6.Nc3 a5 7.b5 e5 8.Bg2 e4 9.Ng5 d5 (9...Nfd7!? 10.h4 Nb6=) 10.cd5+= Nd5 (10...Re8 11.Qa4+= (worse 11.Be4 Ne4 12.Nge4 Re4 13.Ne4 Bb2–/+)) 11.Nge4+– Re8 12.0-0 Nb4 (12...c6 13.Rb1+–) 13.a3+– Nd5 14.Qc1 Nb6 15.Nd1 N8d7 (15...f6 16.Ne3+–) 16.Bg7+– Kg7 17.Qb2 Kg8 18.Ne3 Qe7? (better 18...f5 19.Qb3 Kf8+–) 19.Ng4 (19.Ng4 h5 20.Ngf6 Nf6 21.Nf6 (21.Qf6?! Bf5 22.Qe7 Re7+–) 21...Kf8 22.Ne8 Ke8 23.Qh8 Kd7 24.Rac1+–) 1–0. FeegLood (2530) – K_Abad (2365), lichess.org, 2015.

6.Nc3 d5 7.Nd5 Nd5 8.Bg7 Kg7 9.cd5 Qd5 10.Bg2 Nc6 11.Qc1 a5 12.Qb2 e5 13.b5 Nd4 14.Nh4? (better is 14.Rc1!?=) 14...Qb5 15.Qb5 Nb5 16.0-0 Rd8 17.Rfd1 a4 18.e3 c6 19.Nf3 f6 20.Bf1 (20.d4 e4 21.Nd2 Nc3–/+) 20...Bg4 21.Kg2?? (better is 21.Be2–+) 21...e4 (21...e4 22.Be2 ef3 23.Bf3 Bf3 24.Kf3 Rd3–+) 0–1. jeich (1710) – glovio (1945), gameknot.com, 2013.

6.d3 a6 7.Bg2 (7.Nc3 Nc6 8.b5 ab5 9.cb5 Nb4 10.Bg2 c5 11.Qd2 Qa5 12.Nh4 e6 13.e4; 7.Qd2 e5 8.Nc3 Nc6 9.Bg2 Nb4 10.0-0 h6 11.Rab1 Rb8 12.d4 Nc6 13.de5) 7...Nc6 8.a3 (8.Qd2 Be6 9.0-0 Qd7 10.Na3 Bh3 11.Nc2 e5 12.Rac1 Bg2 13.Kg2; 8.Qb3 Bg4 9.Nbd2 e5 10.0-0 Re8 11.Rfe1 Qd7 12.a4 Bh6 13.Bc3) 8...e5 9.0-0 e4 10.de4 Ne4 11.Bg7 Kg7 12.Nd4 Re8 13.Nc6.

6.d3 Na6 A) 7.a3 A1) 7...d5 8.Nc3 c5 9.b5 Nc7 10.Bg2 d4 11.Na4 Ne6 12.0-0 a6 13.Bh3; A2) 7...Bd7 8.Nc3 (8.Bg2 c5 9.b5 Nc7 10.Nc3 Ne6 11.0-0 Qa5 12.a4 Rac8 13.Qd2) 8...c5 9.b5 Nc7 10.Bg2 Ne6 11.0-0 a6 12.a4 Qa5 13.Qc2; A3) 7...c5 8.b5 Nc7 9.Nc3 a6 10.ba6 Ra6 11.Bg2 Bd7 12.a4 Ne6 13.0-0; B) 7.b5 Nc5 8.Bg2= (8.Nc3 a6 9.Qc2 ab5 10.cb5 c6 11.bc6 bc6 12.Bg2 Qc7 13.0-0; 8.d4 Nce4 9.Bg2 c6 10.Nfd2 Ng5 11.h4 Ne6 12.d5 cd5 13.cd5; 8.Qc2 a6 9.Nc3 ab5 10.cb5 c6 11.bc6 bc6 12.Bg2 Qc7 13.0-0) 8...a6 9.d4 Nce4 10.Nfd2 Bf5 11.Ne4 Be4 12.Be4 Ne4 13.Nd2.

6.d3 e6 7.a3 c6 (7...Nc6 8.Bg2=) 8.Bg2 Qb6 (8...a5 9.Nbd2+=) 9.Nbd2 (9.0-0 Nbd7+=) 9...Ng4= 10.d4 e5 (better 10...c5!?=) 11.h3+– Nf2 (11...Nh6 12.de5 Rd8 13.0-0+–) 12.Kf2+– ed4 13.Ne4 (better 13.c5 dc5 14.Nc4+–) 13...d5? (better 13...c5+–) 14.c5+– Qb5 (14...Qc7 15.Nd6 Nd7+–) 15.Nd6 Qa6 16.Bd4 Bd4 17.Qd4 Be6 18.h4 Nd7 (18...h5 19.Ng5 Nd7 20.e4+–) 19.h5 Rad8 (19...g5 20.Ng5 h6+–) 20.Ng5 Nf6 (20...Nc5 21.bc5 Bg4 22.Qg4 Rd6 23.cd6 Qb6 24.Kf3 Qc5+–) 21.Qf6 (21.Qf6 Rd6 22.Bf3+–) 1–0. Janek – loser, internet, 2016.

6.d4 e6 7.Bg2 Nbd7 (7...c5 8.bc5 dc5 9.0-0=) 8.0-0 b6 (8...a5 9.b5=) 9.d5 (9.Ne5 d5 10.Nc6 Qe8+–) 9...e5 (9...Bb7 10.de6 fe6=) 10.e4 (better 10.Nc3+=) 10...Ne4 11.Nbd2 Nd2 12.Nd2 Bb7 13.Ne4 (13.Qe2!?–/+) 13...f5 14.Nd2 c6?? (better 14...a5 15.ba5 Ra5–+) 15.dc6+– Bc6 16.Bc6 Rb8 (16...Rc8 17.Nf3 Nf6 18.b5+–) 17.Bd5 (17.Qa4!? Nf6+–) 17...Kh8 18.Rc1 (18.Nf3 Nf6+–) 18...Nf6 19.Bc6 Rc8 20.Bb5 (20.b5 e4+–) 20...e4 21.Re1 (21.Nb3 Qe7+–) 21...d5 22.cd5 Nd5 (22...Qd5 23.Bc4 Qd6 24.Nb1 Qd1 25.Red1+–) 23.a3 (better 23.Rc8 Qc8 24.Bg7 Kg7 25.Ne4 fe4 26.Qd5+–) 23...Bb2 24.Rc8 Qc8 25.Qb3 Bg7 (25...Ba3 26.Qd5 (worse 26.Qa3 Qc3 27.Qc3 Nc3+–) 26...Qc3 27.Rb1+–) 26.Qd5 Rd8 27.Qa2 (better 27.Qc4+–) 27...Bc3?? (better 27...Qc3 28.Re2 Bd4+–) 28.Rc1 a6 (28...Rd2?? 29.Qd2!! Bd2 30.Rc8 Kg7 31.Rc7 Kh6 32.Ra7+–) 29.Ba6! Qa6 30.Rc3 b5 (30...Qb7 31.Qe6 Qd7 32.Qf6 Kg8 33.Nc4+–) 31.Qb2 (better 31.Qf7 g5 32.Qf5+–) 31...Kg8 (31...Qf6+–) 32.Rc7 (32.Rc7 Rd4 33.Qd4 Qf6 34.Qf6 e3 35.Qg7) 1–0. bawlmouth – jcourbe, gameknot.com, 2018. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.d4 e6)

6.d4 Bf5 7.Bg2 Nbd7 8.0-0 Re8 9.Nh4 Bb1 10.Rb1 Rb8 11.Qc2 c6 12.Rfd1 Qc7 13.Rbc1 Rbc8 14.Qb3 White plans b5 14...b6 15.b5 c5 16.Bc6 Red8 17.d5 Nb8 18.f3 Nc6 19.bc6 e6 20.e4 Rb8 21.Ng2 a6 22.a4 Qa7 23.e5 Ne8 24.ed6 Nd6 (24...Rd6 25.Rb1+=) 25.Bg7+/- Kg7 26.Qc3 Kg8 27.Ne3 b5 (27...Qc7 28.Ng4 Nf5 29.Nf6 Kf8 30.Nh7 Kg8 31.Nf6 Kf8 32.Nd7 Rd7 33.cd7+-) 28.Ng4 (28.Qa5 Rdc8 29.ab5 e5+-) 28...Ne8? (28...Nc4 29.Nf6 Kf8 30.Nh7 Kg8 31.Nf6 Kf8 32.de6 Rd4 33.Nd7 Ke7 34.Nb8 Rd1 35.Rd1 Qb8 36.ab5 ab5 37.ef7 Kf7 38.Rd7 Ke6+-) 29.de6 Ng7? (29...Rd4 30.ef7 Kf7 31.cb5 ab5 32.ab5 Kg7+-) 30.Rd7 Rd7 31.ed7 Qb6 (31...Rd8 32.Nh6 Kf8 33.Rd1 Qb6 34.Qf6 Rd7 35.Rd7 Qc6 36.Qf7) 32.Qf6 (better 32.Nf6 Kf8 33.Qe5 Ne6+-) 32...Nf5 (32...h5 33.Qe5 hg4 34.a5+-) 33.Re1 (33.Re1 Qd8 34.c7 Qf6 35.cb8Q Kg7 36.Nf6 Ne7 37.d8Q g5 38.Qh8 Kg6 39.Qh7 Kf6 40.Qbh8) 1-0. Castro Santimoteo,R (1945) - Gukasov,Artem, V Xativa Open, 2019. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 d6 5.d4 0-0 6.g3)

6.d4 Bg4 7.Bg2=+ c6 (7...c5 8.dc5 dc5 9.Qd8 Rd8 10.b5=+) 8.0-0 Nbd7 9.Qc2 (9.Nbd2 a5=) 9...Rb8 (9...a5!?=+) 10.Nbd2= b6 (10...d5 11.e4=) 11.h3 Bf3 (11...Bf5 12.Qb3 b5 13.Ng5+=) 12.Bf3 d5 (12...c5 13.bc5 bc5 14.e3+=) 13.c5 (13.b5!? Qc8 14.Rac1+–) 13...b5 (13...bc5!? 14.bc5 e5+=) 14.a4+– a6 (14...Qc7+–) 15.a5 (better 15.ab5!? ab5 16.Ra6+–) 15...Re8+= 16.Rfe1 (16.e4 de4 17.Ne4 Ne4 18.Qe4 Rc8=) 16...e5= 17.e4 ed4 18.ed5 (worse 18.Bd4 Ne4 19.Bg7 Nd2 20.Re8 Qe8 21.Qd2 Kg7=+) 18...Nd5 19.Bd5 cd5 20.Nf3 (20.Qb3 Qc7=) 20...d3= 21.Re8 Qe8 22.Qd2 Bb2 23.Qb2 Qe4 24.Ne1? (better 24.Kg2!? Re8 25.Re1 Qf3 26.Kf3 Re1 27.c6 Ne5 28.Kg2 Nc6 29.Qc3=) 24...Re8 25.Qd2 Ne5 26.Rd1 Re6 27.Qe3? (27.Qa2 Qb4 28.Qd5 Qa4–+) 27...Qe3 (better 27...Qb4 28.c6 d4–+) 28.fe3–/+ Nc4?? (better 28...Nc6–/+) 29.Rd3+= Ne3 (worse 29...Re3 30.Re3 Ne3 31.c6+–) 30.Ng2 (better 30.Kf2!? Nc4 31.Rd5+=) 30...Nc2=+ 31.Rd5? (better 31.Nf4!? Nb4 32.Ne6 fe6 33.Rf3=+) 31...Nb4–+ 32.Rd8 Kg7 33.Nf4 Rc6 34.Nd5 (34.Rd4 Nc2 35.Rd7–+) 34...Nd5 35.Rd5 h6 (better 35...Kf6!?–+) 36.Kf2–/+ f5 (better 36...b4!?–/+) 37.Ke3=+ Kf6 38.Kd4 Ke6 (38...Ke7 39.h4=+) 39.Re5 (39.Rd8!?=) 39...Kd7=+ 40.Kd5 h5 41.h4 Rf6 42.Re4?? (better 42.Re2=+) 42...fe4–+ (42...fe4 43.Ke4 Kc6–+) 0–1. bawlmouth – alanmck64 (1615), gameknot.com, 2018. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.d4 Bg4)

6.e3 a5 7.b5= Na6?? (better 7...e5=) 8.ba6+- Ra6 9.Bg2 Rb6 10.Qc2 (10.Bc3 d5+-) 10...Be6 (10...Bf5 11.Qc3+-) 11.Na3 (11.d3 Qd7+-) 11...Qd7 (11...Bf5 12.Qc1+-) 12.Nd4 (12.Rb1 Bf5 13.d3 e5+-) 12...Ng4 (better 12...Bh3 13.Bh3 Qh3+/-) 13.Ne6 fe6 14.Bg7 Kg7 15.Nb5 (15.Qc3 Kg8 16.0-0 a4+-) 15...Nf2 (15...Rf2 16.Qc3 e5 17.Bh3+-) 16.Rf1 (16.Qc3 Rf6 17.0-0 Ng4+-) 16...Ng4 17.Rf8 Kf8 18.Qe4 (18.Qc3 Ne5+-) 18...Nf6 19.Qf3 c6 20.Nc3 Rb2 (20...e5 21.d3+-) 21.Ne4 (21.g4!? h6+-) 21...Kg7+/- 22.Nf6 (22.a3 e5+-) 22...ef6 23.h4 (23.Qg4 d5 24.cd5 cd5+/-) 23...d5 24.c5 (24.cd5 Qd5 25.Qd5 cd5+/-) 24...Qe7+= 25.h5 (25.d4 b6 26.cb6 Qb4 27.Kf1 Qb6+=) 25...Qc5= 26.Kf1 (better 26.a3!?=) 26...Qc2 (26...Qb5 27.Qe2 Rb1 28.Rb1 Qb1 29.Kf2 Qa2 30.hg6 hg6 31.d4 Qe2 32.Ke2-+) 27.Rd1 (better 27.h6 Kf7 28.a3-+) 27...d4 (better 27...Rb1!? 28.Rb1 Qb1 29.Ke2 Qa2-+) 28.ed4=+ Rb5 (28...Ra2 29.Ke1 gh5=) 29.Qe2 (29.h6 Kf7 30.Kg1 a4=) 29...Rf5 (better 29...Rb1!? 30.Re1 Qa2-/+) 30.Kg1 (30.Ke1 Qa2 31.hg6 hg6=) 30...Rh5 31.Rf1 Qc4?? (31...Qa2 32.g4 Rg5=+) 32.d3 (better 32.Qc4 Kf7 33.Rb1+-) 32...Qd4-/+ 33.Rf2 Rf5 34.Bf3 h5 (34...Qd6 35.Kg2-/+) 35.Kg2 g5?? Black prepares h4 (better 35...Qd6 36.Rf1 Rb5-/+) 36.Qe6+/- Rf3? (better 36...Re5!? 37.Qc8 Re7+/-) 37.Qe7 Kg6 38.Rf3 (38.Kf3?! Qd3 39.Kg2 Qd5 40.Kh2 Qd4+=) 38...Qb2 39.Rf2 h4?? (39...Qd4+-) 40.Qe8 Kh6 41.Qf7 (41.Rb2 h3 42.Kh3 g4 43.Kg4 f5 44.Kf5 Kg7 45.Rb7 Kh6 46.Qg6) 41...Qf2 (41...h3 42.Kg1 Qd4 43.Qf6 Qf6 44.Rf6 Kh5+-) 42.Kh3 (better 42.Kf2 hg3 43.Kg3+-) 42...hg3 (42...Qg3) 43.Qf6?? (better 43.Qf8 Kg6 44.Qe8 Kg7 45.Qe7 Kg8 46.Qe8 Kh7 47.Qe7 Kh8 48.Qd8 Kg7 49.Qe7 Kg6 50.Qe8 Kh6 51.Qf8 Kh5 52.Qe8 Kh6 53.Qf8=) 43…Qf6 (43...Qf6 44.Kg4 g2 45.Kh3 g1Q 46.d4 g4) 0-1. negrovich1 (1905) - misaaa (1845), Rated Bullet game, lichess.org, 2014. (=1.Nf3 (A15: English Opening: 1...Nf6) 1...d6 2.c4 Nf6 3.g3 g6 4.b4 Bg7 5.Bb2 0-0 6.e3)

6.e3 Bg4 7.Bg2 c6 8.d4 Nbd7 9.Nbd2 e5 10.de5 Ne5 11.Qc2 Nf3 12.Nf3 Bf3 13.Bf3 Qe7 14.0-0 Rad8 15.Rad1 Nd7 16.a3 Bb2 17.Qb2 Ne5 18.Be2 Qf6 19.Kg2 Qf5 20.h3 Qe4 21.Kg1 Nc4 22.Bc4 Qc4 23.Rd4 Qe6 24.Rfd1 Rd7 25.Kg2 Rfd8 26.Qd2 f5 27.f3 Re7 28.e4 fe4 29.fe4 Rde8 30.Qf4 Qe5 31.Qe5 Re5 32.Kf3 Rf8 33.Ke3 Rfe8 34.h4 d5 35.Kf3 Re4 36.Re4 Re4 37.b5 Kg7 38.bc6 bc6 39.Rc1 Re6 40.Rb1 Re7 41.Rc1 Rc7 42.Kf4 Kf6 43.g4 h6 44.g5 hg5 45.hg5 Kg7 46.Ke5 Kf7 47.Kd6 Rc8 48.Kd7 Re8 49.Rc6 Re7 50.Kd6 Re6 51.Kd5 Rc6 52.Kc6 Ke6 53.Kb7 Kf5 54.Ka7 Kg5 55.Kb7 Kf4 56.a4 g5 57.a5 g4 58.a6 g3 59.a7 g2 60.a8Q g1Q 61.Qf8 Ke4 62.Qe7 Kd5 63.Qd7 Kc4 64.Qc6 Kd3 65.Qb5 1–0. Gogochari69 (1920) – Hurzzz (1830), lichess.org, 2020.

6.Bg2 Bd7 7.0-0 Qc8 (7...e5 8.Nc3=) 8.Re1 (8.Nc3 Bh3=) 8...Bh3 9.Bh1 h6 10.d3 (10.Nc3 c6=) 10...Nbd7 (10...e5 11.Nc3=) 11.Nbd2 Re8 12.a4 e5 13.a5 a6 (13...c6 14.Bg2 Bg2 15.Kg2=) 14.Qc2 Rb8 15.Rec1 (15.Rab1 g5=) 15...c6 16.Ne1 (16.Ne4 Ne4 17.de4 Qc7=) 16...Nh5 (16...Re6 17.Bf3=) 17.b5 (17.Ne4 Re6=) 17...f5 (17...Nhf6 18.Ba3 Re6 19.Qa4=) 18.bc6 (18.Ba3 Re6= (18...ab5? 19.Bd6 e4 20.Ra2+–)) 18...bc6 19.Rab1 Qc7 20.Qa4 Rbc8 (20...Rec8 21.Bc3=) 21.Ba3 (21.Nb3=) 21...e4 (better 21...Nhf6!?=) 22.de4+= f4 23.Bg2 (23.Nd3 fg3 24.hg3 Be6+=) 23...Bg4 (23...Bg2 24.Ng2 Ndf6 25.gf4 Ne4 26.Ne4 Re4 27.e3+–) 24.Nef3 (24.c5 Nc5 25.Bc5 dc5+=) 24...fg3 25.hg3 Nhf6 26.c5 (26.Rd1 Ne5+=) 26...dc5 (worse 26...Nc5 27.Bc5 dc5 28.Qc4 Qf7 29.e5+–) 27.Bc5 Nc5 28.Rc5 Bd7 (28...Nd7 29.Rcc1 Be6 30.Nc4+=) 29.Qc2 (29.Rb6 Ra8+–) 29...Bf8+– 30.Rc3 (30.Rc4 Ng4+–) 30...Kh7? (30...Qa5!? 31.Nd4 Kg7=) 31.Nh4 (31.Rb6 Ra8+–) 31...Ng8 (31...Bg7!?+–) 32.e5!+– Re5 (32...Qe5 33.Ng6 Double attack (33.Qg6 Discovered attack; 33.Bc6 Deflection; 33.Ng6 Decoy); 32...Re5 33.Ng6 Double attack (33.Qg6 Discovered attack; 33.Ng6 Decoy)) 33.Qg6 (33.Bc6 Qc6 34.Rc6 Rc6+–) 33...Kh8 34.Qf7 Bf5 35.Qc7 Rc7 36.Nf5 Rf5 37.Rf3 (37.Bc6?! Ne7 38.Rb6 Ra5+–) 37...Rcf7 (37...Rf3 38.Bf3 Bc5 39.Ne4+–) 38.Nc4 (38.Rb6 Rf3 39.Bf3 Rd7+–) 38...Kg7 (38...R7f6 39.Rb6 Rc5 40.Rf6 Nf6 41.Rc6+–) 39.Rb6 Rc5 (39...Rf3 40.Bf3 (worse 40.ef3 Ra7+–) 40...c5 41.Ra6+–) 40.Rf7 Kf7 41.Rc6 Nf6 42.Rc5 Bc5 43.Bb7 Ke6 (43...Ng4 44.e3+– (44.Ba6?! Nf2 45.Kg2 Ke6+–)) 44.Ba6 Kd5 (44...Ne4 45.e3+–) 45.Nd2 Bb4 (45...Kc6 46.Nb3 Bb4 47.Bd3+–) 46.Nb3 (46.Bb7 Kc5 47.a6 Kb6 48.Nc4 Ka7+–) 46...Ne8 (46...Kc6 47.Bd3+–) 47.Bd3 Kc6 48.Kg2 (48.e4 Nc7+–) 48...Nc7 49.e4 Ne6 50.f4 Nc5 51.Nc5 Bc5 52.g4 Ba7 53.Kf3 Kc5 (53...Bc5 54.e5+–) 54.e5 Kd5 55.Be4 Ke6 56.Bb7 Bc5 57.Ke4 Ba7 (57...Ke7+–) 58.a6 Bb8 (58...Kf7 59.f5 Bb6 60.Bd5 Ke8 61.f6+–) 59.Bc8 (better 59.Bd5 Ke7 60.f5 Ba7+–) 59...Ke7 60.Kd5 Kd8 61.Bf5 1–0. Recuero Guerra,Javier (2225) – Reales Murto,Manuel Jose (2290), TCh–CECLUB 5th–12., 2013. (=1.c4 Nf6 2.Nf3 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 Bd7)

6.Bg2 Be6 7.d3 c5 8.Ng5 Bc8 (worse is 8...cb4 9.Bb7 Nbd7 10.Ne6 fe6 11.Ba8 Qa8 12.0-0+/–) 9.b5 Nbd7 10.0-0 a6 11.a4 ab5 12.ab5 Ra1 13.Ba1 Nb6 14.Nd2 h6 15.Nge4 Ne4 16.Ne4 f6 17.Nc3 Qc7 18.Nd5 Nd5 19.Bd5 e6 20.Bg2 b6 21.Qa4 Rd8 22.Bc3 d5 23.Ra1 Bb7 24.Qb3 d4 25.Bd2 Bg2 26.Kg2 Qb7 27.Kg1 Ra8 28.Qb2 Ra7 29.Bc1 Qa8 30.Ra7 Qa7 31.Qa3 Qa3 32.Ba3 Bf8 33.e3 e5 34.ed4 ed4 35.Kg2 Kf7 36.Kf3 Ke6 37.Bc1 h5 38.Bf4 Bd6 39.Bd6 Kd6 40.Ke4 Ke6 41.h3 g5 42.g4 hg4 43.hg4 Kd6 44.Kf5 Ke7 45.Kg6?? Ke6–+ 46.f3 Ke5 47.Kg7 f5 48.Kg6 fg4 49.fg4 Kf4 50.Kh5 Ke3 51.Kg5 Kd3 52.Kf5 Kc3 53.g5 d3 54.g6 d2 55.g7 d1Q 56.g8Q Qf1 57.Ke5 Qc4 58.Qg3 Kb4 59.Qe1 Qc3 60.Qc3 Kc3 61.Kd5 Kb4 62.Kc6 Ka5 0–1. Correas Aguilera,Eufemio – Beekof Harmsen,Willen (1955), Madrid–ch Seniors, 2008. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 d6 5.g3 0-0)

6.Bg2 Nh5 7.Bg7+= Ng7 8.0-0 a5 9.b5 e5 10.Nc3 Ne6 11.d3 Nd7 12.Nd2 Rb8 13.Nd5 f5 14.Nb3 b6 15.Rc1 Bb7 16.e3 Ba8 17.Qe2 Re8 18.Rc2 Kg7 19.Qd1 h5 20.f4 ef4 21.gf4 Bd5 22.Bd5 Ndc5 23.Rg2 Kh7 24.e4 Qf6 25.d4 Nb3 26.e5 de5 27.de5 Qh4 28.Be6 (worse is 28.ab3 Nf4 29.Rf4 Qf4–/+) 28...Re6 29.Qb3 c5 30.bc6 Rc6 31.Qa4 Rbc8 32.c5 bc5 (32...Rc5 33.Qd7 Kh8 34.Rg6+–) 33.Qc4 (33.Qa5 c4=) 33...Qe7 34.Rd1 R8c7 35.Rgd2 Qh4 36.Rd7 Rd7 37.Rd7 Kh6 38.Rh7 Kh7 39.Qf7 Kh8 40.Qf8 Kh7 41.Qf7 ½–½. Schieferstein,Michael – Henzner,Reiner (2215), Bad Zwesten op 2nd, 1998. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6)

6.Bg2 h6 7.0-0 a6 8.Qb3 Be6 9.d4 d5 10.c5 Nc6 11.a4 Bc8 12.Nbd2 Be6 13.b5 Na5 14.Qb4 c6 15.b6 Nc4 16.Nc4 dc4 17.Ne5 a5 18.Qc3 Bd5 19.Nc4 Bg2 20.Kg2 Ne4 21.Qe3 Qd5 22.Nd2 Ng5 23.Nf3 Nf3 24.Qf3 Qf3 25.Kf3 f5 26.e4 fe4 27.Ke4 Rae8 28.f4 e6 29.Kd3 Rd8 30.Kc4 Rd5 31.Rae1 Rh5 32.h4 Rd5 33.Re6 Rfd8 34.Rg6 Kh7 35.Rg7 Kg7 36.Re1 Kf7 37.Bc3 Rg8 38.Re3 Kf6 39.Be1 Kf5 40.Re7 Kg6 41.Rb7 Re8 42.Ba5 Ra8 43.Ra7 Re8 44.b7 Kh5 45.Bc7 Rd7 46.b8Q Rb8 47.Bb8 Ra7 48.Ba7 Kg4 49.d5 1–0. Trkn – digapony, itsyourturn.com, 2000.

7.Nc3 a5 (7...Bb7 8.Bg2 Nc6 9.b5 Nd4 10.e3 Bf3 11.Bf3 Nf3 12.Qf3 a6 13.0-0 ab5; 7...Nc6 8.b5 Na5 9.Bg2 Bb7 10.0-0 Qd7 11.Qc2 a6 12.a4 Rfe8 13.Rfb1 Ra7) 8.b5 Nbd7 (8...Bb7 9.Bg2 Nbd7 10.0-0 e5 11.Ng5 Bg2 12.Kg2 Nc5 13.Nge4 Nfe4) 9.Bg2 Bb7 10.0-0 e5 11.Ng5 Bg2 12.Kg2 Nc5 13.Nge4 Nfe4.

7.Nbd2 Bb7 8.Bg2 c5 9.a3 Nbd7 10.0-0 e6 11.Qb3 Rb8 12.Rfd1 Qe7 13.Rac1 Rfc8 14.e3 d5 15.cd5 Bd5 16.Nc4 b5 17.Nfe5 bc4 18.dc4 Bg2 19.Nd7 Nd7 20.Bg7 Kg7 21.Kg2 Nb6 22.b5 Rd8 23.a4 Rd1 24.Rd1 Rd8 25.Rd8 Qd8 26.a5 Nc8 27.Qc3 Kg8 28.Qe5 Qd6 29.Qg5 Qc7 30.h4 Qa5 31.Qc5 Qd8 32.h5 Nb6 33.h6 Qa8 34.Kh2 Qc8 35.Qd4 Qf8 36.Qf4 f6 37.Kg2 Kf7 38.Qc7 Qe7 39.Qc6 Qd7 40.Qe4 Qc7 41.g4 Nd7 42.g5 Nc5 43.Qd4 Qb7 44.Kg1 Nd7 45.c5 Qd5 46.c6 Qd4 47.ed4 Nb6 48.gf6 Kf6 49.f4 Kf5 50.Kf2 Kf4 51.Ke2 Ke4 52.Kd2 Kd4 0–1. gentelmenjoe (1800) – astarthe (1825), kurnik, 2012. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0-0 5.c4 d6)

7.Bg2 Bb7 8.Nbd2 (8.0-0 a5 (8...Nbd7 9.Nc3 c5 10.b5 Qc7 11.Qd2 Ne5 12.Qg5 Bf3 13.Bf3 Nf3; 8...c5 9.bc5 bc5 10.Nc3 Nc6 11.Rb1 Rb8 12.Qa4 e6 13.Ba3 Qd7; 8...Nc6 9.b5 Na5 10.Nc3 Qd7 11.Qd2 a6 12.Rfc1 Rfc8 13.Rab1 ab5; 8...a6 9.Nc3 Nc6 10.Qa4 Qd7 11.d4 e6 12.Rad1 b5 13.Qb3 bc4) 9.b5 Nbd7 10.Qc2 e5 11.Nbd2 Qe7 12.Ng5 Bg2 13.Kg2 Bh6) 8...Nbd7 (8...a5 9.b5 Nbd7 10.0-0 Nc5 11.Qc2 Ng4 12.Bg7 Kg7 13.d4 Ne6; 8...a6 9.0-0 Nc6 10.Qb3 Qd7 11.d4 d5 12.Rac1 Rad8 13.Rfd1 Qf5; 8...c5 9.bc5 dc5 10.0-0 Nc6 11.Ne5 Qc7 12.Qa4 Ne5 13.Bb7 Qb7) 9.Rb1 (9.0-0 a5 10.b5 Nc5 11.Nd4 d5 12.Qc2 e5 13.N4b3 Nb3) 9...a5 10.b5 e5 (10...Nc5 11.0-0 Qd7 12.d4 Ne6 13.Bc3 Bh6) 11.0-0 Re8 (11...Nc5 12.Ng5 Bg2 13.Kg2 Bh6) 12.e4 (12.Qc2 Bh6 13.Nh4 Bg2) 12...Nc5 13.Nb3 (13.Qc2 Qd7) 13...Nfd7 (13...Na4+=) 14.Bc1 Bc8 (14...Rf8 15.Re1=) 15.Nh4 Nb3 16.Rb3 Nc5 17.Rb2 Bd7 18.Re2 Ne6 19.f4 (19.Nf3!?=) 19...ef4 20.Bf4?? (better is 20.Nf3 Nd4 21.Ref2 fg3 22.hg3+=) 20...Nf4–+ 21.Rf4 (21.gf4?? Qh4 22.Qe1 Qg4–+) 21...g5 22.Nf5 (22.Rf1 gh4 23.d4 hg3 24.hg3 Bg4–+) 22...gf4 23.Ng7 Kg7 24.Qa1 Qf6 (24...Kg8!? 25.gf4 Qh4 26.Qf1–+) 25.e5 de5 26.Ba8 Ra8 27.gf4 Qf4 28.Rf2 (28.Qe5 Qe5 29.Re5 Kf6–+) 28...Qd4 (28...Qe3 29.Qd1–+) 29.Qf1 (29.Qd4 ed4 30.Rf4–+) 29...Kh8 30.Kh1 f5 31.Rg2 (31.Qe2 Rg8 32.Rf1 Rg4–+) 31...Rg8 (31...f4!? 32.Qf3 Rg8 33.Rg8 Kg8 34.Qg2 Kf7 35.Qe2–+) 32.Rg8 Kg8 33.Qg2 (33.Qg1 Kf8 34.Qd4 ed4 35.Kg2–+) 33...Qg4 (better is 33...Kf7 34.Qe2 Kf6–+) 34.Qd5+= Kf8 35.Qd7 Qf3 36.Kg1 Qe3 37.Kg2 Qe2 38.Kg1 Qe1 ½–½. Fuchs,Joerg (1940) – Huhnstock,Rico, Open A, Hamburg GER, 2005. (=1.Nf3 Nf6 2.c4 d6 3.g3 g6 4.b4 Bg7 5.Bb2 0-0 6.d3 b6)

7.h4 c5 8.b5 Bb7 9.g4 (9.Bg2 Nbd7=) 9...Nbd7 (9...Ng4 10.Bg7 Kg7 11.Bg2–/+) 10.Bg2 Ne8 (better 10...Ne5 11.g5 Nf3 12.Bf3 Bf3 13.ef3 Nh5 14.Bg7 Kg7=+) 11.h5?? (11.Bg7 Ng7 12.h5 g5=) 11...Ne5 (11...Bb2 12.Nbd2 Ba1 13.Qa1–+) 12.h6?? (better 12.Ne5!? Bg2 13.Rh2=+) 12...Bh8 (12...Nf3 13.Bf3 Bb2 14.Bb7–+) 13.g5?? (better 13.Qc1–/+) 13...Nf3–+ 14.ef3 (14.Bf3 Bf3 15.Bh8 Bh1 16.Bb2–+) 14...Qd7 (better 14...Bb2 15.Nd2 Ba1 16.Qa1 a6–+) 15.Bh8–/+ Kh8 16.Qc2 (16.Bh3 f5–/+) 16...Qe6 (16...f6 17.Bh3 Qd8 18.Qd2–+) 17.Kd1 (17.Qe2 Qe2 18.Ke2 f6–/+) 17...Nc7 (better 17...Qf5!? 18.Rg1 Qg5–+) 18.Qc3 Kg8?? (better 18...f6–/+) 19.Qg7 1–0. Agiant – ulimartinez, lichess.org, 2019.

7.a3 a5 8.b5 b6 9.Bg2 Bb7 10.0-0 Nbd7 11.Nbd2 e5 12.e3 Qe7 13.d4 ed4 14.ed4 Rfe8 15.Re1 Qf8 16.Qc2 Re1 17.Re1 Re8 18.dc5 dc5 19.Qd3 Re1 20.Ne1 Bg2 21.Ng2 Qe7 22.Ne3 Ne5?? 23.Nd5?? Nd5= 24.Qd5 Nf3 25.Nf3 Bb2 26.a4 Kg7 27.h4 h6 28.Kg2 Qe6 29.Qe6 fe6 30.g4 Kf6 31.Kg3 Be5–/+ 32.Kg2 Bf4 33.Kf1? e5 34.Ke2 e4 35.Ne1= Ke5 36.Ng2 Bc1 37.Kd1 Bf4 38.Kc2 g5 39.h5= Kd4?? 40.Nf4+– gf4 41.g5! e3 42.fe3 Ke3 43.gh6 f3 44.h7 f2 45.h8Q f1Q 46.Qe5 Kf3 47.Qf5 Kg2 48.Qf1 Kf1 49.h6 (49.h6 Kg2 50.h7 Kf3 51.h8Q Kg4 52.Qf6 Kg3 53.Kd2 Kg4 54.Ke3 Kh5 55.Qg7 Kh4 56.Kf4 Kh5 57.Qg5#) 1–0. wictorio (1955) – ropian (1675), kurnik, 2011. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0-0 5.c4 d6)

7.a3 a5 8.bc5 dc5 9.Bg2 Nc6 10.0-0 Bg4 11.Nbd2 Re8 12.Rb1 e5 13.Qa4 Qc7 14.Rfe1 Nd4 15.e3 Bd7 16.Qd1 Nf5 17.Ne4 Ne4 18.de4 Nd6 19.Qc2 Be6 20.Ne5 Qe7 21.Nd3 Nc4 22.Bg7 Kg7 23.Nf4 Ne5 24.Qc3 f6 25.Nd5 Qf7 26.f4 Nd7 27.Rb7 Rab8 28.Reb1 Kh6 29.Rb8 Rb8 30.Rb8 Nb8 31.Qc5 Nd7 32.Qa5 f5 33.Nc7 Bc4 34.ef5 gf5 35.Bd5 Bd5 36.Qd5 Qe7 37.Qe6 Qe6 38.Ne6 Kg6 39.a4 Kf6 40.Nd4 Nc5 41.a5 h5 42.h3 Nd7 43.Kg2 Nc5 44.Kf3 Kg6 45.g4 h4 46.gf5 Kf6 47.e4 Nd3 48.e5 Kf7 49.f6 Nc5 0–1. gentelmenjoe (1825) – jarekem (1935), kurnik, 2012. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0-0 5.c4 d6)

7.bc5 Qa5 8.Qd2 Qc5 9.Nc3 Bd7 10.Bg2 Bc6 11.0-0 Nbd7 12.a4 Ng4 (12...a6 13.a5+=) 13.h3+= Bh6 (13...Nge5 14.Ne5 Qe5 15.Ra2+=) 14.Qc2+/- Nf2? (better 14...Ngf6!?+/-) 15.Rf2+- Be3 16.Nd1 Bf2 17.Nf2 Bf3 (17...Nf6 18.e4+-) 18.Bf3 Qg5 (18...Ne5 19.Bd5 Qe3 20.Kg2+-) 19.Kg2 Rab8 20.h4 Qc5 21.Qc3 e5 (21...f6 22.Bd5 Kh8 23.Qd2+-) 22.Ne4 Qc7 23.Qa3 Nc5 (23...f6 24.Qd6 Qd6 25.Nd6+-) 24.Nf6 Kg7 25.Nd5 Qc8 (25...Qd8 26.d4 Nd7 27.Qd6+-) 26.d4 Ne6 (26...ed4 27.Bd4 f6+-) 27.de5 de5 (27...h6 28.Qe3 de5 29.Be5 f6 30.Bb8 Qb8 31.Qe6+-) 28.Be5 f6 29.Bb8 Rf7 (29...Qb8 30.Qe7 Rf7 31.Qe6+-) 30.Ba7 1-0. Martin Hernandez,R (2185) - Marrero Rodriguez,Jorge, 12th Montalvo Mem, 2019. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.d3 d6 6.g3)

7.b5 Nb8 8.Nbd2 a6 9.a4 ab5 10.ab5 Ra1 11.Qa1 c6 12.bc6 bc6 13.Bg2 Nh5 14.Bg7 Ng7 15.Qa7 Bd7 16.0-0 Ne6 17.Rb1 Qc8 18.h4 Qa6 19.Qe3 h5 20.Ng5 Qa5 21.Nde4 Na6 22.Ne6 Be6 23.Qh6 Qe5 24.Ng5 Qg7 25.Qg7 Kg7 26.Ne6 fe6 27.Bc6 Nc5 28.Bf3 e5 29.Ra1 Rb8 30.Ra7 Kf6 31.Bd5 e6 32.Bf3 Rd8 33.Ra8 Ra8 34.Ba8 Nb3 35.Kf1 Nd4 36.e3 Nb3 37.Ke2 Nc5 38.Kd2 Kf5 39.Bc6 Kg4 40.Be8 Kf5 41.f3 Kf6 42.Kc3 Ke7 43.Bg6 1–0. gentelmenjoe (2020) – swetoniu (1850), kurnik, 2012.

7.b5 Nb8 8.Nbd2 c6 9.a4 e5 10.Bg2 Re8 11.0-0 d5 12.Ne5 d4 13.Nef3 cb5 14.ab5 Bg4 15.Nd4 1–0. gentelmenjoe (1845) – anthrax (1755), kurnik, 2012.

7.b5 Nb8 8.Bg2 e5 9.0-0 Nbd7 10.a4 Nc5 11.a5 a6 12.Nbd2 Re8 13.Qc2 Bf5 14.e4 Bg4 15.h3 Be6 16.d4 ed4 17.Nd4 Bd7 18.Rfe1 Qc8 19.Kh2 c6 20.bc6 bc6 21.Rab1 Rb8 22.Ba3 Qc7 23.Bc5 dc5 24.N4b3 Rb4 25.Nc5 Qa5 26.Nd7 Nd7 27.Rb4 Qb4 28.Rb1 Qc3 29.Qc3 Bc3 30.Nf1 Rb8 31.Rb8 Nb8 32.f4 a5 33.e5 a4 34.Bc6 Nc6 0–1. gentelmenjoe (1940) – brandon55 (1805), kurnik, 2012.

7.Nbd2 Qc8 8.Bg2 Bh3 9.0-0 Bg2 10.Kg2 Nh5 (10...a5 11.b5=) 11.Bg7+= Ng7 12.d4 White intends c5 12...Nd7 13.Qb3 e5 14.c5 dc5 15.dc5 Qe8 16.Rac1 Nf6 17.Qb2 Nd7 (17...a5 18.ba5 Qc6 19.e4+=) 18.Qb3 c6 (18...Nf6!?=) 19.Ne4+= Qe6 (better 19...Qe7!?+=) 20.Rfd1 Rad8 21.Qe6 fe6 (21...Ne6?? 22.Rd7! Rd7 23.Nf6 Kg7 24.Nd7+–) 22.Rd6 Nf5 23.Re6 Nd4 (better 23...Ng7 24.Rd6 Ne8+–) 24.Nd4 ed4 25.Rd1 Nb8 26.Nd6 Na6 27.Rd4 Nc7 (27...b6 28.Rc4 bc5 29.bc5 Rd7+–) 28.Re7 Nd5 29.Rb7 a5 (29...Nc3 30.a3 Rb8 31.Ra7+–) 30.b5 Nc3 (30...Nb4 31.a4 h6+–) 31.bc6 Ne2 32.Rh4 h5 33.Re4 Nc3 34.Ree7 (34.Ree7 Rf6 35.Rg7 Kh8 36.Rgf7 Rfd6 37.cd6 Nd5 38.c7 Nc7 39.dc7 Rc8 40.Rb8 Kg8 41.Rd7 Rf8 42.Rf8 Kf8 43.c8Q) 1–0. Karbowiak,Adam (2165) – Demjen,Attila (2010), 4th Rynia Poland, NATO Championship, 2013. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0-0 5.c4 d6 6.d3 Bg4)

7.Bg2 Bb7 8.0-0 c5 9.bc5 bc5 10.Qb3 Bc6 11.d5 Bd7 12.Nbd2 Na6 13.Bc3 Rb8 14.Qa3 Nb4 15.Qa7 Nc2 16.Ba5 Qc8 17.Rab1 Rb1 18.Rb1 Bf5 19.Qe7 Qa6 20.Bc7 Re8 21.Qd6 Qa2 22.Rb8 Nd4 23.Nd4 1–0. marekt – Mr.Q, ChessWorld.net, 2002.

7.Bg2 Bb7 8.0-0 c5 9.bc5 bc5 10.Qb3 Qc7 11.dc5 dc5 12.Nc3 Nbd7 13.Rad1 Rab8 14.Nb5 Qa5 15.Ba3?? a6 0–1. marekt – Mr.Q, internet, 2001.

7.a3 Bd7 8.Bg2 a6 9.0-0 Rb8 10.Nc3 b5 11.c5 d5 12.Ng5 e6 13.e4 de4 14.Nge4 Ne4 15.Ne4 Ne7 16.Qc2 Bc6 17.Rad1 Nd5 18.Nc3 Nc3 19.Bc3 Bg2 20.Kg2 Qd5 21.Kg1 Rbd8 22.Qe2 c6 23.Rd2 Rfe8 24.Rfd1 Rd7 25.f4 Red8 26.Ba1 Qb3 27.Rd3 Qc4 28.Qe4 Rd5 29.Kg2 a5 30.ba5 Qa4 31.h4 Qa5 32.g4 b4 33.ab4 Qb4 34.h5 Rc5 35.hg6 hg6 36.Kg3 Rcd5 37.f5 gf5 38.gf5 Rf5 39.Qh4 Qd6 0–1. racvac001 (1630) – kusocinskiego (1765), kurnik, 2012.

7.Qb3 a6 8.a4 Bd7 9.Bg2 Rb8 10.Nbd2 Re8 11.0-0 e5 12.d5 Ne7 13.e4 Ng4 14.h3 Nh6 15.c5 f5 16.Rac1 fe4 17.Ne4 Nhf5 18.c6 bc6 19.dc6 Kh8 20.cd7 Qd7 21.Neg5 h6 22.Qe6 Qe6 23.Ne6 Rb4 24.Ng7 Kg7 25.Ba1 c5 26.Ne5 de5 27.Be5 Kh7 28.Rc5 Ra4 29.Rc7 Kg8 30.Rfc1 Kf8 31.g4 Nd4 32.Bd6 Ne2 33.Kh2 Nc1 34.Rc1 Rd4 35.Bc5 Rd2 36.Re1 Kf7 37.Bb4 Rb2 38.Bc3 Rb3 39.Bd4 a5 40.Bf1 Kf8 41.Bc5 a4 42.Bc4 Rc3 43.Re4 a3 44.Rf4 Kg7 45.Bd4 Kh7 46.Bc3 Nf5 47.gf5 g5 48.Rd4 Rc8 49.Rd7 1–0. racvac001 (1615) – kusocinskiego (1785), kurnik, 2012.

7.b5 Na5 8.Nbd2 (8.Qa4 b6=) 8...Nd7 (8...a6 9.a4=) 9.e4 c5 10.Bg2 a6 11.a4 e5 (11...cd4 12.Bd4 (12.Nd4? Qb6 13.N2f3 e5-+) 12...Bd4 13.Nd4=+) 12.d5 (12.de5 Ne5 13.Qc2 Nf3 14.Bf3 Bb2 15.Qb2 Bh3=) 12...ab5 (12...Nb6!? 13.Qe2 f5=+) 13.ab5= Rb8 (13...f5 14.ef5 Rf5 15.0-0=) 14.0-0 (14.b6 Qb6 15.Bc3 Ra8+/-) 14...b6 15.Ne1 f5 16.f3 (16.ef5 gf5 17.f4 e4 18.Bg7 Kg7+/-) 16...Bh6= 17.Nd3 (better 17.Ra4!?=) 17...Bd2 18.Qd2 Nb3 19.Qc3 Na1 20.Ra1 (20.ef5 Nb3 21.Qb3 gf5=+ (worse 21...Rf5 22.Bh3+=)) 20...fe4 21.fe4 Nf6 22.h3 Nh5 (22...Bd7 23.g4 h5 24.Ne5 de5 25.g5=+) 23.g4? (better 23.Ne5!? de5 24.Qe5=) 23...Nf4 24.Ne5?? (better 24.Nf4 Rf4 25.Bc1-/+) 24...Ne2-+ (24...de5?! 25.Qe5 Rb7 26.Ra8-/+) 25.Kh2 Nc3 (25...de5?? 26.Qe5 Nd4 27.Qb8+-) 26.Nc6 Qc7 (better 26...Qf6 27.Rf1 Qg5 28.Bc1-+) 27.Bc3 Rb7 28.Ra8 White plans e5 (28.Kg1 Qf7 29.Rf1 Qe8-+) 28...Bd7 (better 28...Qf7!? 29.Be1-+) 29.Rf8 Kf8 30.e5 (30.g5 Bc6 31.bc6 Ra7-+) 30...Bc6 31.bc6 Ra7 32.e6 Ra4 33.Bf1 (33.Bf6 Rc4 34.Kg3 b5-+) 33...Ra2 (better 33...Ra3 34.Bh8 Kg8 35.Bf6-+) 34.Kg3 (34.Bg2 Qe7 35.Bh8 Kg8-+) 34...b5! 35.Bf6 (35.cb5 Ra3 Combination) 35...bc4 (35...Qa5 36.e7 Kf7 37.e8Q Ke8 38.g5 Qe1 39.Kg4 Qf1 40.Bb2 Rb2 41.cb5 Rg2 42.Kh4 Qf4) 36.Bc4 Ra3 37.Kh4 (37.Kf2 Ra4 38.Bd3-+) 37...Qe7 (37...Qa5 38.Be5 Qe1 39.Bg3 Qg3 40.Kg5 Qe3 41.Kf6 Qf4) 38.Be7+- Ke7 39.c7 (39.Bd3 Kd8 (39...Rd3?? 40.c7 g5 41.Kg5 Rd5 42.Kh6 Ke6 43.c8Q Ke5 44.h4+-) 40.Bb5 Kc7=) 39...Ra8 40.Ba6 Ra6?? (better 40...c4 41.Bc4 Rc8=) 41.c8Q Kf6 (41...g5 42.Kg5 h6 43.Kh6 Kf6 44.Qh8 Ke7 45.Qg7 Ke8 46.Qf7 Kd8 47.Qd7) 42.Qa6 (42.Qh8 Ke7 43.Qg7 Ke8 44.Qf7 Kd8 45.Qd7) 42...Ke5 43.Qb7 (43.Qb7 Kd4 44.e7 Kc3 45.e8Q g5 46.Kg3 Kd4 47.Qb2 Kd5 48.Qd2 Kc4 49.Qa4) 1-0. chesserstein (2170) - Berezkin (2005), Rated Bullet game, lichess.org, 2014. (=1.Nf3 (A15: English Opening: 1...Nf6) 1...Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0-0 5.c4 d6 6.d4)

7.Bg2 e5 8.de5 Nfd7 9.Nc3 de5 10.0-0=.

7.Bg2 e5 8.de5 de5 9.0-0 Nc6 (9...e4 10.Qd8 Rd8 11.Nfd2=) 10.a3 (10.b5 Qd1 11.Rd1 Na5=) 10...Qd1 11.Rd1 Nd7 (11...e4 12.Nfd2=) 12.e4 (12.Ra2 Nb6 13.b5 Na5=+) 12...f6 (better 12...Nb6!? 13.c5 Na4=+) 13.Nc3+– Nb6 14.Bf1 (better 14.Nd5!? Nd5 15.cd5+– (15.Rd5?! Be6=)) 14...Bg4= 15.Kg2 Rad8 (15...Nd4 16.Nd4 Bd1 17.Ndb5=) 16.h3 (16.c5 Na8 17.Bc4 Kh8+=) 16...Bf3 17.Kf3 Nd4 18.Kg2 f5 (18...c6 19.c5 Nd7 20.Ne2+=) 19.ef5 gf5 20.Rab1 e4 21.Ba1 (21.c5 Nd7+=) 21...Nf3 (21...Nc2 22.c5 Na1 23.cb6 cb6+=) 22.Be2?? (22.c5 Na8+=) 22...c6?? (better 22...Nd2–/+) 23.c5+= (worse 23.Bf3 ef3 24.Kf3 Nc4 25.Rd8 Rd8–/+) 23...Nd5 (23...Bc3!? 24.Rd8 Rd8 25.Bc3 Nd5=) 24.Nd5+– Ba1 (24...cd5 25.Bf3 ef3 26.Kf3+–) 25.Ra1 (25.Ne7! Kf8 26.Nf5 Rd1 27.Bd1 Re5+–) 25...cd5+– 26.Bf3 ef3 27.Kf3 Re4 28.Rd3 (28.Rac1 Kf7+–) 28...Kf7 29.Rad1 Ke6 30.R1d2 Rc4 31.Rd4 Rc3 32.R2d3 Rc2? (32...Rd3 33.Rd3 d4 34.Kf4+–) 33.g4 (better 33.Rh4 d4 34.Rh7+–) 33...fg4+– 34.hg4 Rf8 35.Ke3 (35.Kg3 Rff2 36.Rd5 Rg2 37.Kh4 Rc4+–) 35...Rd8?? (better 35...Rcf2 36.Rd5 R8f3 37.Ke4 Rf4 38.Ke3 R4f3 39.Ke4 Rf4 40.Ke3 R4f3=) 36.f4+– Rh2 (36...b6 37.cb6 ab6 38.Re4 Kf7 39.Re5 d4 40.Rd4 Rc3 41.Ke4 Rd4 42.Kd4 Ra3 43.Rb5+–) 37.Kf3 (37.Re4! Kf7 38.Re5 d4 39.Rd4 Rh3 40.Ke4 Rd4 41.Kd4 Rg3+–) 37...h5 38.Kg3 Rh1 39.g5 (39.Kg2!? Rh4 40.g5 Rg4 41.Kf3 Rg1 42.Re3 Kf7+–) 39...h4+– 40.Kg2 Ra1 41.Rh3 Ra2 42.Kf1 Ra1 (42...Rh8 43.Rhd3 Kf5 44.Rd5 Kf4 45.g6+–) 43.Kf2 Ra2 44.Kf3 (44.Ke1 Rh8+–) 44...Ra3+= 45.Kg4 Rh3 46.Kh3 Rh8 47.b5 (better 47.Rd3+–) 47...b6? (better 47...Rc8 48.f5 Kf5 49.Rd5 Ke6 50.Rd6 Ke7+=) 48.c6+– Kd6 49.f5 Ke5 (49...Kc5 50.Rh4 Rg8 51.f6 Kb5 52.f7+–) 50.Rh4 Rg8 (50...Ra8 51.f6 a5 52.f7+–) 51.f6 Ke6 (51...d4 52.f7 Rc8 53.g6+–) 52.Kg4 d4 (52...Ra8 53.Rh2 Rf8 54.Rf2+–) 53.Rh1 Rd8 (53...Rf8 54.Re1 Kd6 55.Kf5+–) 54.Rd1 (better 54.Re1 Kd5 55.f7+–) 54...d3 55.Kf4 (55.Re1 Kd6 56.g6 d2+–) 55...Rd4 (55...d2 56.Kg4 Rd4 57.Kh5+–) 56.Ke3 Rc4 (56...Rd5 57.Rf1 (worse 57.Rd3 Rg5 58.Rd7 Rb5+–) 57...d2 58.c7 d1N 59.Rd1+–) 57.Rd2 (better 57.Rf1 d2 58.Kd2 Kf7+–) 57...Rc5 58.Rd3 (58.Rf2 d2 59.Kd2 Kf7 60.g6 Kg6+–) 58...Rg5 59.Rc3 Rg8 60.c7 Rc8 61.Rc6 Kf7 62.Kf4 Kf8 63.Kf5 Kf7 64.Rc1 Kf8 65.Ke6 (better 65.Kg6+–) 65...Ke8 (65...Re8 66.Kd7 Kf7+–) 66.f7 (66.Rh1 Rc7 67.Rh8) 66...Kf8 67.Kf6 a5 (67...a6 68.Rg1 Rc7 69.Rg8) 68.Rh1 Rc7 69.Rh8 1–0. pipesharp – stampyshortlegs, ChessWorld.net, 2014. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0-0 5.c4 d6 6.d4 Re8)

7.Bg2 e5 8.de5 de5 9.Qd8 Rd8 10.Be5 (10.Ne5 Ng4 11.Nd3 Bb2 12.Nb2 Nc6 13.Bc6 bc6+=) 10...Re8 (better 10...Nc6!? 11.Bc3 Ne4 12.Bg7 Nb4=+) 11.a4 (11.Bc7? Nfd7 12.Ng5 Ba1–+) 11...Nbd7 (11...Nc6 12.Bc3 Ne4 13.Bg7 Kg7=) 12.Bf6 (better 12.Bc7!? Nd5 13.cd5 Ba1 14.Nfd2+=) 12...Nf6 13.Ra2 Bg4 (13...a5 14.b5=+) 14.0-0 Re4 (14...a5 15.ba5 Ra5 16.Nd4=) 15.Rc2 b5?? (better 15...Bf5=) 16.ab5 (better 16.Nfd2 Ree8 17.Ba8 Ra8 18.cb5 Be2 19.Re1+–) 16...a6?? (16...Rd8 17.e3 Bf5 18.Rd2+–) 17.ba6 (better 17.Nfd2 Ree8 18.Ba8 Ra8 19.Ra2+–) 17...Ra6 18.b5 (18.e3 Bf5 19.Rcc1 Re8+–) 18...Ra7 (18...Ra4 19.Rfc1 Nh5 20.e3+–) 19.Rd1 (19.e3 Bf5 20.Rcc1 Re8+–) 19...Ra1 (19...Bf5 20.Rcc1 Re2 21.Nd4+–) 20.h3 (20.Nc3 Rd1 21.Nd1+–) 20...Be6? (20...Bf5 21.Ne1 Rd4 22.Nd3+=) 21.Rdc1?? (better 21.Ng5!? Re5 22.Ne6 fe6 23.Nc3 Rd1 24.Nd1+–) 21...Bf5 (21...Rc4 22.Rc4 Bc4 23.Rc4 Rb1 24.Bf1 Ne8+=) 22.Rb2 (22.g4 Rg4 23.Nbd2 (23.hg4?! Bc2 24.Nfd2 Ba4=) 23...Rg2 24.Kg2+–) 22...Re8 23.e3 (23.Nd4 Ne4 24.e3 Ng3=) 23...Ne4 (23...Nd5 24.Rb3 Nc3 25.Rbc3 Bc3 26.Rc3=) 24.Nd4= Nd2?? (better 24...Ng3 25.Rd1 Bd4 26.ed4 Re2=) 25.Rd2+– Bb1 (25...Rb1 26.Rb1 Bb1+–) 26.Rb2 c5 (26...Bd4 27.ed4 Kg7+–) 27.Rbb1 (better 27.bc6 Be5 28.Rcb1 Rb1 29.Rb1+–) 27...Rb1 28.Rb1 cd4 29.ed4 Bd4 30.b6 Re2 (30...Kf8+–) 31.b7 Rf2 (31...Ba7 32.c5! Re8+–) 32.b8Q Kg7 33.Kh2 Re2 34.Rd1 Be3 35.Qe5 Kh6 36.Qd5 (36.Qd6 Kg7 37.Qd3+–) 36...f5 37.c5 f4 38.g4 Bf2 (38...Bg1 39.Rg1 Kg7 40.Qd4 Kf7 41.Qf4 Ke8 42.Qb8 Kd7 43.Rd1 Ke6 44.Qd6 Kf7 45.Rf1 Rf2 46.Rf2 Kg7 47.Qf8) 39.c6 (39.g5 Kh5 40.Qf3 Kg5 41.Qg4 Kf6 42.Qf4 Ke7 43.Qg5 Ke8 44.Rd8 Kf7 45.Bd5 Re6 46.Qf4 Kg7 47.Qf8) 39...Rc2 40.Kh1 (40.g5 Kh5 41.Qf3 Kg5 42.Rd5 Kf6 43.Qf4 Ke6 44.Rd6 Ke7 45.Qf6 Ke8 46.Re6) 40...Rc5 41.Qd8 Rc3 (41...Re5 42.Rd7 Re1 43.Bf1 Rf1 44.Kg2 Rg1 45.Kf2 Rg2 46.Kg2 f3 47.Kf3 g5 48.Qf6) 42.c7 (42.h4 Bc5 43.Qg5 Kg7 44.Rd7 Be7 45.Qe7 Kg8 46.Qg7) 42...f3 (42...Rc5 43.h4 Rf5 44.gf5 Bc5 45.Rd7 Be7 46.Qe7 gf5 47.Qh7) 43.Bf1 Bb6 (43...Bd4 44.h4 Rc7 45.Qf8 Rg7 46.Rd4 f2 47.Kg2 g5 48.Rd6) 44.Qh4 Kg7 45.Rd7 Kh8 (45...Kf8 46.Qd8) 46.Qd8 (46.Qh7) 1–0. pawnzilla60 – knight_rider179, gameknot.com, 2018.

7.0-0 c5 8.bc5 dc5 9.d3 Nc6 10.Nc3 e6 (10...Rb8 11.Qd2=) 11.Rb1 Nd4 (11...e5 12.Nd2+=) 12.Nd4 cd4 13.Ne4 Ne4 14.Be4 Rb8 15.Ba3 The backward pawn on b7 becomes a target 15...Re8 16.Qd2 (16.Bc6 Bd7 17.Bb7 Qc7+=) 16...Qc7= 17.Qb4 Bf8 18.Qb3 Ba3 19.Qa3 b5 (19...e5!?=) 20.cb5+= Rb5 (20...ab5 21.Rfc1 Qd8 22.Qc5+/-) 21.Rb5+/- ab5 22.Rc1 Qe5 23.Rc5 Qb8 24.Qb4 Bd7 (24...e5 25.Qb5 Qb5 26.Rb5+/-) 25.Qd4 Rc8 (25...Rd8 26.a3+-) 26.Kg2 (26.Rc8 Qc8 27.Qd6 Be8+-) 26...Be8 (26...Rc5 27.Qc5 (27.Qd7? Rc2-+) 27...e5 28.e3+/-) 27.Rc8+- Qc8 28.a3 (28.Qd6 f5 29.Bf3 g5+-) 28...Bc6+/- 29.Bc6 Qc6 30.f3 Qc2 31.Kf2 Qb3 32.Qc5 f5 33.h4 Kg7 34.Qe7 Kg8 35.Kg2 (better 35.d4+-) 35...h6? (35...Qa2 36.Qe8 Kg7 37.Kf2+/-) 36.Kh3 (better 36.Qf6 h5 37.Qg6 Kf8 38.g4 hg4 39.fg4 fg4 40.Qg4 Qa3 41.Qe6+-) 36...Kh8?? (better 36...h5+/-) 37.h5! gh5 (37...gh5 38.Qe8 Double attack (38.Qe8 Decoy)) 38.Kh4 Qd1 (38...Qc3+-) 39.Kh5 Qh1 (39...Qc1 40.Kg6 Qg5 41.Qg5 hg5+-) 40.Kg6 (40.Kg6 Qh5 41.Kh5 Kg8 42.Kg6 b4 43.Qd8) 1-0. Vojak,Daniel (2230) - Michuki,Francis (1635), KCF University Cup, 2021. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 d6 5.g3 0-0 6.Bg2)

7.0-0= Nc6 8.a3 e5 9.d3 Re8 10.Nc3 Bg4 11.h3 Bd7 12.Nd2 Qc8 13.Kh2 Nd4 (13...Be6 14.Nde4=) 14.e3 Ne6 15.Nd5 Nd8 (15...a5 16.f4+=) 16.Qb3 a5 17.Qc3 (17.Nf6 Bf6 18.c5 a4+=) 17...Ne6= 18.Rfc1 (18.Nf6 Bf6 19.Qc2 Bc6=) 18...Qd8 19.Nf6 Qf6 (worse is 19...Bf6 20.Bb7 Ra7 21.Bg2+/–) 20.f4 (20.Ne4 Qd8 21.Qb3 Qe7=) 20...Qf5 (20...Qe7 21.fe5 de5 22.Bb7=) 21.g4= Qf6 22.Rf1 (22.Bb7 Qh4 23.Ne4 Rab8–/+ (23...ef4?! 24.Nf6 Bf6 25.Qf6 Qf6 26.Bf6=)) 22...Qh4 23.Nf3 Qh6 24.fe5 Qe3 25.d4 Qc3 26.Bc3 ab4 27.ab4 Nf4 28.Ra8 Ra8 29.Ra1 Ra1 30.Ba1 de5 31.Ne5 Ng2 32.Kg2 Ba4 33.g5 f6 34.gf6 Bf6 35.Kg3 b5 36.cb5 Bb5 37.h4 Be7 38.Bc3 Kg7 39.h5? gh5–+ 40.d5 h4 41.Kf4 Kf8 42.Nf3–/+ Ke8 43.Nd4 Bd7 44.Nf3 h5 45.Bd4 Bg4 46.Bc5 h3 47.Kg3 Bf3 48.Kf3+= h4 49.Kf2 Bf6 50.b5= Kd7 51.b6 cb6 52.Bb6 Kd6 ½–½. Salminen,Jussi – Weseman,G. Frans J (2080), WS/H/132 ICCF, 2008. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 d6 5.g3 0-0 6.Bg2)

7.0-0 Nbd7 8.d3 Rb8 9.a4 b5 (9...e5!?=) 10.cb5 ab5 11.Nd4 Bb7 12.Nc6 (12.Nb5?! Bg2 13.Kg2 c6=) 12...Bc6 13.Bc6 Ne5 14.Bg2 ba4 15.Qa4 Ned7 16.Nd2 c5 17.b5 Nb6 18.Qa6 Nfd5 19.Qa3 Nb4 20.Bg7 Kg7 21.Qb2 Kg8 22.Nc4 Qd7 23.Ra5 N6d5 24.Na3 Nc7 25.Ra7 Qd8 26.Ra1 Nb5 27.Nb5 Rb5 28.Ra8 Rb8 29.Rb8 Qb8 30.Ra8 Na6?? (better is 30...Qa8 31.Ba8 Ra8=) 31.Rb8+– Rb8 32.Qa1 Rb6 (32...Nc7 33.Be4 Ne6 34.Qa7 Rb1 35.Kg2+–) 33.h4 (33.Qa5 Rb1 34.Bf1 Nb4 35.Qd8 Kg7 36.Qe7 d5+–) 33...e6 (33...Nb4 34.Qa7 Ra6 35.Qe7+–) 34.Kh2 (34.Qa5!? Rb1 35.Kh2 Nb4 36.Qd8 Kg7 37.Qd6 Nc2+–) 34...Nb4 35.Qf6 Nc2 (35...Nc6+–) 36.Qd8 (36.Qd8 Kg7 37.Qb6+–) 1–0. Fleischer,Eugen (1820) – Benz,Urs (1750), Zuerich Seniors op 3rd, 2005. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6)

7.a3 c5 8.b5 Nc7 9.0-0 e5 10.d3 Ne6 11.Nbd2 Nh5 12.Ne1 Nd4 (12...a6 13.ba6 Ra6 14.Rb1=) 13.e3+= Ne6 14.Nc2 Rb8 15.Nb3 b6 16.a4 Bb7 17.a5 (17.Bb7 Rb7 18.f4 ef4 19.Bg7 Nhg7=) 17...Bg2= 18.Kg2 Nf6 (18...a6 19.e4= (worse 19.ba6 ba5 20.Ne1 Qb6-/+)) 19.ab6+= ab6 20.Ra6 Nh5 21.Qd2 f5 22.Rfa1 Nf6 Black intends e4 (22...d5 23.f3+=) 23.Ra7 e4 24.d4 (better 24.Qe2+=) 24...cd4?? (better 24...d5 25.Qe2 dc4 26.Qc4 Qd5=) 25.Ncd4 (25.ed4?! Qc8 26.Qb4 Rd8+=; 25.Bd4?! Nc5 26.Bf6 Qf6 27.Qd5 Kh8+=) 25...Nd4 26.Nd4 (26.Bd4?! Rc8+/-; 26.ed4?! d5 27.c5 Rf7+=; 26.Qd4?! Rf7+/-) 26...Ne8 (26...Qe8 27.Nc6 Qe6+-) 27.Nc6 (better 27.Ne6 Bb2 28.Nd8 Rd8 29.Qb2 Nf6+-) 27...Qc8 (27...Qg5 28.Nb8 Bb2 29.Qb2+-) 28.Nb8 (28.Ne7 Kh8 29.Nc8 Rc8+-) 28...Qb8 (28...Bb2 29.Qb2 Qc4+-) 29.Bg7 Ng7 30.Qd5 Kh8 31.Qd4 (better 31.Ra8 Qe8+-) 31...Rg8 32.Rd7 (better 32.Re7 Qf8 33.Raa7 g5+-) 32...h5 (32...Qe8 33.Raa7 Qe5 34.Qb6 f4 35.gf4 Qh5+-) 33.Raa7 Qf8 34.Qb6 (better 34.Rf7 Qf7 35.Rf7 Kh7+-) 34...Kh7 35.Qd6 (better 35.Qd4 d5+-) 35...Kh6 (35...Qd6 36.Rd6 Kh6 37.h4+-) 36.Qf8 Rf8 37.Rg7 Rc8 38.h4 g5 (38...Rc7 39.Rgc7 g5 40.Rc6) 39.Rg5 (39.hg5) 39...Rh8 40.Rf5 (40.Rag7 Rd8 41.R5g6) 40...Rg8 41.Rf6 Rg6 42.Rg6 Kg6 43.Rd7 (43.b6 Kf5 44.b7 Kg6 45.b8Q Kf6 46.Qd6 Kf5 47.Ra5 Kg4 48.Qe6) 43...Kf6+- Black threatens to counter with b6 44.Rd4 Kf5 (44...Kf7 45.b6 Kg7 46.b7 Kf7 47.b8Q Kg7 48.Qb7 Kf6 49.Rd6 Kf5 50.Qd5 Kg4 51.Qe4) 45.b6 (45.b6 Kf6 46.b7 Ke7 47.b8Q Kf7 48.Rd6 Ke7 49.Qc7 Ke8 50.Rd8) 1-0. Spiritchaser84 (2205) - lazyking (1870), Rated Bullet game, lichess.org, 2014. (=1.Nf3 (A15: English Opening: 1...Nf6) 1...d6 2.c4 Nf6 3.g3 g6 4.b4 Bg7 5.Bb2 0-0 6.Bg2)

7.b5 Nc5 8.d4 Ncd7 9.0-0 c5 10.bc6 bc6 11.Nc3 Rb8 12.Rb1 c5 13.Qc2 cd4 14.Nd4 Bb7 15.Bb7 Rb7 16.Nc6 Qe8 17.Nb5 (17.Nd5!? e5 18.Nce7 Kh8 19.Ba3 Nd5 20.Nd5 Rb1 21.Rb1+/–) 17...a6 18.Na5 Rb8 19.Nd4 Nc5 20.Ndc6 Rb6?? (better is 20...Rc8!? 21.Bf6 Bf6=) 21.Ne7! Kh8 22.Nd5 Nd5 23.Bg7 Kg7 24.cd5 Rb1 25.Rb1 Qd7 26.Nc4+– Rd8 27.Rb6 Qe7 28.Nd6 Nd7 29.Ra6 Nf6 30.Qc6 Rd7 31.Nc8 Qd8? 32.d6 Qe8 33.Ne7 Qb8 34.Rb6 Qa7 35.a4 Qa5 36.Rb1 Qd2 37.Nc8 Qe2 38.Qb5?? Qe6? 39.a5 Ne8? 40.Qb2+– f6 41.a6 Nd6 42.Qb6 Qd5 43.Nd6 Rd6 44.Qb7 Kh6 45.Qd5 Rd5 46.Ra1 Rd8 47.a7 Ra8 48.Ra6 Kg7 49.Kg2 Kf7 50.Kf3 Ke7 51.g4 Kf7 52.h4 Ke7 53.Ke4 h6 54.Kd5 f5 55.Rg6 fg4 56.Rh6 1–0. Moehring,Norbert (1905) – Campe,Herbert (1715), Bad Woerishofen op, 2001.

7.b5 Nc5 8.d4 Nce4 9.0-0=.

7.cd5 Qd5 8.0-0 Qh5 9.Na3 Bh3 10.Rc1 Bg2 11.Kg2 c6 12.Rc5 Qg4 13.Qb3 Ne4 14.Rc2 Bb2 15.Qb2 Nd7 16.d4 Rfd8 17.Nc4 Nb6 18.Nce5 Qf5 19.Rfc1 f6 20.Qb3 Nd5 21.Nc4 g5 22.Ne3 Qe6 23.Nd5 Qd5 24.b5 Qb3+= 25.ab3 cb5 26.Rc7 Kf7 27.Rb7 g4 28.Nh4 Nd6 29.Rbc7 a5 30.Ra1 a4 31.ba4 ba4 32.e3 Rdb8 33.Ra2 Rb3 Black prepares a3 34.Kf1 a3–+ 35.Rcc2 Ne4 36.Ke1 Rab8 37.Ra1 Rb1 38.Rb1 Rb1 39.Ke2 Rb2 (39...Rb2 40.Kd3 Nf2 41.Kd2 a2 42.Rb2 a1Q–+) 0–1. Tsiapouris,Michael (1705) – Johnson,Bernie (1705), CL4–2010.09.07, 2010. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2)

7.cd5 Qd5 8.Nc3 Qd6 9.a3=.

7.cd5 Nd5 8.Bg7 Kg7 9.Qb3 Qd6 10.a3 Qf6 (10...e5 11.Nc3 Nf6 12.d4 ed4 13.Nb5+=) 11.Nc3+= Nc3 12.Qc3 Qc3 (12...c6 13.Qf6 Kf6 14.d4+=) 13.dc3 Nc6 (13...Rd8 14.Rd1 Rd1 15.Kd1+=) 14.0-0-0 h6 15.Rd2 Be6 16.Kc2 Bf5 17.Kb2 e5 (17...Rad8 18.Rhd1+=) 18.Rhd1+/– f6 19.Nh4 Be6 20.Bc6 (20.f4 Rfd8+/–) 20...bc6+= 21.e4 a5 ½–½. gonso (2500) – johnrussell (2300), net–chess.com, 2002. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2)

7.0-0 Nc6 8.b5 Na5 9.d3 c6 10.bc6 bc6 11.Nc3 Rb8 12.Qd2 Qd7 13.Rab1 Nb7 14.Nd4 c5 (14...Nd8!?+=) 15.Nf5+/– Qf5 16.Nb5 a6 17.Nc7 Nd8 18.Nd5 (better is 18.Na6!? Rc8 19.a4+–) 18...Nd5+= 19.Bd5 Ne6 20.Bg7 Kg7 21.Rb2 Nd4 22.Rfb1 Rb2 23.Rb2 e6 24.Bb7 h5 (better is 24...Rb8!?=) 25.Be4 Qg4 26.e3 (26.Kg2 e5+/–) 26...Nf3 (better is 26...Qe4! 27.de4 Nf3 28.Kg2 Nd2 29.Rd2 Rd8=) 27.Bf3+= Qf3 28.Rb6 Rh8 29.Qb2 f6 30.Rd6 h4 31.Rd7 Kh6 32.gh4 (32.Qc1 Rb8 33.Qf1 Rb2–+) 32...Kh5 (32...Qg4 33.Kf1 Qd1 34.Kg2 Qg4 35.Kh1 Qf3 36.Kg1 Qg4 37.Kh1 Qf3 38.Kg1=) 33.Qb7 (better is 33.Qc2!?+/–) 33...Qd1= 34.Kg2 Qg4 35.Kf1 Qd1 ½–½. Buldrova,Monika – Tokmachev,Mikhail (2220), Plzen op–A U18, 1998. (=1.c4 Nf6 2.Nf3 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 Bf5)

7.d3 Qc8 8.0-0 Bh3 9.Qb3 Bg2 10.Kg2 b6 (10...a5 11.b5=) 11.Nbd2 (11.Bf6 Bf6 12.Nc3 Qe6=) 11...Nbd7 12.Rfd1 Qb7 13.Kg1 a5 14.a3 Ng4 (14...ab4 15.ab4 e5 16.b5=) 15.Bg7+= Kg7 16.Qc3 e5 17.d4 f6 (17...ed4 18.Qd4 Ngf6 19.g4+=) 18.e4 (18.d5 Rfe8+=) 18...ab4 (18...f5 19.Ng5 fe4 20.Ne6 Kg8 21.Nf8 Rf8 22.d5+/–) 19.ab4 Ra1 20.Ra1 Ra8 21.h3 Nh6 22.de5 (22.Ra8 Qa8 23.b5 Nf7+=) 22...fe5 23.Ra8 Qa8 24.Ng5 Qe8 25.f4 Nf7 26.Ndf3 h6 27.Nf7 Kf7 28.fe5 Ne5 29.Ne5 ½–½. Ducros Salva,Francisco (1995) – Cerdo Fernandez,Miguel (1905), Calvia ESP, 9th Amateur Open, 2012. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2)

7.Nd4 Bc8 8.Nc3 Nfd7 9.Nb3 Nc6 10.b5 Nce5 11.d3 e6 12.0-0 Rb8 13.f4 Ng4 14.Qd2 e5 15.e3 ef4 16.ef4 Nc5 17.h3 (17.d4 Nb3 18.ab3 a6+=) 17...Nb3= 18.ab3 Bd4 19.Kh1 Ne3 20.Rfe1 Nf5? (better 20...Ng2!? 21.Qg2 Bc3 22.Bc3 a6=) 21.g4+– Ng3? (better 21...Ng7+–) 22.Kh2+– Qh4 23.Nd5 Bb2 24.Qb2 f6 25.Re3 (25.Ra7?! Nf5 26.gf5 Qe1 27.Nf6 Kf7 28.Nh7 Bf5 29.Qf6 Kg8 30.Nf8 Rf8+–) 25...c6 (25...Nf1 26.Rf1 Bg4 27.Nc7+–) 26.bc6 (26.Rg3?! cd5 27.Bd5 Kh8+–) 26...bc6 27.Ne7 (27.Rg3?! cd5 28.Bd5 Kh8 29.Ra7 Rb6+–) 27...Kf7 (27...Kg7 28.Rg3 c5 29.Ra7+–) 28.Ra7 Rb7 29.Nc8 (29.Nc8 Ra7 30.Na7+–; 29.Rg3?! Ra7 30.Nc6 Rd7+–) 1–0. glovio (2210) – ulla (1700), gameknot.com, 2014.

7.d3 Nc6 8.b5 Nd4 9.Bg2 Rb8 10.0-0 b6 (10...a6 11.e3 Ne6 12.a4=) 11.a4 Bf5 (11...Bb7 12.Re1=) 12.a5 (12.Nd4 ed4 13.Na2 Ng4+–) 12...Qd7 (12...Re8 13.ab6 ab6 14.Nd2+=) 13.Nd4+– ed4 14.Nd5 (better 14.Ne4+–) 14...c6?? (better 14...Nd5!? 15.Bd5 Rfd8+–) 15.Nf6 (better 15.bc6!? Qe8 16.Nc7 Qc8 17.ab6 Rb6+–) 15...Bf6 16.Bc6 Qc7 17.ab6 ab6 (17...Qb6 18.e3!+–) 18.Qd2 (better 18.e3!? Bd7 19.Qf3 Bg7 20.Bd7 Qd7 21.Bd4 Bd4 22.ed4 d5+–) 18...Bd7 19.Bd7 Qd7 20.Ra6 (20.Qf4 Be5 21.Qf3 Rfd8+–) 20...Rfe8 (20...Be5 21.e4 de3 22.fe3+–) 21.Rfa1 (21.Qf4 Qe7+–) 21...Re7 (21...Qg4!? 22.Re1 Be5+–) 22.Qf4+– Kg7 (22...Be5 23.Qh4 d5+–) 23.Bd4 Bd4?! (23...Be5 24.Qh4 Qe6 25.Ra8+–) 24.Qd4 f6 (24...Kh6 25.Ra7! Qa7 26.Ra7 Ra7 27.Qd6+–) 25.e3 (better 25.Rb6!? Rb6 26.Qb6 Qe6+–) 25...Qc7 (25...Qd8 26.Qd5+–) 26.h4 (better 26.Ra7!? Qa7 27.Ra7 Ra7 28.Qd6 Rab7+–) 26...Qc5 27.Qf4 Rbe8 (27...Rbb7 28.R1a4+–) 28.Ra7 Qb4 (28...d5 29.d4 Qc4+–) 29.Qe4 Kf8 (29...Kf7 30.Qd5 Kf8 31.Re7 Re7 32.Ra8 Re8 33.Re8 Ke8 34.Qg8 Kd7 35.Qh7 Kc8 36.Qg6 Qa4+–) 30.Re7 Re7 31.Ra8 Kf7 32.Qd5 Kg7 33.Qg8 Kh6 34.Qf8 Rg7 35.Ra7 Qb1 (35...Qc4 36.dc4 Kh5 37.Qf6 Kg4 38.Kg2 Ra7 39.Qf3) 36.Kg2 Qd3 (36...Kh5 37.Qf6 Qb5 38.cb5 g5 39.Rg7 h6 40.hg5 hg5 41.Rg5) 37.Qg7 Kh5 38.Qh7 Kg4 39.f3 Kf5 40.g4 Ke5 1–0. despbeg (1745) – kebec (1610), gameknot.com, 2013. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.Nc3 d6 6.g3 e5)

7.Bg2 b6?? 8.Ne5!+- de5 (8...c6 9.Nc6 Nc6 10.Bc6+-) 9.Ba8 Nbd7 (9...Be6 10.Qa4+-) 10.Bg2 Ba6 (10...Re8 11.0-0+-) 11.b5 Bc8 12.0-0 Nc5 Black plans e4 13.a4 (13.Na4 Na4 14.Qa4 Qd2 15.Be5 Qe2+-) 13...e4 14.d4 (14.Qc2 Bf5+-) 14...Ne6? (better 14...ed3 15.a5 Bg4 16.ab6 cb6+-) 15.Ne4 Ne4 16.Be4 Ng5 (16...Nd4 17.e3 Qe7 18.Bd5 Nf3 19.Qf3 Bb2 20.Ra2+-) 17.Bg2 Bf5 (17...Bh3 18.a5+-) 18.e3 (better 18.h4 Nh3 19.Kh2 Qc8+-) 18...Qe7 (18...Bh3+-) 19.Ba3 Qe6 20.Bf8 Bf8 21.h4 (21.Bd5 Qe7+-) 21...Ne4 22.d5 (22.Qc1 Bh3+-) 22...Qd7 23.g4! Nc3 (23...Bg4 24.f3 Double attack (24.Be4 Deflection; 24.f3 Decoy)) 24.Qe1 (24.gf5 Nd1 25.Rfd1 Qf5+/-) 24...Nb5 (24...Bg4 25.Qc3 Be2 26.Rfc1+-) 25.gf5 Nd6 26.fg6 fg6 27.Qe2 Ne4 (27...Bg7 28.Ra2 a5+-) 28.Be4 Qh3 29.Bg2 (29.h5!? gh5 30.f4 Bg7+-) 29...Qh4 30.Rac1 (30.e4 Bb4+-) 30...Qf6 (30...Ba3 31.Rb1+-) 31.f4 Bc5 32.Rf2 Qf5 33.e4 (33.Rf3!? Qf6+-) 33...Bf2 (33...Qf4 34.Rcf1+-) 34.Qf2 Qg4 (34...Qd7 35.a5!+-) 35.f5 Qg5 (35...gf5 36.Rf1 f4 37.Qf4+-) 36.Rf1 1-0. chesserstein (2205) - adeel (1835), Rated Bullet game, lichess.org, 2014. (=1.Nf3 (A15: English Opening: 1...Nf6) 1...Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0-0 5.c4 d6 6.Nc3)

7.Bg2 c6 8.0-0 Ne8 9.Qc2 f5 10.d3 Qe7 11.e3 (11.b5 Nc7+/–) 11...Be6+= 12.h4 (12.b5 cb5 13.Nb5 Nc6+=) 12...h6 13.Ne2 White prepares c5 (13.b5 Nf6+=) 13...Nd7= 14.a3 Nef6 15.Rac1 Rae8 (15...Ng4 16.Bc3=) 16.Nh2 (16.d4 e4 17.Nd2 Nh5=) 16...d5 17.c5 (17.Nf3 Ng4=) 17...g5 (17...e4 18.Rfd1+=) 18.hg5 hg5 19.Nf3 (19.Qa4 a6+=) 19...Ng4 20.Nh2? (20.d4 e4 21.Nh2 Ndf6–/+) 20...Ndf6 (20...Nh2 21.Kh2 f4 22.ef4 gf4 23.gf4 ef4 24.f3–+) 21.Qd2? (21.Nf3 Nh5 22.Bc3–/+) 21...Nh2–+ 22.Kh2 Ng4 23.Kg1 e4 (23...f4!? 24.Bf3 Qf7 25.ef4 Qh5 26.Bg4 Bg4–+) 24.Bg7 Qg7 25.f3 ed3 (25...ef3 26.Bf3 Ne5 27.Rce1+=) 26.Qd3 (26.Nd4 Ne5 27.f4 Ng4 28.Qd3 Qh8+=) 26...Ne5+= 27.Qd4 Nc4 28.Qg7 Kg7 29.Rc3 Bd7 30.Kf2 a5 (30...Rh8 31.Rd1 Re7 32.Re1+=) 31.Nd4 ab4 32.ab4 Ra8 33.Rfc1 Ra2 34.R1c2 Rfa8 (34...Ra4 35.Rb3+=) 35.Bf1= Ne5 36.Be2 (36.Ra2 Ra2 37.Rc2 Ra4=) 36...R2a4 37.Rb2 (37.b5 cb5 38.Bb5 Bb5 39.Nb5 Rh8=) 37...Rh8 38.Rc1?? (38.Kg2 Ra1 39.Bf1 Nc4–/+) 38...Ng6?? (better is 38...Nd3! 39.Bd3 Rh2 40.Ke1 Rb2–+) 39.Kg2 f4 40.ef4 gf4 41.g4 Kf6 42.Bd3 Ne5 43.Be2 Ra3 44.Rb3 (44.Rf1 Rha8+=) 44...Rha8 (44...Ra2 45.Re1–/+) 45.Rcb1 (45.Ra3!? Ra3 46.Rb1+=) 45...Rb3–/+ 46.Rb3 (46.Nb3 Ra2 47.Nc1 Rc2–/+) 46...Ra2 47.Kf1 (better is 47.Rb1!? Rd2 48.Rd1–+) 47...Rd2–+ 48.Nf5 Bf5 49.gf5 Ra2 50.b5 Rc2 51.bc6 bc6 52.Rb8 Rc5 53.Rf8 Nf7 (53...Kg5 54.f6–+) 54.Bd3 (54.Ke1 Ra5–+) 54...Rc3 55.Be2 d4 56.Ke1 Ke7 57.Rc8 (57.Ra8 Re3 58.Kd2 Ne5–+) 57...Ne5 58.Kd2 c5 59.Bd1 (59.Ke1–+) 59...Nc4 60.Ke2 Ne3 61.Kd2 (61.Rc6 Nf5 62.Ra6 Ne3 63.Ra7 Kd6 64.Ra6 Ke5–+) 61...Nf5 (61...c4 62.Ba4 Ra3 63.Rc7 Kd6 64.Rc6 Kd5 65.Ra6 c3 66.Ke2 Ra2 67.Ke1–+) 62.Bc2 (62.Rc7 Ke6–+) 62...Nd6 63.Rc6 (63.Rc7 Kd8 64.Rc6 Nc4 65.Ke1 Rc2 66.Rc5–+) 63...Nc4 (63...Nc4 64.Kd1 Ne3 65.Kd2 Rc2 66.Kd3 Rc3 67.Ke4 d3 68.Rc7 Ke6 69.Rc6 Kd7–+) 0–1. Gomez Feria,Jose Maria (1835) – Lisarri Tomas,Antonio (2030), Madrid ESP, 3rd Chamartin Open, 2014. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.Nc3 d6 6.g3 e5)

7.Bg2 Re8 8.0-0 Nc6 9.b5 Nd4 10.d3 Bg4 11.Nd2 Qc8 12.Re1 Bh6 13.Nde4 Ne4 14.Ne4 Bg7 15.Nc3 Bh3 16.Bh1 f5 17.e3 Ne6 18.Nd5 Qd7 19.Qd2 Nc5 20.Qc2 c6 21.bc6 bc6 22.Nc3 f4 23.Ba3 Bf5 24.Bc5 dc5 25.Ne4 Be4 26.Be4 fg3 27.hg3 Rab8 28.Rab1 Rb4 29.a3 Rb6 30.Qa4 Exerts pressure on the isolated pawn 30...Reb8 31.Rb6 Rb6 32.Kg2 Bf6 33.Qa5 Qe7 34.Re2 Kg7 35.a4 Kg8 36.Ra2 Kg7 37.Qc3 Qb7 38.a5 Rb4 39.a6 Qb6 40.Qc2 Kf7 41.Qd1 Qc7 42.Qf3 Rb6 43.Qg4 Kg7 44.Qe6 Qe7 45.Qc8 Qd8 46.Qg4 Qc7 47.Ra5 Be7 48.Qe6 Qd6 49.Qc8 Qb8 (better is 49...Rb3!?+/–) 50.Qd7+– Qd6 51.Qa7 Rb2 52.Bf3 g5 53.Ra1 1–0. Horn,Peter (2285) – Pittelkow,A, Regionalliga NordN, 1988. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Nc3 e5)

8.a3 ab4 9.ab4 Ra1 10.Qa1 Nc6 (10...Na6 11.Qa5=) 11.b5 Nd4 (11...Nb8 12.0-0=) 12.0-0 (12.Nd4!? ed4 13.Nd5 Nd5 14.Bd5+=) 12...Re8 13.e3 Nf3 14.Bf3 h5 15.Nd5 Nd5 16.Bd5 Bh3 17.Re1 Qc8 18.Qa7 b6 19.Qb7 (19.Ra1+=) 19...Qf5 (19...Qb7 20.Bb7 e4 21.Bg7 Kg7 22.f4+=) 20.Be4 (20.Qc7!? e4 21.Bg7+/-) 20...Qc8+= 21.Ra1 Qb7 22.Bb7 e4 23.Bg7 Kg7 24.f3 ef3 25.Bf3 Be6 26.d3 Bg4 27.Kf2 Bf3 28.Kf3 Kf6 29.Ra7 Re7 30.d4 Kf5 31.c5 (31.h3!?+=) 31...dc5= (worse 31...bc5 32.b6 Re8 33.Rc7+/- (33.bc7?! Ke6=)) 32.dc5 Ke6 (32...Kf6 33.c6+=) 33.cb6 (better 33.Ra6!?+/-) 33...cb6= 34.Ra6 Rb7 35.Ke4 Kd6 36.Kd4 f5 37.e4 (37.Ra8 Rd7=) 37...fe4 38.Ke4 (better 38.Ra8!? Re7 39.Rd8 Kc7 40.Ra8=) 38...Kc5-/+ 39.Kf4 Kb5 40.Ra8 Rf7 (better 40...Rc7!?-/+) 41.Kg5= Rf2 42.h4 Rg2 43.Kg6 Rg3 44.Kh5 Kc6 45.Kh6 b5 46.h5 Kb7 47.Rd8 b4 48.Rd4 b3 49.Rb4 Kc6 50.Kh7 Kc5 51.Rb8 Kc4 52.h6 Kc3 53.Kh8 b2 54.h7 Kc2 55.Rb2 Kb2 ½-½. ZoeMcNally (2320) - xmodey (2260), Rated Blitz game, 2015. (=1.Nf3 (A16: English Opening: 1...Nf6 with ...d5) 1...Nf6 2.c4 g6 3.Nc3 Bg7 4.b4 d6 5.Bb2 0-0 6.g3)

8.a3 Nc6 9.b5 Ne7 10.d4 ed4 11.Nd4 Nf5 (11...Re8 12.0-0=) 12.0-0 (12.Nf5 Bf5 13.Bb7 Rb8+/-) 12...Rb8 13.e3 h5 (13...Re8 14.Nb3+=) 14.Qd2 h4 15.Rad1 hg3 16.hg3 (16.fg3 Re8 17.Nd5 Nd5 18.Bd5 Nh6+/-) 16...Ng4 (16...Nd4 17.ed4 Re8 18.Rfe1+=) 17.Ne4 Be5 (17...Ne5 18.Nf5 (18.Qa5?! Nc4 19.Qb4 Nb2 20.Qb2 Nd4 21.ed4 Bg4=) 18...Bf5 19.Be5 Be5 20.Qa5+/-) 18.Nf3 (18.Qa5 Be6 19.Bf3 Nd4 20.ed4 Bg7+/-) 18...Qe7 (better 18...Bb2!? 19.Qb2 Qe7+=) 19.Be5 Ne5 20.Ne5 Qe5 21.Qa5 Be6 22.c5 (22.Qc7 Rfc8 23.Qb6 Bc4+-) 22...b6 (22...dc5 23.Qa7 b6 24.Rfe1+=) 23.Qc3 (better 23.cb6!? cb6 24.Qb4+-) 23...Qc3+= 24.Nc3 bc5 (24...dc5 25.Bc6+=) 25.a4 Ne7 (25...Bc4 26.Rfe1+/-) 26.a5 (26.Rd2 Kg7+/-) 26...Nc8 (26...Bc4 27.Rfe1 Bb5 28.Nb5 Rb5 29.a6+=) 27.Nd5 (better 27.Ra1+/-) 27...Bd5 28.Rd5 1-0. ZoeMcNally (2290) - Ak202 (2125), Rated Blitz game, lichess.org, 2015. (=1.Nf3 (A16: English Opening: 1...Nf6 with ...d5) 1...Nf6 2.c4 g6 3.Nc3 Bg7 4.b4 0-0 5.Bb2 d6 6.g3)

8.a3 Be6 9.d3 Nh5 (9...e4 10.Ne4 Ne4 A) 11.de4?? Bb2 12.Rb1 Bc3 13.Kf1 Qf6-+ (13...Bc4?! 14.Rc1-/+); B) 11.Bg7 Kg7 12.de4+=) 10.0-0 f5 11.b5 Na5 12.e3 (12.Qa4 c6+=) 12...c5 (12...a6 13.ba6 Ra6 14.Rb1=) 13.Qc2 Bh6 14.Nd2 Nf6 15.Ne2 Rc8 (15...a6 16.a4+=) 16.Nb3 (16.Bc3!?+/-) 16...Nb3+= 17.Qb3 Qd7 18.Rac1 f4 19.ef4 ef4 20.Rce1 Bh3 21.gf4 Qg4 22.Ng3 Bg2 23.Kg2 Nh5 24.Qd1 (24.Kg1 Bf4 25.Qd1 Qg5=) 24...Nf4=+ 25.Kh1 Qh3 26.Qf3 Rf7 27.Bc1 Nh5 28.Qd5 Bf4 29.Bf4 (29.Kg1 Nf6 30.Qg2 Qg2 31.Kg2 Bc1 32.Rc1 d5=) 29...Nf4=+ 30.Qf3 (30.Qe4!?=+) 30...Rcf8 31.Qe4 Nh5 (better 31...Qd7!?-/+) 32.Qg2 (better 32.Nh5 Qh5 33.f4=) 32…Ng3 (32...Ng3 33.Qg3 Qg3 34.hg3 Rf3-/+) 0-1. Arnold,Leander (1855) - Dylag,Emilia (2095), 30th Czech Open B, 2019. (=1.Nf3 Nf6 2.c4 g6 3.g3 Bg7 4.Nc3 d6 5.b4 0-0 6.Bb2)

8.Qb3 Re8 9.0-0 e4 10.Ng5 (10.Ne1 Nd4 11.Qd1 d5 12.cd5 Nd5=+) 10...Nd4 11.Qd1 Bf5 12.f3 ef3 13.Nf3 Nc2 14.Rc1 Nb4 15.Qb3 Na6 (15...a5 16.Nd4 Bd7 17.a3=+ (worse 17.Bb7 Rb8–+)) 16.Qb7= Nc5 17.Qb4 Rb8 18.Qa3 Nfe4 19.d4 Nc3 20.Bc3 Ne4 21.Ba1 (worse 21.Qa7 Bh6 22.Qa3 Be3 23.Kh1 Bc1 24.Qc1 Nc3 25.Qc3 Re2–+) 21...Bh6 22.d5 (better 22.Rce1!?=) 22...Bc1–/+ 23.Qc1 c5 (23...Qe7 24.Qh6 Qf8 25.Qf4+=) 24.Qh6 (24.dc6 Bg4=+) 24...f6–/+ 25.Nh4 Qe7?? (25...Bg4 26.Be4 Re4 27.Ng6 Qe8= (27...Re2?? 28.Bf6 Qf6 29.Rf6 Rb1 30.Rf1 Rf1 31.Kf1 hg6 32.Qg6 Kf8 33.Qg4 Ra2 34.h4+–; 27...Be2 28.Bf6 Qc7 29.Re1+–; 27...Rc4 28.Bf6 Qf6 29.Rf6 Rc1 30.Kf2 Rf1 31.Kf1 Be2 32.Kf2 hg6 33.Rg6 Kf7 34.Rg7 Ke8 35.Qh8)) 26.Nf5+– gf5 27.Be4 Qe4 28.Qf6 Qe3 29.Kh1 (better 29.Kg2 Re5 30.Be5 Qe2 31.Rf2 Qe4 32.Rf3 Qe5 33.Qe5 de5 34.Rf5+–) 29...Qe4= 30.Kg1 Qe3 31.Kh1 Qe4 ½–½. McNabb,M (2080) – Timergazi,Layla (1915), 123rd ch–NZL Open, 2016. (=1.Nf3 Nf6 2.c4 g6 3.Nc3 Bg7 4.b4 d6 5.Bb2 0-0 6.g3 e5 7.Bg2 Nc6)

8.b5 Ne7 9.0-0 Bd7 10.d3 (10.d4 ed4 11.Nd4 Rb8=) 10...c5 (10...a6 11.a4=) 11.Nd2 Be6? (11...Qb6 12.a4 Qc7 13.a5+=) 12.Nf3 (better is 12.Bb7 Rb8 13.Bf3+/–) 12...Bd7 (12...h6 13.Qd2=) 13.Nd2 ½–½. Santos Ruiz,Miguel (2325) – Yayloyan,Konstantin (2110), Batumi GEO, 2014. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.Nc3 d6 6.g3 e5)

8.b5 Ne7 9.0-0 h6 10.d3 Nh7 (10...a6 11.a4+=) 11.a4+= f5 12.Rc1 (12.a5 a6+/–) 12...g5 Black plans f4 (12...Nf6 13.Nd5+=) 13.c5 f4 (13...dc5 14.Nd2+/–) 14.cd6 cd6 15.Qb3 Kh8 16.d4 ed4 (16...g4 17.Nh4 Ng5 18.de5+/–) 17.Ne4+– d5 18.Nc5 fg3 19.hg3 Nf5 20.Qd3 b6 21.Nb3 Nf6 22.Nbd4 (22.Bd4?! Nd4 23.Nbd4 Ne4+/–) 22...Ne7 (22...Ng4 23.Nc6 Qe8 24.Bg7 Ng7 25.Qd5+–) 23.Ne5 Ne4? (23...Qd6 24.f4 gf4 25.gf4+–) 24.Nec6 (better is 24.Ndc6!? Nc6 25.Rc6 Bf5+–) 24...Nc6 (better is 24...Qd6+–) 25.Nc6 (25.bc6?! Qe7+–; worse is 25.Rc6 Bf6+–) 25...Qe8 26.Bg7 (26.Qd5?! Bb2 27.Be4 Bh3+/–) 26...Kg7 27.Qd5 Nf6 28.Qd4 Bb7?! (28...Be6 29.f4 gf4 30.gf4+–) 29.e4 Qh5 (29...Bc6 30.bc6 Rd8+–) 30.Ne5 Rfd8 (30...Rac8 31.Rc8 Rc8+–) 31.Rc7 Kh8 32.Nf7 (32.Nd7 Qf7 33.Qf6 Qg7 34.Qg7 Kg7 35.Rb7 Rd7 36.Rd7 Kf6 37.e5 Kf5 38.Ba8 a6 39.ba6 Ke6 40.Bd5 Ke5 41.a7 b5 42.a8Q Kf5 43.Qf8 Ke5 44.Be4 Ke4 45.Re1) 32...Qf7 33.Qd8!! (33.Rf7?! Rd4 34.Rb7 Nd7+/– (34...Ne4?? 35.Re7+–)) 33...Qg8 (33...Rd8 34.Rf7 Zwischenzug) 34.Qe7 (34.Qf6 Qg7 35.Qg7) 34...Bc8 (34...Qf8 35.Rb7 Qe7 36.Re7 Ng8+–) 35.e5 (35.Qf6 Qg7 36.Qg7) 35...Ng4 36.Bd5! Nf2 (36...Qd5 37.Qg7#) 37.Bg8 1–0. Santos Ruiz,Miguel (2310) – Odeh,K (1980), Gibraltar Masters, 2015. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.Nc3 d6 6.g3 e5)

7.a3 b6 8.Nbd2 Nbd7 (8...Bb7 9.Bh3=) 9.Bg2= Bb7 10.–0 ab4 11.ab4 Ra1 12.Ba1 e5 13.Qc2 Qe7 14.e4 Ra8 15.Bc3 Qe8 16.Qb2 Ra4 17.Ra1 Qa8 18.Ra4 Qa4 19.Qa1 Qa1 20.Ba1 c5 21.b5 Bh6 22.Nb1 Kf8 23.Bh3 Ke7 24.Bb2 Ne8 25.Nh4 Bg5 26.Ng2 f6 (26...Nef6 27.Ne3+=) 27.f4+/– Bh6 28.Nc3 Nc7 (28...ef4 29.gf4 Nc7 30.Bd7 Kd7 31.Na4+/–) 29.Bd7 (29.f5!?+/–) 29...Kd7+= 30.Na4 Na8 31.Bc1 (31.Kf2 Ke7+=) 31...Ke8 (31...f5 32.ef5 gf5 33.Nh4=) 32.Kf2+= Kf7 33.g4 Bc8 34.Kg3 Bg7 35.h4 (35.f5 Bd7+=) 35...h6 (35...f5 36.gf5 gf5 37.Bb2=) 36.Ne3 (36.fe5 fe5 37.Ne3 Be6+/–) 36...ef4+= 37.Kf4 Be6 (37...h5!? 38.gh5 Bh6 39.Kf3 gh5+=) 38.h5+/– g5 (38...gh5 39.gh5 Bh3 40.Bd2+–) 39.Kf3+– Bf8 40.Bb2 (40.Nd5 Bd5 41.ed5 f5 42.gf5 Bg7+–) 40...Be7+/– 41.Bc3 Ke8 (41...Bd7 42.Be1+/–) 42.Be1 (42.Nd5 Bd8+–) 42...Kf7 (42...Bg8 43.Nd5 Bd8 44.Nac3+–) 43.Bg3+– Ke8 (43...Bf8 44.Nd5+–) 44.Nd5 Bd5 45.ed5 (45.cd5?! Nc7+=) 45...Kf7 (45...f5 46.gf5 Kd7 47.Nc3+–) 46.Ke4 Ke8? (46...f5 47.gf5 Bf8+–) 47.Kf5 Kf7 48.Bh2 Bf8 (48...Bd8 49.Bd6 Nc7 50.Nb6 Nb5 51.cb5 (51.Bc5?! Bb6 52.Bb4 Nd4 53.Ke4 Nb3+=) 51...Bb6 52.Bb8+–) 49.Bg1 Be7 50.Bf2 (50.d4!? Ke8+–) 50...Bd8 51.d4 Bc7? (51...Nc7 52.dc5 dc5 53.Nb6 Nb5+–) 52.Nc3 Bd8 53.Ne4 Be7 (53...cd4 54.Bd4 Be7+–) 54.dc5 bc5 55.Bg3 Nb6 (55...Bf8 56.Nd6 Ke7 57.Nb7+–) 56.Nd6 Bd6 (56...Kf8 57.Ke6 Bd8 58.Bf2+–) 57.Bd6 Nd7 (57...Nc4 58.Bc5 Ke8+–) 58.Bc7 1–0. Belezky,Alexander (2455) – Hallerod,Ralph (2100), 30th Torneo Open de Ajedrez El, 2009. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0-0 5.c4 d6 6.d3 a5)

7.b5 a4 8.Bg2 (8.Nbd2 Nbd7 9.Bg2 Nc5 10.0-0 Bg4 11.Bd4 Re8 12.h3 Bd7 13.Be3; 8.Qc2 Nbd7 9.Bg2 Nc5 10.0-0 e5 11.Nc3 a3 12.Bc1 e4 13.Nd4) 8...Nbd7 9.0-0 Re8 10.Qc2 Nc5 11.Nc3 e5 12.Ng5 a3 13.Bc1.

7.b5 c6 8.Bg2 e5 (8...cb5 9.cb5 Qb6 10.Nc3=) 9.bc6 bc6 10.0-0 Nbd7 11.Nbd2 Rb8 (11...Qc7 12.d4=) 12.Bc3 Re8 (12...Nc5 13.Nb3 Nb7 14.Rb1=) 13.Qa4+= Attacks the isolani on a5 13...Nc5 14.Qa3 (14.Qa5 Qa5 15.Ba5 e4+=) 14...a4 (14...Nb7 15.Rab1=) 15.Rad1 (better 15.Ne5!? de5 16.Qc5+–) 15...Qe7 (15...Nfd7 16.d4 ed4 17.Nd4=) 16.Bb4 Nfd7 17.e3 Bf8 (17...Ra8 18.d4 Nb7 19.Ne5 Ne5 20.de5+=) 18.d4 Na6 19.Bc3 e4 20.Ne1 d5 21.Qa4 Nb6 22.Qa5 White prepares the advance c5 (22.Qc6?? Bd7 23.cd5 Bc6 24.dc6 Nd5–+) 22...Bg4 (22...Nc4 23.Nc4 dc4 24.Nc2=) 23.Rc1 (23.Rb1 Qa7 24.c5 Nc4 25.Rb8 Na5 26.Re8 Nc7 27.Rf8 Kf8=) 23...Qb7 (23...Qa3!? 24.Nc2 Qa5 25.Ba5 Nc4 26.Nc4 dc4=) 24.c5 Nc4 (24...Nd7 25.Rb1 Qa8 26.Rb8 Rb8 27.f3 ef3 28.Nef3+–) 25.Nc4 dc4 26.Rc2 Nc7 (26...Ra8 27.h3 Nc5 28.Qb4+–) 27.h3 (better 27.Rb2 Qc8 28.Rb8 Qb8 29.f3 ef3 30.Nf3+– (worse 30.Bf3 Bf3 31.Nf3 Nd5+=)) 27...Nd5? (better 27...Bd1 28.Rb2 Qc8+–) 28.Rb2+– (28.hg4 Ra8=+) 28...Qb2 (28...Qd7 29.Rb8 (29.hg4 Ra8–/+) 29...Rb8 30.hg4 Qg4 31.Nc2+–) 29.Bb2 Be2 (29...Ra8 30.Qd2 Ra2 31.hg4+–) 30.Qd2 Bf1 31.Bf1 Rb4 32.a3 (32.a3 c3 33.Bc3+–) 1–0. Rehorek,Martin (2250) – Jaros,Martin, 9th Plzen op–A, 2003. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.d3 d6 6.g3 a5)

9.Ba1 Na6 10.b5 Nc5 11.Bg2 Bg4 12.0-0 Qd7 (12...e5 13.Nc3+=) 13.Nc3 (13.Nbd2 Ra8+=) 13...Bh3 (13...Ra8 14.Bb2+=) 14.d4= Nce4 15.Ne4 Ne4 16.d5 Nf6 17.Bh3 Qh3 18.e4 1–0. Tarasenko,Oleksiy – Melendez Padilla,Isabelo (1895), ICCF FM/0753, 2008. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.d3 a5 7.a3 ab4 8.ab4 Ra1)

8.Bg2 a4 9.0-0 Nc5 10.Qc2 Bd7 11.a3 c6 12.bc6 bc6 13.Nbd2 e5 14.Bc3 Qc7 15.Rfb1 Rfb8 16.h4 (16.Rb4 h6=) 16...Bf5 17.Ng5 (17.Rb4 h6=+) 17...h6=+ 18.Nge4 Nfe4 19.Ne4 Ne4 (19...Nb3 20.Ra2-/+) 20.Be4=+ Be4 21.de4 c5 (21...d5 22.Rb8 Rb8 23.Qa4 de4 24.Kg2=+) 22.Rb8 Qb8 23.Rb1 Qc7 (23...Qe8 24.Qd3 Rb8 25.Rb5=) 24.Bd2 (24.Qb2 Qd8+=) 24...Qc6 (24...Qd8 25.Rb5=) 25.f3 (25.Qd3 Qc7+=) 25...Kh7 26.Kg2 Qd7 27.g4 Qe6 28.Rb7 Rf8 (28...Qc8 29.Qb1+= (worse 29.Rf7 Kg8 30.Rg7 Kg7-/+)) 29.Qa4+/- f5? (better 29...h5!?+/-) 30.ef5+- gf5 31.Qc2 (31.Qd7 Qd7 32.Rd7 fg4 33.fg4 Ra8+-) 31...Qg6+/- 32.h5 Qe6 (32...Qe8!? 33.Qd3 Rf6 34.g5 hg5 35.Bg5+-) 33.gf5 Rf5?? (better 33...Qf6+-) 34.Qe4 Kg8 (34...Qf6 35.Qg4 Kh8+-) 35.Qd5 (better 35.Qg4 Qf6 36.Bh6 Qh6 37.Qf5+-) 35...Qd5+/- 36.cd5 Rh5 37.Rd7 Bf8? (37...e4 38.Rd6 ef3 39.Kf3+/-) 38.a4 (38.e4 c4 39.a4+-) 38...Rh4?? (better 38...e4 39.fe4 Rh4+/-) 39.e4+- Rh5 40.a5 c4 41.a6 c3 42.Bc1 (42.Bc1 Rg5 43.Bg5 hg5 44.a7 c2 45.Rc7 c1R 46.Rc1 Kg7 47.a8Q Kf7 48.Rc7 Kf6 49.Qf8 Kg6 50.Qd6 Kh5 51.Rh7) 1-0. Rodchenkov,S (2345) - Alboredo,Julia (2180), Titled Tuesday 4th May, 2021. (=1.Nf3 (A15: English Opening: 1...Nf6) 1...Nf6 2.c4 g6 3.b4 d6 4.Bb2 Bg7 5.d3 0-0 6.g3)

8.Bg2 Nc5 9.0-0 a4 10.Bd4 Ne6 11.Bc3 Bd7 12.Nbd2 Nc5 13.Rb1.

7.Nbd2 a5 A) 8.ba5 Ra5 (8...Qa5 9.Bg2 e5 10.0-0 Be6 11.Ng5 Nbd7 12.Ne6 fe6 13.Bh3 Rae8=; 8...Nbd7 9.Bc3 Ng4 10.Bg7 Kg7 11.Bg2 Qa5 12.0-0 Qh5 13.d4 h6=) 9.Bg2 e5 10.0-0 Re8 11.Nb3 Ra6 12.Qc2 Nbd7 13.Rfb1 b6=; B) 8.a3 ab4 9.ab4 Ra1 10.Qa1 Nbd7 11.Bg2 Re8 12.Qa5 b6 13.Qa4 Qc7=.

7.Nbd2 Na6 8.a3 (8.Bc3 Qb6 (8...h6 9.Bg2 e5 10.0-0 Be6 11.Rb1 Re8 12.a4 Qe7 13.e4 g5=; 8...Re8 9.Bg2 e5 10.0-0 Qe7 11.a4 Bg4 12.h3 Bd7 13.Re1 Nc7=; 8...e5 9.Bg2 Re8 10.0-0 Qe7 11.a4 Nc7 12.b5 Bd7 13.Rb1 Ne6=) 9.Rb1 e5 10.Bg2 Qc7 11.0-0 Re8 12.a4 Bd7 13.e3 Rad8=; 8.Qb3 e5 (8...h6 9.Bg2 e5 10.0-0 Be6 11.a3 Re8 12.Qc2 g5 13.Ne1 Qb6=; 8...Qb6 9.a3 e5 10.Bg2 Bf5 11.0-0 Rae8 12.e4 Bg4 13.h3 Bd7=; 8...Bg4 9.Bg2 e5 10.0-0 Re8 11.h3 Bd7 12.Rad1 Qc7 13.Ne4 Ne4=) 9.Bg2 Qe7 10.0-0 Be6 11.e3 h6 12.a4 Rfe8 13.Rfb1 g5=) 8...Nc7 (8...Re8 9.Bg2 e5 10.0-0 Qe7 11.e4 c5 12.Bc3 Bd7 13.Qc2 Qe6=; 8...e5 9.Bg2 Be6 10.0-0 Qe7 11.e4 c5 12.Qa4 Qd7 13.Qd7 Nd7=; 8...Bf5 9.Bg2 e5 10.0-0 Qb6 11.Qc2 c5 12.Bc3 cb4 13.ab4 Nb4=) 9.Bg2 Rb8 (9...e5 10.c5 dc5 11.bc5 Nd7 12.Qc2 Ne6 13.Nb3 e4=) 10.0-0 e5 (10...Ra8 11.Qc2 Ne6 12.e3 Qb6 13.Bf6 Bf6+=) 11.Qc2 (11.c5 dc5 12.bc5 Nd7 13.Qc2 Ne6=) 11...Nd7 (11...Be6 12.Rfc1 Re8 13.c5 dc5=) 12.Ne4 (12.d4 Qe7 13.e4 c5+=) 12...Qe7 (12...d5 13.Nd6 Qf6=) 13.c5 d5 (13...dc5=) 14.Nd6 Ne8 15.Nc8 Rc8 16.e3 Nc7 17.e4 d4 18.Nd2 Ne8 19.Nc4 b6 20.cb6 ab6 21.Bh3 f5 22.ef5 gf5 23.Rae1 Nd6 24.Bd4! Nc4 (24...ed4 25.Re7 Pinning (25.Re7 Deflection)) 25.Qc4 Kh8 26.f4 Qd6 27.Bb2 b5 28.Qb3 Qh6 29.Bg2 Rce8 30.Qc2 Re6 31.Re2 Rfe8 32.Ref2 (better is 32.fe5!? Be5 33.Rf5+–) 32...Nf6+/– 33.Bf3 (33.Bc6 Rc8 34.fe5 Ng4 35.Bb5 Rc2 36.Rc2 Be5+=) 33...e4 34.de4 Ne4 35.Be4 Re4 36.Bg7 Kg7 37.Rd2 Qe6 ½–½. Weiland,Guenter (1955) – Voigt,Maik, 10th Forchheim Open, 2011. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.d3 c6)

7.Nbd2 b6 8.Bg2 Bb7 9.0-0 Qc7 10.Qc2 Nbd7 11.a3 a6 12.d4 White prepares the advance c5 12...Rfe8 13.c5 b5 14.e4 Rac8 15.Rfe1 Nf8 16.Rac1 Qd7 (16...a5 17.cd6 ed6 18.ba5 Qa5 19.e5 de5 20.de5+/– (20.Re5?! Ne6=)) 17.Nb3 d5 18.Ne5 Qd8 19.f3 e6 20.Na5 Ba8 21.a4 Re7 22.ab5 ab5 23.Ra1 Ne8 24.Red1 Nc7?? (better is 24...Nd7+/–) 25.Nec6 (25.Nec6 Qd7 26.Ne7 Qe7 27.Nb3+–) 1–0. Karbowiak,Adam (2215) – Cimer,Stefan (2150), NATO–ch, 2009. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0-0 5.c4 d6 6.d3 c6)

7.Nbd2 Qb6 A) 8.Rb1 Re8 (8...e5 9.Bg2 Be6 10.Bc3 Nbd7 11.0-0 Qc7 12.Ng5 d5 13.Ne6 fe6=; 8...Nbd7 9.Bg2 e5 10.0-0 Re8 11.a4 d5 12.b5 Qc7 13.bc6 bc6=; 8...Rd8 9.Bg2 e5 10.0-0 Be6 11.a3 Nbd7 12.Ng5 Bf5 13.Qb3 Rf8=) 9.Bg2 e5 10.0-0 Nbd7 11.a4 h6 12.a5 Qb4 13.Be5 Qa5=; B) 8.Qb3 Nbd7 (8...a5 9.ba5 Qa5 10.Bg2 Nbd7 11.0-0 Nc5 12.Qc2 Na4 13.Bf6 Bf6=; 8...Na6 9.a3 e5 10.Bg2 Be6 11.0-0 h6 12.Qc2 Rae8 13.e4 Nd7=; 8...Re8 9.Bg2 a5 10.a3 ab4 11.0-0 Na6 12.ab4 Bg4 13.Bc3 e5=) 9.Bg2 a5 10.ba5 Qa5 11.d4 e5 12.Bc3 Qc7 13.0-0 Re8=; C) 8.Bc3 h6 (8...Na6 9.Rb1 Bg4 10.Bg2 e5 11.0-0 Qc7 12.e4 Qd7 13.Re1 Rfe8=; 8...Bf5 9.Bg2 e5 10.0-0 Na6 11.a4 Rfe8 12.a5 Qc7 13.e4 Bg4=; 8...Nbd7 9.Bg2 Ng4 10.d4 e5 11.e3 Re8 12.0-0 Qc7 13.Qc2 Ngf6=) 9.Bg2 e5 10.c5 dc5 11.Nc4 Qd8 12.bc5 e4 13.Nfe5 Na6=; D) 8.a3 a5 9.Bd4 Qd8 10.Bg2 e5 11.Bc3 ab4 12.ab4 Ra1 13.Qa1 Be6=.

