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TESTF120 Release 2024-02-10
Marek Trokenheim's homepage
(c) Marek Trokenheim

1.b4 e5 2.Bb2 Bb4 3.Be5 Nf6 4.Nc3

(...)

4...Na6 5.e3 d6 6.Bf6 gf6 7.Na4 Qd7 8.c3+/- Nc5 9.Nc5 Bc5 10.Rb1 0-0 11.d4+/- Bb6 12.Bd3 Qc6 13.Qc2 Qg2 14.Bh7 Kg7 15.Be4 Qg4 16.Nf3 Kh6 17.Rg1 Qh5 18.Nd2 Rb8 19.c4 f5 20.Bf3 Qh3 21.Rg2 Re8 22.c5 dc5?? 23.dc5 Ba5 24.Ke2 Bd2?? 25.Qb2+- Bc3 26.Qc3 f6 27.Qf6 Kh7 28.Qg7# 1–0. Mephisto Super Mondial – Boris Sargon 2.5, Leiden, 2000.

4…Bc5 5.e3 0-0 6.Bf6 Qf6 7.Ne4 Qe7 8.Nc5 Qc5 9.Nf3 d5 10.Be2 Qe7 11.0-0 c5 12.d4 c4 13.c3 Nc6 14.a4 Bf5 15.Nd2 Bg6 (15...Rfe8 16.Bg4 Bd3 17.Be2 Be2 18.Qe2=) 16.Re1 a6 (16...Rad8 17.e4 de4 18.Bc4=) 17.Bf3 Qd7 18.e4 de4 19.Be4 Be4 20.Re4 b5 21.ab5 ab5 22.Rb1 Qd5 23.Qf3 Ra3 (23...b4 24.cb4 Nd4 25.Qe3=) 24.Re3+= Qf3 25.Nf3 Rb3 Black prepares the advance b4 26.Ra1 h6 27.h4 b4 28.cb4 (28.d5 Nb8+=) 28...Rb4 (28...Re3 29.fe3 Nb4 30.Kf2=+) 29.Rc1 (29.d5!? Nd8 30.Ne5+=) 29...Rd8= Attacks the isolani on d4 30.Rec3 (30.Kf1!?=) 30...Nd4-/+ 31.Nd4 (31.Rc4!? Nf3 32.gf3-/+) 31...Rd4-+ 32.g3 Kf8 33.R1c2 Ke7 34.Kg2 Kd6 35.Rf3 f6 36.Re2 Rb7 37.Rf5 Rc7 38.Rc2 c3 39.Rf3 Rdc4 40.Rf5 (40.Rd3 Ke5-+) 40...R4c5 41.Rf4 Kc6 42.Kf3 Kb5 43.Ke3 (better 43.Rd4-+) 43...Rc4 44.Rf5 Kb4 45.Ke2 (45.Rc1 Re7 46.Kf3-+) 45...Kb3 46.Kd1 (46.Rc1 R4c5 47.Rc5 Rc5-+) 46...Rd7 47.Kc1 Rcd4 48.Rb5 Kc4 49.Rc5 Kc5 50.Rc3 Kb4 51.Re3 (51.Kb2 Rd2 52.Rc2 g6-+) 51...Rc4 (51...Rd1 52.Kc2 R7d2) 52.Kb2 Rd2 53.Kb1 Rf2 54.g4 (54.Rd3 Rc3 55.Rd7 Rg3 56.Rb7 Kc5 57.Rc7 Kd4 58.Rd7 Ke3-+) 54...Rg4 55.Re1 Rh4 56.Rg1 Rhh2 57.Rg4 0-1. BeepBeepImAJeep (2785) - quick_Mate (2765), lichess.org, 2020.

4...Bd6 5.Bd6+= cd6 6.e3 Nc6 7.Qf3 Qb6 8.Rb1 Qc5 9.Bd3 0-0 10.Ne4 Qa5?? 11.Nf6+- gf6 12.Rb5 Qa2 13.Bh7! Kh8 14.Qf6 Kh7 15.Rh5 (15.Rh5 Kg8 16.Rh8) 1–0. Alissa – Manners, ChessWorld.net, 2005.

4...Rg8 5.e3= Bc3 6.Bc3+= Nd5 7.Qh5 Nc3 8.dc3 g6 9.Qh7+= Ke7 10.Bc4+/- Qf8 11.Qh4 Ke8 12.Nf3 Nc6 13.0-0 Rg7 14.Ng5 f6? 15.Nh7+- Qe7 16.Nf6 Kf8 17.Qh8 Rg8 18.Qg8 1–0. Alissa – crome, ChessWorld.net, 2005.

4…Qe7

5.Bf6 Qf6 6.Nd5 Qd4 7.Nc7+- Kd8 8.c3 (8.Nf3 Bd2 9.Nd2 Kc7+-) 8...Bc3 9.Rc1 Bb2?? (better 9...Kc7 10.e3 Qf6+-) 10.Nf3+- (10.Na8?! Bc1 11.Qc1 Nc6+-) 10...Qb4 (10...Qd6 11.Rc2 Bf6 12.Na8+-) 11.Rc2 (worse 11.Na8 Bc1 12.Qc1 Nc6+-) 11...Nc6 (11...d5 12.Na8 Bf5 13.a3 Ba3 14.Rc3+-) 12.Na8 Bf6 13.e3 (13.Rc1 b5 14.Rb1 Qa5+-) 13...d5 (13...b5 14.a3! Qd6 15.d4+-) 14.Qc1 Bd7 (14...Bg4 15.Rc5 Qe4 16.Rb5 Bf3 17.gf3 Qf3 18.Qc5+-) 15.a3 (better 15.Rc5 Qe4 16.d4 Be7+-) 15...Qd6 16.Qb1 Qb8 17.Qb3 Qa8 (17...d4 18.Nb6! ab6 19.Bc4+-) 18.Qd5 1–0. DEFFM – GuestPZDL, freechess.org, 2018.

5.Bf6 Qf6 6.Nd5 Qd6!? 7.Nb4 Qb4=.

5.Bf6 Qf6 6.Nd5 Qd6 7.c4 Bc5 8.e3 c6 9.Nf4 0-0 10.Nf3 Re8 11.Be2 Bb6 12.0-0 Qf6 13.d4 d5 (better 13...Bc7!?=) 14.cd5+/- Bf5 (14...Bc7 15.dc6 Bf4 16.cb7 Bb7 17.ef4 Qf4 18.Qb3+/-) 15.Bd3 Bg4 16.dc6 Nc6 17.Nd5 Qd6 (better 17...Qd8!? 18.Nb6 ab6+-) 18.Nb6 ab6 19.Bh7! Kh8 (19...Kh7 20.Ng5 Double attack) 20.Bd3 Ra5 21.h3 Bh5 22.Be2 Bg6 23.Nd2 Rg5 24.f4 (24.Rc1!? b5+-) 24...Rg3 25.Rf3 (25.Bf3 Re3 26.Nc4 Qe7+-) 25...Re3? (25...Rf3 26.Nc4 (worse 26.Nf3 Re3 27.d5 Nb4+/-; 26.gf3?! Re3 27.Nc4 Qf4 28.Ne3 Qe3 29.Kh1 Nd4=+) 26...Qd5 27.gf3+-) 26.Re3?? (better 26.Nc4 Qe6 27.d5+- (worse 27.Re3 Re3 28.f5 Bf5+-; 27.Ne3?! Rf3 28.Ng4 Rf4+-)) 26...Re3+/- 27.Nf1?? (27.Nc4!? Qf4 28.Ne3 Qe3 29.Kh1 Nd4 30.Bf3+/-) 27...Re8?? (better 27...Re2 28.Qe2 Qd4 29.Qf2 Qa1-+) 28.d5+= Nb4 29.Qd2 (29.Bh5!?+=) 29...Nd5 30.Rd1 Qc5 31.Kh2 Nf4? (better 31...Nc3 32.Re1 Qb4=) 32.Qf4+- Re2 33.Qh4 Qh5 34.Rd8?? (better 34.Qd8 Kh7 35.Ng3+-) 34...Kh7= 35.Qh5 Bh5 36.Ng3 Re5 37.Rd7 Bg6 38.Rb7 Rb5 (38...f5 39.Rb6 f4 40.Nh1=+) 39.a4 Rb4 40.Nf1 (40.Ne2 Ra4 41.Rb6 Bd3=) 40...Ra4 (40...Be4 41.Rf7 Ra4 42.Nd2=+) 41.Rb6= Ra2 42.Ng3 Kh6 43.Rb4 Kh7 44.Rh4 Kg8 45.Rf4 f6 46.Rf1 Bf7 47.Rg1 (47.Rd1 Bb3 48.Rd8 Kf7 49.Rd7 Kg6=) 47...Bd5=+ 48.Nh5 Kf7 49.Nf4 Be4 50.Nh5 (50.h4 g5 51.hg5 fg5=+) 50...g6-/+ 51.Ng3 Bd5 52.h4 (52.Nf1 g5-/+) 52...f5 53.Kh3 f4 54.Nh1 Ra3 Black intends f3 (54...Kf6 55.Kg4 Ke5 56.Re1 Be4 57.Kh3-/+) 55.g3? (55.Kg4 Ra4 56.Kg5 Ra2=) 55...f3 (better 55...Bh1!? 56.Rh1 Rg3 57.Kh2 Kf6-+) 56.Rf1 Ra2 57.Nf2 Kf6 (57...Re2 58.g4=+) 58.g4 Be6 (58...Kg7 59.Kg3=) 59.Kg3 (59.Nd3 Kg7 60.Rf3 Bd5+/-) 59...Ke5 (better 59...Bc4!? 60.g5 Kg7+=) 60.Nd3+/- (60.Kf3?! Ra3 61.Kg2 Kf4+=) 60...Kd4 61.Rf3 Bd5 62.Nf4?? (better 62.Nb4 Bf3 63.Na2+-) 62...Ke4?? (better 62...Bf3 63.Kf3 Ra3 64.Ke2 Ra6=+) 63.Rf2?? (better 63.Ng6 Ra1 64.Rf4 Ke3 65.h5+-) 63...Ra3?? (better 63...Rf2 64.Nd5 Rf3 65.Kg2 Rf7 66.Nc3 Kf4-+) 64.Kh2 (better 64.Kg2 Bf7 65.Ng6 Bg6 66.h5+/-) 64...Be6?? (better 64...Rf3!? 65.Nh3 Rf2 66.Nf2 Kf4=) 65.Ng2 (better 65.Ne6 Ke5 66.Re2 Kf6+-) 65...Bg4?? (better 65...Ke5 66.Re2 Kf6+/-) 66.Re2 (better 66.Rf4 Ke5 67.Rg4+-) 66...Be2-+ 67.Nf4 (67.h5 Bh5 68.Ne1 Ra1 69.Nd3 Kd3 70.Kg2 Ke3 71.Kg3 Rg1 72.Kh3 Kf2 73.Kh4 Rg4 74.Kh3 g5 75.Kh2 Rh4) 67...Rf3 (67...Kf4 68.Kg2 Ra2 69.Kf2 Bd3 70.Ke1 Ke3 71.h5 Ra1) 68.Ne2 Re3 (68...Rf2 69.Kg1 Re2 70.Kf1 Kf3 71.Kg1 Rd2 72.h5 Rd1 73.Kh2 gh5 74.Kh3 Rh1) 69.h5 (69.Ng1-+) 69...Re2 70.Kg3 (70.Kg3 gh5 71.Kh4 Kf4 72.Kh5 Re6 73.Kh4 Rh6). BeepBeepImAJeep (2725) - Ruslan_Sezdbekov (2515), lichess.org, 2020.

4...0-0

5.a3 Be7 6.Bf6 Bf6 (worse is 6...gf6 7.e3+/-) 7.d4 Re8 (7...c5 8.Nf3 cd4 9.Ne4-/+) 8.Nf3 Nc6 (8...d5 9.e3-/+) 9.e3 b6 10.Bd3 Nd4 11.Bh7 (11.Nd4 Bd4 12.Bh7 Kh7 13.Qd4 d6=) 11...Kh7+= 12.Nd4 Kg8 13.0-0 (13.Qd3 d5+=) 13...Bb7 (13...Ba6 14.Qg4-+) 14.Qg4 (better is 14.Qd3!?+=) 14...c5 15.Nde2 d5 (better is 15...Ba6!?-/+) 16.Rad1= d4 17.ed4 cd4 18.Nb5 (better is 18.Nd4!? Qc8 19.Qc8 Rac8 20.Ncb5=) 18...Re4 19.Qf3? (19.f4 a6 20.Nbc3 Re3-/+) 19...Re7 (better is 19...Qd7 20.Ng3 Rh4-+) 20.Qd3 Ba6 (better is 20...Qd5!? 21.f3 Qc5 22.Nbd4 Re2 23.Qe2 Bd4 24.Kh1 Bc6-+) 21.a4= Rc8 22.c4 (22.c3 Qc7 23.Ned4 Qc4+=) 22...Rd7= 23.Rd2 Rc6 24.Rfd1 Kf8 (24...Rc5 A) 25.Nbd4? Bc4 (25...Rc4?! 26.Qe3-/+) 26.Qh3 Rcd5-+; B) 25.Qc2=) 25.Qh7 (worse is 25.Ned4 Bb5 26.Nc6 Bc6 27.Qa3 Ke8 28.Rd7 Bd7+=) 25...g6 (better is 25...Bb5 26.cb5 Rc4+=) 26.Qh3?? (26.Ned4 Bb5 27.ab5+/- (27.cb5 Rcd6 28.Nf3 Rd2 29.Rd2 Bg7 30.Rd7 Qd7-/+)) 26...Rc4-/+ 27.Qb3 Rc5 28.Rd3 Rdd5 29.Ned4?? Bb5-+ 30.Nb5 Rd3 (30...Rd3 31.Qd3 Qd3-+) 0–1. Baer,Cy (1895) – Neumann,Frank (1650), RSS5E NoEngine–30, 2007.

5.Nb5 d6 6.Bf6 gf6 (better is 6...Qf6!? 7.Nf3 Ba5=+) 7.c3+= Ba5 8.e3 c6 9.Nd4 Kh8 10.Bd3 Rg8 11.Qh5 Rg7 12.Nf5 Rg5 (12...Rg2?? 13.Nd6!? Rg7 14.Nf7 Rf7 15.Qf7+-) 13.Qf3 Bf5 (better is 13...Nd7!? 14.Bc2 Ne5+=) 14.Bf5+/- Nd7 15.Qh3 Nf8 16.Ne2 d5 17.f4 Rg7 18.0-0 c5 19.d4 cd4 20.ed4 Qc7 21.Rf3 Re8 22.Kf2 Qc4 23.Bd3 Qc8 24.Bf5 (24.Qc8!? Rc8 25.Rb1+/-) 24...Qc4 25.Bd3 Qc8 26.Rc1 Qh3 27.Rh3 Rc8 28.c4 dc4 29.Rc4 Rc4 30.Bc4 Ne6 31.d5 Nc5 32.Rg3?? (better is 32.Ng3+-) 32...Ne4=+ 33.Kf3? (better is 33.Ke3!? Ng3 34.Ng3=+) 33...Rg3 34.Ng3 Nd2 35.Ke3 Nc4 36.Kd3 Nd6 37.a4 a6 38.Ne4 Bc7 39.Nd6 Bd6 40.g3 f5 41.h3 h5 42.Ke2 b5 43.ab5 ab5 44.Kd3 Kg7 45.Kd4 h4 46.gh4 Kg6 (< 46...Bf4 47.Kc5-+) 47.Kd3 Kh5 0–1. tycho – cccmember, HCL–A1615 playchess.de, 2003.

5.e3 Bc3 6.Bc3= d5 7.Nf3 c5 8.Bb2 Nc6 9.Be2 Re8 10.h3 Bf5 11.a3 Qd6 12.d4 c4=+ 13.Nh4 Ne7 14.Bc3 Ne4 15.Bb4 Qf6 16.Nf5 Nf5 17.0-0 a5 18.Be1 b5 19.Rb1 Reb8 20.Bg4 Qg6 21.Bf5 Qf5 22.Qg4 Qg4 23.hg4 Nd6 24.f3 Kf8 25.g5 Ke7 26.Rb2 Kd7 27.Kf2=+ Rh8 28.Rh1= Kc6 29.g4 h6 30.gh6 Rh6 31.Rh6 gh6 32.Rb1 f5 33.gf5 Nf5 34.Bc3 Re8 35.Re1 b4 36.ab4+= a4 37.e4 Nd6 38.e5 Nf5 39.Rg1 Kb5 40.Rg4 a3 41.Rf4 Ne7 42.Rf7 a2 43.f4 Nc6 44.f5 Kb6 45.f6 Rd8?? 46.e6+/- Rd6 47.b5 (47.b5 Re6 48.bc6 Kc6 49.Ra7 Rf6 50.Ke3 Re6 51.Kf3+-) 1–0. Baer,Werner (2000) – Milde,Lars (1970), TT–04.27 TSC, 2002.

5.e3 d6 6.Bf6+= gf6 7.Nd5 a5 (7...Ba3!?+/-) 8.a3+- Bc5 9.Qf3 Nd7 (9...f5 10.d4 Ba7 11.Bd3+/-) 10.d4 Bb6 11.Bd3 (worse is 11.Nb6 Nb6 12.Bd3 Kh8+/-) 11...Re8 12.Nh3 c6 (12...Ba7 13.Qf5 Nf8 14.Nf6 Kg7 15.Ne8 Qe8 16.Qd5+-) 13.Nb6 Nb6 14.Qg3 Kf8 15.Nf4 Nd5 (15...Ke7 16.Qg7+-) 16.Nd5 cd5 17.Bh7 Be6 18.Rb1 Rb8 19.Bd3 Ke7 20.0-0 Rg8 21.Qf3 Rg7 22.Rb3 Qc7 23.Rfb1 b6 24.Rb5 Qc6 (24...Bd7 25.R5b2+- (worse is 25.Rd5 Bc6+-)) 25.Ra5!! ba5 26.Rb8 Qc7 27.Rb3 Rg8 28.h4 Qc6 29.Rb5 a4 30.Ra5 Qb6 (30...Bd7 31.g3+-) 31.Ra4 Rh8 32.g3 Qb8 33.Ra6 Qb1 34.Kh2 Qb7 35.Qf4 Qb8 36.a4 Rg8 37.a5 1–0. ETC_Chess – Hal1958, playchess.de, 2003.

5.e3 c6

6.Rb1 Be7 7.Nf3 d5 8.Bd3 Nbd7 =.

6.Rb1 Be7 7.Nf3 d5 8.Be2 Nbd7 9.0-0 Ne5 10.Ne5 Qa5 (10...Bd6 A) 11.Nf3 Re8 (11...b5 12.a4 b4 13.Na2) 12.Rb3 (12.Nd4 Qc7 13.f4) 12...b5 13.d4 a6 14.a4; B) 11.Ng4 Ne4 12.Ne4 de4 13.d4 ed3 14.Qd3; C) 11.d4; D) 11.f4 Re8 12.d4 Qe7 13.Qd3+= (13.Bd3 Bb4 14.Rb3); 10...Qc7 11.f4 (11.Nf3 Bd6 12.d4 Re8 13.Rb3) 11...b5 12.Rb2 Re8 13.a4) 11.Nd3 (11.Rb2 Re8 12.Nf3 (12.f4 Bd6 13.Qe1) 12...b5 (12...Ba3 13.Rb3) 13.Nb1 Bd6 14.d4; 11.Qc1 Ba3 12.Qe1 Bb4 13.Rb2) 11...Bd6 (11...Rd8 12.Bf3 Qc7 13.Re1) 12.Rb7?? (better is 12.f4-/+ Re8 13.Ne5-/+ –0.84/9 (13.Qe1 Re7 14.f5); 12.f3 b5 (12...a6 13.f4) 13.a4-/+ (13.Rb2 Re8 14.Qb1)) 12…Bb7-+ 0–1. Rosner,Dirk – Zimmer,Frank, TWO (year?).

6.Rb1 Be7 7.Nf3 d5 8.Be2 Nbd7 9.Bg3 Nh5 10.0-0 Ng3 11.fg3 Qa5 12.Qc1 Bb4 13.Nd1 Ba3 14.Nb2 Nb6 15.Qd1 Be7 16.Ra1 Qa3 17.Nd3 Nc4 18.c3 Bg4 19.Nfe5 Be2 20.Qe2 Ne5 21.Ne5 Qd6 22.Nf3 Bf6 23.Nd4 Bd4 24.cd4 Qe7 25.Rab1 ½–½. Rosner,Dirk – Trigance,Eric, corr 3GMM–14, 1995.

6.Bd3 d6 7.Bg3 Bc3 8.dc3 d5 9.Ne2 c5 10.c4 (10.Nf4+=) 10...d4 (better is 10...b5!? 11.cb5 c4-/+) 11.ed4= cd4 12.0-0 Nc6 13.Nf4 Bg4 14.f3 Bh5 (14...Bc8 15.Re1=) 15.Qb1 Na5 16.Bh4 Bg6 17.Nd5 Qd6 (17...Nd5 18.Bd8 Pinning (18.Bd8 Deflection)) 18.Bf6+/- gf6 19.Qe1 Nc6 20.Qh4 Kg7 21.Rab1 b6 22.f4 Bd3 (better is 22...f5!?+=) 23.cd3+- f5 24.Rf3 h6?? (better is 24...Rh8+-) 25.Rg3 (25.Rg3 Qg6 26.Qf6 Kh7 27.Rg6 fg6 28.Qc6+-) 1–0. Offenbach/Holaus,V (2285) – Maier,Ralf (2005), remoteschach.de, 2009.

6.Qf3 Be7 7.h3 d6 8.Bh2 Nbd7 9.g4 Nc5 10.Nge2 Be6 11.Ng3 Re8 12.Be2 Nd5 13.Nce4 Nb4 14.Bd1 Bd5 15.0-0 Bh4 (better is 15...f5!? 16.gf5 Bf6 (16...Ba2 17.c3 Bc4 18.f6 Bf6 19.Nf6 Qf6 20.Qf6 gf6 21.cb4 Bf1 22.Nf1+/-; 16...Na2?! 17.f6+=) 17.Nf6 Qf6-+) 16.d3 Bg3 17.Qg3 Be4 18.de4 (better is 18.Qd6 Nbd3! 19.cd3 Nd3 20.Qd8 Rad8 21.f3-/+) 18...Ne4 19.Qg2 Nd2 20.a3 Qf6 21.Rc1 Na2 22.Be2 Nc1 23.Rc1 Qb2 24.Re1 Qa3 25.Bd3 d5 26.f3 Nc4 27.Bf4 Qc3 28.Qg3 Nb2 29.Bf1 Qc2 30.Re2 Qc3 31.Qg2 Nd3 32.Bg3 Qc5 0–1. Allain,Michael A – Diaz,Francisco, CL6–2010.05.08, 2010.

6.Nf3 d5 7.Rb1 Ba5 8.Bd3 Nbd7 9.Bf4 Nc5 10.0-0 Qe7 11.Nd4 Nd3 12.cd3 Bb6 13.Qa4 Bd7 14.Bg5 Rad8 15.Bh4 Rfe8 16.Qc2 Bd4-/+ 17.ed4 Bc8 18.f4 Qd6 19.Nd1 b6 20.Ne3 Ba6 21.Rbe1 Kh8 22.Qc3 Rc8 23.h3 Ng8-/+ (23...Ng8 24.f5 Qh6-/+) 0–1. "lasker" (2070) – Renzo (2345), internet, 2007.

6.Nf3 d6=+ 7.Bg3 d5 8.a3 Bc3 9.dc3 Bg4 10.Be2 Ne4 11.Qd3 Nd7 12.c4 Ndc5 13.Qd4 Ne6 14.Qb2=+ Qa5 15.Qb4= Qb4 16.ab4 Nc3 17.cd5 Ne2 18.Ke2+= cd5 19.h3 Bh5 20.Ra5 Rfc8= 21.Kd2 Rd8 22.Nd4+= Nd4 23.ed4 b6 24.Ra2 Re8 25.Rc1 f6 26.f3 Re7 27.Re1 Rd7 28.c3 a5+= 29.ba5 ba5 30.Rea1 Rda7 31.Bd6 Bf7 32.Bc5+= Ra6 33.Re1 Re6 34.Rb1 Rae8 35.Rba1 g5 36.Kc2 Bg6 (36...Bg6 37.Kb2 Re2 38.Kc1 Re1 39.Kb2 R8e2 40.Kb3 Bd3 41.Re2 Bc4 42.Kb2 Re2 43.Kc1 Rg2 44.Ra5 Rh2 45.Ra8 Kf7-/+) 0–1. Davis,David Neville – Senis,Enrico, CP.2002.P.00070, 2002.

5.e3 Nc6

6.Nf3 Ne5 7.Ne5 1–0. wlittle (2105) – wanderer (2815), net–chess.com, 2005.

6.Bg3 Bc3 7.dc3 Ne4 8.Qg4 Nc3 9.Nf3 d6 10.Qc4= Na2 11.Qa2+/- Qf6 12.Bh4 Qc3 13.Nd2?? Nb4-+ 14.Qa4 Nc2 15.Ke2 Na1 16.Ne4 Qc2 17.Qc2 Nc2 18.Kd2 Nb4 19.Bd3 Nd3 20.Kd3 Bf5 21.Kd4 Be4 22.Ke4 a5 23.Kd5 Rfe8 24.Bg3 g5 25.e4 h5 26.f3 h4 27.Bf2 Re5 28.Kc4 c6 29.Bb6 Rb5 30.Bc7 d5 31.ed5 Rd5 32.Rb1 Rd7 33.Rb7 Rc8 34.Rb8 Rdc7 35.Rc8 Rc8 36.Kb3 Rb8 37.Kc4 a4 38.Kd4 a3 39.Ke5 Rd8 40.Kf5 Rd5 41.Kg4 a2 42.g3 hg3 43.hg3 a1Q 44.Kh5 Qh1 45.Kg4 f6 46.f4 gf4 47.gf4 Qh5 48.Kg3 Rd3 49.Kg2 Qe2 50.Kg1 Rd1 0–1. willi_weizenkeim – hal1958, HCL–B2139 playchess.de, 2003.

6.Bf6 Qf6

7.Nd5 Qe5 8.Nb4 Nb4 9.c3 Nc6 10.d4 Qa5 (10...Qd5 A) 11.Qc2 d6 (11...Re8 12.Rb1 a6 13.Nf3 Qh5 14.Bd3 d6; 11...Qh5 12.Bd3 Re8 13.Ne2 Qh4 14.0-0 b6; 11...b6 12.Bd3 Bb7 13.Bh7 Kh8 14.Qe4 Qd6; 11...h6 12.Nf3 d6 13.Bd3 Bg4 14.Be4 Qc4) 12.Bd3 Re8 13.Nf3 Bg4 14.Rb1 Bf3; B) 11.c4 Qf5 (11...Qe4 12.Nf3 Qg4 13.Rb1 d6 14.Bd3 f5) 12.Rb1 Qa5 13.Qd2 Qf5 14.Rb5 Qg6; C) 11.Qb1 Qa5 (11...Qh5 12.Bd3 Re8 13.Ne2 Qh4 14.g3 Qh6; 11...Re8 12.Nf3 Qa5 13.Qc2 d6 14.Bd3 Bg4; 11...h6 12.Nf3 Qa5 13.Qb2 d6 14.Be2 Re8) 12.Qc2 Re8 13.Nf3 d6 14.Bd3 Bg4; D) 11.Qb3 Qf5 (11...Qe4 12.Rd1 d6 13.Nf3 Qg6 14.Qb1 Qh5) 12.Rd1 d6 13.Nf3 Qg6 14.Qb1 Qh5) 11.Qc2 d6 (11...Re8 12.Nf3 d6 13.Bd3 Bg4 14.Nd2 Qh5) 12.Bd3 h6 13.Ne2 Qg5 14.0-0 (14.Nf4 Rb8) 14...Ne7 (14...Re8+=) 15.c4 f5 (15...Re8 16.Rab1+=) 16.c5+/- d5 17.Rab1 c6 18.Rb2 Ng6 19.Rfb1 Rf6 20.f4 (20.Re1 Rf8+/-) 20...Qg4 21.Kh1 Rf7 22.Ng1 Qh4 23.Nf3 Qe7 24.Qd2 Qe8 25.a3 Re7 26.Ne5 Ne5 27.fe5 (27.de5?! Qf7=) 27...Qf8 28.a4 Rf7 29.a5 a6 30.Qf2 Kh8 31.Rb6 f4 (better is 31...Qe7!?+/-) 32.Bg6+- 1–0. Coltharp,Cameron – Bennett,Hilton, email CTON, 1997.

7.Nd5 Qe5 8.Nb4 Nb4 9.c3 Nc6 10.Nf3 Qf5 11.d4 Qa5 12.Qb3 d6= 13.Bb5 Ne7 14.0-0 Be6= 15.Qa4 Qa4 16.Ba4 Nd5 17.Rfc1 Nb6 18.Bc2 Bd5 19.e4 Bc4 20.Bb3 Bd3 21.Ng5 h6 22.Rd1 Be2 23.Re1 Bg4 24.Nf7 Rf7 25.Bf7 Kf7 26.Rab1 Be6 27.d5 Bd7 28.Re3 Re8 29.Rb4 a5 30.Rd4 Bb5 31.Re1 Nc4 32.a4 Ba6 33.Kh1 c5 34.dc6 bc6 35.Rdd1 Re7 36.Rb1 c5 37.f3 Bb7 38.Ra1 d5 39.ed5 Re1 40.Re1 Bd5 41.Rd1 Bc6 42.Rd8 Ke6 43.Rg8 Ba4 44.Rg7 Be8 45.Rc7 Kd5 46.f4 a4-+ 47.f5 a3 48.f6-/+ Bg6 49.h4 Ke6 50.Rc5 a2 51.Rc6 Kf7 52.Ra6 Bb1 53.g4 Ne5 54.g5 hg5 55.hg5 Kg6 56.Kg2 Kg5 57.c4 Kg6 58.c5 Kf7 59.Kg3 Nc6!! 60.Ra8 Kf6 61.Kf4 Ke6 62.Ke3 Kd5 63.Kd2 Kd4 64.Kc1 Kc5 65.Kb2 Nb4 66.Kb3 Bd3 67.Ra5 Bb5 68.Kc3 Nc6 69.Ra2 Bf1 70.Rh2 Kd5 71.Rd2 Ke5 72.Rh2 Na7 73.Kb4 Bd3 74.Kc5 Ke6 75.Rh3 Bf5 76.Rh8 ½–½. EXchess 3.11 – Comet B50, 2004.

7.Nd5 Qe5 8.Nb4 Nb4 9.c3 Nd5 10.Nf3 Qe7 11.Be2 Re8 12.0-0 d6 13.c4 Nb6 14.d4 Bf5 15.Bd3 Be4 16.Be4 Qe4 17.Rc1 Rad8 18.c5 dc5 19.Rc5 c6 20.Ra5 Ra8 21.Ne5 f6 22.Nf3 Nd5 23.Re1 Qg6 24.Qb3 b6 25.Ra6 Qg4 26.Qa4 Qd7 27.e4 Nf4 28.Nd2 Qg4 29.Qb3 Kh8 30.Qf3 Qg5 31.Re3 Red8 32.Nb3 Qb5 33.Ra3 Ne6 34.Rd3 Qb4 35.Nd2 Nd4 36.Qh5 a5 37.Nf1 Qb5 38.Qb5 Nb5-+ 39.Rd8 Rd8 40.Re3 Kg8 41.f4 Kf7 42.e5 fe5 43.fe5 Ke6 44.Kf2 Rd4 45.Kg1 Ra4 46.Rg3 g6 47.Rh3 Ra2 48.Rh7 Nc3 49.Ne3 Nd5 50.Nd5 Kd5 51.Re7 a4 52.h4 a3 53.Ra7 b5 54.Ra6 b4 55.e6 Re2 56.g4 Re6 (57.Kf2 c5-+) 0–1. EXchess 3.11 – Comet B25, 2004.

7.Nd5 Qd6

8.Nb4 Qb4 9.c3 ½–½. Boehnke,Hartmut – Klejner,Mendel, EM/M/185 ICCF Email, 2002.

8.Nb4 Qb4 9.Bd3 d6 10.Ne2 Ne5 11.0-0 Qa5 12.Nc3 Nd3 13.cd3 b6 14.d4 Ba6 15.Re1 c5 16.d5 Bd3=+ 17.e4 f5 18.e5 de5 19.Re5 Rae8 20.Qe1= Rd8 21.Re7 Rf7 22.Rf7 Kf7+/- 23.Qe6 Kf8 24.d6 b5 25.Re1 h6?? 26.d7 Be4 27.Ne4 Qa2 28.Qf5 1–0. EXchess 3.11 – Doctor? 3.0, 2004.

8.Nb4 Qb4 9.Nf3 d5 10.Be2 Re8 11.0-0 d4 12.Rb1 Qd6 13.Nd4 Nd4 14.ed4 Qd4 15.Re1 Bd7 16.Rb7+= Bc6 17.Rb3 Qe4 18.f3 Qd4 19.Kh1 Qf2 20.Rb1 Bd5 21.a3 c6 22.Bd3 Qc5 23.c4 Be6 24.Qc2 h6 25.Re3 Rad8 26.f4 Bd7 27.Qc3 Re3 28.de3 Bf5 29.Bf5 Qf5 30.Re1 Rd3 31.Qb4 Qe4 32.c5 Qb4 33.ab4 Rb3 34.Ra1 Rb4 35.h4 Rb5 36.Ra7 Rc5 37.Kg1 h5 38.Kf2 Rc2 39.Kf3 f5 40.Ra5 c5 41.Ra7 Kh7=+ 42.Rd7 c4 43.Rd4 g6 44.Rd8 Kg7 45.Rc8 Kf6 46.Rc6 Kf7 ½–½. Rosner,Dirk – Manoukyan,Artak, IECC vs CiF, 2000.

8.Nb4 Nb4 9.a3 Nd5 10.Nf3 b6 11.c4 Nf6 12.d4 Bb7 13.Bd3 c5 14.0-0 Rfe8 15.a4 (15.d5 b5=) 15...Bf3 16.Qf3 cd4 17.Rfd1 Rac8 18.a5 ba5 19.ed4 Kf8 20.Bf1 Qb4 Looking at c4 21.Qa3 d5 22.cd5 (worse 22.Qa5 Qa5 23.Ra5 dc4 24.Ra7 c3=+) 22...Nd5 23.Qa5 Qa5 24.Ra5 Nc3 25.Rda1 Re4 26.Ra7 Rd4 27.f3 ½–½. Madsen,John (1735) – Block,Benjamin (1710), FICGS, 2008.

8.c4 b6 9.Be2 Bb7 10.Nf3 Ba5 (10...Ba3 11.0-0=) 11.0-0= Rae8 12.Qa4 (12.d4 Ne7 13.Ne7 Qe7=) 12...Ne7 13.Nf4 Ng6 (worse is 13...Bd2 14.Nd2 Qd2 15.Qa7+/-) 14.Ng6 Bc6 (worse is 14...Qg6 15.Qd7 Rc8 16.Rfd1+=) 15.Qd1 (15.Qc2 Be4 16.d3 Bg6=) 15...Qg6+= 16.g3 Be4 17.Nd4 Bb4 (17...Re7 18.f3 c5 19.Nb3+=) 18.Bh5 Qf6 19.Bf3 Bg6 20.Bh5 Bh5 21.Qh5 Bd2 22.Rad1 Bc3 23.Nb5 Be5 24.Rd7 Qe6 25.Qd1 (25.Rd5!?+=) 25...Qc4-/+ 26.Qb3 Qc6 27.Rd3 a6 28.Nc3 b5 29.Rfd1 Re6 30.Nd5 Qb7 31.Qc2 Bd6 32.f3 c5 33.e4 c4 34.R3d2 Rfe8 35.Kg2 Qc6 36.Ne3 Qb6 37.Re2 Qc5 38.Rd5 Qc6 39.Qd1 g6 40.Nc2 Qb6 41.Qd4 Bf8 42.Rd2 Qd4 43.Nd4 Rd6 44.Rd6 Bd6 45.Nb5 ab5 46.Rd6 c3 47.Rc6 b4 48.Rc4 Ra8 49.Rb4 Ra2 50.Kh3 Rd2 51.Rc4 c2 52.g4 Kg7 53.g5 h6 54.f4 Re2 55.gh6 Kh6 56.Kg3 Re4 57.Rc2= Rd4 58.Rc3 ½–½. Boehnke,Hartmut (2135) – Gavrijski,Dimitar (2235), EU/WS/M/003 ICCF, 2008.

5.e3 d5

6.Rb1 Be7=+ 7.Nf3 c5 8.Bd3 Nc6 9.Bg3 a6 10.Ne5 Ne5 11.Be5 Ng4 12.Bg3 b5 13.e4 d4 14.Nd5 Bh4 15.Bh4 Qh4-/+ 16.g3 Qd8 17.0-0 f5 18.ef5 Nh2! 19.Re1 Qd5 20.Be4 Qd8 21.Ba8=+ Bf5 22.Qh5 Qa8-/+ 23.Qh2 Bc2 24.Rbc1 d3 25.Re7 Qf3 26.Rce1 c4 (26...c4 27.Rc7 Kh8-/+) 0–1. "lasker" (2110) – Nirvana (2125), internet, 2007.

6.Bb5 c6=+ 7.Ba4 Nbd7 8.Nf3? Ne5-+ 9.Ne5 Qa5 10.Nc6 bc6 11.Bc6 Rb8 12.Rb1 Ba6 13.Rb4 Rb4 14.a4 d4 15.Ne2 Rc8 16.Nd4 Rd4! 17.ed4 Rc6 18.f3 Qa4 19.c3 Re6 20.Kf2 Re2 21.Qe2 Be2 22.Ke2 Qc4 23.Ke3 a5 24.Rb1 g5 25.Rb8 Kg7 26.Ra8 Nd5 27.Ke4 Nc3! 28.dc3 Qc6 (28...Qc6 29.Kf5 h6-+) 0–1. Wlosek,Maciej – Kossobudzki,Robert, corr 2. AMM, Poland, 1994.

6.Bb5 c6-/+ 7.Ba4 Re8 8.Nf3? Bg4 9.Bd4 Ne4-/+ 10.Rb1 Qa5 11.Bb3 Nc3 12.Bc3 Bc3-+ 13.dc3 Qc3 14.Qd2-/+ Qf6 15.Nd4 Na6 16.0-0 c5 17.Nb5 c4 18.Ba4 Re5 19.Nc3 Nc5 20.Nd5? Qd6 21.f3? Rd5 22.Qb4 Be6 23.f4 Rd2 24.Rf3 Na4 25.Qa4 Rd1 26.Rf1 Rb1 27.Rb1 Qd2 28.Rb7 Qe1# 0–1. Wlosek,Maciej – Pegiel,Marek, corr 2. AMM, Poland, 1994.

6.Bb5 c6-/+ 7.Ba4 Ng4 8.Bf4 Bc3 9.dc3 Qa5-/+.

6.Bb5 c6-/+ 7.Be2 Nbd7 8.a3 Ba5-/+.

6.Bf6 gf6 7.Qh5 Bc3 8.dc3 +=.

6.Bf6 Qf6 7.Nd5 +/-.

5.e3 Be7

6.Qf3 =.

6.Nf3 a6 7.Rb1 d5 8.Be2 Nbd7 9.Bf4 b5 10.Nd4 Nb8 11.Bf3 c5 12.Nb3 Be6 13.0-0 Nc6 14.Re1 (14.d4 c4 15.Nc5 Qa5-/+) 14...Rc8 (14...c4 15.Nd4 Nd4 16.ed4+=) 15.d3 h6 16.h3 Nh7 (16...Re8 17.Ne2+=) 17.d4 (17.a4 b4 18.Ne2 Nf6=) 17...cd4+= 18.ed4 (worse is 18.Nd4 Nd4 19.Qd4 Bf6-+) 18...Bb4 19.Re3 Ne7 20.Ne2 Nf5 21.Rd3 Nh4 (21...Ng5 22.Bg4+=) 22.c3 Bd6 23.Nc5 (23.Bd6 Qd6 24.Ng3 Nf3 25.Qf3 f5+=) 23...Bc5-/+ 24.dc5 Rc5 (24...Bf5 25.Rd5 Nf3 26.gf3-/+) 25.Bg3 (25.Nd4 Nf3 26.Qf3 Ng5 27.Bg5 Qg5+=) 25...Re8 26.Rb2 (26.Bh4 Qh4 27.Nd4 Ng5-/+) 26...Nf3 27.Rf3 Rc4 28.Re3 Nf6 29.Be5 Re4 30.Bd4 Re3 31.Be3 Qc7 32.Rc2 (32.Bd4 Ne4-/+) 32...Qc6 (32...Ne4 33.Qd4-/+) 33.Nf4 Qd6 (33...Bf5 34.Rc1-/+) 34.Qd2 (34.c4 Bf5 35.Rc1 bc4 36.Rc4 Rb8-/+) 34...Ne4 35.Qd4 Rc8 36.Nh5 f6 37.f3 Rc4 (37...Nc5!?-/+) 38.Qa7+= Bf7 39.fe4 Bh5 40.Qa8 Qf8 41.Qf8 Kf8 42.ed5 Bf7 (42...b4 43.Bd2-/+) 43.Bc1 (better is 43.Rd2!? Ke7 44.g3+=) 43...Bd5-+ 44.Rd2 Be6 (44...Rc3?! 45.Bb2 Rc4 46.Rd5+=) 45.Ba3 Kf7 46.Bb4 h5 (46...Rc6 47.Kf2-/+) 47.a3 (47.Rd6 Bc8-/+) 47...h4 (47...Rc6 48.h4-+) 48.Rd6-/+ Bc8 49.Kf2 g5 50.Rd4 Rd4 (50...Rc6 51.g3-/+) 51.cd4 Bb7 (51...Be6 52.g4-/+) 52.Ba5 (52.g3 Bd5-/+) 52...Kg6-+ 53.Kg1 Bd5 54.Kf2 Kh5 55.Bd8 f5 56.Ba5 f4 57.Kg1 Kg6 58.Kf2 Be4 59.Bb6 Ba8 60.Bd8 Bc6 61.Kg1 Bd5 62.Kf2 Be6 63.Ba5 Kf5 64.Bd8 Bd5 65.Kg1 Bb7 66.Bb6 Kg6 67.Bc7 Bd5 68.Kf2 Kf5 69.Ba5 g4 70.hg4 Kg4 0–1. Benassi,Aspasio (2240) – Eldridge,Mark (2185), FICGS, 2015.

6.Nf3 Nc6 7.Bf4 d5 8.Bb5 Nh5 9.0-0 Nf4 10.ef4 Bg4 11.h3 Bf5 12.g4 Bc8 13.Bc6 bc6 14.Re1 Re8 15.d4 Qd6 16.Qc1 Ba6 17.Qd2 Rab8 18.Re5 f6 19.Re3 Qf4 20.Rae1 Qd6 21.Na4 Bc4 22.Nc5 Ba2 23.Nh4 g6 24.Re6 Qd8 25.Ng6 ½–½. Forberg – marekt, ChessWorld.net #11089, 2004.

6.Nf3 Nc6 7.Bf6 Bf6 8.d4 d5 9.Rb1 b6 10.Bd3 Ne7 11.e4 de4 12.Ne4 Ng6 13.c3 Nf4 14.0-0 Be6 15.Re1 Ba2 16.Ra1 Bd5 17.Bc2 Be7 18.g3 Ng6 19.h4 Re8 20.h5 Nf8 21.h6 a6 (21...a6 22.hg7 Kg7=+). Neinsah – marekt, ChessWorld.net, 2005.

6.Nf3 Nc6 7.Bg3 =.

6.Bf6 Bf6 7.d4 d5 8.Bd3 c5 9.Qh5 g6 10.Qd5 cd4 11.Qd8 Rd8 12.Ne4 Bg7 13.ed4 Rd4 14.0-0-0 Bh6 15.Nd2 Rg4 16.g3 Ra4 17.Kb1 Be6 18.Nb3 Nc6 19.Ne2 Nb4 20.Nc3 Nd3 21.Rd3 Rc4 22.Nd5 Kf8 23.Ne3 Be3 24.Re3 Rac8 25.Rc1 Bf5 26.Re2 b5 27.Kb2 b4 28.Rd2 ½–½. hpoli – marekt, ChessWorld.net, 2004.

5.e3 Re8

6.Nf3 Nc6 7.Bf6 Qf6 (worse 7...gf6 8.Nd5+/-) 8.Nd5 Qd6 9.Nb4 Nb4 10.Rb1 b6 11.Be2 Bb7 12.0-0 (12.a3 Nc6=+) 12...Nc6 (12...Na2 13.c3 Bd5=+) 13.d4= Ne7 14.c4 Ng6 15.c5 Qc6 16.Bb5 Qd5 (16...Qe6 17.Rc1=) 17.Qe2 (17.Qa4 a6 18.e4 Re4= (worse 18...Qe4 19.Bd7 Re7 20.Rfe1+=)) 17...Rad8 (better 17...Qf5 18.Qd1 Be4=) 18.Bc4 (18.Qc2 Qe6 19.Bc4 Be4 20.Be6 Bc2=) 18...Qh5 (18...Nf4! 19.Qd1 Nh3 20.gh3 Qc4-/+ (20...Qf3?! 21.Qf3 Bf3 22.Rb5=+)) 19.a4 (better 19.Nd2 Qg5 20.e4=) 19...Nf4-/+ 20.Qd1 Ng2! 21.d5 (21.Kg2 Bf3 Double attack (21...Qg4 Deflection)) 21...Nh4 (better 21...Ne3!? 22.fe3 Qg4 23.Kf2 Qc4 24.cb6 cb6 25.Rc1-+) 22.Nh4 Qh4 23.Ba2 (23.Qd3 Qg4 24.Kh1 Qf3 25.Kg1 Re4-+) 23...Re5 (23...Re6 24.f4 Re3 25.Bc4-+) 24.Qf3 Rg5 25.Kh1 Rf8 (25...Qa4 26.Bb3 Qg4 27.Qg4 Rg4 28.cb6 cb6 29.Rfc1-+) 26.c6 (better 26.cb6!? ab6 27.Rg1-/+) 26...dc6-+ 27.dc6 (27.Rfc1 Bc8 (27...Qa4?! 28.Bb3 Qg4 29.Qg4 Rg4 30.dc6-+; 27...cd5?! 28.Rc7 Qa4 29.Bb3-+) 28.Rc4 Bg4 29.Rg4 Qg4 30.Qg4 Rg4 31.dc6 Ra4-+) 27...Bc8 (27...Rh5 28.Qg2 Bc6 29.f3-+) 28.Rg1? (28.Rbd1 Rh5 29.Qg3 Bh3-+) 28...Rg6 (better 28...Bf5 29.Bd5 Bb1 30.Rb1 Qa4-+) 29.Rg6-/+ hg6 30.Rg1 (30.Ra1 Bg4 31.Qf4 g5-/+) 30...Bf5-+ 31.Bd5 Rd8 32.e4? (better 32.Rg2-+) 32...Rd5! 33.ef5 (33.ed5 Qe4 Double attack (33...Qe4 Decoy)) 33...Rf5 34.Qg3 Qg3 (34...Qe4 35.Rg2 Qc6 36.Qg4-+) 35.fg3 Rc5 36.Rd1 Rc6 37.Rd8 Kh7 38.Ra8 a5 39.Rc8 g5 40.Kg2 Kg6 41.h3 f5 42.Kf3 Kf6 (42...Rc4 43.Ke2-+) 43.Ke3 (43.Rf8 Ke5-+) 43...Rc3 44.Kd4 Rg3 45.Rc7 Rh3 46.Rc6 Kf7 47.Ke5 f4 48.Rb6 f3 49.Rb2 g4 (better 49...Rh4 50.Rb7 Kg6 51.Rb6 Kh5 52.Rb3-+) 50.Kf4 Rh1 51.Kg4 Ra1 52.Kf3 Ra4 53.Rb6 (53.Rb7 Kg6-+) 53...Rb4 54.Rb7 (54.Ra6 a4 55.Ra5-+) 54...Rb7 55.Kf4 Rb4 56.Ke5 Kg6 57.Kd5 Kh5 58.Kc5 g5 59.Kd5 g4 60.Kc5 (60.Ke6 g3 61.Ke5 g2 62.Ke6 g1Q 63.Kd6 Qd4 64.Kc7 Qc5 65.Kd7 Rb7 66.Ke6 Re7 67.Kf6 Qe5) 60...g3 61.Kd5 (61.Kd6 g2 62.Ke6 g1Q 63.Ke5 Qd4 64.Kf5 Rb5 65.Ke6 Rb6 66.Ke7 Qg7 67.Ke8 Rb8) 61...g2 62.Ke5 g1Q 63.Kf5 (63.Ke6 Qb6 64.Ke7 Qc5 65.Ke6 Re4 66.Kf7 Re7 67.Kf8 Rd7 68.Ke8 Qe7) 63...Qd4 64.Ke6 Rb5 (64...Rb6 65.Ke7 Qg7 66.Ke8 Rb8) 65.Kf7 (65.Ke7 Rb6 66.Ke8 Rb7 67.Kf8 Qd8) 65...Qb6 (65...Qd7 66.Kf6 Rf5) 66.Ke7 Rc5 67.Kd7 (67.Ke8 Rc7 68.Kf8 Qb8) 67...Rc7 68.Kd8 (68.Ke8 Qb8) 68…Qb8 0-1. cipiripi (2275) - pacal56 (2180), Rated Blitz game, lichess.org, 2015.

6.Bf6 Qf6

7.Nd5 Qd6

8.Nb4 Qb4

9.c3 Qb6 10.Bd3 g6 (10...Qh6 11.Qf3= (11.Nf3 Na6 12.0-0 Nc5 13.Bc2 d6 14.d4 Ne4 15.Be4; 11.Qc2 Na6 12.Ne2 Nc5 13.0-0 d5 14.Nf4 Re5 15.Rab1) 11...d6 12.Bc4 Qg6 13.Ne2 Nc6 14.Nf4 Qg5 15.h4; 10...Na6 11.Qc2 g6 12.Nf3 Nc5 13.0-0 d5 14.Rab1 Qd6 15.Nd4; 10...h6 11.Nf3 (11.Qc2 d5 12.Ne2 Nd7 13.0-0 Qd6 14.Nf4 Nc5 15.Rab1) 11...Na6 12.Rb1 Qf6 13.Qc2 Nc5 14.Bh7 Kh8 15.d4) 11.Nf3 d6 (11...Qf6 12.0-0= (12.Qa4 b6 13.e4 Bb7 14.0-0 Nc6 15.Rae1) 12...b6 13.Rb1 Na6 14.Bc4 Bb7 15.d4; 11...Na6 12.0-0 Nc5 13.Bc4 Qf6 14.d4 Ne4 15.Ne5) 12.Qa4 (12.0-0 c6+= (12...Qa5 13.Qb3 Nd7 14.Bc4 Re7 15.Nd4) 13.Rb1 Qc7 14.Qa4 Nd7 15.Bc2) 12...Bd7 (12...c6 13.Qh4+= (13.Ng5 Nd7 14.0-0 f6 15.Ne4) 13...Nd7 14.Ng5 h5 15.0-0; 12...Nc6 13.Ng5 h6 14.Rb1 Qa5 15.Qa5) 13.Qh4 Qc5? (better is 13...Qc6+= 14.a4 h5 15.0-0; 13...Nc6 14.Ng5 h5 15.Rb1) 14.Ng5+- h5 (14...Be6 15.Qh7 Kf8 16.h4+-) 15.Ne4 Qe5 (15...Qc6 16.Nf6 Kf8 17.Ne8 Ke8 18.Rb1+-) 16.f4 Qe7 (16...Qa5 17.Nf6 Kf8 18.Ne8 Ke8 19.Be4+-) 17.Nf6 Kh8 (17...Kg7 18.Ne8 Qe8 19.f5+-) 18.Qg5 Rd8 (18...Qf8 19.Ne8 Be8+-) 19.Qh6# 1–0. Brueske,Thomas (2360) – Neumann,Frank (1635), RSX5D – A00 – Sokolsky–1, 2010.

9.Bd3 Qc5 10.Nf3 =.

9.Bd3 d6 10.Nf3 Nd7 11.0-0 Nb6 12.Ng5 h6 13.Nf3 Bg4 14.Be2 c5 15.d4 Rac8 16.Rb1 Qa5 17.Ra1 Nd5 18.Kh1 b6 19.dc5 Nc3 20.Qd4 Be6 21.Qd2 dc5 22.a3 Rcd8 23.Qe1 Bf5 24.Ng1 Re7 25.Bc4-/+ Bc2 26.Rc1 Rd1 27.Rd1 Bd1 28.Qd2 b5 29.Qd6 Qc7 30.Qc7? Rc7-+ 31.Bb5 Nb5 32.Rd1 Na3 33.Ra1 Nc2 34.Ra2 Nb4 35.Ra3 c4 36.Ne2 Rd7 37.g4 Nc2 38.Rc3 Rd2 39.Ng3 Rd1 40.Kg2 Ne1 41.Kh3 Nd3 42.Rc4 Nf2 43.Kg2 Nd3 44.Ra4 Rd2 45.Kh3 Nf2 46.Kh4 Nd1 47.Kh3 Rd7 48.e4 Nf2 49.Kh4 f6 50.Nf5 Kh7 51.Kg3 Nd3 52.h4 Nc5 53.Rc4 Rc7 54.Ne3 Rc6 55.Nf5 a6 56.Ne7 Re6 57.Rc5 Re7 58.Ra5 Re6 59.Kf3 Kg6 60.h5 Kf7 61.Rd5 Ke7 62.Rc5 Kd7 63.Ra5 Kc7 64.Ra4 Kb7 65.Rd4 Rc6 66.Rd5 Kb6 67.Rd7 Rc7 68.Rd6 Kb5 69.Rd5 Rc5 70.Rd7 Rg5 71.Rb7 Ka4 72.Ra7 a5 73.Rb7 Ka3-+ 74.Rb6 a4 75.Rd6 Kb2 76.Rb6 Ka2 77.Rb4 a3 78.Rb6 Ka1 79.Rb7 a2 80.Rb6 Rc5 81.Rb7 Rc1 82.Kf4 Rb1 83.Rg7 Kb2 84.Rb7 Kc3 85.Rc7 Kd3 86.Rd7 Ke2 87.Ra7 Rf1 88.Kg3 a1Q 89.Ra1 Ra1 0–1. EXchess 3.11 – Fritz 5.32, 2004.

9.Nf3 Nc6 10.Be2 d5 11.0-0 a6 12.d4 b6 13.c3 b5?? 14.Rc1 Bb7?? 15.a4 ba4?? 16.Ne5 Qb1?? 17.Qb3 a3 18.h4 (better is 18.Rb1 Nd8 19.Qa3+-) ½–½. Rosner,Dirk – Baas,Holger, S0009.023 DESC, 2000.

9.Nf3 Nc6 10.Be2 d5 11.0-0 a6 12.d4 b6 13.c3 Qd6 14.c4 dc4 15.Bc4 b5 16.Bb3 h6 17.Rc1 Bb7 18.Rc5 Rac8 19.a4 ba4 20.Ba4 Red8 21.Qc1 Ne7 22.Ne5 Bd5 23.Nc6 Nc6 24.Bc6 Qe6 25.Bd5 Rd5 26.Rc7 Rc7 27.Qc7 Qg6 28.Ra1 Rg5 29.g3 Rb5 30.Qc8 Kh7 31.Rc1 Rb1 32.Rb1 Qb1 33.Kg2 a5 34.Qc4 Qb4 35.Qf7 a4 36.Qf5 Kg8 37.Qe6 Kf8 38.d5 Qb3 39.Qc8 Ke7 40.e4 a3 41.Qc7 Kf6 42.Qd7 g5 43.Qd6 Kg7 44.Qe7 Kg6 45.h4 gh4 46.Qe6 Kg7 47.Qe5 ½–½. Rosner,Dirk – Baas,Holger, S0009 DESC, 2000.

5.Nf3 Ba5

6.e3 Nc6 7.Bc4 d6 8.Bg3 Bg4 9.0-0 Bc3-/+ 10.dc3 Ne4 11.Bh4 Bf3-+ 12.Bd8? Bd1 13.Rad1 Rad8 14.Rd3 Ne5 15.Rd4 Nc3 16.Re1 c5 17.Rf4 g5 18.Rf5 Nc4 19.Rg5 Kh8 20.Rg4 b5 21.f4 a5 22.f5 Rg8 23.Rg8 Kg8 24.Rf1 Ne3 25.Re1 Nc2 26.Re7 a4 0–1. Hanamitsu,Itsurou (1810) – Haznedaroglu,Kivanc (1990), corr ICCF WSTT/3/06/3, 2006.

6.e3 Nc6 7.Bf6 Qf6 8.Nd5 Qd6= 9.c4 Nb4 10.Nb4 =.

6.e3 d6 7.Bf6 Qf6 8.Nd5 Qd8 9.c3 Nd7 10.Be2 c6 11.Nf4 Bc7 12.d4 d5 13.Nd3 Re8 14.0-0 Bd6 15.Qb3 Qf6 16.a4 Qh6 17.a5 Nf6 18.h3 Rb8 19.Rfc1 Be6 20.Nde5 Ne4 21.c4 Be5 22.de5 Bh3 23.gh3 Qh3 24.Nh2 Re5-+ 25.Bg4 Rg5 0–1. Vetter,Udo (1725) – Meier,Franz (1910), KO–030 VCC, 2002.

6.e3 d6 7.Bf6 Qf6 8.Nd5 Qd8 9.Be2 c6 10.Nf4 =.

6.e3 Ng4 7.Bd4 Nc6 8.Nd5 Nd4 9.Nd4 d6 10.Nb3 =.

6.Bf6 Qf6+= 7.Ne4 Qe7 8.Ng3 f5 9.c3 f4 10.Qb3 Kh8 11.e3 fg3 12.hg3 g6 13.Bd3 Kg7 14.Ke2 Nc6 15.Qa4? (15.Rh4 h5 16.Rah1-/+) 15...d6 16.Bb5 Bb6 17.d4 (17.Bc6 bc6 18.Qc6 Rb8-+) 17...Bd7 (17...Rb8!? 18.Kf1-+) 18.d5 a6 19.Bc6 bc6 20.dc6 Be6 21.Nd4 (21.Qh4 Qh4 22.Rh4 Bd5-+) 21...Bg4 22.f3 (22.Nf3 h5-+) 22...Rfe8 23.Nc2 Bf5 24.Rae1 Qe5 25.Qh4 (25.g4 Bc2 26.Qc2 Be3 27.Kf1-+) 25...Be3 26.Qh7 Kf6 27.Qh4 g5 28.Qh6 Kf7 29.Qh5 Bg6 30.Qg4 Qc3 31.Qd7 (31.Rh7 Kf6 32.Rf7 Kf7 33.Qd7 Kf6 34.Qe6 Re6 35.Rd1 Qc2 36.Rd2 Qd2 37.Kf1 Bd3) 31…Kf6 (31...Kf6 32.Qf5 Bf5 33.Rh6 Kg7 34.Rh7 Bh7 35.Rd1 Qc2 36.Rd2 Qd2 37.Kf1 Bd3#) 0–1. Baer,Cy (1895) – Ahrens,Gerhard (2235), RSX7D–Oldenburg–1, 2007.

6.e3 Nc6

7.Bf6 Qf6

8.Nd5 Qd6

9.Nf4 Re8

10.Be2 a6 A) 11.c3 A1) 11...b6 12.Qb3 Bb7 13.0-0 Rab8 14.d4=; A2) 11...b5 12.Rb1 Bb7 13.0-0 Rab8 14.Qc2=; B) 11.c4 B1) 11...b6 12.0-0 h6 13.d4 Rb8 14.Qd3=; B2) 11...Rb8 12.0-0 b6 13.d4 Bb7 14.Rb1=; B3) 11...Ne5 12.Ne5 Re5 13.Qc2 b5 14.Rb1=; C) 11.Rb1 C1) 11...Qa3 12.Qc1 Qc1 13.Rc1 Rb8 14.0-0=; C2) 11...b6 12.0-0 Bb7 13.d4 Rab8 14.c4=; D) 11.0-0 D1) 11...Rb8 12.c4 b6 13.Qc2 Nb4 14.Qf5=; D2) 11...b6 12.c4 Rb8 13.Qc2 Nb4 14.Qf5=.

10.Be2 b5 A) 11.Rb1 b4 12.0-0 Bb7 13.Bc4 Nd8 14.c3=; B) 11.0-0 B1) 11...a6 12.c4 Rb8 13.Rb1 Ne5 14.Ne5=; B2) 11...b4 12.Bc4 Qe7 13.d4 Bb7 14.a3=; B3) 11...Rb8 12.Rb1 b4 13.Bc4 Qc5 14.Bd5=.

10.Be2 Rb8 A) 11.c3 A1) 11...b6 12.0-0 Bb7 13.Qc2 h6 14.d4=; A2) 11...a6 12.Rb1 b5 13.0-0 Bb7 14.Qc2=; A3) 11...Qf6 12.Rb1 d6 13.0-0 Bf5 14.Bd3=; A4) 11...Ne5 12.Nd4 Bb6 13.Nb5 Qc6 14.Nd4=; A5) 11...b5 12.Qb3 b4 13.c4 Bb6 14.Nd5=; B) 11.Rb1 b6 12.0-0 Bb7 13.d4 a6 14.c4=; C) 11.c4 C1) 11...b6 12.0-0 Bb7 13.d4 a6 14.Rb1=; C2) 11...a6 12.Rb1 Qh6 13.0-0 d6 14.d4=; C3) 11...Qf6 12.0-0 d6 13.d4 Bg4 14.Nd5=; C4) 11...Bb4 12.Nd5 b6 13.Qb1 h6 14.0-0=; C5) 11...Ne7 12.Qc2 b6 13.0-0 h6 14.d4=; C6) 11...Ne5 12.Ne5 Re5 13.Rb1 b6 14.Qc2=; D) 11.0-0 D1) 11...b6 12.c3 Bb7 13.Qc2 h6 14.d4=; D2) 11...b5 12.Rb1 a6 13.c4 Ne5 14.Ne5+=; D3) 11...a6 12.c4 b6 13.d4 Bb7 14.Qb3=.

10.Be2 Qc5 11.0-0= A) 11...d5 12.d4 Qd6 13.c4 Be6 14.Ng5+=; B) 11...b6 12.d4 Qa3 13.Bc4 h6 14.Nd5=; C) 11...d6 12.d4 Qa3 13.Bc4 h6 14.Rb1=.

10.Be2 Ne5 11.Ne5 Qe5 12.0-0 c6 13.d4 Qg5 14.c4 Bc7 15.Re1 Ba5 16.Rf1 Bc7 17.Re1 Ba5 ½–½. Aymard,Michel (2010) – Haznedaroglu,Kivanc (1990), corr ICCF WSTT/3/06/3, 2006.

10.Be2 b6

11.0-0 A) 11...a6 12.d4 Bb7 13.Qd3 Re7 14.Ng5=; B) 11...Bb7 12.Rb1 Nb4 13.c3 Nd5 14.Nd5=; C) 11...Rb8 12.Rb1 Bb7 13.d4 a6 14.c4=.

11.a3 A) 11...a6 12.c3 Bb7 13.Qc2 Rab8 14.0-0=; B) 11...Bb7 12.c3 a6 13.Qc2 Ne5 14.Ne5=; C) 11...Re7 12.c4 Re8 13.0-0 h6 14.d4=; D) 11...Rb8 12.0-0 Bb7 13.c3 a6 14.Qc2=.

11.Qb1 A) 11...Ne7 12.c3 Bb7 13.Qd3 Qd3 14.Nd3=; B) 11...Re7 12.c3 Bb7 13.Qd3 Qd3 14.Bd3=; C) 11...Ne5 12.Nd4 Bb7 13.c3 Ng6 14.Nb5=; D) 11...Bb7 12.c3 Ne5 13.Qf5 Nf3 14.Bf3=; E) 11...a6 12.0-0 Bb7 13.c3 h6 14.Qd3=; F) 11...Nd8 12.c3 Bb7 13.Ng5 g6 14.Qd3=; G) 11...g5 12.Nd3 g4 13.Ng1 Ne5 14.c3=+.

11.Rb1 A) 11...a6 12.c4 Ra7 13.0-0 Nb4 14.Qb3=; B) 11...Rb8 12.0-0 Bb7 13.d4 a6 14.c4=; C) 11...Re7 12.Rb3 Ne5 13.Nd4 Re8 14.Nb5=; D) 11...Nd8 12.c3 Ne6 13.Ne6 Qe6 14.Qc2=; E) 11...Ne7 12.0-0 a6 13.d4 Nc6 14.Bc4=; F) 11...Bb7 12.0-0 Nb4 13.c3 Nd5 14.Nd5=.

11.Rc1 A) 11...a6 12.c3 Bb7 13.0-0 Rab8 14.Qc2=; B) 11...Rb8 12.0-0 Bb4 13.d4 Bb7 14.Bc4=; C) 11...Nd8 12.0-0 Bb7 13.d4 Ne6 14.Ne6=; D) 11...Re7 12.c4 Re8 13.0-0 Bb7 14.d4=; E) 11...Bb7 12.0-0 Rad8 13.c3 a6 14.d4=.

11.c3 A) 11...a6 12.Qb3 Bb7 13.0-0 Ne5 14.Ne5=; B) 11...Bb7 12.Qc2 Ne7 13.0-0 c5 14.Rfe1=.

11.c4 A) 11...a6 12.0-0 h6 13.d4 Bb7 14.Qb3=; B) 11...Rb8 12.0-0 a6 13.Qc2 Nb4 14.Qf5=; C) 11...Bb4 12.Rb1 a5 13.0-0 a4 14.d4=; D) 11...Ba6 12.0-0 Bb7 13.d4 a6 14.Qb3=; E) 11...Bb7 12.0-0 Ne7 13.d4 Ng6 14.Nd3=; F) 11...Ne5 12.0-0 Ng6 13.Ng6 Qg6 14.Qb1=; G) 11...Ne7 12.Nd4 Ba6 13.Qc2 Bb7 14.0-0=.

5.Nf3 Bc3

6.dc3 d6 7.Bf4 Ne4-/+.

6.Bc3 Nc6 7.e3 d5 8.Bf6 Qf6 9.d4 Bg4 10.Be2 Bf3 11.Bf3 Rad8 12.0-0 b5 13.c3 a5 (13...a6!?+=) 14.Qb3+/- a4 (better is 14...Na7!? 15.a4 c6+/-) 15.Qb5+- Qe6 16.Qa4 Ra8 17.Qb3 Ne7 18.Rfc1 Rfb8 19.Qc2 g6 20.h3 Ra7 21.a4 Rab7 22.Ra2 Rb6 23.Be2 f6 24.c4 f5 25.c5 (25.cd5!? Nd5 26.a5 Rb3+-) 25...Rb4 26.a5 Nc6 27.a6 Ra8 28.Rb1 Rb1 29.Qb1 Qc8 30.Qb3 Ne7 31.c6! Qe8 32.Bb5 Rb8 33.Qa4 Kf7 34.Qa5 Qd8 35.a7 Ra8 36.Qa6 Qh8?? 37.Qb7 Qd8 38.Ra6 Ke8 39.f4 Qc8 40.Kf2 Kd8 41.Ra5 Ke8 42.Ba6 Kd8 43.Rb5 Ng8 44.Qc8 (44.Qc8 Rc8 45.Bc8 Nf6 46.a8Q Ke7 47.Qa5 Ke8 48.Rb8 Ne4 49.Ke1 Ke7 50.Qc7 Kf6 51.Rb7 g5 52.Qf7#) 1–0. Baer,Cy (1895) – Henkel,Phil (1905), RSS5E easy–38, 2007.

6.Bc3 Nc6 7.g3 d5 8.e3 Bg4 9.Bg2 Ne4 10.Bb2 Qd7 11.0-0 Rfd8 12.d3 Bf3 13.Bf3 (worse is 13.Qf3 Nd2 14.Qf4 Nf1-/+) 13...Ng5 14.Bg2 Ne7? (14...f6 15.Qh5+=) 15.c4 (better is 15.f4!? Ne6 16.f5+-) 15...c5 16.cd5 Nd5 17.h4 Ne6 18.Qg4 f6 (18...Nb4 19.d4 Nd4 20.Qh5+=) 19.Bd5 Qd5 20.Bf6 Rf8 21.e4 Qd7 22.e5 (22.Be5!?+=) 22...Rf7 23.Bg5 Ng5 (23...Re8 24.Rfe1+=) 24.Qg5 Qd3 25.e6 Rf5 26.Qe7 b6?? (26...Rf2 27.Rf2 Qg3 28.Kf1 Qh3 29.Ke2 Qg4 30.Rf3 Kh8+-) 27.Rad1+- Qb5 28.Rd7 a5 (28...Qb2 29.Rd8 Rd8 30.Qd8 Rf8+-) 29.Qg7 1–0. krols61 (1785) – briney (1720), gameknot.com, 2013.

6.Bc3 d5 7.d4 Ne4 8.Bb4 Re8 9.e3 Nc6 10.Bd2 Bg4 11.Be2 Bf3 12.Bf3 Nd4-/+ 13.Be4 Re4 14.Rb1 c6 15.0-0 Nb5-+ 16.Qf3 Qe7 17.Rb3 Re8 18.h3 Qc5 19.Rb2 d4 20.Bb4-/+ Qe5 21.a4 de3 22.fe3 f6 23.Rb3 a5 24.ab5 ab4 25.bc6 bc6 26.Qf5 Qf5 27.Rf5 Rc4 (27...Rc4 28.Rf4 Rc2 29.Rfb4 h5-+) 0–1. Avy – Rosner,Dirk, email SOK–99–E007A, 1999.

5.Nf3 c6

6.a3 Ba5 7.Bd6 Re8 8.e3 Bc7 (8...Bc3 9.dc3 Ne4 10.Qd3=+) 9.Bc7= Qc7 10.d4 d5 11.Bd3 Bg4 12.h3 Bh5 13.Be2 Nbd7 14.0-0 h6 15.Rb1 b6 16.Re1 Qd6 17.Nh4 (17.Rb3!?=) 17...Be2-/+ 18.Qe2 Qa3 19.Rb3 Qd6 20.Nf5 Qe6 21.Qf3 a5 22.Ra3 b5 Black plans a4 23.Raa1 a4 24.Na2 Nb6 25.Nb4 Nc4 Black prepares the advance a3 26.Re2 a3 27.c3 Ra4 (27...Ne4 28.Rc2-+) 28.Rea2 (28.Ng3 Ne4 29.Ne4 de4-+) 28...Kh7 (28...Ne4!? 29.Rc2-+) 29.Ng3 Ne4 30.Ne4 de4 (worse 30...Qe4 31.Qf7 Re6 32.Qc7=+) 31.Qf4 f5 32.Qc7 Rc8 33.Qf4 Nb6 (better 33...c5!? 34.Nc2 Qd5 35.dc5 Rc5-+) 34.Ra3=+ Rca8 (34...c5 35.Nc2=+) 35.Ra4= Ra4 36.Ra4 ba4 37.Qc7 Nd5 38.Nd5 (38.Qa5!? Nc3 39.Na6 Ne2 40.Kf1=) 38...Qd5=+ 39.Qa7 Qb3 (39...Qb5 40.Qa8=+) 40.Kh2 (better 40.Qd7!?=) 40...a3-/+ 41.Qa5 Kg6 (41...c5 42.dc5 (42.Qc5?? Qb8 43.g3 Qa8-+) 42...Qb8 43.Kg1 Qb1 44.Kh2 Qb8 45.Kg1 Qb1 46.Kh2 Qb8=) 42.g4= fg4 43.hg4 Kf7 44.Qc7 Kg8 45.Qc8 Kh7 46.Qf5 (46.Qc6?? Qb8 47.Kh3 a2 48.Qe4 Kh8-+) 46...Kh8 47.Qf8 Qg8 (better 47...Kh7!? 48.Qf5 g6 49.Qd7 Kh8 50.Qe8 Qg8 51.Qc6 a2=) 48.Qa3+/- Qb8 (48...Qf7 49.Qb2+/-) 49.Kg2+- Qc8 50.Kh3 (better 50.f3+-) 50...Qe6?? (better 50...h5=) 51.Qf8+- Kh7 52.Qf5 Qf5 53.gf5 Kg8 54.Kg4 Kf7 55.Kf4 Kf6 56.Ke4 Kg5 57.c4 h5 58.d5 cd5 59.cd5 h4 60.d6 h3 (60...Kf6 61.Kf3 Kf7 62.Kg4+-) 61.Kf3 (61.d7 Kh6 62.d8Q Kh7 63.Qh4 Kg8 64.f6 h2 65.Kf5 h1Q 66.Qh1 Kf7 67.Qb7 Kf8 68.Qg7 Ke8 69.Qe7) 61...Kf6 62.e4 (better 62.Kg3 Kf7 63.Kh3 Kf6+-) 62...Kf7 63.Kg3 Ke8 64.Kh3 Kd7 65.e5 Ke8 66.Kg4 Kd7 67.Kg5 Kc6 68.Kg6 Kd5 69.Kg7 (better 69.d7 Ke5 70.d8Q Ke4 71.Qd1 Kf4 72.Qd3 Ke5 73.Kg5 g6 74.f4) 69...Ke5 70.d7 Kf5 71.d8Q Ke4 72.Qf6 Kd3 73.Kf7 (73.f4 Kc4 74.Qe6 Kb4 75.f5 Kc5 76.f6 Kb4 77.Qd6 Kb5 78.f7 Kc4 79.f8Q Kc3 80.Qf3 Kb2 81.Qfa3 Kc2 82.Qdd3) 73...Ke2 74.Ke6 Kd1 75.Qf4 Ke2 76.f3 Kd3 77.Qe4 Kc3 78.Kd5 Kd2 79.Qd4 (79.Kd4 Kc1 80.Kc3 Kd1 81.f4 Kc1 82.Qc2) 79...Ke2 (79...Ke1 80.Ke4 Kf1 81.Qd3 Kf2 82.Qc2 Kg3 83.f4 Kg4 84.Qg2 Kh4 85.Kf3 Kh5 86.Qg5) 80.Ke4 Kf1 (80...Ke1 81.Ke3 Kf1 82.Qg7 Ke1 83.Qa1) 81.f4 (81.Qd2 Kg1 82.f4 Kf1 83.Kf3 Kg1 84.Qg2) 81...Kg2 82.Qc3 Kh2 (82...Kf2 83.Qd2 Kg3 84.f5 Kg4 85.Qg2 Kh5 86.Kf4 Kh6 87.Qg6) 83.f5 (83.Kf3 Kh1 84.Qd2 Kg1 85.Qg2) 83...Kg2 84.Kf4 Kh2 (84...Kg1 85.Qd2 Kf1 86.Kf3 Kg1 87.Qg2) 85.Qc2 Kh1 (85...Kh3 86.f6 Kh4 87.Qh7) 86.Kf3 Kg1 87.Qg2 1-0. cipiripi (2255) - piongu (2375), Rated Blitz game, lichess.org, 2015.

6.a3 Ba5 7.Bf6 Qf6-/+ 8.Ne4 Qe7 9.Neg5 d5 10.c3 h6 11.Qa4 Bc7 12.Qh4? Bd8-+ 13.e3 hg5 14.Qh5 g4 15.Ne5 g6 16.Ng6 fg6 17.Qg6 Qg7 18.Qh5 Qf6 19.Bd3 Qf2 20.Kd1 Qf7 21.Bg6 Qg7 22.Ke2 Rf6 23.Bd3 Bd7 24.Qh4 g3 25.hg3 Bg4 26.Ke1 Rf1 27.Kf1 Bh4 28.Rh4 Nd7 29.Kg1 Ne5 30.Bc2 Rf8 31.d4 Nc4 32.Bh7 Kf7 33.Rf1 Ke8 34.Bd3 Rf1 35.Kf1 Qf8 (35...Qf8 36.Ke1 Ne3-+) 0–1. Offermann,Dietmar – Liebert,Heinz, FC0031, 2001.

6.a3 Bc3 7.Bc3 Ne4 8.Bd4 d5 9.e3 c5 10.Bb2 =.

6.a3 Be7 7.e3 d5 8.Be2 Nbd7 9.Bg3 Nh5 10.d4 Ng3 11.hg3 Re8 12.Qd3 Nf8 13.Nd2 Be6 14.Nb3 b6 15.e4 de4-/+ 16.Ne4 Bf5 17.Nf6 Bf6 18.Qf5 Qe7 19.Qd3 Rad8 20.c3-/+ c5 21.Ra2 Qe6-+ 22.Nc1 cd4 23.c4 b5 24.0-0 Rc8 25.Rc2 bc4 26.Rc4 Nd7 27.Rc8 Rc8 28.Qb5 g6 29.Qb7 Rc3 30.Bb5 Nc5 31.Qa7 d3 32.Kh2? Bg5 33.f4 Bf6 34.Qb8 Kg7 35.f5 Qe3 36.Nd3 Nd3 (36...Nd3 37.Bd3 Qh6 38.Kg1 Bd4 39.Rf2 Qc1 40.Kh2 Bf2 41.f6 Kf6 42.Qh8 Kg5 43.Qe5 Kh6 44.Qf4 Qf4 45.gf4 Rd3-+) 0–1. De Visser,Arno – Lith, Dieren, 1981.

6.Qb1 a5 7.a3 Be7 8.e4 d5 9.ed5 cd5 10.Bb5 =+.

6.Qb1 Ba5 7.e3 Re8 8.Be2 d6 9.Bf4 Bc3-/+ 10.dc3 Nd5 11.Bg5 Qa5 12.0-0 Nc3 13.Qe1 Ne2 14.Qe2 Bg4 15.Bf4 Qc5 16.Rfb1 b6 17.Rd1 Re6 18.h3 Bf3 19.Qf3 Nd7 20.Qe2 Nf6 21.c4 d5 22.Rac1 Qa3 23.Qc2 dc4 24.Qc4 Nd5 25.Bg3 b5 26.Qc2 a5 27.Rd3 Qe7 28.Rd4 b4 29.Qd3 Nc3 30.Rc2 c5 31.Bd6 c4 32.Qc3= Rd6 33.Qc4 Rd4 34.Qd4 h6 35.Qd5 Qd8 36.Qf3 Ra7 37.Rc4 Rd7 38.Kh2 Rd2=+ 39.Qb7 Qd5 40.Qd5 Rd5 41.Rc8 Kh7 42.Rc2 Kg6 43.a4 Kf5 44.f3 b3 45.g4 Ke5 46.Rg2 Rc5 47.Kg3 Rc2 48.Rg1 b2 49.Rb1 Kd5 50.h4 Kc4 51.e4 Kb3 52.g5 Rc1 53.Rb2 Kb2 54.gh6 gh6 55.Kg4 Kb3 56.f4 Ka4 (56...Ka4 57.Kh5 Kb3 58.Kh6 a4-+) 0–1. Fehr,Wolfgang – Mothes,Rainer, corr SOK–92–82, 1992.

6.Qb1 Bc5 7.Bf6 Qf6 8.Ne4 Qe7 9.Nc5 Qc5 10.e3 =.

6.Qb1 Be7 7.e4 d5 8.ed5 cd5 9.Bb5 Bg4 10.Be2 =+.

6.Rb1 a5 7.Na4 d5 8.c3 Be7 9.Nb6 Ra7?? (better is 9...Ra6 10.Nc8 Qc8+=) 10.Bb8+- 1–0. Fritz 8 – NN, 2003.

6.Rb1 a5 7.e3 d5 8.Be2 Bf5 9.0-0 Nbd7 10.Bg3 Re8 11.Na4 Ne4 12.a3 Ng3 13.hg3 b5? (better 13...Ba3!? 14.Nd4 Bg6=) 14.ab4+/- ba4 15.Nd4 Qf6? (better 15...Be6!? 16.Nc6 Qb6+/-) 16.Nf5+- Qf5 17.Bg4 Qf6 18.Bd7 Red8 19.Bg4 ab4 20.Rb4 a3 21.Qa1 Qg6 22.Bd1 (22.Qa2 Rdb8 23.Rfb1 Rb4 24.Rb4 h6+-) 22...Ra7 23.d3 c5 (23...Qd6 24.Rb3 Rb8 25.Qa2 Rb3 26.cb3+- (26.Qb3? a2 27.Be2 a1Q 28.Ra1 Ra1 29.Bf1 h5-+)) 24.Rb5 Qc6 25.c4 dc4 26.dc4 a2 27.Bf3 Qg6 (27...Qe6 28.Rc5 h6 29.Bd5+-) 28.Rb2 Qa6 29.Rd1 Rd1 (29...Rc8 30.Rc1+-) 30.Bd1 g6 (30...Qd6 31.Bb3+-) 31.Bb3 (31.Rb8 Qc8 32.Rc8) 31...Qf6+- 32.Ba2 Rb7 33.Bb3 (33.Rb7? Qa1 34.Bb1 Qc3-+) 33...Kg7 34.Qb1 h5 35.Qc2 Qb6 36.Qc3 Kh7 37.Qd3 Rb8 38.g4! hg4 39.Qe4 Rb7 (39...Qf6 40.Rb1 Qc3 41.Qc2+-) 40.Qg4 Qf6 41.Rb1 Qc3 42.Qh4 (better 42.Qd1 Kg7+-) 42...Kg7 43.Qe4 Rb3 44.Rb3 Qb3 45.Qe5 Kh7 46.Qd5?? (46.Qc5 Kg8+-) 46...Kg7? (46...f5 47.Kh2 (47.Qc5?! Qd1 48.Kh2 Qh5 49.Kg1 Qd1 50.Kh2 Qh5 51.Kg1 Qd1=) 47...Qb6 48.Qe5+/-) 47.g3 (47.Qc5 Qb8 48.Qd4 Kg8 49.c5+-) 47...Qb1 48.Kg2 Qb4 49.g4 Kg8 50.Kg3 Kg7 51.Qe5 Kg8 52.Qe4 Kg7 53.f4 (53.g5 Qb8 54.f4 Kf8+/-) 53...Kg8 (better 53...Qe1!? 54.Kg2 Qe2 55.Kh3 Qf1 56.Kh4 Qf2 57.Kh3 Qf1 58.Kh2 Qf2 59.Kh3 Qf1=) 54.f5 gf5 55.gf5 Kf8?? (55...Qe1 56.Kg4 Qg1 57.Kf4 Qf2 58.Ke5 Qh2 59.Kd5 Qd2 60.Kc6+-) 56.Kf4 (56.f6 Qe1 57.Kg4 Qg1 58.Kf5 Qg6 59.Ke5 Qg5 60.Qf5 Qg3 61.Qf4+-) 56...Qb8 (better 56...f6+/-) 57.Kg5?? (better 57.Qe5 Qb4 58.Qd6 Kg8 59.Qd8 Kh7 60.Qd5+-) 57...Qd8?? (better 57...Qg3 58.Kh5 Qh3 59.Kg5 Qg3 60.Qg4 Qe3 61.Qf4 Qg1 62.Kh4 Qe1 63.Kh3 Qh1 64.Kg3 Qg1 65.Kf3 Qf1 66.Ke3 Qc1 67.Kf3 Qf1 68.Kg4 Qd1 69.Qf3 Qd4 70.Qf4 Ke7=) 58.f6+- Qc8 (58...Qb8 59.Qe7 Kg8 60.Kf5 Qb1 61.Qe4 Qf1 62.Kg5 Qg1 63.Qg4+-) 59.Qe7 (better 59.Qh7 Ke8 60.Qg8 Kd7 61.Qf7 Kc6 62.Qd5 Kb6 63.Qd6 Ka5+-) 59...Kg8 60.e4 Qb8 (60...Qe6 61.Qe6 fe6 62.Kg6+-) 61.Qd7 Qg3 (61...Kh8 62.Kg4 Kg8 63.Qf5+-) 62.Qg4 Qe3 63.Qf4 (63.Kh4 Qg5 64.Qg5 Kf8 65.Qg4 Ke8 66.Qc8) 63...Kf8?? (63...Qh3 64.Qh4 Qf3+-) 64.Qe3 Ke8 (64...Kg8 65.Qh3 Kf8 66.Qc8) 65.Qc5 (65.Qd2 Kf8 66.Qd8) 65...Kd7 (65...Kd8 66.Qe7 Kc8 67.Qa7 Kd8 68.Qb7 Ke8 69.Qe7) 66.Qe5 (66.Qb6 Kc8 67.Qa7 Kd8 68.Qb7 Ke8 69.Qe7) 66...Kc8 (66...Kc6 67.Kh6 Kb6 68.Qd6 Kb7 69.Kg7 Ka7 70.Qc7 Ka8 71.Qf7 Kb8 72.Qe7 Kc8 73.f7 Kb8 74.f8Q) 67.Kh6 (67.Qe7 Kb8 68.c5 Kc8 69.c6 Kb8 70.Qb7) 67...Kb7 68.Kg7 (68.Qc5 Kb8 69.Qb6 Ka8 70.Qb5 Ka7 71.c5 Ka8 72.c6 Ka7 73.Qb7) 68...Ka6 (68...Kc6 69.Kf7 Kb6 70.Kg6 Kc6 71.f7 Kd7 72.f8Q Kc6 73.Qf7 Kb6 74.Qb5) 69.Kf7 (69.Qb8 Ka5 70.Qb5) 69...Kb6 (69...Kb7 70.Kg6 Kb6 71.f7 Ka6 72.Qb8 Ka5 73.Qb5) 70.Kg6 Kc6 (70...Kb7 71.f7 Kc6 72.f8Q Kb7 73.Qed6 Ka7 74.Qfb8) 71.f7 Kb6 (71...Kb7 72.f8Q Kb6 73.Qfe7 Kc6 74.Q5d6) 72.f8Q Kc6 (72...Ka6 73.Qfe7 Kb6 74.Qb5) 73.Qff6 (73.Qf7 Kb6 74.Qb5) 73...Kd7 (73...Kb7 74.Qee7 Kb8 75.Qff8) 74.Qee7 Kc8 75.Qff8 1-0. cipiripi (2400) - KillerBateman (2625), Rated Blitz game, lichess.org, 2016.

6.Rb1 a5 7.e3 d6 8.Bd4 Be6 9.Bd3 Nfd7 10.e4 =+.

6.Rb1 Ba5 7.Bd6 Re8= 8.e3 (8.h4 Bc3 9.dc3 Ne4+=) 8...Bc3+= 9.dc3 Ne4 10.Rb3 b5 11.c4 c5 (better is 11...Na6 12.cb5 Qa5 13.Nd2 Nac5 14.Bc5 Nc5+=) 12.Qd5?? (better is 12.Bg3=) 12...Qa5-/+ 13.Kd1 Qa2 14.Qa8? (14.Ng5 Qa1 15.Ke2 Nd6 16.Qd6-+ (16.Qa8?? Bb7 17.Qb7 Nb7 18.Rb5 Nd6-+)) 14...Qa1-+ 15.Ke2 Nc6 16.Be5? Qc1 17.Rc3 Nc3 18.Bc3 Qc2 19.Bd2 bc4 20.Ke1 c3 0–1. hahaha (2005) – chuckhar (2320), gameknot.com, 2014.

6.Rb1 Ba5 7.e3 d5 8.Ne2 Ne4 9.Bb2 Bg4 10.c3 Nd7 (11.h3 Bf3 12.gf3 Ne5=+). Binder,Klaus – Kraft,Peter, D0119 DESC, 2001.

6.Rb1 Ba5 7.e3 d6 8.Bf4 Re8 =.

6.Rb1 Be7 7.e3 d5 8.Nd4 Nbd7 9.Bf4 Nc5 10.Be2 =+.

6.Rb1 Be7 7.e3 d5 8.Be2 Nbd7 9.Bf4 Nh5 10.Bg3 Ng3 11.hg3 Nf6 12.Ne5 Qc7-/+ 13.d4 Bf5 14.g4 Bd7 (14...Bd7 15.Bd3 h6=; 14...Ne4!? 15.Ne4 Be4=+). SWAT_TEAM – gobo, ChessWorld.net, 2005.

6.Rb1 Be7 7.e4 =+.

6.Bd4 d5 7.e3 Nbd7 8.a3 Ba5 (8...Ba5 9.Rb1 c5 10.Bf6 Nf6=+). ramiroski – pierre (1755), internet, 2006.

6.e3 d5 7.Rb1 Ba5 8.Bd3 Nbd7 9.Bf4 (9.Bd6 Re8=+) 9...Bc3 10.dc3 Ne4 11.Be4 de4 12.Nd2 Nf6 (12...Nc5 13.Nb3 Ne6 14.Qd8 Rd8 15.Bg3=+) 13.0-0 (13.Bg5 Re8=+) 13...Qd5 (13...Qa5 14.Rb3-/+) 14.c4 Qc5 15.Qe2 (15.c3 b6=+) 15...Bg4 16.f3 ef3 17.gf3 Bh3 18.Rfd1 b6 19.Qf2 Qf5 20.Bd6 (20.Qh4 Nh5 21.Bc7 Qg6 22.Kf2 Qg2 23.Ke1 Rfc8-+) 20...Rfd8 21.c5 bc5 (21...Nd5 22.Ne4-/+) 22.e4 Qg6 23.Bg3 Nh5 24.Nc4 (24.Kh1 f5-/+) 24...h6 (24...Rd1 25.Rd1 Ng3 26.hg3=+) 25.a4 (25.Ne5 Qf6=+) 25...Kh7 (25...f6=+) 26.Nd6 (26.Ne5!? Qf6 27.Qc5=+) 26...f5-/+ (26...Ng3?! 27.Qg3 Rab8 28.Rb8 Rb8 29.Qg6 Kg6 30.Rd3 Rb1 31.Kf2=) 27.ef5 Bf5 28.Nf5 Qf5 29.Qe2 (29.a5 Rd1 30.Rd1 Rf8-/+) 29...a5 (29...Rd4 30.Rd4 cd4 31.Qd3 Qd3 32.cd3 Ng3 33.hg3-/+) 30.Bc7 Rf8 (30...Rd4 31.Rd4 cd4 32.Qe4 Qe4 33.fe4-/+) 31.Qe4=+ Rac8 (31...Rae8 32.Qf5 Rf5 33.Re1=+) 32.Bb6 (32.Ba5 Ra8 33.Bb6 Qe4 34.fe4 Ra4=+) 32...Rce8=+ 33.Qf5 Rf5 34.Re1 Ref8 (34...Rb8 35.Kf2=+) 35.Ba5 (35.Re4 Rf3 36.Ba5 Nf6-/+) 35...Rg5 36.Kh1 Ra8 (worse 36...Rf3 37.Rf1 Ra3 38.Ra1=) 37.Bd2 (37.Bc7 Ra4 38.Re2 Nf4 39.Bf4 Rf4-/+) 37...Rd5 38.Bc3 (38.Be3 Ra4 39.Kg1 Rc4-/+) 38...Ra4 39.Re7 (39.Rb7 Ra3 40.Be5 Rf3-/+) 39…Ra3 (39...Ra3 40.Be5 Re3=+) 0–1. Fister,Bernard (2370) – Lifanov,Vasily (2380), UKR–EUR, 2011.

5.Nf3 Nc6

6.Bf4 d5 7.d4?? (better 7.Nb5 Ba5 8.c3=+) 7...Bc3-+ 8.Bd2 Ba1 9.Qa1 Bg4 10.Qd1 (10.Qb2 Re8-+) 10...Bf3 11.ef3 (11.gf3 Nd4 12.e3 Ne6-+) 11...Re8 (better 11...Nd4 12.Bd3-+) 12.Be2 (12.Be3-+) 12...Nd4 13.0-0 (13.Be3 Ne2 14.Qe2 d4-+) 13...Ne2 14.Kh1 d4 15.Re1 (15.Qb1 Qd5-+) 15...Nc3 16.Re8 Qe8 17.Bc3 dc3 18.g3 (18.h3 Rd8 19.Qf1 Rd2-+) 18...Rd8 19.Qb1 Qe2 20.Kg2 Rd2 (better 20...Rd1 21.Qd1 Qd1 22.h3 Qc2 23.g4-+) 21.Kh3 Qf2 22.Kh4 (22.Qh1 Qe3 23.g4 Ne4 24.g5 Nf2 25.Kh4 Rd4 26.Kh5 g6 27.Kh6 Rh4) 22...h6 23.h3 (23.Qf1 Qh2 24.Qh3 g5) 23…g5 0–1. Spangenberg,Romy – Schaetz,Annika, GER–ch U10 Willingen, 2003.

6.Bf4 d6-/+.

6.Bg3 d6 7.e3 Re8 (7...Bc3 8.dc3 Ne4 9.Bd3=+) 8.Be2 (8.Bd3!?=+) 8...Bc3-/+ 9.dc3 Ne4 10.Bd3 (10.c4 Qf6 11.0-0 h6-/+) 10...Nc3 11.Qd2 Ne4 12.Be4 Re4 13.0-0 Re8 (13...Be6 14.c3-/+) 14.Bh4 (14.Rab1 Qf6-/+) 14...Qd7 15.Qd3 Qf5 16.Qc4 (16.Rab1 b6-/+) 16...Be6 (16...Re4 17.Qd3-+) 17.Qa4 (better 17.Qd3-+) 17...Bd5 18.Nd4?? (18.Bg3 Bf3 19.gf3 Qf3-+) 18...Qg4 (better 18...Qe4 19.f3 Qh4-+) 19.Bg3 Qe4 20.f3 Qe3 21.Bf2 Qg5 22.c4 (22.Rae1 Ne5 23.Bg3 Qd2-+) 22...Nd4 23.cd5 Nf3 (23...Ne2 24.Kh1 Qd5 25.Rab1-+) 24.Kh1 Ne5 25.Bg3 Qd8 (25...Qg4 26.Qc2 Qc4 27.Rac1 Qc2 28.Rc2-+) 26.Rf5 (26.Rab1 b6-+) 26...Qd7 27.Qc2 Ng6 (27...f6 28.Rh5 Ng6 29.h3-+) 28.Raf1 (28.Rf3 Rac8-+) 28...Re7 29.h4 Rae8 30.h5 Ne5 31.Bh4 (31.Be5 de5 32.Qe4-+) 31...f6 32.h6 (32.R1f4 Nf7 33.Rd4 Re2-+) 32...g5 (better 32...Ng4 33.Bf2 Re2 34.Qd3 Ra2 35.Rf4-+) 33.Bg3 (33.Bf2 Ng4 34.Qd3 Re5 (34...Nf2?! 35.R5f2 Rf7 36.Qb1-+) 35.Re5 de5-+) 33...Ng4 34.R1f3 (34.Qd2 Re3 35.Bh2 R8e4-+) 34...Ne3 35.Re3 (35.Qb1 Nf5 36.Rf5 Rf8-+) 35...Re3 36.Qf2 (36.Bf2 Re2 37.Qd3-+) 36...Rg3! 37.Rf6 (37.Qg3 Qf5 Deflection (37...Qf5 Overloading)) 37...Rge3 38.Rf5 Qe7 39.Rf6 Re1 (39...Re1 40.Kh2 Qe5 41.Kh3 Rh1 42.Kg4 Rh4 43.Qh4 Qe4 44.Kg3 Qh4 45.Kf3 g4 46.Kf4 Qf6 47.Kg3 Re3 48.Kg4 Qd4 49.Kf5 Kf7 50.Kg5 Re5) 0–1. marinscrofan (1780) – artamonov (1940), gameknot.com, 2019.

6.Bg3 Re8 7.Nb5 d6 8.c3 Ba5 9.Qc2 (9.e3 Ne4-/+) 9...a6 (9...Ne4 10.e3 Qf6 11.Be2+=) 10.Nbd4-/+ Nd4 11.Nd4 c5 12.Nf3 b5 (12...Ne4 13.e3-/+) 13.e3 Bb7 14.Be2 Qd7 15.0-0 c4 (15...Ne4 16.Bf4+=) 16.Bh4 Be4 17.d3 cd3 18.Bd3 Bd3 19.Qd3 Rac8 (19...Ne4 20.c4-/+) 20.Rac1 (20.Bf6 gf6 21.Rfc1 Rc5=) 20...Qe6 (20...Ne4 21.Ng5 d5 22.Ne4 Re4 23.Bg3-/+) 21.Nd4 (better is 21.Bf6 gf6 22.Rfd1+=) 21...Qa2?? (21...Qe4 22.Qe4 A) 22...Re4?! 23.Bf6 gf6 24.Nf5 Rc3 25.Rc3 (worse is 25.Nd6 Ra4-/+) 25...Bc3 26.Rc1= (worse is 26.Nd6 Ra4-/+); B) 22...Ne4-/+) 22.Bf6+- gf6? (22...Qc4 23.Qc4 Rc4+-) 23.e4 (better is 23.Ra1 Qb2 24.Ra5 Qc3 25.Qc3 Rc3 26.Ra6+-) 23...Qa3+= 24.Qg3 Kh8 25.Nf5 Rg8 26.Qd3 Rc3 (26...Rgd8 27.Rfd1+=) 27.Rc3 (27.Qd4 Rg6 28.Ra1 Qb4+/-) 27...Qc3 28.Qd6 Qc2?? (better is 28...Bc7 29.Qa6 Rb8+=) 29.Qf6 (29.Qf6 Rg7 30.Qg7) 1–0. Baer,Cy (1895) – Neumann,Frank (1650), RSX7D–Oldenburg–1, 2007.

6.Bf6 Qf6

7.Nd5 Qd8 8.Nb4 Nb4 9.a3 Nc6 10.e3 d5 11.d4 Re8 12.Be2 Bg4 13.0-0 Rc8 14.h3 Bf3 15.Bf3 Ne7 (15...Na5 16.Qd3=) 16.Rb1 (16.c4 c6 17.Qa4 dc4 18.Qc4 Rc7+=) 16...b6 17.Bg4 f5 18.Be2 c5 19.c3 c4 (19...Qd6 20.Qa4+=) 20.Bf3 Ng6 (20...Qd7 21.a4+=) 21.Rb5+= Ne7 22.Qb1 (better is 22.Qa4+=) 22...a6? (22...Rc6 23.Qc2+=) 23.Rb2 (23.Rb6 Rb8 24.Rb8 Qb8+-) 23...Qd6? (23...Rc6 24.Qc2+=) 24.Ra2 (24.Rb6 Qa3 25.Qa1 Qa1 26.Ra1 Rb8 27.Rba6 Rb3+/-) 24...f4? (better is 24...Rc6!?=) 25.Re1 (25.ef4!? Rcd8 26.Re1+-) 25...Ng6 26.Qc1 (26.e4 Nh4 27.Bg4 Rb8+/-) 26...fe3 (26...Rcd8 27.e4 Nh4 28.Qd1=) 27.Re3+= Nf4 28.Be2 (better is 28.g3!? Ne6 29.Re5+/-) 28...Re3 (28...Qg6 29.Bf3+=) 29.Qe3 Rc7 (29...Qg6!? 30.Bf1 Qb1+=) 30.Qe8= Qf8 31.Qf8 Kf8 32.Kf1 Ne2 (32...Ke7 33.Bg4 h5 34.Bf3=) 33.Re2+= Re7 (33...Rc6 34.Re5 Rd6 35.f4+=) 34.Ke1 (34.Re5 Rd7+/-) 34...b5 35.Re7 Ke7 36.Ke2 a5 37.Kd2 a4 38.g4 Kf6 39.f4 g5 (39...g6 40.Kd1+=) 40.f5 h6 41.Ke3 h5 (41...Ke7 42.Kf3+=) 42.Kd2+/- (42.gh5 Kf5 43.Ke2 Kf6-+) ½–½. Ficek,Szymon – Chlopecki,Mateusz, MMJ OP+SL – C11, 2013.

7.Nd5 Qd8 8.Nb4 Nb4 9.e3 d5 10.Be2 Bf5 11.d3 c5 12.0-0 Re8 13.c3 Nc6 Black plans d4 14.Qb3 Qd7 15.Rab1 b6 16.Rbd1 d4 17.cd4 cd4 18.e4 Bg4 19.Rfe1 Rac8 20.Qa4 Ne5 21.Qd7 Nf3 (worse is 21...Bd7 22.Nd4 Ba4 23.Rb1+=) 22.Bf3 Bd7 23.Rc1 b5 24.g3 Rc3 25.Red1 Rec8 26.Rb1 a5 27.Kf1 f6 (27...Rc2 28.Ra1-+) 28.Ke1 b4 29.Be2 Kf7 (29...Ba4 30.Bg4 Bd1 31.Bc8-+) 30.Rd2 (30.f4 Be6 31.Ra1 g6-/+) 30...Be6 (30...Rc1 31.Rc1 Rc1 32.Rd1-+) 31.Rbb2 (31.Bd1 Ra3 32.Rbb2 Rcc3-/+) 31...Ke7 32.Bd1 Bd7 33.Ke2 Kd6 34.Rdc2 Rc2 (34...f5 35.Rd2 Bb5 36.ef5 Re8 37.Kf1 Bd3 38.Be2 Be2 39.Re2 Rc1 40.Kg2 Re2 41.Re2-/+) 35.Rc2 Rc3 36.Kd2 (36.Rb2 f5 37.f3 fe4 38.de4 g5-/+) 36...Be6 (better is 36...Ba4!? 37.Rc1 Bd1 38.Rd1 Ra3-+) 37.Rb2+= Kc5 38.Bb3 Bd7 39.Rb1 a4 40.Bc4 Bb5 (40...Rc4?! 41.dc4 Be6 42.Rc1 Bc4 43.f4=) 41.Bb5 Kb5 42.f4 Rc8 (42...b3 43.ab3 ab3 44.e5 fe5 45.fe5-+) 43.a3 (better is 43.h3!?+=) 43...b3-/+ 44.Rc1 Rc1 45.Kc1 Kc5 46.h4 Kd6 47.Kd2 g6 48.Kd1 Ke6 49.Kd2 Kf7 50.Kc1 Kg7 51.Kd2 Kh6 (better is 51...h5!?-+) 52.g4-/+ White plans f5 52...g5 53.hg5 fg5 54.f5 Kg7 55.e5 Kf7 56.f6 (better is 56.e6!? Ke7 57.Kd1-/+) 56...Ke6-+ 57.Kc1 Kf7 58.Kd2 Kg6 (58...h6 59.Kc1-+) 59.Kc1 Kf7?? (59...h6 60.Kb1-+) 60.Kd2 Ke6 61.Kc1 Kf7?? (61...h5 62.gh5 g4 63.h6-+) 62.Kd2 Ke6?? 63.Kc1 Kf7?? 64.Kd2 Ke6?? 65.Kc1 Kf7?? 66.Kd2 Kg6 67.Kc1 Kf7?? 68.Kd2= Ke6 ½–½. Kulsarieva,Nyrita – Vozinaki,Anthi Maria, Al–Ain UAE, World Ch Girls U12, 2013.

7.Nd5 Qh6 8.Nc7+= Rb8 9.Nd5 (9.e3 Bd6 10.Nb5 Bc5+=) 9...Ba5 (9...Bd6 10.e3=) 10.e3+= d6 (10...Qd6 11.Nf4+=) 11.Be2 Be6 12.Nf4 Qf6 (12...d5 13.0-0+=) 13.0-0+/- Rbc8 (13...d5 14.c3+/-) 14.c4 Ne5 15.Ne5 de5 16.Ne6 Qe6 (16...fe6 17.d3+/-) 17.d3 Rfd8 (17...b5 18.cb5 Bc3 19.Rc1 Qa2 20.Bf3+/-) 18.Qb3 Bb6 (18...Rc7 19.Bf3+/-) 19.a4 Rd7 20.h3 (20.Bf3 Bc5+/-) 20...f5 Black plans e4 (20...Rcd8!?+/-) 21.Bf3+- e4 22.de4 Qc4 (22...fe4?? 23.Bg4 Qf7 24.Bd7+-) 23.Qc4 Rc4 24.ef5 Rc2 (24...Rb4 25.Rfc1+-) 25.Rfd1 Rd1 26.Rd1 Kf7 (26...Rc7 27.Bd5 Kf8 28.g4+-) 27.g4 (27.Bb7 Ke7+-) 27...Kf6 (27...Rc7 28.g5+-) 28.h4 (28.Bb7 Kg5+-) 28...h5? (better 28...Rc4+/-) 29.Rd6+- (29.Bb7?! hg4 30.Be4 Rb2 31.Rd6 Kf7+-; 29.gh5?! Ra2+-) 29...Ke7 30.Re6 Kf7 (30...Kd8 31.g5 Rc4 32.Rg6 Rc1 33.Kg2+-) 31.g5 Rc4 (31...Kf8+-) 32.Bh5 Kg8 33.Re8 Kh7 34.Bg6 1-0. Shuvalov,Evgenij (2180) - Kett,Timothy (2155), Titled Tuesday intern op, 2021.

7.Ne4 Qe6 8.Neg5 Qd5 (8...Qg4 9.e3 d5 10.h3-/+) 9.c3 Be7 10.e4 (10.Nh3 g5 11.e3 d6-/+) 10...Qc5 (10...Qa5 11.h4-/+) 11.h4 h6 12.Nh3 d5 13.Bd3 Bg4 (13...Re8 14.0-0 Bd6 15.Qa4-/+) 14.Rb1 Ne5! 15.Be2 (15.Ne5 Bf6 Double attack (15...Bd1 Pinning; 15...Bd1 Deflection; 15...Bf6 Decoy)) 15...de4 16.Ne5 Be2 17.Qe2 Qe5 18.Rb7 Rab8 19.Rb3 Bh4 20.0-0 Bf6 21.f4 ef3! 22.Qf3 (22.Qf3 Qa5 Combination; 22.Rf3 Qe2 Discovered attack; 22.gf3 Qe2 Discovered attack) 22...Rb3 (22...Qa5 23.Nf4 Rb3 24.ab3 Qb6 25.d4 Qb3 26.Re1-+) 23.ab3 Rd8 (23...Qb5 24.b4-/+) 24.d4 Qe6 25.b4 Re8 26.Nf4 Qe3 (26...Qd7!?=+) 27.Qe3= Re3 28.Nd5 Rd3 29.Nf6 gf6 30.Rf6 ½–½. howland (2125) – artamonov (1935), gameknot.com, 2019.

7.Nd5 Qd6

8.Nb4 Qb4 9.c3 Qe7 10.e3 b6 11.d4 Bb7 12.Bd3 d6 13.0-0+= Rad8 14.Qc2 h6 15.Rfe1 Rfe8 16.Re2 Qf6 17.Rae1 Re7 18.e4 Rde8 19.Re3 g6 20.g3 Qg7 21.Nh4 a6 22.h3 Qf6 23.Kh2 Nb8 24.f4 Nd7 25.e5+= de5 26.fe5 Qg7 27.Be4 Be4 28.Re4 Nf8 29.Rf4 a5 30.Rg4+/- Rd7 31.Rf1 Re6 32.Rf3 h5 33.Re4 Rde7 34.Qf2 Nh7+= 35.Rfe3 c6 36.g4 hg4 37.Rg4+/- Re8 38.Nf5 Qf8 39.Nd6 R8e7 40.Rf3 Rd7 41.Qg2 Qg7 42.Nf5 Qf8 43.Nd6 Qg7 44.Nf5 Qf8= ½–½. Dessing,Bastiaan – Broekmeulen,Joris, NED–ch U14 Schagen, 2003.

8.Nb4 Qb4 9.e3 d5 10.h3 Bf5 11.Be2 b6 12.0-0 Rfe8 13.a3 Qa4 14.Bd3 Bd3 15.cd3 Qd1 16.Rfd1 Na5 17.d4 c5 18.dc5 bc5 19.Rab1 Rab8 20.Rdc1 c4 21.Nd4 g6 22.a4 Kg7 23.Rb5 Rb5 24.Nb5 Re7 25.f4 Nb3 26.Rc2 a6 27.Nc3 d4 28.ed4 Nd4 29.Rb2 Nb3 30.Kf2 Rd7 31.Ke2 h5 32.Ne4 h4 33.Ke3 Rd3 34.Ke2 Rd4 35.Ke3 Rd3 36.Ke2 f5 37.Ng5 Kf6 38.Nf3 Nd4 39.Nd4 Rd4 40.Rb6 Kf7 41.Ke3 Rd3 42.Ke2 Rg3 43.Ra6 Rg2 44.Ke3 Rg3 45.Kd4 Rh3 46.Kc4 Rf3 47.d4 h3 48.Ra7 Kf6 49.Rh7 Rf4 50.Rh3 g5 51.a5 g4 52.Rb3 Rf1 53.Ra3 f4 54.a6 g3 55.a7 Rc1 56.Kd5 Rc8 57.Ke4 g2 58.Ra1 Ra8 59.Kf3 Ra7 60.Rg1 Kf5 61.Rg2 Ra3 62.Kf2 Ke4 63.Rg4 Ra2 64.Ke1 Rd2 65.Kd2 Kf3 66.Rf4 Kf4 67.Kd3 Kf5 68.Kc4 Ke6 69.Kc5 Kd7 70.Kd5 Kc7 71.Ke6 Kd8 72.Kd6 Kc8 73.Ke7 Kc7 74.d5 Kb6 75.d6 Kc5 76.d7 Kc4 77.d8Q Kc3 78.Ke6 Kc4 79.Qd5 Kb4 80.Ke5 Kc3 81.Ke4 Kb4 Time forfeit ½-½. cipiripi (2225) - olborg (2115), Rated Blitz game, lichess.org, 2015.

8.Nb4 Qb4 9.e3 d6 10.Be2 b6 11.0-0 Bb7 12.d4 Na5 (12...Qc3 13.a3=) 13.Bd3 Rae8 (13...c5 14.Re1=) 14.Ng5+= g6 15.Qg4 Kg7 16.h4 (16.a3 Qc3=) 16...h5 (16...f5 17.Qg3=) 17.Qg3+= c5 (better 17...Qc3!?+=) 18.Qd6+/- Qc3 (18...Qa4 19.Nf7! Rf7 20.Bg6+/- (worse 20.Qg6 Kf8+=)) 19.dc5 (better 19.Bg6!? cd4 20.Bh5+-) 19...Qc5+/- 20.Qc5 bc5 21.Rab1 Bd5 (21...Bc6 22.Bb5+/-) 22.Rb5 Nb7 23.Rfb1 Re7 24.Be2 Bc6 25.R5b3 Rd8 26.Bf3 Bf3 27.Nf3 Na5 (27...Nd6!?+/-) 28.Rb5+- Nc4 29.Rc5 Na3 (29...Nd2 30.Nd2 Rd2+-) 30.Rb3 Rd1 31.Kh2 Nb1 32.Rd3 Rd3 33.cd3 Rb7 34.Ra5 (34.a4 Rb4+-) 34...Nc3 35.d4 1-0. Shuvalov,E (2180) - Albuquerque Junior,Wellington S (2205), Titled Tuesday (7), 2020.

8.Nb4 Nb4 9.a3 Nc6 10.d4 Qd5 11.e3 Qa5 12.Nd2 Qg5 13.Nf3 Qa5 14.Nd2 Qg5 15.Nf3 Qa5 ½–½. Betsy516 – Ufim143, computer chess game, 2001.

8.Nb4 Nb4 9.a3 Nd5 10.e3 Re8 11.Be2 b6 12.0-0 Bb7 13.h3 Nf6 14.d3 Qe7 15.Nd4 g6 (15...c5 16.Nf3+=) 16.Bf3= d5 17.Ne2 c5 18.Nf4 Rad8 19.Qd2 Qc7 20.Rfe1 Re7 21.a4 Bc8 (21...Ne4 22.Qe2 (worse is 22.de4 de4 23.Qe2 ef3 24.gf3 Rd4-+) 22...Ng5 23.Bg4+=) 22.Ne2 (22.Rab1 Bb7=) 22...Rd6 (22...Ne4 23.Qd1+= (23.de4? de4 24.Qc3 ef3 25.gf3 Bh3-+)) 23.Ng3 (23.Nc3 a6=) 23...Kg7 (23...Ne4 24.Be4 de4 25.d4+= (25.Ne4?? Re4 26.f3 Re8-+)) 24.Rab1 h5 25.e4 de4 26.Be2? (better is 26.Ne4 Ne4 27.Be4=) 26...ed3 27.cd3 Bb7 28.Qc3 (28.Qg5 Rd5 29.Qh4 Qd7-+) 28...Kg8 29.Bf1 h4 30.Ne2 Nd5 31.Qd2 a6 0–1. Tagirov,Kajum K (1875) – Jangurazov,Albert (1880), Dautov Memorial, 2010.

8.c4 b5 9.Nb4= Qb4 10.cb5 Qb5 11.e3 Qa5 12.Be2 Rb8 13.Qc1 Ba6=+ 14.Qc3 Nb4 15.Nd4 Be2 16.Ke2 Qa6-/+ 17.d3 Nd3!-+ 18.Nb3 Nc1 19.Kf3?? Qe2 20.Kg3 Rb6 21.h3 Rg6 22.Kh2 Qf2 23.Rg1 Qg1! (23...Qg1 24.Kg1 Ne2 25.Kf1 Nc3-+) 0–1. Gerold,G – Zrzavy,J, corr ICCF EU/M/Gr/537 (year?).

5.Nf3 d5

6.Bf6 Qf6 7.Nd5 Qd6 8.Nb4 Qb4 9.e3 Nc6 10.c3 Qa5 11.Qb1 h6 12.Qb5 Qa3 13.Bc4 a6 14.Qh5 b5 15.Bb3 Bb7 16.0-0 Rad8 17.Rad1 Na5 18.Nd4 Nb3 19.ab3 Qd6 20.b4 Qf6 21.Qc5 Rd7 22.d3 Rfd8 23.e4 Qg6 24.Ra1 h5 25.Rfe1 Kh8 26.Re3 Qd6? 27.Qh5 Kg8 28.Rh3 Qh6 29.Qf5 1–0. kamret (2200) – Tipe (1915), GameColony.com, 2003.

6.Bf6 Qf6 7.Nd5 Qd6 8.Nb4 Qb4 9.e3 Nc6 10.Be2 Bg4 11.0-0 Rad8 (11...Rab8 12.d4+/-) 12.c3 (12.Rb1 Qa5+/-) 12...Qd6 13.d4 a6 (13...Rfe8 14.Rb1 b6 15.Qc2+/-) 14.h3 (14.Qb1 Bc8+/-) 14...Bf3 (14...Bf5 15.Qb3 Rb8 16.c4+/-) 15.Bf3 (worse 15.gf3 Rfe8 16.f4 Qe6+=) 15...Na5 16.Qa4 b6 17.c4 White intends d5 17...c5 18.d5 Qe5 19.Rfd1 Rd6 20.Rab1 f5 21.Re1 h6 22.Rbc1 g5 Black prepares f4 (22...Qf6 23.Qc2+/-) 23.g3 (23.e4 Re8+-) 23...Rff6 (23...Qf6 24.Qc2+/-) 24.Bg2 h5 (24...g4 25.Qc2+/-) 25.e4 (25.f4 gf4 26.ef4 Qd4 27.Kh1 Rd8+-) 25...f4+/- 26.g4 (better 26.Qa3 Rf7 27.Qc3+/-) 26...hg4 27.hg4 f3 28.Bh1 Rf4 29.Re3?? (29.Qa3 Rdf6 30.Kf1=+) 29...Rg4 (better 29...Re4!? 30.Re4 Qe4-+) 30.Kf1=+ Re4 31.Rf3? (31.Rce1 Rc4 32.Qc4 (worse 32.Re5 Ra4 33.Rg5 Kf7=) 32...Qe3 33.Qa6+/- (33.Re3? Nc4 34.Rc3 Nd2 35.Ke1 Rd5-+)) 31...Rf4?? (better 31...Nc4 32.Qc2 Qd5-+ (worse 32...Rd5 33.Rd3 Rd3 34.Qd3-+)) 32.Rf4 (32.Re1 Rc4 33.Re5 Ra4 34.Rg5 Kh7+/-) 32...gf4 (32...Qf4 33.Qe8 Kg7 34.Re1 Qc4 35.Kg1 Qg4 36.Bg2+=) 33.Bf3 Qd4?? (better 33...Kg7+=) 34.Qe8+- Kh7 35.Qe7 Qg7 (35...Kg8 36.Qd6 Qd3 37.Kg2 Nc4 38.Qe6 Kg7+-) 36.Qd6 Nc4 37.Qe6 (37.Rc4 Qa1 38.Kg2 Qg7 39.Kh3+-) 37...Qa1 (37...b5 38.Re1 Ne3 39.fe3 Qg3 40.Qf7 Kh6 41.Qh5 Kg7 42.ef4 Qh4 43.Qh4 Kg8 44.Qg5 Kf8 45.Qg6 c4 46.Re8) 38.Ra1 Nd2 39.Kg2 Nf3 (39...Kg7 40.Qe7 Kh6 41.Qf6 Kh7 42.Rh1 Kg8 43.Rh8) 40.Kf3 Kg7 (40...b5 41.Rg1 c4 42.Qh3) 41.Qe7 (41.Rg1 Kf8 42.Rg8) 41...Kg6 (41...Kh6 42.Rg1 c4 43.Qh4) 42.Qe6 (42.Rg1 Kf5 43.Qe6) 42...Kg7 43.Rg1 Kf8 44.Qe7! Ke7 45.Rg6 1-0. asandresey21 (2180) - Aaron_Whitney (2275), Hourly Bullet Arena, lichess.org, 2020.

5.Nf3 d6

6.a3 Ba5 7.Bf6=+ Qf6 8.g3? Bc3-+ 9.dc3 Nc6 10.Nd4-/+ Ne7 11.Bg2 c5 12.Nb5 a6-+ 13.Qd6 ab5 14.Qc5 Nc6 15.0-0 Qe5 16.Qe5 Ne5 17.Rab1 Ra3 18.Rb5 Nc6 19.c4 Nd4 20.Rd5 Ne2 21.Kh1 Be6 22.Re5 Bc4 23.Re1 Nc3 24.Bb7 Be6 25.Kg2 Rb8 26.Bf3 g6 27.R5e3 Nb1?? 28.Rb1+/- Rb1 29.Ra3 Rc1 30.Be4. wlittle (1645) – gniemi (2035), net–chess.com, 2001.

6.Bf6+= gf6 7.e3 Bf5 8.Rb1 Bc3 9.dc3 b6 10.Nd4 Bg6+= 11.Bb5 a6 12.Bc4 d5 13.Bd3 c5 14.Ne2 c4 15.Bg6+/- fg6 16.Nf4 b5 17.Ne6+- Qa5 18.0-0 Re8?? 19.Qd5+- (19.Qd5 Nc6 20.Nc7 Kg7 21.Qc6+-) 1–0. Yermolayev,Andrey (1850) – Jones,Michael, TE.2004.P.01703, 2004.

6.Bf6+= Qf6? 7.Nd5 Bd2 8.Nd2 +-.

5.Nf3 Be7

6.e3 Nc6 7.Bg3 Re8 8.Be2 a6 9.0-0 Bb4 10.Nb1 =+.

6.e3 d6 7.Bg3 Nc6 8.Bb5 Bd7 9.0-0 a6 10.Bc6 =.

6.e4 Nc6 7.Bf4 Bb4 8.e5 Bc3 9.dc3 Qe7 10.Bb5 =+.

6.e4 Nc6 7.Bg3 Re8 8.Bc4 Ne4 9.Ne4 Bf6 10.Rb1 Re4 11.Be2 d6 12.0-0 Rb4 13.Rb4 Nb4 14.a3 Nc6 15.c3 Bf5 16.d4 Ne7 17.Re1 Qd7 18.Bd3 Bd3 19.Qd3 Ng6 20.h3 Re8 21.Re8 Qe8 22.h4 Nf8 23.h5 h6 24.Qc4 Qd7 25.a4 Ne6 26.a5 a6 27.Qb4 Qc6 28.Qb3 Qb5 29.Qb5 ab5 30.Kf1 Kf8 31.Ke2 Ke7 32.Kd3 Nd8 33.d5 Kd7 34.Nd2 c6 35.Ne4 Be7 36.c4 bc4 37.Kc4 f5 38.Nc3 cd5 39.Kd5 Nc6 40.Nb5 Nb4 ½–½. Kingeorge (1845) – Abacus (2125), ChessWorld.net, 2003.

6.e4 d6 7.Bf4 Re8 8.Be2 Nc6 9.0-0 Qd7 10.d3 =.

5.Nf3 Re8

6.e3 Nc6 7.Bg3 d5 8.Bb5 Bg4 9.h3 Bh5 10.Be2 Bf3 (better 10...d4 11.Nb5 de3 12.fe3 a6-+) 11.Bf3=+ d4 12.Nb5?? (better 12.Ne2=+) 12...de3-+ 13.0-0 Rc8?? (13...ed2 14.c3 Ba5-+) 14.de3+= Qe7 (better 14...Ne4!? 15.Be4 Re4 16.Nc7 Qd1 17.Rfd1 Rc4+=) 15.Bc6+/- bc6 16.Na7 Rcd8?? (16...Ra8 17.Nc6 Qe4 18.Nb4 Qb4 19.Bc7+/-) 17.Qf3 (better 17.Nc6 Qf8 18.Nd8 Rd8 19.Qf3+-) 17...Qc5+/- 18.Nc6 Rd2 19.Nd4 (19.Bc7?! Bc3 20.Rab1 Rd5=) 19...Bc3? (19...Qc4 20.Rad1 Ne4 21.Qg4+/-) 20.Rad1 (better 20.Nb3 Qb4 21.a3+-) 20...Rd1+/- 21.Rd1 Bd4 22.Rd4 Qc2 23.a4 c5 24.Rd6 (24.Qd1 Qd1 25.Rd1 h6+/-) 24...Ne4 25.Rd7 Nf6 26.Rd6 (better 26.Qd1!? Qd1 27.Rd1+/-) 26...Qa4 27.Rf6?? (better 27.Qc6!? Qc6 28.Rc6+=) 27...gf6?? (better 27...Qa1 28.Kh2 Qf6-+ (28...gf6?! 29.Qg4 Kh8 30.Qd7=)) 28.Qf6 Qe4 (better 28...Qd1!? 29.Kh2 Qd5-/+) 29.Qg5= Qg6 30.Qc5 h5 31.h4 Kh7 32.Qd5 Re6 33.Bf4 Ra6 34.Bg5 Rd6 35.Qe5 Rd1 36.Kh2 Qd6 37.Qd6 Rd6 38.g4 Kg6 39.gh5 Kh5 40.Kg3 f6 41.Bf4 Kg6?? (better 41...Rd8=) 42.Bd6+- 1-0. cipiripi (2405) - Tomek_ol (2295), Rated Blitz game, lichess.org, 2016.

6.e3 d5 7.Bf6 gf6 8.Be2 Bc3 9.dc3 c6 10.0-0 Nd7 11.c4 dc4 12.Bc4 Ne5 13.Ne5 fe5 14.Qh5 Qf6 15.Rad1 Bf5 16.e4 Bg6 17.Qg4 Rad8 18.g3 Rd1 19.Rd1 Rd8 20.Rd8 Qd8 21.h4 h5?? (better 21...Qd4 22.Bd3 h5 23.Qc8 Kg7 24.Qb7 Be4 25.Be4 Qe4 26.Qa7 Qc2=) 22.Qg6 (22.Qg6 Kh8 23.Qh5 Kg7 24.Qf7 Kh8 25.h5 Qg5 26.h6 b5 27.Be6 Qc1 28.Kg2 Qg5 29.h7 Qg3 30.Kg3 b4 31.Qg8) 1-0. cipiripi (2410) - ACFKC (2450), Rated Blitz game, lichess.org, 2016.

6.e3 d5 7.Bf6= gf6 8.Ne2 c5 9.c3 Ba5 10.Qa4 c4 11.Nf4 Nc6 12.Be2 (12.Qb5 Be6+=) 12...Bf5 (12...a6=) 13.g4 (better 13.Qb5!? Be4 14.Qb7+=) 13...Be4=+ (13...Bg4? 14.Rg1 f5 15.h3+-) 14.Rg1 Ne5 (14...Bc7 15.Nh3=+) 15.Nd4= Kh8? (better 15...a6!?=) 16.f3+/- Bd3 17.Bd3 cd3 18.Kf2 (18.Qb5!?+/-) 18...Nc4+= 19.Qd1 (worse 19.Nd3 Nd2 20.Nf5 Nc4=) 19...Qd6 (19...Qb8 A) 20.Nd3 Bc3 (20...Qh2 21.Rg2 Qd6 22.Nf5+/-) 21.Nf5 Bd2-+ (21...Ba1?! 22.Qa1 Qd8 23.Qd4-/+); B) 20.Qb1 Nd2 21.Qd3+/-) 20.Rg3 (20.Nf5 Qb8 21.Qb1 Nd2 22.Qd3 Nc4 23.Nd5 b5+-) 20...a6 (20...Bb6 21.Nd3 Bd4 22.cd4+/-) 21.Rh3 Bc3? (better 21...Bb6+/-) 22.dc3+- Ne3 (22...Re3 23.Ng2 Re5+-) 23.Qd3 f5 24.Nf5 Qf4 25.Ne3 f5 26.Qd4 (better 26.Nd5!? Qe5+-) 26...Kg8 (26...Qd4 27.cd4 fg4 28.Ng4 Rac8+-) 27.Qf4 (27.Qf4 Re7 28.Nf5 Re2 29.Ke2 Rc8 30.Nh6 Kg7 31.Qf7 Kh8 32.Qf6) 1-0. Shuvalov,Evgenij (2180) - Ashiev,E (2200), Titled Tuesday 6th July, 2021.

5.Nf3 Ng4

6.a3 Ba5 7.Bg3 d5 8.e3 Nf6 9.Be2 Bc3 10.dc3 Ne4 11.c4 Ng3 12.hg3 dc4 13.Bc4 Qf6 14.Qd4 Qd4 15.ed4 Nc6 16.0-0-0 Bf5 17.Bd5 Nd8 18.Rde1 Be6 19.Be4+/- h6 20.d5 Bc8 21.Nd4 Bd7 22.Bf3 Re8 23.c4 Kf8 24.c5 c6 25.Re8 Be8 26.d6 f6 27.Re1+/- g6 28.Ne6 Ne6 29.Re6 Rd8 30.Rf6+- Kg7 31.Re6 b6 32.d7 Bd7 33.Rd6 Kf7 34.Bc6 Ke7 35.Bd7 Rd7 36.Rg6 bc5 37.Rh6 Kd8 38.f3 Re7 39.Kd2 Rd7 40.Kc3 Kc7 41.g4 Re7 42.Kc4 Re3 43.a4 Ra3 44.Kb5 Ra2 45.g3 Ra3 46.Rf6 Ra2 47.g5 Kd7 48.f4 c4 49.Rf7 Ke6 50.Ra7 c3 51.Rc7 Rb2 52.Ka6 c2 53.Rc5 Kd6 54.Rc3 Kd5 55.Rc8 Ke4 56.Rc3 Kd5 57.g6 Kd4 58.Rc8 Rb3 59.Rc2 Rg3 60.Rc6 Rg4 61.Rf6 Ke4 62.a5 Rg2 63.f5 Ke5 64.Rf7 Rd2 65.g7 Rg2 66.f6 Rg6 67.Rf8 Ke6 68.g8Q Rg8 69.Rg8 Kf6 70.Kb6 Kf7 71.Rg2 Ke6 72.Kc5 Kd7 73.Rf2 Ke6 74.a6 Kd7 75.a7 Ke6 76.a8Q Ke7 77.Kc6 Ke6 78.Qe8# 1–0. Betsy516 – LordKing29, computer chess game, 2001.

6.Nd5 Ne5 7.Ne5 d6 8.Nb4 de5 9.e3 c5 10.Nd3 Qd6 11.Qh5 Nc6 12.f4 Re8 13.fe5 Ne5 14.Ne5 Re5 15.Qf3 Qd4 16.Rb1 Qa4 17.Rb2 Rf5 18.Qe2 Qe4 19.Qd3 Qe7 20.g3 a5 21.Bg2 h6 22.Qb5 Ra7 23.Bh3 Bd7 24.Qb6 Qe4 25.Rg1 Rf3 26.Bd7 Re3 27.Kd1 Qf3 28.Kc1 Qf2 29.Qd8 Kh7 30.Rd1 Re1 31.Bf5 g6 32.Bg4 h5 33.Re1 Qe1 34.Bd1 Qe6 35.Qb8 Qa6 36.Qe5 Qc6 37.Rb3 a4 38.Re3 Ra6 39.Bf3 Qd7 40.Qc5 Rd6 41.Re8 h4 42.Qe5 Rf6 43.Qf6 Qe8 44.Qh4 1–0. Fritz 8 – Doctor 3.0, 2003.

6.Nd5 Ne5 7.Ne5 d6 8.Nd3 Ba3 9.c3 Na6 10.Qb3 =+.

6.Nd5 Ne5 7.Ne5 d6 8.Nf3 Ba5 9.c4 (9.e3!?+=) 9...c6-/+ 10.Ne3 Nd7 11.g3 Ne5 12.Bg2 Nf3 (12...f5 13.Qb3-/+) 13.Bf3+= Bh3 14.Bg4 (14.Rb1!? Rb8 15.g4+=) 14...Bg4-/+ 15.Ng4 d5 16.0-0 dc4 17.d3 Qg5 18.Ne3 cd3 19.Qd3 Rad8 20.Qb3 Bd2 21.f4?? (better is 21.Nc4 b5 22.Nd2 Rd2 23.a4-/+) 21...Qc5-+ 22.Rf3 (22.Kg2 Be3 23.Rad1 Qe7-+) 22...Rfe8 23.Kf2 Rd7 24.Rd1 Be3 25.Re3 (25.Kg2 Rd1 26.Qd1-+) 25…Re3 (25...Re3 26.Rd7 Rb3 27.Kg2 Ra3 28.Rd8 Qf8 29.Rf8 Kf8-+) 0–1. Baer,Cy (1895) – Elschner,Gerald (2205), RSS7E easy–58, 2007.

6.e3 Ne5 7.Ne5 Bc3 8.dc3 d6 9.Nf3 Be6 10.Be2 Nd7 11.0-0 Nf6 12.Qd3 Qe7 13.a4 a5 14.Rab1 b6 15.Rfd1 Bd7 16.Qd2 Ba4-+ 17.Ra1 Ne4 18.Qd3 Nc5 19.Qd2 Bc6 20.Rab1 Ne4 21.Qe1 a4 22.Bb5 Bb5 23.Rb5 Qf6 24.Rd3 a3 25.Rb1 a2 26.Ra1 Rfe8 (26...Rfe8 27.Nd4 d5-+). the yid – pierre, ChessHere.com, 2005.

6.Bf4 Bc3 7.dc3 d5 8.e3 c5 9.c4 dc4 10.Bc4 Nc6 11.Qd8 Rd8 12.h3 Nf6 13.Ng5 Rd7 14.Rd1 Rd1 15.Kd1 Nd8 16.Kc1 Ne6 17.Rd1 h6 18.Ne6 Be6 19.Be6 fe6 20.c4 Re8 21.Be5 Kf7 22.Kc2 b6 23.a4 Re7 24.a5 Ne8 (24...ba5 25.Ra1 Decoy) 25.Rd8 Rb7 26.a6 (26.a6 Re7 27.Ra8+/-) 1–0. forsetinn (1845) – jesper81 (1605), gameknot.com, 2013.

6.Bf4 Bc3 7.dc3 Qf6 8.Qd4 d6 9.e3 Nc6 10.Qf6 Nf6 (worse is 10...gf6 11.Nd4 Be6 12.Bd3+=) 11.Bd3 Re8 12.Nd4 Nd5 13.Kd2 Nf4 14.ef4 Bd7 15.Nb5 Rac8 16.Rhe1 Re1 17.Re1 a6 18.Nd4 h6 19.Bf5 Bf5 20.Nf5 Kf8 21.h4 b5 22.h5 Na5 23.g4 Rd8 24.Kd3 Nc4 25.Kd4 Nb6 26.g5 c5 27.Kd3 Nd5 28.Re4 hg5 29.fg5 g6 30.Ng3 gh5 31.Nh5 Nb6 32.Nf6 d5 33.Re5 Kg7 34.Re8 Re8 35.Ne8 Kf8 36.Nc7 Ke7 37.Na6 Kd6 38.Ke3 Nd7 39.Kf4 Kc6 40.Kf5 Kb7 41.Nc5 (41.g6 fg6 42.Ke6 Nf8 43.Ke7 Ka6 44.Ke8-+) 41...Nc5-+ 42.Kf6 Ne4 43.Kf7 Ng5 44.Ke7 Nh3 45.Kd6 Nf4 ½–½. Speisser,Patrick (2105) – Ottenweller,Wolfgang (1990), IECG, 2006.

6.Bg3 Bc3 7.dc3 Nc6 8.Bh4 =+.

6.Bg3 d5 7.Nb5 Ba5 8.e3= Nf6 9.Be2=+ Ne4 10.0-0 Bg4 11.c3 c5=+ 12.h3 Ng3 13.fg3 Be6 14.Na3 a6 15.c4 Bb4 (15...Bb4 16.cd5 A) < 16...Ba3 17.de6 fe6 18.Qb3+-; B) 16...Qd5 17.Nc4 Qd8 18.a3 Bc4 19.Bc4= (< 19.ab4 Be2 20.Qe2 cb4-/+); C) 16...Bd5=+; 15...Qd6 16.Qb3=+). Binder,Klaus – Schmitzer,Klaus, DESC, 2001.

5.Bf6 gf6

6.Nd5 Ba5 7.e3+/-.

6.Nd5 Ba3 7.Nf3 +=.

5.Bf6 Qf6

6.Nd5 Qb6?? 7.c4 (better 7.Nb6 ab6 8.e3+-) 7...Qa5= 8.Nf3 c6 (8...Ba3 9.Qb3=+) 9.Nb4= Qb4 10.e3 d5 11.cd5 cd5 12.Bd3 Bg4 (12...Nc6 13.Qc2 f5 14.Rb1=) 13.Rb1+= Qe7 14.Rb5 d4 15.0-0 (15.Qb1 Bf3 16.gf3 Qh4+/-) 15...Nc6+= 16.h3 (16.Qb1 Bf3 17.gf3 Qh4+=) 16...Bf3= 17.Qf3 g6 (17...Rfe8 18.Qf5 g6 19.Qf4=) 18.Qe4 (18.Rfb1 de3 19.de3 Rab8+/-) 18...Qe4 (18...Rfe8 19.Qe7 Re7= (19...Ne7? 20.Rb7 Nc8 21.Rc7+-)) 19.Be4+/- de3 (19...Rae8 20.Bf3+/-) 20.de3 Rfe8 21.Bf3 Ne5 22.Bb7 Rab8 23.Rfb1 Nc4 24.Bf3 Rbd8 25.Rc1 Nd2 26.Bg4 (26.Bd5 Rb8 27.Rbc5 Kf8+-) 26...f5+/- 27.Be2 Ne4 (27...Re7 28.Rbc5+/-) 28.Bc4 (28.Rc7 Rc8 29.Ra7 Rc1 30.Kh2 Nf2+-) 28...Kg7 (28...Kf8 29.Rd5+/-) 29.Bb3 (29.Rb7!? Kh6 30.Ra7 Rd2+-) 29...Kh6 30.f3 Ng3 (30...Nd2 31.Rc3+/-) 31.Rc7 Re3 32.Rbb7 (32.Ra7 Rd2 33.h4 Ree2 34.Kh2 Rg2 35.Kh3 Nf1 36.Rh7 Kh7 37.Bg8 Kh6 38.Rf5 Rg3) 32...f4?? (better 32...Kg5 33.Rh7 Re1 34.Kf2 Rh1+/-) 33.Rh7+- Kg5 34.Rb5 Nf5 (34...Rd5 35.Rd5 Kf6 36.Rd6 Ke5 37.Re6 Kf5 38.Re3 fe3 39.Ra7 Ke5+-) 35.h4 Kf6 36.Rf7 1-0. BeepBeepImAJeep (2545) - Crew64 (2505), lichess.org, 2018.

6.Nd5 Qd6 7.Nb4 Qb4 8.e3 d5 9.Nf3 c5 10.c4 d4 11.Be2 Nc6 12.ed4 cd4 13.0-0 Re8 14.d3 Bf5 (14...Qd6 15.Re1=+) 15.Re1 (15.Rb1 Qe7 16.Re1 Qc7=+) 15...Re7=+ 16.Rb1 Qa3 (16...Qd6 17.Nh4 Be6 18.Bg4=) 17.Qd2 (17.Nh4 Be6=) 17...Rae8=+ 18.Rb3 (18.Bf1!?=+) 18...Qa5 19.Kf1 (19.Qa5 Na5 20.Rb5 Bd3 (20...Re2?! 21.Re2 Re2 22.Rf5 Ra2 23.g4=) 21.Ra5 Re2 22.Re2 Be2 (22...Re2?! 23.Ra7 h6 24.h4=+) 23.Nd4 Bc4-/+) 19...Qc7 (19...Qd2 20.Nd2 Nb4 21.Ne4 Be4 22.de4 Na2 23.Rd1-/+) 20.h3 (20.Qg5 Bg6-/+) 20...h6 (20...b6 21.a3-/+) 21.Kg1 b6 22.Rb5 Bd7 (22...Bc8 23.Qb2-/+) 23.Bf1 (23.Bd1 Re1 24.Ne1 a6=+) 23...Re1 24.Ne1 Nd8 25.Rb1 Bc6 (25...Ne6 26.Be2=+) 26.Be2 Ne6 27.Bf3 Bf3 (27...Ng5 28.Bc6 Qc6 29.f4=+) 28.Nf3= Qf4 (28...Nf4 29.Re1 Re1 30.Qe1=) 29.Re1 (29.Qf4 Nf4 30.Rd1 Rd8=) 29...Qd2 30.Nd2 Rd8 31.Nb3 Nf4 (31...Kf8 32.g3=) 32.Nc1 Kf8 (32...a6 33.Re4 g5 34.g3=) 33.h4 (33.Re4 g5=) 33...Re8 34.Re8 Ke8 35.g3 Ne6 36.Kg2 Ke7 37.Kf3 (37.Ne2 Kf6=+) 37...f5 38.g4 (38.Ne2 Kf6=+) 38...Kf6 39.Kg3 (39.Ne2 g6=+) 39...Ke5 Black prepares the advance f4 40.Ne2 f4 41.Kg2 (41.Kf3 g5 42.h5 Nc5=+) 41...Nc5 42.Nc1 Na4 (42...g6 43.Kf3=+) 43.h5 Nc3 44.Kf3 a5 45.Kg2 (45.a3 Nb1 46.a4 Nc3-/+) 45...a4 46.Kf3 a3 47.Kg2 Kf6 (47...b5 48.cb5 Nb5 49.Kf3=+) 48.f3 (48.Kf3 Ke5=) 48...Kg5 (48...g6 49.hg6 Kg6 50.Kf2=+) 49.Kh3 (49.Kf2 g6 50.hg6 Kg6=) 49...Nd1 (49...b5 50.cb5 Nb5 51.Nb3=+) 50.Kg2 Ne3 51.Kh3 (51.Kf2 Kf6=) 51...Nc2 (51...Kf6 52.Kh2=+) 52.Kg2 Kh4 (52...Nb4 53.Kh3=) 53.Kf2 Nb4 54.Kg2 Kg5 55.Kf2 Kf6 (55...g6 56.hg6 Kg6 57.Ke1=+) 56.Ke2= Ke5 (56...g6 57.hg6 Kg6 58.Kd2=) 57.Kd2 Kd6 58.Nb3 Ke5 (worse 58...Na2 59.Nd4 Nb4 60.Nb5 Kc5 61.Na3+-) 59.Nc1 Kf6 60.Ke2 Kg5 61.Kf2 Kh4 (61...g6 62.hg6 Kg6 63.Ke1=+) 62.Kg2= Nc2 63.Kf2 Kg5 (63...Kh3 64.Ne2 Nb4 65.Nc1= (worse 65.Nf4 Kh2-/+)) 64.Ke2 g6 (64...Kf6 65.Nb3 Ke5 66.Nd2=) 65.hg6+= Kg6 66.Nb3 (66.Kd2 Nb4+=) 66...Nb4= 67.Nd4 Na2 68.Nc2 Nc3 69.Kd2 Nb1 70.Kc1 Nc3 71.Kd2 (71.d4 Kf6=) 71...Nb1 72.Kc1 Nc3 73.Kd2 Nb1 74.Kc1 Nc3 75.Kd2 Nb1 76.Kc1 Nc3 77.Kd2 Nb1 78.Kc1 Nc3 79.d4 Ne2 (better 79...Kf6=) 80.Kd2 (80.Kb1 Ng1 81.Ne1+= (81.Na3? Nf3 82.d5 Ne5-+)) 80...Ng1-/+ 81.Kd3 Nf3 82.Ke4 (82.Ke2 Nh2 83.Na3 Kg5-/+) 82...Nd2 83.Kd3 Nb1 84.Ke4 (better 84.c5 bc5 85.dc5-/+) 84...a2-+ 85.c5 (85.Kf4 Na3!! 86.Na1 Nc4-+) 85...bc5 86.dc5 Na3!! 87.Na1 (87.Na3 a1Q Decoy) 87...Kg5 88.c6 Nb5 (88...Kg4?? 89.c7 Kg5 90.c8Q+-) 89.Kd5 (89.c7 Nc7 90.Kf3-+) 89...f3 90.Kc5 f2 91.Kb5 0–1. Buckley,Graeme N (2340) – Zinchenko,Yaroslav (2545), London Classic Superrapid, 2016.

6.Nd5 Qe7?? 7.Ne7+- Be7 8.e3 Bf6 9.Nf3 (9.Rb1 d6+-) 9...d5 (9...Ba1 10.Qa1 d5 11.c4+-) 10.Bd3 (better 10.Rb1!? Rd8+-) 10...Ba1 11.Qa1 Nc6 12.0-0 Nb4 13.a3 Nd3 14.cd3 Bf5 15.Qc3 c6 16.Nd4 Bd7 17.Re1 Rfe8 18.h3 Rac8 (18...b6 19.Nf3 (19.Nc6?! Rac8+-) 19...Rac8 20.d4+-) 19.Nf3 (19.Qa5!? Ra8 20.Qc7 Bc8+-) 19...b6 20.Ne5 Be6 21.f4 (21.Nc6?! Bd7+-) 21...c5 22.Qb2 f6 23.Nf3 Bf7 24.e4 (24.d4 c4+-) 24...Red8 (24...d4 25.Qb5+-) 25.e5 d4 26.ef6 (26.e6 Be8+-) 26...gf6 27.Re2 (27.Re7 Ra8+-) 27...Bd5 (27...Kf8 28.Kf2+-) 28.Nh4 (28.Re7 Ra8+-) 28...Rc7 29.Nf5 Kf7 (29...Kh8 30.Qc1 Rc6 31.Qe1+-) 30.Qc1 Kg6 (30...Be6 31.Nh6 Kg7 32.Re6 Kh6 33.Qe1+-) 31.Nh4 (31.Ne7 Kf7 32.Qe1 h5+-) 31...Kf7 32.Qf1 (32.Qe1 h5+-) 32...Rg8 (32...Re8 33.Nf5 Kf8 34.Re8 Ke8 35.Qe1 Kd8 36.Qh4+-) 33.Rf2 (33.Nf5 Kg6 34.Re7 Rb7+-) 33...Re7 (33...Be6 34.Qe2+-) 34.Nf3 (better 34.Nf5+-) 34...Rge8 35.Kh2 Rg8 (35...Bc6 36.Qd1+-) 36.Re2 Rge8 37.Re7 Re7 38.Qf2 (38.Nh4 Ke6+-) 38...b5 (38...Ke6 39.f5! Kd7 40.Qh4 Bf3 41.gf3+-) 39.Qh4 Kg7 (39...Bf3 40.Qh7 Ke6 41.Qg8 Kf5 42.Qd8+-) 40.Qg4 Kf7 41.Nh4 Be6 42.f5 (better 42.Qh5!? Kf8 43.Qc5 a6+-) 42...Bd5 (42...Bb3 43.Ng6! Rc7 44.Nf4+-) 43.Qh5 (better 43.Qf4 b4 44.ab4 cb4 45.Qd4 Rd7 46.Qb4 Kg7+-) 43...Kf8 (43...Kg7+-) 44.Qh6 Ke8 45.Qf6 Kd7 (45...b4 46.ab4 cb4 47.Qd4+-) 46.Qg5 (better 46.Qa6 Bc6 47.f6 Rf7 48.Qa7 Ke6 49.Qc5 Bd5+-) 46...Bc6 (46...Re5+-) 47.f6 Kc7 (47...Rf7 48.Qe5 Kd8+-) 48.fe7 Be8 49.Qe5 (49.Qc5 Kb8 50.Nf5 Bf7 51.Nd6 a6 52.Qc8 Ka7 53.Qb7) 49...Kd7 50.Nf5 (50.Qd5 Kc7 51.Qd8 Kc6 52.Qe8 Kc7 53.Qd8 Kb7 54.e8Q a5 55.Qb5 Ka7 56.Qda5) 50...c4 (50...a6 51.Qd6 Kc8 52.Qd8 Kb7 53.Nd6 Ka7 54.Qc7 Ka8 55.Qb7) 51.Qd6 (51.Qb5 Ke6 52.Qe8 Ke5 53.Qb5 Ke6 54.e8Q Kf6 55.Qf8 Ke6 56.Nd4) 51...Kc8 52.Qd8 Kb7 53.Qe8 Kb6 (53...a6 54.Qd7 Kb6 55.Qd8 Kb7 56.Nd6 Kc6 57.e8Q Kc5 58.Ne4) 54.Qf7 (54.Qb8 Ka6 55.e8Q c3 56.Qbb5) 54...Ka5 (54...h6 55.e8Q b4 56.Qee6 Kc5 57.Qc4 Kb6 58.Qfc7) 55.e8Q Ka4 56.Qd8 (56.Qc4 Ka3 57.Qeb5 a5 58.Qca4) 56...Kb3 (56...Ka3 57.Qa7 Kb2 58.Qdd4 Kc2 59.Ne3 Kd2 60.Qa2 Ke1 61.Qc3) 57.Qa5 (57.Qd4 h5 58.Qc3 Ka2 59.Qff6 b4 60.Qb2) 57...Kc2 (57...a6 58.Nd4 Ka2 59.Qc3 h5 60.Qf1 b4 61.Qfa1) 58.Qb4 (58.Nd4 Kb1 59.Qb5 Kc1 60.Qf2 c3 61.Qe1) 58...Kd1 (58...h5 59.Nd4 Kd3 60.Qf5 Kd4 61.Qd6) 59.Qh5 (59.Ne3 de3 60.Qf1 Kc2 61.Qc3) 59...Kc1 60.Qg4 (60.Qe2 Kc2 61.Nd4 Kc1 62.Qe1) 60...Kc2 (60...h5 61.Qe2 Kc2 62.Nd4 Kc1 63.Qe1) 61.Qg3 (61.Nd4 Kc1 62.Qe2 c3 63.Qe1) 61...Kc1 (61...c3 62.Nd4 Kd2 63.Qf4 Kd3 64.Qb5) 62.Qe1 Kc2 63.Qe2 (63.Qbb1) 63...Kc1 (63...cd3 64.Nd4 Kc1 65.Qe1) 64.Qd1! (64.Qd1 Kd1 65.Nd4 Kc1 66.Qc3 Kb1 67.dc4 bc4 68.Qc4 Ka1 69.Qb3 a6 70.Nc2) 1-0. kotholo (2310) - zumpili (2475), Rated Bullet game, lichess.org, 2021.

6.Nd5 Qh4?? 7.Nf3 (better 7.Nc7 Qf4 8.Na8+-) 7...Qc4= 8.Nb4 Qb4 9.e3 Qe7 10.Be2 Nc6 11.0-0 b6 12.d4 d6 13.c4 Bf5 14.a4 a5 15.d5 Nb4 16.Nd4 Bd7 17.Bg4 Qe8 (17...f5 18.Bf3=) 18.Bd7 (18.e4 Bc8 19.Bc8 Rc8+=) 18...Qd7 19.Qf3 Rae8 20.Nc6 (20.e4=) 20...f5 (better 20...Nc6 21.dc6 Qe6=+) 21.Nb4+= ab4 22.Rfb1 Re4 23.Rb4 g6 (23...Qe7 24.g3+/-) 24.a5+/- ba5 25.Ra5 Qe7 26.g3 (26.Ra7 Qe5 27.g3 Qc3+/-) 26...Qe5? (better 26...f4!? 27.Qe2 fe3=) 27.Ra7+- Qc3 28.Rb1 (28.Raa4 Qe1 29.Kg2 g5+/-) 28...Rc4 29.Rd1 (29.Kg2 Qd3 30.Rd1 Qe4+=) 29...Qe5 (29...f4 30.Qe2 fg3 31.hg3=) 30.Qe2 Rc5 31.Qa2 Rf7 32.Rd4 Kg7 33.Kg2 g5 34.Qd2 f4 35.ef4 gf4 36.Rf4 (36.gf4 Qf5 37.Ra3 Rf6+=) 36...Rf4= 37.Qf4 Qf4 (37...Qd5 38.Qf3 Qf3 39.Kf3=) 38.gf4 Kf6 39.Kf3 Kf5 40.Ke3 h5 41.h3 Rc3 42.Kd4 Rc5 43.Ke3 (43.Ra8 Kf4 44.Rh8 Kg5=) 43...Rc3 44.Kd4 Rc5 45.Ke3 ½-½. BeepBeepImAJeep (2770) - LittlePeasant (2770), lichess.org, 2020.

6.Ne4 Qe6 7.a3 Ba3! (8.Ra3 Qe4-/+) 0–1. Schulz,Hans_Juergen – Bonetti,Shane, TT–06 TSC, 2003.

6.Nd5 Bd2

7.Kd2+/- Qd4 8.Ke1+- Qd5?? (better is 8...Qc5 9.Qd2 c6+-) 9.Qd5 Nc6 10.Nf3 Nb4 (10...Re8 11.Qh5 h6 12.e3+-) 11.Qe4 c5 (11...a5 12.Ng5 f5 13.Qc4 d5 14.Qc7+-) 12.Ng5 g6 13.a3 f5 (13...Nc6+-) 14.Qe7 Nc2 (14...Nd3 15.cd3 Rf6 16.Qf6 h6 17.Qg6 Kh8 18.Nf7) 15.Kd2 Rf6 16.Qf6 h6 17.Qf7 Kh8 18.Qh7# 1–0. Woelfelschneider,Peter – Goettge, 2008.

7.Kd2+/- Qe5 8.Ke1 (better 8.c4!? c6 9.Ne3+/-) 8...c6= 9.c4 (better 9.Nf3 Qd5 10.Qd5 cd5 11.Rd1=) 9...cd5-/+ 10.Rc1 dc4 11.Nf3 (11.Rc4!? d6 12.e3-/+) 11...Qa5 12.Qd2 Qa3 (better 12...Qc5!?-+) 13.Rc4-/+ d5 14.Rc3 (14.Qd5 Qa2 Deflection) 14...Qa5 15.e3 Nc6 16.Bd3 Bg4 17.Ke2 (17.Rc6 Qd2 18.Kd2 bc6-/+) 17...Ne5 (17...Rfe8 18.Rcc1 Qa3 19.Kf1-+) 18.Rhc1-/+ Bf3 19.gf3 Nd3 20.Qd3 (20.Rd3 Qa6-/+) 20...g6 (20...Qa2!? 21.R3c2 Qa4-/+) 21.R1c2 Rad8 22.Rc5 Attacks the isolani on d5 22...Qb6 23.Rd5 (23.Rb5 Qa6=+) 23...Rd5 24.Qd5 Rd8 25.Qc5 (25.Qb3 Qa6 26.Rc4 Rc8-/+) 25...Qa6 (25...Qb1 26.Rd2 Rd2 27.Kd2 Qa2 28.Ke1 Qa1 29.Ke2 Qb2 30.Kd3-+) 26.Qc4 Qd6 27.f4?? (better 27.e4-/+) 27…Qd1 0-1. BeepBeepImAJeep (2575) - Falkenauge (2575), lichess.org, 2016.

7.Kd2+/- Qf2

8.Rb1 Re8 9.Kc1 Qc5 10.Nf3 (10.Qd3 Na6 11.e4 c6=) 10...Na6 11.Qd4 Qd4 (11...Qa3 12.Kd1 c6 13.Nc3+=) 12.Nd4+/- c6 13.Nf4 (13.Nc3 Nc5+/-) 13...d5+= 14.g3 Nc5 (14...Kf8 15.Bg2+/-) 15.Bg2+/- Ne4 (15...Na4 16.Rb3+=) 16.Be4 (16.Be4 Re4 17.Rd1+/-) 1–0. Leyen – Namasivayam, email CTON, 1996.

8.Kc1 Qc5!? 9.Rb1 Na6 +/-.

8.Kc1 Nc6 9.Nf3+- Qc5 10.e4 Nb4 11.a3 Nd5 12.Qd5 Qe3 13.Kb2 c6 (13...Qb6 14.Qb3+-) 14.Qd6 Qe4? (14...Re8 15.Bc4 b5 16.Ba2+-) 15.Bd3 Qd5 (15...Qe8 16.Ng5 Qd8 17.Nh7+-) 16.Bh7! Kh7 17.Qf8 d6 (17...Qb5 18.Kc1 Qc4 19.Re1+-) 18.Rae1 Qb5 (18...Bh3 19.Qa8 Bg2 20.Rhg1 Bf3 21.Rg3+-) 19.Kc1 Qc5 (19...Qa5 20.Re4 Qa3 21.Kb1 Qa2 22.Ka2 Be6 23.Re6 Rf8 24.Rd6+-) 20.Re4 Bf5 (20...Be6 21.Qa8 Bf5 22.Rh4 Kg6+-) 21.Ng5 (21.Qa8 Be4 22.Ne1 Qg5 23.Kb2 Qb5 24.Kc3 Qa5 25.Kb3 Qd5 26.Kb2 Qb5 27.Ka1 Qe5 28.Kb1 Qb5 29.Ka2 Qd5 30.Kb2 Qb5=) 21...Kg6 22.Qf7 Kg5 23.Qg7 Bg6 24.h4 Kf5 25.Rf1 Ke4 26.Qg6 Kd4 27.Rf4 Ke3 28.Qe4 1–0. almanzor1 (2330) – marinscrofan (1810), gameknot.com, 2014.

8.Ne7 Kh8 9.Nf3 Nc6 10.Nd5 Qc5 11.e4 f5 12.Bd3 d6 13.Qe2 fe4 14.Be4 Bf5 (14...Bg4!) 15.Rhe1 Rae8 16.Qd3 Be4 17.Re4 Re4 18.Qe4 Qf2 19.Kc3 Qg2 20.Ne3 Qh3+= (20...d5 21.Ng2 de4+=) 21.Ng5 Qh5 (21...Qh2 22.Rf1 Rb8 23.Ng4+-) 22.Rf1 Rf1 23.Nf1 Qg6 24.Qg6 hg6 25.Ne6 Kh7 26.Nc7 a6 (26...Ne7 27.Ne3+-) 27.Ne3 Ne7 28.Ne8 1–0. Deneuville,Christian – Mothes,Rainer, corr SOK–98–131, 1999.

8.Nf3 Qc5 +=.

8.Nf3 Nc6 9.Nf4?? Qc5= 10.Nd3 Qe7 11.Ke1 d6 12.g3 Re8 13.Bg2 Bf5 14.Kf1 (14.Rf1 d5+=) 14...Rad8 15.Qd2 Be4 (15...Na5 16.Nb2=) 16.Re1 Qf6 17.Nf2 Bg6 18.h4 h6 19.g4 Ne5 20.g5 hg5 21.hg5 Nf3 22.Bf3 (22.gf6? Nd2 23.Kg1 Bc2-+; 22.ef3?! Re1 23.Ke1 Qa1 24.Nd1 Re8 25.Kf2 Qa2=) 22...Qf5 (22...Qb2 23.Kg2 Qa2 24.Ra1+/-) 23.c4 (23.Bb7 Re5+/-) 23...Re5 (better 23...c6+/-) 24.Kg2 (better 24.Bb7 Qg5 25.Qg5 Rg5 26.Bd5+/-) 24...Qg5=+ 25.Qg5 Rg5 26.Kf1 c6 27.Rd1 Rc5 28.Rh4 d5? (better 28...f6!?=) 29.cd5+/- cd5 30.Rhd4 Rc2 31.a4 Rd6 32.Bd5 Kf8 (32...Rd7!?+/-) 33.Bb7+- Rd4 34.Rd4 Rc1 35.Kg2 Rb1 36.Bf3 Bf5?! (36...Ke7 37.Nd3+-) 37.Be4 (better 37.Rd8!? Ke7 38.Ra8 a5+-) 37...Be4 38.Re4 Rb6 39.Kf3 g6 40.Nd3 Kg7 41.Rd4 f5 (41...a6 42.e4+-) 42.Nc5 (better 42.Rd7!? Kf6 43.Ra7 g5+-) 42...Kh6 43.Rd7 a5 (43...Rc6 44.Rd5 Rc7+-) 44.Ra7 g5 45.Ra5 Kh5 (45...Rb4 46.e3 Kg6 47.Ra6 Kf7 48.Ne6 g4 49.Kg3+-) 46.Nd3 (better 46.Rb5 Rd6+-) 46...f4 (46...Kg6 47.e4 fe4 48.Ke4+-) 47.Nf4 Kh4 48.Nd3 Re6 49.Nf2 Rf6 50.Kg2 Rf4 (50...Rf8 51.Ra6 Kh5 52.Ne4+-) 51.Re5 (better 51.Ra8 Kh5+-) 51...Ra4 52.Re4 Re4 53.Ne4 Kg4 54.Nf2 (54.Ng5!? Kf5+-) 54...Kf4 55.Nd1 Ke4 56.Kg3 Kf5 57.Kf3 g4 58.Kg3 Kg5 59.e4 Kf6 60.Nf2 Ke5 61.Kg4 Kd4 62.Kf4 Kc3 63.e5 Kd2 64.e6 Kc3 65.e7 Kd4 66.e8Q (66.e8Q Kc5 67.Ne4 Kc4 68.Qa4 Kd5 69.Qa8 Kc4 70.Qc6 Kb4 71.Qc5 Ka4 72.Qc4 Ka5 73.Nc3 Kb6 74.Nd5 Ka5 75.Qc5 Ka4 76.Qb4) 1-0. BeepBeepImAJeep (2745) - BMWHero (2780), lichess.org, 2020.

8.Nf3 Re8 9.Kc1 Qc5 10.Qd3 Qa5 +-.

8.Nf3 Re8 9.Kc1+/- Qc5 10.Qd3 h6 11.e4 Na6 (11...d6 12.Qc4 Qa3 13.Kd1+/-) 12.Qc3 Re4 13.Qc5 Nc5 14.Nc7 Rb8 15.Kd2 d6 16.Nb5 Bg4 (16...Ra4 17.Nd6 Be6 18.Nb5+/-) 17.Bd3 (17.Na7 Rbe8+-) 17...Bf3 (17...Ra4 18.Rhe1+/-) 18.gf3+- Re5 19.Rab1 (19.Rab1 Rd8 20.f4+-; 19.Na7 Nd3 20.Kd3 Ra8-/+) 1–0. Welti,M – Mothes,R, corr SOK–96–118, 1997.

8.Nf3 Re8 9.Kc1 Re6? 10.Qd4+- Qd4 11.Nd4 Rd6 (11...Na6 12.Ne6 de6 13.Ne7 Kf8 14.Nc8 Rc8 15.e3+-) 12.Nf5 Rd5 13.Ne7 Kf8 14.Nd5 (14.Nc8 Nc6 15.Rb1 Nd8-/+) 14...Na6 15.e4 c6 16.Ba6 ba6 (16...cd5 17.Bd3+-) 17.Nc3 (17.Ne3 Rb8+-) 17...d6 18.Rb1 Be6 (18...Ke7 19.Ne2+-) 19.Rd1 1–0. Koerner,Helmut (1870) – Andresen,Klaus, Lichtenberger Sommer, 2016.

8.Nf3 Re8 9.Nc7 Qe3 10.Ke1 Qc3 11.Kf2 Qc7 -+.

6.Nd5 Qd4

7.Nb4 Qb4

8.c3 Qc5 9.e3 Nc6 10.Qc2 d6 11.d4 Qg5 12.Nf3 Qf6 13.Bd3 h6 14.0-0 Bg4 15.Nd2 (15...Ne7 16.a4+=) +=. marekt – jtuvillo008, ChessWorld.net, 2003.

8.c3 Qe7 9.e3 d5 10.Qh5 Nc6 (10...Be6!?=) 11.Qd5+= Rd8 12.Qb5 a6 13.Qb1 Ne5 14.d4 Ng4 15.Nf3 Ne3 16.fe3 Qe3 17.Be2 Qc3 18.Kf2 Re8 (18...Qc6 19.Bd3 Qh6 20.Re1+/-) 19.Re1 (19.Bd3 h6 20.Rc1 Qa3 21.Rc7 Qd6 22.Bh7 Kf8+-) 19...Qe3 (19...Bg4 20.Qc1 Qa5 21.Qc5 Qc5 22.dc5+-) 20.Kf1+- Bg4 (20...Qh6 21.Qc2+-) 21.Ba6! Qf4 (21...Ra6 22.Qb5 Double attack (22.Re3 Discovered attack; 22.Qb5 Decoy); 21...ba6 22.Re3 Discovered attack) 22.Bb7 Rab8 (22...Bf3 23.Bf3 (23.gf3?! Qh2 24.Re8 Re8+/-) 23...c6 24.Qb4+-) 23.Re4 Qf5 (23...Re4 24.Qe4 Qe4 25.Be4+-) 24.Re8 Re8 25.Qf5 Bf5 26.Rc1 1–0. rickdragon (2560) – wvmaniac (2585), net–chess.com, 2013.

8.e3 b6 9.c3 Qe7 10.Nf3 Bb7 11.Be2 Nc6 12.0-0 Ne5 13.d4 Nf3 14.Bf3 Bf3 15.Qf3 h6 16.a4 c6 17.e4 d6 18.Qd3 Rae8 19.Rfe1 White intends e5 19...f5 20.e5 de5 21.Re5 Qf6 (21...Qf7 22.Rae1+=) 22.Qc4 Kh7 23.Rae1 c5?? (better is 23...Re5 24.de5 Re8+=) 24.Re8+- 1–0. chandragupta (2165) – marinscrofan (1820), gameknot.com, 2014.

8.e3 b6 9.c4 Bb7 10.Nf3 Re8 11.Be2 d5 12.cd5 (12.Rb1 Qd6=) 12...Bd5 13.0-0 Qe7 (13...Nc6 14.d4=) 14.d4 Bb7 (14...Nc6 15.Rc1=) 15.Qa4 (15.Rc1 c5+=) 15...a5 (15...Nd7 16.Rac1 c5 17.Rfd1+=) 16.Rfc1 (16.Ne5 Na6 17.Bc4 Nc5+/-) 16...Kf8 (better is 16...Na6!?+=) 17.Qc2+- Ba6? (better is 17...Be4 18.Qc7 Qc7 19.Rc7 Na6+-) 18.Qh7 f6 (18...Qd6 19.Bd1 Qh6 20.Qh6 gh6 21.Rc7 Rc8+-) 19.Nh4 Be2 20.Ng6 Kf7 21.Ne7 Re7 22.Qf5 Ra7 (22...c6 23.a4 g6 24.Qc2+-) 23.Rc2 Ba6 24.Rac1 c6 25.h4 Rad7 26.h5 Rd5 27.Qf4 Re8 28.Qc7 Rd7 29.Qb6 Bd3 30.Qb3 (30.Qb3 Kf8 31.Qd3+-) 1–0. Skrzypczak,Michal (1960) – Rozumek,Krzysztof (1910), Wielkopolska III Liga Seniorow Poland, 2011.

8.e3 c5 Qe7 9.Nf3 d6 10.Bd3 Nc6 11.0-0 Ne5 12.Ne5 Qe5 13.f4 Qf6 14.Qh5 g6 9.c3 Qa5 10.Qb3 Nc6 11.Nf3 d6 12.Bd3 Rb8 13.Qc4 Ne7 (better is 13...Qd8!?=) 14.Bh7+/- Kh7 15.Qh4 Kg8 16.Qe7 Bg4 (16...d5 17.Qe5 Be6 18.h4+/-) 17.Qd6 Bf3 18.gf3 Rbd8 19.Qe7 Rfe8 20.Qb7 Rb8 (20...Rd3 21.Qb2+-) 21.Qc6 Re6 22.Qd5 Rd8 23.Qc4 Red6 24.Rd1 Qa3 25.Qb3 Qa6 26.Rg1 Qd3 (26...Rd3 27.Rg5 c4 28.Qc2+-) 27.Rg4 Rh6 28.h4 Qf5 29.Qb7 Rd7 30.Qb8 Kh7 31.Qb1 Rd3 32.Rf4 Qd5 33.c4 Qd6 34.Ke2 g6 35.Rf7 Kg8 36.Ra7 Rh4 37.Qd3 Qb8 38.Qg6 Kf8 39.Qf7# 1–0. usingprogram (1995) – coleok, kurnik, 2012.

8.e3 Nc6 9.c3 Qa5 10.Nf3 d6 (10...d6 11.Be2 Re8=). aschellen (1840) – Grumpy (1990), internet, 2007.

8.e3 Nc6 9.c3 Qe4 10.d4 d6 11.Nf3 Bf5 12.Nd2 Qe6 13.Qb3 Nd8 14.Qe6+= fe6 15.e4 Bg6 16.Bc4 c6 17.h4 b5 18.Bb3 Bh5 19.a4 a5 20.Rf1 Rf4 21.g3 Rf8 22.f4 Bg4 23.Rf2 Kh8 24.Nf1+/- Bh5 25.Rb2 ba4 26.Ra4 e5 27.fe5 de5 28.Nd2 Re8 29.d5 Nb7 30.Bc2 Re7 31.dc6 Nd8 32.Rc4 Rc7 33.Ba4 Be8 34.Nf3 Nc6 35.Rf2 Bd7 36.Rd2 Nd4 37.Rdd4 ed4 38.Rc7 Ba4 39.cd4 Be8 40.Kd2 a4 41.Ne5 a3 42.Rc1 a2 43.Ra1 Ra3 44.d5 Kg8 45.Kc2+- Ra4 46.d6 Re4 47.d7 Bd7 48.Nd7 Re2 49.Kb3 Rg2 50.Rf1 h5 ½–½. Schulz,Hans_Juergen – Bonetti,Shane, TT–09 ETC, 2003.

8.e3 Nc6 9.Nf3 d6 10.Bd3 h6 11.0-0 Qc5 12.c3 Bg4 13.Rb1 Ne5 14.Be2 Bf3 15.gf3 Ng6 16.Rb7+= c6 17.d4 Qf5 18.Qd3 Qh3 19.Qe4+- h5 20.Qc6 Rac8 21.Qd6 Rc3 22.Ra7 Rc2 23.Bd1 Rd2 24.Qg3 Qc8 25.Bb3 Qc6 26.Qg5 Qb6 27.Rd7 Qc6 28.Qd5 Qf6 29.Qh5 Nh4 30.Rf7 Rf7 31.Bf7 Qf7 32.Qh4 Qf3 33.a4 Ra2 34.Rc1 Qf5 35.e4 Qg6 36.Kh1 Qe6 37.d5 Qd7 38.Qg3 Qe8 39.Qg4 Qf7 40.Rc8 Kh7 41.Qh3 Kg6 42.Rh8 (42.Rh8 Qd5 43.ed5 Ra1 44.Kg2 Re1 45.Qg4 Kf6 46.Rf8 Ke5 47.Rf5 Kd6 48.Qb4 Kc7 49.Rf7 Re7 50.Qe7 Kb6 51.Qa7#) 1–0. teoretic (2025) – Harnas (1795), internet, 2007.

8.e3 d6 9.c3 Qe4 10.Qb1 Qg4 11.h3+= Qe6 (11...Qh5 12.Ne2 (12.Nf3 Nc6 13.Be2 Rb8 14.Nd4 Qc5 15.0-0 Be6 16.Ne6) 12...Qe5 13.Nf4 Nc6 14.Bd3 g6 15.0-0 a6 16.Be2; 11...Qa4 12.Bb5 (12.Nf3 Nc6 13.Bb5 Qa5 14.0-0 g6 15.Bc6 bc6 16.Qe4) 12...Qa5 13.Nf3 g6 14.0-0 Nc6 15.Bc6 bc6 16.Qe4) 12.Nf3 (12.Bd3 Qh6 13.Nf3 Nd7 14.0-0 Re8 15.Bc4 Qg6 16.Qg6; 12.Ne2 Qe5 13.Nf4 Nc6 14.Bd3 g6 15.0-0 a6 16.Be2) 12...h6 (12...Nc6 13.Bd3 g6 14.0-0 Qd5 15.Be4 Qc4 16.Nd4) 13.Bd3 b6 (13...Na6 14.Bh7 (14.Nd4 Qf6 15.0-0 Nc5 16.Bh7) 14...Kh8 15.Bc2= Re8 16.d4; 13...Nc6 14.0-0 b6 15.Qc2 Bd7 16.Rab1) 14.Nd4 Qe5 15.f4 (15.Bh7 Kh8 16.Qe4) 15...Qf6 (15...Qc5 16.0-0+= (16.Kf2+=)) 16.0-0 (16.Bh7 Kh8 17.Be4 c6+=; 16.Be4+/-) 16...d5 (16...Bb7 17.Nb5 Na6 18.Bh7 Kh8 19.Be4=) 17.e4+/- c5 18.e5 Qh4 19.Nb5 Qe7 (19...Bh3 20.Rf2 (20.gh3?! Qg3 21.Kh1 Qh3 22.Kg1 Qg3 23.Kh1 Qh3 24.Kg1 Qg3 25.Kh1 Qh3=) 20...Be6 21.Nc7+/-) 20.Nd6 Nc6 21.Bb5 Qc7 22.Qd3 Ne7 (22...Be6 23.Qg3 f6 24.Ba4+/-) 23.f5+- a6 (better is 23...c4 24.Qg3 f6+-) 24.f6 ab5 25.fg7 (25.fe7?! Qe7 26.Qd5 Be6=) 25...Rd8 (25...Kg7?? 26.Rf7! Rf7 27.Ne8 Kh8 28.Nc7+-) 26.Rf7 (26.Rf7 Bf5 27.Qe3 (27.Rf5?! Nf5 28.Qd5 Kh7+-) 27...Rd6 28.ed6 Qd6 29.Qe7 (29.Re7?! Be4+/-) 29...Qe7 30.Re7+-) 1–0. Brueske,Thomas (2360) – Grimm,Wolfgang (2040), RSX5D–A00–Sokolsky–1, 2010.

8.e3 d6 9.c3 Qe4 10.Nf3 Bd7 (10...Nc6 11.Qb1 Qd5 12.Bd3=) 11.Be2 Bc6 12.d4 Nd7 13.Bd3 Qg4 14.0-0 Qh5 15.e4 b6 16.Qc2 Nf6 17.Rae1 Rae8 18.d5 Bd7 19.Nd4 Ng4 (19...Re7 20.Nb5=) 20.h3 Ne5 21.Be2 Qh4 22.Bb5 Qd8 23.f4 Bb5 24.Nb5 a6 25.Nd4 Nc4 26.Qe2 b5 27.a4 Nb6 (27...c5 28.ab5 ab5 29.Nb5 Nb6+/-) 28.ab5+- Nd5 29.Qd3 Nb6 30.ba6 The passed pawn on a6 quickly leads to threats 30...Qa8 31.e5 Na4 32.ed6 cd6 33.Re8 (33.Nf5 Qa7 34.Kh2 Ra8+-) 33...Re8 34.Ra1 Nc5 35.Qb5 Na6? (better is 35...Rc8+-) 36.Ra6 Qe4 37.Qe2 (37.Qe2 Qe2 38.Ne2+-; 37.Rd6 Qe3 38.Kh1 Qc1 39.Qf1 Qf1 40.Kh2 Qf4 41.g3 Qf2 42.Kh1 Re1#) 1–0. Woelfelschneider,Peter – Pawneater, 2009.

8.e3 d6 9.Nf3 c5 10.Be2 Nc6 11.0-0 Re8 12.c3 Qe4 13.Qb1 Qe7 14.d4 Bg4. lasker (2020) – jka (1770), internet, 2007.

8.e3 d6 9.Nf3 Nd7 10.c3 Qa5 11.Qc2 Nf6 12.Bd3 Bd7 13.0-0 Rfe8 14.a4 a6 15.Rfb1 Rab8 16.Rb2 c5 17.Ng5 Increases the pressure on h7 17...h6 18.Ne4 Ne4 19.Be4 The backward pawn on b7 becomes a target 19...b5 20.Bd5 b4 21.cb4 ½–½. Woelfelschneider,Peter – Schneider, 2009.

8.e3 d6 9.Nf3 Nd7 10.c3 Qe4 11.d4 Qc6 12.c4 Nb6 13.Qd3 Qa4 14.Be2 Qa5 15.Qd2 Qd2 (15...Qa4 16.Rc1=) 16.Nd2 f5 17.0-0 (17.Rb1 f4+=) 17...Be6 18.Rfb1 Rab8 19.a4 c6 20.a5 Nd7 21.Rb2 Nf6 22.Nb1 (22.Rab1 Rf7+=) 22...Rf7 23.Nc3 Re7 24.Rab1 Bf7 (24...Kf7 25.Bf3 d5 26.cd5 Bd5 27.Nd5 cd5 28.Rb5+=) 25.c5+- dc5 26.dc5 Re5 (26...Be6 27.a6 Bc8 28.Bc4 Kf8 29.Ne2+=) 27.a6 (worse 27.Rb7 Rb7 28.Rb7 Rc5 29.Rb8 Ne8-/+) 27...Rc5 28.Rb7 Rd8 29.Nd1 (29.Na4 Ra5 30.Nb2 Ne4+=) 29...Rc2+= 30.Bf1 Rcd2 31.Nb2 Kf8 32.Ra7 1–0. Hase,Pavel (2115) – Cirulis,Ilmars (1775), FICGS, 2008.

8.e3 Re8 9.Bd3 Nc6 10.Nf3 d6 11.0-0 Qa5 12.Qb1 Bg4 13.Qb7 Bf3 14.gf3 Ne5 15.Rab1 c6 16.Be4 d5 17.f4 de4 18.fe5 Qe5 19.Qc6 (19.Qc6 Rac8 20.Qa4=). Tiedemann,Joern (1810) – Kuehn,Juergen (1850), RSS7E easy–10, 2005.

8.e3 Re8 9.Bd3 d6 10.Qh5 h6 11.Nf3 Nc6 12.a3 Qg4 13.Qg4 Bg4 14.Be2 Bf5 15.d3 b5 16.h3 b4 17.ab4 Nb4 18.Nd4 Bd7 19.c3 Nc6 20.Nb5 Rac8 21.d4 a5 22.c4 Rf8 23.d5 Nb4 24.Ra5 Bb5 25.Rb5 Rb8 26.Rb8 Rb8 27.Kd2 c6 28.dc6 Nc6 29.Rd1 Kf8 30.Kc3 Ke7 31.Bf3 Rb6 32.Be4 Ra6 33.g3 Ra3 34.Kb2 Ra6 35.Kb3 g6 36.Kc3 Ra3 37.Kb2 Ra6 38.g4 Ne5 39.Bd5 Nc6 40.Kb3 Kf6 41.h4 g5 42.h5 Ne5 43.f3 Ra5 44.Kc3 Ra2 45.Rd2 Ra1 46.Rb2 Rc1 47.Kd2 Rc4 48.Rb6 Rc5= 49.Bb3 Nf3 50.Ke2 Ne5 51.Rd6 Kg7 52.Rd4 Rc3 53.Ba4 Kf6 54.Kd2 Rc5 55.Rb4 Rc4-/+ 56.Rb6 Kg7 57.Bd1 Rg4 58.Bg4 Nc4 59.Kd3 Nb6 60.e4 Kf6 61.Kd4 Ke7 62.Bf5 Kf6 63.Bg4 Ke7 64.Bf5 Kf6 65.Bg4= ½–½. Fritz 8 – Crafty 19.01, 2004.

8.e3 Re8 9.Nf3 b6 10.c4 Bb7 11.Be2 Na6 12.0-0 Nc5 13.d4 Ne4 14.Bd3 Qe7 15.Qc2 Nf6 16.Nd2 c5 17.d5 d6 18.Rae1 (18.a4 Bc8+=) 18...b5 19.e4 bc4 20.Nc4 Ba6 21.Na5 Qc7 22.Ba6 Qa5 23.Bb7 Rab8 24.Bc6 Red8 25.Rb1 Rb4 26.f3 Rdb8 27.h3 g6 (27...Qa3 28.Rb4 Rb4 29.Rb1=) 28.Qc3 Qb6 29.Rbe1 Rd4 30.Rb1 (30.Qa1 Kg7+=) 30...Qb1= 31.Rb1 Rb1 32.Kh2 Nh5 33.a4?? (better 33.g4 Nf4 34.Qa5=+) 33...Rdd1-+ 34.g4 Rbc1 (34...Rh1 35.Kg2 Nf4 36.Kg3 g5 37.Bb5 Rh3 38.Kf2 Rh2 39.Ke3 Rb5 40.Qc4 Rb3 41.Qb3 Re2) 35.Qb2 (35.Qc1 Rc1 36.gh5 c4 37.hg6 c3-+) 35...Rh1 36.Kg2 Nf4 37.Kg3 g5 38.Qf6 (38.Qb8 Kg7 39.Qb2 (39.Qa7?? Rh3 40.Kf2 Rh2 41.Ke3 Re2) 39...Kg6 40.Qc1 Rc1 41.Kf2-+) 38...Rcg1 39.Kf2 Rg2 (39...Rg2 40.Ke3 Re1) 0–1. Ramos Moreno,Francisco Jose (2100) – Suba,M (2540), 12th Open, 2009.

8.e3 Re8 9.Nf3 d5 10.Rb1 Qd6 11.d4 c6 (11...Qa3 12.Qc1 Qa5 13.Kd1=) 12.Bd3 Bg4 (better is 12...Nd7=) 13.Rb7+/- Nd7 14.Bh7 Kh7 (14...Kf8 15.h3 Bf3 16.gf3=) 15.Ng5 Kg8 16.Qg4 Nf6 (16...Re7 17.Qg3 Qg3 18.hg3+-) 17.Nf7 Ng4 18.Nd6 Reb8 19.0-0 Rb7 20.Nb7 Rb8 21.Rb1 Nh6 (21...Rf8 22.Na5 Rf6 23.Rf1+-) 22.Rb3 Nf7 23.f3 1–0. aspasio (2780) – israelflavio (2225), net–chess.com, 2013.

8.e3 h6 9.Ne2 d6 10.Nf4 Nd7 11.c3 Qa5 12.Be2 Nf6 13.0-0 Bf5 14.f3 d5 15.Qb3 g5 16.Nd3 Qa6 17.Nc1 Qb6 18.Bd3 Bd3 19.Nd3 Qd6 20.Nf2 (20.Qb7?? Rfb8 21.Qb3 Rb3 22.ab3 c5-+) 20...b6 21.Nh1 Nh5 22.a4 a6 23.Nf2 (23.Qd1 Ng7=) 23...Nf6 24.Rfe1 Rfe8 25.d4 Qe6 26.Nd3 Rab8 27.Qc2 c5 28.a5 c4 29.Nb4 b5 30.h3 Kg7 31.Rad1 Kg8 32.Rb1 Kg7 33.e4 Rbd8 34.Rbd1 de4 The passed pawn on d4 will quickly become a dangerous weapon 35.Re3 Nh5 36.fe4+= Nf4 37.e5 Rf8 38.Kh2 f5 The passed pawn on e5 will become decisive later 39.Rf1 Rd7 40.Rf4 gf4+= 41.Rf3 Kh7 42.Qc1 Rdf7 43.Qf4 Re8 44.Rf2 Kg7 45.Re2 White gets decisive kings attack 45...Rd8 46.d5 Rd5 47.Nd5 Qd5 48.Rd2 Do you see the mate threat? 48...Qe4 49.Qg3 Kh7 50.Rd4 f4 The mate threat is fxg3 51.Re4 fg3 52.Kg3 Kg6 (52...Rg7 53.Kf3+-) 53.Rg4 Kh7 54.Rd4 Rf1 1–0. Woelfelschneider,Peter – Hagen, 2009.

8.Nf3 Nc6 9.e3 d6 10.Be2 Be6 11.0-0 Ne5 12.c3 (12.Rb1 Qa5+=) 12...Qe4 (12...Qa5 13.Nd4=) 13.d4 Nc4 14.Bd3 Qg4 (14...Qc6 15.Ng5 h6 16.Ne6 fe6 17.Qb3+=) 15.h3 (15.Qb1!?+/-) 15...Qh5= 16.Rb1 Nb6 17.Rb5 Qh6 18.e4 (18.Qc2 c6 19.Rbb1 Rfe8=) 18...a6 (18...Ba2!? 19.c4 A) worse 19...Nc4 20.Qe2+- (20.Rb7?! d5+=); B) 19...Bc4 20.Bc4 Nc4 21.Rb7 c6=+) 19.Rb2+= Rab8 20.Qe2 Na4 21.Rc2 b5 22.d5 Bd7 23.Nd4 Qf6 24.f4 (24.Qh5!? h6 25.Qf3 Qf3 26.Nf3=+) 24...Nc3=+ 25.Qe3 b4 26.e5 (worse 26.Ba6 Rfe8 27.Bd3 Nd5-+) 26...de5 (26...Nd5? 27.Qe4 (27.ef6 Ne3 28.Rc7 Nf1-+) 27...Qg6 28.Qf3+-) 27.fe5 Qb6 (27...Nd5? 28.Qe4 (28.Rf6? Ne3 29.Rff2 Nc2 30.Rc2 a5-+) 28...Qg6 29.Qf3+/- (29.Qd5 Qd3 30.Rf3 Be6-/+)) 28.e6 fe6 (28...Nd5? 29.Qe4 g6 30.ef7 (30.ed7?! Nf6 31.Qf4 Nd7 32.Rc7 Rbd8+-; 30.Qd5?! Be6 31.Qe5 Rbd8+=) 30...Kg7 31.Qd5+-) 29.Rf8 Rf8 30.de6 Be8 (30...Bb5 31.Bb5 ab5 32.a3=+) 31.e7 Rf6 32.Bc4 Kh8 33.Rf2 Nd1 34.Rf6 Qf6 (34...Ne3?? 35.Rf8) 35.Qe4 Nc3 36.Qe3 a5 (36...c6 37.Kh2=+) 37.Nf3 Qb6 (better 37...c6!?=) 38.Qb6+/- cb6 39.Ne5 Ne4 (39...h6 40.Nf7 Kh7 41.Nd6+/-) 40.Nf7+- Bf7 41.Bf7 Nd6 42.e8Q Ne8 43.Be8 g6 44.Kf2 Kg7 45.Ke3 Kf6 46.Kd4 Kf5 (46...Ke7 47.Bb5 Kd6 48.h4+-) 47.g3 g5 (47...Ke6 48.Kc4 Ke7 49.Ba4+-) 48.Bd7 Kf6 49.Kd5 Ke7 (49...h6 50.Kd6+-) 50.Bf5 a4 51.Bh7 b5 (51...b3 52.a3 Kf6+-) 52.Kc5 b3 53.a3 Kf6 54.Kb5 Ke5 55.Ka4 b2 56.Kb3 Kd4 57.Kb2 Kc4 58.h4 Kb5 59.hg5 Kc6 Black threatens to counter with g6 60.g6 Kd6 (60...Kb5 61.g7 Kb6 62.g8Q Kc5 63.Qg5 Kd6 64.Qf6 Kd7 65.Bf5 Kc7 66.a4 Kb7 67.a5 Ka8 68.Be4 Kb8 69.Qd8 Ka7 70.Qb6) 61.g7 Ke7 (61...Kc5 62.g8Q Kd6 63.Qd8 Kc6 64.Be4 Kc5 65.Qd5 Kb6 66.Qd6 Ka5 67.Bd3 Ka4 68.Qb4) 62.g8Q Kf6 (62...Kd7 63.Qf7 Kd6 64.Kc3 Kc6 65.Be4 Kb5 66.Qb7 Ka5 67.Qa7 Kb5 68.a4) 63.Qg6 (63.Qe8 Kg7 64.Qe7 Kh8 65.Bg6 Kg8 66.Qf7 Kh8 67.Qf8) 63...Ke5 (63...Ke7 64.Bg8 Kd7 65.Bd5 Ke7 66.Qe6 Kd8 67.Qf7 Kc8 68.Bc6 Kd8 69.Qd7) 64.Qf5 Kd4 (64...Kd6 65.Qf6 Kd7 66.Bf5 Kc7 67.a4 Kb7 68.a5 Ka8 69.Be4 Kb8 70.Qd8 Ka7 71.Qb6) 65.Qe4 (65.Bg8 Ke3 66.Qf4 Ke2 67.Bc4 Ke1 68.Qe3 Kd1 69.Qe2) 65...Kc5 66.g4 (66.Qe7 Kd4 67.Kc2 Kd5 68.Be4 Kd4 69.Bc6 Kc4 70.Qb4) 66...Kb6 67.g5 (67.Qc4 Kb7 68.Be4 Kb6 69.Qc6 Ka5 70.a4 Kb4 71.Qb5) 67...Kc7 (67...Kc5 68.Qe7 Kd4 69.a4 Kd5 70.Kc3 Kc6 71.Be4 Kb6 72.Qb7 Kc5 73.Qc6) 68.g6 (68.Qe7 Kc6 69.Be4 Kb6 70.Qd6 Ka5 71.Bd3 Ka4 72.Qb4) 68...Kd6 (68...Kd7 69.Qd5 Kc7 70.g7 Kb6 71.Qd6 Ka5 72.Bd3 Ka4 73.Qb4) 69.g7 Kc7 (69...Kd7 70.Qb7 Kd6 71.g8Q Ke5 72.Qbd5 Kf4 73.Qgg5) 70.g8Q Kb6 71.Qgg6 (71.Qb8 Kc5 72.Qbb4) 71...Ka5 (71...Kc7 72.Qgc6 Kd8 73.Qee8) 72.Qgf5 (72.Qb4) 72...Kb6 73.Qee6 Ka7 (73...Kb7 74.Qff7 Kb8 75.Qee8) 74.Qff7 Kb8 (74...Ka8 75.Qee8) 75.Qee8 1-0. Timmermans,M (2385) - Bethke,Richard (2330), Titled Tuesday (1), 2020.

8.Nf3 Nc6 9.g3 Rb8 10.Bg2 b6 11.0-0 Bb7 12.c3 Qa5 13.Qc2 h6 14.d4 Ba6 15.Rfe1 Rfe8 16.e4 d6 17.Nd2 Bb7 18.f4 Qh5 19.Bf3 Qg6 20.a3 Na5 21.c4 c5 22.d5 Bc8 23.Qc3 Bh3 24.e5 Nb7 25.Rad1 Bg4 26.Bg4 Qg4 27.Qf3 h5 28.Qg4 hg4 29.e6 fe6 30.de6 Re7 31.Re4 Rbe8? (31...Rf8 32.Nf1 Rf6 33.Rde1+=) 32.Rde1 (32.f5 Rf8 33.Rf1 Rd8+-) 32...Nd8? (better is 32...g6+=) 33.f5+- Rf8 34.Nf1?? (better is 34.Rf1+-) 34...Rf5+= 35.Ne3 Re5 36.Nd5 R5e6?? (better is 36...R7e6 37.Re5 Re5 (worse is 37...de5 38.Nc7 Rd6 39.Nb5-/+) 38.Re5 de5-+) 37.Ne7+- (37.Ne7 Kf7 38.Nc8+-) 1–0. Figiel,Rafal – Safianczuk,Adam, VI SMPD Lodz – Lagiewniki Poland, 2007.

8.Nf3 d5 9.c3 Qa5 (9...Qg4 10.h3 (10.Qb3 c6 11.Qb4 Qg6 12.e3+=) 10...Qg6 11.Qb1 f5 12.g3=; 9...Qd6 10.Qc2 (10.e3 Bg4 11.Rb1 Nd7 12.Rb4=) 10...Nd7 11.d4 Nb6 12.e3=; 9...Qe7 10.e3 (10.Qb3 Rd8 11.e3 c5 12.Be2+=) 10...c5 11.Be2 Bf5 12.Qa4+=) 10.e3 (10.Qc2 Nd7 11.e3 Nf6 12.Bd3=) 10...c5 (10...Nd7 11.Bd3 Nc5 12.Qc2=) 11.Qb3 (11.Qc2 Nd7 12.Bd3=) 11...Rd8 (11...c4 12.Qc2=) 12.Be2 Qc7 13.d4 c4 14.Qc2 Re8 15.0-0 Nd7 16.Nd2 Nf6 17.Rfe1 Bd7 18.Bf1 Re7 19.e4 Rae8 20.e5 Kh8 21.a4 Qc8 22.Re3 Bf5 23.Qd1 Ne4 24.Ne4 Be4 25.f3 Bg6 26.g4 f5 27.h4 fg4 28.fg4 Be4 29.Ra2 Qe6 (29...Rf7 30.Bg2 Bg2 31.Rg2-/+) 30.Bg2 Bd3 31.Qf3 Rf7 32.Qd5+/- Rf1 33.Kh2+- Qg4 34.Bf1 Bf1?? 35.Qf3 Qh4+/- 36.Kg1 Bd3 37.Rh2 Qg5 38.Rg2 (38.Rg2 Qe7 39.Rf2+/-) 1–0. Lenda,Lukasz (1855) – Koloczek,Henryk (1775), Mistrzostwa Malopolski Gr–B Poland, 2011.

8.Nf3 d5 9.e3 b6 10.Be2 Bg4 11.0-0 c6 12.d4 Bf3 13.Bf3 Nd7 14.Qd3 Nf6 15.Rfb1 Qe7 16.c4 Rac8 17.cd5 cd5 18.a4 Rc7 19.a5 ba5 20.Qb5 Ne4 21.Qa5 Rfc8 22.Bg4 Nf2 23.Kf2 Qh4 24.Kf3 f5 25.Qd5 Rf7 26.Bh3 g5 27.Ra7 g4 28.Ke2 Qf6 29.Rb6 Qg7 30.Rbb7 gh3 31.g3 Qg4 32.Kd2 Rc2 33.Kc2 Qe2 34.Kb3 Qd1 35.Kb4 Qd2 36.Kc5 1–0. themonkey (2075) – Miru (1970), GameColony.com, 2002.

8.Nf3 d5 9.e3 c5 10.a3 Qa5 11.Be2 (11.c4 Qd8=) 11...Nc6 12.0-0 b5 13.Re1 a6 14.c3 h6 (14...Bf5 15.Nh4 Bd7 16.Bd3=+) 15.a4 b4 16.cb4 Nb4 17.d4 c4 18.e4 de4 (18...Be6 19.Nd2 Rac8 20.Qc1=+) 19.Ne5=+ Nd3 20.Bd3 cd3 21.Re4 Bf5?? (better is 21...Qd5 22.Rh4 Bb7=) 22.Nc6+- (22.Qd3 Be4 23.Qe4 Rae8=+) 22...Qc3 23.Ne7 Kh8 (23...Kh7 24.Nf5 Rfe8 25.f3+-) 24.Nf5 Rac8 (24...Rae8 25.Ne7+-) 25.Re3 Qa1 26.Qa1 d2 27.Qf1 Rc1 28.Rd3 Rb8 29.Rd2 Rbb1 30.Ne3 (30...Rf1 31.Nf1+-) 1–0. b4_player (2235) – mihmih (2040), GameColony.com, 2003.

8.Nf3 Re8 9.e3 d5 10.Be2 c5 11.0-0 Nc6 12.a3 Qe4 13.d3 Qg6 14.c3 b6 15.d4 Bb7 (15...c4 16.Qb1=+) 16.a4 c4 17.Qb1 Na5 18.Qg6 hg6 19.Ne5 Kh7? (better 19...g5=) 20.Nf7+- Re7 21.Ne5 Nc6 22.f4 1-0. BeepBeepImAJeep (2755) - chessasuke (2580), lichess.org, 2020.

8.Nf3 Re8 9.e3 d5 10.Be2 c6 11.0-0 Bg4 12.Rb1 Qe7 13.d4 b6 14.c4 dc4 15.Bc4 Nd7 16.Rc1 Rad8 17.h3 Bh5 18.Be2 c5 19.Qc2 Bf3 20.Bf3 cd4 21.ed4 Nf6 22.Rcd1 Qa3 23.Rd3 Rd7?? (better 23...Qb4 24.Rfd1 Rc8=) 24.Ra3+- 1-0. BeepBeepImAJeep (2715) - patryk2001 (2530), lichess.org, 2019.

8.Nf3 Re8 9.e3 d5 10.Be2 Qe7 11.0-0 c5 12.d4 c4 13.Rb1 Bf5 14.Nd2 Nc6 15.Bg4 Bg6 (15...Bg4 16.Qg4 Nb4 17.Qf5 Na2 18.Qd5=+) 16.Bf3 (16.Rb5 Qa3=) 16...Rad8 (better 16...Nb4 17.Rb4 Qb4 18.Bd5 c3-/+) 17.Rb5+= Qa3 (better 17...Be4!?+=) 18.Bd5+- (18.Rd5?! Qa2 19.Rc5 Na5+=; worse 18.Rb7 Qa6 19.Rb1 Qa2=+) 18...a6 19.Bc6 (19.Nc4!? Qe7 20.Bc6 ab5 21.Be8 bc4 22.Bb5+-) 19...ab5+/- 20.Be8 Re8 21.Qb1 Qc3? (21...Qa4 22.Rc1+=) 22.Nf3 (22.Qb5 Rc8 23.Qb7 Rf8+/-) 22...Qc2 (22...b4!? 23.Rc1 Be4=) 23.Qb5+/- Rb8 24.Ne5 Qa2 (24...Bd3 25.Nd3 cd3 26.Qb1+=) 25.Nc6 (worse 25.Qc4 Qc4 26.Nc4 Bd3=+) 25...Ra8 26.Qb7 (26.Ne7 Kh8 27.Ng6 fg6 28.Qb7 Rf8+/-) 26...c3 (26...Bd3 27.Re1+/-) 27.Nb4 (27.Ne7!? Kh8 28.Ng6 hg6 29.Qc6+/-) 27...Qa7+/- 28.Qc6 Qa3 29.h4 (29.e4 Rb8 30.Nd3 c2 31.Qc2 Be4+/-) 29...h6 30.h5 Bh5 (30...Bf5 31.e4 Rc8 32.Qb7+=) 31.Nc2 (better 31.Nd5!?+/-) 31...Qa6= 32.Qc3 (better 32.d5=) 32...Be2?? (better 32...Rc8 33.Qb3 Qg6-/+) 33.Ra1+/- Bd3?? (better 33...Rc8 34.Ra6 Rc3 35.Ra8 Kh7+-) 34.Ra6+- (34.Ra6 Ba6 35.Qc6+-) 1-0. BeepBeepImAJeep (2700) - patryk2001 (2540), lichess.org, 2019.

8.Nf3 Qg4 9.e3 Nc6 10.h3 Qh5 11.Be2 d6 12.0-0 Qa5 13.d4 Re8 14.c4 Bf5 15.Bd3 Bd3 16.Qd3 b6 17.a4 Nb4 18.Qc3 c5 19.Rfb1 Rad8 20.Nd2 Nc6 21.Qd3 cd4 22.ed4 Qg5 23.Nf3 Qg6 24.Qd2 Na5 25.Qb4 Qc2 26.Rc1 Qb3 27.Qd2 Nc4 28.Qg5 d5 29.Re1 Qc3 30.Re8 Re8 31.Rf1 Qa5 32.Qf5 h6 (worse 32...Qa4 33.Ng5 Nd6 34.Qh7 Kf8 35.Qh8 Ke7 36.Qg7+/-) 33.Qd7 Re6 34.Qc8 Kh7 35.Qd7 Rf6 36.Nh2 Nd2 37.Ng4 Rf4 38.Rd1 Ne4 (38...Rd4? 39.Qf7 Nf3 40.Qf3 Qa4 41.Rc1+-) 39.Qc7 Qa4 (better 39...Rf5!? 40.Qc8 Rg5=+) 40.Qf4= Qd1 41.Kh2 Qd4 42.f3 h5 43.Ne5 f6 44.Qf5 Kh8 45.Ng6 Kg8 46.Qd7 Kh7?? (better 46...Nd6!=) 47.Nf8+- Kg8 (47...Kh6 48.Ne6 (48.fe4?! Qe5 49.Kh1 Qa1 50.Kh2 de4=) 48...Qe5 49.f4 Qe6 50.Qe6+-) 48.Ne6 Qe5 49.f4 Ng3 (49...Qe6 50.Qe6 Kf8 51.Qd5 Nc5 52.Qa8 Ke7 53.Qa7 Nd7+-) 50.Qg7 1-0. BeepBeepImAJeep (2660) - shsalari (2435), Rated Blitz game, lichess.org, 2015.

8.g3 d5 9.Bg2 Qd6 10.e3 Re8 11.Ne2 Bg4 12.Rb1 Nd7 13.0-0 (13.f3 Be6+=) 13...Nb6+= 14.Qe1 Rad8 15.Nf4 c5 (15...Qc6 16.d3 Qc2 17.Qa5=) 16.a4 Na4 (16...Qc6!?+=) 17.Rb7+= (worse is 17.Bd5 g5 18.Rb7 Rd7 19.Rd7 Qd7-/+; worse is 17.Nd5 Be6 18.Nf4 b6 19.Ne6 Qe6= (worse is 19...Re6 20.Qe2+/-; worse is 19...fe6 20.Qe2+/-)) 17...Qa6? (better is 17...Rd7!? 18.Rd7 Bd7 19.Bd5 Nb6+/-) 18.Nd5+- Rd5 (better is 18...Bh3 19.Nc7 Bg2 20.Na6 Bb7+-) 19.Bd5 Bh3 20.Rf7 Re6 21.Re7 Qd6 22.Be6 Be6 23.Ra7 Qc6 24.Qa1 Bh3 25.Qg7 1–0. Bach,Mat (2305) – Svane,R (2080), Politiken Cup, Helsingor DEN, 2009.

8.c3 Qa5

9.e3 b6 10.Qc2 Ba6 11.c4 c5 12.Bd3= h6 13.Be4 Nc6 14.Bc6 dc6 15.Nf3 Rad8 (15...Rad8 16.0-0 Bc8=). Stabenow,Juergen – Tarakanov,Vladimir Pavlovich, corr, 1981.

9.e3 d6 10.Nf3 Nc6 11.Qb3 Qb6 12.Qc2 Qa5 13.Rb1 Bf5 14.Bd3 Bd3 15.Qd3 Qa2 16.Rb7 Rab8 17.Rb8 Rb8 18.Ke2 h6 19.Rc1 Rb6 20.Qc2 Rb2=+ 21.Qd1 a5 22.Ke1 Qc4 23.Rc2 Rc2 24.Qc2 Nb4 25.Qb1 Nd3-/+ 26.Kf1 Nf4 27.Kg1= Ne2 28.Kf1 Nc3-+ 29.d3 Qb4 30.Qb4 ab4-+ 31.Nd2 Kf8 32.Ke1 Ke7 33.Nb3 Kd7 34.Kd2 Kc6 35.Kc2 Kb5 36.Nd2? Ka4 37.e4 Ka3 38.g3 Ka2 39.Nb3 Nb5 (39...Nb5 40.Nc1 Ka3-+) 0–1. Vuojolainen,Kari – Vinamaki,Markku, corr Tch–SF, 1990.

9.e3 d6 10.Nf3 Nd7 11.Be2 Nf6 12.0-0 b6 13.Qb3 Be6 14.Qc2 Qh5 15.Nd4 Qc5 16.Ne6 fe6 17.Rab1 d5 18.d4 Qe7 19.c4 c6 20.Rfc1+= ½–½. Hirtreiter,Michael – Kuhn,M, BdF, 1988.

9.g3 d5 10.Bg2 Nd7 11.Nf3 Re8 12.0-0 c5 13.Qc2 Nf6 14.e3 b5 15.d4= Ne4 16.Rfc1 Qc7 17.a4= ba4 18.Qa4 Bd7 19.Qa5 Qd6 20.Ne5 Be6 21.Nd3 c4 22.Be4 de4 23.Nc5 Bd5 24.Rcb1 Re7 25.Qb4 f6 26.Ra6 Qc7 27.Qb2 Rf8 28.Qb5 f5 29.Rba1 Ra8 30.R6a5 Rd8 31.Na6+= Qb7 32.Qb7=+ Rb7 33.Nb4 Be6 34.Ra7 Ra7 35.Ra7 Rd7 36.Rd7 Bd7 37.Na6 Kf7 38.Nc5 Bc8 39.Kf1 g5 40.h3 h5 41.h4 g4 42.Ke1 Ke7 43.Kd2 Kd6 44.Kc2 Kc6 45.Kb2 Kb5 46.Ka3 Ka5 47.d5 Kb5 48.Ne6 Bd7 49.Ng7+- (49.Ng7 f4 50.ef4+-) 1–0. Landgraf,Manfred – Dopper,Johan, corr TT–4–90–5, 1990.

9.e3 d5

10.Qb3 Nc6 11.Nf3 Bd7 12.Be2 Rab8 13.Qb5 Qb5 14.Bb5 a6 15.Ba4 Rbd8 16.d4 (16.Bc6!? Bc6 17.Rb1=) 16...Nd4+= 17.ed4 (17.cd4 Ba4 Discovered attack; 17.ed4 Ba4 Discovered attack; 17.Nd4 Ba4 Discovered attack) 17...Ba4 18.Kd2 Rfe8 19.Rae1 f6 20.Re8 Re8 21.Ne1 Bb5 22.Nd3 Bd3 23.Kd3 Kf7 24.a4 Re6 25.a5 b5 26.f3 Ke7 27.h4 f5 28.g4 f4 29.Rf1 Kd6 30.g5 c5 31.dc5 Kc5 32.Rf2 Re3 33.Kd2 Kc4 34.g6 h6 35.Rg2 Rd3 36.Ke2 Kc3 37.Rg4 Rd4 38.Rg1 Rd2 39.Ke1 b4 40.Rg4 b3 (40...b3 41.Rf4 b2-+) 0–1. blackcrowman – SteveF1953, ChessWorld.net, 2012.

10.Bd3 Nd7 11.Qb1 g6 12.Ne2 Nc5 13.Bc2 Ne6 14.0-0 c5 15.a4 d4 16.Rd1 Rd8 17.c4 Qc7 18.d3 a5 19.ed4 Nd4 20.Nd4 Rd4 21.Re1 Bd7 22.Re7 Kf8 23.Qe1 Re8 24.Re3 Rd8 25.Qc3 Kg8 26.Re7 Qd6 27.Rae1 b6 28.R7e3 Bc6 29.Qb2 Kg7 30.Qb6+/- Rb8 31.Qa5 Ra8 32.Qc3 Qf6 33.a5 Bg2+= 34.Qa3 Bf3 35.Rf3 Qf3-/+ 36.Qc5?? Rg4-+ 37.Kf1 Qh1 38.Ke2 Re8 ½–½. Bartle,Georg – Zipfel,Matthias, VL Sud, 2001.

10.Nf3 c5 11.c4 d4 12.Bd3 de3 13.fe3 Rd8 (13...f5 14.0-0=) 14.Qb1 g6 15.Be4 Nc6 16.0-0 Bg4?? (Better is 16...Qc7+=) 17.Qb7+- Bf3 18.Bf3 (18.Rf3?! Ne5 19.Rf2 Rab8+/-; 18.gf3?! Ne5 19.d3 Rab8+=; 18.Bc6 Rab8 19.Qe7 Bc6 20.Qf7 Kh8 21.Qf6 Kg8 22.Qe6 Kh8 23.Rf7 Rb1 24.Rb1 Qc3 25.dc3 Rd1 26.Rd1 Bd7 27.Qe5 Kg8 28.Qg7#) 18...Ne5 19.Bd5 Rab8 (19...Qb6 20.Qe7 Re8 21.Bf7 Nf7 22.Qf7 Kh8+-) 20.Bf7 Kh8 21.Qe7 Nf7 22.Rf7 (22…Rb1 23.Rb1 Kg8 24.Rg7 Kh8 25.Rh7 Kg8 26.Qg7; 22.Qf7?! Qd2 23.Qf6 Kg8 24.Qe6 Kh8 25.Qe5 Kg8 26.Qc5 Rb2+-) 1–0. Trkn – guest2227, ICC, 2004.

10.Nf3 Nc6 11.Bd3 Rb8 12.0-0 Bd7 13.Qc2 g6 14.Rab1 Qa3 15.Rb5 Ne7 16.Qb2 Qb2= 17.Rb2 c5 18.Rfb1 b6 19.Bc2 Rbe8 20.Ne5 Be6 21.d4 f6 22.Nd3 Bf5 23.dc5+/- Bd3 24.Bd3 bc5 25.Bc2 Kf7 26.Rb7 Ra8 27.e4 Ke6 28.ed5 Nd5 29.Rh7 Nc3+/- 30.Rb3 Ne2 31.Kf1 Nf4 32.g3 Nd5 33.Bg6 Kd6 34.Rbb7+- Rfd8 35.Ra7 Nc3 36.a3 Nb5 37.Rab7 Nd4? 38.Rb6 Nc6 39.Be4 Rac8 40.Ra7 Re8 41.Bg2 Re6 42.Raa6 (42.Raa6 Kc7 43.Rc6 Rc6 44.Rc6 Kd7 45.Rf6+-) 1–0. Hirtreiter,Michael – Muller, BdF, 1988.

10.Nf3 f5 11.Be2 Nc6 12.0-0 Be6 13.Ng5 Rae8= 14.Qb3 Nd8 15.d4 h6 16.Ne6 Re6 17.Bf3 c6 18.c4 Rd6 19.cd5 cd5 20.Rfc1 b6 21.Rc8 Ne6 22.Qc2+/- Rc8 23.Qc8 Kh7 24.a4 a6 25.g3 b5 26.Bd5! Rd5 27.Qe6 ba4 28.Ra4 Qa4 29.Qd5 Qc2 30.Qa8 Qd3+/- 31.h4 Kg6 32.Qc6 Kf7 33.d5 Kf8? 34.Qc8 Kf7 35.Qc7 Kf6 36.d6 (36.d6 Qd1 37.Kh2+-) 1–0. Fischer,R – Stieling,Guenter, BdF, 1986.

8.c3 Qe7

9.e3 d5 10.Ne2 c6 11.Ng3 g6 12.d4 c5 13.Bd3 Nc6 14.0-0 Be6 15.Re1 Rac8 16.e4 de4 17.Be4 (worse is 17.Re4 cd4 18.cd4 f5-/+) 17...cd4 18.cd4 Rcd8 19.d5 Qc5 20.Rc1 Qa5 21.d6 Nb4 22.Qd4 Na2 23.Rcd1 b6 24.Bf3 Qc3 25.Qf4 Qg7 26.Re5 h6 27.h4 (27.Ne4 Bf5 28.Qg3 a6=) 27...Kh8 28.Ne4 a5 29.Nf6 Nc3 30.Rd4 a4 31.Rd3 Nb1 32.Be4 (32.Be4 Bf5 A) 33.Bf5 Qf6 34.Qh6 Kg8 35.Bg6 fg6+- (worse is 35...Qg6 36.Rg5 Rd6 37.Rd6 Rc8 38.Rdg6 fg6 39.Rg6 Kf7 40.Rg7 Ke8 41.Qh8#); B) 33.Nh5 gh5 B1) worse is 34.Rf5 Rde8 35.d7 Nc3 36.de8Q Ne2 (worse is 36...Re8 37.Rc3 Kg8 38.Rg3 Qg3 39.Qg3 Kf8 40.Qd6 Re7 41.Qd8 Kg7 42.Qe7 a3 43.Rf7 Kg8 44.Qe8#) 37.Kh2 Re8+-; B2) 34.Bf5 a3 35.Re2 Rg8+-; B3) 34.Qf5+-) 1–0. Trokenheim,Marek (1770) – Moreira,Carlos (1735), RB–2012–0-00176, 2012.

9.e3 d5 10.Qh5 Be6 11.Rb1 b6 12.Bd3 g6 13.Qf3 Qa3 14.Ra1 Qb2 15.Qd1 c5 16.Nf3 c4 17.Be2 Nc6 18.0-0 f6 19.Re1 Qa3 20.Qb1 Rae8 21.d3 Qc3 22.Rc1 Qb4 23.dc4 Qd6 24.Qb5 dc4 25.Bc4 Kg7 26.Bb3 Ne5 27.Nd4 Bd7 28.Qa6 Qb8 29.Bd5 Ng4 30.g3 Re7 31.Qa3 Re5 32.Bc6 Bf5 33.Bf3 Bd7 34.Bg4 Bg4 35.Nc6 Qb7 36.Ne5 fe5 37.Qb2?? Qf3-+ 38.Rc7 Kg8 39.e4+/- Qe4 40.Ra7 Be6= 41.Qb6?? Bd5-+ 42.f3 Qf3 43.Rg7 Kh8 44.Rg8 Rg8 45.Qb2 Qh1 46.Kf2 Rf8 47.Ke3 Qe4 48.Kd2 Rf2 49.Kd1 Qh1 0–1. Fritz 6 – Fritz 8, 2004.

9.e3 d5 10.Qh5 Be6 11.Rb1 b6 12.Bd3 g6 13.Qf3 Nd7 14.Qf4 c5 15.Nf3 d4 16.cd4 cd4 17.Nd4 Ba2 18.Ra1 Bd5 19.0-0 Nc5 20.Bb5 a6 21.Be2 Ne6 22.Ne6 fe6 23.Qg4 Rf5 24.e4 Rg5 25.Qf3 Rf8 26.Qe3 Ba8 27.Ra6 Qb7?? 28.Qg5 Qe4 29.Bf3 Qc4 30.Ra7 1–0. marre (1970) – bhookhs (1660), GameColony.com, 2003.

9.e3 d6 10.d4 c5 11.Bd3 Nd7 12.Nf3 Nf6 13.0-0 b6 14.Re1 Bb7 15.e4 Rfe8 (15...Be4 16.Be4 Decoy; 15...Ne4 16.Be4 Decoy) 16.Bb5 Rec8 17.d5 a6 18.Bd3 c4 19.Bc2 b5 20.Nd4 Qe5 21.a4 Rc5 22.ab5 ab5 23.Ra8 Ba8 24.Qa1 Bb7 25.Qa7 Bc8 26.Nf3 (26.Nf3 Qc3 27.Qe7=) 1–0. Schellen,Anton – Salomone,Nestor, OP–2010-0-01179, 2010.

9.Nf3 d6 10.e3 Be6 11.Bd3 Nd7 12.Qb1 h6 13.Qb7 Nc5 14.Qb1 Rab8 15.Qc2 Nd3 16.Qd3 Rb2 17.0-0 c5 18.a4 c4 19.Qd4 Rfb8 20.h3 Qc7 21.Qf4 Qc5 22.e4 a5= 23.Nd4 Bd7 24.Rfe1 Re8 25.h4 Qe5= 26.Qe5 de5 27.Nf3 f6 28.Red1 Rb3 29.Kf1 f5 30.ef5 Bf5 31.Re1 Bd3 32.Kg1 e4 33.Nd4 Rb2=+ 34.Red1 Rf8 35.g3 Rf6 36.Kg2 g6 37.g4 h5 38.g5= Rf4 39.Kg3 Rg4 40.Kh3 e3 41.fe3+= Be4 42.Rac1 Rg2 43.Nb5 (43.Rb1 Rgd2 44.Rd2 Rb1+=). Zwerenz – Szabo, corr SOK–87–15, 1987.

9.g3 d5 10.Bg2 c6 11.Rb1 Nd7 12.Nf3 Re8 13.d3 Ne5 14.Ne5 Qe5 15.d4 Qe7 16.e3 Bf5 17.Rb2 ½–½. Myrberg,Johnny – Bernhardsson,Sten, corr SSKK lag–SM, 1990.

9.g3 d5 10.Bg2 c6 11.Rb1 Nd7 12.Nf3 Re8 13.d3 Nf6 14.Rb2 Bg4 15.0-0 Qc7 16.Qb3 Re7 17.Rfb1 Qa5 18.h3 Bh5 19.g4 Bg6 20.Nh4 Rd8 21.Ng6 hg6 22.e3 Rdd7 23.Qc2 Ne8 24.Rb4 Qd8 25.c4 dc4 26.Qc4 Rd3 27.Qc5 Rd1=+ 28.Bf1 Rb1 29.Rb1 a6 30.Qa7 Qc7 31.Rd1 Nd6 32.Ba6 Re5?? 33.h4 Kf8 34.Bf1 Ra5 35.Qd4 Rd5 36.Qa4 Rd1 37.Qd1 Ke7 38.Qd4 Qd7 39.Be2 Ne8 40.Qb4 Nd6 41.a4 Qe6 42.a5 Qa2 43.Bf3 Qa1 44.Kg2 Kd7 45.g5+/- Qe5 46.Qb6 Qb5 47.Bg4 Ke8 48.Qc7 Nf5 49.Bf5 gf5 50.h5 Qd5 51.Kh2 Qf3 52.Qc8+/- Ke7 53.Qb7 Kd8 54.Qb8 Kd7+= 55.Qf4 Qh5 56.Kg3 Qg4 57.Qg4 fg4 58.Kg4 c5 59.Kf5 Kc6 60.Ke4 (60.Ke4 c4 61.a6+-) 1–0. Myrberg,Johnny – Andersson,R, corr SSKK lag–SM, 1992.

8.e3 d5

9.c3 Qd6 10.d4 c5 11.Bd3 c4 12.Bc2 Nc6 13.a4 Bd7 14.Qh5 g6 15.Qg5 Ne7 16.Ne2 Bf5 17.Bf5 Nf5 18.0-0 f6 19.Qg4 Qc6 20.Rfb1 Nd6 (20...Rfe8 21.Rb5=) 21.Qe6 Kh8 22.Nf4 g5 23.Nd5 (23.Ne2 Rae8 24.Qg4 Re4+=) 23...Rae8= 24.Ne7 ½–½. Woelfelschneider,Peter (2335) – Bilsel,Sabahaddin (2215), CiF–11.Superturnier, 2010.

9.c3 Qd6 10.d4 Bf5 11.Bd3 Bd3 12.Qd3 Nd7 13.Nf3 Nb6 14.Rb1 Rab8 15.Nd2 c5 16.0-0 Rfe8 17.c4 dc4 18.Nc4 Nc4 19.Qc4 Rec8 20.Rfc1 b6 21.Qa6 Qd7 22.dc5 bc5 23.Rb3 Qc7 24.Rbc3 Qb6 25.Qa3 Qb4 26.Kf1 Qa3 27.Ra3 Rb7 28.Rac3 Kf8 ½–½. Wrede,Christian – Muller,Henri, PCM–2004–G8.19, 2004.

9.c3 Qd6 10.Nf3 Nc6 11.Bd3 a6 12.0-0 Qh6 13.h3 Ne7 14.Re1 b5 15.a4 c6 16.ab5 Bb7? (better is 16...cb5 17.Nd4 Bd7+=) 17.ba6+- Bc8 18.Qa4 (18.Qa4 c5 19.Bb5+-) 1–0. Woelfelschneider,Peter – Krammel, 2010.

9.Bd3 Nd7 10.c3 Qd6 11.Nf3 Re8 12.0-0= Nf6 13.Rb1 b6 14.Bb5 c6 15.Ba4 Bg4 16.h3 Bh5 17.Bc2 Ne4-/+ 18.Kh1 Qh6 19.Kh2 Re5 20.Bd3? Bf3 21.Qf3 Nd2 (21...Nd2 22.Qg3 Rae8-+) 0–1. Tschoepe,Frank (1765) – Milde,Lars (1905), T15–11.32 ETC, 2004.

9.Bd3 Nd7 10.Ne2 Qd6 11.0-0 (11.Rb1 A) 11...Nc5 12.Nf4 (12.0-0 Re8 13.Nd4 Bd7 14.Qe2 a6 15.Bf5 Bf5 16.Nf5 Qf6 17.Qg4) 12...Re8 13.0-0 h6 14.Qc1 Bd7 15.Qa3 b6 16.Be2 Rac8 17.Qc3; B) 11...Ne5 12.0-0 b6 13.Nc3 h6 14.Nb5 Qe7 15.f4 Nd3 16.cd3 Bf5 17.Qb3; C) 11...Re8 12.0-0 (12.Nd4 Ne5 13.0-0 c5 14.Nb5 Qd8 15.Be2 d4 16.ed4 cd4 17.f4) 12...Nc5 13.Nd4 Bd7 14.Bf5 Bf5 15.Nf5 Qf6 16.Qg4 g6 17.Nd4; D) 11...b6 12.0-0 (12.Nc3 Ne5 13.0-0 Bg4 14.f3 Bd7 15.f4 Nd3 16.cd3 Bf5 17.Nb5; 12.Qc1 Ne5 13.0-0 Re8 14.Nd4 Nd3 15.cd3 c5 16.Qa3 Rd8 17.Ne2) 12...Ne5 13.Nc3 Re8 14.Qe2 g6 15.Bb5 Ng4 16.f4 c6 17.Bd3) 11...Ne5 (11...Nc5 12.Nf4 (12.Qc1 Nd3 13.cd3 b5 14.Qb2 Bd7 15.d4 b4 16.Rfc1 Rab8 17.Nf4; 12.Nc3 Bd7 13.Qf3 Bc6 14.Qf5 g6 15.Qg4 f5 16.Qg3 f4 17.ef4) 12...Re8 13.Qh5 Nd3 14.cd3 Re5 15.Qf3 Bd7 16.d4 Rf5 17.Rfc1; 11...c5 12.Rb1 (12.Nc3 c4 13.Be2 Nc5 14.Nb5 Qb6 15.Rb1 Bd7 16.Nd4 Qa6 17.Bf3) 12...Ne5 13.Nc3 b6 14.Be2 Nc6 15.Bb5 Bb7 16.h3 d4 17.Ne2) 12.Nf4 (12.Rb1 Rb8 13.Nc3 c6 14.Qe2 Bg4 15.f3 Bh5 16.a4 Rfe8 17.Qf2; 12.Nc3 Re8 13.Qe2 c6 14.f4 Nd3 15.Qd3 g6 16.e4 Qb4 17.Rab1) 12...c5 (12...Bd7 13.Qh5 h6 14.Be2 d4 15.Rab1 Rab8 16.h3 Rfe8 17.Bd3) 13.Rb1 (13.Be2 Ng6 14.Ng6 fg6 15.f4 Bf5 16.c4 Be6 17.Qb3) 13...Nd3 (13...Rb8 14.Bb5 a6 15.Be2 d4 16.Bd3 b5 17.Qh5) 14.cd3 b6 15.Qf3 Be6 16.Rfc1 d4 (16...Rac8 17.Qh5) 17.Ne6 (17.Rc2=) 17...fe6 18.Qe2 Rf6 19.a4 Raf8 20.Rf1 e5 21.f3 Qd7 22.a5 b5 23.Rfc1 Rc8 24.Qd1 a6 25.Qb3 Kh8 26.Re1 h6 27.ed4 Qd4 28.Re3 b4 29.Rbe1 Rd6 30.Kf1 (30.Qf7 Rb8-/+) 30...Rd5 31.Rc1 Rb8 32.Ke2 (32.Re4 Qd3 33.Qd3 Rd3 34.Re5 b3-/+) 32...Rbd8 33.g3 R5d6 34.Rc4 Qd5 35.Qb2 Re8 36.Rce4 Rde6 37.Kf1 R8e7 38.Kg1 Kh7 39.Qb1 g6 40.h4 h5 (40...Kg8 41.Qc2-/+) 41.Qc1 b3 42.Kf1 Rf7 43.Qa1 Ref6 44.Kg2 Qb7 45.Qb2 Rf5 46.Kf2 Rf8 47.Ke2 (47.f4 ef4 48.Re7 R8f7 49.Rb7 fe3 50.Ke3 Rb7-+) 47...c4 (47...Kg8-/+) 48.Rc4? (better 48.dc4 Rf3 49.Re5-/+) 48...Rf3-+ 49.Rc7 Qc7 50.Rf3 Rf3 51.Kf3 Qc2 (51...Qa5?! 52.Qb3 Qd8 53.Qb7 Kh6 54.Qa6 Qd5 55.Kf2 Qd4 56.Kg2=) 52.Qe5 Qd3 53.Kg2 Qd2 54.Kg1 Qd7 55.Kh2 Qb7 (55...Qg7 56.Qd5 b2 57.Qb3-+) 56.Qb2 Qf3 57.Qd4 Qe2 58.Kg1 b2 (58...b2 59.Qa7 Kh6-+) 0–1. Hansen,Marco (2290) – Ahrens,Gerhard (2240), CiF, 2009.

9.Bd3 Nd7 10.Nf3 =+.

9.Bd3 Qh4 10.Rb1 c5 11.c3 Nc6 12.Nf3 Qh5 13.Qa4 c4 14.Be2 Qg6 15.Rb2 Qg2-/+ 16.Rg1 Qh3 17.Rg3 Qe6 18.Ng5 Qf6 19.f4 Rb8 20.Bf3 h6 21.Nh3 Bh3 22.Rh3 Qe6 23.Rg3 a6 24.Rb6 Qd6 25.Qd1 Rfe8 26.Kf2 Re7 27.Qg1 Qf6 28.Qb1 Qd6 29.Qf5 Rd8 30.Rb1 Qe6 31.Qh5 d4 32.cd4= Nd4 33.ed4 Rd4 34.Qa5 Rf4 35.Qc3 f6 36.Kg2+= Qf5 37.Rf1 Rd7 38.Qe3 Rd3?? 39.Qe8+- Kh7 40.Qe7 Rd2 41.Kg1 (41.Kg1 Qg5 42.Rg5 hg5 43.Qb7+-) 1–0. Blumenberg,Walter – Fink Nunn,Petra (2105), Porz op, 1991.

9.Be2 Nd7 10.Bf3 Nf6=+ 11.Ne2 c6 12.0-0 Qe7 13.Nd4 Bd7 14.Qe2 Rfe8 15.c4 Rac8 16.cd5 cd5 17.Rfc1 a6 18.h3 Qa3 19.Rcb1 b5 20.Qd1 Rc7 21.Qb3 Qd6 22.Qb4?? Rc1!!-+ (23.Rc1 Qb4-+) 0–1. Moehring,H – Winter,R, Langenwang op, 1995.

9.Be2 Bf5 10.Rb1 Qe4 11.Bf3 =.

9.Nf3 c5 10.a3 Qa5 11.c4 d4 12.Bd3 de3 13.fe3 Nc6 14.Be4 Be6 15.Qc2 f5 16.Bd5 Bd5 17.cd5 Ne7 18.d6 Nc6 (18...Nc8!? 19.Qc4 Kh8=) 19.Qb3 (19.0-0 Kh8 20.Rab1 Rab8+/-) 19...Kh8+/- 20.Ng5 (20.Qb7 Qa4 21.0-0 Rab8+/-) 20...h6 21.Ne6 c4? (better is 21...Rf6 22.Qb7 Rg8 23.Qc6 Re6+=) 22.Qb7+- (22.Qb7 Qe5 23.Nf8 Rf8 24.0-0 Qd6 25.Qa6+-) 1–0. Janek – fixiq, internet, 2017.

9.Nf3 c5 10.c4 dc4 11.Rb1 Qa3 12.Bc4 Nc6 13.0-0 Bf5= 14.Rb7 Na5=+ 15.Bf7 Rf7 16.Rf7 Kf7 17.Ng5 Kg6 18.Qf3 Re8 19.g4 Qd3 20.h4 h6 21.gf5 Qf5 22.Qf5 Kf5 23.Nf3 Ke4 24.Kg2 Rb8 25.Rc1+/- c4 26.Rc3 Rb2 27.d3 cd3 28.Rc5 d2 29.Nd2! Rd2 30.Ra5 Rd7 31.Ra4 Kd3 32.h5 Ke2 33.Kg3 Rf7 34.Rf4 Re7+/- 35.Rf5 a6 36.a3 Re4 37.Rf7 Re5 38.Rg7 Rh5 39.Rg4 Ra5 40.a4 Rf5 41.Rf4 Rg5 42.Kh4 Ra5 43.Kh3 Rd5 44.e4 Rd4 45.Kg3 Ra4 46.e5 Ra1 47.Re4 (47.Re4 Kd3 48.Re3 Kd4 49.e6 Rg1 50.Kh4+-) 1–0. Kuhlmann,Antonius Egidius J – Heyn,Wolfgang, corr 3GMM½–06, 1998.

9.Nf3 Nc6 10.Bd3 Rb8 11.Rb1 Qd6 (11...Qa5 12.a4=) 12.0-0 (12.c3 Re8=) 12…Nb4. Walker,John T (1940) – Yeung,Chun Keung (1640), corr WSTT/3/06/Semifinal, 2008.

9.Nf3 Nc6 10.Bd3 Rb8 11.c3 Qd6 12.0-0 Bd7 13.a4 h6 14.h3 Rfe8 15.a5 Qc5 16.Qc2 Kh8 17.Be2 Kg8 (17...Na5?? 18.d4 Qd6 19.Ra5+-) 18.d4 Qd6 19.Bd3 Ra8 20.Rfe1 b6 21.e4 ba5 (21...de4!? 22.Be4 ba5+=) 22.ed5+/- Re1 23.Re1 Qd5 24.Bh7 Kh8 25.Be4 Qd6 26.Ne5! Rf8 (26...Ne5 27.Ba8 Pinning (27.Ba8 Deflection)) 27.Nd7 Qd7 28.Qa4 Nb8 29.Qa5 Nc6 30.Qd5 Nb8 31.Qd7 Nd7 32.Ra1 c5 33.Bf5 Nb8 34.dc5 g6 35.Be4 Re8 36.Bd5 Re7 37.c6 Kg7 38.f4 g5 39.Rb1 Na6 40.fg5 hg5 41.Rb7 Rc7 42.Kf2 Kf6 43.Ke3 Ke5 44.c4 f5 45.g3 Rc8 (45...Kf6 46.h4 gh4 47.gh4 Re7 48.Re7 Ke7 49.h5+-) 46.Re7 (46.Re7 Kd6 47.Ra7+-; worse is 46.Ra7 Nc7 47.Bf3 Ne6+-) 1–0. the_great_omni (2270) – marekt (2140), gameknot.com, 2014.

9.Nf3 Nc6 10.Bd3 Rb8 11.c3 Qg4 =.

9.Nf3 Nc6 10.Bd3 Re8 11.0-0 =.

9.Nf3 Nc6 10.Be2 Re8 =.

9.Nf3 Nd7 10.Rb1 Qa5 11.Qc1 Nf6 12.Be2 c5 13.0-0 a6 14.c4 dc4 15.Qc4 Be6 16.Qc2 b5 17.Qc5 Rfc8 18.Qb4 Qb4 19.Rb4 Ba2 20.Ra1 Bd5 21.Ne5 Kf8 22.f4 Ke7 23.Bd3=+ Bb7 24.Kf2 Rc7 25.Ke2 Ne8 26.e4 Nd6=+ 27.Ng4 a5 28.Rd4 f6 29.e5= fe5 30.fe5 Nc4 31.Bh7 a4 32.Rc1 Rd7 33.Rd7 Kd7 34.Bf5 Kd8 35.d3 Na5 36.Ne3 a3 37.Be6 b4 38.Ra1 Bc6 39.h4 Ke7 40.Bd5 Ra7 41.h5 Ke8 42.Bg8 Ba4 43.Kd2 Bb3 44.Nd5 Bd5 45.Bd5 Rd7 46.Bg8 Kf8 47.Be6 Re7 48.Rf1 Ke8 49.Bg8 Re5 50.g4 Rg5 51.Rf4 Rb5 52.g5 Nc6 53.h6 Rg5 54.h7 Rg2 55.Ke3 Rh2 56.Rf2 Rh4 57.Rf4 Rh3 58.Rf3 Rh6 59.Rf4 b3 (59...g5 60.Rf6 Rh3 61.Ke4 Rh4 62.Kf5 Rh7 63.Rc6=) ½–½. lasker (2205) – Renzo (2240), internet, 2007.

9.Nf3 Nd7 10.Be2 Qe7 11.0-0 Nf6 12.d4 Ne4 13.c4 Nc3 14.Qd3 Ne2 15.Qe2 Be6 16.cd5 Bd5 17.Ne5 b6 18.Nd3 Rac8 19.Nf4 Be4 20.Rac1 Rfd8 21.Rfe1 c5 22.Red1 Rd7 23.dc5 Rd1 24.Qd1 bc5 25.h3 Bb7 26.Rc4 h6 27.Qa4 a6 28.Qb3 Qd7 29.a3 a5 30.Ra4+= Ra8 31.Nd3 Bd5 32.Qc2 Rb8 33.Rg4 c4 34.Nb2 Be6 35.Rd4 Qc7 36.Nd1 Qc5 37.Nb2 g6 38.Qc3= Kh7 39.Qc2 c3 40.Na4 Qc7 41.Rd3 (41.Rd3 Bf5 42.Rc3 Bc2 43.Rc7 Ba4 44.Rf7 Kg8 45.Ra7-/+; 41.e4 Rb3 42.Kh1 Ra3 43.Nc3 Rc3-+ (< 43...Qc3 44.Qc3 Rc3 45.Ra4-+)). Fiedler,Peter – Milde,Lars, desc–online.de, 2003.

9.Nf3 Nd7 10.Be2 Nf6 11.0-0 Qd6 12.d4 Bf5 13.c4 dc4 14.Bc4 Bg4 15.Rb1 b6 16.h3 Bh5 17.Rc1 a6 (17...c6 18.Be2=) 18.Be2 Rfc8 19.Qb3 (19.Qa4 c6=) 19...Nd5 20.Rfd1 Ne7 (20...Re8 21.Rd2+=) 21.Rd2+= Qf6 22.Rdc2 Ra7 23.Rc3 Qd6 24.a4 Raa8 25.a5 ba5 26.Rc5 Bf3 27.Bf3+/- Rab8 28.Qc2 Rb5 29.Rc7 Rc7 30.Qc7 Qc7 31.Rc7 Kf8 32.Ra7 Ke8 33.Ra6 Kd8 34.Ra7 f5 35.Kf1 Rb1 36.Ke2 Ra1 37.Kd3 g5 38.e4 fe4 39.Be4 h5 40.f3 h4 41.Kc4 Rc1 42.Kb3 Rg1+/- 43.Ra5 Rg2 44.Ra8 Kd7 45.Ra7 Kd8 46.Kc4 Rg3 47.Ra5 Rh3 48.Rg5 Kd7 49.f4 Rg3 50.Rg3 hg3 51.f5 Ke8= 52.f6 Nf5 53.Kd5 g2 54.Bg2 Ne3 55.Ke6 Ng2= 56.f7 Kf8 57.Kf6 Nf4 58.Ke5 Ne2 59.d5 Kf7 60.d6 Ke8 61.Kd5 Kd7 =. b4_player (2220) – powerhawk (2190), GameColony.com, 2003.

9.Nf3 Nd7 10.Be2 Nf6 11.0-0 Qe7 12.d4 Ne4 13.c4 c6 14.Qb3 dc4 15.Bc4 Bg4 16.Rad1 Bf3=+ 17.gf3 Ng5 18.f4= Nf3 19.Kg2 Nh4 20.Kg3 Nf5=+ 21.Kg4?? Qe4?? 22.Rg1=+ Nh6 23.Kh4 Nf5 24.Kg4 ½–½. Woschkat,Karl_Heinz – Post,Toomas, CiF, 1988.

9.Nf3 Qe7 10.c4 Be6 11.Qb3 c6 12.Rc1 Na6 (12...dc4 13.Bc4 Bg4 14.d4=) 13.d4+= Qb4 (13...dc4!? 14.Bc4 Bc4 15.Rc4 Rfd8+=) 14.Qb4+/- Nb4 15.a3 Na6 16.cd5 Bd5 17.Ba6 ba6 18.Ne5 Rfc8 19.0-0 f6 20.Nd3 Rab8 21.Rc5 Rd8 (21...Rb3 22.Nb4 Rb8 23.Ra5+/-) 22.Nb4+- Rb6 23.Rfc1 (worse is 23.Nd5 cd5 24.Rfc1 Kf7+/-) 23...Rd6 24.f3 f5 25.Kf2 (25.Nd5 cd5 26.Rc8 Kf7 27.R1c7 Kg6+-) 25...g6 (25...Kf7 26.g4 fg4 27.e4+- (27.Nd5?! cd5 28.fg4 Rb3+/-)) 26.Nd5+- Rd5 27.Rc6 Rc6 28.Rc6 Ra5 29.Rc8 Kg7 30.Rc7 Kh6 31.e4 fe4 32.fe4 The passed pawn on e4 will quickly become a dangerous weapon 32...Ra3 33.e5 Rd3 34.Rd7 g5 35.e6 The mate threat is e7 35...Kg6 36.d5 a5 37.e7 Kf7 38.d6 (38.d6 Rd2 39.Kf3 Rd3 40.Ke4+-) 1–0. Woelfelschneider,Peter – Supermichi, 2009.

9.Nf3 Re8 10.Qb1 Qg4 11.d4 =.

9.Nf3 Re8 10.Be2 c5 11.0-0 Nc6 12.c4 d4 13.ed4 cd4 14.Bd3 h6 15.Qc2 Qc5 16.Rab1 Rb8 17.Rb5 Qd6 18.Bh7 Kh8 19.Be4 Bg4 20.Bc6 bc6 21.Rb8 Rb8 22.Qe4 Bf3 23.Qf3 Qd7 24.Qd3 c5 25.Rb1 Rb1 26.Qb1 Qe6 ½–½. Coltharp – Malmstroem, email 4AMM Final 1997–98.

9.Nf3 Bg4 10.Rb1 Qa3 11.Rb7 c6 12.Be2 (12.Qb1 Bf3 13.gf3 Na6+/-) 12...Bf3 13.Bf3 Qd6 (13...Qa2!? 14.0-0 a5+=) 14.0-0+/- Nd7 15.d4 Nb6 16.Qd3 Rfb8 17.Qa6 Rb7 18.Qb7 Qd7 19.Qd7 Nd7 20.c4 Nf6 (20...dc4 21.Bc6 Rd8 22.Rc1+-) 21.cd5+- cd5 22.Rc1 Kf8 23.g4 h6 24.Kg2 Ke7 25.Rc7 White gets the initiative 25...Ke6 26.h4 a5 (26...g5 27.h5+-) 27.g5 hg5 28.hg5 Ne4 29.Be4 de4 30.a4 g6 (30...f6 31.Rg7 Kf5 32.gf6 Kf6 33.Rh7+-) 31.Kg3 Ra6 32.Kf4 f5 (32...Rb6 33.Ra7 (worse is 33.Ke4 Rb4+-) 33...Rb2 34.Ra5 Rf2 35.Ke4+-) 33.gf6 (33.gf6 Kf6 34.Ke4+-) 1–0. Woelfelschneider,Peter – Lautenbach, 2009.

9.Nf3 Bg4 10.Rb1 Qa5 11.Rb7 Nc6 12.Qb1 Bf3 13.gf3 Ne5 14.Be2 c5 15.f4 Nc4 16.Bc4 dc4 17.Rb5 Qc7 18.Qa1 Rfe8 19.Rg1 g6 20.Qf6 Re6 21.Qg5 Rc8 22.Qd5 Qf4 23.Qe6 Qf2 24.Kf2 fe6 25.Rg4 1–0. wesolyPolak – sab22, GameColony.com, 2002.

9.Nf3 Bg4 10.Rb1 Qa5 11.Bd3 d4 (11...Bc8 12.Rb2=) 12.Rb5 (12.Rb7!? Nd7 13.Rb5 Qa2 14.Bh7 (worse is 14.ed4 Rfe8 15.Kf1 Qa4+=) 14...Kh7 15.Ng5 Kg8 16.Qg4=) 12...Qa2= 13.Bh7 Kh8 (better is 13...Kh7!? 14.Ng5 Kg8 15.Qg4 de3=) 14.Bd3+/- Nc6 15.h3 Bf3 16.Rh5 Kg8 17.Bh7 (17.gf3?! Rfd8=; 17.Qf3?! Rfd8+=) 17...Kh8 18.Qf3 (18.gf3?! Qb2+=) 18...Qb1 (18...Rfd8 19.c4! Ne5 20.Bb1 Kg8+-) 19.Ke2 (19.Ke2 Qb5 20.Bd3 Kg8 21.Bb5 de3 22.Bc6 bc6 23.de3+-) 1–0. aspasio (2855) – rirons (2480), net–chess.com, 2013.

9.Nf3 Bg4 10.Rb1 Bf3 11.Rb4 Bd1 12.Kd1 b6 13.Rd4 c6 14.c4 dc4 15.Bc4 c5 (better is 15...b5!? 16.Be2 a6+=) 16.Rd6+- a5 (16...a6 17.Rb6 Nd7 18.Rd6+-) 17.Ke2 Ra7 18.Rb6 Nd7 19.Rb5 Re8 20.Rhb1 Kf8 21.Rb7 Rb7 22.Rb7 Ne5 23.Bb5 Re6 24.Rc7 Ng4 25.f3 (25.h3 Nf6+-) 25...Nh2 26.Bc4 Rf6 27.Rc5 g6 28.Ra5 Rc6 29.d3 Rf6 30.a4 h5 31.Ra8 Kg7 32.a5 h4 33.Ra7 h3 34.gh3 Nf3 35.Rf7! Rf7 36.Bf7 Ng1 37.Kf1 1–0. Degterev,Pavel (1685) – Vio,Mauro, CFriend SL–2005–0-00028 email, 2005.

8.e3 Qe7

9.Rb1 A) 9...b6 10.Qh5 Qe6 (10...Bb7 11.Nf3 Be4 12.Qe5 Qe5 13.Ne5 Re8=) 11.Rb2 Bb7 12.Nh3 Qe7 13.Nf4 Nc6=; B) 9...Qe6 10.c4 d5 (10...c5 11.Qh5 d6 12.Bd3 h6 13.Ne2 Nc6=) 11.Nf3 c5 12.d4 dc4 13.Qc2 cd4=; C) 9...Nc6 C1) 10.Nf3 Rd8 (10...Re8 11.Bc4 Na5 12.Be2 b6 13.0-0 Bb7=) 11.d4 Qa3 12.Bd3 Qa2 13.0-0 d6=; C2) 10.Qh5 Qa3 11.Bd3 g6 12.Qd5 Nb4 13.Qb3 Nd3=; D) 9...d6 10.d4 c5 11.Nf3 Nc6 12.c3 Bg4 13.h3 Bf5=; E) 9...Re8 10.Nf3 (10.Qh5 d6 11.Nf3 Nd7 12.d4 Nf6 13.Qh4 Bg4=) 10...Nc6 11.Bc4 Na5 12.Be2 Qa3 13.c4 d5=.

9.c4 d5 10.cd5 Rd8 11.Nf3 Rd5 12.Be2 Rd8 13.0-0 Nc6 14.d4 Bg4 15.Rc1 Bf3 (15...Be6!?=) 16.Bf3+/- Ne5 (16...Nb4!?+/-) 17.Bb7+- Rab8 18.Be4 Ng4?? (better 18...Nd7 19.Qc2 Nf6+-) 19.Qg4 1-0. BeepBeepImAJeep (2750) - Guary1 (2720), lichess.org, 2020.

9.Bd3 Nc6 10.Nf3 (10.Qh5 g6 11.Qh6 d5 12.Nf3 Nb4 13.0-0 Nd3=) 10...d6 (10...Re8 11.0-0 d6 12.Bb5 Bg4 13.h3 Bh5=; 10...Rb8 11.0-0 d6 12.Bb5 Bg4 13.d4 a6=) 11.0-0 Re8 12.Bb5 Bg4 13.h3 Bh5 =.

9.Nf3 Nc6 10.Bb5 a6 (10...Re8 11.0-0 a6 12.Bc6 dc6 13.d3 b6=; 10...Qc5 11.Bc6 Qc6 12.0-0 d5 13.Ne5 Qa4=) 11.Bc6 dc6 12.0-0 Bg4 13.d3 Rfe8 =.

9.Nf3 d5 10.Be2 c5 11.0-0 Bf5 12.d4 c4 13.Rb1 Nc6 =.

9.Nf3 d6 10.Bd3 (10.d4 c5 (10...Bg4 11.Bd3 c5 12.c3 Nc6 13.0-0 cd4=; 10...Nc6 11.Rb1 Rb8 12.Bd3 Bg4 13.0-0 Qf6=) 11.Bd3 Nc6 12.c3 Bg4 13.0-0 d5=) 10...Nc6 (10...Re8 11.0-0 Nc6 12.Bb5 Bg4 13.d4 a6=; 10...Bg4 11.0-0 c5 12.Be2 Re8 13.h3 Bf5=; 10...Nd7 11.0-0 Re8 12.Rb1 Nc5 13.Be2 c6=; 10...c6 11.0-0 Bg4 12.Be2 Re8 13.d4 Nd7=; 10...Be6 11.c4 c5 12.0-0 Nc6 13.Qc2 Nb4=; 10...c5 11.0-0 Nc6 12.c3 Be6 13.Qb1 f5=) 11.0-0 (11.c3 Ne5 12.Ne5 de5 13.Qc2 f5=) 11...Ne5 (11...Re8 12.Qb1 h6 13.c3 Rb8=) 12.Ne5 Qe5 (12...de5 13.Qh5 f5=) 13.f4 Qf6 14.Qh5 g6 15.Qf3 c6 16.Rab1 d5 17.f5 Qe5? (better is 17...g5+=) 18.fg6+- hg6 19.Bg6! fg6?? (better is 19...Be6 20.d4 Qg7+-) 20.Qf8 Kh7 21.Rf7 (21.Rf7 Qg7 22.Qg7) 1–0. lasker (2270) – baldozar (1865), internet, 2008.

9.Nf3 Re8 A) 10.Be2 d5 (10...Nc6 11.d4 d5 12.0-0 Rb8 13.c4 Be6=; 10...Qf6 11.d4 d6 12.Rb1 Nc6 13.0-0 Rb8=; 10...c5 11.d4 d6 12.0-0 Bg4 13.Rb1 Nc6=; 10...d6 11.0-0 Nc6 12.d4 Rb8 13.c4 Qf6=; 10...b6 11.d4 Nc6 12.0-0 Bb7 13.c4 Rad8=; 10...a6 11.d4 Nc6 12.0-0 b6 13.Rb1 d6=) 11.0-0 c5 12.Re1 Nc6 13.Bb5 Bg4=+; B) 10.c4 c5 (10...d6 11.d4 c5 12.Be2 Nc6 13.d5 Ne5=) 11.Be2 Nc6 12.0-0 d6 13.d4 Bg4=.

6.Nd5 Qd6

7.c4 b6 8.Nf3 Bb7 9.Nb4 Qb4 10.e3 d5 11.cd5 (11.Rb1 Qa5=) 11...Bd5=+ 12.Be2 c5 13.0-0 Nc6 14.a3 Qg4 15.h3 Qg6 16.Nh4 Qf6 17.Bf3 Rad8 (worse 17...Qh4 18.Bd5 Rac8 19.Rc1=) 18.Bd5 Rd5 19.Qf3 (19.Nf3 Rfd8-/+) 19...Qf3 (19...Qe6!?-/+) 20.Nf3=+ (20.gf3? Rd2 21.f4 c4-+) 20...Rfd8 21.Rfb1 (21.Rfc1 Rd3=+) 21...f6-/+ 22.a4 Kf7 23.Kf1 Ke6 24.Ke2 Ne5 (24...R8d6 25.Rd1=+) 25.Ra2 (25.a5 Nf3 26.Kf3 Rb8 27.ab6 Rb6 28.Rb6 ab6=) 25...Nc6 (25...Nf3 26.gf3 R8d6 27.a5-/+) 26.Rc2 (26.Raa1 h6=+) 26...R8d6 27.Rbc1 Kd7 28.Rc4 h5 29.g4 hg4 30.Rg4 g5 31.h4 gh4 32.Rh4 Ne5 33.Ne5 (33.Rh7 Ke6 34.Ra7 Nf3 35.Kf3 Rd2+=) 33...fe5=+ 34.Rc2 Kc6 35.f4 ef4 36.Rf4 a6 37.d4 b5 38.ab5 ab5 39.dc5 Rc5 40.Rb2 Rc4 41.Rc4 bc4 42.e4 (42.Rb8 Kc5=) 42...Kc5 43.Ke3 c3 44.Rb8 Kc4 45.Rc8 Kb3 46.e5 Rd1 47.Ke4?? (better 47.Rb8 Kc2 48.Rc8=) 47...c2-+ 48.e6 Re1?? (48...c1R 49.Rc1 Rc1 50.Ke5=) 49.Kf5 Rf1?? (better 49...c1Q 50.Rc1 Rc1=) 50.Ke5 Re1 51.Kf6 Rf1 52.Ke7?? (52.Ke5 c1Q 53.Rc1 Rc1=) 52...Rf3?? (better 52...Rf4 53.Rc2 Kc2=) 53.Rc2= Kc2 54.Kd7 Rd3 55.Kc7 Rc3 56.Kd7 Rd3 57.Kc7 Rc3 58.Kd7 Rd3 ½-½. Timmermans,M (2385) - Rustemov,A (2525), Titled Tuesday, 2021.

7.c4 c5 8.e3 Nc6 9.Nf3 Qg6 10.Nf4 Qf6 11.Be2 d6 12.0-0 Ne5 (12...Be6!?=) 13.Nd5+= Qd8 14.d4 Nf3 15.Bf3 cd4?? (15...Ba5 16.Rb1+=) 16.Qd4?? (better 16.Nb4 de3 17.fe3+-) 16...Rb8?? (better 16...Bc5 17.Qf4 Be6+=) 17.Nb4+- 1-0. BeepBeepImAJeep (2780) - IljaSir (2560), lichess.org, 2019.

7.c4 Nc6 8.Nb4 Qb4 9.e3 Re8 10.Nf3 d6 11.Be2 Bf5 12.0-0 h6 13.a3 Qa5 14.d4 Be4 15.Qd2 Qf5 16.d5 Ne5 17.Nd4 Qg6 18.f3 Bf5 19.f4 (19.Nf5 Qf5 20.Rab1 Rab8=) 19...Ng4 (19...Be4!? 20.g3 Nd7=+) 20.Nf5 Qf5 21.Rf3 (21.e4 Re4 22.Bd3 Rae8 23.Be4 Re4+=) 21...Re7 (21...Nf6 22.Bd3 Ne4 23.Qb2=) 22.Bd3 Qh5?? (22...Qd7 23.e4=) 23.h3?? (better 23.Rh3 Qh3 24.gh3 Ne3 25.Re1+-) 23...Nf6+= 24.Re1 (24.Qe1 Ne4=) 24...Rae8 (24...Ne4 25.Be4 Re4 26.Rc1=) 25.Be2 (25.Rb1!? b6 26.g4=) 25...Ne4=+ 26.Qc2 f5 27.Bd3 Qf7 28.a4 b6 29.a5 g6 30.ab6 ab6 31.Ra1 Nc5 32.Qd2?? (32.Re1 Qf6=+) 32...Qf6?? (better 32...Nb3 33.Qc3 Na1 34.Qa1 Re3 35.Re3 Re3-+) 33.Rb1 (33.Ra7 Qh4=+) 33...Kg7 34.Kf1 h5 (34...Ra8 35.g3-/+) 35.Kf2 h4 36.Be2?? (better 36.Kg1=+) 36…Ne4-+ (36...Ne4 37.Ke1 Nd2 38.Kd2 Ra8-+) 0-1. BeepBeepImAJeep (2565) - G0DZILLA (2635), lichess.org, 2017.

7.c4 Nc6 8.e3 Ne7 9.Nb4= Qb4 10.Nf3 d5 11.cd5 Nd5 12.Be2 Qe7 13.0-0 c6 14.a4 Bg4 15.a5 Rad8 16.Qe1 (16.Qa4 f5=) 16...Rfe8 17.d4 (17.Ra4 Be6=+) 17...Nf6 (17...Ne3!? 18.fe3 Qe3 19.Rf2 Bf3 20.gf3 Rd4=+) 18.Ne5 Be2 19.Qe2 Nd7 20.Nd7 Rd7 21.Qb2 Rd6 22.Rfb1 Rg6? (22...Rd7 23.Qc2+=) 23.g3 (23.Qb7 f5+-) 23...h5? (better 23...Rb8=) 24.Qb7+- Qe4 25.Qc7 (better 25.Qa7!? h4 26.Rb8 hg3 27.Re8 Qe8 28.hg3=) 25...h4+/- 26.Rb8 (26.Qa7 h3 27.Qf7 Kf7-+) 26...Rb8 27.Qb8 Kh7 28.Qf4 (better 28.Qb1 Qf3 29.Qd3+/-) 28...Qd5? (better 28...Qf4 29.ef4 Rd6+/-) 29.Qh4+- Rh6 30.Qf4 Qh5 31.h4 Qd5 32.a6 Rf6 33.Qe5 Qf3 34.Rf1 Rf5 35.Qc7 (35.Qe7!? Rh5 36.e4 g5+-) 35...g5+/- 36.Qa7?? (better 36.e4 Qe4 A) 37.Qa7 gh4 38.d5 c5 (worse 38...cd5 39.Qe3 Qa4 40.Qd3+/-) 39.Qc5 hg3 40.fg3 Rh5 41.Rf7 Kg6 42.Rf6 Kf6 43.Qf8 Kg5 44.Qg7 Kf5 45.Qd7 Kg6 46.Qd6 Kg5 47.Qf4 Qf4 48.gf4 Kf4-+; B) 37.hg5 Qd4 38.Qc6 Rg5 39.Kg2+/-) 36...gh4-+ 37.Kh2 (37.Qe7 h3 38.Qh4 Rh5 39.Qh5 Qh5 40.Kh2-+) 37...hg3 38.Kg1 Rh5 (38...gf2 39.Rf2 Qf2 40.Kh1 Rh5) 39.Qf7-+ Qf7 40.fg3 Qg6 41.Rf4 (41.Rf8 Qg3 42.Kf1 Rh2 43.Rf7 Kg6 44.Rg7 Kg7 45.a7 Qf2) 41...Rg5 (41...Qg3 42.Kf1 Rh2 43.Rf7 Kg8 44.Rf4 Qg2 45.Ke1 Qe2) 42.Kf1 (42.g4-+) 42...Rg3 43.Ke2 Rg2 (43...Qc2 44.Ke1 Re3 45.Kf1 Qe2 46.Kg1 Rg3 47.Kh1 Qg2) 44.Rf2 Rg4 (44...Qc2 45.Kf3 Rf2 46.Kg3 Qe2 47.d5 Qe3 48.Kg4 Rf4 49.Kh5 Qe5) 45.Kd2 Rg2 46.Rg2?? (46.Ke2 Qc2 47.Kf3 Qf2 48.Ke4 Kg6 49.d5 c5 50.Ke5 Qf6 51.Ke4 Qf5) 46...Qg2-+ 47.Kd3 c5! 48.a7 (48.dc5 Qf1 Double attack (48...Qd5 Decoy)) 48...Qa8 (48...cd4 49.ed4 Kg6 50.Kc4 Qa2 51.Kb5 Qa7 52.d5-+) 49.e4 (49.dc5 Qa7 50.Kc4 Kg6-+) 49...Qa7 50.dc5 Qc7 (50...Qc5 51.Ke2-+) 51.Ke3 (51.Kc4 Qe5 52.Kb5 Kg6-+) 51...Qc5 52.Kf4 Qe7 53.e5 Qf7 54.Ke4 Qe7 55.Kd4?? (55.Kf4 Kg6 56.e6-+) 55...Kg6-+ 56.Kd5 Kf5 57.e6 Qe6 58.Kd4 Qe4 (58...Qe4 59.Kc3 Ke5 60.Kb2 Qb4 61.Kc1 Qb3 62.Kd2 Ke4 63.Ke2 Qb2 64.Kf1 Kf3 65.Ke1 Qe2) 0-1. BeepBeepImAJeep (2730) - federovski (2710), lichess.org, 2020.

7.c4 Nc6 8.e3 Re8 9.Nf3 Ba5 10.Be2 Ne5 11.Ne5 Qe5 12.0-0 c6 13.d4 Qh5?? (13...Qg5 14.Nf4=) 14.Nf4 (better 14.Bh5 cd5 15.cd5+-) 14...Qg5+= 15.Nh3 Qe7 16.d5 d6 17.Bf3 Bd7 18.Nf4 Bc3 (better 18...c5!?=) 19.Rb1+/- Rab8 20.Rb7 Rb7 21.dc6 Rbb8 22.Nd5 Qd8?? (better 22...Qe5 23.cd7 Red8+-) 23.cd7 (23.c7 Qc8 24.cb8R Qb8 25.Nc3 Be6+-) 23...Rf8 (23...Qd7 24.Nc3 Rec8 25.Qd4+-) 24.Nc3 Qd7 25.Nb5 Qc8 (25...Rb6 26.Qd4+-) 26.Nd6 Qc5 27.Qd5 Qa3 (27...Qd5 28.Bd5 Rfd8 29.c5+-) 28.c5 h6 (28...Qa5 29.Rd1+-) 29.c6 Rbd8 30.Rd1 Qa4 (30...Qc3+-) 31.c7 Rd7 32.Qc6 (better 32.Rc1 Qb4 33.c8Q Rd6 34.Qdf5+-) 32...Qc6 33.Bc6 Rd6 (33...Rc7 34.Ba4 Rd8+-) 34.Bf3 (34.Rd6 g5 35.Rd8 f5 36.c8Q Kg7 37.Rf8 f4 38.Qf5 h5 39.Be4 fe3 40.Qf6) 34...Rd1-/+ 35.Bd1 Rc8 36.h3 Rc7 37.Bf3? (37.Kf1 Kf8-/+) 37...Kf8 (better 37...Rc1!? 38.Kh2 Rc2-+) 38.Bd5 f6 39.Bb3 Re7 40.Kh2 Rc7 41.Kg3 (41.Kg1 Rc1 42.Kh2-+) 41...a5 42.e4 Rc5 43.f3 Rc7 44.Bd5 Re7 45.Kf4 Re5 46.g4 g5 47.Ke3 Re7 48.Kd4 Re5 49.f4?? (49.Ke3 Re8 50.Ke2-+) 49...Re7 (better 49...gf4!? 50.Kd3 Re7-+) 50.f5 Kg7 51.h4?? (51.Kc5 Rc7 52.Bc6=+) 51...Re5 (better 51...gh4 52.Ke3 Rc7-+) 52.hg5= hg5 53.Ke3 (better 53.Kc4=) 53...Re7-/+ 54.Kd4 a4 55.Be6 a3 56.Bd7?? (better 56.Kc5-/+) 56...Re6 (better 56...Rd7 57.Kc3 Rd1-+) 57.Ba4 (57.fe6 Kf8 58.Kd5 Kg7 59.e7 f5 60.e8Q fg4 61.Qe7 Kh6 62.Bf5 g3 63.Qh7) 57...Rd6 58.Kc3 Rd8 59.Kb3 (59.Kb3 Rd3 60.Kb4-+) 1-0. BeepBeepImAJeep (2665) - Smokecraft (2375), Rated Bullet game, lichess.org, 2015.

7.c4 Re8 8.e3 a5 (8...Ba3 9.Rb1=+) 9.Nf3 c6 (better 9...Nc6=) 10.Be2?? (better 10.Nb4 ab4 11.d4=) 10...cd5-+ 11.cd5 Na6 12.0-0 Nc5?? (12...Nc7 13.d4-+) 13.d4?? (better 13.a3 Ba3 14.Ra3=+) 13...Ne4-+ 14.a3 (14.Qc2 Qd5 15.Bc4 Qh5-+) 14...Ba3 15.Qb3 (15.Ne5 Nc3 16.Qc2 Bb4-+ (16...Nd5?! 17.Nc4 Qc6 18.Na3-/+)) 15...Bb4 16.Rfb1 (16.Bd3 Nc3-+) 16...Nc3 17.Rb2 Ne2 (17...b5 18.Bd3-+) 18.Re2 b6 19.e4 Ba6 20.Re3 Rac8 21.e5 Qg6 22.d6 Bc4 23.Qd1 Bd5 24.Rb1 Rc4 25.Ra1 (25.Rc1 Rc1 26.Qc1 f6-+) 25...h6 (25...Bc3 26.Nh4 Qe6 27.Ra4-+) 26.h3 (26.Nh4 Qc2-+) 26...Rec8 27.Nh4 Qg5 28.Nf3 Qf4 29.Rb1 a4! 30.Qa4 (30.g3 Qf5 31.Kg2 b5-+) 30...Bd2! 31.Nd2 (31.Qc4 Rc4 32.Nd2-+) 31...Ra4 32.Nf1 (32.Nf3 Bf3 33.Rf3 Qd4-+) 32...Qg5 (32...Rc2 33.Rf3 Bf3 34.e6 Bg2 35.Nd2 Rd2 36.ef7 Kf7 37.Rc1 Qf2 38.Kh2 Bd5) 33.Rg3 Qe7 (better 33...Qf5!? 34.Re1 Ra2 35.f3-+) 34.Ne3?? (better 34.de7 Rd4 35.Rb6+/-) 34...Qd8 (34...Qe6 35.Rg4-+) 35.Rf1 (35.Nd5 Rc2 36.Ne7 Kh7 37.Rf3-+) 35...Rd4 (35...Be4!? 36.f3 Bd3 37.Rd1-+) 36.Nf5 Be6 (better 36...Rd2 37.Rg7 Kh8 38.Rg3-+) 37.Nh6 (37.Nd4 Rc5 38.f4-+) 37...Kf8 38.Ng4 Bd5 (better 38...Qg5!? 39.Nh2 Qe5 40.Nf3 Qd6 41.Nd4 Qd4 42.Re3-+) 39.Re3 (39.Ne3-+) 39...Be6 40.Nf6?? (40.Rg3 Qg5 41.Nh2 Qe5 42.Nf3 Qd6 43.Nd4 Qd4 44.Ra3-+) 40...gf6-+ 41.Rg3 fe5 42.Rg8 Kg8 43.Re1 Kg7 (43...Qg5 44.Kh2 Rc1 45.f4 Qf4 46.g3 Rd2 47.Re2 Re2) 44.Re3 Qg8 (44...Rc1 45.Kh2 Qh4 46.Rf3 Rdd1 47.Rg3 Kh6 48.Rg6 Kg6 49.g4 Qf2) 45.Rg3-+ Kf8 (better 45...Bg4 46.Kh2-+) 46.Kh2 Qg5! 47.h4 (47.Rg5 f6 Decoy) 47...Qg4! 48.Rh3 (48.Rg4 Rf4 Double attack (48...Rf4 Decoy)) 48...Rf4 (48...Qf4 49.g3 Qf2 50.Kh1 Bd5) 49.f3 (49.Rd3 Rf2 50.Rg3 Qh4 51.Kg1 Qg3 52.Kh1 Qg2) 49...Qg2! 50.Kg2 Rf3! (50...Rf3 51.Rf3 Bd5-+) 0-1. BeepBeepImAJeep (2755) - jackwemedge (2540), lichess.org, 2020.

7.Nb4 Qb4

8.c3 Qe7 9.e3 d5 10.Nf3 Bg4 11.Be2 Nd7 12.0-0 Nf6 13.d4 c6 14.Qc2 b5 15.a4 a6 16.ab5 ab5 17.Ne5 Be2 18.Qe2 Qc7 19.h3 Nd7 20.f4 (20.Nd7!? Qd7 21.Qb2=) 20...Nf6-/+ 21.Ra2 Ra2 22.Qa2 Ne4 23.Qa3 f6 24.Nd3 Re8 25.Nc5 Nc5 26.Qc5 Re3 27.Ra1 h5 (27...Qf4?! 28.Qc6 Qe4 29.Ra8 Kf7 30.Ra7 Kg6 31.Qc7+=) 28.Ra8 Kh7 29.Qf8?? (29.Ra1 Qf4 30.Qc6 Qe4-/+) 29...Qe7 (better 29...Qf4 30.Qg8 Kg6-+) 30.Qh8=+ Kg6 31.f5 Kf5 (31...Kg5 32.Rg8 Re1 33.Kh2 Qd6 (33...Kf5?? 34.Qh5 Ke6 35.Qg4 Kd6 36.Rg7+-) 34.g3 Re2 (34...Kf5 35.Qh5 Ke6 36.Qg4 f5 37.Qg6 Kd7 38.Rd8 Kd8 39.Qd6 Ke8 40.Qc6 Ke7 41.Qd5+-) 35.Kh1 Re7=) 32.Qh5= Ke4?? (better 32...g5 33.Rg8 Re1 34.Kh2 Re4=) 33.Re8 (better 33.Qg6 f5 34.Re8 (34.Qc6?! Kf4=) 34...Qe8 35.Qe8 Kd3 36.Qc6+-) 33...Kd3 34.Re7 Re7 35.Qf3 Re3 36.Qf5 (36.Qf4 Re1 37.Kf2 Re2 38.Kf1 Ra2+-) 36...Kc3 37.Qd7 Kd4 38.Qc6 (38.Qg7?! Re1 39.Kh2 c5 40.Qf6 Kd3+-) 38...b4 (38...Rb3 39.Qc7+-) 39.Qb6 Kd3 40.Qb5 Ke4 (40...Kc2 41.Qb4 Re5 42.Qb7+-) 41.Qb4 d4 42.Qe7 Kd3 (42...Kd5 43.Qb7 Kd6 44.Qg7+-) 43.Qf7 (43.Qg7 Re1 44.Kf2 Re2 45.Kf1 Re6+-) 43...Kd2 44.Qg7 d3 (44...Re1 45.Kf2 Re2 46.Kf3 Re3 47.Kf4+-) 45.Qf6 Re1 (45...Re2 46.g4+-) 46.Kf2 Re2 47.Kf3 Ke1 (47...Re3 48.Kf4 Re2 49.Qb2 Kd1 50.Qb3 Kd2+-) 48.Kf4 (better 48.Qa1 Kd2 49.Qb2 Kd1 50.Qc3+-) 48...d2 (better 48...Rf2 49.Ke4 Rf6 50.Kd3 Kf2-+) 49.Qc3+- Kd1 (49...Rg2 50.Qe3 Kf1 51.Qd3 Ke1 52.Qe4 Kf1 53.Qd5+-) 50.Qb3 (50.Qb3 Ke1 51.Qb4 Rg2 52.Qe4 Kf1 53.Qd5+-) 1-0. dagon1917 (2300) - zumpili (2440), Rated Bullet game, lichess.org, 2021.

8.c3 Qe7 9.g3 d5 10.Bg2 c6 11.Nf3 Nd7 12.0-0 Nc5 13.d3 Bg4 14.Rb1 Rfe8 15.Re1 Rad8 16.Qc1 Bc8 17.Qa3 a6 18.Nd2 Ne6 19.Qe7 Re7 20.d4 Rde8 21.f3 f5 22.Kf2 g6 23.e4 fe4 24.fe4 de4 25.Ne4 Rf8 26.Kg1 Kg7? (26...Rd8+=) 27.Nc5?? (better 27.Nd6 Rd8 28.Nc8 Rc8 29.d5 cd5 30.Bd5+-) 27...Rfe8= 28.Ne6 Re6?? (better 28...Be6 29.a4 Bd5=) 29.Re6+- Re6 30.Bh3 Re8 31.Bc8 Rc8 32.Rb7 Kh6? (better 32...Kf6 33.Kf2 c5+-) 33.Rb6 Rb8?? (33...Kg5 34.Kg2 Kf5 35.Ra6 Ke4+-) 34.Rb8 1-0. cipiripi (2395) - pacalmisu (2380), Rated Blitz game, lichess.org, 2016.

8.c3 Qe7 9.g3 d5 10.Bg2 c6 11.Nf3 Re8 12.Rb1 Bf5 13.d3 Na6 14.0-0 Qe2 (14...Bg4=) 15.Rb7?? (better 15.Qe2!? Re2 16.Nd4 Bd3 17.Ne2 Be2 18.Rfe1+/-) 15...Bd3 (better 15...Nc5 16.Rc7 Qa2-/+ (16...Nd3? 17.Qe2 Re2 18.Nd4+-)) 16.Qa4?? (better 16.Nd4 Qd1 17.Rd1=) 16...Nc5-+ 17.Qc6 Nb7 18.Qb7 Bc4 (18...Qa2?! 19.Ne5 Be4 20.Qf7 Kh8 21.f3-/+) 19.Re1 (19.a3-+) 19...Qe1 20.Ne1 Re1 21.Bf1 Rf1 (21...Rae8 22.Qa7 Rf1 23.Kg2-+) 22.Kg2 Re8 23.Qa7 Ra1 24.a4 h5 25.h4 Ra2 26.Qd7 (26.a5 Re1-+) 26...Ra8 27.g4 hg4 (27...R8a4?! 28.Qc8 Kh7 29.Qf5 g6 30.Qf7 Kh8 31.Qf8 Kh7 32.Qf7 Kh8 33.Qf8 Kh7 34.Qf7=) 28.Qg4 R2a4 29.Qd7 R4a7 30.Qg4 Ra6 31.h5 Re8 32.Qd7 Rae6 (32...Re5 33.f4 Rh5 34.Qe8 Kh7 35.Qf7 Rg6 36.Kf2 Rh2 37.Kf3 Rh3 38.Kf2-+) 33.Kg3 R8e7 34.Qc8 Kh7 35.Kg2 (35.Qd8 Re1-+) 35...Be2 (35...g6 36.h6 Kh6 37.Qh8 Kg5 38.Kg3-+) 36.Qd8 (36.Qc5 Re4 37.f4 Bg4-+) 36...Re5 (better 36...Re4 37.f3 Re3 38.Qd5 Bf3 39.Qf3 Rf3 40.Kf3 Kh6-+) 37.h6 (37.f4 Re3 38.Qd5 Bg4-+) 37...Kh6 (better 37...Re8 38.Qh4 Rh5 39.Qf4-+) 38.Qh8 (38.f4 Re3-+) 38...Kg6 39.f4 Re3 40.Qh4 (40.Qc8 R7e6 41.Qd8 Bf3 42.Kf1 Rc3 43.Qg5 Kh7 44.f5-+) 40...Bh5 (better 40...f6-+) 41.Qg5-/+ Kh7 42.Qh5 Kg8 43.Qd5 Re2 44.Kf1 (44.Kf3 R7e3 45.Kg4 Re1 (worse 45...Rc3 46.Qd8 Kh7 47.Qh4 Kg8 48.Qd8 Kh7 49.Qh4 Kg8 50.Qd8=) 46.Qd8 Re8=) 44...Re1-/+ 45.Kf2 R1e2 46.Kf1 g6 47.c4 (47.Qd3 R2e3 48.Qd2 R3e4-/+) 47...Re1 (47...R2e4 48.Kg2 Kg7 49.Qd6-/+) 48.Kf2=+ R1e2 49.Kf1 Kh7 50.c5 (better 50.Qd8!?=+) 50...Rc2-+ 51.Qh1 Kg7 52.Qd5 Ra7 53.Qe5 Kh7 54.f5 Rb7 (54...g5 55.f6 Kh6 56.Qe1-+) 55.fg6 fg6 56.Qe1 Rc5 57.Qh4 Rh5 58.Qe4 Rf7 59.Kg2 Kg7 60.Qd4 Kh7 61.Qe4 Rhf5 62.Qh4 Kg7 63.Qd4 R5f6 64.Qh4 Rf5 65.Kg1?? (65.Qd4 R7f6 66.Qe3-+) 65...R7f6 66.Qd4 Kh6?? (66...g5 67.Qd8-+) 67.Qd7?? (67.Qh4 Kg7 68.Qd4-+) 67...Kg5 (67...Kh5!? 68.Qh7 Kg4 69.Qd7-+) 68.Qd2 Rf4 69.Qh2?? (69.Qd5 R6f5 70.Qd2 Kh5 71.Qh2 Rh4 72.Qe2 Kh6 73.Qe3 Rhf4-+) 69...R6f5 (69...Rg4 70.Qg2 Rg2 71.Kg2 Kg4 72.Kh2 Rf2 73.Kh1 Kg3 74.Kg1 g5 75.Kh1 Rf1) 70.Qd2-+ Kf6 71.Kg2 g5 72.Kg3 Kg6 73.Kg2 (better 73.Qc2-+) 73...Rf2 74.Qf2 Rf2 75.Kf2 Kf5 76.Kg3 g4 77.Kg2 Kg5 78.Kf2 Kf4 79.Kg2 Ke4 80.Kg1?? (80.Kg3 Ke5=) 80...Kf5 (better 80...Kf3-+) 81.Kg2= Kf4 82.Kg1?? (82.Kf2 g3 83.Kg2 Kf5=) 82...Kg5 (better 82...Kg3-+) 83.Kg2= Kh4 84.Kg1?? (better 84.Kh2=) 84...Kh3-+ 85.Kh1 g3 86.Kg1 Kg4 (better 86...g2 87.Kf2 Kh2-+) 87.Kg2= Kf4 88.Kg1 Kg4 89.Kf1?? (better 89.Kg2=) 89...Kf3 90.Kg1 (90.Ke1 g2 91.Kd1 g1Q 92.Kd2 Qe3 93.Kc2 Qd4 94.Kc1 Qc3 95.Kb1 Qd2 96.Ka1 Ke4 97.Kb1 Kd4 98.Ka1 Kc3 99.Kb1 Qb2) 90...g2 91.Kh2 ½-½. cipiripi (2360) - zumpili (2340), Rated Blitz game, lichess.org, 2018.

8.c3 Qe7 9.g3 d5 10.Bg2 c6 11.Nf3 Bf5 12.0-0 Nd7 13.Re1 Rfe8 14.Qb3 Nc5 15.Qa3 Ne4 16.Qe7 Re7 17.Nd4 Bg6 18.Be4 Be4 19.d3 Bg6 20.Rab1 Rae8 21.Rb2 (better 21.Nc2!?=) 21...Bd3!-/+ 22.e3 (22.ed3 Re1 Pinning (22...Re1 Deflection)) 22...c5 23.Nb5 Bb5 24.Rb5 b6 25.a4 Rb8 26.Rd1 Rd7 27.a5 Kf8 28.Rdb1 Rd6 29.Rc5 bc5 30.Rb8 Ke7 31.Rb7 Rd7 32.a6 Kd6 33.Rb5 Kc6 34.Rb8 Kc7 35.Rb7 Kc6 36.Rb8 c4 37.Kg2 Kc5 38.Kf3 Rd6 39.Rb7 Ra6 40.Rf7 (better 40.Rc7!? Kb5 41.Ke2=) 40...Rf6-/+ 41.Rf6 gf6 42.Ke2 Kd6 43.f4 h5 44.h3 f5 45.Kd2 Kc5 46.Kc2 Kb5 47.Kb2 Ka5 48.Ka3 Kb5 49.Kb2 Kc5 50.Ka3 (50.Kc2 a6-+) 50...Kb5 (50...a5 51.h4-+) 51.Kb2-+ Kc6 52.Ka3 Kb5 ½-½. cipiripi (2395) - bardhyll (2375), Rated Blitz game, lichess.org, 2016.

8.Nf3 b6 9.c3 Qe7 10.g3 Bb7 11.Bg2 c5 12.0-0 d5 13.e3 Nc6 14.d4 cd4 15.cd4 Rac8 16.a4 Rfd8 17.Nd2 f6 (17...Ba6 18.Re1=) 18.Qb3 Attacking the isolated pawn on d5 18...Na5 19.Qb2 Nc4 20.Qa2 Na5 21.Rfc1 Qd6 22.Nb3 Nb3 23.Qb3 Rc1 24.Rc1 Kf7 (24...Ba6!?+=) 25.a5+/- Rd7 26.Rb1 (26.ab6 Qb6 27.Qb6 ab6+/-) 26...ba5 27.Qa4 Bc6 (27...Qc7 28.Qa1+=) 28.Qa5+/- Ke6 (28...Kg8 29.Rc1+/-) 29.Rc1 (29.Bh3 f5+-) 29...Bb7 (29...Rb7!?+/-) 30.Bh3 f5 31.Qa7 (31.e4 g6 32.ef5 gf5+-) 31...Qb6?? (better 31...Rc7 32.Ra1 Bc8+-) 32.Qb6 (32.Qb6 Ke7 33.Bf5 Kf7 34.Qe6 Kf8 35.Qd7 g6 36.Qb7 gf5 37.Rc8) 1-0. Kolia55 (2280) - zumpili (2230), Rated Bullet game, lichess.org, 2017.

8.Nf3 d5 9.e3 (--> 8.e3 d5 9.Nf3).

8.e3 d5

9.Nf3 b6 10.Be2 Bg4 (10...c5 11.0-0=) 11.0-0 c6 (11...Re8 12.d4=) 12.d4 Bf3 (12...Qd6 13.c4=) 13.Bf3 Nd7 (13...Re8 14.a3 Qc3 15.Be2=) 14.Qd3+= Nf6 15.Rfb1 Qe7 (15...Qd6 16.c4+=) 16.c4 Rac8 17.cd5 (17.Rc1 Qe6=) 17...cd5= 18.a4 Rc7 (18...Rc6 19.a5=) 19.a5+= ba5 20.Qb5 Exerts pressure on the isolated pawn 20...Ne4 (20...Rfc8 21.Rf1=) 21.Qa5+= (21.Ra5? Nc3 22.Qd3 Nb1 23.Qb1 Rfc8-+; worse 21.Qd5 Nc3 22.Qa5 Nb1 23.Rb1 Rfc8=+) 21...Rfc8 22.Bg4 (22.Qd5 Nc3 23.Qf5 Nb1 24.Qb1 Qa3 25.Ra3 Rc1 26.Bd1 Rb1-+) 22...Nf2? (22...Re8 23.Rb2+= (worse 23.Qd5 Nc3 24.Qh5 Nb1 25.Rb1 Qa3=+)) 23.Kf2+- Qh4 (better 23...Rc2!? 24.Be2 Qf6 25.Ke1 Qg5+-) 24.Kf3+- f5? (better 24...Qf6 25.Kg3 Qd6 26.Kf2 Qh2+-) 25.Qd5 Rf7 26.Bh3 g5 (26...Rd8 27.Qe6 g6+-) 27.Ra7 g4 (27...Qe4 28.Qe4 fe4 29.Kg3 Ra7 30.Bc8+-) 28.Ke2 Qf6 (28...Qh5 29.Rbb7 gh3 30.Kd2+-) 29.Rb6 Qg7 30.Rbb7 gh3 31.g3 Qg4 (31...Rcf8 32.Rf7 Rf7 33.Ra8 Qf8 34.Rf8 Kf8 35.Qd8 Kg7+-) 32.Kd2 Rc2 33.Kc2 Qe2 34.Kb3 Qd1 35.Kb4 Qd2 36.Kc5 (36.Kc5 Qc1 37.Kd6 Qc4 38.Qc4 Kg7 39.Qf7 Kh6 40.Qg8 f4 41.Rh7) 1–0. themonkey (2075) – Miru (1970), GameColony.com, 2002.

9.Nf3 c6 10.Be2 Nd7 11.0-0 Nf6 12.Qb1 Qd6 13.c4 Rb8 14.cd5 Nd5 15.Qb2 Bf5 16.d4 Rfe8 17.a4 Bg6 18.a5 Re7 19.Rac1 Qb4 20.Qb4 Nb4 21.Ne5 f6 (21...Bc2!?=) 22.Ng6+/- hg6 23.a6 (23.Rb1!? Nd5 24.Rfc1+/-) 23...ba6 (23...b5 24.Rc3 Rb6 25.Ra1=) 24.Ra1+= Kf7 25.Ra5 Rb6 26.Rfa1 Rc7 27.g3 Ke6 28.Ba6 Na6 29.Ra6 Ra6 30.Ra6 Kd5 31.Kg2 Kc4 32.Ra5 Kb4 33.Ra1 a5 34.e4 (34.Rb1 Kc4=) 34...a4 35.e5 (35.f4 a3 36.Kf3 Kb3-+) 35...fe5 36.de5 a3 37.f4 Kb3 38.Rb1 Kc2 39.Rf1 (39.Ra1 Ra7 40.Kf3-+) 39...a2-+ 40.Rf2 Kb3 41.Rf3 Kb4 42.Rf1 Ra7 43.Ra1 Kb3 44.e6 Kb2 (44...Kb2 45.Re1 c5-+) 0-1. opperwezen (2755) - Kaskaskia (2665), Elite Bullet Arena, lichess.org, 2017.

9.Nf3 c6 10.Be2 Nd7 11.0-0 Nf6 12.d4 Re8 13.Rb1 Qd6 14.c4 h6 (14...dc4 15.Bc4 Re7 16.Qb3=) 15.Ne5 (15.c5 Qe7+=) 15...Ne4 (15...c5 16.Bf3=) 16.Qc2 f6 17.Nf3 Bf5 18.Bd3 Bh7? (better 18...b6+=) 19.Rb7+- Kh8 20.cd5 cd5 21.Qc7 (21.Rc1 Re7 22.Rcb1 Rb7 23.Rb7 a5+-) 21...Qc7 22.Rc7 Rec8 23.Rfc1 Rc7 24.Rc7 Bg8 (24...a5 25.h4+-) 25.g3 (25.Nh4 Bh7+-) 25...Rb8 (25...a5 26.Ne1+-) 26.Ra7 Rb2 27.Be4 (27.Nh4!? Rd2 28.Ng6 Kh7+-) 27...de4+/- 28.Nh4 Ba2 29.Nf5 Be6 30.g4 (30.Ng7? Bh3 31.Ra1 Kg7-+) 30...h5 31.h3 hg4 32.hg4 g6 (32...Bf5 33.gf5 Rb5 34.Re7+-) 33.Nh4 (33.Nd6 Bd5+-) 33...Bg4 34.Ng6 Kg8 35.Nf4 Bf3 36.Re7 (better 36.Ne6+-) 36...Rb1= 37.Kh2 Rh1 38.Kg3 Rg1 39.Kh4 Rg4 (better 39...Rh1 40.Kg3 Rg1 41.Kh3 Rh1 42.Kg3=) 40.Kh3+/- Rg1 (40...Rg7 41.Rg7 Kg7 42.Ne6 Kf7+-) 41.Re6?? (better 41.Ne6+-) 41...Kf7 42.Kh2 Rh1 43.Kg3 Rg1 44.Kh2 Rg7 (44...Rh1 45.Kg3=) 45.Ra6 (45.Rc6 Rh7 46.Nh3 Rh8 47.Rc7 Ke6+=) 45...Rh7 46.Kg3 (46.Nh3 Rh4 47.Ra7 Ke6=) 46...Rg7= 47.Kh2 Rh7 48.Kg3 Rh1?? (better 48...Rg7 49.Kh4 Rh7 50.Kg3=) 49.Ra7+- Kg8 (49...Ke8 50.Nd5 Rh6+-) 50.Ra6?? (better 50.Nd5 Rh6 51.Kf4+-) 50...Rg1 (50...Kf7 51.Nh3+=) 51.Kh2 (better 51.Kh4 Rh1 52.Nh3+=) 51...Rg7?? (better 51...Rh1 52.Kg3 Kf7=) 52.Ra8 (52.Rf6!? Kh7+-) 52...Kf7 53.Re8?? (53.Ra7 Kg8 54.Rg7 Kg7 55.Ne6 Kf7 56.Nc5+-) 53...Rh7 54.Kg3 Ke8 55.Nd5 Rg7 56.Kf4 (56.Kh3-+) 56...Kf7 57.Nc7 (57.Nc3 Rg4 58.Kf5-+) 57...Kg6 (57...Rg4 58.Kf5 Rg5 59.Kf4 Kg6 60.Ne6 Rg4) 58.Ne6-+ Rf7 59.Ng5 (59.d5 Re7 60.Nd4-+) 59...Rg7 60.Nf7?? (60.Ne6 Rg8 61.Nc5-+) 60...Rh7 (60...Kf7 61.Kf5 Rg5 62.Kf4 Kg6 63.d5 Rg4) 61.Nh8 (61.Nd6 Rh4 62.Kg3 Rg4 63.Kh3-+) 61...Rh8 62.Kg3 Rh7 (62...Rg8 63.Kh4 f5 64.Kh3 Kg5 65.Kg3 f4 66.ef4 Kf5 67.Kh2 Kf4 68.d5 Rh8 69.Kg1 Rh1) 63.Kf4 (63.d5 Kg5 64.d6 Rd7 65.Kh3 Rd6 66.Kh2 Kg4 67.Kg1 Rd1 68.Kh2 Rh1) 63...Rh6 (63...Rg7 64.Kg3 Kh5 65.Kh3 Bg2 66.Kh2 Kh4 67.Kg1 Bh3 68.Kh2 Rg2 69.Kh1 Rf2 70.d5 Kg3 71.d6 Rf1) 64.Kg3-+ Rh5 65.Kf4 (65.d5 Rg5 66.Kh2 Kh5 67.Kh3 Bg2 68.Kh2 Kh4 69.Kg1 Bf3 70.Kh2 Rg2 71.Kh1 Kh3 72.d6 Rg3) 65...Rg5 66.d5 Rg4 0-1. BeepBeepImAJeep (2680) - TheRigos (2620), lichess.org, 2019.

9.Nf3 Nc6 10.a3 Qd6 11.Bd3 Bg4 12.Bh7 (12.0-0 Ne5 13.Be2 Bf3 14.Bf3 Rfe8=) 12...Kh7-/+ 13.Ng5 Kg8?? (better 13...Kh6 14.Qg4 Qe5 15.Nf7 Rf7-/+) 14.Qg4+/- f6 (14...Qg6 15.Kd1+/-) 15.Nf3 Ne5 16.Qg3 Qa6 (16...Nf3!? 17.Qf3 f5+/-) 17.Ne5+- fe5 18.Qe5 c6 19.Qd4 Rae8 20.Qd3 Qa4 21.0-0 Re4 22.Rfb1 Rf7 23.f3 Rh4 24.Qc3 d4 25.Qb3 de3 26.Qa4 Ra4 27.de3 Rd7 28.Rd1 (better 28.Rb4!? Ra5 29.e4+-) 28...Rd1+/- 29.Rd1 Ra3 30.Rd7 b5 31.Rc7 Rc3 32.Ra7 Rc2 33.e4 b4 34.e5?? (better 34.Rb7 c5 35.e5+=) 34...b3-+ 35.e6 b2 36.Ra8 Kh7 37.Rb8 Rc1 38.Kf2 b1Q 39.Rb1 Rb1 40.f4 Rb8 (40...Rb2 41.Kg1-+) 41.Ke3 Kg6 42.g4 Kf6 43.Ke4 (43.f5 Rh8-+) 43...Ke6 44.h4 Kd6 45.h5 Rb4 46.Ke3 (46.Kf5 c5-+) 46...c5 47.g5 Rb3 (47...Ke6 48.h6 gh6 49.gh6-+) 48.Ke4 Ke6 (48...Rh3!? 49.g6 c4 50.h6 gh6 51.Kd4-+) 49.f5 Kf7 50.Kd5 Rh3 51.h6 gh6 52.g6 (52.gh6 Kf6-+) 52...Kf6 53.Kc5 Rh5 54.g7 Rg5 55.Kd6 Kf5 56.g8Q Rg8 57.Ke7 Rg6 58.Kf7 (58.Kd8 h5 59.Kc8 h4 60.Kb8 h3 61.Kb7 h2 62.Kc7 h1Q 63.Kb8 Qh7 64.Kc8 Rg8) 58...h5 59.Ke7 h4 60.Kf7 h3 61.Ke7 (61.Kf8 Ke6 62.Ke8 Rg8) 61...h2 62.Kf7 (62.Kd7 h1Q 63.Ke8 Qh7 64.Kd8 Rg8) 62...h1Q 63.Ke7 (63.Kf8 Qh7 64.Ke8 Rg8) 63...Qh7 64.Kf8 (64.Ke8 Rg8) 64…Rg8 0-1. BeepBeepImAJeep (2715) - Dr_CRO (2685), lichess.org, 2020.

9.Nf3 Nc6 10.Bd3 Rb8 (10...Re8 11.0-0=) 11.Rb1 (11.c3 Qg4=) 11...Qd6 (11...Qa5 12.a4=) 12.0-0 (12.c3 Re8=) 12…Nb4. Walker,John T (1940) – Yeung,Chun Keung (1640), corr WSTT/3/06/Semifinal, 2008.

9.Nf3 Nc6 10.Bd3 Rb8 11.c3 Qd6 12.0-0 Bd7 13.a4 h6 14.h3 Rfe8 15.a5 Qc5 16.Qc2 Kh8 17.Be2 Kg8 (17...Na5?? 18.d4 Qd6 19.Ra5+-) 18.d4 Qd6 19.Bd3 Ra8 20.Rfe1 b6 21.e4 ba5 (21...de4!? 22.Be4 ba5+=) 22.ed5+- Re1 23.Re1 Qd5 24.Bh7 Kh8 25.Be4 Qd6 26.Ne5! Rf8 (26...Ne5 27.Ba8 Pinning (27.Ba8 Deflection)) 27.Nd7 Qd7 28.Qa4 Nb8 29.Qa5 Nc6 30.Qd5 Nb8 31.Qd7 Nd7 32.Ra1 c5 33.Bf5 Nb8 34.dc5 g6 35.Be4 Re8 36.Bd5 Re7 37.c6 Kg7 38.f4 g5 39.Rb1 Na6 40.fg5 hg5 41.Rb7 Rc7 42.Kf2 Kf6 43.Ke3 Ke5 44.c4 f5 45.g3 Rc8 (45...Kf6 46.h4 gh4 47.gh4 Re7 48.Re7 Ke7 49.h5+-) 46.Re7 (46.Re7 Kd6 47.Ra7+-; worse 46.Ra7 Nc7 47.Bf3 Ne6+-) 1–0. the_great_omni (2270) – marekt (2140), gameknot.com, 2014.

9.Nf3 Nc6 10.Be2 Re8=.

9.Nf3 Qd6 10.Bd3 c5 11.0-0 c4 (11...Nc6 12.c3=) 12.Be2 Na6 (12...b6 13.Rb1=) 13.Rb1 (13.d3 cd3 14.cd3 Be6=) 13...b6 14.Nd4 Bd7 15.Qc1 Rac8 16.g3 (16.Bf3 Rfe8=) 16...Nc5 17.Qa3 Ne4 18.Qa7 Rb8 19.Nb5 Bb5 20.Rb5 d4 21.ed4 (worse 21.Bc4 Nd2 22.Qa4 de3 23.fe3 Nf1 24.Bf1 Qd2-+) 21...Nd2 22.Rd1 c3 23.Qa4 Rfd8 24.Qb4 Qd4 25.Qd4 Rd4 26.Bd3 Ra4 27.Ra1 Nf3 (27...Ra3 28.Kg2=) 28.Kg2 Nd4 29.Rd5 g6 30.a3 Ne6 31.Rd6 Nc5 32.Be2 Kg7 33.Rb1 Ra3 34.Rbb6 Rb6 35.Rb6 Ra2 36.Bd1 Ra1 37.Rc6 Ne4 (37...Nd3 38.cd3 Rd1 39.Rc3+=) 38.Be2 Ra3 39.f4 Nf6 40.Bc4 Ra7 41.Kf3 Re7 42.Bd3 Nd5 43.Rc5 Rd7 (43...Nb4 44.Rc3 Nd3 45.Rd3+=) 44.Bb5 Rd8 45.Ba4 Nb4 (45...h5!?+=) 46.Rc3. Pierre – Guestyopce, internet, 2020.

9.Nf3 Qe7 10.c4 Be6 11.Qb3 c6 12.Rc1 Na6 (12...dc4 13.Bc4 Bg4 14.d4=) 13.d4+= Qb4 (13...dc4!? 14.Bc4 Bc4 15.Rc4 Rfd8+=) 14.Qb4+- Nb4 15.a3 Na6 16.cd5 Bd5 17.Ba6 ba6 18.Ne5 Rfc8 19.0-0 f6 20.Nd3 Rab8 21.Rc5 Rd8 (21...Rb3 22.Nb4 Rb8 23.Ra5+-) 22.Nb4+- Rb6 23.Rfc1 (worse 23.Nd5 cd5 24.Rfc1 Kf7+-) 23...Rd6 24.f3 f5 25.Kf2 (25.Nd5 cd5 26.Rc8 Kf7 27.R1c7 Kg6+-) 25...g6 (25...Kf7 26.g4 fg4 27.e4+- (27.Nd5?! cd5 28.fg4 Rb3+-)) 26.Nd5+- Rd5 (26...cd5 27.Rc8 Kf7 28.R1c7 Ke6 29.Re8 Kf6 30.Rh7+-) 27.Rc6 Rc6 28.Rc6 Ra5 29.Rc8 Kg7 30.Rc7 Kh6 (30...Kf6 31.Rc3+-) 31.e4 (31.Rc3!? Rb5+-) 31...fe4 32.fe4 The passed pawn on e4 will quickly become a dangerous weapon 32...Ra3 33.e5 Rd3 34.Rd7 (34.Ra7?! Rd4 35.Ke3 Rd5+-) 34...g5 35.e6 The mate threat is e7 35...Kg6 36.d5 (36.Ra7?! Rd4 37.Ra6 Kf6+=) 36...a5 (36...g4+-) 37.e7 Kf7 38.d6 (38.d6 Rd2 39.Kf3 Rd3 40.Ke4+-) 1–0. Woelfelschneider,Peter – Supermichi, 2009.

9.Nf3 Qe7 10.Be2 c5 11.0-0 Bf5 12.Re1 Rd8 13.d4 c4 14.Nd2 Nd7 15.a4 Nf6 16.Nf1 Bg6 17.Ng3 h6 18.c3 Rd6 19.Bh5 Bh7 20.Be2 Qc7 21.Bf3 Qa5 22.Qd2 Re8 23.Ra3 Bd3 24.h3 Ne4 25.Be4 de4 26.Rc1 Rb6 27.Ra2 Rb3 28.Ne2 Re6 29.d5 (29.Nf4 Reb6=+) 29...Reb6 (29...Rd6 30.Nf4-/+) 30.Nd4 (30.Nf4!?-/+) 30...Rb1-+ (30...Qd5?! 31.Nb3 cb3 32.Rb2=+) 31.Kh2 a6 32.Qd1 Qd5 33.Rb1 Rb1 34.Qg4 0-1. Oldenev – Gerry, internet, 2021.

9.Nf3 Re8 10.Qb1 Qg4 11.d4=.

9.Nf3 Re8 10.Be2 c5 11.0-0 Nc6 Black prepares the advance d4 12.c4 d4 13.ed4 (13.Qc2 Qa3=) 13...cd4 14.Bd3 h6 15.Qc2 Qc5 (15...Bg4 16.Rfb1 Qc5 17.Rb7 Bf3 18.Rb5=+) 16.Rab1 (16.Rfe1 Be6=) 16...Rb8 (16...Bg4 17.Ne1 Re7 18.Rb5=+) 17.Rb5 (17.Rfe1 Re1 18.Ne1 Ne5=) 17...Qd6 18.Bh7 Kh8 19.Be4 Bg4 20.Bc6 (20.Qb1 Bf3 21.Bf3 Re7=) 20...bc6=+ 21.Rb8 Rb8 22.Qe4 Attacks the pawn on d4 22...Bf3 23.Qf3 Qd7 (23...Kg8 24.Qd3=+) 24.Qd3= c5 25.Rb1 (25.Re1 Qa4=) 25...Rb1=+ 26.Qb1 Qe6 ½–½. Coltharp,Cameron – Malmstroem,Jan, email 4AMM–F, 1998.

9.Nf3 c5

10.a3 Qa5 11.c4 d4 12.Bd3 de3 13.fe3 Nc6 14.Be4 Be6 15.Qc2 f5 16.Bd5 Bd5 17.cd5 Ne7 18.d6 Nc6 (18...Nc8!? 19.Qc4 Kh8=) 19.Qb3 (19.0-0 Kh8 20.Rab1 Rab8+-) 19...Kh8+- 20.Ng5 (20.Qb7 Qa4 21.0-0 Rab8+-) 20...h6 21.Ne6 c4? (better 21...Rf6 22.Qb7 Rg8 23.Qc6 Re6+=) 22.Qb7+- (22.Qb7 Qe5 23.Nf8 Rf8 24.0-0 Qd6 25.Qa6+-) 1–0. Janek – fixiq, internet, 2017.

10.a3 Qa5 11.c4 Qd8=.

10.a3 Qa5 11.Be2 Nc6 12.0-0 b5 13.Re1 a6 14.c3 h6 (14...Bf5 15.Nh4 Bd7 16.Bd3=+) 15.a4 b4 16.cb4 Nb4 17.d4 c4 18.e4 de4 (18...Be6 19.Nd2 Rac8 20.Qc1=+) 19.Ne5=+ Nd3 20.Bd3 cd3 21.Re4 Bf5?? (better 21...Qd5 22.Rh4 Bb7=) 22.Nc6+- (22.Qd3 Be4 23.Qe4 Rae8=+) 22...Qc3 23.Ne7 Kh8 (23...Kh7 24.Nf5 Rfe8 25.f3+-) 24.Nf5 Rac8 (24...Rae8 25.Ne7+-) 25.Re3 Qa1 26.Qa1 d2 27.Qf1 Rc1 28.Rd3 Rb8 29.Rd2 Rbb1 30.Ne3 (30.Ne3 Rf1 31.Nf1+-) 1–0. b4_player (2235) – mihmih (2040), GameColony.com, 2003.

10.c4 dc4 11.Rb1 Qa3 12.Bc4 Nc6 13.0-0 (13.Qc1 Qa4+=) 13...Bf5= 14.Rb7 (14.Qc1 Qc1 15.Rbc1 Rfd8=) 14...Na5=+ 15.Bf7 (15.Nh4 Be6 (worse 15...Nc4 16.Nf5 Qa2 17.d4+-) 16.Be6 Nb7=+) 15...Rf7 16.Rf7 Kf7 17.Ng5 Kg6 18.Qf3 Re8 19.g4 Threatening mate... how? 19...Qd3 20.h4 h6 21.gf5 Qf5 22.Qf5 Kf5 23.Nf3 Ke4 24.Kg2 Rb8 (24...Re6 25.Ne1+=) 25.Rc1+- c4 26.Rc3 Rb2 27.d3 cd3 28.Rc5 The mate threat is Re5 28...d2 29.Nd2! Rd2 30.Ra5 Rd7 31.Ra4 Kd3 32.h5 Ke2 33.Kg3 Rf7 34.Rf4 (34.e4 Rf3 35.Kg4 Rf2+-) 34...Re7+- 35.Rf5 a6 36.a3 Re4 37.Rf7 (37.Rc5 Ra4 38.Rc2 Kd3+-) 37...Re5 38.Rg7 Rh5 39.Rg4 Ra5 40.a4 Rf5 41.Rf4 (41.Rg6 Ra5+-) 41...Rg5 42.Kh4 Ra5 43.Kh3 Rd5 44.e4 Rd4 45.Kg3 Ra4 46.e5 Ra1 47.Re4 (47.Re4 Kd3 48.Re3 Kd4 49.e6 Rg1 50.Kh4+-) 1–0. Kuhlmann,Antonius Egidius J – Heyn,Wolfgang, corr 3GMMsemi–06, 1998.

10.c4 d4 11.Be2 Nc6 12.ed4 cd4 13.0-0 Re8 14.d3 Bf5 (14...Qd6 15.Re1=+) 15.Re1 (15.Rb1 Qe7 16.Re1 Qc7=+) 15...Re7=+ 16.Rb1 Qa3 (16...Qd6 17.Nh4 Be6 18.Bg4=) 17.Qd2 (17.Nh4 Be6=) 17...Rae8=+ 18.Rb3 (18.Bf1!?=+) 18...Qa5 19.Kf1 (19.Qa5 Na5 20.Rb5 Bd3 (20...Re2?! 21.Re2 Re2 22.Rf5 Ra2 23.g4=) 21.Ra5 Re2 22.Re2 Be2 (22...Re2?! 23.Ra7 h6 24.h4=+) 23.Nd4 Bc4-/+) 19...Qc7 (19...Qd2 20.Nd2 Nb4 21.Ne4 Be4 22.de4 Na2 23.Rd1-/+) 20.h3 (20.Qg5 Bg6-/+) 20...h6 (20...b6 21.a3-/+) 21.Kg1 b6 22.Rb5 Bd7 (22...Bc8 23.Qb2-/+) 23.Bf1 (23.Bd1 Re1 24.Ne1 a6=+) 23...Re1 24.Ne1 Nd8 25.Rb1 Bc6 (25...Ne6 26.Be2=+) 26.Be2 Ne6 27.Bf3 Bf3 (27...Ng5 28.Bc6 Qc6 29.f4=+) 28.Nf3= Qf4 (28...Nf4 29.Re1 Re1 30.Qe1=) 29.Re1 (29.Qf4 Nf4 30.Rd1 Rd8=) 29...Qd2 30.Nd2 Rd8 31.Nb3 Nf4 (31...Kf8 32.g3=) 32.Nc1 Kf8 (32...a6 33.Re4 g5 34.g3=) 33.h4 (33.Re4 g5=) 33...Re8 34.Re8 Ke8 35.g3 Ne6 36.Kg2 Ke7 37.Kf3 (37.Ne2 Kf6=+) 37...f5 38.g4 (38.Ne2 Kf6=+) 38...Kf6 39.Kg3 (39.Ne2 g6=+) 39...Ke5 Black prepares the advance f4 40.Ne2 f4 41.Kg2 (41.Kf3 g5 42.h5 Nc5=+) 41...Nc5 42.Nc1 Na4 (42...g6 43.Kf3=+) 43.h5 Nc3 44.Kf3 a5 45.Kg2 (45.a3 Nb1 46.a4 Nc3-/+) 45...a4 46.Kf3 a3 47.Kg2 Kf6 (47...b5 48.cb5 Nb5 49.Kf3=+) 48.f3 (48.Kf3 Ke5=) 48...Kg5 (48...g6 49.hg6 Kg6 50.Kf2=+) 49.Kh3 (49.Kf2 g6 50.hg6 Kg6=) 49...Nd1 (49...b5 50.cb5 Nb5 51.Nb3=+) 50.Kg2 Ne3 51.Kh3 (51.Kf2 Kf6=) 51...Nc2 (51...Kf6 52.Kh2=+) 52.Kg2 Kh4 (52...Nb4 53.Kh3=) 53.Kf2 Nb4 54.Kg2 Kg5 55.Kf2 Kf6 (55...g6 56.hg6 Kg6 57.Ke1=+) 56.Ke2= Ke5 (56...g6 57.hg6 Kg6 58.Kd2=) 57.Kd2 Kd6 58.Nb3 Ke5 (worse 58...Na2 59.Nd4 Nb4 60.Nb5 Kc5 61.Na3+-) 59.Nc1 Kf6 60.Ke2 Kg5 61.Kf2 Kh4 (61...g6 62.hg6 Kg6 63.Ke1=+) 62.Kg2= Nc2 63.Kf2 Kg5 (63...Kh3 64.Ne2 Nb4 65.Nc1= (worse 65.Nf4 Kh2-/+)) 64.Ke2 g6 (64...Kf6 65.Nb3 Ke5 66.Nd2=) 65.hg6+= Kg6 66.Nb3 (66.Kd2 Nb4+=) 66...Nb4= 67.Nd4 Na2 68.Nc2 Nc3 69.Kd2 Nb1 70.Kc1 Nc3 71.Kd2 (71.d4 Kf6=) 71...Nb1 72.Kc1 Nc3 73.Kd2 Nb1 74.Kc1 Nc3 75.Kd2 Nb1 76.Kc1 Nc3 77.Kd2 Nb1 78.Kc1 Nc3 79.d4 Ne2 (better 79...Kf6=) 80.Kd2 (80.Kb1 Ng1 81.Ne1+= (81.Na3? Nf3 82.d5 Ne5-+)) 80...Ng1-/+ 81.Kd3 Nf3 82.Ke4 (82.Ke2 Nh2 83.Na3 Kg5-/+) 82...Nd2 83.Kd3 Nb1 84.Ke4 (better 84.c5 bc5 85.dc5-/+) 84...a2-+ 85.c5 (85.Kf4 Na3!! 86.Na1 Nc4-+) 85...bc5 86.dc5 Na3!! 87.Na1 (87.Na3 a1Q Decoy) 87...Kg5 88.c6 Nb5 (88...Kg4?? 89.c7 Kg5 90.c8Q+-) 89.Kd5 (89.c7 Nc7 90.Kf3-+) 89...f3 90.Kc5 f2 91.Kb5 0–1. Buckley,Graeme N (2340) – Zinchenko,Yaroslav (2545), London Classic Superrapid, 2016.

10.c4 Rd8 11.a3 Qb2 12.cd5 Rd5 13.Qc1=.

9.Nf3 Nd7

10.Rb1 Qa5 11.Qc1 (11.Rb2 Nb6=) 11...Nf6 (11...a6 12.c4=) 12.Be2 c5 (12...b6 13.0-0=) 13.0-0 (13.c4 Qa2 14.Ra1 Qb3=+) 13...a6 (13...b6 14.Rb2=) 14.c4 (14.d4 A) 14...Qa2?? 15.Ra1 (15.dc5 Qa5=+) 15...Qa1 16.Qa1+-; B) 14...Ne4=) 14...dc4 15.Qc4 Be6 16.Qc2 b5 17.Qc5 The passed pawn on d2 will become decisive later 17...Rfc8 18.Qb4 (18.Qe5 Qa2 19.Rfc1 Qa3=+) 18...Qb4 19.Rb4 Ba2 20.Ra1 Bd5 21.Ne5 (21.Nd4 Kf8=+) 21...Kf8 (21...Rc2 22.Rd4 Bb7 23.Nd7=+) 22.f4 (22.d4 Rc3=+) 22...Ke7 (22...Rc2 23.Nf3-/+) 23.Bd3=+ Bb7 (23...Be6 24.Rbb1=+) 24.Kf2 Rc7 (24...Rc5 25.Rb2=+) 25.Ke2 (25.e4 Nd7 26.Bb1 Nb6=+) 25...Ne8 (25...h6 26.Bf5=+) 26.e4 (26.Bh7 Bg2 27.d4 g6 28.Bg6 fg6 29.Ng6 Kd8-+) 26...Nd6=+ 27.Ng4 a5 (27...f5 28.ef5 Bg2 29.Rd4=+) 28.Rd4 f6 (28...h5 29.e5 Nf5 30.Bf5 hg4 31.Kf2=) 29.e5= fe5 30.fe5 The passed pawn on e5 will become decisive later 30...Nc4 31.Bh7 (31.Bc4 Rc4 32.Rc4 bc4=) 31...a4 (31...Ke6!?=+) 32.Rc1 Rd7 33.Rd7 Kd7 34.Bf5 Kd8 35.d3 (35.g3 a3=) 35...Na5 36.Ne3 a3 (36...Nb3 37.Rb1=) 37.Be6 (37.Nc2 Nb3 38.Rd1 a2-/+ (worse 38...Bg2 39.Be6 Nc5 40.Ba2=)) 37...b4 (37...Ra6 38.Ba2=+) 38.Ra1 (38.Rf1 Nc6 39.Bd5 b3 40.Rf8 Kc7 41.Rf7 Kb6 42.Bb3 Nd4 43.Kd1 Nb3 44.Nc4 Kc6 45.Na3 Ra3 46.Rg7 Ba6-+) 38...Bc6 (38...Nc6 39.Nc2 Ne5 40.Nb4 Bg2=) 39.h4 (39.Ra2 Ke7 40.Bd5 g6=) 39...Ke7 Black gets strong initiative 40.Bd5 Ra7 (40...Ke8 41.e6=) 41.h5 (41.d4 Ke8 42.Be6 Be4=) 41...Ke8 42.Bg8 Ba4 (42...Kf8 43.Ba2=) 43.Kd2 Bb3 44.Nd5 (44.e6 Ba4 45.Bf7 Kf8-/+) 44...Bd5 45.Bd5 Rd7 46.Bg8 Kf8 47.Be6 (47.Ba2 b3-/+) 47...Re7 48.Rf1 Ke8 49.Bg8 Re5 50.g4 Rg5 51.Rf4 (51.Rf5 Rf5 52.gf5 Nc6-+) 51...Rb5 52.g5 (52.Rf5 Rf5 53.gf5 Nc6-+) 52...Nc6 (52...b3 53.h6 gh6 54.gh6-/+) 53.h6 Rg5 54.h7 The passed pawn on h7 quickly leads to threats 54...Rg2 55.Ke3 Rh2 56.Rf2 (56.Re4 Kd8 57.Rf4 b3 58.Bb3 Rh7-/+) 56...Rh4 57.Rf4 Rh3 58.Rf3 Rh6 59.Rf4 b3 (59...g5 60.Rf6 Rh3 61.Ke4 Rh4 62.Kf5 Rh7 63.Rc6=) ½–½. lasker (2205) – Renzo (2240), internet, 2007.

10.Be2 Nb6 11.0-0 Qe7 (11...Re8 A) 12.a3 Qd6 (12...Qe7 13.d4 Bg4 14.Re1 c6 15.Qd3 Nc4 16.h3; 12...Qa4 13.d4 Bf5 14.Bd3 Be4 15.Qe2 Qc6 16.Ne5; 12...Qb2 13.a4 Qf6 14.a5 Nc4 15.d3 Nd6 16.d4) 13.d4 Bg4 14.Re1 Rac8 15.Qd3 Qf6 16.Rab1; B) 12.Re1 Bf5 13.c3 Qd6 14.d4 Re7 15.a4 a5 16.Ne5; C) 12.Rb1 Qa5 (12...Qa3 13.Qc1 Qd6 14.d4 Bg4 15.Qb2 Qf6 16.Rfe1; 12...Qe7 13.d4 Bg4 14.Re1 Qe6 15.h3 Bf5 16.Qd2) 13.Rb2 a6 14.Qa1 Na4 15.Rb3 c5 16.c4; D) 12.Qb1 Qe4 (12...Qd6 13.a4 a5 14.d4 Bf5 15.Bb5 Re6 16.Qb3; 12...Qa3 13.Qb3 Qa5 14.d4 Bg4 15.Rab1 Re7 16.h3; 12...Qa5 13.a3 Bg4 14.d4 c5 15.Qb5 Qb5 16.Bb5; 12...Qb1 13.Rfb1 Bf5 14.d3 Re7 15.a4 a5 16.Nd4) 13.d4 Bf5 14.Ne5 f6 15.Nd3 Rab8 16.Qb3; E) 12.d4 Bf5 13.Bd3 Be4 14.Qe2 Qa3 15.Rfb1 Bd3 16.cd3) 12.Re1 (12.d4 Bg4 13.a4 Rad8 14.Nd2 Bd7 15.a5 Na4 16.Nb1; 12.Rb1 Bg4 (12...Re8 13.d4 Bg4 14.Re1 Bf5 15.Bd3 Be4 16.a4; 12...Bf5 13.Nd4 Bg6 14.Bh5 Rae8 15.Bg6 fg6 16.d3; 12...c6 13.d4 Bg4 14.Bd3 Qf6 15.a4 Na4 16.Rb7) 13.d4 c6 14.Re1 Bf3 15.Bf3 Qa3 16.Ra1) 12…Bf5 (12...Re8 13.d4 Bg4 14.Rb1 c6 15.Bd3 Na4 16.Rb3; 12...Bg4 13.d4 Rfe8 14.Rb1 c6 15.Bd3 Na4 16.Rb3; 12...Qf6 13.d4 Bg4 14.Rb1 Rfe8 15.Ne5 Be2 16.Qe2) ½–½. lasker (2195) – Renzo (2250), internet, 2007.

10.Be2 Nb6 11.a3 A) 11...Qe7 A1) 12.d4 Bg4 (12...Re8 13.Bd3 Bg4 14.h3 Bh5 15.0-0 Qf6 16.a4; 12...Bf5 13.0-0 Rfe8 14.a4 a5 15.Ne5 Qe6 16.Bb5) 13.0-0 Rfe8 14.Re1 Rac8 15.Qd3 c5 16.dc5; A2) 12.0-0 Bg4 (12...Re8 13.d4 Bg4 14.Re1 c6 15.Qd3 Nc4 16.Qc3) 13.a4 a5 14.d4 Bd7 15.c4 Nc4 16.Bc4; B) 11...Qa4 B1) 12.0-0 Re8 (12...Bg4 13.c3 Qc6 14.Ne5 Be2 15.Qe2 Qd6 16.d4; 12...Bf5 13.Nd4 Bg6 14.f4 Be4 15.d3 c5 16.Nb3) 13.Nd4 c6 14.Bd3 Nd7 15.Qh5 Nf6 16.Qg5; B2) 12.d4 Bg4 (12...Bf5 13.Bd3 Be4 14.0-0 Rfe8 15.Ng5 f6 16.Ne4) 13.0-0 Rfe8 14.Bd3 Bh5 15.Qe2 Re6 16.Qd1; B3) 12.d3 Re8 (12...Bg4 13.c4 Qc6 14.Nd4 Be2 15.Qe2 Qa4 16.cd5; 12...Be6 13.0-0 Rfe8 14.c3 c5 15.Qa4 Na4 16.Rfc1; 12...Qc6 13.0-0 Re8 14.d4 Bg4 15.Ne5 Be2 16.Qe2; 12...Bf5 13.c4 Qa6 14.cd5 Nd5 15.d4 Qb6 16.0-0) 13.0-0 Bg4 14.h3 Bf3 15.Bf3 c6 16.c3; B4) 12.c3 Qc6 (12...Qe4 13.d4 Bg4 14.0-0 Rfe8 15.h3 Bf3 16.Bf3) 13.0-0 Re8 14.a4 Qg6 15.a5 Nc4 16.Qb1; C) 11...Qd6 C1) 12.0-0 Bg4 (12...Re8 13.d4 Bg4 14.Bd3 Qf6 15.h3 Bh5 16.a4; 12...Bf5 13.d4 Rfe8 14.Bd3 Bd3 15.Qd3 Rab8 16.Rfb1) 13.a4 Rfe8 14.a5 Nc4 15.d3 Bf3 16.Bf3; C2) 12.d4 Bg4 (12...Bf5 13.0-0 Rae8 14.a4 a5 15.Qd2 Ra8 16.Rfb1) 13.Bd3 Rae8 14.0-0 Qf6 15.a4 a5 16.Rb1.

10.Be2 c6 11.0-0 Nf6 12.Rb1 Qd6 13.c3 b5 14.Qc2 g6 (14...Bg4 15.d3=) 15.d3+= Bf5 16.h3 Rfe8 17.Nd4 a6 18.Nf5 gf5 19.Rb4 Kh8 20.Rf4 Qe6 21.Bf3 Rg8 22.c4 dc4 23.dc4 b4? (better 23...Ne4+-) 24.Qf5+- Qf5 25.Rf5 Rg6 26.Rb1 a5 27.Bc6 Rd8 (27...Ra7+-) 28.Ra5 Ng8 (28...Rc8 29.Bb5+-) 29.Bd5 Ne7 30.Bf7 Rg7 31.Bh5 Nc6 32.Rc5 Rd6 (32...Nb8 33.Bf3 Rg6 34.Bb7+-) 33.Bf3 Ne7 34.Rb4 Rh6 (34...Kg8 35.Rb7 Kf8 36.Rcc7+-) 35.Bd5 (better 35.Rb7 Ng8 36.Rb8 Ra6+-) 35...Rhg6 (35...Nd5 36.cd5 Ra6+-) 36.Rb8 Ng8 37.Rcc8 h6 38.Bg8 Rg2 39.Kf1 (39.Kf1 Rg8 40.Rg8 Rg8 41.Rg8 Kg8 42.a4+-) 1–0. marekt – wrigglyroo, ChessWorld.net, 2012.

10.Be2 Qe7 11.0-0 Nf6 12.d4 Ne4 13.c4 Nc3 14.Qd3 Ne2 15.Qe2 Be6 16.cd5 (16.c5 Rfe8=) 16...Bd5 17.Ne5 b6 18.Nd3 (18.Rfe1 c5=) 18...Rac8 (18...c5 19.Nf4 Rfd8 20.Rfd1=) 19.Nf4 Be4 20.Rac1 Rfd8 21.Rfe1 c5 22.Red1 Rd7 (22...Qg5 23.Rc4=+) 23.dc5 Rd1 24.Qd1 bc5 25.h3 Bb7 (25...a6 26.Qa4 Bb7 27.Nd3=) 26.Rc4 (26.Qa4 a6=) 26...h6 27.Qa4 a6 28.Qb3 Qd7 29.a3 a5 (29...Rc7 30.e4=) 30.Ra4+= Ra8 31.Nd3 (31.Nh5 Kh8=) 31...Bd5 32.Qc2 Rb8 33.Rg4 c4 34.Nb2 (34.Nf4 f5 35.Rg3 Qf7+=) 34...Be6 (34...Qc6 35.Qc3 g6 36.Qe5= (worse 36.Nc4 Rc8-/+)) 35.Rd4 Qc7 36.Nd1 (36.Nc4? Rc8-+) 36...Qc5 37.Nb2 (37.a4 Qg5=) 37...g6 (37...c3 38.Na4 Qa3 39.Nc3=+) 38.Qc3= (38.Nc4? Rc8-+) 38...Kh7 39.Qc2 c3 40.Na4 Qc7 41.Rd3 (41.Rd3 Bf5 42.Rc3 Bc2 43.Rc7 Ba4 44.Rf7 Kg8 45.Ra7-/+; 41.e4 Rb3 42.Kh1 Ra3 43.Nc3 Rc3-+ (worse 43...Qc3 44.Qc3 Rc3 45.Ra4-+)). Fiedler,Peter – Milde,Lars, desc–online.de, 2003.

10.Be2 Re8=.

10.Be2 Nf6 11.0-0 Qd6 12.d4 Bf5 13.c4 dc4 14.Bc4 Bg4 15.Rb1 b6 16.h3 Bh5 17.Rc1 a6 (17...c6 18.Be2=) 18.Be2 Rfc8 19.Qb3 (19.Qa4 c6=) 19...Nd5 20.Rfd1 Ne7 (20...Re8 21.Rd2+=) 21.Rd2+= Qf6 22.Rdc2 Ra7 23.Rc3 Qd6 24.a4 Raa8 25.a5 ba5 26.Rc5 Bf3 (26...Rab8 27.Qc4 Bf3 28.Bf3+-) 27.Bf3+- (27.gf3?! Rcb8 28.Qc2 Nd5+=) 27...Rab8 28.Qc2 Rb5 29.Rc7 Rc7 30.Qc7 Qc7 31.Rc7 Kf8 32.Ra7 Ke8 33.Ra6 Kd8 (33...f5 34.Ra7+-) 34.Ra7 f5 35.Kf1 Rb1 36.Ke2 Ra1 37.Kd3 g5 38.e4 (38.Ra8 Kd7+-) 38...fe4 39.Be4 (39.Ke4 Re1 40.Kd3 Ra1+-) 39...h5 40.f3 h4 41.Kc4 Rc1 (41...Ra2 42.Ra8 Kc7 43.Ra6+-) 42.Kb3 (42.Kb5 Rg1+-) 42...Rg1+- 43.Ra5 Rg2 44.Ra8 Kd7 45.Ra7 Kd8 46.Kc4 (46.d5 Nc8 47.Rg7 Nd6+-) 46...Rg3 47.Ra5 Rh3 (47...Kd7 48.Kd3+-) 48.Rg5 Kd7 49.f4 Rg3 50.Rg3 hg3 51.f5 (better 51.Kd3!? Nc8 52.Ke2+-) 51...Ke8= 52.f6 Nf5 53.Kd5 (53.Bf5 g2) 53...g2 54.Bg2 Ne3 55.Ke6 (55.Kc6 Ng2 56.Kd6 Kf7=) 55...Ng2= 56.f7 Kf8 57.Kf6 Nf4 58.Ke5 Ne2 59.d5 Kf7 60.d6 Ke8 61.Kd5 Kd7 (61...Kd7 62.Ke5 Nf4=). b4_player (2220) – powerhawk (2190), GameColony.com, 2003.

10.Be2 Nf6 11.0-0 Qe7 12.d4 Ne4 13.c4 c6 (13...dc4 14.Bc4 Bg4 15.Bd3=) 14.Qb3 (14.cd5 cd5 15.Qb3 Be6+=) 14...dc4 15.Bc4 (15.Qc4 Re8=) 15...Bg4 16.Rad1 (16.Ne5 Nd2 17.Qb2 Nc4 18.Nc4 Be6=) 16...Bf3=+ 17.gf3 Ng5 (17...Nd6 18.Bd3=+) 18.f4= Nf3 19.Kg2 Nh4 20.Kg3 (20.Kh1 Qe4 21.f3 Qe7= (worse 21...Nf3 22.Bd3 Nd4 23.Be4 Nb3 24.ab3+=)) 20...Nf5=+ 21.Kg4?? (21.Kf3 Qh4 22.Rg1 A) 22...Qh2?? 23.Rh1 (23.Qb7? Qh5 24.Rg4 Qh3 25.Rg3 Ng3 26.Bf7 Rf7 27.Qa8 Rf8 28.Qc6 Qh5 29.Kg3 Qd1-+) 23...Nh4 24.Ke2+-; B) 22...Rae8-/+) 21...Qe4?? (better 21...Qh4 22.Kf3 Qh5 23.Ke4 Nd6 24.Kd3 b5-+) 22.Rg1=+ (22.Qb7?? Qg2 23.Kf5 Qg6 24.Ke5 Rfe8 25.Qe7 Re7 26.Be6 Qe6) 22...Nh6 (22...h5 23.Kh5 Qf3 24.Kg5=+) 23.Kh4 (23.Kg3 Qg6 24.Kf3 Qh5 25.Kg2 Nf5=) 23...Nf5 (23...Rfd8 24.Kg3=+ (24.Qb7 Qf3 25.h3 Rab8-+)) 24.Kg4 ½–½. Woschkat,Karl_Heinz – Post,Toomas, CiF, 1988.

9.Nf3 Bg4

10.Rb1 Qa3 11.Rb7 c6 (11...c5 12.Qa1+=) 12.Be2 (12.Qb1 Bf3 13.gf3 Na6+-) 12...Bf3 13.Bf3 Qd6 (13...Qa2!? 14.0-0 a5+=) 14.0-0+- Nd7 15.d4 Nb6 16.Qd3 Rfb8 17.Qa6 Rb7 18.Qb7 Qd7 19.Qd7 Nd7 20.c4 Nf6 (20...dc4 21.Bc6 Rd8 22.Rc1+-) 21.cd5+- cd5 22.Rc1 Kf8 23.g4 h6 24.Kg2 Ke7 25.Rc7 White gets the initiative 25...Ke6 26.h4 a5 (26...g5 27.h5+-) 27.g5 hg5 28.hg5 Ne4 29.Be4 de4 30.a4 g6 (30...f6 31.Rg7 Kf5 32.gf6 Kf6 33.Rh7+-) 31.Kg3 Ra6 32.Kf4 f5 (32...Rb6 33.Ra7 (worse 33.Ke4 Rb4+-) 33...Rb2 34.Ra5 Rf2 35.Ke4+-) 33.gf6 (33.gf6 Kf6 34.Ke4+-) 1–0. Woelfelschneider,Peter – Lautenbach, 2009.

10.Rb1 Qa5 11.Rb7 Nc6 12.Qb1 Bf3 13.gf3 Ne5 (13...Rab8 14.Rb3=) 14.Be2+= c5 (14...Rfd8 15.Rb5 Qa3 16.f4+=) 15.f4+- Nc4 16.Bc4 dc4 17.Rb5 Qc7 18.Qa1 (18.Qb2 a6 19.Rg1 g6+=) 18...Rfe8 (18...Rab8 19.Rg1 f6 20.Rb8 Rb8 21.Ke2+=) 19.Rg1 g6 20.Qf6 Re6 (20...Reb8 21.Rb8 Rb8 22.Ke2+=) 21.Qg5+- Rc8 22.Qd5 Qf4?? (better 22...Rb6 23.Rb6 Qb6+=) 23.Qe6!!+- Qf2 (23...fe6 24.ef4 Combination) 24.Kf2 fe6 25.Rg4 1–0. wesolyPolak – sab22, GameColony.com, 2002.

10.Rb1 Qa5 11.Bd3 d4 (11...Bc8 12.Rb2=) 12.Rb5 (12.Rb7!? Nd7 13.Rb5 Qa2 14.Bh7 (worse 14.ed4 Rfe8 15.Kf1 Qa4=+) 14...Kh7 15.Ng5 Kg8 16.Qg4=) 12...Qa2= 13.Bh7 Kh8 (better 13...Kh7!? 14.Ng5 Kg8 15.Qg4 de3=) 14.Bd3+- Nc6 15.h3 Bf3 16.Rh5 Kg8 17.Bh7 (17.gf3?! Rfd8=; 17.Qf3?! Rfd8+=) 17...Kh8 18.Qf3 (18.gf3?! Qb2+=) 18...Qb1 (18...Rfd8 19.c4! Ne5 20.Bb1 Kg8+-) 19.Ke2 (19.Ke2 Qb5 20.Bd3 Kg8 21.Bb5 de3 22.Bc6 bc6 23.de3+-) 1–0. aspasio (2855) – rirons (2480), net–chess.com, 2013.

10.Rb1 Bf3 11.Rb4 Bd1 12.Kd1 b6 13.Rd4 c6 14.c4 dc4 15.Bc4 c5 (better 15...b5!? 16.Be2 a6+=) 16.Rd6+- a5 (16...a6 17.Rb6 Nd7 18.Rd6+-) 17.Ke2 Ra7 18.Rb6 Nd7 19.Rb5 Re8 20.Rhb1 Kf8 21.Rb7 Rb7 22.Rb7 Ne5 23.Bb5 Re6 24.Rc7 Ng4 25.f3 (25.h3 Nf6+-) 25...Nh2 26.Bc4 Rf6 27.Rc5 g6 28.Ra5 Rc6 29.d3 Rf6 30.a4 h5 31.Ra8 Kg7 32.a5 h4 33.Ra7 h3 34.gh3 Nf3 35.Rf7! Rf7 36.Bf7 Ng1 37.Kf1 1–0. Degterev,Pavel (1685) – Vio,Mauro, CFriend SL–2005–0-00028 email, 2005.

10.Be2 Nd7 11.Rb1 Qd6 12.Rb7 Rfb8 13.Rb8 Rb8 14.0-0 Nf6 (14...Rb2 15.d4=) 15.Nd4 Be6 16.a4 Rb4 17.Bb5 (17.c3 Rb2 18.Qc1+-) 17...c5 (17...a6 18.c3 Rd4 19.cd4 ab5 20.ab5+=) 18.Ne6 (18.c3 Rb2 19.Qa1+- (19.Ne6?! fe6 20.Qc1 Ra2=)) 18...fe6 19.Qe2 (19.d4 c4 20.Qe1 a6 21.Ba6 Ra4=+) 19...Rh4 (19...c4 20.d4 a6 21.c3=+) 20.f4 Ne4 (20...c4!?=) 21.Rf3 e5 22.fe5 Qe5 23.g3 Rg4 (23...Rh6 24.Rf4+-) 24.Qf1 h6? (better 24...Nf6!?+-) 25.Rf8+- Kh7 26.Qf5 Qf5 27.Rf5 Nd2? (better 27...Nf6+-) 28.Bd3?? (better 28.Rd5 Ne4 29.a5+-) 28...c4+= (28...Ra4? 29.Rd5 g6 30.Rc5 Nf3 31.Kf2 Nh2 32.Rc7 Kg8 33.Bg6+-) 29.Rf4?? (better 29.Be2 Rg5 30.Rg5 hg5 31.Bg4+=) 29...cd3-+ 30.cd3 Rf4 31.gf4 Kg6 32.Kf2 Kf5 33.Ke2 Nb3 34.d4 (34.a5 Na5 35.Kf3 Nb3 36.e4 Ke6-+) 34…Ke4 0–1. GuestFHRH – GuestWVPS, freechess.org, 2017.

10.Be2 Bf3 11.Bf3 c6 12.Rb1 Qa4 (12...Qe7 13.0-0=) 13.Rb7+= Qa2 14.0-0 Qa6 (14...Na6!?+-) 15.Qb1+- Rd8 16.Qb2 Nd7 17.Ra1 Qc4 18.Raa7 Ra7 19.Ra7 h6 20.Rb7 Ne5?? (better 20...Nf6+-) 21.Qe5+- Qc2 22.g3 Qd2 (22...Rf8+-) 23.Qe7 Rf8 24.Bh5 Qc1 (24...g6 25.Bg6! Kg7 26.Bf7 Qe1 27.Kg2 Qf2 28.Kf2 d4 29.Qe6 de3 30.Kf3 h5 31.Qg6 Kh8 32.Qh6) 25.Kg2 Qc4 (25...Qa3 26.Bf7 Kh7 27.Qa3 Rd8 28.Qe7 d4 29.Be8 Rd7 30.Qd7 de3 31.Qg7) 26.Bf7 Kh8 (26...Kh7 27.Qf8 Qe4 28.Kg1 Qb1 29.Rb1 h5 30.h4 d4 31.Rb8 de3 32.Qh8) 27.Qf8 Kh7 28.Qg8 1–0. DEFFM – GuestCHFN, freechess.org, 2018.

7.c4 a5

8.e3 c6 9.Nf4 (9.Nb4 ab4 10.d4 Qc7=) 9...Re8 10.Be2 Na6 11.Nf3 Nc5?? Black plans a4 (11...Qf6 12.0-0=) 12.0-0?? (better 12.a3 Ba3 13.Ra3+-) 12...a4 13.a3 Ba5 14.d4 Nb3 15.Rb1 (15.c5 Qe7 16.Ra2 Bc7=+) 15...Bc7 (15...Qa3!? 16.Bd3 Qb4=+) 16.Bd3+= g6 17.Bc2 b5 (17...Qa3!? 18.Bb3 ab3=) 18.Bb3 ab3 19.Qb3?? (better 19.cb5 Ra3 20.Rb3 cb5 21.Nd5+=) 19...bc4-/+ 20.Qc4 (20.Qb4 Qb4 21.ab4 d5-/+) 20...Ba6 (20...Ra3?! 21.Ra1 Ba6 22.Qc5 Ra1 23.Ra1 Qc5 24.dc5+=) 21.Qc2 Bf1 22.Rf1 Ra3 23.Nd3 h6 24.Nde5 Kg7?? (better 24...Qe6-+) 25.Nc4+= Qb4 26.Na3 Qa3 27.d5 Qd6 28.dc6 Qc6 29.Qb2 Kh7 30.Rc1 Qd6 31.Qc2 Rb8 32.g3 (32.Qc7?? Qc7 33.Rf1 Rb2-+) 32...Rb7 33.Rd1 Qc6 (33...Qe6!?=) 34.Qc6+/- dc6 35.Rd7 Kg7 36.Kg2 (36.Nd4 Kf6 37.Nc6 Ke6+/-) 36...Ra7 (better 36...Kf6=+) 37.Nd4+/- Bb6 38.Ra7 Ba7 39.Nc6 Bc5 40.Ne5 Bd6 41.Nd3 Bc7 42.f4 f5 43.Kf3 Kf6 44.h3 g5 45.g4 fg4 (45...gf4 46.ef4 Bd6 47.Nb2+-) 46.Kg4 (46.hg4 gf4 47.ef4 Bd6+-) 46...gf4 47.Nf4 Bb6?? (47...Ke5 48.Kf3+/-) 48.e4 (better 48.Nd5 Ke6 49.Nb6+-) 48...Ke5+/- 49.Kf3 Bd8 50.Nd5 Bg5 51.Ne3 Kd4 52.h4 (better 52.Ng2+/-) 52...Be3= 53.Kg4?? (53.e5 Bd2=) 53...Ke4?? (better 53...Ke5 54.Kf3 Bc5 55.h5-+) 54.h5?? (54.Kg3 Bf4 55.Kg2 h5=+) 54...Bg5 (better 54...Bf4-+) 55.Kh3= Kf4 56.Kg2 Kg4 57.Kh1 Kh5 58.Kg2 Kg4 59.Kh1 h5 60.Kg2 h4 61.Kh1 Bf4 62.Kg2 h3 63.Kh1 Kg3 64.Kg1 Be3 65.Kh1 ½-½. BeepBeepImAJeep (2775) - polishmozart (2520), lichess.org, 2020.

7.c4 Ba5

8.e3 Re8 9.Be2 c6 10.Nf4 Qf6 11.Nf3 Na6 12.0-0 Nc7 13.d4 Ne6 14.Nh5 Qe7 15.Ng3 Bc7 16.Rb1 b6 17.d5 Nc5 18.Nd4 cd5 19.cd5 Be5 20.Bf3 Qf6 21.Nb5 Ba6 22.Re1 Bg3 23.hg3 (worse 23.fg3 Bb5 24.Rb5 Qc3-/+) 23...Bb5 24.Rb5 d6 25.Rb4 Qc3 26.Rh4 Rac8 27.Qb1 g6 28.Rc1 Qd3 29.Qb4 Qf5 30.Bg4 (better 30.Qb5=) 30...Qf2?? (better 30...Nd3 31.Rf1 Qf2 (worse 31...Qd5 32.Qa3 Rc2 33.Qa4+/-) 32.Rf2 Rc1 (32...Nb4? 33.Bc8 Nd3 34.Rc2+-) 33.Rf1 Rf1 (33...Nb4 34.Rc1 a5 35.Bf3+-) 34.Kf1 Nb4-/+) 31.Kf2+- Nd3 32.Kf3 (32.Ke2!? Nc1 33.Kd2 Rc5+-) 32...Rc1 (32...Nb4?? 33.Rc8 Rc8 34.Bc8+-) 33.Qd2 (33.Qa3!? Ne5 34.Kf2 Rc2 35.Kg1 Nc4+-) 33...Ne5 (33...Rf1 34.Ke2 Rf2 35.Kd3 Rd2 36.Kd2+-) 34.Kf2 Rb1 35.Be2 Rc8 36.Rb4 Rbc1 37.Rb2 R8c3 38.a4 h5 39.a5! ba5 40.Qd4 Rc5 41.Qf4 (better 41.Rb8!? Kh7 42.g4 R1c2 43.gh5 R5c4 44.hg6 Kg6+-) 41...Kg7 42.Qd4 R5c2?? (42...Kg8 43.Rb8 Kh7+-) 43.Rc2+- Rc2 44.Ke1 Rc5 45.e4 Kf6 46.g4 (better 46.Qb2 a6+-) 46...Kg5 (46...hg4 47.Qb2 Rc8+-) 47.gh5 gh5 48.Qe3 Kf6 49.Qh3 Ke7 50.Qh4 Kd7 51.Qh5 Kc7 52.Qf5 Kb6 (52...a4 53.Qg5 Kd7+-) 53.Qf6 Nc4 54.Bc4 (54.Bc4 Rc4 55.Qd6 Kb5 56.Qe7+-) 1-0. BeepBeepImAJeep (2540) - Noonui (2405), Rated Blitz game, lichess.org, 2015.

8.e3 c6

9.Nf4 Qa3 10.Nf3 Na6 (10...Bc7 11.Qb3 Qe7 12.Nh5=) 11.Be2 Nb4 12.0-0 d5 (12...Na2? 13.Qc2 Qe7 14.Ra2+-) 13.cd5 Nd5 (13...Na2?? 14.Qc2 Qd6 15.Ra2+-; worse 13...cd5 14.Qc1 Qc1 15.Rfc1+=) 14.Nd5 cd5 15.d4 (15.Qb3 Qb3 16.ab3 Bc7+=) 15...Bf5 16.Ne5 Rfd8 17.Bd3 Bd3 18.Qd3 Qd3 19.Nd3 Rac8 20.Rab1 b6 21.Ne5 (21.Rfc1 Bc3+=) 21...Rc2 22.a4 f6 23.Nd3 g5 24.Nb4 (better 24.Rfc1!? Rdc8 25.h4=) 24...Rc4-/+ 25.Nd3 Ra4 26.Rb5 (26.Rfc1 Ra3 27.Nb4 Bb4 28.Rb4 Ra2-/+) 26...Rc4 27.Rfb1 Kf7 28.h4 h6 (28...gh4?! 29.Nf4=+) 29.hg5 hg5 (29...fg5?! 30.Ne5 Ke7 31.Nc4 dc4 32.Kf1+=) 30.g4 Ke6 (30...a6 31.Rb6 Bb6 32.Rb6-/+) 31.Kg2 (31.Ra5 ba5 32.Nc5 Rc5 33.dc5 d4-/+) 31...Rdc8 32.Ne1 Rc3 33.Nf3 Ra3 34.R5b2 Rcc3 (34...Bc3 35.Rc2-/+) 35.Ng1 (35.Rh1!? Rc7 36.Rh6-/+) 35...a6-+ 36.Ne2 Rc4 (36...Rc6 37.Rh1-+) 37.Ng3 (37.Rb6 Bb6 38.Rb6 Kf7-/+) 37...b5-+ 38.Nf5 b4 39.Rh1 Rac3 (39...b3!?-/+) 40.Rh7 (40.Ra1 Ra3 41.Rh1 b3-/+) 40...Rc7 (40...Bd8 41.Ra2 Ra3 42.Ra3 ba3 43.Ng7 Kd6 44.Nf5 Kc6 45.Rh1-/+) 41.Rh8 (41.Ng7 Kf7 42.Nf5 Kg8=+) 41...Rc8 (41...Ra7!?=+) 42.Rh7= R3c7 43.Rh6 (43.Rc7 Bc7 44.Rb4 Rb8=) 43...Rb7 (better 43...Rb8!? 44.f4 gf4-+) 44.Ra2=+ Rb5?? (better 44...Bb6 45.Ra6 Rcb8=) 45.Ra1?? (45.Rh7 Rc7 46.Ra5 Rh7 47.Ra6 Kd7 48.Ra7 Kc6 49.Rh7 b3+-) 45...b3?? (better 45...Rc7-+) 46.Rh7?? (better 46.Ra5 Ra5 47.Rh7+-) 46...Rc7=+ 47.Rc7 (47.Ra5 Rh7 48.Ra6 Kd7 49.Ra7 Kd8 50.Rh7 b2 51.Rh8 Kc7 52.Rh7 Kb8 53.Rh8 Ka7=) 47...Bc7 48.Ra6 Rb6 49.Ra1 b2 50.Rb1 Bd6 51.Ng3 Ba3 52.Ne2 (52.Nf1 f5-+) 52...Rc6 53.f4 Rc1 54.Nc1 bc1Q (worse 54...bc1N 55.f5 Kd7 56.Rb7 Kd8 57.Kf3+/-; 54...bc1B?! 55.f5 Kd7 56.Rb3=) 55.Rc1 Bc1 56.Kf3 Kf7 (56...gf4 57.Kf4 f5 58.g5-+) 57.e4? (57.fg5 fg5 58.Kf2-+) 57...Bf4 (57...de4 58.Ke4 gf4 59.d5-+) 58.ed5 Ke7 (58...Kg6!? 59.Kg2-+) 59.Ke4 Kd6 60.Kf5 Kd5 61.Kg6 (61.Kf6 Kd4 62.Kf7 Ke4-+) 61...Kd4 62.Kh5 (62.Kf6 Ke4 63.Ke6 Kf3-+) 62...Ke3 (better 62...Ke4 63.Kg6 Ke5 64.Kf7-+) 63.Kg6 Kf3 64.Kf5 Kg3 65.Kg6 Kg4 66.Kf6 Kf3 67.Ke6 g4 68.Kd5 g3 69.Ke6 g2 70.Kd5 g1Q 71.Ke6 Qe3 (71...Qg8 72.Kd7 Qd5 73.Ke7 Bg5 74.Kf8 Qd7 75.Kg8 Bh6 76.Kh8 Qg7) 72.Kd5 (72.Kd7 Qc5 73.Ke6 Qd6 74.Kf7 Be5 75.Ke8 Qc7 76.Kf8 Qd7 77.Kg8 Qg7) 72...Qe2 (72...Qb6 73.Kc4 Qc6 74.Kb3 Qb5 75.Kc3 Be5 76.Kd2 Qb2 77.Kd1 Ke3 78.Ke1 Qe2) 73.Kc6 (73.Kc5 Qa6 74.Kb4 Qc6 75.Kb3 Bd2 76.Kb2 Qc3 77.Ka2 Bc1 78.Kb1 Qb2) 73...Qd2 (73...Qc4 74.Kb6 Be3 75.Kb7 Qb5 76.Kc7 Bf4 77.Kd8 Qb7 78.Ke8 Bd6 79.Kd8 Qc7 80.Ke8 Qe7) 74.Kb5 (74.Kc5 Be3 75.Kb5 Qc3 76.Ka4 Qb2 77.Ka5 Bc5 78.Ka4 Qb4) 74...Qe3 (74...Qd5 75.Kb6 Be5 76.Ka6 Qb3 77.Ka7 Bc7 78.Ka6 Qb6) 75.Ka4 (75.Kb4 Bd6 76.Kc4 Qc5 77.Kb3 Qb4 78.Kc2 Be5 79.Kd1 Qb3 80.Kd2 Bf4 81.Ke1 Qb1) 75...Qe4 (75...Qc5 76.Kb3 Qb5 77.Kc3 Be5 78.Kd2 Qb2 79.Kd1 Ke3 80.Ke1 Qe2) 76.Kb5 Qe5 (76...Qd5 77.Kb6 Bd6 78.Ka6 Qc6 79.Ka7 Qb5 80.Ka8 Qa6) 77.Ka4 (77.Kc4 Ke4 78.Kb4 Bd2 79.Ka4 Qa5 80.Kb3 Qc3 81.Ka2 Bc1 82.Kb1 Qb2) 77...Qe6 (77...Bd2 78.Kb3 Qc3 79.Ka2 Bc1 80.Kb1 Qb2) 78.Kb4 (78.Kb5 Qd5 79.Ka6 Qb3 80.Ka7 Bc7 81.Ka6 Qb6) 78...Qe7 (78...Qb6 79.Kc4 Qc6 80.Kb3 Qb5 81.Kc3 Be5 82.Kd2 Qb2 83.Kd1 Ke3 84.Ke1 Qe2) 79.Kb3 Qf8 (79...Qb7 80.Kc4 Qc6 81.Kb4 Bd2 82.Kb3 Qc3 83.Ka2 Bc1 84.Kb1 Qb2) 80.Kc3 (80.Kc4 Qf7 81.Kd4 Qe8 82.Kc5 Qe5 83.Kc6 Qd6 84.Kb5 Ke4 85.Kc4 Qd5 86.Kc3 Be5 87.Kb4 Bd6 88.Kc3 Ba3 89.Kc2 Qd3) 80...Qf7 (80...Qc5 81.Kb3 Qb5 82.Kc3 Be5 83.Kd2 Qb2 84.Kd1 Ke3 85.Ke1 Qe2) 81.Kb2 (81.Kd4 Qe6 82.Kc5 Qd6 83.Kc4 Qc6 84.Kb4 Bd2 85.Kb3 Qc3 86.Ka2 Bc1 87.Kb1 Qb2) 81...Qg7 (81...Qc4 82.Ka1 Be5 83.Kb1 Qb3 84.Kc1 Bf4) 82.Kc2 (82.Kb3 Qb7 83.Kc4 Qc6 84.Kb4 Bd2 85.Kb3 Qc3 86.Ka2 Bc1 87.Kb1 Qb2) 82...Qg8 (82...Qd4 83.Kb3 Ke2 84.Kc2 Qd3 85.Kb2 Be5 86.Ka2 Qc2 87.Ka3 Bd6) 83.Kd1 (83.Kb2 Qc4 84.Ka1 Be5 85.Kb1 Qb3 86.Kc1 Bf4) 83...Qh8 (83...Qb3 84.Ke1 Qb1) 84.Ke1 (84.Kc2 Qc8 85.Kb3 Qb7 86.Kc4 Qc6 87.Kb4 Bd2 88.Kb3 Qc3 89.Ka2 Bc1 90.Kb1 Qb2) 84...Qh7 (84...Qa1) 85.Kd1 Qg7 (85...Qb1) 86.Kc2 Qg8 87.Kd1 Qe8 (87...Qb3 88.Ke1 Qb1) 88.Kc2 Qd8 (88...Qd8 89.Kb3 Qd4 90.Kc2 Qc4 91.Kb2 Bc1 92.Kb1 Qc3 93.Ka2 Qb2; 88...Qa4 89.Kb2 Ke2 90.Kb1 Qb3 91.Ka1 Be5) 0-1. BeepBeepImAJeep (2735) - foreverlovechess (2715), lichess.org, 2020.

9.Nf4 Bc7 10.Nf3 Qf6 11.Nh5 Qh6 12.Ng3 f5 13.Be2 f4 14.ef4 Bf4 15.0-0 d6 16.d4 Nd7 17.Rb1 Nf6 18.Bd3 d5 19.cd5 Nd5 20.Qb3 (20.Ne5 Re8=) 20...Kh8 (20...Rf7 21.Rfe1 Be6 22.Qa3=+) 21.Bc4 Nb6 22.Bd3 (22.Rbe1 Nc4 23.Qc4 Bg4=) 22...Bg4 23.Be4 Rad8 24.Rbd1 Rd7 25.a4 (25.Qa3 Rfd8=+) 25...Rfd8 26.a5 Nd5 27.Bf5 Bg3?? (better 27...Bf3 28.Qf3 Rf7=+) 28.Bg4+- Bc7 29.Bd7 Rd7 30.Rfe1 Qh5 31.Ne5 Re7 32.Qf3 (32.a6 b6+-) 32...Qe8 (32...Qf3 33.Nf3 Ba5 34.Re7 Ne7 35.Ra1+/-) 33.Nd3 (33.Qa3 Kg8+-) 33...Ba5+/- 34.Re7 Qe7 35.h3 (35.Ra1 Bb6+-) 35...h6 36.Ne5 Qf6 37.Qf6 (37.Qg4 Kh7+/-) 37...gf6+= (worse 37...Nf6 38.Nf7 Kh7 39.Nd6+/-) 38.Ng4 Kg7 39.Ne3 Ne3 40.fe3 Bc7 (40...Kf7 41.Rb1 Bb6 42.g4+/-) 41.Rb1 Bb6 42.Kf2 Kg6 (42...f5 43.g4 f4 44.ef4 Bd4 45.Kf3+/-) 43.Kf3 f5 44.g4 fg4 45.hg4 h5 (45...Kf6!?+-) 46.gh5 Kh5 47.Ke4 (47.Rg1!? Kh6+-) 47...Kg6 48.Ke5 Kf7 49.Kd6 Kf6?? (49...Kg6 50.Rb6! ab6+-) 50.Kd7 (better 50.Rb6 ab6 51.e4+-) 50...Kf5+= 51.Kc8 (51.Kc8 Ke4 52.Rb3=) 1-0. BeepBeepImAJeep (2710) - Kovalchuk94 (2640), lichess.org, 2020.

9.Nf4 Qe7 10.Be2 d6 11.Nf3 Bd7 12.0-0 Bf5 13.d4 Nd7 (13...Bc3 14.Rc1 Bb2 15.Rc2 Bc2 16.Qc2+/-) 14.Bd3 Bd3 15.Qd3 Nf6 16.Rab1 Ne4 17.d5 c5 18.Nh5 b6 19.Ng3 Rae8 (19...Ng3 20.hg3 Rfe8 21.Qf5=) 20.Ne4 Qe4 21.Qe4 Re4 22.Rfc1 Rfe8 23.g3 (23.Kf1 h6=) 23...h6 24.Kf1 g5 25.h3 f5 26.Ke2 f4 27.gf4 gf4 28.Rb3 fe3 (28...Kf7 29.h4=) 29.Re3+= Re3 30.fe3 Kf7 (30...Kh7 31.Nh4+/-) 31.Rg1 (31.Nh4 Kf6+/-) 31...Rg8? (better 31...Bc3!?+=) 32.Rg8+- Kg8 33.Nh4 a6 (33...Bc3 34.Nf5 Be5 35.Nh6 Kg7 36.Nf5 Kf6 37.e4+-) 34.Nf5 b5 (34...Bc3 35.Nd6 Be5 36.Nb7+-) 35.Nd6 (35.cb5 ab5 36.Nd6 Kf8+-) 35...Kg7 (35...Bc7 36.Nb7+-) 36.cb5 ab5 37.Nb5 Kf6 38.Kd3 Ke5 39.Kc4 Bb6 40.a4 h5 41.a5! Ba5 42.Kc5 Bd2 43.e4! White prepares d6 43...Ke4 44.d6 Bg5 45.Nc7 (45.d7 Kf3+-) 45...Kf5 (45...h4 46.Ne6 Bf6 47.d7+-) 46.Kd5 h4 47.Ne6 Bf6 48.d7 Kg6 49.Ke4 Kf7 50.d8Q Bd8 51.Nd8 Kg6 52.Kf4 Kh5 53.Ne6 Kg6 54.Kg4 Kf6 55.Nf4 Ke5 56.Ng6 Kf6 57.Nh4 Kg7 (57...Ke6 58.Nf5 Kf6+-) 58.Nf5 Kh7 59.Kg5 Kh8 60.h4 Kg8 61.h5 Kh7 62.h6 Kg8 63.Nh4 Kh8 64.Kg6 Kg8 65.Nf5 Kh8 (65...Kf8 66.h7 Ke8 67.h8Q Kd7 68.Qc3 Kd8 69.Qc4 Kd7 70.Qc2 Kd8 71.Kf7 Kd7 72.Ne7 Kd6 73.Kf6 Kd7 74.Qc6 Kd8 75.Qc8) 66.Nd6+- Kg8 67.Nf7 (67.h7 Kf8 68.h8Q Ke7 69.Qf6 Kd7 70.Nb5 Ke8 71.Qe6 Kd8 72.Qd6 Ke8 73.Nc7) 67...Kf8 68.h7 Ke7 (68...Ke8 69.h8Q Kd7 70.Qc3 Ke6 71.Qc6 Ke7 72.Qd6 Ke8 73.Qd8) 69.h8Q Ke6 (69...Kd7 70.Qc3 Ke6 71.Qc6 Ke7 72.Qd6 Ke8 73.Qd8) 70.Qe5 (70.Qd4 Ke7 71.Qd6 Ke8 72.Qd8) 70...Kd7 71.Qd6 Kc8 72.Qc6 Kb8 73.Qd7 (73.Nd6 Ka7 74.Qb7) 73...Ka8 74.Nd6 Kb8 75.Qb7 1-0. BeepBeepImAJeep (2595) - Tayka (2595), lichess.org, 2017.

9.Nf4 Qe7 10.Be2 d6 11.Nf3 Nd7 12.0-0 Ne5 13.d4 Nf3 14.Bf3 Bc7 15.Rb1 White plans d5 15...Rb8 16.d5 c5 17.Bg4 Re8 18.Bc8 Rec8 19.Qa4 a6 20.Rb3 Qe8 21.Qe8 Re8 22.Rfb1 b6 23.Kf1 Ra8 (23...Re4 24.Ra3=) 24.Ke2+= b5 25.Kd3 b4 26.a3 (26.Nh5 a5+=) 26...a5= 27.a4 Bd8 28.Ke2 Bf6 29.Rd3 (29.Nh5 Be5=) 29...Be5 30.Nh3 f5 (30...h6 31.Rdb3=+) 31.g3 (31.Ng5 Rab8=) 31...Bf6 32.Ng1 (32.Rdb3 g5=+) 32...g5 33.Nf3 Kf7 34.Nd2 Kg6 35.Nb3 h5 36.Kf3 (36.Rdd1 Bc3=+) 36...g4 37.Ke2 Re4 38.Rc1 h4 39.Nd2 Re7 40.Rb3 Rh7 41.Nf1 hg3 42.hg3 Rh1 43.Re1 Rah8 44.Rbb1 Bc3 45.Nd2 Re1 46.Re1 Re8 (46...Rh2 47.Rf1-/+) 47.Rb1 Bd2 48.Kd2 Rh8 49.Kd3 Rh2 50.Ke2 Kf6 51.Rb3? (51.Re1 Ke5-/+) 51...Ke5 (better 51...Rh1-+) 52.Rb1-/+ Ke4 53.Rd1 Rh6 54.Rb1 (better 54.Re1-/+) 54...Rh8 55.Rd1 Rb8 56.Rh1 b3 57.Rh6 f4! 58.Re6 (58.ef4 b2 Passed pawn; 58.gf4 b2 Passed pawn) 58...Kf5 59.e4 Kg5 60.gf4 Kf4 61.Rf6 Ke4 62.Re6 Kd4 63.Kd2 (63.Rg6 b2 64.Rg4 Kc3 65.Rg1-+) 63...b2 64.Rf6 (64.Re1 b1Q 65.Rb1 Rb1 66.Ke2-+) 64...Kc4 (64...b1Q 65.Rf4 Ke5 66.Rf5 Kf5 67.Ke3 Qa2 68.f4 Rb3) 65.Rf4 Kd5 66.Kc2 (66.Rc4 Kc4 67.Ke2 b1Q 68.Ke3 Qd3 69.Kf4 Rg8 70.f3 Qf3) 66...b1Q 67.Kd2 Rb2 (67...Qa2 68.Kd3 Rb3) 68.Ke3 Qc1 69.Kd3 Qc2 (69...Qc2 70.Ke3 Qc3; 69...Qd2) 0-1. BeepBeepImAJeep (2750) - rickycrusher (2555), lichess.org, 2019.

9.Nf4 Qe7 10.Nf3 d6 11.Be2 Nd7 12.0-0 Nf6 13.d4 Bf5 14.Bd3 Ne4 15.Qc2 Rae8 16.Nh5 Bg4 17.Ng3 (17.Be4 Qe4 18.Qe4 Re4=) 17...Bf3=+ 18.gf3 Nd2 19.Kg2 (19.Rfd1!? Nf3 20.Kg2 Nh4 21.Kh1-/+) 19...Nf1-+ 20.Rf1 g6 21.f4 a6 22.Rh1 Qh4 23.Rb1 Qe7 24.h4?? (24.Rh1 c5 25.Qb2-+) 24...b5 (24...c5 25.d5-+) 25.Rh1 White prepares the advance h5 (25.h5 Rb8-+) 25...c5 26.dc5 dc5 27.h5 bc4 (27...Rd8 28.f5 Qd6 29.Be2-/+) 28.Bc4 (28.Qc4 Qb7 29.Kg1 Rd8-/+) 28...Qb7 29.Kg1 Qc6?? (better 29...Kg7-/+) 30.hg6+/- Qg6 (30...hg6?? 31.Qb2 Qh1 32.Kh1+-) 31.Bd3 f5 32.Bf5 (32.Qc5!? Bb6 33.Qd5 Re6 34.Bc4+-) 32...Rf5+= 33.Qf5 Qf5 34.Nf5 c4? (34...Bb4 35.Rh6 a5 36.Rc6+/-) 35.Kg2 (35.Nd6 Re6 36.Nc4 Bb4+-) 35...Bd2? (better 35...c3+=) 36.Nd6+- Re6 37.Nc4 Bc3 38.Kf3 Rc6 39.Ne5 Rc5?? (39...Rc7 40.Rh6 a5 41.Ra6+-) 40.Ke4 (better 40.Rg1 Kf8 41.Nd7 Kf7 42.Nc5+-) 40...Ra5 41.Rg1 Kf8 42.Rc1 Bb4 (42...Be5 43.fe5 Ra2 44.f4+-) 43.Rc8 Kg7 44.Rc7 Kg8 45.Ng4 h5 46.Nf6 Kf8 47.Rh7 Ra2 (47...Bc3 48.Nd5 Ba1 49.Rh5 Ra2 50.f3+-) 48.Kf5 (48.Kf5 Bc3 49.e4 (49.Rh5?! Ra5 50.Ke6 Rh5 51.Nh5 a5+-) 49...Bf6 50.Kf6+-) 1-0. Timmermans,M (2385) - Kollars,Dmitrij (2595), Titled Tuesday, 2021.

9.Nf4 Qh6 10.Nf3 d6 11.Be2 Nd7 12.0-0 Nf6 13.d4 Re8 14.Bd3 Bg4 15.h3 Bf3 (15...Bc8 16.Rb1=) 16.Qf3+= Re7 17.Rab1 Rae8 18.Rb3 Bb6 19.Rfb1 Ne4 (19...Qg5 20.d5+=) 20.Be4+/- Re4 21.c5 dc5 22.dc5 Bc5 23.Rb7 g5? (better 23...Rc4!?+=) 24.Nd3 (24.Nh5 f5 25.Qf5 Qh5 26.Qc5 Qg6+-) 24...Be7?? (better 24...Bb6 25.Qf7 Kh8+-) 25.Qe4 (25.Qe4 Qg6 26.Qg6 hg6 27.Ra7+-) 1-0. BeepBeepImAJeep (2735) - Sitojumi (2575), lichess.org, 2020.

9.Nf4 Re8

10.Be2 Qe7 11.Nf3 d6 12.0-0 Nd7 13.d4 Nf6 14.Bd3 Ne4 15.Qc2 Bg4 16.h3 Bf3 17.gf3 Ng5 18.Kg2 h6 19.h4 Ne6 20.Ne6 Qe6 21.Rh1 Qf6 22.Rag1 c5 23.d5 a6 24.a4 Bb4 25.f4 Re7 26.Kf3 Rae8 27.Rg4 Qc3 28.Rhg1 f6 29.Rg6 Qc2 30.Bc2 Kf8 31.Bf5 Rc7 32.Be6 Ba5 33.h5 b5 34.ab5 ab5 35.cb5 c4 36.e4 c3 37.e5! de5? (37...de5 38.fe5 Combination; 37...fe5 38.fe5 Combination) 38.d6 e4 39.Kg4 (better 39.Ke2 Re6 40.dc7 Bc7 41.Rg7 Bf4 42.Rg8 Ke7 43.R1g7 Kd6 44.Rc8+-) 39...Rb7= 40.f5 c2?? (better 40...Rd8 41.d7 c2=+) 41.Kh4+- Rf7 (41...Re6 42.fe6 Bd8+-) 42.Bf7 Kf7 (42...c1Q 43.Rc1 Kf7 44.Rc7 Bc7 45.dc7 Ke7 46.Rg7 Kd6+-) 43.Rg7 Kf8 44.Rg8 Kf7 45.R1g7 1-0. BeepBeepImAJeep (2665) - newbegginner53 (2365), Rated Blitz game, lichess.org, 2015.

10.Be2 Qf6 11.Nf3 Na6 12.0-0 d6 13.d4 Nc7 14.Nh5 Qh6 15.Ng3 d5 (15...Bg4 16.Rb1 Bb6 17.Bd3+=) 16.Rb1 (16.Qa4 b6+=) 16...dc4 17.Bc4 Ne6 (17...Rb8 18.Ne5 Be6 19.Qc2+=) 18.Qb3 (18.Nf5!? Qf6 19.Nd6+/-) 18...Bc7= 19.Rbd1 (19.Rfc1 Nd8=) 19...Nd8 20.d5 Bg4 21.dc6 bc6 (worse 21...Qc6 22.Bb5 Qe6 23.Be8 Qe8 24.Rd2+-) 22.Rd4 Bf3 23.gf3 Ne6 24.Rd7 Be5 (24...Nc5!? 25.Rf7 Nb3 26.Rf6 Kh8 27.Rh6 Nd4=) 25.Rfd1 Rab8 (25...Nc5 26.Bf7 Kh8 27.Qa3 Nd7 28.Be8 Re8 29.Rd7+/-) 26.Qd3 (26.Qa4 Rec8 27.Qa7 Qh4+/-) 26...Rb2 (26...Nc5 27.Qf5 Nd7 28.Bf7 Kh8 29.Be8 Re8 30.Rd7 g6+-) 27.Bb3?? (better 27.Qf5 Bf6 28.Ne4+/-) 27...Rf2!-+ 28.Kf2? (28.Kf2 Qh2 Deflection) 28...Qh2 29.Kf1 Bg3 (better 29...Qh3 30.Ke1 Qg3 (30...Bg3?! 31.Kd2=) 31.Kf1 Qf3 32.Kg1 Ng5 33.Bf7 Nf7-+) 30.Qd2?? (better 30.Qc2 Qh1 31.Ke2 Qg2 32.Kd3 Qf3 33.Be6 fe6 34.Rc1-/+) 30...Qh1 31.Ke2 Qg2 (31...Nf4!) 32.Kd3-/+ Nc5 (better 32...Qf3!? 33.Be6 fe6-/+) 33.Kc4= Nd7?? (better 33...Qd2 34.R7d2 Ne6=) 34.Qg2+- (34.Qg2 Nb6 35.Kc5+-) 1-0. BeepBeepImAJeep (2760) - mindSet2020 (2655), lichess.org, 2020.

10.Be2 Qf6 11.Nf3 Bc7 12.Nh5 Qg6 13.Ng3 d6 14.0-0 Nd7 15.d4 Nf6 16.Rb1 d5 17.Bd3 Qh6 18.Qc2 Bg4? (better 18...Bg3 19.hg3 dc4 20.Qc4 Be6=) 19.Rb7+/- Rac8 20.Bf5 Bf5 21.Qf5 dc4 (21...Bd6 22.c5 Bg3 23.hg3+- (23.fg3?! Qe3 24.Kh1 Rf8+=)) 22.Rc1 (22.Qc8 Rc8 23.Nf5 Qh5 24.Ne7 Kf8 25.Nc8 Ne8+-) 22...Bb6 (22...Bg3 23.hg3 Rb8 24.Rb8 Rb8 25.Ne5+-) 23.Rc4 Re6? (23...Rc7 24.Rc7 Bc7 25.Rc6 Bg3 26.hg3+- (worse 26.fg3 Qe3 27.Kh1 Qd4=+)) 24.Ne5 (24.Ng5 Rce8+-) 24...Rce8 (24...g6 25.Nf7 Qh2 26.Kh2 gf5 27.Ng5 Ng4 28.Kg1+-) 25.Rc6 (25.Qf3 g6+-) 25...Bd4 (25...Rc6 26.Nc6 Re3 27.fe3 Qe3 28.Kh1 Qc1 29.Nf1 Qc6 30.Rb8 Qe8 31.Re8 Ne8 32.Qd7+-) 26.Ng4 (better 26.Nf7 Qe3 27.fe3 Be3 28.Kf1 Rc6 29.Ne5+-) 26...Ng4?? (better 26...Qh4 27.Rcc7 Qg4 28.Qg4 Ng4 29.ed4 Re1 30.Nf1 Rd1+-) 27.Qf7 (27.ed4?? Qh2 28.Kf1 Re1) 27...Kh8 28.Re6 (28.ed4?? Qh2 29.Kf1 Re1) 28...Qh2 29.Kf1 Rg8 (29...Qh1 30.Nh1 Nh2 31.Ke2 Rg8 32.Re8 Re8 33.Qe8) 30.Qg8! Kg8 (30...Kg8 31.Re8 Mate attack) 31.Re8 1-0. Timmermans,M (2385) - Barp,Alberto (2360), Titled Tuesday, 2021.

10.Be2 Qf6 11.Nf3 Bc7 12.Nh5 Qg6 13.Ng3 d6 14.0-0 Nd7 15.d4 Nf6 16.Bd3 Qh6 17.Nf5 Qh5 18.Ng3 Qh6 19.Qc2 g6 20.Rab1 Qg7 21.e4 Nd7 22.Ne2 c5 23.d5 Bd8 24.Qd2 Bf6 25.Ne1 Ne5 26.f4 (26.Nc2 Qf8=) 26...Nd3=+ 27.Qd3 Re4 28.Qe4 Bf5 29.Qf3 Bb1 30.Qb3 Bf5 (30...Re8 31.Ng3 Be4 32.Qb7 Bd4 33.Kh1=+) 31.Ng3 (31.Qb7 Qf8=) 31...Bd4 32.Kh1 Bg4 (better 32...Bc8!?=+) 33.Qb7+= Re8 34.Nc2 h5 35.h3 (worse 35.Qa7 h4 36.Qa4 Kf8-+) 35...h4 36.Ne4 (36.Qb5 Re7 37.hg4 hg3 38.Qb8 Kh7-/+) 36...Re4 37.hg4 h3 (37...Re2 38.Qb3= (worse 38.Nd4 Qd4 39.g5 Qc4-+)) 38.Qc8 (38.gh3 Qh7 39.Qc8 Kg7=) 38...Kh7 39.g5 (worse 39.gh3 Re2 40.Ne1 Qh6=+ (worse 40...Ra2 41.Nf3+=)) 39...Re2 (39...hg2!? 40.Kg2 Re2 41.Kf3 Rh2+=) 40.Qh3+/- Kg8 41.Nd4 (41.Re1 Re1 42.Ne1+=) 41...Qd4= 42.Qc8 Kg7 43.Qd8 Re4 (43...Ra2!? 44.Qd6 Rc2= (44...Qc4?? 45.Qf6 Kg8 46.Rb1+-)) 44.Qd6+= Qc4 45.Qf6 Kg8 46.Rb1 Re8 47.d6 (better 47.Rb3 Qd4 48.Qd4 cd4 49.Rb4+-) 47...Qd3? (better 47...Qa2 48.Rb7 Rf8+/-) 48.Rb3+- Qd2 (48...Qd4 49.d7! Rf8 50.Ra3+-) 49.Kh2 (better 49.Rh3 Qd1 50.Kh2+-) 49...c4 (49...Qd4 50.d7! Rf8+- (50...Qd7?? 51.Rh3 Qh3 52.gh3+-)) 50.Rh3 (50.Rh3 Qf4 51.Qf4 Re1 52.Qf6 Rh1 53.Kh1 c3 54.Rh8) 1-0. BeepBeepImAJeep (2855) - mutdpro (2775), lichess.org, 2017.

10.Be2 Qf6 11.Nf3 d6 12.0-0 Nd7 13.d4 Bc7 14.Nh5 Qg6 15.Ng3 Nf6 16.Bd3 Qg4 17.Rb1 Qd7 18.Bf5 Qd8 19.Bc8 Qc8 20.Qc2 Rb8 21.Rb2 Qd7 22.Rfb1 Bd8 23.Qf5 Qc7 24.h3 g6 25.Qc2 Nd7 26.Ne2 Bf6 27.Nf4 Bg7 28.Qa4 a6 29.Qc2 Nf6 30.Rb3 Re7 (30...b6 31.Qb2 Nd7 32.Qa3+=) 31.Qb2 Qc8 32.Qa3 Ne4 33.Nd3 White prepares the advance c5 (33.Rb6 Qc7+/-) 33...g5 (better 33...b5!?+=) 34.c5+/- d5 35.Nde5 (35.Rb6 Ra8+/-) 35...f6 (35...Be5!? 36.de5 Kh8+=) 36.Nd3+/- h5 Black intends g4 37.Nb4 (better 37.Qb2+/-) 37...g4=+ 38.hg4 hg4 39.Ne1 g3 40.fg3 Nd2 41.Na6? (better 41.Nec2-+) 41...Nb1 (41...Ra8 42.Rb7 Rb7 43.Rb7 Qb7 44.Qb4 Qa6 45.Qd2 Qa2 46.Qd1-+) 42.Qb2 Ra8 (better 42...Nd2! 43.Nb8 Nb3 44.Nc6 Re3-+) 43.Nb4-/+ Bh6 44.Qb1 Be3?? (better 44...Qe8 45.Nbc2 Be3 46.Ne3 Re3-/+) 45.Kf1?? (better 45.Re3 Re3 46.Qg6 Kf8 47.Qh6 Ke7 48.Qe3 Kd8 49.Nec2+-) 45...Qg4 46.Qg6 (46.Nbc2 Bd4 47.Nd4 Qd4 48.Qg6 Rg7 49.Qh5 Qc5 50.Qf5-+) 46…Qg6 0-1. BeepBeepImAJeep (2730) - venajalainen (2795), lichess.org, 2020.

10.Be2 Na6

11.Nf3 Qf6 12.0-0 d6 13.d4 Bc7 14.Bd3 Bg4 15.h3 Bf5 16.Nh5 Qg6? (better 16...Qe6+=) 17.Nh4+- Bd3 18.Ng6 Bf1 19.Qf1 (19.Ngf4 Bc4 20.Qg4 g6 21.Nf6 Kf8 22.Ne8 Re8+-) 19...hg6 20.Ng3 Nb8 (20...Rab8 21.e4+-) 21.Rb1 b6 22.Qd1 c5 (22...a6 23.d5+-) 23.Qf3 Nd7 (23...d5+-) 24.Qc6 1-0. BeepBeepImAJeep (2730) - Paladin61 (2605), lichess.org, 2020.

11.Nf3 Qf6 12.0-0 d6 13.d4 Bf5 14.Nh5 Qh6 15.Ng3 Bg6 16.Bd3 Bb6 17.Rb1 c5 18.d5 Nc7 19.Bg6 hg6 (19...Qg6 20.Nh4 Qg5 21.Nhf5+/-) 20.a4 Rab8 21.Rb3 Ba5 22.Ne1 Bb4 23.Nd3 Na6 24.Qf3 Ba5 25.Rfb1 Nb4 26.Nb4 Bb4 27.Ne2 Qg5 (27...Qh5 28.Nd4+=) 28.Nc1 a5 29.Nd3 b6 30.g3 f5 (30...Re7 31.Kg2+= (31.Nb4?! ab4 32.h4 Qe5=+)) 31.Qf4 (31.Nf4!?+/-) 31...Qf6+= 32.Qf3 Re4 (32...Qg5 33.Nf4+/- (33.Nb4?! ab4 34.Qd1 Qg4=)) 33.Rc1 (worse 33.Nb4 ab4 34.Qe2 Ra8=+) 33...Rbe8 34.Qd1 (34.Nf4 g5 35.Ne6 g4+=) 34...g5= 35.Kg2 f4 (35...Qf7 36.Qc2+=) 36.ef4 gf4 37.Nf4 Rd4 38.Rd3 Rf4 (38...Ree4 39.Ne6 Re1 40.Rd4 cd4 41.Qc2+=) 39.gf4+- Qf4 40.Rg3?? (40.Rf3 Qh4 41.Rh3 Qf4+-) 40...Rf8?? (better 40...Re1 41.Qe1 Be1 42.Re1 Qc4-+) 41.Rc2 (41.Qg4 Qg4 42.Rg4 Rf6+-) 41...Qe4 42.Kg1 Rf6 (42...Re8 43.Qd3 Qd3 44.Rd3+-) 43.Qe2 Qd4 44.Qg4 Rf8 (44...Qg4 45.Rg4 Kf7 46.Re4+-) 45.Qd4 (45.Qe6 Rf7 46.Re2 Qf6+-) 45...cd4 46.Rd3 (46.Re2 Bc5+-) 46...Rf5? (better 46...Bc3+-) 47.Rd4 Rg5 (47...Re5 48.Rd1+-) 48.Kf1 Rd5 (48...Rf5+-) 49.Rd5 1-0. BeepBeepImAJeep (2740) - Grimmjow_The_King (2685), lichess.org, 2019.

11.Nf3 Nc5

12.0-0 Ne4

13.Bd3 Bc7 14.Qc2 Qe7 15.Nh5 d5 16.cd5 cd5 17.Ng3 (17.Bb5 Rd8=) 17...Bd6 18.Nd4 g6 19.Ne4 de4 20.Bc4 Bd7 (20...a6!?=+) 21.Qb3= b5 (21...Be5 22.Qb7 Qd6 23.Qd5=) 22.Bd5+= (worse 22.Bb5 Rab8 23.Qd5 Bb5 24.Nb5 Bh2 25.Kh2 Red8-/+) 22...Rac8 23.f3 (23.Nb5 Bb5 24.Qb5 Qe5-+) 23...Kg7 (23...Qh4!? 24.Bf7 Kg7+/-) 24.fe4+/- (worse 24.Be4 Qh4 25.h3 Bh3-/+) 24...f6 (24...Rf8+/-) 25.Rf2 (better 25.Nb5!? Bb5 26.Qb5+-) 25...Be5 26.Raf1 Bd4 (26...a6 27.Ne2 Qd6 28.g4+-) 27.ed4 Rf8 28.e5! f5 (28...fe5 29.Rf7 Deflection) 29.e6 (29.Re1 a5+-) 29...Be8 (29...Bc6 30.Bc6 Rc6 31.d5+/-) 30.Qg3+- Rd8 (30...Qf6 31.Qe3 Rd8+-) 31.Rf5 Rf5 32.Rf5 Qd6 33.Re5 (33.Qd6 Rd6 34.Re5 Kf6+-) 33...Qb4 (33...Rc8 34.Qf4+-) 34.Qe3 Qe7 35.g3 a5 36.h4 (36.Qc3 a4+-) 36...a4 (36...Rc8 37.Qg5 Qb4 38.Qf4+-) 37.h5! h6 (37...gh5 38.Bc6 Decoy) 38.Be4 (38.hg6 Bg6 39.Bc6 Be8 40.Bb5 Bb5 41.Rb5 Rc8+-) 38...g5 (38...gh5 39.d5+-) 39.g4 b4 40.d5 b3 (40...Kg8 41.d4+-) 41.ab3 a3 42.Bb1 (42.Qc3 Kg8+-) 42...Ra8 (42...Kg8 43.d4+-) 43.Qe4 (43.Qd4 Kg8 44.d6 Rd8+-) 43...Kg8 44.d6 Qa7 45.d4 (better 45.Kh1 a2 46.Ba2 Qa2+-) 45...Bc6 (45...a2 46.Ba2! Qa2+-) 46.Qg6 (46.Qc6 a2 47.Qa8 Qa8 48.Ba2 Qa2+/-) 46...Qg7 47.d5 (better 47.d7!? Qg6 48.hg6 Kg7+-) 47...Qg6 48.hg6 (48.Bg6?! a2 49.Re1 Bd5+-) 48...Bb5 49.d7 Kg7 50.Ba2 (better 50.d6!? Kf6 51.Rb5 Ke6+-) 50...Kg6 (50...Bd7 51.ed7 Rd8 52.d6+-) 51.Kf2 (better 51.Rf5 Kh7 52.d6 Bc6+-) 51...Kf6 52.Rf5 Ke7 53.Ke3 Kd6 54.Kd4 (54.Rf6 Kd5 55.Rh6 Kd6+-) 54...Be2 55.Rf6 (55.Rf2!? Bd1+-) 55...Bg4 56.Rh6 Bf5 (56...Bf3 57.b4 g4 58.Rh7+-) 57.Rh5 Bc2 (57...Be6 58.Rh6 Kd7 59.Re6+-) 58.Rg5 Rb8 59.Rg3 Bd1 (59...Bf5 60.b4! Rb4 61.Bc4 Rb8+-) 60.Rc3 Bf3 (60...Rd8+-) 61.Rc8 Rb4 62.Kc3 (62.Kc3 Ke5 63.e7+-) 1-0. Timmermans,Mark (2385) - Dvirnyy,D (2480), Titled Tuesday, 2021.

13.Bd3 Nf6 14.Bc2 Qe7 15.d4 d6 16.Rb1 Bc7 17.d5 Bb6 18.Nd4 Bd7 19.Qf3 Rac8 20.dc6 bc6 21.Ba4? (21.h3!?=) 21...Bd4 (21...Ne4!? 22.Rb2 Qe5-/+) 22.ed4=+ Qe4 23.Rfd1 Rb8 (23...g5!? 24.Qe4 Re4=+) 24.Rb8 Rb8 25.d5 (25.Qe4!? Ne4 26.Bb3=) 25...Qf3 26.gf3 c5 27.Bd7 Nd7 28.Nd3 Kf8 29.Kf1 Rb6 30.Rc1? (better 30.Ra1!?=+) 30...Ra6-+ 31.Rc2 Nb6 32.Ke2 (32.Nf4 Ra4 33.Ng2 Rc4 34.Rc4 Nc4 35.Ke2-+) 32...Ra4 33.f4 (33.Nf4 Nc4 34.Ng2 Rb4-+) 33...Nc4 34.Kf3 (34.Ne1 Nb6 35.Rd2 Re4 36.Kf1 Rf4-+) 34...Nb6 35.h4 (35.f5 Nd5 36.Nc1 Ke7-+) 35...Ra3 36.Ke4 0-1. Timmermans,M (2375) - Jovanovic,Zo (2515), European Blitz (16), 2018.

13.d4 Nc3 14.Qc2 Ne2 15.Ne2 b5 16.cb5 cb5 17.Ng3 Bb7 18.Rab1 Rac8 (18...Bf3 19.Rb5 Qa6 20.Qf5=) 19.Qf5= a6 20.a4 Bc6 21.ab5 Bb5 (worse 21...ab5 22.Ng5 Qg6 23.Qg6 hg6 24.d5+/-) 22.Ne5 f6 (22...Bf1 23.Qf7 Kh8 24.Qe8 (24.Nf1?! Qe6+=; 24.Rf1?! Re5 25.de5 Qe5+/-; 24.Kf1? Re5 25.Nf5 Rf5 26.Qf5 Qh2-+) 24...Re8 25.Nf7 Kg8 26.Nd6+-) 23.Nd3 (better 23.Rb5 ab5 24.Nd7=) 23...g6-/+ 24.Ne4 Bd3 (24...gf5 25.Nd6 Bd3 26.Ne8 Re8 27.Ra1 Bf1 28.Kf1-+) 25.Nd6?? (better 25.Nf6!? Kh8 26.Ne8 Qh2 27.Kh2 gf5 28.Nf6 Bf1 29.Rf1+/-) 25...Bf5 (25...gf5!? 26.Ne8 Re8 27.Ra1 Bf1 28.Kf1-+) 26.Ra1-/+ Bc3 27.Ra6 (27.Ne8!? Re8 28.Ra6-/+) 27...Bd3-+ 28.Ra3 Bf1 29.Ne8 Bd3 30.Nf6 Kf7 31.Nd7 Bf5?? (better 31...Bb2 32.Ne5 Ke8 33.Nd3 Ba3-+) 32.Ne5= Ke6 33.g4 Be4 34.Ra6 Kd5 35.f3 Bd3?? (35...Bc2!?+=) 36.Ra7 (36.Nd3 Kc4 37.Ne5 Kb5+-) 36...Bb4?? (36...Bb5 37.Kf2 Bd2 38.Rb7+=) 37.Rd7 (better 37.Nd3 Bd6 38.Ra6+-) 37...Ke6 38.Rh7 (better 38.Nd3 Kd7 39.Nb4+-) 38...Rc1= 39.Kg2 Rc2 40.Kg3?? (better 40.Kg1 Rc1 41.Kf2 Rc2 42.Kg1 Rc1=) 40...Be1-+ 41.Kf4 Bd2?? (better 41...g5 42.Kg5 Bh7-+) 42.Nd3+- g5 (42...Rc3 43.Ke4 g5 44.f4 gf4 45.ef4+-) 43.Ke4 Rc8 44.Nc5 (better 44.Ne5!? Rc3 45.d5 Kd6 46.Rh6 Kc5 47.Rc6 Kb5 48.Rc3 Bc3+-) 44...Kf6 45.Rh6 Kg7 46.Ra6 Re8 (46...Kf7 47.Ra7 Kg8 48.Kd3+-) 47.Kd5 (better 47.Ne6!? Kg8+-) 47...Re3 (47...Be3 48.Ne6 Kf7 49.Ke4+-) 48.Ne6 (48.Ne4 Rd3 49.Kc4 Rf3 50.Nd2 Re3+-) 48...Kf7 (48...Kg6 49.f4 gf4 50.h4+- (worse 50.Nf4 Kg5 51.Ng6 Kg4+-)) 49.Rd6 (better 49.Ng5 Ke8 50.Re6 Kd7 51.Re3 Be3 52.h4+-) 49...Rf3 50.Rd7 Kg6 51.Rg7 Kh6 52.Rd7 Rf6?? (52...Kg6 53.Rb7 Rh3 54.Nf8 Kf6+-) 53.Nf8?? (better 53.Re7+-) 53...Rg6?? (better 53...Rf8 54.h3 Rf3-/+) 54.Rh7 1-0. BeepBeepImAJeep (2735) - Yakimkin_Igor (2595), lichess.org, 2020.

13.d4 Nc3 14.Qc2 Ne2 15.Ne2 Bc7 16.Rab1 Qh6 17.Ng3 (17.Rfd1 Qf6=) 17...Qg6 (17...Bg3 18.hg3 d6 19.e4=) 18.e4 (18.Qg6!? hg6 19.Rfe1+=) 18...Bg3= 19.hg3 (19.fg3 d6= (19...Qe4?? 20.Rbe1 Qe1 21.Re1 Re1 22.Ne1+-; 19...Re4 20.Ne5 Re5 21.Qg6 hg6 22.de5+-)) 19...d6 (19...d5!?-/+) 20.Rfe1= White prepares e5 20...b6 21.Qa4 Bd7 (21...Re4?? 22.Qc6 Bb7 23.Qb7+-) 22.d5 Rec8 (22...b5 23.Qa6 cd5 24.cd5+=) 23.e5= Be8 24.Qa3 cd5 25.cd5 Rc5? (25...de5 26.Ne5 Qf6 27.Rbd1=) 26.ed6?? (better 26.Rb6! Rd5 27.ed6+-) 26...Qd6=+ 27.Rbd1 f6 28.Re6 Qd7 29.Rb6 Rd5 30.Rd5 Qd5 31.Ra6 Qb7 32.Nd4 Bf7 33.g4 Qb1 (33...Rd8 34.Ra7 Qe4 35.Nf5 Qg4 36.Ne7 Kh8 37.Qd3=) 34.Kh2= Qb8 35.g3 Qb7 36.Nf5 Rd8 (better 36...Bc4 37.Rc6 Bd5=) 37.Ra7+/- Qe4 38.Rf7! Kf7 (38...Kf7 39.Nd6 Double attack (39.Qa7 Deflection)) 39.Qa7 Ke8 40.Ng7 (40.Qg7?! Rd1 41.Qg8 Kd7 42.Qh7 Kd8 43.Qh8 Kd7 44.Qg7 Kc8 45.Qf8 Kd7 46.Qf7 Kc8 47.Qg8 Kd7 48.Qg7 Kc8 49.Qh8 Kd7 50.Qg7=) 40...Kf8 41.Nf5 Rd2 42.Qc5 Kg8 43.Qc8 Kf7 44.Qc7 Kf8 45.Qc5 Kf7 (45...Kg8 46.a3 Qe1 47.Qc8 Kf7 48.Qc7 Ke8 49.Qc6 Kf7 50.Qb7 Kf8 51.Kh3 Rf2 52.Qc8 Kf7 53.Qc7 Kf8 54.Qd8 Kf7 55.Qd7 Kf8 56.Qg7 Ke8 57.Qg8 Kd7 58.Qd5 (58.Qh7?? Kc6 59.Ne7 Kc7 60.Nd5 Kd6 61.Qc7 Kd5 62.Qd7 Kc4 63.Qa4 Kc5 64.Qa7 Kd6 65.Qb6 Ke7 66.Qb4 Qb4 67.ab4 Rb2-+) 58...Kc7 59.Qc5 Kb8 60.Qb6 Kc8 61.Qc6 Kb8 62.Qb6 Ka8 63.Qa6 Kb8 64.Qb6=) 46.Qa7 Kf8 47.Qe3?? (better 47.Qb8 Kf7 48.Nd6 Rd6 49.Qd6 Qg4 50.Qd5 Kf8 51.f3+-) 47...Qe3-+ 48.Ne3 Rf2 49.Kh3 Ra2 50.Nf5 Kf7 51.Nh4 Kg7 52.Nf3 Kg6 53.Nd4 Kg5 54.Ne6 Kg6 55.Nf4?? (55.Nd4 Rd2 56.Ne6-+) 55...Kh6 56.Nh5 Kg6 57.Nf4 Kg5 58.Ng2?? (58.Ne6 Kh6-+) 58...Kg6?? (58...Ra1 59.Nf4-+) 59.Ne3?? (59.Nf4 Kf7 60.Ng2-+) 59...Kh6 60.Nd5 Kg7 61.Ne7 Kf7 62.Nf5 (62.Nf5 Ke6 63.Ng7 Ke5 64.Nf5-+). BeepBeepImAJeep (2685) - zvonokchess (2655), lichess.org, 2015.

13.d4 Nc3 14.Qc2 Ne2 15.Ne2 Bc7 16.Ng3 Qf6 17.Rab1 d6 18.Qd2 Rb8 19.Rb2 Bg4 20.Qd1 h5 21.h3 h4 22.Nh1 (22.hg4 hg3 23.Qd3 Qe6=+) 22...Bh5 (22...Bh3 23.gh3 Qg6 24.Ng3 hg3 25.Qa4-/+) 23.Re1 d5 24.cd5 cd5 25.Rb5 Rbd8 (25...Qd6 26.Kf1 a6-+) 26.e4? (better 26.Rb7 Bb6 27.Qe2=+) 26...Bf3 (26...Re4!? 27.Re4 de4 28.Qc2 ef3 29.Rh5 fg2 30.Kg2-+) 27.Qf3-/+ Qf3 28.gf3 de4 (28...Bb6 29.a4-/+) 29.fe4 Rd4 30.Rb7 Bb6 31.Kg2 (31.e5 Rd5-/+) 31...Rde4 32.Re4 Re4 33.Rb8 Kh7 34.Rb7 Kg6 35.Kf3? (35.Rd7 Re2-+) 35...f5 (35...Ra4!? 36.Re7 Ra2 37.Re4-+) 36.Rd7 Kf6 37.Rd6 Ke5 38.Rg6 (38.Rd7 Rf4 39.Kg2 g5-+) 38...Ra4 (38...Re1!? 39.Kg2 f4 40.Rg7 f3 41.Kh2-+) 39.Rg7 Ra3 40.Kg2 Ra2 41.Rh7 a5 (41...Bd8!? 42.Rh8 Bg5 43.Kf3-+) 42.Rh4-/+ a4 43.Rh6 (43.Rb4 Bc5 44.Rc4 Bd6-/+) 43...Bd4 (43...Rb2!? 44.Rh8 a3 45.Re8 Kd6 46.Ra8-+) 44.Ra6 a3 45.h4 Ra1 (45...f4 46.Ra5 Ke6 47.Ra4-+) 46.h5 (better 46.Ra5 Ke6 47.Ng3=+) 46...a2?? (46...f4 47.h6 a2 48.h7-+) 47.h6?? (better 47.Ng3=) 47...Rh1!-+ 48.Ra2? (48.Kh1 a1Q Double attack) 48...Rh6 49.Ra5 (49.Ra5 Ke4 50.f3 Kf4 51.Ra4 Rg6 52.Kf1-+). BeepBeepImAJeep (2615) - Clovis99 (2545), lichess.org, 2017.

9.Nf4 Qf6

10.Be2 d5 11.cd5= cd5 12.Nf3 Rd8 13.0-0 Nc6 14.d4 Bf5 15.Qb3 The isolani on d5 becomes a target 15...b6 (better 15...Be4!?=) 16.Nd5+/- Qg6?? (better 16...Qd6!? 17.Bb5 Rac8 18.Bc6 Rc6+-) 17.Nh4 (better 17.Ne5 Ne5 18.Ne7 Kf8 19.Ng6 Ng6+-) 17...Qg5 (17...Qe6 18.Bc4 b5 19.Qb5 Bd3 20.Bd3 Rd5+-) 18.Nf5 Qf5 19.Bb5 (19.Bb5 Rd5 20.Bc6+-) 1-0. BeepBeepImAJeep (2745) - Dr_CRO (2705), lichess.org, 2020.

10.Nf3 Bc7 11.Nh5 Qg6 12.Ng3 d5 13.cd5= cd5 14.Be2 Nc6 15.0-0 d4 16.Bb5 de3 17.de3 a6 18.Be2 Be6 19.a4 Rfd8 (19...Bg3 20.hg3 f5 21.Qb1=) 20.Qb1= Qb1 21.Rab1 Rab8 22.Rfc1 Bd6 23.Ba6?? Exerts pressure on the backward pawn (better 23.Rb6=) 23...Nb4?? (23...ba6 24.Rb8 A) worse 24...Rb8 25.Rc6 Ba3 26.h3+/- (26.Ra6?? Bc4 27.h3 Ba6-+); B) 24...Nb8-+) 24.Bf1 (24.Bc4 Na2 25.Ba2 Ba2+/-) 24...Ra8 (24...Na2 25.Rc2 Bg3 26.Ng5+/- (worse 26.fg3 Bf5-/+; worse 26.hg3 Bf5=+)) 25.Bb5 (25.Ne4 Bf8 26.Nc5 Bc5 27.Rc5 Ra4+/-) 25...Rdc8 (better 25...Na2!? 26.Rc2 Bg3+=) 26.Nd4 Na2 27.Rc8 Rc8 (better 27...Bc8!? 28.Ne4 Be7+/-) 28.Ne6 fe6 29.Ne4 Nc3? (29...Be7 30.Bd7 Rc1 31.Rc1 Nc1 32.Be6 Kf8+-) 30.Nd6 Rd8 (30...Rc7 31.Rf1 Kf8+-) 31.Rb3 (31.Nb7 Ra8 32.Rc1 Na4+-) 31...Rd6?? (better 31...Nb5 32.Rb5 Rd6+-) 32.Rc3 Rd1 33.Bf1 Ra1 34.Rc4 Kf7 35.Rb4 Kf6 36.Rb7 Ra4 37.Rb6 g5 38.g3 h6 39.Kg2 Re4 40.Be2 Ra4 41.Bf3 Ra3 (41...Ra5 42.Bg4 Re5 43.Kf3+-) 42.h3 (42.Bd5 Kg7 43.Be6 h5+-) 42...Ra4 (42...Ra5 43.Bg4 Re5 44.Re6 Re6 45.Be6 Ke6 46.f4+-) 43.Bg4 (43.Bd5 Kg7 44.Be6 Ra5+-) 43...Re4 44.Kf3 Re5 45.e4 Kf7 46.Re6! Re6 47.Be6 Ke6 48.Ke3 (better 48.Kg4 Ke5+-) 48...Kf6 49.f4 Kg6 50.Kd4 Kf7 51.g4 (better 51.fg5 hg5 52.Ke5 g4+-) 51...Kg6 (51...gf4 52.Kd3 Ke6+-) 52.f5 Kf6 53.e5 Kf7 54.Kd5 White prepares e6 54...Ke7 55.e6 Kf6 56.Kd6 h5 (56...Kg7 57.e7 Kf6 58.e8Q Kg7 59.Qg6 Kf8 60.Ke6 h5 61.Qf7) 57.e7 hg4 (57...Kf7 58.Kd7 Kg7 59.e8Q hg4 60.Qg6 Kf8 61.Ke6 gh3 62.Qf7) 58.e8Q Kf5 59.Qe5 Kg6 60.hg4 (60.Ke6 g3 61.Qf6 Kh7 62.Kf7 g2 63.Qg7) 60...Kf7 61.Qf5 Kg7 (61...Kg8 62.Qg6 Kh8 63.Qg5 Kh7 64.Ke6 Kh8 65.Kf6 Kh7 66.Qg7) 62.Qg5 (62.Ke7 Kh6 63.Qe5 Kg6 64.Kf8 Kh6 65.Qg7) 62...Kf8 63.Qf5 (63.Qe7 Kg8 64.g5 Kh8 65.g6 Kg8 66.Qf7 Kh8 67.Qf8) 63...Ke8 (63...Kg7 64.Qe5 Kg8 65.Ke7 Kh7 66.Kf7 Kh6 67.Qg7) 64.Qh7 (64.g5 Kd8 65.Qd7) 64...Kd8 (64...Kf8 65.g5 Ke8 66.Qe7) 65.Qh8 (65.Qd7) 1-0. BeepBeepImAJeep (2755) - Dr_CRO (2695), lichess.org, 2020.

10.Nf3 Bc7 11.Nh5 Qg6 12.Ng3 Re8 13.Be2 Na6 14.0-0 Nc5 15.d4 Ne4 16.Bd3 f5 (16...Bg3 17.hg3 d6 18.c5=) 17.Qc2 (17.Nh4!? Qf6 18.Nhf5=) 17...Bg3= 18.fg3 d6 19.Nh4 (19.Nd2 Nd2 20.Qd2 Qg5=) 19...Qg5 (19...Qh5 20.Rab1=) 20.Rae1 Bd7 (20...Qh5 21.Rf4+=) 21.Nf3 (21.Rf4 b6+=) 21...Qh6 22.Nd2 Nd2 23.Qd2 Rf8 24.Rf3 (24.Rf4 c5+=) 24...Rae8 25.Ref1 g6 Attacking the backward pawn on e3 26.h3 (26.Qb4 Bc8+=) 26...Bc8 27.Qc1 Rf7 28.c5 (28.g4 Rfe7 29.gf5 Bf5 30.Bf5 gf5+=) 28...d5 (28...dc5 29.Bc4 Be6 30.Be6 Re6 31.dc5=) 29.g4 Ref8 30.gf5 Bf5 31.Bf5 Rf5 32.Rf5 Rf5 33.Rf5 gf5 34.Kf1 Qg5 35.Qe1 Kf7 (35...b6 36.cb6 ab6 37.a4=) 36.a4 (36.Qb1!? b6 37.cb6 ab6 38.Qb6 Qe3 39.Qc7 Kg8 40.Qc8 Kg7 41.Qd7 Kg8 42.Qf5 Qd4 43.Qe6 Kg7 44.Qd7 Kf8 45.Qd8 Kf7 46.Qc7 Kf8 47.Qb8 Ke7 48.Qc7 Kf8 49.Qc8 Ke7 50.Qc7 Kf8=) 36...Kg6 37.a5 a6 38.Qf2 h5 39.Ke2 (39.Qf4 Qe7+=) 39...Kf6 (39...h4 40.Qf3+=) 40.h4 (40.g3 Kg6+=) 40...Qg4= 41.Kd2 Qe4 (41...Ke6!?=) 42.Qg3+= Qb1 43.Qg5 Ke6 44.Ke2 Qe4 45.Kf2 Qg4 46.Qh6 Kd7 47.Qf6 Kc8 48.Qg5 Kc7?? (better 48...Kd7+=) 49.Qg4+- fg4 50.Kg3 Kd7 51.Kf4 Ke6 52.Kg5 g3 53.Kh5 (53.Kg6!? Ke7 54.Kh5 Kf6+-) 53...Kf5 54.Kh6 Kf6 (54...Ke4 55.h5 Ke3 56.Kg5 Kd4 57.h6 Kc5 58.h7+-) 55.h5 1-0. BeepBeepImAJeep - Medvegy (2575), lichess.org, 2017.

10.Nf3 d6 11.Be2 Nd7 12.0-0 Ne5 13.d4 Nf3 14.Bf3 Re8 15.Rb1 Bc7 16.Nh5 Qh6 17.Ng3 Rb8 (17...Qg6 18.Qa4 Kf8 19.Rb3+=) 18.Bg4 (18.Qa4 Bb6 19.d5 Rd8+/-) 18...Be6 (18...d5 19.Bc8 Rec8 20.cd5 Bg3 21.hg3 cd5 22.Rb5+=) 19.Be6 (19.d5 Bc8+=) 19...fe6 20.d5 (20.Qa4 Bb6=) 20...ed5 21.cd5 c5 22.a4 Qf6 23.Qd3 Ba5 24.Rfc1 a6 25.Rc4 Bc7 (25...b5!? 26.ab5 Rb5=) 26.Rf4 Qg6 27.Qg6 hg6 28.Rg4 Kf7 29.Ne4 Re5 30.Ng5 Kf6 31.Ne6 Ba5 32.e4 b5 33.ab5 Rb5 34.Rd1 Rb4 35.f3 Rb2 (35...Bb6!?+=) 36.Rf4 Ke7 37.Rg4 (37.Ng7 c4 38.Ne6 c3-+) 37...g5 (better 37...Kf6!?=) 38.Ng5 (worse 38.Rg5 Rg5 39.Ng5 c4-/+) 38...Bd2 39.Ne6 Be3 (39...g5 40.Ra1 c4 41.Kf1 (worse 41.Ra6 c3 42.h4 Be3 43.Kf1 c2-/+) 41...Re6 42.de6 Ke6 43.g3+/- (worse 43.Ra6 c3=+)) 40.Kh1 (40.Kf1!? Re6 41.de6 Bd4+/-) 40...g5 41.h4 (41.Ng7 Kf6 42.Nf5 Rf5 43.ef5 Kf5+/-) 41...gh4 42.Rg7 Kf6 43.Rh7 (43.Rd7 Rb6+=) 43...Bf2 (43...c4 44.Rc7 (44.Rh4? c3 45.Kh2 c2-+) 44...h3 45.g4+= (45.gh3?? Rh5 46.e5 de5-+)) 44.Ra1 (44.Ra7 Bg3 45.Ra6 Rh5-/+) 44...Bg3 45.Nc7 (better 45.Rh6 Ke7 46.Rh8=) 45...Re7 46.Re7 Ke7 47.Na6? (better 47.Ne6-+) 47...c4 48.Nb8 (48.Nb4 Rb4 49.Kg1 c3-+) 48...c3 (better 48...Rb8 49.Kg1 c3-+) 49.Nc6 Kf6 50.Rc1 (50.Nd4 Be5 51.Nc2 Rc2 52.Kg1-+) 50...c2 51.Nd4 Rb1 52.Ne2 Rc1 (better 52...Bf4! 53.Rg1 Be3 54.e5 Ke5 55.f4 Kf5 56.g4 hg3-+) 53.Nc1-/+ Bf4 54.Nd3 c1Q 55.Nc1 Bc1 56.Kh2 Kg5 57.Kh3? (57.g3-+) 57...Bf4 58.e5 Bg3 (better 58...Be5 59.f4 Bf4 60.g4 hg3 61.Kg2 Kg4 62.Kh1 Kf3 63.Kg1 Be3 64.Kh1 g2 65.Kh2 g1Q 66.Kh3 Qg3) 59.e6= Kf6 60.Kg4 Ke7 61.f4 Bf4?? (better 61...Kf6=) 62.Kh3 (better 62.Kf4 Kf6 63.Kg4+-) 62…Bg5 0-1. BeepBeepImAJeep (2785) - quick_Mate (2765), lichess.org, 2020.

10.Nf3 d6 11.Be2 Bf5 12.Nh5 Qe7 13.0-0 Nd7 14.Ng3 Bg6 15.d4 Rab8 (15...Bc3 16.Rc1 Bb2 17.Rc2 Bc2 18.Qc2=) 16.Bd3 c5 17.Rb1 a6 18.Qc2 Rfc8 (18...Nf6 19.Rfd1+=) 19.Nf5 Qf6 20.N3h4 d5 (20...b5!? 21.Rfc1 Nb6 22.cb5 cd4=) 21.cd5+= cd4 22.Qa4 Nc5 (22...Bf5!? 23.Nf5 Nc5 24.Qa5 Nd3 25.Nd4 Nf4+/-) 23.Qa5+- Nd3 24.Ng6 de3?? (better 24...fg6 25.Nd4 Nf4+/-) 25.Nfe7 (25.Nfe7 Qe7 26.Ne7 Kf8 27.Nc8 ef2 28.Rf2 Rc8 29.Qa3 Kg8 30.Qd3+-) 1-0. Timmermans,Mark (2385) - Skatchkov,Valery (2290), Titled Tuesday, 2021.

7.c4 Bc5

8.e3 c6

9.Nf4 Qe7 10.Be2 d6 11.Nf3 Bg4 12.0-0 Nd7 13.d4 Bb6 14.Rb1 Rfe8 (14...Nf6 15.h3 Bf5 16.Bd3=) 15.a4 Bf5 16.Bd3 Be4 17.Qc2 (17.Be4 Qe4 18.a5 Ba5 19.Rb7 Qf5+/-) 17...Nf6 (17...Bf3 18.Bh7 Kh8 19.gf3+/-) 18.Nd2 (18.Ng5 Bd3 19.Qd3 h6+=) 18...Bd3= 19.Nd3 Rab8 20.Rb3 Ba5 21.Rfb1 Bd2 22.Qd2 Ne4 23.Qb2 b6 (23...Qe6 24.a5=) 24.a5+= Qe6 (24...ba5 25.Rb8 Pinning (25.Rb8 Deflection)) 25.ab6 (25.Qc1 b5 26.cb5 cb5 27.Rb5 Rbc8+/-) 25...Rb6+= 26.Rb6 ab6 27.Qc2 Rb8 28.Nf4 Qf5 (28...Qe8 29.d5 Nf6 30.dc6 Qc6 31.Qb3+=) 29.d5 (29.f3 Ng3 30.Qd1+-) 29...c5? (better 29...g5 30.Nh3 g4+/-) 30.Qa4?? (better 30.f3 Ng3 31.Qd1+-) 30...g5 (better 30...Nc3 31.Qa1 Qb1 32.Qb1 Nb1-+) 31.Qa7 Attacks the backward pawn on b6 (31.Qc2 gf4 32.f3 Re8 33.fe4 Re4 (33...Qe4?! 34.Qe4 Re4 35.ef4=) 34.Rb6 fe3-/+) 31...Re8-/+ 32.Nd3? (better 32.Nh3 Nf2 33.Rf1 Nh3 34.gh3-/+) 32...Nc3-+ 33.Rb6 (33.Ra1 Qd3 34.Qd7-+) 33...Qd3 34.h4 (34.Qa1 Qc4 35.h3-+) 34...Ne2 35.Kh2 Qd1 36.hg5 (36.Qf7 Kf7 37.g3 g4 38.Rb7 Kf6 39.Rf7 Kf7 40.f3 Qg1) 36...Qg1 37.Kh3 Qf2 (37...Qh1 38.Kg4 Qg2 39.Kh4 Qf2 40.Kg4 Re4 41.Kh3 Qg3) 38.Kg4 (38.Qf7 Qf7 39.g6 Re3 40.g3 Qf5 41.Kg2 Rg3 42.Kh2 Qh5) 38...Re4 39.Kh5 (39.Kh3 Qg3) 39…Qh4 0-1. BeepBeepImAJeep (2765) - rasulovvugar (2790), lichess.org, 2020.

9.Nf4 Qe7 10.Be2 Re8 11.Nf3 d6 12.0-0 Nd7 13.Rb1 Ne5 14.d4 Nf3 15.Bf3 Bb6 16.Qb3 Bf5 17.Rbc1 Rad8 18.a4 Ba5 19.h3 h6 20.Bd1 g5 21.Nh5 Bg6 22.Ng3 c5 (22...Bd2 23.Ra1=) 23.d5 Bd2 24.Ra1 Bb4 25.Bc2 Bc2 26.Qc2 Qf6 27.Rab1 Re5 28.Ne2 Rde8 29.Nc1 Qg6 (29...R5e7 30.Nd3 Ba5 31.Rb3+=) 30.Nd3 (30.Qg6 fg6 31.Nd3 Re4 32.Nb4 cb4 33.Rb4 b6+/-) 30...R5e7 (better 30...a5!?+=) 31.Nb4+/- cb4 32.Qg6 fg6 33.Rb4 b6 34.a5! Rc7? (34...ba5 35.Rb5 Decoy) 35.ab6+- ab6 36.Rb6 Rd8 37.Rc1 Kf7 38.Kf1 Ke7 39.Ke2 Rdc8 40.Kd3 Ra7 41.Rc3 Ra2 (41...Rc5 42.e4+-) 42.Rb7 Kf6 43.Rc2 (better 43.Rd7 Ra6 44.Kd4+-) 43...Rc2 44.Kc2 Rc4 45.Kd3 Rc5 46.e4 Ra5 47.Rb2 (47.f3 Ra3 48.Kc4 Ra2+-) 47...Ke5 48.f3 Ra3 49.Ke2 (49.Kc4 h5+-) 49...h5+/- 50.Kf2 g4 51.hg4 hg4 52.Kg3 gf3 53.gf3 g5? (better 53...Ra1!?+-) 54.Rb8 Ra1 55.Re8 Kd4 56.Re6 (56.Rg8!? Rg1 57.Kf2 Rh1+-) 56...Ke3 57.Rd6?? (better 57.Kg4 Rg1 58.Kf5+-) 57...Rg1= 58.Kh2 Rf1?? (better 58...Kf2=) 59.Rf6 Kf2 (59...g4 60.e5 Rf2 61.Kg3 gf3+-) 60.Kh3?? (better 60.Rb6+-) 60...Rg1= 61.d6 Rg3 Attacks the backward pawn on f3 62.Kh2 Rg2 63.Kh1 Rg1 64.Kh2 Rg2 65.Kh3 Rg3 66.Kh2 Rg2 ½-½. BeepBeepImAJeep (2545) - Macrofago (2575), lichess.org, 2018.

9.Nf4 Qe7 10.Be2 Re8 11.Nf3 d6 12.0-0 Bf5 13.d4 Bb6 14.Bd3 Bg4 15.h3 Bf3 16.Qf3 (worse 16.gf3 Nd7=+) 16...Nd7 17.a4 Ba5? (17...Bc7 18.a5 a6 19.Rfb1+/-) 18.Rab1?? (better 18.Qh5!? f5 19.Qf5+-) 18...Nf6 (18...Nf8!?+/-) 19.Nh5+- Nh5 (better 19...b6!? 20.Nf6 Qf6 21.Qc6 Rad8+-) 20.Qh5 f5? (20...Qc7 21.Qh7 Kf8 22.Qh8 Ke7 23.Qg7 Rg8+-) 21.Qf5 (21.Qf5 b6 22.Qh7 Kf8 23.Qh8 Kf7 24.Qh5 Kf8 25.Bg6+-; 21.Bf5?! g6 22.Bg6 hg6 23.Qa5 b6+-) 1-0. BeepBeepImAJeep (2625) - FireonBoard (2540), lichess.org, 2016.

9.Nf4 Qf6 10.Be2 Re8 11.Nf3 d6 12.0-0 Nd7 13.d4 Bb6 14.Rb1 Bc7 15.Nh5 Qh6 16.Ng3 Nf8 17.Qc2 Ng6 18.Bd3 Bg4? (18...Ne7 19.Rfd1=) 19.Bf5 (better 19.Rb7!? Bb6 20.Nf5 Bf5 21.Bf5+-) 19...Bf3+= 20.gf3 (20.Rb7 Bg2 21.Kg2 Nh4 22.Kh1 Nf3+=) 20...Nh4 (20...Rab8 21.Bg6 hg6 22.Rfd1=) 21.f4 (21.Rb7 Nf3 22.Kg2 Nh4 23.Kh1 Nf3+=) 21...g6 (21...Rab8 22.Be4+=) 22.Be4 (worse 22.Rb7 gf5 23.Qa4 Bb6 24.Qc6 Rac8=+) 22...Re7?? (22...f5 23.Bh1 (worse 23.Rb7 fe4 24.Ne4 Re7-/+) 23...Reb8 24.Rb3+=) 23.Bg2?? (better 23.Rb7 Kg7 24.Bc6+-) 23...Bb6 24.Ne4 White plans c5 24...Rd8 (24...Ng2 25.Kg2 Qh4 26.h3=) 25.Nd6 (25.c5 dc5 26.dc5 Bc7+=) 25...Rd6 26.c5 Bc5 27.Qc5 Rdd7 28.Qg5 (28.Qa7 Qh5 29.h3 Nf3 30.Bf3 Qf3+=) 28...Qg5 29.fg5 Nf5 (29...Kg7 30.a3=) 30.Rfc1 Nd6 31.Bf3 (31.a4 Ne4 32.h4 f5+=) 31...Rc7 (31...Kg7 32.Rc5=) 32.Kg2 Kg7 33.h4 h6 34.Rc2 hg5 35.hg5 f6 36.gf6 Kf6 37.Rh1 Nf5 38.Rc5 Rh7 39.Rh7 Rh7 40.Be4 Nh4 41.Kf1 Re7 42.Bd3 g5 43.Ke2 Rd7 44.a4 a6 45.Rc1 Rg7 (45...g4 46.Rg1 Rg7 47.Kd1+=) 46.Rb1 (46.Ba6 ba6 47.Rc6 Kf5 48.Ra6 g4+/-) 46...Rd7 47.a5 Re7 48.Rg1 Rg7 49.Kd2?? (49.Rg4 Nf5+/-) 49...Re7 (better 49...Nf3 50.Ke2 Ng1 51.Kd2 Nf3 52.Kc3 g4-+) 50.Kc3+/- Nf3 (50...Rf7!?+/-) 51.Rg3+- Nh4 52.Be4?? (better 52.e4 Ng6 53.Kc4+/-) 52...Re4-+ 53.Kd3 Re6 54.f4 (54.Rh3-+) 54...Re7 (better 54...gf4 55.ef4 Ng6-+) 55.fg5 (better 55.Rg5!? Rd7 56.Ke4-/+) 55...Kf5-+ 56.Rg4?? (56.Rg1-+) 56...Ng6 (better 56...Kg4 57.e4 Kg5-+) 57.Rg1. BeepBeepImAJeep (2750) - Mwamba1409 (2580), lichess.org, 2020.

9.Nf4 Qf6 10.Nf3 d6 11.Be2 Re8 12.0-0 Bf5 13.d4 Bb6 14.Nh5 Qg6 15.Nh4 Qg5 16.Nf5 Qf5 17.Ng3 Qg6 18.Rb1 Nd7 19.a4 Rab8 20.Bd3 Qf6 21.Qg4 Nf8 22.Ne4 Qe7 23.Nc3 Bc7 24.Qf3 Ng6 25.Rb3 Nh4 26.Qh3 Ng6 27.Rfb1 b6 (better 27...Ba5!?+=) 28.Qf3+- Qd7 (28...d5!? 29.cd5 c5 30.Bg6 hg6 31.dc5 bc5 32.Rb8 Bb8 33.Rc1+/-) 29.Bf5 Qe7 (29...Re6 30.Qg4 Qe7+-) 30.Qc6 Nh4 (30...Qd8 31.Nd5 Ne7 32.Qc7 Nf5 33.Qa7+-) 31.Bd3 (better 31.Nd5 Qg5 32.Nc7 Re7+-) 31...Qg5 (31...Rbc8 32.Qb7 Qg5 33.Rb5+-) 32.g3 (32.Nb5 Re7 33.Na7 d5 34.Qd5 Qd5 35.cd5 Bh2 36.Kh2 Ra7 37.Rb6 Rb6 38.Rb6 Ng6+-) 32...Rbc8 33.Rb5 Qf6 (33...Qg4+-) 34.gh4 d5 (34...Bb8 35.Qg2 Qh4+-) 35.Qf6 (35.Qf6 gf6 36.Nd5+-) 1-0. BeepBeepImAJeep (2695) - NameLessWarrior1st (2515), lichess.org, 2020.

9.Nf4 Qf6 10.Nf3 d6 11.Be2 Bf5 12.0-0 Nd7 (12...Na6 13.d4 Bb6 14.Bd3+=) 13.d4+= Bb6 14.Nh5 Qg6?? (14...Qh6 15.Ng3 Be6 16.Qc2=) 15.Ng3 (better 15.Nh4 Bc2 16.Ng6 Bd1 17.Nf8 (17.Bd1?! fg6 18.Ng3 Rae8+=) 17...Be2 18.Nd7+-) 15...Be6 (15...Bc2 16.Qd2+=) 16.Rb1 (16.d5!? Bg4 17.Nh4+-) 16...Rfe8 17.d5 (17.Bd3 Qh6+=) 17...cd5 18.cd5 Bf5 (18...Bg4!?=) 19.Nh4+/- Qf6?? (better 19...Bc2 20.Ng6 Bd1 21.Rfd1 hg6+/-) 20.Nhf5+- (20.Ngf5?! g6 21.Bb5 gf5 22.Bd7 Re7+-) 20...g6 (20...Nc5 21.Rb4 Re5 22.Bg4+-) 21.Nd4 (21.Bb5 Red8 22.Nh6 Kh8+-) 21...Kg7 (21...Bd4 22.Bb5 Re7 23.Bd7 Rd7 24.Ne4+-) 22.Nf3 Nc5 23.Qd4 Ne4 24.Ne4 Qd4 25.Nd4 (worse 25.ed4 Re4 26.Bd3 Re7+-) 25...Bd4 (25...Re4 26.Nb5 Rd8+-) 26.Nd6 Bc5 (26...Re7 27.Rb7 Rb7 28.Nb7+-) 27.Ne8 Re8 28.Rb7 1-0. BeepBeepImAJeep (2730) - foreverlovechess (2675), lichess.org, 2020.

9.Nf4 Re8

10.Be2 Bb4 11.Nf3 Qf6 12.0-0 d6 (12...Bd6 13.Nh5 Qh6 14.Nd4=) 13.d4 (13.Qa4 Bc5 14.d4+=) 13...Bf5? (13...Na6 14.Qa4 Bf5 15.Rac1+/-) 14.Nh5 (better 14.Qb3!? c5 15.Nd5+/-) 14...Qh6 (better 14...Qe7=) 15.Ng3 Ba5?? (better 15...Bg4 16.Rb1 Ba5 17.Rb7 Bc8+/-) 16.Nf5 Qf6 17.Ng3 Nd7 18.Rb1 Bb6 19.Nd2 c5 (19...Rad8 20.Bd3+-) 20.Nde4 Qg6 (20...Qe7 21.Bf3 cd4 22.Nf5+-) 21.Bd3 (better 21.Bh5!? Qh6 22.Nf5 Qe6 23.Ned6 g6+-) 21...f5 22.Nd2 Qf6 23.Bf5 cd4 (23...Qe7 24.d5 Kh8 25.Qh5+-) 24.Bd7 1-0. BeepBeepImAJeep (2545) - Paulo_Weber_Bianchi (2505), lichess.org, 2017.

10.Be2 Bb6 11.Nf3 Qf8 (11...Bc7 12.0-0=+) 12.0-0= d6 13.d4 Nd7 14.Rb1 Nf6 15.a4 Bf5 16.Bd3 Bd3 17.Qd3 Ne4 18.Rfc1 Qe7 19.d5 (better 19.Nd2!?+=) 19...Nf2-/+ 20.Kf2 Be3 21.Kg3 h5?? (better 21...Qe4!? 22.Qe4 Re4-/+) 22.Nh5 (22.Rf1!? h4 23.Kg4 Qd7 24.Qf5 Qf5 25.Kf5+/-) 22...g6+= 23.Nf4 (23.Re1 gh5 24.Qf5 Qe4 25.Qe4 Re4 26.Rb7 f5=) 23...Qf6 (23...Qe4 24.Qe4 Re4 25.Nh3 Bc1 26.Rc1 cd5 27.cd5 Ra4 28.Rc7=) 24.Nh3 cd5 (24...Bc1!? 25.Rc1 Re7+=) 25.Re1 Bc1?? (better 25...dc4 26.Qc4 Rac8+/-) 26.Re8 Re8 27.Rc1 dc4 28.Qc4 b6 29.Qd4 (better 29.Rd1 Re3+-) 29...Qe6 (29...Qd4 30.Nd4 Re4 31.Rd1+-) 30.Re1 (30.Nf4!? Qe4 31.Rc8 Qf3 32.gf3 Rc8+-) 30...Qd7 31.Re8 Qe8 32.Nhg5 a6 (32...Qb8 33.Qh4 Qe8 34.Ne4+-) 33.Ne4 Qd8 (33...Qe6 34.Nd6 Qb3 35.Ne8+-) 34.Nf6 (better 34.Nfg5 Qe7 35.Nf6 Kh8 36.Kf2+-) 34...Kf8 (34...Kg7 35.Nh5 Kf8 36.Qh8 Ke7 37.Qf6 Ke8 38.Ng7 Kd7 39.Qf7 Qe7 40.Qg6 d5+-) 35.Ng5 Qb8 36.Nd7 (36.Nd7 Ke8 37.Nb8 Kd8 38.Qb6 Ke7 39.Qc7 Kf6 40.Qf7 Kg5 41.Qf4 Kh5 42.Qh4; 36.Ngh7 Ke7 37.Qe3 Kd8 38.Qe8 Kc7 39.Qd7) 1-0. BeepBeepImAJeep (2650) - TalBaron_YouTube (2515), lichess.org, 2017.

10.Be2 Qe7 11.Nf3 d6 12.0-0 Bf5 13.d4 Bb6 14.Nh5 Nd7 15.Ng3 Bg6 16.Bd3 Nf6 17.Qc2 (17.Bg6 fg6 18.Rb1 Rab8+=) 17...Ne4 18.Rab1 (18.Ne4 Be4 19.Be4 Qe4 20.Qe4 Re4+=) 18...Rab8 (18...Ng3 19.hg3 Bd3 20.Qd3=) 19.Rb2 (19.Ne4 Be4 20.Be4 Qe4 21.Qe4 Re4+=) 19...Ng3= 20.hg3 Bd3 21.Qd3 Bc7 22.Rfb1 b6 23.Nd2 d5 24.cd5 cd5 25.Qb3 Qe6 26.Rc2 Bd6 27.Rbc1 Bf8 28.Rc6 Qf5 29.Nf3 Rbd8 30.Qc2 Qe4 31.Rc7 Qg4? (better 31...Re7!?+=) 32.Ne5+- Qh5 (32...Re5 33.de5 a5 34.Rc8 Rc8 35.Qc8+-) 33.Nf7 (33.Ra7?! f6 34.Nc6 Rd6+-; 33.Rf7?! Re5 34.Rf8 Rf8 35.de5 Qe5=) 33...Rb8 (33...Ra8 34.g4! Qg6 35.Qg6 hg6 36.R1c6+-) 34.Ne5 (better 34.g4!? Qg6 35.Qg6 hg6 36.Ra7 Ra8+-) 34...Bd6 35.Ra7 Be5 36.de5 Qe5 37.Qc7 Qf6 (37...h6 38.Qe5 Re5 39.Rcc7+/-) 38.Qd7 (38.Rc6 Qa1 39.Kh2 Kh8+-) 38...Rf8? (38...Rbd8!? 39.Qg4 Re4+/-) 39.Qd5 (39.Rcc7!? Qa1 40.Kh2 Kh8 41.Qg7 Qg7 42.Rg7 Rf2 43.Rh7 Kg8 44.Rag7 Kf8+-) 39...Kh8 40.f3 Rbd8 41.Qb3 (41.Rd7 Rd7 42.Qd7 Qe5+-) 41...Rde8 (41...Qd6!? 42.f4 Qg6+/-) 42.Rcc7+- Qg6? (better 42...Rg8+-) 43.Rg7 Qg7 44.Rg7 Kg7 45.Qb6 Rf7 46.Qd4 Kf8 47.e4 Rfe7 (47...Ke7 48.f4+-) 48.Qh8 Kf7 49.Qh7 Ke6 50.Qf5 Kd6 51.Qd5 Kc7 52.g4 Rd7 53.Qc5 Kd8 54.g5 Ree7 55.Qb6 Rc7 56.Qf6 Kc8 (56...Kd7 57.g6 Rc1 58.Kh2+-) 57.Qf8 Kb7 58.Qf5 Red7 59.Qb5 Kc8 60.g6 Rb7 61.Qf5 Rb1 (61...Kc7+-) 62.Kh2 Rbd1 (62...Kc7 63.Qe5 Kc6 64.g7+-) 63.Qf8 (63.g7 Rh1 64.Kh1 Kd8 65.g8Q Kc7 66.Qc5 Kb7 67.Qgc8) 63...Kc7 64.Qc5 Kd8 65.Qb6 (65.g7!? Rg7 66.Qf8 Kc7 67.Qg7 Kc8+-) 65...Ke7 66.Qb4 (better 66.e5+-) 66...R7d6 (66...Kf6+-) 67.Qa4 (67.e5 Kd7 68.ed6 Rd6 69.Qb5 Ke6 70.Qe8 Kf5 71.g4 Kf4+-) 67...Ke6 (67...Rd7 68.e5 R1d4+-) 68.Qd1 (68.Qe8 Kf6 69.e5 Kg7 70.ed6 Rd6 71.Qe7 Kh6 72.Qd6 Kg5 73.g7 Kf5 74.g4 Kg5 75.g8Q Kh4 76.Qgd8) 68...Rd7?? (better 68...Rd1 69.g4 Kf6=+) 69.Qd7! Kd7 70.g7 Ke6 71.g8Q Ke5 72.Qd5 (72.Qd5 Kf4 73.Qd6 Ke3 74.e5 Kf4 75.Kg1 Ke3 76.e6 Ke2 77.e7 Ke3 78.e8Q) 1-0. BeepBeepImAJeep (2525) - thujer (2660), lichess.org, 2017.

10.Be2 Qf6 11.Nf3 d6 12.0-0 Bf5 13.Nh5 Qg6 (13...Qb2!?=) 14.Nh4+= Qg5 15.f4?? (better 15.Nf5 Qf5 16.d4+=) 15...Qe7 (better 15...Qh4 16.Qb3 Bb6-+) 16.Nf5+- Qe4 (16...Qc7 17.Nhg7 Rf8 18.d4+-) 17.Nfg7 (better 17.Nf6 gf6 18.Bd3 Qf5 19.Bf5+-) 17...d5 (17...Nd7 18.Bg4 Kf8 19.Bd7+-) 18.Nf6 (better 18.Ne8 Qe7 19.Nef6 Kf8+-) 18...Kg7 19.Ne4 Re4 (19...de4 20.Bh5 Re7 21.Qg4 Kh8 22.f5+-) 20.cd5 Rc4 1-0. BeepBeepImAJeep (2735) - Ruslan_Sezdbekov (2510), lichess.org, 2020.

10.Be2 Qf6 11.Nf3 Bd6 12.Nh5 Qg6 13.Ng3 Bg3 (13...Bc7 14.0-0=) 14.hg3+= d6 15.d4 Bf5 16.Nh4 Qf6 (16...Qh6 17.Kd2 Qf6 18.Nf5 Qf5 19.Qb1 Qf2 20.Qh7 Kf8 21.Qh8 Ke7 22.Qg7+/-) 17.Nf5+= Qf5 18.Bd3 Qf6 (better 18...Qa5!? 19.Qd2 Qd2 20.Kd2 h6+=) 19.Bh7+- Kf8 20.Bd3 Nd7 21.Qg4 c5?? (better 21...Ke7+-) 22.Qd7 cd4 (22...g6+-) 23.Rh8 1-0. BeepBeepImAJeep (2760) - LoruF (2625), lichess.org, 2020.

7.c4 c6

8.Nb4 Qb4

9.e3 Na6 10.Nf3 d6 11.Be2 Qa5 12.0-0 Qc7 13.d4 c5 14.d5 h6 15.Bd3 Bg4 16.h3 Bf3 17.Qf3 Nb8 18.Rab1 Nd7 19.Qd1 b6 20.a4 Rfe8 21.Qc2 Re7 (21...Ne5 22.Rb3+=) 22.Rb3 Ne5 23.a5 Nd3 24.Qd3 ba5 25.Ra1 Rb8 26.Rb8 Qb8 27.Ra5 Rb7 28.Kh2 g6 29.Qc3 Qd8 30.Ra6 Qe7 31.Rc6 Rc7 32.Qa5 Rd7 33.Rc8 Kh7 34.Qa1 f6 35.Qa6 Rc7 36.Ra8 Rb7 (36...Kg7 37.Qb5 Rb7 38.Qc6+/-) 37.Qc6 Rc7 (better 37...Rd7!?+/-) 38.Re8+- Qd7 39.Qa8 Qg7 40.Qd8 Rd7 (40...Rb7 41.Qd6 Qf7 42.Rf8+-) 41.Rh8!! Qh8 42.Qd7 Qg7 43.Qd6 a5 44.Qc5 a4 45.d6 f5 (45...h5 46.Qa5 f5 47.Qc7+-) 46.Qc7 a3 47.Qg7 Kg7 48.d7 (48.d7 a2 49.d8Q+-) 1-0. BeepBeepImAJeep - fastestmanalive (2535), lichess.org, 2018.

9.e3 Na6 10.Nf3 Re8 11.Be2 d6 12.0-0 Bf5 13.d4 c5 (13...Qa5 14.Bd3=) 14.Bd3+= Bd3 15.Qd3 b6 16.a4 (16.Ng5 h6 17.Qh7 Kf8+-) 16...Qa5 (16...cd4 17.Rfb1 Qa5 18.Qd4+=) 17.Rfb1 (17.Ng5 g6 18.Ne4 Red8+/-) 17...Nb4 18.Qc3 Nc6 19.Qd3 g6 (19...cd4!? 20.ed4 Qh5=) 20.Rb5+= Qa6 21.a5 (better 21.d5!? Nb4 22.Qc3+=) 21...Na5=+ 22.dc5 (22.Nd2 Qc8=+) 22...dc5-/+ 23.Nd2 Rad8 24.Qc3 Qc8 25.h3 Qd7 26.Nf3 Qd3 (better 26...Re4-/+) 27.Rc1? (better 27.Qd3 Rd3 28.Raa5 ba5 29.Ra5-/+) 27...Qc3-+ 28.Rc3 Re4 29.Rb1 (29.Ra5 Rd1 30.Kh2 ba5-+) 29...Rc4 30.Ra3 Rc2 31.Rf1 (31.Ne1 Rcd2-+) 31...Nc6 32.Ra6 c4 33.Rb1 c3 34.Kh2 (34.Ne1 Re2 35.Rc1 Rdd2-+) 34...Rf2 35.Kg3 (35.Rc1 c2 36.Ne1 Nb4 37.Ra7 Re2-+) 35...Re2 36.Rb3 (36.Nd4 Nd4 37.ed4 Rd4 38.Ra7 c2-+) 36...Re3 37.Kf4 (37.Rb1 c2 38.Rc1 Nd4-+) 37...Red3 (better 37...c2 38.Re3 c1Q 39.Raa3-+) 38.Ke4 (38.Rb1-+) 38...c2 39.Rd3 Rd3 (39...f5 40.Kf4 c1Q 41.Re3 g5 42.Ng5 Rd4 43.Kg3 Qe3 44.Nf3 Ne5 45.Ra3 f4 46.Kh4 Nf3 47.gf3 Qe7 48.Kg4 h5 49.Kh5 Rd5 50.Kg4 Qg5) 40.Kd3 (40.Ra1 Rd1 41.Ne1 f5 42.Kf4 Ra1 43.Nc2-+) 40...Nb4 (better 40...c1Q-+) 41.Kd2 Na6 42.Kc2 Nc5 43.Ne5 f6 44.Nc6 a5 45.Ne7 Kf7 46.Nd5 b5 47.Nc7 (47.Kc3 f5-+) 47...b4 48.Nb5 b3 (better 48...Ke6!? 49.Kb1-+) 49.Kc3 a4 (49...f5 50.Na3-+) 50.Nd6 (50.Kb4 Ne4 51.Na3 Ke6-+) 50...Ke6 51.Nc4 Kf5 52.Nd2 (52.g3 Ke4 53.Kb4 Kd5-+) 52...Kf4 (better 52...Ne4 53.Ne4 Ke4 54.Kb2-+) 53.Nf1 (53.Kb4 b2-+) 53...g5 (better 53...a3 54.Nd2-+) 54.Kb2 f5 Black prepares g4 55.Kc3 (55.Ka3 h5-+) 55...g4 (better 55...a3 56.Nd2-+) 56.h4 (56.Kb2 gh3 57.gh3 Kf3-+) 56...g3 (56...a3 57.Nd2-+) 57.Kb2 (57.Kb4 b2 58.Nd2 Ke3 59.Nc4 Ke2 60.Nb2 Nd3 61.Ka4 Nb2 62.Kb3 f4 63.Kb2 Kf2-+) 57...Kg4 (better 57...Nd3 58.Ka3 Ne1 59.Kb2 Ng2 60.Ka3-+) 58.Kc3 (58.Ne3 Kh4 59.Nf5 Kg4 60.Ne3 Kf4 61.Nd5 Ke4 62.Nf6 Kd4 63.Nh5 Nd3 64.Kb1-+) 58...f4 59.h5 (59.Nd2 Ne4! 60.Ne4 f3 61.gf3 Kf3-+) 59...f3 60.gf3 Kf3 61.h6 Kf2 (better 61...Ne4 62.Kb2 g2 63.Nh2 Kg3 64.Ka3 g1Q 65.Nf3 Qa1 66.Kb4 b2 67.Kb5 b1Q 68.Kc6 Qf6 69.Kc7 Qbb6 70.Kd7 Qfe6) 62.Nh2 g2 (62...gh2 63.Kd4 b2 64.Kc3 b1Q 65.Kd4 h1Q 66.Kc5 Qhe4 67.Kd6 Qb6 68.Kd7 Qee6) 63.Ng4 Kg3 64.Ne3 g1Q 65.Nf5 Kg2 66.Ne7 (66.Ne7 b2! 67.Nc6 b1Q 68.Nd4 Qd3 69.Kb4 Qgd4 70.Ka5 Nb3) 1-0. BeepBeepImAJeep (2700) - doreality (2570), lichess.org, 2019.

9.e3 Rd8 10.Nf3 d5 11.cd5 Rd5 12.Rb1 Qa3 13.Bc4 Rd8? (13...Rh5 14.Qb3 Qe7 15.d4+=) 14.0-0?? (better 14.Ng5!? Be6 15.Be6 fe6 16.Qc2+- (16.Ne6?! Rd7+/-)) 14...Nd7 (14...b5 15.Bb3 Bf5 16.Bc2+=) 15.d4 (15.Ng5 Rf8+/-) 15...Nb6+= 16.Bb3 Qe7 17.Ne5 Be6 18.Be6 Qe6 19.a4 f6 (19...Rab8!?=) 20.Nd3+/- Qf7 21.a5 (21.Nc5 Rab8+/-) 21...Nd5 22.Nc5 (22.Qc2 Rab8+=) 22...Rab8 (22...b6 23.Ne4=) 23.Qg4 b6 24.ab6 (24.Na6 f5 25.Qg5 Rbc8+=) 24...ab6= 25.Ne6 (25.Nd3 c5 26.dc5 Ne3 27.fe3 Rd3+/-) 25...Re8 (25...Qd7!? 26.Qh3 Re8=+) 26.Nf4+= f5 27.Qf3 Nf4 28.Qf4 g6 (28...Qd5 29.Rfc1+=) 29.Rfc1+/- Qd7 30.h4 Rb7 31.Qf3 Rc8 32.Rc2 b5 33.Rc5 b4 34.g3 (34.d5 Rb6+/-) 34...b3 35.Qd1 (35.Rc3 b2 36.Rc2 Rcb8+/-) 35...Rcb8= 36.Qd3 Rb6 37.Qc4 Qf7 38.Qf7 (better 38.Rc6!? Qc4 39.Rc4+=) 38...Kf7=+ 39.Rb2 Ke6 40.Kf1 Kd6 (40...Ra8 41.Rc3 Ra1 42.Kg2=+) 41.Ke2 Rb5 (41...Ra6 42.Kd3=) 42.Rc3 (42.Rb5 Rb5 43.Kd3 Kd5+/-) 42...Kd5 43.Kd3 h6 44.f3 c5 (44...g5!?+=) 45.e4+/- fe4 46.fe4 Kd6 47.dc5 Rc5 (47...Kc6!?+=) 48.Rbb3 Rb3 49.Rb3 Rc6 50.Kd4 g5 (better 50...Ke6!?+-) 51.hg5 hg5 52.g4 (52.Rb5!? Rc1+-) 52...Ke6 53.Rb4 (53.Rb5 Kf6+/-) 53...Rd6+/- 54.Ke3 Ra6 55.Rb5 Ra3 56.Kd4 Ra4 57.Kd3 Ra3 58.Kc2 (58.Ke2 Ra2 59.Ke1 Kf6+=) 58...Re3 (58...Kf6 59.Rf5 Kg6 60.e5=) 59.Rg5+/- Re4 60.Kd3 Rf4 61.Rg8 (better 61.Ke3!? Rc4 62.Kf3+/-) 61...Kf7= 62.Ke3 Ra4 (better 62...Kg8!? 63.Kf4 Kf8=) 63.Rg5+/- Kf6 64.Rf5 Kg6 65.Rf4 (better 65.Kf3!?+/-) 65...Ra3 66.Ke4 Kg5 67.Rf5 Kg4 68.Rc5 Ra4 69.Kd5 Rf4 70.Rc4 Rc4 71.Kc4 ½-½. BeepBeepImAJeep (2700) - drop_stone (2820), lichess.org, 2020.

9.e3 Rd8 10.Nf3 d5 11.cd5 Rd5 12.Rb1 Qd6 13.Bc4 Rf5 (13...Rc5 14.d3=) 14.0-0 Nd7 15.d4 Nb6 16.Bd3 Rf6 17.Ne5 Bf5 18.f4 (18.Bf5 Rf5 19.a4 Rd8+=) 18...Bd3= 19.Qd3 Re8 20.a4 Qc7 21.a5 Nd5 22.a6 b6 23.Rfc1 (23.g3 Qd6+=) 23...Rd6= 24.Qc4 (24.g3 f6 25.e4 A) worse 25...fe5 26.de5 Nf4 27.ed6 (27.Qd6?! Qd6 28.ed6 Ne2 29.Kf2 Nc1 30.Rc1 c5+=) 27...Nd3 28.dc7 Nc1 29.Rc1+-; B) 25...Nf4 26.Qc4 Ne6 27.Nc6 Qd7+=) 24...Rc8 (better 24...Ne3!? 25.Qb3 Nd5-/+) 25.Qb3 f6? (better 25...Qe7=) 26.Nd3?? (better 26.Nc6 Qf7 27.Ne5+-) 26...Kh8 (26...Qe7 27.Re1 Re6 28.Nb4 Re3 29.Re3 Qe3 30.Qe3 Ne3 31.Rc1-/+) 27.Nf2 (27.Nb4 Nb4 28.Qb4 f5=) 27...Rdd8 (27...Re8 28.Nd1=+) 28.g3= Qd7 29.Rd1 f5 30.Nd3 Nf6?? (better 30...Qe6 31.Ne5 Rc7=) 31.Ne5+- Qe8?? (better 31...Qd5 32.Nf7 Kg8 33.Nd8 Rd8+/-) 32.Nf7 Kg8 33.Nd8 (better 33.Nd6! Nd5 34.Ne8 Re8+-) 33...Kf8 34.Ne6 Ke7 (34...Kg8 35.g4! fg4 36.Ng5 Kf8 37.e4+-) 35.Ng7 Qg6 (35...Qd7 36.Qc2 Ne4 37.Rd3+-) 36.Qe6 Kf8 (36...Kd8 37.Nf5 Nd5 38.Qd6 Qd6 39.Nd6+-) 37.Nf5 (better 37.Qc8 Kg7 38.Rb6 Ne8 39.Rc6 Qh5+-) 37...Re8 38.Qd6 Kf7 39.Nh4 (39.Qc7 Kf8 40.Nd6 Re3 41.Qa7 Rg3 42.Kh1 Ne4 43.Qb8 Kg7 44.Qc7 Kh6 45.hg3 Nd6 46.Qc6 Nc8 47.Qg6 Kg6+-) 39...Qe4 40.Rb3 Re6 41.Qc7 Re7 42.Qc8 Nd5 (42...Re8 43.Qf5+-) 43.Qf5 (43.Nf5 Qc2 44.Nh6 Kg6 45.Qg4 Kf6+-) 43...Qf5 44.Nf5 Re6 (44...Rd7 45.Rc1 Rc7 46.e4+-) 45.e4! Nf6 (45...Re4 46.Nd6 Double attack (46.Nd6 Decoy)) 46.e5 (46.Rb6! Ne4 47.Rb7 Kf6+-) 46...Nd5 47.Nd6 Ke7 (47...Rd6 48.ed6 Ke6 49.Re1 Kd6 50.f5+-) 48.Rc1 (better 48.Nc8 Kd7 49.Na7 b5+-) 48...Kd7 (48...Rd6 49.ed6 Kd6 50.f5+-) 49.Rb2 (better 49.Ne4 Rg6 50.f5 Rg4+-) 49...Ne7 (49...Rd6 50.ed6 Kd6 51.f5+-) 50.Rbc2 (better 50.Rb6! Rd6 51.Rb7 Ke6 52.ed6 Kd6 53.Ra7 Nc8 54.Rh7 Kd5+-) 50...Rh6 51.Ne4 Ke6 (51...Nf5 52.Rd2+-) 52.Nf6 (better 52.Rc6 Kd5 53.Rh6 Ke4 54.Rh7 Nf5 55.Re1 Kf3 56.Ra7 Nd4+-) 52...Kf5 53.Rc6 Rg6 54.Rc7 Ng8 55.d5 (better 55.Nh7 Nh6+-) 55...Nf6 56.ef6 Rf6 57.R7c6 Rf8 58.d6 (58.Re1 Rf6 59.Re5 Kg6 60.Rf6 Kf6 61.d6 Kg7 62.d7 h6 63.d8Q h5 64.Qe7 Kh8 65.Qd7 Kg8 66.Re8) 58...Kg4 59.d7 Rd8 60.Rd1 Rd7 61.Rd7 h5 (61...Kf3 62.Re6 Kg4 63.Re5 Kf3 64.Rd3 Kg4 65.Kg2 b5 66.h3) 62.Rg7 (62.Kg2 h4 63.h3 Kf5 64.Kf3 hg3 65.Rd5) 62...Kf3+- 63.Rh6 h4 64.Rh5 (64.f5 Ke2 65.gh4+-) 64...h3 65.Rh3 (65.Re7 Kg4 66.Rd5 Kf3 67.Rd3 Kg4 68.Re5 b5 69.Rg5) 65...Ke4+- 66.Rh5 b5 67.Rb5 Kf3 68.Rbb7 Ke4 (68...Ke3 69.Rbd7 Ke4 70.Rg5 Kf3 71.h3 Ke4 72.Re5 Kf3 73.Rd3) 69.Ra7 (69.Rbd7 Kf5 70.Rg5 Ke6 71.Rgd5 Kf6 72.g4 Ke6 73.R5d6) 69...Kf3 (69...Kd5 70.Rac7 Kd4 71.a7 Kd5 72.a8Q Kd4 73.Qe8 Kd5 74.Rgd7) 70.Rae7 (70.Rad7 Ke4 71.Rg5 Kf3 72.h3 Ke4 73.Re5 Kf3 74.Rd3) ½-½. BeepBeepImAJeep (2735) - Chess_Network (2530), lichess.org, 2017.

9.e3 Rd8 10.Nf3 d5 11.cd5 Rd5 12.Be2 Bg4 13.Rb1 Qe7 14.0-0 Rd7 15.d4 Bf3 16.Bf3 Na6 17.Bg4 Rc7 18.Qa4 Rd8 19.Bf3 Qd6 20.Rb2 c5 (20...Qe6!?+/-) 21.Bb7+- Nb8 22.Be4 (22.Qa7 cd4 23.Qd4 Qd4 24.ed4 Rd4+-) 22...cd4 23.Qd4 Qd4 24.ed4 Nc6? (better 24...Nd7+/-) 25.Rc2 Rd4 26.Rc6 (26.Rc6 Rc6 27.Bc6+-) 1-0. BeepBeepImAJeep (2645) - Vuk00 (2535), lichess.org, 2017.

9.e3 Re8 10.Nf3 d5 11.cd5 cd5 12.Rb1 Qd6 13.Bd3 Nc6 14.0-0 b6 15.Rc1 Bg4 (better 15...Bd7!?=) 16.Bh7!+/- Kh8 (16...Kh7 17.Qc2 Double attack) 17.Bd3 Ne5?? (17...Qf6 18.Be2+/-) 18.Be2 (better 18.Ne5 Re5 19.Qg4+-) 18...Ng6 (18...Bf3 19.Bf3 (worse 19.gf3 d4 20.f4 Qg6 21.Kh1 Nd3 22.Bd3 Qd3+=) 19...Rac8 20.Rc8 Rc8 21.d4 Nf3 22.Qf3+/-) 19.h3 (19.Ng5 Be6 20.f4 Qd7+-) 19...Bf5 (19...Bf3 20.Bf3 (20.gf3?! Qe6 21.Qa4 Qh3+=) 20...Kg8 21.d4+-) 20.Nd4+- Bd7 21.Bg4 (21.Nb5 Bb5 22.Bb5 Rec8+-) 21...Ne5 22.Bd7 Qd7 23.Nf3 Nd3 24.Rc3 Nc5 25.d4 Ne4 26.Rc2 Kg8 (26...Rac8 27.Ne5 Qf5 28.Nc6+/-) 27.Ne5+- Qe6 28.Rc6 Qf5 29.Qf3 (29.Rc7 Re5 30.de5 Qe5+-) 29...Qf3+/- 30.gf3 Nf6 (30...f6 31.fe4 fe5 32.ed5 ed4 33.ed4+/-) 31.Rfc1 Nh7 (31...Re7 32.Rc8 Rc8 33.Rc8 Kh7 34.Rf8+-) 32.Rc7 f6 33.Nc6 Ng5 34.Kg2 Ne6 (34...Kf8 35.Ra7 Ra7 36.Na7+-) 35.Rd7 Kf8 36.Nb4 (36.Rd5 Rec8+-) 36...Rad8 (36...Red8 37.Rd5 Rdc8 38.Rc6+-) 37.Rd5 (37.Ra7 Rd6+-) 37...Rd5 38.Nd5 Rd8 (38...Kf7 39.Rc6+-) 39.Nc7 Ng5 (39...Nc7 40.Rc7 a5+-) 40.h4 Rc8 (40...Nf7 41.Ne6 Ke7 42.Nd8 Kd8 43.Kh3+-) 41.hg5 Ke7 (41...Kf7 42.gf6 gf6 43.e4+-) 42.Nd5 Kd7 43.Rc8 Kc8 44.gf6 (44.Nf6 Kd8+-) 44...gf6 45.Nf6 1-0. BeepBeepImAJeep (2580) - Vuk00 (2510), lichess.org, 2017.

9.e3 Re8 10.Nf3 d5 11.cd5 cd5 12.Be2 Nc6 13.0-0 d4 14.Rb1 Qd6 15.Qc2 Bg4 (15...Rd8!? 16.Bd3 Kh8+=) 16.Rb7 Rad8 (16...Rab8 17.Rfb1 Rb7 18.Rb7 Bf3 19.Bf3+/-) 17.Ng5 d3 18.Qb3?? (better 18.Bd3 Qd3 19.Qc6+/-) 18...Be6=+ 19.Ne6? (better 19.Qb1!? h6 20.Ne4 (worse 20.Ne6 de2 21.Nd8 ef1R 22.Qf1 Nd8 23.Ra7 Qd2-/+) 20...de2 21.Nd6 ef1R 22.Kf1 Rd6 23.d4=) 19...de2-+ 20.Nd8 ef1Q 21.Kf1 Nd8 22.Ra7 Ne6 (22...Qh2 23.Qb5 Rf8 24.Qd5-/+) 23.d4 (23.Qb7 Rf8-/+) 23...Rb8 (better 23...Qh2 24.Qb7 Qh1 25.Ke2 Qh5 26.Kd2 Rf8-/+) 24.Rb7?? (24.Qa4 Nf8 25.Qc2 Qh2 26.Qf5 Qh1 27.Ke2 Qg2 28.e4-+) 24...Rc8 (better 24...Qa6 25.Qb5 Qb5 (25...Rb7?? 26.Qa6 Rb1 27.Ke2+-; 25...Qb7 26.Qb7 Rb7 27.a4-+) 26.Rb5 Rb5-+) 25.g3=+ Qc6 (better 25...Ng5=+) 26.d5?? (better 26.Rb8=) 26...Qc1-+ 27.Kg2 Nc5 28.Qb6 Nb7 29.Qb7 Qc7 30.Qb3 h6 31.e4 Rb8 32.Qf3 (32.Qa4 Qe5 33.Qc4 f5 34.d6 Kf8 35.ef5 Qd6-+) 32...Ra8 33.h4 (33.Qb3 Qa7-+) 33...Qa7 (33...Ra2 34.Qf4 Qc2 35.Qb8 Kh7 36.Qf4-+) 34.Qf5 Qa2 35.Kh3 (35.g4 Qc2 36.Qf4 Ra4-+) 35...Qe2 (better 35...g6 36.Qf4 Qb1-+) 36.f3?? (36.h5-+) 36...Qf1 (better 36...g6 37.Qf4-+) 37.Kg4 Qa6 (better 37...g6 38.Qf4 Ra4 39.Qb8 Kh7-+) 38.h5 Qf6 (better 38...Rd8-+) 39.Qd7?? (better 39.Qf6 gf6 40.Kf4-/+) 39...Qg5 40.Kh3 Qh5 41.Kg2 Ra2 (41...Ra2 42.Kg1 Qh2 43.Kf1 Qf2) 0-1. BeepBeepImAJeep (2750) - Macrofago (2805), lichess.org, 2020.

9.e3 Re8 10.Nf3 d5 11.cd5 Bg4 12.Be2 cd5 13.0-0 Nc6 14.Rb1 Qe7 15.d4 Bf5 16.Rc1 Rac8 17.Qb3 Be6 (17...Be4 18.Qb5=) 18.Rc5 (18.Bb5 Rc7+=) 18...Rc7 (18...b6 19.Rc2=) 19.Rfc1+= Rec8 20.h3 f6 21.Qc3 (21.a3 b6 22.R5c3 Na5 23.Rc7 Rc7 (worse 23...Nb3 24.Re7 Rc1 25.Kh2+/-) 24.Rc7 Qc7+= (24...Nb3 25.Re7 Bf5 26.Ra7+-)) 21...Qd6 (better 21...b6 22.Rc6 Rc6 23.Qc6 Rc6 24.Rc6 Bf5-/+) 22.Bb5+= Bd7 23.Rd5?? (23.Qb3 Be6 24.Bc6+/-) 23...Qd5-+ 24.Bc4 Be6?? (better 24...Ne7 25.Bd5 Nd5-/+) 25.Bd5+- Bd5 26.Qa3 Kf7? (better 26...Nd4 27.Rc7 Nf3 28.gf3 Rc7+-) 27.Nd2 f5 (27...Ne7 28.Rc7 Rc7 29.e4+- (29.Qa7?! Rc1 30.Kh2 Rc2+-)) 28.Nb3 (28.Qd6!? Ba2 29.d5 Bd5 30.Qd5 Kf6+-) 28...Bb3 (28...Rd8+-) 29.Qb3 Kg6 (29...Kf6 30.Qd5 Re7 31.Qd6 Kf7 32.Qf4+-) 30.Rc5 (30.Qe6 Kh5 31.g4 Kh4 32.Qf5 g6 33.Qf4 h5 34.g5 Kh3 35.Qg3) 30...b6 (30...Kh6+-) 31.Qe6 (31.Qe6 Kg5 32.Qf5 Kh4 33.Qh7) 1-0. BeepBeepImAJeep (2660) - TheRigos (2640), lichess.org, 2019.

9.e3 d5

10.cd5 cd5

11.Bd3 Nc6 12.Nf3=.

11.Bd3 d4 12.Ne2 de3 13.fe3 Qh4 14.g3 Qf6 15.Nf4 Nc6 16.0-0 Qd6 17.a3 (17.Qc2 h6+=) 17...b6 (better 17...g5!? 18.Qh5 h6-/+) 18.Qc2 g6 19.Rac1 Bb7 20.Qb2 Rad8 21.Be2 (better 21.Be4!?=) 21...Qd2-/+ 22.Qd2 Rd2 23.Bf3 Na5 24.Bb7 Nb7 25.Rfd1 (25.Rc7 Nd6 26.Ra7 Re8=+) 25...Rd1-/+ 26.Rd1 Nc5 27.Rd6 (27.g4 Re8 28.Kf2 Re4-/+) 27...Re8-+ 28.Nd5 Re6 (28...Kf8 29.g4-/+) 29.Rd8 (better 29.Re6!? Ne6 30.Ne7 Kg7 31.Nc8=+) 29...Kg7-/+ 30.Kf2 Ne4 (30...Re4 31.Nb4-+) 31.Kf3 Nf6 32.Nc7 Rc6 33.Nb5 a6 34.Nd4 (34.Nd4 Rc3 35.a4-/+). Arunachala (2200) - zumpili (2365), Rated Blitz game, lichess.org, 2018.

11.Nf3 Bg4 12.Rb1 Qe4 13.Rb7 d4 14.Rb4 Nc6 15.Rc4 Rad8 (15...Rab8 16.Be2 Rb1 17.Rc1 Rc1 18.Qc1=) 16.d3 (16.Be2 Qe6 17.Qa4 Bf3 18.Bf3 de3 19.fe3 Ne5=) 16...Bf3 17.gf3 Qe6 18.e4 Ne5 19.Rc2 f5 20.Be2 f4 21.Rg1 Rf7 22.Rc5 Re8 23.Qb3 Qh3?? (better 23...Qd6 24.Rd5 Qc7+/-) 24.Re5!+- Rc8 (24...Re5 25.Qb8 Decoy) 25.Re7 Rcf8 26.Bd1 Qh2 (26...Qc8+-) 27.Qf7! Rf7 (27...Rf7 28.Re8 Mate attack) 28.Re8 Rf8 29.Bb3 Kh8 30.Rf8 1-0. BeepBeepImAJeep (2520) - TheYellowKing (2460), Rated Blitz game, lichess.org, 2015.

11.Nf3 Bg4 12.Rb1 Qe7 13.Be2 Nc6 14.0-0 h6 (14...Rac8 15.Qb3 Rc7 16.d4=) 15.d4 Bf5 16.Bd3 Be4 17.Be4 de4 18.Nd2 Rfc8 19.Qg4 Re8 20.Rfc1 Rac8? (20...Rad8 21.Qf5+=) 21.h3 (21.d5 Qd8 22.Ne4 Ne5 23.Rc8 A) 23...Ng4? 24.Rd8 Rd8 25.h3+- (25.Rb7?! Rd5 26.Rb1 f5+/-); B) 23...Qc8 24.Qc8 Rc8+-) 21...g6? (21...Rcd8 22.Rb5+=) 22.Rc5 (better 22.d5!? h5 23.Qf4+-) 22...Kg7 23.Rbc1 f5 24.Rf5 (24.Qg3 Qd7 25.d5+=) 24...Nd4 (better 24...Ne5!? 25.Re5 Rc1 26.Nf1 Qf7 27.Qe4 Re5 28.Qe5 Kh7=) 25.Rc8+/- Rc8?? (better 25...Nf5 26.Re8 Qe8 27.Qe4 Qe4 28.Ne4 b5+/-) 26.ed4+- Rc1 (26...e3 27.Re5 ef2 28.Kf2 Qf7 29.Kg1+-) 27.Kh2 Qc7 28.g3 (28.Re5 e3 29.fe3 Rc2+-) 28...Qd7 29.Rf4 (better 29.Rc5!? Qg4 30.hg4 Re1+-) 29...Qg4 30.hg4 (30.Rg4?! e3 31.fe3 Rc2+/-) 30...Rd1 (30...e3 31.fe3 Rc2 32.Rf2 Ra2 33.d5+-) 31.Ne4 Rd4 32.g5 hg5 33.Ng5 Rd2 (33...Rf4 34.Ne6 Kf7 35.Nf4+- (35.gf4? Ke6 36.Kg3 Kf5-+)) 34.a4 Ra2 (34...Re2 35.Kh3 Re7 36.Kh4+-) 35.Ne6 Kg8 36.Rf8 (36.Kh3 Re2 37.Rf6 a6+-) 36...Kh7 37.Rf7 Kh6 (37...Kh8 38.Rb7 Ra4 39.Kg2+-) 38.Rb7 (better 38.g4 Re2 39.g5 Kh5 40.Nf4 Kg5 41.Ne2 a6 42.Rb7 Kg4+-) 38...a5 (38...Rf2 39.Kh3 Rf6 40.Re7+-) 39.Rb8 (better 39.g4!? g5 40.Kg2 Kg6+-) 39...Ra4 (39...Kh7+-) 40.Rh8 1-0. BeepBeepImAJeep (2705) - TheRigos (2635), lichess.org, 2020.

11.Nf3 Bg4 12.Bd3 Nc6 13.Rb1 Qa5 14.Bh7 Kh8 15.Bd3 Qa2 (15...Ne5 16.Be2 Bf3 17.Bf3 Nd3 18.Kf1+/-) 16.0-0 (16.h3 Bf3 17.Qf3 Kg8+/-) 16...Bf3 (better 16...Rfb8!?+=) 17.Qf3+/- (17.gf3?! Rfb8=) 17...g6? (better 17...Kg8 18.Rb7 Ne5+/-) 18.Qf6+- Kg8 19.Bg6! (worse 19.Rb7 Rab8 20.Qc6 Rb7 21.Qb7 a5+-) 19...fg6 (19...Rab8 20.Bf5 Rfe8+-) 20.Qg6 Kh8 21.Rb7 (21.Rb7 Rf7 22.Rf7 Qd2 23.Rh7) 1-0. BeepBeepImAJeep (2600) - Sailor1951 (2505), lichess.org, 2018.

11.Nf3 Bg4 12.Be2 Nc6 13.0-0 Rab8 14.Rc1 Rfd8 15.d4 Qa3 16.Qd3 (16.Qd2 Nb4+=) 16...Qd3 17.Bd3 Bf3 18.gf3 g6 19.Rc5 Rd6 20.Rfc1 Rbd8 (20...Nb4 21.Bb5+=) 21.f4 Kf8 22.Kf1 Ke7 23.Ke2 R8d7 24.h4 Rc7 25.h5 f5 (25...gh5 26.Bh7 Pinning (26.Bh7 Deflection)) 26.hg6 hg6 27.Rh1 b6 28.Rc3?? (better 28.Rc2+=) 28…Nd4-/+ (28...Nd4 29.Kd2 Nf3 30.Kc2 Rc3 31.Kc3 Kf6-/+) 0-1. BeepBeepImAJeep (2715) - juanarmando (2585), lichess.org, 2017.

11.Nf3 Nc6

12.Rb1 Qa5 13.Bd3 Qa2 14.0-0 h6 15.Rc1 Qa3 16.Bb1 Qd6 17.d4 Bg4 18.Qd3 g6 19.Nd2 Bf5 20.Qb3 Bb1 21.Rb1 b6 22.Rfc1 Rfc8 23.Qa4 Na5 24.Nf3 Rc4 25.Qb5 Rac8 26.Rf1 h5 (26...Rc2 27.Ra1-/+) 27.Ne5 Rc2 28.Qa6 R8c7 29.Ra1 Kg7?? (29...Nc4 30.Nc4 dc4-/+ (30...R7c4?! 31.Qa7 h4 32.Ra6=)) 30.Ra5+- ba5 (30...Qe6 31.Ra2 R2c3+-) 31.Qd6 1-0. BeepBeepImAJeep (2555) - milacek (2690), lichess.org, 2017.

12.Rb1 Qa5 13.Bd3 d4 14.0-0 Bg4 15.Rb5 Qa2 16.Bh7 Kh7 (16...Kh8 17.Be4 Rfe8 18.Bd5+/-) 17.Ng5+/- Kg8 18.Qg4 f6 19.Ne6 Rf7 20.Nd4 (20.Rh5 Re7 21.Qh3 Re6 22.Rh8 Kf7 23.Ra8 d3+-) 20...Qc4 21.Rfb1 (21.d3 Qd3 22.Rd1 Qc4+/-) 21...Nd4+= 22.ed4 b6 23.h3 (23.d3 Qd3 24.R5b3 Qc4+=) 23...Re8 24.d5 (24.R5b3 Qc2+=) 24...Qd3 (24...Qg4 25.hg4 Rd7 26.Kf1=) 25.R1b3 Qd2 26.Kh2 (26.Qf3 Rfe7=) 26...Rfe7 (26...Qf2!? 27.Rb2 Qf1-/+) 27.Rf3 (27.Qg3 Re2 28.Rd3 Qe1+=) 27...Re4 (27...Qe2 28.Qa4=) 28.Qg6 Qd4 29.d6 Qd6 30.g3 (better 30.Rg3 R4e7 31.Rh5+=) 30...Re2-/+ 31.Rbf5 R8e6 32.Qh5 Qd1 33.Rf6?? (better 33.Rd5 Rd2 34.Rd2 Qd2 35.Qf5-/+) 33...Rf6-+ (33...gf6?! 34.Qg6 Kf8 35.Qh6 Kf7 36.Qh7 Ke8 37.Qg6 Ke7 38.Qh7 Kd6 39.Rd3 Qd3 40.Qd3 Kc6 41.Qc4 Kb7 42.Kg2-/+) 34.Rf6 Rf2!! 35.Rf2 Qh5 36.Kg2 Qc5 37.h4 Qc6 38.Kh3 a5 39.Rf4 b5 40.Rg4 (40.Rd4-+) 40...Qd6 (40...Qh1) 41.h5 (41.h5 Qe6 42.Kh4-+). BeepBeepImAJeep (2710) - VoinG (2555), lichess.org, 2020.

12.Rb1 Qa5 13.Bd3 d4 14.0-0 Bg4 15.Rb5 Qa2 16.Bh7 Kh8 17.Bb1 Qc4 18.Rg5 (18.Rb7 d3+/-) 18...f5 (18...de3!? 19.fe3 f6+=) 19.h3+/- Bf3 20.Qf3 (20.gf3?! d3=) 20...Qe6?? (better 20...d3+/-) 21.Bf5+- (21.Rf5?! Rf5 22.Bf5 Qf6+-) 21...Ne5 (21...Rf5 22.Rf5 Re8+-) 22.Rh5 Qh6 23.Rh6 gh6 24.Qe4 (better 24.Qf4 Nf7 25.Qd4 Kg8 26.Qg4 Ng5+-) 24...Rae8 25.Qd4 Rf5 26.f4 Ref8 27.Ra1 Rg8 (27...a6 28.fe5 Kg8 29.e6+-) 28.fe5 Rfg5 (28...Rg7 29.e6 Rf8 30.Rf1 Rf1 31.Kf1+-) 29.e6 Kh7 30.Qe4 Kh8 31.Ra7 (31.e7 R5g7 32.e8Q Rg2 33.Kh1 Re8 34.Qe8 Kg7 35.Qe7 Kg6 36.Rf1 Rh2 37.Kh2 a5 38.Rf6 Kh5 39.Qe5 Kh4 40.Rh6) 31...R8g7 (31...Rg2 32.Qg2 Rg2 33.Kg2+-) 32.e7 (32.e7 Rg8 33.e8Q R5g7 34.Q8e5 Rf8 35.Qg6 Rf1 36.Kf1 Kg8 37.Qgg7) 1-0. BeepBeepImAJeep (2685) - AstanehChess (2600), lichess.org, 2016.

12.Bd3 d4 13.Rb1 Qe7 14.0-0 Bg4 15.Rb5 Rad8 (better 15...a6 16.Rb2 Ne5=+) 16.h3?? (better 16.Qb1 Bf3 17.gf3= (worse 17.Bh7 Kh8 18.gf3 g6=+)) 16...Bf3-+ 17.Qf3 de3 18.Be2? (better 18.Qe3 Qe3 19.de3 Rd3 20.Rb7-+) 18…Nd4 (18...Nd4 19.Qe3 Ne2 20.Kh1 Rfe8 21.Qa7 Rd2 22.Qb7 Qf6-+ (22...Ra2?? 23.Qe7 Raa8 24.Qb4+-)). BeepBeepImAJeep (2745) - chessasuke (2620), lichess.org, 2020.

12.Bd3 Bg4 13.Rb1 Qe7 14.0-0 b6 15.Rc1 Ne5 16.Be2 Nf3 17.Bf3 Bf3 18.Qf3 d4 19.Rc4 de3 20.de3 Rad8 21.Rfc1 Qa3 22.R4c2 Rd2 23.h3 Rc2 24.Rc2 Qd3 25.Qc6 g6 26.Qc7 h5 27.Rc1 Qd2 28.Rc2 Qd3 29.a4 Qd1 30.Kh2 Qd3 (30...Rd8 31.Rc4+=) 31.Rc4 Qd5 32.Rf4 Qa5 33.h4 Qa6 34.g3 Qa5 35.Kg2 Qa6 36.Qc6 Qa5 37.Qb5 (37.Rd4 Qe5+=) 37...Qb5= 38.ab5 Ra8 39.Rd4 Kf8 40.Rd7 a6 41.Rb7 a5? (better 41...ab5!? 42.Rb6 Ra5=) 42.Rb6+/- a4 43.Rc6 a3 44.Rc1 a2 45.Ra1 Ke8 46.Kf3 Kd7 47.Ke4 Kc7 48.Kd5 Kb6 49.Kc4 Ra5 (better 49...Ra4!? 50.Kb3 Kb5=) 50.Kb3+/- Rb5 51.Kc4?? (better 51.Ka2!? Kc6 52.Rc1 Kd6 53.Rb1+/-) 51...Ra5 (better 51...Rb2!? 52.f3 Ka5-/+) 52.Kb4 Ka6 (better 52...Rb5!? 53.Kc3 Ra5+=) 53.Kb3+/- Rb5 54.Ka2 Ra5 (54...Ka5!?+/-) 55.Kb2+- Ra1 56.Ka1 Kb5 57.Kb2 1-0. BeepBeepImAJeep (2595) - Lance5500 (2555), lichess.org, 2017.

12.Bd3 Bg4 13.Rb1 Qe7 14.0-0 d4 15.h3 Bh5 16.Rb5 Bg6 (16...Bf3!? 17.Qf3 Rfe8=) 17.Bg6+/- hg6 18.Qb1 (18.ed4 Rae8+/-) 18...b6 19.Qc2 (19.ed4 Qd6+=) 19...Rac8= 20.Qd3 (20.ed4? Nd4 21.Qd3 Nb5 22.Qb5 Rc2-+) 20...de3 21.de3 Rfd8 22.Rd5 Nb4 23.Rd8 Rd8 24.Qa3 a5 25.Nd4 Qc5 26.Rc1 Qd5 27.Qb2?? (better 27.Qb3+=) 27...Nd3-+ (27...Na2?! 28.Rc6 b5 29.Rb6=) 28.Qb6? (28.Qc3 Nc1 29.Qc1 Qa2 30.Qc6-+) 28...Nc1 29.Qc7 Nd3 (29...Na2 30.Nc6 Qd1 31.Kh2-+) 30.a4 (30.Nc6 Re8 31.Ne7 Re7 32.Qe7 Nc1-+) 30...Ne5 (30...Re8 31.Qc3 Qe4 32.Nb5-+) 31.Nb5 Nc6 32.Qb6 (32.Kh2 Qe5 33.Qe5 Ne5-+) 32...Qd7 (better 32...Qe5!? 33.f4 Qe6 34.Kh2-+) 33.Qc5 Rc8 34.Qb6 (34.Nd6 Qe7 35.g4 Na7-+) 34...Ne5 (34...Qd1!? 35.Kh2-+) 35.Qa5 Qd1 36.Kh2 Qe2 (better 36...Nd3 37.Qb6 Nf2-+) 37.Nd6 (37.Nd4 Qh5 38.Qa6-+) 37...Nf3 38.Kg3 Rc2 (better 38...Nd2 39.Kh2 Qf2 40.Qd2 Qd2 41.Nc8 Qe3-+) 39.Qd8?? (better 39.Qa8 Kh7 40.Qf3 Qf3 41.Kf3=) 39...Kh7=+ 40.gf3?? (better 40.Ne4=+) 40...Qf2-+ 41.Kf4 Qh2 42.Ke4 Qh3 (better 42...f6 43.Nb5 Rd2 44.Qd2 Qd2-+) 43.f4?? (43.Kd3 Qh2 44.Qa5-+) 43...Qe6 (better 43...Qg2 44.Kd4 Qd2 45.Ke4 f5 46.Nf5 gf5 47.Kf5 Qd8 48.Ke4 Qe8 49.Kd4 Qc6 50.f5 Rc4 51.Kd3 Qd5 52.Ke2 Rc2 53.Ke1 Qh1) 44.Kd3 Rh2 (better 44...Rc5 45.Qh4 Rh5-+) 45.Qh4?? (better 45.Nc4-/+) 45...Rh4-+ 46.Ne4 Qd5 47.Ke2 (47.Kc3 Qe4 48.Kb3 Qe3 49.Kc4 Qf4 50.Kd5 Qc4 51.Kd6 Rd4 52.Ke7 Qe6 53.Kf8 Rd8) 47...Qe4 48.Kf2 (48.Kd2 Rh2 49.Kc3 Rc2 50.Kb3 Qc4 51.Ka3 Qc3) 48...Rh2 49.Kg3 Qg2 0-1. BeepBeepImAJeep (2750) - abyssus (2775), lichess.org, 2020.

12.Bd3 Bg4 13.Rb1 Qe7 14.0-0 Qf6 15.Rb7+= Rab8 16.Rb8 Rb8 17.Be2 d4? (better 17...Qg6!?+=) 18.Nd4+- Bd7 19.Nc6 Bc6 20.Bf3 (20.Qc2!?+-) 20...Bf3+/- 21.Qf3 Qf3 22.gf3 Rb2 23.Rc1 g6 24.a4 Rd2 25.Rc7 h5 (25...a6 26.Rc6+-) 26.Ra7 h4 27.Kg2 Ra2 28.a5 (28.e4 g5+-) 28...Kg7 (28...g5 29.Ra8 Kg7 30.a6+-) 29.a6 g5 30.Ra8 f5 (30...Kf6 31.e4+-) 31.a7 g4 32.fg4 fg4 33.e4 Ra3 Black intends h3 34.e5 h3 35.Kf1 Ra1 36.Ke2 Ra2 37.Ke3 g3 38.fg3 (38.hg3?? h2 39.Rc8 h1Q-+) 1-0. Timmermans,Mark (2385) - Kadam,Om Manish (2110), Titled Tuesday, 2021.

12.Be2 d4 13.0-0 Rd8 14.Qc2 Qd6 15.Bc4 Be6 16.Be6 Qe6 17.a4 Rac8 18.Qb2 b6 19.a5 (19.Rac1 d3=) 19...de3 20.de3 (20.ab6!? ef2 21.Rf2 ab6 22.Re1=) 20...Na5=+ 21.Nd4 Qf6 22.Qb4 g6 23.Nb5 Rd7 24.Rac1 Rcd8 25.Nd4 Kg7 26.h3 h5 27.Qa4 Rd5 28.Nf3 (better 28.Rc7=) 28...R8d6 (28...Qe7 29.Nd4=+) 29.Rc7?? (better 29.e4 Rd4 30.Nd4 Rd4 31.Qc2+/-) 29...Rd7?? (better 29...Nc6=+) 30.Rd7+- (30.Rd7 Rd7 31.Qd7+-) 1-0. BeepBeepImAJeep (2710) - Valera_B5 (2780), lichess.org, 2020.

9.e3 Qe7

10.Rb1 Re8 11.Nf3 d5 12.cd5 cd5 13.Bd3 Nc6 14.0-0 Bg4 15.Be2 d4 (better 15...Rac8!?=) 16.Nd4+/- Be2 17.Ne2 Rad8 18.d4 Rd5 19.Ng3 Rg5 (19...Qd7 20.Qf3+/-) 20.Qf3 g6 (20...Rd8 21.Rfc1+/-) 21.Rfc1 h5 22.Ne2 h4 23.h3 Rf5 24.Nf4 g5 (24...Rd8 25.Qg4 Kg7 26.a4+-) 25.Qg4 (better 25.Nd5 Rf3 26.Ne7 Re7 27.gf3+-) 25...Qf6? (better 25...Ra5+-) 26.Nh5 (26.Rb7 Kf8 27.Nh5 Qg6+-) 26...Qg6 27.Rb7 Ra5 28.Rc5 (better 28.Qd7!? Ra8+-) 28...Rc5 29.dc5 Ne5 30.Qd1 g4 (30...Nc6 31.Rc7+-) 31.Nf4 (31.hg4 Rc8+-) 31...Qf5 32.hg4 Ng4 (32...Qc8 33.Qb3 Rf8+-) 33.Qd7 (33.c6 a6 34.c7+-) 33...Qd7 34.Rd7 Rb8 35.g3 (35.Rd1 Ne5+-) 35...hg3 36.fg3 Rb2 (36...a5 37.c6 Ne5 38.Rd6+-) 37.c6 Rc2 38.c7 Kg7 39.Nd5 Kg6?? (39...Rc1 40.Kg2 Nf6+-) 40.Rd8 (better 40.Ne7 Kf6 41.c8Q Rc8 42.Nc8 Ne3 43.Ra7 Nf5+-) 40...Rc1 41.Kg2 Ne3 42.Ne3 Rc7 43.Rd6 Kg5 44.Ra6 f5 (44...Re7 45.Ra5 Kg6 46.Nd5+-) 45.Kf3 Rc1 (45...Rf7 46.Ra5+-) 46.Ra7 Rc3 47.Ra5 Rd3 (47...Kg6 48.a4+-) 48.Rf5 Kg6 49.Ra5 (49.a4 Rc3+-) 49...Rc3 50.g4 1-0. BeepBeepImAJeep (2705) - L04d1ng (2725), lichess.org, 2020.

10.Nf3 d5 11.cd5 cd5 12.Be2 Nc6 13.0-0 d4 14.Rc1 de3 15.de3 Be6 16.a4 Rad8 17.Qc2 g6 18.Qb2 Rd7 19.Rfd1 Rfd8 20.Rd7 Bd7? (20...Rd7 21.Qc3=) 21.h3 (better 21.Qb7!? Rb8 22.Qc7+-) 21...Bf5 22.Qa1 Bd3 23.Bd3 Rd3 24.Qb1 Rd7 25.Qb5 Qd6 26.Rb1 Qc7 27.Qc5 Ne7 (better 27...Qd8!? 28.Qc2 Kg7=) 28.Qa7+/- Nc6 29.Qa8 Kg7 30.a5?? (better 30.Kh1+=) 30...Rd8-+ (30...Qa5?! 31.Qa5 Na5 32.Kf1=) 31.Qb7 Rd1!! 32.Ne1 (32.Rd1 Qb7 Deflection) 32...Re1! 33.Re1 Qb7 34.Ra1 Qa6 35.Rc1 Na5 36.Ra1 (36.Re1 Qd3-+) 36...Qb5 (36...Qe2 37.Rb1-+) 37.Ra5 (37.Re1 Qd3-+) 37…Qa5 0-1. BeepBeepImAJeep (2710) - Ahmadzada (2790), lichess.org, 2020.

10.Nf3 d5 11.cd5 cd5 12.Be2 Nc6 13.0-0 Bf5 14.d4 Rfe8 15.a4 Be4 16.a5 a6 (16...Rac8 17.a6 b6 18.Rc1=) 17.Nd2 Rac8 18.Ne4 de4 (worse 18...Qe4 19.Bd3 Qh4 20.Qb3+/-) 19.Rb1 (better 19.Qb3!?+=) 19...Na5=+ 20.Qa4 Nc6 21.Rb6 Rc7 22.Rfb1 (better 22.d5 Qc5 23.Rfb1 Qd5 24.Rb7 Rb7 25.Rb7=) 22...Rb8?? (better 22...Rec8!?=+) 23.Ba6?? (better 23.d5 Rd8 24.dc6 bc6 25.Rb8+-) 23...Ra8 (better 23...Nd8 24.d5 Rc3+=) 24.Qc4?? (better 24.d5+/-) 24...Ra6-+ (worse 24...ba6 25.Rc6 Rc6 26.Qc6+=) 25.Ra6 ba6 (25...Nd8 26.Qe2 ba6 27.Qa6-+) 26.Qa6 (26.Rc1 Qa3 27.Kf1 Qd3 28.Qd3 ed3-+) 26...h5 (26...Nd8 27.Qa5-+) 27.Qb5 h4 28.h3 Nd8 29.Qh5 Rb7 30.Rc1 Rc7 31.Rb1 Ne6 32.Qg4 Rc2 (better 32...Nf8-+) 33.Qe4=+ Rd2?? (better 33...Rc7=+) 34.Rb8+- Nf8 (34...Qf8 35.Rf8 Nf8+-) 35.Qe7 Rd1 36.Kh2 Kh7 (36...Rd2 37.Rf8 Kh7 38.Qg5 g6 39.Qh4 Kg7 40.Qh8) 37.Rf8 Rd2 (37...Rd3 38.Qg5 g6 39.Qh4 Kg7 40.Qh8) 38.Rf7 (38.Qg5 g6 39.Qh4 Kg7 40.Qh8) 38...Rf2 (38...Kg6 39.Rg7 Kf5 40.Qe5) 39.Qh4 (39.Rg7 Kh8 40.Rh7 Kg8 41.Qg7) 39...Kg6 (39...Kg8 40.Qf2 Kh7 41.Qf6 Kg8 42.Qg7) 40.Qf2 (40.Rf2?!) 40...Kh5 (40...Kh6 41.g4 Kg6 42.Qf5 Kh6 43.Qh5) 41.Qf3 (41.g4 Kh6 42.Qh4 Kg6 43.Qh5) 41...Kh6 42.Qg4 g6 (42...g5 43.Qe6 Kh5 44.Rh7) 43.h4 (43.Qh4) 43...g5 44.Qg5 1-0. BeepBeepImAJeep (2765) - Devouwmachine (2575), lichess.org, 2020.

10.Nf3 d5 11.cd5 cd5 12.Be2 Nc6 13.0-0 Bf5 14.d4 Rfe8 15.Qb3 Rad8 16.Rac1 Na5 17.Qa4 b6 18.Bb5 Rf8 19.Ne5 f6 20.Nc6 Nc6 21.Bc6 Be4 22.Rc3 Qe6 (22...Rf7!?+=) 23.f3+/- (23.Qa7 Bg2 24.Ra1 Bf3=+) 23...Bg6 24.Qa7 Rc8 (24...Bd3 25.Bd5 Rd5 26.Rd3 Ra5+/-) 25.Bd7?? (better 25.Qb6 Rfd8 26.Rfc1+-) 25...Qe7+= 26.Rc8 (26.Ra3!? Rc2 27.Re1+=) 26...Rc8= 27.Qa4 Rd8 28.Bc6 Bf7 (better 28...Qe3 29.Kh1 Qe6=+) 29.Re1+/- f5 30.Kf2 (30.Qb5 f4+/-) 30...g5 (better 30...Qh4 31.Kf1 Qh2=) 31.Qb5+/- g4 32.Qb6 gf3 33.gf3 Qh4 34.Ke2 (better 34.Kf1 Bh5 35.Bb5+/-) 34...Rf8?? (better 34...Qh2 35.Kd1 Rb8+/-) 35.Rg1+- Kh8 36.Rg2 (36.Qc7 Qf6+-) 36...Qh3 37.Rf2 f4 38.Qc5 (better 38.Qc7 Qe6 39.Qe5 Qe5 40.de5+-) 38...fe3?? (better 38...Rc8 39.Qd6 Qe6 40.Qe6 Be6+-) 39.Qf8 Bg8 40.Qf6 1-0. BeepBeepImAJeep (2770) - pierrotbasilou (2515), lichess.org, 2020.

10.Nf3 d5 11.cd5 cd5 12.Be2 Nc6 13.0-0 Bg4 14.d4 Rfe8 15.h3 Bf3 16.Bf3 Rad8 17.Rb1 b6 18.Qa4 Na5 19.Rfc1 Nc4 20.Bd5! Nd2 (20...Rd5 21.Qc6 Double attack (21.Qc6 Decoy; 21.Qc4 Remove defender)) 21.Bc6 (better 21.Rb5!? Rd6 22.Rc2+-) 21...Nb1+/- 22.Be8 (22.Rb1?! Rf8=) 22...Qe8 23.Qe8 Re8 24.Rb1 Rc8 25.a4 Rc2 26.a5 Kf8 (better 26...Rc6!?+/-) 27.ab6+- ab6 28.Rb6 Rc1 29.Kh2 Rc2 30.Kg3 Rc3 31.Rb5 Rd3 32.Rc5 Rc3?? (32...Ke7 33.Rc2+-) 33.h4 (better 33.Rc3 Ke7 34.Rc7 Kf6 35.Kf3+-) 33...Rb3 34.h5 Ra3 35.Rc6 h6 (35...Ra5 36.h6+-) 36.Kf3 Rb3 37.Rc5 Ra3 38.g4 Rb3 39.Ke4 Rb2 (39...Rb7 40.f4 Re7 41.Kd3+-) 40.f4 White prepares the advance g5 40...Rf2 41.g5 Rg2 (41...Rh2 42.g6 fg6 43.hg6 Rd2+-) 42.gh6 gh6 43.Rf5 Kg7 (43...Re2 44.d5 Rd2 45.Ke5+-) 44.d5 Rd2 (44...Ra2 45.d6 Ra8 46.Kd5 Ra5 47.Kc6 Rf5 48.d7+-) 45.Ke5 Re2 46.e4 Rd2 47.d6 (better 47.Kd6 Ra2+-) 47...Ra2 (47...Kf8 48.Rf6 Kg7+-) 48.d7 (better 48.Kd5 Kf8 49.Re5+-) 48...Ra5?? (better 48...Rd2+/-) 49.Kd6+- Ra6 50.Ke7 (50.Kc7 Ra4 51.d8Q Ra6 52.Qe8 Rc6 53.Kc6 f6 54.Rd5 f5 55.Rf5 Kh7 56.Rf7) 50...Ra7 51.Ke8 Ra8 (51...Rc7 52.d8Q Rb7 53.Qd6 f6 54.Qf6 Kg8 55.Qg6 Kh8 56.Rf8) 52.d8Q Rd8 53.Kd8 f6 (53...Kf8 54.Rf6 Kg8 55.Ke8 Kg7 56.Rf7 Kg8 57.Rf6 Kg7 58.Rg6 Kh8 59.Ke7 Kh7 60.Kf7 Kh8 61.Rh6) 54.Ke7 (54.Ke7 Kg8 55.Rf6 Kg7 56.Rg6 Kh8 57.Kf6 Kh7 58.Kf7 Kh8 59.Rh6; 54.Ke8 Kh7 55.Rf6 Kg7 56.Rg6 Kh8 57.Ke7 Kh7 58.Kf7 Kh8 59.Rh6) 1-0. BeepBeepImAJeep (2690) - FrenchandSlav (2130), Rated Bullet tournament QUIImUhE, lichess.org, 2015.

10.Nf3 d6

11.Be2 c5 12.Qc2=.

11.Be2 Nd7 12.0-0 Ne5 13.d4 Ng6 14.Rb1 f5 15.Bd3 f4 (15...Be6 16.Qb3 Rab8 17.d5+/-) 16.e4 (16.Bg6 hg6 17.ef4 Qf7+/-) 16...Bg4+= 17.Re1 Nh4 18.Be2 Bf3 19.Bf3 (19.gf3?? Qg5 20.Kh1 Qg2) 19...Rae8 20.e5 (better 20.Bh5+=) 20...b6?? (better 20...Qg5 21.Kh1 Nf3 22.gf3 de5 23.Rb7 Qh5 24.de5 Re5 25.Re5 Qe5=) 21.Bc6+- Rd8 22.ed6 Qd6 23.Bd5 Kh8 24.Qg4 Nf5 25.Re6 Qd7 26.Qf4?? (26.Re4 Qa4+-) 26...Ne7?? (better 26...Nd4 27.Qd4 Qe6-/+) 27.Qe4 Nd5 28.cd5 (28.Qd5? Qf7 29.f3 Rd5 30.cd5 Qd7-+) 28...Qd5 29.Qd5 Rd5 30.Rd1 Rfd8 31.Re7 Ra5 (31...Kg8 32.Kf1+/-) 32.Rd2 Kg8 33.h3 Kf8 34.Rb7 Rdd5? (34...h5 35.Kf1+/-) 35.Rd3 (better 35.Rc2!? Rd8 36.Rcc7 g5 37.Rh7 Kg8+-) 35...Kg8 36.Rc3 h6 (36...h5 37.Rcc7 Kh7 38.Rg7 Kh6 39.Ra7 Rd4 40.Rgc7 Ra7 41.Ra7+-) 37.Rc8 Kh7 38.Rcc7 Rg5 39.Ra7 Rad5 40.Rd7 Rb5 (40...Rd7 41.Rd7 Ra5 42.Rb7+-) 41.g4 (better 41.h4 Rg4 42.g3+-) 41...Rb2? (41...h5 42.Kg2 hg4 43.h4+-) 42.Kg2 (better 42.f4!? Rg6+-) 42...h5 43.Kg3 hg4 44.hg4 Rb1 45.f3 Rg6 46.Rab7 (46.d5 Kh6+-) 46...Rb2 (46...Ra1 47.Rd5+-) 47.a4 Ra2 48.d5 (48.Ra7!? Ra1+-) 48...Ra4 49.d6 Rd4 50.Rb6 Rd3 51.Rbb7 (51.Kf4!? Rf6 52.Ke5 Rdf3+-) 51...Rdd6 52.Rf7 Rdf6 53.Rf6 Rf6 54.Rb5 Kg6 55.Rf5 (55.f4 Rd6+/-) 55...Rc6 (better 55...Rf5!? 56.gf5 Kf5=) 56.Rf4 (56.f4 Rc3 57.Kh4 Rc1+/-) 56...Rf6 (56...Kh6 57.Ra4+/-) 57.Re4 (57.Rf6 Kf6 58.f4 g6+-) 57...Rb6 58.Rf4 Ra6 (58...Rf6 59.Rf6 Kf6 60.f4+-) 59.Re4 Rb6 60.Rf4 Ra6 61.Re4 (61.Rd4 Ra3+/-) 61...Rc6 (61...Rb6 62.f4+/-) 62.Rf4 (62.f4 Rd6+/-) 62...Rb6 (62...Ra6 63.Rd4+/-) 63.Re4 Rc6 64.Rf4 ½-½. BeepBeepImAJeep (2780) - quick_Mate (2770), lichess.org, 2020.

11.Be2 Nd7 12.0-0 Re8 13.d4 Nf6 14.a4 Bf5 15.a5 Rad8 16.a6 b6 17.Qa4 c5 18.Rfd1 h6 19.Bf1 d5 20.dc5 Qc5 21.cd5?? (21.Rac1 Qe7+=) 21...Nd5 (better 21...Bc2 22.Qh4 Bd1 23.Rd1 Nd5-+) 22.Qd4 Qd4 23.Nd4 Be4 (23...Bg4 24.Rd2 Bd7 25.Rad1+=) 24.Rdc1 (24.Nb5 Rd7 25.Rd4+-) 24...Rd7? (better 24...Rd6+=) 25.Bb5+- Red8 26.Bd7 Rd7 27.Rc8 Kh7 28.Rb8 Nb4 29.Nb5 (29.f3 Bd5+-) 29...Nd3? (better 29...Na6 30.Rc8 Bd3+=) 30.f3 Bc6 31.Nd4 Bd5 32.e4 Bc4 33.Nc6 Nc5? (33...Rc7 34.Na7 Ra7 35.Rb6+-) 34.Ra8 (better 34.Ne5 Ba6 35.Nd7 Nd7 36.Rd8+-) 34...Rc7 35.Na7 Na6? (better 35...Ba6 36.Rb1 Bb7+-) 36.Rc8 Rc8 (36...Be6 37.Rc7 (37.Ra6?! Bc8 38.Nc8 Rc8+/-) 37...Nc7 38.Rc1+-) 37.Nc8 1-0. BeepBeepImAJeep (2700) - ChubToad (2665), lichess.org, 2020.

11.Be2 Nd7 12.0-0 Nf6 13.Qc2 Bg4 (13...g6 14.Rab1=) 14.h3 Bh5 15.Nd4 (15.d3 Qd7=) 15...Be2 (15...Bg6 16.d3=) 16.Ne2 Rad8 (16...Rfd8 17.d3=) 17.Rab1 c5 18.Qb3 (18.d4 Rd7=) 18...b6 19.Nc3 (19.Rfd1 d5=) 19...Qe6 (19...Rfe8 20.Rfd1=) 20.a4 (20.Qa4 Rd7=) 20...d5 21.cd5 Nd5 22.Nb5 (22.a5 h6=) 22...a6 (22...Rd7 23.Rfc1=) 23.Na3 (23.Nc3 Nc3 24.dc3 Rd6=) 23...Nb4 (23...f5!?=+) 24.Qe6= fe6 25.d4 a5 (25...Rb8 26.Nc4=) 26.dc5+= bc5 27.Nc4 Rd3 (27...Rb8 28.Na5 Ra8 29.Nb7+-) 28.Na5+- Ra8 (28...Rc3!?+-) 29.Nb7+- Rc3 (29...Na6+-) 30.Rfc1 (30.Nc5 Rc5 31.Rb4 Rc2+-) 30...Rc1 (better 30...Na2!? 31.Rd1 Ra4+-) 31.Rc1+- Ra4 (31...Nd3 32.Rc3 c4 33.Rc4+-) 32.Nc5 Ra2 (32...Ra3 33.Ne6 Kf7 34.Nd4+-) 33.Ne6 Rf2?? (better 33...Kf7 34.Nf4 Na6+-) 34.Rc8 (34.Rc8 Kf7 35.Nd8 Ke7 36.Kf2 Nd3 37.Ke2+-; 34.Kf2?! Nd3 35.Ke2 Nc1 36.Kd2 Na2+-) 1–0. Timmermans,Mark (2415) – Brink,Barry (2305), 9. Batavia Blitz, 2017.

11.Be2 Bf5 12.0-0 Nd7 13.d4 Nf6 14.Bd3 Bg4 15.Rb1 b6 16.h3 Bf3 (16...Bh5 17.a3=) 17.Qf3+= d5 18.cd5 Nd5 19.Rfc1 Rac8 20.Be4 Qd6 21.Rc4 Ne7 22.Rbc1 c5 23.dc5 Rc5 24.Rc5 bc5 25.Bb1 Rc8 26.Qe4 g6 27.Qc2 c4 28.Rd1 Qc6 29.Qc3 Nd5 (29...Qe6 30.Bc2=) 30.Qd4 (30.Qa5 Nc7+=) 30...Nb4 (30...Nb6 31.Bc2=) 31.Be4 (31.a3 Na6+/-) 31...Qc7 (31...Qa4 32.a3 Nc2 33.Qf6 Na3 34.Rd4=) 32.Rc1 (better 32.a3!? Na6 33.Qc3+/-) 32...Na2 33.Ra1 Nb4 (33...Rd8!? 34.Bd5 Nc3 35.Bf7 Kf7 36.Qc3 Kg8=) 34.Ra7+/- (34.Qa7 Qa7 35.Ra7 c3-+) 34...Qc5 35.Qd7 Rf8 36.Rc7 Qe5 37.Rc4 Qa1 38.Kh2 Qe5 39.f4 Qa5 40.Rc7 Na2?? (better 40...Na6 41.Ra7 Nc5+-) 41.Bd5 (41.Bd5 Kg7 42.Bf7 Qc7 43.Qc7 Rf7 44.Qa5+-) 1-0. BeepBeepImAJeep (2535) - thujer (2650), lichess.org, 2017.

11.Be2 Bf5 12.0-0 Nd7 13.d4 Nf6 14.Bd3 Bg6 15.h3 Rfe8 16.Qc2 White intends c5 (16.Bg6 fg6 17.Qb3 Ne4+=) 16...Bh5 17.Nd2 h6 (17...c5!?=) 18.Rab1 d5 19.c5 Rab8 20.Rfe1 b6 (20...Ne4!?+=) 21.cb6+/- ab6 22.Qc6 Rec8 (22...Qa3 23.Qc2+/-) 23.Qb5+- Qa3 24.Qb3?? (24.Bf5 Rc7+-) 24...Qa5 (24...Rc3!? 25.Qa3 Ra3+=) 25.Nf1 (25.Qb2!?+-) 25...Rc3+= 26.Qb5 Qa2 27.Ng3 Bg6 28.Bg6 fg6 29.Ra1 Qc4 30.Qb1 b5? (better 30...Rc2!?+=) 31.Qg6+- b4?? (31...Qc7!?+-) 32.Nf5 (better 32.Ra7 Qc7 33.Rc7 Rc7 34.Nf5+-) 32...Qc7 33.Nh6 Kf8 34.Nf5 Qf7 (better 34...b3 35.Ra6 Ne8+-) 35.Qf7 Kf7 36.Ra7 Kg6 (36...Kf8 37.Ng7 Rb6+-) 37.Ng7 (better 37.g4 Ne8 38.Ne7 Kg5 39.Nd5+-) 37...b3+/- 38.Ne6 (38.g4 b2 39.Nf5+=) 38...b2= 39.Nf4 (better 39.g4 Rc1 40.Rg7 Kh6 41.g5 Kh5 42.Nf4 Kh4 43.gf6 Re1 44.Kh2 Rh1 45.Kh1 b1Q 46.Kh2+-) 39...Kf5?? (better 39...Kh6!? 40.Raa1 ba1R 41.Ra1 Rc2=+) 40.g4 (40.Rg7 Rc1 41.g4 Ng4 42.hg4 Kf6 43.Nh5 Ke6 44.Nf4 Kd6 45.Rg6 Kd7 46.Rg7 Kc6 47.Rg6 Kb7 48.Rc1 bc1Q 49.Kg2-+) 40...Ke4?? (better 40...Kg5 41.Rg7 Kh6 42.Rg6 Kh7 43.Rf6 Rc1 44.Rc1 bc1Q 45.Kg2 Rb5=+) 41.Kg2 (41.Kg2 Re3 42.fe3+-; 41.Re7 Kf3 42.Ng6 Rh8 43.Ne5 Ke4 44.f3) 1-0. BeepBeepImAJeep (2765) - LouiVos (2775), lichess.org, 2020.

11.Be2 Bg4 12.0-0 Nd7 13.Rb1 Bf3 14.Bf3 Ne5 15.Be2 Rab8 16.d4 Ng6 17.Bd3 Rfe8 18.Qc2 White plans c5 18...a6 19.a4 Nf8 20.Rfc1 g6 21.c5 d5 22.Rb6 Red8 (22...Qc7!?+/-) 23.Rcb1+- Rd7 24.Ra6! Rbd8 (24...ba6 25.Rb6 Double attack (25.Rb8 Pinning; 25.Rb8 Deflection; 25.Rb6 Decoy; 25.Rb8 Clearance)) 25.Rab6 Ne6 (25...Ra8 26.Qb3 Ra7 27.Qb4+-) 26.a5 Ra8 27.a6 ba6 (27...Nd8 28.h4!+-) 28.Ra6 (better 28.Rc6 a5 29.Rcb6+-) 28...Ra6+/- 29.Ba6 Ra7 30.Bf1 Ng5 31.Qb2 Kg7 32.Qb8 h5 33.h3 Ne4 34.Bd3 Ra2 35.Be4 Qe4 36.Rf1 Qf5 37.Qd6 Qf6 38.Qf6 Kf6 39.Rb1 Ra7 40.Rb8 Rc7 41.Rd8 Ke6 42.Rd6 Ke7 (42...Kf5!?+/-) 43.g3 Kf8 44.Kg2 Ke7 45.Kf3 Kf8 46.g4 Ke7?? (better 46...hg4 47.hg4 Ke7+-) 47.gh5 gh5 48.Kf4 Kf8 (48...Rc8 49.h4 Rg8 50.Rc6 Rg4 51.Ke5 Rh4 52.Rc7 Kd8 53.Rf7+-) 49.Kg5 Kg7 (49...Ke7 50.Kh5 Rc8 51.h4+-) 50.Kh5 Rc8 51.Kg5 Rc7 52.h4 Rc8 53.h5 Rc7 54.h6 Kh7 55.Kf6 Kg8 (55...Kh6 56.Rd8 Kh5 57.Kf5+-) 56.f3 (better 56.Rd8 Kh7 57.Rf8+-) 56...Kh7 57.e4 de4 58.fe4 Kg8 (58...Kh6 59.Rd8 Kh5 60.Ke5+-) 59.d5 (59.Rd8 Kh7 60.Rf8 Ra7 61.Rf7 Rf7 62.Kf7 Kh6 63.d5 cd5 64.ed5 Kg5 65.d6 Kf5 66.d7 Ke4 67.d8Q Kf4 68.c6 Kg4 69.c7 Kg3 70.c8Q Kf4 71.Qd4 Kg5 72.Qe6 Kh5 73.Qg6) 59...cd5 60.Rd8 (60.Rd5!? Kh7+-) 60...Kh7 61.Rd5 Rc6 (61...Kh6 62.Ke5 Re7 63.Kd6 Re4+-) 62.Kf7 Rh6 63.e5 Rc6 64.e6 Kh6 65.e7 Rc7 66.Kf8 Rc8 (66...Re7 67.Ke7 Kg7 68.c6 Kg8 69.Kf6 Kh7 70.Rd8 Kh6 71.Rh8) 67.e8Q Rc7 (67...Re8 68.Ke8 Kg6 69.c6 Kh7 70.Kf7 Kh6 71.c7 Kh7 72.Rh5) 68.Rd6 (68.Rh5) 68...Kg5 69.Qg6 (69.Qg6 Kf4 70.Rd4 Ke3 71.Qe4 Kf2 72.Rd2 Kg3 73.Rg2 Kh3 74.Qg4; 69.Qe5 Kg4 70.Rg6 Kf3 71.Rg3 Kf2 72.Qe3 Kf1 73.Rg1) 1-0. BeepBeepImAJeep (2605) - KillerBateman (2485), Rated Bullet game, lichess.org, 2015.

11.Be2 Bg4 12.0-0 Nd7 13.d4 a6 14.Rb1 b5 15.a4 bc4 16.Bc4 Nf6 17.Be2 a5 18.Qc2 Qd7 19.Rbc1 Rfc8 20.h3 Bf5 21.Bd3 Bd3 22.Qd3 c5 23.dc5 dc5 24.Qa3 c4 25.Rfd1 Qe6 26.Rd4 The isolani on c4 becomes a target (26.Nd4 Qb6+=) 26...h6 (26...Rab8 27.Nd2 Rb4 28.Rc3=) 27.Qa2 (better 27.Nd2!?+/-) 27...c3= 28.Qe6 fe6 29.Rd3 Rc4 30.Rdc3 Ra4 31.Rc8 Rc8 32.Rc8 Kh7 33.Ra8 Ra1 34.Kh2 Ne4 35.Nd4 Ra2 (35...e5 36.Nc6=) 36.f3 Nd2 37.Kg3 (37.Kg1!?=) 37...e5-/+ 38.Nc6 Attacking the isolated pawn on a5 (38.Ne2 Nc4 39.Nc3 Rd2=+) 38...Nf1 39.Kg4?? (better 39.Kh4 Ne3 40.Ra5 Ng2 41.Kg3 Ra5 42.Na5-/+) 39...Ne3 40.Kh4 (40.Kg3 Rg2 41.Kh4 Nf5 42.Kh5 g6) 40...Rg2 (40...Ng2?! 41.Kg3-/+) 41.Ra5 (41.Rf8 Rg5 42.Rh8 Kh8 43.Ne5 Nf5) 41…Nf5 (41...Nf5 42.Kh5 g6) 0-1. BeepBeepImAJeep (2555) - Kacparov (2655), lichess.org, 2016.

11.Be2 Bg4 12.0-0 Nd7 13.d4 c5 14.h3 Bh5 15.Rb1 b6 16.a4 Rac8 17.a5 Bg6 18.Ra1 Be4 19.ab6 ab6 (19...Nb6 20.Nd2 f5 21.d5+=) 20.Ra7 Ra8 21.Ra8 Ra8 22.Bd3 Bd3 23.Qd3 Nf6 24.Rb1 (24.Qb3 d5+=) 24...Qb7 (24...d5 25.cd5 Nd5 26.dc5 Qc5 27.Ng5=) 25.Qf5 cd4 26.Nd4 h6 27.Qf4 Qe4 28.Qe4 (28.Rb6!? Qf4 29.ef4+/-) 28...Ne4+= 29.f3 Nd2 30.Rb6 Nc4 31.Rb3 d5 32.Rc3 Ra3 (better 32...Kh7!?=) 33.Ra3+/- Na3 34.Nc6 Kf8 35.Nb4 Ke7 36.Nd5 Kd6 37.Nc3 Nc4 38.Kf2 f5 39.g4 Ke5 (39...g6 40.Ke2+/-) 40.f4 Kf6 41.Ne2 (41.Ke2 g5+/-) 41...g5 (41...g6!?+/-) 42.Ng3+- fg4 43.hg4 gf4 44.ef4 Kg6 45.Kf3 Nd6 46.Ne4 Nc4 47.Ng3 Nd2?? (47...Nd6 48.Ke3 Nb5+-) 48.Ke3+- Nc4 49.Ke4 Nd2 50.Ke3 Nc4 51.Kd3 Nb2 52.Kd4 Nd1 53.Ne4 Nb2 54.Nf2 Na4 55.Ke5 Nc5 56.Kd5 Nb3 57.Ne4 Nc1 (57...Kf7 58.Ke5+-) 58.f5 (58.Ke6 Nd3 59.f5 Kg7+-) 58...Kf7 59.Ke5 Nd3 60.Kd5 Ne1?? (60...Nc1 61.Nc5 Ne2+-) 61.Kd4 Ng2 62.Nc3 Kf6 63.Ke4 (63.Nd5 Kg5+-) 63...Kg5+/- 64.Kf3 (64.Nd5 Nh4 65.f6 Ng6+/-) 64...Ne1?? (better 64...Nh4 65.Ke3 Kg4=) 65.Kg3+- h5? (better 65...Kf6+-) 66.Ne4 Kh6 67.g5 Kg7 68.Kf4 (better 68.Nf6!? h4 69.Kh4 Ng2 70.Kh5 Ne3 71.Ne8 Kf8+-) 68...Nd3 69.Kg3 Ne1 70.Kh4 Ng2 71.Kh5 Nf4 72.Kg4 Nd3 (72...Nd5+-) 73.g6 (better 73.Nf6 Nb4+-) 73...Ne5?? (better 73...Kh6 74.Kh4 Ne5+/-) 74.Kg5+- Nf3 75.Kf4 (75.Kh5!? Ne5 76.f6 Kg8+-) 75...Nd4?? (75...Nh4 76.Kg4 Ng6 77.f6 Kf8=) 76.Ng5 Nc6 77.Ne6 Kf6 (77...Kh6+-) 78.Kg4 (78.Nc5!? Nb8+-) 78...Ne5?? (78...Ne7 79.Nc7 Ng6 80.Ne8 Kf7 81.Nd6 Kf6 82.Ne4 Kg7+=) 79.Kh5+- Nd7 80.Kh6 White prepares the advance g7 (better 80.Nc7 Kf5 81.Nd5 Ke6+-) 80...Kf5 81.g7 Nf6 82.Ng5 (82.Nf8 Ke4 83.Nd7 Ng8 84.Kh7+-) 82...Ng4 83.Kh7 Nf6 84.Kh8 Kg5 85.g8Q Ng8 ½-½. BeepBeepImAJeep - Ucitel (2580), lichess.org, 2018.

4...Ba5

5.Rb1 0-0 6.e3 Re8 7.Bf6 Qf6 8.Nd5 Qd8 (8...Qd6 9.c4-/+) 9.c3 (9.Nf3!?=) 9...c6+= 10.Nf4 Bc7 11.g3 d5 12.Bd3 (12.Nf3 Nd7+=) 12...Nd7-/+ 13.Qc2 g6 14.h4 (14.Be2 Nb6-/+) 14...Nc5 (14...Ne5 15.h5-/+) 15.Be2 Qf6 16.Rc1 (16.Nf3 Bf5 17.d3 Bd6+=) 16...Bf5 17.d3 Rad8 (17...Re7 18.Nf3-/+) 18.Kf1 Bc8 (18...Ne6 19.Ngh3-/+) 19.Nf3 Ne6 20.Qa4 (20.h5 Nc5 21.hg6 fg6+=) 20...a6 (20...Nf4 21.gf4 Bg4 22.Rg1-/+) 21.Ne6+= Re6 22.Qd4 (22.h5 c5+=) 22...Qe7 23.Kg2 (23.h5 g5 24.h6 Rg6-/+) 23...c5 24.Qa4 Bd7 25.Qa3 Bd6 (25...Rf6 26.h5-/+) 26.Qb2 (26.Qb3 Bc6+=) 26...Bc6 (26...Rf6 27.h5-/+) 27.Qc2 Qf6 (27...h5 28.Ng5 Rf6 29.Rhe1+=) 28.d4 c4 29.Ng5 Re7 30.Nh3 Bd7 (30...b5 31.Nf4+=) 31.Nf4 Bf4 32.gf4 (32.ef4 Bf5 33.Qd2 Be4 34.f3 Bf5+=) 32...Bf5 33.Qd1 h5 34.Bf3 b5 35.a4 (35.a3 Kg7-/+) 35...Rb7 36.ab5 ab5 (36...Rb5 37.Ra1-/+) 37.Qd2+= Qe6 38.Ra1 Bg4 39.Qe2 Bf5 40.Qb2 (better is 40.Qd2!?=) 40...b4!-/+ 41.cb4 Rdb8 42.Ra4 Be4 43.Be4 Qe4 (43...de4?! 44.Rc1=) 44.Kh2 Qe7 45.Kg3 (45.Kg2!?-/+) 45...Qd7-+ 46.Rha1 Qg4 47.Kh2 Qh4 48.Kg2 Qg4 49.Kh2 Kg7 50.Qd2 h4 51.Rg1 Qd7 52.Rga1 Qd6 53.Rb1 Qd7 54.Raa1?? (54.Rba1 Qe7 55.Rb1-+) 54...h3 (54...Qf5 55.Rb2-+) 55.Qe2 (55.Qc2 Rb4 56.Rb4 Rb4-+) 55...Rb4 (55...Qf5 56.Qf3-/+) 56.Rb4 Rb4 57.Ra5 (57.Qf3 Rb2 58.f5 Qf5 59.Qf5 gf5 60.Kh3 Rf2-/+) 57...c3 58.Rc5? (58.Ra1-+) 58...Rb2 59.Qf3 c2 60.Qh3 (60.f5 Qd6 61.Qg3 Qc5 62.dc5-+) 60...c1Q! (60...c1Q 61.Rc1 Rf2 62.Qg2 Rg2 63.Kg2 Kf6-+) 0–1. Turikov,Viktor (2205) – Malaniuk,Vladimir P (2470), GM Algimantas Butnorius, 2016.

5.Rb1= d6 6.Bf6 Qf6 7.Nd5 Qd4 8.Ne3 (8.Rb5 Be6=+) 8...0-0 9.c3 Qe4 10.Qc2 (10.Nf3 Be6=+) 10...Qc2-/+ 11.Nc2 Bb6 (11...Bf5 12.Rb5 Bc2 13.Ra5=+) 12.Nf3 (12.d4 Bf5 13.Rb2 Ba5=+) 12...Nd7 (12...Bf5!? 13.d3 Be6=+) 13.e3= Nf6 14.Be2 (14.d4 Bf5 15.Rb2 Nd5=+) 14...Re8 (14...Be6 15.d4=+) 15.a3 (15.d4 Bf5 16.Rb2 Nd5=+) 15...Bf5 16.d3 Ba5 (16...Nd5 17.Rb3=+) 17.Kd2 (17.Rb7 Bc3 18.Kd1=) 17...c5 (17...Rab8 18.Rb5 Bc3 19.Kc3+-) 18.Rhc1?? (better 18.Rb7 Nd5 19.Rb3+-) 18...Rab8-/+ 19.Nce1 (19.Rb5 Bc7=+) 19...b5 20.Nc2 (20.e4 Be6-/+) 20...a6 (20...d5 21.Re1-/+) 21.h3 (21.e4 Be6-/+) 21...Bd7 (21...d5 22.a4 ba4 23.Rb8 Rb8 24.g4-/+) 22.Na1 (22.Re1 d5-/+) 22...Bc7 (22...d5 23.Nb3 Bb6 24.c4 dc4 25.dc4=+) 23.Nb3 (23.a4 ba4 24.g4 a3-/+) 23...a5 (23...Be6 24.c4=+) 24.Kd1 (24.a4 ba4 25.Na1 d5-/+) 24...a4 25.Nbd2 d5 Black plans c4 (25...Bc6 26.d4-/+) 26.d4 (26.c4 dc4 27.dc4 b4-/+) 26...c4-/+ 27.Rb2 (27.Rb4 Bd6-/+) 27...Bd6 28.Ra1 Rbd8 (28...Bf5 29.Kc1-/+) 29.Ke1 (29.Kc1 Rb8-/+) 29...Ne4 (29...Rb8 30.Kd1 Be6 31.Rab1-/+) 30.Ne4=+ de4 31.Ne5 (31.Nd2!?=+) 31...Be5-/+ 32.de5 Bc6 (32...Re5 33.Rd1-/+) 33.Rab1 (33.Rd1 Rd1 34.Kd1 Re5-/+) 33...Re5 34.Rd1 Rd1 35.Kd1 f5 36.Ke1 (36.Rd2 Rd5-/+) 36...g5 37.Rd2 (37.Rb4 Rd5-/+) 37…Re6 (37...Re6 38.Rd8 Kf7-/+; 37...Rd5 38.Rd5 Bd5 39.Kd2-+) 0–1. Schulz,Hans_Juergen – Conde,Jose A, TT–06 TSC, 2003.

5.Nb5 a6 6.Na3 b5 7.c4 Qe7 8.Bb2 b4 9.Nc2 c5 10.a3 b3 11.Ne3 Ne4 12.Nf3 0-0 13.Bg7 d6?? (13...Kg7 Decoy to g7 14.Nf5 Theme: Double Attack) 14.Nd5 (14.Bf8!? Kf8 15.Rb1 Kg8+-) 14...Qb7 15.Bf8 Nc6 (15...Kf8 16.Rb1 b2+-) 16.Bh6 Bf5 17.g3 Rb8 18.Bg2 b2 19.Rb1 Bd8 (19...Qb3 20.Qb3 Rb3 21.0-0+-) 20.d3 Ba5 21.Nd2 Nc3 22.Nc3 Bc3 23.Bc6 (better 23.0-0!? Qc7+-) 23...Qc6 Do you see the mate threat? 24.f3 Re8 (24...Bh3 25.e4+-) 25.0-0 d5 26.Bf4 d4 (26...Bd4 27.Kh1 Bh3 28.Re1+-) 27.Ne4 Be4 (27...Bh3 28.Rf2 f5 29.Nc3 dc3 30.Qc2+-) 28.de4 (28.fe4 Qe6+-) 28...Re7 29.Qc2 (29.Qd3 Rb7+-) 29...Rb7 30.e3 Qb6 (30...Qf6 31.Rfd1+-) 31.Rfd1 Qb3 32.Qb3 (32.Qe2 Qa3 33.Be5 Qa2+-) 32...Rb3 33.Be5 Ra3 34.ed4 Ra1 35.Kg2 (35.Kf2 Rb1 36.Rb1 cd4+-) 35...a5 (35...Rb1 36.Rb1 cd4 37.Kf2+-) 36.dc5 (better 36.Kf2 Rb1 37.Rb1 cd4+-) 36...Be5 37.c6 (37.c6 Rb1 38.Rb1+-) 1–0. Fehr,Wolfgang – Grehl,Siegfried, corr SOK–92–78, 1992.

5.Bf6 gf6?! 6.e3 +=.

5.Bf6 Qf6-/+ 6.Nd5? (better is 6.Rb1!?-/+) 6...Qd4-+ 7.Nc3 Bc3 8.Nf3 Qf6 (8...Ba1!? 9.Nd4 Bd4 10.e3-+) 9.dc3 Qc3 10.Nd2 Nc6 11.Rc1 d5 12.e3 Nb4 13.a3 Qa3 14.c3 Nc6 15.Bb5 Bg4! 16.Qc2 (16.Qg4 Qc1 Double attack (16...Qc1 Deflection)) 16...0-0 17.Bc6 bc6 18.0-0 Qd6 19.h3 Bh5 20.c4 d4 21.ed4 Qd4 22.Nb3 Qd6 23.Qc3 Rfe8 24.Ra1 h6 (24...f6 25.c5 Qd5 26.f3-+) 25.Ra6-/+ Bg6 26.Nd4 Be4 27.c5 Qg6 28.f3 Bd5 29.Rfa1 Qg3 30.Nf5 Qg5 31.Nd4 Re3 32.Qd2 Rae8 33.Ra7 Kh7 34.R7a4 (34.Rc7?? Qg3 35.Rf1 Qc7-+) 34...Re1! 35.Qe1 (35.Re1 Qd2 Discovered attack; 35.Qe1 Qe7 Double attack (35...Qe7 Decoy)) 35...Re1 36.Re1 Qd2 37.Rf1 Qc3 38.Kh2 (38.Rd1!?-/+) 38...Qc5-+ 39.Kh1 Qb6 40.Re1 c5 41.Ne2 c4 42.Raa1 Qf2 43.Rac1 g5 44.Ng1 h5 45.Re2 Qd4 46.Rec2 Kg6 47.Ne2 Qe3 48.Ra2 c6 49.Rc3 Qb6 50.Rac2 h4 51.Rd2 f5 52.Ng1 Kf6 53.Rdc2 Qd4 54.Ne2 Qf2 55.Ng1 Qe1 56.Rc1 Qe5 57.R1c2 Qg3 58.Ne2 Qe5 59.f4?? gf4-+ 60.Ng1 Qe1 61.Kh2 c5 62.Nf3 Qg3 63.Kg1 Be4 64.Rc1 Bd3 65.Re1 Qg7 66.Rec1 Qe7 67.Re1 Qd8 68.Ra3 Be4 69.Rc1 Bf3 70.Rf3 Qd4 71.Kh1 Ke5 72.Kh2 Kd5 73.Rfc3 Ke6 74.Kh1 Qe5 75.Kg1 Qe2 76.Kh2 Qf2 77.Kh1 Kd5 78.Rd1 Qd4 79.Rdc1 Qe4 80.Rd1 Ke6 81.Rcc1 Kf6 82.Rc3 Qe2 83.Rdc1 Ke6 84.R3c2?? Qe3 85.Rc3 Qe5 86.Kg1 Qe2 87.Kh1?? Kd5 88.R1c2 Qf1 89.Kh2 Kd4 90.Rf3+= Qd3 91.Rcf2 Qe3 92.Rf4 Kd5 93.Rf5 Ke4 94.Rf7 Qg5 95.Rd7 Qe5 96.Kg1= Qa1 97.Rf1 Qb2 98.Re1 Kf4 99.Rf7 Kg5 100.Rf2 Qd4 101.Ref1 Kg6 102.Kh1 Qc3 103.Rf4 Qc2 104.Rf6 Kg5 105.R6f2 Qc3 106.Rf5 Kg6 107.Rc5 Qc2 108.Rc6 Kg5 109.Rcf6 Qd3 110.R6f2 Qc3 111.Rf5+- Kg6 112.R5f4 Qd3 113.Rc1 c3 114.Rf3 Qd2 115.Rfc3 Kh6 116.R3c2 Qd8 117.Rc6 Kh7 118.Re6 Kg7 119.Rc4 Qd1 120.Kh2 Qd8 121.Rg4 Kh7?? 122.Ree4 Qd6 123.Ref4 Qe5 124.Rh4 Kg6 125.Rhg4 Kh6 126.h4 Kh7 127.Kh3 Qe6 128.Rf1 Kh6 129.Rf8 Kh7 130.g3 Qd7 131.Rf6 Qc8 132.h5 Qc1 133.Rd4 Kg7 134.Rg6 Kh7 135.Re6 Kg7 136.h6 Kf7 137.Rdd6 Qh1 138.Kg4 Qa8 139.Re5 Qg8 140.Kh4 Qa8 141.Red5 Qa1 142.Rd7 Kf6 143.R5d6 Kf5 144.g4 Kf4 145.Rd4 Kf3 146.h7 Qe1 147.Kg5 Qe5 148.Kg6 Qe6 149.Kg7 Qe5 150.Kf7 Qh8 151.Kg6 Qe5 152.g5 Qe6 153.Kh5 Qe8 154.g6 Qe5 155.Kh6 Qh2 156.Kg7 Qe5 157.Kf8 Qh8 158.Kf7 Qe5 159.Rd3 Kg2 160.R3d5 Qb8 161.g7 Qf4 162.Kg8 Qe4 163.Kh8 Kf2 164.g8Q Qe3 165.Qf7 Kg2 166.Rf5 Qc3 167.Qg7 Qg3 168.Rd2 Kh1 169.Rf1 1–0. alanhollywell1 (1960) – carnic (1975), gameknot.com, 2012.