7.Nbd2 e6 A) 8.Bc3 Nbd7 (8...Qc7 9.Bg2 e5 10.0-0 Re8 11.Rc1 d5 12.d4 e4 13.Ne5 Be6=; 8...e5 9.Bg2 Be6 10.0-0 Nbd7 11.Qc2 Qe7 12.e4 c5 13.a3 h6=; 8...Na6 9.Bg2 e5 10.0-0 Re8 11.a4 Bd7 12.Re1 h6 13.Rb1 Qe7=) 9.Bg2 e5 10.0-0 Qe7 11.a4 d5 12.a5 dc4 13.dc4 e4=; B) 8.a3 Nbd7 (8...e5 9.Bg2 Nbd7 10.0-0 Re8 11.e4 Qb6 12.Qc2 a5 13.Bc3 ab4=; 8...Re8 9.Bg2 e5 10.0-0 Qe7 11.Re1 Nbd7 12.e4 a5 13.d4 ed4=; 8...a5 9.Bg2 ab4 10.ab4 Ra1 11.Qa1 Na6 12.Qa5 b6 13.Qa4 Bb7=) 9.Bg2 e5 10.0-0 Qe7 11.Re1 d5 12.cd5 cd5 13.Rc1 b5=; C) 8.d4 b5 (8...Qb6 9.a3 Nbd7 10.e4 a5 11.Bc3 Qc7 12.Bg2 b5 13.cb5 cb5=; 8...d5 9.e3 dc4 10.Bc4 Nd5 11.Qb3 Nd7 12.e4 Nc7 13.0-0 f5=; 8...c5 9.bc5 dc5 10.Bg2 cd4 11.Nd4 Ng4 12.e3 e5 13.N4b3 Qc7=) 9.cb5 cb5 10.e4 a5 11.Bb5 ab4 12.e5 Nd5 13.a3 de5=; D) 8.Bg2 e5 (8...Re8 9.0-0 e5 10.a4 h6 11.Bc3 Be6 12.e4 g5 13.h3 g4=; 8...a5 9.b5 cb5 10.cb5 Bd7 11.Rb1 e5 12.0-0 Be6 13.Nc4 e4+=; 8...Qb6 9.a3 e5 10.Qc2 Na6 11.0-0 Re8 12.Rfd1 Bg4 13.h3 Be6=) 9.0-0 Qb6 10.a3 Nbd7 11.Qc2 Re8 12.Ne4 Ne4 13.de4 a5=.

7.Bg2 Na6 A) 8.Bc3 e5 (8...Qb6 9.a3 e5 10.0-0 Re8 11.Nbd2 Qc7 12.e4 d5 13.cd5 cd5=; 8...Bg4 9.0-0 e5 10.Nbd2 Re8 11.h3 Bd7 12.a4 Qe7 13.Re1 Nc7=; 8...Re8 9.0-0 e5 10.Nbd2 Qe7 11.a4 Bd7 12.Re1 Nc7 13.Rb1 Bg4=) 9.0-0 Be6 10.Nbd2 Qb6 11.a4 Qc7 12.d4 ed4 13.Nd4 d5=; B) 8.Qd2 Bg4 (8...e5 9.0-0 Be6 10.Na3 Qe7 11.Ng5 d5 12.b5 cb5 13.cb5 Nb8=; 8...Bd7 9.0-0 e5 10.a3 Re8 11.Nc3 d5 12.cd5 cd5 13.Rfc1 h6=; 8...d5 9.cd5 Qd5 10.a3 Qh5 11.h3 Qd5 12.Nc3 Qe6 13.Ng5 Qd7=) 9.0-0 e5 10.a3 Re8 11.Nc3 d5 12.cd5 cd5 13.h3 Bf3=; C) 8.a3 Re8 (8...e5 9.0-0 Re8 10.Nc3 Qe7 11.b5 Nc7 12.bc6 bc6 13.Rb1 Ne6=; 8...Bg4 9.0-0 Qd7 10.Nbd2 Bh3 11.Qc2 Bg2 12.Kg2 Rfd8 13.Rad1 b5=; 8...Bf5 9.e4 Bg4 10.h3 Bd7 11.0-0 Qc8 12.g4 h6 13.Nc3 c5=) 9.0-0 e5 10.Nc3 d5 11.cd5 cd5 12.Rc1 d4 13.Nb1 Nd5=.

7.Bg2 Bd7 A) 8.a3 a5 (8...Qc8 9.0-0 Bh3 10.Nbd2 Bg2 11.Kg2 a5 12.e4 b5 13.Qe2 Qe6=; 8...e5 9.0-0 a5 10.Nc3 ab4 11.ab4 Ra1 12.Qa1 Na6 13.b5 cb5=; 8...Re8 9.0-0 e5 10.Nc3 d5 11.e3 Bf5 12.Re1 e4 13.Nd4 Bg4=) 9.Nc3 Qb6 10.c5 Qc7 11.Qa4 Na6 12.cd6 ed6 13.Qa5 Qa5=; B) 8.Qd2 a5 (8...Qb6 9.0-0 a5 10.ba5 Qa5 11.Bc3 Qh5 12.a4 Na6 13.a5 Bh3=; 8...Re8 9.0-0 a5 10.a3 ab4 11.ab4 Ra1 12.Ba1 e5 13.Bc3 Qe7=; 8...e5 9.0-0 Re8 10.a3 Bg4 11.Nc3 d5 12.cd5 cd5 13.Rac1 Nc6=) 9.a3 ab4 10.ab4 Ra1 11.Ba1 Qb6 12.0-0 Na6 13.Bc3 Ra8=; C) 8.0-0 Re8 (8...e5 9.Nc3 Qe7 10.b5 Rc8 11.Qd2 cb5 12.Nb5 Na6 13.Rab1 Nc5=; 8...a5 9.a3 ab4 10.ab4 Na6 11.Qd2 e5 12.Na3 Qb6 13.c5 dc5=; 8...Qb6 9.a3 e5 10.Nbd2 Be6 11.d4 Nfd7 12.de5 Ne5 13.Qc2 Nbd7=) 9.Nc3 e5 10.Qd2 d5 11.Nd1 e4 12.de4 Ne4 13.Qc1 Bb2=; D) 8.Qb3 a5 (8...Na6 9.0-0 Qb6 10.a3 e5 11.Nbd2 Rae8 12.e4 Bh6 13.Qc2 c5=; 8...Qb6 9.0-0 Na6 10.a3 e5 11.Nbd2 Rae8 12.Rfd1 Bg4 13.Qc2 Be6=; 8...e5 9.0-0 Re8 10.Nc3 Na6 11.Ng5 Qe7 12.a3 h6 13.Nf3 Nc7=) 9.0-0 Na6 10.ba5 Nc5 11.Qc2 Qa5 12.Nbd2 e5 13.Nb3 Qa4=.

7.Bg2 e5 A) 8.Nc3 Qb6 (8...Qe7 9.b5 d5 10.bc6 bc6 11.cd5 Nd5 12.0-0 Rd8 13.Qc2 Na6+=; 8...d5 9.cd5 cd5 10.Ne5 Qe7 11.d4 Qb4 12.Qb3 Na6 13.Ba3 Qd4+=; 8...Na6 9.b5 cb5 10.cb5 Nc7 11.0-0 Be6 12.Ng5 Bd7 13.a4 d5=) 9.a3 Bf5 10.0-0 Nbd7 11.Ng5 Rfd8 12.Nge4 Qc7 13.Nf6 Nf6=; B) 8.0-0 Re8 (8...Be6 9.Nc3 Qb6 10.Rb1 a6 11.Bc1 Nbd7 12.a4 h6 13.Be3 Qc7=; 8...Qb6 9.Qd2 Na6 10.a3 Be6 11.Ng5 Bh6 12.Nc3 Nc7 13.c5 dc5+=; 8...Qe7 9.Nbd2 Be6 10.Ng5 Bd7 11.a3 a5 12.Qb3 Bg4 13.Ngf3 Re8=) 9.Nc3 d5 10.cd5 cd5 11.Rc1 d4 12.Na4 Na6 13.a3 Nd5=; C) 8.a4 e4 (8...Qb6 9.b5 a6 10.a5 Qd8 11.b6 Be6 12.0-0 Nbd7 13.Nbd2 Qe7=; 8...Be6 9.0-0 Nbd7 10.Nbd2 h6 11.a5 Qe7 12.Qc2 Rfe8 13.Rfc1 Rad8=; 8...Na6 9.b5 Nc5 10.0-0 Be6 11.d4 ed4 12.Nd4 cb5 13.cb5 Qe7=) 9.de4 Qb6 10.Qb3 Na6 11.Nbd2 Qb4 12.Qb4 Nb4 13.0-0 Rd8=; D) 8.a3 Qc7 (8...a5 9.0-0 ab4 10.ab4 Ra1 11.Ba1 Be6 12.Nc3 Qe7 13.b5 Nbd7=; 8...Be6 9.Nc3 Re8 10.Ng5 Bd7 11.0-0 Qe7 12.Qd2 h6 13.Nge4 Ne4=; 8...Na6 9.0-0 Re8 10.Nc3 Nc7 11.Qd2 Be6 12.Ng5 d5 13.cd5 Bd5=) 9.0-0 Be6 10.Ng5 Nbd7 11.Ne6 fe6 12.Nc3 a6 13.Qd2 Rf7=.

8.Bg2 Qc7 9.0-0 e5 10.Qc2 a6 11.a4 Re8 12.b5 Nf8 13.bc6 bc6 14.Rfb1 Rb8 15.Bc3 Rb1 16.Rb1 Ne6 17.a5 Nc5 18.Rb6 e4 19.Nd4 ed3 20.ed3 Nfd7 21.Rc6 Qb8 22.N4b3 Bc3 23.Qc3 Bb7 24.Nc5 Nc5 25.Rb6 Qc7 26.Qd4 Re1 27.Nf1 Bg2 28.Kg2 Nb7 29.Ne3 Na5 30.Nd5 Qc5 31.Rb8 1–0. grajaro (2030) – qweri (1655), kurnik, 2012.

8.Bg2 e5 9.0-0 Qe7 10.Qc2 b6 11.b5 Bb7 12.bc6 Bc6 13.a4 Rac8 14.a5 d5 15.ab6 Nb6 16.Ba3 Ba4 17.Qb2 Qe6 18.Bf8 Bf8 19.Qe5 Qe5 20.Ne5 dc4 21.Ndc4 Nc4 22.Nc4 Bb5 23.Ra7 Bc4 24.dc4 Rc4 25.Rb1 Bc5 26.Ra6 Ng4 27.e3 Rc2 28.Rc6 1–0. grajaro (1860) – wadudbicz, kurnik, 2012.

8.Bg2 e5 9.0-0 Re8 10.Qc2 Nf8 11.c5 Bg4 12.cd6 Bf3 13.Bf3 Qd6 14.Rab1 a6 15.a4 Rad8 (worse is 15...Qb4 16.Nc4 Ne6 17.Be5+/–) 16.b5 ab5 17.ab5 Nd5 (17...cb5 18.Bc3 Nd5 19.Ba5+= (19.Rb5? Nc3 20.Qc3 e4 21.Ne4 Re4–+)) 18.Nc4 Qd7 19.bc6 bc6 20.Rfc1 Rc8 21.Qa4 f5 22.Bd5?? (better is 22.e4 Ra8 23.Qd1 fe4 24.de4+–) 22...cd5= 23.Qd7 Nd7 24.Nd6 Rc1 25.Rc1 Rb8 26.Rc8 Rc8 27.Nc8 e4 28.Ne7 Kf7 29.Bg7 Kg7 30.Nd5 ed3 31.ed3 Kf7 32.Kf1 Nc5 33.Ke2 Nb3 34.Ke3 Ke6 35.Nf4 Kf7 36.h4 Nc5 37.Kd4 Nb3 38.Ke5 Nc1? 39.d4+– Nb3 40.d5 Nd2 41.d6 Nc4 42.Kd5 Nb6 43.Kc6 Nc4 44.d7 Ne5 45.Kd6 (45.Kd6 Nd7 46.Kd7+–) 1–0. wictorio (1905) – ramosx, kurnik, 2012.

8.Bg2 Re8 9.0-0 Be6 10.Qc2 h6 11.Rab1 Nbd7 12.c5 dc5 13.bc5 Ba2 14.Ra1 Bd5 15.e4 Be6 16.Ne5 Ne5 17.Be5 Ne4 18.Bg7 Nd2 19.Bh6 (19.Qd2!? Kg7 20.Qb2 Kg8 21.Qb7=) 19...Nf1+= 20.Rf1 (better is 20.Qb2!? f6 21.Rf1–/+) 20...Qf6–/+ 21.h4 Rad8 22.Bg5 Qd4 23.Be3? (better is 23.Bd8 Rd8 24.Rb1+=) 23...Qd3–+ 24.Qb2 Rd7 25.Bh6 Qd4 26.Qa3 a6 27.Re1 Red8 28.Bg5 Rc8 29.Bf3 Bd5 30.Rd1 Qe5 31.Bg4 Qe4 32.Bd7?? Qg2# 0–1. wictorio (1915) – lecie (1665), kurnik, 2012.

8.Bg2 Bg4 9.0-0 Qd7 10.Re1 Bh3 11.Bh1 a5 12.a3 (better is 12.c5!? Be6 13.cd6 Qd6 14.Be5+=) 12...ab4= 13.ab4 Ra1 14.Qa1 h6 15.c5 Nd5 16.cd6 Qd6 17.b5 (17.Nc4 Qe6 18.Be5 Be5 19.Nfe5 Nb4+/–) 17...Nd7 18.Nc4 Qc5 19.bc6 bc6 20.Nce5 Ne5 21.Be5 Nc3 22.Qc3 (22.e3!? Rd8 23.Bg7 Kg7 24.Nd4+–) 22...Qc3+/– 23.Bc3 Bc3 24.Rc1 Ra8 25.Bg2 Bg2 26.Kg2+– Ra3 27.e3 Kg7? 28.d4+– h5 29.Ne5 c5? 30.Nc4 Rb3 31.dc5 Kf6 32.Kf3 Ke6 33.Ke4 Bb2?? 34.Nb2 Rb2 35.c6 Rb8 36.c7 Rc8 37.f4 f6 38.Rc6 Ke7 39.Kd5 g5 40.e4 gf4 41.gf4 h4 42.h3 f5 43.ef5 Kd7 44.Rd6 Ke7 45.Kc6 Ra8 46.f6 (46.f6 Ke8 47.Kb7 Ra1 48.c8Q Kf7 49.Rd7 Ke6 50.Qe8 Kf5 51.Qe5 Kg6 52.Qg5#) 1–0. wictorio (1860) – krzysiek771 (1665), kurnik, 2012. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0-0 5.c4 d6)

8.a3 a5 (8...e5 9.0-0 Be6 10.Qc2 Nbd7 11.Nbd2 a5 12.Bc3 ab4 13.ab4 Rfd8=; 8...Nbd7 9.0-0 a5 10.Bd4 Qc7 11.Nbd2 e5 12.Bc3 d5 13.Qc2 Re8=; 8...Bf5 9.Qc2 Na6 10.0-0 c5 11.b5 Nc7 12.a4 a5 13.Nh4 Bd7=) 9.Bd4 Qc7 10.0-0 e5 11.Bc3 ab4 12.ab4 Ra1 13.Ba1 Be6=.

8.Qb3 a5 (8...Na6 9.a3 Nc5 10.Qc2 Ne6 11.Nc3 g5 12.h3 Bd7 13.Rb1 Rab8+=; 8...Bg4 9.0-0 Na6 10.a3 Nc5 11.Qc2 Ne6 12.Nbd2 a5 13.Bc3 ab4=) 9.ba5 Qa5 10.Nbd2 Nbd7 11.0-0 Nc5 12.Qc2 Na4 13.Bf6 Bf6=.

8.Bc3 e5 (8...Ng4 9.d4 d5 10.Nbd2 Be6 11.c5 Qc7 12.0-0 Nf6 13.a4 Nbd7=; 8...Re8 9.0-0 e5 10.Nbd2 Na6 11.a4 Bf5 12.a5 Qc7 13.e4 Bg4=; 8...Na6 9.a3 e5 10.0-0 Bf5 11.Nbd2 Rae8 12.e4 Bd7 13.c5 dc5+=) 9.0-0 Be6 10.Nbd2 Nbd7 11.Ng5 Bf5 12.Nge4 Qc7 13.Rc1 Ne4=.

8.Qd2 a5 (8...Re8 9.a4 Na6 10.Bc3 e5 11.0-0 Qc7 12.a5 e4 13.Nh4 Qe7=; 8...Bg4 9.a3 a5 10.0-0 ab4 11.ab4 Ra1 12.Ba1 Na6 13.Bc3 Ra8=; 8...Bf5 9.0-0 Na6 10.a3 e5 11.Nc3 Rfe8 12.Ng5 Rad8 13.e4 Bd7=) 9.ba5 Qa5 10.Qa5 Ra5 11.0-0 Nbd7 12.Bc3 Ra4 13.Bb2 e5=.

8.a3 a6 9.Bg2 b5 10.Ne5 Bb7? (better is 10...Ne5 11.Ba8 Bh3+=) 11.Bb7+– Rb8?? (better is 11...Ne5 12.Be5 de5 13.Ba8 Qa8+/–) 12.Nd7 (12.Nc6!? Qc7 13.Ne7 Kh8+–) 12...Qd7 13.Bg2 (13.Ba6?! Qc6 14.0-0 Qa6+/–) 13...bc4 14.Nc4 cb4 15.0-0 ba3 16.Ba3 d5 17.Ne5 Qd8 (17...Qe6 18.Nf3+–) 18.Rb1 Rb1 19.Qb1 Nd7 20.Nd7 Qd7 21.Qb4 e6 22.Rc1 Rd8 23.Qe7 Qe7 24.Be7 Ra8 25.e4 de4 26.Be4 Rb8 27.Bb7! h5 28.Rc8 Rc8 29.Bc8 a5 30.Bd7 Bc3 31.Kf1 Bd2 32.Ke2 Bc3 33.Ke3 Be1 34.Bf6 Kf8 35.h3 Kg8 36.g4 hg4 37.hg4 Kf8 38.g5 Kg8 39.f3 Kf8 40.Kd4 Bd2 41.Kc5 Bb4 42.Kb5 Be1 43.Kb6 Bd2 44.Kc7 Be1 45.Kd8 Bd2 46.Be7 Kg7 47.Ke8 Bc3 48.Ba4 Bd2 49.Bf6 Kg8 50.Be7 Be1?? 51.Bd6 Bd2 52.f4 Be1 53.Ke7 Bd2 54.Be8 (54.Be8 Kg7 55.Be5 f6 56.Bf6 Kg8 57.Be5 Bb4 58.Kf6 Kf8 59.Bf7 Be7 60.Ke6 Bc5 61.f5 Bb4 62.fg6 a4 63.g7#) 1–0. wictorio (1830) – mslon, kurnik, 2012.

8.a3 a6 9.Bg2 Rb8 10.0-0 b5 11.cb5 ab5 12.Qc2 Bb7 13.Rfc1 Qb6 14.Nb3 Ng4?? (better is 14...Rfc8 15.bc5 dc5+=) 15.Bg7+/– Kg7 16.bc5 dc5 17.Nc5 Nc5 18.Qc5 Qc5 19.Rc5 Bf3 20.Bf3 Nf6 21.Rb1 Ne8 22.Rbb5 Rb5 23.Rb5 Nd6 24.Ra5 h5 25.Ra7 e6 26.h4 Rb8 27.Kg2 Nb5 28.Ra5 Nd4 29.Ra4 Nc2 30.Ba8 Rb3 31.Kf3 Ra3 32.Ra3 Na3 33.Ke4 Nb5 34.Ke5 Nc3 35.Bf3 Kf8? 36.Kf6 Ke8? 37.e3+– Kf8 38.d4 Ke8 39.e4 Kf8? 40.d5 ed5 41.ed5 Nb5 42.Ke5 Ke7 43.Be2 Nd6? 44.Bd3+– Kd7? 45.Kf6 Ke8 46.f4 Kf8 47.f5 gf5 48.Bf5 Ke8 49.Ke5 Ke7 50.Bd3 Ne8? 51.Be2 Nf6 52.d6 Kd7 53.Kf6 Kd6 54.Bh5 (54.Bh5 Kc5 55.Bf7 Kd4 56.h5 Kc3 57.Kg6 Kd3 58.h6 Ke2 59.Kf5 Kd3 60.h7 Kc3 61.h8Q Kb4 62.Qe5 Ka4 63.Qb8 Ka5 64.g4 Ka4 65.Bc4 Ka5 66.Qb5#) 1–0. wictorio (1770) – mslon, kurnik, 2012.

8.a3 b6 9.Bg2 Bb7 10.0-0 a5 11.Qb3 ab4 12.ab4 Qc7 13.b5 e6 14.Ng5 Bg2 15.Kg2 Qb7 16.e4 d5 17.f3 dc4 (17...d4 18.Rfe1+=) 18.dc4 (better is 18.Nc4!? Qc7 19.f4+/–) 18...Rfd8= 19.Ra8 Ra8 20.Rd1 Rd8 21.Nf1 Qb8 22.Qd3 h6 23.Nh3 Kf8 24.e5 Ng8 25.f4 Ke8 26.Nf2 g5 27.Ne4 gf4 28.gf4 Nf8? (better is 28...Ne7+–) 29.Nd6 Ke7 30.Kg3 f6?? 31.Ne3 fe5 32.fe5 h5 33.Rf1 Rd6 34.ed6 Qd6 35.Qd6 Kd6 36.Bg7 (36.Bg7 Ng6 37.Kf3+–) 1–0. wictorio (1940) – mm1505 (1650), kurnik, 2012.

8.a3 b6 9.Bg2 Bb7 10.0-0 e5 11.e3 Qc7 12.Qc2 Rfe8 13.Rfd1 d5 14.cd5 Nd5 15.d4 ed4 16.ed4 cd4 17.Qc7 Nc7 18.Bd4 Ne6 19.Bg7 Kg7 20.Nc4 Red8 21.Nd6 Rab8 22.Nb7 Rb7 23.Ne5 Rc7 24.Nc6 Rdc8 25.Ne7 Rd8 26.Rd6 Nf6 27.Rd8 Nd8 28.Nd5 Nd5 29.Bd5 Rd7 30.Rd1 Ne6 31.Kf1 Nc7 32.Bb3 Rd1 33.Bd1 Kf6 34.Ke2 Ke5 35.Kd3 Ne6 36.Bb3 Nc7 37.Bf7 Nb5 38.a4 Nd6 39.Bg8 h6 40.f4 Kf6 41.Kd4 Nf5 42.Kd5 Ne7 43.Kd6 Ng8 44.Kc7 Ne7 45.Kb7 Nd5 46.b5 Kf5 47.Ka7 Kg4 48.Kb7 Kh3 49.Kc6 Kh2 50.Kd5 Kg3 51.a5 h5 52.ab6 h4 53.f5 h3 54.fg6 h2 55.g7 1–0. grajaro (1850) – magnus2011 (1605), kurnik, 2012.

8.Bg2 c6 9.0-0 Qe7 10.Qb3 Nb6 11.a4 Be6 12.Ng5 Bd7 13.a5 Nc8 14.a6 ba6 15.Ra6 Nb6 16.Rfa1 h6 17.Ngf3 Be6 18.R1a5 d5? (better is 18...Rfb8 19.Qa3 Qd8+/–) 19.Ne5+– dc4 (19...Qc7 20.Qa3 dc4 21.Ndc4 Nc4 22.dc4 Rad8+–) 20.Nc6 (20.Ndc4?! Bd5+–; 20.Nec4?! Nbd5+–) 20...Qd7 21.Nc4 Nc4 22.dc4 Qd2 23.Ra1 (23.Ne7 Kh7 24.Ba8 Ra8 25.Bf6 Bf6+–) 23...Qe2 24.Ne7 Kh8 25.Bf3 Qd2 (25...Bc4 26.Be2 Bb3 27.Bf6 Bf6 28.Rf6 a5 29.Rg6 fg6 30.Ng6 Kg7 31.Nf8 Kf8 32.ba5 Re8+–) 26.Re6 fe6 27.Rd1 Qg5 (27...Qd1 28.Qd1 Rad8 29.Ng6 Kg8 30.Qe1+–) 28.h4 (28.h4 Rae8 29.hg5 Re7 30.gf6 Bf6 31.Rd8+–) 1–0. marekt – PaulKendal, ChessWorld.net, 2013. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 d6 5.c4 0-0 6.d3 Nbd7 7.Nbd2 e5)

8.Bg2 c6 9.0-0 Re8 10.Qc2 Nf8 11.Rab1 Bd7 (better is 11...Qc7!?=) 12.c5+/– dc5 13.bc5 (13.Be5?! cb4 14.Rb4 Nd5 15.Bg7 Nb4=) 13...Nd5 14.Nc4 f6 15.Nd6 Re7 16.Nb7 Qc7 17.Nd6 Rb8 18.Ba1 Nb4 19.Qd2 a5 20.a3 Na6 21.Rb8 Nb8 22.Rb1 Ne6 23.Rb7 Qd8 24.Qb2 Na6 25.Qb6 Nac5 (25...Kf8+–) 26.Rb8 Bc8 27.Rc8 (27.Rc8 Qc8 28.Nc8+–) 1–0. wictorio (1860) – paeaa (1630), kurnik, 2012.

8.Bg2 c6 9.0-0 Nh5 10.Qc2 f5 11.Rab1 f4 12.Ne4 White prepares the advance c5 12...Qe7 13.c5 d5 14.Nd6 Nhf6 15.e4 d4? (better is 15...fe3!? 16.fe3 a5+=) 16.Bh3 (better is 16.gf4 ef4 17.Bd4+–) 16...h6?? (better is 16...fg3 17.fg3 Bh6+–) 17.Nh4 Kh7 18.Kg2 Nh5 19.f3 fg3 20.hg3 Bf6 21.Ng6! Kg6 22.Bf5 Kg7 23.Rh1 Ng3 24.Kg3 Bg5 25.Rbg1 Rf6? 26.Bc1 Rd6 27.cd6 Qd6 28.Bg5 hg5 29.Kf2 Nf6 30.Rg5 Kf7 31.Qc4 Be6 32.Be6 Qe6 33.Qe6 Ke6+– 34.Rh6 Rf8 35.Rg7 b6 36.Ra7 c5 37.bc5 bc5 38.a4 Kd6 39.Ke2 c4 40.dc4 Kc5 41.Rc7 Kb4 42.a5! Ka5 43.Rb7 Ka6 44.Rb1 Ka5 45.c5 Nd7 46.c6 Nc5 47.c7 Rc8 48.Rc6 d3 49.Ke3 Nd7 50.Kd3 Nb6 51.Rbb6 Rc7 52.Ra6 (52.Ra6 Kb5 53.Rc7 Ka6 54.Rc3 Kb6 55.Rc4 Kb7 56.Kc2 Ka6 57.Rb4 Ka5 58.Kb3 Ka6 59.Ka4 Ka7 60.Ka5 Ka8 61.Kb6 Kb8 62.Rc4 Ka8 63.Rc8#; 52.Kc4 Ra7 53.Rb1 Rb7 54.Ra1#) 1–0. wictorio (1860) – paceka (1650), kurnik, 2012.

8.Bg2 Qe7 9.0-0 c6 10.Qc2 Re8 11.Rab1 a5 12.b5 c5 13.Bc3 b6? (better is 13...Nb6+=) 14.Ne5+– Rb8 15.Nc6 Qe2 16.Nb8 Qf2 1–0. wictorio (1895) – bialanoga (1655), kurnik, 2012.

7.Nbd2 e4 8.de4 Re8 9.Bg2 Ne4 10.Bg7 Kg7 11.Ne4 Re4 12.Nd2 Re8= 13.Ne4 Nc6 14.b5 Ne5 15.Qd4 f5 16.Nc3 Qf6 17.Rd1 Be6 (17...Kg8 18.c5+=) 18.Bb7+– c5? (better 18...Rab8 19.Bd5 Bd5 20.Qd5 a6+–) 19.bc6+– Bc4 (19...Rab8 20.Kf1+–) 20.Kf1 Rab8 21.f4 Ng4 22.Qf6 Nf6 23.Rd6 Ne4 (23...Re7 24.Rd4 Be6 25.h3+–) 24.Rd4 (24.Ne4 fe4 25.Kf2 e3 26.Kf3 g5+–) 24...Nc3 25.Rc4 Nd5 26.Kf2 Re7 27.Rd1 Ne3 28.Rd7 (28.Rd7 Rd7 29.cd7 (29.Ke3?! Rc7+–) 29...Nc4 30.Bc8+–) 1–0. Wahls,Matthias (2560) – Chevelevitch,Evgueni Dr (2275), IHEM Hamburg GER, 2002. (=1.c4 e5 2.d3 Nf6 3.Nf3 d6 4.g3 g6 5.b4 Bg7 6.Bb2 0-0)

7.Nfd2 Be6 8.Bg2 Qc8 9.0-0 Bh3 10.Nc3 Bg2 11.Kg2 Nc6 12.b5 Nd4 13.e3 Ne6 14.a4 h5 15.h4 Qd7 16.Qe2 Rae8 17.Ba3 Ng4 18.Rab1 f5 19.f3 Nd4 20.ed4 ed4 21.fg4 Re2 (21...dc3 22.Qf3 cd2 23.gh5 gh5 24.Bb4= (24.Qb7? f4 25.Qd5 Rf7-+; worse 24.Qh5 Re3-/+)) 22.Ne2+= hg4 23.Nf4 Bh6 24.Rbe1 Re8 (24...Bf4 25.Rf4 Re8 26.Ref1=) 25.Nb3 (better 25.Nd5 Bg7 26.Nb3+=) 25...Re3?? (25...Bf4!? 26.gf4 c5=+) 26.Re3 (better 26.Nd5 Qg7 27.Bb2 (27.Ne3?! de3 28.Bc1 Qc3 29.Be3 Be3 30.Re3 Qb3=) 27...Rd3 28.Re8 Kh7 29.Re7 Qe7 30.Ne7+/-) 26...de3+= 27.Re1?? (better 27.Nd5 Qg7 28.Rb1+=) 27...Bf4-/+ 28.gf4 Qg7 29.d4? (better 29.Rc1-+) 29...Qe7 30.Kg3 (30.Bc1 Qe4 31.Kg1-+) 30...Qe4 31.Bb4 (31.Nd2 ed2 32.Re4-+) 31...Qf3 32.Kh2 Qf2 33.Kh1 Qh4 (33...g3 34.Re3 Qf1) 34.Kg2 (34.Kg1 Qf2 35.Kh1 g3 36.Re3 Qf1) 34...Qf2 35.Kh1 g3 (35...g3 36.Re3 Qf1) 0-1. Praggnanandhaa,R (2605) - Kozionov,Kirill (2470), Titled Tuesday, 2020. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 d6 5.c4 0-0 6.d3)

7.Bg2 (--> 6.Bg2 e5/7.d3).

8.a3 ab4 9.ab4 Ra1 10.Qa1 Nc6 11.b5 Ne7 12.Bg2 b6 13.0-0 h6 14.Qa7 Be6 15.Ra1 Nd7 16.Nb3 f5 17.Nfd2 f4 18.Qb7 Qc8 19.Ra7 Qb7 20.Rb7 Rc8 21.gf4 ef4 22.Bg7 Kg7 23.Nd4 Bf7 24.Bh3 Be8 25.Nc6 Nf5 26.Ne4 Nc5 27.Nc5 Bc6 28.bc6 Kf6 29.Na6 Re8 30.Bf5 Kf5 31.Kf1 Ra8 32.Nc7 Ra1 33.Kg2 Ra8 34.Nd5 Ke6 35.c7 Rc8 36.Nb6 Rc7 37.Rc7 Ke5 38.e3 fe3 39.fe3 Ke6 40.Kf3 g5 41.Ke4 h5 42.Rh7 Kf6 43.Nd5 Kg6 44.Rd7 h4 45.Rd6 Kg7 46.Kf5 Kf7 47.Rd7 Ke8 48.Ke6 g4 49.Nf6 Kf8 50.Rf7 1–0. gentelmenjoe (1895) – spanel (1870), kurnik, 2012.

8.a3 Bf5 9.Bg2 Qe7 10.0-0 Nbd7 11.Qc2 Ra6 12.Ng5 Ng4 13.Ndf3.

8.b5 b6 9.Bg2 Bb7 10.0-0 Nbd7 11.a4 Nc5 12.Nb3 e4 13.Nfd4 ed3 14.ed3 Bg2 15.Kg2 Nb3 16.Qb3 Nd7 17.Nc6 Qg5 18.Bg7 Kg7 19.Rae1 Rae8 20.f4 Qf6 21.d4 Re6 22.Re6 Qe6 23.Qd3 Re8 24.Rf2 Qe1 25.h4 h5 26.Qf3 Re3 27.Qd5 Nf6 28.Qg5 Ne4 0–1. gentelmenjoe (1900) – spanel (1770), kurnik, 2012.

8.b5 Nbd7 9.Bg2 Nc5 10.0-0 Bg4 11.Nb3 Na4 12.Ba3 Bh6 13.Bc1.

8.c5 dc5 9.bc5 Nfd7 10.Qc2 Re8 11.Bg2 Na6 12.Ne4 Qe7 13.Ba3 h6 14.0-0 b6 15.Nd6 Rd8 16.cb6 ab6 17.Nc4 Nac5 18.Rab1 Ba6 19.Nb6 Nb6 20.Bc5 1–0. gentelmenjoe (1910) – wizyk (1850), kurnik, 2012.

8.Bg2 a5 9.b5 cb5 10.cb5 Nbd7 11.Ba3 (11.0-0 Re8=) 11...Nc5 (11...Re8 12.Bd6 e4 13.de4 Ne4 14.Ne4 Ba1 15.Nfg5=) 12.Ne5 Nfd7 (12...Ne8!? 13.d4 Ne6=) 13.Nd7+/- Bd7 14.Bc5 dc5 15.Bb7 (better 15.Rc1+/-) 15...Rb8=+ 16.Bc6 Ba1 17.Qa1 Bc6 18.bc6 Qc7 (18...Rb6!?=+) 19.0-0= Qc6 20.Ne4 (20.Rc1 Rfe8 21.e3 Rbc8=) 20...Rb6 (better 20...f5!? 21.Nd2 Rfe8-/+) 21.Rc1= Attacks the isolani on c5 21...Rc8? (better 21...Rfb8 22.Nc5 Qd6=) 22.d4?? (better 22.Rc5 Qd7 23.Nf6 Rf6 24.Rc8 Qc8 25.Qf6 Qc1 26.Kg2+-) 22...c4 (better 22...Qe4 23.dc5 Rc5 24.Rc5 Rb1 25.Qb1 Qb1 26.Kg2 Qa2-+) 23.Nc5=+ Qd5 (23...Rcb8!? 24.Qc3 Rb2 25.Qc4 Rd2-/+) 24.e4= Qg5 (24...Qh5 25.Qc3=) 25.f4 White intends e5 (25.Rc4 Rcb8 26.Qc3 Rb2+=) 25...Qe7 (25...Qh5 26.Rc4 Rcb8-/+) 26.Rc4+= Rb4 (26...Rcb8 27.Rc1+=) 27.Rb4+/- ab4 28.Qb2 Rb8 29.e5 f6 (29...Qa7 30.Ne4+=) 30.Ne4+/- fe5 31.fe5 Rd8 32.Nf6 (32.Nd6 Rd6 33.ed6 Qd6 34.Qb3 Kg7+/-) 32...Kg7+= 33.d5 Qa7 (33...Qc5 34.Kg2 Ra8 35.Qe2=) 34.Kg2+/- Qe3?? (34...Qe7 35.h3+/-) 35.d6 (35.e6 Qc3 36.Qe2 Qf6 37.d6-+) 35...Qc3+= 36.Qe2 Qc6 37.Kg1 (37.Qf3!? Qa8 38.Qd5+=) 37...Qc1= 38.Kg2 Rc8 (38...Qc6 39.Kh3+=) 39.Qa6 (better 39.Kh3 Qh6 40.Kg4+=) 39...Rc2?? (better 39...Qc2 40.Kg1 Qd1 41.Kg2 Qc2 42.Kg1 Qb1 43.Kg2 Qc2=) 40.Kf3?? (better 40.Kh3 Rc8 41.Qb7 Kh6 42.Ng4 Kh5 43.Qf7+-) 40...Qh1 (better 40...Qd1 41.Ke3 Rc3 42.Ke4 Qf3 43.Kd4 Qe3 44.Kd5 Rc5 45.Ke6 Qe5 46.Kd7 Qf5 47.Kd8 Qf6 48.Kd7 Qf5 49.Kd8 Rc1 50.Qa7 Kg8-+) 41.Kg4 h5 (41...Rh2?? 42.Qa7 Qb7 43.Qb7 Kh8 44.Qc8 Kg7 45.Qg8 Kh6 46.Qh7) 42.Kg5?? (42.Nh5 gh5 43.Kg5-+) 42...Qc1 43.Kh4 Rc4 (43...Rh2) 44.Qc4-+ Qc4 45.Kg5 Qe6 (better 45...Qd4 46.Ne8 Kf7 47.Kh6 Qe5 48.d7 Qh8 49.Kg5-+) 46.Kf4 Qc4 47.Kg5 Qc1 (47...Qd4 48.Nh5 gh5 49.Kh5 Qe5 50.Kg4 Qe6 51.Kf3 Qa2 52.Ke3-+) 48.Kh4 Qc4 (48...Qb2 49.Nh5 gh5 50.Kh5 Qe5 51.Kg4 Qe6 52.Kf3 Qa2 53.Ke3-+) 49.Kg5 Qe2 (better 49...Qd4 50.Ne8 Kf7 51.e6 Ke8 52.d7 Ke7-+) 50.d7 (50.Kf4 Kf7 51.Ne4-+) 50...Qe5 (50...Qd2 51.Kh4 Qh2 52.Kg5 Qg3 53.Ng4 Qg4) 51.Kh4 Qf6 (51...Kf6?! 52.d8Q Kg7 53.Qd7 Kh6 54.Kh3=+) 52.Kh3 Qd6 (52...Qf1 53.Kh4 Qf5 54.d8Q Qg4) 0-1. louaysakka – dac, Rated Blitz game, lichess.org, 2014. (=1.Nf3 d6 2.b4 Nf6 3.Bb2 e5 4.c4 g6 5.d3 Bg7 6.Nbd2 0-0 7.g3)

8.Bg2 Be6 9.0-0 Nbd7 10.Qc2 Qe7 11.Rab1 a6 12.a4 White prepares b5 12...Rab8 13.Ng5 h6 14.Ne6 Qe6 15.b5 ab5 16.ab5 c5? (better is 16...cb5 17.cb5 Rfc8=) 17.Ra1 b6 18.Ra6 d5 Black intends e4 19.Rfa1 Rfd8 20.Ra7 e4 21.cd5 Qd5 22.Ne4 Ne4 23.Be4 Qe6 24.Bg7 Kg7 25.Bc6 Nf6 26.Qb2 Kh7 27.Kg2 Rf8 28.Rc7 Nd5 29.Bd5 Qd5 30.Kg1 Qe6 31.Raa7 Kg8 32.Qd2 g5? (32...Kg7 33.e4 Qf6 34.Qa2+–) 33.Qe3 Qe3 34.fe3 Kg7 35.Kf2 Kf6? 36.Kf3 Kf5 37.Rf7 Kg6 38.Rf8 Rf8 39.Kg2 Rf6 40.e4 g4 41.Rc7 Kg5 42.Rg7 Kh5 43.Kg1 Rd6 44.Kf2 Rd4 45.Rb7 Rb4 46.Rb6 Rb2 47.Ke3 Rb1 48.e5 Kg5 49.Ke4 Rb4 50.Kd5 Kf5 51.Rf6 Kg5 52.b6 c4 53.dc4 1–0. wictorio (1805) – kosstheboss, kurnik, 2012.

8.Bg2 Re8 9.0-0 Nbd7 10.Qb3 a5 11.a3 ab4 12.ab4 Ra1 13.Ra1 Qc7 14.Rc1 Nf8 15.h3 h6 16.Kh2 Ne6 17.c5 Nd7 18.cd6 Qd6 19.Nc4 Qc7 20.b5 Nec5 21.Qb4 e4 22.de4 Bb2 23.Qb2 Ne4 24.bc6 bc6 25.e3 Ndc5 26.Nfe5 Be6 27.Qc2 Bc4 28.Nc4 Nf2 29.Qf2 Nd3 30.Qc2 Nc1 31.Qc1 h5 32.h4 Qd7 33.Nd2 Re3 34.Ne4 Re2 35.Nf6 Kg7 36.Nd7 1–0. gentelmenjoe (1845) – adamk112 (1900), kurnik, 2012.

8.a3 Nh5 9.Qb3 Be6 10.b5 White threatens to win material: b5xc6 (10.Bg2 f5=) 10...Nb8 11.Qc2 Nd7 12.Nb3 (12.Bg2 Nc5=) 12...a5 (12...a6 13.ba6 Ra6 14.Bg2=+) 13.ba6 (13.Bg2!?= is worth looking at) 13...Ra6=+ 14.Bg2 f5 15.0-0 c6 16.a4 Qe7 17.a5 g5 18.Ba3 White prepares c5 18...Rf7 19.Rab1 Nf8 20.d4 White intends c5 20...Ng6 21.c5 White gains space 21...d5 22.de5 Ne5 23.Ne5 Be5 24.Bb2 Bb2 25.Rb2 f4 Black wins space 26.Qc3 Bf5 27.Nd4 A sound move 27...Ng7 28.Rb6 Ra7 (better 28...Rb6!? 29.cb6 Qe5+/-) 29.a6+- Ra6 30.Ra6 ba6 31.Nc6 Qf6 32.Qf6 Rf6 33.Bd5 Kf8 34.Ra1 Be6 35.Bf3 Rf5 (35...g4 36.Bg2 fg3 37.fg3+-) 36.Ra5 Bc4? (36...fg3 37.hg3 Bc4 38.Be4+-) 37.Be4 (37.g4 seems even better 37...Rf6 38.Ne5 Bb5+-) 37...Rf6? (37...Rf7 38.Bh7 fg3 39.fg3 Be2+-) 38.Ne5 Re6 39.c6 (39.Nc4?! is clearly weaker 39...Re4 40.Nd6 Re2 41.gf4 gf4 42.Ra6 Ne6+-) 39...Ne8 (39...Re8 the last chance for counterplay 40.Nc4 Re4+-) 40.Bf5 (40.Nc4?! is clearly inferior 40...Re4 41.Rc5 Nc7+-) 1-0. Fernandez,Dan SIN (2470) - Nitish,Belurkar (2315), 5th Capablanca Mem GM, 2018. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.d3 e5 7.Nbd2)

8.a3 h6 9.Bg2 Be6 10.0-0 Qc8 11.b5 Ne7 12.c5 Bd5 13.e4 Be6 14.d4 dc5 15.d5 Bd7 16.a4 a6 17.Qb3 Ne8 18.Be5 f6 19.Bb2 Nd6 20.b6 Kh7 21.bc7 Qc7 22.Rfc1 b5 23.ab5 ab5 24.Qc2 Ra1 25.Ra1 Rc8 26.Ra6 Rb8 27.e5 fe5 28.Be5 Be5 29.Ne5 Bc8? (29...Bf5 30.Qc3 c4 31.g4+=) 30.Ra1 (better is 30.Rc6 Qd8 31.Rc5+/–) 30...c4= 31.Nc6 Nc6 32.dc6 Be6 33.Ne4 Ne4 34.Qe4 Bf7 35.Qd4 Qe7 36.Ra7 Qe1 37.Bf1 Rf8 38.Ra1 (38.Rd7 Qe6 39.c7+–) 38...Qe7 39.Rb1 Rb8 40.Qf4 Rc8 41.Rb5 Rc6 42.Rb8 c3 43.Qd4 Bg8 44.Rb1 Qc7 45.Bd3 Rd6 46.Rb7 Qb7 (worse is 46...Rd4 47.Rc7 Kh8 48.Rc3+/–) 47.Qd6 Bf7 48.h4 Qf3 49.Bc2 h5 50.Qe7 ½–½. Weiland,Guenter (1995) – Castellano,Alfonso (1850), Arco op, 2003. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.d3 e5 7.Nbd2 Nc6)

8.b5 Be6 9.bc6 bc6 10.Bg2 Rb8 11.Bc3 Nd7 12.Qc2 f5 13.0-0 h6 14.Rab1 Rb6 15.Ba5 Ra6 16.Bc3 Nc5 17.Nb3 Na4 18.Ba1 c5 19.e3 g5 20.d4 e4 21.Nfd2 cd4 22.Bd4 Qe7 23.Bg7 Qg7 24.c5 Nc3 25.Rb2 Na4 26.Rbb1 Nc3 27.Nd4 dc5 28.Qc3 cd4 29.ed4 Ra2 30.Ra1 Rd8 31.Ra2 Ba2 32.Ra1 Bf7 33.Ra7 Rd4 34.Rc7 Rd3 35.Qg7 Kg7 36.Nf1 Rd1 37.g4 fg4 38.Be4 h5 39.Kg2 Kf6 40.Ne3 Rd2 41.Rc6 Ke5 42.Bg6 Bg6 43.Rg6 Kf4 44.Rf6 Ke4 45.Rf5 h4 46.Rg5 h3 47.Kg3 Rd1 48.Rg4 Ke5 49.Kh3 1–0. gentelmenjoe (1865) – kilg0retr0ut (1935), kurnik, 2012.

9.Bg2 Rb8 10.0-0 c6 (10...a6 11.a4+=) 11.a4 (11.c5 cb5 12.cd6 Nc6+=) 11...Bd7 (11...c5 12.Qb3+=) 12.Ra2 (12.c5 dc5 13.Be5 Nfd5+=) 12...a6 (12...c5 13.Nh4=) 13.Qb3+= cb5 (13...Qb6 14.d4 ed4 15.Bd4+=) 14.ab5 ab5 (better is 14...Qb6+=) 15.Rfa1 (better is 15.cb5 Bh6 16.Nc4+/–) 15...bc4+= 16.Qa3 (16.dc4 b5 17.e4 bc4–/+) 16...cd3–/+ 17.Qd3 Bc6 18.e4 (better is 18.Ng5–/+) 18...Nd7 (better is 18...b5–/+) 19.Qd6= Nc8 20.Qa3 Ncb6 21.Qe3 Qc7 22.Ba3 Rfe8 23.Rc1 (23.Bb4 Ra8=) 23...Rbd8 (23...Ra8 24.Qb3=) 24.Rac2 Qb8 (24...Ra8 25.Bf1=) 25.Rb1 (25.Ng5 Bh6 26.h4 Ba4+=) 25...Ba4 (better is 25...Qa7!?=) 26.Rcb2+/– Re6 27.Bf1 (better is 27.Rb6 Nb6 28.Rb6+/–) 27...f5?? (27...Qc7!?=) 28.Bh3?? (28.Ng5 Rc6 29.Rb6 Nb6 (29...Rb6?? 30.Bc4 Kh8 31.Nf7 Kg8 32.Nd8 Kh8 33.Nf7 Kg8 34.Rb6+–) 30.Rb6 Rd4 31.Rc6 bc6+–) 28...Ree8? (28...Rc6 29.ef5 e4 30.Qe4 Re8+=) 29.Bf1 (better is 29.Rb6 Nb6 30.Qb6+–) 29...f4 (29...Re6 30.Nc4 (30.Rb6?! Rb6 31.Rb6 f4=) 30...Qc7 31.Nb6 Rb6 32.Rb6 Nb6 33.Rb6 fe4 34.Ng5+–) 30.Qe1 (30.Qe2 fg3 31.hg3 Qc7+/–) 30...Bf6 (30...Qc7!?=) 31.Nc4 (better is 31.Rb6 Nb6 32.Rb6+/–) 31...g5?? (better is 31...Nc4 32.Bc4 Kh8+/–) 32.Nb6+– (32.Rb6?! Nb6 33.Nb6 Bc6 34.Bc4 Kh8+–) 32...h5 (32...Bc6 33.Bc4 Kg7+–) 33.Bc4 Kg7 34.Na4 fg3 (34...Qa7 35.Qd1 b6 36.Bd5+–) 35.hg3 g4 (35...Qa7 36.Qd1 b5 37.Rb5+–) 36.Nh4 Bh4 37.gh4 Qc8 38.Bd5 b5 39.Rb5 (better is 39.Rc1 Nc5 40.Nc5 Kh7+–) 39...Qc2 40.Nb6 (better is 40.Nc5 g3 41.fg3 Nc5 42.Rc5 Qa4+–) 40...g3 41.R1b2 (better is 41.fg3 Qd3 42.Nc4+–) 41...Qd3 (41...gf2 42.Qf2 Qd1 43.Kg2 Qg4 44.Kh2 Nf6+–) 42.R5b3 Qd4 43.Rg3 Kh6 (43...Kh7 44.Nd7 Re6 45.Be6 Qd3 46.Rd3 Re8 47.Nf6 Kg6 48.Ne8 Kh7 49.Qe3 Kg6 50.Bf8 Kh7 51.Qh6) 44.Nd7 Rd7 45.Qc1 Kh7 46.Qg5 Qa7 (46...Qd1 47.Kg2 Qf1 48.Kf1 Re6 49.Bf8 Rg6 50.Qg6 Kh8 51.Qg8) 47.Qg6 1–0. Schindler,Rudolf (1845) – Paris,Gerhard, Berlin GER, Lichtenberger Sommer, 2014. (=1.Nf3 d6 2.b4 e5 3.d3 Nf6 4.Nbd2 g6 5.Bb2 Bg7 6.g3 0-0 7.Bg2 Nc6 8.b5 Ne7 9.c4 Rb8)

9.Bg2 Rb8 10.a4 b6 11.a5 (11.0-0 a6+=) 11...Bb7 (11...ba5 12.Ra5 a6 13.Qa1 ab5 14.Rb5 Rb5 15.cb5=+) 12.a6 Bc8 13.0-0 Bd7 14.Qc2 Qc8 15.Rfe1 Bh3 16.Bh1 Nh5 (16...Qg4 17.d4 ed4 18.Nd4+=) 17.Ne4 (17.d4 ed4 18.Bd4 Qg4 19.Bg7 Ng7+–) 17...f5 18.Neg5 f4 19.Nh3 Qh3 20.Bg2 Qf5 21.e4 fe3 22.Re3 (22.fe3 Qg4 23.Rf1 Rbe8+–) 22...Bh6 23.Nh4 Qf6 24.Rf3 Qg7 25.Rf8 Rf8 26.Rf1 (26.f4!?+–) 26...g5 27.Nf3 g4 28.Nh4 (28.Ne1!?+–) 28...Bg5= 29.Qe2 (better 29.d4!? ed4 30.Rd1 Bh4 31.gh4=+) 29...Bh4–/+ 30.gh4 Nf6 (better 30...Nf5 31.Bc1 Nh4=+) 31.d4+= ed4 32.Bd4 Ng6 33.h5 (33.Bf6!? Qf6 34.Qg4+=) 33...Nf4= 34.Qa2 (34.Qe3 Qg5= (34...Ng2 35.Kg2 Kh8 36.h6+–)) 34...Ng2 35.Kg2 Rf7 (35...Qe7 36.Qd2=+) 36.Bf6 (36.Qd2!? Ne4 A) worse 37.Bg7 Nd2 38.Rd1 Kg7 (worse 38...Rg7 39.Rd2 Kf7 40.Rd4+=; 38...Nc4?! 39.Rd4=+) 39.Rd2 Rf4=+; B) 37.Qe3+–) 36...Qf6=+ 37.Qe2 Qh4 38.Rg1 Qh3 (better 38...Kg7!?=+) 39.Kh1+= Qh5?? (better 39...Rf4 40.Qe6 Kg7 41.h6 Qh6 42.Rg4 Rg4 43.Qg4 Kf6 44.Qf3 Ke6 45.Qe4 Kf6 46.Qd4 Ke7+=) 40.Rg4+– (40.Qg4?! Qg4 41.Rg4 Kf8+=) 40...Kh8 (40...Kf8 41.Rg8!! Kg8 42.Qh5 Rf2 43.Qg4 Kf8 44.Qc8 Kg7 45.Qc7 Rf7 46.Qd6 Rf1 47.Kg2+–) 41.Rg8!! Kg8 42.Qh5 1–0. JUANKARODA (1845) – Razvanicius (1820), lichess.org, 2020.

9.Bg2 c6 10.a4 Re8 11.0-0 Nf5 12.c5 e4 13.de4 Ne4 14.Bg7 Kg7 15.Ne4 Re4 16.cd6 Re6 17.bc6 bc6 18.Qc2 Rd6 19.Rfd1 Be6 20.Rd6 Qd6 21.Rd1 Qc7 22.Nd4 Nd4 23.Rd4 Rc8 24.Qc5 Qb6 25.Qe5 Kg8 26.h4 c5 27.Rd6 Qb1 28.Kh2 c4 29.Re6 fe6 30.Qe6 1–0. gentelmenjoe (1845) – atesz (1840), kurnik, 2012.

9.Bg2 c6 10.bc6 bc6 11.Rb1 Qc7 (11...Qa5 12.0-0+=) 12.0-0 Bb7? (12...Nh5 13.Bc3+=) 13.Qa4 (better is 13.c5!? Ne8 14.Nc4+–) 13...Nd7 14.Nb3 c5 15.Na5 Rab8 16.Nb7 Rb7 17.Nd2 Rb6 18.Bc3 Rfb8 (better is 18...Rbb8!?+/–) 19.Ba5+– Nf5 20.e3 Ne7 21.Ne4 h6 22.Nc3 f5 23.Nd5 Nd5 24.Bd5 Kh7 25.Kg2 Nf6 26.Bb6 ab6 27.Rb3 Nd5 28.cd5 Qf7 29.e4 f4 30.f3 fg3 31.hg3 g5 32.Qc6 1–0. wictorio (1960) – maniek2121 (1655), kurnik, 2011.

9.Bg2 Qd7 10.0-0=.

9.Bg2 Bd7 10.0-0 Qc8 11.Re1 Nh5 12.Qb3 f5 13.e3 b6 14.Ng5 c5 15.Ba8 ½–½. Kuehn,Thomas (1925) – Gruettner,Ralf (2095), Rhein Main op, 2008. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.d3 e5 7.Nbd2 Nc6 8.b5 Ne7 9.Bg2 Bd7)

9.Bg2 Nd7 10.Qc2 c6 11.a4 cb5 12.ab5 Qb6 13.0-0 f5 (13...Nc5!?+=) 14.Bc3+- Qc7 15.Ra3 a6 16.Rfa1 Bf6 17.Qa2 Kh8 (17...Nc5 18.d4 ed4 19.Nd4+/-) 18.Ne1 Nb6 (18...Nc5 19.Nc2+/-) 19.Ba5 f4 (19...Bd7 20.Nc2+-) 20.Rb1+- fg3 (20...ab5 21.Rb5 Ra5 22.Raa5+-) 21.hg3 Bg7?? (21...ab5 22.Rb5 Ra6 23.Qb1 Ra5 24.Raa5+-) 22.ba6 (better 22.Qb3 e4 23.ba6 Ra6 24.Bb6 Qb6 25.Qb6 Rb6 26.Rb6+-) 22...Ra6 23.Qb3 Qc5?? (better 23...Ra5 24.Ra5 Nd7+-) 24.Ne4 Qc6 25.Bb6 Qd7 26.Ra6 ba6 27.c5 dc5 (27...Nf5 28.Bh3 dc5 29.Bc5+-) 28.Bc5 Re8 (28...Rg8 29.Nf3 Nf5 30.Qb6+-) 29.Nd6 1-0. Atay,Sergen (1765) - Dalgar,Sudenaz, Turkish Cup, 2019. (=1.c4 Nf6 2.Nf3 g6 3.b4 Bg7 4.Bb2 d6 5.g3 0-0 6.Bg2 e5 7.d3 Nc6 8.b5 Ne7 9.Nbd2)

9.Bg2 Nd7 10.Qc2 f5 11.0-0 h6 12.a4 g5 Black plans f4 13.a5 Ng6 Black prepares the advance f4 (13...a6 14.Ne1=) 14.Nb3 White prepares c5 (14.a6!? Nc5 15.d4 ed4 16.Nd4+- (worse 16.Bd4 g4+=)) 14...g4 15.Nfd2 f4 (15...a6 16.f4+=) 16.d4 White prepares c5 (16.a6 Rb8 17.Na5 ba6+-) 16...Qe8 (16...Ne7+/-) 17.de5 (17.a6 Rb8 18.ab7 Bb7 19.Ra7 Bg2 20.Kg2 Rc8+/-) 17...de5? (17...Nde5 18.Bd5 Kh8 19.a6+=) 18.c5 (18.a6 Rb8 19.Be4 Ne7 20.ab7 Bb7 21.Ra7 Be4 22.Ne4 fg3 23.hg3 Qd8+-) 18...Nf6 (better 18...a6+=) 19.Ne4 (better 19.a6!? Rb8 20.ab7 Bb7 21.c6+/-) 19...Bf5 (19...Qb5 20.a6 Rb8 21.Ned2=) 20.Nf6 Rf6 21.Bd5 (better 21.Qc4 Be6 22.Qb4=+) 21...Be6 (better 21...Kh7 22.Qc4 c6 23.bc6 bc6=+) 22.Bb7+/- h5? (better 22...Rd8 23.Bc6 Bf5 24.Qf5 Rf5 25.Be8 Re8+/-) 23.Bc6 Qf8 24.e3 (24.Ba8!? Qa8 25.b6 Qc6+-) 24...Rb8 25.ef4 ef4 (25...Qf7 26.Nc1 Rf5+-) 26.Bf6 Qf6 27.Be4 (27.Ra4 Bf5 28.Be4 Be4 29.Re4 Qf7+-) 27...Ne5? (better 27...Rb5 28.Bg6 Bb3+-) 28.Nd4 Nf3 (28...Bc4 29.Rfb1 fg3 30.hg3+-) 29.Nf3 gf3 30.Bf3 (30.Rab1!? fg3 31.fg3 Qd4 32.Kh1 Qc4+-) 30...fg3 (30...Rb5 31.Rae1 fg3 32.fg3+-) 31.fg3 Qd4 (31...Rb5 32.Rab1 (32.Bh5?! Qd4 33.Qf2 Rb2 34.Qd4 Bd4 35.Kh1 Bh3+/-) 32...Rb1 33.Qb1 Qd4 34.Rf2 Qc5 35.Qb8 Bf8 36.Bh5+-) 32.Kg2 (better 32.Kh1 Rb5 33.Rab1 Rb1 34.Rb1+- (34.Qb1?! Qc5 35.Be4 Bf7+-)) 32...Bd5 (32...Rb5 33.Rab1 c6+-) 33.Qf2 (better 33.Rad1 Bf3 34.Rf3+-) 33...Qf2+/- 34.Kf2 (worse 34.Rf2 Bf3 35.Rf3 Ba1=+) 34...Bf3 35.Kf3 Ba1 36.Ra1 Rb5 37.c6 Rc5 38.Rb1 (38.Rd1 Rc6 39.Rd5 h4+/-) 38...Rc6 39.Rb8 (39.Rb5 h4+/-) 39...Kg7 40.Rb7 Rf6? (better 40...a6!?=) 41.Ke4+/- Rc6 (41...Ra6 42.Rc7 Kg6 43.Rc5+/-) 42.Kd5 Rd6 43.Kc5 Ra6 (43...Ra6 44.Kb5 Rf6 45.Rc7 Kg8 46.Ra7 Rf2+-). zistambo (1735) - Frankovich73 (1950), Rated Blitz tournament, lichess.org, 2014. (=1.Nf3 (A15: English Opening: 1...Nf6) 1...Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0-0 5.c4 d6 6.Bg2 e5 7.d3 Nc6 8.b5 Ne7 9.Nbd2)

9.Bg2 Ne8 10.Qc2 f5 11.0-0 h6 12.c5 g5 13.cd6 cd6 14.Rfc1 Ng6 15.Rab1 f4 16.Ba3 g4 17.Ne1 h5 18.Ne4 Bh6 19.Rb3 fg3 20.hg3 Bc1 21.Qc1 h4 22.Qh6 Bf5 23.Ng5 Nf6 24.Bd5 Nd5 25.Qh7 1–0. wictorio (1865) – solaris8, kurnik, 2012.

9.Bg2 Bg4 10.0-0 Qc8 11.Re1 Bh3 12.Bh1 Nh5 13.Qc2 h6 14.c5 Qd7 15.a4 f5 16.Rec1 f4 17.Rab1 fg3 18.hg3 Kh8 19.Nc4 Nf5 20.Ba3?? (better is 20.Nh2 Rab8 21.Bf3+=) 20...Nfg3–/+ 21.fg3 Ng3?? (better is 21...Qg4 22.Kf2 e4 23.de4 Qg3 24.Ke3 Qf4 25.Kf2 d5–+) 22.Kh2 Nh5? 23.cd6 Qg4 24.Rg1 Qf4 25.Kh3 Bf6 26.Rg4 Qf5 27.e4 Nf4 28.Kg3 Qh5 29.Qh2 Bh4 30.Rh4 Ne2 31.Qe2 Rf3 32.Qf3 Qg5 33.Qg4 (33.Qg4 Qg4 34.Kg4+–) 1–0. wictorio (1835) – zase (1620), kurnik, 2012.

9.Bg2 Bg4 10.0-0 Qd7 11.Re1 Ne8 12.Qc2 Bh3 13.Bh1 f5? (better is 13...c6+=) 14.Ng5+– f4 15.Nh3 Qh3 16.Bg2 (16.Bb7 Rb8 17.Bg2 Qh6+–) 16...Qg4? (better is 16...Qc8+/–) 17.Bb7+– Rd8 18.Bf3 Qg5 19.Ne4 Qf5 20.g4 Qf7 21.Qa4 Nf6 22.Nf6 Qf6 23.Qa7 Qh4 24.Qc7 h5 25.gh5 gh5 26.Kh1 Nf5 27.Rg1 Kh8 28.Rg2 Rg8 29.Rag1 Qh3 30.b6 Nh4 31.b7 Nf3+– 32.ef3 Qf3 33.Qf7?? h4?? 34.Qd5+– Qd5 35.cd5 Rb8 36.f3 Rb7+/– 37.Ra1 Rgb8 38.Bc3 Rb1 39.Rg1 R1b5= 40.a4 Rd5 41.Rgd1 e4?? 42.Bg7+– Kg7 43.de4 Rg5? 44.a5+– 1–0. wictorio (1955) – zihulak, kurnik, 2012.

9.Bg2 Bg4 10.0-0 Qd7 11.Re1 Bh3 12.Bh1 Nh5 (12...a6 13.a4=) 13.Qc2 h6 14.Rab1 f5 15.c5 Rac8 (worse is 15...Qb5 16.Be5 Qc5 17.Qc5 dc5 18.Rb7+–) 16.Qa4 a6 17.c6 bc6 18.ba6 d5? (better is 18...f4+/–) 19.Ne5+– Qe6 20.Ndf3 f4 21.Rec1 fg3 22.hg3 Qf5 23.Nc6 Nc6 24.Qc6 Bb2 25.Rb2 Rf6 26.Qb7 Rcf8 27.a7 Nf4 28.a8Q Ra8 29.Qa8 Rf8 30.Qc6 Bg4 31.gf4 Bh3 32.Nh2 Qf4 33.Qd5 Rf7 34.Qf7! Kf7 35.Rc4 Qg5 36.Ng4! Bg4? 37.f4 Qh4?? 38.Rc1 Bh3 39.e4?? Qg3–+ 40.Bg2 Qe3 41.Kh2 Bg2 42.Kg2?? Qc1–+ 43.Rf2 Kf6 44.Kf3 Qd1 45.Ke3 Qe1 46.Re2 Qc1 47.Kf3 c5 48.a4 h5 49.a5 Qf1 50.Ke3 Qc1 51.Kf3 1–0. wictorio (1885) – zase (1670), kurnik, 2012.

9.Bg2 Ng4 10.Qb3 Kh8 11.0-0 f5 12.a4 Be6 13.Ng5 Bg8 14.Bb7 Rb8 15.Bg2 h6 16.Ngf3 d5 17.h3 e4 18.hg4 ef3 19.Bf3 f4 20.Bg7 Kg7 21.cd5 Nd5 22.Rac1 fg3 23.fg3 Qd6 24.Kh2 Kh7 25.Ne4 Qe5 26.Qc4 Ne3 27.Qc7 Qc7 28.Rc7 Kh8 29.Rfc1 Be6 30.R1c6 Bg4 31.Rg6 Bf3 32.ef3 Rf3 33.Rh6 Kg8 34.Ra7 Ng4 35.Kg2 Rd3 36.Rg6 Kh8 37.Rg4 Rf8 38.Rg6 Rf2 39.Kf2 Rf3 40.Kg2 Rg3 41.Kh2 Rh3 42.Kg2 Rg3 43.Kf2 Rf3 44.Kf3 ½–½. gentelmenjoe (1925) – arayashiki (2020), kurnik, 2012.

9.Bg2 Nh5 10.Qb3 Kh8 11.0-0 f5 12.c5 h6 13.a4 Ng8 14.Rac1 Qe7 15.cd6 cd6 16.Ba3 Be6 17.Qb4 Rad8 18.Nc4 Bc4 19.Rc4 Rd7 20.Rfc1 Kh7 21.Rc8 Rc8 22.Rc8 Ngf6 23.Nd2 Ne8 24.Nc4 Nhf6 25.a5 e4 26.de4 Ne4 27.Ne3 N8f6 28.Qd4 Nf2 29.Kf2 Ng4 30.Qg4 fg4 31.Ng4 Bd4 32.e3 Qf7 33.Bf3 Qa2 34.Kf1 Rf7 0–1. gentelmenjoe (1905) – kilg0retr0ut (1915), kurnik, 2012.

10.0-0 Rb8 11.Qa4 Ra8 12.Rab1 Be6 13.c5 Qd7 14.Rfc1 Bh3 15.Bh1 Nh5 16.cd6 cd6 17.Nc4 f5 18.Qb4 Rad8 19.Ba3 Nc8 20.Nfd2 d5 21.Na5 Rf7 22.Ndb3 b6 23.Nc6 Re8 24.Qh4 f4 25.Bd5 Bf6 26.Bf7 Qf7 27.Qh3 g5 28.Nd2 Qg6 29.g4 Ng7 30.Qf3 Ne7 31.Qe4 Qf7 32.Ne7 Be7 33.Be7 Re7 34.Rc8 Ne8 35.Qc4 Re6 36.Ne4 Qe7 37.Nd6 Qd6 38.Re8 Kf7 39.Qe6 Qe6 40.Re6 Ke6 41.Rc1 e4 42.Rc6 Ke5 43.Rh6 f3 44.Kf1 ed3 45.ed3 Kd4 46.Rg6 Kd3 47.Rg5 Kc4 48.Rg7 Kc5 49.Ra7 Kb5 50.Rf7 Kc6 51.Rf3 Kd5 52.Rb3 Ke5 53.Rb6 Kf4 54.g5 Kg5 55.Rb4 Kf5 56.a4 Ke5 57.a5 Kd5 58.Rg4 Kc5 59.Rg6 Kb5 60.a6 Kc5 61.a7 Kd5 62.a8R Ke5 63.Rf8 Ke4 64.Re6 Kd5 65.Re2 Kd4 66.Rd8 Kc3 67.Rd7 Kb3 68.Rc7 Kb4 69.Rb2 Ka3 70.Rb8 1–0. grajaro (1960) – elokiller (1760), kurnik, 2012.

10.0-0 Be6 11.Qc2 Qd7 12.c5 (12.a4 c5+=) 12...Bh3 (better is 12...Qb5 13.Rfc1 b6 14.cd6 cd6+=) 13.cd6 cd6 14.Rfc1 (better is 14.Bh3!? Qh3 15.Qc7+=) 14...Bg2+= 15.Kg2 Rfc8 16.Qb3 Nfd5 17.Ba3 e4 18.de4 Ba1 19.Ra1 Nb6 20.Bb2 Kh7?? (20...Qe6 21.Qb4=) 21.a4 (21.Qf7#) 21...d5 22.Rd1 Qe6 23.Nd4 Qg4? (23...Qd6 24.Ba3 Qf6 25.a5+=) 24.f3 Qg5 25.a5 Nc4+= 26.Bc1?? Ne3–+ 27.Kg1 Nd1 28.Qd1?? Qe3 29.Kg2 Qd4 30.Ba3 de4 31.Be7 e3 32.Qb3 Kg8 33.Ne4 Re8 34.Nf6 Kg7 35.Ne8 Re8 36.Ba3 Kg8 37.h4? Rc8 38.h5 gh5 39.Bb2 Qd2 40.Kf1 Rc2 41.Kg2 Qe2 42.Kh3 Qf1 43.Kh4 Rh2# 0–1. wictorio (1850) – dercsika (1835), kurnik, 2012.

10.0-0 Be6 11.c5 Qc8 12.cd6 cd6 13.Rc1 Qd7 14.a4 Bh3 15.Bh3 Qh3 16.Ba3 Rfd8 17.Nc4 Ne8 18.Nce5 de5 19.Be7 Rd7 20.Bb4 e4 21.Ne1 Nf6 22.f3 Nh5 23.Ng2 ed3 24.e3 d2 25.Rc4 Qe6 26.Re4 Qa2 27.g4 Nf6 28.Re7 Re7 29.Be7 Nd5 30.Bc5 Nc3 0–1. gentelmenjoe (1930) – ryhol2 (1870), kurnik, 2012.

10.0-0 Be6 11.c5 Nd7 12.cd6 cd6 13.Ba3 Nc5 14.Qc2 Rc8 15.Rac1 Qa5 16.Bc5 Rc5 17.Qb1 Rfc8 18.Nb3 Bb3 19.Rc5 Rc5 20.ab3 Qb5 21.Nd2 d5 22.e4 d4 23.Nc4 Qc6 24.b4 Rb5 25.Qb3 Nc8 26.f4 Nd6 27.Ne5 Be5 28.fe5 Re5 29.Rf6 Kg7 30.Rf2 Qc3 31.Qa4 Qd3 32.Qa7 Qd1 33.Rf1 Qd2 34.Qb6 Qe3 35.Kh1 Ne4 36.Qc7 Nf2 37.Rf2 Qf2 38.Qe5 Kh7 39.h4 d3 40.Qd5 d2 41.Kh2 d1Q 42.Qd1 h5 43.Qd5 Qf5 44.Qf5 gf5 45.Bb7 f6 46.Bd5 Kg6 47.b5 Kg7 48.b6 Kg6 49.b7 Kg7 0–1. gentelmenjoe (1890) – poetepe42 (1815), kurnik, 2012.

10.Qc2 Nd7 11.d4 ed4 12.Nd4 Nc5 13.0-0 Bg4 14.Rfe1 Rb8 15.Rad1 Re8 16.N4b3 Bf5 17.Qc1 Nc8 18.Bg7 Kg7 19.Nc5 dc5 20.Ne4 (20.Qa3 Nb6+/-) 20...Qe7+= 21.Qa1 f6 22.Nc3 Nb6 23.h3 Nc4 (better 23...Be6!?=) 24.Nd5+= Qf7 25.Qc3 Nb6 26.Qc5 Rbc8 27.a4 (27.Ne3!? Be4 28.f3+/-) 27...Be4= 28.Nf4 Bg2 29.Kg2 g5 30.Nd3 Na4 31.Qa7 (31.Qb4 Nb6=) 31...Nc3=+ 32.Rd2 Qd5 33.Kg1 Nb5 34.Qa5 (34.Qa1 Ra8 35.Qb2 Nd6-/+) 34...b6 35.Qb4 (35.Qa1 Ra8 36.Qc1 c5-+) 35...Nd4 36.Nf4 (36.Qb2 Ra8-+) 36...Nf3! (36...gf4?! 37.Rd4 c5 38.Rd5 cb4 39.gf4=) 37.ef3 Re1 38.Kg2 Qf7 39.Nh5 Kh8 (39...Qh5 40.Rd7 Kg8 41.Qe1+/-) 40.g4 Re6 41.h4 Rce8 42.Ng3 (42.hg5 hg5 (worse 42...fg5 43.Rd5-/+) 43.f4 c5-+) 42...gh4 43.Nf5 h5 44.Qf4 hg4 45.fg4 h3! 46.Kh3 Qh7 47.Kg2? (47.Nh4-+) 47...Re4 48.Qf3 Rg4! 49.Qg4 Rg8 50.Kf3 (50.Rd8 Rd8 51.Ng3-+) 50…Rg4 (50...Rg4 51.Kg4 Qg6 52.Kf3 Qf5 53.Ke3 b5-+) 0-1. Tu Hoang Thong (2415) - Raghunandan,K (2350), 9th HD Bank Cup, 2019.

8.Bg2 c5 9.a3 Re8 10.0-0 a5 11.Qc2 ab4 12.ab4 Ra1 13.Ra1 Qc7 14.b5 b6 15.Bc3 Bb7 16.Ra7 Ra8 (16...d5 17.Qa2 d4 18.Bb2+/–) 17.Qa2 (better is 17.Rb7 Qb7 18.Ne5+–) 17...Ra7+= 18.Qa7 Ne8 19.Ng5 Bg2 20.Qc7 Nc7 21.Kg2 f6 22.Nge4 Ne8 23.Bb2 Nf8 24.Nc3 Nc7? (24...f5 25.Nd5 Nd7 26.e4+=) 25.Na4 Na8? 26.Ne4+– d5 27.cd5 Nd7 28.Nd2 f5 29.e4 Kf7 30.Nc4 Ke7? 31.f4 fe4 32.de4 Kd8 33.fe5 Kc7 34.e6 Nf6 35.d6 Kb7 36.Bf6 Bf6 37.e7 (37.e7 Nc7 38.Na5 ba5 39.Nc5 Kb6 40.Nd7 Kb5 41.Nf6+–) 1–0. wictorio (1985) – davichess (1655), kurnik, 2012.

8.Bg2 c6 9.0-0 Re8 10.Qc2 Qe7 11.Rab1 a6 12.a4 Nf8 13.c5 N8d7 14.cd6 Qd6 15.Nc4 Qc7 16.Rfc1 e4 17.de4 Ne4 18.Bg7 Kg7 19.b5 ab5 20.ab5 Ndf6 21.b6 Qb8 22.Qb2 Kg8 23.Nfe5 Be6 24.Rd1 Bd5 25.f3 Nd6 26.Nd6?? Qd6–/+ 27.Nd3 Ra2 28.Qd4 Ree2–+ 29.Bf1?? Rh2 30.Nb4 Qg3 (30...Qg3 31.Bg2 Qg2#) 0–1. wictorio (1865) – supersz (1640), kurnik, 2012.

8.Bg2 Re8 9.0-0 c6 10.Qc2 Nf8 11.c5 Nd5 12.a3 f5 13.cd6 Qd6 14.Nc4 Qe7 15.Nce5 a5 16.Nc4 ab4 17.ab4 Ra1 18.Ra1 Nb4 19.Qb3 Nd5 20.e4 fe4 21.de4 Bb2 22.Nb2 Qb4 23.Qa2 Re4 24.Ng5 Re1 25.Bf1 h6 26.Nf3 Bg4 27.Ne1 1–0. grajaro (1880) – paeaa, kurnik, 2012.

8.Bg2 Nh5 9.Qc2 f5 10.e3 (10.Qb3 Qe7+=) 10...Ndf6 11.c5 Qe7 12.0-0 e4 (12...Ng4 13.Rfc1+=) 13.cd6+/– cd6 14.de4 (14.Nd4 d5 15.Qb3 ed3+/–) 14...fe4 (14...Ne4 15.Rac1+=) 15.Nd4+/– d5 16.Qb3 Qf7 17.Rac1 Ng4? (better is 17...a5 18.ba5 Ra5+/–) 18.f3+– ef3 19.N2f3?? (better is 19.Bf3 Nhf6 20.Rc8 Rfc8 21.Bg4 Re8+–) 19...Nhf6?? (better is 19...Qe7 20.e4 Kh8 21.ed5 Qe3 22.Qe3 Ne3+–) 20.h3+– Nh6 (20...Qe7 21.hg4 Bg4 22.Nb5+–) 21.Ng5 Qe7 22.e4 (22.Nde6!? Be6 23.Ne6 Rad8 24.Nf8 Rf8 25.Bd5 Nd5 26.Rf8 Bf8 27.Qd5 Nf7+–) 22...Nf7 23.Nf7 Rf7 24.ed5 Bd7 25.Rce1 Qd6 26.Ne6 Bh8 (26...Re8+–) 27.Be5 Qb6 (27...Qa6 28.Ng5 Raf8 29.d6+–) 28.Bd4 Qd6 29.Bc5 (29.Ng5 Raf8 30.Bc5 Qa6 31.Nf7 Rf7+–) 29...Qa6 30.Ng5 Ba4 31.Qf3 (31.Qa3!? Bb5 32.Qa6 Ba6 33.Nf7 Bf1+–) 31...Rff8 32.Bf8 Rf8 33.Qe3 Bd7 (33...Rd8 34.Ne6 Re8 35.Qg5 Qb6 36.Kh2 Qb4 37.Rf6 Bf6 38.Qf6+–) 34.Ne6 Re8 (34...Rf7 35.Qf4 Qb6 36.Kh2+–) 35.Rf2 (35.Qg5 Be6 36.de6 Qb6 37.Kh2 Qd8+–) 35...Qd6 (35...Qb6 36.Qb6 ab6 37.Rc2+–) 36.Ref1 Nh5 (36...Qb4 37.Rf6 Bf6 38.Rf6 Qb6 39.Qb6 ab6+–) 37.Rf8 Rf8 38.Rf8 (38.Nf8?! Ng3 39.Nd7 Bd4 40.Rf8 Qf8 41.Nf8 Be3 42.Kh2 Nf5=) 38...Qf8 39.Nf8 (39.Nf8 Kf8 40.g4+–) 1–0. Chytilek,Roman (2380) – Plachetka,Jan (2395), CZE–chT, 2008. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.d3 e5 7.Nbd2 Nbd7)

8.Bg2 a5 9.a3 ab4 10.ab4 Ra1 11.Qa1 Nc6 12.b5 Ne7 13.Ng5 c6 14.Ne6 fe6 15.Qa7 Qa8 16.Qa8 Ra8 17.0-0 Ra2 18.Rb1 cb5 19.cb5 Ned5 20.Nc4 Ne8 21.Ra1 Ra1 22.Ba1 Bf8 23.Bb2 b6 24.Ba3 Nec7 25.Bd6 Nb5 26.Be5+– Nbc3? 27.Bc3 Nc3+/– 28.Nb6 Ne2 29.Kf1 Nc1 30.Be4 Nb3 31.Ke2 Kf7 32.Ke3?? Bc5–+ 33.d4 Bd4 34.Kf4 Bb6 35.f3 Nc5 36.Bc2 Kf6 37.h4 Bc7 38.Kg4 Nd7 39.f4 e5 40.fe5 Ne5 41.Kh3 h6 42.g4 Bb6 43.Bd1 Bf2 44.Be2 Be1 45.Bd1 Nd3 46.Bf3 Nf4 47.Kh2 Bh4 48.Bd1 Kg5 49.Kg1 Be1 50.Kh2 Bc3 51.Bf3 Be5 52.Kg1 Nd3 53.Bd1 Nf4 54.Kf2?? Nh3 55.Kf3 Nf4 56.Ke4?? Bc7–+ 57.Kf3 h5 58.gh5 gh5 59.Kg3 h4 60.Kh2 Nh5 61.Kh3 Ng3 62.Bf3 Kf4 63.Bb7 Nf5 64.Bc8 Be5 65.Bf5= Kf5 66.Kh4 ½–½. wictorio (1850) – ropian (1685), kurnik, 2012.

8.Bg2 c6 9.0-0 Na6 10.a3 Nc7 11.c5 dc5 12.Ne5 cb4 13.ab4 Nfd5 14.Qa4 Nb5 15.Rfc1 Qg5 16.Ndf3 Qe7 17.Rc5 a5 18.Rb5 cb5 19.Qb5 ab4 20.Ra8 Ra8 21.h4 Nc3 22.Qb6 Ne2 23.Kh2 Ra6 24.Qe3 Nc3 25.Nd4 Nd5 26.Ng6 hg6 27.Bd5 Bd4 28.Qd4 Bd5 29.Qg7 1–0. gentelmenjoe (1895) – adicom23 (1690), kurnik, 2012.

8.Qb3 Be6 9.Bg2 c6 10.0-0 f5 11.a4 g5 12.a5 g4 13.Ne1 Qg5 14.e3 Rf6 15.b5 Rh6 16.a6 Qh5 17.h4 gh3 18.Bf3 h2 19.Kh1 Qf7 20.ab7 Qb7 21.bc6 Qb3 22.Nb3 Nc7 23.Nc2 e4 24.Bg7 Kg7 25.Ncd4 ef3 26.Ne6 Re6 27.d4 Nba6 28.d5 Rh6 29.Nd4 Nc5 30.Nf5 Kg6 31.Nh6 Kh6 32.Kh2 Kg5 33.Rab1 a5 34.Kh3 a4 35.g4 a3 36.Kg3 a2 37.Ra1 Nb3 38.Kf3 Na1 39.Ra1 Ra4 40.Kg3 Na6 41.f4 Kf6 42.Kf3 Ke7 43.e4 Nc5 44.e5 Nb3 45.c5 Na1 46.cd6 Kd8 47.c7 Kc8 48.e6 Nc2 0–1. gentelmenjoe (1975) – dors (1960), kurnik, 2012.

8.Qb3 f5 9.Bg2 Kh8 10.0-0 Nc6 11.b5 Ne7 12.a4 Ng8 (12...Nf6 13.a5+=) 13.a5 g5 14.a6 g4? (better is 14...c6+/–) 15.Ne5!+– de5 (15...de5 16.ab7 Passed pawn; 15...Be5 16.ab7 Passed pawn) 16.ab7 Bb7 17.Bb7 Rb8 18.Ra7?? (18.Bg2 e4+–) 18...Nd6?? (better is 18...Rb7 19.Rb7 Qa8+=) 19.Bc6 (better is 19.Bg2+–) 19...Rf6? 20.Be5 Rh6 21.Bg7 Kg7 22.Rfa1 Nf7 23.Qc3 Nf6 24.Ra8 Ng5 25.Rb8 Qb8 26.Ra8 Qb6 27.c5 (27.c5 Qc6 28.bc6+–) 1–0. gentelmenjoe (1780) – dors (1780), kurnik, 2012.

8.Qb3 f5 9.Bg2 Kh8 10.0-0 Nd7 11.Rac1 g5 12.c5 g4 13.Ne1 Qg5 14.f4 Qh5 (14...ef4 15.Rf4 Qe7 16.c6 Qe3 17.Rf2 Qd2 18.cd7 Bd7 19.Bg7 Ng7 20.Rc2 Qe1 21.Rf1 Qf1 22.Bf1+=) 15.cd6+/– cd6 16.Nc4 Rf6 17.Rf2 (17.fe5 Rh6 18.h4 gh3 19.Bf3 h2 20.Kh1+=) 17...Rh6= 18.Bf1 (18.Bd5!?=) 18...ef4+= 19.Bg7 Ng7 20.gf4 g3 21.Rg2 gh2 22.Kh1 b6 23.Nd6 Rd6–+ 24.Qb2 Nf6 25.Nf3 Bb7 26.Rc7 Bf3 27.ef3 Qf3 28.Be2–/+ Qf4 29.Rgg7 Rd4 30.Rcd7?? Rd7–+ 31.Rd7 Rf8 32.Qd4 Qg3 33.Rd6 Qe1 34.Kh2 Qe2 35.Kh3 Qg4 36.Kh2 Qd4 37.Rd4 Ng4 38.Kg3 h5 39.Kf4 Kg7 40.Kg5 1–0. gentelmenjoe (1960) – dors (1785), kurnik, 2011.

8.Qb3 f5 9.Bg2 Kh8 10.0-0 g5 11.c5 g4 12.Nh4 Qg5 13.Nc4 Qh5 14.Rac1 Bf6 15.cd6 cd6 16.Ne5 de5 17.Rc8 1–0. gentelmenjoe (1910) – dors (1905), kurnik, 2012.

8.Qb3 f5 9.Bg2 Kh8 10.h4 c6 11.h5 g5 12.h6 Bf6 13.0-0-0 a5 14.a3 ab4 15.ab4 Be6 16.d4 b5 17.d5 bc4 18.Nc4 cd5 19.Ne3 Nc7 20.Nd2 d4 21.Nec4 e4 22.Qc2 Nd5 23.Ne4 fe4 24.Qe4 Qc7 25.Qe6 Qc4 26.Kb1 Nc3 27.Bc3 dc3 28.Qc4 Ra6 29.Kc2 Rb6 30.Ra1 Nd7 31.Ra7 Ne5 32.Qe4 Ng6 33.Qe6 d5 0–1. gentelmenjoe (2020) – dors (1740), kurnik, 2012.

8.Qb3 Kh8 9.Bg2 f5 10.0-0 Nd7 11.Rac1 Ndf6 12.c5 c6 (12...Qe7 13.Nc4=) 13.Nc4 (13.cd6 e4 14.de4 fe4+/–) 13...Be6 14.cd6 Nd6 (14...b5 15.Nfe5 bc4 16.dc4 Nd6 17.Nc6+=) 15.Nfe5+/– b5 (15...Qe7 16.Qa3 Rfe8 17.Rfd1+/–) 16.Nc6 Qc7 17.Nd6?? (better is 17.Nd4 bc4 18.Ne6+–) 17...Bb3–+ 18.Nb5 Qb6 19.ab3 (19.Nca7 Ba2 20.Ba8 Ra8 21.Rc6–/+) 19...Qb5 20.Nd4 Qb4 21.Ba8 Ra8 22.Rc4 Qb7 23.Rfc1 Nd5 24.e4 fe4 25.de4 Nb6 26.Rc7?! (26.Rc6–+) 26...Qe4 27.Rg7 (27.Rd1–+) 27...Kg7 28.Nf5 Kf8 29.Ba3 (29.Nd4 a5–+) 29...Kg8 30.Nh6 (30.Ne7 Kf7 31.Rc7–+) 30…Kg7 0–1. piiotr99 (1845) – dors (1780), kurnik, 2011.

8.Qb3 Kh8 9.Bg2 f5 10.c5 Nc6 11.b5 Ne7 12.0-0 Ng8 13.Nc4 White intends b6 13...g5 14.cd6 cd6 15.b6 (15.Nfd2 f4+=) 15...a6 (15...Be6 16.ba7 Ra7 17.Rfc1=) 16.Na5 Rf6? (16...Qe7 17.Qb4+=) 17.Nd2 (17.Ng5!? Qe7+–) 17...Rh6 (17...Rb8 18.Rac1+=) 18.Rac1 Nef6 (18...Qe7!?+/–) 19.Rc7 Qe8 20.Nb7 Qh5 21.h3 Qe2?? (better is 21...Bb7 22.Rb7 Rc8+–) 22.Nd6 Ne7 (22...Be6 23.Qe6 Rf8+–) 23.Nf7 (23.Nf7 Kg8 24.Nh6 Kh8 25.Qg8 Neg8 26.Nf7#) 1–0. piiotr99 (1845) – dors (1785), kurnik, 2011.

8.Bg2 Qd7 9.0-0 Bh3 10.a4 Bg2 11.Kg2 Nc6 12.b5 Ne7 13.c5 Ne8 14.Qc2 f5 15.Rfc1 Kh8 16.c6 bc6 17.bc6 Qe6 18.Ng5 Qf6 19.h4 h6 20.Ngf3 Qe6 21.Rab1 d5 22.e4 f4 23.ed5 Nd5 24.Ne4 fg3 25.Ng3 Qg4 26.Ne5 Nf4 27.Kg1 Qh3 28.Ng6 Kg8 29.Nf4 Rf4 30.Bg7 Ng7 31.Qc5 Rh4 32.Qd5 Kh8 33.Ne4 Rg4 34.Ng3 h5 35.Qg2 Qg2 36.Kg2 h4 37.Rh1 Kg8 38.Kh3 Rg6 39.Ne4 Rc6 40.Kh4 Rd8 41.Rb3 Rh6 42.Kg5 Rh1 43.Nf6 1–0. racvac001 (1735) – herrmes, kurnik, 2012.

8.Bg2 Qd7 9.Rb1 a5 10.a3 (10.b5!?+=) 10...Bh3 11.Bh3 Qh3 12.c5 Nbd7 13.Qc2 ab4 14.ab4 Rfe8 15.Nc4 (better is 15.c6!? bc6 16.Qc6–/+) 15...dc5–+ 16.bc5 Nc5 (better is 16...e4 17.Nfe5 Qg2–+) 17.Nce5+= b6 18.Ra1 Ra1 19.Ba1 Qf5 20.0-0 Qh3? (20...Ra8 21.e4 Qe6 22.Ng5=) 21.Rc1 (better is 21.Ng5 Qh5 22.Qa2+–) 21...h5?? (better is 21...Qf5+=) 22.Ng5+– Qf5 23.Ngf7 (better is 23.f4!? Ng4 24.e4+–) 23...Ng4+/– 24.Ng4?? (24.f4+/–) 24...Kf7?? 25.Bg7 Kg7? 26.Ne3 Qf6 27.Qc3 Qc3+/– 28.Rc3 Ne6 29.Kf1 Ra8 30.Nd5 Ra1 31.Kg2 c5 32.Nb6+– Ra2 33.e3 h4?! 34.gh4 Kh6 35.Nd7 Ng7 36.e4 Nh5 37.Kf3 Ra1 38.Nc5 1–0. wictorio (1895) – mars2010, kurnik, 2012.

8.Qb3 Be6 9.Bg2 f5 10.0-0 c6 11.a4 Nd7 12.a5 a6 13.Qc2 f4 14.Ne4 Qe7 15.c5 d5 16.Nd6 Rab8 17.e4 fe3 18.fe3 Bg4 19.Rf2 e4 20.de4 de4 21.Bg7 ef3 22.Bf8 Rf8 23.Bf1 Qe3 24.Bc4 Kh8 25.Qe4 Qe4 26.Ne4 Ne5 27.Bf1 Bf5 28.Nd6 Nf6 29.Nb7 Nfg4 30.Ba6 Nf2 31.Kf2 Bd3 32.Bd3 Nd3 33.Ke3 Nb4 34.Rf1 Rb8 35.Nd6 Ra8 36.Nc4 Re8 37.Kd4 f2 38.Rf2 1–0. gentelmenjoe (1875) – ffmm (1835), kurnik, 2012.

8.Qb3 Kh8 9.Bg2 f5 10.0-0 Be6 11.a4 Nd7 12.a5 f4 13.a6 ba6 14.Ra6 g5 15.Rfa1 g4 16.Ne5 de5 17.Ba8 Qa8 18.Ra7 Qd8 19.Ne4 fg3 20.hg3 Ndf6 21.Be5 Ne4 22.Bg7 Ng7 23.de4 Qf6 24.Qe3 Bc4 25.Rc7 Bf7 26.Raa7 h5 27.e5 Qe6 28.b5 h4 29.b6 h3 30.b7 Qd5 31.Qh6 Kg8 32.f3 Qd1 33.Kf2 gf3 34.Qg7 Kg7 35.Rf7 Rf7 0–1. gentelmenjoe (1800) – ffmm (1775), kurnik, 2012.

8.Qc2 a5 9.b5= Nd7 10.Bg2 Nc5 11.Ne4 Ne4 12.de4 Qe7 13.0-0.

8.Qc2 a6 9.Bg2 Nc6 10.a3 Bg4 11.0-0 Qd7 12.Ne4 Nf6 13.Rfd1.

8.Qc2 c6 9.Bg2 f5 10.0-0 Nd7 11.Rab1 Qe7 12.e3 a6 13.d4 e4 14.Ne1 g5 15.g4 fg4 16.Qe4 Qf7 17.Qg4 Ndf6 18.Qe2 Kh8 19.Nd3 g4 20.e4 Qg6 21.d5 Ne8 22.e5 Bf5 23.Be4 de5 24.Ne5 Qh6 25.dc6 bc6 26.Bc6 Nf4 27.Qe3 Rc8 28.Bd5 Bb1 29.Nb1 Nh3 30.Kg2 Qe3 31.fe3 Rf1 32.Kf1 Ng5 33.Nd2 Nf6 34.Nf7 Nf7 35.Bf7 Rf8 36.Bd5 Nd5 37.Ke2 Nb4 38.Bd4 Bd4 39.ed4 Nc6 40.d5 Ne5 41.Ke3 Nf3 42.Ne4 Nh2 43.c5 Rg8 44.Ng3 h5 45.Nh5 g3 46.Ng3 Rg3 47.Ke4 Rc3 48.d6 Rc5 49.d7 Rc4 50.Ke3 Rc3 51.Kd2 1–0. grajaro (1885) – stan15 (1720), kurnik, 2012.

8.Qc2 Nc6 9.b5 Ne7 10.Bg2 f5 11.0-0 c6 12.bc6 bc6 13.Rab1 Bd7 14.Bc3 Rb8 15.Qa4 Qc7 16.e4 f4 17.d4 ed4 18.Ba5 Qc8 19.c5 dc5 20.Nc4 Qa6 21.Nfe5 Be5 22.Ne5 Be6 23.Qa3 Rb5 24.Rfc1 Rfb8 25.Rb5 Rb5 26.Bb4 Qa3 27.Ba3 Ba2 28.Bc5 Nc8 29.Bd4 Rb1 30.Rb1 Bb1 31.Nc6 fg3 32.hg3 a6 33.Bf3 Bd3 34.Bh5 gh5 35.e5 Kf7 36.f4 Ke6 37.Kf2 Kd5 38.Ke3 Kc6 39.Kd3 a5 40.Ke4 Ne7 41.f5 a4 42.f6 Ng6 43.Ba1 Kd7 44.Kd5 Nf8 45.Bd4 Ne6 46.Bc3 a3 47.Ba1 a2 48.Bc3 Ng5 49.Ba1 Ne6 50.Ke4 Ng5 51.Kf5 Ne6 52.Bb2 Nf8 53.Kg5 1–0. grajaro (1810) – tal14 (1760), kurnik, 2012.

8.Qc2 f5 9.c5 Be6 10.Bg2 Nc6 11.b5 Nb4 12.Qa4 a5 13.a3 Nd5 14.e4 Ne7 15.Ng5 Bd7 16.cd6 cd6 17.Nc4 h6 18.Nd6 hg5 19.Nb7 Qb6 20.ef5 Nf5 21.Qc4 Be6 22.Qc5 Qa7 23.b6 Qa6 24.0-0 Nd4 25.Bd4 ed4 26.Qg5 Rf5 27.Qg6 Nf6 28.Nd6 Re5 29.Ba8 Qa8 30.Ne4 Ne4 31.de4 Qb7 32.Qe8 Kh7 33.f4 Bf7 34.Qe5 1–0. gentelmenjoe (1895) – ffmm (1820), kurnik, 2012.

8.Qc2 f5 9.Bg2 a5 10.b5 Nd7 (10...Be6 11.0-0= (11.Nh4 Ra7 12.0-0 Nd7 13.Nhf3) 11...Nd7 12.Bc3 Qe7 13.Rfe1) 11.a4 (11.0-0 Qe7 12.Bc3 a4 13.Rab1) 11...Qe7 12.e3 (12.0-0 Nc5= (12...Ra7 13.Bc3) 13.d4) 12...Rf7 (12...e4 13.Nd4 ed3 14.Qd3=; 12...Nc5 13.d4) 13.Bc3 (13.0-0 e4 14.Ne1 Nhf6+=) 13...Ra7 (13...e4 14.Nd4 ed3 15.Qd3=) 14.Nb3 (14.0-0 e4 15.Ne1 Bc3 16.Qc3 Nhf6+=) 14...b6 15.Nfd2 (15.0-0 Bb7=) 15...Kh8 (15...Bb7 16.Bb7 Rb7 17.0-0=) 16.0-0-0 (16.0-0 Bb7=) 16...Bb7 17.Bb7 Rb7 18.Kb2 Nc5 (18...Nhf6 19.d4+=) 19.Nc5= dc5 (19...bc5 20.Nb3 (20.Ba5?! c6=) 20...Rb6 21.Na5+=) 20.Rhe1 (20.h3 Nf6=) 20...Rb8 (20...Nf6 21.h3=) 21.f4+= ef4 22.ef4 Bc3 (22...Qf8!?+=) 23.Qc3+/– Qf6 24.Nf3 Qc3 25.Kc3 Ng7? (better is 25...Nf6+/–) 26.Ne5+– Kg8 27.Nf7 Kf7 28.d4 Ne6 29.d5 Ng7 (29...Nd4 30.Rd3 Rd8 31.Rde3+–) 30.d6 cd6 31.Rd6 Rb7 (31...Ne8 32.Rd7 Kf6 33.Rde7+–) 32.Red1 Ke7 33.Rc6 Ne8 34.Re1 (34.Re1 Kd7 35.Ree6+–) 1–0. Chytilek,Roman (2410) – Krapivin,Vladislav (2335), Schneider Bohemia Open Pilsen CZE, 2001. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.d3 e5 7.Nbd2 Nh5)

8.Qc2 f5 9.Bg2 Be6 10.0-0 a6 11.Bc3 Nc6 12.Nb3 Bf6 13.a4.

8.Bc3 Qe7 9.Bg2 Nc6 10.0-0 a6 11.Nb3 Nf6 12.Qc2 Re8 13.b5.

8.Ne4 a5 9.b5 Nd7 10.Bg2 a4 11.Qc1 f5 12.Nc3 Nc5 13.0-0.

8.Bg2 e4 9.Bg7 (9.Ne4 Bb2 Discovered attack; 9.de4 Bb2 Discovered attack) 9...ef3 10.Nf3 (better is 10.Bf8!? fg2 11.Rg1 Qf8 12.Rg2–/+) 10...Ng7–+ 11.Qd2 Qf6 12.Rc1 White intends c5 12...Nc6 13.0-0 Re8 14.Rfe1 Nd4 15.Nd4 Qd4 16.c5 d5 17.e3 Qe5 18.e4 de4 19.Re4 Qf6 20.Rf4 Qe7 21.Bd5 Ne6 22.Re4 c6 23.Bb3 Bd7 24.Rh4 Ng5 25.Kg2 Be6 26.Be6 Ne6 (worse is 26...Qe6 27.Qg5 f5 28.Rd4+/–; 26...fe6?! 27.Qe3–+) 27.Re1 Nf4! 28.Qf4 (28.Qf4 g5 Double attack (28...Qe1 Discovered attack; 28...Qe1 Deflection; 28...g5 Decoy); 28.gf4 Qe1 Discovered attack (28...Qh4 Deflection); 28.Rf4 Qe1 Discovered attack (28...Qe1 Deflection)) 28...Qe1 29.Qh6 Qe5 30.Qh7 Kf8 31.Qh6 Qg7 32.Qf4 Kg8 33.Rg4 Rad8 34.h4 Qe5 35.Qh6 (35.Qe5 Re5 36.Re4–+) 35...Qd5 36.Kh3 0–1. Fuchs,Joerg (1670) – Prudlo,Simon (2235), Berlin op, 2006. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.d3 e5 7.Nbd2 Nh5)

7.a3 ab4 8.ab4 Ra1 9.Ba1 Na6 (9...d5!? 10.cd5 Nd5+=) 10.b5 Nb4 11.Bg2 c5 12.bc6 (12.Nbd2 Bf5 13.0-0 Qb6=) 12...Qa5 (12...bc6 13.Qb3 Qb6 14.0-0+=) 13.Bc3= bc6 14.0-0 (14.Qb3!? c5 15.Nbd2=) 14...Ne4–/+ 15.Qb3 Nc3 16.Nc3 Bf5 (16...Be6 17.Rd1–/+) 17.e4 Bg4 18.Rd1 (18.e5 Rb8–/+) 18...Rb8 19.h3 Bf3 (19...Be6 20.Bf1–/+) 20.Bf3 Na6 21.Qc2 c5 22.Nb5 (22.Nd5 Kf8 23.dc5 Rb2–/+) 22...cd4–/+ 23.Nd4 Qc5 24.Nb5?? (better is 24.Qd2–/+) 24…Rb5–+ (24...Rb5 25.Rd5 Rb2 26.Rc5 Rc2 27.Rc8 Bf8–+) 0–1. Skrzypczak,Michal (1960) – Przybylak,Lukasz (1870), Wielkopolska III Liga Seniorow Poland, 2011.

7.a3 c6 8.Nbd2 ab4 9.ab4 Ra1 10.Qa1 Qb6 11.Bc3 Na6 Manoeuvre Nb8–a6–c7–b5. Black threatens to win material: Na6xb4 12.Qb2 d5 (12...Bg4 13.Nh4=) 13.c5 This push gains space 13...Qa7 14.Bg2 Nc7 15.0-0 Nb5 The knight is not easily driven from b5 (15...b6 16.Ne5 Qb7 17.Re1=) 16.Ne5 Bf5 17.Ra1 White threatens to win material: Ra1xa7 17...Qb8 18.Ndf3 (18.Bf1 Nd7 19.Nd7 Bd7+=) 18...Ne4 19.Bd2 (19.Be1 f6 20.Nd3 Ng5=) 19...f6 Secures g5 (19...Nd4 20.Nd4 Qe5 21.e3+=) 20.Nd3= e5 The thematic attack 21.Be3 (21.de5? doesn't work 21...fe5 22.Nh4 Nd2 23.Qd2 e4–+) 21...Ng3 (21...Bg4 22.de5 fe5 23.Nfe5=) 22.fg3 e4 Black gets more space 23.Nh4 Bd7 24.Nf4 g5 Black threatens to win material: g5xf4 25.Nh5 Bh8 26.Kh1 Qe8 27.Nf4 f5 (27...gf4 Not 28.Bf4 Qc8 29.e3+/–) 28.Rg1 gf4 29.gf4 Black king safety dropped. 29...Kf7 30.Bh3 White threatens to win material: Bh3xf5 30...Ke7 31.Bf2 (31.Rg3=) 31...Qa8 (31...e3 32.Be1 Kd8+= (32...Nd4 33.Bc3 Ne2 34.Qe2+–)) 32.Rg5 Pawn f5, live or die! (32.e3 Qe8+=) 32...Qa4 33.e3 Bf6 (33...Qd1 34.Rg1 Qh5 35.Bf1=) 34.Rg1+/– (34.Nf5 is clearly weaker 34...Bf5 35.Rf5 Qd1 36.Bg1 Rg8–/+) 34...Ra8 35.Bf5 (35.Qe2!? is an interesting idea 35...Qa2 36.Qf1+/–) 35...Qa2= 36.Qa2 Ra2 37.Be1 Re2 38.Bd7 Kd7 39.Ng2 Na3 40.Bg3 (40.Rf1!?= should be investigated more closely) 40...Nc2–/+ Black threatens to win material: Nc2xe3 41.Rb1? (better is 41.f5 Ne3 42.Ne3 Re3 43.Be5–/+) 41...Ne3–+ 42.Ne3 Re3 43.b5 Bd4 44.bc6 Kc6 45.Rb6 Kc5 46.Rb7 h6 47.Rh7 (47.Rc7 Kb5 48.Kg2 Rf3 49.Rb7 Kc4 50.Rc7 Bc5–+) 47...Rf3 48.Rh6 Be3 49.Kg2 d4 (better is 49...Kc4!?–+) 50.Re6–/+ d3 51.Re4 Rg3! securing the lead 52.hg3 (52.Kg3 d2 Promotion Passed pawn; 52.hg3 d2 Promotion Passed pawn) 52...d2 53.Re3 d1Q 54.Re5 Kd4 55.Kf2 Qh1 56.Re1 Qh5 57.Re5 Qg4 58.Rg5 Qh3 59.Re5 Qg4 60.Rg5 Qd1 61.Re5 Qh1 Twofold repetition 62.Re1 Qh3 63.Re5 The rook dominates 63...Qg4 ½–½. Simonyi,Zoltan (2240) – Kiss,Jozsef, HUN–chT2 Charousek, 2003. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.d4 a5)

7.a3 e5 8.de5 Ng4 9.Bg2 ab4 10.ab4 Ra1 11.Ba1 Nc6 12.Qb3 Nge5 13.Ne5 Ne5 14.0-0 ½–½. Levtchouk,George – Barbeau,Sylvain (2230), Quebec inv, 1982. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0-0 5.c4 d6 6.d4 a5)

7.b5 b6 8.Bg2+= Bb7 9.0-0 Nbd7 10.a4 Qc8 11.Na3 (11.Nc3 e5+=) 11...Ne8 (11...Be4 12.h3=) 12.Rc1+= c5 13.bc6 Bc6 14.Nb5 Nc7 15.Qb3 Na6 16.Rfe1 Nb4 17.e4 Nf6 18.e5 (18.d5 Bb5 19.cb5 Qb7+/-) 18...Ne8 (18...de5!? 19.Ne5 Bg2 20.Kg2 Nd7+=) 19.d5 Bb5 20.cb5 Qd7 21.e6 fe6 22.de6 Qd8 23.Bg7 (23.Nd4 Rc8+/-) 23...Ng7 24.Ng5 Rc8 25.Rc4 (25.Nf7 Qe8+/-) 25...Rc5 26.Nf7 Qc7 27.Rh4 (27.Rf4!? Rc8 28.Nh6 Kh8 29.Qf3+=) 27...Rc3= 28.Qb2 Nd3 29.Qd2 Ne1?? (better 29...Ne6 30.Nh6 Kh8 31.Re6 Rf2 32.Qf2 Nf2 33.Kf2 Qc5 34.Kf1 Rc1 35.Re1 g5-+) 30.Qh6+- Nh5 31.Rh5 Rf7 32.ef7 Kf7 33.Qh7 Ke6 (33...Kf6 34.Qh8 Kf7 35.Bd5 e6 36.Rh7) 34.Qg6 (34.Qg8 Kf6 35.Qf8 Ke6 36.Bh3) 34...Kd7 35.Bc6 (35.Bh3 e6 36.Qe6 Kd8 37.Rh8) 35...Rc6+- 36.bc6 (better 36.Qg4 e6 37.Rh7 Kc8 38.Rh8 (38.bc6?! Qh7 39.Qe6 Kc7 40.Qe1 Kc6+-) 38...Kb7 39.Qg8+-) 36...Qc6 37.Qf5 Kc7 38.Qd5 Qd5 (38...Nf3 39.Kg2 Ne1 40.Kf1+-) 39.Rd5 Nf3 40.Kg2 Ne5 (40...Kc6 41.Rd1 (41.Kf3?! Kd5 42.Ke3 e5+-) 41...Ne5 42.Rc1 Kd5 43.h4+-) 41.Re5! de5 42.h4 Kd6?? (42...b5 43.ab5 a4+-) 43.h5 b5 (43...Ke6 44.Kf3 Kf7+-) 44.h6 ba4 45.h7 a3 46.h8Q a2 (46...Kc5 47.Qe5 Kc4 48.g4+-) 47.Qh1 (47.Qd8 Kc6 48.Qa5 e4+-) 47...Kc5 (47...e6 48.Qa1+-) 48.Qa1 (48.Qc1 Kb5+-) 48...Kb4 (48...a4 49.Qa2 Kd6 50.Qa4+-) 49.Qa2 1-0. chesserstein (2195) - MATT24 (2100), Rated Bullet game, lichess.org, 2014. (=1.Nf3 (A46: 1 d4 Nf6 2 Nf3 e6: Torre, London and Colle Systems) 1...Nf6 2.g3 d6 3.d4 g6 4.b4 Bg7 5.Bb2 0-0 6.c4)

7.b5 Nbd7=.