5.Bg3 Nc6 6.Nf3 0-0 7.Bh4 Re8 (7...Bc3 8.dc3 d6 9.e3+=) 8.e3 (better is 8.Nd5!+=) 8...Bc3+= 9.dc3 d5 10.Bd3 d4 (better is 10...Bg4+=) 11.cd4+/- Nd4?? (11...Nb4+/-) 12.0-0 (better is 12.Nd4 c5 13.Nb3+-) 12...Nf3 13.Qf3 c6 14.Qd1 Qd6?? (better is 14...Qe7+=) 15.Bh7!+- Nh7 (15...Nh7 16.Qd6 Discovered attack; 15...Kh7 16.Qd6 Discovered attack) 16.Qd6 Bf5 17.Qc5 Bg6 18.h3 Nf6 (18...Re4 19.Bg3+-) 19.Bf6 gf6 20.c4 Be4 21.f3 Bg6 22.e4 Red8 23.Rad1 Re8 24.Rd7 Rad8 25.Rfd1 Rd7 26.Rd7 Kg7 27.Kh2 Re5 28.Qa7 b5 29.cb5 cb5 30.Rb7 f5 31.Qd4 Kf6 32.Rb6 Kg5 33.Qe5 Kh5 34.g4 Kg5 35.f4 Kh6 36.Qh8 1–0. Ficek,Szymon – Bulawa,Filip, Mistrzostwa Miedzywojewodzkie Juniorow Poland, 2012.

5.a4 Nc6=+

6.Bf6 gf6?! 7.Nd5 =.

6.Bf6 Qf6 7.Nd5 Qd4 -+.

6.Bg3 Bc3-/+ 7.dc3 0-0 8.e3 Ne4 9.Bd3 Nc3 10.Bh7=+ Kh8 11.Qh5+- Re8 12.Bg6 Kg8 13.Bf7 Kf8 14.Bc7! Qf6 15.Be8 Ne4 16.Qf3 Ke8 17.Qe4 Ne7 18.Nf3 Qa1+/- 19.Ke2?? Qf6?? 20.Rd1+- Qf5 21.Qc4 d5 22.Qc3 Be6 23.Rb1 b6 24.h3 Rc8 25.a5 (25.a5 ba5 26.Nd4+-) 1–0. Fehr,Wolfgang – Grehl,Siegfried, corr SOK–92–82, 1992.

5.Rb1 Nc6

6.Rb5 0-0 7.Nf3 Ne5 8.Ra5 (8.Ne5? c6 9.Rb3 d5-+; 8.Re5? c6-+) 8...Nf3 9.ef3 (9.gf3 d5-/+) 9...Re8 10.Be2 d5 11.0-0 c5 (better is 11...c6!? 12.Ra3 Qd6-/+) 12.Rc5= a6 13.Qb1 b5 14.Qb4 Bb7 15.Qf4 (15.Bd3!? Nd7 16.Rd5 Bd5 17.Nd5=) 15...d4-/+ 16.Ne4 (16.Nb5!? ab5 17.Bb5-/+) 16...Ne4-+ (16...Be4?! 17.fe4 Re4 18.Qf3+=) 17.fe4 Re4 18.Qc7 Qc7 (18...Re2?! 19.Qb7 Rd2 20.Rf5+=) 19.Rc7 Re2 20.Rb7 Rd2 21.Rc7 Re8 22.g3 g6 23.Rc6 d3 24.cd3 Ra2 25.d4 Ree2 26.d5 a5 27.d6 Red2 28.Re1 (28.Rb1 b4 29.Ra6 Ra3-+ (29...Rf2?! 30.d7 Rg2 31.Kf1 Rgf2 32.Kg1 Rg2 33.Kf1 Rgf2 34.Kg1=)) 28...Kf8 (28...Rf2 29.d7 Rg2 30.Kh1 Rh2 31.Kg1 Rag2 32.Kf1+=) 29.Rc8 (better is 29.Ra6-+) 29...Kg7 30.Rc6 (30.Rb1 a4 31.Ra8 Rd6 (31...Rf2?! 32.d7 Rg2 33.Kh1 Rh2 34.Kg1 Rag2 35.Kf1-+) 32.Rb5 Rd1 33.Kg2 Rdd2-+) 30...b4 (30...Rf2 31.Rd1 Rg2 32.Kf1 Rh2 33.Kg1 Rag2 34.Kf1-+) 31.Rb6 (31.Re7 b3 32.Rcc7-+) 31...Rf2 32.Rb7 (32.Ra1 Rg2 33.Kh1 Rh2 34.Kg1 Kf6-+) 32...Rg2 33.Kf1 Raf2 0–1. roy1nc6 (1970) – forsetinn (2225), gameknot.com, 2014.

6.Rb5 a6 7.Bf6 Qf6 8.Rb3-/+.

6.Bf6 Qf6 7.Nd5 Qd4 8.Rb5 Qa4 9.e3 Qa2-/+ 10.Ne2 Qa3 11.Rb3 Qd6 12.Nec3 a6 13.Qf3 0-0 14.Qh5 b5 15.Ne4 Qe5 (15...Qe5 16.Qe5 Ne5 17.Ne7 Kh8-/+; 15...Qe6 16.Nc5 Qe8 17.Bd3=) 0–1. Schulz,Hans_Juergen – Baer,Werner, TT–06 TSC, 2003.

6.Bf6 Qf6 7.Nd5 Qd6 8.Ne3 (8.c4 Ne5 9.e3 c6+=) 8...Bb6 (8...Qc5 9.c3-/+) 9.c3 (9.g3 0-0+=) 9...Be3 10.fe3 b6 (10...0-0 11.Nf3+=) 11.g3 Qd5 (11...Ba6 12.Qa4 Bb7 13.Nf3+=) 12.Nf3= Qa2 13.Bg2 Bb7 14.Ra1 (14.0-0 0-0=) 14...Qe6 (14...Qc4 15.Ra4 Qc5 16.0-0=) 15.Nd4= Qf6 (15...Qe5 16.0-0=) 16.Rf1 Qg6 17.Qa4 Nd4? (better is 17...0-0!? 18.Nf5 Rfe8=) 18.Bb7+/- Rb8 19.Qa7 (19.cd4?! Rb7 20.Qa6 Qc6=) 19...Nc2 20.Kf2 0-0 21.Ra2 c6 22.Ba6 b5 23.Rc1 Ra8 24.Qb6 Rfb8 25.Qc7 Qf5 26.Kg1 Ne3 27.de3 Qe6 28.Rca1 Qe3 29.Kf1 Re8 30.Qd7 Qc3? (better is 30...Rad8 31.Qc7 Rd5+/-) 31.Bb5!+- Qf6 (31...cb5 32.Qb7 Double attack (32.Ra8 Discovered attack; 32.Qb7 Decoy)) 32.Kg2 Rac8 33.Rc1 Qe5 34.Bc4 Qe4 35.Kh3 Qg6 36.Rf1 Qh5 37.Kg2 (37.Kg2 Kh8 38.Bf7+-) 1–0. gambit_queen (2100) – yulio (1900), gameknot.com, 2014.

5.e3 0-0

6.Bc4 Re8 7.Nf3 d6 8.Bf4 Bc3 9.dc3 Ne4 10.0-0 Nc3 11.Qd4 Ne4 12.Bd5 Nc5 13.Rab1 Nc6 14.Qb2 Be6 15.e4 Bd5 16.ed5 Nb8 17.Rfe1 Nbd7 18.Re8 Qe8 19.Re1 Qf8 20.Be3 Re8 21.Qb1 Re7 22.Bc5 Nc5 23.c4 Qe8 24.Re7 Qe7 25.Qf5 Qd7 26.Qd7 Nd7 27.Nd2 Kf8 28.Nf1 Ke7 29.Ne3 Nb6 30.f4 Kd7 (30...Kd7 31.Kf2 Na4-/+) 0–1. Hirtreiter,Michael – Gebhardt,Ulrich, BdF, 1988.

6.Bc4 Re8 7.Nf3 d6 8.Bf6 Qf6 9.Nd5 Qd8 =+.

6.Bc4 Re8 7.Nf3 d6 8.Bf6 Qf6 9.Nd5 Qh6 10.0-0 c6 11.Nf4 d5 12.Be2 Bc7 13.g3 Bg4 14.Nd4 Be2 15.Nfe2 Nd7 16.f4 Nf6 17.Kg2 Ne4 18.h3 c5 19.Nf3 Rad8 20.c3 Qc6 21.Qc2 Nd6 22.Rae1 Nc4-/+ 23.Kh2 b5 24.g4 Qg6 25.Qg6=+ hg6 26.Rb1 g5 27.Rf2 gf4 28.ef4 a6 29.d3 Nb6 30.Nh4 Na4-+ 31.Ng2 Re2! 32.Re2 Nc3 33.Rbe1 Ne2 34.Re2 c4 35.Kg3 Ba5 36.Ne1 Be1 37.Re1 c3 38.Kf3 d4 39.Ke2? Re8 40.Kf2 Re1 41.Ke1 f5 42.Ke2 g5 (42...g5 43.fg5 f4-+) 0–1. Kretschmar,Heinz – Mohrlok,Dieter A, corr ICCF EU–chT1 qual 3–07, 1973.

6.Bd3 Nc6+= 7.Bf6 Qf6 8.Ne4 Qh6 9.Nf3 d5 10.Ng3 Bg4 11.h3 Bf3 12.Qf3 Rad8 13.c3 Ne5 ½–½. Grossmann,Philipp – Simmerl,Stefan, Oberpfalz–ch M1, 1999.

6.Be2 c6 7.Bd6= Re8 8.Nh3 Bc7 9.Bc7 Qc7 10.Nf4 d5 11.d4 Bf5 12.g4?? (better is 12.0-0=) 12...Bg4!-/+ 13.Bg4 (13.Rg1 Be2 14.Qe2 Nbd7-+) 13...Qf4-+ 14.Be2 (14.Bf3 Nbd7-+) 14...Qh4 15.Kd2? (15.0-0 Re6 16.Kg2 Nbd7-+) 15...Qf2 (better is 15...c5 16.Bf3 Nc6 17.Rb1 cd4 18.Nd5-+) 16.Qg1 Qg1 17.Rhg1 Nbd7 18.Rab1 b6 19.a4 Ne4 (19...Re7 20.a5-+) 20.Ne4 Re4 21.c4 dc4 22.Bc4 Rae8 (22...Rd8 23.a5-+) 23.Rb3 (23.Rg3 Rh4 24.Kd3 Rd8-+ (24...Rh2?! 25.Rbg1 g6 26.Rf3+=)) 23...Nf6 24.Bd3 Rh4 (24...Re3?! 25.Bh7 Kh7 26.Re3=) 25.Rg2 Ne4 (25...c5 26.dc5 bc5 27.Rb5-+) 26.Ke2 (26.Be4 Rhe4 27.a5 b5-+) 26...g6 27.a5 (27.Be4 Ree4 28.Kf3 Re6-+) 27...b5 (better is 27...ba5 28.Be4 Rhe4-+) 28.a6? (28.Be4 Rhe4 29.Kf3 R8e6-+) 28...Nd6 (better is 28...Rh3!? 29.Be4 Re4 30.Rc3-+) 29.Kd2 Rb8 30.Kc3 (30.Rb2 Kg7-+) 30...Rb6 31.Ra2 Rh3 32.Re2 f5 33.Kb4 Ra6 34.Rc3 Rh4 (better is 34...Kf7-+) 35.Rec2 Ra4 36.Kc5 Ne4 37.Be4 Re4 (worse is 37...fe4 38.Kc6 b4 39.Rb3+=) 38.Kc6 b4 39.Rb3 Kf7 40.d5 (40.Kb5 Ra3 41.Ra3 ba3-+) 40...Ra6 41.Kc5 (41.Kb5 Rd6 42.Kc5 Rd7-+) 41...Ke7 42.Rd2?? (42.Rb4 Ra5 43.Rb5 Rb5 44.Kb5-+) 42...Ra5 43.Kc6 Rc4 44.Kb7 Kd6 45.Rd4 (45.Rdb2 Ra4 46.h3-+) 45...Rd4 46.ed4 Ra4 47.Rh3 Kd5 48.Rh7 (48.Kc7 f4-+) 48...Kd4 (48...b3 49.Kc8 Rb4 50.Rd7 Ke6 51.d5 Kf6 52.Rd6 Kg5 53.Re6-+) 49.Rh6 (49.Kc6 Ra2 50.Rb7 Kc3-+) 49...g5 50.Rh5 (50.Rd6 Ke5 51.Rd3-+) 50...b3 51.Rg5 b2 0–1. Turikov,Viktor (2205) – Perminaite,Guoda (1730), GM Algimantas Butnorius, 2016.

6.Be2 Nc6 7.Bf6 gf6 8.Bd3 Ne5 9.Qh5 Nd3 10.cd3+=.

6.Be2 Nc6 7.Bf6 Qf6 8.Nd5 Qd6 9.c4 b6 (9...Ne5 10.f4 Ng6 11.Qc2=+) 10.Rc1 (10.Nf3 Bb7=) 10...Nb4 11.Nb4 Bb4 12.Nf3 Bb7 13.0-0 c5 14.d4 Qf6 (14...Rad8 15.Qa4=) 15.h3 (15.dc5 Bc5 16.Qd7 Bc6=) 15...d6 16.Qd3 Rfe8 17.Qb3 Rab8 18.Rfd1 Be4 19.Nh2 a6 20.Bf3 Bf5 21.Qa4 Qg6 22.a3 Ba5 23.Bg4 Be4 24.Bf3 Bf5 25.Bg4 Be4 26.Bf3 Bf5 ½-½. zuri9 (2230) - marekt (2190), gameknot.com, 2020.

6.Be2 d6 7.Bf6 Qf6 8.Nd5 =+.

6.Be2 Re8 7.Nf3 d6 8.Bf6 Qf6 9.Nd5 Qh6 10.c4 c6 11.0-0 cd5 12.Qa4= Nd7 13.Qa5 dc4 14.Bc4 Nb6 15.Bb3 Be6 16.Rac1 Bb3 17.ab3+= Re7 18.Nd4 Re5= 19.Qa3 Qf6 20.Rc7 Re7 21.Re7 Qe7+/- 22.Nf5 Qe5 23.Nd6 Qd5 24.d4 Rd8 25.Nc4 Nc4 26.bc4 Qc4 27.Rc1 Qe2 28.Qe7 Rf8 29.Qb7+- a5 30.Ra1 Qd2 31.Qa6 Rb8 32.h3 (32…a4 33.Qa4+-; 32.Qa5?? Qa5 33.Rf1 Rb2-+) 1–0. Kuhlmann,AEJ – Markus,J, corr, 1997.

6.Nge2. A Fischer/Gerold.

6.Qf3 Bc3 7.Bc3 Ne8 8.Bd3+=.

6.Qf3 d6 7.Bf6+= Qf6 8.Qf6 gf6 9.Nge2 Nc6 10.0-0-0 Bg4 11.f3 Be6+= 12.Kb2 a6 13.a3 Kh8 14.Nf4 Ne5 15.d4 Ng6 16.Ng6 fg6= 17.d5 Bd7 18.Bd3 Rae8 19.e4 f5 20.Rhf1 Kg7 21.ef5 Bf5 22.Ne4 Re5 23.c4 Bd7 24.Kb3 Bb6 25.Rfe1 Rfe8 26.Bb1 ½–½. Fischer,A – Gerold, corr SOK–87–15, 1987.

6.Qf3= Re8 7.Bf6+= Qf6 8.Qf6 gf6 9.Nd5 Kg7 10.Ne2 c6 11.Ndf4 Bd8 12.Nd4 d5 13.Be2 Kh6 14.Rb1 Bc7 15.Nh5+/- Be5 16.Nf3 Nd7 17.Nh4 Nb6 18.f4 Bd6 19.Ng3 Bc7 20.Ngf5 Bf5 21.Nf5 Kg6 22.Bd3 Bf4 23.Rb4 Bc7 24.Rg4 Kh5 25.Be2 (25.Be2 Re3 26.de3 Bh2 27.Rh2#) 1–0. "lasker" (2210) – baldozar (1960), internet, 2007.

6.Nf3 c6 7.Be2 d5 8.0-0 Re8 9.Nb1 Nbd7 10.Bg3 Bc7 (10...Ne4 11.Bh4 Qb6 12.Qc1=+) 11.d4 (11.Bc7 Qc7 12.d4 Ne4=) 11...Nf8 (11...Bg3 12.hg3 Qe7 13.Nbd2=+) 12.Nbd2 (12.Bc7 Qc7 13.c4 Bg4=) 12...Ng6 (12...Bg3 13.hg3 Bf5 14.c4=+) 13.c4 (13.Bc7 Qc7 14.Bd3 Bg4=) 13...Bg3=+ 14.hg3 Be6 15.Qb3 dc4 16.Bc4 (16.Nc4? b5-+) 16...Bc4 17.Nc4 Qe7 18.Nce5 Nd5 (18...Ne5 19.Ne5 c5 20.Rfd1=) 19.Rab1 (19.Ng6 hg6 20.Rfb1 Rab8=) 19...Rab8 (better 19...Ne5 20.Ne5 Nb6=) 20.Nc6 (better 20.Ng6 hg6 21.Ne5+=) 20...bc6-/+ 21.Qb8 Rb8 22.Rb8 Nf8 23.Ne5 (better 23.Rc1 Qc7 24.Rb3-/+) 23...Nf6?? (better 23...Nc3 24.Ra1 c5-+) 24.Rc1 N6d7 25.Nd7 (25.Nc6!? Qa3 26.Rbb1=) 25...Qd7=+ 26.d5? (better 26.Rb3=+) 26...Qd5-+ (26...cd5?! 27.Rcc8 Qd6 28.g4=+) 27.Ra8 g6 (27...Qa2 28.Rc6 a5 29.Rca6-/+) 28.Ra7 Kg7 29.Rc7 Qa2 30.R7c6 Ne6 31.R6c2 Qa4 32.Rc4 Qa3 33.R4c3 Qe7 34.R3c2 h5 35.Rc4 Qf6 36.Re4 Ng5 37.Rf4 Qe5 38.Rd1 (38.Rb4 Ne4-+) 38...Ne6 (38...Ne4!? 39.Rd4 f5 40.Rd7 Kf6 41.Rd4-+) 39.Rc4 Qf5 40.Rc2?? (40.e4 Qb5 41.Rdc1 f5-+) 40...Qg5 (better 40...Qc2 41.Rf1 Nc5-+) 41.Rc4 Qe7 42.Rdc1 Ng5 43.Rf4 (better 43.Rc7 Qd6 44.R7c6-+) 43...Ne6?? (43...Ne4 44.Rd1-+) 44.Re4?? (44.Rfc4 Qd7 45.g4-+) 44...g5 45.Rd1 Qf6 46.Rd5 (46.Rc4 Qe5-+) 46...h4 (46...Qa1 47.Kh2-+) 47.gh4 gh4 (47...Qa1 48.Kh2 Qa2 49.Rf5-+) 48.Rg4 Kf8 49.Ra5 h3 (better 49...Qd8!? 50.Ra1 Nc7-/+) 50.gh3=+ Ke7 51.Rg3 Qb2 (51...Nc7 52.Rag5=+) 52.Ra4 (52.Ra7 Kf8=) 52...Kf6 (52...Qb1 53.Kh2=+) 53.Rag4 Ke7 54.Kg2 (54.Ra4 Nc5 55.Ra7 Ke6=+) 54...Qc1 (better 54...Nc5 55.Rd4 Qc2-/+) 55.Rg7? (better 55.h4=+) 55...Qc6-+ 56.f3? (56.Kg1 Ng7 57.Rg7 Ke6-+) 56...Qd6 (better 56...Qc2 57.Kh1 Ng7 58.Rg7 Qf2-+) 57.Kh2 (57.R7g4 Qd2 58.Kh1-+) 57...Nd8 (better 57...Ng7 58.f4 Nf5-+) 58.e4? (58.R7g4!?-/+) 58...Qd2 (58...Ne6 59.R7g4-+) 59.Rg2 Qe3 60.R7g3 (60.Rb2 Qf3 61.Rg4 Ne6-+) 60...Ne6 61.f4 (61.Ra2 Nd4-+) 61...Qf4 (worse 61...Qe4 62.Rf2-+) 62.Kh1 Qe5 (better 62...Qe4 63.Kh2 Nd4-+) 63.Rf2 (63.Re3 Qd4 64.Ra3 Qe4-+) 63...Nf4 (better 63...Qg3 64.Rg2 Qh3 65.Kg1 Nf4-+) 64.Rgg2?? (better 64.Rgf3 Qe4 65.Kh2-+) 64...Qe4 65.Kh2 Ng2 66.Rg2 Qe5 67.Kh1 Qe6 (better 67...f5-+) 68.Re2 (68.Kh2-+) 68...f5 (68...Qe2 69.Kg1 f5 70.Kh1 f4 71.Kg1 f3 72.h4 Qg2) 69.Re6= Ke6 70.Kg2 Kf6 71.Kf3 Kg6 72.h4 Kf6 73.Kf4 Ke6 74.h5 Kf6 75.h6 Kg6 76.h7 Kg7 77.h8Q Kh8 78.Kf5 ½-½. BeepBeepImAJeep (2750) - Dr_CRO (2700), lichess.org, 2020.

6.Nf3 Nc6 7.Bf6 Qf6 8.Nd5=+.

6.Nf3 d6 7.Bf6 Qf6 8.Nd5=.

6.Nf3 d6=+ 7.Bg3 Bc3 8.dc3 Qe8 9.Bd3 Bg4 10.Rb1 b6 11.0-0 Nc6 12.Re1 Ne4-/+ 13.Rb3 Ng3 14.hg3 Ne5 15.Be2 Be6 16.Rb2 Rd8 17.Qd4 f6 18.a3 c5 19.Qh4 Ng6 20.Qe4 d5 21.Qd3 Ne5 22.Qd2 Qa4 23.Ra2 Nf7 24.Rea1 Nd6 25.Rb2 Rfe8 26.Qe1 Nc4 27.Rba2 Bf5 28.Bd3 Bg4 29.Nh2 Bh5 30.Rb1 Nd6 31.Rba1 Re6 32.Nf3 f5 33.Be2 Qe8 34.a4 Bg4 35.a5 b5 36.Rb1 Qh5 37.Bd1 f4 38.gf4 Rh6 39.Kf1 Qh1 40.Ng1 Rh2 41.Bf3 Ne4 42.Ke2 Qg2 43.Bg4 Qg4 44.Nf3 Rh3 45.Kd3 Rf3 (46.Qg1 Nf2 47.Kd2 Ne4 48.Kc1 Qg1 49.Kb2 Qe3-+) 0–1. Munkwitz,Wolfgang (1615) – Borrmann,Fritz (1950), TT–15.52 ETC, 2005.

6.Nf3 Re8 7.Bc4 Nc6 8.Bf6 Qf6=.

6.Nf3 Re8 7.Bf6 Qf6 8.Nd5 Qd8 9.c4 c6 10.Nf4 Bc7 11.Nh5 g6 (11...d6 12.Be2=+) 12.Ng3 h5 13.Bd3 Na6 14.Rc1 d5 (14...d6 15.Rb1=+) 15.cd5= Nb4 (worse 15...Qd5 16.Bc4 Qa5 17.Qb3+=) 16.Bb1 (16.Qb3 Nd3 (16...Qd5? 17.Bc4 Qd6 18.Bf7 Kf8 19.Bg6 Qg6 20.Qb4 Kg8 21.Qb3 Kf8 22.Rc5+-) 17.Qd3 Be6=) 16...Nd5=+ 17.Ne4 Nb4 (17...f5 18.Nc5=+) 18.0-0 Na2 19.Rc4 (19.Ba2 Re4 Deflection (19...Re4 Overloading)) 19...Be6 20.Rd4 (20.Qc2 Bc4 21.Qc4 Qe7 22.Ba2 a6+/-) 20...Qe7 21.Qa4 (better 21.Nfg5!? c5 22.Ne6 Bh2 23.Kh2 cd4 24.Nd4+/-) 21...b5=+ 22.Qa6 Bb6 (22...c5 23.Nc5 Qc5 24.Ba2=) 23.Rd6=+ Nb4 24.Qa1 f5?? (better 24...Bd8=+) 25.Nf6+- Kf8 26.Ne8 Re8 (26...Bg8 27.Rg6 Re8 28.Bf5+-) 27.Qh8 Kf7 (27...Bg8 28.Rf6 Qf6 29.Qf6 Bf7+-) 28.Ne5 1-0. Timmermans,Mark (2385) - Grischuk,A (2775), Titled Tuesday, 2021.

6.Nf3 Re8 7.Bg3 d6 8.Bd3 Bc3 9.dc3 Nbd7 10.0-0 Nc5 11.c4 (11.Bh4 Bg4=+) 11...Bg4 12.Be2 (12.Bh4 Nce4=+ (worse 12...Nd3 13.cd3 Rb8 14.Rb1=)) 12...Qe7 (12...Nfe4 13.Bh4 g5 14.Bg3-/+) 13.Nd4 Be2 14.Qe2 Nfe4 15.Qg4 g6 16.a4 h5 17.Qf3? (better 17.Qh3!?-/+) 17...h4 (17...Ng3?! 18.Qg3 Ne4 19.Qh3=+) 18.Bf4 g5 (better 18...Nd2 19.Qg4 Nf1 20.Kf1 Ne6 21.Ne6 Qe6 (21...fe6?! 22.Qg6 Qg7 23.Qg7 Kg7 24.c5-/+) 22.Qh4 Qc4 23.Kg1 Qc3-+) 19.Qg4=+ Kf8 (19...f6 20.Nf5 Qh7 21.h3=+) 20.Qh5 (20.f3!? gf4 21.fe4 Qe4 22.Nf5=) 20...Qf6-/+ 21.Bg5? (better 21.f3 gf4 22.fe4 Re4 23.Nb5=+) 21...Ng5 (21...Qg5 22.Qh7-+) 22.Qh4 Kg7 23.Qg4 Qg6 24.Nf5 Kg8 (better 24...Kf6 25.Ng3 Rh8-+) 25.Nh4=+ Qg7 (25...f5!? 26.Nf5 Kf7=+) 26.Nf5= Re4 (better 26...Qg6 27.Nh4 f5 28.Nf5 Kf7=+) 27.Qg3?? (better 27.f4 Qg6 28.Qg5+/-) 27...Qg6 28.Nh4? (better 28.f3!? Re6 29.e4-+) 28...Qh5 (28...Rh4!? 29.f4 Nh3 30.gh3 Rh3 31.Rf3 Qg3 32.Rg3 (32.hg3?? Kg7 33.Ra3 Rah8-+) 32...Rg3 33.hg3-+) 29.f4 Kf8 (29...Rc4 30.Rfb1-+) 30.fg5 (30.Qg5 Qg5 31.fg5 Rh4-+) 30...Qh4 (30...Rh4 31.Rf4 Rf4 32.ef4 Na4 33.Qe3-+) 31.Qf3 (31.Qh4 Rh4 32.g6 Kg7 33.Rf7 Kg6-+) 31...Qh7 32.Rad1 Qg6 (32...Rae8 33.Qf6 Kg8 34.Rd5-+) 33.Rd5 Rae8 (33...Na4 34.Rf5 Re7 35.Rf6=) 34.Rf5 R8e7 (34...Na4 35.Rf6 Re3 36.Qd5 (36.Rg6?! Rf3 37.Rf3 Re1 38.Kf2 Re7+/-) 36...Qf6 37.gf6+- (37.Rf6?! Re1 38.Kf2 R8e7+-); 34...Re3?! 35.Rf7 Kg8 36.Rf8 Kh7 37.Rf7 Kh8 38.Rf8 Kg7 39.Rf7 Kg8 40.Rf8 Kh7 41.Rf7 Kg8=) 35.Rf6 Qg7?? (35...Qg5 36.Rf7 Ke8 37.a5-+) 36.Rf5?? (36.g6 R4e6 37.Rf7 Rf7 38.Qf7 Qf7 39.Rf7 (39.gf7? Re3 40.a5 Rc3-+) 39...Kg8 40.Rc7 Rg6 41.h3-/+) 36...Ke8 37.g6 (37.Rf6-+) 37...Nd7 (better 37...Qg6 38.Rf6 Qh7-+ (38...Re3?! 39.Rg6 fg6 40.Qf8 Kd7 41.Rf7=)) 38.gf7-/+ Kf8 39.Rf4 (better 39.Qh5 R4e5 40.Qh4-/+) 39...R4e6?? (39...Rf4 40.ef4 Nc5 41.a5-+) 40.Rg4?? (40.Qb7 Nf6+=) 40...Rg6?? (better 40...Rf6 41.Rg7 Rf3 42.gf3 Kg7-+) 41.Rg6 (better 41.Qb7!? Rf7 42.Rg6 Rf1 43.Kf1 Qg6 44.Qc7=) 41...Qg6= 42.Qf4?? (better 42.Qb7 Nf6 43.Qa7 Kf7 44.Qd4=) 42...Rf7-+ 43.Qh4 Ne5 (43...Nc5!? 44.Qd8 Kg7 45.Rf7 Qf7 46.Qg5 Kh7 47.a5-+) 44.Qd8 Kg7 45.Qh4? (45.Rf7 Qf7 (45...Kf7 46.Qc7 Ke6 47.Qc8 Nd7 48.Qb7-/+; 45...Nf7?! 46.Qc7 Qe4 47.h4-+) 46.c5 d5-+) 45...Rf1 (45...Nf3! 46.Rf3 Rf3 47.Qd4 Rf6 48.Qa7 Qc2 49.h3-+) 46.Kf1 Qf6 47.Qf2 (47.Qf6 Kf6 48.c5 dc5-+) 47...Qf2 48.Kf2 Nc4 49.Ke2 Nb2 (49...a5 50.g4-+) 50.h4 (50.a5 Nc4 51.a6 ba6-+) 50...Na4 51.h5 (51.g4 Nc5-+) 51...Nc5 52.Kf3 (52.g4-+) 52...Kh6 53.e4 Ne6 (53...a5 54.Ke2-+) 54.Ke3 1-0. BeepBeepImAJeep (2625) - TricksOnlyNL (2415), IM TricksOnlyNL Arena, lichess.org, 2017.

6.Bf6 Qf6 7.Nd5 Qe5 8.c4=+.

6.Qf3 Ne8

7.Bd3 Nc6 8.Qe4 f5 9.Qd5 Kh8 10.Nge2 d6 11.Bf4 Nf6.

7.Bd3 d6 8.Qe4 g6 9.Bf4 Bc3 10.dc3 c5 11.Qf3 Qc7 12.Bh6 Ng7 13.Ne2 Re8 14.0-0 Nf5?? 15.Bg5 c4 16.Nf4?? cd3-/+ 17.Nd5 Qa5 18.Nf6+= Kf8 19.Ne8 Ke8=+ 20.cd3 h6 21.Bf4= g5 22.e4 gf4 23.ef5 Qf5 24.Rfe1 Kf8 25.d4 Nc6-/+ 26.Re4 Qg4 27.Qg4 Bg4 28.Rf4 Be6 29.Rh4 Kg7 30.h3 Rc8 31.Re4 b5 32.a4-/+ ba4 33.Ra4 a5 34.Re3 d5 35.f4 h5 36.h4 Kf6 37.g3 Kf5-+ 38.Kf1 Ra8 39.Kg1 Bd7 40.Ra2 a4 41.Ra3 Ra6 42.Re2 Kg6 43.Ra1 f6 44.Kh2 f5 45.Rb2 Kf6 46.Rb7 Ke6 47.Re1 Kd6-+ 48.Ra1 Nd8 49.Rb2 Nc6 50.Re2?? Na7 51.Rb1 Nb5 52.Rc1 Rc6 53.Rec2 a3 54.Kg2 Be6 55.Kf2 Rc8 56.Ke2 Rc4 57.Kd3 Ra4 58.Re1 Ra7 59.Rce2 Bf7 60.Rb1-/+ Kc6 61.Rbe1 Nd6 62.Kc2 Kb5 63.Re7=+ Ra5 64.Kb3 Bg8 65.Rg7 Ra8 66.Ra1 Nc4 67.Re7 Nd2 68.Kc2= Nc4 69.Kd3 Kc6 70.Kc2 a2 71.Re2 Bh7 72.Kd3 Rg8 73.Rg2 Re8 74.Raa2 Re3 75.Kc2 Re8 76.Rg1 Re2 77.Kb3+= Ra2 78.Ka2 Nd2 79.Re1 Ne4 80.Re3 Bg6 81.Ka1 Kd6 82.Kb1 Nd2 83.Kc1 Nf1 84.Rf3 Nh2 85.Rf2 Ng4 86.Ra2 Be8 87.Kd2 Nf6 88.Kc1 Bb5 89.Rf2 Ne4 90.Rf3 Bd7 91.Re3 Bc6 92.Kd1 Bd7 93.Ke2 Bb5 94.Ke1 Bc6 95.Ke2 Bb5 96.Ke1 Be8 97.Kd1 Bd7 98.Kc1 Ba4 99.Kb2 Nd2 100.Kc1 Ne4 101.Kb2 Nd2 102.Kc1 Ne4 ½–½. Betsy516 – Holmes040, computer chess game (LAPTOP), 2001.

7.Nd5 d6 8.Bb2 c6 9.Nc3 Nd7 10.Qf4 =+.

7.Nge2 Nc6 8.Bf4 Rb8 9.Rb1 d6 10.Nd5 Be6 11.e4 f5.

7.Nge2 Nc6 8.Bf4 d6 9.Rb1 Rb8 10.a3 Bf5 11.e4 Be6.

7.Nge2 Nc6 8.Bg3 Rb8 9.Qf4 d6 10.Bh4 f6 11.Bg3 Be6.

7.Nge2 Nc6 8.Bg3 d6 9.Rb1 Rb8 10.Qf4 Be6 11.Bh4 Qd7.

7.Nge2 d6 8.Bf4 Nd7 9.Rb1 Nc5 10.e4 f5 11.e5 Ne6.

7.Nge2 d6 8.Bg3 Nc6 9.Rb1 Nf6 10.Bh4 Ne5 11.Qf4 Ng6.

7.Qh5 Nc6=+ 8.Nf3 g6 9.Qh6 Ne5 10.Ng5?? (better 10.Ne5 Bc3 11.dc3-/+) 10...Nf6-+ 11.Nd5 Neg4 12.Nf6 Nf6 13.h4 d5 14.h5 (14.Bd3 Qe7 15.h5 Bf5 16.Bf5 gf5-+) 14...Qe7 (14...Bf5 15.hg6 Bg6 16.Rb1-+) 15.Bd3 Bf5 16.Bf5 gf5 17.Rh4 (17.Rh3 f4-+) 17...Rfd8 18.Rf4 (18.Ra4 b6-+) 18...Rd6 (18...d4 19.e4 Rd6 20.Rd1-+) 19.Rf5 (19.c3 Qd7-+) 19...Qf8 (better 19...Bd2 20.Ke2 Bc3-+) 20.Qf8 Rf8 21.c3 h6 22.Nf3 Bb6 23.Ke2 Re8 24.Rh1 Ne4 25.Rh4 Kf8 26.Rhf4 f6 27.Nh4 (27.Rg4 Kf7-+) 27...Kf7 Black prepares d4 (27...c5 28.Rg4-+) 28.Ng6 (28.Rg4 Ng5-+) 28...Ng5 (28...c6 29.Ne5 Ke7 30.Ng6 Kd7 31.Kd3-+) 29.Rg4 (29.d3 c5-+) 29...c5 30.d3 d4 (30...Bc7 31.a4-+) 31.cd4 cd4 32.e4 Rc6 33.Rgf4 (33.f4 Rc2 34.Kd1 Rec8 35.fg5 Rc1 36.Ke2 R8c2 37.Kf3 Rf1 38.Kg3 Bc7 39.Rgf4 hg5 (39...Bf4?! 40.Rf4 Rf4 41.gh6-+) 40.Rf6 Kg7 41.Rf7 Kh6-+) 33...Kg7 34.g4? (34.Rd5 Rc2 35.Kd1-+) 34...Rc2 35.Kf1 Re6 (35...Bc7 36.Rd5 Bf4 37.Nf4 Ra2 38.Rd7 Kg8 39.Nd5-+) 36.Kg2? (36.Rd5 Nf7-+) 36...Ra2 (36...Bc7 37.Rd5 Bf4 38.Rd7 Kg8 39.Nf4-+) 37.e5? (37.Rd5-+) 37...fe5 38.Ne5 Ra5 (38...Ra3!? 39.Nf7 Nh7 40.Ne5-+) 39.Nc4 Rf5 40.Rf5 Rf6 41.Rd5 Ne6 42.Kg3 (42.Nb6 Nf4 43.Kg3 ab6 44.Rd7 Kf8 45.Kh4-+) 42...Bc7 43.Kh4 (43.Ne5 Rf7 44.f3 Nf4-+) 43...Rf2 44.Rd7 Kf8 45.g5 (45.Nd6 Bd6 46.Rd6 Ke7-+) 45...hg5 46.Kg4 (46.Kh3 Rf3 47.Kg4 Rf4 48.Kg3 Rf7 49.Rc7 Rc7-+) 46...Rf4 47.Kh3 (47.Kg3 Rf7 48.Rc7 Rc7-+) 47...Rh4 48.Kg2 g4 (48...Rh5 49.Kf3-+) 49.Kg1 (49.Rd5 Rh3 50.Rb5 Nf4 51.Kg1 Rg3 52.Kf1 Rf3 53.Ke1 g3-+) 49...Rh5 50.Nd2 Ke8 51.Ne4 (51.Rc7 Nc7 52.Ne4 a5 53.Nf6 Kf7 54.Nh5 a4-+) 51...Kd7 52.Nf6 Ke7 53.Nh5 Kf7 (53...a5 54.Kf2 a4 55.Ng3-+) 54.Kg2 Kg6 (54...Kg6 55.Ng3 Bg3 56.Kg3 Kf5-+) 0-1. Zheglov,Vadim (2235) - Kuzubov,Y (2640), Bogdanovich Mem Qual (6), 2021.

5.e3 Bc3

6.dc3 d6 7.Bf4 0-0 8.Bd3=+.

6.dc3 Qe7 7.Bf6 Qf6 8.Qd4=.

6.Bc3 d5 7.Qf3 Nbd7 8.Bd3=.

6.Bc3 d6 7.Rb1 0-0 8.Nf3=.

5.e3 Nc6

6.Nf3 d6 7.Bf6 Qf6 8.Nd5 =+.

6.Nf3 Ne5 7.Ne5 0-0 8.Bd3 d5 9.0-0 c5 10.f4 c4 11.Be2 Bc3 12.dc3 Bf5 13.Bf3 Qb6 14.Qd2 Qe6 15.Rfd1 Rad8 16.Rab1 b6 17.a4 h6 18.a5 ba5 19.Rb7 Ne4 20.Be4 Be4 21.Ra7 Ra8 22.Ra8 Ra8 23.Ra1 a4 24.Qd1 a3 25.Qb1? f6 26.Qb7 Rd8 27.Nf3 Bf3 28.gf3 Qe3 29.Kg2 Qd2 30.Kg3 Qc3 31.Ra2 Qe1 32.Kg2 Kh7 33.c3 Re8 34.Qd5 Re2 35.Re2 Qe2 36.Kg3 Qe1 37.Kg2 Qb1 38.Qc4 a2 (38...a2 39.Qe4 f5-+) 0–1. Munkwitz,Wolfgang (1615) – Baer,Werner (1900), TT–15.42 ETC, 2005.

6.Bf4 0-0 7.Bd3 Nb4 8.Nge2 Nd3 9.cd3 d5 10.0-0 c6 11.Qa4 Bb6 12.Qc2 Nh5 13.Be5 f6 14.Bf4 Nf4 15.Nf4 Bc7 16.Nce2 Bd6 17.Rab1 Qc7 18.Rfc1 Qd7 19.h3 Qf7 20.d4 g5 21.Nd3 Bf5 22.Ng3 Bg6 23.Rb3 Rab8 24.Qc3 Qc7 25.Nc5 Qe7 26.Nd3 Rfe8 27.Qb2 Qc7 28.Nc5 Re7 29.Nf1 Qc8 30.Nh2 Kg7 31.Qc3 Qf5 32.Qb2 b6 33.d3 Rbe8 34.Na6 Qc8 35.Nb4 Bb4 36.Rb4 Bd3 37.Nf3 Rc7 38.Rb3 Bb5 39.Qb1 g4 40.hg4 Bc4 41.Ra3 Qg4 42.Nd2 Bb5 43.Qb5= cb5 44.Rc7 Kg6 45.Raa7 Qd1 46.Nf1 h5 47.Rc6 h4 48.Rb6 Rc8 49.Raa6 Rc1 50.Rf6 Kg5 51.Kh2 Qf1 52.Rg6 Kf5 53.Raf6 Ke4 54.Rg4 Kd3 55.Rh4 Rc2 56.Kg3 Ra2 57.Rf3 Ra8 58.Rg4 b4 59.e4 Kc4 (worse is 59...Kd4 60.ed5 Kd5 61.Rb3-+) 0–1. Valverde,Mario (2055) – Obando,Daniel (1995), CiF, 2007.

6.Bf4 Bc3 7.dc3 d6 8.Bd3 Nd5 9.Ne2 Bg4 10.f3 Be6 11.Be4 Nf4-/+ 12.Nf4 0-0 13.Rb1 Rb8 14.Ne6 fe6 15.Bc6 bc6 16.0-0 Rb1 17.Qb1 Qg5 18.Kf2 Qd5 19.Re1 c5 20.Qb3 c4 21.Qa4 a5 22.Qd7 h6 23.Qc7=+ Rf6 24.Re2 Rg6 25.e4= Qd1 26.g4 Kh7 27.h3 e5 28.Qc4= Qh1 29.Re1 Qh2 30.Ke3 Qh3 31.Qf1 Qh2 32.Kd3 Qg3 33.Ke2 Qf4 34.Rd1 a4 35.c4 a3 36.Rd3= Qf7 37.Rc3 Qf6 38.Ra3 Qf7 39.Ra4 Qd7 40.Rb4+/- Qa7 41.a4 Rf6 42.Qa1 Qc5+= 43.c3 Qa7 44.a5 Rf8 45.a6 Qf7 46.Qf1 Ra8 47.Ra4 Qc7 48.Qb1 Qc5 49.Qb4 Qg1 50.Qd6 Qg2 51.Ke3 Qc2 52.Ra3+- Rf8?? 53.g5 Qc1 54.Kf2 Rf3 55.Kf3 Qf1 56.Kg4 (better is 56.Kg3 Qe1 57.Kh3 Qh1 58.Kg4 Qe4 59.Kg3 Qf4 60.Kh3 Qf3 61.Kh2 Qf2 62.Kh1 Qf1 63.Kh2 Qf2 64.Kh3 Qf3 65.Kh4 Qe4 66.Kg3 Qf4 67.Kg2 Qg5 68.Kf1 Qf4 69.Ke1 Qh4 70.Kd1 Qg4 71.Kc1 Qf4 72.Kb2 Qf2 73.Kb3+-) ½–½. Hohlstein,Walter – Melia,Ken, TT–05.51 TSC, 2003.

6.Bf4 Bc3 7.dc3 Ne4 8.Qf3 =+.

6.Bf4 d5 7.Bd3 Bg4 8.Nge2 Nh5 9.h3 Nf4 10.ef4 Be6 11.0-0-/+ 0-0 12.Re1 Nb4 13.Nd4 Qf6 14.Ne6 fe6 15.g3 Nd3 16.cd3 c6 17.Rb1 b5 18.d4 Qd4 19.Re6 Rf6 20.Qe1 Raf8 21.Rc1 Bb6 22.Nd1 c5 23.Nc3 c4 24.Rf6= Rf6 25.Nb5 Qd3 26.Kg2 Qg6 27.Nc3 Re6 28.Qd1 Qd3 29.Qf3+= Qf3 30.Kf3 Rd6 31.d3 cd3 32.Rd1 Kf7 33.Rd3 Ke6 (33...Ke6 34.g4 g6+=). "lasker" (2090) – Ordinary Day (2155), internet, 2007.

6.Bf4 d6 7.Nge2 Nh5 8.Ne4 =+.

6.Bg3 0-0 7.Bb5 a6 (7...d5 8.Nge2+=) 8.Bc6 dc6 9.Nge2 Bg4 (better is 9...b5+=) 10.0-0?? (better is 10.f3 Be6 11.0-0+=) 10...Bc3-+ 11.f3 (11.dc3 Qd1 12.Rfd1 (12.Rad1?? Be2 13.Bc7 Bd1 14.Rd1 Nd5-+) 12...Be2 13.Rd2-+) 11...Ba1 12.fg4 Bb2 13.Qb1 (13.Nf4 Ne4 14.Be1 Be5-+) 13...Qd2 14.Rf2 (14.Qb2 Qe2 15.Qb7 Ng4 16.Qc6 Rad8-+) 14...Bc3 (14...Rad8!? 15.Nf4 Qe3 16.Kh1-+) 15.Nc3 Qc3 16.Bf4 (16.Rf3 Rad8 17.Bc7 Rd2-+) 16...b5 (16...Ng4 17.Re2-+) 17.g5 (17.h3 Ne4 18.Rf1 Rad8-+) 17...Ne4 18.Re2 Rfd8 19.Qc1 (19.Bc7 Rd7 20.Bb6 c5-+) 19...Rd2 (better is 19...Rd7 20.Qe1-+) 20.Rd2 Qd2 21.Qb1 (21.Qd2 Nd2 22.Bc7-+) 21...Qf2 22.Kh1 Nd2 (better is 22...Rd8 23.h3 Nc3 24.Qg1-+) 23.Qc1 (23.Qg1 Qe2 24.Bc7 Nc4-+) 23...Qf1 (better is 23...Nf3 24.Bg3 Qe2 25.gf3-+) 24.Qf1 Nf1 25.e4 (25.Kg1 Nd2 26.Bc7 Re8-+) 25...Re8 26.e5 Rd8 27.Kg1 Nd2 28.Kf2 Nc4 29.Ke2 Re8 30.Kf2 (30.Kd1 Kf8-+) 30...Ne5 31.h3 (31.h4 b4 32.g3 Ng4 33.Kf3 Nh2 34.Kf2 Re4-+) 31...Kf8 (31...Ng6 32.Bc7 Re4 33.c3-+) 32.g4 (32.g3 Re6-+) 32...Nc4 33.h4 (33.Bc1 Nd6 34.Kf3 Re4-+) 33...Re4 34.Kf3 Nd6 (better is 34...Re1-+) 35.Bd6 Re7 (35...cd6 36.Ke4 Ke7 37.a3-+) 36.Be7 (36.Bb4 Ke8-+) 36...Ke7 37.Ke4 Ke6 (37...Kd6 38.c3-+) 38.h5 (38.Kd4 Kd6-+) 38...g6 39.hg6 (39.c3 c5 40.Kf4-+) 39...hg6 40.Kd4 Kd6 41.Ke4 (41.Kc3 c5 42.a4 ba4-+) 41...c5 42.Kd3 (42.Kf4 Kd5 43.Ke3 Ke5-+) 42...Ke5 43.Ke3 c4 44.c3 a5 45.a3 c5 0–1. Ficek,Szymon – Szeliga,Sebastian, Poland, 2013.

6.Bg3 0-0 7.Bd3 d5 =.

6.Bg3 0-0 7.Bd3 d6 8.Nf3 Qe8 9.Qb1 Bc3 10.dc3 Ne4 (10...b6 11.0-0 Ne4 12.Qb5 Ng3 13.hg3-/+; 10...Rb8 11.c4 Qe7 12.Bh4 Ne5 13.c5+=; 10...a6 11.Qb2 Rb8 12.0-0 b5 13.Rab1+=) 11.Qb2 Ng3 (11...Rb8 12.Rb1 Bg4 13.Nd4+=) 12.hg3 h6 13.Rh4 (13.g4=) 13...b6 14.Kf1 Ne5 15.Kg1 Bb7 16.Nd4 d5 17.a4 c5 18.Nf3 Nf3 19.gf3 Qe6 20.a5 c4 21.Be2 Bc6 22.Kg2 Rab8 23.a6 Rfc8 24.Qb4 Qg6 25.Ra2 Ba8 26.Qe7 (26.Rb2 Rc7=) 26...Qe6 27.Qa7? (better is 27.Qb4=) 27...Qe8+- 28.e4?? (28.Rh5 f6 29.Rh1-+) 28...Qd8-/+ 29.ed5 Rc7 30.Qc7 Qc7 31.a7 Rd8 32.Bc4 b5 33.Bb5 Bd5 34.Rha4 Ra8 (34...Qc3?! 35.R2a3 Qc8 36.Rd3-/+) 35.c4 Bb7 36.R2a3 (36.Ra5 g5 37.c5 g4-+) 36...g5 37.c5 Qc5 38.Bd3 Bc6 White resigned (38...Bc6 39.Ra5 Qb4-+) 0–1. marekt – Hullplayer50, ChessWorld.net, 2016.

6.Bg3 0-0 7.Nf3 Qe8 8.Bd3 d6 9.0-0 Bc3 10.dc3 Ne4 11.Be4 Qe4 12.Qd3 Bf5 13.Qe4 Be4 14.Nd4 f5 15.f3 Bd5 16.Rfb1 b6 17.Rb5 Nd4 18.cd4 Bc4 19.Rb2 g5 20.a3 Rae8 21.Re1 Re7 22.Rbb1 Rfe8 23.Kf2 a6 24.a4 Kf7 25.h4 f4 26.ef4 Re2 27.Kg1 gf4 28.Re2 Re2 29.Bf4 Rc2 30.Re1 Re2 31.Re2 Be2 32.Kf2 Bd1 33.Bg5 Ke6 34.a5 ba5 35.Ke1 Bb3 36.Kd2 a4 37.Kc3 Bd1 38.Bc1 Be2 39.Kb4 Kd5 ½–½. Walczak,Andrzej (2365) – Sadowski,Marek (2150), Roman Kaminski Memorial Poland, 2006.

6.Bg3 Bc3 7.dc3 0-0 8.Bd3 Re8 9.Ne2 d6 10.0-0 Ne5 11.Rb1 b6 12.Nd4 Bb7 13.Be2 (13.Bh4 Ng6 14.Bg6 fg6=+) 13...g6 (13...Ne4 14.Qe1-/+) 14.Nf3 (14.Bb5 Rf8=) 14...Ned7 (14...Nf3 15.gf3 Nd5 16.Qd4=+) 15.Nd4 (better 15.Bh4!?=) 15...Ne4-/+ 16.Qe1 Ng3 17.hg3 Ne5 18.Nf3 Nf3 19.Bf3 Bf3 20.gf3 Qf6 21.Kg2 Re5 22.Rh1 h5 23.f4 Rc5 24.Rb3 Re8 25.f3 (25.Qd2 Ra5 26.a3 Qe6-/+) 25...Qe6 26.Kf2 Qc4 (26...Ra5 27.a3-/+) 27.Qd2 Rd5 28.Qe2 Qa4 (28...Qc5 29.c4 Rd4 30.Rc3-/+) 29.a3 Rc5 30.Rd1 Kg7 (30...Qc6 31.e4-/+) 31.Rd4 Qc6 32.e4 Rc3 33.Rc3 Qc3 34.Rd3 (34.Rc4 Qa3 35.Rc7 d5-/+) 34...Qc5 35.Kg2 a5 (35...d5 36.e5-/+) 36.a4 (36.Qd2 Qc6-/+) 36...Qc4 37.Rd2 (better 37.Qd2!?-/+) 37...Qa4-+ 38.Qe3 Qc6 39.Qd4 f6 40.Rd3 (40.c3 a4-+) 40...Qc5 (40...Qc2!? 41.Rd2 Qc5 42.Qb2-+) 41.Qb2 b5 (41...c6 42.c4-+) 42.Rc3 (better 42.Rd5!? Qc4 43.Qb5 Qc2 44.Kh3-/+) 42...Qb6-+ 43.Qb3 c6 44.Rd3 Qc5 45.Qb2 b4 (45...d5 46.Rd4-+) 46.Qc1 (46.c3 d5 47.cb4 ab4 48.ed5 Qc4-+) 46...a4 (46...d5 47.Re3-+) 47.Qd2 Rd8 (47...a3 48.Rd6 a2 49.Rd7 Kh6 50.f5 g5 51.Qd1-+) 48.Qe3?? (better 48.Rd4-+) 48...Qe3 (48...Qc2?! 49.Rd2 Qc3 50.Qa7 Kg8 51.Rf2-+) 49.Re3 a3 50.Re1 Ra8 51.Ra1 (51.Kf2-+) 51...c5 52.Kf2 c4 53.Ke3 (53.e5 de5 54.Rd1 ef4 55.Rd7 Kg8 56.gf4 a2-+) 53...b3 54.cb3 cb3 55.Ra3 Ra3 56.f5 (56.Kd2-+) 56...b2 57.Kf4 (57.Ke2 b1Q 58.fg6 Qc2 59.Ke1 Ra1) 57…b1Q (57...b1Q 58.fg6 Qb2 59.Kf5 Qe5; 57...g5) 0-1. BeepBeepImAJeep (2560) - G0DZILLA (2640), lichess.org, 2017.

6.Bg3 Bc3 7.dc3 0-0 8.Bd3 Re8 9.Ne2 Ne4 10.0-0 d6 11.c4 Nc5 12.Nd4 Ne5 13.Nb3 b6 (13...Ncd7 14.Nd4=+) 14.Nc5= bc5 (14...dc5?? 15.Be5 Bb7 16.Bf4+-) 15.Be4 Rb8 16.Bd5 Ba6 The isolani on c4 becomes a target (16...Bd7 17.Qd2=+) 17.Be5= Re5 18.Rb1 (18.Qf3 Qe7=) 18...Rb6 (18...c6!? 19.Bc6 Bc4=+) 19.Rb6 ab6 20.Qd3 (20.Qf3 Qd7=) 20...Qh4 21.g3 Qg4 22.e4 h5 (22...Bc8!?=+) 23.f4= Re7 24.Qf3 (24.f5 h4 25.Rf4 Qg5+=) 24...Qc8 (better 24...Bc8=+) 25.Rb1?? (better 25.e5=) 25...c6-/+ 26.Rb6 cd5 27.cd5 Rb7 28.Rd6 Rb1 29.Kg2 Bf1 30.Kf2 Bh3 (30...Qh3 31.Rd8 Kh7-+) 31.Qh5=+ Bg4 (better 31...Rf1!? 32.Ke3 Re1 33.Kf2 Re4-/+) 32.Qh4 (32.Qg5!? f6 33.Rf6+=) 32...f6= 33.f5 Bd1 34.Qf4 (34.Rc6 Qa8 35.e5-/+ (35.Rc5 Qa6 36.Rc4 Qc4 37.Qh5 Qc2 38.Ke3 Qc3 39.Kf2 Qd2 40.Qe2 Qe2 41.Kg1 Bc2)) 34...Bc2-/+ 35.Rc6 Qe8 36.Rc5 (better 36.Qg4 Rb2 37.Ke3 Ra2 38.Rc7-/+) 36...Qe4?? (better 36...Be4 37.g4 Qa4 38.Rc8 Kh7-+) 37.Qe4= Be4 38.d6 Bf5? (better 38...Rd1=) 39.Rc8?? (better 39.Rf5 Rd1 40.a4+-) 39...Bc8-+ 40.d7 (40.Kf3 Kf7-+) 40...Bd7 41.a3 (41.h4 Rb2 42.Ke3 Ra2-+) 41...Rb2 42.Ke3 Ra2 (42...Rh2 43.Kf4-+) 43.Kf4 (43.h4 Ra3 44.Kf2 Bc6-+) 43...Ra3 (43...Rh2 44.a4-+) 44.h4 (44.Ke4 Bh3-+) 44...Ra2 (44...Kh7 45.Ke4-+) 45.g4 (45.Ke3 Bc6 46.g4 Ra4-+) 45...Rg2 46.g5 Rg4 47.Kf3 fg5 (better 47...f5 48.Kf2 Bc6 49.Ke2-+) 48.h5 (48.hg5 Rg5 49.Kf2 Rf5 50.Kg2 Bc6 51.Kg3 Rf3 52.Kh2 g5 53.Kg2 g4 54.Kg1 g3 55.Kg2 Rd3 56.Kh3 g2 57.Kh2 Rd1 58.Kg3 g1Q 59.Kf4 Rd4 60.Kf5 Bd7 61.Ke5 Qg7) 48...Rh4 (48...Rb4 49.Ke3-+) 49.h6 Rh6 50.Ke3 Rf6 51.Ke4 Kf7 52.Ke5 g4 53.Ke4 g3 54.Ke5 (54.Ke3 g2 55.Kd2 g1Q 56.Kd3 Rd6 57.Kc2 Qc5 58.Kb2 Rb6 59.Ka2 Qa5) 54...g2 55.Kd4 g1Q 56.Ke5 (56.Ke4 Bc6 57.Kd3 Rf3 58.Kc4 Qc1 59.Kd4 Qc3) 56...Qg5 (56...Qe3 57.Kd5 Bc6 58.Kc4 Rf4) 57.Ke4 (57.Kd4 Qd2 58.Kc4 Ba4 59.Kc5 Rc6) 57...Rf4 (57...Rd6 58.Kf3 Rd2 59.Ke4 Bc6) 58.Kd3 Qg3 (58...Qg3 59.Ke2 Rf2 60.Kd1 Qg1) 0-1. BeepBeepImAJeep (2540) - G0DZILLA (2660), lichess.org, 2017.

6.Bg3 d5 7.Bd3 0-0 8.Nf3 Nb4 9.0-0 Nd3 10.cd3 c5 11.Bh4= Bf5 12.d4 (12.d4 Bc3 13.dc3=; 12.Bf6 Qf6 13.Nd5 Qd6=). "lasker" (2080) – bosco (2040). internet, 2007.

6.Bg3 d5 7.Bd3 0-0 8.Nf3 Re8 9.Bh4 Bg4 (9...Bc3 10.dc3 Bg4 11.Rb1=+) 10.h3 (10.Bf6 gf6 11.h3 Be6=) 10...Bh5 (10...Be6 11.Rb1 Rb8 12.0-0=+) 11.Rb1 (11.Bf6 Qf6 12.Nd5 Qd6=+) 11...Bc3=+ 12.dc3 b6 13.0-0 (13.Be2 Qe7=+) 13...Qd6 14.g4 Bg6 15.Bg3 Qe7 (15...Qc5!?=+) 16.Bb5= Qc5 17.Nd4 (worse 17.Bc7 Ne4 18.Rb3 Rac8 19.Bc6 Qc6-/+ (19...Rc7? 20.Be8 Nd6 21.Ba4+-)) 17...Na5 (17...Ne5 18.Be8 Re8 19.Be5 Re5 20.f4 Re3 21.f5 Bf5 22.Rf5 (worse 22.gf5 Ne4 23.f6 Nc3=+) 22...Rh3 23.Kg2+=) 18.Be8+= Re8 19.Nb3 (19.Nb5 c6 20.Nd6 Re6+=) 19...Nb3= 20.Rb3 Ne4 21.Bf4 Qc4 (21...Nc3 22.Qe1 Ne4 23.f3=) 22.Qd4= Qe2 23.Qd5 Nd2 24.Qb5 Qb5 25.Rb5 Nf1 26.Kf1 c5 27.f3 Bc2 28.Rb2 Bd1 29.Kf2 Rd8 30.e4 Kf8 31.Rd2 Rd2 32.Bd2 Ke7 33.Bf4 g6 (33...a6 34.Ke3=) 34.Ke3 (34.Bb8 Kd7+=) 34...b5 35.Bb8 a5 36.Bc7 a4 37.a3 (37.Bb6 Kd6 38.a3 h5=) 37...Kd7 38.Ba5 Kc6 (38...h6 39.f4=) 39.c4 (39.g5 Bb3+=) 39...bc4 (39...Bb3 40.cb5 Kb5 41.Bc7=) 40.g5+= Bc2 41.Bc3 Bd3 42.f4 Bf1 43.h4 Bd3 44.Bf6 Bc2 45.Be5 Bd1 46.Bc3 Kd7 (46...Bc2 47.Kf3=) 47.Bf6+= Kc7 48.Kd2 (48.Bg7 c3+=) 48...Bg4 (48...Bf3 49.e5=) 49.Kc3 Be2 50.Kd2 Bd3 (50...Bg4 51.Bg7+=) 51.Ke3+= Kc6 52.Bc3 (52.Be5 Bc2+=) 52...Kd7 (52...Bc2 53.Kf3=) 53.Be5+= Ke6 54.Bc3 Ke7 (54...Kd7 55.Bh8+=) 55.Bf6+= Ke8 56.Bc3 Bb1 (56...Ke7 57.Bg7+=) 57.Bb2 Kd7 58.Bc3 (58.Be5 Ke6+=) 58...Kc6 59.Kf3 Bc2 60.Ke3 Kd6 (60...Bd3 61.Bh8=) 61.Bb2 Kc7 62.Bf6 Kb6 63.Bc3 Bb1 64.Kf3 Kb5 65.Ke3 Bd3 66.Kf3 Bc2 67.Ke3 Bb1 68.Kf3 Bd3 69.Ke3 Bc2 70.Kf3 Bd3 71.Ke3 Bc2 72.Kf3 Bd3 ½–½. Trokenheim,Marek (1835) – Grynyuk,Vasyl (1885), FICGS, 2017.

6.Bf6 Qf6

7.Nd5 Qd8 8.Qh5 0-0 9.Nf3 Nb4 10.Nb4 Bb4 11.Bd3 g6 12.Qh6 Qf6 13.c3 Be7 14.h4 Qg7 15.Qf4 d6 16.Bc2 h5 17.d4 Qf6 18.Qf6 Bf6 19.Rb1 Rb8 20.Bd3 Bd7 21.Kd2 c5 22.Ng5 b5 23.Ne4 Be7 24.d5 Rb6 25.g3 Rfb8 26.Rb2 b4 27.cb4= Rb4 28.Rb4 Rb4 29.Rb1 Rb1 ½–½. Grossmann,Philipp (1910) – Gradl,Winfried (1985), RLNO_Kareth1–Weiden1, 2005.

7.Nd5 Qe5 8.c4 0-0 (8...Qb2 9.Nf3 Ne5 10.Ke2 Nc4 11.Rb1=+) 9.Nf3= Qe4 10.Rb1 d6 11.Be2 Rb8 12.0-0 Re8 13.Nf4 Qe7 14.Qc2 h6 15.Rb2 Qd8 16.d4 Ne7 17.Rfb1 c6 18.Bd3 Bc7 19.h3 d5 20.Ne2 dc4 21.Bc4 Nd5 22.Nc1 Qe7 23.Nb3 Nb4 24.Qc3 Bf5 25.Rc1 Bd6 26.Nc5 Nd5 27.Qb3 (b7 draws heavy fire) 27...b6 28.Na6 Rbc8 29.Re2 Nf6 30.Ne1 Ne4 31.Rec2 c5 32.Nf3 Qf6 33.Bd5 Bh3 34.dc5 bc5 35.Bf7 Qf7 36.Qf7 Kf7 37.gh3 Re6 38.Nb4 ½–½. Mothes,Rainer – Schwertel,Gottfried, corr SOK–98–131, 1999.

7.Nd5 Qe6 8.Nf4 Ne5?? 9.Ne6+- de6 10.Qf3 Nf3= ½–½. muess26 – PatzerBernie2, ChessWorld.net, 2009.

7.Nd5 Qf5 8.c4+=.

7.Nd5 Qg6 8.Nf3 d6 9.Bd3 Qh5 10.Nf4 Qc5 11.c3 Ne5 12.Be2 0-0 13.0-0 Nf3 14.Bf3 c6 15.Rb1 d5 16.Qa4 Bc7=+ 17.Ne2 Qd6 18.g3 b5 19.Qc2 Qf6 20.Bg2 Re8 21.d3 h5 22.e4= de4 23.Be4 h4 24.Nd4 Bd7 25.Qd1 Bb6 26.Qf3 Bd4 27.cd4 Qd4 28.Bc6 Bc6 29.Qc6 hg3 30.hg3 a6 31.Rb3 Qe5 32.Rc1 Qe6 33.Qe6= Re6 34.Rc2 Rd8 35.Ra3 Rdd6 36.Kf1 Kf8 37.Rc7 g6 38.Kg2 Re2 39.Ra7 Rf6 40.R7a6? Rff2-+ 41.Kh3 Re5 42.g4?? Re3 43.Kh4 f6 44.Ra8 Ke7 45.R3a7 Kd6 46.Ra6 Kc5 47.Rc8 Kb4 48.Rf6 Rf6 49.Kg5 Rd6 0–1. Grossmann,Philipp (1930) – Stiller,Juergen (2140), Regionalliga NO, 2007.

7.Nge2 Ne7 8.Rb1 0-0 9.Rb3 c6 10.Nf4 Bc7 =+.

7.Nge2 Ne7 8.Qb1 0-0 9.Qb5 b6 10.Rd1 d5 =+.

7.Nge2 Ne7 8.Rb1 a6 9.Ne4 Qc6 10.N4g3 0-0 =+.

7.Nge2 Ne7 8.Ne4 Qc6 9.N4g3 d5 10.Nd4 Qf6 =+.

7.Nd5 Qd6

8.c4 0-0 9.Nf3 Ne5 10.Be2 c6 11.Nf4 Re8 12.Ne5 Qe5 13.0-0 Bc7 14.d4 Qg5 15.Nh5 d5 16.cd5 Qd5 17.Qc2 Bf5 18.Qc3 Bg6 19.Ng3 h5 20.Bf3 Qd6 21.Rfd1 h4 22.Nf1 Be4 (22...Qf6!?-/+) 23.Be4= Re4 24.f3 Re7 25.Rab1 Bb6 26.Kh1 (26.a4 Qd8+=) 26...f5 (26...h3!?+=) 27.Nd2= Rae8 28.Nc4 Qd5 29.h3 Kh7 30.f4 Re4 31.a4 R8e7 (31...c5 32.Nb6 ab6 33.dc5 (33.Rb6?? Re3 34.Qc5 Qe4-+) 33...Qc5 34.Qc5 bc5 35.Rb7 Re3 36.a5=) 32.Rbc1 g5 33.a5 (33.fg5 f4 34.ef4 Rf4 35.Qc2 Kg7=) 33...Bc7 34.Qe1? (better is 34.fg5 f4 35.a6 ba6 36.Nd2 fe3 37.Ne4 Qe4 38.Qc2+=) 34...Bf4!-/+ 35.Rd3 (35.ef4 Rd4 Double attack (35...Re1 Pinning; 35...Re1 Deflection; 35...Rd4 Decoy)) 35...Bg3-+ Black prepares the advance g4 36.Qd1 g4 37.hg4 fg4 (better is 37...h3!? 38.Qf3 hg2 39.Qg2 Rg4 40.Qd5 cd5-+) 38.Nd2-/+ Re3 39.Re3 Re3 40.Qg4 Qe6 (40...Re7 41.a6 b5 42.Nf3+=) 41.Qh5+= Qh6 42.Qf7 Kh8 43.Rf1? (better is 43.Qf5 Re8 44.Rf1+=) 43...h3-+ 44.Nf3?? Re2 (44...Re2 45.Qe8 Re8 46.Ng1 hg2 47.Kg2 Qh2 48.Kf3 Bh4 49.Kg4 Qg3 50.Kh5 Qg5) 0–1. Skrzypczak,Michal (1980) – Beben,Pawel (2120), III Wielkopolska Liga Seniorow Poland, 2012.

8.c4 Nb4 9.Nb4 Bb4 10.Be2 =+.

8.c4 Nb4 9.Nb4 Bb4 10.Nf3 0-0 11.Be2 a6 12.0-0 b6 13.d4 Bb7 14.Rb1 a5 15.Ne5 f6 (15...Qe6 16.Qb3=) 16.Bf3 Bf3 17.Nf3 Qe6 18.Qb3 Rfe8 19.a3 Bd6 20.a4 Bb4 21.Rbd1 Qf5 (21...Rad8 22.d5 Qd6 23.Nd4=) 22.c5+= Kh8 23.cb6 cb6 24.Rb1 Rac8 25.Rbc1 d5 26.h3 Kg8 27.Rfd1 Qe6 28.Qd3 Rc6 29.Rc6 Qc6 30.Qf5 (better 30.Qb3!?=) 30...g6-/+ 31.Qf4 Bd6 32.Qh4 Qa4 33.Rb1 Qc2 34.Rf1 (better 34.Ra1 Kg7 35.Nh2-+) 34...b5 (better 34...Kg7 35.Qg4 f5-+) 35.Qf6=+ Qc7 36.Ng5 (better 36.Ne5!? Be5 37.de5=) 36...Qe7-/+ 37.Qe7 Re7 38.Rc1 Rc7 39.Rb1 a4 40.e4 de4 (better 40...Rc4!? 41.e5 Be7-+) 41.Ne4= Bf4 (better 41...Be7 42.Rb5 a3=) 42.g3?? (better 42.Nc5=) 42...Rc1-+ 43.Rc1 Bc1 44.d5 a3 45.d6?? (45.Nc5-+) 45...a2 46.d7 Bg5!! 47.Ng5 a1Q 48.Kh2 Qf6 (better 48...Qd4 49.Ne4-+) 49.Ne6 (49.Ne4 Qd4 50.Nc5 Qf2 (50...Qc5?! 51.d8Q Kf7 52.Qd7 Kf6 53.Kg2=) 51.Kh1 Qd2-+ (51...Qc5?! 52.d8Q Kg7 53.Qd7 Kh6 54.Qd2 g5 55.Kg2-/+)) 49...Qf2 (49...Qe6?! 50.d8Q Kf7 51.Qh4=+) 50.Kh1 Qe1 51.Kh2 (51.Kg2 Qd2 (51...Qe6?! 52.d8Q Kf7 53.Qc7 Qe7 54.Qf4 Kg7 55.Qd4 Kh6 56.Qd2 g5 57.h4-/+) 52.Kf3 Qd7-+) 51...Qd2 (51...Qe6?! 52.d8Q Kf7 53.Qc7 Qe7 54.Qf4 Kg7 55.Qd4 Kh6 56.Qd2 g5 57.h4-/+) 52.Kh1 Qd7 53.Nf4 b4 54.Kh2 b3 55.h4 b2 56.h5 b1Q 57.hg6 (57.Kg2 Qb2 58.Kf3 Qd1 59.Ne2 Qbe2 60.Kf4 Qdd2) 57...Qc2 58.Ng2 Qdd2 59.gh7 (59.Kh3 Qg2 60.Kh4 Qg6 61.g4 Q2g4) 59...Kh8 (59...Qh7 60.Kg1 Qh3 61.Nf4 Qe3) 60.Kh3 Qg2 61.Kg4 (61.Kh4 Qg6 62.g4 Q2g4) 61...Qh2 (61...Qg6 62.Kf4 Q2g3) 62.Kg5 (62.Kf4 Qhf2 63.Ke5 Qfc5 64.Kf6 Q2f5) 62...Qg3 63.Kf6 Qe4 64.Kf7 Qf2 (64...Qgf3) 0-1. BeepBeepImAJeep (2715) - Vitiate (2510), lichess.org, 2015.

8.c4 b6 9.Qg4 0-0 10.Qg3 Ne5 11.Nf3 (better is 11.f4!? Nc6 12.f5 Qg3 13.hg3=) 11...Nf3-/+ 12.gf3 Bb7 13.Qd6 cd6 14.Kd1 Rfc8 15.f4 Kf8 16.Rg1 b5 17.Rb1 a6 18.f5 Rab8 19.f6 g6 (19...bc4?? 20.fg7 Kg8 21.Nf6) 20.Ne7 Bf3 (< 20...Rc4 21.Bc4 bc4 22.Nd5+-) 21.Kc1 Rc5 22.d4 Rc7 23.a4 Be4 24.Rb2 Bc3 25.Rb3 Be1 26.Rg4 d5 27.Rb2 h5 28.Rh4 Rbb7 29.Re4 de4 30.Nd5 Rc6 (30...ba4? 31.Nc7 Rb2 32.Kb2 Bf2 33.Nd5+-) 31.Kd1 Ba5 32.ab5 ab5 33.cb5 Rd6 34.Bc4 Bd8 (34...Ke8 35.Ra2 Ra7 36.Ra4+/-) 35.Ra2+= Rb8 36.Nc3 Rf6 37.Ne4 Rf3 38.Bf1 (38.Ra7 Ke8 39.Ke2 Rh3=) 38...Bh4 39.d5 d6 40.Rb2 (40.Ng3 Bg3 41.hg3 g5=) 40...Rf5 41.Rd2 Re5 42.Bg2 Rb6 43.Nc3 (43.Ke2 f5 44.Nc3 Re7-/+) 43...Kg7 (43...Re8 44.Bf1=+) 44.Ra2 Re8 45.Ke2 (45.Bf1!?=+) 45...Rc8 46.Kd3 f5 47.Bf1 Rbb8 48.Ra6 Bf2 49.Rd6 Be3! 50.Ke3 Rc3 51.Kf4 Rc1 52.Bd3 Rd1 53.Be2 Rd2 54.Ke3 Rb2 (55.Re6 Rd8-+) 0–1. Tschoepe,Frank – Winiger,Albert, TT–09 ETC, 2003.

8.c4 Ne7 9.Nf4 =+.

8.Bc4!?=+.

8.Nf4 Bb4 A) 9.Bc4 A1) 9...0-0 10.c3 (10.Nf3 a6 11.a4 Na5 12.Bd5=; 10.Rb1 Ne5 11.c3 Ba5 12.Be2=; 10.Nd3 Ba3 11.Qh5 Nb4 12.Nb4=+; 10.Nd5 Na5 11.Nb4 Nc4 12.Nd3=+) 10...Ba3 11.Nf3 Rb8 12.Qc2=; A2) 9...Qc5 10.Bb3 d6 11.Nd3 Qf5 12.Nb4=; A3) 9...Ne5 10.Be2 (10.Bb3 0-0 11.Nge2 b6 12.c3=) 10...0-0 11.c3 Ba3 12.Qc2=; A4) 9...b6 10.c3 Ba3 11.Nf3 Bb7 12.Rb1=; B) 9.Nf3 B1) 9...b6 10.c3 (10.Bc4 Bb7 11.c3 Ba3 12.0-0=; 10.Rb1 0-0 11.c3 Ba3 12.Bd3=; 10.Bd3 Bb7 11.c3 Ba3 12.Qc2=; 10.Be2 Bb7 11.0-0 0-0 12.c3=) 10...Ba3 11.Qc2 Bb7 12.d4=; B2) 9...0-0 10.Bd3 b6 11.c3 Ba3 12.Qc2=; C) 9.Be2 C1) 9...0-0 10.c3 (10.Nf3 b6 11.c3 Ba3 12.Rb1=; 10.Rb1 Re8 11.c3 Ba3 12.Nf3=) 10...Ba3 11.Nf3 Re8 12.Rb1=; C2) 9...a6 10.Rb1 (10.Nf3 0-0 11.c3 Ba3 12.Rb1=; 10.c3 Ba3 11.Nf3 0-0 12.Rb1=) 10...0-0 11.Nf3 Re8 12.0-0=; C3) 9...Nd4 10.c3 (10.Rb1 Ne2 11.Nge2 0-0 12.c3=; 10.Nf3 Ne2 11.Qe2 0-0 12.Rb1=; 10.Bf3 0-0 11.Rb1 Nf3 12.Nf3=) 10...Ne2 11.Nge2 Bc5 12.d4=; C4) 9...b6 10.Nf3 (10.c3 Ba3 11.Nf3 0-0 12.Rb1=) 10...Bb7 11.0-0 0-0 12.c3=; D) 9.Rb1 D1) 9...b6 10.c3 Ba5 11.Qh5 Bb7 12.Nf3=; D2) 9...a6 10.Nf3 (10.c3 Ba3 11.Nf3 0-0 12.Bd3=; 10.Bd3 0-0 11.c3 Ba3 12.Be4=; 10.Be2 0-0 11.Nf3 b6 12.0-0=; 10.Ngh3 Ba3 11.Bd3 Nb4 12.Rb3=) 10...0-0 11.Bd3 b6 12.c3=; D3) 9...0-0 10.c3 Re8 11.cb4 Qf4 12.b5=; E) 9.Bd3 E1) 9...0-0 10.Nf3 (10.c3 Re8 11.Nge2 Ba3 12.Qc2=; 10.Qb1 g6 11.c3 Ba3 12.Nf3=) 10...b6 11.c3 Ba3 12.Qc2=; E2) 9...a6 10.Nf3 (10.Rb1 0-0 11.c3 Ba3 12.Be4=; 10.Ngh3 0-0 11.a3 Ba5 12.Qh5=; 10.Qh5 b6 11.Nf3 Bb7 12.0-0=) 10...0-0 11.0-0 b6 12.c3=; E3) 9...Qc5 10.c3 (10.Nf3 g5 11.Ne2 g4 12.Nfd4+=; 10.Rb1 Qa5 11.c3 Bd6 12.a4=) 10...Ba3 11.Rb1 0-0 12.Qc2+=; E4) 9...Rb8 10.Nf3 (10.Rb1 0-0 11.c3 Re8 12.Nge2=) 10...b6 11.0-0 Bb7 12.c3=; E5) 9...a5 10.Nf3 (10.Rb1 0-0 11.c3 Re8 12.Nge2=; 10.Ngh3 0-0 11.c3 Ba3 12.Rb1=; 10.Nge2 b6 11.c3 Ba3 12.Be4=; 10.Qh5 b6 11.c3 Ba3 12.Be4=) 10...b6 11.c3 Ba3 12.Ng5=; E6) 9...Ba3 10.Nf3 (10.Rb1 b6 11.Qg4 g6 12.Nf3=; 10.Be4 Qe5 11.Bd5 Nb4 12.Bf7=) 10...0-0 11.0-0 b6 12.Rb1=; E7) 9...b6 10.Nf3 (10.c3 g5 11.cb4 gf4 12.Be4=+; 10.Ngh3 Bb7 11.c3 Ba3 12.0-0=; 10.Qg4 0-0 11.Nf3 Bb7 12.0-0=; 10.Rb1 Bb7 11.Nf3 0-0 12.c3=) 10...Bb7 11.0-0 0-0 12.c3=; F) 9.Bb5 F1) 9...a6 10.Bd3 (10.Bc6 dc6 11.Rb1 0-0 12.Nf3=+) 10...b6 11.Nf3 Bb7 12.c3=; F2) 9...b6 10.c3 (10.Nf3 Bb7 11.c3 Ba3 12.Bc6=; 10.Rb1 Bb7 11.Nf3 0-0 12.c3=; 10.Nd3 Bb7 11.Qg4 Qf6 12.Rb1=+; 10.Qe2 a6 11.Bc6 dc6 12.Nf3=+) 10...Ba3 11.Qh5 Bb7 12.Nf3=; F3) 9...0-0 10.Nge2 (10.c3 Re8 11.Nge2 Ba3 12.0-0=+; 10.Nd3 Ba3 11.Nf3 a6 12.Bc6=+; 10.Rb1 Re8 11.Nd3 Ba3 12.Bc4=+; 10.Nf3 Re8 11.0-0 a6 12.Bc4=) 10...a6 11.Bd3 b6 12.c3=; G) 9.Nd3 G1) 9...a5 10.Nf3 (10.Nb4 ab4 11.d4 0-0 12.Bd3=+; 10.c3 Ba3 11.Qa4 0-0 12.Rb1=; 10.a4 b6 11.c3 Bc5 12.Nc5=; 10.Rb1 b6 11.c3 Ba3 12.Nb2=) 10...0-0 11.a4 Re8 12.c3=; G2) 9...0-0 10.Nb4 Qb4 11.Nf3 d6 12.Be2=; G3) 9...b6 10.Nb4 Qb4 11.c3 Qa5 12.Nf3=; G4) 9...Ba3 10.Nf3 (10.Nh3 b6 11.Qh5 0-0 12.Be2=+; 10.Rb1 0-0 11.Qg4 Rd8 12.Nf3=+; 10.Qg4 Qf6 11.Rb1 0-0 12.Nf3=+; 10.Qh5 0-0 11.Nf3 b6 12.Rb1=+) 10...0-0 11.Be2 b6 12.Nf4=+; H) 9.c3 Ba3 10.Qc2 (10.Rb1 0-0 11.d4 Re8 12.Qg4=; 10.Nf3 0-0 11.Bd3 h6 12.Qc2=; 10.Qb1 0-0 11.d4 Re8 12.Ngh3=) 10...0-0 11.d4 Re8 12.Ngh3=.

8.Nf4 b6 9.c3 A) 9...Bb7 10.Nf3 (10.Qc2 Ne5 11.d4 Ng6 12.Nge2=+) 10...0-0 11.Bd3 Rfe8 12.0-0=; B) 9...a6 10.Qc2 (10.Qh5 b5 11.Nf3 Bb7 12.Ng5=; 10.Nf3 Bb7 11.Bd3 Nd8 12.Qc2=; 10.Bc4 Ne5 11.Be2 Bb7 12.Nf3=; 10.Qg4 0-0 11.Nf3 Bb7 12.Bd3=) 10...Bb7 11.Nf3 0-0 12.Bd3=; C) 9...Ne5 10.Nf3 (10.Qc2 Bb7 11.d4 Ng6 12.Nge2=+; 10.Be2 0-0 11.Nf3 Bb7 12.Ne5=; 10.Qb3 Bb7 11.d4 Ng6 12.Ngh3=+; 10.Rc1 Bb7 11.d4 Ng6 12.Ng6=) 10...0-0 11.Ne5 Qe5 12.Rc1=; D) 9...Rb8 10.Qh5 Bb7 11.Nf3 Nd8 12.Nd4=; E) 9...0-0 10.Qc2 (10.Nf3 Re8 11.Be2 a6 12.0-0=; 10.Be2 Re8 11.Nf3 Bb7 12.Qc2=+; 10.Qh5 Re8 11.Bd3 h6 12.Nge2=+; 10.Bd3 Re8 11.Qh5 h6 12.Nge2=+) 10...Bb7 11.Bd3 g6 12.Nf3=.

8.Nf4 b6 9.Bc4 A) 9...Bb7 10.Nf3 (10.Bd5 0-0 11.Nf3 Rae8 12.0-0=) 10...0-0 11.0-0 a6 12.Bd5=; B) 9...0-0 10.Nf3 Bb7 11.0-0 Ne7 12.d4=; C) 9...a6 10.Nf3 (10.c3 Bb7 11.Nf3 0-0 12.Qc2=; 10.Rb1 Ne5 11.Be2 Bb7 12.Nf3=+; 10.Bd5 Bb7 11.Nf3 0-0 12.0-0=; 10.Nge2 Ne5 11.Bd5 c6 12.Bb3=+) 10...Bb7 11.Bd5 0-0 12.0-0=; D) 9...Ne5 10.Be2 (10.Bd5 c6 11.Bb3 0-0 12.Rc1=+) 10...Bb7 11.Nf3 Nf3 12.Bf3=+.

8.Nf4 b6 9.Be2 A) 9...0-0 10.c3 (10.Nf3 Bb7 11.0-0 a6 12.c3=+; 10.Rb1 Bb7 11.Nf3 Nb4 12.c3=+; 10.a3 Bb7 11.Nf3 a6 12.0-0=+) 10...Bb7 11.Nf3 a6 12.Qc2=; B) 9...a6 10.Nf3 (10.c3 Bb7 11.Nf3 Rc8 12.Qc2=; 10.Rb1 Bb7 11.c3 0-0 12.Nf3=+; 10.Bf3 0-0 11.Nge2 Rb8 12.c3=+; 10.Ngh3 0-0 11.c3 Bb7 12.Qc2=+) 10...Bb7 11.0-0 0-0 12.c3=; C) 9...Rb8 10.Nf3 (10.c3 Bb7 11.Nf3 0-0 12.0-0=; 10.Rb1 Bb7 11.Nf3 0-0 12.0-0=; 10.a3 Bb7 11.Nf3 0-0 12.0-0=+; 10.Rc1 Bb7 11.Nf3 0-0 12.c3=) 10...Bb7 11.0-0 a6 12.d4=; D) 9...Bb4 10.a4 (10.Nf3 Bb7 11.0-0 0-0 12.c3=; 10.Rb1 Bb7 11.c3 Ba3 12.Nf3=; 10.Nd3 Bb7 11.Nf3 Ba3 12.Rb1=+; 10.c3 Ba3 11.Nf3 Bb7 12.Rb1=) 10...Bb7 11.c3 Ba5 12.Nf3=; E) 9...Bb7 10.c3 (10.Nf3 0-0 11.0-0 Rfe8 12.Bc4=+; 10.Rb1 0-0 11.Nf3 a6 12.c3=+) 10...0-0 11.Nf3 a6 12.Qc2=.

8.Nf4 b6 9.Nf3 0-0 10.Be2 (10.Bd3 Bb7 11.0-0 Nb4 12.Be2=; 10.Bc4 Bb7 11.0-0 Nd8 12.Bd3=+; 10.c3 Re8 11.Be2 a6 12.0-0=) 10...Bb7 11.0-0 Rae8 12.c3=.

8.Nf4 b6 9.Nf3 a6 10.c3 (10.Bd3 Bb7 11.c3 Nd8 12.Qc2=; 10.Bc4 Bb7 11.0-0 0-0 12.Rb1=; 10.Rb1 Bb7 11.Bc4 0-0 12.0-0=) 10...Bb7 11.Bd3 Nd8 12.Qc2=.

8.Nf4 b6 9.Nf3 Bb7 10.Rb1 0-0 11.Bc4 Rfe8 12.0-0=.

8.Nf4 b6 9.Nf3 Bb7 10.Bc4 0-0 11.0-0 Nd8 12.Bd3=+.

8.Nf4 b6 9.Nf3 Bb7 10.Be2 0-0-0 11.0-0 Rhg8 12.c3 g5 13.Nd3 h5 14.Nd4 Nd4 15.cd4 g4 16.Nf4 Rg5 17.Rb1 Bb4 18.Rb3 Qe7 19.Qc2 Bd6 20.g3 h4 21.d5 (21.gh4? Rh5 22.Ba6 Ba6 23.Nh5 Qh4-+) 21...Kb8 22.Bc4 (22.gh4? Rd5 23.Ng2 Rc5-+) 22...Bf4 23.ef4 (23.gf4 Rgg8-/+) 23...Rh5 24.Re3 Qc5 25.Qc3 Rdh8 26.d4 Qd6 27.Rfe1 Bd5 28.R3e2 Kb7 29.Rd2 f6 30.Bd3 Bf3 31.Re3 Ra5 32.a3 Rhh5 33.Bg6 (33.Rb2 Ra4 34.Rb4 Rha5-+) 33...Rhd5 34.Bc2 (34.Rf3 gf3 35.Be4 c6 36.Bd5 Qd5-+ (36...cd5?! 37.Rc2 Qc6 38.Qb2+=)) 34...c5 35.Rf3 cd4 36.Qb3 (36.Qa1 gf3 37.Be4 Kc7-+) 36...Qe7 (36...gf3?! 37.Be4 Kc7 38.Bd5 Rd5 39.Qf3-+) 37.Qb1 (37.Kf1 Rdb5 38.Re2 Qf8 39.Be4 Kc7 40.Rc2 Kb8-+) 37...gf3 38.Be4 Kb8 (38...Qa3?! 39.Rd4 Qa1 40.Bd5 Kb8 41.Rb4 Qb1 42.Rb1 Rd5 43.gh4-+) 39.Bd5 Rd5 40.Rd1 Qe2 0–1. mikleol (2220) – kostini (1905), gameknot.com, 2014.

8.Nf4 Ne5 9.Rb1 A) 9...0-0 10.Be2 (10.c3 Re8 11.Nf3 c6 12.Nd4=+) 10...Re8 11.c3 c5 12.Ngh3=; B) 9...Qa3 10.c3 0-0 11.Qb3 Qc5 12.Qd5=; C) 9...c6 10.Rb3 (10.c3 0-0 11.Qc2 Re8 12.Be2=+) 10...b5 11.c3 0-0 12.Qh5=; D) 9...Rb8 10.Be2 (10.c3 0-0 11.Qh5 b6 12.Rb3=+) 10...0-0 11.c3 Re8 12.Qc2=; E) 9...b6 10.Nge2 (10.c3 Bb7 11.Qc2 c5 12.Ngh3=+; 10.Be2 Bb7 11.Nf3 Nf3 12.Bf3=+) 10...Bb7 11.Nd4 0-0 12.Nb3=+.

8.Nf4 Ne5 9.c3 A) 9...0-0= 10.Qa4 (10.Rb1 Re8 11.Be2 a6 12.Qc2=+; 10.Qh5 Re8 11.Nf3 Nf3 12.Qf3=+; 10.Nf3 Re8 11.Ne5 Qe5 12.Be2=+; 10.Be2 Re8 11.Qb3 a6 12.d4=) 10...Qc5 11.Rc1 Nc6 12.Nf3=; B) 9...Qc5 10.Qb3 (10.Rb1 c6 11.Qc2 d5 12.Nd3=; 10.Nf3 0-0 11.Ne5 Qe5 12.Rb1=; 10.Qc2 d5 11.Rb1 c6 12.Nd3=) 10...0-0 11.Rc1 Qe7 12.d4=; C) 9...a6 10.Qh5 (10.Qb3 b5 11.d4 Ng6 12.Ng6=+; 10.Qa4 b5 11.Qe4 Rb8 12.Nf3=; 10.Nf3 0-0 11.Ne5 Qe5 12.Bd3=; 10.Qc2 0-0 11.Rb1 Re8 12.Ngh3=) 10...Qc5 11.Nf3 d6 12.Ne5=; D) 9...b6 10.Be2 (10.Qc2 Bb7 11.d4 Ng6 12.Nge2=+; 10.Nf3 0-0 11.Ne5 Qe5 12.Bd3=; 10.Qb3 Bb7 11.d4 Ng6 12.Ngh3=+; 10.Rc1 Bb7 11.d4 Ng6 12.Ng6=+) 10...0-0 11.Nf3 Bb7 12.Ne5=.

8.Nf4 Ne5 9.Nd3 c6 (9...0-0 10.Nf3 (10.Qh5 Nc4 11.Nf3 b6 12.c3=; 10.Ne5 Qe5 11.Nf3 Qf6 12.Rb1=+; 10.Be2 Nc4 11.c3 Qc6 12.Nf3=+) 10...Nf3 11.Qf3= Qa3 12.Qd5=; 9...Nc4 10.c3 (10.Nf3 0-0 11.c3 a6 12.Nf4=) 10...0-0 11.Qb3 Nb6 12.Qb5=; 9...Nd3 10.Bd3 Qf6 11.Rb1 c6 12.Qf3=) 10.Nf3 (10.Ne5 Qe5 11.Nf3 (11.c3 d5=+ 12.Nf3=+) 11...Qf6 12.c4=+) 10...Nf3 11.Qf3 0-0 12.Qh5 (12.Be2 Qa3=+; 12.Rb1=) 12...f5 (12...Qf6 13.Rb1 d5 14.Be2=+) 13.Be2 b6 (13...Qa3 14.f3=) 14.c3= Ba6 15.Nf4 Be2 16.Ne2 (16.Qe2 Rfe8=) 16...c5 (16...Rae8 17.Nd4=) 17.Qf3 Rae8 18.Nf4 (18.Rd1 Qe6=) 18...Re4 19.Rc1 (19.Rd1 Ra4=) 19...Rfe8 (19...c4 20.Rd1=) 20.Ne2= Ra4 (20...f4 21.Rd1=) 21.Rc2=+ b5 (21...Qe6 22.Nf4 Qf7 23.0-0=+) 22.Rb2 (22.Qf5 Rf8 23.Qh5 g6=+) 22...g6 23.0-0 (23.h4 h5=) 23...Qc6 (23...a6 24.Rfb1=) 24.Qc6 dc6 25.Rd1 (25.Rfb1 a6=) 25...Kf7 26.h3 a6 27.f4 h5 28.g4 (28.Kf2 c4=) 28...hg4=+ 29.hg4 fg4 30.Kg2 (30.Rf1 Kf6=+) 30...g5-/+ 31.Rh1 (31.fg5 Bd8) 31...Bd8 (31...b4 32.cb4 Rb4 33.Rc2=+) 32.Kg3 (32.f5 b4=) 32...Rg8 (32...gf4 33.Nf4 Rg8 34.Rh6=+) 33.Rh7 (33.f5 Kf6 34.Rh6 Kf5 35.Rc6 Be7=) 33...Kg6 34.Rh1 Kf5 35.d3 Bc7 (35...gf4 36.Nf4 Bg5 37.e4 Ke5 38.Rh5=+) 36.e4= Ke6 37.Kg4 gf4 38.Kf3 Rf8 39.d4 Kd7 (39...Ra3 40.Rd2=) 40.dc5= Re8 (40...Kc8 41.Rh5=) 41.Rd1=+ Kc8 42.Rd4 Ra3 43.Rbd2 (43.Nf4? Be5 44.Ne2 Bd4 45.Nd4 Rc3 46.Kf4 Rc4-+) 43...Rh8 44.Kg4 (44.Nf4? Rf8 (44...Rc3?! 45.R4d3 Rc4 46.Ke3-/+) 45.e5 Be5-+) 44...Rg8 45.Kf3 a5 (45...Be5 46.R4d3=+) 46.Rd7= b4 47.Rf7 (better 47.Rh7!?=) 47...bc3 48.Rc2 Rd8 49.Kg4 Rd3 50.Rf8 Kb7 51.Nc3 (51.Nf4 Rd2 52.Rc1 c2-/+) 51...Rg3 (worse 51...Rdc3 52.Rb2 Ka7 53.Rf7 Rc5 54.Rc7 Ka6 55.Rc8+=) 52.Kf5 Rac3 53.Rb2 Ka7 54.Rf7 Rc5 55.Kf6 Rb5 56.Rb5 cb5 57.Rc7 Kb6 58.Rc2 f3 59.Rf2 Rg2 (59...b4 60.e5 Rg2 61.Rf3 Ra2 62.e6+=) 60.Rf3=+ Ra2 61.e5 Re2 62.e6 b4 63.Kf7 a4 64.e7 Re7 65.Ke7 b3 (65...a3 66.Rf4 Kb5 67.Rf5 Ka4 68.Kd6=+) 66.Rf8= Kc5 67.Rb8 (67.Rf5!? Kb4 68.Rf4 Kc3 69.Rf3 Kc2 70.Rf2 Kb1 71.Rf1 Ka2 72.Kd6=) 67...Kc4-/+ 68.Kd6 a3 69.Rc8 Kd4 70.Ra8 a2 71.Ra4. Aymard,Michel (2010) – Bjazevic,Pavao, corr ICCF WSTT/3/06/3, 2006.

8.Nf4 Ne5 9.Be2 0-0 10.Rb1 c6 11.c3 Qf6 12.Ngh3=+.

8.Nf4 Ne5 9.Be2 0-0 10.c3 Re8 11.Qb3 a6 12.d4=.

8.Nf4 Ne5 9.Be2 0-0 10.Nf3 Nf3+= 11.Bf3 c6 12.c4 (12.Bg4 Bc7+=) 12...Re8 13.g3 (13.0-0 Qd2 (worse is 13...Bd2 14.c5 Qc5 15.Qd2+-) 14.Qd2 Bd2+=) 13...g6 (13...Qd4 14.Rc1+=) 14.Be2 h5 (14...b6 15.Qc2+=) 15.Rc1 Qa3 16.0-0 (16.Qc2 d6=) 16...Qa2+= 17.d4 Qd2 18.Qb3 Qb4 (18...h4 19.gh4 d6 20.Rc2=) 19.Qd3 (19.Qc2 Kg7+=) 19...Qd6 (19...Kg7 20.Bf3+=) 20.e4 (20.Ra1 b6+=) 20...Qe7 (20...Qb4 21.e5+=) 21.Ra1 (21.e5 d6 22.Ng6 Qg5+=) 21...Bd8 (21...Bc7 22.e5+=) 22.e5= Kg7 23.Bh5 (better is 23.c5!?=) 23...gh5-/+ 24.Nh5 Kf8 (24...Kh6 25.Nf6 Rh8 26.Ne4-/+) 25.Qh7? (better is 25.Nf6 Qe6 26.d5=) 25...Qg5-/+ 26.d5 Re5 27.Qh8 Ke7 28.c5? (better is 28.f4 Qh5 29.d6 Ke6 30.Qe8 Kd6 31.fe5 Kc7 32.Rae1-/+) 28...d6?? (28...Qh5 29.d6 Ke6 30.Qd8 Rc5 31.Qf8-+) 29.Ng7?? (better is 29.f4 Qh5 30.cd6 Kd7 31.dc6 bc6 32.Qe5 Qe5 33.fe5-/+) 29...Bd7?? (better is 29...Rd5 30.Qe8 Kf6 31.Qd8 Kg7 32.Qg5 Rg5 33.cd6 Rd5-+) 30.Rab1?? (30.f4 Bb6 A) 31.fg5?? Bc5 (31...Rh8?! 32.cb6 ab6 33.dc6 bc6 34.Ra7-/+) 32.Kh1 Rh8-+; B) 31.Qa8 Bc5 32.Kh1-/+) 30...Rc8-/+ (30...Rd5 31.Rbe1 Re5 32.f4+/-) 31.f4 Bb6 32.Qh7 (32.cb6 Rh8 33.fg5 Ra8+= (33...Rd5 34.ba7 b5 35.Rbe1 Re5 36.Re5 de5 37.Ra1=)) 32...Bc5 33.Kh1 Qg6 34.Qh4 Kf8 (34...Qf6 35.Qf6 Kf6 36.fe5 Ke5 37.Rf7=) 35.Qh8 Ke7 36.Qh4 Kf8 (36...Qf6 37.Qf6 Kf6 38.fe5 Ke5 39.Rf7=) 37.Qh8 Ke7 38.Qh4 ½–½. Stockfish 6 64_bit 4CPU – Texel 1?05 64_bit 4CPU, CCRL, 2015.

8.Nf4 Ne5 9.Be2 0-0 10.Nf3 Nf3 11.Bf3 Re8 12.g3=+.

8.Nf4 Ne5 9.Be2 0-0 10.Ngh3 Re8 11.c3 Qc6 12.0-0=.

8.Qh5 Ne5 9.c4 c6 10.Nc3 Bc3 11.dc3 Qf6 12.Rd1 d6 13.Rd4 c5 14.Rf4 Qe7 15.Nh3 h6 16.Re4 g6 17.Qd1 f5 18.Re5 de5 19.Qd5 Rb8 20.Be2 Bd7 21.Qf3 g5 22.Qh5 Kd8 23.Bd3 g4 24.Ng1 e4 25.Bb1 Qf6 (25...Qf6 26.Be4 Qc3 27.Ke2 fe4 28.Qc5 Rc8-+) 0–1. mrkt (2350) – RuffRuff (2330), ICC, 2003.

8.c4 Ne5

9.Qb3 0-0 10.f4 Ng6 11.Ne2 c6 12.Ndc3 Re8 13.g3 b6 14.Bg2 Ba6 15.Rc1 Rab8 16.Qc2 Qc5 17.f5 Nf8 18.0-0 Qc4 19.f6 g6 20.Rf2 Ne6 21.Nf4 Nf4 22.Rf4 Qc5 23.Qd1 Qe5 24.Qg4 d5 25.Qh4 h5 26.g4?? (26.Bh3 Qd6-/+) 26...Re6 (26...Bc3 27.Rc3 Re6+/-) 27.g5-/+ Rd8 28.Bf3 Red6 (28...Bc4!?-/+) 29.Bh5+= gh5?? (29...Bc3 30.Bg6 fg6+/-) 30.Qh5+- Rf6 31.Rf6 Rd7 32.Rc6 Bb4 33.Qh3 Rd6 34.Rd6 Qd6 35.Qf5 Bc3 36.Rc3 d4 37.ed4 Qd4 38.Re3 Bc4 39.a3 a6 40.g6 Kf8 41.gf7 Qa1 (41...Bd5+-) 42.Kg2 (42.Kg2 Qg7 43.Rg3 Qf7 44.Qc8 Ke7 45.Qc7 Ke8 46.Qe5 Be6 47.Rg7+-) 1–0. Gardner,Allan – Guffogg,Christopher J, BCCA Webserver Preliminary Group, 2006.

9.Nf3 c6=+ 10.Ne5 Qe5 11.Nf4 0-0 12.Rb1 Re8 13.Qh5 d6 14.Bd3 g6 15.Qf3 Rb8 16.Rb3 Qa1 17.Bb1 Qf6 18.Bd3 Bd7 19.Rb1 a6 20.a4 b6 21.h3 h6 22.Qg3 Qe5 23.Qh4 Kg7 24.Qg3 Qg5 25.Qg5 hg5 26.Ne2 c5 27.Bc2 Bc6 28.Rg1 d5-/+ 29.cd5 Bd5 30.Nc3 Red8 31.Rb2 Be6 32.Ke2 Bc4-/+ 33.Ke1 b5 34.ab5 Rb5 35.Rb1 Ba2 36.Rb5 ab5 37.g4 Bc3 38.dc3 b4 39.cb4 cb4 40.Ke2 Bc4 41.Ke1 b3 42.Bb1 b2 43.f4 Bb3 44.Ke2 Kf6 45.Rh1 Bc4 46.Ke1 Rd3 47.Ke2 Rd6 48.Ke1 Bb3 49.Ke2 Rd7 50.Bd3 Bd5 51.Rb1 Rb7 52.Rg1 gf4 53.ef4-+ Ba2 54.Bb1-/+ Bb1 55.Rb1 g5 56.Kd3 gf4 57.h4 Ke5 58.h5 Kf6 59.h6 Kg6 60.g5 f6 (60...f6 61.gf6 Kf6-+; < 60...Kg5 61.h7 Rb3 62.Ke4 Re3 63.Kd4-+) 0–1. Herrchen,Ralf – Baumann,Heinz, TT–17.36 ECT, 2005.

9.Nf3 c6 10.Ne5 Qe5 11.Nf4 d6 12.Rb1 Bb6 13.Be2 Bf5 14.Rb3 Qa5 15.a3 0-0 16.0-0 Rae8 17.Bf3 Re7 18.d4= Rfe8 19.Be2 Be4 20.Bd3 h6 21.Be4+= Re4 22.Ne2 R4e7 23.Qd3 d5 24.c5 Bc7 25.Qc2 Qa6 26.Rfb1 Rb8 27.Nc1 Re6 28.Nd3+= Rf6 29.R3b2 b6 30.g3 Bd8 31.Ne5 Qb7 32.a4 Rc8 33.Qe2 Re6+= 34.Nd3 Qa8 35.h3 Bc7 36.Qc2 Rce8 37.Nb4 Rc8 38.Qf5 Rf6 39.Qg4 Rg6 40.Qd7 Re6 41.Na6 Bd8 42.Rb3 Re4 43.a5 b5 44.Ra3 Re6 45.Rb2 Bg5 46.g4 Be7 47.Ra1 g6 48.Kg2 Bf8 49.g5 hg5 50.Rg1 Rd8 51.Qc7 Qc8 52.Kf3 Be7 53.Qc8 Rc8=+ 54.Nb4 Kg7 55.a6 f5 56.Kg3 Rh8-/+ 57.Kg2 Kf6 58.Nd3 Rh4 59.Rbb1 Bd8-/+ 60.Rgf1 f4 61.Ne5 Kf5 62.Nf3 Rh8 63.Rb3 Bc7 64.Rbb1 Rhe8 (64...Rhe8 65.Rb4 Ba5-/+; 64...g4 65.hg4 Kg4 66.ef4 Bf4 67.Rfe1-+) 0–1. Schulz,Hans_Juergen – Baer,Werner, TT–08 ETC, 2003.

9.Nf3 Nf3 10.Qf3 c6 11.Qf4 Qf4 12.Nf4 = (12.ef4?? cd5 13.0-0-0 Kd8-+).

9.f4 Ng6

10.Qa4 b6 11.Qc2 0-0 12.Bd3 Re8 13.Ne2 Bb7 14.0-0 b5-/+ 15.Ndc3 Qc6 16.Nd5 Qc5 17.Ndc3 bc4-/+ 18.Bg6 fg6 19.Nd4 Rab8 20.Rab1 a6 21.Rb2 Bc3 22.Qc3 Be4 23.Rb8=+ Rb8 24.Rc1 d5 25.Ne6 Qe7 26.Ng5 h6 27.Ne4 Qe4 28.Qa3 Kh7 29.h3 c5! 30.Kh2 Rb4 31.Re1 Qc2-+ 32.Qc3 Rb2 33.Rc1 Qd2 34.Qd2 Rd2 35.e4 Ra2 36.ed5 Rd2 37.Rc4 Rd5 38.Kg3 Kg8 39.Kf3 Kf7 40.g3 Ke6 41.Rc3 a5 42.Rc4 Rd3 43.Kf2 Kd5 44.Ra4 c4 45.Ra5 Kd4 46.Ra7 c3 47.Rc7 Rd2 48.Ke1 Rh2 49.Kd1 Rh3 50.Rd7 Ke4 51.Re7 Kf3 0–1. Ling,AJ (2060) – Bjazevic,Pavao, corr ICCF WSTT/3/06/3, 2006.

10.Qa4 b6 11.Qc2 Bb7 12.Nf3 0-0 13.Bd3 b5 14.Rb1= bc4 15.Rb7 cd3 16.Qd3 Rfb8 17.Rb5 Rb5-/+ 18.Qb5 Bd2 19.Nd2 c6 20.Qd3 Qd5 21.Qd5 cd5 22.Nb3 a5 23.Ke2 a4 24.Nd4 Rb8 25.Rc1 Nf8 26.Rc5= Ne6 27.Rd5 Rb2 28.Kf3 Nd4 29.ed4 Ra2 30.Rd7 g6 31.Ra7 h6 32.g3 ½–½. Schulz,Hans_Juergen – Baer,Werner, corr TT–11 ETC, 2004.

10.Qc2 0-0 11.Nf3 b5 12.h4 (12.Ng5 c6 13.Nc3 h6-/+) 12...c6 (12...Re8 13.Kf2 h5 14.Bd3+=) 13.Nc3 (13.h5 cd5 14.hg6 fg6 15.cb5 Bb7=) 13...bc4 (13...Re8 14.Kf2 (worse is 14.cb5 Nf4 15.Rc1 Bc3 16.Qc3 Nd5-/+) 14...Bb6 15.g3=) 14.Bc4 Qe7 (14...Qc5 15.Bd3 Re8 16.Kf2=) 15.Kf1 (15.Be2!? Re8 16.g3=) 15...d5= 16.Bd3 ½–½. (239) Schellen,Anton – Matugin,Sergei (1725), RE–2010-0-00041, 2010.

10.Ne2 0-0 11.Qc2 b6 12.Ng3 Bb7 13.Ne4 Qa3 14.Bd3 c6 15.Ndc3 d5 16.cd5 cd5 17.Nb5 Qe7 18.Ned6 Qe3 19.Kd1 Qf4 20.Nb7= Rac8 21.Qb2 Rfe8 22.h3 Qg3-+ 23.N7d6 Qd3 24.Ne8 Re8 25.Nc3 Re3 26.Kc1 Rg3 27.Qb5 Qd4 28.Rf1 h6 29.Rf3 Rg2 30.Rd3 Qg1 31.Nd1 Nf4 (31...Nf4 32.Rd5 Nd5 33.Qe8 Kh7 34.Qe4 g6 35.Qd5 Kg8-+) 0–1. Rosner,Dirk (1830) – Vennemann,Bjoern (2075), internet, 2000.

10.Nf3 c6 11.Nc3 0-0 =.

8.Nf4 0-0

9.c3 Re8 10.Be2 a6 11.Nf3 b5 12.0-0=+.

9.c3 Re8 10.Be2 Ne5 11.Ngh3 c5 12.0-0 c4 13.Ng5 Bd8 14.Nf3= Nf3 15.Bf3 Rb8 16.Rb1 Bc7 17.g3 Qa6 18.Nd5 Bd6 19.Bg2 b6 20.Qg4 Re6 21.Nb4 Qa4 22.Bd5+= a5 23.Nd3 b5 24.Be6 fe6 25.Qd4 Qa3 26.Ne5 Rb7 27.Qf4 Be5 28.Qe5 d6 29.Qg5 Bd7 30.Qe7 Qc5 31.Qd8 Kf7 32.Qa5 Bc6 33.Rb2 Bf3 34.Qd8 Re7 35.h3 Qc6 36.Ra1 Ra7 37.Qg5 Ra5 38.Re1 h6 39.Qf4 Kg8 40.e4 Bh5 41.Qh4 Qe8 42.f4 Bf7 43.g4 e5 44.f5 (44.f5 Qd7 45.Re2+-) 1–0. Borrmann,Fritz – Baer,Werner, corr ETC, 2004.

9.c3 Re8 10.Ngh3 b6 11.Qc2 Bb7 12.Ng5 g6 13.Be2 Ne5 14.0-0 h6 15.Ngh3 ½–½. marekt – Klaus Behrmann, ChessWorld.net, 2004.

9.c3 Re8 10.Ngh3 Qf6 11.Bd3 Ne5 12.Bb1=+.

9.c3 Re8 10.Ngh3 Qf6 11.Nd5 Qh4 12.Nhf4= d6 13.Bb5 Bd7 14.Qa4 Bb6 15.Rb1 Rad8 16.0-0 Ne5 17.Bd7+= Nd7 18.d4 c6 19.Nb6 ab6 20.Qa7 Rb8 21.c4 Qe7 22.Rfd1 Rec8 23.Qa4 Ra8 24.Qc2 Ra3 25.Rb3 Ra4 26.a3 Rca8 27.Qd3 Qf6 ½–½. Ling,A J (2060) – Haznedaroglu,Kivanc (1990), corr ICCF WSTT/3/06/3, 2006.

9.Bd3 Nb4 10.Be2 (10.Nf3 Nd3 11.Nd3 b6 12.Nd4=+) 10...Nd5 11.Nd5 Qd5 12.Nf3=.

9.Bd3 Ne5 10.Be4 Qb4 11.Bf5 g6 12.c3=.

9.Bd3 Ne5 10.Nf3 Nd3 11.cd3 b6 12.d4=+.

9.Bd3 Ne5 10.Bf5 c6 11.c3 Qf6 12.Bb1=+.

9.Bd3 Ne5 10.Ngh3 Nd3 11.Nd3 b6 12.Nhf4=+.

9.Bd3 Ne5 10.Qh5 Nd3 11.Nd3 b6 12.Nf3 Bb7 13.Qe5 Qc6 14.c3 Rae8 15.Qf5 f6 16.Nb2 Ba6 17.Rb1 Re4 18.a4 Rfe8 19.Kd1 (19.Rd1 g6 20.Qh3 Qd5-+) 19...d5 (19...Qd6!? 20.Nd4 c5-/+) 20.Nd4+= Qd6 21.Qf3 Qa3 22.Kc2 Bc8 (22...Bc4 23.Ra1 Ba2 24.Nb5 Bb3 25.Kb1=) 23.Ra1 (23.Nb3 R4e5+=) 23...Qd6 24.Qg3 Qd7 25.Rab1 c5 26.Nb3 d4 27.f3 dc3 28.fe4 cb2 29.Rb2 Bb4 (worse is 29...Qa4 30.Ra1 Qc4 31.Kd1 Re4 32.Ke1+= (32.Na5?? Qf1 33.Kc2 Qa1-+)) 30.a5 Bb7 31.e5 c4 32.Nd4 Qa4 33.Kb1 Be4 34.Nc2 Re5 35.ab6 ab6 0–1. ETC_Chess – Blitzmich, playchess.de, 2002.

9.Bd3 Re8 10.Nge2 (10.Ngh3 Ne5 11.0-0 Nd3 12.Nd3=+; 10.Qh5 g6 11.Qg5 Ne5 12.Nh5=+) 10...Ne5 11.0-0 Nd3 12.Nd3=+.

9.Be2 a6 10.Nf3 (10.Rb1 Re8 11.Nf3 Qa3 12.c3=+) 10...Ne5 11.Ne5 Qe5 12.0-0=.

9.Be2 b6 10.Nf3 (10.c3 Bb7 11.Nf3 a6 12.Qc2=; 10.Rb1 Bb7 11.Nf3 a6 12.c3=) 10...Bb7 11.0-0 Rfe8 12.c3=.

9.Be2 Nd4 10.Bd3 Qh6 11.Ngh3 Nc6 12.c3=.

9.Be2 Ne5 10.c3 (10.Ngh3 Re8 11.c3 Qc6 12.Rb1=) 10...Re8 11.Rb1 c5 12.Ngh3=.

9.Be2 Re8 10.Nf3 (10.Rb1 Qa3 11.Qc1 Qc1 12.Rc1=+; 10.Ngh3 b6 11.c3 Bb7 12.Qc2=+) 10...Qc5 11.0-0 d6 12.d4=.

9.Be2 Qf6 10.Nf3 (10.Rb1 b6 11.Nf3 Bb7 12.c3=; 10.c3 Re8 11.Nf3 d6 12.Rb1=) 10...d6 11.0-0 Re8 12.Rb1=.

9.Nf3=+ a6 10.Bd3 b5 11.a4 b4 12.0-0=.

9.Nf3=+ b6 10.c3 Re8 11.Be2 Bb7 12.0-0=.

9.Nf3=+ b6 10.Bc4 Bb7 11.0-0 Nd8 12.d4=.

9.Nf3 b6 10.Bd3 Bb7 11.c3 Rae8 12.0-0 Ne5 13.Ne5 Re5 14.Qc2 h6 15.Rab1 Rfe8 16.Bh7 Kh8 17.d4 (Better is 17.Bf5=) 17...Rg5-+ 18.h4 Rg4 19.Qf5 Qf4 20.ef4 Rg2 21.Kh1 Rg5 22.Kh2 Rf5 23.Bf5 Bc3 24.Rfd1 g6 (24...Re2 25.Rd3 Bd2-/+ (25...Rf2?! 26.Kg3 Rg2 27.Kh3=+)) 25.Rbc1= gf5 26.Rc3 c6 27.Rb1 Kg7 28.Re3 Re4 (Better is 28...Rb8!?=) 29.Ra3 c5 30.dc5 (30...Rf4 31.cb6 Rf2 32.Kg3 Rg2 33.Kh3 ab6 34.Rg3 Rg3 35.Kg3+-) 1–0. marekt – yaserov2, ChessWorld.net, 2003.

9.Nf3=+ b6 10.Bd3 h6 11.0-0 Bb7 12.Bc4=.

9.Nf3=+ b6 10.Be2 Bb7 11.0-0 a6 12.c3=.

9.Nf3 Ne5 10.Ne5 Qe5 11.Rb1 c6 12.Qh5 Qh5=+ 13.Nh5 d5 14.Be2 Re8 15.Kd1 d4 16.Nf4 Bb6 17.Re1 g5 18.Nd3 Be6 19.a3 de3 20.fe3 Rad8 21.Rf1 Re7 22.Rf2 f5 23.Rf3 Kg7 24.h4 h6 25.hg5 hg5 26.Rf1 c5 27.Rb5 Bd7 28.Rc5 Bc5 29.Nc5 Bc8 30.Bd3 f4! 31.Rh1 fe3 32.Rh7 Kf6 33.Re7? Ke7-+ 34.de3 b6 35.Nb3 Ba6 36.Nd4 Bd3 37.cd3 Kf6 38.Ke2 Rh8 39.Nb5 a6 40.Nc3 b5 41.Ne4 Kg6 42.Nc5 a5 43.Nb3? a4 44.Nd2 Rc8 0–1. marekt – kereru, ChessWorld.net, 2003.

9.Nf3=+ Re8 10.Be2 Qc5 11.0-0 d6 12.d4=.

9.Nf3 Re8 10.Be2 Ne5 11.Ne5 Re5 12.c3 c6 13.0-0 Bc7 (13...Re8 14.Bd3 Qh6 15.Re1+=) 14.d4= Rg5 15.g3 Qh6 16.Re1 d5 17.Bf3 (17.Qb3 a5=) 17...Bd7 18.Bg2 b6 19.h4 Rf5 20.Nd3 Rf6 21.e4 de4 22.Ne5 Rd8 23.Be4 (23.Nd7 Rd7 24.Qc1 Re7 25.Qh6 Rh6 26.Re4 Re4 27.Be4 Re6+=) 23...Bc8 24.Qa4 (24.Qc1 Qc1 25.Rac1 Be5 26.de5 Rh6+=) 24...a6= 25.Rad1 (worse is 25.Nc6 b5 26.Qb4 Rc6 27.Bc6 Qc6-/+) 25...b5 26.Qb4 White gets in control 26...Re6 27.Qc5 Qf6 28.Rd3 (worse is 28.Nc6 Rde8 29.Nb4 Qd8= (worse is 29...Re4 30.Re4 Re4 31.Qc7+=)) 28...Bd6 (28...Rde8!? 29.f4 Bd6 (worse is 29...Be5 30.de5 Qe7 31.Qe7 R6e7 32.Bc6+-) 30.Qc6 R6e7=) 29.Qb6+/- Rde8 30.Rf3 (30.Bc6 Bc7 31.Qc7 Rc6+/-) 30...Qh6 31.Bf5 R6e7 32.Bc8 (32.Qc6?? Bb7 33.Qb6 Bf3-+ (33...Be5?! 34.Qh6 gh6 35.Rfe3-+)) 32...Rc8 33.Qa6 Rf8 (33...Rb8 34.Qc6 Re6 35.Qd5+-) 34.Qc6+- Qd2 35.Rfe3 (35.Qd6?! Qe1 36.Kg2 Re6+=) 35...Be5 36.Re5 Re5 37.Re5 b4 38.cb4 Qd4 39.Re4 (39.Re4 Qa1 40.Kg2 Qa2 41.Re8+-) 1–0. Woelfelschneider,Peter – Warnecke, 2009.

9.Nf3 Re8 10.Be2 Ne5 11.Ne5 Re5 12.Nd3 Re6 13.c3 c6 14.0-0 Bc7 15.f4 Qe7 16.Rb1 Rh6 17.Ne1 d5 18.Nf3 b5 19.a4 a6 20.ab5 ab5 21.Ra1 Ra1 22.Qa1 Bb7 23.Qa7 Bd6 24.Nd4 Rg6 25.Bd3 Rf6 26.g4 h6 27.h4 c5 28.Nb5 Bc6 29.g5 Re6 30.Ra1 (30.Qe7 Be7 (30...Re7?? 31.Nd6 g6 32.gh6+-) 31.Rb1 Bf8+/-) 30...hg5 31.hg5 Bb5 32.Qe7 Be7 33.Ra8 Bf8 34.Bb5 c4 (34...g6 35.Rd8 Rb6 36.Bf1+-) 35.Bd7 (35.Rd8 Rd6 36.Rd6 Bd6+-) 35...Rb6 36.Kf2 g6 37.Bh3 Rd6 38.Bg2 Kg7 39.Ra7 Rd8 40.Ra5 Rb8 (40...d4 41.ed4 Bd6 42.Kf3+-) 41.Bd5 (41.Bd5 Rd8 42.Ke2+- (42.Bc4?! Rd2 43.Kf3 Rd7+-)) 1–0. Woelfelschneider,Peter – Bremecker, 2009.

8.Nf4 a6

9.Rb1 A) 9...b6 10.Nf3 (10.c3 0-0 11.Bd3 Re8 12.Ngh3=; 10.Be2 Bb7 11.Nf3 0-0 12.0-0=) 10...0-0 11.Bc4 Bb7 12.0-0=; B) 9...b5 10.c4 (10.Bd3 Bb7 11.a4 Nb4 12.ab5=+; 10.Nf3 0-0 11.Be2 Bb7 12.a4=; 10.Be2 0-0 11.Nf3 Bb7 12.a4=) 10...b4 11.Nf3 Bb7 12.Bd3=; C) 9...Rb8 10.Be2 (10.Nf3 0-0 11.Be2 b5 12.c4=; 10.Bd3 b5 11.a4 ba4 12.Rb8=; 10.Ngh3 b6 11.c3 b5 12.Bd3=) 10...0-0 11.Nf3 Re8 12.0-0=; D) 9...0-0 10.Be2 (10.Nf3 Re8 11.Be2 Qa3 12.c3=+; 10.Bd3 Re8 11.Qh5 g6 12.Qh4=+; 10.c3 Re8 11.Be2 b5 12.Nf3=; 10.Ngh3 Re8 11.Bd3 Ne5 12.0-0=+) 10...Re8 11.c3 b5 12.Nf3=.

9.c3 0-0 10.Qc2 Re8 11.Ngh3 b5 12.Ng5=+.

9.c3 0-0 10.Bd3 Re8 11.Ngh3 Qh6 12.Qc2=.

9.c3 0-0 10.Nf3 Re8 11.Be2 b5 12.Qc2=+.

9.c3 0-0 10.Ngh3 b5 11.Bd3 h6 12.Qh5=+.

9.c3 0-0 10.Qh5 Qa3 11.Bd3 g6 12.Qd1=.

9.c3 0-0 10.Qh5 Re8 11.Bd3 h6 12.Nge2 g5 13.Bh7= Kg7 14.Nh3 Ne5 15.Bb1 Qg6 16.Nhf4 Qb6 17.Nd5?? Qc5?? 18.h4= g4 19.Be4 c6 20.Nd4 d6 21.Nf4 Bc3 22.Rc1 Nd3?? 23.Bd3= Qd4 24.0-0 Qf6 25.Rc3 Re5 26.a3 Qf4! 27.ef4 Rh5 28.Re1 Be6 29.Rb1 Ra7 30.g3 Ra5 31.Bc2 Bd5 32.Kf1 Rb5 33.Ra1 c5 34.Ke1 Ra5 35.Bd1 f5 36.Be2 b6 37.f3 gf3 38.Bf3 Bf3 39.Rf3 b5 40.Rd3 Re7 41.Kf2 Re6 42.Re1 Re1 43.Ke1 c4 44.Re3 Ra4 45.Kd1 d5 46.d4 a5 47.Re5 Ra3 48.Rd5 b4 (48...b4 49.Rf5 Rg3 50.Ra5 b3-+) 0–1. Pilz,Erhard – Melia,Ken, TT–05.56 TSC, 2002.

9.c3 b5 10.Qc2 (10.Nf3 Bb7 11.Bd3 b4 12.Rb1=; 10.a4 b4 11.cb4 Bb4 12.Nf3=+; 10.c4 bc4 11.Bc4 Ne5 12.Bd5=+; 10.Qb1 Bb7 11.Nf3 Ne7 12.Be2=+) 10...Bb7 11.Nf3 Rb8 12.Bd3=.

9.c3 b6 10.Qh5 (10.Nf3 Bb7 11.Bd3 Nd8 12.Qc2=; 10.Bc4 Ne5 11.Be2 Bb7 12.Nf3=; 10.Qc2 Bb7 11.Nf3 0-0 12.Bd3=; 10.Qg4 0-0 11.Nf3 Ne5 12.Ne5=) 10...Bb7 11.Nf3 b5 12.Ng5=.

9.c3 Rb8 10.Qc2 (10.Nf3 b5 11.Bd3 Bb7 12.Be4=) 10...b5 11.Nf3 Bb7 12.Bd3=.

9.c3 Ne5 10.Qc2 (10.Qb3 b5 11.d4 Ng6 12.Ng6=+; 10.Qa4 b5 11.Qe4 Rb8 12.Nf3=; 10.Nf3 0-0 11.Ne5 Qe5 12.Bd3=; 10.Qh5 0-0 11.Nf3 Re8 12.Ne5=) 10...0-0 11.d4 Qc6 12.Rc1=.

9.Bc4 A) 9...0-0 10.Nf3 (10.Bd5 Ne5 11.c3 g5 12.Nh5=+; 10.Bd3 Re8 11.Qh5 h6 12.Nge2=+) 10...b5 11.Bd5 Rb8 12.a4=; B) 9...b5 10.Bd5 (10.Bb3 Bb7 11.Nf3 0-0 12.0-0=+) 10...0-0 11.Nf3 Rb8 12.a4=; C) 9...b6 10.Bd5 (10.c3 Ne5 11.Be2 Bb7 12.Nf3=; 10.Rb1 Ne5 11.Be2 g5 12.Nh5=+; 10.Nf3 Bb7 11.0-0 0-0 12.d4=) 10...Bb7 11.Nf3 0-0 12.0-0=; D4) 9...Ne5 10.Bd5 (10.Be2 0-0 11.c3 Re8 12.Qc2=+; 10.Bd3 0-0 11.Ngh3 Nd3 12.Nd3=+) 10...0-0 11.c3 g5 12.Nh5=+.

9.Bd3 A) 9...0-0 10.Nf3 (10.Qh5 g6 11.Qd5 Qd5 12.Nd5=; 10.c3 Re8 11.Ngh3 h6 12.Qc2=+) 10...Re8 11.0-0 Nb4 12.Be2=; B) 9...b5 10.Nf3 (10.a4 0-0 11.ab5 ab5 12.Nf3=; 10.Rb1 Bb7 11.a4 Nb4 12.ab5=+; 10.Ngh3 Bb7 11.Be4 Qe5 12.Bd5=+) 10...Bb7 11.0-0 0-0 12.c3=; C) 9...b6 10.Nf3 (10.Qh5 Bb7 11.Nf3 Nb4 12.0-0=+; 10.Ngh3 Bb7 11.c3 Ne5 12.Bc2=+; 10.Qg4 Qf6 11.Rb1 Ne5 12.Qf5=+; 10.Qf3 Bb7 11.Qe4 Kf8 12.Nf3=+) 10...Bb7 11.c3 Nd8 12.Qb1=.

9.Nd3 A) 9...b5 10.a4 (10.Nf3 0-0 11.a4 Bb7 12.ab5=+; 10.Be2 0-0 11.a4 Bb7 12.Nf3=+; 10.Qh5 Nb4 11.Nb4 Bb4 12.c3=+; 10.Rb1 0-0 11.a4 ba4 12.Nf3=+) 10...0-0 11.Nf3 b4 12.Be2=+; B) 9...0-0 10.Nf3 (10.Qh5 b6 11.Nf3 Bb7 12.Rb1=+; 10.Be2 Re8 11.Nf3 b6 12.0-0=+; 10.Qg4 Qf6 11.Rb1 d6 12.Qf4=+) 10...b6 11.c3 Bb7 12.Be2=+; C) 9...b6 10.Be2 (10.Nf3 Bb7 11.Be2 0-0 12.c3=+; 10.Qh5 Bb7 11.Nf3 0-0 12.Rb1=+; 10.c3 Bb7 11.Be2 0-0 12.Nf3=+; 10.Qg4 0-0 11.Nf3 Qf6 12.Rb1=+) 10...Bb7 11.Nf3 0-0 12.c3=+.

9.Be2 A) 9...b6 10.c3 (10.Rb1 Bb7 11.c3 0-0 12.Nf3=; 10.Nf3 0-0 11.0-0 Bb7 12.c3=; 10.a3 Bb7 11.Nf3 0-0 12.0-0=+; 10.Bc4 Ne5 11.Be2 Bb7 12.Nf3=+) 10...Bb7 11.Nf3 0-0 12.0-0=; B) 9...0-0 10.Nf3 (10.Rb1 Re8 11.c3 b5 12.Nf3=) 10...Ne5 11.Ne5 Qe5 12.0-0=.

9.Nf3 A) 9...0-0 10.Be2 (10.Bd3 b5 11.a4 b4 12.Rb1=) 10...Ne5 11.Ne5 Qe5 12.0-0=; B) 9...b6 10.c3 (10.Bd3 Bb7 11.c3 Nd8 12.Qc2=; 10.Bc4 Bb7 11.0-0 0-0 12.d4=) 10...Bb7 11.Bd3 Nd8 12.Qb1=.

9.Ngh3 A) 9...b6 10.c3 (10.Bd3 Bb7 11.c3 Ne5 12.Bc2=+; 10.Bc4 Ne5 11.Be2 Bb7 12.c3=+) 10...Bb7 11.Qc2 0-0 12.Ng5=; B) 9...0-0 10.Bd3 (10.c3 b5 11.Bd3 h6 12.Qh5=+; 10.Rb1 Re8 11.Bd3 h6 12.0-0=+) 10...Re8 11.Qh5 h6 12.Bh7=; C) 9...b5 10.a4 (10.Bd3 Bb7 11.Be4 Qe5 12.Bd5=+; 10.c4 bc4 11.Bc4 Ne5 12.Bd5=+; 10.Rb1 0-0 11.Bd3 Re8 12.Qh5=+) 10...Bb7 11.Rb1 b4 12.Qh5=.

7.Nge2 0-0

8.Rb1 Qe5 9.g3 b6 10.Bg2 Re8 =.

8.Rb1 Ne7 9.Rb3 c6 10.Nf4 d5 =+.

8.Rb1 Ne7 9.Rb3 d5 10.Nf4 c6 11.Bd3 b5 12.Qh5 Ng6 13.0-0 Re8 14.Bg6 hg6 15.Qd1 d4 (15...Bc7 16.Nce2=+) 16.Nce2 Bc7 17.Qb1 a5 18.Re1 a4 19.Rd3 de3 20.Re3 Bg4 21.h3 Bd7 22.Nd3 Re3 23.de3 Qg5 24.Nef4 c5 25.Qc1 Bc6 26.c4 Re8 27.cb5 Bb5 28.h4 Qf5 29.Qc5 Qc5 30.Nc5 Bf4 31.Rb1 Bc7 32.Rb5 Re5 33.f4 Rd5 34.Rb4 Rc5 35.Ra4 Bb6 36.Rb4 Ba5 37.Rb2 Be1 38.g4 Bh4 39.Kg2 Ra5 40.Kf3 Be7 41.Rb8 Bf8 42.Rb2 f5 43.Rc2 Kf7 44.g5 Ra3 45.Ke2 Ke6 46.Kf3 Kd5 47.Rd2 Kc6 48.Rb2 Bc5 49.Re2 Bb6 50.Rc2 Kd6 51.Re2 Kd5 52.Rd2 Kc4 53.Re2 Kd3 54.Re1 Ba5 55.Rb1 Bd2 56.Rb3 Rb3 57.ab3 Be3 58.b4 Ba7 0–1. themonkey (2115) – balmazi (2125), GameColony.com, 2002.

8.Rb1 Ne7 9.Ne4 Qh4 10.Nc5 Bb6 11.Nd3 d5 12.Nef4 c5 13.Qf3 Rd8 14.Be2 Qf6 15.0-0 c4 16.Nb4 Qd6 17.Qh5 g6 18.Qg5 Bc5 19.a3 a5 20.d4 Ba7 (< 20...ab4 21.dc5 Qc5 22.ab4+=; 20...Bb4?! 21.ab4 Nf5 22.Nh3 ab4 23.Rb2-/+) 21.Nbd5 Nd5 22.Nd5 Qd5 23.Qd5 Rd5 24.Bc4 Rd6 25.Bd3 b6 26.Rfd1 Bg4 27.Rd2 Rc8 28.c4 Rdd8 29.Kf1 h6 30.h3 Be6 31.d5 Bd7 32.e4 Rc5 33.f4 Bc8 34.Ke2 Kg7 35.Rdb2 Ba6 36.Rc2 Rdc8 37.Rd2 Bc4 38.d6 f6 39.Rbb2 Be6 40.Ba6 Rd8 41.Rd3 Bd7 42.Rd5 Rd5 43.ed5 Bf5 44.Bd3 Bd3 45.Kd3 Rd6 46.Kc4 Kf7 47.Rd2 Ke7 48.Kb5 Bb8 49.a4 f5 50.h4 Rf6 51.Rd4 Kd7 52.Rc4 Bf4?? (Better is 52...Bc7-+) 53.Rf4-/+ g5 54.Rf2 f4 55.hg5 hg5 56.Kc4 g4 57.Kd4 f3 58.gf3 Rf3 59.Rh2 Rh3 60.Rf2 Rh6 (Better is 60...Ra3!?-/+) 61.Rf7= Ke8 62.Rg7 g3 63.Ke5 Rh5 64.Kd6 Rh4 65.Rg8 Kf7 66.Rg3 Ra4 67.Kd7 Rf4 68.Rb3 a4 69.Rb6 a3 70.Ra6 Rd4 71.d6 Rd3 72.Ra8 Rc3 73.Kd8 Rh3 74.Ra7 Ke6 75.d7 Kf7 76.Ra4 Rf3 77.Ra8 ½–½. marekt – alapin, ChessWorld.net, 2003.

8.Rb1 Re8 9.Nd5 Qd6 10.Nef4 Ne5 =+.

8.Rc1 Qe5 9.f4 Qe6 10.Rb1 d5 =+.

8.Rc1 Qg5 9.g3 d5 10.Bg2 Rd8 =+.

8.Nd5 Qd6 9.Nec3 Re8 10.Rb1 Ne5 =+.

8.Nd5 Qd8 9.Rb1 Ne5 10.f4 Ng6 11.f5 Ne5 12.f6 gf6 13.Nd4 c6 (13...d6 14.Nb3 Bb6 15.d4 Ng6=+) 14.Nf4 d5 (14...Re8 15.Be2 d5 16.0-0 Bb6=+; 14...c5 15.Nb3 d6 16.Be2 c4 17.Nc1 c3 18.d4 Nc6 19.0-0 Re8 20.Nd5+=) 15.Be2 c5 16.Nb3 Bb6 17.0-0 d4 18.Qe1 Bf5 (18...de3 19.de3 Be6=) 19.Nh5 Bc2 20.Qg3 Ng6 21.Nf6 Kg7 22.Qh3 h6= (22...Rh8!? 23.Rb2 Bb3 24.Rb3 Qc8 25.Nh5 Kf8 26.Rf7 Kf7 27.Qf3 Ke8 28.Qf6+-; 22...Qf6!? 23.Rf6 Bb1 24.Rf1 Ba2 25.ed4 cd4 26.Bc4 Rac8 27.d3 Rc7 28.Nd2 unclear) ½–½. Poppe,Mia – Baer,Horst Hugo, corr ICCF MN/006, 1996.

8.Nd5 Qd8 9.Rb1 Ne5 10.f4 Ng6 11.f5 Ne7 12.Rb5 Nd5 13.Rd5-/+.

8.Nd5 Qe5 9.Nec3 Nb4 10.Nb4 Bb4 =+.

8.Nd5 Qe5 9.Nec3 Re8 10.Bc4 Bc3 11.Nc3 Qc5 12.Bd5 Nb4 13.Bb3 d6 14.Rb1 a6 15.0-0 Nc6 16.Nd5 Qa5 17.d4 Bf5 18.Qh5 Bg6 19.Qg4 Nb4?? 20.Nb4+/- Re4 21.Qd7 Rae8 22.Bd5 R4e7 23.Qe7! Re7 24.Nc6! Qc3 25.Ne7 Kf8 26.Ng6 hg6 27.Rb7 Ke7 28.h3 Qc2 29.Ra7 a5 30.Ra5 Qc3 31.Rb5 Kf6 32.Rb7 Qa5 1–0. Fritz 8 – Fritz 5.32, 2004.

7.Nge2 d6

8.a3 0-0 9.Rb1 Ne5 10.Ne4 Qe7-/+.

8.a3 Be6 9.Rb1 Rb8 10.Ne4 Qe7=+.

8.Rb1 0-0 9.Nd5 Qh4 10.Nef4 Re8=.

8.Rb1 Qd8 9.g3 Bg4 10.Bg2 Bc3=.

8.Nd5 Qe5 9.Nec3 Ne7 10.f4 Qe6=+.

8.Nd5 Qg5 9.Nef4 0-0 10.Rb1 Rb8=.

7.Nge2 Qf5

8.Rb1 0-0 9.Rb5 Qf6 10.Nd5 Qd8=.

8.Qb1 0-0 9.Ng3 Qe5 10.f4 Qe6=+.

8.Rb1 d6 9.Rb5 Qd7 10.Nd5 a6=+.

8.Qb1 d6 9.Ng3 Qe5 10.f4 Qe6=+.

8.Ng3 Qe5 9.Nce2 0-0 10.c3 Re8=+.

8.Ng3 Qe6 9.Nce2 0-0 10.Nf4 Qe5=.

7.Nge2 Qg5

8.Rb1 0-0 9.g3 a6 10.Bg2 Re8=.

8.Rb1 d6 9.g3 0-0 10.Bg2 a6=.

8.f4 Qf5 9.Rb1 0-0 10.Rb5 Qf6=.

8.f4 Qg6 9.Nd5 Qe6 10.Nec3 0-0=.

8.g3 0-0 9.Bg2 Re8 10.Rb1 a6=.

8.g3 d6 9.Bg2 0-0 10.Rb1 a6=.

5.e3 d6

6.Bd4 0-0 7.Qf3 Ng4 8.h3=+.

6.Bd4 Nbd7 7.Nb5 Nc5 8.Nf3=+.

6.Bf4 0-0 7.Qf3 Bc3 8.dc3 c5 9.Ne2 d5 10.Bg5 (10.Rd1 Qa5 11.Be5 Nbd7 12.Bf6 Nf6-+) 10...Nbd7 11.Qg3 Qb6 12.f3 h6! 13.Bf4 (13.Bh6 Nh5 Decoy) 13...Nh5 14.Qf2 Ndf6 15.Rd1 (15.0-0-0 Qa5 16.Kb2 Nf4 17.Nf4 Rd8-/+) 15...Re8 (15...Qa5 16.h3 Nf4 17.Nf4-/+) 16.g4 (16.h3!? Nf4 17.Nf4-/+) 16...Nf4-+ 17.Nf4 Re5 (17...d4 18.cd4 cd4 19.e4-+ (19.Rd4?? Qd4 20.Ng2 Qa1 21.Ke2 Qa2-+)) 18.Qd2 (18.Be2 Qa5 19.0-0 Qc3-+) 18...Bd7-+ 19.Kf2 (19.Bg2 Rae8 20.0-0 Re3 21.Nd5 Nd5 22.Qd5 Bc6-+) 19...Rae8 20.c4 Re3 21.Nd5 Nd5 22.cd5 Qf6 23.Qe3 Re3 24.Ke3 Qc3 25.Kf4 Qc2 26.Bd3 Qa2 (26...Qf2 27.Be4 g5 28.Ke5 Bg4 29.Kd6-+) 27.Kg3 h5 (27...Qd5?? 28.Bh7 Kh7 29.Rd5+-) 28.Bf5 Ba4 29.Rd3 (29.Ra1 h4! 30.Kh3 Qd5 31.Be4-+) 29…Bb5 (29...Bb5 30.Rdd1 Be2-+) 0–1. Scholz,Sascha (2205) – Taulien,Hans_Juergen (2350), RSX9E – A00 – Sokolsky–2, 2004.

6.Bf4 0-0 7.Nf3 Bc3 8.dc3 Nbd7 9.Bd3 Nc5 10.0-0 Bg4 (10...Nd3?! 11.cd3 Re8 12.Rb1=) 11.h3 Bh5 12.Rb1 Qd7 13.Re1 Rfe8 14.Be2 a6 15.Rb2 Rab8 16.c4 Nfe4 17.Qd5 Bg6 18.Bf1 Qe7 19.a3 h6 20.Rc1 b6 21.c3 Na4 22.Rb3 Nec5 23.Rb4 Qd7 24.Nh4 (better 24.Be2!?-/+) 24...Be4-+ 25.Qh5 a5 26.Rb5 Bh7 27.Be2 Qd8 28.Bd1 Nd3 29.Ba4 Nc1 30.Nf5 c6 (30...Qf6!? 31.Qg4 Nd3 32.Rd5 Nf4 33.Qf4-+) 31.Rb1 Nd3 32.Nd6 Bg6 (32...Nf4?! 33.Qf7 Kh8 34.Ne8 Nh3 35.gh3 Qg5 36.Kh2 Bb1 37.Qf8 Kh7 38.f4= (worse 38.Bc6 Rd8-+)) 33.Qf3 Nf4 34.Rd1 Nd3 35.Ne8 Ne5 36.Rd8 Nf3 37.gf3 Rd8 38.Bc6 Kf8 39.e4 Re8 40.Be8 Ke8 41.Kf1 Kd7 42.c5 b5 43.Ke2 Kc6 44.Kd3 Kc5 45.f4 (45.c4-+) 45...Be4! 46.Ke4 (46.Kd2 Kc4-+) 46…Kc4 0–1. Hohlstein,Walter (2080) – Taulien,Hans_Juergen (2350), RSX4D – A00 – SokStabSys–1, 2004.

6.Bf4 Bc3 7.dc3 0-0 8.Bd3=+.

6.Bf4 Nc6 7.Nge2 Nh5 8.Ne4=+.

6.Bf4 Nfd7 7.Nf3 0-0 8.Be2 Bc3 9.dc3 Qf6 10.Nd4 Nc5 11.0-0 Nbd7 12.Rb1 a6 13.c4 Re8 14.Qd2 Ne4 15.Qa5 b6 16.Qe1 Ne5 17.f3 Nc5 18.Bg3 Bd7 19.Bf2 Na4 20.f4 Ng4 21.Bf3 Rac8 22.Rb3 Qh6 23.h3 Nf6 24.Bb7 Rb8 25.Bc6 Bc6 26.Nc6 Ra8 27.Ra3 Nc5 28.Qd1 Nfe4 29.Qd5 Qf6 30.Qd4 Qf5 31.Qd5 Qd5 32.cd5 Nd2 33.Rd1 Nc4 34.Rc3 b5 35.Rd4 Re4 36.Re4 Ne4 37.Rb3 Re8 38.Nb4 Nc5 39.Rb1 Re4 40.Nd3 Na4 41.Rb3 Nab6 42.Nb4 Nd2 43.Rd3 Rb4 44.Rd2 Rb2 45.e4 Nc4 46.Re2 Ra2 47.e5 Ra1 (47...Ra1 48.Kh2 de5 49.fe5 Rd1-/+) 0–1. Korinek,Jaroslav (1720) – Vasquez,Gerardo (1645), RC–2010-0-00059, 2011.

6.Bf6 gf6 7.Nd5 c6 8.Nf4+=.

6.Bg3 0-0 7.Bc4 Bc3-/+ 8.dc3 Qe8 9.Nf3 Ne4 10.Qd3 Nd7 11.Qd4 Nb6 12.Bb3 c5 13.Qd3 Bf5 14.Qf1 d5 15.c4 dc4 16.Bc4 Qa4 17.Bb3? Qb4 18.Ke2 Rad8 19.Qg1 Nc3 (19...Nc3 20.Ke1 Na2 21.Kf1 Nc3-+; 19...Ng3?! 20.hg3 Bc2 21.Qc1 Bd3 22.Kd1 Bf1 23.Nd2 Bg2 24.Rh4-+) 0–1. Fehr,Wolfgang – Bock,S, corr we cup pr, 1994.

6.Bg3 0-0 7.Bh4 c6 (7...Be6 8.Nf3=) 8.Nf3 Re8 9.Bd3 Bc3 10.dc3 Nbd7 11.0-0 Nc5 12.c4 h6 13.Nd2 Qe7 14.Re1 g5 (14...Be6 15.Nb3=) 15.Bg3 Bg4 (15...Be6 16.e4=) 16.f3+= Be6 17.Nb3 Rad8 (17...d5 18.Nc5 Qc5 19.Be5 dc4 20.Bf6 cd3 21.cd3+=) 18.Nc5+= dc5 19.Qb1 Rd7 (19...Nh5 20.Bf2+=) 20.Be5 Nh5 (20...g4 21.Bc3+/-) 21.Bc3+/- g4 22.f4 (22.fg4!? Bg4 23.h3+/-) 22...Qh4+= Black intends g3 23.Qc1 g3 24.h3 Rde7 25.Qd2 Bc8 (25...Rd7 26.Bb2 f6 27.Qe2+=) 26.Bb2 f5 (26...Nf6 27.Qc3 Kg7 28.e4+-) 27.Qc3+/- Kh7 (27...Re3?? 28.Re3 Re3 29.Qh8 Kf7 30.Qc8 Qf4 31.Rf1+-) 28.Rad1 Ng7 (28...b6!?+=) 29.Be2+/- b6 (29...Ne6 30.Bf3+/-) 30.Bf3 Bb7 31.a4 Rf7 32.Rd6 Rd8 (32...Ree7 33.Red1+- (33.Bc6?! Bc6 34.Rc6 Rd7+/-)) 33.Red1 Rd6 34.Rd6 Qe7 35.Qd3 b5 36.ab5 cb5 37.cb5 Bf3 38.gf3 c4 39.Qd4 Qc7 40.Bc3 Qb7 41.Rd5 a6 42.b6 Re7 43.e4 fe4 44.fe4 Qc6 45.f5 Rb7 46.Rd6 Qb5 47.Kg2 Qe8 48.Kg3 Qb8 49.Kg4 (49.Kg4 h5 50.Kg5+-) 1–0. uberlebende (2090) – vulpecula (2105), gameknot.com, 2014.

6.Bg3 Bc3 7.dc3 Nbd7 8.Bd3 0-0 9.Nf3 Qe8 10.Nd4 Nc5 11.0-0 Nfe4 12.c4 f5 13.Re1 (13.Bf4 g5 14.Bg3 Bd7 15.Be4 Ne4=) 13...Rf7 (13...Bd7 14.Bf4=) 14.f3 (14.Bh4!?=) 14...Ng3+= 15.hg3 Qe5 16.Kf2 Bd7 17.Qd2 Re8 18.Rh1 Rfe7 19.Rae1 g6 20.Nb5 Bb5 21.cb5 Qd5 22.a4 (22.Qc3 Nd3 23.Qd3 Qa2+=) 22...Ne4-/+ (22...Na4? 23.Rh4 Re4 24.fe4 fe4 25.Qb4 ed3 26.Qa4+-) 23.fe4 fe4 24.Rh4 g5 25.Rh3 (25.Rh6 ed3 26.cd3 Re4-/+) 25...ed3 26.Qd3 Rf7 27.Kg1 Re5 (27...Qf5!? 28.Re2 Re4-/+) 28.g4+= Qe4 (28...Qe6 29.Rf1+=) 29.Rf1= Rf1 30.Kf1 Re7 (30...Qa4?? 31.Qh7 Kf8 32.Qh8 Kf7 33.Rh7 Ke6 34.Qg8 Kf6 35.Qf7) 31.Rf3 (31.Kf2 Qg4 32.Qd5 Kg7=) 31...Qg4+= 32.Qd5 Kg7 33.a5 a6 (33...b6!? 34.a6 h5+=) 34.Kg1+= ab5 35.Qb7 (35.Qb5 Qh4=) 35...Qe4 (35...Qb4 36.a6 g4 37.Rf1=) 36.Qb5+= g4?? (better is 36...Qe5 37.Qa4 Qe4 38.Qa1 Qe5+=) 37.Qg5 1–0. Timmermans,Mark – Lobron,Eric, 9th Batavia Chess, 2017.

6.Bf6 Qf6

7.Nd5 Qd8 8.Be2 Nd7 9.Nf3 c6 10.Nf4 d5 11.0-0 Bc7 12.d4 0-0 13.Re1 Nf6 14.h3 b5 15.Bd3 Ne4 16.c3 Re8 17.a4 a6 18.Be4 de4 19.Ne5 Bb7 20.Qh5 Qe7 21.Ng4 Bd6 22.Reb1 Rad8 23.Nh2 Qc7 24.g3 Bc8 25.ab5 cb5 26.Nd5 Qc6 27.Nf1 Bb7 28.Nf4 Be7 29.Rc1 g6 30.Qe2 g5 31.Ng2 Qh6 32.Kh2 Bc8-+ 33.g4 Ba3 34.Rd1 Bd6 35.Ng3 Re7 36.Rh1 Rc7 37.Rac1 Qf6 38.Kg1 Qf3 39.Qf3 ef3 40.Ne1 Bb7 41.Nf5 Be4 42.h4 b4 (42...b4 43.hg5 bc3=+ (43...Rc3?! 44.Rc3 bc3 45.Rh6 Bf5 46.gf5=+)). Plock,Joerg (1905) – Taulien,Hans_Juergen (2225), RSX4D – A00 – SokStabSys–1, 2004.

7.Nd5 Qd8 8.Qf3 0-0 9.Bd3 Re8 10.Bf5 Nc6 11.Ne2 Ne5 12.Qh3 Bf5 13.Qf5 c6 14.Ndf4 g6 15.Qh3 Qb6 16.c3 Qb2 17.Rd1 Qa2 18.0-0 Bd8 19.d4 Nc4 20.Ra1 Qc2 21.Rfb1 Bb6 22.Qd7 Rad8-/+ 23.Qg4 d5 24.h4 Qe4 25.Ng3 Qe7 26.h5 Qd7 27.Qg5 Ra8 28.hg6 fg6 29.Nd3 Bd8 30.Qh6 b6 31.Nb2 Nb2 32.Rb2 Bc7 33.Qh4 a5 34.e4 a4 35.e5 Bd8 36.Qf4 Rf8 37.Qe3 b5 38.Nf1 Qf5 39.Re2 Bg5 40.Qg3 h6 41.Nh2 Bf4 42.Qh4 Qd3 43.Qg4 Kg7 44.Qd7 Kh8 45.Raa2 Qc3 46.g3 Bg5 47.Kg2 b4 48.Rac2 Qd4 49.f4 b3 50.Rcd2 Qa7 51.Qc6 a3 52.fg5 a2 53.Rd1 a1Q (53...a1Q 54.Ra1 Qa1 55.Qg6 Qa6 56.Qa6 Ra6-+; 53...b2 54.Rb2 a1Q 55.Ra1 Qa1 56.Re2-+) 0–1. Tschoepe,Frank – Dressel,Robert, T 4–37 ETC, 2003.

7.Nd5 Qe5 8.Nf4 Bg4 9.Be2 Be2 10.Nge2 Nd7 11.0-0 0-0 12.d4 Qg5 13.Qd3 Bb6 14.Ng3 Rad8 15.c3 Qa5 16.Rfb1 Rfe8 17.a4 Nf6 18.Nf5 Ne4=+ 19.Ng3 Nc3 20.Rb3+/- g5 21.Nfh5 Nd5 22.Qf5 Kh8?? 23.Rb5 Qc3 24.Rf1 c5 25.Qf7 Rg8 26.Qd5 cd4 27.Ne4 Qc6 28.a5 Qd5 29.Rd5 Bc7 30.Ng5 (30.Ng5 Rdf8 31.Ne6+-) 1–0. Woschkat,Karl_Heinz – Schreiber, corr HNA, 1989.

7.Nd5 Qf5 8.c4 c6 9.Nf4 Nd7 10.Nf3 Nc5 11.Be2 Ne6 12.Ne6 fe6 13.Qa4 Bc7 14.0-0 e5 15.d4 0-0 16.Rac1 Bd7 17.Qb3 e4 18.Nd2 Ba5 19.Rcd1 Qg6 20.f3 Bh3 21.Rf2 Bd2 22.Rd2 Rf7 23.c5 d5 24.f4 Bg4 25.Bg4 ½–½. Boehnke,Hartmut – Gohla,Ulf (1875), VM2001 (VR Gr.1), 2001.

7.Nd5 Qf5 8.Nf4 0-0 9.Bd3 Qc5 10.Rb1 Nc6 11.Nf3 Nb4 12.0-0 Re8 13.Be2 Qc2-/+ 14.Qc2 Nc2 15.Rb5 b6 16.Rb2 Nb4 17.a3 Nc6 18.Nd5 Rb8 19.Rc1 Bb7 20.Rbc2 Nd4 21.Nd4 Bd5 22.Bb5 c5 23.Be8 Re8 24.Nb5 Re7 25.Nd6 Rd7 26.Nc4 Bc4+= 27.Rc4 Rd2 28.Rd4 f5 29.Rd2+/- Bd2 30.Rd1 Bc3 31.Rd7 a6 32.Ra7 a5 33.Rb7 Bb2 34.a4 c4 35.Rb6 c3 36.Rc6 (36.Rc6 Kf7 37.Rc5+-) 1–0. Ritter,Fredi – Schulz,Hans_Juergen, TT–05 TSC, 2003.

7.Nge2 0-0 8.Rb1 c6 9.g3 Nd7 10.Bg2 Ne5 11.0-0 Qh6 12.f3 Nc4 13.Qc1 Re8 14.f4 d5 15.e4 de4 16.Be4 Bg4 17.Bf3 Bf3 18.Rf3 Qh5 19.Kg2 Rad8 20.d3 Nd6 21.Rb3 (better is 21.Qf1!?-+) 21...b5 22.Re3?! (22.Qa3 Bb6 23.h3-+) 22...b4 23.Ne4 Ne4 (better is 23...Bb6 24.f5 a5-+) 24.de4 Bb6 25.Rf3?? (better is 25.Rb4 Be3 26.Qe3-+) 25...Re4 26.Ng1 (26.Rbe3 Re3 27.Re3 Qd5 28.Kh3 Be3 29.Qe3 Qa2 30.Nd4-+) 26...Bg1 27.Kg1 Rde8 (better is 27...Re2 28.Rf2 Rde8-+) 28.Rbe3 Qc5 29.Kf2 Kf8 30.Qd2 Re3 31.Re3 Qe3 32.Qe3 Re3 33.Ke3 Ke7 34.Kd4 Kd6 35.Kc4 a5 36.Kd4 c5 37.Kc4 Kc6 38.g4 (38.c3 f5-+) 38...g6 39.g5 a4 40.h3 Kd6 (better is 40...Kb6-+) 41.Kb5+= a3 42.Kc4 Kc6 43.c3?? (better is 43.h4+=) 43...bc3-+ 44.Kc3 Kd5 45.Kb3 (45.Kd3 c4 46.Ke3 Ke6-+) 45...Kd4 46.Ka3 (46.Kc2 Ke3 47.h4 Kf4 48.Kb3-+) 46...Kc3 47.Ka4 c4 48.Kb5 Kd3 49.a4 c3 50.a5 c2 51.a6 c1Q 52.a7 Qc8 53.Kb6 0–1. Koerner,Helmut (1860) – Janse,Alexander (1880), Lichtenberger Sommer, 2015.

7.Nd5 Qh6

8.c3 c6 9.Qa4 Bd8 10.Qe4 Qe6 11.Qe6 fe6 12.Nb4 e5 13.d4 Be6 14.Nf3 Nd7 15.a3 0-0 16.de5 de5 17.Nd3 (17.Rd1!?=+) 17...e4-/+ 18.Nd4 Ba5 (18...ed3?! 19.Ne6 d2 20.Ke2=+) 19.Rc1 ed3 20.Ne6 d2! 21.Kd2 Rf2 22.Kd1 Ne5 23.Be2 Bb6 24.Rf1 Rg2 25.Rf5 Nf7 26.Bc4 Rg1 (26...Rh2 27.Nd4 Rf8 28.Ne6=) 27.Rf1 Rf1 28.Bf1 Be3 29.Rb1 Nd6 30.Kc2 Re8 31.Bh3 Re7 32.Kd3 Bh6 33.a4 Rf7 34.Rf1 Rf1 35.Bf1 Kf7 36.Nd4 Bf4 37.h3 Kf6 38.Nb3 Nf7 39.Bg2 Ke7 40.a5 Nd8 41.Nd4 Be5 42.Be4 Bd4 43.cd4 g6 0–1. marekt – bbush60854, ChessWorld.net, 2003.

8.c4 c6+= 9.Qa4 Bd8 10.Nf4 0-0 11.d4 (11.Nf3 Na6+=) 11...Re8 12.Be2 g5 13.Nd3 g4 14.g3 Bf5 15.h3 Nd7 (15...gh3?! 16.Qa3 c5 17.g4-/+) 16.Rd1 Nb6 (16...Nf6 17.Nf4 Ne4 18.Bd3-/+) 17.Qb4 (17.Qb3 Bc7-+ (17...gh3?! 18.g4 Be6 19.Rh3=)) 17...a5 (17...gh3?! 18.g4 Be6 19.Rh3=) 18.Qc3 Re3 (18...Be4 19.Rh2 Bf5-/+) 19.fe3-/+ Qe3 20.hg4 Be4 21.Rh5 d5 22.Nh3 Nc4 (better is 22...Qg3 23.Nhf2 Nc4-+) 23.Qc1?? (better is 23.Nhf2=) 23...Qg3-+ (23...Qd4? 24.Ne5 Qe3 25.Nc4 Qg3 26.Nf2+-) 24.Ndf2 Be7 25.Rd3?? (25.Bc4 Bb4 26.Rd2 dc4 27.Qc4 Qe3 28.Kf1 Qd2 29.Ne4 Qe1 30.Kg2 Qe4 31.Kf1 Qe1 32.Kg2 Qd2 33.Nf2-+) 25...Bb4 (worse is 25...Bd3 26.Bd3 Bb4 27.Kd1-+) 26.Kd1 Bd3 27.Bd3 Bd2 28.Qb1 Re8 29.Be2 h6 30.Bc4 Re1 31.Kd2 Rb1 32.Bd3 Rb2 33.Ke1 Ra2 34.Re5 a4 35.g5 h5 0–1. vulpecula (2115) – gambit_queen (2160), gameknot.com, 2014.

8.Be2 c6 9.Nf4 0-0 10.c3 Nd7 11.Nf3 Bc7 12.0-0 d5 13.g3 Nf6 14.d3 g5 15.Ng2 c5 16.Rc1 Re8 17.c4 dc4 18.Rc4 Bd6 19.e4 Bf8 20.Qc1 Bg4 (20...Be6 21.Rc2 g4 22.Ng5+=) 21.Ne3 (21.h4!? gh4 22.Qh6 Bh6 23.Rc5=) 21...Be6+= 22.Rc5 Bc5 23.Qc5 b6 (worse is 23...Ba2 24.Nf5 Qf8 25.Qc1+=) 24.Qb5 Ng4 (24...g4 25.Nd4 Bd7 26.Qb2+=) 25.Nf5= Qh5 (25...Qf6 26.N3d4 Ne5 27.f4 gf4 28.Rf4=) 26.N5d4 h6 27.Ne6 fe6 28.h4 Nf6 29.Qb2 Qg6= 30.hg5 hg5 31.e5 Nh7 32.Nd2 Rac8 33.Kg2 Rc7 34.Ne4 Rd8 35.Rh1 Rd5 36.Nd6 Nf8 37.Qd2 Rh7 38.Rh7 Nh7 39.d4 Ra5 40.Bd3 Qh6 41.Qc2 Nf8 42.Ne4 Kh8 43.Nf6 Ra3 44.Be4 b5? 45.Ng4 Qg7 46.Qc1 Ra2 47.Qh1 Kg8 48.Nf6 Kf7 49.Qc1 Ng6 50.Qc7 Ne7 51.Qd7 Qf8 52.Nh7 (52.Nh7 Qh6 53.d5 (53.Qb5?! a6 54.Qb3 Ra1=) 53...Rf2 54.Kf2 Qh2 55.Bg2 Qh7 56.de6 Kg7 57.Qe7 Kh6 58.Qh7 Kh7 59.e7 Kg6 60.e8Q Kg7 61.Qe7 Kh6 62.Be4 g4 63.Qf6 Kh5 64.Qh4#; 52.Qb5?! Ra1+/-) 1–0. Woelfelschneider,Peter – Lupus, 2009.

8.Nf3 c6

9.Nc3 0-0 +=.

9.c4 cd5 10.Qa4 Nd7 11.Qa5 dc4 12.Bc4 +=.

9.c4 Nd7 10.Qa4 Bd8 11.Nc3 Qg6 12.Be2 Nc5 (worse is 12...Qg2 13.Rg1 Qh3 14.Rg7+=) 13.Qa3 Nd3 14.Kf1 0-0 15.h4 h5 16.Ng5 Ne5 17.Kg1 Re8 18.Rc1 Be7 19.Qb3 a5 20.Rf1 Rb8 21.Nh3 Qh7 (21...Bh4? 22.Nf4 Qf6 23.g3+-) 22.Nf4 ½–½. aspasio – aniboc, net–chess.com, 2015.

9.Nf4 0-0 10.Be2 Nd7 11.0-0 Nf6 12.c3 Bc7 13.Rb1 d5 14.g3 Ne4 15.Nd4 Re8 16.Qc2 Bf4 17.ef4 (17.gf4?? c5 18.Nf3 Bh3-+) 17...c5 18.d3 Nc3 (worse is 18...cd4 19.de4 de4 20.cd4=) 19.Qc3 cd4 20.Qd2 Qa6 21.Bf3 Bf5 22.Bd5 Qd3 23.Qb4 Rad8 24.Rbd1 Qc3 (24...Rd5 25.Rd3 Bd3 26.Qb7+=) 25.Qb7 Rf8 26.Rc1 Qa5 27.Bb3 Rd7 28.Qc6 Bh3 29.Rfe1 d3 30.Rcd1 Qd8 31.Re5 Rd6 32.Qb5 Qb6 33.Qb6 ab6 34.f3 Be6 35.Be6 fe6 36.Kf2 Rc8 37.Rd2 Rc1 38.Re1 Rc5 39.Ke3 Rcd5 40.Red1 Ra5 41.Rb2 Kf7 42.Rd3 Rd3 43.Kd3 Kf6 44.Kc4 Rc5 45.Kb4 e5 46.fe5 Ke5 47.f4 Kd6 48.Rd2 Kc6 49.Re2 Kd7 50.a4 Rd5 51.Rf2 Ke6 52.Rb2 Kd7 53.Kc3 Kc6 54.Re2 Rc5 55.Kb3 Kd7 56.Rd2 Kc7?? (better is 56...Ke6+/-) 57.Rc2+- 1–0. marekt (2215) – pawnraider (2050), gameknot.com, 2015.

9.Nf4 0-0 10.Be2 Nd7 11.c3 Bc7 12.0-0 d5 13.g3 Nf6 14.Nd4 c5 15.Nb5 Bb8 16.Qb3 Rd8 17.c4 dc4 18.Qc4 b6 (18...a6 19.Nc3 Bf4 20.ef4-/+) 19.Rad1 (19.Bf3 Ng4 20.h4-/+) 19...Bb7 20.h4 Nd7 21.d4 a6 22.Nc3 b5 23.Qb3 cd4 24.Rd4 Be5 25.Rd2 Nc5 26.Rd8 Rd8 27.Rd1 Qb6 28.Rd8 Qd8 29.Qb4 Qd6 30.Bf1 Bf4 31.Qf4 Qf4 32.ef4 (32.gf4 b4 33.Ne2 Bd5-/+) 32...b4 33.Ne2 Bd5 34.Nc1 a5 0–1. marekt – sakkozik, ChessWorld.net, 2012.

9.Nf4 0-0 10.g3 Nd7 11.Bg2 Re8 12.0-0 Ne5 13.Rb1 Rb8 14.Qe2 Bg4 15.d4 Ng6 16.Nd3 Qh5 17.Rfd1 b6 18.Nc1 c5 19.Nb3 Bc3 20.Rd3 Bb4 21.Nbd2 Bd2 22.Rd2 h6 23.h3 (23.c4!?+=) 23...Bh3-/+ 24.Qa6 Re7 25.dc5 dc5 26.Rbd1 Rbe8 27.Rd5 Qg4 28.Qd3 Bg2 29.Kg2 Nf8 30.Rd6 Nh7 31.Rh1 Qc8 32.Rh5 Re6 33.Re6 Qe6 34.Re5 Qc8 35.e4 Nf6 36.Re8 Qe8 37.e5 Nd7 38.Qe4 g5 (38...Nf8 39.a3-/+) 39.Qa4 (39.Qc6 g4 40.Nd2 Qe6 41.Qe6 fe6-/+) 39...a5 (39...Qe6!? 40.Qa7 g4 41.Qa8 Kh7 42.Nd2 Ne5 43.a4-+) 40.Qc6-/+ Qe6 41.Qe6 fe6 42.g4 Kf7 43.Kf1 b5 44.Ke2 a4 45.c3 Ke7 46.Kd3 Kd8 47.Ke4 Kc7 48.Nd2 Kc6 49.Nf3 b4 50.cb4 cb4 51.Nd4 (51.Kd4 Kb5 52.Ng1 b3 53.ab3 ab3-+) 51...Kb6-+ 52.f3 Nc5 Black plans b3 53.Ke3 Ka5 54.Nc2 (better is 54.Ne2-+) 54...b3 55.ab3 ab3 (55...Nb3?! 56.Kd3-+) 56.Na3 Kb4 57.Nb1 b2 58.Kd4 Nd7 0–1. rcm06 (2175) – forsetinn (2235), gameknot.com, 2014.

9.Nf4 Nd7 10.Be2 0-0 11.0-0 d5 12.Rb1 Bc7 13.g3 Nb6 14.Re1 Re8 15.Nd4 Bf4 16.ef4 Bd7 17.c3 c5 18.Nf3 Bf5 19.d3 c4 20.Qd2 Rac8 21.Nd4 Bd3 22.Bd3 cd3 23.Qd3 Qd6 24.Re8 Re8 25.Qb5 Qe7 26.a4 Qe4 27.Rd1 Rc8 28.a5+/- Rc3? 29.ab6+- ab6 30.Qb6 h5 31.Qd8 Kh7 32.Qd7 Rd3 33.Rd3 Qd3 34.Nf5 Qb1 35.Kg2 Qe4 36.Kh3 Qe6 37.Qe6 fe6 38.Nd4 Kh6 39.Kh4 g6 40.f3 b6 41.Ne6 b5 42.Nd4 b4 43.g4 Kg7 44.Kg5 Kf7 45.gh5 gh5 46.f5 h4 47.f6 Kf8 48.Kg6 Ke8 49.f7 Kd7 50.f8Q (50.f8Q Kc7 51.Qc5 Kb7 52.Qc6 Kb8 53.Qd7 Ka8 54.Nc6 b3 55.Qc8#) 1–0. Woelfelschneider,Peter – Winkler, 2009.

9.Nf4 Nd7 10.Be2 0-0 11.0-0 Nf6 12.Rb1 g5 13.Nd3 Ne4 14.c3 Bc7 (14...d5=) 15.Nfe1 (better is 15.Nd4!?=) 15...d5-/+ 16.f4 b5 (16...b6 17.Nc2-/+) 17.g3 (17.Nc2 a6+=) 17...Kh8 (17...Bh3 18.Ng2+=) 18.fg5 Qg5 19.Nf4 Bf5 0–1. howland (2070) – almanzor1 (2330), gameknot.com, 2014.

7.Ne4 Qe7

8.Bd3 Nc6 9.Nf3 Nb4 10.0-0 0-0 11.Nc3 Nd3 12.cd3 c6 13.Qa4 Bb6 14.Rfe1 d5 15.Rac1 Re8 16.h3 Bd7 17.e4 d4 18.Ne2 c5 19.Qb3 Qf6 20.e5 Qh6 21.Ng3 Be6 22.Qb1 Bd5 23.Ne4 Re6 24.a4 a6 25.a5 Ba7 26.Qc2 Rg6 27.Kf1 Qf4 28.Qd1 Rc6 29.Rb1 b5 30.ab6 Bb6 31.Qe2 Bd8 32.Rb7 Rcc8 33.Rbb1 a5 34.g3 (34.Ra1 Be7-/+) 34...Qh6-+ 35.h4 (35.Kg2 Be7-+) 35...a4 36.Nd6 Rc6 37.Rb5 Qe6 38.Ne4 a3 39.Nfg5 Bg5 40.Ng5 Qd7 41.Ra1 a2 42.Rb2 (42.f4 Rcc8 43.Rb6 Rcb8 44.Rb8 Rb8-+) 42...f6 (42...Re8 43.e6 Be6 44.Qh5-+) 43.ef6 gf6 44.Ne4 h6 45.g4 f5 46.Ng3 (46.gf5 Qf5 47.Ke1 Rg6-+) 46...fg4 47.Qe5 Re6 (47...Re6 48.Qf4 Rg6-+) 0-1. marekt (2230) - capablancaven (2480), gameknot.com, 2018.

8.Bd3 d5!? 9.Ng3 Nd7 +=.

8.Bd3 Nd7 9.Nf3 0-0 10.0-0 g6 11.Rb1 b6 12.c3+=.

8.Bd3 Nd7 9.Nf3 0-0 10.0-0 g6 11.Rb1 d5 12.Ng3 Nc5 13.Be2 h5 14.Qc1 h4 15.Qa3 hg3 16.hg3 Bb6 17.d4 Rd8 18.Rfd1 a5 19.dc5 Bc5 20.Qb2 Ba3 21.Qc3 c6 22.Rd4 Bb4 23.Qb2 g5 24.a4 c5 25.Rdd1 d4 26.Qc1 (26.ed4 Qe2 Pinning (26...Qe2 Deflection)) 26...Bf5 27.Bd3 Bg4 28.ed4 cd4 29.Rb4 ab4 30.Re1 Qf6 31.Re5 The pressure on g5 grows 31...Kf8 32.Rg5 Bf3 33.gf3 Rd6 (33...Qf3 34.Rf5 Qg4 35.Qh6 Qg7 36.Qb6+-) 34.Kg2 Ra4 35.Rh5 b6 (35...Re6 36.Qb2=) 36.Rh7 Ra5 37.Qb1 b3 38.Qb3 Kg8 39.Qb1 Rg5 40.Qe1 Re6 41.Qh1 b5 42.f4 Rf5 43.Bf5 Qf5 44.Rh5 Qe4 45.Kh2 Qh1 (45...Qc2?? 46.Qa8 Qc8 47.Qc8 Re8 48.Qe8 Kg7 49.Qh8 Kg6 50.Rg5) 46.Kh1 Re2 (46...d3 47.cd3 f5 48.Kg2+-) 47.Kg2+- b4 48.Rb5 Rc2 49.Rb4 Rd2 50.Kf3 Kf8 51.g4 Ke7 52.Rb7 Ke8 53.f5 f6 54.Rb1 Kf8 55.Rf1 Kg7 (55...Ke7 56.Ke4+-) 56.Ke4 Kf7 (56...Kh6 57.f4+-) 57.f3+- Kg7 58.Rg1 Kf8 59.Rc1 Kg7 60.Rc4 Rd1 61.Rd4 Re1 62.Kf4 Rb1 63.Rd7 Kf8 64.Ke4 (64.Ra7 Rb4 65.Ke3 Kg8+-) 64...Ke8 (better 64...Re1 65.Kd5 Kg8+-) 65.Rc7 Rd1 66.f4 Kd8? (66...Rg1 67.Rg7 Re1 68.Kd5 Kf8+-) 67.Rf7 Rg1 68.Rf6 (better 68.Kf3!? Rf1 69.Kg2 Rf4+-) 68...Rg4 69.Re6 (69.Re6 Kd7 70.Ke5+-) 1–0. elgin43 (2015) – forsetinn (2235), gameknot.com, 2014.

8.Bd3 Nd7 9.Nf3 0-0 10.0-0 g6 11.Rb1 f5 12.Bc4 Kg7 13.Ng3 c6 14.Be2 Bc7 15.c4 Ne5 16.d4 Nf3 17.Bf3 Kg8 18.Ne2 Bb6 19.g3 Rd8 20.a4 c5 (20...g5 21.Qd3+=) 21.Nf4 cd4 22.Bd5 Kg7 23.ed4 Rb8 (23...Re8 24.Qd2 Qd8 25.Rfe1 Re1 26.Qe1+/-) 24.Re1+- Qf6 25.Qd2 Bd4?? (better is 25...Bd7+-) 26.Ne6 Be6 27.Re6 (27.Be6? Bc3 28.Qe3 Be1 29.Re1 b6-+) 27...Bf2 (27...Bc3 28.Qc2 b6+-) 28.Kf2 Qf8 (28...Qe6 29.Be6 b6+-) 29.Qd4 Kh6 30.Qh4 Kg7 31.Rbe1 Rd7 32.Re7 Re7 33.Re7 Qe7 34.Qe7 Kh6 35.Qh4 Kg7 36.Qd4 Kh6 37.Qf4 Kg7 38.Qd6 Ra8 39.Bb7 Rf8 40.Bd5 Kh6 41.Qf8 Kg5 42.Bf3 a5 43.h4 1–0. mikleol (2225) – libelle_3 (1895), gameknot.com, 2015.

8.Bd3 Nd7 9.Nf3 0-0 10.0-0 g6 11.c3 Re8 =.

8.Bd3 Nd7 9.Nf3 0-0 10.0-0 g6 11.Ng3 h5 (11...Re8 12.c3=) 12.h3 c6 13.c4 Ne5 14.Be2 h4 15.Ne4 (15.Qa4 Bb6 16.Ne4 f5=) 15...Bf5 16.Ne5 ½–½. Benassi,Aspasio (2240) – Lobanov,Alex (2155), FICGS, 2015.

8.Bd3 Bf5 9.Nd6+/- Qd6 (9...cd6 10.Bf5 Discovered attack; 9...Qd6 10.Bf5 Discovered attack) 10.Bf5 0-0 (10...Qd5!? 11.Bg4 Nc6+/-) 11.Bh7!+- Kh7 12.Qh5 Kg8 13.Qa5 Nc6 (13...Qg6 14.Nf3 (14.Qc7 Qg2 15.0-0-0 Qh1-/+) 14...Qc2 15.0-0+-) 14.Qc3 Rfe8 15.Ne2 Rad8 16.Rb1 b6 17.d4 Ne7 18.0-0 Nd5 19.Qd3 Nb4 20.Qb3 a5 21.a3 Nd5 22.c4 Nf6 23.f3 (23.Nf4 Ng4 24.Rfc1 Nh2+-) 23...Re7 (23...a4 24.Qc3+- (24.Qa4?! Re3 25.Qc2 Qa3+/-)) 24.e4 1–0. marekt (2205) – adalbert (2220), gameknot.com, 2016.

8.Ng3 g6 9.Nf3 Nd7 10.Be2 h5 11.h4 Ne5 12.Rb1 Nf3 13.Bf3 c6 14.c4 0-0 15.Qa4 Bc7 16.Ne4 Re8 17.Rb2 Kg7 18.Qa3 Qe5 19.d4 Qa5 20.Qa5 Ba5 21.Ke2 Bc7 22.Nc3 Bb6 23.Ne4 Bc7 ½–½. Koch,Christian (2200) – Mostowik,Daniel (1905), SA–2010-0-00148, 2010.

8.Ng3 0-0

9.c3 c5 10.N1e2 (10.Bd3 Nc6 (10...Nd7 11.Rb1 Ne5 12.Be4 f5=; 10...Re8 11.Qc2 h6 12.Bh7 Kh8=; 10...Be6 11.Qc2 g6 12.Nf3 Nc6=) 11.Qc2 g6 12.Be4 Be6=+; 10.Qh5 g6 (10...Nc6 11.Nf3 Rd8 12.Bd3 g6=; 10...Nd7 11.Nf3 Ne5 12.Ne5 de5=; 10...Be6 11.Nf3 f5 12.Be2 Nc6=; 10...Rd8 11.Nf3 d5 12.Be2 Bc7=+) 11.Qh6 d5 12.Nf3 Bc7=+; 10.Nf3 Nd7 (10...d5 11.Bd3 Nd7 12.0-0 Bc7=+; 10...Be6 11.Bd3 c4 12.Qa4 Qc7=; 10...Nc6 11.Bd3 d5 12.Qc2 h6=; 10...Bc7 11.Bc4 Nd7 12.Qc2 Nf6=+) 11.Be2 d5 12.0-0 Re8=+; 10.Rb1 Be6 (10...Nc6 11.Bd3 Ne5 12.Be4 d5=; 10...Nd7 11.Bd3 Ne5 12.Be4 d5=; 10...d5 11.Qh5 Rd8 12.Nf3 Bc7=+; 10...Rd8 11.Bd3 d5 12.Qc2 h6=) 11.Bd3 Nc6 12.Qc2 g6=+; 10.Bc4 Nd7 (10...Nc6 11.Nf3 Bg4 12.h3 Be6=+; 10...Be6 11.Be6 fe6 12.Nf3 Nc6=+; 10...Qd8 11.Qb3 Nc6 12.Nf3 Bb6=; 10...Bc7 11.Nf3 Nd7 12.Qc2 Nb6=+) 11.Nf3 Nb6 12.Bd3 c4=+; 10.Qc2 Nd7 (10...d5 11.Bd3 g6 12.Nf3 c4=; 10...Nc6 11.Bd3 g6 12.Nf3 Be6=; 10...Re8 11.Bd3 h6 12.Bh7 Kh8=; 10...Be6 11.Bd3 g6 12.Nf3 Nc6=) 11.Nf3 d5 12.d4 Nf6=+) 10...d5 (10...Nc6 11.Nf4 Ne5 12.Nd5 Qh4=; 10...Nd7 11.Nf4 Ne5 12.Rb1 b6=; 10...Be6 11.Nf4 Nc6 12.Bb5 d5=; 10...Re8 11.Nf4 Nc6 12.Bc4 Qh4=+) 11.Nf4 Rd8 (11...Qg5 12.Qh5 Qh5=+) 12.Qb3 (12.Qh5 d4=+) 12...Qd6 (12...Qe5=+) 13.Be2 c4 14.Qc2 Na6 15.0-0 Nc5 16.Bf3 Qe5 17.Rfd1 Be6 18.Qb2 g5 19.Ne6 fe6 20.Qa3 Bb6 21.Rf1 Rf8 22.Rab1 Rf3 (22...Rad8 23.Be2=+) 23.gf3 Rc8 (23...Rf8 24.Rb5 Qc7 25.Kg2=+) 24.d4 (24.Ne2!?=) 24...cd3=+ 25.Qb4 ½–½. Benassi,Aspasio (2140) – Nichols,Scott (2270), RM–2012–0-00106, 2012.

9.c3 c6 10.Be2 Bd7 11.Rb1 Bb6 12.Nf3 Be6 13.Qc2 ½-½. jon_lord (2210) - ajnm (2390), League division A2, gameknot.com, 2022.

9.c3 Nc6 A) 10.Qc2 Be6 (10...Re8 11.Bd3 h6 12.Be4 Ne5=; 10...h6 11.Nf3 Be6 12.Rb1 Rab8=; 10...Rb8 11.Bd3 g6 12.Nf3 Be6=) 11.Nf3 f5 12.Bd3 g6=; B) 10.Bb5 Ne5 (10...Rb8 11.Qa4 Bb6 12.Bc6 bc6=; 10...Bd7 11.Qh5 Bb6 12.Nf3 g6=; 10...Bb6 11.d4 Re8 12.Nf3 a6=) 11.Nf3 c6 12.Ne5 de5=+; C) 10.Nf3 Ne5 (10...Bg4 11.Qa4 Bd7 12.Bb5 Bb6=+; 10...Rd8 11.Qc2 Ne5 12.Be2 c5=+; 10...Rb8 11.Bd3 Ne5 12.Ne5 de5=; 10...a6 11.Bd3 Ne5 12.Ne5 de5=) 11.Ne5 de5 12.Bc4 c6=+; D) 10.Qh5 g6 (10...Ne5 11.Be2 Re8 12.f4 g6=; 10...Be6 11.Nh3 Bd7 12.Bd3 g6=; 10...a6 11.Nf3 b5 12.Bd3 g6=; 10...Rd8 11.Be2 Qe5 12.Nf3 Qh5=) 11.Qh6 Ne5 12.Be2 Re8=; E) 10.Bd3 Ne5 11.Bc2 Re8 12.N1e2 c5=+; F) 10.Rb1 Rb8 (10...Be6 11.Qc2 Rab8 12.Bd3 g6=; 10...Ne5 11.Qc2 c5 12.f4 Ng6=; 10...Re8 11.Nf3 Ne5 12.Ne5 de5=; 10...Bb6 11.d4 Ba5 12.Qd2 d5=) 11.Qc2 Be6 12.Bd3 g6=.

9.c3 d5 10.Rb1 c6 (10...c5 11.Qh5 Rd8 12.Nf3 Bc7=+; 10...Rd8 11.Nf3 c5 12.Bd3 Nd7=+; 10...Bb6 11.Nf3 f5 12.Be2 c5=; 10...b6 11.Bd3 c5 12.Qc2 h6=) 11.Bd3 Nd7 12.Nf3 Bc7=+.

9.c3 d5 10.Qc2 Nd7 (10...c5 11.Bd3 h6 12.Rb1 Nc6=; 10...Re8 11.Bd3 h6 12.Bf5 Nd7=) 11.Nf3 c5 12.Bd3 Nf6=+.

9.c3 d5 10.Bd3 c5 11.Nf3 g6 12.0-0 Rd8 13.Qa4 Bc7 14.c4 dc4 15.Bc4 Nc6 16.Rac1 a6 17.d4 cd4 18.Nd4 Nd4 19.ed4 Bf4 (19...Rd4? 20.Bf7 Qf7 21.Qd4+-) 20.Rb1 (20.Rce1 Qc7=+) 20...Rb8 (20...Rd4 21.Bf7 Qf7 22.Qd4+-) 21.Rfe1 Qc7 22.Bb3 b5 23.Qb4 a5 24.Qe7 Kg7 25.Qh4 (25.Qc7 Bc7 26.Re7 Rd7-/+) 25...h6 26.Re7 Rd7 27.Rd7 Bd7 28.Qe7 Be8 29.Qc7 Bc7 30.h4 Rd8 31.Ne2 Bd6 32.f3 a4 33.Bc2 Rc8 34.Bd3 b4 35.h5 Bd7 36.hg6 Be6 37.Ra1 a3 (37...fg6 38.Kf2-/+) 38.Bb1? (better 38.gf7 b3 39.ab3 Bb3 40.Kf2=+) 38...fg6-+ 39.Kf2 h5 40.Ke3 h4 (better 40...g5-+) 41.Kd3? (better 41.Be4-/+) 41...Bc4-+ 42.Kd2 Be2 43.Ke2 (43.Bg6 Kg6 44.Ke2 Rc2 45.Kd3 Rg2-+) 43...Rc1 44.Kd2 (44.f4 Bf4 45.Kd3 Re1-+) 44...Bf4 45.Ke2 Rh1 46.Kd3 Rg1 47.Kc4 (47.Ke2 Rg2 48.Kf1 h3-+) 47...Bd2 48.f4 (48.Kb3 Bc3 49.Bg6 Ba1-+) 48...Bc3 49.d5 Ba1 50.Be4 Rd1 51.Kb3 (51.Bc2 Rd2 52.Bb1 Rg2-+) 51…Bc3 0–1. rkolanek1 (2145) – forsetinn (2220), gameknot.com, 2014.

9.c3 d5 10.Bd3 Nd7 11.Rb1 Ne5 12.Qc2 Nd3=+.

9.c3 d5 10.Qf3 c6 (10...Rd8 11.Qh5 c5 12.Nf3 Bc7=+; 10...Be6 11.Rb1 Bb6 12.Nh5 Nd7=+) 11.N1e2 Nd7 12.Nf5 Qf6=+.

9.c3 d5 10.Nf3 Nd7 (10...c5 11.Bd3 Nd7 12.0-0 Bc7=+; 10...Re8 11.Bd3 Nd7 12.0-0 Nc5=+; 10...c6 11.Bd3 Nd7 12.Qc2 Nf6=+; 10...Bb6 11.d4 c5 12.Bd3 c4=+) 11.Be2 c5 12.0-0 Bc7=+.

9.c3 d5 10.Qh5 c6 (10...Be6 11.Nf3 Nd7 12.Ng5 Nf6=; 10...Rd8 11.Nf3 c5 12.Be2 Bc7=+) 11.Nf3 Nd7 12.Bd3 g6=+.

9.c3 Nd7 A) 10.Be2 c5 (10...Ne5 11.Nf3 Nf3 12.Bf3 c6=+; 10...c6 11.Nf3 Ne5 12.Nd4 Bb6=+; 10...Nc5 11.Nf3 Be6 12.0-0 c6=; 10...Re8 11.Nf3 d5 12.Qa4 Bb6=+) 11.Nf3 d5 12.0-0 Re8=+; B) 10.Rb1 c6 (10...Nf6 11.Nf3 Re8 12.Qa4 Bb6=+; 10...Ne5 11.Qc2 c5 12.f4 Ng6=; 10...c5 11.Bd3 Ne5 12.Be4 f5=; 10...Re8 11.Nf3 c6 12.Bd3 Nc5=+) 11.Nf3 Ne5 12.Ne5 de5=+; C) 10.Nf3 d5 (10...c5 11.Bd3 d5 12.0-0 Bc7=+; 10...Ne5 11.Ne5 de5 12.Bc4 c6=+; 10...c6 11.Qc2 Ne5 12.Ne5 de5=; 10...Nc5 11.Be2 Be6 12.0-0 c6=) 11.Be2 c5 12.0-0 Re8=+; D) 10.Qc2 d5 (10...c5 11.Nf3 d5 12.Bd3 Nf6=+; 10...Re8 11.Nf3 d5 12.Bd3 Nf6=+; 10...Nf6 11.Nf3 Be6 12.Rb1 c5=+; 10...c6 11.Bd3 Nf6 12.Nf3 Bc7=+) 11.Nf3 c5 12.Bd3 Nf6=+; E) 10.Qh5 Qe5 (10...Ne5 11.Be2 Re8 12.f4 g6=; 10...c5 11.Nf3 Nf6 12.Qg5 Bd8=+) 11.Nf3 Qh5 12.Nh5 Re8=+; F) 10.Qa4 Bb6 11.d4 Nf6 12.Bd3 c5=+.

9.c3 Rd8 A) 10.Qh5 d5 (10...Nc6 11.Be2 Qe5 12.Nf3 Qh5=; 10...c5 11.Be2 Qe5 12.Qh4 Re8=) 11.Nf3 c5 12.Be2 Bc7=+; B) 10.Nf3 c5 (10...Nc6 11.Qc2 Ne5 12.Nd4 d5=; 10...d5 11.Bd3 Nd7 12.Qc2 Nf6=+) 11.Bd3 d5 12.Bf5 Bf5=+; C) 10.Rb1 Nd7 (10...c5 11.Bd3 d5 12.Qc2 g6=; 10...d5 11.Bd3 Nd7 12.Rb5 Bb6=) 11.Nf3 c5 12.Qc2 Ne5=+; D) 10.Qc2 Nd7 (10...d5 11.Bd3 h6 12.Bh7 Kh8=; 10...c5 11.Bd3 h6 12.Rb1 Nd7=; 10...h6 11.Rb1 c5 12.Nf3 Nc6=) 11.Nf3 Ne5 12.Ne5 de5=+; E) 10.Bd3 d5 (10...Nc6 11.Qc2 g6 12.Nf3 Ne5=; 10...Bb6 11.Nf3 Nd7 12.Bf5 g6=; 10...c5 11.Nf3 d5 12.0-0 Bc7=) 11.Nf3 Nd7 12.Qb1 Nf6=.

9.c3 Be6 A) 10.N1e2 Nd7 (10...c6 11.Nd4 c5 12.Ne6 fe6=; 10...Nc6 11.Nf4 a6 12.Bd3 Ne5=; 10...d5 11.Rb1 Nd7 12.Nf4 Bb6=; 10...Na6 11.Nd4 Nc5 12.Ne6 fe6=) 11.Nd4 d5 12.Rb1 Bb6=+; B) 10.Bd3 Bb6 11.Bf5 Nd7 12.Nf3 Bd5=+; C) 10.Nf3 Nd7 (10...Re8 11.Bd3 Bb6 12.0-0 Nd7=; 10...c5 11.Bd3 c4 12.Qa4 Qc7=; 10...Bd5 11.Qb1 Bb6 12.Bd3 Bf3=; 10...Nc6 11.Bd3 Bb6 12.Qc2 g6=) 11.Nd4 d5 12.Rb1 Bb6=+; D) 10.Qf3 d5 (10...c5 11.N1e2 Nc6 12.Nf4 Rad8=+; 10...c6 11.N1e2 b5 12.Nf4 d5=+; 10...Nc6 11.Bb5 Rab8 12.Bc6 bc6=) 11.Rb1 Bb6 12.Nh5 Nd7=+; E) 10.Nh3 d5 (10...Bh3 11.gh3 Nc6 12.Rg1 Qe5=; 10...Nc6 11.Nf4 Rab8 12.Qc2 Bg4=; 10...Nd7 11.Nf4 Nc5 12.Ne6 fe6=; 10...Bb6 11.Nf4 d5 12.Rb1 Nd7=) 11.Bd3 Nd7 12.Qb1 Bh3=+; F) 10.Qh5 d5 (10...c5 11.Nf3 f5 12.Be2 Nc6=; 10...Nc6 11.Nh3 Bd7 12.Bd3 g6=) 11.Nf3 Nd7 12.Ng5 Nf6=.

9.c3 Re8 A) 10.Qh5 Qe5 11.Qe5 de5 12.Nf3 Nd7=+; B) 10.Rb1 Nd7 (10...Nc6 11.Nf3 Ne5 12.Ne5 de5=; 10...c6 11.Bd3 b5 12.Qc2 g6=; 10...b6 11.Bd3 Bb7 12.Qg4 Nc6=; 10...a6 11.Bd3 b5 12.Nf3 d5=) 11.Nf3 c6 12.Be2 Ne5=+; C) 10.Nf3 d5 (10...Nd7 11.Qa4 Bb6 12.d4 Nf6=+; 10...Be6 11.Bd3 Bb6 12.0-0 Nd7=; 10...Nc6 11.Bd3 Bb6 12.Qc2 g6=; 10...c6 11.Bd3 Nd7 12.0-0 d5=+) 11.Bd3 Nd7 12.0-0 Nc5=+; D) 10.Qc2 Nd7 (10...Be6 11.Bd3 g6 12.Nf3 Bd5=; 10...Nc6 11.Bd3 h6 12.Nf3 Be6=; 10...d5 11.Bd3 h6 12.Bf5 Nd7=; 10...c6 11.Bd3 g6 12.Nf3 d5=) 11.Nf3 Nf6 12.Rb1 c6=+; E) 10.Bd3 Nc6 (10...Bb6 11.Qc2 g6 12.Nf3 Be6=; 10...c5 11.Qc2 h6 12.Bh7 Kh8=; 10...g6 11.Nf3 Be6 12.Nd4 Bd5=) 11.Be4 Ne5 12.Qa4 Bb6=.

9.Bd3 A) 9...Bb6 A1) 10.Nf3 d5 (10...Re8 11.0-0 Be6 12.Bf5 Bf5=; 10...Be6 11.0-0 Nc6 12.Bf5 Qf6=; 10...Nc6 11.0-0 Be6 12.Bb5 a6=; 10...c6 11.0-0 Re8 12.c4 Nd7=) 11.0-0 Be6 12.c3 Nd7=; A2) 10.Bf5 Be6 (10...Bf5 11.Nf5 Qf6 12.Ng3 Nc6=+) 11.Be6 fe6 12.Nf3 c5=+; A3) 10.Nh3 Qh4 (10...Re8 11.0-0 Nc6 12.Qh5 g6=; 10...Nd7 11.0-0 Re8 12.Bf5 Qh4=; 10...Qe5 11.Nf4 Bg4 12.Be2 Bd7=; 10...Bd4 11.Rb1 Bf6 12.0-0 g6=) 11.Qf3 Bh3 12.gh3 Nc6=+; A4) 10.Qf3 Nc6 (10...Nd7 11.Qe4 Qe4 12.Be4 Re8=+) 11.Qe4 Qe4 12.Be4 Ne7=+; A5) 10.c3 Be6 (10...Nd7 11.Nf3 Ne5 12.Ne5 de5=; 10...Nc6 11.Qc2 h6 12.Nf3 Be6=) 11.Qc2 g6 12.Nf3 f5=+; A6) 10.N1e2 Be6 (10...Re8 11.0-0 Qg5 12.c4 Nd7=; 10...Nc6 11.Be4 Bg4 12.0-0 Rfe8=; 10...Qh4 11.0-0 Nc6 12.Bf5 Re8=; 10...Qg5 11.c3 Re8 12.Qc2 Qh4=) 11.Nf4 Nd7 12.0-0 Qg5=; B) 9...c5 B1) 10.c3 Nd7 (10...Nc6 11.Qc2 g6 12.Be4 Qd7=+; 10...Re8 11.Qc2 h6 12.Bh7 Kh8=; 10...Be6 11.Qc2 g6 12.Nf3 Nc6=) 11.N1e2 Ne5 12.Bc2 d5=+; B2) 10.Rb1 Nc6 (10...Nd7 11.Nf3 d5 12.0-0 Bc7=+; 10...Re8 11.c3 Nc6 12.Qc2 h6=; 10...Rd8 11.Nf3 Nc6 12.c3 Ne5=+; 10...Be6 11.c3 Nc6 12.Qc2 g6=+) 11.Be4 Be6 12.Nh3 Rfd8=+; B3) 10.Be4 Nd7 11.Nf3 Nf6 12.Bf5 Bf5=+; B4) 10.N1e2 d5 (10...Nc6 11.Be4 Re8 12.0-0 Qh4=; 10...Re8 11.Nf4 Nc6 12.0-0 Qh4=; 10...Nd7 11.0-0 d5 12.Bf5 Nf6=) 11.Nf4 Qg5 12.Rb1 Nc6=+; B5) 10.Qb1 d5 (10...Nc6 11.c3 g6 12.Nf3 d5=+; 10...h6 11.Nf3 d5 12.0-0 Nc6=+; 10...Nd7 11.Nf3 Nf6 12.Qb5 b6=+; 10...Re8 11.Nf3 Be6 12.0-0 g6=) 11.c4 dc4 12.Bh7 Kh8 13.Bc2=+; B6) 10.Nf3 d5 (10...Be6 11.0-0 Nc6 12.c3 c4=+; 10...Re8 11.c3 d5 12.Qc2 h6=; 10...Nc6 11.c3 d5 12.Qc2 h6=; 10...Nd7 11.0-0 d5 12.Rb1 Bc7=+) 11.Qb1 c4 12.Bf5 Be6=+; C) 9...Nc6 C1) 10.c3 Ne5 11.Be4 d5 12.Bc2 c5=+; C2) 10.Rb1 Rb8 (10...Bb6 11.c3 Ne5 12.Be4 f5=+; 10...f5 11.Qe2 Ne5 12.f4 Nd3=+; 10...Qe6 11.a3 Qa2 12.Ra1 Qd5=+) 11.c3 Ne5 12.Be4 f5=+; C3) 10.Be4 Be6 (10...Ne5 11.Nf3 d5 12.Bf5 Bf5=+; 10...Rb8 11.c3 Be6 12.Nf3 d5=; 10...Rd8 11.Bc6 bc6 12.Qh5 c5=; 10...Bb6 11.Bc6 bc6 12.Qf3 Rb8=) 11.Qh5 g6 12.Qb5 a6-/+; C4) 10.Qb1 Ne5 (10...Bb6 11.Nf3 Be6 12.c3 g6=+) 11.Bf5 Bf5 12.Nf5 Qf6=+; C5) 10.Nf3 Nb4 (10...Rb8 11.c3 Be6 12.0-0 Bd5=; 10...Be6 11.c3 Bb6 12.Qc2 g6=; 10...Bg4 11.Be4 Rad8 12.c4 Ne5=; 10...Rd8 11.0-0 Bg4 12.Rb1 Rab8=) 11.Be2 Be6 12.Nd4 c5=+.

9.Nf3 c5 A) 10.Bc4 Nc6 (10...Rd8 11.Bd5 Na6 12.0-0 Nb4=+; 10...Nd7 11.0-0 Nb6 12.Bd3 d5=+; 10...Bg4 11.h3 Be6 12.Be6 fe6=+; 10...Be6 11.Be6 fe6 12.c3 Nc6=+) 11.0-0 Rd8 12.Bd5 Nb4=+; B) 10.Bd3 Nd7 (10...Nc6 11.Qb1 Ne5 12.Ne5 de5=+; 10...Be6 11.0-0 Nc6 12.c3 c4=+; 10...d5 11.Qb1 c4 12.Bf5 Be6=+; 10...Re8 11.c3 d5 12.Qc2 h6=) 11.Bf5 d5 12.0-0 Bc7=+; C) 10.c3 d5 (10...Be6 11.Qc2 c4 12.Nf5 Qd7=; 10...Nc6 11.Bd3 Ne5 12.Ne5 de5=; 10...Nd7 11.Be2 d5 12.0-0 Bc7=+; 10...Bc7 11.d4 Nc6 12.Bc4 cd4=+) 11.Bd3 Nd7 12.Bf5 g6=+; D) 10.Be2 d5 (10...Nc6 11.0-0 Re8 12.c3 d5=+; 10...Re8 11.Bb5 Nc6 12.c3 a6=+; 10...Be6 11.0-0 Nc6 12.c3 Rfe8=+) 11.0-0 Nc6 12.Bb5 Bg4=+; E) 10.a3 d5 (10...Nc6 11.Bc4 Bg4 12.Bd5 Ne5=+; 10...Be6 11.Bd3 Nc6 12.0-0 Rae8=+; 10...Bg4 11.Bd3 Nc6 12.Bf5 Bf5=+; 10...Rd8 11.Be2 d5 12.0-0 Nc6=+) 11.Be2 Nc6 12.0-0 Re8=+; F) 10.Bb5 d5 (10...a6 11.Bc4 Be6 12.Be6 fe6=+; 10...Nc6 11.Bc6 bc6 12.c3 Rb8=+; 10...Be6 11.0-0 a6 12.Bd3 Nc6=+; 10...Bg4 11.0-0 d5 12.h3 a6=+) 11.0-0 a6 12.Bd3 b5=+.

9.Nf3 c6 A) 10.Be2 c5 (10...Nd7 11.0-0 Re8 12.d4 Nf6=; 10...Be6 11.Nd4 c5 12.Ne6 fe6=; 10...b5 11.a4 a6 12.Nd4 b4=; 10...Re8 11.0-0 Nd7 12.d4 Nb6=) 11.c3 d5 12.0-0 Bc7=+; B) 10.c3 d5 (10...Re8 11.Bd3 Nd7 12.0-0 Nc5=; 10...Nd7 11.Qc2 Ne5 12.Ne5 de5=; 10...Be6 11.Nd4 c5 12.Ne6 fe6=; 10...b5 11.Bd3 Nd7 12.Bf5 Re8=) 11.Bd3 Nd7 12.Qc2 Nf6=+; C) 10.Bd3 Re8 (10...Nd7 11.0-0 Re8 12.c3 d5=+; 10...d5 11.0-0 Nd7 12.Rb1 Nc5=+; 10...b5 11.0-0 Re8 12.a4 b4=; 10...Bc7 11.c4 Nd7 12.Qb1 Nf6=) 11.c3 Nd7 12.0-0 d5=+.

9.Nf3 Nc6 A) 10.Rb1 Be6 (10...Bb6 11.Bb5 Be6 12.Bc6 bc6=) 11.a3 Rfb8 12.Bb5 a6=+; B) 10.c3 Ne5 (10...Rd8 11.Bc4 Ne5 12.Ne5 de5=+; 10...Bg4 11.Qa4 Bd7 12.Bb5 Bb6=+; 10...Be6 11.Bd3 Bb6 12.Qc2 g6=; 10...Rb8 11.Bd3 Be6 12.0-0 Bd5=) 11.Ne5 de5 12.Bc4 c6=+; C) 10.Bc4 Ne5 (10...Rd8 11.0-0 Ne5 12.Ne5 de5=; 10...Bg4 11.Rb1 Rab8 12.h3 Be6=; 10...Rb8 11.c3 Bg4 12.Qa4 Bb6=; 10...Re8 11.Rb1 Rb8 12.c3 a6=) 11.Ne5 de5 12.c3 c6=+.

9.Nf3 d5 A) 10.c4 Be6 (10...Rd8 11.cd5 Rd5 12.Bc4 Rd8=+; 10...dc4 11.Bc4 Rd8 12.0-0 c5=; 10...Qd6 11.Qb3 dc4 12.Bc4 c6=; 10...Qd8 11.Qb3 dc4 12.Bc4 c6=) 11.Qb3 c6 12.Nd4 Rd8=+; B) 10.c3 c5 (10...Re8 11.Bd3 Nd7 12.0-0 Nc5=+) 11.Bd3 Nd7 12.Qb1 Nf6=+; C) 10.Be2 c5 (10...Re8 11.0-0 c5 12.Bb5 Nc6=+; 10...Nd7 11.0-0 Re8 12.d4 Nb6=; 10...Rd8 11.Rb1 c5 12.0-0 Nc6=+; 10...Be6 11.0-0 c5 12.Rb1 Nc6=+) 11.0-0 Nc6 12.Bb5 Bg4=+; D) 10.Bb5 a6 (10...c6 11.Bd3 Re8 12.0-0 Bc7=+; 10...Be6 11.0-0 a6 12.Bd3 c5=+; 10...Bg4 11.Rb1 c5 12.0-0 a6=+; 10...c5 11.0-0 a6 12.Bd3 b5=+) 11.Bd3 c5 12.Qb1 b5=+; E) 10.Rb1 Be6 (10...Re8 11.c4 dc4 12.Bc4 c6=; 10...c5 11.c3 Bc7 12.Qc2 Nd7=+) 11.Rb7 Bb6 12.c4 Qd6=+; F) 10.Bd3 c5 (10...Nd7 11.0-0 c5 12.Rb1 Bc7=+; 10...Re8 11.c3 Nd7 12.0-0 Nc5=+; 10...Rd8 11.c3 Nd7 12.Qb1 Nf6=) 11.Qb1 c4 12.Bf5 Be6=+.

9.Nf3 Nd7 A) 10.Be2 Nf6 (10...Ne5 11.0-0 Nf3 12.Bf3 c6=; 10...Re8 11.c3 Ne5 12.Ne5 de5=+; 10...c6 11.0-0 Re8 12.d4 Nf6=; 10...Nb6 11.0-0 Be6 12.Nd4 c6=) 11.0-0 d5 12.d4 Ne4=+; B) 10.Bd3 c6 (10...Re8 11.0-0 d5 12.c3 Nc5=+; 10...d5 11.0-0 c5 12.Rb1 Bc7=+; 10...Nc5 11.Bf5 d5 12.Bc8 Rfc8=; 10...c5 11.0-0 d5 12.Rb1 Bc7=+) 11.Bf5 g6 12.Bd7 Bd7=+; C) 10.c3 c5 (10...Ne5 11.Ne5 de5 12.Bc4 c6=+; 10...d5 11.Qa4 Bb6 12.d4 c5=; 10...Re8 11.Qa4 Bb6 12.d4 Nf6=; 10...Nc5 11.Be2 Be6 12.0-0 c6=) 11.Be2 d5 12.0-0 Re8=+; D) 10.Rb1 Re8 (10...c5 11.Bd3 d5 12.Bf5 Re8=+; 10...Qe6 11.a3 Re8 12.c3 Qa2=; 10...d5 11.Be2 c6 12.0-0 Re8=; 10...Ne5 11.Ne5 de5 12.Bd3 Qe6=) 11.Be2 Qe6 12.a3 c5=+.

9.Nf3 Be6 A) 10.Bd3 c5 (10...Nc6 11.c3 Bb6 12.Qc2 g6=; 10...Nd7 11.0-0 Rae8 12.c3 Bd5=+; 10...Bb6 11.0-0 f5 12.Re1 Nc6=) 11.0-0 Nc6 12.c3 c4=+; B) 10.Nd4 d5 (10...Nc6 11.Ne6 fe6 12.Rb1 Qf7=+; 10...c5 11.Ne6 fe6 12.Rb1 d5=+; 10...Bb6 11.Ne6 fe6 12.Rb1 Qf7=+; 10...Nd7 11.Rb1 Bb6 12.Ne6 fe6=) 11.Rb1 c5 12.Ndf5 Qc7=+; C) 10.Qb1 c5 (10...Bb6 11.Bd3 f5 12.c3 g6=+) 11.Bd3 c4 12.Bf5 Nc6=+; D) 10.c3 Nd7 (10...Re8 11.Bd3 Bb6 12.0-0 Nd7=; 10...c5 11.Bd3 c4 12.Qa4 Qc7=; 10...Bd5 11.Qb1 Bb6 12.Bd3 Bf3=; 10...Nc6 11.Bd3 Bb6 12.Qc2 g6=) 11.Nd4 d5 12.Rb1 Bb6=+.

9.Nf3 Re8 A) 10.c3 d5 (10...Nd7 11.Qa4 Bb6 12.d4 Nf6=+; 10...Be6 11.Bd3 Bb6 12.0-0 Nd7=; 10...Nc6 11.Bd3 Ne5 12.Ne5 de5=; 10...c6 11.Bd3 Nd7 12.0-0 d5=+) 11.Bd3 Nd7 12.0-0 Nc5=+; B) 10.Rb1 c6 (10...Nd7 11.Be2 Qe6 12.a3 c5=+; 10...Qe6 11.a3 d5 12.Bd3 Qd6=; 10...Nc6 11.Bc4 Rb8 12.c3 a6=; 10...d5 11.c4 dc4 12.Bc4 c6=) 11.c3 Nd7 12.Bd3 Nc5=+; C) 10.Bd3 Nd7 (10...d5 11.Qb1 Nd7 12.c4 Nf6=; 10...c5 11.c3 d5 12.Qc2 h6=; 10...Nc6 11.c3 Bb6 12.Qc2 g6=; 10...c6 11.c3 Nd7 12.0-0 d5=+) 11.0-0 d5 12.c3 Nc5=+.

9.Nf3 g6 10.c3 c6 11.Be2 d5 12.0-0 Nd7 13.c4 dc4 14.Bc4 b5 15.Be2 Bb7 16.d4 Rac8 17.Nd2 Rfd8 18.Nb3 Bb4 19.a3 Ba3 20.Qc2 h5 21.Bh5 (21.Na5!? Ba8 22.Bf3=+) 21...gh5-/+ 22.Nf5 Qf8 23.e4 b4 (better 23...a6!?-/+) 24.Qe2= Nf6 25.Nc5 (25.Qe3 Kh8 26.Nc5 Rb8=) 25...Rb8 (25...Ba8 26.Qe3 Nh7 27.Qh3=) 26.Qe3= Kh8 27.Qf4 Nh7 28.Rfb1 f6 (28...Ba8 29.Nh6=) 29.h3 (29.Nb7 Rb7 30.d5 cd5 31.Ra3 ba3 32.Rb7 a2 33.Ra7 Ra8 34.Ra2 Ra2-+) 29...Qg8 (29...Qf7 30.Rb3+=) 30.Rb3 (better 30.Nb7!? Ng5 31.Qc7 (31.Nd8?? Nh3 32.Kh2 Nf4 33.Nf7 Qf7 34.Ra3 ba3 35.Rb8 Kh7-+) 31...Nh3 32.Kh2 Rb7 33.Qb7 Nf2 34.Qc6 Ng4 35.Kg1+-) 30...h4= 31.Nh6 (31.Qh4 Qc4 Combination; 31.Nh4 Rd4 Deflection) 31...Qc4 32.Rbb1 Re8 33.e5 Qd5 (33...Re5! 34.Rc1 Qe2 35.de5 Bc1 36.Qc1 b3 37.Nb3 fe5 38.Ra7 c5 39.Nc5 Be4+-) 34.e6+= Qh5 35.Nf7 Kg8 36.Re1 (36.Nd6 Ba8+=) 36...a5 (36...Qg6 37.Nd6 Ng5 38.Kh2+= (38.Ncb7?? Nh3 39.Kh2 Nf4-+)) 37.Nd6+= Ba8? (better 37...Re7!?+=) 38.e7+- Qg6 39.Qh4 Bb2 (39...a4 40.Kf1+- (40.Na4?! c5 41.f3 cd4=)) 40.Ra5 b3 (better 40...Bc3 41.Re3 Ng5 42.Ne8 Re8+-) 41.Re3 (better 41.Ne8 Bc3 42.Nc7 Be1 43.Ra8 Ra8 44.Na8+-) 41...Bc1?? (better 41...Bd4 42.Rb3 Rb3 43.Nb3 c5 44.Ra8 Ra8 45.Nd4 cd4 46.Qd4 Re8+-) 42.Rb3+- Rb3 43.Nb3 c5 44.Ra8 Ra8 45.Nc1 Ng5 46.Qg4 (46.dc5?? Nf3 47.Kf1 Nh4-+) 46...cd4 47.Qd7 Nf3 48.Kf1 Nh2 49.Ke1 Qg2 50.e8Q Re8 51.Qe8 (51.Ne8?! Qf1 52.Kd2 Nf3 53.Kc2 Qc4 54.Kd1 Qf1 55.Kc2 Qc4 56.Kd1 Qf1 57.Kc2=) 51...Kh7 52.Qh5 Kg8 53.Qf7 Kh8 54.Qf6 Kg8 55.Qf7 Kh8 56.Qf8 Kh7 57.Qf5 Kg8 (57...Kg7 58.Ke2 Qf1 59.Kd2+-) 58.Ke2 Qf1 59.Kd2 Qg2 60.Ne2 Nf3 61.Kd3 Ne1 (61...Ng5 62.h4 Nh3 63.f3+-) 62.Kd4 Qf3 (62...Qg7 63.Kd5 Ng2 64.Nd4+-) 63.h4 Qf5 64.Nf5 1–0. eekan (1900) – forsetinn (2240), gameknot.com, 2014.

9.Nf3 g6 10.Bc4 Nd7 11.0-0 c6 12.Bb3 Nf6 13.d3 d5 14.e4 (14.d4 Bc7=+) 14...de4 15.de4 Bg4 16.e5 Nd7 17.h3 Bf3 18.Qf3 Ne5 19.Qe3 Kg7 20.a4 (20.Rad1 Bb6 21.Qf4 f5-/+) 20...Rfd8 21.Rad1 Rd1 22.Rd1 Bb6 23.Qf4 Rd8 24.Rd8 Bd8 25.Ne4 b5 (25...Bc7 26.Qd2-+) 26.g4-/+ h6 27.Kg2 b4 28.Kf1 c5 (28...Bc7 29.g5 hg5 30.Ng5-+) 29.Bd5 c4 30.h4 White prepares the advance g5 30...f6 31.g5 hg5 32.hg5 fg5 33.Qf3?? (better 33.Qg3-/+) 33…Nf3-+ (33...Nf3 34.Kg2 Nh4 35.Kg1 Qd7 36.Nc5 Qd5 37.Ne6 Kf6 38.f3 Qf3 39.Nf4 gf4 40.c3 Qg2) 0–1. pikejohn (2030) – forsetinn (2210), gameknot.com, 2014.

9.Nf3 g6 10.Be2 c5 11.0-0 Rd8 12.c4 b6 13.d4 Nd7 14.Rb1 Rb8 15.a3 Nf6 16.Qc2 Bd7 17.Rfd1 a6 18.a4 Rbc8 19.d5 Bb4 20.h3 Rb8 21.Ra1 Rb7 22.Ra2 Rdb8 ½–½. Benassi,Aspasio (2145) – Zholob,Anatolij (2320), SM–2012–0-00219, 2012.

9.Nf3 g6 10.h4 c5 11.Bc4 Nd7 12.h5 Nf6 13.hg6 hg6 14.Be2 Kg7 15.Qb1 d5 16.Qb2 Bc7 17.0-0-0 Bd7 18.c4 (18.Rde1 b5=) 18...dc4 19.Bc4 (19.Qb7 Bg3 20.Qb2 Rab8-+) 19...Bc6 20.Rdg1 Rh8 21.Ng5 Be5 22.Qb3 Rh1 23.Rh1 Bg3 24.fg3 Qe5 (worse is 24...Bg2 25.Rh2 Rh8 26.Rg2 Rh1 27.Kb2+=) 25.Nf7 Qa1 26.Qb1 Qb1 27.Kb1 Ne4 (27...b5 28.Ne5 Bg2 29.Rh2 Be4 30.Bd3 Bd3 31.Nd3+=) 28.Kc1 (28.Kc2 Re8 29.d3 Ng3-/+) 28...Re8-/+ (28...Ng3?! 29.Rh3 Ne2 30.Kd1 Bg2 31.Rh2+=) 29.Bb3 (29.d3 Ng3 30.Re1 b5-/+) 29...b5 (29...Ng3?! 30.Rh3 Ne4 31.Rf3+=) 30.d4 c4 31.Ne5 Re5 (worse is 31...cb3 32.Nc6 Nf2 33.Rf1 ba2 34.Kb2+=) 32.de5 cb3 33.ab3 Ng3 34.Rd1 Bg2 35.Rd7 Kf8 36.Ra7 g5 37.Ra5 Ne4 (37...Bf1 38.Kd2-/+) 38.Rb5 Bf3 0–1. pierred (2795) – pcmvr, net–chess.com, 2016.

9.Qh5 A) 9...Qe5 10.Qe5 de5 11.Nf3 Rd8 12.Bd3 Nc6=; B) 9...c5 B1) 10.Bc4 g6 (10...Nc6 11.Nf3 Ne5 12.Ne5 de5=; 10...Nd7 11.Nf3 Nf6 12.Qg5 Qd7=; 10...Be6 11.Be6 fe6 12.Nf3 Nc6=) 11.Qf3 Nc6 12.Qe4 Qd8=+; B2) 10.c3 g6 (10...Nc6 11.Nf3 Rd8 12.Bd3 g6=; 10...Nd7 11.Nf3 Ne5 12.Ne5 de5=; 10...Be6 11.Nf3 f5 12.Be2 Nc6=; 10...Rd8 11.Nf3 d5 12.Be2 Bc7=+) 11.Qh6 d5 12.Nf3 Bc7=+; B3) 10.Nf3 Nc6 (10...Nd7 11.Bc4 Ne5 12.Ne5 de5=) 11.c3 Ne5 12.Ne5 de5=; C) 9...Nc6 C1) 10.Nf3 Rb8 (10...Ne5 11.Ne5 de5 12.Rd1 c6=+; 10...Rd8 11.Bd3 g6 12.Qh6 Nb4=+; 10...a6 11.Bc4 Ne5 12.Ne5 de5=; 10...g6 11.Qh6 Nb4 12.Rc1 Be6=) 11.Bc4 b5 12.Bd3 g6=+; C2) 10.Rb1 Ne5 (10...Qe6 11.Rb2 Ne5 12.c3 g6=+) 11.Rb5 b6 12.Be2 c6-/+; C3) 10.c3 g6 (10...Ne5 11.Be2 Re8 12.f4 g6=; 10...Be6 11.Nh3 Bd7 12.Bd3 g6=; 10...a6 11.Nf3 Ne5 12.Ne5 de5=; 10...Rd8 11.Nh3 a6 12.Be2 Re8=) 11.Qh6 Ne5 12.Be2 Re8=; D) 9...Bb6 10.Nf3 Nd7 (10...Nc6 11.Bc4 Nb4 12.Bb3 Be6=; 10...c6 11.Be2 Nd7 12.0-0 Ne5=; 10...Bc5 11.c3 g6 12.Qh6 d5=) 11.Bc4 Bc5 12.Bd3 Nf6=+.

6.Bg3 Nbd7

7.Bd3 0-0 8.Nge2 Nc5 9.f3 Nh5 10.Bf2 c6 11.Rb1 d5 12.0-0 Re8 13.Nd4 Nd3 14.cd3 Bb6 15.Qa4 Qg5 (15...Bd7 16.Nde2=) 16.Kh1 (16.f4 Qg6 17.Nf3 Be6= (17...Qd3? 18.Rb6 ab6 19.Qa8+-)) 16...Bd7 17.Nde2 Qe7 18.g4 Nf6 19.Bh4 Qd6 (19...Rad8 20.Qf4=) 20.Qf4+= Qf4 21.Nf4 Bc8 22.Bf6 gf6 23.Nh5 Bd8 24.Ng3 (24.d4 b6+=) 24...Kf8 (24...b5 25.Kg2=) 25.Nce2 Bb6 26.d4 Ba5 27.Rb2 Ke7 28.Rfb1 Rb8 29.a4 Rg8 30.h3 a6 31.Kg2 f5 (31...b5 32.e4=) 32.Kf2 fg4 33.hg4 Kf6 (33...b5 34.Rh1+=) 34.Rh1 Rh8 35.Rh6 Ke7 36.Nf4 Bc7 37.Ngh5 Bd7 38.Nd3 Be6 (38...b5 39.ab5 ab5 40.Nf6+/-) 39.Nc5 Bc8 40.Ng7 Bd6? (better is 40...Kf8!? 41.Nf5 a5+/-) 41.Rb7!+- Bb7? (41...Rb7 42.Nf5 Deflection; 41...Bb7 42.Nf5 Deflection) 42.Nf5 Kf8 (42...Kd8 43.Rd6 Kc7 44.Rd7 Kb6 45.a5 Ka5 46.Nb7 Kb4+-) 43.Rd6 (43.Nd6?! Bc8 44.Nc8 Rc8 45.Na6 Kg7+/-) 43...h5 44.Nd7 Kg8 45.Nb8 (45.Nb8 Bc8 46.Nc6 Bf5 47.Ne7 Kh7 48.gf5+-) 1–0. uberlebende (1945) – yulio (1900), gameknot.com, 2014.

7.Bd3 Bc3 8.dc3 0-0 9.Nf3 Qe8 10.Nd4 Nc5 11.0-0 Nfe4 12.Qh5 (12.Qe1 Ng3 13.hg3 Bg4=) 12...Bd7 13.c4 f5 14.Qe8 Rae8 15.Rfe1 g6 16.Nb3 Na4 17.Bf4 g5 18.Be4 Re4 (18...fe4?! 19.Bg5 b6 20.Bf4=) 19.Bg5 Rc4 20.Nd4 f4 21.Rad1 (worse is 21.Bf4 Rf4 22.ef4 Rd4-/+) 21...fe3 22.Re3 Nc3 23.Rde1 Na2 24.Re7 Rd4 25.Rd7 Rf7 26.Rf7 Kf7 27.h4 h6 28.Bd8 a5 29.Re7 Kf8 30.Rc7 b5 31.Rb7 a4 32.Rb5 Nb4 33.Bf6 Rd1 34.Kh2 Nc2 35.Rb2 Kf7 36.Bh8 Kg8 37.Rb8 Kf7 38.Rb2 Kg8 ½–½. Winiger,Albert (2340) – Taulien,Hans_Juergen (2350), RSX5D – X–Mas, 2005.

7.Nf3 0-0 8.Bh4 h6 9.Bd3 Bc3 10.dc3 Nc5 11.0-0 Bd7 12.Rb1 g5 13.Bg3 b6 14.Nd4 Nfe4 15.Be4 Ne4 16.Qd3 Re8 17.f3 Ng3 18.hg3 c5 19.Nb5 Bb5 20.Rb5 d5 21.a4 Qd6 22.a5 Qe5 23.Kf2 Re6 24.Re1 Rae8 25.ab6 ab6 26.g4 Ra8 27.Reb1 Qh2 (better is 27...Ra2!? 28.Ke2 Kg7-/+) 28.Qd5= (28.Rb6 Rb6 29.Rb6 Qh4 30.Ke2 Ra1 31.Qd5 Qe1 32.Kd3 Rd1 33.Kc4 Rd5 34.Kd5 Qe3-+) 28...Rae8 29.Re1 Qh4 30.Kf1 h5 31.Rbb1 (31.gh5 g4 32.g3 Qh3 33.Kg1 Qg3 34.Kf1-+) 31…hg4-/+ (31...hg4 32.e4 gf3 33.gf3 g4 34.fg4 Rf6 35.Ke2 Rf2 36.Kd3 Rd8 37.Qd8 Qd8 38.Kc4 Rc2-+) 0–1. Korinek,Jaroslav (1720) – Sherwood,Russell (1800), RC–2010-0-00059, 2011.

7.Nf3 h6 8.Be2 0-0 9.0-0 Bc3 10.dc3 Ne4 11.Qd3 (11.Qd4 Ndf6 12.c4 Bf5+=) 11...Ndc5+= 12.Qd4 Bf5 13.Bd3 Re8 14.Nh4 Bh7 (14...Nd3? 15.Nf5 Qg5 16.cd3 Qf5 17.de4 Re4 18.Qd3+-) 15.f3 Ng3 16.Bh7 (16.hg3? Nd3 17.cd3 g5-+) 16...Kh7 17.hg3 Qg5 18.Qf4 (18.Kf2!?+=) 18...Qf4 19.ef4 g6 20.Kf2 b5 21.Rfe1 (21.Rad1 Na4 22.Rd3 Kg7-/+) 21...Na4 22.c4 (22.Rab1 a6 23.c4 bc4-/+) 22...bc4-+ 23.Rab1 a5 24.Re8 (24.Rb7!? Re1 25.Ke1 Re8 26.Kf1-+) 24...Re8-+ 25.Rb7 Re7 26.Ra7 (26.f5 Nc3 27.f4 Na2 28.fg6 fg6-+) 26...Nc3 27.Ra5? (27.Kf1-+) 27...Re2 28.Kg1 Rc2 29.a3 (29.Kf1-+) 29...Ne2 30.Kh2 Rd2 0–1. marinscrofan (1800) – forsetinn (2220), gameknot.com, 2014.

7.Nf3 h6 8.Bh4 g5 9.Bg3 Qe7 0–1. howland (2090) – forsetinn (2225), gameknot.com, 2014.

5.e3 Qe7

6.Bd4 c5 7.Bf6 Qf6 8.Nd5=.

6.Bd4 Nc6 7.Bf6 Qf6 8.Nd5=+.

6.Nf3 0-0 7.Rb1 Nc6 8.Bf6=.

6.Nf3 d6 7.Bf6 Qf6 8.Nd5=.

6.Bf6 Qf6 7.Nd5 Qd6 8.Nf4=.

5.e4 Nc6

6.Bf6 Qf6 7.Nd5 Qg6-/+.

6.Bf6 Qf6 7.Nge2 d6 (7...Bb6 8.f4-/+) 8.Nd5+= Qg6 (8...Qd8+=) 9.Nef4 (better is 9.Ng3!?+=) 9...Qe4-/+ 10.Be2 (10.Qe2 Qe5 11.c3-/+) 10...0-0 (better is 10...Be6 11.Ne6 Qd5-+ (worse is 11...fe6 12.Ne3-/+; 11...Qe6?! 12.Ne3-/+)) 11.0-0+= Nd4 (11...Be6 12.Bf3 Qa4 13.c3 Qd1 14.Rad1-/+) 12.Bd3= Qe5 13.Re1 Qg5 14.Ne7 (14.c3 Ne6 15.Qa4 Bb6=) 14...Kh8+= 15.Re4 Ne6 16.Nh3?? (better is 16.Nfd5+=) 16...Qe7-+ 17.Qh5 (17.c3 Bd7-+) 17...f5 (17...Bd2?! 18.Re6 g6 19.Re7 gh5 20.Rc7+=) 18.Rh4 (18.Re2 Qf6 19.c3 c6-+) 18...g6 19.Qg6 (19.Qh6 Bd2! 20.Qd2 Qh4 21.f4-+) 19...Qh4 20.Bf5 hg6 0–1. queensservant (1795) – yulio (1915), gameknot.com, 2014.

6.Bf6 Qf6 7.Qf3 Qg6 8.Qg3 Bc3 9.Qg6 Bd2 10.Kd2 hg6 11.Nf3 d6 12.Rb1 Na5 13.Bd3 0-0 14.e5 de5 15.Ne5 Be6 16.Rhe1 Rfe8 17.c4 f6 18.Ng6 Bc4 19.Bc4 Nc4 20.Kc3 Nd6 21.Nf4 Kf7 22.Rbd1 Rad8 23.Re8 Re8 24.Kb3 Rd8 25.h4 b5 26.a4 a6 27.Nd3 Nb7 28.ab5 ab5 29.Kb4 c6 30.Nb2 Rd1 31.Nd1 Ke6 32.Ne3 f5 33.f4 Kf6 34.Nc2 Ke7 35.Ne3 Ke6 36.h5 Kf6 37.Nc2 Ke7 38.Ne3 Ke6 39.g3 Nd6 40.Kc5 Ne4 41.Kc6 Ng3 42.h6 gh6 43.Kc5 Ne2 44.Kb5 h5 45.Kc4 Nf4 46.Kd4 h4 47.Nd1 Nh3 48.Ke3 Ke5 49.Nb2 f4 50.Kf3 Ng5 51.Kg4 h3 52.Nd3 Ke4 53.Nf4 h2 54.Ne2 Ke3 55.Ng3 Kf2 56.Nh1 Kg2 57.Ng3 Nh3 58.Ne4 Nf2 59.Kf5 Ne4 60.Ke4 h1Q 61.Kd5 Kf3 62.Kc5 Ke4 63.Kd6 Qc1 64.Ke7 Ke5 65.Kf7 Qg1 66.Ke7 Qa7 67.Kf8 Kf6 68.Kg8 Qg7# 0–1. CM8_Fischer – Crafty 18.9, CM8000–Giant01–40Min, 2001.

5.e4 d6

6.Bf6 Qf6 7.Qf3 Nd7 8.Qf6 Nf6-/+ 9.Bd3 0-0 10.Nge2 Re8 11.Nd5 Ne4-+ 12.Be4 Re4 13.Ndc3 Bc3 14.dc3 Be6 15.f3 Re5 16.Kf2 Bc4 17.Rhe1 Rae8 18.Nd4 Re1 19.Re1 Re1 20.Ke1 (20.Ke1 Ba2 21.Nb5-+). Munkwitz,Wolfgang – Schulz,Hans_Juergen, TT–15.24 ETC, 2005.

5.Nf3 0-0

6.Rb1 Ng4 7.Bf4 Bc3 8.dc3 Qf6 9.Qd4 d6 10.Qf6 Nf6 (< 10...gf6 11.Nd4+/-) 11.Nd4 Re8 12.g3 a6 13.Bg2 Ne4 14.Be4 Re4 15.f3 Re8 16.Kf2 Nd7 17.e4 b6 18.h4 Bb7 19.h5 Ne5 20.h6 g6 21.a4 f6 22.Rhe1 Rad8 23.g4 c5?? (Better is 23...g5 24.Bg3 Kf7=+) 24.Rb6 +/-. Marre – kitket, zagraj.pl, 2003.

6.e3 Nc6 7.Bf6 Qf6 8.Nd5 Qd6 9.c4 b6 10.Be2 Bb7 11.0-0 Rad8 12.d4 Ne7 13.Ne7 Qe7 14.Nd2 c5 15.d5 Bc3 16.Rb1 g6 17.Qc2 Bg7 18.a4 d6 0–1. Grosse,Michael (1685) – Fajs,Bojan, WS/O/074 ICCF, 2006.

6.e3 Nc6 7.Bf6 Qf6 (worse 7...gf6 8.Nd5+= Ne5 9.Rb1 c6 10.Nb4 d6 11.c3 Bf5) 8.Nd5 Qf5 (8...Qd6 9.Nf4= (9.c4 Nb4 10.Nb4 Bb4 11.Qc2 Qc5) 9...Re8 10.Be2 Qc5 11.0-0 d6) 9.Nf4 (9.c4 Re8 10.Qb1 Qb1 11.Rb1 d6) 9...Re8 10.Be2 d5 (10...b6 11.0-0 Bb7) 11.0-0 (11.c3 g5) 11...d4 12.Qb1 Qf6 13.Qb3 Bb6 14.Nd5 (14.c3 dc3 15.dc3 Bf5=) 14...Qd6 15.Nb6 (15.Nf4 Na5 16.Qb2 Bf5=) 15...ab6=+ 16.Bc4 Be6 17.Be6 Re6 (worse 17...Qe6 18.ed4 Qd7 19.c3+=) 18.Rfe1 h6 19.h3 Rg6 (19...Qc5 20.a4=+) 20.d3 (20.Qc4 Qc5 21.Qc5 bc5=+) 20...Qf6 21.Kh1 (21.Nd4 Nd4 22.ed4 Qf3-/+) 21...de3-/+ 22.fe3 Rg3 (22...Qd6 23.e4-/+) 23.Rf1 (23.Qc4 Qd6=+) 23...Rd8 (23...Ra5 24.Qc4 Qe7-/+) 24.e4 (better 24.Rae1!?=+) 24...Rf3-/+ 25.gf3 Qh4. Vettenburg – Grehl,Siegfried, corr SOK–97–125, 1999.

6.e3 d6 7.Bf6 Qf6 8.Nd5 Qd8 9.Be2 c6 10.Nf4 d5 11.0-0 Bc7 12.Nh5 g6 (12...Re8 13.Ng3=+) 13.Ng3= h5 14.Re1 h4 15.Nf1 h3 16.g3 Nd7 17.c4 dc4 18.Bc4 Qf6 19.d4 Nb6 20.Be2 Re8 21.a4 (21.N1d2 Bg4=) 21...Nd5 22.Qc2 Bf5 23.Qb2 a5 24.N1d2 (24.Qb7?? Reb8 25.Qa8 Ra8-+) 24...Nb4 25.Bf1 (25.Rac1 Rad8=) 25...Nc2=+ 26.e4 (26.Qb7 Rec8=+) 26...Ne1-/+ 27.Re1 Bg4 (27...Bc8!?-/+) 28.e5 Qg7 (28...Qf5 29.Qb7 Rec8 30.Qb3=) 29.Ng5 (better 29.Qb7!? Rec8 30.Qc6 Be5 31.Qe4 Bf3 32.Nf3+= (worse 32.Qe5 Bc6=+)) 29...Bd8 30.Nde4 Bg5 31.Ng5 Be6 (31...Re7 32.Re4 Be6 33.Rh4= (worse 33.Nh3 Bf5 34.Re3 Rd8=+)) 32.Ne6 (32.Qb7 Bd5 33.Ne4 Be4 34.Re4 f5 35.Qb3 Kf8+=) 32...Re6 (32...fe6 33.Bh3 Qd7 34.Rd1=) 33.Bh3 (better 33.Qb7!? Qf8 34.Bh3+/-) 33...Re7= 34.f4 Qf8 (34...Qh6 35.Bg4=) 35.Bg2 (35.f5 Rd8=) 35...Qd8 36.Rd1 Ra6 (36...Qd7 37.Qb3=) 37.d5+= cd5 38.Rd5 Qb6 39.Qb6 Rb6 40.Ra5 Rc7 (40...Rb1 41.Kf2 Rb2 42.Kf3=) 41.Rb5 Rc1 42.Kf2 Rc2 43.Kf3 Rb5 44.ab5 Rb2 45.Bf1 Rh2 46.Bg2 b6 47.g4 Kf8 48.Kg3 Rh6 49.f5 g5 50.Bc6 Ke7 51.Bd5 f6 52.e6 Rh8 53.Bc6 Rd8 54.Bd7?? (54.Be4 Rd4 55.Bf3 Rb4=) 54...Ra8 (better 54...Rd7 55.ed7 Kd7-+) 55.Kf3= Ra4 56.Kg3 Rf4 57.Bc6 Kd6 58.Kh3 Rd4 59.Kg3 Rd3 60.Kf2 Rc3 61.Ke2 Rc4 62.Kf3 Rb4 63.Kg3 Ra4 64.Kf3 Ra3 65.Kf2 Rc3 66.Kg2 Re3 (worse 66...Rc6 67.bc6 Kc6 68.Kf3+/-) 67.Kf2 Re5 68.Kf3 Kc5 69.Bd7 Kd4 70.Bc6 Re3 71.Kg2 Kd3 72.Kf2 Kd2 73.Bd7 Re5 74.Kf3 Ke1 75.Bc6 Kf1 76.Kg3?? (76.Bb7 Ke1 (76...Rb5 77.Ba6 Kg1 78.Bb5 Kh1 79.e7 Kh2 80.e8Q Kg1 81.Qe2 Kh1 82.Qg2) 77.Ba6 Kd2=) 76...Ke2 (better 76...Re3 77.Kh2 Kf2 78.Bg2 Rg3 79.Bh3 Rb3 80.Bg2 Rb4 81.e7 Rg4 82.e8Q Rh4 83.Bh3 g4 84.Qe1 Ke1 85.Kg3 gh3 86.Kh4 h2 87.Kh5 h1Q 88.Kg6 Qh4 89.Kf7 Qg5 90.Ke6 Kd1 91.Ke7 Qf5 92.Kf7 Qb5 93.Kf6 Qc6 94.Kf5 b5 95.Kg5 b4 96.Kf5 b3 97.Kg4 Qe6 98.Kg5 b2 99.Kf4 b1Q 100.Kg3 Qe3 101.Kg4 Qg6 102.Kh4 Qgg5) 77.Bf3 Ke3 78.Bc6 Kd2 79.Kf3 Re3 80.Kf2 Kd3 81.Bb7 Kd4 82.Bc6 Re5 83.Kf3 Kc5 84.Bd7 Kd6 85.Bc6 Rc5 86.Kg3 Rc3 (worse 86...Rc6 87.bc6 Kc6 88.Kf2+-) 87.Kf2 Rc4 88.Kf3 Rf4 89.Kg3 Rd4 90.Kf3 Rd3 91.Kf2 Rc3 ½-½. Timmermans,M (2385) - Grischuk,A (2775), Titled Tuesday, 2021.

6.e3 d6 7.Bf6 Qf6 8.Nd5 Qd8 9.Be2 c6 10.Nf4 d5 11.0-0 Nd7 12.d4 Bc7 13.Rb1 Re8 14.Re1 b5 15.a4 a6 16.Ra1 Bb7 (16...Ba5 17.ab5 cb5 18.Rf1+=) 17.c3 Nf6 18.Qc2 Qe7 19.g3 Qe4 20.Qb2 Qf5 21.Bf1 g5 22.Bh3 g4 23.Nh4 Qg5 24.Bg2 Rab8 25.Nd3 Bd6 26.Ra2 Ne4 27.Rea1 Rbc8 28.ab5 cb5 29.Be4 de4 30.Nb4 Bb4 31.cb4 Rc4 32.Ng2 Rec8 33.Nf4 Qe7 34.Rb1 Qf6 35.Qe2 Qf5 36.Qd1 h6 37.Rd2 Kh7 38.d5 Ba8 39.Rd4 Rc2 40.d6 Qd7 41.Ne2 f5 42.Rc1 R2c6 43.Rc6+= Bc6 44.Kg2 Qg7 45.Qa1 Ra8 46.Nf4 Bd7 47.Qa5 h5 48.Rd5 Kh6+/- 49.Rc5 Qf6 50.Qc7 Rd8 51.Re5 Qe5 52.Qd8 Qg7 53.Nd5 Qf7 54.Qf6 Qg6 55.Qh8 Qh7 56.Qh7 Kh7 57.Nf6 Kg7 58.Nd7 Kf7 59.Nc5 Kf6 60.Kf1 Kf7 61.d7 Ke7 62.Ke2 (62.Ke2 Kd8 63.Ke1+-) 1–0. Woelfelschneider,Peter – Schwarte, 2009.

6.g3 d6 7.Bf6 Qf6 8.Nd5 Qd8 9.Nd4 c6 10.Ne3 Bb6 11.Nb3 Be6 12.Rb1 f5 13.Bg2 f4 14.Nf1?? (Better is 14.gf4 Rf4 15.c3-/+) 14...fg3-+ (15.Ne3 gf2 16.Kf1 Be3 17.de3 Qe7-+) 0–1. djiby – marekt, 2004.

6.e3 Re8

7.Rb1 c6 8.Bd3 d5 9.Ne2 Ne4 10.Bf4 Nd7 11.0-0 Ndc5 12.h3 Qf6 13.Ned4 h6 14.Nb3 Bb6 (worse is 14...Nd3 15.cd3 Bb6 16.de4 de4 17.Ne1+/-) 15.Be2 Nb3 16.ab3 c5 17.Qc1 Bd7 18.b4 c4 19.c3 a6 20.Ra1 Rac8 21.Bh2 Re6 22.Bd1 Rce8 23.Bc2 Qd8 (23...R6e7!?-/+) 24.Qd1 Rf6 (24...R6e7 25.Ra3=) 25.Ne5 (25.Ra3 Qe7=) 25...Bc7+= 26.Nd7 Bh2 27.Kh2 Qd7 28.f3 Qd6 29.Kg1 Ng3 30.Re1 Rfe6 31.Ra5 b5 32.Ra2 g5 33.Qb1= h5 34.Ra1 h4 35.Ra2 d4 36.cd4 Qd4 37.Bh7 Kg7 38.Bf5 Re5 39.Rd1 Qa7 40.Be4 f6 41.Ra3 Ne4+= 42.fe4 Re4 43.Rf1 R8e6 44.Rf2 R4e5 45.Rf5 Qc7 46.Kf1 Rf5-+ 47.Qf5 Re5 48.Qc2 Qd6-+ 49.Ke2 Qd5 50.Kf2 Rf5 51.Kg1 g4 52.Qd1? gh3 53.e4 Qd4 54.Kh2 Qe4 55.Kh3 Rg5 56.g3 hg3 57.Rg3 Qf5 58.Kg2 Qd5 59.Kh3 c3 60.Rg5 fg5 61.Qa1 Qd2 62.Kg3 Kf7 63.Qa6 Qf4 64.Kh3 Qh4 65.Kg2 Qe4 66.Kg3 c2 67.Qa2 Kf6 68.Qg8 Qf4 69.Kg2 c1Q 70.Qf8 Ke5 71.Qh8 Ke4 72.Qh7 Ke3 (72...Ke3 73.Qa7 Ke2 74.Qa2 Qcd2 75.Qd2 Qd2 76.Kg3 Qf4 77.Kg2 Qg4 78.Kh2 Kf3 79.Kh1 Qg2#) 0–1. Woelfelschneider,Peter – Lueddekens, 2009.

7.Bc4 d6 8.Bf4 Bc3 9.dc3 Ne4 10.0-0 Nc3 11.Qd4 Ne4 12.Bd5 Nc5 13.Rab1 Nc6 14.Qb2 Be6 15.e4 Bd5 16.ed5 Nb8 17.Rfe1 Nbd7 18.Re8 Qe8 19.Re1 Qf8 20.Be3 Re8 21.Qb1 Re7 22.Bc5 Nc5 23.c4 Qe8 24.Re7 Qe7 25.Qf5 Qd7 26.Qd7 Nd7 27.Nd2 Kf8 28.Nf1 Ke7 29.Ne3 Nb6 30.f4 Kd7 (30...Kd7 31.Kf2 Na4-/+) 0–1. Hirtreiter,Michael – Gebhardt,U, BdF, 1988.

7.Bc4 d6 8.Bg3 Bc3 9.dc3 Nbd7 10.0-0 a5 11.Ng5 Re7 12.a4 h6 13.Nf3 Ne4 14.Qd4 (14.Bh4 g5 15.Bg3 Ndc5=+) 14...Ndc5 (14...Ng3 15.fg3 Nb6 16.Bb3-/+) 15.Nd2 (15.Bh4 g5 16.Bg3=+) 15...Nf6 (better 15...Ng3 16.fg3 Qe8-/+) 16.Nb3?? (16.Bh4 Re5=) 16...Ne6 (better 16...Re4 17.Bf7 Kf7-+) 17.Qd2 (17.Qd1 Ng5=+) 17...Bd7 (17...Ne4 18.Qd3 Ng3 19.fg3-/+) 18.Bb5 (18.Qe2!?=+) 18...Ne4-/+ 19.Qd3 (better 19.Qe1!?-/+) 19...Ng3-+ 20.hg3 c6 21.Qd6? (21.c4-+) 21...cb5 22.ab5 Bb5 23.Rfd1 (23.Qd8 Nd8 24.Rfb1 a4-+) 23...Qd6 (better 23...Rd7 24.Ra5 Ra5 25.Qd7 Bd7 26.Na5 Qa5 27.Rd7 Nc5-+) 24.Rd6 a4 25.Nd4 (25.Rb6 Bc6-+) 25...Be8 (25...Bc4 26.Rb6 a3 27.Nb5-+) 26.Rb6 Nc5 27.f3 (27.Ra3 Ne4-+) 27...Re3 28.Ra3 Re7 29.Nf5 Rc7 30.Ne3 (30.Kf2 Bc6-+) 30...Nd7 (30...Rd8 31.Kf2-+) 31.Rb4 Ne5 (31...Nf6 32.Kf2-+) 32.Nd5 (32.f4 Ng6-+) 32...Rc5 33.Nb6 Rd8 (33...Ra6 34.c4-+) 34.Na4 (34.Rd4 Rb8 35.c4 Rc6 36.Na4 Rc4-+) 34...Ba4 (better 34...Ra5!? 35.c4-+) 35.Rba4 (35.Raa4 Rc3 36.Ra2 Rd2 37.Rb7 Re3-+ (worse 37...Rcc2 38.Rc2 Rc2 39.Rb3-+; worse 37...Rdc2 38.Rbb2 Rb2 39.Rb2-+)) 35...Rd1 36.Kh2 (36.Kf2 Nc4 37.Rb3 Rd2 38.Kg1 Ne3-+) 36...Rd2 (better 36...Nc4 37.Rc4 Rc4 38.g4-+) 37.Kh3 Rc2 38.Re4 (38.Rb3 Kh7-+) 38...Nd3 39.Re8 Kh7 40.g4 Nf4 41.Kg3 Ne2 42.Kf2 (42.Kh2 f5-+ (42...R5c3?! 43.Re2 Rf3 44.Rf3 Re2 45.Rf7-+)) 42...Nc3 43.Ke3 (43.Kg1 f5-+) 43...Re2 44.Kd4 Rd5 45.Kc3 Re8 46.Kc4 Rd6 47.Ra7 (47.Rb3 Rc8 48.Kb5 Rc2-+) 47...Rb6 (47...Rc8 48.Kb5 Rd2 49.Ra4-+) 48.Kd5 (48.Kc3 Re2-+) 48...Rb1 49.Kd4 Re2 50.Kc3 (50.g3 Rd1 51.Kc3 Re3 52.Kc4 Rd7-+) 50...Rg2 51.Kd3 (51.Kd4 Rb3-+) 51...Rf2 (51...Rb3 52.Ke4-+) 52.Ke4 (52.Ke3 Rbf1 53.Rb7 Rf3 54.Ke4 Rf4 55.Ke3 Rg4-+) 52...Rbf1 53.g5 (53.Ra3 Rf3! 54.Rf3 Rf3-+) 53...Rf3 (53...hg5 54.Ra3-+) 54.gh6 Kh6 55.Rb7 Rf6 (55...f5 56.Kd4-+) 56.Ke5 Kg6 57.Kd5 R1f5 (57...Rd1 58.Ke4-+) 58.Ke4 (58.Kc4 Rd6-+) 58...Re6 59.Kd4 Rf4 60.Kd3 Kf6 61.Kd2 Rd4 62.Kc3 Rd5 63.Rb8 Rd1 64.Kc2 Rd7 65.Rc8 Red6 66.Rc3 g5 67.Kc1 (67.Rc4 Kf5-+) 67...g4 68.Rg3 (68.Kc2 Kg5-+) 68...Kg5 (68...Rc7 69.Rc3 Rc3 70.Kb2 Rc7 71.Ka3 Rb7 72.Ka4 Ra6) 69.Kc2 (69.Rc3 f5-+) 69...Kf4 (69...Rc6 70.Rc3 Rc3 71.Kc3 g3 72.Kb2 g2 73.Kb3 g1Q 74.Kc4 Qc1 75.Kb5 Rb7 76.Ka6 Qc6 77.Ka5 Qb5) 70.Rg1 Rd2 (70...Rc7 71.Kb3 Rb6 72.Ka4 Ra7) 71.Kc3-+ R7d3 Black prepares g3 72.Kc4 g3 73.Kc5 Kf3 Black plans g2 74.Rf1 Kg2 (74...Rf2 75.Rg1 Rc2 76.Kb4-+) 75.Rb1 (75.Rf7 Rf3 76.Rh7 Kf2-+) 75...Kf2 76.Kb6 g2 77.Rb5 Rd5 (77...g1Q 78.Rf5 Ke2 79.Rc5 Rb3 80.Kc6 Qg6 81.Kc7 Qd6 82.Kc8 Qc5) 78.Rb3 Rd6 (78...g1Q 79.Kb7 Rd7 80.Kc6 Qg6 81.Kc5 R7d5 82.Kc4 Qe4 83.Kc3 R5d3) 79.Kc7 (79.Ka7 g1Q 80.Kb7 Qg2 81.Ka7 Ra2 82.Ra3 Ra3 83.Kb8 Rb3 84.Kc7 Qc6) 79...g1Q 80.Kc8 (80.Kb7 Qg2 81.Ka7 Ra2 82.Ra3 Ra3 83.Kb8 Rb3 84.Kc7 Qc6) 80...Qg6 (80...Rd7 81.Rg3 Qc1 82.Kb8 Qc7 83.Ka8 Rd8) 81.Rf3 (81.Kb7 Rd7 82.Ka8 Qe4 83.Kb8 Qe8) 81...Kf3 82.Kb8 (82.Kc7 Rd7 83.Kc8 Qg8) 82...Qc2 (82...Rd8 83.Kc7 R2d7) 83.Ka7 (83.Kb7 Qb3 84.Kc7 Qb6 85.Kc8 Rd8) ½-½. ajedrez2021 (2520) - navarromundo (2125), Casual Blitz game, lichess.org, 2020.

7.Bd3 d6 8.Bf6 Qf6 9.Nd5 Qh6 10.0-0 c6 11.Nf4 Nd7 12.c4 (12.Rb1 Ne5=) 12...Rb8 (12...Ne5 13.Rb1+=) 13.Rc1 Ne5 14.Be2 Ng6 (14...g5 15.Ne5 de5 16.Nh5=) 15.Ng6 (15.Nd3 Bg4=) 15...Qg6+= 16.Qa4 Bb6 17.Qa3 (17.Kh1 Re7+=) 17...Bc5 (17...Bh3 18.Ne1 Re5 19.Bd3+=) 18.Qa4+= a6 (18...Bh3 19.Ne1+=) 19.d4= Bb6 20.Rfd1 Qf6 21.Rb1 Bc7 22.Qc2 g6 23.Nd2 Bd7 ½–½. Millstone,Michael (2445) – Boger,Raymond (2620), ICCF NFL Championship I, 2008.

7.Bd3 d6 8.Bf6 Qf6 9.Nd5 Qh6 10.c3 c6 11.Nb4 Bc7 12.Bc2 Nd7 13.Rb1 Nf6 14.d4 a5 15.Nd3 Ne4 16.Rb3 a4 17.Ra3 d5 18.Qc1 b5 19.Nb4 f5 20.0-0 f4 21.Nd3 Bg4 22.Nfe5 Be2 (22...Be2 23.Re1 Bd3 24.Bd3 Be5 25.de5 Nc5-+) 0–1. Boehnke,Hartmut – Keller,Gert, DESC, 2001.

7.Be2 c6 8.0-0 d5 9.Bf4 Nbd7 10.Qe1 (10.Re1 Nc5+=) 10...Nc5 11.Nd4 Ne6 12.Ne6 Be6 13.Bd3 c5 14.Nb5 Nh5 15.Be5 a6 (15...Bd7 16.Bc3 Bc3 17.Nc3+=) 16.Na3 (16.Nd6 Bc7 17.Nb7 Qb8 18.Bc7 Qc7-+) 16...d4 (16...b5 17.f4-/+) 17.Qe2 g6 18.f4 (18.Be4 f6 19.Bg3 Ng3 20.hg3 Rb8-/+) 18...f6-/+ 19.f5 Bd5 (19...Bf5 20.Bf5 fe5 21.Be4+=) 20.Nc4? (better is 20.Bd4!? cd4 21.fg6+=) 20...fe5-/+ (20...Re5?! 21.Ne5 fe5 22.fg6 hg6 23.Bg6+=) 21.fg6 Ng7 22.gh7 Kh8 23.Na5 Qa5 24.Bg6 Rf8 25.ed4 Qb6 (25...ed4 26.Qe5 Bc4 27.d3-/+) 26.Qe5 Bg2 27.Rf8 Rf8 28.Qe7 (28.Qc5? Qf6 29.Qf8 Qf8 30.Kg2 Qd6-+) 28...Rc8 29.Qg5 (29.Bf7 Qb2 30.Re1 Bd5-+) 29...Bh3 (29...Bd5 30.Rf1 cd4 31.Rf6-+) 30.Re1 (30.d5 c4 31.Kh1 Qf2-/+) 30...Qd6 (30...cd4 31.Bd3-/+) 31.d5-/+ Rf8 (31...Rf8 32.Be4 Rf4-/+) 0–1. Sternik,Ryszard (1805) – Mevel,Alberic (1855), FICGS, 2015.

7.Be2 c6 8.0-0 d6 9.Bf4 a6 (9...Na6 10.Ba6 ba6 11.Rb1=) 10.Nd4 (10.Rb1 c5+=) 10...Bc3= 11.dc3 Nd5 12.Bf3 Ra7 (better is 12...Nf4!? 13.ef4 c5=) 13.Bg3+/- Ne7 (13...Nc3 14.Qd3 Nd5 15.Qa3+/-) 14.Qd3 (14.e4!?+-) 14...Ng6+/- 15.Qd2 Qf6 16.a4 (16.e4 c5 17.Nb3 Rd8+/-) 16...Nd7 17.Nb3 Nge5 18.Be2 d5 19.Qd4 Ra8 20.a5 Ng6 21.h3 Qf5 22.Bd3 Qh5 23.Rfe1 Nde5 24.Be2 Qg5 25.Nc5 Nd7 26.Nd7 Bd7 27.c4 Be6 (27...Rad8 28.cd5 cd5 29.Ra3+/-) 28.h4 Qe7 29.h5 Nf8 30.h6 (30.Rab1 h6+/-) 30...gh6+/- 31.Bh4 (31.Bf4 dc4 32.Bh6 f6+/-) 31...Qc7 (31...c5 32.Be7 cd4 33.Bc5 dc4 34.Bd4+=) 32.Ra3 (32.c5 Bf5+/-) 32...dc4 33.Bf6 Ng6 34.e4 (worse is 34.Bc4 c5 35.Qe4 Bc4 36.Qc4 Qc6+=) 34...c5 35.Qb2 Qf4 (better is 35...Rad8!?+/-) 36.Rf3+- Qd2 (36...Qe4?? 37.Qc1 Nf4 38.Rg3 Kf8 39.Bf3+-) 37.Bc3 Qd6 38.Rg3 Rad8 39.Bh8 Qf8 40.f4 Rd2 41.Bc3 Qd6 42.Be5 Qc6 43.Qc3 Red8 44.Bh5 Qd7 45.Rf1 Bf5 46.Qf3 Rc2? 47.ef5 Qf5 48.Rd1 Rd3 49.Rd3 Rc1 50.Rd1 Qd3 51.Qd3 cd3 52.Rc1 1–0. gambit_queen (2190) – vulpecula (2070), gameknot.com, 2014.

7.Be2 c6 8.Bd6 Bc7 9.Bc7 Qc7 =.

7.Be2 Nc6 8.Bf6 Qf6 9.Nd5 =.

5.Nf3 Nc6

6.Bf4 d5 7.e3 0-0 8.Bd3 Re8 9.Bg5 Bg4 10.h3 Bh5 11.0-0 Ne5 12.g4 Nd3 13.cd3 Bg6 14.d4 c6 15.Ne5=+ h6 16.Bh4 Bh7 17.Rc1 Bc3 18.Rc3 g5 19.Bg3 Ne4 20.Rb3 f6 21.Nf3 Ng3 22.fg3 Qc7 23.Qe1 Kg7 24.Qf2 Re6 25.d3 Rae8= 26.Rc1 Re3=+ 27.Ne5 Bd3?? 28.Qe3+= Ba6 29.Re1 fe5 30.de5 c5 31.Qf2 Re5=+ 32.Re5 Qe5 33.Re3 Qf6 34.Re8 Qf2-/+ 35.Kf2 d4 36.Ke1 Kf7 37.Rc8 c4 38.Rd8 d3 39.Kd2 Bb5 40.Kc3 Kf6 41.Rf8 Kg6 42.Rb8 Ba6 43.a4 Kf6 44.Rh8 Kg7 45.Ra8= Kf6 46.Ra7 Ke5 47.Ra8 Ke4 48.Rf8 Ke3 49.Rf6 (49.Rf6 Ke2 50.Rh6+=). gtate (2150) – pocketaces, net–chess.com, 2007.

6.Bf6 Qf6

7.Nd5 Qb2 8.e3= Ne5 9.Nd4 c6 10.Nb3 Bd8 11.Nc3 Qa3 12.f4 Ng6 13.Qh5 d5 14.Bd3 Bf6 15.0-0 Ne7 16.Rae1 g6 17.Qe2 h5 18.e4 d4 19.e5= Bh4 20.Ne4 Be1 21.Nd6 Kf8 22.Qe1 Nf5 23.Bf5+= Bf5 24.Nd4 Rd8? 25.N4f5 gf5 26.Nb7 Rb8 27.Nd6 Qa2 28.Qh4 Qc2 29.Qf6 Qc5 30.Kh1 Rh7 31.Qf5 Rg7 32.Qh5 Qd5 33.Qh8 Rg8 34.Qh6 Rg7 35.Qh3 Qe6?? 36.Nf5 Rg8 37.Qa3+- Ke8 38.Nd6 Kf8 39.d4 Kg7 40.f5 Qb3 41.Qa7 Rh8?! 42.f6 Kg6 43.Nf5 Qd3 44.Qa1 Rh5 45.Ne7 Kh7 46.Nc6 Qg3 47.Kg1 Qh2 48.Kf2 Rb3 49.Ne7 Qg3 50.Kg1 Qh2 51.Kf2= Rhh3 52.Qa8?? Rb2 53.Ke1 Qg3 54.Kd1 Qd3 (54...Qd3 55.Ke1 Qe2#) 0–1. Sticker,Otto – Stanetzek,Carsten (2210), Bayern–chI Bank Hofmann 3rd, 1999.

7.Nd5 Qf5 8.c4 0-0 9.e3 Re8 10.Qb3 Qg6 11.Rc1 (11.Qb1 Qb1 12.Rb1 Rb8=) 11...d6 12.h3 Bb6 13.Bd3 Qh6 14.0-0 Be6 15.Be2 Ne7 16.Nf4 Bd7 17.g4 (17.d4 c5 18.Rfd1 Rad8=) 17...g5 18.Nh5 Rf8 19.Nh2 Be6 20.Qc3 f5 21.gf5 Bf5 (worse is 21...Nf5 22.Ng4 Qg6 23.Nhf6 Kh8 24.Nd7 Ng7 25.Nf8 Rf8 26.d4+/-) 22.Ng4 Bg4 23.hg4 c6 24.Rb1 Rf7 25.a4 Rb8 26.f4 gf4 27.a5 (27.Rf4? Rf4 28.Rb6 Rf7-+ (28...ab6?! 29.ef4 Kf7 30.g5+=); 27.Nf4?? Rf4 28.Kg2 Rf1 29.Rf1 Rf8-+) 27...Bc7 28.Rf4 Rf4 (28...d5 29.Rf7 Kf7 30.Rf1 Ke8 31.Qh8 Kd7 32.Nf6 Kd6 33.c5 Ke6 34.Qh7 Qh7 35.Nh7 Ba5 36.Rf6 Kd7 37.d4=) 29.ef4+= Qg6 (29...Kf7 30.Re1 Qg6 31.g5+/-) 30.f5+/- (30.f5 Qg5 31.Qf6 Qf6 32.Nf6 Kg7 33.Nd7+-) 1–0. Woelfelschneider,Peter (2325) – Galuschka,Christian (2170), CiF–11.Superturnier, 2010.

7.Nd5 Qf5 8.c4 d6 9.Rb1 0-0 10.e3 Qg6 11.Rb5 Qe4 12.Be2 a6 13.Rb3 b5 (13...Re8!?=) 14.Bd3+= Qe8 15.cb5 Ne5 16.Ne5 Qe5 17.Nf4 Bd7 18.ba6 Ba4 19.0-0 Kh8 20.Bc4 Qg5 21.d4 c6 22.Bd3 (22.Qh5 Qh5 23.Nh5 Bb3 24.ab3 Rfb8+/-) 22...d5 23.Nh3 Qh6 24.Qg4 Bb3 25.ab3 f5 26.Qg5 Qd6 27.Qh5 g6 28.Qh6 Rfb8 29.Rb1 Qe7 30.Nf4 Qf6 31.g4 fg4 32.Ng6 Kg8 33.Qh4 Qh4 34.Nh4 Bd8 (34...Bd8 35.Nf5 Bg5+-). Sijses,Wim – Jenneborg,Seved, IECG, 2004.

7.Nd5 Qf5 8.c4 Qg4 9.e3 0-0 10.Bd3 d6 11.0-0 Bb6 12.Rb1 Qh5 13.Qc2 Qh6 14.Rfe1 Bg4 15.Nd4 Bd4 16.ed4 Nd4 17.Qc3 c5 18.Rb7 Qg5 19.f4 Qh4 20.Re3 Rae8 21.Qc1 Be6 22.Qf1 Bd5 23.cd5 g6 24.Rd7 Rd8 25.Rde7 (25.Ra7 Ra8 26.Ra8 Ra8=) 25...Rb8 (25...a5 26.f5=) 26.Ra7= Ra8 27.Ra8 Ra8 28.f5 Kg7 (28...Ra2? 29.Re8 Kg7 30.f6 Kh6 31.Re3+-) 29.Qb1 Qg5 30.fg6 hg6 31.Bc4 Ra4 32.Qc1 f5 33.Qb2 Rb4 (33...Rc4? 34.Qb7 Kh6 35.Rh3 Qh5 36.Rh5 Kh5 37.Qh7 Kg5 38.Qe7 Kh6 39.Qf8 Kh7 40.Qd6 Rc1 41.Kf2+-) 34.Qa3 Nf3 (34...Rc4? 35.Qa7 Kh6 36.Rh3 Qh5 37.Rh5 Kh5 38.Qh7 Kg5 39.Qe7 Kh6 40.Qf8 Kh7 41.Qd6 Rc1 42.Kf2+-) 35.Rf3 Rc4 36.Qb2 (36.Re3 Qf6+=) 36...Qf6= 37.Qf6 Kf6 38.Re3 f4 39.Re6 Kf5 40.Rd6 Rc2 41.a4 Rd2 42.a5 Ra2 43.a6 Ke4 44.Rg6 Kd5 45.Kf1 c4 46.Ke1 c3 47.Kd1 Kc4 48.h4 Kd3 49.Rd6 Kc4 50.h5 Rg2 51.h6 f3 52.a7 Rg1 53.Kc2 Rg2 54.Kc1 Rg1 55.Kc2 Rg2 56.Kc1 Rg1 57.Kc2 Rg2 58.Kc1 ½–½. pierre – chessie, internet, 2015.

7.Nd5 Qf5 8.Ne3 Qe6 9.c4 0-0 10.Rb1 d6 11.Nd5 Ne5 12.Ne5 de5 13.Qa4 Bb6 14.Qa3? Bd7 15.e4 c6 16.Ne3 Rfb8 17.Be2 Qg6 18.c5 Bc7 19.Bf3 b5 20.0-0 a5 21.Qb2 Be6 22.Qc2 Rd8 23.d3 Rd4 24.Nf5 Bf5 25.ef5 Qf6 26.Be4 Rad8 27.Rfe1 a4 28.a3 Rb8 29.Rb4 Rd7-/+ 30.Rf1 Ba5 31.Rbb1 Rc8 32.g3 Rd4 33.Qe2 b4 34.ab4 Bb4 35.Rfc1 Qe7 36.Qh5 h6 37.Qd1 a3 38.Qc2 Ra8 39.Bc6 Ra5 40.Be4 Rc5 41.Qa2 Qc7 42.Rc5 Qc5 43.Qb3 Qc8 44.Kg2 Bd6 45.Ra1 Be7 46.Ra2 Rd8 47.Rc2 Qb8 48.Qa2 Rc8 49.Bd5 Rc2 50.Qc2 Bd6 51.Qc6 Qd8 52.h4 Kf8 53.Bc4 Qc7 54.Qd5 Qe7 55.h5 Bb8 ½–½. Werner,Peter – Malmstroem,Jan (1915), TE.2004.P.01711, 2004.

7.Nd5 Qd6

8.c4 0-0 9.e3 Re8 10.Rb1 Ne5 11.Ne5 Re5 12.Be2 c6 13.Nf4 Re8 14.0-0 Qd2 15.Qd2 Bd2 16.Rfd1 Ba5 17.Bg4 Re7 18.g3 Bc7 19.a3 b6 20.Rd2 Kf8 21.Rbd1 Re4 22.Rc1 Ke7 23.h3 Re5 24.Rc3 Ra5 25.e4 Bd6 26.Rcd3 Ba3 27.Bd7 Bb7 28.Be6 fe6 29.Rd7 Kf6 30.Rb7 g5 31.Nh5 Ke5 32.Rg7 Rf8 33.Rg5 Ke4 34.Rg4 Ke5 35.Rdd4 Rf7 36.h4 Re7 37.Rd1 Bc5 38.Rf4 Ra3 39.Kf1 Bb4 40.Nf6 Rg7 41.Rdd4 Bc3 42.Nd7 Rd7 43.Rd7 Ra1 44.Kg2 h6 45.Rh7 Bd2 46.Rff7 Ra2 47.Ra7 Rc2 48.Kh3 Rc4 49.f4 Ke4 50.Rh6 e5 51.Re6 Bc3 52.fe5 b5 53.Re8 Bd4 54.Rc7 Be5 55.h5 Kd4?? 56.Rd7 Kc3 57.Re5 b4 58.h6 1–0. Blitzmich – flipper, ACL–T052 playchess.de, 2003.

8.c4 Ne5 9.Ne5 Qe5 10.Rb1 c6 11.Rb3 0-0 12.Nc3 f5 13.d4 Qe6 14.e3 f4 15.Qh5 fe3 16.Qa5= ef2 17.Kd1 Qe1 18.Kc2 d5 19.cd5 Bf5 20.Kb2=+ cd5 (20...cd5 21.Ka3 Qe7 22.Qb4 Qe6 23.Nd5 Rf7+-; 20...b6 21.Qa6 Qd2 22.Ka3=+). Schulz,Hans_Juergen – Baer,Werner, TT–09 ETC, 2003.

8.e4 Ne5 9.c3 c6 10.Ne3 0-0 11.Be2 Nd3 12.Bd3 Qd3 13.Qa4 Bc7 14.Qd4 Qd4 15.Nd4 b6 16.d3 g6 17.a4 a6 18.g3 Re8 19.Kd2 Rb8 20.f4 Bb7 21.Nf3 Re7 22.c4 d6 23.Rhb1 Rbe8 24.Ng4 Kg7 25.Re1 Rd7 26.Ne3 h5 27.Ra2 d5 28.cd5 cd5 29.ed5 Bd5 30.Nd5 Re1 31.Nc7 Rf1 32.Ke2 Rf3 33.Kf3 Rc7 34.Ke4 Kf6 35.Rb2 Re7 36.Kd5 Re6 37.Rc2 Kf5 38.d4 Kg4 39.Rd2 Kf5 40.a5 Kf6 41.ab6 Rb6 42.Kc5 Rb3 43.Kc6 Ke7 44.Re2 Kd8 45.Ra2 Ke7 46.Rc2 Kd8 47.d5 Rb8 48.Ra2 Rc8 49.Kd6 Ra8 50.Ra5 Ra7 51.h4 Kc8 52.f5 gf5 53.Ke5 Kc7 54.Kf5 Kb6 55.Ra2 Ra8 56.d6 Kc6 57.Kf6 a5 58.g4 hg4 (58...Kd6? 59.gh5 Rh8 60.Ra5+-) 59.h5 Kd6 (59...Re8 60.h6 Re6 61.Kg5=) 60.Kf7 (60.h6!? g3 61.Ra3+- (61.Kf7?! Ke5=)) 60...Ke5 61.h6 g3 62.h7 Ra7 63.Kg6 Rh7 64.Kh7 Kf4 65.Ra4 Kf3 66.Kg6 g2 67.Ra1 Kf2 68.Kf5 g1Q 69.Rg1 Kg1 70.Ke4 a4 71.Kd3 a3 72.Kc2 a2 73.Kb2 a1Q 74.Ka1 ½–½. chandragupta (2170) – kostini (1910), gameknot.com, 2014.

8.e4 0-0

9.Bd3 b6 10.0-0 Bb7 11.c3 Rae8 12.Qc2 Ne7 13.Ne7 Re7 14.Rae1 Rfe8 15.Re3 c5 16.e5 Qh6 17.Bc4 a6 18.a4 Qf4 19.Qd3 b5 20.ab5 ab5 21.Bb5 Bc7 22.Bc4 Bf3 (22...Be5? 23.Ne5 (23.Re5?! Re5 24.Ne5 Qe5+/-) 23...Bg2 24.Kg2 Re5 25.Qd7+-) 23.g3 Qg4 24.Rf3 Rf8 (24...Be5!? 25.Qd5 Rf8+/-) 25.Re1+/- Rd8 (25...Be5? 26.Rfe3 Bg3 27.fg3 Re3 28.Re3+-) 26.Qd5 Qe6 27.Qc5 d5 28.Bf1 Bb6 29.Qb4 Rb7 30.Qh4 Re8 31.Rf6! Qd7 (31...gf6 32.ef6 Decoy) 32.Rd6 Qd6 33.ed6 Re1 34.Qa4 Rb8 35.Qc6 d4 36.d7 Bd8 37.Qc8 Reb1 38.c4 (worse is 38.cd4 Kh8+-) 38...g6 (38...Kf8 39.Qc5 Be7 40.Qd4+-) 39.c5 Kg7 (39...Kf8+-) 40.c6 Ba5 41.c7 (41.c7 Rc8 42.dc8Q+- (42.dc8R?! Rc1=)) 1–0. gioco1b4 (2560) – Nachiketa (2270), ChessWorld.net, 2013.

9.Bd3 b6 10.0-0= Bb7 11.c3 Rae8 12.Qc2 Ne7 13.Ne3 Ng6 14.Nc4 Qc5 15.Rfe1 Re7 16.Bf1 Rfe8 17.d4+= Qh5 18.d5 Nf4 19.Na5 ba5 20.Rab1 Ba8 21.c4 c6 22.Qc3 f6 23.g3 Qg4 24.d6+/- Rf7 25.c5 Ne6 26.Bc4 Qh5 27.Re3 a4 28.Nd4 Kh8 29.Ne6 de6 30.Be6! Rff8 31.d7 Rd8 32.f4 (32.f4 a6 33.Rd3+-) 1–0. Steinmann,Joachim – Krasny,Henryk Jan, corr 3GMM½–07, 1999.

9.Bd3 Ne5 10.Ne5 Qe5 11.0-0 c6 12.Ne3 Bb6 13.Nc4 Qc5 14.Nb6 (14.Qf3 Bc7=) 14...ab6+= 15.a4 d6 16.Qb1 Re8 (16...Be6 17.Qb2 f5 18.ef5 Bf5 19.Bf5 Rf5 20.d4=) 17.Re1= h5 (17...Bg4 18.Qb2=) 18.h4 Be6 19.Qb2 Bc4 20.Bc4 Qc4 21.d3 (21.Qb6 Ra4 22.Ra4 Qa4 23.Qb7 Qc2= (23...Re4?? 24.Qc8 Kh7 25.Qf5 g6 26.Qe4 Qe4 27.Re4+-)) 21...Qc5 22.c4 Ra6 23.g3 Rea8 24.Rab1 f6 25.Re2 Kf7 26.Kg2 Ke7 27.Rc2 Qe5 28.f4 Qb2 29.Rcb2 Kd7 30.Kf3 Kc7= 31.g4 hg4 32.Kg4 g6 33.Rg1 Ra4 34.Kf3 Ra3 35.Rg6 Rd3 36.Kg4 d5 37.Rg7 Kd6 38.cd5 cd5 39.ed5 f5 40.Kf5+/- Rd5 41.Kg4 b5 42.Rg6 Ke7 43.Rg5+/- Ke6 44.Rd5 Kd5 45.Rb5 Kc6 46.Re5 Rg8 47.Rg5+- Rh8 48.f5 b5 49.Rg6 Kd5 50.h5+- Ke5? 51.Re6 Kd5 52.Re7 b4? 53.f6 b3 54.f7 b2 55.Rb7 Ke6 56.Kg5 Rf8 57.h6 b1Q 58.Rb1 Rf7 59.Re1 (59.Re1 Kd5 60.Rh1+-) 1–0. Benassi,Aspasio (2150) – Both,Erik (2140), SA–2011–0-00186, 2011.

9.Bd3 Qg6 10.0-0 d6 11.Re1 Bg4 12.Rb1 Rfe8 13.c3 Bb6 14.h3 Bf3 15.Qf3 Ne5 16.Qe2 c6 (worse is 16...Nd3 17.Qd3 Re5 18.a4+=) 17.Nb6 ab6 18.Rb6 Ra2 19.Qe3 (19.Rb7? Rd2!? 20.Qd2 Nf3 21.Kh1 Nd2-+) 19...f5 20.Be2 (20.Rb7? f4 (20...Nd3?! 21.Qd3 Re4 22.Reb1=) 21.Bb1 Rb2 22.Rb2 fe3 23.Re3 Kh8-+) 20...fe4 21.Rb7 Rf8 22.Qd4 Kh8 23.Reb1 Raa8 24.c4 c5 25.Qd5 Qf6 26.Rf1 Qf4 27.Rb6 Rad8 28.g3 Qf5 29.Rd6+= Rde8 30.Kg2 Qc8 31.Rb1 Qf5 32.Qc5 Qf7 33.Qd4 Nf3 34.Qe3 Re5 35.Ra1 Rh5 36.h4 Re5 37.Ra7 Qf5? 38.Bd1 Qg4 39.Rf7 Rc8? 40.Bf3 ef3 41.Qf3 Qf3 42.Kf3 Rec5 43.Rdd7 Rc4 44.Rg7 h5 45.Rh7 Kg8 46.Rh5 R8c6 47.Ra5 Rf6 48.Kg2 Rc8 49.Raa7 Rh6 50.d4 Kh8 51.d5 Kg8 52.d6 Rb8 53.Kh3 Kh8 54.f4 Rc8 55.f5 Rf6 56.Rh7 Kg8 57.Rag7 Kf8 58.Rc7 Kg8 59.Rc8 Kh7 60.d7 (60.d7 Rd6 61.d8R Rd8 62.Rd8 Kg7 63.Rd7 Kf6 64.g4 Ke5 65.h5 Kf4 66.h6 Kg5 67.h7 Kf4 68.h8Q Kf3 69.Qd4 Ke2 70.Kg3 Ke1 71.Qd1#) 1–0. Woelfelschneider,Peter – Winkler, 2009.

5.Nf3 d6

6.Bf4 Nbd7 7.e3 (7.Nb5 Nd5 8.Bg3 a6 9.Nbd4 Nc3 10.Qc1 Ne4 11.e3 0-0 12.Nb3) 7...Bc3 (7...0-0 8.Nb5 Nc5 9.Nbd4 Nce4 10.Bd3 c5 11.Nb3 Bg4 12.0-0; 7...Nc5 8.Nb5 (8.Bb5 c6 9.Bc4 0-0 10.0-0 Bc3 11.dc3 Nfe4 12.Qd4; 8.Bc4 Bc3 9.dc3 Be6 10.Bb5 c6 11.Be2 Nd5 12.Bd6; 8.Be2 Bc3 9.dc3 Ne6 10.Bg5 Ng5 11.Ng5 Qe7 12.Qd3; 8.Ne2 0-0 9.Ned4 Nce4 10.Bd3 d5 11.Nb3 Bb4 12.0-0) 8...Ne6 9.Bg3 a6 10.Nbd4 Nd4 11.Nd4 Ne4 12.Nb3) 8.dc3 0-0 (8...Nc5 9.Bd3 0-0 10.Bg5 Re8 11.Nd4 h6 12.Bh4) 9.Bc4 (9.Bd3 Nc5+= 10.Bg5 Re8 11.0-0 h6 12.Bh4) 9...Nc5 (9...Nb6 10.Bb3 Be6 11.Qd4 c5 12.Qd6) 10.0-0 Bg4 (10...Be6 11.Bb5-/+ (11.Be2 Nd5 12.Qd4) 11...Nd5 12.Qd4) 11.h3 (11.Be2 Ne6+= (11...Qe7 12.Rb1) 12.Rb1) 11...Bh5 (11...Bf3 12.Qf3 Nfe4 13.Qd1-/+) 12.Re1 (12.Be2 Bg6+=; 12.Rb1+=) 12...Qd7 (12...Nfe4 13.Qd5 Bf3 14.gf3+=) 13.a3 (13.Be2 Qa4-/+) 13...a6 (13...Nce4 14.a4-/+) 14.Be2 Rfe8 15.c4 Nfe4 16.Qd5 Bg6 17.Bf1 (17.Qd4 Ne6 18.Qb2 Nf4 19.ef4 Nc5-/+) 17...Qd8 (17...Qa4 18.Qd1-/+) 18.Rac1 (18.Bd3 Qf6 19.Qd4 Nd3 20.cd3 Qd4 21.ed4 Nc3-/+) 18...Rb8 (18...Qe7 19.Qd4-/+) 19.Qd4 Ne6 20.Qb2 Bh5 21.Be2 b6 (21...Qe7 22.Rcd1-/+) 22.Rcd1 f5 23.Bh2 Qe7 24.Qa1 (24.Rd5 Rf8-/+) 24...Qf7 (24...N6g5 25.Nd4 Nh3 26.gh3 Qg5 27.Kf1-/+) 25.Nd4 (25.Qb2 N6c5-/+) 25...Be2 26.Ne2 Re7 27.f3 N4c5 28.Kh1 Nf8 29.Qd4 Na4 30.Nf4 Ne6 31.Ne6 Re6 32.Bf4 Rf8 33.Rf1 Nc5 34.Rfe1 Rfe8 35.Qd5 h6 36.Qd4 Nd7 37.Bg3 R6e7 38.Kg1 Kh7 39.Qf4 Qf6 40.Bf2 g5 41.Qd4 Qg6 42.Bg3 g4 43.Kf2 Nc5 44.Qc3 Rg7 45.Rg1 Reg8 46.Rdf1 gh3-+ 47.gh3 Qh5 48.h4 Qf7 49.Bf4 Rg6 50.Bg3 Rg4!-+ 51.Qb2 Rc4 52.Rd1 Ne6 53.Qb3 b5 54.Qd3 Qf6 55.Rc1 Rh4! 56.Rg2 Rh5 (56...Rh5 57.Rd1 Rg6-+; 56...Rc4 57.Rcg1-+) 0–1. Schulz,Hans_Juergen (2305) – Taulien,Hans_Juergen (2350), RSX4D–A00–SokStabSys–1, 2004.

6.Bg3 0-0 7.e3 Re8 8.Bd3 Nc6 9.0-0 Be6 10.Bh4 Nb4 (10...h6!?=) 11.Ne4+= Nd3 12.cd3 d5 (12...c5 13.Bf6 gf6 14.Qa4+=) 13.Nf6+/- gf6 14.Rb1 Bg4 (14...Bb6 15.Nd4 c5 16.Ne6 Re6 17.f4+/-) 15.Qa4 (15.Rb7 Re6 16.h3 Bh5+-) 15...Bf3+/- 16.Qf4 Re6 17.Qg3 Kh8 18.Qf3 (18.gf3?! Qe7 19.Qf4 Bb6=) 18...b6 19.e4 Bd2 (19...de4 20.de4 Kg7 21.e5 Re5 22.Bf6 Qf6 23.Qa8 Bd2 24.Rb3+/-) 20.ed5+/- Rd6 21.Bg3 Rd7 (21...Rd5 22.Bc7 Rd3 23.Bd8 Rf3 24.gf3 Rd8 25.Rfd1+-) 22.Rb2 (22.Rfd1 Bh6+/-) 22...Bh6 23.Re1 Rd5 24.Rbe2 c6 25.Re7 Bg7 26.h3 Qf8 27.Rc7 Qb4 28.Rd1 Kg8 29.Rc6 Rad8 30.Rc7 Qa4 31.Rd2 a6 (31...R5d7 32.d4+=) 32.Bf4+/- Qd4 33.Rb7 b5 34.Rd1 Rf5 35.Be3 Qa4 (35...Rf3 36.Bd4 Rf5 37.Bb6+=) 36.Qe2+/- Re5 (36...Rfd5 37.d4+=) 37.Rc1 f5? (better is 37...Qd4 38.Qd2 Qd5+/- (38...Qd3 39.Qd3 Rf8 40.Rcc7 Re6 41.Qd5 a5 42.Rf7 Rf7 43.Qe6 Kh8 44.Qf7 f5 45.Qg7)) 38.Qh5+- Qa2 39.Bd4 Ree8?? (better is 39...Rf8 40.Be5 Be5 41.Qf5 Qd5 42.Qg4 Bg7+-) 40.Rc4 Rf8 41.Bg7 Kg7 (41...Qd2 42.Bf8 Rf8+-) 42.Rf7!! Rf7 43.Qg5 1–0. condoru (2065) – hahaha (2010), gameknot.com, 2014.

6.Bg3 Nbd7 7.e3 h6 8.Bc4 Bc3 9.dc3 0-0 10.0-0 Ne4 11.Qd4 (11.Bh4 g5 12.Bg3 Ndc5=) 11...Ndf6+= 12.Nd2 (12.Bd5!? c5 13.Qc4+=) 12...c5-/+ 13.Qd3 Ng3 14.hg3? (better is 14.fg3 d5 15.Rf6 Qf6 16.Bd5-/+) 14...d5-+ 15.Bb3 c4 16.Nc4 dc4 17.Qc4 Be6 (17...Be6 18.Qb4 Qc7-+) 0–1. chpot (1915) – almanzor1 (2385), gameknot.com, 2014.

6.Bg3 Nbd7 7.e3 h6 8.Bc4 Bc3 9.dc3 Nc5 10.0-0 0-0 11.Nd4 Qe7 12.Qf3 (12.Bh4!?+=) 12...Bg4 13.Qf4 Nce4 14.Nf5 Bf5 15.Qf5 Nd2 (worse is 15...Nc3 16.Qd3 Nfe4 17.Bf4-/+; 15...Ng3?! 16.hg3 Rfe8 17.Rab1-/+) 16.Bd3 Nf1 17.Rf1 Rfe8 (17...Qe6 18.Qf3 Qd5 19.Qd5 Nd5 20.Rb1-+) 18.Bh4-/+ Qe5 19.Qf3 (better is 19.Bf6!? Qf5 20.Bf5 gf6 21.Rb1-/+) 19...Ne4-+ (19...Qc3?! 20.Bf6 Qf6 21.Qb7-/+) 20.Bg3 Ng3 21.hg3 Rab8 22.c4 Qa5 23.g4 Qa2 24.Qf5 Qb2 25.Qh7 (25.c5 g6 26.Qf4 dc5-+) 25...Kf8 26.Qf5 Qe5 0–1. cristero (2490) – pcmvr, net–chess.com, 2016.

6.Bf6 Qf6=+

7.Na4 b5-/+ 8.Nc3 (8.c3 0-0 9.Nb2 Nc6-/+) 8...Bc3-+ 9.dc3 Qc3 10.Nd2 0-0 11.e3 Bb7 (11...Bg4 12.Qc1 b4 13.a3-+) 12.Rb1 a6 13.Be2 (13.a4-+) 13...Bg2 14.Rg1 (14.Rb3 Qf6 15.Rg1 Bc6-+) 14...Bd5 15.Ra1 (15.Qc1 Ba2 16.Ra1 Bd5-+) 15...Nd7 16.Kf1 f5 17.Nf3 c6 (better is 17...Nf6-+) 18.Nd4 (18.Qd4 Qd4 19.Nd4-+) 18...f4 19.ef4 (19.Qe1 Qc5 20.Bg4 fe3 21.Qe3-+) 19...Qh3 20.Ke1 Rf4 21.Qd2 (21.Rg3 Qh2 22.Nf3-+) 21...Qh2 22.Rf1 Bg2 23.Ne6 (23.Qe3 Bf1 24.Nf3 Qg2 25.Qf4 Be2-+) 23...Rf6 24.Ng5 Bf1 25.Nf3 Qh1 26.Qe3 Be2 27.Ke2 Qa1 28.a3 Raf8 0–1. guides (1875) – forsetinn (2235), gameknot.com, 2014.

7.Nd5 Qd8 8.c3 c6 9.Qa4 0-0 10.Ne7 Qe7 11.Qa5 c5 12.e3 Bd7 13.Qc7= b6 14.Bb5 Re8 15.a4 Bb5 16.Qe7 Re7 17.ab5 a6 18.Ke2 f6 19.Ra4 Kf7 20.g4 Rea7 21.ba6 (21.ba6 b5 22.Ra5=; 21.Rha1 d5=). Myrberg,Johnny – Karlsson,Torbjoern, corr SSKK, 1991.

7.Nd5 Qd8 8.c4 0-0 9.Qc2 c6 10.Nc3 Na6 11.a3 (11.e3 Nb4 12.Qb1 Bg4=+) 11...Qf6-/+ 12.Rc1 (12.e3 Bf5 13.Qb2 Nc5-/+) 12...Bf5 13.Qa2 (13.Ne4 Qe7 14.Qa4 Bb6-/+ (14...Qe4?! 15.Qa5 Nc5 16.Qc3-/+)) 13...Nc5 14.e3 Nd3 (14...Rfe8 15.Be2-/+) 15.Bd3 Bd3 16.Ne2 (16.Qb3 b6=+) 16...Be4 17.Qa1 Qa1 (17...Qe7 18.Nc3-/+) 18.Ra1=+ Rfd8 19.Nc1 (19.Ned4 Re8=+) 19...c5 20.Ke2 d5 21.Nb3 Bb6=+ 22.cd5 c4 23.Nbd4 Bd3 24.Kd1 Rd5 25.Ne2 Be4 26.Nc3 Bf3 27.gf3 Rd3 28.Kc2 Rad8 29.Rhd1 Bc5 30.a4 Bb4 31.Rab1 Ba5 32.Ra1 Kf8 33.Rab1 f5 34.f4 R8d6 35.h4 h5 36.Ra1 a6 37.Ra3 g6 38.Nb1-/+ Bd8 39.Rh1 b5 40.ab5 ab5 41.Ra8 Kf7 42.Rb8 Rb6 43.Rb6 Bb6 44.Nc3 b4 45.Rb1 Ba5 46.Ra1 b3 (47.Kb1 Bc3 48.Ra7 Ke6 49.dc3 Rd1 50.Kb2 Rd2 51.Kb1 Rf2 52.Ra6 Kd5 53.Rg6 Rd2-+; 46...bc3 47.Ra5 cd2 48.Ra7 Kf6 49.Ra6 Kg7 50.Ra1-+) 0–1. Giorgetti,Fosco – Chiaretti,Roberto, ITA–chT Italy, 1994.

7.Nd5 Qd8 8.e3 c6 9.Nf4 0-0 10.Be2 Nd7 11.c3 (11.0-0 Qf6=) 11...Ne5=+ 12.0-0 Nf3 13.Bf3 d5 14.Re1 (14.Bg4 Bc7=+) 14...Re8 (14...Qg5 15.Nd3=+) 15.Bg4 Bc7 16.Bc8 Rc8 17.Qg4 g6 (17...Rb8 18.Nh5 g6 19.Ng3=) 18.a4 (18.Rab1 Qf6=) 18...Re4 (18...Qf6 19.d4=) 19.d3 Re8 20.g3 (20.Reb1 Rb8=) 20...b6 21.Kg2 (21.Reb1 Qf6=+) 21...f5 (21...Qf6 22.Ne2=+) 22.Qf3= Qf6 23.Ne2 Rcd8 (23...Be5 24.d4 Bd6 25.Reb1=) 24.Rh1 (24.a5 ba5 25.Reb1 Rb8=+) 24...Re7 25.h4 (25.Rhb1 Rde8=) 25...Rf7 (25...Be5 26.d4 Bd6 27.a5=+) 26.Rab1 Re7 27.Rhd1 (27.Ra1 Be5=+) 27...Qf7 (27...Be5 28.Rdc1=+) 28.h5= Qf6 29.c4 (29.hg6 hg6 30.Rh1 Kf7=) 29...g5 30.Nd4 Rf8 31.Kh1 Be5 32.cd5 g4 33.Qg2 Bd4 34.ed4 f4 (34...cd5 35.Qd5 Ref7 36.a5=) 35.gf4 cd5 36.Qd5 Kh8 37.Qg5 Qf4 38.Qe7 Qf3 39.Kg1 Qf2 ½–½. marekt (2170) – rlcpw (2285), gameknot.com, 2017.

7.Nd5 Qd8 8.e3 Nd7 9.Be2 0-0 10.c4 Ne5 11.Nf4 c6 12.Qc2 Qf6 13.Rd1 Bf5 14.Qb3 Be4 15.Nh5 Qe7 (15...Nf3? 16.gf3 Qg5 17.fe4+-) 16.Qa4 Bc7 17.d4 Nf3 18.gf3 Bf5 19.Rg1 Kh8 20.Ng3 Bd7 21.Qa3 Qh4 22.Bd3 f5 (better is 22...Qh3!?-+) 23.f4=+ Qh3 (< 23...Qh2 24.Rh1 Qg2 25.Ke2+-) 24.Rb1 Bc8 (24...Qh2 25.Rh1 Qg2 26.Ke2+-) 25.Bf1 Qh4 (25...Qh2?? 26.Rh1 Qh1 27.Nh1+-) 26.Be2 Rb8 27.Qa7 Be6 28.d5 (28.Rb7? Ba5 29.Qa5 Rb7-+) 28...cd5 (28...Qh2? 29.Rh1 Qg2 30.de6+-) 29.Nh5 Rf7 (< 29...Qh2 30.Rg7 Qh1 31.Bf1 Qh5 32.Rc7+/-) 30.cd5 Bd5 (better is 30...Qh2!? 31.Rg7 Qh1 (< 31...Rg7 32.Ng7 Qh1 33.Bf1+=) 32.Bf1 A) 32...Qh5? 33.Rg5 Qh6 34.Qd4 Qf6 35.de6 Ba5 36.Kd1+-; B) 32...Bd5?? 33.Rf7 Qe4 34.Rh7 (34.Rc7 Qb1 35.Kd2 Qb2 36.Ke1 Qb1 37.Ke2 Qb5 38.Kd2 Qb2 39.Rc2 Qb4 40.Kd1 Qb1 41.Rc1 Bf3 42.Kd2 Qb4 43.Rc3 Qb2 44.Rc2 Qb4 45.Kc1 Qe1 46.Kb2 Qb4 47.Ka1 Qe1 48.Kb2 Qb4 49.Ka1 Qe1 50.Kb2=) 34...Kh7 35.Nf6 Kg6 36.Ne4 Be4 37.Rc1+-; C) 32...Qd5 33.Rf7 Qa5 (33...Bf7?? 34.Rb5 Qe4 35.f3 Qe3 36.Qe3+-) 34.Qa5 Ba5 35.Kd1 Bf7=) 31.Rg7+= Rg7 32.Ng7 Qf6 33.Nf5 Qc3 34.Kd1 Rg8 35.Ng3 Ba5 36.Qd4 Qd4 37.ed4 Bc3 38.Rb6 Rg6 39.Bh5 Bd4 40.Rb5 Bc6 41.Bg6 Bb5 42.Be4 b6 43.Nf5 Bc5 44.Ne3 Kg7 45.h4 Be8 46.Ke2 b5 ½–½. Baer,Werner – Conde,Jose A, TT–06 TSC, 2003.

7.Nd5 Qe6 8.Nf4 Qh6 9.e3 g5 10.Ne2 c5 11.c3 Nc6 12.Qb3 0-0 13.h3 Kh8 14.Ng3 f5 15.h4 g4 16.Ng5 Qg6 17.Bc4 Ne5 18.Ne2 Nc4 19.Qc4 Qg8 (19...h6 20.Qd5=) 20.Qd3 (20.Qf4 Qd5=) 20...d5 21.Qb5 Bb6 22.a4 Rf6 23.Nf4 a6 24.Qd3 Rd6 25.c4 d4 (25...Qg7 26.Qa3 h6 27.a5+=) 26.e4 (26.Nd5 Rd5 27.cd5 Qd5+=) 26...Qf8 27.e5= Rc6 28.Kf1 Bc7-/+ 29.Re1 Qg8 30.Kg1 Qg7 31.g3 Rb8 32.f3 gf3 33.Qf3+= Bd7 34.e6 Be8 35.Nd5 Bd6 36.Kg2 Qg6 37.e7 (37.e7 Bd7 38.Rhf1+/-; 37.a5!?+/-) 1–0. Woelfelschneider,Peter – Roedl, 2010.

7.Ne4 Qe6 8.Ng3 f5 9.Nd4 Qf7 10.c3 0-0 11.Qa4 Bb6 12.e3 f4 13.Ne4 h6 14.Be2? d5-+ 15.0-0 Bd4 16.Qd4 Nc6 17.Qc5 de4 18.Rab1 f3 19.Bc4 Be6 20.Be6 Qe6 21.Rb7 Qg4 22.g3 Qh3 (22...Qh3 23.Qd5 Kh8 24.Qg8 Kg8 25.Rc7 Qg2#) 0–1. Chessdonkey – pierre_d, chessmaniac.com, 2006.

7.Ne4 Qe7 8.Ng3 0-0 9.e3 f5 10.Bc4= Kh8 11.Ne2 (11.0-0 Nd7=) 11...Nd7 12.0-0 Ne5 13.Ne5 de5 14.f4 Rd8 15.c3 e4 16.Qc2 c5 17.Rfd1 Be6 18.Be6 Qe6 19.Qb3 Qa6 20.Kf2 Rd7 21.a4 Rad8 (21...Bd8 22.Qb5 Qd6 23.d4 ed3 24.Nc1=+) 22.Ra2 (22.Qb5 Qb6=+ (22...Rd2?? 23.Rd2 Qb5 24.Rd8 Bd8 25.ab5+-)) 22...Qh6 23.h3 Qh4 24.Kg1 g6 25.Qe6 Bc7 26.a5 Kg7 27.Qb3 (27.Rb1 b6 28.Qc6 Kh6=+) 27...Qf6 (27...Kh6 28.Qb1=+ (28.Qb7? Bf4 29.Qd7 Rd7 30.Nf4 g5-+)) 28.Qc4 (28.c4 Kh6=+) 28...Qc6 29.g3 Rd5 30.Kf2 R8d6 31.Ke1 Qd7 (31...Rd7 32.Rb1=+) 32.Qb3 (32.Rb1 b6 33.ab6 Rb6 34.Rb6 Bb6= (worse 34...ab6 35.Ra7 b5 36.Qa2+=)) 32...Bd8 33.Qc2 (33.Rb2 b6=+) 33...c4 (33...Ra6 34.c4 Rd3 35.Nc1-/+) 34.Qa4 (34.a6 Ra6 35.Ra6 ba6=+) 34...Qc7 (34...Ra5 35.Qc4 Ra2 36.Qa2=+) 35.Rda1 (35.Rb1 Qc8 36.Rb5 a6 37.Rd5 Rd5=) 35...Ra6 36.Nd4 Kf7 (36...Rda5!? 37.Ne6 Re6 38.Qa5 Qa5 39.Ra5 Ba5 40.Ra5 Ra6=+) 37.Qb4= Be7 38.Qa4 (38.Qb2!?=) 38...Qc8 (38...Rda5 39.Qa5 Ra5 40.Ra5-/+) 39.Rb1 b6 (better 39...Rda5!? 40.Qa5 Ra5 41.Ra5 a6-/+) 40.Rb5= Ra5 41.Qa5 ba5 42.Rd5 Bd8 43.Rb5 (43.Ra4!?=) 43...Bb6=+ 44.Ke2 Ke7 (44...Qd7 45.Rb1=+) 45.Rba5 (45.Rd5!?=+) 45...Ba5-/+ 46.Ra5 a6 47.Nc2 Qf8 48.Ra6 Qh6 49.Ra7 Kd6 (49...Ke8 50.Ra8 Kd7 51.h4-/+) 50.h4=+ Qh5 51.Ke1 Qf3 52.Rh7 Qg3 53.Kd1 Qg1 54.Ke2 Ke6 (54...Qg2 55.Ke1=+) 55.Nd4 Kf6 (55...Kd5=+) 56.Nc2 (56.Nc6 Qg2 57.Kd1 Qf1 58.Kc2 Qd3 59.Kc1 Qf1 60.Kc2 Qd3 61.Kc1 Qf1 62.Kc2=) 56...Ke6 57.Ne1?? (better 57.Nd4 Kd5 58.Rd7 Kc5 59.Rc7 Kb6 60.Rc4 Qg4 61.Ke1 Qh4 62.Kd1=) 57...Qg4-+ 58.Kf1 Qg2 0–1. Butusina,Samuel (1645) – Balla,Tamas_Kristof (2350), 1nd Arad Open, 2018.

7.Ne4 Qe7 8.Ng3 0-0 9.e3 g6 10.c3 d5 11.Qa4 Bb6 12.Rb1 Nd7 13.Be2 h5 14.0-0 c6 15.Qf4 Kg7 16.c4 Qf6 17.Qf6 Nf6 18.cd5 Nd5 (18...cd5 19.d4=) 19.Rfc1 Bd8 (19...f5 20.Rb3=) 20.Bc4 (20.Ne4 Be7=) 20...Nb6 21.Bb3 Be7 22.h3 Re8 23.e4 f6 24.d4 a5 (24...Rd8 25.Ne2=) 25.Bc2 (25.Bd1 Bb4=) 25...Ba3 26.Re1 (26.Rd1 Nc4=) 26...Bb4 (26...Nc4 27.Bd3 b5 28.Bc4 bc4 29.Re3=) 27.a3= Be1 28.Rb6 Bb4 29.ab4 a4 30.b5 Re6 31.Bb1 c5 32.Re6 Be6 33.d5 Bd7 34.e5 fe5 35.Ne5 Bb5 36.Ne4 (36.Ng6 Re8 37.Nf5 Kg6 38.Nd6 Kf6 39.Ne8 Be8-+) 36...a3 37.Ba2 g5 38.Nc3 (38.g3 Re8 39.f4 gf4 40.gf4 Rf8=) 38...Be8 (38...Kf6!?-/+) 39.Ne4= b5 40.Nc5 Kf6 41.Ned3 Bg6 42.d6 (42.Nb4 Ke5=+) 42...Rd8 43.Kf1 (43.Nb7!? Rd6 44.Nd6 Bd3 45.Nc8-/+) 43...Rd6-/+ 44.Ke2 Rc6 45.Kd2 Ke7 46.f3 Rc8 47.Ne4 g4 48.hg4 hg4 49.Ne5 (49.Nb4 Rh8 50.Nd5 Kf8=+) 49...Bf5-/+ 50.Bb3 (50.Nc3 b4 51.Nd5 Kd6-/+) 50...g3 (50...Rh8 51.Nc6 Kd7 52.Ne5 Kc7 53.Ng4 Bg4 54.fg4-+) 51.Nd3 (51.Ng3?? Be6 52.Ng6 Kd7 53.Ne5 Kd6-+) 51...Rd8 52.Ke3 Be4 53.fe4 Rh8 54.e5 Rh1 55.Bd5 Rg1 56.Kf3 (56.Nb4!?-/+) 56...Kf8 57.Ba2 (57.e6 Ke7-/+) 57...Ra1-+ 58.Nb4 Rf1 59.Kg3 Rd1 60.Be6 Rd2 61.Kf3 Rb2 62.Nd3 Ke7 63.Nb2 Ke6 64.Nd3 a2 ½–½. Buczinski,Henryk (2165) – Daanen,Aard (2185), RM–2012–0-00097, 2012.

7.Nd5 Qf5

8.c4 =.

8.Ne3 Qc5 9.c3 Nc6 10.g3 Be6 11.Bg2 0-0 12.0-0 Bb6 (12...Bd7!?=) 13.d4+= Qc3 14.d5 Be3 15.fe3 (worse is 15.de6 Bh6 16.ef7 Rf7=) 15...Qe3 16.Kh1 Bd7 17.dc6 Bc6 18.Nd4 Bg2 19.Kg2 Qe4 20.Kg1 Rfe8 21.Rc1 c6 22.Rb1 b6 23.Rf2 Re5 24.Rb3 Rae8 25.Rbf3 Qd5 26.Rd3 (worse is 26.Rf7 c5+=) 26...Qa2 (26...Qc4 27.Qd2 Rc5 28.Nb3+/-) 27.e3+/- Qc4 28.Nf5 Rd5?? (better is 28...Rf5!? 29.Rf5 Qe6+/-) 29.Rd5+- cd5?? (29...Qd5 30.Qg4 g6 31.Nh6 Kg7 32.Rf7 Qf7 33.Nf7 Kf7 34.Qf3 Ke6 35.Qc6 Re7+-) 30.Nd6 (30.Nd6 Qc6 31.Ne8 Qe8 32.Qd5+-) 1–0. rcm06 (2150) – hahaha (2000), gameknot.com, 2014.

8.Ne3 Qg6 9.c3 Nc6 10.Nc4 Bb6 11.Qa4 Rb8 12.d4 0-0 13.Nb6 ab6 14.Qc4 Bg4 15.e3 Bf3 16.gf3 Ra8 17.f4 Ra3 18.Qd3 Rfa8 19.Qg6 hg6 20.Rc1 Ra2 21.Bc4 R2a3 22.Bd3 Kf8 23.h4 Ke7 24.Ke2 Ra2 25.Kf3 Rd2 26.Rhd1 Rd1 27.Rd1 Ra3 28.Rc1 d5 29.Kg4 Kd6 30.f5 gf5 31.Kf5 Ra2 32.f3 Rd2 33.Bf1 Ne7 34.Kf4 Rh2 35.Kg4 Rh1 36.Rb1 Ng6 37.h5 Rg1 38.Kh3 Ne7 39.Bd3 Rb1 40.Bb1 c5 41.f4 b5-/+ 42.Kg4 c4 43.Kf3=+ b4 44.cb4 b5 (44...b5 45.Bc2 Nc6-+) 0–1. Schulz,Hans_Juergen – Winiger,Albert, TT–09 ETC, 2003.

8.Ne3 Qh5 9.g3 0-0 10.c3 Nc6 11.Bg2 Be6 12.0-0 f5 (12...Rfe8 13.Rb1+=) 13.d4= Ne7 14.Qd3 f4 15.Qe4 Rf6 (15...Qg6 16.Qg6 Ng6 17.Ng5 Bc3 18.Ne6 Ba1 19.gf4 Bd4 20.Nd4 Nf4 21.Bb7=) 16.gf4 (16.Qb7 Re8 17.gf4 Nd5+=) 16...c6 17.Rab1 Nd5 (worse is 17...Bc3 18.Ng5 d5 19.Qd3+/-) 18.Rb7 Nf4 (worse is 18...Nc3 19.Qc6 Ne2 20.Kh1+/-) 19.Qc6 Rc8 (19...Ne2 20.Kh1 Bc3 21.Rg7 Kg7 22.Qa8 Nd4 23.Qb7 Rf7 24.Nd4 Bd4 25.Qe4+=) 20.Qd6 (20.Qa6!? Bc3 21.Ra7+=) 20...Bd5= (worse is 20...Ne2 21.Kh1 Bf7 22.Qd7+/-) 21.Nd5 Ne2 Now all is on c3 (21...Rd6 22.Nf4 Qh6 23.e3+/-) 22.Kh1 Rd6 23.Ne7 Kh8 (better is 23...Kf8!? 24.Nc8 Rd8 25.Na7 Bc3+=) 24.Nc8+/- Rd8 25.Nd6 (better is 25.Na7!? Bc3 26.Nb5+/-) 25...Rd6+= 26.Ne5 ½–½. Woelfelschneider,Peter – Al Bundy, 2009.

7.Nd5 Qh6

8.c4 c6+= 9.Qa4 Bd8 10.Ne3 (10.Nc3 0-0+=) 10...0-0 11.g3 Nd7 12.d4 Nf6 13.Bg2 Ne4 14.0-0 Qf6 (better is 14...f5!?-/+) 15.Qc2= Ng5 16.Ng5 Qg5 17.h4 (17.Rab1 Bb6 18.Rfd1 Re8=) 17...Qf6 18.Rfd1 Re8 19.Qa4 (19.Rab1 Qg6 20.Qg6 fg6=) 19...Bb6 (19...Qg6!? 20.Qb3 f5+=) 20.Nd5+= Qd8 21.Nb6 Qb6 22.Rab1 Qd8 (22...Qc7 23.d5 Bd7 24.c5 dc5 25.Rb7 Qb7 26.dc6 Bc6 27.Bc6+=) 23.Rb2 d5? (better is 23...Bg4!?+=) 24.cd5+- cd5 25.Bd5 a6 26.Qb3 Re7 (26...Be6 27.Be6 fe6 28.Qb7+-) 27.Bf3 Rb8 (27...Bf5 28.d5 (28.Bb7?! Rb8+=) 28...Qd6 29.Qb4+-) 28.Qb6 (better is 28.d5 Qd6 29.Qb6+-) 28...Qd7? (better is 28...Qb6 29.Rb6 Bd7+-) 29.d5 Re6 (29...Qa4 30.Rd4 Qe8+-) 30.Qa7 (30.de6?! Qd1 31.Kg2 Be6 32.Qa6 Bd5+/- (32...ba6?? 33.Rb8 Bc8 34.Rc8 Qd8 35.Rd8)) 30...Qd6 (30...Re8 31.Qb8 g6 32.d6+-) 31.de6 Qd1 32.Kh2 Qd6 33.e7 Bd7 34.Rd2 Qe7 35.Qb8 Qe8 36.Qc7 1–0. vulpecula (2120) – yulio (1900), gameknot.com, 2014.

8.e3 c6 9.Nf4 0-0 10.Be2 Nd7 11.0-0 Bc7 12.c4 (12.d4 d5+=) 12...Nf6 (12...g5 13.Nd3 d5 14.h3 dc4 15.Nde1-/+) 13.g3 d5 14.cd5 Bf4 15.ef4 Nd5 16.Qb3 Qe6 (16...Nb6 17.Rfe1+=) 17.Rfe1 Nb6 18.Qc2 Qd5 19.Ne5 Be6 20.Bf3 Qa5 21.Be4 h6 ½–½. De Kruif,K (1955) – Slade,Theodore (1715), Guernsey GCI, 2012.

8.e3 c6 9.Nf4 0-0 10.Be2 Nd7 11.0-0 Nf6 12.Rb1 Re8 13.c4 g5 14.Nd3 Ne4 15.Nb4 Bc7 16.Bd3 Bg4 (better is 16...d5!? 17.g3 Bg4 18.cd5 Bf3 19.Qf3 Nd2-/+) 17.Be4= Re4 18.d3 d5 (18...Re7!?=) 19.h3+= (19.de4?? Bf3 20.h3 Bd1 21.Rfd1 de4-+) 19...Bf3 20.Qf3 g4 21.Qf5 Re6 22.cd5 Rg6 23.f4 (better is 23.Kh1!?+/-) 23...gh3= 24.g4 Qh4 25.Kh2 Re8 26.Nc2 Rg4 27.Qg4 (better is 27.Kh1!? Bb6 28.dc6 bc6 29.Rf3+=) 27...Qg4-+ 28.Rg1 Bf4 29.ef4 Re2 30.Kh1 Rg2 31.Ne3 Qf4 32.Ng2 hg2 33.Rg2 Kf8 34.Rb7 cd5 35.Ra7?? (better is 35.Rc2 Qf3 36.Kh2-+) 35...Qh4 36.Rh2 Qe1 37.Kg2 Qe2 38.Kh1 Qf1 0–1. roy1nc6 (1830) – heisenberg005 (1860), gameknot.com, 2012.

8.Ne3 0-0 9.c3 c6 10.Qc2 Nd7 11.Nd4 Qf6 12.g3 Bb6 13.Nf3 Ne5 14.Bg2 Nf3 15.ef3 d5 16.d4 Re8 17.0-0 h5 18.Rae1 Bd7 19.f4 Re7 20.Bf3 h4 21.Bg4 Re3 22.Bd7 Re7 23.Bg4 Rae8 24.Qd2 Re4 25.Re4 de4 26.Re1 Qg6 27.Qd1 Re7 28.Kg2 (28.gh4? f5 29.h3 fg4 30.Qg4 Qd6-+) 28...f5 29.Be2 Kh7 30.Qc1 Qf7 31.Qa3 Qf6 32.Bc4 g5 33.fg5 Qg5 34.Bb3 Bc7 35.Kf1 (35.Qb4 a5 36.Qc5 Kg6=) 35...b6 36.Bc2 (36.Qa7 Bg3 37.Qa8 Bh2 38.Qc6 Rg7 39.Re4 Qg2 40.Ke2 fe4-+) 36...Kg7 37.c4 (37.Qa7 Bg3 38.Qa3 Bh2-+) 37...Rf7 38.c5 (worse 38.Qa7 Bg3 39.Qb6 Bh2-+) 38...b5 (38...Re7 39.Kg2=+) 39.Qc3 (39.Qa7? Bg3 40.Qa3 Bh2-+) 39...hg3 40.hg3 Kg6 41.Kg2 Rh7 42.Rh1 Rh1 43.Kh1 a5 (43...Qc1 44.Kg2=) 44.a4= b4 45.Qc4 Kg7 46.Bb3 Qh5 47.Kg2 Qe8 ½–½. blacklab (2330) – forsetinn (2240), gameknot.com, 2014.

8.Ne3 c6 9.g3 0-0 10.c3 f5 11.Ng2 Nd7 12.e3 Nc5 13.Be2 Bd7 14.0-0 b5 15.Qc2 a6 16.Nd4 Bc7 17.a4 Na4 18.c4 Rac8 19.cb5 cb5 20.Ra4 ba4 21.Ba6 d5 22.Bc8 Rc8 23.Qa2 Qd6 24.Nf4 Bd8 25.Nd5 Kh8 26.Rb1 h6 27.h4 a3 28.Rb7 Rc1 29.Kh2 f4 30.Nf4 Bc6 31.Rb1 (31.Nc6?! Qc6 32.Ng6 Qg6 33.Qa3 Rd1=) 31...Rb1 32.Qb1 Be8 33.Qb7 Qd7 34.Qa8 Be7 35.Ng6 Kh7 36.Ne7 Qe7 37.Nc2 Qf6 38.f4 Qd6 39.d4 Qe6 40.Qa3 Qc4 41.Qc5 Qe2 42.Kg1 Bb5 43.Qf5 Kh8 44.Qc8 Kh7 45.Qf5 Kh8 46.Qc8 ½-½. jon_lord (2200) - fanami (2475), League division A2, gameknot.com, 2022.

8.g3 c6 9.Ne3 0-0 10.c3 Na6 11.Nd4 Bb6 12.Bg2 Qf6 13.Nf3 Nc5 14.0-0 Re8 15.d4 Ne4 16.Qd3 Rb8 17.Rad1 Ba5 18.Rc1 Qe7 19.Nd2 ½–½. Woelfelschneider,Peter – Schmidt, 2009.

8.g3 c6 9.Ne3 0-0 10.c3 Nd7 11.Nd4 Nc5 12.Bg2 Bc7 13.0-0 d5 14.Qc2 Re8 15.Rab1 Rb8 16.d3 Qf6 17.Nb3 Ne6 18.Rfd1 h5 (18...Ng5 19.d4+=) 19.d4 Ng5 20.c4 Re3 (20...dc4 21.Qc4 (worse is 21.Nc4 Bf5 22.Rd3 Rbd8-+) 21...h4 22.Qc3=) 21.fe3 h4 (21...Bf5 22.e4 Ne4 23.cd5 Ng3 24.Rd3 Bd3 25.Qd3=) 22.Rf1+= Qh6 23.Rf4 (23.g4 Qd6 24.Rf4 h3-/+) 23...hg3 24.hg3 Bh3 (better is 24...Qe6!? 25.Qc3 dc4-/+ (worse is 25...Bf4 26.ef4 Qg6 27.Rb2=)) 25.Rh4= Qe6 (25...Qe6 26.Kf2 Bf5+=). Skowronek,Juergen (2285) – Leisebein,Peter (2450), RSX16D–Juni, 2010.

8.g3 c6 9.Ne3 0-0 10.c3 Nd7 11.Bg2 Nc5 12.Nd4 d5 13.0-0 Bc7 14.Qc2 Re8 15.Nb3 Ne6 16.Rab1 Nf4 17.Bf3 (17.gf4 Qf4 Combination) 17...Qf6 18.Kh1 (18.gf4 Qf4 19.Ng4 Bg4 20.Qh7 Kh7 21.Rfe1 Qh2 22.Kf1 Bf3 23.ef3 Qh1) 18...h5 19.Nd4 (19.gf4?? Qf4 20.Ng4 Bg4 21.Qh7 Kh7 22.Be4 Re4 23.Nd4 Qh2) 19...g6 20.Qb3 (20.gf4 Qf4 21.Qg6 fg6 22.Bd5 cd5-+) 20...Rb8 21.Qa3 (21.gf4?? Qf4 22.Ng4 Bg4 23.Bg4 Qh2) 21...a5 22.Qc5 (22.gf4?? Qf4 23.Qf8 Rf8 24.Ng4 Bg4 25.Bg4 Qh2) 22...Ra8 23.a4 (23.gf4?? Qf4 24.Qf8 Rf8 25.Ng4 Bg4 26.Bg4 Qh2) 23...Be5 24.Qb6 (24.gf4?? Qf4 25.Qf8 Rf8 26.Ng4 Bg4 27.Bg4 Qh2) 24...Ra6 25.Qb3 Nh3 26.Qb2 Bc7 27.Qc2 h4 (27...Bd6 28.Rb3+=) 28.Bg2 (28.Bg4 Nf2 29.Kg2 h3 30.Kg1 Bg3 31.hg3 Re3 32.Bf3-/+ (32.de3?? h2 33.Kh2 Ng4 34.Kg1 Qh8-+)) 28...Qh8 (worse is 28...Nf2 29.Rf2 Qf2 30.Rf1 hg3 31.Rf2 gf2 32.Bf1+/-) 29.Bh3 Bh3 30.Rg1 hg3 31.fg3 Rb6 32.Rb6 (better is 32.Rb3!?-/+) 32...Bb6-+ 33.Qb2 Bd4 34.cd4 Qf6 35.Qc3 (35.Qb7?? Qd4 36.Qb1 Qd2-+) 35...Qf2 36.Qd3 0–1. antinephilehi (1940) – almanzor1 (2330), gameknot.com, 2014.

8.g3 c6 9.Ne3 0-0 10.Bg2 Nd7 11.Nd4 Re8 12.0-0 Bc7 13.c3 d5 14.Rb1 Nc5 15.Qc2 Rb8 16.Bf3 g6 17.Bg2 Bd7 18.Nb3 (18.f4 Bd8=) 18...Ne6 19.Nd4 Nd4 20.cd4 Bb6 21.Rb4 Bd8 22.Rb3 Bf6 23.Rd3 Qf8 24.Qa4 Qd6 25.Rc1 b5 26.Qa6 (worse is 26.Qa7 Ra8 27.Qb6 Reb8-/+) 26...Rb6 27.Qa7 Rbb8 28.Qc5 Qc5 29.dc5 Kg7 30.Kf1 Ra8 31.Nd5 cd5 32.Bd5 Bf5 33.Ba8 Bd3 34.Bf3 (34.ed3 Ra8 35.c6 Bd4+= (35...Ra2?? 36.c7 Ra8 37.c8Q Rc8 38.Rc8+-)) 34...Bb2-/+ 35.Re1 Bc2 36.e3 b4 37.d4 (37.Kg2 Bd3 38.Be2 Rd8-/+) 37...Bc3-/+ 38.Rc1 Bd3 39.Be2 (39.Kg2 Bc4 40.d5 Ba2-/+) 39...Be4 40.Bc4 Bb2 41.Rd1 Bf3 42.Rb1 Bc3 43.h3 f5 44.Kg1 Kf6 45.h4 Ra8 46.Bb3 Ke7 47.Kf1 Kd7 48.Rd1?? Bd1-+ (48...Bd1 49.Bd1 Ra2-+) 0–1. bollewillem (2265) – almanzor1 (2400), gameknot.com, 2014.

8.g3 c6 9.Ne3 0-0 10.Bg2 f5 11.c3 Nd7 12.Qb3 Kh8 13.h4 d5 14.d4 f4 15.gf4 Qf4 16.h5 Bc7 17.Bh3 Nb6 (17...Qf7 18.Rg1+=) 18.a4 Bh3 19.Rh3 Rae8 (19...a5+=) 20.Rh4 (20.h6 g5 21.Kd1-/+) 20...Qh6 21.Ng4 (21.Rh3 Bf4 22.a5 Be3 23.ab6-+) 21...Qe6-+ 22.Nfe5 Qf5 (22...Rf4 23.f3-+) 23.f3 (23.Rh2 Nc4! 24.h6 g6-+ (24...Ne5?! 25.hg7 Kg7 26.Ne5+=; 24...Be5?! 25.Ne5 Qg5 26.hg7 Qg7 27.0-0-0 Ne5 28.de5-/+)) 23...Be5 (23...Nc4 24.h6 g5 25.Qb7 Ne5 26.de5 Be5 27.Ne5 Qe5 28.Qg7 Qg7 29.hg7 Kg7 30.Rh3-+) 24.Ne5 Nc4! 25.h6 (25.Nc4 Qd3 Double attack (25...Qf3 Deflection; 25...Qd3 Decoy)) 25...gh6 26.Rh1? (better is 26.Nc4 Qf3 27.0-0-0 dc4 28.ef3 cb3 29.Kb2 Rf3 30.Rh6-/+) 26...Ne5-+ (26...Ne5 27.de5 Qe5-+) 0–1. Sternik,Ryszard (1805) – Buenavista,Anthony (1800), FICGS, 2015.

8.c3 c6

9.Qa4 Bd8 10.Ne3 0-0 11.g3 Nd7 12.Nd4 Re8 13.Bg2 d5 14.0-0 Qd6 15.Rab1 g6 (15...Qf6 16.Rfe1+=) 16.Qc2 Bg5 17.a4 Nc5 18.a5 ½–½. Woelfelschneider,Peter – Orzech, 2009.

9.Qa4 Bd8 10.Ne3 0-0 11.g3 Nd7 12.Bg2 f5 13.Qc2 f4 14.Nd1 Nc5 15.0-0 Bf5 16.d3 Bf6 17.Rb1 Rae8 18.Nc3? (18.a3 Qg6 19.Nb2 Rf7-/+) 18...g5 (18...Bc3 19.Qc3 Re2 20.Nd4 fg3 21.hg3 Ra2 22.Nf5 Rf5 23.d4-/+) 19.gf4 (19.Rfe1 g4 20.Nh4 Bh4 21.gh4 Qh4-+) 19...g4-+ 20.Ng5 Bc3 21.Qc3 (21.e4 Bg6 22.Qc3 Rf4-/+) 21...Re2-+ 22.d4? (better is 22.Be4-+) 22...Bb1 23.Rb1 (23.Qg3 Qg6 (23...Ra2?! 24.Rb1 Ne6 25.Qg4 Ng5 26.fg5-+) 24.dc5 dc5 (24...Ba2?! 25.Qg4 Ree8 26.cd6-+) 25.Qg4 Rfe8-+) 23...Rf4 24.dc5 (24.Rb2 Rff2 (24...Qg5?! 25.Re2 Qf6 26.Rd2-+) 25.Re2 Re2 26.dc5 Qg5-+) 24...Rff2 (24...Rff2 25.Qg3 Qg5 26.Qf2 Rf2 27.Kf2 Qf5 28.Kg3 Qb1 29.cd6 Qd3 30.Kg4 Qc4 31.Kg3 Qd3 32.Kf2 Qd6-+; 24...Qg5?! 25.Rb7 Rff2 26.Bc6-+) 0–1. wvmaniac (2550) – pcmvr, net–chess.com, 2016.

9.Qa4 Bd8 10.Nf4 0-0 11.e3 Nd7 12.Be2 Re8 (12...Nc5 13.Qc2+=) 13.h3 (13.0-0 Nf6=) 13...Bc7 14.d4 (better is 14.0-0!?+=) 14...g5-/+ 15.Nd3 g4 16.Nh2 g3 17.Ng4 Qg5 18.h4 Qg7 19.Nf4 d5 20.Nh5 (20.fg3? Nb6 21.Nh5 Bg4 (21...Na4?! 22.Ngf6 Qf6 23.Nf6 Kf8 24.Ne8 Ke8 25.Kd2-+) 22.Ng7 Re3-+ (22...Na4?! 23.Ne8 Re8 24.Bg4 Re3 25.Kd2 Rc3 26.Bc8=)) 20...Qg6 21.Kd2 (21.0-0!? b5 22.Qb3-+) 21...Kh8-+ 22.Ng3? (better is 22.Qc2 f5 23.Ng3 fg4 24.Qg6 hg6 25.h5 Bg3 26.hg6 Kg7 27.fg3-+) 22...Bg3 23.fg3 (23.Qc2 Bd6 24.Qg6 fg6-+) 23...Nb6 24.Qc2 (24.Bd3 Qg4 25.Qd1 Qg3-+) 24...Bf5 25.h5 (25.Ne5 Re5 (25...Bc2?! 26.Ng6 Bg6 27.a4-+) 26.Qd1 Re3 27.Ke3 Qg3 28.Kd2 Re8-+) 25...Qg5 (25...Bc2?! 26.hg6 Bg6 27.Nf6=) 26.Qd1 (26.Qc1 Bg4 27.Bg4 Qg4-+) 26...Bg4 27.Bg4 Nc4 (27...Nc4 28.Ke1 Qe3 29.Kf1 Nd2 30.Qd2 Qd2-+) 0–1. hahaha (1995) – forsetinn (2350), gameknot.com, 2014.

9.Nd4 Na6 10.e3 Nc5 11.Qb1 Bd8 12.Nf4 0-0 13.g3 d5 14.Bg2 Bc7 15.0-0 Re8 16.Rc1 Ne4 17.Qc2 Nd6 18.a4 Bg4 19.Rcb1 b6?? (better is 19...Rab8+=) 20.Nc6+- Bd8 21.h4 1–0. glovio (2130) – forsetinn (2215), gameknot.com, 2014.

9.Nd4 Na6 10.g3= Nc5 11.Qb1 Bd8 (11...cd5 12.Qb5 Bd7 13.Qa5+=) 12.Ne3= 0-0 13.a4 Re8 14.Bg2 d5 15.0-0 Qd6 16.a5 g6 17.Qb2 Bf6 18.Qa3 Rd8 19.Rab1 Rb8 20.Rb2 Be7 21.Rfb1 Qc7 22.Ra2 Bf8 23.Qc1 Re8 24.d3 Qd6 25.Qb2 Qf6 26.Qc1 Bg7 27.Qa3 Na6 28.Bf3 h5 29.Ng2 Bf8 30.Qc1 Bd6 31.h4 Be5 32.Nf4 Bd4 33.cd4 Qd4 34.e3 Qf6 35.Bg2 Qd6 36.Rab2 Nc7 37.Qc2 Qd8 38.Rc1 a6 39.Rb6 Nb5 40.Bf3 Ra8 41.Qa2 d4 42.Be4 Nc3 43.Rc3 dc3 44.Bg6 Qf6 45.Bh5 Re5 46.Rb1 Rb5 47.Rc1 Bf5 48.Be2 Qe7 49.Rc3 Qb4 50.Rc1 Qa5 51.Qc2 Qa3 52.Qd1 Kf8 53.e4 Bh7= 54.Qd2 Re8 55.Qe3 a5 56.Nh5 Qd6 57.Rc4 Bg6 58.Rd4 Qe5 ½–½. Woelfelschneider,Peter (2335) – Markus,Roland (2370), CiF–11.Superturnier, 2010.

9.Nd4 cd5!? 10.Qa4 Nc6 11.Nc6 Bc3 12.Nb8 Ke7 13.dc3 Be6 +=.

9.Nd4 cd5 10.Qa4 Nc6 11.Nc6 Bc3 12.Nb8 Ke7 13.dc3 Qg6 14.f3 Be6 15.Kf2 Rhb8 16.e3 Rc8 17.Rc1 Rc5 18.Be2 Bd7 19.Qa3 b5 20.Qa5 a6 21.Rcd1 Kf8 22.Rhe1 Kg8 23.Rd4 Qh6 24.h3 Qg5 25.Bd3 g6 26.Rc1 Qe5 27.h4 Re8 28.Re1 Rec8 29.Rc1 ½–½. Benassi,Aspasio (2150) – Kravtsov,Vladimir (2165), SA–2011–0-00186, 2011.

9.Ne3 0-0

10.g3 Na6 11.Qa4 Bb6 12.Qc2 f5 13.d4 f4 14.gf4 Qf4 15.Rg1 d5 16.Rg3 Bc7 17.Bh3 Qf7 18.Bc8 Bg3 19.Bf5 Bf4 20.Bh7 Kh8 21.Bg6 Qe6 22.Ng2 Qf6 23.Rb1 Rab8 24.Bd3 Bg5 25.h4 Bh6 26.Ne3 Be3 27.fe3 c5 28.Kd2 c4 29.Bg6 b5 30.Rg1 b4 31.Rg5 bc3 32.Kc3 Qd6 33.Rh5 Kg8 34.Bh7 Kf7 35.Qf5 Ke7 36.Qg5 (36.Qd5 Qb4 37.Kc2 Qb2 38.Kd1 Qa1 39.Kd2 Rb2 40.Bc2 Rc2 41.Kc2 Nb4 42.Kd2 c3) 36...Kd7 37.Qd5 Qd5 38.Rd5 Ke7 39.Ne5 Ke6 40.e4 Nc7 41.Rc5 Nb5 42.Kc4 Nd6 43.Kd3 Rbc8 (43...Rfc8 44.Bf5! Nf5 45.ef5 Kd6 46.Ra5+-) 44.Ra5 Rf1 45.Ra7 Rfc1 46.Nc6! R8c6 (46...R1c6 47.d5 Deflection (47.d5 Decoy; 47.d5 Passed pawn); 46...R8c6 47.d5 Deflection (47.d5 Decoy; 47.d5 Passed pawn)) 47.d5 Ke5 (47...Kf6 48.dc6 Rc6 49.Bg8+-) 48.Re7 Kf4 49.dc6 Rc6 50.e5 Nb5 51.e3 Kg4 52.Rg7 Kh4 53.a4 (53.a4 Nc7 54.Bf5+-) 1-0. jon_lord (2215) - rwehrli (2250), League division A3, gameknot.com, 2022.

10.g3 Nd7 11.Bg2 Nc5 12.Nd4 d5 13.0-0 Bc7 14.Qc2 Re8 15.Rab1 Qg5 16.f4 Qf6 17.Bf3 Bb6 18.Ng4 Bg4 19.Bg4 Ne4 20.e3 Rab8 21.Kg2 c5 (21...Rbd8 22.a4+=) 22.Nf3 Bc7 (22...c4 23.Ne5+=) 23.Qa4= Qa6 (23...Re7!?=) 24.Qa6+= ba6 25.Bd7 Red8 26.Bc6 Rb1 (26...Rb6!? 27.Rb6 ab6= (worse is 27...Bb6 28.c4+/-)) 27.Rb1+= Rd6 28.Ba4 (28.Bb7 c4+=) 28...Bb6 (28...Rb6 29.Rb6 ab6 30.Bc6+=) 29.Bc2+= f5 30.Rb2 Re6 31.Ne5 Rh6 (31...c4!?+=) 32.c4+/- dc4 33.Nc4 Re6 34.a4 a5 (34...Kf8 35.a5 Bd8 36.Be4 fe4 37.Rb8+-) 35.Bb3 (35.Nb6?! Rb6 (35...ab6?? 36.Bb3 Kf7 37.Be6 Ke6 38.Rb6 Kd5 39.Rb7+-) 36.Rb6 ab6=) 35...Kf8 36.Na5! (36.Nb6 Rb6 37.d3 Nc3-+) 36...Re8 (36...Ba5 37.Be6 Discovered attack) 37.Nc6 Rc8 38.Ne5 Rd8 39.d3 Nf6 (39...Nc3 40.Kf3 g5 41.fg5+-) 40.h3 Rd6 (40...Bc7 41.Kf3+-) 41.Bc4 g6 42.a5! Ba5 43.Rb8 Ne8 44.Rb7 Ng7?? (44...Nc7 45.Ra7 Bb6+-) 45.Rf7 Ke8 46.Rg7 Bd2 47.Bb5 Kf8 48.Rf7 Kg8 49.Bc4 Kh8 (49...Be3 50.Rd7 Kf8 51.Rd6+-) 50.Ra7 Rf6 51.Ra8 Kg7 52.Rg8 Kh6 53.g4 fg4 (53...Bb4 54.g5 Kh5 55.Rh8 Rf7 56.Bf7 c4 57.Rh7) 54.Ng4 1–0. marekt (2215) – glennobrien (1995), gameknot.com, 2016.

10.g3 Nd7 11.Bg2 f5 12.Qb3 Kh8 13.Qa3 Bc7+= 14.Rb1 (14.h4 d5+=) 14...d5 Black intends f4 15.c4 f4 16.gf4 dc4 17.f5 (17.Nc4!? Qf4 18.d4+=) 17...Bd6-/+ 18.Qc3 Nb6 19.Qa5 Nd5 20.Nd5 cd5 21.Nd4 (21.Qd5 Bf5 (21...Rf5 22.Qc4 Rf4 23.Qd5-/+) 22.Rd1 Rae8 23.Qc4 Qg6-+) 21...Bf5-+ 22.Nf5 (22.Rb7 c3 23.Qc3 Rfc8-+) 22...Rf5 23.Rb7 (23.Qb5 Qg6 24.Bf1 Re8-+) 23...Qg5 24.Bh3 Rff8 25.Qc3 (25.f3-+) 25...Rfb8 26.Rb8 Rb8 (26...Bb8?! 27.Qf3 Bd6 28.e3+=) 27.Qc2 Qf6 28.Kf1 Bc5 29.e3 (29.d4 Qd4 30.e3 Qh4-+) 29...Rf8 30.Bf5 g6 0–1. marekt – samurai, ChessWorld.net, 2015.

10.g3 Nd7 11.Bg2 f5 12.Qb3 Kh8 13.Qa3 Bd8 14.d4 Nb6 15.h4 f4 16.gf4 Rf4 (16...Qf4 17.h5+=) 17.c4= White plans d5 17...Bg4 18.Rd1 White prepares d5 18...Be6 (18...Bf3 19.Bf3 Qf6 20.d5+=) 19.d5 (19.Qd6 Nc4 20.Nc4 Bc4 21.Qh6 gh6+=) 19...cd5= 20.cd5 Bd7 21.Bh3 Bb5 22.Be6 (22.Qb2 Bc4=) 22...Nc4+= 23.Nc4 Bc4 24.Rh3 (24.Rg1 Re4 25.Rd2 Qf6-/+) 24...Bb6 (24...Re4 25.Rd2 Qf6+=) 25.Qc3 (25.e3 Rf3 26.Rf3 Qh5-/+) 25...Bb5 (25...Re4!? 26.Rd2 Rf8-+) 26.Qb2 (26.e3 Rc4 27.Qd2 Rf8-/+) 26...a6-/+ 27.Kf1 Bc5 28.Rg3 Raf8 29.Kg2 Rb4 30.Qd2 Qf6 31.Rc1 b6 32.e3 Be8 33.a3 Rb2 34.Rc2 (34.Qc3 Ra2-/+) 34...Rc2 (34...Ba3 35.Rb2 Bb2 36.Ng5-/+) 35.Qc2-/+ Bg6 36.Qe2 Be4 0–1. Sternik,Ryszard (1805) – Cirulis,Ilmars (1735), FICGS, 2015.

10.g3 Nd7 11.Bg2 f5 12.Qb3 Kh8 13.h4 Nc5 14.Qa3 Bc7 =.

10.g3 f5 11.Ng2 Nd7 12.e3 Nc5 13.Be2 Bd7 14.0-0 b5 (14...Ne4 15.Qb3 d5 16.c4=) 15.Qc2 a6 16.Nd4 d5 17.Nb3 Bb6 18.Nc5 Bc5 19.a4 Qf6 20.h4 g6 (20...Rfe8 21.Nf4=) 21.Nf4 Bd6 22.Bf3 Kg7 23.Qa2 Rab8 24.Rfb1 Bc8 25.d4 Bb7 26.Kg2 Rfe8 27.Nd3 Ra8 28.Qb2 Kg8 29.Nc5 Qf7 30.Nb7 Qb7 31.Qa2 Rab8 32.h5 Qd7 33.Qc2 Kg7 34.Rh1 g5 35.Ra2 Re7 36.ab5 ab5 37.Rha1 Rf8+= 38.Ra6 Bb8 39.Ra8 Ree8+= 40.R8a3 ½–½. Taulien,Hans_Juergen (2390) – Pirs,Matjaz (2305), Support for Africa03, 2008.

4...Bc3

5.Bc3 b6 6.e3 Bb7 7.Nf3 0-0 8.Be2 Re8 9.0-0 Nc6 10.Nd4 Ne4 11.Bb2 Nd4 12.Bd4 c5 13.Bb2 d5 14.f4 d4=+ 15.ed4 cd4 16.d3 Nc3-/+ 17.Bc3 dc3 18.Bf3 Bf3 19.Qf3 Qd4 20.Rf2 Rad8 21.Kf1 Re3 22.Qc6 Rde8 23.g3 Kf8 24.a4 Qb4 ½–½. Moehring,Norbert (1945) – Lange,Lutz (1745), Troisdorf op, 2005.

5.Bc3 c5 6.e3 0-0 7.Bc4 Ne4 (7...d5 8.Bf6 gf6 9.Bd3=) 8.Bd5+= Nc3 9.dc3 Qf6 10.c4 (10.Ne2 Nc6+=) 10...Qc3= 11.Ke2 (11.Kf1 Nc6=) 11...Nc6+= 12.Nf3 Re8 (better is 12...Nb4!?+=) 13.Ng5+= Nd4 (13...Re7 14.Ne4 Qb2 15.a4+=) 14.Kf1+/- Ne6 15.Ne4 Qe5 16.f4 Qc7 17.Qg4 Kh8 18.Rd1 (better is 18.Kf2 d6 19.f5+/-) 18...f5? (18...d6 19.f5 Qe7+/-) 19.Qf5+- Rf8 20.Qh5 d6 (20...Rb8 21.Kf2+-) 21.g3 (21.Kf2 Rb8+-) 21...g6 22.Qh6 (better is 22.Qh4+-) 22...Ng7?? (better is 22...Qe7+-) 23.Ng5 Bh3 (23...Ne6 24.Be6 Be6 25.Ne6+-) 24.Qh3 Nf5 25.g4 Nd4 26.ed4 Rf4 27.Kg2 Raf8 28.Ne6 Qd7 29.Nf4 Rf4 30.Kg3 1–0. drengur1 (1960) – queensservant (1780), gameknot.com, 2014.

5.Bc3 d6 6.e3 0-0 7.Ne2 Ne4 8.Bb2 Nc6 9.Nf4 Qg5 10.Be2 Bd7 11.0-0 Ne7 12.c4 Rfe8 13.d3 White begins to deal mighty blows 13...Nc5 14.Nh5 Nf5 15.a4 Ne6 16.Bg4 Re7 17.f4 Qg6 18.Bf5 Qf5 19.Ng3 Qc5 20.f5 Qe3 21.Kh1 Nc5 22.Bg7 Qg5 (22...Kg7 Decoy theme: g7 23.f6 A double attack) 23.Bc3 Re3 (better 23...f6!? 24.Bd2 Qh4+/-) 24.Bd2+- (24.Bd2 Rae8 25.d4+- (25.Be3?! Re3 26.Ra3 Bc6+/-)) 1-0. martijn – marekt, net-chess.com, 2020.

5.Bc3 Ne4 6.Bg7+/- Rg8 7.Be5 c5 8.g3 Nc6 9.Nf3 d6 10.Bf4+/- Be6 11.c3 Qa5 12.a4 0-0-0 13.Qb1 d5 14.Nh4 c4 15.Bg2 Nc5 16.Nf5 Nb3? 17.Nd6 Rd6 18.Bd6 d4?? 19.0-0 Qh5? 20.Bc6 bc6 21.Qe4 Kd7+/- 22.Bf4 f6? 23.cd4 Bd5 24.Qb1+- Nd4 25.Re1 c5? 26.Ra3?? Qh4? 27.e4 Bc6 28.Kh1 Qh3 29.Qc1 Rg4 30.Ree3 f5 31.Qc4 fe4 32.Qf7 Kd8 33.Kg1 (33.Kg1 Rg6 34.Qc7 Ke8 35.Qb8 Kf7 36.Qa7 Kg8 37.Qb8 (37.Qc5 Nf3 38.Rf3 ef3 39.Qc4 Re6 40.Rf3 Bf3 41.Qc8 Kf7 42.Qd7 Kg6 43.Qd3 Re4 44.Qd6 Kf7 45.Qd5 Qe6 46.Qb7 Kg6-+) 37...Kf7 38.Qc7 Kg8 39.a5 Nf3 40.Rf3 ef3 41.Qb8 Kf7 42.Qc7 Kg8 43.Qd8 Kf7 44.Qc7 Kg8=). Myrberg,Johnny – Hagglund,Bengt, corr SSKK M–158, 1990.

5.dc3 d6

6.Bd4 c5-/+.

6.Bf4 Be6-/+.

5.Bc3 0-0

6.d3 d5 7.d4 Ne4 8.Bb2 Qf6 9.Nf3 c5 10.e3 Bg4 11.Be2 (11.Be2 Qb6 12.Bc1=+; 11.h3 Qb6 12.hg4 Qb2=+). Ginger Prince – nitousche, ChessWorld.net, 2004.

6.d3 d5 7.Nf3 c5 8.e3 Nc6 9.d4 Ne4-/+ 10.Bb2 (10.Bb2 Qa5 11.c3-/+). janbs – nitousche, ChessWorld.net, 2004.

6.e3 Nd5 =.

6.e3 d6 7.Ne2 b6 8.Ng3 Bb7 9.Be2 Nbd7 10.0-0 Ne4 11.Ne4 Be4 12.a4 a5 13.Bb5 Qg5 14.f3 Bf5 15.e4 Be6 16.Qe1 Nf6 (16...f5!?=) 17.f4+= Qh6 18.d3 Bc8 19.f5 Qe3?? (better is 19...d5+/-) 20.Qe3+- (20.Qe3 Bf5 21.Rf5+-) 1–0. Woelfelschneider,Peter – Beneke, 2008.

6.e3 d6 7.Nf3 Re8 8.Be2 c5 9.0-0 Nc6 10.Bb2 b6 11.c3 Bb7 12.d4 Ne7 13.a4 (13.c4 cd4 14.Nd4 Ne4+=) 13...Ng6 14.a5 Ne4 (14...ba5 15.Bb5 Rf8 16.c4=) 15.ab6 (15.Bb5 Re7+=) 15...ab6 (15...Qb6 16.Rb1=) 16.Ra8+= Ba8 17.c4 White prepares d5 (17.Bb5 Re7+=) 17...h6 (17...d5 18.dc5 bc5 19.Qc2+=) 18.d5+/- Bb7 19.Qb1 Bc8 20.Bd3 Ng5 (20...Qe7 21.Qa1 f6 22.Qa4+/-) 21.Bg6 (better 21.Nd2!? Nf8 22.Bc3+/-) 21...Nf3+= 22.gf3 Qg5 23.Kh1 Qg6 (23...fg6 24.Rg1 Qh5 25.Rg3+=) 24.Qg6+/- fg6 25.Rg1 (25.Ra1 Bb7 26.Ra7 Re7+=) 25...Kf7 26.h4 (26.Ra1 g5+=) 26...Ba6= 27.h5 (27.Rc1!?=) 27...g5=+ 28.Rc1 b5 (28...Re7 29.Kg2=+) 29.cb5 (better 29.Ra1 Bb7 30.cb5+=) 29...Bb5-/+ 30.Ra1 Re7 31.Kg2 Bc4 32.e4 g4 (32...g6 33.Rc1 Ba6 34.e5 gh5 35.ed6=+) 33.Ra8 (33.fg4 Re4 34.Ra7 Ke8 A) worse 35.Bg7 Rg4 (worse 35...Bd5 36.Kg3+/-) 36.Kf3 Rg5=+; B) 35.Kg3+/-) 33...gf3 34.Kf3 Bd3 35.e5 de5 36.d6 Bc4 (better 36...e4!? 37.Ke3 Rd7=) 37.de7+/- Bd5 38.Ke3 Ba8 39.Be5 c4 (39...g5 40.hg6 Ke7 41.f4+/-) 40.Bg7! Bc6 (40...Kg7 41.e8Q Combination) 41.Bh6 Ke7 42.Kd4 Bb5 43.Bg5 Kf7 44.f4 Ba6 45.Ke5 (45.h6 Kg8+-) 45...c3+/- 46.f5 c2 47.h6 Bd3 48.Bc1 Kg8 49.Kf4 Bf5?? (better 49...Kh7 50.Kg5 Ba6+/-) 50.Kg5 (better 50.Kf5 Kf7 51.Kg5 Kf8+-) 50...Kh7?? (better 50...Bd3=) 51.Kf5 Kg8 If Black now only could play Kf6... 52.Ke4 (52.Kg6 Kf8 53.h7 Ke8 54.h8Q Kd7 55.Qf6 Kc7 56.Qa6 Kd7 57.Qb7 Kd6 58.Kf5 Kc5 59.Ke4 Kc4 60.Ba3 c1Q 61.Qb4) 52...Kh7 (52...Kf7 53.Kf3+-) 53.Kd3 (53.Ke5 Kg6 54.Ke6 Kh7 55.Kf7 Kh8 56.Kg6 Kg8 57.h7 Kf8 58.h8Q Ke7 59.Qd4 Ke6 60.Ba3 c1Q 61.Qd6) 53...Kg6 54.Kc2 Kh5 (54...Kf7 55.Kd3 Kg6+-) 55.Kd3 Kg6 56.Ke4 Kh7 (56...Kf6 57.Bg5! Kf7 58.Kf5 Kf8 59.Kf6 Ke8 60.Ke6 Kf8 61.Be7 Kg8 62.Kf6 Kh7 63.Kg5 Kg8 64.Kg6 Kh8 65.Bf6 Kg8 66.h7 Kf8 67.h8Q) 57.Kf5 Kh8 (57...Kg8 58.Kg6 Kf8 59.h7 Ke8 60.h8Q Kd7 61.Qd4 Kc7 62.Qc5 Kb7 63.Bf4 Ka6 64.Qb4 Ka7 65.Bc7 Ka6 66.Qb6) 58.Kg6+- Kg8 59.h7 (59.Ba3 Kh8 60.Be7 Kg8 61.h7 Kh8 62.Bf6) 59...Kf8 60.h8Q Ke7 61.Qf6 (61.Qf6 Kd7 62.Bf4 Ke8 63.Qc6 Ke7 64.Bg5 Kf8 65.Qc8) 1-0. BeepBeepImAJeep (2670) - MooseMalloy (2555), lichess.org, 2019.

6.e3 Qe8?? 7.Bf6+- gf6 8.Bd3 Qe6 (8...d5!?+/-) 9.Qh5+- f5?? (9...h6 10.Qh6 f5+-) 10.Bf5 Qe3 (10...Qg6 11.Bg6 hg6+-) 11.de3 Kg7 12.Qg5 Kh8 13.Qh6 Kg8 (13...d5 14.Qf8) 14.Qh7 1–0. marre (1950) – lamborghini1990287, GameColony.com, 2003.

6.e3 Re8 7.Nf3 c5 8.Be2 d5 9.0-0 Nc6 10.Bb2 d4 11.Bb5 Bg4 12.h3 Bh5 13.g4 Ng4 (13...Bg6 14.ed4 cd4 15.d3=) 14.hg4+= Bg4 15.Be2 Re6 16.Nh2 (better 16.Nd4!? Rg6 17.Bg4 cd4 18.f3-/+) 16...Bh3-/+ 17.Kh1 Rf6 (17...Bf1 18.Qf1 Qh4 19.Rc1-/+) 18.f4 (18.Rg1 Rf2 19.Nf3 Ne5-/+) 18...Nb4 (18...Bf1 19.Bf1 Rh6 20.Bg2-/+) 19.Bf3 (better 19.Rg1+=) 19...Bf1-/+ 20.Qf1 Nc2 21.Rc1 de3?? (better 21...Rb6 22.Rc2 d3 23.Rc5 Rb2=) 22.Bf6+- Qd2 23.Qg1 (23.Bb7?! e2 24.Qg1 Qc1 25.Qc1 Re8=) 23...g6 24.Rd1 Re8?? (24...Qf2+-) 25.Rd2 ed2 26.Qg5 (better 26.Qc5 Ne3+-) 26...Re1 27.Kg2 Ne3 Black prepares d1 (27...b6 28.Kh3 Re6 29.f5 Re7 30.Qh6 d1Q 31.Qg7) 28.Kh3 Nf5 29.Be5 (better 29.Qg2!? Re6 30.Be5 f6 31.Qd2 fe5 32.Qd8 Kf7+-) 29...d1Q 30.Bd1 Rd1 31.Qf6 Rd2 (31...Rd3 32.Kg2 Kf8 33.Qh8 Ke7 34.Bf6 Ke6 35.Qe8 Kd5 36.Qd7 Ke4 37.Qb7 Kf4 38.Qc7 Rd6+-) 32.Qh8 1-0. BeepBeepImAJeep (2755) - Cheapie (2615), lichess.org, 2020.

6.Nf3 d5 7.e3 c5 8.Be2 Nc6 9.0-0 Bf5 10.Rb1 b6 11.Ne5 Qd6 12.Nc6 Qc6 13.d3 Qe6 14.Bf3 Rad8 15.Re1 Rfe8 16.Bb2 Bg4 17.Bg4 Ng4=+ 18.h3 Ne5 19.Be5 Qe5 20.d4 Qd6 21.dc5= Qc5 22.Qd3 Rd6 23.Red1 Red8 24.Rb5 Qc6 25.Rb4 Rc8 ½–½. Dessing,Bastiaan – Langerak,Wouter, NED–ch U14 Schagen, 2003.

6.Nf3 d5 7.e3 c5 8.Be2 Re8 =.

6.Nf3 d5 7.e3 c5 8.Bf6 Qf6 9.Be2 (9.d4 Nc6=) 9...Nc6=+ 10.0-0 Bf5 11.a3 Rac8 12.c3 (12.Rb1 b6=+) 12...Rfd8 (12...c4 13.d4=+) 13.d4 c4 14.Re1 (14.Ra2 Rd7=+) 14...Rd6 (14...Re8 15.Qa4=+) 15.Nd2 Qg6 16.Ra2 b5 17.Bf3 Re8 ½–½. Richter,Peter – Zahn,Richard, NR–ch Germany, 1997.

6.Nf3 d6 7.e3 =.

6.e3 d5

7.Be2 c5 8.Nf3 Nc6 9.Ne5 (9.0-0 Re8=) 9...Ne5 (9...d4 10.Nc6 bc6 11.Bb2+=) 10.Be5= d4 (10...Re8 11.Bf4=) 11.ed4 cd4 12.0-0 Ne4 (12...Re8 13.f4=) 13.Bf3 (13.Re1 Re8 14.f4 Re7+=) 13...Bf5 (13...Re8 14.Re1 Ng5 15.Bd4 Re1 16.Qe1 Nf3 17.gf3=) 14.Re1 (14.Be4 Be4 15.Qg4 f6 16.Bf6 Qf6 17.Qe4 b6+=) 14...Re8 15.Be4 Re5 16.Bf5 (16.Bb7 Re1 17.Qe1 Rb8+=) 16...Rf5= 17.Qg4 (17.Rb1 b6=) 17...Rg5 (17...Rc5 18.Rab1 b5 19.Qe4=) 18.Qe4 Rb8 19.Rab1 f6 (better is 19...Rg6=) 20.Rb7?? (better is 20.Qe6 Kf8 21.Re4+=) 20...Re5-+ 21.Rg7 Kg7 22.Qg4 Kf7 (22...Kh8 23.Rc1-+) 23.Rf1 Qd5 (23...Rb2 24.Qh3 Kg7 25.Qd3-+) 24.Qh3 Rg5 (24...Rg8 25.Kh1-+) 25.g3 (25.c4 dc3! 26.dc3 Rg2 27.Qg2 Rg8 28.Qg8 Kg8-+) 25...h5 (25...Qf5 26.Qg2 Qc2 27.Qh3-+) 26.Re1 (26.f4 Rg4-+) 26...Re8 (26...Re5 27.Rc1-+) 27.Rb1 (27.Re8 Ke8 28.Qc8 Kf7-+) 27...Re4 (27...Qa2 28.Rb7 Re7 29.Qc8-+) 28.Qc8 (28.f4 Qa2 29.Rf1 Rc5 30.Qd7 Re7 31.Qd4 Rc2-+) 28...Re7 (28...Rge5 29.Qb7 Qb7 30.Rb7 Kg6 31.c3-+) 29.f4 (29.c4 Qc5 30.Qc5 Rc5-+) 29...Rg8 (29...Qc5 30.Qc5 Rc5 31.c3-+) 30.Qa6 (30.Qh3 Re2 (30...Qa2?! 31.Qh5 Rg6 32.Qh7 Rg7 33.Qh5 Ke6 34.Rb5-+) 31.Rb7 Kg6-+ (31...Qb7?! 32.Qh5 Kf8 33.Qe2-+)) 30...h4 31.Qd3 hg3 32.hg3 (32.h3 Rh8 33.c4 Qc6-+) 32...Rh8 33.Qb3 Qb3 (better is 33...Rh1!? 34.Kf2 Rh2 35.Kg1 Qb3 36.ab3 Rd2 37.Rc1-+) 34.Rb3 Re2 35.Rd3 Rd8 (better is 35...Rhh2 36.Rd4 Rd2 37.Rd2 Rd2 38.c3-+) 36.Kf1 Rh2 (36...Re6 37.c4-+) 37.Kg1 Rh5 38.c3 (38.c4 Ra5 39.a3 Rc5-+) 38...Rhd5 39.cd4 (39.c4 Ra5 40.a3 Rc5-+) 39...Rd4 40.Ra3 R8d7 41.Kh2 Rd2 42.Kh3 Kg6 43.Ra5 (43.Ra6 Kf5 44.Ra5 Ke4 45.Ra4 Kf3 46.Ra3 R7d3 47.Rd3 Rd3-+) 43...R2d5 44.Ra3 Rh5 (44...Kf5 45.Ra4-+) 45.Kg4 (45.Kg2 Rd2 46.Kf3 a5-+) 45...Rc5 (better is 45...f5 46.Kf3 Rh2-+) 46.Rf3 White prepares f5 (46.Ra6 Rcd5-+) 46...Rdd5 (46...f5 47.Kh3 Rc2 48.g4 Rh7 49.Kg3 Rch2 50.gf5 Kf5 51.Re3 R7h3) 47.a3 (47.Re3 Rd2 48.a3 f5 49.Kf3 Rcc2-+) 47...a5 (better is 47...f5 48.Kh4 Rd1-+) 48.Kh4 (48.Re3 Rc1-+) 48...a4 (48...Rh5 49.Kg4 f5) 49.g4-+ Rb5 50.f5 Kg7 (50...Kh6!? 51.Rc3 Rd1 52.Rh3-+) 51.Re3 (51.Rc3 Rd6 52.Rc4 Rb3-+) 51...Kf7 (51...Rd1 52.Re7 Kh6 53.Rf7-+) 52.Re4 Ra5 53.Rb4 Rdb5 54.Rc4 Rb3 55.Rc7 Ke8 56.Rc8 (56.Rc6 Ke7 57.Kh5 Ra3-+) 56...Kd7 57.Rh8 (57.Rf8 Ke7 58.Rh8 Ra3 59.Rh7 Kd6-+) 57...Ra3 58.Rh7 Ke8 (58...Kd6 59.Rh6 Ke5 60.g5-+) 59.Rh8 Kf7 60.Rh7 Kg8 61.Rb7 (61.Rc7 Rb3 62.Kh5 a3-+) 61...Re3 (better is 61...Rb3 62.Rc7 Ra8 63.Rc2-+) 62.Rb8 (62.Kh5 Rb3 63.Rc7 a3-+) 62...Kf7 63.g5 Rf5 (63...Re4!? 64.Kg3 fg5 65.Kf3 Rf4 66.Ke2-+) 64.gf6 Rf6 65.Rb7 (65.Kg5 a3 66.Rb7 Re7-+) 65...Ke8 (65...Kg6 66.Rb4 a3 67.Rg4 Kh6 68.Rd4 a2 69.Kg4 a1Q 70.Rc4 Qd1 71.Kh4 Qh5) 66.Ra7 (66.Rb8 Kd7-+) 66...a3 67.Ra8 (67.Kg4 Rf2-+) 67...Kd7 68.Ra7 Kc8 69.Ra8 Kb7 70.Rd8 (70.Ra5 Ra6 71.Rb5 Ka8-+) 70...Ra6 71.Rd1 a2 72.Ra1 Rb3 73.Kg4 Rb1 74.Ra2 Ra2 75.Kf3 (75.Kf5 Rb4 76.Kg6 Kc6 77.Kg7 Rg4 78.Kf6 Kd6 79.Kf5 Raa4 80.Kf6 Raf4) 75...Ra4 (75...Rb4 76.Ke3 Ra3 77.Kd2 Rb2 78.Kc1 Rf2 79.Kb1 Re3 80.Kc1 Re1) 76.Ke3 Rb3 77.Kd2 Ra2 78.Kc1 Rh3 79.Kb1 Rg2 0–1. Ficek,Szymon – Bulawa,Filip, MMJ OP+SL – C11, 2013.

7.Nf3 c5 8.Bd3 Nc6 9.Ng5 d4=+ 10.Bb2 h6 11.Ne4= Ne4 12.Be4 Qd6 13.0-0 Ne5 14.Bf3 Rb8 15.e4 b5 16.Qe2 Re8 17.d3 a5 18.Bc1 Qf6 19.Bd2 b4 20.Rab1 Ba6 21.Bg4 c4 22.f4? Ng4?? 23.Qg4 cd3 24.Rbc1 dc2 25.Rc2 Bf1 26.Kf1 Qa6 27.Kf2 Qd3 28.Rb2 Re4 29.Qf3 Qf3 30.Kf3 Rbe8 31.h4 Re2 32.Bc1 Rb2 33.Bb2 d3 34.Bc1 Re2 35.a3 d2 (35...d2 36.Ke2 dc1Q 37.ab4 ab4-+) 0–1. Panke,Wolfgang – Rost,Raimund, corr ICCF Cup8 V152, 1990.

7.Nf3 Nc6 8.Be2 Ne4 9.Bb2 Bg4 10.0-0 Qd6 11.a4 Rfe8 12.d4 (12.d3 Bf3 13.Bf3 Ng5=) 12...Qh6 13.c4 dc4 14.Bc4 Ng5 15.Be2 Ne4 (15...Qh5 16.Re1=) 16.a5 a6 17.Rc1 (17.Qc2 Rad8=) 17...Rad8 18.Nd2 Be2 19.Qe2 Nd2 20.Qd2 Rd5 The isolani on a5 becomes a target 21.Rc5 Rc5 22.dc5 Rd8 23.Qc3 f6?? (23...Qg5 24.Ra1=) 24.h3?? (better 24.Qb3 Kf8 25.Qb7+-) 24...Qg5 25.Qc4 (25.Qb3!? Qd5 26.Qb7=) 25...Qd5=+ 26.Qc3 Kh8 (26...Qd3 27.Ra1=+) 27.Qc2 (27.Ra1 Qd2=+) 27...Ne5 (better 27...Na5!? 28.Bd4 Nb3-/+) 28.Bd4 Nc6 29.Rd1 (29.Qc3!?=) 29...Na5-/+ (worse 29...Nd4 30.Rd4 Qg8 31.Qe4 Rd4 32.ed4+/-) 30.Qb2 (30.Rb1 Nc6=+) 30...Qb3 (30...b6!? 31.Qc3 Nb7-/+) 31.Qa1=+ Nc6 (31...Qc2 32.Rc1 Nb3 33.Rc2 Na1 34.Rb2=) 32.Rb1= Qc4 (32...Nd4 33.Rb3 Nb3 34.Qa3 Rd1 35.Kh2+/-) 33.Rb7+= Nd4 34.ed4 h6 35.Rc7 Rd4 36.Qb1 Qd3 (36...Rd8 37.Qg6 Qg8 38.c6+/-) 37.Qd3 (37.Qb7 Qg6+/-) 37...Rd3+= 38.Ra7 (38.c6 Rc3+=) 38...Rc3= 39.Ra6 Rc5 40.Ra8 Kh7 41.Ra3 h5 42.Re3 h4 43.g3 hg3 44.fg3 Kg6 45.Kg2 Kf5 46.h4 Re5 47.Rf3 Kg4 48.Rf4 Kh5 49.Rf3 Kg6 50.Rf2 Re4 51.Rf3 Rc4 52.Rf2 Rc3 53.Rf3 Rf3 54.Kf3 Kf5 55.Kg2 g5 56.hg5 fg5 57.Kf3 g4 58.Kf2 Ke4 59.Kg2?? (better 59.Ke2 Kd5 60.Kd3=) 59...Ke3-+ 60.Kh2 Kf3 61.Kh1 Kg3 62.Kg1 Kh3 63.Kh1 g3 64.Kg1 g2 65.Kf2 Kh2 66.Kf3 g1Q 67.Kf4 Qg3 (67...Qg3 68.Kf5 Qe3 69.Kf6 Kg3 70.Kf5 Kf3 71.Kf6 Ke4 72.Kg7 Qg5 73.Kf7 Ke5 74.Ke8 Ke6 75.Kf8 Qg4 76.Ke8 Qg8) 0-1. BeepBeepImAJeep (2785) - quick_Mate (2765), lichess.org, 2020.

7.Nf3 Nbd7 8.Be2 Ne4 9.Bb2 c5 10.0-0 Qa5 11.c4 dc4 12.Bc4 Nb6 13.Bd3 Bf5 14.Ng5 (14.Qc2 Rfe8 15.Ng5 Ng5 16.Bf5 h6+=) 14...Ng5 (better 14...Nf2!? 15.Rf2 Bd3=+) 15.Bf5 c4 16.Qc2 g6 17.f4 Qf5 18.Qf5 gf5 19.fg5 Rad8 20.Bd4 Rd5 21.Rac1 Rc8 22.Rf4 Rc7 23.Rcf1 (23.Bb6!? ab6 24.Rfc4 Rc4 25.Rc4 Rd2 26.Rb4+/-) 23...Ra5+= 24.Rf5 (24.Ra1 Rd5+=) 24...Ra2= 25.Re5 Kf8 26.Bc5 Kg7 27.Bb4 Ra4 28.Bc3 Kf8 29.h4 Nd7 (29...Re7 30.Rb5 Rd7 31.e4=) 30.Ref5= Nc5 (30...Nb6 31.h5 Ke8 32.Rf6+=) 31.Rd5 (31.h5 Ra6 32.Bb4 Rac6+=) 31...Ke8= 32.Re5 Kf8 33.h5 Ne4?? (better 33...Nd3 34.Re6 Ra6 35.Ra6 ba6+=) 34.Re4+- (34.Re4 Ra6 35.Bb4 Kg7 36.Re8+-) 1-0. drengur1 (2145) - marekt (2235), gameknot.com, 2018.

7.Nf3 Ne4 8.Bb2 c5 9.Be2 Bf5 10.0-0 Re8 11.d3 Nd6 12.c4 Qb6 13.Rb1 dc4 14.Bg7 Qa6 15.e4 Kg7 16.ef5 Nc6 17.dc4 Rad8 18.Qc2 f6 19.a3 b6 20.Rfd1 h6 21.h3 Na5 22.Rd5 Nab7 23.Qd3 Nf7 24.Rd8 Rd8 25.Qe3 Nbd6 26.Nh4 Qa4 27.Qg3 Ng5 28.Rd1 Qe8 29.Rd6 Rd6 30.Qd6 Qe2 31.Qc7 Nf7 32.Qg3 Ng5 33.f4 Qc4 34.fg5 hg5 35.Nf3 Qd3 36.Qc7 Kh6 37.Qa7 Qb1 38.Kf2 Qc2 39.Kg3 Qf5 40.Qb6 Kg6 41.Qc7 Kh6 42.Qd6 1–0. Coltharp,Cameron – Rosner,Dirk, corr SOK–98–E003A, 1998.

7.Nf3 Ne4 8.Bb2 Bg4 9.Be2 Re8 10.d3 Nd6 11.0-0 Nd7 12.Rc1 c5 13.h3 Bf5 14.c4 dc4 15.dc4 Qc7 16.Bd3 Bd3 17.Qd3 Ne4 18.Nd2 Nd2 19.Qd2 Rad8 20.Rfd1 Nb6 21.Qa5 Rd1 22.Rd1 f5 23.Qb5 Rf8 24.Bc3 a6 25.Qb3 Nd7 26.Rd3 b5 27.Rd5 b4 28.Bb2 Nb6 29.Be5 Qc8 30.Rd6 Nd7 31.Bf4 Rf6 32.Qd1 Rd6 33.Qd6 Nf6 34.Qe7 a5 35.Be5 a4 36.Bf6 gf6 37.Qf6 a3 38.Qb6 Kg7 39.f3 Qf8 40.Qc7 Kf6 41.e4 Qe7 42.Qc6 Kg7 43.Qd5 fe4 44.fe4 Kf6 45.Qf5 Kg7 46.Qf4 h6 47.e5 Qg5 48.Qe4 Qg6 49.Qf3 Qb1 50.Kh2 b3 51.Qf6 Kg8 52.e6 ba2= 53.e7 Qb8 54.Kg1 Qe8 55.Kh2 Kh7 56.Kg3 Kg8 57.h4 Qf7 58.Qe5 Qg6 59.Kf2 Qe8 60.h5 a1Q 61.Qa1 Qh5 62.Qa3 Qf7 63.Qf3 Qe7 64.Qg4 Kh7 65.Qf5 Kg7 ½–½. Pleschke,Helmut – Johannes,Jan, corr TKM/A002, 1999.

7.Nf3 Re8 8.Be2 (8.Bb2 c5 9.Be2 Nc6 10.0-0 Bf5 11.a3 Qd6 12.Rb1 b6; 8.Bb5 c6 9.Be2 Ne4 10.Bd4 c5 11.Bb2 Qb6 12.Rb1 Qa5) 8...c5 9.0-0 Nc6 10.Rb1 b6 (10...Qd6 11.a3 b6 12.Bb2 Bf5) 11.Bb5 Bd7 (11...Qd6 12.Bf6 (12.d4 Ne4) 12...Qf6 13.d4 cd4 14.Nd4=) 12.d4 (12.d3 Nb8= (12...Qe7+=); 12.Bf6 Qf6) 12...Ne4= 13.Ba1 c4 14.Bc6 (14.Ne5 Qc7=) 14...Bc6+= 15.Ne5 Rc8 (15...Bb7 16.f3 Nd6 17.Re1-/+) 16.f3 Nf6 (16...Nd6!?+=) 17.Qe2 Qe7 18.Bc3 Qe6 (18...Nd7 19.f4=) 19.Be1 (19.Rfe1 Nd7+=) 19...Nd7= 20.Bg3 Ne5 21.de5 (worse is 21.Be5 f6 22.Bf4 g5-/+) 21...f6 22.ef6 Qe3 23.Qe3 Re3 24.fg7 Rce8 25.Bf2 Re2 26.Rfe1 Rc2 27.Re8 Be8 28.Re1 Bf7 29.Bd4= Rd2 30.Bf6 d4 31.Re7 c3 32.Rd7 h6 33.Bd4 c2 34.Rd8 Kh7 35.Rh8 Kg6 36.Bb2 Rd1 37.Kf2 c1Q 38.Bc1 Kg7 39.Rc8+= Ba2 40.Rc7 Bf7 41.Bh6 Kh6 42.Rf7 Rd2 43.Kg3 a5? 44.Rf6+- Kg7 45.Rb6 Ra2? 46.Ra6 1–0. Moehring,Norbert (1945) – Ruetten,Ingmar (1750), Troisdorf op, 2005.

7.Nf3 Bg4 8.h3 Bh5 9.Be2 Nbd7 10.0-0 c5 11.a4 b6 12.a5 Qc7 13.Nh2 Be2=+ 14.Qe2 Rfe8 15.Ng4 d4 16.ab6 Qb6 17.Rfb1 Qc6 18.Ra6 Qd5 19.Ba1 Qf5 20.Nf6 Nf6 21.d3 Qd7 22.Qf3 Rab8 23.Rb8 Rb8 24.Qg3 Rb1 25.Kh2 Ne8 26.ed4 cd4 27.Qe5 Rb4 28.Ra7! Qc8?? 29.Re7 Kf8 30.Bd4 f6 31.Re8! Qe8 32.Bc5 Kf7 33.Qe8 Ke8 34.Bb4 (34.Bb4 f5 35.c4+-) 1–0. Mohring,Norbert – Winter,Rudolf, Obertsdorf, 2002.

5.Bc3 Nc6

6.e3 d5 7.Nf3 Be6 8.Bb5 0-0 9.0-0 (9.d3 Ne8+=) 9...Ne7 (9...Ne4 10.Rb1=) 10.d4 (10.Bf6!? gf6 11.Nd4+/-) 10...c6 (10...Ne4 11.Bb4=) 11.Bd3 Ng6 (11...Ne4 12.Bb4+=) 12.Bb4 (12.Ng5 Re8+=) 12...Re8 13.a4 (13.Ne5 a5 14.Bc3 Ne4=) 13...a5= 14.Ba3 b6 (14...Qd7 15.h3=) 15.Rb1 Qc7 (15...Ne4 16.Be4 de4 17.Nd2=) 16.Bb2 (16.Ne5 Ne4+=) 16...Bg4= 17.Be2 (17.h3 Bf3 18.Qf3 Ne4=) 17...Ne4=+ 18.Ne5 (18.Qd3 Bf3 19.Bf3 Nh4=) 18...Ne5 (18...Be2!? 19.Qe2 Nd6=+) 19.de5= Be2 20.Qe2 c5 (20...Nc5 21.Ra1 b5 (worse 21...Re5 22.Be5 Qe5 23.c4+/-) 22.ab5 cb5=) 21.Rfd1 (21.f3 Ng5+/-) 21...Rad8 (better 21...Qc6+=) 22.c4?? (better 22.f3 Ng5 23.Qb5+/-) 22...dc4=+ 23.Qc4? (better 23.Qc2 c3 24.Bc3 Nc3 25.Qc3 Rd1 26.Rd1=+) 23...Ng5?? (better 23...Nd2 24.Rd2 Rd2-+) 24.h3 (better 24.f4!? Ne6 25.f5+/-) 24...Qc6= 25.Qg4 Ne6 26.Rd6 (26.Qc4!?=) 26...Rd6=+ 27.ed6 Qd6 28.Rd1 Qe7 29.Rd5 (29.Qf3 Rc8=+) 29...Rd8-/+ 30.Re5 (better 30.Rd8 Qd8 31.Qe4-/+) 30...f6?? (better 30...Rd2 31.Bc1 Rd3-+) 31.Re6+- (31.Qe6?! Qe6 32.Re6 Rd1 33.Kh2 Rd2 34.Rb6 Rf2+-) 31...Qd7 32.Bf6 (better 32.Rb6 Qg4 33.hg4+-) 32...Qd1+/- 33.Kh2 Qg4 34.hg4 gf6 35.Rb6 Kg7 (35...Rc8 36.Kg3+=) 36.Rb5 (36.Rc6 Rd5+-) 36...Rd2? (better 36...Rc8!?+=) 37.Kg3+- c4 (37...Ra2 38.Ra5 c4 39.Ra7 Kg6 40.f4+-) 38.Ra5 c3 (better 38...Ra2+-) 39.Rc5 Rc2 40.a5 Ra2 (40...Kg6 41.f4+-) 41.Rc3 (41.g5 fg5 42.Rg5 Kf6+-) 41...Ra5 42.Rc7 Kg6?! (42...Kg8 43.f3+-) 43.Rc4 (better 43.f4 Kh6+-) 43...h6 (43...Ra7 44.e4+-) 44.Rf4 (better 44.Rc7 h5 45.gh5 Rh5 46.e4+-) 44...h5? (better 44...Ra2+-) 45.gh5 (45.Rf5 h4 46.Kh4 Ra1+-) 45...Rh5 46.Rg4 (46.Kf3 Rd5+-) 46...Kf5? (better 46...Kf7+-) 47.Rh4 Ke5 (47...Rg5 48.Kf3 Rg7+-) 48.Rh5 f5 49.Kf3 Kd5 50.Kf4 (50.Rf5 Ke6 51.g4 Kd6 52.g5 Ke6 53.Kf4 Ke7 54.g6 Kd7 55.Re5 Kd6 56.g7 Kc7 57.Re6 Kd7 58.g8Q Kc7 59.Qf7 Kc8 60.Re8) 50...Ke6 51.Rf5 Ke7 (51...Kd6 52.g4 Ke6 53.g5 Kd7 54.g6 Kd6 55.g7 Ke6 56.g8Q Ke7 57.Qd5 Ke8 58.Qb7 Kd8 59.Rf8) 52.Re5 (52.Re5 Kd6 53.g4 Kd7 54.g5 Kd6 55.g6 Kd7 56.g7 Kd6 57.g8Q Kc6 58.Qd5 Kc7 59.Re7 Kb6 60.Rb7 Ka6 61.Qb5) 1-0. BeepBeepImAJeep (2645) - SaSY18 (2335), Rated Bullet game, lichess.org, 2015.

6.Nf3 d6 7.e3 Bg4 8.Be2 Bf3 9.Bf3+/- (9.gf3?! Ne5=) 9...0-0 10.0-0 (better 10.Rb1!?+/-) 10...Qe7 11.Rb1 Rab8 12.Ba1 d5 (12...Qe6 13.d3+=) 13.Be2 (better 13.Bf6!? Qf6 14.Bd5+/-) 13...a6 14.c4 dc4 15.Bc4 b5 16.Bb3 Na5 17.Bc2 c5 18.d4 cd4 (18...c4 19.d5=) 19.Bd4 Nc4 20.Bb3 (20.Qd3 Ne5 21.Qf5 Rfe8+=) 20...Rbc8= 21.Rc1 Ne4 22.Qg4 f5 23.Qe2 Ned2?? (better 23...Qe6=) 24.Qd2+- Kh8 25.Bc4 bc4 26.f4 (26.Rc2 Rc6+-) 26...Qe4 (26...Rfd8 27.Rc3 Qe6 28.Qc2+-) 27.Qc2 (27.Qb4 Qd5+-) 27...Qd5 (27...Qc2 28.Rc2 Rc6 29.Rb1+-) 28.Rfd1 Kg8 (28...Qf7+-) 29.Bg7! (29.Bg7 Qe4 30.Bf8 Kf8 31.Qc3+-) 1-0. Timmermans,Mark (2385) - Melikhov,E (2290), Titled Tuesday, 2021.

5.Bc3 d5

6.Bb4 Nc6 7.Ba3 Bf5 8.e3 Qd7 9.Nf3 a6 10.Be2 Ne7 11.c3 0-0= 12.Ne5 Qe6 13.f4 Rfb8 14.0-0 Nc6 15.Nf3 b5 16.Ng5 Qd7 17.Bb2 h6 18.Nf3 a5 19.h3 Ne4 20.Qe1 Nc5 21.Qg3 Na4 22.Bc1 b4 23.Bd1 Nc5 24.cb4 Ne4 25.Ba4?? Ng3-+ (25...Ng3 26.Ne5 Qe6 27.Bc6 Nf1 28.Ba8 Ra8 29.Kf1 ab4-+) 0–1. Nilsson,Nils Roland – Johansson,Kjell, corr SSKK 2–782, 1994.

6.e3 0-0 7.Qf3 Ne4 8.Bb2 c5 9.Bd3 Ng5 10.Qh5= h6 11.f4 Nh7 12.Nf3 Nc6 13.0-0 Be6 14.g4 c4 15.Bh7 Kh7 16.g5 Qe7?? 17.gh6+- Bg4 18.Ng5 Kg8 19.Qh4 (19.Qh4 gh6 20.Qg4 hg5 21.Ba3+- (21.Qg5?! Qg5 22.fg5 Rfe8+-; < 21.fg5 Qe4 22.Qh5 Qh7 23.Qh7 Kh7+-); better is 19.Qg4 f5 20.Qf3+-) 1–0. Zylla,Johannes – Seregni,Angelo, BdF, 1986.

6.e3 0-0 7.Nf3 c5 8.Be2 Nc6 9.0-0 a6 10.a4 d4 11.Bb2 Bf5 12.Ba3 b6 13.ed4 Nd4 14.Nd4 Qd4 15.c3 Qd7 (15...Qd6 16.d4 Rfd8 17.a5=) 16.d4 (16.a5!? Qc6 17.d3=) 16...Ne4= 17.Bf3 Rac8 (17...Nc3 18.Qb3 cd4 19.Bf8 Rf8 20.Qb6=) 18.Be4 (18.dc5 Nc5 19.Qd7 Bd7+= (worse 19...Nd7 20.Bf8 Kf8 21.Bb7 Rc3 22.Ba6+-)) 18...Be4= 19.dc5 Qd1 (19...Qc6 20.Qd6 bc5 21.Qc6 Bc6 22.Rfe1 Ba4 23.Bc5 Rc5 24.Ra4=) 20.Rfd1+= bc5 21.Rd6 a5 (21...Bc6 22.a5+=) 22.Re1 (22.Ra6!? Ra8 23.Ra8 Ra8 24.Bc5+/-) 22...Bc2= 23.Ra6 Ba4 (better 23...Ra8!? 24.Rc6 Ba4 25.Rc5 Rfc8=) 24.Ra5+/- Rfe8 25.Ra1 Bc6 26.Bc5 Rcd8 27.Bd4 h6 28.Rc5 (28.h3 Rd7+/-) 28...Bd5 29.h3 Be6 30.Re1 Rb8 31.Re3 Kh7 32.Rg3 g6 33.Rc7 Rec8 34.Ra7 Rb1 (34...Ra8 35.Re7+/-) 35.Kh2 Rb3 36.Re3 Kg8 (36...Bc4 37.Ree7 g5 38.Rad7+-) 37.Kg3 (37.Re6 fe6 38.Rg7 Kf8 39.Rg6 Ke7+-) 37...h5 38.Kh4 Rb5 39.Kg3 (39.g4 hg4 40.hg4 Kf8+-) 39...Rg5 (39...Rb3 40.Kf4 Rb5+-) 40.Kh2+/- Bd5 (40...Rd5 41.h4+/-) 41.Rg3 (41.f3 Kf8+-) 41...Rf5 42.Rd7 Be6 43.Re7 Kh7 44.Re3 Kg8 45.Kg3 (45.Rb7!?+/-) 45...Rg5 46.Kh2 Rf5 47.Re1 Kf8 48.Ra7 Kg8 (48...Rd5 49.h4+/-) 49.Rea1 Bd5 (49...Rd5 50.R1a6+-) 50.Rd7 Be6 51.Rda7 Bd5 52.R7a5 Be6 53.Ra8 g5?? (53...Rd5+-) 54.f3 (better 54.Rc8 Bc8 55.Ra8+-) 54...Kh7 (54...Ra8 55.Ra8 Kh7 56.Kg3+/-) 55.R1a7 (55.Rc8!? Bc8 56.c4+/-) 55...Ra8 56.Ra8 g4? (56...h4!?+/-) 57.hg4 (57.fg4!? hg4 58.Rh8 Kg6 59.Rg8 Kh6 60.Rg4 Ra5+-) 57...hg4 58.Kg3 (58.fg4!? Rf4+-) 58...gf3+/- 59.gf3 (59.Rh8 Kg6 60.gf3 Rh5+/-) 59...Rg5 (59...Rf3! 60.Kf3 Bd5 61.Kf4 Ba8+=) 60.Kf4+/- Rf5 61.Ke3 (61.Ke4!?+/-) 61...Rf3+= 62.Kf3 Bd5 63.Kf4 Ba8 64.Ke5 Bc6 ½-½. Zheglov,Vadim (2235) - Samunenkov,Ihor (2205), Bogdanovich Mem Qual (4), 2021.

6.e3 0-0 7.f4 Ne4 8.Nf3 Nc3-/+ 9.dc3 Re8 10.Qd2 Nc6 11.Bd3 Qe7 12.Kf2 Bg4 13.Ng5 h6 14.Nf3 Rad8 15.h3 Bf3-+ 16.Kf3 Na5 17.Rae1 Qa3 18.g4 Qa2?? 19.Qg2? Qb2-+ 20.g5 hg5 21.Qg5 Qc3 22.Rhg1 Rd6 23.Qh5 g6 24.f5?? Qe1! 25.Qg5 Qd2 26.fg6 Re3! 27.Kg4 fg6 (27...fg6 28.Qf4 Nc6-+) 0–1. Stabenow,Juergen – Woschkat,Karl_Heinz, corr SOK–87–12, 1987.

6.e3 c5 7.Qf3 d4 8.ed4 cd4 9.Bb5 Nc6 10.Bb2 Qb6 11.Qe2 Be6 12.Nf3= 0-0 (12...0-0 13.0-0 Bd5 14.Bc6 bc6=; 12...0-0-0 13.Qd3=). Stabenow,Juergen – Glaser, corr DDR, 1980.

6.Nf3 c5 7.e3 0-0 8.Bb2 b6 9.Be2 Nbd7 10.0-0 Bb7 11.Rb1 Qc7 Black prepares c4 12.d4 c4 13.Ba3 Rfe8 14.Nd2 Bc6 15.c3 Nf8 16.Bf3 b5 (16...Ne6 17.Bb4=) 17.Qc2 Ne6 18.h4 (18.h3 Ng5=) 18...Qd7 19.g3 Nc7 20.Bg2 h5 (20...Qe6 21.Nf3+=) 21.Nf3= Ne4 22.Ne5 Re5 (22...Qe6!?=) 23.de5+/- Ne8 24.Be4 de4 25.Qd1 Qf5 26.Qd4 a6 27.Rfd1 f6 (27...Rc8 28.Bd6+/-) 28.Qc5 Bd7 1–0. rcm06 (1990) – apo23m5n (1750), gameknot.com, 2012.

6.Nf3 Nc6 7.e3 Bg4 8.Be2 0-0 9.h3 Bf5 10.0-0 Re8 11.Bb5 Qd6 12.Bf6 Qf6 13.Bc6 Qc6 14.Nd4 Qg6 15.Nf5 Qf5 16.Rb1 b6 17.d3 Rad8 18.c3 Re6 19.a4 a5 20.Rb5 Rg6 21.Kh2 c5 22.Qb1 Qe5 23.g3 Qc3 24.Rb6 Rb6 25.Qb6 Qd3?? 26.Qd8# 1–0. jer2lentino – EELDROP, Live Game Caissa's Web, 2005.

6.Nf3 Bg4 7.e3 0-0 8.Qb1 Qc8 (better is 8...Bf3!? 9.gf3 b6=) 9.Bf6+/- gf6 10.Bd3 Nc6 11.c3 (11.c4 dc4 12.Bh7 Kh8 13.Be4+/-) 11...f5? (11...h6!?+/-) 12.h3+- Bf3 13.Bf5 Qd8 14.Bh7 Kh8 15.gf3 Qh4 (15...Rb8 16.h4+-) 16.Bd3 (16.Qb7 Qf6 17.Bc2 Rab8 18.Qc7 d4+-) 16...Ne5 (16...b6 17.f4+-) 17.Be2 Rg8 (17...Qh5 18.Qb7 Nf3 19.Kd1+-) 18.f4 Rg2 19.Rf1 Ng6 20.Qb7 Rg8 21.Qd5 Nf4 22.Qd4 Kh7 23.Qf4 Qh3 24.Qf7 R8g7 25.Bd3 Kh6 26.Qf8 Qh2 27.Qh8 Kg5 28.Qg7 Kh4 29.Qh6 Kg4 30.f3 Kg3 31.Qf4 Kh3 32.Bf5 Rg4 33.Qg4# 1–0. Woelfelschneider,Peter – Backes, 2009.

4...c5

5.Nb5!? 0-0 6.c3=.

5.Bf6 gf6 6.Nd5+/-.

5.Bf6 Qf6

6.Nd5 Bd2?? 7.Kd2+- Qe5 8.Ke1 0-0 9.Nf3 Qd6 10.c4 a5 (10...b6 11.Nc3 Qe7 12.e3+-) 11.e3 Nc6 (11...f5 12.Rb1+-) 12.a3 (better is 12.Nb6!? Qd1 13.Rd1 Rb8+-) 12...Ne7 13.Ne7 (13.Rb1 Ra6+-) 13...Qe7 14.Be2 Ra6 15.Qc2 a4 16.Rd1 d6 17.Nd2 Be6 18.Bf3 Rb8 19.Rb1 Qd7 20.Rb5 b6 21.Qd3 f5 22.Bd5 Re8 (22...Qf7+-) 23.Qf5 Qf7 (23...h6 24.Kd1+-) 24.Qf7 Kf7 25.Bb7 Ra7 26.Rb6 Rb8 27.Ne4 Bc4 28.Nd6 Kf8 29.Kd2 Bb3 (29...Ba6 30.Rhb1 (30.Ba6?! Rb6 31.Ne4 Rba6+=; < 30.Ra6 Ra6 31.Ba6 Rd8+-) 30...Rd8 31.Ba6+- (31.Ra6?! Ra6 32.Ba6 Rd6 33.Kc3 Ra6+-)) 30.e4 g5 31.h4 g4 32.Re1 Ra5 33.Ke3 Rd8 34.Bc8 Ra7 35.Bg4 (35.Bg4 Re7 36.f4+-) 1–0. Woschkat,Karl_Heinz – Granzeuer, corr SOK–87–10, 1988.

6.Nd5 Qd6 7.Nb4 cb4 8.Nf3 0-0 9.e3 Nc6 10.Be2 Qe7 11.0-0 d5 12.d4 Bf5 13.Bd3 Bg4 14.Be2 Rac8 15.Nd2? (better 15.Qd3=) 15...Be2-+ 16.Qe2 Nd4! 17.Qd3 (17.ed4 Qe2 Pinning (17...Qe2 Deflection)) 17...Nc2 18.Rac1 Na3 19.Rc8 Rc8 20.Nb3 Qd6 21.h3 b6 (21...Rc3!? 22.Qd1-+) 22.Rd1 Rd8 23.Nd4 Nc4 24.Qb1 g6 25.Qb3 a5 26.Nc2 Qc5 27.Rd4 Rd6 28.Qd3 Ne5 29.Qd1 Nc4 30.Qd3 b5 31.Ne1 a4 (31...Nb6 32.Qe2-+) 32.Nf3 (better 32.Qc2 Rd8 33.Nd3-/+) 32...Nb2?? (better 32...Na5 33.h4 b3-+) 33.Qd2=+ Qc3 34.Qe2?? (better 34.Rb4 Qd2 35.Nd2=+) 34...Nc4 (34...b3 35.ab3 a3 36.Qf1-+) 35.Kh2? (35.Rd3 Qb2 36.Nd4 Qe2 37.Ne2-+) 35...b3 36.ab3 Qb3 37.Nd2 Nd2 (37...Qb2 38.Qd1 a3 39.Nc4 bc4-+ (39...dc4 40.Rd6 h5 41.Ra6+-)) 38.Qd2 a3?? (better 38...Rc6 39.Rb4 Qc3 40.Qc3 Rc3 41.Rb5 a3 42.Rd5 Rc2-/+) 39.Rb4= Qc4?? (better 39...a2 40.Rb3 a1Q=) 40.Rc4+- dc4 (40...bc4 41.Qa5 Kg7+-) 41.Qd6 1-0. Master1Day (2215) - joshuawaitzkin (2385), Rated Blitz game, lichess.org, 2016.

6.Nd5 Qd6 7.c4 0-0 8.Nf3 Nc6 9.e3 Ne7 10.Ne7 Qe7 11.Be2 Ba5 12.0-0 Bc7 13.d4 b6 14.d5 Be5 15.Rb1 d6 16.a4 Bd7 17.Ne5 Qe5 18.Qb3 f5 19.g3 g5 20.a5 ba5 21.Qb2?? (better 21.Qa2=) 21...Qb2-+ 22.Rb2 Rab8 23.Ra2 a4 24.Rfa1 Rb4 25.Bd3 f4 (better 25...g4!?-+) 26.ef4=+ gf4 27.Be4? (27.Bc2 Rc4 28.Ba4 Bf5=+) 27...fg3 (better 27...Rc4 28.Bd3 Rb4-+) 28.hg3-/+ Rc4 29.Bd3 (better 29.Bc2!?-/+) 29...Rd4-+ 30.Bc2 Rd2?? (better 30...Bb5!?-+) 31.Ba4 (better 31.Bh7 Kh7 32.Rd2=) 31...Ba4?? (better 31...Ra2 32.Ra2 Bc8-/+) 32.Rd2+- Bb3 33.Ra7 c4 34.Rc7 Ra8 35.Kh2 Ra5? (better 35...Rf8+-) 36.Re2 Ra8 37.Ree7 Bc2 (37...c3 38.Rg7 Kf8 39.Rh7 Bd5 40.Rc3+-) 38.Rg7 Kh8 39.Rgd7 Bd3 40.Rd6 Rf8 41.f4 Be2 (41...Bf5+-) 42.Rdd7 Bd3 43.Re7 h5 (43...Rd8 44.d6 Kg8 45.Rg7 Kh8 46.Rgd7+-) 44.f5! Bf5 (44...Bf5 45.Rc4 Deflection (45.d6 Passed pawn); 44...Rf5 45.Re8 Mate attack) 45.Rc4 1-0. BeepBeepImAJeep (2655) - Sadistika (2330), Rated Bullet tournament j7A3mT7n, lichess.org, 2015.

6.Nd5 Qd8 7.c4 Ba5 8.e3 d6 9.Nf3 0-0 10.Be2 Nc6 11.0-0 Re8 12.d4 cd4 13.Nd4 Be6 14.Nf4 Rc8 15.Rb1 Bb6 16.Nde6 fe6 17.Bg4 Qf6 18.a4 (18.Qd6!? Rcd8 A) 19.Be6?! Kh8 20.Qa3 A1) worse 20...Re6 21.c5 (worse 21.Ne6 Qe6 22.Rfc1 Qf5=) 21...Bc5 22.Qc5+/-; A2) 20...g5=; B) 19.Qa3+/-) 18...Rcd8= 19.Rb5 Ne5?? (19...Re7 20.Qb3 Bc5 21.Qd3=) 20.Bh3 (20.a5 Bc5 21.Be6 Kh8+- (worse 21...Re6 22.Ne6 Qe6 23.Rc5+-)) 20...Nc4 (better 20...g5 21.Ne6 Re6+=) 21.Rh5?? (better 21.Ne6 Rb8 22.Ng5+/-) 21...g6 (21...d5 22.Qg4-+) 22.Rb5-/+ d5 23.Qg4 (23.Qa1 Qf7-/+) 23...Rd6 (23...Ne3 24.fe3 Be3 25.Kh1-+) 24.Rc1 (24.Qg3 Rc6 25.Rd1 a6-/+) 24...Kh8 (better 24...Ne3!? 25.Qg3 Rc6-+) 25.Qf3-/+ Rf8 26.Rbb1? (26.Ne6 Qf3 27.gf3 Rf3=+) 26...Ne5?? (better 26...Nd2 27.Qg3 Nb1 28.Rb1 Bc7-+) 27.Qe2 d4 28.Rd1 (better 28.a5 Ba5 29.ed4 Qf4 30.Qe5 Qe5 31.de5-/+) 28...Qf4?? (better 28...Nc6 29.Nd3 de3 30.fe3 Qg5-+) 29.ef4+- Nf7 (29...Nc6 30.a5 Ba5 31.Rb7+-) 30.Be6 (better 30.a5 Ba5 31.Rb7 Rb6 32.Ra7 Bc3+-) 30...Re8 31.f5 gf5 32.Qh5 Rde6 33.Qf7 d3 (33...Bc5 34.Qb7 Bb6 35.Qf7+-) 34.Qf5 d2 35.g3 Re1 36.Kg2 R1e2 37.Qf6 Kg8 38.Qg5 Kf7 39.Qf5 Kg7 40.Rb4 (better 40.Rd2 Rd2 41.Qg5 Kh8 42.Qd2+-) 40...R2e6 (40...Rf2 41.Qf2 Bf2 42.Rb7 Kf6 43.Kf2 a5 44.Rd2 Re4 45.Rd6 Ke5+-) 41.Rg4 Rg6 42.Rg6 (42.Qd7 Kh8 43.Qe8 Kg7 44.Qe7 Kg8 45.Rf4 Rg3 46.hg3 Bf2 47.Rf8) 42...hg6+- 43.Qf4 (43.Qd7 Kf8 44.Qd2 Rd8 45.Qh6 Kf7 46.Qf4 Kg7 47.Qe5 Kg8 48.Rd8 Bd8 49.Qd5 Kg7 50.Qd8 Kh7+-) 43...Rf8 (43...Ba5 44.Qd4 Kh6 45.h4+-) 44.Qd2 (better 44.Qe5 Kh7 45.Qe7 Kg8 46.Rd2 Rf7 47.Qe8 Kg7+-) 44...Rf2 45.Qf2 Bf2 46.Kf2 Kf6 47.Rd7 Ke6 (47...b5 48.ab5 Ke6 49.Rg7+-) 48.Rb7 a5 49.Ra7 Kf6 50.Ra5 Ke6 Plans Rb5 51.Ra6 Kf5 52.Rg6! Kg6 53.Kf3 Kf6 54.g4 Ke6 55.Kg3 Kd6 56.h4 Ke6 57.h5 Kd6 If Black now only could play h6... 58.h6 Ke6 59.h7 Kf7 60.h8Q Ke6 61.Qh6 Kd5 62.Qh5 Kc4 63.Qh7 Kb4 ½-½. BeepBeepImAJeep (2720) - Inko7 (2730), lichess.org, 2020.

6.Nd5 Qe5 7.c4 Nc6 8.Nf3 (worse 8.Nb4 Nb4 (8...cb4?! 9.e3=) 9.d4 Qe4-/+) 8...Qd6 9.e3 0-0 10.Be2 Ba5 11.0-0 Qh6 12.Rb1 d6 13.d4 Rb8 14.dc5 (14.Qa4 Bf5 15.Rb5 Bd8+=) 14...dc5= 15.Bd3 Bg4 16.h3 Bh5 17.Nf4 Rfd8 (17...Bf3 18.Qf3 Rfe8 19.Rfd1=) 18.Nh5 (better 18.g4!? Nb4 19.gh5+/-) 18...Qh5= 19.Qe2 Bc7 20.Be4 Ne5 (20...Qh6 21.Rfd1=) 21.Rfe1 (21.Bb7!? Qf5 22.Ne5 Qe5 23.g3+/-) 21...b6= 22.Bd5 Rd6 23.Nd2 Qg6 24.Ne4? (24.f4 Nc6=) 24...Rd7?? (better 24...Rd5 25.cd5 Qe4-+) 25.Ng3 Rbd8 26.Qh5 (26.Red1 Qg5=) 26...Qf6 (26...Nd3 27.Qg6 hg6 28.Re2=+) 27.a4 (27.f4 Ng6=) 27...g6 (27...Nd3 28.Ne4 Qe7 29.Ng5=) 28.Qe2 (better 28.Ne4 Qg7 29.Qe2+=) 28...h5?? (28...Qh4!?=) 29.Ne4 (29.f4 Qh4 30.Ne4 Kg7+-) 29...Qh4? (29...Qf5 30.f4 Rd5 31.Ng3= (worse 31.cd5 Qe4 32.fe5 Rd5=+)) 30.Nc3?? (better 30.f4+-) 30...g5= Attacks the isolani on c4 31.f4 (31.a5!?=) 31...gf4=+ 32.ef4 Qf4 33.Ne4 h4 (better 33...Ng6=) 34.Rf1+/- Qh6 35.Nf6 Kg7 36.Nd7 Rd7 37.Rf5 Rd6?? (better 37...Re7+-) 38.Rbf1 (better 38.Qe5 Rf6 39.Qc3+-) 38...Rg6 (38...Rd5 39.cd5 Qd6+-) 39.Rf7 (better 39.Re5 Rf6+-) 39...Nf7 40.Rf7 (40.Rf7 Kh8 41.Qb2 Rf6 42.Qf6 (42.Rc7?! Qe3 43.Kh1 Qe1 44.Kh2 Qg3 45.Kh1 Qe1 46.Kh2 Qg3 47.Kh1 Qe1=) 42...Qf6 43.Rf6+-; 40.Bf7?! Rf6 41.Qg4 Kf7 42.Qd7 Kg8 43.Rf6 Qf6 44.Qc7 a5=) 1-0. BeepBeepImAJeep (2770) - Stalin_1879 (2545), lichess.org, 2019.

4...c6

5.Qb1 Na6 6.Nf3 (6.e3 b5=) 6...d6=+ 7.Bf6 (7.a3 Bc5 8.Bf6 Qf6=) 7...Qf6 (< 7...gf6 8.Qb2+=) 8.Ne4 Qe7 9.c3 Ba5 10.e3 d5 11.Ng3 Nc5 12.c4 Be6 13.Qb2 0-0 14.cd5 cd5 (< 14...Bd5 15.Nf5 Qf6 16.Qf6 gf6 17.Rc1+/-) 15.Nh5 f6 16.Be2 Bc7 17.Rc1 Bf7 (17...Bd6 18.Nd4=+) 18.Ng3 (18.Ng7 Kg7 19.Nd4 Kh8+=) 18...b6 19.Nf5 (19.d4 Bg3 20.hg3 Ne4=) 19...Qe4 20.Qc2 Qc2 21.Rc2+/- Bg6 22.Ne7 Kf7 23.Ng6 hg6 24.d4 Ne6 25.Ba6 Rab8 26.a4 Bd6 27.Ke2 Rfd8 28.Rhc1 Rd7 29.Rc8 Rc8+= 30.Rc8 Rc7 31.Rc7 Nc7 32.Bd3 g5 33.g4 a6 34.h4 gh4 35.Nh4 b5 36.ab5 ab5 37.Kd1 b4 38.Kc2 Bf8 39.Kb3 Ke6 40.Nf3 Bd6 41.Ne1 Kf7 42.Nc2 Ne6 43.Nb4+- Bb4 44.Kb4 Ng5 45.Kc5 Nh3 46.f3 Nf2 47.Bc2 Ke6 48.Bf5 Ke7 49.Kd5 Nd1 50.e4 Nc3 51.Kc5 Ne2 52.e5 fe5 53.d5 Nd4 54.d6 Kd8 55.Be4 Kd7 56.Kd5 Ne2 57.Bf5 Kd8 58.Ke5 Nc3 59.f4 Nb5 60.Be6 Ke8 (60...Nc3 61.g5 Na4 62.f5+-) 1–0. Lehr,Thomas – Muuss,Klaus, Schleswig Holstein–ch qual, 1996.

5.Qb1 Qe7 6.Bf6 gf6 7.Qb3 d5 8.Rb1 Bd6 9.Nf3 Nd7 10.d4 Nb6 11.e3 Rg8 12.g3 Bg4 13.Nd2 f5 14.Ne2 Kf8 15.a4 Nd7? 16.c4 Nf6? 17.Bg2 f4= 18.cd5 Bf5 19.Rb2 Bg4? 20.Nf4+- Bf4 21.gf4 Bh5 22.Kf1 Rg2? 23.Kg2 Nd5 24.Rg1 Qh4 25.Qa3 Kg8 26.Kh1 Kh8 27.Rb7 Re8?? 28.e4 (28.e4 Qf4 29.Qh3+- (29.ed5 Qd2 30.dc6 Qf2-+); better is 28.Qd6!? Bg6 29.f5 Qf2 30.fg6 hg6+-) 1–0. Myrberg,Johnny – Christiansson,Bengt, corr SSKK, 1989.

5.Rb1 a5 6.e4 d6 7.Bf6 Qf6 8.Na4 Qd4 9.Ne2 Qf6 10.c3 Bc5 11.d4 Ba7 12.c4 Nd7 13.f4 0-0 14.g3 Rb8 15.Bg2 b5 16.cb5 Rb5 17.Rb5 cb5 18.Nac3 Ba6 19.Qd3 Nb8 20.Nb5 Nc6 21.a4 Bb5 22.ab5 Nd4 23.Nd4 Bd4 24.Ke2 Bc5 25.Rb1 Rb8 26.Kf1 a4 27.Bf3 a3 28.Qe2 Qd4 29.Kg2 Ra8 30.Qa2 Ra5 31.Kh3 g6 32.f5 Qd3 33.Kg2 Rb5 34.fg6 hg6 35.Rb5 Qb5 36.Be2 Qb2 37.Qb2 ab2 38.Bd3 Bd4 39.h4 Bc3 40.Kf2 Bf6 41.Ke3 Be5 42.Kf3 Kg7 43.g4 Kh7 44.Bb1 Bf6 45.Kg3 Kg7 46.Bc2 Kf8 47.Bb1 Ke7 48.Ba2 Kd7 49.h5 Ke7 50.Kf4 Kf8 51.Ke3 Kg7 52.Kd3 Kh6 53.Ke2 gh5 54.gh5 Kg7 ½–½. Elzerman – Poschman, email CTON 1996–97.

5.Rb1= Qa5 6.e3 Qe5 7.Rb4 Qe7 8.Rb2 d5 9.Nf3 0-0 10.Be2 Nbd7 11.a4 Nc5 12.d4 Nce4 13.Ne4 Ne4 14.Qd3= Bf5 15.Qb3 b6 16.0-0 Rad8 17.Ra1 Rfe8 18.a5 b5 19.c3 (19.Bd3 Qf6=) ½–½. Woschkat,Karl_Heinz – Trokenheim,Marek, corr SOK–92–xx, 1992.

5.Nb1 d5 6.c3 Be7-/+ 7.Qa4 Nbd7 8.Bd4 0-0 9.Be3 Re8 10.Bg5 Ne4-+ (10...Ne4 11.Be3 Nb6-+) 0–1. lachezar – pierre, ChessHere.com, 2005.

5.e3 Ba5 6.Nf3 (6.Qf3 d5 7.Bf6 Qf6 (7...gf6 8.Nge2 Nd7 9.Qg3 Nc5 10.Qg7 Ke7 11.Qh6) 8.Qf6 gf6= 9.Nce2 Bc7 10.Rb1 Rg8 11.Ng3) 6...0-0 (6...d6 7.Bd4 0-0 (7...Nbd7 8.Rb1 0-0 9.Be2 c5 10.Bf6 Nf6 11.0-0) 8.Rb1 Nbd7 9.Be2 c5 10.Bf6 Nf6 11.0-0; 6...d5 7.Bd4 (7.Be2 Nbd7 8.Bf4 Bc3 9.dc3 Qa5 10.0-0 Qc3 11.Rb1) 7...0-0 (7...Nbd7 8.Ne5 Ne5 9.Be5 0-0 10.Bd4 Bb6 11.Bb6) 8.Rb1 Nbd7 9.Ne2 Re8 10.Ng3 b6 11.Be2) 7.Bf6 (7.Bd6 Re8= 8.Bd3 Bc7 9.Bc7 Qc7 10.0-0 d6 11.Rb1) 7...Qf6+= 8.d4?? (8.Ne4 Qe7 9.Ng3 d6+= (9...Re8 10.Be2 d5 11.0-0) 10.Bd3 Re8 11.c3) 8...d5 (8...Bc3 9.Nd2 Ba1 10.Qa1-+) 9.Bd3?? (better is 9.Qd2-/+) 9...Bg4 (9...Bc3 10.Nd2 Ba1 11.Qa1-+) 10.Be2?? (10.Qd2 Bf3 11.gf3 c5-+ (11...Qf3?! 12.0-0-/+)) 10...Nd7 (better is 10...Bc3 11.Kf1 Ba1 12.Qa1-+) 11.0-0? (better is 11.Nd2 Bc3 12.Bg4 Ba1 13.Qa1-+) 11...Qd6 (better is 11...Bc3 12.Rb1 b5-+) 12.Nd2? (better is 12.Qd3!?+=) 12…Bc7 (12...Bc7 13.f4 Be2 14.Qe2 Ba5-/+) . Steche – Grumnich, corr (year?).

5.e4 d6 6.Bd4 0-0 7.Nge2 Re8 8.Bf6 Qf6 9.f3 d5 10.Qb1 Bc3 11.Nc3 de4 12.Ne4 Qe5 13.Be2 Nd7 14.0-0 Nc5 15.d3 f5 16.Ng3 Be6 17.Re1 Rad8 18.Qc1 Qd4 19.Kh1 Qd5 20.Nh5 Bf7 21.Nf4 Qe5 22.c3 Na4 23.c4 Nc3 24.Bf1 Qe1 25.Qe1 Re1 26.Re1 Rd4 27.Ne6 Be6 28.Re6 Kf7 29.Re5 f4 30.Ra5 a6 31.Ra3 Nd1 32.g3 Ne3 33.Bh3 c5 34.Bc8 b5 35.Ba6 b4 36.Rb3 fg3 37.hg3 Nf1 38.a3 Ng3 39.Kg2 Ne2 40.ab4 Nc1 41.Rb1 Nd3 42.bc5 Nc5 43.Bb5 Rd2 44.Kf1 Nd3 45.Bc6 Nb2 46.c5 Ke7 47.Be4 g6 48.Ke1 Rg2 49.Kf1 Rd2 50.Ke1 Rg2 51.Kf1 Rd2 52.c6 Kd6 53.Ke1 Rg2 54.Kf1 Rd2 55.Ke1 Rg2 56.Kf1 Rd2 57.Re1 Nd3 58.Ra1 Nf2 59.c7 Kc7 60.Ra7 Kd6 61.Ba8 h5 62.Ra6 Ke5 63.Rg6 Kf4 64.Rh6 Kg5 65.Rh8 Nh3 66.Rg8 Kf6 67.Ke1 Rh2 68.Be4 h4 69.Kf1 Ke5 70.Re8 Kf4 71.Ba8 Rf2 72.Ke1 Rg2 73.Bc6 Nf2 74.Rh8 h3 75.Kf1 Kg3 76.f4 Rh2 77.f5 Ng4 78.Ke1 Rf2 79.Be4 Nf6 80.Rh3 Kh3 81.Kf2 Ne4 82.Ke1 Nf6 83.Kd1 Kg4 84.Kc2 Kf5 85.Kd1 Nd5 86.Ke2 Nc3 87.Kf2 Ne4 88.Kf1 Kf6 89.Kg2 Nc3 90.Kf1 Na2 91.Kg2 Nc1 92.Kf1 Nd3 93.Ke2 Nb2 94.Kf1 Nc4 95.Ke2 Nb6 96.Ke1 Na4 97.Kd2 Kf5 98.Kd3 Nc5 99.Kd4 Nb3 100.Kc4 Nd2 101.Kc5 Ke5 102.Kb4 Ne4 103.Ka5 Nc3 104.Kb6 Nd5 105.Ka7 Ke4 106.Ka6 Nb4 107.Ka7 Na2 108.Kb6 Kf5 109.Kc5 Nc3 110.Kd4 Ne4 111.Ke3 Ke5 112.Kd3 Nc5 113.Kc4 Ne6 114.Kb3 Nd4 115.Kc3 Nb5 116.Kb4 Nd6 117.Ka3 Nc4 118.Kb4 Nd2 119.Ka5 Nb1 120.Ka4 Nc3 121.Ka5 Nd5 122.Ka4 Kd4 123.Ka5 Kc3 124.Ka4 Kc2 125.Ka3 Nc3 126.Kb4 Kb2 127.Ka5 Kb1 128.Ka6 Na4 129.Kb7 Kc2 130.Kc8 Nc5 131.Kd8 Nb7 132.Ke7 Nc5 133.Ke8 Kb3 134.Ke7 Kc3 (Regola delle 50 mosse) ½–½. Betsy516 – LordKing18, computer chess game, 2001.

5.e4 Qe7 6.Bf6 Qf6 7.Nge2 0-0 8.Rb1 Ba5 9.d4 Re8 10.Qd3 d6 11.Qe3 Qh4 12.Kd1 Qe7 13.Qf4 b5 14.a4 a6 15.d5 ba4 16.Ra1 cd5 17.Ra4 Bc3 18.Nc3 Bb7 19.Bd3 de4 20.Be4 Nc6 21.Nd5 Qd8 22.Qf5 g6 23.Qf6 Ne7 24.Ne7 Re7 25.Bb7 Rb8 26.Re4 Rbb7 27.Kc1 Rb1 28.Kb1 Rb7 29.Qb2 Rb2 30.Kb2 Qf6 31.Kb1 Qf2 32.g3 Qg2 33.Ree1 a5 34.Reg1 Qb7 35.Ka1 Qb4 36.Rd1 Qe4 37.c3 a4 38.Rde1 Qg2 39.Rb1 Qd2 40.c4 Qe2 41.Rb4 Qf3 42.Rb8 Kg7 43.Rc1 Qa3 44.Kb1 Qd3 45.Ka1 Qa3 46.Kb1 Qd3 47.Ka1 Qd2 48.Rcb1 Qh2 49.R8b4 Qg3 50.Ra4 h5 51.Rb7 h4 52.Rab4 h3 53.Rb2 h2 54.Rh2 Qh2 55.Rb2 Qh3 56.Rc2 Qb3 57.Rc1 f5 58.c5 dc5 59.Rc2 f4 60.Rf2 f3 61.Rh2 Qd1 62.Ka2 Qe2 63.Re2 fe2 64.Kb3 e1Q 65.Kc2 Qd2 66.Kd2 Kf6 67.Ke2 c4 68.Ke1 c3 69.Ke2 g5 70.Kd1 g4 71.Ke2 g3 72.Ke3 g2 73.Kf2 c2 74.Kg2 c1Q 75.Kf2 Ke5 76.Kg3 Qd1 77.Kh2 Kf4 78.Kg2 Qe2 79.Kh1 Kf3 80.Kg1 Qg2# 0–1. Betsy516 – Crafty1807, computer chess game, 2001.

5.Nf3 0-0 6.Rb1 Be7 7.h3 d5 8.e3 Nbd7 9.d4 (better is 9.Bf4!?+=) 9...Qa5-+ 10.Qd2 Bb4 11.Rb4 Qb4 12.Bd3 Qe7 13.g4 (better is 13.Bf4-+) 13...Ne4! 14.Ne4 (14.Ne4 de4 Double attack; 14.Be4 de4 Combination) 14...de4 (worse is 14...Ne5 15.de5 de4 16.Be4-+) 15.Be4 f6 (15...Ne5?! 16.de5 f5 17.Bd3-+) 16.Qd3 (16.Bh7 Kh7 17.Qd3 Kg8-+) 16...fe5 (16...Ne5?! 17.Bh7 Kh8 18.de5+=) 17.Bh7 Kh8 18.Be4 ed4 19.g5 (19.Qd4 c5 20.Qd3-+) 19…Nc5 (19...Nc5 20.Qd4 Qe4-+) 0–1. De Kruif,K (1955) – Taylor,Mark (2095), Guernsey GCI, 2012.

5.a3 Ba5

6.Na2 0-0 7.Nf3 d6 8.Bb2 Bg4 9.e3 Nbd7 (9...Ne4 10.Nb4=+) 10.Be2 Bc7 (10...Nb6 11.Nc3=+) 11.h3 (11.Rb1 Nb6=) 11...Bh5 (11...Bf3 12.Bf3 d5 13.Rb1=+) 12.0-0 h6 (12...d5 13.Rb1=+) 13.c4 (13.Rb1 Nb6=) 13...d5 14.Rc1 (14.cd5 Nd5 15.Nc3 Nc3 16.Bc3 Nb6=) 14...dc4=+ 15.Rc4 Qe7 16.d4 Bg6 17.Nb4 Nb6 18.Rc1 Rfd8 19.Nd3 Ne4 20.Nfe5 Bh7 21.Nf3 Nd7 22.Qb3 Bb6 23.a4 Bf5= 24.Ba3 Qe6 25.Qb2 Rab8 26.Nf4+= Qe8 27.Bc4 Bc7= 28.Nd3 Be6 29.d5 cd5=+ 30.Bd5 Bb6 31.Be6 Qe6= 32.Nf4 Qf6 33.Nd5 Qb2 34.Bb2 Bc5 35.Nd4 Nb6 36.Nb6+= Bb6 37.Nf5 f6 38.Bd4 Bd4 39.Nd4 Rdc8= 40.Nb3 Nd6 41.Rfd1 Rc1 42.Rc1 Rc8 43.Rc8 Nc8 44.Kf1 Kf7 45.Ke2 Ke7 46.Kd3 b6 47.Nd4+= g6 48.f3 a6 49.e4 Kd6 50.Kc4 Ne7 51.f4 g5 52.g3 gf4 53.gf4 h5 54.Nf3 Ng6-/+ 55.Kd4 Nf4 56.h4 Ne6-+ 57.Ke3 Nc5 58.Kf4 Na4 59.Kf5 Ke7 60.Kg6 Nc5 61.Nd2 b5 62.Kh5 Kf7 63.Kg4 a5 64.Kf5 a4 65.e5 fe5 66.Ke5 a3 67.Kd5 a2 68.Kc5 0–1. Mazur,Julian J – Voss,PJ, Hamilton, NZL–ch Major op, 1998.

6.Bd4!? =.

6.Bd6 Bc3 7.dc3 Ne4 8.Bb8 Qf6 9.Qd4 Qd4 10.cd4 Rb8 11.f3 Nf6 12.e4 d6 13.Bd3 Ke7 (13...b5 14.Rb1=) 14.Ne2 (14.c4 Be6=) 14...b5 15.0-0 (15.Rb1 Be6=) 15...Be6 16.Rfe1 (16.f4 a5=) 16...c5 17.Nc3 c4 (< 17...cd4 18.Nb5 Rb6 19.Na7+/-) 18.Bf1 Rhc8 19.Rab1 a6 20.d5 Bd7 21.f4 a5 22.e5 Ne8 23.Re3 (23.Rb2 Nc7=) 23...de5 (23...Rd8 24.e6 fe6 25.de6+=) 24.fe5+= Rc5 25.Rd1 Bf5 26.Ne4 Be4 27.Re4 Rd8 28.d6 Ke6 29.Rde1 Rd5 (29...Kd7 30.Be2+=) 30.g3 Rd2+= 31.Rf4 Rc2+/- 32.Bh3 Kd5 33.d7 Nc7 34.Rf7+- Rd2 35.e6 (35.e6 Kc6 36.e7 R8d7 37.Bd7 Rd7 38.Rg7+-; 35.Rg7?! Ne6 36.Re7 Nc7+/-) 1–0. Hohlstein,Walter (1955) – Plock,Joerg (1905), RSX4D – A00 – SokStabSys–1, 2004.

6.e3 d5 7.Bd4 Nbd7 (7...0-0 8.Nf3 Ne4 9.Ne4 de4 10.Ng1 Nd7 11.Ne2=+) 8.Nf3 0-0 9.Bd3 c5 10.Bf6 Nf6 11.0-0 -/+.

6.e3 d5 7.Nf3 0-0 8.Be2 Re8 9.0-0 Bg4 10.Bg3 Nbd7 11.Nb1 Ne4 12.d3 Ng3 13.hg3 Nf6 14.Nbd2 Qe7 15.c4 Rad8 16.d4 c5 17.cd5 Nd5 18.Nc4 Nc3 19.Qc2 Ne2 20.Qe2 Bc7 (20...Bc3 21.Rad1 cd4 22.Qd3-+) 21.Rad1? (better 21.dc5!? Qc5 22.a4-/+) 21...cd4-+ 22.Qb2 b5 23.Qb5 de3 24.Ne3 Bf3 25.gf3 Bg3 26.Rd8 Rd8 27.Nf5 Bh2?? (better 27...Qe5 28.Qe5 Be5 29.Ne7 Kf8-/+) 28.Kh2+- Qg5 29.Qe5?? (29.Re1 Qf4 30.Kg2 Qg5 31.Kf1 h6+-) 29...h6?? (better 29...Qh5 30.Kg3 Qg5 31.Kh3 Qh5 32.Kg2 Qg5 33.Kh1 Qh5 34.Kg2 Qg5 35.Kh3 Qh5 36.Kg3 Qg5 37.Kh3=) 30.Ne7 Kf8 31.Qg5 hg5 32.Nf5 Rd3 33.Ne3 (better 33.Rb1!? Kg8 34.Ne7 Kf8 35.Nc6+-) 33...Ra3+/- 34.Kg2 f6 35.Rc1 Ra4 36.Rc7 a5 37.Nf5 g6 38.Ng7 (38.Nd6 f5+-) 38...f5? (better 38...Ra1 39.f4! gf4 40.Ne6 Ke8 41.Nf4 Kd8+/-) 39.Ne6+- Ke8 40.Rg7 Ra1 41.Rg6 a4 42.Rg5 a3?? (better 42...Ke7 43.Nd4 Rd1+-) 43.Rf5 a2 44.Ra5 (better 44.Ng7 Ke7 45.Ra5+-) 44...Ke7?? (better 44...Re1 45.Nc7 Kd7 46.Ra2 Kc7+/-) 45.Nf4 1-0. BeepBeepImAJeep (2735) - AvatarOfBigotry (2440), Rated Bullet game, lichess.org, 2016.

6.e3 d5 7.Nf3 Nbd7 8.Bd4 0-0 9.Na2 c5 10.Bb2 Nb6 11.Be2-/+.

6.e3 d5 7.Nf3 Bg4 8.Be2 Nbd7 9.Bg3 (9.Bd4 0-0=+) 9...0-0 10.0-0 Bh5 (10...Bc3 11.dc3 Ne4 12.Qd4-/+) 11.Nb1 Bg6 (11...Re8 12.d3=+) 12.d4 Ne4 13.Nfd2 (13.Bf4 Re8=) 13...Ndf6 (13...Bd2 14.Nd2 Nc3 15.Qe1 Bc2 16.Nc4-/+) 14.Bd3 (14.Ne4 Ne4 15.Be5 b5=) 14...Re8 (14...Ng3 15.hg3 Bd3 16.cd3-/+) 15.Be4 Ne4 16.Ne4 Be4 17.Nd2 Bf5 18.c4 (18.Rb1 b6=+) 18...Be6 (better 18...Bd3!? 19.Re1 dc4-+ (worse 19...Bc4 20.Qc2-/+)) 19.c5= Bf5 20.Nf3 f6 21.Qb3 Qd7 22.Rae1 (22.Rfc1 b6=) 22...g5?? (better 22...Be1 23.Re1 b6-+) 23.Rd1 Qf7 24.Ne1 (24.Rc1 Qd7+=) 24...Re7 (24...Bg4 25.Rb1=) 25.Nd3 Qg6 26.Nb4 Rae8 27.Bd6 Rf7 28.Qc3 (28.Qa4 Bb4 29.Qb4 Bd3+=) 28...h5 (28...Be4 29.f3 Bf5 30.Rde1=) 29.Rfe1 (29.Qb3!?+=) 29...h4= 30.f3 h3 31.g3 g4 32.f4 (32.fg4 Bg4 33.Rd2 Qe4=) 32...Be4 33.Rd2 Bf3 (33...Qf5 34.Qb3=+) 34.Rf2 Be4 35.Qb3 (35.Rd2 Qf5=+) 35...Qf5 36.Qa4 Bb4 37.ab4 a6 38.Qa3 Bd3 39.Qc1 Bc4 40.Qd2 Qe4 41.Qc1 Bd3 42.Qd2 Qf5 43.Qc1 Be4 44.Qd2 Kg7 45.Qc1 Kg6 46.Qd2 Bf3 47.Qc1 Be4 48.Qd2 Qd7 49.Qc1 Bf5 50.Qd2 Rg7 51.Qc1 Rgg8 52.Qd2 Kh7 53.Qc1 Bg6 54.Qd2 Qf5 55.Qc1 Qe4 56.Qd2 Bf7 (better 56...Qd3!?=+) 57.f5+= Rg5 58.Rf4 Qf5?? (better 58...Qg2 59.Qg2 hg2 60.Kg2 Re4+/-) 59.Rf5+- Rf5 60.Rf1 (60.Bf4 Rh5+-) 60...Bg6 (60...Rf1 61.Kf1 Bg6 62.Kf2+-) 61.Rf5 (61.Bf4!? Rh5+-) 61...Bf5 62.Qf2 (62.Kf2 Kg6+-) 62...Kg6 63.Qf4 (better 63.Kf1!?+-) 63...Re4 64.Kf2?? (better 64.Qf1 Re3 65.Qd1+-) 64...Rf4=+ 65.ef4 Be4 66.Ke3 Kf5 67.Bc7 Bf3 68.Ba5 Be4 69.Kd2 (69.Bc7 Ke6=+) 69...Bf3 70.Ke3 Be4 71.Bb6 (71.Bc7 Ke6=+) 71...Bf3 (71...Ke6 72.Bc7=+) 72.Bd8 (better 72.Ba5=) 72...b5?? (72...Ke6 73.Bb6=+) 73.Be7 (73.cb6 Bh1 74.b7 Bg2 75.b8Q Be4 76.Qd6 Kg6 77.Qf6 Kh7 78.Qf7 Kh6 79.Bg5) 73...a5?? (better 73...Bd1=) 74.ba5+- Be2 (74...Ke6 75.a6 Ke7+-) 75.a6 b4 (75...Bd3 76.Kd3 Kg6 77.a7 Kh6 78.a8Q Kg7 79.Qf8 Kg6 80.f5 Kg5 81.Qf6 Kh5 82.Qg5) 76.a7 Ba6 (76...Bc4 77.a8Q Ke6 78.Qe8 Bf1 79.Bd8 Kf5 80.Qf7 Bd3 81.Qf6) 77.a8Q Bc8 (77...Be2 78.Qg8 Bb5 79.Qf7 b3 80.Qf6) 78.Qb8 (78.Qc8 Kg6 79.Qg8 Kf5 80.Qf7 b3 81.Qf6) 78...Be6 (78...Kg6 79.Qc8 Kf7 80.Qf8 Kg6 81.f5 Kg5 82.Qf6 Kh5 83.Qg5) 79.Qb4 (79.Qh8 Kg6 80.Qf6 Kh7 81.Bf8 Bf5 82.Qg7) 79...Kg6 (79...Bf7 80.Qb8 Bg8 81.Qc8 Kg6 82.Qg8 Kf5 83.Qh7 Ke6 84.Bd8 f5 85.Qe7) 80.Qc3 (80.Qb8 Kf7 81.Qf8 Kg6 82.Qf6 Kh7 83.Bf8 Bf5 84.Qg7) 80...Bf5 81.Qd2 (81.Qa5 Kh6 82.Qa8 Kg7 83.Qf8 Kg6 84.Qf6 Kh7 85.Qf7 Kh6 86.Bg5) 81...Be4 82.Qe2 (82.Qa5 Bd3 83.Qd8 Bb1 84.Qg8 Kh6 85.Bf8 Kh5 86.Qg7 Be4 87.Qh6) 82...Bf5 83.Kf2 Be4 84.Qe3 (84.Qg4 Kh6 85.Bf8 Kh7 86.Qg7) 84...Kf5 85.Qd2 Bf3 86.Qb4 Be4 87.Qb8 Bf3 (87...Bg2 88.Ke3 Ke6 89.Qd6 Kf7 90.Qf6 Ke8 91.Bd6 Kd7 92.Qe7 Kc8 93.Qc7) 88.Qc7 (88.Ke3 Ke6 89.Qd6 Kf7 90.Qf6 Ke8 91.Bd6 Kd7 92.Qe7 Kc8 93.Qc7) 88...Ke4+- 89.Qd8 (better 89.Qc6 Kd3 90.Qf6 Bd1+-) 89...Kd3 90.Qf8 Kc4 91.Qf6 Be4 92.Qe5 Bf5 93.Qf5 Kd4 94.Qg4 (94.Bf6 Kc5 95.Qc2 Kb6 96.Bd8 Kb7 97.Qh7 Ka6 98.Qb1 Ka7 99.Qb6 Ka8 100.Bc7 c5 101.Qb8) 94...Kc4 95.Qh3 (95.f5 Kb3 96.Qd4 Kc2 97.Qa4 Kb2 98.Bf6 d4 99.Bd4 Kc1 100.Qb3 Kd2 101.Be3) 95...d4 96.Qg4 Kc3 97.Qf5 d3 98.Qe4 Kc2 (98...Kb3 99.Qd3 Ka4 100.Qc4 Ka3 101.Qc3 Ka4 102.g4 Kb5 103.Qb3 Ka5 104.Bd8 Ka6 105.Qb6) 99.Qe3 (99.Qc4 Kb2 100.Bf6 Ka3 101.Bc3 d2 102.Qb4 Ka2 103.Qb2) 99...d2+- 100.Qd2! Kd2 101.f5 Kd3 102.f6 Kc4 103.f7 Kd5 104.f8Q Ke6 (104...Kc4 105.h4 Kb4 106.Qf4 Kb3 107.Qd4 Kc2 108.Qa4 Kb2 109.Bf6 Kc1 110.Qb3 Kd2 111.Bg5) 105.Qe8 (105.Qf6 Kd5 106.Ke3 Kc4 107.Qb2 Kd5 108.Qb3 Ke5 109.Qc4 Kf5 110.Qe4) 105...Kd5+- 106.Qd8 Kc4 107.Qd6 Kb5 Black threatens to counter with g4 108.Qc6! Kc4 (108...Kc6 109.h4 Passed pawn) 109.Bf6 Kd3 (109...Kb3 110.Qb5 Ka3 111.c6 Ka2 112.Qb2) 110.Qe4! Ke4 111.Bg5 Kd3 112.Bf4 Kc4 113.g4 (113.c6 Kd5 114.c7 Ke4 115.c8Q Kd4 116.g4 Kd5 117.Qd7 Kc5 118.Be3 Kb4 119.Qb7 Kc4 120.Qc6 Kb3 121.Bd2 Kb2 122.Qc3 Ka2 123.Bc1 Kb1 124.Qb2) 113...Kb3 114.g5 Ka4 115.g6 (115.c6 Kb3 116.c7 Kb2 117.c8Q Kb3 118.Bd2 Kb2 119.Qc3 Ka2 120.Bc1 Kb1 121.Qb2) 115...Kb3 116.g7 (116.c6 Kb2 117.c7 Kc3 118.c8Q Kb2 119.g7 Ka3 120.Qc3 Ka4 121.Qc4 Ka5 122.Bc7) 116...Kc2 117.g8Q Kd3 118.Qe6 (118.Be5 Kc2 119.Qc4 Kd2 120.Bf4 Kd1 121.Qd3) 118...Kc2 (118...Kc3 119.c6 Kd3 120.c7 Kc3 121.c8Q Kb4 122.Qcc4 Ka5 123.Bc7) 119.Qe3 (119.Qc4 Kb2 120.Bc1 Kb1 121.Qc3 Ka2 122.Qb2) 119...Kb1 (119...Kb2 120.Be5 Kc2 121.Qc3 Kd1 122.Qb3 Kd2 123.Bf4) 120.Qd2 (120.Qb3 Ka1 121.Be5) 120...Ka1 121.Be5 Kb1 122.Qb2 1-0. BeepBeepImAJeep (2615) - Chess_Network (2645), lichess.org, 2016.

6.Nf3 0-0 7.e3 Re8 8.Be2 d5 9.0-0 Nbd7 10.Bg3 Bc3 11.dc3 Nb6 12.Nd2 (12.Bh4 Bg4=+) 12...Be6 (12...Na4!?-/+) 13.a4=+ Ne4 14.Ne4 de4 15.a5 Nc4 (15...Nd5 16.Qd4=+) 16.Qd4= b5 17.ab6 Qd4 18.cd4 ab6 19.Rfb1 b5 20.Bf4 f6 21.h4 Kf7 22.f3 Bd5 23.fe4 (23.Bc4 Bc4 24.Ra8 Ra8 25.fe4 Ra2=) 23...Ra1 24.Ra1 Be4 25.Ra2 Re7 26.Kf2 g6 27.Bd3 Kg7 (27...Bd5 28.Ra6=) 28.Bc4 (28.Be4!? Re4 29.Ra7 Kg8 30.Ra6+/-) 28...bc4+= 29.Ra4 Bd5 (29...Bc2 30.Rc4 Be4 31.g4=) 30.Rb4 (30.g4 f5 31.gf5 gf5+=) 30...h6 (30...Ra7 31.g4=) 31.g4 (31.c3!?=) 31...g5=+ 32.hg5 (32.Bd6!? Re4 33.Rb7 Kg8 34.h5=+) 32...hg5-/+ 33.Bg3 Re4 34.Rb7 Kg6 35.Rd7 (35.c3 Rg4 36.Rd7 Re4-/+) 35...Rg4 (35...c3 36.Rd6 Rg4 37.e4 Re4 38.Be5-/+) 36.Rd6 (better 36.c3-/+) 36...Re4 (better 36...c3-/+) 37.Be5= Attacking the backward pawn on f6 37...Kf5 38.Rf6 (38.Bf6 Rg4 39.Kf1 Rg2 40.Rd5 cd5 41.Kg2 Kf6-+) 38...Kg4 39.c3 Kh4 40.Rf8 Kh5 41.Rh8 Kg6 42.Bg3 Rg4 43.Be5 (43.Rf8 Re4=) 43...Kf5 (43...Rg2 44.Ke1-/+) 44.Kf1 (44.Rf8 Ke4 45.Rf3 Rg1=+) 44...Ke4 45.Rh2 (45.Rh3 Kd3 46.e4 Ke4=+) 45...Ke3 (better 45...Kd3-+) 46.Re2? (better 46.Bd6-/+) 46...Kd3-+ 47.Rf2 Rg3 (47...Kc3 48.Ke2-+) 48.Ke1?? (better 48.Bg3 Kc3 49.Ke2+-) 48...Re3-+ 49.Kd1 (49.Kf1 Kc3 50.Re2 Re2 51.Ke2 Kb2-+) 49...Bf3 (better 49...Kc3 50.Rf1 Bg2-+) 50.Rf3 (50.Kc1 Kc3 51.Rc2 Kd3 52.Kb2-+) 50...Rf3 51.Kc1 g4 52.Kb2 g3 53.d5 g2 54.Bd4 g1Q (better 54...cd5 55.Bg1 Kd2-+) 55.Bg1 Rg3 (better 55...cd5 56.Bd4 Rf7 57.Ka3-+) 56.Bd4 Rg2 57.Ka3 cd5 58.Kb4 (58.Be5 Rg4 59.Bf6 d4 60.cd4 c3-+) 58...Ke4 (58...Rg4!? 59.Bc5-+) 59.Kc5 Kd3 60.Be5?? (60.Kb4 Rg4 61.Bc5-+) 60...Rc2-+ 61.Bd4. BeepBeepImAJeep (2750) - sberbank1 (2835), lichess.org, 2020.

6.Nf3 0-0 7.e3 Re8 8.Be2 d5 9.0-0 Bg4 10.Bd4 Nbd7 11.Na4 (11.Rb1 Bb6=+) 11...Qe7 12.c4 (12.h3!? Bf3 13.Bf3=+) 12...dc4-/+ 13.Bc4 (better 13.Nc3!?-/+) 13...b5-+ 14.Bc3 (14.Be2 ba4 15.Qa4 Bb6-+) 14...Bc3 (14...bc4?! 15.Ba5 Ne5 16.Bc3 Nf3 17.gf3-+) 15.Nc3 (15.Bf7 Qf7 16.Nc3 Nd5-+) 15...bc4 16.h3 Bf3 17.Qf3 Ne5 18.Qe2 Rad8 19.a4 Nd5 20.Rfc1 (20.Rab1 a5-+) 20...Nd3 21.Rc2 (21.Rcb1 Rd6-+) 21...N5b4 22.Rcc1 Nc1 23.Rc1 Nd3 24.Rb1 Qd6 25.Qf3 (25.Rb7 Re7 26.Rb1 Qf6-+) 25...Ne5 26.Qg3 (26.Qf5 Qd2 27.Ne4 Qd3-+) 26...Qd2 27.Ne4 Qd3 28.Nf6 Kh8 29.Ne8 (29.Rb7 gf6 30.Kh2 c3-+) 29...Qb1 30.Kh2 Re8 31.Qe5 0-1. BeepBeepImAJeep (2735) - caspiwins (2585), lichess.org, 2020.

6.Nf3 d5 7.e3 0-0 8.Be2 Nbd7 9.Bg3 Bc3 10.dc3 Ne4 11.Qd4 (11.c4=+) 11...Qa5 (11...Nb6!?-/+) 12.Qb4= Qc5 13.c4 dc4 14.Qc4 Qc4 15.Bc4 Ndc5 16.0-0 (16.Bh4 Be6 17.Be6 Ne6=) 16...Be6 17.Bd3 (17.Be6 Ne6 18.Rab1 b5=) 17...Ng3=+ 18.hg3 Rfd8 19.Nd4 Bd5 20.Rfd1 f6 (20...Nd3 21.cd3 c5 22.Ne2=+) 21.Bf1 Na4 22.c4 Bf7 23.Rdc1 (23.Rac1 a6=) 23...Nc5 24.Rab1 Rd7 25.Nb3 (25.Be2 Rad8=+) 25...Nb3 26.Rb3 c5 (26...Rad8 27.Rcc3=+) 27.a4 Rad8 28.Rb5 b6 29.a5 Rd1 30.Rbb1 Rc1 31.Rc1 Kf8 (31...ba5 32.Ra1 a4 33.Ra4=) 32.Rb1 (32.ab6 ab6 33.Rb1 Rd6=) 32...ba5 33.Ra1 Rd6 (33...a4 34.Ra4 Rd1 35.f3=) 34.Ra5 Rd1 35.Rc5 Bg6 (35...Ke7 36.Rc7 Rd7 37.Rc6=) 36.Rc8 Ke7 37.Rc7 Kd6 38.Ra7?? (better 38.Rc8 Kd7 39.Rc5=) 38...Bd3-+ 39.Kh2 Rf1 40.f3 g5 41.e4 (better 41.Ra6!? Ke7 42.Ra7 Ke8 43.c5-+) 41...g4 42.Ra3 (42.Ra6 Ke5 43.Ra5 Kd4-+) 42...Bc4 43.fg4 (43.Ra4 Rc1-+) 43...Ke5 (43...Re1!? 44.Ra5-+) 44.Ra5 Ke4 45.g5 (45.Ra7 h6-+) 45...Rf5 (45...fg5 46.Rg5 Be2 47.g4-+) 46.Ra4 Kd4 47.gf6 Rf6 48.g4 Rc6 49.Kg3 Ke5 50.Ra7 Bd3 51.Ra5 Kd4 52.Ra4 Ke3 53.Rf4 Be4 54.Rf2 Rc2 55.Rf7 (55.Rc2 Bc2 56.g5-+) 55...Rg2 (55...Bg2?! 56.Rh7 Be4 57.Re7=+) 56.Kh4 Bf3 57.Rg7 Kf2 58.Kh5 Rh2 59.Kg5 Bg4! 60.Rf7 (60.Kg4 Rg2 Double attack) 60…Bf3 0-1. Timmermans,M (2385) - Svidler,P (2710), Titled Tuesday 6th Apr, 2021.

6.Nf3 d6 7.Bf6 Qf6 (7...gf6?! 8.e3+=) 8.Ne4 Qe7 9.Ng3 0-0 (9...f5 10.Nh5=+) 10.e3 Nd7 11.Be2 Nf6 12.0-0 d5 13.c4 dc4 14.Bc4 Rd8 15.d4 b5 16.Bd3 c5 17.Bb5 Bg4 18.Be2 (18.Qa4 Bc3 19.Rac1 cd4 20.Nd4 Bb2+/-) 18...Rab8 (18...Bc3 19.Rb1=) 19.Qa4 (19.Ne5!? Bd7 20.Bc4+/-) 19...Bc3= 20.Rad1 (20.Rab1 Rb1 21.Rb1 cd4 22.Nd4 Bd4 23.Bg4 Ng4 24.ed4 Qh4 25.Qa7 Qh2 26.Kf1 Ne3 27.Ke2 Nf5+/-) 20...cd4 21.Nd4 Bd4 22.Rd4 Rd4 23.Qd4 Be2 24.Ne2 Qa3 25.Ra1 Qb2 (25...Qe7 26.Ng3+= (26.Qa7?? Qa7 27.Rf1 Qa2-+)) 26.Qa7+/- h5 (26...Qb1 27.Nc1 Rd8 28.Qd4+/- (28.Rb1?? Rd1)) 27.h3 Kh7 (27...Rc8 28.Nd4+/-) 28.Ng3 (28.Nd4 Rb7 29.Qa6 Ne4+/-) 28...h4 (28...Rc8 29.Rf1 Kg8 30.Nf5+/-) 29.Nf1 Ne4 (29...Rb4 30.Ra4 Kg6 31.Qa5 Ra4 32.Qa4+/-) 30.Ra2+- Qe5 (30...Rb7!? 31.Rb2 Ra7+-) 31.Qf7 Rb1 (31...Nd6 32.Qd7+-) 32.Qc4 Qf5 33.f3 Ng3 34.Qh4 Nh5 35.Rf2 Qb5 (35...g6+-) 36.g4 1-0. Timmermans,M (2385) - Ioannidis,Ev (2410), Titled Tuesday, 2021.

6.Bd6 Bc7

7.Bc7 Qc7

8.e3 0-0 9.Bd3.

8.e3 0-0 9.d4 A) 9...d6 10.Bd3 Bg4 11.Nge2 Re8 12.0-0 Nbd7 13.h3=; B) 9...Qa5 10.Qd2 d6 11.Ne4 Qd8 12.Nf6 Qf6 13.Nf3=.

8.e3 0-0 9.Nf3 A) 9...d6 10.Be2 Re8 11.0-0 Bg4 12.Nd4 Be2 13.Qe2=; B) 9...d5 10.Bd3 Nbd7 11.0-0 Nc5 12.Be2 Nce4 13.Ne4=; C) 9...b5 10.Be2 d6 11.Nd4 Re8 12.Bf3 d5 13.0-0=+.

8.e3 b5 9.Bd3 A) 9...d6 10.Qf3 d5 11.Nge2 0-0 12.0-0 Re8 13.Rfb1=; B) 9...0-0 10.Nf3 d6 11.0-0 Re8 12.Nd4 Nbd7 13.f4=.

8.e3 b5 9.Be2 A) 9...d6 10.Nf3 0-0 11.0-0 a6 12.d4 Be6 13.Qd3=+; B) 9...0-0 10.Qb1 d6 11.Nf3 Be6 12.a4 ba4 13.Qb4=+.

8.e3 b5 9.Nf3 d6 10.Be2 a6 11.Qb1 c5 12.0-0 0-0 13.Ng5 =+.

8.e3 d6 9.Be2 A) 9...Be6 10.a4 0-0 11.Nf3 Nbd7 12.0-0 Rae8 13.a5=; B) 9...0-0 10.Nf3 b5 11.0-0 Be6 12.Nd4 a6 13.Bf3=.

8.e4 0-0=+ 9.d4 Re8 10.Bd3 Ne4! 11.Ne4 d5 12.f3 f5 13.Ne2 fe4 14.fe4 de4 15.Bc4 Be6 16.Be6 Re6 17.0-0 Nd7 18.Nf4 Rf6 19.Qg4 Qd6 20.c3 Raf8 21.g3 Kh8 22.Rae1 Rf5 23.Re4 g5-+ 24.Re6?? Qa3 25.Rfe1? gf4-+ 26.Re7 R5f7 27.Qd7 Qc3 28.Qd6 Re7 29.Re7 Qc1 30.Kg2 Re8 31.Qe5 0–1. Ivanov,Iv1 – Videnova,I, Tringov mem Open, 2004.

8.e3 d5

9.Bd3 A) 9...0-0 10.Nf3 Nbd7 11.0-0 Nc5 12.Be2 Nce4 13.Ne4=; B) 9...Bg4 10.Be2 Be2 11.Nce2 Nbd7 12.Nf3 0-0 13.0-0=+; C) 9...b5 10.Nf3 0-0 11.0-0 Re8 12.Be2 Bg4 13.Nd4=+.

9.Nf3 0-0 10.Bd3 Nbd7 11.0-0 Nc5 12.h3 Nce4 13.Qb1 Nc3 14.dc3 Be6 15.Ng5 Rfe8 16.Qb3 Rad8 17.Rfd1 h6 (17...h6 18.Ne6 fe6=; 17...c5 18.c4=+). lasker (2250) – joraldo (1885), internet, 2008.

9.Nf3 0-0 10.Bd3 Bg4 =.

9.Nf3 0-0 10.d4 Bg4 11.Be2 Nbd7 12.0-0 Rfe8 13.Rb1 =.

9.Nf3 0-0 10.Be2 Ne4=+ 11.0-0 Nd7 12.Ne4= de4 13.Ne1 Nf6 14.d4 c5=+ 15.c4 cd4 16.ed4 Rd8 17.Nc2 b6 18.Qd2= Bg4 19.Rfd1 Rac8 20.Ne3 Be2 21.Qe2 Rd7 22.g3 Rcd8=+ 23.Qb2 Rd6 24.Rac1 Qd7 25.d5 Ng4 26.Qc2 f5 27.Ng4+= fg4 28.Qe4 Re8 29.Qd3 Rf8 30.Rc3 Qf7 31.Rf1 Rf6 32.Qd4 Qh5+= 33.Qe4 Rh6 34.Qg2 Rf3 35.Re3+/- Rhf6 36.Rfe1 Rf2 37.Qf2 Rf2 38.Kf2 Qh2 39.Kf1 Qh1 40.Ke2+/- Qg2 41.Kd1 b5 42.R1e2 Qh1 43.Kc2 bc4 44.d6 Qc6 (44...Qd5 45.Rd2 Qf5 46.Kc1+/-) 1–0. Lehr,Thomas – Bollow,Thomas, Schleswig Holstein–ch op, 1994.

9.Nf3 Nbd7 10.d4 Ne4 11.Ne4 de4 12.Nd2 Nf6 13.c3 =.

9.Nf3 Ne4 10.Bd3 Qe7 11.Be4 de4 12.Nd4 c5 13.Ndb5 =.

9.Nf3 Bg4 10.Be2 0-0 11.0-0 Re8 12.Nd4 Be2 13.Qe2 =.

6.e3 d6

7.Bd4 0-0 8.Nf3 Nbd7 9.Bd3 c5 10.Bf6 Nf6 11.0-0 =+.

7.Bd4 Nbd7.

7.Bg3 0-0 8.Bd3 b5 9.Nf3 Re8 10.0-0 Bg4 11.h3 =+.

7.Bg3 0-0 8.Bd3 Re8 9.Nge2 d5 10.0-0 Nbd7 11.Bh4 Qe7 12.Nd4 Bc3 13.dc3 Ne5 14.h3 Ng6 15.Bg3 Ne4 16.Be4 Qe4 17.Qd3 (17.Rb1 Ne5=) 17...Qe7 (17...Bd7 18.Rab1 b6 19.Rfd1=) 18.Rfe1 Qg5 (18...f6 19.Nf3=) 19.e4 (19.Rab1 Ne5 20.Be5 Qe5=) 19...de4= 20.Re4 Re4 21.Qe4 Bd7 22.Rb1 Re8 23.Qf3 Bc8 24.Rd1 Qa5 25.Bd6 Qc3 1–0. guillaume54 (1765) – jeich (1750), gameknot.com, 2013.

7.Bg3 0-0 8.Nf3 Bc3 9.dc3 Ne4 10.Qd4 d5 11.Bb8 =.

7.Bg3 b5 8.Bd3 (8.a4 b4 9.Nce2 0-0 10.Nd4 Bb6 11.Ngf3=+; 8.Nf3 0-0 9.Bd3 Re8 10.0-0 Bg4 11.h3=+; 8.Bh4 d5 9.Bd3 0-0 10.Nf3 Nbd7 11.0-0=+) 8...0-0 9.Nf3 Re8 10.0-0 Qe7 11.a4 =.

7.Bg3 Bc3 8.dc3 Ne4 (8...Qa5 9.Qd2=+ (9.Qd4 c5 10.Qc4 d5 11.Qb5=) 9...0-0 10.Bd3 Rd8 11.Nf3=) 9.Qd4= Ng3 10.hg3 f6 11.Bd3 (11.Rh7 Rh7 12.Qe4 Qe7 13.Qh7 Be6+=) 11...Be6 (11...h6 12.Nf3=) 12.Ne2 (12.Rh7 Rh7 13.Bh7+=) 12...c5 (better is 12...h6!?=) 13.Qe4+/- Qe7 14.Nf4 Bf7 15.Rh7 (better is 15.Rb1!?+-) 15...Rh7+/- 16.Qh7 Qf8? (16...g5 17.Nh5 Bh5 18.Qh5 Kd7 19.Bf5 Kc7+-) 17.Qe4 Qe7 18.Bb5?? (better is 18.Rb1 Qe4 19.Be4+-) 18...Kd8+/- 19.Qh7 a6 20.Qh8+- Kc7 21.Bd3 g5+= 22.Bf5?? gf4-+ 23.Qc8 Kb6 24.gf4 Ka7 25.Qh8 Nc6 26.Qh1 Rg8 27.g3 Bg6 28.Bd3 Qd8 29.Kd2 Bf7 30.Qh7 Bd5 31.e4 Be6 32.f5 Bd7 33.Rb1 Rh8 34.Qg7 Rh2 35.Ke3 Ne5 36.Be2?! (36.f4 Nd3 37.cd3-+) 0–1. Gross,Wilhelm – Merten,Rainer, xvii/05, 1988.

5.a3 Be7

6.Nb1 0-0 A) 7.e3 A1) 7...d6 8.Bc3 (8.Bb2 Re8 9.Nf3 Be6 10.Nc3 d5 11.Be2) 8...Be6 9.Nf3 Nd5 10.Nd4 Bf6 11.Ne6; A2) 7...Re8 8.d4 (8.Nf3 d5 9.Be2 Nbd7 10.Bd4 Bd6 11.0-0) 8...d6 9.Bf6 Bf6 10.Bd3 Bd4 11.Bh7; A3) 7...d5 8.Nf3 (8.Be2 c5 9.Bf4 Nc6 10.Nf3 Nh5 11.Be5; 8.Bf4 Nbd7 9.Be2 Re8 10.d4 Ne4 11.Nf3) 8...Nbd7 9.Bd4 c5 10.Bc3 Ne4 11.Be2; B) 7.d4 d5 (7...d6 8.Bf6 Bf6 9.e3 Re8 10.Nf3 Bg4 11.Be2) 8.Nf3 (8.e3 Nbd7 9.Bf4 Ne4 10.Bd3 Qa5 11.c3) 8...Ne4 9.e3 Bg4 10.Nbd2 Nd7 11.Bf4; C) 7.Nc3 C1) 7...d5 8.e3 (8.Nf3 Nbd7 9.Bf4 Ne4 10.Ne4 de4 11.Nd4) 8...Nbd7 9.Bf4 Nc5 10.Nge2 Ne6 11.Be5; C2) 7...d6 8.Bf4 (8.Bg3 Re8 9.Nf3 d5 10.e3 Ne4 11.Ne4) 8...b5 9.e4 Re8 10.Be2 Bf8 11.Bg5; D) 7.Nf3 d5 8.e3 (8.Bb2 Ne4 9.e3 Bg4 10.Be2 Bf6 11.Ra2; 8.Bf4 Nbd7 9.e3 Nh5 10.Bg3 Ng3 11.hg3) 8...Nbd7 9.Bb2 Nb6 10.Be2 Re8 11.0-0.

6.Nb1 d5=+ 7.e3 (7.Nf3 Nbd7 8.Bb2 (8.Bc3 Nc5 9.e3 Nce4 10.Bd3 0-0 11.0-0; 8.Bd4 c5 9.Bb2 0-0 10.e3 Ne4 11.d3) 8...0-0 9.e3 Ne4 10.Be2 Bf6 11.Bf6) 7...0-0 (7...Nbd7 8.Bc3 (8.Bb2 0-0 9.Nf3 Nb6 10.Be2 Re8 11.d3) 8...0-0 9.Nf3 Ne4 10.Be2 Nc3 11.Nc3) 8.Be2 (8.Nf3 Nbd7 9.Bc3 Ne4 10.Be2 Nc3 11.Nc3) 8...Re8 (8...Nbd7 9.Bb2 Nb6 10.Nf3 Re8 11.0-0) 9.Nf3 Bg4 (9...Nbd7 10.Bb2 Nb6 11.0-0) 10.0-0 Nbd7 11.Bb2 Qc7 12.c4 (12.Nc3 Bd6 13.h3 Bf3 14.Bf3 b5=+) 12...Bd6 (12...Bf3 13.gf3 dc4 14.Bc4-/+) 13.h3 (13.cd5 Nd5 14.h3 Be6=+) 13...Bh5 (13...Bf3 14.gf3 dc4 15.Bc4-/+) 14.d4 (14.cd5 Nd5 15.Nc3 N7f6=+) 14...dc4 (14...Bf3 15.Bf3 dc4 16.Qc2-/+) 15.Bc4 Nb6 16.Be2 Nbd5 17.Nbd2 Rad8 18.Nc4 Nd7 19.Qc2 Bg6 20.Bd3 (20.Qb3 N7b6=) 20...N5b6 (20...Bd3!? 21.Qd3 N7b6=+) 21.Bg6+= hg6 22.Nd6 Qd6 23.e4 Qe6 24.Rfe1 Qc4 25.Rac1 Qc2 26.Rc2 Nf6 27.Nd2 Re7 28.g3 Rde8 29.f3 Nh5 (29...g5 30.Nc4+=) 30.Nf1 (30.Kf2 Nf6+-) 30...Nf6 31.h4 Na4 32.Ba1 Nb6 33.Rec1 Nfd7 34.Kf2 Kf8 (34...f5 35.e5+=) 35.Nd2 f6 36.Bc3 Kf7 37.Bb4 Re6 38.f4 Kg8 39.h5 (better 39.e5!?+-) 39...f5= 40.e5 gh5 41.Rh1 (41.Nb3 Nd5+=) 41...g6 42.Nf3 (42.Nb3 Nd5=) 42...Rd8 43.Ng5 Ree8 44.a4 (44.Ba5 Nf8 45.Rb1 Rd4 46.Bb6 ab6 47.Rb6 Rd7=) 44...Nf8 (44...Na4 45.Ra1 Ndb6=+) 45.a5+= Nd5 46.Bd6 (46.Rb1 Ne6 47.Ne6 Re6+=) 46...Ne6 47.Ne6 Re6 48.Rb1 Nf6 49.Bc7 (49.Rb7 Ne4 50.Kf3 Nd6 51.ed6 Rdd6 52.Ra7 Rd4=) 49...Ng4 50.Kg1 (50.Ke2!? Rd4 51.Rb7=) 50...Rd4-/+ 51.Bd6 (51.Rc3!?-/+) 51...Rd3 52.Rb7 (52.Rcc1 Rg3 53.Kh1 Rh3 54.Kg2 Rh2 55.Kg1=+) 52...Rd1-+ 53.Kg2 Ne3?? (better 53...Red6 54.ed6 Ne3 55.Kh3 Nc2-+) 54.Kf2 Nc2 55.Rb8 Kf7 56.Rb7 ½–½. Cerny,Thorsten – Harnau,Frank, Germany, 1995.

6.e4 0-0 7.Nf3 d5 8.Bd3 Nbd7 9.Bf6 Bf6 10.ed5 Re8 11.Be2 cd5 12.Nd5 Ba1 13.Qa1 Ne5 14.Ne3 Nf3 15.Bf3 Rb8 16.Qb2 Be6 17.d3 b5 18.0-0 (18.0-0 Qc7 19.Qd4-/+). Sandeman_be – michail, ChessWorld.net, 2005.

6.e4 d5 7.ed5 0-0 8.Nf3 Re8 9.Be2 Nd5 10.0-0= Nd7 11.Bg3 Nc3-/+ 12.dc3 Bf6 13.Nd4 Qa5 14.c4?? Bd4-+ (14...Bd4 15.Qd4 Re2-+) 0–1. Stadler,Pavel – Sherwood,Russell, RI–2006–0-00077, 2006.

6.e4 d6 7.Bd4 0-0 8.Bc4 (8.Qf3 Ng4+=) 8...Re8 (8...Ne4 9.Ne4 d5 10.Qe2-/+) 9.Nge2+= Bf8 (9...Ne4 10.Bf7 Kf7 11.Ne4+=) 10.Bf6 (10.d3 d5 11.ed5 Nd5+= (worse is 11...cd5 12.Bf6 Qf6 13.Nd5+=)) 10...Qf6 11.0-0 Nd7 (11...Re7 12.d4+=) 12.d4 Nb6 (12...Be7 13.Bb3+=) 13.Bb3 Bg4 14.Re1 Rad8 15.Qd3 d5 16.e5 (16.Qg3 Be6=) 16...Qh6 (16...Qh4 17.Nf4+=) 17.Qg3 Bf5 18.Qf4 (18.Nd1 c5+=) 18...Qg6 19.Ra2 Be7 20.Ng3 (20.Qg3 Qg5+=) 20...Be6 21.Qf3 Bg5 22.Nce2 Nc4 (22...Bd2 23.Rb1-/+) 23.Qd3 (23.Bc4 dc4 24.Qe4 f5=) 23...Qd3 24.cd3 Na5 25.Bc2 (25.Rb1 Bg4+=) 25...f6 (25...Bd2 26.Rb1+=) 26.f4 (26.Rb2 fe5 27.de5 b6=) 26...Bh4= 27.f5? (better is 27.Raa1=) 27...Bf5!-+ 28.Rf1 (28.Nf5 Be1 Pinning (28...Be1 Deflection)) 28...Bg4 (28...Bd7 29.ef6 Bf6 30.Rb2-+) 29.Rf4 h5 30.ef6 (30.h3 fe5 31.de5 g5-+) 30...Bf6 (30...Re2?! 31.Ne2 Bg5 32.f7 Kf8 33.Kf2-/+; 30...gf6?! 31.h3 Bg5 32.hg4-+) 31.Rf2 (31.Bd1-+) 31...h4 32.Kf1 (32.Ne4 de4 33.de4 Be2 34.Re2 Bd4 35.Kh1 Be5-+) 32...hg3 33.Ng3 (33.hg3 Bg5 34.Nf4 Rd6-+) 33...Bd4 34.Rf4 (34.h3 Bf2 35.Kf2 Be6-+) 34...Rf8 35.Rf8 (35.Nf5 Rf5 36.Rf5 Bf5 37.h3-+) 35...Rf8 36.Ke1 (36.Nf5 Rf5 37.Ke1 Bc3) 36...Bc3 0–1. Melnikava,Natallia (1800) – Ilyuchyk,Yana (2080), Championship BLR w U18, 2017.

6.Nf3 0-0 7.e3 d5 8.Be2 Bg4 9.0-0= Nbd7 10.Bg3 Qa5 Attacks the isolani on a3 11.Nd4 Be2 12.Nce2 g6 (12...Ba3? 13.c3+-) 13.a4 a6 14.Nb3 Qd8 15.a5 Ne4 16.d3 Ng3 17.hg3 (17.Ng3 Bd6=) 17...Bd6 18.c4 dc4 19.dc4 Qe7 20.Qc2 Be5 21.Rab1 Rab8 22.Rfd1 Bc7 23.c5 Nf6 24.Rd4 Be5 25.Rb4 Nd5 26.Re4 f5 27.Rc4 Rfd8 28.Nbd4 Bg7 29.Qb3 Be5 30.Rc2 Kh8 31.Qa4 (31.Rd1 Kg7=) 31...Nc7 (31...Rd7 32.Qa3=+) 32.Nf3 Bf6 33.Ned4 (33.Nfd4 Nd5 34.Rd1 Rd7=) 33...Nb5=+ 34.Qb4 Qe4 35.Rc4 Bd4 36.Nd4 (better 36.ed4!? Qd5 37.Re1=) 36...Na3!-/+ 37.Qa3 Qb1 38.Kh2 Qe4 39.Qb2 Qe5 40.Rb4 Qg7 41.Rb6 Rd5 (better 41...Rd7-+) 42.Rc6? (better 42.Nc6 Qb2 43.Rb2-/+) 42...Rbd8?? (better 42...Rd4 43.ed4 Re8-+) 43.Rb6= R5d7 44.c6 bc6 45.Rc6 Rb7 46.Qc3?? (better 46.Qc1 Qh6 47.Kg1=) 46…Qh6-+ (46...Qh6 47.Kg1 Rb1 48.Qc1 Rc1 49.Rc1 Rd5-+) 0-1. Timmermans,Mark (2385) - Sanal,V (2555), Titled Tuesday, 2021.

6.Nf3 d5 7.e3 Nbd7 8.Bg3 0-0 9.Be2 Re8 10.0-0 c5?? 11.d4 (11.Nb5 Nb6 12.Nc7 Bg4+/-) 11...c4 (11...a6 12.dc5 Nc5 13.Be5=) 12.Nb1?? (better 12.Nb5 Nb6 13.Nc7+/-) 12...b5 13.c3 Nb6 14.Nbd2 Na4 15.Qc2 Bd6 (15...Bg4 16.Be5=+) 16.Bd6= Qd6 17.Ne5 g6 18.f4 (18.Qc1!?=) 18...Bf5=+ 19.Qc1 Ne4 20.Ne4 Be4 21.Bf3 f6 22.Ng4 Bf3 23.Rf3 h5 24.Nf2 f5 25.Rg3 Kh7 (25...Re7 26.Rb1 a6 27.Nh3=+) 26.Nh3 Re7 27.Ng5 Kg7 28.Nf3 Re3?? (better 28...Re6=) 29.Qe3+- Qd7 (29...Rg8+-) 30.Rg6! (30.Rg6 Kh7 31.Ne5+-) 1-0. BeepBeepImAJeep (2680) - doreality (2675), lichess.org, 2019.

6.Nf3 d5 7.e3 Nbd7 8.Bg3 Nh5 9.Be2 Ng3 10.hg3 0-0 11.0-0 Nf6 12.d4 Bd6 13.Bd3 Qe7 14.Re1 Ba3 15.Rb1 Bb4 16.Rb3 a5 17.Qb1 Rd8 18.Rd1 b5 Black intends a4 19.Ne5 Bb7 20.Ne2 Bd6 21.f4 a4 22.Rb2 b4 23.Rf1 c5 24.dc5 Bc5 25.Nd4 Ne4 26.Qe1 a3 27.Ra2 Nc3 28.Ra1 f6 29.Nec6 Bc6 30.Nc6 Be3 31.Kh1 Qe8 32.g4 Qc6 33.Qe3 Re8 34.Qh3 Ne4 35.Rfe1 (35.Ra2-+) 35…Nf2 (35...Nf2 36.Kh2 Nh3 37.Kh3 Re1 38.Re1 a2-+) 0-1. cipiripi (2420) - doandu (2625), Rated Blitz game, lichess.org, 2016.

6.e3 0-0

7.Nf3 d5 8.Qb1 Nbd7 9.Bf6 Nf6 (worse 9...gf6 10.d4+=) 10.Be2 Bd6 11.a4 Re8 12.a5 Rb8 13.d4 Qc7 14.h3 Bf5 15.Bd3 Bd7 (15...Ne4 16.Qb2-/+) 16.Ne2 h6 17.0-0 Qc8 18.Ng3 (18.c4 Bh3 19.c5 Bc7-/+) 18...c5-/+ 19.c3 (19.Ne5 c4 20.Be2 Be5 21.de5 Re5-/+) 19...cd4 (19...Bg3 20.fg3 Re3 21.Re1 Re1 22.Qe1-/+) 20.cd4 (20.Nf5 Bf5 21.Bf5 Qc3 22.Nd4 Qb4=+) 20...Bg3-/+ 21.fg3 Re3 22.Rc1 Qe8 23.Rc7 (better 23.g4!?-/+) 23...Bh3!-+ 24.Rb7?? (24.gh3 Rf3 Deflection (24...Rf3 Overloading)) 24...Rb7 25.Qb7 Rd3 26.Ne5 (26.Re1 Re3 27.Re3 Qe3 28.Kh2 Bf5 29.Qb8 Kh7-+) 26...Rd4 27.Nc6 (27.Re1 Re4 28.Re4 de4 29.Qf7 Qf7 30.Nf7-+) 27...Qe3 28.Kh2 Rc4 (28...Ng4 29.Kh3 Qg5 30.Qc8 Kh7-+) 29.Ne7 Kh7 30.Kh3 (30.Qb1 Re4 31.Nd5 Nd5 32.Ra3-+) 30…Rh4! (30...Rh4 31.Kh4 Qg5 32.Kh3 Qh5) 0-1. Afanasiev,Nikita (2540) - Gabrielian,A (2455), Sea Harbor Cup, 2021.

7.Nf3 d5 8.d4?? Qa5-+ 9.Qd3?? (better is 9.Qd2 Bb4! 10.ab4 Qa1 11.Ke2-+) 9...Ne4 10.Bc7 b6 11.Be2 (11.Nd2 Ba6 12.Nb3 Qc3 13.Qc3 Nc3 14.Bg3-+) 11...Ba6 0–1. marinscrofan (1810) – marekt (2120), gameknot.com, 2014.

7.Nf3 d5 8.Be2 Nbd7 9.0-0 Ne5 10.Ne5 Ba3 (10...Bd6!? 11.f4 Qe7-/+) 11.Nc6= bc6 12.Ra3 Qe7 13.Qa1 Bf5 14.d3 Rfb8 15.Rb1 Rb1 16.Nb1 Rb8 17.Nd2 Rb7 18.Nf3 Bg4 19.h3 Bh5 20.Ra5 Qc7 21.Ra6 Bf3 22.gf3 Nd7 23.Qd4 h5 (23...Rb6 24.Rb6 Nb6 25.c4+=) 24.f4= Nf6 25.Bf3 Rb6 26.Rb6 ab6 (26...Qb6 27.Qb6 ab6 28.e4=) 27.Qa4 (27.Qe5!? Qc8 28.Kg2+=) 27…c5 ½–½. Koerner,He (1930) – Frey,Ma (1945), 10th Lichtenberger Sommer, 2011.

7.Nf3 d5 8.Bg3 Nbd7 9.Be2 Nc5 10.0-0 Re8 11.d3 Bd6 (11...Nh5 12.Be5=+) 12.Nb1 (12.Bd6!? Qd6 13.d4=) 12...Bg3=+ 13.hg3 Bf5 14.Nbd2 b6 15.Nd4 Bd7 16.c4 Ne6 17.Ne6 Re6 18.Nf3 h6 (18...dc4 19.dc4 Qe7 20.Qc2=+) 19.Nd4 (19.d4 Rc8=) 19...Rd6=+ 20.cd5 Nd5 21.Rc1 c5 22.Nf3 Bc6 23.d4 Nf6 24.Qb3 Bf3 25.Bf3 (worse 25.gf3 cd4 26.Bc4 Qe7-/+) 25...Rc8 26.dc5 Rc5 27.Rc5 bc5 28.Qc4 Nd7 29.Rc1 Qf6 30.Bg4 (30.Qe4 a6=) 30...Ne5=+ 31.Qe4 g6 (31...c4 32.Rc2=+) 32.Bf3 (32.Rc5 Ng4 33.Qg4 Qa1 34.Kh2 Rd1 35.Qc8 Kg7=+) 32...Nd7 (better 32...c4!?=+) 33.Qa8+= Kg7 34.Qa7 The isolani on c5 becomes a target 34...g5 (34...Ne5 35.Qa5+= (35.Rc5?? Nf3 36.gf3 Qf3-+)) 35.Qa4 (35.Qb7 c4+/-) 35...Qe6 (35...Rd2 36.Qb5+=) 36.Qg4 (36.Qc2 g4 37.Be4 Nf6+/-) 36...f5 (36...Qa2 37.a4+=) 37.Qh5 (37.Qa4+/-) 37...Ne5? (37...Nf6 38.Qh1 Rd2=+) 38.Be2 (38.Rc5 Rd7+-) 38...Rd2? (better 38...c4+=) 39.Bf1?? (better 39.Rc5!? Qe7 40.Ra5+-) 39...g4 (39...Ng4 40.Rc5 Rf2 (worse 40...Nf2 41.Rc7 Kh8 42.Qf3+=) 41.Rc7 Kf6-+) 40.Rc5+/- Qd6 (better 40...Rd1 41.e4! Qd6+/-) 41.Rc8?? (41.Ra5 Rd1 42.Ra7 (42.Qf5 Rf1 43.Kh2 Nf3 44.Qf3 gf3 45.Ra7 Kg6 46.Ra4 Rf2 47.Kh3 fg2 48.Rg4 Kh7 49.Rg7 Kg7 50.Kh2 Qd1 51.g4 g1Q 52.Kh3 Qgg4) 42...Nd7 43.Qf5 Rf1 44.Kh2+/-) 41...Rd1-+ 42.Qe8 (42.Rg8 Kg8 43.Qe8 Kh7 44.Qb5-+) 42...Rf1! 43.Kh2 (43.Kf1 Qd1 Mate attack) 43...Kf6 (43...Nf3 44.gf3 Rf2 45.Kg1 Qg3 46.Kh1 Qg2) 44.Qh8 (better 44.Rd8 Qe6 45.Qh8 Kg5 46.Rd2-/+) 44...Ke6?? (better 44...Kg5 45.Rd8 Qf6 46.Qf6 Kf6-+) 45.Re8+- Kd5 46.Rd8 Nd7? (46...Rf2 47.Kg1 Rc2 48.Rd6 Kd6 49.Qh6 Kd5 50.Qg5+-) 47.Qg8 (47.Qd4 Ke6 48.Re8 Kf7 49.Qd6 Ke8 50.Qe6 Kd8 51.Qf5 Ra1+-) 47...Kc6?? (47...Kc5 48.Qb3 Qc7+-) 48.Rc8 (better 48.Qc4 Kb6 49.Qf1+-) 48...Kb7=+ 49.Rc2 (better 49.Qd8 Rd1 50.Qg8-/+) 49...Qd1?? (better 49...Rh1 50.Kh1 Qd1 51.Kh2 Qc2-+) 50.Qb3 (50.Qc8 Ka7 51.Rc7 Kb6 52.Rb7 Ka5 53.Qa8) 50...Nb6-+ 51.Qf7 (51.Rc7 Kc7 52.Qd1 Rd1 53.e4 Nc4 54.ef5 Ne5 55.f4 Nd3 56.f6 Nf2 57.f7 Rh1) 51...Ka6 52.Qa7 (52.Qb7 Kb7 53.Rc7 Kc7 54.e4 Rh1) 52...Ka7 53.Rc7 Ka6 54.Rc1 (54.Ra7 Ka7 55.e4 Rh1) 54…Rh1 0-1. BeepBeepImAJeep (2655) - TheRigos (2645), lichess.org, 2019.

7.Bg3 Re8 8.Nf3 d5 9.Be2 h6 10.0-0 Bf5 11.Nb1 Bg6 12.d4 Nbd7 13.Nbd2 Nb6 14.c4 dc4 15.Nc4 Nfd5 16.Nfe5 Bh7 17.Nb6 ab6 Exerts pressure on the isolated pawn 18.Bc4 (18.Bd3 Bd3 (18...Ba3? 19.Bh7 Kh7 20.Qd3 Kg8 21.Ra3+-) 19.Qd3 Bd6=) 18...b5 (worse 18...Ba3 19.Qb3 Qe7 20.Bd5 cd5 21.Qd5+=) 19.Bb3 Ra3 20.Ra3 Ba3 21.Qf3 Rf8 (21...f6 22.e4 fe5 23.ed5=) 22.Ra1 (better 22.e4!? Nf6 23.Bf7 Rf7 24.Nf7 (24.Qa3?! Re7=) 24...Kf7 25.Qb3 Ke8 26.e5+-) 22...Be7= 23.Ra7 Qc8 (23...Qb6!? 24.Ra2 Nf6=) 24.h3+/- (24.Bd5?! cd5 25.Qd1 Be4=+) 24...Bf6 25.Bd5 cd5 26.Qd5 b4? (26...Be5!? 27.Qe5 Bd3+/-) 27.Rb7 (better 27.Nd7 Rd8 28.Nf6 gf6 29.Qb7 Qb7 30.Rb7+-) 27...Qc3?? (27...Be5 28.Be5 Qc1 29.Kh2+-) 28.Nc6 (better 28.Nd7 Qc1 29.Kh2+-) 28...Bd3 29.Nb4 Bc4 30.Qc6 Qe1 31.Kh2 Bd3 (31...Be6+-) 32.Nd3 Qe2 33.Ne5 (better 33.Nf4 Qa2 34.Qd5 Qd5 35.Nd5+-) 33...Qd2 (33...Be5 34.de5 Qa2 35.Re7+-) 34.Qd5 (better 34.Nd7 h5 35.Nf8+-) 34...Be5 35.Be5 (better 35.Qe5 Qd3 36.e4+-) 35...Qd3 (35...Qf2 36.Rb6 Qf5 37.e4+-) 36.Qf3 (better 36.Bd6 Qg6 37.Bf8+-) 36...Qg6 37.Qg3 Qg3 38.Bg3 f6 (38...Rd8 39.Rb8 Rb8 40.Bb8+-) 39.Rb8 Rb8 40.Bb8 Kf7 41.Bg3 (41.e4 Ke8+-) 41...g5 42.f3 1-0. BeepBeepImAJeep (2725) - Inko7 (2725), lichess.org, 2020.

6.e3 d5

7.Nf3 0-0 8.Bd3 Nbd7 9.Bg3 Re8 10.0-0 Nc5 11.Be2 Nce4 12.Ne4 Ne4 13.Be5 Bf6 14.Bf6 Qf6 15.Qe1 c5 16.d4 Bg4 17.c3 (17.dc5 Nc3=) 17...Rac8 18.Rb1 b6 19.Rc1 (19.Ba6 Rc7 20.Ne5 Bf5=+) 19...Qd6 (19...b5 20.Bb5 Bf3 21.gf3-/+) 20.a4 (20.Ba6 Rc7 21.Ne5 Bf5=+) 20...Bd7 (20...Re7 21.Ne5 Bf5 22.f3=+) 21.Bb5 a5 22.Rb1 Re6 (22...Bb5 23.Rb5 cd4 24.cd4=) 23.Ne5 (23.Ba6 Rce8 24.Bb5 R6e7=+) 23...Bb5 24.ab5 f6 (24...Ra8 25.f3 Nf6 26.Ra1=+) 25.Nd3 cd4 26.cd4 Re7 27.Rb2 Rec7 28.Qd1 Qa3 29.Qe2 a4 30.f3 (30.Nb4 Nc3 31.Qd2 Ra8=+ (31...Nb5? 32.Nd5 Nd6 33.Nc7+-)) 30...Nc3 31.Qd2 Rc4 (31...Rc4 32.Nf2 Qd6=+). Boehnke,Hartmut (2095) – Barth,Gerald (2200), remoteschach.de, 2005.

7.Nf3 0-0 8.Nd4 Ne4=+.

7.Nf3 0-0 8.Be2 Nbd7 9.0-0 Ne5 10.Ne5 Bd6 11.d4 Re8 (11...Qe7 12.Nb1-/+) 12.f4 Bf5 13.Bd3 Qc8 14.Ne2 Ne4 15.Be4 Be4 16.Ng3 Bf5 17.c4 dc4 18.Nc4 Bc7 19.Re1 (19.Nf5 Qf5 20.Ne5 Bd6=) 19...Be6=+ 20.Ne5 f6 21.Nd3 Ba5 22.Nb4 c5 23.Rc1 b6 (23...c4!?=) 24.dc5+= bc5 25.Ne4 Rd8 (25...cb4? 26.Rc8 Rac8 27.Qh5+-) 26.Qa4 Bb4 27.ab4 c4 28.Nc5 Bf7 29.h3 (29.Qa3 Qg4 30.Qc3 Rdc8=) 29...a5=+ 30.Rcd1 c3 31.Kh2 (31.Rc1 Rd2 32.Rc3 ab4 33.Qb4 Raa2-/+) 31...Qc7 32.Rd8 Qd8 33.Ne4 Qd3 (33...ab4 34.Qb4 c2 35.Rc1=+) 34.ba5= c2 35.Rc1 (35.Qb4 Rd8=) 35...Bg6=+ 36.Nc5 Qe3 37.Qb3 Qb3 38.Nb3 Kf7 (38...h5 39.g4=+) 39.g4= Bd3 (39...Be4 40.Nc5 Bf3 41.Rc2 Ra5 42.f5=) 40.Nc5+= Bb5 41.Rc2 Ra5 42.Nb7 Ra7 1-0. BeepBeepImAJeep (2695) - zvonokchess (2635), lichess.org, 2015.

7.Nf3 0-0 8.Be2 Bg4 9.0-0= Nbd7 10.Bg3 (10.Bf4 Nh5=) 10...Nc5 (10...Nh5 11.Nd4 Ng3 12.fg3 Be2 13.Nce2=+) 11.Rb1 Qc8 12.Nd4 Be2 13.Qe2 Nfe4 14.Ne4 Ne4 15.a4 c5 16.Nb5 Qc6 17.d3 (17.Bf4!?=) 17...Ng3=+ 18.hg3 Bf6 19.e4 (better 19.Qd2!?-/+) 19...Rfe8-+ 20.ed5 Qd5?? (better 20...Qb5! 21.Rb5 Re2 22.Rc5 b6-+) 21.Qf3 Qd7 22.Qf4 Be5 23.Qh4 Re6 24.Qg4 Rae8 (24...a6 25.Rfe1 ab5 26.Re5 ba4-+ (26...Ra4?! 27.Qf5=+)) 25.Na3 (25.Na7 Bd4 26.Qf3 Rf6=+) 25...g6 (25...Bd4 26.Qf4-+) 26.Nc4 Bd4 27.a5 (27.Qf3 b6 28.a5-/+) 27...h5 (better 27...Bf2!? 28.Kh2 Bd4-+) 28.Qf3 R8e7 29.Kh2 (29.Nd2!?-/+) 29...Rf6-+ 30.Qd1 (30.a6 Ra6 31.Qf4 Kg7-+) 30...Qc7 (better 30...Bf2!? 31.a6 b6-+) 31.Qd2 h4 32.Rbe1?? (32.f4 hg3 33.Kg3-+) 32...Re1 (32...Bf2 33.Qg5 Re1 34.Re1 Qg3 35.Qg3 Bg3 36.Kh3 Be1 37.Ne5-+) 33.Qe1 Rf2! 34.Qe8 (34.Rf2 hg3 Double attack (34...hg3 Decoy)) 34...Kg7 35.Rf2 hg3 (better 35...Qg3 36.Kh1 Qf2 37.Ne3-+) 36.Kg1 (36.Kh3 gf2 37.Nd2 Qa5 38.Qe2-+) 36...gf2 37.Kf1 Qh2 (37...Qh2 38.Ke2 Qg2 39.Qe5 Be5 40.Ne5 f1Q 41.Ke3 Qge2) 0-1. Timmermans,Mark (2385) - Lazavik,Denis (2440), Titled Tuesday, 2021.

7.Nf3 Nbd7 8.d4?? Qa5-+ 9.Qd2 Bb4! 10.Bc7 (10.ab4 Qa1 Pinning (10...Qa1 Deflection)) 10...b6 11.ab4 Qa1 12.Nd1 Ne4 13.Qd3 a5 14.Nd2 Ba6 (14...Qd1 15.Kd1 Nf2 16.Kc1 Nd3 17.cd3 ab4 18.Bd6-+) 15.b5 (15.c4 Qd1!! 16.Kd1 Nf2 17.Kc2 Nd3 18.Bd3 ab4-+) 15...Bb5 16.c4 Qd1! 17.Kd1 Nf2 18.Kc2 Nd3 19.Bd3 dc4 20.Nc4 Bc4 21.Bc4 b5 22.Ba2 (22.Be2 Nf6 23.Be5 a4-+) 22...0-0 23.Rf1 (23.e4 Rfc8 24.Bd6 c5-+) 23...Nf6 24.Kd2 (24.Rf5 a4 25.Bd6 Rfe8-+) 24...Nd5 25.Bd6 Rfd8 26.Bc5 Rd7 27.e4 (27.Bb1 Re8 28.e4 Nc7-+) 27...Nb4 28.Bb1 Na6 29.Bb6 a4 30.Rc1 c5! 31.d5 (31.Bc5 Nc5 Combination) 31...c4 (31...a3 32.Ba2 Rb7 33.Bc5-+) 32.Bd4 (32.Bc2 Nb4 33.Bd4 a3-+) 32...f5! 33.Re1 (33.ef5 Rd5 Deflection) 33...a3 34.g4 (34.Bc2 Nb4 35.Bd1 a2-+) 34...fe4 35.Be4 Nc7 36.d6 (36.Kc1 Nd5 37.Kb1 g6-+) 36...Rd6 37.Ba8 Rd4 38.Kc3 (38.Kc1 a2 39.Kb2 Rd2 40.Kc3 Re2-+ (40...Na8?! 41.Kd2 Kf7 42.Ra1=)) 38...Rd3 (38...Na8 39.Kd4 Nc7 40.Ra1+=) 39.Kc2 b4 40.Rb1 (40.Be4 b3 41.Kb1-+) 40...b3 41.Rb3 Rb3 0–1. drengur1 (2040) – yulio (1900), gameknot.com, 2014.

7.Nf3 Nbd7 8.Bg3 0-0 9.Be2 Re8 10.0-0 b6 11.d4 Bb7 12.a4 (12.Qd3 a5=) 12...a5 13.Nb1 (13.Bd3 Bb4 14.Na2 Ne4=) 13...Ne4=+ 14.Nfd2 (14.Bf4 g5 15.Bg3 h5=+) 14...Ng3-/+ 15.hg3 Nf6 16.c4 Bd6 17.cd5 Nd5 18.Bf3 Qg5 (18...Rc8 19.Nc4-/+) 19.Nc4 Bc7 20.Qd2 Ba6 21.Rc1 h5 (21...Nb4!?=+) 22.e4 Qd2 23.Nbd2 Nb4 24.e5 Rad8 25.Nb3 g6 26.Ne3 c5 27.dc5 Be5 28.Rab1 Bd3 (28...Na2 29.Bc6 Nc1 30.Rc1 Re6 31.cb6 Rd3 32.Na5 Bb2+/-) 29.cb6+= Bb1 30.Rb1 Rb8 (30...Bg3 31.Nc4 Bb8 32.Nba5+/-) 31.b7 (31.Nc4 Bc3 32.Nba5 Kf8+/-) 31...Nd3 (better 31...Bg3!? 32.Na5 Bd6+/-) 32.Na5+- Bg3 (better 32...Nc5 33.Nc6 Na4+-) 33.fg3 Re3 34.Nc6 Rb7 35.Rb7 Re1 36.Kh2 Nf2 37.g4! hg4 (37...Ng4 38.Bg4 Combination; 37...hg4 38.Bd5 Combination) 38.Bd5 Re3 39.Rf7 (better 39.g3 Nd3 40.Rf7+- (worse 40.Bf7 Kf8 41.Nd4 Nc5+-)) 39...g3 40.Kg1 Re1 0-1. BeepBeepImAJeep (2575) - milacek (2675), lichess.org, 2017.

6.e4 0-0

7.Nf3 d5

8.Bd3 Nbd7 9.Bf6 Bf6 10.ed5 Re8 11.Be2 cd5 12.Nd5 Ba1 13.Qa1 Ne5 14.Ne3 Nf3 15.Bf3 Rb8 16.Qb2 Be6 17.d3 b5 18.0-0 (18.0-0 Qc7 19.Qd4-/+). Sandeman_be – michail, ChessWorld.net, 2005.

8.ed5 cd5

9.Bb5 a6 A) 10.Be2 Nc6 11.0-0 Ne5 12.Ne5 Qc7 13.Nf3 Be6-/+; B) 10.Bd3 Nc6 11.0-0 Ne5 12.Ne5 Bc5 13.Re1 Qd6-/+; C) 10.Ba4 b5 11.Bb3 Nc6 12.0-0 Ne5 13.Ne5 Re8=+.

9.Bb5 Nc6 =.

9.Bd3 Nc6 10.0-0 Ne5 11.Ne5 Bd6 12.Nf3 Re8 13.Re1 Re1 =+.

9.Bd3 Nc6 10.0-0 Ne5 11.Ne5 Bd6 12.Nf3 Bg4-/+.

9.Bd3 Nc6 10.0-0 Ne5 11.Ne5 Bd6 12.f4 Re8 13.Re1 Qb6 14.Kh1 Be5 15.fe5 Ng4 16.Rf1 Nf2 17.Rf2 Qf2 18.Qh5 g6 19.Qg5 h6 20.Qh6 Re5 21.h3 Bh3! 22.gh3 Rae8 23.Rg1 Re1 (23...Re1 24.Qg5 Rg1 25.Qg1 Re1 (25...Qd2?! 26.Nb5-/+) 26.Qe1 Qe1 27.Kh2 Qd2 28.Ne2 Qa5-+) 0–1. salmo – pierre, ChessHere.com, 2005.

9.Bd3 Nc6 10.Bf6 Bf6 11.0-0 Qa5 12.Re1 Rd8 13.h3 Be6 =+.

9.Bd3 Nbd7 10.Bd4 Ba3 11.0-0 Bc5 12.Re1 Bd4 13.Nd4 Nc5 =+.

9.d4 Qa5 10.Qd2 Bb4! 11.ab4 Qa1 12.Nd1 Ne4 13.Qd3 Nc6 14.c3 Bf5 15.Qe3 Ne5 16.Ne5 Rac8 17.c4 f6 18.g4 fe5 19.gf5 ed4 20.Qf3 Rce8 (20...Rce8 21.Be2 Nc3-+) 0–1. Grund,Karl Heinz – Sebagh,William, corr ICCF Cup6, 1986.

5.Qb1 Ba5

6.Nd1 Bd2 7.Kd2= Qa5 8.Bc3 Ne4 9.Kd3 Qd5 10.Ke3 0-0 11.Qb3 Nc3 12.Qd5 Nd5 13.Kd2 Re8 14.e3 d6 15.Nf3 Nd7 16.Bd3 Nc5 17.Nc3 Nc3 18.Kc3 h6 19.a4 a5 20.Rhb1 Kf8 21.Nd2 Ke7 22.Ne4 Ne4 23.Be4 d5 24.Bf3 Kd6 25.Rb6 Kc7 26.Rab1 Ra7 27.Kd4 Bf5 28.R6b2 Be4 29.Rg1 b6 30.c4 dc4?? 31.Kc4?? Kd7?? 32.Kc3 Kd6 33.Kc4 Ke5?? 34.h3 h5 35.g3?? g5 36.g4?? hg4 37.hg4?? (better is 37.Be4 Ke4 38.Rg4 Ke5 39.Rb6+=) 0–1. De Kruif,K – Baburin,A, 30th Congress, 2006.

6.Nd1 Bd2 7.Kd2 Qa5 8.Bc3 Ne4 9.Kd3 Qd5 10.Ke3 0-0 11.Qb3 Nc3 12.Qd5 Nd5 13.Kd2 Re8 14.e3 d6 15.Nf3 Nd7 16.Bd3 Nc5 17.Nc3 Nc3 18.Kc3 h6 19.a4 a5 20.Rhb1 Kf8 21.Nd2 Ke7 22.Ne4 Ne4 23.Be4 d5 24.Bf3 Kd6 25.Rb6 Kc7 26.Rab1 Ra7 27.Kd4 Bf5 28.R6b2 Be4 29.Rg1 b6 30.c4 c5 31.Kc3 dc4 32.Kc4 Bc6 33.Bc6 Kc6 34.Rd1 Re4 35.Kb3 Rb4 36.Ka3 Rb2 37.Kb2 Rd7 38.Rd7 Kd7 39.Kc3 Kd6 40.Kc4 Ke5 41.f3 f5 42.h3 h5 43.g3 g5 44.Kd3 g4 45.hg4 hg4 46.fg4 fg4 47.Kd2 Ke4 0–1. De Kruif,K (2080) – Baburin,A (2540), 30th Congress, 2006.

6.Nd1 d6!? 7.Bd4 0-0 =+.

6.e3 d5 7.Be2 0-0 8.h3 Nbd7-/+ 9.Bd6 Re8 10.Qb3 Bc3 11.Qc3?? Ne4-+ 12.Qa3 Qf6 (12...Qf6 13.Nf3 Qa1 14.Bd1 Nd6 15.Qd6 Qa2-+; 12...Nd6?! 13.Qd6 Qb6 14.Qa3=+) 0–1. Nilsson,Nils Roland – Gorman, corr SSKK 1–430, 1989.

5.Qb1 Be7

6.e4 d5 7.ed5 0-0 8.dc6 Nc6 9.Bf4 Bf5 10.Be3 Nb4 =+.

6.e4 d6 A) 7.Bd4 0-0 8.Nf3 d5 9.e5 Nfd7 10.Nd1 c5=+; B) 7.Bf4 0-0 8.Nf3 Re8 9.Be2 Bf8 10.d3 Na6=.

6.h3 d5=+ 7.Nf3 0-0 8.Nd1 c5 9.e3 Nc6 10.Bh2 Bd6 11.Bd6 Qd6 12.c3 b6 13.d4 c4 14.Be2 Bd7 15.Nd2 Rae8 16.Bf3 Ne7 17.0-0 Nf5 18.e4 Qf4-/+ 19.e5 Qd2 20.ef6 Nh4 21.Bd5+= Qg5 22.fg7 Kg7= 23.Bb7 Bh3 24.f4 Qg3=+ 25.Qb2 Re7 26.Qf2= Qg4 27.Bf3 Nf3 28.Qf3 Qf3 29.Rf3 Bf5 30.Ne3 Bd3 31.Kf2 b5 32.Re1 Rfe8 33.Rg3 Kh8 34.Rg5 f5 35.g4 b4 36.gf5 b3 37.ab3 cb3 38.f6 Re4 39.Kf3 Rf8 40.Reg1 Ree8 41.Ng4 Be2 42.Kg3 Bg4 43.Kg4 Rc8 44.Rh1 Rf6 45.Rb5 Rc3 46.Rb8= Kg7 47.Rb7 Rf7 48.Rh7 Kh7 49.Rf7 Kg6 50.Ra7 Rc4 51.f5= Kf6 52.Ra6 Kf7 53.Rb6 Rd4 54.Kg5 Rd7 55.Rb3+/- Rd6 56.Rb7+- Kf8 57.Rh7 Ra6 58.f6 Ra1 59.Kg6 Rg1 ½–½. Myrberg,Johnny – Hjelm,Niclas, corr SSKK SM, 1993.

6.e4 0-0=+

7.Bd3 d5 8.ed5 cd5 9.Nf3 Nc6 10.0-0 Ne5 =+.

7.Be2 d5 8.ed5 Nd5 9.Nf3 Nd7 10.Bd4 Nf4 =+.

7.Nf3 d5 8.ed5 cd5 9.Bb5 Bg4 10.Be2 Bf3 =+.

7.Nf3 d5 8.ed5 cd5 9.Bb8 Rb8-/+ 10.Be2 Ne4 11.Nb5 Qa5 12.c3 Bg4 13.a4? Bc5-+ 14.Qc2 Bf2 15.Kd1 Bc5 16.Kc1 a6 17.d3? Be3 18.Kb2 Nc5 19.Nbd4 Bd7 20.Ra3 Na4 21.Ka2 Rfc8 (22.Ka1 Rc5-+) 0–1. Lehr,Thomas – Harm,Joerg (2190), Schleswig Holstein–ch qual, 1996.

7.Nf3 d6 8.Bf4 Re8 9.Be2 Bf8 10.Bg5 Nbd7 =+.

7.Nf3 Re8 8.Be2 Bc5 9.Bf6 Qf6 10.0-0 b5 =+.

6.Nf3 d5

7.a3 Nbd7 8.Bg3 Nh5 9.e3 0-0 10.Qb2 Ng3 =+.

7.Qb2 Nbd7 8.Bg3 0-0 9.Rb1 Ne4 10.Ne4 de4 =+.

7.Nd4 Nbd7 8.Bg3 Nh5 9.Nf5 Ng3 10.hg3 Bf8 =+.

7.e3 Nbd7 8.Bd4 0-0 9.Bd3 c5 10.Bf6 Bf6 11.0-0 Nb6 12.a4 Bc3 13.dc3 a5 14.Qb2 c4 15.Be2 Bd7 16.Ra3 f5 17.Nd4 f4 18.Rb1 Qe7 19.ef4 Na4 (19...Na4 20.Qa1 b5=+; < 19...Rf4 20.Qb6 Qa3 21.Qb7+-; < 19...Ba4 20.Qa1 Qd6 21.Rb6 Qb6 22.Ra4+/-). lasker (2210) – Fahrudin87 (2310), internet, 2008.

7.Bf4 Nbd7 8.e3 Nh5 9.Bg3 0-0 10.Qb2 b5 =+.

7.Bg3 0-0 8.e3 Nbd7 9.Be2 Nh5 10.0-0 Ng3 =+.

7.h3 0-0 8.e3 Nbd7 9.Bf4 Ne4 10.Ne4 de4 =+.

5.Rb1 a5

6.Na4 d5 7.c3 Bf8 8.Nb6 Nfd7 9.Na8 Ne5 10.Nb6 Bf5 11.Rb2 Ba3 12.Rb3 Bc5 13.Na4 Bf2 14.Kf2 Qh4 15.g3 Qa4 16.Nf3 Ng4 (16...Nbd7 17.Qc1 Kf8+-) 17.Kg2+/- 0-0 18.Qc1 Bc8 19.Ra3 Qb5 20.e3 Qc5 21.Ra4 Qa7 22.Qa3 b6 23.Rf4 c5 24.c4 Nf6 25.Rf6 gf6 26.cd5 Qe7 27.Qb3 Bg4 28.Bd3 (28.Qb6 Nd7 29.Qb1 Qd6=) 28...Bf3 29.Kf3 Nd7 30.Kg2 Ne5 31.Rf1 a4 32.Qb5 a3 33.Rf5 Kg7 34.Be2 Qd6 35.e4 Ra8 36.d3 Qb8 37.Qb1 h6 38.Qf1 Qd6 39.Qc1 b5 40.Rh5 Rh8 41.Qa3 b4 42.Qa5 Rb8 43.Qa4 Rb6 44.Qc2 Rb8 45.h3 Rh8 46.Qd2 Qb6 47.Bf1 Qa5 48.Rf5 Qa4 49.Rf2 Qa7 50.Qf4 Qb6 51.Kh1 Ng6 52.Qe3 Ra8 53.Rc2 Ne5 54.Rf2 Ra3 55.Kg2 Rc3 56.Qd2 Ra3 57.Qe3 h5 (better 57...Rc3!?=) 58.Qd2+/- Ng6 59.Qe2 h4 60.gh4 Nh4 61.Kh1 Ng6 62.h4! c4 (62...Nh4 63.Qe3 Combination) 63.dc4 Qd4 64.Rf3 Rf3 65.Qf3 Nh4 66.Qd3 Qf2 67.Qe2 Qd4 68.Qg4 Ng6 69.Qg2 Kf8 70.Qf3 Ke7 71.Qd3 Qf2 72.Qe2 Qh4 73.Kg1 Qg3 74.Qg2 Qe3 75.Qf2 Qe4 76.Qc5 Ke8 77.Qc8 Ke7 78.Qb7 Kf8 79.Qb4 Kg7 80.Qb2 Nh4 81.Qe2 Qd4 82.Qf2 Qg4 83.Kh1 Ng6 84.a4 Qh5 85.Kg2 Qg5 86.Qg3 Qd2 87.Qf2 Qa5 88.Qc2 Qe1 89.Qf2 Qe4 90.Kh2 Qe5 91.Kg2 Nf4 (better 91...Qe4!? 92.Kg1 Qg4 93.Kh2 Qh5 94.Bh3 Qe5 95.Kg1 Qg5 96.Kh1 Qe5+=) 92.Kg1+/- Qg5 93.Kh1 Qh5 94.Qh2 Qf3 95.Kg1 Qg4 96.Kf2 Ng6 97.Ke1 Qe4 98.Qe2 Qb1 99.Kf2 Ne5 100.Kg2 Qb4 101.Qa2 Qc3 102.Qf2 Qa1 ½-½. jon_lord (2200) - wjjh (2295), League division A3, gameknot.com, 2022.

6.Na4 d6 7.Bf6 gf6 8.c3 Bc5 9.Nc5 dc5 10.Nf3+/-.

6.Na4 d6 7.Bf6 Qf6 8.c3 b5 9.cb4 ba4 10.ba5 Bf5 11.Rb4 Na6 12.Rb6 (12.Rf4 Nc5 13.e3 Ne6 (13...Ra5? 14.g4+-) 14.Ra4 0-0=) 12...Qe5 13.Qc1 (13.Nf3 Qa5 14.Rc6 Nb4-/+) 13...0-0 14.Qc3 (14.Rc6?? Nb4 15.Nf3 Qe4-+) 14...Qc3 15.dc3 Rfb8 16.Nf3 (16.Rb8!? Rb8 17.f3=+) 16...Rb6-/+ 17.ab6 Be6 18.e4 Nc5 19.e5 Ba2 20.ed6 (20.Kd2!? Bd5 21.Be2 de5 22.Ke3-+) 20...a3-+ 21.Be2 Bb1 22.Bc4 a2 23.Ba2 Ba2 (23...Ra2?! 24.0-0 Bf5 25.Ne5-/+) 24.0-0 (24.Nd4 Rb8-+) 24...Rb8-+ 25.Ra1 (25.Rd1 Nd7-+) 25...Rb6 26.Nd2 0–1. Janek – Frederico, internet, 2018.

6.Na4 d6 7.Bf6 Qf6 8.c3 Bf5 9.cb4 Bb1 10.Qb1 ab4 11.Nb2 Qg6 12.Qg6 (better is 12.Nd3!?=) 12...hg6-/+ 13.e3 Ra2 (13...Ra2 14.Nd1 d5-/+) 0–1. Maly,Guenther (1740) – Brugger,Andreas (2245), remoteschach.de, 2007.

6.e4 d6 7.Bd4 0-0 8.Bd3 Re8 9.Nge2 Nbd7 10.0-0 b5 11.a4 ba4 12.Na4 Ne4 13.c3 Bc5 14.Qc2 Nef6-/+ 15.Ng3 Bd4 16.cd4 Qc7 17.Nc3 Nf8 18.Nge4 Qe7 19.Nf6 Qf6 20.d5 c5 21.Ne4 Qe5 22.Rb6 Rd8 23.Nc3 Bd7 24.Qb1 Qd4 25.Ne2 Qe5 26.Nc3-+ Qd4?? 27.Ne2 Qg4 28.Ng3 Qf4 29.Ne4 a4 30.g3 Qf3 31.Nd6 Bh3 32.Be4 Qh5 33.Re1 Nd7 34.Rb7 Ne5 35.Re7 Nf3 36.Bf3 Qf3 37.Qe4 Qe4 38.Ne4 a3 39.Nc3 Bd7 40.Rb1 Kf8 41.Ree1 Ra7 42.Rb3 c4 43.Rb4 Rc8 44.Ra1 Ke7 45.Nb1 Rca8 46.Rc4 Kd6 47.Nc3 Rb7 48.Ra2 f5 49.f3=+ Rb3 50.Kf2 g5 51.d4 Rab8 52.Ke1 R8b6 53.Kd1 f4 54.g4 Be8 55.h3 Bg6-/+ 56.Re2 Kd7 57.Rc5 Rb8 58.d6 Re8 59.Re8 Ke8 60.Ke2 Kd7-+ 61.Ne4? Rb2 62.Kd3 Rf2 63.Rc7 Kd8 64.d5 Rf3 65.Kd4 Be4 66.Ke4 a2 67.Ra7 Re3 68.Kd4 Re2 69.d7 f3 70.Kd3 Rb2 71.Kc3 f2 72.Kb2 f1Q (72...f1Q 73.Ra2 Qg2 74.Ka1 Qh3-+) 0–1. Kelish (2035) – Fahrudin87 (2085), internet, 2006.

6.e4 d6 7.Bf6 Qf6 8.Na4 Qd4 9.Ne2 Qf6 (9...Bd2!? 10.Qd2 Qa4=) 10.c3= Bc5 11.d4 (11.Nc5 dc5 12.d4 Qe7=) 11...Ba7 12.c4 (12.Nb6 Bb6 13.Rb6 Qe6=) 12...Nd7 (12...0-0 13.Qd3=) 13.f4 (13.Nac3 Nb6=) 13...0-0 14.g3 Rb8 15.Bg2 b5 (15...Re8 16.Qd3=) 16.cb5 Rb5 17.Rb5 cb5 18.Nac3 Ba6 (18...b4!? 19.e5 de5 20.fe5 Qd8=) 19.Qd3+= Nb8 20.Nb5 Nc6 d4 draws heavy fire 21.a4 Bb5 (21...Rb8 22.d5 Bb5 23.ab5=) 22.ab5 (22.Qb5 Nd4 23.Qa5 Bc5=) 22...Nd4= 23.Nd4 Bd4 24.Ke2 Bc5 25.Rb1 Rb8 26.Kf1 (26.Kd1 a4=) 26...a4 27.Bf3 (better 27.Qd2=) 27...a3-+ 28.Qe2 Qd4 29.Kg2 Ra8 30.Qa2 Ra5 31.Kh3 (31.Bh5 Qe4 32.Bf3 Qe3-/+) 31...g6 (31...Qe3 32.Qe2-/+) 32.f5 (32.Kg4 Qd3 33.b6 Rb5 34.Rb5 Qb5-/+) 32...Qd3 33.Kg2? (better 33.Be2!? Qe4 34.fg6 hg6 35.Bc4-/+) 33...Rb5-+ 34.fg6 hg6 35.Rb5 Qb5 36.Be2 Qb2 (36...Qb4 37.Bc4 Kg7 38.Bd5-+) 37.Qb2 ab2 38.Bd3 Bd4 (38...Kg7 39.Kf3-+) 39.h4 Bc3 (39...Bf6 40.Kf2-+) 40.Kf2 Bf6 (40...Kg7 41.g4-+) 41.Ke3-/+ Be5 42.Kf3 (42.g4 Bf6-/+) 42...Kg7-+ 43.g4 Kh7 (43...Bd4 44.Bc2-+) 44.Bb1 (44.Kf2 Kh6-+) 44...Bf6 45.Kg3 (45.g5 Be5-+) 45...Kg7-+ 46.Bc2 Kf8 (46...Bc3 47.Kf2-+) 47.Bb1 (47.Bd3 Bd4-+) 47...Ke7 48.Ba2 Kd7 (48...Bd4 49.Kf3-/+) 49.h5-/+ Ke7 (49...Be5 50.Kh4-/+) 50.Kf4 Kf8 (50...Be5 51.Kg5-/+) 51.Ke3 Kg7 52.Kd3 (52.Kd2 Kh6-/+) 52...Kh6 53.Ke2 (53.Kc2!? gh5 54.gh5 Kh5 55.Bf7 Kg4 56.Kb1-/+) 53...gh5-+ 54.gh5 Kg7 ½–½. Elzerman – Poschman, email CTON, 1997.

6.Nf3 0-0 7.e3 d5 8.Bd3 Qe7 9.0-0 Nbd7 10.Bg3 Ne4 11.Bh4 f6 12.Ne4 de4 13.Bc4 Kh8 14.Nd4 Ne5 15.Be2 Rd8 16.f3? ef3 17.Nf3 Nf3 18.Bf3 Rd2 19.Qc1 Bf5 20.e4 Be4 (20...Be4 21.Rb4 Qb4 (< 21...ab4 22.Qd2 Bf3 23.Rf3+/-) 22.Be4 Qd4 23.Kh1 Qe4 24.Qd2 Qh4-+) 0–1. "lasker" (2215) – Skipslot (2200), internet, 2007.

6.Nf3 d6 7.Bd4 c5 8.Bf6 Qf6 +/-.

6.Na4 b5

7.c3 ba4 8.cb4 d6 9.Ba1 Bf5 10.d3 0-0 11.Nf3 ab4 12.Rb4 Na6 13.Rf4 Be6 14.g3 Qa5 15.Nd2 Qd5 (15...Nb4 16.Bg2 Na2 17.0-0=+ (17.Bc6? Bb3 18.Qb1 Rac8-+; 17.Bf6? gf6 18.Bf3 Rfb8-+)) 16.f3 Rfb8 17.Ra4 Nb4 18.a3 Ra4 19.Qa4 Qa2 20.Bc3 c5 21.Qa5 Nbd5 22.Kf2 Nc3 23.Qc3 Nd5 24.Qa5 Qa1 25.Nc4 h5 26.h3 (26.Nd6 Qd4 27.Kg2 Ne3 28.Kf2 Ng4 29.Kg2 Qf2 30.Kh3 g5 31.e4 Qf3 32.Qd8 Rd8 33.Nf5 Nf2) 26...Kh7 27.Qd2 (27.Nd6?? Qd4 28.Kg2 Ne3 29.Kh2 Qd6-+) 27...Rb1 28.g4 (28.Nd6 Bh3 29.e4 Rf1 30.Ke2 Rh1 31.Qh6 gh6 32.f4 Qb2 33.Kf3 Rf1) 28...Qf6 29.e3 (29.Nd6?? Qh4 30.Kg2 Rd1-+) 29...Kg8 30.Kg3 Qa1 31.Qf2 Nc3 32.g5?? (better 32.e4=+) 32...d5-+ 33.Nd2 Rb2 34.h4 Qd1 35.Rh2 Nb1 36.Qe2 (36.Be2 Qd2 37.Bf1 c4 38.dc4 dc4 39.Qd2 Nd2 40.Bc4 Nc4 41.Rb2 Nb2-+) 36…Qc1 (36...Qc1 37.Nb3 Rb3-+ (37...Re2?! 38.Nc1 Re1 39.Nb3 Rf1 40.Nc5-+)) 0-1. jon_lord (2205) - rwurtinger (2535), Challenge from jon-lord, gameknot.com, 2022.

7.c3 ba4 8.cb4 d6 9.Bg3 Bf5 10.d3 Na6 11.b5 cb5 12.Rb5 Be6 13.Nf3 Nb4 14.Nd4 (worse 14.Qa4 0-0 15.Qd1 Nfd5-/+) 14...0-0 15.e3 (15.Qa4? Qc7 16.Qa3 Bd7-+; worse 15.Ne6 fe6 16.a3 Nfd5-+) 15...Rc8 16.Be2? (better 16.Qd2!?=+) 16...Nfd5-+ 17.Rd5 Bd5 18.0-0 Na2 19.Qa4 Nc3 20.Qa1 Ne2 21.Ne2 Rc2 22.Nd4 Ra2 23.Qb1 Qd7 24.e4 Ra4 25.Nf3 Be6 26.Qb7 0-1. jon_lord (2250) - blacksku11 (2475), League division A2, gameknot.com, 2022.

7.c3 Bf8 8.e3 Ba6 9.Nb2 d5 10.Nf3 Nbd7 11.Bf4 c5 12.Qc2 Be7 13.Be2 0-0 14.0-0 Nb6 15.Rfe1 h6 16.Nd3 Nc4 17.Rbc1 g5 18.Bg3 Ne4 19.Nde5 Na3 20.Qb2 b4 21.Nc6 Qe8 22.Ne7 Qe7 23.d3 Ng3 (23...Nc3? 24.Rc3 c4 25.Ra3 ba3 26.Qc2+-) 24.hg3 Nb5 25.c4 dc4 26.Rc4 Rfd8 27.Nd2 Nc3 28.Rc3 bc3 29.Qc3 Rd5 30.g4 Qe5 31.d4 (worse 31.Qa5 c4 32.Qb6 cd3-/+) 31...cd4 32.Qc6 Re8 33.Nf3 Qe6 34.Qa6 de3 35.Qe6 Re6 (worse 35...fe6 36.fe3 Rc8 37.Nd4+/-) 36.Rc1 ef2 37.Kf2 Re4 38.Rc8 Kg7 39.Rc7 ½-½. jon_lord (2215) - new_reflexx (2250), idefix's mini-tournament VIII, gameknot.com, 2022.

7.c3 Ba3

8.c4 Ba6 9.Qb3 Bb4 10.cb5 cb5 0–1. stigggy (2005) – marekt (1980), gameknot.com, 2014.

8.e3 0-0 9.Nf3 Be7 (9...ba4 10.Qa4 Bc5 11.Bb8= (worse 11.Rb8 Rb8 12.Bb8 d6-/+)) 10.c4 ba4 11.Rb8 (worse 11.Bb8 d6 12.c5 Bf5 13.cd6 Bb1-/+) 11...Rb8 12.Bb8 d6 13.c5 (13.Qa4? Bd7-+) 13...dc5 14.Be5 a3 15.Bc4 Be6 16.Be6 fe6 17.0-0 Qd5 18.Qc2 Ne4 19.d3 Ng5 20.Ng5 Bg5 21.Ba1 Rd8 22.Qc1 (22.e4!? Qd3 23.Qc5=) 22...Qa2-/+ 23.Qc5 Bf6 24.Bf6 gf6 25.Qc6 Qb3 (25...Rd3?! 26.Qc8 Kg7 27.Rc1=) 26.d4 a2 27.h4 Rb8 28.Kh2 Qb6 (28...Qd5 29.Qc2=+) 29.Qd7=+ Rb7 (29...Rd8 30.Qe7 Rf8 31.h5=) 30.Qc8-/+ Kf7 (better 30...Kg7 31.Ra1 Qd6 32.f4 Rb3 33.Ra2 Re3=) 31.Rc1? (better 31.Ra1 Qd6 32.f4=) 31...a4?? (better 31...Qb1! 32.Qc3 Kg6-+) 32.Qh8= Qd6 (32...Kg6 33.Qg8 Rg7 34.h5 Kh6+-) 33.f4+= Kg6? (33...Qd7 34.Qh7 Ke8 35.Qg8 Ke7 36.Qg7 Ke8 37.Qf6 Rb3+-) 34.h5+- Kf5 35.Qc8 (35.Qc8 Rc7 36.Rc7+-) 1–0. staatenlose (1995) – marekt (2025), gameknot.com, 2014.

8.e3 0-0 9.Bf6 Qf6 10.Nb6 Ra7 11.Nc8 Rc8 12.c4 Rac7 13.Nf3 (worse 13.cb5 cb5 14.Qb3 Rc1 15.Ke2 b4 16.Rc1 Rc1-+ (16...Bc1?! 17.Nf3=+)) 13...Na6 14.Qb3 (worse 14.cb5 cb5 15.Qb3 b4=+) 14...Bb4 15.a3 Bd6 16.cb5 Nc5 17.Qd1 Qg6 18.b6 Rb7 19.Bc4 Nd3 20.Kf1 Rcb8 (20...Ba3? 21.Ba6 Rcb8 22.Qc2+/-) 21.h4 Nc5 (21...Rb6? 22.Rb6 Rb6 23.h5+-) 22.Ng5 (better 22.h5!? Qf5 23.Nd4+=) 22...Ne6= 23.d4 Ng5 24.hg5 Qg5 25.Rh5 Qf6 26.e4 Qe7 (26...Rb6? 27.Rb6 Rb6 28.e5 Be5 29.de5+-) 27.Qd3 g6 (27...Rb6? 28.Rb6 Rb6 29.e5+-) 28.Rh3 Rb6 29.Rb6 Rb6 30.e5 Bc7 31.Rf3 Qg5? (31...Qh4 32.Bf7 Kg7 33.Kg1+/-) 32.Qc2?? (32.Rf7 Qc1 33.Ke2 Rb2 34.Kf3-+) 32...d5+= 33.ed6 Bd6 34.Rf7 Kh8 35.g3 Qg4 (35...Ba3 36.Kg2 Rb8 37.Qe2+-) 36.Qd3 Rb8 37.Rf6 Qd7 38.d5 Rf8 39.Rf8 Bf8 40.Qf3 Qf5 41.Qf5 gf5 42.dc6 Bd6 43.f4 Kg7 44.Be6 Kf6 45.Bd7 a4 (45...Ba3 46.c7 h5 47.c8Q Kf7 48.Be8 Kg7 49.Qd7 Be7 50.Qe7 Kh8 51.Qf8 Kh7 52.Bd7 a4 53.Bf5) 46.Ke2 Ke7 (46...Ba3 47.c7 Kg6 48.c8Q h5 49.Qh8 Kf7 50.Qh7 Kf6 51.Be8 Ke6 52.Qd7 Kf6 53.Qf7) 47.Bf5 (47.Bf5 h5 48.Kd3+-) 1-0. jon_lord (2235) - teabiswi (2235), Team match, gameknot.com, 2022.

8.e3 ba4 9.Qa4 d6 10.Bf6 Qf6 11.Qa3+-.

8.e3 Na6 9.Bf6 Qf6 10.Nb6 Rb8 11.Nc8 Rc8 12.d4 Nc7 13.Bd3 g6 (13...0-0 14.Nf3=) 14.Nf3+= Nd5 15.Qd2 Be7 16.e4 Nf4 17.0-0 Nd3 18.Qd3 0-0 19.Ne5 Rc7 20.f4 Qh4 21.f5 (21.Qe2 d6 22.Nd3 Re8+=) 21...d6 22.Nf3 Qh5 23.Rbe1 White plans e5 23...Rb8 24.fg6 hg6 25.e5 Kg7 26.Re4 Rf8 (26...b4!?+=) 27.ed6+- Bd6 28.Rh4 Qd5 29.Qe3 f6 (29...Qa2 30.Qh6 Kf6 31.Re4 Qe6 32.Ng5 Ke7 33.Re6 Kd7 34.Rd6 Kd6 35.Qf8 Re7 36.Ne4 Ke6 37.Rf6 Kd5 38.Nd2 Re1 39.Kf2 Rf1 40.Kf1 a4 41.Qf7) 0–1. Opnadaren – Pierre, internet, 2019.

8.Nf3 0-0 9.Bf6 Qf6 10.Nb6 Ra7 11.Nc8 Rc8 12.Qc2 d5 13.e3 Nd7 14.Be2 Bd6 15.0-0 Nc5 16.d4 Ne4 17.c4 ½–½. rkolanek1 (2145) – marekt (1955), gameknot.com, 2014.

7.c3 d6

8.cb4? de5 9.Nc3 Bf5-+.

8.Bg3 Ba3 9.Qb3 b4 10.e3 Be6 11.Bc4 Bc4 12.Qc4 0-0 13.Nf3 d5 14.Qd3 bc3 15.Qc3 Bb4 16.Qc1 Bd6 17.0-0 Bg3 18.hg3 Qd6 19.Nd4 Nfd7 20.Qc3 g6 21.Rfc1 Rc8 22.Nb6 Nb6 23.Rb6 Ra6 24.Ra6 Na6 25.Qa5 (25.Nc6 Rc7-/+) 25...c5 26.Nb5 Qe6 27.d4 cd4 28.Rc8 Qc8 29.Nd6 de3?? (29...Qc1 30.Kh2 A) 30...de3?? 31.Qd8 (31.Qa6?? ef2 32.Qc8 Qc8 33.Nc8 d4-+; 31.Qd5?! Qc7 32.fe3 Kf8+-) 31...Kg7 32.Qd7+-; B) 30...Nc7+=) 30.Nc8+- 1-0. jon_lord (2190) - chocboy (2100), League division A3, gameknot.com, 2022.

8.Bg3 ba4 9.cb4 Bf5 10.d3 0-0 11.ba5 c5 12.Nf3 Nc6 13.e4 Re8 14.Be2 Qa5 15.Qd2 c4 16.Qa5 Na5 17.ef5 cd3 18.Kd2 (18.Nd4!?-/+) 18...Re2-+ 19.Kd3 Ra2 20.Ra1 Ra1 21.Ra1 Nb3 22.Ra3 Nc5 23.Kd4 Nfe4 24.Kd5 Rc8 25.Bh4 h6 26.Nd4 Nb3 27.Ne2 Ned2 (better 27...Rc2!? 28.Ra4 Re2 29.Re4 Rd2 30.Kc6 Nd4 31.Kd6 Nf5 32.Ke5 Nh4 33.Rh4 Rf2-/+) 28.Ra4= Rc5 29.Kd6 Nc4 30.Ke7 Nba5 31.Ra2 Rd5 32.Nf4 (better 32.Ra5 Na5 33.Nf4 Nc6 34.Ke8-+) 32...Nc6= (32...Rf5 33.Bg3=+) 33.Ke8 Rf5 34.g3 (34.Ne2 Rd5 35.Nc3 Rd3-+) 34...Rb5 (34...g5 35.Nh5 gh4 36.g4-+) 35.Be7 Rb7 (35...Ne7?! 36.Ke7 g5 37.Nh5 Re5 38.Kd8=) 36.Re2 N4e5 (36...Ne7?! 37.Re7 Rb8 38.Kd7=) 37.Re5 Rb8 38.Kd7 Ne5 39.Kd6 Ng4 40.Kd5 Nf2 0-1. urdukan (2315) - grasul2009 (2440), gameknot.com, 2015.

8.Bg3 ba4 9.cb4 Bf5 10.d3 0-0 11.Nf3 (11.e4 Be6 12.Qa4 Na6+=) 11...ab4 12.Rb4 (12.e4 Re8 13.Be2 Be4 14.de4 Ne4+=) 12...c5+= 13.Ra4 Na6 14.a3 (14.h4 Qb6 15.Ng5 Bd7-+) 14...Re8 15.e3 Bd7 16.Rc4 Bb5 17.Rc1 Qa5 18.Qd2 Qa3 19.Bd6 Rad8 20.Nd4 Ba4 (20...Bd3 21.Bd3 Rd6 22.Nb5 Qd3 23.Nd6 Qd2 24.Kd2+=) 21.Nf5+= g6 (21...Re6 22.Be2 Rdd6 23.Nd6 Rd6 24.0-0=) 22.e4 gf5?? (better is 22...Re6 23.Be2 gf5 24.Qg5 Kh8+=) 23.Qg5+- Kh8 24.Qf6 Kg8 25.Qg5 Kh8 26.Be5! Re5 27.Qd8 Be8 (27...Kg7 28.Qg5 Kf8 29.f3 fe4 30.Qh6 (30.Qe5?! Qc1 31.Kf2 ed3 32.Qd6 Kg7 33.Qd3 Nb4+-) 30...Kg8 31.de4+-) 28.Qf6 Kg8 29.Qg5 (29.Qe5 Qc1 30.Ke2 Ba4 31.Qg3 Kf8=) 29...Kf8 30.Be2 (30.f3 Nb4 31.Qd2 Nc6+-) 30...Qb4 (30...fe4 31.Qh6 Kg8 32.de4 Re4 33.Qg5 Kf8 34.Kf1+-) 31.Qd2 Bb5 (31...fe4 32.d4 Re6 33.dc5+-) 32.f3 Ke7 (32...Kg7 33.Rf1+-) 33.f4 Re6 34.ef5 Rb6 (34...Rd6 35.Qb4 cb4 36.Kd2+-) 35.Rf1 Qd4 36.Rf3 Kd6 (36...Kf6 37.g4+-) 37.Qa5 (37.Qe3 f6+-) 37...Kc7 (37...Rb8 38.Qa1 Nb4 39.Qd4 cd4 40.Rh3+-) 38.Rh3 h5 39.Rh5 Qe3 40.Rc3 Kb7 41.Rb3 Nc7 42.Rh3 Qg1 43.Kd2 Qg2 44.Re3 Qh2 45.Re7 Qf4 46.Kc2 Qd6 47.Rb5 Rb5 48.Qb5 Kc8 49.Re8! Ne8 50.Qe8 (50.Qe8 Kc7 51.Qf7 Kd8 52.f6+-) 1–0. uberlebende (1945) – silencer123 (2185), gameknot.com, 2014.