7.b5 Ne4 8.Nc3 Nc3 9.Bc3 Nd7 10.a4 Nf6 11.Rc1 Ne4 12.Ba1 c5 13.Bg2 Rb8 (13...Qc7 14.0-0=) 14.0-0 Bd7 (14...cd4 15.Bd4 Nc5 16.Bg7 Kg7 17.Nd2+=) 15.dc5 (15.Ne1!? Ng5 16.dc5 dc5 17.Bg7 Kg7 18.Qd5+–) 15...Ba1= (worse 15...dc5 16.Bg7 Kg7 17.Qc2+–) 16.Ra1 Nc5 17.h4 (17.Qd2 Be6=) 17...Be6 18.Nd2 Qc7 19.h5 Nd7 Attacking the backward pawn on c4 (19...gh5 20.Rb1=+) 20.hg6= hg6 21.Rc1 Nb6 Increases the pressure on the backward pawn 22.e3 (22.Bd5 Rbc8= (22...Nd5? 23.cd5 Qd7 24.de6 Qe6 25.Nc4+–; worse 22...Bd5 23.cd5 Qd8 24.Ne4+=)) 22...Rbc8 (22...Rfc8 23.Bd5=) 23.Re1 Qd7 (23...Bc4? 24.Nc4 Nc4 25.Bd5 Ne3 26.fe3+–) 24.Qb3 Rc7 25.Bf1 Rfc8 26.Bd3 (26.e4!?=) 26...d5–/+ 27.Qc2 dc4 28.Bg6 Kg7 (28...Na4 29.Rb1 c3=+ (29...fg6?! 30.Qg6 Kf8 31.Qh6 Ke8 32.Qh8 Kf7 33.Qh7 Ke8 34.Qh8 Kf7 35.Qh7 Ke8 36.Qh8=)) 29.Be4= Rh8 (29...Qd6 30.Nf3=) 30.Nf3 (30.Qc3 f6 31.Qa5 c3=) 30...Bd5= 31.Bd5 Qd5 32.Qc3 f6 33.e4 (33.Qa5?? Qf3 34.Qb6 Rh1) 33...Qh5 (33...Qd6 34.e5 Qc5 35.Re4+–) 34.Nh4 Qg4 (34...Qc5 35.e5=) 35.Kf1 (better 35.Qa5!? Rh4 36.Qb6=) 35...Rd7= (worse 35...Na4 36.Qa5 Rcc8 37.f3 (worse 37.Qa4 Rh4 38.gh4 Qh3 39.Kg1 Qg4 40.Kf1 Qh3 41.Kg1 Qg4 42.Kf1=) 37...Qh3 38.Ke2+=) 36.Re3 (better 36.e5=) 36...Rhd8?? (36...Rd1 37.Rd1 Qd1 38.Re1 Qa4=) 37.Kg2 (37.Qa5!? Qh3 38.Ke2+–) 37...Rd3 38.Qa5 (38.Nf5 Kg6 39.Qe1 e6=) 38...Re3= 39.Nf5 Kf8 (39...Kg6 40.Ne3 Qe4 41.Kg1=) 40.Ne3+= (40.fe3?? Qe4 41.Kg1 Qf5–+) 40...Qe4 41.Kg1 Rd6 42.Qb4 Can c4 get defended? 42...f5 43.Qb1 (43.Nc4 Rh6 44.f3 Qf3 45.Qe7 Ke7 46.Re1 Kf6 47.Re6 Ke6 48.Nb6 Rh1) 43...Qb1 44.Rb1 c3 45.a5 (45.Nf5?? c2 46.Rc1 Rd1 47.Kg2 Rc1–+) 45...Na4 (45...Nc4 46.Rc1 (46.Nc4?? c2 47.Na3 cb1R 48.Nb1 Rd1 49.Kg2 Rb1–+; 46.Nf5 c2 47.Rc1 Rd1 48.Kg2 Rc1–+) 46...Ne3 47.fe3=) 46.Ra1 (46.Nf5?? c2 47.Rb4 c1Q 48.Kg2 Rf6–+) 46...Nc5 47.Nf5 (47.Ra3 Rd3=) 47...Nb3 48.Nd6?? (better 48.Ra2 Rd1 49.Kg2=) 48...Na1–+ 49.a6 ba6 (49...c2 50.a7 c1Q 51.Kg2–+) 50.ba6 c2 (50...c2 51.a7 c1Q 52.Kh2 Qc6–+ (52...ed6 53.a8Q Kf7 54.Qd5 Ke7 55.Qe4 Kd7 56.Qf5 Kd8 57.Qf6 Kc7 58.Qe7 Kc6 59.Qe8 Kd5 60.Qf7 Kd4 61.Qa7 Kd3 62.Qa6 Kc3 63.Qd6=+); 50...ed6?? 51.a7+–) 0–1. Marholev,D (2235) – Tejaswini,S (1870), Hotel Sajam, 2016. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.d4 a5)

7.a3 Nbd7 8.Bg2= Rb8 (8...cd4 9.Qd4 Nb6 10.Bc3=+) 9.0-0 a6 10.Nbd2 (10.dc5 dc5 11.Qb3 Qb6=) 10...b5 11.dc5 dc5 12.Ne5 (12.bc5 Qc7=) 12...Bb7 13.bc5 (13.Bh3 e6=) 13...Nc5=+ 14.Rc1 (14.Nef3 Rc8=+) 14...Bg2 15.Kg2 Qb6 16.Qc2 Rfc8 17.Nef3 Ne6 (17...Qe6 18.Be5 Rb7 19.cb5 Rb5 20.Bd4=) 18.Be5 Rb7 19.Qa2 h6 (19...Rd8 20.Rc2=+) 20.Rb1 (20.cb5 Rc1 21.Rc1 ab5=) 20...Qa7 (20...Qc6 21.Rfc1 Qd7 22.Rd1=+) 21.Rb4 bc4 22.Nc4 (22.Rc4 Rd8=) 22...Rb4 (22...Rb5 23.Qb3 Qc5 24.Ne3=+) 23.ab4= Qb7 (23...Nd5 24.Bg7 Kg7 25.Nce5=+) 24.Ne3 (24.Rc1 Ra8=) 24...Qb4 (24...Rd8 25.Qa4=) 25.Qa6 Rd8 26.Rc1 Ng4 (26...Kh7 27.Rc4 Qb3 28.Qc6=) 27.Ng4 Qg4 28.Rc4 Qf5 29.e4 Qh5 30.Bg7 (30.Rc8 Be5 31.Rd8 Nd8+=) 30...Kg7 (30...Nf4 31.gf4 Qg4 32.Kf1 Qf3 33.Bd4 Qd3 34.Kg2 Rd4 35.Rc8 Kg7 36.Qd3 Rd3 37.e5=) 31.Qa1 Kg8 32.Qc3 (32.Qe5 Qe5 33.Ne5 Rd4=) 32...Qb5 (32...Qg4 33.Qe3=) 33.h4 (33.Ne5 Qb7+=) 33...h5 (33...Qe8 34.h5=) 34.Ne5+= Qb7 (34...Qe8 35.Nc6 Rd6 36.Nb4+=) 35.Rb4+– Qa8 36.Nc6 Re8 37.Rb6 (37.Qc4 Qa1+–) 37...Qa4+= 38.Qe5 Qa3 (38...Kh7 39.Qd5+–) 39.Rb7 Kh7 40.Nb4 (40.Ra7!? Qc5 41.Qc5 Nc5 42.f3+–) 40...Qa8+= 41.Rb6 (41.Rb5 Qc8+=) 41...Qa4 (41...Qa7 42.Nd5+=) 42.Nd5 Qa3 (42...Nc5 43.Rb4 Qa7 44.Rc4+=) 43.Rb7+– Kg8? (better 43...Qc5+–) 44.Ne7!+– Re7 (44...Qe7 45.Re7 Re7+–) 45.Rb8 (45.Rb8 Re8 46.Re8 Nf8 47.Qf6+–) 1–0. Jovic,Aleksandar (2395) – Jandric,Damjan (2020), Belgrade Premier League, 2014. (=1.c4 Nf6 2.Nf3 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.d4 c5)

8.Qb3 Nfd7 9.Nc3= cd4 10.Nd5 Qd8 11.Bd4 (11.Nd4 Nc6 12.Rd1) 11...Bd4 (11...e5 12.Bc3+= (12.Be3=)) 12.Nd4 Nb6 (12...Nc6 13.Rd1+=) 13.Bg2+= Nd5 (13...Bd7 14.0-0+=) 14.Bd5 (14.cd5 Qb6 15.e3 Na6+=) 14...Qb6 (14...Nd7 15.0-0+=) 15.e3 (15.Qe3 a5 16.b5 Nd7+=) 15...Nc6 16.Nc6 (16.Qc3 e5 17.Nc6 bc6+=) 16...bc6= 17.Bg2 Be6 (17...Bb7 18.0-0=) 18.0-0+= a5 (18...Rab8 19.Qc3+=) 19.b5 (19.Qc3 ab4 20.ab4 Ra1 21.Ra1 Rb8+=) 19...cb5= 20.Qb5 (worse 20.Ba8 Bc4 21.Qb2 Bf1–+ (21...Ra8?! 22.Rfd1=+)) 20...Rab8 21.Rab1 Qc7 Attacks the isolani on c4 (21...Qb5 22.cb5 (worse 22.Rb5 Bc4 23.Rb8 Rb8–/+) 22...Bc4 23.Rfc1 Rb5 24.Rb5 Bb5 25.h3=+) 22.Qa4 Rfc8 23.Bd5 (23.Rb8 Rb8 24.Bd5 Bd7=) 23...Bd7=+ 24.Qc2 e6 (24...Bf5 25.Be4 Rb1 26.Rb1 Qc4 27.Qc4 Rc4 28.Bf5 gf5 29.Rb7–/+) 25.Rb8= Rb8 26.Bg2 (26.Bf3 Qc5=) 26...Qc5=+ 27.Qd3 (27.Ra1 Bc8=+) 27...Ba4 28.Rc1 (28.Ra1!?=+) 28...Rb3–/+ 29.Rc3 (better 29.Qd4–/+) 29...Rb2 (29...Qa3 30.Rb3 Bb3–+ (30...Qb3?! 31.Qd6 Qc4 32.Qd8 Kg7 33.Qa5=)) 30.Qd4 (30.Bf3 h6=) 30...Rb1 31.Bf1 Qd4 (31...Bb3 32.Qe4 Rb2 33.Qd4–/+) 32.ed4 Rd1 33.Rd3 Rc1 34.Re3 (34.d5 Bd7 35.g4 Rc4 36.de6 Rg4 37.Kh1 Bc6 38.f3 fe6–+) 34...Bc6 (34...d5 35.h3–+) 35.h4? (better 35.Rb3!?=+) 35...d5–+ 36.cd5 (36.f3 dc4 37.Kf2 c3–+) 36...Bd5 (36...Bb5 37.de6 fe6 38.Re6 Rf1 39.Kg2–+) 37.f4 Bc4 38.Rf3 Be2 (38...Ra1 39.Rf2–+) 39.Rf2–/+ Bf1 40.Rf1 Rc3 41.Kg2 (41.Kf2 Ra3 42.Rd1 a4–+) 41...Ra3 42.h5 (42.Rd1 a4–+) 42...a4 (42...gh5 43.Rd1–+) 43.h6 Rb3 (43...Rd3 44.Rb1 Kf8 45.Rb4–+) 44.Kh3 (44.Rc1 Kf8–+) 44...a3 (44...Kf8 45.Rc1–+) 45.Rc1 Rb8 46.Kg4 (46.Ra1 Ra8–+) 46...f6 (46...Kf8 47.Rc2–+) 47.Ra1 (47.Rc2 f5 48.Kg5 Ra8–+) 47...Ra8 48.Kf3 (48.Ra2 Kf7–+) 48...a2 49.g4 Kf7 50.g5 (50.Ke3–+) 50...fg5 51.fg5 Ke7 0–1. Tirado Parra,Alberto (1935) – Lianes Garcia,Marcos (1835), Absoluto Madrid Semifinal B, 2014. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.d4 c5)

8.dc5 dc5 9.Nbd2 cb4 10.Bd4 Qa5 11.ab4 Qb4 12.Ra4 Qd6 13.Ra7 Ra7 14.Ba7 Nc6 15.Be3 Be6 16.Bg2 Qb4 17.0-0 Bc4 18.Nc4 Qc4 19.Nd2 Qa6 20.Ne4 Ng4 21.Bd2 Rd8 22.h3 Nge5 23.Qe1 Nd4 24.Nc3 Nc4 25.Bg5 f6 26.Bd5 Rd5 27.Nd5 fg5 28.Kh2 Qd6 29.Ne3 Nd2 0–1. marekt – cairo, gameknot.com, 2001.

8.Bg2 cb4 9.0-0 Bf5 10.Nh4 Be4 11.f3 ba3 12.Ba3 (12.Ra3 Bc6 13.Bc3 Qc7–/+) 12...Bd5! 13.cd5 (13.c5 dc5 14.Bc5 Qb2–/+) 13...Nd5–+ 14.Ra2. whitecat25 – Snoopy85, ChessWorld.net, 2014. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.d4 0-0 5.c4 d6 6.Bb2 c5 7.a3 Qb6)

8.d5 Nbd7 9.Bg2=+.

8.d5 e6 9.Bg2 (9.Nc3!?=+) 9...ed5-/+ 10.cd5 Nd5 11.Bg7 Kg7 12.0-0 (12.Nbd2 Qe7 13.Rc1 Rd8-/+) 12...b6 (12...Qf6 13.Na3 Rd8 14.Qc2-/+) 13.e4=+ Ne7 (13...Nc7 14.Qe2=+) 14.Qc2 Nbc6 (14...Be6 15.Rd1 Nd7 16.Qc3 Kg8 17.Ne5=+) 15.Rd1 Qc7 16.Nc3 Bb7 (16...Bg4 17.Nd5 Nd5 18.ed5 Bf3 19.Bf3=+) 17.Nb5 Qc8 (17...Qb8 18.Rd7 Bc8 19.Rd2=+) 18.Nd6 Qb8 (18...Qc7 19.Qc3 Kg8 20.Qf6+=) 19.Nb7 (19.Qb2!? Kg8 20.Rac1+=) 19...Qb7= 20.Qb2 Kg8 21.Qf6 Qc7 22.Rd6 (22.e5 Rac8=) 22...Rad8 23.Rad1 (23.Rd8 Rd8 24.Ng5 Rf8=+) 23...Rd6 (23...Nd4!? 24.Rd8 Rd8 (worse 24...Qd8 25.Nd4 Nc8 26.Qf4+=) 25.Nd4 Qd6 (25...cd4?! 26.Rd4 Rd4 27.Qd4=) 26.Qd6 Rd6-/+) 24.Rd6= Na5?? (better 24...h6=) 25.Ne5+- Nac6 26.Nc6 (26.Rc6?! Nc6 27.Nc6 Re8+-) 26...Nc6 27.Rc6 Qd7 (27...Qd8 28.Qd6+-) 28.Rd6 Qb5 29.Rd1 (29.Qa1 Re8+-) 29...Qa4 30.Qa1 c4 31.Rd4 (31.e5 Re8+-) 31...b5 (31...Re8 32.a3+-) 32.e5 Qc2 (32...Qa5 33.Rd7 c3 34.Qc1+-) 33.Be4 (33.Rd7 c3 34.Qe1 b4+-) 33...Qe2 34.e6! fe6 35.f4 (35.f3 Rc8+-) 35...b4 (35...Qe3 36.Kh1+-) 36.Qc1 (36.Bg2 b3 37.ab3 cb3+-) 36...Qa2 37.Rc4 a5 (37...Qe2 38.Rd4 (38.Rb4 Rd8 39.Bd3 Rd3 40.Rb8 Kg7-/+) 38...a5 39.Bd3+-) 38.Bb1 (38.Bd3 Qb3 39.Rd4 Qa4+-) 38...Qe2 (38...Qa4 39.Bd3+-) 39.Re4+- Qa6 40.Qe3 (40.Ba2 Qb6 41.Re3 Rf6+-) 40...Rd8 41.Bc2 (41.Re6?? Rd1 42.Qe1 Re1 43.Re1 a4-+) 41...Kf7 (41...Rd6 42.Bb3 Kg7 43.Re6 Re6 44.Be6+- (worse 44.Qe6 Qe6 45.Be6 a4+=)) 42.Bb3 Rd6 43.g4 (43.Qf2 Qd3 44.Re3 Qb1 45.Kg2+-) 43...Kf6? (43...a4 44.Bc4 Qb6 45.Re6 Qe3 46.Re3 Kf8 47.Kf2+=) 44.Bc4 (44.Qe1 Qb6 45.Kf1 Qb5 46.Bc4 Qd7 47.Qa1 Kf7 48.Qa5 Rd1 49.Kg2 Rd2 50.Kg3 Rd3 51.Kh4 Qd8 52.Qd8 Rd8 53.Be6 Ke7 54.Bb3 Kd6 55.Rb4 Re8+-) 44...Qc6 (44...Qb6 45.g5 Ke7 46.Bb3+-) 45.g5 (45.f5 gf5 46.gf5 Qb6 47.Qb6 Rb6 48.fe6 Rb8+-) 45...Kf7 (better 45...Ke7+-) 46.Rd4 (better 46.Bb3!? a4 47.Qa7 Rd7 48.Qa4 Qc1 49.Kf2 Qd2 50.Re2 Qf4 51.Ke1 Qc1 52.Bd1+-) 46...Qb6+= 47.Be6?? (better 47.Rd3 Qe3 48.Re3=) 47...Re6-+ 48.Rd7 (48.Qf2-+) 48...Ke8 49.Qb6 Rb6 50.Rd5 (50.Rd1 b3 51.Re1 Kf7-+) 50...b3 (50...b3 51.Kf2 b2-+) 0-1. Wiszniowski,Eugeniusz (1800) - Traczyk,Pawel (1840), OLM, 2007. (=1.Nf3 d6 2.d4 Nf6 3.c4 g6 4.b4 Bg7 5.Bb2 0-0 6.g3 c5)

8.d5 Bg4 9.Bg2 Bf3 10.ef3 (10.Bf3 Qd6=) 10...Nbd7 11.0-0 Re8 12.f4 e6 13.Qb3 (13.de6 Re6 14.Nc3 Rb8=) 13...ed5=+ 14.cd5 b6 (14...Nb6 15.Rd1=) 15.Nd2 c4 (better 15...b5!?=) 16.Nc4+/- Nc5 17.Qa3 Bf8 (17...Nfe4 18.Bg7 Kg7 19.d6+/-) 18.Qf3 Nfe4 19.Rad1 b5 20.Ne5 Bg7 21.Rfe1 Nd6 22.Qa3 Qb6 23.h3 b4 24.Qe3 (24.Qf3 Rac8+/-) 24...a5? (better 24...f6!? 25.Rc1 Na4+=) 25.Bd4+- Rac8 26.Nd7 (better 26.Rc1 Ndb7 27.Re2+-) 26...Nd7?? (26...Qc7 27.Ne5 Qb6+-) 27.Bb6+- Re3 28.Be3 Nc4 (28...a4 29.Rb1+-) 29.Bd4 Na3 (29...Bd4 30.Rd4 Nd6 31.Rd2+-) 30.Bg7 Kg7 31.d6 Rd8 32.Re7 Nc5 (32...Nc4 33.Rd4 Ncb6 34.Bc6+-) 33.Bd5 (33.Rd5!? Ne6 34.f5 Nf8+-) 33...Nb5 34.Rf7 Kh6 (34...Kh8 35.Bc6 Rd6 36.Rd6 (36.Bb5?! Rd1 37.Kg2 a4=) 36...Nd6 37.Ra7+-) 35.Bc4 (better 35.g4 g5 36.fg5 Kg5 37.Rf5 Kh6+-) 35...Nd6 36.Rc7 (36.Ra7 Ncb7 37.g4 g5+-) 36…Nc4 (36...Nc4 37.Rd8 Ne6+-). mordor1 (1970) - nihilarian (2270), Rated Bullet tournament, lichess.org, 2015. (=1.Nf3 (A15: English Opening: 1...Nf6) 1...Nf6 2.c4 d6 3.b4 g6 4.Bb2 Bg7 5.d4 0-0 6.g3)

8.Bg2 cd4 9.Qd4 Nc6 10.Qd8 Rd8=+.

7.Nc3 a5 8.a3 Be6 9.e3 ab4 10.ab4 Na6 11.b5 cb5 12.Nb5 Qb6 13.Be2 Rfc8 14.Nd2 Bh3 15.f3 h5 (15...Nc7 16.Nc7 Qc7 17.Ra8 Ra8 18.Qb3+=) 16.Bc3 d5 17.Qb3 Qe6 18.e4 de4 19.d5 Qf5 20.Nd4 (20.Ne4 Ne4 21.Bg7 Kg7 22.fe4 Qe4–/+) 20...Qd7–/+ 21.Ne4 Ne4 22.fe4 Nc5 (22...Nc5 23.Qb4 Ne4 24.Ra8 Ra8–+) 0–1. Serra Labrador,Carles – Garriga Nualart,Josep (2375), Olot op, 1994. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0-0 5.c4 d6 6.d4 c6)

7.Nbd2 a5 8.b5 a4 9.e4 a3 10.Bc3 Bg4 11.h3 Bf3 12.Qf3 cb5 13.cb5 Qc7 14.Rc1 Ra4 15.Qd1 Ra8 16.Bd3 Nbd7 17.Nf3 Rfc8 18.Bd2 Qb6 19.Rc8 Rc8 20.Qb3 Qa7 21.0-0 Ne8 22.Bc4 Bd4 23.Bf7 Kf8 24.Be8 Re8 25.Nd4 Qd4 26.Bh6 1–0. mtra – biancafianchetto, internet, 2002.

7.Bg2 Nbd7 8.0-0 Qc7 9.e3 e5 10.a4 e4 11.Nfd2 d5 12.Nc3 Nb6 13.c5 Nbd7 14.b5 Re8 15.Qb3 Nf8 16.a5 a6 17.bc6 bc6 18.Na4 Bg4 19.Nb6 Rad8 20.h3 Be2 21.Rfe1 Bb5 22.Qd1 Ne6 23.Nb1 h5 24.Nc3 Ng5 25.Nb5 cb5 26.Rc1 Qe7 27.Ba3 Qe6 28.Kh2 Nf3 29.Bf3 ef3 30.Qf3 Ne4 31.Red1 f5 32.c6 Bf8 33.Bf8 Rf8 34.c7 Rc8 35.Nc8 Rc8 36.Qf4 Kg7 37.Qe5 Qe5 38.de5 Kf7 39.Rd5 Ke6 40.Rd8 Rc7 41.Rc7 Ke5 42.Rb8 Nf2 43.Rc6 g5 44.Ra6 Ke4 45.Rb5 Nd3 46.Re6 Kf3 47.Rf5 1–0. racvac001 (1645) – lomikar2, kurnik, 2012.

7.Bg2 Be6 8.Nbd2 Na6 9.a3 d5 10.c5 Nc7 11.0-0 Qc8 12.Re1 Bh3 13.Bh1 Bh6 14.e4 de4 15.Ne4 Ncd5 16.Nf6 ef6 17.Nd2 Qf5 18.Be4 Qd7 19.Nc4 f5 20.Bf3 f4 21.Ne5 Qe8?? (better is 21...Qd8!?+=) 22.Bg4 (better is 22.Ng4 Qd7 23.Nh6 Kg7 24.Ng4+–) 22...fg3 (better is 22...f6!? 23.Bh3 fe5 24.Re5 Qd8+–) 23.hg3. Roig Esteve,Ramon (2075) – Fuset Torralba,Jose Luis (1950), La Pobla de Vallbona op, 2004. (=1.c4 Nf6 2.Nf3 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.d4 c6)

8.a3 ab4 9.ab4 Ra1 10.Ba1 Na6 11.Qb3 c5 (11...d5 12.c5=) 12.dc5 (12.bc5 dc5 13.0-0 Qd6+=) 12...dc5= 13.b5 Nb8 (13...Qa5 14.Bc3 Qb6 15.0-0=) 14.0-0+= Qb6 15.Nc3 h6 (better 15...Nbd7!?+=) 16.Na4+- Qa7 17.b6 (17.b6 Qa8 18.Nc5+-) 1-0. frad (1905) - magdan (2000), Rated Classical game, lichess.org, 2014. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.d4 d6 6.g3)

8.a3 Qb6 9.c5 dc5 10.dc5 Qd8 11.0-0 ab4 12.ab4 Ra1 13.Ba1 Na6 14.Qa4 Nd5 15.Bg7 Kg7 16.Rd1 Qc7 (16...Nab4? 17.e4+–) 17.b5 cb5 18.Qb5 Bd7 19.Qb2 Nf6 20.Rc1 Kg8 21.Qe5 Bf5 22.Qc7 Nc7 23.Nh4 Be4 24.Nd2 Bg2 25.Kg2 Rc8 26.Rb1 Na6 27.Rb7 e6 28.Nb3 Nc5 29.Nc5 Rc5 30.Rb2 ½–½. Melendez,Roy – Oropeza,Ramon, Barquisimeto VEN, Open, 2012. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 d6 5.g3 0-0 6.d4 c6)

7.b5 Re8 8.e3 e5 9.d5 (9.Bg2 ed4 10.Nd4 a6=) 9...e4 10.Nfd2 Nc5 11.Be2 Nd3 (11...Bh3 12.Nb3-/+) 12.Bd3=+ ed3 13.Nc3 Bg4 14.Qb3 a6 15.h3 Bd7 16.0-0-0 (better 16.g4!?=) 16...ab5-/+ 17.cb5 c6 18.dc6 (18.e4 cd5 19.ed5 Qc8-/+) 18...bc6 19.b6 (19.Nc4 d5 20.Na3 d4 21.ed4 Be6-+) 19...Rb8 20.Nc4? (better 20.Na4-+) 20...d5 21.Nd6 (21.Nd2 Rb6 22.Qa3 Ne4 23.Nde4 de4-+) 21...Rb6 (21...Re6 22.Na4 Rd6 23.Be5-+) 22.Qa3?! (22.Ne8 Rb3 23.Nf6 Qf6 24.ab3 Qf2 25.Rd3-+) 22...Bf8 23.Na4 Rb2! 24.Nb2 (24.Qb2 Bd6 Deflection (24...Bd6 Overloading); 24.Nb2 d2 Passed pawn; 24.Kb2 Qb8 Double attack) 24...Qb8 (24...Ne4 25.Nd3 Bd6 26.Qa7-+) 25.Qc3 (25.Nd3 Qc7-+) 25...Qd6 26.Nd3 Ne4 27.Qg7 (27.Qa5-+) 27…Bg7 (27...Bg7 28.Rd2 Qa3 29.Kd1 Qc3 30.Ke2 Qd2 31.Kf3 Bf5 32.Rf1 Nf2 33.Nf2 Be4 34.Ne4 de4 35.Kf4 Qd5 36.Kg4 Qh5 37.Kf4 Qf5) 0-1. mordor1 (1975) - nihilarian (2280), Rated Bullet tournament, lichess.org, 2015. (=1.Nf3 (A15: English Opening: 1...Nf6) 1...Nf6 2.b4 g6 3.Bb2 d6 4.c4 Bg7 5.d4 0-0 6.g3)

7.e3 a5 8.ba5 c5=.

7.Bg2 Re8 8.Qc2 (8.0-0 c6=) 8...e5 9.de5 Ne5 10.Ne5 de5 11.0-0 Bf5 (11...Qe7 12.b5=) 12.e4 Bc8 (12...Bd7 13.Nc3=) 13.Nc3 (13.Nd2 c5 14.bc5 Qc7=) 13...b6 (13...Qe7 14.a3=) 14.Nd5 Bb7 (14...c6 15.Nf6 Qf6 16.f4=) 15.Rfd1 (15.f4 Nd7+/-) 15...c6 16.Ne3 Qc7 17.c5 Rad8 (17...Bf8 18.cb6 ab6 19.a3+=) 18.Nc4+/- Nd7 19.Nd6 Rf8 20.a4 Bf6 21.Rac1 Be7 22.Bh3 bc5 23.Bd7 (23.Qd3 c4 24.Nc4+/- (worse 24.Rc4 Nb6 25.Be5 Bd6-/+)) 23...Rd7 24.bc5 Bd6 25.Rd6 Rd6 26.Be5? (better 26.cd6 Qd6 27.f4=) 26...Rd1!-+ 27.Rd1 (27.Rd1 Qe5 Combination; 27.Qd1 Qe5 Combination) 27...Qe5 28.Rd7 (28.f4 Qe7-+) 28...Bc8 29.Ra7 Bh3 30.Rd7?? (30.Rb7 Re8 31.Rb1 Qd4-+) 30...Ra8 (better 30...Bd7 31.h3 Bh3-+) 31.Rd1 Ra5 0-1. timofeevich (1920) - Silverbird (2155), Rated Classical game, lichess.org, 2014. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0-0 5.c4 d6 6.d4)

7.Bh3 Nb6 8.Bc8 Rc8 9.Na3=+.

7.Bh3 e6 8.0-0= c5 9.bc5 dc5 10.dc5 Nc5 11.Qd8 Rd8 12.Na3 e5 (12...Bd7 13.Bg2=+) 13.Bc8= Rac8 14.Be5 (worse 14.Ne5 Ng4 15.f4 Rd2–/+) 14...Ng4 (14...Nfe4 15.Bg7 Kg7 16.Rfd1=) 15.Bg7+= Kg7 16.Rac1 Rb8 (16...b6 17.h3 Nf6 18.Rfd1+=) 17.h3+– Nf6 18.Nb5 a6 19.Nbd4 b5? (better 19...Rbc8+=) 20.Nc6+– bc4 21.Rc4 Ne6 22.Nd8 Rd8 23.Rc6 a5 24.Rb1 h5 25.Rbb6 (25.Rb5 Rd5 26.Rd5 Nd5+–) 25...Nd5 (25...Rd1 26.Kg2 Ra1 27.Rc2+–) 26.Rb7 Nd4 (26...Kf8+–) 27.Nd4 Kh6 (27...Kf8+–) 28.Rf7 (better 28.Nf5 Kh7 29.Rf7 Kh8 30.Rg6 Nf6 31.Rh6 Kg8 32.Rg7 Kf8 33.Rf6 Ke8 34.Re7) 28...Nb4 29.Nf5 Kg5 30.h4 (30.f4) 30...Kg4 31.Rg6 (31.Kg2 Nc6 32.f3) 31...Kh3+– 32.Ne3 (better 32.Nd6!? Nc6 33.f4 Nd4+–) 32...Nc2 33.Rf3 (33.Nf1 Nd4 34.Re7 Rc8+–) 33...Ne3 (33...Nd4 34.Rff6 Rc8 35.f4+–) 34.fe3 Rd1 (34...Rc8+–) 35.Kf2 a4 36.a3 (36.a3 Kh2 37.g4 hg4 38.Rg4 Rf1 39.Kf1 Kh1 40.Rh3; 36.g4 Kh2 37.gh5 Rf1 38.Kf1 a3 39.Rg2 Kh1 40.Rh3) 1–0. double_bishops – davidscott, ChessWorld.net, 2014. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 d6 5.d4 0-0 6.c4 Nbd7)

8.d5 a5 9.a3 b5 10.Nfd2 ab4 11.ab4 Ra1 12.Ba1 bc4 13.Nc4 Ba6 14.Nba3 Nb6 15.Na5 Qa8 The pressure on d5 grows 16.e4 Nfd7 17.Qc2 Kh8 18.Qc6 White prepares the advance b5 (18.Qc7? Rc8 19.Qd6 Bf8 20.Be5 Kg8–+) 18...Qa7 19.b5 Bb7 20.Qc3 Ra8 (better is 20...Bd5!? 21.ed5 Ra8–/+) 21.Nb7= Qa3 22.0-0 (better is 22.Qa3!? Ra3 23.0-0=) 22...Qa7–/+ 23.Qc7 Rc8 24.Qd6 Qb7 25.Qb4 Kg8 26.f3 Qa7 27.Kh1 Rc4 28.Qd2 Qa4 29.Rc1 Nc5 30.Rc4 Nc4 31.Qe1 Qb5 32.Bf1 Qb3 33.Qc3 Qc3 34.Bc3 Nb6 35.Ba5 Ncd7 36.Bb5 Bf8 37.Kg2 Bd6 38.Kf2 Kf8 39.g4 Ke7 40.h3 Bc5 41.Ke2 Kf6 42.Bd2 Bd4 43.h4 Ke7 44.Bb4 Bc5 45.Bd2 Bd6 46.Be3 Nc5 47.Bg5 f6 48.Be3 0–1. Melendez,Roy – Gascon,Jose Rafael (2195), Barquisimeto VEN, Open, 2012. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.d4 Nbd7 7.Bg2 e5)

8.de5 de5 9.0-0=.

8.de5 de5 9.Qc2 e4 10.Nh4 e3 11.f3 a5 12.a3 ab4 13.ab4 Ra1 14.Ba1 Re8 15.0-0 Nf8 16.Bh1 Ne6 17.Rd1 Qe7 18.Qb3 Ng5 19.Bg2 Nh3 20.Bh3 Bh3 21.Ng2 Ng4 (better is 21...Bg2 22.Kg2 b6=) 22.Bg7+/– Kg7? (better is 22...Nf2 23.Bb2 Nd1 24.Qd1 Rd8+/–) 23.Rd3?? (better is 23.fg4 Bg4 24.Nc3+–) 23...Bg2+= 24.Kg2 Nf2 25.Rd4 Qe6 26.Rh4 g5 27.Qc3 Kg8 28.Rd4 f5 29.c5 Kf8 30.c6 bc6 31.Rc4 g4 32.Qh8 Ke7 33.Qh7 Kd8 34.Rd4 Kc8 35.Nc3 Rf8 36.f4 Rg8 37.b5 Rd8 38.Ra4 Kb8 39.Ra6 (39.b6 Rc8 40.bc7 Kb7 41.Rb4 Ka8+–) 39...Nd1 40.Rc6 Qd7 41.Qd7 Rd7 42.Nd1 Rd1 43.b6 cb6 (better is 43...Rd2!? 44.bc7 Kc8+/–) 44.Rb6+– Kc7 45.Re6 1–0. Gonzalez – Fernandez, ESP corr Spain, 1991. (=1.c4 Nf6 2.Nf3 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.d4 Nbd7 7.Bg2 e5)

8.de5 de5 9.Qc2 Re8=.

8.de5 de5 9.Ne5 Ne5 10.Be5 Qd1 11.Kd1 c6 (11...Re8 12.Bb2=) 12.Ke1+= Re8 13.Bb2 Bg4 14.e3 Rad8 (14...Rad8 15.Na3 Bf5+=) 0–1. algernon (2275) – yetzaline (2250), net–chess.com, 2013.

8.de5 de5 9.Ne5 Ng4 10.Ng4 Bb2–/+.

9.0-0 Nge5 10.Qb3 c6 11.Nbd2 Qc7 12.Rfd1 Nf3 13.Nf3 Ne5 14.Bd4 Be6 15.Qc3 f6 16.Ne5 fe5 17.Be3 Rf7 18.Rac1 Rc8 ½–½. Lyngsjoe,Gert (1810) – Hobber,A (2010), Politiken Cup, Helsingor DEN, 2008. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.d4 Nbd7 7.Bg2 e5 8.de5 Ng4)

9.0-0 Nge5 10.Qc2 (10.Ne5 Be5 11.Qc1 Qf6 12.Be5 Ne5=) 10...Nf3 11.Bf3 Ne5 12.Bg2 c6 Prevents intrusion on d5 13.Nd2 Qb6 (13...Bf5 14.e4 Bd7 15.c5+=) 14.Rab1 Bg4 (14...Rd8 15.Rfd1=) 15.Rfe1 (15.c5 Qa6 16.Be5 Be5=) 15...Rfe8 (15...Rad8 16.b5 c5 17.h3=) 16.Ba1 (16.c5 Qa6 17.Be5 Be5= (worse is 17...de5 18.Nc4+/–; 17...Re5? 18.Nc4+–)) 16...Rad8 (16...Qc7 17.f4 Nd7 18.Bg7 Kg7 19.h3=) 17.a4 d5 18.cd5 cd5 19.Qc5 Qa6 Black threatens to win material: Qa6xa4 20.f4 White threatens to win material: f4xe5 (20.Bd5? doesn't work 20...b6 21.Bc4 A) 21...Rd2?! is much weaker 22.Qe5 (22.Ba6? springs to mind, but 22...bc5 23.bc5 Nd7–/+) 22...Be5 23.Ba6=; B) 21...Qa4–+) 20...Nd7 The pressure on the backward pawn e2 grows. Black threatens to win material: N 21.Qb5 (21.Qd5? is nothing because of 21...Nf8 22.Qb7 Qb7 23.Bb7 Ba1–+) 21...Be2 22.Qa6 ba6 (22...Ba6 Worse is 23.b5 Re1 24.Re1 Ba1 25.Ra1+/–) 23.Bg7 Kg7 Black has a new passed pawn: d5 24.Kf2 (24.Rbc1 Nb6+=) 24...Bd3 25.Rbc1 Nb6 26.Re3 Re3 27.Ke3 Bf5 28.Kd4 (28.a5 Na4+=) 28...Nc4 Black threatens to win material: Nc4xd2 (28...Na4!? 29.Rc7 Be6–/+) 29.Nb3 Be6 (29...Na3 30.Rc7=) 30.Nc5= White threatens to win material: Nc5xa6 30...Rd6 31.a5 White has a new backward pawn: b4 (31.Ne6 A) 31...Re6?? 32.Bd5 Rb6 33.Rc4+– (33.Bc4?! Rb4 34.Rd1 Rb7+–); B) 31...fe6 32.Bf1 Rd7=) 31...Na3 (31...Kg8 32.Bf1=) 32.Bf1 Attacking the isolated pawn on a6 32...Bc8 33.Nb3 Bf5 34.Rc7 Re6 (34...Nc2 35.Kc5 Rd7 36.Rd7 Bd7 37.Ba6+=) 35.Nc5 White threatens to win material: Nc5xe6 35...Nc2 36.Kc3 Re3 37.Kd2 Rf3 Black threatens to win material: Rf3xf1 38.Ba6 Rf2 39.Be2 d4 0–1. Tugai,Vladimir – Brodsky,Yuri, Kiev Independence Cup–B 2nd, 2002. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.d4 Nbd7 7.Bg2 e5 8.de5 Ng4)

9.0-0 Nge5 10.Ne5 Be5 11.Qc1 Qf6 12.Be5 Ne5=.

9.0-0 Nge5 10.Ne5 Ne5 11.Qc1 a5 12.a3 ab4 13.ab4 Ra1 14.Ba1 Nd3 (14...c6!?=) 15.ed3+= Ba1 16.Nc3 Bc3 17.Qc3 Re8 18.h4 h5 19.Ra1 Qe7 20.Ra7 c5 21.bc5 dc5 22.Be4 Qd6 23.Qb2 The pressure on the backward pawn b7 grows (worse is 23.Bb7 Qb6 24.Bc8 Qa7–+) 23...Qd4 (23...b6 24.Kh2+=) 24.Qd4 cd4 25.Bb7 Bb7 26.Rb7 Re1 27.Kg2 Rd1 28.Rb3 Rd2 29.Kf1 Kg7 30.Ke1 Ra2 31.Rb5 Ra1 32.Ke2 Ra2 33.Kf3 Rd2 34.Ke4 Rf2 35.Kd4 Rg2 (35...Rc2 36.Re5+–) 36.c5 (36.c5 Kf6 37.c6+–) 1–0. Pytel,Krzysztof – Jamroz,Zbigniew, Lublin PKWN 4th Poland, 1968. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 d6 5.c4 0-0 6.d4 Nbd7 7.Bg2 e5 8.de5 Ng4)

9.Qc2 Nge5 10.Nbd2 a5 11.Ne5 Ne5 12.b5 Bf5 13.e4 Be6 14.0-0 a4 15.Rab1 Nd7 16.Bg7 Kg7 17.f4 f6 18.Nf3 Nb6 19.Rb4 Qe7 20.a3 Nd7 21.Nd4 Nc5 22.Ne2 f5 23.Nc3 Increases the pressure on a4 23...Qf7 24.Na4 fe4 25.Be4 Ne4 26.Qe4 Bh3 27.Qd4 Kg8 28.Ra1 g5 29.c5 gf4 30.Qf4 (worse is 30.cd6 fg3 31.hg3 Qf3 32.Qc4 Rf7–+; 30.gf4?? Qg6 31.Kf2 Qg2 32.Ke3 Rae8 33.Qe4 d5–+) 30...Qg7 31.Qc4 Kh8 32.Rc1 Rf6 0–1. Sukochev,VI – Pisarev,Vitaly Vitalievich, URS–chT10 corr9194, 1991. (=1.Nf3 Nf6 2.b4 g6 3.Bb2 Bg7 4.c4 0-0 5.g3 d6 6.d4 Nbd7 7.Bg2 e5 8.de5 Ng4)

9.Nbd2 Nge5 10.Ne5 Ne5 11.Qc2 a5 12.b5 Bf5 13.e4 Be6 14.Rb1 Nd7 15.Bg7 Kg7 16.0-0 a4 17.Qc3 f6 (17...Qf6 18.Qf6 Kf6 19.f4=+) 18.e5= Nc5 (18...fe5 19.Bb7 Ra7 20.Bc6+=) 19.Ne4+= Ne4 20.Be4 de5 21.Bb7 Rb8 22.Rfd1 Qe7 23.Bf3 Qc5 24.Qb4 (24.Bd5 Bg4 25.Rd2 Rfd8=) 24...Qc4= 25.Rdc1 Qb4 (25...Qa2? 26.Rb2 c5 27.Qc3+–) 26.Rc7 Rf7 27.Rf7 (27.Rb4?? Rc7 28.h3 a3–+) 27...Bf7 28.Rb4 a3 29.b6 (better 29.Bc6!?=) 29...Ba2 30.b7 (30.Ra4 Rb6 31.Ra3 Bf7–/+) 30...Be6 (30...f5 31.Bc6 Bf7 32.Ra4=+) 31.Ra4 a2 32.Kg2 f5 33.Bc6 e4 (33...Bc4 34.Ra8 e4 35.h3=+) 34.Ra8 Bc4 35.Ra4?? (better 35.g4–/+) 35...Kf6 36.g4 Ke5 37.gf5 gf5 38.f3 (38.Ra8 Kd6 39.Rb8 Kc6 40.Rd8 Kb7 41.Rd1–+) 38...Kd6 39.fe4 Bb3 (better 39...Kc6 40.Rc4 Kb7 41.Rb4 Kc6–+) 40.Ra6 a1Q! 41.Ra1 (41.Ra1 Rg8 Double attack (41...Kc6 Deflection)) 41...Kc6 42.ef5 Kd6 43.Kf3 Ke5 44.Ra5 Bd5 45.Kg4 Rb7 46.Kg5 Rg7 47.Kh6 Rf7 48.f6 Kd4 (48...Rd7!? 49.Kg5–+) 49.Ra4–/+ Ke3 50.Kg5 Be4 51.h4 Rc7 52.h5 Rb7 (52...Bd5 53.Ra1 Bf3 54.Ra6=+) 53.Ra1 (better 53.Ra6!?=+) 53...Kd4–/+ 54.Kf4 Bd5 55.Re1 Kc5 (better 55...h6!? 56.Rg1 Be6–/+) 56.Re7= Rb1 57.Rh7 Kd6 58.Re7 Rh1 59.Kg5 Rg1 60.Kf5 Bc4 61.Re3 Bf7 62.Rd3 Kc6 63.Rh3 Kd7 64.Rh4 Ke8 65.h6 Bg6 66.Ke6 Re1 67.Kd6 Bh7 68.Ra4 Rf1 69.Ke5 Kf7 70.Ra7 Kg6 71.f7 Kh6 72.Ke6 Bc2 73.Rb7 Kg7 74.f8Q Kf8 75.Rc7 Bb3 76.Kd6 Bf7 77.Ke5 Kg7 78.Ra7 Rb1 79.Kd4 Kf6 80.Ra6 Be6 81.Ra5 Rb4 82.Kc3 Rh4 83.Rc5 Ke7 84.Re5 Kd6 85.Re1 Bd5 86.Ra1 Ke5 87.Re1 Be4 88.Rg1 Rh3 89.Kb4 Kd4 90.Rd1 Bd3 91.Rg1 Rh8 92.Rg4 Be4 93.Rg5 Rb8 94.Rb5 Rc8 95.Rb6 Rc1 96.Rd6 Bd5 97.Rg6 Rb1 98.Ka4 Kc5 99.Rg3 Ra1 100.Ra3 Rh1 101.Rc3 Bc4 102.Ka3 Rh2 103.Ka4 Rh7 104.Ka3 Ra7 105.Kb2 Ra2 106.Kb1 Rf2 107.Rc1 Kb4 108.Ka1 Ka3 109.Rc3 Bb3 110.Rb3?? (better 110.Kb1=) 110...Kb3 (110...Kb3 111.Kb1 Rf1) 0–1. Sente,Damir (2045) – Gochev,Mladen (2275), Branko Vukmanovic Mem Open, 2011. (=1.Nf3 g6 2.d4 Nf6 3.c4 Bg7 4.b4 0-0 5.g3 d6 6.Bb2 Nbd7 7.Bg2 e5 8.de5 Ng4)

7.de5 Nfd7 8.Nbd2 de5 (8...Nc6 9.Bg2+=) 9.Qb3 (9.Bg2 Na6=) 9...b6 (9...Nc6!?=) 10.Bg2+= Bb7 11.0-0 Nc6 12.Rad1 Re8 13.Ne4 Qc8 (13...a5 14.c5 Nd4 15.Nd4 (15.Bd4 ed4 16.Neg5 Rf8+=) 15...ed4 16.Qc2 bc5 17.bc5 Be4 18.Be4 Re4 19.Qe4 Nc5 20.Qc6+/–) 14.Bh3 Re7 15.e3 (15.Neg5 Qe8 16.c5 bc5 17.Nf7 Qf7 18.Rd7 A) 18...Rd7? 19.Be6 Nd4 20.Bd4 Bf3 21.Bf7 (21.Qf3?! Qe6 22.Qa8 Kf7 23.Bc5 a6+–) 21...Rf7 22.Be5 (worse is 22.ef3 ed4 23.Qd5 Rb8+–) 22...Be5 23.ef3+–; B) 18...Qb3 19.ab3 Rd7 20.Bd7 e4 21.Bc6 Bc6+=) 15...Nd8= 16.Nfd2 Ne6 17.c5 (17.a4 f5 18.Nc3 a5=) 17...bc5 18.bc5 Rb8 19.Be6 (19.Qa3 Re8 20.Bg2 Ndc5 21.Nc5 Nc5 22.Qc5 Bg2 23.Kg2 Rb2 24.Qa7 Qa8 25.Qa8 Ra8+=) 19...Re6–/+ (19...fe6?! 20.Qa3 Re8 21.Bc3=) 20.Qc2 Bc6 21.Nb3 (21.Rb1 Qa6 22.Bc3 Ree8–/+) 21...Re8 22.Nc3? (better is 22.Bc3–/+) 22...Bf3–+ 23.Nd2 Bd1 24.Nd1 (24.Rd1 Nc5 25.Ba3 Ne6–+) 24...Qa6 25.a3 (25.e4 Qa2 26.Kg2 Red8–+) 25...Qb5 26.Ne4 f5 27.c6 fe4 (27...Nb6!? 28.Nec3 Qc6 29.e4–+) 28.cd7 Qd7 29.Qe4 c6 30.Qa4 Rb7 (30...Red8!? 31.Bc3 c5 32.Nb2–+) 31.Bc3 Qd5 32.Bb4 (32.e4 Qc5–+) 32...Bf8 (32...e4 33.Qc2–+) 33.Qa6? (better is 33.Bf8!? Rf8 34.Nc3–/+) 33...Qb5–+ 34.Qb5 Rb5 35.Nc3 Rb7 36.Ne4 (36.Bf8 Kf8 37.Ne4 Rb3–+) 36...Reb8 (36...Bb4!? 37.ab4 Rd8 38.Ng5 Rb4 39.Rc1–+) 37.Nf6 (37.Bf8 Kf8 38.Nc5 Re7–+) 37...Kg7 38.Bf8 Rf8 39.Ng4 Rb5 40.e4 Rfb8 41.Kg2 (41.a4 Ra5 42.Rd1 Rb7–+) 41...h5 42.Ne3 (42.a4 Ra5 43.Ne3 Ra4–+) 42...Rb1 0–1. Petersen,Steen – Bekker_Jensen,Simon, DK–ch jr Lyngby, 1996. (=1.c4 Nf6 2.Nf3 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.d4 e5)

7.de5 de5 8.Qd8+= (8.Ne5? Qd1 9.Kd1 Ng4-+; worse 8.Be5 Qd1 9.Kd1 Re8=+) 8...Rd8 9.Ne5 (worse 9.Be5 Nc6 10.Bc3 Ne4 11.Bg7 Nb4-/+) 9...Na6 10.a3 c5 11.b5 Nc7 12.Nd3 a6 13.ba6 (13.b6 Ne6 14.Nd2 h6+/-) 13...Ra6+= 14.Bg2 Ne6 15.0-0 Rb6 16.Bc3 Rd7 (16...Ra6 17.Ra2+/-) 17.Nd2 Nd4 18.Bd4 Rd4 19.Rfd1 Re6 (19...Bg4 20.Bf3+/- (20.Nc5 Be2 21.Bf1 Bd1 22.Rd1 Nd7-+)) 20.Bf3 (20.Nc5!? Re2 21.Ndb3 Rd1 22.Rd1+/-) 20...b6+= 21.Rac1 g5 22.Nb3 Rd7 23.a4 (23.Kf1!?+=) 23...g4= 24.Bd5 (24.Bh1 Re2 25.a5 ba5 26.Ndc5 Rd1 27.Rd1 Bf8=) 24...Nd5=+ 25.cd5 Rd5 26.Nf4 (26.Ndc5 Rd1 27.Rd1 Re8=+) 26...Rd1 27.Rd1 Re8 28.Rd6 c4 29.Nd4 (29.Nc1 Bb2 30.Na2 Be5 31.Rb6 Bf4 32.gf4 Re2=+) 29...Be5 30.Rd5 (30.Nb5 Bd6 31.Nd6 c3 32.Ne8 Ba6 33.Nf6 Kh8 34.Ng4 c2-+) 30...h6 (30...c3 31.Nd3 Bd4 32.Rd4-/+) 31.Kf1 Kg7 32.Ke1 Bb7 33.Rd7 Bc8 34.Rd5 c3 35.Kd1 Bb7 36.Rd7 Be4 37.e3 (37.Nd3!?-/+) 37...Ra8 38.Nde6? (better 38.Nfe2 Bd4 39.Rd4-/+) 38...Kg8-+ 39.Nd8 (39.Nd4 Ra4 40.Rd8 Kg7 41.Re8 Ra1 42.Ke2-+) 39...Ra4 40.Nf7 (40.Nd3 Ra1 41.Kc2-+) 40...c2 41.Kd2 Bc3 42.Ke2 c1Q 43.Nh6 (43.Rd8 Kg7 44.Ne6 Kf6 45.Rd2 Qd2 46.Kf1 Ra1) 43...Kf8 44.Ne6 Ke8 45.Rd8 Ke7 (45...Ke7 46.Ng8 Ke6 47.Re8 Kf7 48.Re7 Kg8 49.Re8 Kf7 50.Rf8 Kf8 51.h4 Ra2) 0-1. geochess (2225) - ydmyg (1995), Rated Blitz game, lichess.org, 2013. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 d6 5.c4 0-0 6.d4)

8.Nc3 Ne5 9.Ne5 Be5 10.Bg2 c6 11.0-0 Be6 12.Qd3 Nd7 13.Rfc1 a5 14.b5 Nc5 15.Qd2 Qc7 16.Ne4 Ne4 17.Be4 Rfd8 18.Rab1 cb5 19.cb5 Qb6 (19...Qe7 20.Bd5+=) 20.a4+= Rac8 21.h4 (21.Rc8 Rc8 22.Be5 de5=) 21...h5 (21...Bb2 22.Rc8 Rc8 23.Rb2=) 22.Bf3 (22.Be5 de5 23.Qg5 Ba2 24.Rc8 Rc8+/–) 22...Rc5 (22...Rc1 23.Rc1 Re8 24.Be5 de5 25.Be4+=) 23.Kg2 (23.Be5 Rc1 24.Rc1 de5+=) 23...Rdc8 (23...Rc1 24.Rc1 Bb3 25.Ra1+=) 24.Rc5+= Rc5 25.Qe3 (25.Bd4 Bd4 26.Qd4 Qc7+=) 25...Qc7 26.Be5 Re5 (26...de5 27.b6 Qe7 28.Rc1 Rc1 29.Qc1+=) 27.Rc1 Rc5 28.Rd1 d5 29.Rd4 b6 30.Qg5 Increasing the pressure on the isolated pawn on d5 30...Rc4 31.Qf6 Qc5 32.e3 Rd4 33.ed4 Qc7 (33...Qc3 34.Qd8 Kg7 35.Qb6 (35.Bd5 Qd4 36.Kh2 Bd5 37.Qd5 Qd5–+) 35...Bh3 36.Kh3 Qf3 37.Kh2 Qf2 38.Kh1 Qg3 39.Qc5 Qh4 40.Kg2 Qe4 41.Kf2–+) 34.Be2 Qd7 (34...Qc2 35.Qd8 Kg7 36.Bf3+=) 35.Bd3 (35.Qe5 Bh3 36.Kh2 Qe6+=) 35...Qd6= 36.Kh2 (36.Qg5 Bg4 37.f3 Bc8+=) 36...Kh7 37.f4 (37.Qf3 Kg7 38.Qe3 Bg4=) 37...Qd7 (37...Qb4 38.Bg6 fg6 39.Qe6 Qd2 40.Kh3 Qd4 41.Qe7 Kg8 42.Qg5+=) 38.Qe5 Qc8 (better is 38...Bg4!?+=) 39.Qh5+/– Kg8 40.Qe5 (40.Bg6 fg6 41.Qg6 Kf8+/–) 40...Qc3 (40...Qc1+/–) 41.Qe3 (better is 41.Bf1!?+/–) 41...Qb2 42.Kg1 Qa1 43.Kf2 Qa2 44.Kf3 (44.Ke1 Qa4 45.f5 Bd7= (worse is 45...gf5 46.Qg5 Kh8 47.Qf6 Kg8 48.Qd8 Kg7 49.Qb6+–)) 44...Qa4 45.f5 (45.Bg6 Bd7 46.Bd3 Bb5 47.Bb5 Qb5=) 45...Qd1 (45...Bf5 46.Bf5 Qd1 47.Kf2 gf5 48.Qg5 Kf8 49.Qd8 Kg7 50.Qd5 Qd2 51.Kf3 Qd1 52.Kg2 Qe2 53.Kg1=) 46.Kg2 gf5 47.Qg5 Kf8 48.Qd8 Kg7 49.Qg5 Kf8 50.Qd8 ½–½. Hort,Vlastimil – Graf,J, BL, 1989. (=1.Nf3 Nf6 2.b4 g6 3.c4 Bg7 4.Bb2 0-0 5.g3 d6 6.d4 e5)

8.Bg2 Nc6 9.b5 Nce5 10.Ne5 Ne5 11.Qb3 Be6 12.Nd2 a6 13.Bb7 ab5 14.Ba8 Qa8 15.f3 bc4 16.Qc2 Qa7 17.Ne4 d5 18.Ng5 Bf5 19.e4 de4 20.Ne4 Nd3 21.Kf1 0-1. sezwho (2005) - igo1 (2120), Rated Bullet game, lichess.org, 2014. (=1.Nf3 Nf6 2.b4 g6 3.Bb2 Bg7 4.c4 d6 5.g3 0-0 6.d4)

8.Bg2 Nc6 9.b5 This push gains space (9.Qb3!? is noteworthy 9...de5 10.Qc3=) 9...Nce5+= (9...de5 Worse is 10.Qd8 (worse is 10.bc6 Qd1 11.Kd1 Nf2 12.Kc1 Nh1 13.Bh1 b6=) 10...Nd8 11.h3+=) 10.Ne5 Ne5 11.Qc2 Bf5 12.e4? (12.Qb3 Qf6 13.Nc3= (13.Bb7?? That pawn is poisoned 13...Nd3 14.ed3 Qb2 15.Ba8 Ra8 16.Qb2 Bb2–+)) 12...Nd3!–/+ Deflection: b2 13.Qd3 Bb2 14.ef5 Qe7 15.Kd2 Ba1 16.Bb7 Rab8 Black threatens to win material: Rb8xb7 17.Bd5 (17.Bc6 Qf6–/+) 17...Qg5 (17...Qf6!? 18.Na3–/+) 18.f4 Qf5 19.Qf5 gf5 20.Bc6 A classical outpost 20...Kg7 21.Re1 Bf6 22.Nc3 Bc3 23.Kc3 Kf6 24.Re3 Rb6 25.Kd4 a6 26.Kd5 (26.Ra3 ab5 27.cb5 Rfb8=) 26...h5 (26...Rfb8 27.Rb3 Ke7 28.Re3 Kf8 29.Rb3=) 27.a4 (27.Ra3!? ab5 28.cb5+=) 27...a5+= 28.h4 White has a new backward pawn: g3 28...Rg8 29.Kd4 Rbb8 30.Bf3? (better is 30.c5 dc5 31.Kc5–/+) 30...Rg3–+ 31.Bh5 (31.Kd5 cannot change what is in store for White 31...Rb6 32.Kd4 Rh3–+) 31...Re3 32.Ke3 Rh8 (32...Re8 seems even better 33.Kd2–+) 33.Bf3 Rh4 34.Bc6 (34.Bg2 Ke7–+) 34...Ke7 (better is 34...Rg4!? makes it even easier for Black 35.Kf3–+) 35.Bg2 Kd8 36.Bd5 (36.Kf3 d5! surprise! 37.cd5 Kd7–+) 36...f6 37.Bc6 (37.Be6 does not win a prize 37...Rh3 38.Kd2 Rh2 39.Kd3 Rf2–+) 37...Kc8 38.Bd5 Kb8 39.Be6 Rh3 40.Kd4 (40.Kd2 does not improve anything 40...Ra3 41.Bf5 Ra4–+) 40...Rf3 0–1. Hartmann,Dominique (1940) – Leroy,Christophe (2230), FRA–chT2O, 2003. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0-0 5.c4 d6 6.d4 e5)

7.a3 Be6 8.d3 Qc8 9.Ng5 Bd7 10.0-0 h6 11.Nf3 Bh3 12.Nc3 Bg2 13.Kg2 e5 14.Nd2 Nc6 15.b5 Nd4 16.Nd5 (16.e3!? Ne6 17.e4=) 16...Nd5+= 17.cd5 Nb5 18.e4 f5 19.a4 Nd4 20.Bd4 ed4 21.Rc1 Qd7 22.Qb3 Rab8 23.Qc4 f4 (23...Rf7 24.Nb3+=) 24.Nf3 (24.Qc7 Qa4 25.Qd6 Qe8=) 24...Rf7= 25.Nd4 Bd4 26.Qd4 f3 27.Kh1 Re8 28.Rg1 Qg4 (28...Re5 29.Qa7 b6 30.Rc6=) 29.Qe3 (better is 29.Qa7+/–) 29...Re5+= 30.Qe1?? (better is 30.Rc4+=) 30...Rh5–+ 31.Qf1 Rh3 0–1. Enguidanos Gimeno – Cabo Calatayud, Asturias Preferente–chT, 1997. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 a5)

7.b5 b6 8.0-0+= Bb7 9.d4 Nbd7 10.Nc3 Rb8 11.Qc2 Re8 12.e4 e5 13.de5 Ne5 14.Ne5 de5 15.Rad1 Qe7 16.Nd5 Bd5 (16...Qd6 17.Rd3 Nd5 18.cd5+/-) 17.cd5+/- Red8 18.Rc1 Ne8 19.Qc3 f6 20.Ba3 Qf7 21.Qc6 Bf8 (21...Nd6 22.Bd6 cd6 23.Qc7+/-) 22.Bh3 Ba3 (22...Kh8!? 23.Be6 Qg7 24.Bf8 Qf8+/-) 23.Be6+- Bc1 24.Rc1 Rd6 25.Bf7 Kf7 26.Qc4 Rbd8 27.f4 Kg7? (27...ef4 28.gf4 R6d7+-) 28.fe5 fe5 29.Qc3 Kf6 (29...Kf7+-) 30.Rf1 Kg7 (30...Ke7 31.Qe5 Kd7 32.Rf7 Kc8 33.Rf8+-) 31.Qe5 Kg8 32.Qe7 R6d7 (32...Nf6 33.Rf6 R6d7 34.Qe6 Kg7+-) 33.Rf8 1-0. Spiritchaser84 (2295) - LookYourKing (1910), Rated Bullet game, lichess.org, 2014. (=1.Nf3 (A15: English Opening: 1...Nf6) 1...Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2)

9.Ba1 b6 10.Nc3 Bb7 11.0-0 Na6 (11...Nc6 12.b5 Ne5 13.Ne5 Bg2 14.Kg2 de5 15.Qc2=) 12.Qb3 (12.b5 Nb8+=) 12...Qc8 (12...e5 13.Bb2=) 13.Bb2 Nb8 14.Ra1 Nc6 15.e3 (15.Nd5 Re8+=) 15...e5 (15...Ne5 16.Ne5 de5 17.Nd5 Nd5 18.cd5+=) 16.d3 h6 17.Nd2 Nd8 18.Bb7 Qb7 19.Nb5 Ne6 20.Qa4 Ng5 21.e4 Qc8 22.Qd1 Nh3 23.Kg2 Ng4 24.Qf3 (24.Ra7 Nhf2 25.Qe2 Nd1 26.Rc7 Qb8+=) 24...Ngf2 (24...f5 25.Kh3 Nf2 26.Kg2 fe4 27.Qf2 Rf2 28.Kf2 ed3 29.Ke3–/+) 25.Rf1 (25.Ra7 f5 26.Rc7 fe4 27.Qf7 (worse is 27.de4 Qe6 28.Qe2 Ng5+=) 27...Rf7 28.Rc8 Rf8 29.Rf8 Bf8 30.Ne4 Nd3 31.Bc3= (worse is 31.Ned6 Nb2 32.Kh3 Nd3+=)) 25...f5+= 26.Qe2 f4 (better is 26...Qb8!?+=) 27.Rf2+= Nf2 28.Qf2 (28.Kf2 c6 29.Nd6 fg3 30.Ke1 Qe6–+) 28...fg3 29.Qg3 Kh7 30.Nf3 Rf7 31.h3 Qa6 32.Nc3 Qc8 33.Qg4 Qg4 34.hg4 Bf8 35.b5 Be7 36.Nd5 Bd8 37.Kg3 Rf8 38.d4 ed4 39.Nd4 Rf1 40.Ne6 Bg5 41.Nec7 Rb1 42.Bc3 Rb3 43.Kg2 Bc1 44.Ne8 Ba3 45.Bg7 g5 46.Bf8 Rb2 47.Kf3 Rb3 48.Ke2 Rb2 49.Kd3 Rg2 50.Bd6 Bd6 51.Nd6 Rg4 52.Nf6 (52.Nf6 Kg7 53.Ng4+–) 1–0. Bergersen,Per A (1990) – Murphy,George A A (1810), European Senior Teams, 2012. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0-0 5.c4 d6 6.Bg2 a5 7.a3 ab4 8.ab4 Ra1)

9.Ba1 c6 10.0-0 Qb6 11.Qb3 Na6 12.Bc3 e5 13.d3 h6 14.Qb2 Re8 15.Nbd2 c5 16.b5 Nc7 (better is 16...Nb8!?+=) 17.Ra1+/– d5 18.Be5 (18.Ne5?! d4 19.Ba5 Qd6 20.Bc7 Qc7+=) 18...Re5 (18...Bf5!?+/–) 19.Ne5+– (worse is 19.Qe5 Ng4 20.Qf4 Ba1–/+) 19...Ng4 20.f4 Qe6 21.cd5 Nd5 22.Bd5 Qd5 23.Ra8 Ne5 24.Rc8 Kh7 25.e4 (better is 25.fe5 Be5 26.Rd8 Qd8 27.Qe5+–) 25...Qe6+/– 26.Qb3 Qc8 27.fe5 Qd7 28.Nf3 (28.Nc4 Kg8 29.Kg2 Qg4+/–) 28...Kg8 29.Qc4 g5 30.Kg2 b6 31.Qb3 (31.h3!?+=) 31...Qe8 32.Qc4 g4 33.Nh4 Qe5 34.Qb3 Qg5 35.Qc2 h5 36.Nf5 Bf6 37.Qd1 Be5 38.Qc2 Qd8 39.Qc4 Qf6 40.Qd5 Kh7 41.Qb3 Qd8?? 42.Qf7+– Kh8 43.Qh5 Kg8 44.Nh6 Kg7 45.Ng4 Bc3 46.Qh6 Kf7 47.Qh7 Kf8 48.Nh6 Qf6 49.Qf5 1–0. Will,Patrick (1870) – Pusch,Hermann (2140), Karl Mala Memorial op, 2009. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 a5 7.a3 ab4 8.ab4 Ra1)

9.Ba1 c6 10.Nc3 Qb6 11.b5 Be6 12.d3 Nbd7 13.0-0 Ra8 14.Qb1 cb5 15.Qb5 Qb5 16.Nb5 Nc5 17.Nfd4 Bd7 18.Bc3 Ng4 19.Ra1 Ra1 20.Ba1 Ne5 21.Bc3 Nc6 22.Nc2 h5 23.f4 Bc3 24.Nc3 Kg7 25.Kf2 Na5 26.Nd5 e5 27.Nb6 Be6 28.Na3 Kf6 29.Nb5 Ke7 30.Bd5 Bd7 31.Nd7 Nd7 32.e3 Nf6 33.Bf3 e4 34.de4 Nc4 35.Ke2 Ng4 36.Bg4 hg4 37.Kd3 Na5 38.Kd4 ½–½. Chiriffe,Rosa – Meljnik,Anatolij (2000), OP–2011–0-01837, 2011. (=1.Nf3 d6 2.c4 Nf6 3.g3 g6 4.b4 Bg7 5.Bb2 0-0 6.Bg2)

9.Ba1 Nc6 10.Bc3 Be6 (10...e5 11.b5 Ne7 12.0-0=) 11.d3. bschardein (2360) – hobgoblin (2130), net–chess.com, 2005.

9.Ba1 Re8 10.0-0 c6 11.Nc3 e5 12.d3 d5 13.e3 Bf5 14.cd5 cd5 15.h3 Qd6 16.b5 Be6 17.Qd2 Nbd7 18.Ng5 1–0. Nettleton,Charlie B (2045) – Foster,Timothy (1890), London Classic Open, 2017. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0-0 5.Bg2 d6 6.c4 a5 7.a3 ab4 8.ab4 Ra1)

8.0-0 ab4 9.ab4 Ra1 10.Ba1 Na6 11.b5 Nc5 12.d3 Re8 13.Nfd2 h5 14.Nc3 Bd7 15.Nde4 Nfe4 16.Ne4 Ne4 17.Be4 c6 18.bc6 bc6 19.Bc3 Qc7 20.Qa1 Be6 21.Rb1 d5 22.cd5 cd5 23.Bg2 Rc8 24.Bb2 Qb8 25.Rc1 Rc1 26.Qc1 Qb3 27.h4 Bg4 28.Qd2 Kh7 29.d4 e4 30.e3 Bf8 31.Bc3 Ba3 32.Kh2 Kg8 33.Bh3 Bf3 34.Bg2 Bg4 35.Bh3 Bf3 36.Bg2 Bd1 37.Bf1 Kf8 38.Ba5 Ke7 39.Qc3 Qc3 40.Bc3 Ba4 41.Be2 Kd6 42.Bd2 Kc6 43.Kg2 Be7 44.Ba5 Bd6 45.Kg1 Bc2 46.Kg2 Bd3 47.Bd1 Kb5 48.Bd2 Bb4 49.Bb4= Kb4 50.g4 hg4 51.Bg4 Bb5 52.h5 gh5 53.Bh5 Be8 54.Kg3 Kc3 55.Kf4 Kd2 56.Bg4 Ke1?? 57.f3+= ef3 58.Bf3 Bc6 59.e4 de4?? 60.Be4+– Be8 61.Ke5 Kd2 62.d5 Kc3 63.d6 Kc4 64.Bd5 Kc5 65.Bf7! Bd7 66.Be6 Be8 67.Bc8 Ba4 68.Ke6 1–0. Montgomery,Robert S (1785) – Tate,Alan (2125), East of Scotland, 2008. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0-0 5.Bg2 d6 6.c4 a5)

8.d3 ab4 9.ab4 Ra1 10.Ba1 Na6 11.Bc3 c6 12.Nbd2 Nh5 13.0-0 Qe7 14.Qb3 Be6 15.Qb2 f5 16.Rb1 h6 17.Nh4 Kh7 18.b5 Nc5 19.bc6 bc6 20.Bc6 g5 21.Ng2 f4 22.Ne4 fg3 23.hg3 Qf7 (23...Ne4 24.Be4 (24.de4?! Qa7 25.Qb6 Qb6 26.Rb6 Bc4+=) 24...Kg8 25.Qb7 Qb7 26.Rb7+/–) 24.Rf1 (24.Qb6 Ne4 25.Be4 Bf5+–) 24...Kh8? (better is 24...Ne4 25.Be4 Kg8+/–) 25.Nc5+– (25.Nd6?! Qc7 26.Be8 Ng3+/–) 25...dc5 26.Be5 Be5 27.Qe5 Kg8 (27...Qf6 28.Qf6 Nf6 29.Rb1+–) 28.Ne3 Nf6 29.Qc5 Rc8 30.Qb6 Nd7 31.Bd7 Bd7 (31...Qd7 32.Ra1 Rc7+–) 32.Qh6 g4 33.Qg5 Qg7 34.Qg7 Kg7 35.Ra1 1–0. Besler,Ralf (1735) – Rath,Josef (1665), Muensterland Verbandsklasse–A, 2006. (=1.c4 Nf6 2.Nf3 g6 3.b4 Bg7 4.Bb2 d6 5.g3 0-0 6.Bg2 a5)

8.0-0 c6 9.Na3 e5 10.d3 Nbd7 11.bc6 bc6 12.Rb1 Qc7 13.Nd2 Bb7 14.Bc3 Nc5 15.Rb4 Nfd7 16.Qc2 f5 17.e3 Na6 18.Ra4 Ndc5 19.Ra5 Nd3 20.Qd3 Nc5 21.Qb1 (21.Rc5!? Ra3 22.Nf3=) 21...Ra5+= 22.Ba5 Qa5 23.Nb3 Qa3 24.Nc5 Bc8 (worse is 24...dc5 25.Qb7 Qa2 26.Qc6=) 25.Nb7 e4 26.Qb6 Bb7 (worse is 26...Qa2 27.Nd6 Qa6 28.Nc8 Qc8 29.f3 ef3 30.Bf3+=) 27.Qb7 Qa8 28.Qa8 Ra8 29.Rd1 Be5 30.Rd2 Ra3 31.Bf1 Kf7 32.h4 Ke6 33.Rc2 Kd7 34.Kg2 Kc7 35.Be2 Kb6 36.c5 dc5 37.Bc4 Ra7 38.Rc1 Rd7 39.Kf1 h6 40.Ke2 Re7 ½–½. Jansa,Vlastimil – Gesos,Pavlos, Asztalos Mem, 1969. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2)

8.Na3 e5 9.0-0 Re8 10.d3 Nbd7 11.Nd2 (11.Nc2 c6=) 11...Nc5 12.Rc1 (12.Rb1 Bf5=) 12...Bg4=+ 13.h3 Be6 14.Qc2 Qd7 (14...h6 15.Kh2=) 15.Kh2= h5 (15...g5 16.Rh1=) 16.Nf3 (16.Rb1 h4=) 16...Rac8 (16...Qe7 17.Rb1=) 17.Rcd1 (17.Ng5 h4=) 17...Qe7 18.e4 (18.Nb1 c6 19.bc6 bc6=) 18...Bd7 (18...Rcd8 19.Bc1+=) 19.Rfe1 (19.Bc1 c6 20.bc6 Bc6=) 19...Nh7 (19...c6 20.bc6 Bc6 21.Bc1=) 20.Nb1 Ng5 (20...Ra8 21.Nc3+=) 21.Ng5+= Qg5 22.Bc1 Qd8 (22...Qf6 23.Nc3+=) 23.Nc3 c6 24.bc6 Bc6 25.Be3 h4 (25...Qd7 26.Rb1+=) 26.Qd2 (26.Rb1 Rf8+=) 26...Ne6 (26...Qf6 27.Rb1+=) 27.Rb1 Nd4 (27...Nc5 28.Kg1+=) 28.Ne2 (28.Nd5 Bd5 29.ed5 hg3 30.fg3 Qd7+–) 28...hg3 (28...Ne6 29.Kg1+=) 29.fg3 Qe7 (29...Ne2 30.Re2 Qd7 31.Qb4+=) 30.Rf1 (30.Nd4 ed4 31.Bf4 Bf6+–) 30...Ne6 31.Nc3 Nd4 32.Ne2 (32.Rb4 Qd7+–) 32...Ne6+= 33.h4 (33.a3 Nc5+–) 33...Qd7 (33...Kh7 34.Qd1+=) 34.Bh3 Rb8 35.Rb4 (35.Nc3 b5+=) 35...Qc7 (35...b5 36.cb5 Bb5 37.Rfb1+=) 36.Nc3+– Ra8 (36...Qa5 37.a3+–) 37.Nd5 Bd5 38.cd5 Nd4 39.Kh1 (39.Bd4 ed4 40.Qd1 a3+–) 39...b5 (39...a3 40.Rc4 Qe7 41.Rfc1+–) 40.Rc1 (40.Bd4 ed4 41.Rb5 Reb8+–) 40...Qa5 (40...Qb7 41.Bd4 ed4 42.Rcb1+–) 41.Bd4 ed4 42.a3 (42.Qb2 a3 43.Qb1 Be5+–) 42...Ra7 43.Rc6 (43.h5 gh5 44.Qg5 Rc7+–) 43...Be5 44.Kg2 Kg7 45.Qc1 (45.Qb2 Rb8+–) 45...Rb7 (45...Rh8 46.Bc8+–) 46.h5 (46.Bc8 Rb8+–) 46...Rh8 47.hg6 fg6 48.Be6 (48.Bc8 Ra7 49.Be6 Rha8+–) 48...Qd8 (better 48...Rhb8+–) 49.Rc8 (better 49.Rb5! Rb5 50.Rc7 Qc7 51.Qc7 Kf6 52.Qf7 Kg5 53.Qf2+=) 49...Rh2= 50.Kg1 Qf6 51.Rg8 Kh7 52.Qe1?? (52.Kh2 Qh4 53.Kg1 Qg3 54.Kf1 Qf3 55.Kg1 Qg3 56.Kf1 Qf3 57.Kg1 Qg3=) 52...Rh6?? (52...Ra2 53.Qf1 Qf1 54.Kf1 Ra3 55.Ra8–+) 53.Rb2?? (better 53.Kg2=) 53...Qf3–+ 54.Rg2 (54.Rh2 Rh2 55.Kh2 b4–+ (55...Qd3?! 56.Kg2 Qc2 57.Kf3 Qc3 58.Qc3 dc3 59.Rc8–+)) 54...Rc7 (54...Qd3 55.Qc1–+) 55.Rc8 Rc8 56.Bc8 Qd3 57.Qc1 (57.Bg4–+) 57...Qe4 (57...Bg3?! 58.Qc7 Kh8 59.Qd8 Kg7 60.Qe7 Kh8 61.Qd8 Kg7 62.Qe7 Kh8 63.Qd8=) 58.Qc7 (58.Rh2 Rh2 59.Qc7 Kh6 60.Kh2 Qe2 61.Kh3–+) 58...Bg7 59.Qc1 d3 (59...d3 60.Qh6 Bh6–+) 0–1. Remlinger,Larry (2300) – Brattain,Mika A (2215), US Chess League, 2013. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 a5)

8.bc6 bc6 (--> 7.b5 c6 8.bc6 bc6).

8.bc6 Nc6 9.Nc3 Ne4 (9...Be6!?=+) 10.Qc1 Nc3 11.Bc3 e5 12.Qb2 f5 13.d3 Qe7 14.Nd2 Bh6 15.Rb1 Rf7 16.c5 (16.h4 Be6+/-) 16...Be6 17.Nc4 Bc4 18.Bc6 Attacking the backward pawn on b7 18...Bd3 (18...bc6 19.cd6 Qd6 20.dc4=) 19.Qb7+= Qb7 20.Rb7 (worse 20.Bb7 Rb7 (20...Bb1?! 21.Ba8 Rc7 22.0-0 Ba2 23.Ra1=) 21.Rb7 Be4-/+) 20...Be4 21.Be4 fe4 22.Rb5 (22.Rf7!? Kf7 23.cd6+=) 22...Rc7= 23.Bd2 (worse 23.Ba5 Rc5 24.Rc5 dc5-/+; 23.Ra5?? Ra5 24.Ba5 Rc5-+) 23...e3 24.Be3 (worse 24.Ba5 Rc5 25.Rc5 dc5-/+) ½-½. Kovar,V (2255) - Kawulok,M (2215), TCh-CZE Extraliga, 2019. (=1.c4 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 d6 5.Bg2 0-0 6.Nf3)

8.0-0 d5 9.d3 cb5 10.cb5 Nbd7 11.Nbd2 Re8 12.h3 e5 13.e4 (13.a4 Qb6=) 13...d4 (13...a4 14.Rb1=) 14.Nc4 Bf8 15.a4 Kg7 16.Ba3 Ba3 17.Ra3 Qe7 18.Ra1 b6 19.Nfd2 Nc5 (19...Rb8 20.f4+=) 20.Nb3 (better 20.Nb6 Rb8 21.Nbc4+/-) 20...Nb3 21.Qb3 Nd7 (better 21...Be6!?=) 22.Kh1 ½-½. Vidic,Teja (2175) - Hrescak,Ivana (2210), Tajfun Challenge Women, 2020. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 d6 5.g3 0-0 6.Bg2)

8.Nc3 Nbd7 9.bc6 bc6 10.Nd4 Ne5 11.Nc6 (11.Bc6? Nc6 12.Nc6 Qd7–+) 11...Nc6 12.Bc6 Rb8 13.Nb5 d5 14.Be5 Ne4?? (better is 14...Qb6 15.Bb8 Ng4+=) 15.Bc7+– (15...Nc3 16.dc3 (16.Bd8?! Nd1 17.Bc7 Ba1 18.Bb8 Nb2+–; 16.Nc3?! Qc7 17.Nd5 Qd6+=) 16...Bc3 17.Nc3 Qc7 18.Nd5+– (18.Qd5?! Rb6+–; < 18.cd5 Bd7+–); 15.Bb8?! Qb6 16.d4 Qc6+=) 1–0. kamret (2205) – iwjkv (1820), GameColony.com, 2003.

8.bc6 bc6 9.0-0 Ra7 10.Na3 e5 11.Rb1 Na6 12.Nc2 Be6 13.d3 Qc7 14.Qd2 Nc5 15.Ng5 Bf5 16.f4 ef4 17.gf4 Rb7 18.Nd4 Bd7 19.Ba1 Rb1 20.Rb1 h6 21.Ngf3 Rb8 ½–½. McGeary – Franett, 1990.

8.bc6 bc6 9.0-0 e5 10.d4=.

8.bc6 bc6 9.0-0 Bf5 10.Nc3 Qc8 11.Na4 Ra6 12.Bc3 Bh3 13.Rb1 Bg2 14.Kg2 c5 15.Qb3 Qe6 16.d3 Nbd7 (16...Qe2? 17.Bf6 Qe6 18.Bg7 Kg7 19.Nb6+–) 17.Qc2 Nh5 18.Bg7 Ng7 19.Rb7 Ne5 (19...Rb8 20.Rb8 Nb8 21.Qb2+=) 20.Ne5+/– Qe5 21.Nb6 Qh5 (21...Rd8!?+/–) 22.Nd5+– Nf5 23.Re7 Qg5 24.Rb7 Nd4 25.Qb2 Qe5 26.e3 Ne6 27.Nf6 (27.Qb5 Raa8+–) 27...Kg7 28.Qe5 de5 29.Nd7 Rd8 (29...Re8 30.Ne5 Nd8 31.Rd7+–) 30.Ne5 Kf6 (30...Rf8+–) 31.f4 (31.f4 Kg7 32.Nf7+–; 31.Nf7?! Rd3 32.Nh6 Rd2+–) 1–0. Schneider,Lars–Ake – Petursson,P, It open, 1984. (=1.c4 Nf6 2.Nf3 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 a5 7.b5 c6)

8.0-0 Nb6 9.d3 e5 10.Nbd2 a4 11.a3 Qe7 12.Qc2 Bd7 13.Rab1 Rfb8 14.Rfe1 c6 (14...Be6 15.Rbd1+=) 15.bc6 (15.c5 Nc8+/–) 15...bc6 (15...Bc6!? 16.e4 Nbd7+=) 16.c5!+/– e4 (16...dc5 17.Be5 Deflection) 17.cd6 ed3 18.Qd3 (18.de7?! dc2 19.Rbc1 Nfd5 20.Rc2 Ne7 21.Bg7 Kg7+/–) 18...Qd8 19.Ne5 Nbd5 20.Nc6! Bc6 21.Bf6 Qd6? (better is 21...Bf6 22.Bd5 Bd5 23.Qd5 Bb2+–) 22.Bg7 (22.Bg7 Rb1 23.Nb1 (23.Qb1?! Kg7 24.Rc1 Re8+–) 23...Kg7 24.Rd1+–) 1–0. Lyngsjoe,Gert – Bjoerkenor,Bertil, SVE–ch 1–439 corr9092, 1990. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 a5 7.b5 Nbd7)

8.0-0 e5 9.Nc3 Nc5 10.d3 Rb8 11.Na4 Na4 (11...Ne6 12.Qd2=) 12.Qa4+= c6 (12...Ra8 13.Rad1=) 13.Bc3 (13.bc6 bc6 14.Bc3 Qb6+=) 13...cb5 14.Qb5 b6 15.Rab1 Bd7 16.Qb3 b5 17.cb5 Rb5 (17...Bb5 18.a4 Bc6 19.Qc2=) 18.Qa3+= a4 (18...Rc5!?+=) 19.Qd6+– Rd5 20.Qb4 Rb5 (20...Re8 21.Rfc1+–) 21.Qc4 Rb1 (21...Qb6!? 22.Rb5 Bb5+–) 22.Rb1+– Qc8 23.Ne5 Be6 24.Qc8 Rc8 25.Nc6 Kf8 26.Rb7 (26.Rb7 Nd5 27.Bd5 Bc3 28.Be6 fe6 29.Na7+–) 1–0. marekt (1975) – ilki (1740), gameknot.com, 2014. (=1.Nf3 Nf6 2.b4 g6 3.c4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 a5 7.b5 Nbd7)

8.0-0 e5 9.e3 e4+= 10.Nd4 Ne5-/+.

8.0-0 e5 9.e3 e4+= 10.Ne1 Nc5 (10...Qe7!?–/+) 11.d4+= ed3 12.Nd3 Nfe4 (12...Bg4 13.f3 Nd3 14.Qd3+=) 13.Bg7= Kg7 14.Nc5 Nc5 15.Nc3 Be6 16.Rc1 Qe7 17.Na4 Na4 18.Qa4 Ra7 19.Qd1 b6 20.Qd4 f6 21.a4 Bc8 22.Rfd1 Bb7 23.Bd5 Qe5 24.f3 Re8 25.Kf2 Qh5 26.h4 Qf5 27.e4 Qe5 28.Rc2 h5 29.Qe5 fe5 30.Ke3+= Re7 31.Rf1 Bd5 32.cd5+/– Ra8 33.Rfc1 Ra7 34.f4 Kf6? 35.fe5+– Ke5?? 36.Rf1 Ra8 37.Rcf2 Rg8 38.Rf5!! (38.Rf5 gf5 39.Rf5) 1–0. Thieme,Hans (2130) – Perez Cameselle,Francisco Jose (1905), Porto POR, Euro Ch, 2014. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 a5)

8.0-0 e5 9.e3 e4 10.Ng5 Re8 11.Qc2 Now all is on e4 (11.f3 h6 12.Ne4 Ne4 13.Bg7 Ng3 14.hg3 Kg7=) 11...Nc5 12.Nc3 e4 draws heavy fire (12.f3!? ef3 13.Rf3= (worse 13.Nf3 Bf5 14.Qc1 Nd3-/+; worse 13.Bf3 Bf5 14.Qd1 h6-/+)) 12...Bf5-/+ 13.Nh3 Qd7 (13...a4 14.a3-/+) 14.Nf4=+ g5 (14...c6 15.Rab1=+) 15.Nfd5= Ng4 (better 15...Nd3!? 16.Nf6 Bf6=) 16.b6+/- Ne6 (16...Rac8!? 17.Nc7 Red8+/-) 17.bc7+- Nc7 18.Nb6 Qc6 (18...Qe6 19.Na8 Na8 20.Qb3+-) 19.Na8 Ra8 20.Rab1 Ne5 (20...Nf6 21.Qc1+-) 21.Ne4 (better 21.Be4 Nf3 22.Kg2 Nd2 A) 23.Bc6 Bc2 24.Rbc1 bc6 25.Rc2 Nf1= (worse 25...Nc4 26.Na4 Nb2 27.Nb2+=); B) 23.Qd2 Bc3 24.Qc3 (24.Bc3?! Be4 25.f3 Bb1+/-) 24...Qe4 25.Kg1+-) 21...Qc4?? (better 21...d5!? 22.f4 gf4 23.ef4 Nc4 24.Bg7 Be4 25.Be4 de4+-) 22.Qc4 (22.Nf6! Bf6 23.Qf5 Qe6 24.Qe6 Ne6+-) 22...Nc4 23.Bg7 Kg7 24.Rb7 Be4 25.Be4 (worse 25.Rc7 Nd2 26.Be4 Ne4+-) 25...Nd2 26.Rc7 (better 26.Bg2 Nf1 27.Rc7 Re8 28.Kf1 Kf6+-) 26...Ne4 27.f3 (27.Rb1 Kg6+-) 27...Nf6 28.Rd1 d5 29.Kf2 (29.Rb1 g4+-) 29...Rb8 30.Rd2 Rb4 31.Rc5 a4 32.Ra5 h6 (32...Rc4 33.Ke2+-) 33.h3 (33.Rc2 d4+-) 33...Rc4 34.Ke2 Rb4 (34...h5 35.Kd3 Rb4 36.e4 de4 37.fe4 Ne4 38.a3+-) 35.a3 Rc4 36.Rd4 (36.g4 Rc1+-) 36...Rc2 37.Kd3 Rg2 38.g4 (38.Rda4?! Rg3 39.f4 Rh3 40.fg5 hg5+=; 38.Raa4?! Rg3 39.h4 Rf3 40.hg5 hg5+=) 38...Rg3 39.f4 (39.Rda4?! Rf3 40.Rd4 Rh3+=; 39.Raa4?! Rf3 40.Rab4 Rh3+/-) 39...gf4 40.Rf4 Rh3 41.Raa4 (41.Rfa4?! Rg3+/-) 41...Rg3 42.Rab4 Ng4?? (42...Rg1+-) 43.Rg4 (43.Rg4 Rg4 44.Rg4 Kh7 45.a4+-) 1-0. Spiritchaser84 (2050) - Doberman2014 (1730), Rated Bullet game, lichess.org, 2014. (=1.Nf3 (A15: English Opening: 1...Nf6) 1...Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2)

8.0-0 Nbd7 9.Nc3 Rb8 10.Rc1 b6 11.d4 ed4 12.Nd4 Bb7 13.Bb7 Rb7 14.Nd5 Qe8 15.Qd2 (15.Bc3!?+=) 15...Nd5+= 16.cd5 Bd4 (better is 16...Qe5!?+=) 17.Qd4+= f6 18.Rfe1 Nc5 19.Qc4 Rf7 20.e4 Kg7 21.f4 Nd7 22.Re3 Re7 23.Rce1 Kf8 24.a4 g5? (better is 24...Kg8+/–) 25.fg5+– fg5 26.Rf3 Kg8 27.Rf5 h6 28.e5 Ne5 29.Be5 Rb8 30.Kf2 Qd7+= 31.Rf6 Re5 32.Re5 de5 33.d6 Kg7 34.Qc7 Rd8 35.Re6+– Rf8?? 36.Ke3 Rf7 37.Qd7 Rd7 38.Ke4 Rf7 39.Ke5 Rf2 40.d7 Re2 41.Kd6 Rd2 42.Kc7 Kf7 43.Rd6 Rc2 44.Kb6 (44.Kb6 Rc4 45.d8Q Rc6 46.bc6 g4 47.Qc7 Kf8 48.Rd8) 1–0. Kovalev,De (2465) – Bagiryan,Vigen (1970), Yuzhny UKR, Open, 2011. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2)

8.0-0 Nbd7 9.Nc3 Nc5 10.d3 a4 11.Rb1 (11.Nd2 Bf5=) 11...a3 (11...Re8 12.a3=) 12.Bc1 e4 (12...Re8 13.Ne1+=) 13.Ne1 ed3 14.Nd3 Bf5 (14...Nfd7 15.Nd5+=) 15.Nc5+= dc5 16.Rb3 (16.Qd8 Rfd8 17.Rb3 Ne8+–) 16...Qc8 (16...Qd1 17.Nd1 (worse 17.Rd1 Bc2=+) 17...Be4 18.Nc3 Bg2 19.Kg2+=) 17.Ba3 (17.Ra3 Ra3 18.Ba3 b6+–) 17...Rd8 18.Qc1 Rd4 (18...Be6 19.Bc5 Bc4 20.Ra3+–) 19.Nd5 (19.Bc5?! Rc4 20.Bb4 Ne4=) 19...Nd5 20.Bd5 (20.cd5 c4 21.Re3 Bh3+–) 20...c6+= 21.bc6 bc6 22.e3 (22.Bf3 Qe6=) 22...cd5 23.ed4 Bd4 (23...dc4 24.Qc4 Bd4 25.Qb5=) 24.cd5= Be4 25.g4 Bd5 26.Rg3 Bb7 (worse 26...Ba2 27.Bb2 Bb2 28.Qb2+=) 27.h3 Qc6 28.Kh2 Be5 (better 28...Ba6!?–/+) 29.f4= (29.Bc5?? Qg2; 29.Qc5?? Qg2) 29...Bd4 30.Qd2 Re8 31.Bc1 (31.Rb3 Qe4 32.Bc1 Bd5=+) 31...Qa6 (31...Re7 32.Re1=+) 32.Rd3 Qc4 33.Kg3 (33.a3!?=) 33...Ra8=+ 34.a3 Be4 35.Rd4 cd4 36.Re1 Qb3 Attacks the isolani on a3 (36...f5 37.Bb2=+) 37.Kh4 Qd5 38.Bb2 The isolani on d4 becomes a target 38...Rd8 39.Rd1 (39.Qb4 Bg2 40.Qa4 Kf8 41.Qb4 Kg7=+) 39...Qb3 40.Re1 (40.Bd4? Qa4–/+ (40...Qa3?! 41.Re1 Qe7 42.g5=)) 40...Qf3 (better 40...Bc2!? 41.Qa5 Qb8=) 41.Bd4+– f5 42.Qe3 fg4 (42...Qg2 43.Qb3 Rd5 44.Rc1+–) 43.hg4 (43.Qe4 Qh3 44.Kg5 Qh5 45.Kf6 Qh4 46.Ke6 Qe1 47.Qe1 Re8 48.Kd5 Re1–+) 43...h5 44.Qf3 Bf3 45.Bf6 (45.gh5 gh5 46.Re3 Bg4+–) 45...Rd1 (45...Rf8 46.Kg5+–) 46.Rd1 Bd1 47.f5 (47.gh5 Bh5 48.a4 Kf7+–) 47...gf5 48.gf5 Bc2 49.Kg5 (49.Kh5 Bf5 50.Kg5 Bc2+–) 49...h4 (49...Kf7 50.Bd4+– (50.Kh5?! Kf6 51.Kg4 Bf5 52.Kf4 Bc2=)) 50.Be5 (50.Kh4 Bf5 51.a4 Kf7+–) 50...Kf7 (50...h3 51.f6 Kf7 52.Kg4+–) 51.Bd6 (51.a4 Be4 52.a5 Bd3+–) 51...h3 52.Be5 Ba4 53.Bg3 (53.Kg4 Bc2 54.Kh3 Bf5 55.Kg3 Ke6+–) 53...Bd7 54.Be5 Bc6 (54...Ba4!?=) 55.Kh4 (55.Kg4 Bd7+–) 55...h2 (55...Bd7 56.Kh3 Bf5 57.Kg3+–) 56.Bh2 Kf6 ½–½. Dzagnidze,Nana (2555) – Nezad,Husein Aziz (2425), Qatar Masters Open, 2015. (=1.c4 Nf6 2.Nf3 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 a5 7.b5 e5)

8.0-0 Nbd7 9.Nc3 Nc5 10.d3 Re8 11.Ng5=.

8.0-0 Nbd7 9.Nc3 Nc5 10.d3 Ne8 11.Nd2 a4 12.Rb1 f5 13.Qc2 Nf6 14.Nd5 Nd5 15.cd5 ½–½. Diez Gonzalez,P (2330) – Garcia Galeote,L (2100), Open, Malaga ESP, 1999. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2)

8.0-0 Be6 9.Qc2 Nbd7 10.d4 Bf5 11.Qc1 Ne4 (11...e4 12.Nh4 Be6 13.d5=) 12.Nh4 ed4 13.Nf5 gf5 14.Nd2 (14.Rd1!?+=) 14...Nc3= 15.Re1 Re8 16.Kf1 Nc5 17.Qc2? (17.Nb3 N5e4+=) 17...f4 18.Bf3? (18.gf4 Qh4 Double attack (18...Qh4 Decoy)) 18...fg3–+ 19.hg3 Qg5 20.Nb3 N5a4 21.Ba3 f5 22.Kg2 Re7 23.Rh1 Rf8 24.Rh4 Be5 25.Rah1 b6 26.Bc1 Qg6 27.Nd4+/– Bd4 28.Rd4 Qe8 29.Rdh4 Qd7 30.Bd2 (30.Bd2 Ne4 31.Be4 Re4 32.Re4 fe4 33.Qa4+–) 1–0. Gerber,R (2370) – Steenhuis,J (2095), 22nd Kreuz–Open, 2010. (=1.Nf3 Nf6 2.c4 d6 3.b4 g6 4.Bb2 Bg7 5.g3 0-0 6.Bg2)

8.a4 Nbd7 9.0-0 Nc5 10.d3 h6 11.Nbd2 Be6 12.Nb3 Nfd7 13.Nfd2 Qc8 14.Bc3 Ra7 15.Nc5 (worse is 15.Ba5 e4 16.d4 Nb3 17.Nb3 Bc4+=) 15...dc5 16.Qb3 c6 17.bc6 bc6 18.Rfb1 Qc7 19.Qa3 Rc8 20.Rb3 Bf8 21.Rab1 Rb8 22.Rb8 Nb8 23.Qb2 Nd7 24.Nb3 Be7 25.h4 Kh7 26.Qd2 Bd8 27.Qe3 Qd6 28.Bd2 h5 29.Qh6 Kg8 30.Bc3 Rb7 31.Qd2 Rb4 32.Bb4 cb4 33.Qe3 Bb6 34.Qg5 Kg7 35.Kf1 c5 36.Qc1 f5 37.Nd2 Nf6 38.Qb2 Bd7 39.Ra1 Bd8 40.Nb3 Ng4 41.Bd5 Qc7 42.e4 Bf6 43.Qe2 f4 44.Kg2 g5 45.hg5 Bg5 46.gf4 Bf4 47.Rh1 Qb6 48.Kf1 Qg6 49.Nc5 Nh2 50.Rh2 Bh2 51.Ke1 Qg1?? 52.Qf1+= Qf1 53.Kf1 Bh3 54.Ke2 Kf6 55.Nb3 h4 56.c5 Ke7 57.Na5+/– Bf4 58.Kf3 Bf1+= 59.Nc6 Kd7 60.Nd4 h3 61.c6?? Kd6 62.Nf5 Kc7 63.Ng3 Bg2 (63...Bg2 64.Kg4 h2–+; 63...Bd3?! 64.Be6–+) 0–1. Michalek,Christoph – Stanisic,Ljubisa (2275), Dortmund op, 1991. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0-0 5.Bg2 d6 6.c4)

8.Nc3 Nbd7 9.0-0 Nc5 10.d4 ed4 11.Nd4 (worse is 11.Qd4 Nfe4 12.Qe3 Re8–/+) 11...Re8 12.Qc2 Nfd7 13.Rad1 Nb6 14.Nd5 Nba4 15.Ba1 Bd7 16.e4 c6 17.bc6 bc6 18.Ne3 Qc7 19.Rfe1 Nb6 20.Bb2 Nca4 21.Ba3 c5 22.Nb5 (22.Ne2!?=) 22...Bb5+= 23.cb5 Nc3 24.Rd3 Nb5 25.e5 (25.Rb1 Nd4 26.Qd2 a4+=) 25...Na3 (25...c4!? 26.Ba8 cd3 27.Qc7 Nc7–/+) 26.Ra3 Ra7 (worse is 26...Re5 27.Ba8 Na8 28.Rd1+=) 27.ed6 Qd6 28.Rd1 Bd4 29.Rad3 Rae7 30.Qd2 a4 31.Nc2 (better is 31.Qc2!?–/+) 31...Re2–+ 32.Qc1 Bf2 33.Kh1 Qe5 34.Bf3 Nc4 (34...Qf6 35.Bg2 Nc4 36.Rf3–+) 35.Qb1 (35.Rf1–+) 35...Bg3?? (better is 35...Nb2 36.R1d2 Re1 37.Ne1 Qe1 38.Qe1 Re1 (38...Be1?? 39.Rb2 c4 40.Rd7+–) 39.Kg2 Nd3 40.Rd3 Bd4–/+) 36.hg3 (36.hg3 Qg3 37.Be2 Qh4 38.Kg1 Re2 39.Qb8 Kg7 40.Qg3 Qg3 41.Rg3 Rc2 42.a3–+) 1–0. Guitton,Olivier – Bouvier,Robert, Saint Quentin opB, 1999. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 a5 7.b5 e5)

7.a3 Bd7 8.0-0 Bc6 (8...Qb6 9.Qb3=) 9.d3 a6 10.Nbd2 Nbd7 11.Qc2 b5 12.bc5 Nc5 13.cb5 ab5 14.d4 Bf3? (better 14...Be4 15.Ne4 Nce4=) 15.Bf3+/- (15.Nf3?! Nce4=) 15...Na4 16.Ba8 Qa8 17.e3 Nb2 (17...Rc8 18.Qb3+/-) 18.Qb2+- Rb8 19.Rfb1 (19.Rfc1 e5+-) 19...Nd5 (19...e5 20.a4 b4 21.Rc1+/-) 20.a4! b4 (20...ba4 21.Qb8 Double attack (21.Qb8 Pinning; 21.Qb8 Deflection)) 21.a5 Nc3 22.Re1 Qa6 23.Nb3 (23.Nb1 Ne4+/-) 23...e5+/- 24.Qd2 (24.de5 Be5 25.Rac1 d5+/-) 24...Ne4 (24...Qc4 25.Qc2+/-) 25.Qc2 (25.Qe2 Rb5+-) 25...Nc3 26.de5 Be5 27.Nd4 Nb5 (27...Ra8!?+/-) 28.Nc6 (28.Qc6 Qc6 29.Nc6 Ra8 30.Nb4 Ba1 31.Ra1 f5+-) 28...Rb7 (28...Ba1 29.Ra1 Rb7 30.Nb4+-) 29.Nb4 Qa8 30.a6 (30.Qe4!? Bc3+-) 30...Rc7 31.Qd3 Ba1 32.Qb5 Be5 33.Nd5 (33.Rb1 Rc5 34.Qd7+/-) 33...Ra7? (33...Rc5 34.Qb7 Qb7 35.ab7 Rb5+=) 34.Nb4?? (better 34.Rc1 Qd8 35.Rc6+-) 34...Bc3 (34...Rc7 35.Rd1+-) 35.Rb1+= Bb4 36.Rb4 Ra6 37.Qb8 (37.e4 Qc8+=) 37...Kg7= 38.Qa8 Ra8 39.Kg2 Ra1 40.Kf3 Rd1 41.Rb6 d5 42.h4 (better 42.Rd6 Rd2 43.g4+=) 42...d4?? (42...Rd2 43.g4=) 43.Rd6 (better 43.Ke2!? Ra1 44.ed4+-) 43...d3+= 44.e4 f5 (44...h5 45.Kf4+=) 45.ef5 gf5 46.Ke3 (46.Rd5 Kf6+/-) 46...d2 (46...Re1!? 47.Kf4 Re2+=) 47.Rd2+/- Re1? (47...f4 48.Ke2 Rg1 49.Rd7 Kh6 50.Kf3 fg3 51.fg3 Rf1 52.Kg2+/-) 48.Kf3 (better 48.Kf4!? Rc1+-) 48...Kg6 (48...Re6 49.Rd5 Kf6 50.g4 fg4 51.Kg4+/-) 49.Rd5 (49.Rd6 Kg7+-) 49...Kf6 (better 49...Re4+/-) 50.Kf4?? (better 50.Rd6 Kg7 51.Kf4+-) 50...Re2?? (50...Re4 51.Kf3 Re1 52.Rd6 Kg7+-) 51.f3 Ra2 52.Rf5 Ke6 (52...Kg6 53.h5 Kh6 54.Re5+-) 53.Rb5 Ra4 54.Kg5 h6 (54...Ra7+-) 55.Kh6 Ra3 56.g4 Rf3 57.g5 Rh3 (57...Rf8 58.h5 Rh8 59.Kg6 Rd8+-) 58.h5 Rg3 59.g6 Kf6 60.Rb6 Ke7 1-0. Spiritchaser84 (2170) - Micki (1865), Rated Bullet game, lichess.org, 2014. (=1.Nf3 (A15: English Opening: 1...Nf6) 1...Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2)

7.a3 Nbd7 8.0-0 Rb8 (8...Nb6 9.d3=) 9.Nc3 b6 (9...a6 10.Qa4=) 10.Qa4+= a5 11.d3 Bb7 12.h3 ab4 (12...h6 13.Nb5=) 13.ab4+= Ra8 14.Qb3 Qc7 15.Nb5 Qc6 16.bc5 (16.Rfc1 Ne5+=) 16...bc5 17.e4 (better is 17.Rfb1+=) 17...Ba6? (better is 17...Rfb8=) 18.e5+– Ne8? (18...Bb5 19.ef6 (19.Qb5?! Qb5 20.cb5 Nd5+=; 19.cb5?! Qd5 20.Qc2 Ra1 21.Ra1 de5+/–) 19...Ra1 A) 20.Ba1?! Ba4 21.Nd4 A1) worse is 21...Bb3 22.Bc6 (22.Nc6?! ef6 23.Ne7 Kh8=) 22...cd4 23.fg7+=; A2) 21...Qa6=; B) 20.Ra1 Bc4 21.dc4 Bf6 22.Bf6 Nf6 23.Ne5+–) 19.Ng5 (19.Nfd4 Qb6 20.Ba8 cd4 21.Bd4 Nc5 22.Bc5 dc5+–) 19...Qb6 (19...Qc8 20.ed6 ed6 21.Bg7 Kg7 22.Qc3 Kh6 23.Ba8 Qa8+–) 20.Ba8 (20.Ba8 Ne5 21.Be4+–) 1–0. b4_player – opponent, gamecolony.com, 2007.

7.b5 Nbd7 8.0-0 a6 9.a4 Nb6 10.d3 a5 11.Nfd2 Ra7 12.Nb3 Nbd7 13.Qd2 b6 14.d4 (14.f4 Bb7+=) 14...e5 15.e3 ed4 16.ed4 Re8 17.Nc3 Bb7 18.Bc6 Bc6 19.bc6 Nb8 20.d5 Ne4 21.Ne4 Re4 22.Bg7 Kg7 23.Qc3 Kg8 24.Rae1 Rae7 25.Re4 Re4 26.Re1 Re1 27.Qe1 Na6 28.Nd2 Nb4 29.Nf3 Nc2 30.Qc3 Nb4 31.Qe3 Nc2 32.Qg5 Qc7 33.Nd2 Nd4 34.Qf6 Nf5 35.Ne4+– h5 36.h3 Qb8 37.g4 hg4 38.hg4 Nd4 39.Nd6 Nf3 40.Kh1 Qc7 41.Qf7! Qf7 42.Nf7 Kf7 43.c7 1–0. Robitaille,Denis – Koenig,Pierre, Charlesbourg Khalif op, 2005. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 c5)

7.d3 Nc6 8.Nbd2 (8.b5 Nb8=) 8...Bd7 (8...Nb4 9.0-0–/+) 9.0-0 (9.bc5 dc5 10.0-0 Qc7=) 9...Qc8 (9...Nb4 10.Qb3–/+) 10.Re1 (10.bc5 dc5 11.Rb1 b6=) 10...Bh3 11.Bh1 (11.b5 Bg2 12.Kg2 Nd8=) 11...Qg4 (11...Nb4 12.Qb3–/+) 12.e4 (12.bc5 dc5 13.Ne5 Ne5 14.Be5 Qe6 15.Bf6 Qf6+=) 12...Nh5 (better is 12...Nb4 13.e5 de5 14.Ne5 Qd1 15.Rad1 Ng4+=) 13.Nf1?? (better is 13.Bg7!? Ng7 14.b5=) 13...Bf1 (better is 13...Bb2!? 14.Rb1 Bc3 15.b5–+) 14.Rf1? (14.Bg7 Kg7 15.b5+=) 14...f5?? (14...Bb2!? 15.Rb1 Bg7 16.bc5 dc5 17.Rb7–+) 15.ef5?? gf5?? 16.Bg2?? f4?? 17.h3+= Qg6 18.g4 Nf6?? 19.Nh4+/– Qg5 20.Nf5 h5 21.Ng7 Kg7 22.f3?? hg4 23.fg4 Rab8 24.Kh2 Rh8 25.Bf3 Qh4 26.Bg2 Qg3 27.Kg1 Rh3 28.Rf3 Qh2 29.Kf2 0–1. Lodi,P – Beltrami,N (1930), 34th ch–ITA Seniors, 2012. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2)

8.0-0 cb4 9.d3 Nc6=+.

8.Bc3 cb4=+ 9.ab4 Ne4 10.0-0 Nc3 11.Nc3 Be6 12.Qb3 Nc6 13.Rab1 (13.Ra4 Ne5 14.Ne5 Be5=) 13...Rfc8 (13...a5 14.b5 Nb4 15.d3=) 14.Nd5 (14.d3 a5 15.Na4 A) worse 15...Qb4 16.Qa2 b5 17.Nb6+= (worse 17.Rb4 ab4 18.Ng5 ba4=+); B) 15...Qa7=) 14...Qd8 (14...Bd5 15.cd5 Nd4 16.Nd4 Qd4 17.Rfd1=) 15.Rfc1 Rab8 16.Nf4 (16.b5 Bd5 17.cd5 Ne5+=) 16...Bf5 17.d3 b6 (17...b5 18.c5=) 18.b5+= Na5 19.Qd1 h6 20.Nd5 Rc5 21.Nb4 Bc8 22.Nd2 Bb7 23.Bb7 Rb7 24.e4 (24.e3 Qd7+=) 24...e6= 25.Nf1 f5 26.ef5 (26.Na6 Rc8+=) 26...gf5 (26...Rf5 27.Qe2 Re7 28.Ne3=) 27.Na6 Rc8 28.Qf3 Rf7 29.Re1 Qf6 30.Qe2 Re8 31.f3 (31.Ne3 Qg6=) 31...Qd4 Black plans f4 32.Kh1 Rfe7 (32...f4 33.g4=) 33.Nb4 d5 34.Ne3 f4 35.gf4 dc4 36.dc4 Qf4 37.Rg1 Kh8 38.Rg4 Qf8 39.Nd3 Rf7 40.Ng2 e5 (40...Rc7!? 41.Nh4 Kg8+–) 41.Nh4+– Qd6 42.Rbg1 Nb7?? (better 42...Qe6 43.Ne5 Be5 44.Ng6 Kh7 45.Ne5 Qe5+–) 43.Rg7! Rg7 44.Rg7 Qf6 (44...Kg7 45.Nf5 Kf6 46.Nd6 Nd6+–) 45.Rb7 e4 46.Ne1 (better 46.fe4!? Qa1 47.Ne1 Qf6+–) 46...Re5 (46...Re6 47.Qg2 Qg5 48.Qh3+–) 47.Nhg2 1–0. Jantzen,Hans_Joerg – Jahncke,Giso, A Open Tournament – VMCG Festival, 2015. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 c5 7.a3 Qb6)

8.Qb3 Qb6!? +=.

8.Qb3 Ng4 9.Bg7+= White gets the initiative 9...Kg7 10.0-0 e5 11.Nc3 Be6 (11...Nf6 12.d3+=) 12.bc5+/– dc5 13.h3 Nh6 (13...Nf6!? 14.Qb7 Na5+=) 14.Qb7+– Na5 (14...Nd4 15.Ne5 Qd6 16.f4+–) 15.Qe4 Nc4 (15...f6 16.d3+–) 16.d3 (16.Ne5?! Nd2 17.Qa8 Qa8 18.Ba8 Nf1+=) 16...f5 (16...Nb6 17.Qe5 Kg8 18.Ng5+–) 17.Qb7 Rf7 18.Qa6 Nb6 (18...Qd6 19.Qd6 Nd6 20.Ne5+–) 19.Ne5 (19.Ne5 Rc7 20.Nb5+–) 1–0. b4_player – opponent, gamecolony.com, 2007.

8.b5 Na5 9.Qc2 a6=.

8.b5 Na5 9.d3 a6=.

8.b5 Na5 9.d3 b6 10.Bc3 (10.0-0 Bb7=) 10...Nb7 (10...a6 11.Ba5 ba5 12.Ne5+=) 11.Nbd2 (11.0-0 a6=) 11...Rb8 (11...a6 12.ba6 Ra6 13.Qb3=) 12.0-0+= e6 (12...Ra8 13.Qb3+=) 13.a4 (13.Ne4 Ne4 14.Bg7 Nf2+/–) 13...d5 (13...Na5 14.Qc2+=) 14.cd5 (14.Ne5 Ra8+=) 14...ed5= 15.Ne5 Bd7 (15...Qd6 16.Nc6 Ra8 17.e4 de4 18.de4+=) 16.Ndf3 (16.e3 Re8+=) 16...d4 (16...Re8 17.Rc1+=) 17.Bd2 Bf5? (better is 17...Qe7+=) 18.Nc6+– Qd7 19.Nb8 Rb8 20.Ne5 Qe8 21.Bf4 Nh5 22.Nc6 Nf4 23.gf4 Ra8 24.a5 ba5 25.Na5 Na5 26.Ra5 Rb8 27.Qa1?? Bf8?? 28.Qa2+/– Kg7 29.Ra7+– Rb5?? 30.Bd5 Be7 31.Bc6 Qc6 32.Re7 Be6 33.Re6 fe6 34.Rc1 g5 35.Qa7 Rb7 36.Qc5 Qc5 37.Rc5 gf4 38.Kg2 Kf6 39.Kf3 e5 40.h4 h5 41.Ke4 Rb2= 42.Rc6 Kg7 43.Kf3 Rd2 44.Re6+– Kf7? 45.Re5 Kf6 46.Rh5 1–0. gbsrao (1870) – ablanker (2120), net–chess.com, 2006. (=1.Nf3 g6 2.g3 Bg7 3.Bg2 Nf6 4.b4 0-0 5.Bb2 d6 6.c4)

8.a4 ab5 9.ab5 Ra1 10.Ba1 Qa5 11.Bc3 Qa2 12.d3 d5 13.Nbd2 dc4 14.Nc4 Be6 15.Ncd2 Bd7 16.b6 Qa6 17.Qb3 Be6 18.Nc4 Bc4 19.dc4 Ne4 20.Bg7 Qa5 21.Bc3 Nc3 22.0-0 Ne2 23.Kh1 Nc6 24.Qe3 Ned4 25.Ne5 Nf5 26.Nc6 bc6 27.Qe4 Qb6 28.Rb1 Qa7 29.Qc6 Qa2 30.Qe4 Qf2 31.Rf1 Qd4 32.Qc2? e6 33.Rf4 Qe3 34.Qb2 Rd8 35.Rf1 Qd4 36.Qb7 Qc4 37.Qc7 Rf8 38.Qe5 Qd4 39.Qe2 Ne3 40.Rf4 Qa1 41.Bf1 Nf1 42.Rf1 Qc3 43.Rf3 Qd4 44.Qg2 c4 45.g4 Qd5 46.Qg3 Ra8 47.Kg1 Ra1 48.Kg2 e5 49.Kh3 Rd1 50.Re3 Qd8 51.g5?? Qd7 (51...Qd7 52.Qg4 Qg4 53.Kg4 Rd4 54.Kf3 Rd3–+) 0–1. Hurtado Rueda,M (2075) – Corrales Jimenez,F (2590), 36th Open Seville ESP, 2011. (=1.Nf3 Nf6 2.b4 g6 3.Bb2 Bg7 4.c4 0-0 5.g3 d6 6.Bg2)

8.a4 ab5 9.ab5 Ra1 10.Ba1 b6 11.0-0 Bb7 12.Nc3 Nbd7 13.d3 e6 14.e3 Qa8 15.Bb2 d5 16.Nd2 Ne5 17.Nd5 Nd5 18.cd5 Bd5 (worse 18...Nd3 19.Bg7 Kg7 20.Nc4 ed5 21.Nb6+– (21.Qd3?! dc4 22.Qc3 Kg8=)) 19.e4 Bb7 20.Qc2 Qd8 21.Nc4 Nc4 22.Bg7 Kg7 23.dc4 Qe7 24.Rd1 Rd8 25.Qc3 f6 26.Rd8 Qd8 27.e5 Qd1 28.Bf1 Qf3 29.Qf3 Bf3 30.Bg2 Be2 31.Bf1 Bf3 32.Bg2 Be2 33.Bf1 Bf3 34.Bg2 ½–½. Karbowiak,Adam (2190) – Savickas,Airidas (2350), It Kauno Taure, 2008. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 c5 7.b5 a6)

8.a4 ab5 9.ab5 Ra1 10.Ba1 Be6 11.d3 d5 12.Nbd2 dc4 13.dc4 Nbd7 (13...Qb6!?=) 14.Ng5+= Qb6 15.Ne6 Qe6 16.Bb7 Ne5 17.Be5 Qe5 18.0-0 (18.Bg2!?+/–) 18...Rd8= 19.Qc1 Qe2 20.Nb3 Qh5 21.Bg2 Bh6 22.Qc2 Qe5 23.Rd1 Rd6 24.Rd6 ed6 25.h3 Qe1 26.Kh2 Nd7 27.f4 Nb6 28.Qd3 Bf8 29.Nd2 Qc1 30.Bd5 Bg7 31.Nf3 Qb2 32.Qd2 Qc3 33.Qc3 Bc3 34.Ng5 Nd5 35.cd5 Ba5 36.Nf3 Kf8 37.Kg2 Ke7 38.Kf2 Bc3 39.Ke3 Kd7 40.Kd3 Bf6 41.Kc4 Kc7 42.Nd2 Kb6 43.Ne4 Be7 44.g4 h6 45.f5 Kc7 46.f6 Bd8 47.h4 Kd7 48.g5 h5 49.Nf2 Ba5 50.Nd3 Kc7 51.Nf4 Kd7 52.Kb3 Bd2 53.Ng2 Kc7 54.Kc2 Ba5 55.Nf4 Kd7 56.Kd3 Be1 57.Ng2 Bg3 58.b6 Kc8 59.Kc4 Kb7 60.Kb5 Bf2 61.Nf4 c4 62.Ne6?? Bb6?? 63.Kc4+/– Ka6 64.Nf4 Bd8+/– 65.Ne6 Ba5?? 66.Nf8?? Bd8+/– 67.Nd7 Kb7 68.Kb5+/– Bc7 69.Nf8 Bd8 70.Ne6 Bb6 71.Nf4+/– Bd8 72.Nd3 Bb6 73.Nf4 Bd8 74.Kc4 Kc8 75.Kb4 Kd7 76.Kb5 Bc7 77.Ka6 Bd8 78.Nd3 Kc8 79.Nb4 Kd7 80.Nc6 Bc7 81.Kb7 Bd8 82.Nd8 Kd8 83.Kc6 Kc8 84.Kd6 Kd8 85.Kc6 Kc8 86.Kb6 Kd7 87.Kb7 Kd8 88.Kb8 Kd7 89.d6! Kd8 90.d7 Kd7 91.Kb7 Kd8 92.Kc6 Kc8 ½–½. Roig Esteve,Ramon – Lopez del Barrio,Jesus, Valencia Preferente, 1995. (=1.c4 Nf6 2.Nf3 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 c5 7.b5 a6)

8.a4 ab5 9.ab5 Ra1 10.Ba1 Bf5 11.0-0 Nbd7 12.Nc3 Nb6 13.d3 Qa8 (13...Qd7 14.Na4 Na4 15.Qa4=) 14.Qb3 Qa7 15.Bb2 Ra8 16.Nh4 Be6 17.h3 (17.Ra1 Qa1 18.Ba1 Ra1 19.Nd1 d5=) 17...Nfd7 (17...Qb8 18.Ra1=) 18.Ra1+= Qa1 (18...Qb8!?+=) 19.Ba1+/- Ra1 20.Kh2 Rc1 (20...Ra7 21.Nf3+/-) 21.Ne4 (21.Na2 Re1 22.Qc2 d5+-) 21...d5 (better 21...h6+/-) 22.cd5?? (better 22.Nc5 Nc5 23.Qa3+-) 22...Bd5-+ 23.Qa3? (better 23.Nf6 Nf6 24.Qa3-+) 23...f5 (better 23...Ra1 24.Qa1 Ba1-+) 24.Nd2 (24.Qc1 fe4 25.Be4 Be4 26.de4 c4+-) 24...Rc3 (better 24...Ra1 25.Bd5 Nd5+-) 25.Bd5 Nd5 26.Qa8 Kf7 27.Qb7 N7b6 (27...N5f6+-) 28.Nc4! Nc4 29.Qd5 e6 30.Qd7 Kf6 31.dc4 Rc4 32.Nf3 Rb4 (32...h6 33.Qd8 Kf7 34.Qc7 Kg8 35.b6+-) 33.b6! Rb6 (33...Rb6 34.Qd8 Mate attack) 34.Qd8 (34.Qd8 Kf7 35.Ng5) 1-0. Kazan2502 (2130) - goraja (2045), Rated Classical game, lichess.org, 2014. (=1.Nf3 (A15: English Opening: 1...Nf6) 1...Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2)

8.ba6 Ra6 9.0-0 Nc6 10.Nc3 Bg4 11.d3 Qd7 12.Re1 Rb8 13.Qd2 Bf3 14.Bf3 (14.ef3+=) 14...e6 15.e3 (15.Nb5 Rba8=) 15...Ne5 16.Bg2 d5 17.Ne2 Nc6 18.cd5 ed5 19.Rec1 b6 20.Nf4 Rba8 21.Bc3 Rd8 (21...g5 22.Qb2 gf4 23.Bf6=) 22.Qb2+= d4 23.Qb5 (23.Bc6 dc3 24.Qb5 Qa7=) 23...Nb8 (23...Nb4 24.Qd7 Nd7 25.Bb4 cb4 26.Rab1+=) 24.Qd7 Nfd7 25.ed4 Bd4 26.Bd4 cd4 27.Rc7 Nc5 28.Bd5 Nbd7 29.Bc4 Ra5 30.Nd5 Kf8 31.Rb1 Ne6 32.Rb7 Nec5 33.Rc7 Ne6 34.Rb7 Nec5 35.Rc7= Ne6 ½–½. Timurova,L (2180) – Ulms,S (2140), V ECC Women, Halle GER, 2000. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2)

8.Nc3 ab5 9.Nb5 Nc6 10.0-0 Be6 11.d3 Bd7 12.a3 Qa5 13.Qc2 Qa4 14.Qd2 Na7 15.Nc3 Qa5 16.Nd5 Qd2 17.Nd2 Nd5 18.Bg7 Kg7 19.Bd5 Bc6 20.Bc6 Nc6 21.Rfb1 Ra7 22.e3 Rfa8 23.Rb3 Nb4 24.Rc3 f5 25.f4 Kf6 26.Kf2 Ra5 27.Ke2 b5 (27...h6!?=) 28.cb5+= Rb5 29.Nc4 Nd5 30.Rc2 Nb6 31.Nb6 Rb6 32.a4 Ra5 33.Kd2 Rb4 34.Rca2 e5 35.Kc3 ef4 36.gf4 h6 37.h4 g5 38.hg5 hg5 39.fg5 Kg5 40.Kd2 Kf6 41.Kc3 ½–½. Jaeschke,Jens Uwe (2175) – Noetzel,Felix (1705), Berlin Unicorn op, 2007. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 c5 7.b5 a6)

8.0-0 Qb6 9.Qc2 Nc6 10.Nc3 Bf5 11.d3 Be6 (11...Bg4!?=) 12.Na4+/– Qa5 13.Bc3 Nb4 14.Qb3 Nd7 15.Bg7 Kg7 16.Nc3 Rab8 17.Ne4 h6 18.Qc3 Kh7 19.Nfd2 f5 20.Nb3 Qb6 21.Ned2 Nf6 (21...Qd6 22.Rab1+=) 22.a3 Nc6 23.Rab1 Nd4? (better is 23...Rfd8+=) 24.Nd4+– cd4 25.Rb6 dc3 26.Re6 b5? (26...cd2 27.Re7 Kg8+–) 27.Re7 Kg8 28.Nb1 c2 29.Nc3 bc4 30.Rc1 cd3 31.ed3 Rb2 32.Rb7 Rb7 33.Bb7 Rb8 34.Bg2 Rb2 35.Kf1 Nd7 36.Ke1 Nc5 37.Bd5 Kg7 38.Kd2 Nb3 39.Bb3 Rb3 40.Kc2 Ra3 41.Re1 Kf7 42.Re5 Kf6 43.f4 Kf7 44.Kb2 Ra6 45.d4 Rb6 46.Rb5 Ra6 47.d5 Ke7 48.Kb3 Kd6 49.Kc4 Ra1 50.Rb1 Ra6 51.Rb7 (51.Rb7 Ra5 52.Nb5 Rb5 53.Rb5+–) 1–0. Whittle,Jonathon (1655) – Rains,Edward (1880), 2012. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 c5 7.bc5 dc5)

8.Nc3 Ne4 9.Qc2 Nc3 10.Bc3 Bf5 11.d3 Bc3 12.Qc3 Nc6 13.Rb1 Qc7 14.0-0 Rad8 15.Rb2 Rd6 (15...b6 16.Rfb1=) 16.Ne5+= Na5 17.f4 f6 18.Nf3 Rfd8 19.Nd2 b6 20.Bd5 Kg7 21.Ne4 Be4 22.Be4 Kf7 23.f5 g5 24.Qc1 Nc6 25.Bd5 Rd5 26.cd5 Rd5 27.Qc4 Qe5 28.Kg2 Kg7 29.Rf2 Rd6 30.Qc1 Nd4 31.g4 h5 32.e3 (32.gh5!? Nf5 33.Kg1=) 32...Nc6+= 33.gh5 Rd3 34.Qc4 Qe3–+ 35.h6 Kh6 36.Rb1 Kg7 37.Re1 Qd4 38.Qd4 cd4 39.Rc2 Ne5 40.Rc7 Rd2 41.Kg3 Kf7 42.Ra7–/+ d3 43.Rb7 Ra2–+ 44.Rb6 Ra4 45.Rb3 Rg4 46.Kh3 Rd4 47.Kg3 Rg4 48.Kh3 Rf4 49.Re5 fe5 50.Rd3 Kf6 51.Rd8 Kf5 52.Rf8 Kg6 53.Rg8 Kf6 54.Rf8 Kg7 55.Ra8 e4 56.Kg3 e3 57.Ra2 Re4 58.Kf3 e2! 59.Re2 Re2 60.Ke2 Kg6 61.Kf3 Kf5 62.Kg3 g4 63.Kf2 Kf4 64.Ke2 Kg5 65.Kf2 Kh4 66.Ke3 Kh3 67.Kf4 e5! 68.Kf5 e4 69.Kf4 e3 (69...e3 70.Ke3 Kh2 71.Ke4 g3 72.Ke5 g2 73.Kf4 g1Q 74.Ke4 Kg3 75.Ke5 Qa1 76.Kd5 Qd1 77.Ke5 Qe2 78.Kf5 Qe3 79.Kf6 Kf4 80.Kg6 Qe6 81.Kh7 Kg5 82.Kg7 Qe7 83.Kg8 Kf6 84.Kh8 Qg7) 0–1. Enchev,Ivajlo (2450) – Kilpatrick,Callum (2320), 12th Kesarovski–Stanchev Mem–A, 2013. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 c5 7.bc5 dc5)

8.d3 Nfd7 9.Bg7 Kg7 10.0-0 Nc6 11.Nbd2 Qc7 12.Nb3 b6 13.d4 cd4 14.Nfd4 Bb7 15.Nb5 Qc8 16.Rc1 Nce5 17.Qd4 Bg2 18.Kg2 a6 19.Na3 f6 20.c5 bc5 21.Nc5 Nc5 22.Rc5 Qb7 23.f3 Rfd8 24.Qc3 Rac8 25.Rb1 Qa8 26.Rc1 Rc5 27.Qc5 Rd6 28.Nc4 Nc4 29.Qc4 Qd8 30.Qc7 ½–½. Sente,D (2045) – Kumic,F (2040), ch–Subotica Open, 2011. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2)

9.Qb3 Qd6 10.Nc3 e5 11.Ba3 Nd4 12.Nd4 ed4 13.Na4 Re8 14.Nc5 +/–.