8.Bg3 ba4 9.cb4 Bf5 10.d3 Be6 11.Qa4 Nd5 12.Qa3 Nd7 13.b5 (worse 13.Bd6 ab4 14.Qb2 Nc3-/+) 13...cb5 14.Qb2 (worse 14.Qd6 Qc8 15.Qa3 b4=+; worse 14.Bd6 Qb6 15.Bg3 b4-/+) 14...a4 15.Bd6 (15.Qg7 Qa5 16.Kd1 Nc3 17.Kc2 Nb1 18.Qh8 Nf8-+; 15.Qb5?? Rb8 16.Qb8 Nb8-+) 15...a3 16.Ba3 Ra4 17.Bd6 (17.Qg7 Qa5 18.Bb4 Rb4 19.Qh8 Ke7 20.Rb4 Qb4 21.Kd1 Qb1 22.Kd2 Nc5 23.e3 Qa2 24.Kd1 Qb1 25.Ke2 Nd3 26.Kf3 Qf1 27.Qd8 Kd8 28.Nh3 Ne1 29.Ke4 Qc4 30.Ke5 Nd3 31.Kd6 Qc5) 17…Qa5 0-1. jon_lord (2240) - albertschenning (2530), League division A2, gameknot.com, 2022.

8.Bg3 Bf5 9.d3 ba4 10.cb4 Be6 11.Qa4 Nd5 12.Qa3 Na6 13.Qc1 ab4 14.Qc6 Ke7 15.Nf3 Qb8 16.Nd4 Rc8 17.Nf5 (17.a3!?+/-) 17...Bf5 18.Qd5 Be6 19.Qg5 Kf8 20.e4 (better 20.Qf4!? Kg8 21.Qd6=+) 20...Ba2-/+ 21.Rb2 Nc5 22.Be2 0-1. jon_lord (2225) - smarthinking (2450), League division A2, gameknot.com, 2022.

8.Bg3 Bf5 9.d3 ba4 10.cb4 Be6 11.Qa4 Nd5 12.Qa3 Nd7 13.b5 (worse 13.Bd6 ab4 14.Qb2 Nc3=+) 13...cb5 14.Qb2 (worse 14.Qd6 Qc8 15.Qa3 b4=+; worse 14.Bd6 Qb6 15.Bg3 b4-/+) 14...a4 15.Bd6 (15.Qg7 Qa5 16.Kd1 Nc3 17.Kc1 Rf8 18.Bd6 Na2 19.Kd1 Nc3 20.Kd2 Nb1 21.Ke3 a3 22.Ba3 Qa7 23.Kf4 Qa3-+; 15.Qb5?? Rb8 16.Qb8 Nb8-+) 15...Qa5 16.Qd2 Nc3 17.Rc1 Qa6 18.Qc3 Qd6 19.Nf3 (19.Qg7!? Qb4 20.Kd1=) 19...0-0= 20.Qd2 Rfc8 21.Rd1? (better 21.Rb1!?=+) 21...b4-+ 22.g3 b3 23.Bg2 (better 23.ab3 ab3 24.Bg2-+) 23...Rc2 24.Qe3 Ra2 25.0-0 Nf6 26.Nd4 Nd5 27.Qg5 h6 28.Qh4 Nc3 29.Ne6 Re8 (29...Qe6 30.Ba8 g5 31.Qh5 Nd1 32.Rd1-/+) 30.Ng7 Kg7 (30...Ne2?! 31.Kh1 Kg7 32.Qg4 Qg6 33.Qb4-+) 31.Rde1 Rc2 32.Bf3 (32.e4 b2 33.Qg4 Kf8-+) 32...a3 33.Qg4 Kf8 34.Qf5 a2 35.e4 (35.Ra1-+) 35...b2 36.Bh5 Qe6 37.Qf4 b1Q (37...b1Q 38.Rb1 Nb1 39.Bf7 Qf7 40.Qh6 Ke7-+) 0-1. jon_lord (2210) - wjyssrobertson (2150), Challenge from jon-lord, gameknot.com, 2022.

7.c3 Be7

8.Bb8 Rb8-/+ 9.e3 d6 10.d4? Bf5-+ (10...Bf5 11.Nb2 Bb1 12.Qb1 b4-+) 0–1. Woelfelschneider,Peter – Rosner,Dirk, corr SOK–91–77, 1991.

8.c4 Bb4 9.cb5 cb5 =.

8.d4 Na6 9.Bf6=+ Bf6 10.Nb2 d5 11.e3 Bf5 12.Bd3= Bg6 13.Nf3 0-0 14.0-0 Qd6 15.a4 b4 16.c4 Bd3 17.Qd3 c5 18.cd5+= cd4 19.Nc4 Nc5 20.Qd1 Qa6=+ 21.ed4 Na4-/+ 22.Qa4 Qc4 23.Rbc1 Qd5 24.Rc5 Qe4 25.Re1 Qd3 26.Re3 Qb1 27.Re1=+ Qd3 28.Re3-/+ Qb1 29.Re1= ½–½. Bulcourf,Carlos – Ferrara,Alexis, Buenos Aires, 1997.

8.d4 d6 9.Bf6 Bf6 10.Nb2 =+.

8.Bd4? 0-0?? 9.Nb6= Ra6 10.Nc8 Qc8 11.e3 Ra8 12.Be2 d5 13.Qc2 Nbd7 14.Nf3 Re8 15.0-0 Bf8 16.d3 g6 17.c4+/- dc4 18.dc4 b4 19.Nd2 Bg7 20.c5 Qc7 21.Qb2 Rab8 22.Nc4 a4 23.Nd6+/- Red8 24.Bc4 Rf8 25.Qd2 Nd5 26.Bd5 cd5 27.Bg7 Kg7 28.Rfc1 Nf6 29.Qd4 Rfd8 30.g4 h6+/- 31.h4 (31...b3 32.Qa4+/-) 1–0. Steinmann,Joachim – Cottarelli,Franco, corr 3GMM–30, 1996.

8.Bd4? ba4 9.Bb6 Qb6 10.Rb6 0-0 +-.

8.Bd4 Ra6 =.

8.Bd4 Na6 9.Nb6 Rb8 10.Nc8 Qc8 11.e3 0-0 12.Qc2 Nc5 13.Nf3 Qc7 14.Be2 Ne6 15.Bf6 Bf6 16.0-0 b4 17.cb4 ab4 18.d4 g6 19.Rfd1 Rb6 20.d5 cd5 21.Rd5?? Qc2-+ (21...Qc2 22.Bd3 Qa2-+) 0–1. mech91 – pierre, internet, 2011.

8.Bd4 Na6 9.Nb6 Rb8 10.Nc8 Qc8 11.Nf3 Nc5 12.e3 0-0 13.c4 bc4 14.Bc4 Nfe4 15.0-0 Qc7 (15...Rb1!? 16.Qb1 d5=) 16.d3+= Nf6 17.Rc1 Ne6 18.Be5 d6 19.Ba1 Qd7 20.Qc2 c5 21.Bb3 h6 22.Rfd1 d5 23.Be5 Rb6 24.Rb1 Qd8 25.a3 Ng4 26.Bc3 a4 (26...Rd6!?+/-) 27.Ba4+- Rb1 28.Rb1 d4 29.ed4 cd4 30.Bb4 Bb4 31.ab4 Ng5 32.Ng5 Qg5 33.Qe2 Rb8 34.h3 Nf6 35.Bc6 Nd5 36.Bd5 Qd5 37.Qe4 Qd7 38.b5! Rb5 39.Rb5 Qb5 40.Qd4 Qa5 41.Qe4 f5 42.Qe6 Kh7 43.f4 Qb5 44.d4 Qd3 45.Qe5 g5 46.d5 gf4+/- 47.h4 f3 48.h5+/- fg2 49.Qe7 Kg8 50.Qe6 Kf8 51.Qh6 Kf7 52.Qe6 Kf8 53.Kg2 Qd2 54.Kf3 Qd1+= 55.Kf4 Qh5 ½–½. Degterev,Pavel (1685) – Keber,Ernst (1840), CFriend SL–2005–0-00027 email, 2005.

8.Bd4 d5 9.Nb6 c5? 10.Na8+- cd4 11.Rb5 Bd7 12.Rb1 dc3 13.dc3 Bc5 14.Qb3 0-0 15.Nb6 Ne4 16.e3 Qf6 17.Qb2 Nc3 18.Nd5 Nd5 19.Qf6 Nf6 20.Bd3 Bb4 21.Kf1 Be6 22.a4 Rd8 23.Bb5 Ne4 24.Nf3 Nd7 25.Rc1 Ndc5 26.Nd4 Nb3 27.Nb3 Bb3 28.f3 Nc3 29.Kf2 Nd1 30.Rhd1 Bd1 (31.Kg3 Ba3-+) 0–1. Rosner,Dirk (1970) – Rabsch,Peter (2035), S0021 DESC, 2002.

8.Bd4 Nd5 9.e4 (worse is 9.Bg7 Rg8 10.Bd4 ba4 11.Qa4 Na6-/+) 9...ba4 10.ed5 Bf6 (10...0-0!?+=) 11.Qe2+/- Qe7 12.Bf6 gf6 13.Nh3 Qe5 (13...Kd8!?+/-) 14.d4+- Qe2 15.Be2 cd5 (15...Ba6 16.Nf4+-) 16.Nf4 0-0 17.Nd5 Ba6 (17...Kg7 18.h4+-) 18.Nf6 Kg7 19.Rb6 Be2 20.Ke2 Ra7 (20...Rd8 21.Nh5 Kf8 22.Kd3+-) 21.Nh5 Kh8 22.Rhb1 Nc6 23.Rb7 Rfa8 (23...Rb7 24.Rb7 Rd8 25.Kd3+-) 24.Ra7 (24.Ra7 Na7 25.Rb7+-) 1–0. kostini (2180) – zrenjanin (2025), gameknot.com, 2015.

8.Bd4 Bb7

9.c4 0-0 10.cb5 cb5 11.Rb5 Bc6 12.Rb2 Ba4 13.Qa4 Nc6 14.Bc3 (14.e3 Nd4 15.Qd4 Qc7=) 14...Nd5 15.e4 Nc3 16.dc3 Nb4 (16...Bf6 17.Rb3=) 17.cb4 (17.Rd2!?+=) 17...Bb4= 18.Kd1 (18.Rb4 ab4 19.Qb4 Ra2-/+) 18...Qf6+= 19.Qb3 Rac8 20.e5 Qe5 21.Nf3 Qf6 22.Rb1 Rc3 23.Qd5 Qg6 24.Rc1 Rfc8 25.Rc3 Rc3 26.Qa8 Bf8 27.Nd2 (27.Qa5?? Qb1 28.Kd2 Qb2 29.Ke1 Rc1) 27...Qg4 28.f3 Qa4 29.Ke2 Rc6 30.Ke3 Re6 (30...Qa2?! 31.Bc4 Rc4 32.Nc4 Qc4 33.Qe4+= (33.Qa5?? Bc5 34.Kd2 Bb4 35.Qb4 Qb4 36.Ke3 Qc5 37.Ke2 Qc2 38.Ke3 Qg2-+)) 31.Ne4 Qa2 32.Bd3 (32.Bb5 d5 33.Bd7-+) 32...d5 33.Rc1 de4 34.fe4 Qg2 35.Rc8 Qg1 36.Kd2 Qh2 37.Kc3 (37.Ke3 Qd6 38.Qa5 Rh6-+) 37...Qd6 38.Qa5 Re5 39.Qc7 (39.Qc7 Qb4 40.Kc2-+). vulpecula (2120) – silencer123 (2185), gameknot.com, 2014.

9.c4 0-0 10.cb5+= cb5 11.Rb5 Bc6 12.Rb2 Ba4 13.Qa4 Nc6 14.e3 Nd4 15.Qd4 (< 15.ed4 Re8 16.Be2 Rc8=+) 15...Rc8 16.Be2 d5 17.Nf3 Rc1 18.Bd1 Ne4 19.Qa4 Bh4 20.0-0 Bf2 21.Rf2 Nc5 22.Qb5 Rd1 23.Rf1 Rf1 24.Kf1 Ne6 25.Rb3 d4 26.Rd3 Qc7 27.ed4 Rb8 28.Qe5 Qd8 29.Ra3 Ra8 30.d5 Nf8 31.d6 Ra7 32.Nd4 Ng6 33.Qd5 Nf4 34.Qe4+- Ng6 35.Nf5 Qd7 36.Rb3 h6 37.Rb8 Kh7 38.g4 a4 39.Qd4 f6 40.Qe4 Qf7 41.h4 (41.h4 Nf8 42.Ne7 f5 43.Qf5 Qf5 44.gf5+- (< 44.Nf5 Rf7 45.h5 g6 46.hg6 Kg6+-)) 1–0. Woelfelschneider,Peter – Wellenreiter, 2009.

9.c4 b4 10.Bb6 Qc8 11.Be3 Ra6 12.c5 d5 13.cd6 Bd6 14.Bc5 Bc5 15.Nc5 Ra7 16.Nf3 0-0 17.Qc2 Nbd7 18.Nb7 Qb7 19.e3 c5 20.Bd3 Qd5 21.Bc4 Qh5 22.Be2 Re8 23.0-0 Ne4 24.Nd4 Qh6 25.Nb5 ½–½. Baer,Werner – Schulz,Hans_Juergen, TT–14.37 ETC, 2004.

9.c4 b4 10.Nb6 Ra6 11.c5 d6 12.Bf6 Bf6= 13.e3 Ra7 14.Na4 Nd7 15.Qc2 dc5 16.Nc5 Nc5 17.Qc5 Ra8 18.d4 Qe7 19.Rc1 Qc5 20.Rc5 Be7 21.Rc1 0-0 22.Be2 a4 23.Bf3 b3 24.ab3 Bb4 25.Kd1= ab3 26.Rb1 Ra3 27.Ne2 Ba6 28.Nc1 Bc4 29.Bc6 Rb8 30.Be4 Ba5 (30...Ba5 31.Rb2 Bc3=). Walker,John (1800) – Schiller,Wilfried (2230), BCCA vs. RS remoteschach.de, 2005.

9.c4 Bb4 10.cb5 cb5 11.Nc3 Nc6 12.Bf6 Qf6 13.Nb5 0-0 14.e3 Ne5 15.a3+= Be4 16.ab4 Qg6 17.Ra1?? Bg2-/+ (17...Bg2 18.ba5 Bh1-+) 0–1. Taulien,Hans_Juergen (2225) – Schwetlick,Thomas (2325), remoteschach.de, 2006.

9.Nf3 d5 10.Nc5 Bc8 11.Qc2 (11.a4 Bf5 12.Rb2 ba4 13.Qa4 0-0=) 11...Bd6 12.a4 Qe7 13.Nd3 ba4 14.Qa4 0-0 15.Be5 Nbd7 16.Bd6 (16.Qc6? Ne5 17.Nfe5 Ra6-+) 16...Qd6 17.Nd4 Ba6 (17...c5 18.Nf5 Qe6 19.Qf4-/+) 18.Qc6 Qa3 (18...Qc6 19.Nc6 Bd3 20.ed3 Rfe8 21.Be2=) 19.Qc7 (19.e3 Rab8 20.Rd1 Bd3 21.Bd3 Ne5 22.Bh7 Kh7-+) 19...Rfe8 (19...Rfb8 20.Rd1+=) 20.e3= Rec8 (20...Rec8 21.Qg3 Ne4-+) 0–1. Sternik,Ryszard (1855) – Jabot,Daniel (1810), FICGS, 2015.

9.Bf6 f6=+ 10.e3 Bc8 11.Nc5 Qe7 12.d4 d6 13.Nd3 Bf5 14.Ne2 a4 15.Ng3 Bg6 16.Be2 0-0 17.0-0 d5 18.Bh5 Bh4 19.Bg6 0–1. Ertel,Jens – Rohde,Friedhelm, 2005.

6.e3 d5

7.Bd3 Nbd7 8.Bd4 0-0 9.Nf3 Re8 10.Ne2 Ne4 11.0-0 Qe7 12.Ng3 Ndc5 13.Be2 Ng3 14.fg3 Ne4 15.c3 Bd6 16.Bb6 g6 17.Qc2 Bf5 18.Bd3 c5 19.Nh4 Bd7 20.c4 Bc6 21.Nf3 Qe6 22.a4 Bf8 23.Rfc1 Bh6 24.Re1 Rec8 25.Bf1 Bg7 26.d3 Nc3 27.Nd4 cd4 28.ed4 Na4 29.Re6 fe6 30.cd5 Bd7 31.Qf2 Nb6=+ 32.de6 Bc6-/+ 33.Rb6 Rf8 34.Qb2 Rad8 35.Qc1 Bd4 36.Kh1 Rf1! 37.Qf1 Rf8 38.Qb1 Bb6 39.e7 Rf6 40.Qb3 Kg7 41.h4 Rf1 42.Kh2 Bg1 43.Kh3 Bd4 44.e8N Be8 45.Qb7 Bf7 46.g4 Re1 47.g3 Re3 48.Qb5 a4! 49.h5 a3 50.h6 Kg8 51.Qb8 Re8 52.Qd6 Bb2 53.Qb4 Bc1 54.Qc3 Bh6 55.Qa3 Re3 56.Qc3 Be6 57.Kg2 Bg4 58.Qd4 Be6 59.Kf2 Bg5 60.Qc5 h6 61.Qd4 Ba2 62.Qb2 Bf7 63.Qc3 Re7 64.Qc6 h5 65.Kf1 Kg7 66.Qc5 Bf6 67.Kg2 Re5 68.Qc7 Rd5 69.Qc2 Rg5 70.Qa4 Be5 71.Qe4 Rg3 72.Kf2 Rg5 73.Kf1 Bg3 74.Qd4 Re5 (74...Re5 75.Qd7 Rd5-+) 0–1. Winiger,Albert (2340) – Heise,Matthias (2335), RSS7E pro–69, 2007.

7.Nce2 0-0 8.Nf3 Nbd7 9.Ba1 Re8 10.Ned4 Bd6 11.Be2 Nc5 12.c4 Qc7 13.0-0 dc4 14.Bc4 b5 15.Be2 Bd7 16.Rc1 Rad8 (16...Nd5!?-/+) 17.Qc2= Nd5 18.Nf5 Bf5 19.Qf5 g6 20.Qg4 Nb4 21.Qh4 Be7 22.Ng5 Bg5 23.Qg5 Ne4 (23...Rd2?? 24.Qf6 Kf8 25.Rc5+-) 24.Qh6 f6 25.Bb5 Attacking the backward pawn on c6 25...Nd2 (25...cb5 26.Rc7 Pinning (26.Rc7 Deflection)) 26.Rfd1 Nf3 27.gf3 Rd1 28.Rd1 cb5 29.Bf6 Na2 30.Rd6 b4? (better 30...Nb4!?+=) 31.Bd4+- Qf7 32.Rf6 Qg7 33.Qg5 Nc3 34.Kg2 (34.Kg2 Rf8 35.Rf8 Qf8 36.Qa5+-; 34.Qa5?! Ne2 35.Kg2 Nd4 36.Qd5 Ne6 37.Re6 Re6 38.Qe6 Qf7+=) 1–0. armandoazevedo (2290) – marekt (1990), gameknot.com, 2014.

7.Nce2 Nbd7 8.Ba1 0-0 9.Nf3 b5 10.Ned4 Qc7 11.a4 ba4 12.c3 Be7 13.Qa4 c5 14.Nb5 Qd8 15.d3 c4 16.Qa2 Nb6 17.Nfd4 Qd7 18.Be2 Ba6 19.dc4 Nc4 20.Bc4 dc4 21.Qc4 Rfc8 22.Qe2 Nd5 23.0-0 Nc3 24.Bc3 Rc3 25.Qf3 Rcc8 26.Rfd1 Bf8 (better 26...Bb4!? 27.Nc6 Qc6 28.Rd8 Bf8 29.Qc6 Rc6 30.Ra8 Bb5=+) 27.Nc3= Bc4 28.Nf5 Qe6 29.Nd4 Qe8 30.Ne4. jon_lord (2240) - pingopallino (2545), League division A2, gameknot.com, 2022.

7.Nce2 Nbd7 8.Bd4 0-0 9.Ng3 b5 10.Nf3 Re8 11.a4 ba4 12.c3 Bf8 13.Qa4 c5 14.Bf6 Qf6 15.c4 Qg6 16.Rb3 Rd8 17.cd5 c4 (17...Nb6 18.Qc6 Nd5 19.Qa8=) 18.Rb2 (better 18.Qc4!? Nc5 19.Rc3+=) 18...Ba6 19.Be2 (19.Bc4?? Nc5 20.Qc2 Bc4 21.Qg6 hg6-+) 19...Nc5 20.Qa1 c3 21.dc3 0-1. jon_lord (2150) - jbravo58d (2205), League division B1, gameknot.com, 2022.

7.Nf3 0-0 8.Be2 Nbd7 9.Bg3 Bc3 10.dc3 Ne4 11.Qd4 c5 12.Qd3 Ndf6 13.c4= dc4 14.Qd8 Rd8 15.Bc4 Nc3 16.Ra1 b5 (16...b5 17.Bd3 c4=+). "lasker" (2235) – Acronis (2215), internet, 2007.

7.Nf3 Nbd7 8.Bd4 Bd6 9.Ne2 b5 10.Ba1 Qc7 11.Ned4 0-0 12.Nf5 Re8 13.Nd6 Qd6 14.Be2 Nb6 15.0-0 Bd7 16.d3 b4 17.c4 dc4 18.dc4 Qd1 19.Rfd1 c5 20.Rbc1 Bg4 21.h3 Bf3 22.Bf3 Ne4 23.g4 Rab8 24.Bg2 Re6 25.h4 a4 26.g5 Rbe8 27.Kf1 h5 28.Rd3 a3 29.Rc2 Na4 30.Kg1 Nb6 31.Bf3 g6 32.Bg2 Na4 33.Kh2 Kf8 34.Bf3 Nb6 35.Kg1 R6e7 ½-½. jon_lord (2185) - momotombo (2185), Jose Luis Fonseca-In Memoriam I, gameknot.com, 2022.

7.h3 Nbd7+= 8.Bh2 0-0 9.Nce2 Ne4 10.Nf3 Ndf6 11.c3 Bd6 12.d3 Bh2 13.Nh2 Nd6 14.Nf4 Re8 15.Be2 Qe7 16.0-0 Nb5 17.Qd2 Nc7 18.Rfe1 Ne6 19.Bf1 h5 (19...b5 20.Nf3+=) 20.Nf3 Qc7 21.g3 g6 (21...Nf4 22.ef4 Be6 23.Nd4=) 22.Bg2 Bd7 23.Qb2 Rab8 24.c4 Nf4 25.ef4 (worse is 25.Qf6 Nd3 26.Ng5 Bf5 (26...Ne1?? 27.Qf7 Kh8 28.Qh7) 27.cd5 Ne1-/+) 25...Qd8 26.Re8 Be8 27.f5 dc4 28.dc4 Ne4 29.fg6+- fg6 30.Qe5 Nf6+/- 31.Ng5 b5? 32.Ne6+- Qe7 33.Qb8 Qe6 34.cb5 cb5 35.Rb5 Qa2 36.Bd5 Nd5 37.Qe8 Kg7 38.Qd7 (38.Qd7 Kh6 39.Qd5 Qd5 40.Rd5+-; 38.Rb7 Nc7 39.Rc7 Qf7 40.Qf7 Kh6 41.Qf4 g5 42.Qd6) 1–0. Bach,Mat (2250) – Konstantinov,Ma (1990), Odense DEN, HC Andersen Open, 2013.

7.h3 Nbd7 8.Bh2 Bc3 9.dc3 Ne4 10.Ne2 0-0 11.f3 Nec5 12.Kf2 (12.c4 dc4 13.Bd6 Re8-/+) 12...b5 13.Bf4 (13.Nd4 Qf6 14.Bd3 Nb6-/+) 13...Re8 14.Nd4 Qf6 15.Kg1 (15.Bd3 Ne5 16.Qd2 Nc4 (worse 16...Ncd3 17.cd3 Ng6 18.Bg3=+) 17.Bc4 dc4-/+) 15...Na4 (15...g5!? 16.Bg3-/+) 16.Qe1 Ndb6 17.h4 Bd7 18.Bg5 (18.h5 h6-/+) 18...Qd6-+ 19.h5 h6 20.Bf4 Qe7 (20...Qa3!? 21.c4 dc4 22.Qg3-+) 21.Bd3 b4 (21...Nc4 22.Bc4 dc4 23.Rd1-/+) 22.Qg3 Kh8 23.cb4 ab4 24.e4 c5 25.Bd6 Qg5 (25...Qf6 26.e5 Qd8 27.e6 Be6 28.Nb5=+) 26.Qg5=+ hg5 27.Ne2 de4 28.Be4 Ra6 29.Ng3 (29.Kf2!?=+) 29...Nc4-/+ 30.Bd3 Rd6 31.Bc4 Nc3 32.Ra1 Kg8 33.Kh2 Rd4 34.Bd3 c4 35.Bf5 (35.Be4 g4-/+ (worse 35...Rde4 36.fe4 Ne4 37.Rhb1+=)) 35...Bf5 36.Nf5 Rf4 37.Ng3 Rh4 38.Kg1 Rh1 (38...Ra8 39.Ne4 Ne4 40.Rh4 gh4 41.fe4-+) 39.Kh1-/+ Ra8 40.Re1 (40.Ne4 Ra2 41.Ra2 Na2 42.Nd2-+) 40...Ra2-+ 41.Re8 Kh7 (41...Kh7 42.Rb8 Nd5-+) 0–1. Trokenheim,Marek (1835) – Cease,Dion (1790), FICGS, 2017.

5.Rb1 Ba5

6.e3 0-0 7.Qf3 Ne8 8.Bd3 d6 9.Qe4 f5 10.Qc4 Kh8 11.Bg3 Nd7 12.Nf3 Nc5 13.Bh4 Nf6 14.Ng5 Qe7 15.Ne2 b5 16.Qf4 (16.Qd4!?=+) 16...h6-/+ 17.Nh3 Qe5 (17...g5!? 18.Bg5 Bd2 19.Kd1 hg5 20.Qg5 Nd3 21.cd3 Ba5=) 18.Bg3=+ Nfe4 19.Be4 Ne4 20.c3 (20.Qe5 de5 21.c3 Ng3 22.hg3 Be6-/+) 20...Ng3 (better 20...Qe6!? 21.Qf3 Qa2-+ (21...Ng3?! 22.Ng3 Qa2 23.0-0=+)) 21.Qg3= Qg3 22.hg3 Kg8 23.Nhf4 Bd7 24.Nd4 Rfe8 25.Ke2 a6 26.Rh5 Rf8 27.Ng6 Be8 (better 27...Rf7 28.Nf4 Re8=+) 28.Nf4?? (better 28.Ne7 Kh7 29.Rf5 Rf5 30.Nef5+- (30.Ndf5?! Bd8=)) 28...Bh5-+ 29.Nh5 c5 30.Nc6 Bd8 31.d4 g5 32.Rd1 c4 33.d5 Kh7 34.g4 Kg6 (34...fg4 35.Ng3-+) 35.f3? (35.gf5 Rf5 (35...Kh5? 36.Rh1 Kg4 37.Nd4 Rf5 38.f3 Kg3 39.Nf5 Kg2 40.Rh6+-; 35...Kf5?! 36.Ng7 Kg6 37.Ne6=) 36.g4 Rf7-/+) 35...Bf6 (better 35...fg4 36.fg4 Bf6-+) 36.gf5-/+ Kf5 37.Ng3 Kg6 38.Ne4 Be5 39.Ne5 de5 40.d6 Kg7 (40...Kf7 41.Nc5=+) 41.Rd5= Rad8 42.Re5 Rfe8 43.Rd5 Re6 44.Ng3 (44.Rd4 Kf7+=) 44...Kf6 45.Ne4 Re4 46.fe4 Ke6 47.g4 (47.a4!? ba4 48.Rc5=) 47...Rd6=+ 48.Rc5 Rd3 49.Rc6 Ke5 50.Ra6 Rc3 51.Kf3 Rc2 (51...Rc1-/+) 52.Ra5 (better 52.Rb6!? Rb2 53.a3=+) 52...Rb2-+ 53.Ra3 Rh2 54.Ra5 (better 54.Kg3 Rh1 55.Kf3-+) 54...Rb2 (54...Rh3!? 55.Kf2 Ke4 56.Rb5 Rf3 57.Kg2 Re3 58.a4-+) 55.Ra8 (55.Ra3 Rb1 56.Ra8-+) 55...c3-+ 56.Rc8 b4 57.a3 ba3 58.Rc3 a2 59.Rc5 Kd6 60.Ra5 Rh2 61.e5 Ke6 62.Ke4 Rf2 (62...Rg2 63.Ra6 Kf7 64.Ra7 Kf8 65.e6=) 63.Ra6 ½–½. Blumenberg,Walter – Waechtler,Frank, Porz Op27, 1991.

6.e3 Bc7 7.Bc7 Qc7 8.g4 d5=+ 9.g5 Ng8 10.Bd3 Ne7 11.Qh5 Nd7 12.Nf3 h6 13.Ne2 g6 14.Qh4= h5 15.Qd4 0-0 16.c4 dc4 17.Bc4 b5 18.Bd3 c5 19.Qf4 Qf4 20.Nf4 Bb7 21.Ke2 a6 22.Bc2 Nd5 23.Nd5 Bd5 24.Ra1 Rfe8 25.Rac1? Rad8 26.Ne1?? c4 27.Rb1?? Nc5 28.Rb2?? Be4 29.Be4-/+ Re4 30.Rb1 Kf8 ½–½. Kiedrowicz,Jan (2370) – Dluzniewski,Marcin (2225), Poland–chT 2nd div North, 1999.

6.e3 d5 =.

6.e3 d6 7.Bd4 =.

6.Bd6 Bc3

7.dc3 Ne4

8.Ba3 Nc3?? 9.Qd4+- Nb1?? 10.Qe5 1–0. rcm06 (2195) – wreck_tangle (1915), gameknot.com, 2014.

8.Ba3 Nc3?? 9.Qd4+- Nd5 10.Qe5 Ne7 11.Qg7 Rg8 +/-.

8.Ba3 Nc3?? 9.Qd4+- Nd5 10.Qg7 +=.

8.Ba3 Qf6 9.Qd4 d5 10.Rb3 (10.Bb2 c5 11.Qf6 Nf6=) 10...Nd7 11.f3 Ng5 12.e3 Ne6 13.Qf6 Nf6 14.Kf2 (14.c4 d4=) 14...b6 15.c4 d4 16.Ne2 de3 17.Re3 c5 18.Bb2 Ke7 19.Nf4 Bb7 20.Bd3 Rhd8 21.Rhe1 Bc8 (better is 21...Rd6!?+=) 22.Bf6+- (22.Bf6 gf6 23.Bh7 Rd2 24.Kg3+-) 1–0. Woelfelschneider,Peter – Nimbus, 2009.

8.Rb4 Nd6 9.Qd6 Qe7 10.Qe7 Ke7 11.Re4 Kf8 12.Rd4 =.

8.Nf3 Qa5 9.Rb4 f5 =.

8.Nf3 Nc3? 9.Qd4 Qf6 10.Be5 +-.

8.Nf3 Nd6 9.Qd6 Qe7 10.Qd4 0-0=+ 11.e3 Rd8 12.Bd3 d6 13.Nh4 d5 14.0-0 c5 15.Qf4 Nc6 16.Nf3 Be6 17.Ng5 h6 18.Ne6 fe6 19.e4 Rf8=+ 20.Qg3 b6 21.ed5 ed5 22.c4 d4 23.Qg6 Qf6 24.Qh7 Kf7 25.Be4 Rac8 26.Bd5 Ke8 27.Rbe1 Ne7 28.Re6 Qf4? 29.Re4 Qf6+= 30.f4 d3 31.Re5 d2+= 32.Qd3 Kd7 33.Be6 Kc7 34.Bc8 Rd8 35.Qe4 Nc8 36.Rd5 Rd5 37.Qd5 Qd6 38.Qd3 h5 39.g3 Qd4 40.Qd4 cd4 41.Rd1 Kc6 42.Rd2 Kc5 43.Re2 a5 44.Re5 Kc4 45.Rh5 Nd6 46.Kf2 Ne4 47.Kf3 Nc3 48.Rg5 (48.Rg5 Na2 49.Rg7+-) 1–0. Schulz,Hans_Juergen (2145) – Plock,Joerg (1905), RSX4D – A00 – SokStabSys–1, 2004.

8.Nf3 Nd6 9.Qd6 Qe7 10.Qe7 Ke7 11.e4 d6 12.Nd4 Rd8 13.Bd3 d5 14.ed5= Rd5 15.0-0 Nd7 16.Rfe1 Kf8 17.Bh7 g6 18.Bg6 fg6 19.Ne6 Kf7 20.Nc7 Rb8 21.Nd5 cd5 22.Rb5 Nb6 23.Ra5 a6 24.Rb1 Nc4 25.Rd5 Be6 26.Rc5 b6 27.Rc7 Kf6 28.Re1 Rd8 29.h3 b5 30.a4 Rd6 31.ab5 ab5 32.f4 Kf5 33.g3 Bd7 34.Kf2 Rd5 35.Re7 Be6 36.g4 Kf6 37.Re8 Rd2 38.Ke1 Rd7 39.Rd7 Bd7 40.Re2 Be6 41.f5 gf5= 42.g5 Kf7 43.h4 f4 44.Re4 Bf5 45.Rf4 Kg6 46.Kf2 Na3 47.Rd4 Kh5 48.Kg3 Bc2 49.Rd6 Bg6 50.Rd8 Bc2 (50...Bf7 51.Rh8 Kg6 52.h5 Kg5 53.h6+-) 1–0. khamin – pierre, ChessHere.com, 2006.

8.Nf3 Nd6 9.Qd6 Qe7 10.Qf4 0-0=+ 11.e3 Qa3 12.Qc4 d6 13.Bd3 Nd7 14.0-0 Nc5 15.Qd4 d5 16.Qb4 Qb4 17.cb4 Nd3 18.cd3 a5 19.b5 c5 20.Rbc1 b6 21.d4 c4 22.e4 Bb7 23.Ne5 Rfe8 24.ed5 Bd5 25.Nc4 Bc4 26.Rc4 Re2 27.a4 Rae8 28.g3 Rd2+= 29.Rfc1 f6 30.Rc7 Rd4+= 31.Rb7 Ra4 32.Rcc7 Rg4 33.Rb6 a4 34.Ra6 Rb4 35.Raa7 Rb5 36.Rg7+- Kh8 37.Rh7 Kg8 38.Rhg7 Kh8 39.Rgf7 (39.Rgf7 Rb4 40.Rf6+-) 1–0. Taulien,Hans_Juergen (2225) – Plock,Joerg (1905), RSX4D – A00 – SokStabSys–1, 2004.

8.Nf3 f6 9.e3 Nc3 10.Qd4 Qa5 11.Nd2 Qd5 12.Rb3 Qd4 13.ed4 Nd5 14.c4 Nb6 15.Re3 Kd8 16.Bd3 g6 17.Ne4+- Na4 18.Nf6 b6 19.Kd2 Ba6 20.Rhe1 Kc8 21.Re8 Re8 22.Ne8 Nb2 23.Nc7 Bc4 24.Na8 Na6 25.Bc2 Ba2 26.Kc3 Nc4 27.Bf8 Na5 28.Bd3 Kb7 29.Ba6 Ka6 30.Nc7 Kb7 31.Ne8 h5 32.Re7 Kc8 33.Nd6 Kc7 34.Re8 b5 35.Kb4 Kb6 36.Rb8 Kc7 37.Ra8 Kb6 38.Ne8 Kb7 39.Rd8 Nc4 40.Rd7 Kc8 41.Ra7 Bb1 42.Kc5 Be4 43.f3 Bd5 44.Nf6 h4 45.Nd5 Kb8 46.Ra6 Kb7 (46...cd5 47.Rg6 Kc8 48.Kd5 Kd8+-) 1–0. Luehrig,Walter – Bonetti,Shane, Orang–Utan Invitational, 2002.

8.Rb4 f5

9.Qd4 Nd6=+ 10.Qd6 Na6 11.Rf4 Qa5 12.Rf3 Nc7 13.a3 Ne6 14.Qb4 Qb4 15.cb4= 0-0 16.e3 Ng5 17.Rf4 d5 18.Bd3 a5 19.b5 Ne4 20.h4 c5 21.Ne2 Bd7 22.a4 Rae8 23.h5 Rf6 24.c4 dc4 25.Bc4 Be6 26.Be6 Ree6 27.f3 Nd6 28.Kf2 Rf7 29.Nc3 g5 30.hg6+= Rg6 31.Nd5 Rfg7 32.Rh2 (32.g4 Kh8+=) ½–½. Kuhlmann,AEJ – Reyes, corr 3GMM–53, 1997.

9.Qd4 Nd6 10.Qd6 Qe7 11.Qe7 Ke7 12.g4 Na6 13.Rf4 fg4 14.Rg4 g6 15.Nf3 Nc5 16.Bg2 d6 17.Rb4 a5 18.Rh4 Be6-/+ 19.c4 h6 20.0-0 Kd7 21.Rd1=+ Kc7 22.Rhd4 Rad8 23.Kf1 g5 24.h4 g4 25.Nd2 Rhf8 26.Ne4 Ne4 27.Re4 0–1. Cohoon,Bobby – Shintate Jr,Paulo Sunao, IECC, 2002.

9.Nf3 Qa5 10.Qd4 Nd6 11.Qd6 Na6 =+.

9.Nf3 Nc3 10.Qa1 Nd5 11.Qg7 +-.

9.Nf3 Nd6?! 10.Qd6 Qe7 11.Qe7 Ke7 12.g4 =.

6.Bd6 Bc7

7.Bc7 Qc7

8.d4 d5 9.e3 0-0 10.Nge2 (10.Nf3 c5=) 10...Re8 (10...Na6 11.Nf4=) 11.Ng3= Ng4 (11...Bg4 12.Qd2=) 12.Bd3+= g6 (12...Be6 13.0-0+=) 13.0-0+/- h5 14.h3 Ne3? (better is 14...h4 15.hg4 hg3+/-) 15.Qe1+- (15.fe3?! Qg3 16.Rf3 Qh4=) 1–0. vulpecula (2095) – zd3nik (1875), gameknot.com, 2014.

8.e3 0-0 9.Qf3 d5 10.Nge2 Nbd7 11.Qf4 Qd8 12.Ng3 Re8 13.Be2 Ne5 14.0-0 Ng6 15.Qb4 a5 16.Qc5 Ne5 17.d4 Ned7 18.Qd6 Re6 19.Qf4 Nf8 20.Bd3 Re8 21.a4 Ng6 22.Bg6+= hg6 23.Rfd1 b6 24.Rb2 Ba6 25.Rdb1 Rb8 26.Na2 Ne4 27.Ne4+/- Re4 28.Qg3 Bc4 29.Nc1 Re8 30.Nd3 Bd3 31.cd3 Rb7 32.Qf3 Qc7 33.Qd1 Reb8 34.Rc1 Qd6 35.Qd2 Rc8 36.Rb3 Qd7 37.h3 (37.h3 Qe6 38.Qb2+/-) 1–0. Degterev,Pavel – De Leon,Javier (2035), AP–2005–Q–00005, 2005.

8.e3 0-0 9.Qf3 Re8 10.Bd3 d5 11.Nge2 Qe5 12.Qg3 Nbd7 13.0-0 Qg3 14.Ng3 Nc5 15.Be2 b6 16.d3 Bd7 17.Rfe1 Re7 18.Rb4 Nb7 19.Bf3 Nd6 20.Nce2 g5 21.h3 Rd8 22.Ra4 Be8 23.Ra6 c5 24.Rd1 Bb5 25.Ra3 h6 26.Rb3 Ba4 27.Rb2 Bd7 28.a3 Nb5 29.a4 Nd6 30.Ra1 Ree8 31.Nc3 Bc6 32.Nb5+= Nc8 33.Nf5 Kh7 34.g4 Rd7 35.c4 Re6 36.a5 dc4 37.Bc6 c3 38.Bd7 cb2 39.Rb1 Nd7 40.Rb2 ba5 41.Ra2 a6 42.Nc7 Rc6 43.Nd5 Ne5 44.d4 Nc4 45.Rc2 N4b6 46.Nb6+/- Nb6 47.Rc5 Rc5 48.dc5 Nc8 49.Kg2 Kg6 50.Nd4 Kf6 51.f4 a4 52.Kf3 a3= 53.Nb3 Na7 54.Ke4+= Ke7 55.Kd5 a2 56.f5 Kd7= 57.Ke5 (57.e4 Nc6=) ½–½. Herrchen,Ralf – Schulz,Hans_Juergen, TT–17.26 ETC, 2005.

8.e3 0-0 9.Nf3 d5 10.Be2 Bg4 11.0-0 Nbd7 12.h3 Bf3 13.Bf3 Rfe8 14.d4 Re7 15.Qc1 Rae8 16.Nd1 b5 17.a4 a6 18.Qa3 Nb6 19.Nb2 Ra8 20.Ra1 Ree8 21.Qc5 Nfd7 22.Qc3 Nf6 23.Ra2 Ne4 24.Be4 de4 25.ab5 ab5 26.Rfa1 Ra2 27.Ra2 h5 28.Qc5 g6 29.Ra6 Rb8 30.Nd1 Qb7 31.Ra3 Kh7 32.Nc3 Re8 33.Ra5 Kg8 34.Nb5 cb5 35.Rb5 Re6 36.d5 Rf6 37.d6 Nd7 38.Rb7 Nc5 39.Rc7 Rd6 40.Rc5 h4 41.Kf1 Kg7 42.Rc4 f5 43.Ke2 g5 44.Rc5 Kf6 45.g3 Kg6 46.gh4 gh4 47.Rc8 Kf6 48.c4 Ra6 49.c5 Ra2 50.Kf1 Rc2 51.Kg2 Ke5 52.Rh8 Rc5 53.Rh4 Rc8 54.Rh6 Rg8 55.Kh2 Rg7 56.Rb6 Rg8 57.Rb5 Kf6 58.Rb4 Kg5 59.Kg3 f4 60.Kh2 fe3 61.fe3 Kf5 62.Rb5 Ke6 63.h4 Rf8 64.Rg5 Rf2 65.Rg2 Rf1 66.h5 Rf5 67.Rg6 Kf7 68.Rg4 Rh5 69.Kg3 Re5 70.Kf4 Ke6 71.Rg5 Rg5 72.Kg5 Ke5 73.Kg4 Ke6 74.Kf4 Ke7 75.Ke4 Ke6 76.Kf4 Kf6 77.e4 Ke6 78.e5 Ke7 79.Kf5 Kf7 80.e6 Ke7 81.Ke5 ½–½. glovio (2200) – tflk (1745), gameknot.com, 2014.

8.e3 d5

9.d4 0-0 10.Bd3 Bg4 11.Nge2 Nbd7 12.f3 Bh5 13.0-0 Rfe8 14.Qd2 Bg6 15.Nf4 b5 16.Ng6+= hg6 17.e4 Qb6 18.Qf2 Qa5 19.Ne2 a6 20.e5 Nh7 21.f4 Nhf8 22.f5 gf5 23.Ng3 Re6 24.Nf5 f6 25.Qg3 g6 26.Nh6 Kg7 27.Bf5+- Re7 28.Bd7 Rd7 29.ef6 (29…Kh8 30.f7+-) 1–0. Dressel,Robert (2110) – Traut,Gerhard (2170), BFM–035 BdF, 1997.

9.d4 Bg4 10.Be2 Be2 11.Nge2 =.

9.Qf3 0-0 10.Bd3 Nbd7 11.Qg3 Ne5 12.Nf3 Nd3 13.cd3 Qe7 14.0-0 Bf5 15.e4 Bg6 16.ed5 cd5 17.Rfe1 Qd8 18.Rb7+/- Bd3 19.Nd4 Bg6 20.Nc6+- Re8 (20...Re8 21.Re6 Re6-+) 0–1. Mario Cruz – salmo (1870), internet, 2005.

9.Qf3 0-0 10.Bd3 Re8 11.Nge2 Nbd7 12.Qf4 Qf4 13.Nf4 Nc5 14.Nce2 g5 15.Nh3 Nd3 16.cd3 h6 17.f3 c5 18.d4 c4 19.Nf2 Rb8 20.Nc3 Kg7 21.Ke2 b6 22.d3 Bd7 23.dc4 dc4 24.a4 Rbd8 25.Kd2 Be6 26.a5 ba5 27.Ra1 Nd5 28.Rhc1 Nc3 29.Rc3 f5 30.Ra5 Re7 31.Rca3 Rdd7 32.Re5 Rb7 33.Kc3 Kf8 34.e4+/- fe4 35.fe4 1–0. Koch,Christian (2200) – Herzog,Klaus (1790), SA–2010-0-00148, 2010.

9.Qf3 0-0 10.Qg3 Qa5 11.Nge2 Re8 12.Nd4= Na6 13.Nb3 Qa3 14.Ba6 Qa6 15.Nc5 Qa3 16.Qd6 Re6 17.Qd8 Re8 18.Qd6 b6 19.N5e4 Qd6 20.Nd6 Re6 21.Nc8 Rc8 22.Ne2 g6 23.d3 Ne8 24.g4 h6 25.h4 Nd6 26.a3 Kg7 27.Kd2 Nb5 28.a4 Nc7 29.h5 c5 30.hg6 fg6 31.Rh2 a6 32.f4 b5 33.f5 gf5 34.gf5 Rd6 35.Rg1+= Kh7 36.Rhg2 Ne8 37.ab5+/- ab5 38.Rg8 Rd7? 39.Nf4+- Nd6? 40.Nh5 (40.Nh5 Ne4 41.de4 de4 42.Kc3 Rc6 43.Rb8 Rdc7 44.Rgg8 b4 45.Kc4 Rc8 46.Rbc8 Rc8 47.Nf6#) 1–0. Hoch,Dieter – Ruether,Rudolf, TT–O4–0018 A, 2004.

9.Qf3 0-0 10.Qg3 Qe7 11.Nf3 c5 12.Qf4 d4 13.Nb5 Nc6 14.Nd6 (14.Qd6 Re8=) 14...Rd8=+ 15.Nc8 Rac8 16.Bc4 Nd5 (16...Nb4 17.0-0=) 17.Bd5 (17.Qf5 g6 18.Qg5 Qg5 19.Ng5 Rc7=) 17...Rd5 18.0-0 Rcd8 19.d3 b6 20.Rfe1 Qd6 21.Qd6 R5d6 (< 21...R8d6 22.ed4 Kf8 23.c4 Rd4 24.Nd4 Nd4 25.Re4+/-) 22.e4 (22.ed4 cd4 23.Rbc1 Rd5=) 22...Re8=+ 23.a3 h6 24.Nd2 Rde6 25.f4 ½–½. Woelfelschneider,Peter – Haas, 2009.

9.Qf3 Nbd7 10.Qg3 Qg3 11.hg3 0-0 12.Nf3 Nc5 13.d4 Nfe4 14.Ne4 (< 14.dc5 Nc3 15.Ra1 Na4-/+) 14...Ne4 15.Bd3 Re8 16.Be4 de4 17.Nd2 b6 18.a4 f5 19.c4 Bd7 20.Ke2 Rab8 21.a5 b5 22.Rhc1 Rbc8 23.a6 c5 24.cb5 (24.cb5 cd4 25.Rc8 d3 26.Kd1 Rc8 27.f3=; 24.d5 Rb8=). Woelfelschneider,Peter – Werner, 2009.

9.Nf3 0-0 =.

5.Rb1 Bc3

6.Bc3 0-0 7.e3 d5 8.Bd3 Bg4?? (better is 8...Nbd7=) 9.Bf6+- Bd1 (9...Qd7 10.f3 Be6 11.Bd4+-) 10.Bd8 Bc2 11.Bc2 Rd8 12.Rb7 Nd7 13.Nf3 Nc5 14.Rb2 a5 15.Ke2 Rab8 16.Rb8 Rb8 17.Ne5 Rb2 18.Rb1 (18.Rb1 Rb1 19.Bb1+-) 1–0. Woelfelschneider,Peter – Schulte, 2009.

6.Bc3 0-0 7.e3 d5 8.Nf3 Nbd7 9.Be2 Re8 10.0-0 Nc5 11.d3 b5 12.Ba1 Be6 13.d4 Nce4 14.Ne5 Qc7 15.f3 Nd6 16.Qd2 Nd7 17.Nd7 Qd7 18.Qc3 f5 (18...a5 19.Bb2+=) 19.Rfe1 1–0. charmedones (1985) – vlladimir (1765), gameknot.com, 2014.

5.Rb1 Be7

6.e3 0-0 7.Nf3 d5 8.Bf4 a6 9.Bd3 b5 10.Ne2 (10.0-0 c5=) 10...Nbd7 11.0-0 Nc5 12.Ned4 Qe8 13.Bf5 Na4 14.Bd3 c5 15.Nf5 Bf5 16.Bf5 g6 17.Bd3 c4 18.Be2 Qd7 19.Ne5 Qe6 20.Nf3 Rfe8 21.Nd4 Qb6 22.c3 0-1. jon_lord (2185) - mattgambit (2335), League division A2, gameknot.com, 2022.

6.e3 0-0 7.Nf3 d5 8.Bf4 a6 9.Bd3 (9.Bb8 Rb8 10.Ba6 Ne4=) 9...Bd6 (9...b5 10.0-0=) 10.Ne2 (10.Bd6 Qd6 11.Na4 Nbd7=+) 10...b5=+ 11.h3 c5 12.c3 Bf4 13.Nf4 Nc6 14.0-0 h6 (14...Bd7 15.Bc2=) 15.Bc2 Re8 16.a4 Rb8 17.ab5 ab5 18.d3 (18.d4 Ne4 19.Ne2 c4=) 18...Bf5 (18...g5 19.Ne2=) 19.Qd2 (19.d4 Ne4 20.Qe1 Qd6=) 19...Qe7 20.Rfd1 Red8 (20...d4 21.cd4 cd4 22.e4=) 21.Ra1 Bh7 (21...b4 22.Ba4 bc3 23.Qc3=) 22.Ra6 Rdc8 23.Rda1 Qb7 24.Bb1 b4 25.Qb2 Qe7 26.cb4 Nb4 27.Ra7 Qd6 28.Qe5 Qb6 (28...Qe5 29.Ne5 Nc6 30.Nc6 Rc6 31.Ba2+=) 29.Rf7 ½–½. Hilbert,Stephan J – Pareschi,Remo (2050), FICGS, 2017.

6.e3 0-0 7.Nf3 d5 8.Bf4 b5 9.Bd3 Bg4 10.h3 Bh5 11.g4 Bg6 12.Ne2 (12.Bg6 fg6 13.Nd4 Qc8=) 12...Nbd7 (12...Bd3!? 13.cd3 a6+=) 13.Bg6= fg6 14.0-0 Nc5 15.Nfd4 (15.Ne5 Rc8=) 15...Qd7+= 16.d3 Rae8 17.Qe1 Bd6 18.Qc3 Rc8 19.Qb4 (19.Bd6 Qd6 20.Qa3 Nfd7=) 19...Nb7 20.Bd6 Qd6 (20...Nd6!? 21.Qc5 a5=) 21.Qd6+= Nd6 22.a4 (22.g5 Nd7+=) 22...a6 (better is 22...ba4!? 23.Ne6 Rf7=) 23.ab5+= ab5 24.Kg2 Nd7 25.Ra1 c5 26.Ne6 Rfe8 27.N2f4 Ra8 (better is 27...Nf7!? 28.Ra7 Nf6+/-) 28.Nc7+- Ra1 29.Ra1 Rb8 30.Nfd5 c4 31.d4 b4 32.Na6 (32.Na6 Ra8 33.Ndb4+-) 1–0. aspasio (2875) – totoarias (2610), net–chess.com, 2014.

6.e3 d5 7.h3 0-0 8.Nf3 Nbd7 9.Bh2 Re8 10.Be2 Qa5 11.a4 Bb4 12.Na2 Be7 13.Nc3 Bb4 14.Na2 Bf8 15.Nc3 Ne4 16.Ne4 de4 17.Nd4 Qa4 18.0-0 Nf6 19.f3 ef3 20.Rf3 Qa5 21.Bc4 Qd8 22.Qe2 Bd6 23.Bd6 Qd6 24.Rbf1 a5 25.Qe1 Rf8 26.Qh4 Nd5 27.e4 Nf4 28.c3 Qc5 29.d3 b5 (29...g5 30.Qh6 b5+/-) 30.Bf7+/- (worse 30.Rf4 bc4 31.dc4 Be6-/+; 30.Qf4?! bc4 31.Qc7 Be6 32.Qc6 Qc6 33.Nc6 cd3 34.Ne7 Kh8=+) 30...Rf7 31.Rf4 Be6 32.Kh1 Re7 33.Nc6 Ree8 34.Nd4 h6 35.Nf5 Bf5 36.ef5 (worse 36.Rf5 Qc3 37.Rf7 Qd3 38.Rg7 Kg7 39.Qf6 Kh7 40.Qf5 Kh8 41.Qf6 Kh7 42.Qf7 Kh8 43.Qf6 Kh7=) 36...Ra7 37.f6 Kh7 38.d4 Qc3 39.Qh5 g6 40.Qb5 Rf8 41.d5 1-0. jon_lord (2210) - grandpatzer (2385), League division A2, gameknot.com, 2022.

6.e3 d5 7.h3 0-0 8.Nf3 Re8 9.Bd3 Nbd7 10.Bf4 Nc5 11.0-0 Nfe4 12.Be4 de4 13.Nd4 Bf6 14.Re1 Qd7 15.a4 Ne6 16.Nb3 Bc3 17.dc3 Qe7 18.Bg3 Qf6-/+ 19.Nd4 Qg5 20.Ne6 Re6 21.Qd4 c5 22.Qc4 b6 23.a5 Bb7 24.Red1 h6 25.Rd7 b5 26.Qf1 Bc6=+ 27.Rc7 c4 28.Rd1 Qh5 29.Qe1 a6 30.Rd4 Qg6 31.Qd1 Be8 32.Rd8 Rd8 33.Qd8 Kh7 34.Qa8 Qf6 35.Rc8 Bc6 36.Rh8=+ Kg6 37.Qc8 Qc3=+ 38.Kh2 Qb2 39.Bf4 (39.Bf4 Qb4 40.Qg8+/-) 1–0. Woelfelschneider,Peter – Fuehrer, 2009.

6.e3 d5 7.h3 0-0 8.Nf3 Re8 9.Bd3 Nbd7 10.Bg3 Nc5 11.Be2 Nce4 12.Ne4 Ne4 13.0-0 Bf6 (13...Ng3 14.fg3 Qa5 15.Ra1-/+) 14.c3=+ b6 15.Bf4 c5 16.Rc1 a6 17.Qe1 Bf5 18.d3 Nd6 19.Qd2 b5 20.Rfe1 Rc8 21.Qd1 c4 22.dc4 Nc4 23.Nd4 Be4 24.Qb3 Nb6 25.Bg4 Rc4 26.Be2 Rc5 27.Qb2 Be7 28.Qb3 Bf8 29.Red1 Qf6 30.Kh1 Rcc8 31.Rf1 Na4 32.Rfd1 Qg6 33.f3 Nc5 34.Qb2 Nd3 35.Bd3 Bd3 36.Nc2 Bc4 37.Nb4 Rcd8 38.Nc2 Qf6 39.Re1 Bd6 40.Bd6 Qd6 41.Ra1 Rb8 42.Nb4 Re6 43.Rad1 ½–½. Woelfelschneider,Peter – Galuschka, 2009.

6.e3 d6 7.Bf4 0-0 8.Nf3 Nbd7 9.h3 Nc5 10.Be2 Qa5 11.0-0 b5 12.Nd4 Bd7 13.Bf3 d5 14.Nb3 Qa3 15.Nc5 Qc5 16.Ne2 Qa3 17.d3 Qa2 18.Qd2 Qa6 19.e4 de4 20.de4 Rfd8 21.Bc7 Bh3 22.Bd8 Rd8 23.Qe3 Be6 24.Ra1 Qb6 25.Qb6 (25.Ra7?? Bc5 26.Qg5 Qa7-+) 25...ab6 26.Rfd1 Rd1 27.Rd1 Nd7 28.Nd4 Ne5 29.Be2 g5 30.Ne6 fe6 31.Ra1 g4 (31...Kf7 32.Ra7+=) 32.Ra7+= Bd6 33.Kf1 h5 34.Rb7 Bc5 35.g3 b4 36.Kg2 Kh8 37.f4 gf3 38.Bf3 h4 (38...Nc4!? 39.Bh5 Ne3 40.Kf2 Nc2 41.Ke2 b3+=) 39.gh4+- Nc4 40.e5 Kg8? (better 40...Ne3 41.Kg3 Nc2 42.Bc6 b3+-) 41.Bc6+- Ne3 (41...Ne5 42.Be4+-) 42.Kh3 Nc2 43.h5 (43.h5 Ne3 44.Be4+-) 1–0. pikejohn (2030) – marekt (1965), gameknot.com, 2014.

6.e3 d6 7.Bg3 Nbd7 8.Nh3 0-0 9.Nf4 Qa5 10.Be2 d5 11.Nd3 Ne4 12.Ne4 de4 13.Nc1 Nc5 14.0-0 b5 15.Be5 Rd8 16.Bc3 Qc7 17.Nb3 a5 18.Nd4 Bd6 19.f4 ef3 20.Bf3=+ Bh2 21.Kh1 Bg3 22.Bh5 g6 23.Qf3 Rd5 24.Bg4 Bg4 25.Qg4 Rh5 26.Kg1 Bh2 27.Kf2 f5 28.Qf3 Ne4 29.Ke1 Bg3 30.Ke2 Re8 31.Rh1 Rh1 32.Rh1 Be5 33.Rh4 Bf6 34.Re4-/+ Re4 35.Nb5? cb5 36.Bf6 Qc2 37.Qg3 f4 38.Qh3 Re3 (38...Re3 39.Qe3 fe3 40.Ke3 Qa2-+) 0–1. Blumenberg,Walter – Wacker,Peter (2300), Porz op, 1994.

6.e4 d5 7.ed5 0-0 8.Nf3 cd5 9.Bd3 Nc6 10.Bf4 Bd6 11.Bd6 Re8 12.Be5 Ne5 13.Ne5 Re5 14.Ne2 b6 15.0-0 Qd6 16.c3 Bd7 17.Qc2 Rae8 18.Nd4 Ne4 19.Rbe1 g6 20.Re3 ½–½. Woelfelschneider,Peter (2220) – Dolgov,Igor (2270), WC–2013–S–00007, 2010.

6.e4 d5 7.ed5 cd5 8.Nf3 0-0 9.Bd3 (9.Bd3 Nc6 10.0-0=+; 9.Bb5 a6 10.Be2 Nc6=+). Fabbri (1710) – pierre, internet, 2005.

6.e4 d5 7.ed5 cd5 8.Bf6 Bf6 9.Bb5 (9.Qe2!? Kf8 10.Qf3 Qe7 11.Be2 Bc3 12.Qc3=) 9...Nc6=+ 10.Qf3 Attacks the isolani on d5 10...Be6 11.Nge2 0-0 Black plans d4 12.0-0 Ne5 13.Qg3 d4 14.Ne4 Ba2 15.Rb4 Attacking the isolated pawn on d4 15...a6 16.Nf6 Qf6 17.f4 Nc6 (worse 17...ab5 18.fe5 Qe7 19.Rd4+=) 18.Bc6 bc6 19.Nd4 c5 20.Ra4 Bd5 21.Nf3 Qb2 22.c3 Bf3 23.Qf3 Qd2 24.Ra5 Qd6 25.f5 0–1. Figiel,Rafal – Plock,Joerg, corr or01–004 E–mail, 2001.

6.e4 d6 7.Bd4 0-0 8.Qf3 Re8 9.Nge2 Qa5 10.Qg3 Nbd7 11.Nc1 c5 (11...b5 12.Bd3=+) 12.Be3= Ne5 13.Be2 Bd7 (13...Nfg4 14.0-0=) 14.f4+= (< 14.Rb7 Bc6 15.Re7 Re7=+) 14...Neg4 15.Bg4 Ng4 16.Rb7 Ne3 17.Qe3 Bc6 18.Rb1 Bf6 19.N1e2 d5! 20.Qg3 d4 21.e5 Be7 22.Nd1 Qa2 23.Rb2 Qd5 24.0-0 a5 25.d3 a4 26.c4 Qd7 27.f5 Bf8 28.f6 g6 29.Nf4=+ a3 30.Ra2 Kh8 31.e6= Re6 32.Ne6 Qe6 33.Qh4 h6 34.Re1 Qf5 35.Nf2 Kh7 36.Rea1 Rb8 37.Ra3+/- Rb2 38.Ne4 g5 39.Qh5 Qg6 40.Qf3 Rb6? 41.Ra6+- Be4 42.de4 Rb4 43.Qd3 Qf6?? 44.Rf6 Kg7 45.e5 Be7 1–0. market (2255) – Wreck_of_GM (2335), GameColony.com, 2002.

6.e4 d6 7.Bf4 0-0 8.Nf3 Re8 9.Bd3 Bg4 (9...Nbd7 10.0-0+=) 10.Rb7 Nbd7 11.h3 Bh5 12.0-0 Nc5 13.Rb1 Ne6 14.Be3 d5 15.ed5 cd5 16.g4 Bg6 17.Nd4 Bd3 (17...Bd6 18.Bg6 hg6 19.Re1+-) 18.cd3 Nd4 (18...h6 19.Re1+-) 19.Bd4 h6 (19...h5 20.gh5 Bd6 21.h6 gh6 22.Re1 Re1 23.Qe1+-) 20.Re1+- Qd7 21.Qa4 Qc7?? (better 21...Qa4 22.Na4 Nd7+-) 22.Bf6 (22.Bf6 gf6 23.Nd5+-) 1–0. marekt (2535) – UncleBulgaria (2415), ChessWorld.net, 2016.

6.e4 d6 7.Bf6 Bf6=+ 8.d4 0-0 9.Nf3 Qa5 10.Qd2 b5 11.Bd3 Bg4 12.e5 de5 13.de5? Bd8 14.Nd4 Bc7 15.Nb3 Qb4 16.f4 f6 17.Nb5 Qd2 18.Nd2 cb5 19.Be4 Na6 20.Bd5+= Kh8 21.Ba8 Ra8 22.Rb5 fe5 23.fe5 Bd7 24.Rb3 Be5-/+ 25.Re3 Bd4 26.Re7 Bc6 (26...Bc6 27.Rf1 Bg2-/+) 0–1. Figiel,Rafal – Luzuriaga,Norberto Horacio, corr or01–002 E–mail, 2001.

6.Nf3 0-0 7.e3 (7.e4 d5 8.ed5 Nd5=) 7...d5=+ 8.Bf4 Nbd7 9.Nd4 Re8 (9...Nc5 10.Be2=+) 10.Be2 a6 (10...Nf8 11.0-0=) 11.0-0= c5 (11...Nb6 12.Bd3=) 12.Nf3 (12.Nf5!?=) 12...b5=+ 13.Ne5 Ne5 14.Be5 Be6 15.Bf3 Nd7 (15...b4 16.Ne2=+) 16.d4= Nb6 17.Ne2 (17.dc5 Bc5 18.Qd3 b4=) 17...c4 (17...Nc4 18.Nf4=+) 18.Qd2 (18.Nf4 Bf5=) 18...b4=+ 19.h3 Bf5 20.Rbe1 c3-/+ 21.Qd1 Bd6 22.Nf4 Be5 23.de5 Re5 24.Qd4 Qd6 25.e4= Rae8 26.Nd3+= Re4 27.Be4 Re4 28.Re4 Be4 29.Qb4 Qb4= 30.Nb4 a5 31.Nc6 Nc4 32.f3 Bc2 33.Ne7 Kf8 34.Nd5 Bd3 35.Rc1 c2 36.Nf4 (36.Nf4 Bf5 37.g4+-) 1–0. gtate (2825) – jvanmechelen (2615), net–chess.com, 2008.

6.Nf3 d5 7.Bf6 Bf6 (< 7...gf6 8.e3+=) 8.d4 0-0 9.e3 Qc7 10.Bd3 Bg4 11.h3 Be6 12.Ne2 c5 13.c3 Nc6 14.dc5 Nb8 15.Rb2 Nd7 16.Qb1 g6 17.Rb7 Qc8 18.Rb4 Nc5 19.Nfd4 a5 20.Rb5 Bd7 21.Rb6 Bd8 22.Rb2 Na4 23.Rd2 Nc3 24.Qa1 Ne2 25.Be2 Bf6 26.0-0 Rb8 27.Bf3 Bb5 28.Rc1 Qd7 29.Rc5 Bc4 30.Ra5 Rb6 31.Rb2 Qd6 32.Rb6 Qb6 33.Ra4 Rb8 34.Qd1 Kg7 35.Nb3 Qc6 36.Ra5 Bc3 37.Nd4 Qb6 38.Ra4 h5 39.g3 Qc5 40.Nb3 Qb5 41.Nd4 ½–½. Gardner,Allan – Lloyd,Geoffrey (2255), BCCA Webserver Preliminary Group, 2006.

6.Nf3 d5 7.h3 0-0 8.e3 Nbd7 9.Bf4 b5 (9...Ne4 10.Ne4 de4 11.Nd4=+) 10.Nd4= Bb7 11.Nf5 b4 (11...Nc5 12.Qf3=) 12.Na4 (12.Bc7 Qc7 13.Ne7 Kh8 14.Rb4=+) 12...c5= 13.c3 d4 (13...a5 14.d4=) 14.cd4+= cd4 15.Nd4 Rc8 16.Bb5 (16.a3 Nd5 17.Bg3 a5=) 16...Nc5 17.Nc5 (17.Rb4? Nd5 18.a3 Nf4 19.ef4 a5 (19...Bg2?! 20.Rg1 Nd3 21.Bd3 Bb4 22.Rg2 Qd4 23.Bh7 Kh7 24.ab4-+) 20.Nc5 Bc5-+ (< 20...ab4 21.Nd7-+)) 17...Rc5 18.Ba4 Qd5 19.Nf3 Ba6 20.Be5 Qe4 21.Bd4 Rcc8 22.Rb3 Rfd8 23.d3 Rd4 24.Nd4+= Qg2 25.Rf1 Bb7 26.Nf5 Bf8 27.Ng3 Qh3 28.Rb1 a5 29.Bb3 Bd6=+ 30.Rc1 Bg3 31.Rc8 Bc8 32.fg3 Qg3 33.Kd2 Bg4 34.Qe1 Qe5-/+ 35.Kc2 Be6 36.e4 h5 37.Be6 Qe6 38.Kb1 g6 39.Qf2= Kg7 40.Qd4 h4 41.e5 Nh5 42.Qh4 Qe5=+ 43.Rd1 Qf4 44.Qf4 Nf4 45.d4 g5 46.d5 Kf8 47.Re1 Nd5 48.Re5 Nc3 49.Kc2? Na2 50.Rg5? a4-+ 51.Rb5 b3 52.Kb2=+ Ke7 53.Re5 Kf6 54.Re4 a3 55.Kb3 Nc1 56.Kc2 ½–½. Woelfelschneider,Peter – Schwellnus, 2010.

6.h3 0-0= 7.e3 d6 8.Bh2 Nbd7 9.Nf3 Re8 (9...Nc5 10.Nd4=) 10.Be2 Bf8 (10...Nc5 11.Nd4=) 11.0-0 Ne5 12.d4 (12.d3 b5=) 12...Nf3= 13.Bf3 d5 14.Qd3 Bd6 (14...g6 15.Be5=) 15.Bd6+= Qd6 16.Na4 (16.Rfe1 Rb8+=) 16...Ne4 (better 16...g6=) 17.c4 (better 17.Be4!? de4 18.Qd2=) 17...dc4-/+ 18.Qc2 Bf5 (18...Bf5 19.Rb7 Qg6 20.Qc4 Ng5=) 0–1. UncleBulgaria (2385) – Herthinho (2335), ChessWorld.net, 2016.

6.e4 0-0

7.Bd3 d5 8.ed5 Nd5 9.Qh5 =.

7.Bd3 d6 8.Bd4 Nbd7 (8...c5 9.Be3=) 9.Nf3= a6 (9...Nc5 10.Bc5 dc5 11.0-0=) 10.a4 (10.0-0 b5=) 10...b5 (10...Qa5 11.0-0=) 11.h3 (11.0-0 Nc5=) 11...Qc7 (11...Nc5 12.0-0+=) 12.0-0 Rb8 (12...Ne5 13.ab5 ab5 14.Be2+=) 13.ab5 (13.Qe2 b4 14.Na2 a5+=) 13...ab5 14.Ne2 (14.Qe2 b4 15.Nd1 Ne5+=) 14...Nc5 (14...Ne5 15.Be5 de5 16.Qc1-/+) 15.e5 Nd5 Black intends b4 (15...Nd3? 16.ef6 Bf6 17.Bf6 (17.cd3?! Bd4 18.Ned4 Bd7+/-) 17...gf6 18.cd3+-) 16.Bc5 dc5 17.Be4 Rd8 Black plans b4 18.d3 (18.Qc1 c4+=) 18...c4 (18...f6 19.c4 bc4 20.Qc2 (worse is 20.dc4 Ne3 21.fe3 Rd1 22.Rfd1 Rb1 23.Rb1 fe5-+) 20...Rb1 21.Rb1 fe5 22.dc4=) 19.c3 b4 (19...h6 20.Qd2=) 20.cb4= Rb4 (20...cd3 21.Qd3 Nb4 22.Qc3=) 21.Qd2 (21.d4 c5=) 21...cd3+= 22.Qd3 g6 (22...Nf6 23.Ned4 Ne4 24.Qe4=) 23.Rb4= Nb4 24.Qc3 c5 (24...Ba6 25.Re1=) 25.Rb1 Nd5 26.Qd2 (26.Qc2 Be6=) 26...Be6 27.Qe1 (27.Qc2 f5 28.ef6 Bf6+=) 27...Qc8 (27...f5 28.Bd5 Bd5 29.Nf4=) 28.Ra1 (28.Nc3 Nb4=) 28...f5+= 29.ef6 Bf6 (worse is 29...Nf6 30.Bg6 hg6 31.Nf4+/-) 30.Rd1 c4 (30...Qc7 31.Rd2+=) 31.Rc1 (31.Ned4 Nf4 32.Qe3 Qc7=) 31...Bf7 (31...Qc5 32.Bd3 Nb4 33.Ng3=) 32.Nd2 Exerts pressure on the isolated pawn 32...Ne7 (32...Nb6 33.Nc3+=) 33.Bc2 (33.Bf3 Bb2 34.Rc2 c3+=) 33...h6 (33...Qc7 34.Ne4 Be5 35.Ng5+=) 34.Ne4 (34.Rd1 Nd5+=) 34...Be5 35.N4c3 (35.N2c3 Qe6+=) 35...Nf5 (35...Qe6 36.Rd1 Rd1 37.Qd1+=) 36.Ng3 (36.Rb1 Nd4 37.Nd4 Bd4+=) 36...Re8 (36...Bg3 37.fg3 Qc5 38.Kh2+=) 37.Nge4 (37.Bf5 gf5 38.Qd1 f4+=) 37...Qc7 (37...Qd8 38.Qf1+=) 38.Ba4 (38.Rd1 Nd4 39.Bb1 Be6+=) 38...Re7 39.Qd1 Qa5 (39...Nd4 40.Rb1+=) 40.Qd2 (40.Bb5 Kg7+=) 40...Bg7 41.Bc2 (41.Bd1 Nd4+=) 41...Nd4 42.Rd1 Rd7 43.Qf4 Qf5 44.Qg4 (44.Qc1 Be6 45.Re1 Rf7+=) 44...Be6-/+ 45.Ba4 Rd8 (45...Qg4 46.hg4 Rb7 47.g5 hg5 48.Ng5-/+) 46.f3 (46.Qh4 g5 47.Qg3 Qf4-/+) 46...Rb8 (46...Qg4 47.hg4 h5 48.gh5 gh5 49.Kf2-/+) 47.Kh1 (47.Qg3 Rb2 48.f4 Ne2 49.Ne2 Qe4 50.f5 Bf5 51.Rd8 Kh7 52.Re8-+) 47...Rb2 48.Re1 (48.Qg3 Be5 49.f4 Bf4+=) 48...Kh8 49.Qf5 gf5 50.Ng3 Kg8 51.Nh5 (51.Nce2 Ne2 52.Ne2 Bf6-/+) 51...Bf8 52.Nf4 Bb4 53.Nfe2 (53.Re3 Bf7-/+) 53...Bf7-+ 54.Nd4 Bc3 55.Rd1 f4 (55...Bd4!? 56.Rd4 c3-+) 56.Nf5-/+ Be6 (56...Kh7 57.Nd6 Rb4 58.Bc2 Kg7 59.Nf5 Kf6 60.Nh6+=) 57.Rd8 (57.Bd7!? Bd7 58.Rd7+=) 57...Kf7 (57...Kh7 58.Nh6 Ra2 59.Rd6 Ra1 60.Bd1-/+) 58.Nd4 (58.Nh6 Ke7 59.Re8 Kd6-/+) 58...Kf6-+ 59.Ne6 Ke6 60.Kh2 Bf6 61.Rd1 (61.Re8 Kd6 62.Rf8 Bd4-+) 61...Ke5 (61...c3 62.Bc6-+) 62.Bc6 c3 63.Rd5 Ke6 64.Rd1 Bh4 65.Be4 Bg3 66.Kh1 Ke5 (66...Rd2 67.Rc1-+) 67.Rd5 Kf6 68.Rd1 Ke6 69.Kg1 (69.Rc1 Ra2-+) 69...Bf2 70.Kh2 Be3 71.Ra1 c2 72.Ra6 Kf7 73.Bc2 Rc2 74.Rh6 Rc5 (74...Bf2 75.h4 Rc5 76.Kh3-+) 75.h4 (75.Rh4 Rc1 76.Rg4 Bg1 77.Kh1 Bf2 78.Kh2 Rc4-+) 75...Bf2 76.Kh3 Kg7 77.Rd6 Rh5 78.Kg4 Rh4 79.Kf5 Bg3 80.Rg6 (80.Rd7 Kf8-+) 80...Kh7 81.Rd6 Rh5 82.Kg4 (82.Ke4 Rh2-+) 82...Ra5 (82...Rh2 83.Rd2-+) 83.Rc6 Rb5 84.Ra6 Kg7 (84...Rb2 85.Kh3-+) 85.Rc6 (85.Ra7 Kf6 86.Ra6 Ke5-+) 85...Re5 (85...Rb2 86.Kh3-+) 86.Rd6 (86.Rc7 Kf6 87.Rc6 Re6-+) 86...Kf7 (86...Re2 87.Kh3-+) 87.Rh6 (87.Rd7 Kf6 88.Rd6 Ke7-+) 87...Ke7 88.Rc6 Re6 89.Rc5 Kd6 (89...Re2 90.Kh3-+) 90.Rh5 (90.Rc2 Re1-+) 90...Re5 91.Rh7 Kc5 (91...Re2 92.Kh3-+) 92.Rh8 (92.Rc7 Kd4-+) 92...Kd4 (92...Re2 93.Rc8 Kd4 94.Rd8 Ke3 95.Kh3-+) 93.Rh6 (93.Rd8 Rd5 94.Rb8 Ke3-+) 93...Ke3 94.Rh8 Re7 (94...Kf2 95.Kh3-+) 95.Rb8 (95.Rc8 Kf2-+) 95...Rg7 (95...Kf2 96.Rb2 Re2 97.Rb6-+) 96.Kf5 0–1. Texel 1?05 64_bit 4CPU – Stockfish 6 64_bit 4CPU, CCRL, 2015.

7.Qf3 d6 8.Bd4 Nbd7 9.Be2 Nc5 10.Nh3 Ne6 11.Be3 d5 12.ed5 cd5 13.Nd1 d4 14.Bf4 Nc5 15.Qg3 Nfe4 16.Qf3 g5 17.Bd3 g4 (17...gf4?! 18.Be4 Bd6 19.0-0+= (19.Nf4? Ne4 20.Ne2 Re8-+); 17...Nd3 18.cd3 Nc5 19.Qg3-+) 18.Qe2 Nd3 (18...gh3 19.Be4 Re8 20.Rb5-+) 19.cd3 Nc5 (19...gh3?! 20.de4 hg2 21.Rg1=) 20.0-0 0–1. charmedones (2000) – marekt (2000), gameknot.com, 2014.

7.Qf3 d6 8.Bd4 Nbd7 9.Be2 Re8 10.Nh3 Bf8 11.0-0 c5 12.Be3 Ne5 13.Qg3 Ng6 14.Bc4 a6 15.Ng5 Ne5 16.Be2 h6 17.Nh3 Ng6 18.Bf3 Rb8 (18...d5 19.ed5 Bd6-/+) 19.Nf4= Ne5 20.Nfd5 Kh8 21.Be2 b5 22.Nf6 Qf6 23.a4 b4 24.Nd5 Qg6 25.Qg6 Ng6 26.f3 Bb7 27.Nc7 (27.Kf2 Bd5 28.ed5 Ra8+=) 27...Rec8= 28.Na6 Ra8 29.Nb4 cb4 30.Rb4 Ba6 31.Ba6 Ra6 32.c3 d5 33.Rb7 de4 34.fe4 f6 35.Ra1 Rca8 36.d3 Ra4 37.Ra4 Ra4 38.Rd7 (38.Rb8 Kh7 39.Rd8 Ne5-/+) 38...Kh7 39.h3 Ra3 (40.Bd4 Ne5 41.Be5 fe5-/+) 0–1. b4_player (2240) – Suddendeath (2225), GameColony.com, 2003.

7.Qf3 d6 8.Bd4 Re8 9.Be2 Qa5 10.h3 b5 11.Nb5 cb5 (11...Qb5 12.Bb5) 12.e5 de5 13.Qa8 ed4 14.Qb8 Bb4 15.Nf3 Bf5 16.Qf4 Bc2 (17.Rb2 Bd3 18.Nd4 Qa3-+) 0–1. marekt – Gracchus, ChessWorld.net, 2003.

7.Qf3 Re8 =.

7.Nf3 b5 8.Bd3 d6 9.Bf4 Nbd7 10.0-0 Nc5 11.Re1 a5 12.Nd4 Bd7 13.Qf3 Nd3 14.Qd3 Nh5 15.Be3 b4 16.Nce2 g6 17.Nf4 Nf4 18.Bf4 Re8 19.h3 c5 20.Nb5 Bb5 21.Qb5 Bg5 22.Bg5 Qg5 23.Re3 Qf6 24.Qa4 Qd4 25.Rd3 Qc4 (25...Qe4?? 26.Re3 Qd5 27.Re8 Re8 28.Qe8 Kg7 29.Qe3+-) 26.f3 Qa6 27.Kh2 Qb6 28.c4 Qc7 29.Kg1 Kg7 30.Rd1 Rad8 31.Re3 Qa7 32.d3 h6 33.Rde1 Qd7 34.Qd1 (34.Qa5?? Ra8 35.Qb5 Qc7-+) 34...a4 35.d4 a3 36.d5 Qe7 37.f4 Qf6 38.g3 h5 39.e5 de5 40.fe5 Qf5 41.Kg2 Qg5 42.d6 Qf5 43.Rf3 Qe6 44.Qc1 Rb8 45.Qf4 Rb7 46.g4 b3 47.ab3 Ra7 48.gh5 a2 49.hg6 fg6 50.Qg3 Rf8 51.Rf8 Kf8 52.Ra1 Qf5 53.Qf3 Qf3 54.Kf3 Kf7 55.d7 Ke6?? (55...Rd7 56.Ra2 Deflection) 56.d8Q (56.d8Q Ra8 57.Qf6 Kd7 58.Rd1 Kc7 59.Qd6 Kb7 60.Qd7 Kb6 61.Rd6 Ka5 62.Qb5) 1-0. jon_lord (2225) - grooty (2200), Team match, gameknot.com, 2022.

7.Nf3 d6 8.Bd4 c5 9.Be3 d5 10.ed5 Nd5 11.Nd5 Qd5 12.c4 Qf5 13.Be2 Nc6 (13...Rd8 14.0-0=) 14.0-0 b6 (14...Rd8 15.Qb3=) 15.d4 (15.Re1 Re8=) 15...cd4 16.Nd4 Black creates threats along the open d–file 16...Nd4 17.Bd4 Rd8 18.Bf3 Rb8 19.Qe2 (19.Re1 Bb7 20.Bb7 Rb7=) 19...Bb7 (19...Be6 20.Rb5 Bc4 21.Rf5 Be2 22.Be2 Rd4 23.Rd1-/+) 20.Bb7 (20.Qe7 Bf3 21.Qe5 Qg6 22.Qg7 Qg7 23.Bg7 Kg7 24.gf3 Rbc8=+) 20...Rb7 21.Rb5 Qf4 22.Be5 (22.Re5 Qd4 23.Re7 Re7 24.Qe7 Qd7=) 22...Qd2 (22...Rd2!? 23.Qe1 Qh6=+) 23.Qg4= Threatening mate... how? 23...Bf8 24.Rb2 Qd7 25.Qf3 Qc8 26.Rc2 (26.Re1 Re7 27.Qf4 f6-/+) 26...Re7=+ 27.Bb2 Qe6 28.Ba3 Rc7 Attacking the isolated pawn on c4 29.Bf8 (29.Bf8 Kf8 30.Rb1=+). Steinmann,Joachim – Landgraf,Manfred, corr 3GMM–30, 1995.

7.Bf4 d5 8.e5 Ne4 9.Ne4 de4 10.Bc4 Bg5 11.Bg3 b5 12.Bb3 c5 13.f4 ef3 14.Nf3 Bg4 15.c3 Nc6 16.0-0 a6 17.a4 Na5 18.ab5 ab5 19.Qe2 Nb3 20.Rb3 Ra2 21.Rb5 Rd2 22.Qe4 Bf3 23.gf3 Qd7 24.Rbb1 Qh3 25.Rf2 Rfd8 26.Rd2 Bd2 27.c4 Bc3 28.Bf2 Qe6 29.Bc5 Be5 30.Rb6 Qh3 31.Qe5 Rd1 32.Kf2 Rf1 33.Ke2 Qf3 34.Kd2 Rd1 35.Kc2 Qd3 36.Kb2 h6 37.Be3 Kh7 38.Ka2 f6 39.Qf4? Qc2=+ 40.Ka3 Rd3 41.Kb4 Qb2 42.Kc5=+ Qa3 43.Kb5 Re3 44.Qf5 g6 45.Rb7 Re7 46.Re7 Qe7 47.Qd5 h5 48.Kc6 f5 49.c5 f4 50.Kb6 Qf6 51.c6 f3 52.Qd7 Qg7 53.Qd2 Qf8 54.Qd7 Kh6 55.Qd2 Kg7 56.Qf2 Qb8 57.Ka6 Qf4 ½–½. nadare – Nonni, HCL–M323 playchess.de, 2003.

7.Nf3 d5

8.ed5 Nd5 9.Nd5 Qd5 10.Be2 c5 (10...Qa2!? 11.0-0 Nd7=+) 11.0-0 Nc6 12.Bc3 (12.c4 Qd8=) 12...Re8 13.Re1 Bf5 14.a4 b6 15.Bb5 Bd6 16.d3 Re1 17.Qe1 Bg4 18.Nd2 Nd4 19.Bd4 Qd4 (19...cd4 20.Ne4 Bf4 21.g3=+) 20.a5= Bc7 21.ab6 ab6 22.g3 g6 23.Bc4 Kg7 24.Qe4 Qe4 25.Ne4 h6 26.f4 Ra7 27.Kg2 Bd7 28.Kf2 Bh3 29.Nc3 Bd8 30.Kf3 g5 31.Nd5 Exerts pressure on the backward pawn 31...Bd7 32.Bb5 (32.fg5 hg5 33.Nb6 Rb7 34.Nd7 Rb1 35.Nc5 Be7=) 32...g4= 33.Ke4 Be6 34.Bc6 Ra2 ½-½. foogie1 (2390) - marekt (2225), gameknot.com, 2018.

8.ed5 Nd5 9.Be2 Nd7 10.Nd5 Ne5 11.Ne7 (worse 11.Ne5 Qd5 (11...cd5?! 12.0-0=+) 12.Nf3 Qa2-/+) 11...Qe7 12.Ne5 Qe5 13.0-0 b6 14.d4 Qd6 15.Qd2 Be6 16.c4 Rad8 17.Rfd1 Rfe8 18.a4 Bf5 19.Rb2 Qf6 20.a5 ba5 21.Ra2 Re4 d4 seems the pivot of the position 22.d5 Rde8 23.Bf1 cd5 24.Qd5 (24.cd5 a4=) 24...R4e5=+ 25.Qd2 Bg4 26.Rb1 g6 (26...Rd8 27.Qc3=) 27.h3 (27.Ra5 Re2 28.Qd3 Qf2 29.Kh1 R2e3-+) 27...Bf5 28.Rba1 Rd8 29.Qc3 Kg7 30.Ra5 Ra5 31.Qa5 Rd7 32.Rc1 Be4 33.Re1 Bc6 34.Re3 h6 35.Qe1 Qb2 36.Re2 Qd4 37.Ra2 Rc7 38.Ra3 Be4 Attacks the isolani on c4 39.Qa1 Qa1 ½-½. capablancaven (2405) - marekt (2225), gameknot.com, 2018.

8.ed5 Nd5 9.Ne4=.

8.ed5 Re8 9.Be2 cd5 10.Bb5 Nc6 11.0-0 Bg4 12.Re1 Bd6 13.Bf6 Qf6 14.Re8 Re8 15.Nd5 Qh6 16.h4 Bf3 17.Qf3 Qd2 18.Qd1 Qh6 19.g3 Bc5 20.Nf4 a6 ½–½. carel77 – pierre, internet, 2011.

8.Qe2 Re8=.

8.ed5 cd5

9.Bb5 a6 10.Ba4 b5 11.Bb3 Nc6 12.Bf6 Bf6 13.Nd5 Re8 14.Ne3 Bb7 15.0-0 Nd4 16.Nd4 Qd4 17.c3 Qh4 18.Bd5 Bd5 19.Nd5 Be5 20.f4 Bd6 21.a4 Rab8 22.ab5 (22.ab5 Rb5 23.Rb5 ab5 24.d4+/-) 1–0. Degterev,Pavel (1685) – Gabaldon Segovia,Jose, IECG, 2005.

9.Bb5 Nc6=.

9.Bd3 Nc6

10.0-0 Ne5 11.Ne5 a6 12.f4 Bc5 13.Kh1 Re8 14.Qf3 b5 15.Ne2 (15.Rbe1 Bb7+=) 15...g6 (15...Bd6 16.Qg3-/+) 16.Ng3 Qc7 17.Rbe1 Bb7 18.Qd1 h5 19.Ng6 Re1 20.Qe1 fg6 21.Bg6 Qe7 22.Nh5 Nh5 23.Bh5 (23.Qe7 Ng3! 24.hg3 Be7-/+) 23...Qe1 24.Re1 d4 (24...Rf8 25.Rf1 d4-/+) 25.Re8? (better is 25.Bg6!?-/+) 25...Re8-+ 26.Be8 Bd5 27.a4 d3! 28.c3 (28.cd3 b4 Passed pawn) 28...Kf8 (28...ba4 29.Ba4 Bf2 30.f5-+) 29.Bd7 (29.Bg6 ba4 30.Bd3 a3-+) 29...Ke7 (29...ba4 30.Ba4 Bf2 31.f5-+) 30.Bf5 ba4 31.Bd3 a3 (31...a3 32.Bb1 Bf2-+) 0–1. cristero (2490) – pierred (2795), net–chess.com, 2016.

10.0-0 Ne5!? 11.Ne5 d4=+.

10.0-0 Bg4 11.Bf6+= Bf6 12.Rb7 Bc3 13.dc3 h6 (13...Qc8 14.Ba6 Nb8 15.Rb8 Qb8 16.Qd5=+) 14.h3 (14.c4 Ne5 15.Be4 Bf3 16.Bf3 dc4+=) 14...Be6 (14...Bc8!? 15.Rb5 Be6+-) 15.Nd4+- White fights for the Initiative 15...Qc8 16.Rb5 Ne5 17.Re1 Nc4 18.Bc4 Qc4 19.Rb7 Bc8 (19...Rfe8 A) 20.Ne6?! Re6 (20...fe6 21.Qd4 e5 22.Re5 Qd4 23.cd4+-) 21.Re6 fe6+=; B) 20.Qa1+=) 20.Rbe7 Ba6 (20...Qa2 21.Qf3+=) 21.Nf5 (21.Nf5 Qc3 22.Qd5+-) 1–0. Secula,Victor – De Visser,Arno, corr SOK–92–90, 1992.

10.Bg3 Nb4 11.Be2 +=.

10.Bg3 Nh5

11.0-0 a6 12.Re1 (12.Be5!?=) 12...Ng3-/+ 13.hg3 Re8 (13...Bf6 14.a3-/+) 14.Nh4 (14.Ne5 g6+=) 14...g6 (14...d4 15.Na4 Nb4 16.Be4+=) 15.Qf3+= Attacking the isolated pawn on d5 15...Nb4 16.Re5 Increasing the pressure on the isolated pawn on d5 (16.a3!? Nd3 17.Qd3+=) 16...Be6-/+ (16...Nd3?! 17.Qd3 Be6 18.Rb7=) 17.Ng6 hg6 18.Bg6 Bf6 (18...fg6 19.Re6 Kg7 20.Qg4+-) 19.Bf7 Bf7 20.Re8 Be8 21.Rb4 Bc6 22.Qf5 d4 23.Ne4 Be7 24.Qg6 Kh8 25.Qh6 Kg8 26.Qg6 ½–½. pcmvr – pierred (2795), net–chess.com, 2016.

11.0-0 Ng3 12.fg3 Nb4 13.Ne5 Bc5 14.Kh1 +=.

11.0-0 Ng3 12.hg3 Rb8 13.Re1 Bc5 14.Rb5 b6 15.Na4 a6 16.Rb1 Ba3 17.Rb3 Be7 18.Qe2 b5 19.Rc3 Bd7 20.Nc5 Bf6 21.Rb3 (21.Nd7 Qd7 22.Bf5 Qc7=+) 21...Bg4-/+ 22.Qe3 (22.Na6 Rb6 23.Nc5 Nd4-/+) 22...Bf3-+ 23.Qf3 Qd6 (23...Nd4 24.Qg4 Nb3 25.ab3=+) 24.Qf4 Ne5 (24...Qc5?! 25.Qf5 g6 26.Qf6=+) 25.Na6 Qa6 26.Re5 Be5 27.Qe5 Qa2 28.Qd5 Qa1 29.Kh2 Rb6 30.Rb4 Rh6 31.Rh4 Rh4 32.gh4 Qf6 33.Kg3 b4 34.Qc5 Rb8 35.f4 (35.Be4 h6-/+) 35...g6 (35...Qd8 36.Qc4-+) 36.Be4 (36.h5 gh5 37.Qh5 h6-/+) 36...Qd8 37.d4 b3 (37...b3 38.cb3 Rb3 39.Bf3 Rb1-/+) 0-1. marekt (2230) - foogie1 (2365), gameknot.com, 2018.

11.0-0 Ng3+= 12.hg3 d4 13.Ne2 Re8 14.Re1 g5 (better is 14...Qd5!?+=) 15.Be4 Bf6 16.Bc6 bc6 17.Ned4 Bd7 18.Re8 Qe8 19.Nb3 Rb8 20.d4 g4 21.Ne5 Be5 22.de5 Rb5 23.Qd4 Re5 24.Qa7 Bf5 25.Nd4 Re1 26.Re1 Qe1 27.Kh2 Qf2 28.Qb8 Kg7 29.Qe5 Kg6 30.Nc6 Bc2 31.Ne7 Kh6 32.a4 f6 (32...Ba4?? 33.Nf5 Qf5 34.Qf5+-) 33.Qe6 Qd4 34.Qf7 Be4 (34...Kg5 35.a5 Qd7 36.Qg8 Bg6 37.Ng6 hg6 38.a6+/-) 35.Ng8= Kg5 36.a5 (36.Qg7 Bg6 37.a5+-) 36...Qd6? (36...Bg6 37.Qg7 Kf5+-) 37.Qg7+- Kf5 38.Nh6 (38.Nh6 Ke6 39.Qf7 Ke5 40.Ng4 Kd4 41.Qf6 Qf6 42.Nf6+/-) 1–0. glovio (2110) – marekt (2065), gameknot.com, 2014.

11.Ne5 Ng3? 12.Bh7 Kh8 13.hg3+-.

11.Ne5 g6=.

5.e3 0-0

6.a3 Ba5 (6...Be7 7.Nf3=+) 7.Nf3 (7.Qf3 Ne8=) 7...Re8 8.Be2 d6 9.Bg3 (9.Bd4 Nbd7=+) 9...Bc3 10.dc3 Ne4 11.Qd4 c5 12.Qc4 b5 (better 12...d5 13.Qb3 Nc6-/+) 13.Qd5+= Qb6 (worse 13...Ng3 14.hg3 Bd7 15.a4+/-) 14.Ng5 Ng5 15.Qg5 (15.Qa8?? Bb7 16.Qb7 Qb7-+) 15...Bb7 16.0-0 Nd7 (16...h6 17.Qf4=) 17.Rfd1 (17.c4!? b4 18.ab4 cb4 19.Qb5+=) 17...Ne5=+ 18.Rab1 Qc6 (18...c4 19.a4 h6 20.Qh4=) 19.f3 (better 19.Be5!? Re5 20.Qg3+=) 19...a6 20.e4 f6 (20...Re6 21.c4 b4 22.ab4 cb4 23.Qd2=) 21.Qd2 Rad8 22.c4 Nc4 23.Bc4 bc4 24.Qc3 (24.Qa5 d5+=) 24...Bc8 (24...d5!? 25.ed5 Rd5 26.Qc4 Kh8=) 25.Qc4+= Be6 26.Qc3 d5 27.ed5 (27.Qa5!?+=) 27...Rd5= (worse 27...Bd5 28.Qa5 Rd7 29.Rb6+/-) 28.h3 h6 29.Bf2 Re5 30.Re1 Bf5 31.Re5 Re5 32.Re1 (32.Rd1 Qa4=) 32...Re1=+ 33.Be1 Kh7 34.Bf2 c4 35.Qb2 Qd5 36.c3 Qd1 37.Kh2 Qb3 38.Qc1 Qa2 39.Bd4 Bd3 40.Kg1 a5 41.Bb6 a4 42.Bd4 Kg8 43.Bc5 Kf7 44.Bd4 g5 45.Bc5 h5 46.Qe1 Be2 (46...Qb1 47.Qb1 Bb1 48.g4=+) 47.Qf2 Kg6 (47...Qd2 48.Kh1=) 48.Qd4 (48.Qe3 Qb1 49.Kf2 Qf1 50.Kg3 h4 51.Kh2+-) 48...Qb1= 49.Kh2 Qb8 50.Bd6 Qb7 51.Qe3 Bd3 (51...Qd7 52.Qe4 Kg7 53.Qd5=) 52.Qe8 Qf7 53.Qa4 Qe6 54.Qc6 (54.Qb4 Bf1 55.Qb1 Kg7 56.Qf1 Qd6 57.Kg1 Qc5 58.Kh1 f5+/-) 54...g4 55.hg4 hg4 56.Qc5 (56.fg4!? Be4 57.Qc5 Qg4 58.Bg3+=) 56...gf3= 57.gf3 Qe1 (better 57...Qe2!? 58.Kg3 Qe1 59.Qf2 Qc3=) 58.Qg1+/- Qg1 59.Kg1 Bc2 60.Kf2 Kf5 61.Ke3 Ke6 62.Bc5 Kd5 63.Bd4 f5 64.Kf4 Ke6 65.Ke3 Kd5 66.Kf4 Ke6 67.Ke3 (67.Be5!?+=) 67…Kd5= ½-½. Timmermans,M (2385) - Paravyan,D (2645), Titled Tuesday, 2021.

6.Bd3 d5 7.a3 Be7 8.Nf3 Nbd7 9.Bg3 Nc5 10.0-0 Nd3-/+ 11.cd3 Nh5 12.Ne2 Bg4 13.Ne5 Ng3 14.hg3 Be2 15.Qe2 Bf6 16.d4 g6 17.f4 Re8 18.g4 Bg7 19.g5 Qe7 ½–½. Skaug,Thorbjorn – Cottarelli,Franco, corr ICCF TT–4–90, 1990.

6.Qf3 Be7 7.Bd3 d5 8.Nge2 Be6 9.Nd4 Nbd7 10.Qg3 Ne5 11.Qe5=+ Qd6 12.Qd6 Bd6 13.Nf5 Ba3 14.Rb1 Rab8 15.0-0 b5 16.Ne7?? Be7-+ (16...Be7 17.Be2 Ne4 18.Ne4 de4-+) 0–1. Fischer,M – Woschkat,Karl_Heinz, corr SOK–88–16, 1988.

6.Qf3 Be7 7.Nge2 d5 8.Nd4 Nbd7 9.Bf4 Bb4 10.Bd3 Nc5 11.0-0 Bc3 12.dc3 Nce4 13.Qe2 Nc3 14.Qe1 Nce4 15.f3 Nc5 16.Qb4 Nd3 17.cd3 Re8 18.e4 Nd7 19.Nf5 Ne5 20.Be5 Re5 21.f4 Re8 22.Nd6 Re6 23.e5 b6 24.d4 Bd7 25.f5 Rh6 26.Qe1 Qg5 27.Rd1 Rd8 28.Rd3 Bc8 29.Ra3 a5 30.Rb3 Ba6 31.Rf2 Qh4 32.Rh3 Qe7?? (32...Qd4 33.e6 fe6 34.Rh6 Rd6 35.Re6 Re6 36.fe6 Bc4 37.e7 h6 38.Qe6 Kh7 39.Qf5 g6 40.Qf7 Qg7 41.Qg7 Kg7 42.e8Q d4 43.Qe7 Kh8 44.Rf8 Bg8 45.Qe6 d3 46.Qg8#) 33.f6+- Qe6 34.Rh6 gh6 35.Rf3 (35...Bc8 36.Qg3 Qg4 37.Nc8+-) 1–0. marekt – girke, ChessWorld.net, 2003.

5.e3 d5

6.a3 Ba5 7.Bd3 0-0 8.Nge2 Ng4 9.Bg3 c5 10.Nf4 (10.h3 Nf6 11.Nf4 c4=+) 10...d4 11.ed4 Re8 12.Nce2 c4 (12...Qd4! 13.0-0 Qf6=) 13.Bc4+= Qd4 14.Bd3 Nf2 15.Bf2 (15.Bh7 Kh7 16.0-0 Nd1 17.Nd4-+) 15...Qf4=+ 16.c3 Qd6 17.Qc2 Bg4 (17...h6 18.Bh7 Kh8 19.Be4=) 18.Bh7+= Kh8 19.Bd3 Nc6 20.Be3 Rad8 21.Bc4 Ne5 22.Bb5 Qd5 23.Qa4 (better is 23.Nd4!? Qg2 24.Rf1 Nf3 25.Rf3 Bf3 26.Be8 Qh1 27.Kf2 Qa1 28.Nf3 Re8 29.Qa4 Re3 30.Ke3 Bb6 31.Ke2+=) 23...Qg2= 24.0-0-0 Be2 25.Qh4?? (better is 25.Be8 Nd3 26.Kb1 Bd1 A) 27.Qa5?? Qh1 28.Bc6 Bf3 (28...bc6?! 29.Qd8 Kh7 30.Qd3 g6 31.Kb2=) 29.Ka2 A1) 29...bc6?! 30.Qd8 Kh7 31.Qh4 Kg6 32.Qg5 Kh7 33.Qh4 Kg8 34.Qd8 Kh7 35.Qh4= (35.Qd3?? Be4 36.Qe4 Qe4-+); A2) 29...Rd5-+; B) 27.Rd1 Qh2 28.Qe4= (28.Qa5?! Re8 29.Qb5 Rd8=; 28.Bf7 Bc3 29.Qa7 Qh7=)) 25...Kg8-+ 26.Rdg1 Qh1 27.Rh1 Bb5 (27...Bb5 28.Rg1 Nf3 29.Rg7 Kg7 30.Qg4 Kh7 31.Qf3 Re3 32.Qf7 Kh6 33.Qf4 Kg6 34.Qe3 Bd3+/-) 0–1. Bendig,Frank – Gross,Wilhelm, corr SOK–87–03, 1988.

6.a3 Ba5 7.Bd3 0-0 8.Nf3 Nbd7 (8...Re8 9.Bd4 (9.0-0 Nbd7 10.Bd4 c5 11.Bf6 Nf6 12.Bb5-/+) 9...Ne4 10.Nb1 c5 11.Bb2 Qb6 12.Bc3-/+; 8...Qe7 9.0-0 Nbd7 10.Bf4 Nc5 11.Be2 Re8 12.Nb1=+) 9.Bf4 (9.Bd6 Re8 10.Ne2 Ne4 11.Bb4 Bc7 12.0-0-/+; 9.Bg3 Nc5 10.0-0 Nfe4 11.Be4 de4 12.Nd4-/+; 9.Bd4 c5 10.Bf6 Nf6 11.0-0 Qe7 12.Nb1-/+) 9...Nc5 10.0-0 Bg4 (10...Re8 11.Be2 Bc3 12.dc3=+) 11.Ne2 (11.h3 Bh5=+ 12.g4-/+; 11.Be2 Bc3 12.dc3=+) 11...Bf3-/+ 12.gf3 Nh5 13.Be5 Qg5 14.Bg3 Nd3 15.cd3 (15.cd3 Rfe8 16.Qc2-/+). lasker (2185) – MirceaH (1640), internet, 2008.

6.a3 Ba5 7.Bd3 Nbd7 8.Bd6 Bc3 9.dc3 Ne4 10.Be4 de4 11.Qd4 Nf6 12.Qe5 =.

6.a3 Ba5 7.Nf3 0-0 8.Be2 Nbd7 9.Bf4 Re8 10.0-0 Nc5 11.Na2 Bf5 12.Nd4 Bg6 13.d3 Ne6 14.Ne6 Re6 15.Rb1 b5 16.Nb4 Bb4 17.ab4= Ne8 18.Qd2 Nc7 19.Bg4 Re8 20.Qc3 f5 21.Bf3+- Re6? 22.Bc7 Qc7 23.Bd5!! Bf7 24.Be6 Be6 25.Ra1 g6 26.Ra6 Bd7 27.Rfa1 Be8 28.Qc5 Qg7 29.d4 Kh8 30.Ra7 (30.Ra7 Ra7 31.Ra7+-) 1–0. Vettenburg,Luis – Hasler,Ulrich, corr ICCF EU/II/GT/178, 1993.

6.a3 Ba5 7.Nf3 Nbd7 8.Bg3 Bc3 9.dc3 Ne4 10.c4 (10.Qd4!? 0-0 11.Bd3=+) 10...Qa5-/+ (10...Ng3?! 11.hg3 dc4 12.Bc4=) 11.Nd2 Ndf6 (better 11...dc4!? 12.Rb1 Ndf6 13.Bc4 b5-+) 12.cd5= Nd5 13.Bd3 Nec3 (13...Ng3 14.hg3 Be6 15.Qc1= (15.Bh7? 0-0-0-+; 15.Rh7? Rh7 16.Bh7 g6-+)) 14.Qc1 (better 14.Qh5!? Qd8 15.Be5+-) 14...0-0= 15.0-0 Be6 16.Nb3 Qa4 (16...Qb6 17.Qd2 f5 18.Be5+=) 17.Qb2 (17.Nc5 Qg4 18.e4 Nb6+/-) 17...b6 (17...Qg4 18.Na5 b6 19.Nc6 Ne2 20.Be2 Qe2 21.Be5+/-) 18.Rfe1 (better 18.Be5!? Nb5 19.Bg7+-) 18...Ne4= 19.c4 (19.Be5 f6 20.f3 Ng5=) 19...Ndf6 20.Nd4 c5 (20...Ng3 21.hg3 Bd7 22.Qc2=) 21.Ne6 fe6 22.Rad1 (22.Bh4!? Qc6 23.Qe5+=) 22...Ng3=+ 23.hg3 Rad8 (23...Qe8 24.Be2=+) 24.Qc3 (24.Rd2 Ng4 25.f3 Qa5=) 24...Qe8 (24...Ne4 25.Qc1 Nf2 26.Bh7 Kh7 27.Rd8 Rd8 28.Kf2-+) 25.Bc2 Qe7 (25...Qh5 26.f3=+) 26.a4 e5 27.a5 g6 (27...Rd1 28.Rd1 e4 29.ab6 ab6 30.Rd2=+) 28.ab6= ab6 29.Rd8 Rd8 30.Rb1 Rd6 31.Qe1 Qe6 32.Qe2 Kg7 33.f3 e4 34.f4 Ng4 (34...Qd7 35.Qe1=) 35.Rd1 Rd1 36.Bd1 h5 37.Qd2 (37.Qb2 Qf6 38.Qa3 Nh6=) 37...Qc4 38.Bg4 hg4 39.Qd7 Kf6 (39...Qf7 40.Qc6 c4=+) 40.Qg4 (40.Qd8!? Kf7 41.Qd7 Kg8 42.Qd8 Kh7 43.Qe7 Kh6 44.Qf8 Kh7 45.Qe7 Kh8 46.Qf6 Kh7 47.Qe7=) 40...Qc1 (40...Qd3 41.Kh2-/+) 41.Kh2 Qe3 42.Qg5 Kf7 43.Qd5 Ke7 44.Qb7 Ke6 (44...Kd6 45.Qb6 Kd5 46.Kh3=+) 45.Qb6 (45.Qc6!? Kf5 46.Qd5 Kf6 47.Qe5 Kf7 48.Qd5 Ke8 49.Qe6 Kd8 50.Qd6 Kc8 51.Qc6 Kd8 52.Qd6 Ke8 53.Qe6 Kf8 54.Qf6 Kg8 55.Qg6 Kf8 56.Qf6 Ke8 57.Qb6=) 45...Kd5=+ 46.Qg6 c4 47.Qf7 Kd4 48.Qa7 Kd3 49.Qa6 Qd4 50.f5 (50.Qa4 Ke3 51.f5 Qh8 52.Kg1 c3-/+) 50...e3-+ 51.f6 e2 52.Qa3?? (better 52.Qe6-/+) 52...c3-+ 53.Qc1 Qf6 54.Qe1 Qf1 (54...Qh6 55.Kg1 c2 56.Qa5 c1Q 57.Qe1 Qe1) 55.Qb1 (55.Qf1 ef1Q 56.Kh3 c2 57.Kh4 Qf6 58.Kg4 Qg6 59.Kh4 c1Q 60.g4 Qe1 61.g3 Qh6) 55...Qb1 56.Kh3 e1Q 57.g4 (57.Kg4 Qe6 58.Kf4 Qb4 59.Kf3 Qe3) 57...Qh1 (57...Qe3 58.Kh4 Qh1) 58.Kg3 Qbf1 (58...Qb8 59.Kf3 Qf1) 59.g5 Qfg2 (59...Qhg2 60.Kh4 Qh3) 60.Kf4 Qhf1 (60...Qe4 61.Kg3 Qhh4) 61.Ke5 Qge2 (61...Qf7 62.g6 Qgd5) 62.Kd6 Qf5 63.Kc7 (63.Kc7 Qc5 64.Kb7 Qee7 65.Ka6 Qea7; 63.Kc6 Qee6 64.Kc7 Qff7 65.Kd8 Qfe7). BeepBeepImAJeep (2715) - doreality (2555), lichess.org, 2019.

6.a3 Be7 7.Nf3 0-0 (7...Nbd7 A) 8.Bf4 Nh5 (8...0-0 9.Nd4 Nc5 10.Be2 Nce4 11.Ne4 de4; 8...Ne4 9.Ne4 de4 10.Nd4 0-0 11.Be2 Nb6) 9.Bg3 Ng3 10.hg3 Nf6 11.Be2 Ne4; B) 8.Bd4 0-0 9.Bd3 c5 10.Bf6 Nf6 11.0-0 Qa5; C) 8.Bg3 0-0 (8...Ne4 9.Ne4 de4 10.Nd4 0-0 11.f3 Nc5; 8...Nh5 9.Nd4 Ng3 10.hg3 Ne5 11.Be2 0-0) 9.Nd4 Ne4 10.Ne4 de4 11.f3 Nc5) 8.Be2 (8.Nd4 Nbd7 (8...Ne4 9.Ne4 de4 10.Qh5 Qd5 11.c4 Qa5; 8...Re8 9.Be2 Nbd7 10.Bf4 Nf8 11.0-0 c5) 9.Bf4 Ne4 10.Ne4 de4 11.Be2 Nb6) 8...Nbd7 9.Bg3 Ne4 10.Ne4 (10.0-0 Bf6 11.Nd4 c5) 10...de4 11.Nd4 Bf6 12.c3 Nb6 (12...Ne5 13.Qb1 Nd3 14.Bd3 ed3 15.0-0+=) 13.0-0= Bd7 14.a4 c5 15.Nb5 Bc6 16.a5 Nd7 17.Bc7 Qc8 18.Bd6 Rd8 19.Bc4 (19.Nc7 Nf8 20.Bg3 Bc3+=) 19...Bb5+= 20.Bb5 a6 21.Be2 b5 22.ab6 (better is 22.d4!?+=) 22...Nb6-/+ 23.Ra5? (better is 23.Bf4 Bc3! 24.Ra2-/+) 23…Rd6-+ (23...Rd6 24.Qc2 c4-+) 0–1. Vettenburg,Luis – Plock,Joerg, corr, 1999.

6.Rb1 a5 7.Nf3 Nbd7 8.Bd4 0-0 9.Ne2 Re8 10.Ng3 b5 11.a4 ba4 12.c3 Bd6 13.Qa4 c5 14.Bf6 Nf6 (14...gf6 15.Qg4 Kh8 16.Nf5+/-) 15.Bb5 Rb8 16.0-0 Re7 17.Bc6 Ba6 18.Rfc1 Rb1 19.Rb1 Bd3 20.Rb2 h6 21.Ne1 Bg6 22.f4 d4 23.cd4 Bf4 24.dc5 Be5 25.d4 Bg3 26.hg3 Re3 27.Nf3 Kh7 28.Rb6 Qe7 29.Qa5 Re2 30.Qc3 Qa7 31.Kh1 Ng4 32.Bd5 0-1. jon_lord (2230) - ajnm (2365), League division A2, gameknot.com, 2022.

6.Rb1 a5 7.Nf3 Nbd7 8.Bf4 Bc3 9.dc3 0-0 10.Qd4 b5 11.Be2 Re8 12.0-0 Ne4 13.Nd2 (13.h3 Qf6 14.Qf6 gf6-/+ (14...Nef6?! 15.Nd4=)) 13...g5+= 14.Bg3 Ndc5 15.Ne4 Ne4 16.f3 Ng3 17.hg3 Qe7 18.Kf2 Bf5 19.Qd2 Bg6 20.g4 Qa3 21.Bd3 Re6 (21...Qa2?? 22.Ra1 Bd3 23.Ra2 Bf1 24.Kf1+-) 22.Rfe1 Rae8 (22...Qa2?? 23.Ra1 Qb2 24.Reb1 Qb1 25.Rb1+-) 23.Ra1 a4 (23...Kg7 24.Rad1+=) 24.Rad1 (24.Bf5 Rf6 25.Bd3 Kf8+=) 24...Kg7 (24...Qa2?? 25.Ra1 Qa1 26.Ra1+-) 25.Rb1 f6 (25...Qa2?? 26.Ra1 Qb2 27.Reb1 Qb1 28.Rb1+-) 26.g3 R6e7 (26...Qa2?? 27.Ra1 Re3 28.Ra2 Re1 29.Qe1 Re1 30.Ke1+-) 27.Rbd1 Kf7 (27...Qa2? 28.Ra1 Re3 29.Ra2 Re1 30.Qe1 Re1 31.Ke1+-) 0–1. Taulien,Hans_Juergen (2390) – Neumann,Bernd (2390), Support for Africa03, 2008.

6.Rb1 Qa5 7.Bf6+= gf6 8.Nge2 Be6 (8...Rg8 9.e4=) 9.a3+= Bd6 (9...Qa3 10.Ra1 Qb2 11.Ra2 Bc3 12.Rb2 (12.Nc3?! Qb6=) 12...Bb2 13.Qb1+-) 10.Rb7 Bg4 (10...Qa3 11.g3+=) 11.Qa1 (11.a4 Nd7 12.h3 Nc5+=) 11...Nd7 (11...Qa3!? 12.Qa3 Ba3+=) 12.Nd4+/- Rc8 (12...Nb8 13.a4+/-) 13.Be2 (13.Nb3 Qd8+-) 13...Be2+/- 14.Nce2 (14.Ke2? Qa6 15.Ncb5 cb5 16.Rb5 Rc2-+; 14.Nde2?! a6+/-) 14...Nc5 (14...Rg8 15.Ng3+/-) 15.Nb3 Nb3 16.cb3 (16.Rb3 Rg8 17.Qf6 Qd8 18.Qd8 Rd8+-) 16...Be5 17.Nd4?? (better is 17.Qc1+/-) 17...c5-+ 18.f4 cd4?? 19.fe5= de3 20.Rb4 Qc5 21.ef6 0-0 22.Rg4 Kh8 23.Rd4 ed2 24.Rd2 Qe3 25.Kd1 Qb3 26.Ke1 Rfe8 27.Kf1 Qc4 28.Kg1 Qc1 29.Qc1 Rc1 30.Kf2 Rh1 31.Rd5 Rh2 32.Rd7 Rh5 33.Rf7 Rf5 34.Kg1 h5 35.Ra7 Rf6 36.Kh2 Re3 37.a4 h4 38.Rb7 Rf4 (38...Rf4 39.Ra7 Kg8-+) 0–1. Fehr,Wolfgang – Stummerer,A, corr SOK–90–66, 1990.

6.Rb1 Ba5 7.Bd3 0-0 8.Nf3 Nbd7 9.Bf4 (9.Bd6 Re8 10.0-0 Bc3 11.dc3 Qa5=+) 9...Nc5 10.Ne2 Bg4 11.Ne5 Bc8 12.h3 (12.Nf3!?=) 12...Nh5 13.Bh2 Bc7 14.0-0 Re8 15.Nf3 Bh2 16.Nh2 Nf6 17.Nf3 Qa5 18.Nc1 Nce4 19.c4 dc4 20.Bc4 Nd6 21.Bb3 c5 22.d3 Bd7 23.Ne2 Rac8 24.Rc1 b5 25.Re1 Qb6 26.Nc3 c4 27.dc4 bc4 28.Bc2 Nb5 29.Nd5 Nd5 30.Qd5 Bc6 31.Qf5 g6 32.Qf4 Na3 33.Ng5 Qc7 (33...Qb7 34.e4=) 34.Qh4= f6 35.Ne4 Be4 36.Be4 Qe5 37.Bb7 Rc7 38.Bf3 Rd8 39.Red1 Rcd7 (39...Rd1 40.Rd1 c3 41.Rd8 Kg7 42.Bd5 Qd5 43.Rd5-+) 40.Rd7+= Rd7 41.Qg4 f5=+ ½–½. Taulien,Hans_Juergen (2225) – Dressel,Robert (2250), remoteschach.de, 2006.

6.Rb1 Ba5 7.Bd3 Nbd7 8.Bd6 =+.

6.Rb1 Ba5 7.Bd3 Qe7 8.Nf3 Nbd7 9.Bd4 c5 10.Bf6 Nf6 11.0-0 0-0 12.h3 a6 13.Qe1 Re8 14.Qc1 b6 15.Qb2 Bb7 16.a3 d4 17.ed4 Bf3 (17...Bf3 18.gf3 cd4-/+) 0–1. Woschkat,Karl_Heinz – Zimmer,P, corr CiF, 1992.

6.Rb1 Ba5 7.Bd4 0-0 =.

6.Rb1 Bd6 7.Bd6 Qd6 8.Nf3 Nbd7 9.d4 0-0 10.Bd3 Re8 11.0-0 Nf8 12.Ne5 b6 13.Qd2 Ng4 14.Nf3 Be6 15.h3 Nf6 16.Ne5 N8d7 17.f4 Nf8 18.f5 Bc8=+ 19.Qf2 N8d7 20.Nd7 Bd7 21.Rbe1 c5 22.Bb5 Bb5-/+ 23.Nb5 Qc6 24.Nc3 cd4-+ 25.Nb1 Ne4 26.Qf3 de3 27.Re3 Qc2 28.Re2 Qc5 29.Kh2 Qd6 (29...Qd6 30.Kg1 Ng3 31.Re8 Re8-+) 0–1. Friebel – Schwertel,Gottfried, corr CCI–Quedlingbur, 1990.

6.Rb1 Be7 =.

6.Be2. Schuehler.

6.Qf3 Bd6 7.Bf6= Qf6 8.Qf6 gf6 9.Nf3 Rg8 10.g3 Bg4 11.Nh4 Be6 12.Bd3 Rg7 13.Nf5+= Bf5 14.Bf5 Nd7 15.a4 h5 16.Rb1 b6 17.d4 ½–½. Wilting,WJ – Rosner,Dirk, corr SOK–90–54, 1990.

6.Qf3 Nbd7 7.Bf4 =+.

6.Nf3 0-0 7.Na4 Nbd7 8.Bc3 Bd6 9.d3 b5 10.Nb2 b4 11.Bd2 Re8 12.Be2 Nb6 13.c3 bc3 14.Bc3 Qe7 15.Nd4 Bd7 16.Qc2 Rac8 17.Nb3 c5 18.a4 d4! 19.Bd2 (19.ed4 cd4 Combination) 19...de3 20.fe3 Ng4 21.Bg4 Qh4 22.Kf1 Bg4 23.Kg1 c4! 24.Nc4 (24.Nc4 Nc4 Decoy; 24.dc4 Be2 Decoy) 24...Be6 25.Nd4 Nc4 26.dc4 Rc4 27.Qd3 Be5 28.Nf3 Rd8 (28...Ba1 29.Nh4 Rh4 30.Kf2+=) 29.Qe2 Qe4 (29...Ba1?! 30.Nh4 Rh4 31.Qb5=) 30.Rd1 Bg4 31.a5 Rc2 32.Kf1 Rd3 33.h3 Bf3 34.gf3 Qc6 35.Rg1 Rcd2! 36.Rd2 (36.Rd2 Qc1 Double attack (36...Qc1 Decoy); 36.Qd2 Qf3 Double attack (36...Qf3 Decoy)) 36...Qc1 37.Kf2 Qd2 38.Rc1 g6 39.f4 (39.Rc2 Qe2 40.Ke2 Ra3-+) 39…Bf4 (39...Bf4 40.Qd2 Rd2 41.Kf3 Be5-+; worse is 39...Qc1 40.Qd3 Bf6 41.Kg2-+) 0–1. Fehr,Wolfgang – Fournier,Frederic, ICCF WT/I/1328, 1992.

6.Nf3 0-0 7.Bd3 Nbd7 8.Bf4 Nc5 9.0-0 Bc3 10.dc3 Bg4 11.Be2 Nfe4 12.Be5 (12.c4!?-/+) 12...f6 13.Bd4 Na4 14.c4 (14.h3!? Bf3 15.Bf3-+) 14...c5-+ 15.cd5 cd4 16.Qd4 Nac5 (16...Nac3!? 17.Bd3 Qc7 18.Nh4-+) 17.Bc4 Qd6 18.Nh4 (18.Ne1 Bd7-+) 18...Bd7 19.f3 Ng5 20.e4 Nge6! 21.Qe3 (21.de6 Qd4 Double attack (21...Qd4 Pinning; 21...Qd4 Deflection)) 21...Nf4 22.Rad1 Rae8 23.Rfe1? (23.Kh1-+) 23...g5 24.g3 (24.Qf2 gh4 25.Qh4 f5-+) 24...Nh3 (24...gh4?! 25.Qf4 Re5 26.Qh4+=) 25.Kg2 gh4 26.Qh6 hg3 (26...Ne4 27.fe4 Qc5 28.Qd2 Qc4 29.Qd3-+) 27.hg3 (27.e5 Re5 28.Re5 Qe5 29.d6 Be6 30.Qh3 Kh8-+) 27...Rf7 28.Rh1 Rg7 (better is 28...Ng5 29.Rde1-+) 29.Rh3 Bh3 30.Qh3 a6 31.f4 (31.Qh4-+) 31...Ne4 32.Rd3 (32.Rf1 Qb4 33.Qh5 Kf8-+) 32...Qc5 33.d6 (33.Kh2 Qc4 34.Re3-+) 33...Qc4 34.d7 Rd8 (34...Qc2 35.Rd2 Qd2 36.Kg1 Qf2 37.Kh1 Ng3 38.Qg3 Re1 39.Qg1 Rgg1) 35.Qh5-+ Qc2 36.Kh3 Nf2 0–1. Krzysztynska,Anna – Sliwicka,Alicja (1825), Zamek Ksiaz Poland, 2013.

6.Nf3 Nbd7=+ 7.Bd4 0-0 8.Be2 c5 9.Bf6 Nf6 10.0-0 Re8 11.a3 Bc3-/+ 12.dc3 Ne4 13.Qd3 Bf5 14.Nd2? Ng3!-+ 15.Qb5 Bd7 16.Qd3 c4 17.Qd5 Ne2 18.Kh1 Bc6 19.Qd8 Rad8 20.Nc4 Nc3 21.f4 Bb5 (21...Bb5 22.Ne5 Bf1 23.Rf1 f6-+) 0–1. Rush,Bradley Craig – Fritsche,Frank, O–2004–G14 ETC, 2004.

6.Bd3 Nbd7

7.Bg3 0-0

8.a3 Bc3 9.dc3 Qa5 10.Ne2 Ne4 11.Be4 de4 12.0-0 Nf6 -+. Stabenow – Rolle, corr DDR.

8.Nge2 Nc5 9.0-0 Nd3 10.cd3 Bf5 11.Qb1 Qb6 12.Qb3 Ba5 13.Qb6 Bb6 14.d4 Rfe8 15.a4 Bd8 16.Ra2 Rc8 17.Rb2 b6 18.Rc1 Be7 19.Rb3 Bd3 20.Nf4 Bc4 ½–½. Anders,Hartmut – Kruse,Hartwig, corr BdF, 1989.

8.Nge2 Nc5 9.0-0 Nd3 10.cd3 Bf5 11.Qb3 Qa5 12.Nc1 b6 13.a3 Be7 14.d4 Qa6 15.d3 Bd3 16.Nd5 Bf1 17.Ne7 Kh8 18.Nc6 Bc4 19.Qb4 Rfe8 20.Ne5 Rac8 21.Bh4 Nd5 22.Qd2 Rc7 23.e4 f6 24.ed5 fe5 25.Bg3 Bd5 26.Be5 Rc6 27.Nd3 Qc4 28.Nf4 Bf7 29.Re1 Qc2 30.Qd1 Qd1 31.Rd1 Rec8 32.Kf1 Kg8 33.d5 Rc5 34.Bd6=+ Rc1 35.Rc1 Rc1 36.Ke2 Rc2 37.Kf3 g5 38.Ne6 Rd2 39.Ng5-/+ Rd5 40.Ne4 Rd3 41.Ke2 Bc4 42.Ke1 Bb5 43.Be7 Bc6 44.f3 Be4 45.fe4 Re3 46.Kf2 Re4 47.Bd6 Kf7 48.g3 Ke6 49.Bb4 (49.Bf8-+) 0–1. Hirtreiter,Michael – Stewen,Erich, BdF, 1989.

8.Nge2 Nc5 9.0-0 Nd3 10.cd3 Bf5 11.Qb3 Qa5 12.Nc1 b6 13.a3 Be7 14.d4 Rfe8 15.d3 Nh5 16.Be5 Rad8 17.h3 Bg6 18.Rd1 Qa6 19.e4 Nf6 20.f3 Qb7 21.N1e2 Nh5 22.g4 Nf6 23.Nf4 Qd7 24.Rac1 Qb7 25.Kg2 b5 26.ed5 Nd5 27.Nfd5 cd5 28.Qb5 Qb5 29.Nb5+= f6 30.Bf4 Bf8 31.Rc2 Re6 32.a4 Ra6 33.Ra2 Bb4 34.Rb1 Ba5 35.Ra3 h6 36.Rbb3 Kh8 ½–½. Hirtreiter,Michael – Hoffmann, corr BdF, 1988.

8.Nge2 Nc5 9.Rb1 a5 10.Bh4 b5 11.Nd4 Nd3 12.cd3 Bd7 13.Qf3 Be7 14.Nf5 Bf5 15.Qf5 Nd7 16.Be7 Qe7 17.0-0 b4 18.Ne2 g6 19.Qh3 Rfb8 20.f4 a4 21.Qf3 b3 22.ab3= Rb3 23.Nc3 Rb1 24.Rb1=+ a3 25.Ra1 Nc5 26.Qf1 Nb3 27.Ra2 d4 28.ed4 Qb4 29.Nb1 Qd4 30.Kh1 Qc5 31.Nc3 Nd2-+ 32.Qa1 Nb3 33.Qe1 Qd4 34.Nb1 Nc5 35.Qc3 Qc3 36.Nc3 Nd3 37.Ra1 Re8 38.Rg1 Re1 (38...Re1 39.Re1 Ne1-+; 38...Nf2#) 0–1. Stabenow,Juergen – Kunzelmann,Fred, corr DDR, 1984.

8.Nge2 Re8 9.0-0 a5 10.Bh4 b5 11.Nd4. Stabenow – Dowd, corr SOK–87–13.

8.Nf3 Nc5 9.0-0 Nfe4 10.Be5 =+.

7.Bg3 Nc5

8.Rb1 Bc3 9.dc3 Nfe4 10.Ne2 =+.

8.Nge2. Schuehler.

8.Bh4 Nd3-/+ 9.cd3 0-0 10.Qf3 Be7 11.Nge2 Bg4 12.Qf4 Qd7 13.Qa4 Rfe8 14.0-0 b5 15.Qd1 a5 16.f3 Bf5 17.e4 de4 18.de4 Be6 19.e5 (19.e5 Nd5 20.Be7 Nc3 21.dc3 Qe7 22.f4-/+). Stabenow,Juergen – Kettl,Hans Heinrich, corr SOK–87–05, 1987.

8.Bh4 Nd3 9.cd3 Qd6 10.Rb1 Ba5 11.Bf6 Qf6 12.Nd5 Bd2 (12...Qe6!? 13.Nc3 Qg6=+) 13.Qd2+= cd5 14.Qa5 0-0 15.Ne2 b6 16.Qb5 Bb7 17.0-0 Rfc8 18.Rfc1 Bc6 19.Qb3 Bb7 20.d4 (20.Nd4 Qd6+=) 20...g5 (20...Rc4!?=) 21.Nc3 Qe6 22.Nb5 Bc6 23.a4 Bb5 24.Qb5 Rc1 25.Rc1 Rc8 26.Rc8 Qc8 27.h3 Qc1 28.Kh2 Qc7 29.g3 Qc2 30.Kg1 Qf5 31.Qc6 Kg7 32.Kg2 Qe4 33.Kf1 Qe6 34.Qb7 (34.Qe6 fe6 35.Ke2 Kf6=) 34...Qh3= 35.Ke2 Qg4 36.Ke1 Qf5 37.Qa7 Qb1 38.Ke2 Qc2 39.Kf1 Qb3 40.Kg2 Qb1 ½–½. Stabenow,Juergen – de Visser,Arno, corr ICCF, 1985.

8.Bh4 d4 9.Bf6 Qf6 10.Nce2 de3 11.fe3 Bg4 12.Qb1 0-0-0 13.Nd4?? Nd3-+ 14.cd3 Rd4 15.Nf3 Bf3 (15...Bf3 16.gf3 Qf3-+) 0–1. Stabenow,Juergen – Schuehler,Ernst, corr SOK–87–09, 1988.

5.e3 d6

6.Bd4 0-0 =.

6.Bf6 gf6 7.Nge2 =.

6.Bf6 Qf6 7.Nge2 d5 8.a3 Ba5 9.g3 0-0 10.Bg2 Nd7 11.0-0 Re8 12.d4 Qe7 13.Qb1 Nb6 14.Rd1 Bg4 15.Re1 Be2 16.Re2 Bc3 17.Ra2 Nc4 18.Qb3 Bd4 19.Qd3 Bc5 20.a4 b6 21.c3 Ne5 22.Qb1 Qf6 23.Red2 Ng4 24.Bh3 Ne3 25.fe3 Be3 0–1. Borchardt,Simone – Luzuriaga,Norberto Horacio, corr 2000-01.

6.Bf6 Qf6=+ 7.Ne4 Qe7 8.Ng3 0-0 9.Nf3 d5 10.c3 Bd6 11.Be2 f5 12.0-0 f4 13.ef4 Bf4 14.d4 Bg4 15.h3 Be6 16.Bd3 Nd7 17.Re1 Qf7 18.Qc2 g6=+ 19.h4 Rae8 20.Ng5 Qf6 21.Ne6 Re6=+ 22.Re6 Qe6 23.Nh1 Re8 24.h5=+ Kg7 25.g3 Bd6 26.Qd2 Qh3 (26...Qh3 27.hg6 hg6=+). Wilfing – Adam,S, corr SOK–90–54, 1990.

6.Bg3 0-0 7.a3 Bc3 8.dc3 Ne4 9.Bd3 Nc3 10.Bh7= Kh8 11.Qh5+/- Bg4 12.Qg4 Kh7 13.Qd4 Nb5+= 14.Qd3 Kg8 15.c4 Qa5 16.Qd2 Qc3 17.Qc3 Nc3 18.Bd6 Rd8 19.Be5 Rd3 20.Ne2 Ne4 21.Bd4 c5+= 22.Nc1 Rd2 23.Nb3 Rc2 24.Nc5 Nc5 25.Bc5 Rc4 26.Bd6 Nd7 27.Ke2 Rac8 28.Rab1 Rc2 29.Kf3 R8c6 30.Bf4 b6 31.Rhd1 Nf6 32.h3 R6c4 33.Rb4 Rb4 34.ab4 b5 35.Be5 Rc6 36.g4 Re6 37.Kf4 Ne8 38.h4 Kh7 39.Rd7 f6 40.Bd4 a6 41.Kf5 Rc6 42.f4 Nd6 43.Ke6 Ne8? 44.Ke7 Nc7 45.f5 Na8 46.g5 fg5 47.hg5 Nb6 48.Bb6 Rb6 49.f6 (49.f6 gf6 50.gf6+-) 1–0. nordlicht – Zoltan, mySchach.de, 2003.

6.Bg3 0-0 7.Bd3 Nbd7 8.Ne4 Ne4 9.Be4 Re8 10.Bd3 Nc5 11.Nf3 Nd3 12.cd3 Qf6 13.0-0 Ba5 14.Qa4 Bb6 15.Qb4 Bf5 ½–½. Waibel,Ulrich (1650) – Suomi,Niklas (1800), remoteschach.de, 2004.

6.Bg3 Bc3=+

7.dc3 Qa5 8.Qd4 c5 9.Qc4 d5 10.Qb5 Qb5 11.Bb5 =+.

7.dc3 Ne4 8.Qd4 Ng3 9.hg3 0-0 10.Bd3 f5 11.Bc4 d5 12.0-0-0 =+.

7.dc3 Ne4! 8.Qd4! Ng3 9.hg3 Kf8! 10.Rd1 d5 11.c4 (11.e4 Qe7! 12.c4 de4 13.Qd8 Qe8 14.Qd6 Kg8) 11...Be6 (11...Qa5 12.c3 Qa2 13.cd5 cd5 14.Bc4!) 12.cd5 (12.e4 Qe7! 13.cd5 cd5 14.ed5 Bd5) 12...cd5! 13.e4 Nc6 14.Qa4 Qe7 15.ed5 Bd5 16.Ne2 Be6 17.a3! Qc5 18.Nf4 Qc3 19.Rd2 Qa1 20.Rd1 (20.Ke2? Bc4 21.Nd3 Re8 22.Kf3 Ne5 23.Kf4 Qd4 24.Kf5 (24.Kg5 Qg4#) 24...Qg4#) 20...Qc3 21.Rd2 Qa1 ½–½. Stabenow – Grund, corr ICCF T/19–F.

7.dc3 Ne4 8.Qd4 Ng3 9.hg3 Kf8 10.Bd3 Kg8 11.Nf3 h6 12.Nd2 Qc7 13.f3 Be6 14.Kf2 Nd7 15.c4 c5 16.Qb2 Re8 17.f4 Nf6 18.e4 Bg4 19.Rae1 b6 20.Nf3 Qc8 21.Kg1=+ Bd7 22.Re2 Bc6 23.e5 de5 24.Ne5 Ng4 25.Ng4 Qg4=+ 26.Re8 Be8 27.Qe5 Qc8 28.Be4 Bd7 29.Bd5 Be6 30.Kh2 Kh7 31.Be6 Qe6 32.Qc3 Re8-+ 33.Rd1 Qg6 34.Rd7 Re2 35.Rf7=+ Qh5 36.Kg1 Qf7 37.Qd3 Qg6 38.Qe2 Qg3 39.Qe5 Qg6 40.f5-/+ Qg4 41.Qe6 h5 42.Qd7 Qd4 43.Qd4 cd4 44.Kf2 Kh6 45.Kf3 Kg5 46.Ke4 h4 47.Ke5 Kg4 48.Ke6 Kf4 49.a4 a5 50.Kf7? Kf5-+ 51.Kg7 Kf4 52.Kf6 Kg3 53.Kg5 Kg2 54.Kh4 Kf3 55.Kg5 Ke4 56.Kf6 d3 (57.cd3 Kd3-/+) 0–1. Fehr,Wolfgang – Thystrup,Preben, corr 3GMM–26, 1996.

7.dc3 d5

8.c4 Qa5 9.Qd2 Qd2 10.Kd2 Ne4 11.Ke1 Ng3 12.hg3 Be6 13.cd5 Bd5 =.

8.Bd3 Qa5 9.Qd2=+ Be6 10.Nf3 Ne4 11.Be4 =+.

8.Bd3 Be6 9.Ne2 0-0 10.0-0 c5 11.Nf4 c4 12.Be2 Ne4 13.Ne6 fe6-/+ 14.Bg4 Qf6 15.Bb8 Rab8 16.Qd4 h6 17.a4 Rf7 18.f3 Nc3 19.Rfe1 b5 20.ab5 Nb5 21.Qf6 Rf6 22.Reb1 e5 23.Ra7+= Kf8 24.Rd7 d4 25.Rd5 Rfb6 26.Re5 de3 27.Re3 Nd4 28.Rb6 Rb6 29.Rc3?? Ne2-+ (29...Ne2 30.Kf2 Nc3-+) 0–1. Stabenow,Juergen – Jung,W, corr SOK–89–47, 1989.

8.Bd3 Be6 9.Ne2 0-0 10.0-0 c5 11.Nf4 c4 12.Be2 Ne4 13.Bf3 Nc3 14.Qd4 Qf6 15.Ne6 fe6-/+ 16.Bg4 Ne4 17.Rab1 b6 18.Be5 Qg6-+ 19.Bb8 Rab8 20.Bh3 Nf2 21.Rf2? Rf2 22.Kf2 Qc2 23.Kg3 Qb1 24.Be6 Kh8 25.Qd5 Qg6 26.Kh3 Qh6 27.Kg4 Qe3 28.Qc4 Rd8 29.Bd5 h5 (29...h5 30.Kh4 Qd2-+). Stabenow,Juergen – Franke, corr SOK–87–12, 1988.

8.Bd3 Be6 9.Ne2 0-0 10.0-0 c5 11.Nf4 c4 12.Ne6 fe6 13.Be2 Ne4 14.Be5? Nc6 15.Bd4 Qa5! Franke.

8.Bd3 Be6 9.Ne2 Nbd7 10.0-0 0-0 11.Rb1 b6 12.Nd4 Qc8 -+. Stabenow – A de Visser, corr 1976–77.

8.Bh4 Be6 9.Ne2 Nbd7 10.Rb1 Qb6?? 11.Rb6 1–0. Stabenow – Kraemer, corr SOK–87–05.

5.Nf3 d5

6.a3 Be7 +=.

6.Rb1 Ba5 7.e3 0-0 (7...Nbd7 8.Bf4=) 8.Be2 (8.Bd3 Qe7=) 8...Re8 (8...Nbd7 9.Bd6 Re8 10.Bb4=+) 9.0-0= Qe7 10.Rb3 (10.Bf4 Nbd7=) 10...Nbd7=+ 11.Bg3 (11.Bf6 Nf6 12.d4 Bc7=+) 11...Nc5 12.Rb1 h6 (12...Bc3 13.dc3 Nfe4 14.Qd4=+) 13.Nd4 (13.Bh4 b5=+) 13...Nfe4 (13...Bc3 14.dc3 Nce4 15.Qe1-/+) 14.Ne4=+ Ne4 (worse 14...Qe4 15.Bd6 Bb6 16.f4=; worse 14...de4 15.Qc1+=) 15.c3 g6 (15...c5 16.Nf3=+) 16.Bd3 h5 17.Be4 de4 18.h4 (18.Qa4 Bd8 19.h3 b5=) 18...a6 (18...Bg4 19.f3 ef3 20.gf3-/+) 19.Ne2 (19.Qa4 Bc7=) 19...Be6 (better 19...b5-/+) 20.d4? (20.Qa4 Bd8=+) 20...b5 (better 20...ed3!? 21.Qd3 Bf5-+) 21.Qc2 Bc4 22.Rbc1 Rac8 (22...Qa3 23.Rb1-/+) 23.Rfe1 (23.a4 Bd3 24.Qd1 Qa3-/+) 23...Bd8 (23...c5 24.Nf4-/+) 24.Nf4 Qd7 25.Red1 (25.Qd1 Bf6-/+) 25...Qf5 (25...Qg4 26.d5 cd5 27.Nd5 Bh4 28.Bh4 Qh4 29.Nf4-/+) 26.a4 Be7 (26...Qg4 27.ab5 ab5 28.d5-/+) 27.ab5 ab5 28.Ra1 Ra8 29.Qb2 (29.f3 Ba3-/+) 29...Ra4 30.Ra4 (30.Qb1 Rd8-/+) 30...ba4-+ 31.Qb7 (31.Ra1!? Qb5 32.Qc1-/+) 31...Qb5 32.Qd7 c5?? (better 32...Kf8 33.Nh3 Be6-+) 33.dc5?? (better 33.Qb5 Bb5 34.Nd5 cd4 35.cd4=) 33...Qd7-+ (33...Bc5?! 34.Qb5 Bb5 35.Nd5=+) 34.Rd7 Bc5 (better 34...a3!? 35.c6 Ra8 36.c7-+ (36.Re7?? a2-+)) 35.Rc7 (35.Nh5 Be7 (worse 35...gh5 36.Rc7 a3 37.Rc5-+) 36.Bd6 Bh4-/+ (36...gh5?! 37.Be7 Ra8 38.Ba3=)) 35...a3-+ 36.Rc5 Ra8 37.Rc4 a2 38.Kh2 a1Q 39.Nd5 Qb1 (39...Qa2 40.Rc5 Rd8 41.Nf6 Kg7 42.Ne4 Qa4-/+) 40.Rd4 (40.Nf6 Kg7 41.Be5 Qa2 42.Re4 Kh6 (42...Qf2?? 43.Ng4 f6 44.Nf2 fe5 45.Re5+-) 43.Bf4 g5 44.Bg5 Kg6=+) 40...Ra6 (40...f5 41.Nc7 Rb8 42.Rd7-/+) 41.Be5 (41.Rb4 Qd3 42.Rb8 Kg7=+) 41...f5-/+ 42.Nc7 Rc6 43.Rd8 Kf7 44.Rd7 Kf8 45.Bg7 Kg8 46.Be5 (better 46.Nd5-/+) 46...Qb6?? (better 46...Qf1-+) 47.Nd5= Qc5 48.Ne7 Kf8 49.Nc6 Qc6 50.Rd6 Qc5 (50...Qb5 51.Bd4=) 51.Bf4 (51.Rf6 Ke8 52.Bd4 Qa3=) 51...Kf7 52.Rd7 Ke6 53.Rd6 Kf7 54.Rd7 Ke8 55.Rd6 Qc3 56.Rg6 Qc2 57.Rg5 Qd1 (57...Qf2 58.Rh5 Ke7 59.Kh3=) 58.Rf5+= Qg4 59.Rg5 Qh4 60.Kg1 Kf7 61.Rf5 Ke6 62.Re5 Kf6?? (62...Kf7 63.Re4 Qd8 64.Bg3+=) 63.Re4 (better 63.Bg5 Qg5 64.Rg5 Kg5 65.f3+-) 63...Kf7+= 64.Re5 Qg4 65.Rg5 (better 65.e4+=) 65...Qe6? (better 65...Qe2!?+=) 66.Kh2 h4 67.Rh5 Qg4 (better 67...Qb6+-) 68.Rg5 (68.Rh7 Ke6+-) 68...Qc8 (68...Qe6 69.f3+-) 69.Rh5 Kg6?? (69...Qg4 70.Rh7 Ke8+-) 70.Rh6 Kf5 71.Rh4 Qg8 (71...Ke4 72.f3 Kd3 73.e4+-) 72.Rh5 Ke4 73.Rg5 Qh7 74.Kg3 Kd3 75.Rg4 (75.f3!?+-) 75...Ke2+/- 76.f3 Qh1 (76...Kf1+/-) 77.e4 (77.Bg5!?+/-) 77...Kf1+= 78.Be5 (78.Bd6 Qg2 79.Kh4 Qf2 (79...Qf3?? 80.Rf4 Ke2 81.Rf3 Kf3 82.e5+-) 80.Rg3 Qe3=) 78...Qg2= 79.Kf4 Qh2 80.Rg3 Qh6 81.Kf5 Qh5 82.Ke6 Qe8 83.Kf5 Kf2 84.Rg4 Qf7 85.Bf6 Qd7 86.Kg5 Kf3 87.Rf4 Ke3 88.e5 Qf7 89.Kf5 Qh7 90.Kg5 Qg8 91.Kf5 Qe8 92.e6 Qh5 (92...Qe6! 93.Ke6 Kf4=) 93.Bg5+= Qh7 94.Kf6 (94.Kg4 Kd3+/-) 94...Qh8+= 95.Kf7 (95.Kg6!? Qg8 96.Kh5 Qh8 97.Kg4+=) 95...Qh7 96.Ke8?? White intends e7 (96.Kf8 Qh8 97.Kf7 Qh7 98.Kf6 Qh8 99.Kg6 Qg8 100.Kh5 Qe8 101.Kh4+=) 96...Qg8 (96...Qg6 97.Rf7 Qg5 98.e7-+) 97.Rf8 Qg5 98.e7 Qb5 (98...Ke4 99.Rf2-+) 99.Kd8-/+ Qd5 100.Ke8 (100.Kc7 Qc5 101.Kd7 Qa7 102.Ke6 Qa6 103.Ke5 Qb5 104.Kd6 Qb6 105.Kd7 Qd4 106.Ke6 Qc4 107.Kd7 Qg4 108.Kd6 Qb4 109.Kd7 Qa4 110.Kd6 Qa3 111.Ke6 Qb3 112.Ke5 Qc3 113.Kd6 Qd3 114.Ke6 Qe4 115.Kd7 Qh7-/+) 100…Ke4-+ 0-1. Shuvalov,Evgenij (2180) - Sapunov,Evgeny (2460), Titled Tuesday intern op, 2021.

6.Nb1 Nbd7+= 7.c3 (7.Bc3 Bc3 8.Nc3 Ne4+=) 7...Ne5-/+ 8.Ne5 Bd6 9.Nf3 0-0 10.g3 Qb6 11.Qb3 Ne4 12.d4 Bg4 13.Bg2 Qa6 14.0-0 (14.h3!? Rae8 15.0-0-/+) 14...Qe2-+ 15.Re1?? (better is 15.Ne5 Be5 16.de5-+) 15...Qf2 (15...Qf2 16.Kh1 Bf3 17.Bf3 Qf3 18.Kg1 Nf2 19.h4 Bg3 20.Qd5 Nh3; 15...Bf3 16.Re2 Be2 17.Qb7+/-) 0–1. wvmaniac (2550) – pierred (2795), net–chess.com, 2016.

6.e3 Nbd7 7.Bd3 (7.a3!? Ba5 8.Bd4=+) 7...Ne5-/+ 8.Ne5 Bc3 9.dc3 Qe7 10.f4 (10.Nf3 Ne4-/+) 10...Nd7 11.Ng4 h5 12.Nf2 Qe3 13.Qe2 Qe2 14.Ke2 Nc5 15.Rhe1 0-0 (15...b5 16.Kf3 Kd8 17.Re3-+) 16.Kf1 Nd3 (16...Ne6 17.g3-/+) 17.cd3=+ Bd7 18.Re7 (18.Re5 h4=+) 18...Rad8-/+ 19.d4 (19.Re5 g6-/+) 19...Rfe8 Black terminates the opponent with strong threats 20.Rae1 Re7 21.Re7 Kf8 22.Re5 g6 23.h3 f6 24.Re3 Re8 25.Ke2 (25.Re8 Ke8 26.g4 b6-/+) 25...Re3 26.Ke3 Kf7 (26...Kf7 27.g4 b6-/+; 26...h4 27.Nd3 Bf5 28.Nf2-+) 0–1. ingmerino (1645) – antinephilehi (2165), gameknot.com, 2018.

6.e4 Nbd7 7.Bd3? (better is 7.ed5 Ne5 8.Ne5 Bc3 9.dc3-/+) 7...Bc3-+ 8.dc3 de4 (8...Ne5?! 9.Ne5 Qc7 10.f4 de4 11.Bc4-+) 9.Be4 Ne4 10.Bg7 Rg8 11.0-0 (11.Qe2 Qe7 12.Bd4-+) 11...Rg7 12.Re1 f5 13.Qd4 Ndf6 14.Re4 (14.a3 Be6-+) 14...fe4 15.Ne5 Bh3 16.Nd7 (16.g3-+) 16...Rd7 17.Qd7 Qd7 18.Rf1 Qg4 19.g3 Qf3 20.g4 Qg2 0–1. interloper – marekt, chessworld.net, 2013.

5.Nf3 d6

6.a3 de5 7.ab4 e4 8.Ng1 0-0 9.e3=+ Qe7 10.b5 a6 11.Qc1 Be6 12.f3 Nd5 13.Ne4 (13.Ne4 cb5 14.Bb5=+). "lasker" (2085) – nika chigogidze (1905), internet, 2007.

6.a3 de5 7.ab4 e4 8.Ng1 Na6 9.b5 cb5 10.Nb5 0-0 11.e3 Bd7 12.Bc4 Nc7-/+ (12...Nc7 13.Nd4 b5-/+) 0–1. Marshall,Ron – Plock,Joerg, corr SOK–98–E003A, 1998.

6.Qb1 Ba5 7.Bd4 0-0 8.e3 Nbd7 9.Bd3 c5 10.Bf6 Nf6 11.0-0 Bc3 12.dc3 Qc7 13.c4 Re8 14.Qb2 Bd7 15.Rab1 Bc6 16.Nh4 d5 17.cd5= Ng4 18.d6+/- Qd7 19.Nf5 Re5 20.f3 Rf5 21.Bf5 Qf5 22.fg4 Qd5 23.Rf2 Qd6 24.Rbf1 Rf8 25.Qc3 b6 26.Rd2 Qh6? 27.Rf7!+- Kf7 28.Rf2 Ke7 29.Qe5 Qe6 30.Qe6 Ke6 31.Rf8 Bd5 32.Re8 Kf7 33.Rc8 Ba2 34.Rc7 Kf8 35.Ra7 Bb1 36.c3 b5 37.Rc7 b4 38.cb4 cb4 39.Rb7 (39.Rb7 Bd3 40.Rb4+-) 1–0. jaskier (2100) – pierre (2025), internet, 2006.

6.Bg3 0-0 7.Bh4 Re8 8.e3 Bc3 9.dc3 Bg4 10.Qd4= d5 11.Bf6 Qf6 12.Qf6 gf6 13.h3 Bf3 14.gf3 Kf8 15.0-0-0 Nd7 16.c4+= Nb6 17.cd5 Nd5 18.Rd4 Ke7 19.Re4 Kd6 20.Rh4 Rh8 21.Bc4 Rag8 22.Rd1+/- Kc5 23.Bd5 cd5 24.Ra4 Rg2 25.Rd2 Rh2+= 26.Rad4 Rd8 27.Rh4 Rh8 28.Rh5 Kc6 29.Rhd5 Rh3 30.Rd6 Kc7 31.Rd7 Kc8 32.Rf7 (32.Rf7 Rd8 33.Rd8 Kd8 34.Rb7 Rf3 35.Ra7+-) 1–0. St_Jean,Benoit – Jaskolla,Oswald, IECG, 2000.

5.Bf6 Qf6

6.Ne4 Qd4! 7.c3 (7.Nc3 Bc3! 8.dc3 Qc3; 7.f3 d5 8.c3 Qe5; 7.Ng3? Bd2!) 7...Qe4 8.cb Qb4. Schuehler.

6.Ne4 Qe7 7.Ng3 0-0 8.Nf3 Re8 9.e3 d5 10.Be2 a5 11.0-0 Bd6 12.d4 b5 13.a4 b4 14.c3 bc3 15.Qc2 Bb4 16.Ne1 (16.Bd3 g6=+) 16...Ba6 (16...Nd7 17.Bd3 Nf6 18.Nf3-/+) 17.Nd3 (17.Bd3 Qh4=+) 17...Bd3 (17...Nd7!?-/+) 18.Bd3= g6 19.Ne2 c5 20.dc5 (20.Nc3 Bc3 21.Qc3 c4=) 20...Qc5 21.Rfc1 Rc8 22.Nd4 Nc6 23.Nb3 (23.Nb5 Ne5=+) 23...Qd6 24.Bb5 Ne5 25.Nd4 Rc5 26.h3 Rac8 27.Rab1 h5 (27...Nc4 28.Bc4 Rc4 29.Rd1-/+) 28.Rd1 h4 29.Ne2 Nd7 (29...Qf6 30.Nd4=+) 30.Bd7 (30.Rd4!?=) 30...Qd7=+ 31.Rd4 Qe6 (31...Qf5 32.Rd3-/+) 32.Rbd1 Qf6 (32...Ba3 33.Rh4 Rb8 34.Nd4= (34.Nc3? Bb4-+)) 33.Nf4 (33.Rd5!? Rd5 34.Rd5=) 33...Qf5= 34.R1d3 Rd8 35.Nd5?? (better 35.Ne2=) 35...Rdd5 36.e4 Rd4 37.ef5 (37.Rd4 Qe5 38.Rd3-+) 37...Rd3 38.fg6 Rd2 (38...Rcd5!? 39.gf7 Kf7 40.Qe2-+) 39.gf7 Kf8 (better 39...Kg7!? 40.Qh7 Kh7 41.f8Q-+) 40.Qh7?? (better 40.Qg6 Rf5 41.Qf5=) 40...Rg5-+ 41.Qh6 Kf7 (41...Rg7 42.Qh8 Kf7 43.Qh5 Rg6 44.Qh7 Kf6 45.Qh8 Ke6 46.Qc8 Kf7 47.Qc7 Kg8 48.Qc4 Kh8 49.Qh4 Kg7-+) 42.Qg5= Rd1 (better 42...c2!? 43.Qf5 Ke7 44.Qe5 Kd7 45.Qb5 Kd6 46.Qb8 Kd5 47.Qg8 Kd4 48.Qg7 Kc4 49.Qf7 Kc3 50.Qf6 Kb3 51.Qe6 Kb2-+) 43.Kh2+/- Bd6 44.f4?? (better 44.g3 hg3 45.fg3 Rd2 46.Kg1+=) 44...c2-+ 45.Qf5 Ke7 46.Qh7 Ke6 47.Qg6 Kd5 48.Qf5 Kd4 49.Qc2 Bf4 50.g3 Rd2 51.Qd2 Bd2 52.Kg2. BeepBeepImAJeep (2515) - milacek (2710), lichess.org, 2017.

6.Ne4 Qe7 7.Ng3 d5 8.Nf3 0-0 9.e3 Re8 10.Be2 a5 11.0-0 Bd6 12.d4 Nd7 13.c4 (13.Nf5 Qf6 14.Nd6 Qd6+=) 13...Nf6 14.cd5 Nd5 15.Rc1 g6 (15...Be6 16.Bd3=+) 16.Bd3 (16.a4 Bg4=) 16...h5 (16...Nb4 17.a4=+) 17.Ne4= Bc7 18.Nc5 a4 (18...b6 19.Na4=) 19.Be2 (19.Na4 Bg4 20.Nc5 Nb4+=) 19...a3 (19...Bf4 20.Rc4=) 20.Nd2 (20.Qb3 Kg7+=) 20...h4 21.Bf3 h3 (21...Ne3!? 22.fe3 Qe3 23.Rf2 Bh2 24.Kh2 Qf2+=) 22.g3+= Nb4 (22...b6 23.Nd3 Ba6 24.Qb3+=) 23.Qb3+/- Nd5 24.Nde4 (24.Bd5!? cd5 25.Qd5+/- (25.Nb7? Rb8-+)) 24...Ra7 25.Nc3 Nc3 26.Rc3 Bd6 27.Qc2 Kg7 28.Ne4?? (better 28.Qc1+=) 28...Bf5-/+ 29.Nd6 Bc2 (worse 29...Qd6 30.e4 Be6 31.Rd1+=) 30.Ne8 Qe8 31.Rc2 Qe6 32.Rb1? (32.Rd2-/+) 32...Qd6?? (better 32...Qf5 33.Bd1 Qe4-+) 33.Be2 (33.Bg4 Ra4 34.Bh3 Rb4 35.Rb4 Qb4-/+) 33...b5 (33...Qd5 34.f3-/+) 34.Bf1 (34.Bg4 Ra4 35.Bh3 Rb4 36.Rb4 Qb4-+) 34...Rc7 (34...Qe6!?-/+) 35.Bh3 b4 (35...c5 36.Bf1=+ (36.Rb5? cd4 37.Rc7 Qc7 38.ed4 Qc4-+)) 36.Rc4 c5 37.dc5 Rc5 38.Rcb4 (38.Bf1!?=+) 38...Rc2 (38...Qd2 39.Rf4-/+) 39.Bf1 Qd2 40.Rf4 Ra2?? (40...Rb2 41.Ra1 g5-+) 41.Rb7+= Qd5?? (better 41...g5 42.Rbf7 Kg8 43.Rf8 Kh7 44.R4f7 Kg6 45.Rf6 Kg7 46.R8f7 Kg8+=) 42.Ra7 (better 42.Rff7 Qf7 43.Rf7 Kf7 44.Bc4 Kf6 45.Ba2+-) 42...Ra1-+ 43.Rfa4 (43.h4-+) 43...Qb5 44.Kg2 Qf1 (44...Rf1?! 45.Rf4 Kh6 46.Raf7-+) 45.Kf3 Qh1 46.Kf4 Rf1 47.f3 (47.Ke5 Qc6 48.Rf7 Kf7 49.Ra7 Ke8 50.Ra3 Rf2 51.Ra8 Qa8 52.g4 Qa5 53.Kd4 Rd2 54.Kc4 Qc7 55.Kb5 Rb2 56.Ka4 Qa7) 47...Qf3 48.Ke5 Qe3 49.Kd5 (49.Kd6 Qe6 50.Kc5 Rf5 51.Kb4 Qe4 52.Ka3 Qd3 53.Kb2 Rf2 54.Kc1 Qc2) 49...a2! 50.Ra2 (50.Ra2 Rf5 Mate attack) 50...Rd1 51.Kc4 Qc1 (51...Qe4 52.Kb5 Rd5 53.Kb6 Qe6 54.Kc7 Rd7 55.Kb8 Qe8) 52.Kb3 Rd3 53.Kb4 Qc3 54.Kb5 Rd5 55.Kb6 (55.Ka4 Rd4 56.Kb5 Rb4 57.Ka6 Qd3 58.Ka5 Qb5) 55...Qc5 56.Ka6 (56.Kb7 Rd7 57.Ka6 Ra7) 56...Rd6 (56...Qc6) 57.Kb7 Rb6 58.Ka8 Qc8 0-1. BeepBeepImAJeep (2735) - seventy_seven (2695), lichess.org, 2020.

6.Ne4 Qe7 7.Ng3 h5 8.h4 (8.e3 g6=) 8...d5-/+ 9.Nf3 Bd6 10.e3 Bg3 11.fg3 Nd7 12.Be2 Nf6 13.0-0 Ne4 14.Qe1 Qd6 15.Kh2 f6 (15...0-0 16.a4=+) 16.d3 Nc5 17.Nd4 Bd7 18.Qf2 0-0-0 19.Qf4 Qe7 20.Nf5 Bf5 21.Qf5 Kb8 22.Rae1 Ka8 (22...Qe3 23.Bh5 Qd2 24.Re2=+) 23.Qf4 Rdf8 24.Qb4 Qd6 (24...Qe3? 25.Bf3 Qh6 26.Qc5+-) 25.e4 (better 25.c4!?=) 25...Ne4-/+ 26.Qd6 Nd6 27.Bf3 Re8 (27...d4 28.Re6 Nf5 29.Rb1-/+) 28.Re8 Ne8 29.Re1 Nd6 30.Re7 Nf5 31.Rf7 a6 32.Kg1 (32.c4!? dc4 33.dc4=+) 32...Ka7-/+ 33.g4 hg4 34.Bg4 Nh4 (34...Ne3 35.Bd7 Kb6 36.Rg7 Rh4 37.Bc8-+) 35.Rg7 f5 36.Be2 f4 (36...Rh6 37.d4 Rg6 38.Rg6 Ng6 39.Kf2=+) 37.Kf2 (37.Rg4!?=+) 37...Nf5-/+ 38.Rf7 Nd4 39.Bd1 Ne6 (better 39...Rh4!?-/+) 40.Bg4= Rh6 41.Be6 Re6 42.Rf4 b5 43.g4 Kb6 44.g5 Rg6 45.Rg4 b4 (better 45...Kc7!?+=) 46.Rb4+/- Kc5 47.Rg4 Kd6 48.Kg3 a5 (48...Ke6 49.Kh4+-) 49.Kh4 a4? (better 49...Ke5+-) 50.Kh5 Rg8 51.g6 Rh8 52.Kg5 1-0. BeepBeepImAJeep (2685) - Stalin_1879 (2520), lichess.org, 2020.

4...Nc6

5.Bg3 0-0 6.Nb5 d6 7.c3 Ba5 8.Nf3 a6 9.Na3 Re8 10.Nc4=+ Be6 11.Na5 Na5 12.e4? Ne4-+ 13.Be2 Ng3 14.hg3 Qe7 15.d3 c5 16.0-0 Bd5 17.Re1 Qf6 18.c4 Bc6 19.Qc2 Re6 20.Bd1?? Re1 21.Ne1 Re8 22.Nf3 Qe6 23.Kf1? Qh6 24.Kg1 Re6 25.Qd2? Qd2 26.Nd2 Re1 27.Kh2 Bd7 28.Rb1 Be6 29.Nb3 Nb3 30.ab3 Bg4 31.f3 Bd7 32.Bc2 Re2 33.Rc1 Bc6 34.Kg1 Re6 35.Kf2 g6 36.Bd1 f5 37.Rc2 Kf7 38.Rd2 Kf6 39.f4 h5 40.Bf3 Bf3 41.Kf3 b6 42.Ra2 a5 43.Rd2 Re7 44.Rd1 Re8 (44...d5 45.d4 dc4 46.bc4 cd4 47.Rd4-+) ½–½. alaamattar (2130) – bvanderweerd (2120), net–chess.com, 2007.

5.Bg3 d5 6.f4 Bc3-+ 7.dc3 Ne4 8.e3 Nc3 9.Qd2 Ne4 10.Qd3 Qf6 11.Rb1 Nc3 12.Rb2 Na4 13.Rb3 Qa1 14.Kd2? Nc5 15.Qb5 Ne4 16.Ke2 Bg4 17.Nf3 0-0 18.Qd5 Nc3 19.Rc3 Qc3 20.Qd2 Qc4 21.Kf2 Qa2 22.Bd3 Rad8 23.Qc3 Rfe8 24.Ng5 g6 25.h3 Bh5 26.Ra1?? Rd3!-+ 27.Qd3 Qa1 28.Qd5 Rf8 29.f5 Nb4 30.Qc5 Qb2 31.Nh7 Nd3 32.Kg1 Nc5 33.Kf2 Qc2 34.Kf1 Qe2 35.Kg1 Kh7 36.Bh2 Qe1 0–1. theblizzard – Castlegrande, ChessWorld.net, 2005.

5.Nf3 Ne5-/+

6.Ne5 0-0 7.Na4 d6 8.Nd3 Ba5 9.c3 Bf5 10.Nab2 Re8 11.e3 c6 12.Qb3 Rb8 13.Nb4 Ne4 14.Bd3 Nc5 15.Qc2 Nd3 16.N4d3 d5 17.Qa4 Bb6 18.0-0 Re4 19.Qd1 Rh4 20.Qf3 Be4 21.Qg3 Bc7 22.f4 f5 23.Nf2 Qf6?? 24.Qg5?? Qg5-+ 25.fg5 Bh2 26.Kh1 f4 27.ef4 Bf4 28.Nh3 0–1. Anderson,George – Khedkar,Jay S (1945), Winnipeg TNT Oct op, 2004.

6.Ne5 0-0 7.e3 d5 8.Be2 Re8 9.Nd3 Bc3 10.dc3 Ne4 11.0-0 Nc3 12.Qd2 Qf6 13.Bf3 Bf5 14.Nf4 Rad8 15.Bd5? Be6 16.Nh5 Qe5 17.f4 Rd5 18.fe5 Rd2 19.Rf3 Bg4 20.Nf6 gf6 21.Rf6 Re5 22.Raf1 Be2 (22...Be2 23.Ra1 Re3-+) 0–1. jolaw – jaskier (2085), internet, 2007.

6.Ne5 d5 7.a3 (7.Nb5 a6 8.c3 Be7-/+) 7...Ba5 (7...Bc3 8.dc3 Ne4 9.Qd4-/+) 8.e3 Qe7 (Better is 8...0-0-/+) 9.Be2?? (Better is 9.Bb5 Kf8 10.Nf3=+) 9...Qe5-+ 10.0-0 (10.Nb5 Ne4 11.c3 a6 12.Nd6 Qd6 (12...cd6?! 13.Qa4 Bd7 14.Qa5-+) 13.Qa4 Bd7 14.Qa5 0-0-+) 10...0-0 (10...Bc3 11.dc3 Qc3 12.Re1-+) 11.Bf3 (11.Nb5 Ne4 12.c3 a6-+) 11...c6 12.d4 Qg5 13.Na4 Bc7 14.Nc5 h5 (14...Ng4 15.g3-+) 15.c3 (15.c4 dc4 16.Qc2 Ng4-+) 15...Qh4 (15...Ng4 16.g3-+) 16.Rc1 (16.g3 Qg5 17.c4-+) 16…Qh2# 0–1. AllKnighter – FABOLOUS, ChessWorld.net, 2003.

5.Bf6 gf6

6.Nd5 Bf8 7.c3 Bg7 8.e4 0-0 9.f4 Ne7 10.Bd3 c6 11.Ne3 d5 12.Qb1 de4 13.Be4 f5 14.Bd3 Qd6 15.Nh3 Rd8=+ 16.Nf2 Nd5 17.Nd5= Qd5 18.0-0 Be6 19.Qc2 Rd6 20.Rab1 b5 21.Rb2 Rad8 22.Rd1 Bh6 23.g3 Bf4 24.gf4 Qf3 25.c4? Bd5 26.cd5 Rg6 27.Kf1 Rg2 28.Qc5 Rh2 29.Ke1 Re8 (29...Re8 30.Be4 Re4 31.Ne4 Re2#) 0–1. Bendig,Frank – Springer, corr, 1988.

6.Nd5 Bf8 7.e3 Bg7 8.d4 0-0 9.Nf3 d6 10.Bd3 Bg4 11.h3 Bh5 12.0-0 Bg6 13.c4 Re8 14.Re1 Ne7 15.Nf4 Qd7 16.Ng6 fg6 17.Qb3 c6 18.Rac1 Kh8 19.Rb1 Rab8 20.Qc2 f5 21.Ng5 Ng8 22.d5 cd5 23.cd5 Rbc8 24.Qb3 b6? (better 24...Qe7 25.Ne6 Rc3+/-) 25.Bb5+- Qe7 26.Be8 Qg5 27.Bd7 Rd8 28.Be6 Nf6 29.Rbc1 Ne4 30.Rc7 Qh4 31.Qc2 Be5 32.Qe2 a5 33.Rec1 Ng5 (33...a4+-) 34.f4 Bf4 (34...Ne6 35.de6 (35.fe5?! Nc7 36.Rc7 de5=) 35...Bf6 36.Qb5+-) 35.ef4 Qf4 36.Qb2 Qe5 37.Qe5 de5 38.Rc8 Rc8 39.Rc8 Kg7 40.d6 Ne6 41.d7 Kf6 42.d8Q Nd8 43.Rd8 h6 (43...Kg5 44.Rb8+-) 44.Rb8 Ke6 (44...f4 45.Rb6 Kf5 46.a4+-) 45.Rb6 Kf7 46.Kf2 g5 (46...e4 47.Ke3 h5 48.Ra6+-) 47.Ke3 h5 Black plans g4 48.Rb5 Kf6 49.Ra5 g4 50.Ra6 Kg5 51.Re6 gh3 (51...f4 52.Ke4 f3 53.Re5 Kg6 54.gf3 gh3+-) 52.gh3 Kh4 53.Re5 Kh3 (53...Kg3 54.Rf5 Kg2 55.Rg5 Kh2 56.Kf3 h4 57.Rg2 Kh3 58.Rg4 Kh2 59.Rh4 Kg1 60.a4 Kf1 61.Rh1) 54.Rf5 (54.Kf3 h4 55.Rf5 Kh2 56.Kf2 h3 57.Rf3 Kh1 58.Rh3) 54...h4 55.Rh5 (55.Rg5 Kh2 56.Kf2 Kh3 57.Rg1 Kh2 58.Rg4 h3 59.Rg3 Kh1 60.Rh3) 55...Kg4+- 56.Rh7 h3 57.a4 Kg3 (57...Kf5 58.a5 Ke5 59.a6 Ke6 60.a7 h2 61.Rh2 Kf5 62.a8Q Kf6 63.Qc6 Kg7 64.Rf2 Kg8 65.Qd7 Kh8 66.Rf8) 58.a5 h2 (58...Kg4 59.a6 Kf5 60.a7 h2 61.a8Q h1Q 62.Qh1 Ke6 63.Qc6 Kf5 64.Rg7 Ke5 65.Rg5) 59.a6 Kg2 (59...Kg4 60.a7 Kf5 61.Rh2 Ke6 62.Rh6 Kd5 63.a8Q Kc5 64.Qa4 Kd5 65.Qd4) 60.Rh2! Kh2 (60...Kg3 61.a7 Kh2 62.a8Q Kg1 63.Qg8 Kf1 64.Qg4 Ke1 65.Qe2) 61.a7 Kg3 (61...Kh3 62.a8Q Kg4 63.Qd5 Kg3 64.Qg5 Kh2 65.Kf3 Kh3 66.Qg3) 62.a8Q Kg4 63.Qe4 (63.Qd5 Kg3 64.Qg5 Kh3 65.Kf3 Kh2 66.Qg2) 63...Kg5 64.Kf3 Kf6 (64...Kh5 65.Qc6 Kg5 66.Qe6 Kh5 67.Kf4 Kh4 68.Qg4) 65.Kf4 Kf7 (65...Kg7 66.Kf5 Kf7 67.Qe5 Kg8 68.Qe7 Kh8 69.Kf6 Kg8 70.Qg7) 66.Qe5 (66.Kg5 Kg8 67.Qe7 Kh8 68.Kf6 Kg8 69.Qg7) 66...Kg6 (66...Kf8 67.Kf5 Kf7 68.Qc7 Ke8 69.Ke6 Kf8 70.Qf7) 67.Qf5 (67.Qe7 Kh6 68.Kf5 Kh5 69.Qg5) 67...Kg7 (67...Kh6 68.Qg5 Kh7 69.Kf5 Kh8 70.Kf6 Kh7 71.Qg7) 68.Kg4 (68.Kg5 Kh8 69.Kg6 Kg8 70.Qc8) 68...Kh6 (68...Kh8 69.Kh5 Kg7 70.Kg5 Kg8 71.Kg6 Kh8 72.Qc8) 69.Qg5 Kh7 70.Kf5 Kh8 71.Kf6 Kh7 72.Qg7 1-0. cipiripi (2420) - Varinius (2470), Rated Blitz game, lichess.org, 2016.

5.Bf6 Qf6

6.Rb1 Bc3 7.dc3 Qc3 8.Qd2 Qc4 9.c3 d6 10.e3 Qg4 11.h3 Qg6 12.Rd1 0-0 13.Nf3 Be6 14.Bd3? Qg2-+ 15.Rg1?? Qf3 16.Rg3 Ne5 17.Qc2 (17.Qc2 Nd3 18.Qd3 Qh1 19.Kd2-+). purplepeace (2125) – waldiheinz (2100), net–chess.com, 2005.

6.Nd5 Qb2 7.Rb1 Qa2 8.Nb4 (better 8.Nc7!? Kd8 9.Na8 Nd4+-) 8...Nb4 9.Rb4 a5 10.Rb1 (10.Re4 Kf8+-) 10...a4 11.e3 a3 (11...0-0 12.Ra1 Qb2 13.Ne2+-) 12.Nf3 (12.Rb3!? d6+-) 12...0-0 13.Bd3 d6 14.0-0 Qd5 15.Qe2 Be6 (15...Bg4 16.e4 Qe5 17.Ne5 (17.Rb7?! Bf3 18.gf3 a2+/-) 17...Be2 18.Be2+-) 16.Nd4 (16.e4 Qc5 17.Rb7 Rfe8+-) 16...Qe5 17.Ne6 fe6 18.f4 (18.Rb7 a2 19.f4 Qf6 20.Rc7 Rfb8=+) 18...Qf6 19.c3 (19.Rb7 a2 20.Rc7 a1Q=+) 19...b6 20.Ra1 Ra5 21.Ra2 Rfa8 22.Rfa1 d5 23.Qe1 Qe7 24.Qb1 g6 25.Qb4 (25.Qb3 b5+-) 25...Kf7 (25...Qb4 26.cb4 R5a7 27.Bb5+-) 26.Kf2 (26.Qb3 Qd6+-) 26...Qd6 (26...Qh4 27.Kf3 Qh2 28.Ra3 c5 29.Ra5 Ra5+- (29...cb4 30.Ra8 Kf6 31.R1a7 Qh5 32.Kg3+-)) 27.Qd6 cd6 28.Ke2 e5 29.Bc2 (29.Rb1 e4 30.Bc2 R8a6+-) 29...Ke6 (29...Ke7 30.g3+-) 30.Bb3 (30.Rb1 R5a6+-) 30...Kd7 31.g3 Kc6 (31...R8a7 32.g4+-) 32.Kd3 b5 (32...Kc5 33.Kc2+-) 33.Kc2 (33.e4 de4 34.Ke4 Kc5+-) 33...h5 34.fe5 (34.Kd1 h4+-) 34...de5 35.Rf1 (better 35.Kd3+-) 35...Kc5? (35...Rd8+-) 36.Rf6 (36.d4 Kd6 37.Rf6 Ke7 38.Rg6 ed4 39.ed4 Rb8+-) 36...e4 (36...b4 37.d4 Kb5 38.cb4 Kb4 39.Rb6 Rb5 40.Rb5 Kb5 41.Bd5+-) 37.Rg6 Rf8 (37...h4 38.Rg5 Rd8 39.gh4+-) 38.Rg5 Rd8 39.Rh5 b4 (39...Kc6 40.d3+-) 40.Bd5! Rd5 41.Rd5 Kd5 42.cb4 Ra8 43.Kb3 Rh8 44.Ra3 (44.h4 Rg8+-) 44...Rh2 45.Ra5 Kd6 46.Ra2 (better 46.Kc3!? Rg2 47.Rg5 Rg1+-) 46...Rg2 47.Kc4 Rg3 48.Kd4 Rg1 49.Rb2 Rb1 (49...Rg4+-) 50.Rb1 (50.Rb1 Kd7 51.Rc1 Ke7 52.b5 Kf7 53.b6 Kg7 54.b7 Kg6 55.b8Q Kf5 56.Rg1 Ke6 57.Rg7 Kf5 58.Qe5) 1-0. Timmermans,M (2385) - Vykouk,Jan (2440), Titled Tuesday, 2021.

6.Nd5 Qb2 7.Nc7 Kd8 8.Na8 Nd4?? (better 8...Bd2 9.Kd2 Qd4 10.Kc1 Qa1 11.Kd2 Qd4 12.Ke1 Qc3 13.Qd2 Qa1 14.Qd1 Qc3 15.Qd2 Qa1 16.Qd1 Qc3=) 9.Rc1+- Ba3 10.e3 Qc1 11.Qc1 Bc1 12.ed4 Bb2? (12...b5 13.Nf3 f6 14.Bb5 Re8 15.Kd1+-) 13.Nf3 (13.Bc4 b5 14.Bd5 Bd4+-) 13...b6 (13...b5 14.Ne5 Rf8 15.c3+-) 14.Be2 (better 14.Ne5 Rf8 15.Nc4 Bd4 16.Nd6+-) 14...Bb7 15.Nb6! ab6 16.0-0 Re8 17.Bd1 Bf3 (17...b5 18.c3+/-) 18.Bf3 Bd4 19.Rb1 Bc5 20.Kf1 f5 21.c3 Kc7 22.d4 Bd6 23.Be2 g5 24.Bd3 Rf8 (24...f4 25.Bh7 Rh8 26.Be4 Rh2 27.Ke2+/-) 25.Rb5+- Bh2 (25...h6 26.Bf5 Ra8 27.Bb1+-) 26.g3 (26.Rf5?! Rf5 27.Bf5 Bf4 28.Bh7 Bd2+-) 26...f4 27.Kg2 fg3 28.fg3 h5? (28...Bg3 29.Kg3 h6+-) 29.Rg5 h4 (29...Ra8 30.Bc4 Bg3 31.Kg3+- (worse 31.Rg3 Ra5+-)) 30.Kh2 Rf3 31.Be4 (31.Bb5 hg3 32.Rg3 Rf2 33.Rg2 Rg2 34.Kg2 Kd6+-) 31...Re3 32.Bd5 hg3 33.Rg3 Re2 34.Kh3 Rc2 35.Bb3 Rc1 36.Kg4 b5 37.Kf5 Kc6 38.Ke4 d6 (38...Re1 39.Re3 Rc1 40.a4 ba4 41.Ba4 Kd6 42.Bb5+-) 39.Kd3 (39.Bd5 Kb6+-) 39...Re1 (39...Rh1 40.a4+-) 40.Re3 Rf1 41.d5 Kc5 42.Re7 Rf2 (42...Kb6 43.Re8+-) 43.Rc7 Kb6 44.Rc6 Ka5 (44...Kb7 45.Rd6 Rf4 46.c4 bc4 47.Bc4+-) 45.Rd6 Rf3 (45...Rf1 46.Kd4+-) 46.Kd4 b4 47.c4 1-0. BeepBeepImAJeep (2635) - Clovis99 (2530), lichess.org, 2017.

6.Nd5 Bc3?? 7.dc3 (better 7.Nf6 Bf6 8.Rb1+-) 7...Qd6 8.Qc1?? (8.Nf3 0-0+-) 8...Ne5?? (better 8...Qd5 9.Qe3 Qe5 10.Qe5 Ne5=+) 9.Qd2 Rg8 (9...c6 10.Nf4 Qd2 11.Kd2+-) 10.e4 1-0. opperwezen (2780) - Haroldo_Montado (2575), lichess.org, 2016.

6.Nd5 Qd4 7.Nb4 Qb4 (--> 6.Nd5 Qd6 7.Nb4 Qb4).

6.Nd5 Qd4? 7.Nc7 Kd8 8.c3 Bc3 9.Rc1!

6.Nd5 Qe6 7.c4 Ba5 8.Nf3 Qe4 9.e3 d6 10.Be2 Be6 11.Qb3 0-0 12.0-0 Rab8 13.Bd3 Qg4 14.Nf4 Bc8 15.Qc2 h6 16.Bh7 Kh8 17.d4 b6 18.Be4 Qd7 19.Rfd1 Nb4 20.Qb1 Re8 21.a3 Nc6 22.Qc2 Nd8 23.Rab1 a6 24.Nd2 Bd2 25.Rd2 Ne6 26.Nd5 Bb7 27.Rdd1 Kg8 28.Bh7 Kh8 29.Bf5 Qd8 30.Rb2 Qg5 31.Be4 Qh4 32.Rbb1 Ba8 33.Bf5 Qg5 34.f4 Qd8 35.Nc3 c5 36.d5 1–0. Pleschke,Helmut – Wingo,Michael, IECG, 2000.

6.Nd5 Qg6 7.Nc7 Kd8 8.Na8 Nd4 9.Rc1 Ba3 10.d3 10...Bc1 (10...b6 11.Rb1 Qc6 12.c4 Qa8 13.e3+-) 11.Qc1 Qc6 (11...b5 12.Qf4 Nc2 13.Kd1+-) 12.c4 b6 13.Qg5 f6 14.Qg7 Re8 15.Nf3 (15.e3 Bb7 16.Kd2 Qd6+-) 15...Nf3 16.gf3 Qf3 17.Rg1 Bb7 18.Rg3 Qf4 19.e3 (better 19.Re3!? Ba8 20.Re8 Ke8 21.Qg8 Ke7 22.e3+- (22.Qh7?! Kd6 23.f3 Bc6+-)) 19...Ba8 20.Bh3 Qd4 21.Qh7 (better 21.e4!?+/-) 21...Qa1= 22.Kd2 Qa2 23.Kc3 Qa1 24.Kc2 (24.Kd2 Qa2 25.Ke1 Qb1 26.Ke2 Qc2 27.Ke1 Qc1 28.Ke2 Qc2 29.Ke1 Qc1 30.Ke2 Qc2=) 24...Bc6=+ 25.Rg7?? (better 25.e4=+) 25...Ba4 26.Kd2 Qd1 (26...Qb2 27.Ke1 Qc1 28.Ke2 Qd1) 27.Kc3 Qc2 28.Kd4 Qb2 29.Kd5 Qe5 0-1. Shuvalov,E (2180) - Mrudul,Dehankar (2255), Titled Tuesday (8), 2020.

6.Nd5 Bd2??

7.Kd2+- Qd4 8.Ke1 0-0 9.Qd4 Nd4 10.Rd1 Nb5 11.c4 Nd6 12.Nc7 Rb8 13.Rd6 b6 14.Nf3 Bb7 15.Nd4 Rbc8 16.Rd7 Rfd8 17.Rd8 Rd8 18.e3 Rd7 19.Ncb5 Bg2 20.Bg2 a6 21.Bc6 Re7 22.Nd6 (22.Nd6 Re5 23.Rg1+-) 1–0. Mario Cruz (1855) – IroniteNC, internet, 2005.

7.Kd2+- Qd4 8.Ke1 0-0? 9.Qd4 Nd4 10.Rd1 c5 11.c3 Nc2 12.Kd2 Na3 13.Kc1 d6 14.e4 b5 15.Kb2 Nc4 16.Bc4 bc4 17.Ne7 Kh8 18.Rd6 Rb8 19.Kc2 Be6 20.Nf3 Rfe8 21.Nc6 Rb6 22.Rhd1 1–0. marre (1930) – PVI (1680), GameColony.com, 2003.

7.Kd2+- Qd4 8.Ke1 0-0 9.Qd4 Nd4 10.Kd2 Ne6 11.Nf3 Re8 12.Nd4 Rd8 13.e3 c6 14.Ne7 Kf8 15.Nc8 Rac8 16.Bd3 d5 17.Ne6 fe6 18.Bh7 e5 19.Rhg1 Ke7 20.Bf5 Rb8 21.Rae1 Kf6 22.Bg4 g5 23.Rgf1 d4 24.Ra1 b5 25.Rfb1 a5 26.a4 b4 27.e4 c5 28.Rb3 c4 29.Rf3 Kg6 30.Be6 c3 31.Ke2 Rf8 32.Rf5 Rf5 33.ef5 Kf6 34.Kd3 Rh8 35.h3 Rh4 36.Rb1 Rf4 37.f3 Rh4 38.Rb3 Rh7 39.Bd5 Rc7 40.Be4 Rc8 41.Ke2 Rh8 42.Rb1 Rh4 43.Kd3 Rh7 44.Kc4 Rd7 45.Bd3 Rb7 46.Kd5 Rb8 47.Rg1 b3 48.cb3 Rb3 49.Rb1 c2 50.Bc2 Rc3 51.Be4 g4 52.fg4 Ra3 53.h4 d3 54.Rb7 1–0. vapujara (2090) – Guptagm (1970), FICS rated standard game, 2013.

7.Kd2+- Qd4 8.Ke1 Qc5 9.Qd2 Ne7 +-.

7.Kd2+- Qd6 8.Ke1 0-0 9.Nf3 Ne5 10.Ne5 Qe5 11.Rb1 c6 12.Nb4 d5 13.e3 Qg5 14.h4 Qg6 15.h5 Qg5 16.h6! g6 (16...gh6 17.g3 Decoy) 17.Qd4 f6 18.f4 (18.c4 Be6+-) 18...Qg4? (better 18...Qg3 19.Kd2 Bf5+-) 19.Kf2 Bd7 (19...Qe6 20.Be2+-) 20.c4 Rad8 (20...b6 21.Be2 Qf5 22.Bf3+- (worse 22.cd5 c5 23.Qc4 cb4+-)) 21.cd5 a5 22.dc6 (better 22.Nd3 cd5 23.Rb7+-) 22...Bf5 (22...Be6 23.Be2 Rd4 24.Bg4 Rd2 25.Ke1+-) 23.Qc4 (better 23.Nd5 Rd5 24.Qd5 Be6 25.Qd6+-) 23...Be6 24.Qc2 ab4 25.cb7 b3 (25...Qf5 26.Qf5 gf5 27.Rb4 Ba2 28.Rh3+-) 26.Rb3 (better 26.Qc7 Rd7 27.b8Q Rb8 28.Qb8 Kf7+-) 26...Bb3 27.Qb3 (27.ab3?! Qd7 28.Ba6 g5+-) 27...Kh8 28.Qb4 Qd7 29.Be2 Qd2 (29...Rb8 30.Bf3 Rfe8+-) 30.b8Q! (30.b8Q Qe3 31.Ke3 Rb8 32.Qd6 Rbd8 33.Qc7 Rg8 34.Kf2 Rc8 35.Qf7 Rcf8 36.Qe7 g5 37.Bd3 f5 38.Qe5 Rf6 39.Qf6 Rg7 40.Qg7) 1-0. BeepBeepImAJeep (2650) - tamik (2340), Rated Blitz game, lichess.org, 2015.

7.Kd2+- Qe5 8.e4! 0-0 (8...Qe4 9.Nc7 Double attack (9.Nc7 Deflection)) 9.Bd3 Qg5 (9...b6 10.Nf3 Qd6 11.Rb1+-) 10.f4 Qd8 (10...Qg2 11.Ne2+-) 11.Qh5 d6 (11...Ne7 12.Nf3+-) 12.Nf3 White prepares the advance e5 12...Be6 13.Rab1 Rb8 (13...Na5 14.f5 Bd5 15.ed5+-) 14.Rhe1 White plans e5 (14.f5 Bd5 15.ed5 Ne5 16.Ne5 de5+-) 14...Ne7 (14...a5+-) 15.e5 h6 16.Ne7 Qe7 17.f5 Ba2 (17...Bd7 18.f6! Qe6 19.Rb4+-) 18.f6 Qe6 (18...Qd7 19.fg7 Kg7+-) 19.fg7 Rfd8 (19...Rfe8 20.Ng5 Kg7 21.Ne6 Be6 22.Re3+-) 20.Ng5 Qd5 21.Qh6 Qg2 22.Kc3 Qc6 23.Kb2 Qb6 24.Ka1 Bb1 25.Bh7# 1–0. psychobishop (1695) – queensservant (1770), gameknot.com, 2015.

7.Kd2+- Qf2 8.Nc7 Kd8 9.Na8 Re8 10.Nf3 b6 11.Rb1 Ba6 (11...Bb7 12.Nb6! ab6 13.Qe1 Qe1 14.Ne1+-) 12.Rb3 (12.Qe1 Qe1 13.Ke1 Bb7 14.Nb6 ab6 15.Rb6 Kc7+-) 12...Na5 (12...Bb7 13.Nb6! ab6 14.Qe1 Qe1 15.Ke1+-) 13.Rc3 Nc4 14.Rc4! Bc4 15.Qe1 Qe3 (15...Qe1 16.Ne1 Bd5 17.Nb6 ab6 18.e3+-) 16.Kd1 Re6 (16...Bd5 17.Qh4 f6 18.Qh7 Ba8 19.Qg7 Qc3+-) 17.Qh4 f6 (17...Kc8 18.Qc4 Qc5 19.Qc5 bc5 20.g4+-) 18.Qc4 Rd6 (18...Qc5 19.e4+-) 19.Ke1 (19.Ke1 Re6 20.Qc7 Ke7 21.Qa7 Qc1 22.Kf2 Qe3 23.Kg3+-) 1-0. FeegLood (2525) - potpiedude (2340), lichess.org, 2015.

6.Nd5 Qd6

7.c4 Bc5 8.e3 0-0 9.Nf3 Ne5 10.Ne5 Qe5 11.d4 Qd6 12.dc5 Qc5 13.Bd3 c6 (13...f5 14.Qh5 c6 15.Bf5 Rf5 16.Qf5 cd5 17.Qd5 Qd5 18.cd5+-) 14.Nc3 (better 14.Bh7 Kh7 15.Qh5 Kg8 16.Nf6 gf6 17.Qc5+-) 14...d5 15.Qb3 Be6 (15...d4 16.ed4 Qd4 17.Rd1 Re8 18.Ne2+-) 16.cd5 (16.Qb7?! dc4 17.Be2 Qa3+-) 16...cd5 17.Na4 (17.Ne2!? Qa5 18.Qc3 Qc3 19.Nc3 a6+-) 17...Qa5 18.Ke2 d4 19.Qb5 Qd8 20.Rad1 (20.Qb7!? Bd5 21.Qb1 Qh4+-) 20...Bd7+/- 21.Qb4 Bg4? (21...Qe8 22.Nc5 Bg4 23.f3 Qe3 24.Kf1 Bf3=) 22.f3+- Qe8 (22...Be6 23.Qd4 Qg5 24.Kf2+-) 23.Qd4 (23.fg4?! Qe3 24.Kf1 Qf4 25.Kg1 Qe3 26.Kf1 Qf4 27.Kg1 Qe3 28.Kf1=) 23...Be6 24.Nc5 Rd8 (24...Qe7 25.Qe4 g6 26.Ne6 (worse 26.Nb7 Rab8 27.Rb1 Qg5+-) 26...fe6 27.h4+-) 25.Qe4 (25.Ne6?! Rd4 26.Nd4 Qe5+-) 25...g6 26.Ne6 fe6 (26...Qe6 27.Qe6 fe6 28.Rc1+-) 27.Bc4 Rf6 (27...Kg7+-) 28.Be6! Kg7?? (28...Qe6 29.Rd8 Deflection (29.Rd8 Overloading); 28...Re6 29.Qe6) 29.Rd8 Qd8 30.Bb3 (better 30.Rd1 Re6 31.Qe6+-) 30...Qa5 (30...Qc7 31.Rc1! Rc6 32.Rd1+-) 31.Rd1 (better 31.Qe7 Kh6 32.Qf6 Qa6 33.Qa6 ba6+-) 31...Qc7 32.Qd5 (32.Be6 Kh8 33.Rd7 Qb6+-) 32...Rc6 (32...Kh6 33.f4 Qe7 34.Qd7 Qd7 35.Rd7+-) 33.Qd7 Qd7 34.Rd7 Kf6 35.Rb7 Ke5 (35...a5 36.Rf7 Ke5 37.Rh7+-) 36.Ra7 Rc3 (36...h6 37.f4 Kd6 38.e4+-) 37.Rh7 Kf6 (37...Rc6 38.f4 Kd6 39.Rh6+-) 38.Rh4 (better 38.Rf7!? Kg5 39.f4 Kh6+-) 38...Kg5 (38...Rc1 39.f4 Kg7 40.e4+-) 39.Rc4 Kh6 (39...Rc4 40.Bc4 Kf6+-) 40.Rc3 Kh5 41.Rc4 (41.Rc5 Kh6 42.a4 Kg7 43.a5 g5 44.Rg5 Kf6 45.h4 Ke7 46.a6 Kd6 47.a7 Kc6 48.a8Q Kd6 49.Rg6 Ke7 50.Qb7 Ke8 51.Rg8) 41...g5 42.Rg4 (42.Rc6 g4 43.f4 g3 44.h3 Kh4 45.Rh6) 42...Kh6+- 43.Bd5 Kh5 44.Be4 (44.a4 Kh6+-) 44...Kh6 45.Bf5 (better 45.a4 Kh5 46.a5+-) 45...Kh5 46.e4 (46.Ra4 Kh6 47.Ra7 g4 48.f4 Kh5 49.Rh7) 46...Kh6+- 47.e5 Kh5 48.Ke3 (48.Rd4 Kh6 49.Rd7 g4 50.f4 Kh5 51.Rh7) 48...Kh6+- 49.Ke4 Kh5 (49...Kg7 50.Rg5 Kh8 51.Rh5 Kg8 52.Be6 Kf8 53.Kf5 Ke7 54.Rh7 Kd8 55.Kf6 Ke8 56.Rh8) 50.Kd5 (50.e6 Kh6 51.e7 Kg7 52.e8Q Kf6 53.Qf8) 50...Kh6 51.Ke6 Kh5 52.Kf7 (52.h4 Kh6 53.Kf6 Kh5 54.Bg6 Kh6 55.hg5) 52...Kh6 53.a4 Kh5 54.a5 (54.h4 gh4 55.Kg7 h3 56.Bg6) 54...Kh6 55.a6 Kh5 56.a7 Kh6 57.a8Q Kh5 58.Qh8 1-0. BeepBeepImAJeep (2625) - Moro182 (2630), lichess.org, 2016.

7.c4 Bc5 8.e3 0-0 9.Nf3 Ne7 10.Ne7 Qe7 11.Be2 d6 12.0-0 Bf5 13.d4 Bb4 14.Bd3 Bg4 15.h3 Bh5 16.Bh7 Kh7 17.Qb1 Kg8 18.Qb4 Bf3 19.gf3 Qh4 20.Kg2 f5? (20...b6 21.Rg1+=) 21.Rg1 (21.Qb7 f4 22.e4 Rab8 23.Qd5 Kh7+-) 21...Rf6? (21...b6 22.Qb5+=) 22.Kf1 (22.Qb7 Re8 23.Qc7 Rg6 24.Kf1 Rg1 25.Kg1 Qh3 26.Qd6 Qf3+-) 22...Qh3? (better 22...b6!?+/-) 23.Ke2+- b6?? (better 23...f4 24.Qb7 Qc8 25.Qd5 Kf8+-) 24.Rg3 (24.Rh1 c5 25.Qb5+- (25.Rh3?! cb4 26.Rb1 a5+/-)) 24...Qh5 25.Rag1 Rf7 26.Qb5 Qh6 27.Rg7 Rg7 (27...Qg7 28.Rg7 Kg7 29.f4+/-) 28.Qd5 Kh7 29.Rg7 Qg7 30.Qa8 c5 31.Qd5 Qf6 32.f4 Kg6 33.Qg2 Kf7 (33...Kh6 34.d5+/-) 34.Qb7+- Kg6 (34...Qe7 35.Qe7 Ke7 36.d5+-) 35.Qd5 (35.Qa7 Qe6 36.Qa4 (36.Qb6?! Qc4 37.Kd2 Qa2 38.Ke1 Qa1 39.Ke2 Qa2 40.Kf1 Qc4 41.Kg1 Qd5+=) 36...cd4 37.Qc6+-) 35...cd4+/- 36.Qd4 Qd4 37.ed4 Kh5 38.Kf3 Kh4 39.a4 a5 40.Ke3 (40.Kg2 Kg4 41.f3 Kf4+=) 40...Kg4 41.f3 Kg3 42.Ke2 Kf4 43.Kf2 Kg5 44.Kg3 (44.Ke1 f4 45.Ke2 Kf6+=) 44...f4= 45.Kg2 Kh5 46.Kf2 Kh4 47.Kg2 Kg5 48.Kh3 Kf5 (better 48...Kh5=) 49.Kg2?? (49.Kh4 Ke6 50.Kg5=) 49...d5?? (49...Ke6 50.Kf2 d5-+) 50.c5?? (50.cd5 Kf6 51.Kf2+/-) 50...bc5-+ 51.dc5 Ke5 52.Kf2 (52.Kf1 d4 53.Ke2-+) 52...Ke6 (better 52...d4-+) 53.Ke2= Kd7 54.Kd3 Kc7 55.Kd4?? (better 55.Kc3=) 55...Kc6-+ 56.Ke5 (56.Kd3 Kc5 57.Kc3 d4 58.Kd3 Kd5-+) 56...Kc5 57.Kf4 Kd4 (better 57...d4 58.Ke4 Kc4-+) 58.Kg4?? (better 58.Kg5 Kc3 59.f4-/+) 58…Kc3-+ (58...Kc3 59.f4 d4-+) 0-1. BeepBeepImAJeep (2670) - Astramariy (2730), lichess.org, 2019.

7.c4 Bc5 8.e3 Qe5 9.Nf3+= Qh5?? (better 9...Qd6+=) 10.Nc7+- Kd8 11.Na8 Qg6 (11...b6 12.g4! Qg6 13.Nh4+-) 12.Be2 (better 12.a3 Qd6+-) 12...Nb4 (12...b6 13.0-0 Bb7 14.d4+-) 13.0-0 d5 14.d4 Bh3 (14...Bd6 15.a3 Nc6 16.cd5+-) 15.Nh4 Qg5 (15...Qf6 16.dc5 Qh4 17.gh3 Qg5 18.Kh1+-) 16.dc5 Qh4 17.gh3 Re8 (17...Qg5 18.Kh1 Ke7 19.Nc7+-) 18.Bf3 (18.Rb1 a5 19.a3 Ke7+-) 18...Re5 (18...Qc4 19.a3 Nd3 20.Be2+-) 19.Bg2 (19.cd5!? Qh3 20.c6 Rg5 21.Kh1 b6+-) 19...Rg5 (19...Qc4 20.Rc1 Qa2 21.Qg4+-) 20.f4 (20.cd5?? Qh3 21.Qg4 Qg4 22.Rfd1 Qg2) 20...Rg6 21.cd5 (21.Qd2 Qh3 22.Rf2 Na6 23.Qd5 Qd7+-) 21...Qh3 22.Qf3 (better 22.Qd2 Rg2 23.Qg2 Qe3 24.Kh1 Qc5+-) 22...Qh4 (22...Qc8 23.f5 Rh6 24.d6 Qc5 25.Qb7 Rd6 26.Rac1+-) 23.c6! Nc2 (23...bc6 24.dc6 Passed pawn) 24.Rad1 (24.Rad1 bc6 25.dc6 Kc8 26.c7 Rg2 27.Qg2 Nb4 28.Nb6 Kc7 29.Rd7 Kb6 30.Qb7 Ka5 31.Qa7 Kb5 32.Rb7 Kc6 33.Rc7 Kd5 34.Qd4 Ke6 35.f5) 1-0. BeepBeepImAJeep (2750) - beatles_21 (2660), lichess.org, 2020.

7.c4 Nd4 8.e3 Ne6 9.Nf3 a5 10.Qb3 Nc5 (better is 10...Ba3!?=) 11.Qb2+/- Ne6 12.a3 (worse is 12.Nb4 Qb4 13.Qc2 b6+=) 12...Bc5 13.d4 Ba7 14.e4 c5 15.Bd3 cd4 16.0-0 0-0 17.Qc2 h6 18.e5 Qc5 19.Nd2 Rd8 20.Ne4 Qf8 21.Qe2 Bb8 22.f4 d6 23.f5 de5 24.Nb6?? (better is 24.fe6 Be6 25.Ng3+=) 24...Nf4+= 25.Rf4 ef4 (better is 25...Ra6!? 26.Nc8 ef4+=) 26.Na8+= Re8? (26...Bf5 27.Qd2 Re8=) 27.Qg4+- Kh8 28.Nb6 Ba7 (28...Re5 29.Nc8 Qc8+-) 29.Nc8 Rc8 30.Qf4 1–0. Barbarickiy,Yuri (2020) – Bogachuk,Fedor (1880), Salekhard op, 2008.

7.c4 Ne7 8.Nb4 Qb4 9.e3 0-0 10.Nf3 d5 11.cd5 Nd5 12.Rb1 Qg4 13.h3 Qg6 14.Rc1 Re8 15.d4 Bd7 (15...c6 16.Ne5 Qg5 17.Qf3=) 16.Ne5 Qg5 (16...Qd6 17.Qb3+=) 17.h4 (17.Rc5 Be6 18.e4 b6=) 17...Qh6 18.Bc4 Be6 19.Qf3 (better 19.Qb3!? Red8 20.g4+/-) 19...c6= 20.g4 f6 21.g5 fg5 22.Kd2 (22.Qe4 g4 23.Ng4 Bg4 24.Qg4 Rad8=) 22...g4 (better 22...gh4!? 23.Ke1 Rf8-/+) 23.Ng4= Bg4 24.Qg4 Kh8 (24...Rad8!?=) 25.Bd5+= cd5 26.Rc7 Qf6 27.Qg2 (27.Rh2 Rg8 28.Rb7 Qa6=) 27...Rac8 (27...Re7!? 28.Re7 Qe7 29.Qd5 Rd8=) 28.Rhc1+/- Rc7 29.Rc7 g6 30.Qh2 (better 30.h5 Qb6 31.Qg3=) 30...Qb6 (better 30...Qa6=) 31.Qf4+- Qb2? (better 31...Qa5 32.Ke2 Qa6 33.Kf3 Qe6+-) 32.Kd1 Qb1 33.Ke2 Qb5 (33...Qf5 34.Qh6 Qh5 35.Qh5 gh5 36.Rb7 a6+-) 34.Kf3 Qb6 (34...Qe2 35.Ke2 Re3 36.Qe3 Kg8 37.Qe8) 35.h5! (35.h5 Qe6 36.Rb7 gh5 37.Ra7 Qh3 38.Ke2 Qg4 39.Qg4 hg4 40.a4+-) 1-0. BeepBeepImAJeep - SharkAnto55 (2425), lichess.org, 2017.

7.c4 Ne7 8.Nb4 Qb4 9.e3 0-0 10.Nf3 d5 11.cd5 Nd5 12.Be2 Bg4 13.0-0 Rad8 14.d4 Nc3= 15.Qe1 Ne2 (15...Qb2 16.Bc4 Bf3 17.gf3=+) 16.Qe2= Qd6 17.h3 Bh5 18.Rac1 Rfe8 19.Rc5 b6?? (better 19...Bg6 20.Rfc1 c6=) 20.Rh5+- Qg6 21.Rg5 Qf6 22.Rg4 (22.Qc2 Re7+-) 22...h5 (22...Rc8 23.Qa6+-) 23.Rg5 (23.Rh4 Rd5 24.Qc4 Rf5+-) 23...g6 (23...Rd4 24.Rh5 Rdd8 25.Qc2+-) 24.Re5 (24.Qa6 Ra8+-) 24...c5 25.Rd1 cd4 26.Re8 Re8 27.Nd4 Qe5 28.Qf3 Qc5 29.Qc6 Qg5 (29...Qc6 30.Nc6 a6+-) 30.Qe8 (30.Qe8 Kg7 31.Ne6 fe6 32.Rd7 Kf6 33.Qf7 Ke5 34.f4 Ke4 35.Qe6 Qe5 36.Qe5) 1-0. BeepBeepImAJeep (2765) - Shark_Tiger (2425), lichess.org, 2020.

7.e4 f5 8.c3= Ba5 9.Qh5 g6 10.Qh4 Ne7 11.Ne7 (11.Ne3 Qe6 12.ef5 Nf5=) 11...Qe7 12.Qe7 Ke7 13.ef5 d6 (13...gf5!? 14.Nf3 d5=) 14.fg6+= hg6 15.Nf3 Bg4 16.Be2 Rae8 17.Rb1 Kd7 (17...Bb6 18.d4+=) 18.Kd1 Kc8 19.Nd4 Be2 20.Ne2 c6 21.h4 Bb6 22.d4 c5 23.g4 Re4 24.f3 Re3 25.Nf4 g5 26.Nd5 Rf3 27.Ke2 Rg3 28.hg5 Re8 29.Kf2 Rg4 30.Rhg1 Rge4 31.g6 Rf8 32.Kg3 Bd8 33.g7 Rg8 34.Kf3 Rh4 35.dc5 Rh7 36.cd6+- Rgg7 37.Rg7 Rg7 38.Ke4 Rg4+/- 39.Kd3 Rg6+= 40.d7 Kb8 41.c4 1–0. market (2260) – NN, GameColony.com, 2002.

7.Nb4 Qb4

8.a3 Qc5 9.e3 =.

8.a3 Qe7 9.c4 (9.Nf3 0-0=) 9...b6 (9...0-0 10.d4=) 10.e3 (10.Nf3 0-0=) 10...Bb7 (10...d6 11.d4=) 11.Nf3 (11.d4 0-0=) 11...0-0 (11...Ne5 12.Be2=) 12.Be2 (12.d4 Na5=) 12...f5 13.0-0 Rae8 14.Re1 Qf6 (14...f4 15.ef4 Qd6 16.d4=) 15.d4 f4 16.d5 Na5 (16...Ne5 17.e4=) 17.Bd3 (17.ef4 Qf4 18.Qc2 c6=) 17...fe3 18.fe3 Ba6 19.Qe2 Nb3 20.Rab1 Nc5 21.Nd4 g6 (21...Qg5 22.Nb5 Bb5 23.cb5+=) 22.Rf1= Qg7 (22...Qe5 23.Rf8 Rf8 24.Rd1=) 23.Rbd1 (23.Rf8 Qf8 24.Qd2 Nd3 25.Qd3 Qc5=) 23...Qe5 (23...Qe7 24.Rf8 Rf8 25.Re1=) 24.Rf8 Rf8 25.Re1 (25.Qd2 Rf7=) 25...Re8 (25...Kh8 26.Bc2=) 26.Qd2 Nd3 27.Qd3 Qd5 28.Qg6 hg6 29.cd5 Bc4 30.Rc1 b5 31.Rc3 Re5 (worse is 31...Bd5 32.Rc7 Re3 33.Rd7+/-) 32.a4 (32.d6 c5 33.Nf3 Rd5-/+) 32...a6 (worse is 32...Bd5 33.ab5 (33.Rc7?! ba4 34.Ra7 Re3=) 33...c6 34.bc6 dc6 35.Nc6 Bc6 36.Rc6+/-) 33.ab5 (33.d6 c6-/+) 33...ab5 34.Nc2 (34.d6!? c6 35.Nf3-/+) 34...Rd5-+ 35.Nb4 (35.Nd4 c5 36.Nb3 Bb3 37.Rb3 c4-+) 35...Rd6 36.Kf2 (36.Rc1 c5 37.Nc2 Rd3-+) 36...c5 37.Nc2 Rd3 38.Rd3 Bd3 39.Ne1 (39.Na1-+) 39...Be4 40.Ke2 (40.Nf3 Bf3 41.gf3 d5-+) 40...d5 (better is 40...b4 41.Nd3 Bd3 42.Kd3-+) 41.Kd2 Kf7 (better is 41...b4 42.Kc1 c4-+) 42.Nd3 (42.Kc3-+) 42...Bd3 43.Kd3 Ke6 44.e4 de4 (better is 44...d4 45.h4-+) 45.Ke4 b4 46.g4 (46.Ke3-+) 46...b3 47.Kd3 c4! 48.Kc3 (48.Kc4 b2 Passed pawn) 48...g5 49.h3 Ke5 50.h4 gh4 0–1. Mittelstaedt,Joel (1625) – Oberpriller,Johannes (1735), GER–chT U14, 2009.

8.Rb1 Qa5 9.e3 Qa2 10.Ne2 0-0 11.Nc3 Qa3 12.Qh5 d6 13.Bd3 g6 14.Qh6 Ne5?? 15.Nd5+- f6? 16.Ne7 Kf7 17.Qh7 Ke8 18.Nd5 Rf7 19.Qg8 Rf8 20.Bg6 Ng6 21.Qg6 Rf7 22.Qg8 (22.Qg8 Rf8 23.Nf6 Ke7 24.Nd5 Ke8 25.Qg7+-) 1–0. Sandeman_be – Simon de Balle, ChessWorld.net, 2005.

8.c3 Qc5 9.e3 d5 10.Nf3 0-0 11.Be2 Bf5 12.0-0 a6 13.Qb3 b5 14.d4 Qd6 15.Nd2 Na5 16.Qb4 Qb4 17.cb4 Nc4 18.Nc4 dc4 19.a4 Be4 20.ab5 ab5 21.f3 Bc2 22.e4 Ra4 23.Ra4 Ba4 24.d5 Ra8 25.Ra1 Kf8 26.Kf2 Ke7 27.Ke3 Kd6 28.Kd4 c6 29.e5 Kd7 30.d6 Re8? 31.f4 f5? 32.h3 g6 33.g4 Rg8 34.g5 Re8 35.Bf3 h6? 36.h4 hg5 37.hg5 Rh8 38.Kc5 c3 39.Bc6 Ke6 40.Bd5 Kd7 41.e6 Ke8 42.Bc6 Kf8 43.Bb5 Bb5 44.Kb5 c2 45.Rc1 Rh2 46.Kc6 Ke8 47.Kc7 Rd2 48.b5 1–0. hal1958 – saemi, HCL–A1095 playchess.de, 2003.

8.c3 Qc5 9.Nf3 d5 (9...0-0 10.Qc2=) 10.e3 Bg4 (10...Bf5 11.Qa4=) 11.h3 (11.Be2 Rb8=) 11...Bh5 (11...Bf3 12.Qf3 0-0 13.Rb1=) 12.Be2 0-0-0 (12...Qd6 13.Qb3=) 13.Qb3 Na5 14.Qb4 (14.Qa4 Nc4=) 14...Qb4 15.cb4 Nc6 (15...Bf3 16.Bf3 Nc6 17.b5=) 16.b5+= Bf3 17.Bf3 (17.gf3 Ne7+=) 17...Ne5= 18.Ke2 (18.d4 Nf3 19.gf3 Rhg8=) 18...d4 19.Bg4 (19.Be4 g6=) 19...Ng4 (19...Kb8 20.Rac1=) 20.hg4 d3 21.Ke1 (21.Kf3 h6=) 21...Rd5 (21...Rd6 22.a4=) 22.a4 (22.Rh5 Rd7=) 22...h6 23.f3 Re8 24.Kf2 Kd7 (24...c6!?=) 25.e4+= Rd6 26.Ke3 Rd8 (26...c5 27.Ra3+-) 27.Ra3 Ke6 (27...c5 28.Rc1 b6 29.Rcc3+-) 28.Rc1+- c6 (28...R8d7 29.Rcc3+-) 29.bc6 bc6 (29...Rc6 30.Rc6 (30.Rd3?? Rd3 31.Kd3 Rc1-+) 30...bc6 31.Rd3+-) 30.Rac3 (30.Rc5 Rb8+-) 30...Kd7 31.Rd3 Rd3 32.Kd3 Kc7 (32...Kd6 33.Kc3+-) 33.Ke3 Kb6 (33...Rb8!?+-) 34.d4+- f6 (34...a5 35.Rc5+-) 35.Rc5 Re8 (35...a5 36.f4+-) 36.a5 Kb7 37.g3 (37.f4 Re6+-) 37...g6 (37...Rd8 38.f4+-) 38.f4 Re6 (38...Rg8 39.Rc1+-) 39.Kd3 (39.f5 Re8+-) 39...Rd6 40.g5 (40.Rc2 Rd8+-) 40...hg5 41.fg5 fg5 42.Rg5 The passed pawn on e4 quickly leads to threats 42...Rf6 43.e5 Threatening mate: exf6 43...Rf3 44.Ke4 Ra3 45.e6 (45.Rg6 Ra5 46.Rg7 Kc8+-) 45...Kc7 46.Rg6 The passed pawn on g3 will quickly become a dangerous weapon (better 46.d5!? Ra4 47.Ke5 cd5+-) 46...Ra5 47.e7 The mate threat is e8Q 47...Kd7 48.Rg7 (48.g4 Ke7 49.Rc6 Rg5+-) 48...Rb5 (48...Ra1 49.e8Q Ke8 50.Rc7+-) 49.g4 (better 49.e8Q Ke8 50.Ra7+-) 49...Rb8?? (49...a5!?+-) 50.Ke5 (better 50.e8Q Ke8 51.Rg8 Kf7 52.Rb8+-) 50...Re8 (50...Rb1 51.Rf7+-) 51.Kf6 a5 52.Rh7 a4 53.g5 a3 54.Rh3 (54.g6 a2 55.Rh1 Re7+-) 54...a2 (54...Re7 55.g6 Re6 56.Kf5+-) 55.Ra3 Re7 56.Ra2 Kd6? (56...Re6 57.Kg7 Re7 58.Kh6 Re1+-) 57.g6 Re6 58.Kf7 Re7 59.Kf8 Re1 (59...Re4 60.Rg2 Rf4 61.Ke8 Re4 62.Kf7 Rf4 63.Kg8+-) 60.Rg2 Rf1 61.Ke8 Re1 62.Kd8 (better 62.Kf7 Rf1 63.Kg8 Kd5+-) 62...Ra1 (62...Rb1 63.Kc8 Ra1+-) 63.Ke8?? (better 63.Kc8+-) 63...Re1 64.Kf7 Rf1 65.Kg7 (better 65.Kg8!? Kd5 66.Rg4 Ke6+-) 65...Kd5 66.Rg4 Ke6 67.Rh4 Rg1 68.Kh7 (better 68.Rh5 Rg3+-) 68...Kf6 69.Rh6 Rg2 70.Rh3 Re2 (70...Rg4+-) 71.g7 Re7 (71...Rg2 72.g8Q Rg8 73.Kg8+-) 72.Rf3 Kg5 73.Kh8 (73.Kh8 Rg7 74.Kg7 Kg4 75.Rf6 Kg5 76.Kf7 Kg4 77.Rc6 Kg3 78.d5 Kf2 79.d6 Kf3 80.d7 Ke3 81.Re6 Kd4 82.d8Q Kc5 83.Qc7 Kd4 84.Qd7 Kc4 85.Rc6 Kb4 86.Qb7 Ka4 87.Ra6) 1–0. Dessing,Bastiaan – Postma,Daan, NED op U14 Netherlands, 2001.

8.c3 Qe4 9.e3 0-0 10.Ne2 Ne5 11.Nf4 d6 (11...Re8 12.Be2=) 12.Qb1 Qc6 13.Be2 (13.Qb3 a6=) 13...Bg4 14.f3 Bd7 15.a4 a6 16.a5 Rfe8 17.Qb3 Rab8 (17...Bf5 18.d4 Ng6 19.Ng6 Bg6 20.e4+=) 18.d4+= Ng6 19.Ng6 hg6 20.Bc4 Re3 21.Kd2 Re7 22.Rhe1 Rbe8 23.Re7 Re7 24.Bd5 (24.Re1 Re1 25.Bf7 Kh7 26.Ke1 b6+/-) 24...Qb5 25.Qb5 Bb5 26.c4 Bc6 27.Rb1 Kf8 28.Bc6 bc6 29.Rb8 Re8 30.Rb7 Re7 31.Ra7+- c5 32.Ra6 Re8 33.dc5 dc5 34.h4 Ke7 35.Rc6 Kd7 36.Rc5 c6 37.Rg5 Kd6 38.a6 Kc7 39.h5 gh5 40.Rg7 Kb6 41.Rf7 Ka6 42.Rh7 Rg8 43.Rh5 Rg2 44.Ke3 Rc2 45.Kd4 Rf2 46.Kc5 Rf3 47.Rh6 Rf5 48.Kc6+- Rf3 49.c5 Rf7 50.Rd6 ½–½. Woelfelschneider,Peter (2325) – Cavalcanti,Antonio (2205), CiF–4er/high/0016, 2010.

8.c3 Qe4 9.e3 d6 10.Nf3 0-0 11.Qb1 Qg4 12.h3 Qh5 13.Bd3 a6 14.Nd4 Nd4 15.cd4 b5 16.a4 Bd7 ½–½. Trokenheim,Marek (1765) – Pilgram,Kurt, OP–2012–0-02228, 2012.

8.e3 Nc6 9.c3 Qb6 10.f4 d6 11.Qc2 Be6 (11...Qc5 12.Nf3=) 12.Bd3 h6 13.f5 Bd7 14.Rb1 Qa5 15.Nf3 Ne5 16.Ne5 (16.Ne5 Qe5 17.0-0+= (worse is 17.Rb7 Bc6 18.Rc7 Bg2-+)). Woelfelschneider,Peter – Juhasz, 2009.

8.e3 d5 9.Rb1 Qd6 10.Nf3= 0-0 11.Bd3 Nb4=+ 12.Be2 Na2 13.c3+= b6 14.Ra1 Nc3 15.dc3 Be6 16.0-0 a5 17.Qd4 c5+/- 18.Qh4 Qc6 19.Bd3 f5 20.Rfe1 c4 21.Bc2 b5 22.g4! b4 23.Nd4 Qd7 24.gf5 Bf7 25.Ne6! Rfb8 26.Be4?? de4-/+ 27.Rad1 Qb7 28.Ng5 h6 29.Ne4 b3 30.f6 b2 31.Qg4 g6 32.Nd6= Qc7 33.Nf5 h5 34.Qg5 Be8 35.Ne7 Kh7 36.Qd5 Kh6 37.Qg8 Qb6 38.Qh8 Kg5+- 39.Rd5 Kg4 40.Rh5!! g5 41.Rg5!! (41.Rg5 Kg5 42.f4 Kg4 43.Qg7 Bg6 44.Qg6 Kh4 45.Nf5 Kh3 46.Qg3) 1–0. gtate (2150) – bobbs (2350), net–chess.com, 2006.

8.Nf3 0-0 9.e3 b6 10.Be2 Bb7 11.0-0 a5 12.c4 Rfe8 13.d4 h6 14.c5 Ba6 15.Ba6 Ra6 16.Qd3 Raa8 17.Rab1 Qa4+= 18.cb6 cb6 19.a3 Rab8 20.d5 Ne7 21.Ne5 d6+= 22.Nc4 Nc8 23.Qb3 Qb3 24.Rb3 b5 25.Na5+- Re5? 26.Nc6 (26.Nc6 Rb7 27.Ne5 de5 28.a4+-) 1–0. Hemzo,Miguel Angelo – McCarthy,Mike, Orang–Utan Invitational, 2001.

8.Nf3 0-0 9.e3 Re8 10.Bd3 Qe7 11.c3 a5 12.0-0 b6 13.Qc2 g6 14.Bb5 Bb7 15.d4 Nd8 16.Ne5 c6 17.Be2 d6 18.Nf3 Ne6 19.Rab1 Qc7 20.Qb2 Ba6 21.Ba6 Ra6 22.c4 Nf8 23.d5 Nd7 24.Nd4 c5 25.Nc6 Raa8 26.Rfe1 f6 27.e4 h6 28.Re3 Kg7 29.f3 Rf8 30.Rb3 Rae8 31.Qd2 Kh7 32.Qf2 f5 33.Qe3 fe4 34.fe4 Rf7 35.R3b2 Ref8 36.Qh3 Rf6 37.Re2 Kg7 38.Qe3 Rf4 39.Reb2 Kh7 40.Rb3 R8f7 41.Rd1 Rh4 42.g3 Rh3 43.Rdb1 Rf8 44.R3b2 Rf6 45.Rf2 Rh5 46.Rf6 Nf6 47.Qf3 Kg7 48.Qc3 a4 49.Rf1 Qf7 50.e5 de5 51.Ne5 Qe7 52.Nd7! Rf5 53.Rf5 gf5 54.Nb6 a3 55.Na4 Qe4 56.Kf2 Qb1 57.Ke3 Kg6 58.Qa3 Qe1 59.Kd3= Ne4 60.Kc2 Qe2 61.Kb1 Qc4 62.Nb6 Qd4 63.Qb2 Qg1-/+ 64.Qc1 Qh2 65.Qe1 Ng3 66.Qe8 Kg5 67.Qe7 Kg4 68.Qc5 Ne4 69.Qd4 h5 70.a4 h4 71.a5 h3 72.a6 Qd2 73.Qd2= Nd2 74.Kc2 h2 75.a7 Ne4 76.a8Q h1Q 77.Qg8 Kf3 78.Qg6 Qh2 79.Kb3 Qe5 80.Qh5 Kg3 81.Qg6 Kf2 82.Qh6 Qd4 83.Qh2 Kf3 84.Qh5 Kg3 85.Qg6 Kh2 86.Qh5 Kg2 87.Qg6 Ng3 88.Qc6 Qe5 89.d6 Ne4 90.d7 Qd4 91.Nd5 Qd3 92.Kb4 Qd2 93.Kb5 Qb2 94.Ka6 Qa1 95.Kb7 Qh8 96.Qc7 Qf8 97.d8Q Qd8 98.Qd8 Kh3 99.Ne3 Kg3 100.Nf5 Kg4 101.Qf8 Kh3 102.Qe7 Kg4 103.Qe4 Kg5 104.Kc6 Kf6 105.Kd5 Kg6 106.Qg4 .Kf7 107.Qg7 Ke8 108.Qe7# 1–0. GLChess210 – CometB23_3, computer chess game, 2000.

8.Nf3 d5 9.c3 Qc5 10.Qc2 0-0 11.e3 Bg4 12.h3 Bf3 13.gf3 Rfe8 14.Be2 d4 15.0-0-0 Rad8 16.cd4 Qc2 17.Kc2 Nd4 18.Kd3 Nf3 19.Kc3 Ne5 20.d4 Ng6 21.Bf3 c6 22.h4 Ne7 23.e4 Ng6 24.h5 Nf4 25.Rh4 Ne6 26.Rg4 h6 27.Be2 Ng5 28.Bd3 b5 29.e5 a5 30.f4 Ne6 31.Rdg1 b4 32.Kb2 Rd4 33.Bf5 Rf4 34.Be6 Rg4 35.Bg4 Re5 36.Rg2 a4 37.Bd1 a3 38.Kb3 c5 39.Re2 Rd5 40.Re8 Kh7 41.Bc2 g6 42.hg6 fg6 43.Re7 Kg8 44.Bg6 Rg5 45.Bd3 Rg7 46.Re6 Rg3 47.Kc2 Kg7 48.Re5 Rg5 49.Rg5 hg5 50.Kd2 Kf6 51.Ke3 Ke5 52.Bc4 g4 0–1. nextdoor (1620) – donex7 (1805), gameknot.com, 2014.

8.Nf3 d5 9.e3 0-0 10.Bd3 Qd6 11.c3 Bd7 12.Qc2 (12.0-0 Rab8=) 12...h6 13.Rb1 b6 14.0-0 Rfe8 15.Bh7 Kh8 16.Bd3 (16.Bf5 a6=) 16...Rad8 (16...Ne5 17.Ne5 Qe5 18.c4=) 17.Be2 Ne5 18.d4 Nf3 19.Bf3 g6 (19...Be6 20.Rfe1=) 20.Qe2 Bf5 21.Rb2 c5 22.Qb5 (22.dc5 Qc5 23.Rd1 Be4=) 22...Kg7 23.dc5 bc5 (23...Qc5 24.Qc5 bc5 25.Rd1=) 24.Rd2 (24.Qa5 Qe7+=) 24...Be4 25.Be4 Re4 26.Rfd1 Re5 27.g3 (27.Rb2 Rh5 28.h3 Rg5=) 27...Qe7 (27...a6 28.Qd3=) 28.Qc6 ½–½. Sternik,Ryszard (1805) – Roe,Philip (1890), FICGS, 2015.

8.Nf3 d6 9.e3 0-0 10.Be2 (10...Ne7 11.0-0=; 10.c3 Qa5=). Skerlik,Stanislav (2280) – Anda,Hakon (2285), corr ICCF Jubilee Officials/IM–A, 2001.

8.g3 Qe4+= 9.f3 Qe7 10.Nh3 b6 11.Bg2 Ba6 12.e3 0-0-0 (12...0-0 13.f4+=) 13.Kf2 g5 (13...h5 14.f4+=) 14.f4= f6 15.Qh5 Qe6 16.Rhd1 g4 (16...h6 17.Kg1=) 17.f5+= Qg8 18.Nf4 Ne7 19.d3 Bb7 20.e4 c5 21.c4 Qg7 22.Bf1 Nc6 23.Be2 Ne5 (23...Rhg8 24.Rab1+=) 24.a4+/- Rdg8 (24...Qg5 25.a5+/-) 25.a5 Qf8 26.ab6 ab6 27.Nd5 Bd5 28.cd5 (28.ed5?! Kb7 29.h4 Rg6 30.fg6 hg6 31.Qh8 Qh8=) 28...Kb7 29.Ra2 Rg5 30.Qh4 Qf7 31.Rda1 (31.Qh6 Rh5 32.Qf4 Rh2 33.Ke3 h5+=) 31...Rb8 (31...Rh5 32.Ra7 Kb8 33.Ra8 Kc7 34.Rh8 Rh4 35.gh4+=) 32.Qh6= Rh5 33.Qf4 Rh2 34.Ke3 Kc8 35.Bg4 Qg7 36.Bf3 Ra2 37.Ra2 Kb7 38.g4 Ra8 39.Ra8 Ka8 40.Be2 h6 41.Kd2 Qg5 42.Qg5 hg5 43.Kc3 b5 44.d4 cd4 45.Kd4 b4 46.d6 (46.Ke3 Kb8=) 46...Kb7-/+ 47.Bb5 Kb6 48.Ba4 Ka5 (48...Ng4 49.Bd7 Ne5 50.Ba4-+) 49.Bd1 Kb5 50.Kd5 b3 51.Bb3 Ng4 52.Bc4 Kb6 53.Be2 Ne5 54.Bd1 (better is 54.Bf1!?+=) 54...g4-/+ 55.Kd4 g3 56.Ke3 Kc6 57.Bf3 Nf3 58.Kf3 Kd6 59.Kg3 Ke5 60.Kf3 Kd4 61.Kf4 d6 62.Kf3 Kd3 63.Kf4 Ke2 64.e5 de5 65.Ke4 Kf2 66.Kd5 e4 67.Ke4 Kg3 68.Ke3 Kg4 69.Ke4 Kg5 70.Ke3 Kf5 71.Kf3 ½–½. Bach,Matthias (2305) – Friedrich,Wiede (2085), Berlin Lichtenberger op 8th, 2009.

8.c3 Qa5

9.e3 0-0 10.Qb1 d6 11.Bd3 Qh5 12.Ne2 Ne5 13.Bc2 Qh4 14.Qb4 Qe7 15.Ng3 c5 16.Qb1 Ng6 17.0-0 d5 18.a4 b6 19.d4 Ba6 20.Re1 Bc4 21.a5 Qf6 22.Bd3 Bd3 23.Qd3 Ne7 24.e4+= c4 25.Qe3 b5 26.Nh5 Qg6 27.Nf4 Qd6 28.e5 (28.Rab1 Rab8+=) ½–½. Schulz,Hans_Juergen – Vetter,Udo, TT–09 ETC, 2003.

9.e3 0-0 10.Qc2 d6 11.Bd3 Qh5 12.Ne2 Qh4 13.Nf4 Ne5 14.Be4 c6 15.g3 Qh6 16.d4 Ng6 17.Ng6 hg6 18.h3 Be6 19.c4 Rfe8 20.Bg2 Qh5 21.a4 Qa5 22.Qd2 Qd2 23.Kd2 Bc4 24.a5 Rac8 25.Rhc1 d5 26.Rab1 Re7 27.h4 Rcc7 28.Kc3 Kh7 29.e4 Be2 30.e5 f6 31.f4= Kg8 32.Rb2 Bc4 33.Kb4 Kf7 34.Kc5 Bd3 35.Re1 Rc8 36.Re3 Ba6 37.Bh3 Rd8 38.Rb1 Rc7 39.ef6 gf6= 40.Rbe1 Kg7 41.Re7 Re7 42.Re7 Kf8 43.Rc7 f5 44.h5 gh5 45.Bf5 Kg8 46.Be6 Kh8 47.f5 Rf8 48.Kd6 Bd3 49.Rb7 Bf5 50.Bf5 Rf5 51.Ra7 Rf6 52.Kc5 Rf3 53.Rd7 Rc3 54.Kb6 Rc4 55.a6 Rd4 56.Kc6 Ra4 57.a7 d4 58.Kb5 Ra1 59.Kc4 Ra4 60.Kd3 Kg8 61.Rd8 Kg7 62.a8Q (62.a8Q Ra8 63.Ra8+-) 1–0. Degterev,Pavel (1685) – Borrell,Robert (1910), CFriend RL–2005–0-00032 email, 2005.

9.e3 0-0 10.Qc2 Re8 11.Rb1 b6 12.Rb5 Qa3 13.Nf3 d5 14.Rd5+= Be6 15.Rh5 g6 16.Bb5 gh5 17.Bc6 Qa2 18.Qa2 Ba2 19.d3 Be6 20.Kd2 a5 21.Ra1 Reb8 22.Ba8 Ra8 23.c4 Kg7 24.Kc3 Kf6 25.d4 Bf5 26.g3 Be4 27.Nd2 Bg2 28.e4 h4 29.gh4 Bh3 30.e5+/- Ke6 31.Ne4 h6 32.Nf6 c6 33.Rb1 Rb8 34.f4 Kf5 35.Nd7 Rd8 36.Nb6 Kf4 37.Ra1 Ke4 38.Na4 Ke3 39.Rg1 Kf2 40.Rg3 Be6 41.Nb2 Ke2+/- 42.Rg1 Kf2 43.Ra1 Ke3 44.Re1 Kf3 45.Rd1 Ke2 46.h5 Ra8 47.Ra1 Kf3 48.Nd3 Ke3 49.Nc5 Bg4 50.Re1 Kf2 51.Nd3 Kg2 52.Re4 Be6 53.Re2 Kf3+/- 54.Ra2 Ke3 55.Ra1 Ra7 56.Nc5 Bg4 57.Rg1 Bf3 58.Nd3 Ke4 59.Ra1 Bh5 60.e6+- fe6 61.Re1 Kf5 62.Re5 Kg4 63.Re6 Kg5 64.Rc6 a4 65.Rc5 Kh4 66.Kb2 Bd1 67.d5 a3 68.Ka1 Bc2 69.Ne5 Bf5 70.d6 Be6 71.Rc7 (71.Rc7 Rc7 72.dc7+-) 1–0. zoltanln (2735) – cgits (2780), net–chess.com, 2007.

9.e3 d6 10.Qb3 0-0 11.Qb5 Be6 12.Qa5 Na5 13.d4 Rae8 14.Ne2 c5 15.Nf4 cd4 16.cd4 Rc8 17.Bd3 Bc4 18.Kd2 g5 19.Ne2 b6 20.Ng3 Bd3 21.Kd3 f5 22.Rac1 Nc6 23.a3 d5 24.Ne2 Rfe8 25.Nc3 Red8 26.Rc2 Ne7 27.Rhc1 Kf7 28.Nb5 Rc2 29.Rc2 Rd7 30.h3 h5 31.Nc7 h4 32.Nb5 a6 33.Nc7 b5 34.Kd2 Rd6 35.Rc5 f4 36.Kd3 fe3 37.Ke3 Kg6 38.Ke2 Kh7 39.Kd3 Kh6 40.Rc1 Kg6 41.Re1 Nc8 42.Re8 Nb6 43.Na6 Kf7 44.Rb8 Nc4 45.Nc7 Na3 46.Nb5 Nb5 47.Rb5 Ke6 48.Rb8 Kf7 49.Rb7 Kf6 50.Ra7 Rb6 51.Ra8 Rb3 52.Kc2 Rb4 53.Kc3 Rc4 54.Kd3 Rb4 55.Re8 Rb3 56.Kc2 Rb4 57.Kc3 Rc4 58.Kd3 Rb4 59.Re5 Rb3 60.Ke2+- Rb4 61.Rd5 Ke6 62.Re5 Kf6 63.Kd3 Rb3 64.Ke4 Re3?? (65.fe3 Kg6 66.d5 g4 67.d6 Kg7 68.d7 Kf6 69.d8Q Kg7 70.Re7 Kg6 71.Qg8 Kh5 72.Rh7#; 64...Rb2 65.Rf5 Ke6 66.Rg5 Rf2 67.Rg6 Ke7+-) +-. b4_player (2160) – yesuare (2090), GameColony.com, 2003.

9.Nf3 0-0 10.g3 d5 11.Bg2 Bf5 (11...Re8 12.0-0 Bf5 13.Qb3 Rad8 14.Nh4 Bg4 15.e3 Rd6 16.d4 Be2; 11...h6 12.0-0 Bg4 13.Rb1 b6 14.Qc2 Rfe8 15.e3 Ne5 16.Nd4 Bd7; 11...Rb8 12.0-0 Re8 13.Re1 Bg4 14.Qc2 h6 15.Rab1 b6 16.d4 Rbd8; 11...b6 12.0-0 Re8 13.Re1 Bf5 14.Qb3 Rad8 15.d4 h6 16.Nh4 Bh7) 12.0-0 (12.Qb3 Rfe8 13.0-0 Rad8 14.Nh4 Bg4 15.e3 Rd6 16.d4 Be2) 12...Rfe8 (12...Rae8 13.Re1 h6 14.Qb3 b6 15.d4 Re6 16.Nh4 Be4) 13.Re1 (13.Qb3 Rad8 14.Nh4 Bg4 15.e3 Rd6 16.d4 Be2) 13...Rad8 14.Qb3 (14.Nh4 Be4 15.Qb3 Qb6 16.d4 Na5) 14...b6 (14...Qb6 15.Qa4 d4 16.Nh4 Be4) 15.d3 (15.d4 h6 16.Nh4 Bh7) 15...h6 (15...Bg4 16.h3 Bh5) 16.Kf1 (16.Nd4 Nd4) 16...Qc5 (16...Rd6+=) 17.Rac1 Bh7 18.Qa4 Re6 19.Nd4 Rf6 20.Qb5 Ne5 21.Red1 Qb5 22.Nb5 Ng4 23.Kg1 c6 (worse is 23...Rf2 24.Bh3 Re2 25.Bg4 Ra2 26.Nc7+/-; 23...Nf2?! 24.Rf1 Ng4 25.Rf6 Nf6 26.Nc7= (worse is 26.Na7 Ra8 27.Nc6 Ra2-/+)) 24.Nd4 (24.Na7 Re8 25.Rb1 b5+= (worse is 25...Nf2 26.Rd2+/-)) 24...Re8 (24...Rf2? 25.Bh3+- (25.Nc6?! Re8 26.Bf3 Ree2 27.Be2 Re2=)) 25.Rd2 Bg6 26.Bh3 h5 27.f3 Ne5 28.f4 Ng4 29.Nf3 Bf5 30.c4 dc4 31.e4 Bc8 32.dc4 g6 33.Bg4+/- Bg4 34.Ng5 c5 35.e5 Rc6 36.Ne4 Rec8 37.Nf6 Kf8 38.Kg2 Be6 39.h3 Ke7 40.Nd5 Ke8 41.Rcd1 Bd5 42.Rd5 R6c7 43.g4 hg4 44.hg4 Rb7 45.f5 gf5 46.gf5 Rcc7 47.f6+- Rd7 48.Rd7 Rd7+= 49.Rd7 Kd7+/- 50.Kf3 a6? 51.a4+- Ke6 52.Kf4 Kd7 53.Kf5 b5 54.cb5 ab5 55.ab5 c4 56.Ke4 Ke6 57.b6 c3 58.Kd3 Ke5 59.b7 Kf6 1–0. Skrzypczak,Michal (1985) – Wojtkowski,Pawel (2020), L.K.S. Piast Srem Poland, 2010.

9.g3 d5 10.Bg2 0-0 11.Nf3 Re8 12.0-0 Qa6 13.Re1 Bg4 14.h3 Bh5 15.d3 Rad8 16.Qb3 Qb6 17.Rab1 Qb3 18.Rb3 b6 19.g4 Bg6 20.Nh4? (20.Kh2 Rd6=) 20...Na5 (better 20...Bd3 21.Rb2 Na5-/+) 21.Rbb1= d4 22.Ng6 hg6 23.c4 c5 24.Bd5 Kf8 25.e4 g5 26.Kg2 Rd6 27.Kg3 Rh6 28.Rf1 Ke7 29.Rh1 Reh8 30.Rbf1 f6 31.f4 gf4 32.Rf4 g5 33.Rf3 Rd8 (33...Kd6 34.Kg2 Nc6 35.Rhf1=) 34.Kg2 Rc8 35.Re1 Nc6 36.Bc6 Rc6 37.e5 Re6 38.ef6 Rhf6 39.Re6 Re6 40.Kf2 Kd6 41.Kf1 a6 42.a4 Kc6 43.Kf2 b5 44.ab5 ab5 45.cb5 Kb5 46.Rf5 Re3 47.Rg5 Rh3 48.Ke2 Kb4 49.Re5 (49.Rd5 Re3 50.Kd2 Rg3=) 49...Rh2 (better 49...c4!? 50.g5 Rd3-+) 50.Ke1 Kc3 51.Rc5 Kd3 52.g5 Re2 53.Kf1 Re4 54.g6 Rg4 55.Rc6 Kd2 56.Kf2 d3 57.Kf3 Rg1 58.Kf2 Rg5 59.Rd6 Kc2 60.Rc6 Kd1 61.Rd6 d2 62.Ke3 Rg3 63.Kf2 Rg5 64.Ke3 Re5 65.Kf2 Re2 66.Kf1 Re7 67.Kf2 Rc7 68.Kf1?? (better 68.Kf3=) 68...Kc1 69.Ke2 Re7 70.Kf3 d1Q?? (better 70...Re6! 71.Re6 d1Q 72.Kf4 Qg1-+) 71.Rd1= Kd1 72.Kg4 Ke2 73.Kg5 Ke3 74.Kf6 Ra7 75.g7 Ra6 76.Kf7 Ra7 77.Kf6 Ra8 78.Kf7 Ra7 79.Kf8 Ke4 80.g8Q Ra8 81.Kg7 Ra7?? (81...Rg8 82.Kg8=) 82.Qf7 (better 82.Kf6 Ra6 83.Kg5 Ra5 84.Kg4+-) 82...Ra5?? (better 82...Rf7 83.Kf7=) 83.Qg6 (better 83.Qc4 Kf5 84.Qc8 Ke4 85.Qc2 Kd4 86.Qd2 Kc4 87.Qa5+-) 83...Kd4 84.Qf6 Ke4 85.Qe6 Kd3 (85...Kd4+-) 86.Qf6 (better 86.Qb3 Ke2 87.Qc2 Kf3 88.Qc3 Kf2 89.Qa5+-) 86...Ra7?? (86...Ke4 87.Qh4 Kf3 88.Qh1 Kf2 89.Qc1+-) 87.Qf7 (better 87.Kg6 Ra4 88.Qf1 Kd2 89.Kf5+-) 87...Ra4?? (better 87...Rf7 88.Kf7=) 88.Qg6 (88.Qb3 Ke2 89.Qa4 Kf3 90.Kg6 Kf2 91.Qe4 Kg1 92.Qe2 Kh1 93.Kf5 Kg1 94.Kf4 Kh1 95.Kf3 Kg1 96.Qg2) 88...Kd4 (88...Re4+-) 89.Qg4 Kc3 90.Qa4 Kb2 (90...Kd2 91.Qa5 Ke3 92.Qb6 Ke4 93.Qd6 Kf3 94.Qd5 Kf2 95.Qf5 Kg3 96.Qf1 Kh2 97.Qf4 Kg1 98.Qe3 Kg2 99.Kf6 Kh1 100.Qe2 Kg1 101.Kf5 Kh1 102.Kg4 Kg1 103.Kf3 Kh1 104.Qg2) 91.Qb4 Kc2 92.Qc4 Kd2 93.Kf6 Ke3 94.Ke5 Kf3 (94...Kf2 95.Kf4 Ke1 96.Ke3 Kd1 97.Qc6 Ke1 98.Qc1) ½-½. cipiripi (2415) - Peaudepailles (2570), Rated Blitz game, lichess.org, 2016.

8.c3 Qe7

9.d4 (9...d6 10.e3=) =. marekt – CavalierBlanc, ChessWorld.net, 2003.

9.e3 0-0 10.Be2 d5 11.Nf3 Bf5 12.0-0 Rad8 13.Qb3 b6 14.Qa4 Na5 15.Qf4 Bg6 16.Nd4 (16.Rfe1 c5=) 16...c5 17.Nb3 (17.Nf5 Qe6 18.Nh4 Nc4=) 17...Nc6=+ 18.Qa4 Qc7 19.d4 (19.Bb5 Ne5=+) 19...c4 20.Nd2 Rfe8 (20...Qd7 21.Qa6=+) 21.Qd1 (21.Rfe1 Qd7 22.Qa6 Re7=+) 21...Ne7 (21...Qd6 22.Bf3=+) 22.Nf3 f6 (22...Bf5 23.Nh4=+) 23.Nh4 (23.a3 a6=) 23...Bf7 (23...Be4 24.Qd2=+) 24.a4 (24.Rb1 Be6=) 24...g5 (24...Be6 25.Bg4 Bg4 26.Qg4=) 25.Nf3 Nf5 (25...Nc6 26.Re1=) 26.Nd2 Kg7 27.Bh5 Bg6 28.Bg4 (28.a5 ba5 29.Bg6 hg6=) 28...h5 (28...Nd6 29.Bf3 Bd3 30.Bd5=) 29.Be2 (29.Bf5 Bf5 30.Ra2 g4=) 29...Nd6 (29...g4 30.Re1=) 30.h3 Qf7 31.Re1 f5 Black prepares the advance g4 32.Nf3 Ne4 (32...Qf6 33.Ne5 g4 34.a5=) 33.Rc1 (33.Ne5 Qe6 34.Qc2 g4=) 33...g4 (33...f4 34.Ne5 fe3 35.Nf7 ef2 36.Kh2 fe1R 37.Qe1 Bf7 38.Bf3=) 34.Ne5 Qe6 35.Ng6 (better 35.Bf1=) 35...Qg6-+ 36.h4? (better 36.Qc2-+) 36...g3 37.f3 (37.fg3 Qg3 38.Bf3 Qf2 39.Kh2 Qh4 40.Kg1-+) 37...Nf2 38.Qc2 Qf6 39.Kf1 Re3 (better 39...Qh4 40.Bc4 dc4 41.Qf5-+) 40.Bc4 Re1 41.Re1 dc4 42.Re5 (42.Qe2 Nd3 43.Qe7 Qe7 44.Re7 Kf6-+) 42...Qh4 (better 42...Nd3 43.Re3 Qh4-+) 43.Rf5 (43.Qf5 Nd1 44.Qh5 Qh5 45.Rh5 Nc3 46.Rh3-+) 43...Qh1 44.Ke2 Re8 45.Re5 Re5 46.de5 Nd3 (46...Qg2 47.Qb1 Ng4 48.Kd1 Qf1 49.Kc2 Qf2 50.Kc1 g2 51.Qc2 g1Q 52.Kb2 Qfe1 53.Qg6 Kg6 54.Ka3 Qc3 55.Ka2 Qga1) 47.Ke3 Qe1 48.Qe2 Qc3 49.Ke4 Qe5 0–1. Komandera,Pawel – Rybka,Martin, Mistrzostwa Miedzywojewodzkie Juniorow Poland, 2012.

9.e3 0-0 10.Nf3 d5 11.Be2 Ne5 12.Ne5 Qe5 13.d4 Qd6 14.0-0 c6 15.Qb3 Re8 16.c4 dc4 17.Bc4 Qe7 18.Rfe1 Rb8 19.a4 Be6 20.Be6 Qe6 21.Qe6 Re6 22.Reb1 a5 (better 22...f5!?=) 23.Rb6+/- Re7 24.Rab1 Rc7 25.Ra6 c5 26.d5 c4 27.Ra5 c3 28.d6 Rd7 29.Rc5 Rd6 30.Rc3 g6 31.Rc7 Ra6 32.Rbb7 Rb7 33.Rb7 Ra4 34.g3 Ra2 35.Kg2 Kg7 36.h4 h5 37.Kf3 Rc2 38.Rb6 Rc7 39.Kg2 Re7 40.Kf3 Ra7 (40...Rc7 41.e4+/-) 41.Kg2 Ra2 (41...Re7 42.Rb8+/-) 42.Kf3 Ra1 (42...Ra7 43.e4+/-) 43.Kg2 Ra5 (43...Ra2 44.e4+/-) 44.Kf3 Rf5 (44...Ra1 45.e4+/-) 45.Kg2 Ra5 46.Kf3 Ra8 (46...Ra1 47.e4+/-) 47.Kg2 Re8 (47...Ra2 48.e4+/-) 48.Kf3 Rd8 (48...Ra8 49.e4+/-) 49.Kg2 Rc8 (49...Re8 50.Rb7+/-) 50.Kf3 Ra8 (better 50...Rd8=) 51.Rb7 Ra6 52.Kg2 Rf6 (52...Ra2 53.e4 Kf6+/-) 53.Rb5 Rc6 54.Rb7 Rc2 (54...Rf6 55.e4 Re6+-) 55.Kf3 Kf6 56.Rb6 Kg7 57.Kg2 Rc1 (57...Ra2 58.e4+/-) 58.Kf3 Rc3 (58...Ra1 59.e4+/-) 59.Rb7 Rc4 (better 59...Rc2!?=) 60.Rb5 Rc6 61.e4 Rf6 62.Kg2 Ra6 63.f4 Ra2 64.Kf3 Ra3 65.Kf2 Ra2 66.Kf3 Ra1 (66...Ra3 67.Kf2 Ra2 68.Kg1 Kf8+/-) 67.e5+/- Rf1 68.Kg2 Re1 69.Rb7 Kg8 70.Kf2 Re4 71.Kf3 Ra4 72.Rb6 Ra3 73.Ke4 (better 73.Kg2!?+/-) 73...Rg3= 74.f5 Rg4 75.Kd5 (better 75.Kf3 gf5 76.Rf6=) 75...Rh4?? (75...gf5 76.Rf6 f4-/+) 76.fg6?? (better 76.Rb8 Kg7 77.f6 Kh6 78.e6 fe6 79.Ke5+-) 76...fg6 77.Rg6 Kh7 (77...Kf7!? 78.Rf6 Ke7+=) 78.Rg5+/- Rh1 79.Ke6 (79.e6 Rd1 80.Kc6+-) 79...Kh6 80.Kf6 (80.Rg2 h4+=) 80...Rf1= 81.Rf5 Ra1?? (better 81...Rf5 82.Kf5 h4=) 82.e6+- h4 83.e7 Ra6 84.Kf7 Ra7 85.Kf8 Re7 (85...Ra8 86.e8Q Re8 87.Ke8+-) 86.Ke7 h3 87.Rf1 (better 87.Rf3+-) 87...Kh5 88.Rh1 Kg4 89.Kf6 Kg3 90.Kf5 Kg2 91.Ra1 h2 92.Ra2 Kg3 93.Rh2 Kh2 ½-½. muhammadaudii (2125) - DrHivyar (2300), lichess.org, 2020.

9.e3 0-0 10.Nf3 d6 11.d4 Bf5 12.Bd3 Bd3 13.Qd3 Rfe8 (13...Rfd8 14.Rb1 Rab8 15.0-0=) 14.0-0 Qe4 15.Qe4 Re4 16.Nd2 ½–½. Koerner,Helmut (1910) – Kuehnemund,Lutz (2040), 2rd Berlin Germany, Lichtenberger Somme, 2013.

9.e3 b6 10.d4 Bb7 11.Nf3 Qa3 12.Qc2 h6 13.Bd3 0-0-0 14.0-0+/- f6 15.Rab1 d5 16.Rfc1 Qf8 17.c4+- dc4 18.Qc4 Qd6 19.Be4 Na5 20.Bb7 Kb7 21.Qc3 Nc6 22.Rc2 Qe6 23.Nd2 Rhe8?? 24.Nb3+- Re7 25.Nc5 (25.Nc5 Kb8 26.Ne6 Re6 27.Rbc1+-) 1–0. Alissa – coolerdude, ChessWorld.net, 2005.

9.e3 b6 10.d4 Bb7 11.Qg4 0-0 12.Bd3 Qa3 13.Ne2 d6 14.0-0 Ba6 15.Be4 Qa4 16.Ng3 Bf1 17.Nf5 g6 18.Bc6 Bb5 19.Ba8 Ra8 20.Ne7 Kf8 21.Nd5 Qc4 22.Qg5 Kg8 23.e4 Be8?? 24.Qh6+- f5 25.Ne7 Kf7 26.Qh7 Ke6 27.Nd5 fe4 28.Nc7 Kf6 29.Na8 1–0. kamret (2185) – Bighren (1925), GameColony.com, 2003.

9.e3 d5 10.Nf3 Bg4 11.Bb5 0-0 12.Bc6 bc6 13.h3 (13.Qa4 Bf3 14.gf3 Qd6=) 13...Bh5 0–1. libelle_3 (1865) – phildo (1920), gameknot.com, 2015.

9.Nf3 0-0 10.e3 d6 11.Be2 Bf5 12.0-0 Rfe8 13.Qb3 Rab8 14.d4 a6 15.a4 Qf6 16.Rfe1 h6 17.c4 a5 18.Qb5 Nb4 19.Qa5+= Nc2 20.Qc7 Ne1 21.Ne1 Qd8 22.Qd8+/- Red8 23.Bf3 b6 24.a5 ba5= 25.Ra5 Rb1 26.Kf1+= Bd3 27.Be2 Be2 28.Ke2 Rc1 29.c5 ½–½. Mentz,Burkhard – Wiemers,Holger, Muenster, 1987.

8.e3 0-0

9.c3 Qe4 10.d4 d6 11.Nf3 Bf5 12.Nd2 Qe6 13.Qb3 Nd8 (13...Qc8 14.e4 Re8 15.Bc4=) 14.Qe6+= fe6 15.e4 Bg6 16.Bc4 c6 17.h4 b5 (17...h5 18.a4+=) 18.Bb3 (18.h5 Be8 19.Be2 e5+=) 18...Bh5 (18...h5 19.Rf1+=) 19.a4 a5 20.Rf1 Rf4 (20...Kf7 21.f4+=) 21.g3 Rf8 22.f4 Bg4 23.Rf2 Kh8 (23...h5 24.e5+=) 24.Nf1+/- Bh5 (24...ba4 25.Ba4 Bh5 26.Nd2+/-) 25.Rb2 (25.Rfa2 b4+/-) 25...ba4 (25...Rf7 26.ab5 cb5 27.f5+/-) 26.Ra4 e5 27.fe5 de5 28.Nd2 Re8 29.d5 Nb7 30.Bc2 Re7 31.dc6 Nd8 32.Rc4 Rc7 33.Ba4 Be8 34.Nf3 Nc6 35.Rf2 Bd7 36.Rd2 Nd4 37.Rdd4 ed4 38.Rc7 Ba4 39.cd4 Be8 40.Kd2 a4 41.Ne5 a3 42.Rc1 a2 43.Ra1 Ra3 44.d5 Kg8 45.Kc2+- Ra4 46.d6 Re4 47.d7 Bd7 48.Nd7 Re2 49.Kb3 Rg2 50.Rf1 h5 ½–½. Schulz,Hans_Juergen – Bonetti,Shane, TT–09 ETC, 2003.

9.c3 Qe4 10.Ne2 d6 11.Nf4 Ne5 12.f3 Qf5 13.Nd5 Qd7 14.f4 Ng6 15.Bd3 c6 16.Nb4 c5 17.Nd5 b6 18.f5 Ne7 19.Ne7 Qe7 20.0-0 Qf6 21.Be4 Rb8 22.a4 Re8 23.Qc2 Ba6 24.c4 Bb7 25.Bb7 Rb7 26.Qd3 Reb8 27.Rab1 h6 28.Rb3 Qe5 29.Qc2 d5 30.cd5 Qd5 31.Rd3 Qc6 32.f6 g6 33.Qc4 Re8 34.Qb5 Re6 35.Rd8 Kh7 36.Rf3 Qc7 37.Rd5 Re4 38.Rf1 Re5 39.Re5 Qe5 40.h4 h5 41.Qd3 Qe8 42.Rf5 Kg8 43.Rd5 Rb8 44.Rg5 Rd8 45.Re5 Qf8 46.Qe4+= Qd6 47.Re8 Re8 48.Qe8 Qf8 49.Qd7 Qb8 50.Kf2 a6 51.Qc6 Kh7 52.g3 Qd8= 53.Ke2 Kh6 54.Ke1 g5 55.Ke2 g4 56.a5 ba5 57.Qc5 Qf6 58.Qa5 Qf3 59.Kd3 f6 ½–½. henryk88 – houston_poker, IECG, 2009.

9.c3 Qe4 10.Ne2 d6 11.Ng3 Qg6 12.d4 Rb8 13.Bd3 f5 14.Qh5 Ne7 15.Qg6+/- Ng6 16.Ne2 Bd7 17.a4 Bc6 18.f3 Nh4 19.Kf2 g5 20.a5 Ng6 21.Ra3 Kg7 22.Rb1 Bd7 23.c4 f4 24.Be4 Be6 25.d5 fe3 26.Ke3 Bd7 27.Rab3 b6 28.Kd4 Nh4 29.g3 Nf5 30.Kd3 Kf6 31.Nc3 h5 32.a6 h4 33.Rg1 hg3 34.hg3 Rbe8 35.Nb5 Bb5 36.cb5 Re7 37.Rc3 Rh8 38.g4 Nh4 39.Rh1 Ke5 40.Ke2 Ng6 41.Rh8 Nh8 42.Ke3 Kf6 43.Rc2 Nf7 44.Rh2 Kg7 45.Rh1 Kf6 46.Kd4 ½–½. Taulien,Hans_Juergen (2225) – Dorer,Manfred (2220), remoteschach.de, 2006.

9.c3 Qe7 10.d4 d5 11.Bd3 Na5 12.Qh5 g6 (12...f5!?+=) 13.Qd5+/- (13.Qd5 Qa3 14.Ne2+/-) 1–0. rickdragon (2560) – sisterofmercy (2630), net–chess.com, 2013.

9.c3 Qe7 10.Nf3 d5 11.Bd3 Bg4 12.Qb1 h6 13.Qb7 Bf3 14.gf3 Ne5 15.Be2 (15.Qd5? Rad8 16.Qe4 Nd3 (16...Rd3?! 17.f4=) 17.Kf1 Qf6-+) 15...Rfd8 16.Rg1 Qd6 17.f4 Ng6 18.Rb1 Kh7 (18...c5!? 19.Qa6 Rab8 20.Rb8 Qb8+=) 19.Bd3 Kg8 20.Qa6 c6 21.Bg6 fg6 22.Ke2 Kh7 23.h4 Rf8 24.Rb7 Qe6 25.h5 (25.Ra7?! Ra7 26.Qa7 Rf4+=) 25...Rf6 26.Rg7! Kg7 27.Qb7 Rf7 (27...Qf7 28.Qa8 Qd7+-) 28.Qa8 (28.Qa8 Rf6 29.Qa7 Kg8 30.Qb8 Kg7 31.Qe5+-) 1–0. pumpkin (2485) – sisterofmercy (2700), net–chess.com, 2013.

9.Be2 d5 10.Nf3 b6 11.c3 Qd6 12.d4 Bg4 13.Rb1 Rfe8 14.h3 Bf5 15.Rb2 Be4 16.0-0 Qg6 17.Nh4 Qf6 18.Nf3 a6 19.Nd2 Bg6 20.Qb3 Qd6 21.Bf3 Na5 22.Qb4 Qd8 23.c4 Bd3 24.Rc1 Nc4 25.Nc4 a5 26.Qa4 Bc4 27.Rc4 dc4 28.Ba8 Qa8 29.Qc4 Re7 30.Rc2 h6 31.Qc6 Qc6= 32.Rc6 Kf8 33.Kf1 Ke8 34.Rc3 Kd7 35.Ke2 Kd6 36.Kd3 c6 37.g4 (37.e4 Re8+=) ½–½. Baer,Werner – Vornanen,Alpo, TT–10.31 ETC, 2003.

9.Be2 d6 10.Nf3 Qg4 11.0-0 Re8 12.Rb1 Qg6 13.d4 Rb8 14.Bd3 Qh6 15.Nd2 Bd7 16.Rb5 g6 17.Rb2 b6 18.Ne4 Kg7 19.Qf3 f5 20.Nc3 Ne7 21.Qg3 Rbc8 22.Ba6 Rcd8 23.d5 Kh8 24.Rb4 g5 25.Rc4 c6 26.dc6 Bc6 27.Nb5 Rd7 28.Rd1 The pressure on the isolated pawn grows 28...Qf6 29.Nd4 (29.Nd6? f4 30.ef4 Rd6-+) 29...Bd5 30.Bb5 Bc4 31.Bd7 Rd8 32.Bb5 Bb5 33.Nb5 a6 34.Nd4 (34.Nd6? f4 35.Qf3 Rd6 36.Rd6 Qd6-+) 34...Rc8 35.h3 Rc3 36.Nf3 f4 37.Qg5 Qg5 38.Ng5 fe3 39.fe3 (worse is 39.Rd6 e2 (worse is 39...Rc2 40.fe3 Nf5 41.Re6+=) 40.Re6 Rc2-/+) 39...d5 40.Rf1 h6 41.Ne6 Re3 42.Rf8 Ng8 43.Nc7 Ra3 44.Rf7 Ra2 45.Ne6 (worse is 45.Nd5 Rc2 46.Nb6 Rc1 47.Kh2 Rc6=) 45...Rc2 46.Nf8 Ne7 47.Re7 b5 (47...Rc6 48.Ne6 b5 49.Kf1+/-) 48.Ng6 Kg8 49.Ra7 d4 50.Ne5 Ra2 51.Rd7 Rd2 52.Nf3 (52.Nf3 Rb2 53.Kf1+/- (worse is 53.Nd4 Rd2+/-)) 1–0. Speisser,Patrick (2105) – Hlavacek,Ladislav (1830), IECG, 2006.

9.Nf3 Qa3 10.Bb5 a6 11.Bc6 dc6 12.0-0 Re8 13.d3 =.

9.Nf3 Qc5 10.Be2 d5 11.0-0 Bf5 12.Rb1 b6 13.d4 =.

9.Nf3 d6 10.a3 Qc5 11.Be2 Qf5 12.d4 Qf6 13.0-0 =.

9.Nf3 Qe7 10.c3 d5 11.d4 Rb8 12.Bd3 Bg4 13.0-0 =.

9.Nf3 Re8 10.Bd3 d5 11.c3 (11.0-0 Qg4 12.h3 Qh5 13.Bb5 Qg6 14.Bd3=) 11...Qe7 (11...Qg4 12.Rb1 Rb8 13.h3 Qh5 14.Qa4=) 12.0-0 (12.Qb1 h6 13.Bh7 Kh8 14.Bf5=) 12...Bg4 13.Rb1 (13.Be2 Nd8 14.h3=) 13...Ne5 (13...Bf3 14.Qf3=) 14.Be2 Bf3 15.Bf3 c6 16.Be2 b5 17.d4 Nc4 18.Bc4 bc4 19.Qc2 Rab8 20.Rb8 Rb8 21.Rb1 Qc7 22.h3 Rb1 23.Qb1 Qb6 (23...h6 24.Qb4=) 24.Qf5 (24.Qb6 ab6 25.f3 f6=) 24...g6= 25.Qe5 Qb7 26.Qe8 Kg7 27.Qe5 f6 28.Qd6 Kf7 29.g4 a6 30.Kg2 a5 31.a4 Kg7 32.Kg1 Qb1+= 33.Kg2 Qb7+/- 34.Kg1 Qb1= 35.Kh2 ½–½. Dessing,Bastiaan – Van Dooren,Dirk, Hengelo U14 open, 2002.

9.Nf3 Re8 10.Be2 Qe7 11.0-0 a6 12.d4 d6 13.c4 =.

9.Nf3 Qg4 10.d4 Re8 11.Rb1 d6 12.Bd3 Ne7 13.h3 =.

9.Nf3 Qg4 10.h3 Qh5 11.Be2 d6 12.0-0 Re8 13.d4 Ne7 14.c4 White intends d5 14...b6 15.Re1 Bb7 16.d5 Ng6 17.Nd4 Qh4 18.Qd2 Ne5 19.Qb2 Bc8 20.Qc3 a6 21.Bd1 Bd7 22.a4 a5 23.Bc2 Qh5 24.f4 Ng6 25.Qd2 Re7 26.Rf1 Rae8 27.Rf3 Nh4 28.Rg3 f6 29.e4 Qh6 30.Rf1 Rf8 31.Re3 Ng6 32.g3 (32.Qf2 Rfe8=) 32...Rfe8+= 33.h4 Qh5 34.Rfe1 Nf8 35.Bd1 Qf7 36.Kg2 Rc8 37.Nf3 Bg4 38.e5 Bf3 39.Rf3 de5 40.fe5 Ng6 41.e6 Qe8 42.h5 Ne5 43.Re5 1–0. gioco1b4 – alikam, ChessWorld.net, 2013.

9.c3 Qa5

10.Qb1 d6 11.Bd3 h6 12.Qb5 Qa3 13.Nf3 Re8 14.Bc4.

10.Qb1 d6 11.Nf3 a6 12.Bd3 Qh5 13.Be2 Re8 14.d4.

10.Qb1 d6 11.f4 Bf5 (11...Re8 12.Nf3+=) 12.Qb7 Qc5 (12...Be4!? 13.Nf3 Rfb8=) 13.Qb5+/- (worse is 13.Qc7 Rab8 14.Ba6 Rb6=) 13...Qb6?? (better is 13...Qb5 14.Bb5 Be4+=) 14.Qf5+- (14.Qf5 Ne7 15.Qc2+-) 1–0. Woelfelschneider,Peter – Stringa, 2010.

10.Qb1 Re8 11.Bb5 Ne5 12.f4 Ng6 13.Ne2 b6 14.0-0.

10.Qb3 A) 10...d6 11.Nf3 (11.Qb5 Qa3 12.Qb3 Qc5 13.d4 Qa5 14.Bd3) 11...a6 12.d4 Re8 13.Bc4 Qh5 14.0-0; B) 10...Re8 11.Nf3 a6 12.d4 d6 13.Bc4 Qh5 14.Be2; C) 10...Rb8 11.Nf3 a6 12.Bc4 Qh5 13.0-0 d6 14.d4; D) 10...b6 11.Nf3 (11.d4 a6 12.Nf3 d6 13.Bd3 Be6 14.Qc2) 11...Bb7 12.d4 Rae8 13.Qc2 Nb8 14.Be2; E) 10...a6 11.Nf3 (11.Be2 d6 12.Nf3 Rb8 13.d4 Be6 14.Qc2) 11...d6 12.d4 Re8 13.Bc4 Qh5 14.Be2.

10.Nf3 d6 11.Qb3 (11.Qb1 a6 12.Bd3 Qh5 13.Be2 Rb8 14.0-0; 11.Qc2 Re8 12.Bd3 Qh5 13.Rb1 a6 14.0-0) 11...a6 12.d4 Re8 13.Rd1 Bg4 14.Be2 ½–½. Boehnke,Hartmut – Klejner,Mendel, corr EM/M/185 ICCF Email, 2002.

9.Nf3 d5

10.c3 Qd6 11.Bd3=.

10.c3 Qg4 11.h3 Qe4 (11...Qh5 12.Nd4 Qd1 13.Kd1 Nd4 14.cd4=) 12.d3 Qe7 (12...Qg6 13.d4=) 13.d4 Bf5 14.Bd3 (14.Qb3 Qd7=) 14...Be4 15.Be4 de4 16.Nd2 Rfe8 17.0-0 Rad8 (17...b6 18.Rb1=) 18.Qc2 b6 (18...Na5 19.Qa4 b6 20.Nb3 Nb3 21.ab3+=) 19.f3 ef3 20.Rf3 Na5 21.Raf1 f6 22.Rg3 c5 23.Rf4 Rf8 (23...Kh8 24.Re4 Qd7 25.Reg4=) 24.Qd3 (24.Qf5 Nb7=) 24...Nc6 (24...Qd7 25.a3=) 25.Nf3 (25.Qf5 Ne5=) 25...Kh8 26.Rfg4 g6 (26...g5 27.Kh2=) 27.Rh4 ½–½. "lasker" (2215) – gambitmad (2100), internet, 2007.

10.Bd3 Bg4 11.Rb1 Bf3 12.gf3 Qa3 13.f4 Rfd8 14.Rb7 Rab8 15.Rc7 Qd6 16.Bh7 Kf8 (16...Kh7 17.Qh5 Qh6 18.Qh6 gh6 A) 19.Rf7? Kg6 20.Rc7 Rb1 21.Ke2 Nd4 (21...Rh1?! 22.Rc6 Kh5 23.Rc7-+) 22.Kd3 Rh1 23.Kd4 Rh2-+; B) 19.Ke2=) 17.Rc6 Qc6 18.Bd3 Rb2 19.a4 Qa4 20.0-0 Rb6 (20...g6 21.h4=) 21.Qh5+= Rh6 22.Qg5 f6 23.Qg4 Qa5 (23...a5 24.Rb1 Qc6 25.Rb5+=) 24.c3 Qc7 25.Ra1 a5 26.Qg2 Qa7 27.Ra4 Qb6 28.h3 Rd6 29.Rd4 Attacks the isolani on d5 29...Qc6 30.f5 Rh7 (30...Rd7 31.Qg3+=) 31.Be2 Rh6 32.Bf3 Qb7 33.Qg3 Rd7 34.Kg2 Qb6 35.Bd5 Rh5 36.f4 a4 (36...Rf5!? 37.e4 Rfd5 38.ed5 a4 39.Ra4 Rd5 40.Ra8 Kf7+-) 37.e4+- Qa7 38.Qg4 (38.Qd3 a3 39.Qb5 Qc7+-) 38...Rh6 39.Qd1 Qa6 40.d3 (40.Qa4?! Qe2 41.Kg1 Qe1 42.Kg2 Qe2 43.Kg3 Qe1 44.Kg2 Qe2=; 40.Ra4?! Qd3 41.Ra8 Ke7=) 40...Qa5 41.Ra4 Qc3 42.Rc4 Qb2?? (better 42...Qa5 43.Rc8 Ke7+-) 43.Rc2 Qb8 44.Qc1 Ke7 (44...Qb4 45.Qa1 Qb6 46.Qa3 Qd6 47.Qa8 Rd8 48.Qa5+-) 45.Qa3 Qd6 46.Rc5 Rh8 (46...Rh4 47.Bc6 Rh3+-) 47.d4 White plans e5 47...Rc8 (47...Ke8 48.Rc8 Ke7 49.Qd6 Rd6 50.Rh8+-) 48.e5 Qc5 (48...fe5 49.fe5 Qc5 50.dc5 Rd5 51.c6 Ke8 52.Qa7 Rc6 53.Qa8 Ke7 54.Qc6 Re5 55.Qg6 Re2 56.Kf3+-) 49.dc5 Rd5 50.c6 Ke8 51.Qa2 Rcd8 52.Kf3 fe5 53.c7 ef4 54.cd8Q Rd8 55.Qg8 Kd7 56.Qg7 Kc6 57.Qc3 (57.Qc3 Kb6 58.f6+-) 1–0. Walker,John T – van Daatselaar,Jan Bart, corr ICCF WSTT/3/06/4, 2006.

10.Be2 Qc5=.

10.Be2 Qd6 11.0-0 Bg4 (11...f6 12.d4=) 12.d4 a6 (12...Rfe8 13.h3 Bh5 14.c4=) 13.Qd3 (13.h3 Bh5=) 13...Nb4 (13...Rfe8 14.h3 Bh5 15.c4=) 14.Qc3 Nc6 15.a4 (15.h3 Bh5=) 15...b6 (15...Rfe8 16.h3 Bh5 17.a5=) 16.Qd3 (16.h3 Bh5=) 16...Nb4 (16...f6 17.Qa3 Qe6 18.h3=) 17.Qd1 (17.Qd2 Rfe8=) 17...Rfe8 (17...Bf5 18.c3 Nc6 19.Nh4=) 18.c3 Nc6 19.c4 dc4 (19...Bf5 20.cd5 Qd5 21.Nh4=) 20.Bc4 Re7 21.Rc1 a5 22.h3 Bh5 23.g4 Bg6 24.Nh4 Rd8 (24...Be4 25.Nf5 Bf5 26.gf5=) 25.Ng6 Qg6 (25...hg6 26.Qf3 Nb4 27.Rfd1+=) 26.Qf3+= Nb4 27.Kg2 (27.Rfd1 h5+=) 27...c6 (27...h5 28.Rfe1=) 28.h4+= h6 29.Kh3 (29.Rg1 Rd6+=) 29...Rd6 (29...Qd6 30.Rb1=) 30.h5 (30.Qf4 Rd8+=) 30...Qg5 31.Qg3 (31.Rg1 Rb7+=) 31...Qf6= 32.Rg1 Kf8 (32...Red7 33.g5 hg5 34.Qg5+=) 33.g5+= hg5 34.Qg5 Qg5 (34...c5 35.Bb5 Rc7 36.Qe5 Qe5 37.de5=) 35.Rg5 Rf6 36.Kg2 Re4 37.Rh1 (37.Kg3 Re7+=) 37...Rh6 (37...c5!? 38.Re5 Re5 39.de5 Rh6+=) 38.Kf3+- Re8 39.Rhg1 Rh7 40.Rf5 Re7 41.e4 (41.Bb3 Rd7+=) 41...Rh6+= 42.Bb3 (42.Rd1 Rd7+=) 42...Rd6 (42...Rc7 43.e5+=) 43.Rfg5 c5 (43...Rd4 44.Rg7 Rd3 45.Kf4+-) 44.R1g4 (44.d5 f6 45.R5g3 Nd3+-) 44...Rc7+= 45.Rg7 cd4 (45...Rf6 46.Ke3+=) 46.e5 (46.Rg8 Ke7 47.e5 Rh6+=) 46...Rh6+- 47.Ke4 (47.Rg8 Ke7 48.Kf4 Nd3 (48...Rh5? 49.R4g7 Nd3 50.Kg4 Ne5 51.Kh5+-) 49.Kg5 Rh7 50.Rd4 Ne5+=) 47...Nd3+= 48.Kd3 (48.Rg8 Ke7 49.Kd3 Rc3 50.Ke4 Rb3+=) 48...Rc3 49.Ke4 Rb3 50.Rg8 Ke7 51.Rb8 Ke6 52.Rgg8 (worse 52.Kd4 Rh5 53.f3 Rf5=+) 52...Rh5 53.Rge8 Kd7 54.Rf8 (54.Rbd8 Kc7+=) 54...Ke6 (54...Rh7 55.Kd5 (55.Kd4?? Rh4 56.f4 Rf4 57.Kd5 Rd3) 55...Kc7 56.Rbe8+-) 55.Rbe8+- (55.Rbe8 Kd7 56.Rd8 Kc7 57.Ra8+-) 1–0. Denisov,Timofey (2000) – Sorcinelli,Andrea (1960), FICGS, 2013.

10.Be2 Re8 11.0-0 d4 12.Rb1 Qd6 13.Nd4 Nd4 14.ed4 Qd4 15.Re1 Bd7 (15...c6!?=) 16.Rb7+= Bc6 17.Rb3 Qe4 (17...Rad8 18.Rd3 Qa4 19.Rc3+=) 18.f3 (18.Rg3 Rad8+=) 18...Qd4 19.Kh1 Qf2 20.Rb1 Bd5 21.a3 c6 22.Bd3 Qc5 (22...Ba2 23.Rc1+=) 23.c4 Be6 (23...Bc4 24.Re8 Decoy) 24.Qc2 h6 25.Re3 Rad8 26.f4 Bd7 27.Qc3 Re3 28.de3 Bf5 29.Bf5 Qf5 30.Re1 Rd3 31.Qb4 Qe4 32.c5 Qb4 33.ab4 Rb3 34.Ra1 Rb4 35.h4 Rb5 36.Ra7 Rc5 37.Kg1 h5 38.Kf2 Rc2 39.Kf3 f5 40.Ra5 c5+= 41.Ra7 Kh7 42.Rd7 c4 43.Rd4 g6 44.Rd8 Kg7 45.Rc8 Kf6 46.Rc6 Kf7 ½–½. Rosner,Dirk – Manoukyan,Artak (2235), IECC vs CiF, 2000.

10.Be2 Bf5 11.0-0 Qa4 12.c3 Qd1 13.Rfd1 Rad8 14.Rac1 Rfe8 15.d4 Na5 16.Nd2 c6 17.c4 dc4 18.Nc4 Nc4 19.Bc4 Be6 20.Bd3 Rd5 21.Rd2 f6 (21...f5 22.Rb2 Rd7 23.a4=) ½–½. JF_ – Subedei, ChessWorld.net, 2005.

10.Be2 Qg4 11.0-0 Qg6 12.Bd3 Qf6 13.Rb1 b6 14.c4 dc4 15.Bc4 Bg4 16.d4 Bf3 (16...Rad8 17.h3 Bf3 18.Qf3 (worse is 18.gf3 Ne5 19.Be2 c5-/+) 18...Qf3 19.gf3+=) 17.Qf3+= Qf3 18.gf3 Na5 19.Ba6 Rad8 20.Rfc1 c6 21.Bf1 Rd6 22.f4 Rc8 23.Bg2 Re8 24.Rb2 Ree6 (24...Rg6 25.Rbc2+=) 25.d5 Rh6 26.e4 (better is 26.dc6 Nc6 27.Rbc2+=) 26...c5?? (better is 26...Rd8+=) 27.Rc5!!+- Kf8 28.Rc7 Rd8 29.e5 Rh4 30.f5 Nc4? 31.Rb4 b5 32.e6 fe6 33.fe6 Ke8 34.Rb5 Rd4 35.h3 Nb6 36.Ra7 Nd5 37.Rg7 Ne7 38.Rb7 (38.Rb7 Rd1 39.Bf1+-) 1–0. Skrzypczak,Michal (1960) – Matlewski,Adam, Wielkopolska III Liga Seniorow Poland, 2012.

7.Nb4 Nb4

8.a3 Nc6 9.e3 0-0 10.d4 Qg6 11.Nf3 d5 12.Bd3 Qf6 13.Qb1 h6 14.0-0 Bg4 15.Qb7 Bf3 16.gf3 Qf3 17.Qc7 (17.Qc6?! Qg4 18.Kh1 Qf3 19.Kg1 Qg4 20.Kh1 Qf3 21.Kg1=) 17...Rae8 18.Rfb1 Re6 19.Qg3 Qh5 20.Rb7 Ne7 21.Ra7 f5 22.a4 Rg6 23.Re7 Rg3 24.hg3 Qg5 25.Re5 h5 26.a5 h4 27.Kg2 Qg4 28.Rh1 hg3 29.f3 Qg5 30.c4 Rb8 31.Bf5 Rb2 32.Kg1 Qd8 33.Be6 1–0. marekt – dvaldez, ChessWorld.net, 2003.

8.a3 Nc6 9.Nf3 0-0 10.e3 Qf6 11.d4 d5 12.Bd3 Bg4 13.Rb1 Na5 (13...Rab8 14.0-0=) 14.h3 Bf3 15.Qf3 Qf3 16.gf3 b6 17.Rg1 Rfe8 18.Kd2 Re7 19.f4 Nb7 (19...Rae8 20.f5 f6 21.Rgc1+=) 20.f5 f6 21.c4 c6 22.cd5 cd5 23.Rgc1 (23.Rb5!?+-) 23...Nd6+/- 24.Rc6 Rd8 25.Rbc1 Kf7 26.Ke2 g6 27.fg6 hg6 28.h4 f5 29.Kf3 Ke6 30.Rg1+/- Rg7 31.h5+- g5 32.h6 Rg6 33.Rh1 Rh8 34.h7 Kd7 35.Bf5!! Nf5 36.Rg6 Nh4 37.Rh4 gh4 38.Rh6 Ke7 39.e4 de4 40.Ke4 b5 41.Rh4 a5 42.Rh5 b4 43.Ra5 ba3 44.Ra3 Kf6 45.Ra6 Kg5 46.f4 Kh5 47.Ra7 Kh6 48.Ke5 Rh7 49.Rh7 Kh7 50.Kf6 Kh6 51.d5 Kh5 52.d6 Kg4 53.d7 Kf4 54.d8Q Ke4 55.Qa5 1–0. kamret (2195) – wim (1765), GameColony.com, 2003.

8.a3 Nc6 9.e3= 0-0 10.Nf3 Qg6 (10...Qc5 11.Bd3=) 11.Bd3 Qh5 12.0-0 d5 13.Be2 Qh6 14.c4 Be6 15.Qb3 Na5 16.Qb5 Nc4 17.Qb7 c5 18.d3 Rfb8 19.Qe7 (19.Qc7 Rc8 20.Qg3 Nb2+=) 19...Na5= 20.Nd2 (20.Rab1 Nb3=) 20...c4 (20...Rb2 21.Rfd1 d4 22.Rab1 (22.Qc5? Rd2 23.Rd2 Nb3-+) 22...Rb1 23.Rb1 de3 24.Qa7=) 21.dc4 dc4? (better is 21...Nc4!? 22.Nc4 dc4=) 22.Bf3+/- Nb3 (better is 22...Re8 23.Qb4 Nb3 24.Ba8 a5+-) 23.Nb3?? (23.Ba8 Nd2 24.Qd6 Ra8 25.Qd2 Qf6+-) 23...cb3?? (better is 23...Re8 24.Qc7 Rac8 25.Qa7 cb3+=) 24.Ba8+/- Ra8 25.Rad1 Qf6 26.Qb7 Rc8 27.Rd4 (27.Rd3 Rf8+/-) 27...h6 28.Rb4 (better is 28.f4 Qf5 29.e4+=) 28...a5? (better is 28...Qc3+=) 29.Rb3+- Bb3 (29...Qd8 30.Rb5+-) 30.Qc8 Kh7 1–0. Tagirov,Kajum K (1875) – Shajakhmetov,Ildar, Memorial Kopylov, 2009.

8.Rb1 Na2 9.c3 Qa3 10.Qc2 +/-.

8.Rb1 b6 9.c4 Bb7 10.Qb3 a5 11.a3 Nc6 12.Qe3 Ne7 13.Nf3 0-0 14.Qc3 Nf5 15.e3 Bf3 16.gf3 Nh4 17.Be2 Qg6 18.Rb5 Qg2 19.Rf1 Nf3 20.Bf3 Qf3 21.Rg5 f6 22.Rg3 Qf5 23.h4 c6 24.Rfg1 Rf7 25.Qb3 Rb8 26.Rg4 d5 27.c5 b5 28.e4? (better is 28.Ke2!?-/+) 28...Re8 (28...de4?? 29.Rg7 Kh8 30.Qf7 Qf2 31.Kf2 e3 32.Ke3 Re8 33.Qe8) 29.d3 Qe6 30.Qc3 de4 31.Re4 Qd7 32.Re8 Qe8 33.Kd2 Qe5 34.Qa5 Qc5 35.Re1 Qf2 36.Re2 Qf4 37.Re3?! Rf8 38.Qc3 Re8 39.Qb3 Kh8 40.d4 Qf2 (40...Qf2 41.Kd1 Re3 42.Qe3 Qe3-+) 0–1. De Kruif,K (2050) – Williams,Pe (1960), Guernsey Open, Guernsey GCI, 2009.

8.c3 Na6 9.d4 b5 10.e3 Qa3 11.Qb3+= Qe7 12.Qb5 c6 13.Qa5 d5?? 14.Ba6+- 0-0 15.Nf3 f6 16.Rb1 Bf5 17.Rb7 Qd6 18.Qc7 Qa3 19.Qg7 1–0. Alissa – wee harv, ChessWorld.net, 2005.

8.c3 Na6 9.g3 0-0=+ 10.Bg2 Rb8 11.Nf3 b6 12.Qb1 h6 13.Nd4 Qe5 14.f4 Qe7 15.e4 Bb7 16.0-0 Nc5 17.Re1 Rfe8 18.Qc2 Ba6 19.Re3 Bb7 20.Nf5 Qe6 21.Rae1 Ba6 22.d4+= Nb7 23.e5 Red8 24.d5 Qe8 25.e6 de6 26.de6 Kh8 27.ef7 Qf7 28.Re7 Bd3 29.Rf7 Bc2 30.Nd4 Ba4 31.Rc7 (31.Rc7 Rd7 32.Rd7 Bd7 33.Re7+-) 1–0. Woschkat,Karl_Heinz – Jurisch,Matthias, CiF, 1991.

8.e3 0-0 9.Nf3 b6 10.a3 Nd5 11.Be2 Bb7 12.0-0 Rae8 13.d4 f5 14.c4 (14.Qd3 Qg6=) 14...Nf6 15.Qb3 Kh8 16.Ne5 Qe7 17.Rac1 d6 18.Nd3 c5 19.dc5 dc5 20.Rfd1 Ne4 21.Nf4 Qe5 22.Bf3 Ba8 23.Nd5 Re6 24.Rd3 Rh6 25.g3 Ng5 26.Bg2 Nh3 27.Kf1 f4?? (better 27...Bc6+=) 28.Nf4?? (better 28.ef4 Qd6 29.Re1+-) 28...Nf4?? (better 28...Bg2 29.Kg2 Qe4 30.f3 Nf4 31.gf4 Rg6 32.Kf2 Qe7-/+) 29.ef4+/- (worse 29.gf4 Bg2 30.Kg2 Qf5-+) 29...Bg2 30.Kg2 Qe4 31.Rf3 Rd6 32.Rcc3 h5 33.Rce3 Qc6 34.Qc3 Rd4 35.Rd3 (better 35.Re5!?+/-) 35...Rfd8+= 36.Rde3 h4 37.Qc2 (worse 37.gh4 Rf4 38.h5 Rdd4=+) 37...Qd7 38.Qg6?? (better 38.f5+=) 38...h3 39.Kf1 Rd1 (39...Rc4?! 40.Re1 Qd5 41.Rfe3 Qg2 42.Ke2=) 40.Re1 Re1 41.Ke1 Qd1 0-1. Master1Day (2245) - Davigator (2280), Rated Blitz game, lichess.org, 2016.

8.e3 b6 9.Nf3 Qg6 10.d3 Bb7 11.a3 Nc6 12.Nh4 Qf6=+ 13.Nf3 Qc3 14.Nd2 b5 15.Be2 b4 16.Qc1 0-0 17.0-0 a5 18.Ne4 Qe5 19.f4 Qe8 20.Nc5+= Qc8 21.Nb7 Qb7= 22.Qb2 Qb6 23.d4 f5 24.Bf3 ba3 25.Qa3 d6?? 26.Qb3 Qb3 27.cb3 Ra6 28.Rfc1 Nb4 29.Rc7 Re8 30.Rc3 d5 31.Kf2 Raa8 32.Ke2+- Kf7 33.Rc5 Ke6 34.Raa5 Ra5 35.Ra5 Rb8 36.Ra7 Kf6 37.Rd7 Rb5 38.g4 fg4 39.Bg4 Nc2 40.Kd2 Na1 41.Bd1 Nb3 42.Bb3 Rb3 43.Rd5 Rb2 44.Kd3 Rh2 45.Ke4 g6 46.Rc5 h5 47.d5 Rd2 48.Rc6 Kf7 49.Ke5 h4 50.Rc1 h3+/- 51.Rh1 h2 52.d6 Rg2 53.e4 g5 54.fg5 Rg5= 55.Kf4 Rh5 56.Kg4 Rh6 57.e5 Ke6 58.Kg5 Rh8 59.Kf4 Rh4 60.Kg3 Re4 61.Rh2 Re5 62.Rd2 Kd7 63.Kf4 Re6 64.Kf5 Rd6 65.Rd6 Kd6 ½–½. Skaug,Thorbjorn – Larsen,Gerry, Hostturnering, 2002.

8.e3 f6 9.Qg4?? (9.a3 Nc6+=) 9...Rf8 (better 9...Nc2 10.Kd1 Na1 11.Qg7 Rf8 12.Qh7 Qb4-+) 10.Qg7?? (better 10.Rb1 Nc2 11.Kd1+/-) 10…Qe7 1-0. opperwezen (2590) - littleplotkin (2500), lichess.org, 2018.

8.Nf3 0-0 9.e3 b6 10.Be2 Re8 11.0-0 Bb7 12.d4 Be4 13.c3 Nd5 14.Qd2 h6 15.Ne5 (better is 15.Rac1!?+=) 15...Bg2-/+ 16.Kg2 Re5 17.Kh1 (17.de5?? Nf4! 18.ef4 Qd2-+) 17...Nf6 18.Rad1 (18.Bf3 Rae8-/+) 18...Re4 19.f4? (better is 19.Rg1-+) 19...Rae8 20.Rf3 Ng4 21.Rg3 (21.Re1 Re3 (worse is 21...Ne3 22.Bd3 Rf4 23.Ree3+/-) 22.Rg3 Nf2 23.Kg2 Qf4-+) 21...Ne3 22.Rdg1 Nf5 23.R3g2 Rf4 24.Bd3 (24.Bb5 Re7 25.Bd3 g5 26.Bf5 Rf5-+) 24...g5 25.Bf5 Rf5 26.h4 (26.Re1 Re1 27.Qe1 c5-+) 26...Re4 27.hg5 (27.Re1 Qe6 28.Rb1 Rh4 29.Kg1 Rff4-+) 27...Rh4 28.Rh2 Qd5 29.Qg2 Qg2 30.Rgg2 (30.Kg2 Rg5 31.Kh1 Rg1 32.Kg1 Rh2 33.Kh2 f5-+) 30...Rf1 31.Rg1 Rh2 32.Kh2 Rg1 33.Kg1 hg5 34.Kf2 f5 35.a4 (35.Ke3 Kf7 36.a4 c6-+) 35...Kf7 36.c4 Ke6 37.Ke3 d5 38.c5 f4 39.Kf3 bc5 40.dc5 Kf5 0–1. jeich (1835) – chandragupta (2170), gameknot.com, 2014.

8.a3 Nd5

9.Nf3 +=.

9.e3 0-0

10.Bd3 b6 11.Ne2 Bb7 12.0-0 g6 13.f3 Rfe8 14.Be4 Ba6 15.Re1 Rac8 16.Bd5 Qd5 17.Nf4 Qd6 18.a4 Bb7 19.c4 g5 20.Nh5 Re6 21.d4 c5 22.d5 Rh6 23.f4 Qg6 24.Ng3 gf4 25.ef4 Rh4 26.a5 (26.Qe2 Qf6 27.Ra3+-) 26...Rf8 (26...b5!?+=) 27.Qf3 f5 28.ab6 ab6 29.Ra7 Bc8 30.Re5 Qg4? (better is 30...Qh6!? 31.Ne2 Qf6+-) 31.Rf5! Qf3 (31...Rf5 32.Qg4 Double attack (32.Qg4 Decoy)) 32.gf3 Rf4 33.Rf4 Rf4 34.Ne4 Rf3 35.Nd6 Rf8 36.Kg2 Kg7 37.Kg3 1–0. kostini (2115) – chandragupta (2180), gameknot.com, 2015.

10.Bd3 b6 11.Qf3 Bb7 12.Ne2 f5 13.Qg3 f4 14.Qh3 g6 15.0-0 Rae8 16.Bc4 fe3 17.de3 Qc5 18.Bb3 Re7 19.Qh6 Ba6 20.Rfe1 Bc4 21.Qh4 Bb3 22.cb3 Ref7 23.b4 ½–½. Winiger,Albert (2150) – Schludecker,Elke (2110), RSS4D adv–12, 2006.

10.Bd3 b6 11.Qf3 f5 12.Ne2 Bb7 13.Qg3 f4 14.Qh3 g6 15.0-0 Rae8 16.Bc4 fe3 17.de3 Qc5 18.Qg4 Re5 19.Rad1 Kh8 20.Bd5 Rd5 21.Rd5 Qd5 22.c4 Qd3 23.Nf4 Qe4 (23...Qc4?? 24.Ng6 hg6 25.Qc4+-) 24.Rd1 (24.Qd7?? Rf4 25.Qd8 Kg7 26.Qc7 Kg8 27.Qd8 Rf8-+) 24...Bc6 25.h4 a6 (25...Qc4?? 26.Ng6 hg6 27.Qc4+-) 26.Rd4 Qf5 27.Qg3 d6 28.Nd5 Bd5 29.cd5 (worse is 29.Rd5 Qb1 30.Kh2 Qa2+=) 29...Qc2 30.Rf4 Rf4 31.Qf4 Kg7 (31...Qb1 32.Kh2 Qf5 33.Kg3 Qf4 34.Kf4=) 32.Qg5 Qb1 33.Kh2 Qf5 34.Qe7 Qf7 35.Qf7 ½–½. bishop_ben (2135) – rcm06 (2170), gameknot.com, 2014.

10.Bd3 Re8 11.Ne2 Nf6 12.Nc3 c6 13.0-0 Qe7 14.Qf3 d5 15.Qf4 Bd7 16.h3 h6 17.Rfb1 Rab8 18.a4 a6 (better is 18...c5!?=) 19.Ba6!+/- Be6 (19...ba6 20.Rb8 Pinning (20.Rb8 Deflection)) 20.a5 Qc5? (better is 20...Nh5 21.Qh2 Bf5+/-) 21.Bb7+- (21.Rb7?! Ra8 22.Bd3 Ra5+-) 1–0. marekt – Odensboldklub, chessworld.net, 2015.

10.Nf3 Re8 11.Bc4 Nb6 12.Bd3 c5 13.Ng5 h6=+ 14.Bh7 Kf8-/+ 15.Ne4 Qe5 16.f4 Qd5 17.d3 f5 18.Bg6 fe4 19.Be8-/+ Ke8 20.c4 Qd3-+ 21.Qd3 ed3 22.0-0-0? Nc4 23.Rd3 b5 24.e4 a5 25.Rhd1 b4 26.a4 Ra7 27.e5 Ba6 28.Rg3 Kf7 29.Rd5 Nb6 30.Rc5 Na4 31.Ra5 Nc3 32.Kb2-/+ Ne4 33.Rb3= Nd2 34.Rb4. mrkt – wis42, kurnik, 2007.

8.c3 Nc6

9.d4 Qa3 10.Qb3 Qb3 11.ab3 d5 12.e3 Be6 13.Bd3 0-0 14.Ne2 Rad8 15.Nf4 Bc8 16.Kd2 a6 17.e4 de4 18.Be4 Ne7 19.Rhe1 Rfe8 20.h3 Ng6 21.Ng6 hg6 22.h4 c6 23.b4 Be6 24.Bd3 Bd5 25.Re8 Re8 26.g3 Kf8 27.c4 Bf3 28.Ra5 f5 (28...Be4 29.Be2+=) 29.Re5+/- Re5 30.de5 Ke7? (better is 30...c5!? 31.bc5 Ke7+/-) 31.Ke3+- Bd1 32.c5 Bb3 (32...Ke6 33.Kf4 g5 34.hg5+-) 33.Kf4 Ke6 (33...Kf8+-) 34.Kg5 Kf7 (34...Ke5?? 35.Kg6 f4 36.gf4 Kf4 37.Be2+-) 35.h5 gh5 36.Kf5 Bd5 0–1. antinephilehi (2065) – dylam (2070), gameknot.com, 2013.

9.e3 0-0 10.d4 b6 11.Bd3 Bb7 12.Nf3 Na5 13.0-0 f5 14.Rc1 Rae8 15.Re1 Be4 16.Bf1 Re6 17.Ng5 (17.Ne5 Qe7=) 17...Rg6 (17...Rh6 18.g3=) 18.Nh3 Bb7 19.Nf4 Rh6 20.c4 g5 21.c5 (21.Nh3 Qf6+=) 21...Qe7 (21...bc5 22.Rc5 gf4 23.ef4=) 22.Nd3+= g4 23.Nf4 Qh4 24.h3 gh3 25.gh3 Rf7 (25...Kf7 26.d5+=) 26.d5 d6 27.cb6 Rg7 28.Bg2 ab6 29.Re2 Qd8 30.Qd4 Bc8 31.Rec2 Re7 32.Kh1 b5 33.Bf3 Rg7 34.Qg7! Kg7 35.Rc7 Bd7 36.Ne6 Re6 37.de6 Kf6 38.Rd7 Qh8 39.Rd1 Nc4 40.Rf7 Ke5 41.e7 Qe8 42.Bd5 Ne3 43.fe3 h6 44.Bb3 h5 45.Rd5 Ke6 46.Rb5 d5 47.Bd5 Kd7 48.Rb6 (48.Rb6 Qe7 49.Rb7 Kd6 50.Rbe7 Kd5 51.a4+-) 1–0. Woelfelschneider,Peter – Sagnier, 2009.

9.e3 0-0 10.Nf3 Ne5 11.d4 Nf3 12.Qf3 Qa3 13.e4 Qb2 14.Rd1 Qa2 15.Rd2 Qa5 16.Be2 b5 17.e5 Rb8 18.0-0 c6 19.Qd3 Qd8 20.Qe4 d5 21.ed6 Qd6 22.Ra1 a6 23.Qe3 Re8?? 24.Qe8+- Qf8 25.Qf8 Kf8 26.Bf3 Bb7 27.Rda2 Rc8 28.h3 f6 29.Re1 (29.Re1 Re8 30.Kf1+-) 1–0. Rosner,Dirk – Fiedler, corr SOK–89–37, 1989.

9.e3 0-0 10.Nf3 Qg6 11.Qb1 b6 12.Qg6+/- hg6 13.h4 d6 14.Bb5 Bb7 15.h5 gh5 16.Rh5 g6 17.Rh4 Ne5+= 18.Ke2 Nf3 19.gf3 Kg7 20.Rah1 Rh8 21.Rh8 Rh8 22.Rh8 Kh8 23.e4 Kg7 24.d4 f5 25.d5 Kf6 26.Ke3 Ke5 27.f4+= Kf6 28.f3 Ke7 29.Kd4 Bc8 30.a3 a5 31.e5 Bb7 32.e6 ½–½. aschellen (1970) – Tiflis (1725), Friendly Game, 2007.

9.e3 b6 10.Nf3 a5 11.d4 0-0 12.Bd3 Qa3 (12...Ba6 13.0-0=) 13.Qc2+= d5 (better is 13...h6!?+=) 14.Bh7+/- Kh8 15.Bd3 Ba6 (15...Qd6 16.0-0+/-) 16.Ba6+- Ra6 17.0-0 Raa8 (17...Qe7 18.Rfc1+-) 18.Qf5 g6?? (better is 18...Qd6+-) 19.Qf6 (19.Qf6 Kg8 20.Qc6+-) 1–0. Woelfelschneider,Peter – Vieth, 2010.

9.e4 0-0 10.d4 Re8 11.f3 b6 12.Bd3 Bb7 13.Ne2 Qh6 14.0-0 Re7 15.Ng3 g6 16.Qc2 Qe3 17.Kh1 Qf4 18.Ne2 Qh4 19.f4 Rae8 20.Ng3 f5 (better is 20...d6!?+=) 21.ef5+- Re3 22.Kg1 Rg3 23.hg3 Qg3 24.fg6 Re3 (24...hg6 25.Bg6 Re3 26.Qb3 Re6+-) 25.Qb3 (worse is 25.gh7 Kh8 26.Rad1 Ne7+-) 25...Re6 26.Rf3 Qg4 27.Rf2 Na5 28.Qc2 hg6 29.f5 Re3 30.fg6 Qg3 31.Rd1 Bf3 32.Rdf1 Bd5 33.c4 Be6 34.d5 Rd3 35.de6 de6 36.Rf8 Kg7 37.Qb2 e5 38.R1f7 Kh6 39.Rh8 Kg5 40.Qc1 Kg6 41.Qh6 (41.Qh6 Kf7 42.Rf8 Ke7 43.Qf6 Kd7 44.Rd8; 41.Rc7?! Qf4 42.Rg8 Kh6 43.Qf4 ef4+-) 1–0. Ortega Morales,J (1960) – Mazzoleni,J (2120), 85th ch–ARG, Buenos Aires ARG, 2010.

9.Nf3 0-0 10.e3 a6 11.d4 b5 12.Bd3 Bb7 13.0-0 Ne7 14.Be2 (14.a4 Rfb8+=) 14...h6 15.a4 Nd5 16.Qb3 (worse is 16.ab5 Nc3 17.Qd3 Ne2 18.Qe2 ab5 19.Ra8 Ba8 20.Qb5 Bf3 21.gf3 Qg6 22.Kh1 c6=) 16...g5? (better is 16...ba4 17.Ra4 Rfb8=) 17.ab5+- ab5 18.Bb5 Bc6 19.Bc6 Qc6 20.Ra8 Ra8 21.Ne5 Qd6? (21...Qe6 22.Qb7 Nb6 23.Rb1+-) 22.Qb7 (better is 22.e4!? Ra3 23.Qd5 Qd5 24.ed5 d6+-) 22...Rf8 23.c4 Ne7 (23...Nc3 24.c5 Qe6 25.Qc7+-) 24.c5 Qd5 (24...Qe6 25.Qc7 d5 26.cd6+-) 25.Qc7 Nf5 (25...Ra8+-) 26.Nd7 Nh4 (26...Kg7 27.Nf8 Nh4 28.Qe5 Qe5 29.de5 Kf8+-) 27.Nf6 (27.Nf6 Kg7 28.Nd5+-) 1–0. charmedones (1990) – mekkelmania, gameknot.com, 2014.

9.Nf3 Qe7 10.e3 d5 11.Rb1 0-0 12.Bd3 b6 13.h4 Ne5 14.Ne5 Qe5 15.f4 Qe7 16.g4 (16.h5!?=) 16...c5 17.Kf2 Bb7 18.Rh3 c4 19.Bf5 g6 20.Bc2 Qd7 21.f5 Qc6 22.Ba4 (22.Qf3 Qd6=) 22...Qf6 (22...Qd6 23.Bc2=) 23.Bc2 Qc6 24.Ba4 Qd6 25.Qf3 (25.h5 gf5 26.gf5 Kh8=) 25...Rab8 (better is 25...Qa3 26.Qd1 Rad8+=) 26.Rg1? (better is 26.Qf4!? Qf4 27.ef4 gf5 28.Rg3 fg4 29.Rg4 Kh8 30.Re1+=) 26...d4-/+ 27.Qf4 de3 28.Qe3 Rbd8 29.d4 (better is 29.Re1!?-/+) 29...cd3-+ 30.Rd1?? (30.h5 d2 31.hg6 fg6-+ (31...hg6?! 32.Rd1+=)) 30...d2 (30...Qd5!? 31.Rd2 Qg2 32.Ke1 Qg4 33.f6-+) 31.Kg1? (31.h5 b5! 32.Bb5-+) 31...Qd5 32.Rh2 (32.Qe2 gf5 33.Bb5-+) 32...Qf3 (better is 32...Qc4 33.Rhd2 Qg4 (33...Qa4 34.Rd8 Qg4 35.Kf2 Qg2 36.Ke1 Qh1 37.Ke2 Ba6 38.Kf2 Qh2 39.Kf3+=) 34.Kf2 Rd2 (34...Qa4?! 35.Rd8 Qh4 36.Qg3=) 35.Rd2 Qh4 36.Kg1 Qa4-+) 33.Qf3-/+ Bf3 34.Rdd2 Bg4 35.fg6 hg6 36.Rd4 Rd4 37.cd4 Rd8 38.Rd2 Be6 39.Kf2 Bd5 40.Bb5 (40.Bb3 Bb3 41.ab3 Kf8-/+) 40...Kg7 41.Ke3 (41.Bf1!?-/+) 41...Rh8-+ 42.Rh2 (42.Rc2 Rh4 43.Bc4 Rh3 44.Kf4 Rf3 45.Ke5 Rf5 46.Kd6 Be4-+) 42...g5! 43.h5 (43.hg5 Rh2 Pinning (43...Rh2 Deflection)) 43...f5 44.Bd7 f4 45.Kd3 Rh6 (45...Bf3 46.Rf2 Bh5 47.d5-+) 46.Bf5 Bf7 (46...Rf6!? 47.Be4 Be4 48.Ke4-+) 47.Bg4 Kf6 48.Rc2 Bh5 49.Rc6 Kg7 50.Rc7 Bf7 (better is 50...Kf8!? 51.Bh5 Rh5-+) 51.d5+= Kf8 (51...a5 52.Ke4+=) 52.Rc8= Kg7 53.Rc7 Rf6 (53...Rf6 54.Ke4 a5+=) 0–1. Menouar,Elhadi – Ferrah,Hacene (1825), 3rd President ALG Open, 2015.

8.c3 Nd5

9.a4 0-0 10.Nf3 Re8 11.e3 c5 12.c4 Nf4 13.Qc2 Qe5?? (better 13...b6 14.Kd1 Nh5=+) 14.Ne5+- Re5 15.g3 Ne6 16.f4 Nd4 17.Qd1 Re8 18.Bg2 d6 19.0-0 Nc6 20.Bc6 bc6 21.a5 Bf5 22.Qb3 Be4 (22...Rab8 23.Qc3+-) 23.d3 (better 23.f5!? Rab8 24.Qc3 f6+-) 23...Bf5 24.e4 Bg4 25.Rf2 Rab8 26.Qc3 Rb4 (26...Rbd8 27.f5 f6 28.Rb1+-) 27.Rb2 Reb8 28.Rb4 cb4 29.Qd4 Rd8 30.Qa7 Kf8 31.Qb6 (31.Qb6 Rc8 32.a6+-) 1-0. Master1Day (2220) - falerito (2290), Rated Blitz game, lichess.org, 2016.

9.e3 Nf6 10.Nf3 0-0 11.d4 b6 12.Bd3 Bb7 13.0-0 Rfe8 14.c4 Ng4 (14...c5 15.dc5 Qc5 16.Nd4+=) 15.d5 h6 16.Qc2 c6 17.Rab1 Qc5 (17...Ne5 18.Ne5 Re5 19.Rfd1=) 18.d6 Qd6 19.Bh7 Kh8 20.Bf5 Ne5 21.Ne5 Re5 22.Rbd1 Qf6 23.Bd7 (23.Rd7? Bc8 (23...Rf5?! 24.Rb7 Rc5 25.a4=) 24.Ra7 Ra7 25.Bc8 Rea5-+) 23...c5 24.Qe2 Rd8 25.Rd3 b5 (25...Re4 26.Qc2=) 26.cb5 c4 27.Rd4 c3 28.Rfd1 (28.Rc1 Rg5 29.g3 Rd5 30.Rd5 Bd5+=) 28...Rg5 29.Bh3? (29.e4 Rc5 30.Qc2 Rb5+=) 29...Rd4+= 30.Rd4 (30.ed4 Bf3 31.Qe8 Kh7 32.Qe3 Bd1 33.Qc3-+) 30...Qg6-/+ 31.e4 (31.f4 Qb1 32.Kf2 Rb5-+) 31...Qb6-+ 32.Rb4 Qc5 33.Rb1 Re5 34.Rc1 Be4 35.Qe3 Qe3 (35...Qb5?! 36.Qc3 f6 37.Qc8 Kh7 38.Be6=) 36.fe3 c2 37.Kf1? (better is 37.Kf2-+) 37...Rb5 38.Ke2 Rg5 39.Kd2 Bg2 40.Bg2 Rg2 41.Kc3 Rh2 42.Rg1 g6 43.Kb2 Kg7 44.e4 h5 45.Kc1 h4 46.Rg4 h3 47.Rh4 g5 48.Rh5 Kg6 49.Rh8 g4 50.Rg8 Kh5 51.Rh8 Kg5 52.Rg8 Kh4 53.e5 Rf2 54.Rh8 0–1. condoru (2115) – rcm06 (2200), gameknot.com, 2014.

9.Nf3 0-0 10.e3 Re8 11.Qb3 Nb6 12.a4 a5 13.Be2 Qf6 14.Qb5 Re7 15.Qg5 Qg5 16.Ng5 d6 17.Bb5 Bf5 18.Ke2 h6 19.Nf3 Be4 20.d3 Bf5 (20...Bf3 21.Kf3 c6 22.Bc4=) ½–½. pcmvr (2730) – garompon (2500), net–chess.com, 2007.

9.Nf3 0-0 10.g3 b5 11.Bg2 Bb7 12.0-0 Rfe8 13.Re1 Nb6 14.Rb1 a6 15.Qc2 Rab8 16.d3 c5 17.e4 Qc7 18.Re2 Re7 19.Nh4 d5 20.Nf5 Ree8 21.f4 (21.ed5 Nd5 22.Rbe1 Qd7=) 21...de4+= 22.de4 Rbd8 23.h3 Nc4 24.Rbe1 Qd7 25.e5 Bg2 26.Kg2 Qd3 27.Qd3 Rd3 28.a4 (28.Kf2+=) 28...g6 (28...ba4 29.Re4 Nb2 30.Nd6-/+) 29.Nh6? (better is 29.Ne3=) 29...Kg7-+ 30.Ng4 Rc3 31.ab5 ab5 32.Rd1 b4 (32...Ra8 33.e6 h5 34.e7+=) 33.Rd7 (33.Nf6 Ra8 34.Rd7 Re3 35.Re3 Ne3 36.Kf2 Nf5-/+) 33...Re6-+ 34.Nf6 Ne3 (better is 34...b3!? 35.Rd8 Rf6 36.ef6 Kf6-+) 35.Kf2+= Nf5 36.g4 (36.Ne4 Rc1 37.g4=) 36...Ne7 (better is 36...Nh4!? 37.Ne4 Rf3 38.Ke1 Rc6-/+) 37.Ne8 Kf8 38.Nf6 Nc6 39.Rc7 Rd3 40.Nh7+/- Kg7 41.Ng5+- Nd4 42.Rf7 Kg8 43.Rd7 Re8+= 44.Ra2 b3?? 45.Ra6+- Rd2 46.Kf1 Rd1= 47.Kf2 Rd2 48.Ke3 Re2 49.Kd3 c4 50.Kc4 Rc2 51.Kd3 Nc6 52.Rb6 Rc1 53.Rd6 Ne7 54.Rb3 Rec8 55.Ne4 Rf1 56.Ke3 Kf8 57.Rf6 Kg8 58.Re6 Nd5 59.Ke2 Rf4 60.Nf6 Nf6 61.Rf6 Re4 62.Re3 Re3 63.Ke3 Rc3 64.Kf4 Rh3 65.Rg6 Kf7 66.Ra6 Rh1 67.Kg5 Re1 68.Rf6 Kg7 69.Rf5 Re4 70.Kh5 Re1 71.g5 Rh1 72.Kg4 Rg1 73.Kf4 Re1 74.Rf6 Rf1 75.Ke4 Re1 76.Kf5 White prepares the advance g6 76...Rf1 77.Ke6 Rg1 78.g6! Rb1 79.Ke7 Rb7 80.Ke6 Rb2?? 81.Kf5 Rf2 82.Ke6 ½–½. Skrzypczak,Michal (1990) – Marchlewicz,Damian (1935), Druzynowe Mistrzostwa Polski w szachach Poland, 2012.

9.g3 0-0 10.Bg2 Re8 11.Nf3 Nb6 12.0-0 Qf6 13.d4 d5 14.Ne5 Bf5 15.f3 (15.a4 Rad8=) 15...Qh6+= 16.Qc1 Qc1 17.Rfc1 f6 18.e4 fe5 19.ef5 ed4 20.cd4 Re7 21.Re1 Rae8 22.Kf2 Re1 23.Re1 Re1 24.Ke1 Kf7 ½–½. Law,Stephen (1765) – Pott,Brian (1870), IECG TE.2004.S.01703, 2006.

9.g3 0-0 10.Bg2 Nf6 11.Nh3 Re8 12.0-0 Rb8 13.d4 Qa6 (13...b5!?+=) 14.Nf4= d6 15.Qc2 Bd7 16.Rfe1 Ba4 17.Qd2 Bc6 18.f3 Nd5 19.Nd5 Bd5 20.e4 Bc4 21.Rab1 b6 22.Rb2 c6 23.Bf1 Re7 24.Bc4 Qc4 25.Rb4 Qa6 26.Qc2 Rbe8 27.Rd1 f5 28.Ra4 (28.ef5?? Re1 29.Re1 Re1 30.Kg2 Qf1) 28...Qb7 29.ef5 d5 30.Rd2 (30.c4 Re3=) 30...a5 31.Kg2 Qa6 32.c4 Re1 33.Qb3 R8e3 34.Qb4 ab4 35.Ra6 dc4 36.Rb6 (36.Kf2!? c3 37.Rc2+=) 36...c3-/+ 37.Rf2 R3e2 38.Rc6 (38.Rb4?? c2 39.Rc4 c1Q 40.Rc1 Rf2 41.Kf2 Rc1-+) 38...Rb2 39.Rc8? (39.h3!?=) 39...Kf7-/+ 40.Rc7 (40.h3 Ra1 41.Ra8 c2-+) 40...Kf6+= 41.g4 Ra1 42.h4 Raa2 (42...Raa2 43.Kg3 Rf2-+) 0–1. rcm06 (2150) – bishop_ben (2150), gameknot.com, 2014.

9.g3 Qc6 10.Nf3 Nf6 11.Bg2 0-0 12.0-0 Re8 13.Qb3 Qb6 14.e3 d5 15.Rfc1 c6 16.c4 dc4 17.Qc4 Be6 18.Qe2 Qa5 19.d4 Bd5 20.Ne5 Bg2 21.Rc5 Qc7 22.Kg2 Ne4 23.Rc2 Rad8 24.Rb1 f6 25.Qc4 Kf8 26.Nd3 Qe7 27.Rb3 Rc8 28.Qa4 Ra8 29.Rb1 Nd6+= 30.Kg1 Kg8 31.Qa3 Kh8= 32.Rd1 Qe6 33.Nf4 Qg4 34.Rf1 Qd7 35.Rfc1 g5 36.Nh5 Qe7 37.d5 cd5 38.Rc7 Qd8 (38...Qe5 39.Qd3 f5 40.f4 gf4 41.ef4+/- (41.Nf4?! Qe3 42.Qe3 Re3=)) 1–0. "lasker" (2255) – acctech (2125), internet, 2007.

9.e3 0-0

10.Qc2 b6 11.Bd3 Bb7 12.Bh7+= Kh8 13.Be4 Rae8 14.Bf3 Ba6 15.Ne2 Re6 16.0-0 Be2 17.Be2 Rh6 18.h3 g5 (18...Kg8 19.Qd3+/-) 19.c4 Nb4 20.Qc3 Kg8 21.d4 Kg7 (21...Nc6 22.Rab1+-) 22.Rfc1 Rfh8? (22...Qe7+-) 23.c5 bc5 (23...Nd5 24.cd6 Nc3 25.Rc3+-) 24.dc5 Qf6 25.Qb4 Qe5 26.Qc3 (26.Qa4 f5+-) 26...Qc3 27.Rc3 f5 (27...Rb8 28.Ra3 Rc6 29.Ra5+-) 28.Rd1 g4 (28...Rd8 29.Rd5 Rf6 30.c6+-) 29.Rd7 Kg6 30.Rc7 Kg5 31.Rg7 Kf6 32.Ra7 gh3 (32...Kg5 33.c6 Rd6 34.hg4+-) 33.Rd3 hg2 34.Rd6 Kg5 35.Rg7 (35.Rg7 Rg6 36.Rdg6 Kh4 37.Rg2 Rd8 38.Rh7#) 1–0. Woelfelschneider,Peter – Kuellmei, 2009.

10.Qc2 b6 11.Bd3 Nf6 12.Ne2 +=.

10.Qc2 b6 11.Bd3 g6 12.Ne2 Bb7 13.0-0 Rfe8 14.a4 a6 15.f3 Re5 16.Bc4 Nf6 17.Ba2 Rh5 18.Nf4 Ra5 19.d4 c5 20.Nd3 Qc7 21.dc5 bc5 22.c4 Re8 23.e4 Bc6 24.Bb3 Nh5 25.Nf2 Nf4 26.Ng4 Rb8 27.Qb2 h5 28.Nh6 Kh7 29.Nf7 Ba4 30.Qf6 Bb3 31.Ra5 Bc4 32.Ne5 Qa5 33.Qf4 Bb3 34.Nc6 dc6 35.Qb8 Qc3 36.Qc7 Kh6 37.Qc6 Qd4 38.Kh1 a5 39.f4 a4 40.Qe8 Bc4 41.f5 1–0. glovio (2185) – rcm06 (2150), gameknot.com, 2014.

10.Qc2 b6 11.Bd3 g6 12.Nh3 Bb7 13.0-0 Rae8 14.f3 Bc6 15.Nf2 Nf6 16.Rfe1 Re5 17.Be2 Qa3 18.e4 Ba4 19.Qb1 Re7 20.Qd3 Qc5 (20...a5 21.Qd4 Re6 22.Bc4+=) 21.Qa6+/- Bc6 22.Bf1 Rfe8 23.a4 d6 24.a5 (24.Qa7?? Ra8 25.Qa8 Ba8-+) 24...Qg5 (24...Ra8 25.Rec1+=) 25.d4+/- (25.Qa7? Ra8 26.ab6 Ra7 27.Ra7 Qd2-+) 25...Nh5 (25...d5 A) worse is 26.Qa7 Ra8 (worse is 26...de4 27.ab6 e3 28.Nh3+/-) 27.ab6 Ra7 28.ba7 Re8+=; B) 26.e5+/-) 26.c4 f5 27.d5 Ba8 28.Qa7 ba5 29.Qa5 Bb7 30.ef5 gf5 31.Re7 Qe7 32.Qb5 Bc8 33.Ra7 Qe1 34.Rc7 Nf4 35.g3 Ne2 36.Kg2 Nd4 37.Qb8 Nc2+/- 38.Qb2 Ne3 39.Kh3 Qf1 40.Kh4 Re5 41.Rc8?? Kf7?? 42.Nh3 Ng2 43.Kg5 f4 44.Kh6 Ne3 45.Ng5 Kf6 46.Rf8 Ke7 47.Qb7 Kf8 48.Qf7# 1–0. Woelfelschneider,Peter – Wichert, 2009.

10.Qc2 b6 11.Bd3 h6 12.Ne2 Bb7 13.f3 Rae8 14.0-0 c5 15.a4 Nf6 16.a5 Qc7 17.Rfb1 Re6 18.Nf4 Rd6 19.ab6 ab6 20.Bc4 Bd5 21.Nd5 Nd5 22.Qe4 Nf6 23.Qf4 Rb8 24.e4 Rc6 25.Qc7 Rc7 26.Ra6 Rcb7 27.e5 d5 28.Ba2 (28.ef6?! dc4 29.fg7 Kg7=) 28...Ne8 29.Bd5 Rd7 30.Bc4 Rdb7 31.Ra2 Kh7 32.d4 cd4 33.cd4 f6 34.f4 Kg6 35.Rb4 Rd7 36.d5 fe5 37.fe5 Nc7 38.Bd3 Kg5 (38...Kh5 39.d6 Ne8 40.g4 Kh4 41.g5 Kh5+-) 39.h4 Kh5 40.g4 Kh4 41.Rh2 Kg3 42.Bf1 (42.Bf1 Nd5 43.Rh3) 1–0. Schellen,Anton – Jokmin,Alex, SN–2009–0-00170, 2009.

10.Qc2 Nf6 11.Bd3 Re8 12.f3 b6 13.Ne2 g6 (13...Bb7 14.Ng3+=) 14.a4 Bb7 15.0-0 Re5 16.a5 ba5 17.Rfb1 Bc6 18.c4 Rg5 19.Nd4 Re8 20.Qc3 a4 (20...Rh5 A) worse is 21.Nc6 Qh2 (worse is 21...Qc6 22.Ra5 Ra5 23.Qa5+=) 22.Kf2 Qh4 23.Kg1 dc6+=; B) 21.h3=) 21.Nc6 (21.Bc2 a6+=) 21...Qc6= 22.Be2 Qe6 23.Bf1 Qc6 24.e4 Nh5 25.d4 Qf6 (25...f5 26.Qd2 h6 27.ef5 gf5 28.Rb4+/-) 26.Ra3 a6? 27.g4+- Qf4 28.Bg2 Nf6 29.h4 Ne4 30.Qe3 Rg4 31.fg4 Qg4 32.Rf1 Nd6 33.Qf4 Re4 34.Qg4 Rg4 35.c5 Nf5 36.Ra4 Rh4 37.Ra6+- Rd4 38.Ra7 c6 39.Bh3 Rd5 40.Bf5 gf5 41.Re1 Kf8 42.Kf2 h5 43.Kg3 f6 44.Ra8 Kf7 45.Rae8 Rd3 46.R1e3 (46.R1e3 Rd1 47.R3e7 Kg6 48.Rg8 Kh6 49.Rh8 Kg6 50.Rhh7 Rd3 51.Kf4 Rd4 52.Kf3+-) 1–0. Woelfelschneider,Peter – Bauer, 2009.

10.Nf3 b6 11.Nd4 Bb7 12.Qg4 Nf6 13.Qg3= Qg3 14.hg3 a6 15.f3 Rfe8 16.Rb1 d5 17.a4 h6 18.a5 Nd7 19.g4 b5 20.Bd3 c5 21.Nb3 c4 22.Bf5 Ne5 23.Nd4 Rad8 24.Ke2 Nc6 25.Nc6 Bc6 26.d4 cd3 27.Kd2 Kf8 28.Rb4 Re5 29.Kd3 Rde8-/+ 30.Kd4 Bb7 31.Re1 g6 32.Bd3 Kg7 33.Rb2 R5e7 34.Rbe2 ½–½. Tschoepe,Frank (1700) – Zimmermann,Joerg (1655), TT–09.28 ETC, 2003.

10.Nh3 b6 11.Bd3 Bb7 12.f3 Bc6 13.0-0 Rae8 14.Qc2 g6 15.Rfb1 Re7 16.Nf2 Re5 17.a4 Nf6 18.Be2 Rfe8 19.e4 Rh5 20.g3 Qf8 21.d4 Qh6 22.Qc1 Rh2 23.Qh6 Rh6 24.a5 Rh5 25.e5 Nd5 26.Rb3 (26.Ne4 f5 27.ef6 Kf7 28.ab6 ab6+=) 26...Rg5 (26...d6 27.f4 Rf5+/-) 27.Ne4+= Rf5 28.c4 Ne7 29.ab6 ab6 30.Nf6 Rf6 31.ef6 Nf5 32.d5 Bb7 (32...Re2?? 33.dc6 h5 34.Ra8 Kh7 35.cd7+-; 32...Ng3? 33.dc6 Ne2 34.Kf2 dc6 35.Re3+-) 33.Ra7 Rb8 (33...Re2? 34.Rb7 h5 35.Rc7+-; worse is 33...Ng3 34.Bd3 (34.Rb7?! Ne2 35.Kf2 Nd4+-) 34...Bd5 35.cd5+-) 34.g4 Nd6 35.Re3 Kf8 36.g5 Nc8 37.Ra2 b5 38.Rb2 Nd6 39.Re7 Rd8 (39...bc4 40.Rd7 c3 41.Rb3+-) 40.c5 Nf5 41.Rb5 Bc8 42.d6! cd6 43.cd6 Nd6 44.Rb8 Re8 45.Re8 Ke8 46.Rb6 Nf5 47.Bc4 1–0. mikleol (2230) – chandragupta (2200), gameknot.com, 2015.

7.c4 0-0

8.e3 a5 9.Nf3 Qg6 10.Be2 (10.Nc7 Rb8+/-) 10...d6? (better 10...Bd6!? 11.0-0 Nb4=) 11.0-0 Bh3?? (11...Ra6 12.d4 a4 13.c5+-) 12.Ne1 (better 12.Nf4!? Qf6 13.Nh3 Rfe8+-) 12...Rac8? (12...Bf5 13.a3 Bc5 14.Nc7+/-) 13.Rb1?? (better 13.a3!? Bd2 14.Qd2+-) 13...Bf5 (13...Be6 A) worse 14.Nb4 ab4 (worse 14...Nb4 15.a3+/-) 15.d4 d5=; B) 14.Nc2 Bd5 15.cd5+/-) 14.d3 (14.Rb3 Be4+/-) 14...Rfe8 15.Nf3 Qh6 (15...Be6+=) 16.Nb4 (16.Qa4 Bd7 17.a3+/- (17.Nb4?! ab4 18.Qc2 Qg6=)) 16...ab4= (worse 16...Nb4 17.a3 Na6 18.Rb7+-) 17.Nd2 (17.a3!?=) 17...Ra8=+ 18.Rb2 Ra3 19.Nb1 Qg6?? (better 19...Ra5=+) 20.Na3+- ba3 21.Rb7 Rc8 22.Bf3 (22.Qa4 Ne5 23.Rc7 Rf8+-) 22...Nd8 (22...Ne5 23.e4 Bh3 24.Ra7+-) 23.Rb3 Qe6 24.Bd5 Qd7 25.Qf3 (25.Ra3 c6 26.Bf3 Ne6+-) 25...c6 26.Be4 Bg4 27.Qg3 g6 (27...d5 28.Bf3 Bf3 29.Qf3 dc4 30.dc4+-) 28.Ra3 Be6 29.Rb3 (29.Bf3 d5+-) 29...Kg7 (29...d5 30.cd5 cd5 31.Bf3+-) 30.Rfb1 (30.Bf3 d5 31.cd5 Bd5 32.Bd5 cd5+-) 30...f5 (30...d5 31.cd5 cd5 32.Bf3+-) 31.Bf3 Rc7 32.Qf4 Qe7 33.Qd4 Kf7 (33...Kh6 34.Rb6+-) 34.Rb8 c5 (34...Ke8 35.R1b6 Bc8 36.Qh8 Qf8 37.Qb2+-) 35.Qh8 Qf6 (35...Rc8 36.Rc8 Bc8 37.Rb8+-) 36.Qd8 (better 36.Qh7 Qg7 37.Qg7 (37.Rd8?! Qh7 38.Rd6 Qh8=) 37...Kg7 38.Rd8+-) 36...Qg7 (36...Qd8 37.Rd8 Ke7 38.Rdb8+-) 37.Qe8 (37.R8b7 Bc4 38.Qc7 Ke6 39.Qg7 f4 40.Qe7 Kf5 41.e4) 37...Kf6+- 38.Qd8 Re7?? (38...Kf7 39.R8b7 Qf6 40.Rc7 Bd7 41.Rd7 Qe7 42.Qe7 Kg8 43.Rb8) 39.R8b7 Qf7 40.Re7 Qe7 41.Qe7 (better 41.Qh8!? Qg7 42.Qb8 g5+-) 41...Ke7 42.Rb7 Kf6 43.Rh7 Ke5 (43...g5 44.Rh6 Kf7 45.Bd5 Bd5 46.cd5+-) 44.Rc7 g5 Black prepares f4 45.Re7 (better 45.a4 g4 46.a5 gf3+-) 45...Kf6 46.Re6! Ke6 47.Bd5 Ke5 (47...Kd7+-) 48.g3 f4 49.gf4 gf4 50.Kg2 fe3 51.fe3 Kf5 52.Kf3 Ke5 53.Ke2 Kf5 54.d4 Kf6 55.Kd3 Kf5 56.e4 Kf4 57.dc5 dc5 58.Bc6 Ke5 59.Ke3 Kd6 60.Kf4 Kc6 61.Ke5 Kb6 62.Kd5 Ka5 63.Kc5 Ka4 64.e5 Ka3 65.e6 Ka2 66.e7 Kb2 67.e8Q Kc3 (67...Kb3 68.Qe3 Kb2 69.Kb4 Kc2 70.Qe2 Kc1 71.Kc3 Kb1 72.Qb2) 68.Qe3 Kc2 (68...Kb2 69.Kb4 Kc2 70.Qe2 Kc1 71.Kc3 Kb1 72.Qb2) 69.h4 (69.Kb4 Kb2 70.Qf2 Kc1 71.Kc3 Kd1 72.Qd2) 69...Kb2 (69...Kb1 70.Kb4 Kb2 71.Qf2 Kc1 72.Kc3 Kd1 73.Qd2) 70.h5 (70.Kb4 Kc2 71.Qe2 Kc1 72.Kb3 Kb1 73.Qd1) 70...Kc2 (70...Kb1 71.Kb4 Kc2 72.Qe2 Kc1 73.Kc3 Kb1 74.Qb2) 71.h6 Kd1 (71...Kb2 72.h7 Kc2 73.Qe2 Kb3 74.Qd1 Ka3 75.h8Q Ka2 76.Qha1) 72.h7 (72.Qf2 Kc1 73.h7 Kd1 74.h8Q Kc1 75.Qa1) 72...Kc2 73.h8Q Kd1 74.Qh5 (74.Qa1 Kc2 75.Qac1) 74...Kc2 75.Qh2 Kb1 (75...Kd1 76.Qhe2) 76.Qeg1 (76.Qe1) 1-0. BeepBeepImAJeep (2720) - SpiderMoves (2655), lichess.org, 2020.

8.e3 Ba5 9.Nf3 Ne7 10.Ne7 Qe7 11.Be2 d6 12.0-0 Bd7 13.d4 c6 14.Rb1 Rab8 15.Nd2 (15.Qc2 Bg4=) 15...Bf5 16.Rc1 Rfc8 17.Nb3 Bc7 18.d5 c5 (18...cd5 19.Qd5 Be4 20.Qh5=) 19.Bg4 Qd7 20.h3 Bd8 21.e4 Bg4 22.Qg4 Qe8 23.Rfe1 b5 (23...Bf6 24.Rc2=) 24.cb5+= Qb5 (24...Bf6 25.a4 a6 26.Na5 ab5 27.Nc6 ba4 28.Nb8 Rb8 29.Rb1=) 25.Nd2 (better 25.Nd4! Qa6 26.Nc6 Rc6 27.dc6 Qc6 28.Rb1+/-) 25...Ba5= 26.Red1 Qa4 (better 26...Bd2!? 27.Rd2 Re8=) 27.Nc4+/- Rd8 28.Rd3 (28.Na5?! Qa5 29.Rc2 Re8=) 28...Bb4 (28...Qa2?? 29.Ra3 Qa3 30.Na3+-) 29.Rg3 g6 30.Qf4 (30.a3 Ba5+/-) 30...Qa2 31.Nd6 Qb2 32.Rd1 (32.Nf7? Bd2 33.Nh6 Kh8 34.Nf7 Kg7 35.Qe5 Qe5 (worse 35...Kf7 36.Rf3 Kg8 37.Qb2 Rb2 38.Rc5-/+) 36.Ne5 Bc1-+) 32...f6 33.Nc4 Qc2 (33...Qe2!? 34.Rc1 Rf8+/-) 34.Rc1+- Qa2 35.Qf6 Rf8 36.Qe6 Kh8 37.Rf3 Rf3 38.gf3 (38.Qe5 Kg8 39.Qb8 Rf8+-) 38...Rf8+/- 39.Kg2 Qe2 40.Qe5 Kg8 41.Qg3 a5 42.Ne5 Bd2 (better 42...Qd2!? 43.Rg1 Kg7+/-) 43.Rc2+- (43.Rc5?! Bf4 44.Qg4 Be3+= (44...Be5? 45.Qe6 Rf7 46.Rc8 Kg7 47.Qe5 Kh6 48.Qg3+-)) 43...Qd1 44.Ng6?? (better 44.Rc5 Bf4 45.Qg4 Be5 46.Qe6 Rf7 47.Rc8 Kg7 48.Qe5 Kh6 49.Qc3+-) 44...Qc2= (44...hg6? 45.Qg6 Kh8 46.Qh5 Kg8 47.Qg4 Kh8 48.Rc5+-) 45.Nf8 Kf8 46.Qb8 Kg7 47.Qc7 Kg8 48.d6 Bg5 (48...Be3 49.Qd8 Kf7 50.Qe7 Kg6 51.Qe6 Kg7 52.Qe5 Kh6 53.Qg3=) 49.Qc8 (49.Qa5 Bh4 50.Qe1 Qd3=) 49...Kg7= 50.Qg4 Kh6 51.h4 Bf6?? (51...Be3 52.Qe6 Kg7 53.Qd7 Kh6 54.Qe6 Kh5 55.Qf5 Kh6 56.Qe6=) 52.Qe6 (better 52.e5 Bd8 53.e6+-) 52...Kg7= 53.d7 (53.Qd7 Kf8=) 53...Qd2 54.Qg4 Kf7 (54...Kh8 55.h5=+) 55.Qf5 Ke7 56.Qh7 Kd6 (56...Kd8 57.e5 Be5= (worse 57...Qd7 58.Qg8 Ke7 59.ef6 Kf6 60.Qg5 Kf7 61.Qc5+/-)) 57.Qf7 (57.Qf7 Bh4 58.e5 Kc6 59.Qg6 Kc7 60.e6-+) 1-0. Timmermans,M (2385) - Nasuta,G (2510), Titled Tuesday, 2021.

8.e3 b6 9.Nb4 Qb4 10.Bd3=.

8.e3 Ne7 9.Nb4 Qb4 10.Nf3 d5 11.Rb1 (11.Qb3 Qd6=) 11...Qd6 (11...Qa5 12.Qc2 Bf5 13.Bd3 Bd3 14.Qd3 Qa2 15.cd5=+) 12.h3 (12.d4 Re8=) 12...b6 13.d4 Bf5 14.Rc1 dc4 (14...c5 15.cd5 Rfd8 16.dc5 bc5 17.Bc4=) 15.Bc4 Rae8 16.0-0 Ng6 17.Qb3 h6 (17...c6 18.Qa4=) 18.Bb5+= Re7 19.Rc6 Qd8 20.Nd2 (20.Rc3 Be4+=) 20...Kh8 (20...Bd7 21.Rc3=) 21.Rfc1+= Exerts pressure on the backward pawn 21...Be6 22.Qa4 Bd5 23.R6c2 Qa8 (23...c5 24.dc5 bc5 25.Qa3+-) 24.Rc7 (24.Bc6 Bc6 25.Rc6 Qb7+-) 24...Rc7 (24...Bg2!? 25.Re7 Ne7+=) 25.Rc7+- Bg2 26.Qa7 Qa7 27.Ra7 Bh3 28.Nc4 (28.Rb7 Rc8 29.Bc4 Be6 30.Be6 fe6 31.Rb6 Rc2+-) 28...Nh4 (28...Be6 29.Kh2+-) 29.Ne5 (29.a4!?+-) 29...f6+- 30.Nf7 (30.Nc4 Nf3 31.Kh1 Bf1+-) 30...Kg8 31.Bc4 Nf3 32.Kh1 Kh7 (32...Nd2 33.Bd5 Kh7 34.Rb7+-) 33.Be2 (33.Rb7!?+-) 33...Nh4 34.d5?? (better 34.Bd3 f5 35.Kh2+-) 34...Bg2-/+ 35.Kh2 Bd5 36.Nd6 Rd8 37.Nb5 Bf3 38.Bf3 Nf3 39.Kg3 Ng5 40.Nd4 Kg6 41.f4 (41.Re7!?=) 41...Ne4=+ 42.Kf3 Re8 (42...f5 43.Rg7 Kg7 44.Ne6 Kf6 45.Nd8-/+) 43.f5 Kh7 44.Ra6 Ng5 45.Ke2 Rb8 46.Nc6 Rb7 47.Nd8 Rc7 48.a4 Rc2 49.Kd3 Rb2 50.Ne6 Rb3 (50...Ne6 51.fe6 Kg6 52.Ke4-/+) 51.Ke2 (51.Kc4 Rb1=+) 51...Ne4 (51...h5 52.Ra7 Ne6 53.fe6-/+) 52.Nf8 (52.Ra7!? Ng3 53.Kd2 Nf5 54.e4=) 52...Kg8-/+ 53.Ng6 (better 53.Nd7!?-/+) 53...Ng3-+ 54.Kf2 Threatening mate: Ra8 54...Nf5 55.Ra8 (55.e4 Ng3 56.e5 Ne4 57.Ke2 Nc3 58.Kd2 fe5 59.Ne5 Ne4 60.Kc2 Rc3 61.Kb2 Rc5 62.Ra8 Kh7-/+) 55...Kf7 56.Nh8 Ke6 (56...Ke6 57.Rb8 Kd5-+) 0–1. Cerny,Thorsten – Rahf,Gunnar, Schleswig Holstein–ch, 1991.

8.e3 Re8 9.Be2 Ne5 10.Nf3 c6 11.Nb4 Qb4 12.Ne5 Re5 13.0-0 Re8 14.d4 Qe7 15.Rb1 d6 16.Bd3 g6 17.Qc2 Be6 18.Rfd1 d5 19.cd5 Bd5 20.Bc4 Be4 21.Bd3 Bd5 22.Qb2 Rab8 23.a3 f5 24.Qb4 Qf7 25.Rbc1 Kg7 26.Bc4 Re7 27.Bd5 cd5 28.Rc5 Rd8 29.Rdc1 b6 30.R5c2 Red7 31.g3 h5 32.Rc6 Qe7 33.Qe7 Re7 34.a4 Rdd7 35.a5 ba5 36.Ra6 Kf7? (36...g5 37.Rcc6 f4 38.Rg6 Kf8 39.gf4 gf4 40.Rgf6 Rf7 41.Rf4 Rf4 42.ef4+=) 37.Rc5 (better 37.Rcc6!?+-) 37...Re6 38.Raa5 Red6 39.h4 Ke6 40.Rc8 Rb6 41.Re8 Kf7 42.Ra8 Rbd6 (better 42...Rbb7!?+/-) 43.R8a7 Ke6 44.Rd7 Kd7 45.Ra1 Ke6 46.Rd1 Kf6 47.Kf1 Rc6 48.Ke2 Ke6 49.Rd2 Rc4 50.Kf3 f4? (better 50...Rc6+-) 51.Re2 (better 51.Kf4 Kf6 52.f3+-) 51...fe3 52.Re3 Kf5? (52...Kf6 53.Rd3+=) 53.Rd3?? (better 53.Re5 Kf6 54.Rd5+-) 53...Rc3?? (53...Rb4 54.Ke3+=) 54.Ke3 (54.Rc3 g5 55.hg5 Kg5 56.Rc6 Kf5 57.Rb6 Kg5 58.Re6 Kf5 59.Rc6 Kg5 60.Kg2 h4 61.gh4 Kf4 62.h5 Ke4 63.h6 Kf5 64.h7 Kg4 65.Rf6 Kg5 66.h8Q Kg4 67.f3 Kg5 68.Qh6) 54...Rd3?? (better 54...Rc2+=) 55.Kd3+- Kg4 56.Ke2 g5 57.Ke1 (better 57.f3 Kf5 58.hg5 Kg5 59.Kf2+-) 57...gh4-+ 58.gh4 Kh3 (58...Kh4 59.Kd2-+) 59.Kf1 (59.Ke2 Kh4 60.Kf3 Kh3-+) 59...Kh4 60.Kg2 (60.Kg2 Kg4 61.f3 Kf5 62.Kg3-+). BeepBeepImAJeep (2610) - MuchoLAG (2340), Rated Bullet game, lichess.org, 2015.

8.Nf3 Ba3 9.e3 Ne7 10.Ne7 Qe7 11.Be2 d6 12.0-0 Bc5 13.d4 Bb6 14.Rb1 Bf5 (14...Bg4 15.Qc2=) 15.Bd3+= Bg4 16.a4 a5 17.Rb5 Bd7 18.Rb1 h6 (18...Bg4 19.Re1+=) 19.Qc2 Rfe8 20.Nd2 Bc6 21.Rfc1 Qg5 (21...Rad8 22.Bh7 Kh8 23.Bf5+=) 22.Be4 Bd7? (22...Be4 23.Ne4 Qd8 24.Rd1+/-) 23.Bb7 (23.c5 dc5 24.dc5+- (24.Bb7?! Rab8 25.Nf3 Qf5 26.Qf5 Bf5=)) 23...Rab8+/- 24.Bf3 Bf5 (24...c5 25.dc5 Bc5 26.Be4+/-) 25.Be4 Bh3? (better 25...Be4 26.Ne4 Qh4+-) 26.f4 Qe7 (26...Qg4 27.Re1+-) 27.gh3 f5 (27...c5 28.Qd3+-) 28.Bd5 Kh8 29.Nf1 Qh4 (29...c5 30.Bc6 cd4 31.Be8 (31.Qf5?! Rf8 32.Qd3 de3+-) 31...Qe8 32.ed4 Bd4 33.Kg2+-) 30.Bg2 (30.Qf5 Rf8 31.Qg6 Rf6+-) 30...Re7 (30...c5 31.dc5 Bc5 32.Qf5+-) 31.Qf2 (better 31.c5 dc5 32.dc5 Ba7 33.Qf5 Ree8 34.Rb8 Rb8+-) 31...Qf6 32.c5 dc5 33.dc5 Ba7 34.Rb8 Bb8 35.Rb1 Ba7 36.Rb7 (better 36.Rb5+-) 36...Bc5 37.Kh1 Bb6 38.Rb8 Kh7 39.Qa2 (39.Bd5 Ba7 40.Rc8 g6+-) 39...Rf7? (39...Be3 40.Qg8 Kg6+-) 40.Qc2 (40.e4 fe4 41.Be4 g6+-) 40...Rf8 (40...Re7 41.Qb3+-) 41.Rf8 Qf8 42.e4 (42.Ng3 g6+-) 42...fe4 (42...Qd6 43.Qc1+- (43.ef5 Qd4 44.Ne3 Qe3 45.f6 g6=+)) 43.Qe4 (43.Be4 Kh8 44.Qc6 Qd8+-) 43...Kh8 44.Ng3 Qa3 (44...Qd8 45.Qe6+-) 45.Qe1 (45.Qe8 Qf8 46.Qf8 Kh7 47.Be4 g6 48.f5 gf5 49.Bf5) 45...Qa4+- 46.Qf1 Qd4 47.f5 Qf6 (47...a4 48.Ne2 Qf6 49.Qe1+=) 48.Ne4 Qe5 49.f6 (better 49.Nd2+-) 49...g5?? (better 49...gf6 50.Nf6 Kg7+/-) 50.f7 Bc5 (50...Kg7 51.f8Q Kh7 52.Q1f7 Qg7 53.Q8g7) 51.f8Q (51.Nc5 Kh7 52.f8Q Qe1 53.Qe1 Kg6 54.Qe6 Kh5 55.Qfh6) 51...Bf8+- 52.Qf8 Kh7 53.Qf1 (53.Nf6 Kg6 54.Be4 Qf5 55.Bf5 Kf5 56.Ng8 Ke4 57.Qe7 Kd5 58.Qc7 a4 59.Qa5 Ke6 60.Nh6 a3 61.Qg5 a2 62.Qg8 Ke5 63.Ng4 Kd4 64.Qa2 Kd3 65.Qd5 Kc3 66.h4 Kb4 67.h5 Ka4 68.h6 Kb4 69.h7 Kc3 70.h8Q Kc2 71.Ne3 Kb1 72.Qb8 Kc1 73.Qd1) 53...Kg6 (53...Kg7 54.Qd1+-) 54.Ng3 Qe6 (54...Kg7+-) 55.Be4 (55.Qd3!? Kf6 56.Qd8 Ke5 57.Qc7 Qd6 58.Qa5 Ke6+-) 55...Kg7 56.Bf5 (56.Qa1!? Kf7 57.Qa5 c6+-) 56...Qd6 (56...Qd5 57.Ne4 Qe5 58.h4 gh4 59.Qg1 Kf8 60.Qc5 Qc5 61.Nc5+-) 57.Nh5 (57.Qa1 Kf7 58.Qa5 Qc6 59.Be4 Qc1 60.Kg2 Qb2 61.Kf3 Qb3 62.Kg4 Qd1 63.Bf3 Qd4 64.Ne4 Qd7 65.Kg3 Qe7+-) 57...Kf7 58.Ng3 Ke7?? (58...Kg7 59.Qa1 Kf7 60.Qa5 Qc6 61.Be4 Qc1 62.Kg2 Qb2 63.Kf3 Qb3 64.Kg4 Qd1 65.Bf3 Qd4 66.Ne4 Qd7 67.Kg3 Qe7+-) 59.Bg4 (better 59.Qe1!? Kf7 60.Qa5 Qc6 61.Be4 Qc1 62.Kg2 Qb2 63.Kf3 Qb3 64.Kg4 Qd1 65.Bf3 Qd4 66.Ne4 Qd7 67.Kg3 Qe7+-) 59...Qc6 60.Qg2 (better 60.Bf3 Qc5 61.Qd3+-) 60...Qd6 (60...Qg2 61.Kg2 a4 62.Nf5 Kf6+-) 61.Qe4 (61.Nf5 Kf6 62.Nd6 cd6 63.Qd5 Kg7 64.Bh5 Kf6 65.Qd6 Kg7 66.Qg6 Kh8 67.Qf7 a4 68.Bg6 a3 69.Qf8) 61...Kd8 62.Nf5 (better 62.Qa8 Ke7 63.Nf5 Ke6 64.Nh6 Ke5 65.Nf7 Kd4 66.Nd6 cd6 67.Qa7 Kc3 68.Qa5 Kd4 69.Be6 g4 70.Qd5 Kc3 71.hg4 Kc2 72.g5 Kc3 73.g6 Kc2 74.g7 Kb2 75.Qd2 Kb1 76.g8Q d5 77.Qg1) 62...Kc8 (62...Qc5 63.Qa8 Kd7 64.Nd4 Kd6 65.Qf8 Kd5 66.Be6 Kd4 67.Qf2 Ke5 68.Qc5 Ke6 69.Qc7 Kf6+-) 63.Nd6 Kb8 (63...Kd8 64.Qe8) 64.Qb7 1-0. BeepBeepImAJeep (2720) - FatherGascoigne (2725), lichess.org, 2020.

8.Nf3 a5 9.e3 Bc5 10.Be2 Nb4 (10...Ba3 11.Qb3 a4 12.Qc3=) 11.Nf4 (11.d4 Ba7 (11...Nd5? 12.dc5 Qc5 13.cd5+-) 12.Nc3 Re8+=) 11...Qe7 (11...Nc6 12.0-0+=) 12.0-0+= d6 (12...b6 13.d4 Bd6 14.a3+=) 13.d4+/- Ba7 14.a3 Nc6 15.Nd5 Qd7 16.Nd2 Ne7 17.Ne7 Qe7 18.Bf3 c6 19.Rb1 (19.Qc2 Rb8+=) 19...Be6 (19...Bf5 20.Rb3=) 20.Qc2 Rab8 21.Nb3 a4 (21...Qg5!?+=) 22.Nd2+/- b5 (22...Ra8!?+/-) 23.Bc6+- bc4 24.d5 (24.Ba4?! d5+=; 24.Qa4?! d5+/-) 24...Bg4 25.Qc4 Qg5 26.Rb8 (26.Ba4?! Bh3 27.Qe4 Bf5 28.Rb8 Be4 29.Ne4 Qd5=; 26.Qa4?! Bh3 27.Qe4 Bf5 28.Rb8 Be4 29.Ne4 Qe5+-) 26...Rb8 27.Ne4 Qg6 28.Ng3 Bc5 29.Qa4 h5 30.h4 (better 30.Bd7!?+-) 30...Rb2 31.Qf4 Ra2? (better 31...Ba3!? 32.Ra1 Rb4+/-) 32.a4+- Be2 33.Ne2 Re2 34.a5 (better 34.Kh2!?+-) 34...Ra2+/- 35.Ba4 Qd3 (35...Qg4 36.Qg4 hg4 37.Bb3+/-) 36.Be8 (36.Rd1 Qe2 37.Rb1 Qg4 38.Qg4 hg4 39.Rb8 Kh7+-) 36...Qd5 (better 36...Qg6!?+-) 37.Rb1 Ra5?? (37...Ba7 38.Bf7! Qf7 39.Qf7 Kf7 40.Rb7 Ke6 41.Ra7 Kf6+-) 38.Bf7! Kh7 (38...Qf7 39.Rb8 Double attack (39.Rb8 Decoy)) 39.Rb8 (39.Bd5 Bd4 40.Be4 g6 41.Qf7 Bg7 42.Qg6 Kh8 43.Qh7) 39...Ra1 40.Kh2 Qe5 41.Bg6 (41.Bg6 Kg6 42.Qg3 Kh7 43.Qe5 de5 44.Rb7-+). BeepBeepImAJeep (2570) - RPchess99 (2420), lichess.org, 2018.

8.Nf3 Ba5 9.e3 Ne5 10.Ne5 Qe5 11.Bd3 b5 12.0-0 c6 13.Nf4 bc4 (13...g6 14.cb5 cb5 15.Be2=) 14.Bc4 Bc7 15.d4 Qd6 (15...Qa5 16.Rb1=) 16.g3 Qf6 (16...Rb8 17.Rb1+=) 17.Rb1 d5 18.Bd3 Re8 19.Qa4 Qd6 20.Rfc1 Attacks the backward pawn on c6 (20.Rfc1 Bd7 21.Ba6+=) 1–0. bollewillem (2245) – guides (1910), gameknot.com, 2014.

8.Nf3 Ba5 9.e3 Ne7 10.Ne7 Qe7 11.Be2 d6 12.0-0 Bf5 13.d4 Rfe8 14.Bd3 Bg6 15.Rb1 Bb6 16.a4 (16.Bg6 fg6 17.a4 Rf8+=) 16...Bh5 17.Be2 a5 18.Re1 (18.Qc2 Bg4+=) 18...f5 (18...Rab8 19.Bd3=) 19.Qc2 (better 19.Rb5+/-) 19...Qf6? (19...f4 20.c5 dc5 21.ef4+=) 20.Rbd1 (better 20.c5!? dc5 21.dc5+-) 20...c5 21.d5 Bd8 22.Nd2 Bg6 23.Bd3 Qf7 24.Nb1 (24.Rb1 Qd7+=) 24...Bf6 (24...Qd7 25.Nc3+=) 25.Na3 (25.Bf5!? Bf5 26.Qf5+/-) 25...Qd7+= 26.Nb5 b6 27.Rb1 Re7 28.Rb3 Rae8 29.Reb1 f4 30.Bg6 hg6 31.Qg6 fe3 32.fe3 Re3 33.Re3 Re3 34.Rf1 Qe7 35.h3 (35.Qg4 Re1 36.Qg3 Rf1 37.Kf1 Be5+=) 35...Bd4 (better 35...Re4 36.Rf6 Re1 37.Kh2 Qf6 38.Qf6 gf6 39.Nd6 Ra1-/+) 36.Kh1?? (better 36.Nd4 cd4 37.Qg4=) 36...Re1-+ 37.Qf5 Rf1 (better 37...Qe2 38.Qe6 Qe6 39.de6 Rf1 40.Kh2 Be5 41.g3 Rc1-+) 38.Qf1=+ Qe3 (better 38...Be5 39.Qe1 Qf6=) 39.Nd6+/- Be5 40.Qf7 (better 40.Nf5 Qg5 41.h4+-) 40...Kh7= 41.Qh5 Kg8 42.Qe8 Kh7 43.Qh5 Kg8 44.Qe8 Kh7 45.Qh5 ½-½. BeepBeepImAJeep (2740) - Langepas (2540), lichess.org, 2020.

8.Nf3 Ne7 9.Nb4 Qb4 10.e3 d5 11.cd5 Nd5 12.Be2 Qd6 13.0-0 c5 14.a4 b6 15.Qc2 Bb7 16.d4 (16.Rfd1 Rfd8=) 16...Nb4 (16...Rac8 17.Qc4=+) 17.Qb2 Rac8 18.dc5 bc5 19.Rad1 Qg6 (19...Qe7 20.Rd2=) 20.Qe5 (20.Rd7!? Qc6 21.Rfd1+=) 20...Rfe8= 21.Qg3 (21.Qc3 Nd5 22.Qb3 Qb6=) 21...Be4 (21...Qg3 22.hg3 Bd5 23.a5-/+) 22.Bb5 (22.Qg6 Bg6 23.Bb5 Red8=) 22...Red8 (22...Qg3 23.hg3 Red8 24.Rd8 Rd8 25.Rc1=) 23.Rc1 (23.Qg6 hg6 (worse 23...fg6 24.Bc4 Kh8 25.Ne5+=) 24.Ne5 Bd5=) 23...Nd3 (23...Qg3 24.hg3 a6 25.Bc4=+) 24.Rc4 (24.Qg6 hg6 25.Rc3 Nb2=) 24...Qg3 25.hg3 Bf3 26.gf3 Ne5 27.Rf4 c4 28.Rc1 (28.Kg2 c3=+) 28...c3 29.Kg2 c2 (29...Nd3 30.Bd3 Rd3 31.Rd4 Rd4 32.ed4=+) 30.Rd4= Rd4 31.ed4 Ng6 (31...Nc4 32.Ba6 Rc7 33.f4=+) 32.f4 (32.Bd3 Rd8+=) 32...Ne7= 33.Bd3 Rc3 34.Be4 f5 (34...Rc4!? 35.Rc2 Rd4=) 35.Rc2+/- Rc2 36.Bc2 Kf7 37.Bb3 Kf6 38.Kf3 Nc6 39.Ke3 Nb4 40.Kd2 Ke7 41.Kc3 Nc6 42.d5 Na5 43.Kd4?? (43.Kb4 Nb7+-) 43...Kd6?? (better 43...Nb3 44.Kc4 Nd2 45.Kc5 Kd7-+) 44.Bc2 g6 45.f3 Nb7 46.g4 (46.Bd3 Nc5 47.Bb5 a6+=) 46...fg4 (better 46...h5!?+/-) 47.fg4+- Nc5 48.f5 (48.g5 Nd7+-) 48...gf5+/- 49.Bf5 (better 49.g5!?+/-) 49...h6+= 50.Bc8 (50.Bc2!?+=) 50...Na4=+ 51.Kc4?? (better 51.Bf5=+) 51...Nb6-+ 52.Kb5 Nc8 53.Ka6 (53.Kc4 Nb6 54.Kd3 Nd5-+) 53...Kd5 54.Kb7 (54.Kb5 Ke4-+) 54...Ke4 (better 54...a5 55.Kc8 a4 56.Kd7-+) 55.Kc8 (55.Ka6-+) 55...a5 56.Kb7 a4 57.g5 hg5 (57...hg5 58.Kc6 a3 59.Kc5 g4 60.Kb4 a2 61.Kb5 g3 62.Kc5 g2 63.Kc6 g1Q 64.Kc7 Qa7 65.Kc6 a1Q 66.Kd6 Qf6) 0-1. BeepBeepImAJeep (2745) - shahinlorpari (2735), lichess.org, 2020.

8.Nf3 Ne7 9.Nb4 Qb4 10.e3 d5 11.cd5 Nd5 12.Be2 Qd6 13.0-0 c5 14.Rc1 b6 15.d4 cd4 16.Nd4 Bb7 17.Bf3 Rad8 18.Nb5 (18.Qb3 a6+=) 18...Qd7 (18...Qg6!? 19.Qb3 Rd7=) 19.Qb3+= a6 20.Nd4 b5 (20...Rc8!?+=) 21.Rfd1+/- Rfe8 22.h3 Qd6? (better 22...b4+/-) 23.Nf5+- Qe5 (23...Qe6 24.Bd5 Rd5 25.Rd5 g6+-) 24.Nd4 (better 24.Bd5 Bd5 25.Rd5 Rd5 26.Qd5 Qd5 27.Ne7 Kf8 28.Nd5+-) 24...g6?? (24...Qd6!?=) 25.Nc6 (better 25.Ne2!?+-) 25...Bc6+= 26.Rc6 Nf6 (26...Nc7 27.Rdc1 Ne6 28.Qb4+=) 27.Rd8 Rd8 28.Ra6 Qc5?? (better 28...Qa1 29.Kh2 Qe5 30.Kh1 Qa1 31.Kh2 Qe5 32.Kg1 Qa1 33.Kh2=) 29.Rc6 (better 29.Rf6 Qc1 30.Kh2 Qc7 31.g3+-) 29...Qe5+/- 30.g3 (30.Qb4 Kg7+/-) 30...h5 (30...Ne4 31.Qc2 Nd2 32.Be2+/-) 31.h4 (31.Qb4 Kg7+-) 31...Kg7+/- 32.Rb6 Ng4? (32...Qa1 33.Kg2 Rd2=) 33.Bg4 hg4 34.Rb5 (34.Qb5?? Rd1 35.Qf1 Rf1 36.Kf1 Qa1 37.Kg2 Qa2-+) 34...Qa1 35.Kg2 Rd2 (35...Ra8 36.Rb7 Qf6 37.Qb2 Qb2 38.Rb2+-) 36.Rb7 Qf6 (36...Qa2 37.Rf7 Kh6 38.Qa2 Ra2+-) 37.Rf7! Qf7 38.Qc3 Kh7 39.Qd2 Qf3 40.Kg1 Kh6 (40...Qe4 41.Qd7 Kg8 42.Qb5+-) 41.Qe1 (41.a4 Kh7+-) 41...Qe4 (41...g5 42.e4 Kg6 43.hg5+-) 42.Qf1 (42.Qa1 Kh7+-) 42...Qf3 (42...Qa4 43.Qa1 Kh7 44.Qb1+-) 43.Qg2 (better 43.Qd3 Qa8 44.Qd4 Kh7+-) 43...Qd1 44.Kh2 Qd6 (44...Qe2 45.a3+-) 45.f4 (better 45.Qe4 Qa3 46.Qd4 Kh7 47.Qd7 Kh6+-) 45...gf3 46.Qf3 Qa3 (46...Qd2 47.Kh3 Qa2 48.Qf8 Kh7 49.Qe7 Kg8 50.g4+-) 47.Qf4 Kg7 48.Qf2 Kh6 49.e4 Qc5 (49...Kg7 50.Kg2+-) 50.Qf4 (50.Qc5 Kg7 51.Qe7 Kh8 52.Qf8 Kh7 53.a4 g5 54.h5 g4 55.Qe7 Kh6 56.Qf7 Kg5 57.Qg6) 50...Kg7 51.Kh3 Qc2 (51...Qc8 52.Qg4 Qc4 53.h5 Qf1 54.Kh4 Qh1 55.Kg5 gh5 56.Qd7 Kf8 57.e5+-) 52.Qe5 Kh6 (52...Kf7+-) 53.Qf4 (53.Qh8) 53...Kh5?? (53...Kg7 54.a3 Qd1+-) 54.Qg5 (54.g4) 1-0. BeepBeepImAJeep (2770) - Papamishki (2590), lichess.org, 2020.

8.Nf3 Re8

9.e3 a5 10.Be2 b6 11.0-0 Bb7 12.d4 Ne7 13.Nf4 Ng6 14.Nd3 Qf6 15.Nb4 ab4 16.d5 c5 17.dc6 dc6 18.Qb3 (18.Qd4 Qd4 19.Nd4 c5=+) 18...c5-/+ 19.a3 ba3 (19...Ra5 20.Ra2 Rea8 21.Rfa1-/+) 20.Ra3=+ Ra3 21.Qa3 Bf3 (21...Ra8 22.Qb3=) 22.Bf3 Ne5 23.Bd5 h5 24.h3 g5 25.f4 gf4 26.Rf4 (worse 26.ef4 Nc4 27.Qg3 Kf8 28.Bc4 Qd4 29.Kh2 Qc4=+) 26...Qg6 27.Qa7 Kg7 28.Kh2 (28.Qc7+/-) 28...Rf8? (28...Qd6!?+=) 29.Qc7 (29.Qe7 Nc6 30.Qc7 Nb4+-) 29...Nd3 (better 29...Re8!?+/-) 30.Be4 Nf4 31.Bg6 Ng6 (31...Ne6 32.Qb6 Kg6 33.Qb1 Kg7 34.Qf5+-) 32.Qb6 Rc8 33.Qb7 (better 33.Qd6!? h4+-) 33...Re8 34.Qd5 Re5 35.Qd6 Kg8 36.Kg1 Kg7 37.Kf2 Kg8 (37...h4 38.e4!+-) 38.Kf3 Kg7 39.e4 Kg8 40.g4 hg4 41.hg4 Kg7 42.Ke3 Kg8 43.Kd3 Kg7 44.Kc3 (44.Qc7!? Rg5+-) 44...Re4 45.Qc5 Rg4 46.Qf5 Rf4 47.Qg5 f6 48.Qd5 Ne5 49.c5 Kf8 50.Kb3 Rc4 51.Qe6 Kg7 52.Qd6 Kf7 53.Qc7 (53.Ka3 Kg6+/-) 53...Ke6 54.Qd6 Kf7 55.Qd5 Ke7 (55...Kf8 56.Qd8 Kf7 57.Qb6+/-) 56.Qd6 (56.Kb2 Rb4 57.Kc2 Rc4 58.Kd1 Rc3+/-) 56...Kf7 57.Ka3 Kg6 58.Qf8 Kf5 59.Qe7 Kg6 60.Kb2 (60.Kb3 Kf5+/-) 60...Kf5 (better 60...Rc5! 61.Kb3 Rc1=) 61.Kb3+/- Rc1 (61...Ke4 62.Qf6 Rc5 63.Qh4 Kd5 64.Qd8 Ke4 65.Qe7+/-) 62.Qd6 (62.Qh7 Ke6 63.Kb4 Kd5 64.Qg8 Kd4 65.Qd8 Ke4+/-) 62...Ke4 63.Qf6 Rc5 64.Qf2 Rc4 65.Qg2 Kd4 66.Qf2 Kd5 (better 66...Ke4!?=) 67.Qe1 Rd4 68.Qa5 Ke4 69.Qa8 Ke3 70.Qh8 Rd3 71.Kb4 Ke4 72.Kc5 Rd4?? (better 72...Rd5 73.Kb6 Nc4 74.Kc7 Rc5 75.Kb7 Ne3+/-) 73.Qh4+- Kf5 74.Qd4 (74.Kd4?! Nf3 75.Kd5 Nh4=) 1-0. BeepBeepImAJeep (2670) - Peaudepailles (2520), lichess.org, 2015.

9.e3 Ba5 10.Be2 Ne5 11.Ne5 Qe5 12.0-0 c6 13.d4 Qg5 14.Nf4 d5 (better 14...Bc7!?=) 15.cd5+/- cd5 16.Rb1 (16.Qa4!? Qd8 17.Qb3+/-) 16...Bc7= 17.Nh5 (17.Bf3 Bf4 18.ef4 Qf4 19.Bd5 Rd8+=) 17...Bh3 (17...b6 18.Rc1 Bd6 19.Qb3=) 18.Ng3= Be6 (better 18...Bg3!? 19.hg3 Bc8=) 19.Rb7+/- Bb6 20.Qb3 (better 20.Qa4+/-) 20...Rac8?? (better 20...Bc8 21.Rb6 ab6=) 21.a4 (21.f4 Qd8 22.f5 Bd7 23.Qd5 Rc7+-) 21...h5? (21...Qf6 22.Bb5 Red8 23.Bd3+/-) 22.a5 (better 22.f4!? Qd8 23.f5 Bd7 24.Qd5 Rc7+-) 22...Ba5 23.Ra7 Bc7 24.Nh5 Qh4 25.Ng3 Bg4? (better 25...Qf6+-) 26.Bg4 Qg4 27.Qd5 Qg6 28.Qd7 (28.Nf5!? Qf6+-) 28...Bg3 29.hg3 Rcd8 30.Qa4 Kh7 31.Qa2 Rf8 32.Qb1 Qb1 33.Rb1 Rc8 34.Rbb7 Kg8 (34...Kg6 35.g4+-) 35.g4 Rc2 (35...Rb8 36.Re7+-) 36.g3 Rc1 37.Kg2 Rc2 38.Kf3 Rd2 39.g5 Rc8 (39...g6 40.Rd7+-) 40.Rf7 Rcc2 (40...Rf8 41.g6+-) 41.Rg7 Kh8 42.Rh7 Kg8 43.g6 (43.Rag7 Kf8+-) 43...Rf2 44.Kg4 Rf8 (44...Rc8+-) 45.Rag7 1-0. BeepBeepImAJeep (2485) - loooti (2415), lichess.org, 2017.

9.e3 Ba5 10.Be2 Ne7 11.Nf4 Ng6 12.Nh5 Qe7 (12...Ne5 13.Rb1=+) 13.0-0= c6 14.d4 Bc7 15.Ng3 d6 (15...Bg3 16.hg3 d6 17.Bd3=) 16.Rb1 Be6 (16...d5 17.cd5 Bg3 18.hg3 cd5 19.Bb5=) 17.Bd3 (17.Rb7!? Reb8 18.Rb8 Rb8 19.Qa4+/-) 17...b6 18.Be4 White plans d5 (18.d5 cd5 19.cd5 Bd5 20.Bg6 Bf3 21.Bh7 Kh7 22.Qf3 d5+/-) 18...Bd7 (18...d5 19.cd5 cd5 20.Bg6 fg6 21.Rc1=) 19.Qc2 (19.d5 c5+=) 19...Rac8 20.Bf5 (20.d5 cd5 21.Bd5 Ne5=) 20...Rcd8 (20...d5 21.Bd7 Qd7 22.Ne2=) 21.Bd7 Qd7 22.d5 c5 23.Ne2 Re7 24.Nc3 Rde8 25.Qb3 Bd8 26.Qb5 Qc8 27.Qa4 h5 28.Nb5 Qb8 29.Nd2 h4 30.h3 Ne5 (30...Rd7 31.Nc3 Qb7 32.Nde4+=) 31.Qb3 (31.Rb3!?+/-) 31...Rd7 32.Nc3 f5 33.Ne2 g5 34.f4 Ng6 35.fg5 (35.Qd3 Rf7+/-) 35...Bg5= Attacking the backward pawn on e3 36.Rf3 Rde7 37.Nf1 Qc8 38.Qd3?? (better 38.Kh2=) 38...Ne5-+ 39.Qf5 Nf3 40.Qf3 Rf7 41.Qg4? (41.Nf4 Qf5 42.Rb2 Bf4 43.ef4 Qf4-+) 41...Qf5 (better 41...Qg4 42.hg4 Be3 43.Kh1 Bf2-+) 42.Qf5 Rf5 43.a4? (better 43.Nc3 Be3 44.Ne3 Re3 45.Nb5-+) 43...Be3 44.Ne3 (44.Kh1 Bc1! 45.Rc1 Re2-+) 44...Re3 45.Rb2 (45.Rf1 Rf1 (45...Re2 46.Rf5 Re4 47.Rg5 Kf7 48.Rg4 Re1 49.Kf2=) 46.Kf1 Ra3-+) 45...Rfe5 (45...Ra3 46.Rc2-+) 46.Kf2 R3e4 (better 46...Ra3 47.Rc2 Rf5 48.Ke1 Ra4 49.g3-+) 47.Nc3? (47.Rc2-+) 47...Rc4 48.Nb5 Rf4 (worse 48...Rd5 49.Na7 Rb4 50.Rc2 Rf5 51.Ke3-+) 49.Kg1 Rd5 50.Rb1 (50.Na7 Rd1 51.Kh2 Ra4-+) 50...Rd2 51.Re1 (51.Na7 Ra4 52.Nc8 b5 53.Ne7 Kf7-+) 51...Rff2 52.Re8 Kf7 53.Re7 (53.Re3 Rg2 54.Kh1 Rh2 55.Kg1 Rdg2 56.Kf1-+) 53...Ke7 54.Nc7 Rg2 55.Kf1 Rge2 (55...Rdf2 56.Ke1 Ra2 57.Nd5 Kd7 58.Ne3 Rg1 59.Nf1 d5 60.a5 ba5 61.Kd1 Rf1) 56.Nd5-+ (56.Nd5 Kf7 57.Nc3 Re3 58.Nd1 Rd1 59.Kf2 Rh3 60.Ke2 Ra1 61.Kf2 Ra2 62.Kg1 Rd3 63.Kh1 Rd1). BeepBeepImAJeep (2745) - Esssquire (2660), lichess.org, 2020.

9.e3 b6 10.Be2 Bb7 11.Rb1 (11.0-0 Ba5=) 11...Ba5 12.0-0 Ne5 (12...Ne7 13.Ne7 Re7 14.Nd4=) 13.Ne5 Re5 (13...Bd5 14.cd5 Re5 15.d4=) 14.d4 Rg5 (14...Ree8 15.Bf3 c6 16.Nf4=) 15.Bf3+= Bd5 16.Bd5 c6 17.Bf3 (17.Be4 g6+=) 17...Re8 18.g3 (18.e4 Qf4=) 18...Qc7 (18...Qf6 19.Bg2=) 19.Bg2 Rg6 20.f4 (better 20.Qd3+=) 20...Re3-/+ 21.d5 (21.Rb3 Re8-/+) 21...cd5 22.Qd5 Re8 (22...Rc6 23.Rfd1 Re7 24.Bh3-/+) 23.Rfd1 d6 24.f5 Rf6 25.g4 (25.Rb2 Qb8-/+) 25...Qc5 (25...Qe7 26.Qd4-/+) 26.Kh1 (26.Qc5 dc5 (worse 26...bc5 27.Bc6 Rf8 28.Rb7+=) 27.Rd7 h5=+) 26...Qd5 (26...h5 27.Qc5 dc5 28.h3-/+) 27.Rd5=+ h6 28.h4 g5 (28...g6 29.Rf1=+) 29.h5 Rc8 (29...Re2 30.a3=+) 30.Rd4= Re8 (30...Bc3 31.Re4=) 31.Re4 Rc8 32.Rd4 (32.Rb3 Kg7=) 32...Bc3 33.Re4 Rc5 (33...Kg7 34.Rb3 Be5 35.Kg1=) 34.Re8 Kg7 35.Bd5 Ra5 36.Rc1 (36.Re2 Be5=) 36...Bd4 (36...Be5 37.Rc2=+) 37.Re4 (37.Re2 b5=+) 37...Bc5 (37...Be5 38.Rc2=+) 38.Rc2 Ra3 (38...b5 39.Kg2=+) 39.Rce2 (39.Kg2 a6=) 39...Rg3 (39...a6 40.Bc6=) 40.Kh2 Rg1 (40...Rd3 41.a4=) 41.Rb2 (41.Re1 Re1 42.Re1 Kf8+=) 41...a6 (41...Rd1 42.Bc6=) 42.Rg2 (42.Bb7!? a5 43.Rbe2=) 42...Rd1=+ 43.Rge2 Rg1 (43...b5 44.Re1 Rd3 45.Kg2=+) 44.Re1 (44.a4 Ra1 45.Bc6 Rb1=) 44...Re1 45.Re1 Kf8 (45...b5 46.Kg3=) 46.Kg2 (46.Bb7!?+=) 46...b5= 47.cb5 ab5 48.Kf3 b4 (48...Kg7 49.Re8=) 49.Ke4 (49.Re2 Kg7=) 49...Ke7 50.Kd3 Kd7 (50...Kd8 51.Re4=) 51.Kc4 (51.Bb3 Kc6=) 51...Kd8+= 52.Rb1 Attacking the isolated pawn on b4 (52.Bc6!?+=) 52...Kc7 53.Rb4 Bb4 54.Kb4 Kb6 55.a4 Ka6 (55...Ka7 56.Kb5+-) 56.a5 Ka7 57.Kb5 Rf5 58.gf5 f6 59.Kc6 g4 (59...Ka6 60.Kd6 Kb5+-) 60.Kd6 Ka6 61.Ke6 Ka5 62.Kf6 Kb5 63.Kg6 Kc5 64.Ba8 g3 65.f6 Kd6 66.Kg7 g2 67.Bg2 (67.Bg2 Kc7 68.f7 Kd7 69.f8Q Kc7 70.Qc5 Kd7 71.Bh3 Kd8 72.Qd6 Ke8 73.Qd7) 1–0. Lenda,Lukasz (1925) – Tracz,Marcelina, Wakacyjny turniej weekendowy w KKSz Poland, 2008.

9.e3 Ne7 10.Nb4 Qb4 11.Be2 d5 12.cd5 Nd5 13.0-0 Bf5 14.a4 (14.Qb3 c6=) 14...Rad8 15.Nd4 Bg6 16.Bb5 c6 (16...Re7 17.Nf3=+) 17.Be2 (17.Bc6 bc6 18.Nc6 Qh4 19.Nd8 Rd8=) 17...Qd6 (17...Nf4 18.Bf3-/+) 18.h3 (18.Nf3 Re7=+) 18...a6 19.Qb3 c5 20.Nf3 Re7 21.d4 cd4 22.Nd4 h5 (22...Be4 23.Rfd1=) 23.Bc4 (23.Rfd1 Red7+=) 23...Nf6 (23...Be4 24.Rad1 Red7 25.Rfe1=) 24.Nf3 Ne4 25.Rad1 Qb8 26.Rd8 Qd8 27.Rd1 Qc7 28.Nh4 Kh7 (28...Nc5 29.Qa3 Re4 30.Rd4 Rd4 31.ed4=) 29.Ng6+/- fg6 30.Bg8 Kh6 31.Bd5 Attacks the backward pawn on b7 31...Qe5 (31...Kh7 32.Qb4 Nc3 33.Rd3 Nd5 34.Rd5 Qc1 35.Kh2 Qc7 36.g3+=) 32.Rd4 (32.Bb7 Nc5 33.Qg8 Re8+/-) 32...Nf6 (32...Nc5 33.Qb4 Rc7 34.Qd2+/-) 33.Bf3 (33.Bb7 Qa5 34.Qb4 Qb4 35.Rb4 Re6+-) 33...b5 34.ab5 ab5 35.Rb4 (35.Bc6 Ra7 36.Rd1 Ra1+/-) 35...Rc7 36.g3 (36.Qb1 Qc3 37.Rb2 Qc1 38.Qc1 Rc1 39.Kh2 Rc5+/-) 36...Qf5 (36...Qa1!? 37.Kg2 Qe1=) 37.Kg2+= Rc5 38.Rf4 Qe5 39.Qb4 (39.Rd4 Kh7+/-) 39...g5 (39...Nd5 40.Bd5 Qd5 41.e4=) 40.Rd4+= Kh7 41.Be2 The isolani on b5 becomes a target 41...Qf5?? (better 41...g6+/-) 42.Bd3+- Rc4 (42...Qd3 43.Rd3 Re5+-) 43.Bf5 (43.Bf5 Kh6 44.Qf8 g4 45.Qf7 gh3 46.Kh3 Rd4 47.Qg6) 1-0. BeepBeepImAJeep (2720) - Rekcul (2720), lichess.org, 2020.

9.e3 Ne7 10.Ne7 Qe7 11.Be2 d6 12.0-0 a6 13.d4 Bg4 14.Rb1 c5 15.h3 Bh5 16.Qb3 Rab8 17.Qa4 Bc3 18.dc5 dc5 19.Rbd1 Be5 (19...Rbd8!?=) 20.Rd5 (20.Ne5? Be2 (worse 20...Qe5 21.Rd5 Be2 22.Re5 Re5 23.Rb1+-) 21.Rd5 Bf1 22.Kf1 Red8-+) 20...Bf3 21.Bf3 b5 (21...Red8!?+=) 22.Qa6+/- bc4 23.Qc4 Rb2 (23...Rec8 24.Rfd1+/-) 24.Rc5+- Bd6 25.Rd5 Bb8 (25...Qe6 26.Rfd1+-) 26.Rfd1 g6 (26...Qf6 27.Qe4! Rf8 28.a4+-) 27.Rd7 Qf6 (27...Qe6 28.Qe6 Re6 29.Bd5+-) 28.Qd4 (better 28.Rf7! Qf7 29.Bd5 Rf2 30.Bf7 Rf7 31.Rd7+-) 28...Qd4 (28...Be5 29.Qd5+-) 29.R7d4 Ra2? (29...Kg7 30.R4d2 Rd2 31.Rd2+-) 30.Rd7 (better 30.Rd8!? Kf8 31.Bc6 Rd8 32.Rd8 Ke7 33.Rb8 Kd6+-) 30...Ra7? (30...Rf8 31.g3+-) 31.Ra7 (better 31.Rd8 Rae7 32.Bc6+-) 31...Ba7+/- 32.Rd7 Bc5 33.Bd5 Rf8 (33...Re7 34.Re7 Be7 35.Kf1+/-) 34.g4 (34.e4 g5+-) 34...h5 (34...g5!?+/-) 35.g5+- Bb6 (35...Ba3 36.Kf1+-) 36.Kg2 (36.Rd6 Bd8 37.Rg6 Kh7 38.Rh6 Kg7+-) 36...Bd8 (36...Bc5 37.e4+-) 37.f4 (37.Bf7 Rf7 38.Rd8 Kg7+-) 37...Bb6 38.Kf3 Kg7 39.e4 Bd8 (39...Ba5 40.e5+-) 40.h4 (40.e5 Ba5+-) 40...Bb6 (40...Ba5 41.e5 Kg8 42.f5 gf5 43.e6+-) 41.f5 gf5 42.ef5 Bc5 (42...Bd4 43.Kf4 Bc3 44.f6 Bf6 45.gf6 Kf6 46.Rd6 Ke7 47.Rh6+-) 43.g6 (43.f6!? Kh7+-) 43...Kf6 44.Bf7 (44.Rf7?! Rf7 45.Bf7 Bb4+-; 44.gf7?! Kf5 45.Bc4 Kg6+-) 44...Be7 45.Be6 Re8 46.Rb7 Rd8 47.Re7 Ke7 48.g7 Kf6 49.Ke4 Kg7 50.Ke5 Rf8 51.Bd7 Rf6 52.Be6 Rf8 53.Bd5 Re8 54.Kf4 (54.Be6!?=) 54...Kf6-/+ 55.Bf3 (55.Be6-/+) 55...Rh8 (better 55...Re5!?-/+) 56.Be2= Rh6 57.Bd3 Rh8 58.Be4 (58.Be2 Rh7=) 58...Rd8 (better 58...Rc8!?-/+) 59.Bf3= Rd4 60.Be4?? (better 60.Kg3=) 60...Ra4 61.Ke3 (61.Kf3 Ke5 62.Bb7 Kf5 63.Bc8 Ke5-+) 61...Ra3 (better 61...Ke5!? 62.Bf3 Rh4-+) 62.Kf4-/+ Rh3 63.Bf3 Rh4 64.Kg3 Kf5 (better 64...Kg5 65.f6 Rd4-/+) 65.Bh5?? (better 65.Kh4 Kf4 66.Bd5=) 65...Rh5-+ 66.Kf3 Rg5 67.Kf2 (67.Ke3 Ke5 68.Kd3 Rh5-+) 67...Rg4 (67...Kf4 68.Ke2 Rd5 69.Kf2 Re5 70.Kg2 Re2 71.Kf1 Kf3 72.Kg1 Re1 73.Kh2 Rd1 74.Kh3 Rh1) 68.Kf3 (68.Ke3 Re4 69.Kd2 Rd4 70.Ke3 Rd5 71.Kf2 Kf4 72.Ke2 Rd6 73.Kf2 Re6 74.Kg2 Re2 75.Kf1 Kf3 76.Kg1 Re1 77.Kh2 Rd1 78.Kh3 Rh1) 68...Rf4 (68...Re4 69.Kg3 Rf4 70.Kh3 Rf3 71.Kh2 Kg4 72.Kg2 Rf4 73.Kh2 Kf3 74.Kh3 Kf2 75.Kh2 Rh4) 69.Kg3 (69.Ke3-+) 69...Kg5 70.Kg2 (70.Kh3 Rg4 71.Kh2 Kh4 72.Kh1 Kg3 73.Kg1 Rf4 74.Kh1 Rf1) 70...Rg4 (70...Kg4 71.Kh2 Kf3 72.Kh3 Kf2 73.Kh2 Rh4) 71.Kh3 (71.Kf3 Kf5 72.Ke3 Ke5-+) 71...Kf5 (71...Kf4 72.Kh2 Rg3 73.Kh1 Kf3 74.Kh2 Kf2 75.Kh1 Rh3) 72.Kh2 Kf4 73.Kh3 Kf3 74.Kh2 Rf4 75.Kg1 (75.Kh3 Kf2 76.Kh2 Rh4) ½-½. BeepBeepImAJeep (2750) - Rekcul (2720), lichess.org, 2020.

7.c4 Ba5

8.Nf3 0-0 9.e3 Ne5 10.Ne5 Qe5 11.Be2 (11.Bd3 c6 12.Nf4 Qf6=) 11...c6+= 12.Nf4 Qb2 13.Rc1 (13.0-0 Qd2 14.Qd2 Bd2+=) 13...Bc7 (13...Qa2!? 14.Bd3 Qb2-/+) 14.Rc2 (14.Qc2 Qf6 15.Nh5 Qg5=) 14...Qf6+= 15.Nh5 Qh4 16.Ng3 (16.Qa1 f6 17.Qc3 Rf7= (17...Bh2? 18.g3 Qh3 19.Nf4+-)) 16...Bg3 (16...d6 17.0-0=) 17.fg3= Qf6 18.Bf3 d6 19.0-0 Qe7 20.Rb2 Be6 (20...Re8 21.Qc2=) 21.Qc2 Rad8 22.Rfb1 (22.Qa4 Rb8=) 22...Rd7 23.Kf2 (23.Be4 f5 24.Bd3 b6=) 23...Rfd8 (23...Rc7 24.Qd3=) 24.d4 d5 25.cd5 cd5 (25...Bd5 26.Qc5 b6 27.Qe7 Re7 28.Rc1=) 26.Qd2 (26.Qc5 b6 27.Qe7 Re7=) 26...Rc8 (26...Bf5 27.Rc1+=) 27.Rc1 Rdc7 (27...Rc4 28.Rc4 dc4 29.Qc3=) 28.Rbc2 (28.Rc7 Rc7 29.Kg1 b6+=) 28...g6 (better is 28...Rc4+=) 29.Rc3?? (better is 29.Rc7 Rc7 30.Rc7 Qc7 31.Qb2=) 29...Qb4-+ 30.a3 Qa5 (30...Rc3?! 31.ab4 Rc1 32.Bd1-+) 0–1. Timmermans,Mark (2420) – Fier,Alexandr (2490), Batavia Blitz, 2017.

8.Nf3 0-0 9.e3 Ne7 10.Be2 Nd5-/+ 11.cd5 Qd5 12.0-0 c5 (12...d6 13.Qa4-/+) 13.Rb1 (13.d4 d6=+) 13...Bc7 (13...Qa2 14.Ra1 Qe6 15.Ra5+/-) 14.d4 d6 15.dc5 Qd1 16.Rfd1 dc5 17.Nd2 b6 18.Bf3 Rb8 19.Nc4 Rd8 (19...Bf5!? 20.Rb2-+) 20.Rd8-/+ Bd8 21.Rd1 (21.Ne5 Bg5-/+) 21...Be6 22.Nd6 (22.Ne5 Bg5 23.Nc6-/+) 22...Bc7 (better 22...Ba2!? 23.Ra1 Be6 24.Ra7 b5-+) 23.Nb5=+ Be5 24.Na7 h6?? (better 24...Bf6 25.Nc6 Rc8=+) 25.Nc6+- Ra8 26.Ne7 (better 26.Ne5!? Ra2 27.Be4+-) 26...Kf8+/- 27.Ba8 (27.Ba8 Ke7 28.Bd5+/-) 1-0. BeepBeepImAJeep (2755) - JoeAssaad (2455), lichess.org, 2020.

8.Nf3 0-0 9.e3 Ne7 10.Ne7 Qe7 11.Be2 d6 12.0-0 c6 13.d4 (13.h3 Rb8=) 13...Re8 14.Bd3 Bg4 (14...Bd7 15.Rb1 b6 16.Nd2=) 15.Rb1 (15.h3 Bd7=) 15...Rab8 16.h3 (16.Qa4 Bb6=) 16...Bh5 (16...Bd7 17.Qa4 b6 18.Qa3=) 17.d5 (17.Qa4 Bb6=) 17...cd5 (17...Bb6 18.g4 Bg6 19.Kg2=) 18.Rb5 Bf3 19.Qf3 dc4 20.Bc4 Bb6 (20...Bc3 21.Rc1 Be5 22.Qg4=) 21.a4 (21.Rf5 Rf8+=) 21...Bc5= 22.Rfb1 (22.Bd5 b6=) 22...b6 23.a5 (23.Bd5 Qf6=) 23...Rbd8 (23...Qf6 24.Qf6 gf6 25.Kf1=) 24.ab6 ab6 25.Bd5 g6 26.Ra1 (26.Bc6 Rf8=) 26...Kg7 27.Ra4 Qf6 28.Rf4 Qa1 29.Kh2 f6 (better 29...f5=) 30.Bb3 (better 30.g3!?=) 30...Qe5-/+ 31.g3 Re7 (31...d5 32.Qd1-/+) 32.Ra4 (32.Bd5 Ra7=) 32...h5 (32...d5 33.Ra6-/+) 33.Kg2 (33.Bd5!? Rdd7 34.Rb1=) 33...d5=+ 34.h4 (34.Bc2 f5=+) 34...f5 (34...d4 35.ed4 Rd4 36.Ra2-/+) 35.Ra2 (35.Bc2 Qe6=+) 35...Red7 (35...d4 36.ed4 Qd4 37.Rc2-/+) 36.Rd2 The pressure on the isolated pawn grows (36.Re2 Qe4 37.Ba2 Qf3 38.Kf3 d4=+) 36...Rd6 (36...d4 37.ed4 Rd4 38.Re2-/+) 37.Bc2=+ Ra8 (37...d4!? 38.ed4 Rd4=+) 38.Bb3= Rad8 39.Bc2 R8d7 (39...d4 40.ed4 Rd4 41.Re2=+) 40.Rb3 Ra7 (40...d4 41.ed4 Rd4 42.Re2=+) 41.Rbd3 Rad7 (41...d4 42.ed4 Bd4 43.Bb3=+) 42.Bb3 (42.Rb3 d4 43.ed4 Rd4=+) 42...d4=+ 43.ed4 Rd4 (43...Bd4 44.Re2 Qf6 45.Bc4=+) 44.Rd4= Rd4 (44...Bd4 45.Qa8=) 45.Re2 Re4 (45...Qb8 46.Re6=) 46.Rd2 (46.Re4 fe4 47.Qf7 Kh6=) 46...Qe7 47.Bd5 Rd4 48.Rd4 (48.Re2 Qc7=+) 48...Bd4 49.Qd3 (49.Bc4 Qd7=+) 49...Qe5 50.Bb3 (50.Qc4 Bc5=+) 50...Qe4 (50...b5!?-/+) 51.Qe4= fe4 52.Bd5 e3 53.fe3 Be3 54.Bf3 (54.Bc4 g5=) 54...Kf6 (54...b5 55.g4=) 55.g4 hg4 56.Bg4 b5 57.Bd1 b4 58.Kh3 Bf4 59.Kg4 Bd2 60.h5 gh5 61.Kh5 Ke5 62.Ba4 Kd4 63.Bb3 Kc3 64.Ba4 b3 65.Bb3 ½-½. Timmermans,M (2385) - Maevsky,N (2335), Titled Tuesday, 2021.

8.Nf3 0-0 9.e3 Ne7 10.Ne7 Qe7 11.Be2 d6 12.0-0 Bf5 13.d4 Rfe8 14.Bd3 Bg4 15.Rb1 Bb6 16.Rb5 c6 17.Rb1 Qf6 18.a4 Rab8 19.Be2 Bf5 20.Rb2 h5 21.Bd3 Bg4 22.h3 Be6 23.Nd2 d5 24.cd5 Bd5 25.Bc4 Rbd8 26.Bd5 cd5 27.Qh5 g6 28.Qh6 Rc8 29.Nf3 Re7 30.Rbb1 Rc4 31.Rfc1 Rec7 32.Rc4 dc4 33.Rc1 c3 34.Ng5 Qg7 35.Qg7 Kg7 36.Kf1 Kf6? (better 36...Rc4+/-) 37.Ne4+- Ke6 38.Nc3 Ba5 39.Na2 Rc1 40.Nc1 Kd5 41.Ke2 Kc4 42.g4 g5 43.Nd3 Kb3? (43...f6+-) 44.Nc5 Ka3 (44...Kc4 45.Ne4 Bd8 46.Nd6 Kd5 47.Nb7+-) 45.Kd3 (better 45.Nb7 Bb4 46.Nc5 Ba5+-) 45...b6 (45...Be1 46.d5 b6 47.Ne4 Ka4 48.Ng5+-) 46.Ne4 Ka4 47.Ng5 Kb3 (47...f6 48.Nh7 Kb5 49.Nf6 Bb4+-) 48.Nf7 Bb4 49.g5 a5 50.g6 Bf8 51.d5 a4 52.d6 a3 53.d7 Be7 (53...a2 54.d8Q a1Q 55.Qb6 Bb4 56.Qe6 Ka4 57.Qc6 Kb3 58.Qc2 Ka3+-) 54.g7 a2 (54...Kb4 55.g8Q Bf6 56.Qg4 Ka5 57.Qf5 Kb4 58.Qf6 Kb3 59.Qb6 Ka2 60.Kc2 Ka1 61.Qb1) 55.g8Q a1Q (55...Kb4 56.Nd6! Kc5 57.Ne4 Kc6 58.Qc8 Kb5 59.Qc4 Ka5 60.Nc3 a1Q 61.Qb5) 56.Nd6 Kb2 (56...Ka3 57.Qa8 Kb2 58.Nc4 Kb1 59.Nd2 Kb2 60.Qh8 Ka3 61.Qa1 Kb4 62.Qc3 Ka4 63.Qb3 Ka5 64.Nc4 Ka6 65.Qb6) 57.Nc4 Kc1 (57...Kb1 58.Nd2 Kc1 59.Qg1 Kb2 60.Qg7 Ka3 61.Qa1 Kb4 62.Qc3 Ka4 63.Qb3 Ka5 64.Nc4 Ka6 65.Qb6) 58.Qc8 (58.Qg1) 58...Kd1 (58...Qb1 59.Kd4 Bf6 60.Kd5 Qf5 61.Kd6 Qf2 62.Nb6 Kd1 63.Nd5 Qg3 64.Kc6+-) 59.e4 (better 59.d8Q Qb1 60.Kc3 Bd8 61.Qg4 Ke1 62.Qg1 Ke2 63.Qb1 Bc7 64.Nd2 Be5 65.Kc2 Kf2 66.Qh1 Bh8 67.Qf3 Kg1 68.Qe2 Kh1 69.Nf3 Be5 70.Qf1) 59...Qb1 (59...Ke1 60.Qc6 Qd1 61.Kc3 Qa1 62.Kb3 Qd1 63.Kb2 Qd4 64.Ka2+-) 60.Kd4 (better 60.Ke3 Qb3 61.Kf4+-) 60...Bc5 (60...Ke2 61.Ke5 Kf2 62.Qb8+-) 61.Kd5 (better 61.Ke5 Qa1 62.Ke6+-) 61...Qd3 62.Kc6 Qc4 (62...Qe4 63.Kb5 Be7+-) 63.d8Q Ke1 64.Kb7 Qe4 65.Qc6 Bf2 66.Qdd5 (66.Qe4 Be3 67.Qe3 Kf1 68.Qd5 b5 69.Qdf3) 66…Kf1 (66...Kf1 67.Qe4 Bc5 68.Qf6 Kg1 69.Qff3 b5 70.Qg2). BeepBeepImAJeep (2635) - nasil (2350), Rated Blitz game, lichess.org, 2015.

8.Nf3 Ne5 9.Ne5 Qe5 10.Rb1 c6 11.Rb3 0-0 12.Nc3 f5 13.Qc2 f4 14.e3 fe3 15.fe3 d6 16.Bd3 Qh5 17.Ne2 Bd8 18.g3 Qf3 19.Bh7= Kh8 20.Qe4 Qf2 21.Kd1 d5 22.cd5 cd5 23.Qd5 Kh7-/+ 24.Rb4 Qf5 25.Qf5 Bf5 26.Rf1 Be7 27.Rbf4 Bd3 28.Rf8 Rf8 29.Rf8 Bf8 30.a4 Bb4 31.Nf4 Be4 32.Ke2 Bc6 33.Nd3 Ba3 34.a5 Bb5 35.e4 Bc5 36.h3 Kg6 (36...Kg6 37.g4 b6-+; 36...b6 37.ab6 Bb6 38.e5-+) 0–1. Degterev,Pavel – Ouchabane,Samir (1850), AP–2005–Q–00005, 2005.

8.Nf3 Ne5 9.Ne5 Qe5 10.e3 Qb2 11.Rc1 c6 12.Nf4 0-0 13.Bd3 d6 (13...Bc7 14.Qc2 Qc2 15.Bc2 Bf4 16.ef4 Re8 17.Kd1=) 14.0-0 (14.Qc2 Qc2 15.Bc2 Re8=) 14...g6 (14...Qa2!? 15.Bc2 Bb4=+) 15.Rc2= Qf6 16.Be2 Re8 17.d4 Bf5 18.Bd3 Bd7 19.Rb2 Rab8 20.Qf3 c5? (better 20...b6+=) 21.Rb7+- Rb7 (21...Red8+-) 22.Qb7 Qd8 23.Nd5 (23.Qa7 Bb6 24.Qb7 Be6 25.Ne6 fe6+-) 23...Be6 24.Qa7 Bd5 25.cd5 Bb6 26.Qb7 cd4 27.e4 Bc5 28.a4 Re7 29.Qb3 Kg7 30.Ra1 Qa5 31.h4 h5 32.g3 Ra7 33.Bb5 (33.Qd1 Re7+-) 33...Rb7 (33...Qc3 34.Qb1+/-) 34.Rd1 Qc3 35.Qb1 d3 (35...Qf3 36.Qd3 Qd3 37.Bd3+-) 36.Qd3 (36.Rd3 Qf6 37.Rd2 Re7+-) 36...Qb2 (better 36...Qd3!? 37.Rd3 Re7+-) 37.Rd2 Qa1 38.Kg2 Re7 39.Rc2 Qe1 40.Re2 Qa1 41.Bc6 Kg8 42.Qc2 Qd4 43.Qb2 (43.Kh2 Kg7+-) 43...Re4 44.Qd4 Rd4 (44...Bd4?? 45.Re4 Bc3 46.Re7+-) 45.Re8 (45.a5!? Rd3 46.Ra2 Kg7+-) 45...Kg7+/- 46.Rd8 (better 46.Kf1!?+/-) 46...Rd2+= 47.Kf1 (better 47.Rd7!?+=) 47...Rf2-/+ 48.Ke1 Rf3 49.Ra8 (49.Re8!?=+) 49...Rg3-/+ 50.a5 Rg4 51.a6 Rh4 52.Rd8 (52.Re8 g5 53.Kf1 Rf4 54.Kg2 Rf2 55.Kg3 g4-+) 52...Rh1 53.Ke2 Ra1 54.Bb5 h4 55.Kf3 h3 56.Kg3 Ra3 57.Kh2 Bd4 (better 57...Be3 58.Kh3 Bb6 59.Kg2 Bd8-+) 58.Bf1 (58.Re8 Be5 59.Re5 de5 60.d6-+) 58...Be5 59.Kg1 h2 60.Kg2 Ra2 61.Kh1 Ra1 (61...Ra1 62.Kg2 Rf1 63.Kf1 h1Q 64.Ke2 Qh5 65.Kd3 Qd1 66.Kc4 Qa4 67.Kd3 Qa6 68.Kc2 Qe2 69.Kb3 Qd3 70.Ka4 Qc4 71.Ka5 Qc7 72.Kb5 Qd8 73.Kb4 Qb6 74.Kc4 f5 75.Kd3 Qb3 76.Ke2 Qc2 77.Ke3 g5 78.Kf3 g4 79.Ke3 f4) 0-1. Timmermans,Mark (2385) - Sevian,Samuel (2660), Titled Tuesday, 2021.

8.Nf3 Ne7 9.Ne7 Qe7 10.e3 b6 11.Be2 Bb7 12.0-0 0-0 13.d4 d5 14.Ne5 f6 15.Nf3 dc4 16.Bc4 Kh8 17.Rb1 Rad8 18.Be2 (18.Qe2 Be4 19.Bd3 Bd5=) 18...c5 19.Qa4 Bf3 (19...cd4 20.Nd4 f5 21.Bf3=) 20.Bf3+= cd4 21.ed4 Qd6 22.d5 Rc8 23.Rbc1 Rc5 Exerts pressure on the isolated pawn 24.Rc5 Qc5 25.Qc6 Bb4 26.Rc1 Qd6 27.g3 Bc5 28.Kg2 Rd8 29.Re1 Kg8 30.Re8 Kf7 31.Re6 Qc6 32.Rc6 (32.dc6?? Ke6 33.Kh3 Rd2-+) 32...Rd7 (32...Ke7!?=) 33.Bg4+/- Rb7 (33...Rd8 34.Be6 Kg6 35.f4+/-) 34.Be6 (34.d6!? Rb8 35.Rc7 Kf8 36.Be6 Bd6 37.Rf7 Ke8 38.Rg7+/-) 34...Ke7+= 35.Rc8 Kd6 36.f4 Bd4? (36...Rc7 37.Rd8 Ke7 38.Rh8+=) 37.Rc6+/- Ke7 38.Kf3 (better 38.Bc8!? Rb8 39.d6 Ke8 40.d7 Kd8 41.Re6 Rc8 42.dc8R Kc8 43.Re7+-) 38...Bc5+/- 39.Ke4 a5 (39...Bd6 40.Rc8 Rb8 41.Rb8 Bb8 42.Bg8+/-) 40.a4 1-0. BeepBeepImAJeep (2640) - Clovis99 (2525), lichess.org, 2017.

8.g3 Ne7 9.Ne3 0-0 10.Bg2 Rb8 11.Nf3 Ng6 12.0-0 Re8 13.Qc2 b6 14.Rab1 Bb7=+ 15.d3 Qe7 16.Rb2 Bb4 17.Nf5 Qf8 18.Rfb1 Bd6 19.Nd6 Qd6 20.c5 Qe7 21.a4 Rbd8 22.cb6 cb6 23.a5 Rc8 24.Qd2 Bf3 25.Bf3 ba5 26.Qa5 Rc7?? 27.Qc7+- (27.Qc7 a6 28.Qa5+-) 1–0. Cerny,Thorsten – Dambrowski,Ralf, Schleswig Holstein–ch, 1991.

7.e4 0-0

8.c3 Ba3 9.Ne2=+.

8.c3 Ba5

9.Qc2 Ne7 10.Ne3= Re8 11.Nc4 Qc5 12.d4+/- Qg5 13.h4 Qb5 14.Nd6 Qc6=+ 15.Nc4 b6 16.Bd3 Ba6 17.Na5 ba5 18.c4 d5 19.cd5?? Qc2?? 20.Bc2+= Nd5 21.Kd2 Nf4 22.g3+/- Ne6 23.Nf3 Bb7 24.Rab1+- Rab8 25.Ke3 f6 26.Ba4 Re7 27.Rhc1 Nd8 28.Nd2 Rc8 29.Rc5 c6 30.Nc4 Nf7 31.Na5 Rce8 32.f3 Ba6 33.Nc6 Rb7 34.Rb7 Bb7 35.Na5 (35.Na5 Re7 36.Nb7 Rb7 37.Rc8 Nd8 38.Rd8 Kf7 39.d5+-) 1–0. Andersson,Lars H – Oeberg, Sweden, 1986.

9.Qc2 Re8 10.0-0-0 b5 11.Re1 Rb8 12.Ne3 Qa3 13.Kd1 d6 14.Nf3 Be6 15.Nd5 b4 16.Re2 bc3 17.dc3 Ne5 18.Ne5 de5-+ 19.Rd2 c6 (19...c6 20.Nb4 Red8-+) 0–1. Woschkat,Karl_Heinz – Koester,Diedrich, CiF, 1993.

9.Qc2 Re8 10.Ne2 b5 11.Ne3 b4 12.Rc1 Ba6 13.Ng3 Bf1 14.Ngf1 bc3 15.dc3 Nd4 16.Qd1 Qa3-/+ 17.Qd2 d5 18.Ng3 Rad8-/+ 19.0-0 de4 20.Nc4 Qa4 21.Qg5 Ne6 22.Qa5 Qc4 23.Qb4 Qb4 24.cb4 Rd4 25.a3 g6 26.Rfd1 Red8 27.Re1=+ f5 28.f3 Rd3 29.fe4 f4 30.Ne2 Ra3 31.Rc6 Rd6 32.Rd6 cd6 33.Rd1 Ra6 34.b5 Rb6 35.Nc3 Kf7 36.Ra1 Rb7 37.Rd1 Ke7 38.Kf2 Nc7-/+ 39.Nd5 Nd5 40.Rd5=+ Ke6 41.Kf3 Rf7 42.h4 h6 43.Rd1 Rb7 44.Rd5= Rc7 45.Kf4 Rc2 46.g4 Rf2 47.Kg3 Rf1 48.Rd2 Rf7 49.Rd3 Rb7 50.Rd5 Rd7 ½–½. pierre (2085) – jaskier (2105), internet, 2007.

6.Nd5 Qd8

7.Rb1 Bc5 8.e3 (8.c3 Ne7 9.Ne7 Be7=) 8...a6 (8...Ne7!? 9.Qh5 Nd5 10.Qd5 Be7=) 9.d4+= Ba7 10.Bd3 0-0 (10...Ne7 11.Qh5 Nd5 12.Qd5+=) 11.Qh5+/- g6 12.Qf3 (12.Qh6 Nd4 13.ed4 c6+/-) 12...f5 (12...Ne7 13.Nf6 Kg7 14.Qf4+=) 13.Ne2 d6 14.0-0 Be6? (better is 14...Rb8+/-) 15.Rb7+- Rf7?! (15...Bb8 16.Nc7! Bc7 17.Qc6+-) 16.Ndf4 Ba2 (16...Bd7 17.Bc4 Bb6 18.Bf7 Kf7+-) 17.Qc6 g5 18.Rb2 gf4 19.Nf4 (19...Be6 20.Ne6+-) 1–0. lucya (2135) – marecekpi (1930), GameColony.com, 2002.

7.c4 Bc5 8.Nf3 a6 9.e3 0-0 (9...Ne7 10.Be2=) 10.Be2 (10.d4 Bb4 11.Nb4 Nb4+=) 10...Ba7 (10...Ne7 11.0-0=) 11.0-0 d6 12.d4 Bd7 13.Rb1 Rb8 14.Nd2 Ne7 15.Ne7 Qe7 16.Bf3 c6 17.Nb3 (17.Qc2 Be6+=) 17...b5 18.Rc1 c5 19.dc5 dc5 20.Bd5 Be6 21.cb5 (21.Qf3 Rbc8=) 21...ab5 22.Be6 fe6 23.Qh5 c4 24.Nd2 Rf5 25.Qh3 Qb7 (25...Rc8 26.Rfd1=+) 26.Nf3 Rbf8 (26...Qe4 27.a4 ba4 28.Nd2=) 27.Rfd1 (27.a4 ba4 28.Rc4 Qd7=) 27...Qe4=+ 28.Rd6 g5?? (28...c3 29.Kh1=+) 29.Qh6?? (better 29.Rd7 R8f7 30.Rf7 Rf7 31.Ng5+-) 29...R5f6=+ 30.Qg5?? (better 30.Qh5 g4 31.Qg5 Qg6 32.Qg6 hg6 33.Nd4 Rf2 34.Re6 Bd4 35.ed4=+) 30...Rg6-+ 31.Qh4 (31.Qh5 Be3 32.Rd7-+) 31…Qf3 (31...Qf3 32.Kf1 Qg2 33.Ke2 Qf3 34.Kf1 Be3-+) 0-1. BeepBeepImAJeep (2675) - Astramariy (2725), lichess.org, 2019.

7.c4 Bc5 8.Nf3 d6 9.e3 Ne7 (9...0-0 10.d4 Bb4 11.Nb4 Nb4 12.a3+=) 10.Ne7 (10.d4 Nd5 11.dc5 Nf6=) 10...Qe7= 11.Be2 0-0 12.0-0 Bf5 13.d4 Bb6 14.Bd3 Bg4 15.a4 a5 16.Rb1 Qf6 (16...Rab8 17.h3 Be6 18.Qc2+=) 17.Rb5 (17.Be4 Bf5 18.Bf5 Qf5+/-) 17...Bf3 (better 17...Bd7!? 18.Ng5 g6+=) 18.Qf3+- Qf3 19.gf3 Rab8 20.Rfb1 Ba7 (20...Rfd8 21.Be4 Rbc8 22.c5 (22.Bb7?! Rb8 23.Be4 Kf8+-) 22...dc5 23.dc5+- (23.Bb7?! Rb8 24.dc5 Rb7+/-)) 21.Rb7 (better 21.Ra5!? Bb6 22.Rab5+-) 21...Rb7 (21...Bb6 22.Be4 Rb7 23.Bb7+-) 22.Rb7+- Bb6 23.Be4 g6 24.Kf1 Rd8 25.Ke2 Kf8 26.c5 (26.f4!?+-) 26...dc5+/- 27.dc5 Bc5 28.Rc7 Bb4 29.Bd3 h5 30.Bc4 Be7 31.f4 Rb8 32.Bb5 Rd8 (32...Bb4 33.h3+/-) 33.e4 (better 33.Ra7!?+-) 33...Bd6+= 34.Ra7 Bf4 35.Ra5 Rd2 36.Kf3 Bd6 (36...Bh2 37.Ra8 Kg7 38.a5=) 37.Ra8+/- Kg7 (37...Ke7+/-) 38.Ra7 (better 38.Rd8+-) 38...Bc5+= (worse 38...Bh2 39.Bc4+/-) 39.Bc4?? (better 39.Rd7 Rf2 40.Kg3+=) 39...Ba7 40.e5 (40.h4 Rf2 41.Kg3 f5 42.ef5 gf5-+) 40...Rf2 41.Ke4 Rh2 42.e6 (42.Kd5 Rd2 43.Kc6 h4-+) 42...Rh4 43.Kd5 (43.Kd3 fe6 44.Bb5 Rd4 45.Ke2-+) 43...fe6 44.Ke6 Rc4 45.a5 Ra4 (45...Ra4 46.Kd7 h4 47.Kc6 Ra5 48.Kd7 h3 49.Ke7 h2 50.Ke6 h1Q 51.Kd7 Qd5 52.Ke8 Qe6 53.Kd8 Bb6) 0-1. BeepBeepImAJeep (2745) - foreverlovechess (2705), lichess.org, 2020.

7.c4 d6 8.e3 0-0 9.Nf3 Be6 10.Nf4 d5 11.cd5 Bd5 12.Nd5 Qd5 13.Be2 Rad8 14.0-0 (14.a3 Bd6=) 14...Ne5 (better 14...Bd2!? 15.Qb3 Qb3 16.ab3 a6=+) 15.d4+= Ng6 16.Rb1 Bd6 17.Qc2 b6 18.Bc4 Qh5 19.h3 a5 20.Be2 Nh4 21.Nh4 Qh4 22.Bf3 f5 23.Qc4 Kh8 24.Rb5 f4 25.e4 Be7? (25...Qe7!?+=) 26.e5 (better 26.Qc7 Rd4 27.Qb6+-) 26...g5? (better 26...Bb4+/-) 27.Qc7+- g4 28.Bg4 h5 (28...Rd4 29.Qb6 Rd3+-) 29.Bf3 Rg8 (29...a4 30.Rb6 Qg5 31.Rb7+-) 30.Rb6 (30.Qb6 Qg5+-) 30...Bg5 (30...Qg5 31.Re6 Rg7+-) 31.Rb7 (31.Rb7 Be7 32.Qe7 Qe7 33.Re7 Rd4 34.e6+-) 1-0. BeepBeepImAJeep (2635) - loooti (2520), lichess.org, 2017.

7.c4 d6 8.Nf3 Ba5 9.e3 Ne5 10.Ne5 de5 11.Rc1 (11.Qh5 Qd6=+) 11...c6 12.Nc3 Bc7 13.Be2 0-0 14.0-0 f5 15.d3 f4 (15...Be6 16.Rb1=+) 16.Ne4 Bf5 17.Bf3 Qe7 18.c5 Rad8 (better 18...Be6!?=) 19.Qb3+/- Kh8 20.Qb7 fe3 21.fe3 Rd3 22.Qc6 Re3 23.Rce1 (23.Nc3!? Be6 24.Nd5 Bd5 25.Bd5+- (25.Qd5? Rd8-+)) 23...Re1 (23...Be4 24.Be4 Re1 25.Re1=+) 24.Re1 Be4 25.Qe4 (better 25.Re4 Rb8 26.h3+=) 25...Qc5-/+ 26.Kh1 Bb6 (better 26...Qf2!?-/+) 27.Qe5= Qe5 28.Re5 g6 29.Re1 Kg7 30.Rd1 Rf7 31.Bd5 Rd7 32.g3 Kf6 33.Kg2 Ke5 34.Bb3 Rd1 35.Bd1 Kf6 36.Bb3 Kg7 37.Kf3 h6 38.h3 g5 39.Kg4 Kg6 40.Bc2 Kg7 41.Kh5 Bc7 42.g4 Bg3 43.Bb3 Bf4 44.Bc4 Bc7 45.Bb3 Bb6 46.h4 Bc7 (better 46...gh4 47.Kh4 Kf6=) 47.hg5+/- hg5 48.Kg5 Bd8 49.Kf5 Bb6 50.Be6 Bc5 51.Ke5 (51.a4 Bd4+/-) 51...Bb6 (51...Kg6 52.Kd5 Bb4 53.Kd4+/-) 52.Kd5 (52.g5 a5+/-) 52...Bg1 53.Bf5 Bb6 (53...Be3 54.Ke4 Bc1 55.a4+/-) 54.Kc6 (54.g5 a5+/-) 54...Bg1 (better 54...Kf6+/-) 55.Kd5 Bb6 56.Ke4 (56.g5 Be3 57.g6 a5+/-) 56...Bg1 (56...Kf6 57.Bd7+/-) 57.Be6 (57.g5 a5+/-) 57...Bb6 (57...Kf6 58.Bd7+/-) 58.Bd5 (58.g5 Kg6 59.Kf4 Bc7 60.Kg4 Bd6+/-) 58...Bg1 (58...Kg6 59.Ke5+/-) 59.Kf5 Bb6 60.Bf3 Bg1 61.Ke4 (61.Be4 Be3+/-) 61...Bb6 (61...Kg6 62.Kd5+/-) 62.Be2 (62.g5 a5+/-) 62...Bg1 (62...Kf6 63.Kd5+/-) 63.Kf3 (63.g5 a5+/-) 63...Bb6 (63...Kf6 64.Kf4+/-) 64.Kf4 Bc5 65.Ke4 Bb6 (65...Bg1 66.Kf5 a5+/-) 66.Kf3 (66.g5 a5+/-) 66...Bg1 (66...Kg6 67.Bb5+/-) 67.Kg2 (67.g5 Bc5+/-) 67...Bb6 68.Kg3 Bc5 69.Kh3 (69.g5 a5+/-) 69...Bb6 (69...Kg6 70.Bd3 Kg5 71.Kg3+/-) 70.Kg2 (70.g5 Bc5+/-) 70...Bc5 71.Kf3 Bb6 72.Ke4 Bc5 (better 72...Bg1=) 73.g5 Bb6 74.Kf5 Bg1 75.Bh5 Bb6 76.Bg4 Bg1 77.Bf3 Bb6 78.Be4 Bc5 79.Kg4 Bb6 80.Kf3 Bc5 81.g6 Bb6 82.Ke2 Bc5 83.Kd3 Bb6 84.Kc4 Bf2 85.Kd5 Bb6 86.Kc6 Bg1 87.Kb5 Bf2 88.a4 Bg1 89.a5 Bf2 90.Kc6 Bg1 91.Kd5 Bf2 92.Kc4 Bg1 93.Kd3 Bf2 94.Ke2 Bg1 95.Kf1 Bc5 96.Ke2 Bb4 (96...Bg1 97.a6 Bd4+/-) 97.a6+/- Ba5 98.Kf3 Bb6 99.Kg4 Bg1 100.Kf5 Bb6 101.Ke6 Bc5 102.Kd5 Bb6 103.Kc4 Bf2 104.Kd3 Bg1 105.Ke2 Bf2?? (better 105...Bc5+/-) 106.Kf2+- Kf6 107.Ke3 Kg7 If Black now would get Kf4 in, he might survive 108.Kd4 Kf6 109.Kc5 Kg7 110.Kc6 Kh6 111.Kb7 Kg7 112.Ka7 Kf6 113.Kb7 (113.Kb6 Ke7 114.a7 Ke8 115.a8Q Ke7 116.g7 Kf6 117.g8Q Ke5 118.Qad5 Kf4 119.Qgg5) 113...Kg7 114.a7 Kh6 (114...Kg8 115.a8Q Kg7 116.Qa1 Kh6 117.g7 Kg5 118.Qe5 Kh4 119.g8Q Kh3 120.Qgg3) 115.a8Q Kg7 (115...Kg5 116.Qa5 Kf4 117.Qd2 Ke5 118.g7 Ke4 119.g8Q Ke5 120.Qgd5 Kf6 121.Q2g5) 116.Qe8 (116.Qa1 Kh6 117.g7 Kg5 118.Qe5 Kh4 119.g8Q Kh3 120.Qgg3) 116...Kh6 (116...Kf6 117.g7! Kg7 118.Qe7 Kg8 119.Bd5 Kh8 120.Qf8 Kh7 121.Be4) 117.g7! Kg5 (117...Kg7 118.Qe7 Mate attack) 118.g8Q (118.Qe5 Kh4 119.g8Q Kh3 120.Qgg3) 118...Kf4 119.Qgf7 (119.Bh7 Kf3 120.Qe4 Kf2 121.Qgg2) 119...Ke3 120.Bg6 Kd2 (120...Kd4 121.Qb3 Kc5 122.Qe5) 121.Qfd7 (121.Qc4 Kd1 122.Qee2) 121...Kc3 122.Qec8 Kb4 123.Qdc6 (123.Qc2 Ka5 124.Qc5) 123...Ka5 124.Qa6 Kb4 125.Qb6 (125.Qb6 Ka4 126.Qa8; 125.Qcc4) 1-0. BeepBeepImAJeep (2775) - gonavarrete (2595), lichess.org, 2020.

7.c4 Be7 8.Nf3 0-0 9.e3 d6 10.Be2 (10.d4 Re8+=) 10...Bf5 11.0-0 a6 12.d4 Be4 (12...Rb8 13.Bd3 Bg4 14.Rb1+=) 13.Nd2 (13.Bd3 Bd3 14.Qd3 Qd7+/-) 13...Bg6 14.Qb3 Rb8 15.Qc3 Bf6 16.Nf6 (16.Bd3!?+=) 16...Qf6= 17.Rac1 Ne7 18.d5 Qc3 19.Rc3 Nc8 20.Nf3 Nb6 21.Nd4 Na4 22.Rb3 Nc5 23.Rb2 Rfe8 24.Bd1 Bd3 25.Be2 Be2 26.Re2 g6 27.Rb1 Re4 28.Reb2 (28.f3 Ree8+=) 28...Rbe8 29.g3 h5 (29...b6!?=) 30.Rb7+= Nb7 31.Rb7 R4e7 32.Ra7?? (32.Nc6 Rd7+/-) 32...Rd7?? (better 32...c5 33.Re7 Re7-/+) 33.Ra6 Rb8 34.Nb5 Re7 (34...Kf8 35.Kg2+/-) 35.Kg2 Kg7 36.Nd4 (36.a4!? Kf6+-) 36...Rb2 37.a4?? (better 37.Kf3+/-) 37...Rb4?? (better 37...Re3! 38.Ra7 Re4-/+) 38.Nc6+- 1-0. BeepBeepImAJeep (2765) - Kirill_Klyukin (2760), lichess.org, 2020.

7.Nc7?? Qc7-+ 8.Rb1 Ba5 9.Nf3 Qf4 (better 9...0-0-+) 10.Ne5?? (10.e3 Qa4 11.Rb2-+) 10...Bc3 (better 10...Qe5 11.c3 0-0-+) 11.dc3?? (better 11.Nc6 dc6 12.dc3=) 11...Qf2?? (better 11...Qe5 12.Qd2 Qa5-+) 12.Kf2+- Ne7 (12...Ne5 13.Qd5 Ng4 14.Kf3 h5+-) 13.Qd6. opperwezen (2825) - JannLee (2805), lichess.org, 2019.

7.e3 0-0 8.Rb1 a5 9.c3 Bd6 10.Qh5= Re8 11.Nf3 h6 12.Bc4 Bf8?? 13.Nb6+/- Ne5?? 14.Ne5+- Re5 15.Qf7 Kh7 16.d4 (16.d4 cb6 17.Bd3 Kh8 18.de5+-; better is 16.Na8 Bd6+-) 1–0. Zanobini,Andrea (1965) – Pietrzak,Wojciech, CP.2002.P.00021, 2002.

7.e3 0-0 8.Rb1 Bd6 9.Nf3 Ne7 10.Nc3 c6 11.Bd3 Ng6 12.h4 Be7 13.Ne4 (13.h5 Nh8=) 13...h6 (worse is 13...Bh4 14.Nh4 Nh4 15.Qh5 Ng2 16.Kf1+-) 14.h5 Nh4 15.Nh4 Bh4 16.Qg4 Be7 17.Qf5 Re8 (17...f6 18.Ng3 d5 19.Qh7 Kf7 20.Bg6 Ke6 21.Bf5 Kd6 22.Bc8 Qc8 23.Nf5 Ke6 24.Ng7 Kd7 25.Nf5+-) 18.Ng3 Bf6 (18...Kf8 19.Qh7 f5 20.Nf5 Bf6+-) 19.Qh7 Kf8 20.Nf5 (20.Nf5 g5 21.hg6 fg6 22.Nh6+-) 1–0. Bulcourf,Carlos (2205) – Lo Presti,Roberto (2050), LNA Puma Cup, 2006.

7.e3 Ba5 8.Rb1 Ne7 9.Ne7 Qe7 10.Qh5 Bb6 11.Bd3 d6 12.Nf3 Be6 13.a4 g6 14.Qb5 Bd7 15.Qb2 0-0 16.Qa1 Bc6 17.a5 Bc5 18.Be2 d5 19.h4 f5 20.h5+= Qf6 21.hg6 hg6 22.Ne5 Kg7? 23.d4+/- Be7 24.a6 b6 25.Qc3+- Ba4 26.Ra1 b5 27.Nd7 Qa6 28.Nf8 Rf8 29.Qc7 Rf7? 30.Qh2 Qc8 31.Kf1 Qg8 32.Qh6 Kf6 33.Qf4 (33.Qf4 Kg7 34.c4 dc4 35.Bc4 bc4 36.Ra4+-) 1–0. Blumenberg,Walter – Richter,Goetz, Porz op, 1990.

7.e3 Ba5 8.Nf3 0-0 9.c3 d6 10.Qa4 Be6 11.Nf4 Qf6 12.Bb5 Bb6 13.Bc6 bc6 14.Ne6 fe6 15.Qc6 e5 16.a4 a5 (16...Qg6 17.0-0 e4 18.Nd4+/-) 17.0-0 Rae8 18.Rab1 (18.d4 e4 19.Nd2 Qe6+-) 18...e4 19.Nd4 Qh4 (better is 19...Qf7!?+/-) 20.Qc4+- Kh8 21.Ne6 Rf6 22.Nc7 Rh6 (22...Bc7 23.Qc7 Rg6+-) 23.h3 Bc7 24.Qc7 Rg6 (24...Rf6 25.Rb8 Rff8 26.Re8 Re8 27.Qa5+-) 25.Rb8 1–0. pierred (2795) – cristero (2490), net–chess.com, 2016.

7.e3 Ba5 8.Nf3 0-0 9.c3 d6 10.Qa4 Be6 11.Nf4 Qf6 12.Be2 Bf5 13.Bb5+= Bb6 14.Bc6 bc6 15.Qc6 Rae8 16.Nd5 Qd8 17.Nb6 ab6 18.Qc4 Be4 19.Ke2 d5 20.Qb4 c5 21.Qb3 Qf6 22.Ne1 Re6 23.f3= c4 24.Qb5 Bg6 25.Qd5 Rc8 26.Qb5 Rc5 27.Qb2 Qg5 28.g3 h5 29.Ng2 Rd6 30.Nf4 Bf5 31.Kf2 h4 32.Ne2 Rcd5 33.Nd4 Bd7 34.Qb1 Qh6 35.Qe4 h3 36.Qf4 g5 37.Qe4 f5 38.Qc2 f4 39.Rhg1 fe3 40.de3 g4 41.f4 Qf6 42.Rgd1 Be8 43.Qe2 Ba4 44.Qg4 (44.Qg4 Kf7 45.Rf1+-) 1–0. Andersson,Lars H – Jaegerflod,Kent, corr SSKK 1–418, 1989.

7.e3 d6 8.Nb4 Nb4 9.Rb1 Nc6 10.d4 0-0 11.Nf3 b6 12.Bd3+= Qf6 13.Be4 Bb7 14.Qd3 h6 15.0-0 Rae8 (15...Rae8 16.Bc6 Bc6=). Fioravanti,Diego (2130) – Rakovic,Miroslav (2045), FICGS, 2006.

7.e3 Be7 8.Qg4 Bf6 (better 8...0-0=) 9.Qf4?? (better 9.Qe4 Kf8 10.d4+=) 9...Be5 (better 9...Ba1 10.c3 0-0 11.Nc7 Rb8-+) 10.Qe4 f5! 11.Qf5 Ba1 12.c3 Ne7 (12...Bb2 13.Qe4 Ne7 14.Qe5-/+) 13.Qe5-/+ 0-0?? (better 13...d6 14.Qg7 Rf8 (worse 14...Nd5 15.Qh8 Kd7 16.Qh7 Qe7 17.Qc2+/-) 15.Nf6 Rf6 16.Qf6 Ng6-/+) 14.Ne7+- Kh8 15.Bd3 Qe8? (15...Rf6 16.Qe4 g6 17.Nf3+-) 16.Qe4 (better 16.Nh3!? d6 17.Qe4 Qh5+-) 16...Qh5 17.Nd5 (better 17.Ne2 d5 18.Qb4+-) 17...d6= 18.Nf4 Qh6 19.Qb4 Bd7 (19...g5 20.Nfh3 Qf6 21.Qb1 Bc3 22.dc3 Qc3 23.Ke2=) 20.Nge2+= Bc6? (20...g5 21.0-0 b6+-) 21.Qb1?? (better 21.0-0 a5 22.Qa3+-) 21...Bc3 22.Nc3 Rae8?? (22...Rf4 23.ef4 Bg2 24.Rg1 Qh2 25.Ne2=) 23.Nce2?? (23.0-0 Re5+-) 23...Qh4?? (better 23...g5 24.0-0 gf4 25.Nf4 Rf4 26.ef4 Qf4 27.Qa1 Qe5=) 24.Bg6! Re5 (24...hg6 25.Ng6 Double attack) 25.h3?? (25.0-0 Rb5 26.Qd3 Rc5+-) 25...Rg5?? (25...Rf4 26.ef4 Qf4=+) 26.g3 Qh6 27.h4?? (27.Be4 Rb5 28.Qd3 Be4 29.Qe4 Rb2+-) 27...Bh1?? (better 27...hg6 28.Nd4 Kg8=) 28.hg5+- Qh2 29.Bh7 (better 29.Be4!? d5 30.Qb4+-) 29...Bf3+/- (29...Qh7? 30.Ng6 Kg8 31.Qb3 d5 32.Nf8 Kf8 33.Qb7+-) 30.Ng6 Kh7 31.Nf8 Kg8 32.Qh7 Qh7 33.Nh7 Kh7 34.Nd4 Bd5 35.a3 Bc4 36.f4 Kg6 37.g4 b5 (37...Kf7 38.e4+=) 38.Nc6+/- a6 39.Kf2 Kf7 40.e4 Bb3 ½-½. Norkeliunas,Matas - Povilaitis,Tomas (1860), ch-LTU, 2019.

7.e3 Bf8 8.Rb1 Ne7 9.Nc3 d5 10.Bd3 c6 11.Qh5 Qc7 12.Nf3 g6 13.Qh4 Bg7 14.0-0 0-0 15.e4 de4 16.Ne4 Nd5 17.Rfe1 Qf4 18.Qg3 Qg3 19.Ng3 ½–½. Nett,Philipp (2140) – Vujadinovic,Milan (2200), CL1–2008.03.02, 2008.

7.e4 0-0 8.Bd3 Re8 9.Ne2 Bf8 (9...Bc5 10.0-0=+) 10.c3 (10.0-0 Ne5=) 10...d6 (10...Ne5 11.Bc2=+) 11.Bc2 (11.f4 g6=) 11...Ne5 12.0-0 c6 13.Ne3 Ng4 14.Ng4 (14.Nd4 Qh4 15.h3 Nf6=) 14...Bg4 15.f3 Be6 16.Nf4 Bd7 17.d4 Qf6 (17...g6 18.Bb3=) 18.Nd3 (18.Qd2 Qg5=) 18...c5 19.e5 de5 20.Ne5 Bf5 21.Bb3 Be6 22.f4 (22.Re1 Bd6=) 22...Rad8 (22...cd4!? 23.cd4 Rad8=+) 23.d5= Bc8 (23...Bf5 24.Ba4 Re7 25.g4-/+) 24.Qf3+= b5 (better 24...Bd6 25.Rae1 Re7+=) 25.Rad1 (better 25.c4!?+=) 25...c4 26.Bc2 Bb7 (26...Bd6 27.Rfe1 Be5 28.fe5 Re5 29.Qf6 gf6 30.Re5 fe5 31.a4=+) 27.Kh1 Rd6 (27...Bd6 28.Nc6 Bc6 29.dc6=) 28.Rd4 Red8 29.Rfd1 (29.Be4 Qe7 30.Re1 g6=) 29...Ra6 30.Bb1 (30.a4!? ba4 31.Be4=+) 30...Bc5=+ 31.R4d2 Ra3 32.Nc6? (better 32.Qe4 g6 33.Nd7=+) 32...Re8?? (32...Rc3 33.Qc3 Qc3 34.Nd8-/+) 33.Nd4?? (better 33.Qh3 Kf8 34.Ne5+/-) 33...a6?? (better 33...Bd4 34.Re2 Re2 35.Qe2-+) 34.Qh5?? (better 34.Re2 Re2 35.Ne2-/+) 34...g6-+ 35.Qf3 Rd8 (35...Bd4!? 36.Rd4 Qd4 37.cd4 Rf3 38.gf3 Bd5 39.Kg2 Re2 40.Kg3-+) 36.Nc6 (36.Ne2 b4 37.Qe4 bc3-+) 36...Rd6 (better 36...Rc3 37.Qc3 Qc3 38.Nd8 Ba8-+) 37.Ne5 Kg7 (better 37...Bb4 38.Rc1 Qd8-+) 38.Ng4?? (better 38.Be4=+) 38...Qc3-+ 39.Qe4 (39.Qe2 Bc8 40.Nf2 Bf2 41.Qf2 Qe3-+) 39...Bc8 40.Qe5 (40.Qe2 Bg4 41.Qg4 Be3-+) 40...Qe5 41.fe5 (41.Ne5 Be3 42.Re2 Bf4-+) 41...Rd8 (41...c3!? 42.Rd3 Rd8 43.Nf6-+) 42.Nf6 b4 (42...Re3 43.Be4-+) 43.d6 (43.Rc2 c3 44.Re2 a5-+) 43...Re3 44.d7 Bb7 45.Ne8 (45.Ng4 c3 46.Ne3 cd2 47.Nc4 Rd7 48.Rd2 Rd2 49.Nd2-+) 45...Kf8 46.Nd6 (46.Rf1 Re5 47.Nf6 c3-+) 46...c3 (better 46...Rd7 47.Nc4 Re2-+) 47.Nb7 (47.Rd3 Rd3 48.Bd3 Rd7 49.Bc2-+) 47...Re5 (47...cd2 48.h4 Re1 49.Kh2 Bg1 50.Kh3 Rd1 51.Nd8 A) 51...Rb1 52.Ne6 fe6 53.d8Q Kf7 54.Qf6 (54.Qd2?! Bc5+-) 54...Ke8 55.Qe6 Kd8 56.Qf6 Kc7 57.Qd6 Kb7 58.Qd2+-; B) 51...Bb6-+) 48.Nd8+- cd2 49.h4 (better 49.Ne6! Re6 50.d8Q Kg7 51.Qd2+-) 49...Re1 (49...Bb6 50.Rd2 Bd8 51.Kh2-/+) 50.Kh2=+ Rd1?? (50...Be7 51.Rd2 Bd8=+ (worse 51...Rb1 52.Nc6 Bh4 53.d8Q Bd8 54.Rd8 Kg7 55.Ra8+=)) 51.Bc2?? (51.Ne6 Ke7 52.d8Q Ke6 53.Bc2 Bd6 54.g3+-) 51...Rh1 (better 51...Bd6 52.g3 Bg3 53.Kg2 Bh4 54.Bd1 Bd8-+) 52.Kh1+/- Ke7 53.Nb7 Bb6 54.d8Q Bd8 55.Nd8 Kd8 56.Kg1 Kd7 57.Kf2 Kd6 58.Ke2 Ke5 59.g3 f5 60.Kd2 f4? (better 60...Kd4!?+/-) 61.g4+- Kd4 (61...f3 62.Ke3 f2 63.Kf2+-) 62.Ba4 (better 62.Ke2+-) 62...a5 63.Bc6 (63.Ke2 Kc3 64.Be8+-) 63...Kc5? (better 63...h6+/-) 64.Be8+- Kd4 65.Bg6?? (65.g5 f3 66.Bg6+-) 65...hg6-+ 66.h5 gh5 67.gh5 Ke5 68.Ke2 a4 69.Kf3 b3 70.h6 Kf6 71.ab3 a3 72.Kf4 a2 73.h7 Kg7 74.b4 Kh8 (74...a1Q 75.Ke4 Qe1 76.Kd3 Qb4 77.h8B Kh8 78.Ke2 Kg8 79.Kd1 Qb1 80.Ke2 Qa2 81.Kd3 Qa7 82.Kd2 Qf2 83.Kd1 Kf7 84.Kc1 Qf1 85.Kc2 Ke7 86.Kb2 Qd3 87.Kc1 Qc4 88.Kd2 Qf4 89.Kc3 Qg3 90.Kb4 Qg4 91.Kb3 Qe4 92.Kc3 Qe1 93.Kc4 Kd6 94.Kd3 Kc5 95.Kc2 Kc4 96.Kb2 Qd1 97.Ka2 Kc3 98.Ka3 Qb3) 75.b5 (75.Ke5 a1Q 76.Kd5-+) 75...a1Q 76.b6 (76.Ke4 Qa4 77.Kd5 Qb5 78.Kd4 Qa6 79.Kc5 Qf1 80.Kb6 Kh7 81.Kc7 Kg7 82.Kd8 Kf6 83.Kc7 Qc4 84.Kb6 Qd4 85.Kc6 Qf4 86.Kc5 Ke5 87.Kc6 Qa4 88.Kc5 Qd4 89.Kc6 Qc4 90.Kd7 Qc5 91.Ke8 Ke6 92.Kd8 Qc3 93.Ke8 Qc8) 76...Qb2 (76...Qa6 77.b7 Qb7 78.Ke5 Qf3 79.Kd6 Qg4 80.Kc6 Qb4 81.Kd7 Kh7 82.Kc7 Qd2 83.Kb6 Kg8 84.Kb5 Qe3 85.Kc6 Qg1 86.Kb5 Qg5 87.Kb6 Qc1 88.Kb5 Qb1 89.Kc5 Qe1 90.Kb6 Kg7 91.Kb5 Qf1 92.Ka4 Kf6 93.Kb4 Qe1 94.Kb5 Qe2 95.Kb6 Qe3 96.Kc6 Qd4 97.Kc7 Qb4 98.Kc6 Ke6 99.Kc7 Qb5 100.Kc8 Kd6 101.Kd8 Qd7) 77.Kf5 Qb6 (77...Qb6 78.Ke5 Qd8 79.Kf4 Qd2 80.Ke4 Kh7 81.Ke5 Qe1 82.Kd6 Qe8 83.Kc7 Kg7 84.Kb6 Qe3 85.Kb5 Qa7 86.Kc4 Kh8 87.Kd5 Qa5 88.Kc4 Qa4 89.Kc5 Kg8 90.Kb6 Qb3 91.Kc7 Qb2 92.Kc6 Qb4 93.Kd5 Kf8 94.Ke6 Qe1 95.Kd5 Qa5 96.Kc4 Kg7 97.Kd3 Qb5 98.Kd2 Qb6 99.Kd3 Qb4 100.Kc2 Qe1 101.Kb2 Kf6 102.Kc2 Qe4 103.Kc3 Qe3 104.Kb4 Qd4 105.Ka5 Ke5 106.Kb5 Kd6 107.Ka6 Qb4 108.Ka7 Kc6 109.Ka6 Qb6) 0-1. Shuvalov,Evgenij (2180) - Dwilewicz,Katarzyna (2110), Titled Tuesday intern op, 2021.

7.e4 0-0 8.Nf3 Re8 9.Bd3 Bc5 10.0-0 d6 11.c3 Bg4 12.Bc2 (12.Rb1!? Rb8 13.Re1=+) 12...Ne5-/+ 13.d4 (13.Re1 c6 14.d4 Bf3 15.gf3 cd5 16.dc5 Qf6-/+) 13...Nf3-+ 14.gf3 Bh3 15.Qd2 (15.f4 Bf1 16.Qf1 c6-+) 15...Bf1 16.Rf1 Bb6 17.Kh1 c6 18.Ne3 (18.Nb6 ab6 19.Qf4 b5-+ (19...Ra2?! 20.Bb3 Ra3 21.Bf7 Kh8 22.Be8 Qe8 23.Qd6 Rc3 24.Kg2=)) 18...g6 (18...Qf6 19.Kg2-+) 19.Rg1 Qf6 20.Rg3 Bd8 21.Ng4 Qh4 (21...Qe7 22.Qh6 Qf8 23.Bb3-+) 22.f4 White intends e5 (22.Qf4 Bg5 23.Qd6 Re6-/+) 22...h5 (better 22...Rb8!?-+) 23.Nh6=+ Kf8 24.e5 de5 25.fe5 Re6 26.Bb3 Qe4?? (26...Re7+=) 27.Kg1?? (better 27.f3 Qh4 28.Nf7+- (28.Be6?! fe6 29.Rg6 Ke8+-)) 27...Qb1 (27...h4 28.Rg4 Qb1 29.Kg2 h3 30.Kh3 Qf1 31.Rg2 Re7+/-) 28.Kg2+/- h4 29.Rf3 Qe4?? (29...h3 30.Rh3 g5 31.Nf7 Kf7 32.Rf3 Ke8 33.Be6 Qh7+-) 30.Be6 Ke7 (30...f6+-) 31.d5 (31.Bh3 f5 32.Nf5 gf5 33.Qg5 Kf7 34.Qh5 Ke7 35.Qh7 Ke8 36.Bf5 Qf3 37.Kf3 Be7 38.Qg8 Bf8 39.d5 Rc8 40.d6 Rc7 41.dc7 b5 42.c8Q Ke7 43.Qgf8) 31...fe6+/- 32.de6 h3 33.Kg3 Qe5 34.Kh3 Qe6 35.Kg2 (35.Ng4 Qg8+/-) 35...Qd5 36.Qe2 (36.Qd5 cd5 37.Rf7 Ke6+=) 36...Kd7= 37.c4 Qg5 38.Rg3 Qh6 39.Rd3 Kc7 40.Qe5 Kc8 41.Qe6 Kc7 42.Rd7 (42.Qd7 Kb6 43.Rb3 Kc5 44.Qb7 Qg5 45.Rg3=) 42...Kb6= 43.c5 Kc5 44.Qe5 Kb6 45.Qb2 Kc5?? (better 45...Ka5 46.Qa3 Kb5 47.Qb2 Ka4 48.Qb3 Ka5 49.Qa3 Kb5 50.Qb2 Ka5 51.Qa3=) 46.Qc3 Kb5 47.a4 Ka6 48.Qc4 Ka5 49.Qc5 (better 49.Rd5 Kb6 50.Qd4 Kc7 51.Rd7 Kc8 52.Rd8 Kc7 53.Rd7 Kc8 54.Qg4+-) 49...Ka4?? (better 49...b5 50.Qc3 Kb6 51.a5 Ka6 52.Qc6 Ka5 53.Qa8 Qg5 54.Kf1 Bb6=) 50.Rd4 Kb3 51.Qc4 (51.Rb4 Ka2 52.Qc2 Ka3 53.Ra4) 51...Kb2 52.Qb4 (52.Qb4 Ka2 53.Qa4 Kb2 54.Rb4 Kc1 55.Rc4 Kd2 56.Qc2 Ke1 57.Re4 Qe3 58.Re3; 52.Qe2 Ka3 53.Qd3 Kb2 54.Rb4 Ka2 55.Qc2 Ka3 56.Ra4) 1-0. Shuvalov,E (2180) - Arabidze,M (2435), Titled Tuesday 6th Apr, 2021.

7.Nf3 0-0 8.c3 Ba5 9.Rb1 Ne7 10.Qa4 Nd5 11.Qa5 c6 12.Qd8 Rd8 13.g3 d6 14.Bg2 Be6 15.Rb7 Rdb8 16.Rb8 Rb8 17.e4 Nf6 18.e5 de5 19.Ne5 Bd5 20.0-0 Rb2 21.d4 Ra2 22.c4 Bg2 23.Kg2 Rc2 24.Ra1 g6 25.c5 Ne4 26.Nc6 Rf2 27.Kg1 Rd2 28.Ra7 Ng5 29.Ne5 f6 30.Ng4 Nf3 31.Kf1 f5 32.Ne5 Nd4 33.c6 Rc2?? 34.c7 1–0. marre (1975) – sufferd, GameColony.com, 2003.

7.Nf3 Ba5 8.c3 d6 9.e3 0-0 10.Be2 Ne5=+ 11.0-0 c6 12.Nf4 Bc7 13.Rb1 Nf3=+ 14.Bf3 d5 15.Bg4 Bf4 16.ef4 f5 17.Bh5 Qh4 18.g3 Qh3 19.Re1 b6 20.Qe2 Bb7 21.Qe6+= Kh8 22.Bf3 Rab8 23.d4 h5?? 24.Bg2+- (24.Bg2 Rf6 25.Qe5 Qg2 26.Kg2+-) 1–0. Hirtreiter,Michael – Schroeter, BdF, 1987.

7.Nf3 Bc5 8.d4 Bb6 9.e3 0-0 (9...Ba5 10.c3=) 10.Bd3 d6 11.0-0 Be6 12.Nf4 (12.c4 Ne7 13.Nb6 ab6+=) 12...Nb4= 13.Be2 Nd5 (13...Ba2? 14.Qd2+-) 14.Nd5 Bd5 15.c4 Be6 16.Qc2 Bg4 17.Rfd1 Qf6 18.Qe4 Bf3 19.Bf3 Rab8 20.Rac1 Rfe8 21.Qc2 c5 22.d5 Bc7 23.a4 (23.Rb1 Ba5+=) 23...Ba5= 24.Be4 h6 25.Bd3 Bb4 26.Rb1 Qe5 27.Qe2 Qg5 28.Qf3 a6 29.Qh3 Re7 30.Qf5 Qf5 31.Bf5 Re5 32.Bd3 Kf8 33.Kf1 b5? (33...Rbe8 34.Ke2=) 34.ab5 (34.cb5!? Rd5 35.ba6+/-) 34...ab5+= 35.Ra1 (35.cb5 Rd5 36.Bc4 Rd1 37.Rd1 Ke7+=) 35...Rb7 (35...Bc3 36.Ra6 bc4 37.Bc4=) 36.Rdc1 (36.cb5 Rd5 37.Bc4 Rd1 38.Rd1 Ke7+=) 36...Bd2 37.Rc2 bc4 38.Bc4 (worse is 38.Rd2 cd3 39.Rd3 Ke7+=) 38...Bb4 39.Ra6 Ke7 40.Ke2 Rd7 41.Bb5 Rd8 42.Bc4 Kf6 (42...Rd7!?=) 43.f3 Re7 44.e4 Ke5 45.Kd3 (45.Ke3 g5+=) 45...Rb7 (45...f5!?=) 46.Rca2 Rdd7 47.Bb3 Rd8 48.Ra7 (48.g3 g5+=) 48...Rdb8+= 49.Rb7 Rb7 50.Bc4 Rb6 51.Ra7 Kf6 52.Rd7 Kg6 53.f4 f6 54.Bb3 Ra6 55.Kc4 Rb6 (55...Bd2!? 56.f5 Kh7+=) 56.Bc2+/- f5 57.ef5 (better is 57.e5!? Bd2 58.Rd6 Rd6 59.ed6+-) 57...Kf6+= 58.h4 (58.g3 Ba3+=) 58...Be1 59.h5 (59.g4 Bh4 60.Kd3 Bf2=) 59...Bg3+= 60.Ba4?? (60.Kd3 Bf4 61.Ra7 Kf5 62.Rf7 Kg5 63.Rg7 Kf6+= (63...Kh5?? 64.Bd1 Kh4 65.Rg4 Kh5 66.Ke4+-)) 60...Bf4?? (better is 60...Rb4 61.Kc3 Ra4 62.Rd6 Kf5-+) 61.g4?? Rb4-+ 62.Kd3 Ra4 63.Kc3 Be5 64.Kb3 Rg4 0–1. Klisz,Karolina – Pluta,Natalia, DW Poland, 2012.

7.Nf3 Bd6 8.e4 0-0 9.d4 Re8 10.e5 (10.Bd3!?=) 10...f6-/+ 11.Bc4 Kh8 12.0-0 fe5 13.Re1 b6 14.de5 Ne5 15.Ne5 Be5 16.Rc1 c6 17.Ne3 (17.Bd3 g6 (17...cd5?! 18.Qh5 h6 19.Re5 Re5 20.Qe5+=) 18.Qf3 Bb7-/+ (18...cd5?! 19.Qd5 Bb7 20.Qb7=)) 17...d5-+ 18.Bd3 Qg5 19.Qf3 Qf4?? (19...Bc3!? 20.Re2 Be6-+) 20.Qh5?? (20.Qf4 Bf4 21.Nd5+-) 20...g6!-/+ 21.Bg6 Re7 22.Bd3+= Bc3?? 23.Rf1?? Bd2 24.g3 Qf7 25.Qf7 Rf7 26.Rcd1 Bc3 27.Kg2 Bd7 28.Be2 Re7 29.Bg4 Bg4-/+ 30.Ng4 Rae8 31.Rd3+= Bb4 32.Ne3 Bc5 33.Nf5 Re2-/+ 34.Rc3 Rf8 35.g4+= h5 36.h3 Rg8 37.Kf3 Re5 38.Kg3?? Rf5-+ 39.f3 hg4 40.hg4 Re5 41.f4 Re6 42.f5 Rf6 43.Kh4 Rh6 44.Kg3 Bd6 45.Kf2 Rg4 46.Kf3 Rf4 47.Ke2 Rf1 48.Kf1 Bc5 49.Rg3 Rf6 50.Rf3 Kg7 51.Ke2 Kh6 52.Rh3 Kg5 53.Rh7 b5 54.Kd3 Kf5 55.Kc3 Ke4 56.a3 Rf3 57.Kd2 Rf2 58.Kc3 Rf3 59.Kd2 Ra3 0–1. Klisz,Karolina – Wojcik,Jagoda, DW Poland, 2012.

7.Rb1 Ba5

8.e3 0-0 9.Bd3 Qg5 10.Nf4 Re8 11.Nfh3 Qh6 12.Rb5=+ Re5 13.Qb1 d6 ½–½. Nilsson,Nils Roland – Silvander,Mats, corr SSKK 1–430, 1989.

8.e3 0-0 9.Qh5 d6 10.f4 Be6 11.Nf3 Bd5 12.Qd5+= Bb6 13.Bd3 h6 14.Qe4+/- g6 15.f5 Qf6 16.fg6 fg6 17.Qg6 Qg6 18.Bg6 Ne7 19.Bd3 Rf6 20.c3 Raf8 21.Rb4 Kf7 22.0-0 Ke8 23.a4 Kd8 24.a5! Ba5 25.Rb7 Bb6 26.Rb8 Kd7 27.Ne5! de5 28.Rf8 Rd6 29.Bf5 Nf5 30.R8f5 Rd2 31.Re5 Kd6 32.Re4 Kd5 33.Rff4 a5 34.Kf1 Kc6 35.Re6 Rd6 36.Rd6 cd6 37.Ke2 Kb5 38.Kd3 1–0. pierre – one0one, internet, 2007.

7.Nb4 Nb4

8.a3 Nc6 9.e3 0-0 10.Nf3 d5 11.Be2 d4 12.0-0 Bf5 13.Rb1 de3 14.fe3 b6 (14...Rb8=) 15.d3 (better is 15.Bb5!? Ne7 16.d4+=) 15...Qe7+= 16.e4 Bg6 17.Qc1 f5 18.ef5 Bf5 (18...Qe2? 19.Re1 (19.fg6?! Ne5+/-) 19...Qe1 20.Qe1 Bf5 21.Rb5+-; 18...Rf5?! 19.Qd2+=) 19.Re1 (19.Qb2 Rae8+= (worse is 19...Qe2 20.Rfe1 Bd3 21.Re2 Be2 22.Qb3 Kh8 23.Ng5+/-)) 19...Rae8 (19...Qc5 20.Kh1-/+) 20.Rb5 (20.d4!? Qd6 21.Qb2+=) 20...Bg4 21.Bf1 (21.d4 Kh8 22.Bc4 Qd6 23.Re8 Re8+=) 21...Qf6 (better is 21...Qd7!? 22.Ne5 Qf5-+) 22.Re8-/+ Re8 23.Qg5 Bf3 24.Qf6 gf6 25.gf3 Nd4 26.Rb2 Nf3 27.Kg2 Nd2 28.Kf2 Nf1 29.Kf1 Re5 30.Kf2 Kf7 31.Rb4 Rc5 32.Rb2 Ke6 33.Ke3 (33.c4 Rh5 34.Re2 Kd7-/+) 33...Re5 34.Kf2 Kf5 35.Rb4 (35.d4 Re4 36.Rb5 Kf4-/+) 35...Rc5 36.Rb2 Kg4 37.Kg2 a5 (37...Rc3 38.Ra2-+) 38.a4? (38.c4 Rh5-/+) 38...Rg5 (38...Kf4 39.Kf2-+) 39.Rb1 (39.Rb3 Kf4 40.Kf2 Rh5-+) 39...Kf4 40.Kf2 (40.Kh1 Ke3 41.Rf1 f5-+) 40...Rf5 (40...Rc5 41.Rb2-+) 41.c4 (41.h3-+) 41...Rh5 42.Rh1? (42.Kg2 Ke3 43.Rb3 Rg5 44.Kf1 Rg4-+) 42...Ke5 (better is 42...Rh3!? 43.Ke2 Ke5 44.Kf2-+) 43.h4 (43.Kg3 Kd4 44.Rd1 Rc5-+) 43...Kd4 44.Rh3 Kc3 45.Ke3 Kb4 46.Kd2 Rf5 47.Rh2 Rf1 48.Rg2 Ra1 49.Rg7 Ra4 50.Rh7 Ra2 51.Ke3 Rh2 52.Rc7 a4 53.Rb7 a3 54.Rb6 Kc3 55.Rf6 a2 56.Ra6= Kb2 57.Rb6 Kc1 58.Ra6 Kb1 59.Kd4?? a1Q?? 60.Ra1= Ka1 61.c5 Kb2 62.Kc4 Kc2 63.d4 Rh4 ½–½. Tagirov,Kajum K (1865) – Serkov,Nikolay, Championship Respublik Bashkortostan, 2010.

8.a3 Nc6 9.Nf3 Qe7 10.e3 0-0 11.Bd3 d5 12.c3 Rd8 13.0-0 Bg4 14.Be2 Rab8 15.Qa4 Bf3 16.Bf3 b5 17.Qc2 ½–½. Bartle,Georg – Falkenstein,Reinhard, Waldshut, 2002.

8.Rb1 Nc6 9.e3 b6 10.Nf3 Bb7 11.Be2 Qf6 12.d4 0-0 13.0-0 Rfe8 14.c4 d6 15.c5 dc5 16.dc5 Rad8 17.Qc2 Ne5 18.Ne5 Re5 19.cb6 cb6 20.Bg4? Be4-+ 21.Qe2 Bb1 22.Rb1 Qg6 23.Rd1 Red5 24.Rd5 Rd5 25.h3 Qd3 26.Qf3 Qb1 27.Kh2 Qa2 28.Qe4 Rd8 29.Qf5 Qd5 30.Qc2 Qd6 31.Kg1 a5 32.Qa4 g6 33.Bf3 Rc8 34.Be2 Qc6 35.Bb5 Qc2 36.Qg4 Qb1 37.Kh2 Qf5 38.Qe2 Rc2 39.Qd1 Rf2 40.Qd8 Kg7 41.Qb6 Qe5 42.Kg1 Rb2 43.Qa5 Qe3 44.Kh1 Rb1 45.Kh2 Qf4 46.g3 Qf2 0–1. Dessing,Bastiaan – Laarhoven,Thijs, Hengelo op U12, 2001.

8.Rb1 Nc6 9.e3 d5 10.Bb5 Qf6 11.c3 a6 12.Bd3 b6 13.Nf3 Bf5 14.Bf5 Qf5 15.0-0 0-0 16.Ne1 Rfe8 17.d4 Na5 18.Nd3 Nc4 19.a4 Reb8 20.Nb4 Qe6 21.Re1 b5 22.ab5 ab5 23.Re2 c6 24.Nd3 Ra3 25.Nc5 Qc8 26.Qe1 Rba8 27.e4 Ra2 28.Ra2+= Ra2 29.ed5 cd5 30.Rb5+/- Na3 31.Rb3 Nc2 32.Qf1 Ra1 33.Rb1 Rb1 34.Qb1 Qe8 35.Kf1 Na3+/- 36.Qd3 h6 37.Nb3 Qb5 38.Qb5 Nb5 39.Ke2 Nc3 40.Ke3 g5 41.f3 Kf8 42.h3 Ke7 43.f4 f6 44.Kf3 Kf7 45.Kg4 Kg6 46.f5 Kg7 47.Nc5 Nd1 48.Ne6 Kh7? 49.Kh5 Ne3= 50.Nc7 Nf5=+ 51.Nd5 Kg7 52.Nf6? Kf6-+ 53.d5 Kg7 54.d6 Nd6 55.h4 gh4 56.Kh4 Kg6 57.Kg4 h5 58.Kf4 Nc4 59.g4 h4 60.g5 Nd6 61.Kf3 Kg5 62.Kg2 Kg4 63.Kh2 h3 64.Kh1 Kg3 65.Kg1 Ne4 66.Kh1 Nf2 (66...Nf2 67.Kg1 h2 68.Kf1 h1Q 69.Ke2 Qd1 70.Ke3 Qd3#) 0–1. Bartle,Georg – Hirschberg,Valerian, Baden–ch HT1, 2004.

8.Rb1 Nc6 9.e3 d5 10.Nf3 0-0 11.h3 Re8 12.d4 Bf5 13.Bd3 Bd3 14.Qd3 Na5 15.0-0 b6 16.Ne5 a6 17.c4 (17.Rfe1=) 17...Re5 (better 17...f6 18.Nf3 Nc4-/+) 18.de5+= Nc4 19.Rfd1 c6 20.e4 Ne5 21.Qd4 f6? (21...Nc4 22.ed5 cd5 23.Qd5 Qd5 24.Rd5+/-) 22.ed5 (better 22.Rb6!? Kh8 23.f4+- (23.ed5? c5 24.Qc5 Nd7-+)) 22...c5+/- 23.Qe4 Qd6 24.h4 (24.f4!? Nf7 25.Qa4+/-) 24...b5+= 25.f4 Nc4 (25...Ng6 26.g3 Nf8 27.h5=) 26.a4+= Na3 (26...ba4 27.Qc2 Double attack (27.Qc4 Deflection; 27.Qc2 Decoy)) 27.Rbc1 Rd8? (better 27...c4!?+=) 28.Qe6+- Kf8 29.f5?? (better 29.Qd6 Rd6 30.ab5 Nb5 31.Rc5+-) 29...c4= 30.ab5 ab5 31.Ra1 b4 32.Qe4 (32.Qd6 Rd6 33.g4 Ke7=) 32...c3=+ 33.Qd4? (better 33.Rd3=+) 33...Nc2-+ 34.Qa7? (34.Qc4 Ne3 35.Qa2 Nd1 36.Rd1 Qb6 37.Kf1-+) 34...Na1 35.Ra1 Qd5 36.Qb7 (36.Qf2-+) 36…Qb7 (36...Qb7 37.g3 Rd2 38.Ra8 Qa8 39.Kf1 Qa1) 0-1. cipiripi (2370) - Donner (2265), Rated Blitz game, lichess.org, 2015.

8.Rb1 Qe7 9.Rb3 0-0 (9...Na2?? 10.Re3 Qe3 11.de3+-) 10.Qb1 Nc6 11.Nf3 d5 12.h3 b6 13.Qa1 Bb7 14.e3 Rad8 15.a3 Na5 16.Rb1 c5 17.Be2 (17.Qe5 Qe5 18.Ne5 d4+=) 17...Nc6 (17...d4!?-/+) 18.0-0+= f6 19.Rfe1 Qd6 20.Qa2 Kh8 21.c3 d4 22.cd4 cd4 23.Rb3 Ne5 24.Ne5 (24.ed4!? Nf3 25.Bf3 Bf3 26.Rf3 Qd4 27.Re7=) 24...fe5-/+ 25.ed4 (25.Qb1 Qh6-/+) 25...Bd5 26.de5 Qe6 27.Bd1+= Bb3 28.Bb3= Qf5 29.Re2 Qd3 30.Bc4 Qd4 31.d3 Rde8 32.e6 Re7 33.a4 Rf5 34.Qa3 Rc5 35.Re4 Qf6 36.g3 g5 37.Qc1 Rf5 38.Qe1 h5 39.d4+- h4 40.g4?? Rf3+/- 41.Kg2 Ra3 42.Bb5?? Qf3+= 43.Kg1 Qh3 44.d5 Qf3 45.Rd4 h3 46.Bf1?? h2! 47.Kh2 Rh7 (47...Rh7 48.Bh3 Rh3 49.Kg1 Rh1) 0–1. Palfray,Jacques – Aouizerate,Robert (1890), Massy, 2009.

8.c3 Nc6 9.d4 d5 10.Nf3 Bg4 11.e3 0-0 12.Be2 Na5 13.0-0 c5 14.a4 (14.dc5!? Re8 15.Qa4+=) 14...Rc8 15.Qb1 b6 16.h3 Bh5 17.g4 Bg6 18.Qd1 cd4 19.cd4 (19.Qd4? Nb3 20.Qb4 Na1 21.Ra1 Be4-+) 19...Bc2 20.Qe1 f6 21.Bd1 Qd7 22.Bc2 Rc2 23.Nh4 (23.Qb1 Rfc8-/+) 23...Rfc8 (better 23...Nb3 24.Rd1 Qa4-+) 24.Qd1? (better 24.Qb1-/+) 24...Nb3-+ 25.Ra3 Nd2 26.Re1 Ne4 27.f3 (27.f4-+) 27...Qd6 28.Nf5 Qh2 (28...Qh2 29.Kf1 Rf2) 0-1. Master1Day (2220) - Biloute20 (2305), Rated Blitz game, lichess.org, 2016.

8.c3 Nc6 9.e3 0-0 10.d4 d5 11.Bd3 f5 12.Nh3 Qf6 13.Qf3 Ne7 14.Nf4 c6 15.Qg3 Be6 16.a4 Rfc8 17.h4 (17.0-0 c5+=) 17...c5= 18.Qg5 Qf7 19.0-0 Ng6?? (better is 19...c4 20.Be2 Nc6+=) 20.Ne6+- (20.Ne6 Qe6 21.Bf5+- (21.Qf5?! Qf5 22.Bf5 Rc6+-)) 1–0. Degterev,Pavel (1685) – Polatel,Levent, CFriend SL–2005–0-00033 email, 2005.

8.c3 Nc6 9.Nf3 0-0 10.e3 d6 11.d4 Qf6 12.h3 Bf5 13.Bd3 Ne7 14.Qc2 Bd3 15.Qd3 Rfe8 16.0-0 Qg6 17.Qc4 Rec8 18.Rfe1 c5 19.Qb3 b6 20.a4 Nc6 21.Qd5 Qf6 22.Rab1 Na5 23.Rec1 Rab8 24.e4 Rc7 25.e5 de5 26.Ne5 Rbc8 27.Re1 h6 28.Qa2 cd4-/+ 29.cd4 Rc2 30.Qd5 Qf2 31.Kh1 R8c3 32.Qa8? Kh7-+ 33.Qe4? f5 34.Ng4 fe4 35.Nf2 Rf2 36.Re4 Rd2 37.Re7 Nc6 38.Rd7 Rd4 39.Rd4 Nd4 40.Rd1 Rc4 41.Ra1 a5 42.Ra3 Ne6 43.Rb3 Rb4 44.Rc3 Ra4 45.Rc6 Nf4 46.Rb6 Ra1 47.Kh2 Ra2 48.Kg3 Ng2 49.Rd6 a4 50.Rd4 a3 51.Rd7 Rb2 (51...Rb2 52.Ra7 a2-+) 0–1. Dessing,Bastiaan – Laarhoven,Thijs, NED–ch U14 Schagen, 2003.

8.c3 Nc6 9.Nf3 b6 10.d4 Qe7 11.Qc2 Bb7 12.e3 0-0 13.Bd3+= h6 14.0-0 d6 15.e4 Rfe8 16.Rfe1 Rad8 17.g3 Qd7 18.Nh4 Ne7 19.f4 c5 20.f5 Nc6 21.Qf2 cd4 22.cd4 Nb4 23.Bb1 Rc8 24.f6 Qa4 25.fg7 Nc2 26.Bc2 Rc2 27.Qf6 Re4 28.Nf3?? Re1-+ 29.Re1 Bf3 30.Qf3 Qd4 31.Kh1 Kg7 32.Re4?? Qa1 (32...Qa1 33.Re1 Qe1 34.Qf1 Qf1#) 0–1. Dessing,Bastiaan – Laarhoven,Thijs, Hengelo U14 op, 2003.

8.e3 d6 9.Rb1 Nc6 10.Nf3 0-0 11.d4 b6 12.Bd3 a5 13.c3 Ba6 (13...Bg4 14.0-0+=) 14.Ba6 Ra6 15.Qd3 (15.0-0 Re8+=) 15...Ra8 16.0-0 Ne7 (16...Re8 17.Qb5 Ne7 18.Rfe1+=) 17.Ng5 (17.c4 Ng6+=) 17...Ng6 18.f4 (18.Qf5 Qc8 19.Qf3 Qd7=) 18...h6 (18...Re8 19.d5=) 19.Nh3 Re8 (19...f5 20.Rfe1=) 20.f5+= Nf8 21.Rf3 (21.f6 g6+=) 21...Qe7 (21...Nd7 22.e4=) 22.f6+= Qe4 23.Qe4 Re4 24.fg7 Kg7 (24...Ng6 25.Nf2 Re7 26.e4+=) 25.Rbf1+- Re7 26.Nf4 c6 27.Nh5 Kg8 28.Nf6 Kg7 29.Rg3 Ng6 30.h4 Re6 31.Nd7 Ra7 32.Nb6 h5 33.d5 (33.Rf5 Rb7 34.Nc4 Rb1 35.Kh2 a4 36.Rh5 d5+-) 33...cd5 34.Nd5 Re4 (34...Rb7 35.Nf4 Re5 36.c4+-) 35.Nf4 Kh6 36.Rg5 (36.Ng6 fg6 37.Rf6 Rg7 38.Rd6 Ra4+-) 36...Re3 (36...Re5!?+-) 37.Rh5 Kg7 38.Rg5 (38.Nd5 Re2 39.Rf2 Rf2 40.Kf2+-) 38...Kh6 (better 38...Rc3!? 39.Ng6 fg6+-) 39.Ng6+- fg6 40.Rf6 Rg7 (40...Kh7 41.Rfg6 Rd7 42.h5+-) 41.Ra5 Rc3 (41...d5 42.Rd5 Rc3 43.Ra6+-) 42.Rd6 Rc2 (42...Rc4 43.h5+-) 43.h5 (43.a4 Kh7+-) 43...Kh7 44.hg6 (44.a4 Ra2+-) 44...Kh6 (44...Rg6 45.Ra7 Rg7 46.Rg7 Kg7 47.a4+-) 45.Ra3 (45.Raa6 Rb7+-) 45...Kg5 (45...Rg6 46.Rg6 Kg6 47.Ra6 Kf5 48.a4+-) 46.Rg3 (46.Kh2 Kf4+-) 46...Kf5 (46...Kf4 47.Rf3 Ke5 48.Ra6+-) 47.Rf3 (47.a4 Ra2 48.Ra6 Ke4+-) 47...Ke5 48.Ra6 Rb7 (48...Rd7 49.Rb3+-) 49.Ra5 (49.Kh2 Ke4+-) 49...Ke6 50.Rg5 (50.Kh2 Rd2+-) 50...Rg7 51.a4 Rc4 (51...Ke7 52.a5+-) 52.a5 Ra4 (52...Rc2 53.Kh2+-) 53.Kh2 (53.Rb5 Ra7 54.Rg3 Ra8+-) 53...Rh4 54.Kg3 Ra4 (54...Re4 55.Rf4 Re2 56.Ra4+-) 55.Rf4 Ra2 56.Kh4 Ra1 (56...Rb2 57.Kh5+-) 57.Kh5 (57.Kh5 Rh1 58.Rh4+-) 1–0. De Kruif,K (2035) – Westerkamp,B (2070), Guernsey Open, Guernsey GCI, 2008.

8.Nf3 0-0 9.e3 a6 10.Rb1 Nc6 (10...Na2? 11.Bc4+-) 11.Bd3 h6 12.0-0 b5 13.c3 Re8 (13...Rb8 14.Qc2+=) 14.a4 ba4 15.Qa4 Ne5 (15...a5!?+=) 16.Ne5+/- Re5 17.f4 Re8 18.Rf3 d6 19.Rg3 Bd7 20.Qd4 f6 21.Be4 Rb8?? (better is 21...Rc8+-) 22.Rb8 Qb8 (22...Qe7 23.Qc4 Kf8 24.Qc7 g5+-) 23.Qf6 g5 (23...Qb1 24.Bb1 g5 25.fg5 h5 26.Qg6 Kf8 27.Qh6 Kf7 28.Qh7 Ke6 29.Qf5 Ke7 30.Qf6) 24.Qg6 Kf8 25.Qh6 Kf7 26.Qg6 Kf8 (26...Ke7 27.Qg5 Kf7 28.Qg7 Ke6 29.Rg6) 27.Qf6 Kg8 28.Rg5 1–0. Janek – terfig, internet, 2017.

8.Nf3 0-0 9.e3 d5 10.c3 Nc6 11.Rb1 f6 (11...Rb8 12.d4=) 12.d4+= b6 13.Bd3 Na5 14.Qc2 f5 15.0-0 Be6 16.Ne5 c5 17.Ba6 f4 (17...Qc7 18.Qe2=) 18.ef4 (18.Bd3 g6+/-) 18...Rf4 19.Bd3 Rh4 20.dc5 bc5 21.f4 Qd6 (21...Qc7 22.Rfe1 Rh6 23.Qf2+=) 22.Qf2+/- Rh6 23.Rb5 c4 24.Bh7 Rh7 25.Ra5 Rd8 (25...Qc7!? 26.Rb5 Rb8+-) 26.Qa7 d4? (26...Re8+-) 27.Ra6 Qd5 28.Qe7 (28.Qe7 Bf5 29.Nc6+-) 1–0. pierred (2795) – wvmaniac (2550), net–chess.com, 2016.

8.Nf3 d6 9.e3 Bf5 10.d3 Qf6 11.Nd4 c5 12.Nf5 Qa1 (12...Qf5!? 13.c3 Nd5=) 13.Qa1+/- Nc2 14.Kd2 Na1 15.Be2 0-0 (15...Kd7!?+/-) 16.Nd6+- Rad8 17.Nb7 Rb8 18.Bf3 (18.Ra1 Rb7 19.Rc1 Rb2 20.Rc2 Rfb8+=; worse is 18.Nc5 Rb2 19.Kc3 Rc2 20.Kd4 Re2 21.Ra1 Rf2-+) 18...Rb7 19.Bb7 Rb8 20.Rb1 (20.Ra1?! Rb7 21.Rc1 Rb2 22.Rc2 Rc2 23.Kc2 Kf8+-) 20...Kf8 21.Kc1 (21.Ra1?! Rb7 22.Rc1 Rb5+-) 21...Ke7 22.Bd5 (22.Ra1?! Rb7 23.Rb1 Rc7+/-) 22...Rd8 23.e4 (23.Ra1?! Rd5 24.Kc2 Rf5+/-) 23...f5 24.Ra1 1–0. De Kruif,K (1955) – Kirk,Matthew, Guernsey GCI, 2012.

8.e3 0-0

9.a3 Nc6 10.Nf3 d5 11.d4 Be6 (11...a6 12.Bd3=) 12.Bd3 Rb8 13.0-0 h6 (13...Qf6 14.Ne1=) 14.h3 f5 (14...Re8 15.Bb5=) 15.c3 Qd6 16.Qc2 Na5 (16...a6 17.Rfe1+=) 17.Nh4 Qd7 18.Ng6 Rf6 19.Ne5 Qd6 20.f4 (20.Qa4 b6+=) 20...c5= 21.Qd1 (21.Qa4 b6=) 21...b6 (21...b5 22.a4 b4 23.cb4 Rb4 24.dc5 Qc5 25.Qf3=) 22.Rf3 (22.Qa4 c4 23.Bc2 Qc7=) 22...Kh7 (22...c4 23.Bc2=) 23.Rg3 Rg8 (23...Nc6 24.Qa4 Bd7 25.Bb5=) 24.Qh5 (24.Qa4 Rc8=) 24...Nc6 (24...c4 25.Bc2=) 25.Bb5 (25.Rg6 Rgf8=) 25...Ne7 (25...Bd7 26.Ra2=) 26.a4 Qc7 27.Bd7?? (better is 27.Rd1=) 27...Rd8?? (better is 27...Bd7 28.a5 ba5 29.dc5 Rc8-+) 28.Bb5?? (better is 28.Be6 cd4 29.cd4+-) 28...Rff8 (28...Rg8 29.Rb1=) 29.Bd3 Rd6 30.Qd1 (30.Rb1 c4 31.Bc2 Rdd8=) 30...Rg8 (30...c4 31.Bc2=) 31.h4 (31.Bb5 Bc8=) 31...Nc6 (31...c4 32.Bc2=) 32.Bb5 Ne5 33.fe5 Rdd8 34.Bd3 (34.Qf3 Qe7=) 34...Kh8 (34...c4 35.Bc2=) 35.Ra2 (35.Qh5 cd4 36.cd4 Qc3=) 35...c4 36.Bc2 Qe7 37.Rh3 ½–½. Valente,Hector Manuel (1805) – Elman,Cristian (2130), Club Argentino de Ajedrez – Torneo Abie, 2013.

9.Rb1 Na2 10.Bc4+-.

9.Rb1 Nc6 10.Nf3 Qg5?? (10...Qe7 11.d4=) 11.Bd3 (11.Ng5 h6 12.Nh3 d6+-) 11...d6?? (better 11...Qa5=) 12.Bg6 (better 12.Ng5 h6 13.Qh5+-) 12…hg6 1-0. opperwezen (2605) - sexy_and_i_know_it (2540), Elite Crazyhouse Arena, lichess.org, 2018.

9.c3 Nc6 10.d4 d5 11.Nf3 Bg4 12.h3 Bf3 13.Qf3 Ne7 14.Be2 Ng6 15.Rb1 b6 16.0-0 c6 17.c4 Ne7 18.cd5 Nd5 19.Rfc1 Rc8 20.Bc4 Qd6 21.Rc2 Nb4 22.Rcb2 Nd5 23.Bb3 Nc3 24.Rc1 Nd5 25.Rbc2 Nb4 (25...Ne7 26.Bc4+=) 26.Rc3+/- a5 (26...Qd7 27.a3 Nd5 28.Bd5 cd5 29.Rc8 Rc8 30.Rc8 Qc8 31.Qd5 Qc1 32.Kh2 Qa3 33.Qa8 Qf8 34.Qa7 Qd6 35.Kg1+/-) 27.a3+- Nd5?? (better is 27...Na6+-) 28.Bd5 1–0. pcmvr – cristero (2490), net–chess.com, 2016.

9.c3 Nc6 10.Nf3 d5 11.Rb1 b6 (11...Rb8 12.Bd3=) 12.d4 Bf5 13.Bd3 Bd3 (13...Qf6 14.0-0=) 14.Qd3 Qf6 (14...Na5 15.Nd2=) 15.c4 Rad8 (15...Ne7 16.0-0+=) 16.0-0 Na5 (16...Rfe8 17.Rfc1+=) 17.cd5 Rd5 18.Qa6 Ra8 19.Rfc1 Qd8 20.e4 Rd7 (20...Rd6 21.Qb5+=) 21.Rc3 (21.Qb5 c6 22.Qf5 Qe7+=) 21...c5 (21...Qf6 22.a3+=) 22.dc5 Rd1 23.Rd1 Qd1 24.Qf1 Qf1 25.Kf1 Rc8 26.Rd3 bc5 27.Rd7 Nc6 28.Ke2 (28.Ke1 c4 29.a3 Kf8=) 28...f6 (28...c4 29.a3=) 29.Nd2 Kf8 (29...a6 30.Nc4+=) 30.Ke3 Re8 (30...a6 31.Nc4+=) 31.Rc7+/- Re6 32.f4 f5 (32...h6 33.f5 Rd6 34.a4+/-) 33.e5 g5 (33...Rg6 34.Nc4 Nb4 35.Kf3+/- (35.Ra7?! Rg2 36.Nd6 g6+=)) 34.a3 h6 (34...a5 35.Nc4+/-) 35.Nc4 a5 36.g3 g4? (better is 36...a4+-) 37.Nd6 Ne5 38.fe5 Re5 39.Kf4 (39.Kf4 Rd5 40.Nf5+-) 1–0. pierre (2015) – silvercrest, internet, 2015.

9.c3 Nc6 10.Nf3 d5 11.Bd3 Bg4 (11...Qf6 12.Qb3=) 12.Qb1 Bf3 13.gf3 (worse is 13.Bh7 Kh8 14.gf3 g6 15.Bg6 fg6 16.Qg6 Qh4+=) 13...Ne5 (13...Rb8!?=) 14.Bh7+/- Kh8 15.f4 Nf3 (15...Nc4 16.Bd3+/-) 16.Ke2 Nh4 (16...Qh4 17.Kf3 Qh5 18.Kg3 Qh7 19.Rg1+/- (19.Qb7?! Qg6 20.Kh4 Qh7 21.Kg4 Qg6 22.Kh3 Qh7 23.Kg2 Qg6 24.Kf3 Qh5 25.Kg3 Qg6 26.Kh4 Qh7 27.Kg4 Qg6 28.Kh4=)) 17.Bc2 Rb8 (17...b6 18.Rg1 g6 19.Qf1+/-) 18.Rg1 g6 (18...Qd6 19.Qb3 c6 20.Rg3+-) 19.Qb4+- Qf6 (19...f5 20.Qd4 Kg8 21.Rg3+-) 20.Rg5 c6? (better is 20...a5 21.Qa5 Rbe8+-) 21.Rag1 Kh7 (21...a5 22.Qa5 b6+-) 22.R1g4 Nf5 (22...Kg7 23.Rh4 Rfc8 24.Rhg4+-) 23.Bf5 Kg7 (23...b6+-) 24.Bg6! fg6 (24...fg6) 25.f5 Kh6 26.Rg6 1–0. marekt – Haroldlee123, ChessWorld.net, 2015.

9.d4 d6 10.c3 Nd5 11.c4 Nb6 12.Bd3 Qg5 13.Nf3 Qa5 14.Qd2 Qh5 15.0-0 Bg4 16.Be2 Rae8 (16...Qg6 17.c5 Nd5 18.Rfc1=) 17.Rfb1 (17.h3 Be6 18.Rac1 c5+=) 17...Re6= 18.Rb5 d5 (18...c5!? 19.dc5 dc5=) 19.cd5+= Rh6 20.Rc1 a6 21.Rbc5 (21.Rb3!?+-) 21...Nd5= 22.Kf1 b6 (22...Re8!?=) 23.Rc6+= Nf6 (23...Rc6!? 24.Rc6 Bf5+=) 24.Rc7+- Ne8 (24...Ne4 25.Qc2 Qf5 26.Bd1+-) 25.Ra7+- Bf3 26.Bf3 (26.gf3?! Nd6+=) 26...Qh2 27.Ra6 Nc7 28.Ra7 Nb5 29.Rb7 Nd6 30.Rbc7 (30.Rb6?! Nc4 31.Rc4 Rb6=) 30...Re8 31.Qb4 g5 32.Ke2 (32.Qb6?! g4 33.Bg4 Qh1 34.Ke2 Qg2+=) 32...Nf5?? (better 32...Rf6+-) 33.Rc8 (33.Rc8 Rhe6 34.Bd5 Qh5 35.Kd3+-) 1–0. Schmidt,Christoph (1855) – Keber,Ernst (1710), RSX – Spendenturnier, 2005.

9.Nf3 c5=.

9.Nf3 d5 10.c3 Nc6 11.d4 Bg4 12.Bd3 Qf6 13.h3 Bh5 14.Be2 Rfe8 15.0-0 Rad8 16.Rb1 b6 17.Nd2 Bg6 18.Rb2 Qe7 19.Bb5 Qd6 20.Qa4 Re6 21.Bc6 (21.c4 Na5=) 21...Qc6= 22.Qc6 (22.Qa7?? Ra8 (22...Qc3?! 23.Rb3 Qd2 24.Qc7-+) 23.Qa8 Qa8-+) 22...Rc6 23.Re1 (23.Rc1 Bd3=) 23...Bd3 (23...Rc3 24.Nb1 Bb1 25.Reb1-/+) 24.Nf3 (24.Rb3 Re8+=) 24...f6 (24...Rc3 25.Rb3 Rb3 26.ab3-/+) 25.Rd1 (25.Rc1!?+=) 25...Rc3-/+ 26.Nd2 Bg6 27.g3 Rd6 28.Ra1 Rdc6 29.h4 (29.a3 Kf7-/+) 29...Rc2-+ 30.Rc2 Rc2 (worse is 30...Bc2 31.Rc1-/+) 31.Nf3 Be4 32.Ne1 Rb2 33.Ng2 (33.Rc1 Rb1 34.Rb1 Bb1-+) 33...Kf7 (33...c5 34.a3-+) 34.a3 (34.Rc1 Rb1 35.Rb1 Bb1-+) 34...Rb1 (34...c5!? 35.Rc1 c4 36.Ne1-+) 35.Rb1 Bb1 36.Nf4 Ba2 37.Kf1 g5 38.hg5 fg5 39.Nh3 h6 40.Ke2 c5 41.dc5 bc5 42.Kd3 (42.g4 Bc4 43.Kd2 d4-+) 42...Ke6 (42...Bb1 43.Kc3-+) 43.f4 (43.g4 Bb1 44.Kd2 Be4-+) 43...Kf5 44.Nf2 Bb1 45.Kc3 g4 (45...h5 46.fg5 Kg5 47.Kd2-+) 46.Kb2? (better is 46.Nd1-+) 46...Be4 47.Kc3 h5 48.Kb3 (48.a4 h4! 49.gh4 g3-+) 48...Bg2 (48...h4 49.gh4 c4 50.Kc3-+) 49.Kc3 Bf1 (49...h4!? 50.gh4 c4 51.Ng4 Kg4 52.Kd4-+) 50.Kd2 c4 (better is 50...h4 51.gh4 g3-+) 51.Kc3?? (better is 51.Nd1-+) 51...h4! 52.Ng4 (52.gh4 g3 Passed pawn) 52...hg3 53.e4 (53.Ne5 Ke4 54.Ng4 g2 55.Nf6 Ke3 56.Nd5 Ke4 57.Nf6 Kf4 58.Nd5 Ke4-+) 53...de4 (better is 53...Kg4 54.ed5 g2 55.d6-+) 54.Ne3 Kf4 55.Nf1 g2 (55...g2 56.Nd2 g1Q 57.Nc4 Qc5-+) 0–1. Komandera,Pawel – Klepek,Witold (1705), Mistrzostwa Miedzywojewodzkie Juniorow Poland, 2012.

8.e3 d5

9.a3 Nc6 10.d4 0-0 11.Bd3 Re8 12.Ne2 Qg5 13.0-0 Bg4 14.Qd2 Be2 15.Be2 b6 16.c4 Na5 17.Qb4 dc4 ½–½. gioco1b4 (2525) – houghty (2450), ChessWorld.net server game, 2013.

9.a3 Nc6 10.d4 Qe7 11.Bb5 A) 11...Bd7 12.Qh5 (12.Ne2 0-0 13.Nf4 Qd6 14.0-0 Bf5=; 12.Nf3 0-0 13.Bd3 Rab8 14.c3 Bg4=; 12.Bc6 Bc6 13.Nf3 0-0 14.Qd3 a6=) 12...Qe4 13.Ne2 a6 14.Bd3 Qg2+=; B) 11...Qd6 12.Qh5 (12.Bd3 Qe7 13.Nf3 0-0 14.Qb1 Re8+=; 12.Qf3 a6 13.Bd3 0-0 14.Qg3 Qe7+=) 12...a6 13.Bd3 b5 14.Nf3 Ne7+=; C) 11...0-0 12.Nf3 (12.Ne2 Bg4 13.0-0 Rfe8 14.Qd2 Rab8=; 12.Bc6 bc6 13.Nf3 c5 14.0-0 Bg4=; 12.c3 Bf5 13.Ne2 Qd6 14.Ng3 Bg6=) 12...Bg4 13.0-0 Qe4 14.h3 Bf3=.

9.a3 Nc6 10.d4 Qe7 11.c4 A) 11...Be6 12.c5 (12.Qb3 Rd8 13.Ne2 dc4 14.Qb7 Bd5=) 12...Bf5 13.Nf3 Qe6 14.Bd3 Bd3+=; B) 11...Qd6 12.c5 (12.Nf3 0-0 13.Qc2 Bg4 14.Bd3 Bf3=; 12.Qf3 dc4 13.Bc4 Be6 14.Be6 Qe6+=; 12.Qc2 Rb8 13.Be2 dc4 14.Bc4 Be6=) 12...Qe6 13.Ne2 Ne7 14.Nf4 Qc6+=; C) 11...dc4 12.Bc4 0-0 13.Bd5 Bd7 14.Nf3 Qd6=.

9.a3 Nc6 10.d4 Qe7 11.Be2 A) 11...Bf5 12.Qd2 (12.Nf3 0-0 13.0-0 Rab8 14.c4 dc4=; 12.Qb1 Rb8 13.Nf3 0-0 14.0-0 Rfe8=; 12.Bb5 0-0 13.Nf3 a6 14.Bc6 bc6=) 12...Qe4 13.Bf3 Qe6 14.Rb1 Rb8=; B) 11...a6 12.Nf3 (12.Qd3 0-0 13.Nf3 Re8 14.0-0 b5=; 12.Bf3 Be6 13.Ne2 0-0 14.Qd3 Rfe8=; 12.Qd2 0-0 13.Nf3 Bf5 14.0-0 Rfe8=) 12...0-0 13.0-0 Re8 14.Qd3 b5=; C) 11...0-0 12.Nf3 (12.Bb5 Re8 13.Nf3 Bg4 14.0-0 Qf6=; 12.Ra2 Qg5 13.Bf1 Re8 14.Nf3 Qf6=; 12.Bf3 Be6 13.Ne2 Na5 14.Qb1 c6=) 12...Re8 13.0-0 Bf5 14.Rb1 Rab8=.

9.a3 Nc6 10.d4 Qe7 11.Nf3 Bg4 (11...0-0 12.Qd3 (12.Be2 Re8 13.0-0 Bf5 14.Rb1 Rab8=; 12.Bb5 Bg4 13.0-0 Qe4 14.h3 Bf3=; 12.Bd3 Re8 13.c3 Rb8 14.Qc2 h6=) 12...Re8 13.Be2 Qf6 14.Qb3 Rd8=; 11...Bf5 12.c4 (12.Bd3 Be4 13.0-0 0-0 14.Qe2 Rfe8=; 12.Be2 0-0 13.0-0 Rab8 14.Ra2 Rfe8=; 12.Bb5 0-0 13.0-0 Qf6 14.c4 dc4=) 12...Be4 13.cd5 Bd5 14.Bd3 0-0=) 12.Be2 (12.c3 Rb8 13.Bd3 Qf6 14.Rb1 0-0=; 12.Bb5 0-0 13.0-0 Qe4 14.h3 Bf3=; 12.Qb1 Rb8 13.Qb5 Bf3 14.gf3 Qd6=) 12...0-0-0 (12...0-0 13.0-0 Rfe8 14.Qd3 Rab8=) 13.0-0 (13.Qd3 Na5 14.Qc3 Nc4+=) 13...h5 (13...Rhe8 14.Qd3 Qe4+=) 14.Qd3 Rde8 (14...Qe4 15.Qc3+=; 14...g5+=) 15.h3 Bd7 16.Rab1 a6?? (better is 16...Qd6+/-) 17.Rb7!!+- 1–0. marekt – Haroldlee123, ChessWorld.net, 2016.

7.c4 0-0

8.Qb3 Bc5 9.e3 Ne7 10.Nf4 Bd6 11.Nd3 c6 12.Nf3 Bc7 13.Be2 d5 14.c5 Be6 15.Qc2 Nf5 16.g3 Qf6 17.Rb1 Rab8 18.Nf4 Bf4 19.gf4 Rfe8 20.Rg1 Ne7 21.Bd3 g6 22.h4 Bf5 23.h5 Bd3 24.Qd3 Nf5 25.Ng5 Re7 26.Ke2 Rbe8 27.Nh7? Kh7-+ 28.hg6 fg6 29.Rh1 Kg7 30.Rh3 Rh8 31.Rh8 Kh8 32.Rh1 Kg7 33.Qb3?? Nd4 (33...Nd4 34.Kf1 Nb3 35.ab3 Qa1 36.Kg2 Qb2-+) 0–1. Van Beek,Arnaud – Koehler,Steffen, Internet Section, 2004.

8.e3 d6 9.Nf3 Be6 10.Be2 Bd5 11.cd5 Ne5 12.0-0 Nf3 13.Bf3 Ba5 14.d4 Bb6 15.a4 a5 16.Qb3 Qd7 17.Rab1 f5 18.Rfd1 f4 19.h3 (19.e4!?+=) 19...fe3= 20.fe3 Rf3 21.gf3 Qh3 22.e4 Rf8 23.Rd3?? (23.Kf2 g5 24.Rd3 Qh2 25.Ke1 g4=+) 23...Rf6 (better 23...Bd4 24.Rd4 Qg3 25.Kf1 Rf3 26.Qf3 Qf3 27.Kg1 Qe3 28.Kg2 Qd4 29.Rb7 Qe4 30.Kf2 Qa4 31.Rc7 Qd4 32.Ke1 Qd5-+) 24.Rb2?? (better 24.Kf2=) 24...Rg6 25.Kf2 Rg2 26.Ke3 Qh6 27.f4 Qh3 0-1. BeepBeepImAJeep (2715) - alonmindlin (2605), lichess.org, 2020.

8.e3 Be7 9.Nf3 Bf6 10.Nf6 Qf6 11.Be2 d6 12.0-0 Bg4 13.d4 Rad8 14.Rb1 b6 15.Nd2 Be2 16.Qe2 Rfe8 17.Qf3 Qe7?? (17...Qf3 18.Nf3 Na5 19.Rfc1+=) 18.a4 (better 18.Qc6 Qd7 19.Qd7 Rd7 20.Rfe1+-) 18...Qd7 19.Nb3 White plans c5 19...a5 20.c5 Nb4 21.cb6 cb6 22.Ra1 Nc2 23.Rac1 Nb4 24.Nd2 (24.Ra1 Rc8=) 24...Qa4=+ 25.Nc4 Qb5 26.Qb7 (better 26.Rfd1=+) 26...Rb8?? (better 26...Na2!? 27.Na3 Qb3-/+) 27.Nd6 (27.Qf7! Kf7 28.Nd6 Kf6 29.Nb5+=) 27...Rb7= 28.Nb5 Ra8 (28...Rd7 29.e4=) 29.Rc4 Nd5 (29...Rd7 30.Ra1 Re8 31.e4=) 30.Ra1 (30.e4 Nb4+=) 30...g6 (30...Re7 31.Kf1=) 31.g3 (31.e4 Nf6 32.d5 Rd7+/-) 31...Rd8 (31...f5 32.Kf1=) 32.e4+= Ne7 33.f3 Nc8 34.d5 Nd6 35.Nd6 Rd6 36.Rc3 (36.Rb1 h6+/-) 36...Rdd7 (36...Kf8 37.Kf2+=) 37.Rb3 h5 38.Rb5 Ra7 (better 38...Kf8!?+/-) 39.Rb6+- a4 40.Rb4 a3 41.Rb3 Rdb7? (better 41...a2+-) 42.Rba3 Ra3 43.Ra3 Rb2 44.Re3 Kf8 45.h3 Ke7 46.Kf1 Kd6 47.Re2 Rb3 48.Kf2 h4 (48...g5 49.Rc2+-) 49.gh4 Rb1 50.Kg3 Rg1 (50...Rb8 51.Rc2 Rh8 52.f4+-) 51.Rg2 Rf1 52.h5! gh5 53.Kf4 (better 53.Rb2 Ke5+-) 53...f6 (53...Rh1+-) 54.Rg6 Ke7 55.Rh6 1-0. BeepBeepImAJeep (2605) - zoranp (2495), lichess.org, 2016.

8.e3 Re8 9.Nf3 Bf8 10.Be2 b6 11.0-0 Bb7 12.d4 Ne7 13.Nf4 Ng6 14.Nh5 d5 15.a4 Bb4 16.Qb3 a5 17.Rac1 White prepares the advance c5 17...Qd6 (17...Qd7 18.cd5 Bd5 19.Qc2=) 18.c5 Qe6 19.h3 (19.cb6 Qb6 20.Ng3 Rab8=) 19...h6 (19...bc5 20.dc5 Rab8 21.Nd4=) 20.Bd3 Ba6 21.Bb5 c6 22.Ba6 Ra6 23.Qd3 Qc8 24.Ng3 bc5 25.dc5 Ra7 26.Nf5 Qd7 27.N3d4 Ne5 28.Qe2 Raa8 29.Qh5 Ng6 30.Qg4 Re4 1-0. BeepBeepImAJeep - penguingim1 (2645), lichess.org, 2018.

8.e3 Re8 9.Nf3 Bf8 10.Be2 d6 11.0-0 b6 12.d4 a5 13.a4 g6 14.Nf4 (14.Rb1 Bg7+=) 14...Bh6= 15.Nd3 Bf5 16.Nd2 d5 17.cd5 Qd5 18.Bf3 Qd6 (18...Qe6 19.Ne1 Rad8 20.g4 Nd4 21.gf5 Nf5 22.Ng2+=) 19.Ne5 (19.Nc4!? Qe6 20.d5+/-) 19...Ne5+= 20.de5 (20.Ba8? Ng4 (worse 20...Ra8 21.de5 Qe5 22.Nf3+=) 21.Nf3 Ra8-+) 20...Qe5 21.Ba8 Ra8 22.Nf3 Qe4 23.Nd4 (23.Rc1 Qe7+=) 23...Bd7= 24.Qf3 Qf3 25.gf3 (25.Nf3 Bg7 26.Ra3 Bf8=) 25...Bf8 (25...Bg7 26.Ra3=+) 26.Rfc1 Bc5 27.Nb3 Bd6 28.f4 Be6 29.Nd4 Bd5 (better 29...Bd7!?=) 30.Nb5+/- Bc5? (better 30...Bf3+/-) 31.Nc7+- Rd8 (31...Bf3 32.Na8 Ba8+-) 32.Rd1 (32.Nd5?! Rd5 33.Rd1 Rd1 34.Rd1 Kg7+-) 1-0. BeepBeepImAJeep (2770) - LittlePeasant (2770), lichess.org, 2020.

8.e3 Re8 9.Qh5 Bf8 (9...Re5 10.Qd1=) 10.Nf3= g6 (10...h6 11.Rb1=) 11.Qg5+= Be7 12.Qh6 (12.Ne7 Ne7 13.Be2 d5+=) 12...d6 (12...Nb4 13.Ne7 Qe7 14.Rb1=) 13.Rb1 (13.d4 Bf5=) 13...b6 (13...Nd4 14.Nd4 (14.ed4?? Bg5 15.Be2 Bh6-+; 14.Ne7?! Qe7 15.Nd4 Qe4=) 14...Bg5 15.Qg5 Qg5 16.Nc7=) 14.h4 Bf5?? (better 14...Bf8 15.Qg5 Be7 16.Ne7 Qe7 17.Qe7 Re7=) 15.Ng5+- (15.Ng5 Bg5 16.hg5 Re3 17.de3 f6 18.Qh7 Kf8 19.Qh8 Kf7 20.Rh7 Ke6 21.Nc7 Ke5 22.Re7 Qe7 23.Qh2 Ke4 24.Qf4; 15.Ne7?! Qe7 (15...Ne7?? 16.Ng5 Be6 17.g4+-) 16.d3 Ne5=) 1-0. Melitopol_Chery (2530) - aashetty (2685), Rated Blitz game, lichess.org, 2021.

8.Nf3 b6 9.e3= Bb7 10.Be2 Bd6 11.0-0 Ne7 12.Ne7 Qe7 13.d4 Be4 14.Nd2 f5 15.Ne4 fe4 (15...Qe4? 16.Bf3 Qh4 17.g3+-) 16.a4 Rf6?? (16...Qh4 17.h3=) 17.g3?? (better 17.c5 Bh2 18.Kh2 Rh6 19.Kg1+-) 17...Raf8 18.Ra2 (18.a5 Bb4 19.ab6 ab6=) 18...Rh6 (18...Bb4 19.Kg2=+) 19.a5 (19.Qb3 Qf7=) 19...Qe6=+ 20.Bg4 Qc4 21.Rc2 Qf7 22.Rb2 Kh8 (22...Rf6 23.Qa4-/+) 23.Qa4 Rd8 24.a6 (24.ab6 ab6 (worse 24...cb6 25.Qa7 Be7 26.Rb6+/-) 25.f3 Rf6=+) 24...Qe7 (24...Rf6 25.Qb3-/+) 25.Qc4 (25.f3 Qg5 26.Qb3 Rf6=+) 25...Rf8 26.Rc2 (26.f3 c5=+) 26...Rhf6 27.Bh3 (27.f3 g6-/+) 27...Rf3 (27...c6 28.Bg2 b5 29.Qe2-/+) 28.Bg2 R3f6 (better 28...R3f5!?-/+) 29.Qd5= c6 30.Qe4 Qe4 31.Be4 h5 (31...b5 32.Rb1=) 32.Kg2 h4 (32...b5 33.Rb1=) 33.g4 (33.gh4 Rh6 34.Bd3 Rh4+=) 33...g5 (33...h3 34.Kg1=) 34.Bf5+= R8f7 35.h3 Kg7 36.e4 Bf4 37.e5 Rf5 (37...Rh6 38.Rb1+=) 38.gf5 Rf5 39.Kf3 Kf7 40.Ke4 Ke6 41.Rd1 Bh2 42.f3 (42.Rh1 Bf4+=) 42...Rf4 43.Ke3 Kd5?? (better 43...Bg3=) 44.Rh2+- 1-0. Timmermans,M (2385) - Arabidze,M (2435), Titled Tuesday (3), 2020.

8.Nf3 d6 9.e3 Ba5 10.Be2 Be6 11.Nf4 Bg4 12.0-0 Ne7 13.d4 c6 14.Rb1 Qd7 15.h3 Bf5 16.Bd3 Rab8 17.Qc2 White intends c5 17...a6 18.Rfd1 b5 19.c5 Bc7 20.cd6 Bd6 21.Bf5 Nf5 22.Ne5 Be5 23.de5 Qc8 24.Rbc1 Re8 (24...Ne7 25.Rd6+=) 25.e6 (25.Qc6!? Qc6 26.Rc6 Re5 27.Ra6+/-) 25...fe6+= 26.Qc6 Qc6 27.Rc6 a5 (27...e5!? 28.Ne6 Kf7 29.Ng5 Kg8 30.Ra6 h6+/-) 28.Ne6+- b4 29.Nc5 (29.e4!? Ne7 30.Rc7+/-) 29...Rec8 30.Rc8 Rc8 31.Na4 (better 31.Ne4!? a4 32.Rd5+/-) 31...Rc2= 32.Rd5 (32.Ra1!?=) 32...Ra2-/+ 33.Ra5 Nd6 (33...Ne7 34.Kh2-/+) 34.Ra8 (34.Rd5 Ne4 35.Rd4 Nd2 36.Rb4 Ra1 37.Kh2 Nf1 38.Kh1 Nd2 39.Kh2 Nf1 40.Kg1 Nd2 41.Kh2=) 34...Kf7=+ 35.Ra6 (35.Ra7!? Kf8 36.Rd7=) 35...Ne4 36.f3 (36.Ra7 Kg6-/+) 36...Ng3 (36...Nc5 37.Ra7 Kf6 38.Rg7 Ra4 39.Rh7 b3 40.Rh6 Ke7-+) 37.Kh2? (better 37.Ra7!? Kg6 38.e4-/+) 37...Nf1-+ 38.Kg1 Ne3 39.Nc5 (39.g4 b3 40.Rb6 Ra4 41.Rb3 Nd5-+) 39...Rg2 (better 39...Ra6 40.Kf2 Ra3-+) 40.Kh1 Rb2 (40...Rg3!? 41.Nd3-+) 41.Ra7 Kg6 42.Ne6 Nd5 (42...h6!? 43.Rb7-+) 43.Rd7 Ne3 44.Rg7?? (44.Ra7 Rb1 45.Kh2-+) 44...Kf6-+ 45.Rg8 Nf5 (better 45...Rb1 46.Kh2 Nf1 (46...Ke6?! 47.Re8 Kf5 48.Re3-+) 47.Kg2 Ke6-+) 46.Nf4 (better 46.Nc5-/+) 46...b3 (better 46...Nd4 47.Nd3 Rb3-+) 47.Kg1?? (better 47.Rf8 Kg5 48.Ne6 Kg6 49.Nf4 Kg5 50.Ne6 Kg6 51.Nf4 Kg5=) 47...Rd2-+ 48.Rf8 (48.Rb8 b2 49.Nd5 Ke5-+) 48...Ke5 49.Rb8 (49.Ne2 b2 (49...Re2?! 50.Re8 Kf4 51.Re2 Kf3 52.Rf2 Ke4 53.Rf1=+) 50.Nc3 Kd4 51.Nb5 Kc4 52.Na3 Kb3 53.Rf5 Ka3-+) 49...b2 (49...Kf4!? 50.Rb3 Nd4 51.Rb7-+) 50.Rb2 Rb2 (better 50...Rd1 51.Kf2 Kf4-+) 51.Nd3= Kd4 52.Nb2 Ke3 53.Kg2 Nh4 54.Kg3 Nf3 55.Nc4 Ke4 56.Nd6 Ke3 57.Nf5 Ke4 58.Nd6 Ke3 59.Nf7 Ng1 60.h4 Ke4 61.Kg4 Ne2 (better 61...Nf3=) 62.Ng5+/- Ke5 63.Nh7 Ke6 64.Ng5 Kf6 65.Ne4 Kg6 66.Nd6 Kh6 (66...Nd4 67.h5 Kh7 68.Nf7=) 67.Nf5 Kh7 68.Kg5 Nc3 69.Ng3 Nd5 70.Nh5 Ne7 71.Nf6 Kg7 72.h5 Ng8 73.Ne8 Kh7 74.Nc7 (74.Kf5 Nh6 75.Kf6 Ng8 76.Kg5 Nh6+/-) 74...Nh6 (74...Nf6 75.Kf5=) 75.Nd5 Nf7 76.Kf5 (76.Kf4+=) 76...Nh6? (76...Nd6 77.Kg4=) 77.Kf4 (77.Kf6 Ng8 78.Kg5+=) 77...Nf7= 78.Nf6 Kh6 79.Kg4 Ne5 80.Kh4 Nf3 ½-½. BeepBeepImAJeep (2630) - Prikolica (2615), lichess.org, 2018.

8.Nf3 d6 9.e3 Ba5 10.Be2 Ne7 11.0-0 c6 12.Ne7 Qe7 13.d4 Bf5 14.Bd3 Bd3 15.Qd3 d5 (15...Rad8 16.Rab1+=) 16.Rab1 (16.cd5!? cd5 17.Qb5+/-) 16...dc4+= 17.Qc4 Bb6 18.Ne5 Rfe8 19.a4 Qe6 (19...Rab8!?=) 20.Qe6+/- Re6 21.a5 Ba5 (21...Bc7!? 22.Rb7 Be5 23.de5 Re5=) 22.Rb7+/- f6 23.Nc4 Bb6 (23...Bd8!?+/-) 24.Nb6+- ab6 25.Rb6 Rc8 26.Rc1 Kf7 (26...Rd6 27.g4+-) 27.g4 (27.d5!? Rd6 28.dc6 Ke6+-) 27...Rd6 28.h3 Ke7 29.Kg2 Kd7 30.Ra6 Rc7 31.Ra8 c5 (31...Rd5 32.Kg3+-) 32.Rc5 Rdc6 (32...Rc5 33.dc5 Rc6 34.Rh8+-) 33.Rc6 Rc6 (33...Kc6 34.e4 Kd7+-) 34.Ra7 Rc7 (34...Ke6 35.Rg7 h5 36.gh5+-) 35.Rc7 Kc7 36.f4 1-0. BeepBeepImAJeep (2770) - gonavarrete (2605), lichess.org, 2020.

8.Nf3 d6 9.e3 Be6 10.Nf4 Re8 11.Be2 Ne5 12.Ne6 Re6 13.0-0 Nf3 14.Bf3 c6 15.d4 Ba5 16.Rb1 (16.d5 cd5 17.Bd5 Re7+/-) 16...Rb8 (16...Re7 17.Qd3+=) 17.Qb3 (17.d5 cd5 18.Bd5 Re7+/-) 17...Bc7 18.d5 cd5 19.Bd5 Rg6 (19...Rh6 20.Rfd1+/- (20.Bb7 d5 21.Rfd1 Bh2 22.Kf1 Rb6 23.Rd5 Qc7=+)) 20.Rfd1 Qg5 (20...Qe7 21.Bb7 d5 22.c5 (worse 22.cd5 Rb6-/+; worse 22.Rd5 Rb6-/+) 22...Qc5 23.Qd5 Qd5 24.Bd5 Rb1 25.Rb1+/-) 21.Qb5 (21.Qa4!? Bb6 22.Bb7 Rh6+-) 21...Bb6+/- 22.Qd7 Qd8?? (better 22...Rf6+/-) 23.Bf7+- Kh8 24.Qd8 Rd8 25.Bg6 hg6 26.Rd5 Kg8 (26...Rc8 27.Rd6 Rc4 28.Kf1+-) 27.Rbd1 (27.a4 Re8+-) 27...Kf7 (27...Rc8 28.Rd6 Rc4 29.Rd7+-) 28.Rd6 (28.c5 Ba5+-) 28...Rc8 (28...Re8 29.Rd7 Re7 30.Re7 Ke7 31.Rb1+-) 29.Rd7 Kf6 30.Rc1 (30.R1d6 Kf5 31.h3 Rc6+-) 30...Kg5 (30...Rc7 31.Rc7 Bc7 32.c5+-) 31.Rb7 Bc5 32.g3 Kh6 (32...a5 33.Rg7 Kf6 34.Rb7+-) 33.Rb5 (33.h4 a5+-) 33...Ba3 34.Rc3 White plans c5 34...Bc5 35.Kg2 Be7 (35...g5 36.h3+-) 36.h4 Bf6 37.Rc2 g5 38.c5 gh4 39.c6 Kg6 (39...Bd8 40.gh4 a6 41.Rd5+-) 40.f4 (40.c7 Kh7+-) 40...hg3 (40...a6 41.Ra5+-) 41.Kg3 (better 41.c7!? Bd8 42.cd8Q Rd8 43.Rg5 Kf6 44.Rc6 Kf7 45.Rc7 Kf8 46.Ra7 Rd3+-) 41...Kf7 (41...Bd8 42.e4 Bb6 43.a4+-) 42.Kf3 (42.Rb7 Ke6+-) 42...Ke6 43.Rb7 Kd6 (43...a5 44.e4 Ba1 45.f5 Kf6 46.Rg2+-) 44.Rd7 (44.e4 g6+-) 44...Ke6 45.e4 (45.Ra7 g5+-) 45...Be7 (45...Rc6 46.Rcd2 g6 47.Ra7 Be7+-) 46.f5 Kf7 47.Kf4 (47.Ra7 Kf8 48.e5 Bd8+-) 47...Ke8 (47...a6 48.Ra7+-) 48.e5 (better 48.Ra7 Kf8+-) 48...Bd8 (48...a5 49.Rb7 Ba3 50.Ke4+-) 49.e6 (49.Rg7 Be7 50.f6 Bf8 51.Ra7 Ba3 52.Rh2 Rc7 53.Rh8 Kf7 54.Kf5 Bf8 55.Rc7 Ke8 56.Re7 Kd8 57.Rf8) 49...Be7 (49...Kf8+-) 50.Ke4 Bf6 51.Kd5 Be7 52.c7 (52.Rh2 Rb8 53.Rh8 Bf8 54.e7 Rb5 55.Ke6 Re5 56.Ke5 g5 57.ef8Q) 52...Bf6+- 53.Kc6 Be7 54.Kb7 (54.Rh2 g5 55.Rh8 Bf8 56.f6 Rc7 57.Rc7 g4 58.Rc8) 54...Bd6 (54...a6 55.Kc8 Bd6 56.Kb7 Bc7 57.Rcc7 g5 58.Rc8) 55.Kc8 Bc7 (55...g5 56.f6 Bc7 57.Rcc7 g4 58.Rd8) 56.Kc7 (56.Rcc7 g5 57.Rd8) 56...g6 (56...Kf8 57.Rh2 g5 58.Rh8) 57.Kd6 a6 (57...gf5 58.Rc8) 58.Rc8 1-0. BeepBeepImAJeep (2615) - toivok (2525), lichess.org, 2016.

8.Nf3 Re8 9.e3 d6 10.Be2 Be6 11.0-0 (11.Qb1 Ba5 12.Qb7 Qd7+=) 11...Bd5 (11...Ba5 12.Rb1=) 12.cd5+= Ne5 13.d4 Nf3 14.Bf3 Ba5 15.Rb1 Bb6 16.a4 a5 17.Qd2 Qd7 18.Be2 Qf5 (18...Qa4? 19.Bb5 Qa3 20.Rfc1+-) 19.Qa2 Qg5 20.Bf3 h5 21.h3 h4 22.Rfc1 Re7 23.Rb3 (23.Qc4 Rae8+=) 23...Rae8 (23...Bd4 24.Rb7 Re3 25.Qd2= (25.Rcc7?? Re1 26.Kh2 Be5 27.g3 hg3 28.Kg2 gf2 29.Kf2 Qg3)) 24.Qb2 Qh6 25.Rf1 f5 26.Rb6 cb6 27.Qb6 g5 28.Qa5 Rg7 (28...Qg6 29.Qb5=) 29.Qb5+= Rf8 30.Qe2 Qg6 31.Bh5 Qf6 32.Bf3 (32.a5 Ra8 33.Ra1 Re7+/-) 32...Qg6+= 33.Bh5 Qf6 34.Rc1 g4 35.hg4 Qg5 (35...f4 36.Qf3+=) 36.f3 (36.f4!? Qe7 37.g5+/-) 36...h3 37.a5 (37.f4!? Qh4 38.g5+=) 37...hg2= 38.Qg2?? (better 38.Ra1=) 38...fg4 (38...Qe3 39.Kh2 Qc1 40.a6-+) 39.Bg4 (39.Bf7 Kf7 40.f4-+) 39...Qf6 (better 39...Qe3 40.Kh2 Qc1-+) 40.Rf1 (40.Kf2!? Rff7+-) 40...Kh8 (40...Rff7!? 41.Qh3 Qg5+=) 41.Kf2 Rh7 (41...Qg6 42.Rh1 Rh7 43.Rh7 Kh7 44.f4+-) 42.Rh1 (42.Be6 Ra8 43.Rg1 Qg7 44.Qg7 Rg7+-) 42...Qg7 (42...Qg6 43.Rh7 Kh7 44.Qh3 Kg7 45.Qh4+/-) 43.Rh7 (43.Ke2!? Ra8 44.Ra1 Ra6+-) 43...Qh7+/- 44.Qh3 Qh3 45.Bh3 Ra8 46.Be6 (46.e4 Ra5 47.Be6 b5+=) 46...Ra5+= 47.Kg3 (47.e4 b5+=) 47...Ra2 (47...b5 48.e4=+) 48.Kf4 Kg7 49.e4 Ra3 (49...b5 50.e5+=) 50.Bd7 (better 50.e5+/-) 50...Ra4?? (50...Rd3 51.Bc8=) 51.Bb5 (51.Ba4 Kf6 52.e5 Ke7 53.Kg5+-) 51...Rd4=+ 52.Bd3?? (better 52.Kf5 Kf7 53.f4=) 52...Rd3-+ 53.e5 Rf3! 54.Kf3 de5 55.Ke4 Kf7 (better 55...Kf6-+) 56.Ke5= Ke7 57.Kd4 Kd7 58.Kc5 Kc7 59.Kc4 Kd6 60.Kd4 b5 61.Ke4 Kc5?? (better 61...b4=) 62.Ke5+- b4 63.d6 b3 64.d7 b2 65.d8Q b1Q 66.Qc7 Kb4 67.Qb8 Kc3 (67...Kc4 68.Qb1 Kc3 69.Qe4 Kb2 70.Kd4 Kc1 71.Qg2 Kd1 72.Kd3 Ke1 73.Qe2) 68.Qb1 Kd2 (68...Kc4 69.Qc2 Kb5 70.Kd6 Kb4 71.Kd5 Ka3 72.Qb1 Ka4 73.Kc4 Ka5 74.Qb5) 69.Qb2 Kd3 70.Qb3 Ke2 (70...Kd2 71.Ke4 Ke2 72.Qc2 Ke1 73.Ke3 Kf1 74.Qf2) 71.Qb4 (71.Qb4 Kd3 72.Qd4 Kc2 73.Qc4 Kb2 74.Kd4 Kb1 75.Kc3 Ka1 76.Qb5 Ka2 77.Qb2; 71.Ke4 Kf2 72.Qf3 Kg1 73.Qe2 Kh1 74.Kf3 Kg1 75.Qg2) 1-0. BeepBeepImAJeep (2660) - sibirica (2505), lichess.org, 2017.

8.Nf3 Re8 9.e3 Bf8 10.Be2 d6 11.0-0 Ne5 12.d4 Ng6 13.Rb1 c6 14.Nc3 Rb8 15.Bd3 Be6 16.Ne2 d5 17.Bg6 hg6 18.c5 Bf5 19.Rb2 (19.Rc1 Qa5+=) 19...b6= 20.cb6 ab6 21.Ng3 Bd7 22.Ne5 Qc7 23.Rc2 Qd6 24.Qc1 (24.Qf3 Qe6+=) 24...c5= 25.Nd7 Qd7 26.dc5 bc5 27.Rd1 Qe6 28.Ne2 Ra8 (better 28...Rbd8=) 29.Nf4+/- Qe4 30.Nd5 Red8 31.Nc3 (31.Rcd2 Qe5+-) 31...Rd1 32.Qd1 Qc4 33.Ne2 Qe6 34.Qd2 g5 35.h3 Ra3 36.Ng3 g4 37.hg4 Qg4 38.Qc1 c4? (better 38...Rd3 39.Ne2 Bd6+=) 39.Rc4+- Qe6 40.Rc2 (better 40.Rc8!? Ra5 41.Qc7+-) 40...Ra2+/- 41.Ra2 Qa2 42.Qc3 Qe6 43.Qd4 g6 44.Qf4 Bg7 45.Ne4 Qe5 (45...Be5 46.Qh4+=) 46.Qe5+/- Be5 47.f4 Ba1 48.Kf2 Kg7 49.Nd6 f6 50.Nc4 g5 51.Kf3 gf4 52.ef4 Bd4 53.Ne3 Bc3 54.Nd5 Ba5 55.Ke4 Bd8 (55...Kg6 56.g4+-) 56.g4 (56.Kf5 Kf7+-) 56...Kf7 (56...Kg6 57.Nb4+-) 57.Kf5 Kg7 58.Nc3 (58.Ke6 Kg6+-) 58...Kf7 59.Ne4 Kg7 (59...Bc7 60.g5 fg5 61.fg5+- (61.Ng5?! Ke7=)) 60.Nc5 (60.Ke6!? Bc7 61.f5 Bd8+-) 60...Kf7 61.Ne6 Be7 62.Nd4 Kg7 63.Nf3 (63.Ke6 Bc5 64.Nf5 Kg6 65.Ne7 Kg7+-) 63...Kf7 64.Nh4 Bf8 65.Ng6 (65.Ng2 Bc5+-) 65...Bg7 (better 65...Bd6+/-) 66.Nh4 Bh8?? (66...Bf8 67.g5 fg5 68.fg5 Kg7+-) 67.Ng2 Bg7 68.Ne3 Ke7?? (68...Bf8 69.Nd5 Bh6 70.Nc3+-) 69.g5 (69.Kg6 Bf8 70.Nd5 Ke6 71.Nf6 Bb4+-) 69...Kf7?? (better 69...fg5 70.fg5 Kf8+-) 70.g6 Kf8 71.Ng4 (better 71.Ke6 Bh8+-) 71...Kg8 (71...Ke7+-) 72.Ke6 (72.Nf6 Kf8+-) 72...Kf8 (72...f5 73.Kf5 Bd4+-) 73.f5 Kg8 74.Nf6 Bf6 75.Kf6 Kh8 76.g7 (better 76.Kg5 Kg8+-) 76...Kg8 77.Ke7 Kg7 78.f6 Kh7 79.f7 Kg6 80.f8Q Kg5 81.Qf7 (81.Qf3 Kh4 82.Qg2 Kh5 83.Kf6 Kh4 84.Kf5 Kh5 85.Qg5) 81...Kg4+- 82.Qe6 Kg3 (82...Kf3 83.Kd6 Kf2 84.Ke5 Ke2 85.Ke4 Kf2 86.Kf4 Kg2 87.Qa2 Kh3 88.Qd2 Kh4 89.Qh2) 83.Qd6 (83.Qe2 Kh3 84.Qf2 Kg4 85.Ke6 Kh3 86.Ke5 Kg4 87.Qg2 Kh5 88.Kf5 Kh4 89.Qg4) 83...Kg2 84.Qc6 Kf2 85.Qc7 Ke2 86.Qe5 Kd3 87.Qf6 Kc4 88.Qg5 (88.Qg5 Kd4 89.Qf4 Kd3 90.Qd6 Kc4 91.Ke6 Kb3 92.Qd3 Kb2 93.Qd2 Kb3 94.Kd5 Ka3 95.Kc4 Ka4 96.Qb4) 1-0. BeepBeepImAJeep (2735) - namiro (2700), lichess.org, 2020.