9.Qc2 Re8 10.d3 e5 11.Re1 Bf5 12.Nbd2 Qd7 13.Ng5 Nd4 14.Qd1=.

9.Nc3 Qa5 10.Rb1 (10.Nd5 Nd5 11.Bg7 Kg7 12.cd5 Nd4=) 10...Be6 (10...Rd8 11.d3=) 11.d3 Rad8 (11...Rfd8 12.Qc1=) 12.Qb3 (12.Nd2 Qc7+=) 12...Qb4 (12...Bg4 13.Qb5=) 13.Qc2 (13.Nd2 Bg4 14.Bc6 bc6+=) 13...Qa5= 14.Ba1 (14.a3 Rd7=) 14...b6 15.Nb5 (15.h3 Bc8=) 15...Nb4+= 16.Qb3 Qb5 17.a3 (17.cb5 Bb3 18.Rb3 Nfd5+=) 17...Qd7 (17...Qa5 18.ab4 cb4 19.Qb4 Qb4 20.Rb4+=) 18.ab4+= Bh3 (18...cb4 19.Qb4 Qd6 20.Be5 Qb4 21.Rb4+=) 19.bc5 (19.Ne5 Qe6 20.Bh3 Qh3 21.bc5 bc5+–) 19...Bg2+= 20.Kg2 bc5 21.Qa3 Rc8 22.Rb5 (22.Be5 Rc6+–) 22...Qe6 23.Re1 (23.Qa7?! Qe2 24.Re1 Qd3 25.Rc5 Rc5 26.Qc5 e6=) 23...Qc6 (23...a6!? 24.Rc5 Rc5 25.Qc5 Rc8+–) 24.Qa7 Rc7 25.Qb6 Qb6 26.Rb6 Nd7 27.Rb5 (27.Ra6 e5+–) 27...Ra8 (27...e5 28.Reb1+–) 28.Bg7 Kg7 29.Reb1 Raa7 (29...Rca7 30.h3+–) 30.Ng5 (30.g4 h6+–) 30...h6 31.Ne4 Kf8 (31...f5 32.Nc3 e6 33.f4+–) 32.f4 (32.g4 f5 33.gf5 gf5+–) 32...e6 (32...f5 33.Nc3+–) 33.Kf3 (33.g4 f5 34.gf5 gf5+–) 33...Ke7 34.g4 (34.R5b3 Ra5+–) 34...f5 35.gf5 gf5 36.Nc3 Nf6 (36...Ra3 37.R5b3 Rb3 38.Rb3+–) 37.Rb8+– Ra6 (37...Rc6+–) 38.Nb5 Rcc6 (38...Rd7 39.Rg1 Ne8 40.Rc8+–) 39.Rb7 (39.Rg1 Ne8+–) 39...Nd7? (39...Kf8+–) 40.Rg1 (40.Rg1 Rd6 41.Rg7 Kd8 42.Rg8 Ke7 43.Rh8+–) 1–0. Hallerod,Ralph (2085) – Bennett,Patrick (2020), TCh–EUR Senior, 2014. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 d6 5.g3 0-0 6.Bg2 c5 7.bc5 dc5 8.0-0 Nc6)

9.Nc3 Re8 10.Rb1 Nd4 11.Nd4 cd4 12.Nb5 Ng4 13.h3 Nh6 14.Qa4=.

9.Nc3 Bg4 10.Rb1=.

9.d3 a6 10.Nbd2 Rb8 11.Nb3 Nd7 (11...Qd6!?=) 12.Bg7+= Kg7 13.Qc2 (13.Ng5 Qc7+=) 13...e6 (13...e5 14.Qd2+=) 14.Rfd1 Qe7 15.Nfd2 Nd4 16.Qb2 e5 17.e3 Ne6 18.Ne4 f5 19.Nc3 Nc7 20.d4 b5 (20...cd4 21.ed4 e4 22.d5+=) 21.cb5 ab5? (21...cd4 22.ed4 e4 23.Na5+–) 22.Na5 (22.dc5!? Nf6+–) 22...Rb6 (22...ed4 23.ed4 Qf6 24.dc5+=) 23.d5 (23.de5!? Qe5 24.Nc6+–) 23...Qd6 (23...Qf6 24.a3=) 24.a4 b4 25.Nc4 bc3 26.Qc3 Qf6 27.d6 Na6 28.Nb6 Nb6 29.Rab1 Nd7 (29...Na4? 30.Qa1 Rd8 31.Bb7+– (worse 31.Qa4 Rd6 32.Rd6 Qd6+–)) 30.Bf1 (30.Bb7 f4 31.ef4 ef4+=) 30...Nb4= 31.Rb4 (31.Bb5!? e4 32.Rbc1=) 31...cb4=+ 32.Qb4 e4 (better 32...f4!? 33.ef4 ef4 34.Qf4 Qf4 35.gf4 Rf4=+) 33.a5+= Ne5 34.a6 Rf7 ½–½. Nguyen,Quoc Hy (1955) – Vo,Pham Thien Phuc (1940), Nam, 2016. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 d6 5.g3 0-0 6.Bg2 c5 7.bc5 dc5 8.0-0 Nc6)

9.d3 Bd7 10.Nbd2 b6 11.Ne5 Qc7 12.Nd7 Nd7 13.Bg7 Kg7 14.Qa4 Rac8 15.Bc6 Qc6 16.Qc6 (16.Qa7?? Ra8 17.Qa8 Ra8–+) 16...Rc6 17.Rfb1 Nb8 (17...f5 18.a4=) 18.Rb2 Rc7 19.Kf1 Nc6 20.Nf3 Rd8 21.Ne1 h5 22.h4 f6 23.a4 g5 24.Nf3 Kg6 25.Kg2 e6 26.hg5 fg5 27.Nd2 Rh7 28.Nb3 h4 29.Rh1 a5 (29...Kf5!?=+) 30.Nd2= Nb4 31.Nf3 Rdh8 32.gh4 gh4 33.Kh3 Kf6 34.Rg1 Rg7 35.Rbb1 Rhg8 (35...Rg1 36.Ng1 Rh6 37.Nf3+=) 36.Rg7+– Rg7 37.Nh4 Ke5 38.Nf3 Kf4 39.Rb3 e5 40.Kh2 Nd3 41.Rd3 (worse 41.ed3 Kf3 42.Rb6 Rd7=+) 41...e4 42.Rb3 ef3 43.Rf3 Ke4 (43...Ke5 44.Rc3+=) 44.Rc3 (better 44.Rd3!?+–) 44...Kd4 45.Rc2 b5 (better 45...Rh7!? 46.Kg1 Rg7 47.Kf1 Rh7=) 46.ab5 (46.cb5!? c4+–) 46...a4+– 47.f4 Rg4 (47...a3+–) 48.b6 (better 48.e3 Kd3 49.Rc1+–) 48...Rf4= 49.Kg3 Rf8 50.Ra2 Kc4 51.Ra4 Kb3 (better 51...Kb5 52.Ra3 Kb6=) 52.Ra5 Kb4 53.Ra1 c4 (53...Rb8 54.Rb1 Ka5 55.b7=) 54.e4 (better 54.Rb1!? Ka3 55.b7+–) 54...c3= 55.e5 Rb8 56.Kf4 Kc5 ½–½. Marra,Eduardo Da Costa (2265) – Gattass,Allan De Arraida (2230), Semifinal do Brasileiro Absoluto, 2010. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 d6 5.g3 0-0 6.Bg2 c5 7.bc5 dc5 8.0-0 Nc6)

9.d3 Bf5 10.Nc3 Qd7=.

9.d3 Bf5 10.Nbd2 Qc7 11.Qa4=.

9.d3 Bf5 10.Nbd2 Qc8 11.Rb1 b6 (11...Qc7 12.Ng5=) 12.Re1 (12.Ne5 Ne5 13.Be5 Bh3=) 12...Bh3 13.Bh1 (13.Bh3 Qh3 14.Qa4 Qd7=) 13...Qc7 14.a4 (14.Ng5 Bf5=) 14...Rad8 15.Bc3 Nh5 (15...Bf5 16.Qc2=) 16.Bg7 Kg7 (16...Ng7 17.Ng5 Bd7 18.Bd5=) 17.Qc1 h6 (17...Nf6 18.Ng5 Bd7 19.Nde4=) 18.Ne4 (18.Qc3 Kg8=) 18...Nf6 19.Qc3 (19.Qb2 Rfe8=) 19...Rfe8 (19...Bg4 20.Nfd2=) 20.Nfd2 e5 (20...Bf5 21.Nf6 ef6 22.Bc6 Qc6 23.a5=) 21.Nf6+= Kf6 22.f4 (22.Bc6 Qc6 23.f3 Kg7+=) 22...Kg7 23.fe5 Ne5 (23...Nd4 24.Nf3=) 24.a5 h5 (24...f6 25.ab6 ab6 26.Be4=) 25.ab6 (25.Bd5 A) 25...ba5?? 26.Rb7 Qc8 27.Rf7 (27.Ra7?! Rd5 28.cd5 Qd8+–) 27...Kh6 28.Ra7+–; B) 25...h4=) 25...ab6 26.Bd5 (26.Nf3 f6=) 26...f6 (26...h4 27.gh4 Be6 28.Bc6=) 27.Nf3 (27.Qb2 Be6 28.Ne4 Bd5 29.cd5 f5=) 27...Nf3 28.ef3 Bf5 (28...Re1 29.Qe1 Bf5 30.Qe2=) 29.Qb3 (29.Re8 Re8 30.Be4 Qd6=) 29...Qb8 (29...Qd6 30.f4=) 30.Kf2 (30.Re8 Re8 31.Be4 Be4 32.de4 Rd8=) 30...Re1 31.Re1 Re8 ½–½. Bitoon,Richard (2450) – Abdumalik,Zhansaya (2395), National Open, 2017. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0-0 5.Bg2 d6 6.c4 c5 7.bc5 dc5 8.0-0 Nc6)

9.d3 Bf5 10.Nbd2 Qd7 11.Re1 (11.Rb1 Ne8=) 11...Rad8 (11...Bh3 12.Qc2=) 12.Nb3 b6 13.a4 Bh3 14.Bh1 Qc7 (14...h6 15.Nfd2=) 15.a5 e5 (15...h6 16.Qd2=) 16.ab6 ab6 17.Nbd2 Bh6 Black has a very active position 18.Qa4 Black has an active position 18...Ng4 (18...Rfe8!?= is an interesting alternative) 19.Ne4+/– f6 Covers g5 20.Qb5 (20.Nc3!? Qd6 21.Ng5 Bg5 22.Qc6+–) 20...Nb4= An ideal square for the black knight. 21.Reb1?? releasing the pressure on the opponent (21.Ra4 Ne3 Decoy: e3 22.Rb4 cb4 23.fe3 Be3 24.Nf2 Bc5=) 21...Rb8?? an unfortunate move that relinquishes the win (21...Nf2 22.Kf2 Bd7 23.Be5 fe5 24.Rb4 Bb5 (24...cb4?! 25.Qb4 Bf5 26.c5 bc5 27.Qc4 Kh8 28.Qc5 Qc5 29.Nc5–+) 25.Rb5 Rd4–+) 22.Qa4+= Qe7 23.Nc3 f5= Black intends e4 24.e3?? allows the opponent back into the game 24...e4–+ 25.Ne1 Ne3 Deflection: e3 26.de4 fe4 27.Ne4 Ng4 28.Qa7= Rb7 29.Qb7!+/– Discovered attack: b7, e4–d6 29...Qb7 30.Nf6! Decoy: c8 30...Rf6 31.Bb7 Rf2 Black has a mate threat. 32.Bg2?? gives the opponent new chances 32...Be3–+ 33.Kh1 Nd3?? Black threatens to win material: Nd3xb2. gives the opponent counterplay 34.Bd5 Kf8 Black has a mate threat 35.Ng2?? Nb2 (35...Nb2 36.Ne3 Ne3–+; 35...Rb2?! 36.Rb2 Nb2 37.Ra6 Nf2 38.Kg1–+) 0–1. Tessier Desrosiers,Olivier (2180) – Dumouchel,Alain (1980), Montreal Plateau, 2001. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0-0 5.c4 d6 6.Bg2)

9.e3 Be6 10.d3 (better 10.Qe2!? Bf5 11.d4=+) 10...Nb4–+ 11.Ne1 Bc4! 12.Bf3 (12.dc4 Qd1 Pinning (12...Qd1 Deflection)) 12...Nd3 13.Nd3 Bd3 14.Re1 c4 15.Na3 (15.Bc3 Qd7–+) 15...Qa5 16.Nc2 (16.Nb1 Rad8 17.Bc3 Qc5–+) 16...Rad8 17.Qc1 (17.a4 Rfe8 18.Bf6 Bf6–+ (worse 18...ef6 19.Nd4–+)) 17...c3 18.Ba3 (18.Bc3 Qc3 19.Nd4 Qc1 20.Rac1 e5–+) 18...Bc2 19.Be7 (19.Qc2 Qa3 20.Rab1 Rd2–+) 19...Rd2 20.Bf8 (20.Re2 Rc8 21.Bd6–+) 20...Qf5 21.Bg7 Qf3 22.Rf1 (22.Qd2 cd2 23.e4 de1R 24.Re1 Be4 25.Re4 Ne4 26.Bd4 Qd1 27.Kg2 Qd4 28.Kf3 f5 29.Kg2 Qf2 30.Kh3 g5 31.a3 Qf1) 22…Be4 (22...Be4 23.Qd2 Qg2) 0–1. bolu – marekt, net–chess.com, 2019.

9.e3 Bf5 10.d4=+.

9.Ne5 Qc7 10.Nc6 bc6 11.Nc3=+.

9.Ne5 Nd4 10.e3= Nf5 11.Qb3 Nd6 12.d4 Qc7 13.dc5 Nde4 14.Nd3 Nc5 15.Nc5 Qc5 16.Qb5 Nd7 17.Bg7 Kg7 18.Nc3 a6 19.Qb2 Qe5 20.Rfd1 (20.Bb7?? Rb8 21.Qd2 Bb7-+) 20...Rb8 (20...Nf6!?+=) 21.Rd5+/- Qf6 22.Rd4 e5 23.Nd5 Qd6 24.Rd2 b5 25.Nb4 Qe6 26.Bd5 Qf6 27.cb5 Rb5 28.a4 Rb8 29.a5 (29.Qc3 Nb6+=) 29...e4 (29...Qe7 30.Rb1-/+) 30.Qf6 (better 30.Rd4!?=) 30...Nf6-/+ (worse 30...Kf6 31.Nc6 Ne5 32.Be4 Nc6 33.Bc6+/-) 31.Rd4 Rb4 32.Rb4 Nd5 33.Re4 Bf5 34.Rc4 Nf6 35.Raa4 Bd7 36.Rab4 Bb5 37.Rc5 Rd8 38.Rd4 Rd4 39.ed4 Nd7 40.Rc3 Kf6 41.Re3 Nb8 42.d5 Nd7 43.f4 h5 44.h3 (44.d6 g5=) 44...Nc5 45.Re5 Nb7 46.g4 hg4 47.hg4 Na5 48.g5 Kg7 49.d6? (better 49.Re7=+) 49...Nb7-+ 50.Rd5 Kf8 51.Kf2 Ke8 52.Ke1 (52.f5 Kd7-+) 52...Kd7 53.f5 (53.Kd2 Kc6 54.Re5 Kd6-+) 53...Bc6 54.Re5 Kd6 55.fg6 fg6 (55...Ke5?? 56.gf7 Nc5 57.f8Q+-) 56.Re2 Nc5 57.Re3 a5 58.Kd2 a4 59.Kc1 Ne4 60.Rh3 (60.Kb2 Ke5-+ (60...Ng5?! 61.Rg3-+)) 60...Ke5 (60...Ng5?! 61.Rg3 Ne4 62.Rg6 Kc5 63.Kb2-+) 61.Rh8 a3 62.Kb1 (62.Rh3 a2 63.Kb2-+) 62...Bd5 63.Re8 Be6 64.Ra8 a2 65.Ka1 (65.Kb2 Ng5 66.Ra5 Kf6-+) 65...Ng5 66.Ra5 Kf4 (better 66...Bd5 67.Ra6 Ne6-+) 67.Ra4 (67.Ra6-+) 67...Ne4 68.Ra6 Ke5 69.Ra5 Bd5 70.Ra6 g5 71.Rg6 Kf5 72.Rg5 (72.Rg7-+) 72...Ng5 73.Kb2 Nf3 74.Ka1 Ne1 75.Kb2 Nc2! 76.Kc2 a1Q 77.Kd3 Ke5 78.Ke3 (78.Kc2 Qd4 79.Kc1 Qf2 80.Kd1 Be4 81.Kc1 Qc2) 78...Qc3 (78...Qb2 79.Kd3 Bf3 80.Kc4 Be2 81.Kc5 Qb5) 79.Kf2 (79.Ke2 Bc4 80.Kf2 Qh3 81.Ke1 Qe3 82.Kd1 Bb3) 79...Kf4 80.Kf1 (80.Ke2 Qc2 81.Ke1 Ke3 82.Kf1 Qf2) 80...Qd2 81.Kg1 Qg2 0-1. Siddharth,Jagadeesh (1980) - Ronneland,Daniel (2205), Oslo Open, 2018. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2)

9.Ne5 Ne5 10.Be5 Qd7 11.Qb3 Qf5 12.f4 Qh5 13.h4 Qg4 14.Qd3=.

10.Nc3 Rd8 11.Nb5 Qd7 12.Rb1 a6 13.Nc3 Qd6 14.Nd2=.

10.Nc3 e5 11.Nd2 (11.Ng5 Rd8= 12.Nge4 Ne4 13.Ne4 Qf8 14.Ba3+= 0.34) 11...Bg4 (11...Rd8 12.Nde4 Ne4 13.Ne4+= Qe7 14.Ba3+= 0.31) 12.Nde4 (12.Rb1 Qd7= 13.Nde4 Ne4 14.Ne4= 0.03; 12.Nce4 Ne4 13.Ne4 Qe7 14.Rb1= 0.16) 12...Ne4 13.Ne4 Qe7 14.Qd2 (14.Rb1= 0.16) 14...Rad8 15.h3 (15.Rfb1 f5 16.Nc3 Qd6=) 15...Be6 16.Ba3 b6 17.Nc3? (better is 17.Nc5!? bc5 18.Bc6=) 17...Qd7–/+ 18.g4 (18.Nd5 Bh3 (18...Bd5?! 19.cd5 Ne7 20.e4=) 19.Bb2 Rfe8–/+) 18...Bc4! 19.Bb2 f5 20.gf5 gf5 21.Qg5 Be6 22.Qh4 Nd4–+ 23.e3 Nc2 24.Rad1 Nb4 25.d4 cd4 26.ed4 e4 27.Ba3 a5 28.d5 Bf7 29.Ne2 Bd5 30.Nf4 Qf7 31.Nh5 Be5 32.f4 ef3 33.Rf3 Qg6 34.Rf2? Bg2 35.Rd8 Bc6 36.Kf1 Bb5 37.Re2 Be2 38.Ke2 Qg2 39.Kd1 Qf3 40.Kd2 Bc3 41.Kc1 Qe3 42.Kb1–+ Qe4 43.Qe4 fe4 44.Bb4 ab4 45.Rf8–+ Kf8 46.Ng3 e3 47.Kc2 Kf7 48.Kd3 Bd2 49.Ne4? Kg6–+ 50.Nd6 Kg5 51.Ne8 Bc1 52.Ke2 Kf5 53.Kf3 Ke5 54.h4?! Kd4 55.Ke2 Kc3 56.Nf6 Kb2 57.Nh7 Ka2 58.Nf6 b3 59.Nd5 Bd2 0–1. Kosten,A (2540) – Michelakis,G (2430), 4NCL, West Bromwich ENG, 2003. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2)

10.Nc3 Bg4 11.Rb1= Rab8 12.Nb5 Qe6 13.Qd2 Rfc8 14.Qe3=.

10.Nc3 Bg4 11.h3 Bf3 12.Bf3 Nd4 13.Bg2 (< 13.Bb7 Rab8 14.Ne4 Ne4 15.Bd4 A) < 15...Bd4 16.Be4 Qg3 17.Bg2–/+; B) 15...Rb7?! 16.Bg7 Nf2 B1) < 17.Rf2 Qg3 (17...Kg7?! 18.Kg2=) 18.Rg2 Qe3 19.Kh2 Kg7–/+; B2) 17.Kf2 Kg7 18.Rb1=; C) 15...Nf2 16.Bf2 Ba1–+ (16...Rb7?! 17.Rb1 Rb1 18.Qb1=+)) 13...Rfd8 14.Rb1 (14.Bb7? Rab8 15.Ne4 Ne4 16.Bd4 Ng3 (16...Bd4?! 17.Be4 Qg3 18.Bg2–/+; 16...Qd4?! 17.Be4 Qa1 18.Qa1 Ba1 19.Ra1–/+) 17.Bg7 Rb7–+ (17...Kg7?! 18.fg3 Rb7 19.Qe1=+; 17...Nf1?! 18.Qf1 Rb7 19.Bc3–+)) 14...Rd7 15.Ne4 Ne4 16.Be4 Rad8 17.e3 f5 18.Bd5 e6 19.Bg2 Nc6 20.Bg7 Kg7 21.Qb3 e5 22.Qc3 Nb4 23.f4 (23.a3 Nd3 24.Bd5 Qa6=) 23...Qe7 (< 23...Na2 24.Qa1 (24.Qe5?! Qe5 25.fe5 Nc3=) 24...Nb4 25.fe5+=) 24.Qe5 (24.a3 Nd3 25.Bd5 Rd5 26.cd5 Rd5+/–) 24...Qe5=+ 25.fe5 Rd3 (< 25...Nd3 A) 26.Bb7?! Ne5 27.Bd5 a6= (< 27...Rd5 28.cd5 Rd5 29.Rb7 Kh6 30.Ra7+/–); B) < 26.Rb7 Rb7 27.Bb7 Ne5=+; C) 26.e6 Re7 27.Rb7+/–) 26.e4 fe4–/+.

10.Nc3 Bg4 11.h3 Bf3 12.Bf3 Nd4 13.Bg2 Rfd8 14.Nb5=.

7.0-0 Na6 8.a3 (8.b5 Nb8=) 8...Bg4 (8...Bf5 9.Nc3=) 9.d3 Nc7 10.Nbd2 Qd7 11.a4 (11.Qc2 Bh3=) 11...Bh3 12.b5 (12.Rb1 Bg2 13.Kg2 d5=) 12...Bg2 13.Kg2 Ne6 (13...d5 14.bc6 bc6 15.Be5=) 14.Qc2 (14.Rb1 cb5 15.ab5 a6=) 14...a6 (14...Rfc8 15.Rfb1=) 15.Rfb1 (15.b6 d5=) 15...ab5 16.ab5 cb5 17.cb5 (17.Ra8 Ra8 18.Bf6 Bf6 19.Rb5 Bg7=) 17...Ra1=+ 18.Ba1 Rc8 19.Qa2 (19.Qa4 h6=) 19...Rc5 Attacking the isolated pawn on b5 (19...d5 20.e4 d4 21.Rb4=) 20.Qa8 Ne8 (20...Nd8 21.Bf6 Rc8 22.Qa7 Bf6 23.Nc4=) 21.Bg7 Kg7 22.b6 (22.Qa4 d5=) 22...Nf6 23.Nc4 (23.Qa1 d5=) 23...h6 (23...Ng5 24.Ng5 Rg5 25.Kg1=) 24.Ra1 Nd8 25.Qa2 Rh5 (25...Nc6 26.e3=) 26.Qb2 (26.Kg1 Nc6=) 26...Qh3 27.Kg1 Rc5 (27...Nc6 28.d4=) 28.Ncd2 (28.Ra8 Nc6+=) 28...Kh7 29.Ra8 Rc8 30.Rc8 Qc8 31.Nc4 Qc5 32.Qd4 (32.Qb3 Nc6=) 32...Qb5 (32...Ne6 33.Qc5 Nc5 34.h3=) 33.Kg2 ½–½. Schouten,Freek (2050) – Omoifo,Osemekhian I (2105), Gibraltar Challenger B, 2016. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 c6)

7.0-0 Re8 8.Qb3 e5 9.d3 Qc7 10.Nc3 Nbd7 11.Rac1 Rb8 12.a4 h6 13.Nd2 Kh7 14.Qa2 Ng8 15.b5 f5 16.a5 Nc5 17.a6 Nf6 18.Ba3 Ne6 19.ab7 Bb7 20.Bb4 (20.bc6 Bc6 21.Nb5 Bb5 22.cb5 Qd8+/–) 20...Ba8 21.Ba5 Qd7 22.bc6 Bc6 23.Nd5 Nd4 24.Rfe1 e4 25.e3 Ne6 (25...Bd5 26.cd5 Nb5 27.de4 Ne4 28.Rc6+=) 26.Nf6 Bf6 27.d4 (27.de4 fe4 28.Ne4 Be4 29.Be4 Nc5+=) 27...Ng5 28.Bc3 d5 29.h4 Ne6 30.c5 g5 31.hg5 hg5 32.Rb1 (32.Qa3 Rh8=) 32...Kg6 (better is 32...Nc5!? 33.Bf1 Na4–/+) 33.Rb8 Rb8 34.Rb1 Rb1 35.Nb1 Qb7 36.Be1 Nc7 37.Nc3 ½–½. Hillgaertner,Walter (2045) – Will,Patrick (1745), Karl Mala Memorial op, 2008. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 d6 5.g3 0-0 6.Bg2 c6)

7.a4 Nbd7 8.d3 e5 9.Nbd2 Re8 10.e4 a5 11.b5 c5 12.b6 (better is 12.0-0!?=) 12...Qb6–/+ 13.Bc3 Qc7 14.Nb1 b6 15.Na3 Ba6 16.Rb1 (16.0-0 Qc6+=) 16...Bh6 (16...d5!? 17.Qc2 d4–/+) 17.Qb3 Reb8 18.Bh3 Kh8 19.Nh4 Bg7 20.–0 Kg8 21.Nc2 Bc8 22.Na3 Ba6 23.Qc2 Qd8 24.Bd2 Qe7 25.Qc1 (25.Nb5 Ne8=) 25...Bb7 26.Bg5 Bc6 27.Nb5 Bb5 28.Rb5 Nf8 29.Ng2 (29.f4 N8d7=) 29...Ra7 30.Ne3 Rab7 (better is 30...Ne6!? 31.Be6 fe6=) 31.Nd5+/– Qd8 32.f4 h6? 33.fe5+– hg5 34.ef6 Bh8 35.Qg5 Nh7 36.Qh4 g5 37.Qh6 Qf8 38.Ne7 Re7 39.Qf8 Kf8 40.fe7 Ke7 41.Rfb1 Bc3 42.Rb6 Rb6 43.Rb6 Nf6 44.Rb7 Kf8 45.Bf5 Nh5 46.Kg2 Ke8 47.Kf3 Nf6 48.Ra7 Kf8 49.h4 gh4 50.gh4 Bd2 51.Bg4 Ne8 52.Bh5 1–0. Corbin,Paul (2065) – Thill,Gerard (1820), Luxembourg–ch, 1999. (=1.Nf3 Nf6 2.c4 d6 3.g3 g6 4.b4 Bg7 5.Bb2 0-0 6.Bg2 c6)

7.a4 e5 8.d3 Re8 9.Nbd2 Nbd7 10.0-0 a5 11.b5 Qc7 12.e3 Nc5 13.Nb3 Nb3 (13...Nd3 14.Qd3 e4 15.Qe2 Bg4 16.Rac1 Qe7 17.Rfd1 h6=) 14.Qb3 Be6 (14...Bf5 15.d4 e4 16.Nd2 Qd7 17.f3 ef3=) 15.Ng5 Bc8 (15...Bf5 16.e4 Bc8 17.f4 h6=) 16.f4 h6 17.fe5 de5 18.b6 Qd8 19.Nh3 (19.Ne4 Ne4 20.Be4 Be6=) 19...Be6+= 20.Rab1 Nd7 21.Ba3 Ra6 22.Nf2 f5 (22...Nb6 23.Ne4 Na4 24.Qa4 Qd3 25.Rb7 Qc4 26.Qd1+/–; 22...Rb6?! 23.Qc3–/+) 23.g4 Bf8 (23...Rb6 24.Qc2–/+) 24.gf5+= gf5 25.Bf8 Rf8 26.Qc3 Rb6 27.c5 (27.d4 Rb1 28.Rb1 Qc7+=) 27...Rb1–/+ 28.Rb1 Qc7 (28...Qg5 29.Re1–/+) 29.d4+= Rf7 30.Kf1? (better is 30.Nd3!?+=) 30...ed4–+ 31.Qd4 Nf6 (31...Qh2 32.Nd3 Nf8 33.Nf4–+) 32.Nh3 Ng4 33.Nf4 Rd7?? (better is 33...Ba2 34.Rb2 Rd7–/+ (worse is 34...Nh2 35.Kg1+/–)) 34.Ne6+/– Qh2?? (34...Qh2 35.Qd7 Ne3 36.Ke2 Qg2 37.Ke3 Qe4 38.Kd2 Qd5 39.Qd5 cd5 40.Rb7 Kh8 41.c6 f4 42.Rg7 f3 43.c7 f2 44.c8Q#; better is 34...Rd4 35.Nc7 Ne3 36.Kf2 Ng2 37.Kg2 Rg4 38.Kh3 Rb4+/–). Davis,E – Pyrich,George, Scottish Championship, 1994. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0-0 5.Bg2 c6 6.c4 d6)

7.Nc3 Na6=.

7.Nc3 Nbd7 8.d4 Qc7 9.0-0 a5 10.Qb3 (10.b5 c5=) 10...ab4=+ 11.Qb4 Rd8 12.Qb3 Nf8 13.a4 b6 (13...Ra5!?=) 14.d5+= c5 (14...cd5 15.Nd5 Nd5 16.Bg7 Kg7 17.cd5+=) 15.Nb5+– Qd7 16.Bc3 Ne8 (16...Bb7 17.Rfb1+–) 17.Ng5 h6? (better 17...Qg4!? 18.f4 Bc3 19.Nc3 Ba6+–) 18.Ne6!+– fe6 (18...fe6 19.de6 Combination; 18...Ne6 19.de6 Combination) 19.de6 Ne6 20.Ba8 Nf8 (20...Bb7 21.Bb7 Qb7 22.a5 ba5 23.Ra5 Bc3 24.Ra7+–) 21.a5 ba5 22.Ra5 Bc3 (22...Bb7 23.Bb7 Qb7 24.Bg7 Ng7 25.Qd3+–) 23.Bd5 (23.Bd5 Kh7 24.Qc3+– (24.Nc3?! Ne6+–)) 1–0. marekt – mgilbert, net–chess.com, 2019.

7.d3 Qc7 8.0-0 Nbd7 9.Nc3 Nb6 10.b5 c5 11.Qb3 Nbd7 12.a4 Rb8 13.a5 Qd8 14.Qc2 Ne8 15.Rfe1 Ne5 16.Ne4 Nf3 17.Bf3 Bb2 18.Qb2 f5 19.Nc3 Nf6 20.b6 ab6 21.Bg2?? (21.Qb6 Qb6 22.ab6 g5+/–) 21...Bd7?? (21...ba5 22.Reb1 Bd7–/+) 22.Rad1?? (22.Qb6!? Qb6 23.ab6+/–) 22...Qc8?? (better is 22...ba5!? 23.Ra1 Bc6–/+) 23.e4 fe4 24.de4 Bc6 25.Nd5 Bd5+= 26.ed5 Qd7 27.Qe2?? Rf7?? 28.Ra1 Ne8 29.Qe6 Qe6? 30.Re6?? Ng7 31.Re2 Kf8 32.Bh3 Rd8 33.Rae1?? Rb8?? 34.f4 Rd8 35.Bg4 Nf5 36.Bf5 gf5 37.Re6 Rd7?? 38.Kg2?? Kg7?? 39.Kh3?? Kg8?? 40.Kh4?? Rg7?? 41.h3?? Kf7?? 42.g4?? fg4 43.hg4 Rg8?? 44.g5?? Rg6?? 45.f5+– Rg7? 46.Kh5 Kf8 47.Kh6?? Kf7?? 48.Rf1 Kg8? 49.Kh5?? Rf7?? 50.Kg4?? Rg7?? 51.Rh1?? Rd8? 52.Rhh6?? Rf8?? 53.f6?? ef6+= 54.Ref6 Rf6 55.Rf6= Rd7?? 56.Kf5?? Rf7?? 57.Ke6 Rg7 58.Kd6 Rg5? 59.Kc7 Rg7 60.Kb8?? h5? 61.d6 h4 62.d7 (62.d7 Rd7 63.Rb6–/+) 1–0. Boztuna,Mehmet (1785) – Sehitogullari,Halil, Wch U14 Kemer, 2009. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 d6 5.g3 0-0 6.Bg2 c6)

7.d3 e6 8.0-0 A) 8...Nbd7 9.Nc3 e5 10.a4 d5 11.cd5 cd5 12.Rc1 a5=; B) 8...Re8 9.d4 Nbd7 10.Qb3 e5 11.Nc3 Qe7 12.de5 Ne5=; C) 8...Qe7 9.a3 (9.Nc3 Rd8 10.Ne4 Ne4 11.Bg7 Ng3 12.fg3 Kg7=) 9...e5 10.Nc3 Rd8 11.Qd2 d5 12.cd5 cd5=; D) 8...e5 9.Nc3 Bf5 10.b5 Re8 11.Qd2 d5 12.bc6 bc6=.

7.d4 a5 8.b5 cb5 9.cb5 a4 10.Na3 Qb6 11.Nd2 d5 12.0-0 Bd7 13.Rb1 Rc8 (13...Bb5? 14.Bc3+– (worse is 14.Nb5 Qb5 15.e4 de4+=)) 14.Rc1 Rc1 15.Qc1 Bb5 16.Nb5 Qb5 17.Qc8 Bf8 18.Ba3 Qa6 19.Rb1 Nc6 20.Qb7 Qb7 21.Rb7 Nd4 22.Be7? (better is 22.Bb2!? e5 23.e3+=) 22...Ne2–/+ 23.Kf1 Be7 24.Ke2 Bc5 25.Rb5 Re8 26.Kf1 Rc8 27.Ke2 Re8 28.Kf1 ½–½. Torres,JL – Silva Nazzari,Roberto, URU–ch Uruguay, 1983. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 c6 5.c4 0-0 6.Bg2 d6)

7.d4 Qb6 8.a3 c5 9.Qa4 Bd7 10.Qb3 Nc6 11.dc5 dc5 12.0-0 cb4 13.ab4 (13.Ne5 Ne5 14.Be5 a5=+) 13...Qb4–/+ (13...Nb4? 14.Bd4 Qc7 15.Qb4+–) 14.Qb4 Nb4 15.Ne5 Nc6 16.Nc6 Bc6 17.Bc6 bc6 18.Ra6 Rfb8 19.Ba3 Rb6 20.Be7?? (better 20.Rb6 ab6 21.Be7=+) 20...Ra6–+ 0–1. blake507 (1845) – rozkurw (1870), gameknot.com, 2010. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 c6)

7.d4 d5 8.Nbd2=.

7.d4 e5 8.0-0 (8.de5 Ng4=) 8...Nbd7 (8...e4 9.Nfd2 d5 10.e3=) 9.Nbd2 (9.de5 Ng4 10.Qd6 Nde5 11.Qd8 (worse is 11.Be5 Ne5 12.Qd8 Nf3 13.Bf3 Rd8–/+) 11...Rd8 12.Bc3=) 9...Qe7 (9...e4 10.Ne1=) 10.e4 Ne8 (10...ed4 11.Nd4 c5 12.Nc2=) 11.Qc2 (11.Re1 ed4 12.Bd4 Ne5+=) 11...Nc7 (11...Nef6 12.a3+=) 12.a3+= f5 (12...c5 13.bc5 ed4 14.c6=) 13.Rfd1 (13.ef5 gf5 14.de5 de5+=) 13...f4= 14.de5 (14.c5 fg3 15.fg3 ed4 16.cd6 Qd6+=) 14...Ne5 15.Ne5 Be5 (15...de5 16.Qc3=) 16.Be5 de5 17.c5 (17.Qc3 Bg4 18.Bf3 Bd7=) 17...Be6 (17...Bg4 18.Bf3 Bf3 19.Qb3 Qe6 20.Qf3 fg3 21.Qg3+=) 18.Bf1 (18.Nc4 Bc4 19.Qc4 Kg7=) 18...Qf6 19.Bc4 (19.Qc3 Nb5 20.Bb5 cb5=) 19...Kh8 (19...Rad8 20.Nb3=) 20.Be6 Ne6 21.Nc4 Nd4 22.Qb2 Rad8 23.Kg2? (better is 23.Nd6!?=) 23...fg3–/+ 24.fg3?? (better is 24.hg3 Qf3 25.Kh2–+) 24...Qf3–+ 25.Kh3 (25.Kg1 Ne2 26.Qe2 Qe2 27.Rd8 Qf2 28.Kh1 Rd8 29.Nd6 Qf3 30.Kg1–+) 25…Rf4 (25...Rf4 26.Qe2 Qe2 27.Rf1 Ne6 28.gf4 Rd3 29.Ne3 Re3 30.Rf3 Qf3 31.Kh4 Qf4; 25...Qe4?! 26.Re1 Qf5 27.Kg2 Qc2 28.Qc2 Nc2 29.Rab1 Ne1 30.Re1–+) 0–1. Olafsson,Thorir – Gudmundsson,Arinbjorn, Reykjavik, 1955.

8.a3 Na6 9.b5 Nc7 (9...cb5 10.cb5 Nc7 11.Nc3=) 10.a4 (10.bc6 bc6 11.Nd4 Ra6 12.Nc6 Qe8+=) 10...Bd7 (10...Ne6 11.d3=) 11.d3 e5 12.Nbd2 (12.bc6 Bc6 13.Nc3 Rc8=) 12...Nh5 (12...Re8 13.Ne4 Bg4 14.h3=) 13.Ne4+= Bg4 (13...Qe7 14.Ba3 Ne8 15.Qc2=) 14.c5 d5 15.Nd6 Qe7 16.Nb7 (16.d4 ed4 17.Nd4 cb5 18.ab5 Ne8+/–) 16...cb5 17.c6 (17.Nd6 Rfb8 18.d4 ba4+=). Rolle – Kadur, corr, 1975. (=8.a3 (8.b5 d5=) 8...Na6 (8...e5 9.Nc3=) 9.b5 Nc7 (9...cb5 10.cb5 Nc7 11.Nc3=) 10.a4 (10.bc6 bc6 11.Nd4 Ra6 12.Nc6 Qe8+=) 10...Bd7 (10...Ne6 11.d3=) 11.d3 e5 12.Nbd2 (12.bc6 Bc6 13.Nc3 Rc8=) 12...Nh5 (12...Re8 13.Ne4 Bg4 14.h3=) 13.Ne4+= Bg4 (13...Qe7 14.Ba3 Ne8 15.Qc2=) 14.c5 d5 15.Nd6 Qe7 16.Nb7 (16.d4 ed4 17.Nd4 cb5 18.ab5 Ne8+/–) 16...cb5 17.c6 (17.Nd6 Rfb8 18.d4 ba4+=). Rolle – Kadur, corr, 1975. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 c6 7.0-0 a5)

8.a3 ab4 9.ab4 Ra1 10.Ba1 Na6 11.Qa4 Qb6 12.Nc3 Qb4-/+ 13.Rb1 Qa4 14.Na4 b5 (14...e5!?-/+) 15.cb5= cb5 16.Rb5 Bd7 17.Ra5 Ba4 (17...Rb8 18.Nc3 Nc5 19.Ra7=) 18.Ra4 Nc5 19.Ra2 (19.Ra7 Rb8=) 19...Rb8 20.Rb2 Ra8 21.Rb1 Nce4 (21...Nfe4!? 22.Bg7 Kg7=) 22.d3+= Nc5 23.Ne5 (better 23.Ne1!? Rc8 24.e3=) 23...Ra1-/+ 24.Ra1 de5 25.Ra8 (25.Ra5 Ncd7-/+) 25...Bf8 26.Kf1 Kg7 27.Ke1 e6 28.h3 e4 29.d4 Nb3 30.e3 Nc1 31.Kd2 Nd3 32.Ke2 Nc1 33.Kd2 Nd3 34.Ke2 Nc1 (34...Bd6 35.g4 h6 36.f3 ef3 37.Bf3-/+) 35.Kf1 (35.Kd2 Nd3=) 35...Nd3 (35...Bb4 36.f3 Nd5 37.fe4 Ne3 38.Kf2 Ng2 39.Kg2-/+) 36.Rb8 (36.Ke2 Bd6 37.g4-/+) 36...Nb4 37.Ke2 Nbd5 38.Rb3 h5 39.Kd2 (39.f3 ef3 40.Bf3 g5-/+) 39...g5 (39...Bd6 40.Rb7-+) 40.Ke2 (40.f3 Bb4 41.Kc2 ef3 42.Bf3 Be1-/+) 40...Kg6 (40...g4 41.Rb8-+) 41.Rb7 (41.f3 ef3 42.Kf3 g4 43.hg4 hg4 44.Ke2 Kf5-+) 41...Nc3 42.Ke1 Ncd5 43.Kd2?? (43.Ke2 g4 44.Rb8-+) 43...g4 44.h4 Bh6 (44...Bb4 45.Ke2-+) 45.Rb5 (45.Ke2 Kf5-/+) 45...Kf5 46.Rb7 Kg6 47.Bf1 (47.Rb5 Ne7 48.Ke1-/+) 47...Nh7-/+ 48.Bc4 Nhf6 49.Bb3 (49.Bf1 Ne8 50.Rb8-/+) 49...Bf8-+ 50.Bc2 Bb4 51.Ke2 Bf8 52.Rb8?? (52.Kd2 Bd6 53.Bb3-+) 52…Kg7 ½-½. timofeevich (2110) - zqas1236 (1930), Rated Classical game, lichess.org, 2014. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0-0 5.Bg2 d6 6.0-0 c6 7.c4 a5)

8.a3 ab4 9.ab4 Ra1 10.Ba1 Qb6 11.Qa4 Na6 12.Bc3 Bg4 13.d3 Nd7 14.b5 Nac5 15.Qb4 e5 16.h3 Bf3 17.Bf3 (worse 17.ef3 Re8 18.Rd1 cb5 19.cb5 Ne6=+) 17...cb5 18.Qb5 Qb5 19.cb5 Ra8 20.Bb4 Ra4 21.Bc5 Nc5 22.Nc3 Ra3 23.Ne4 Ne4 24.Be4 Rb3 25.Bb7 Rb5 26.Bc6 Rc5 27.Bb7 Rb5 28.Bc6 Rc5 29.Bb7 Rb5 30.Bc6 Rc5 31.Bb7 Rb5 ½-½. Tashev,Aleksandar (2040) - Granero Roca,A (2350), Mutxamel ESP, 2019. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0-0 5.c4 d6 6.Bg2 c6 7.0-0 a5)

8.a3 e5 9.Nc3=.

8.a3 Be6 9.d3 Na6 (9...ab4 10.ab4 Ra1 11.Ba1 Na6 12.b5 cb5 13.cb5 Nc5 14.Nc3 Qd7 15.Ng5 Bb3= 0.00 ) 10.Qd2 ab4 (10...Bd7 11.Rc1 ab4 12.ab4 Qb6 13.Ra4 Rfb8 14.c5 Qd8 15.Ra3 Nc7=0.19; 10...Qd7 11.ba5 Bh3 12.Re1 Bg2 13.Kg2 d5 14.Qe3 Rfd8 15.Nbd2 b5= 0.06; 10...Bg4 11.h3 Bf3 12.Bf3 Qd7 13.Bg2 ab4 14.ab4 d5 15.c5 Ra7= 0.09) 11.ab4 Qb6 (11...Qd7 12.Nc3 Bh3 13.Bh3 Qh3 14.Na4 Nc7 15.Nb6 Ra6= 0.19) 12.Bc3 (12.Ra4 Bd7 13.h3 Rfe8 14.Na3 e5 15.c5 dc5= 0.22) 12...h6 (12...Bd7 13.Na3 (13.Rc1= e5 14.Na3 Be6 15.b5 Nc5= 0.12) 13...Qc7 14.Ra2 e5 15.Rfa1 Rfe8+= 0.34; 12...Bg4 13.Na3 d5 14.e3 dc4 15.Nc4 Qd8+= 0.34) 13.Na3+= Nc7 (better is 13...Bg4!?+= 14.h3 Bf3 15.Bf3 d5+= 0.41) 14.Bd4+/– c5 15.bc5 dc5 16.Rfb1 Qc6 17.Be5 Bc8 18.Nh4 Qd7 19.Bb7 Rb8 20.Bg2 Rb1 21.Rb1 g5 (21...Ne6 22.Nf3+/–) 22.Nf3+– Ne6 23.Nb5 Bb7 24.Nc3 Bc6 25.Rb6 Ra8? (25...Rc8 26.h3+/–) 26.Qb2 (26.Ng5 Nd8 27.Nf3 Qf5+–) 26...Nf8? (better is 26...Rc8!?+/–) 27.Bf6 Bf6 28.Ne5! Be5 29.Bc6 (worse is 29.Rc6 Rb8 30.Qc1 Bc3 31.Rh6 Bg7–/+) 29...Bc3 30.Qc3 Qc7 31.Qb2 Ra1 32.Kg2 Ra2 33.Qa2 Qb6 34.Qa4 Qc7 35.Be4 e6 ½–½. Aguirre Lorenzo,L (2085) – Andrades Campo,F (2200), III Open, Bajada de la Virgen ESP, 2005. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0-0 5.Bg2 d6 6.0-0 c6 7.c4 a5)

8.ba5 Qa5 9.d3 Na6 10.Nbd2 Qh5 11.h4 Nc5 12.a4 Bg4 13.Qc2 e5 14.Bc3 Nfd7 15.Ne4 Ne4 16.de4 f5 17.Rfd1 fe4 18.Qe4 Nc5 19.Qc2 Bf5 (19...Bf3?! 20.Bf3 Qf5 21.Qf5 gf5 22.a5= (22.Rd6? Na4 23.Rb1 Nc3 24.Rb7 e4–+)) 20.Qb2 Na4 21.Ra4 Ra4 22.Rd6 Be4 (22...Rc4 23.Be5 Qh6 24.Qb7+=) 23.Qb3 (23.Be5!? Be5 24.Ne5 Bg2 25.Kg2+=) 23...Ra7–/+ (23...Bf3 24.Bf3 Rf3 25.ef3+–) 24.c5 Bd5 25.Rd5 cd5 26.Qd5 Kh8 27.Ng5 Qe2 28.Nf7 Rf7 29.Qf7 Ra8 30.Qb7 (30.Bb7?? Rf8 31.Bf3 Qd3–+ (31...Rf7?! 32.Be2 Rc7 33.f3–/+; worse is 31...Qf3 32.Qf3 Rf3 33.Bd2–+)) 30...Rf8 31.c6 Qf2 32.Kh2 Qc2 33.Bb4 Rg8 34.Qe7 h5 (34...Qf5 35.Bh3 Qf2 36.Bg2+=) 35.Bd6 White plans c7 35...Qc3 (35...Qf5!?+=) 36.Qe6+= Qc2 37.c7 Kh7 38.Kh3 (38.Be5 Be5 39.Qe5 Rg7–+) 38...Qc1 39.Qf7 (39.Be5?! Be5 40.Qe5 Rc8=) 39...Qd1 40.Qg8!! Kg8 41.c8Q Kh7 42.Qe6 Qe2 43.Be7 1–0. Senger,Richard – Bilo,Heinz, BL2–West, 1980. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 c6 7.0-0 a5)

8.b5 a4 9.Na3 e5 10.d3 Bd7 11.Nd2 Ne8 12.Rb1 f5 13.Bc3 Qc8 14.Rb4 cb5 15.Nb5 Bb5 16.Rb5 Nc6 17.Qc2 Ra7 18.Rfb1 Nc7 19.Rb6 Na8 20.R6b2 Qd7 21.Qc1 Bh6 22.Qf1 Rb8 23.Bd5 Kh8 24.Qg2 Nd8 25.c5! Bg7 (25...dc5 26.Be5) 26.Nc4 dc5 27.Ne5 Qe8 28.f4 a3 29.Rb3 Qa4?? (better is 29...Nc7+/–) 30.Ng6! (30.Ng6 hg6 31.Qh3) 1–0. Weirich,Pierre – Viard,Dominique, FRA AJEC28 corr, 1983. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0-0 5.Bg2 c6 6.c4 d6 7.0-0 a5)

8.b5 a4 9.Na3 e5 10.d3 Re8 11.Rb1 Nbd7 12.Nd2 d5 13.bc6 bc6 14.cd5 cd5 (worse 14...Nd5 15.Ne4+/-) 15.Nb5 Bf8 (15...Ba6 A) worse 16.Qa4 Re6 17.Nc4 Bb5 (17...dc4?! 18.Ba8 Qa8 19.Nc7=+) 18.Qb5 Rb8-+ (18...dc4?! 19.Ba8 Qa8 20.Qc4=+); B) 16.Ba3 Bf8 17.Bf8 Nf8 18.Qa4 Bb5 19.Qb5 Ra2 20.Rb2 Rb2 21.Qb2=) 16.Ba1 (16.Qc2!? Bc5 17.d4+=) 16...Qa5= 17.Bc3 Qd8 (17...Qb6 18.Ba1=) 18.Bb4 (18.d4!?+=) 18...Bb4= 19.Rb4 The isolani on a4 becomes a target 19...Qa5 20.a3 Nc5 21.Qc2 Na6 22.Rbb1 Bd7 23.Qc3?? (23.Nd6 Re6 24.Nb7 Qc7 25.Qc7 Nc7+=) 23...Qc3?? (better 23...Qb6 24.Nc4 dc4 25.Ba8 cd3 (25...Ra8?! 26.Qe5 Bh3 27.Rfc1=+; 25...Bb5?! 26.dc4 Ra8 27.Rb5=) 26.Qd3 Ra8-+) 24.Nc3+= Nc7 25.Rb6 Rec8? (better 25...Kg7+=) 26.Rf6+- Rf8 1-0. Nenezic,M (2515) - Robulj,N (2285), European Rapid. 2018. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 c6 7.0-0 a5)

8.b5 a4 9.d3 cb5 10.cb5 Nbd7 11.Na3 Nb6 12.Nd2 d5 13.Nf3 Qd6 14.Qd2 Re8 15.Qf4 Qf4 16.gf4 Nh5 17.Bg7 Kg7 18.e3 Bf5 19.d4 Rec8 20.Rfc1 Nf6 21.Nd2 Kf8 22.Rc5 Nbd7 23.Rcc1 Ke8 24.f3 Bd3 25.Bf1 Bf1 26.Kf1 Kd8 ½–½. Lahilhanne,Philippe (2090) – Bernard,Christophe (2295), FRA–ch Acc Montpellier, 1991. (=1.g3 Nf6 2.Bg2 g6 3.b4 Bg7 4.Bb2 0-0 5.Nf3 c6 6.c4 d6 7.0-0 a5)

8.b5 cb5 9.cb5 a4 10.a3 Nbd7 11.Nc3 Nc5 12.Rb1 Bf5 13.d3 e5 14.Nd2 (14.e4 Bg4=) 14...Re8 15.Ba1 (15.Nde4 Nfe4 16.de4 Be6=) 15...d5 16.Rb4 The pressure on a4 grows 16...Bf8 17.d4 Nb3 18.Ra4 Ra4 19.Na4 Na1 (19...Nd4 20.Bd4 ed4 21.Nb3=) 20.Qa1= Qa5 21.de5 Qa4 (worse is 21...Qd2 22.ef6 Qa5 23.Nc3+/–; 21...Qb5?? 22.Nc3 (22.ef6?! Qa4 23.e3 Rd8+=) 22...Qa6 23.ef6+–) 22.ef6 Re2 23.Nf3 Bc5 24.Qc1 Qc2 25.Qh6+/– Bf8 26.Qh4 Re4 27.Nd4?? Qd3–/+ 28.Be4 Be4 29.f3 Qd4 30.Kg2 g5 31.Qg5 Bg6 32.f4 h6–/+ 33.Qg4 Bc5 34.Rd1? Qe4–+ 35.Kh3 Kh7 36.Kh4 h5?? 37.Qg5?? Bd4 38.a4?? Qe2–+ 39.Rh1 Bf6! (39...Bf6 40.h3 Bg5 41.fg5 Qe4 42.g4 Qg2 43.Rf1 Qf1 44.Kg3 h4 45.Kh2 Qf2 46.Kh1 Be4#) 0–1. Moor,Olivier – Korenova,Martina (2210), Bad Ragaz op, 1994. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 c6 5.c4 d6 6.Bg2 0-0 7.0-0 a5)

8.b5 cb5 9.cb5 Bd7 10.Nc3 (10.Qa4 Qb6 11.Nc3 Na6=) 10...d5 (10...a4 11.a3=) 11.Qb3+= e6 (11...Bg4 12.h3 Bf3 13.Bf3=) 12.Rac1 b6 (12...Qb6 13.Ne5+=) 13.Na4+– h6 (better 13...Ra7!?+–) 14.Bd4+– Qe8? (better 14...Ne4 15.Nb6 Ra7 16.Nd7 Rd7+–) 15.Nb6 Bb5 (15...Ra7 16.Nd5 Nd5 17.Ba7 Bb5+–) 16.Na8 (16.Na8 Be2 17.Rfe1+–) 1–0. Janek – bitsky, internet, 2017.

8.b5 cb5 9.cb5 Nbd7 10.Na3 Nb6 11.Rc1 Be6 12.Qc2 Rc8 13.Qb1 Nfd5 (13...Qd7 14.d3=) 14.Bg7+= Kg7 15.Qb2 Kg8 16.Ng5 Qd7 17.Qd4 Rc1 18.Rc1 Rc8 19.Re1 Rc5 20.e4 Nc7 Pawn b5, live or die! 21.e5 Ba2 22.Qh4 h5 (22...Nb5?? 23.Qh7 Kf8 24.Qh8#; 22...de5?? 23.Qh7 Kf8 24.Qh8#) 23.ed6 Qd6 24.Ne4 Qe6 25.Ra1 Re5 26.d4 Rd5 (26...Rf5 27.Bh3 Bd5 28.Bf5 Qf5 29.Nd2= (29.Qe7 Be4 30.f4 Ne6–+)) 27.Ra2 Rd4 28.Re2 (28.Ra1 Ra4 29.Rc1 Ncd5+/–) 28...Ra4 (28...f5 29.Nc3 Rh4 30.Re6 Ne6 31.gh4=) 29.Nc3 (better is 29.Nc2+/–) 29...Ra3? (better is 29...Rh4 30.Re6 Ne6 31.gh4 Nc5=) 30.Re6+– Ne6 31.Ne2 Ra2 (31...Ra1 32.Bf1 Nc8 33.Nc3+–) 32.Qe4 a4 (32...Na4 33.Nf4 Ra1 34.Bf1+–) 33.Nc3 Ra1 34.Bf1 a3 35.Qb7 Nc4 (35...Rc1 36.Qb6 Rc3+–) 36.Qc8 (36.Qc8 Kh7 37.Qc4+–) 1–0. Gourlay,I (2350) – Dickinson,T (2150), 4NCL, 2012. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0-0 5.Bg2 d6 6.0-0 c6 7.c4 a5)

8.b5 Qb6 9.a4 (9.Nc3 cb5 10.Nb5 Nc6=) 9...Be6 (9...Na6 10.ba6 Qb2 11.ab7 Qb7 12.Nc3+=) 10.d3 c5 (10...Nbd7 11.Nc3=) 11.Nbd2 (11.Nc3 h6+=) 11...h6 12.e4 (12.Ra3 Nbd7+=) 12...Nbd7 13.Ne1 (13.Qc2 Ng4=) 13...Ne8 (13...Ng4!? 14.Bg7 Kg7+/–) 14.Bg7= Ng7 15.f4 (15.Ndf3 Bg4=) 15...f5 (15...Nf6!?=) 16.Qe2+= Rae8 17.Nef3 White plans e5 17...Kh7 18.Nb3 (18.Nh4 Nf6+=) 18...Qc7 19.Rfe1 b6 20.e5 (20.Rad1 fe4 21.de4 Bg4+=) 20...de5 21.Ne5 Ne5 22.Qe5 (worse is 22.fe5 f4+=) 22...Qe5 23.Re5 (worse is 23.fe5 Rd8 24.Rad1 f4+=) 23...Rd8 24.Bf1 (24.Bd5 Rf6+=) 24...Rd6 (24...g5 25.Be2=) 25.Rae1 (25.d4 cd4 26.c5 Rd7+= (26...Bb3? 27.cd6 ed6 28.Re7+–)) 25...Rfd8 26.Kf2 Kg8 27.Nd2 Kf7 28.Nf3 Ne8 (28...Kf6 29.h4=) 29.R5e3 (29.d4 cd4 30.Nd4 Rd4 31.Re6 Nd6 32.Re7 Kf8+=) 29...Nc7= 30.Ne5 Kf6 31.Nc6 R8d7 (31...Re8 32.h4+=) 32.Ne5 (32.h4 h5+=) 32...Rd8= 33.Nc6 R8d7 34.Ne5 ½–½. Mieli,M (2055) – Paoli,E (2300), 21st Open, Bratto ITA, 2001. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 d6 5.Bg2 0-0 6.0-0 c6 7.c4 a5)

8.b5 Qc7 9.Nc3 Nbd7 10.Rc1 Re8 11.d4 e5 12.e3 Nf8 13.bc6 bc6 14.c5 dc5 (14...e4!? 15.Nd2 (15.cd6 Qb7) 15...d5+=) 15.Ne5+= Bb7 16.Na4 cd4 17.ed4 (worse is 17.Qd4 N6d7 18.f4 Ne5 19.fe5 Be5+= (worse is 19...Re5 20.Qd2+=)) 17...Ra6 (17...Rac8!?+/–) 18.Nc5+– Rb6 19.Bc3 (19.Nb7?! Rb2 20.Bc6 Rc8+/–) 19...Ba6 20.Re1 Qc8 21.Ba5 Rb2 22.Bc3 Rb6 23.Na4 Rb8 24.Nc6 Rb7 25.Nc5 Rc7 26.Qa4 Bb7 27.Nb7 Rb7 28.d5 (better is 28.Re8!? Qe8 29.Re1 Qc8+–) 28...Re1 29.Re1 Kh8 30.d6 Ne6 31.Rd1 Rd7 (31...Qe8 32.Qh4 g5 33.Qc4+–) 32.Bb4 (32.Ne5!? Qc3 33.Nd7 Qb2+–) 32...Ng8 33.a3 (33.Ne7 Qd8 34.Bc6 Rd6 35.Ng6 hg6 36.Bd6 Qf6+–) 33...Bf6 (33...f5 34.Re1 Nf8 35.Qb5+–) 34.Qb3 (34.Na7 Qd8+–) 34...Nd8 (34...Kg7 35.Qe3+–) 35.Nd8 Qd8 36.Bc6 Ra7 37.Bc5 Ra6 38.Bb7 (38.Bb7 Ra5 39.Qb4 Rc5 40.Qc5+–) 1–0. Shen Siyuan (2335) – Thong Yung Cheng (1975), Dato Arthur Tan Malaysian Op, Kuala Lumpur, 2007. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0-0 5.Bg2 d6 6.0-0 c6 7.c4 a5)

8.b5 d5 9.Na3 cb5 10.cb5 a4 11.Rc1 Qd6 12.d3 Bd7 13.Qd2 Nh5 (13...Bg4 14.Rc2=) 14.Nd4 (14.Bg7 Ng7 15.Qc3 Rc8+=) 14...Rd8 15.e3 Be8 (15...e5 16.Ndc2+=) 16.Bc3 e5 (16...Qa3? 17.Bb4 Qc1 18.Rc1 Bd4 19.ed4 Bb5 20.g4+–) 17.Bb4 White gets in control 17...Qf6 18.Ne2 Bf8 (18...Qe6!?+=) 19.Bf8+– Kf8 20.Qb4 Kg8 21.Rc7 Qb6 22.Qe7 Nd7 23.Rfc1 Nhf6 24.h4 (24.d4!? ed4 25.Nd4+–) 24...Kg7+– 25.d4 Ng8 26.Qb4 e4 27.Nf4 Ndf6 28.Bh3 Kh8 (28...Bd7 29.Bd7 Rd7 30.Rd7 Nd7 31.Nd5+–) 29.Qf8 (29.Qc5 Qc5 30.dc5 Rab8+–) 29...Bd7+– 30.Qc5 Qc5 31.R1c5 b6 32.Rc1 Ne7 (32...Bh3 33.Nh3 Rd7 34.Nf4+–) 33.Rb7 Bh3 (33...Rab8 34.Rb8 Rb8 35.Bd7 Nd7 36.Rc7+–) 34.Nh3 Nc8 (34...Rd7!? 35.Rb6 Kg7+–) 35.Rf7+– Ne8 36.Ng5 Ncd6? (36...Kg8 37.Rh7 Ncd6+–) 37.Rf8 (37.Rf8 Kg7 38.Ne6 Kh6 39.Nd8 Rd8 40.Rc6+–; 37.Rh7?! Kg8+–) 1–0. Munoz Santana,Jose Lisandro (2430) – Beukes,Dante M (2155), 43rd Olympiad, 2018. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 c6 7.0-0 a5)

8.b5 d5 9.d3 cb5 10.cb5 Bd7 11.a4 Bg4 12.Nbd2 Nbd7 13.h3 Bf3 14.Bf3 Rc8 15.Ra2 (15.Nb3 Nc5+=) 15...Qb6 16.Nb3 e5 (16...Rc7 17.Qd2+=) 17.Qd2+= e4 (17...Ra8 18.Rc1+=) 18.Bg2 Ra8 (18...ed3 19.Qd3 Rfe8 20.Qd2+–) 19.Bd4+– Qd8 20.Rc1 Re8 21.Rac2 Bf8 22.Rc7 Ba3 23.R1c2 Bb4 24.Qh6 (24.Qg5 Rb8+–) 24...ed3+– 25.ed3 Re1 26.Kh2 Bf8 27.Qd2 Bb4 (27...Rb1 28.Qf4 Nh5 29.Qe3+–) 28.Qf4 Nh5 (28...b6+–) 29.Qf3 Bd6 (29...Nhf6 30.Rb7 Be7 31.Rc6+–) 30.Rb7 Rc8 (30...Ndf6+–) 31.Rc8 Qc8 32.Qd5 Re6 33.Ra7 (better 33.Na5 Nhf6 34.Qc4+–) 33...Ng3 (33...Nhf6 34.Ra8 Nb8+–) 34.fg3 Nf8 (34...h5 35.Qb7 Qb7 36.Rb7+–) 35.Qf3 Nd7 36.Qb7 Qd8 (36...Qb7 37.Rb7 Nf6+–) 37.Qd7 Bg3 38.Kg1 (better 38.Kg3 Qg5 39.Kh2 Qf4 40.Kh1 Re1 41.Bg1 Kg7+–) 38...Re1 39.Bf1 Bf2 (39...Qd7 40.Rd7 Kf8+–) 40.Bf2 Qg5 41.Qg4 (41.Qg4 Qg4 42.hg4+–) 1–0. Polatel,Ali – Koksal,Recep, Ordu International Chess Tournament, 2015. (=1.Nf3 Nf6 2.g3 d6 3.Bg2 g6 4.b4 Bg7 5.Bb2 0-0 6.0-0 c6 7.c4 a5)

8.a3 a5 9.d4 ab4 10.c5 (10.Qb3 c5+=) 10...Qb5–/+ 11.a4 Qa6 12.Nbd2 dc5 13.dc5 Rd8 14.Ne5 (14.Qb3 Nbd7–/+) 14...Ng4 15.f4? (better is 15.Nd3 Rd3 16.Bg7 Rd2 17.Qd2 Kg7 18.Bh3–/+) 15...Ne3–+ 16.Qb3 Be5 (16...Rd2?? 17.Qf7 Kh8 18.Ng6 hg6 19.Qg7; 16...Ng2?? 17.Qf7 Kh8 18.Ng6 hg6 19.Qg7) 17.fe5 Nf1 (17...Rd2?? 18.Qf7 Kh8 19.Qf8; 17...Ng2?? 18.Qf7 Kh8 19.e6 Rd4 20.Bd4) 18.Rf1 Bf5 (18...Rd2?? 19.Qf7 Kh8 20.Qf8) 19.Rf5 (19.Qb4 Qa4 20.Qc3–+) 19...gf5 (19...Rd2?? 20.Qf7 Kh8 21.Qf8) 20.Qe3 f4 21.gf4 Qa4 22.Be4 Qd1 23.Nf1 Kf8 (23...e6!? 24.f5 Nd7 25.Qh6 Qe2 26.f6 Qg4 27.Kf2 Qf4 28.Qf4+–) 24.f5 Ra2 (better is 24...Qe1 25.Qh6 Ke8 26.Qh7 Kd7 (26...Qe2?! 27.e6 Qg4 28.Bg2 fe6 29.fe6 Qe6 30.Bh3=) 27.e6 fe6–+) 25.Qh6= Ke8 26.e6 fe6 27.fe6 Rd5 28.Qg7 Kd8 29.Bd5 Rb2 30.Qf8 Kc7 31.Qe7 Kc8 32.Qf8 Kc7 33.Qf4 (33.Qf4 Kd8 34.Qb8 Ke7 35.Qd6 Kf6 36.e7 Kf5 37.Qe6 Kg5 38.Qe5 Kh4 39.Qf4 Kh5 40.e8Q) 1–0. Hernandez,J – Bujan Mosteiro,Carlos J, ESP corr Spain, 1994. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 d6 5.g3 0-0 6.Bg2 c6)

8.a3 a5 9.Bd4 c5 10.bc5 dc5 11.Bc3 Nc6 12.e3 (12.d3 Nd4=) 12...Rd8 13.Ne5 (13.Qa4 Bd7=) 13...Ne5+= 14.Be5 Qe6 15.Bf6 Bf6 (worse is 15...ef6 16.Bd5 Qd6 17.Nc3=) 16.Bd5 (16.Ra2!?+=) 16...Qa6–/+ (16...Ba1 17.Be6 Be6 18.Qb3+/–; 16...Rd5?! 17.cd5 Qd5 18.Nc3=) 17.Ra2 e6 (17...Bh3!?–/+) 18.Bf3 Qc4 19.Rc2 Qd3 20.Be2 (20.Rc5!? b6 21.Rc7+=) 20...Qd6 21.Qc1 (21.Nc3 Be7–/+) 21...b6–+ 22.Bf3 Rb8 23.d4 (23.Rd1 Qd3–+) 23...cd4 24.Rc6 Qe5 25.ed4 Qf5 (25...Qd4?! 26.Rd1 Qa1 27.Rd8 Bd8 28.Rc8 Rc8 29.Qc8 Qb1 30.Kg2–+) 26.Nd2 Ba6 (26...Bb7 27.Be4 Qg4 28.Bf3 Qd4 29.Rc7 Bf3 30.Nf3–+) 27.Be4 Qg5 28.h4 Qg4 29.Re1 Bd4 30.Kg2 Bc5 31.Bf3 Qd4 32.Ne4 Bb7 33.Rd1 Qe5 34.h5 Bc6 35.hg6 hg6 36.Rh1 Be4 (36...Be4 37.Qf4 Qf4 38.gf4 Bf3 39.Kf3 Rd3 40.Ke2 Ra3–+) 0–1. Rakous,Pavel (1995) – Cermak,Michal (2030), Czechia KP–chTA, 2007. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 c6)

8.a3 Nbd7 9.Nc3 c5 10.Na4 Qc7 11.b5 Rb8 12.Nc3 b6 13.a4 Bb7 14.d4 Rfd8 15.d5 Ng4 16.Qd2 Nde5 17.Ne4 Nc4 18.Qc2 Nb2 19.Rab1 Bd5 20.Ned2 Bf3 21.Bf3 Qd7 22.Rb2 Bb2 23.Qb2 Ne5 24.Rd1 Nf3 25.Nf3 f6 26.e3 Qg4 27.Kg2 Rb7 28.Qd2 Qe4 29.Rc1 Qa4 30.Qd5 Kg7 31.Qb7 Kf8 32.Qc7 Re8 33.Qc6 Qa3 34.Rd1 Qa4 35.Rd2 h6 36.Nh4 g5 37.Nf3 Kf7 38.Qd7 a5 39.Rd6 Qe4 40.Rb6 g4 41.Qc6 gf3 Black claimed a win on time 0–1. markmooney (1835) – The Bin Man (1745), ChessWorld.net, 2005.

8.a3 e5 9.d3 Be6 10.Qc2 Nbd7 11.Nbd2 Rac8 12.d4 ed4 13.Nd4 Ne8 14.Ne6 fe6 15.Bh3 Nc7 16.c5 (16.Bg7 Kg7 17.Ne4 d5+=) 16...dc5= 17.Nc4 Qa6 18.Bg7 Kg7 19.Nd6 Rcd8 20.bc5 Nf6 (20...b6 21.cb6 Qb6 22.Rac1+=) 21.e4 Kg8 (21...b6 22.Rfd1 Rb8 23.cb6 Rb6 24.Rd2+/–) 22.f4 (22.Rfb1 Nfe8 23.Rb7 Rd6 24.Rc7 Rd1 25.Qd1 Nc7+–) 22...b6 23.Rfc1 Nfe8 (23...bc5 24.Qc5 Qd3 25.e5+–) 24.Ne8 (24.Bf1!? b5 25.e5+–) 24...Rfe8+/– 25.cb6 (25.Bf1 b5 26.a4 Qb7+/–) 25...Qb6+= 26.Qc5?? (26.Qf2 Qf2 27.Kf2 Rd2 28.Ke3 Rh2 29.Bf1+/– (worse is 29.Rc6 Rh3 30.Rc7 Rg3 31.Kd4 e5 32.fe5 Rd8 33.Kc4 Re3=)) 26...Rd1!!–+ 27.Kg2 Qc5 28.Rc5 Ra1 29.Rc6 Ra2 30.Kf3 Ra3 31.Kg4 Nb5 32.Kg5 Nd4 33.Rd6 Ra5 34.Kf6 Rf8 35.Ke7 e5 36.fe5 Re5 37.Kd7 Re4 38.Bg2 Rf7 39.Kd8 Ne6 40.Kc8 Rc7 41.Kb8 Rb4 42.Ka8 Rc8 43.Ka7 Ra4 44.Kb6 Rb8 45.Kc6 Ra6 46.Kd5 Rb5 47.Ke6 Rd6 48.Kd6 Kg7 49.h3 Rb3 50.g4 Rg3 51.Bf1 Rg1 52.Be2 Rh1 53.Kd5 Rh3 54.Ke4 Ra3 55.Kf4 Kf6 56.g5 Kg7 57.Kg4 h6 58.gh6 Kh6 0–1. Stathopoulos,I (1905) – Panagos,T (1815), 37th Greek Teams, Kallithea GRE, 2009. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 c6 7.0-0 Qb6)

8.Qb3 d5 9.d3 Be6 10.Nbd2 Na6 11.a3 dc4 12.Nc4 Qd8 13.Nd4 Bc8 14.Rfc1 Ng4 15.Nf3 Be6 16.Bg7 Kg7 17.Qb2 f6 18.h3 Nh6 19.g4 Qd7 20.Na5 Rad8 21.Ng5 Bd5 22.Ne4 (22.Bd5 Qd5 23.Nb7 Qg5 24.Nd8 Rd8 25.Rc6 Ng4=) 22...g5 (better is 22...Nf7!?=) 23.Ng5+/– Bg2 24.Kg2 Ng4 (24...Nf7 25.Ne4+/–) 25.Nb7+– (25.hg4 Qg4 26.Kf1 Qg5–/+) 25...Rb8 26.Na5 Qd5 27.Nf3 Qa5 28.hg4 Qd5 29.Qd4 Rb6 30.Rh1 e5 31.Qe3 Nc7?? 32.Qh6 (32.Qh6 Kf7 33.Qh7 Ke6 34.Qc7+–) 1–0. Giffard,N (2315) – Le Pape,V (1985), 27th Open Cappelle la Grande FRA, 2011. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 c6 7.0-0 Qb6)

8.Qb3 e5 A) 9.a4 A1) 9...a5 10.b5 e4 11.Nd4 d5 12.cd5 Nd5 13.e3 Nd7 14.bc6 bc6 15.Qb6=; A2) 9...Be6 10.a5 (10.d4 ed4 11.Nd4 Na6 12.b5 Nc5 13.Qc2 cb5 14.a5 Qc7 15.cb5=; 10.Ng5 Na6 11.Ne6 fe6 12.b5 Nc5 13.Qe3 cb5 14.cb5 h6 15.d4=; 10.d3 a5 11.b5 Nbd7 12.Nbd2 Nc5 13.Qc2 Rfe8 14.d4 ed4 15.Bd4=) 10...Qa6 11.d3 Nbd7 12.Nc3 d5 13.cd5 Nd5 14.Ng5 Nc3 15.Qc3+=; A3) 9...Bf5 10.a5 (10.d4 e4 11.Nfd2 d5 12.e3 Nbd7 13.Nc3 Be6 14.a5 Qd8 15.cd5+=; 10.b5 Nbd7 11.a5 Qc7 12.Nc3 Rae8 13.a6 ba6 14.bc6 Nc5 15.Qa2=; 10.Bc3 a5 11.b5 Nbd7 12.d4 Ne4 13.e3 Nc3 14.Nc3 ed4 15.ed4=) 10...Qc7 11.Nc3 Nbd7 12.d4 Rae8 13.a6 e4 14.Nd2 b6 15.e3+=; A4) 9...Na6 10.Bc3 (10.b5 Nc5 11.Qd1 cb5 12.cb5 Ne6 13.Nc3 Qa5 14.Qc2 Nc5 15.e4=) 10...Re8 11.d3 h6 12.Nbd2 Be6 13.e4 Rad8 14.d4 Bg4 15.Rae1=; B) 9.c5 dc5 10.bc5 Qb3 11.ab3 Nfd7 12.b4 Na6 13.Ra4 Rd8 14.Bc3 b6 15.cb6=; C) 9.Nc3 C1) 9...Bf5 10.d4 (10.b5 Rc8 11.Ng5 Rf8 12.a4 Nbd7 13.a5 Qc7 14.a6 Nc5 15.Qa2+=; 10.h3 h6 11.d4 e4 12.Nh4 Be6 13.d5 cd5 14.cd5 Nd5 15.Nd5+=; 10.Rad1 Na6 11.d4 Qb4 12.Qb4 Nb4 13.de5 de5 14.Ne5 Ng4 15.Ng4+=) 10...ed4 11.Na4 Qc7 12.Nd4 Be6 13.Rad1 Qe7 14.b5 Rc8 15.Ne6+=; C2) 9...Bg4 10.a3 (10.d4 Nbd7 11.Rad1 Rad8 12.h3 Bf3 13.Bf3 Rfe8 14.d5 e4 15.Bg2=; 10.Ng5 h6 11.Nge4 Ne4 12.Be4 Be6 13.Bg2 Na6 14.a3 f5 15.Qc2=; 10.h3 Be6 11.Ng5 Nbd7 12.Nce4 Ne4 13.Be4 Nf6 14.Ne6 fe6 15.Bg2=) 10...Nbd7 11.h3 Be6 12.Ng5 Bf5 13.g4 Be6 14.Ne6 fe6 15.c5+=; C3) 9...Na6 10.a3 (10.b5 Nc5 11.Qc2 Bf5 12.d3 cb5 13.cb5 Rfc8 14.a4 Be6 15.Ra3=) 10...Bf5 11.d4 ed4 12.Na4 Qc7 13.Nd4 Be6 14.b5 Nb8 15.Rad1+=; C4) 9...Be6 10.Rad1 (10.Rfd1 Na6 11.a3 h6 12.e4 Nc5 13.Qc2 Ncd7 14.Qd3 Rad8 15.Qe2=; 10.Ng5 Bf5 11.e4 Bd7 12.c5 Qd8 13.f4 ef4 14.gf4 h6 15.Nf3=; 10.b5 Nbd7 11.d4 ed4 12.Na4 Qb5 13.cb5 Bb3 14.ab3 cb5 15.Nd4=) 10...h6 11.d4 e4 12.Nd2 d5 13.b5 Re8 14.Na4 Qc7 15.Nc5=; D) 9.a3 D1) 9...Bf5 10.Nc3 (10.d4 e4 11.Nfd2 Re8 12.Nc3 Nbd7 13.e3 c5 14.Rad1 cd4 15.Na4=; 10.c5 dc5 11.Ne5 Be6 12.Nc4 Qa6 13.Rc1 b5 14.Qf3 Bd5 15.e4–/+; 10.d3 Nbd7 11.Nbd2 a5 12.e4 Bg4 13.h3 Bf3 14.Bf3 Rfe8 15.Rfb1=) 10...Nbd7 11.d4 a5 12.b5 ed4 13.Na4 Qc7 14.Nd4 Bg4 15.bc6+/–; D2) 9...Rd8 10.Nc3 (10.d4 e4 11.Nfd2 d5 12.f3 ef3 13.Qf3 Re8 14.e3 Be6 15.c5=; 10.Ng5 Rf8 11.Nc3 Bf5 12.e4 Bd7 13.c5 dc5 14.Na4 Qb5 15.Nc5=; 10.d3 Nbd7 11.d4 e4 12.Nfd2 d5 13.Nc3 Nf8 14.e3 Be6 15.cd5=) 10...Na6 11.Rac1 Be6 12.Ng5 Nc7 13.Na4 Qa6 14.f4 ef4 15.Rf4+=; D3) 9...Na6 10.d3 (10.d4 e4 11.Nfd2 Bf5 12.Nc3 Rae8 13.e3 c5 14.Nb5 Re7 15.f3=; 10.Nc3 Bf5 11.d4 Rfe8 12.e3 e4 13.Ng5 c5 14.b5 Nb8 15.g4=; 10.Qc2 Bf5 11.d3 Bg4 12.Nbd2 Rfe8 13.h3 Be6 14.Ng5 Bf5 15.Nge4=) 10...Bf5 11.Nbd2 Rae8 12.e4 Bg4 13.h3 Bd7 14.d4 ed4 15.Nd4+=; D4) 9...Re8 10.Nc3 (10.Ng5 Qd8 11.Nc3 h6 12.Nf3 Be6 13.d3 Nbd7 14.Nd2 Qc7 15.e3=; 10.d3 Bf5 11.e4 Bg4 12.h3 Bf3 13.Bf3 Nbd7 14.Nd2 Bh6 15.Qd1=; 10.Rd1 e4 11.Nd4 Nbd7 12.Nc3 a5 13.Na4 Qc7 14.b5 Nc5 15.Nc5=) 10...h6 11.d4 ed4 12.Na4 Qc7 13.Nd4 Nbd7 14.Rfe1 a6 15.Rad1+=.

8.Qb3 Bf5 9.d3 Na6 10.a3 e5 11.Nbd2 Rfe8 12.e4 Bd7 13.Ng5 c5 (13...Re7 14.Qc2=) 14.b5+= Nc7 15.a4 a5 16.d4 (16.f4 h6 17.fe5 de5+=) 16...h6 (better 16...ed4 17.Qd3 Ng4–/+) 17.de5+= de5 18.Ngf3 Nh7 19.Rad1 Rad8 20.Nb1 (20.Qe3 Bg4+–) 20...Ng5 (20...g5 21.h3+=) 21.Nc3 (21.Ne5!? Re5 22.f4+–) 21...Nge6= 22.Nd5 Nd5 23.ed5 Nd4 24.Nd4 ed4 25.Rfe1 Re1 26.Re1 Bf5 27.Bf1 Kf8 28.Qf3 Qd6 29.Bc1 b6 (29...Kg8 30.Bd3 Bd3 31.Qd3=) 30.Bf4 (30.g4 Bd7+=) 30...Qd7= 31.d6 (31.Bd3!?=) 31...Bg4=+ 32.Qd5 Be6 33.Qc6 (33.Qe4 g5 34.Be5 Bf5–/+) 33...g5 34.Qb6 gf4 35.Qc5 fg3 36.hg3 Qd6 37.Qd6 Rd6 38.c5 Rd8 39.Re6? (better 39.c6 Rc8 40.Rc1=+) 39...fe6–+ 40.c6 (40.Bd3 Ke7–+) 40...Be5 (40...d3 41.c7 Re8 42.Bd3–+) 41.b6 Rb8 42.c7 (42.b7 Ke7–+) 42...Bc7! 43.bc7 Rc8 44.Bc4 (44.Kg2 Rc7 45.Kf3 Rf7 46.Ke2 e5–+) 44…Ke7 0–1. Andrade,Ricardo Sarmento (1725) – Saran Vikash Velumani, 6th Famalicao Open, 2018. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 c6 6.Bg2 d6 7.0-0 Qb6))

9.a3 e5 10.Nc3 (10.d4 e4 11.Nfd2 d5 12.Nc3 Be6 13.ba5 Qb3 14.Nb3 dc4 15.Nc5=; 10.b5 a4 11.Qb4 cb5 12.Nc3 e4 13.Ng5 Bd7 14.Nb5 d5 15.Qd6=; 10.d3 ab4 11.Nbd2 Be6 12.ab4 Na6 13.Bc3 Nc7 14.Qb2 Na6 15.Ra5+=) 10...Bf5 11.d4 Nbd7 12.b5 ed4 13.Na4 Qc7 14.Nd4 Bg4 15.bc6 +/–.

9.a3 Bf5 10.Nc3 (10.Nd4 Be4 11.ba5 Qb3 12.Nb3 Bg2 13.Kg2 Nbd7 14.Bf6 Nf6 15.Nc3=; 10.d3 ab4 11.Qb4 Qc7 12.e4 Na6 13.Qd2 Bg4 14.h3 Bf3 15.Bf3=; 10.d4 ab4 11.ab4 Ra1 12.Ba1 Nbd7 13.Nc3 Ra8 14.Rd1 e5 15.Bb2=) 10...Na6 11.Na4 Nc5 12.Nb6 Nb3 13.Na8 Na1 14.Nb6 Nb3 15.ba5 +=.

9.ba5 Qa5 10.d4 (10.Nc3 e5 11.Rad1 Nbd7 12.d4 ed4 13.Nd4 Nc5 14.Qc2 Qb4 15.Nf3+=; 10.e3 e5 11.d4 Nbd7 12.Bc3 Qc7 13.Nbd2 b6 14.Ng5 ed4 15.Bd4=; 10.Rd1 e5 11.d4 e4 12.Nfd2 Re8 13.c5 d5 14.h3 Qc7 15.Qe3=) 10...d5 11.c5 Nbd7 12.Nbd2 e5 13.Bc3 Qa7 14.de5 Ng4 15.Bd4=.

9.b5 a4 10.Qb4 c5 11.Qa3 d5 12.cd5 Qb5 13.Nc3 Qb4 14.d4 b6 15.Rfd1=.

9.b5 a4 10.Qb4 Nbd7 11.d3 cb5 12.Qb5 Qb5 13.cb5 Nc5 14.Na3 Bd7 15.Rab1 Be6 16.Ra1 Bd7 17.Nd2 Rab8 18.Ndc4 b6 (18...Bg4 19.Rfe1=) 19.Rfc1 Rfc8 20.Rc2 Ne8 21.Bg7 Kg7 22.d4 (22.Rac1 e5+=) 22...Ne6= 23.e3 N8c7 (23...N6c7!?=) 24.Rb1+– f6 25.Bc6 (25.Rb4!?+–) 25...Bc6+= 26.bc6 b5 27.Rcb2 Nd8 28.Nb5 Rb5 29.Rb5 Nb5 30.Rb5 Nc6 31.Rb7 Kf8 (31...Nd4 32.Nd6 (worse 32.ed4 Rc4 33.Re7 Kh6=+; 32.Re7?! Kf8 33.Rf7 Kf7 34.Nd6 Ke6 35.Nc8 Ne2 36.Kf1 Nc3+=) 32...Rc1 33.Kg2+=) 32.Nb6+– Na5 33.Nc8 Nb7 34.Nb6 a3 35.Nc4 Ke8 36.Na3 Kd7 37.Kf1 Kc6 38.Ke2 d5 39.Nb1 Kb5 (39...Nd6 40.a4+–) 40.Kd3 Nd6 41.Nc3 Kc6 42.e4 de4 (42...e6 43.h3+–) 43.Ne4+– Nb5 44.a4 Nc7 45.Kc4 h5 46.h4 Kb6 47.Nc3 White prepares d5 47...Kc6 48.a5 (48.d5 Kb6+–) 48...g5 (48...e6 49.Ne4 Ne8 50.Nc5 Nd6 51.Kb4+–) 49.d5 Kb7 50.Ne4 gh4 51.gh4 Ka6 52.Ng3 Nb5 53.Nf5 Ka5 54.Kc5 Nc3 55.Ne7 Ka6 (55...Ne4 56.Kc6 Nf2 57.d6+–) 56.Kc6 (56.Kc6 Nb5 57.d6 Na7 58.Kd7+–) 1–0. Lercel,M (2250) – Arroyo Rodriguez,J (2055), Gibraltar Masters (6), 2018. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 c6 6.Bg2 d6 7.0-0 Qb6 8.Qb3 a5)

9.b5 a4 10.Qe3 Qe3 11.fe3 Be6 12.Na3 cb5 13.cb5 Bd5 14.d3 e5 15.e4=.

9.b5 e5 10.d3 (10.Nc3 Be6 11.Ng5 Bd7 12.bc6 Qb3 13.ab3 Bc6 14.f4 ef4 15.Rf4+=; 10.bc6 Qb3 11.ab3 Nc6 12.Nc3 Rd8 13.d3 d5 14.Rfd1 d4 15.Nb5=; 10.Na3 a4 11.Qe3 Qe3 12.fe3 Nbd7 13.Rab1 h6 14.Ne1 d5 15.Nf3=) 10...a4 11.Qb4 c5 12.Qa3 Qa5 13.Nfd2 Re8 14.Nc3 Nbd7 15.e3+=.

9.b5 Bf5 10.Nc3 (10.bc6 Qb3 11.ab3 Nc6 12.d3 h6 13.Nbd2 Bg4 14.h3 Bd7 15.d4=; 10.d3 a4 11.Qb4 cb5 12.Nc3 Bd7 13.Nb5 Nc6 14.Qd2 d5 15.cd5=; 10.Na3 a4 11.Qe3 Qe3 12.fe3 cb5 13.Nb5 Nbd7 14.Nbd4 Bg4 15.Rab1=) 10...c5 11.Na4 Qc7 12.d3 Nbd7 13.b6 Qd8 14.Nh4 Be6 15.Qb5+=.

9.b5 Bg4 10.Nc3 (10.a4 e5 11.h3 Be6 12.d4 cb5 13.Nbd2 b4 14.de5 de5 15.Ne5=; 10.Na3 a4 11.Qc2 cb5 12.Bd4 Qd8 13.Nb5 Nc6 14.Bc3 Qd7 15.Rab1=; 10.bc6 Qb3 11.ab3 Nc6 12.h3 Bf3 13.Bf3 Nd7 14.Bg7 Kg7 15.e3=) 10...e5 11.d4 e4 12.Ng5 cb5 13.e3 a4 14.Qb5 Qb5 15.Nb5+=.

10.Bc3 ab4 11.ab4 e5 12.d3 Be6 13.Nbd2 Nc7 14.Qb2 Rfe8 15.c5 +=.

10.Bc3 Nc5 11.Qc2 ab4 12.ab4 Ra1 13.bc5 Qa7 14.Ba1 Qa1 15.cd6 ed6 16.Nc3 Qa5 17.d4 b5 18.cb5 cb5 19.Rb1 Bd7 20.Qb3 Bf5 21.Re1 (21.Qb4!? Qb4 22.Rb4+=) 21...b4+= 22.e4 Be6 23.d5 Bd7 24.Na2 Rb8 25.Bf1 Ba4 26.Qc4 Nd7 27.Nc1 b3 28.Nd3 b2 29.Rb1 Bb5 30.Qc2 Qa4 31.Nde1 Qc2 32.Nc2 Ba4 33.Nfd4 Bc2 34.Nc2 Rc8 35.Na3 Rc1 36.Kg2 Nc5 37.f3 Nb3 0–1. Ramponelli,Roberto (1950) – Popov,Alex (1695), AP–2005–Q–00013, 2005. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 d6 5.g3 0-0 6.Bg2 c6 7.0-0 Qb6 8.Qb3 a5 9.a3 Na6)

10.d4 Bd7 11.Nbd2 ab4 12.ab4 (12.Ra2 Qa5=) 12...Qb4+= 13.Qc2 Qb6 14.Bc3 Qc7 15.Rfb1 Rfb8 16.Ra3 Qc8 17.c5 Nd5 18.Nc4 (18.Ba5!?+=) 18...dc5–+ (18...Nc3?! 19.Qc3 Bf5 20.Nb6+=) 19.e4? (19.Nb6!? Nb6 20.Rb6–+) 19...Nc3 20.Rc3 b5 (worse is 20...Bd4 21.Nd4 b5 22.Nb3 bc4 23.Rc4–/+) 21.Nce5 cd4 (21...Qc7!? 22.Nd7 Qd7 23.e5 cd4 24.Rc6–+) 22.Nc6–/+ dc3 (better is 22...Bc6!? 23.Rc6 Qg4–/+) 23.Ne7+= Kh8 24.Nc8 Rc8 25.Ng5 Nc5 (better is 25...Kg8=) 26.Nf7+– Kg8 27.Nd6 Rcb8 28.e5! Ra3? 29.Bd5 Kh8 30.Qc1 b4 31.Rb4!! Rb4 32.Qa3 Rb1 33.Kg2 Na4 34.Nf7 Kg8 35.Qe7 Rb8 36.Nd8 (36.Nd8 Kh8 37.Qd7 Be5 38.Qe8 Kg7 39.Qe5 Kf8 40.Qf6 Ke8 41.Bc6) 1–0. Krejci,Jan – Markovic,Milan2 (2150), Morava–chT, 2000. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 c6 7.0-0 Qb6 8.Qb3 a5)

10.d4 Be6 11.b5 d5 12.Nbd2 dc4 13.Nc4 Bc4 14.Qc4 cb5 15.Qb3=.

10.Bd4 c5 11.Bf6 Bf6 12.Nc3 Nc7 13.b5 Bd7 14.Na4 Qa7 15.Rab1=.

10.Qe3 Qe3 11.fe3 ab4 12.ab4 Be6 13.b5 Nc5 14.Ra8 Ra8 15.bc6=.

10.ab4 Ra1 11.Ba1 Qc7 12.Nc3 e5 13.d4 Be6 14.de5 de5 15.Ng5 Bf5 16.Rd1 h6 17.Nge4 Ne4 18.Ne4 Nd7 19.Nd6 Be6 20.Qa3 (20.Qe3 Rd8 21.c5 b6+=) 20...Nb6= 21.c5 Nc4 22.Qa7 (22.Nc4!? Bc4 23.f4=) 22...Rd8+= 23.Bc3 Nd6 24.cd6 Rd6 25.Rd6 Qd6 26.Qb7 Qd1 27.Bf1 e4 (better is 27...Bf8!? 28.Qa7 e4–/+) 28.Qb8+= (28.Qc6?? Bc3 29.g4 Qd4 30.Qe8 Kh7–+) 28...Kh7 29.Bg7 Kg7 30.Qe5 Kh7 31.Qf4 (31.Qe4?? Bh3 32.Qg2 Bg2 33.Kg2 Qd5 34.Kg1 Qe4–+) 31...Qb1 32.Qc7 Qe1 33.h4 h5 34.g4 hg4 (34...Qb4?! 35.gh5 Qc3 36.hg6 Kg6 37.Qf4+=) 35.h5 Qb4 36.hg6 Kg6 37.Qc6 Qc4 38.Qb6 Qc3 39.e3 Qe5 40.Bc4 g3 (40...Kf5!? 41.Be6 Qe6 42.Qc5 Kf6–/+) 41.fg3 Qg3 42.Kf1 Qh3 43.Ke1 Qh1 44.Kf2 Qf3 45.Ke1 Qf6 46.Be2 (46.Be6 Qe6 47.Qe6 fe6–+) 46...Qh4 47.Kd2 Qe7 48.Ke1 Qa3 49.Kf2 Qe7 ½–½. Shannon,Paul D – Campbell,J Franklin, APCT corr USA, 1987. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 c6 7.0-0 Qb6)

10.ab4 Ra1 11.Ba1 e5 12.d4 e4 13.Nfd2 d5 14.c5 Qa6 15.Nc3=.

10.ab4 Na6 11.Bc3 Nc5 12.Qc2 Ra1 13.bc5 Qa7 14.Ba1 Qa1 15.cd6 ed6 16.Nc3 Qa5 17.d4 b5 18.cb5 cb5 19.Rb1 Bd7 20.Qb3 Rc8 21.Nd5 (21.Nb5? Rb8–+) 21...Nd5 22.Qd5 Qa3 23.Ng5 Be8 24.Bf1 Bf8 25.Ne4 Kg7 26.Rb3 Qa2 27.Rb5 Qc2 28.Rc5 dc5 (28...Rc5? 29.dc5 f6 30.Qe6+– (30.cd6?! Bc6 31.Qd3 Be4+=)) 29.Qe5 f6 30.Qf6 Kg8 31.Qe6 Kg7 32.Qe5 (worse is 32.Qc8 Qe4 33.dc5 Bc6 34.Qc7 Kh6–+) 32...Kg8 33.Nf6 Kf7 34.Bh3 Qb1 (34...Qd1 35.Kg2 Bc6 36.d5 Bd5 37.Nd5+/–) 35.Kg2+/– Qb6 36.Ne4 (36.Nh7 Qb7 37.e4 Bd7 38.Qf6 Kg8 39.Qg6 Kh8 40.Bd7 Qd7 41.Nf8 Rf8 42.Qh5 Kg8 43.Qc5 Qg4 44.Qc4 Kg7 45.Qc7 Rf7 46.Qe5 Kg6 47.Qd6 Kh7=) 36...Bg7 37.Qd5 Kf8 1–0. Poleschi,Ricardo D – Skoog,Carl Gunnar, SIMUL, 1999. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0-0 5.Bg2 d6 6.c4 c6 7.0-0 Qb6)

10.Qb4 Nbd7 11.Nc3 e5 12.Rfb1 Qc7 13.h3 Nc5 14.d4 Na6 15.Qb3=.

10.Nc3 Na6 11.Na2 Nc5 12.Qb4 Qb4 13.Nb4 Na4 14.Bc1 e5 15.Nc2 +=.

10.Bd4 c5 11.ab4 Ra1 12.Ba1 Qb4 13.Qc2 (13.Qb4 cb4 14.Rc1 Nc6 15.d4–/+) 13...Nc6 14.d3 (14.Qa2 e5 15.Bc3–/+) 14...Qa5 (14...b5 15.cb5–/+) 15.Nbd2 (15.Bc3+=) 15...Bd7 16.Bc3 Qc7 17.Ra1 Rb8 18.Qb2 e5 19.e3 Ne7 20.Ra7 Bc6 21.Bh3 Nc8 22.Ra2 b5 23.cb5 Rb5 24.Qc2 Nd5 25.e4 Nc3 26.Qc3 Ne7 27.Qc4 h6 28.Nf1 Rb4 29.Qc2 f5 30.N3d2 g5 31.ef5 g4 32.Bg2 Bg2 33.Kg2 Nf5 34.Ra8 Kh7 35.Qa2 Rb8 (35...Qb7 36.Kg1 d5 37.Rd8–/+) 36.Ra7 (36.Rb8!? Qb8 37.Qd5+=) 36...Rb7 37.Ra8 Rb8 38.Ra7 Rb7 39.Ra8 Qc6 40.Kg1 d5 41.Rd8 Rd7 42.Rd7 Qd7 43.Ne3 Ne3 44.fe3 e4! 45.Qc2 ed3 46.Qd3 Kh8 47.e4 Bd4 48.Kf1 Qf7 49.Ke2 Qf2 50.Kd1 c4 51.Qe2 c3 52.Qf2 Bf2 53.Nb1 d4 54.Kc2 Bg1 55.Na3 Bh2 56.Nb5 Bg3 57.Nd4 h5 58.Nf5 Be5 59.Kd3 Kh7 60.Ne3 Kg6 61.Kc4 g3 62.Kd3 h4 63.Ke2 h3 64.Kf3 g2 (64...g2 65.Kf2 Bd4–+) 0–1. Santl,A (2130) – Jorczik,J (2395), OIS Munich GER, 2010. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 c6 6.Bg2 d6 7.0-0 Qb6)

9.a3 Nc7 10.Nc3 (10.d4 Bf5 11.Nc3 Rad8 12.e3 d5 13.Ne5 dc4 14.Qc4 Ncd5 15.Na4=; 10.d3 Ne6 11.Nc3 Rd8 12.e3 a5 13.d4 Bd7 14.Rfc1 h6 15.Na4+=; 10.Rd1 Bf5 11.Nc3 Rfd8 12.d4 Ne6 13.e3 d5 14.Ne5 dc4 15.Nc4=) 10...Bf5 11.d4 Rad8 12.e3 d5 13.c5 Qa6 14.a4 Ne6 15.Rfc1 +=.

9.a3 d5 10.d3 dc4 11.Qc4 Be6 12.Qh4 h6 13.Nbd2 g5 14.Ng5 (14.Qd4!?+=) 14...hg5+= 15.Qg5 Qb5?? (15...Nc7 16.Ne4 Nce8 17.Nc5+=) 16.Qh4?? (better is 16.Bf6 Qg5 17.Bg5 Ba1 18.Ra1+/–) 16...Qh5?? (better is 16...Bd5–/+) 17.Bf6+/– (17.Bf6 Qh4 18.Bh4 Ba1 19.Ra1+/–) 1–0. Malano,Francesco (1965) – Gatti,Franco, Torino FreeTUR op, 2007. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0-0 5.Bg2 d6 6.c4 c6 7.0-0 Qb6)

9.a3 Rd8 10.d3 (10.Bd4 c5 11.Bc3 Nc7 12.d4 a5 13.Nbd2 a4 14.Qc2 cb4 15.Bb4=; 10.Nc3 e5 11.d4 e4 12.Nd2 d5 13.e3 Be6 14.c5 Qc7 15.f3=; 10.Qe3 Qe3 11.fe3 Bf5 12.Nc3 Ne4 13.Rac1 Nc7 14.d3 Nc3 15.Bc3=) 10...e5 11.Nbd2 Bg4 12.h3 Bf3 13.Nf3 Nc5 14.Qc2 Ne6 15.Rfb1 +=.

9.a3 Bf5 10.d3 (10.Qe3 Qe3 11.fe3 Nc7 12.d3 a5 13.e4 Bd7 14.Nbd2 ab4 15.ab4=; 10.Nc3 Rfe8 11.d4 e5 12.e3 e4 13.Ng5 c5 14.b5 Nb8 15.g4=; 10.Bd4 c5 11.Bc3 h6 12.d3 Rac8 13.Nbd2 Rfd8 14.Rfb1 d5 15.cd5=) 10...e5 11.Nbd2 Rae8 12.e4 Bg4 13.h3 Bd7 14.d4 ed4 15.Nd4 +=.

9.Bc3 A) 9...e5 10.d3 (10.a4 Re8 11.d4 ed4 12.a5 Qd8 13.Bd4 Re2 14.Nc3 Re8 15.Rfe1+=; 10.a3 Be6 11.d4 e4 12.Ng5 Bf5 13.d5 cd5 14.Qb2 Qd8 15.g4=; 10.d4 e4 11.Nfd2 d5 12.a4 Be6 13.e3 Qc7 14.Na3 Rfe8 15.b5=) 10...Be6 11.Nbd2 Rae8 12.a4 Qc7 13.e4 Ng4 14.h3 Nf6 15.d4+=; B) 9...Bd7 10.d3 (10.a4 e5 11.a5 Qc7 12.d3 Rae8 13.Nbd2 d5 14.b5 cb5 15.cb5=; 10.a3 Bf5 11.d3 e5 12.Nbd2 Rae8 13.e4 Bg4 14.h3 Bf3 15.Nf3=; 10.h3 e5 11.a4 Rae8 12.d3 Be6 13.Nbd2 h6 14.e4 Nd7 15.a5=) 10...e5 11.a4 Qc7 12.Nbd2 Rfe8 13.e4 Re7 14.Qb2 Rae8 15.d4=; C) 9...Bf5 10.d3 (10.h3 e5 11.d3 h6 12.Nbd2 Be6 13.Rfb1 Qc7 14.b5 Nc5 15.Qb4=; 10.Qb2 e5 11.d4 Ne4 12.c5 Qd8 13.de5 dc5 14.bc5 Nac5 15.Rc1+=; 10.a4 Nc5 11.Qb2 Nce4 12.a5 Qc7 13.a6 Rfb8 14.Nd4 Bc8 15.b5=) 10...e5 11.Nbd2 Rae8 12.e4 Bg4 13.a4 Bh6 14.h3 Bf3 15.Nf3+=; D) 9...Bg4 10.a4 (10.h3 Bf5 11.d3 e5 12.Nbd2 Rae8 13.a3 Be6 14.Ng5 Bf5 15.Nge4=; 10.d3 e5 11.Nbd2 Rae8 12.h3 Bf3 13.Nf3 e4 14.Ng5 ed3 15.ed3=; 10.a3 Nc5 11.Qc2 Ne6 12.e4 Rfe8 13.h3 Bf3 14.Bf3 Nd4 15.Qd3=) 10...Nc5 11.Qb2 Nce4 12.a5 Qc7 13.Bd4 b6 14.h3 Bd7 15.Nc3=.

10.Qc2 Bf5 11.d3 Rfe8 12.Nbd2 Bg4 13.h3 Be6 14.Ng5 Bf5 15.Nge4=.

10.Nc3 Bf5 11.d4 ed4 12.Na4 Qc7 13.Nd4 Be6 14.b5 Nb8 15.Rad1 +=.

10.d3 Nc5 11.Qc2 Ne6 12.e3 Nd7 13.Nbd2 Qc7 14.d4 f5 15.de5 Ne5 16.Rfd1 b6 17.Nb3 Bb7 18.Nfd4 Nd4 19.Nd4 Rfe8 20.c5 bc5 21.bc5 d5 22.Nf3 Nf3 23.Bf3 Bb2 24.Qb2 Rab8 25.Qc3 Ba6? (better is 25...Bc8+=) 26.Rd5!+– Be2 (26...cd5 27.Bd5) 27.Bg2 Qb7 (better is 27...Re6 28.Rd2 Bh5+–) 28.Rd6 Qb1 29.Qc1 (29.Qc1 Qc1 30.Rc1+–) 1–0. Krejci,Jan (2125) – Schejbal,Josef (1940), Nachod op, 2009. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 c6 7.0-0 Qb6 8.Qb3 Na6)

10.d3 Bf5 11.Nbd2 Rae8 12.e4 Bg4 13.h3 Bd7 14.d4 ed4 15.Nd4 +=.

10.d4 e4 11.Nfd2 Be6 12.Be4 Ne4=.

10.d4 e4 11.Nfd2 Bf5 12.Nc3 Rae8 13.e3 c5 14.Nb5 Re7 15.f3=.