8.Nf3 Re8 9.e3 Bf8 10.Be2 Ne7 11.Nf4 b6 12.0-0 Bb7 13.d4 c6 14.a4 a5 15.Rb1 d6 16.Qc2 White intends c5 16...g6 17.c5 Nc8 (17...dc5!? 18.dc5 Nc8+=) 18.cb6 Bg7 (18...Rb8 19.Qd2 Bh6+/-) 19.Nd3 (better 19.Rb3+-) 19...Nb6? (better 19...Ra6+/-) 20.Qb3+- Ra6 21.Nf4 Na4 22.Ba6 Ba6 23.Qa4 Bf1 24.Rf1 c5 (24...Qb6 25.Nd2 Qb5 26.Qc2+-) 25.dc5 dc5 26.Rd1 (26.Rc1 Qb8+-) 26...Qa8 27.Nd5 Rd8 28.h3?? (better 28.e4+-) 28...Rd5=+ 29.Rd5 Qd5 30.Qa5 Bf8 31.Qb5 h5 32.Nd4 Qe4 33.Nf3 Qc2 (33...Bd6 34.Kf1=+) 34.h4 (34.Ne5 f6 35.Nc4 h4=+) 34...c4 (34...Qd1 35.Qf1 Qa4 36.Qc1=+) 35.g3 (35.Ne5 c3 36.Qe8 Qb3-+) 35...c3=+ 36.Nd4? (better 36.Qd5=+) 36...Qd1-+ 37.Kg2 c2 38.Nc2 Qc2 39.Qb7 Qf5 40.Qf3 Qf3 41.Kf3 Be7 42.Ke4 Kg7 43.Kf3 Kf6 44.Kg2 Kf5 45.f3 Bc5 46.Kh3 (46.e4 Ke5 47.Kf1-+) 46...Be3 47.Kg2 Bd4 (better 47...Bf4 48.Kh3-+) 48.Kh3 Bc3 (48...Be5 49.g4 Kf4 50.gh5 gh5 51.Kg2-+) 49.Kg2 (49.Kh2 Be5 50.Kg2-+) 49...Be1 50.Kh3 Ke5 51.Kg2 Kd4 (51...Bg3 52.Kh3-+) 52.Kf1 (52.g4 Ke3-+) 52...Bg3 53.Kg2 Bh4 54.Kf1 Bf6 55.Ke2 Ke5 56.f4 (56.Ke3-+) 56...Kf4 57.Kf2 h4 58.Kg2 g5 59.Kh3 g4 (59...Kf3 60.Kh2 g4 61.Kg1 g3 62.Kh1 g2 63.Kh2 Bd4 64.Kh3 g1Q 65.Kh4 Qg4) 60.Kg2 h3 61.Kf1 Kf3 62.Kg1 (62.Ke1 h2 63.Kd1 h1Q 64.Kd2 Qg2 65.Kc1 Bc3 66.Kd1 Qd2) 62...g3 63.Kf1 Bd4 (63...g2 64.Ke1 Ke3 65.Kd1 Kd3 66.Ke1 g1Q) 64.Ke1 g2 (64...Ke3 65.Kd1 Kd3 66.Kc1 g2 67.Kb1 g1Q 68.Ka2 Kc4 69.Ka3 Qa1) 65.Kd2 (65.Kd1 g1Q 66.Kd2 Qe3 67.Kc2 h2 68.Kb1 h1Q 69.Kc2 Qhc1) 65...Be3 (65...g1Q 66.Kd3 Qd1 67.Kc4 Qa4 68.Kd5 Bb6 69.Kd6 Qe4 70.Kd7 Qe6) 66.Kd3 (66.Kc3 g1Q 67.Kb3 Qb1 68.Kc4 h2 69.Kd5 Qe4 70.Kd6 Bb6 71.Kd7 Qe6) 66...g1Q 67.Kc4 Qg4 (67...Qb1 68.Kc3 h2 69.Kc4 h1Q 70.Kd5 Qhd1 71.Ke5 Qd4) 68.Kd5 (68.Kc3 Qd4 69.Kb3 h2 70.Ka3 Qc4 71.Kb2 h1Q 72.Ka3 Qhc1) 68...Qe4 (68...Qe6) 69.Kd6 Qe5! 70.Kd7 (70.Ke5 Bg5 Combination) 70...Qd4 (70...Qe6 71.Kc7 h2 72.Kb7 Qd7 73.Kb8 h1Q 74.Ka8 Qh8) 71.Kc6 (71.Ke7 Bg5 72.Ke8 Qd8 73.Kf7 Qf6 74.Kg8 Bh6 75.Kh7 Qg7) 71...Bf4 (71...Qc5 72.Kb7 h2 73.Kb8 Qa7 74.Kc8 h1Q 75.Kd8 Qh8) 72.Kb5 Qe4 (72...Qd5 73.Kb6 h2 74.Ka6 h1Q 75.Kb6 Qb1 76.Ka6 Qbb7) 73.Ka6 (73.Kc5 h2 74.Kb6 h1Q 75.Kc5 Qc1 76.Kb5 Qcc6 77.Ka5 Bc7) 73...Qe5 (73...Qb4 74.Ka7 Qb5 75.Ka8 Qa6) 74.Kb6 f5 75.Kb7 (75.Kc6 h2 76.Kd7 Qd6 77.Ke8 h1Q 78.Kf7 Qh7 79.Ke8 Qhg6) 75...Ke4 (75...Qb5 76.Ka7 h2 77.Ka8 Qa6) 76.Kb6 Kd5 77.Ka5 (77.Kb5 Qb2 78.Ka4 Kc4 79.Ka5 Qb5) 77...Qd6 (77...Qb2 78.Ka4 Kc4 79.Ka5 Qb5) 78.Kb5 (78.Ka4 Kc4 79.Ka5 Bd2 80.Ka4 Qb4) 78...Qc5 (78...Bd2 79.Ka4 Qb4) 79.Ka4 (79.Ka6 Qc6 80.Ka7 Qb5 81.Ka8 Qa6) 79...Qb4! 80.Kb4 Kd4 (80...h2 81.Kb3 h1Q 82.Kb2 Kc4 83.Ka2 Be5 84.Ka3 Qa8) 81.Kb3 Be3 (81...h2 82.Ka4 h1Q 83.Kb5 Qb7 84.Ka4 Kc4 85.Ka5 Qb5) 82.Kc2 f4 (82...h2 83.Kb2 h1Q 84.Kc2 Qc1 85.Kb3 Qb1 86.Ka4 Kc4 87.Ka5 Qb5) 83.Kd1 (83.Kb1 h2 84.Ka2 h1Q 85.Kb2 Qb7 86.Kc2 f3 87.Kd1 Qb1) 83...f3 (83...Kd3 84.Ke1 h2 85.Kf1 h1Q) 84.Ke1 (84.Kc2 f2 85.Kb2 h2 86.Kb1 h1Q 87.Kb2 Qb7 88.Kc2 Kc4 89.Kd1 f1Q 90.Kc2 Qd3) 84...h2 85.Kf1 (85.Kd1 Kd3 86.Ke1 h1Q) 85…h1Q 0-1. BeepBeepImAJeep (2535) - milacek (2700), lichess.org, 2017.

6.Nd5 Qe5

7.Nb4 d5 8.Nc6 bc6 9.d4 Qf6 10.e3 Bf5 11.c4 0-0 12.Nf3 Rab8 13.Ne5 Rfe8 14.Bd3 Re5 (14...c5 15.0-0 Bd3 16.Qd3 Rbd8+-) 15.de5 Qe5 16.Bf5 Qf5 17.Rc1 (17.0-0 Rd8+-) 17...Rb2 (17...dc4 18.0-0+- (< 18.Rc4 Qa5 19.Kf1 Qa6+-)) 18.0-0 Ra2 (18...Qe5+-) 19.Qb3 (19...h6 20.Qa2 dc4 21.Qa7+-) 1–0. Trkn – guest877, ICC, 2004.

7.c4 b5 8.Nf3 Qd6 9.e3 (9.Nb4 Qb4 10.cb5 Qb5=) 9...bc4 (9...0-0!? 10.Rb1 a5=) 10.Bc4+= 0-0 11.0-0 (11.Qc2 Rb8 12.Rb1 a5+=) 11...Na5= 12.Qc2 Nc4 13.Qc4 Ba5 (better 13...Rb8 14.Qc7 Ba6 15.Qd6 Bd6=) 14.Rab1?? (better 14.Qe4 Bb7 15.Ne7 Kh8 16.Qb7 Qe7 17.Rab1+=) 14...Ba6-+ 15.Qd4 (15.Qe4 Rae8 16.Qf5 Bf1 17.Rf1 c6 18.Nf6 Qf6 19.Qa5 Qd6-+) 15...Bf1 16.Rf1 (16.Kf1 Rab8 17.Rc1 c6-+) 16...c6 17.Nc3 (17.Nf4 Qd4 18.ed4 Rab8-+) 17...Qd4 18.Nd4 Bc3 19.dc3 g6 (19...Rfb8 20.Nb3-+) 20.g4 Rab8 21.g5 (21.Nb3 f5 22.h3 Rb5-+) 21...Rb2 22.Ra1 (22.a3 f6 23.gf6 Rf6-+) 22...Rfb8 23.Kg2 (23.Nb3 Rc2-+) 23...Rb1 24.Rb1 Rb1 25.h4 (25.Nf3 Kf8-+) 25...Ra1 26.Nb3 (26.Nf3 Kf8-+) 26...Ra2 27.Nc5 (27.Nc1 Rc2 28.Nb3 Rc3-+) 27...d5 28.Nd7 (28.e4 de4 29.Ne4 a5-+) 28...a5 29.Ne5 (29.Nf6 Kg7 30.h5-+) 29...a4 30.Nc6 (30.Nd3 a3 31.h5 gh5-+) 30...a3 31.Ne7 Kf8 32.Nd5 Rb2 0-1. Shuvalov,Evgenij (2180) - Korchmar,Vasiliy (2450), Titled Tuesday intern op, 2021.

7.c4 Qd6 8.e3 Ba5 9.Nf3 Ne7 10.Ne7 Qe7 11.Bd3 0-0 12.Qc2 g6 13.0-0 d6 14.Nd4 Bd7 15.Rab1 Rab8 16.Nb3 Bb6 17.Nc1 (17.Be4 Rfe8 18.d3 c6=) 17...c6 (17...Bc6 18.Nb3+=) 18.Ne2 Rfd8 19.Rfc1 Re8 20.Nc3 Be6 21.h3 (21.Be2 Bf5 22.Bd3 Bd3 23.Qd3 Bc5=) 21...Rbd8 22.Qb2 Rf8 23.Na4 d5 24.Nb6 ab6 25.a4 dc4 (25...Qg5 26.cd5 Bh3 27.Bf1 Rd5 28.f4+=) 26.Bc4+= Bf5 27.Ra1 Rd6 (27...Qg5!?+=) 28.d4+/- c5 29.dc5 (29.Rd1 Rfd8+=) 29...bc5 30.Rd1 Rfd8 31.Rd6 Rd6 32.a5 h6 33.Qc3 Be6 34.Be6 Re6 35.Rb1 Rc6 36.Qc4 ½–½. Woelfelschneider,Peter – Kolodziej, 2009.

7.c4 Bd6 8.Nf3= Qe6 9.e3 b6 10.Rb1 0-0 11.d4 Ne7 12.Nc3 Qg6 13.Bd3 Qg2+= 14.Bh7 Kh8 15.Rg1 Qh3 16.Be4 c6 17.c5 bc5+= 18.dc5 Bc7 19.Rb4 Kg8 20.Bd3 g6 21.Rh4+/- Qe6 22.Bc4 d5+= 23.Qd4 f6 24.Re4 Be5 25.Ne5+- fe5 26.Qe5 Qf7 27.f4 Bf5+- 28.Qe7 Be4 29.Qe4! de4 30.Rg6 Kh8 31.Bf7 Rf7 32.h4 Rh7 33.Ne4 Re7 34.Ng5 Re3 35.Kd2 Ra3 36.Rc6 Rb8 37.Kc2 Ra2 38.Kd3 Rb4 39.h5 a5 40.Rd6 Ra3+/- 41.Ke2 Rb2 42.Rd2 Raa2 43.Rb2 Rb2 44.Kd3 Rb3 ½–½. Baer,Werner – Winiger,Albert, TT–09 ETC, 2003.

7.c4 Bd6 8.Nf3 Qh5 9.e3 b6 10.Be2 0-0 11.0-0 Bb7 12.h3 Ne7 13.Nd4 Qh4 14.Ne7 (14.Bf3 Nd5 15.Bd5 Bd5 16.cd5 Qf6=) 14...Qe7 15.Nb5 (15.Bf3 Bf3 16.Qf3 g6=) 15...Qe5 (15...a6 16.Nd6 Qd6 17.d4=) 16.Nd6 Qd6 17.Qc2 f5 18.f3 (18.d4 Be4 19.Qb3 Kh8=) 18...Rae8=+ 19.Bd3 Qc5 20.g4? (20.Rae1!?=+) 20...fg4-/+ 21.Bh7 (better 21.hg4!? h5 22.Bh7 Kh8 23.Bf5-+) 21...Kh8-+ 22.hg4 (22.fg4 Qe5 23.e4 Qg3 24.Kh1 Qh3 25.Kg1 Qg4 26.Kh1 Qh3 27.Kg1 Qg3 28.Kh1 Re6 29.Rf8 Kh7 30.Rh8 Kh8 31.d4 Rh6 32.Qh2 Rh2) 22...Qe5 23.f4? (better 23.Kg2 Rf3! 24.Rf3 Bf3 25.Kf3 Qa1 26.Bf5-+) 23...Qf6 24.d3 (24.Bf5 Qh4 25.e4 Qg3 26.Kh1 Rf5-+) 24…Kh7 (24...Kh7 25.Qf2 Qe6 26.Qh4 Kg8-+) 0–1. chpot (1925) – antinephilehi (2145), gameknot.com, 2014.

7.e4 Qe4-/+ 8.Ne3 (8.Qe2 Qe2 9.Be2 Bd6-/+) 8...d5 9.Bd3 Qe7 10.Ne2 d4 11.Nd5 Qe5 12.Nb4 Nb4 13.0-0 Nd3 14.cd3 0-0 15.f3 (15.Re1 Bd7-/+) 15...c5 16.Rc1 b6 17.Re1 (17.Ng3 Re8-+) 17...Qf5-+ 18.Qb3 Ba6 19.Ng3 Qd3 20.Qd1 (20.Ne4 Qb3 21.ab3 Rfe8-+) 20...Rae8 21.Ne4 Bb7 22.Qa4 (22.Nd6 Re1 23.Qe1 Bd5-+) 22...Be4 23.fe4 Qd2 24.Qc2 (24.Rcd1 Qf4 25.g3-+) 24...Qc2 25.Rc2 Re5 26.Kf2 (26.Rd1 Re4 27.Kf1 Rfe8-+) 26...f5 27.Rce2 (27.Kg3 fe4 28.Rb2 e3-+) 27...fe4 28.Kg1 (28.Kg3 d3 29.Re3 c4-+) 28...e3 29.h3 (29.Rd1-+) 29…c4 0–1. Baer,Cy (1895) – Floegel,Peter (2180), remoteschach.de, 2007.

7.f3 Qd5 8.e4 Qe6 9.Bb5 a6 10.Bc6 dc6 11.Ne2 0-0 12.0-0 Qh6 13.c3 Bd6 14.f4 Bg4 15.e5 Be7 16.d4 Qh5 17.Re1 Rfb8 18.Qd3 Bf5 19.Qd2 Bh4 20.g3 Be7 21.Rad1 Qh3 22.Rc1 0–1. Lindberg,Rune – Kontsopoulos,Anastassios, MCO, 1997.

7.Nb4 Nb4 =

8.Rb1 Qa5 9.c3 Nc6 10.Qb3 0-0 11.Nf3 (11.e3 d6 12.Nf3 Rb8 13.d4 (13.Bd3 Be6 14.Qc2 Qh5=) 13...Bf5 (13...Be6 14.Bc4 Bf5=) 14.Rb2 b5=) 11...d6 (11...Rb8 12.e3 d6 13.d4 (13.Bd3 Be6 14.Qc2 Qh5=) 13...Be6 14.Bc4 Bf5=; 11...a6 12.e3 d6 A) 13.Bc4 Qh5 (13...Ra7 14.Bd5 Bf5=) 14.Be2 (14.0-0 b5=) 14...Qg6=; B) 13.Bd3 Re8 14.Qc2 Qh5=; 11...Ne5 12.Ne5 Qe5 13.d4 Qg5 (13...Qe4 14.e3 d5=) 14.e3 d6=) 12.e3 Be6 (12...Rb8 13.d4 Bf5 (13...Be6 14.Bc4 Bf5=) 14.Rb2 b5=) 13.Bc4 (13.Qb7? A) 13...Ba2 14.Rb5 Qa4 15.Qc6+-; B) 13...Qa2?! 14.Rc1 Ne5 15.Ne5 (worse 15.Qc7 Qa3 16.Rb1 Bf5-+) 15...de5 16.Qa6=+ (worse 16.Qc7 Rfd8 17.d3 e4-+); C) 13...Rfb8 14.Qb8 Rb8 15.Rb8 Nb8-+) 13...d5 (13...Qf5 14.0-0 Qg6 15.Qa4=) 14.Bd3 (14.Qb7?? Rab8 (14...dc4?! 15.Qc6 Bd5 16.Qb5 Qa2 17.Rb2=+) 15.Bd3 Rb7 16.Rb7 Qa2-+) 14...b6 (14...Rab8=) 15.Qc2 h6 16.a4 Qc5 (16...a6 17.0-0=) 17.h4 (17.Bh7 Kh8=) 17...f5 18.h5 Qd6 (18...f4 19.Bh7 Kh8 20.Bg6=) 19.Nh4 Will f5 fall? (19.0-0 a6=) 19...Ne7=+ 20.f4 c5 21.g4 (21.0-0 Rad8=+) 21...Qd7 (better 21...fg4!? 22.Rg1 Bd7-/+) 22.g5= hg5 23.fg5 Qd6 24.Kf2 (24.h6!? Qg3 25.Kd1 gh6 26.gh6=) 24...c4 25.Be2 f4 26.e4? (better 26.Rbg1!?-/+) 26...de4-+ 27.h6 (27.Qe4 Bd5 28.Bc4 Qc5 29.Qd4 Qd4 30.cd4 Bc4-+) 27...Qc5 (27...Bd5 28.hg7 Kg7 29.Rh3-+) 28.Kf1? (better 28.Ke1 Qc6 29.hg7 Kg7 30.Nf3-+) 28...f3 (28...Qg5?! 29.Qe4 Qh6 30.Bc4 Bc4 31.Qc4 Rf7 32.Rh2-/+) 29.Bd1 (29.Qe4 fe2 30.Ke2 Qd6-+) 29...Rf4 30.Rb5 Qd6 31.hg7 (31.a5 Rh4!! 32.Rh4 Qg3-+) 31...Kg7 32.Nf3 Raf8 (better 32...Ng6 33.Rh6 Bd7 34.Rb4 ef3 35.d4-+) 33.Ke1 (33.d4 cd3 34.Qh2 Rf3 35.Bf3 Rf3 36.Kg2 Qh2 37.Rh2-+) 33...Qd3 (better 33...Rf3 34.Be2 Rh8-+) 34.Qd3=+ cd3 (worse 34...ed3 35.Re5 Kf7 36.Rh7 Kg8 37.Re6 Kh7 38.Re7 Kg6 39.Kf2+- (39.Ra7?! Rf3 40.Bf3 Rf3+=)) 35.Nd4 Bd7 36.Re5 Nc6?? (better 36...Ng6 37.Re6 Nh4 (37...Be6?! 38.Ne6 Kf7 39.Bb3=) 38.Re7 Kg6-+) 37.Nc6= Bc6 38.Re7 R8f7 39.Rf7 Rf7 (worse 39...Kf7 40.Rh7 Kg8 41.Ra7+-) 40.Rh6 Bb7 (40...Bd5 41.Bh5 Rf5 42.Rg6 Kf8 43.Rf6 Rf6 44.gf6=) 41.Re6 (better 41.Bh5!? Rf5 42.Rg6 Kf8 43.Rf6 Rf6 44.gf6=) ½–½. Duinmaijer,S – Duijs,P, Alkmaar – ACCOM Open, 1983.

8.Rb1 Qa5 9.c3 Nc6 10.Qb3 d6 A) 11.Nf3 A1) 11...Be6 12.Qb7 Kd7 13.Nd4 Nd4 14.cd4 Bd5=+; A2) 11...Rb8 12.e4 0-0 13.Bc4 Bg4 14.Qb5 Rbe8=; A3) 11...Bf5 12.Rb2 Be6 13.Qc2 Rb8 14.e3 0-0= (14...a6=); A4) 11...0-0 12.e3 Rb8 13.d4 (13.Bd3 Be6 14.Qc2 Qh5=) 13...Bf5 14.Rb2 b5=; A5) 11...a6 12.e4 (12.e3 Bf5 13.Rd1 Rb8 14.d4 0-0=) 12...0-0 13.Bc4 Ne5 14.Ne5 Qe5=; B) 11.e3 0-0 12.Nf3 Rb8 13.d4 (13.Bd3 Be6 14.Qc2 Qh5=) 13...Bf5 14.Rb2 a6=.

8.Rb1 Qa5 9.c3 Nc6 10.Qc2 A) 10...0-0 11.e3 d6 12.Rb5 Qa3 13.d4 a6 14.Rb3 Qa5+=; B) 10...a6 B1) 11.Nf3 0-0 (11...d6 12.e3 Rb8 13.Bd3 Be6 14.Be4 Nd8=; 11...Rb8) 12.e3 d6 13.d4 Bf5 14.Bd3 Bd3=; B2) 11.e3 d6 12.Bd3 Rb8 13.Nf3 Be6 14.Be4 Nd8=; C) 10...d6 11.e3 a6 (11...0-0 12.Rb5 Qa3 13.d4 a6 14.Rb3 Qa5+=) 12.Bd3 (12.Nf3 Rb8 13.d4 Be6 14.Rb2 0-0=) 12...Rb8 13.Nf3 Be6 14.Be4 Nd8=.

8.Rb1 Qa5 9.e3 0-0 (9...d6 10.c3 Nc6 11.Qc2=) 10.c3 Na6 (10...Nc6 11.Qc2=) 11.Qc2 d6 12.Rb5 Qa3 13.d4 c6 14.Rb3 Qa5 15.Bd3 f5 (15...g6 16.Ne2+=) 16.Nf3 b5 (16...Rb8 17.0-0+=) 17.0-0 Be6 (17...Bd7 18.c4+=) 18.c4+- Nc7 (18...b4 19.Ng5 Bc8 20.a3+-) 19.Ng5+= bc4 (19...Bd7 20.cb5 cb5 21.Rc3+-) 20.Bc4+- Bc4 21.Qc4 Qd5 22.Rc3 f4 (22...Nb5 23.Qd5 cd5 24.Rb3+-) 23.e4 Qc4 24.Rc4 Nb5 25.Nf3 d5 26.ed5 (26.Rc6?! de4 27.a4 ef3 28.ab5 Rad8=) 26...cd5 27.Rc5 Nd6 28.Rd5 Ne4 (28...Nf5 29.Rc5+-) 29.Re1 Nc3 30.Ra5 Rfb8 31.h4 Rb2 (31...Rb7 32.Ng5+-) 32.Rc5+- Nb5 33.Re7 a6?? (better 33...Nd6 34.Rcc7 Nf5+-) 34.Rg5 g6 35.Rd5 Rc2 (35...Nc3 36.Rdd7 Rb5+-) 36.Rdd7 Rc1 (36...Rc7 37.Rg7 Kf8 38.Rc7 Nc7 39.Rc7+-) 37.Kh2 Rc7 38.Rc7 Nc7 39.Rc7 Rb8 (39...Rd8 40.Kh3+-) 40.Ng5 1–0. antinephilehi (2030) – chpot (1925), gameknot.com, 2014.

8.c3?? Nc6?? 9.Nf3= Qa5 10.e3 d5 11.Qb3 0-0 12.Be2 Rb8 13.0-0 Bf5 14.d4 Ne7 15.Nh4 Be6 16.g3 c5 17.Ng2 c4 18.Qb2 b5 19.a3 h6 (19...g5 20.Qd2=) 20.Bd1 Bf5 21.Bc2 Bc2 22.Qc2 Qc7 23.Rfe1 a5 24.e4 b4 25.ab4 ab4 26.cb4 Rb4 27.ed5 Nd5 28.Re5 Rb5 29.Rae1 c3 30.Qf5 Qc4 31.Qe4 Nf6 32.Qe2 Qe2 33.R1e2 Re5 34.de5+= Nd5 35.Ne3 Rc8 36.Nc2 Kf8 37.Kg2 Ke7 38.Kf3= Rc4 39.Re4 Rc8 40.Ke2 f5 41.Ra4+= g5 42.Kd3 Ke6= 43.f4 gf4 44.gf4 h5 45.Ke2 Rb8 46.Kf3 Rb2 47.Nd4 Kf7 48.Rc4 Rh2 49.Nf5 c2 50.Ke4 Nb4 51.Ne3 Re2 52.f5?? Re1-+ 53.Rc7 Kf8 54.Rc8 Ke7 55.f6 Kf7 56.Kf5+- Re3 57.e6 Re6 58.Rc7 Re7 59.Re7 Kf8 60.Rc7 h4 61.Ke6 White intends f7 61...Kg8 62.f7 Kg7 63.Rc8 c1Q 64.f8Q 1–0. Barbarickiy,Yuri – Semenova,Elena, Championship Salekhard, 2007.

8.c3?? Nd3 0–1. Machukhin – Gibaidulin, corr SU 1979.

8.d4? Qd5?? (8...Qe4 9.Rc1 Na2 10.Ra1-/+) 9.a3? (9.c3 Nc6= (9...Na2? 10.Qc2+-)) 9...Nc6?? (better is 9...Qd4! 10.Qd4 Nc2 11.Kd2 Nd4-+) 10.e3= 0-0 11.c4 Qa5 12.Qd2 Qd2 13.Kd2+= b6 14.Bd3 Bb7 15.Ke2 Ne7 16.Nf3= Ng6 17.Rhe1 Rac8 18.Kf1 c5 19.d5 d6 20.Rab1 Rfd8 21.Rb5 Rc7 22.a4 Ba6 23.Rb2 f6 24.Ra1 Bc8 25.a5 ba5 26.Rb8 Rb7 27.Ra8+/- Kf8 28.Bf5 Rc7? 29.Bc8 Rdc8+= 30.Rc8 Rc8 31.Ra5 Ra8 32.Ra6 Ke7 33.h4 h5 34.g3 Nf8 35.Nd2 Nd7 36.Ne4 Nb6= 37.Ra5 Nc4+= 38.Rb5? a5-+ 39.Rb7 Kf8 40.Nd6?? Nd6 41.Rb6 Ke7 42.Rc6 c4 43.Rc7 Kf8 44.f3 a4 45.g4 g6 46.Rc6 Ke7 47.Rc7 Kd8 48.Rc6 Kd7 49.gh5 gh5 50.f4 a3 51.e4 Ne4 52.Rc4 Nd6 53.Ke2 a2 54.Rc1 a1Q 55.Ra1 Ra1 56.Ke3 Ra4 57.Kf3 Nf5 58.Kf2 Rf4 59.Kg2 Nh4 60.Kh3 Kd6 61.Kg3-+ Ra4 62.Kh2 Kd5 63.Kg1 Ra2 64.Kh1 Ke4 65.Kg1 Kf3 66.Kh1 Kg3 67.Kg1 Ra1 0–1. Gorniak,Weronika – Dziembowska,Anna, Mistrzostwa Miedzywojewodzkie Juniorek Poland, 2012.

8.e3 Qa1!! 9.Qa1 Nc2 10.Ke2 Na1 11.Kd3 d5 12.Kc3 d4 13.Kb2 de3 14.Ka1 ed2 15.Be2 Bf5 16.Nf3 0-0-0 17.Kb2 Rhe8 18.Bd1 Bg4 19.Nd2 Rd2 (19...Rd2 20.Kc1 Rd1 21.Rd1 Bd1 22.Kd1 Re6-+) 0–1. Panke,Wolfgang – Waldhauser,Guenter, corr ICCF Cup8 V152, 1990.

8.Rb1 Na2?!

9.Rb3+= 0-0 10.Qb1 Qa5? 11.Rb2 Nc3= 12.dc3 Qc3 13.Kd1 d6 14.e4 Qd4=+ 15.Bd3 Qf2 16.c3 Bg4 17.Ne2 Qg2 18.Kd2 Be2 19.Be2 Rfe8 20.Rg1 Qe4 21.Bd3 Qe3-+ 22.Kc2 c5 23.Rg3 Qe6 24.Qf1 d5 25.Rb7 Re7 26.Re7 Qe7 27.Qf5 g6 28.Qd5 Rd8 29.Qc4 a5 30.h4 Qe5 31.Qg4 h5 32.Qf3 Qe6 33.c4 Rb8 34.Bf5?? Qc4-+ 35.Qc3 Qe2 36.Kc1 Qf1 (36...Qf1 37.Kd2 Qf2 (< 37...Qf5 38.Ke2-+) 38.Kd1 Qf5-+) 0–1. Hyperboleweevil (1900) – guest1868, ICC, 2003.

9.Rb3= 0-0 10.Qb1 d6 11.e3 Qa5 12.Qb2 Be6 13.c4 c5 14.Ra3+- Qb4 15.Qa2 b5 16.Rc3 Rab8 17.Bd3 Bc4 18.Rc4?? bc4= 19.Bc4 Qb1 20.Ke2 Qa2 21.Ba2 Rb2 22.Bd5 Rc8 23.Nf3 c4 24.Rc1 c3 25.Kd3 Rc5 26.e4 cd2 27.Rd1 h6 28.Rd2 Rb1 29.Ra2 a5 30.Nd2 Rh1 31.h3 Rh2 32.Nc4 Rg2 33.Na5 Rh2 34.Nb7 Rh3 35.Ke2 Rc7 36.Nd6 Kf8 37.Nf7 Ke7 38.Ne5 Rhc3 39.Ng6 Kd7 40.Rd2 Ke8 41.e5 Rc2 42.e6 Rd2 43.Kd2 Rc5 44.Be4 (44.Be4 Rc7 45.f4+-) 1–0. Myrberg,Johnny – Svensson,Hakan, corr SSKK lag–SM, 1989.

9.Rb3 Qa5 10.Qa1 d6 11.Qg7 Rf8 12.Qb2 Be6 13.Rb7 c6 14.Qf6 Qd8 15.Qd8 Kd8 16.e4 a5 17.Rb2 Kc7 18.f4 f5 19.ef5 Rf5 20.Ne2 Re8 21.d4 Bf7 22.g3 a4 23.h4 Nc3 24.Kd2 a3 25.Kc3 ab2 26.Kb2 Rb5 27.Kc1 Bc4 28.Rh2 c5 29.Rf2 cd4 30.Nd4 Re1 31.Kd2 Rf1 32.Nb5 Bb5 33.Rf1 Bf1 34.Ke3 Bh3 35.Ke4 h5 36.Kd5 Kd7 37.c3 Bg2 38.Kd4 Ke6 39.Ke3 Kf5 40.Kf2 Bb7 41.Kg1 Kg4 42.Kf2 Bd5 43.Ke3 Kg3 44.Kd4 Bf7 45.Ke4 d5 46.Ke5 Kh4 47.c4 dc4 48.Kf6 Bg8 49.Kf5 c3 50.Kg6 c2 51.Kf6 c1Q 52.Ke5 Qd2 53.Ke4 Bf7 54.Kf5 Qd5 55.Kf6 Qe6 56.Kg7 Bg8 57.f5 Qf7 58.Kh6 Qf6# 0–1. Betsy516 – Averno031, computer chess game, 2001.

9.Rb3 Qa5 10.Qa1 d6 11.Qg7 Rf8 12.Qb2 Be6 13.Rb7 c6 14.Qf6 Qd8 15.Qd8 Kd8 16.e4 a5 17.Rb2 Kc7 18.f4 f5 19.ef5 Rf5 20.Ne2 Re8 21.d4 Bf7 22.g3 a4 23.h4 Nc3 24.Kd2 a3 25.Kc3 ab2 26.Kb2 Rb5 27.Kc1 Bc4 28.Rh2 Rd5 29.Rf2 Be2 30.Re2 Re2 31.Be2 Rd4 32.h5 d5 33.f5 Ra4 34.g4 h6 35.c3 c5 36.Bf3 Kd6 37.Be2 Ra1 38.Kd2 Ra2 39.Ke1 c4 40.Kd1 Rb2 41.Bf3 Rb3 42.Be2 Rc3 43.Ke1 Rc1 44.Kd2 Rh1 45.Bd1 c3 46.Kc2 Rf1 47.f6 d4 48.f7 Rf7 49.Kd3 Rf2 50.Ke4 c2 51.Bc2 Rc2 52.Kf4 Rg2 53.Ke4 Rg4 54.Kd3 Kc5 55.Kd2 Re4 56.Kd3 Re3 57.Kd2 Kc4 58.Kc2 d3 59.Kd2 Re2 60.Kc1 Rf2 61.Kd1 Kc3 62.Ke1 Rf4 63.Kd1 Rf1# 0–1. Betsy516 – Averno031, computer chess game, 2001.

8.Rb1 a5

9.a3 Nc6 10.Nf3 Qe7 11.Qc1 0-0 12.e3 d5 13.Qb2 b6 14.Bb5 Qd6 15.0-0 f6 16.c4 Be6 17.d4 Ne7 18.cd5 Bd5 19.Nd2 f5 20.Rfc1 Kh8 21.Qc3 Rfc8 22.Nc4 Qg6 23.g3 Qe6 24.Ne5 Rd8 25.Bd3 Rdc8 26.Rb5 Rf8 27.f3 Ng6 28.Bc4 Bc4 29.Qc4 Qc4 30.Nc4 Rae8 31.Kf2 Kg8 32.h3 Rf6 33.g4 fg4 34.hg4 Ref8 35.f4 Nf4 36.ef4 Rf4 37.Ke3 Rg4 38.Ne5 Rg3 39.Ke4 Ra3 40.Rc7 Ra1 41.Rb6 Re1 42.Kd5 Rg1 43.Ra7 h5 44.Ra5 h4 45.Ra3 Rh1 46.Rg6 Rd8 47.Ke6 Re8 48.Kd7 Rf8 49.d5 1–0. Baruch,Desmond (2015) – Perkins,Mike (2130), redhotpawn.com, 2012.

9.a3 Nc6 10.Nf3 Qe7 11.Qc1 b6 12.e3 Ne5 13.Ne5 Qe5 14.d4 Qg5 15.Rb5 Qg6 16.Bd3 Qc6 (16...Qg2?? 17.Re5 Kf8 18.Be4 Qe4 19.Re4+-) 17.c4 d6 (17...Qg2?? 18.Re5 Kd8 19.Be4+-) 18.Qc2 Bb7 (18...Qg2?? 19.Be4 Qh3 20.Ba8+-) 19.f3 Qd7 20.Be4 Rb8?? (better is 20...d5 21.Bd3 Qe7=) 21.Bb7+- Rb7 22.Qe4 Qe7 23.Qc6 (better is 23.Qb7 Qe3 24.Kf1+-) 23...Kd8+/- 24.Qb7 (24.e4!? Rb8 25.Rf5+=) 24...Qe3= 25.Kf1 Qd3?? (better is 25...Re8 26.Rb1 Qe2 27.Kg1 Qe3 28.Kf1 Qe2 29.Kg1 Qe3 30.Kf1=) 26.Kf2+- Qd2 27.Kg3 Qg5 28.Rg5 (28.Rg5 Kd7 29.d5 b5 30.Rg7 Rf8 31.Re1 a4 32.Rf7 Rf7 33.Qc6 Kd8 34.Re8#) 1–0. Sipila,V (2345) – Saemundsson,B (1920), MP Reykjavik Open, 2011.

9.a3 Nc6 10.Nf3 Qe7 11.e3 0-0 12.d3? b6 (12...Qa3 13.d4-/+) 13.Be2 (13.Qc1 d6=) 13...Bb7 (13...Qa3 14.d4-/+) 14.0-0 (14.Qc1 Ne5=) 14...Qf6 (better 14...Qa3!? 15.d4 a4-/+) 15.c4 Qg6 16.d4 d6 17.Bd3 Qh5 (17...f5 18.Re1+=) 18.d5 Ne5 19.Ne5 Qe5 20.Qc2 g6 21.Rbe1 f5 22.e4 f4 23.g3 (23.Be2 Bc8+=) 23...g5 24.Kh1 Rf6 25.Qc1 Raf8 26.Qa1 Qa1 27.Ra1 fg3 28.fg3 Kg7 (28...Rf2 29.Rae1=+) 29.Kg2 Rf1 30.Rf1 Rf1 31.Bf1 Kf6 32.Kf3 h5 33.Ke3 Ke5 34.Be2 h4 35.gh4 gh4 36.Bg4 Ba6 37.Kd3 (37.Be2 Bc8=) 37...Kf4 (better 37...b5 38.cb5 Bb5 39.Ke3 c5=) 38.h3 (better 38.Bd7=) 38...b5-/+ 39.cb5 (39.Kd4!?-/+) 39...Bb5-+ 40.Kd4 Ba4 (40...Bf1 41.e5 de5 42.Kc5-+) 41.Kd3 (41.Be6 Bd1-/+) 41...Be8 42.Bf5 Bh5 43.Kd4 Be2 44.Bd7 Bf1 45.Be6 Kg3 46.e5 de5 47.Ke5 Bh3 48.Ke4 (48.Kd4 Bg4 49.Ke3-+) 48...Bg2 (better 48...Bg4 49.Ke3 h3 50.Bg4 Kg4-+) 49.Ke3 h3 50.Bh3 Kh3?? (better 50...Bh3 51.Kd4 a4-+) 51.Kd4= Kg4 52.Kc5 Kf5 53.d6 cd6 54.Kd6 Ke4 55.Kc5 Kd3 56.Kb5 a4 57.Ka4 Bd5 58.Kb4 Kd4 59.a4 Ke5 60.Kc5 Bb7 61.a5 Be4 (61...Ba6 62.Kb4=) 62.Kb6 (62.a6 Ke6 63.a7=) 62...Bd3= 63.a6 Ba6 ½-½. cipiripi (2250) - pacal56 (2175), Rated Blitz game, lichess.org, 2015.

9.Rb3 0-0 10.a3 A) 10...Nc6 11.Nf3 (11.e3 a4 12.Nf3 Qe7 13.Rc3 d5 14.Be2 Re8 15.d4 h6 16.0-0 Qd6 17.Qd2) 11...Qd5 12.e3 b6 13.c4 Qc5 14.d4 Qe7 15.Bd3 a4 16.Rc3 d6 17.0-0; B) 10...Nd5 11.Nf3 (11.e3 a4 12.Nf3 Qe7 13.Rd3 Nf6 14.Qa1 Re8 15.Rd4 d5 16.Bb5 c6 17.Bd3; 11.c4 a4 12.Rg3 Nf6 13.Qb1 Ra6 14.Nf3 Rb6 15.Qc1 Qb2 16.Qb2 Rb2 17.d3) 11...Qe7 12.e3 a4 13.Rd3 Nf6 14.Qa1 Re8 15.Rd4 d5 16.Bd3 c5 17.Rh4.

9.Rb3 0-0 10.e3 A) 10...Qe7 11.c3 (11.a3 Nd5 12.Nf3 a4 13.Rd3 Nf6 14.Qa1 Re8 15.Rd4 d5 16.Bd3 c5 17.Rh4; 11.Rb2 b6 12.c3 Nd5 13.Nf3 Re8 14.Bb5 Qf6 15.0-0 c6 16.Bd3 Ba6 17.Ba6; 11.Qb1 b6 12.c3 Nd5 13.Bd3 g6 14.Nf3 a4 15.Rb2 Bb7 16.0-0 Qd6 17.h3) 11...Nd5 12.Nf3 d6 13.Be2 b6 14.0-0 Bd7 15.Rb2 a4 16.Qc2 Ra5 17.Nd4; B) 10...Qd6 11.c3 (11.Qb1 b6 12.c3 Nd5 13.Bd3 a4 14.Rb2 Bb7 15.Nf3 a3 16.Rb3 Nf6 17.0-0; 11.a3 Nd5 12.c4 Nf6 13.Nf3 Re8 14.d4 b6 15.Bd3 Bb7 16.0-0 Bc6 17.Qe2; 11.Nf3 a4 12.Rb2 Re8 13.c3 Nd5 14.Bc4 a3 15.Rb1 Ra5 16.Nd4 b6 17.Nb5) 11...Nd5 12.Nf3 a4 13.Rb1 b6 14.Bc4 Bb7 15.0-0 Ra5 16.Nd4 Qg6 17.Qc2; C) 10...Qe4 11.Rc3 (11.Rb2 Re8 12.Nf3 b6 13.a3 Nd5 14.Bd3 Qe7 15.Qa1 Ba6 16.0-0 Bd3 17.cd3) 11...c6 12.Nf3 Na2 13.Rc4 Qe7 14.c3 b5 15.Rf4 d5 16.Qb1 Qa3 17.Bd3.

9.Rb3 0-0 10.Nf3 Qf6 (10...Qf5 11.Qb1=+ (11.Nd4 Qd5 12.e3 Re8 13.Nb5 Na6 14.Qf3 Qf3 15.gf3 Re7 16.Rc3 d6 17.Rg1; 11.Rb2 Re8 12.e3 Qg6 13.a3 Nc6 14.Bd3 Qd6 15.Qa1 b6 16.Qa2 h6 17.Rb5; 11.Rc3 Nd5 12.Ra3 Qf6 13.c3 d6 14.e3 Qg6 15.h4 Nf6 16.d4 Be6 17.Bd3) 11...Re8 12.e3 b6 13.a3 Na6 14.Rb5 Qf6 15.Bc4 Nc5 16.d4 Ne4 17.Re5; 10...Qe7 11.h4 (11.a3 Nd5 12.e3 a4 13.Rd3 Nf6 14.Qa1 d5 15.Qe5 Re8 16.Qe7 Re7 17.Rd4; 11.g3 Qe4 12.d3 Qc6 13.c4 Na2 14.Qa1 Qa4 15.Nd2 b6 16.Bg2 Rb8 17.Qb2; 11.h3 a4 12.Re3 Qc5 13.c3 Na2 14.Re4 Qa3 15.e3 d5 16.Rf4 Bd7 17.Be2; 11.Qb1 d6 12.c4 Re8 13.a3 Nc6 14.e3 g6 15.Be2 b6 16.0-0 Qf6 17.d4; 11.Re3 Qc5 12.Rc3 Qd6 13.e3 Na2 14.Rc4 Nb4 15.c3 Nd5 16.Bd3 b6 17.Qb1) 11...d6 12.a3 Nd5 13.e3 a4 14.Rb1 b6 15.Nd4 Bb7 16.Qg4 Qe5 17.Nf3; 10...Qc5 11.c3 Nd5 12.e3 Re8 13.Be2 b6 14.0-0 Bb7 15.Nd4 Qd6 16.Qc2 g6 17.a4; 10...Qe4 11.Qb1 f5 12.c3 Nd5 13.Qe4 fe4 14.Ng5 Nf6 15.g3 d5 16.Bh3 Bh3 17.Nh3) 11.c3= (11.a3 Nd5 12.c4 a4 13.Rb5 Nf4 14.e3 Re8 15.g3 Ne6 16.Bg2 d6 17.0-0; 11.e3 b6 12.a3 Nc6 13.Bd3 a4 14.Rc3 Bb7 15.0-0 g6 16.Qe2 Rfe8 17.h3) 11...Nc6 (11...Nd5 12.e3= (12.c4 Nb4 13.a3 Nc6 14.e3 Re8 15.Bd3 a4 16.Rc3 d6 17.Qb1) 12...a4 13.Rb1 Qg6 14.h4 Re8 15.h5 Qh6 16.Bb5 c6 17.Ba4) 12.g3 (12.e3 b6= (12...a4 13.Rb5 b6 14.Qc2 g6 15.Bd3 Ba6 16.Rb1 Qd6 17.Ba6) 13.Bb5 d5 14.0-0 Bg4 15.Bc6 Qc6 16.h3 Bh5 17.Qe2) 12...b6 (12...a4 13.Rb2=+ a3 14.Rb3 Re8 15.Bg2 b6 16.0-0 Ra5 17.Re1) 13.Bg2 (13.Bh3 h6=+ (13...Ba6 14.d3 a4 15.Ra3 Bc8 16.0-0 Qe7 17.Ra4) 14.0-0 Re8 15.d4 d5 16.Bc8 Rac8 17.Qd3) 13...Ba6 (13...Re8 14.0-0=+ Ba6 15.d3 a4 16.Ra3 Bb7 17.Re1) 14.0-0 (14.Qc2 Rae8 (14...a4 15.Rb1 Qe6 16.d3 Rae8 17.Nd4) 15.d3 a4= 16.Rb1 Qe6 17.Nd4) 14...Rae8 (14...a4!? 15.Rb1 Qe6-/+ (15...Bc4 16.Ra1 Ra5 17.d3) 16.d3 Qa2 17.Ra1) 15.Re1= (15.d3 h6 16.Qd2 d5 17.Rc1) 15...Bc4 (15...Re6 16.d3= Rd6 17.d4) 16.Rb2 Ne5 (16...h6 17.d4=) 17.Ne5 (17.d3 Ba6=) 17...Re5 18.d4 (18.e4 Qe7=) 18...Rh5 (18...Re6 19.e4=) 19.Qc1 (19.e4 Rh6+=) 19...d5 (19...Re8 20.e4=) 20.e4+= de4 21.Re4 (21.Be4 g6+=) 21...Bd5= 22.Re1 Bg2 23.Kg2 Qc6 24.f3 Rf5 (24...f5 25.Qc2+=) 25.Qe3+= h6 (25...g6 26.Rbe2+=) 26.Rbe2 (26.Qd3 Rg5+=) 26...Rd8 27.Qd3 ½–½. De Kruif,Kees (2050) – Thurlow,Kevin J (2120), 31st Guernsey Open, Cobo Bay GCI, 2005.

9.Rb3 Na2? 10.Re3 Qe3 11.fe3 +-.

9.e3 Qe4 10.Rb2 d5 (10...0-0 11.d4=) 11.a3 Nc6 12.Nf3 (12.d4 0-0=) 12...Qg6 (12...Qe7 13.Qa1=) 13.Bd3 (13.d4 0-0=) 13...Qg2 (13...Qd6 14.Rb3=) 14.Rg1+= Qh3 15.Rg7 Bg4? (15...Qe6 16.Rg3+= (16.Bh7?? Qf6 17.d4 Qg7-+; 16.Rh7 Rh7 17.Bh7 Qf6+=)) 16.Be2?? (better is 16.Ng1 Bd1 17.Nh3+-) 16...0-0-0 (16...Nd8 17.d4+=) 17.Ng1 (17.Rf7?! Qg2 18.Bf1 Qh1+=) 17...Be2 18.Nh3 (worse is 18.Ne2 Ne5 19.Ng3 Qh2-/+; 18.Qe2?! Qh2 19.Qb5 Qh5 20.Qb7 Kd7=) 18...Bd1 19.Kd1 d4 (19...Rdg8 20.Rf7 Ne5 21.Rf5+/-) 20.Rb5 f6 21.Rf5 Rhf8 (21...Ne5 22.Ke2+/-) 22.Rh7 de3 23.fe3 Ne5 (23...Rh8!? 24.Rh8 Rh8+/-) 24.Nf4+- Rd6 (24...Rh8 25.Rh8 Rh8 26.h3+-) 25.Ke2 b6 (25...Re8 26.d3+-) 26.d3 Rd7 (26...Re8 27.h4+-) 27.Rh6 Rd6 28.Rh7 Rd7 ½–½. Koerner,Helmut (1725) – Glatthor,Thomas (1960), 6th Berlin–ch Seniors, 2010.

9.Nf3 Qe4 10.Rb2 0-0 11.Qb1 b6 (11...d6 12.c3 Qb1 13.Rb1=) 12.c3 Qb1 13.Rb1 Nc2 (worse 13...Na2 14.Ra1 Nc3 15.dc3+-) 14.Kd1 Na3 15.Rb3 Nc4 16.Nd4 (16.e4 Nd6 17.Bd3 Bb7=) 16...Bb7 (16...d5 17.e3=+) 17.f3 a4 18.Rb1 Na3 19.Rb2 1–0. marekt – emmasdad, ChessWorld.net, 2015.

9.Nf3 Qe7 10.e3 d5 11.c3+= Nc6 12.Rb5 Qa3 13.Qc2 Ne7 14.Bd3 c6 15.Rb6 h6 16.0-0 0-0 17.Rfb1 Qd6 18.c4 dc4 19.Bc4 Nd5 20.Bd5 Qd5 21.e4 Qh5 22.d4 Rd8 23.Qc3 Qg6 24.Re1 Re8 25.Ne5 Qg5 26.Re3 Qd8 27.Rb1 Qc7 28.a4 Ra6 29.Qc5 Re6 30.Qc4 Rb6+= 31.Rb6 Qb6 32.Rb3 Qc7 33.f4 Kh7 34.d5 Rf6 35.g3 Bh3 (35...Bh3 36.Qc1 Qd6+/-). Hirtreiter,Michael – Kordonowski, BdF, 1988.

9.Nf3 Qf6 10.c3 Nc6 (worse is 10...Na2 11.Qc2 Nc3 12.dc3+/-) 11.g3 b6 12.Bg2 Bb7 13.0-0 0-0 14.d4 d5 15.Nd2 Ne7 16.e4 de4 17.Ne4 Be4 18.Be4 Rad8 19.Rb5 Rfe8 20.Qc2 h6 21.Re1 Nc8 22.Re2 Nd6 23.Re5 Ne4 (23...Re5? 24.de5 Qe6 25.ed6 Qd6 26.Qb3+-) 24.R2e4 Re5 ½–½. De Kruif,K (2060) – Dines,S (1900), 33rd Fortis Open, Guernsey GCI, 2007.

9.Nf3 Qf6 10.e3 Na2 11.c3+/- Nc3 12.dc3 Qc3 13.Nd2 c6 14.Rb3+- Qe5 15.Nc4 Qc7 16.Nd6 Kf8 17.Rd3 g6?? 18.Qb3 (18.Qb3 Qd6 19.Rd6+-; 18.Nc8?! d5+/-) 1–0. St_Jean,Benoit – Rantalahti,Antti, IECG, 2000.

8.Rb1 c5

9.a3= Nc6 10.Nf3 Qe6 11.e3 d5 12.d4 c4 13.Bc4 dc4 14.d5 Qd7 15.dc6 Qc6 16.0-0 0-0 17.Qd4 b6 18.Ne5 Qc7 19.Rbd1 b5 20.Qd6 Qd6 21.Rd6 Bf5 22.c3 Rfd8 23.Rfd1 Rd6 24.Rd6 a6 25.f3 Re8 26.e4 Bc8 27.Nc6 Kf8 28.Kf2 f5 29.e5+= f4 30.g3 fg3 31.hg3 Bb7 32.Nd8 Bc8 33.f4 (33.f4 g5 34.Rf6 Kg8 35.Nc6+=). Steinmann,Joachim – Figiel,Rafal, corr or01–002 E–mail, 2001.

9.a3= Nc6 10.Nf3 Qe7 11.e3 0-0 12.Bc4 d6 13.0-0 Bg4 14.d4 cd4 15.ed4 Bf3 16.Qf3 Rac8 17.Rfd1 b6 18.c3 Na5 19.Ba6 Rc7 20.Re1 Qd7 21.Bd3 g6 22.Bb5+/- Qc8 23.Re3 Nc4 24.Bc4 Rc4 25.h3 Qa6 26.Qd5+= Qc8 27.Rb3 Rc6 28.Re7 Rc3 29.Rc3 Qc3 30.Qd6 Qa5 31.Kh2+/- b5 32.Rb7 Qe1 33.f3 Qa5 34.d5 (34.d5 Kg7 35.Qb4 Qb4 36.ab4+/-) 1–0. Kellerman – Incelli, corr ICCF TT–4–90 SF, 1994.

9.e3 0-0 10.c3 Nc6 11.d4 Qe7 12.Bd3 d6 13.Ne2 cd4 14.cd4 d5 15.Rb5 Rd8 16.Nf4+/- Be6 17.Ne6 fe6 18.Qb1 Qh4 19.Rb7 Rab8 20.0-0 Rf8 21.Qb5 Rbc8 22.f3 a5 23.Rb6 Ne7? 24.Re6+- (24.Re6 Kf7 25.Ra6+-) 1–0. Binder,Klaus (1605) – Baermann,Joachim (1880), DESC, 2002.

9.Nf3 Qe6 10.Rb3 0-0 11.a3= Na6 12.e3 d5 13.d4 c4 14.Rb1 Nc7 15.c3 b5 16.Qc2 Qf6 17.Rb2 Bf5-/+ 18.Qc1 Qe7 19.Rd2 a5 20.Be2 Rfb8 21.Ne5 Qd6 22.h3 f6 23.g4 Be6-/+ 24.Nf3 b4 25.a4 bc3 26.Qc3-/+ Rb3 27.Qc2 Bd7 28.0-0 Ba4 29.Bc4 Rb4 30.Bd5 Nd5 31.Qc5 Qc6 32.Rc1 Rc8 33.e4 Ne7 34.Qc6 Rc6 35.Rc6 Nc6 36.d5 Ne5 37.Ne5 fe5 38.f3 Rd4 39.Ra2 Kf7 40.Kg2 Rc4 (40...Rc4 41.Rd2 Rc2-+) 0–1. Skaug,Thorbjorn – Lea,Per, Nakskov, 1989.

9.Nf3 Qf5 10.d3 (10.Rb2 0-0=) 10...d5 (10...Na2 11.Qd2 Nb4 12.e4-/+) 11.a3 (11.c3 Nc6=) 11...Nc6 12.g3 0-0 13.Bg2 Re8 14.0-0 b6 15.c4 Bb7 (15...dc4 16.dc4 Qf6 17.Nd2=+) 16.cd5 (16.Nh4!? Qd7 17.cd5+=) 16...Qd5=+ 17.Nd2 Qd7 18.Qa4 (18.Ne4 Rad8=+) 18...Rad8 (18...Re2 19.Ne4 Ne5 (worse 19...Qd3 20.Rfd1 Qc2 21.Qc2 Rc2 22.Nd6+/-) 20.Qd7 Nd7-/+) 19.Nc4? (better 19.Rfe1!?=+) 19...Nd4-+ 20.Qd7 Ne2 (20...Rd7?! 21.Bb7 Rb7 22.Nd6=) 21.Kh1 Bg2 (21...Rd7?! 22.Bb7 Rb7 23.Nd6=) 22.Kg2 Rd7 23.Rfe1 Rde7 24.Ne3 Nd4 25.a4 g6 26.a5 b5 27.Rec1 Rc8 28.Nd5 Re5 29.Nf6 Kg7 30.Ne4 Rd5 (better 30...c4-+) 31.Nc3=+ Rd7 32.Nb5 Nb5 (32...Ne6 33.Rc3=+) 33.Rb5= Rd3 34.Rbc5 Rc5 35.Rc5 Ra3 36.h4 (36.g4 h6+=) 36...h5= 37.Rb5 Kf6 38.Rc5 Ke6 (38...Kg7 39.Kf1=) 39.Rb5 (better 39.Rc6 Kd5 40.Ra6+/-) 39...f6 40.f3 Ra2 41.Kh3 Ra4 42.g4 hg4 43.fg4 Ra3 44.Kg2 White plans h5 44...f5 (44...Kd6 45.h5 Ra2 46.Kf3 Ra3 47.Ke2 Ra2 48.Kd3 Ra3 49.Kc2 Ra2 50.Kb3=) 45.h5 (45.gf5 gf5 46.h5 Kf6=) 45...fg4 46.h6 Rh3 47.Rb7 Rh6 48.Ra7 Rh3 49.Ra8 Ra3 50.a6 Kf5 51.a7 (51.Rf8!? Kg5 52.Ra8=) 51...Kg5 52.Kf2? (better 52.Kh2!?=+) 52...g3-+ 53.Kg2 Kg4 54.Rb8 (54.Rg8 Ra2 55.Kg1 Ra7 56.Rg6 Kh4-+) 54...Ra2 55.Kf1 Ra7 56.Rb4?? (56.Rd8-+) 56...Kh3 57.Rb2 (57.Rb1 Kh2 58.Rb2 Kh1-+) 57...g5 (better 57...Ra1 58.Ke2 g2 59.Rb3 Kh2 60.Kd3-+) 58.Rc2 (58.Rb1-+) 58...Ra1 59.Ke2 g2 60.Rc3 Kh2 61.Rc1 g1Q (61...Rc1 62.Ke3 g1Q 63.Ke4 Rc4 64.Kf5 Qb6 65.Ke5 Qb5 66.Ke6 Rc6 67.Ke7 Qb7 68.Ke8 Rc8) 62.Rg1 Rg1 63.Kf2 g4 Black prepares g3 64.Ke2 g3 65.Kf3 (65.Kd3 g2 66.Kd4 Rd1 67.Kc3 g1Q 68.Kb3 Rd3 69.Kb4 Qb1 70.Kc5 Qc2 71.Kb5 Rb3 72.Ka5 Qa2) 65...g2 (65...Rf1 66.Ke4 g2 67.Ke3 g1Q 68.Ke4 Qg4 69.Ke5 Rf5 70.Kd6 Qg6 71.Kd7 Rf7 72.Kd8 Qg8) 66.Kf2 (66.Ke4 Re1 67.Kd4 g1Q 68.Kc4 Rd1 69.Kb4 Rc1 70.Kb5 Qc5 71.Ka4 Qb6 72.Ka3 Ra1) 66...Rf1 67.Ke2 g1Q 68.Kd3 Qf2 (68...Qg4 69.Kc2 Rf3 70.Kc1 Rf2 71.Kb1 Qd1) 69.Kc3 (69.Ke4 Qf4 70.Kd3 Rc1 71.Ke2 Qe4 72.Kd2 Rc2 73.Kd1 Qe2) 69...Re1 (69...Qc5 70.Kd3 Qd5 71.Kc2 Rf2 72.Kc3 Rf3 73.Kb4 Rb3 74.Ka4 Qb5) 70.Kc4 Re3 71.Kd4 (71.Kc5 Qf5 72.Kb4 Re4 73.Kc3 Qf3 74.Kd2 Re2 75.Kc1 Qf1) 71...Qd2 72.Kc4 (72.Kc5 Rc3 73.Kb5 Qb2 74.Ka4 Ra3) 72...Rc3 73.Kb4 (73.Kb5 Qb2 74.Ka4 Ra3) 73...Qb2 74.Ka4 Ra3 0-1. cipiripi (2240) - tamik (2325), Rated Blitz game, lichess.org, 2015.

8.Rb1 Qc5

9.c3 Na2 10.Qc2 Qc4 11.Rb2 Nc3 12.e3 +/-.

9.c3 Nc6 10.Nf3 0-0 11.e3 =.

9.c3 Nc6 10.Nf3 b6 11.Qc2 0-0 12.e3 Bb7 13.d4 Qe7 14.Bd3+= g6 15.0-0 Nd8 16.e4 f6 17.Rfe1 Ne6 18.Bc4 Kg7 19.a4 f5 20.Bd3 fe4 21.Be4 c6 22.a5+/- b5 23.c4 d5 24.a6 de4 25.ab7 Qb7 26.Qe4 Nc7 27.cb5 Nd5 28.Qe5 Kh6 29.Re4 Nf6 30.Rh4 Kg7 31.Ng5 Kg8 32.Qe6 Kh8 33.Rf4 Qg7 34.bc6 Rae8 35.c7! h6? 36.Qh3 h5 37.Ne6 Qe7 38.d5! Nd7 39.d6! (39…Rf4 40.de7+- (40.Nf4?? Qe1 41.Re1 Re1); 39.Nf8?? Qe1 40.Re1 Re1) 1–0. Kellermann – Stobbe,Arthur, corr ICCF TT–4–90 SF, 1995.

9.c3 Nc6 10.Nf3 b6 11.Qc2 0-0 12.e3 Bb7 13.d4 Qh5 14.Be2 =.

9.c3 Nc6 10.Nf3 b6 11.Qc2 Qe7 12.d4 =.

8.Rb1 Nc6

9.Rb3 0-0 10.Nf3 Qa5 11.a3 d6 12.e3 b6 13.Qa1 Be6 14.Rb5 Qa4 15.Qb2 f6 16.Rh5 Ne5 17.Nd4 Bd5 18.Bb5 Qa5 19.f4 Bg2 20.fe5 Bh1 21.ef6 (21...a6 22.fg7+-) 1–0. marekt – Pierre_Manisse, ChessWorld.net, 2004.

9.Rb3 0-0 10.Nf3 Qf6 11.e3 d5 12.d4 Bg4 13.Rb7 Qe7 14.Bd3 Rab8 15.Rb8 Rb8 16.0-0 Nb4 17.h3 Bh5 18.g4 Bg6 19.Bg6 hg6 20.a3 Na2 21.Qd3 Rb6 22.Ra1+- Rb2 23.c4 c6 24.cd5+- cd5 25.Rb1 Rb1 26.Qb1 Nc3 27.Qb3 Qc7 28.Ne5 Ne2 29.Kg2 Qc3 30.Qb8 (30…Qc8 31.Qc8 Kh7 32.Nf7 Nf4 33.ef4 g5 34.f5 a6 35.Qh8#) 1–0. marekt – Bob_Essl, ChessWorld.net, 2004.

9.Rb3 0-0 10.Nf3 Qf6 11.e3 Re8 =.

9.Rb3 0-0 10.Nf3 Qf6 11.g4 Nd4 12.Nd4 Qd4 13.Rg3 (13.e3 Qd5 14.Rg1 c6+=) 13...Qd5-/+ 14.Bg2 Qa2 15.h4 a5 16.Qc1 Ra6 17.f4 Re8 18.Ra3 Qc4 19.d3 Qe6 20.Bf3 d5 21.h5 Qe7 22.f5 d4 23.Ra4 c5 24.e4 b5 25.Ra1 Bb7 26.Kf2 c4 27.h6 cd3 28.cd3 Rc8 29.Qf4 b4 30.hg7-/+ Rc2 31.Kg3 Qc7 32.g5 f6?? 33.g6+- Qf4 34.Kf4 hg6 35.Rh8 Kg7 36.Rah1 (36.Rah1 g5 37.Kg4 Rh2 38.R1h2 Be4 39.R2h7#) 1–0. Myrberg,Johnny – Johansson,Christer, corr SSKK lag–SM, 1989.

9.c3 0-0 10.e3 b6 11.Nf3 Qf6 12.Qc2 Bb7 13.d4 d6 14.h4 (14.Bd3 h6+=) 14...g6 (14...Ne7 15.Ng5 Qh6 16.Bd3=) 15.Be2 Ne7 16.c4 (16.h5 g5+=) 16...c5 (16...h5 17.e4=) 17.d5+= Nf5 (17...Bc8 18.Qb2 Qg7 19.Nd2+=) 18.g4 White prepares the advance h5 18...Ng7 19.h5 Bc8 20.Nd2 Qe5 21.Nf3 (21.Qe4 Qf6+=) 21...Qf6 22.Nh4 (22.hg6 fg6 23.g5 Qd8=) 22...Bd7 (22...g5 23.Ng2=) 23.Kd2 (23.Ng2 g5+=) 23...Rab8 (23...Qf2 24.hg6 Bg4 25.gh7 Kh8 26.Qd3+-) 24.f4 (24.hg6 fg6 25.f3 a6=) 24...a6 (24...Qe7 25.Ng2=) 25.Bd3 (25.hg6 fg6 26.Nf3 Rbe8=) 25...Ne8 (better 25...Bg4!? 26.hg6 fg6=+) 26.hg6 fg6 27.Bg6 (27.f5 g5 28.Nf3 h6+=) 27...hg6+- 28.Ng6 (worse 28.Qg6 Qg7=+) 28...b5?? (better 28...Rf7 29.Rbg1 Qg7+-) 29.Rh8 Kg7 (29...Qh8 30.Nh8 Bf5 31.gf5 Nf6+-) 30.Rf8 Qg6 (30...Qf8 31.Nf8 Kf8+-) 31.Rg8!! (31.Rg8 Kg8 32.Qg6 Kf8 33.Rh1+-) 1–0. Mittelstaedt,Joel (1605) – Kieslich,Aaron (1740), GER–chT U14, 2010.

9.e3 0-0 10.Nf3 Qe6 11.c4 d5 12.cd5 Qd5 13.Qb3 Qa5 14.Bc4 Bf5 15.Rc1 Ne5 16.Ne5 Qe5 17.0-0 b6 18.d4 Qd6 19.Bd5 Rad8 20.e4 Bc8 21.Rc6 Qf4 22.g3 Qg4 23.Rc7 Qh3 24.Rf7 Kh8 25.Rc1 Bg4 26.Rf8 Rf8 27.e5 g5 28.Bg2 Qh6 29.d5 Qg6 30.e6 h5 31.Qb2 Kh7 32.Re1 Qf5 33.Be4 Time forfeit 1-0. cipiripi (2215) - AMADAN (2200), Rated Blitz game, lichess.org, 2015.

9.Nf3 Qe7 10.Rb3 0-0 11.g3 Ne5 12.Ne5= Qe5 13.Bg2 c6 14.0-0 d5 15.f4 Qc7 16.e4 de4=+ 17.Be4 Be6 18.Re3 Ba2 19.Qh5 g6 20.Qg5 f5 21.Bf3 Rfe8 22.g4 Re3 23.de3 fg4 24.Bg4 Qd8 25.Qd8= Rd8 26.Ra1 Bd5 27.Ra7 c5 28.Ra5+= b6 29.Rb5 Rb8 30.Be2 Bc6 31.Rb2 b5 32.Kf2 Kf7 33.Ra2 Rb7 34.Ra6 Be4 35.Bf3 Bf3 36.Kf3 h6 37.Rc6 c4 38.Rc5 Rb6 39.h4 Ke6 40.e4 h5 41.f5 Kf7 42.Kf4+/- Kf6?? 43.e5+- Kf7 44.Rc7 Kf8 45.f6 Re6 46.Rb7 (46.Rb7 b4 47.Rb4+-) 1–0. nogumo – helrobe, mySchach.de, 2005.

8.Rb1 Qe4

9.a3 Nc2.

9.Rb2 a5 10.Nf3 d6 11.a3 Nd5 12.d3 Qe7 13.e4 f5 14.Nd4 0-0 15.Qf3 Qe5 16.Rb3 a4 17.Rb5 c6 18.Rb1 Nc3 19.Nc6 bc6 20.Rb4 Nb5 21.Qe3 Qc3 22.Kd1 Na3 23.Qd2 Qd2 24.Kd2 fe4 25.Re4 Rf2 26.Re2 Rf6 27.Re8 Kf7 28.Re1 Rb8 29.Be2 Rb2 30.Rc1 Nb5 31.Bh5 g6 32.Bf3 Bd7 33.Ra1 a3 34.Kc1 Nc3 35.Re1 Na2 36.Kd2 d5 37.Re2 Bf5 38.h4 h6 39.h5 g5 40.Re5 Be6 41.Ree1 g4 42.Be2 d4 43.Bd1 g3 44.Re4 Rf2 45.Ke1 Nc3 46.Re5 Rg2 47.Ra5 Rbc2 48.Ra7 Kf6 49.Rf7 Kf7 50.Bc2 Re2 51.Kf1 Bh3 52.Kg1 Rg2 53.Kf1 Rh2 54.Kg1 Ne2# 0–1. Betsy516 – LambChop1088, computer chess game, 2001.

9.Rb2 c5 10.e3 0-0 11.a3 Nd5 12.Qf3 Qe5 13.d4 cd4 =.

9.c3 Nd3.

9.Rb2 0-0

10.c3 Nd3.

10.d4 Nc6 11.e3 Re8 12.Nf3 Qe7 13.Qd2 d6 =.

10.d4 Nd5 11.Qd3 Qe7 12.c4 Nf4 13.Qd2 Qf6 =.

10.e3 a5 11.d4 d6 12.a3 Nc6 13.Nf3 Qg4 +=.

10.e3 c5 11.a3 Nd5 12.Qf3 Qe5 13.d4 cd4 =.

10.e3 d5 11.d4 c5 12.c3 Rd8 13.cb4 1–0. Plock – Vettenburg, corr, 1998.

10.e3 Nd5 11.d3 Qe7 12.c4 Nb6 13.Be2 Qf6 14.d4 d6 15.Nf3 Re8 16.0-0 Bd7 17.Bd3 c5 18.Qc2 h6 19.d5 Re7= 20.Rbb1 Rd8 21.Qb2 Qb2 22.Rb2 Rb8 23.h3 f5 24.Rfb1+= Ra8 25.a4 Ba4 26.Nh4 Be8 27.Nf5+/- Rd7 28.Kf1 Kf8 29.Ng3 Rc7 30.Ke2 Re7 31.Nf5 Rd7 32.f4 Bg6 33.Nh4 Bh5 34.g4 Bf7 35.Ra1 Rdd8 36.e4 Kg8 37.e5 de5 38.fe5 Nd5 39.cd5 Bd5 40.Ng6 c4 41.Bf5 b6 42.Kd2 Bf7 43.Kc3 Re8 44.Re1 Be6 45.Nf4 Bf5 46.gf5 Rf8 47.Ng6 Rfd8 48.Kc4 Rac8 49.Kb4 Kf7 50.Ree2 Rd5 51.Red2 Rcd8 52.Rd5 (52.Rd5 Rd5 53.Rc2+-) 1–0. Plock,Joerg (1905) – Hohlstein,Walter (1955), RSX4D – A00 – SokStabSys–1, 2004.

10.Nf3 a5 11.e3 d6 12.a3 Nd5 13.Bd3 Qe7 =.

10.Nf3 c5 11.e3 d6 12.a3 Nc6 13.c3 Qg6 14.Qc2 Bf5 15.Qa4 Be4 16.Be2 c4 17.Qc4 Ne5 18.Ne5 Qg2 19.Rf1 de5 20.f3 Bc6 21.Qh4 Qg6 22.Kf2 Qd6 23.Rg1 f5 24.f4 e4 25.Bc4 Kh8 26.Qg5 Qc7 27.Be6= Rad8 28.Qh5 Be8 29.Qh3 Bd7 30.Bd5 Bc6 31.Bc6 Qc6 32.Qf1 Rd3 33.Rg2 Rfd8 34.Kg1 b5 35.Qb1 R3d5 36.Qa2 a5 37.Kh1 Rc8 38.Rc2 Rc7 ½–½. Hingst,Thomas (2015) – Zittel,Max (2025), remoteschach.de, 2004.

10.Nf3 c5 11.e3 d6 12.a3 Nc6 13.Bd3 Qe7 =.

10.e3 Re8

11.Nf3 Nd5 12.c4 Nf6 13.d4 Qg6 14.Qd3 Qh6 15.Be2 b6 16.0-0 d6 17.Nd2 Ng4 18.Bg4 Bg4 19.e4 Rad8 20.f3 Bd7 21.d5 a5 22.Nb3 Re5 23.Nd4 Rh5 24.g3 Re5 25.a3 Rde8 26.Re1 f5 27.Rbe2 fe4 28.Re4 Re4 29.Re4 Re4 30.fe4 Qc1 31.Kf2 Qb2 32.Kg1 Bh3 33.Ne2 Qa1 34.Kf2 Qf1 35.Ke3 Qh1 36.c5=+ h5 37.cd6 cd6 38.Kd4 Qh2 39.Qe3 Bf1 40.Nf4-/+ Bb5 41.Qc3 Qg1 42.Qe3 Qd1 43.Kc3 Ba4 44.Ne6 Qc2 45.Kd4 Bd7 46.Qd3 Qd3 47.Kd3 Be6 48.de6 Kf8 (48...Kf8 49.Kd4 Ke7-+) 0–1. Plock,Joerg (1905) – Schulz,Hans_Juergen (2145), RSX4D – A00 – SokStabSys–1, 2004.

11.Nf3 Qe7 12.d4 b6 13.Qd2 Nd5 =.

9.d3 Qd4=+

10.a3 Qc3 11.Qd2 Nc2 12.Kd1 Qd2 13.Kd2=+ Nd4 =+.

10.a3 Nc6 =+.

10.Qd2 Na2 11.e3 Qc3 12.Ne2 Qd2 13.Kd2 a5 14.c3 0-0 15.Rb2 Nb4 16.cb4+- ab4 17.Rb4 Ra2 18.Kc1 b6 19.Rb2 Ra3 20.Kc2 Ba6 21.Nc3 Ra5 22.Ra2 Ra2 23.Na2 Ra8 24.Nc3 c6 25.Be2 f5 26.Rb1 b5 27.d4 Kf7 28.Ra1 (28.Ra1 Ke6 29.Ra5+-; 28.Bf3 g5+-) 1–0. nogumo – Naunhofer, mySchach.de, 2005.

10.Qd2 Na2 11.Nf3 Qc3 12.Qc3 Nc3 13.Rb3 Nd5 14.e4 Nf4 15.g3 Ne6 16.d4 a5 17.Bc4 a4 18.Ra3 c6 19.Kd2 b5 20.Be2 b4 21.Raa1 a3 22.Rhb1 Ra4 23.h4 Bb7 24.Bc4 Rf8 25.Bb3 Ra7 26.Bc4 f5 27.e5 c5 28.d5? Nc7-+ 29.Rd1 Bd5 30.Bd5 Nd5 31.Kc1 Nc3 32.Rd6 Ne4 33.Rd5 f4 34.gf4 Rf4 35.Nd2 Nf2 36.Rc5 Rh4 37.Rc8 Ke7 38.Kb1 Nd1 39.Ka2 Nc3 40.Kb3 Nd5 41.Rg1 Rh3 42.Ka2 Nc3 43.Ka1 g6 44.Rb8 Rh2 45.Nb1 Ne2 46.Re1 Nd4 47.Re4 Nc2 48.Ka2 Nd4 49.Re2 0–1. marekt – fonderflopis, GameColony.com, 2002.

10.Qd2 Na2 11.Nf3 Qc3 12.e3 d6 13.Be2 h6 14.Nd4 a6 15.Bf3=+ c6 16.Ne2 Qd2 17.Kd2 Be6 18.Nf4 a5+/- 19.Ne6 fe6 20.c3 Ra7+- 21.Ra1 Nc3+/- 22.Kc3 0-0 23.Rhb1 b5 24.Kd2 Ra6 25.Ra2 b4? 26.Rb4!+- c5 27.Rba4 d5 28.Ra5 (28.Ra5 Rc6 29.Rc2+-) 1–0. nogumo – Caligula, mySchach.de, 2005.

10.Qd2 Nc6 11.Nf3 Qa4 12.c4 0-0 13.e3 b6 14.Be2 Bb7 15.0-0 Qa3 16.d4 Qe7 17.Rfe1 Nd8 18.d5 Ba6 19.Qc2 Nb7 20.e4 Nc5 21.e5 Rae8 22.Rbd1 f5 23.Bd3 g6 24.h3 c6 25.Bf1 Qg7 26.h4 Re7 27.dc6 dc6 28.Rd6 Rfe8 29.Red1 Ne4 30.Rd8 Bc8 31.Qa4 Qf8 32.R8d4? Nc3-+ 33.Qb3 Nd1 34.Qd1 c5 35.Rd6 Bb7 36.Rf6 Qh6 37.g3 Bf3 38.Qf3 Re5 39.Qb7 Qg7 40.Qc6 Re1 0–1. Whitmarsh,Jerry (2025) – Vorobiev,Alexander (2095), IECG, 2005.

9.d3 Qe7

10.Rb2 0-0 11.e3 Nc6 12.c3 Re8 13.d4 b6 =.

10.Rb2 b6 11.Qd2 Nc6 12.Nf3 0-0 13.g3 Bb7-/+ 14.Bg2 Ne5 15.0-0 Bf3 16.ef3 Qf6 17.Kh1? Nc4!-+ 18.dc4 Qb2 19.Qd7 Qc2 20.Qc7 Rfc8 21.Qb7 Qa2 22.f4 Rab8 23.Qd5 Qc4 24.Qf5 a5 25.Bd5 Qf1# 0–1. Tschoepe,Frank – Kuni,Richard, PCM–2004–G10, 2004.

10.Rb2 c5 11.e3 d5 12.d4 c4 13.Qd2 Nc6 =.

10.Rb2 Nc6 11.c3 a6 12.Nf3 b6 13.e3 0-0 =.

10.Qd2 Na2? 11.Qa5 +-.

10.Qd2 a5 11.c3 Nc6 12.Nf3 0-0 13.e3 b6 =.

10.Qd2 c5 11.c3 Nc6 12.d4 d6 13.e3 0-0 =.

10.Qd2 c5 11.g3 0-0 (worse is 11...Na2 12.c3 Qf6 13.Qa2 Qc3 14.Kd1+/-) 12.Bg2 Nc6 (worse is 12...Na2 A) 13.Bb7? Rb8 14.c4 Bb7 (14...Rb7?! 15.Qa2 Rb1 16.Qb1-/+) 15.Rb7 Rb7 16.Qa2 Rfb8-+; B) 13.c3 Nc3 14.Qc3+/-) 13.Nh3 d5 14.Nf4 d4 15.c3 Qe5 16.cd4 cd4 17.0-0 Rb8 18.a4 Qd6 19.Rfc1 Bg4 20.Rb5 Rfc8 21.Rc4 a6 22.Rb6 Qa3 23.Qb2 Qb2 24.Rb2 g5 25.Nd5 Be6 26.Rc5 g4 27.Nb6 Rc7 28.Nc4 Bc4 29.Rc4 Rd8 30.Bc6 bc6 31.Rb6 a5 32.Rc5 Rd5 33.Rd5+- cd5 34.Rb5 Rc1 35.Kg2 Ra1 36.Ra5 f6 37.f3 gf3 38.Kf3 Kg7 39.Ra8 h6 40.a5 Kg6 41.a6 Rf1 42.Kg4 Ra1 43.a7 Kh7 44.Kf5 Ra6 45.g4 Kg7 46.h4 Kh7 47.g5 fg5 48.hg5 hg5 49.Kg5 Kg7 50.Kf4 Ra2 51.Ke5 (51.Ke5 Ra4 52.Kd5+-) 1–0. Woelfelschneider,Peter – Fuehrer, 2009.

10.Qd2 Nc6 11.e3 0-0 12.d4 Rb8 13.Ne2 b6 14.Ng3 Bb7 15.Be2 Qf6 16.0-0 Rfe8 17.Rfe1 Qh6 18.Qc3 Qd6 19.Red1 Ne7 20.e4 a6 21.d5 b5 22.a4 c6 23.dc6 Qc6 24.Qd4 Ba8 (24...ba4!? 25.Qd7 Ng6+=) 25.ab5+/- ab5 26.c4 b4 27.Bg4 Red8 28.Bd7 Qh6 29.Qc5 Ng6 30.Bb5 Rd1 31.Rd1 b3 32.Qa3 Qf4 33.f3 Qe3 34.Kh1 h6 (34...Nh4 35.Qb2+-) 35.Nf5+- Qe2 36.Rg1 Be4 (36...Qa2!? 37.Qd6 Rb7+/-) 37.fe4 Qe4 38.Nd6 Qc2 39.Qa7 Rf8 40.Bd7 Qd2 41.Qb6 Ne5 42.Bf5 Nd3 43.Ne4 White intends c5 (43.Bd3 Qd3 44.c5 f5+-) 43...Qb2 44.h3 Ne5 45.c5 g6 46.Nf6 Kg7 47.Nd7 Nd7 48.Bd7 Qd2 49.Qb7 Kg8 50.Bb5 b2 51.c6 Qc2 52.Ba6 Qc1 53.Bd3 Re8 54.c7 Rf8 55.Qb8 (55.Rc1 bc1Q 56.Kh2 Re8+=) 55...h5 56.h4 (56.Rc1? bc1Q 57.Kh2 Qf4 58.g3 Rb8 59.gf4 Rc8-+) 56...Kg7 57.Qd8 (57.Rc1? bc1Q 58.Kh2 Qf4 59.g3 Rb8 60.gf4 Rc8-+) 57...Kg8 58.Kh2 (58.Rc1 bc1Q 59.Kh2 Qc6=) 58...Qc6 59.Rf1 (59.Rb1 Qc1+-) 59...Qe6 (59...Kg7+-) 60.Rf4 1–0. Degterev,Pavel (1685) – Borrell,Robert (1910), CFriend SL–2005–0-00027 email, 2005.

10.Qd2 Nc6 11.e3 0-0 12.Nf3 d5 13.Be2 Qf6 14.0-0 b6 15.d4 Re8 16.c4 dc4 17.Bc4 Bg4 18.Be2 Rad8 19.Rfc1 a5 20.a3 Rd6 21.Rc3 Bf5 22.Bd3 Bg4 23.Qd1 g6 24.Rbc1 Ree6 25.Be2 Bf5 26.Bc4 Re7 27.Bd3 Ree6 28.h3 Kg7 29.Bf5 Qf5 30.Qb3 Rf6 31.Qc2 Qc2 32.R3c2 Na7 33.Ne5 ½–½. pumpkin – cliff (2725), net–chess.com, 2014.

8.Rb1 Qe7

9.e3 Na2 10.Qg4 a5 11.Qg7 +/-.

9.e3 d5 10.c3 Nc6 11.Qb3 Bf5 12.Rb2 0-0 (12...Qd6 13.Nf3=) 13.Nf3 (13.Qd5 Be4 14.Qb3 Rad8=) 13...Rad8 14.Bb5 (14.Qb7? Rb8 15.Qc6 Rb2 16.Qd5 Bc2-+) 14...Rd6 15.0-0 (15.Bc6 bc6 16.Qa3 Bd3=) 15...Be4+= 16.Ne1 Qh4 (16...Ne5 17.f4 Rb6 18.fe5+=) 17.f3= Rh6 (better is 17...Bf5=) 18.Bc6 (better is 18.h3!? Bf5 19.Qd5+=) 18...Qh2-/+ 19.Kf2 bc6 20.d3 (20.Qb8!?-/+) 20...Bf5 21.e4 (21.Qa4 a6!-/+) 21...Qh4 (21...de4 22.de4 Qh4 23.g3 Qh2 24.Ke3 Qg3 25.Rg2-+ (25.ef5 Re8 26.Kd2 Rd6 27.Nd3 Qg2 28.Kc1 Qf1 29.Qd1 Qd1 30.Kd1 Rd3 31.Kc2 Re2 32.Kd3 Rb2-+)) 22.Kg1 (22.g3 Qh2 23.Ke3 Qg3 24.Rg2-+ (24.ef5 Rh2 25.Rh2 Qh2-+)) 22...Qh2 23.Kf2 Be6 24.c4 (24.Qa4 de4 25.de4 Qh4 26.Ke3 f5 27.Qc6 Qg3-+) 24...Qe5 25.cd5 cd5 26.Qa3 de4 (better is 26...f5 27.ed5 Qd4 28.Ke2 Bd5-+) 27.de4?? (better is 27.fe4 Bg4 28.Nf3 Bf3 29.Kf3-+) 27...Bc4 (27...Qd4 28.Kg3 f5 29.f4 fe4 30.Rb4-+) 28.Nc2 (28.Rd2 f5 29.Qb2 Qb2 30.Rb2 Bf1 31.Kf1 fe4 32.Kf2-+) 28...Bf1 29.Kf1 Rd6 (better is 29...Qg3 30.Ne3 Rh1 31.Ke2 Re1 32.Kd3 Rd8 33.Kc4-+) 30.Ne3 Re8 (better is 30...Rfd8!? 31.Re2 Rd2 32.Qc1-+) 31.Rc2 Qb5 32.Kf2 g6 (better is 32...Qb6!? 33.Kg3-+) 33.Qa7 Qb4 34.Qc7 Rd2-+ 35.Kg3 Rd3 36.Nd5? Qe1-+ 37.Kh3 Rd5 38.ed5= Re5 39.Qc8 Kg7 40.Qc3 Qh1 41.Kg3 f6 42.f4 Rd5 43.Re2 Qd1 44.Re7 Kh6 45.Qf3 Qd2 46.Re2 Qd3 47.Kf2 Qd4 48.Qe3 Qb4 49.g3 Rh5 50.g4 Rh2 51.Kg3 Rh1?? 52.Kg2 Qb1 53.Qf2 Qb7 54.Kg3 Qd5 55.Rd2 Qc4?? 56.Re2 Qd3 57.Qe3 Qd1?? 58.Qf2 Rg1 59.Kh3 Rh1 60.Kg2 Qd5 61.Kg3 Rd1 62.Re3 Rd2 63.Re2 Qd3 64.Re3 Qc2 65.Qf3 Qa2?? 66.Qh1 Kg7+- ½–½. Barbarickiy,Yuri – Savitskiy,Sergey, –a Agaea. eia, 2008.

9.e3 d5 10.c3 Nc6 11.Qc2 d4 12.cd4 Nd4 13.Qa4 Nc6 14.Nf3 0-0 15.Bc4 a6 16.0-0 Na7 17.Bd3 Rd8 18.Qc2 h6 19.Rfc1 Nc6 20.Be4 Rd6 21.d4 (21.Bc6?! Rc6 22.Qb2 Rb6=) 21...a5 22.a3 (< 22.Bc6 Rc6 23.Qb2 Rb6+=) 22...Ra6 23.Nd2 Rb6 24.Rb6 cb6 25.d5 Na7 26.Qc7 Qc7 27.Rc7 Rd8 28.a4 (better is 28.Rc3!?+/-) 28...b5= 29.ab5 Nb5 30.Rc5 Nd6? (better is 30...Bd7!?=) 31.Ra5+/- b6 32.Ra8 h5 33.f3 Kf8 34.Nb3 f5 35.Bd3 Ke7 36.Nd4 Kf7? (better is 36...Bd7 37.Rd8 Kd8+-) 37.Nf5!! (37...Nb7 38.Nd4+-) 1–0. Dessing,Bastiaan – Van der Raad,Mario, It (open) (b), 2003.

9.e3 d5 10.c3 Nc6 11.d4 Rb8 =.

9.e3 d5 10.c3 Nc6 11.Nf3 a6 12.Bd3 (12.d4 Rb8=) 12...b5 (12...0-0 13.Qc2 f5 14.0-0=) 13.0-0 (13.a4 ba4 14.Qa4 Bd7+=) 13...Bg4= 14.Be2 0-0 15.d4 Rad8 (15...Bf5 16.Rb2=) 16.a4+= Bf3 (16...Na7 17.ab5 Bf3 18.Bf3 Nb5 19.Ra1+=) 17.Bf3 b4 (better is 17...Na7!?+=) 18.c4!+/- Qd6 (18...dc4 19.Bc6 Pinning (19.Bc6 Deflection)) 19.Bd5 Ne7 20.Bf3 a5 21.Qc2 White intends c5 21...f5 22.c5 Qf6 (better is 22...Qe6!?+/-) 23.Qc4+- Kh8 (23...Rf7+-) 24.Rfd1 (better is 24.Qb5!? f4 25.Qa5 fe3 26.fe3+- (26.Rb4 e2 27.Be2 Nc6+=)) 24...c6 (24...f4 25.e4+/-) 25.Rd2 (25.Qa6 Ra8 26.Qb7+/-) 25...Ng6 (25...Rfe8 26.Qa6 Ra8 27.Qb7+/-) 26.Rbd1 (better is 26.Qa6!?+-) 26...Nh4+/- 27.Be2 (27.Qe2 Rfe8+/-) 27...Rd5? (better is 27...f4 28.ef4 Qf4+=) 28.g3+- Ng6 (28...f4 29.ef4 (29.gh4?! fe3 30.fe3 Qg6 31.Kh1 Qe4 32.Kg1 Qe3 33.Kh1 Qe4 34.Kg1 Qg6 35.Kh1 Qe4 36.Kg1 Qg6 37.Kh1 Qe4=) 29...Nf5 30.Bf3+-) 29.Bf1 (29.Qa6 Rb8+-) 29...Qg5? Black prepares the advance f4 (better is 29...Rdd8+/-) 30.Bg2+- f4 (30...Rdd8 31.Qa6+-) 31.Bd5 (better is 31.ef4!? Qd8+-) 31...cd5 (31...fe3 32.fe3 cd5 33.Qd3+-) 32.Qe2 (32.Qd3 fg3 33.hg3 Nh4+-) 32...f3 (32...fg3 33.hg3 Nh4 34.Rc2 Nf3 35.Kg2=) 33.Qf1 (33.Qb5 Qd8+-) 33...Qg4 34.Kh1 Rf5 (34...Ne7 35.Qb5+-) 35.h3 (35.c6 Rf6 36.Rc1 Qc8+-) 35...Rh5 36.Kh2 Qd7 37.Rc1 Qc7? (37...Ne7 38.Re1+-) 38.c6 (better is 38.Qa6 Nf8 39.c6+-) 38...Nh4 (38...Qc8 39.c7 Ne7 40.Rdc2+-) 39.Rc5 (better is 39.Qa6 h6 40.Qb7 Qb7 41.cb7 Ng6+-) 39...Ng2 (39...Ng6+-) 40.Qa6 h6 41.Qb7 (41.Qa5 Qc8 42.h4 Nf4-/+) 41...Qd6 42.Qd7 (better is 42.c7!? Qc7 43.Rc7 Rg5+-) 42...Qg6 43.c7 Nh4 44.c8Q Kh7 45.Qde8 (45.Qdd8 Qf5 46.Qg8 Kg6 47.Qce8 Kf6 48.Qef7 Kg5 49.Qfg7 Qg6 50.Rd5 Nf5 51.Qg6) 45...Qb1 46.Qg8 Kg6 47.Qce6 1–0. Koerner,Helmut (1870) – Moeller,Dirk, Lichtenberger Sommer, 2016.

7.c4 0-0

8.e3 Ba5 9.Nf3 Qe4 (--> 7.c4 Ba5 8.Nf3 Qe4 9.e3 0-0).

8.e3 Ba5 9.Nf3 Qe8 10.Be2 d6 11.Qb3 Rb8 12.0-0 Ne7 13.Nf4 Bd7 14.d4 c5 15.Qd3 h6 16.Rad1 Bf5 17.Qa3 Bb6 18.Qb2 Qa4 19.Nh5 Qb4 20.Qa1 f6 21.Nf4 Ba5 22.Nh4 Bc2 23.dc5 Bd1-/+ 24.Qd1 Qc5 25.Ne6+= Qe5 26.Nf8 Rf8 27.Qb3 b6 28.Nf3 Qc5 29.Rd1 Qb4 30.Rd6!+- Qb3 31.ab3 Bb4 32.Rd7 Nc6 33.h4 Rf7 34.Rd5 g5 35.Bd3 Re7 36.Bf5 Kf7 37.h5 Bc5 38.g4 Kg7 39.Nd2 Re5 40.Rd3 Re7 41.Ne4 Bb4 42.Ng3 Rc7 43.Be4 Ne7 44.Rd8 Bc5 45.Ne2 f5 46.Bf5 Nf5 47.gf5 Kf6 48.e4 Rf7 49.Kg2 Re7 50.Nc3 Rf7 51.Kf3 (51.Kf3 Ke5 52.Re8 Kd4 53.Nb5 Kd3 54.Rh8+-) 1–0. pereira – georgel, internet, 2007.

8.e3 Ba5 9.Nf3 Qh5 10.Rb1 d6 (10...Qg6 11.Nd4 Qg5 12.Nb3+=) 11.Be2 (11.Rb5 Qg4 12.Qa4 Bb6+=) 11...Bg4 (11...Qh6!?=) 12.Rb7 Rab8 13.Rb3 Rb3 14.ab3 Rb8 15.Nd4 Be2 (15...Nd4 16.Bg4 (16.ed4?! Re8 17.Ne3 Be2 18.Qe2 Qh4+=) 16...Qe5 17.b4+-) 16.Qe2 Qe2 17.Ke2 Nd4 18.ed4 Rb3 (18...Re8 19.Kd3+/-) 19.Ra1+- Bb6 20.Nb6 Rb6 (better is 20...cb6 21.Ra7 Kf8+-) 21.Ra7 Kf8 22.Rc7 (22.Rc7 d5 23.d3+-) 1–0. Woelfelschneider,Peter – Gregor, 2009.

8.Nf3 Qe4 9.Nc7+= Rb8 10.e3 Ba5 11.Nd5+/- d6 12.Qb3 Bg4 13.Bd3 Qe8 14.Rb1 Bf3 15.gf3 Nd4 16.Qd1 f5 17.h4 Ne6 18.h5 f4 19.Rb5 Bd8 20.h6 g6 21.Be2 Qf7 22.Qa4+/- b6 23.Rb1 Rc8 24.Qb4 Qd7 25.a4 fe3 26.fe3 Nc7 27.Nc3 Be7 28.a5 d5 29.Qb3 ba5+= 30.cd5 (30.cd5 Kh8 31.e4+/-) 1–0. Taulien,Hans_Juergen (2225) – Schulz,Hans_Juergen (2145), RSX4D – A00 – SokStabSys–1, 2004.

8.Nf3 Qh5 9.Nc7 Rb8 10.e3 d6 11.Be2 Qg6 12.0-0 a6 13.Nd5 Bc5 14.d4 Ba7 15.Nd2 Qh6 16.Nf4?? (16.Qc2 Bd7+-) 16...Bf5 (16...Bd4 17.ed4 Qf4 18.Nb3=) 17.Bg4 (17.g3 Bb6+/-) 17...Bg4? (better 17...Nd4 18.Bf5 Nf5+=) 18.Qg4+- Kh8 19.Ne4?? (better 19.Nf3+-) 19...f5-+ 20.Qf3? (20.Qg5 fe4 21.Qh6 gh6-+) 20...fe4 (better 20...Nd4!? 21.Qd1 fe4 22.Nd5-+) 21.Qe4 Rbe8 22.Qd5 Bd4! 23.Rab1 (23.ed4 Qf6 Double attack (23...Rf4 Deflection; 23...Qf6 Decoy; 23...Rf4 Overloading)) 23...Be5 24.Rb7 Bf4 25.ef4 Ne7 26.Qe4? (26.Qd2 Nf5-+) 26...Nf5 (26...Ng6 27.Qc6 Qf4 28.g3-+) 27.Qd3? (better 27.Rf7 g6 28.Rf8 Qf8 29.Qd3-+) 27...Qf4 28.g3 Qd4 29.Rd1?? (29.Qd4 Nd4 30.f4 Re2-+) 29...Qd3 (better 29...Re1! 30.Kg2 Nh4 31.Kh3 Rd1 32.Qd4 Rd4 33.gh4 h5-+) 30.Rd3 Rc8 31.Rb6 a5 32.Rf3 g6 (32...Rc4?! 33.Rf5 Kg8 34.Rf8 Kf8 35.Rd6=) 33.Rb7? (33.g4 Nh6 34.Rf8 Rf8 35.g5-+) 33...Rc4 34.Ra7 a4 (34...Ra4 35.a3-+) 35.Kg2 (35.Ra3 Kg8-+) 35...Rfc8 (35...Rb8 36.Kh3-+) 36.h3 Kg8 37.a3 (37.Ra3 d5 38.R7a4 Nd6-+) 37...R4c7 (better 37...d5!? 38.Ra6-+) 38.Ra4 Rf7 39.Raf4 Rcf8 40.g4?? (40.Kh1 d5-+) 40...Ng7 (better 40...Nh4 41.Kg3 Nf3-+) 41.Kg3 (41.Rf7 Rf7 42.Rd3 Rd7-+) 41...Rf4 42.Rf4 Rf4 (better 42...Ra8!? 43.Rf3-+) 43.Kf4 Kf7 44.Ke4 Ke6 45.Kd4 d5 46.f4 Kd6 47.a4 Ne8 (better 47...Ne6 48.Ke3-+) 48.a5 Nc7 49.a6?? (49.Ke3 h6-+) 49...Nb5 (better 49...Na6 50.Kd3 Nc5 51.Ke3 Ne4-+) 50.Kd3 Na7 51.f5?? (better 51.Ke3-+) 51...gf5 52.gf5 (52.g5 Nc6 53.Kc3 d4 54.Kd3 Ke5-+) 52...Ke5 53.h4 Kf5 54.Kd4 Kg4 (better 54...Ke6-+) 55.Kd5= Kh4 56.Kc5 Kg3 57.Kb6 Nb5?? (better 57...Nc8 58.Kc7 Na7=) 58.Kb5+- h5 59.a7 h4 60.a8Q h3 61.Qh1 h2 62.Kc4 Kh3 (62...Kf4 63.Qh2 Kf5 64.Qd2 Kg4 65.Qd5 Kf4 66.Kd4 Kg3 67.Qg5 Kf3 68.Kd3 Kf2 69.Qg4 Kf1 70.Ke3 Ke1 71.Qe2) 63.Kd3 Kg3 (63...Kg4 64.Qh2 Kf5 65.Qd6 Kg4 66.Ke4 Kg5 67.Qe7 Kg4 68.Qg7 Kh4 69.Kf4 Kh5 70.Qg5) 64.Ke2 (64.Ke4 Kh4 65.Qh2 Kg5 66.Qd6 Kg4 67.Qg6 Kh4 68.Kf4 Kh3 69.Qg3) 64...Kh3+- 65.Kf2 Kh4 (65...Kg4 66.Qh2 Kf5 67.Qd6 Ke4 68.Kg3 Ke3 69.Qd5 Ke2 70.Qd4 Ke1 71.Kf3 Kf1 72.Qf2) 66.Kg2 (66.Qh2 Kg5 67.Qd6 Kg4 68.Qe5 Kh4 69.Kf3 Kh3 70.Qg3) 66...Kg4 (66...Kg5 67.Qh2 Kf6 68.Qd6 Kf7 69.Kh2 Kg7 70.Kg3 Kh7 71.Qe7 Kg8 72.Kg4 Kh8 73.Kf5 Kg8 74.Kf6 Kh8 75.Qg7) 67.Qh2 (67.Qh2 Kf5 68.Qh7 Ke6 69.Qe4 Kd6 70.Qc2 Kd5 71.Qd3 Kc5 72.Qc3 Kb5 73.Kh3 Kb6 74.Qd4 Kc6 75.Qc4 Kd6 76.Qb4 Kc6 77.Qe4 Kc5 78.Kh4 Kb5 79.Qf5 Kc4 80.Kg4 Kb4 81.Qe4 Kc5 82.Kf3 Kd6 83.Qd4 Ke7 84.Qc5 Kf6 85.Qd6 Kf7 86.Qd7 Kg6 87.Qe6 Kg7 88.Qe7 Kh6 89.Ke4 Kg6 90.Kf4 Kh6 91.Kf5 Kh5 92.Qg5; 67.Kh2 Kf5 68.Qd5 Kf6 69.Qd6 Kf7 70.Kh3 Ke8 71.Kg4 Kf7 72.Kg5 Ke8 73.Qc7 Kf8 74.Kf6 Ke8 75.Qe7) 1-0. BeepBeepImAJeep (2770) - JekkuNaama (2640), Rated Bullet game, lichess.org, 2016.

8.Nf3 Qd6

9.Nb4 Nb4 10.a3 Nc6 11.d4 Qe7 (11...f5 12.c5 Qd5 13.e3=) 12.e3 d6 13.Bd3 Bg4 14.0-0 Rfe8 15.h3 Bh5 16.Qb1 Bf3 17.gf3 Rab8 (17...Qg5 18.Kh2 Qh5 19.Be4+=) 18.Bh7+/- Kh8 19.Be4 g6 20.Kh2 Kg7 21.Rg1 Qf6 22.Qc2 Ne7 23.f4 Rh8 24.Rg3 Rh6 25.f5 Rbh8 26.Rag1 c6 27.fg6 fg6 28.Rf3 Qe6 29.Rgg3 d5 (29...Rf8 30.Rf8 Kf8 31.Bf3+-) 30.Bd3+- Qd6 31.Kg2 dc4 (31...Rf8 32.Rf8 Kf8 33.cd5 Qd5 34.Rf3 Ke8 35.Bc4 Qg5 36.Kf1+-) 32.Qc4 Nd5 (32...Rf8 33.Rf8 Kf8 34.Qa4+-) 33.Qc2 Re8 (33...Rf8 34.Rf8 Kf8 35.Bg6+-) 34.Bg6! Re7 (34...Rg6 35.Rg6 Double attack) 35.Bh7 Rg6 36.Rg6 Qg6 (36...Kh7 37.Rd6 Kh8 38.Rf8 Kg7 39.Qg6 Kf8 40.Rd8 Re8 41.Re8) 37.Qg6 1–0. glovio (1975) – jeich (1725), gameknot.com, 2014.

9.Nb4 Nb4 10.a3 Nc6 11.e3 Qg6 12.d4 Re8 13.Bd3 Qg2 14.Bh7 Kf8 15.Rg1 Qh3 16.Bd3 d6 17.Rg3 Qh6 18.Qc2 Qh5 19.0-0-0 Bg4 20.Be2 g6 21.Rdg1 Bf5 22.Bd3 Bd3 23.Qd3 Rac8 24.Ng5 Qh2 25.Qf1 Qh8 26.Rh1 Qg8 27.Rh7 Ne7? 28.Qh3 Nf5 29.Rf7 Qf7+= 30.Nf7 Ng3 31.Ng5 Nh5?? 32.Qd7 Re7 33.Qc8 (33.Qc8 Re8 34.Qc7+-) 1–0. Winiger,Albert (2150) – Convent,Christoph (1940), remoteschach.de, 2006.

9.e3 Ba5 10.Rb1 Re8 11.Bd3 h6 12.0-0 b6 13.Bf5 Ba6 14.d3 Rad8 15.Qc2 Ne5 16.Ne5 Re5 17.Bg4 c6 18.Nf4 Qf6 19.d4 Ree8 20.Rfc1 d6 21.Bf3 Bb7 22.a3 Rc8 23.Nh5 Qg5 24.Ng3 Red8 25.Ne4 Qg6 26.Be2 d5 27.Nc5 Qc2 28.Rc2 bc5 29.Rb7 cd4 30.ed4 Rc7 31.Rc7 Bc7 32.cd5 Rd5 33.Rc6 Bb6 34.Rc8 Kh7 35.Bd3 g6 36.Kf1 Rd4 37.Ke2 Kg7 38.Rc3 Rd7 39.h3 Re7 40.Kf3 Re6 41.Kg3 Bd4 42.Rb3 f5 43.Kf3 Re1 44.g4 fg4 45.hg4 Ra1 46.Bc4 Bc5 47.Rb7 Kf6 48.Kf4 g5 49.Ke4 Re1 50.Kd3 Rd1 51.Kc3 Ra1 52.Rf7 Kg6 53.Rc7 Ra3 54.Bb3 Bb6 55.Rc6 Kg7 56.Re6 Bd8 57.Rd6 Ba5 58.Kc4 Bb6 ½–½. Schulz,Hans_Juergen – Zimmermann,Joerg, TT–09 ETC, 2004.

9.e3 Ba5 10.Bd3 Ne5 11.Ne5 Qe5 12.f4 Qd6 13.Qc2 g6 14.0-0 c6 15.Nc3 Qe7 16.f5 Bc3 17.Qc3+= d6 18.fg6 hg6 19.Rab1 Qe5 20.Qe5 de5 21.c5 Rd8 22.Bc4 Rd2 23.Rf7 Rc2 24.Bb3 Rc3 25.Re7+- Kf8 26.Rh7 Ke8 27.Rf1 Rb3? 28.ab3+- a5 29.Rh8 Ke7 30.Rff8 a4 31.ba4 (31.ba4 g5 32.Rc8 Ra4 33.Rh7 Ke6 34.Rb7+-) 1–0. Psion – Psion, 1988.

9.e3 b5 10.Nb4+= Nb4 11.cb5 Bb7 12.d4 (12.a3 Bf3 13.gf3 Nd3 14.Bd3 Qd3+=) 12...Bf3 (12...Be4 13.Rc1 Na2 14.Rc5+=) 13.gf3+= Rfe8 (13...a6 14.ba6 Rfb8 15.a3 Na6 16.Bd3+=) 14.Bg2 (14.a3 Nd5+/-) 14...Qg6 (14...a6 15.a3 Nd5 16.ba6 Ra6 17.Qb3=) 15.0-0+= Nd5 (15...a6 16.Qb3 Reb8 17.Qb4 Rb5 18.Qc3+/-) 16.f4 Rab8 17.a4 c6 18.Qf3 h5 (18...a6!? 19.ba6 Nc3+/-) 19.Qg3 Re6 20.f5! Qf5?? (better 20...Qg3 21.hg3 Rd6+-) 21.Qb8 Kh7 22.e4 (22.Qa7 Rg6 23.f3 Ne3+-) 22...Qf4 (22...Re4 23.Be4 (worse 23.Qa7 Nf4 24.Ra3 cb5+-) 23...Qe4 24.Qe5 Qg4 25.Qg3+-) 23.ed5 (better 23.Qa7 Rg6 24.Ra3 h4 25.ed5 Qg5+-) 23...Qb8 24.de6 fe6 25.bc6 dc6 26.Bc6 h4 27.h3 (27.Rad1 Qb6 28.Bb5 a6 29.Bd3 Kg8+-) 27...Qd6 28.Bg2 (28.Be4 Kh6 29.Rfd1 Qb4+-) 28...Qd4 29.Rfe1 Qf6 (29...e5 30.Rac1+-) 30.Rad1 g5 (30...Qe7 31.Re5+-) 31.Re4 (better 31.Rd7!? Kh6+-) 31...Qf5 (31...Kg6 32.Rd7 a5 33.Re1+-) 32.Rde1 a5 (32...Kg7 33.Re6 Qa5 34.Bc6+-) 33.Re6 g4 (33...Kg7 34.Re7 Kf6 35.Bc6 Qh3 36.Bd7+-) 34.hg4 (34.Be4 g3 35.Bf5 Kg7 36.fg3 Kf7 37.g4 Kg7 38.g5 Kf7 39.Re8 Kg7 40.R1e7) 34...Qg4 35.R6e4 Qg5 36.R1e3 Kg7 37.Kh2 Kf6 38.Rf3 Kg7 39.Ref4 Kh6 (39...Kg6 40.Kh3 Qd8 41.Rg4 Kh6 42.Rh4 Kg7 43.Rg4 Kh6 44.Rfg3+-) 40.Kh3 Kh7 (40...Qe5+-) 41.Rh4 (41.Rh4 Kg6 42.Rg3+-) 1-0. Shuvalov,E (2180) - Carrasco Miranda,A (2285), Titled Tuesday 1st June, 2021.

9.e3 b6 10.Bd3 Bb7 11.Qb1 g6 12.a3 Ba3 13.Nc7 Qc7 14.Ra3 Na5 15.Be2 Rac8 (< 15...Nc4 16.Qc1 Qc5 17.Rc3+/- (< 17.Bc4 d5=+)) 16.Rc3 Qd8 17.Qb4 d5 18.Ne5 (better is 18.c5+=) 18...d4-/+ 19.Rd3 Qg5 20.Nf3 Qg2 21.Rg1 Qh3 22.Rg3 Qe6 23.Nd4 Qc4 24.Qc4 Nc4 25.Rb3 Nd6 26.Bd1 Bd5 27.Ra3 a5 28.d3 Rc5 29.e4 Bb7 30.Ra4 Rd8 31.f4 Kf8 32.Rg5 Rc7 33.Bb3 Rc1 34.Ke2 Rc3 35.e5 Nb5 36.Nb5 Rb3 37.Nd6 Ba6 38.Rg3 Rb2 39.Kd1 Rd7 40.h3 Rc7 41.Ra3 Rh2 42.Ne4 Rcc2 43.Rg1 Rb2 (44.Kc1 Bb7-+) 0–1. Schulz,Hans_Juergen – Winiger,Albert, TT–06 TSC, 2003.

9.e3 b6 10.Bd3 h6 11.0-0 Bb7 12.Bc2 Na5 13.Nb4 Qb4 14.d3 Rad8 15.Qe2 Rde8 16.Nd4 a6 17.Nf5 g6 18.Qg4 Kh7 19.Nh4 Qd6 20.Qh3 f5 21.Rfd1 Rf6 22.e4 Qd4 23.Nf3 Qb2 24.Ba4 Re7 25.Rdb1 Qa3 26.Bb3 fe4 27.Ng5 Kg8 28.Ne4 Be4 29.de4 Qc5 30.Rf1 Re4 31.Qd7 Nc4 32.Qc8 Kg7 33.Rad1 b5 34.Rd7 Re7 35.Bc2 a5 36.Qe8 Rd7 37.Qd7 Rf7 38.Qd3 Ne5 39.Qd2 Rd7 40.Qe2 Re7 41.Qd2 Kh7 42.Be4 Qb4 43.Qb4 ab4 44.Rc1 Nc4 45.Bc6 Nd6 46.h3 Kg7 47.Rb1 Re5 48.Rb4 Rc5 49.Bd7 Rc1 50.Kh2 c5 51.Rb2 b4 52.Re2 Rd1 53.Bg4 Rd4 54.Rb2 Kf6 55.Bf3 Ne4 56.Be4 Re4 57.Kg3 Ke5 58.Kf3 Rf4 59.Ke3 Rd4 60.Rb3 Kd5 61.Rb1 Rc4 62.Rb2 Rc3 63.Kf4 Rd3 64.h4 Rd4 65.Kg3 h5 66.f3 Rd1 67.Kf4 c4 68.g4 c3 69.Re2 hg4 70.fg4 Kc4 71.Kf3 Rf1 72.Ke4 b3 73.ab3 Kb3 74.Re3 Kb2 75.Re2 c2 76.h5 gh5 77.gh5 Kc3 78.Rc2 Kc2 79.h6 Rf7 80.Ke3 Kc3 81.Ke2 Kd4 82.h7 Rh7 83.Kf3 Rh2 84.Kg3 Rb2 85.Kf3 Rb5 86.Kf2 Rg5 87.Kf3 Rf5 88.Kg4 Rf2 89.Kh4 Rf5 90.Kg4 Rf1 91.Kh3 Ke4 92.Kg2 Rf5 93.Kg3 Rg5 94.Kf2 Rg6 95.Ke2 Rg2 96.Kf1 Rd2 97.Ke1 0–1. Genesis 1.07 – Fortress 1.62, WBEC3_3rdDivision, 2002.

9.e3 Ne7 10.Nb4 Qb4 11.Rb1 Qa5 12.Qc2 c6 13.Bd3 h6 14.0-0 d5 15.Ne5 Qc7 16.f4 f6 17.Nf3 Be6 18.Nd4 White prepares the advance f5 18...Bf7 19.c5 g6 (19...Rfe8!?+=) 20.f5 g5 21.Ne6 (21.Be2 b5+-) 21...Be6 22.fe6 Qe5 (22...Rab8 23.Bf5+=) 23.Rb7+- Qe6 24.Qc3 f5 25.Rfb1 Ng6?? (better 25...f4+-) 26.Qg7 1–0. Janek – Sbjnjlt, internet, 2019.

9.e3 Re8 10.Bd3 h6 11.0-0 b5 12.Nh4 bc4 13.Bc4 Re4 (13...Ne5!? 14.Nf5 Qg6+=) 14.Nf5+= Qg6 (14...Qe5!? 15.Nd4 a5+-) 15.d3+/- Re5 16.e4 Ba5 (16...a5!?+/-) 17.Rb1+- Bb6 (17...a6 18.Qf3 d6 19.d4+-) 18.Re1 Bb7 19.Nc7! Rb8 (19...Bc7 20.Rb7 Pinning (20.Rb7 Deflection)) 20.Nd5 Bd4 21.Rb5 a6 (21...Kh8 22.Qd2 Rf5 23.ef5 Qf5 24.Reb1+-) 22.Rb3 Rf5 (22...Kh7 23.Qd2 Rbe8 24.Nc7 (24.Rb7?! Qf5 25.Re2 Qg6+-) 24...Qf5 25.Ne8+- (25.ef5?? Re1 26.Qe1 Re1)) 23.ef5 Qf5 24.Qd2 Qh5 (24...Kh7 25.Reb1 Ba8 26.Rb8 Nb8 27.Qf4 (27.Rb8?! Bd5 28.Bd5 Qd5+-) 27...Qf4 28.Nf4+-) 25.Reb1 Nd8 26.Qf4 Be5 27.g4 Bf4 28.gh5 Bg5 29.Ba6! Bd5 30.Rb8 Ba2 31.Rd8! Bd8 32.Rb8 Kf8 33.Rd8 Ke7 34.Rg8 1–0. Degterev,Pavel (1685) – Nilange,Ashish, CFriend RL–2005–0-00032 email, 2005.

7.c4 Ba5

8.Rb1 0-0 9.e3 =.

8.Rb1 Nd4 9.Qa4 b6 10.e3 c6 11.Nf4 0-0 12.Bd3 h6 13.Nge2 Ne2 14.Be2 Re8 15.Rd1 Qb2 16.Nd3 Qf6 17.0-0 Qd6 18.Nf4 Bb7 19.d4 Qc7 20.Rb1 d6 21.Bf3 Re7 22.d5 c5 23.Rb2 Bc3 24.Rb3 Be5 25.Nd3 Bf6 26.Rfb1 Bc8 27.Rb6!+/- Bd7 28.Qa3 Bf5 29.R6b3 Rae8 30.h3 Bd3 31.Rd3 Rb8 32.Qc1 Ree8 33.Rdb3 Rb3 34.Rb3 Rb8 35.Qa3 Rb7 36.Qa4 Rb3 ½–½. Zbroja,Tadeusz – Stanitz,Antal, corr 3GMM–43, 1996.

8.Rc1 d6 9.e3 Be6 10.Nf3 Qe4 11.Qb3 Bb6 12.Bd3 Qg4 13.h3 (13.Nf4 Bc8+=) 13...Qh5 (13...Qg2 14.Ke2 Na5+-) 14.Be4+= Bd5 15.cd5 Ne5 16.Qa4 Nd7 17.g4 Qh6 18.Bf5 0-0-0 19.g5 Qh5 20.Ke2 f6 21.Rb1 Qf7 22.Be6 Qe8 23.gf6 gf6 24.Rb6! cb6 (24...ab6 25.Qa8#; 24...cb6 25.Bd7 Deflection) 25.Qa7 Kc7 26.Nd4 Nc5 (26...Rc8 27.Rg1 Qe7+-) 27.Rb1 1–0. Degterev,Pavel (1685) – Stadler,Pavel (1625), CFriend RL–2005–0-00032 email, 2005.

8.e3 Qb2 9.Rb1 Qa2 +=.

8.e3 Qb2 9.Nf3= Ne5 10.Ke2 d6 11.Qa4 Nc6 12.Rd1 0-0 13.Qb3 Qb3 14.ab3 Be6 15.Ra1 Bb6 16.Nb6 ab6 17.Ra8 Ra8 18.d4 Ra2 19.Nd2 d5 20.Kd1 Na5 21.Bd3 dc4 22.Bb1 Rb2 (22...Rb2 23.bc4 Nc4-/+) 0–1. Marshall,Ron – Collins,Thomas Jr, TG.2002.0.14474, 2002.

8.e3 Bd2?? 9.Kd2+- Qb2 10.Ke1 0-0 11.Nf3 d6 (11...Qa3 12.Bd3+-) 12.Qc1 Qc1 13.Rc1 Be6 14.Nc7 Rac8 15.Ne6 fe6 16.Rd1 d5 (16...Rcd8 17.Bd3 h6 18.Be4+-) 17.Ng5 Nb4 18.Ne6 Rf6 19.cd5 Nd5 20.Rd5 Re6 21.Rd2 Rc1 22.Rd1 Rec6 23.Rc1 Rc1 24.Kd2 Rc7 25.Bd3 a6 26.Rb1 b5 27.Rc1 Rd7 (27...Rc1 28.Kc1 a5 29.Bb5+-) 28.Rc6 a5 29.Rc5 b4 30.Ra5 Rb7 31.Ra8 Kf7 32.Bh7 b3 (32...Ke6 33.Bg8 Kd6 34.e4+-) 33.ab3 g6 34.Bg8 Kg7 (34...Ke7 35.f4 Rd7 36.Ke2+-) 35.Bc4 1–0. usingprogram (2005) – agusiamalutka, kurnik, 2013.

8.Nf3 Qb2 9.Qb1 Qb1 10.Rb1 0-0 11.e3 d6 12.Be2 Rb8 13.0-0 Ne5? 14.Ne7+/- Kh8 15.Ne5 de5 16.Nc6! bc6 17.Rb8 Kg8 18.d3 Bb6 19.Rb1 Bd7 20.Rf8 Kf8 21.Kf1 g6 22.a4 a5 23.h3 h5 24.Ke1 f6 25.g4 h4 26.Kd2 g5 27.Kc3 Ke7 28.Bd1 f5 29.d4 fg4 30.c5 Bc5 31.dc5+- gh3 32.Rb7 e4 33.Bc2+- g4 34.Be4 g3 35.fg3 hg3 36.Rb2 Kf6 37.Kd4 Be6 38.Bc6 Bd7 39.Bf3 Ba4 40.Rb1 Kg5 41.Ke5 g2 42.Rg1 Kg6 43.Kf4 Kf6 44.Kg3 (44…Bd7 45.Ra1+-) 1–0. Fehr,Wolfgang – Wolszczak, corr 3GMM–26, 1996.

8.Nf3 Qb2 9.Qb1 Qb1 10.Rb1 d6 11.e3 Bf5 12.Rb5+/- Be4 13.Ra5! Bf3 14.gf3 Na5+/- 15.Nc7 Kd7 16.Na8 Ra8 17.d3 a6 18.Kd2 b5 19.f4 bc4 20.dc4 f5 21.Bd3 g6 22.Rb1 Rc8 23.Rb6 Rc4 24.Ra6+- Rc5 25.Ra7 Ke6 26.Rh7 Nc4 27.Bc4 Rc4 28.Rb7 Ra4 29.Rb2 Ra7 30.f3 Rh7 31.Kd3 Ra7 32.Re2 Ra3 33.Kc4 d5 34.Kb4 Rd3 35.a4 d4 36.Kc4 Ra3 37.Kd4 Ra4 38.Kd3 Ra1 39.Rg2 Kf6 40.e4 Ra3 41.Ke2 fe4 42.fe4 Ra4 43.Kf3 Ra3 44.Kg4 (44.Kg4 Ra1 45.e5 Kf7 46.Kg5+-) 1–0. Zahn,Richard – Herzog,Manfred, GER–ch Polizei, 1998.

8.Nf3 Qb2 9.Rb1 Qa2 10.e3 (10.Qc1 Nd4 11.Nd4 Bd2 12.Qd2 Qb1 13.Qd1 Qd1 14.Kd1 Kd8=) 10...Qa3 11.Ra1 Qd6 12.Ra5 Na5 13.Qa1 0-0 14.Qa5 b6 15.Qa1 c5 16.Nh4 f5 17.Rg1 (17.Qb1 g6+/-) 17...Bb7 18.g4 Qh2 (18...Rf7 19.Nf5 Qh2 20.Nde7 Kf8+/-) 19.Ne7+/- Kh8 20.Nef5 (20.Nhf5 Rf6 21.g5 Rf7+-) 20...Rf7+- 21.Rg3 Kg8 22.g5 Be4 23.Qe5 Bf5 24.Nf5 Kh8 25.Qe4 d5 26.cd5 (worse is 26.Qd5 Raf8 27.e4 Qh1+-) 26...Qh5 27.Nd6 (27.Nd6 Rd7 28.Rh3 Qh3 29.Bh3 Rd6 30.Bf5+-) 1–0. Woelfelschneider,Peter – Huber, 2009.

8.Nf3 Qb2 9.Rb1 Qa3 10.Qc2= 0-0 11.e3 f5 12.Bd3 d6 13.0-0 Nb4 14.Nb4 Bb4 15.Nd4 Qa5 16.a3 Bc5 17.Bf5 Bf5 18.Nf5 Bb6 19.Ne7 Kf7 20.Nd5 Kg8 21.Rb4 Rf7 22.d4 Qa6 23.Ra4 Ba5 24.Qe4 c6 25.Rb1 Raf8 26.Nb4 Qc4 27.Ra5 Rf2 28.h3 a6 29.Nd3 Rg2 30.Kg2?? Qc2 31.Kg3 Qb1 32.Qe6 Kh8 33.Qd6+- Qg1 34.Kh4 Rg8 35.Qg3 Qb1 36.Ne5 (36.Ne5 Qf1 37.Qf3 Qe1 38.Kg4 Qg1 39.Kh5+-) 1–0. Hohlstein,Walter (1955) – Schulz,Hans_Juergen (2145), RSX4D – A00 – SokStabSys–1, 2004.

8.Nf3 Qe6 9.e3 0-0 10.Bd3 h6 11.0-0 d6 12.Rb1 Ne7? (better is 12...Qg4+=) 13.Rb5+- (13.Rb5 Bb6 14.Rb6 Nd5 15.cd5 Qd5 16.Rb3+-) 1–0. Woelfelschneider,Peter – Supermichi, 2009.

8.Nf3 Qe6 9.e3 0-0 10.Bd3 h6 11.0-0 d6 12.Rb1 Rb8 13.Nd4 Nd4 14.ed4 Kh8 15.h3 (15.Re1 Qg4 16.Qg4 Bg4+=) 15...Qd7= 16.Re1 b6 (16...Qd8 17.Qf3=) 17.Ne7 (17.Re7 Qd8 18.Rc7 Rb7 19.Rb7 Bb7+=) 17...Bb7 18.Bf5 Qd8 19.Rb3 d5 20.c5 (worse is 20.Nd5 Bd5 21.cd5 Qd5+=) 20...Re8 21.Rbe3 Rf8 22.Rg3 Plans Qg4 22...Rg8 23.Qh5 Bd2?? (better is 23...Qe8+-) 24.Qf7 Bc8 (24...Ba6 25.Qg6 Be1 26.Qh7) 25.Ng6+- (25.Qg8?! Qg8 26.Ng8 Be1 27.Bc8 Rc8+/-) 25...Kh7 26.Ne5 Bf5 27.Qf5 g6 28.Ng6 Bg5 (28...Rg7 29.Ne5 Kh8 30.Rg7 Qg8 31.Ng6 Kg7 32.Re7 Qf7 33.Qf7) 29.Nf8 (29.Nf8 Kg7 30.Qg6 Kf8 31.Rf3 Qf6 32.Rf6 Bf6 33.Qf6#) 1–0. Woelfelschneider,Peter – Hardt_Broschei, 2009.

8.Nf3 Qe6 9.e3 0-0 10.Be2 d6 11.0-0 Ne7 (11...Re8 12.d4=) 12.Nf4 (12.Qa4 Nd5 13.Qa5 Nb6+=) 12...Qf6= 13.d4 c6 14.Rb1 Bc7 15.d5 cd5 (15...Bb6 16.Bd3=) 16.Nd5+= Nd5 17.Qd5 Rb8 18.Nd4 Bb6 19.Nb5 (19.Rfd1 Rd8+=) 19...Bc5= 20.Bf3 (20.Rfd1 Be6 21.Qh5 Rfd8+=) 20...a6 21.Nd4 Be6 22.Ne6 fe6 23.Qd3 b6 24.Be4 g6 25.g3 Kg7 26.h4 Qe5 27.Kg2 Rbd8 28.Rbd1 Rf7 (28...b5 29.cb5 ab5 30.f4 Qb2 31.Rf2=) 29.f4 Qf6 30.Bf3 b5 31.cb5 Qb2 (31...ab5 32.Qb5 Be3 33.h5=) 32.Rf2 Qb5 33.Qc3 Kg8 34.h5 Qb4 (34...gh5 35.Rb2 Qa4 36.Rh1=) 35.Qd3 (35.Qb4 Bb4 36.hg6 hg6+=) 35...gh5= 36.Rh1 (36.Bh5 Rg7=) 36...Qa3 (36...Qb5 37.Qb5 ab5=) 37.Qc2 (37.Qa3 Ba3 38.Bh5 Re7+=) 37...Qe3 (37...h4 38.Re2 d5 39.Rh4 A) worse 39...Be3 40.Bg4 Kh8 41.Qg6+/- (41.Be6?! Rg7 42.Rg4 Rg4 43.Bg4 d4=); B) 39...Qa5=) 38.Re2=+ Qd4 39.Rh4 (39.Re6 Rb8 40.Rh5-/+ (40.Bh5?? Rb2 41.Qb2 Qb2 42.Re2 Qb7 43.Bf3 Qb5-+)) 39...Rg7 40.Rh1?? (better 40.Qb1-/+) 40...Qf4-+ 41.g4 hg4 (41...Rf7!? 42.Qe4 Rdf8 43.Qf4 Rf4 44.Bc6 Rg4 45.Kh2-+) 42.Be4 Rf8 (better 42...Qf7-+) 43.Bh7= Kf7 44.Rf1 Ke7 (better 44...Qf3! 45.Rf3 gf3 46.Kf3 Ke8 47.Bf5 Re7=) 45.Rf4+/- Rf4 46.Qb3 (better 46.Qb2 Rgf7 47.Bg8 Rf2 48.Kg3 Re2 49.Qb7 Kd8 50.Bf7+- (worse 50.Qf7 Re1+-)) 46...Rg5?? (better 46...e5 47.Qb8 Rgf7+-) 47.Qe6 Kf8 (47...Kd8 48.Qe7 Kc8 49.Bd3 Ra4 50.Qe8 Kc7 51.Re7 Kb6 52.Qa4 Ba3 53.Qa6 Kc5 54.Qb5 Kd4 55.Qc4) 48.Qe7 1-0. Timmermans,Mark (2385) - Gahan,M (2265), Titled Tuesday 4th May, 2021.

8.Nf3 Qf5 9.e3 0-0 10.Nd4 Qg5 11.Nb3 Qd8 12.Na5 Na5 13.d4 d6 14.Bd3 Be6 15.Qc2 Qh4 16.Qa4 b6 17.Nc7 Rac8 18.Ne6 fe6 19.0-0 Rf6? 20.Qd7+- Rcf8 21.Qd6 Rf2 22.Qe6 Kh8 23.Rac1 (23…g6 24.Qe5 Kg8 25.Be4+-) 1–0. marekt – Melendez_2, ChessWorld.net, 2004.

8.Nf3 Qh5 9.Rb1 0-0 10.Rb5 Qh6 11.Qa4 b6 12.Nc7 Rb8 13.Rb3 Nd4 14.Rd3 Nf3 15.gf3 d6 16.Nb5 Bd7 17.Qd1 Bb5 18.cb5 Rbc8 19.Bg2 Rc5 20.a4 Qg6 21.Rg1 Rfc8 22.Re3 Qc2 23.Rc3 Rc3 24.Qc2 Rc2 25.e3 Rd2 26.Kf1 Rc1# 0–1. EnginMax20 – Gandalf432h, computer chess game, 2001.

8.Nf3 Qh5 9.e3 d6 10.Be2 0-0 11.0-0 Re8 12.Qa4 Bg4 13.Rab1 Bb6 14.Nc7 Bc7 15.Rb7 Bb6 16.Qc6 Qc5 17.Qa4 Qc8 18.Qa6 Re7 19.Rb6 ab6 20.Qc8 Bc8 21.Rb1 Ra2 22.Rb6 Rd7 23.Kf1 Kf8 24.Bd3 Ke7 25.Ke2 Rb7 26.Rb5 Rc7 27.Nd4 Bg4 28.f3 Be6 29.Rb4 Ra5 30.Ne6 fe6 31.Bh7 Rh5 32.Be4 Rh2 33.f4 Ra7 34.Rb2 Rh1 35.d4 Rc1 36.Bc2 Rg1 37.Kf3 Rf1 38.Kg4 Rf2 39.Kg3 Rd2 40.Kf3 Ra3 41.Rb3 Ra2 42.Bd3 Rg2 43.Rb7 Kd8 44.Rb8 Kc7 45.Rg8 Rad2 46.d5 e5 47.Bf5 Rdf2 48.Ke4 ef4 49.ef4 Rg1 50.Ke3 Rgf1 51.Rg7 Kb6 52.Rg4 Rf3 53.Ke4 Kc5 54.Bd7 Kc4 55.Be6 R3f2 56.Kf5 Kd4 57.Kg5 Ke4 58.f5 Ke5 59.Kg6 Rf5 60.Bf5 Rf5 61.Rg2 Rf4 62.Rg5 Ke4 63.Rh5 (63...Kd4 64.Kg5-/+) 1–0. kamret (2235) – RunningThrough (2050), GameColony.com, 2003.

8.Nf3 Qd6

9.Qb3 0-0 10.e3 Ne5 11.Ne5 Qe5 12.Rd1 c6 13.Nf4 Re8 14.Be2 Bc7 15.0-0 Qg5 16.Nh5 d5 17.f4 dc4 18.Qc4 Qh6 19.Qb3 Rb8 20.Ng3 White prepares f5 20...Be6 21.Qc2 White plans f5 21...Bb6 22.Kh1 (22.d4 Rbd8=) 22...Rbd8+= 23.Bf3 Rd6 24.f5 Bc8 25.e4 (25.Qa4!?+=) 25...Qg5 (25...Red8 26.d3-+) 26.d3?? (better is 26.Ne2-/+) 26...Qg3-+ (26...Qg3 27.Qd2 Qe5-+) 0–1. Barbarickiy,Yuri – Belyakov,Bogdan, Rtng–Tournament, 2008.

9.Qc2 0-0 10.e3 Ne5 11.Nd4 c6 12.Nf5 Qc5 13.Nde7 Kh8 14.Nc8 Rac8 15.Be2 b5=+ 16.0-0 Nc4 17.d4 Qb4 18.Bc4 Qc4 19.Qc4 bc4 20.Nd6 Rb8 21.Nc4 Bc7 22.Rab1 d5 23.Nb2 Bd6 24.Nd3 g6 25.a4 Rfe8 26.g3 a5 27.h4 Kg7= 28.Kg2 Kf6 29.g4 Rb1= 30.g5 Kf5 31.Rb1 Rb8 32.Rc1 Rb6 33.f3 Ba3 34.Rc2 Bd6 35.Kf2 f6 36.f4 Be7= 37.Kf3 Rb3 38.Nc5 Rb4 39.Nd7 fg5 40.hg5 Rb7? 41.Ne5+- c5 42.dc5 Bg5 43.Nc6 Bf6 44.Na5+- Rc7 45.c6 Ke6 46.Nb7 d4 47.a5 d3 48.Rc4 g5 49.fg5 Bg5 50.a6 Rc8 51.a7 (51.a7 Bf6 52.e4+-) 1–0. Taulien,Hans_Juergen (2225) – Hohlstein,Walter (1955), RSX4D – A00 – SokStabSys–1, 2004.

9.e3 0-0 10.Bd3 Ne5 11.Ne5 Qe5 12.f4 Qd6 13.Qc2 (13.Qc2 c6 14.Nc3= (< 14.Bh7 Kh8-/+); 13.Qh5 f5 14.Qg5 h6=). jaskier (2140) – RONY2001 (1715), internet, 2006.

9.e3 0-0 10.Bd3 h6 11.0-0 b6 12.Rb1 Re8 13.Bc2 Ba6 14.d3 Rad8 15.Nh4 Ne7 16.Ne7 Qe7 (16...Re7? 17.Nf5 Qf6 18.Ne7 Qe7 19.Qf3+-) 17.Nf5 Qf6 18.Qf3 c6 19.Rfd1 d5 20.cd5 Rd5 21.e4 Rc5 22.Bb3 Rd8 23.d4 Rc3 24.Qf4 Bc8 (24...Bd3 25.Rbc1 Rc1 26.Rc1 Rd4 27.Rc6 Re4 28.Nh6 gh6 29.Qg4 (29.Qf6?? Re1) 29...Qg5 30.Qg5 hg5 31.h3-+) 25.Qc7+- Kh7 (25...Bf5!? 26.Bf7 Kf8 27.ef5 Qe7 28.Qe7 Ke7+=) 26.e5 (26.Bf7 Rc2 27.Rbc1 Rd4 28.Bg8 Kg8 29.Qc8 Kh7=; worse 26.Qf7 Qf7 27.Bf7 Bf5 28.ef5 Rc2+=) 26...Qf5 27.Qd8 Be6 28.Be6 fe6 29.Rbc1 Rc1 30.Rc1 Bd2 31.Rf1 Qe4 32.Qd7 Bc3 33.Qe6 Bd4 34.Qd7 Be5 35.Qa7 1–0. Amadio,Giancarlo – Marino,Fabio, FSI – Torneo dell'Anniversario, 2000.

9.e3 Ne7 10.Nc3 (10.Ne7 Qe7 11.Be2 0-0=) 10...Bc3 11.dc3 Qd1 12.Rd1 d6 13.Nd4 (13.Bd3 Bg4=) 13...a6 (13...b6 14.Bd3=+) 14.h4 (14.Bd3 b6=+) 14...0-0 (14...b6 15.Bd3=) 15.Bd3 Re8 16.Kd2 Bd7 (16...b6 17.Be4 Rb8 18.h5=) 17.Rb1 Rab8 18.h5 h6 (18...Nc6 19.h6=) 19.a3 (19.Be4 b6=) 19...Nc6=+ 20.f4 b6 (20...Kf8 21.e4=) 21.Rhg1 Re7 (21...Ne7 22.g4=) 22.g4 Rbe8 23.Rg3 f6 (23...Kf8 24.g5 hg5 25.fg5=) 24.Bg6 Rf8 25.Kd3 (25.Nf5 Bf5 26.Bf5 Na5=) 25...Nd8 26.Be4 Ne6 (26...Rfe8 27.Bd5 Kh7 28.Nf5 Bf5 29.gf5=) 27.Bd5 Kh8 (27...Kh7 28.Be6 Be6 29.Nc6=) 28.Nf5 (28.Be6 Be6 29.Ne6 Re6=) 28...Nc5 29.Kc2 (29.Kd4 Bf5 30.gf5 Kh7=) 29...Bf5 30.gf5 Rc8 (30...Rfe8 31.Re1=) 31.Bc6 Ne4 32.Rg2 (32.Rg6 Rd8=) 32…Nc5 ½–½. marekt – Hullplayer50, ChessWorld.net, 2016.

9.g3 Ne5 10.Bg2 Nc4-/+ 11.Nd4?? c6-+ 12.Nf5 Qe5 13.Nde3 Bd2 14.Kf1 Ne3 15.Ne3 Be3 16.fe3 Qe3 17.Qc2 0-0 18.Bf3 d5 19.Kg2 f5 20.a4 f4 21.Rhc1 fg3 22.hg3 Bg4 23.Rf1 Bf3 24.ef3 Rae8 25.Rf2 Rf7 0–1. wlittle (2230) – yakal (2000), net–chess.com, 2004.

8.Nf3 Qe4

9.Qb3 0-0 10.e3=.

9.Qb3 Nd4 10.Nd4 (10.Qb2 Nc2 11.Kd1 Na1=+) 10...Qd4= 11.Rd1 c6 12.e3 (12.Qa3 cd5 13.Qa5 dc4=) 12...Qe5 (12...Qh4 13.Qa3 Qd8 14.Nf4=) 13.Qa3 Bd8 14.d4 Qb8 (14...Qg5 15.Nc3=) 15.Nf4 (15.Nc3 Be7 16.Qb3 d6+=) 15...Be7 (15...Bg5 16.Nh5 Be7 17.Qc3+= (17.Ng7? Kf8 18.Qa5 Kg7-+)) 16.Qa5 (16.Qc3 Bd6 17.Nh5 0-0+=) 16...b6= 17.Qa4 (17.Qc3 0-0=) 17...0-0 (17...Bd6 18.Nh5 0-0 19.Bd3=) 18.Bd3 Bg5 (18...Re8 19.Rb1=) 19.Nh3 Bf6 20.0-0 Qb7 (20...h6 21.Rfe1+=) 21.d5 (21.Nf4 d6+=) 21...cd5 (21...Re8 22.d6+=) 22.cd5 (22.Qc2 Re8 23.Bh7 Kf8 24.cd5 d6+-) 22...g6 (22...d6!?=) 23.Qf4 Bg7 24.d6 Qb8 25.Bc4 (25.Rc1!?+-) 25...Bb7+= 26.e4 (26.Qg4 Bc6+=) 26...Qe8 27.Bd5 (27.Rfe1 Rc8 28.Bd5 Bd5 29.ed5 Qd8=) 27...Bd5= 28.Rd5 h6 (28...Rc8 29.Re1=) 29.Rc1 (29.Re1 Rc8+=) 29...Qe6= 30.Rcd1 (30.Rc7 f5 31.f3 Rae8 32.Ra7 fe4 33.Qe4 Qe4 34.fe4 Re4-+) 30...Rac8 31.Qe3 g5 (31...Rc3 32.Qe2=) 32.f4 Rfe8 33.Nf2 (33.fg5 Qe4 34.Qf2 Rc1 35.Rc1 Qd5=+) 33...gf4 (33...f5 34.fg5 fe4 35.gh6 Qh6 36.Qe2=) 34.Qf4 Rc2 (34...Rc5 35.Rc5 bc5 36.Qg3=) 35.a3 Qf6 (35...Rec8 36.Rf5=) 36.Qf6 (36.Rf5 Qe6+=) 36...Bf6 37.R5d2 (37.Kf1 Bc3=) 37...Rec8 (37...Rd2!? 38.Rd2 Re6=+) 38.Ng4= Bg7 39.Kf2 (39.Rc2 Rc2 40.Rd3 h5+=) 39...R8c3 (39...R2c4 40.Kf3=) 40.Rc2 (40.e5 h5 41.Nf6 Bf6 42.ef6 Kh7=+) 40...Rc2 41.Ke3 (better 41.Kf3!? Rc3 42.Kf4 Ra3 43.Rc1=+) 41...Rg2-/+ 42.Kf4 h5 43.Ne5 Be5 44.Ke5 Rh2 45.Kf6 Kf8 46.Rc1 Rf2 47.Kg5 h4 48.Rh1 (48.e5 h3 49.Kh6 f5=) 48...Kg7 (48...f6 49.Kg4-+) 49.Rh4 f6 (49...Rd2 50.Kf5 Rd6 51.e5-+) 50.Kg4-/+ Rd2 51.Kf5 Rd6 52.Rh3 (52.Rg4 Kf7 53.Rh4 Rd3 54.Rh7 Kg8-+) 52…b5 (52...b5 53.Rb3 a6-+; 52...Rd1 53.Rc3-+) 0–1. Schult – Warzecha,H, corr, 1994.

9.e3 Ne5 10.Qa4 Nc6 11.Be2 0-0 12.0-0 Re8 13.d4 d6 14.Nf4 Bb6 15.Bd3 Qe7 16.Nd5 Qd7 17.Ng5 h6 18.Ne4 Qd8 19.Nb6 cb6 20.Nc3 Qg5 21.Qb5 Qb5 22.Nb5 Rd8 23.Rab1 Ne7 24.e4 Bg4 25.h3 Bh5 26.g4 Bg6 27.f4 Nc6 28.f5 Bh7 29.Kf2 Rd7 30.Ke3 Rc8 31.h4 Re8 32.g5 Ne7 33.Kd2 hg5 34.hg5 Nc6 35.Rh1 a6 36.Nc3 Nd4 37.Rh3 Rdd8 38.Nd5 Ne6 39.fe6 fe6 40.Rbh1 ed5 41.Rh7 de4 42.Be4! Kf7 43.Rf1 Kg8 44.Rh4 Re4 45.Re4 b5 46.cb5 ab5 47.Re7 1–0. marekt – Sterling, ChessWorld.net, 2003.

9.e3 Ne5 10.Qb1 Nf3 11.gf3 Qf3 (better is 11...Qb1!? 12.Rb1 c6=) 12.Rg1+= Bd2 (12...c6 13.Nf4 Bd2 14.Kd2 Qf2 15.Be2 Qh2 16.Rg7 Qh6 17.Qe4 Kd8 18.Rf7 Qd6 19.Qd3 Qe5+-) 13.Kd2+- Qf2 14.Be2 Qh2 (14...Kd8 15.Qe4 Re8 16.Qh7 c6+-) 15.Qe4 1–0. Molano Lafuente,Ismael (2035) – Ribalta Bertran,Esteve (1775), 10th Obert d'Escacs de Llinars del Vall, 2016.

9.e3 Ne5 10.Ne5 Qe5 11.f4 Qd6 12.Qg4 0-0 (12...Kf8 13.f5=) 13.Bd3 f5 14.Qg5 (worse 14.Bf5 c6 15.Nc3 Bc3 16.dc3 Qc5-/+) 14...Kh8 15.a3 (15.Ke2 Qe6 16.Qe7 Qf7+=) 15...c6 16.Qe7 Qe7 (16...Rf6 17.Qe8 Rf8 18.Qe7=) 17.Ne7 Re8 18.Nf5 g6 19.Nd6 Re3 20.Be2 Re6 21.Nc8 Rc8 22.Kd1 Rce8 23.Bg4 (23.Bf3 Rd6 24.Ra2 Rd4-/+) 23...Re4-/+ 24.Rb1 b6 (24...Rf4?! 25.Bd7 Rd8 26.Rb7=) 25.g3 (25.Bd7?? Rd8 26.Re1 Re1 27.Ke1 Rd7-+) 25...Rc4 26.Re1 (26.Bd7?? Rd8 27.Re1 Rd7-+) 26...Re1 27.Ke1 Rc2 (27...d5 28.Bd7-/+) 28.Rd1 d5 (28...d6 29.Ke2-/+) 29.Ke2 Rc4 (29...Ra2 30.Bd7 Ra3 31.Bc6-/+) 30.Bd7 Kg7 (30...c5 31.h3-/+) 31.Rb1 (31.Re1 Rd4 32.Bc6 Rd2 33.Kf3 Rc2-/+) 31...Kf6 32.Kd1 (32.Rb3 Ke7 33.Bc8 Kd6-/+) 32...c5 33.Bc6 Rd4 34.Rb2 Rd3 35.a4 c4 36.Ke2 Ke6 37.Bb7 (37.Bb5 Rd4-/+) 37...Kd6 38.Ra2 h6 (38...Bb4 39.Ba6-+) 39.Ba6 Rd4 (39...Rb3 40.Rc2-+) 40.Rb2 Re4 41.Kf3 (41.Kd1 c3 42.dc3 Ra4-+) 41...g5 42.d3 (42.fg5 hg5 43.Bb7 g4 44.Kf2 Re8-+) 42...cd3 43.Bd3 Ra4 0–1. Rosner,Dirk – Fiedler,Reinhard, CiF, 2001.

9.e3 0-0

10.Qb1 Qb1 11.Rb1 d6 12.Kd1 Bf5 13.Rb7 Rab8 14.Rb5 (< 14.Rc7 Bc7 15.Nc7 Rb1 16.Ke2 Nb4-/+) 14...Rb5 15.cb5 Be4 16.Nc3 (16.bc6?! Bd5 17.Kc2 Rb8=) 16...Bf3 17.gf3 Ne5 18.Nd5 Nf3 19.Ne7 Kh8 20.Nc6 Bb6 21.d4 g5? (Better is 21...Ng5+-) 22.a4 a5 23.ba6 Nh4 (23...Ra8+-) 24.a5 Ba5 25.Na5 c5 26.d5 f5 27.a7 Ng6 (27...Ra8 28.Nc6 c4 29.Bc4+-) 28.Nc6 Ne5 (28...Ra8 29.Ba6 g4+-) 29.Nb8 (29...f4 30.a8Q fe3 31.Qa6 Rb8 32.Qd6 e2 33.Be2+-) 1–0. marekt – HMAN, ChessWorld.net, 2003.

10.Qb1 Qg4 11.h4 d6 12.Ng5 Qh5 13.Bd3 f5 14.g4 fg4 (better is 14...Qg6!?+=) 15.Bh7+- Kh8 16.Nf4 Rf4 17.Bg6 Bf5 18.Qb7 (18.Bh5?! Bb1 19.ef4 Bd3+=) 18...Rb8 19.Qb8! (19.Bh5 Rb7 20.ef4 g6 21.Bg4 Bg4-/+; 19.ef4 Rb7 20.Nf7 Kg8 21.Bh5 Rb2+=; 19.Qc6?! Bg6 20.ef4 Re8 21.Kf1 Bd2+=) 19...Nb8 20.Bh5 Rc4 21.f3 g3 22.Bf7 Rc2 23.Rd1 Nc6 24.Bb3 Rb2 25.Rg1 Nb4 26.Rg3 Na2 27.Be6 Bd3 28.Rg4 Nc3? (better is 28...Nb4+-) 29.Rf4 (29.Rf4 Rb8 30.dc3 Bc3 31.Kf2+-) 1–0. Degterev,Pavel (1685) – Krabbenbos,Jan, CFriend SL–2005–0-00027 email, 2005.

10.Be2 Nb4 11.Nb4 Bb4= 12.0-0 d6 13.d4 Ba5 14.Rb1 c6 15.Bd3 Qg4 16.Qc2 Qh5 17.Nd2 Qh6 18.Rfc1 Rb8 19.Nf1 Bb6 20.Ng3 Be6 21.Nf5+= Bf5 22.Bf5 Rfe8 23.Rd1 Re7 24.h3 g6 25.Bg4 Qg5 26.Bf3 Rbe8 27.Rb3 Rc7 28.Qb2 Rce7 29.a4 Qa5 30.Qa3 Qa6 31.Rdb1 Rd8 32.h4 Rdd7 33.h5 Qc4 34.a5 Bd8 35.a6 Qa6 36.Qa6 ba6 37.Bc6 Rc7 38.d5 Rc8 39.Rb8 Rec7 40.R1b7 gh5 41.Kf1 a5 42.Rc8 Rc8 43.Rd7 Kg7 44.Rd6 Bb6 45.Ke2 Bc5 46.Rd7 Rb8 47.Rc7 Bb6 48.Re7 Bc5 49.Rd7 Rb4 50.Rc7 a4 51.Be8 Bb6 52.Rf7 (52.Rc3!?+=) ½–½. Johansson,Mats – Vaassen,Jack, CF–01, 2005.

10.Be2 b5 11.Qb1 Qb1 12.Rb1 b4 13.0-0 d6 14.d4 Bf5 15.Bd3?? Bd3-+ 16.Rfe1 Bc4 17.Nf4 Ba2 18.Rb2 b3 19.Rc1 Ne7 20.d5 Rab8 21.Nd4 Rb7 22.Nc6 Nc6 23.dc6 Rb5 24.e4 Re8 25.Rc4 d5! 26.f3 dc4 27.Ne2 c3 28.Nc3 Bc3 (28...Bc3 29.Rb3 Bd4 30.Kh1 Bb3-+) 0–1. Norman,R – Kuhlmann,AEJ, corr ICCF TT–4–90–12, 1990.

10.Be2 d6 11.0-0 Be6 12.Qb1 Qb1 13.Rab1 Rab8 14.d4 Bf5 15.Rb5 Be4 16.Ng5 Bd5 17.cd5 a6 18.Rb3 Ne7 19.Rfb1 h6 20.Nf3 b6 21.Bc4 Ra8 22.a4 g5 23.e4 Ng6 24.h3+/- Rfe8 25.Re3 Nf4 26.Kh2 Kf8 27.g3 Nh5 28.e5 Re7 29.Rc1 Bb4 30.Rb3 a5 31.Bb5 Ng7 32.Bc6 Rc8 33.Kg1 de5 34.de5 Bc5 35.Rbc3 Rd8 36.Rc5+- bc5 37.Rc5 h5 38.g4 hg4 39.hg4 Rb8 40.Ra5 Rb1 41.Kg2 Ne8 42.Ra8 Rc1 43.a5 Rc4 44.Kg3 Rc3 45.a6 Re5 46.a7 Ra3 47.Rb8 f6 48.a8Q Ra8 49.Ra8 Re7 50.Rc8 Kf7 51.Be8 Re8 52.Rc7 Kg6 53.Nd4 Re4 54.Ne6 f5 55.f4 fg4 56.Rg7 Kf5 57.Rg5 Kf6 58.Kg4 Re1 59.Rf5 Ke7 60.Re5 Rg1 61.Kf5 Kd6 62.Ng5 Kd7 63.Kf6 Rg4 64.f5 Rb4 65.Nf7 Rb2 66.Re7 Kc8 67.d6 Rb6 68.Ke5 Rb5 69.Kd4 Rb7 70.Ne5 Re7 71.de7 Kb7 72.e8Q Kb6 (72...Ka7 73.Qc6 Kb8 74.Nd7 Ka7 75.Qc7 Ka6 76.Qb6#) ½–½. mrkt (2305) – Abraxis (2780), ICC, 2003.

10.Be2 Re8 11.0-0 d6 12.d3 Qf5 13.Rb1 Qd7 14.d4 Ne7 15.Bd3 Nd5 16.cd5 a6 17.Qc2 h6 18.Nd2 b5 19.Rfc1 Bb6 20.a4 ba4 21.Nc4 Qd8 22.Qa4 Bb7 23.e4 f5 24.Na5 Bc8 25.Nc6 Qg5 26.e5 de5 27.de5 Qd2 28.Ne7?? Re7-+ 29.d6 Qf2 30.Kh1 Bb7 31.Qc4 Kh8 32.Rg1 Re5 33.dc7 Rb5! 34.Rbf1 Qb2 35.Qh4 Bg1 36.Rg1 Rd5 37.Qg3 Rc8 38.h3 Qa3 39.Rd1 Rd6 40.Kh2 f4! 41.Qf4 Rd3 42.Rf1 Rd7 43.Qg3 Qg3 44.Kg3 Rdc7 45.Rb1 Rc3 0–1. Johannes,Jan – El_Messiry,Raouf, T3223B, 1999.

10.Be2 Re8 11.Qb3 Ne5 12.Qa3 Nc4 13.Bc4 Qc4 14.Qa5 b6 15.d3 Qc6 16.Nd4 Qb7 17.Qb5 c5 18.Qb3 cd4 19.Rc1 de3 20.fe3 Re5 21.e4 Qd5 22.Qd5 Rd5 23.ed5 Bb7 24.Rc7 Bd5 25.Kf2 Be6 26.Rd1 Kf8 27.d4 Ke7 28.d5 Bf5 29.d6 Ke6 30.Kf3 h5 31.Rd2 g5 32.Rc3 Ke5 33.Re3 Kf6 34.Rb2 Be6 35.Rc2 h4 36.g3 ½–½. Woelfelschneider,Peter (1795) – Monill,Favio, 06. VCC–Open, 2001.

9.e3 d6

10.Qb1 Qb1 11.Rb1 Rb8 =.

10.Rb1 Rb8 11.Ng5 Qg6 12.h4 h6 13.Nf4 Qf6 14.Rb5 a6 15.Rd5 0-0 16.Qb1 g6 17.Ne4 Qg7 18.g4 b5 19.cb5 Ne5 20.g5 Bf5 21.Be2 hg5 22.hg5 Rfe8 23.Rd4 Rb5 24.Qb5 ab5 25.Nf6 Kf8 26.Rh7 Qh7 27.Nh7 Kg7 28.Nf6 Rh8 29.Kf1 b4 30.e4 Bc8 31.Kg2 Bb7 32.f3 Bc6 33.N4d5 Ra8 34.Nb4 Bb4 35.Rb4 Ra2 36.Rd4 Rc2 37.f4 Nd7 38.Kf3 Nf6 39.gf6 Kf6 40.Ke3 Rc1 41.Rb4 Re1 42.d3 Bd7 43.Kd2 Ra1 44.Rb7 Ra2 45.Ke3 Rc2 46.Bd1 Rc3 47.Kd2 Rc5 48.d4 Rc4 49.Kd3 Rc1 50.Bc2 Bc6 51.Rc7 Ba4 52.e5 de5 53.de5 Kg7 54.Kd2 Rc2 55.Rc2 Bc2 56.Kc2 Kh6 57.Kd3 Kh5 58.Ke3 Kg4 59.Ke4 Kg3 60.f5 gf5 ½–½. Zahn,R – Meis,C, VEM, 2000.

10.Qb3 0-0 11.Bd3 Qe8 12.0-0 Ne5 13.Ne5 Qe5 14.f4 Qe6 15.Bf5 Qe8 16.Bc8 Rc8 17.Qb7 Bd2 18.Qc8 Qe3 19.Ne3 Be3 20.Kh1 Rc8 21.Rae1 Bd4 22.g4 Kf8 23.Kg2 Rb8 24.Rb1 Rb1 25.Rb1 Ke7 26.Kf3 h6 27.Rb8 Kf6 28.Ke4 Bg1 29.Rc8 Bh2 30.Rc7 Bg1 31.Kd5 Bc5 32.Rd7 g6 33.Rd6! (33…Bd6 34.Kd6+=). Ackermann,Peter (1845) – Hanauer,Andre (2100), M–1580 E BdF, 1997.

10.Qb3 0-0 11.Bd3 Qg4 12.0-0 Re8 13.Rab1 (13.Bc2=) 13...Ne5 (13...Bb6!?=) 14.Ne5+= Re5 15.f4 Re6 16.Rf3 (16.Qc2 Qh4 17.g3 Qd8 18.Bh7 Kh8+/-) 16...c6 17.Qa3 (17.Rg3!? Qh4 18.Rh3+/-) 17...Bd2= (worse is 17...cd5 18.Qa5 Re8 19.Qd5+/-) 18.Nc7 (18.f5 Re8 19.Nc7 Be3 20.Kh1 Bc5+/-) 18...Be3 19.Kh1 Bc5 20.Qc3 Rb8 21.Ne6 (21.Rg3 Qg3 22.Ne6 Qg4 23.Nc5 Bf5+/-) 21...Qe6 (21...fe6?? 22.Rg3 Qg3 23.hg3+-) 22.Re1 Qd7 23.Rh3 (23.Rg3 g6 24.Qf6 d5+/-) 23...f5 (23...g6 24.Qf6 Bb6+-) 24.Rg3+- Kf8 25.Bf5! Qf7 (25...Qf5 26.Qg7 Mate attack) 26.Rg7! Bf5 (26...Qg7) 27.Rf7 Kf7 28.h3 Rg8 (28...b5 29.g4 b4 30.Qf3+-) 29.Qb3 (29.Qb3 b6 30.Qa4+-) 1–0. Rohde,Friedhelm – Zylla,Johannes, corr SOK–96–113, 1996.

10.Qb3 0-0 11.Bd3 Qg4 12.0-0 f5 13.Nf4+- Ne5 14.Be2 Nf3 15.Bf3 Qh4 16.c5 Kh8 17.Qa4 g5 18.Qd4 Kg8 19.Bd5 Rf7 20.Qf6 Be6 21.Be6 Raf8 22.Nd5 (22.Nd5 Qh2 23.Kh2 Re8 24.Qf7 Kh8 25.Qf6#) 1–0. Fehr,Wolfgang – Kupec,Jan, CiF, 1998.

10.Qb3 Rb8 11.Bd3 Qg4 12.h3 Qd7 13.0-0 0-0 14.Rab1 Ne7 15.Qb5 Nd5 16.Qa5 Nb6 17.Nd4 Qe7 18.Rfc1 Re8 19.c5 dc5 20.Qc5 Qc5 21.Rc5 Re7 22.a4 Na4 23.Ra5 Nb6 24.Ra7 Rd7 Be4+/- g6 26.d3 Re7 27.Nb5+/- Na8 28.Kf1 Kg7 29.Ke2 f5 30.Bf3 Kf7 31.Kd2 Ke8 32.g3 Kd8 33.Nd4 Nb6 34.Bc6 Rf7 35.f4 Rf6 36.Bf3 Nd7 37.g4 fg4 38.hg4 Rb6 39.Rh1 Nf8 40.Kc3 Bd7 41.g5 Ke7 42.Bd5 c5 43.Nb3 Bc6 44.Bc6 Rc6 45.Na5 Rb6 46.Nc4 Rb5 47.e4 Rd8 48.f5 gf5 49.ef5 Kd7 50.Rha1 Kc7 51.Ra8 Rb8 52.Rb8 (52.Rb8 Kb8 53.Re1+-) 1–0. Rohde,Friedhelm (2535) – Kilpatrick,Robert, corr 3GMM½–04, 1999.

10.Qb3 Qg6 11.Be2 0-0 12.0-0 Re8 13.d4 Qe6 14.h3 (14.h3 Qf5 15.Bd3+=; 14.Bd3 Ne7=). Winiger,Albert – Kuni,Richard, TT–07 ETC, 2003.

10.Be2 0-0 11.0-0 Qe6 12.d4+= Qh6 13.Rb1 Rb8 14.Qc2 Bd7 15.Rb5 a6 16.Rb2 Rfe8 17.Rfb1 Bc8 18.Bd3 Ne7 19.Qa4 Nc6 20.Nf4 g5+/- 21.Nd5 f5 22.Nd2 Bd2 23.Rd2 Qg7 24.Rdb2 Qf7 25.Qd1 Na5 26.Qa4 Nc6 27.Qd1 Na5 28.Be2 Rf8 29.f4 gf4 30.Bh5 Qe6= 31.Qa4 b6 32.ef4+/- Bb7 33.Re2 Qh6+= 34.Bf3 Nc6 35.Rd1 Qg7 36.Kh1 Kh8 37.Re3 Rg8 38.Qa3 Rbe8 39.Re8 Re8 40.Ne3 Qe7 41.Re1 Qf6 42.Qc1 Rb8 43.c5 dc5= 44.dc5 b5 45.Nd5 Qg7 46.Re6 Rf8 47.Qe1 Nd4 48.Re7 Nf3 49.gf3 Qd4 50.Re8 Re8 51.Qe8+/- Kg7 52.Qe7 Kg6 53.h4 h5 54.Qg5+- Kf7 55.Qf5 Kg8 56.Qe6 Kg7 57.Qe7 Kg6 58.Qe4 Qe4 59.fe4 a5 60.Kg2 Kf7 61.Kf3 c6 62.Nb6 a4 63.Ke3 a3 64.Kd4 Ba6 65.Kc3 Ke7 66.f5 Kf6 67.Nd7 Ke7 68.Nb8 (68.Nb8 b4 69.Kb4+-) 1–0. Schulz,Hans_Juergen (2145) – Hohlstein,Walter (1955), RSX4D – A00 – SokStabSys–1, 2004.

10.Be2 Be6 11.Qb3 0-0 12.0-0 Rab8 13.Bd3 Qg4 14.Nf4 Bc8 15.Qc2 h6 16.Bh7 Kh8 17.d4 b6 18.Be4 Qd7 19.Rfd1 Nb4 20.Qb1 Re8 21.a3 Nc6 22.Qc2 Nd8 23.Rab1 a6 24.Nd2 Bd2 25.Rd2 Ne6 26.Nd5 Bb7 27.Rdd1 Kg8 28.Bh7 Kh8 29.Bf5 Qd8 30.Rb2 Qg5 31.Be4 Qh4 32.Rbb1 Ba8 33.Bf5 Qg5 34.f4 Qd8 35.Nc3 c5 36.d5 =. Pleschke,Helmut – Wingo,Michael, IECG, 2000.

5.Bg3 Bc3-/+

6.dc3 0-0 7.e3 d6 8.Bd3 Re8 9.Ne2 Bd7 10.Bh4 Ne5 11.Rb1 Bc6 12.0-0 Ng6 13.Bf6 Qf6 (worse is 13...gf6 14.Nd4+/-) 14.Nd4 Rab8 15.Nc6 bc6 16.Qg4 Ne5 17.Rb8 Rb8 (17...Ng4?? 18.Re8) 18.Qa4 Nd3 (better is 18...Qd8!?=) 19.Qa7+/- Qd8 20.cd3 Ra8 21.Qb7 c5 22.Qb3 Kf8 0–1. ETC_Chess – HFlew, playchess.de, 2004.

6.dc3 d6 7.Rb1 Ne4 8.Qd3 Ng3 9.Qg3 0-0 10.e3 b6 11.Bd3 Bb7 12.Nf3 Qf6 13.0-0 Qc3 14.Bh7?? Kh7-+ 15.Ng5 Kg8 16.Qh4 Rfe8 17.e4 Qf6 18.f4 Qh6 19.Qg4 f6 20.Ne6 Bc8 21.f5 Ne5 22.Qd1 Be6 23.fe6 Re6 24.Qd5 Rae8 25.Qb7 Qe3 26.Kh1 Ng4 27.Qa7 Nf2 28.Rf2 0–1. Anderson,George – Shome,Devarshi (1620), Winnipeg Game a Month op2, 2003.

6.dc3 Ne4 7.Qd3 d5 8.f3 Ng3 9.hg3 Be6 10.Nh3 Qf6 11.Nf4 0-0-0 12.e3 Bf5 13.Qd2 Nb4 14.Bd3=+ Nd3 15.cd3 Rd6 16.Rb1 Re8 17.Rb5 h6 18.Nd5 Qg5 19.Nf4 Qg3-+ 20.Ke2? Qf4 21.e4 Qd2 22.Kd2 Bd7 23.e5 Rg6 24.Ra5 Rg2 25.Kc1 a6 26.d4 Rf2 27.Re1 Rf3 28.Kc2 h5 29.d5 h4 30.e6 fe6 31.de6 Be6 32.Rae5 Kd7 33.R1e4 h3 34.Rd4 Ke7 35.Rde4 Kf7 36.c4 h2 37.Rh5 Rf2 38.Kb3 b5 39.Reh4 Bc4 40.Rc4 bc4 41.Kc4 Re1 42.Rf5 Rf5 43.a4 h1Q 44.Kb3 Qh3 45.Ka2 Rf2 0–1. theblizzard – coolerdude, ChessWorld.net, 2005.

4...d5

5.Nf3 c6

6.a3 Ba5 (6...Be7 7.e3 (7.Bd4 c5 8.Be5 Nc6 9.e3 Ne5-/+; 7.Nd4 0-0 8.e3 Nbd7 9.Bf4 Ne4+=; 7.Qb1 Nbd7 8.Bf4 0-0 9.h3 Ne4+=) 7...Nbd7 8.Bf4 0-0 9.Nd4 Ne4+=; 6...Bd6 7.e3 (7.Bd6 Qd6 8.e3 0-0 9.Bd3 Bg4+=; 7.Bd4 0-0 8.e3 Be6 9.Be2 Ne4+=) 7...Be5 8.Ne5 0-0 9.Be2 Qd6+=) 7.e3 (7.Bd4 0-0 8.e3 Nbd7 9.Bd3 c5+=) 7...0-0 (7...Nbd7 8.Bd4 0-0 9.Bd3 c5+=) 8.Be2 (8.Bd3 Nbd7 9.Bd6 Bc3+=) 8...Bf5 (8...Ne4!? 9.Nb1 (9.Ne4 de4+=) 9...Nd7+=; 8...Nbd7 9.Bf4 Bc3+=) 9.Nd4+= (9.Rb1 Qe7=) 9...Bg6 (9...Bc3+=) 10.Rb1 Bb6 11.0-0 Re8 12.Bf4 (12.f4 h6 13.f5 Re5 14.fg6 fg6=) 12...Nbd7= 13.h3 Nc5 14.h4 h6 15.h5 Bh7 16.Bf3 Nce4 17.Na4 Bd4 18.ed4 b5 19.Nc5 Nc5 20.dc5 Ne4 21.Be4 Re4 22.Rb4 Qh4 23.Bg3 Qe7 24.Bd6 Qg5 25.d3 Re6 26.a4 a5 (26...a6!?=) 27.Rg4+/- Qf6 (27...Qh5?? 28.Rg7! Kg7 29.Qh5 ba4 30.Qg4 Bg6 31.Qa4+-) 28.ab5 cb5 29.Rf4 Qg5 30.Qf3 Rf6 (better is 30...Ra7+-) 31.Rf6 Qf6 32.Qd5 Re8 (32...Re8 33.Qc6 Qe6 34.Qb5 Bf5+-). marekt – retiarius, ChessWorld.net, 2016.

6.Rb1 A) 6...Ba3 7.e3 (7.Rb3 Be7 8.e3 Nbd7 9.Bd4 0-0+=; 7.Bd4 0-0 8.e3 Nbd7 9.Be2 c5=) 7...Nbd7 8.Bd4 0-0 9.Be2 c5=; B) 6...Qa5 7.Bf6 (7.a3 Be7 8.a4 Nbd7 9.Bd4 0-0-/+) 7...gf6 8.Rb3 Bc3 9.Rc3 Qa2=; C) 6...Be7 7.e3 (7.d4 Nbd7 8.Bf4 Qa5 9.Bd2 0-0+=; 7.Nd4 Nbd7 8.Bf4 Nh5 9.Be3 0-0+=; 7.Bd4 c5 8.Bf6 Bf6 9.e3 0-0+=) 7...Nbd7 8.Bf4 0-0 9.Nd4 Nc5=.

5.Bf6= gf6

6.Nb1 c6 7.c3 Bd6 8.e3 Bf5 9.Nf3 Nd7 10.d4 Rg8 11.g3 Bg4 (11...Qa5 12.Qb3=) 12.Nbd2 h5 13.Qb3 Rb8 14.a4 a5 15.c4 (15.Bd3!?+=) 15...Bb4= 16.Be2 (16.Bg2 dc4 17.Qc4 Ne5 18.de5 Bf3 19.Bf3 Qd2 (19...Bd2? 20.Ke2+-) 20.Kf1 fe5=+) 16...Nb6 (16...dc4 17.Qc2=+) 17.Kf1 Bd2 (17...dc4 18.Nc4 Qd5 19.Ncd2=) 18.Nd2 Be2 (18...dc4 19.Nc4 Qd5 20.Nd6 Ke7 21.Qd5 cd5 22.Nb5=) 19.Ke2+= dc4 20.Nc4 Nd5 21.Nd2 Nb4 22.Nf3 Qd5 23.Qd5 Nd5 24.Rhc1 Kd7 25.Rab1 Kc7 (25...b6 26.Nd2+/-) 26.Rc5 (26.Rb5 Kd6 27.Ra5 Ra8 28.Ra8 Ra8+-) 26...Nb4? (better 26...b6 27.Rcc1 Rge8+/-) 27.Ra5+- Nd5 28.Rc5 Ra8 29.Rbc1 Kd6 30.a5 Ra6 31.Nd2 Rga8 (31...f5 32.Rb1 Kc7 33.Kd3+-) 32.Ne4 (better 32.e4 Ne7 33.Rh5+-) 32...Kd7 33.Nc3 (better 33.Rd5 cd5 34.Nc5 Kd6 35.Na6 Ra6 36.Rc5+-) 33...Nb4?? (33...Nc3 34.R1c3 Ra5 35.h3+/-) 34.d5 (better 34.Rb1 b6 35.ab6 (35.Rb4?! bc5 36.Rb7 Ke8+=) 35...Rb6 36.Rh5+-) 34...Nd5 (better 34...Ra5 35.dc6 Nc6 36.Rd1 Ke7 37.Nd5 Kd6 38.Ra5 Ra5 39.Nf6 Ke6+/-) 35.Nd5+- cd5 36.Rd5 Ke6 37.Rb5 (37.Rcc5!? h4 38.e4 h3+-) 37...Ra5 38.Rb7 Ra2 39.Kf3 Rd2 40.Rc6 Kf5? (40...Rd6 41.Rd6 Kd6 42.Rf7 Ke6+-) 41.Rf7 Kg6 (41...Ke5 42.Rff6 Re8 43.Rf7+-) 42.Rff6 (42.Rcf6 Kg5 43.h4) 42...Kg7+- 43.Rg6 Kf7 44.Rcf6 Ke7 45.Re6 Kf7 46.h4 Ra3 (46...Raa2 47.Rgf6 Kg7 48.Kg2+-) 47.Ref6 (47.Ref6 Ke7 48.Ra6+-) 1-0. dimczk (2455) - zumpili (2475), Rated Bullet game, lichess.org, 2021.

6.Nd5 Qd5 7.Nf3 Nc6 8.e3 Be6 9.Be2 (9.a3 Bd6-+) 9...0-0-0 10.0-0 (10.c3 Ba5-+) 10...Bd2 11.Rb1 (11.Nd2 Qd2 12.Bd3 Qc3-+) 11...Bc3 12.Bd3 (12.Qd5 Rd5 13.Bc4 Rd6-+) 12...Rhg8 13.Qe2 (13.Kh1 Qh5 14.Rb5 Bd5-+) 13...Bh3 (13...Rg2 14.Kg2 Rg8 15.Kh1-+) 14.Nh4 (14.g3 Ne5 15.e4 Qa2 16.Ne5 Bf1 17.Rf1 fe5 18.Bc4-+) 14…Rg2 (14...Rg2 15.Kh1 Rg1 16.Kg1 Rg8 17.Bg6 Rg6 18.Qg4 Rg4 19.Ng2 Qg2) 0-1. BeepBeepImAJeep (2730) - Ajedrezactivo (2670), lichess.org, 2020.

6.e3 0-0 7.Qh5 f5 8.Nge2 c6 9.a3 Ba5 10.Rb1 Qf6 11.Qf3 Nd7 12.Qf4 Ne5 13.Rb3 Re8 14.Qg3 (14.h4 Bc7 15.Qg5 Qg7=) 14...Kh8 15.Nf4 Ng6 16.Nd1 (16.Nh5 Qe7=) 16...Bc7 (Better is 16...Qe7=+) 17.Ng6 (17...fg6 18.Qc7+-) 1–0. kamret (2225) – avargas (1835), GameColony.com, 2003.

6.e3 a6 7.Nf3 Bf5 8.Rb1 Bc3 9.dc3 b5 10.Bd3 Bg6 11.Bg6 fg6= 12.0-0 c5 13.Qd3 Nc6 14.Rfd1 Ne7 15.e4+/- c4 16.Qd4 0-0 17.ed5 Qd6 18.a4 Rfd8? 19.ab5+- Qd5 20.Qd5 Nd5 21.ba6 Ra6 22.Rb7 Rad6 23.h3 Nc3 24.Re1 Rd1 25.Rd1 Nd1 26.Rc7 c3 27.Kf1 h5 28.Ng1 Rd2 29.Ke1 Nf2 30.Rc3 Ne4 31.Re3 Rg2-/+ 32.Re4 Rg1 33.Kf2 Rh1 34.Kg2 Rb1 35.c4 Rb3 36.h4 Kf7 37.Kf2 f5 38.Rd4 Ke6 39.Ke2 Ke5 40.Rd5 Ke4 41.Rd6 Ra3 42.c5 f4 43.c6 f3-/+ 44.Kf2 Ra2 45.Kf1 Ke3 46.Re6=+ Kf4 47.Rf6 Ke4 48.c7 Rc2-/+ 49.Rf7 g5 50.hg5= h4 51.Rh7? Kf5 52.Rh4= Rc7 53.Rh8 Kg5 54.Kf2= Rc3 55.Rf8 Kg4 56.Rg8 ½–½. Skaug,Thorbjorn – Larsen,Gerry, Fredrikstad CC–ch, 2003.

6.e3 c5 7.Nce2 Nc6 8.c3 Ba5 9.Ng3 d4 10.cd4 cd4 11.Nf3 de3 12.fe3 Qe7 13.Qb3 Be6 14.Qc2 0-0-0 (14...Qa3 15.Kf2+=) 15.Be2 (15.Bb5 Bc7 16.Bc6 Bg3 17.hg3 bc6 18.Qc6 Qc7+/-) 15...Kb8 (15...Bg4 16.Nf1+=) 16.0-0+/- Bg4 17.Rfd1 h5 18.Qe4 (better 18.Rab1!? Rc8 19.Qa4+/-) 18...Qe4= 19.Ne4 f5 20.Nc3 Bc3 (20...Bf3 21.Bf3 Rd2 22.Nd5=+) 21.dc3+= Rhe8 22.Kf2 Bf3 23.gf3 Rd1 24.Rd1 Ne5 25.Rg1 f4 (25...Rc8 26.Rg5+/-) 26.e4 (26.ef4 Ng6 27.Bc4 Nf4 28.Bf7 Re7 29.Rg8 Kc7+/-) 26...Ng6 (26...f6 27.Rb1=) 27.Rg5 h4 (27...Re5 28.Re5 Ne5 29.Kg2=) 28.Bc4 Rc8? (better 28...Re5 29.Re5 Ne5+=) 29.Bf7+- Ne7 30.c4 Nc6 (30...Rd8 31.Ke2 Rd6 32.Rh5+-) 31.Bd5 (31.Rh5 h3+-) 31...Nb4 32.Rg4 (32.Rh5!? Nd5 33.cd5 Rc2 34.Kg1 h3 35.Rh3 Rc1 36.Kf2 Rc2 37.Kf1 Ra2+-) 32...Nd5 33.cd5 (33.ed5?! Rc4 34.Kg2 Kc7=) 33...Rc2 34.Kg1 Rc1? (34...h3 35.e5 Rc1 36.Kf2 Rc2 37.Ke1 Rh2+-) 35.Kg2 Rc2 36.Kh3 Ra2 37.Rf4 Re2 38.Kh4 (38.Rh4 a5+-) 38...a5 39.Kg3 a4 40.Rf8 Kc7 (40...Ka7 41.d6 Rd2 42.e5+-) 41.Ra8 (41.h4 b5 42.h5 Re1+-) 41...Ra2?! (41...b5 42.Ra6 Kb7+-) 42.h4 Ra1 43.h5 a3 (43...Kd6 44.Kf4+-) 44.h6 a2 (44...Rh1 45.e5+-) 45.Kf4 (better 45.Kg2 Rb1 46.h7+-) 45...Rh1 46.Ra2 Rh6 47.Rc2 Kd6 48.Ke3 Rh1 49.Kd4 (49.Rb2!? Rh7+-) 49...Rd1 50.Ke3 b5?? (50...Rh1 51.Rb2 Rh7+-) 51.Rb2 Kc5 52.Kf4 (52.Rd2 Re1 53.Kf4 Kd6+-) 52...Rc1 (52...b4 53.Ke5+-) 53.Ke5 b4 54.f4 Kc4 55.f5 (55.d6 Kc3 56.Rf2 Ra1+-) 55...Kc3 56.Rg2 (56.Rf2 b3 57.d6 Ra1+-) 56...Rh1 (56...b3 57.d6 Ra1 58.d7+-) 57.Rg3 (57.f6!? b3 58.f7 Rh5 59.Ke6 Rh8+-) 57...Kc4 58.f6 Kc5 (58...b3 59.Rg2 Kc3 60.f7 Rh5 61.Ke6 Rh6 62.Ke7+-) 59.Rb3 Rh5 (59...Kc4 60.f7 Rf1 61.Ke6 Kb3 62.d6+-) 60.Ke6 Rh8 61.Rb1 (61.f7 Kc4 62.Rb1 b3+-) 61...Rb8 (61...Re8 62.Kf5 Rf8 63.e5+-) 62.Kf5 (better 62.f7!? Rh8+-) 62...Rb7 (62...b3 63.f7 Kd4 64.d6+-) 63.Rb4! Rb4 (63...Rb4 64.f7 Passed pawn; 63...Kb4 64.e5 Passed pawn) 64.Ke6 (better 64.f7 Rb8 65.e5 Kd5+-) 64...Rb8?? (better 64...Re4 65.Kf5 Ra4=) 65.e5 White intends d6 65...Kb6 (65...Re8 66.Kf5 Kd5+-) 66.Kf5 Kc7 67.d6 Kd7 68.f7 Rf8 (68...Rh8 69.Kf6 Rh6 70.Kg7+-) 69.Kf6 Rb8 70.e6 Kd6 71.e7 Rb1 72.e8Q Rf1 73.Kg7 Rg1 74.Kf8 Rf1 75.Qe7 Kd5 76.Qe8 Kd4?? (76...Kd6 77.Qb8 Kc6+-) 77.Qd8 Ke3 78.Ke7 Kf2 (78...Ke4 79.f8Q Rf8 80.Qf8 Kd3 81.Qf3 Kd4 82.Qf4 Kd3 83.Qf1 Ke4 84.Qc4 Ke3 85.Qe6 Kd3 86.Kd6 Kc3 87.Qe3 Kc4 88.Ke5 Kb5 89.Kd5 Kb4 90.Qg3 Ka4 91.Kc4 Ka5 92.Qb8 Ka6 93.Kc5 Ka5 94.Qb5) 79.Qd6 (79.f8Q Ke2 80.Qg7 Rf2 81.Qg4 Rf3 82.Qg2 Ke3 83.Qgd2 Ke4 84.Q8d5) 79...Kg1 80.Qf6! Re1 (80...Rf6 81.Kf6 Combination) 81.Kf8 Rf1 82.Qg6 Kf2 83.Qg1 (83.Ke8 Ke3+-) 83...Ke1?? (83...Kg1 84.Kg7=) 84.Kg7 (better 84.Qf1! Kf1 85.Ke7+-) 84...Rg1= 85.Kf8 Rf1 86.Ke8 Rf7 87.Kf7 ½-½. BeepBeepImAJeep (2700) - Ali_rastbod (2640), lichess.org, 2020.

6.e3 Nc6=.

6.e3 Be6 7.Nf3 Nd7 8.Be2 0-0 (8...c6 9.0-0=) 9.0-0+= Kh8 10.Nd4 (10.Qb1 Bc3 11.dc3 Qc8+=) 10...Rg8= 11.Kh1 Bd6 (11...c5 12.Nf3=) 12.Ncb5 Be7 13.f4 c6 (13...c5 14.f5 cd4 15.fe6 fe6 16.Nd4=) 14.Nc3 (14.f5!? cb5 15.fe6 fe6 16.Ne6+/-) 14...Nc5 15.f5 Bd7 16.Bh5 Rg7 17.Qf3 Qc7 18.d3 (18.Qh3 Rag8=) 18...Qe5 19.Nde2 Qd6 20.d4 Na6 21.Rab1 b5 22.e4 de4 (22...b4!? 23.Nd1 Rag8+=) 23.Ne4+/- Qd5 (better 23...Qc7!?+/-) 24.N2c3+- Qc4 (24...Qd4?? 25.Rfd1 Qe5 26.Rd7+-) 25.Rbd1 (better 25.Qd1 c5 26.d5+-) 25...Nb4?? (25...b4 26.Qe2 Qe2 27.Ne2+=) 26.a3?? (better 26.Nd2 Qd4 27.Nb3+-) 26...Nd5+= (26...Nc2? 27.Nd2 Qd4 28.Nb3+-) 27.Nd5 (27.Rd3 Nc3 28.Rc3 Qa4+/- (28...Qd4?? 29.Rd1 Qe5 30.Rd7+-)) 27...Qd5 (27...cd5!? 28.Nc5 Bc5 29.dc5 Bc6=) 28.Nc5+/- Qf3 (28...Bc5 29.Qd5 Double attack (29.Qd5 Decoy)) 29.Rf3 (29.Bf3 Be8+/-) 29...Bc8 30.Re3 (30.Re1 Bc5 31.dc5 Bd7+/-) 30...Bd6 (30...Bc5 31.dc5 Bf5 32.Bf3+=) 31.Bf3 (31.Re8 Rg8 32.Bf7 Rf8 33.Rf8 Bf8+/-) 31...Bf5 32.Bc6 Rc8 33.Bd7?? (better 33.Bb5 Bc2 34.Rde1 Bc5 35.Rc3+=) 33...Bd7=+ (worse 33...Bc2 34.Rc1 Rd8 35.Rc2 (35.Bb5? Bf4-+) 35...Bc5 36.dc5 Rd7 37.Kg1+=) 34.Nd7 Rc2 35.Nf6 Rc8 (better 35...Rgg2!? 36.Re8 Kg7 37.Rg8 Kf6 38.Rg2 Rg2 39.Kg2 Ba3 40.Rf1 Kg7=+) 36.d5 Rg6 37.Ne4 Bf8 38.d6 (38.Rf3 a6+=) 38...Rd8 (38...Bd6!? 39.Rf3 Rc4-/+) 39.d7 (39.Rf3 A) 39...Bd6? 40.Rfd3+- (worse 40.Rd6 Rgd6 41.Nd6 Rd6-/+; 40.Rf7?! Re8 41.Nd6 Rd6=); B) 39...Rg4 40.Nc3 a6+=) 39...Re6= 40.Rdd3 (better 40.g4 Re7 41.Kg2=+) 40...Re7?? (better 40...Bh6 41.Re2 Re7=+) 41.Nf6 (41.Nc5 Kg7 42.Re7 Be7+-) 41...Re3 (better 41...Kg7!? 42.Ne8 Kg6 43.Rg3 Kh6 44.Rd6 Re6 45.Re6 fe6+/-) 42.Re3+- Kg7 43.Re8 Be7 44.Nh5 (44.Re7 Kf6 45.Re3 Rd7-/+) 44...Kg6? (44...Kh6 45.Rd8 Bd8 46.Ng3+=) 45.Re7 (better 45.Nf4 Kf6 46.Nd5 Ke6 47.Ne7 (47.Re7?! Kd5 48.Rf7 h6+/-) 47...Rd7 48.Nc6 Kd5 49.Rc8+-) 45...Kh5+= 46.Rf7 Kg6 47.Re7 Kf6 (47...h5 48.Re6 Kf7 49.Re5 Rd7 50.Kg1=) 48.Rh7+/- a5? (48...Kg6 49.Re7+/-) 49.h4 (49.g4 a4+-) 49...b4? (better 49...Kg6 50.Re7 Kf6+/-) 50.ab4+- ab4 51.Rh6 Ke7 52.Rb6 Rd7 53.Rb4 Rd1 54.Kh2 Kf6 55.Kh3 Kg6 56.Rb5 Kf7 57.g4 Ke7 (57...Rd3 58.Kg2+-) 58.h5 Ke6 59.Kh4 Kf6 60.Rb6 Kg7 61.Kg5 1-0. cipiripi (2315) - pacal56 (2245), Rated Blitz game, lichess.org, 2015.

6.e3 Be7 7.Nf3+= c5 8.Be2 Nc6 9.0-0 Be6 10.Nb5 (10.Re1 Rg8+=) 10...a6 11.Nc3 Qd7 12.Na4 Qc7 13.Nb2 0-0-0 14.c4 Ne5 (14...Bd6 15.Kh1=) 15.cd5+= Bd5 16.d4 Nf3 (16...Rhg8 17.Rc1+= (worse 17.de5 Bf3 18.Bf3 Rd1 19.Rfd1 fe5-/+)) 17.Bf3 cd4 (better 17...Rhg8!?+=) 18.Rc1+- Bc6 19.Bc6 bc6 20.Qa4 Rd6 (20...c5!? 21.Nc4 Rd7+-) 21.Nc4+- Re6 22.Na5 (22.Qa6 Qb7 23.Qa5 de3 24.fe3 Qb4+-) 22...Kd7? (22...c5 23.ed4 Rg8 24.d5+-) 23.Qd4 (23.ed4!? Ke8+-) 23...Bd6 (23...Kc8 24.Qa4 c5 25.Rfd1+-) 24.Nc4 (24.Nc6!? Rc8 25.Qd2 Qb7+-) 24...Rg8 25.g3 h5 26.Rc2 (26.Nb6 Ke8 27.Nd5 Qd8 28.Rc6 Bg3 29.fg3 Rc6 30.Nf6 Rf6 31.Qd8 Kd8 32.Rf6 Ke7 33.Ra6 Rd8+-) 26...h4 (26...Ke8 27.Qd3+/-) 27.Rfc1 (better 27.Qh4!? Ke7 28.Rd1+-) 27...hg3+/- 28.fg3 Ke7 29.Nb6 Bg3 30.Nd5 (30.hg3?! Qg3 31.Kf1 Rd6 32.Qe4 Kf8=) 30...cd5 31.Rc7 Bc7 32.Kh1 Bd6 (32...Bb6 33.Qd5 f5 34.Qb7 Kf6 35.Rc6 (35.Qa6?! Be3 36.Qc4 Bc1 37.Qc1 Rg4=) 35...Be3 36.Qb2 Kg6 37.Qg2 Kh7 38.Qh3 Rh6 39.Qf5 Kg7 40.Rh6 Bh6 41.Qd3+-) 33.Qd5 (better 33.Qa7 Kf8 34.Rc8 Kg7 35.Rg8 Kg8 36.Qa6+-) 33...Rh8?? (33...Rb8 34.Qd4 f5 35.Qh4 Kd7+/-) 34.Rc2 (better 34.Qb7 Kf8 35.Rc8 Re8 36.Re8 Ke8 37.Qc8 Ke7 38.Qh8+-) 34...Re5? (better 34...Re3!? 35.Kg1 Re1 36.Kf2 Re5 37.Qb7 Ke6 38.Qb3 Ke7+=) 35.Qb7+- Kf8? (better 35...Ke6 36.Qa6 Reh5+-) 36.Qa6 Be7 (36...Ke7 37.Rd2 Rd8 38.h4+-) 37.Rc8 Kg7 38.Rh8 Kh8 39.Qc8 Kg7 40.a4 (40.Qc3 Re4+-) 40...Re3 41.a5 Re1 42.Kg2 Re2 43.Kf1 Re6 (43...Ra2 44.a6 Bd6+-) 44.a6 Bd6 (44...Bc5+-) 45.a7 Re5 46.a8Q Rf5 (46...Be7 47.Qh8 Kg6 48.Qag8 Kf5 49.Qh3 Ke4 50.Qa8 Rd5 51.Qg2 Kf4 52.Qad5 f5 53.Qg3) 47.Qf5 (47.Qf5 Bf4 48.Qh5 Bh6 49.Qe8 Kh7 50.Qef7 Kh8 51.Qh6) 1-0. BeepBeepImAJeep (2765) - rigondo (2530), lichess.org, 2020.

6.e3 Bf5 7.Rb1 Nc6 8.Nge2 Qe7 (Better is 8...d4 9.a3 Ba5=) 9.Nd5+- Qd6 10.Nb4 Nb4 11.Nd4 Qd4? (11...Be4+-) 12.Bb5 c6 13.ed4 Nc2 14.Kf1 cb5 15.Qf3 (15...Bg6 16.h4+-) 1–0. Marre – crimson53, zagraj.pl, 2003.

6.e3 Rg8 7.Qh5+= Bc3 8.dc3 Rg7 9.Ne2 Qd6 10.Nf4 f5 11.Bd3 Qe5 12.0-0 Nc6 13.Rab1 Ne7 14.c4 b6? 15.cd5+- Nd5 16.Bb5 Kf8 17.Bc6 Nf6 18.Qd1 Rb8 19.Qd8 Ne8 20.Rb5 Bd7?? 21.Qb8 Qf4 22.ef4 Bc6 23.f3 Bb5 24.Re1 a5 25.Qd8 f6 26.Qd5 Bd7 27.c4 Nd6 28.c5 Nc8 29.c6 Be8 30.Qf5 Rf7 (30...Ne7 31.Qf6 Rf7 32.Qh8 Ng8+-) 1–0. Mentz,Burkhard – Neumann,Markus, Muenster, 1987.

6.e3 Bc3

7.dc3 b6 8.Be2 (8.c4 Be6 9.cd5 Qd5 10.Qd5 Bd5+=) 8...Bb7 9.Bf3 c6 10.Ne2 (10.Qd4 Qe7+=) 10...Nd7= 11.Ng3 Ne5 12.Be2 Qd7 13.a4 0-0-0? (13...Qe6!?+=) 14.a5 (14.f4 Rhg8 15.fe5 fe5+-) 14...b5 (better 14...Qc7!?+/-) 15.a6 Ba8 16.f4 Nc4?? (better 16...Rhg8 17.fe5 fe5+-) 17.Bc4 (better 17.Bg4 Ne3 18.Bd7 Rd7 19.Qe2+-) 17...dc4= 18.Qf3 (18.e4 c5=) 18...Rhe8 (better 18...Qd2!? 19.Kf1 Qc2-/+) 19.0-0= Kb8 (19...Qd2 20.e4 Qc2 21.Rac1=) 20.Rab1 (20.e4 Qe6+=) 20...Qc7 (20...Qd2 21.Ne4 Qc2 22.Nf6=) 21.e4 Qb6 22.Kh1 Qa6 23.Nf5 (23.Qh5 Qb7+=) 23...Qb6 24.Nd4 (24.Rfe1!?=) 24...a6-/+ 25.f5? (better 25.Nf5!?-/+) 25...c5-+ 26.Ne2 Be4 27.Qg3 (27.Qg4 Qc6 28.Nf4 Re5-+) 27...Qc7 28.Qf2? (28.Nf4 Bc2 29.Ra1 Bd3-+) 28...Bc2 (better 28...Rd2 29.Rfe1-+) 29.Ra1 (29.Rbe1 Rd2 30.Nc1 Rf2 31.Re8 Kb7 32.Rf2 Bf5-+) 29...Bd3 (better 29...Rd2 30.Rfe1 Bd3 31.Ra6 Ree2 32.Re2 Re2-+) 30.Rfe1 Kb7 31.Qf3 (31.Ng3 Re1 32.Re1 b4-+) 31...Kb6 (31...Be4 32.Qf2-+) 32.Qf2 (32.Ng3 Re1 33.Re1 b4-+) 32...Qe5 33.Ng3 Qc3 34.Rec1 Qd4 35.Qa2 Ra8 36.Qa5 Kb7 37.Rab1 (37.Re1 Re5 38.Rec1-+) 37...Re2 (37...Bb1 38.Rb1 Re3 39.Nf1-+) 38.Rb5?? (better 38.Ne2 Be2 39.Re1=) 38...ab5-+ 39.Qb5 Kc7 40.Qc6 (40.Ne2 Be2 41.Rb1-+) 40...Kc6 41.Rg1 (41.h3 Rg2! 42.Re1 Qf2 43.Re6 fe6 44.fe6 Qg1) 41...Kc7 (41...Qg1! 42.Kg1 Ra1 43.Nf1 Be4 44.g4 Rg2 45.Kh1 Rf1) 42.h3 Qd5 43.Kh2 (43.Kh2 Qe5 44.Kh1 Qg3 45.Re1 Re1; 43.Ne2 Be2 44.Kh2 Ra2 45.Rc1 Bd1 46.Rc2 Rc2 47.Kg3 Rg2 48.Kf4 Qd4). ZaraDusT (2310) - zumpili (2430), Rated Bullet game, lichess.org, 2020.

7.dc3 c6 8.c4 Be6 9.cd5 Qa5 10.Qd2 Qd2 11.Kd2 Bd5 12.c4 Be6 13.Rd1 Nd7 14.Kc3 0-0-0 15.Rd4 Nc5 16.f3 f5 (16...Na4 17.Kc2=+) 17.Nh3 Rhg8 18.Nf4 h6 19.Be2 Na4 20.Kb3 Nc5 21.Kb4 b6 22.Rhd1 Kc7 23.g3 Rd4 24.ed4+/- Nd7 25.d5 a5 26.Kc3 cd5 27.cd5 Nc5 28.de6 fe6 29.Bc4 e5 (29...Re8+-) 1–0. kamret (2190) – NN, GameColony.com, 2003.

7.dc3 c6 8.Nf3 Qa5 9.Qd2 Bf5 (9...b5 10.a4+=) 10.Be2 (10.c4 Qd2 11.Kd2 dc4 12.Bc4 Rg8+=) 10...Nd7 11.0-0 Bg6 12.Rfd1 0-0 (12...0-0-0!?=) 13.c4+/- Qd2 14.Rd2 Nb6 15.cd5 Nd5 16.c4 (16.Rb1 b5+/-) 16...Nb6 (16...Nc3!?+=) 17.Rad1 Rfe8 18.h3 Kg7 19.c5 Na4 (19...Nd5!?+/-) 20.Rc1+- Rad8 21.Rd4 (better 21.Rd8!? Rd8 22.Rc4+-) 21...Rd4+= 22.Nd4 (22.ed4?? Re2 23.a3 Ra2-+) 22...Re5 The isolani on c5 becomes a target 23.Nb3 Rd5 24.Rc4 Nb2 25.Rb4 Rd7 26.Bg4 f5 27.Be2 Kf6?? (better 27...f4 28.Rf4 h6+/-) 28.Nd4+- f4 29.Rb2 1-0. BeepBeepImAJeep (2730) - alekskooks (2510), lichess.org, 2020.

7.dc3 c6 8.Nf3 Be6 9.Be2 Nd7 10.0-0 Qa5 11.Qd4 0-0-0 12.c4 (12.Qb4 Qc7+=) 12...dc4= 13.Bc4 Ne5 14.Be6 fe6 15.Qf4 Nf3 16.Qf3 Qf5 (16...Qe5!?=) 17.Qf5+= ef5 18.Rfd1 b5 19.Kf1 a5 20.Ke2 Kc7 21.a4 b4 22.c3 (22.Rab1 c5=) 22...c5 (22...Rd1 23.Rd1 b3 24.Rb1=) 23.cb4 ab4 24.Rdc1 Kb6 25.Rc4 Ra8 (25...Rd5!?=) 26.Rf4+= Rhc8 27.Rf5 Ka5 (27...Rc6+=) 28.Rc1 (better 28.Rf6 Rc7 29.Rf4+-) 28...Ka4= 29.Rfc5 Rc5 30.Rc5 (30.Ra1 Kb5 31.Ra8 Rc2 32.Kd3 Rf2=) 30...Ka3 31.Rc6 b3 32.Rf6 b2 33.Rb6 Ra4 34.f4?? (better 34.Kd3 Ka2 35.f4-/+) 34...Rb4-+ 35.Ra6 Kb3 36.Rd6 b1Q 37.Rd2 (37.Rd3 Kb2 38.Rd4 Rd4 39.ed4 Qe4 40.Kf2 Qf4 41.Kg1-+) 37...Kc3 38.Rd8 Rb2 39.Kf3 Qf1 40.Ke4 Qg2 41.Ke5 (41.Kf5 Rb5 42.Ke6 Qg6 43.Ke7 Rb7 44.Rd7 Qg7 45.Ke6 Qd7 46.Kf6 Rb6 47.Kg5 Rg6 48.Kh5 Qg4) 41...Rb5 42.Kf6 (42.Ke6 Qg6 43.Ke7 Rb7 44.Rd7 Qg7 45.Ke6 Qd7 46.Kf6 Rb6 47.Kg5 Rg6 48.Kh5 Qg4) 42...Qg6 (42...Qc6 43.Kf7 Rb7 44.Kg8 Qg6 45.Kf8 Qf7) 43.Ke7 Rb7 44.Kf8 (44.Rd7 Qg7 45.Ke6 Qd7 46.Kf6 Rb6 47.Kg5 Rg6 48.Kh5 Qg4) 44…Qf7 0-1. BeepBeepImAJeep (2745) - Dr_CRO (2700), lichess.org, 2020.

7.dc3 Be6 8.Nf3 Nd7 9.Be2 Ne5 10.0-0 Rg8 11.Nd4 (11.Rb1 Qc8=) 11...Qd6 (better 11...Bh3! 12.g3 Bf1 13.Bf1 Qe7-/+) 12.Kh1 0-0-0 13.f4 (13.Rb1 Qc5=) 13...Nc4=+ 14.Bc4 dc4 15.Qe2 Bd5 16.e4 (16.Rg1 Qe7=+) 16...Rde8-/+ 17.Rae1? (better 17.Qh5 Be4 18.Rf2-/+) 17...Re4-+ 18.Qe4 Be4 19.Re4 c5?? (better 19...Qa3 20.Rfe1 Qa2-+) 20.Nf5+= Qd8 21.Ne7 Kb8 22.Ng8 Qg8 23.Rfe1 (23.Rc4 b6 24.Re4 Qd8+=) 23...Qg4 (23...Qg6 24.a4=) 24.h3 (24.Rc4 a6+=) 24...Qg3= 25.Re8 Kc7 26.R8e7 (26.R1e7 Kd6 27.Rb7 Qf2=) 26...Kb6 (26...Kd6 27.R1e2=+) 27.R1e2 (27.Rb1 Kc6=) 27...Qc3 (27...Qf4 28.Kg1=+) 28.Rf7= a5 29.Re6 Exerts pressure on the isolated pawn (29.Kh2 h5=) 29...Kb5 (better 29...Ka7!? 30.Re2 h5=+) 30.Rb7= Ka4 31.Ra6?? (better 31.Re2 Qd4 32.Rbe7=) 31...Qc2-+ 32.Rf6 (better 32.Rba7 Qd1 33.Kh2-+) 32...Qa2 (32...c3 33.Kh2 Qe4 34.Rb3-+) 33.Kh2? (better 33.Re6 Qa1 34.Kh2-/+) 33...c3-+ 34.Rc6 (34.Rf5 Qf2-+) 34...Qc4 35.Rbc7 Kb5 36.Rb6 (36.Rf6 c2 37.Rf5-+) 36…Kb6 (36...Kb6 37.Re7 Qf4 38.Kg1 Qd4 39.Kf1 Qf6 40.Ke2 Qe7 41.Kd3 Qe1 42.h4 Kc6 43.Kc4 c2 44.Kb3 Qb1 45.Ka3 c1Q 46.Ka4 Qb4) 0-1. BeepBeepImAJeep (2720) - Dr_CRO (2680), lichess.org, 2020.

6.e3 c6

7.Nf3 0-0 8.Bd3 Nd7 9.0-0 Ne5 10.Ne2 (10.Rb1 Qa5=) 10...Nd3 (10...Nf3 11.gf3 Kh8 12.Kh1=) 11.cd3 Kh8 12.Ng3 Bd6 13.d4 Rg8 14.Nh4 Rg5 (14...Bc7 15.d3+=) 15.f4+= Rg8 16.Qh5?? (16.Nhf5 Bb4+=) 16...Qf8 (better 16...Bg4 17.Qf7 Rg7 18.Qg7 Kg7 19.Nhf5 Bf5 20.Nf5 Kg6-+) 17.Nhf5+/- Bc7 18.Rf3 Rg6 19.Raf1 Bd7 20.Ne2 (20.Rb1 Rb8+=) 20...Bf5 21.Qf5 Qg7 (21...Qe7 22.Rb1 Ba5 23.Rb2+=) 22.Qh3 (22.Ng3 Rd8+/-) 22...Rg8 23.Ng3 Qh6? (23...Rg4 24.Rb1 Bb6 25.d3+=) 24.Qh6 (better 24.Qd7!? Bb6 25.Qb7+-) 24...Rh6+/- 25.Nf5 (25.Rb1!? Bb6 26.d3+/-) 25...Rh5= 26.Ng3 Rh6 27.h3 (27.Rb1!? Rb8 28.d3+/-) 27...Rhg6+= 28.Kh2 Re8 (28...Ba5 29.d3+=) 29.R1f2 Rgg8 30.Nf5 Rg6 31.g4 Rgg8 32.Rf1 Rg6 33.Rg1 Rgg8 34.Rfg3 Ba5 35.Rb1 Rb8 (35...b6 36.d3+/-) 36.Rb2 Rge8 37.Kg2 Bb6 38.Kf3 Kg8 39.g5 (39.d3 Kf8+/-) 39...fg5 (39...Re6 40.d3+/-) 40.Rg5 Kh8 41.Rb1 (41.Rg7 Rf8+/-) 41...Rg8 (41...Re6 42.Rbg1+/-) 42.h4 (42.Rg8!? Rg8 43.Nd6+/-) 42...Rg6+= 43.h5 Rg5 44.fg5 Rg8 45.Rg1 f6? (better 45...Rd8+/-) 46.g6+- hg6 47.hg6 Re8 (47...Rg7+-) 48.Rh1 Kg8 49.Rh7 Re7 (49...Rc8 50.Nh6 Kf8 51.g7 Ke7 52.g8Q Kd6 53.Nf5) 50.Re7 Bd8 (50...Bc5 51.dc5 Kf8 52.g7 Kg8 53.Re8 Kf7 54.g8Q) 51.Re8 1-0. BeepBeepImAJeep (2730) - JoaBN (2715), lichess.org, 2020.

7.Nf3 Bc3 8.dc3 Qa5 9.Qd4 Rg8 10.Qf6 Bg4 11.Qe5 Kf8 12.h3 (12.Nd2!?+=) 12...Bf3= 13.gf3 Nd7 14.Qd6 Ke8 15.Qb4 Qc7 16.Rb1 Rb8 (16...b5 17.Qh4=) 17.Qh4 Qe5 18.Qd4 (18.Qh7 Qc3 19.Kd1 Rh8+=) 18...Qd6 (18...Qf5 19.f4 Qc2 20.Qd3 Qa2 21.Be2-/+ (21.Qh7? Nf6 22.Qd3 Ne4-+)) 19.f4 (19.c4 b6+=) 19...a6 (19...Qa3 20.c4=) 20.Bd3 (better 20.c4!?+/-) 20...c5= 21.Qa4 b5 22.Qa3 h6 23.Qb2 c4 (23...Qf6 24.Rd1=+) 24.Be2 Nc5 25.Bf3 Rg6 (25...Rd8 26.Rd1 Qc6 27.Qb4=) 26.Rd1 Na4 27.Qb4 d4? (better 27...Qb4 28.cb4 Nc3=) 28.Rd4+- Qb4 29.cb4 Nc3 (29...Rd8 30.Kd2+-) 30.Kd2 Na2 31.c3 a5 32.Ra1 Nc3 (32...Nb4 33.cb4 ab4+-) 33.Kc3 ab4 (33...a4 34.Rad1+-) 34.Kb4 Rgb6 (34...Rc8 35.Kb5 c3 36.Rc1+-) 35.Ra7 Kf8 36.Bh5 (better 36.Rdd7 Rf6+-) 36...Rf6 (36...R8b7 37.Rd7 Rd7 38.Rd7+-) 37.Rdd7 Rc8 (37...Rbb6 38.Bf7 Rbd6 39.Re7+-) 38.Rf7 (38.Bf7 Rf7 39.Rf7 Kg8 40.Rg7 Kh8 41.f5 Rc6 42.Rgd7 Rc8 43.Rh7 Kg8 44.Rag7 Kf8 45.f6 c3 46.Rh8) 38...Rf7 39.Rf7 (39.Bf7?! c3 40.Bg6 c2 41.Bc2 Rc2 42.Kb5 Rf2+-) 39...Kg8 40.Kc3 (better 40.Bg4 Rc6 41.Bf3 Rc8+-) 40...b4 41.Kc2 (41.Kb4?! c3 42.Ra7 c2+-) 41...Ra8 (41...b3 42.Kc1 Rc5+-) 42.Bd1 (better 42.Rc7 Ra2 43.Kb1 Rf2 44.Rc4+-) 42...Kf7-+ 43.Kb2 Ke6 (43...Ke7 44.Bb3 cb3 45.Kb3-+) 44.e4 Kd6 (44...Rd8 45.Bg4 Kf7 46.Kc1-+) 45.f3? (45.e5 Ke6 46.Bg4 Kf7 47.Kb1-+) 45...Kc5 46.Be2 (46.f5-+) 46...Kd4 (better 46...c3!? 47.Kc2 Ra2 48.Kd3 Rd2 49.Ke3-+) 47.e5 Ke3 (47...c3 48.Kb3 Ra3 49.Kb4 c2 50.Ba6 c1Q 51.Bc4 Qb2 52.Bb3 Qb3) 48.Bc4-/+ Kf4 49.e6 Rc8 (49...Rb8 50.Kb3-/+) 50.Kb3 (50.Bb5 Kf3 51.e7 Kg3=) 50...Ke5 51.Kb4 (51.f4 Kf4 52.Kb4 Rc7=+) 51...Kd6-/+ 52.Kb3 Rb8 53.Kc3 Rf8 54.Kd4 (54.Be2!? Ke6 55.Kd4 Kf5-+) 54...Rf3 55.Ke4 Rh3 56.e7 (56.Kf5 h5 57.Be2-+) 56...Ke7 57.Kf5 Rh4 58.Be2 Rh2 59.Bf3 Rf2 (59...h5 60.Kf4 h4 61.Kg4-+) 60.Kg4 Kf6 61.Be4 Rf1 62.Bf3 (62.Kh5 Ke5 63.Bb7 Rf6-+) 62…Re1 0-1. (101) cipiripi (2280) - pacal56 (2175), Rated Blitz game, lichess.org, 2015.

7.Nf3 Bd6 8.Be2 Nd7 9.0-0 Ne5 10.d4 Ng4 (10...Nf3 11.Bf3 Qc7 12.g3=) 11.h3 h5 (11...Nh6 12.Kh1+=) 12.Nb1 (12.hg4 hg4 13.Rb1 gf3 14.Bf3 Bh2 15.Kh1 f5-+) 12...Be6 13.Nbd2 (13.hg4 hg4 14.Nbd2 gf3 15.Nf3 Qe7-/+) 13...Qd7 (13...Nh6 14.Ne1+=) 14.c4+/- (14.hg4 hg4 15.Ne1 Bh2 16.Kh1 Qc7=+) 14...0-0-0 (14...Nh6 15.c5 Bc7 16.h4+=) 15.cd5 (15.hg4 hg4 16.cd5 gf3 17.Bf3 Bh2 18.Kh1 Bd5 19.Bd5 Qd5=+) 15...cd5 (15...Bd5 16.Qa4 (worse 16.hg4 hg4 17.Re1 Rh7=+) 16...Kb8 17.e4+/- (worse 17.hg4 hg4 18.Rfb1 Rh6=+)) 16.Rc1 (16.hg4?! hg4 17.Qb3 gf3 18.Rfc1 Kb8 19.Bf3 Rc8+=) 16...Kb8 17.Nb3 (17.Rb1 Bf5 18.Rb2 Nh6+/-) 17...f5 (17...Nh6!? 18.h4 Rhg8+=) 18.Nc5 (18.hg4?! hg4 19.Ne5 Qe7+/-) 18...Qe7 19.Qb3 (19.Qa4 Bc8+-) 19...f4 (19...Nf6 20.Ba6 Bc8 21.Rfe1+/-) 20.ef4 (20.hg4 hg4 21.Ne5 f3 22.Nb7 Qb7 23.Nc6 Ka8 24.Qb7 Kb7 25.Nd8 Rd8 26.Rb1 Ka8+-) 20...Bf4 21.Rce1 (21.Rb1 b6 22.Na6 Ka8+-) 21...Ka8 (21...Nf6 22.Ba6 b6 23.a4+/-) 22.Bb5 (22.g3 Bd6 23.Ne6 fe6+/-) 22...Bb8? (better 22...Nf6+/-) 23.Ne5?? (better 23.Rc1 Rd6 24.a3+/-) 23...Ne5 (better 23...Be5!? 24.Ne6 Bh2 (worse 24...fe6 25.de5 Nh6 26.Rb1+=) 25.Kh1 fe6-+) 24.Ne6=+ Qe6 25.de5 h4 (25...a6 26.Ba4=+) 26.f4= Qb6 (26...f6 27.ef6 Qf6 28.Rd1=+) 27.Kh1 d4 (27...a6 28.Bc4 Qb3 29.Bb3= (29.ab3? dc4 30.bc4 Rd2-+)) 28.Bd3 (28.Rb1!? a6 29.Qa4+/-) 28...Qb3= 29.ab3 Rc8 (29...Bc7 30.f5+=) 30.Bc4 a6? (better 30...Rc7+=) 31.Bf7+- Rhf8 (31...Rc5 32.e6 Rf5 33.Re4+-) 32.e6 Bd6 33.f5 Be7 (33...d3 34.Rd1 Rc7 35.Rd3+-) 34.f6 Bf6 (34...Bc5+-) 35.Rf6 d3 (35...Rfd8 36.e7 Rd7 37.e8Q Re8 38.Re8 Ka7 39.Ree6+-) 36.Rd1 (36.e7 Ka7+-) 36...Rcd8 (36...Rc7 37.Rd3 Kb8 38.Rh6+-) 37.Rf2 (better 37.e7 Rh8+-) 37...d2 (37...Rb8 38.e7 Rfc8 39.Rf4+-) 38.Rfd2 (38.e7 Rb8+-) 38...Rd2 (38...Rb8 39.Rf2+-) 39.Rd2 Rf7 (39...Rc8+-) 40.Rd7 (40.Rd7 Rf1 41.Kh2+-; 40.ef7 Ka7 41.f8Q a5 42.Qf2 b6 43.Rd7 Ka6 44.Qe2 b5 45.Qe6) 1-0. BeepBeepImAJeep (2745) - IMaDale (2535), lichess.org, 2016.

7.Nf3 Be6 8.Bd3 Nd7 9.Ne2 Ne5 10.0-0 Nf3 11.gf3 Bd6 12.f4 (12.Kh1 Qa5=+) 12...Qd7 (12...Bh3 13.Re1-/+) 13.Kh1=+ 0-0-0 14.Rg1 Rhg8 15.Ng3 Bg4 16.Qg4 Qg4 (16...Rg4 17.Bf5=) 17.Bf5 Kc7 18.Bg4 Rg4 19.Kg2 Rdg8 20.Kf3 f5 21.Rh1 Rh4 22.Nf5 Rh3 23.Ng3 h5 24.Rag1 Bb4 (24...b5 25.Kg2 Rh4 26.h3+=) 25.Ke2+= Rh4? (25...Rg4 26.f3 Rg7 27.c3+/-) 26.Nf5?? (better 26.h3!?+-) 26...Rhg4 (26...Rg1 27.Rg1 Rh2 28.Rg7+/-) 27.Rg4 hg4 (27...Rg4!? 28.Ng3 h4+/-) 28.c3 Bf8 29.Rg1 (29.f3 Kd7+-) 29...Kd7 (29...Rh8 30.Rg4 Rh2 31.Nd4+/-) 30.Kf1 (30.h3 Rh8 31.hg4 b5+-) 30...c5 (30...Rh8 31.Rg4 Rh2 32.d3+=) 31.d3 (31.h3!? Rg6 32.Rg4 Ra6+/-) 31...Ke6 32.Ng3 (32.e4 c4 33.Ne3 cd3 34.ed5 Kd6+/-) 32...f5 (32...Rh8 33.Rg2=) 33.c4 d4 34.Ke2 Kf6 (34...Bd6!?+=) 35.e4+/- fe4 36.de4 Rh8 37.Rh1 (37.Nf5 Rh2 38.Rg4 Rh1+/-) 37...Bh6 38.e5 (38.h3!? Bf4 39.hg4 Rh1 40.Nh1=) 38...Ke6= 39.Ne4 (39.Nh5!? Rf8 40.h3=) 39...b6-/+ 40.f3 (40.Nf6!? Bf4 41.Ng4-/+) 40...Bf4 41.fg4 Be5?? (41...Ke5 42.Nf2 Rh2 43.Rh2 Bh2 44.Kf3-/+) 42.Kf3?? (42.h4 Rf8+=) 42...Rf8 (better 42...Rh3 43.Kf2 Ra3-+) 43.Ke2= Rf4 44.Ng3? (better 44.Nf2=) 44...Rg4-+ 45.Kf3 (45.Rg1 Rh4 46.Rg2 Bg3 47.hg3 Re4 48.Kd2 Re3-+) 45...Rf4 46.Kg2 (46.Ke2 Rh4 47.Kf3 d3-+) 46...Rf6 (better 46...d3 47.Rd1 Rc4 48.Rd3 Rc2 49.Kh3 Ra2-+) 47.Re1 Kd6?? (better 47...b5 48.cb5 c4-+) 48.Ne4+= Ke7 49.Nf6 Kf6 50.Kf3 (50.h4 Bf4+=) 50...Kf5 (50...Bh2!? 51.Rh1 Bd6=) 51.Re2 d3 (51...b5 52.cb5 c4=) 52.Rf2?? (52.Rd2 Bf4 53.Rd3 Bh2+-) 52...Bd4 (52...Bf4 53.Rg2=) 53.Rf1 (53.Rd2 b5 54.Rd3 bc4+/-) 53...Ke5 (better 53...b5 54.Rc1 a6=) 54.Rd1+/- d2? (better 54...b5!? 55.Rd3 bc4+/-) 55.Rd2+- Bc3 (55...Kf6 56.Rd3+-) 56.Re2 (56.Rd7 a5+-) 56...Kd6 (56...Kf6 57.Re8+-) 57.Re4 Bd4 (57...a6 58.h4+-) 58.h4 Kc6 (58...Bg7 59.h5 Kd7 60.Rg4+-) 59.h5 (better 59.Rd4 cd4 60.h5+-) 59...Bf6 (59...Bb2 60.h6+-) 60.Rg4 (better 60.Re6 Kd7 61.Rf6+-) 60...Bh8 (60...Kb7 61.h6+-) 61.Rg6 Kc7 62.h6 Kd7 (62...a6 63.h7 Bd4 64.Kg4+-) 63.Rg8 Ke7 (63...Bf6 64.Rg7! Kd6 65.Ke4+-) 64.h7 (better 64.Rh8 Kf7+-) 64...Bf6 65.Rh8 (better 65.Kf4 Kf7 66.Kf5+-) 65...Bh8-+ 66.Ke4 Kf7 67.Kd5 Kg7 68.Kc6 Kh7 69.Kb7 (69.Kb5 Kg6 70.Ka6 Kf5-+) 69...Bd4 (better 69...b5 70.cb5 c4 71.a4-+) 70.Ka7 (70.a4 Bc3 71.Ka7-+) 70...Kg6 (better 70...b5 71.cb5 c4 72.Kb7 c3-+) 71.Ka6?? (better 71.Kb6 Kf6 72.a4+/-) 71...Kf5 (better 71...Kf6 72.Kb6 Ke7-/+) 72.Kb5?? (72.Kb6 Ke6 73.Kc7=) 72...Ke4 73.a4 (73.Kb6 Be3 74.Kb5-+) 73...Kd3 74.a5 (74.Kb6 Kc4 75.a5-+) 74...Kc3 (better 74...ba5 75.Ka5 Kc4 76.Kb6 Kd3 77.Kb5 c4 78.Ka5 c3 79.Kb4 c2 80.Kb3 c1Q 81.Kb4 Qb2 82.Ka4 Kc4 83.Ka5 Qb5) 75.ab6 (better 75.a6+-) 75...Kb3?? (better 75...Be5 76.Kc5 Bd4 77.Kc6 Bb6=) 76.b7+- Kc3?? (76...Be5 77.Kc5 Kc3 78.Kb5=) 77.Kc6 (77.b8Q Kd3+-) 77...Kb3 (77...Be5 78.Kc5 Bb8+-) 78.b8Q (78.Kd5 Kc2+-) 78...Kc3 (78...Kc4 79.Qg3+-) 79.Qb6 (79.Kd5 Kc2+-) 79...Kc2 (79...Kc4 80.Qb5 Kc3 81.Kd5+-) 80.Qb5 Kd3 81.Qc5! Kc3 (81...Bc5 82.Kc5 Combination) 82.Qd4! (82.Qd4 Kd4 83.c5 Ke5 84.Kd7 Kd5 85.c6 Kc5 86.c7 Kd5 87.Ke7 Ke5 88.c8Q Kd5 89.Qe6 Kd4 90.Qd7 Ke3 91.Qd6 Ke2 92.Kf6 Ke3 93.Ke5 Kf3 94.Qd3 Kg2 95.Kf4 Kf2 96.Qc2 Ke1 97.Ke3 Kf1 98.Qf2) 1-0. BeepBeepImAJeep (2775) - Kirill_Klyukin (2720), lichess.org, 2020.

7.Nf3 Be6 8.Bd3 Nd7 9.Ne2 Ne5 10.0-0 Nf3 11.gf3 Rg8 12.Kh1 Qd6 13.Rg1 0-0-0 14.c3 Ba5 15.Nd4 Bc7 (15...h5 16.Qa4 Bc7 17.f4=) 16.f4 c5 17.Nb5 Qc6?? Black plans c4 (17...Rg1 18.Qg1 Qa6 19.a4=) 18.Nc7 (better 18.Na7 Kd7 19.Nc6 Kc6 20.Bh7+-) 18...d4 (18...Kc7 19.Rg8 Rg8=) 19.e4 (19.f3 Rg1 (worse 19...Kc7 20.Rg8 Rg8 21.cd4+/-) 20.Kg1 de3 21.Ne6 Qe6 22.Bh7 ed2+=) 19...Qc7 (19...Rg1 20.Kg1 Kc7 21.f5 Bf5 22.Qf3-/+) 20.Qf3 (20.Rg8!? Rg8 21.f5=) 20...c4 21.Bf1 (better 21.Rg8 Rg8 22.f5=) 21...Qc6?? (better 21...Rg1 22.Kg1 f5-/+) 22.Rg8+/- Rg8 23.cd4 (23.f5 Bd7 24.cd4 Kd8+/-) 23...Bg4 (better 23...f5!? 24.d3 cd3 25.Bd3 Qc3=) 24.Qe3+/- White prepares e5 24...f5 25.Bg2 (25.f3 Bh5+/-) 25...Qg6 (better 25...fe4!? 26.d3 Bf3 27.Bf3 ef3 28.dc4 Re8+=) 26.e5+/- Qh5? (26...Bd1!? 27.Qg3 Be2+/-) 27.Rg1 (27.Qa3 b6 28.d5 a5+-) 27...Rg6 28.d5 (28.Rc1 Kd7 29.Rc4 Be2+-) 28...Rh6 29.Qg3 Rg6? (better 29...Be2+-) 30.f3 b5 (30...Ra6 31.fg4 fg4 32.d6+-) 31.fg4 Rg4 (31...fg4 32.d6 Rh6 33.Bc6+-) 32.Qf3 (32.Qa3 Rf4 33.d6 Qh2 34.Kh2 Kd7 35.Qa7 Kd8 36.Qe7 Kc8 37.Qe8) 32...Qh6 (32...Rh4 33.Qh5 Rh5+-) 33.d6 Kd7 (33...Qh2 34.Kh2 b4 35.Qc6 Kd8 36.Qc7 Ke8 37.Qe7) 34.Qc6 Ke6 (34...Kd8 35.Qc7 Ke8 36.Qe7) 35.d7 (35.Bd5) 35...Ke7+- 36.Qh6 (36.Qh6 Rg6 37.Bc6 c3 38.Rg6 fg6 39.Qg5 Kf7 40.Qf6 Kg8 41.d8Q; 36.Qc7 Kf8 37.d8Q Kg7 38.Qce7 Qe6 39.Qdf8 Kg6 40.Qg8 Kh6 41.Qeg5 Rg5 42.Qg5) 1-0. BeepBeepImAJeep (2740) - shahinlorpari (2780), lichess.org, 2020.

7.Nf3 Be6 8.Be2 Nd7 9.0-0 Bd6 10.d4 Qc7 11.Nb1 0-0-0 12.Nbd2 Kb8 (12...Rhg8 13.Kh1+=) 13.c4+/- dc4 14.Nc4 Rhg8 15.Nd6 Qd6 16.a4 f5 17.Rb1 Nf6 18.Qc1 f4 19.Qb2 Bc8 20.Ba6 (20.Ne5!? Nd7 21.Bf3 (21.Nf7? Qd5 22.e4 Qf7-+; 21.ef4?! f6+=) 21...Ne5 22.de5+/-) 20...Rd7+= 21.Ne5 Re7 22.Rfc1 Ka8 23.Nc6 Rc7 24.Bb5 (24.Rc2 Qd5 25.e4 Qe4=) 24...f3 (better 24...Bh3! 25.g3 fg3 (25...bc6?? 26.Bc6 Qc6 27.Rc6+-) 26.fg3 Rg3 (26...bc6 27.Bc6 Qc6 28.Rc6 Re7 29.Qb5 Rg3 30.hg3 Re3 31.Qb7) 27.hg3 Qg3 28.Kh1 Bf5-+) 25.g3+/- Ne4? (better 25...Bf5 26.Ne5 Bb1 27.Rc7 Qc7 28.Qb1 Rc8 29.Nf3 Qc2 30.Qc2 Rc2+/-) 26.Ne5+- Rc1 27.Rc1 f6 28.Nf3 Bg4 29.Qc2?? (better 29.Nd2 Nd2 30.Qd2+-) 29...Bf3=+ 30.Qc8 (30.Bd3 Qe6=+) 30...Rc8-/+ 31.Rc8 Qb8! 32.Rb8 (32.Rb8 Kb8 Combination) 32...Kb8 33.Bd3 (33.a5 Nd2-+) 33...h6 34.h3 (34.Bc4 Kc7-+) 34...Kc7 35.g4 a6 36.Bc2 b6 (36...Kb6 37.Kf1-+) 37.Kf1 b5 38.ab5 ab5 39.Ke1 b4 40.Bb3 Kb6 41.h4 (better 41.Bc2-+) 41...Kb5 42.g5 (42.Ba2 Ka4 (worse 42...Bg4 43.Bd5 Nd6 44.f3-+) 43.Bc4 b3-+) 42...fg5 43.hg5 hg5 44.Kf1 (44.Bd5 Ka4 45.Ba2 b3 46.Bb3 Kb3-+) 44...g4 (better 44...Nd2 45.Ke1 Nb3-+) 45.Ke1 Kc6 46.Bc4 Kd6 47.Bb3 Nc3 (47...Ng5 48.Bc2 Bd5 49.Kd1-+) 48.Kd2 Bd5 49.Bc2 Ne4 50.Ke2 b3 51.Bd3 b2 52.f3 (52.Bc2-+) 52...gf3 53.Kf3 b1Q! 54.Bb1 (54.Bb1 Nc3 Double attack (54...Nc3 Decoy)) 54...Nd2 55.Kf4 Nb1 56.Kf5 Nc3 57.Kf4 Ne4 58.Kf5 Bc6 59.Kf4 Kd5 60.Kf5 Kc4 61.Kf4 Bd5 62.Kf5 Kd3 63.Kf4 Bc4 64.Ke5 Ke3 65.d5 Nc5 66.d6 Nd7 67.Kf5 Bb5 68.Ke6 Kd4 69.Ke7 Kc5 70.Ke6 Kc6 71.Ke7 (71.Kf5 Kd6 72.Ke4 Nc5 73.Kd4 Bf1-+) 71...Kd5 (71...Bc4 72.Kd8-+) 72.Kd8 (72.Kf7 Kd6 73.Kg6 Bd3 74.Kh6 Ke6-+) 72...Kd6 73.Kc8 (73.Ke8 Bc4-+) 73...Bc4 (73...Nc5 74.Kd8 Ne6 75.Kc8 Ba6 76.Kb8 Nc5 77.Ka8 Kc7 78.Ka7 Kc6 79.Kb8 Kb6 80.Ka8 Bb7 81.Kb8 Nd7) 74.Kd8-+ Bf7 75.Kc8 Nc5 76.Kd8 Nb7 77.Kc8 Kc6 78.Kb8 Nc5 (78...Kb6 79.Kc8 Be6 80.Kb8 Nc5 81.Ka8 Bf5 82.Kb8 Na6 83.Ka8 Be4) 79.Kc8 Nb7 80.Kb8 Be6 81.Ka8 (81.Ka7 Nc5 82.Kb8 Kb6 83.Ka8 Bf5 84.Kb8 Na6 85.Ka8 Be4) 81...Kc7 82.Ka7 Bc4 83.Ka8 Bb5 (83...Nd6 84.Ka7 Nc8 85.Ka8 Bd5) 84.Ka7 Nd8 (84...Nd6 85.Ka8 Bc4 86.Ka7 Nc8 87.Ka8 Bd5) 85.Ka8 Nc6 (85...Bd7 86.Ka7 Bc8 87.Ka8 Bb7 88.Ka7 Nc6) ½-½. BeepBeepImAJeep (2700) - Elfugitivo (2665), lichess.org, 2019.

7.Nf3 Bf5 8.Bd3 Bg6 9.Ne2 Qd7 10.0-0 Qe6 (10...Bd6 11.Rb1+=) 11.Nf4 Qe7 12.Nd4 Qd7 13.Qf3 (13.Rb1 Bd6+/-) 13...Bd6 (13...Bd2 14.Rab1+=) 14.Ng6 (better 14.Nh5!? Bh5 15.Qh5+/-) 14...hg6= 15.h3 f5 16.c4 Be5 17.cd5 Qd5 18.Qd5 cd5 19.Rac1 (19.Rab1 Bd4 20.ed4 b6+/-) 19...Kd8 (19...Bd4!? 20.ed4 Rh4=+) 20.Nb5 (20.Rc5!? Bd4 21.Rd5 Ke7 22.ed4+/- (22.Rd4?! Nc6+=)) 20...a6 21.Nc3 d4 22.Nd5 Nc6 23.Nb6 Rb8 (23...Ra7!?+=) 24.Ba6!+/- Kc7 (24...ba6 25.Rc6 Deflection (25.Rc6 Overloading)) 25.Nd5 (25.Nc4 f6 26.Bb5 Ra8+/-) 25...Kd6+= 26.Bc4 b5 27.Bb3 Na5 (27...Rbc8 28.Rb1+=) 28.Nb4 Nb3 29.ab3 Rhc8 30.Rfd1 Bg7 31.Kf1 Kd7 32.Ke2 Kd6 33.Kd3 de3 34.de3 Ke7? (better 34...Rc1 35.Rc1 Ra8+/-) 35.Nc6+- Rc6 36.Rc6 Ra8 (36...Be5 37.Ke2 b4 38.f4+-) 37.Rc2 (37.Rb6!? Ra2 38.Rd2 Ra5+-) 37...Ke6 38.Ke2 Ra3 39.Rd3 Ke7 (39...b4 40.Rc6 Ke7 41.Rc7 Ke6 42.Rcd7 Ra2 43.Rd2+-) 40.g3 (40.Rc7 Ke6 41.Rb7 Ra2 42.Kf3 Be5+-) 40...Be5 (40...b4 41.Rc7 Ke6 42.Rcd7 Ra2 43.Kf3+-) 41.Rcd2 (better 41.Rd5!? Ke6 42.Rb5 Bd6+-) 41...Ke6 (41...b4 42.Rc2+-) 42.h4 (42.f4 Ba1+-) 42...Ra1 (42...b4 43.Rd1+-) 43.Rc2 Rb1 (43...b4 44.Rc6 Ke7 45.Rb6+-) 44.Rc5 (better 44.Rc6 Ke7 45.Rc5 Ke6 46.Rb5 Rc1+-) 44...Rb2 (44...b4 45.Rc6 Ke7 46.Kf3+-) 45.Kf3 (45.Rd2 Rb3 46.Rdd5 Rb2 47.Kf3 Bg7 48.Rb5 Rb5 49.Rb5 Be5+-) 45...b4 46.Rb5 (46.Rc6!? Ke7+-) 46...Bc3 47.Rb6 Ke7 48.Rb7 Kf6? (48...Ke6 49.Rdd7 Be1 50.e4 fe4 51.Ke4 Rf2 52.Re7 Kd6 53.Rf7 Rf7 54.Rf7 Bg3 55.Rf4 Bf4 56.Kf4=) 49.Rdd7 (49.Rd6 Kg7 50.Rdd7 Kf6+-) 49...Rb3 (49...Be1 50.Rf7 Ke5 51.Rfe7 Kf6+-) 50.Rf7 Ke6 51.Rfe7 Kd5 52.Red7 Kc4 (52...Kc5 53.Rbc7 Kb6 54.Rc8+-) 53.Rbc7 Kb5 54.Rb7 (54.Rd5 Kb6 55.Rdc5 Rb2 56.R7c6 Kb7 57.Rg6 Be1 58.Rb5 Kc7 59.Rf5 Rf2 60.Ke4 Rf5 61.Kf5 b3 62.Rg7 Kc8 63.Rg8 Kc7 64.Rg7 Kc8=) 54...Kc4 55.Rdc7 Kd3 56.Rd7 (56.Rc6!? Rb2 57.Rd7 Kc2 58.Rg6 Be1+-) 56...Kc2?? (56...Kc4 57.Rb6 Rb2+-) 57.Rbc7 (57.Rd6 Ra3+-) 57...Rb1 (57...Ra3 58.Ke2 Ra6 59.Rd2 Kb3 60.Rd5+-) 58.h5! Rc1 (58...gh5 59.Rd4 Combination) 59.hg6 Re1 (59...Kb2 60.g7 Bg7 61.Rc1+-) 60.Rb7 (60.g7 Ra1 61.g8Q+-) 60...Rf1 (60...Ra1 61.Rb8 Ra6 62.g7+-) 61.g7 Kb3 (61...Bg7 62.Rg7 Kc3 63.Rgf7+-) 62.Rdc7 (62.g8Q Kc2 63.Qa2 Kc1 64.Rb4 Rf2 65.Kf2 Bb4 66.Rc7 Bc3 67.Rc3 Kd1 68.Qd5) 62...Be1 (62...Bg7 63.Rg7 Rc1+-) 63.Rb4! Kb4 (63...Kb4 64.Ke2 Combination; 63...Bb4 64.g8Q Combination) 64.g8Q (better 64.Ke2 Ka3 65.Ra7 Ba5 66.Kf1 Kb2 67.g8Q Bb4 68.Qc4 Ba3 69.Rb7 Ka1 70.Qc3 Ka2 71.Qb3 Ka1 72.Qa3) 64…Rf2 0-1. BeepBeepImAJeep (2735) - Lector118 (2610), lichess.org, 2020.

5.Bf6= Qf6

6.Nd5+- Qd6

7.Nb4 Qb4 8.c3 Qe7 9.g3 0-0 10.Bg2 c6 11.Nf3 Bf5 12.0-0 Re8 13.d3 Qe2 14.Qe2 Re2 15.Nd4 Re5 16.f4 Ra5 17.Rfe1 Nd7? (17...Kf8 18.Nf5 Rf5 19.Rab1+/-) 18.Nf5 (better 18.Re7 Rd8 19.Bc6+-) 18...Rf5+/- 19.Bh3 Rd5 20.Re7 Rd8 21.d4 Kf8 22.Rae1 c5 23.dc5 Nc5 24.c4 (better 24.Rc7!?+=) 24...Rd1=+ 25.Bg4 Re1 26.Re1 Rd2 27.Re5 b6 28.Rd5 Ra2 29.h4 Ke7 30.Re5 Kf8 31.h5?? (31.Rd5 Ra3 32.Kg2-+) 31...f6 32.Rd5 Ne4 (better 32...Ke7 33.Rd1 a5-+) 33.Rd8= Ke7 34.Rd7 Ke8 35.Rg7 Ng3 36.Rh7 a5? (36...f5 37.Bf3 Ne4 38.h6 Ra1 39.Kh2 Ra2 40.Bg2+=) 37.Rg7?? (37.h6 Kf8 38.c5 f5+- (38...bc5?? 39.Ra7 Ra1 40.Kg2+-)) 37...Nh5? (better 37...Ne2 38.Kf2 Nf4 39.Ke3 Kf8+=) 38.Bh5+- Kf8? (better 38...Kd8 39.Bf3 a4+-) 39.Rf7 Kg8 40.Rf6 a4 (40...Rc2 41.Rb6 Rc4 42.f5+-) 41.Rb6 a3 (41...Rc2 42.Ra6 Rc4 43.f5+-) 42.Ra6 Ra1 (42...Rc2 43.Ra3 Rc4 44.f5+-) 43.Kg2 a2 (43...Rc1 44.f5 Rc2 45.Kg3 Rc4 46.f6+-) 44.c5 (better 44.f5!? Re1 45.Ra2 Re5+-) 44...Rc1 45.Ra2 Rc5 46.Bg6 Kg7 47.f5 (47.Be4 Kf7+-) 47...Rc3 (47...Kf6 48.Ra6 Kg5 49.Kf3+-) 48.Rf2 (48.Ra6 Rc8 49.Kf3 Kh6 50.Bf7 Kg5+-) 48...Kf6 49.Rf3 Rc2 50.Kg3 Rc1 51.Kg4 Rg1 52.Kf4 Ra1 53.Re3 Ra4 (53...Rf1 54.Ke4 Rb1+-) 54.Re4 Ra6 55.Rb4 Rc6 (55...Rd6 56.Be8 Ra6 57.Rc4+-) 56.Be8 Rd6 (56...Ra6 57.Rc4 Ke7 58.Rc8+-) 57.Rc4 Rd1 (57...Ke7 58.Ke5 Rh6+-) 58.Rc6 Ke7 59.Bg6 Rg1 60.Re6 Kd7 61.Ke5 Re1 62.Kf6 Rf1 63.Re7 Kd6 64.Kf7 Ra1 65.f6 Ra8 66.Re8 Ra7 67.Kf8 Ra1 68.f7 (68.Kg7 Rf1 69.f7 Kc6 70.Re6 Kd7 71.Re3 Kd6 72.Re1 Rf3 73.Re8 Rf2 74.Bb1 Kc7 75.Be4 Rd2 76.f8Q Rd7 77.Kf6 Rd6 78.Kf5 Rd5 79.Bd5 Kb6 80.Qb4 Kc7 81.Kg5 Kd7 82.Qe7) 68...Rf1 69.Rd8 Ke6 70.Ra8 Kd6 71.Kg8 Ke7 72.f8Q Rf8 73.Rf8 Ke6 74.Kg7 (74.Rf5 Ke7 75.Rf4 Ke6 76.Bf5 Ke5 77.Rf1 Kd5 78.Bb1 Kc4 79.Rd1 Kb3 80.Rc1 Kb2 81.Re1 Kb3 82.Be4 Kc3 83.Rd1 Kb4 84.Bf3 Kc5 85.Kg7 Kb4 86.Kf6 Ka3 87.Ke5 Kb4 88.Kd4 Kb3 89.Be4 Ka4 90.Kc4 Ka5 91.Rd6 Ka4 92.Ra6) 74...Kd6 Plans Rf3 75.Kf6 Kd5 (75...Kc6 76.Ke5 Kb7 77.Rf6 Kc7 78.Kd5 Kb7 79.Kc5 Kc8 80.Rf7 Kb8 81.Kc6 Ka8 82.Kb6 Kb8 83.Rf8) 76.Re8 (76.Rd8 Kc6 77.Rc8 Kd5 78.Rc3 Kd4 79.Rh3 Kd5 80.Bd3 Kd4 81.Ke6 Kc5 82.Rh4 Kc6 83.Rc4 Kb6 84.Kd5 Kb7 85.Kd6 Kb6 86.Rc2 Ka5 87.Kc5 Ka4 88.Bc4 Ka5 89.Ra2) 76...Kd6 (76...Kd4 77.Re2 Kd5 78.Rd2 Kc5 79.Rd8 Kc4 80.Bf5 Kb5 81.Rh8 Kc4 82.Re8 Kd5 83.Re7 Kd6 84.Re5 Kc6 85.Be4 Kd6 86.Rd5 Kc7 87.Kf7 Kb6 88.Ke7 Ka7 89.Rb5 Ka6 90.Bd3 Ka7 91.Kd8 Ka8 92.Kc7 Ka7 93.Ra5) 77.Rd8 Kc7 (77...Kc5 78.Ke5 Kb6 79.Rd2 Kb5 80.Bd3 Kc6 81.Rc2 Kb7 82.Ke6 Ka7 83.Rb2 Ka8 84.Kd7 Ka7 85.Kc7 Ka8 86.Ra2) 78.Rd2 Kc6 79.Ke5 Kc7 80.Ke6 Kc6 (80...Kb7 81.Be4 Ka6 82.Kd6 Kb6 83.Rb2 Ka6 84.Kc5 Ka7 85.Bd5 Ka6 86.Ra2) 81.Rc2 Kb5 (81...Kb6 82.Kd6 Kb5 83.Be4 Kb4 84.Bd5 Kb5 85.Rb2 Ka6 86.Kc5 Ka7 87.Be4 Ka6 88.Ra2) 82.Kd6 Kb4 (82...Ka6 83.Bd3 Kb6 84.Ra2 Kb7 85.Rb2 Kc8 86.Be4 Kd8 87.Rb8) 83.Rc8 (83.Bd3 Ka4 84.Bc4 Kb4 85.Kd5 Ka4 86.Kc5 Ka5 87.Ra2) 83...Kb3 (83...Kb5 84.Bd3 Kb4 85.Kd5 Kb3 86.Kd4 Kb4 87.Rb8 Ka4 88.Kc5 Ka3 89.Bc4 Ka4 90.Ra8) 84.Kd5 Kb4 (84...Kb2 85.Rc2 Kb1 86.Be4 Ka1 87.Kc4 Kb1 88.Kb3 Ka1 89.Rc1) 85.Bf5 Kb5 (85...Kb3 86.Kd4 Kb4 87.Rb8 Ka5 88.Be4 Ka4 89.Kc5 Ka3 90.Bd5 Ka4 91.Ra8) 86.Rb8 Ka4 (86...Ka5 87.Kc5 Ka4 88.Bg4 Ka3 89.Be6 Ka4 90.Ra8) 87.Kc5 Ka3 88.Kc4 (88.Be6 Ka4 89.Ra8) 88...Ka2 89.Kc3 Ka3 90.Ra8 1-0. cipiripi (2395) - AlejandroTC (2355), Rated Blitz game, lichess.org, 2016.

7.Nb4 Qb4 8.e3 Nc6 9.Nf3 0-0 10.Be2 Qa3 11.0-0 Bg4 12.d4 Rab8 13.c4 Rfd8 14.Qc2 Bh5 15.Rab1 Bg6 16.Rb3 Qe7 17.Qc3 b6 18.Rc1 Qf6 19.Bd3 a5 20.a3 a4 21.Rb5 White intends d5 21...Na5 22.Bg6 hg6 23.Nd2 c5 24.d5 1–0. condoru (2080) – bishop_ben (2125), gameknot.com, 2014.

7.Nb4 Qb4 8.Nf3 0-0 9.e3 c5 10.Be2 Nc6 11.0-0 Bf5 12.c3 Qa5 13.d4 Rad8 14.Qb3 Qc7 15.Qa3 b6 16.Rfd1 Be4 17.Rd2 h6 18.Rad1 Na5 (18...cd4!? 19.Nd4 Nd4 20.cd4 Bd5+/-) 19.dc5+- Rd2 20.Nd2 Bc6 (20...Bc2 21.Rc1 Bf5 22.cb6 ab6 23.Nf3+-) 21.cb6 ab6 22.Qb4 Rd8 23.Nb3 Rd1 24.Bd1 Nb7 25.Nd4 Bd7 26.Bf3 Nc5 27.Bd5 g6 28.Qc4 Kg7 (28...Ba4 29.h3+-) 29.Bf7 Qe5 30.Bd5 h5 31.Nf3 Qf6 32.Qd4 g5 (32...Be6 33.c4+-) 33.Ng5 Kg6 (33...Ba4 34.Bf7+-) 34.Nf3 (better 34.Bf7 Kg7 35.Bh5+-) 34...Bf5 (34...Be6 35.e4+-) 35.Ne5 (better 35.Nh4 Kg7 36.Nf5 Kg6 37.Nd6 Qd4 38.cd4+-) 35...Kg7 36.e4 Bh7 37.g3 h4 38.f4 hg3 39.hg3 Bg6 (39...Bg8 40.a4 Bd5 41.ed5+-) 40.Ng6 Kg6 41.e5 Qf5 (41...Qe7 42.e6! Qf6 43.g4+-) 42.Kg2 (better 42.Qb4 Kg7 43.Qb6 Qg6 44.Qg6 Kg6+-) 42...Qc2 (42...Kg7 43.Bc4 Qe4 44.Kf2 Qc2 45.Kf3+-) 43.Kf3 Qc1 44.Be4 (better 44.g4+-) 44...Kg7 (44...Kf7 45.f5 Qh1 46.Kf4 Qc1 47.Qe3 Qf1 48.Bf3+-) 45.f5 (45.e6 Kg8 46.Qd8 Kg7 47.Qe7 Kg8 48.Qf7 Kh8 49.Qf8) 45...Qh1+- 46.Kf4 Qc1 47.Kg4 Qh6 (47...Ne4 48.Qe4 Qd1 49.Kh4+-) 48.e6 (48.f6 Kf7 49.Qd5 Ke8 50.Qa8 Kd7 51.Bf5 Ne6 52.Qb7 Kd8 53.Qb6 Ke8 54.Qe6 Kf8 55.Qe7 Kg8 56.f7 Kh8 57.f8Q Qf8 58.Qf8) 48...Qf6 49.Bd5 1-0. opperwezen - Chess_Network (2625), NM Chess-Network Arena, lichess.org, 2017.

7.Nb4 Qb4 8.g3 Nc6+= 9.Bg2 Qd6 (9...Qc5 10.Nf3+=) 10.c3 Bd7 (10...0-0 11.Nf3+-) 11.Nf3 0-0 12.0-0 Rad8 (12...Rfe8 13.d4+-) 13.d4 Kh8 (13...Rfe8 14.Re1+-) 14.e4+- Bg4 (14...f6 15.Qc2+-) 15.e5 Qd7 (15...Qd5 16.Re1+-) 16.Qb3 (16.Qb1 f6 17.Qb7 Rb8+-) 16...b6 17.Nh4 (17.Ng5 h6 18.Ne4 Na5+-) 17...Be6 (17...f6 18.ef6 Rf6 19.Be4+-) 18.Qc2 Na5 (18...f6 19.ef6 Rf6 20.Be4+-) 19.f4 (better 19.Rad1 Bc4 20.Rfe1+-) 19...Nc4 (19...Bd5!? 20.Bd5 Qd5 21.Ng2+-) 20.f5 Bd5 21.f6 Ne3? (better 21...g6 22.Bd5 Qd5+-) 22.fg7 Kg7 23.Qf2 Nf1 (23...Bg2 24.Qe3 Bh3 25.Qg5 Kh8 26.Qf6 Kg8+-) 24.Qf6 (24.Bf1 f6 25.Qe3 Kg8=+; 24.Rf1 Qe6 25.Bh3 Qh3 26.Qf6 Kg8+-; 24.Kf1 f6 25.Nf5 Kh8-/+; 24.Qf1?! f6 25.Bd5 Qd5=) 24...Kg8 25.Nf5 (25.Bf1?! Qe6 26.Qg5 Kh8+=; 25.Qf1 Bg2 26.Ng2 f6 27.Qc4 Qd5 28.Qd5 Rd5=+) 25...Qf5 26.Qf5 Ne3 (26...Bg2 27.Qg5 (27.Rf1?! Bf1 28.Qg4 Kh8 29.Kf1 c5+-) 27...Kh8 28.Kg2+- (28.Rf1?! Bf1 29.Qf6 Kg8 30.Kf1 c5+-)) 27.Qg5 (27.Qg5 Kh8 28.Qe3 Bg2 29.Kg2+-) 1–0. rcm06 (2230) – vivasvata, gameknot.com, 2016.

7.c4 0-0 8.e3 c6 9.Nb4 Qb4 10.Nf3 Qe7 11.Be2 Be6 12.0-0 Nd7 13.d4 Rfd8 14.Rb1 h6 (14...Rab8 15.Qc2+-) 15.Bd3 Rab8 16.Nd2 Nf6 17.Qc2 Nh5 18.Ne4 White prepares the advance c5 18...Qh4 (18...Bf5 19.g3+/-) 19.Ng3 (19.Nc5!? b6 20.Ne6 fe6+-) 19...Nf6 20.c5 (better 20.Ne2!?+-) 20...Ng4+= 21.h3 Nf6? (better 21...Ne3!? 22.fe3 Qg3 23.Bh7 Kh8+=) 22.Bf5 Bd5 23.a4 b6? (better 23...Re8+/-) 24.cb6 ab6 25.Bd3 (better 25.e4!? Be6 26.Be6 fe6 27.Qc6 Re8+-) 25...Re8 26.Bc4 (26.Rfe1 Ne4 27.Be4 Be4 28.Ne4 Qe4 29.Qe4 Re4+-) 26...Ne4 27.Bd5 cd5 28.Ne4 de4 29.Qc6 Re6 30.Qc7 Rbe8? (better 30...Qd8 31.Rfc1 Ra8+-) 31.Rb6 Rb6 32.Qb6 Re6 33.Qb8 Kh7 34.Qg3 Qe7 35.Qf4 Rf6 36.Qh4 Qe6 37.d5 Qd5 38.a5 Qe6 (38...Qe5 39.Rc1=) 39.a6 Qa6 40.Qe4 Rg6 41.Qd4 1-0. onlyg3g6 (2640) - lucky1 (2115), Rated Bullet tournament 4iV8MOhg, lichess.org, 2015.

7.c4 Bc5 8.e3 c6 9.Nf4 0-0 10.Nf3 Bg4 11.Be2 Rd8 12.Rb1 Na6 (12...Qc7 13.Qc2 h6 14.h3 Bf3 15.Bf3+/-) 13.Rb7+/- Bb4 14.0-0 c5 (better 14...Bf3!? 15.Bf3 Bd2+/-) 15.Nd5+- Rab8 (15...Rdb8 16.Rb8 Rb8 17.Qc2+-) 16.Ra7 h6 (16...Rd7 17.Rd7 Bd7 18.d4+-) 17.d4 (17.a3!? Ba3 18.Qa4 Nb4 19.Qa3 Nd5 20.cd5 Qd5+-) 17...cd4 18.Nd4 (18.Qd4 Be6 19.Ra6 Qa6 20.Nb4 Qa4+-) 18...Be2 (18...Bc5 19.Bg4 Ba7 20.Nc6+-) 19.Qe2 (19.Ne2?! Bc5 20.Re7 Nb4+-) 19...Bc5 20.Nb5 (better 20.Nf5 Qe6 21.Qg4 g5 22.Nfe7 Kg7 23.Qe6 fe6 24.Ra6 ed5+-) 20...Qe6 21.Nbc7 Nc7 22.Rc7 (worse 22.Nc7 Qe7 23.Na6 Qa7 24.Nb8 Rb8=+) 22...Bd6 23.Ra7 Ra8 24.Ra8 Ra8 25.g3 Bf8 (25...Qe4 26.Rd1 Bc5 27.Nc3+-) 26.Ra1 (better 26.Nc7 Qc6 27.Na8 Qa8+-) 26...Qc6 27.a4! Qc5 (27...Ra4 28.Ra4 Combination) 28.Qc2 (28.Qb2 Qc6+-) 28...Rc8 29.Qb3 Qa5 30.Qb5 Qa7 31.a5 Rb8 32.Nb6 (better 32.Qc6+-) 32...Qb7 (32...Rd8 33.c5+-) 33.c5 (33.Nd7 Qb5 34.cb5 Rb5+-) 33...Qf3 (33...Qa7+-) 34.a6 Rd8 35.a7 Rd2 36.Rf1 (better 36.Qf1 Rd8+-) 36...Ra2 37.a8Q White intends c6 (better 37.Qd7+-) 37...Qa8 (37...Ra8 38.Na8 Qa8+-) 38.Na8 Ra8 39.c6 Re8 40.Qb7 (better 40.c7 Rc8 41.Qb7 Rc7 42.Qc7+-) 40...Rc8 41.c7 (41.Qc8 g5 42.Qe8 Kg7 43.c7 Bb4 44.c8Q Be1 45.Qe5 Kg6 46.Qg8 Kh5 47.Qf7 Kg4 48.Qee6) 41...Rc7 42.Qc7 g6 43.Qc8 (43.Rb1 h5 44.Rb7 Bb4 45.Qf7 Kh8 46.Qg7) 43...Kg7+- 44.Qf8! Kf8 45.Kg2 Kg7 46.f4 f6 (46...Kf8 47.e4+-) 47.f5 g5 48.g4 h5 (48...Kf8 49.Rc1+-) 49.h3 (better 49.gh5 Kh6+-) 49...hg4 50.hg4 Kh6 51.Kg3 Kg7 52.Kf3 Kf7 53.Rh1 (53.Ke4 Ke7 54.Kd5 Kd7 55.Rc1 Ke7 56.Rc7 Kf8 57.Ke6 Kg8 58.Kf6 Kh8 59.Kg6 Kg8 60.Rc8) 53...Kg7 54.Rh5 Kf7 55.Rg5! fg5 56.Ke4 Kf6 57.Kf3 (57.Kd5 Ke7 58.e4 Kf7 59.Kd6 Kf6 60.e5 Kf7 61.e6 Kg7 62.e7 Kf7 63.Kd7 Kf6 64.e8Q Kg7 65.Qe7 Kg8 66.f6 Kh8 67.Qg7) 57...Kf7 58.e4 Kf6 59.e5! Ke5 60.Kg3 Kf6 61.Kf3 Ke5 62.Ke3 Kf6 (62...Kf6 63.Ke4 Kf7+-). BeepBeepImAJeep (2755) - Kopushon (2560), lichess.org, 2020.

7.c4 c6 8.Nb4 Qb4 9.e3 0-0 10.Nf3 Rd8 11.Be2 Bg4 12.Rb1 Qe7 13.0-0 Na6 14.d4 Nc5 15.h3 (worse 15.dc5 Rd1 16.Rfd1 Re8=+) 15...Be6 (15...Bf5 16.Rb2+/-) 16.Qc1 (16.Qc2 Na6+-) 16...Ne4 17.Qb2 b6 18.Ne5 Rac8 19.Bf3 (19.Rfd1 f6 20.Nf3 Nd6+/-) 19...Bf5 (19...Ng5 20.Qe2 Qc7 21.h4 (21.Bc6?! f6=) 21...Nf3 22.Nf3+= (worse 22.gf3 c5-/+)) 20.Rbd1 f6 21.Nd3 Bg6 22.Nf4 White prepares the advance d5 22...Bf7 23.d5 cd5 24.cd5 Nd6 25.Bg4 Rc5 (25...f5 26.Bf3+/-) 26.Ne6 Be6 27.Be6 (worse 27.de6 f5 28.Bf3 Qe6+=) 27...Kh8 28.Rc1 Rdc8?? (28...Ne4 29.Rfd1+/-) 29.Rc5 (better 29.Bc8 Rc8 30.Rc8 Nc8 31.Rc1+-) 29...Rc5+/- 30.Qd4 Qc7 31.Qg4 g6 (31...Rc2 32.a4+/-) 32.Qf4 Kg7 33.Rd1 Rc4 34.Qf3 Rc1 (34...Rc2 35.a3+/-) 35.g3 (35.Rc1 Qc1 36.Kh2 Qc4+/-) 35...Rd1 36.Qd1 Qc5 37.Kg2 (37.Qa4 Qc7+-) 37...Qc3 (37...b5 38.Qg4+/-) 38.Qf3 (38.Qa4 Qc7+-) 38...Qe5 39.Qe2 Qe4 40.Kh2 f5 (40...b5 41.Qb2+/-) 41.Qb2 Kh6 42.Qh8 Qf3 43.Kg1 Qd1?? (43...Ne4 44.Qf8 Kg5 45.Qe7 Kh6 46.Qh4 Kg7+=) 44.Kg2+- Ne4 (44...Qc2 45.Qf8 Kg5 46.Qd6 Qe4 47.Kh2 Qf3+-) 45.Qf8 Kg5 46.Qe7 (46.f4 Kh5 47.g4 Qg4 48.hg4 fg4 49.Bg4 Kg4 50.Qc8 Kh5 51.Qh3) 46...Kh6+- 47.Qf8 (47.Qa7?? Qe2 48.Qb8 Qf2 49.Kh1 Ng3 50.Qg3 Qg3-+) 47...Kg5 48.Bf5! gf5 (48...gf5 49.Qe7 Double attack (49.Qf7 Decoy)) 49.h4 (49.Qg7 Kh5 50.Qh7 Kg5 51.Qg7 Kh5 52.h4 Qf1 53.Kf1 f4 54.f3 Nd2 55.Kg2 Nf3 56.Kf3 fg3 57.Qg5) 49...Kh5?? (better 49...Kg6 50.Qg8 Kf6=) 50.Qf5+- Kh6 51.Qe4 Qa1 52.Qf4 (better 52.Qe7!? Qg7 53.d6 a6+-) 52...Kg7 53.Qd4 (better 53.d6 Qf6 54.Qg4 Kf7 55.Qd7 Kf8 56.Qc8 Kg7 57.d7+-) 53...Qd4 54.ed4 Kf7 55.Kf3 Ke7 (55...b5 56.Ke4+-) 56.Ke4 (56.Kg4 b5 57.Kf5 Kd6+-) 56...Kd6 (56...b5 57.Ke5 Kd7 58.d6+-) 57.Kd3 (better 57.h5 b5 58.g4 b4+-) 57...b5 58.Kc3 a5 59.f4 (59.g4 Kd5 60.f4 Kd6+-) 59...Kd5 (59...h5 60.Kd3 Kd5 61.f5+-) 60.Kd3 (60.g4 Ke6+-) 60...Ke6 (60...h5+-) 61.g4 Kf6 62.f5 h5 (62...h6 63.Kc3 h5 64.gh5 Kf5+-) 63.Ke4 (better 63.gh5 Kf5 64.d5+-) 63...hg4+= 64.d5 g3 65.Kf3 b4 66.Kg3?? (better 66.h5 a4 67.h6+/-) 66...a4-+ 67.h5 b3 68.h6 (68.ab3 ab3 69.h6 b2-+) 68...ba2 69.h7 Kg7 70.d6 a1Q 71.d7 Qc3 72.Kf4 Qd4 73.Kg5 Qd7 74.f6 Kh7 75.f7 Kg7 76.f8Q Kf8 77.Kh6 (77.Kf4 a3 78.Ke3 a2 79.Ke4 a1Q 80.Kf4 Qad4 81.Kg5 Q7d5 82.Kg6 Qg7) 77...Qe7 (77...Qg4 78.Kh7 Qh5) 78.Kg6 ½-½. BeepBeepImAJeep (2775) - Kirill_Klyukin (2775), lichess.org, 2020.

7.c4 c6 8.Nb4 Qb4 9.e3 0-0 10.Nf3 Be6 11.Rb1 Qe7 12.Be2 Na6 13.0-0 Rfd8 14.d4 Nc5 (14...c5 15.Qb3 Rab8 16.Rfd1+/-) 15.Qc1 (15.Qc2 Na6+-) 15...Bf5 (15...Ne4!? 16.Bd3 Nf6 17.Ne5+/-) 16.dc5 Bb1 17.Qb1 Rab8 18.Nd4 (18.Bd3 h6+-) 18...Qc5 (18...Rd4!? 19.ed4 Qe2+/-) 19.Qe4 g6 20.h3 Qd6 21.Bf3 a6 22.Rc1 c5 23.Nb3 Rdc8 (23...b6 24.Rd1 Qc7 25.Rd5+-) 24.Qd5 (24.Rd1 Qf6+-) 24...Qf8 (24...Qd5 25.Bd5 b6 26.e4+-) 25.Qe5 b5 (25...b6 26.Rd1 Re8 27.Qc7+-) 26.cb5 (better 26.Bg4!? Rd8+-) 26...c4 27.Nd4 ab5 (27...Rc5 28.Qf4 ab5 29.Nc6+-) 28.Nc6 (28.Nb5?! Rc5 29.Qf4 Rbb5=) 28...Rc6? (28...Rb7+-) 29.Bc6 Qb4 (29...f6 30.Qb2 b4 31.Rc4+-) 30.Qc3 (30.Qb8 Kg7 31.Qe5 f6 32.Qc7 Kh6 33.Rd1+-) 30...Qc5 (30...Qc3 31.Rc3 Rb6 32.Bd5+-) 31.Bf3 Rb6 (31...h6 32.Qa5+-) 32.a3 (32.Qa5 Re6+-) 32...b4 (32...Ra6 33.Rd1 Rd6+-) 33.ab4 Rb4 34.Be2 1-0. BeepBeepImAJeep (2755) - cianmcgov (2480), lichess.org, 2020.

7.c4 c6 8.Nb4 Qb4 9.e3 0-0 10.Nf3 Bg4 11.Be2 Nd7 12.0-0 Nf6 13.Rb1 Qe7 14.d4 b6 15.Ne5 Be2 16.Qe2 Rae8 17.Nc6 Qd6 18.Ne5 Nd7 19.Nd7 Qd7 20.Rfc1 White prepares c5 (20.Rfd1 Qe6+-) 20...f5? (20...Qd4 21.c5 bc5 22.Rb5+/-) 21.g3 (21.Qd3 Rc8+-) 21...g6? (better 21...Qd4!? 22.Qc2 Qd7+/-) 22.c5 bc5 23.Rc5 Rc8 24.Rbc1 Rb8 25.Rc7 Qe6 26.R1c6 Qd5 27.Rc1 Rb6?? (27...Qe6 28.Ra7 f4 29.gf4 Rf4+-) 28.Qc4 (better 28.Ra7 Rf7 29.Rf7 Kf7+-) 28...Qc4 29.R1c4 Rb2 (29...a6+-) 30.Ra7 Rf7 31.Rc8 Kg7 32.Rcc7 Rc7 33.Rc7 Kh6 34.a4 Ra2 35.Ra7 Kg5 36.Rh7 (better 36.Ra6 Kh6+-) 36...Kg4 (36...Ra4 37.Rf7+-) 37.Kg2 Kg5 (37...Ra4 38.h4 f4 39.gf4+-) 38.Ra7 (38.h4 Kf6 39.Ra7 Ke6+-) 38...Kg4 (38...Kf6 39.h4 Rb2 40.a5+-) 39.a5 Kg5 (39...g5 40.h3 Kh5 41.a6+-) 40.a6 1-0. BeepBeepImAJeep (2625) - arhean (2185), Rated Bullet tournament 3UFPWMam, lichess.org, 2015.

7.c4 Nc6 8.Nf3 Be6 (8...Bf5 9.a3 Ba5 10.Qb3+=) 9.Nb4+/- Qb4 10.e3 Qe7 (10...Rb8 11.Qc2+/-) 11.Be2 0-0 12.0-0 Rad8 13.d4 Bf5 14.Bd3 Be4 15.Be4 Qe4 16.Qb1 Qb1 17.Rab1 b6 18.c5 f6 (18...bc5 19.Rfc1 Rb8 20.Rb8 Rb8 21.Kf1+-) 19.Rfc1 Kf7?? (better 19...Rc8+-) 20.cb6 1-0. BeepBeepImAJeep (2615) - Chess_Network (2625), lichess.org, 2016.

4...d6

5.a3 Bc3 6.Bc3 Bf5 7.f3 d5 8.Rb1 b6 9.e3 0-0 10.g4 Be6 11.Ne2 c5 12.d4 h6 13.dc5+= bc5 14.h4 Nc6 15.g5+/- hg5 16.hg5 Nh7 17.f4 Re8 18.Ng3+- d4? 19.Qh5 Kf8 20.Qh7 dc3 21.Qh8 Ke7 22.Rb7 Bd7 23.Nf5 Ke6 24.Bc4 Kf5 25.Qh3 Kg6 26.Qh7 1–0. satchitian (2835) – cnselway (1900), net–chess.com, 2005.

5.Bf4 c6 6.e3=+ 0-0 7.Nge2 Be6 8.Qb1 Ba5?? 9.Qb7+- Nbd7 10.Bd6 Re8 11.Qc6 Rc8 12.Qa4 Bc3 13.Nc3 Nb6 14.Qa3 Rc3 15.dc3 Ne4 16.Rd1 Qf6 17.Bf4 Nc3 18.Rd4 Na2 19.Bd3 g5 20.Bg3 Bd5 21.0-0 Qe6 22.Qa7 Nc3 23.Rb4 Nd7 24.h3 Nf6 25.Rb6 Qd7 26.Qd7 Nd7 27.Rh6 Be4 28.Rd6 Nc5 29.Ra1 Bd3 30.cd3 Nb3 31.Raa6 Ne2 32.Kh2 Ng3 33.Kg3 Nd2 34.Ra5 Nf1 35.Kf3 h6 36.Rh6 Kg7 37.Rc6 f6 38.Ke2 Nh2 39.f3 Rb8 40.Rc2 Rb4 41.Rac5 g4 42.R5c4 gf3 43.gf3 Rb5 44.Rc5 Rb6 45.f4 Rb1 46.Rc1 Rb2 47.R5c2 Rb5 48.Rh1 (48.Rh1 Kh6 49.Rh2+-) 1–0. Skean Du – Salvatore, ChessWorld.net, 2006.

5.Bg3 h5 6.e3 a6 7.h4 Bg4 8.f3 Bf5 9.Nge2 a5 10.a3= Bc3 11.Nc3 Nc6 12.Bf4 Qd7 13.Bb5 0-0 14.Ne2 Qe6 15.d4 Nd8 16.Rc1 c6= 17.Bd3 Bd3 18.Qd3 Nd5 19.e4 Nf6 20.e5 de5= 21.de5 Nd5 22.Bg3 f6 23.0-0 b5 24.f4 Nb7 25.f5 Nc5?? 26.fe6+- Nd3 27.Rcd1 Nb2 28.Rd4 Ne3 29.Rf3 Nc2 30.Rd2 Na3 31.Rb2 fe5? 32.Rf8?? Rf8-/+ 33.Be5 Nc4 34.Ra2 Ne5 35.Ra5 Re8 36.Nf4 Nc4 37.Ra6= Ne5 38.Nh5 Re6-+ 39.Ra7 Rg6 40.Re7 Nf3 41.Kh1 Nh4 42.Nf4 Rg4 43.Nh5 Rg2 44.Re4 Rb2 45.Rh4 b4 46.Rg4-/+ Rb1 47.Kg2 Rb2 48.Kf3 b3 49.Ng7 Rc2 50.Ne6 Kf7-/+ 51.Nd8 Kf6 52.Rg1? c5 53.Rb1 c4-+ 54.Ke4 Rd2 55.Nb7-/+ b2 56.Nc5 Rc2 57.Na4= Rc1 58.Rb2+/- c3 59.Nc3 Rc3= 60.Rb5 Rc8 ½–½. theblizzard – wee harv, ChessWorld.net, 2005.

5.Bf6 gf6

6.Nb5 a6 7.Nd4 Bc5 8.Ngf3 d5 9.e3 Bd6 10.Bd3 Nd7 (10...Nd7 11.0-0 Ne5+=).

6.Nd5 Ba3 7.c3 c6 8.Qb3 Bc5 9.Nf4 d5 10.e3 Bd6 (10...Bd6 11.d4 Bf4 12.ef4 Qd6+=).

6.Nd5= Bc5 7.e3 c6 8.Nf4 Be6 9.c4 Nd7= 10.Nf3 Ne5 11.Ne5 fe5 12.Ne6 fe6 13.Qh5 Kf8 14.Qh6 Kf7 15.Be2 Qg8 16.0-0 Rf8 17.f4 Ke7 18.fe5 de5 19.Qh4 Kd7 20.Rf8 Bf8 21.Rf1 Be7 22.Qh5 Qg5 23.Qg5 Bg5 24.Rf7 Be7 25.g4 h6 ½–½. Wilting,H – Klein, GER, 1989.

6.Nd5 Bc5 7.e3 c6 8.Nf4 Rg8 9.Qh5+- Rg7 (9...Qb6!?+-) 10.Qh6+- Rg6 (10...Rg8+-) 11.Qh7 Rg5 (11...Rg4 12.Ngh3 Kf8 13.Nh5+-) 12.Nf3 Rf5 (12...Bf5 13.Qh8 Ke7 14.Qd8 Kd8 15.Ng5 fg5 16.Bd3+-) 13.Qh8 (better 13.Bd3 Rf4 14.ef4 Qe7 15.Kf1 Qf8+-) 13...Ke7 14.Qd8 Kd8 15.Bd3 Na6 (15...Re5 16.Ne5 fe5 17.Ne2+-) 16.c3 (16.Bf5 Bf5 17.d3 Nc7+-) 16...Nc7 (16...Rf4 17.ef4 Nc7 18.g3+-) 17.Bf5 Bf5 18.Ke2 Bg4 (18...Ne6 19.Ne6 fe6 20.Nd4 Bd4 21.cd4+-) 19.h3 Bf5 20.a4 Kd7 (20...Ne6+-) 21.d4 Bb6 22.a5 Ba5 (22...Nb5 23.ab6 Nc3 24.Kd2 Ne4 25.Ke1+-) 23.Ra5 Be4 (23...Nb5 24.Rc1 b6 25.Ra2+-) 24.Nd2 Nb5 (24...Bg6+-) 25.Rb5 (better 25.Ne4 b6 26.Nf6 Kd8 27.Raa1+-) 25...Bg2 (25...Bd3 26.Kd3 cb5+-) 26.Rb7 Kc8 27.Rhb1 Bd5 28.Nd5 cd5 29.Rf7 (29.Rf7 Kd8 30.Rh7 Rc8 31.Rg1 Rc3 32.Rg8) 1–0. Schmitt,Matthieu (1925) – Grignoux,Yannick, 9th Rouen France, Open, 2016.

6.Nd5 Nc6 7.Rb1+=.

6.Nd5 Nc6 7.e3 Be6 8.Nb4+/- Nb4 9.Rb1 a5 10.a3+- Na6 11.Rb7 Nc5 12.Rb2 Qc8 13.d4 Bb3?? (13...Ne4+-) 1–0. Alissa – Castlegrande, ChessWorld.net, 2005.

6.Nd5 Ba5

7.c4 c6= 8.Nf4 Be6 9.e4 Nd7 10.Be2 f5 11.Ne6+= fe6 12.Bh5 Kf8 13.ef5 ef5 14.Nh3 Qe7=+ 15.Qe2 Qe2 16.Be2 Re8 17.Rb1 Nc5 18.Nf4 Re7 19.f3 Kf7 20.Rc1 Rhe8 21.Kd1 Ne6 ½–½. Kuhlmann,Antonius Egidius J – Hoegen, 1986.

7.e3 a6 8.Qf3 Attacking the isolated pawn on f6 8...f5 9.Bd3 c6 10.Nf4 Qf6 11.Rb1 Nd7 12.Nh5 Qg5 13.Nh3 (worse is 13.Bf5 Ne5 14.Qh3 Bf5 15.Qf5 Qg2= (worse is 15...Qf5 16.Ng7 Kd7 17.Nf5+/-)) 13...Qg6 14.N3f4 (worse is 14.Bf5 Ne5 15.Qf4 Qh5 (15...Bf5 16.Qf5 b5 17.N3f4 Qf5 18.Ng7 Kd7 19.Nf5+/-) 16.Bc8 Rc8 17.Rb7 0-0-/+) 14...Ne5 15.Qe2 Qg5 16.c4 Rb8 17.0-0 Bc7 18.Bc2 Rg8 19.d4 Ng6 20.Nh3 Qh4 21.Qf3 Ne7 22.d5 c5 23.Rfe1 Kd8 24.N3f4 Ng6 25.Ng3 Ne5 26.Qe2 Ng4 27.Nh3 Ne5 28.Nf4 (28.Bf5? Bf5 29.Nf5 Qh3-+; 28.Nf5? Qh3 29.Ng3 Qh4-+) ½–½. Van der Voorden,Michael – Siu,Villa, Spijkenisse NED, 3rd Weekend Festival, 2013.

7.e3 c6 8.Nf4 Nd7 +=.

7.e3 c6 8.Nf4 Be6 9.Qh5 Ke7 10.Nf3 Nd7 11.Rb1 b5 (11...Qc7 12.Be2+=) 12.Nd4+/- Qc7 (better is 12...Rc8!?+/-) 13.Nfe6+- fe6 14.Qg4 (14.Qg4 Rag8 15.Qe6 Kd8 16.c4+-) 1–0. pcmvr – wvmaniac (2550), net–chess.com, 2016.

7.e3 c6 8.Nf4 Bf5 9.Nf3 Nd7 10.Nd4 Bg6 11.Bd3 Qe7 12.Rb1 Bb6 13.0-0 Ne5 14.Nf5 Qd8 15.Ng7 Ke7 16.Ngh5 Qd7 17.Be2 Rag8 18.d4 Bh5 19.Bh5 Ng6 20.Bg6 hg6 21.c4 g5 22.Nh5 f5 23.f4 Rh6 (better is 23...Qe6+=) 24.fg5+/- Rg5 25.Nf4 Kf8 26.Rf3 Qe7 27.Qd3 Rh4 28.Rbf1 Rhg4 29.R1f2 Kg8 (29...Ke8 30.Qb3+=) 30.Kf1 Qe4 31.Ke2 d5 32.cd5 cd5 33.g3 Bc7 34.h4 Bf4 35.hg5 (worse is 35.gf4 Rh5=) 35...Bg3 36.Rf1 f4 37.Qe4 de4 38.Rf4 Bf4 39.ef4 (39.Rf4?! Rg5 40.Re4 Kf8+=) 39...Rg3 40.Rb1 b6 41.Rb3 Rg2 42.Ke3 Ra2 43.Ke4 Ra5 44.d5 Kf8 45.Ke5 Ke7 46.f5 Rc5 47.f6 Kd7 48.g6! fg6 49.Rh3 Rc1 50.Rh7 Ke8 51.Ra7 Re1 52.Kd6 (52.Kf4 b5+-) 52...Kf8 53.Re7 Rf1 54.Ke6 Re1 55.Kd7 Rf1 56.Re6 (56.Kc7 Rc1 57.Kb6 Rf1+-) 56...g5 57.Rb6 g4 (57...Kf7!?+/-) 58.Rb4 g3 59.Rg4 Rf3 60.Ke6 Re3 61.Kd7?? (better is 61.Kf5+-) 61...Kf7= 62.d6 Kf6 63.Kc7 Rc3 64.Kd8 Ra3 65.d7 Ra8?? 66.Kc7+- Ra7 67.Kc8 Ra8 68.Kb7 (68.Kb7 Rh8 69.Rg3+-) 1–0. roy1nc6 (1820) – tarahille (1915), gameknot.com, 2012.

7.e3 Nc6 8.Qh5 Be6 9.Nf4 Qe7 10.Bb5+/- Bb6 11.Qf3 0-0 12.Bc6 bc6 13.c3 Kh8 14.Qc6 Bd7 15.Qf3+- c6 16.Nh5 f5 17.Ng3 Qe5 18.N1e2 c5 19.0-0 Rab8 20.d4 cd4 21.cd4 Qa5 22.Nf4 Bd8 23.Qh5 Be6 24.Qh6 Rg8 25.Ne6 fe6 26.Qe6 Rg6 27.Qf7 Bf6 28.Rab1 Rbg8 29.Rb7 (29.Rb7 R8g7 30.Rb8 Bd8 31.Qf5+-) 1–0. Kazimierski,Tomasz – McGregor,Mike, IECC, 1999.

7.e3 Be6 8.Nf4 Bb6 9.Qh5 Qd7 10.Qh6 +/-.

7.e3 Be6 8.Nf4 Nc6 9.Bb5 Qd7 10.Qh5 Bb6 11.Ne6 Qe6 12.c3 d5 13.Ne2 0-0-0 14.Nf4 Qd6 15.Bd3 h6 16.a4 Kb8 17.0-0 d4 18.Be4 de3 19.de3 Na5 20.Bd5 Qe5 21.Qf7 c6 22.Bf3 Rhf8+= 23.Qg7 Rg8= 24.Qh6 Nb3 25.Ra2 Nd2 26.Rd2 Rd2 27.Nh5 f5 28.Qf4 Bc7 29.Qe5 Be5 30.Ng3 Bg3 31.fg3 Rc2 32.Bd1 Rc3 33.Rf5 Re3 34.Kf2 Ra3 35.Rf4 Rd8 36.Be2 b6 37.g4=+ c5 38.g5 Ra2 39.Kf3 Rdd2 40.Re4 Kc7 41.h4 Ra3 42.Kf4 Rd8 43.h5 Rf8 44.Kg4 Ra1 45.g6 Rg8 46.Kg5 (46.Kg5 Rg1 47.g4+-) 1–0. Kuhlmann,AEJ – Bilsel,S, corr, 1992.

7.e3 Be6 8.Nf4 Qd7 9.Ne6+/- Qe6 10.Nh3 Nc6 11.Nf4 Qe5 12.g3 Nd4 (12...0-0-0 13.Rb1+/-) 13.Rb1 0-0-0 (13...Bb6 14.c3 Ne6 15.Rb5+-) 14.Bg2 Bb6 (14...c6 15.0-0 Nb5 16.d4+-) 15.0-0 Ne6 16.Nd5 Rd7?? (better is 16...Qg5+-) 17.Rb5 Kb8 (17...Nc5 18.d4 Qe6 19.dc5 dc5 20.c4+-) 18.a4 (18.c4 Nc5 19.d4 Qf5 20.dc5 dc5+-) 18...c5 19.c4 (19.f4 Qf5 20.Qb1 Kc8 21.Rb6 ab6 22.Nb6 Kd8 23.Nd7 Nc7+-) 19...h5 (19...Bd8 20.f4 Qf5+-) 20.a5 Bd8 21.Qa4 (better is 21.Qb1 Nf8 22.Nf6+-) 21...Be7 (21...a6 22.Rb3 Rc7+-) 22.Rbb1 Rhd8 23.Qc6 Ka8 24.Rb7!! Rb7 25.Nc7 Nc7 26.Qb7 1–0. angeloyoung (1965) – ovid7 (1760), gameknot.com, 2014.

7.e3 Be6 8.Nf4 Qe7 9.Be2 Rg8 10.Bf3 c6= 11.Nge2 Nd7 12.Rb1 0-0-0 13.c4 Ne5= 14.Qa4 Qc7 15.Nd4 Bc4 16.Nb3 Bb6 17.Rc1 Nf3-/+ 18.gf3 Bb5 19.Qe4= Qd7 20.Nd5 Qh3=+ 21.d3 f5 22.Ne7 Kb8-/+ 23.Qf4 Rge8 24.a4 Bd3-+ 25.Nc6? bc6 26.Rc6 Qg2 27.Rb6 ab6 28.Qd4 Qh1 29.Kd2 Ba6 30.Qb6 Bb7 31.Nd4 Rc8 (31...Rc8 32.Qb3 Rc1-+) 0–1. nogumo – NoBody, mySchach.de, 2005.

7.g3 c6 8.Nf4 Bf5 9.Bg2 Nd7 (9...Rg8 10.Nf3 d5 11.Rb1 Qe7 12.Nd4 Bc8 13.Rb3 Kd8 14.Re3+=) 10.Nf3 Qe7 (10...Ne5 11.Nd4 Bg6 12.c3 d5 13.0-0 Rg8 14.Re1+=) 11.0-0 (11.c3 d5 12.Nd4 Bg6 13.h4 Rg8 14.h5+=) 11...d5 (11...Ne5 12.Nd4 Bd7 13.Nb3 Bb6 14.d4+=) 12.Nd4 Bg6 13.Nb3 (13.Rb1 Nc5+= (13...0-0-0 14.e3+=) 14.e3+=; 13.Re1 0-0-0 14.e3+=) 13...Bc7= 14.e3 Ne5 (14...0-0-0 15.Rb1=) 15.h4 (15.Rb1 Qa3+=) 15...h5 (15...Bf5 16.d4 Nc4 17.Nd2=) 16.d4 Nc4 17.Ng6 fg6 18.Qd3 (18.e4 0-0-0 19.Bh3 Kb8 20.ed5 cd5+=) 18...f5= 19.f4 ½–½. Hingst,Thomas (2085) – Zornack,Andre (1990), RSS5E NoEngine–98, 2009.

5.Bf6 Qf6?

6.Nd5 Qh4?? 7.Nc7+- Kd7 8.Na8 b6 9.c3 Ba5 10.Qb3 +-.

6.Nd5 Qh4?? 7.Nc7+- Kd7 8.Na8 Nc6 9.c3 Bc5 10.d4 (better is 10.e3!? Ke7+-) 10...Nd4 11.cd4 (better is 11.e3 Nc6 12.Nf3 Qd8+-) 11...Bd4 (11...Bb4 12.Qd2 Bd2 13.Kd1 Qd4 14.Nf3 Qa1 15.Kd2 Qa2 16.Ke3-+) 12.g3 (better is 12.e3 Bc3 13.Ke2+-) 12...Qe4 (better is 12...Bc3 13.Qd2 Bd2 14.Kd2 Qd4 15.Kc2 Qa1-+) 13.f3 (better is 13.Rc1 Bc5 14.Qd3 Qb4 15.Kd1 Qa4 16.Rc2+-) 13...Qe3 14.Qc2 Ba1 (14...Qc3 15.Qc3 Bc3 16.Kf2 Ba1 17.e3+-) 15.Bh3 Ke7 16.Qc7 (16.Bc8 Qc3 17.Qc3 Bc3 18.Kf2 Rc8+=) 16...Kf6 17.Qd6 (17.Bc8?! Qc3 18.Kd1 Qd4 19.Ke1 Qc3 20.Kf2 Qc7 21.Nc7 Rc8 22.Nd5 Ke6 23.Nf4 Kd7+-) 17...Kg5 (17...Be6 18.Nc7 Bc3 19.Kf1 Qd2 20.Qd2 Bd2 21.Ne6 fe6+-) 18.Bc8 Rc8 (18...Bc3 19.Kf1 g6 20.Nh3 Kh6 21.Bb7 Kg7+-) 19.h4 Kf5 (19...Kh5 20.g4) 20.g4 1–0. soidog (1875) – mekkelmania (1605), gameknot.com, 2014.

6.Nd5 Qh4?? 7.Nc7+- Kd7 8.Na8 Nc6 9.Nf3 Qh5 10.e3 Ne5 (10...Ke7 11.Nc7+-) 11.Ne5 Qe5 12.Rb1 (12.Rb1 Ba3 13.Rb3+-) 1–0. Woelfelschneider,Peter – Lautenbach, 2009.

6.Nd5 Qh4?? 7.Nc7+- Kd8 8.Nf3 Qf6?? 9.Na8 Bd2 10.Nd2 Na6 11.e3 (11.e4 b6 12.a4 Nc5+-) ½–½. mtimmermans (1650) – ofi (1800), net–chess.com, 2003.

6.Ne4 Qd4 7.Ng3?? (better is 7.f3 Qe5 8.c3+=) 7...Bd2!-+ 8.Qd2 Qa1 9.Qd1 Qd1 (better is 9...Qa2!? 10.Nf3-+) 10.Kd1 0-0 11.Nf3 Re8 12.e3 Nc6 13.Ng5 h6 14.N5e4 Be6 15.a3 Rad8 16.Be2 Bd7 17.Nh5 (17.Kd2-+) 17...Re4 18.Bd3 (18.Kd2 Ra4 19.Ra1 Ne5-+) 18...Ra4 19.Ke2 (19.Kd2 Ra3 20.Rb1 b6-+) 19...Bg4 20.f3 Bh5 21.g4 Bg6 22.Bb5 (22.Ra1 Re8 23.Kd2 Bd3 24.cd3 b5-+) 22...Ra3 23.Kd2 a6 24.Be2 Re8 25.e4 Re5 26.Rb1 b6 27.h4 Nd4 28.Bd1 Rb5 29.Rc1 Nf3 30.Bf3 Rf3 31.h5 Be4 32.g5 Rg5 33.Re1 Rg2 34.Re2 Re2 35.Ke2 a5 36.Kd1 Rf2 37.Kc1 Rc2 38.Kb1 f5 39.Ka1 f4 40.Kb1 f3 0–1. Ficek,Szymon – Szybinski,Arkadiusz, Mistrzostwa Miedzywojewodzkie Juniorow Poland, 2012.

6.Nd5! Bd2?

7.Kd2+- Qd8 8.Ke1 c6 9.Ne3 0-0 10.Nf3 Re8 11.Rb1 (11.Qd2 Qe7+-) 11...d5 (11...Qa5 12.Nd2+/-) 12.g3 (12.c4 dc4 13.Nc4 Qe7+-) 12...Nd7 (12...Qa5 13.Qd2 Qa2 14.Rd1+/-) 13.Bg2 (13.c4 dc4 14.Nc4 Qf6+-) 13...Nf6 (13...Qa5 14.Kf1 Qa2 15.Ra1+/-) 14.Kf1 Ne4 15.Qd3 Nc5 16.Qd4 Ne4 17.h4 (17.c4 dc4 18.Qc4 Qe7+-) 17...Be6 (17...Qe7 18.Rb3+/-) 18.Bh3 (better 18.Rb7!? c5 19.Qd3+-) 18...c5+/- 19.Qd3 b6 (19...Bh3 20.Rh3 Qd7 21.Rh2+/-) 20.Kg2 (20.Be6 fe6 21.h5 Qf6+-) 20...Qd7 (20...Bh3!? 21.Rh3 d4+/-) 21.Be6+- fe6 22.c4 (22.h5 Qb7+-) 22...Rad8 23.Rhd1 Qf7 24.cd5 ed5 25.Nd5 Kh8 (25...Qd5 26.Qd5 Rd5 27.Rd5+-) 26.Qb3 Nd6 (26...Rd6 27.Nc3 Qb3 28.Rb3+- (28.ab3?! Nc3 29.Rd6 Nb1+=)) 27.Nf4 (27.Ng5 Qg8 28.Nf4 c4+-) 27...Qf5 (27...c4 28.Qc2 Qb7 29.Rd5+-) 28.Rd5 Qf8 (28...Qe4+-) 29.Rbd1 Ne4 (29...c4 30.Qc2 Qg8+-) 30.Rd8 Rd8 31.Ne6 Rd1 32.Nf8 Rd8 33.Qf7 h6 34.Qe7 (34.Ne5 Rd6 35.Qe8 Nf6 36.Nfg6 Kh7 37.Qh8) 34...Ra8 (34...Rb8 35.Ne5 Nd6 36.Neg6 Kg8 37.Qd6 Rb7 38.Qd5 Rf7 39.Ne7 Kh8 40.Qf7 c4 41.Neg6) 35.Ng6 (35.Ne5 Nd6 36.Neg6 Kg8 37.Qd6 Rf8 38.Qf8 Kh7 39.h5 c4 40.Qh8) 35...Kh7 (35...Kg8 36.Qe6 Kh7 37.Qe4 Rc8 38.Ne7 Kh8 39.Ne5 Rf8 40.N5g6 Kh7 41.Nf8 Kh8 42.Qh7) 36.Qe4 Re8 (36...Rc8 37.Ne7 Kh8 38.Ne5 Rf8 39.N5g6 Kh7 40.Nf8 Kh8 41.Qh7) 37.Nf8 (37.Qe8 c4 38.h5 c3 39.Qh8) 37...Kg8 38.Qe8 g5 (38...Kh8 39.Ne6 Kh7 40.Qf7 c4 41.Qg7) 39.Ne6 Kh7 40.Qf7 Kh8 41.Qg7 1-0. BeepBeepImAJeep (2725) - Templarium (2615), lichess.org, 2020.

7.Kd2+- Qd8 8.Nf3 c6 9.Ne3 0-0 10.c3 Nd7 11.Kc2 Nc5 12.g3 Ne4 13.Qe1 d5 14.Nd2 (better 14.Bg2+-) 14...Nc3= 15.Kc3 d4 16.Kc2 de3 17.fe3 Qd5 18.Rg1?? (better 18.e4 Qc5 19.Kb2 Qe5 20.Kc2 Qc5 21.Kb2 Qe5 22.Kc2 Qc5=) 18...Bf5-+ 19.e4 Be4 20.Ne4?? (20.Kb2 Qd4 21.Ka3 Qg1 22.Ne4 Qe3 23.Kb2 Qe4 24.Rc1-+) 20...Qe4 21.Kb2 Qd4 22.Qc3 Qg1 23.Bh3 Qb6 24.Kc2 (24.Qb3 Rfe8 25.Bf1 Qg1-+) 24...Rfe8 25.Bg4 (25.e4 Re4 26.Rd1 Rae8-+) 25...Re4 (better 25...Re3 26.Qc4 Re5 27.Rb1-+) 26.Bf3 Re3 27.Qc4 Rd8 28.Rf1 (28.Rd1-+) 28...Re5 29.Qb3 Rc5 30.Kb2 Rb5 (30...Rb5 31.Bd5 Rdd5 32.Rf4 Rb3 33.ab3 Rd2 34.Kc1 Qe3 35.Rf3 Qd4 36.Rc3 Qc3 37.Kb1 Qb2) 0-1. cipiripi (2425) - Savickas (2430), Rated Blitz game, lichess.org, 2016.

7.Kd2+- Qe5 8.c4 Na6 9.Rb1+-.

7.Kd2+- Qe5 8.Nc7?! Kd8 9.Nf3 Qa5 10.c3 Qc7=.

7.Kd2+- Qf2?? 8.Nc7 Kd8 9.Na8 Re8 (9...b6 10.Nf3 Bb7 11.Nb6 Bf3 12.Nc4+- (12.gf3?! Qd4 13.Ke1 Qh4 14.Kd2 Qd4 15.Ke1 Qh4 16.Kd2 Qd4=)) 10.Rb1 (10.c3 b5 11.Qb3 Qe3 12.Kd1 Qe4+-) 10...Re5 (10...b6 11.c4+-) 11.Rb3 Nc6 12.Kc1 Nd4 (12...Qc5 13.Nf3 Re7 14.Qd2+-) 13.Rd3 Qf4 (13...Nf5 14.Nf3 Re3 15.Rd6 Nd6 16.Qd6 Bd7 17.Kb2+-) 14.e3 Re3 Do you see the mate threat?. 15.Rd4 Re4 16.Rd2 Qe5 Threatening mate: Qa1 17.Rd6 Ke7 18.Rd5 Qa1 (18...Qf4 19.Rd2 Be6 20.Nf3+-) 19.Kd2 Qa2 20.Qh5 Be6 (20...g6 21.Ra5 gh5 22.Ra2 a6+-) 21.Ra5 Qb1 The mate threat is Qe1 22.Qc5 Kd8 23.Qf8 (23.Qc7 Ke8 24.Bb5 Qb5 25.Qb8 Ke7 26.Rb5 Rd4 27.Ke3 Rd7+-) 23...Kd7 24.Bb5 Qb5 25.Rb5 (25.Rb5 b6 26.Nf3+-) 1–0. Woelfelschneider,Peter – Gold, 2009.

7.Kd2+- Qg5 8.Ke1 0-0 9.Nf3+-.

7.Kd2+- Qg5 8.Ke1 Na6 9.e4 c6 (9...0-0 10.Nf3 Qd8 11.Ba6 ba6 12.Kf1+-) 10.Ba6 cd5 11.Bb5 Bd7 12.Bd7 Kd7 13.Nf3 Qf6 14.Rb1 b6 15.Qd5 Rhe8 (15...Rac8 16.e5 Qe6 17.Qe6 Ke6 18.ed6+-) 16.Qb7 Ke6 17.Rd1 Qc3 18.Kf1 Qc4 19.Kg1 Kf6 (19...h6+-) 20.Rd6 Re6 21.Re6 fe6 22.Qa8 Qc2 23.Qd8 Kf7 (23...Kg6 24.Ne5 Kh5 25.g4 Kh6 26.Qh4) 24.Ne5 1–0. marek1999 – daniil31, internet, 2015.

7.Kd2+- Qg5 8.Ke1 Na6 9.Nf3 Qd8 10.e3 0-0 (10...Nc5 11.Qd4 Ne6 12.Qh4+-) 11.Rb1 (11.Ba6 ba6 12.Qd4 c6+-) 11...c6 (11...Nc5 12.Qd4+-) 12.Nc3 (12.Ba6 ba6 13.Nc3 Re8+-) 12...b5 13.Bd3 Nc5 14.h3 Qa5 15.Qd2 Re8 16.Kf1 Bb7 (16...Rb8 17.Ra1+-) 17.Kg1 Nd7 (17...b4 18.Ne2 Nd3 19.cd3+-) 18.Kh2 Nf6 (18...Nc5 19.Ne4 Qd2 20.Nfd2+-) 19.a4! Qb6 (19...ba4 20.Rb7 Pinning (20.Rb7 Deflection)) 20.ab5 c5 21.Bc4 (21.Rhd1 Bf3 22.gf3 d5+-) 21...Qc7 (21...d5 22.Be2 Rad8+-) 22.Nd5 Nd5 (22...Bd5 23.Bd5 Ne4 24.Qe2+-) 23.Bd5 Rad8 24.c4 1–0. UncleBulgaria (2385) – NJUSA, ChessWorld.net, 2016.

7.Kd2+- Qh6 8.e3 Kd7 9.Qf3 Rf8 10.Nc3 Nc6 11.Bb5 a6 12.Bc6 bc6 13.Kc1 a5 14.Nge2 f5 15.Rb1 Ba6 16.Nd4 d5 17.Rd1 Bc4 18.g4 f4 19.Nf5 Qg5 20.Nd5! cd5 21.Rd5 Bd5 22.Qd5 Kc8 23.Qa8 Kd7 24.Qd5 Ke8 25.Rb8 Qd8 26.Rd8 1–0. Alissa – theblizzard, ChessWorld.net, 2005.

7.Kd2+- Qd4

8.Ke1 Qd1 9.Rd1 Kd7 10.Nf3 c6 11.Nc3 Re8 12.e3 b5 13.Bd3 Ke7 (13...h6+-) 14.Nb5! (14.Bh7?! g6+-) 14...cb5 15.Be4 (15.Bh7?! g6 16.Ng5 Nd7=; 15.Bb5?! Bd7 16.Nd4 Rc8+-) 15...Bg4 16.Ba8 Kd7 (16...Rc8 17.Kd2+-) 17.Rb1 Nc6 (17...a6 18.Nd4 Kc8 19.c4 bc4 20.Kd2+-) 18.Bc6 Kc6 19.Nd4 Kd7 20.Rb5 Kc7 21.Rg5 g6 22.Rg4 f5 23.Rh4 h5 24.Kd2 Rb8 25.h3 Kd7 26.g4 fg4 27.hg4 hg4 28.Rh7 (28...Ke8 29.Ra7 Rb7 30.Rb7 g3 31.Rh8) 1–0. orane (1775) – kdfoerster, Tour B935, 2004.

8.Ke1 Qd1 9.Rd1 Kd8 10.e3 Be6 11.Nf3 Nc6 12.c4 Kd7 13.c5 Bd5 14.Rd5 Ne7 15.Bb5 Ke6 16.Rd4 a6 (16...d5 17.Kd2+-) 17.Bc4 Kf6 (17...d5 18.Bd5 Nd5 19.Ng5 Kf6 20.Rd5 Rad8 21.Ne4 Ke7 22.Rd8 Rd8+-) 18.Rf4 Kg6 (18...Nf5 19.g4 Ke7+-) 19.Bf7 (19...Kh6 20.Rh4#) 1–0. marekt – Sparky10, ChessWorld.net, 2003.

8.Ke1 Qc5

9.Rb1 0-0 10.Ne7 Kh8 11.Nc8 Qa5 12.c3 Rc8 13.Qc2+- (13.Rb7?! Qc3 14.Qd2 Qa1 15.Qd1 Qc3 16.Qd2 Qa1 17.Qd1 Qc3=).

9.Rb1 0-0 10.Ne7 Kh8 11.Nc8 Rc8 12.Qd2 (12.Rb7?! Qc3 13.Qd2 Qa1 14.Qd1 Qc3 15.Qd2 Qa1 16.Qd1 Qc3=) 12...Nc6 13.e3 (< 13.Rb7 Rab8 14.Rb3 Nd4+/-) 13...a5 14.Nf3 Re8 15.Rb7 (Better is 15.c3+-) 15...Nb4? (Better is 15...Rab8 16.Rb3 a4+-) 16.c3 Qc6 17.Rb5 Na6 18.Nd4 Qd7 19.Ra5 Nc5 20.Bb5 Qg4 21.Ra8 Ra8 22.f3 Qh4 23.Kd1 Qg5 24.Re1 Rb8 25.e4 Qh5 26.g4 Qh3 27.Qf4 Qg2 28.Qf7 Na4 29.Qc7 Nb2 30.Kc1 Nd3 31.Bd3 Qb2 32.Kd1 Qa1 33.Ke2 1–0. b4_player (2145) – maluco (1780), GameColony.com, 2003.

9.Rb1 Be6 10.Rb5! Qc6 (10...Qb5 11.Nc7 Double attack (11.Nc7 Decoy)) 11.Nf3 a6 12.e3 ab5 (12...Bd5 13.Rd5 Nd7+-) 13.Bb5! Qb5 (13...Kd8 14.Bc6 Nc6 15.Nc3+-) 14.Nc7 Kd7 (14...Ke7 15.Nb5 Rd8 16.Qd4 Ra2 17.Kd2+-) 15.Nb5 Ra2 (15...Ra6+-) 16.Qd6 Kc8 (16...Ke8 17.Nc7) 17.Qc7 1–0. marektheim – fsfc, internet, 2015.

9.Rb1 Be6 10.e4 Qa5? (better 10...b6+-) 11.Qd2 Qa2 (11...Qd2 12.Kd2 Bd5 13.ed5+-) 12.Nc3 (better 12.Nc7 Kd7 13.Rb7+- (13.Na8 Qb1 14.Ke2 Nc6-/+)) 12...Qa5 13.Rb7 0-0 14.Bd3 a6 (14...Qc5 15.Nf3+-) 15.Nf3 Nc6 16.Nd1 Rfc8 17.Qa5 (17.Ng5 Qd2 18.Kd2 a5+-) 17...Na5 18.Rb1 Nc6 19.Kd2 a5 20.Nc3 Nb4 21.Nd4 Nd3 (21...Rcb8 22.Rhd1+-) 22.cd3 a4 23.Rb7 a3 24.Ra1 (worse 24.Ne6 fe6 25.Ra1 Rf8+-) 24...c6 (24...c5 25.Ndb5+-) 25.Ne6 fe6 26.Rb3 Rf8 (26...a2 27.Ra2 Ra2 28.Na2+-) 27.Ke3 (27.Rba3?! Ra3 28.Ra3 Rf2 29.Ne2 Rg2+-; 27.Raa3?! Rf2 28.Ne2 Raf8+-) 27...Kf7 (27...a2 28.Ra2 Ra2 29.Na2+-) 28.Rba3 Ra3 29.Ra3 Kf6 (29...Rd8 30.Ra7 Kg6 31.Ne2+-) 30.Ra6 Rc8 31.e5 de5 32.Ne4 Kg6 33.Ra5 Re8 (33...h6 34.Re5 Kf7 35.Nd6 Kf6 36.Rc5+-) 34.Rc5 (34.Rc5 Rb8 35.Re5+-; 34.Re5 Kf7+-) 1–0. Kellermann – Koller, corr ICCF TT–4–90 SF, 1994.

9.Qd3 Na6 10.Qe3 Qe3 11.Ne3+- (11.fe3?! Bf5+/-).

9.e3 Be6 10.c4 Bd5 11.Qd5 Qb4 12.Qd2 Qc5 13.Nf3 Nc6 14.Be2 0-0 15.Kf1 Rfe8 16.Rb1 b6 17.Rb5 Qa3 18.Rb3 Qc5 19.Qd5 Qd5 20.cd5 Na5 21.Rc3 Re7 22.Bd3 Nb7 23.Ke2 Nc5 24.Rhc1 a5 25.Nd4 g6 26.h4 h5 27.g3 Kg7 28.f3 (28.f3 a4 29.Bb5+-) 1–0. nordlicht – Hartmut, mySchach.de, 2003.

9.e4 0-0+-.

9.e4 c6?? 10.Nc7 Kd8 11.Na8 Re8 12.f3 (12.Be2!? b6 13.Qd3 Bb7 14.Nb6 ab6+-) 12...b6 13.Rb1 f5 14.Bd3 d5 (14...Bb7 15.Nb6! fe4 16.fe4 ab6 17.Qg4+-) 15.Ne2 (15.Qd2!? fe4 16.fe4 de4 17.Be2 Bd7+-) 15...fe4 16.Be4 Qa5 17.Kf2 Qc5 18.Kf1 Ba6 19.Bd3 b5 (19...Bb7 20.Nb6! ab6 21.Bh7+-) 20.c4 (20.Qd2 Kc8 21.Qa5 Re7+-) 20...Nd7 21.cd5 cd5 (21...Qd5 22.Be4 Qd1 23.Rd1+-) 22.Rc1 Qe3 (22...Qa3 23.Nc7 Re3 24.Nf4+-) 23.Nc7 Ne5 (23...Nc5 24.Be4 Kc7 25.Qd5 Qc1 26.Nc1 Ne4 27.Qf7 Kd8 28.fe4+-) 24.Be4 (24.Na6?! Nd3 25.Rc8 Ke7 26.Qd3 Qd3 27.Re8 Ke8=; 24.Ne8?! Nd3 25.Qd3 Qd3 26.Ng7 Kd7+-) 24...Bb7 25.Ne8 (better 25.Nd5 Qa3 26.Nc7 Nd7 27.Bb7 Re5+-) 25...Nc4 (25...Ke8 26.Bh7 Nf3 27.Rc7+-) 26.Rc4! bc4 27.Nd6 (better 27.Ng7 c3 28.Qd3+-) 27...Ba6 (27...de4 28.Nb7 Kc7 29.fe4 Kb7 30.Qd5 Kc7 31.Qc4 Kd6+-) 28.Qd5 Kc7 29.Qc6 Kb8 30.Qa6 (30.Qa6 Kc7 31.Nb5 Kd8 32.Qd6 Ke8 33.Nc7 Kf7 34.Qe6 Kf8 35.Qe8; 30.Nb5 Qc1 31.Nc1 Bb5 32.Qb7) 1–0. Skaug,Thorbjorn – Kristiansen,Roy Freddy, Hostturnering, 2002.

9.Nf3 Be6 10.Ne3 (10.e4 0-0+-) 10...Bg4? (better 10...Qc3!? 11.Nd2 0-0+-) 11.Ng4+- Qb4 12.Qd2 (12.c3 Qg4 13.Qb3 Qe4+-) 12...Qg4 13.Qe3 Qe6 (13...Kf8 14.Rb1 b6 15.Qc3+-) 14.Qe6 (14.Qc3 0-0 15.Qc7 b5+-) 14...fe6 15.e3 (15.Rb1 b6+-) 15...0-0 (15...Nc6 16.Rb1 Rb8 17.Bd3+-) 16.Ng5 (16.Rb1 b6+-) 16...Rf6 17.Bd3 h6 (17...g6 18.Ne4 Rf7 19.Rb1+-) 18.Ne4 Rf7 1–0. Dessing,Bastiaan – Postma,Daan, Hengelo op U12, 2001.

6.Nd5 Qd4

7.Nb4 Qb4 8.c3 Qa5 9.g3 Nc6 10.Bg2 0-0 11.Nf3 Rb8 12.0-0 Bg4 13.Qb3 Qh5 14.Rfe1 Rfd8 15.Rab1 Re8 16.Qb5 Qg6?? (16...Qb5 17.Rb5 a6 18.Rb3=) 17.h3?? (better 17.Nh4 Qc2 18.Bc6 Be2 19.Qb2 (19.Be8?! Bb5 20.Rb5 Qd2=; 19.Re2?! Re2 20.Nf3 a6+/-) 19...Qb2 20.Rb2 bc6 21.Re2+-) 17...Bd7 18.Qg5 Qe6 19.Nd4 Nd4 20.cd4 h6 21.Qa5 a6 22.Qc7 Bb5 23.a4 Ba4 24.Rb7 Rb7 25.Qb7 Bb5 26.Bc6 Bc6 27.Qc6 a5 28.e3 Rc8 29.Qa6 Rc2 30.Qa5 Qh3 31.Qd8 Kh7 32.Qd6 Rd2 33.Qf4 f6 (33...Qh5!?+=) 34.Qe4+/- Kh8 35.Rb1 Qc8 36.d5 (36.Ra1 Rb2+-) 36...Rc2 37.d6 (better 37.Ra1 Rc4 38.Qg6+-) 37...Rc1?? (better 37...Rd2+/-) 38.Rc1+- Qc1 39.Kg2 Qc8 40.Qe7 Qc6 41.e4 1-0. cipiripi (2410) - Savickas (2455), Rated Blitz game, lichess.org, 2016.

7.Nb4 Qb4 8.e3 0-0 9.Nf3 Nc6 10.Be2 b6 11.0-0 Bb7 12.c4 Ne5 13.Ne5 de5 14.d4 Rad8 15.d5 c6 16.e4 f5 17.f3 cd5 18.cd5? (better 18.ed5 Rd6 19.a4=+) 18...fe4-+ 19.fe4 Qe4 (19...Rf1!? 20.Qf1 Qe4 21.Rd1-+) 20.Bf3 Qe3 21.Kh1 Rd6 22.Qb3? (better 22.Qa4 a6 23.Rae1-/+) 22...Qb3-+ 23.ab3 a5 (better 23...Bd5 24.Bd5 Rd5-+) 24.Rad1-/+ Rfd8 25.Rfe1? (better 25.Rd2-/+) 25...Bd5-+ 26.Re5 Bf3 27.Rd6 Rd6 (better 27...Bg2!? 28.Kg2 Rd6-+) 28.gf3-/+ Rd3 29.Rb5 Rd6 30.Kg2 (30.Re5 Kf7 31.Kg2-/+) 30...Kf7 31.Kf2 Ke7 32.Ke3 Kd7 33.f4 Kc6 34.Re5 (34.Rh5 h6-/+) 34...b5 35.Ke4 a4 (better 35...Rd2 36.Rh5 h6-/+) 36.ba4= ba4 37.Ra5 Re6 38.Kd4 Rf6 39.Ke5 Rh6 40.Ra4 Rh2 41.Ra6 Kc5 42.Ra7 Rg2 43.Rc7 Kb4 44.Rf7 h5 45.Rf8 h4 46.Rh8 Rh2 47.Kf5 Kc4 48.Kg4 Kd4 49.Rd8 Ke4 50.Re8 Kd3 51.Kf3 h3 52.Re3 Kd2 53.Re8 Rg2 54.Rh8 Ke1 55.Rh3 Rg6 56.Rh7 Kd2 57.Rh8 Kc3 58.Rc8 Kb4 59.Rd8 Kc5 60.Rc8 (60.Rc8 Kb4 61.Rc1=) 1-0. Master1Day (2200) - InsanePwn (2330), Rated Blitz game, lichess.org, 2016.

7.Nc7 Kf8?? 8.Rb1 Qe4 9.Na8 Ba5+-.

7.Nc7 Kf8?? 8.Nf3 Qb2 9.Na8 Nc6 10.e3 Bg4 (10...Bf5 11.Bd3 Bd3 12.cd3+-) 11.Be2 (better 11.a3 Bc5+-) 11...Ne5 (11...Bf5 12.Bd3 Bd3 13.cd3+-) 12.0-0 (12.Rb1 Qa3 13.Ne5 Be2 14.Qe2 de5+-) 12...Bf3 (12...Bc8 13.Nc7+-) 13.Bf3 g6 14.Nc7 Kg7 (14...Ba5 15.Rb1 Qa2 16.Ra1+-) 15.Nd5 (better 15.Rb1 Qa3 16.Nd5 Ba5 17.Rb7 a6+-) 15...Bc5 (15...a5 16.a4 Nf3 17.Qf3 Bd2 18.Rad1+-) 16.d4 Nf3 (16...Rb8 17.de5 de5 18.Qd3+-) 17.Qf3 Bb6 (17...Bd4 18.Rab1 Qc2 19.ed4+-) 18.c4 (18.c4 Bd8 19.Rfb1+-) 1-0. BeepBeepImAJeep (2580) - OverCookedChicken (2430), lichess.org, 2016.

7.Nc7 Kf8?? 8.Nf3 Qc5 9.Na8 b6+-.

7.Nc7 Kf8?? 8.Nf3 Qf6 9.Na8 Bg4 10.Rb1 Bc5 11.Rb7 g6 (11...Nc6 12.c3 Nd8+-) 12.Rb8 Kg7 13.Rh8 Kh8 14.Nc7 Bf3 15.gf3 Bf2 16.Kf2 Qh4 17.Kg1 1–0. marre (1955) – NMantell (1705), GameColony.com, 2003.

7.Nc7 Kd7

8.Na8 Bd2= 9.Qd2 Qa1 ½–½. marcosramos (2410) – wbartier (2080), net–chess.com, 2007.

8.c3 Bc3 9.Rc1 Bb2?? 10.e3 (10.Na8?! Bc1 11.Qc1 Qc5+-) 10...Qb4 11.Rc2 Nc6 12.Na8 Bf6 13.Nh3 b6 14.Nf4 Qa5 15.a4 Qa4 16.Qg4 Ke7 17.Nd5 Kf8 18.Qa4 (18.Qa4 Bd7 19.Bb5+-) 1–0. Woelfelschneider,Peter – Skradde, 2009.

8.c3 Bc3 9.Rc1 Kc7 10.Rc3 Nc6 11.g3 Bd7 12.Bg2+= Rae8 13.Nf3 Qd5 14.0-0 Qa2 15.e3 Kb8 16.Qb3 Qb3-/+ 17.Rb3 f6 18.Rfb1 b6-/+ 19.d4 Be6 20.Ra3 Bd5 21.Nd2=+ Bg2 22.Kg2 d5 23.Rb5 Rd8 24.Nb1 Rd7 25.Nc3 Rhd8 26.Rb1 Rb7 27.Nb5 Na5-/+ 28.Rc1 Nc4 29.Ra2 Rc8 30.e4 Ne3!-+ 31.fe3 Rc1 32.ed5 Rb1 33.Nc3 Rb3 34.Nd1 Rd7 35.Rd2 f5 36.Kf3 Rd5 37.g4 fg4 38.Kg4 a5 39.e4 Rd6 40.e5 Rd5 41.Kf5 Kc7 42.Ke6 Rd8 43.Rc2 Kb7 44.Rd2 a4 45.d5 a3 46.d6 Rb1 47.Ke7=+ Rb8 48.Nc3 Rc1 49.Nb5? Rc5-+ 50.Na3 Re5 51.Kf7 Rg5 52.Nc4 b5 53.Na5 Kb6 54.Nb3 Kc6 55.d7=+ Kc7 56.Nd4 Rg4?? 57.Ke7?? Re4-/+ 58.Kf7? Kd7-+ 59.Nb5 Kc6 60.Nc3 Rg4 61.Ne2 Rb7 62.Kg8 h5 63.h3 Ra4 64.Nd4 Kd5 65.Nf5 Ke5 66.Ng7 Ra8 67.Kh7 h4 68.Re2 Kf4 (68...Kf4 69.Rc2 Raa7 70.Rc4 Ke3-+) 0–1. nogumo – 73DADDELDU37, mySchach.de, 2005.

8.c3 Bc3 9.Rc1 Kc7 10.e3 Qf6 +=.

8.c3 Bc3 9.dc3 Qc3 A double attack.

8.Nf3?? Qc5?? 9.Na8+- Nc6 10.c3 Ba5 11.Qb3 (11.Rb1!? b5 12.e3 a6+-) 11...Ke7 12.e3 (better is 12.Rb1 b5 13.Qb5 Qb5 14.Rb5 Ba6 15.Ra5 Na5+-) 12...b6 (12...Bd7 13.Qa4+-) 13.Bc4 (13.Nc7 Kf8+-) 13...f6 (13...Nd8 14.e4 Be6 15.Be6 fe6 16.Nb6 ab6 17.Rb1+-) 14.Nc7 Bb7 (14...Ne5 15.Nd5 Kd8 16.Ne5 fe5 17.0-0+-) 15.Nd5 Kd7 16.d4 Bc3 17.Nc3 Qh5 (17...Qf5 18.e4 Qg4 19.Bb5+-) 18.Bf7 (better is 18.Be6!? Kc7+-) 18...Qg4 19.d5 Nd8 20.Be6! Ne6 21.de6 Ke7 22.Qa4 (22.Nd4 Qg2 23.Nf5 Kd8 24.e7 Kd7+-) 22...Qe6 (22...Qa4 23.Na4 Bf3 24.gf3+-) 23.Qa7 Qd7 24.Qb6 Rc8 25.Qd4 Qc7 (25...Qe6 26.a4+-) 26.Rc1 Qa5 27.0-0 Bf3 28.gf3 Rc5 29.Rfd1 Rg5 30.Kf1 Qa6 31.Rd3 Ke6 32.Rcd1 Kf7 33.Qd6 Qc4 34.Ne2 Qh4 35.Nf4 Re5 36.Qc7 Re7 37.Rd7 f5 38.Re7 (38.Re7 Qe7 39.Rd7 g5 40.Re7 Kf6 41.Qd6#) 1–0. Scholbach,Tillmann (1980) – Friedrich,Ekkehard (1630), Leipzig VfB op, 2005.

8.Nf3?? Bd2 9.Nd2 Kc7 10.Rb1 +=.

8.Nf3?? Bd2 9.Nd2 Kc7 10.c3 Qf6 (10...Qf6 11.e3 Nc6+= (11...Qc3?? 12.Rc1 Qc1 13.Qc1 Nc6 14.Qb2+-); 10...Qc3?? 11.Rc1 Qc1 12.Qc1 Nc6 13.e3+-).

8.Nf3?? Bd2+= 9.Nd2 Kc7 10.e3 Qd5 11.Qf3 Qf3= 12.Nf3 h6 13.Bc4 Rf8 14.0-0 Nc6 15.h3 Bd7 16.Rfd1= Na5 17.Bb3 Nb3 18.cb3 Bc6 19.Nd4 g6 20.Rac1 Rac8 21.Nb5+- Kb8 22.Nd6 Rc7 23.Nc4 Bb5 24.Na3 Bc6+/- 25.Rd2 a6 26.Rcd1 Rfc8 27.Nc4 Rf8 28.a4 h5 29.Ne5 Re8 30.Nc4?? Ba4?? 31.Nd6+- Rd8? 32.ba4 Rcd7 33.Ne4 Rd2 34.Rd2 Rd2 35.Nd2 Kc7 36.Nc4 Kc6 37.Kf1 Kc5 38.Nb2 Kb4 39.Ke2 Kb3 40.Nd3 Ka4 41.Nc5 Kb4 42.Nb7 a5 43.Kd2 a4 44.Kc2 a3 45.Nd6 a2 46.Kb2 f5 47.Ka2 Kc3 48.e4 fe4 49.Ne4 Kd3 50.f3 Ke2 51.Ng3 Kf2 52.Nh5 Kg2 53.Nf4 Kf3 54.Ng6 Ke4 55.h4 Kf5 56.h5 Kg5 57.Nf4 Kh6 58.Kb3 Kg5 59.Kc4 Kh6 60.Kd4 Kh7 61.Ke5 Kg7 62.Kf5 Kh7 63.Kg5 Kg8 64.Kg6 Kh8 65.Kh6 Kg8 66.Ng6 Kf7 67.Kh7 Kf6 68.h6 Kf7 69.Ne5 Kf8 70.Nd7 Kf7 71.Kh8 Kg6 72.h7 Kf7 73.Nb8 Kf8 74.Nc6 Kf7 ½–½. Dessing,Bastiaan – Los,Fedor, Hengelo op U12, 2001.

8.Nf3?? Bd2 9.Nd2 Kc7 10.e3 Qg4 11.h3 Qd1 12.Rd1 Nc6 13.Ne4 Be6 14.Nd6 (14.a3 Rad8=) 14...Ba2= 15.c4 Rad8 16.c5 b6 17.cb6 ab6 18.Nb5 Kb8 19.Rc1 Nb4 (19...Kb7 20.h4=) 20.Nd4 Rc8 21.Rc8 Rc8 22.Kd2 Kb7 23.Bb5 Bc4 24.Bc4 Rc4 25.Rb1 Nd5 26.Rb5 Nf6 27.Kd3 Rc5 28.Rc5 bc5 29.Nf5 Ne8 30.e4 Kc6 31.f4 f6 (31...g6 32.Nh6 f6 33.g4+=) 32.Ne3 (32.g4 g5 33.fg5 fg5+=) 32...Nc7 33.g3 Ne6 34.h4 Nd4 35.h5 Kd7 36.Kc4 Ne2 37.Nf1 (37.h6 gh6 38.Nf5 Kc6=) 37...Kd6= 38.Kd3 Nd4 39.Nd2 Ke6 (39...Kd7 40.Nc4=) 40.Nc4 Nc6 41.Nb6 (41.Ne3 Nd4+=) 41...Nd4= 42.g4 Nf3 43.Ke3 Ne1 44.f5 Ke7 45.Nd5 Kf7 46.Ke2 Nc2 ½–½. marekt (2210) – andytop10 (1985), gameknot.com, 2016.

7.Nc7 Kd8

8.c3 Qb6?? 9.Na8+- Qc6 10.cb4 Re8 11.Rc1 Qd7 12.e3 Qe7 13.Qa4 Bd7 14.Qa5 b6 15.Nb6! Be6 16.Nd5 Kd7 17.Qc7 1–0. Alissa – kurt5561, ChessWorld.net, 2005.

8.c3 Bc3 9.Rc1 Ba5?? 10.Na8+- Bg4 11.Qc2 Nc6 12.e3 Qd5 13.Nf3! Kd7 (13...Bf3 14.gf3 Combination) 14.Bc4 Qh5 (14...Qc5 15.Qb2 Qb4 16.Qg7 Bf3 17.0-0+- (17.gf3 Qd2 18.Kf1 Qc1 19.Kg2 Qc3 20.Qf7 Kc8+=; 17.Qf7 Kc8 18.0-0 Be4+-)) 15.Qb3 b6 (15...Bb4 16.Bf7 Qa5 17.h3 Bf3 18.Qe6 (18.gf3?! Ra8 19.Kd1 Ke7+-) 18...Kd8 19.gf3 Bd2 20.Kd1+-) 16.Bf7 Qf5 17.Bd5 Nb4 18.Rc7 Kd8 19.e4 (better 19.h3 Nd3 20.Ke2 Bf3 21.Bf3 Nc5+-) 19...Qf4 (19...Qf6 20.0-0 Bf3 21.Be6 Be4 22.Qc4+-) 20.0-0 (20.Rf7 Qh6 21.Qc4 Na6 22.Qa6 Bf3+-) 20...Rf8 (20...Bf3 21.Be6 Qe4 22.Rd7 Kc8 23.Qc3 Qc6 24.Rd6 Kb8 25.Rc6 Bc6 26.Qg7 Re8+-) 21.Nd4 Qd2 (21...Rf6 22.Be6 Rh6 23.Rd7 Ke8 24.Nc7 Kf8 25.Rd8 Ke7 26.Re8 Kf6 27.Rf8 Ke7 28.Rf4 Be6 29.Nce6 Rg6+-) 22.Qb4! Rf2 (22...Bb4 23.Nc6 Mate attack; 22...Qb4 23.Nc6 Mate attack) 23.Qd6 Ke8 24.Qe7 1-0. Timmermans,Mark (2385) - Diaz Perez,Michel Alejandro (2455), Titled Tuesday, 2021.

8.c3 Bc3 9.Rc1 Bb2?? (better is 9...Kc7 10.e3 Qb4 11.Rc3 Nc6+/-) 10.Rc2+- Bf5 11.Na8 Be4 (11...Nc6 12.e3 Bc2 13.Qc2 Qb4+-) 12.e3 (12.e3 Qf6 13.Rc7+-) 1–0. pereira – tvisu, internet, 2016.

8.c3 Bc3 9.Rc1 Kc7 10.e3 Qb4 11.Rc3 Nc6 +/-.

8.c3 Bc3 9.Rc1 Kc7 10.e3 Qf6 11.Ne2 Nc6 12.Nc3 (12.Nc3 Kd8 13.d4+=). pierre – Hitman, internet, 2007.

8.Nf3 Qf6?? 9.Na8+- Bg4 10.Rb1 Nc6 11.c3 Bf3 12.gf3 Bc5 13.d4 Bb6 14.Nb6 ab6 15.Rb6 Kc7 16.Qb1 Rb8 17.Bh3 Na5 18.Rb5 Nc6 19.Rf5 Qh6 20.Rf7 Kd8 21.Bd7 Ne7 22.Ba4 b5 23.Rf8 Kc7 24.Rb8 Kb8 25.Qb5 Ka7 26.Qd7 Kb6 27.0-0 (27.0-0 Qg6 28.Kh1+-) 1–0. themonkey – NN, GameColony.com, 2002.

4...Be7

5.Rb1 c6 6.e4 0-0 7.Qf3 d6 8.Bd4 Nbd7 9.Be2 Nc5 10.Bc5 (10.Nh3 b6=) 10...dc5=+ 11.e5 Ng4 12.Qe4 f5 13.Qc4 Kh8 14.f4 b5 15.Qd3 Qb6 16.Qg3 Be6 17.h3 Nh6 18.Nf3 c4 19.Ng5 Bg8 20.a4 a6 21.Nd1 Qa5 22.Ra1 Rfd8 23.c3 Bc5 24.Ne3 Rab8 25.Qf3 b4 (25...Rb6 26.g4=+) 26.Nd1 (better is 26.Nc4!? Qc7 27.e6=) 26...bc3 27.dc3 Bd5 28.Qg3 Rd7 29.Nf3 Qb6 30.Nd2 Rbd8 31.Rb1 Qa5 32.Ra1 (32.Bc4 Bc4 33.Nc4 Rd1 34.Rd1 Rd1 35.Ke2 Qa4 36.Rd1 Qc4 37.Ke1 Qe4 38.Kf1 Be3-/+) 32...Be6 33.Ra2 (33.Bc4?? Rd2 34.Be2 Re2 35.Ke2 Bc4 36.Ke1 Rd3 37.Qd3 Bd3-+) 33...Rd5 (33...Nf7!?-/+) 34.Qf3 R8d7 (34...Nf7 35.Qf1=+) 35.Nb1 (better is 35.Bc4!? Rd3 36.Bd3 Ba2 37.Bc2=) 35...Qd8 36.Nf2? (36.Rb2-/+) 36...Bf2?? (better is 36...Qb6 37.Nd2 Be3-+) 37.Kf2= Rd3 (better is 37...Qb6!? 38.Qe3 Qb3=) 38.Bd3+/- Rd3 39.Nd2? (better is 39.Qc6 Qh4 40.Ke2 Qf4 41.Rd2 Qe5 42.Kd1=) 39...Qb6-+ 40.Ke2 Rf3 41.Nf3 Qb3 42.Rha1 (42.Rd2 Qc3 (42...Qa4?! 43.Rb1-+) 43.Rb1 Qa3-+) 42...Qc3 43.Kf2 Bd5 44.Re1 Bf3 (45.Re3 Qd4 46.Kf3 g5-+; 44...Qb3 45.Raa1-+) 0–1. Taulien,Hans_Juergen – Farmer,Walter, RSXL2 –2003.

5.Rb1 Nc6 6.Bf4 d5 7.e3 0-0 8.Nf3 Bg4 (8...Nh5!? 9.Bg3 Rb8=+) 9.Be2 Qd7 10.Rb7 Rac8 11.h3 Be6? (11...Bf3 12.Bf3 (12.gf3?! d4 13.Nb5 Nh5=) 12...d4 13.Nb5+/-) 12.Nd4 (better 12.Bb5 Qe8 13.Bc7+-) 12...Nd4+/- 13.ed4 Bd6 14.Bd6 Qd6 15.Ra7 Qb6 16.Ra4 Bd7 17.Ra3 Qd4 18.0-0 c5 19.Bf3 Be6 20.Ne2 Qe5 21.Re3 Qb2 22.Qb1 Qb1 23.Rb1 d4 24.Ra3 Rb8 25.Rb8 Rb8 26.Ra8 (better 26.Ra5+/-) 26...Ra8= 27.Ba8 Ba2 28.Nf4 g5 29.Ne2 Kf8 30.Nc1 Bd5 31.Bd5 Nd5 32.g3 Ke7 33.Kf1 Kd6 34.Ke2 c4 35.d3 Kc5 36.dc4 Kc4 37.Kd2 Nc3 38.Nd3 Ne4 39.Ke2 Kc3 40.Ne5?? (better 40.Kd1=+) 40...Kc2-+ 41.Nf7 (41.Kf3 Nd2 42.Ke2-+) 41...d3 42.Ke3 d2 (better 42...Nc3!? 43.Ng5 d2 44.Ne4-+) 43.Ke4 d1Q 44.Ng5 Qe2 45.Kf5 Qf2 46.Kg4 (46.Ke4 Qg3 47.Ne6 Qd3 48.Ke5 Qh3 49.Nd4 Kc3 50.Ne2 Kd2-+) 46...h6 47.Nf3 Kd3 48.Kf4 Qe3 49.Kg4 Qe4 50.Kh5 Qf3 51.Kh6 Qg3 (51...Qg3 52.h4 Qh4 53.Kg7 Qe7 54.Kg6 Ke4 55.Kh5 Kf5 56.Kh6 Qc7 57.Kh5 Qh2) 0-1. Master1Day (2240) - GoKnight123 (2340), Rated Blitz game, lichess.org, 2016.

5.Nf3 0-0 6.e3 Nc6 7.Bf6 Bf6 8.d4 d5 9.Bd3 Re8 10.0-0 Bg4 11.Rb1 Rb8 12.h3 Bh5 13.Rb5 Ne7 14.g4 a6 15.Rb1 Bg6 16.g5 Bd4 17.Nd4 c5 18.Nb3 d4 19.Bg6 Ng6 20.Ne4 Re4 21.Qf3 Qg5 22.Kh1 Rh4 23.Rg1 Qe7 24.Rg3 Re8 25.Qd5 b6 26.Nd2 Qc7 27.Nf1 de3 28.Ne3 Rd4 29.Qh5 Qb7 30.Kg1 Nf4 31.Qf3 Qf3 32.Rf3 b5 33.Nf5 Ne2 34.Kf1 Rd2 35.Rbb3 Rd1 36.Kg2 g6 37.Rfe3 Nf4 38.Kg3 Ne6 39.Nh4 Rg1 40.Kh2 Rc1 41.Rb2 c4 42.a4 b4 43.Rb4 Rc2 44.Nf3 Rc8 45.Kg3 a5 46.Rb1 c3 0–1. rickdragon (2560) – leormebanco (2555), net–chess.com, 2014.

5.Nf3 Nc6 6.Bf4 0-0 7.e3 Nh5 8.Nd5 Nf4 9.Nf4 d5 10.Be2 d4 11.Rb1 Bd6 12.Nd3 Qf6 13.Qc1 Rb8 14.0-0 Be6 15.Qb2 Rfe8 16.ed4 Bd5 17.Rfe1 Rbd8 18.a3 b6 19.Qc3 Bf3 20.Bf3 Nd4 21.Be4 c5 22.g3 Re6 23.f4 Qe7 24.Nf2 Bf4 25.gf4 f5 26.Qc4 Qf7 27.d3 fe4 28.Ne4 Rg6 29.Kh1 Qc4 30.dc4 Nc2 31.Rec1 Na3 32.Ra1 Rd3 33.f5 Rh6 34.Nf2 Rb3 35.Ne4 a5 36.Ra2 Re3 37.Kg2 Rh4 38.Nd2 Re2 0–1. marre (1915) – WhiteSoul (2105), GameColony.com, 2003.

5.Nf3 d5 6.Nb5= Na6 7.e3 c6 8.Nbd4 Nc5 9.Be2 0-0 10.h3 Nce4 11.0-0 c5 12.Nb3 b6 13.c4 Bb7 14.Qc2 Nd6 15.cd5 Bd5 16.d3 Rc8 17.Nbd2 Nd7 18.Bb2 f6 19.Rfc1 Nb8 20.Qd1 Qd7 21.d4 c4 22.e4 c3 23.Bc3 Ne4 24.Ne4 Be4 25.Bb2 Bd5=+ 26.a4 Qb7 27.Ba3 Nc6 28.Be7 Qe7 29.Bc4 Qf7 30.Bd5 Qd5 31.Qd3 Rfd8 32.Qc4 Qc4 33.Rc4 Na5 34.Rc8+= Rc8 35.Rd1 Kf7 36.Kf1 Rc4=+ 37.d5 Ke7 38.Rd4 Kd6-/+ 39.Ke2 a6 40.Kd3 Kc5 41.d6 Rd4 42.Nd4 Kd6 43.Nf5= Kd5 44.Ng7 Nb7 45.Ne8 Nc5 46.Ke3 Ke6 47.Nc7 Kd6 48.Ne8 Ke6 49.Nc7= ½–½. Grossmann,P (1905) – Stefanov,P (2330), Willy–Irrgang2001, 2001.

5.Bf6 Nc6?? 6.Be7 Qe7 7.e3 0-0 8.Nf3 d5 9.Nd5 Qc5 10.c4 Be6 11.Be2 (better 11.Nc7!? Rad8+-) 11...Bd5 12.cd5 Nb4 13.0-0 1-0. BeepBeepImAJeep (2515) - sasan_al18 (2390), Rated Bullet game, lichess.org, 2015.

5.Bf6 Bf6 6.e3 0-0 7.Nf3 d5 8.d4 c5 9.Be2 Nc6 10.0-0 Bg4 11.h3 Bf3 12.Bf3 cd4 13.Nd5 de3 14.Nf6 Qf6 15.fe3 Qe5 16.Re1 Rad8 17.Qb1 Qc7 18.Qb3 b6 19.Rad1 Ne5 20.Bd5 Kh8 21.e4 f6 22.c4 Qc5 23.Qe3 Qe3 24.Re3 Rc8 (24...Nc4 25.Rc3 Ne5 26.Rdc1=+) 25.Rc3 Rfd8 26.Rdc1 g6 (26...Rc5 27.Rb1=+) 27.Kf2 (27.c5 bc5 28.Rc5 Rc5 29.Rc5 Rd7=) 27...Nd7 28.Ke3 Kg7 29.Kd4 Nc5 30.Ra1 Re8 31.a4 a5 (31...Rcd8 32.Re3=) 32.Rb1= Na4 (32...Rb8!?=) 33.Ra3+= Nc5 34.Rb6 a4 35.Rb5 Nb3 36.Kc3 f5? (better 36...Nc5+=) 37.Ra4+- Nc5 38.Ra7 Kf6 39.ef5 gf5 40.Rh7 Re3 41.Kd4?? (better 41.Kd2 f4 42.h4+-) 41…Rd3 0-1. BeepBeepImAJeep (2550) - Koshechka22 (2495), lichess.org, 2019.

5.Bg3 Nc6 6.Nf3 0-0 7.e3 d6 8.Be2 Bf5 9.0-0 h6 10.d4 d5 11.Nb1 (better 11.Bd3 Bg4 12.h3=) 11...Ne4-/+ 12.Nbd2 Bf6 (better 12...Nc3!? 13.Qe1 Bc2-/+) 13.Ne4= Be4 14.Nd2 Bh7 15.c4 dc4 16.Nc4 Rc8 17.Rc1 Ne7 18.Qb3 b6 19.Ne5 Be5 20.Be5 c5 21.dc5 Rc5 22.Rc5 bc5 23.Rd1 Qc8 24.Bd6 Re8 25.Bc4 Bg6 26.Qa3 Nf5 27.Bc5 Rd8 (better 27...Re5 28.Bd5 Nh4+-) 28.Rd8 Qd8 29.Bf1 Qd1 30.Ba7 (30.f3 a5+-) 30...Nh4? (better 30...Nd6!? 31.Bd4 Nc4+-) 31.Qb3+- Qa1?! (31...Bc2 32.Qc4 Ng6+-) 32.Bd4 Nf5 (32...Qc1+-) 33.Ba1 (33.Ba1 Kh7 34.Bc4 h5 35.Bf7 Nd6 36.Qb2 Kh6 37.Qg7 Kg5 38.Qg6 Kh4 39.Qh5) 1-0. BeepBeepImAJeep (2575) - sasan_al18 (2345), Rated Bullet game, lichess.org, 2015.

5.Rb1 0-0

6.Nf3 Nc6 7.Bf6 Bf6 8.Nd5 Re8 9.e3 b6 10.d4 Bb7 11.Be2 Na5 12.c4 Bd5 13.cd5 c6 14.dc6 dc6 15.0-0 Qd5 16.Qa4 Rad8 17.Rfd1 h5 18.Nd2 h4 19.Bf3 Qe6 20.h3 Bg5 21.Ne4 (21.Nb3 Nb3 22.Rb3 c5 23.Qa7 cd4 24.Rb6 Qe5 25.ed4 Rd4+/-) 21...Bh6 22.Rbc1 f5 23.Nc3 Kh8? (better is 23...f4 24.d5 Qe5+/-) 24.d5+- cd5 25.Nd5 (25.Bd5?! Qf6 26.Bf3 Bg5+/-; 25.Rd5?! Bg5+/-) 25...Qe5 26.Qh4 Rd6 27.Nf4 Kg8 (27...Kh7 28.Rd6 Qd6 29.Rd1+-) 28.Qh5 Red8 29.Rd6 Qd6 30.Rd1 Qf6 (30...Qd1 31.Bd1 Bf4 32.ef4+-) 31.Rd8 Qd8 32.Bd5 Kh8 33.Be6 Qf6 (33...Nc4 34.Ng6 Kh7 35.Qf5 Qd1 36.Kh2 Qd6 37.g3 Qe6 38.Qe6 Bg5+-) 34.Qe8 1–0. marekt – Mely, ChessWorld.net, 2016.

6.Bf6 gf6 7.e3 d5 8.Qf3 +/-.

6.Bf6 Bf6 7.Nd5 b6 8.e3 Bb7 9.Qf3 Bd5 10.Qd5 Nc6 (10...c6 11.Qf5=) 11.Nf3 Ne7 12.Qh5 g6 13.Qg4 Re8 14.Ba6 c5 15.0-0 Qc7 16.Rfd1 Nc6 17.c3 d5 18.d4 Rab8 (18...Re4 19.Qh3 Rd8 20.a3=) 19.Bb5 Red8 20.a3 (20.Nd2 Bg7+=) 20...Na5 21.a4 Nb7 22.Nd2 Bg7 23.c4 cd4 24.ed4 Nd6 (24...h5 25.Qh4=) 25.cd5 Nb5 26.ab5 (26.Rb5 a6 27.Rb4 Rd5=) 26...Rd5=+ 27.Nf3 Rbd8 28.Qh4 (28.Rbc1 Qd6=+) 28...Qd7 29.h3 (29.Rb4 g5 30.Ng5 Qe7 31.Qh7 Kf8 32.Nf7 Qf7-/+) 29...Bd4 30.Rd4 Rd4 31.Nd4 Qd4 32.Qd4 Rd4 33.Ra1 Rb4 34.Ra7 Rb5 35.g3 Kg7 36.Rb7 h5 37.Kg2 Rb3 38.Kf1 Kf6 39.Ke2 Ke6 40.Kd2 f5 41.Kc2 Rb5 42.Rg7 Kf6 43.Rg8 Kf7 44.Rb8 Kg7 45.h4 Rb4 46.Rb7 Kf6 47.Kc3 Rb1 48.f4 ½–½. marekt – AjedrezLevon, ChessWorld.net, 2004.

5.Rb1 d5

6.e3 0-0 7.Bd3 Nbd7 8.Bg3 c6 9.Nf3 Nh5 10.0-0 Ng3 11.hg3 Nc5 12.Ne2 (12.Re1 b5=+) 12...b6 (12...Qa5 13.Rb2=+) 13.Nfd4 Qc7 14.Bf5 Bb7 15.Nf4 g6 16.Bg4 Rad8 17.c3 Ne4 18.Qc2 c5 19.Nb5 Qb8 20.Na3 g5 21.Nh5 f5 22.Bf3 Qe5 23.Rfd1 c4 24.Nb5 Bc6 (24...a6 25.Nd4 Bc5 26.Be2=+) 25.Qa4 (25.d3 cd3 26.Rd3-/+) 25...Bc5-/+ 26.Qa6 (26.Qa7? Rf7 27.Qa4 Qe8-+) 26...Be8 27.Qa7 (better 27.Qb7!?=+) 27...Rd7-+ 28.Qa5?? (better 28.Qa4-+) 28...Bh5 (28...ba5 29.a4-+) 29.Bh5 (29.Qa4 f4 30.Nd4 fe3 31.fe3 Bf3 32.Qd7 Bd1 33.Rd1 Rf6-+) 29...f4 (29...ba5 30.Bf3-+) 30.Nd4 (30.Qa6 Nf2! 31.Kf2 Be3 32.Kf1-+ (32.de3?? Qe3 33.Kf1 fg3 34.Bf7 Rdf7)) 30...fe3 31.fe3 Rdd8 (better 31...ba5 32.Bg4 Rd6-+) 32.Bf3 (32.Rb6 Qg3 33.Rdb1 Qf2 34.Kh2 Bd4 35.ed4 Qh4 36.Kg1 Ng3 37.Bf7 Rf7 38.Rg6 hg6 39.Qd8 Kg7 40.Qg8 Kg8 41.Rb8 Kg7 42.Rg8 Kg8 43.a4 Rf1) 32…Qg3 (32...Qg3 33.Rb6 Bb6 34.Qb6 Rd6 35.Qd6 Qf2 36.Kh1 Nd6-+) 0–1. marekt (2195) – maltedk (2425), gameknot.com, 2016.

6.e4 de4 7.Bf6 Bf6 (7...gf6?! 8.Ne4 Qd5 9.Nc3 Qe6 10.Qe2=) 8.Ne4 0-0 9.Bd3 Re8 10.Ne2 b6 11.0-0 Nd7 12.N2g3 Bb7 13.Re1 g6 (13...Be5 14.Bb5=) 14.Bb5= Bg7 15.Rb3 (15.c3 a6 16.Bd7 Qd7=) 15...a6 16.Bf1 (16.Bd7 Qd7 17.Nc5 Qc6 18.Nb7 Qb7 19.Re8 Re8=) 16...h5 17.Rbe3 h4 18.Nh5? (18.Nh1 b5=+) 18...Re4 (better 18...gh5 19.Bc4 Ne5-+) 19.Re4-/+ Be4 20.Ng7 Nf6 (worse 20...Kg7 21.Re4 Nc5 22.Re1+=) 21.Qa1? (better 21.Ne8! Qe8 22.d3=+) 21...Bd5 (21...Bc2 22.Qc3 Ba4 23.Ne6-/+) 22.c4 Bb7 (22...Kg7?! 23.cd5 Qd5 24.Qc1-/+) 23.Ne6 fe6 24.Re6 Kf7 25.Qe5 (25.Re2-+) 25...Ng8?? (25...Ng4 26.Qe2 Qd7 27.Qg4 Qe6 28.Qf4 Kg8 29.Qc7-+) 26.Qe2? (26.d4!?-/+) 26...Bc8 (26...Qd4 27.d3-+) 27.Re4 Nf6 28.Rh4 (28.Rf4 h3!-+) 28...Bb7 (28...g5!? 29.Re4 Ne4 30.Qe4-+) 29.Qe3-/+ Qe7 30.Qf4 Rg8 31.d4 Be4 32.Qg5 White plans c5 (32.Rh7 Rg7 33.Rh8 Qd6 34.Qd6 cd6-/+) 32...Bf5 33.c5 b5 34.h3 Nd5 35.Rh7 Rg7 36.Qh6 Qf6 37.Rh8 (better 37.a4 Rh7 38.Qh7 Kf8 39.Qh6 Kg8 40.Qd2 ba4 41.Bc4-/+) 37...g5 (37...Qd4!? 38.Ra8 Qc5 39.Ra6-+) 38.Qh5 (38.Qf6!? Nf6 39.Ra8=) 38...Bg6 (38...Rg6 39.Qh7 Qg7 40.g4-+) 39.Qe2 (39.Qg4 Qf5 40.Qg3 Rg8 41.Rg8 Kg8-/+) 39...Rg8 40.Rg8 Kg8 41.a4 Nc3 42.Qg4 Qf5 (42...Ne4!? 43.Qc8 Kg7 44.Qc7 Kh6 45.f3 Qd4 46.Kh1 Nc5 47.ab5-+) 43.Qg3-/+ Ne4 (worse 43...Na4 44.Qc7 Bf7 45.c6=) 44.Qb3 Bf7 45.Qb2 ba4 46.f3 Nf6 (46...Nc5 47.dc5 Qc5 48.Kh1-+) 47.Ba6 Qf4 48.Bb5 Qe3 49.Kh2 a3 50.Qa1 Qb3 51.Qc1 Nh7 (better 51...a2 52.Qg5 Kh7 53.Ba4-+) 52.Bd7 (52.Bc6 Qb2 53.Qb2 ab2-+) 52...Qb2 53.Qe3 (53.Qb2 ab2 54.Bf5-+) 53...a2 54.Bf5 (54.Be6 a1Q 55.Qe4 Qbb1 56.Bf7 Kf7 57.Qd5 Ke7 58.Qe5 Kf8-+) 54...a1Q 55.Bh7 Kh7 56.Qg5 Qd4 (56...Qf2 57.Qf5 Bg6 58.Qd7 Kh6 59.Qh7 Kh7 60.d5 Qag1) 57.Qf5 Bg6 58.Qf8 (58.Qd5 Qag1 59.Kg3 Qe1 60.Kh2 Qdg1) 58…Qf6 (58...Qf6 59.Qf6 Qf6-+; 58...Qag1 59.Kg3 Qe1 60.Kh2 Qdg1) 0–1. Ramos Moreno,Francisco Jose (2130) – Ivanov,Jo (2405), 13th Open, 2010.

6.Nb5 Na6

7.Bd4 0-0 8.e3 (8.Na7 Bc5 9.Bc5 Nc5 10.Nc8 Qc8=) 8...c5+= 9.Be5 Nb4 10.Nc7 Rb8 11.Nb5 (11.Nd5!? Nfd5 12.Bb8+=) 11...Bf5+= 12.Rb4 cb4 13.Bb8 Qb8 14.Nd4 Bc8 15.Bd3 Re8 16.Nge2 g6 17.0-0 a6 18.Qb1 Bd7 19.h3 Bc5 20.Qb3 Qd6 21.Rd1 b5 22.Nf3 Rd8 23.Nfd4 Rc8 24.Rb1 Ne4 25.Rd1 Ba7 26.Qb2 Bb8 27.Nf3 Qc5 28.Ne5 Be6 29.Nf4 (29.Nf3 Bd6+=) 29...Qd6 ½–½. aspasio (2770) – cleenders, net–chess.com, 2013.

7.Bd4 c5 8.Be5 +=.

7.Bd4 c6-/+ 8.Nc3 (8.Na7? Bd7 9.Rb7 Nc5 10.Nc6 Bc6-+) 8...0-0 9.e3 Nc7 (9...b5 10.Nf3+=) 10.Nf3+= Bd6 11.Ne2 (11.Bd3!?+=) 11...Ne6 12.Be5 Be5 13.Ne5 Re8 (13...d4 14.c3 de3 15.fe3-/+) 14.Ng3+= Nc5 15.Nd3 Nce4 16.Be2 Qa5 17.Rb2 b5 18.0-0? (better is 18.c3!?+=) 18…Nd2-+ 0–1. Maly,Guenther (1740) – Friedrich,Franz (2160), remoteschach.de, 2008.

7.e3 0-0 8.Nf3 c6 9.Nbd4 Nc5 10.Be2 Ncd7 11.Bg3 Re8 12.Nf5= Bf8 13.Nd6 Bd6 14.Bd6 Ne4 15.Bf4 Qa5 16.0-0 Ndf6 17.Rb2= Bg4 18.Rb7 Bf3 19.gf3 Nd2 20.Re1 Nc4 21.Qa1 Qc5 22.Qc3+= Nh5 23.Bc7 Rac8 24.Bc4 dc4 25.Qa5 Qe7 26.Ra7 Qh4 27.Qf5+- (27.Qf5 Nf6 28.Be5+-) 1–0. kamret (2230) – avargas (1830), GameColony.com, 2003.

7.e3 c6 8.Nd4 Nc5 9.h3 (9.Ngf3 Ncd7=) 9...0-0+= 10.Ngf3 Nce4 11.Nb3 Bd6 12.Ba1 Qe7 13.Be2 Re8 14.0-0 h6 15.Qc1 Bd7 16.d3 Ng5 17.Nbd2 b5 18.c4 Rac8 (18...dc4 19.dc4 Bf5 20.Rb3=) 19.Qc2 a6 20.a4 Nh3 (better is 20...Nf3!? 21.Bf3 dc4 22.Bf6 Qf6=) 21.gh3+/- Bh3 22.Rfe1 Qe6 23.Nh4 (23.cb5?? Qg4 24.Kh1 Qg2) 23...Ng4 24.Nf1 (24.ab5 Bh2 25.Kh1 Nf2 26.Kh2 Qd6 27.Be5 Qe5 28.Kg1 Qg3 29.Ng2 Qg2; 24.cb5 Bh2 25.Kh1 Nf2 26.Kh2 Qd6 27.Be5 Qe5 28.Kg1 Qg3 29.Ng2 Qg2) 24...h5 (24...Be7 25.Ng2 Qg6 26.Ng3= (worse is 26.ab5 Bg2 27.Ng3 Bh3 28.ba6 Ne3-/+; 26.cb5? Bg2 27.Ng3 cb5-+)) 25.cd5 cd5 26.Qb2 Be5 27.Qa2 Qf6 28.Bg4 Bg4 29.Ng2 Bf3 30.Nh2 (30.Be5 Re5 31.ab5 ab5+=) 30...Bg2= 31.Be5 Re5 32.f4 Re6 33.Qg2 Qf5 34.Kh1 (34.ab5?? Rg6 35.Rb2 ab5-+) 34...Rg6 (34...ba4 35.Qd2=) 35.Qf3 ba4 36.e4 de4 37.de4 Qc5 38.f5 Rb6 (38...Rh6 39.Rg1+=) 39.Rbd1 Qe5 40.Rd5 Qb2 41.Rg1 (41.Qh5?? Rh6 42.Qh6 gh6-+) 41...Rc1 42.Qf1?? (better is 42.Rdd1 Rd1 43.Qd1+/- (43.Rd1 a3 44.Qd3 Rb3 45.Qd8 Kh7-+)) 42...Rf1-+ (42...Rf1 43.Nf1 Qf2-+) 0–1. aspasio (2770) – alt, net–chess.com, 2013.

7.Nf3 c6 8.Nbd4 Nc5 9.e3 0-0 10.Be2 Ncd7 11.Bg3 Nb6 12.0-0 Ne4 13.Be5 f6 14.Bf4 g5 15.Bg3 g4 16.Ne1 Nc4 17.Bc4 dc4 18.Bf4 c3=+ (18...c3 19.d3 Nd2=+). Valverde,Mario – Coda,Luigi, CiF, 2003.

5.Rb1 d6

6.Bf4 0-0 7.Nf3 Nh5 8.Be3 d5 9.g3 Nc6 10.d4 Na5 11.Bc1 Nf6 12.Bg2 Ne4 13.Qd3 Bf5 14.Nd2 Nd2 15.Qd2 c6 16.0-0 b5 17.e4 Nc4 18.Qd3 de4 19.Ne4 Qd7 20.Bf4 Rad8 21.c3 Rfe8 22.Rfe1 Ba3 23.Re2 c5 24.Rbe1 Rf8 25.Qb1 cd4 26.cd4 a5 27.Bg5 Rde8 28.Qb3 Bg4 29.f3 Qd4 30.Kh1 Be6 31.Be3 Qe5 32.Bf4 Qf5 33.Ng5 a4 34.Qc3 b4 35.Qa1 Bd7 36.Bh3 Qd5 37.Rd1 Qa8 38.Re8 Re8?? 39.Rd7+- Re2 40.Qd1 (40.Qd1 Nb6 41.Rd8 Re8 42.Ra8 Ra8 43.Qc2 Nc4 44.Qh7 Kf8 45.Qf5 f6 46.Qc5 Ke8 47.Qb5 Kf8 48.Qc4 fg5 49.Bd6 Ke8 50.Qg8) 1–0. pierred – moniketta2005, Yahoo, 2005.

6.Bf4 Nh5 7.Be3 0-0 8.Nd5 Nf6 9.Nf6 Bf6 10.Nf3 Nd7 11.Bd4 c5 12.Bf6 Nf6 13.e3 Qa5 14.Rb2 Be6 15.Be2 Rab8 16.c4 a6 17.Qb1 Qa4 18.0-0 Bc4 19.Bc4 Qc4 20.d3 Qe6 21.Rb7 Rb7 22.Qb7 Qa2 23.Qc6 Ne8 24.d4= cd4 25.Nd4 a5 26.Qc3 Nf6 27.Ra1 Qf2 28.Kf2 Ne4 29.Ke2 Nc3 30.Kd3 Nd5 31.Ra5 Nf6 32.Nb5 Rd8 33.Ra7 Ng4 34.h3 Nf2 35.Kd4 f5 36.Kd5 Ne4 37.Nc7 g6 38.g4 Rd7 39.gf5 gf5 40.Ke6 Rf7 41.h4 Rf6=+ 42.Ke7 Rf7 43.Ke6 Rf6 44.Ke7 Rf8 45.Ke6 f4 46.ef4 Rf4 47.Nd5 Rf1 48.h5 h6 49.Ne7 Kh8 50.Kd5 Nf6=+ 51.Kd6 Nh5 52.Ng6 Kg8 53.Ke5 Re1 54.Kf5 Ng7 55.Kf4 Rf1 56.Ke4 h5 57.Ne7 Kh8 58.Ng6 Kh7 59.Nh4 Kg8 60.Nf3 Ne8 61.Ke3 Nf6 62.Rb7 Ng4 63.Kf4 Nh2 64.Rb3 Kg7 65.Kg3 Ng4 66.Rb5 Nf6 67.Rb7 Kh6 68.Rb6 Kg6 69.Ra6 Kg7 70.Ra7 Kh6 71.Ra6 Kg6 72.Rb6 Kf5 73.Rb5 Ke6 74.Rb6 Ke7 75.Rb7 Ke8 76.Nd4 Nd7 77.Kg2 Rd1 78.Nf3 Nc5 79.Rh7 Nd3 80.Kg3 ½–½. Marre – ireknowak, internet, 2003.

6.Bf4 Nh5 7.Be3 d5 8.Nf3 0-0 9.g3 Nc6 10.d4 Na5 11.Bg2 Nc4 12.Bc1 c6 13.0-0 Nf6 14.Nd2 Nd2 15.Qd2 b5 16.a4 a6 17.Qd3 Be6 18.Nd1 Qa5 19.Ra1 b4 20.Bb2 Ne4 21.Be4 de4 22.Qe4 Rac8 23.c3 b3 24.Ne3 Rfd8 25.c4 Qd2 26.d5 Qb2 27.de6+= Qf6 28.ef7 Kf7 29.Rab1 Rb8 30.Ng4 Qe6 31.Ne5 Kg8 32.f4 Rdc8 33.Rf3 Bc5 34.Kg2 b2 35.Rd3 Rb4 36.f5 Qe8 37.Rd7 Be7 38.Nc6 Qd7 39.Ne7 Kf8 40.Nc8 Qc8 41.Qd5 Qc4 42.Qc4 Rc4 43.Rb2 Ra4 44.Kf3 g6 45.fg6 hg6 46.e4 Kg7 47.Kf4 Ra1 48.Rb8 Kh6 49.h4 Rf1 50.Ke5 a5 51.Rh8 Kg7 52.Ra8 Rf3 53.g4 g5 54.hg5 Kg6 55.Ra5 Kg5 56.Kd6 Kg4 57.Ke7 Re3 58.e5 Kf5 59.e6 Kg6 60.Ra1 1–0. marekt – TrickyEE, ChessWorld.net, 2003.

6.Bf4 Nh5 7.Be3 d5 8.Nf3 0-0 9.g3 Nf6 10.Bg2 c5 11.Bg5 d4 12.Na4 Qa5-/+ 13.c4 Bd7 14.Nb2 h6 15.Bf6 Bf6 16.0-0 Re8 17.Qb3 Bc6 18.Rfe1 Nd7 19.Nd3 Rad8 20.h3 Nb6 21.Qc2 Ba4 22.Qc1 Be7 23.Nfe5 Bd6 24.f4 Re7 25.a3 Rc7 26.e4 Be5 27.Ne5 d3 28.Ra1 Bc2 29.Rf1 f6 30.Ng6 Nc4 31.Rf2 Nd6 32.e5-/+ Nf5 33.Kh2 c4-+ 34.Qe1 Nd4 35.e6 Qf5 36.e7 Re8 37.Qe3 Nc6 38.Be4 Qd7 39.Bc6 Rc6 40.f5 b5-+ 41.Raf1 c3 42.dc3 Rc3 43.Rc1 Qd6 44.Rfc2 Rc2-+ 45.Rc2 dc2 46.Qb3 Kh7 47.Qc2 Qd5 48.Kg1 a5 49.g4 Kg8 50.Qc3 a4 (50...a4 51.Kf2 Qa2 52.Kg1 Qb1 53.Kg2 Qe4 54.Kf2 Kf7-+) 0–1. marekt – GermanPaul, ChessWorld.net, 2004.

6.Bf6 Bf6 7.Nd5 Nd7 8.Nf3 0-0 9.e3 c6 10.Nf6 Nf6 11.Be2 Qa5 12.Rb2 Bd7 13.c4 Rfe8 14.Rb7 Qa2 15.0-0 a5 16.Qa1 Qa1 17.Ra1 a4 18.Rb6 h6 19.Bd1+= a3 20.Rb3 Ra4 21.c5 Rea8 22.cd6 R4a5 23.d4 Be6 24.Rc3 a2 25.Bc2 ½–½. Giorgetti,Fosco (2040) – Rebaudo,Nino (2095), A050 SEMI, 2004.

5.e3 0-0

6.Rb1 c6 7.Bd3 d5 8.Nce2 Nbd7-/+ 9.Nf3 Ne5 10.Ne5 Bd6 11.f4 Be5 12.fe5 Ng4 13.Nf4 Qg5 14.0-0 Ne5-/+ 15.Rb4 b6 16.Be2 c5 17.Rb1 Ng6 18.Bf3? Nf4-+ 19.ef4 Qf4 20.c3 Qd6 21.d4 Bf5 22.Rb5 Rac8 23.dc5 Rc5 24.Rb4 Rc3 25.Rd4 Qc5 26.Kh1 Be6 27.Rh4?! Rc8 28.Be2 Rc1 29.Qd3 Rf1 30.Bf1 Qf2 31.g3 Bf5 32.Qa6 Rc1 (32...Rc1 33.h3 Rf1 34.Qf1 Qf1 35.Kh2 Be4 36.Re4 Qf2 37.Kh1 de4 38.g4 e3 39.a3 e2 40.g5 e1Q#) 0–1. Mohring,Norbert – Boeven,Manfred, Obertsdorf, 2002.

6.Rb1 c6 7.Nf3 d5 8.d4 Nbd7 9.Bg3 Qa5-/+ 10.Qd2 Bb4 11.Rb4 Qb4 12.Bd3 Qe7 13.0-0 Ne4 14.Be4 de4 15.Ne5 Ne5 16.Be5 Rd8 17.Qc1 b5 18.Qb2 Be6 19.Rb1 Bc4 20.a3 a5 21.h3 Rac8 22.Kh1 f6 23.Bg3 Qe8 24.Kg1 c5 25.Nb5 Bb5 26.Qb5 Qb5 27.Rb5 cd4 28.ed4 Rd4 29.Ra5 Rc2 30.Ra7 e3 31.fe3 Rdd2 (31...Rdd2 32.Ra8 Kf7 33.Ra7 Kg6-+) 0–1. Stadler,Pavel – Hinterberger,Werner, WC–2010–P–00002, 2006.

6.Rb1 Nc6 7.Bf4 d6 =+.

6.Rb1 Nc6 7.Bf6 Bf6 8.Ne4 Be7 9.c4 d5-/+ 10.cd5 Qd5 11.Nc3 Qe6 12.Nf3 b6 13.Be2 Qg6 14.Nb5 Bf5-/+ 15.d3 Rad8 16.Rc1 Bd3 17.Bd3 Rd3 18.Qc2 Qg2 19.Qc6 Re3 20.fe3+/- Bb4 21.Kd1 Rd8= 22.Nbd4 Qh1 23.Kc2 Qg2 24.Kb3 Bd6=+ 25.Rc2 Qf1 26.Qc4 Qb1 27.Rb2 Qe4 28.Qf7 Kh8 29.Kc4 c5 30.Ng5 Qg4?? 31.Qf5 +/-. Moehring,Nicholas – Ripperger,Reinhold, SEM–ch Gr–D Dudweiler, 1995.

6.Rb1 d5 7.Bd3 Nbd7 8.Bf4 Nc5 9.Nge2 Nd3 10.cd3 b6 11.Nb5 c5 12.Nc7 Rb8 13.Nd5 Nd5 (worse is 13...Qd5 14.Bb8 Qg2 15.Rg1+=) 14.Bb8 Ba6 15.Be5 Bd3 16.Rc1 Qd7 17.a3 (17.Qb3 Nb4 18.a3 Nc6+=) 17...f6 18.Bb2 Qb5 19.Bc3 Bd6 20.a4 Qe8 (worse is 20...Nc3 21.Rc3 Qa6 22.Nd4+=) 21.Bb2 Qh5 22.f3 (22.Ng3!? Qf7 23.Qh5-/+) 22...c4-/+ 23.h4 Re8 24.Kf2 (24.Bd4-/+) 24...Qf7 (better is 24...Bc5!? 25.Nd4 Qe5-+) 25.Nc3-/+ Nc3 26.Bc3 a6 (26...Ba3 27.Ra1 Bc5 28.h5=) 27.h5+= h6 (27...b5 28.h6=) 28.Rh4= Kh7 (28...b5 29.ab5 ab5 30.Ra1=) 29.Qh1 Kg8 30.Qh3 Bc5 31.Ra1 Kh8 32.Qh1 (32.Kg1 Qc7+=) 32...Bd6= 33.Rg4 Qe6 (33...Bf5 34.Rd4 Be5 35.Rh4=) 34.Qc1 Rb8 35.Rd4 Bc5 (35...Be5 36.Rh4 Bc7 37.Bd4+=) 36.Rh4+= Bd6 ½–½. Millstone,Dr. Michael (2445) – Figlio,Gino Franco (2480), ICCF NFL Championship I, 2008.

6.Rb1 d5 7.Nf3 c5 8.Bg3 Nc6 9.Bb5 Bg4 10.0-0 Ne4 11.Be2 Ng3 12.hg3 Qd7 13.d4 Be6 14.dc5 Rfd8 15.Na4 Rab8 16.c3 Bf5 17.Bd3 Bg4 18.Qc2 g6 19.Nd4 Qc7 20.Be2 Bd7 21.Rfd1 Qa5 Attacking the isolated pawn on c5 22.Qb3 Bf8 23.Nf3 Bg7 24.Bb5 Be8 25.c4 d4 26.ed4 Nd4 27.Nd4 Rd4 28.Rd4 Bd4 29.Rd1 Bg7 ½–½. Hess,Helmut (2360) – Fraser,Fred JL (2245), EU–ch M/023 email, 2004.

6.Bd3 d5 7.Nf3 Nbd7 8.Bf4 Nc5 9.h3 h6 10.Nb5 Ne6 11.Be5 a6 12.Nbd4 Nd4 13.ed4 Re8 14.0-0 c5 15.c3 Ne4 16.Qc2 Bf5 17.c4 cd4 18.cd5 Rc8 (worse 18...Qd5 19.Rfe1 Nd6 20.Bf5 Nf5 21.Qf5+/-) 19.Qb1 Qd5 20.Re1 Ba3 21.Qb3 Qb3 22.ab3 Bf8 23.Be4 Be4 24.Re4 f6 25.Rd4 fe5 26.Re4 Rc2 27.Rb1 (worse 27.Re5 Re5 28.Ne5 Rd2=+) 27...a5 28.Kf1 b5 29.d3 Rec8 30.Ne5 Rc1 31.Re1 Re1 32.Ke1 Rc2 33.g3 Bc5 34.Ng4 Bb4 35.Kf1 Rd2 36.h4 ½-½. jon_lord (2210) - streaker69 (2350), League division A3, gameknot.com, 2022.

6.d4 Bb4 7.Nge2 Ne4 (7...Nc6!?-/+) 8.Qd3=+ d5 9.a3 (9.f3!? Nc3 10.Nc3=+) 9...Ba5-/+ 10.f3 Nc3 11.Nc3 Bf5 12.Qd2 Nd7 13.0-0-0?? (better 13.Bf4 Nb6 14.a4-+) 13...Nb6 14.e4 (14.Kb2 Na4!! 15.Na4 Bd2 16.Rd2 f6-+) 14...Na4!! 15.Na4 Bd2 16.Rd2 de4 17.fe4 Be4 18.Nc5 (18.Nc3 Bd5-+) 18...Bd5 19.c4 (19.Bd3 Re8-+) 19...Bc6 20.Bg3 (20.d5 Qe7 21.Bd4 b6-+) 20...Re8 21.Nb3 Be4 22.Nc5 (22.h4 a5 23.Nc5 Bf5-+) 22…Bf5 (22...Bf5 23.Kb2 a5-+) 0–1. Dalia – Magadan, internet, 2019.

6.d4 d5 7.Rb1 c6 8.Bf6 Bf6 (worse 8...gf6 9.Bd3 Qa5 10.Rb3+=) 9.Qd2 Re8 10.Nf3 Qc7 11.h3 Bf5 12.Bd3 Be4 13.Be4 (13.Ne4? de4 14.Be4 Re4-+) 13...de4 14.Nh2 Nd7 15.0-0 Rad8 16.Rfd1 Nb6 17.Qe2 Nd5 18.Nd5 cd5 19.Rdc1 1–0. Trokenheim,Marek (1835) – Blythe,Doug (1800), FICGS, 2017.

6.Be2 a5 A) 7.Bg3 A1) 7...Nc6 8.Nf3 (8.Rb1 d5 9.Nb5 Bf5 10.Nc7 Rc8 11.Rb7 Nb4 12.Nf3) 8...d6 9.Rb1 Rb8 10.0-0 Bf5 11.Bd3 Bd3 12.cd3; A2) 7...d6 8.Nf3 (8.Rb1 Nc6 9.Nf3 h6 10.0-0 Nh5 11.Bb5 Bg4 12.Nd5) 8...Nc6 9.Rb1 h6 10.0-0 Nh5 11.d4 b6 12.Qd2; A3) 7...d5 8.Nf3 (8.Rb1 Ne4 9.Nf3 Nc6 10.Ne4 de4 11.Ne5 Ne5 12.Be5) 8...Ne4 9.Ne4 de4 10.Nd4 c5 11.Nb5 Nc6 12.Nc7; B) 7.Bf4 B1) 7...Nc6 8.Nf3 (8.Nh3 h6 9.0-0 d5 10.Rb1 Bc5 11.d4 Bb6 12.Na4) 8...Nh5 9.Be5 d5 10.0-0 f6 11.Bd4 Be6 12.Rb1; B2) 7...d5 8.h3 (8.Nf3 Nh5 9.0-0 Nf4 10.ef4 Nc6 11.Re1 Re8 12.Bd3) 8...Bd6 9.Bd6 Qd6 10.Nf3 Nc6 11.Rb1 Ne4 12.0-0; B3) 7...Re8 8.Bf3 (8.Nf3 Nh5 9.Nd5 Nf4 10.Nf4 d5 11.0-0 Nc6 12.c4) 8...Nc6 9.Nge2 d5 10.Nb5 Bd6 11.Nd6 cd6 12.0-0; C) 7.Rb1 C1) 7...d6 8.Bg3 (8.Bf4 Nc6 9.Nf3 Nh5 10.0-0 Re8 11.Re1 Bf6 12.Bc4) 8...Nc6 9.Nf3 h6 10.0-0 Nh5 11.Bb5 Bg4 12.Nd5; C2) 7...Re8 8.Nf3 (8.Bg3 Nc6 9.Nf3 Nh5 10.Nd5 Ng3 11.hg3 Bd6 12.Bd3) 8...Nc6 9.Bg3 Bc5 10.0-0 d5 11.d4 Bb6 12.Ne5; C3) 7...Nc6 8.Nf3 (8.Bf4 Re8 9.Nh3 Bb4 10.0-0 d6 11.Bf3 h6 12.Nd5) 8...Ne5 9.Ne5 d6 10.Nf3 d5 11.0-0 Re8 12.h3; D) 7.Nf3 D1) 7...d6 8.Bg3 (8.Bf4 Nh5 9.0-0 Nc6 10.Rb1 Bf6 11.Nd5 Nf4 12.Nf4) 8...Nc6 9.Rb1 Nh5 10.Nd4 Nd4 11.Bh5 Nf5 12.0-0; D2) 7...Re8 8.0-0 (8.Bg3 Nc6 9.0-0 b6 10.Nb5 d6 11.Bc4 h6 12.c3) 8...Nc6 9.Bg3 b6 10.h3 Bb7 11.d4 Bd6 12.Bd6; D3) 7...Nc6 8.Bg3 (8.0-0 Ne5 9.Ne5 d6 10.Nf3 d5 11.Bd3 Re8 12.h3) 8...Nh5 9.Nd5 d6 10.Qb1 Nf6 11.Nc3 Nh5 12.Nd5.

6.Be2 a6 A) 7.Nf3 A1) 7...d6 8.Bf4 (8.Bg3 Nc6 9.0-0 Nh5 10.Nd5 Be6 11.c4 h6 12.Qb3) 8...Nc6 9.0-0 Nh5 10.Bc4 Bd7 11.Re1 b5 12.Bd5; A2) 7...d5 8.0-0 (8.Bg3 Nc6 9.0-0 Nh5 10.Be5 Bg4 11.Nd4 Ne5 12.Bg4) 8...Nc6 9.Bf4 Bf5 10.Ne5 d4 11.Nc6 bc6 12.ed4; A3) 7...Nc6 8.0-0 (8.Bf4 b5 9.a3 Nh5 10.Be5 f6 11.Bd4 d5 12.0-0) 8...d5 9.Bf4 Nh5 10.Be5 f6 11.Bd4 Be6 12.h3; B) 7.Bg3 B1) 7...d5 8.Nf3 (8.Bd3 b5 9.a3 Nbd7 10.Nf3 Nc5 11.0-0 Bb7 12.Nd4) 8...Nc6 9.Rb1 Ne4 10.Bd3 Ng3 11.hg3 g6 12.0-0; B2) 7...b5 8.a3 (8.Nf3 b4 9.Na4 Nc6 10.c3 Rb8 11.0-0 Ne4 12.Qc2) 8...Nc6 9.Nf3 d5 10.0-0 Bf5 11.Ne5 Ne5 12.Be5; B3) 7...Nc6 8.Nf3 (8.Bd3 Nb4 9.Nf3 Nd3 10.cd3 b5 11.a3 Bb7 12.0-0) 8...d5 9.0-0 Bf5 10.Rb1 b5 11.Bd3 Bd3 12.cd3; C) 7.Rb1 C1) 7...b5 8.Nf3 (8.Nh3 Nc6 9.Bf6 Bf6 10.Nf4 Bb7 11.0-0 Be5 12.Bf3) 8...Nc6 9.0-0 d5 10.d4 Ne4 11.Qe1 b4 12.Ne4; C2) 7...d5 8.Bf3 (8.Nf3 Nc6 9.Bf4 Nh5 10.Be5 b5 11.0-0 Be6 12.h3) 8...Nbd7 9.Bf4 Nc5 10.Nge2 Nfe4 11.d4 g5 12.dc5; C3) 7...Nc6 8.Nf3 (8.Bf6 Bf6 9.Nd5 b5 10.Nh3 Bb7 11.Nhf4 Be5 12.Bf3) 8...b5 9.0-0 d6 10.Bd4 b4 11.Bf6 Bf6 12.Nd5; D) 7.Bf4 D1) 7...b5 8.a3 (8.Bf3 Nc6 9.a3 d5 10.Nge2 h6 11.h3 Bf5 12.0-0) 8...Nc6 9.Nf3 d5 10.0-0 Bd6 11.d4 Qe7 12.Qd3; D2) 7...d5 8.Nf3 (8.Bf3 Nc6 9.Nge2 Bf5 10.0-0 Qd7 11.h3 Rfe8 12.Rb1) 8...Nh5 9.0-0 Nf4 10.ef4 Nc6 11.Bd3 Qd6 12.Ne5; D3) 7...Nc6 8.Nf3 (8.h3 b5 9.a3 d5 10.Nf3 Bd6 11.Bd6 Qd6 12.0-0) 8...Nh5 9.Be5 d5 10.0-0 f6 11.Bd4 Qd6 12.Qb1.

6.Be2 Nc6 A) 7.Bg3 A1) 7...Bb4 8.Nf3 (8.Nb5 d6 9.Nf3 a6 10.Nbd4 Nd4 11.Nd4 c5 12.c3) 8...Bc3 9.dc3 Ne4 10.Bh4 Qe8 11.Qd3 d6 12.0-0; A2) 7...d6 8.Nf3 (8.Rb1 d5 9.Nf3 Nh5 10.Be5 f6 11.Bd4 Nb4 12.a3) 8...Nh5 9.Bd3 h6 10.Rb1 d5 11.0-0 Ng3 12.hg3; A3) 7...d5 8.Rb1 (8.Nf3 Ne4 9.Ne4 de4 10.Ne5 Qd5 11.Nc6 Qc6 12.0-0) 8...d4 9.ed4 Nd4 10.Nf3 Ne2 11.Qe2 b6 12.0-0; B) 7.Bf6 B1) 7...gf6 8.Nh3 (8.Nf3 d5 9.0-0 Kh8 10.Rb1 Rg8 11.Rb5 Bh3 12.g3) 8...Ne5 9.f4 Ng6 10.f5 Ne5 11.Nf4 b5 12.Rb1; B2) 7...Bf6 8.Nf3 (8.Nh3 d5 9.Nf4 d4 10.Ne4 Be5 11.0-0 Re8 12.Bf3) 8...d5 9.0-0 g6 10.Rb1 a6 11.d4 Re8 12.Bd3; C) 7.Bf4 C1) 7...Re8 8.Rb1 (8.Bd3 Nb4 9.Nf3 Nh5 10.0-0 Nf4 11.ef4 d5 12.Re1) 8...Bb4 9.Nf3 Bc3 10.dc3 Ne4 11.Rb3 a5 12.0-0; C2) 7...d6 8.Nf3 (8.Rb1 Re8 9.Nf3 Nh5 10.0-0 Nf4 11.ef4 Rb8 12.Bd3) 8...Nh5 9.0-0 Nf4 10.ef4 d5 11.d4 Re8 12.Re1; C3) 7...d5 8.Bd3 (8.Nf3 Nh5 9.Be5 Bg4 10.Bd4 Qd6 11.Nb5 Qd7 12.Ne5) 8...Nb4 9.Nf3 Nd3 10.cd3 Bf5 11.Qc2 c5 12.e4; D) 7.Nf3 D1) 7...Ne5 8.Ne5 d6 9.Nf3 d5 10.0-0 Ne4 11.Bd3 Nc3 12.dc3; D2) 7...d6 8.Bg3 (8.Bf4 Nh5 9.0-0 Re8 10.Rb1 Bf6 11.Nd5 Nf4 12.Nf4) 8...Nh5 9.Bc4 Re8 10.Rb1 Bg4 11.0-0 Na5 12.Be2; D3) 7...d5 8.0-0 (8.Rb1 Ne5 9.Ne5 Bd6 10.Nf3 c6 11.a4 Qc7 12.0-0) 8...Ne5 9.Ne5 Bd6 10.f4 Re8 11.d4 Bb4 12.Qd3.

6.Be2 d5 7.Nb5 (7.Nf3 A) 7...Nbd7 8.Bf4 (8.Bg3 Nc5 9.Nb5 Ne6 10.Nfd4 Nd4 11.ed4 Bf5 12.Rb1) 8...Nc5 9.0-0 Bd6 10.Ne5 Qe7 11.d4 Bf5 12.Rb1; B) 7...Ne4 8.Bd3 (8.Nb5 c6 9.Nc7 f6 10.Bf4 g5 11.Na8 gf4 12.0-0) 8...Nc3 9.Bc3 Nd7 10.0-0 Nc5 11.Rb1 Re8 12.h3; C) 7...Nc6 8.0-0 (8.Bg3 Ne4 9.Ne4 de4 10.Ne5 Qd5 11.Nc6 Qc6 12.0-0) 8...Ne5 9.Ne5 Bd6 10.f4 Qe7 11.d4 Bb4 12.Qd3; 7.Bf4 A) 7...Ne4 8.Nf3 (8.Bd3 Nc3 9.dc3 Nd7 10.Nf3 Nc5 11.0-0 Bg4 12.h3) 8...Bf6 9.0-0 Nc6 10.Nb5 Ba1 11.Qa1 Bg4 12.Bc7; B) 7...Bf5 8.Rb1 (8.Nf3 Nc6 9.Rb1 Nh5 10.Rb7 Nf4 11.ef4 Qd6 12.Bd3) 8...d4 9.ed4 Qd4 10.Bg3 Bb4 11.Nf3 Qc5 12.0-0; C) 7...Nc6 8.Nf3 (8.Bd3 Bd6 9.Bd6 Qd6 10.Nf3 Bg4 11.Rb1 b6 12.h3) 8...Nh5 9.Be5 Bg4 10.Bd4 Nf4 11.ef4 Bf3 12.Bf3; 7.Bg3 A) 7...Ne4 8.Ne4 (8.Nf3 Nc6 9.Ne4 de4 10.Ne5 Qd5 11.Nc6 Qc6 12.0-0) 8...de4 9.Nh3 Bh3 10.gh3 Nd7 11.Rg1 Nc5 12.Bc4; B) 7...Bf5 8.Rb1 (8.Nf3 Nc6 9.Rb1 Rb8 10.Nb5 Bd6 11.Bd6 cd6 12.0-0) 8...Nc6 9.Rb7 Nb4 10.Nf3 Bc2 11.Qc1 Nd3 12.Bd3; C) 7...Nc6 8.Nf3 (8.Rb1 Ne4 9.Rb5 Bb4 10.Rd5 Nc3 11.Rd8 Rd8 12.Qa1) 8...Ne4 9.Ne4 de4 10.Ne5 Qd5 11.Nc6 Qc6 12.0-0) 7...Ne8 (7...a6 8.Nc7 (8.Bc7 Qd7 9.Bb8 Rb8 10.Nd4 Ne4 11.Ngf3 Qd6 12.0-0) 8...Ra7 9.Nd5 Qd5 10.Bb8 Ra8 11.Bf4 Qg2 12.Bf3; 7...c5 8.Nf3 (8.Bc7 Qd7 9.Nf3 Nc6 10.Ne5 Qe6 11.f4 a6 12.Nc3) 8...Nc6 9.0-0 a6 10.Nc3 d4 11.Bf6 Bf6 12.Ne4; 7...Nc6 8.Bc7 (8.Nf3 Ne5 9.Ne5 Ne4 10.Bf3 c6 11.Nd4 c5 12.Nb3) 8...Qd7 9.Bg3 a6 10.Nc3 Ne4 11.Nf3 Bf6 12.0-0) 8.Nf3 (8.Bg3 a6 9.Nc3 Nc6 10.Nf3 Nf6 11.0-0 Bf5 12.Ne5) 8...c6 (8...Nc6 9.Bf4 a6 10.Nc3 b5 11.a3 Nf6 12.0-0) 9.Nbd4 (9.Nc3 Nd7= 10.Bf4 Nc5 11.0-0 Nd6 12.h3) 9...c5 10.Nb3 (10.Nb5 Nc6 11.Bg3 a6 12.Nc3) 10...Nd7 (10...Nc6 11.Bf4 Nc7 12.0-0) 11.Bb2 (11.Bf4 Nef6 12.0-0) 11...Bf6 (11...Nd6 12.0-0) 12.Bf6 Qf6 13.0-0 Nd6 14.a4 b6 15.a5 b5 (15...Bb7 16.d4=+) 16.c3 (16.d4 c4 17.Nc5 Re8=) 16...a6 (16...Ba6 17.Ne1=+) 17.d4= c4 18.Nc1 Ne4 (18...Ne4 19.Na2 Qd6=). Maly,Guenther (1740) – Nikel,Bogdan (2250), RSS7E pioneer–9, 2009.

6.Be2 d6 A) 7.Bg3 A1) 7...Bf5 8.Rb1 (8.Nf3 Nc6 9.Rb1 Rb8 10.Bd3 Qd7 11.0-0 h6 12.Qe2) 8...Nbd7 9.Nf3 Nc5 10.Nd4 Qd7 11.0-0 Bg6 12.d3; A2) 7...h6 8.Nf3 (8.Rb1 Nc6 9.Nf3 Nh5 10.Nd5 b6 11.Bb5 Bd7 12.0-0) 8...Nc6 9.Rb1 Rb8 10.0-0 Be6 11.Nd4 Nd4 12.ed4; A3) 7...Nc6 8.Nf3 (8.Qb1 d5 9.Nf3 Ne4 10.Qb3 Bb4 11.0-0 Be6 12.Nb5) 8...Nh5 9.Rb1 Rb8 10.Bc4 Bf6 11.Nd5 Bg4 12.0-0; B) 7.Bf6 Bf6 8.Nf3 (8.Rb1 Nc6 9.Nf3 Rb8 10.0-0 Be6 11.d4 d5 12.Qd2) 8...Nc6 9.0-0 Be6 10.Rb1 Rb8 11.d4 g6 12.Qd2; C) 7.Bd4 C1) 7...Re8 8.Nf3 (8.Bf6 Bf6 9.Nf3 Nc6 10.0-0 a6 11.Rb1 d5 12.d4) 8...c5 9.Bf6 Bf6 10.Rb1 d5 11.0-0 Nc6 12.Bd3; C2) 7...h6 8.Nf3 (8.Rb1 c5 9.Bf6 Bf6 10.Nd5 Nd7 11.Nh3 Nb6 12.Nhf4) 8...c5 9.Bf6 Bf6 10.Bc4 Nc6 11.Rb1 a6 12.0-0; C3) 7...c5 8.Bf6 Bf6 9.Nf3 Nc6 10.Rb1 d5 11.0-0 Re8 12.Bd3; D) 7.Bf4 D1) 7...Nbd7 8.h3 (8.Nf3 Nh5 9.Bg3 Nc5 10.Nd4 Ng3 11.hg3 Bf6 12.Bc4) 8...Nc5 9.Nf3 Ne6 10.Bg3 Nh5 11.Bh2 Bd7 12.0-0; D2) 7...Na6 8.h3 (8.Nf3 Nh5 9.0-0 Nc5 10.d4 Bf6 11.Qd2 Ne6 12.Rae1) 8...Nb4 9.Nf3 c5 10.0-0 Bf5 11.a3 Nbd5 12.Rb1; D3) 7...Nc6 8.Rb1 (8.Nh3 Bf5 9.Rb1 Rb8 10.Bd3 Qd7 11.Bf5 Qf5 12.Rb5) 8...b6 9.Bf3 d5 10.Nge2 Ba6 11.0-0 Qd7 12.d3.

6.Be2 Re8 7.Nf3 b6 8.0-0 Bb7 9.Rb1 d6 10.Bg3 Nh5 11.Nd4 Ng3 12.fg3 Bf6 13.Bf3 d5 14.Bh5 (14.Nce2 Qd7+=) 14...Nd7 (14...c5 15.Ndb5 a6-/+) 15.Bf7? (better is 15.Rb3!?+=) 15...Kf7-+ 16.Qh5 (16.Nd5 Kg8 17.Nf6 Nf6-+ (17...gf6?! 18.Qg4 Kh8 19.Nf5+=)) 16...Kg8 17.Nd5 c6 (17...Bd4!? 18.ed4 Ne5 19.Nc7 Qc7 20.de5 Re5 21.Qd1-+) 18.Nf6 Nf6 (18...gf6 19.Nf5 Nf8 20.Nh6 Kg7 21.Qf7 Kh6 22.Rf6 Ng6 23.Rb4 Qf6 24.Qf6+-) 19.Qe2?? (better is 19.Qg5-+) 19…Qd4! 0–1. Jahn,Di (1825) – Boewer,R (2245), ZMD Open, Dresden GER, 2009.

6.Qf3 (--> 1.b4 e5 2.Bb2 Bb4 3.Be5 Nf6 4.e3 0-0 5.Qf3 Be7 6.Nc3).

6.Nf3 c6 7.Rb1 d5 8.Bf6 Bf6+= 9.d4 c5 10.Be2 Nc6 11.0-0 Re8 12.Qd2 cd4 13.Nd4 Nd4 14.ed4 b6 15.Nd5 (15.Bb5 Re6=) 15...Qd5 16.Bf3 Qd6 (16...Re4 17.c4 Qc6 18.Be4 Qe4 19.Rfe1+=) 17.Ba8= Ba6 18.Bf3 Bf1 19.Rf1 Bd4 (19...Qd4 20.Qd4 Bd4 21.Rd1=) 20.c3 ½–½. Winiger,Albert (2340) – Friedrich,Fritz (2200), RSS7E pro–69, 2007.

6.Nf3 Nc6 7.Bf6 Bf6 8.d4 d5 9.Rb1 b6 10.Bd3= Ne7 11.e4 de4 12.Be4 Rb8 13.Qd3 h6 14.0-0 c5 15.Rbd1 cd4 16.Nd4 Bg4 17.f3 Bc8 18.Rfe1 Bd4 19.Qd4 Qd4 20.Rd4 Be6 21.Nb5 a5 22.c4+= Rbd8 23.Red1 Rd4 24.Rd4 Nf5 25.Bf5 Bf5 26.Kf2 Rb8 27.Ke3 Re8 28.Kd2 Bb1 29.Nc3 Bf5 30.Nd5 Re6 31.Kc3 Re2 32.Rd2 Rd2 33.Kd2 Kf8 34.Nb6 Ke7 35.Kc3 Kd6 36.Kd4+- Kc6 37.c5 f6 38.g4 Be6 39.a3 g5+/- 40.h3 f5 41.Nc4 a4 42.Nb6 f4+/- 43.Nc4 Bg8 44.Na5 Kb5 45.Nb7 Kc6 46.Nd6 Bd5 47.Nc4 Be6 48.Ne5+- Kb5 49.Ng6 Kc6? 50.h4 Kc7 51.Ne7?? Kd7 52.Ng6?? Kc6?? (52...Kc6 53.hg5 hg5 54.Ne7 Kc7 55.Nd5 Kc6+-; 52...Kc7 53.hg5 hg5+/-). Cassano,R (1795) – Celestini,M (1830), corr XXIVch–IT–1C, 1993.

6.Nf3 Nc6 7.Bg3 d5 8.Rb1 a6 9.Bd3 Nb4 10.0-0 b5 11.Be2 (11.Ne5 c5=) 11...c5 12.Ne5 Bb7 13.Bf3 (13.a3 Nc6 14.Re1 Ne5 15.Be5 d4 16.ed4 cd4-/+) 13...Ne4 14.a3 (14.Ne4 de4 15.Bg4 f5=+) 14...Nc6=+ (worse 14...Ng3 15.hg3 Qd6 A) 16.ab4?! cb4 (worse 16...Qe5 17.bc5 Qe6 18.d4+-) 17.Nd5 Bd5=+; B) 16.d4+-) 15.Ne4 Ne5 16.Be5 de4 17.Be2 Qd7 (17...Bd6 18.Bg3=+) 18.Bc3 (18.c4 b4=+) 18...Qe6 (18...Bd5 19.Qc1=+) 19.Qc1 (19.Qe1 f6=+) 19...Bd6 20.f4 ef3 21.Bf3 Bf3 22.Rf3 Rfb8 23.Qf1 b4 24.ab4 cb4 25.Bd4 a5 26.Qd3 a4 27.Rbf1 Rb7 28.Rf5 (28.Rh3 Qg6 29.Qe2 Rd8-/+ (worse 29...Qc2 30.Qf3 Rab8 31.Rh4=)) 28...a3 29.Bg7 Kg7 30.Qd4 f6 31.Rf6 Be5 32.Re6 Bd4 33.ed4 Rc8 34.Re3? (34.Re5 Rc2 35.Rg5 Kh6 36.Rff5-+) 34...h6-+ 35.Rg3 (35.Kf2 Rc2 36.Ke2 b3-+) 35...Kh7 36.d5? (better 36.Rb3 Rc2 37.Ra1 Rd2 38.h4-+) 36...Rc2 37.Rd3 (37.Rb3 Rd2 38.h4-+) 37...b3 38.d6 Rc8 39.d7 Rd8 (39...Rd8 40.Ra1 b2 41.Rda3 Rc7-+) 0–1. marekt – pgcbies, ChessWorld.net, 2015.

6.Nf3 Nc6 7.Bg3 d5 8.Rb1 Ne4 9.Bd3 Ng3 10.hg3 g6 11.0-0 Nb4 12.Be2 Rb8 13.d4 Bf5= 14.Qd2 a5 15.Rb2= b6 16.Ra1 Be6 17.Bb5 c6 18.Be2 c5 19.dc5 Bc5 20.Nd4 Qd6 21.Rab1+= Rfc8 22.Ne6 fe6 23.Nb5 Qe7 24.Nd4 Nc6 25.Bg4 Nd8 26.c3 Qd6 27.Re1 Rb7 28.e4 Bd4 29.cd4 de4 30.Re4 Rd7 31.Qe2 (31.Qe2 Rc6 32.Qe3=; 31.Rb5 Rc4 32.Qe3 Qc6 33.Re6 Qb5 34.Re8 Kf7+/-) 1–0. "lasker" (2200) – jaskier, internet, 2007.

6.Nf3 d6 7.Bf6 Bf6 8.d4 c5 9.Ne4 Be7 10.dc5 dc5 11.Qd8 Rd8 (worse is 11...Bd8 12.Nc5 Ba5 13.Nd2+/-) 12.Bd3 Nc6 13.0-0-0 Nb4 14.Bc4 Bf5 15.Neg5 Bg6 (worse is 15...Nc2 16.Rd8 Rd8 17.Bf7 Kf8 18.Be6+/-) 16.Rd8 Rd8 17.a3 Nd5 18.Rd1 Nc3 19.Rd8 Bd8 20.Bd3 b5 21.Bg6 hg6 22.h4 Bf6 23.Nd2 a5 24.Nge4 (24.Nb1!? Na4 25.g3+=) 24...Ne4-/+ 25.Ne4 Bh4 26.g3 Be7 27.Nc3 b4 28.Nd5 Kf8 29.Kb2 c4 30.ab4 Bb4 31.f3 Be1 32.g4 f5 ½–½. Johansson,Mats (2285) – Pott,Brian (1870), IECG, 2006.

6.Nf3 d6 7.Bg3 c6 8.h3 b5 9.a3 Na6 10.Be2 Nc5 11.0-0 Qc7 (11...Nfe4 12.Ne4 Ne4 13.Bf4+=) 12.Nd4= Bd7 13.Bf3 Rfe8 14.d3 Qa5 15.Qd2 Na4 16.Nde2 Nc3 17.Nc3 Rad8 18.Rfd1 Qa6 19.Rdb1 d5 Attacks the isolani on a3 20.Bc7 Rc8 21.Be5 Be6 (21...Qa5 22.e4=) 22.Ne2 (22.a4 b4 23.Bf6 Bf6 (worse is 23...gf6 24.Ne2+=) 24.Rb4 Qa5-/+) 22...Nd7 (22...Ba3 23.Bf6 gf6 24.c3+-) 23.Bc3 Nb6 (23...Ba3? 24.Qd1 Qa4 25.Rb3+-) 24.Nf4 Bd7 (24...Ba3 25.Ne6 fe6 26.Rb3+-) 25.Nh5 f6 26.e4 Na4 27.Ng7?? Nc3-+ 28.Nh5 Rf8?? 29.Qc3+/- Kh8 30.e5 Qb6 31.ef6 Bc5 32.Qd2 Bd4 33.a4 Ba1+= 34.Ra1 ba4 35.Ra4 Rf7 36.g4 d4 37.Qh6 c5 38.Ra7!+/- Qa7 39.Qg7! Rg7 40.fg7 Kg8 41.Bd5 Be6 42.Be6 Qf7 43.Bc8 h6 44.Ba6 (44.Ba6 Qh5 45.gh5 Kg7 46.f4+-) 1–0. Woelfelschneider,Peter – Herbst, 2009.

6.Bg3 Nc6 7.Nf3 d5 8.Be2 Ne4 9.Ne4 de4 10.Ne5 Bf6 (10...Ne5!? 11.Be5 c6=+) 11.Nc6= bc6 12.c3 c5 13.0-0 Be6 14.a4 (14.Qc2 Bf5+=) 14...c4 15.Rb1 Qd5 16.Bc7 Rac8 17.Bg3 Rfd8 18.Rb2 g6 (18...Qc6!? 19.Qc2 Rd7+=) 19.f3+/- Qc5 20.Qc1 (worse 20.fe4 Bc3 21.Rb5 Qc6-/+) 20...ef3 21.Bf3 Bg7 (21...Qe7 22.Rf2+/-) 22.Qa1 (better 22.Bb7+-) 22...Bd5 23.Be2 Be4 24.Rb4?? (better 24.Rf2+/-) 24...Qb4!! 25.cb4 Ba1 26.Ra1 Rd2 27.Rc1 (27.Bf1-+) 27...Re2 28.Be5 (28.Kf1 Rg2 29.Be5 f6-+) 28...Bd3 (better 28...f6 29.Bd4 Rg2 30.Kf1 Rh2 31.Rc3-+) 29.Bd4 Be4 30.g3?? (30.Be5 f6 31.Bd4 Rg2 32.Kf1 Rh2 33.Rc3-+) 30...Rg2-+ 31.Kf1 Rh2 32.Rc3 h5 (32...a6 33.Ke1-+) 33.Kg1 (33.Ba7 Ra8 34.Rc4 Bd3 35.Kg1 Bc4 36.Kh2 Ra7-+) 33...Rg2 34.Kf1 Rd8 (34...a6 35.Bc5 Rd8 36.Bd4-+) 35.b5 (35.Rc4 Ra2 36.Rc7 Ra4-+) 35...Rd5 (better 35...Ra2 36.Ke1 Ra4 37.Rc1-+) 36.Ke1 (36.Rc4 Rd8 37.Ke1 Rg3-+) 36...Rf5 (better 36...Bd3 37.Rd3 cd3 38.Bc3 Rf5 39.Kd1 Rf1 40.Be1 Re2 41.b6 Rfe1) 37.Rc4 Rff2 (better 37...Kh7 38.Rc8 f6-+) 38.Rc8 Kh7 39.Rh8 1-0. BeepBeepImAJeep (2525) - Ucitel (2605), lichess.org, 2018.

6.Bg3 d5 7.Nf3 c5 8.Be2 Nc6 9.0-0 d4 10.Nb1 (10.ed4 cd4 11.Na4 Nh5=+) 10...Bf5 11.Bb5 Rc8 12.Na3 Nb4 13.d3 (13.c3 Nd3=+) 13...Bg4 (13...Qa5 14.Qc1-/+) 14.e4 (14.h3!? Bh5 15.Bc4=+) 14...a6-/+ 15.Bc4 b5 16.Bb3 Nc6 (16...Qa5 17.Qc1-/+) 17.h3 Bh5 (17...Bf3 18.Qf3 c4 19.Nc4 bc4 20.Bc4-/+) 18.Bh2 (18.Nb1 c4 19.dc4 Ne4 20.cb5 ab5-/+) 18...Nd7 (18...c4!? 19.Nc4 bc4 20.Bc4 Qa5-+) 19.g4 Bg6 20.Bd5 Nb4 (better 20...Re8-/+) 21.Nb1? (better 21.Bb7 Rb8 22.Bb8 Qb8 23.Bd5=+) 21...Nd5-+ 22.ed5 Nb6 23.Nbd2 (23.Re1 Nd5 24.a4 Re8-+) 23...Nd5 24.Ne5 Nc3 25.Qe1 Bd6 26.f4 f6 (26...Be5!? 27.fe5 Qd5 28.Nf3-+) 27.Ng6 hg6 28.f5 (28.Qe6 Kh7 29.Ne4 Ne4 30.de4-+) 28...Re8 29.Qh4?? (29.Ne4 Bh2 30.Kh2 gf5 31.gf5 Qc7 32.Kg1 Ne4 33.de4-+) 29...Bh2 (better 29...g5 30.Qf2 Re2-+) 30.Kh2 Qd6 (better 30...g5 31.Qg3 Ne2-+) 31.Kg1 (31.Kg2 Qd5 32.Nf3 Re2 33.Rf2 Rce8 34.fg6 Rf2 35.Qf2 A) 35...Na2?! 36.c4 dc3 37.Ra2= (worse 37.Qa2 Qa2 38.Ra2 b4-/+); B) 35...Re2-+) 31...Ne2 (better 31...Re2 32.Nf3 g5-+) 32.Kg2 Nf4 (better 32...g5 33.Qf2 Nf4 34.Kh1 Re3-+ (worse 34...Nh3 35.Qg2 Nf4 36.Ne4-+)) 33.Kf3 (33.Kh1-+) 33...Re3 34.Kf2 Re2 (better 34...Nh3 35.Qh3 Rh3 36.Ke2 Rh2 37.Kd1-+) 35.Kf3 g5 (better 35...Rd2 36.Qe1 Qc6 37.Qe4 Re8-+) 36.Qg3 (36.Qe1 Re1 37.Rae1 Nh3 38.Kg2 Nf4 39.Kh1 Qd5 40.Ne4 Qa2 41.Rf2-+) 36...Re3 37.Kf2 Rg3 (37...Nd3 38.Kg2 Qg3 39.Kh1 Qh3 40.Kg1 Rg3) 38.Kg3-+ Ne2 (38...Nh5 39.Kf2 Re8 40.Ne4 Qh2 41.Ke1 Ng3 42.Kd1 Re4 43.a3 Nf1 44.Kc1 Qd2 45.Kb2 Qc3 46.Kb1 Re1 47.Ka2 Ra1) 39.Kf3 Re8 40.Ne4 Re4! 41.de4 (41.de4 Qf4 Deflection (41...Qf4 Decoy); 41.Ke4 Qc6 Mate attack) 41...Nc3 (better 41...d3!? 42.Ke3 Nd4 43.Rac1-+) 42.Kg2 Qe5 43.Rae1 Ne4 44.Rf3 1-0. BeepBeepImAJeep (2750) - cianmcgov (2485), lichess.org, 2020.

6.Bg3 d5 7.Nf3 c6 8.Be2 Nh5 9.0-0 Ng3 10.hg3 Nd7 11.Nb1 Nf6 12.d4 Be6 13.Nbd2 b6 14.c4 Rc8 15.cd5 Nd5 16.Rc1 c5 17.dc5 Bc5 18.Nb3 Be7 (18...Ne3 19.Qd8 Rfd8 20.Rc5 Nf1 21.Rc8 Rc8 22.Kf1-/+) 19.Nfd4 Nc3 20.Qd2 Ne2 21.Qe2 Bd5 22.Nf5 Bf6 23.Rcd1 Bc4 (23...Re8 24.Qb5 Re5 25.g4=) 24.Qg4 (24.Nh6 Kh8 25.Nf7 Kg8 26.Qc4 (worse 26.Nd8 Be2 27.Ne6 Rfe8-/+; 26.Rd8?! Be2 27.Rc8 Rc8+=) 26...Rc4 27.Nd8 (worse 27.Rd8 Bd8 28.Nd8 Rd8-+) 27...Rd8 28.Rd8 Bd8 29.Rd1+/-) 24...Qc7 25.Rc1 b5 26.Nbd4 Qb6 (26...a6 27.a4 g6 28.ab5=+) 27.Rfd1 (27.Nh6 Kh8 28.Nf7 Kg8 29.Nh6 Kh8 30.Nf7 Kg8 31.Nh6 Kh8 32.Nf7=) 27...g6 (27...Rfe8!?=+) 28.Nh6+= Kg7 (better 28...Kh8 29.Nf7 Kg8 30.Nh6 Kh8=) 29.Qf4 (29.Ndf5 Kh8 30.Nd6 Rcd8 31.Nc4 bc4 32.Rd8 Qd8 33.Qc4 Qd2+/-) 29...Qc7 (better 29...Qb8 30.Qf3 Bd4 31.Rd4 Ba2 (31...Kh6?? 32.Qf6 Qg3 33.fg3 Be2 34.Rh4 Bh5 35.Rh5 Kh5 36.Qh4) 32.Rc8 Qc8-/+ (32...Rc8?! 33.Ng4 h5 34.Qf6 Kh7 35.Ne5=)) 30.Ng4?? (better 30.Qc7 Rc7 31.Nb5 Bb5 32.Rc7 Kh6 33.Ra7+=) 30...Qf4-+ 31.gf4 Be7 (better 31...Bd4!? 32.ed4 Be2-+) 32.Rc2 Rfd8 33.Rdc1 h5 34.Ne5 Bf6?? (better 34...Ba3!? 35.Rb1 a6=) 35.Nc4 (better 35.Nb5!? Be6 36.Rc8 Bc8 37.Nf7 Kf7 38.Rc8 Rc8 39.Nd6 Ke6 40.Nc8+-) 35...bc4+/- 36.Rc4 Rc4 37.Rc4 Bd4 38.ed4 Rd6 (38...Kf6 39.Ra4+/-) 39.Ra4 a6 40.g3 Kf6 41.Kg2 Ke6 42.Kf3 Kd5 43.Ke3 Re6 44.Kd3 Rb6 45.Ra5 Kd6 46.a4 Rb3 47.Ke4?? (47.Kc4 Rb6+/-) 47...Rb6 (better 47...f5 48.Rf5 gf5 49.Kf5 Rb4-+) 48.f3 (48.f5 Kd7+-) 48...Ke6 (48...f6 49.Kd3+/-) 49.g4 (49.f5 Kd7+-) 49...hg4 (49...h4!? 50.f5 Kd7 51.Rd5 Ke7+/-) 50.fg4+- Kd6 51.g5 Ke6 52.Re5 Kd6 53.Rd5 Ke6 54.Rc5 Kd6 55.a5 Rb4 56.Rd5 Ke6 57.Re5 Kd6 58.Rd5 (better 58.f5+-) 58...Ke6= 59.Rc5 (59.Rc5 Kd6 60.f5+-) 1-0. BeepBeepImAJeep (2750) - SmoothAsAHedgehog (2675), lichess.org, 2020.

6.Nf3 d5

7.Bb5 A) 7...Nbd7 A1) 8.Bf4 c6 (8...Nc5 9.0-0 c6 10.Be2 Re8 11.Nd4 Bd6 12.Bd6 Qd6) 9.Bd3 Nc5 10.0-0 Nh5 11.Re1 Re8 12.Rb1 Bf6; A2) 8.0-0 Ne5 (8...c6 9.Bf6 Bf6 10.Bd3 Nc5 11.Rb1 b5 12.Nd4 Qd6) 9.Ne5 a6 10.Bd3 Bd6 11.Nf3 b5 12.a3 Qe7; A3) 8.Bg3 Nc5 (8...a6 9.Be2 Nc5 10.0-0 Nfe4 11.Rb1 b5 12.Nd4 Ng3) 9.0-0 c6 10.Be2 Nfe4 11.Nd4 Nc3 12.dc3 Ne4; B) 7...Nc6 B1) 8.Bf4 Nh5 (8...d4 9.ed4 Nd4 10.Nd4 Qd4 11.Be3 Qd6 12.h3 Nd5) 9.0-0 Nf4 10.ef4 d4 11.Ne4 Qd5 12.Qe2 Bg4; B2) 8.0-0 Ne5 (8...Rb8 9.Bc6 bc6 10.Qe2 Bg4 11.h3 Bf3 12.Qf3 Bd6) 9.Ne5 a6 10.Bd3 Bd6 11.f4 Qe7 12.Rb1 Be5; B3) 8.Bc6 bc6 9.0-0 Ng4 10.Qe2 Ne5 11.Ne5 Qd6 12.f4 Rb8; C) 7...c6 C1) 8.Be2 Nbd7 (8...Qa5 9.0-0 Nbd7 10.Bf4 Ne4 11.Ne4 de4 12.Nd4 Nf6) 9.Bg3 Nc5 10.0-0 Nfe4 11.Ne4 Ne4 12.Be5 f6; C2) 8.Bf1 Nbd7 (8...Bg4 9.h3 Bf3 10.Qf3 Nbd7 11.Bf4 b5 12.a3 Qa5) 9.Bg3 Nc5 10.Be2 Nfe4 11.0-0 Nc3 12.dc3 Ne4; C3) 8.Bd3 Nbd7 (8...Na6 9.0-0 Nc5 10.h3 Nfe4 11.Be4 Ne4 12.d3 Nc5) 9.Bg3 Nc5 10.0-0 b5 11.Nd4 Bd7 12.a3 Nd3; D) 7...a6 D1) 8.Bd3 Nc6 (8...Nbd7 9.Bf6 Nf6 10.0-0 c5 11.Ne5 Bd6 12.f4 Qc7) 9.0-0 Ne5 10.Ne5 Bd6 11.f4 Qe7 12.Qb1 Be5; D2) 8.Ba4 b5 (8...Nbd7 9.Bd7 Nd7 10.Bf4 Nc5 11.0-0 Bg4 12.h3 Bh5) 9.Bb3 Nbd7 10.Bf4 Bb7 11.0-0 b4 12.Na4 c5; D3) 8.Be2 Nc6 (8...Re8 9.0-0 Nc6 10.Bg3 b5 11.a3 Bd6 12.Bh4 Be6) 9.0-0 Ne5 10.Ne5 d4 11.Na4 Be6 12.Nb2 Ne4.

7.Nb5 Na6 A) 8.Be2 Ne4 (8...c6 9.Nc3 Ne4 10.d3 Qa5 11.de4 de4 12.Bd4 ef3) 9.0-0 f6 10.Bf4 c6 11.Nc3 Nac5 12.Ne4 Ne4; B) 8.h3 Ne4 (8...c6 9.Nc3 Nc5 10.Be2 Bd6 11.0-0 Re8 12.Bd6 Qd6) 9.d3 Nd6 10.Nd6 Bd6 11.Bd6 Qd6 12.d4 f6; C) 8.Bd3 Ne4 (8...c6 9.Nbd4 Nc5 10.0-0 Nfe4 11.Be2 f6 12.Bf4 Bd6) 9.0-0 f6 10.Bf4 c6 11.Nbd4 Nac5 12.Be2 Bd6.

7.Nb5 Nc6 A) 8.Bf4 Bf5 (8...Bd6 9.Nd6 cd6 10.Bd3 Ne4 11.Qb1 Nc5 12.c3 h6) 9.Be2 Ne4 10.0-0 Qd7 11.d3 Nd6 12.Nbd4 Bf6; B) 8.Bg3 Bf5 (8...Bd6 9.Bd3 Bg3 10.hg3 Bg4 11.Rb1 g6 12.Nc3 b6) 9.Rb1 Ne4 10.Bc7 Qd7 11.Bd3 Rfc8 12.Bf4 g5; C) 8.Bc7 Qd7 (8...Qe8 9.Bf4 Qd8 10.Bd3 Ne4 11.0-0 Be6 12.Nfd4 Rc8) 9.Bf4 Ne4 10.Bd3 Qg4 11.0-0 Bf5 12.Nfd4 Qd1.

7.Nb5 Bd6 A) 8.Nd6 cd6 9.Bf4 Nh5 10.Bg5 f6 11.Bh4 Nc6 12.Bd3 Bd7; B) 8.Bf6 Qf6 (8...gf6 9.Bd3 Nc6 10.Nfd4 Ne5 11.0-0 Bb4 12.a3 Ba5) 9.Nd6 cd6 10.Bd3 Nc6 11.Rb1 b6 12.0-0 Bd7; C) 8.Bd6 cd6 9.Bd3 Nc6 10.0-0 Ne4 11.Nfd4 Be6 12.Rb1 Qd7.

7.Bd3 A) 7...Nc6 A1) 8.Bf4 Nh5 (8...Nb4 9.0-0 Nh5 10.Re1 Re8 11.Bb5 c6 12.Ba4 Bf6) 9.0-0 Nf4 10.ef4 d4 11.Ne4 Qd5 12.Qe2 Bf5; A2) 8.0-0 Ne5 (8...Re8 9.Bg3 Nh5 10.Rb1 Ng3 11.hg3 Rb8 12.Rb5 Be6) 9.Ne5 Bd6 10.Nf3 c6 11.h3 Bd7 12.Nd4 Qe7; A3) 8.Bg3 Be6 (8...Nb4 9.0-0 c5 10.Rb1 Be6 11.Re1 Qa5 12.Ne5 d4) 9.0-0 Nh5 10.Ng5 Ng3 11.Ne6 fe6 12.hg3 Nb4; B) 7...c5 B1) 8.Rb1 Nc6 (8...c4 9.Be2 Nc6 10.Bd4 Nd4 11.Nd4 Bc5 12.0-0 Re8) 9.0-0 Ne5 10.Ne5 Bd6 11.f4 Re8 12.Qe1 c4; B2) 8.Qb1 Nc6 (8...c4 9.Be2 Nc6 10.0-0 Ne5 11.Ne5 Re8 12.f4 Bd6) 9.0-0 c4 10.Be2 Ne5 11.Ne5 Bd6 12.f4 Re8; B3) 8.0-0 Nc6 (8...c4 9.Be2 Nc6 10.Bf4 Nh5 11.Be5 f6 12.Bd4 Be6) 9.Bg3 c4 10.Be2 Ne4 11.Ne4 de4 12.Ne5 Ne5; C) 7...Nfd7 C1) 8.Bf4 Nc5 (8...Nf6 9.0-0 Na6 10.Ba6 ba6 11.Rb1 Ne4 12.h3 Bf6) 9.0-0 Nd3 10.cd3 Na6 11.Qb3 c6 12.Nd4 Nc5; C2) 8.Bg3 Nc5 (8...Nf6 9.0-0 Na6 10.Rb1 Nb4 11.Nb5 Ne8 12.Qe2 c6) 9.0-0 Nd3 10.cd3 Na6 11.Qe2 Nc5 12.Nd4 c6; C3) 8.0-0 Ne5 (8...Nc6 9.Bg3 Nc5 10.Nb5 Bd6 11.Bd6 cd6 12.h3 Qe7) 9.Ne5 Bf6 10.f4 Nc6 11.Qf3 Be6 12.Rab1 Qd6; D) 7...Nbd7 D1) 8.Bf4 Nc5 (8...a6 9.0-0 Nc5 10.Qe2 Bg4 11.h3 Bh5 12.g4 Bg6) 9.0-0 Nh5 10.Re1 Re8 11.Rb1 Bf6 12.Nb5 Nf4; D2) 8.0-0 Ne5 (8...a6 9.Bg3 Nc5 10.Ne5 Nfe4 11.Ne4 de4 12.Bc4 b5) 9.Ne5 Bd6 10.Nf3 c6 11.h3 Bd7 12.Nd4 g6; D3) 8.Bf6 Bf6 (8...Nf6 9.0-0 c5 10.h3 Qc7 11.Nb5 Qa5 12.c4 dc4) 9.0-0 Nc5 10.Rb1 Re8 11.h3 g6 12.Re1 a6.

7.Be2 A) 7...a6 A1) 8.Bg3 Ne4 (8...Nc6 9.0-0 Bf5 10.Ne5 Ne5 11.Be5 b5 12.a3 Qd7) 9.Bd3 Nc5 10.0-0 Nc6 11.Be2 Be6 12.d4 Ne4; A2) 8.Qb1 Nc6 (8...Nbd7 9.Bf4 Nc5 10.0-0 Bd6 11.Bg5 Nce4 12.Bf6 Nf6) 9.Bf4 b5 10.0-0 b4 11.Na4 Bd7 12.h3 Qc8; A3) 8.0-0 Nc6 (8...Nbd7 9.d4 b5 10.a3 Bb7 11.Qd3 Ne4 12.h3 f6) 9.Bf4 Nh5 10.Be5 f6 11.Bd4 Be6 12.Qb1 Qd7; B) 7...Nbd7 B1) 8.Bg3 Nc5 (8...c6 9.0-0 Nh5 10.Bd3 Ng3 11.hg3 Nc5 12.Nd4 Nd3) 9.0-0 Nfe4 10.Nd4 Ng3 11.fg3 Bf6 12.Bg4 Ne4; B2) 8.0-0 Ne5 (8...c6 9.Bf4 Nh5 10.Bg3 Ng3 11.fg3 b5 12.a3 Qc7) 9.Ne5 Bd6 10.d4 Re8 11.f4 c6 12.Qd3 Bb4; B3) 8.Bf4 Nc5 (8...Bd6 9.Bd6 cd6 10.0-0 Nc5 11.Nd4 Be6 12.f4 Qe7) 9.0-0 Bd6 10.Ne5 Qe7 11.d4 Bf5 12.Rb1 c6; C) 7...c5 C1) 8.0-0 Nc6 (8...h6 9.Qb1 Nc6 10.Qb3 Ne5 11.Ne5 Bd6 12.f4 Re8) 9.Qc1 Ne5 10.Ne5 Bd6 11.f4 Re8 12.d4 cd4; C2) 8.Bb5 a6 (8...Nc6 9.Bc6 bc6 10.0-0 Bf5 11.Rb1 Bd6 12.Bd6 Qd6) 9.Be2 Nc6 10.0-0 Bg4 11.Qe1 d4 12.Bf6 Bf6; C3) 8.Rb1 Nc6 (8...h6 9.Bb5 Nc6 10.Bc6 bc6 11.0-0 Bf5 12.Nh4 Be6) 9.0-0 Ne5 10.Ne5 d4 11.Nb5 a6 12.Na3 de3; D) 7...Nc6 D1) 8.Rb1 Ne5 (8...Re8 9.Bg3 Nh5 10.0-0 Ng3 11.hg3 a6 12.d4 Qd6) 9.Ne5 Bd6 10.Nd3 c6 11.0-0 Qe7 12.a4 a6; D2) 8.Bg3 Ne4 (8...Nh5 9.0-0 Ng3 10.hg3 Be6 11.Rb1 Rb8 12.Nb5 Qd7) 9.Ne4 de4 10.Ne5 Qd5 11.Nc6 Qc6 12.0-0 Be6; D3) 8.0-0 Ne5 (8...Bg4 9.d4 Ne4 10.Ne4 de4 11.Nd2 Be2 12.Qe2 Ne5) 9.Ne5 Bd6 10.f4 Qe7 11.d4 Bb4 12.Qd3 g6.

7.Bg3 A) 7...Ne4 A1) 8.Rb1 f5 (8...Nc6 9.Bd3 Ng3 10.hg3 g6 11.0-0 Rb8 12.Re1 Be6) 9.Bd3 Nc6 10.0-0 Rf6 11.Qe2 Nb4 12.Nb5 Ng3; A2) 8.Ne4 de4 9.Ne5 Nc6 10.Nc6 bc6 11.Rb1 Be6 12.Rb7 Bd6; A3) 8.Bd3 f5 (8...Nc3 9.dc3 Nd7 10.0-0 Nc5 11.Rb1 c6 12.Nd4 Qa5) 9.Rb1 Nc6 10.0-0 Ng3 11.hg3 b6 12.Qe2 Be6; B) 7...h6 B1) 8.Rb1 Nc6 (8...Nh5 9.Bd3 Nc6 10.0-0 Ng3 11.hg3 b6 12.e4 d4) 9.Nb5 Bd6 10.Nd6 cd6 11.Bd3 Ne4 12.Rb5 Nc5; B2) 8.h3 Ne4 (8...Nc6 9.Nb5 Bd6 10.Bd6 cd6 11.Bd3 Ne4 12.0-0 Be6) 9.Ne4 de4 10.Ne5 Nc6 11.Bc4 Ne5 12.Be5 Bf6; B3) 8.Bd3 Na6 (8...Nc6 9.Nb5 Bd6 10.Bd6 cd6 11.0-0 Qe7 12.Nfd4 Bd7) 9.0-0 Nc5 10.Nb5 Bd6 11.Nd6 cd6 12.Nd4 Bd7; C) 7...c5 C1) 8.Rb1 Nc6 (8...d4 9.Nb5 Nc6 10.Nc7 Rb8 11.Na6 Ra8 12.Nc7 Rb8) 9.Bd3 d4 10.ed4 cd4 11.Ne2 Nh5 12.0-0 Ng3; C2) 8.Nb5 Na6 (8...Nc6 9.Nc7 Rb8 10.Nb5 Ra8 11.Nc7 Rb8 12.Nb5 Ra8) 9.Ne5 Ne4 10.Bd3 f6 11.Be4 de4 12.Nc4 Be6; C3) 8.Bd3 Na6 (8...Nc6 9.0-0 Nb4 10.Rb1 Be6 11.Re1 h6 12.Ne5 c4) 9.a3 c4 10.Be2 Nc5 11.0-0 Nfe4 12.Bf4 Be6; D) 7...Nc6 D1) 8.Bd3 Nb4 (8...Be6 9.0-0 Nh5 10.Ng5 Ng3 11.Ne6 fe6 12.hg3 Nb4) 9.0-0 c5 10.Rb1 Be6 11.a3 Nd3 12.cd3 b6; D2) 8.Rb1 Nh5 (8...Ne4 9.Bd3 Nc5 10.0-0 Be6 11.Nb5 Rc8 12.Nbd4 Nd4) 9.Bd3 h6 10.0-0 Ng3 11.hg3 b6 12.e4 d4; D3) 8.Nb5 Bd6 (8...Bf5 9.Rb1 Ne4 10.Bc7 Qd7 11.Bd3 a6 12.Nbd4 Nd4) 9.Bd6 cd6 10.Bd3 Bg4 11.h3 Bh5 12.0-0 a6.

7.Nb5 Ne8

8.Bb2 a6 (8...Nc6 9.Bd3 Nd6 10.Nd6 Bd6 11.0-0 Nb4 12.Qe2 Qe7) 9.Nbd4 c5 10.Ne2 Nc6 11.Nf4 Nf6 12.Be2 Bf5.

8.Bc3 Nc6 (8...Nf6 9.Be5 Ne8 10.Bd3 Nc6 11.0-0 Ne5 12.Ne5 Nd6) 9.Bd3 Nf6 10.0-0 Ne4 11.Nfd4 Nc3 12.Nc3 Nd4.

8.c4 Nc6 9.Bf4 a6 10.cd5 ab5 11.dc6 bc6 12.Ne5 Qd5.

8.c4 Nd7 9.Bg3 c6 10.Nbd4 Nb6 11.cd5 c5 12.Nb5 Nd5.

8.Bd3 Nd7= (8...Nc6 9.0-0 Ne5 10.Ne5 c6 11.Nc3 Nd6 12.f4 g6) 9.Bd4 Nc5 10.Qe2 c6 11.Bc5 Bc5 12.Nc3 Nf6.

8.c4 c6

9.Nc3 Nd7 10.cd5 Ne5 11.Ne5 cd5 12.Qb3 Be6.

9.Nc3 Nd7 10.Bg3 Nb6 11.cd5 Nd5 12.Be2 Nef6.

9.Nc3 Nd7 10.Bg3 dc4 11.Bc4 Nd6 12.Be2 Nc5 (12...Qa5=) 13.0-0 Nf5 (13...Nde4 14.Ne4 Ne4 15.Be5=) 14.d4 Ng3 15.hg3 Nd7 16.Qc2 Nf6 17.Rab1 Rb8 18.Bd3 Qa5 19.Ne2 Rd8 20.Ne5 Bd6 21.Nc4 Qg5 22.Nd6 Rd6 23.Qa4 Ra8 24.Nf4 Qh6 25.Be2 Bg4 26.f3 Bc8 27.Qa3 Nd5 28.Bd3 b6 29.Rfe1 (29.Be4 Bb7+-) 29...Qf6 (29...Bd7 30.Be4+=) 30.Nd5 ½–½. Woelfelschneider,Peter – Leistner, 2009.

9.Nc3 Nd7 10.Bg3 dc4 11.Bc4 Nef6 12.0-0=.

9.Nc3 Nd7 10.Bg3 Ndf6 11.Qc2 (11.cd5 Nd5 12.Bc4 Ndf6=) 11...Nd6 (11...dc4 12.Bc4 Nd6 13.Be2=) 12.cd5 cd5 13.Be2 (13.Bd3 Bg4=) 13...Bf5 (13...Nde4 14.Be5=) 14.Qb3 Exerts pressure on the isolated pawn 14...Nde4 (14...Be6 15.Nd4=) 15.0-0 (15.Qb7 Ng3 16.hg3 Bc5+=) 15...Bg4 (15...b6 16.Ne4 Ne4 17.Be5=) 16.Rfd1 (16.Qb7 Re8+=) 16...b6 (16...Ng3 17.fg3 b6 18.Rac1=+) 17.Nb5 (17.Be5 Nc5 18.Qc2 Re8=) 17...Nc5 (17...Ng3 18.fg3 Bc5 19.Rac1=+) 18.Qb2= Nfe4 (18...Ne6 19.d3=) 19.Be5 f6 20.Bd4 Qd7 21.d3 Na4 22.Qc2 Nec5 (22...Ng3 23.hg3 Qb5 24.Qc7=) 23.Nc3 Nc3 24.Bc3 Rac8 25.Nd4 f5 26.Bg4 fg4 27.Qe2 Na4 28.Bb2 Bh4 (28...Bd6 29.Rac1=+) 29.g3 (better 29.Rf1!?=) 29...Bf6 30.Rac1 Nb2 31.Qb2 Rc5 32.Qb4 (32.Rc5 bc5 33.Qb5 Qf7=+) 32...Bd4 (32...Rfc8 33.Rc5 bc5 34.Qb5 Qb5 35.Nb5-/+) 33.Qd4=+ Qf5 (33...Rfc8 34.Rc5 bc5 35.Qe5=+) 34.e4= Qf3 35.Re1 de4 36.de4 Rc1 (36...Qf6 37.e5 Rc1 38.Rc1= (worse 38.ef6 Re1 39.Kg2 Rf6=+)) 37.Rc1 Qf7 38.a4 (38.Qd5 h6=) 38...h5 39.e5 (39.a5 ba5 40.Rc5 Re8=) 39...Re8 40.Re1 Qe6 41.Re4 Re7 42.Re1 (42.Qd2 Rd7 43.Rd4 Rd4 44.Qd4 Qc6=) 42...Kh7 (42...Rd7 43.Qe4=) 43.Qe4 g6 44.Qd4 (44.f4 gf3 45.Qf3 Rf7=) 44...Qc6 45.Qf4 (45.Qb4 Qe8 46.Qb5 Qb5 47.ab5 g5=+) 45...Qd5 46.e6 Kg7 47.Qe3 g5 48.Qc3 Kg6 49.Qh8 (49.Re5 Qd1 50.Kg2 h4 51.gh4 gh4+-) 49...Re6 50.Qg8 Kf6 51.Qf8 Kg6 52.Qg8 Kf6 53.Qf8 ½–½. Buckley,Graeme N (2340) – Hebden,Mark L (2490), London Classic Superrapid, 2016.

5.e3 c5

6.Bb5 a6 (6...0-0 7.Nf3 a6 8.Bd3 Nc6 9.Bg3 d5 10.0-0 b5=+) 7.Be2 Nc6 8.Nf3 Ne5 9.Ne5 d5 10.0-0 0-0=+.

6.Bc4 d6 7.Bf6 (7.Bb5 Nbd7 8.Bg3 a6=+) 7...Bf6 8.Nge2 (8.Rb1 Bc3 9.dc3 0-0=) 8...0-0 9.d4 (9.Rb1 Nd7=+) 9...cd4=+ 10.ed4 Nd7 11.0-0 Nb6 12.Bd5 Nd5 13.Nd5 Be6 14.Nec3 (14.Nef4 Bg5=) 14...Rc8 (14...Re8 15.Re1=) 15.Qd3 (15.Rb1 b6=) 15...Re8 (15...Bh4 16.Rfb1 Qd7 17.Ne3=+) 16.Rab1 b6 17.Rfe1 Bh4 18.g3 (18.Re2 Qg5 19.Rbe1 Qh5=) 18...Be7 19.f4 (19.Re2 Qd7=) 19...Bf8 (19...g6 20.Ne7 Re7 21.d5=+) 20.f5 Bd7 21.f6 Be6 (worse 21...gf6 22.Re8 Be8 23.Qf5+-) 22.Rf1 (22.Re2 Qd7=) 22...Qd7 23.fg7 Bg7 (23...Kg7?? 24.Nf6 Bf5 25.Rf5 (25.Nd7?! Bd3 26.cd3 Rc3=; worse 25.Qf5 Qf5 26.Rf5 Kg6+-; 25.Ne8 Re8 26.Rf5 Kg8+-) 25...Rc3 26.Ne8 Kh8 27.Nf6 Rd3 28.Nd7+-) 24.Nf6 Bf6 25.Rf6 Qc6 ½–½. JF_ – marekt, ChessWorld.net, 2004.

6.d4 cd4 (6...Nc6 7.Bb5 (7.Nf3 Qa5 8.Qd2 cd4 9.Nb5 Bb4 10.c3 dc3-+) 7...0-0 8.Nge2 Ne5 9.de5 Ng4 10.Nd5 Ne5=+; 6...d6 7.Bf4 (7.Bf6 Bf6 8.Bb5 Nc6 9.Nge2 cd4 10.Nd4 0-0=+; 7.Bg3 Qa5 8.Qd2 cd4 9.ed4 0-0 10.d5 Nh5=+; 7.Bb5 Nc6 8.Bf6 Bf6 9.Nge2 cd4 10.Nd4 0-0=+) 7...cd4 8.Qd4 Nc6 9.Qd2 0-0 10.Rd1 Be6=) 7.Bd4 d5 (7...Nc6 8.Rb1 (8.Nf3= Qa5 9.Qd3 Nd4 10.Nd4 Bb4-/+) 8...Nd4 9.Qd4 b6 10.Bd3 Bb7=) 8.Bb5 (8.Rb1 Nc6 (8...Nbd7= 9.Nf3 a6 10.Bd3 Qa5+=) 9.Bf6 Bf6 10.Nd5 0-0+=) 8...Nc6= 9.Nf3 0-0 (9...a6 10.Bc6 bc6=) 10.0-0 Qa5 (10...Bg4=) 11.Rb1 a6 12.Bc6 bc6 13.Rb6 Bb4 (better 13...Ne4!? 14.Ne4 de4=) 14.Rc6+= Bd7 (14...Bb7 15.Bb6 Qa3=) 15.Rf6 (15.Ne5 Be6+-) 15...gf6 16.Bb6 Qb6 Deflection from d5 17.Nd5 Qe6 18.Nb4 Bb5 19.Nd4 Qe4 20.Re1 f5 (better 20...Rfd8!?+=) 21.Qh5+- (worse 21.Nb5 ab5 22.Nd5 Ra6+-) 21...Qg4 22.Qf5 Qf5 23.Nf5 Bc4 24.a4 Be6 (24...Rad8 25.Nd4+-) 25.Nc6 Bf5 26.Ne7 Kh8 27.Nf5 Rac8 28.Nd4 Rc4 29.Ra1 Rb8 30.g3 Rbb4 31.a5 Ra4 32.Ra4 Ra4 33.Nc6 Kg7 34.Kg2 (34.h3 Ra2 35.c4 Rc2+=) 34...f6? (34...Rc4 35.Nb8+-) 35.Kf3 Kf7 (35...Ra2 36.Nd4+=) 36.Ke2 Ke6 (36...Rc4!? 37.Nd4 Rc5+=) 37.Nd4+- Kd5 38.Nb3 Kc4 39.Kd2 Rb4 40.h4 h5 41.Kc1 (41.e4 Rb8+-) 41...Rb5 42.e4 Kc3 43.f3 (43.Kb1 Rb4 44.f3 Kc4+-) 43...f5 44.ef5 Rf5 45.Nd2 (45.f4 Kc4+-) 45...Ra5+= 46.g4 hg4 47.fg4 Re5 (47...Ra4!? 48.Nb1 Kd4=) 48.Nb1+= Kb4 (48...Kb4 49.Kb2 Re4=+). Woschkat,Karl_Heinz – Franke, corr SOK–87–12, 1987.

6.Be2 A) 6...0-0 7.Rb1 (7.Nf3 Nc6 8.Bg3 d5 9.Ne5 d4 10.Nc6 bc6=) 7...Nc6 8.Bf6 Bf6 9.Nd5 d6 10.Bg4 Be6=; B) 6...Nc6 7.Bg3 (7.Nf3 Ne5 8.Ne5 0-0 9.Rb1 d5 10.0-0 d4=+; 7.Bf4 0-0 8.Rb1 d5 9.Nf3 Nh5 10.Bg5 Bg5=+) 7...0-0 8.Nf3 d5 9.Bb5 Bg4 10.h3 Bh5=+.

6.Nf3 0-0 (6...Nc6= 7.Bg3 0-0 8.Rb1 Re8 9.Bb5 a6 10.Bc6 dc6=+) 7.Bb5 a6 8.Be2 Nc6 9.0-0 Ne5 10.Ne5 d6=+.

5.e3 c6

6.Nf3 d5 7.Ne2 Nbd7 8.Bb2 0-0 9.Ng3 Nc5 10.Be2 Nfe4 11.0-0 Na4 12.Qc1 Qa5 13.c4 Ng3 14.hg3 Re8 15.cd5 Nb2 16.Qb2 Qd5 17.d4 Bd6 18.Rfd1 Rb8 19.a4 Bg4 20.Nh4 Be6 21.a5 (21.a5 Re7 22.e4=+). Johansson,Mats – Baroin,Bernard, TE–2004–S–01703 IECG, 2006.

6.Nf3 d5 7.Bf4 Nh5 8.Bd3 (8.Be5!?=) 8...Nf4+= 9.ef4 0-0 10.0-0 Bd6 11.g3 Nd7 12.Re1 Nf6 13.Kg2 Qd7 14.Kg1 Qc7 15.Qb1 Bh3 16.Qb3 Rae8 17.Bf1 Bg4 18.Bg2 h5 (18...b5 19.h3 Bf3 20.Bf3-/+) 19.a4 Bf3 20.Bf3 Bc5 21.Rab1 Re1 22.Re1 Qb6 23.Re2 g6 24.Kg2 Re8 25.Re8 Ne8 26.Qb6 Bb6 27.Nd1 Nd6 28.Kf1 Kf8 29.Ke2 Ke7 30.Ne3 a5 31.c3 Be3 32.fe3 (worse is 32.de3 f5-+) 32...Nc4 33.f5 (better is 33.e4=) 33...b5?? (better is 33...Nb2-/+) 34.fg6 fg6 35.Kd1?? (35.ab5 a4 36.b6 Nb6 37.Bd5 cd5 38.Kd3-+) 35...Nb2-/+ 36.Kc2 Na4 37.e4 Nb6 38.d4 a4 39.ed5 Nd5 40.h4 Kd6 41.Kb2 c5 Black intends b4 42.Be4 Ne7 43.dc5 Kc5 44.Bd3 b4 45.cb4 Kb4 46.Bc2 a3 47.Ka2 Nf5 48.Bb3 (48.Bb1 Kc3 49.Ka3-+) 48...Nd6?? (48...Ng3 49.Bf7 g5 50.hg5 h4+=) 49.Bc2= ½–½. marekt – peter9x2, gameknot.com, 2015.

6.Nf3 d6 7.Bg3 0-0 8.Be2 h6 9.h3 b5 10.a3 a5 11.Nd4 Bb7 12.Bf3 b4 13.ab4 ab4 14.Ra8 Ba8 15.Ncb5 d5 16.Qa1 Bb7 17.Qa7 Ba6 18.Nc7 Bc5?? (better is 18...Qd7+=) 19.Qc5+- Qc7 (19...Bc4+-) 20.Bc7 1–0. Szoller,Terez (1760) – Camps,Jean_Pierre, OP–2009–0-00809, 2009.

5.e3 Nc6

6.Bf6 gf6 7.Nd5 (7.Nf3+= d5 8.Bb5 Rg8 9.0-0 Bh3 10.Bc6 bc6+=) 7...Rg8 8.Nf3 Ba3 9.Rb1 d6 10.Rb3 Bc5+-.

6.Bg3 d5 7.Nf3 0-0 8.Ne2 Bg4 9.Nf4 d4 10.Be2 de3 11.fe3 Bd6 (11...Ne4 12.Bd3 Ng3 13.hg3=+) 12.0-0 (12.Rb1 Rb8=) 12...Ne4=+ 13.Qe1 Ng3 (13...Bf3 14.Rf3 Be5 15.Rd1=+) 14.Qg3= Bf5 15.c3 (15.Rac1 Qf6=) 15...Bg6 (15...a6 16.d4=) 16.Nd4 Ne5 (16...Nd4 17.cd4 Bf5 18.Qf3=) 17.Nf3 (17.Nb5 Nc6 18.Nd6 Qd6+=) 17...Qe7 (17...Nd3 18.Bd3 Bd3 19.Rf2=+) 18.Ne5 Be5 (18...Qe5 19.d4 Qa5 20.c4=) 19.Qf2 (19.Ng6 fg6 20.Qh3 Bd6+=) 19...a6 20.d4 Bd6 (20...Bf4 21.ef4 Be4 22.Rfe1=) 21.Bf3 (21.Ng6 fg6 22.Bf3 Qg5+=) 21...c6 (21...Be4 22.c4=) 22.a4 (22.Ng6 fg6 23.e4 Bf4+=) 22...Rfe8 (22...Bf5 23.Rae1=+) 23.Rfe1 (23.Ng6 fg6 24.e4 Bf4+/-) 23...Rad8 (23...Be4 24.a5=+) 24.a5 (better 24.Ng6!? fg6 25.e4+=) 24...Bf5 25.h3 Be4 26.Nh5 Bg6 (26...Qg5 27.Nf4=+) 27.Ng3 (27.e4 f6=) 27...Bc7 28.Nf1 Rd7 29.e4 Qd8 30.e5 Ba5 31.Rec1 (31.Ra3 c5 32.dc5 Rd3-/+) 31...Bb6 32.Qg3?? (32.Re1 c5! 33.dc5 Ba7-+) 32...f6 (better 32...Rd4 33.Kh1 Rd3-+) 33.ef6 Qf6 34.Kh1 Bc7 35.Qf2 Rf8 36.Re1 Rdf7 37.Qe2 Qd6 38.Rad1 Rf3 (better 38...Bh5! 39.Rd3 Bf3 40.Rf3 Rf3 41.gf3 b5-+) 39.gf3-/+ Bh5 (39...Bf5 40.h4-/+) 40.Rd3=+ Qd7 41.Kg2 Rf6 42.Qe7 (42.Re3 Bf7=) 42...Rg6?? (better 42...Qf5 43.Ree3 Bf4-+) 43.Kf2+= Qe7? (better 43...Rd6!?+=) 44.Re7+- Bd8?? (better 44...Bf4 45.Rb7 Rh6+-) 45.Rb7 (better 45.Re8 Kf7 46.Rd8+-) 45...Bh4+= 46.Ke2 (better 46.Ke3 Re6 47.Kd2 Bg5 48.Kd1=) 46...h6 (better 46...Rg2 47.Kd1 Rg1 48.Rb8 Kf7=) 47.Ne3+- Re6 (47...Rg3!? 48.Nf5 Rh3 49.Rg7 Kf8+/-) 48.c4 White intends d5 48...Bg6 49.d5 (better 49.Rdb3+-) 49...Bd3+= 50.Kd3 cd5 51.cd5 Rd6 (51...Rf6 52.Ke4 Rf7 53.Rb8 Rf8 54.Rb6 Re8 55.Re6+=) 52.Rb8 (52.Ke4 Rd8+/-) 52...Kh7 (52...Rd8 53.Rd8 Bd8 54.f4+=) 53.Kd4 (53.Ke4 Rd7+/-) 53...Bg5 (53...Rf6!? 54.Ng2 Bg3=) 54.Nc4 Bf6 (54...Rf6!? 55.Rb3 Rf4 56.Kc5 Rh4+=) 55.Kc5+/- Rd7 (55...Rd8 56.Rd8 Bd8 57.d6+/-) 56.d6 Rf7 57.Kc6 Bg5 58.Rb7?? (58.Ne5!? Rf5 59.d7 g6+-) 58...Rf6? (better 58...Rf3 59.Ra7 Rh3 60.Ra6 h5=) 59.Rf7?? (better 59.Rb3+/-) 59...Bf4 (better 59...Rf7 60.Ne5 Rf5-+) 60.Ne5 (better 60.Rf6 Bg5 61.Rf8+-) 60...Be5-+ 61.Re7?? (61.Rf6 Bf6 62.Kb6-+) 61...Rd6 (better 61...Bd6 62.Rb7 Ba3 63.Kd5 Rf3-+) 62.Kc7 (62.Kc5 Bg3-+) 62...Bf4 (better 62...Re6 63.Kd7 Re7 64.Ke7-+) 63.Rd7 (63.Re4 Rf6 64.Kb7 a5-+) 63...Rf6 (better 63...Rd7 64.Kd7 a5 65.Ke7-+) 64.Kc8 (64.Kb7 Be3-+) 64...Rg6 (better 64...Be3-+) 65.Rg7 (65.Rd4 Rc6 66.Kb7-+) 65...Rg7 66.Kd8 Rg8 (66...a5 67.h4 a4 68.Ke8 a3 69.h5 a2 70.Kd8 a1Q 71.Ke8 Qa8) 67.Ke7-+ Rg6 (67...Rg6 68.Kf8 a5 69.h4 a4 70.Kf7 a3 71.h5 Rg5 72.Ke7 a2 73.Ke6 a1Q 74.Kd7 Qa7 75.Ke6 Kg8 76.Kf6 Qf7) 0-1. BeepBeepImAJeep (2770) - ragetilt (2710), lichess.org, 2020.

6.Bg3 d5 7.Nf3 Bf5 8.Be2 0-0 9.0-0 Re8 10.d4 Ne4 11.Ne4 Be4 12.Nd2 Bd6 13.c4 dc4 14.Nc4 (better 14.Ne4!? Re4 15.Bc4 Bg3 16.hg3+=) 14...Bg3= 15.hg3 Qd5 16.f3 Bg6 17.Qd2 Re7 18.Rad1 Rae8 19.e4 Qd7 20.d5 Ne5 21.Ne5 Re5 22.Bd3 f5 23.f4 R5e7 24.e5 Qd5 25.Qc2 Bf7 26.Bf5 Qa5 27.Bh7 Kf8 28.Bg6?? (better 28.Be4+-) 28...Qb6-+ 29.Rf2 Bg6 30.f5 Bh7 31.e6 Kg8 32.g4 Re6?? (better 32...Rf8-/+) 33.Qc4+- Qc6 34.Qb3 Qe4?? (better 34...Bg6 35.fe6 Qe6 36.Qe6 Re6+-) 35.fe6 Re6 (35...Kh8 36.Rf3 a5+-) 36.Rd8 1-0. BeepBeepImAJeep (2535) - sasan_al18 (2380), Rated Bullet game, lichess.org, 2015.

6.Bf6 Bf6

7.d4 0-0 8.Nd5+= d6 9.Qf3 Be7 10.Bd3+= Re8 11.Ne2 Be6 12.Rb1 Rb8 13.c4 Bf8 14.0-0 Ne7 (14...Na5 15.Rfc1+=) 15.Rb7 Bd5 16.Rb8 Qb8 (Better is 16...Bf3!? 17.Rd8 Rd8 18.gf3 Rb8+/-) 17.cd5+- Qb2 18.Qh3 g6 19.Qd7 Qb8 20.e4 Rd8 21.Qa4 Qa8 22.Rc1 (22…Rc8 23.Ba6+-) 1–0. marekt – Reg_UK, ChessWorld.net, 2003.

7.d4 0-0 8.Nd5+= d6 9.Qf3 Bg5 10.Nh3 =.

7.d4 0-0 8.Nd5 d6 9.Nf3 Na5 10.c3 Be6 11.Nf6 Qf6 12.Be2 b6 13.0-0 Rfe8 14.Nd2 d5 15.Qa4 c5 16.Nb3 Nb3 17.ab3 Re7 18.Bf3 Rd8 19.b4 Rc7 20.bc5 bc5 21.Qb3 g5 22.Ra6+= Qe7 23.Qa3 Rb8 24.Ra5 g4=+ 25.Be2 Rb6 26.Rb5 Rbc6 27.Rb8+= Kg7 28.Bb5 Rb6 29.Rb6 ab6 30.Ra1 Qf6 31.Qb2 Bf5 32.Ra8 h5 33.Re8 h4 34.Re5 h3 35.Rd5 Be4 36.Rd7 Rd7 37.Bd7 Bg2 38.Qe2 Bf3=+ 39.Qd3 cd4 40.Qd4 Kg6 41.Kf1 Qd4 42.ed4 f5 43.Kg1 Kf6 ½–½. Kretschmar,Helmut – Georgescu,Vasile, corr ICCF, 1983.

7.d4 d5

8.Rb1 0-0 9.Bd3 Ne7 (9...Re8 A) 10.Qh5 g6 (10...Nd4 11.Qh7 Kf8 12.Nge2 Ne2) 11.Qd5 Bd4 12.Nge2 Be5; B) 10.Nge2 Be7 (10...Rb8 11.0-0 Bg4 12.h3 Be2; 10...Qd7 11.0-0 Be7 12.Nf4 Nb4) 11.Bb5 a6 12.Bc6 bc6; C) 10.Nf3 Rb8 (10...Bg4 11.0-0 Na5 12.Na4 Be7; 10...Ne7 11.Qd2 b6 12.0-0 Bg4) 11.0-0 Ne7 12.e4 de4; 9...Be7 10.Qh5 f5 11.Nge2 Nb4 12.Qf3 c6) 10.Qh5 (10.Nge2 h6 (10...Rb8 11.0-0 Bg4 12.h3 Be6; 10...c5 11.dc5 Qc7 12.0-0 Qc5) 11.0-0 Re8 12.Nf4 c6; 10.Rb3 b6 (10...c5 11.dc5 Bc3 12.Rc3 Qa5; 10...Re8 11.Qh5 h6 12.Nge2 Be6) 11.Qh5 h6 12.Nf3 c5) 10...g6 11.Qf3 Bg7 12.Nge2 c6 (12...Re8=) 13.0-0 Qc7 14.Nf4 Re8 15.Rfe1 (15.Nce2 b5=) 15...Nf5 16.Nh5 Bh8 17.Ne2 Qe7 18.Qf4 Nd6 19.Nhg3 b5 20.Nf1 Qf6 21.Nd2 Qf4 22.Nf4 g5 23.Ne2 f5 24.h3 Ne4 25.Nb3 a5 26.Be4 fe4 27.Nc5 a4 28.c4 dc4 (28...bc4 29.Nc3=+) 29.Ng3= h6 30.Nge4 Bf5 31.f3 Bg6 32.Rbc1 Rad8 33.g4 Kf8 34.Kf2 Bg7 35.Red1 Ke7 36.h4 gh4 37.Rh1 Rh8 38.Rh4 Rd5 (38...h5 39.g5=) 39.a3 ½–½. muess26 – Gary K, ChessWorld.net, 2009.

8.Rb1 0-0 9.Nf3 A) 9...Re8 10.Bd3 Rb8 (10...Bg4 11.0-0 Na5 12.h3 Bh5; 10...Na5 11.Qd2 b6 12.0-0 Bg4) 11.0-0 Ne7 12.e4 de4; B) 9...Ne7 B1) 10.Be2 Rb8 (10...Re8 11.0-0 a6 12.Re1 b5; 10...b6 11.0-0 Re8 12.Bd3 c5) 11.0-0 Re8 12.Re1 Bg4; B2) 10.Bd3 c5 (10...Re8 11.Qd2 Rb8 12.0-0 Bg4; 10...c6 11.Qd2 Qc7 12.e4 Ng6) 11.0-0 Nc6 12.Qd2 c4; B3) 10.Qd2 Rb8 (10...b6 11.Be2 Re8 12.0-0 Bf5; 10...Re8 11.Bd3 b6 12.0-0 Bg4) 11.Be2 Bf5 12.0-0 Re8; C) 9...Be7 C1) 10.Bd3 Rb8 (10...Nb4 11.0-0 c6 12.e4 Be6; 10...Bb4 11.Qd2 Qd6 12.0-0 a6) 11.0-0 Bg4 12.h3 Be6; C2) 10.Bb5 Qd6 11.0-0 a6 12.Bd3 Re8.

8.Rb1 0-0 9.Qh5 Re8 A) 10.Kd1 Ne5 11.de5 Re5 12.Qe2 d4; B) 10.Bd3 g6 (10...Nd4 11.Qh7 Kf8 12.Nge2 Ne6) 11.Qd5 Bd4 12.Nge2 Be5; C) 10.Qd5 Bd4 11.Qd8 Bc3 12.Qd2 Bd2.

8.Rb1 Ne7 9.Bd3 c5 10.Qd2 c4=+.

8.Rb1 Ne7 9.Bd3 c5 10.Nf3 0-0 11.0-0 Rb8 (11...Qa5 12.Qd2 b6 13.Rb5=) 12.Qd2 (12.Ne5 Qa5 13.Qe1 c4=+) 12...c4 13.Be2 Bf5 14.Ne5 a6 15.Ng4 Bg4 (15...Bg5 16.a4=) 16.Bg4 b5 17.Rfd1 Bg5 18.a3 Rb6 19.Rb2 (19.Ne2 Re8=) 19...Qd6 20.Ra1 Rbb8 21.Ne2 Ng6 22.Qb4 Qd8 23.Qc5 Be7 24.Qa7 f5 25.Bf3 Nh4 26.Nf4 26...Nf3=+ 27.gf3 Rb6 28.Nd5 Rg6 29.Kf1 Qd5 30.Qe7 Qf3 31.Re1 Rg2 32.Qh4?? (Better is 32.Re2-+) 0–1. Braincan (2490) – Waltercomp (2725), ICC, 2003.

8.Rb1 Ne7 9.Bd3 c5 10.Nf3 Bg4 11.0-0 (11.Rb7 cd4 12.ed4 Qa5=) 11...cd4= 12.ed4 Rc8 13.Rb3 0-0 14.h3 Be6 15.Qd2 b6 16.Re1 Nc6 17.Ne2 Na5 18.Rbb1 Nc4 19.Qc1 Re8 20.Nf4 Qd6 21.Nh5 Bd7 22.Nf6 Qf6 23.Bc4 Re1 (worse is 23...Rc4 24.Ne5 Re5 25.Re5 Rd4 26.Qe3+-; 23...dc4?! 24.Qa3 Bc6 25.Re8 Re8 26.Ne5=) 24.Qe1 dc4 (24...Rc4? 25.Ne5 Qd8 26.Nc4 dc4 27.Qe4+-) 25.Ne5 Bf5 26.Qc3 Be6 27.Re1 Qd8 28.Ng4 Bg4 ½–½. Hess,Helmut (2355) – Kapfenstein,Armin (1835), 60yearsBdF–WS41, 2006.

8.Rb1 Ne7 9.Nf3 0-0 10.Bd3 c5 11.0-0 Rb8 12.Qd2 c4 13.Be2 Be6 14.Ne5 a6 15.a4 Qa5 16.Rfd1 Be5 17.de5 Rfd8 18.f4 Nf5 19.Bf3 d4 20.ed4 Nd4 21.Qe3 Attacking the backward pawn on b7 (21.Rb7?? Rb7 22.Bb7 Nf3 23.Bf3 Rd2 24.Rd2 f5-+; 21.Bb7 Qc3!! 22.Qc3 Ne2 23.Kf2 Nc3 24.Rd8 Rd8-+) 21...Nc2 22.Rd8 Rd8 23.Qb6 Qb6 24.Rb6 Rd3 25.Rb7 g6 26.Ne4 Nd4 27.Nf6 Kg7 28.Be4 Ra3 29.g4 (29.Kf2 Ra4 30.g4 Bg4 31.Ng4 Ra5+-) 29...Rb3 (better 29...Ne2!? 30.Kf2 Nf4-/+) 30.Ra7 Ne2 31.Kf1 Nf4 32.h4 Rb8 33.Kf2 (33.Ra6 Rc8 34.Rd6 c3=+) 33...h5 (33...Nd3!? 34.Bd3 cd3 35.Ra6 Rd8=) 34.Ke3= Nd3 35.Bd3 Rb3 36.Ra8 (36.Ra8 Rd3 37.Kf4 Rd4 38.Kg5 Rg4 39.Ng4 hg4 40.Kf4+-) 1–0. Taulien,Hans_Juergen (2350) – Wiese,Uwe (2330), remoteschach.de, 2005.

8.Rb1 Ne7 9.Nf3 0-0 10.Be2 c6 11.0-0 Nf5 12.Bd3 Qc7 13.Ne2 Nd6 14.Ng3 Be6 15.c3 g6 16.Re1 Rfe8 17.a3 ½–½. marekt – Vassilis, ChessWorld.net, 2003.

8.Bd3 Nb4 9.Rb1 Nd3 10.Qd3 0-0 11.Nf3 Re8 12.0-0 c6 13.e4 b6 14.ed5 cd5 15.Rfe1 Be6 16.Nd1 Rc8 17.Ne3 Qd7 18.a3 Be7 19.Re2 Qa4 The isolani on a3 becomes a target 20.h3 Qa5 (20...Ba3 21.Ra1 Bh3 22.Ra3+- (22.Qa3?! Qa3 23.Ra3 Bg4+-); 20...Qa3?! 21.Qa3 Ba3 22.Ra1=) 21.Rb3 f6 22.Nf5 Bf8 23.N3h4 Qa4 24.Ne3 Bf7 25.Re1 Re4 26.Nf3 Re6 (26...Rce8 27.Re2=+) 27.Nh4 Rce8 28.Ra1 Bd6 29.Nhf5 Bg6 30.g4 (30.Qc3 Bf5 31.Nf5 Qd7=+) 30...Bf5 (30...Qc6!?-/+) 31.gf5 Re4 32.Rd1 Kf8 (32...Qd7=+) 33.Kf1 (33.Nd5 Kg8=) 33...Rh4 (better 33...Qc6-/+) 34.Nd5= Qc6 35.c4 Ree4 36.Qc3 Qe8 37.Rd3 (37.Rb5 Qh5 38.Rd3 Kg8+=) 37...Qh5 38.Qd2 Qf5 39.a4 Rh5 (39...Qc8 40.Qc3=) 40.Rf3 (40.a5!?+=) 40...Qc8=+ 41.Qc3 Reh4 Will h3 fall? (41...Qa6 42.Qd3 Rhh4 43.c5 Qd3 44.Rfd3 bc5 45.dc5 Bc5 46.Rb7=+) 42.Re3 (42.Rd3 Qc6=) 42...Qa6 43.Nc7?? (better 43.Kg2=) 43...Qb7?? (43...Bc7 44.Qb4 Kf7 45.Qe7 Kg6 46.Qc7 Rd4=+) 44.Ne6= (44.Ne6 Kg8 45.Kg1=). Wrede,Christian – Schulz,Hans_Juergen, TT–11 ETC, 2004.

8.Bd3 Nb4 9.Rb1 Qe7 10.Nge2 (10.Nf3 0-0=+) 10...c6 (10...0-0=+) 11.0-0 0-0 12.e4 Re8 13.ed5 cd5 (worse 13...Nd3 14.Qd3 cd5 15.Nf4+-) 14.Nf4 (14.Bb5 Rd8=) 14...Qd6=+ (14...Bd4 15.Bh7 Kh7 16.Qd4+=) 15.Qf3 The pressure on the isolated pawn grows 15...Nd3 16.cd3 a6 17.Nfd5 (17.Rfe1 Re1 18.Re1 Be6 19.Ncd5 Bd4+=) 17...Bd4=+ 18.Ne4 Qg6 (18...Qe5 19.Nb6 Bb6 20.Rb6+=) 19.h3 Rb8 20.Nf4 Qh6 21.Ne2 Ba7 22.Rfc1 f5 23.Nc5 The pressure on the backward pawn b7 grows 23...b6 24.Qd5 Kf8 25.Nb3 Qe6 26.Qd4 (26.Qe6 Be6 27.Ned4 Kf7=) 26...Rb7 (26...Qe2 27.Rc7 Re7 28.Ra7 Qa2 29.Qd8 Re8 30.Qd6 Kg8+-) 27.Nf4= Qf7 28.Qb4 Kg8 29.Re1 Rbe7 30.Re7 Re7 ½–½. Wrede,Christian – Vetter,Udo, TT–11 ETC, 2004.

8.Bd3 Nb4 9.Bb5 c6 10.a3 Nc2=.

8.Nge2 0-0 9.Nf4 Re8 10.Be2 Ne7 11.0-0 c6 (11...Bg5 12.Nd3=) 12.Bd3= Qa5 13.Nce2 (13.Nb1 c5=) 13...c5=+ 14.c3 c4 15.Bc2 Rb8 (15...h6 16.Re1=) 16.a3 (16.Qb1 h6=) 16...Bg4 17.Qb1 h6 18.f3 (18.h3 Bd7=) 18...Bd7=+ 19.Kh1 (19.e4 Bg5 20.Qe1 Qb6=+) 19...Bg5 20.Qb4 Qc7 21.a4 (21.Rab1 b5=+) 21...b6 22.Rae1 Bc6 (22...Rb7 23.Rb1=+) 23.Ng1 (23.Qa3 Nc8 24.Qc1 Bh4=+) 23...Nc8 24.Ngh3 Bh4 (24...Be7 25.Qb1-/+) 25.g3 Be7 26.Qb1 Nd6 (26...b5 27.ab5 Nd6 28.Ba4=+) 27.Qa1 (27.e4 de4 28.fe4 b5=+) 27...a6 (27...g5 28.Nh5-/+) 28.e4=+ de4 29.fe4 The passed pawn on d4 quickly leads to threats 29...Qc8 (29...Qb7 30.Nf2=+) 30.Nf2 Bg5 Can e4 get defended? 31.Qd1 White intends d5 31...Qd7 The isolani on a4 becomes a target 32.d5 Ba8 (32...Bb7 33.e5 Bf4 34.gf4=) 33.Kg1 (33.e5 Bf4 34.gf4 Nb7=) 33...Bf6 34.Qf3 Be5 35.Ng4 Bb7 (35...Re7 36.Ne5 Re5 37.Qf2=) 36.Ne5 (36.Rd1 Qe7=) 36...Re5 37.Qe3 Bc8 38.Rb1 b5 39.ab5 (39.Qd4 Qe7=) 39...ab5 (worse 39...Rb5 40.Ba4+=) 40.Qd4 Qe7 (40...Qe8 41.Ne6 f6 42.Nc7-/+) 41.Ra1 Qg5 42.Kg2 Bg4 (42...Re8 43.h4 Qe7 44.Rae1=) 43.h3 Bc8 ½–½. Schulz,Hans_Juergen – Vetter,Udo, TT–16.35 ETC, 2005.

6.Bg3 0-0

7.Be2 d5 8.Bf3 Bf5 9.Rb1 Rb8 10.Nge2 a6 11.Nd5-+ Nd5 12.e4 Be4 13.Be4 f5 14.Bd5 Qd5 15.0-0 Bd6 16.Bd6 Qd6 17.c3 f4=+ 18.f3 b5 19.a4 Ne5 20.ab5= ab5 21.Nd4 b4=+ 22.Qb3 Kh8 23.Qe6 Rfd8 ½–½. Baer,Werner – Vetter,Udo, TT–09 ETC, 2003.

7.Nf3 a6 8.a4 d5 9.Be2 (9.Bd3 Re8=) 9...Ne4 (9...Nh5 10.0-0=+) 10.Ne4 de4 11.Ne5 Ne5 12.Be5 Bd6 13.Bg3 Bf5 14.0-0 Qe7 15.d4 ed3 16.cd3 Rfd8 17.Qb3 Rab8 18.d4 b5 (18...Bg3 19.fg3 Be6 20.Qa3=) 19.ab5+= ab5 20.Ra7 (20.Bb5? c6-+) 20...Be6 21.Qb2 b4 22.Bd6 Qd6 23.Rc1 Rdc8 24.e4 c5? (better 24...c6+=) 25.d5+- Bd7? (better 25...Bh3 26.Bh5 Bd7+-) 26.Bc4 (26.e5 Qd5 27.Rd1 Qd1 28.Bd1 Be6+-) 26...Re8?? (better 26...Bb5+=) 27.e5!+- Qe5 (27...Qe5 28.Rd7 Deflection; 27...Re5 28.Rd7 Decoy) 28.Qe5 Re5 29.Rd7 b3 (29...Rf5 30.d6 g5 31.Rc7+-) 30.Bb3 (30.Bb3 Kf8 31.Bc4+-) 1–0. UncleBulgaria (2370) – Mely (2245), ChessWorld.net, 2016.

7.Nf3 Bb4 8.Nb5 Ba5 9.Be2 Ne4 10.0-0 Ng3 11.hg3 (11.fg3 d6=) 11...a6 12.Nbd4 Nd4 13.Nd4 d5 14.c4 Bb6 15.Nb3 dc4 16.Bc4 Qe7 (16...Be6 17.Rc1=+) 17.d4 a5 18.a4 Bd7 19.Qd3 (19.Qc2 Rfe8=) 19...Rad8 20.Rfc1 Kh8 (20...Qg5 21.Qc2=) 21.Qc3 Qg5 22.Bf1 Bc6 (22...Rfe8 23.Bb5=) 23.Bb5+= Rd6 (23...Bb5 24.ab5 Rd5 25.Na5 Rb5 26.Nb7 Bd4 27.Qd4 Rb7 28.Qe4+/-) 24.Na5 Bd5 (24...Ba5 25.Qa5 Qd5 26.f3+/-) 25.Nc4+/- Rh6 26.Nb6 Qh5 27.Kf1 (better 27.f3!? cb6 28.e4+-) 27...cb6+= 28.Bc4?? (better 28.Qc8! Kg8 29.Bd3+/-) 28…Rc6 (28...Rc6 29.g4 Qh4-/+) 0-1. Timmermans,Mark (2385) - Sadhwani,Raunak (2555), Titled Tuesday 1st June, 2021.

7.Nf3 d5 8.Rb1 Ne4 9.Ne4 de4 10.Ne5 Ne5 11.Be5 c6 12.c4 b6 13.d4 ed3 14.Bd3 Re8 15.0-0 Bc5 16.Bf4 Be6 17.Qc2 Qh4 18.a4 Rac8 19.a5 Qh5 20.ab6 ab6 21.Be4 Red8 22.Rfe1 f5 23.Bd3 Qf7 24.Red1 Rd7 25.Bf1 Rcd8 26.Rd7 Qd7 27.Qa4 Bf7 28.Be2 Qe6 29.Bc7 Rd2 30.Qa8 Qe8 31.Qe8 Be8 ½–½. marekt (2600) – Crocodile (2290), ChessWorld.net, 2003.

7.Nf3 d5 8.Bb5 Ne4 9.Ne4 de4 10.Bc6 bc6 11.Ne5 Qd5 12.f3 Bf6 13.fe4 Qe4 14.Qf3 Qc2 15.0-0 Qd2-/+ 16.Rac1 Re8 17.Qc6 Be6-+ 18.Nc4 Qa2 19.Bc7 Qb3 20.e4-/+ Bc4 21.Rc4 Rac8 (21...Rac8 22.Qa6 Be5 23.Be5 Qc4-+) 0–1. Tschoepe,Frank – Schulz,Hans_Juergen, T4–37 ETC, 2003.

5.e3 d5

6.Nb5 Na6 7.Nf3 0-0 8.Be2 c6 9.Nbd4 Nc7 (9...Nc5 10.0-0 Re8 11.Rb1 Nce4 12.Nb3 Bg4) 10.0-0 Bd6 (10...Re8 11.Re1 Bd6 12.Bd6 Qd6) 11.c4 (11.a4 Re8 12.Bd6 Qd6) 11...dc4 12.Bc4 c5 13.Nb3 b5 14.Be2 c4 15.Nbd4 Be5 16.Ne5 Bb7 17.f4 Nd7 ½–½. Baensch,Hans (1880) – Leisebein,Peter (2240), RSS5D pro–15, 2003.

6.Nb5 Na6 7.Nf3 0-0 8.Be2 Re8 A) 9.Rb1 c6 (9...c5 10.0-0 Bf5 11.a3 Qd7 12.Nc3 Nb8; 9...Nd7 10.Bf4 Nf8 11.0-0 Ne6 12.Be5 Nb4) 10.Nbd4 Nc7 11.0-0 Bd6 12.Bd6 Qd6; B) 9.Nc3 Nc5 (9...Ne4 10.Bb5 c6 11.Ba6 ba6 12.Ne4 de4) 10.0-0 Ng4 11.Bg3 a6 12.d4 Ne6; C) 9.0-0 c6 (9...c5 10.Rb1 Bf5 11.a3 Qd7 12.d4 c4) 10.Nbd4 Nc5 11.Rb1 Nce4 12.Nb3 Bg4.

6.Nb5 Na6 7.Nf3 0-0 8.Be2 Bg4 A) 9.Rb1 Bf3 (9...Re8 10.0-0 Nd7 11.Bc3 c5 12.Re1 Nab8; 9...Nd7 10.Bf4 Nb6 11.0-0 Re8 12.Nbd4 Nc5; 9...Ne4 10.d3 Nf6 11.0-0 Re8 12.c4 c6; 9...c6 10.Nbd4 Nc5 11.h3 Bf3 12.Nf3 Nfe4) 10.Bf3 Re8 11.Nc3 Nd7 12.Nd5 Ne5; B) 9.Nbd4 Bd6 (9...Nc5 10.h3 Bf3 11.Nf3 Bd6 12.0-0 Be5) 10.Rb1 Nc5 11.Bd6 Qd6 12.Nh4 Bd7; C) 9.0-0 c5 (9...Bf3 10.Bf3 c6 11.Nc3 Bd6 12.Bd6 Qd6; 9...Re8 10.Rb1 Nd7 11.Bf4 Nb6 12.Nbd4 Nc5; 9...Nd7 10.Bf4 Ndc5 11.Rb1 Bf3 12.Bf3 c6) 10.Rb1 Nb4 11.a3 Nc6 12.Bc7 Qd7.

6.Nb5 Na6 7.Nf3 c6 8.Nbd4 Nc5 9.Be2 0-0 10.0-0 Nce4 11.Nb3 Ng4 12.Bg3 f5 (12...Ng3 13.fg3 Re8 14.Rb1=+) 13.c4 Kh8 14.Rc1 dc4 15.Bc4 Qe8 16.Nfd4 Ng3 17.fg3 Bd6 18.Be2 Ne5 19.Nf3 (19.Qc2 Qg6=) 19...Qe7 (19...Nf3 20.Rf3 Qe7 21.Qc2=) 20.Nbd4 (20.Nfd4 Ba3 21.Rb1 a5=) 20...Ng4 (20...Nf3 21.Rf3 Be5 22.Qa4=+) 21.Nh4 Will f5 fall? (21.Qc2 a6=) 21...Nh2=+ 22.Nhf5 Qe5 23.Kh2 (better 23.Nd6!? Nf1 24.Nc4 Qg3 25.Nf3-+) 23...Bf5-/+ (23...Rf5?! 24.Nf5 Bf5 25.Qe1=) 24.Nf5 Rf5 25.Rf5 Qf5 26.Qa4 Qe5 27.Qh4 Re8 28.Rf1 Qd5 ½–½. Grossmann,Philipp (1905) – Stiller,Juergen (2110), Regionalliga NO, 2003.

6.Bg3 0-0 7.Nf3 c5 8.Bd3 Nc6 9.0-0 b6 10.a4 (10.Bb5 Bb7=) 10...Bb7 11.Nb5 a6 12.Na3 Rc8 (12...Ne4 13.Bf4=+) 13.c4 (13.Bf5 Ra8=) 13...Nb4 (13...Ne4 14.cd5 Qd5 15.Bc4=+) 14.Be2 (14.Bf5 Ra8=) 14...d4 15.ed4 cd4 16.d3 Bc5 17.Nc2 Exerts pressure on the isolated pawn 17...Re8 18.Nb4 Bb4 19.Nd2 Bc5 20.Bf3 Qd7 (20...Bf3 21.Qf3 Bb4 22.Bf4=+) 21.a5 ba5 22.Nb3 Bb4 (22...Bf3 23.Qf3 Bb4 24.Na5=+) 23.Na5 (23.Bb7 Qb7 24.Nd4 Qd7=) 23...Bf3=+ 24.Qf3 Bc3 25.Ra2 Re6 26.Nb3 Rce8 27.Nc5? Attacks the isolani on a6 (better 27.h3 Qe7 28.Bf4=+) 27...Qe7?? (better 27...Re1 28.Ne4 Rf1 (28...Ne4?! 29.Re1 Be1 30.de4=+) 29.Kf1 Ne4 30.de4 d3-+) 28.Ne6+- Qe6 29.Qb7 h5? (better 29...a5!?+/-) 30.Ra6+- (30.Qa6?! Qe1 31.f3 Qe3 32.Bf2 Qd3+-) 30...Qe2 31.Qb1 Ng4 32.Qd1 Qe7 33.h3 Nh6 (33...Ne5 34.Be5 Qe5 35.Qf3+-) 34.Qh5 Bd2 35.Qf3 Qd7 (35...Qg5 36.Ra8 Qe7 37.c5+-) 36.Ra8 Ra8 37.Qa8 Kh7 38.Qe4 g6 (38...f5 39.Qf3+-) 39.Bf4 (better 39.Rb1!? Qe6+-) 39...f5 40.Qf3 Bc3 41.Bh6 Kh6 42.Rb1 Qe6 (42...Qd6+-) 43.Qf4 g5 44.Qc7 (better 44.Qb8!? Ba5 45.Qh8 Kg6+-) 44...Bd2 (44...Bb4 45.c5 f4 46.Rb4 Qe1 47.Kh2 Qb4 48.Qb6 Qb6 49.cb6+-) 45.Rb6 (45.Rb6 Qb6 46.Qb6 Kg7 47.Qd4 Kg6 48.c5+-) 1-0. BeepBeepImAJeep (2755) - Ucitel (2760), lichess.org, 2020.

6.Bg3 c6 7.Nf3 Nbd7 8.Be2 0-0 9.0-0 Re8 10.d4 Nf8 11.Bd3 Ng6 12.Ne5 Ne5 13.Be5 Bd6 14.f4 (14.Bd6!? Qd6 15.Ne2=) 14...Ng4 15.Qf3 (15.Qe1 Bb4 (15...Ne5?! 16.fe5 Bb4 17.e4=+) 16.Rb1 Ba5-+) 15...f6 (15...Bb4 16.Nd1 f6 17.f5 Ne5 18.de5 Re5 19.Rb1-+) 16.Bd6-/+ Qd6 (16...Re3!? 17.Qd1 Qd6-/+) 17.Rae1 Nh6 18.h3 (18.f5 Qa3 19.Ne2 Re7= (19...Qa2?? 20.Ra1 Qb2 21.Rfb1 Qb1 22.Rb1+-)) 18...Bf5=+ 19.Ne2 Be4 20.Be4 Re4 21.Ng3 Re7 22.c4? (22.e4 de4 23.Re4 Re4 24.Qe4 b6=) 22...Rae8 (better 22...dc4!? 23.Qf2 b5-/+) 23.c5 (23.cd5!? Qd5 24.Qd5 cd5 25.Kf2=) 23...Qd7=+ 24.Re2 Nf5 25.Nf5 Qf5 26.Rfe1 Qd3 27.Kf2 a5 28.Rb2 a4 29.Qe2 Qe4 (29...Qa3 30.Qd2=) 30.Qc2 Qe6 (30...Qc2 31.Rc2 Kf7 32.Rb2+=) 31.Qd3 (31.Qa4 Qf7+=) 31...h5 (31...Qf7 32.Rb4=) 32.Rb6 f5 33.Re2 Qf7 (33...h4 34.Rb4=) 34.Rb4+= a3 (34...g5 A) worse 35.Ra4 gf4 36.Kg1 Re3 37.Re3 fe3-/+ (37...Re3?! 38.Ra8 Kg7 39.Qd2=); B) 35.fg5 f4 36.Kg1= (36.Ra4 Re3 37.Ra3 Rd3 38.Rd3 Re2 39.Ke2 Qf5-+)) 35.Rb3 (35.Qa3 Qg6+=) 35...Qf6 (better 35...g5!? 36.g3 h4=+) 36.Ra3+/- Qh4 37.Kf1 Qg3 (37...Qf6 38.Ra7+/-) 38.Qd2 (better 38.Qf5!? g6 39.Qg5 Qg5 40.fg5 Rf8 41.Ke1+-) 38...h4 39.Qe1 Qg6 (better 39...Qe1!? 40.Re1 Kf7+/-) 40.Qh4+- Re4 41.Qf2 Qe6 42.Ra7 Re7 43.Ra3 Kf7?? (43...Re8 44.Rb3 Re7+-) 44.Qf3 Qf6 45.Kf2 Qg6 46.Qg3 (46.Rb2 Qh6+-) 46...Qh6 (46...Qg3 47.Kg3 Rd4 48.ed4 Re2 49.Rb3+-) 47.Qg5 (better 47.Rb2!? Qe6 48.Rb4+-) 47...Qg5+/- 48.fg5 Kg6 49.Kf3 (49.g3!? Kg5 50.Rb3+/-) 49...Kg5 50.Rb3 Kh4 (better 50...f4!?+=) 51.Reb2 g5 Black prepares f4 52.Re2 (better 52.Rb7 Re3 53.Kf2+/-) 52...f4= 53.a4?? (53.Reb2 fe3 54.Ke2 Rd4 55.Re3 Rde4 56.Re4 de4+=) 53...Kh5?? (better 53...fe3 54.Re1 Rf4 55.Ke2 Rf2 56.Kd1 e2 57.Kd2 Rg2-+) 54.g3 fe3 55.Rbe3 Rf7 56.Kg2 Rd4 57.g4 (57.Re6 Rh7= (57...Ra4? 58.g4 Rg4 59.hg4 Kg4 60.Rg6+-)) 57...Kg6=+ 58.Re6 Rf6 59.Rf6 (better 59.Re8!?=+) 59...Kf6-/+ 60.Rf2 Kg7 (60...Kg6 61.Rb2 Ra4 62.Rb7-/+) 61.Rf5 (61.Rb2 Rc4 62.Rb7 Kf6=) 61...Ra4 (better 61...Kg6!?-+) 62.Rg5= Kf6 63.Rf5 Kg6 64.h4?? (64.Kg3 Rc4 65.h4 Rc5 66.h5 Kg7 67.Rg5 Kh8 68.Re5=) 64...Ra2 (better 64...Rg4 65.Kf3 Kf5-+) 65.Kf3 Ra4 (65...Ra3 66.Kf4 Ra4 67.Kg3+=) 66.h5+/- Kh6 (66...Kg7 67.Rg5 Kf6 68.Rg6 Ke5 69.h6 Ra3 70.Kg2+/-) 67.Re5 (67.Rf6 Kh7+-) 67...Ra3 68.Kf4 Ra4? (better 68...Rc3+/-) 69.Kf5+- Kg7 (69...Ra8 70.Re6 Kh7 71.g5+-) 70.Re6 (70.h6!? Kh7+-) 70...Kf8 71.Rg6 (71.h6 Ra8+-) 71...Ke7? (71...Ra1 72.h6 Rf1 73.Kg5+-) 72.Kg5 (72.Rg7!? Kf8 73.Rb7 Ra8+-) 72...Re4 (better 72...Kf7+-) 73.Rg7 Ke6 74.Rg6 Ke5?? (74...Ke7 75.h6 Re5 76.Kf4+-) 75.Rg7 (better 75.h6 Kd4 76.h7+-) 75...Kd4?? (75...Ke6 76.h6 Re5 77.Kg6 Re4+-) 76.Re7?? (better 76.h6 Re8 77.h7+- (77.Rb7?! Kc5 78.h7 d4+-)) 76...Kc5 (better 76...Re7 77.Kf6 Rh7-+) 77.Re4+- de4 78.h6 (better 78.Kf4+-) 78...e3=+ 79.h7 (79.h7 e2 80.h8Q=+) 1-0. BeepBeepImAJeep (2725) - EPThompson (2630), lichess.org, 2020.

5.e3 d6

6.Bd4 0-0 7.Qf3 c5 8.Bf6 Bf6=+.

6.Bf6 gf6 7.Nf3+=.

6.Bf6 Bf6=+ 7.d4 0-0 8.Nd5 Be6 9.Nf6 Qf6=.

6.Bf6 Bf6=+ 7.d4 0-0 8.Qf3 Re8 9.Rd1 (9.Ne4 Nd7=+) 9...c5 10.Ne4 Bd4! 11.Bc4?? (11.Rd4 cd4) 11...Be6?? (11...d5 12.c3 Re4 (12...dc4?! 13.cd4 Qa5 14.Rd2-/+) 13.cd4 Bg4-+) 12.Be6+- Re6 (better 12...Qa5 13.Kf1 Qa6 14.Ne2 Re6 15.ed4 cd4+-) 13.Nh3?? (13.ed4 Qe7 14.dc5 Re4 15.Ne2=+) 13...Be5 (13...d5 14.Nhg5 Re7 15.ed4 de4 16.Qh3-+) 14.Nhg5 (14.0-0 Qh4-/+) 14...Re7 (14...Qa5 15.Kf1 Re7 16.Qf5-/+) 15.0-0=+ Attacks the backward pawn on d6 15...h6 16.Nh3 Nc6 (16...Qc7 17.Nf4 Re8 18.Nd5=+) 17.Nf4 (17.Nc5 Qc7 18.Nd3 Rc8=) 17...Qa5=+ 18.c4 (18.Nd5 Ree8-/+) 18...Ree8 (18...Qa2!? 19.Nd5 Ree8-/+) 19.Nd6=+ Bd6 20.Rd6 Qa2 21.Nd3 (21.Rd7 Ne5 (21...Qc4?! 22.Rb7 Qe4 23.Qh5=+) 22.Qb7 Reb8-+) 21...Qc4-/+ 22.Rc1 Qe4 23.Qe4 Re4 24.Nc5 Re7 25.Nb7 Rb7 26.Rdc6 a5 27.Kf1 (27.Rc7 Rc7 28.Rc7 a4-/+) 27...Kh7 (27...Rb2 28.Rc8 Rc8 29.Rc8 Kh7 30.Rc7-/+) 28.Ra1 (28.Rc8 Rc8 29.Rc8 Rb2=+) 28...a4=+ 29.Rc3 Kg6 30.Rca3 Exerts pressure on the isolated pawn 30...Rb4 31.Ke2 Kf5 32.Kd3 Ke5 33.f3 (33.Kc3 Re4=+) 33...Kd5 (33...f5 34.Kc3 Rab8 35.Ra4 Rb3 36.Kc4 Re3 37.Ra5 Kf6 38.Ra7=) 34.e4=+ Kc5 (34...Ke5 35.Kc3 Rd4 36.f4 Ke4 37.Re1 Kd5 38.Re5 Kd6 39.Kd4+-) 35.Rc3 (35.Rc1 Kb5=+) 35...Kb6 36.g4 ½–½. Walker – Schulz, ECC3.041, 2003.

6.Bf6 Bf6 7.d4 0-0 8.Nf3 c5 9.Nd5 cd4 (9...Be6 10.Nf6 Qf6 11.c4=) 10.Nf6 Qf6 11.Qd4 Qd8 12.Bd3 Qa5 (12...Nc6 13.Qd5=) 13.Nd2 (13.Ke2 Rd8+=) 13...Nc6= 14.Qh4 Bf5 15.Ke2 Rfe8 16.Nb3 Qe5 (16...Bd3 17.cd3 Qd5 18.Qg4=+) 17.Rad1 (17.Rhd1 Bd3 18.cd3 Re6=+) 17...a5 18.a4 (18.Bf5 Qf5 19.Rd2 a4=+) 18...Nb4 (18...Rac8 19.c3-/+) 19.Nd4 Bg6 (19...Nd3!? 20.cd3 Bd7=+) 20.Bg6= hg6 21.c3 (better 21.Rd2!?=) 21...Nd5-/+ 22.Rc1 (22.Kd2 Rac8 23.Nb5 Nc3 24.Nc3 Qc3 25.Ke2-/+) 22...Nf4?? (better 22...Ne3 23.Qg3 Ng2 24.Kd2 Nf4-/+) 23.Kf1 (23.Kd2!? Ne6 24.Ne6 Re6 25.Qc4=) 23...Nd3=+ 24.Rd1 Nc5 (24...Nb2!? 25.Nf3 Qc3 26.Rd6 Qb3-/+) 25.Nb5= Attacks the isolani on d6 25...Rad8 26.Qd4 Qe6 (better 26...Qe4!?=) 27.Nc7+/- (worse 27.Nd6 Ne4 28.Ne4 Rd4 29.Rd4 Qc6-/+) 27...Qd7 (27...Qa2 28.Ne8 Re8 29.Ke1+=) 28.Ne8 Qe8 29.h4 Na4 (29...Qa4!? 30.h5 Qd4 31.cd4 Nb3+/-) 30.h5+- Qb5 31.Kg1 (31.c4!? Qc5 32.hg6 Qd4 33.Rd4 fg6+-) 31...gh5 32.c4 Qf5 33.Rh3 (33.Ra1 Nc5 34.Ra5 Rc8+/-) 33...Nc5 (33...g6 34.e4 Qe6 35.e5+/-) 34.Rf3 (34.Qb2!?+/-) 34...Qc2 35.Rd2 Qb1 36.Kh2 a4 (36...Qe4 37.Rh3+=) 37.Rg3 Ne6 38.Qa7 (38.Qh4 Rc8+/-) 38...Qb4 39.Ra2 (39.Rd5 Qc4 40.Rh5 Qa6 41.Qa6 ba6+=) 39...Qc4 (39...Nc5 40.Rh3 Qc4 41.Rd2=+) 40.Qa4 (40.Ra4 Qd5=) 40...Qd5 (40...d5 41.Qa5=) 41.Rb2 Qe5 42.Rb4 (42.Rb6 d5=) 42...Nc5 43.Qa5 Rf8 44.Rf4 (44.Rh4 g6=) 44...Qe6 (44...Nd3 45.Qe5 de5 46.Rf5=+) 45.Qb6 (45.Rh4 Qf5=) 45...Ne4 46.Rgf3 Nf6 (46...Qe5 47.Qd4 Nf6 48.g3=) 47.Qd4 (47.Qb7!? Qe5 48.g3+=) 47...Ng4 (better 47...Qe5=+) 48.Kg3?? (48.Kg1!?=) 48...Rc8 (48...Ne5 49.Qb6-+) 49.Re4? (49.Rf5 Rc4 50.Qd5 Nf6 51.Qe6 fe6=+) 49...Qg6 (better 49...Ne5!? 50.Kh2 Nf3 51.gf3 Qg6-+) 50.Kh3 Ne5 51.Rg3 (51.Re5 Qg4! 52.Qg4 hg4 53.Kg4 de5-/+) 51...Qe6 52.Kh2 Rc1 (52...f5 53.Re5 de5 54.Qh4-/+) 53.Rf4 (better 53.Qb2!? Qc8 54.Qb5=+) 53...Ng4-/+ 54.Rfg4 hg4 55.Rg4 (55.Qg4 Qg4 56.Rg4 Rc5-/+) 55...Qh6 (55...Qe5!? 56.Qe5 de5-/+) 56.Kg3=+ Rc6 (56...b5 57.Qb6 Rc5 58.Qd8 Kh7 59.Qe7=+) 57.Qe4 (57.Qa7 Qe6=) 57...Rc8 (better 57...Qe6!?-/+) 58.Qb7= Rf8 59.Qf3 Qe6 60.Qf4 Qe5 (60...Rc8 61.Rh4=) 61.Kf3 Qd5 62.Qe4 Qc5 63.Qd4 Qd4 (63...Qf5!? 64.Kg3 Qe5 65.Qe5 de5=) 64.Rd4+/- Rd8 65.g4 (65.Ke4 Kf8+/-) 65...Kf8+= 66.Ke4 Ke7 67.Kd5 Ra8 68.Rc4 Ra5 69.Kd4 Rg5 70.f3 Ra5 71.Rc7 (71.f4 g5+=) 71...Ke6 72.f4 Ra4 73.Kd3 g6 74.g5 d5 75.Rc6 Ke7 76.Rf6 Ra3 (76...Re4!?=) 77.Kd4+= Rb3 (77...Ra5 78.Rc6 Ra3 79.Rb6+=) 78.Rc6 (78.Ra6!?+/-) 78...Ra3 79.Rb6 Kd7 80.Rb5 (80.f5 Ra4 81.Ke5 Re4 82.Kd5 gf5+=) 80...Ke6= 81.Rb6 (81.Rd5?? Ra4 82.Kc5 Ra5 83.Kd4 Rd5 84.Ke4 Ra5-+) 81...Ke7 (81...Kd7 82.Kd5 Re3 83.Rb7 Ke8 84.Kd4+=) 82.Rb7 (82.Kd5 Re3 83.Rb7 Kf8+=) 82...Ke6= 83.Rc7 Ra4 84.Kd3 Rb4 85.Rc6 Ke7 86.Ra6 Rc4 87.Ra5 Ke6 88.Ra6 Ke7 89.Ra7 Ke6 90.Ke2 Rb4 91.Kf3 Rc4 92.Ra6 Ke7 93.Rb6 Ra4 94.f5 gf5 95.Rf6 f4 96.Rf4 Ra1 97.Rf5 Ke6 98.Rf6 Ke7 99.Ke2 Rg1 100.Rf5 Rg2 (100...Ke6 101.Rf6 Ke5 102.Rf7 Rg5 103.Re7 Kd6 104.Re8=) 101.Kf3 (101.Kf1 Rd2 102.Ke1+=) 101...Ra2 (better 101...Rd2!?=) 102.Rd5+/- Ra4 103.e4 Ra1 104.Kf4 Rf1 105.Ke5 Rg1 106.Kd4 Rd1 107.Kc5 (better 107.Kc3!? Rg1 108.Kd2+/-) 107...Rc1= 108.Kd4 Rd1 109.Ke3 Re1 110.Kf3 Rf1 (110...Ra1 111.Rf5 Ke6+/-) 111.Ke2+/- Rg1 112.Rf5 Rg2 113.Ke3 Rg1 114.Kf4 Ra1 115.Rb5 Rg1 116.Rb7 Ke6 117.Rb6 Ke7 118.Kf5 Rf1 119.Ke5 Rg1 120.Rb7 Kf8 121.Kf5 Rf1 122.Ke5 (122.Kg4 Rg1 123.Kf4 Rf1 124.Ke3 Kg7+=) 122...Rg1 123.Kf4 Rf1 124.Ke3 Rg1 125.Rb5 Ke7 126.Kf2 Ra1 127.Kf3 Rf1 128.Ke3 Rg1 129.Kd4 (129.Re5 Kd6 130.Ra5 Re1 131.Kd3 Rg1+/-) 129...Rg2 (129...Kf8 130.Rf5+=) 130.Re5 Kf8 131.Rf5 Rg1 132.Ke5 (132.e5 Ke7+=) 132...Ke7 (132...Rg4+=) 133.Kf4 Rg2 (133...Ra1 134.Rc5 Kd6+/-) 134.Rc5 Rg1 135.Rc7 Ke6 136.Rc6 Ke7 137.Kf5 Rf1 138.Ke5 Rg1 139.Rc7 Kf8 140.Ra7 (140.Kf4!?+/-) 140...Rg5 141.Kf6 Rg6 142.Kf5 Rb6 143.e5 Re6 144.Ra8 Re8 145.Re8 (145.Ra6!?+=) 145...Ke8= 146.e6 fe6 147.Ke6 ½-½. Timmermans,Mark (2385) - Marchena Hurtado,J (2360), Titled Tuesday, 2021.

6.Bg3 Nc6 7.Nf3 Be6 8.Be2 Qd7 9.0-0 0-0 10.d4 d5 11.Nb1 (11.Rb1 Rab8=) 11...Ne4=+ 12.Nfd2 (12.Bf4!?=+) 12...Ng3-/+ 13.hg3 Bd6 14.c4 dc4 15.Nc4 Be7 16.Nc3 Rfd8 17.Ne4 (17.Qb1 Rab8=+) 17...Qd5 18.Nc3 Qd7 19.a4 (19.Ne4 a6-/+) 19...a6 20.Rb1 Rab8 21.Ne4 (21.Bd3 Nb4 22.Ne5 Qe8=+) 21...b5-/+ 22.ab5 ab5 23.Ncd2 (better 23.Nb2-/+) 23...Bf8?? (better 23...f5 24.Nc3 Nd4 25.ed4 Qd4 26.Nb5 Qd2 27.Nc7 Rb1 28.Qb1 Ba2-/+) 24.Bb5+/- (worse 24.Rb5 Nd4 25.Rb8 Ne2 26.Qe2 Rb8-/+) 24...Qe8 25.Qc1?? (25.Qh5 h6+/-) 25...Bd7?? (better 25...Rb5!? 26.Rb5 Nd4 27.ed4 Qb5=+) 26.Bd3 (26.Qc4 Rb6+/-) 26...Nb4+= 27.Ra1?? (better 27.Bc4 Bf5 28.f3+=) 27...Nd3-+ 28.Qc2 Bb5 29.Nc3 (29.Rfd1 c5! 30.dc5 Rbc8-+) 29...c6 (better 29...Nb4 30.Qe4 Bf1 31.Qe8 Re8 32.Kf1 c5 33.dc5 Bc5-+) 30.Nb5 Nb4 (30...cb5 31.Qd3 Qe6 32.Rfb1+=) 31.Qf5 Rb5 32.Qg4 Qe6 (32...f5 33.Qh3-+) 33.Qe6 fe6 34.Nf3 e5! 35.de5 (35.de5 c5 Passed pawn; 35.Ne5 c5 Combination) 35...c5 36.Rac1 h6 37.Rc4 Nc6 38.Rfc1 (38.Re4 Re8-+) 38...Re8 39.Re4 Kf7 40.Kh2 (40.g4 g5-+) 40...Ke6 41.Nh4 (41.g4 Rb4 42.Rb4 Nb4-+) 41...g5 (41...Ne5?! 42.f4 Bd6 43.fe5 Be5 44.Rec4-/+) 42.Nf3 Ne5 (better 42...Rb2-+) 43.Re5+= (43.Ne5? Kf5 44.Nd7 Re4 (44...Ke4?! 45.Nf6 Kd3 46.Ne8-/+) 45.Nf8 c4-+) 43...Kf7 44.Re8 Ke8 45.Nd2 Kd7 46.Ne4 Kc6 47.f4 gf4 (47...Rb3 48.Re1+=) 48.ef4 (48.gf4 Rb3 49.Rc3 Rc3 50.Nc3 Bg7+/-) 48...Kb6 (48...Rb4 49.Re1+=) 49.Nf6 Bd6 50.Nd5 Kc6 51.Ne3 Rb4 52.Nc4 (52.Nf5 Bf8+/-) 52...Be7+= 53.g4 (53.Re1 Rc4 54.Re7 Rd4+=) 53...Kb5= 54.Ne5 (better 54.Na3!? Ka4 55.Nc4=) 54...Rf4-/+ 55.Ng6 Rf7 56.Ne7 Re7 57.Kg3 Rc7 Black prepares the advance c4 (57...c4 58.Kf4-+) 58.Kh4 c4 59.Kh5 c3 (59...Rc6 60.g5 hg5 61.Rb1 Ka4 62.Kg5 c3-+) 60.Kh6+= c2?? (better 60...Kc4 61.g5 Rc8+=) 61.g5+- Kb4 62.g6 Rc6 (62...Kc3 63.g7 Rc8 64.Kh7+-) 63.Kh7 Kb3 (63...Rc4 64.g3 Rc3+-) 64.g7 Kb2 65.Rc2!! Rc2 (65...Kc2 66.g8Q Combination; 65...Rc2 66.g8Q Combination) 66.g8Q Rc1 67.Qg7 Kb1 68.Qg5 (68.Qb7 Kc2+-) 68...Rc2 69.Qg6 Kc1 70.Qc2! Kc2 71.g4 Kd3 72.g5 Kd4 73.g6 Kd5 74.g7 Kd6 75.g8Q Kd7 76.Qg7 Kd6 77.Qg6 Kc5 78.Qg5 Kb4 79.Qh5 Ka3 80.Qg4 Kb2 81.Qg3 Ka1 82.Qg2 Kb1 83.Kg6 Ka1 (83...Kc1 84.Kf5 Kb1 85.Ke5 Kc1 86.Kd4 Kd1 87.Kd3 Ke1 88.Qe2) 84.Kf5+- Kb1 85.Qg1 (85.Ke4 Ka1 86.Kd4 Kb1 87.Kc3 Kc1 88.Qc2) 85...Ka2 86.Kf4 Ka3 (86...Kb3 87.Qc5 Kb2 88.Qb4 Ka2 89.Ke3 Ka1 90.Kd4 Ka2 91.Kc3 Ka1 92.Qb2) 87.Qe3 (87.Qb1 Ka4 88.Ke4 Ka5 89.Kd5 Ka4 90.Kc4 Ka5 91.Qb5) 87...Ka4 (87...Kb4 88.Qb6 Kc3 89.Ke4 Kc2 90.Kd4 Kd2 91.Qb2 Ke1 92.Ke3 Kd1 93.Qd2) 88.Qe4 (88.Qc3 Kb5 89.Ke4 Kb6 90.Kd5 Kb7 91.Qc6 Kb8 92.Qd7 Ka8 93.Kc6 Kb8 94.Qb7) 88...Ka3 (88...Kb3 89.Qd4 Kc2 90.Ke4 Kb1 91.Qd1 Kb2 92.Kd4 Ka3 93.Kc3 Ka2 94.Qe2 Ka3 95.Qa6) 89.Qe6 (89.Ke3 Ka2 90.Qc2 Ka1 91.Qc3 Ka2 92.Kd2 Kb1 93.Qb4 Ka2 94.Kc3 Ka1 95.Qb2) 89...Kb2 90.Qd7 (90.Ke4 Kc3 91.Qc6 Kb2 92.Kd4 Kb3 93.Qc3 Ka2 94.Qb4 Ka1 95.Kc3 Ka2 96.Qb2) 90...Ka1 (90...Kc2 91.Ke4 Kc1 92.Kd3 Kb2 93.Qb5 Ka3 94.Kc3 Ka2 95.Qb2) 91.Qc7 (91.Qd2 Kb1 92.Ke4 Ka1 93.Kd4 Kb1 94.Kc3 Ka1 95.Qb2) 91...Kb1 (91...Kb2 92.Qc4 Kb1 93.Qb3 Kc1 94.Ke4 Kd2 95.Qb2 Ke1 96.Ke3 Kd1 97.Qd2) 92.Qb7 (92.Qc6 Kb2 93.Ke4 Ka2 94.Qb5 Ka3 95.Kd4 Ka2 96.Kc3 Ka3 97.Qb3) 92...Kc1 (92...Kc2 93.Ke4 Kc3 94.Qc6 Kb2 95.Kd3 Ka2 96.Qb5 Ka3 97.Kc3 Ka2 98.Qb2) 93.Ke4 (93.Ke4 Kc2 94.Qc6 Kb1 95.Kd3 Kb2 96.Qb5 Ka3 97.Kc3 Ka2 98.Qb2) 1-0. BeepBeepImAJeep (2640) - TheFord (2400), lichess.org, 2019.

6.Bg3 Be6 7.Bb5 (7.Rb1 b6=) 7...c6=+ 8.Ba4 Nbd7 9.d4 (9.Nf3 Nh5=+) 9...d5 10.Nge2 h5 (10...Qa5 11.Qd2-/+) 11.h3 (11.0-0 h4 12.Bf4 h3=+) 11...Qa5 12.Bb3?? (better 12.Qd2=+) 12...Bb4 13.Qd2 Ne4 14.Qd3 (14.Ne4 Bd2 (14...de4?! 15.c3 Bb3 16.cb4=) 15.Nd2 Nf6-+) 14...Nc3 15.0-0 Ne2 (15...c5!? 16.Bd6 Ne2 17.Qe2-+) 16.Qe2 Be7 Black intends h4 (16...Nf6 17.c4-+) 17.Rfc1 (17.e4 Nf6 18.ed5 cd5-+ (worse 18...Bd5 19.Rfe1 0-0 20.c4-+)) 17...b5 (17...h4 18.Bh2-+) 18.a4 b4 19.Rab1 h4 20.Bh2 Nf6 21.f3 0-0 22.g4 (22.Qe1 c5 23.dc5 Bc5-+) 22...hg3! 23.Bg3 Nh5 (23...Bh3!? 24.Qh2 Bf5 25.Kf2-+) 24.Be5 Qd8 (24...f6 25.Bh2-+) 25.f4 (25.c4 Bd6 26.Bd6 Qd6-+) 25...g6 26.c3 (26.c4 Bh3 27.cd5 cd5-+) 26...Bf6 (better 26...f6 27.f5 Bf5-+) 27.cb4 Be5 28.de5 Qh4 29.Rc6? (29.Qf2 Qh3 30.Bd1-+) 29...Bh3 (better 29...Qg3 30.Qg2 Qe3 31.Qf2 Qh3-+) 30.Bd5 Rad8 31.Bf3? (better 31.Rg6 Kh7 32.Rg5-/+) 31...Qg3-+ 32.Kh1 (32.Bg2 Rd3 33.Qf2 Qf2 34.Kf2 Rd2 35.Ke1 Rg2-+ (35...Bg2?! 36.Rg6 fg6 37.Kd2-+)) 32...Rd2!! 33.Qd2 (33.Qd2 Qf3 Double attack) 33...Qf3 34.Kh2 Qc6 (better 34...Bf5 35.Qg2 Qe3-+) 35.Kh3 Kg7 36.Qg2 Qd7 37.Qg4 Qd3 (37...Nf4!? 38.Kg3 Qd3 39.Qf4 Qb1 40.Qd4-+) 38.Re1 Rh8 39.Kg2 Qd2 40.Re2 Qb4 41.e6 (41.Kf2 Qa4 42.Rd2 Rb8-+) 41...Qe4 (better 41...Nf6 42.Qg3 Qe4 43.Kf2-+) 42.Qf3 (42.Kg1 Ng3! (42...Qe6?! 43.Qe6 fe6 44.Rc2-+) 43.Qg3 Qh1 44.Kf2 Rh2 45.Qh2 Qh2 46.Kf3 Qh3 47.Kf2 fe6-+) 42...Qe6 (better 42...Nf4 43.ef4 Rh2 44.Kg1 Qf3 45.Rh2 Qd1 46.Kf2 Qa4 47.Rh4 Qd4 48.Kf3 fe6 49.Rg4-+) 43.e4 White plans f5 (43.f5 gf5 44.Kg1 Qe4 45.Qe4 fe4-+) 43...Qf6 44.f5 Qg5 45.Kf2 Nf4 46.Re1 (46.Qc3 Kg8 47.Qc8 Kh7 48.Qd7-+) 46...Rh2 47.Ke3 Ng2 (47...Ne6 48.Kd3 Qd2 49.Kc4 Qd4 50.Kb5 Qc5 51.Ka6 Qb6) 48.Kd4-+ Ne1 49.Qc3 Qf6 50.e5 Qd8 51.Ke3 Rh3 (51...Rh3 52.Kf2 Qh4 53.Qg3 Qg3 54.Ke2 Rh2 55.Kd1 Qd3 56.Ke1 Qe2) 0–1. Mittelstaedt,Joel (1755) – Zelbel,Patrick (2565), GER–ch Net Qual2 U18, 2011.

5.e4 0-0

6.a3 a6 7.Bf4 d6 8.Nf3 Qd7 9.Be2 Qg4 10.g3 Qh3 11.d4 =.

6.a3 Nc6 7.Bf4 d5 8.ed5 Nd5 9.Nd5 Qd5 10.Qf3 Qe6 11.Qe3 =+.

6.a3 d6 7.Bf4 Re8 8.d4 c6 9.Bd3 Bg4 10.Nge2 d5 11.e5 =.

6.a3 Re8 7.Bc4 c6 8.Nge2 b5 9.Bb3 a5 10.0-0 a4 11.Ba2 =+.

6.Bc4 Nc6 7.Bf4 Re8 8.Nge2 Bc5 9.d3 Na5 10.Bb3 Nb3 11.ab3 =+.

6.Bc4 Nc6 7.Bf6 Bf6 8.Nf3 (8.Nge2 d6+=) 8...Qe7 (8...Bc3 9.dc3 Qf6 10.Qd3+=) 9.Qe2 (9.Bd5 Qc5+=) 9...Bc3 10.dc3 d6 11.0-0 (11.Rb1 Rb8+=) 11...Bg4 12.Qd3 Bf3 13.Qf3 Ne5 14.Qe2 Rfe8 15.Rae1 Rad8 16.f4 Nc4 17.Qc4 c6 18.e5 (18.Qd4 a6+=) 18...de5-/+ 19.Re5 Qd7 20.a4 b6 21.Rfe1 Re5 22.fe5 Qd5 23.Qh4 Re8 24.Qd4 Qe6 25.a5 c5 (25...ba5 26.Qa7 Qd5 27.Qd4-/+) 26.Qe4 ba5 27.Qa4 c4 28.Qa5+= a6 29.Ra1 Qh6 30.Qc5 Qd2 31.e6 fe6 32.Qc4 a5 33.Qd4 Qg5 34.Qa7 Rf8 35.Qa5= Qe3 36.Kh1 Qe2 37.h3 ½–½. Seckler,Siggi (2190) – Hort,Wolfgang (1715), RSS5D easy–1, 2003.

6.Bc4 d6 7.Bf4 c6 8.Nf3 Ne4 9.Ne4 d5 10.Bd5 cd5 11.Nc3 =+.

6.Nf3 d6 7.Bf4 Nbd7 8.d4 d5 9.Nd5 Nd5 10.ed5 Nb6 11.c4 =.

6.Bf4 Re8 7.e5 Bb4 8.Be2 Bc3 9.dc3 Ne4 10.Bc4 c6 11.Kf1 =+.

6.Bg3 Bb4 7.Qf3 Re8 8.Nge2 Nc6 9.Bh4 Be7 10.Bg3 d5 11.e5 =+.

6.Bg3 Re8 7.Nge2 Bb4 8.f3 Ba5 9.Rb1 d5 10.e5 Nh5 11.f4 -/+.

6.Nf3 Nc6

7.Bf4 Bb4 8.Nd5 Nd5 9.ed5 Ne7 10.Bc4 b5 11.Bb5 =+.

7.Bf4 d5 8.ed5 Nd5 9.Nd5 Qd5 10.Bc7 Nb4-/+ 11.Rc1 Na2 12.Rb1 Nb4 13.c3 (13.Be5!? f6 14.Bc3 Qe4 15.Be2 Nc2 16.Kf1 Na3-/+) 13...Bf5-+ 14.Rb4 Bb4 15.Be2 Rfc8 16.Be5 Be7 17.Qa4 Be4 18.Bd4 Qf5 19.0-0 Bc6 20.Qd1 Bd6 21.Be3 Qh5 22.g3 Qh3 23.Re1 a5 24.Nh4 Qe6 25.Nf3 Qe4 26.d3 Qa4 27.Qa4 Ba4 28.c4 Bc6 29.d4 a4 30.Ra1 Bf3 31.Bf3 Rc4 32.Bb7 Ra5 33.Kf1 a3 34.Ke2 a2 35.Be4 Bb4 36.Bd3 Bc3 37.Bc4 Ba1 38.Kd3 Ra3 39.Ke4 Kf8 40.g4 Bc3 41.Ba2 Ra2 42.h4 Be1 43.Kf3 Ke7 44.g5 Kd6 45.h5 Ke6 46.Ke4 Bf2 47.d5 Ke7 48.Bf4 Bc5 49.Be5 Ra4 0–1. market (2250) – Connected (2275), GameColony.com, 2002.

7.Bf4 d5 8.Nd5 Nd5 9.ed5 Qd5 10.Be2 g5 11.c4 Qd8=+ 12.Bg3 f5 13.h3 f4-/+ 14.Bh2 Bf5 15.0-0 Bf6 16.Rc1 Bb2 17.Qb3 Bc1 18.Rc1 Nd4 19.Nd4 Qd4 20.Qb7 Rad8 21.Qb3 Qd2-+ 22.c5 Kg7 23.Qc3 Qc3 24.Rc3 Rfe8 25.Kf1 Rd2 (25...Rd2 26.Bf3 Ra2-+) 0–1. Saint Jean,Benoit (1665) – Melia,Ken (1830), WC.2005.P.00012, 2002.

7.Bf6 Bf6 8.d4 d6 9.Rb1 Bg4 10.Ne2 Re8 11.Qd3 Rb8 12.c3 Ne7 13.h3 Bf3 14.Qf3 c5 15.Qd3 Qa5 16.Rb5 Qa2-/+ 17.Qb1 Qb1 18.Rb1 cd4 19.cd4 b5 20.Kd2 a5 21.g4 Ng6 22.Kd3 b4-+ 23.f4 a4 24.g5 Be7 25.h4 b3 26.f5 Nf8 27.Nc1 h6 28.gh6 gh6 29.Rg1 Kh7 30.h5 Bf6 31.Bg2 Rb4 32.Ne2 b2 33.e5 Rb3 34.Nc3 Rc8 35.Ke2 Rcc3 (35...Rcc3 36.ef6 Rc2 37.Kd1 Rc1 38.Rc1 b1Q (38...bc1N?! 39.Bd5=) 39.Rb1 Rb1 40.Kc2 Rg1-+; < 35...Rbc3 36.ef6 Rc2 37.Ke3 R8c3 38.Kf4 Rf2 39.Ke4-+) 0–1. Mosley,Gene – Kruse,Ernst_Bruno, DESC, 2005.

7.Bg3 Re8 8.Be2 Nh5=+.

5.e4 Nc6

6.Bf4= d5 7.Nd5=+ Nd5 8.ed5 Qd5 9.c3 0-0 10.Qf3 Be6 11.Qd5+= Bd5 12.Bc7 Rfe8 13.Ne2 Ba3 14.f3 Bc4 15.Kf2 Rac8 16.Bf4 Bc5 17.d4 Bb6 18.Be3 Ne7 19.Bd2 Nd5 20.Re1 Ba2 21.g3 g6 22.Nc1 Re1 23.Ke1 Bc4 24.Bc4 Rc4 25.Ke2 Bc7 26.Kd3 b5 27.Nb3 Ra4 28.Ra1 Ra1 29.Na1 Nb6 30.Nb3 Nc4 31.Bc1 f5 32.Nd2 Nd2 33.Bd2 Kf7 34.c4 bc4 35.Kc4 Ke6 36.d5 Kd7 37.Bc3 Bb6 38.g4 (38.Be5 a6+=) ½–½. Engelhardt,Georg – Valvo,Michael Joseph, corr ICCF WT/M/GT/297, 1991.

6.Bf4 d5 7.e5 Ne4 8.Ne4 de4 9.Bb5=+.

6.Bf4 d6 7.Rb1 0-0 8.Bb5 (8.d4!?=) 8...Nd4 9.Bd3 b6 10.Be3 Nc6 11.Nf3 d5 12.0-0 d4 13.Bb5 Bb7 14.Bc6 Bc6 15.Nd4 Be4 16.Ne4 Ne4 17.Qg4 Nc5 18.Nf5 Ne6 19.Nh6 Kh8 20.Nf7! Rf7 21.Qe6 Rf6 22.Qe4 Rg6 23.f4 Qf8 24.f5 Rd6 25.Rbe1 Bf6 26.Bf4 Rd7 27.Qc6 Qd8 28.Re6 Bd4 29.Kh1 Rf7 30.Rfe1 1–0. marekt – sasan_amiri, ChessWorld.net, 2003.

6.Bf4 d6 7.Bb5 0-0 =.

6.Bf4 d6 7.Nf3 0-0 8.Be2 Re8 (8...Qd7 9.0-0=) 9.0-0 Bf8 (9...a6 10.d4=) 10.Bg5 h6 11.Bf6 Qf6 12.Bb5 (12.Rb1 Ne5=) 12...Bd7 (12...Bg4 13.h3 Bf3 14.Qf3 Qf3 15.gf3=) 13.Nd5 Qd8 14.Re1 a6 15.Ba4 b5 16.Bb3 Na5 17.d4 c6 18.Nf4 Nb3 19.ab3 Qf6 20.Nd3 Bg4 21.c3 a5 22.Re3 Qd8 23.h3+= Bh5 24.Nf4 Bf3 25.Qf3 a4 26.ba4+= ba4 27.d5 c5 28.Re2 Qd7 29.Ra3 Ra7 30.Nd3 f6 31.Nf4+/- Rea8 32.Ne6 Rb8 33.Re1 Rb3 34.Rea1 Qb5 35.Qd1 Ra3 36.Ra3 Be7 37.Kh2 g6 38.Qc2 Kf7 39.Qd2 Qf1?? 40.Qh6 Qf2 41.Qg7 Ke8 42.Qg8 Kd7 43.Qb8 c4 44.Qb5 Kc8 45.Qe8 1–0. market (2220) – avargas (1920), GameColony.com, 2002.

5.e4 d6

6.Bd4 0-0 7.Nf3 Nc6 8.Be3 d5 9.ed5 Nd5 10.Nd5 Qd5 11.Be2 Re8 12.0-0 Bg4 13.Qb1 Ne5 14.c4 Nc4 (14...Nf3? 15.gf3 Qc6 16.fg4+-) 15.Bc4 Qc4 16.Ne5 Qd5 17.Ng4 f5 18.Ne5 Qe5 19.Qb7 c5 20.Rfe1 Bd6 21.Qb3 Qe6 22.Rec1 Rac8 23.Qe6 Re6 24.Rc4 Re4 25.Re4 fe4 26.Rb1 Rc7 27.f3 ef3 28.gf3 c4 29.Rb8 Kf7 30.Ra8 Bb4 31.Kf2 a5 32.Rb8 Rc6 33.Rb7 Kg6 34.a4 h6 35.h3 Kf6 36.Bd4+= Ke6 37.Bc3 g6 38.Bb4 ab4 39.Rb4 Kd5 40.Rb5 Kd4 41.a5 Ra6 42.f4 Kd3 43.Rd5 Ke4 44.Re5 Kd3 45.Ke1 Rf6 46.Re3 Kd4 47.Rg3 Kc5= 48.d3 cd3 49.Rd3 Rf4 50.Rg3 Rf6-/+ 51.Ke2 Kb4 52.Re3 Ka5 53.Re8 g5 54.Ke3 Kb4 55.Rd8 Kc5 56.Rc8 Kd5 57.Ra8 Rb6 58.Ra5 Ke6 59.Ke4 Kf6 60.Ra3 h5 0–1. b4_player (2150) – MiXeR (2320), GameColony.com, 2002.

6.Bf4 0-0 7.Nf3 Nbd7 8.d4 Re8 9.Be2 Nb6 10.0-0 c6 11.Qd3 =.

6.Bf4 Nc6 7.Nf3 0-0 8.Be2 Qd7 9.0-0 Qg4 10.g3 Qe6 11.Re1 =.

6.Bf4 Nbd7 7.d4 0-0 8.Bd3 Re8 9.Nf3 d5 10.Nd5 Nd5 11.ed5 =.

6.Bg3 0-0 7.Nf3 Nbd7 8.Bc4 c6 9.Rb1 Nc5 10.e5 Nfe4 11.Ne4 =+.

6.Bg3 c6 7.Nf3 Nh5 8.Be2 0-0 9.0-0 f5 10.e5 Ng3 11.hg3 =+.

6.Bg3 Nc6 7.Bb5 0-0 8.Nf3 Bg4 9.h3 Bd7 10.d4 Re8 11.0-0 =.

6.Bg3 Nbd7 7.d4 Nb6 8.Bd3 0-0 9.Rb1 Re8 10.Nf3 d5 11.e5 =.

5.Nf3 d6

6.Bg3 0-0 7.e3 c6 8.Bc4 Nbd7 9.0-0 Nb6 10.Bb3 Bg4 11.Na4 Na4 12.Ba4 Ne4 13.c3 Qa5 14.Bc2 Ng5 15.Bd3 Nf3 16.gf3 Bh3 17.Re1 Kh8 18.Bf1 Bf1 19.Rf1 Rad8 20.Qb3=+ Rd7 21.Qb4 Qd5-/+ 22.Qd4 Qf3 23.Qa7 h5 24.h4 Qg4 25.Qd4 Qd4 26.ed4 f5 27.f3 f4 28.Bf2=+ d5 29.Rfb1 Bf6 30.Kf1 Kh7 31.Rb2 Ra8 32.Re1 Kg6 33.Re2 Kf5 34.Kg2 b5 35.Be1 Rda7 36.d3 Ra3 37.Kf1 R8a4 38.Rec2 b4 39.Rb4 Rb4 40.cb4 Rd3 41.Rc3 Rd1 42.Ke2=+ Ra1 43.Rc6 Ra2 44.Kd3 Ra3 45.Rc3 Ra1 46.Bf2 Rb1 47.Rc5 Ke6 48.Rc6 Kd7-+ 49.Rc5 Rb3 50.Ke2 Rb2 (50...Rb2 51.Kd3 Rf2 52.Rd5 Ke6 53.Rh5 Rf3 54.Ke4 Rb3-+) 0–1. Schulze,H – Culic,Boran, Baden–Baden, 1988.

6.Bg3 0-0=+ 7.e3 c6 8.Bd3 Nbd7 9.Bf5 Nb6 10.Bc8= Qc8 11.a4 d5 12.0-0 Nh5 13.Bh4 Bh4 14.Nh4= Nf6 15.d3 Qe6 16.Qf3=+ Nc8 17.Ne2 Nd6 18.Nd4 Qe5 19.Nhf5 Rfe8 20.Rab1 c5 21.Nd6 Qd6 22.Nf5 Qc7 23.c4 Rad8 24.Rfc1 b6 25.cd5 Nd5 26.d4 Ne7 27.Ng3 Rd5 28.a5 c4 29.ab6 ab6 30.Ne2 Rf5 31.Qg4+= Ra5 32.Rb4 c3 33.Qe4 Ra3 34.Qb1 Nd5 35.Rb3 Ra4 36.Nc3 Rc4 37.Na2 Rc8 38.Rc4 Qc4 39.h3 h6 40.Rb2 Qc7 41.Nb4 Nc3 42.Qa1 Qd6 43.Nd3 Qc7 44.Qa6 Nd5 45.Qb5 Rd8 46.Ne5 Qc8 47.Qc4 Qf5+/- 48.Kh2 Rd6 49.Ra2 (49.Ra2 Qe6 50.e4+/-) 1–0. Baer,Werner – Schulz,Hans_Juergen, TT–15.18 ETC, 2005.

6.Bg3 0-0 7.e3 Nbd7 8.Be2 Re8 9.0-0 Nh5 10.Nd4 Ng3 11.fg3 Ne5 12.Nd5 c6 13.Nf4 Bd7 14.c3 c5 15.Nf3 Bc6 16.Qb3 1–0. drengur1 (1980) – terrier (2115), gameknot.com, 2015.

4...Ng4

5.Nd5?? Bc5 6.Bg3 c6 7.e3 Nf2 8.Kf2 cd5 9.d4 Be7 10.Bd3 d6 11.c3 Nd7 12.Qc2 Nf6 13.h3 0-0 14.Ne2 Bd7 15.Rhf1 Bc6 16.Kg1 Ne4 17.Rf3 Qd7 18.a4 Rac8 19.Be1 g6 20.Nf4 Ng5 21.Rg3 b6 22.h4 (22.a5 b5+=) 22...Ne4-/+ 23.Rh3 White intends h5 23...Rfe8 24.h5 Bg5 25.hg6 hg6 26.Rh1 (26.a5 b5-/+) 26...Kg7 (26...Qg4 27.a5-/+) 27.Be2 (27.a5!?-/+) 27...Rh8 28.Bf3 Rh1 29.Kh1 Qf5 30.Qe2 (30.Qc1-+) 30...Bf4 31.ef4 Rh8 32.Kg1 Qf4 33.Be4 de4 (33...Qe4?! 34.Qf2-+) 34.a5 (34.Bf2-+) 34...e3 35.Qb2 Qh2 36.Kf1 Qh1 0–1. Alonso,Francisco (2020) – Vigorito,David (2430), Reno Far West op, 2006.

5.Nd5?? Bd2!? 6.Qd2 Ne5-/+.

5.Nd5?? Ne5 6.Nb4=+ d5 7.Nf3 Nf3 8.ef3 Qe7 9.Qe2=+ Be6 10.c3 c5 11.Nd3 0-0 12.Nf4 Re8 13.Ne6 Qd6 14.Kd1 Re6 15.Qb5 Nc6 16.Qb7 Rb8 17.Qa6 Qf4 18.Bb5 Nd4! 19.cd4? Ra6 20.Ba6 Rb2 (20...Rb2 21.Ke2 Qd2 22.Kf1 Qf2#) 0–1. Goide,L – Perez,H, corr GB–ARG in FS, 1976.

5.Bg7 Rg8

6.Bd4 Nc6!? 7.Rb1 Bd6 =.

6.Bd4 Nc6 7.e3 Nd4 8.ed4 d5+= 9.Rb1 a5 +=.

6.Bd4 Nc6 7.e3 Nf2? 8.Kf2+- Nd4 9.ed4 Qh4 10.Ke3 Qg5 11.Ke2 Qe7 12.Kd3 d5 13.Qf3 (13.Nd5 Bf5) ½–½. Hirtreiter,Michael – Ochmann, corr BdF, 1988.

6.Bd4 d5 7.a3 Be7 8.h3 Nf6 9.e3 c5 +=.

6.Nd5 Rg7 7.Nb4 Nf2 8.Kf2 Qh4 9.g3 Qb4 10.Nf3 b6 11.Bg2 Nc6 12.Rf1 Ba6 13.d3 0-0-0 14.Qb1 Qc5 15.e3 Nb4 16.Nd4 Qc3 17.Ke2?? Re8-+ 18.Be4?? Re4 (18...Re4 19.Nf5 Nc2-+) 0–1. Merkl,M – Borrmann,Fritz, corr SOK–87–11, 1987.

6.Bd4 c5

7.Nd5 cd4 8.Nb4 Nc6 9.Nd3 (9.a3 Qa5+-) 9...d6 10.Nf3 (10.g3 Nge5+-) 10...Bf5 (10...Nge5 11.g3+-) 11.g3 Qf6 (11...Bd3 12.cd3 Nge5 13.Bg2+-) 12.Bg2 0-0-0 (12...Nge5 13.Rb1 Rb8 14.Nf4+-) 13.0-0 (13.Rb1 Rde8+-) 13...Be4 (13...Rde8 14.Rb1+-) 14.e3 (14.Rb1 Rde8+-) 14...de3 15.fe3 Qh6 16.h4 (16.Qe2 Rde8 17.h3 Nf6+-) 16...Ne3 (16...f5 17.Nf4+=) 17.de3+- Rg3 18.Kf2 Rg2 (18...Rdg8 19.Bh1+=) 19.Kg2 Qh4 20.Rg1 Rg8 (20...Ne5!? 21.Nde5 de5-/+) 21.Kf1+= Qh3 22.Ke1 Rg1 23.Ng1 Qe3 24.Kf1 f5 (24...Nd4 25.Nf2 Bf5 26.Ne2 Nc2 27.Rc1 Bh3 28.Nh3 Qh3 29.Kf2 Qf5 30.Kg3 Qg5 31.Kf3 Qh5 32.Kg2 Qg4 33.Kh2 Qh5 34.Kg1 Qg6 35.Kh1 Qh5 36.Kg1 Qg6 37.Kf1 Qf5 38.Kg2 Qg4 39.Kh2 Qh5 40.Kg1=) 25.Qe2 Qh6 (25...Qg3 26.Rd1+-) 26.Qf2 (26.Rd1 Qg5+-) 26...Qg7 (26...Qe6 27.Ne2+-) 27.Rd1 Qc3 28.Qd2 Qc4 29.Ne2 Bf3 (29...Qa2!? 30.Qc3 Qf7+-) 30.Ndf4+- Qa2 (30...Be2 31.Ne2 Qa2 32.Qd6 Qc2 33.Nf4 Qc4 34.Kf2+-) 31.Qd6 Qc2?? (31...Be2 32.Ke2 Qc2 33.Kf1 Qc4 34.Kf2 b6+-) 32.Qe6 Kb8 33.Qe8 (33.Qe8 Kc7 34.Rd7 Kb6 35.Qe3 Ka6 36.Qf3 Qb1 37.Kf2 Qb6 38.Kg2+-) 1–0. Buckley,Graeme N (2340) – Hebden,Mark L (2500), Shropshire Chess Congress, 2017.

7.Be3? Ne3 8.fe3 Qh4! Nikodem.

7.Nd5 Nc6

8.Bb2 Ba5 9.e4 Nb4 10.Nf3 Nd5 11.ed5 Qe7 12.Qe2 d6 13.Qe7 Ke7 14.h3 Nh6 15.0-0-0+/- f6 16.g4 Nf7 17.Re1+- Ne5 18.Ne5 fe5 19.f4 Bc7 20.fe5 de5 21.Be5 Be5 22.Re5 Kd6 23.Rh5 Rg7 24.Bd3 Bd7 25.Rf1 Rh8 26.Rf6 Ke7 27.Rfh6 Be8 28.Rh7 Rgh7 29.Rh7 Rh7 30.Bh7 Kd6 31.c4 (31.c4 a5 32.Bf5+-) 1–0. Landgraf,Manfred – Grehl,Siegfried, corr SOK–90–53, 1990.

8.Bb2 d6 9.e4 Be6 10.Bb5 a6 11.Bc6 bc6 12.Nb4 cb4 13.d4? Nf6 14.Qf3 d5 15.e5 Ne4 16.g3 (16.Ne2? Bg4 17.Qe3 Be2 18.Qe2 Rg2 -+) 16...Qa5! 17.Qb3 c5 18.a3 (18.dc5 d4 19.Qd3 b3 -+; 18.c3 bc3 19.Bc1 cd4 -+) 18...ba3 19.c3 cd4 20.Ra3 (20.Qb7 Rc8 21.Ra3 (21.Nf3 dc3 -+) 21...Qc7 -+) 20...Qc7 21.cd4? Rb8 22.Qa4 Bd7 0–1. Woschkat – Nikodem, corr CIF 1986.

8.Bb2 d6 9.e4 Be6 10.Nh3 a6 11.Nhf4 Ba5 12.Be2 Nce5 13.c4 Bd7 14.Qb3 Rb8 15.Nh5 Qg5? 16.f4+- Qh6 17.fe5 Bd2 18.Kf1 Ne3 19.Ne3 Be3 20.Nf6 Ke7 21.Qb6 (21.Qb6 Kf8 22.Nd7 Kg7 23.ed6 Bd4 24.Bd4 cd4 25.Qd4 f6 26.Nb8 Rb8 27.Qb6+-) 1–0. Woelfelschneider,Peter – Borrmann,Fritz, corr CiF, 1989.

8.Nb4 cb4 9.Bb2 d5. Nikodem.

8.Nb4 Nd4 9.Nd5. Nikodem.

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  • 1.b4 e5 2.Bb2 Bb4 3.f4 ef4 4.Bg7 Qh4 5.g3 fg3 6.Bg2 gh2 7.Kf1 hg1Q 8.Kg1 (Kucharkowski-Meybohm gambit, 6 players, 10 days move)
  • 1.b4 e5 2.Bb2 f6 3.e4 Bb4 4.Bc4 (Sokolski gambit, 4 players, 3 days/move)
  • 1.c4 Nf6 2.b4 (English orangutan, 4 players, 3 days/move)
  • 1.e4 c5 2.b4 (Sicilian: Wing gambit, 4 players, 10 days/move)
  • 1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 (French: Wing gambit, 4 players, 3 days/move)

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