8.d3 a5 9.b5 cb5 10.cb5 a4 11.a3 Nbd7 12.Nc3 Nc5 13.Rb1 Bd7 14.Nd2 Be6 15.Rc1 Qd7 16.Nc4 Bc4 17.dc4 Rac8 (17...h6 18.Nd5 Nd5 19.Bg7 Kg7 20.Qd5=) 18.Rb1 (18.Na4 Na4 19.Qa4 Ne4 20.Bg7 Nc5+/–) 18...e6 (18...Ra8 19.Nd5 Nd5 20.Qd5+=) 19.Re1 (19.Na4 Qe7+/–) 19...Qc7 (19...Ra8 20.e3=) 20.e3 (20.Na4 Na4 21.Qa4 Nd7 22.Bg7 Kg7+/–) 20...Rfd8 (20...Qa5 21.Re2= (21.Qd6? Rfd8 22.Qf4 Nd3–+)) 21.Re2 (21.Na4!? Na4 22.Qa4+/–) 21...Nfd7 22.Ne4 (22.Na4 Na4 23.Bg7 Kg7 24.Qa4 Nb6=) 22...Ne5 (better is 22...Ne4!? 23.Be4 Bb2 24.Reb2 Nb6+=) 23.Nc5+= dc5 24.Qc2 Rd7 25.Be5 Qe5 26.Rd2 Rd2 27.Qd2 Rb8 28.Qd1 Qf5 29.e4 Qe5 30.Qa4 Rd8 31.Qc2 g5 32.a4 b6 33.Bf1 Qd4 34.Be2 Qe5 35.Rd1 Rd1 36.Bd1 Qd4 37.Kg2 e5 38.Bg4 Bf8 39.Bf5 h6 40.h4 gh4+= 41.gh4 Be7 42.Kh3 Qa1= 43.Kg2 Bh4 44.Bd7 Qd4 45.Bc6 Qd8 46.Qc1 Bg5 47.Qh1 Bh4 48.Kh3 Qf6 49.Qg2 Kf8 50.f3 h5 51.Bd5 Be1 52.Qe2 Qh4 53.Kg2 Bg3 54.Qe3 Qh2–/+ 55.Kf1 Qh1 56.Ke2 Qe1 57.Kd3 Qd1 58.Qd2 Qf3 59.Qe3 Qd1 60.Qd2 Qb3 61.Ke2 Bf4 62.Qd3 Qb2 63.Kf1 Qc1 64.Kg2–/+ Be3 65.Qf1 Qd2 66.Kh3 Bf4 67.Qg2 Qe3 68.Kh4= Ke7 69.Kh5 Bg3 70.Qh3?? Qf3–+ 71.Qg4 Qh1 72.Kg5 Bf4 73.Qf4 ef4 74.Kf4 0–1. Singer,Imad – Al Aqla,Suhaib, Arab–ch U16 Dubai, 1998. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 c6)

8.d3 b6 9.Nbd2 Bb7 10.Nb3 Nbd7 11.Qc2 Rac8 12.a4 a6 13.c5 dc5 14.bc5 b5 15.d4 Ra8 16.e4 e6 17.Bc3 Rfb8 18.Rfd1 Bc8 19.a5 Bb7 20.Bb2 (20.Bd2 Ne8+/–) 20...Rd8+= 21.Ne1 Rac8 22.Rac1 Qb8 23.f4 Qa8 24.Qe2 Qb8 25.Nd3 Qa8 26.Nb4 Nb8 27.g4 Qa7 28.g5 Nh5 29.Qe3 Ba8 30.Bf3 Qe7 31.Bh5 gh5 32.Qh3 f6 33.Qh5 fg5 34.Qg5 Qg5 35.fg5 Rf8 36.Rf1 Bb7 37.Nd3 Nd7 38.e5 Rf1 39.Rf1 Re8 40.Nd2 h6 41.h4 Kh7 42.Rf7 Bc8 43.Nf4 hg5 44.hg5 Rf8 45.g6 Kg8 46.Ne6 Rf7 47.gf7 Kf7 48.Nd8 Ke8 49.Nc6 Bb7 50.Nb4 Bh6 51.Nf1 Bf8 52.Nd3 Be4 53.Nf4 Nc5 54.dc5 Bc5 55.Kh2 Bb4 56.Ng3 Bc6 57.Ngh5 Ba5 58.Nf6 Ke7 59.Bd4 Bc7 60.N6d5 Kd7 61.e6 Kd6 62.Nc7 ½–½. Kabachienko,A (2065) – Chaika,Mykola, Myrhorod Open A, 2011. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 d6 5.g3 0-0 6.Bg2 c6)

8.a4 a6 9.Nc3 Re8 10.d3 e5 11.b5 (11.a5 Qe7=) 11...Nf8 (11...d5 12.bc6 bc6 13.Rb1=) 12.Qb3 Bd7 13.Rfd1 c5 (13...Ne6 14.e3=) 14.Ng5+= ab5 15.ab5 (worse 15.Bb7 ba4 16.Qc2 Ra7=+) 15...Rb8 (15...Qb6 16.Nge4 Be6 17.Nf6 Bf6 18.Nd5 Bd5 19.Bd5+=) 16.Ra7+/- h6 17.Nge4 Bc8 18.Nf6 Qf6 19.Nd5 Qd8 20.b6 Ne6 21.Rda1 Bd7 22.Bc3 Bc6 23.Bd2 (better 23.e3!?+/-) 23...Nd4 (23...e4 24.Bc3 (worse 24.Be4 Ba1 25.Ra1 Nd4-/+) 24...Bd5 25.Bg7 Kg7 26.Qc3 Kh7 27.cd5=+) 24.Qd1 Bd5 25.Bd5 Qb6 26.e3 Nc6 27.R7a2 Qc7 28.Rb1 Ne7 29.Bg2 b6 30.Rab2 Nc8 31.Rb5 Bf8 32.Qa4 Qe7 33.Bc6 Rd8 34.Bc3 Kh7 35.Be4 f5 36.Bd5 Qg5 37.Qc2 f4 (37...Bg7!?+=) 38.ef4+/- ef4 39.d4 (39.Bd2!?+/-) 39...fg3= 40.hg3 Bg7 41.dc5 dc5 42.Bg7 Kg7 43.Rc5 Ne7? (43...bc5 44.Rb5 Double attack (44.Rb8 Pinning; 44.Rb8 Deflection; 44.Rb5 Decoy; 44.Rb8 Clearance)) 44.Rc7+- Kh8?? (44...Rd5 45.Qc3 Re5+-) 45.Qc3 Kh7 46.Re1 (46.Re1 Re8 47.f4+-) 1-0. Spiritchaser84 (2105) - mtluser (2140), Rated Bullet game, lichess.org, 2014. (=1.Nf3 (A15: English Opening: 1...Nf6) 1...Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 c6)

8.a4 Nb6 9.d3 e5 10.b5 Bd7 11.Nbd2 Rb8 12.Ng5 (12.c5 dc5 13.Ne5 cb5 14.ab5 Bb5 15.Ra7 Nfd5+/–) 12...Qc8 (12...Qc7 13.d4=) 13.a5 Na8 14.Ba3 Ne8 15.Rb1 b6 16.bc6 Bc6 17.Nde4 Qc7 18.Qb3 Kh8 (18...h6 19.Nh3=) 19.Qb4 (19.c5 Qd7+/–) 19...Rd8 20.Nf3 (better is 20.ab6!? ab6 21.Nc3+=) 20...ba5= 21.Qb3 h6 22.Nc3 Nf6 23.Nb5 Bb5 24.cb5 Rfe8 25.Nd2 d5 26.Rfc1 Qd7 27.Rc6 Re6 (better is 27...Nb6=) 28.Bh3+– Ne8 29.Be6 fe6 30.Rbc1 (30.Qa4 Rb8 31.Ra6 Rb7+–) 30...Nb6 (30...Rb8 31.Qc3 Rb5 32.Rc8+/–) 31.e4 a4 32.Qb4 de4 33.Qe4 Qf7? 34.Nf3 Rd5 35.Nh4 Rb5 36.Ng6 Kg8 37.Qg4?? Nf6= 38.Qe6 Qe6 39.Re6 Kf7 40.Re5 Nfd5 41.Rc6+= Be5?? 42.Ne5+– Kg7 43.Rg6 Kh7 44.Bf8 Ne7 45.Rg7 (45.Rg7 Kh8 46.Nf7; 45.Be7? Re5 46.Rc6 Re7–+) 1–0. Di Lascio,Savino – Vanzan,Alessandro, Ostia op, 1996. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 c6 6.Bg2 d6)

8.a4 e5 9.d3 Qe7 10.b5 a6 11.Nc3 ab5 12.ab5 Ra1=.

8.a4 e5 9.d3 Qe7 10.b5 Rd8 11.Nbd2 a6 12.Qc2 d5 13.cd5=.

8.Qb3 Qc7 9.d3 b6 10.b5 Bb7 11.bc6 Bc6 12.Nc3 Nc5 13.Qc2 Qd7 14.a4 a5 (14...e5 15.Rfb1=) 15.Rfd1 Bb7 16.Rab1 Rab8 17.Ba1 Ba8 18.Rb2 Rfc8 19.Rdb1 Qd8 20.Nd2 Bg2 21.Kg2 Nfd7 22.Rb5 e6 23.Qa2 Qc7 24.Nce4 Ne4 25.Ne4 f5 26.Ng5 Re8 27.Bg7 Kg7 28.Kg1 h6 29.Qb2 e5 30.Nh3 Kh7 31.f4 e4 32.Rd5 ed3 33.ed3 Re6 34.Nf2 Rbe8 35.Kf1 Qc6 36.Qb5 Qb5 37.Rbb5 Rb8 38.Rb1 Nc5 39.d4 Na4 40.Ra5 Nc3 41.Ra7+/– Kg8 42.Rb2 Ne4 43.Ra6 Nf2 44.Kf2 Re4 45.c5 dc5 46.dc5+– b5 47.Rg6 Kf7 48.Rh6 Re6 49.Rh7 Kf6 50.c6! Kg6 51.Rb7 Rb7+/– 52.cb7 Rb6 53.Ke3 Rb7 54.Kd4 Kh5 55.h3 Kg6 56.Rb3 Rd7 57.Kc5 Rh7 58.g4 fg4 59.hg4 Rf7 60.Rb4 Kf6 61.Rb5 Kg7 62.Rb4 Rd7 63.Rd4 Re7 64.Kd5 Kf6 65.Rc4 Re1 66.Rc6 Kg7 67.g5 Re2 68.f5 Rd2 69.Ke4 Re2 70.Kf3 Re1 71.Rc7 Kf8 72.Kg4 Rh1 73.g6 Rg1 74.Kf4 1–0. Pezzaldi,Roberto (2095) – Trebeschi,Andrea, ITA Academia op, 1998. (=1.c4 Nf6 2.Nf3 d6 3.g3 g6 4.b4 Bg7 5.Bb2 0-0 6.Bg2 c6 7.0-0 Nbd7)

8.d3 a6 9.Nbd2 (9.a4 e5 10.a5 Qe7 11.Nbd2 d5 12.Qb3 Rd8 13.Rab1=; 9.Bc3 e5 10.a4 Re8 11.a5 d5 12.Qc2 Qe7 13.e3=; 9.Nc3 e5 10.Qd2 Re8 11.a3 d5 12.cd5 cd5 13.Rac1=; 9.a3 e5 10.Nbd2 Qe7 11.a4 Re8 12.a5 d5 13.Qb3=; 9.Qd2 e5 10.a4 a5 11.b5 Nc5 12.Ra3 Re8 13.Nc3=) 9...b5 (better is 9...e5!?= 10.a4 Qe7 11.a5 Re8 12.Ne4 Ne4 13.de4=; 9...Re8 10.a4 e5 11.a5 d5 12.Qb3 Rb8 13.d4=) 10.Nd4+/– Bb7 (10...Nb8 11.Nc6 Nc6 12.Bc6+/– Bh3 13.Re1+/–) 11.Nc6 Bc6 12.Bc6 Rb8 13.cb5 ab5 14.Rc1 Qb6 15.Nb3 e5 16.Bg2 Bh6 (16...Rfc8!?+/–) 17.Rc6+– Qa7 18.Na5 Rb6 19.Bc1 Bg7? (better is 19...Bc1 20.Qc1 d5+/–) 20.Be3+– Nc5 (20...d5 21.Bb6 Nb6 22.Qd2+–) 21.Rb6 (21.bc5!? Rc6 22.Nc6 Qa2 23.cd6 Nd7+–) 21...Qb6 22.Nb3 Ng4 23.bc5 dc5 24.Bc5 Qd8 25.Bf8 (25.Bf8 Bf8 26.d4+–) 1–0. Kaupp,Wolfgang – Becker,Ralf, Baden, 2001. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 c6 6.Bg2 d6)

8.d3 Qc7 9.Nc3 b6 10.Qd2 Bb7 11.Rfc1 a6 12.a4 c5 13.b5 a5 14.h3 Rad8 15.Re1 Qb8 16.Nh4 e6 17.Rad1 (17.e4 Qc7=) 17...Bg2 18.Ng2 d5 19.cd5 ed5 20.d4 cd4 21.Qd4 Ne4 22.Qe3 Rfe8 23.Ne4 Bb2 (worse is 23...de4 24.Bg7 Kg7 25.Rd4=) 24.Qb3 Bg7 25.Nd2 (25.Qd5? Nc5 26.Nc5 Rd5 27.Rd5 Qa8–+) 25...Nc5 26.Qa2 Qe5 27.Nf4 (27.Nf3 Qb2 28.Qb2 Bb2–/+) 27...Qb2–/+ 28.Qb2 Bb2 29.Nf3 Bc3 (29...Na4?! 30.Nd5 Kg7 31.Kg2+=) 30.Rf1 d4 (30...Na4?! 31.Nd5 Rc8 32.Nd4 Bd4 33.Rd4+=) 31.Rc1 Na4 32.Rc2 Bb4 33.Rc4 Nc3 34.Rd4 Rd4 35.Nd4 Bc5 36.e3 Bd4 37.ed4 Ne2 (better is 37...Nb5!? 38.Rd1 a4–+) 38.Ne2+= Re2 39.Rd1 Kf8 40.d5 Ke7 41.Rc1 Rb2 42.Rc7 Ke8 43.d6 Rb5 44.Re7 Kd8 45.Rf7 a4 (45...a4 46.Rf3 Ra5 47.Rf8 Kd7 48.Rf7 Kd6 49.Rf6 Kc5–+) 0–1. Meszaros,Andras (2295) – Li,Bo (2370), Kecskemet HUN, Caissa IM New Year, 2014. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0-0 5.c4 d6 6.Bg2 c6 7.0-0 Nbd7)

8.d3 Qc7 9.Nc3 e5 10.a4 d5 11.cd5 Nd5 12.Nd5 cd5=.

8.d3 Qc7 9.Nc3 Re8 10.a4 e5 11.a5 d5 12.cd5 Nd5 13.Nd5=.

8.d3 Qc7 9.Nbd2 Rb8 10.Qc2 b6 11.Nd4 Bb7 12.b5 c5 13.Nc6 Bc6 14.Bc6 e6 15.Bg2 d5 16.a4 dc4 (16...Rfd8 17.e3+=) 17.Nc4+/– Ne8 18.Bg7 Ng7 19.Qb2 Nf5 20.Rfc1 Nd6 21.Ne3 Nb7 22.Bc6 Na5 23.Bd7 Qd7 24.Ng4 Qd4 25.Qd4 cd4 26.Rc7 Nb3 27.Rb1 Nc5 28.Rb4 (28.Ra7?! Ra8 29.Rc7 Na4 30.Nf6 Kg7=) 28...e5 29.Ne5 Rbe8 30.Nd7 Nd7 (30...a5!? 31.Rd4 Ne6 32.Nf6 Kg7 33.Ne8 Re8+–) 31.Rd7 Re2 32.Rbd4 Rc8 (32...Ra8 33.Rb7+–) 33.Rf4 (33.Ra7 h6+–) 33...f5 34.Rc4 (better is 34.Ra7 h6 35.Rd4+–) 34...Rce8? (better is 34...Rc4 35.dc4 Rc2+–) 35.Rcc7 Ra2 (35...h5+–) 36.Rg7 Kh8 37.Rh7 Kg8 38.Rcg7 Kf8 39.Ra7 Kg8 40.Rhb7 Re1 41.Kg2 (41.Kg2 Kf8 42.Rb6+–) 1–0. Gourlay,I (2345) – Montgomery,R (1940), ch–SCO, Edinburgh SCO, 2009. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0-0 5.Bg2 d6 6.c4 c6 7.0-0 Nbd7)

8.d3 d5 9.Qb3 a5 10.cd5 a4 11.Qa3 cd5 12.Rc1 Re8=.

8.d3 d5 9.Nc3 Nb6 (9...e5 10.cd5 cd5 11.Rc1 Qe7 12.Qb3 Nb6 13.Nd1=) 10.c5 Nbd7 11.d4 b6 12.Qd3 Rb8 13.cb6=) 9.Nbd2 (9.a4 e5 10.a5 Qe7 11.Nbd2 d5 12.Qb3 Rd8 13.Rab1=; 9.Bc3 e5 10.a4 Re8 11.a5 d5 12.Qc2 Qe7 13.e3=; 9.Nc3 e5 10.Qd2 Re8 11.a3 d5 12.cd5 cd5 13.Rac1=; 9.a3 e5 10.Nbd2 Qe7 11.a4 Re8 12.a5 d5 13.Qb3=; 9.Qd2 e5 10.a4 a5 11.b5 Nc5 12.Ra3 Re8 13.Nc3=.

8.d4 Qc7 9.Nc3 Re8 10.Qb3 (10.c5 d5=) 10...e5 11.e3 (11.Rab1 ed4 12.Nd4 a5=) 11...Nf8 (11...ed4 12.Nd4 a5 13.b5=) 12.Rfd1 (12.d5 Bf5+=) 12...Bg4 (12...ed4 13.ed4 a5 14.b5=) 13.h3 (13.de5 de5 14.h3 Bf3 15.Bf3 Ne6+=) 13...Bf5 (13...ed4 14.ed4 Bf3 15.Bf3+=) 14.b5 (14.de5 de5 15.g4 Bd7+=) 14...Ne4 (14...e4 15.Nd2 h5 16.Rab1+=) 15.Na4 (15.c5 dc5 16.de5 Nc3 17.Bc3 Nd7=) 15...g5 (15...Nd7 16.Nh4=) 16.g4 (16.de5 de5 17.Nd2 Nd2 18.Rd2 Rad8+=) 16...Bg6 17.Rac1 (17.de5 de5 18.Nd2 Nd2 19.Rd2 Rad8+=) 17...Nd7 (17...ed4 18.Bd4 Ne6 19.Bg7 Kg7 20.h4=) 18.Ba3 (18.c5 d5=) 18...Bf8 (18...ed4 19.Nd4 Rad8 20.Be4 Be4 21.Nf5 Bf5 22.gf5=) 19.Nc3 (19.h4 h6+=) 19...Nc3= 20.Qc3 (20.Rc3 e4 21.bc6 (worse 21.Ng5 h6–/+) 21...bc6 22.Nd2= (worse 22.Ng5 h6–/+)) 20...h6 (20...e4 21.Nd2= (worse 21.Ng5 f6–/+)) 21.Nd2 (21.de5 Ne5 22.Ne5 de5 (22...Re5? 23.f4 gf4 24.ef4+–) 23.Bf8 Rf8+–) 21...e4 (21...Bg7 22.Nb3 ed4 23.ed4= (23.Nd4? c5–+)) 22.Nf1 (22.Qc2 Rac8+=) 22...Rac8 (22...h5 23.Ng3 hg4 24.hg4=) 23.Qb3 (23.bc6 Qc6 24.Ng3 Qa4=) 23...Nf6 (23...h5 24.Ng3 hg4 25.hg4=) 24.Bb2 (24.d5 h5=) 24...Bg7 (24...Qe7=) 25.Rb1 (25.d5!?=) 25...h5=+ 26.d5 (26.bc6 bc6 27.Nh2 Qd7=+) 26...hg4 (26...cb5 27.Qb5 b6 28.Nd2–/+) 27.dc6=+ bc6 28.hg4 Rb8 (28...Ng4 29.Bh3 Bb2 30.Bg4–/+ (worse 30.Rb2 Ne5–/+)) 29.Bh3 (29.Nh2 Red8=) 29...Red8 (29...Nd7!?=+) 30.Ng3= a6 (30...Nd7 31.Bg2 Nc5 32.Qc2=) 31.Bf6+= Bf6 32.b6 Qb7 33.Bg2 d5 34.a4 Be5 35.Ne2 (35.Qc2 Qe7 36.cd5 cd5=) 35...Qd7 (35...Rd6 36.cd5 cd5 37.a5=) 36.cd5+= cd5 (36...Qg4? 37.dc6 Qe2 38.c7+–) 37.Nd4 Rb7 (37...Kg7 38.Rbc1 Rbc8 39.Rc8 Rc8 40.Nf5 Bf5 41.gf5 Qf5 42.b7+=) 38.a5 (38.Rbc1 Bd4 (38...Qg4? 39.Nc6 Re8 40.Qd5+–) 39.Rd4 Qg4 40.Rd5 Rbd7 41.Rd7 Qd7+–) 38...Kg7 (38...Rc8 39.Nf5 Bf5 40.Rd5+– (worse 40.gf5 Qf5 41.Qd5 Rc2+–)) 39.Kf1 (39.Rbc1 Bf6+–) 39...Rh8? (better 39...Bf6+=) 40.Nf5+– Bf5 41.Qd5 (41.gf5 Rh4+–) 41...Qd5 (41...Kf6 42.gf5 Qd5 43.Rd5 Kf5 44.Rc5+–) 42.Rd5 Bg4 43.Re5 Bf3 44.Rg5 Kf8 (better 44...Kf6 45.Rg3 Bg2 46.Kg2 Rd7+–) 45.Bf3?? (better 45.Rb4+–) 45...ef3+= 46.Ra1 (46.Kg1 f6 47.Rg3 Rbh7+=) 46...Rd7 (46...f6 47.Rg1+=) 47.Rb1 Rb7 48.e4 (48.Kg1!? f6 49.Rg3+=) 48...f6= 49.Rg3 Rh1 50.Rg1 Rh5 51.Rg3 Rh1 52.Rg1 Rh5 53.Rg3 ½–½. Csiba,Dominik (2360) – Skreno,Vladimir (2215), TCh–SVK, 2017. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 c6 5.g3 0-0 6.Bg2 d6 7.0-0 Nbd7)

8.d4 Re8 9.Nc3 Nb6 10.Nd2 e5 11.de5 de5 12.a3 Be6 13.c5 Nc4 14.Nc4 Bc4 15.Qc2 Qc7 16.Rfd1 Be6 17.Ne4 Ne4 18.Be4 Rad8 19.Rd8 Rd8 20.Rd1 Rd1 21.Qd1 Qd7 22.Qd7 Bd7 23.f4 ef4 24.Bg7 Kg7 25.gf4 Be6 26.Kf2 Kf6 27.Bg2 h6 28.e4 Bc4 29.Ke3 Ke6 30.Kd4 Bb5 31.h4 Be2 32.Ke3 Bc4 33.Bh3 f5 34.h5! Kf6 (34...gh5 35.ef5 Deflection) 35.hg6 fe4 36.Ke4 Bd5 37.Kd4 h5? (37...Kg6!? 38.Ke5 h5+–) 38.b5! Bf3 (38...cb5 39.Kd5 Deflection) 39.b6 ab6 40.cb6 Kg6 41.Kc5 (41.Bc8 Bg2 42.a4 h4+–) 41...h4+= 42.a4 Be2 43.a5 Kf7 44.Kd4 (better 44.Kd6!?+–) 44...Kf6 45.Ke3 Ba6 46.Kd4 Be2 (46...Bb5 47.Bc8=) 47.Bd7 (better 47.Ke4+=) 47...Bf3?? (better 47...Ba6=) 48.Ke3+– Ke7 49.a6 (49.a6 ba6 50.b7 Kd7 51.b8Q+–; worse 49.Kf3 Kd7 50.f5 h3+–) 1–0. Belezky,Alexander (2455) – Lienhard,Alex (1905), 3rd Open Internazionale, 2009. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0-0 5.c4 d6 6.Bg2 c6 7.0-0 Nbd7)

9.a3 Qc7 10.d3 Re8 11.Qd2 Nb6 12.a4 e4 13.Nd4=.

9.a3 e4 10.Nd4 Ne5 11.Qb3 Re8 12.Rae1 a5=.

9.a3 e4 10.Nd4 Re8 11.Qc2 Ne5 12.d3 ed3 13.ed3=.

9.Rb1 d5 10.cd5 cd5 11.Rc1 Qb6 12.Qb3 d4 13.Na4=.

9.Rb1 e4 10.Nd4 Ne5 11.Qb3 d5 12.cd5 cd5 13.d3=.

9.Qb3 a5 10.a3 Nb6 11.d3 a4 12.Qc2 Qe7 13.b5=.

9.Qb3 a5 10.b5 Nc5 11.Qd1 e4 12.Nd4 Ng4=.

9.Qb3 Nb6 10.d3 Re8 11.a4 a5 12.Rfb1 d5 13.ba5=.

9.Qb3 Qc7 10.d4 ed4 11.Nd4 Ne5 12.Rad1 a5 13.b5 +=.

9.Qb3 Qe7 10.d4 e4 11.Ng5 e3 12.Nge4 Ne8 13.d5=.

9.b5 a6 10.bc6 bc6 11.d4 Rb8 12.Rb1 Qc7 13.de5=.

9.Rc1 Qe7 10.d3 Re8 11.b5 a6 12.bc6 bc6=.

9.Rc1 Qe7 10.d3 Re8 11.Qd2 a5 12.b5 a4 13.Ng5=.

9.Rc1 Qe8 10.a4 Qe6 11.d3 h6 12.a5 Rb8 13.Qd2=.

9.Rc1 Re8 10.d3 Qc7 11.Qd2 h6 12.a4 g5 13.h3=.

9.Qc2 d5 10.cd5 cd5 11.a3 Qb6 12.Qb3 d4 13.Na4=.

9.Qc2 d5 10.cd5 cd5 11.Nb5 e4 12.Nfd4 Ne8=.

9.d3 Qe7 10.a3 Re8 11.Qd2 Nb6 12.Rac1 Be6 13.Ng5=.

9.d3 Qe7 10.b5 d5 11.Rb1 dc4 12.dc4 Rd8=.

9.d3 Re8 10.a4 Qe7 11.b5 d5 12.Nd2 Qe6 13.bc6=.

9.d3 Re8 10.Nd2 Nf8 11.a4 (11.b5 cb5 12.Nb5 a6+=) 11...d5 (11...Ne6 12.b5=) 12.a5 (12.cd5 cd5 13.Nf3 a6=) 12...Rb8 (12...Ne6 13.cd5 cd5 14.e4 de4 15.Nde4 Ne4 16.Ne4=) 13.cd5 cd5 14.b5 (14.Rc1 Bh6+=) 14...Bf5= 15.Qb3 (15.e4 Be6=) 15...Be6+= 16.Qb4 N8d7 17.d4 (17.Nf3 Bf8 18.Qh4 d4+=) 17...e4 (17...ed4!? 18.Na4 Bg4=) 18.e3= h5 (18...Rc8 19.Rfc1=) 19.a6 b6 20.Qb3 h4 21.Na2 (21.gh4 Nh5 22.Rfc1 Kh8=) 21...Nh7 (better is 21...h3!? 22.Bh1 Ng4–/+) 22.Nb4= Qg5 23.Nc6 (23.Rfc1 h3 24.Bf1 Rbc8+=) 23...Ra8= 24.Ba3 Qh5 (24...h3 25.Bh1=) 25.Qd1 (better is 25.h3!?+=) 25...Bg4 26.f3? (better is 26.Qb3!? h3 27.Bh1=) 26...ef3–+ 27.Bf3 (27.Nf3 h3 28.Bh1 Bh6–+) 27...hg3 28.hg3 Re3 29.Bd6 Ndf6 30.Ra3 (30.Bf4 Bh6 31.Ne5 Bf4 32.gf4 Qh4–+) 30...Bh6 (better is 30...Ra3 31.Ne7 Kh8 32.Ba3 Ng5–+) 31.Re1?? (better is 31.Ne5 Bf3 32.Ndf3 (32.Rf3?? Rd8 33.Be7 Ra3 34.Ba3 Be3 35.Kg2 Ng5–+) 32...Ra3 33.Ba3–+) 31...Ra3 32.Ba3 Ng5 (32...Bd2 33.Bg4 Ng4 (33...Qg4 34.Qg4 Ng4 35.Re7–+) 34.Qd2 Ng5–+) 33.Bg4 (33.Ne5 Nf3 34.Ndf3–+) 33...Ng4 34.Qe2 (34.Ne7 Kg7 35.Nf3–+) 34...Nh3 35.Kf1 Ne3 (35...Ne3 36.Qe3 Be3–+) 0–1. Raaste,Eero J (2375) – Wedberg,Tom (2495), Nordic–ch, 1983. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 c6 6.Bg2 d6 7.0-0 Nbd7 8.Nc3 e5)

9.d4 Nb6 10.de5 Ng4 11.Qd3 Bf5 12.e4 Be6 13.ed6 +=.

9.d4 ed4 10.Nd4 Qb6 11.a3 Ne5 12.Na4 Qc7=.

9.a3 Qc7 (9...Nb6 10.d3 d5 11.Na4 dc4 12.Nb6 Qb6 13.dc4=; 9...h6 10.d3 e5 11.Nd2 Nb6 12.c5 Nbd5 13.Nce4=; 9...d5 10.cd5 cd5 11.Rc1 Nb6 12.Ne5 a5 13.Nb5+=; 9...e5 10.d3 d5 11.cd5 cd5 12.Rc1 a5 13.Nb5=; 9...Rb8 10.d3 e5 11.Nd2 Qc7 12.Rb1 Ra8 13.e3=; 9...Qb6 10.d4 Qc7 11.e4 e5 12.d5 c5 13.Nb5+=; 9...e6 10.d3 e5 11.Nd2 Qc7 12.e3 a5 13.Qe2=; 9...a6 10.d4 Nb6 11.Nd2 Be6 12.c5 Nc4 13.Nc4=) 10.d4 e5 11.Qb3 Nb6 12.e4 ed4 13.Nd4=.

9.a4 e5 10.d3 Qe7 11.b5 d5 12.Ba3 Qd8=.

9.a4 e5 10.d3 Qe7 11.b5 d5 12.bc6 bc6 13.Ba3=.

9.Qb3 a5 10.b5 e5 11.d4 ed4 12.Nd4 c5=.

9.Qb3 Nb6 10.d3 e5 11.a4 a5 12.Rfb1 Nbd7 13.b5=.

9.b5 e5 10.Rb1 Nb6 11.d3 d5 12.bc6 bc6 13.Re1=.

9.Rc1 e5 10.d3 Qb6 11.a3 a5 12.b5 Qc7=.

9.Qc2 e5 (9...h6 10.b5 e5 11.d4 e4 12.Nd2 d5 13.e3=) 10.d3 Qe7 11.Rfc1 a5 12.b5 Nc5 13.bc6=.

9.d3 Qb6 10.b5 e5 11.a4 d5 12.a5 Qd8 13.cd5=.

9.d3 Rb8 10.a3 e5 11.Nd2 Qc7 12.Rb1 Ra8 13.b5=.

9.d3 Qc7 10.b5 a6 11.bc6 bc6 12.Rb1 Rb8 13.a3=.

9.d3 e5 10.a4 Qe7 11.b5 d5 12.Ba3 c5=.

9.d3 e5 10.Nd2 Qe7 11.a4 Rb8 12.b5 Qe6 13.Ba3=.

9.d3 e6 10.a4 e5 11.Nd2 Nf8 12.b5 d5 13.Rb1=.

9.d3 h6 10.a4 e5 11.Nd2 Nb8 12.b5 Be6 13.Qb3=.

9.Re1 e5 10.d3 Qe7 11.Qb3 h6 12.a3 Qe6 13.Qc2=.

9.a3 a5 10.Qd2 e5 11.Bc3 ab4 12.ab4 Ra1 13.Ba1=.

9.a3 a5 10.Bd4 Qc7 11.b5 e5 12.Bb2 Re8=.

9.Qb3 a5 10.a3 ab4 11.ab4 Ra1 12.Ba1 Nc5 13.Qa3 Na6 14.Bc3 Bd7 15.Nbd2 Ra8 16.Ra1 Nc7 17.Qb2 Ra1 18.Qa1 Qa6 19.Nd4 Qa1 20.Ba1 d5 21.N4b3 b6 22.e4 e6 (22...Na6 A) worse is 23.cd5 cd5 (worse is 23...Nb4 24.Nc4=) 24.e5 Ng4+=; B) 23.ed5?! Nb4 24.dc6 Nc6+= (worse is 24...Bc6 25.Bc3 Bg2 26.Bb4+/–); C) 23.b5 cb5 24.cd5+=) 23.c5 b5 24.Bf6 (better is 24.e5 Nfe8 25.f4+=) 24...Bf6+= 25.d4 Na6 ½–½. Howes,Tony – Livelo,Joey Darvin, IECG, 2004. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 c6 7.0-0 Nbd7 8.d3 Qb6)

9.Bc3 Qc7 10.a4 e5 11.a5 Re8 12.Nbd2 d5 13.Qc2=.

9.Bc3 Qc7 10.Nbd2 e5 11.e4 Re8 12.Re1 c5=.

9.Bc3 d5 10.Nbd2 Re8 11.a4 e5 12.a5 Qc7 13.a6=.

9.Bc3 Rd8 10.Nbd2 d5 11.Rc1 dc4 12.Nc4 Qa6 13.Qc2=.

9.Bc3 e5 10.a4 Re8 11.Nbd2 d5 12.a5 Qc7 13.Qc2=.

9.Bc3 Re8 10.Nbd2 e5 11.a4 d5 12.a5 Qc7 13.Qc2=.

9.a3 Qc7 10.Nc3 a5 11.Qd2 Re8 12.Qe3 h6=.

9.a4 Qe7 10.b5 Re8 11.Nc3 d5 12.bc6 bc6 13.Ba3=.

9.a4 Qe8 10.Nbd2 Qe6 11.b5 d5 12.cd5 cd5 13.a5=.

9.a4 Re8 10.Nc3 Qe7 11.b5 d5 12.Ba3 Qd8=.

9.a4 h6 10.Nc3 Qe7 11.Nd2 Qe6 12.e3 Re8 13.a5=.

9.Qc2 Re8 10.Nc3 Qe7 11.a3 Nb6 12.a4 a5=.

9.Qc2 Nh5 10.a4 f5 (10...Nb8 11.Nfd2+=) 11.Nc3 (11.Nbd2 a5 12.ba5 Qa5=) 11...g5 (11...f4 12.b5=) 12.a5 (12.b5 Nc5+=) 12...a6 (12...Nb8 13.Bc1 f4 14.Ne1+=) 13.b5 (13.h3 Bf6+=) 13...ab5 (13...Nc5 14.bc6 bc6 15.Na4 Na4 16.Ra4+=) 14.cb5+= d5? (14...Nc5 15.e3 Ra5 16.Ra5 Qa5 17.Ng5+=) 15.a6 (better is 15.Ng5!? Qg5 16.bc6 bc6 17.Nd5+/–) 15...e4 16.ab7 (16.Ne1!?+/–) 16...Bb7= 17.de4 fe4 (17...de4 18.Rfd1 Ra1 19.Ba1+/–) 18.Nd2 Qb6 (18...cb5 19.Ra8 (worse is 19.Nb5 Ra1 20.Ba1 Ba1+=) 19...Ba8 20.Bh3=) 19.bc6 Bc6 20.e3 Nhf6 (20...Rfb8 21.Ra8 Ba8 22.Rb1=) 21.Ba3 (21.Rfb1 Ra1 22.Ba1 Qa6=) 21...Rfc8 22.Rfb1 Qd8 23.Bb2 Ne5 24.Ra8 Ba8 25.Qb3 Kh8 26.Ne2 Nd3 27.Bd4 Qe8 28.Nc3 Qf7? 29.Nce4 Nc1 30.Qb8?? Rg8?? 31.Nf6! Bf6 32.Bf6 Qf6 33.Qb2 Ne2 34.Kh1 Nc3 35.Rf1 d4 36.ed4+– Bg2 37.Kg2 Qc6 38.f3 Re8 39.Ne4 Ne4 40.d5?? Qf6–/+ 41.Qb5 Nd6 42.Qd3 Nf5 43.Rb1 g4! 44.f4 Rc8 45.Qe4? Rc7?? 46.Qe5? Qe5–+ 47.fe5 Ne3 48.Kf2 Nd5 49.Rd1 Rc2 50.Kg1 Nc3 51.Rd7 Re2 52.Rd4 Ne4 53.Kf1 Re3 54.Kg2 Kg7 55.Rd7 Kg6 56.e6 Re2 57.Kf1 Rh2 58.Rd4 Ng3 59.Ke1 Kf5 60.Rd3 Rh1 61.Kf2 Ne4 62.Kg2 Re1 63.Rd7 Nf6 (63...Nf6 64.Ra7 Re2 65.Kh1 Ke6 66.Ra6 Kf5–+) 0–1. Giacomelli Panyella,F – Marcet Bisbal,A (2315), Sitges op, 2002. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 c6 6.Bg2 d6 7.0-0 Nbd7)

9.Qc2 Nh5 10.Nc3 Nhf6 11.Rfb1 Re8 12.Nd2 Qc7=.

9.Qc2 Nh5 10.e4 Qb6 11.Bc3 f5 12.ef5 (12.Nbd2 fe4=) 12...gf5 (worse is 12...Rf5 13.g4 Rf3 14.Bf3+/–) 13.Nbd2 Ndf6 (13...Nhf6 14.Rae1+=) 14.c5 dc5 15.Ne5 (better is 15.Nc4 Qd8 16.Nfe5 cb4 17.Bb4+=) 15...Be6? (better is 15...cb4 16.Rab1 a5=) 16.Ndc4 Qc7 17.bc5 Nd5 18.Bb2 Nhf6 19.Rfe1 Rae8 20.Rab1 Re7 21.Ba3 (21.Qa4 Qc8+–) 21...Rb8 (21...Ng4 22.f4+/–) 22.Nd6 Qa5?? (22...f4 23.d4+/–) 23.Nec4 (better is 23.Nc6 Qe1 24.Re1 bc6 25.Bc1+–) 23...Qc3 (23...Qc7 24.Re2+–) 24.Qc3 Nc3 25.Rb3 Ncd5 26.Bh3 Kf8 27.Kf1 Ng4 28.Kg2 Bd4?? 29.Bg4 fg4+/– 30.Re4 Bg7 31.Bb2 Kg8? 32.Bg7 Kg7 33.Rb2 Nf6 34.Re3 Nd5 35.Re1 Nc3? 36.Nf5!!+– Bf5 37.Re7 Kf6 38.Rbb7 Rf8 39.Ne5 Nd5 40.Rf7 Rf7 41.Nf7 a6 42.d4 Nc3 43.Nd6 Be6 44.Rh7 Na2 45.Kf1 Nc1 46.Rb7 Nb3 47.Rb4 Nd2 48.Ke2 Nf3 49.Ra4 Bd5 50.Ke3 Kg5 51.Ra6 Nh2 52.Ne4 Kf5 53.Nd2 Bg2 54.Ra8 Kg6 55.Rh8 Bh3 56.Kf4 Kg7 57.Rh4 Kf7 58.Rh6 1–0. Haase – Aldridge, 1992. (=1.Nf3 Nf6 2.g3 g6 3.b4 c6 4.c4 Bg7 5.Bb2 0-0 6.Bg2 d6 7.0-0 Nbd7)

9.Qc2 Nh5 10.e4 Qb6 11.Rd1 c5 12.Nc3 Nhf6=.

9.Nbd2 Re8 10.a4 a5 11.b5 Qe7 12.Nb3 cb5=.

9.a3 e5 10.Nc3 Qe7 11.Qd2 Nb6 12.Rac1 Bf5=.

9.a4 e5 10.Nc3 Qe7 11.b5 d5 12.Ba3 Qd8=.

9.Qc2 e5 10.Nc3 Qe7 11.Rfc1 h6 12.a4 Nb8=.

9.Nc3 e5 10.a4 Qe7 11.b5 d5 12.Ba3 Qd8 13.Nd2=.

9.Nc3 e5 10.Nd2 Qe7 11.Rb1 Qe6 12.e3 d5=.

9.Nc3 e5 10.Nd2 Nf8 11.b5 Qc7 (11...cb5 12.Nb5 a6 13.Nc3+=) 12.bc6+= bc6 13.Nb5 cb5 14.Ba8 bc4 15.Bg2 cd3 16.ed3 d5 17.Rc1 Qb6 (17...Qd6 18.Qa4+/–) 18.Be5! Bg4 (18...Re5 19.Rc8 Deflection (19.Rc8 Overloading)) 19.Bf3 Re5 20.Bg4 Ng4 21.Qg4 Qb2 22.Nf3 Rf5 23.Nh4 Rf2 24.Rf2 Qc1 25.Kg2 Qc6 26.Nf3 Nd7 27.Re2 Bf6 28.Qf4 (28.Re8 Kg7 29.Nd4 Bd4 30.Qd4 Nf6+/–) 28...Kg7 (28...Qb5 29.Qe3+/–) 29.g4 h6 30.h4 White prepares g5 30...Nc5 (better is 30...Qc5+/–) 31.g5+– hg5 32.hg5 Bc3?? (32...Bd8 33.Qf7! Kf7 34.Ne5 Kf8 35.Nc6 Bg5+–) 33.Re7 (33.Re7 Qe6 34.Re6 Ne6 35.Qe3+–) 1–0. Buchal,Stephan (2255) – Bodrozic,Tomislav (2320), Verden/Aller GER, Men Ch, 2014. (=1.c4 Nf6 2.Nf3 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 c6 7.0-0 Nbd7 8.d3 Re8)

9.Nc3 e5 10.e4 Nf8 11.Ne2 h6 12.Qd2 Bg4 13.Nh4 Nh5 (13...Qb6 14.Nf3=) 14.f3 Be6 15.f4 ef4 16.Bg7 Ng7 17.Nf4 (17.Rf4? g5 18.Rf2 gh4 19.Qh6 Ng6–+) 17...a5 18.Ne6 Nfe6 19.b5 Qg5 20.Qf2 Re7 21.bc6 bc6 22.Rab1 Qc5 23.Rb6 Nd4 24.Rb2 a4 25.Kh1 a3 26.Rbb1 Nge6 27.Qf6 Qg5 28.Qf2 Qe5 29.Qd2 Ng5 30.Qf4 c5 31.Rb6 Ne2 32.Qd2 Nd4 33.Qf4 Nde6 34.Qd2 Kh7 35.Re1 Nd4 36.Rf1 Raa7 37.Qf4 Nge6 38.Qd2 Reb7 39.Rfb1 Nb3–/+ 40.R6b3? Rb3–+ 41.Rf1 Rb2 (41...Rb2 42.Qe3 Ra2–+) 0–1. Van der Laat,Jorge – Boey,Josef Martin (2390), Lugano ol (Men) qual–D, 1968. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 d6 5.g3 0-0 6.Bg2 c6 7.0-0 Nbd7 8.d3 Re8)

9.Qd2 e5 10.Nc3 Qe7 11.a3 Nb6 12.Rfc1 Be6=.

9.Nbd2 e5 10.a4 Qe7 11.Rc1 d5 12.Qb3 e4=.

9.a3 a5 10.b5 cb5 11.cb5 d5 12.Nc3 e5=.

9.a4 e5 (9...Qe8 10.Nc3 e5 11.a5 Qe6 12.Qd2 d5 13.cd5=) 10.Nc3 d5 11.cd5 cd5 12.Rc1 a5 13.Nb5=.

9.Qc2 e5 10.Nc3 Qe7 11.Nd2 Re8 12.a4 Qe6=.

9.Nc3 e5 10.a4 d5 11.cd5 cd5 12.Rc1 a5=.

9.Qd2 e5 10.Nc3 Qe7 11.b5 a6 12.bc6 bc6=.

9.Nbd2 Re8 10.a3 d5 11.cd5 cd5 12.Qc2 e5=.

9.e3 a5 10.b5 a4 11.Na3 e5 12.Nd2 d5=.

8.Qc2 a5 9.b5 e4 10.Ne1 cb5 11.cb5 Bf5 12.d3=.

8.Qc2 Re8 9.d3 (9.a3 e4 10.Nd4 Qe7 11.Nc3 c5 12.Nb3 Bf5=; 9.e4 d5 10.ed5 e4 11.Nd4 cd5 12.d3 Ng4=) 9...Qe7 10.Nbd2 Be6 11.a3 a5 12.e4 Na6=.

8.d3 A) 8...Re8 9.a4 (9.Nbd2 Nbd7 10.a4 Qe7 11.a5 d5 12.Qb3 e4=) 9...a6 10.a5 b5 11.ab6 Qb6 12.Nbd2 c5=; B) 8...Qb6 9.Qd2 (9.Bc3 Be6 10.a4 Nbd7 11.a5 Qc7 12.Ng5 Rad8=; 9.a3 Be6 10.Ng5 a5 11.Ne6 fe6 12.Nc3 ab4=; 9.Qc2) 9...Na6 10.a3 Be6 11.Ng5 Nc7 12.Nc3 Bg4=; C) 8...Be6 9.a4 (9.Ng5 Bf5 10.e4 Bd7 11.Nc3 Ng4 12.Bc1 f6=; 9.Nc3 Qb6 10.Rb1 Qb4 11.Ba1 Qa5 12.Rb7 Nbd7=; 9.a3 a5 10.Nc3 ab4 11.ab4 Ra1 12.Qa1 Na6=) 9...h6 10.Nc3 Qc7 11.b5 Re8 12.a5 d5=; D) 8...Bf5 9.Nbd2 a5 10.b5 Re8 11.Qa4 Qb6 12.Rab1 Nbd7=; E) 8...Nbd7 9.a3 (9.a4 Qe7 10.b5 a6 11.Nc3 ab5 12.ab5 Ra1=; 9.Nbd2 Re8 10.a4 Qe7 11.Qc2 d5 12.b5 a6=) 9...Qc7 10.Nc3 Re8 11.Qd2 Nb6 12.a4 e4=; F) 8...Qe7 9.a3 (9.a4 Nbd7 10.b5 a6 11.Nc3 ab5 12.ab5 Ra1=) 9...a5 10.Qa4 Na6 11.ba5 Bg4 12.Nbd2 Ra7=; G) 8...h6 9.Nc3 (9.a4 Be6 10.Nc3 Nbd7 11.a5 d5 12.cd5 cd5=) 9...Re8 10.Qd2 Be6 11.b5 Nbd7 12.Rfb1 cb5=.

8.d3 Na6 9.a3 Nc7 10.Nbd2 Qd7 11.Ng5 Bf5 12.Qc2 (12.e4 Bg4 13.f3 Ne6+=) 12...h6= 13.Nge4 Ne4 14.de4 Bh3 15.Bg7 Kg7 16.Rad1 Bg2 17.Kg2 Kh7 18.Nb3 Qe6 19.f3 Qf6 20.Rd3 b6 21.Rc1 a5 (21...c5 22.bc5 bc5 23.Qc3 Qc3 24.Rcc3=) 22.ba5 ba5 23.Nd4 (23.c5 d5=) 23...c5 24.Nb5 Nb5 (24...Ne6 25.e3=) 25.cb5 a4 26.Rb1 Rfb8 27.Qc4 Ra5 (27...Rb6 28.e5 Qe5 29.Qf7 Qg7 30.Qc4=) 28.Rd5 Rb6 29.e5 Qe6 (worse is 29...de5 30.Rc5 Ra7 31.Qd5+/–) 30.h4 (30.e4 f5+=) 30...Rbb5 (worse is 30...de5 31.e4+=) 31.Rb5 Rb5 32.ed6 (better is 32.Qb5!? Qd5 33.ed6 ed6 34.Qa4=) 32...Rb2–/+ (32...ed6?! 33.Qb5 Qd5 34.Qa4=) 33.Rc5 Re2 34.Kf1 Re1 35.Kg2 ½–½. Peter,Steven (2295) – Wong,Wylon (1890), Canadian op Edmonton, 2005. (=1.Nf3 Nf6 2.c4 d6 3.g3 g6 4.b4 Bg7 5.Bb2 0-0 6.Bg2 c6 7.0-0 Be6)

8.d3 Qd7 9.Ng5 h6 10.Ne6 Qe6 11.Nc3 Nbd7 12.a4 Rac8 13.b5 Ne5 (13...d5 14.cd5 Nd5 15.Nd5 cd5 16.Bg7 Kg7 17.Rc1=) 14.h3 (14.e4 Nfd7 15.Qe2 Qg4+=) 14...Nh5 (14...d5 15.f4 Ned7 16.e4 cb5 17.e5 bc4 18.dc4=) 15.e3 f5 16.a5 Nf7 (16...a6!?+=) 17.a6+/– b6 (17...ba6 18.bc6 Rb8 19.Qd2+/–) 18.bc6 Nd8?? (better is 18...Bc3 19.Bc3 Rc7+–) 19.Bd5 1–0. Di Lascio,Savino – Luzi,Andri, Rome op1, 1997. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 d6 5.g3 0-0 6.Bg2 c6 7.0-0 Be6)

9.Re1 a5 10.b5 cb5 11.cb5 Qc5 12.Nc3 Nbd7 13.Qd2 a4 14.d4 Qb6.

9.Re1 Na6 10.Qb3 d5 11.Ng5 dc4 12.dc4 Bd7 13.Nd2 Nc7 14.Rad1 Ne6 15.Nde4 Ne4 16.Ne4 Bb2 17.Qb2 Ng7 18.Nc5 Be6 19.Qc3 Rb8 20.Nb3 Qc7 21.c5 Rfd8 22.a4 Bd5 23.Bd5 Rd5 24.Rd5 cd5 25.b5 Rc8 26.Rc1 e6 27.c6 b6 28.Nd4 Ne8 29.Nf3 f6 30.Rd1 Rd8 31.g4 g5 32.h4 h6 33.hg5 hg5 34.Kg2 Qf4 35.Rd4 Qc7 36.e4 de4 37.Re4 e5 38.Re1 Qf7 39.Qe3 Rd5 40.Rh1 Nc7 41.Rh6 Ne6 42.Kg3 Nf4 43.Rh1 Ne6 44.Qe4 Nd4?? 45.c7!+– Rc5 46.Nd4 Qc7 47.Qg6 (47.Qg6 Qg7 48.Qe8 Qf8 49.Rh8 Kh8 50.Qf8 Kh7 51.Qf7 Kh8 52.Nf5 Rc3 53.Kg2 Rc7 54.Qc7 a6 55.Qg7#) 1–0. Ulankov,A – Kudryashov,O, Gorodets RUS, Open, 2012. (=1.c4 Nf6 2.g3 d6 3.Bg2 g6 4.b4 Bg7 5.Bb2 0-0 6.Nf3 c6)

9.Ng5 Bd7 10.Qb3 h6 11.Ne4 Ne4 12.Be4 Bb2 13.Qb2 Bf5 14.Bh1 Nd7 15.Nc3 Rb8 (15...Qc7 16.Qd2 Kg7 17.Bg2=) 16.a4 Qc7 17.a5 Be6 18.b5 a6 19.Rfc1 Nf6 20.Qd2 Kh7 21.Na4 Rfd8 22.Rab1 Nd7 23.d4 c5 24.d5 Bh3 25.Qf4 Nf6 26.Nb6 Kg7 27.Bf3 Bc8 28.Rb2 Nd7 29.Nc8 Rdc8 30.Bg4 Re8 31.Qd2 Nf6 32.Bf3 ab5 33.Rb5 b6 34.ab6 Rb6+= 35.Qa5 Rb7 36.Qc7 Rc7 37.Rcb1 Ra8 38.R1b2 Ra1 39.Kg2 Rc1 40.Rb7 Rb7 41.Rb7 Ng8 42.e3 Rc4 43.Be2 Rc2 44.Bd3 Rd2 45.Bc4 h5 46.Rc7 Kf6 47.h4 Nh6–+ 48.e4? Ng4 49.Kg1 Rd4 50.Bf1 Rd1 51.Kg2? Rd2 52.Kg1 Nf2 53.e5 de5 54.Rc5 Ne4 55.Rc6 Kg7 56.Rc7 Ng3 57.Bc4 Nf5 58.Bb3 Rd4 59.Kf2 Rb4 60.Bc4 Rb2 61.Ke1 Rc2 62.Rc6 Ne3 63.Bb3 Rb2 64.Rc3 Ng2 (64...Ng2 65.Kd1 Nh4–+) 0–1. Pezzaldi,Roberto (2095) – Terreni,Fabio, ITA Academia op, 1998. (=1.c4 Nf6 2.Nf3 g6 3.b4 Bg7 4.Bb2 d6 5.g3 0-0 6.Bg2 c6)

9.Ng5 Nbd7 10.Ne6 fe6 11.Nc3 a5 12.b5 a4 13.Na4 Ng4 14.Rb1 Bb2.

10.Qb3 Bg2 (10...Qg4 11.Nbd2 Nbd7 12.a4 Rfd8 13.Bh3 Qh3 14.Ng5 Qf5) 11.Kg2 Nbd7 12.Nbd2 a5 13.a3 Qc7 14.d4 e5.

10.Nc3 Bg2 (10...a5 11.b5 Bg2 12.Kg2 Nbd7 13.Rb1 Qc7 14.Qd2 Nc5) 11.Kg2 Nbd7 12.Qd2 Qc7 13.Red1 Ne5 14.Ne5 de5.

10.Nbd2 Bg2 11.Kg2 Nbd7 12.Qc2 a5 13.a3 Qc7 14.e4 Rfd8.

10.Bh1 a5 11.b5 cb5 12.cb5 Nbd7 13.Nc3 Nc5 14.Ng5 Bg4.

10.Bh1 e5 11.Nbd2 Na6 12.Qb3 h6 13.Rac1 c5 14.b5 Nc7 15.a4 Rb8 16.Ne4 Ne4 17.de4 Ne6 18.e3 b6 19.Red1 Rd8 20.Rd2 Bf8 21.Qc3 Qc7 22.Ne1 Kh7 23.Nd3 f6 24.f4 Ng7 25.Nf2 Be6 26.g4 Bg8 27.g5 fg5 28.fe5 de5 29.Rd8 (worse is 29.Qe5 Bd6 30.Rd6 Rd6–+) 29...Rd8 30.Bf3 Bd6 31.Ng4 Qf7 32.Rf1 (better is 32.Ne5 Be5 33.Qe5=) 32...Qc4–/+ 33.Ne5 Qc3 34.Bc3 Be5 35.Be5 Bb3 36.Ra1 c4 37.a5= Ne6 38.ab6 ab6 39.Ra7 Kg8 40.Bg4 Nc5 41.Rg7 Kf8 42.Rg6 Ne4 43.Rh6 c3 44.Rh8 Ke7 45.Rh7 Kf8 46.Rh8 Ke7 47.Rh7 Kf8 48.Rh8 ½–½. Hilton,Stephen – Shim Ng Min,Francis, 38. LSS No Engine Cup Preliminary, 2011. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 c6 6.Bg2 d6 7.0-0 Be6)

10.Bh1 Qg4 11.Nc3= Nbd7 12.Qd2 Qh5 13.Ng5 Ng4 14.f4 h6.

10.Bh1 Qg4 11.Nbd2 Na6 12.Rb1 Nd7 (12...Nc7 13.c5=) 13.Bg7+= Kg7 14.Qc2 (14.Ne4 f5 15.Neg5 f4+=) 14...Nc7 15.Qb2 Kg8 16.d4 (16.Nd4 Ne6 17.Ne4 Qh5+=) 16...f5 (16...Nf6 17.Nh4=) 17.e4 Rf7 (17...f4 18.c5+=) 18.e5 f4 19.d5 cd5 20.cd5 Nb6 (20...de5!? 21.Ne5 Ne5 22.Qe5 Rc8+=) 21.ed6+/– ed6 (21...Ncd5? 22.Ne5 Qe6 23.Nf7 Qf7 24.Nf3 fg3 25.hg3+–) 22.Ne4 fg3 (22...Raf8 23.Nfg5 fg3 24.fg3+=) 23.fg3 Rf3? (23...Nbd5 24.Nf2 Qh5 25.Nh3 Rf3 (25...Qh3? 26.Ng5 Qf5 27.Nf7 Qf7 28.Qd4+–) 26.Bf3 Qf3+–) 24.Bf3+– Qf3 25.Ng5 (25.Nf6 Kf7 26.Nh7 Qf5+–) 25...Qf5 (25...Nc4!? 26.Nf3 Nb2 27.Rb2 Nd5+–) 26.Re7 Ne8 27.Nh3 (27.Nh7? Nc4 28.Qc1 Ne5–+) 27...Nc4 (27...Qh3?? 28.Rbe1 Qc8 29.Qf2+– (29.Re8?! Qe8 30.Re8 Re8+–)) 28.Qc1 Nd2 (28...Rb8 29.Rb3 (29.Qc4?! Qb1 30.Kg2 Qf5+=) 29...Qd5 30.Qh6+–) 29.Rb2 (29.Qd2?! Qb1 30.Kg2 Nf6+=) 29...Nf3 30.Kg2 Ne5 31.Qf4 (31.Rb7 Nd3 32.Qc6 Qe4 33.Kf1 Qh1 34.Ke2 Nb2–/+) 31...Qd3 (31...Ng7 32.Rf2+–) 32.Rf2 (better is 32.Rd2 Qc4 33.Re5 Qf4 34.Re8 Re8 35.Nf4 Re4+–) 32...Qd5 33.Kg1 Ng7 34.Ng5 Rc8? (34...Nf5 35.Nh7 (35.Rh7?! Rc8 36.Qd2 Nd4=) 35...Qd1 36.Rf1 Nf3 37.Kg2 (37.Qf3?! Qf3 38.Rf3 Ne7+=) 37...Qd2 38.Qd2 (38.Kf3?! Qf4 39.Kf4 Ne7 40.Nf6 Kg7+=) 38...Nd2 39.Rf5 gf5 40.Nf6 Kf8 41.Rb7+–) 35.Qe4 (better is 35.Rc7! Re8 36.Qf8 Rf8 37.Rf8 Kf8 38.Nh7 Ke8 39.Nf6 Kf8 40.Nd5 b5+–) 35...Rc1 36.Kg2 Qd1 (36...Qe4 37.Ne4 Ng4+–) 37.Rg7! Kh8 (37...Kg7 38.Ne6 Mate attack) 38.Rh7 (38.Rf8 Kg7 39.Ne6 Kh6 40.Qe3 g5 41.Qg5#) 38...Kg8 39.Rg7! Kg7 (39...Kg7 40.Qb7 Mate attack) 40.Qb7 1–0. Jessel,Stephen (2320) – Schweitzer,Viktoriya (2190), Metz FRA, 2014.

10.Bh1 Bh6 11.Nbd2 Nh5 (11...Bg7 12.a3= (12.Ng5 Bg4 13.f3 Bd7 14.Bg2 a5) 12...Qg4 13.Nd4 e5 14.Bf3 Qg5; 11...a5 12.a3 Nbd7 13.Bg2 Bg2 14.Kg2 Qc7) 12.c5 (12.Ne4 Nd7 13.Nfg5 Ne5 14.Qc2 Bf5) 12...dc5 13.bc5 Nd7 (13...Nf6 14.Bf6 ef6) 14.Qc2 Qc7 (14...Nhf6+=) 15.Ne4 Rad8 16.Rab1 Bg7 (16...Bf5 17.Nd4+=) 17.Qa4 Nhf6 (17...e5!?+=) 18.Bf6+/– (18.Qa7 Ra8 19.Be5 A) 19...Ra7 A1) worse is 20.Bc7 Ne4 21.de4 Ra2+= (21...Nc5? 22.Bb6 Ra2 23.Bc5+–); A2) 20.Nf6 Bf6 21.Bc7+=; B) 19...Ne5 20.Qb7 Qb7 21.Nf6 Bf6 22.Rb7 Nd7–+) 18...Nf6 19.Nf6 Bf6 20.Qa7 Bc8 21.Qb6 Qb6 22.Rb6 (22.cb6?! Bg4=) 22...Rd5 23.Rc1 Bd4 (23...Rfd8 24.a3+/–) 24.Nd4+– Rd4 25.Rc3 Ra4 26.a3 Rd8 27.f4 f6 28.Kf2 e5 29.fe5 fe5 30.Rb4 Rd4 31.Rd4 ed4 32.Rb3 Ra5 33.Bc6! bc6 34.Rb8 Rc5 35.Rc8 Kf7 36.Rc7 Ke6 37.Rh7 Ra5 38.Rc7 c5 (38...Kd6 39.Rg7 Rf5 40.Ke1+–) 39.Rc6 Kf5 40.Kf3 1–0. Mastrovasilis,A (2440) – Papadopoulou,T (2135), 3rd Open, Patras GRE, 2001. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 d6 5.Bg2 c6 6.c4 0-0 7.0-0 Be6)

8.d3 Qd7 9.Nc3 Bh3 10.b5 Bg2 11.Kg2 cb5 12.cb5 d5 13.Qb3 Re8 14.e4 e6 15.ed5 Nd5 16.Ne4 Bb2 17.Qb2 Qe7 18.Nc3 Nc3 19.Qc3 Nd7 20.Rac1 Nb6 21.h4 (21.Rfe1 Rec8 22.Qa5 Rd8=) 21...Nd5 22.Qb2 h5 (22...Rad8 23.Rc4=+) 23.Ng5 (23.Rc4 a6 24.a4 Nb6=) 23...Rac8 (23...a6 24.a4=+) 24.Rc4= Rc7 25.Rfc1 Rd7 26.Ne4 Red8 27.Re1 Qf8 28.Nc5 Re7 29.Rec1 Qg7 30.Qa3 Qe5 31.Ne4 b6 32.Rc8 Rc8 33.Rc8 Kg7 34.Qc1 f5 35.Ng5 f4 36.Ne4 Rf7 37.Qc6 fg3 38.fg3?? (better 38.Qe8 Nf4 39.Kf3 Nd3 40.Ke3 Qf4 41.Kd3=) 38...Ne3–+ 39.Kh1 (39.Kh2 Qb2 40.Nd2 Qd2 41.Kh3–+) 39...Qa1 40.Kh2 (40.Qc1 Rf1 41.Kh2 Rc1 42.Rc7 Rc7 43.Nd2 Rc1 44.Nb1 Qa2 45.Nd2 Qd2 46.Kh3 Qg2) 40...Ng4 (40...Ng4 41.Kg2 Qf1) 0–1. Rudolf,Herbert (2115) – Groetz,Harald (2280), 2rd Austrian Championship Ost, 2016. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 c6)

8.Nh4 Be6 9.d3 Nbd7 10.Nd2 d5 11.Rc1 dc4 12.dc4 Rc8 13.c5 Bd5 14.e4 Be6 15.Nb3 Bb3 16.Qb3 e5 17.Rfd1 Qc7 18.Bh3 Rcd8 19.f3 Rfe8 20.Rd6 b6 21.Qa4 b5 22.Qb3 Bf8 23.Rd3 a5 24.a3 ab4 25.ab4 (25.Qb4? Nc5 26.Rd8 Qd8–+) 25...Bg7 26.Rcd1 Nb8 27.Be5?? (better is 27.Ng2+=) 27...Qe7?? (better is 27...Rd3 28.Qd3 Qe5–+) 28.Bd6+– Qa7 29.R1d2 Nbd7 30.Qd1 h6 31.Ng2 h5?? 32.Bf4+– Re7 33.e5! Nd5 34.Bg5 f6 35.ef6 Bf6 36.Bf6 N7f6 37.Ne3 Rde8 38.Nd5 Re1 39.Qe1! Re1 40.Kf2 Nd5 41.Ke1 Qa1 42.Rd1 Qe5= 43.Kf2 Qb2 44.R1d2+= Qb4 45.Be6 Kg7 46.Bd5 Qc5 47.Kg2 cd5 48.Rd5 Qc4 49.R5d4 Qc6 50.Rb4 g5 51.Rdb2 g4+= 52.Rb5 Qf3 53.Kg1 Qe3 54.Rf2 Qe1 ½–½. Jang,Soohan – Reddy,Sachin, Wch U10 Maribor, 2012. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 c6)

8.d3 Na6 9.Qb3 Qd7 10.Rd1 Bh3 11.Bh1 Qc7 12.Nc3 Qb6 13.a3 Ng4 14.d4 Bh6 15.c5 dc5 16.Na4 (worse is 16.dc5 Nc5 17.Nd5 cd5+= (17...Nb3?? 18.Ne7)) 16...Qc7 17.dc5 Rad8 18.Qc3 Nf6 19.Qc4 Nd5?? (19...Bg7 20.Be5 Qc8 21.Rd8 Qd8 22.Nc3+=) 20.Nc3 (better is 20.Qh4 Bg7 21.Bg7 Kg7 22.Qh3+–) 20...Ne3? (better is 20...Bg7 21.Ng5 Bf5+=) 21.Qb3?? (better is 21.Qh4 Nd1 22.Qh6 Nc3 23.Bc3+–) 21...Nd1–/+ 22.Nd1 Bg7 23.Bg7 Kg7 24.Ne3 Be6 25.Qc3 Kg8 26.Ng5 Qc8 27.Ne6 Qe6 (27...fe6?! 28.Bf3+=) 28.Bf3 Nc7 29.Ng4 f6 30.h4 h5 31.Ne3 Nb5 32.Qb2 Nd4 33.Bg2 Qe5 34.Qa2 Kg7 35.Bf1 Qe6 36.Qb2 Rd7 37.Rc1 Rfd8 38.Nc4 Nf5 39.e3 Rd1 40.Kh2? Rf1!–+ (40...Rf1 41.Rf1 Qc4–+) 0–1. Hilton,Stephen – Kappel,Ray, 35. LSS No Engine Cup Preliminary, 2011. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 c6)

8.d3 Qc8 9.Ng5 h6 10.Ne4 (10.Nf3 e5=) 10...Ne4=+ 11.Bg7 Nf2 12.Rf2 Kg7 13.Nd2 Nd7 14.Qb3 White intends b5 14...Nf6 15.b5 c5 (15...Bh3!?=+) 16.Qb2 Kg8 (better 16...Bf5=) 17.Rf6+– ef6 18.Ne4 Rd8?? (better 18...Re8 19.Nf6 Kf8 20.Ne8 Ke8+–) 19.Nf6 Kf8 (19...Kg7 20.Ng4 Kf8 21.Rf1+–) 20.Nd5 (20.Ng4?! Qg4 21.Rf1 Qd4 22.Qd4 cd4 23.Bb7 Rab8+=) 20...Ke8 (20...Kg8 21.Ne7 Kh7 22.Nc8 Bc8 23.Qf6+–) 21.Qf6 (21.Qf6 Qe6 22.Nc7 Kf8 23.Ne6 Be6 24.Bb7+–) 1–0. Plesek,J (2160) – Svoboda,K (1975), 28th Czech Open E, 2018. (=1.Nf3 d6 2.c4 Nf6 3.g3 g6 4.b4 Bg7 5.Bb2 0-0 6.Bg2 c6 7.0-0 Bg4)

8.d3 Bf3 9.Bf3 d5 10.cd5 cd5 11.Nd2 Nbd7 12.Nb3 e5 13.Rc1 Re8 14.e3 Rc8 15.Rc8 Qc8 16.Qc1 b6 17.Qc8 Rc8 18.Rc1 Rc1 19.Bc1 Bf8 20.b5 Bb4 21.e4 d4 22.a3 Bd6 23.h3 Kg7 24.Kf1 Nf8 25.Nd2 h6 26.Nc4 Bc7 27.Bd1 Ne6 28.Ke2 Nd7 29.h4 Nd8 30.f4 f6 31.Kf3 Nc5 32.Bc2 Nde6 33.fe5 fe5 34.Bd2 Nd7 35.Bc1 Nf6 36.Bd2 Ne8 (36...Nd7 37.g4+=) 37.Bc1 (37.Bb4 g5+=) 37...Nf6 38.Bd2 (38.g4 g5 39.hg5 hg5=) 38...g5 39.hg5 hg5 40.g4 Nf4 41.Nb2 Bd6 42.Nc4 Bc7 43.Bb4 Ng6 44.a4 Nf4 45.Bd6 Bd6 46.Nd6 Nd7 47.Nc8 (47.Nc8 Kf7 48.Na7+=) 1–0. rayfranke – alexp, net–chess.com, 2020. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 d6 5.g3 0-0 6.Bg2 c6)

8.Nc3 Be6 9.d3 Qd7 10.a4 a5 11.b5 Bh3 12.Qd2 e5 13.c5 (13.Qe3 Bg2 14.Kg2 Ng4=) 13...Bg2 14.Kg2 Ne8 (14...dc5 15.Ne5 Qe6 16.Nc4=) 15.Qe3 f5 (15...dc5 16.Qc5 Qe6 17.Ba3=) 16.cd6 Qd6? (better is 16...Qe6=) 17.Ba3+– Qe6 18.Bf8 Kf8 19.d4 (19.Rab1 Nd6+–) 19...e4 20.Nd2 Nd7 (20...Nf6 21.f3 cb5 22.ab5+– (22.Nb5?! Nd5 23.Qa3 Kg8+–)) 21.Rab1 (21.bc6 bc6 22.Rab1 Nd6+–) 21...Nd6 22.bc6 bc6 23.Kh1 (23.Rfc1 Rc8+–) 23...Re8 24.Rfd1 (24.Rfc1 Nf6 25.f4 Ng4+/–) 24...Kg8 25.Nb3 Nf6 26.f3 g5? 27.Na5+– f4 28.gf4 Qf5 29.fg5 hg5 30.Nc6 g4 31.Rb8 Rb8 32.Ne7 (32.Ne7 Kh8 33.Nf5 Nf5 34.Qf4+–) 1–0. Ferretti,Folco (2290) – Magrini,Fabrizio (2140), Milan Crespi op, 2006. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 d6 5.g3 c6 6.Bg2 0-0)

8.d3 Bd7 9.Nbd2 Qc8 10.Re1 Bh3 11.Bh1 Na6 12.b5 cb5 13.cb5 Nc7 14.Rc1 Qd7 15.a4 Ncd5 (15...Rfc8 16.Nc4=) 16.Qb3 Nf4 (16...Rfc8 17.Nc4=) 17.e3 (17.Bf6 ef6 18.Qb4 Nd5+=) 17...Be6= 18.Qa3 Nh3 19.Kf1 Rac8 20.Nc4 (20.Kg2 Bg4=) 20...Rc7 (20...Bc4 21.dc4 Ne4 22.Bg7 Kg7 23.Re2=) 21.Bf6 (21.b6 ab6 22.Nb6 Qd8+=) 21...Bf6= 22.Nfd2 (22.b6 Rc5 23.Nfd2=) 22...Rfc8 (22...d5 23.Na5+=) 23.Ne4 (23.b6!? Rc5 24.Ne4 Rc4 25.Nf6 (worse is 25.Rc4 Bc4 26.Nf6 ef6 27.dc4 ab6+=) 25...ef6 26.dc4 (worse is 26.Rc4 Bc4 27.dc4 ab6+=) 26...Bc4 27.Rc4 Rc4 28.ba7+/–) 23...Bg7 (23...Bc4 24.Nf6 ef6 25.dc4 Rc4 26.Rc4 Rc4+=) 24.Na5 (better is 24.b6 Rc6 25.ba7=) 24...f5 25.Nd2 Rc3 (better is 25...Rc2 26.Rc2 Rc2–+) 26.Qb4?? (better is 26.Rc3 Rc3 27.Qb4 Rd3 28.Rc1+=) 26…Rc1–+ (26...Rc1 27.Nab3 Bb3 28.Qb3 e6–+) 0–1. Fleischer,Eugen (1820) – Eggmann,Karl (1890), Zuerich Seniors op 3rd, 2005. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 d6 5.g3 0-0 6.Bg2 c6)

8.a3 e5 9.0-0 Na6 10.Nbd2 Be6 11.Bc3 Nd7 (11...ab4 12.ab4 Qb6 13.Rb1=) 12.Qc2 (12.ba5 Nac5+=) 12...ab4= 13.ab4 (13.Bb4? Nb4 14.ab4 Ra1 15.Ra1 e4–+) 13...d5 14.b5 cb5 15.cb5 Nc7 16.Ra8 Qa8 (16...Na8 17.Ra1=) 17.Qb2 (17.Be5 Ne5 18.Qc7 Rc8+=) 17...Qa4 (17...f6 18.Ra1 Qd8 19.Bb4=) 18.b6 Nb5 19.Ra1 (19.Be5 Ne5 20.Ne5 Rc8=) 19...Nc3 20.Ra4 Na4 21.Qb4 Ndb6 22.Ng5 Bd7 23.Nb3 Re8 (23...h6 24.Nf3=) 24.h4 (24.Nc5 Bc6 25.Na4 Na4 26.Bd5 Bd5 27.Qa4 Bc6+/–) 24...h6 (24...Bf8 25.Qd2+=) 25.Nf3= Bc6 26.Na5 Bf8 27.Qb1 Re6 28.Bh3 Re8 (28...Re7 29.d4 ed4 30.Nd4= (worse is 30.Nc6 bc6 31.Nd4 c5+=)) 29.d4 ed4 30.Nd4 Bc5 (30...Bg7 31.e3 Bd4 32.ed4+=) 31.Nab3 (31.Ndc6 Re2 32.Nb7 Bf2 33.Kh2 Nc3+=) 31...Bd6 (31...Bb4 32.Qd3= (worse is 32.Nc6 bc6 33.e3 Nc3+=)) 32.h5 g5 33.Be6!+/– fe6 34.Qg6+– Kf8 35.Qf6 Kg8 36.Ne6 Re7 37.Nbd4 Nc5 38.Qg6 Kh8 39.Qh6 (39.Qh6 Rh7 40.Qf6 Kg8 41.Qd8 Kf7 42.Ng5 Kg7 43.Nf5) 1–0. Kozak,Petr (2155) – Ponizil,Cyril (2190), CZE–chT2e, 2005. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 c6)

8.b5 cb5 9.cb5 a4 (9...Qb6 10.Nc3 a4 11.a3 d5 12.Ne5 e6=) 10.0-0 Nbd7 (10...e5 11.Na3 Nbd7 12.Rc1 Nb6=) 11.d4 (11.a3 Qb6 12.Nc3 d5=) 11...Nb6 12.Nfd2 (12.Nc3 Bd7=) 12...d5 13.Ba3 Bd7 14.Nc3 Re8 15.Bc5 e5 16.de5 Re5 17.Rc1 Bg4 18.h3 Bf5 19.Nf3 Re8 20.Nh4 Be6 21.e4 (21.e3 a3+=) 21...Nbd7= 22.Nd5 Nc5 23.Rc5 Nd7 (23...Bd5!? 24.ed5 Qb6=) 24.Rc2+/– Be5 25.Nf3 Bb8 26.Qd4 Bd5 27.Qd5 Nb6 28.Qb7 Ra7 29.Qc6 Rc7 (29...Re6 30.Rd2 Qf8 31.Qc2+–) 30.Rd2 (30.Qb6 Rc2 31.Qe3 Ra2+=) 30...Rc6 31.Rd8 Rd8 32.bc6 Rc8 33.Nd4 Rd8? 34.Nb5+– Na8 35.Rb1 Rc8 36.Rc1 Kf8 37.Nc3 a3 38.Bf1 Rd8? 39.Nd5 Re8 40.Nf6 (40.Nf6 Rd8 41.Nd7 Ke8 42.e5+–) 1–0. Vokroj,Rene – Reiner,T, Austria, 1992. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0-0 5.c4 d6 6.Bg2 c6)

8.0-0 Qb4 9.Qc2 Qa5 +=.

8.a3 a5 9.Bd4 Qc7 10.0-0 e5 11.Bc3 ab4 12.ab4=.

8.Qb3 a5 9.a3 ab4 10.ab4 Ra1 11.Ba1 Nbd7 12.0-0 e5 13.Nbd2 h6 14.Rb1 Re8 15.b5 Nc5 (15...Ng4 16.e3=) 16.Qc2 Qc7 17.Nb3 e4 18.Nfd4 ed3 19.ed3 Nb3 20.Qb3 c5 (20...c5 21.b6 Qd8+=) 0–1. Fernandez Fornes,Juan Alberto – Acha,Jorge, Copa de Maestros III, 1993.

8.Qb3 a5 9.b5 a4 ½–½. Barendswaard – Poncin, corr, 1996. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 c6 5.c4 0-0 6.Bg2 d6)

8.Qb3 Ng4 9.c5? (better is 9.0-0=) 9...dc5–/+ 10.Bg7 c4 (10...Kg7 11.Qc3 Kg8 12.bc5+=) 11.Qb2? (better is 11.Qc4!? Qf2 12.Kd2 Qe3 13.Kc3 Kg7 14.Qd4 e5 15.Qe3 Ne3 16.Bf1–+) 11...Qf2 12.Kd1 (12.Kd2 Rd8 (12...Qg2? 13.Rg1 Qh3 14.Bf8+–) 13.Bd4 Qg2–+) 12...Rd8 (12...Qg2 13.Rg1 Nf2 14.Kd2 Nd3 15.Qd4+– (15.Rg2?! Nb2 16.Bb2 Na6+=)) 13.Bf1 (13.Bd4 Qg2 14.Rg1 Qh3–+) 13...Ne3 (better is 13...f6 14.Kc1 cd3 15.Qd2 Kg7 16.Nc3–+) 14.Kc1 Nf1 (14...f6 15.Nbd2 c3 16.Qc3–+) 15.Bh6 (15.Bd4 Rd4 16.Qd4 Qe2–+) 15...f6 16.Nc3 cd3 17.Ne4 (17.Qb3 e6 18.Qd1–+) 17...Qe2 18.Qb3 Rd5 19.Nc3 Qf3 20.Nd5 cd5 21.Kb2 Qh1 22.Rf1 Qg2 23.Ka3 Nc6 24.Rg1 Qe4 (24...Qe4 25.Bd2 Ne5–+) 0–1. Schadd,Jan (1890) – Einarsson,Oskar Long, Reykjavik ISL, Open, 2014. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0-0 5.Bg2 c6 6.c4 d6)

8.Bc3 Na6 9.Nbd2 e5 10.a4 Re8 11.0-0 Qc7 12.Qc2 Bg4=.

8.Bc3 e5 9.0-0 Be6 10.a4 Nbd7 11.a5 Qc7 12.Ng5 Rad8=.

8.Bc3 e5 9.0-0 Be6 10.a4 Nbd7 11.Nbd2 Qc7 12.Ng5=.

8.Qd2 a5 9.ba5 Qa5 10.Qa5 Ra5 11.Nbd2 Nbd7 12.0-0=.

8.Nbd2 e5 9.0-0 Re8 10.e4 a5 11.a3 b6 12.Qc2 Bb7 13.Rfe1 a4 14.Nf1 Qe7 15.Ne3 Rec8 16.d4 c5 17.bc5 Be4 (17...bc5 18.de5 de5 19.Nd5+=) 18.cd6+/– Qd6? (better is 18...Qf8!? 19.Qd1 ed4 20.Qd4 Ne8 21.Qe4 Bb2+/–) 19.de5+– Bc2 20.ed6 Be4 21.Rad1 Rc6 (21...Re8 22.Bf6 Bf6 23.Ng4+–) 22.Bf6 Nf6 23.Ne5 Bg2 24.Kg2 Rc5 25.Nc2 Rd8 26.Nb4 Nd7? (better is 26...Bf8 27.d7 Re5 28.Re5 Rd7 29.Rd7 Nd7+–) 27.Nec6 Rc8 (27...Rf8 28.Re7 Ne5 29.Ne5 Be5 30.Nd5 Bd6 31.Nf6 Kg7 32.Rd6 Rc4 33.Nd7+–) 28.Ne7 (28.Ne7 Kf8 29.Nc8 Rc8 30.Re7+–) 1–0. Fritz 11 – anony, internet, 2013.

8.Nbd2 e5 9.0-0 Re8 10.e4 Nf8 11.Qc2 Qc7 12.Rfe1 Ne6 13.c5 dc5 14.Be5 Qd8 15.bc5 Nd7 16.Bg7 Kg7 17.d4 Ng5 (17...Nf6 18.Qc3+–) 18.Nc4 Nf3 19.Bf3 Qg5 20.Nd6 Re6 21.e5 Nf8 22.d5 (22.d5 cd5 23.Qb2+–) 1–0. b4_player – bambi, casual, 2013.

8.Nbd2 e5 9.a4 Qe7 10.0-0 Ne8 11.a5 Rb8 12.Rc1 f5 13.Rc2 Nc7 14.Qa1 h6 15.b5 (15.Nh4 Kh7=) 15...c5 (15...cb5!? 16.cb5 Nb5 17.Qa2 Kh7–/+) 16.Nh4= Kh7 17.f4 ef4 18.Bg7 Qg7 19.Qg7 Kg7 20.gf4 Nf6 21.h3 Ne6 22.e3 Bd7 23.Nb1 Kh7 24.Nc3 Nc7 25.Re2 Nh5 26.Kh2 g5 27.fg5 hg5 28.Nf3 Kh6 29.Nd2 Be6 30.b6 ab6 31.ab6 Na6 32.Ndb1 Nb4 33.Rd2 Rfd8 34.Nb5 Nd3 35.Rd3+/– Bc4 36.Rd6 Rd6 37.Nd6 Bf1 38.Bf1 f4 39.ef4 Nf4 40.Nc3 Rd8?? 41.Nf7 (41.Nf7 Kg7 42.Nd8+–) 1–0. Kuehn,Thomas – Rueppel,Guenter, Open, Bad Zwesten GER, 1999. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 c6 7.d3 Nbd7)

8.Nbd2 Re8 9.0-0 e5 10.Qc2 Qe7 11.e4 d5 (11...a5 12.a3=) 12.c5 (12.ed5 cd5 13.a3 a5+=) 12...a5 13.a3 a4? (13...Rd8 14.Rfe1+=) 14.Nb1 (14.ed5 Nd5 15.Rfe1 Qd8+–) 14...Ra6 15.Nc3 b5 16.cb6 Nb6 17.b5 (17.ed5!? Nfd5 18.Rfe1+/–) 17...cb5= 18.Nb5 (18.Ne5 Qe5 19.Nd5 Qe6=) 18...de4 (18...Ra5 19.Nc3 d4 20.Na2+=) 19.de4 (better is 19.Ne5 Bb7 20.de4=) 19...Be6?? (better is 19...Ra5 20.Nc3 Be6–/+) 20.Ne5+/– (20.Be5?! Rc8 21.Qd3 Bc4=) 20...Rc8 21.Qe2?? Nc4+= 22.Nd4 Rb6 23.Nd3 Nb2–+ 24.Nb2 Bg4 25.Nf3? Ne4 26.Na4? Re6 27.Rac1 Re8 28.Qc2? Qa3–+ 29.Ne1? Bf5 30.g4 Bg4 31.f3 Qe3 32.Kh1 g5 33.fe4= Be2 34.Rf5 Rh6 35.Nf3 g4+= 36.Qd2 Qe4 37.Rf4+/– Qe6 38.Ng5 Qe3?? 39.Qe3 Re3 40.Rc8 Bf8 41.Rf7 Re7 42.Rcf8 1–0. Abril,Mauricio (1985) – Penas Burgos,Nestor (1755), Duitama COL, 9th Open, 2013. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0-0 5.Bg2 d6 6.c4 c6 7.d3 Nbd7)

8.0-0 Re8 9.e3 d5 10.Nbd2 a5 11.a3 dc4 12.Nc4 ab4 13.ab4 Ra1 14.Qa1 Nd5 15.Qa3 N7b6 16.Na5 Qd6 17.b5 Qa3 18.Ba3 cb5 19.Rb1 Nc4 20.Nc4 bc4 21.Ne5 Be5 22.Bd5 Bd6 23.Bd6 ed6 24.Bc4 Re7 25.Rb6 Rc7 26.Bd5 Rd7 27.f3 Kf8 28.g4 h6 29.Kf2 Ke7 30.Kg3 Kd8 31.h4 Kc7 32.Rb2 b6 33.e4 Bb7 34.Bb3 f6 35.g5 hg5 36.hg5 fg5 37.Kg4 Rh7 38.Kg5 Rh3 39.Bd1 Rg3 40.Kf6 Rg1 41.Be2 Rg2 42.Ke7 d5 43.e5 g5 44.Rc2 Kb8 45.Kd6 Rh2 46.e6 Bc8 47.Rc8! Kc8 48.Ba6 Kb8 49.e7 (49.e7 Rh8 50.Bb5+–; 49.Kd5 Kc7 50.Bb5 Rb2+=) 1–0. Winter,Erwin – Mueller,Wieland, Verbandsliga Sued Baden, 1994. (=1.c4 Nf6 2.Nf3 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 c6 6.Bg2 d6)

8.Qc2 Nb6 9.Nbd2=.

8.Qc2 Re8 9.0-0 e5 10.e3 Qe7 11.Nbd2 e4 12.Ng5 d5 13.b5 Nf8 (13...h6 14.bc6 bc6 15.Nh3=) 14.a4 Bg4 15.h4 (15.bc6!? bc6 16.Ba3=) 15...h6+= 16.Nh3 Ne6 17.a5 a6 18.Qa4 (18.b6!?+=) 18...ab5 19.cb5 Be2 20.bc6 Bf1 21.Bf1 Rec8 (21...bc6 22.Qc6 Rec8 23.Qb6–/+) 22.Bb5 Qc7 23.cb7 Qb7 24.a6 (better is 24.Ba3!?–/+) 24...Qb6–+ 25.Rb1 Nc7 26.Ba3 (26.Be2 Na6 27.Ba3 Qc7–+) 26...Nb5 27.Rb5 Qa6 (27...Qe6 28.Nf4 Ra6 29.Qb3–+) 28.Qa6 Ra6 29.Be7 Ra1 30.Kg2 Ra2 (30...Ng4 31.Rd5 Ra2 32.Bb4–+) 31.Nf1 (31.Bf6 Rd2 32.Bg7 Kg7 33.g4–/+) 31...Ng4 32.Rd5 (32.Bc5 h5–+) 32...Nf2! 33.Nf2 Rcc2 34.Rd8 Kh7 35.d5 (35.Kg1 Rf2 36.Rc8–+) 35...Rf2 36.Kg1 Rf5 (better is 36...Rf3 37.Rc8 Ra1 38.Kg2 Rff1 39.h5–+) 37.Nh2 Rd2 0–1. Elieff,Kosta – Zendrowski,Jay, London–ch London,Canada, 1995. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0-0 5.Bg2 c6 6.c4 d6)

8.Nbd2 Re8 9.e4 e5 10.de5 Ne5 11.Ne5 de5 12.Qc2 Qc7 13.0-0 Bg4 14.h3 Be6 15.Rfd1 Nh5 16.Nf3 h6 17.c5 Rad8 18.a3 Kh8 19.Rd8 Rd8 (worse is 19...Qd8 20.Ne5 (worse is 20.Be5 Be5 21.Ne5 Qd4 22.Nf7 Bf7+=) 20...Qe7 21.Rd1+/–) 20.Rd1 Rd1 21.Qd1 Kh7 22.Qd3 ½–½. Herrmann,Jens – Hofrichter,Jens, Klinge–ch U15, 1997. (=1.Nf3 Nf6 2.c4 g6 3.b4 c6 4.Bb2 Bg7 5.g3 0-0 6.Bg2 d6 7.d4 Nbd7)

7.0-0 Nb4-/+ 8.Qb3 Nc6 9.d4 Bf5 (9...Rb8 10.Nbd2-/+) 10.Nc3 (10.Qb7 Qd7 11.Bc3 Rab8-/+) 10...a5 (10...Na5 11.Qb4 b6 12.c5-/+) 11.Rfe1 (11.Qb7 Nb4 12.Qb5 c5=+) 11...Nb4 (better 11...Ra6=+) 12.a3?? (better 12.e4 Bg4 13.Rad1=) 12...Nc2 (better 12...Bc2 13.Qb4 ab4 14.ab4 Qd7-+) 13.e4 Ne1 14.ef5 (14.Re1 Bg4-+) 14...Nf3 (14...Ng2 15.fg6 fg6 16.Kg2-+) 15.Bf3 b6 (better 15...c6-+) 16.Ba8-/+ Qa8 17.fg6 fg6 18.d5 (18.Re1 Ng4 19.Ne4 a4=+) 18...Ng4-/+ 19.Nb5 (better 19.Ne4 Bb2 20.Qb2-/+) 19...Nf2?? (better 19...a4 20.Qb4 c5-/+) 20.Bg7+- Kg7 (better 20...Nh3 21.Kh1 Kg7 22.Nc7 Qc8 23.Ne6 Kg8+-) 21.Rf1?? (better 21.Nc7 Qc8 22.Ne6 Kg8 23.Nf8 Nh3 24.Kg2 Kf8 25.Rf1 Kg8 26.Qe3+-) 21...Ng4 (21...Nh3 22.Kg2 Rf1 23.Kf1=+) 22.Qc3 (better 22.Re1 Qc8 23.Re7 Kg8 24.Nd4= (24.Nc7 Qf5 25.Rg7 Kh8 26.Rf7 Rf7 27.Qc3 Ne5 28.Qe1 Nf3 29.Kg2 Ne1 30.Kg1 Qf1)) 22...Nf6?? (better 22...Kg8 23.Re1 Qd8-/+) 23.Nc7+- Qc8 24.Ne6 Kg8 25.Nf8 Qf8 (25...Kf8 26.Kg2+-) 26.Qe3 Qe8?? (26...Qd8+-) 27.Rf6! 1-0. Spiritchaser84 (2215) - Bikfoot (2075), Rated Bullet game, lichess.org, 2014. (=1.Nf3 (A15: English Opening: 1...Nf6) 1...d6 2.c4 Nf6 3.g3 g6 4.b4 Bg7 5.Bb2 0-0 6.Bg2)

7.b5 Nb8 8.0-0 e5 9.d3 Nbd7 10.a4 Nc5 11.Nc3 Rb8 12.Nd2 h6 13.Nb3 Nb3 14.Qb3 Be6 15.Qc2 (15.f4 ef4 16.Rf4 Ng4=) 15...Qd7 (15...Re8 16.e3+=) 16.Rfd1 Bh3 17.Bh1 Rfe8 18.a5 c6 (18...a6 19.b6=) 19.a6+= cb5 20.ab7 (worse 20.cb5 d5=) 20...bc4 (20...b4 21.Nb5+=) 21.dc4 Rb7 22.Bb7 Qb7 23.e4 Bf8 (23...Rc8 24.Rd6 Rc4 25.f3+=) 24.Ba3 Qc6 25.Nd5 (25.Qd3 Rc8 26.Bd6 Bg4 27.Bf8 Bd1 28.Bh6 Bb3+/-) 25...Nd5+= 26.Rd5 (26.ed5 Qc7+=) 26...Be6 27.Rdd1 (27.Ra5!?+=) 27...Rc8 Exerts pressure on the isolated pawn 28.Rac1 h5 (28...Bc4 29.f4=+) 29.Qd3 h4 (29...Bc4 30.Qe3 a5+=) 30.c5 (better 30.gh4!? Bc4 31.Qe3+=) 30...dc5=+ 31.Qe3 (worse 31.gh4 c4 32.Qc3 Ba3 33.Qa3 Qe4-/+) 31...hg3 32.hg3 a6 33.Rc3 Kh7 34.Qf3 Kg8 35.Rdc1 (35.Qe3 Qa4 36.Rdc1 c4=) 35...c4 36.Bf8 Rf8 37.Qf6 Qe4 38.Re3 Qd4 (38...Qf5!? 39.Qf5 gf5 (worse 39...Bf5 40.Rc4 f6 41.Rc6+=) 40.Re5 Rc8=+) 39.Re5= Qd2 40.Ra1 Qd6 (40...Bd5 41.Qd6 (41.Ra6?? Qd1 42.Re1 Qe1 43.Kh2 Qh1) 41...Qc3 42.Rae1=) 41.Re3 (41.Re4 Qd8 42.Re6 fe6 43.Qg6 Kh8 44.Qh6 Kg8 45.Qe6 Rf7 46.Qc4 Qb6+/-) 41...Qc6 (41...Ra8 42.Rae1 Re8 43.Re4+=) 42.Rea3 (42.g4 Bd7 43.Qc6 Bc6 44.Ra6 Bd5+=) 42...Qd5 (42...Ra8 43.g4 Qe4 44.f3=) 43.Re3 (43.Ra6!? Rc8 44.R6a5+=) 43...Bh3= 44.Qf3 Qf3 45.Rf3 Ra8 46.Rc3 Be6 47.Ra5 Ra7 48.f4 Kg7 49.Kf2 Kf6 (49...Ra8 50.Ke3+=) 50.Ke3+= Ra8 51.Kd4 Attacks the isolani on c4 51...Rd8 52.Ke4 Bf5 (52...Rd6 53.Rca3+=) 53.Ke3 (53.Kf3 Bd3+=) 53...Re8 54.Kf2 Bd3 55.Ra6 (55.Rca3 Rd8+=) 55...Kf5= 56.Ra5 Kf6 (56...Ke4 57.Rc1 Kd4 58.Re1=) 57.Ra6 (57.g4 Re2 58.Kf3 Re1+=) 57...Kf5= 58.Ra5 Kf6 (58...Ke4 59.Rc1 Kd4 60.Re1 Re1 61.Ke1=) 59.Rc1 Re2 60.Kf3 Rb2 61.g4 Rb7 62.Ra6 Kg7 63.Ke3 Re7 64.Kf3 Rd7 (64...Rb7 65.Rd6+=) 65.Ke3 Re7 66.Kf2 Re4 67.Kf3 Re7 68.Rg1 (68.f5 Kh6+=) 68...Rd7 (68...Be4 69.Kf2+=) 69.Rc1 Re7 70.Rb6 Re8 71.Rb4 Re7 72.Rb6 Rd7 (72...Re8 73.g5+=) 73.Rb5 (73.g5 Re7+=) 73...Re7 74.Re5 Rd7 75.Ke3 Rd8 76.Re7 Rd6 (76...Rh8+=) 77.Re5 (77.Ra1 Kf6 78.Raa7 Re6 79.Re6 Ke6 80.Ra6 Ke7+/-) 77...Rd8+= 78.g5 Rd7 79.Ra1 (79.Re8 f6+=) 79...Rb7 (79...c3 80.Rc1 c2 81.Rc5=) 80.Rc1 (80.Kd4 f6 81.Re6 fg5 82.fg5 Kf7+/-) 80...Rd7+= 81.Kf3 Rb7 82.Ke3 (82.Re8!?+=) 82…Rd7= ½-½. Bazarov,K (2260) - Popadic,Dr (2155), Titled Tuesday 1st Dec, 2020. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2)

8.d3 Nd4 9.Nd4+/– ed4 10.0-0 (10.Bd4 Re8+/–) 10...c5 11.h3 Bd7 12.Re1 Bc6 13.Bc6 bc6 14.Bc1 Qd7 15.Kg2 Rae8 16.Bg5 Re5 17.Qd2 h5 18.e3?? (better is 18.Bf4 Re7 19.bc5 dc5 20.Ra2=) 18...Nh7 (18...Rg5 19.ed4 Nh7 20.f4–+) 19.ed4?? (better is 19.Bf4 de3 20.fe3–/+) 19...Rg5 20.h4 Rg4 21.Ra2 g5 22.f3 Rg3?? 23.Kg3+= gh4 24.Kh2 Bd4 25.Re4 Be5 26.f4 d5?? 27.Re5+– Qg4 28.Qg2 Nf6 29.Rg5 Kh7 30.Rg4 Ng4 31.Kh3 Rg8 32.Kh4 f5 33.Re2 Kh6 34.Re6 (34.Re6 Kh7 35.Rc6+–) 1–0. Schnurre,Henri (1605) – Thybo,Jan, Politiken Cup, Copenhagen DEN, 2010. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2)

8.d3 Nd7 9.0-0 f5 10.e3 Rb8 11.Qc2 Nf6 12.c5 h6 13.Nbd2 Be6 14.Rac1 Rf7 15.Nh4 Ne7 16.cd6 cd6 17.Qc7 Bd5 (better is 17...Qc7!? 18.Rc7 g5+=) 18.Bd5 Nfd5 19.Qc4 Kh7? (better is 19...Rc8 20.Qb3 Nc7=) 20.e4+– Rc8 21.Qb3 g5 22.Ng2 (22.ed5?! Rc1 23.Rc1 gh4=) 22...fe4 23.de4 Rc1 24.Bc1 Qb6 25.ed5 Qd4 26.Ne3 e4 27.Qc4 Qc4 28.Ndc4 Nc8 29.Bb2 Rc7 30.Rc1 b5?? 31.Na5 Rc1 32.Bc1 Kg6 33.Nc6 Kf7 34.Nf5 Bf8 35.Be3 Kf6 36.g4 Nb6 37.Bb6 ab6 38.Kf1 h5 39.h3 hg4 40.hg4 Kf7 41.Ke2 Kf6 42.Ke3 1–0. Marquez Bernal,F (2000) – Mediano de la Campa,Luis, XIII Open, Malaga ESP, 2010. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 d6 5.g3 0-0 6.Bg2)

8.Qa4 c5 9.Bc3 b6 10.Ne5 Bb7 11.Bb7 Nb7 12.Nc6=+.

8.d3 c5 9.0-0 Rb8 (9...a6 10.a4=) 10.Qd2+= b6 11.Nc3 Nb7 12.e4 (12.Qe3 e5+=) 12...Ng4 13.Rad1 Ne5 14.Ne5 de5 15.f4 Nd6 (15...ef4!? 16.Qf4 Bd4 17.Kh1 Nd6+=) 16.Nd5+/- e6 17.fe5 ed5 18.ed6 d4 19.Qf4 1-0. Spiritchaser84 (2235) - Berezkin (1905), Rated Bullet game, lichess.org, 2014. (=1.Nf3 (A15: English Opening: 1...Nf6) 1...Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2)

8.Be5 de5 9.Nc3 e4=+.

8.Ne5 de5 9.Be5 a6+/–.

8.Ne5+– de5 9.Be5 Re8!?+–.

8.Ne5+– de5 9.Be5 Bf5 10.Bb7+– Rb8 11.Bg2 Ne4 12.Bg7 Kg7 13.Be4 (13.d4 Nf6+–) 13...Be4 14.0-0 Qd4 15.Qb3 a6 (15...Bb1 16.Rab1 Qd2 17.Rfd1+–) 16.Qc3 Qc3 (16...e5 17.Qd4 ed4 18.f3+–) 17.Nc3 (17.dc3?! ab5 18.cb5 Rb5+–) 17...Bb7 18.Rfb1 ab5 19.cb5 Ba8 (19...Rfd8 20.Rd1+–) 20.a4 e6 21.a5 Rfd8 22.d3 Kf6 23.f3 Ke5 24.a6 f5 25.Ra5 Kd4 26.Na4 Rd5 27.a7 Rb7 28.f4 (28.Kf2!? Ke5+–) 28...c6 29.Rb4 Ke3 30.Nc3 Rd6 (30...Rc5 31.Rc4 Rc4 32.dc4 cb5 33.cb5 Kd4+–) 31.Ra2 (31.Ra2 Rd3 32.ed3 cb5 33.Nb5+–) 1–0. pcmvr – croach (2375), net–chess.com, 2016.

8.Ne5 de5 9.Be5 Bg4 10.Bb7+– Rb8 11.Bg2 Rc8 12.Qa4 Nd7 13.Bg7 Kg7 14.Qa7 c6 15.Qd4 (15.Bc6?! Ne5 16.Qc5 f6+–) 15...Kg8 16.Bc6 Be6 17.Nc3 Qa5 18.c5 Qa3 (18...Rc6 19.bc6 Nb8+–) 19.Bd7 Bd7 20.Qd7 Qb2 (20...Qc5 21.a4+–) 21.Rb1 Qc2 22.Qe7 Rfd8 23.Rd1 Re8 24.Qd7 (better is 24.Qd6!? Qf5 25.c6 Rcd8+–) 24...Red8 25.Qa7 Ra8 (25...Rd2 26.Rd2 Qc3 27.c6+–) 26.Qe7 Re8 27.Qd6 Red8 28.Qe5 Re8 29.Qd4 Red8 30.Qe4 Re8 (30...Qb2+–) 31.Qc2 (31...Red8 32.c6+–) 1–0. marre (2140) – danielbnewman, GameColony.com, 2003.

7.0-0 (--> 1.b4 Nf6 2.Bb2 g6 3.Nf3 Bg7 4.g3 0-0 5.Bg2 d6 6.0-0 Nbd7 7.c4).

7.Nc3 c6 8.d4 (8.0-0 Ne5 9.Qb3 Be6 10.Ne5 de5=) 8...Qc7 (8...Nb6!?–/+) 9.0-0= e5 (9...a5 10.b5=) 10.e4 Re8 11.d5 a6 (11...Nb6 12.Nd2=) 12.Rc1 (12.Qe2!?+=) 12...c5 13.a3 (13.b5!?=) 13...cb4+= 14.Na4? (better is 14.ab4!? Qc4 15.Qa4+=) 14...ba3 15.Ba3 Ne4 (15...Bh6 16.Qc2 Bc1 17.Rc1–+) 16.c5 (16.Nd2 Nd2 17.Qd2 b6–+) 16...Nec5 17.Nc5 dc5 (17...Nc5 18.Bc5 dc5 19.d6–+) 18.d6 Qa5 19.Qb3 (19.Bb2 Bh6 20.Bc3 Qa2–+) 19...Bf6 (19...e4!? 20.Rfe1 Bf6 21.Re2–+) 20.Qe3 b6 21.Nd2 Rb8?? (21...e4 22.Be4 Bb7 23.Qf3 Be4 24.Ne4–+) 22.Nc4?? (better is 22.Bc6 b5 23.Ne4+=) 22...Qa4–+ 23.Rfd1 (23.Nd2 Qd4–+) 23...Bb7 24.Bb7 Rb7 25.Bb2 Rbb8 26.Qe2 Qc6 27.Ne3 Re6 28.Qa6 Rd6 29.Rd6 Qd6 30.Rd1 Qc6 31.Qa7 Rb7 (31...Rd8!? 32.Nd5 Nf8 33.Be5 Rd5 34.Rd5 Qd5 35.Bf6–+) 32.Qa8 Kg7 33.Qa1 (better is 33.Nc4 Be7 34.f4–+) 33...b5 Black plans c4 34.Ng4 c4 35.f4 (35.Qa8 Nb6 36.Qa1–+) 35...ef4 36.Rd7 (36.Nf6 Nf6 37.Be5–+) 36...Bb2 (36...Rd7 37.Bf6 Kf8 38.Qe5 Rd1 39.Kf2 fg3 40.hg3 Qb6 41.Ke2+–; 36...Qd7 37.Bf6 Kf8 38.Bg5+–) 37.Qb2 c3 38.Qe2 (38.Rf7 Rf7 39.Qc1–+) 38...Rd7 (38...Rd7 39.Qc2 Rd2 40.Qc3 Qc3 41.Nf2 Qf3 42.h3 Qf2 43.Kh1 Qg2; 38...Qd7?! 39.Qe5 Kf8 40.Qh8 Ke7 41.Qf6 Kf8 42.Qh8 Ke7 43.Qf6 Kf8 44.Qh8=) 0–1. Matveenko,Yury (2135) – Aminov,Andrey (1940), 2010. (=1.Nf3 Nf6 2.b4 g6 3.Bb2 Bg7 4.c4 0-0 5.g3 d6 6.Bg2 Nbd7)

7.Nc3 Re8 8.0-0 c6 9.Qb3 Nb6 10.d3 d5 11.cd5 cd5 12.a4 e6 (12...d4 13.Ng5 Rf8 14.Nce4=) 13.a5 Nbd7 14.Rfc1 Nb8 15.b5 a6 16.Na4 White prepares the advance b6 (16.Ne5 Nbd7 17.Nb1 Ne5 18.Be5 Bd7+=) 16...Nfd7 (16...Qa5 17.ba6 Ra6+= (17...Qa6?? 18.Nb6 Qa1 19.Ba1 Ra1 20.Ra1+–; 17...Na6?? 18.Nb6 Nc5 19.Rc5 Qc5 20.Ra8+–)) 17.b6 Nc6 18.Bg7 Kg7 19.e3 Qf6 20.Nb2 Nde5 21.Ne5 Qe5 22.d4 Qd6 23.Nd3 Rb8 24.Rc5 Bd7 25.Rac1 Rec8 26.Bf1 h6 27.R1c3 Rd8 28.Be2 Rdc8 29.Qb2 Kh7 30.Bd1 Nd8 31.Qc1 Rc5 32.Rc5 Bc6 33.Qc3 Ra8 34.Ne5 Rb8 35.Nc6 bc6 (35...Nc6 36.Ba4 Nd8 37.Rc7+/–) 36.Ba4 Rc8 37.Qd3 Ra8 38.e4 (38.h3 e5+–) 38...Nb7+/– 39.Rc6 Qb4 40.Rc7 Na5 (40...Nd8 41.Bc2 Qe1 42.Kg2 Qa5+/–) 41.ed5 Kg7 42.Bc2 Qb6?? (42...Kg8 43.de6 Qe1 44.Kg2 Qe6+–) 43.Qg6 (43.Qg6 Kh8 44.Qh7) 1–0. Janata,Michael – Ferenc,Peter, Harrachov U26, 1965. (=1.c4 Nf6 2.Nf3 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2)

7.d3 e5 8.0-0 Rb8 9.Nbd2 b6 10.Ng5 c5 11.a3 Bb7 12.Nde4 Qc7 13.Qb3. BeerClark – sugamuxi, ChessWorld.net, 2004.

7.d4 a5 8.b5 Nb6 9.Nbd2 c6 10.a4 (10.bc6 bc6 11.0-0 Bf5=) 10...Be6 11.Rc1 h6 (11...cb5 12.cb5 Rc8 13.Ng5 Rc1 14.Bc1=) 12.0-0 cb5 13.ab5 Qd7 (13...Nfd7 14.Ba3+=) 14.Ba3+= White prepares the advance c5 14...Rfc8 Increases the pressure on c4 15.c5 dc5 16.dc5 Nbd5 17.Qa4 Nb4 18.e4 (18.Rfd1 Na2 19.c6 bc6 20.Rc6 Nd5=) 18...Nd3 19.Rc2 Ng4 20.Nc4 Bc4 21.Rc4 Nge5 (21...Rd8 22.Rc2+=) 22.Ne5 Ne5 (22...Be5?? 23.Rd1 Rd8 24.Bf1 Nc5 25.Rd7 (25.Rc5?! Qd1 26.Qd1 Rd1 27.Re5 e6+=) 25...Na4 26.Rd8 (26.Re7?! Nb6+–) 26...Rd8 27.Ra4+–) 23.Rcc1 Qc7 24.Rfd1 Rd8 25.Rd5 b6? (better 25...e6 26.Rd6 Rac8+=) 26.cb6+– Qb6 27.Bc5 Qb7 28.Rd8 (28.b6!? Rdc8 29.f4 Rc5 30.Rdc5 Nd3+–) 28...Rd8+– 29.Qa5 (better 29.Be3 Ng4 30.e5+–) 29...Rb8? (better 29...Ra8 30.Qb4 Nd3+–) 30.b6+– Nc6 (30...e6 31.Qa7 g5 32.Be3+–) 31.Qb5 (31.Qa4 Ra8 32.Qc2 Qd7+–) 31...Nd4 32.Qc4 e5 33.Ra1 (better 33.Bd6 Qb6 34.Bb8 Qb8 35.Qc8 Qc8 36.Rc8 Kh7 37.Rc7+–) 33...Ra8?? (better 33...Qc6!? 34.Qd5 Qd5 35.ed5 Nb3+–) 34.Rb1 (better 34.Ra7 Ra7 35.ba7 Nb5+–) 34...Rc8 (34...Rb8 35.Bd6 Rd8 36.Qc7+–) 35.Qd5 Rc6 (35...Ne2 36.Kh1 Rb8+–) 36.Bd4 ed4 37.e5 1–0. Fidalgo,Andre Neves (2265) – Sramek,Ondrej (1945), European Youth Chess Championship U18, 2016. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 Nbd7)

7.d4 Re8 8.0-0 Nh5 9.Qb3 e5 10.e4 a5 11.de5 de5 12.a3 Nb6 13.Nbd2 Bg4 14.c5 Be6 15.Qc2 Nd7 16.Nc4 Bc4 17.Qc4 Re6 (17...Qe7 18.Rad1+=) 18.Rad1 c6 19.Bh3 Re7 20.Qd3 Qc7 21.Qd6 Nf8 22.Rfe1 ab4 23.ab4 Rae8 24.Nd2 b5 (24...Ra8!?+/–) 25.Nb3+– Ne6 (25...Ra8 26.Na5 Ra6 27.Bc8 Qc8 28.Qe7+–) 26.Be6 fe6 27.Na5 1–0. Matta,Paola Andrea (1930) – Ramirez,Jorge Alonso (1710), Manizales op, 2008. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 Nbd7)

8.0-0 a5 9.a3 Re8 10.Qc2 c6 11.d3 Nf8 12.Rfd1 Bf5 13.Ne4 ab4 14.ab4 Ra1 15.Ra1 Ne4 16.de4 Bc8 17.Ra8 Qe7 18.Qd3 Nd7 19.Ra5 f6 20.Ba3 Nf8 21.b5 Ne6 22.Bd6 (22.Bd6 Qd8 23.Ra8+/–) 1–0. pcmvr (2865) – jvanmechelen (2165), net–chess.com, 2011.

8.d3 c6 9.0-0=.

8.d3 e4 9.Ne4+= Ne4 10.Bg7 Nf2 11.Kf2 Kg7 12.Qd2 c6 13.Rhf1 Qb6 14.e3 Ne5 15.Ne5 de5 16.d4 a5 17.a3 (worse 17.de5 Rd8 18.Qc1 Qb4=+) 17...Rd8 18.d5 cd5 19.cd5 Bf5 20.Qb2 (20.Qc3 Re8 21.Qc5 Qf6+=) 20...Re8 21.Rfd1 h5 22.Rac1 (22.h3 f6+=) 22...ab4= 23.Qb4 Qb4 24.ab4 Ra2 25.Kg1 Rb2 26.e4 (26.e4 Bg4 27.Rb1=) 1-0. rpanugaling (2770) - manishkhanchandani (2100), net-chess.com, 2022. (=1.c4 Nf6 2.Nf3 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2)

8.a3 Rb8 9.Nc3 b6 10.0-0 Bb7 11.Qb3 e6 (11...Ra8!?=) 12.Nb5+/– d5 13.Na7 Ra8 14.Nb5 Bc6 15.Ne5 Qc8 (15...Ne5!? 16.Be5 Bb5 17.cb5 cb4 18.Qb4 Nd7 19.Bg7 Kg7+/–) 16.Nc6+– Qc6 17.Nc3 Qd6 18.cd5 Nd5 19.Nd5 Bb2 20.Ne7! (worse is 20.Qb2 ed5 21.Rfb1 Rfb8+/–) 20...Qe7 21.Qb2 Rac8 22.Rfc1 Rc7 23.Rc2 Rfc8 24.Rac1 Qd6 25.h3 cb4 26.Rc7 Rc7 27.Rc7 Qc7 28.Qb4 Qc5 29.Qc5 Nc5 30.Kf1 Kf8 31.Ke1 Nb3 32.Kd1 Ke7 33.e3 Kd6 34.Kc2 Na5 35.Kc3 Kc5 36.a4 b5 37.ab5 Kb5 38.d4 Kb6 39.Kb4 Nc6 40.Bc6 Kc6 41.e4 f6 42.Kc4 Kd6 43.d5 f5 44.f3 h6 45.Kd4 g5 46.e5 Ke7 47.f4 gf4 48.gf4 Kd7 49.Kc5 h5 50.h4 (50.h4 Kd8 51.Kd6 ed5 52.Kd5+–) 1–0. Monz,Dieter – Bazsa,Dorottya, Mureck op U17, 1996. (=1.c4 Nf6 2.Nf3 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 Nbd7)

8.b5 Nb6 9.Nbd2 a6 10.a4 Bg4 11.a5 Nbd7 12.b6 Nh5 13.Bg7 Ng7 14.h3 Bf3 15.Bf3 Qc8 16.Ne4 Ne5 17.Bg2 Ne6 18.Nc3 Nc6 19.Nd5 Qd7 20.Qa4 Rfd8 21.Rb1 ½–½. Moore,Martin J – Merrell,William S, PO#74 USA Today SC, 1991. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0-0 5.c4 d6 6.Bg2 Nbd7 7.d3 c5)

8.bc5 Nc5 9.0-0 Bd7 10.Nc3 Bc6 11.Qc2 Qa5 12.d4 Na4 13.Na4 Ba4 14.Qd3 Bc6 15.d5 Ba4 (15...Bd7 16.Qb3=) 16.Rab1 Qa6 17.Nd2 Rac8 18.Qa3 b5 19.Bf6 Bf6 20.Rb4 Rc5 21.Bh3 Bg7 22.Bd7 Qb7 23.Bc6 Qc7? (23...Rc6 24.dc6 Qc6 25.cb5 Bb5 26.Rc1+=) 24.Rc1 f5?? 25.cb5+– Bc2 26.Rc4 Be4 27.f3 Bh6 28.e3 Rc4 29.Rc4 Qb6 30.Kf2 f4 31.Ne4 fe3 32.Ke2 1–0. Nyback,Tomi (2210) – Pihlajasalo,Hannu (2235), FIN–ch Helsinki, 2001. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 d6 5.g3 0-0 6.Bg2)

8.bc5 Nc5 9.0-0 Bd7 10.Nbd2 Qc7 11.Rb1 Bc6 12.Nb3 b6 13.Nc5 dc5 14.Qc2 Rad8 15.Bc3 Nh5 16.Bg7 Ng7 17.Qd2 Nf5 18.Qc3 (18.Qg5 h6 19.Qg4 Nd4 20.Nd4 Rd4=) 18...Nd4 19.Nd4 cd4 ½–½. Moore,Martin J – Merrell,William S, Ladder USA Today SC, 1991. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0-0 5.c4 d6 6.Bg2 Nbd7 7.d3 c5)

8.Nbd2 Qb6 9.a3 c5 (9...a5 10.Bc3=) 10.Qb3 (10.Rb1 cb4 11.ab4 e5+=) 10...cb4 (10...a5 11.0-0=) 11.ab4+= Ne8 (11...e5 12.d4+=) 12.0-0 Nc5 (12...e5 13.Ra5+=) 13.bc5 (13.Qa2!? Ne6 14.Bg7 N8g7 15.Qa5 Qa5 16.Ra5+/–) 13...Qb3= 14.Nb3 Bb2 15.Ra2 Bg7 (15...Bc3 16.Rc1 Bb4 17.Rca1+=) 16.Nfd2 a6 17.Na5 Ra7 (17...dc5 18.Nb7 Bb7 19.Bb7=) 18.Rb1+/– dc5 19.Bb7 (better is 19.Nb7 Bb7 20.Rb7 Rb7 21.Bb7+/–) 19...Nc7?? (better is 19...Nd6 20.Bc8 Rc8+/–) 20.Bc8+– Rc8 21.Nc6 Rca8 22.Na7 Ra7 23.Rb8 Bf8 24.Rab2 e6 25.R2b7 Rb7 26.Rb7 Ne8 27.Ra7 Bg7 28.Ra8 Kf8 29.Ne4 Ke7 30.Nc5 Nc7 31.Ra7 Kd6 32.Na6 Na6 33.Ra6 Ke7 34.Ra7 Kf8 35.e3 Bc3 36.d4 Kg7 37.c5 (37.c5 Bb4 38.Ra4+–) 1–0. bschardein (2260) – gmgenius (2315), net–chess.com, 2005.

7.0-0 Na6 8.a3 Nh5 9.Qc2 f5 10.d3 g5 11.Nbd2 h6 12.b5+= Nc5 13.d4 ed4 14.Nd4 (worse is 14.Bd4 g4 15.Bg7 gf3 16.Bf8 fg2 17.Kg2 Qf8+=) 14...Kh8 (14...g4 15.Bd5 Kh8 16.e3+=; 14...Qe7+/–) 15.a4 (15.Rad1 f4+=) 15...Qe8 (15...f4 16.a5+=) 16.N2b3 (16.e3 a5+=) 16...Ne4 (16...Nb3 17.Nb3 f4 18.c5+=) 17.Rae1 (17.c5 Nhf6+/–) 17...Rb8 (17...a6 18.Rd1+=) 18.e3 (18.c5+/–) 18...Qg6 (better is 18...g4!?+=) 19.g4!+– Nhf6 (19...fg4 20.Qe4 Deflection) 20.Nf5 Bf5 21.gf5 Qe8 22.f3 Nc5 23.Nc5 dc5 24.e4 Nd7 25.e5! Ne5 26.Re3 Rd8 27.Rfe1 Rd4 28.Bd4 cd4 29.Re5! Be5 30.Qe4 Bh2 31.Kh2 Qd8 32.Rd1 Qd6 33.Kg1 Rd8 34.Rd3 c5 35.Qb7 Re8 36.Qc6 Re1 37.Kf2 Qe5 38.Qh6 Kg8 39.Qg5 Kf8 40.Qh6 Kg8 41.Qe6! Qe6 42.fe6 Re6 43.f4 Kf8 44.a5 Ke8 45.Bc6 Kd8 46.Rh3 1–0. Cafferty,B (2205) – Ziska,A (1815), Masters, Hastings ENG, 2005. (=1.c4 Nf6 2.Nf3 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.0-0)

7.Nc3 a5 8.b5 Nbd7 9.0-0 Nc5 10.d3 Re8 (10...a4 11.Nd2=) 11.Nd2 Bf5 (11...Ra7 12.Ba3=) 12.Nb3 (12.Ba3 Nfd7=) 12...Nfd7 (12...Nb3 13.Qb3 e4 14.Qc2=) 13.e4 (13.Nc5 Nc5 14.Na4 Na4 15.Qa4 Qb8=) 13...Be6 14.f4 (14.Nc5 Nc5 15.Na4 Nd7=) 14...ef4 15.gf4 f5 16.Rb1 a4 17.Nc5 Nc5 (worse 17...dc5 18.ef5 Bd4 19.Kh1 Bf5 20.Bb7+=) 18.ef5 Bf5 (18...a3 19.fe6 ab2 20.Bd5=+) 19.Ne4= Qe7 (better 19...Bb2!? 20.Rb2 a3=) 20.Nc5+= Qe3 21.Kh1 dc5 22.Bb7 (22.Bd5 Kf8 23.Bb7 Rad8 24.Bg7 Kg7 25.Qa4 Rd3=+) 22...Rad8= The pressure on the backward pawn d3 grows (worse 22...Bd3 23.Bd5 Kh8 24.Bg7 Kg7 A) worse 25.Ba8 A1) worse 25...Bf1 26.Qf1 (26.Qa4?? Bd3 27.Rg1 Ra8 28.Qa8 Be4 29.Qe4 Qe4 30.Rg2 Qb1 31.Rg1 Qa2–+) 26...Ra8 27.Re1+=; A2) 25...Ra8 26.Rb2 Be4 27.Rg2 Rf8=+; B) 25.Re1 Qe1 26.Qe1 Re1 27.Re1+–) 23.Rf3 (23.Qa4 Bd3 24.Rbe1 Qe1 25.Re1 Re1 26.Kg2 Bb2 27.Bd5 Kh8–+) 23...Qe2 24.Bg7 Kg7 25.Qg1 (25.Qa4 Bd3 26.Rbf1 Bc4=) 25...Rd3 (25...Qa2?! 26.Re1=) 26.Rbf1 (26.Rf2!? Qe3 27.Qg2–/+) 26...Rf3–+ 27.Rf3 Qc4 28.Re3 (28.Qa1 Kh6 29.Bc6 Re2–+) 28...Re3 29.Qe3 Qf1 (29...Qb5?! 30.Qe7 Kh6 31.Qg5 Kg7 32.Qe7 Kh6 33.Qg5 Kg7 34.Qe7=) 30.Qg1 Qg1 (30...Qb5 31.Bd5 Qd3 32.Qc5 Qf1 33.Qg1 Qf4 34.Qe1–+) 31.Kg1 a3 32.Bd5 Kf6 33.Kf2 Be6 34.Be6 Ke6 35.Ke3 Kd5 36.h4 (36.Kd2–+) 36...c4 37.h5 (37.Kd2 Kd4 38.Kc2 h5–+) 37...gh5 0–1. Storey,Charles H (2240) – Jackson,James P (2320), 101. ch–GBR, 2014. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0-0 5.c4 d6 6.Bg2 e5)

7.Nc3 Nh5 8.0-0 f5 9.d3 c6 10.b5 Kh8 11.a4 Qe7 12.e3 Be6 13.Qc2 Nd7 14.Nd2 Rac8 15.Kh1 Nc5 16.Ne2 f4 17.ef4 ef4 18.Nd4 Bd7 19.Rae1 Qf7 20.N2f3 h6 21.Ba3 g5 (21...Rce8 22.a5=) 22.bc6+= bc6 23.Nb3 g4 24.Nh4 (24.Nc5 gf3 25.Bf3 dc5 26.Bc5 Rfe8 27.Re8 Re8–/+) 24...f3= 25.Nc5 fg2 26.Kg2 dc5 27.Re7 Qf6 28.Rd7 Nf4 29.Kh1 Ne6 (29...Rcd8 30.Rd8 Rd8 31.Bc5+/–) 30.Qe2 h5 31.Rd6 Rfe8 32.Re1 Nc7 33.Rf6 Re2 34.Re2 Bf6 35.Bc5 a6 36.Ng6 Kg7 37.Nf4 1–0. Haub,TM (2455) – Bergen,K (1955), 29th Liechtenstein Open, 2011. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0-0 5.Bg2 d6 6.c4 e5)

7.d3 Qe7 8.Nbd2 Nbd7 (8...Nc6 9.Qb3=) 9.0-0 Nh5 (9...Rd8 10.Qc2+=) 10.Qb3 (10.Qc2 a5 11.a3 Ndf6+=) 10...c5 (10...a5 11.Qa3+=) 11.bc5 (11.a3 f5+=) 11...dc5 (11...Nc5 12.Qb4=) 12.a4 (12.Ne4 Nhf6+–) 12...f5+= 13.Ne1 Rb8 14.Nc2 g5 (14...Ndf6 15.Ne3+=) 15.Ne3+– Ndf6 (15...g4 16.Nd5 Qd6 17.Nb1+–) 16.Nd5+– Nd5 17.cd5 (17.Bd5?! Be6+=) 17...Kh8 18.Nc4 b6 19.Na5 (19.Bc3 Ba6+–) 19...Qd6 (better 19...Bd7 20.Nc6 Bc6 21.dc6 e4+–) 20.Bc3?? (better 20.Nc6 Rb7 21.Bc3+–) 20...ba5–+ 21.Qc2 (21.Qa2 g4–+) 21...f4 22.Ba5 (22.e4 f3 23.Bh1 Bh3–+) 22...Bb7 (22...e4!? 23.Bc3 f3 24.Bg7 Ng7 25.de4 fg2 26.Kg2–+) 23.Rfc1 Rfc8 24.Rab1 Nf6 25.Rb5 (25.Qc4 Bf8 (25...Nd5?! 26.Rb7 Rb7 27.Bd5=+) 26.h4 gh4 27.gf4 ef4–+ (27...Nd5?! 28.Rb7 Rb7 29.fe5 Qe5 30.Qd5 Qd5 31.Bd5 Rg7 32.Kh2=; 27...Bd5?! 28.fe5 Bc4 29.ed6–+)) 25...Bd5 26.Rc5 Rc5 27.Qc5 Qc5 28.Rc5 Bg2?? (better 28...Rb1 29.Bf1 Kg8–+) 29.Kg2–/+ Ne8 (29...fg3 30.hg3 e4 31.Rg5–/+) 30.Bc3 (30.gf4 ef4 31.Rg5 Rb2–/+) 30...h6 (30...e4!? 31.Bg7 Ng7 32.Rg5 ed3 33.ed3 Ne6=+) 31.Be5=+ Be5 32.Re5 fg3 33.Re7? (better 33.hg3!? Ra8 34.Re7=+) 33...gh2–+ 34.Ra7 (34.Kh2 a6–+) 34...Rb2 35.Re7 (35.Kh2 Re2 36.Kg3 Nf6–+) 35...Nf6 36.Kh2 Ra2 37.Rf7 Nd5 (37...Nh5 38.Ra7–+) 38.a5 (38.Kg3 Re2 39.d4 Ra2–+) 38...Ra5 (38...Re2?! 39.a6=) 39.Rf5 (39.e3 Kg8 40.Rf5 Rb5–+) 39...Rb5 40.Kg3 (40.e4 Nc3 41.Rf7 Ne2–+) 40...Nc3 41.Kg4 (41.Rb5 Nb5 42.f4 Kg7–+) 41...Kg7 (better 41...Rf5 42.Kf5 Kg7–+) 42.e4 (42.Rb5 Nb5 43.f4–+) 42...Rf5 43.Kf5 Nd1 44.f3 (44.d4 Nf2 45.e5–+) 44...Ne3 45.Ke6 h5 46.d4 h4 47.d5 Nc4 48.e5 White prepares the advance d6 48...h3 49.d6 Nb6 50.Ke7 h2 51.e6 White prepares the advance d7 51...h1Q 52.d7 Nd7! 53.ed7 (53.ed7 Qe1 Combination; 53.Kd7 Qd1 Double attack) 53…Qf3 (53...Qf3 54.Kd6 Qf4 55.Kc6 Qf6 56.Kd5 Qf7 57.Kd6 Qf8 58.Kc7 Qf6 59.Kb7 g4 60.Kc7 Kh8 61.Kb8 g3 62.d8N Qd8 63.Kb7 g2 64.Ka6 Qb8 65.Ka5 g1Q 66.Ka4 Qga7) 0–1. Ozmen,Mustafa Lutfi Poyra (1920) – Asan,E (1750), TCh–TUR 2nd League, 2017. (=1.Nf3 Nf6 2.c4 d6 3.g3 g6 4.b4 Bg7 5.Bb2 e5 6.d3 0-0 7.Bg2 Qe7)

7.d3 Bf5 8.0-0 Qc8 9.Re1 Bh3 10.Bh1 Qg4 11.e3 (11.Nc3 a6=) 11...Qh5 (11...a5 12.b5=+) 12.Nbd2 (12.Nh4 Bg4 13.Qc2 Nbd7=) 12...Nbd7 13.d4 (13.Nh4 Qd1 14.Red1 Rfb8=) 13...e4 14.Nh4 Bg4 (14...Qd1 15.Rad1 g5 16.Bg2 Bg2 17.Ng2=+) 15.Qc2 Will e4 fall? (15.f3 ef3 16.Bf3 Rfe8=+) 15...g5-/+ 16.Ng2 Bf3 17.h4 h6 18.Rec1 c6 19.Nf3 (19.b5 Rfe8=+) 19...ef3-/+ (worse 19...Qf3 20.Nf4 Qg4 21.hg5 hg5 22.Ne2=) 20.Ne1 g4 21.Nd3 Qf5 22.Qb3 h5 (22...Ne4 23.c5-/+) 23.a4 Ne4 24.Nf4 White intends d5 24...Bh6 25.d5 (25.Re1 Rfe8-/+) 25...Bf4 (25...c5 26.b5-/+) 26.ef4 Rfe8 (26...cd5 27.cd5 a5 28.ba5 Ra5 29.Qb7 Rd5 30.Bc3-+) 27.dc6=+ bc6 28.Qd3? (28.Re1 Rab8=+) 28...Re6?? (better 28...Ng3!? 29.Qf5 Nf5-+) 29.Qd4 (29.Re1 Qh7=+) 29...f6 (29...Ndf6 30.Re1 Rae8 31.Qa7 c5-+) 30.c5? (30.b5 c5 31.Qd1 Rb8=) 30...Rae8 (30...dc5!? 31.bc5 Ndc5-+) 31.cd6 (31.Re1 d5-/+) 31...Rd6 32.Qc4 Kg7 33.Rd1 Ree6 (better 33...Nb6 34.Qb3 Nd2-+) 34.b5?? (better 34.Bd4 a5 35.ba5 Qa5 36.Re1=+) 34...Nb6 (34...Nf2 35.Kf2 Nb6 36.Bf6 Qf6 37.Qb3-+) 35.Qb3? (35.Qc2 Ng3! 36.Qf5 Rd1 37.Rd1 Nf5 38.bc6 Rc6 39.a5-+) 35...c5 (35...Nf2!? 36.Bf6 (36.Kf2 Qc5 37.Kf1 Re2 38.Rd4 Rd4 39.Qc3 Rd1 40.Rd1 Qf2) 36...Rf6 37.Rd6 Nh3 38.Kh2 Rd6 39.Qc3 Kg6 40.Ra2 Nf4 41.bc6-+) 36.Bf3?? (better 36.a5 Nd5 37.Re1-/+) 36...gf3-+ 37.Qf3 (37.Rd6 Rd6 38.Qf3-+) 37...Nd5 (37...Nd2 38.Qg2 Rd3 39.Rac1 Nf3 40.Kh1-+) 38.a5 (38.Rac1!?-+) 38...c4 39.Bd4 (39.b6 ab6 40.a6 Re8-+) 39...Rd7 (better 39...c3 40.b6 c2-+) 40.Rab1?? (better 40.Rac1 Rc7 41.Qg2-+) 40...c3 41.Rdc1 (41.Qd3 Qg4 42.Qc2 Nf4 43.Be3 Rd1 44.Qd1 Ne2 45.Kh2 N4g3 46.Qd7 Kg6 47.Qc8 Qh4 48.Kg2 Qe4 49.Kh2-+) 41...Nd2 42.Qd1 Nb1 43.b6 (43.Be3 Na3 44.b6 c2-+) 43...ab6 44.ab6 Nb6 45.Qb3 Nd2 46.Qc2 Nf3 (46...Rd4?! 47.Qf5 Re7 48.Rc3=) 47.Kg2 Qc2 (47...Rd4 48.Qf5 Ne1 49.Kf1+/-) 48.Kf3 Qd3 (48...Qe4) 49.Kg2 Qd4 50.Rc2 (50.Ra1 Re2 51.Rf1 c2 52.Kg1 c1Q 53.Rc1 Qf2 54.Kh1 Qg2) 50…Qd5 (50...Qd5 51.f3 Qd2 52.Rd2 Rd2 53.Kh3 Ree2 54.g4 Rh2 55.Kg3 Rdg2) 0-1. Miterr (2185) - Lance5500 (2410), lichess.org, 2019. (=1.c4 Nf6 2.Nf3 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.d3)

7.d3 Ng4 8.Qc2 f5 9.Nbd2 Kh8 10.0-0 Nc6 11.b5 Ne7 12.c5 Be6 13.Nc4 f4 14.Na5 Bd5 15.h3 Nh6 16.g4 (16.gf4!? b6 17.e4+=) 16...b6 17.cd6 cd6 18.Nc4 Nf7 19.e4 fe3 20.fe3 Rc8 21.e4 Be6 22.Qe2 Qd7 23.a4 g5 24.Bc1 h6 25.Ne3 Ng6 26.Nf5 Bf6 27.Be3 Nf4 28.Qd2 d5 29.Rfc1 (better is 29.Rae1!?=) 29...Rc1–/+ (29...Ng2?! 30.Kg2 Qb7 31.Qb4=) 30.Rc1 de4 (30...Ng2?! 31.Kg2 Kg8 32.Rc6=) 31.Bf4?? (better is 31.de4 Qd2 32.Bd2 Ne2 33.Kf2 Nc1 34.Bc1–+) 31…ef4 (31...ef4 32.de4 Rc8=; 31...gf4?! 32.de4 Rc8 33.Rc8 Qc8 34.Qd3=; 31...ef3 32.Nh6 Nh6 33.Bg5 Ng4 34.Bf6 Rf6 35.hg4 fg2 36.Qg5 Qd4 37.Kh2–+) 0–1. Messner,Harry (2120) – Babaev,Rashad (2475), Boeblingen op, 2008. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5)

7.d4 Nc6 8.de5 (8.b5 Nd4 9.Nd4 ed4 10.Bd4 a6=) 8...Ng4 (8...de5 A) 9.Ne5? Qd1 (9...Nb4?! 10.Qb3 Qe7 11.0-0=) 10.Kd1 Ng4 (10...Nb4?! 11.a3 Na6 12.Nd3=) 11.Bc6 bc6–+; B) 9.b5 Qd1 10.Kd1=) 9.0-0 Nce5 10.Ne5 Ne5 11.Nd2 Nf3 12.Bf3 (12.Nf3 Bb2 13.Rb1 Bg7=) 12...Bb2 13.Rb1 Bg7 (13...Be5 14.a4=) 14.Nb3 (14.a4 a5=) 14...c6 (14...Bf5 15.e4 Bh3 16.Bg2=) 15.Qd2 Bf5 16.Rbd1 Be5 17.b5 (17.Nd4 Bh3 18.Bg2 Bg2 19.Kg2 Qb6=) 17...Qb6 (17...Qc7 18.Bg2 Rfd8 19.Nd4=) 18.a4 (18.Nd4 Bd7=) 18...a5 (18...cb5 19.cb5 a6 20.Nd4=) 19.Nd4 Bd7 20.Bg2 cb5 21.Nb5 Bb5 22.Rb1+/– Qc5 23.cb5 Qb6 24.Qd5 Rab8 25.Rbc1 Qd4 26.Qd4 Bd4 27.Rc7 b6 28.Rd1 Bc5 29.Bc6 Rbc8 30.Ra7 Kg7 31.Kg2 Kf6 32.e4 h6 33.Rd3 g5 34.g4 Kg6 35.Bd5 f6?? 36.Be6+– h5 37.Bf5 Kh6 38.Rh7 1–0. b4_player – opponent, gamecolony.com, 2007.

7.d4 e4 8.Nfd2 e3 9.fe3 Ng4 10.Nf1 Re8 11.Nc3 Ne3 12.Ne3 Re3 13.0-0 c6 14.Qd2 Qe7 15.Rf2 f5 16.b5 1–0. Riemer,Wolfgang – Fournell,Udo, W–ch H579 corr, 1985. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 d6 5.g3 0-0 6.Bg2 e5)

8.a3 Na6 9.Qb3 Bd7 10.d3 Qc8 11.Rc1 Bh3 12.Bh1 Qg4 13.Nc3 Bh6 14.Rc2 Nh5 15.Ne4 a4 16.Qa2 Qd7 17.b5 Nb8 18.Rb1 c5 19.bc6 Nc6 20.Bc3 Rab8 21.Rb5 Be6 22.Nfg5 (22.Qb1 Na7 23.Rb6 Nc8+/–) 22...Bg7 (better is 22...Bg4!?+=) 23.Rcb2+/– Nd4 (23...Nf6!?+/–) 24.Bd4 ed4 25.Ne6 fe6 26.Rb7! Rb7 27.Rb7 Qd8 28.Qb1 Qa5 29.Nd6 Qd2 30.Bf3 Qc3 31.Qb4 Qc1 32.Kg2 Qg5 33.Ne4 Qf5 34.Qb5 Qb5 35.Rb5 Rf5 36.Bh5 Rb5 37.cb5 gh5 38.b6 Be5 39.Nc5 Bd6 40.b7 Kf7 41.Nd7 1–0. Mastrovasilis (2355) – Theodorakopoulos (2085), GRE–chT, 1999. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0-0 5.Bg2 d6 6.0-0 e5 7.c4 a5)

8.a3 Na6 9.d3 h6 10.Nc3 Be6 11.b5 Nc5 12.Na4 Na4 13.Qa4 b6 14.Nd2 Rb8 15.c5 (15.e3 Re8+=) 15...Nd7 16.cd6 cd6 17.Qd1 d5 18.a4 Re8 19.Rc1 Qg5 20.Rc6 Qh5 21.Ba3 Bf8 22.Bf8 Kf8 23.f4 ef4 24.gf4 Bg4 25.Nf3 Re7 26.e4 de4 27.de4 Kg8 28.Qd6 Ree8 29.e5 Rbd8 30.Qa3 Nc5 31.Rb6+/– Ne6 32.Qe3 g5 33.fg5+– hg5 34.Rd6 Nf4 35.Rd8 Rd8 36.Ng5! Ng2 37.Kg2 Rc8 38.Rf2 Rc4 39.Ne4 Kh8 40.Qf4 Bh3 41.Kg3 Be6 42.Qf6 Kg8 43.Qd8 Kg7 ½–½. Akl,Nabil (2190) – Simon,Olivier (2290), Syre Memorial op, 2003. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0-0 5.Bg2 d6 6.0-0 e5 7.c4 a5)

8.a3 ab4 9.ab4 Ra1 10.Ba1 Na6 11.Qb3 c6 12.d3 Qe7 13.Nbd2 h6 (13...Be6 14.Bc3=) 14.Bc3 Bd7 15.Qb2 Re8 16.c5 dc5 17.bc5 (worse is 17.Ne5 cb4 18.Bd4 Bf5–/+) 17...Nc5 (worse is 17...Qc5 18.Be5 Qb4 19.Qa1+=) 18.Be5 (18.Ne5? Na4 19.Qb7 Nc3 20.Nd7 Ne2 21.Kh1 Nd7 22.Qc6 Nd4–+) 18...b5 (18...Bf5 19.d4 Ncd7 20.e3=) 19.Qa3 (19.Rc1 Na4 20.Qa1 Kh7+=) 19...Bf8 20.Qa1 Nd5 21.Re1 Qe6 22.Bb2 (22.Qb1 Na4=) 22...Na4 23.Ne4 Nb2 24.Qb2 f5 25.Ned2 Nb4 26.Qb1 c5 27.e4 (27.d4 c4=) 27...Qf7 (27...Qd6!? 28.d4 cd4–/+) 28.d4= c4 29.Ne5 Re5 30.de5 Nd3 31.Re3 Ne5 (31...Bc5 32.Rd3 cd3 33.Bf1=) 32.ef5+= Ng4 33.Rf3 gf5 34.h3 Ne5 35.Re3 Bg7 36.f4 Nd3 37.Rd3 cd3 38.Qd3 Qe7 39.Bd5 ½–½. Knezevic,Ml (2165) – Stojanovic,Sa1 (2055), Knjaz Milos Jezero Open, Belgrade SCG, 2004. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.0-0 a5)

8.a3 ab4 9.ab4 Ra1 10.Ba1 Nc6 11.b5 Ne7 12.Nc3 Nd7 13.e3 Re8 14.d3 Nc5 15.Qc2 Bf5 16.e4 Bd7 17.Nd2 Nc8 18.Nb3 Nb6 19.Nc5 dc5 20.Bb2 Bc8 21.Bc1 Qd6 22.Be3 Rd8 23.Rd1 Nd7 24.Bh3 Nf8 25.Bc8 Rc8 26.Ra1 f5 27.ef5 gf5 28.Ra7 b6 29.Nd5 Ne6 30.Qa2 f4 31.Bd2 Nd4 32.Bc3 fg3 33.hg3 e4 34.de4 Rf8 35.Ra8 Nf3 36.Kg2 Bc3 37.Rf8 Qf8 38.Nc3 Nd4 39.f4 Qc8 40.Nd5 Qe6 41.e5 Kg7 42.Qb1 Nf5 43.g4 Ne7 1–0. Smyslov – Jimenez Zerquera, Cuba 1964.

8.a3 ab4 9.ab4 Ra1 10.Ba1 Be6 11.d3 h6 12.Nc3 Qd7 13.Re1 Nc6 14.Qa4 Bh3 15.Bh1 Ng4 16.Qb5 Kh7 17.Qb7 Nd8 18.Qa7 f5 19.Nd5 Ne6 20.Nd2 f4 21.Ne4 Rf7 22.b5 Ng5 23.Ng5 hg5 24.Bf3 Qf5 25.Nc3 c5 26.Qa8 Nh2? 27.Kh2 g4 28.Rh1?? fg3+/– 29.fg3 gf3 30.Qf3 Qd7 31.Qe4 Bg4 32.Kg2+– Bh6 33.Bb2 Kg7 34.Nd5 Bg5 35.b6 Bf5 36.Be5! de5 37.Qe5 Bf6 38.Nf6 Rf6 39.Qc5 Qb7 40.e4 Rb6?? 41.Qe5+– Rf6 42.Rf1 Qc6 43.g4! Qe6 44.Qc7 Qd7 45.Qe5?? 45...Qe6= 46.Qc7 (46.Rf5 gf5 47.Qe6 Re6 48.gf5 Rd6–+) ½–½. Delaunay,Sebastien (2365) – Galan,Francois (2025), Parys de Loire Cup fin, 2009. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.0-0 a5)

8.a3 Nc6 9.b5 Nb8 10.Nc3 (10.d4 e4 11.Nfd2 Re8+=) 10...Nbd7 11.a4 Re8 Black plans e4 12.d3 Nc5 Black intends e4 13.e3 e4 (13...Bf5 14.e4 Bg4 15.Rb1=) 14.de4 (14.Ne4 Nce4 15.de4 Ne4 16.Bg7 Kg7 17.Qd4 Qf6=) 14...Nfe4 15.Qc2 (15.Ne4 Bb2 16.Rb1 Re4=) 15...Nc3 (15...Bf5!? 16.g4 Bg4 17.Ne4 Ne4 18.Bg7 Kg7–/+) 16.Bc3= Bf5 17.Qb2 Nd3 18.Qd2. gbsr (2330) – kerger (2315), net–chess.com, 2003. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0-0 5.Bg2 d6 6.0-0 e5 7.c4 a5)

8.a3 e4 9.Ng5 (9.Nd4 ab4 10.ab4 Ra1 11.Ba1 d5=) 9...Re8 (9...Nh5 10.Bg7 Kg7 11.Ne4 ab4 12.d4=+) 10.d3 (10.Nc3 h6 11.Nh3 Nh5=+) 10...ed3 11.ed3 (11.Qd3 ab4 12.ab4 Ra1 13.Ba1 Nc6=+) 11...Bg4 (11...Ng4 12.Bg7 Kg7 13.Qd2 ab4 14.h3–+) 12.f3 (12.Bf6!? Bd1 13.Bd8 Rd8 14.Bb7=+) 12...Bf5–/+ 13.Qd2 d5 14.g4 Bc8 15.b5 (15.cd5 ab4 16.ab4 Ra1 17.Ba1 h6 18.Bf6 Qf6–/+) 15...Nbd7 (15...h6 16.Nh3–/+) 16.Nc3 (16.cd5 Nc5 17.Nc3 Nb3–/+) 16...h6–+ 17.Nh3 dc4 18.dc4 Ne5 19.Qd8 Rd8 20.Rad1 Be6 21.Nd5 (21.Nf4 Bc4 22.Rd8 Rd8–+) 21...Nd5 22.cd5 Rd5 23.a4 (better 23.Rd5 Bd5 24.Be5 Be5 25.f4 Bd4 26.Kh1–+) 23...Rd1 24.Rd1 Bb3 (24...Bb3 25.Rb1 Ba4–+) 0–1. Bologan,Victor (2650) – Smirin,Ilia (2675), 17th Karpov Poikovsky, 2016. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.0-0 a5)

8.a3 Be6 9.d3 h6 10.Nbd2 Qd7 11.b5 Bh3 12.a4 Bg2 13.Kg2 b6 14.e3 Qe6 15.d4 Nbd7 16.Qc2 Nh7 17.de5 Ne5 18.Ne5 Be5 19.Be5 Qe5 20.Nf3 Qh5 21.Rad1 Rfe8 22.h3 Nf6 23.Rd4 Qc5 24.Rfd1 Re6 25.Rf4 Nd7 26.Rd5 Qa3 27.Rd3 Qa1 28.Nd4 Ree8 29.Rd1 Qa3 30.h4 h5 31.g4 Re5 32.Nc6 Rc5 33.Qe4 Rf8 34.Rd5 Qa1? 35.gh5 Nf6+/– 36.Qd4 Qd4 37.Rdd4 Nh5 38.Rfe4 Ng7 39.Rd5 Ne6 40.Rc5 Nc5 41.Re7 Rc8 42.Na7 ½–½. Michalek,Christoph (2180) – Beeker,Detlef, Oberliga NRW, 1997. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 d6 5.Bg2 0-0 6.0-0 e5 7.c4 a5)

8.a3 Re8 9.Nc3 Na6 10.d4 e4 11.Ne1 Bf5 12.b5 Nb8 13.Nc2 d5 14.Ne3 dc4 15.Nc4 Nbd7 16.Ne3 Nb6 17.Nf5 gf5 18.e3 h5 19.a4 Bf8 20.Ba3 Ba3 21.Ra3 Qd6 22.Ra1 Kg7 23.Qb3 h4 24.Qa3 (24.gh4 Ng4 25.Rfc1 Qh2 26.Kf1 f4 27.ef4 Qf4–+) 24...Rh8 25.Rfc1 hg3 26.hg3 (worse is 26.fg3 Ng4 27.Nd1 Nd5 28.Qd6 cd6+=) 26...Qe6 27.Qc5 Nfd5 28.Nd5 Nd5 29.Qa3 Rh5 30.Rc5 Rah8 31.Rd5 (better is 31.Rac1!?+=) 31...Qd5–/+ 32.Rc1 Qd7 33.Qc3 Rc8 34.b6 Rh6–/+ 35.d5 Kf8 36.bc7–/+ Qd5 37.Bf1 Ke7 38.Bb5+= Rd6 39.Qa5 Qd2 40.Qd2 Rd2 41.Rc5 Kd6 42.Rf5 Rc7 43.Kg2 Ke6 44.g4 f6 45.Kg3 Rc1 46.Rf4 Ke5 47.Rf5 Ke6 48.Rf4 Ke5 49.Rf5 ½–½. Seeman,Tarvo (2420) – Korman,Sebastian, FIN–chT2, 2006. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0-0 5.Bg2 d6 6.0-0 e5 7.c4 a5)

8.a3 Re8 9.d3 c6 (9...e4 10.Nd4+=) 10.Qb3 Nbd7 (10...e4 11.Ng5=) 11.Nc3 (11.Nfd2 Qc7=) 11...h6 (11...e4 12.Ng5 ed3 13.ed3+=) 12.Nd2 Qe7 (12...Nb6 13.b5 a4 14.Qd1=) 13.Qc2 Nf8 14.Nb3 ab4 15.ab4 Be6 16.e4 Qc7 17.Rfc1 N8h7 18.Na4 Ng5 (18...Bf8 19.c5=) 19.c5 d5 (19...Bb3 20.Qb3 dc5 21.h4= (21.Rc5? b5–+)) 20.Na5 Rad8 (20...Ra6 21.h4 Nh3 22.Bh3 Bh3 23.Nb6+=) 21.h4 (21.Nb6 Ngh7+=) 21...Nh3 (21...Ngh7 22.Rd1+=) 22.Kf1 (22.Kh1 h5=) 22...g5 (22...h5 23.Bc3+=) 23.hg5+= Ng5 (23...hg5 24.Bc3+=) 24.Nb6 Bg4 (24...Bf8 25.Ra3+/–) 25.Nb3 (25.ed5 Nd5 26.Nd5 cd5+=) 25...Qe7 26.Nd2 (26.ed5 Nd5 27.Nd5 cd5+=) 26...Qe6 27.Bh1 Bh3 28.Kg1 h5 29.Nf3 Nf3 30.Bf3 Ng4 31.Rd1 h4 32.Qe2 hg3 33.fg3 Bh6 34.Bc1 Bc1 35.Rac1 Kg7 36.ed5= cd5 37.Re1 f6 38.Qa2?? Rh8?? 39.Qa7?? Qf5–+ 40.Qb7 Kg6 41.Nd5= Rd7 42.Qc6 Rc8?? 43.Nf4!+– ef4 44.Qc8 Nf2 45.Qe8 Kh6 46.Kf2 fg3 47.Kg1 (47.Kg1 Qf3 48.Qe3 Qe3 49.Re3+–) 1–0. Klimm,Wolf Dietrich (2225) – Sieg,Ulrich (2285), BL2–Nord, 2003. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.0-0 a5)

8.a3 Nh5 9.Nc3 f5 10.d3 Kh8 11.Qd2 Nc6 12.b5 Ne7 13.Rac1 h6 14.Nd5 g5 15.Ne7 Qe7 16.c5 d5 17.d4 e4 18.Ne5 Be5 19.de5 c6 20.f3 Be6 21.fe4 fe4 22.Rf8 Qf8 23.bc6 bc6 24.Bd4 Qb8 25.Qd1 Ra7 26.Rb1 Rb7 27.Rb6 Ng7 28.Qb3 Rb6 29.cb6 Qb7 30.Qc3 Nf5 31.Bc5 Qa6 32.Qb2 Qb7 33.e3 Kg8 34.Bf1 Bc8 35.e6 Ng7 36.e7 Ne8 37.Qf2 1–0. Taimanov – Jansa, Marianske Lazne 1962.

8.a3 h6 9.d3 Be6 10.Nc3 Qd7 11.b5 Bh3 12.a4 Bg2 13.Kg2 b6 14.e4 Kh7 15.Nh4 Qd8 16.Kh1 Nh5 17.Nd5 Nd7 18.Ba3 Nhf6 19.Nf6 Qf6 20.Ng2 Qd8 21.Ne3 f5 22.Nd5 Rf7 23.Ra2 Nf8 24.Bc1 Ne6 25.f3 Qd7 26.Raf2 Raf8 27.Kg2 Qd8 28.Be3 Bf6 29.ef5 gf5 30.f4 Be7 31.fe5 de5 32.Ne7 Qe7 33.Qh5 f4 34.gf4 ef4 35.Bd2 Qg5 36.Qg5 hg5 37.h3 Rd8 38.Re1 Nc5 39.Rf3 Nd3 40.Rh1 Kg6 41.Bc1 Re7 42.Ba3 Re2 43.Kf1 Ra2 44.Be7 Rd7 0–1. Ellis,David (1780) – Renic,Branko (2060), AUS ch maj (Mingara) (10), 2000.

8.b5 a4 9.Na3 Nbd7 10.d3 Nc5 11.Qc2 (11.Nc2 Bh6=) 11...Bg4 (11...Bh6 12.Qc3=+) 12.e3 (12.Qd2 Qd7=+) 12...Qd7 (12...Re8 13.e4=+) 13.Ne1 (13.e4 Bh3–/+) 13...Bh3 (13...Qe7 14.Rb1–/+) 14.d4 Bg2 (14...ed4 15.Bd4 Bf5 16.Qb2=+) 15.Ng2=+ Qh3 (15...ed4 16.Bd4 Ne6 17.Nf4=+) 16.f3= (16.dc5?? Ng4 17.Rfe1 Qh2 18.Kf1 Qh1 19.Ke2 Qg2 20.cd6 Qf2 21.Kd1 Ne3 22.Re3 Qe3–+) 16...Ncd7 (16...ed4 17.ed4 Ne6 18.d5=) 17.Rae1 (17.c5 Qe6=) 17...Rfe8 (17...Rfd8 18.Qe2=+) 18.Qf2 (18.e4 Nh5=+) 18...e4 (18...Bh6 19.e4=+) 19.Nf4= Qh6 20.Bc1 (20.h4 Rac8 21.Nb1 ef3 22.Qf3 Ne4=) 20...c6 (20...Nb6 21.h4=+) 21.Ne2 Re7 (21...c5 22.Nc3 ef3 23.Qf3=+) 22.Nc3= Rf8 (22...ef3 23.Qf3 Qh5 24.Qh5 Nh5 25.Kg2=) 23.Na4 (23.fe4 Qh3=) 23...ef3=+ 24.Qf3 Ne4 25.bc6 (25.Nb1 Ndf6=+) 25...bc6=+ 26.Nb1 c5 (26...Ndf6!?=+) 27.Nac3= Nc3 (better 27...Ndf6!?=) 28.Nc3+– cd4?? (28...Nf6+–) 29.Nd5 (better 29.ed4 Qh3 30.Re7 Bd4 31.Kh1+–) 29...Re6= 30.e4 (30.Qd1 d3 31.Qd3 Nc5+=) 30...Qh5 31.Qh5 gh5 32.Nf4 Re5 33.Bb2 (33.Nd5 d3=) 33...Ra5 (33...Rc5 34.Ba3 Rc6 35.Nd5=) 34.Rd1= Nb6 (34...Rc8 35.Bd4 Rc4 36.Bg7 Kg7 37.Rd6+=) 35.Bd4+= Nc4 36.Bg7 Kg7 37.Rd5 (37.Rd4 Ne3 38.Rc1 Rb8+=) 37...Ra2= 38.Nh5 Kh8 39.Nf6 (39.Rd4 Rc2=) 39...Ne3=+ 40.Rh5 h6 41.Re1 (41.Rb1 Rc8=+) 41...Rb8=+ 42.e5 (42.Nd5 Rg2 43.Kh1 Re2=+) 42...Rg2 (42...Kg7 43.g4=+ (43.ed6? Kf6 44.d7 Rg2 45.Kh1 Re2–+)) 43.Kh1= Re2 44.Rc1? (better 44.Rg1=) 44...Kg7–+ 45.Ne4 (45.Kg1 Kg6 46.Rh4 de5–+) 45...Rc8! 46.Nc3?? (46.Rc8 Re1) 46...Rc3! (46...Rc3 47.Rb1 Kg6–+) 0–1. Farmani Anosheh,Yasha (2170) – Murtazin,Bulat (2395), 28. Czech Open A, 2017. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.0-0 a5)

8.b5 a4 9.d3 Nbd7 10.e4 (10.a3 Nc5=) 10...Nc5 11.Nc3 h6 (11...Nfd7 12.Re1=) 12.Ba3 Nfd7 13.Bh3 (13.Bc1=) 13...c6 (13...f5 14.Rb1=+) 14.Rb1 (14.bc6 bc6 15.Bd7 A) worse 15...Nd7 16.Bd6 (worse 16.Na4 Qa5–/+) 16...Re8 17.Kg2+= (worse 17.Na4 Qa5=+); B) 15...Qd7 16.Bc5 dc5 17.Na4 Qa7=+) 14...f5= 15.Nh4 (15.ef5 gf5 16.d4 ed4 17.Nd4 Ne5 18.bc6 bc6= (worse 18...Nc6 19.Ndb5+–)) 15...Qg5 Black prepares f4 16.bc6 bc6 17.Rb4 Increasing the pressure on the isolated pawn on a4 (17.ef5 gf5 18.Bb4 Bb7=) 17...f4 18.Na4 (18.Nf3 Qd8=) 18...Na4 (18...fg3 19.hg3 Ra4 20.Ra4 Na4 A) worse 21.Qa4 Nb6 22.Qc6 Bh3 23.Bd6 A1) 23...Bf1 24.Bf8 Qf6 25.Bd6 Bd3 26.c5+– (worse 26.Qb6 Be4 27.Qe3 Bc6=); A2) 23...Rf6–/+; B) 21.Be6 Kh7 22.Qa4+=) 19.Be6=+ Kh7 20.Ra4 Ra4 21.Qa4 Nb6?? (better 21...Qf6 22.Bg4 Nc5 23.Bc5 Bg4=) 22.Qc6+– Be6 23.Qb6 Bh3 (23...Ra8 24.Qd6 Qf6+–) 24.Rd1 (better 24.Ra1!?+–) 24...Qh5+– 25.Rd2?? (25.Rc1 g5 26.Ng2= (26.Bd6 gh4 27.f3 fg3 28.Bf8 Qf3 29.Qg6 Kg6 30.Bg7 Qg2; 26.Qd6?? gh4 27.Qd7 Bd7–+)) 25...g5–/+ 26.f3 fg3 27.Nf5? (27.hg3 gh4 28.g4 Qg5–+) 27...Qf3 (27...Rf5 28.ef5 Qf3 29.hg3 Qg3 30.Kh1 Qe1 31.Kh2 Qd2 32.Kh3 g4 33.Kg3 Qd3 34.Kg4 Qc4 35.Kg3 Qd3 36.Kf2 Qa3 37.Qb1 Qc5 38.Ke2 Qc4 39.Ke3 Qf4 40.Ke2–+) 28.hg3 Rf5 29.Kh2 (29.Qf2 Rf6 30.Qf3 Rf3 31.Bd6–+) 29...Rf4 30.gf4 Qf4 31.Kh3 Qd2 32.Qd6 Qe3 33.Kg2 Qe2 34.Kg1 Qe1 35.Kg2 g4 36.Bc5 Qe2 37.Bf2 Qf3 (worse 37...Qa2 38.Qd7 Qe2 39.Qf5 Kg8 40.c5 Qd3 41.Qg4+–) 38.Kg1 g3 39.Bc5 (39.Bb6 Qe2 40.a4 Qh2 41.Kf1 g2 42.Ke1 g1Q 43.Bg1 Qg1 44.Ke2 Qg4 45.Kd2 h5=+) 39...Qe2 40.Qd7 (better 40.a4!?=+) 40...Qh2–/+ 41.Kf1 g2 42.Ke1 g1Q 43.Bg1 Qg1 44.Kd2 (44.Ke2 Qg2 45.Ke3 Qa2 46.Qf5 Kg8 47.Qe6 Kf8 48.Qd6 Kf7 49.Qd7 Kf6 50.Qd6 Kg5=) 44...Qf2 45.Kd1 (better 45.Kc3 Qa2 46.c5 Qa3 47.Kc4 Qa6 48.Kc3–/+) 45...h5 (45...Qa2!? 46.Qf5 Kg8 47.Qe6 Kf8 48.Qd6 Kf7 49.Qd5 Ke7–+) 46.a4 (better 46.Qf5!? Qf5 47.ef5–+) 46...Qf3 47.Kc2 (47.Ke1 Qe3 48.Kf1–/+) 47...h4 48.c5 h3 49.c6 h2 50.c7 Qf2 51.Kb3 h1Q 52.c8Q Qb1 53.Kc4 Qfc2 (53...Qba2 54.Kb4 Qb6 55.Qb5 Qb2 56.Kc4 Q6d4) 54.Kd5 Qbb3 55.Kd6 (55.Qc4 Qcd3 56.Ke6 Qdc4 57.Ke7 Qf7 58.Kd6 Qb6 59.Qc6 Qf6 60.Kd5 Qbc6) 55...Qbd3 (55...Qb4 56.Ke6 Qb6 57.Qdc6 Qbc6 58.Qc6 Qc6 59.Ke7 Kg8 60.d4 Bf6) 56.Ke7–+ Qd7 (better 56...Qa3!? 57.Kf7 Qca2 58.Qd5 Qf3 59.Ke8 Qa4 60.Qcc6 Qf8 61.Kd7–+) 57.Qd7 Qe4 58.Qh3 (58.Qb5 Qh4 59.Kd6 Qf6 60.Kd5 Qf3 61.Kd6 e4–+) 58...Bh6 (58...Kg6 59.Qg3 Kf5 60.Qh3 Kg5 61.Qb3–+) 59.a5 (59.Kf6 Qc6 (59...Qa4?! 60.Qf5 Kh8 61.Qc8 Kh7 62.Qf5 Kh8 63.Qc8 Kh7 64.Qf5=) 60.Ke5 Qc5 (60...Qa4?! 61.Qf5 Kh8 62.Qc8 Kg7 63.Qb7 Kg8 64.Qc8 Bf8 65.Qe6 Kh8 66.Qh3 Kg7 67.Qg3 Kh7 68.Qh3 Kg6 69.Qg3 Kh5 70.Qf3 Kg5 71.Qf5 Kh4 72.Qf8=) 61.Ke4 Qc4 62.Ke5 Qc7 (62...Qa4?! 63.Qf5 Kh8 64.Qc8 Kg7 65.Qb7 Kg8 66.Qc8 Bf8 67.Qe6 Kh8 68.Qh3 Kg7 69.Qg3 Kh7 70.Qh3 Kg6 71.Qg3 Kh5 72.Qf3 Kg5 73.Qf5 Kh4 74.Qf8=) 63.Kd4 Qa7 64.Kd5 Qa5 65.Ke6 Qa6 (65...Qa4?! 66.Qd3 Kg8 67.Qg6 Bg7 68.Qf7 Kh7 69.Qf5 Kh6 70.Qh3 Kg5 71.Qf5 Kh4 72.Qh7 Kg4 73.Qg7 Kf3 74.Qc3 Ke4 75.Qe1 Kd3 76.Qg3 Ke2 77.Qg2 Ke3 78.Qg1 Kf3 79.Qf1 Kg3 80.Qd3 Kf4 81.Qd2 Kf3 82.Qd6=) 66.Ke7 Qe2 (66...Qa4?! 67.Qf5 Kg7 68.Qf6 Kg8 69.Qh6=) 67.Kd6 Qd2 68.Kc6 Qc1 69.Kd6 Qf4 70.Kd5 Qg5 71.Kd6 Qg6 72.Kc5 Qc2 73.Kd6 Qf2–+) 59...Qg6 60.a6 (60.Qf1–+) 60...Kg7 (better 60...Qa6 61.Qf5 Qg6 62.Qe5 Bg5 63.Kd7–+) 61.a7?? (61.Qe6 Bg5 62.Kd6 Qd3 63.Ke5 Qb5 64.Ke4 Bf6–/+) 61...Qf7 (better 61...Bg5 62.Kd7 Qa6–+) 62.Kd6 Qa7?? (62...Qf8 63.Kc7 Qc5 64.Kb7 Qe7 65.Ka6 Qd6 66.Kb7 Qb4 67.Ka8 Qd4 68.Qg2 Kf8 69.Qf3 Kg8 70.Qb3 Kh8 71.Qb8 Kh7 72.Qc7 Bg7=) 63.Qg4= Kh8 64.Qc8 Kg7 65.Qg4 Kh8 ½–½. Rohacek,Miroslav – Miesbauer,Jan, Ceske Budejovice GM Closed Tournament, 2016. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.0-0 a5)

8.b5 c6 9.a4 Be6 10.d3 h6 11.Nfd2 Qc7 12.Na3 Nbd7 13.Rc1 (13.Nc2 Nh5=) 13...Rad8 (13...Nc5!?+=) 14.Bc3 d5 (14...Nc5 15.Nb3 Nb3 16.Qb3=) 15.cd5+= Nd5 16.Bb2 Nb4 17.bc6 bc6 18.Nac4 Nc5 19.Ne3 Qa7 20.Ba3 Bd5 21.Bb4 (21.Nd5 cd5 22.Nb3 Na4+=) 21...ab4+= The isolani on a4 becomes a target 22.Qc2 Ne6 (worse is 22...Na4 23.Nd5 Rd5 24.Bd5 (24.Qc6?! Ra5=) 24...cd5 25.Ra1+–) 23.Nd5 Nd4 24.Qd1 cd5 25.e3 Ne6 26.Qb3 Qa5 27.Rb1= Nc5 28.Qb4 Qb4 29.Rb4 Nd3 30.Rb5 e4 31.Nb3 Rd6 32.a5 Ra8 33.Rd1+= Bc3 34.Bf1 d4 35.Bd3 ed3 36.Rd3 de3 37.Re3 Rc6 38.Re4 Kf8 39.Ra4 Ke7 40.Rb7 Ke6? 41.a6!+– Kd5?! 42.a7 Be5 43.Rf7 Rb6 44.Nd2 Ke6 45.Rh7 h5 46.Nc4 Rb1 47.Kg2 Rb5 48.Ne5 Ke5 49.Ra6 Kf5 50.Rf7 Kg5 51.Rg7 (51.Rg7 Kf5 52.h4+–) 1–0. Ribeiro Jr,Valdir Uchoa (1925) – Coutinho,Sidnei B (2105), Brasilia BRA, 2012. (=1.c4 Nf6 2.g3 g6 3.Bg2 e5 4.Nf3 d6 5.b4 Bg7 6.Bb2 0-0 7.0-0 a5)

8.b5 c6 9.Nc3 Nbd7+=.

8.b5 c6 9.Nc3 Re8 10.d3=.

8.b5 c6 9.Nc3 h6 10.d3 Nh5 (10...Be6 11.Ba3=) 11.Rb1 f5 12.e3 Kh7 13.bc6 bc6 14.Na4 Nd7 15.c5 (15.Nh4 Ra6+=) 15...dc5= 16.Qc2 Ba6 17.Rfd1 Qe7 (17...Rb8 18.Ne1=) 18.Ba3 The pressure on the isolated pawn grows 18...Rfb8 19.Nd2 (19.Rb8 Rb8 20.Nc5 Nc5 21.Bc5 Qe6=) 19...Qd6 (19...Bb5!?=) 20.Nc4 Bc4 21.Qc4 Rb4 22.Bb4 ab4 23.Qb3 Nhf6 24.d4 (better 24.a3!? Rb8 25.Nb2+=) 24...ed4= 25.ed4 cd4 26.Qb4 c5? (better 26...Qb4 27.Rb4 Ne4 28.Rbd4 Bd4 29.Rd4 Ndf6=) 27.Nc5+– Rb8 28.Nb7 Qb4 29.Rb4 Ne4 30.Be4 (30.a3 Nc3 31.Rd2 Ne4 32.Be4 fe4+–) 30...fe4 31.a3 Ne5 Black intends d3 (31...Ra8 32.Rdd4 Bd4 33.Rd4+–) 32.Nc5 (32.Nd6 Ra8+–) 32...Ra8 33.Ne4 (33.a4 e3 34.fe3 de3+–) 33...Ra3 (33...Nf3 34.Kg2 Ng5 35.Ng5 hg5+–) 34.Rb7+– g5 35.Kg2 (35.f4 Nf3 36.Kf2 g4 37.Nf6 Kg6 38.Ng4 h5 39.Rb6 Kf5 40.Nh6 Ke4 41.Re6 Kd5+=) 35...d3+– 36.Nc5 Kg6 37.Rb3 (37.Rb3 Rb3 38.Nb3+–) 1–0. Flores,Diego (2585) – Montoro,Gustavo E (2000), 47 Abierto Internacional CIUDAD DE, 2016. (=1.c4 Nf6 2.Nf3 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.0-0 a5)

8.b5 Be6 9.d3 h6 10.Nc3 Nbd7 11.Rc1 d5 (11...Bg4!?=) 12.cd5+/– Nd5 13.Na4 Re8 14.Nd2 Ra7 15.a3 N5b6 16.Nb6 Nb6 17.Qc2 Qd7 18.a4 Bd5 19.Ne4 Qe7 (19...Qe6!?+/–) 20.Qc7 Na4 21.Qe7 Re7 22.Ba3 Rd7 23.Rc8 Kh7 24.Nc5 Bg2 25.Kg2 (25.Nd7?! Bf1 26.Kf1 b6 27.Nf8 Bf8 28.Bf8 Rd7+=) 25...Nb6? (better is 25...Nc5!? 26.Bc5 b6 27.Bb6 Rab7 28.Ba5 Rb5+/–) 26.Nd7 Nc8 27.Rc1 b6 28.Ne5 (better is 28.Nb8!? Ne7 29.Nc6 Nc6 30.bc6+– (30.Rc6?! Rb7+=)) 28...Be5+/– 29.Rc8 Rc7 30.Rc7 Bc7 31.Kf3 f5 32.Ke3 Kg7 33.Kd4 h5 (33...Kf7+–) 34.Kd5 h4 (34...f4 35.Bb2 Kf7 36.Kc6+–) 35.Kc6 Bd8 36.d4 h3?? (36...hg3 37.hg3 a4+–) 37.d5 g5 (37...Kf7 38.Kd7 Bf6 39.Kc7+–) 38.Bb2 Kf7 39.e3 (39.Kd7 Be7 40.d6 Bf8+–) 39...a4 (39...g4 40.Kd7 Be7 41.Kc7+–) 40.f4 g4 (40...gf4 41.ef4 Ke7+–) 41.d6 Ke6 42.d7 Ke7 43.Ba3 Ke6 44.Bd6 Kf7 45.Bb4 Ke6 46.Ba3 Bf6 (46...Kf6 47.Kb7 Ke6 48.Kc8+–) 47.Kc7 Kd5 48.Kb6 Bd8 49.Kb7 Kc4 50.Kc6 (50.Kc6 Kb3 51.Bd6+–) 1–0. Soppe,Guillermo (2465) – Needleman,G (2155), II American Continental, Buenos Aires A, 2003. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0-0 5.Bg2 d6 6.0-0 e5 7.c4 a5)

8.b5 Re8 9.Nc3 Nbd7 10.a4 Nb6 11.d3 c5 12.bc6 bc6 13.c5 Rb8?? 14.Rb1?? (14.cb6 Rb6 15.Rb1 Re7+–) 14...Na4?? (better 14...dc5 15.Nd2 Qc7=) 15.Bh3?? (better 15.Qa4 Rb4 16.Qa3+–) 15...Ra8 (15...Nb2 16.Rb2 Rb2 17.Bc8 Qc8 18.cd6–+) 16.Qb3?? (16.Bc8 Nb2 17.Rb2 Rc8 18.cd6 Qd6 19.Ng5–/+) 16...h5 (better 16...Nc5 17.Qc2 Bh3–+) 17.Ng5= Ne4?? (better 17...Nd5 18.Qa4 Nc3 19.Bc3 Qg5=) 18.Bc1 (better 18.Qf7 Kh8 A) 19.Na4? Ng5 20.Qg6 Nh3 (20...Bh3?! 21.Qh5 Kg8 22.f4 Bf1 23.fg5–/+) 21.Kh1 Bg4–+; B) 19.Nge4?! Bh3 20.Na4 Bf1 21.Kf1 d5+–; C) 19.de4 Bh3 20.Qg6 Kg8 21.Qf7 Kh8 22.Qh5 Kg8 23.Qh7 Kf8 24.Nh3 Nc3 25.Bc3 Re7+–; D) 19.Nce4 Bh3 20.Qg6+–) 18...Bf8 (18...Nec3 19.Qf7 Kh8 20.Qg6 Ne2 21.Kh1+=; 18...Ng5 19.Bc8 Nc5 20.Qb6 Qc8 21.Bg5–+; 18...Nac3 19.Qf7 Kh8 20.Qg6=) 1–0. Spoelman,Wouter (2580) – Van der Put,F (2260), Dutch League, 2015. (=1.c4 e5 2.g3 Nf6 3.Bg2 g6 4.Nf3 d6 5.b4 Bg7 6.Bb2 0-0 7.0-0 a5)

8.b5 Re8 9.Nc3 Nbd7 10.a4 Nb6 11.d3 c5 12.bc6 bc6 13.c5 dc5 14.Nd2 Nbd5 (14...Qc7 15.Ba3=+) 15.Nce4= Bg4 16.h3 Rb8 17.Rb1 Bc8 18.Nc5 Nd7 19.Ncb3 Qb6 (19...Rb4 20.Nc4 Ra4 21.Nd4 Rc4 22.dc4 ed4 23.cd5+=) 20.Ba1 Qb4 (20...Qc7 21.Nc4+–) 21.Nd4 (21.Nc4 Qe7+–) 21...ed4 (21...Qd6 22.Nc4 Qf6 23.Rb8 Nb8 24.Nb3+–) 22.Rb4+– ab4 23.Bd5 (23.Nb3!? Nc3 24.Bc3 bc3 25.Bc6+–) 23...cd5+= 24.Nf3 Nc5 (24...Ne5 25.Ne5 Be5 26.Kg2+=) 25.Qc2 Ne6 (25...Na6 26.Rb1 Bh3 27.Qc6+–) 26.Qb3 (26.Rb1 Bd7+–) 26...Nc5 27.Qc2 Ne6 28.Qb3 Nc5 29.Qd5 Na4 30.Qc6 (30.Nd4?! Bh3 31.Rb1 Nc3 32.Bc3 bc3 33.Rb8 Rb8=) 30...Bh3 31.Qa4 Bf1 32.Kf1 Ra8 33.Qd1 Red8 34.Bb2 Rab8 35.Qb3 h5 36.Ng5 (36.Ne1 g5+–) 36...Rb7 37.Ne4 (37.Qc4 b3+–) 37...Rbb8+– 38.Bc1 Rb6 39.Bf4 Rd7? (39...Ra8+–) 40.Qa4 Rdb7 (40...Rd8 41.Bc7 Rbb8 42.Bd8 Rd8 43.Qb4 Ra8+–) 41.Qe8 Bf8 42.Bd6 (42.Bd6 Rd6 43.Nd6+–) 1–0. Spoelman,Wouter – Van Der Put,Frank, Dutch League, 2015. (=1.c4 e5 2.g3 Nf6 3.Bg2 g6 4.Nf3 d6 5.b4 Bg7 6.Bb2 0-0 7.0-0 a5)

8.b5 Re8 9.Nc3 Nbd7 10.d3 e4 11.Ne4 Ne4 12.Bg7 Kg7 13.de4 Re4 14.Nd2 Re5 15.Ne4 Nf6 16.Qd4 Bh3 17.Nc3 Bg2 18.Kg2. Hoffmann,M (2450) – Holzke,F (2460), Bundesliga 1999–2000 (Wattenschied GER) (11), 2000.

8.b5 Re8 9.d3 Nbd7 10.Nc3 Nc5 11.Nd2 h5 12.Ba3 h4 13.Bc5 dc5 14.Nde4 Ne4 15.Be4 Rb8 16.Rb1 b6 17.e3 Rf8 18.Rc1 Bh3 19.Bg2 Bf5 20.Be4 Bh3 21.Re1 Be6 (21...hg3 22.hg3 Qg5 23.Nd5+=) 22.Qe2 Bf6 (22...hg3 23.fg3 f5 24.Bd5 Bd5 25.Nd5+=) 23.f3 (23.Bd5 Bd5 24.Nd5 Kg7+=) 23...Kg7 24.g4 h3 25.Kh1 Rh8 26.Rg1 Rh4 27.Rg3 (27.Bd5 Bd5 28.Nd5 Rc8+=) 27...Bg5 28.Bd5 Bd7 (28...Bd5 29.Nd5 Qd6 30.Rd1+=) 29.Ne4 Be7 (29...Bc8 30.Re1 Rh7 31.Qb2+–) 30.Qb2+– Bd6 31.f4 Qe8 (31...Qe7!? 32.f5 Qd8+–) 32.Rf1+– Bg4 33.Nf6!! (33.Nd6?! cd6 34.fe5 Qe5 35.Rf7 Kh6+–) 33...Kf6 34.fe5 Kg5 35.ed6 f5 36.Qg7 Qh8 (36...Qf8 37.dc7 A) 37...Qg7?? 38.cb8Q (38.cb8R?! Qf6+–; worse 38.cb8N Kh6–/+; 38.cb8B?! Kh6=) 38...Qf6 39.e4+–; B) 37...Rc8+–) 37.Rf5!! (37.Rf5 Kf5 38.Be4 Ke6 39.Qe7) 1–0. Jessel,Stephen (2335) – Micottis,Dorian (2330), Meurthe et Moselle B, 2016. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.0-0 a5)

9.Nc3 Nb6 10.d3 Nh5 (10...Nfd7 11.Nd2+=) 11.Nd5 (better is 11.Nd2!?+=) 11...Nd5+= 12.cd5 f5 (12...a4 13.Bc3=) 13.e4 (13.Qc2 b6=) 13...fe4 (13...a4 14.ef5 a3 15.fg6 ab2 16.gh7 Kh7 17.Rb1=) 14.de4= Bh6 15.Nd2 (15.Ne1 Qe8 16.a4 Ng7=) 15...b6 (15...Rf7 16.a4+=) 16.a4 Rf7 (16...Nf6 17.Nb1+=) 17.Nc4 (17.Nb1 Ng7=) 17...Qe7 18.Ra3 (18.Bc1 Bg5=) 18...Nf6 (18...Bd7 19.Bc1 Bc1 20.Qc1=) 19.f4 Bg4 20.Qe1 (20.Bf3!? Bf3 21.Raf3 ef4 22.e5 de5 23.Ne5+=) 20...ef4= 21.e5 Re8 (21...Nh5 22.h3 Ng3 23.Rg3 fg3 24.Rf7 Qf7 25.hg4+=) 22.Qc3+= fg3 (22...Bg7 23.e6 (worse is 23.gf4 Nh5 24.Qd2 de5 25.fe5 Rf1 26.Bf1 Rf8+=) 23...Rff8 24.Rf4+/– (worse is 24.gf4 Nh5 25.Qc1 Bb2 26.Nb2 Qf6=)) 23.e6 (23.hg3 Bg5+=) 23...gh2 (better is 23...Be6 24.de6 Qe6 25.hg3 Bg7=) 24.Kh1 Rff8 25.Rf6 Bg7 (better is 25...Rf6 26.Qf6 Qf6 27.Bf6 Rf8+/–) 26.Rf8+– Rf8 (26...Kf8 27.Qg7 Qg7 28.Bg7 Kg7+–) 27.Qg7 Qg7 28.Bg7 Kg7 29.Kh2 (29.Rc3 Bf5+–) 29...Rf4 30.Re3?? Rc4= 31.e7 Bd7 32.e8Q Be8 33.Re8 Ra4 34.Re7 Kh6 35.Rc7 Rb4 36.Rc6 a4 37.Rb6+/– a3 38.Ra6 Rb5 39.Ra3+/– Rb6 40.Rc3 Rb8 41.Rc6 Rd8 42.Rc7 g5 43.Be4+– (43.Be4 g4 44.Rh7 Kg5 45.Kg3+–) 1–0. Riediger,Martin (2265) – Hinteregger,Arthur (2240), AUT–chT2M, 2001. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0-0 5.Bg2 d6 6.0-0 e5 7.c4 a5 8.b5 Nbd7)

9.Nc3 Re8 10.Rc1 Nb6 11.d3 e4 (11...a4 12.a3=) 12.Nd4 (12.Ne4 Ne4 13.Bg7 Ng3 14.fg3 Kg7+=) 12...e3 13.f3 Nfd7 14.Nc2 Nc5 15.d4? (better 15.Ba1=) 15...Nc4-/+ 16.Ba1 Nd7 17.Qd3 Ndb6 18.Nd1 (18.d5 Bd7-/+) 18...Bf5 19.Qc3 Bc2 20.Qc2 Qe7 (20...d5 21.f4-+) 21.Qd3 (21.f4!? Rab8 22.f5-/+) 21...d5 22.f4 c6 23.bc6 bc6 24.Nb2 Rab8 25.Nc4 Nc4 26.Kh1 Qb4 27.f5 Qd2 28.fg6 hg6 29.Rfd1 Qd3 30.ed3 (30.Rd3 Rb4 31.h4-+) 30...Nb2 31.Bb2 Rb2 32.Rc6 e2 33.Re1 Bd4 (33...Ra2?! 34.Bd5 Rd2 35.Rcc1-+) 34.Bd5 Bf2 (34...Bf2 35.Rcc1 Be1 36.Re1 Rd2-+) 0-1. Mueller,Marku1 (2120) - Gedgafov,Chamal (2150), Titled Tuesday 2nd Feb, 2021. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 d6 5.g3 0-0 6.Bg2 e5 7.0-0 a5)

9.Nc3 Re8 10.d3 Nc5 11.Na4 Ne6 12.Qc2 Rb8 13.Nc3 c6 14.a4 Nd4 15.Nd4 ed4 16.Ne4 (16.Nd1 d5 17.c5 Qe7 18.Bd4 Qe2+/-) 16...Ne4 17.Be4 Bh3 18.Bg2 (18.Rfe1 Rc8=) 18...Bg2=+ 19.Kg2 c5 20.Rae1 Qg5 (20...d5 21.Bc1=) 21.Bc1 Qf5 22.Bf4 Rbd8 23.Qd2 (23.e4 Qe6=) 23...b6 (23...d5 24.cd5 Qd5 25.Kg1=) 24.e4 de3 (24...Qe6 25.Bh6+=) 25.Re3 (25.fe3 Qe6 26.e4 Rd7+=) 25...Re3 (25...Re6 26.Rfe1=) 26.Qe3 (worse 26.Be3 d5 27.Qe2 dc4 28.dc4 Qe4 29.f3 Qe8=+) 26...Qe6 (26...Be5 27.Bh6=) 27.Re1+= Qe3 28.Re3 Kf8 29.Kf3 h6 30.h4 Rd7 (30...h5 31.Ke2+=) 31.Re2 (31.Ke4 d5 32.cd5 f5 33.Kf3 Kf7+/-) 31...Rd8 32.Re3 Rd7 33.Re2 (33.Ke4!? d5 34.cd5 f5 35.Kf3+/-) 33...Rd8= 34.Re3 ½-½. Marin Masis,Jose Esteban (1935) - Marcziter,D (2240), Titled Tuesday, 2020. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.0-0 a5)

9.Nc3 Nh5 10.d4 ed4 11.Nd4 Nhf6 12.Rc1 (12.Nd5 Re8=) 12...Re8 13.e3 (13.Nd5 Nc5=) 13...Nc5 14.Na4 (14.Nd5 a4=) 14...Nfe4 15.Ne2 (15.a3 Na4 16.Qa4 Bf5=) 15...Bb2 16.Nb2 Qf6 (16...Qg5 17.Nf4=) 17.Nd4 (17.Qd4 Qg5=) 17...h5 (17...Ng5 18.Bd5=) 18.Nd3 Nd3 (18...Bg4 19.Nc5 Nc5 20.Qd2=) 19.Qd3+= Nc5 20.Qc3 h4 21.Nb3 (21.Qd2 a4=) 21...Qc3 22.Rc3 hg3 23.hg3+= Nb3 24.ab3 Rb8 25.c5 Be6 26.cd6 cd6 27.b6 d5 28.Rc5 Red8 29.Rd1 The pressure on the isolated pawn grows 29...Rd6+= 30.Rb5 Rbd8 31.Rd4 Kf8 32.Bf3 Ke7 33.Kg2 Kd7 34.Bd5+/– Bd5 35.Rdd5 Ke6 36.Re5 Kf6 37.Rec5 Ke6+/– 38.Kf3 R8d7 39.g4 Rd5 40.Ra5+– Rc5 41.Rc5 Rd6 42.Rb5 Kd7 43.Ke4 Kc6+/– 44.Re5 Rd7 45.f4 Kb6 46.Rd5 Re7 47.Kd4 Kc6 48.e4 Kc7 49.e5 Kc6 50.Rd6 Kc7 51.Kd5 Re8 52.e6 fe6 53.Re6 Rd8 54.Ke5 (54.Ke5 Rd3 55.b4+–) 1–0. Jeric,S – Wendt,J, Expressz IM/A Budapest, 1993. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.0-0 a5)

9.d4 ed4 10.Bd4 Re8 11.Nbd2 Nc5 12.Rc1 Bf5 13.Re1 Nfe4 14.Bg7 Kg7 15.Nd4 Bd7 16.e3 f5 17.N2b3 Nb3 18.Nb3 b6 19.f3 Nf6 20.Qd4 Qe7 21.f4 Rad8 22.Nd2 Kh6 23.e4 fe4 24.h3 e3 25.g4 Bg4 26.hg4 Ng4 27.Nf3 Rf8 28.Ng5 Rf6? 29.Rc3 Rdf8 30.Rce3+– Ne3 31.Re3 Rf4 32.Qf4 Rf4 33.Re7 Kg5 34.Rc7 h5 35.Rc6 Kh4 36.Rb6 Rc4 37.Rd6 Rc1 38.Kh2 g5 39.b6 g4 40.Rd3 Rb1 41.b7 a4 42.Rb3! (42.Rb3 g3 43.Rg3+–) 1–0. Sulskis,S (2570) – Afek,Y (2380), Open, Lisbon POR, 2001.

10.d3 Rb8 11.Nd2 Bd7 12.Nb3 Nb3 13.ab3 c6 14.bc6 bc6 15.Qc2 Qc7 16.Ra3 Rb7 17.Rfa1 Rfb8 18.Bc1 (18.Nd1!?+=) 18...d5 19.Na4 Bf8 20.c5 Be6 21.d4 Nd7 (worse 21...ed4 22.Bf4 Qd8 23.Bb8 Rb8 24.Rd1=) 22.Nb2 (22.de5 d4 (worse 22...Qe5 23.Bf4 Qf6 24.Bb8 Rb8 25.e3+–) 23.e3 A) 23...Ne5? 24.ed4 Bb3 25.Qe2+–; B) 23...Qe5 24.ed4 Qd4 25.Bb2+– (25.Bc6?! Rb3 26.Be3 Qb4=+); C) 23...d3 24.Qd3 Ne5=) 22...Qd8 23.Nd3 Bf5 24.Ra5 (worse 24.de5 Nc5 25.Rb1 f6–+) 24...Rb3 25.de5 Ne5 26.R5a3 (26.Bf4 Nd3 (26...Bd3 27.ed3 Qf6 28.Ra8=+) 27.Bb8 Nc5–/+) 26...Ra3–/+ 27.Ra3 Nc4 28.Ra4 (28.Ra2 Rb5–/+) 28...Qe8 29.h3 (29.Ra2 Rb5–/+) 29...h5 (29...Bc5 30.Qc3 Bf8 31.Rc4–+) 30.Kh2 (30.Bf4 Rb2!? 31.Qd1 Re2–+) 30...Bc5! 31.Rc4 (31.Nc5 Bc2 Pinning (31...Bc2 Deflection)) 31...Bd3–+ 32.ed3 dc4 33.dc4 Qe1 34.Be3 (34.Qd2 Qd2 35.Bd2 Rb2–+) 34...Be3 35.fe3 h4 (35...Qe3 36.Qd1–+) 36.gh4 Qe3 37.Qe4 Qe4 38.Be4 c5 (38...Rb4 39.Bd3–+) 39.Kg3 Kg7 40.Kf4 f5 41.Bd5 Kf6 42.Kg3 Rb3 43.Kg2 f4 44.Be4 Kg7 0–1. Vokac,Marek (2470) – Zvara,Petr (2435), CZE–ChT1W, 2011. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.0-0 a5 8.b5 Nbd7 9.Nc3 Nc5)

10.d3 Nfd7 11.Ne1 f5 12.f4 Nf6 (12...e4 13.Na4=) 13.Rb1 Ng4 14.Nc2 ef4 15.gf4 (15.Rf4 Ne6 16.Rf1 f4=) 15...Qh4 16.h3 Nf6 17.Qe1 Qe1 18.Rbe1 Re8 19.Ba3 Rb8 20.Bb2 (20.Bc5 dc5 21.Na4 b6=) 20...Be6= 21.Nd4 Bf7 22.Nb3 Nh5 (22...Nb3 23.ab3 Nd7 24.Ra1=) 23.Nc5 (worse 23.Na5 Ng3 24.Bf3 Nf1 25.Rf1 h6–/+) 23...dc5 24.Nd1 Bb2 25.Nb2 b6 26.e3 Rbd8 27.Kf2 Rd6 28.Bc6 Red8 29.Kf3 (29.Bf3 Nf6 30.e4 fe4 31.de4 Rd2 32.Re2 Re2 33.Ke2 Rd4+=) 29...Nf6 (29...a4 30.a3 Rd3 31.Nd3 Rd3 32.Rd1 Ra3 33.Rd8 Kg7 34.Rd7+=) 30.Rf2 (30.Rd1 Be8 31.Bb7 c6 32.bc6 Bc6 33.Bc6 Rc6=) 30...Be8 (30...a4 31.a3 Rd3 32.Nd3 Rd3 33.Rc2 Ra3 34.Rec1=+) 31.Be8 Re8 32.Rd1 Red8 33.Ke2 Kf7 34.Rg2 Re6 (34...c6 35.bc6 Rc6 36.Rb1=) 35.Kf3 h6 (35...Rde8 36.Re1+=) 36.Rdg1+= Rde8 37.Nd1 Nd7 38.Re1 (38.e4 Rd6 39.Nf2 Nf8+=) 38...Rd6 39.Ke2 Nf6 (39...c6 40.bc6 Rc6 41.a3=) 40.Nc3 (40.Nf2 c6 41.bc6 Rc6=) 40...Rde6 41.Kd2 Rd8 42.Kc2 Red6 43.Rd1 Re8 44.Re1 Red8 45.Rd1 Re8 46.Re1 ½–½. Akshayraj,Kore (2415) – Kalegin,Evgenij (2480), Alushta, 2007. (=1.Nf3 Nf6 2.b4 g6 3.Bb2 Bg7 4.c4 0-0 5.g3 d6 6.Bg2 e5 7.0-0 a5 8.b5 Nbd7 9.Nc3 Nc5)

10.d3 Ne8 11.Nd2 f5 (11...Nf6 12.Nde4=) 12.Nb3 (12.Qc2 Ne6+=) 12...Ne6= 13.Na4 Nf6 (13...f4 14.Bc3=) 14.Bc3+= e4 15.Rb1 (worse is 15.Ba5 b6–/+) 15...b6 (15...Qe7 16.b6+= (worse is 16.Ba5 b6–/+)) 16.Bf6 Qf6 17.de4 fe4 18.Be4 Rb8 19.f4 (19.Bd5 Kh8+=) 19...Nd8 20.Rc1 (20.Qd3 Bh3 21.Bd5 Ne6+=) 20...Nf7 (20...Bh3 21.Rf2+=) 21.Nc3+/– Bh3 22.Bg2 Bg2 23.Kg2 Rbc8 (23...Qe6 24.Nd5 Rbc8 25.e3+/–) 24.Qd3 Nh6 (24...Qe6 25.Nd4 Bd4 26.Qd4+/–) 25.Nd5 Qe6 26.e4 Rfe8 (26...Rf7!?+/–) 27.Rce1 Ng4 (27...Rf8 28.f5! Qe5 29.Nd2+–) 28.Nd4 Qd7 29.Nc6 (29.h3 Nh6+–) 29...Nf6 (29...Kh8+–) 30.e5 Nd5 31.Qd5 (31.Qd5 Qf7 32.ed6 Qd5 33.cd5 cd6 34.Re7+–) 1–0. Heinzel,O (2360) – Lamser,M (2080), Tabor CZE, Open, 2012. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 d6 5.g3 0-0 6.Bg2 e5 7.0-0 a5)

10.d3 h6 11.Nd2 Be6 12.Nb3 Nfd7 13.Nc5 Nc5 14.Na4 Na4 15.Qa4 Qc8+=.

10.d3 h6 11.Nd2 Be6 12.Nb3 Nfd7 13.Nc5 Nc5 14.Na4 Rb8 15.Nc5 dc5 16.b6 (16.Qe1!?+=) 16...cb6= 17.Qb3 Bd7 18.Bc3 b5 19.cb5 b6 20.a4 Qc7 21.Qb2 Rfe8 22.Rac1 Qd6 23.Qa1 Re7 24.Bb2 f5 25.Rc2 Kh7 26.Qb1 Be6 27.Ba3? (27.Rcc1 Bb3=) 27...Bg8 (better 27...Qd4!?–/+) 28.Rd2 Rd8 29.h4 (29.Bb2 Bd5=+) 29...h5 (29...e4!? 30.Rdd1 e3–/+) 30.Rdd1=+ Qe6 31.Bc1 (31.Bb2 Qa2 32.Qa2 Ba2=+) 31...Bf6 (31...Rd4 32.Bg5 Rc7 33.Rd2–/+) 32.Bg5? (better 32.Bb2!?=+) 32...Bg5–/+ 33.hg5 f4 34.gf4 (34.Qa1!?–/+) 34...ef4–+ 35.Qb2 Rd4 (worse 35...Qe2 36.Qf6 Rdd7 37.Be4 Qg4 38.Kh2 Qh4 39.Kg2 f3 40.Bf3–/+) 36.Ra1 (36.Rfe1 Ra4 37.e3 Bf7–+) 36...Qg4 37.Rfe1 Bd5 38.e4 (38.f3 Qg5 39.Kf1–+) 38…f3 (38...f3 39.Qd4 Qg2) 0–1. Moreto Quintana,A (2120) – Carbonell Sancho,Marc (1980), 52nd Mislata Open, 2018. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.0-0 a5 8.b5 Nbd7 9.Nc3 Nc5)

10.d3 h6 11.Nd2 Be6 12.Nb3 Nfd7 13.Nc5 Nc5 14.Rb1 Rb8 (14...Ra7 15.Na4=) 15.Qd2 (15.Na4 Nd7+=) 15...Qd7 (15...f5 16.f4+=) 16.Ba3 (16.f4 f5+=) 16...b6 17.Nd5 f5 18.e3 Kh7 19.Bb2 (19.f4 e4 20.Bc5 Bd5 21.cd5 bc5 22.de4 Rb5 23.ef5 gf5+= (23...Rf5? 24.Bh3+–)) 19...Bg8 (19...e4 20.Bg7 Qg7 21.Nf4=) 20.Rbd1 Rbe8 Black plans e4 21.Rfe1 (21.a3 e4 22.Bg7 Qg7=) 21...e4 22.Bg7 (22.Bf1 ed3 23.Bg7 Qg7 24.Bd3 Ne4=) 22...Qg7 23.d4 (23.de4 fe4 24.Rf1 Bd5 25.cd5 Qe5=) 23...Nd3=+ 24.Re2 (24.Rf1 Bd5 25.cd5 Nb4=+) 24...Bd5 25.cd5 Nb4 26.Qc3 Nd5 27.Qc4 Qf7 28.Rc1 Re7 29.a3 Nf6 30.Qc3 Rd8 31.Rec2 Rdd7 32.Bf1 Qe8 33.Qc6 Rg7 34.Bg2 (34.h3 Rgf7=) 34...Rde7 35.Qe8 (35.Qc4 d5 36.Qb3 Rgf7=+) 35...Ne8=+ 36.Bf1 Nf6 37.Bh3 (37.Rc6 Rgf7=+) 37...Kg8 38.Bf1 Kf8 39.h3 Ke8 40.h4 (40.Be2 g5=+) 40...g5–/+ 41.hg5 hg5 (worse 41...Rg5 42.Rc7 Rc7 43.Rc7+–) 42.Bg2 (42.Bh3 g4 43.Bf1 Kd8–/+) 42...Kd8 43.Kf1 (43.Rc6 Rh7–/+) 43...Rh7 44.Ke2 Rh2 45.Rg1 Rg7 46.Kf1 Rgh7 47.Ke1 Rg7 (47...d5 48.Rc6 Ne8 49.Re6–/+) 48.Kf1 g4 49.Rh1 Rh1 50.Bh1 Nh7 (50...Rg5 51.Rb2–/+) 51.Bg2 Ng5 52.Rc6 Rh7 53.a4 Kd7 54.Ke2 Rh2 55.Kf1 Rh6 56.Kg1 Rh7 57.Kf1 Ke6 58.Kg1 Kd7 59.Kf1 Rh8 60.Ke2 Nf3 61.Kf1 Ng5 62.Kg1 (62.Ke2 Nf7 63.Kf1–/+) 62...Rh5 63.Rc1 Rh6 64.d5 (64.Rc6 Nf7 65.Kf1–/+) 64...Nf7–/+ 65.Bf1 Ne5 66.Be2 Kd8 67.Rd1 (67.Rc3 Nd7–/+) 67...Nd7 68.Rd4 (68.Rc1 Nc5 69.Ra1 Ke7–+) 68...Ke7–+ 69.Bd1 Rh7 70.Rc4 Nc5 71.Bc2 Kf6 72.Kg2 Ke5 73.Rd4 Nd7 74.Bb3 Kf6 75.Bd1 Ne5 76.Kg1 Nf3 77.Bf3 ef3 78.Rc4 Re7 79.Rc2 Re4 80.Rc7 Ra4 81.Rc6 Ke5 82.Rb6 Ra1 83.Kh2 Rf1 84.Rb8 Rf2 85.Kg1 Rb2 0–1. Soppe,Guillermo (2430) – Sanchez Almeyra,Jorge (2435), San Martin, 1994. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 d6 5.g3 e5 6.Bg2 0-0 7.0-0 a5 8.b5 Nbd7 9.Nc3 Nc5)

10.d4 ed4 11.Nd4 Rb8 (11...Re8 12.Qd2=) 12.Qc2 (12.Nb3 Nfe4 13.Ne4 Bb2 14.Nbc5 dc5+=) 12...Re8 13.Rad1 (13.e3 Bd7=) 13...Bd7 (13...Qe7 14.Rfe1=) 14.Rfe1 h5 (14...Qe7 15.a4=) 15.e4 (15.Na4 Nce4+=) 15...h4 16.Re3 (16.gh4 Qe7+=) 16...hg3= 17.hg3 Qe7 (17...Ng4 18.Re2=) 18.Re2 (18.Nd5 Nd5 19.ed5 Qf8=) 18...Qe5 (18...Bg4!? 19.f3 Bd7=) 19.Nf3+= Qh5 20.Nd5 Nce4 (20...Nd5 21.Rd5 (worse 21.ed5 Bg4 22.Re8 Re8 23.Bg7 Bf3 24.Bf3 Qf3=+) 21...f5 22.Bg7 Kg7 23.e5+–) 21.Nc7+– Rec8 22.b6 (22.Nd5 Re8+–) 22...Bg4+= 23.Re4 (better 23.Qd3+=) 23...Bf3?? (better 23...Ne4 24.Rd5 f5=) 24.Bf3+– Qf3 25.Re3 (25.Rf4 Qc6 26.Bf6 Bf6 27.Rf6 Rc7 28.Rdd6 Qd6 29.Rd6+– (29.bc7?! Qc7 30.Qb3 Re8=)) 25...Qh5 (25...Qc6 26.Bf6 Bf6 27.Nd5+–) 26.f3 (26.Bf6 Bf6 27.Rd6 Rd8+–) 26...d5 (26...Qg5 27.f4 Qc5 28.Bd4+–) 27.cd5 (27.Bf6 Bf6 28.Rd5 Qh8+–) 27...Nd7 (27...Nd5 28.Rd5 Qd5 29.Bg7+– (29.Nd5? Rc2 30.Bg7 Kg7–+)) 28.d6 (better 28.Bg7 Kg7 29.Qc3 Kg8 30.Qa5+–) 28...Nb6?? (better 28...Bb2 29.Qb2 Qg5+–) 29.d7 (better 29.Bg7 Qg5 30.f4+–) 29...Nd7+– 30.Rd7 Qh3 31.Ree7?? (better 31.Qg6 fg6 32.Rg7 Kf8 33.Ne6 Qe6 34.Re6+–) 31...Bf8?? (31...Qg3 32.Kf1 Qf3 33.Ke1 Bb2 34.Qb2 Qh1 35.Kd2 Rc7 36.Rc7 Rd8 37.Red7 Rd7 38.Rd7 Qg2 39.Kc1 Qc6 40.Kd2 Qd7 41.Ke2 Qh3–+) 32.Rf7+– Qg3 33.Kf1 Qh3 34.Qg2 Qg2 35.Kg2 Rc7 1–0. Pithart,Frantisek – Jimenez Zerquera,Eleazar, Harrachov, 1966. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 d6 5.Bg2 0-0 6.c4 e5 7.0-0 a5 8.b5 Nbd7 9.Nc3 Nc5)

10.d4 ed4 11.Nd4 Re8 12.Qc2 Bd7 13.Rad1 Qc8 14.Rfe1 Ng4 15.Nd5 Ne6 16.Nf3 Ne5 (16...f6 17.b6+/–) 17.Nd2 (17.Ne5 de5 18.Qd2 Qb8+/–) 17...Qd8 18.e4 (better is 18.f4!? c6 19.fe5 cd5 20.ed6 Qb6 21.e3+/–) 18...c6= 19.bc6 bc6 20.Ne3 Rb8 21.Ba1 Nc5 22.Nb3 Qe7 (22...Nb3!? 23.ab3 Qc7+=) 23.Nc5+/– dc5 24.f4 Ng4 25.Bg7 Ne3 26.Re3 Kg7 27.Qc3 Kg8 28.Qa5 Bg4 29.Rd2 Rb4 30.Red3 Rc4 31.Rd8 Rd8 32.Qd8 Qd8 33.Rd8 Kg7 34.Rd6 Rc1 35.Kf2 Rc2 36.Kg1 Ra2 37.Rc6 Rc2 38.e5 Be6 39.Rc7 Kf8 40.Be4 Rc4 41.Bc6 Rc1 42.Kf2 Rc2 43.Kf1 h5 44.Ba4 Rc4 45.Bb5 Rc1 46.Kf2 Rc2 47.Ke3 h4 48.gh4 Kg7 49.Bd3 Rh2 ½–½. Schieferstein,Michael (2110) – Henrich,Thomas (2120), Hessenliga, 2004. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.0-0 a5 8.b5 Nbd7 9.Nc3 Nc5)

10.d4 ed4 11.Nd4 Re8 12.Qc2 Qe7 13.Rfe1 Nce4 14.Nd1 (14.Ne4 Ne4 15.Rad1 a4=) 14...Bd7 (14...Ng5 15.e3=) 15.f3 (15.Rb1 h6=) 15...Nc5 16.e4 c6 (16...a4 17.a3=) 17.bc6 (17.Ne3 h6=) 17...bc6 18.Ne3 Reb8 (18...a4 19.Rad1=) 19.Rad1 (19.Nb3 Nb7=) 19...Ne8 (19...Ra6 20.Nb3 Nb3 21.ab3=) 20.Bc3 (20.f4 Rb6=) 20...a4 21.f4 Ra6 (21...Rb6 22.a3=) 22.Nf1 (22.e5 de5 23.fe5 Nc7= (23...Qe5? 24.Nc6 Qc3 25.Nb8+–; 23...Be5 24.Nc6 Bc6 25.Be5 Qe5 26.Bc6 Rc6 27.Nd5+–)) 22...Nc7 (22...Rab6 23.e5=) 23.Nd2 (23.Nf3 Bc3 24.Qc3 Ne4=) 23...N7e6 (23...Rab6 24.e5=) 24.N4f3 (24.Ne6 Be6 (worse 24...Qe6 25.Bg7 Kg7 26.Qc3 Kg8 27.e5+–) 25.Bg7 Kg7 26.Qc3 f6+=) 24...Rab6 25.e5 de5 26.Ne5 Be8 (26...R8b7 27.f5 gf5 A) worse 28.Nd7 A1) worse 28...Qd7 29.Bg7 Kg7 30.Ne4 (30.Qf5?! Qd4 31.Kh1 Qf6 32.Qf6 Kf6=) 30...Qd1 31.Rd1 fe4 32.Be4+–; A2) 28...Rd7 29.Bg7 Kg7=; B) 28.Qf5+=) 27.Ndf3 f6 28.Ng4 (better 28.Nd3+=) 28...Qf7? (28...f5 29.Nf2+=) 29.Kh1 (29.Bf6!? h5 30.Ng5 Ng5+–) 29...h5 (29...Qe7 30.Nd4 Bd7 31.Ne6 Be6 32.Bd4+–) 30.Ne3 Nf8 (30...f5 31.Ne5 Qb7 32.Nd3 Nd3 33.Qd3+=) 31.f5+– g5 32.Nd4 a3 (32...h4 33.gh4 Qh5 34.hg5 fg5 35.Rf1+–) 33.Rd2 (33.Qc1 Qa7+–) 33...g4 (33...h4 34.gh4 Qh5 35.hg5 fg5 36.Rf1+–) 34.Rde2 (better 34.Nd5 R6b7 35.Rde2+–) 34...Nh7? (better 34...Qd7+–) 35.Nd5!+– R6b7 (35...cd5 36.Bd5 A pinning theme) 36.Ne7 Kh8 (36...Kf8 37.Nec6 Bc6 38.Nc6+–) 37.Ng6 (37.Nec6!? Bc6 38.Nc6 Rb2 39.Bb2 Rb2+–) 37...Kg8 38.Ne7?? (38.Nc6 Bc6 39.Bc6 Qc4+–) 38...Kh8 39.Ndc6 (better 39.Nec6 Bc6 40.Nc6 Rb2 41.Bb2 Rb2+–) 39...Rb2 (39...Qc4 40.Nb8 Rb8 41.Ng6 Bg6 42.fg6 Nf8+–) 40.Bb2 Rb2 41.Qb2! (41.Qb2 ab2 42.Ng6 Qg6 43.fg6 (43.Re8?! Qe8 44.Re8 Bf8+–) 43...Bc6 44.Bc6+– (worse 44.gh7 Bg2 45.Kg2 f5+–)) 1–0. Nedela,Vlastimil – Vozka,Pavel, CZE–chT, 1997. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0-0 5.Bg2 d6 6.0-0 e5 7.c4 a5 8.b5 Nbd7 9.Nc3 Nc5)

10.d4 ed4 11.Nd4 Ng4 12.Nd5 Ne5 13.Qc2 c6 14.bc6 bc6 15.Ne3 Qe8 16.Rad1 f5? (better 16...Rb8!?=) 17.Nb5!+– Rb8 (17...cb5 18.Bd5 Double attack (18.Ba8 Pinning; 18.Ba8 Deflection)) 18.Nd6 Qe6 19.Ba3 (19.Nc8?! Rb2 20.Qb2 Nf3 21.Bf3 Bb2+=) 19...Ncd7 20.Nd5! Kh8 (20...cd5 21.Qd2 Double attack (21.Qd2 Decoy)) 21.Nf4 Qf6 22.Nc8 (22.Rd2!? Ba6+–) 22...Rfc8+– 23.e4 fe4 24.Be4 Qf7 The isolani on c4 becomes a target 25.Rc1 Re8 26.Rfd1 Bh6 27.Bd6 Rb7 28.Qc3 Kg8 29.Rb1 (better 29.Bg2+–) 29...Rb1=+ 30.Rb1 Bf4 31.gf4 Nc4 32.Bc6 (32.Be5 Nce5 33.fe5 Ne5 (33...Qa2? 34.Qc6 Re5 35.Qd7+–; 33...Re5?! 34.Rb8 Nb8 35.Qe5=) 34.Bc6 Nc6 (34...Qa2? 35.Re1 Nf3 36.Bf3 Re1 37.Qe1+–) 35.Qc6 Rf8=+) 32...Nd6–/+ 33.Rd1 Ne4 (33...Re6 34.Bd5 Nf8 35.Qa5 Qf4 36.Be6 Ne6 37.Qd5 Qg4 38.Kf1–/+) 34.Qb3 Qb3 35.ab3 Nec5 36.Bd7 Rd8 37.Rd5? (better 37.Bg4 Rd1 38.Bd1=) 37...Nd7–+ (worse 37...Rd7 38.Rc5 Rb7 39.f5+=) 38.f5 g5 0–1. Hoffmann,Michael (2450) – Wemmers,Xander (2350), NED–chT, Hengelo NED, 2000. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 d6 5.Bg2 0-0 6.0-0 e5 7.c4 a5 8.b5 Nbd7 9.Nc3 Nc5)

10.a4 Nfd7 11.Nfd2 (11.d4 ed4 12.Bd4 Bd4 13.Nd4 Re8=) 11...f5 (11...Ne6 12.Nc3=) 12.Nb3 (12.Nc3 Nb6=) 12...Nb3 13.Qb3 Nc5 14.Qc2 Bd7 (14...Ne6 15.e3=) 15.Bc3 (15.f4 ef4 16.Bg7 Kg7 17.Rf4 Qe7=) 15...c6 (15...f4 16.Nd2=) 16.Nd2 (16.f4 Qe7=) 16...Kh8 (16...f4 17.gf4 Rf4 18.e3=) 17.Nb3 (17.e3 Re8+=) 17...Qb6 (17...Nb3 18.Qb3 f4 19.Qb2=) 18.Nc5 Qc5 19.Qb2 (19.e3 Kg8+=) 19...Qb6 (19...f4 20.Qd2=) 20.bc6 (20.Qa3 c5+=) 20...Qb2= 21.Bb2 Bc6 22.Bc6 (22.Rfb1 g5=) 22...bc6 23.Rfb1 (23.Rab1 d5=) 23...d5 (23...Rfb8 24.Bc3 e4 25.Bg7 Kg7 26.de4 fe4 27.Rd1=+) 24.Ba3 (24.Bc3 d4 25.Bd2 e4=) 24...Rfb8 (24...Rfd8 25.cd5 cd5 26.Rb5=) 25.Bd6 Rd8 26.c5 Ra7 (26...e4 27.Ra3=) 27.Rb6+= Rc8 28.Rab1 e4 29.Rb8 Ra8 30.R8b7 ed3 (30...Bd4 31.e3 Bg7 32.d4+–) 31.ed3 Re8 (31...Bd4 32.R1b6+–) 32.Be7 (32.R1b6!?+–) 32...Kg8 33.R1b6 (33.Kg2 h6+=) 33...Rac8 34.Rd7 (34.Ra6 Bc3+=) 34...Bd4 35.Rbb7 (35.Ra6 Bc3+=) 35...Rb8= 36.Kf1 Rb7 37.Rb7 Be5 (37...Bc3 38.h3=) 38.h4 (38.Bd6 Bd6 39.cd6 Rd8+=) 38...Rc8 (38...h6 39.Bd6+=) 39.Bg5 (39.Bd6 Bd6 40.cd6 Rd8+–) 39...Bd4 40.Be7 (40.Be3 Bc3+=) 40...Be5 41.f4 (41.Bd6 Bd6 42.cd6 Rd8+–) 41...Bd4= 42.Kg2 h5 (42...Re8 43.Rc7=) 43.Kf1 Re8 44.Rc7 Bc3 45.Bd6 Re3 46.Rc6 Rd3 (46...Rg3 47.Be5 Be5 48.fe5=) 47.Rc8 Kf7 48.c6 Ke6?? (48...Rd1 49.Kg2 Rd2 50.Kh3 Rc2 51.Rf8 Ke6+–) 49.Bc5 d4 50.Rd8 Rd1 51.Kg2 Bb4 52.c7 (52.c7 Bc5 53.c8Q Kf6 54.Qc6 Kf7 55.Qd5 Kg7 56.Qe5 Kf7 57.Rd7 Be7 58.Re7 Kf8 59.Qg7; 52.Rd4?! Rd4 53.Bd4 Kd6=+; 52.Bd4?! Rc1 53.Rc8 Rc2 54.Kf1 Rc1 55.Ke2 Rc2 56.Kd3 Rg2+–) 1–0. Spiridonov,Nikola (2395) – Maes,Wim (2225), Antwerp, 1998. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0-0 5.Bg2 d6 6.0-0 e5 7.c4 a5 8.b5 Nbd7 9.d3 Nc5)

10.a4 Re8 11.Nfd2 Ng4 12.Nb3 Nb3 13.Qb3 Nh6 (13...Qg5 14.Bc1 Qh5 15.h3=) 14.Nc3+= Rb8 15.Nd5 b6 (15...Bg4!?=) 16.Rae1 Nf5 17.Qd1 Nd4 18.e3 Ne6 19.Qa1 Nc5 20.Qd1 Bf5 21.e4 Be6 22.Ne3 Qd7 23.f4 f6 (23...ef4 24.Bg7 fe3 25.Bh6+–) 24.d4 ed4 25.Bd4 Qf7 26.e5 de5 27.fe5 f5 28.Bc5 bc5 29.Nd5 Kh8 30.Qd2 Rec8 31.Qg5 h6 32.Qe3 c6 33.bc6 Rc6 34.Nc3 (34.Nf4!? Rcc8 35.Bd5 (worse 35.Ne6 Qe6 36.Qc3 Rb4=) 35...Bd5 36.cd5+=) 34...Rcc8+= 35.Nd5 (35.Ne4 A) 35...Be5? 36.Qh6 Qh7 37.Qh7 Kh7 38.Ng5 Kg7 39.Ne6 (worse 39.Re5 Bc4 40.Rfe1 Rc7+–) 39...Kf6 40.Nf4+–; B) 35...Rc7 36.Nd6 Qe7+=) 35...Qe8= 36.Rb1 Rb1 (worse 36...Qa4 37.Nb6 Rb6 38.Rb6 Bc4 39.Qf4=) 37.Rb1 Qa4 38.Ne7 Rd8 (38...Qc4? 39.Nc8 Bc8 40.Rb8+–) 39.Bd5 Bd5 40.cd5 Kh7 41.Qc5 Be5 42.Nc6 Bg7 43.Rb7 (43.Re1–/+) 43...Re8 (43...Qd1 44.Kg2 Qe2 45.Kg1 Qe1 46.Kg2 Qe4 47.Kf2 Re8–+ (47...Qd5?! 48.Rg7 Kg7 49.Qe7 Kg8 50.Nd8+=)) 44.Qd4= (44.Qa5?? Qd1 45.Qe1 Re1 46.Kg2 Re2 47.Kh3 Qf1 48.Kh4 Rh2) 44...Qd4 45.Nd4 Kg8 46.Ne6 Bf8 47.Kg2 Ra8 48.Nc7 Rd8 49.Ra7?? (better 49.Ne6 Rd5 50.Rb8=) 49...Rd7–+ 50.d6? (better 50.h4–+) 50...Bd6 51.Ra8 Kf7 52.Nd5 Bb4 (52...Bc5 53.Nf4 Rd2 54.Kh1–+) 53.Nf4 g5 54.Ne2 g4 55.Nf4 Rd2 56.Kf1 Rh2 57.Ra7 Kf6 58.Nd3 Rd2 59.Ra6 Ke7 60.Nf4 Rd6 61.Ra7 Kf6 62.Ke2 (62.Rh7 Ke5 63.Ke2 Rd2 64.Ke3 Rh2–+) 62...Rd2 63.Kf1 Ke5 64.Ra6 Ke4 (64...Ke4 65.Ng2 Rd6–+) 0–1. Moehring,Norbert – Becker,Thomas (2185), Bad Woerishofen op, 2002.

10.a4 h6 11.Nbd2 Be6 12.Nb3 Nb3 13.Qb3 Nd7 14.Nd2 Nc5 15.Qc2 Qc8 (15...Qd7 16.f4+=) 16.Nb3 (16.f4 Bg4 17.Rae1 Rd8+=) 16...Nb3= 17.Qb3 Bh3 18.Rac1 Bg2 19.Kg2 Qe6 20.Qc3 f5 21.c5 d5 22.c6 b6 23.f4 Rae8 24.Rce1 (24.e3 d4 25.ed4 Qd5 26.Kg1 ef4 27.Rf4 Re2=) 24...Rf7 (24...d4!? 25.Qc2 ef4 26.Rf4 Be5=+) 25.fe5= Be5 26.Qc2 Bb2 27.Qb2 Kh7 28.h4 (28.e3 Rfe7=) 28...f4 29.Qd4 (29.Rf4?? Rf4 30.e4 Rh4 31.gh4 Qg4 32.Kf2 Qh4 33.Kg2 Qe1-+) 29...fg3 30.Rf7 Qf7 31.Kg3 Rf8 32.Qe3 Qf6 33.d4 Qd6 (33...Rf7!?=+) 34.Qe5= Qa3 (34...Qd8 35.e4 Re8 36.Qf4 de4 37.Re4+=) 35.e3 (35.Kg2 Rf7+=) 35...Rf7 (35...Qa2!? 36.Qe7 Kg8 37.Qe6 Kh8 38.Qe5 Kh7 39.Qe7 Kg8 40.Qe6 Kh8 41.Qe5 Kh7=) 36.Qd5+/- Qe7 37.Qe5 (37.Re2 Rg7+/-) 37...Qf8 (37...Qb4 38.Re2 Qa4 39.Rf2=) 38.Re2 Rf3 (38...Re7 39.Qf4 Rf7 40.Qe4+/-) 39.Kg2 Rf7 40.d5 Qd8 41.e4 (better 41.h5 Rg7 42.Kh3 Qc8 43.Qe6+/-) 41...Qh4= 42.Qg3 Qe7 43.e5 (43.d6 cd6 44.Qe3 Qe6=+) 43...Qc5 (43...Rf5!? 44.d6 cd6-/+) 44.d6= Qd5 45.Kh2 (45.Kg1 cd6 46.ed6 Qc5 47.Rf2 Rf5=+) 45...cd6 46.ed6?? (better 46.Rg2 g5 47.Rf2 Rf2 48.Qf2 Qe5 49.Kg1=) 46...Qh5-+ 47.Kg2 Qe2 48.Kh3 Rf3 49.d7 Qf1 (49...Rf1 50.Qg2 Qh5 51.Kg3 Qg5 52.Kh2 Qh4 53.Qh3 Qf4 54.Qg3 Rf2 55.Kh3 Qf5 56.Qg4 Rf3 57.Kh2 Qg4 58.d8Q Rh3) 50.Kg4 (50.Kh2 Rg3 51.Kg3 Qd3 52.Kf4 Qd4 53.Kf3 Kg7-+) 50...Rg3 (50...h5 51.Kh4 Qh1 52.Qh2 Qh2 53.Kg5 Qf4) 51.Kg3-+ Qd3 52.Kf4 Qd6 (better 52...Kg7!? 53.Ke5-+) 53.Ke4 Kg7 (53...Kg7 54.Ke3 Kf6-+) 0-1. Ozen,Batuhan (2125) - Injac,Teodora (2310), Titled Tuesday, 2021. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 d6 5.g3 e5 6.Bg2 0-0 7.0-0 a5)

10.Qc2 e4 (10...Re8 11.Nc3=) 11.de4 Nfe4 (11...Nce4 12.Nc3 Nc3 13.Bc3=) 12.Nd4 (12.Bg7 Kg7 13.Nbd2 Nd2 14.Qd2 Re8=) 12...Ng5 (12...Re8 13.e3=) 13.h4 Nge6 14.Nb3 (14.Ne6 Be6 15.Bg7 Kg7=) 14...a4 (14...Bb2 15.Qb2 a4 16.Nc5 Nc5 17.Nc3=) 15.Nc5 Nc5 (worse 15...dc5 16.Bg7 Kg7 17.e3+–) 16.Bg7 Kg7 17.Nc3 Be6 (17...Bf5 18.Qd2=) 18.Ne4 Rb8 (better 18...Ne4!? 19.Qe4 Qf6=) 19.Nc5+– dc5 20.Qa4 Qd2 (20...Qd4 21.Rac1+–) 21.e3 Rfd8 (21...Qe2 22.Rfc1+–) 22.Rfc1 (22.Bb7 Qe2 23.Bc6 h6+–) 22...Qe2 (22...h6 23.Qa3 b6 24.Qa7+–) 23.Bf1 (23.Qa7 Rd2 24.Rf1 Rbd8+–) 23...Qf3 (23...Qh5 24.Qa5 Qe5 25.Qc3+–) 24.Qc2 (24.Qa5 Ra8 25.Qc3 Qf6 26.Qf6 Kf6+–) 24...Bf5 (24...Qf6 25.Bg2+–) 25.Qb2 f6 26.Bg2 Qg4 27.a4 Rd6 (27...Be4 28.Be4 Qe4 29.a5+–) 28.a5 (28.Qa3 b6+–) 28...Rbd8 (28...Be4 29.Be4 Qe4 30.Qa3+–) 29.a6 (29.Bb7 Rd2 30.Qd2 Rd2–/+) 29...ba6 (better 29...Rd2!? 30.Qc3 Qe2+–) 30.ba6 Rd2 (30...Be4 31.Be4 Qe4+–) 31.Qb7 Rf2 (31...Qe2 32.Qf3+– (32.Qc7?! R8d7 33.Qf4 Ra2+–)) 32.Kf2 Rd2 33.Kg1 Qg3 34.Qf3 Rg2 35.Qg2 Qe3 36.Qf2 Qh3 (36...Qe4 37.Ra3 Qg4 38.Rg3+–) 37.Qf4 (37.Qc5?? Qg3 38.Kh1 Be4) 37...Bg4 (37...Qg4 38.Qg4 Bg4+–) 38.Rf1 (38.Rf1 Bf5 39.a7 Qg4 40.Qg4 Bg4 41.a8Q+–) 1–0. Bitoon,R (2415) – Mariano,N2 (2300), Philippine Int Open, 2015. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0-0 5.Bg2 d6 6.0-0 e5 7.c4 a5 8.b5 Nbd7)

10.Nc3 Re8 11.Nd2 Rb8 12.Ba3 (12.Nb3 Nb3 13.ab3 b6+=) 12...b6 (12...Nfd7 13.Rb1=) 13.Bc5+= dc5 14.Nde4 (14.Qc2 Bb7+=) 14...Nd7 15.Nd5 Bb7 16.Nec3 (16.Qb3 c6 17.Ndc3 Qe7=) 16...f5 (16...e4 A) worse 17.Ne4 Bd5 18.cd5 f5–/+ (18...Ba1?! 19.Qa1 f5 20.Nc3=); B) 17.Rc1 ed3 18.Qd3=) 17.Rc1 (17.Qc2 Nf6=) 17...Kh8 (17...Nf6 18.Nf6 Qf6 19.Bb7 Rb7 20.Nd5=) 18.e3 (18.Qa4 Re6=) 18...Nf8 19.Qd2 (19.Qc2 Ne6=) 19...Qd6 (19...Ne6 20.Rcd1=) 20.Rce1 (20.f4 Rbd8=) 20...Ne6 21.f4 ef4 22.gf4 c6 23.bc6 Bc6 24.a4 (24.Rb1 Nc7 25.Nc7 Qc7 26.Bc6 Qc6=) 24...Kg8 (24...Nc7 25.Nc7 Qc7 26.Qc2=) 25.Rb1= Attacking the backward pawn on b6 25...Nc7 26.Nc7 Qc7 27.Bc6 (27.Nd5 Qd8=) 27...Qc6 28.Nd5 Qa4 29.Rb5 Qa3 30.Rfb1 (30.Rb6? Rb6 31.Nb6 Re3–+) 30...a4 31.Kh1 (31.Qc2 Kh8=) 31...Re6 (31...Rb7 32.Qc2=) 32.Rc1 (32.Qc2 Rd8=) 32...Rd8 (32...Bh8 33.Kg2=) 33.Kg2 (33.Rc2 Qa1 34.Kg2 Bh6=) 33...Red6+– 34.Rc2 Rd5 35.cd5 Rd5 36.Ra2 (better 36.d4 Bd4 37.ed4 Rd4 38.Qe2+=) 36...Rd3 37.Ra3 (37.Qc2 Qc3 38.Qa4 Rd2 39.Kf3 Rd6=+) 37...Rd2 38.Kg3 Rb2 39.Rb2 Bb2 40.Ra4 Bc3 41.Ra7 b5 42.Rc7 c4 (42...Bb4 43.Rb7=) 43.Rc5 Bd2 (43...Bb2 44.Rb5 c3 45.Rc5=) 44.Kf3 c3 45.Ke2 (45.Rb5?? c2 46.Rc5 c1Q 47.Rc1 Bc1–+) 45...b4 (45...Kg7 46.Rb5 h6 47.Rb7 Kf6 48.Rh7+=) 46.Rb5 Kg7 47.Rb4 Kh6 (47...h6 48.Rb7 Kf6 49.Rh7+=) 48.Rb7+= Bc1 49.Kd3 Bd2 50.h3 Be1 (50...Bc1 51.Rc7 Bd2 52.e4 Bf4 53.Rc3+–) 51.Ke2 (51.Rc7!?+–) 51...Bd2 52.Rc7 g5 53.fg5 Kg5 54.Rh7 f4 55.ef4 (55.e4 f3 56.Kf3 c2 57.h4 Kf6+=) 55...Bf4 56.Kd3 Be5 57.Re7 Bf6 58.Re4 Kf5 (58...Kh5 59.Kc2+–) 59.Rg4 Be5 (59...Bh8 60.Ra4+–) 60.Kc2 (60.Ra4 Bg7+–) 60...Bf6 61.Kd3 Be5 62.Rg2 (62.Ra4 Bg7+–) 62...Bf6 63.Kc2 Ke6 64.Kd3 (64.Rf2 Bd4 65.Rf4 Be5+–) 64...Kf5 65.Rg1 Ke6 66.Rg2?? (66.Rh1 Kf7+–) 66...Kf5 67.Rg8 Kf4 (67...Ke6+–) 68.Rf8 Kf5 69.h4 Kg6 70.h5! Kg7 (70...Kh5 71.Rf6 Deflection) 71.Rc8 (better 71.Rb8+–) 71...Kh6? (better 71...Bg5 72.Rc6 Bd2+–) 72.Rc5 (better 72.Rc6 Kg7 73.h6 Kf7 74.Ke4+–) 72...Bg5 73.Kc3 Kh5 74.Kd4 Kg6 75.Ke4 (75.Ke5 Bf6 76.Ke6 Bh8+=) 75...Bh4 (75...Bf6 76.Rc8+=) 76.Kf4 Kf7 77.Kf5 (77.Rc6 Ke7+=) 77...Ke7 78.Ke5 (78.Rc4 Bg3+=) 78...Kd7 (78...Bf6 79.Kd5+=) 79.Kd5 (79.Rc4 Bg3 80.Kd5 Ke7+=) 79...Bg3 (79...Ke7 80.Rc6+=) 80.Rc3 Be1 (80...Bb8 81.Rb3 Kc7 82.Rf3+=) 81.Rc1+– Bd2 82.Ra1 (82.Rd1 Bg5+–) 82...Kc7 (82...Ke7 83.Ra7 Kf6 84.Ke4+=) 83.Ra7 (83.Ra6 Kb7+=) 83...Kb8 (83...Kb6 84.Re7+=) 84.Rf7+– Ka8 85.Kc6 Be3 (85...Bc3 86.Kc5+–) 86.Rf8 (86.Rf3 Bg5+–) 86...Ka7 87.Rf7 Kb8 (87...Ka8 88.Rd7 Bg5+–) 88.Re7 (88.Rb7 Ka8+–) 88...Bg1 (88...Bd2 89.Rb7 Ka8 90.Kb6+–) 89.Re8 (89.Rb7 Ka8+–) 89...Ka7 90.Rg8 Bf2 91.Rg7 Kb8 92.Rb7 Ka8 93.Rb2 (93.Rd7 Kb8+–) 93...Be3 (93...Bh4 94.Rh2 Bf6 95.Rh7+–) 94.Re2 Bg1 95.Re7 Kb8 96.Rf7 Ka8 (better 96...Be3!?=) 97.Rh7 Kb8 98.Kb5 (98.Rb7 Ka8 99.Rd7 Be3+–) 98...Ka8 (98...Kc8+–) 99.Kc6 Kb8 100.Rh1 (100.Rb7 Ka8 101.Rd7 Be3+–) 100...Bf2 (100...Bd4 101.Rb1 Ka7 102.Rb7 Ka8 103.Rd7+–) 101.Rb1 Ka8 (101...Ka7 102.Rb2 Be3 103.Rb7 Ka8 104.Re7+–) 102.Rb3 Bg1 103.Rb2 Be3 104.Rb4 Bf2 105.Rb3 Bg1 106.Kc7 (106.Rd3 Ka7+–) 106...Bh2 107.Kc8 (107.Kb6 Bg1 108.Ka6 Bh2+–) 107...Ka7+= 108.Kd7 Bf4 (108...Ka6 109.Kc6 Ka5 110.Kd5+=) 109.Kc6+– Ka8 (109...Bg5 110.Ra3 Kb8 111.Rd3+–) 110.Rf3 (110.Rb7 Be5+–) 110...Bb8 (110...Be5 111.Rf7+–) 111.Rf7 (111.Rf8 Ka7+–) 111...Bg3 (111...Be5 112.Kd5 Bb2 113.Rf4+–) 112.Kb6 Bh2 113.Rf8 Bb8 114.Rf1 (114.Kc6 Ka7+–) 114...Bg3 115.Rf3 Bh2 (115...Be5 116.Rf5 Bd4 117.Kc6+–) 116.Ra3 (116.Rd3 Bg1 117.Kc6 Bf2+–) 116...Kb8 117.Rh3 (117.Rd3 Bc7 118.Kc6 Be5+–) 117...Bg1 118.Kc6 Ka8 (better 118...Bd4+–) 119.Rh7 (119.Rh1 Bf2 120.Rh7 Kb8+–) 119...Bf2 (119...Kb8 120.Rb7 Ka8 121.Rd7+–) 120.Rf7 Bg1 (better 120...Be3!?=) 121.Rf1 (121.Kd5 Kb8+–) 121...Be3 122.Rb1 (122.Rf3 Bg1+–) 122...Bf4 (122...Bf2 123.Rd1 Kb8+–) 123.Ra1 (123.Rb7 Be5+–) 123...Kb8 124.Rb1 (124.Rd1 Be5+–) 124...Ka8 125.Rb4 (125.Re1 Ka7+–) 125...Bg3 (125...Bd2 126.Rb7+–) 126.Rg4 Bf2 (126...Be1 127.Re4+–) 127.Rg2 (127.Re4 Bg1+–) 127...Be3 (better 127...Bd4+–) 128.Re2 (128.Rg8 Ka7+–) 128...Bg1 129.Re7 (129.Rd2 Ka7+–) 129...Bf2 (129...Kb8 130.Rb7+–) 130.Re2 (130.Re8 Ka7+–) 130...Bg1 131.Rb2 (131.Rd2 Be3+–) 131...Be3 132.Re2 (132.Rb5 Ka7+–) 132...Bg1 133.Kc7 Bd4 134.Re8 (134.Ra2 Ba7+–) 134...Ka7 135.Re4 Bb6 136.Kc6 Bg1 137.Ra4 Kb8 138.Rg4 (138.Ra1 Bd4+–) 138...Bf2 139.Rg7 (139.Rf4 Be3+–) 139...Ka8 (better 139...Be3 140.Rb7+–) 140.Rf7 (140.Rd7 Kb8+–) 140...Bg1 (140...Be3 141.Rd7+–) 141.Rf1 (141.Kd5 Be3+–) 141...Be3 142.Rf8 (142.Rd1 Ka7+–) 142...Ka7 143.Rf7 (143.Rd8 Bf2+–) 143...Ka8 (143...Kb8 144.Rb7+–) 144.Rf8 (144.Kd6 Kb8+–) 144...Ka7 145.Rf3 Bg1 (145...Bg5 146.Ra3+–) 146.Rf1 (146.Ra3 Kb8+–) 146...Bd4 147.Rd1 Bf2 148.Rd3 Ka8 ½–½. Jessel,Stephen (2380) – Kollars,Dmitrij (2500), PRO League Central, 2017. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.0-0 a5 8.b5 Nbd7 9.d3 Nc5)

10.Nc3 Re8 11.Nd2 Bf5 12.Nb3 Nb3 13.ab3 e4 14.Ne4 Ne4 15.Bg7 Kg7 16.de4 Be4 17.f3 Bf5 18.e4 Bd7 19.f4 c6 20.Qd6 cb5 21.Rfd1 Bc6 22.c5 a4 23.ba4 ba4 24.e5 Bg2 25.Kg2 Qe7 26.Ra3 ½–½. Timman – Ree, Amsterdam 1973.

10.Nfd2 Rb8 11.Nc3 b6 12.Nb3 Ne6 13.Nd5 Bb7 14.e4 Nd7 15.a4 Ndc5 16.Qc2 (16.f4 c6 17.Nc5 bc5=) 16...Nb3= 17.Qb3 Nc5 18.Qc2 Bd5 (18...c6 19.Ne3=) 19.cd5 f5 20.f4 (20.Rae1 Qd7+=) 20...fe4= 21.de4 ef4 22.Bg7 Kg7 23.gf4 (worse 23.Rf4 Rf4 24.gf4 Qf6-/+) 23...Qf6 24.Rae1 (24.Qc4 Rbe8=) 24...Rbe8 (24...Qd4 25.Kh1=+) 25.Qc4 (25.Re3 Kg8 26.Qc4 Qh4=) 25...Qb2 26.Qe2? (26.Re3!?=) 26...Qe2 (26...Qd4 27.Qe3 Qa4 28.Qc3 Kg8 29.e5-+) 27.Re2 Re7 (27...Na4 28.Re3-/+) 28.e5 de5 (28...Na4!? 29.Re3 Nc5-/+) 29.fe5=+ Rf1 30.Kf1 Nd3 (30...Na4 31.Rc2=+) 31.d6 (better 31.e6+=) 31...cd6-/+ 32.ed6 Re2 (32...Rd7 33.Bc6 Rd6 34.Re7 Kf6 35.Rb7=+) 33.Ke2=+ Nf4?? (better 33...Nc5=+) 34.Kf3+/- Ne6 35.Ke4 Kf6 36.Kd5 Nd8 37.Bh3 (37.Be4 h6+-) 37...h5 (37...Kf7 38.Ke5+/-) 38.Bc8 (38.Bd7 Kf7+-) 38...g5+/- 39.Kd4 (39.h3 Kg7+/-) 39...g4 40.Ke4 Kg5 (40...Nf7 41.Kd5 Nd8 42.Bd7+/-) 41.Ke5 Kh4?? (better 41...h4+/-) 42.Kf6+- Kh3 43.Ke7 Kh2 44.Kd8 g3 45.Bb7 h4 46.d7 h3 Black prepares g2 47.Kc7 g2 48.d8Q (better 48.Bg2 hg2 49.d8Q+-) 48...g1Q 49.Qd6 Qg3 50.Qg3 (50.Bc8 Qd6 51.Kd6 Kg2+-) 50...Kg3 51.Kb6 1-0. sezwho (2160) - shaf (2165), Rated Bullet game, lichess.org, 2013.

10.Nfd2 Bg4 11.Nb3 Nfd7 12.Nc3 e4 13.de4 Be6 14.Nd4 Bc4= 15.Qd2 Re8 16.Rfd1 a4 17.Rac1 Ne5 18.Ba1 c6 19.bc6 bc6 20.Nc2 Qb6 21.Ne3 Rad8? 22.Na4+/– Na4 23.Nc4 Nc4 24.Rc4 Ba1 25.Ra1 Nc5 26.Rd4 Ne6 27.Rd6 Nd4 28.Rd8+– Rd8 29.Kh1 Ne6 30.Qe1 Qb2 31.a4 Rd2 32.Bf1 Nd4 33.a5 Nb5 34.a6 Qc2 35.Qb1 Qb1 36.Rb1 Ra2 37.e3 Ra6 38.Bb5 cb5 39.Rb5 Ra2 40.Kg2 Kg7 41.g4 h6 42.Kg3 Ra1 43.e5 Rg1 44.Kf3 Re1 45.Rb6 Rh1 46.e6 fe6 47.Kg2 Ra1 48.Re6 Ra4 49.Kg3 Kf7 50.Rb6 Ra7 51.h4 Ra5 52.h5! (52.h5 gh5 53.Rh6 hg4 54.Kg4+–) 1–0. Giardelli,S (2415) – Villanueva,Mar (2165), TCh–ARG Magistral AFA, Buenos Aires ARG, 2005. (=1.c4 Nf6 2.Nf3 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.0-0 a5)

8.a4 Nc6 9.b5 Ne7 10.d3 h6 11.Nc3 Be6 12.Nd2 Qc8 13.Re1 Bh3 14.Bh1 Ng4 15.Nf3 (15.e3 c6=) 15...f5 16.Qb3 Kh8 17.e3 ab5 18.ab5 Ra1 19.Ra1 f4 20.ef4 ef4 21.Ne4 Nf5 22.Bg7 Kg7 23.Qb2 Kg8 24.Bg2 (24.gf4!? c6 25.Nd4+=) 24...Bg2= 25.Kg2 Qe6 (25...fg3 26.hg3 Qe6 27.b6=) 26.Re1 (26.gf4 Nf6 27.Nf6 Rf6+= (worse 27...Qf6 28.Qf6 Rf6 29.Ra7+-)) 26...Qf7 (26...fg3 27.hg3 (worse 27.Ng3 Nh4 28.Kh1 Nf2 29.Qf2 Rf3-/+) 27...d5 28.Nc5=) 27.Nfd2 (better 27.h3!? Nf6 28.Nf6 Qf6 29.Qf6 Rf6 30.g4+/-) 27...fg3= 28.hg3 (worse 28.Ng3 Nh4 29.Kh1 Nf2 30.Kg1 Nh3 31.Kh1 Qf2 32.Qh8 Kh8 33.Re7 Qg2) 28...Ne5 29.Qc3 h5 (29...c6 30.d4 Nd7 31.g4 Nh4 32.Kh3=) 30.f4 Ng4 31.Ng5 Qf6 (31...Nfe3 32.Kg1 Qd7 33.d4+=) 32.Qf6+/- Nf6 33.Nde4 Ne4 (33...Ng4 34.Ra1+=) 34.Re4 (34.de4 Nd4+/-) 34...Ra8+= 35.Re6 (35.Kh3 c6+=) 35...Kg7= 36.Re2 Ra3 37.Ne6 Kf6 38.Nc7 Rd3 39.Nd5 Kg7 (better 39...Kf7 40.Ra2 Rg3 41.Kf2 g5=) 40.Nb4 (better 40.Ra2+=) 40...Rg3 41.Kf2 Rc3 42.Re4? (better 42.Rc2 Rc2 43.Nc2-/+) 42...h4-+ 43.Nd5 Rc2 44.Ke1 (44.Re2 Rc4 45.Rd2-+) 44...h3 45.Re2 (45.Kd1 Ra2 46.Re2 Re2 47.Ke2-+) 45...Rc4 (better 45...Re2 46.Ke2 h2-+) 46.Ne3 (46.Rh2 Re4 47.Kf2 Rd4-+) 46...Rc1 (better 46...Ne3 47.Re3 h2 48.Rh3 Rc1 49.Kf2-+) 47.Kf2 (47.Kd2 Ra1 48.Nf5 gf5-+) 47...Rc3 (better 47...h2 48.Nf5 gf5 49.Re7 Kg6 50.Re6 Kh5-+) 48.Nf5 gf5 49.Re7 Kf6 (49...Kg6 50.Rb7 Rc2 51.Kg1-+) 50.Rh7 (better 50.Rb7 Rb3 51.Rh7-+) 50...Rb3 51.Rh6 Ke7 52.Rh7 Ke6 53.Rh6 (53.Rb7 Kd5 54.b6-+) 53...Kd5 54.b6 Kc6 (54...Rb2 55.Kg1-+) 55.Rh5 Kb6 56.Kg1 (56.Rf5 Rb5 57.Rf6 Kc5-+) 56...Rf3 57.Rf5 Kc6 58.Kh2 (58.Rf8 b5-+) 58...b5 59.Rf8 b4 60.Rc8 Kd7 61.Rb8 b3 62.Rb7 (62.f5 Ke7-+) 62...Ke6 63.Rb5 d5 (63...Rd3 64.Rg5-+) 64.Rb6 (64.f5 Kf5 65.Rd5 Ke4 66.Rd7-+) 64...Kf5 65.Rb4 Rc3 (65...Kg4 66.f5 Kf5 67.Rd4-+) 66.Rb5 (66.Rd4 Rc4 67.Rd3 b2-+) 66...Ke4 (66...Kg4 67.Rd5 Rc2 68.Kg1 b2 69.Rb5 Rc1 70.Kf2 h2 71.Rb8 h1Q 72.Rg8 Kf5 73.Rf8 Ke6 74.Re8 Kf7 75.Re3 Qh2 76.Kf3 Rf1 77.Ke4 b1Q 78.Kd4 Qb4 79.Kd5 Qhd2 80.Rd3 Qd3 81.Ke5 Qf4) 67.Rb4 (67.f5 Kf5 68.Rd5 Ke4-+) 67...d4 (better 67...Kd3 68.Kh3 Kc2 69.Kg2-+) 68.f5 Kf5 69.Rd4 Ke5 70.Rb4 Kd5 71.Rb8 Kc4 72.Rc8 (72.Rb7 Kd3 73.Kh3 Kc2 74.Kg4 b2 5.Rb2 Kb2-+) 72...Kd3 73.Rd8 Kc2 74.Rb8 b2 0-1. Marin Masis,Jose Esteban (1935) - Cruz,Will (2220), Titled Tuesday 2nd Mar, 2021. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.0-0 a6)

8.d3 Nc6 9.a3 Be6 10.Nbd2 Ng4 11.Rc1 Rb8 12.Rc2 f5 13.Qa1 Rf7 14.h3 Nf6 (better is 14...Nh6!?+=) 15.Ng5+/– Re7 16.Ne6 Re6 17.Qa2 (17.Bd5 Qe7+/–) 17...Qe7 (17...e4 18.Qb3+=) 18.c5 Rd8 (18...Qd7!?+=) 19.Bc6+/– bc6 20.cd6 Qd6 (better is 20...cd6!? 21.Rc6 d5+/–) 21.Nc4+– Qd5 22.Be5 Rd7 23.Bf6 Bf6 24.Na5 Qa2 25.Ra2 Be7 26.Rc2 c5 27.bc5 Rd5 28.Nb3 h5 29.h4 g5 30.hg5 Bg5 31.f4 Be7 32.Kf2 Kg7 33.d4 Rd8 34.e3 Kh6 35.Kf3 Rg6 36.Rg2 Rb8 37.Rb1 Rbg8 38.Rbg1 Rb8 39.Nd2 Rb2 40.Nc4 Rb3 41.Ne5 Rg7 42.Rh1 h4 43.g4 fg4 44.Rg4 Ra3?? 45.Rhh4 (45.Rhh4 Bh4 46.Rh4; 45.Rgh4 Bh4 46.Rh4) 1–0. Talma,Klaas (1820) – Hahn,Christian, Plzen op–C, 2004. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 d6 5.Bg2 0-0 6.0-0 a6 7.c4 e5)

8.d3 Nc6 9.a3 Bf5=.

8.d3 Nc6 9.Qb3 Be6 (9...Bg4 10.h3 Be6 11.d4=) 10.Ng5 (10.d4 e4 11.Ng5 d5 12.Ne6 fe6=) 10...Rb8 (10...Bg4 11.e3=) 11.b5 (11.Ne6 fe6 12.e3=) 11...ab5 (better is 11...Nd4!? 12.Ne6 Ne2 13.Kh1 fe6=) 12.Ne6+/– (12.Qb5?! Bd7 13.Qb3 Qe7=+) 12...fe6 13.cb5 (13.Qb5?! Nd4 14.Bd4 ed4=) 13...Nd4 14.Bd4 ed4 15.Qe6 Kh8 16.Re1 b6 (16...d5 17.Nd2+=) 17.Nd2 (17.Bc6 Ng8+/–) 17...Nd7 18.Nf3 Nc5 19.Qh3 (19.Qd5 Qf6+/–) 19...Qd7 (19...d5!?+/–) 20.Qd7 Nd7 21.a4 Ra8 22.Ng5 Ra5 23.Ne6+– Rc8 24.Bb7 Rb8 25.Bc6 Nc5 26.Nc7 Ra4 27.Ra4 Na4 28.Ne8 Rd8 29.Ra1 Nc3 30.Ra7 Be5 31.f4 Bf4 32.Nf6 Be3 33.Kf1 (33.Kf1 Rd7 34.Rd7 Nb5 35.Rh7#) 1–0. mrkt – wgwl, kurnik, 2007.

8.d3 Nc6 9.b5 ab5 10.cb5 Ne7 11.Nbd2 h6 12.Qc2 Be6 13.Rfc1 c6 14.bc6 bc6 15.d4 Nd7 16.a4 Qb8 17.de5 de5 18.Ne1 Rc8 19.Nd3 Nd5 20.e4 Nb4 21.Nb4 Qb4 22.Bc3 Qc5 23.a5 Bf8 24.Bf1 f6 25.a6 Qa7 26.Kg2 Bc5 27.Nc4 Kg7 28.Na5 Bb6 29.Rd1 Bd4 30.Bd4 ed4 31.Rab1 Qc7 32.Qd2 Nc5 33.f3 Bf7 34.Rdc1 Qe5 35.Rb6 d3 36.Rc6 Rc6 37.Nc6 Qd6 38.Rc5 Qc5 39.Nb4 Qa5 40.Bd3 Rb8 41.a7 Ra8 42.Ba6 Ra7 43.Qd6 Qa3 44.Bb5 Qb2 45.Kh3 Ra1 46.Nd5 Ra2 47.Be2 Qd4 48.Bc4 Qc4 49.Qf6 Kg8 50.Qd8 Kg7 51.Qf6 Kg8 52.Qd8 Kh7 53.Qe7 Qc8 54.g4 Kg8 55.Qe5 Qe6 56.Qd4 Ra6 57.Qc5 Qd6 58.Qc8 Kg7 0–1. Danielsen – T Soerensen, Copenhagen 1990.

8.d3 Re8 9.Nbd2 Nc6 10.a3 Bg4 11.h3 Bd7 12.Qc2 Nh5 13.e3 Rb8 14.Rac1 f5 15.b5 Ne7 16.c5 h6 17.Qb3 Kh7 18.b6 Nc6 19.bc7 Qc7 20.cd6 Qd6 21.Nc4 Qe6 22.Qb6 Bf6 23.d4 e4 24.Nfe5 Ne5 25.de5 Bd8 26.Qa7 Be7 27.Nd6 Bd6 28.ed6 Rbc8 29.Qd4 Bc6 30.Rfd1 Qd7 31.g4 1–0. Schmittdiel – Maier, corr 1989.

8.d3 Bf5 9.Nh4 Bc8 10.Nc3 Nc6 11.a3 Nd4 12.e3 Ne6 13.Qc2 Ng4 14.h3 Nh6 15.Nf3 f5 16.Rad1 g5 17.Nh2 g4 18.hg4 fg4 19.Ne4 Ng5 20.Ng5 Qg5 21.d4 Nf7 22.Be4 Qh6 23.Bf5 (23.f4!?+=) 23...Ng5 24.Ng4? (better 24.Bc8 Rac8 25.a4=+ (25.Ng4? Qh5–+)) 24...Qh5–+ 25.Bc8 Rac8 26.f4 (26.Nh2 Nh3 27.Kg2 Nf2 28.Rf2 Rf2 29.Qf2 Qd1 30.Bc3–+) 26...Nh3?? (better 26...ef4 27.gf4 Nh3 28.Kh1 Nf2 29.Kg1 Ng4–+) 27.Kg2=+ ef4 (better 27...Qg4!? 28.de5 de5=+) 28.Qe2+= Rf5? (better 28...Kh8 29.gf4 Rce8+=) 29.ef4+– Re8 30.Qf3 Re6 31.Ne3 Qf3? (31...Nf4 32.gf4 Rg6 33.Kf2 Qh2 34.Ke1 Qb2 35.Nf5 Re6 36.Ne3 Bd4 37.Rd4 Qd4 38.Kf2+–) 32.Kf3 (32.Rf3!? Rh5 33.g4 Re3 34.gh5 Re2 35.Kh3 Rb2+–) 32...Rh5? (better 32...Rf7+–) 33.Rde1 Rf6 34.Nd5 Rf7 35.Kg2 c6 36.Re8 Bf8 37.Ne3 Rf6 (37...b5 38.cb5 ab5 39.g4 Nf4 40.Rf4 Rf4 41.gh5+–) 38.d5 Rfh6 39.Bd4 c5 (39...cd5 40.cd5 Kf7 41.Rb8+–) 40.bc5 Kf7 41.Rc8 (41.Rb8!? dc5 42.Rb7 Ke8+–) 41...dc5 42.Rc7 Ke8 43.Be5 Rb6 (43...Bd6 44.Bd6 Rd6 45.g4 Nf4 46.Rf4+–) 44.Ng4 (better 44.g4!? Rh4 45.Nf5 Rg4 46.Kh3 Rgg6+–) 44...Kd8 45.Rf7 Be7 46.Rh1 (better 46.Re1 Rg6 47.d6 Nf4 48.Bf4 Bd6+–) 46...Ng5 (46...Ke8 47.Rg7 Kf8 48.Rh3 Re5 49.Rhh7 Rb2 50.Kh3 Rh5 51.Rh5 Kg7+–) 47.fg5 Rg5 (47...Rh1 48.Kh1 Bg5 49.Rh7 Be7+–) 48.Rhh7 Rg4 49.Re7 Rb3 (49...Rg8 50.Bc7 Kc8 51.Bb6 Kb8 52.d6 Ka8 53.d7 Rb8 54.Rh8 Rh8 55.Re8 Re8 56.de8Q) 50.Bc7 (50.Bc7 Kc8 51.Re8) 1–0. Talbi,Chafik (2205) – Khial,Mohamed Saleh Eddin, Championnat National Individuel Toutes, 2016. (=1.Nf3 Nf6 2.c4 d6 3.g3 g6 4.b4 a6 5.Bg2 Bg7 6.Bb2 0-0 7.0-0 e5)

8.d4 e4 9.Nfd2 Qe8=.

8.Na3 Nbd7 9.Rc1 Re8 10.d3 a5 11.b5 Nc5 (11...Qc7 12.Nd2=) 12.d4 ed4 13.Nd4 cb5 (13...Qb6 14.Rb1 Nfe4 15.Ba1=) 14.Nab5 Ra6 15.Nb3 Attacks the isolani on d6 15...Nce4 16.Qc2 Bf5 17.N3d4 Bd7 (17...Ng3 18.Nf5 Nf5 19.Bb7=) 18.Rfd1+= Bc6? (18...Qc8 19.Nc3 Nc5 20.Ndb5+=) 19.f3 (better 19.Nc6!? bc6 20.Nd6 Nd6 21.c5+-) 19...Nc5+= 20.Nc6 Rc6 21.e4 Qb6 22.Kh1 Nfd7 (22...Ne6!?+=) 23.Bg7+/- Kg7 24.Rb1 Qa6 25.Rd6! Rd6 (better 25...Re7!? 26.Rc6 bc6+-) 26.Nc7+- Qc6 (26...Rd8 27.Na6 Ra6 28.Qd2+-) 27.Ne8 Kf8 28.Nd6 Qd6 29.Rd1 Qc6 (29...Qc7 30.Bh3+-) 30.Qd2 Qa4 31.Bh3 Ne5 (31...Nf6+-) 32.Qd6 (32.Qd6 Kg8 33.Qb8 (33.Qe5 Qd1 34.Kg2 Qe2 35.Kg1 Nd3 36.Qa5 Qf2 37.Kh1 Qf3 38.Kg1 Qe4-/+) 33...Kg7 34.Qe5 Kh6 35.Qd6+-) 1-0. Mueller,Marku1 (2120) - Kahlert,T (2155), Titled Tuesday 2nd Feb, 2021. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.0-0 c6)

8.Na3 Nbd7 9.Qc2 Re8 (9...e4 10.Nd4=) 10.Rab1 (10.b5 a6=) 10...Nf8 (10...e4 11.Nd4=) 11.Ba1 (11.b5 Bd7=) 11...e4=+ 12.Nd4 a5 13.b5 c5 14.Nb3 Bf5 (14...a4 15.Nc1=) 15.d3 (15.h3 a4 16.Nc1 h5=) 15...ed3 16.ed3 Qd7 (16...Qb6 17.Rfe1=) 17.b6 (17.Rfe1 Ne6=) 17...Bh3 18.Nd2 (18.Bh3!? Qh3 19.Bf6 Bf6 20.Nb5=) 18...Bg2=+ 19.Kg2 Re2 (19...Qc6 20.Nf3=+) 20.Bf6 Qc6 21.Kg1 Bf6 22.Qd1 Re7 23.Ne4 (23.Nb5 Ne6=) 23...Be5 (23...Bg7 24.Nb5 Qb6 25.Nbc3=) 24.Nb5= Ne6 (24...Qb6 25.f4 Bh8 26.f5= (worse 26.Ned6 f5=+; 26.Nbd6?! Qc6 27.Nb5 Nd7=)) 25.Qf3 (25.Re1 Nd4= (worse 25...Qb6 26.Nbc3 Qd8 27.Nd5+=)) 25...f5 (25...Rd8 26.Rfe1=) 26.Nd2= Qf3 27.Nf3 Kf7 28.Rfe1 Nd4? (better 28...Ra6=) 29.Nfd4+– Bd4 30.Nd6 Kf6 31.Re7 Ke7 32.Nb7 a4 33.Rb5 Rc8 34.Na5 (34.Kg2 Kd7+–) 34...Kd7 35.b7 Rb8 36.Rb6 (36.Kg2 Kc7+–) 36...Kc7 37.Rc6 (37.Ra6 g5+–) 37...Kd7 38.Ra6 Bc3 39.Kg2 Bd2 (39...Ba5 40.Ra5 Rb7 41.Ra4+– (41.Rc5?! Rb2+–)) 40.Ra8 Kc7 41.Ra6 Rd8?? (41...Kd7 42.Kf3 Ba5 43.Ra5 Rb7 44.Ra4 Rc7+–) 42.Rc6+– Kb8 43.Rc5 Ba5 44.Ra5 Rd3 45.Rb5 (45.Ra4 Kb7 46.h4 Kb6+–) 45...Ra3 (45...Rc3 46.c5 a3 47.h3+–) 46.Rb2 (46.c5!? Rc3 47.Kf1+–) 46...Rc3+– 47.Rb4 a3 48.c5! Rc5 49.Rb3 Rc2 (49...g5 50.h4 g4 51.Ra3 Kb7 52.Re3+–) 50.Ra3 Kb7 51.Rd3 (51.h3 h6+–) 51...Ra2 52.Rd7 Kc6 53.Rh7 Kd5 54.Re7 (54.Rh6 Ra6+–) 54...Ra4 (54...Ra6 55.h4+–) 55.h4 Re4? (55...Ra6 56.Kf3 Kd6 57.Re3+–) 56.Rg7 (56.Re4 Ke4 57.f4+–) 56...Re6+– 57.h5 (57.Kf3 Ke5+–) 57...gh5 58.Rg5 Ke5 59.Rh5 Ra6 (59...Rd6 60.g4 Kf4 61.gf5+–) 60.g4 Kf4 ½–½. Hoffmann,Steffen (2040) – Kurenkov,Nikolai (2445), Gotha Waldschach Cup 8th, 2006. (=1.Nf3 Nf6 2.g3 g6 3.b4 c6 4.c4 Bg7 5.Bb2 0-0 6.Bg2 d6 7.0-0 e5)

8.Na3 Nbd7 9.d3 Re8=.

8.Na3 Bg4 9.h3 Bf3 10.Bf3 Qd7 11.Bg2 Na6 12.Nc2 Nc7 13.a4 Qe6 14.b5 Qc4 15.Ba3 Qe6 (15...Qa4? 16.bc6 Rad8 17.Bd6 (17.cb7?! Qd7+/–) 17...Qa1 18.Qa1 Rd6 19.cb7+–; 15...cb5 16.Bd6 Ncd5 17.Bf8 Kf8 18.Ne3 Ne3 19.de3+/–) 16.bc6 bc6 17.Kh2 Ncd5 18.e4 Nb6 19.a5 Nc4 20.Bc1 d5 21.d3 Nd6 22.Ra4 Nb5 23.Bd2 Rfd8 24.ed5 Nd5 25.Rc4 Ne7 26.Bb4 Nd5 27.Bd2 Rac8 28.Qc1 Bf8 29.Re1 Nd6 30.Ra4 Nb5 31.Rc4 Qd6 32.Bg5 f6 33.Bd2 Rc7 34.h4 Ne7 35.Bf1 Nf5 36.Qd1 Nbd4 37.Nb4 c5 38.Na2 Bh6 39.Bh6 Nh6 40.Nc3 f5 41.Bg2 Rb8 42.Kg1 Ng4 43.Nd5 Rcb7 44.Nc3 Rb2 45.Na4? Rf2 46.Rc5 e4 47.Qc1 Qg3 48.Qc4 Kf8 49.Rc8 Rc8 50.Qc8 Kg7 51.Qc7 Qc7 (51...Qc7 52.de4 Qh2) 0–1. Forgacs,Jozsef (2290) – Nogrady,Vilmos (2265), HUN–chT2 Maroczy, 2003. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 d6 5.Bg2 c6 6.c4 0-0 7.0-0 e5)

8.a4 a5 9.b5 cb5 10.cb5 Re8 11.Nc3 e4 12.Ng5 d5 13.e3 h6 14.Nh3 g5 15.f4 (15.Na2+=) 15...Bg4 (better is 15...ef3!? 16.Qf3 g4–+) 16.Qc1 gf4 17.ef4 (17.Nf4!? d4 18.ed4 Qd4 19.Kh1+=) 17...Qd7 18.Nf2 h5 19.Ng4 hg4 20.Ne2 Qd6 21.Be5 Qb4 22.Nd4? (22.Bc3 Qf8=) 22...Nbd7 (better is 22...Re5!? 23.fe5 Qd4 24.Kh1 Qe5 25.Qc8 Qe8 26.Qb7 Nbd7–+) 23.Nc2+= Qc5 24.Bd4 Qe7 25.Ne3 Rac8 26.Qd1 Nc5 27.Bc5 Qc5 28.Kh1 Qd4 29.Nf5 Qb2 30.Rb1 Qa3+= 31.Ra1 Qb2 32.Nd6+/– Nd7? 33.Rb1 Qa3 34.Nc8 Rc8 35.Qg4 Rc7?? 36.b6 Rc2 37.Qd7 Rd2 38.Qc8 Kh7 39.Qf5 Kg8 40.Rbc1 Bc3 41.Qc8 Kg7 42.Rc3 Rg2 43.Kg2 Qb2 44.Rf2 Qb1 45.Qg4 Kf8 46.Rc8 Ke7 47.Qg5 Ke6 48.Qe5 Kd7 49.Rc7 (49.Rc7 Kd8 50.Qe7#) 1–0. rryy44 – croko23, kurnik, 2011.

8.a4 Bg4 9.b5 h6 10.d3 Re8 11.Nbd2 Nh5 12.Nh4 d5 13.cd5 cd5 14.f3 (14.Qb3 Nf6= (worse is 14...Be2 15.Bd5 Qd7 16.Rfe1+/–)) 14...Bc8 15.Bh1 g5 (15...a6!?–/+) 16.Ng2= Bh3 17.Qb3 Qb6 18.Rf2 Nd7 19.Qd5 Rad8? (19...Be6 20.Qe4+=) 20.Ne4 (20.Nc4 Qc7 21.Qd6+/–) 20...Ndf6 21.Qb3 Nd5 22.Bc1 Be6 23.Qb2 Ndf6 24.Nf6 Nf6 25.a5 Qc7 26.Be3 e4 27.d4 ef3 28.ef3 Qd6 29.Rd1 Nd5 30.Ne1?? Ne3–+ 31.Rd3 Nf5 32.Rfd2 Bd5 33.g4 Re1 34.Kf2 Rh1 35.gf5 Qh2 36.Ke3 Re8# 0–1. rryy44 – markus098, kurnik, 2012.

8.a4 Ng4 9.h3 Nh6 10.e4 b6 11.d4 Qc7 12.d5 c5 13.b5 a6 14.Nbd2 Nd7 15.Qc2 a5 16.Rae1 f5 17.Ng5 Nf6 18.Qd3 fe4 19.Nde4 Ne4 20.Be4 Nf5 21.Ne6 Be6 22.de6 Rae8 23.Qd5 Ne7 24.Qd3 Kh8 25.Rd1 Rd8 26.f4 Nf5 27.g4 Nd4 28.f5 Qe7 29.Qg3 gf5 30.gf5 Bf6 31.Kh1 Rg8 32.Qh2 Rg7 33.Bd4 cd4 34.Bd5 Rdg8 35.Rf2 Bh4 36.Rg2 Rg2 37.Bg2 Bg3 38.Qg1 Bf4 39.Qf2 Qf6 40.Be4 Rg3 0–1. mapaj (1630) – fochis (1670), kurnik, 2012.

8.b5 a6 9.a4 (9.Qa4 Bg4=) 9...Be6 (9...ab5 10.ab5 Ra1 11.Ba1 cb5 12.cb5=) 10.d3 (10.Qb3 ab5 11.ab5 Ra1 12.Ba1 Qb6=) 10...ab5 11.ab5 Ra1 12.Ba1 cb5 13.cb5 Qa5 (13...Qb6 14.Nc3=) 14.Nc3 Rc8 (14...Nd5 15.Nd5 Bd5 16.Qb1=) 15.Qe1 (15.Ng5 Nbd7=) 15...Bd7 Attacking the isolated pawn on b5 (15...Qb6 16.Ng5=) 16.Nd2 (16.d4 Bb5 17.Nb5 Qb5 18.de5 de5 19.Ne5 Re8+=) 16...Bb5 (16...d5 17.Nd5 Nd5 18.Bd5 Qb5 19.Bg2=) 17.Nb5 Qb5 18.Nc4 Ne8 19.Qb1 Qb1 20.Rb1 Nd7 (20...Nc6 21.Rb7 Na5 22.Rb4=) 21.Rb7 Nc5 22.Ra7 Bf8 (22...Kf8 23.Bb2+=) 23.Bd5 Ne6 24.Kg2 (24.e3 Rc5 25.Bh1 f6+=) 24...N8c7 25.Bc6 Rb8 (25...Ne8 26.Bf3+=) 26.Bc3 (26.e3 f6+=) 26...Nb5= 27.Bb5 Rb5 28.Ra8 Kg7 29.f4 f6 30.Ra7 Kg8 31.Nd2 Nc5 (31...f5 32.fe5 de5 33.h3=) 32.d4+= Rb7 (32...ed4!? 33.Bd4 f5+=) 33.Rb7+– Nb7 (33...ed4 34.Bd4 Nb7 35.Bf6+–) 34.fe5 fe5 35.de5 de5 36.Be5 Kf7 37.Ne4 (37.e4 Ke6 38.Bc3 Nd6+–) 37...Be7 (37...Ke6 38.Bc3 h6 39.Kf3+–) 38.Kf3 (38.Bc3 Ke6+–) 38...Ke6 (38...Na5 39.g4+–) 39.Bc3 Nd8 (39...h5 40.h3+–) 40.Nf2 h5 (40...Nc6 41.Nd3+–) 41.Nd3 g5 42.g4 (42.e4 Nc6+–) 42...hg4 (42...h4 43.e4+–) 43.Kg4 Nf7 44.Bd2 (44.e4 Nd6 45.Nc5 Kf7+–) 44...Kf6 (44...Bd6 45.h3 Be7 46.e4+–) 45.Bc3 (45.Bc3 Ke6 46.e4+–; better 45.e4+–) 1–0. Gutman,Lev (2480) – Gretarsson,Andri A, Reykjavik, 1984. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0-0 5.Bg2 d6 6.0-0 e5 7.c4 c6)

8.b5 e4!? 9.Nd4 Qb6 10.Nb3!

8.b5 e4!? 9.Nd4 c5 10.Nc2!

8.b5 e4 9.Nd4 d5 10.bc6 (10.Qc2 Re8=) 10...Nc6 11.cd5 Nd4 (11...Qd5 12.Nc6 Qc6 13.d3=) 12.Bd4 Qd5 13.e3 Bg4 14.Qb3 (14.f3 ef3 15.Bf3 Bf3 16.Rf3=) 14...Qh5 (14...Qb3 15.ab3 Rfe8 16.Nc3+=) 15.Nc3 (15.Qb2 Qf5 16.d3 ed3+/–) 15...Bh3 (15...Bf3 16.Qb7 Bg2 17.Kg2=) 16.Bf6 (16.Bh3!? Qh3 17.Bf6 (17.Qb7?? Ng4 18.Qf7 Rf7 19.Rfc1 Qh2 20.Kf1 Qf2) 17...Bf6 18.Qb7+=) 16...Bg2= 17.Bg7 Qf3 The mate threat is Bh1 18.Qd1 Kg7 19.Qf3 Bf3 (19...ef3?! 20.Rfd1=) 20.Nb5 (20.Rfb1 b6+=) 20...Be2 21.Rfb1 Bd3 22.Rb2 Bb5 23.Rb5 b6 24.a4 Rfd8+= 25.Ra2 h5 26.a5 ba5 27.Rba5= a6 28.Kf1 Rd6 29.Ke2 f5 30.h3 Kf6 31.f3 g5 32.fe4+= White fights for the Initiative 32...fe4 33.R2a4 Re6 34.Rd4 Rb8+/– 35.Rdd5 Rb5 36.Rab5 ab5 37.Rb5 Ra6 38.h4+– gh4 39.Rh5 Ra1 40.Rh4 Kf5 41.Rh5 Kf6 42.Rd5 Rh1 43.g4 Rg1 44.Rf5 Ke6 45.Rg5 Kf6 46.Rg8 Rg2 47.Kd1 Kf7 48.Rg5 Kf6 49.Rf5 Ke6 50.Rf4 Kd5 51.Kc2 Ke5 52.Kc3 Rg3 53.Rf5 Kd6 54.Kd4 Rg4 55.Rf6 (55.Rf6 Kd7 56.Rf4+–; 55.Re5 Rh4 56.Re4 Rh2+–) 1–0. Ricardi – Peralta, Mar del Plata, 1997. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 c6 5.c4 0-0 6.Bg2 d6 7.0-0 e5)

8.b5 Be6 9.Qb3=.

8.Qc2 a5 9.b5 a4 (9...e4 10.Ne1=) 10.d3 (10.Na3 e4 11.Ng5 d5=) 10...Nbd7 (10...cb5 11.cb5 Bg4 12.Rc1=) 11.Nfd2 (11.Nc3 a3 12.Bc1 Qc7=) 11...Qb6 (11...cb5 12.cb5 d5 13.Nc3=) 12.Nc3 (12.bc6 bc6 13.Ba3 Qc7+=) 12...a3 (12...cb5 13.Nb5 Nc5 14.Rab1+=) 13.Bc1+= White is in command 13...Nc5 14.Rb1 Qc7 15.bc6 bc6 16.Nb5 cb5 A pinning theme (better 16...Qd7!?+=) 17.Ba8+– Qa5 (17...Bg4 18.Bf3 Bf3 19.ef3+–) 18.Bg2 b4 19.Nb3 Qa4 20.Na1 Qa5 (20...Bg4 21.Re1+–) 21.Bd2 (21.Qd2 e4 22.d4 Na6+–) 21...Na6 22.Qb3 Bg4 23.f3 (23.Rfe1 Re8+–) 23...Be6 24.Bb4 Qb6 (24...Nb4 25.Qb4 Qa7 26.Rf2+–) 25.Kh1 Rb8 (25...Nb4 26.Qb4 Qb4 27.Rb4+–) 26.Bd2 (26.Ba3 Qa5 27.Qb8 Nb8 28.Rb8 Bf8 29.Bd6 Nd7+–) 26...Qc5 (26...Qb3 27.Nb3 (27.ab3?! d5+–) 27...d5 28.Na5+–) 27.Qa4 Ra8 28.Rb5 (28.Nb3 Qc7+–) 28...Qc8 29.Ra5 (29.Ra5 Qb7 30.e4+–) 1–0. Garcia Ilundain,David – Sion Castro,Marceli, Pamplona, 1996. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.0-0 c6)

8.Nc3 e4 9.Nd4 Qe7 10.b5 d5 11.cd5 cd5 12.d3 Rd8 13.e3 Nbd7 14.a4 Ne5 15.de4 Nc4 16.e5 Qe5 17.Bc1 Bg4 18.Qb3 Rac8 19.Re1 Ne4 20.Ne4 de4 21.Bf1 Nb6 22.Bb2 Qh5 23.Rac1 Nd7 24.h3 Bh3 25.Bh3 Qh3 26.Qd5 (26.Rc8 Rc8 27.Qd5 Re8–/+) 26...Nf6 27.Rc8 Rc8 (27...Nd5?? 28.Rd8 Bf8 29.Ba3+–; 27...Qc8?! 28.Qe5–+) 28.Qb7 Rf8 (better 28...Re8 29.Nf3 ef3 30.Qf3 Ng4 31.Bg7 Kg7–+) 29.Re2= (29.Qa7?? Ng4 30.Nf3 ef3 31.Qf7 Kf7 32.Bg7 Qg2) 29...Ng4 (better 29...Re8!? 30.Rd2 Ng4=) 30.Qe4+– Qh2 31.Kf1 Qh5 32.Ke1 Nh2 33.Qg2?? (better 33.Qh4 Qh4 34.gh4+–) 33...Bd4=+ 34.Bd4 Nf3 35.Kd1 Rd8 (35...Qg4 36.b6 Nd4 37.f3 Nf3 38.Kc1 Qa4 39.Kb1 Qb3 40.Rb2 Qd1 41.Ka2 ab6 42.Rb3–+) 36.g4 Qd5 37.Qg3?? (37.Rc2 Qb3 38.Kc1 Nd4 39.ed4 Qa3 40.Rb2 Rc8 41.Qc6 Qa1 42.Kc2 Qa4 43.Kd3 Rc6 44.bc6 Qc6 45.g5–+) 37...Qb3 (better 37...Nd4 38.ed4 Qd4 39.Kc2 Qc4 40.Qc3 Qe2 41.Kb3 Rd3–+) 38.Rc2 Rc8 39.Qf3 (39.Bc3 Rc3 40.Qb8 Kg7–+) 39...Qc2 (39...Qb1 40.Ke2 Rc2 41.Kd3 Rc1 42.Ke2 Qc2) 40.Ke1–+ Qb1 41.Ke2 (41.Qd1 Rc1 42.Qc1 Qc1 43.Ke2 Qc2 44.Kf3 Qa4 45.Kg3–+) 41…Rc2 (41...Rc2 42.Kd3 Rc1 43.Ke2 Qc2) 0–1. Schieferstein,Michael (2105) – Sieg,Karsten (2015), Hessenliga, 2006. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 d6 5.g3 0-0 6.Bg2 e5 7.0-0 c6)

8.Nc3 e4 9.Ne1 d5 10.cd5 cd5 11.d3 Bf5 12.Nc2 ½–½. Mikadze,Zurab (2425) – Hausner,Ivan (2445), Hradec Kralove, 1980. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 d6 5.Bg2 e5 6.0-0 0-0 7.c4 c6)

8.Nc3 Be6 9.d3 Nbd7 10.b5 d5 (10...Bh6 11.Rb1=) 11.Ng5 Qe7 12.Ne6 (12.Qc1 dc4 13.bc6 bc6+/–) 12...Qe6 13.Qb3 Nb6 Black intends e4 (13...d4 14.Na4=) 14.c5 (14.cd5 cd5 15.e4 d4+=) 14...Nbd7= 15.Ba3 e4 16.d4 e3 17.f3 Ne8 (17...Nh5 18.Qa4+=) 18.Rad1 f5 (18...a6 19.b6+/–) 19.f4+/– Nef6 20.Rd3 Rae8 21.Bc1 Ne4 22.Ne4 (worse is 22.Be3 Ndc5 23.dc5 Nc3+=) 22...fe4 23.Rdd1 Qg4 (23...Nf6 24.Be3 Ng4 25.Bc1+/–) 24.Rfe1 h5 25.a4 (25.Qa4!?+/–) 25...h4+= 26.Qe3 Nf6 (26...h3 27.Bf1+=) 27.h3 (27.gh4!? Qh4 28.Qg3+/–) 27...Qg3= 28.Qg3 hg3 29.e3 Nh5 30.Bf1 Bf6 31.Be2 Bh4 32.Kg2 Ng7 33.Bg4 g5 34.bc6 bc6 35.Bd7 gf4 36.ef4 Rb8 37.Bc6 Rfd8 38.Re2 (better is 38.f5!? Rb3 39.Rf1+=) 38...Nf5= 39.a5 (better is 39.Bb5!?=) 39...Rb4–/+ 40.Be3?? (better is 40.Ba3 Rb3 41.Bc1–/+) 40...Rb2!!–+ 41.Rb2 Ne3 42.Kh1 Nd1 (42...Nd1 43.Rb1 Nc3–+) 0–1. Castano,Jhon E (2090) – Munoz Monroy,Cinthya C (1880), Medellin COL, 2014. (=1.Nf3 Nf6 2.c4 d6 3.g3 e5 4.Bg2 g6 5.b4 Bg7 6.Bb2 0-0 7.0-0 c6)

8.Nc3 Be6 9.d3 h6 10.b5 Nbd7 11.Ba3 Qc7 12.bc6 bc6 (worse is 12...Qc6 13.Ne5 Qa6 14.Nd7 Nd7 15.Qb3+/–) 13.Qa4 Rfc8 14.Rfc1 Nc5 (14...Rab8!?+=) 15.Bc5+= dc5 16.Rab1 Rab8 17.Rb8 Rb8 18.Nd2 Attacking the isolated pawn on c6 18...Rb6 19.Rb1 Rb1 20.Ncb1 Bd7 21.Nb3 Qb6 22.Nc3 Qb4 23.Qa5 The isolani on c5 becomes a target 23...Bf8 24.Ne4 The pressure on the isolated pawn grows 24...Ne4 25.Be4 (worse is 25.de4 Be6–/+) 25...Qb6 26.h4 h5 27.Kg2 Bd6 28.Bf3 Qa5 29.Na5 Bc7 30.Nb3 (30.Nc6 Bc6 31.Bc6 f6+/–) 30...Bb6+= 31.e3 ½–½. Spiridonov,Niko1 (2310) – Ljangov,P (2115), 4th Open, Varna BUL, 2010. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0-0 5.Bg2 d6 6.0-0 c6 7.c4 e5)

8.Nc3 Re8 9.d3 d5 10.Nd2 Be6 11.a4 Nbd7 12.a5 a6 13.Qc2 Rc8 14.Na4 h5 (14...Qe7 15.Rab1=) 15.Nb3 Rc7 16.e3 h4 17.Rac1 hg3 18.hg3 dc4 19.dc4 Ng4 20.Nac5 Nc5 21.Nc5 Qg5 22.Ne6 Qh5 23.Rfd1 fe6 24.Bf3 Qh2? (24...Rf7!? 25.Bg4 Qg4+=) 25.Kf1+/- Rf7 26.Bg4 Qh1 27.Ke2 Rf2! 28.Kf2 Rf8 29.Ke2?? (better 29.Bf5 Rf5 30.Qf5 Qh2 31.Kf1 ef5 32.Bc3-+) 29...Qg2 30.Kd3 (30.Ke1 Rf1) 0-1. Makhmutov,R (2405) - Iljiushenok,I (2530), 40th Nezhmetdinov Mem, 2018. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.0-0 c6)

8.Nc3 Re8 9.d3 Nbd7 10.b5 d5 11.Nd2 Nf8 (11...Nc5 12.Nb3 Ne6 13.Ba3=) 12.bc6 (12.Qa4 Bg4 13.h3 cb5+/–) 12...bc6+= 13.cd5 cd5 14.Rb1 Rb8 15.Ba3 Rb1 16.Qb1 Be6 17.Nb3 N8d7 18.Na4 e4 19.d4 Bg4 20.Qb2 Nb6 21.Nb6 Qb6 22.h3 Bd7 23.Bc5 Qa6 24.e3 Bb5 25.Rc1 Bc4 26.Nd2 Nd7 (26...Ba2?? 27.Ra1+–) 27.Qa3 (27.Nc4 Nc5 28.Ne5 Ne6+=) 27...Nc5+= 28.Nc4 dc4 (better is 28...Qa3!? 29.Na3 Nd3+=) 29.Qc5+/– Rc8 30.Qd5 Qa2 31.Be4 Qa4 (better is 31...Qa6!?+/–) 32.Qb7+– Qe8 33.Bd5 Qd8? (better is 33...Rd8 34.Bc4 Rd7+–) 34.Rc4 Rb8 (34...Rc4 35.Qf7 Kh8 36.Bc4+–) 35.Qf7 Kh8 36.Rc7 (36.Rc7 Qf8 37.Ra7 Qf7 38.Bf7+–) 1–0. Knezevic,Ml (2165) – Skoric,B (1945), 21st Belgrade Trophy, Obrenovac SRB, 2008. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 c6 7.0-0 e5)

8.Nc3 Bf5 +=.

8.Nc3 h6 9.Rc1 Be6 10.d3 Nh5 (10...Nbd7 11.b5=) 11.Ne4 f5 12.Nc3 f4 13.Ne4 Qe7 (13...fg3 14.fg3 (worse is 14.Ng3 Nf4–/+) 14...Nf6 15.Nf6 Rf6 16.a3=) 14.c5 d5 (14...fg3 A) worse is 15.Nd6 gh2 16.Kh2 Nf4+= (16...Ba2?! 17.Ra1 Bd5 18.e4+=); B) 15.fg3?! dc5 16.Qc2 B1) 16...Ba2 17.Be5 (17.Qc5?! Qe6=; worse is 17.bc5 Bd5=) 17...Be5 18.Qa2 c4 19.Ne5 Qe5 20.Qc4 Qd5 21.Nf6 Nf6 22.Bd5 cd5 23.Qh4+–; B2) 16...cb4+=; C) 15.hg3 d5 16.Nd6=) 15.Nd6+= Bg4 Black prepares e4 16.Qa4 e4 17.de4?? (17.Bg7 Kg7 18.de4 de4+=) 17...de4?? (better is 17...Bb2 18.Rcd1 de4 19.Qb3 Kh7 20.Qb2 ef3 21.ef3 Be6–/+) 18.Bg7 Kg7 19.Nh4 g5 20.h3 gh4?? 21.hg4+– hg3 22.gh5 f3 23.ef3 ef3 24.Qc2 fg2 25.Kg2 Qg5 26.Qc3 Kg8 27.Qc4 Qd5 28.Qd5 cd5 29.f4 Nc6 30.b5 Nd4 31.f5 a6 32.ba6 Ra6+/– 33.Rcd1 Nc2 34.Rd3 Ra2 35.Kg3 Rb2 36.f6 Nb4 37.Rdf3 d4 38.f7 Kh7 39.Ne8 d3?? 40.Nc7 Re2+/– 41.Rf6 d2 42.Ne6 Re6 43.Re6 Nd3 44.Rd6 Nc5 45.Kh4 Ne4 46.Rd7 b5 47.Re7?? Nc3 48.Re8? Kg7–+ 49.Re5 Rf7 50.Rf7 Kf7 (50...Kf7 51.Re3 d1Q 52.Rf3 Ke6 (52...Qf3?!) 53.Re3 Ne4 54.Re4 Kf5–+) 0–1. gbsr (2240) – stobin (2610), net–chess.com, 2003. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0-0 5.Bg2 d6 6.0-0 e5 7.c4 c6)

8.d3 Nbd7 9.Qc2 Re8 10.Nc3 a6 11.e4 Nf8 12.c5 Bg4 13.Na4 N6d7 14.Nd2 dc5 15.bc5 Be6 16.Bc3 h5 17.Rab1 Ra7 18.Rb4 a5 19.Rbb1 Qe7 20.Ba1 Nb8 21.f4 Na6 22.f5 Nb4 23.Rb4 ab4 24.fe6 Ne6 25.Bb2 Rea8 26.Nb6 Ra2 27.Nb3 Rd8 28.Kh1 h4 29.Bh3 hg3 30.hg3 Qg5 31.Qf2 Rd3 32.Qf7 Kh7 33.Be6 Qh5 34.Kg2 Rb2 35.Rf2 Rd1 36.Bh3 Rbb1 37.Qf3 Rg1 38.Kh2 Rh1 39.Qh1 Rh1 40.Kh1 Qd1 41.Bf1 Qb3 42.Rh2 Bh6 0–1. A D Martin – Cladouras, Gausdal 1991.

8.d3 Nbd7 9.Nbd2 Re8 10.Qc2 d5 11.e3 b6 12.Nb3 a5 13.ba5 ba5 14.a4 Bf8 15.Bc3 Bb4 16.Bb4 ab4 17.Rfc1 e4 18.Nfd2 ed3 19.Qd3 Ne5 20.Qd4 Ba6 21.Nc5 Nc4 22.Na6 Nd2 23.Qd2 Ra6 24.Qb4 Qd7 25.Bf1 Ra7 26.Qc3! Qe7 27.Qc6 Rea8 28.Bb5 Kg7 29.Ra2 Qe4 30.Rd2 Qe7 31.Qc3 Kg8 32.Qd4 Rd8 33.Rdc2 Kg7 34.Rc6 Rb7 35.R1c5 Rd6 36.Rd6 Qd6 37.e4 1–0. P Mueller – Seifert, corr SOK–91–69.

8.d3 Re8 9.Qc2!? Nh5 10.e4 a5 11.b5 c5 12.Nc3 Nd7 13.Nd5 Ndf6 14.Ne3 Bh6 15.Bc1! Ng7 16.Nd5 Bc1 17.Qc1 Nd5 18.cd5 Bg4! 19.Qh6 f6 20.a4! Rf8? 21.Nd2! Be2 22.Rfc1 Bd3 23.Qe3 c4 24.Nc4 Bc4 25.Rc4 f5 26.Rac1 f4 27.gf4 ef4 28.Qd4 Qg5 29.Kh1 f3 30.Bh3 Rae8 31.Rc7 Re5 32.Rg1! Qh4 33.Bg4 h5 34.Be6! Kh7 35.Rb7 Qf6 36.Qe3 Qf4 37.Qa7 Qf6 38.Bf5! Rf5 39.ef5 g5 40.Rg7 Qg7 41.Qa5 Rf5 42.Qb4! Qe5 43.Qb1! Kh6 44.Re1 Qd5 45.b6 Rf7 46.a5! Qa5 47.Re6 Kg7 48.Qg6 Kf8 49.Qh6 Rg7 50.Qh8 1–0. Keller – Sofrevski, 1972.

8.d3 Re8 9.e4.

8.d4 e4= 9.Ng5 e3 10.f4 (10.fe3? Ng4 11.Nf3 Ne3–+) 10...d5 (10...h6 11.Nf3=) 11.Na3 (11.cd5 cd5 12.Nc3 Nc6=) 11...Re8 12.Rc1 Bf5 13.Rc3 (13.Qb3 h6 14.Nf3 Ne4=) 13...h6 (13...Nbd7 14.cd5 Nd5 15.Bd5 cd5 16.Qb3+=) 14.Nf3 dc4 (14...Na6 15.Qb3+=) 15.Nc4+= Nd5 16.Rb3 Nd7 (16...Na6!? 17.a3 Nac7+=) 17.Nd6+/– Re7 (better is 17...N7f6!? 18.Ne8 Qe8+/–) 18.Nf5+– (18.Nb7?! Qc7 19.Nc5 a5+=) 18...gf5 19.Nh4 Re6 20.Nf5 (20.b5 N7b6 21.Qd3 a5 22.bc6 bc6+–) 20...Qf6 (20...N7b6 21.Qd3+–) 21.Bd5 (21.Qd3!? a6+–) 21...cd5 22.Ne3 Nb6 23.Ng4 (23.Qd3 Rc8+–) 23...Qe7? (23...Qf5!? 24.e3 f6+/–) 24.e3 (24.f5!? Re4 25.f6 Qe6+–) 24...Nc4 25.f5 Nb2? 26.Rb2 Re3 27.f6 Bf6 28.Nf6 (28.Nf6 Kh8 29.Qb1+–) 1–0. Malfait,Emmanuel (1990) – Souiller,Frank (1930), Geneve SUI, Bois–Gentil Open, 2014. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.0-0 c6)

8.e3 Na6 9.b5 cb5 10.cb5=.

8.e3 Qb6 9.Qb3 (9.d4 A) worse 9...Qb4 10.Ba3 Qc4 11.Bd6+= (11.de5?! Ne8=); B) 9...e4 10.Nfd2 d5= (worse 10...Qb4 11.Ba3 Qa5 12.Bd6+–)) 9...e4 (9...Na6 10.a3=) 10.Ng5 d5 (better 10...Na6 11.Ne4 Ne4 12.Bg7 Kg7 13.Be4 Qb4 14.Qb4 Nb4=) 11.Nc3 (11.cd5 cd5 12.Bd4=) 11...h6=+ 12.Nh3 (12.c5 Qc7 13.Nh3 g5–/+) 12...dc4–/+ 13.Qc4 Be6 14.Qc5 (14.Qd4 Nbd7 15.Na4 Qd4 16.Bd4 g5–/+) 14...Nbd7 (14...Qc5 15.bc5 g5 16.Ne2–/+) 15.Qb6 Nb6 16.Nf4 Bc4 17.Rfe1 (17.Ne4 Ne4 18.Bg7 Bf1 19.Be4 Kg7 20.Kf1 a5 21.ba5 Ra5–/+) 17...Rad8 (17...g5 18.Nfe2 Bd3 19.Nc1–/+) 18.Rad1 (18.Ne4 Ne4 19.Bg7 Kg7 20.Be4 Rd2–/+) 18...g5 (18...Rfe8 19.Ba1–/+) 19.Nfe2 Rfe8 20.Nd4 Bd3 21.Ba1 Bf8 (21...Nc4–/+) 22.Nce2 (22.b5!? c5 23.Nb3–/+) 22...Nfd5–/+ 23.Bc3 (23.a3 Nc4 24.Nc1 Na3 25.Nd3 ed3–+) 23...Nb4 (23...Bb4 24.Bb4 Nb4 25.Nc3–+) 24.Ra1 (24.Nc1 Bc4–+) 24...N4d5 25.f3 (25.Ba5 c5 26.Nb3 Nf6–+) 25...c5 (25...ef3 26.Bf3 Nc4 27.Bd5 Rd5 28.Nc1–+) 26.Nb3 Be2 (26...f5 27.fe4 fe4 28.Ba5–+) 27.Re2 Nc3 28.dc3 Rd3 29.fe4 Rc3 (29...Nc4 30.Kf2–+) 30.Rc1 (30.Na5!?–/+) 30...Rc1–+ 31.Nc1 c4 (31...Nc4 32.Nb3–+) 32.Rc2 Bg7 33.Ne2 Rd8 34.Bh3 (34.Kf2 Be5–+) 34...Be5 (better 34...Rd3!? 35.e5–+) 35.Kf2 Rd3 Black prepares c3 (35...Kg7 36.Ng1–+) 36.Bf1 Rd7 (36...Ra3 37.Ng1–+) 37.h3 (37.Nd4 Rc7–/+) 37...a6 (37...Rd1 38.Nd4 Bg3 39.Kg2–+) 38.Ng1 (38.Nd4 Rc7–+ (38...Bd4?! 39.ed4 Rd4 40.Ke3–/+)) 38...c3 39.Nf3 Bg7 40.Ke2 (40.h4 g4 41.Nd4 Na4–+) 40...Na4 41.Ke1 (41.e5 b5–+) 41...b5 42.Be2 (42.Rc1 Re7 43.Bd3 Nc5–+) 42...Nc5 (42...Re7 43.Kf2–+) 43.e5 b4 44.Bc4 a5 45.Ke2 (45.g4 Re7–+) 45...a4 (45...Re7!? 46.e6 Ne6 47.Be6 fe6 48.Rc1–+) 46.Rc1 Rc7 (46...Kf8 47.g4–+) 47.Bb5 (47.g4 Kf8–+) 47...Rb7 (better 47...Re7!? 48.Nd4–+) 48.Bc4 Nd7 (48...Re7 49.Nd4 Rc7 50.Kd1–+) 49.Bd5 (49.e6 Nb6 50.ef7 Kf8–+) 49...Rc7 50.e6 (50.Kd3 Be5 51.Ne5 Ne5 52.Kc2 Rc5–+) 50...fe6 51.Be6 Kf8 52.Nd4 (52.h4 Ke7 53.Bf5 b3 54.ab3 ab3 55.hg5 b2–+) 52...Bd4 53.ed4 Nf6?? (better 53...Ke7 54.Bf5 b3 55.ab3 ab3–+) 54.Kd3–/+ Ke7 55.Bf5? (better 55.Bc4–/+) 55...Nd5–+ 56.Re1 Kf6 57.g4 (57.Be4 c2 58.Kd2–+) 57...b3 58.ab3 ab3 59.Re6 (59.Rf1 Nf4 60.Ke3 b2–+) 59...Kf7 60.Re1 (60.Rh6 b2 61.Ke2–+) 60...Nf4 61.Ke3 Ng2 (61...Ng2 62.Kf3 Ne1 63.Kf2 c2 64.Bg6 Kg6 65.Ke1 c1Q 66.Ke2 Qc2 67.Ke1 b2 68.d5 b1Q) 0–1. Zeliantsova,Kseniya (1905) – Malatsilava,Volha (1995), ch–BLR u20 Women, 2017. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 d6 5.g3 e5 6.Bg2 c6 7.0-0 0-0)

8.e3 Be6 9.d3 Nh5 (9...Qb6 10.a3=) 10.Nbd2 f5 11.Rb1 Nd7 12.Nb3 h6 13.Nh4 Kh7 14.Qe2 Bf7 15.a4 (15.Na5 Qc7+=) 15...f4 (15...Bf6 16.Na5 Qc7 17.Rfd1+=) 16.Be4 (16.b5!?+/–) 16...d5= 17.Bf3 fg3 18.hg3 Nhf6 19.Bg2 (19.Na5 Qc7 20.e4 de4 21.Be4 Ne4 22.Qe4 Rae8=) 19...dc4= 20.dc4 Qe7 21.Bc3 Rfd8 (21...Nb6 22.Na5=) 22.Nf3 Attacks the isolani on e5 (22.Na5 Nb6 23.Qc2 e4+=) 22...Ne8 (22...Ne4!? 23.Ba1 Qb4=) 23.Nfd2+= Nb6 (better is 23...Nd6 24.Rfd1 Nf5+=) 24.Nc5 (better is 24.Ra1+/–) 24...Nd6+= Pawn c4, live or die! 25.Rfd1 Ndc4 26.Nc4 (26.Nde4 Na3 27.Ra1 Nbc4=) 26...Nc4 27.Nb3 (27.Ne4!?+=) 27...Rd1–/+ 28.Rd1 Rd8 (28...Ne3 29.Qe3 Bb3 30.Ra1–/+) 29.Nd2 (29.Nc5 Rd1 30.Qd1 a5–/+) 29...Nd2 (29...Nb6!? 30.Ra1 Nd5 31.Bd5 cd5–+ (31...Rd5?! 32.e4 Rd7 33.Nf3–/+)) 30.Rd2–/+ Bb3 31.a5 Rd6 32.Rd6 Qd6 33.Qd2 (33.b5 Bd5 34.Qd2 Qc5–/+) 33...Qd2 34.Bd2 Bd5 35.Bh3 Kg8 (35...e4!? 36.Bc8 b5 37.ab6 ab6 38.Bd7–+) 36.Bc8–/+ b6 37.ab6 ab6 38.Bb7 b5 39.Bc3 g5 40.Kf1 e4 41.Bg7 Kg7 42.Ke2? (better is 42.Bc8–+) 42...Kf6 43.Kd2 (43.Bc8 Bc4 44.Kd2 Be6–+) 43...Ke5 44.Bc8 h5 (better is 44...Be6 45.Ba6 h5–+) 45.Kc3?? (45.Bd7 h4 46.Ke1 Kd6–+) 45...h4 (better is 45...Be6 46.Kd2 Bc8–+) 46.Bh3 Be6 47.g4 Kd5 48.Kb3 c5 49.Kc3 Kc6 50.Bg2 Bd5 51.Bh1 (51.Bf1–+) 51...h3 0–1. Las Heras Aixandri,Guillem (1645) – Jareno Badenas,Aleix (2060), Barbera del Valles ESP, 2014. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 d6 5.c4 e5 6.Bg2 0-0 7.0-0 c6)

8.e3 Be6 9.Qe2 Nbd7 10.d4 ed4 11.Nd4 d5 12.c5 Bf5 13.Nf5 gf5 14.Nc3 Ne4 15.Qc2 Qf6 16.Na4 Qg6 17.Bg7 Qg7 18.Rac1 Rfe8 19.Nb2 Re5 20.Nd3 Re7 21.Nf4 h6 22.Nh5 Qg5 23.Bf3 Ndf6 24.Nf6 Qf6 25.Qd3 Kh7 26.a4 a6 27.b5 Ng5 28.Bg2 Ne4 29.b6 Qb2 30.Qc2 Qb4 31.Rb1 Qc5 32.Qc5 Nc5 33.a5 Ne4 34.f3 Nd2 35.Kf2 Nf1 36.Rf1 Rae8 37.Re1 d4 38.e4 fe4 39.fe4 Re6 40.Rd1 Re5 41.Rd4 Ra5 42.Rd7 Ra2 43.Kf3 c5 44.Rf7 Kg8 45.Rb7 c4 46.Ra7 c3 47.b7 c2 48.Ra8 c1Q 49.Re8 Kf7 50.b8Q Ra3 51.Kg4 Qd1 52.Kh4 Qd7 53.Rf8 Ke6 54.Qb6 Qd6 55.Re8 Kd7 56.Qd8 Kc6 0–1. kannisogoet – pawerulerule, kurnik, 2012.

8.e3 Be6 9.Qe2 Ne8 10.d4 e4 11.Nfd2 f5 12.Nc3 d5 13.cd5 Bd5 14.Nd5 Qd5 15.Qc4 Qc4 16.Nc4 Nf6 17.Nd6 b6 18.b5 cb5 19.Nb5 Nd5 20.Rfc1 Na6 21.Bf1 Nab4 22.a4 Rac8 23.Rc8 Rc8 24.Na7 Rc2 25.Ba3 Nd3 26.Bd3 ed3 27.Rd1 d2 28.Kg2 Nc3 29.Ra1 d1Q 30.Rd1 Nd1 31.Bd6 Nc3 32.Nc8 Na4 33.Bb4 Rc8 0–1. kannisogoet – dreddvedder, kurnik, 2012.

8.e3 h6 9.d4= e4 (9...Be6 10.de5 Ng4 11.Qb3 Ne5 12.Nbd2 Qe7 13.Nd4 a5 14.Ne6 fe6 15.f4 Ned7 16.Bg7+=) 10.Nfd2 Re8 (10...d5 11.Nc3 (11.f3= ef3 12.Qf3 Bg4 13.Qf4 Be2 14.Rc1 dc4 15.Qf2 Bd3 16.Nc4=) 11...Bg4 12.Qb3 Re8 13.cd5 cd5 14.f3 ef3 15.Nf3 Nc6 16.Ne5=) 11.Nc3 d5 (11...Bg4 12.f3 ef3 13.Bf3 Qd7 14.e4 Bh3 15.Re1 Nh7 16.Nb3=) 12.cd5 cd5 (12...Bg4 13.dc6 Bd1 14.cb7 Nc6 15.ba8R Qa8 16.Rad1+/–) 13.Qb3 (13.f3 ef3 14.Qf3 Be6+= 15.Rac1 Qe7 16.a3+=) 13...Be6 (13...Nc6 14.Rae1 a5 15.b5 Nb4 16.Re2+=) 14.Rfc1 (14.Rac1 Nc6 15.b5 Ne7 16.f3=) 14...Qd7 (14...Nbd7 15.Nb5 Re7 16.Nc7=) 15.Qa4 (15.Rc2 Nc6 16.b5=) 15...Nc6 (15...a6 16.Qd7=) 16.Nb3 Bf8 17.Ba3 (17.Nc5 Bc5 18.dc5 Ne5=) 17...Bh3 (17...Nb4 18.Qd7 Bd7 19.Bb4 Bb4 20.a3–/+) 18.Bh1 (18.b5 Bg2 19.Kg2= (19.bc6 Qh3 20.f3 ef3 21.Nd5 f2 22.Kf2 Bd5–+)) 18...Nh7?? (better is 18...Nb4 19.Qd7 Bd7 (worse is 19...Nd7 20.Bb4 Bb4 21.Nd5+/–) 20.Bb4 Bb4–/+) 19.b5+= Nd8 20.Bf8 Rf8 21.Nc5 Qf5 22.Qb3 Nf6 23.a3 Ne6 24.Ra2 Ng5= 25.Qd1 Nf3?? 26.Bf3+/– ef3 27.Nd3 g5 28.Ne5 Bg2 29.Nb1 Rfe8 30.Nd2 Re5 31.de5+– Ng4 32.Rac2 Nh2+= 33.e6 Qh3 34.ef7 Kf7?? 35.Rc7+– Ke6 36.Qc2 Rf8 37.Qg6 Rf6 38.Qe8 Kf5 39.e4 Kg4 40.Qd7 Kh5 41.Qh3 Bh3 42.Kh2 Bg2 43.ed5 g4 44.Re7 Rf5 1–0. De Wit,T – Schouwerwou,X, 10th AKN Weekender, Haarlem NED, 2001. (=1.Nf3 Nf6 2.c4 d6 3.b4 g6 4.Bb2 Bg7 5.g3 c6 6.Bg2 e5 7.0-0 0-0)

8.a3 Ne8 9.e3 e4 10.Nd4.

8.a3 Ne8 9.e3 (9.b5 Nd4=) 9...Be6 10.Qc2 Qc8 (10...Qf6 11.d4 Bf5 12.Qe2+=) 11.d4 Bf5 12.e4 Bg4 13.d5 Bf3 14.dc6 (14.Bf3!? Ne7 15.Nd2+=) 14...Bg2= 15.cb7 Qb7 16.Kg2 f5 17.Nc3 Nf6 18.f3 fe4 19.fe4 Qc6 20.Qe2 Qd7 21.Bc1 Nh5 (21...Rf7 22.Be3=) 22.Bd2 h6 (22...Nf6 23.Be3+=) 23.Rf8 (23.Qd3 Kh7+=) 23...Rf8 (worse 23...Bf8 24.Be3+–) 24.Rf1 Nf6 25.h3 c6 26.Be3 Kh7 27.Rd1 Qc7 28.Qd3 Qf7 29.Rf1 (29.Qd6? Nd5 30.cd5 Qf3 31.Kh2 Qe3–+) 29...Qe6 30.b5 c5 31.a4 h5 (31...Rf7 32.a5+=) 32.Bg5+– Nd7 (32...Bh6 33.Bf6 Rf6 34.Qd5+–) 33.Nd5 Rf1 34.Qf1 (34.Kf1?! Qh3 35.Kg1 Bf8=) 34...Nb6 35.Nb6 ab6 36.a5 (better 36.Bd8!? Qd7 37.Bb6+–) 36...ba5= 37.b6 Qd7 (better 37...Qc8 38.Qb1 a4+=) 38.Qb1+– Qb7 39.Be7! a4 (39...Qe7 40.b7 Passed pawn) 40.Bd6 a3 (40...g5 41.Bc5 g4 42.hg4 hg4 43.Ba3+–) 41.Bc5 a2 42.Qa2 Qe4 43.Kh2 h4 44.Bf2 1–0. Santasiere,Anthony – Green, USA, 1937. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.0-0 Nc6)

8.a3 Bg4 9.b5 Ne7=.

8.a3 Bg4 9.d3 Qd7 10.Nc3 Bh3 11.Rc1 (11.b5 Ne7=) 11...Bg2 12.Kg2 Nh5 13.Qc2 (13.b5 Ne7=) 13...f5 14.Nd5 f4 (14...Nf6 15.Nd2=) 15.b5 (15.Qb3 Rae8=) 15...Ne7 (15...Nd4 16.Bd4 ed4 17.Qa4=) 16.Nc3 (16.Ne7 Qe7 17.c5 Qe6=) 16...Bh6 (16...fg3 17.hg3 a6 18.Qb3=) 17.Rcd1 (17.Rb1 g5=) 17...g5 18.d4 (18.Ne4 g4 19.Nfd2 a6=) 18...g4=+ 19.Ne1 ed4 20.Rd4 Nf5 21.Re4 Rae8 22.Nd5 Re4 23.Qe4 Re8 24.Qd3 c6 25.Nb4 Rf8 26.Kh1 fg3–/+ 27.hg3?? Nfg3!–+ 28.Kg2 Nf1 29.Kf1 g3 30.Nf3 Qh3 31.Ke1 Qh1 (31...Qh1 32.Ng1 Qg1#) 0–1. snowshinethedog – Kapote, ChessWorld.net, 2005.

8.a3 Bg4 9.h3 Bf5 10.d3 Ne7 11.e4 Be6 12.Nbd2 a6 13.Ng5 Bd7 14.g4 (14.d4 ed4 15.Bd4 Nc6=) 14...h6 15.Ngf3 Re8 16.g5 Nh7 (16...hg5!? 17.Ng5 Nh5=+) 17.gh6= Bh6 18.Qe2 (18.d4!? ed4 19.Nd4=) 18...Qc8=+ 19.Nh2 1–0. KMiroslav – sturgav, ChessWorld.net, 2013. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0-0 5.Bg2 d6 6.0-0 e5 7.c4 Nc6)

8.a3 Nh5 9.b5 (9.d4 e4 10.Nfd2 f5+=) 9...Ne7= 10.e4 (10.d4 e4 11.Nfd2 d5=) 10...f5 11.Nc3 (11.ef5 Bf5 12.d4 e4=) 11...Nf6 (11...fe4 12.Ne4 a6 13.ba6 Ra6 14.d4=) 12.d3 (12.ef5 Bf5 13.d4 e4=) 12...fe4 13.Ne4 (13.de4 Be6 14.c5 Ne8=) 13...Ne4 (13...a6 14.Qb3=) 14.de4 Bg4 (14...a6 15.Qb3=) 15.h3 Be6 16.Qc2 Bh3 17.Bh3 Rf3 18.Kg2 Qf8 19.c5 Kh8 20.Rad1 Ng8 21.Bg4 Rf7 22.c6 b6 23.Bc1 Nf6 24.Be6 Re7 25.Bh3 Rd8 26.Rh1= Qf7 27.Rh2 Rf8 28.Rdh1 Ne4!–/+ 29.Bf5?? Qf5–+ 30.Rh7 Kg8 31.Qc4 Ref7 32.f4 Nc5 33.Bb2 Qd3 34.Qd3 Nd3 (34...Nd3 35.Bc3 g5 36.Rg7 Rg7–+). ncc_1701 – Letsplay!, ChessWorld.net, 2005.

8.a3 h6 9.d3 Be6 10.e4 Qd7 11.Nc3 Bg4 12.Nd5 Nh7 (12...Nd5 13.cd5 Nd4 14.Bd4 ed4 15.Qc2=) 13.Ne3 Bf3 14.Bf3 a5 15.Qb3 Ng5 16.Bg2 Ne6 17.Nd5 Ncd4 18.Qd1 ab4 19.ab4 Ra1 20.Qa1 c6 21.Ne3 f5 22.ef5 gf5 23.Qd1 f4 24.Nc2 Nc2 25.Qc2 Qf7 26.h4 Qg6 27.Kh2 Nd4 28.Bd4 ed4 29.Qe2 (29.Be4 Qf7 30.Rg1 fg3 31.fg3 Be5=) 29...Be5=+ 30.Qe4 fg3 31.Kg1 gf2 32.Rf2 Qg3 33.Rf8 Kf8 34.Qf3 Qf3 35.Bf3 Ke7 36.b5 Kd7 37.bc6 bc6 38.Kg2 ½-½. Arifars17 (2460) - MN_taofik_ar (2290), TONDO SAMIADI ONLINECHESS, lichess.org, 2020. (=1.Nf3 Nf6 2.c4 d6 3.b4 g6 4.Bb2 Bg7 5.g3 0-0 6.Bg2 e5 7.0-0 Nc6)

8.Qb3 Rb8 9.d3 Bg4 10.Nbd2 Qd7 11.Rfe1 Nh5 (11...b5 12.a3=) 12.a3 Kh8 13.e3 Bh3 14.Bh1 Qg4 15.Nh4 f5 16.Qd1 (16.b5 Nd8+–) 16...Qg5 (16...Qd1 17.Rad1 Bf6 18.Nhf3=) 17.Ndf3 Qe7 18.Bg2 Bg2 19.Ng2 Qd7 20.Nd2 Rf7 21.f4 Re8 22.Nf3 Rfe7 23.b5 Nd8 24.Qc2 Nf6 (24...Nf7 25.Bc3=) 25.fe5= de5 26.Rad1 c6 27.a4 c5 28.d4 ed4 29.ed4 Re1 30.Nfe1 cd4 31.Bd4 Qc7 32.Nf3 (32.Qb2!? Nh5 33.Bg7 Ng7 34.Qb4=) 32...Ne6=+ 33.Bb2 Rc8 34.Re1 Qc5 35.Kh1 Ne4 36.Bg7 Kg7 37.Qb2 Kg8 38.Ne3 Rd8 39.Nd5 (39.a5!?=+) 39...Nf2–+ (39...Qc4?! 40.Ne7 Kf8 41.Nf5 gf5 42.Qh8 Ke7 43.Qh7 Kd6 44.Qb7 Nf2 45.Kg1=+) 40.Kg2 Nd3 41.Qe2 Ne1 42.Qe1 Nc7 (42...Qd6 43.Nf6 Kf7 44.Nd5–+) 43.Ng5? (43.Nf6 Kf7 44.Nh7 Kg7–/+) 43...Rd5 (43...Nd5?! 44.Qe6 Kh8 45.Qe5 Kg8 46.Qe6 Kh8 47.Qe5 Kg8 48.Qe6=) 44.cd5 Qd5 (44...Nd5?? 45.Qe6 Kh8 46.Qe8 Kg7 47.Qf7 Kh6 48.Qh7 Kg5 49.Qh4) 45.Kh3?? (better 45.Kf2 h6 46.Qc3–/+) 45...h6–+ 46.Qe7 (46.Nh7 Qf7–+ (46...Kh7?! 47.Qe7 Kg8 48.Qc7–/+)) 46...hg5 47.Qc7 (47.Qg5 Kf7 48.Qe3 Ne6–+) 47...g4 48.Kh4 Qf7 (better 48...Qd2 49.Qf4 Qf4 50.gf4 Kf7–+) 49.Qd8 (49.Qd6 b6–/+) 49...Qf8 50.Qd5 Kg7 51.Kg5 (51.Qb7?? Kh6 52.Qh7 Kh7 53.Kg5 Qe7 54.Kf4 Kh6 55.b6 Qe4) 51...Qf6 52.Kf4 g5 53.Ke3 f4 (better 53...Qf7!? 54.Qd6 Kh7–/+) 54.Kd3 f3?? (better 54...Qg6 55.Kd2 b6 56.gf4 gf4 57.Qd4 Qf6 58.Qd7 Kf8 59.Qg4 Qd4 60.Ke1 Qe3 61.Qe2 Qg1 62.Kd2 Qd4 63.Ke1 Kg7=+) 55.Qd7?? (better 55.Qb7 Kf8 56.Qb8 (56.Qa7?? f2 57.Qc5 Kg7 58.Qc7 Kg6–+) 56...Ke7 57.Qa7 Ke8 58.Qe3 Kf7 59.Qa7 Ke8 60.Qa8 Ke7 61.Qb7 Kd8 62.Qc6 Qf5 63.Kd2=) 55...Kg6–+ 56.Qe8 Kh6 57.Qe1 f2 58.Qf1 Qf3 59.Kd2 b6 60.h3 (60.Kc2 Qe3 61.Kd1–+) 60...Kh5 61.hg4 (61.Kc1 Qg3 62.hg4 Kg4 63.Kb2 Qe5 64.Kb3 Qd5 65.Kb2 Qd2 66.Kb3 Qe3 67.Kc2 Qe4 68.Kb2–+) 61…Kg4 (61...Kg4 62.a5 Kg3 63.ab6 ab6–+) 0–1. Andersen,Richard – Christiansen,Arne, Randers, 1979. (=1.c4 Nf6 2.Nf3 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.0-0 Nc6)

8.b5 Nb8 idea Nd7–c5.

9.Qb3 h6 10.d4 ed4 11.Nd4 c6 12.Nd2 Kh7 13.e4 Be6 14.f4 Qb6 15.Kh1 Ne4 16.Ne4 (worse is 16.Ne6 Nd2 17.Nf8 Rf8+=) 16...Bd4 17.Rfd1 (17.Nd6 c5 18.Rad1 Rab8+=) 17...Bb2 (better is 17...Bc4!? 18.Qc2 Bb2 19.Qb2 Ng8 20.Nd6 Be6=) 18.Qb2+/– Ng8 (18...Bc4?? 19.Nf6 Kh8 20.Nd5 Kh7 21.Nb6 (21.Ne7?! Rae8 22.Re1 d5+–) 21...ab6 22.Rd6+–) 19.Nd6 Qc7 20.c5 Rab8 21.Qc2 (21.Rd3 Ne7+/–) 21...Ne7 22.Re1 Nf5 23.Ne4 h5 (23...Rfd8 24.Qc3 Ng7 25.Nf6 Kh8 26.Be4+/–) 24.Qc3 (24.Ng5 Kg8 25.Ne6 fe6 26.Re6 Qf7+–) 24...Rbd8 (better is 24...Kh6!?+/–) 25.Nf6+– Kh6 26.g4 hg4 (26...Qf4 27.gf5 Bf5 28.Rad1+–) 27.Ng4 (27.Ng4 Kh7 28.Nf6 Kh6 29.Qh3 Kg7 30.Re6+–) 1–0. Jiretorn,Ingvar – Gustavsson,Sture, Lidkoeping op SWE, 1994. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 d6 5.g3 0-0 6.Bg2 e5 7.0-0 Nc6)

9.Nc3 Be6 A) 10.d3 Bh6 (10...h6 11.Qc2 Rb8 12.e4 Qd7 13.Nd5 Rbc8 14.d4 ed4 15.Bd4 Nfd5; 10...c6 11.c5 b6 12.cd6 Qd6 13.Ne4 Ne4 14.de4 Qc7 15.Ng5 Bg4) 11.Qc2 Rb8 12.Ne4 Ne4 13.de4 Qd7 14.b5 f6 15.a4 Rbc8; B) 10.Qb3 c6 11.Ng5 Bg4 12.e3 Qc7 13.Rfe1 Rfd8 14.b5 h6 15.Nge4 Ne4.

9.Nc3 Bg4 A) 10.h3 Bd7 (10...Be6 11.Qb3 Nc6 12.Ng5 Bf5 13.e3 a6 14.h4 Qd7 15.Rfe1 Rfe8) 11.d4 ed4 12.Nd4 Nc6 13.b5 Nd4 14.Qd4 Re8 15.Nd5 Nh5; B) 10.d4 ed4 11.Nd4 Rb8 12.Qd2 Re8 13.Rfe1 Qd7 14.f3 Be6 15.Qd3 Nc6.

9.d3 Rb8 10.c5 h6 11.Nbd2 Be6 12.Qc2 Qd7 13.Rfd1 Nh5 14.d4 Qb5 15.a4+/– Qd7 16.de5 d5 17.e4 c6 18.Nc4! f5 19.ef6! Nf6 20.Nfe5 Qc7 21.Nd6 Ne4 22.Be4 de4 23.Qe4 Bd5 24.Qg4 Kh7 25.Bd4 Be5 26.Be5 Bf3 27.Qe6 Bd1 28.Nf7 (28.Nf7 Bg4 29.Qf6 (29.Bc7? Be6 30.Bb8 Rb8–+; 29.Qg4?! Qc8 30.Qf4 Ng8+–) 29...Qe5 30.Qe5+–; 28.Rd1?! Rbd8=) 1–0. Galyga,Zbigniew (2185) – Mandla,Maciej (1705), 68 M.Woj.Sl. Mezczyzn i Kobiet Poland, 2009.

9.d3 h6 10.Nc3 Ne8 11.Ne4 (11.d4 Bf5+=) 11...f5= 12.Nc3 g5 13.Nd5 (13.Nd2 c6=) 13...Ng6 14.Rc1 c6 15.Nc3 f4 16.Rc2 g4 17.Nd2 h5 (17...Be6 18.Nde4=) 18.Nce4 (18.b5 Bd7+=) 18...Be6 19.Bh1 d5 20.cd5 cd5 21.Nc5 Bc8 22.d4 e4 23.Qe1 f3 24.ef3 gf3 25.Qe3 b6 26.Ncb3 Bh3 27.Rfc1 Kh7 28.Rc6 Bh6–+ 29.Qc3 Qg5 30.Rc2 h4 31.Nf1 hg3 32.hg3 Nf6 33.Ne3 Nh5 34.Nd5? Ng3–+ 35.fg3 Qg3 36.Bg2 Bg2 37.Rg2 Qg2# 0–1. ursus11 – solaris8, kurnik, 2012.

9.a4 Re8 10.Nc3=.

9.a4 Bg4 10.h3 (10.Nc3 Re8=) 10...Bf5 (10...Be6 11.d4=) 11.g4 (11.d4 ed4 12.Nd4 Be4=) 11...Be4 (11...Be6 12.d3=) 12.Nc3+= Bf3 13.Bf3 h5 (13...c6!?+=) 14.Bb7+/– hg4 (14...Rb8!? 15.Bf3 Qd7+/–) 15.Ba8+– Qa8 16.hg4 Ng4 17.e3 (17.e4 f5+–) 17...f5 (17...Qc8 18.Qf3+–) 18.f3 Nf6 19.a5 (19.Kf2 Kf7+–) 19...Kf7 20.Rb1 (20.Kf2!? Ke8+–) 20...Rh8+/– 21.Kg2 e4 22.Ba1 Rh4 23.f4 Rg4 24.Kf2+– Rh4 25.Rh1 Ng4 26.Ke2 Qh8 27.Qg1 Nh2+/– 28.Kd1 Nf3 29.Rh4 Qh4 30.Qf1 Qh2 31.Ne2 Ba1 32.Ra1 Qh8 33.Nc3 d5 34.cd5 Nd5 35.Qc4 Qh1 36.Kc2 Qa1 37.Qd5 Kg7 38.Qd7 Kh6 39.Qc8 Kh5 40.Qc7 Ne1 41.Kb3 Nd3 42.Qa7 Qb2 (42...Qb2 43.Kc4 g5+–; 42...g5 43.fg5 Qb2 44.Kc4 Qd2 45.Qd4+–). amoruritme – Kapote, ChessWorld.net, 2005.

9.Nc3 a6 10.a4 c6 11.bc6 bc6 12.c5 Rb8 13.Qc2 e4 (13...Nf5 14.cd6 e4 15.Ne5–/+) 14.cd6=+ Nf5 15.Ne5 e4 draws heavy fire 15...Nd4 16.Qb1 Qd6 17.Nc4 Qe6 18.Ne3 (18.d3 ed3 19.ed3 Nd5–/+) 18...Nd5 19.Ned5 cd5 20.Ra2 a5 21.e3 (21.d3 Ba6 22.Qa1 Nc2–+) 21...Nf3 22.Bf3 ef3 23.Kh1 Ba6 24.Nb5 Bb5 25.ab5 Rb5 26.d4 Rfb8 27.Qc2 Bd4! 28.ed4 (28.Bd4 Qh3 Mate attack; 28.ed4 Qe2 Combination) 28...Qe2 29.Qe2 fe2 30.Re1 Rb2 (30...Rb2 31.Ra5 Rb1–+). Vettenburg – Dopper,Johan, corr SOK–95–110, 1995.

9.Nc3 c5 10.bc6 bc6 11.c5 Nf5 12.cd6 (12.Qa4 e4 13.Ng5 dc5+=) 12...Qd6= 13.d3 Rb8 14.Qc1 Re8 15.Ba3 Qd8 16.Rb1 Rb1 17.Qb1 Nd4 18.Rc1 Bg4 19.Bc5 (19.Nd4 ed4 20.Ne4 Ne4 21.Be4 Be2 22.Bc6 Re5=) 19...Bf3 20.ef3 Nd5 (20...Bh6 21.Rd1=+) 21.Bd4= ed4 22.Nd5 cd5 23.f4 (23.Qb5 Bf8+=) 23...Qa5= 24.Bf3 Bf8 25.Qb7 Exerts pressure on the isolated pawn 25...Qd2 26.Rd1 Qc2 (26...Qa5!?+=) 27.Qa7+/- (27.Qd5?! Rb8+=) 27...Bb4 28.Kg2 Qb2 (28...Bc3 29.Bd5 Rf8 30.Bb3+-) 29.Bd5+- Re7 30.Qa8 Kg7 31.Be4 (31.f5 gf5 32.Qb8 Ba3+-) 31...Bd2 (31...Bc3 32.a4+/-) 32.Qd8 Be3?? (better 32...Bb4+/-) 33.Qe7+- Qf2 34.Kh1 Qe2 (34...Qa2 35.f5 Qf2 36.Qe5 Kh6 37.Qf6+-) 35.Qe5 (35.Rb1!? Qc2 36.Qe5 Kh6+-) 35...Kh6 36.Rb1 Qc2 (36...Qa2 37.Qb5 Qc2 38.Bd5+-) 37.Qg5 (37.Rf1 Qe2 38.Bg2 Qh5+-) 37...Kg7 38.Qe5 Kh6 39.Rf1 White intends f5 39...Qe2 40.Bg2 Qd3 41.f5 (better 41.Qh8 Qa3 42.g4 Bf4 43.Rf4 Qe7+-) 41...Qe2 (41...Qc4+-) 42.fg6 fg6 43.Qe4 (43.Qe7 Qg4 44.Rf7 Qd1 45.Bf1 Qf3 46.Rf3 Bg5 47.Qf8 Kh5 48.Be2 Kg4 49.Rd3 Kh3 50.Qc8) 43...d3 44.Qf3 (44.Qb4 Bc5 45.Qc5+-) 44...Bd2 (44...Qf3 45.Bf3 d2+-) 45.Qf8 Kg5 46.h4 (46.Rb1 Bc1 47.Rb5 Qe5 48.Re5 Kg4 49.Qf3) 46...Kg4 47.Bf3 Kh3 (47...Kg3 48.Be2 de2 49.Rg1 Kh3 50.Qf3 Kh4 51.Qg4) 48.Be2 (48.Qc8 Qe6 49.Qe6 Kg3 50.Qg4) 48...de2 49.Qf3 (49.Qf3 e1Q 50.Re1 Be1 51.Qf1 Kg3 52.Qe1 Kh3 53.a4+-; 49.Qc8 Kg3 50.Qc7 Kg4 51.Qc4 Kg3 52.Rg1 Kf2 53.Rg2 Kf3 54.Qg4 Ke3 55.Rg3 Kf2 56.Qf3 Ke1 57.Rg1) 1-0. Harsha,B (2505) - Mamedov,Rau (2650), PNWCC Online Blitz JP, 2020. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.0-0 Nc6)

9.Nc3 Bd7 10.d4 ed4 11.Nd4 Qc8 12.Re1 Nf5 (12...Re8 13.Qd3=) 13.Nf5 (13.e4 Nd4 14.Qd4 Re8+=) 13...Bf5 14.Qd2 Re8 15.a4 (15.Nd5 Nd5 16.cd5 Bb2 17.Qb2 Be4+=) 15...Be6 (15...Ne4 16.Ne4 Be4 17.Bg7 Bg2 18.Kg2 Kg7 19.Qd4 Kg8 20.c5=) 16.Nd5+= Bd5 17.cd5 Nd7 (17...a6 18.Rec1+=) 18.Bg7 Kg7 19.Rac1 (19.a5 a6+=) 19...Nc5 20.e4 (20.a5 Qd8+=) 20...f6 21.Qc2 (21.Qc3 a6+=) 21...a6= 22.f4 (22.Rb1 Qd7=) 22...b6 (22...ab5 23.ab5 Qd7 24.Rb1=) 23.h3 (23.Bf1 ab5 24.Bb5 Re7+=) 23...ab5= 24.ab5 Ra5 (24...Qd7 25.Rb1=) 25.Qc3 (25.Rb1 Qd7=) 25...Rb5=+ 26.e5 (26.Kh2 Rb3 27.Qd4 Qd7=+) 26...Rb3–/+ 27.ef6 Kf8 28.Qa1 (28.Qd2 Rg3 29.f5 gf5 30.Qh6 Kg8=) 28...Rg3 29.Re7 (29.Kf2 A) 29...Rh3 30.Bh3 Nd3 31.Kg3 Nc1 A1) 32.Rc1?? Re3 33.Kf2 Qh3 (33...Rh3?! 34.Rh1 Rh1 35.Qh1–+) 34.Qa8 Re8–+; A2) 32.Qc1?! Re1 33.Qe1 Qe8+–; A3) 32.Bc8 Re1 33.Qa7 Re3 34.Kh4+–; B) 29...Rb3 30.Kg1 Rbe3 31.Re3 Re3–/+) 29...Nb3 (worse 29...Re7 30.fe7 Kg8 31.Rc5 dc5 32.Qf6=) 30.Qa7?? (better 30.Rcc7 Rg2! 31.Kg2 Qc7 32.Re8 (32.Rc7? Na1 33.Rc6 b5–+) 32...Ke8 33.Qa4 Kf7 34.Qb3 Kf6 35.Qd3–/+) 30...Nc1–+ 31.Rc7 (31.Kh2 Rc3 32.Qa1–+) 31...Qh3 (better 31...Ne2 32.Kf1 Rf3 33.Bf3 Qh3 34.Ke1 Nd4 (34...Qf3?? 35.Rf7 Kg8 36.Rf8 Kf8 37.Qg7) 35.Re7 Qg3 (35...Nf3?! 36.Kf2 Qh4 37.Kf3 Qf6 38.Re8 Ke8 39.Qh7–/+; 35...Qf3 36.Re8 Ke8 37.Qe7) 36.Kf1 Qf3 (worse 36...Nf3 37.Re8 Ke8 38.Qe7) 37.Kg1 Qg3 38.Kh1 Qh4 39.Kg2 Qf6 40.Re8 Ke8 41.Qh7 Ne2 42.Qg8 Kd7 43.Qh7 Kc8–+) 32.Rf7 Kg8 33.Rf8!! (33.Rf8 Rf8 34.Qg7) 1–0. Sage,T – Noel,R, Pittsburgh Pennsylvania, 1976.

9.Nc3 Bd7 10.d4 ed4 11.Nd4 Qc8 12.Re1 Bh3 13.Bh1 Re8 14.Rc1 Ng4 15.Qd2 Nf5 (15...a6 16.Be4=) 16.Nd5+= Ne5 17.Nf5 Bf5 (17...Qf5? 18.f4 c6 A) 19.fe5?! cd5 20.Bd5 Qd7+– (20...Be5? 21.Rf1 Bf1 22.Rf1+–); B) 19.Nc7+–) 18.c5 Qd8? (better is 18...dc5 19.Rc5 c6+/–) 19.f4+– c6 20.bc6 (20.fe5?! de5 21.e4 Bg4+/–) 20...Nc6 21.Bg7 Kg7 22.Qb2 Kh6 23.Qb7 Nd4 (23...Rc8 24.Qf7 Be6 25.Qb7+–) 24.e3 Nc2 (24...Rb8 25.Qa7 Nb5 26.Qf7+–) 25.Re2 (25.g4 A) 25...Ne1?? 26.Qf7 (26.gf5?! Qh4 27.Qf7 Qg4 28.Kf1 Qh3 29.Ke1 Re3 30.Ne3 Qe3 31.Kd1 Qd3 32.Ke1 Qe3 33.Kd1 Qd3 34.Ke1 Qe3=) 26...Bg4 27.Nf6 Qf6 28.Qf6+–; B) 25...Bg4 26.Rc2 dc5+–) 25...Rb8 (25...dc5 26.Rec2 Rb8 27.Qf7 Rf8 28.Qa7 Bc2+–) 26.Qa7 dc5 27.Bf3 (better is 27.g4!? Nd4 28.Rf2 Bg4 29.ed4 cd4 30.Qd4 Rc8+–) 27...Nb4 28.Nb4 (28.Qf7 Be6 29.Qa7 Ra8–/+; 28.Qc5? Nd3 29.Qd4 Nc1–+) 28...cb4 29.Qf7 Re7 30.Qf6 Rb6 31.Qb2 Rbe6? 32.g4 Bg4 33.Bg4 Re3 34.Re3 Re3 35.Qf2 Rd3 36.Re1 b3 37.ab3 Rb3 38.Re3 Rb1 39.Kg2 Qd5 40.Bf3 Qd8 41.Kh3 Rb4 42.Be4 Qd7 43.Kg2 Qg4 44.Qg3 Rb2 45.Kg1 Qd1 46.Re1 Qd2 47.Bg2 Kg7 48.f5 Qd4 49.Kh1 Rc2 50.fg6 hg6 51.Be4 Rf2 52.Qg6 Kf8 53.Bg2 Rf7 54.Bc6 (54.Bc6 Qe3 55.Qd6 Qe7 56.Qb8 Kg7 57.Rg1 Qg5 58.Qe5 Rf6 59.Rg5 Kh7 60.Qe4 Rg6 61.Rg6 Kh8 62.Qh4) 1–0. Soppe,Guillermo (2415) – Larrea,M (2340), II Magistral de Colonia, Colonia del Sa, 2008. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0-0 5.Bg2 d6 6.0-0 e5 7.c4 Nc6)

9.Nc3 Nd7 10.d3 f5 11.Nd2 Nc5 12.a4 a5 13.Nb3 Kh8 14.Ba3 Nb3 15.Qb3 c6 16.bc6 bc6 17.Rab1 Ra6 18.Qb8 c5 19.Bb7 Nc6 20.Qc8 Qc8 21.Bc8 (21.Ba6?? Qa6 22.Nb5 Nb4–+) 21...Rc8 22.Rb7 Bf6 23.Rfb1 Nb4 24.Nb5 Kg8 25.h4 h5 26.Bc1 Rf8 27.Bh6 Rf7 28.Rb8 Kh7 29.Rf8 Rd7 30.Bg5 Bg5 31.hg5 Kg7 32.Rf6 Rb6 33.Rd1 Rc6 34.Rd2 Kh7 35.e4 Kg7 36.f4 ef4 37.gf4 Rf7 38.Nd6 Rf6 39.Ne8 Kf7 40.Nf6 Rb6 41.ef5 Nc6?? 42.fg6+– Kg6 43.Rf2 Nd4 44.Nd7 (44.Nd7 Rb1 45.Kg2+–) 1–0. Gubajdullin,Alexey (2440) – Koba,Igor (2240), Volga Cup op, 2008. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.0-0 Nc6 8.b5 Ne7)

9.Nc3 Nd7 10.d3 Kh8 11.Qc2 f5 12.Rad1 Nf6 13.a4 Rb8 14.c5 Be6 15.e4 Nd7 16.cd6 cd6 17.ef5 Bf5 18.Qe2 d5 19.d4 Bg4 20.h3 Bf3 21.Bf3 e4 22.Bg2 Rc8 23.f3 ef3 24.Rf3 Rf3 25.Qf3 Nf6 26.g4 g5 27.Qe3 h6 28.Qd3 Qe8 29.Re1 Qf7 30.Rf1 Qe8 31.Re1 Qf7 32.Rf1 Qe8 33.Re1 ½–½. Nedela,Vlastimil (2375) – Pisk,Petr (2305), Morava–ch, 1997. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.0-0 Nc6 8.b5 Ne7)

9.Nc3 Nd7 10.e3 Nb6 11.Qb3 Bf5 12.Rfc1 Bd3 13.Nd1 Bf5 14.d4 ed4 15.Nd4 Nd7 16.Nf5 (16.Bb7? Nc5 17.Nf5 Nf5–+ (17...Nb3?! 18.Ne7 Qe7 19.ab3+=)) 16...Nf5 17.Bg7 Ng7 18.Nc3 (18.Bb7? Nc5 19.Qc2 Nb7–+) 18...Nc5 19.Qc2 Ne8 20.Na4 Na4 21.Qa4 Qb8 22.Rab1 Ng7 23.c5 dc5 24.Rc5 Ne6 25.Rc2 Qc8 26.Qe4 Rb8 27.Bh3 Re8 28.Qe5 a6 29.Be6 Qe6 30.Qe6 (30.Qc7? Rbc8 31.b6 Rc7 32.bc7 Qd7–+) 30...Re6 31.Rc7 Rb6 32.a4 ab5 33.Rb5 Ra6 34.Rb4 b6 35.Rf4 Rf8 36.g4 h6 37.Kg2 g5 38.Rd4 Rfa8 39.Rcc4 Kg7 40.h4! Ra5 41.Rb4 Rb8 42.hg5 hg5 43.Rb5 Rba8 44.Rdd5 f6 45.Ra5 ba5 46.Kf3 Ra6 47.Ke4 Kg6 48.Kd4 Rb6 49.Rb5 Rd6 50.Ke4 Ra6 51.f3 Re6 52.Kd4 Rd6 53.Rd5 Ra6 54.e4 Rb6 55.Ra5 Rb3 56.Ra6 Rf3 57.e5 Rf4 58.Kd5 Rg4 59.Rf6 Kg7 60.Ra6 Rb4 61.Ra7 Kg6 62.e6 Rb1 63.Ra8 Ra1 64.Ke5 Re1 65.Kd6 Rd1 66.Ke7 Kg7 67.Rd8 Rb1 68.a5 Rb7 69.Kd6 Kf6 70.Rf8 Kg7 1–0. Wohl,Aleksandar H (2375) – Rujevic,Mirko (2260), Oceania zt Auckland, 2005. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 d6 5.Bg2 0-0 6.0-0 e5 7.c4 Nc6 8.b5 Ne7)

9.Nc3 Nd7 10.e3 Nb6 11.Qe2 Be6 12.d3 h6 13.a4 a5 14.ba6 Ra6 15.Nd2 c6 16.Nb3 Qc7 17.Rfc1 Rfa8 18.a5 Nd7 19.d4 Nf8 20.Nd5 Nd5 21.cd5 Bd7 22.Qc4 ed4 23.Bd4 (23.Nd4?! Ra5 24.dc6 bc6 25.Nc6 Bc6 26.Bg7 Rc5+=) 23...Bd4 24.Qd4 (24.Nd4?! Ra5 25.Ra5 Ra5=) 24...c5 25.Qf4 Qd8 26.Qh6 b5 27.Qf4 (27.ab6 Ra1 28.Na1 (28.Ra1? Ra1 29.Na1 Qb6–+) 28...Qb6 29.Nc2+/–) 27...c4 28.Nd4 Ra5 29.Ra5 Qa5 30.h4 Qd2 31.Rc2 Qd1 32.Kh2 Ra1 33.g4 Bg4 34.Qd6 Bd7 35.Qf4 Ra8 36.Qg3 Rc8 37.Bf3 Qd3 38.h5 b4? 39.h6 Re8 40.Qf4 Nh7 41.Be2 Qe4 42.Qe4 Re4 43.Rc4 Nf6 44.Bf3 Re5 45.Nc6 Rg5 46.Rb4 Kh7 47.Rd4 Kh6 48.Nb8 Kg7 49.Nd7 Nd7 50.Bd1 Re5 51.Ba4 Nc5 52.d6 Ne6 53.Rd3 Kf6 54.Bb3 Rh5 55.Kg3 Rh8 56.Rd5 Rb8 57.Bc4 Rc8 58.Bf1 Ng7 59.Bh3 Rd8 60.e4 g5 61.e5 Kg6 62.Kf3 f6?! 63.e6 f5 64.e7 g4 65.Bg4 fg4 66.Kg4 Rd7 67.Rg5 (67.Rg5 Kf6 68.Rg7 Kg7 69.e8Q Rd6 70.Qe7 Kh8 71.Qd6 Kg7 72.f4 Kf7 73.f5 Ke8 74.f6 Kf7 75.Qe7 Kg6 76.Qg7) 1–0. Patuzzo,Fabricio (2315) – Hochstrasser,Michael (2320), SUI–chT Switzerland, 2003. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.0-0 Nc6 8.b5 Ne7)

9.Nc3 Be6 10.d3 c6 11.Nd2 (11.a4 Rc8=) 11...d5 12.bc6 bc6 13.cd5 (13.Rb1 Rb8=) 13...cd5=+ 14.Nb3 Rb8 15.Na4 d4 16.Ba3 Re8 17.Nac5 Bd5 18.Rc1 Bg2 19.Kg2 Ned5 20.Qd2 Nc3 21.e4 Bf8 22.Bb2 Ng4?? (better 22...Na2 23.Rc4 Nd7-/+) 23.Bc3+/- Bh6 (23...dc3 24.Rc3 Nf6 25.f4+/-) 24.Qc2 (better 24.Qe2!? Bc1 25.Rc1+- (25.Nc1?! Qc8+=; 25.Qg4?! Ba3 26.Ba1 Qd6=)) 24...dc3+= 25.Rcd1 (25.Rb1 Qe7 26.Qc3 Rec8+=) 25...Rc8 (25...Be3!? 26.Qc3 Bf2=) 26.Qc3+= Bf8 27.h3 (27.Rc1!?+=) 27...Nf6 28.Rc1 (better 28.d4!? Ne4 29.Qe3 ed4 30.Rd4 Bc5 31.Nc5=) 28...Nd7-/+ 29.Qb4 Qe7?? (better 29...Nc5 30.Nc5 Qc7-/+) 30.Qb7?? (better 30.Qa4 Nc5 31.Rc5 Rc5 32.Nc5+=) 30...Nc5-+ (30...Rc5?! 31.Nc5 Nc5 32.Qe7 Be7 33.Kf3-/+) 31.Nc5 Rc5 32.Qe7 Be7 (32...Re7? 33.Rc5 h6 34.Rd5+-) 33.Rc5 Bc5 34.Rb1 Bb6 35.Rc1 Rd8 36.Rc3 Rd4 (36...Bd4 37.Rc2-+) 37.f4 ef4 38.gf4 Kg7 (38...Ra4 39.a3-+) 39.Kf3 h5 40.a3 Ra4 41.e5 Ba5 42.Rb3 (42.Rc6 Bd2 43.Rc4 Ra3-+) 42...Bd2 43.Rb7 Kf8 (43...Ra3?! 44.e6 Kf6 45.ef7-+) 44.Rb8 (44.d4 Rd4 45.f5 gf5 46.Ra7 Bf4-+) 44...Ke7 45.Rb7 (45.f5 gf5 (45...Ra3?! 46.Rb7 Ke8 47.Rb8 Kd7 48.e6 fe6 49.fg6-+) 46.Rh8 h4-+) 45...Ke6 46.Kf2 (46.f5 gf5 47.Ke2 Bg5-+) 46...Bf4 47.Kf3 (47.d4 Ra3 48.Ke2 Rh3 49.Ra7 Re3 50.Kf2 Rd3 51.Ra6 Kd5-+) 47...Be5 48.Ke3 (48.Rb3 Bd6-+) 48...Bd4 49.Kd2 Bb6 50.Kc2 (50.Rb8 Ra3 51.Rc8 Ra2 52.Rc2 Rc2 53.Kc2 g5-+) 50...Ra3 51.Kb2 (51.Rb8 Ra2 52.Kd1 Rh2-+) 51...Ra5 (better 51...Rd3 52.h4-+) 52.Rb8 Rd5 (52...Rg5 53.Re8 Kf5 54.Kc3-+) 53.Kc3 Rg5 54.Kc4 (54.Re8 Kd5-+) 54...Rg3 55.d4 (55.Re8 Kd7 56.Rf8 Ke7-+) 55...Rh3 56.d5 Kd7 (better 56...Kd6 57.Re8-+) 57.Rb7 Kd6 58.Rf7 Rh4 59.Kb5 (59.Kc3 Kd5 60.Kd3 Rh3 61.Ke2 Re3 62.Kf1 g5-+) 59...Kd5 60.Rf6 Rg4 61.Rf7 Ke6 62.Rf8 h4 63.Re8 Kf5 64.Rf8 Ke4 65.Re8 (65.Kc6 g5 66.Rh8 Rf4-+) 65...Kf3 66.Rf8 Kg3 67.Ka6 h3 68.Rf7 h2 69.Rf1 Bg1 70.Rf5 (70.Rd1 h1Q 71.Rd6 Qf3 72.Rd4 Rd4 73.Ka7 Rb4 74.Ka6 Qa8) 70...h1Q (70...gf5 71.Kb5 h1Q 72.Ka6 Qc6 73.Ka5 Qb6) 71.Rf3 (71.Rf6 Qd5 72.Rf4 Qe6 73.Kb7 Qd7 74.Kb8 Rf4 75.Ka8 Rf8) 71...Qf3 72.Kb5 Qd5 73.Ka6 Ra4 0-1. Arfan,Aditya Bagus (2270) - Mohammad Fahad,Rahman (2315), Titled Tuesday, 2020. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 d6 5.g3 0-0 6.Bg2 e5 7.0-0 Nc6)

9.Nc3 Be6 10.d3 Qd7 11.e4 a6 12.a4 ab5 13.ab5 Ra1 14.Qa1 b6 (14...c6 15.Ng5=) 15.Re1 c6 16.bc6 Qc6 17.Nb5 Ra8 18.Qd1 (18.Ba3 Nc8+=) 18...Nd7 (18...Ne8 19.Qb3+=) 19.h4 (19.Ng5 Nc5 20.Ne6 fe6+=) 19...Nc5= 20.d4 (20.Qe2 Nc8 21.Rc1 Ra2=) 20...Ne4 (20...Bc4 21.dc5 Qb5 22.cd6=+) 21.d5 (better 21.Re4!? Bc4 22.Nc3+–) 21...Bd5–/+ 22.cd5? (better 22.Nd6 Qd6 23.Re4–/+) 22...Qb5–+ 23.Re2 (23.Be5 de5 (23...Be5?! 24.Ne5 Nf2 25.Qd4 Nh3 26.Bh3 de5 27.Re5 Qb1 28.Kh2 Ra2 29.Bg2–/+) 24.Re4 Nd5–+) 23...Nf6 (23...Ra2 24.Re4 Qb2 25.Qf1–+) 24.Ng5 (24.Rc2 Nfd5 (24...Qd5 25.Nd2 e4 26.Bf6 Bf6 27.Be4+=; 24...Ned5?! 25.Nd2–+) 25.Nd2 Rd8–+) 24...Ned5 (24...Ra2 25.Qc2–+) 25.f4 (25.Rc2–+) 25...ef4 (better 25...Ra2 26.Qc2 Bf8–+) 26.gf4?? (better 26.Bf6 Bf6 27.Qd5 Qd5 28.Bd5–+) 26...Nf4 27.Bf6 (27.Rf2 Ng2 28.Bf6 Bf6–+) 27...Ne2 (27...Ne2 28.Kh2 Qc4–+) 0–1. davidscott – stampyshortlegs, ChessWorld.net, 2014. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0-0 5.Bg2 d6 6.0-0 e5 7.c4 Nc6 8.b5 Ne7)

9.Nc3 Be6 10.d4 ed4 11.Nd4 Bc4 12.Bb7 Rb8 13.Nc6 Nc6 14.Bc6 a6 15.a4 ab5 16.ab5 Ng4 17.Ra4 Ne5 18.Ba1 Nc6 19.Rc4 Ne5 20.Ra4 Qd7 21.Qd5 Qe6 22.Ra7 Rfc8 23.Rc1 c6 24.Qe6 fe6 25.f4 Nf7 26.Ne4= Ba1 27.Rca1 d5 28.Nf6+/– Kg7 29.Nd7 Rb5 30.Ne5+/– Rf8 31.Rc7 d4 32.Raa7 Re5 33.fe5 g5 34.Rc6 Re8 35.Rcc7 Rf8 36.Re7 Kg8 37.g4 1–0. Moor,R (2320) – Cedikova,K (2080), Casino Open, Baden SUI, 1999.

9.Nc3 Nh5 10.d4+= ed4 11.Nd4 a6 12.a4 ab5 13.ab5 (< 13.Ncb5 c5–/+) 13...Ra1 14.Ba1 f5 (14...Nf6 15.Qa4+=) 15.e3 Kh8 (15...Nf6 16.Re1+=) 16.Nd5 (16.Qd3 Nf6+/–) 16...Nf6 (16...Re8 17.Qc2+/–) 17.Nf4+/– Re8 (17...Rf7 18.Qf3+/–) 18.Nde6 Be6 19.Ne6 Qc8 20.Ng7 Kg7 21.Qd4 Neg8 (21...Rf8 22.c5 d5 23.Bd5 Ned5 24.Qd5+–) 22.Bb2 (22.Bb2 b6 23.Ra1+–; 22.b6 Kf7+–) 1–0. Atterl – Kapote, ChessWorld.net, 2005.

9.Nc3 h6 10.d3 Be6 11.Nd2 (11.d4 e4 12.Nd2 e3 13.fe3 Ng4=) 11...c6 12.Qa4 (12.Rb1 d5=) 12...d5 13.bc6 (13.Ba3 Re8=) 13...bc6 (13...Nc6 14.cd5 Nd5 15.Nd5 Bd5 16.Qb5 Bg2 17.Kg2=) 14.Rab1 Re8 (14...Nd7 15.cd5 cd5 16.Rfc1=) 15.Rfc1 (15.Ba3 Qd7=) 15...Nd7 (15...d4 16.Nce4=) 16.cd5+= cd5 (16...Nb6 17.Qa3 Ned5 18.Nce4+=) 17.Nb5 Nb6 18.Qa3 Qd7 (better 18...Rc8!?+–) 19.Nc7+– Rec8 (19...Rab8 20.Ne8 Re8 21.Nb3+–) 20.Na8 Ra8 (20...Na8 21.Rc8 Nc8 22.f4+–) 21.Be5! Be5 22.Rb6! Rc8 (22...ab6 23.Qa8 Pinning (23.Qa8 Deflection; 23.Qa8 Remove defender)) 23.Rbb1 Rc1 24.Rc1 Bd6 25.Qa6 h5 (25...Nf5 26.e3+–) 26.Nb3 h4 27.Nd4 (27.d4 Kf8+–) 27...hg3 28.hg3 Nf5 (28...Be5 29.Ne6 fe6 30.e3+–) 29.Nf5 (29.Ne6 Qe6 30.Qa7 Ne7+–) 29...gf5 30.Qc6 Qd8 (30...Qc6 31.Rc6 Bb4 32.Ra6+–) 31.Bd5 Qg5 Black prepares f4 (31...Kf8+–) 32.Be6 fe6 33.Kg2 (better 33.Rc4!? Bg3 34.Qe6 Kh7 35.Qd7 Qg7 36.Qf5 Qg6 37.Qh3 Kg7+–) 33...Qe7 (33...Kf7 34.Rh1 Be7 35.Qd7+–) 34.Rb1 f4 (34...Qc7 35.Qe8 Bf8 36.Qe6 Qf7+–) 35.Rb7 Qf8 (35...Qd8 36.gf4 a5 37.Rd7+–) 36.Qe4 (better 36.Qd7 Qe7 37.Qc8 Kf7 38.Re7 Ke7 39.Qb7 Kf6 40.Qa7 fg3 41.fg3 Be7+–) 36...Qh6 (36...Qf5 37.Qf5 ef5 38.Ra7 fg3 39.fg3+–) 37.Ra7 fg3 (37...Bc5 38.Rc7 Bf8 39.gf4+–) 38.fg3 Qg5 (38...Bf8+–) 39.Qh7 (39.Qh7 Kf8 40.Qf7) 1–0. Jirovsky,Milos (2440) – Havelka,Josef (2320), CZE Ch Blitz, 2016. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.0-0 Nc6 8.b5 Ne7)

9.Nc3 h6 10.d4 e4 (10...ed4 11.Nd4 a6 12.a4=) 11.Nd2+= e3 12.fe3 Nf5 13.Rf3 Re8 14.Nf1 a6 15.ba6 ba6 (15...Ra6 16.Qd3+=) 16.e4+/- Rb8 17.ef5 Rb2 18.fg6 fg6 19.Rb1 Rb1 20.Qb1 Bf5 21.Rf5 gf5 22.Qf5 Qd7 23.Qd3 c5 24.dc5 dc5 25.Bd5 Nd5 26.Nd5 Qe6 27.e3 Qe4 (27...Rb8!?=) 28.Qe4+= Re4 29.Nd2 Re6 30.Kf2 Bf8 31.Ke2 Kf7 32.Kd3 Re8 33.g4 Bd6 34.h3 Ke6 35.Ne4 Rb8 36.Kc2 a5 37.a4 Ke5 38.Nd2 (38.Nd6?! Kd6 39.Nc3 Rb4=) 38...Rf8 39.Nf4 Rb8 (39...Re8 40.Kd3+/-) 40.Nd3 Ke6 (40...Kf6 41.Nb3+/-) 41.Nb3+- Ke7 42.e4 (42.Na5 Ra8 43.Nb7 Ra4=) 42...Rf8 43.e5 (43.Na5 Ra8 44.Nb7 Ra7 45.Nd6 Kd6+/-) 43...Bc7+/- 44.Nbc5 Rf3 45.Na6 Bd8 46.h4 Rg3 (46...Rh3 47.h5+=) 47.g5+/- hg5 48.hg5 Rg5 49.Kc3 Rg4 50.Nac5 Bc7 51.Nb3 Rg3 (51...Re4 52.Nd4 Ke8 53.e6=) 52.Kd2 (52.Kd4!?+/-) 52...Rg4= 53.Kc3 Rg3 54.Kd4 Be5 55.Ne5 Rb3 56.Kc5 Kd8 57.Nc6 Kc7 58.Na5 Rb6 59.Kd4 Rb4 60.Kc3 ½-½. Aczel,G (2540) - Kumsiashvili,N (2405), FSGM July, 2019. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0-0 5.c4 d6 6.Bg2 e5 7.0-0 Nc6)

9.d3 Nd7 10.Qc2 Nc5 11.Nc3 f5 12.a4 a5 13.Nd2 f4 14.Nb3 Ne6 15.Nd5 Nf5 16.c5 dc5 17.Nc5 Ned4 18.Bd4 Nd4 19.Qa2 Kh8 20.e3 f3 21.ed4 fg2 22.Rfe1 b6 23.Ne4 Be6 24.Nec3 Qd7 25.de5 Rad8 26.f4 g5 27.Re4 Bd5 28.Nd5 Qd5 29.Qd5 Rd5 30.Rc1 gf4 31.gf4 Bh6 32.Rc6 Bf4 33.Rf6 Rf6 34.ef6 Be5 35.f7 Kg7 36.Rh4 Kf7 37.Rh7 Kg6 38.Rh3 Rd4 39.Re3 Bd6 40.Re4 Rd3 41.h4 Rg3 0–1. Neiman – Petit, Toulouse 1995.

9.d3 Bf5 10.Nh4 Bc8 11.Nd2 Nd7 12.e4 f5 13.ef5 gf5 14.f4 Ng6 15.Ng6 hg6 16.Bd5 Kh8 17.Qf3 c6 18.bc6 bc6 19.Bc6 Qb6 20.c5 Qb2 21.Ba8 Qd2 22.Rad1 Qb4 23.cd6 Qd6 24.Rfe1 Nb6 25.fe5 Qd4 26.Kf1 Na8 27.e6 Nc7 28.e7 Re8 29.Qc6 Qd5 30.Rc1 Bb7 31.Qd5 Nd5 32.Re6 Bd4 33.Rg6 Re7 34.Rb1 Bb6 35.Rb5 Ne3 36.Ke2 Nd5 37.Kd2 Be3 38.Kc2 Rc7 39.Kb3 Rc3 40.Kb2 Rc7 41.Rd6 Bd4 42.Kb3 Rc3 43.Ka4 Nb6 44.Kb4 Rd3 45.Rbb6 ab6 46.Rd8 Kg7 47.Rd7 Kf6 48.Rb7 Bc5 49.Kc4 Ra3 50.Rh7 Ra2 51.h4 Ra4 52.Kd5 Rd4 53.Kc6 Rg4 54.Kd5 Rg3 55.Rh6 Kg7 56.Rh5 Kg6 57.Rh8 Rd3 58.Ke6 Rd6 59.Ke7 Kg7 60.Ra8 Rh6 61.Kd7 Rh4 62.Ke6 f4 63.Kf5 f3 64.Ra7 Kg8 65.Ra8 Kf7 66.Ra7 Ke8 67.Ke6 Rh6 68.Kd5 f2 69.Ra8 Kd7 70.Ra7 Kc8 71.Rf7 0–1. Jeric – Markun, Bled 1996.

9.d3 Bg4 10.Nfd2 Qc8 11.c5 Bh3 12.cd6 cd6 13.Nc4 Bg2 14.Kg2 Qe6 15.Qb3 Nh5 16.e4 Rad8 17.Ne3 Qd7 18.Nc3 Nf4 19.gf4 ef4 20.Ned5 Qg4 21.Kh1 Qf3 ½–½. Keres – Zaitsev, 1968.

9.d3 h6 10.Ne1 c5 11.bc6 bc6 12.Nd2 Bg4 13.c5 Rb8 14.Nb3 Nfd5 15.cd6 Qd6 16.Nc2 Qd7 17.Re1 Bh3 18.Bh1 a5 19.Rb1 Qa7 20.Qd2 a4 21.Na5 Rb5 22.Nc4 f5 23.Be5 f4 24.d4 Rb1 25.Rb1 Be5 26.Ne5 Qa6 27.Bf3 Bf5 28.g4 Be6 29.a3 g5 30.Ne1 Nf6 31.Qb4 Ned5 32.Qd6 Re8 33.N1d3 Nc3 34.Rb8 Rb8 35.Qe6 1–0. Davies – Cuoso, Osterskars 1995.

9.d4 ed4 10.Nd4= Nd7 11.Qc2 Nc5 12.Nd2 Rb8 13.N4b3 Ne6 14.e4 (14.Bg7 Ng7 15.Qc3 Bf5+/–) 14...f5 (14...Bd7 15.Nf3+=) 15.Bg7+/– Ng7 16.c5 g5 (16...Be6!?+/–) 17.cd6 cd6 18.ef5 (18.Nd4 Be6+–) 18...Bf5+/– 19.Qc4 Be6 20.Qa4 Nc8? (better is 20...a6!?+/–) 21.Nd4+– Bd7 22.Ne4 Kh8 23.Qb4 d5 24.Ng5 Nb6 25.h4 Rc8? (25...Qf6 26.Rad1+–) 26.Qd6?? (better is 26.Qb1!? Bf5 27.Nf5 Rf5 28.Qf5 Nf5 29.Nf7 Kg7 30.Nd8 Rd8+–) 26...Rf6 (26...Nf5 27.Nf5 Bf5 28.Qd8 Rcd8 29.Rac1+/–) 27.Qe5 h6 28.Ngf3 Be8 (28...Bg4 29.Rfe1+–) 29.Rac1 Nc4 30.Qe2 Rc7 31.Nd2 Re7 32.Qd3 Bg6 33.Qc3 Nd2 34.Qd2 Bf7 35.Bh3 Be6 36.Ne6 Ne6 37.Rfd1 d4 38.Be6 Rfe6 39.Qd4 (39.Qd4 Qd4 40.Rd4+–) 1–0. Tabernig,Bernhard (1945) – Gruber,Michael (1780), St. Petersburg RUS, Blockade Open, 2013. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.0-0 Nc6 8.b5 Ne7)

9.d4 ed4 10.Nd4 Re8=.

9.d4 Nd7 10.e3 a6 11.a4 ab5 12.ab5 Ra1 13.Ba1 Nb6 14.Nbd2 e4 15.Ne4 Nc4 16.Qb3 d5 17.Ned2 Be6 18.Bc3 Nf5 19.Nc4 dc4 20.Qb4 Nd6 21.Nd2 Qd7 22.Rb1 f5 23.d5 Bc3 24.Qc3 (24.de6? Bb4 25.ed7 Bd2 26.Bd5 Kg7–+) 24...Bf7 25.Nc4 Nb5 26.Qb4 Be8 27.h4 b6 28.Rd1 Rf6 29.Qb2 Qe7 30.Ra1 Nd6 31.Ne5 Ne4? (better is 31...Rf8+/–) 32.Be4+– fe4 33.Ng4 Kf7 34.Ra8 Bd7 35.Nf6 Qf6 36.Rf8!! (36.Rf8 Kf8 37.Qf6 Ke8 38.Qh8 Ke7 39.Qh7 Kd8 40.Qg6+–) 1–0. Streltsyn,Grigoriy (2105) – Bohatschek,Daniel (1920), Friedrichroda op, 2007. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 d6 5.g3 e5 6.Bg2 0-0 7.0-0 Nc6 8.b5 Ne7)

9.d4 Nd7 10.e4 ed4 11.Nd4 Nc5 12.Qd2 Na4 13.Bc3 Nc3 14.Nc3 (14.Qc3? c5 15.bc6 Nc6–+ (15...bc6?! 16.Qd3–/+)) 14...f5 15.ef5 Nf5 (< 15...Bf5 16.Nf5 Nf5 17.Bb7+/–) 16.Nf5 Rf5 17.Rae1 Rb8 18.Nd5 Kh8 19.Qe3 Re5 20.Qa7 Bf5 21.f4 Re1 22.Re1 Bd3? 23.Bf1 Bf1+/– 24.Kf1 Qc8 25.Qf2 c6 26.Ne7 Qd7 27.Qe2 cb5+= 28.cb5 d5 29.a4 d4 30.Qe6 Qe6 31.Re6 Rd8 32.Ke1 d3 33.Kd1 Bc3 34.Re4 Kg7 35.Rc4 Ba5 36.Rc8? Rd7?? 37.Ra8 Bb4–/+ 38.Nc8 Rc7 39.a5?? d2 (39...d2 40.f5 Rc1 41.Ke2 d1Q 42.Ke3 Qd2 43.Kf3 gf5 44.a6 Rc3#) 0–1. Szpisjak,Steven – Satterlee,Ray, Midwest Class–Ex op, 1993.

9.d4 Nd7 10.de5 de5 11.Nbd2 Rb8 (11...a6 12.a4+=) 12.Qc2 Nf5 13.a4 (13.Rfd1 Qe7+=) 13...Re8 14.e4 (14.Rad1 e4 15.Ne1 Bb2 16.Qb2 Nc5+=) 14...Nd4= 15.Nd4 ed4 16.Nb3 d3 17.Qd2 Ne5 (better 17...Bb2 18.Qb2 Ne5=) 18.Rfd1?? (18.Rac1 Bh3 19.f4 Bg2 20.Kg2+= (20.Qg2?! d2 21.Rcd1 Nc4 22.Bg7 Ne3=+)) 18...Bg4 (better 18...Nc4!? 19.Qd3 Qd3 20.Rd3 Nb2 21.Rf3-+) 19.Rf1?? (19.Rdc1 Nf3 20.Bf3 Bf3 21.Bg7 Kg7=+) 19...Be2?? (better 19...Nc4 20.Qf4 Bb2 (20...Nb2?! 21.Qg4 Qd6 22.Nd2-+) 21.Qg4 Ba1 22.Ra1 Qd6-+) 20.Rfe1?? (better 20.Rfc1 Nf3 21.Bf3 Bf3 22.Bg7 Kg7 23.Nc5=+) 20...Nf3 (better 20...Nc4 21.Re2 de2 (21...Nb2?! 22.Ree1-+) 22.Qe2 Nb2-+ (22...Bb2?! 23.Rd1 Qe7 24.Qc4-+)) 21.Bf3+= Bf3 (21...Bb2 22.Qb2 Bf3 23.Re3+/-) 22.Bg7 Kg7 23.Nc5 (23.Qc3!? Kg8 24.Re3+/-) 23...Qd4 Pawn e4, live or die! 24.Qd3 Qd3 25.Nd3 Rbd8 (25...Be4 26.Nc5 Bf3 27.Re3 Re3 28.fe3=) 26.Nc5 (26.Re3!? Be4 27.Rae1+/-) 26...b6= 27.Na6 Rd4 (27...Re4 28.Re4 Be4 29.Re1=) 28.Nc7 (28.Re3 Be4 29.Rae1 (29.Nc7?! Rc8 30.Rae1 Rc7 31.Re4 Rcc4 32.Rd4 Rd4=) 29...Rc4 30.f3+/-) 28...Rc8= 29.Nd5 Rcc4 30.Nf4 (30.a5 Rc5=) 30...Re4 (30...Be4!? 31.Ne2 Rd2=+) 31.Re4= Re4 32.h4 h6 (32...Rd4 33.Kf1=+) 33.Ng2 g5 34.Ne3 (34.Ne1 Be2 35.hg5 hg5=+) 34...gh4 (34...Kf6 35.hg5 hg5 36.Nc2=+) 35.Nf5= Kf6 36.Nh4 Rb4?? (better 36...Be2=) 37.Nf3+- Kf5 38.Kg2 Kg4 (38...Ke6+-) 39.Ne5 Kg5 (39...Kf5 40.Nc6 Rb2 41.Na7+-) 40.Nf7 Kf6 41.Nd6 Ke6 (41...Rd4 42.Nc8+-) 42.Nb7 (better 42.Nc8!? Rc4 43.Na7 Kd7+-) 42...Kd5 43.Rd1 (43.Nd8 Re4+-) 43...Kc4 44.Rd6 (44.Rh1 Ra4 45.Nd6 Kc5 46.Rh6 Rb4+-) 44...Kb3 (44...Ra4 45.Rh6 Kb5+-) 45.Rh6 Ra4 46.Rh4 (46.Rc6 Rd4+-) 46...Ra2 47.Rf4 (47.Nd6 a5+-) 47...Kc3 (47...Rd2 48.Rf6 Rd7 49.Nd6+-) 48.Rf3 (48.Nd6!? Ra5+-) 48...Kd2 (48...Kc4 49.Nd6 Kc5 50.Rd3+-) 49.Nd6 1-0. Koji (1810) - caiosparov (2040), Rated Blitz game, lichess.org, 2014. (=1.Nf3 (A15: English Opening: 1...Nf6) 1...Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0-0 5.Bg2 d6 6.0-0 e5 7.c4 Nc6)

9.d4 e4 10.Nfd2 d5 11.Nc3 dc4 12.Nce4 Ne4 13.Be4 Bd4 14.Nc4 Bb2 15.Nb2 Qe8 16.Qa4 Bd7 17.Bb7 Bb5 18.Qa3 Rb8 19.Bg2 Nf5 20.Qa7 Be2 21.Rfb1 Qe5 22.Na4 Rb1 23.Rb1 Bd3 24.Rc1 Nd4 25.Qc7 Qf5 26.Rd1 Ne2 27.Kh1 Be4 28.Qc4 Re8 29.Nc3 Nc3 30.Qc3 h5 31.f3 Ba8 32.a3 Rc8 33.Qd3 Qa5 34.Qd7 Qc3 35.Rf1 Kg7 36.Qa4 Qb2 37.Qb4 Qf6 38.a4 Rc2 39.Qb1 Rb2 40.Qa1 g5 41.Qa3 Qd4 42.Qe7 Qd2 43.Rf2 Qf2 ½–½. Kopp,Jean_Raymond – Szokol,Imre, IECG, 2002.

9.d4 e4 10.Nfd2 e3 11.fe3 Nf5 12.Rf3 Re8 13.Nf1 Ng4 14.Qd3 Bh6 15.e4 Ng7 16.d5 (better is 16.h3!? Nf6 17.Rf2+/–) 16...f5+= 17.Nbd2 fe4 18.Ne4 Bf5 19.Rf4 Bf4 20.gf4 Be4 21.Be4 Qh4 22.Bf3 Re7 23.Qd4 b6 24.e4 Rf8 25.Qd2 Nh5 26.Qd4? (26.Qe1 Qe1 27.Re1 Rf4 28.Nd2–/+) 26...Nhf6?? (26...Nf4 27.Qh8 Kf7–+) 27.Bc3 Rff7 28.Re1 Rg7 29.Qd2 g5+= 30.e5?? gf4–+ 31.ef6 Nh2 32.fg7 Nf3 33.Kg2 Ne1 (33...Ne1 34.Qe1 Re1 35.Be1 Qe1–+) 0–1. Sorcinelli,Francesco (2135) – Thon,Gabriel (1905), Lyon op, 2007. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.0-0 Nc6 8.b5 Ne7)

9.d4 e4 10.Ng5 e3 11.f4 Nf5 12.Nc3 Ng4 13.Nce4 h6 14.Nf3 Re8 15.Qd3 Qe7 16.Nc3 c6 17.Nd1 h5 18.Bh3 Nf6 19.bc6 bc6 20.Bg2 Bd7 21.Ba3 h4 22.Ne5 hg3 23.hg3 Ng3 24.Rf3 Nf5 25.Bh3 Bc8 26.Rc1? Qc7–+ 27.Ng4 Ng4 28.Bg4 Nd4 29.Rg3 Bg4 30.Rg4 Qe7 31.Nc3 Rad8 32.Rf1 Qe6 33.Rg2 Qf5 34.Qd1 Qc2 35.Qe1 Qc3! 36.Qc3 Ne2! 37.Re2 Bc3 38.f5 gf5 39.Rf5 Re6 40.Bc1 Rde8 0–1. Sandmann,Bernd (2150) – Nordsieck,Thomas (1910), Oberliga NRW, 1989.

10.a4 a6 A) 11.Qc2 Be6 (11...Bf5 12.d3 Qc7 13.Qd2 Rfe8 14.e4 Bg4 15.h3 Bd7 16.d4 ed4=; 11...Bg4 12.Rfd1 Bf5 13.d3 Qc7 14.Qd2 h6 15.d4 Rfd8 16.a5 ab5=; 11...Qc7 12.d4 cb5 13.ab5 Bf5 14.e4 ed4 15.Nd4 Be6 16.ba6 Ra6+=; 11...Re8 12.d4 ed4 13.Nd4 Nf5 14.Rfd1 Nd4 15.Rd4 ab5 16.ab5 Ra1=) 12.Qd3 cb5 13.cb5 Bf5 14.Qc4 d5 15.Qh4 e4 16.Nd4 h6=; B) 11.d3 Re8 (11...Qc7 12.Qb3 Be6 13.Ng5 Nf5 14.e3 Nd7 15.Nge4 Nf6 16.b6 Qe7=; 11...Bd7 12.bc6 bc6 13.Rb1 Rb8 14.c5 Be6 15.Qc1 Re8 16.cd6 Qd6=; 11...Be6 12.Ng5 Bf5 13.Qb3 h6 14.Nge4 Ne4 15.Ne4 d5 16.Nc5 Qb6=; 11...Qd7 12.Qd2 Re8 13.Rfb1 Qf5 14.Ba3 c5 15.Bb2 h6 16.ba6 Ra6=) 12.Qd2 Nf5 13.Rfb1 Qe7 14.bc6 bc6 15.a5 Rb8 16.e4 Nd4=; C) 11.Qb3 h6 (11...Re8 12.e4 Nd7 13.Qc2 Nc5 14.bc6 Nc6 15.Nd5 f5 16.d3 Ne7=; 11...Bf5 12.d3 Re8 13.e4 Bg4 14.h3 Bd7 15.Rfb1 Qc8 16.g4 Rd8=; 11...Bg4 12.h3 Bd7 13.c5 Be6 14.Qc2 Ned5 15.Ng5 Re8 16.Ne6 Re6=; 11...Qd7 12.Rfb1 e4 13.Nd4 d5 14.cd5 cd5 15.a5 Nf5 16.Ra4 Re8=) 12.e4 Nd7 13.Ba3 Nc5 14.Bc5 dc5 15.bc6 Nc6 16.Nd5 f5=; D) 11.e3 Bf5 (11...Be6 12.d3 Qc7 13.Ng5 d5 14.Ne6 fe6 15.Qe2 cb5 16.ab5 Qd7+=; 11...ab5 12.ab5 Ra1 13.Qa1 Be6 14.d3 Bf5 15.d4 ed4 16.Nd4 Bd3+=; 11...Qc7 12.d3 Re8 13.Qd2 Bd7 14.Rfb1 Nf5 15.Ng5 ab5 16.ab5 Ra1=; 11...e4 12.Nd4 Re8 13.d3 ab5 14.ab5 Ra1 15.Ba1 Bg4 16.f3 ef3+=) 12.d4 Qc7 13.Qe2 Rfe8 14.de5 de5 15.e4 Be6 16.bc6 bc6=.

10.a4 Be6 11.d3 (11.Qb3 Qc8 (11...h6 12.Rfb1 Qa5 13.d3 Nf5 14.Qc2 Rfe8 15.e3 Rac8 16.Bc1 Qc7=; 11...Nd7 12.a5 Nc5 13.Qb4 Nf5 14.d3 a6 15.b6 Qf6 16.Rad1 Nd4=; 11...Rc8 12.Ng5 Nf5 13.e3 Nd7 14.Ne6 fe6 15.Qc2 Qc7 16.d3 Nf6=; 11...Qd7 12.Ng5 d5 13.Ne6 Qe6 14.cd5 cd5 15.Rac1 Rfd8 16.Rc2 a6=) 12.Rfc1 Bh3 13.Bh3 Qh3 14.bc6 bc6 15.Qc2 Qe6 16.d3 Rfb8=+) 11...h6 (11...Re8 12.Ng5 Bf5 13.a5 h6 14.Nge4 Ne4 15.de4 Be6 16.Qd3 Qc7=; 11...Rc8 12.Qd2 Nf5 13.e4 Bh6 14.Qe2 Ne7 15.d4 ed4 16.Nd4 cb5+=; 11...a6 12.Ng5 Bc8 13.Ba3 c5 14.Bb2 h6 15.Nf3 Be6 16.Qd2 Re8=; 11...Nf5 12.Ng5 Bd7 13.Nge4 Qe7 14.e3 Qe6 15.Ba3 Rfd8 16.Qf3 Ne4+=) 12.a5 cb5 (12...a6 13.b6 Re8 14.e4 Qd7 15.Qc2 Rad8 16.Rfd1 g5=) 13.cb5 (13.Nb5 a6 14.Nc3 Nc6 15.Qa4 Rc8 16.Rfb1 Re8=) 13...Rc8 (13...a6 14.b6 Rc8 15.Ne5 de5 16.Bb7 Rc5=+) 14.Qd2 (14.a6 b6 15.Rc1 Ned5 16.Nd5 Nd5=) 14...Nd7 (14...Nfd5 15.Nd5 (15.a6 b6 16.Nd5 Nd5=) 15...Nd5 16.Rfc1= Qd7=) 15.d4 (15.a6 b6= 16.d4 f5=) 15...f5 16.de5 (16.a6 b6=) 16...de5 (16...Ne5=) 17.Rfd1 (17.Qe3 e4 18.Nd4 Nd5 19.Nd5 Bd5=) 17...Nc5 18.Qd8 (18.Qe1 Qe8 19.Rab1 Bb3=) 18...Rfd8=+ 19.Rd8 Rd8 20.Rd1 Rd1 21.Nd1 Bc4 (21...e4 22.Nd4=+) 22.Be5= Be5 (worse 22...Bb5 23.Bd6 Nb3 24.Be7 Be2 25.Ne3 Na5 26.Bc5+–; 22...Be2?! 23.Bg7 Kg7 24.Nc3 Bf3 25.Bf3=) 23.Ne5 Bb5 24.Nc3 Ba6 (24...Bc6 25.Bc6 bc6 26.Na2=) 25.e4 Kg7 26.ef5 Nf5 27.Bf1 (27.Be4 Nb3=) 27...Bf1=+ 28.Kf1 Nd4 29.Nc4 (29.h3 Ncb3 30.a6 ba6=+) 29...Nc6–/+ 30.Nb5 (30.Ne2 Nb3–/+) 30...Kf6 (30...a6 31.Nbd6 Kf6 32.h4–/+) 31.f4 Ke6 (31...a6!? 32.Nc7 Nb3–/+) 32.Nc7=+ Kd7 33.Nd5 Nb3 34.g4 (34.a6!? ba6 35.Kf2=+) 34...Nba5–/+ 35.Nce3 b5 36.Ke2 (36.f5 g5–/+) 36...Nb3 37.Kd3 Nc5 38.Kc3 a5 39.f5 g5 40.f6 (40.Nf6 Ke7 41.Nfd5 Kd6–+) 40...Ke6 (40...Ne4 41.Kb2 Ne5 42.Kb3–+) 41.Nc7 Kf6 42.Nb5 Ne5 (42...Ne4 43.Kc4 Ke5 44.Na3–+) 43.Kd4 (43.Nd5 Ke6 44.Ne3 a4–/+) 43...Ne6 44.Ke4 Nf4 45.h4 Neg6 (45...a4 46.hg5 hg5 47.Kd4 Nf3 48.Kc4–/+) 46.hg5 Kg5 47.Nd4 (47.Nd6 Nh8–/+) 47...a4 48.Nf3 Kf6 49.Nc4 Ne6 50.Na3? (better 50.Kd5!?–/+) 50...Ng5–+ 51.Ke3 (51.Ng5 Kg5 (51...hg5?! 52.Nc4–/+) 52.Kf3 Ne5 53.Ke4 Ng4–+) 51...Nf3 52.Kf3 Kg5 53.Nc4 (53.Nb5 Ne5 54.Ke4 Kg4 55.Ke5–+) 53...Ne5!! 54.Ne5 a3 55.Nf7 Kf6 56.Nh6 a2 57.Nf5 a1Q 58.Kf4 (58.Ng3 Ke5–+) 58...Qe5 (58...Qf1 59.Ke4–+) 59.Kf3 Kg5 (59...Qd5 60.Kf4 Qc4 61.Ke3–+) 60.Ne3 Qf4 61.Ke2 Qe4 62.Kf2 0–1. Montes de Oca,J (2150) – Mayorga,Nicolas, 1st Chesspangenberg Open, Buenos Aires (3), 2003. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.0-0 Nc6 8.b5 Ne7)

10.a4 Re8 A) 11.Qc2 Be6 (11...Bf5 12.e4 Be6 13.Qd3 Nd7 14.Ng5 Nc5 15.Qe2 Bd7 16.Rab1 Nc8=; 11...Bg4 12.Qd3 Bf5 13.e4 Ne4 14.Ne4 d5 15.cd5 cd5 16.Nfg5 de4=+; 11...Qc7 12.a5 Be6 13.Qd3 d5 14.Ng5 Bf5 15.e4 de4 16.Nge4 Rad8=; 11...Nf5 12.e4 Nd4 13.Nd4 ed4 14.Ne2 c5 15.a5 Qe7 16.Rfe1 Ng4=) 12.Qd3 cb5 13.cb5 Bf5 14.Qc4 d5 15.Qh4 d4 16.Nd1 g5–/+; B) 11.Qb1 Nf5 (11...Be6 12.Qd3 cb5 13.cb5 Bf5 14.Qc4 e4 15.Nd4 d5 16.Qb3 Rc8=; 11...a6 12.Qd3 Bf5 13.e4 Ne4 14.Ne4 d5 15.cd5 cd5 16.Nfg5 de4=+; 11...Bg4 12.Qd3 Nd7 13.Ba3 d5 14.cd5 Nd5 15.e4 N7f6 16.bc6 bc6=; 11...Bf5 12.e4 Be6 13.Qd3 Nd7 14.Ng5 Nc5 15.Qe2 Bd7 16.Rab1 Nc8=) 12.e4 Nd4 13.Qd3 Nd7 14.bc6 bc6 15.Ba3 Ba6 16.Ne2 d5–/+; C) 11.a5 Be6 (11...a6 12.b6 e4 13.Nd4 Nf5 14.Nf5 Bf5 15.e3 d5 16.cd5 Nd5=; 11...e4 12.Nd4 d5 13.cd5 c5 14.Nc2 Ned5 15.Nd5 Qd5 16.f3 Qh5=; 11...cb5 12.cb5 e4 13.Nd4 Nf5 14.Nf5 Bf5 15.a6 Rb8 16.f3 d5=; 11...h6 12.Qc2 a6 13.b6 Be6 14.Qd3 Rc8 15.Rac1 c5 16.Ne4 Ne4=) 12.Qa4 a6 13.Ng5 Bd7 14.b6 d5 15.Qb4 Rc8 16.Rac1 h6=; D) 11.d3 h6 (11...a6 12.Qd2 Nf5 13.e4 Nd4 14.Nd4 ed4 15.Ne2 c5 16.Nf4 Bd7=; 11...Qa5 12.Qc2 Nf5 13.Ne4 Ne4 14.de4 Nd4 15.Nd4 ed4 16.Rad1 c5+=; 11...Bd7 12.a5 a6 13.b6 h6 14.c5 Bg4 15.Rc1 Nf5 16.Nd2 Nd4=; 11...Be6 12.Ng5 Bf5 13.a5 h6 14.Nge4 Ne4 15.de4 Be6 16.Qd3 Qc7=) 12.a5 a6 13.b6 Be6 14.e4 Qd7 15.Bc1 g5 16.Be3 g4=.

10.a4 Bf5 A) 11.d3 Be6 (11...Re8 12.Qd2 Qd7 13.a5 a6 14.b6 Bg4 15.Ng5 d5 16.h3 Bf5+=; 11...a6 12.Qd2 Re8 13.e4 Bd7 14.d4 Ng4 15.de5 Ne5 16.Ne5 de5+=; 11...Qd7 12.a5 a6 13.b6 Rad8 14.e4 Bg4 15.Qd2 Nh5 16.Ne1 Bh3=; 11...Rc8 12.Qd2 Re8 13.Rab1 h6 14.Qe3 Qa5 15.h3 Be6 16.g4 Rc7=) 12.Ng5 Bf5 13.Qb3 h6 14.Nge4 Ne4 15.Ne4 d5 16.Nc3 Be6=; B) 11.d4 cb5 (11...e4 12.Nd2 d5 13.e3 dc4 14.Nde4 Ne4 15.Ne4 Be4 16.Be4 cb5+=; 11...Qc7 12.a5 e4 13.Nh4 Be6 14.d5 cd5 15.cd5 Nfd5 16.Nd5 Bd5+=) 12.de5 de5 13.Ne5 b4 14.Na2 a5 15.Bb7 Rb8 16.Bg2 Qc7=+; C) 11.a5 Rc8 (11...cb5 12.cb5 Rc8 13.a6 b6 14.Rc1 Qd7 15.d3 Bh6 16.e3 Be6=; 11...Re8 12.a6 ba6 13.Ra6 Bc8 14.Ra4 Bb7 15.Qa1 Qb6 16.Rb1 cb5+=; 11...a6 12.b6 Re8 13.d3 h6 14.e4 Bg4 15.Qd2 Be6 16.Ra4 g5+=; 11...Be6 12.d4 e4 13.Nd2 d5 14.a6 ba6 15.bc6 Nc6 16.cd5 Nd5=) 12.a6 b6 13.d4 e4 14.Nh4 Be6 15.bc6 Bc4 16.Ne4 Ne4=+; D) 11.Re1 Re8 (11...a6 12.d3 Qd7 13.c5 Rfd8 14.Qc2 Bg4 15.cd6 Qd6 16.Ba3 Qe6+=; 11...Qa5 12.d3 Rfe8 13.Qd2 Rad8 14.Rab1 Be6 15.Bc1 Nf5 16.Ng5 Bd7=; 11...Rc8 12.d3 Re8 13.Qd2 a5 14.Rab1 Qd7 15.bc6 Nc6 16.Ng5 h6=; 11...Qc7 12.a5 d5 13.cd5 cd5 14.a6 d4 15.ab7 Rab8 16.Na4 Nfd5=) 12.d3 a6 13.Qd2 h6 14.Reb1 Qc7 15.h3 Be6 16.e3 Qd7=.

10.bc6 bc6 11.c5 e4 (11...Rb8 12.Rb1 Bf5 13.cd6 Qd6 14.d3=) 12.cd6+= Nf5 13.Ne5 (13.Ng5 Nd6 14.Ba3 Bf5+=) 13...Qd6= 14.Nc4 Qe6 15.Ne3 (15.d3 ed3 16.ed3 Nd4+=) 15...Rd8 (15...Ne3 16.fe3 Rb8 17.Na4=) 16.Nf5 gf5 (16...Qf5 17.Qc2 Rb8 18.Rab1=) 17.Na4 (17.Rb1 Rb8=) 17...Qd6 (17...Rb8 18.Qc1=) 18.d3 Ba6 19.de4 (19.Rc1 ed3 20.ed3 Qd3 21.Bc6 Rac8 22.Qd3 Bd3+=) 19...fe4 (19...Qd1 20.Rfd1 fe4 21.Kf1=) 20.Qc2 e3 (20...Bb5!? 21.Nc3 Qe6+=) 21.fe3+– (21.Bc6 ef2 22.Kf2 Ng4 23.Kg1 Qh6–/+) 21...Ng4 (21...Bb5 22.Nc5 Qe7 23.Kh1+–) 22.Bg7 (22.Bc6 Qh6 23.h4 Qe3 24.Kg2 Rd2–+ (24...Qe2?! 25.Qe2 Be2 26.Ba8 Bf1 27.Kf1 Ra8 28.Bg7 Kg7 29.Nc5=; 24...Be2 25.Qf5 Bb2 26.Ba8 Ba1 27.Ra1 Ra8 28.Qg5 Qg5 29.hg5–+); 22.Qc6?! Qc6 23.Bc6 Rac8+=) 22...Kg7 23.Rf4 (23.Nc5 Bc8 24.Qc3 Qe5+–) 23...Qe6? (better 23...Ne5+–) 24.Qc3+– (24.Qc3 Kg8 25.Nc5 (25.Bc6?! Rac8=) 25...Qe3 26.Qe3 Ne3 27.Na6 Ng2 28.Kg2+–) 1–0. Stocek,Jiri (2475) – Manik,Mikulas (2380), Mlada Boleslav op, 1995. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.0-0 Nc6 8.b5 Ne7 9.Nc3 c6)

10.d3 A) 10...a6 A1) 11.a4 Qc7 (11...Re8 12.Qd2 Qc7 13.Rfb1 Bd7 14.Bc1 d5 15.b6 Qd6 16.Ba3 Qe6=; 11...Bd7 12.bc6 bc6 13.Rb1 Rb8 14.c5 Be6 15.Qc1 Re8 16.cd6 Qd6=; 11...ab5 12.ab5 Ra1 13.Qa1 Re8 14.Qa4 Bg4 15.Ra1 h6 16.Qa7 Qd7+=; 11...Qd7 12.Qd2 Re8 13.Rfb1 Nf5 14.e4 Bh6 15.Qc2 Ng7 16.d4 ed4+=) 12.Qb3 Be6 13.Ng5 Nf5 14.e3 h6 15.Ne6 fe6 16.b6 Qf7=; A2) 11.Qa4 Rb8 (11...Bd7 12.bc6 Bc6 13.Qb3 Qc7 14.Rfc1 Rfc8 15.e4 Bh6 16.Rcb1 b6=; 11...cb5 12.cb5 Bd7 13.Qb4 Be6 14.Ba3 Nfd5 15.Nd5 Nd5 16.Qd6 Nc3=; 11...Be6 12.bc6 Nc6 13.Ng5 Qc7 14.Rab1 Bd7 15.Qb3 Rab8 16.e3 Bf5=; 11...Qc7 12.Rfb1 Bf5 13.bc6 bc6 14.c5 d5 15.e4 Be6 16.ed5 Nfd5=) 12.Qc2 ab5 13.cb5 cb5 14.Nb5 Be6 15.Qc7 Qc7 16.Nc7 Bf5=; A3) 11.d4 e4 12.Ne1 ab5 13.cb5 Bf5 14.f3 Ned5 15.Nd5 cd5 16.Qb3 Re8=; A4) 11.bc6 bc6 12.Rb1 Qc7 13.c5 d5 14.Na4 Nd7 15.Nb6 Rb8 16.Qc2 f5=; B) 10...Bd7 B1) 11.a4 Be6 (11...Re8 12.a5 a6 13.b6 Rc8 14.Ne4 Ne4 15.de4 Be6 16.Qd3 f5+=; 11...a6 12.Qb3 Re8 13.Rfd1 Nf5 14.e3 Qe7 15.h3 Nh6 16.g4 g5+=; 11...Bg4 12.h3 Bf3 13.Bf3 d5 14.e3 Qd7 15.Bg2 dc4 16.dc4 Qe6=; 11...Qa5 12.c5 Ne8 13.Ne4 d5 14.Ned2 f6 15.bc6 bc6 16.Qc2 Rb8=) 12.Ng5 Bf5 13.Qb3 h6 14.Nge4 Ne4 15.Ne4 d5 16.Nc3 Be6=; B2) 11.Rb1 Qc7 (11...Re8 12.bc6 Bc6 13.e4 Nd7 14.d4 ed4 15.Nd4 Ne5 16.Qb3 Nd3=; 11...Qa5 12.c5 cb5 13.cd6 Nc6 14.a4 b4 15.Nb5 a6 16.Nc7 Rac8=; 11...Bf5 12.bc6 bc6 13.c5 Bg4 14.cd6 Qd6 15.Qa4 Rfe8 16.Ba3 Qc7+=; 11...Rc8 12.Ba3 c5 13.Bc1 Qb6 14.Qc2 Rce8 15.Bg5 Be6 16.Bf6 Bf6=) 12.Qd2 Rfe8 13.d4 e4 14.Ng5 d5 15.bc6 bc6 16.cd5 cd5=; B3) 11.Qd2 Qc7 (11...Re8 12.Rab1 Qc7 13.a3 h6 14.bc6 bc6 15.c5 dc5 16.Na4 e4=; 11...a6 12.bc6 bc6 13.Rab1 Rb8 14.c5 Be6 15.Ba3 d5 16.Ne5 Qa5+=; 11...Rc8 12.a4 Re8 13.Rfb1 Nf5 14.e4 Nd4 15.Nd4 ed4 16.Ne2 c5=; 11...h6 12.a4 Re8 13.a5 a6 14.b6 Be6 15.Rad1 Qd7 16.Ne4 Ne4+=) 12.a4 a6 13.Rfb1 Rfe8 14.Bc1 d5 15.b6 Qd6 16.Ba3 Qe6=; B4) 11.bc6 Bc6 (11...Nc6 12.Ba3 Bg4 13.Rb1 Qa5 14.Qc1 Nd4 15.Bb4 Qd8 16.Nd4 ed4+=) 12.Rb1 Re8 13.e4 Rc8 14.Qb3 Nd7 15.Qa3 Nc5 16.Rfd1 f5=; C) 10...Re8 C1) 11.Qd2 a6 (11...Qc7 12.a4 a6 13.Rfb1 Bd7 14.e4 Be6 15.Ng5 Bg4 16.h3 Bd7=; 11...Nf5 12.Rfb1 cb5 13.Nb5 a6 14.Nc3 Qc7 15.h3 h6 16.e4 Ne7=; 11...Bd7 12.Rfb1 Qc7 13.a4 a6 14.e4 Be6 15.Ng5 Bg4 16.h3 Bd7=; 11...Qd7 12.Rfb1 Qf5 13.bc6 bc6 14.Ba3 d5 15.cd5 cd5 16.Nb5 Be6+–) 12.bc6 bc6 13.Rfb1 Qc7 14.c5 d5 15.Na4 Nd7 16.Nb6 Rb8=; C2) 11.a4 a6 (11...Bg4 12.h3 Bd7 13.a5 a6 14.b6 Be6 15.Ng5 Bc8 16.d4 ed4+=; 11...Qc7 12.a5 d5 13.cd5 cd5 14.b6 Qc5 15.d4 Qb4 16.Qd2 ed4=; 11...Qa5 12.Qc2 Nf5 13.Ne4 Ne4 14.de4 Nd4 15.Nd4 ed4 16.Rad1 c5+=; 11...Bd7 12.a5 a6 13.b6 h6 14.c5 Bg4 15.Rc1 Nf5 16.Nd2 Nd4=) 12.Qd2 Qc7 13.Rfb1 Bd7 14.Bc1 d5 15.b6 Qd6 16.Ba3 Qe6=; C3) 11.Qc2 Bd7 (11...Qc7 12.a4 a6 13.Rfb1 Be6 14.Ng5 Bd7 15.Qb3 Nf5 16.e3 ab5=; 11...Bf5 12.e4 Bg4 13.h3 Bf3 14.Bf3 cb5 15.Nb5 a6 16.Nc3 Nc6=; 11...a6 12.bc6 bc6 13.Rab1 Qc7 14.d4 e4 15.Nd2 d5 16.Na4 Bg4=; 11...cb5 12.Nb5 Nc6 13.Rab1 Qd7 14.Ba3 e4 15.Nd2 e3 16.Nb3 ef2+=) 12.d4 ed4 13.Nd4 Nf5 14.Rfd1 Rc8 15.Nf5 Bf5 16.Qd2 Ng4=; C4) 11.Rb1 Qc7 (11...Bf5 12.Qd2 a6 13.bc6 bc6 14.c5 Rb8 15.Ba3 Rb1 16.Rb1 dc5=; 11...Bd7 12.bc6 Bc6 13.e4 Rc8 14.Qb3 Nd7 15.Qa3 Nc5 16.Rfd1 f5=; 11...a6 12.bc6 bc6 13.c5 Rb8 14.Qc2 Bg4 15.Qa4 Ra8 16.Nd1 Bf3+=; 11...Bg4 12.bc6 bc6 13.h3 Bf3 14.Bf3 Rb8 15.Qa4 Qd7 16.g4 h6=) 12.Qd2 a6 13.bc6 bc6 14.c5 d5 15.Na4 Nd7 16.Nb6 Rb8=.

8.a4 c6 9.Na3 Qc7 10.d3 Re8 11.e4 h6 12.Nc2 a5 13.b5 Nc5 14.Re1 Bg4 15.Ne3 Be6 16.Ra3 Ng4 17.Nf1 f5 (17...Rac8 18.N1d2=) 18.N1d2 (18.ef5 gf5 19.h3=) 18...f4 (18...fe4 19.Ne4 Ne4 20.Re4=+) 19.Qe2 (19.gf4 ef4 20.Bg7 Kg7+=) 19...Rf8 (19...fg3 20.hg3 Rf8 21.Rf1=+) 20.Rf1 (20.h3 cb5 21.ab5 Nf6+=) 20...g5 (20...fg3!? 21.fg3 Qb6=+) 21.h3+= Nf6 22.Nh2 (22.gf4 gf4 23.d4 ed4 24.Nd4 Rae8=) 22...Bd7 23.g4 Rfd8 24.Nhf3 Rac8 25.Rd1 Ne6 (25...Re8 26.Rb1=) 26.Rc1 (26.d4 ed4 27.Nd4 Nd4 28.Bd4 Be6+=) 26...c5 27.Ra2 ½–½. algernon (2555) – michelleke (2430), net–chess.com, 2014.

8.Qb3 Re8 9.d3 Nf8 10.Nbd2 h5 (10...Ne6 11.e3=) 11.Rac1 N6h7 (11...Qe7 12.c5+=) 12.e4 (12.e3 a5+=) 12...f5 (12...a5 13.Qa3+=) 13.d4+/– fe4 14.Ne4 ed4 15.Nd4 Ne6 (15...a5 16.ba5 Ra5 17.Rfe1+=) 16.Rcd1 Nd4 17.Bd4 (< 17.Rd4 Bd4 18.Bd4 a5=+) 17...Qe7 18.Bg7 Qg7 19.Nc3 Qf7 20.c5 (20.Rfe1 Re1 21.Re1 Nf6+/–) 20...Be6 (20...Qb3 21.ab3 dc5 22.bc5+=) 21.Qa3 dc5 22.bc5 c6 23.Ne4 Qg7 24.Nd6 Re7 25.Rfe1 Ng5 26.Qe3+– Nf7 27.Nb7! Ree8 28.Nd6 Nd6 29.cd6 Bd7 30.Qb3 Kh8 31.Re7! Re7 32.de7 Qe7 33.Qb7 Rd8 34.Qc7 (34.Bc6?! Bh3 35.Rd8 Qd8+/–) 1–0. Yatsenko,A (2430) – Petrukhin,D (2415), TCh–RUS HL, Sochi RUS, 2007.

8.Qc2 a5 9.a3 ab4 10.ab4 Ra1 11.Ba1 c6 12.d3 Qe7 13.e4 Ne8 (13...Re8 14.Re1=) 14.Nbd2 (14.d4 Nef6=) 14...Nc7 (14...f5 15.ef5 gf5 16.b5=) 15.d4+= Na6 16.Rb1 ed4 17.Nd4 c5 18.bc5 dc5 19.Nb5 Nb4 20.Qb3 Ba1 21.Ra1 Nb6 22.Nf1 (22.Qc3 Bd7+=) 22...Rd8 23.Ne3 Rd3 24.Qb2 Qd8 25.e5 Rd2 26.Qc3 (26.Qa3 f6+=) 26...Qd3 Exerts pressure on the isolated pawn (26...Rd3!? 27.Qe1 Qe7=) 27.Qd3 Nd3 (27...Rd3? 28.Nd6 Kg7 29.Ra5+– (29.Nb7?! Bb7 30.Bb7 Rd4+=)) 28.Nd6 Attacking the backward pawn on b7 28...Be6 (28...Ne5? 29.Nc8 Nbc4 30.Nc4 Nc4 31.Bb7+–) 29.f4 Nb2 (29...Re2 30.Nd5 Nd5 31.cd5 Rg2 32.Kg2 Bd5 33.Kf1 Kg7+–) 30.Nb7 N2c4 31.Nc4 Bc4 (31...Nc4 32.Nc5 Bd5 33.Bd5 Rd5 34.Ne4+–) 32.Nc5+– h5 33.Ne4 Rb2 34.Rd1 (34.Nd6 Be6+–) 34...Kg7 35.Rd2 Rd2 36.Nd2 Be6 (36...f6 37.Kf2+–) 37.Ne4 Nd7 0–1. Duprat,Fabrice (2125) – Valverde,Andres (2120), IECG, 2003. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0-0 5.Bg2 d6 6.0-0 e5 7.c4 Nbd7)

8.Qc2 c6 9.Nc3 Nb6 10.d3 Bg4=.

8.Qc2 c6 9.d3 Re8 10.Nbd2 Qe7 11.Rab1 Nh5 12.e4 Rf8 13.d4 a5 14.a3 ab4 15.ab4 ed4 16.Nd4 Ne5 17.Ra1 Bd7 18.N2b3 c5 19.bc5 dc5 20.Nf3 Nc6 21.Bg7 Ng7 22.Nh4 Ne6 23.f4 Ra1 24.Ra1 (worse is 24.Na1 Ned4 25.Qd3 Rd8+=) 24...b6 25.Nf3 Nb4 26.Qd2 Rd8 27.Ra7 Qe8 28.Ne5 Ba4 29.Qc3 f6?? (better is 29...Rd1 30.Bf1 Bb3 31.Qb3 Qd8=) 30.Ng4+– Rd1 31.Bf1 Qd8 32.Nf6 Kf8 33.Nh7 (33.Nh7 Kg8 34.Nf6 Kf8 35.Ra4+–) 1–0. Martin Martinez,Celestino – Real Masdeu,Albert, UGA op Spain, 1996. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 Nbd7 7.0-0 e5)

8.Qc2 c6 9.d4 Re8 (9...e4 10.Nfd2 d5 11.e3=) 10.Rd1 (10.de5 de5 11.e4 a5=) 10...e4=+ 11.Ne5? (better is 11.Nfd2 Qe7 12.e3=) 11...de5–+ (11...Ne5?! 12.de5 Ng4 13.Rd6=) 12.de5 Ng4 13.Be4 Nge5 14.Nd2 Qe7 15.c5 Nf6 16.Bg2 Neg4 17.Nc4 Bf5 18.Qc3 Nh5 19.Qd2 Qe2 20.Bg7 Ng7 21.Qc3?? Qf2 22.Kh1 Re2 23.Rg1 Be4 (23...Be4 24.Qf3 Qf3 25.h4 Qg3 26.Be4 Qh4) 0–1. Bumgardner – Burgin, email, 1996.

8.Qc2 Qe7 9.Nc3 c6 10.b5 Nb6 11.d3 Bd7 (11...Bf5 12.e4 Be6 13.a4=) 12.a4 cb5 13.ab5 Rfc8 14.Nd2 (14.Qd2 Be6+=) 14...d5= 15.Ba3 Qe6 16.c5 d4 17.Nce4 (17.Bb7 dc3 18.Nb1 Rcb8 (worse 18...Bb5 19.cb6 Bc6 20.Ba8+–) 19.Ba8 Na8=) 17...Rc7= (worse 17...Bb5 18.Qb2 Ne4 19.Ne4+–) 18.Ng5 Qf5 19.h4 h6 (worse 19...Bb5 20.Qb1 Nbd5 21.Qb5+–) 20.Bh3 Ng4 21.Qa2 (21.f3 hg5 22.Bg4 Qf6+–) 21...Na4 22.Bg4 Qg4 23.Qf7 Kh8 24.Nge4 (24.c6 hg5 (24...Qe2 25.cd7 hg5 26.Qe8 Kh7 27.Qa8 Rd7 28.Qe8+–; 24...bc6?! 25.Bd6 hg5 26.Ra4 cb5 27.Nf3=) 25.Bd6 Nc3 26.cd7 Rd7 27.Qg6 Ne2 (worse 27...Qe2 28.Nc4+–) 28.Kh2 Nf4 29.gf4 Qf4 30.Kg2 A) worse 30...Qd2 31.hg5 Rd6 A1) 32.Qd6 Qg5 33.Kf3 e4 34.Ke2 ed3 35.Kd1 Qg4 36.Kc1 Rc8 37.Kb2 Qe2 38.Ka3 Bf8 39.Rh1 Kg7 40.Rag1 Kf7 41.Rh7 Ke8 42.Qf8 Kf8 43.Rh8 Ke7 44.Rc8 d2–+ (44...Qf2?! 45.Rg7 Kd6 46.Rd8 Kc5 47.Rg5 Kb6 48.Rgd5–+); A2) 32.Rh1 Kg8 33.Qd6 Qg5 34.Kf1+–; B) 30...Qg4 31.Kh1 Qh3 32.Kg1 Qg4 33.Kh2 Qf4 34.Kh1 Qd2 35.hg5 Qf4=+) 24...Nc3 (24...Qe2? A) 25.Qg6 Bb5 (25...Qd3 26.Qd6 Rac8 27.b6 Nb6 28.cb6 ab6 29.Qb6+–) 26.Nc4 Qd3–+; B) 25.c6 bc6 26.bc6+–) 25.Nc3 dc3 26.Ne4 Qe2 27.Rae1 (better 27.b6!? Rf8 28.Qd5+= (28.Qg6 Qf3 29.Nc3 ab6+=)) 27...Qd3=+ 28.c6 bc6 29.Bd6 Bh3 30.Bc7 Rf8 (30...Bf1 31.Be5 (31.Qg6?! Bh3 32.Qc6 Rc8 33.Nc3 Bd7=) 31...Be5 32.Nf6+–) 31.Qf8 (31.Nc5 Qf1! 32.Rf1 Rf7–+) 31...Bf8 32.Be5 Bg7 (better 32...Kg8 33.Kh2 Bf1 34.bc6–+) 33.Kh2 (33.Bg7 Kg7 34.Nc5 Qd5–+) 33...Bf1 34.Bg7 Kg7 35.bc6 Qf3 36.Rf1 0–1. Garcia Ilundain,David (2475) – Glavina Rossi,Pablo (2405), Vendrell op, 1993. (=1.Nf3 Nf6 2.c4 g6 3.b4 d6 4.Bb2 Nbd7 5.g3 Bg7 6.Bg2 0-0 7.0-0 e5)

8.Qc2 Qe7 9.Nc3 Re8 10.Rac1 (10.Ng5 a5 11.a3 Nb6=) 10...Nf8 (10...a5!? 11.Nb5 Nb6=) 11.Nd5+= Qd8 12.d3 (12.d4 Bf5 13.e4 Ne4+=) 12...c6 13.Nf6 Bf6 14.c5 d5 15.e4 d4 16.Nd2 Be6 (16...a5 17.a3+=) 17.a3 (17.f4 a5 18.f5 gf5 19.ef5 Ba2+=) 17...a5 (17...Bg7 18.a4=) 18.f4+= ab4 19.ab4 Qc7 (19...ef4 20.gf4 Qd7 21.Nc4 Bc4 22.Qc4=) 20.Nc4 (20.f5 gf5 21.ef5 Bd5+=) 20...Bc4= 21.Qc4 Red8 (21...ef4 22.Rf4 Be5 23.Rf2=) 22.Rc2 (22.Bh3 Nd7+=) 22...Qe7 (22...ef4 23.gf4 Qd7 24.e5+=) 23.Bh3 (23.fe5 Be5 (23...Qe5?? 24.Rcf2 Nd7 25.Bh3+–) 24.Rcf2 Qe6 25.Qe6 fe6+/– (25...Ne6? 26.Rf7 Ra2 27.Bc1+–)) 23...ef4 24.gf4 Bg7 25.Rg2 (25.Rcf2 Kh8+=) 25...Ra4 (25...Nd7 26.Rg3= (26.Bd4? Nb6 27.Bf6 Qf6 28.cb6 Rd4–+)) 26.Bc1 (26.f5 Bf6+=) 26...Bh6= 27.Kh1 Qh4 (27...Ra1 28.Ra2 Ra2 29.Qa2=) 28.Rg3 (28.f5 Bc1 (28...Qh3 29.fg6 Ne6 30.gf7 Kf8 31.Bh6 Qh6 32.Rg8 Ke7 33.Rd8 Nd8 34.f8B Qf8 35.Rf8 Kf8 36.Qd4+–) 29.fg6 Ng6 (29...Qh3 30.Qf7 Kh8 31.g7; 29...hg6? 30.Qf7 Kh8 31.Rc1+–) 30.Qf7 Kh8 31.Rc1 Qf4+=) 28...Qe7 (28...Ra1 29.Kg2=) 29.Bb2 b5 30.Qb3 Ne6 31.f5 Nc7?? (better is 31...Nf4+=) 32.fg6+– hg6 33.Rg6 Kh7 (33...Bg7+–) 34.Rf7 1–0. Fernandez Lledo,J (2250) – Rodriguez Sebastian,R (1665), Madrid ESP, 3rd Chamartin Open, 2014. (=1.Nf3 Nf6 2.b4 d6 3.g3 g6 4.Bb2 Bg7 5.Bg2 0-0 6.0-0 Nbd7 7.c4 e5)

8.Qc2 Re8 9.Nc3 c6 10.b5 d5 11.bc6 bc6 12.cd5 cd5 13.Nb5 Ba6 14.Nd6 Re6 15.Nf7 Qa5 (15...Qe7!? 16.N7g5 Rb6=) 16.Bh3 Re7 17.d4 (17.N7e5 Ne5 18.Ne5 (18.Be5?! Be2 19.Qc6 Rf8=) 18...Be2 19.Rfe1+/–) 17...e4 (17...Kf7?! 18.de5 Rc8 19.Qd1=; 17...Rf7?! 18.de5 Ne4 19.Be6=+) 18.N3e5 Rc8 19.Qd1 Qb6 20.Nd7 Nd7 21.Qb3? (better is 21.Ne5 Qb2 22.Bd7 Be2 23.Qb1 Qb1 24.Rfb1 Rd7 25.Nd7 Bd4 26.Rc1–+) 21...Kf7?? (better is 21...Rf7 22.Qb6 ab6–+ (22...Nb6?! 23.Bc8 Bc8 24.Rfc1–+)) 22.Qd5–/+ Ke8 23.Ba3 Bc4 24.Qg5 Bf6 25.Qf4 g5 26.Qg4 Be6 27.Qh5 Bf7?? 28.Qh6?? Bd4–/+ 29.Bd7 Rd7?? 30.Qf8 1–0. Kane,Robert – Peat,M (2065), Uxbridge Int Tal, Uxbridge ENG, 2010.

8.Qc2 Re8 9.Nc3 Nf8 10.d3 Nh5 11.Nd2 (11.a4 a5 12.b5 Nf6=) 11...Ne6 (11...Nf6 12.e3=) 12.e3 f5 13.Ne2 (13.a4 a5 14.b5 Nc5+=) 13...c6 (13...Nf6 14.a3=) 14.b5 (14.d4 a5 15.a3 Qe7+=) 14...Bd7 15.a4 g5 (15...Nf6 16.Nc3=) 16.d4+= e4 17.g4 fg4 18.Ne4 (worse 18.Qe4 Nd4 19.Bd4 Re4 20.Ne4 Bd4 21.Nd4 Qe7–/+; 18.Be4?! Nf6+=) 18...Qc7 19.Ba3 c5 20.Rad1 Bf8? (better 20...Rf8+–) 21.dc5 dc5 22.N2g3 (22.N2g3 Nd4 23.ed4+–) 1–0. Sion Castro (2400) – Redin Miqueleiz (2085), San Sebastian op, 1996. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.0-0 Nbd7)

8.Qc2 Re8 9.d3 Nf8 10.Nbd2 h6 11.c5+= N6d7 (11...Ne6 12.Nc4+=) 12.cd6 (12.Nc4 d5 13.Na5 b6+=) 12...cd6 13.Rfc1 (13.d4 Ne6+–) 13...Ne6+= 14.Nc4 (14.Ne4 Qe7+=) 14...Qe7 (14...Nb6 15.Qb3+=) 15.e3 (15.Qa4 Nf6+–) 15...Rd8 (15...Nb6 16.Nb6 ab6 17.Nd2+=) 16.a3 (16.Qa4 Nf6+–) 16...Nef8 (16...Nf6 17.Na5+=) 17.Qc3 (17.Na5 d5+–) 17...Nf6 (17...Ne6 18.Qb3+=) 18.Nfd2 (18.Qb3 Ne6+=) 18...Be6 19.b5 (19.a4 N8h7+=) 19...Rac8 20.Qb4 (20.Qa5 b6 21.Qb4 Nd5+=) 20...Bd5 (better 20...Nd5 21.Qa5 Nd7+=) 21.Ne5?? (better 21.Ne4!? Ne4 22.de4 Bc4 23.Rc4+=) 21...Bg2 (21...Rc1 22.Rc1 Bg2 23.Kg2 Nd5 24.Ng6 fg6–/+) 22.Kg2? (22.Rc8!? Rc8 23.Kg2=) 22...Rc1 (22...Nd5 23.Ng6 Ng6 24.Qb3–+) 23.Ng6 (23.Rc1 Nd5 24.Ng6 fg6–/+) 23...Ng6 (23...fg6 24.Rc1 Ne6 25.e4–/+) 24.Rc1 Ne5 (24...Nd5 25.Qb3 Bb2 26.Qb2 Qe6–/+) 25.Qd4 (25.Be5!? Qe5 26.Nf3=+) 25...Qd7 (25...Ne8 26.Qd5–+) 26.a4–/+ a6 (26...b6–/+) 27.Qb6 (better 27.Nc4!?–/+) 27...Nd3–+ 28.Rc7?? (better 28.Bf6 Bf6 29.Rc7–+) 28...Qf5 29.e4 (29.Rb7 Qf2 30.Kh3–+) 29...Ne4 30.Bg7 (30.Bc1 Nef2 31.Re7 Rc8 (31...Nc1?! 32.Qd8 Kh7 33.Qd7 Qd5 34.Nf3=) 32.ba6 Qh3 (32...Nc1?! 33.ab7 Ncd3 34.bc8Q Qc8 35.Qb7 Qh3 36.Kg1–/+) 33.Kf3 Be5–+) 30...Nd2 31.Bh6 (31.Qe3 Qd5 32.Kh3 Kg7 33.Qd2–+) 31...Qf3 32.Kg1 (32.Kh3 Qh5 33.Kg2 Ne1 34.Kh1 Qf3 35.Kg1 Qg2) 32...Qd1 33.Kg2 Qf1 0–1. Pettersen,Joar Gullestad (2075) – Gabrielsen,Trond (2260), Norwegian Championship Codanserien, 2016. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.0-0 Nbd7)

8.Qc2 Ne8 9.d4+= f5 (9...a5 10.b5+=) 10.de5 de5 11.Rd1 Qe7 Black prepares e4 12.c5 Kh8 (12...a5 13.c6 bc6 14.Qc6+=) 13.Nc3 (13.c6 bc6 14.Qc6 Rb8+=) 13...c6 14.Nd2 (14.a3 e4 15.Nd4 Nc7=) 14...e4= 15.Nc4 b6 16.cb6 ab6 17.a3 (better 17.b5 Qe6 18.bc6 Qc6 19.Nd5=) 17...Ba6? (better 17...Qe6 18.Ne3 Nd6=) 18.Rd7!+– Qd7 Decoy theme: d7 19.Nb6 Theme: Double Attack 19...Qb7 20.Na8 Qa8 21.Bf1 (21.Na2 Nf6+–) 21...Nf6 22.e3 (22.Na4!? Re8+–) 22...Bf1+– 23.Rf1 Ng4 24.Na4 Ne5 25.Nc5 Qc8 (25...Re8 26.Kg2+–) 26.Rd1+– Rf7 (26...Rd8 27.Kg2 Rd1 28.Qd1+–) 27.Be5 (27.Rd6 Re7+–) 27...Be5 28.Qb3 (28.a4 Qe8+–) 28...Re7 (28...Ra7 29.a4+–) 29.Rd2 (29.a4 Qe8+–) 29...Kg7 (29...Ra7 30.a4+–) 30.Qd1 (30.a4 Qe8+–) 30...h5 (30...Qe8!?+–) 31.Rd8+– Qc7 32.Ne6 Re6 33.Rd7 Re7 34.Rc7 Rc7 35.Qc2 (35.Qc2 Bd6 36.a4+–) 1–0. Lematschko (2290) – Wong (2020), Manila, 1992. (=1.c4 Nf6 2.Nf3 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.0-0 Nbd7)

8.Nc3 Nc5 9.bc5 dc5 10.Ne5 Nh5 11.Nd3 Bf5 12.Nc5 (< 12.Bb7 Rb8 13.Nc5 Qe7+–) 12...b6 13.Ba8 Qa8 14.Nd3 Bh3 15.Nd5 Bf1 16.Qf1 c6 17.Ne7 Kh8 18.Bg7 Kg7 19.Ne5 Re8 20.N5c6 Kf8 (20...Qb7 21.a4+–) 21.Qh3 Re7 22.Ne7 Ke7 23.Qh4 Kf8 24.g4 Ng7 25.Qh7 Qe4 26.Qh8 Ke7 27.Qg7 Qg4 28.Kf1 Qc4 29.Qe5 Kf8 30.d3 Qh4 (30...Qc6 31.e4 a6+–) 31.Rc1 Qh3 32.Ke1 Qg4 33.Rc7 Qg1 34.Kd2 Qf2 (34...Qg5 35.Qg5 Kg7 36.Qe5 Kh6 37.h4 g5 38.Qg5 Kh7 39.Rf7 Kh8 40.Qd8) 35.Rc8 1–0. kamret (2190) – ferarapan, GameColony.com, 2003.

8.Nc3 c6 9.Rc1 a5 10.b5 Nc5 (10...Qe7 11.d4=) 11.d4 ed4 12.Nd4 Qb6 13.a4 Bg4 14.h3 Bd7 15.e4 (15.Rb1 Rfe8+=) 15...Rfe8 16.Re1 Rad8 17.Qc2 Nh5 18.Qd2 (18.Rcd1 Nf6+=) 18...Ne6 (18...Ng3!? 19.Rb1 Nh5=+) 19.Nf3 (19.Nce2 Be5+=) 19...Ng3 20.c5 (20.Qd6 Nh5 21.Nd5=+) 20...Nc5–/+ 21.Kh2?? (better is 21.fg3 Ne4 22.Qe3 Qe3 23.Re3 Ng3 24.Re8 Re8 25.Kh2–+) 21...Nge4–+ 22.Ne4 Ne4 23.Qc2 Bb2 24.Qb2 Nf2 25.Qc3 Ne4 26.Qb2 Qf2 27.Re4 Qb2 (27...Qb2 28.Rce1 Re4 29.Re4 cb5 30.ab5 d5–+) 0–1. gbsr (2210) – gorgorinis (2280), net–chess.com, 2003.

8.Nc3 c6 9.e4 Qe7 10.d3 Nh5 11.Re1 f5? (better 11...a5 12.b5 Nc5+=) 12.ef5+– gf5 13.Ne5 (13.b5!? Qd8+–) 13...Ne5 (13...de5!? 14.Qh5 Qb4+=) 14.Qh5+– Qf6 15.Rad1 Qg6 16.Qg6 Ng6 17.f4 (17.d4 Bd7+–) 17...Bd4 18.Kf1 Bd7 19.Na4 Bb2 20.Nb2 a5 21.b5! cb5 (21...Rae8 22.Kf2+–) 22.cb5+– Bb5 23.Bb7 Rab8 24.Bd5 Kg7 25.Rc1 (25.Nc4 Bc4 26.dc4 Rfd8+–) 25...Rfc8+– 26.Rc8 Rc8 27.Bc4 Bc4 (27...Bd7 28.Bb3+–) 28.Nc4+– (worse 28.dc4 Kf7+–) 28...d5 (28...Kf6 29.Rb1 (worse 29.Na5 Ra8 30.Nc4 Ra2+–) 29...d5 30.Na5+–) 29.Nd6 (29.Na5?! Ra8 30.Nc6 Ra2+–) 29...Rc2 (29...Rf8 30.a4+–) 30.Nf5 Kf6 31.Ne3 Ra2 32.Nd5 Kf5 33.h3 h5 34.Ne7 (34.Rb1 Ke6 35.Rb5 Ne7 36.Ne7 Ke7 37.Rh5 Kf6+–) 34...Ne7 35.Re7 a4 36.Re5 Kg6 37.Rg5 Kh6 38.Ra5 h4? (better 38...Kg6+–) 39.Ra6 Kg7 40.gh4 Rh2 41.Ra4 Rh3 42.Ke2 Rh4 43.Ke3 Kf6 44.Ke4 Rh8 45.Ra6 Kf7 46.Ke5 Re8 47.Kf5 Kg7 (47...Rd8 48.Ra7 Kg8+–) 48.d4 Rf8 49.Ke5 Re8 50.Re6 Rd8 (50...Ra8+–) 51.d5 Kf7 (51...Ra8 52.d6 Ra5 53.Ke4 Kf7+–) 52.d6 Rd7 53.Rh6 Rd8 54.Rh7 Kg6 55.Re7 Ra8 56.f5 Kg5 57.Rg7 Kh6 58.f6 Re8 59.Re7 Ra8 60.f7 (60.f7 Kg7 61.Re8 Ra5 62.Ke6 Re5 63.Ke5 Kf7 64.d7 Kg7 65.d8Q Kg6 66.Rh8 Kf7 67.Qf6) 1–0. Musayev,Eldar – Gurbanov,Ismayil, Aydin Guseinov Memorial, 2016. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 Nbd7 7.0-0 e5)

8.Nc3 e4 9.Ne1 Re8 10.Nc2 c6 11.Ne3 Ne5 12.Rc1 a5 13.b5 d5 14.cd5 cd5 15.Na4 d4 16.Nc4 Nc4 17.Rc4 d3 18.ed3 Qd3 19.Qc2 Qc2 20.Rc2 Bf5 21.Rc5 Rad8 22.Bc3 Nd5 23.Ba5 Ra8 24.Bc3 Ra4 25.Rd5 Ra2 26.Rc5 Bc3 27.dc3 Rb2 28.c4 Rd8 29.Re5 Rd4 30.g4 Be6 31.Re4 Rdd2 32.g5 Rdc2 33.Re5 Bc4 34.Ra1 b6 35.Bf1 Kg7 36.h3 Bf1 37.Rf1 h6 38.gh6 Kh6 39.Kg2 Rc5 40.Rc5 bc5 41.Ra1 Rb5 42.Ra7 f5 43.f4 Rb2 44.Kf3 Rb3 45.Kg2 c4 46.Rc7 Rc3 47.Rc8 Kg7 48.Kf2 Rc1 49.Ke2 c3 50.Rc4 Kh6 51.Rc8 c2 52.Kd3 Rf1 53.Rc2 Rf4 54.Ke2 Kh5 55.Rc8 Kh4 56.Rg8 g5 57.Ke1 Rb4 0–1. Van den Bos,Henk J (2475) – Williams,Christopher C (2475), Joel Adler mem email, 2005. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.0-0 Nbd7)

8.Nc3 e4 9.Ng5+= Ng4 10.f4 ef3 11.Nf3 Nb6 12.h3 Nc4 (12...Ne5 13.d3=) 13.hg4 Nb2 14.Qb3 d5 15.Qb2 d4 16.Ne4 d3 17.Nc3 de2 18.Rf2 Bg4 (18...Qd3 19.g5+=) 19.Re2 Bf3 (19...Qd6 20.Kh2+=) 20.Bf3 Qg5 21.Rg2 Qf5 22.Bb7 Qh3 (22...Rab8 23.Bc6+=) 23.Rh2+= Qg3 24.Bg2 Rfe8 Do you see the mate threat? 25.Qc1 Rad8 26.Kh1 Rd4 27.Qg1 Rd2 28.Ne4 (better 28.Rh3!? Qg4 29.Rf1 Bc3 30.Rc3–+) 28...Re4!–+ 29.Be4 A pinning theme 29...Rh2 30.Qh2 Qh2 31.Kh2 Ba1 (31...Ba1 32.b5 f5–+) 0–1. Hammerman,Christian – Paessler,Hans Dieter, corr ICCF, 1998. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 d6 5.Bg2 0-0 6.0-0 e5 7.c4 Nbd7)

8.Nc3 Nh5 9.d4 f5 10.de5 de5 11.e4 c6 12.c5 Qe7 13.Nd2 f4 14.Nc4 Rd8 15.Qb3 Nf8 16.Ne5 Be6 17.Nd5 Qe8 18.Rfe1 (18.gf4 Nf4 19.Qf3 Nd5 20.ed5 Bd5=) 18...Be5 (worse is 18...cd5 19.ed5 Bf7 20.Ng6+/–) 19.Be5 Qf7 (19...cd5 20.ed5 Bf7 21.Bb2+– (21.Bf4?! Qd7 22.Bd6 Re8+/–)) 20.Rad1 cd5 21.ed5 Bg4 22.f3 Bd7 23.Bf1 Re8 24.b5 fg3 25.hg3 Re5 26.Re5 Ng3 27.c6 Qf6 28.d6 Kh8 29.Qd5 Nf1? 30.cd7+– Nd7 31.Re7 Ng3? 32.Qe4 (32.Qe4 Ne4 33.Re4 Qf3 34.Rde1–+) 1–0. Panchenko,Alexander N (2460) – Maksyutov,E (2275), RUS–sf Kazan, 1995. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.0-0 Nbd7)

8.c5 Qe7 9.d4 ed4 10.Nd4 (better 10.cd6!? Qd6 11.Qd4=) 10...dc5-/+ 11.bc5 Nc5 (11...Qc5?! 12.Ba3 Qe5 13.Bf8 Nf8 14.Na3+=) 12.Ba3 b6?? (12...Qe5 13.e3-/+) 13.Qc2?? (better 13.Ba8 Nfe4 14.Bc6+-) 13...Bf5?? (better 13...Nd5! 14.Bd5 Bd4=+) 14.Nf5+/- gf5 15.Ba8 Ra8 16.Nc3 (16.Bc5 Qc5 17.Qc5 bc5+/-) 16...Nfe4 (16...f4 17.Rac1+/- (worse 17.gf4 Ng4 18.h3 Qh4 19.hg4 Qg4 20.Kh2 Qf4 21.Kh3 Qh6 22.Kg2 Qg5 23.Kf3 Qf6 24.Kg2 Qc3 25.Qc3 Bc3+=)) 17.Ne4 (17.Nd5 Qe5 18.Rad1 Re8+/-) 17...Ba1 18.Nc5 (18.Ra1?! fe4 19.Rd1 e3 20.Bc5 bc5=) 18...Bg7 19.Qf5 Rd8?? (better 19...bc5 20.e4 Re8+/-) 20.Nb7+- c5 (20...Qd7 21.Qc2 Re8+-) 21.Nd8 Qd8 22.e3 Qd2 (22...h6 23.Bc1+-) 23.Bc1 (23.Qc8 Bf8 24.Qg4 Kh8+-) 23...Qa2 (23...Qd6 24.Qf3+-) 24.Rd1 Bf8 (24...Qe6 25.Rd8 Bf8 26.e4+-) 25.Rd8 (25.Qg5 Kh8 26.Rd8 Qf2 27.Kf2 h6 28.Rf8 Kh7 29.Qg8) 25...Qc2 (25...Qe6 26.e4 h5 27.Qh5 Qe4+-) 26.Qc2 (26.Qc2 f6 27.Qf5 Kf7 28.Qh7 Bg7 29.Qh5 Ke6 30.Qd5 Ke7 31.Qd7) 1-0. geochess (2165) - wood_manipulator (2195), Rated Bullet game, lichess.org, 2013. (=1.Nf3 Nf6 2.g3 g6 3.Bg2 Bg7 4.0-0 0-0 5.b4 d6 6.Bb2 Nbd7 7.c4 e5)

8.d3 c5 9.a3 Rb8 10.Nc3 Qb6 11.Qc2 Ne8 (11...Re8 12.Rfb1+=) 12.Nd5 Qd8 13.e4 f5 14.ef5 gf5 15.Rae1 Ndf6 (15...b6 16.Bc1+=) 16.Nh4 (16.bc5!? Nd5 17.cd5 e4 18.de4 Bb2 19.Qb2 fe4 20.Re4 dc5+–) 16...Nd5 (16...cb4 17.ab4 Be6 18.f4 Bd5 19.cd5 Qb6 20.Kh1 ef4 21.Rf4+=) 17.Bd5 (17.cd5?! cb4 18.ab4 Qb6=) 17...Kh8 18.f4 ef4 (18...cb4 19.fe5 ba3 20.Ba3+/–) 19.Bg7 (19.Rf4 Bd7+–) 19...Ng7+/– 20.Rf4 Nh5 21.Qb2 Qf6 22.Qf6 Nf6 23.Bf3 cb4 24.ab4 b5 25.Nf5 bc4 26.Nd6+– Rb4 1–0. frozenfritz (2070) – anlashok (1850), net–chess.com, 2004.

8.d3 Ne8 9.Nc3 Nef6=.

8.d3 Ne8 9.Qd2 f5 (9...Nef6 10.Nc3=) 10.Ng5+= Ndf6 11.d4 (11.f4 ef4 12.Rf4 c6=) 11...e4 12.f3 Bh6 (12...Qe7 13.fe4 fe4 14.Nc3=) 13.Nc3 (13.Bc1=) 13...Nh5 (13...Nd7 14.Bc1 Nb6 15.fe4 Nc4 16.Qd3+–) 14.f4 (14.Bc1 e3 15.Qe3 f4 16.gf4 Nf4=+) 14...c6 (14...Nhf6 15.Qe3=) 15.d5 (15.a3 d5=) 15...Qb6= 16.Kh1 Bg7 17.dc6 bc6 (17...Qb4? 18.Qd5 Kh8 19.Nf7 Rf7 20.Qf7+–; worse 17...Qc6 18.Nd5 Qd7 19.Bg7 Qg7 20.g4+=) 18.b5 (18.Nd5 Qb7 19.Bg7 Nhg7=) 18...h6=+ 19.Nge4 fe4 20.Be4 Bb7 21.Bg6 cb5 22.e4 Nhf6 23.Nd5 Nd5 (23...Qc5 24.Rac1–/+) 24.cd5=+ Bb2 25.Qb2 Nf6 26.Rfd1 (26.Rae1 b4–/+) 26...Rac8 27.Bf5 Rce8 28.Qc2 Bc8 (better 28...Qc5!? 29.Qc5 dc5–+) 29.e5= de5 (better 29...Nh5!? 30.Bc8 Rc8=) 30.Bc8+– Rc8 (better 30...Nd5!? 31.Qb3 Rc8 32.Qd5 Kh8 33.Qe5 Rf6+–) 31.Qg6+– Kh8 32.Qh6 Nh7 33.Qb6 ab6 34.fe5 Ng5 35.e6 (35.Rac1!? Rc1 36.Rc1=) 35...Rc2= 36.Rf1 Nf3 37.Rf3 Rf3 38.Re1 Rff2 (38...Ra2 39.e7 Ra8 40.e8Q Re8 41.Re8 Kg7 42.Re7 Kf8 43.Re5+–) 39.e7 Rh2 ½–½. Mestre Bellido,Hector (2290) – Porras Mateo,Felipe (2295), TCh–CAT Gp2, 2017. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 d6 5.c4 e5 6.Bg2 0-0 7.0-0 Nbd7)

8.d3 Ne8 9.Nbd2 (9.Nc3 Nef6=) 9...f5 (9...e4 10.Bg7 ef3 11.Bf8 fg2 12.Kg2 Nf8 13.Re1=+) 10.c5 (10.a3 c6=) 10...Qe7 (10...d5 11.Qb3 c6 12.e4+=) 11.Rc1 (11.Qb3 Kh8=) 11...a5 (11...dc5 12.bc5 e4 13.Bg7 Kg7 14.Nd4 Nc5 15.Qc2=) 12.c6 (better 12.cd6!? cd6 13.ba5+=) 12...bc6=+ 13.b5 (13.Qb3 Qf7 14.Qa3 Ra6 15.ba5 h6=+) 13...Rb8 (worse 13...cb5 14.Ne5 Ne5 15.Ba8+=) 14.bc6 (14.Qb3 Qf7 15.Qf7 Rf7=+) 14...Rb2–/+ 15.Nc4 Rb5 16.cd7 (16.Qa4 Rc5 17.cd7 Bd7–/+) 16...Bd7 17.a4 (17.Rb1 Rb1 18.Qb1 a4–/+) 17...Rb4 18.Na5 Ba4 (18...e4 19.Ne1 Ba4 20.Nc2–+) 19.Qd2 c5 (19...d5 20.Nc6 Bc6 21.Rc6–/+) 20.Rb1 Rb1 21.Rb1 Bd7 22.Rb7 Qd8 (22...Nf6 23.Nc6 Qe8 24.Qa2 Kh8 25.Ng5–/+) 23.Qa2 (23.Ng5 Kh8=+) 23...Kh8–/+ 24.Nd2 Nf6 25.Nac4 (better 25.Ndc4!? Qe7 26.Nb3=+) 25...Bc8 26.Rb8 Qc7 (26...Qe7 27.Qa8 Be6 28.Rb7 Ra8 29.Re7 Ra1 30.Bf1–/+) 27.Ra8 (better 27.Qa8 Nd7 28.Rb3=+) 27...Bb7?? (better 27...Qe7!?–/+) 28.Ra7 (better 28.Rf8!? Bf8 29.Qa7+–) 28...d5= 29.Na5 Rb8 30.Nb7 Rb7 31.Ra8 Rb8 32.Bd5 h6 (32...Bh6 33.e3+=) 33.Bg2 (33.Ra7 Qd8 34.Bf7 g5+=) 33...Ra8 34.Qa8 Kh7 35.Nc4 (35.Qa4 Qd8=) 35...Nd7 (35...Qe7 36.Qc6=) 36.Bd5 (36.Qe8 e4 37.de4 Nf6+–) 36…Nf6 1–0. Sacchini – Calzolari, Isola d'Elba, 1985. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0-0 5.Bg2 d6 6.0-0 Nbd7 7.c4 e5)

8.d4 Qe7 9.Nc3=.

8.d4 Re8 9.Nbd2 a5 (9...e4 10.Ng5 e3 11.fe3 Re3 12.Bf3=) 10.a3 e4 11.Ng5 e3 12.Ndf3? (better is 12.fe3 Re3 13.Nh3=) 12...ef2–/+ 13.Rf2 (13.Kh1 Ng4 14.Qd3 Re3–+) 13...Ng4–+ 14.Qd2 (14.Rf1 Ne3 15.Qd3 Nf1 16.Kf1 Qe7–+) 14...Nf2 15.Kf2 Qe7 16.b5 h6 17.Nh3 Nf6 18.Kg1? Qe2 19.Qe2 Re2 20.Bc1 Bg4 21.Nf4 Rc2 22.c5 dc5 23.Ne5 cd4 24.Bb7 Re8 25.Nfd3 Bf5 26.Bf4 Ng4 27.Bc6 Ne5 28.Ne5 Be5 29.Be8 Bf4 30.gf4 d3 31.Rd1 Re2 32.Bc6 d2 33.Kf1? Bd3 (33...Bd3 34.Bf3 Rh2 35.Kg1 Rh4–+; 33...Rh2!? 34.Bg2 Bh3 35.Bh3 Rh3 36.Rd2 Ra3 37.Rd8 Kg7 38.Ra8–+) 0–1. ncc_1701 – snowshinethedog, ChessWorld.net, 2005.

8.d4 Re8 9.e3 a5 10.a3 Nb6 11.Nbd2 (11.Qb3 a4 12.Qa2 e4=+) 11...e4 12.Ne1 (12.Ng5!? d5 13.Qc2–/+) 12...d5–/+ 13.Rc1? (better 13.Qc2!?–/+) 13...ab4–+ 14.ab4 Bd7 15.cd5 Bb5 16.Qc2 Bf1 17.Bf1 Nbd5 18.Bg2 Bh6 19.Ne4 Ne4 20.Be4 Ne3! 21.fe3?? (21.Qb1 Ng4 22.Rd1–+) 21...Be3 22.Kg2 Bc1 23.Bc1 Qe7 24.Kf3 (24.Bf3 Qe1 25.Qb2 Ra6–+) 24...Qf6 25.Kg2 (25.Ke3 Qf1 26.Nd3 f5–+) 25...Qe6 26.Bb7 (26.Kf3 Ra2 27.Qd3–+) 26...Ra2 27.Qa2 Qa2 28.Kh3 (28.Kf3 Re1 29.Bd2 Qd2 30.Kg4 f5 31.Kh3 Rg1 32.Bd5 Kg7 33.Bf3 Qh6 34.Bh5 Qh5) 28...Re1 29.Bf4 Qe2 30.Be5 (30.Bh6 Rg1 31.Bf3 Qf3 32.Bg5 h5 33.d5 Qg4) 30…Rg1 (30...Rg1 31.Bf3 Qf3 32.Bf6 h5 33.d5 Qg4) 0–1. bolu – marekt, net–chess.com, 2019.

8.d4 Re8 9.de5 Ng4=.

9.Qb3 a5 10.a3 ab4 11.ab4 Ra1 12.Ra1 c6 13.d3 ½–½. Heinis,Vincent (2145) – Suter,Stephan (2030), Basel SUI, Hilton Open, 2012.

9.Qb3 h6 10.d3 Nf8 11.Nd5 c6 12.Nf6 Bf6 13.Nd2 Ne6 14.e3 Bg7 15.Rad1 Qc7 16.Nf3 Kh7 17.d4 e4 18.Nd2 f5 19.f3 ef3 20.Nf3 Qe7 21.Bc1 Nc7 22.d5 cd5 23.cd5 Nb5 24.Rd3 b6 25.a4 Nc7 26.Nd4 Bd7 27.Nc6 Qf7 28.Qd1 b5 29.a5 Qg8 30.Qc2 Na6 31.Bd2 Rac8 32.Ra3 Qh8 33.Kh1 Nb8 34.Rd3 a6 35.Rc1 Rc7 36.Bc3 Rec8 37.Bg7 Qg7 38.Rc3 Qf8 39.Qd3 Nc6 40.dc6 Be6 41.Bd5 Qf7 ½–½. Lopatina,Olga (2120) – Mueller Ludwig,Kristin (2140), BL2 South, 2007. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 d6 5.Bg2 e5 6.c4 0-0 7.0-0 Nbd7 8.Nc3 Re8)

9.Qc2 a5 10.a3 Qe7 11.Nb5 Nf8 12.c5 Ra6 13.cd6 cd6 14.Qc7 Qd8 15.Rfc1 Ne6 16.Qd8 Rd8 17.Rc2 (17.ba5!? Bf8 18.Rab1+=) 17...ab4 18.ab4 Ra1 19.Ba1 Bf8 20.Ne1 Bd7 21.Nc7 Nc7 22.Rc7 Rc8 23.Rc8 (23.Rb7?? Rc1 24.Kf1 Ra1–+) 23...Bc8 24.Nd3 Be7 25.f4 Nd7 26.Kf2 Kf8 27.Ke3 f5 28.fe5 de5 29.Bc3 e4 30.Nf4 Nb6 31.Kd4 Kf7 32.Nd5 Nd5 33.Kd5 Be6 34.Ke5 b5 35.g4 Bf8 36.gf5 gf5 37.Bh3 Bg7 38.Kd6?? (better is 38.Kf4 Bh6 39.Ke5 Bg7 40.Kf4 Bh6 41.Ke5 Bg7=) 38...Bc3–+ 39.dc3 Kf6 40.e3? (better is 40.Kc5 f4 41.Bf1–+) 40...Bc4 41.Bg2 Kg5 (better is 41...f4 42.ef4 Kf5 43.Be4 Ke4–+) 42.Ke5 Kg4 43.Bh1 Be2 44.Bg2 Bd3 45.Bh1 f4! 46.Be4 (46.ef4 e3 Passed pawn) 46...Be4 47.Ke4?? (47.ef4 Bg2 48.f5–+) 47...f3 48.Kd3 Kh3 0–1. September,Veroe – Essop,Hishaam (1725), South African Open, 2015. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 Nbd7 7.0-0 e5 8.Nc3 Re8)

9.Qc2 c6 10.d3 Qc7 (10...Qe7 11.b5=) 11.Rac1 Nf8 12.e3 Bg4 13.h3 Bd7 14.d4 ed4 15.Nd4 Ne6 16.Nce2 (16.Rfd1 Nd4 17.Rd4 Bf5=) 16...Rad8 (16...a5 17.b5=) 17.Ne6 (17.Rfd1 a5 18.a3 ab4 19.ab4 Ra8+=) 17...fe6= 18.Qb1 (18.Rcd1 e5=) 18...e5 19.e4 Be6 20.b5 (20.f4 Qb6 21.c5 dc5 22.bc5 Qa6=+) 20...Qd7=+ 21.bc6 bc6 22.Kh2 Rb8 23.Qc2 Rb4 The isolani on c4 becomes a target 24.c5 Rc4 25.Qd3 dc5 26.Qe3 Rd8 27.Rfd1 Qd1 28.Rd1 Rd1 29.Be5 Rc2 30.Bf6 Bf6 31.e5 (31.a3 Bg7 32.Nf4 Rdd2 33.Ne6 Rf2=+) 31...Be7–/+ 32.Nc3 Rdd2 33.Ne4 Attacking the isolated pawn on c5 33...Re2 34.Qf4 (34.Qh6 Rf2 35.Nf2 Rf2 36.Kg1 Ra2 37.Be4=+) 34...Bd5 (better 34...g5 35.Qf3 Bd5–/+ (35...Ra2?! 36.Qh5 Bf7 37.Qg4=)) 35.Qg4?? (better 35.e6 Be6 36.Qe5=) 35...Be4 (35...Rf2 36.Nf2 Rf2 37.Kg1 Rg2 38.Kf1 Ra2 39.Qc8 Kg7 40.Qd7–+) 36.Qe6?? (better 36.Be4 Rf2 37.Kg1–/+) 36...Kf8–+ 37.Qc8 Kf7 (37...Kg7 38.Be4 Re4 39.Qe6 Rf2 40.Kg1–+) 38.Be4 Re4 39.Qh8 Rf2 40.Kg1 Rf5 (40...Ree2 41.Qh7 Ke6 42.Qg6 Ke5 43.a3 Rg2 44.Kf1 Ref2 45.Ke1–+) 41.Qh7 Ke6 42.Qg6 Ke5 43.g4 (43.Qe8 Re1 44.Kg2 Kf6 45.Qh8 Kf7 46.Qh7 Ke6 47.Qg8 Kd7–+) 43...Re1 (43...Rf8 44.Qh5 Kf4 45.Qh6 Kg3 46.Qd2–+) 44.Kg2 Re2 45.Kg3 Re3 46.Kg2 Rff3 47.h4 Rg3 48.Kf2 Ref3 49.Ke2 Ra3 (49...Rh3 50.Qc6 Re3 51.Kd1 Rh4 52.Qc7 Bd6 53.Qg7 Ke6 54.Qg8 Kd7 55.Qf7 Kc6 56.Qa7 Rg4 57.a4–+) 50.Kf2 (50.Kf1 Rgc3 (50...Ra2 51.Qf5 Kd6 52.Qf4 Kd5 53.Qg3 Ra1 54.Kg2+–) 51.g5 Rc1 52.Kf2 Ra2 53.Kf3 Rc3 54.Kg4 Rg2 55.Kh5 Rh3 56.Qg7 Kd6 57.Qh6 Kd7–+) 50…Rgc3 (50...Rgc3 51.Ke1 Bh4 (51...Ra2 52.Qg7 Bf6 53.Qc7 Ke6 54.Qc6 Ke7 55.Qc7 Kf8 56.Qc8 Kg7 57.Qd7 Kh6 58.g5 Kg6 59.h5 Kh5 60.Qf7 Kg5 61.Qa2=+) 52.Kd1 Bg3–+; 50...Bh4?! 51.Qh5 Ke6 52.Qh4–+) 0–1. Novacek,Jan (2190) – Maskova,Jana (2220), CZE–chT2, 1998. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.0-0 Nbd7 8.Nc3 Re8)

9.Qc2 Nh5 10.d3 Nf8 11.a4 Ne6 12.a5 a6 13.Nd5 White intends c5 13...f5 14.e3 g5 Black plans f4 15.Nd2 Rf8 Black prepares f4 16.c5 dc5 17.bc5 f4 18.Be4 g4 19.c6 Rb8 20.Rab1 bc6 21.Qc6 Bd7 (21...fe3 22.fe3 Rf1 23.Kf1+=) 22.Qc2 (22.Qa6 Ng5 23.Ba3 Rb1 24.Rb1 Rf7+–) 22...Rb5 23.Ba3 Rf7 24.Rb5 Bb5 25.Nc3 Bd7 26.Qb3 Qg5 (26...Nf6!?=) 27.Nc4+= Nf6 28.Qb7 Qh6? (better 28...Ne4 29.Ne4 Qd8 30.Qa6 fe3 31.Ne3 Nd4+=) 29.Ne5+– f3 30.h4 (30.Qb8 Nf8 31.Nd5 Nd5 32.Bf8 Bf8=+) 30...gh3 (30...Qh5 31.Nf7 Ne4 32.Ne4 Kf7 33.Qa6 h6+–) 31.Bf3 (31.Nf7 h2 32.Kh1 Qh3 33.Bh7 Kf7 34.Qf3 Qf1 (34...Qh7?! 35.Ne4=) 35.Kh2 Ng5–+; 31.Nd7 h2 32.Kh1 Qh3 33.Nf6 Rf6 34.Qa8 Bf8 35.Bh7 Kh8 36.Qf8 Nf8 37.Rg1 hg1R 38.Kg1 Qg2) 31...Ng5 32.Nf7 Kf7 (32...Nf3 33.Qf3 Kf7 34.d4+–) 33.Kh1 (33.Bc6!? Bc6 34.Qc6 h2 35.Kh1 Qh3 36.Qc7 Kg6+–) 33...Nf3 34.Qf3 (34.Qa6? Nd2 35.d4 Nf1 36.Qf1 Bc6 37.d5 Nd5 (37...Bd5?! 38.Nd5 Nd5 39.Kh2=+) 38.Nd5 Qe6–+) 34...Bg4 (34...Qg5 35.Bb4+–) 35.Qf4 (better 35.Qc6+–) 35...Qf4 36.gf4 (worse 36.ef4 Bf3 37.Kh2 Ng4 38.Kh3 Bc3–/+) 36...Bf3 37.Kh2 Ng4 38.Kg3 Bc3 39.Rc1 (39.Kf3?! Nh2 40.Ke2 Nf1 41.Kf1 Ba5=+) 39...h2 (39...Bc6!? 40.Kh3 Nf2 41.Kg3 Ba5 42.Kf2 Bb5+–) 40.Kf3 h5 41.Kg2 (41.Kg2 Ba5 42.d4+–) 1–0. Barcza,Gedeon – Stupica,Janesz, Vidmar Memorial, 1969. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0-0 5.Bg2 d6 6.0-0 e5 7.c4 Nbd7 8.Nc3 Re8)

9.Qc2 h6 10.d3 Nf8 11.Nd5 Ne6 12.e3 Nd7 13.b5 c6 14.bc6 bc6 15.Nc3 Rb8 16.Rab1 Qc7 17.Ba3 Bb7 18.Nd2 d5 19.cd5 cd5 20.Rfc1 Nf6 21.Qa4+/– Bc6 22.Nd5 Rb1 23.Nb1 Ba4 24.Nc7 Rc8 25.Ne6 Rc1 26.Bc1 fe6 27.Nc3 Bc2 28.Bf1 Nd5 29.Nd5 ed5 30.f4 ef4 31.gf4 Kf7 32.Kf2 Bb1 33.a3 Ke6 34.Ke2 Bc3 35.Bd2 Bb2 36.Bb4 a5 37.Bc5 Kd7 38.Kd2 Kc6 39.Bf8 h5 40.Bh3 d4 41.Be6 de3 42.Ke3 Bc1 43.Ke4 g5 44.f5 Bf4 45.f6 (45.f6 Bd6 46.Bd5 Kc5 47.Bd6 Kd6 48.Kf5 Bd3 49.Kg5+–) 1–0. Barbeau,S (2335) – Rousseau,D (2090), COQ Inv, Montreal CAN, 2010.

9.Qc2 h6 10.d3 Nh5 11.Nd2 c6 12.a4 f5 13.a5 a6 14.b5 Qc7 15.bc6 bc6 16.Nd5 Qd8 (16...Qb8 17.Rfb1 cd5 18.Ba3=) 17.Nb4+– Bb7 18.Bc6 Bc6 19.Nc6 Qc7 20.Nb4 Nhf6 21.e3 Reb8 22.Bc3 Nc5 23.f3 Rb7 24.d4 ed4 25.ed4 Ne6 26.Nd3?? (26.Qd3 Kh7+–) 26...d5?? (26...Nd5 27.cd5 Nd4–+ (worse 27...Bd4 28.Kg2 Qc3 29.Qc3 Bc3 30.de6 Bd2 31.Ra2+=)) 27.Ne5 dc4 28.Ndc4 (28.Ra4!?+–) 28...Nd5= 29.Rfe1?? (better 29.Ra4=) 29...Be5–+ 30.Re5 Qc4 31.Re6 Qc3 (better 31...Kf7!? 32.Rae1 Nc3–+) 32.Rg6–/+ Kh7 33.Qc3 Nc3 34.Re6 Rd7 (34...Nb5 35.Ra4–/+) 35.Rc1=+ Nb5 36.Rcc6 Nd4 37.Rh6 Kg7 ½–½. Velioniskis,Robertas (1955) – Misiuk,Ernest (1870), Lietuvos Sachmatu Cempionato Pusfinalis, 2016. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 d6 5.Bg2 0-0 6.0-0 e5 7.c4 Nbd7 8.Nc3 Re8)

9.d3 a5 10.a3 c6 11.Nd2 Nf8 12.Nb3 ab4 13.ab4 Ra1 14.Qa1 Ne6 15.Qa5 Nd4 16.Qd8 Rd8 17.Na5 (17.Nd4 ed4 18.Na4 Nd7=) 17...d5 18.e3 Ne6 (18...Nc2 19.Na2 dc4 20.dc4+=) 19.b5 (19.cd5 Nd5 20.Nd5 cd5+/–) 19...cb5 (19...d4 20.ed4 Nd4 21.bc6 bc6 22.Bc6+=) 20.Nb5+= (worse is 20.cd5 Nc5 21.Rd1 Bg4=) 20...dc4 21.dc4 e4 22.Bf6 Bf6 23.Be4 Nc5 24.Bd5 Be6 25.Be6 (worse is 25.Nb7 Nb7 26.Bb7 Rb8=) 25...fe6 26.Rb1 Ra8 (26...Rd3 27.Nd4 Bd4 28.ed4 Rd4 29.Rb5+/–) 27.Nb3 Nd3 28.Rd1 Ne5 (28...Nb2 29.Rd7 Nc4 30.Rb7+/–) 29.c5+– Ra2 30.N5d4 (30.Nd6 Nc6+–) 30...Rb2 31.Nd2 Kf7 32.Ne4 Be7 33.Rc1 Nd3 34.Rc3 Rb1 35.Kg2 Ne1 36.Kh3 e5 37.Nc2 Nc2 38.Rc2 Rb4 39.Nd2 Ke6 40.c6 bc6 41.Rc6 Kd5 42.Rc2 Ke6 43.Kg2 Ra4 44.Kf3 Rb4 45.Ne4 h5 46.h3 Ra4 47.Rb2 Ra6 48.Rb5 Rc6 49.Ra5 Rb6 50.Nd2 Rb4 51.Ne4 Rb6 52.Ra4 Rc6 53.Nd2 Kf5 54.Ra7 Ke6 55.Ke4 Bd6 56.Nf3 Rc4 57.Kd3 Rc7 58.Rc7 Bc7 59.Ke4 Bd6 60.g4 hg4 61.hg4 Bc7 62.g5 Bd6 63.Nh4 Kf7 64.Kd5 Bc7 65.Nf3 Bb8 66.Ne5 Kg7 67.Ke6 Bc7 68.f4 Bb6 69.Ng4 Ba5 70.f5 gf5 71.Kf5 Bc3 72.e4 Bd4 73.e5 Bc3 74.Ne3 Bb2 75.Nd5 Ba3 76.e6 Bc5 77.e7 Kf7 78.g6 Ke8 79.g7 (79.g7 Kd7 80.g8Q Be7 81.Qe6 Kd8 82.Qe7 Kc8 83.Qc7; 79.Ke6 Be7 80.g7 Bd6 81.g8Q Bf8 82.Qf7 Kd8 83.Qf8) 1–0. Nenezic,M (2370) – Hristodoulou,P (2200), 13th EICC Plovdiv BUL, 2012. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 Nbd7 7.0-0 e5 8.d3 Re8 9.Nc3)

9.d3 a5 10.a3 e4 11.Ne4 Ne4 12.Bg7 Ng3 13.fg3 Kg7=.

9.d3 a5 10.b5 e4 11.Ne4 Ne4 12.Bg7 Kg7 13.de4 Re4 14.Qd3 (14.Ng5 Re8 15.Ne4 f5 16.Qd4 Kh6+=) 14...Nc5= 15.Qc3 (15.Qc2 Qf6=) 15...Qf6=+ 16.Qf6 Kf6 17.Rfc1 (17.b6 cb6 18.Rfd1 Re2 19.Rd6 Be6 20.Rb6 Rd8=+) 17...Re2-/+ 18.Nd4 Re7 19.Re1 Re1 20.Re1 Be6 21.Ne6 fe6 (worse 21...Ne6 22.Bb7 Re8 23.f4+=) 22.Re3 a4 23.h4 Rf8 24.g4 (24.Rf3!? Ke7 25.Rf8 Kf8 26.f4-/+) 24...Ke7-+ 25.Bh3? (better 25.Rf3-+) 25...Rf4 26.Kg2 Rc4 27.h5 g5 28.Kf1 (28.a3 d5-+) 28...h6 (28...Rb4 29.Bg2-+) 29.Bg2 (29.a3 d5-+) 29…Rg4 0-1. Rene1er (1850) - svalka (2045), Rated Blitz tournament, lichess.org, 2015. (=1.c4 (A16: English Opening: 1...Nf6 with ...d5) 1...Nf6 2.Nc3 g6 3.g3 Bg7 4.Bg2 0-0 5.Nf3 d6 6.d3 Nbd7 7.b4 e5 8.0-0 Re8 9.Bb2)

9.d3 a6 10.Nd2 Rb8 11.Rb1 Qe7 12.Qc2 Nf8 13.Nd5 Qd8 14.Nf6 Bf6 15.Nb3 Ne6 16.e3 c5 17.bc5 dc5 18.Bc3 Bg7 19.Na5 Qc7 20.Qb2 b5 21.Nc6 (worse is 21.cb5 Rb5 (worse is 21...ab5 22.Nc6+/–) 22.Qd2 Ng5=) 21...b4 22.Nb8 Qb8 23.Bd5 Qd6 24.Bd2 Ng5 25.Qc2 Bh3 26.Bg2 Qe6 27.Qd1 (better is 27.f4!? Bg2 28.Kg2 (worse is 28.fg5 Bf1 29.Rf1 e4–/+) 28...ef4 29.e4 (worse is 29.Rf4 Qc6 30.e4 Ne6+=) 29...Qh3 30.Kh1 Ne4 31.de4 fg3 32.Bf4 gh2 33.Qf2 Re4 34.Qc5+/–) 27...Bg2 28.Kg2 Qh3 29.Kg1 (better is 29.Kh1!?+=) 29...e4–/+ 30.de4 Rd8 (worse is 30...Ne4 31.Qe2+=) 31.f3 Bc3 32.Rf2 Rd2 33.Rd2 Bd2 34.Qe2 f5 35.ef5 Qf5 36.Rf1 Bc3 37.h4 Nf7 38.Kg2 Qe6 39.Rd1 Ne5 40.Rd5 Qc6 41.e4 Bd4 42.h5 Qe6 43.hg6 hg6 44.Qf1 Kg7 45.Qh1?? Nc4 46.Rd8 Ne3 47.Kg1 Nd1 48.Kf1 Ne3 49.Ke1 Kf7 50.Qh7 Bg7 51.Qg8 Kf6 52.Qh7 Kf7 53.Qg8 Kf6 ½–½. Le Merle,Arnaud (2130) – Moreau,David (2080), FRA–chT3 Gr5, 2002. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.d3 Nbd7 8.0-0 Re8 9.Nc3)

9.d3 c5 10.b5 (10.a3 Qb6=) 10...a6 11.a4 ab5 12.ab5 Ra1 13.e4?? (better is 13.Qa1 Nb6 14.Qc1=) 13...Rd1–+ 14.Rd1 Nh5 0–1. gonso (2300) – stargatechic (2135), net–chess.com, 2003. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 d6 5.g3 Nbd7 6.Bg2 0-0 7.0-0 e5 8.d3 Re8 9.Nc3)

9.d3 Nh5 10.Qb3 h6 11.e3 Kh7 12.c5 f5 13.cd6+= cd6 14.Rac1 Nf8 15.b5 Nf6 16.a4 Ne6 17.Ba3 Bf8 18.Nd2 Rb8 19.Nc4 Nc5 20.Qc2 b6 21.d4 ed4 22.ed4 Nce4 23.Ne4 Ne4 24.Nd2 Nd2 25.Qd2 d5 26.Bf8+/– Rf8 27.Qf4 Rb7 28.Rfe1 Rd7 29.h4 Bb7+/– 30.Re6 Rf6 31.Re3 a6 32.Bf1 ab5 33.Bb5 Rg7 34.Re8 Qd6 35.Re5 Rf8 36.Rf5 Qf4 37.Rf4 Rf4 38.gf4 Rf7 39.Kg2 Kg7 40.Kg3 Kf8 41.Bd3 Rf6 42.Bb5 Kg7 43.Rc7+/– Rf7 44.Rc3 Rf6 45.Re3 Rf7 46.Be8 Rf6 47.Re7 Kf8 48.Re5 Kg8 49.f5!+– gf5 50.Kf4 Kf8 51.Bb5 Kf7 52.Be8 Kg7?? 53.Bd7 Kg6 54.f3 Kh5 55.Be8 Kh4 56.Re2 Kh3 57.Bd7 Bc6 58.Bf5 Rf5 59.Kf5 Ba4 60.f4 Bd7 61.Ke5 h5 62.f5 h4 63.f6 Be8 64.Kf5 Bf7 65.Re7 Bh5 66.Kg5 (66.Kg5 Kg2 67.Kh5+–) 1–0. Gerber,R (2375) – Nabavi,P (2175), Open, Geneva SUI, 2005. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.0-0 Re8 8.d3 Nbd7 9.Nc3)

9.d3 h6 10.Nd2 Nf8 11.a4 Nh5 12.Nb3 f5 13.c5 Rb8 14.cd6 cd6 15.Rc1 Re7 16.Ba3 (16.Nd5!? Re8 17.f4+=) 16...Be6 17.b5 Rf7 18.d4 e4 19.d5 Bc8 20.Nd4 Be5 21.e3 Qf6 22.Nb1 f4 (better is 22...Qe7!?+=) 23.Nc3+– fg3 24.hg3 Bf5? (better is 24...Qe7+–) 25.Nf5 (25.Be4?! Bh3 26.Bg2 Bg2 27.Kg2 Re8+–; 25.Ne4?! Be4 26.Be4 Re8+–) 25...Qf5 26.Ne4 (26.g4 Qf6 27.Ne4 Qh4+–) 26...Nf6 27.Nd6 Bd6 28.Bd6 Rd8 29.Bf8 Rdf8 30.Qd4 Ng4? (30...Rd7+–) 31.Bh3 (31.Qa7?? Qh5 32.Rfd1 Qh2 33.Kf1 Rf2 34.Ke1 Qg1 35.Bf1 Qf1) 31...h5 32.f3 (32.Qa7?! Qd5 33.Qd4 Qe6+–) 32...Qg5 (32...Qe5 33.Qe5 Ne5 34.Be6+–) 33.fg4 h4 1–0. Cruz,Cristhian (2495) – Martorell Aguado,Joan (2175), Montcada ESP, 2013. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.0-0 Re8 8.d3 Nbd7 9.Nc3)

9.e3 e4!? 10.Nh4 a5 +=.

9.e3 Nf8 10.d3 h6 11.h3 (11.Nd2 Ne6+=) 11...Be6 12.Qe2 Qb8 (12...Qc8 13.Kh2=) 13.Kh2 (13.d4 a5 14.b5 Qc8+=) 13...g5 14.g4 c6 15.Rac1 Qc7 16.Rfd1 Rac8 17.d4 (better is 17.Ne4!?+=) 17...ed4+= 18.Nd4 Bd7 (18...Bc4!? 19.Qc2 d5 20.Kg1 N8d7+=) 19.b5 (19.Nf5!? Bf5 20.gf5+=) 19...Ng6= 20.bc6 (20.Kg1 Rb8=) 20...bc6 21.Qd2 (21.Kg1 Nf4 22.Qd2 Ng2 23.Kg2 Rb8+=) 21...Nh4 (21...Ne5 22.Bf1–/+) 22.Bh1 (22.Kg1 Rb8+=) 22...h5–/+ 23.e4 (23.Nf5 hg4 24.Ng7 Kg7 25.Qd6 Qd6 (25...gh3?? 26.Ne4 Re6 27.Bf6 Rf6 28.Nf6 Qd6 29.Rd6+–) 26.Rd6 Bf5+– (26...gh3 27.Ne4 Be6 28.Rg1+–)) 23...Nh7 (better is 23...hg4!? 24.Kg1 Rb8–+) 24.Nf5 Nf5 (24...Bf5!? 25.gf5 d5 26.Kg1 de4 27.Ne4 Rcd8+=) 25.ef5= Be5 26.Kg1 hg4 27.c5?? (27.hg4!? Bf4 28.Qd3 Bc1 29.Bc1=) 27...Bf5?? (better is 27...gh3 28.cd6 Qb7–+) 28.cd6–/+ Qd7 (28...Qb8 29.Na4 gh3=) 29.hg4 (better is 29.Na4 Bf4 30.Qd4=) 29...Bg4–/+ 30.Ne4?? (better is 30.f3!? Bf4 31.Qc2 Be3 32.Kf1 Bh3 33.Bg2 Bg2 34.Qg2 Bc1 35.Bc1–+) 30...Bd1 (better is 30...Bb2 31.Nc5 Bc1 32.Rc1 Qd8–+) 31.Nf6?? (31.Be5 Re5 32.Qd1–+) 31...Bf6 32.Bf6 Qg4 33.Kh2 Nf6 34.Rc4 (34.Rc5 Qh4 35.Kg1–+) 34...Qh5 35.Kg2 Ng4 36.f3 Re2 0–1. Las Heras Aixandri,Guillem (1645) – Dalo,Hermes (2225), Barbera del Valles ESP, 2014. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0-0 5.c4 d6 6.Bg2 e5 7.0-0 Nbd7 8.Nc3 Re8)

9.e4 Nf8 10.d4 ed4 11.Nd4 Ng4 12.Rc1 c6 13.h3 Ne5 14.Nce2 Qb6 15.a3 a5 16.Qb3 ab4 17.ab4 (< 17.Qb4 Qb4 18.ab4 Nd3–/+) 17...Ne6 18.Kh1 Nc7 19.f4. Krstevski,Sasko – Colovic,Aleksandar (2235), Skopje op, 1993.

9.e4 Nf8 10.h3 Be6 11.d3 c6 12.Ng5 Qc7 13.Qe2 Rad8 (13...Bd7 14.a3=) 14.Rac1 h6 15.Nf3 Nh5 16.Nd2 (better is 16.Qe3!?=) 16...Qb6–/+ 17.Kh2 Qb4 18.Rb1 Qa5 19.Ba1 Bc8 20.Nb3 Qc7 21.Bf3 Nf6 22.Kg2 Ne6 23.Rbc1 Ng5 24.Bg4 Ngh7 25.Rc2 h5 26.Bc8–/+ Qc8 27.Bb2 Ng5 28.Rh1 Re6 29.Bc1 Ngh7=+ 30.Be3 Nd7 31.Rb1 Rf8 32.a4 f5 33.Qd2 f4 34.gf4= ef4 35.Bf4 Ne5 36.Be5 Be5 37.d4 Bf4 38.Qd3 Ref6 39.Ne2 Bh6 40.Ng1 Ng5 41.e5 Rf5 42.ed6+= Ne6 43.Kh1 Qd7 44.c5 Nf4 45.Qc4 Kg7 46.Re1 R5f7 47.d5 Nd5 48.Rce2 Bg5 49.Nd4+= Nf4 50.Ne6 Ne6 51.Re6 Kh6 52.Qe4 Rf5 53.Nf3 Qf7 54.Ng5 Rg5= 55.Re2 Qf3 56.Qf3 Rf3 57.R6e3 Rf8 58.Re8 Rf3 59.R8e3 Rf8 60.Rd3 Rd8 61.Rc3 Rd5 62.a5 b6 63.cb6 ab6 64.ab6 R5d6 65.Rc5 Rb8 66.Rb2 Kg7 67.Kg2 Kf7 68.Kf3 Ke7 69.Kf4 Kd7 70.Kg5 Re6 71.Ra5 c5+= 72.Ra7 Kd6 73.Rc7 Kd5?? 74.Rd2 Kc4+/– 75.Rc2 Kb3 76.R2c5 Rbb6 77.f4 Re3 78.R7c6 Rc6 79.Rc6 Rh3 80.Kg6 Rf3 81.f5 h4 82.Rc1?? h3+= 83.Rh1 Kc4 84.f6 Kd5 85.f7 Rg3 86.Kf6 Rf3 87.Ke7 Re3 88.Kf8 Ke6? 89.Rf1+– h2 90.Ke8 Kd6 91.Kd8 (91.Kd8 Kd5 92.f8Q+–) 1–0. Schieferstein,M (2175) – Wilkle,Karl, Open, Bad Zwesten GER, 1999.

10.a4 a5 11.b5 Qc7 12.bc6 (12.Ba3 Nc5=) 12...bc6 13.Qc2 Rb8 14.Rfb1 Nc5 15.Nd2 Bf5 16.Ba3 Nfd7 17.Nde4 Ne4 (17...Bg4 18.h3 Bf5 19.e3=) 18.Ne4 c5 (18...Be4 19.de4 Nc5 20.Bf3=) 19.Rb8 (19.Bb2 Nf6+=) 19...Rb8 (19...Nb8 20.Rb1=) 20.Rb1 Nf8 21.Rb5 Bd7 22.Rb8 Qb8 23.Nc3 Ne6 24.Nb5 Nd4 25.Qd2 Qb6 ½–½. De Freitas,Fabio Ruiz – Serafim Junior,Arnor (1855), 9th Sao Paulo Brazil, Karman Cup, 2016. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 Nbd7 7.0-0 e5 8.d3 Re8 9.Nc3 c6)

10.a4 Qe7=.

10.Qb3 Nb6 11.a4 a5 12.b5 d5 (12...Nbd7+=) 13.Rfd1 (13.bc6!? bc6 14.cd5 Nbd5 15.Rab1+=) 13...d4=+ 14.Nb1 c5 (14...cb5 15.Qb5 Bd7 16.Qb3=+) 15.Nbd2 Rb8 (15...h6 16.Nh4=) 16.Ng5 Qc7 17.Ba3 (17.Re1 Qe7=) 17...Nbd7 (17...Bg4 18.Nge4 Nbd7 19.h3+=) 18.b6 (18.Bd5 Re7=) 18...Nb6= 19.Nge4 (19.Rab1 Nbd7 20.Bd5 Rf8=) 19...Ne4=+ 20.Ne4 Nd7 21.Rab1 (21.Bc1 b6–/+) 21...b6–/+ 22.Qb5 (22.Bc1 Bb7–/+) 22...f5 23.Nc5? (better 23.Ng5 Bb7 24.Bb7 Qb7 25.f3–/+) 23...bc5–+ 24.Bd5 Kh8 25.Qc6 Qc6 26.Bc6 Rb1 27.Rb1 Bf6 28.Rb5 Re6 29.Bd7 Bd7 30.Ra5 e4 31.Ra8 (31.f4 ef3! 32.ef3 Re1 33.Kf2 Ra1 34.Bc5 Ra2 35.Ke1 Ra4 (35...Ba4?! 36.Ra6–/+; 35...Rh2? 36.Ra8 Kg7 37.Ra7+–) 36.Ra4 Ba4–+) 31...Re8 32.Ra7 (32.Re8 Be8 33.a5 Be7–+) 32...ed3 33.ed3 Bc6 (better 33...Re1 34.Kg2 Bc6 35.f3 Re3 36.Bc5 Rd3–+ (worse 36...Bf3 37.Kf2 Kg8 38.Ra6–+)) 34.Kf1? (better 34.f4–+) 34...Bf3 (34...Bf3 35.Bc5 Rb8–+) 0–1. Marcos Herrero,F (1930) – Rodriguez Dorado,V (1985), 8th Open Ciudad Los Angeles – Memorial, 2014. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.d3 Nbd7 8.0-0 Re8 9.Nc3 c6)

10.Qb3 Nf8 11.b5 d5 12.bc6 bc6 13.Na4 N8d7 14.Nd2 e4 15.de4= de4 16.e3 Qa5 17.Qc2 Qf5 18.Nc3 Nc5 19.Ba3 Nd3 20.Rab1 Qa5 21.Rb3 Bf5 22.Nce4 Ne4 23.Ne4 Ne1 24.Qd2 Qd2 25.Nd2 Ng2 26.Kg2 Red8 27.Nb1 Rab8 28.Bc5 Rb3 29.ab3 Rd3 30.b4 a6 31.f3 Rb3 32.e4 Be6= 33.Nd2 Rb2 34.Rf2 Bf8 35.Nf1 Rb1 36.Rc2 Rb3 37.Kf2 Bg7 38.Ne3 Bb2 39.Rd2+/– Ba3? 40.Nc2 Bc1 41.Rd8+– Kg7 42.Nd4 Rb2 43.Ke1+– Bc4 44.Nc6?? Kh6 45.Ne5 Be6 46.Nd3 Bd2 47.Ke2 Ra2 48.Be3+/– Be3 49.Ke3 Rh2 50.Rd6 Ra2 51.Nc5 Bc4 52.Kd4 Bb5 53.Ke5 Kg7 54.g4 h5= 55.gh5 gh5 56.Kf4 Rg2 57.Na6+/– h4 58.Nc7 h3 59.Rd1 h2 60.Rh1 Bc6 61.b5+– Bb7 62.Ne8 Kf8 63.Nd6 Ba8 64.b6 Rb2 65.Nc4 Rc2 ½–½. Zeman,Miroslav – Perez Ponsa,F (2180), LNA Copa Puma, Argentina ARG, 2007. (=1.Nf3 Nf6 2.b4 g6 3.Bb2 Bg7 4.c4 0-0 5.g3 d6 6.Bg2 e5 7.0-0 Nbd7 8.d3 Re8 9.Nc3)

10.Qb3 Nf8 11.Rac1 Bg4 12.h3 Bf5 13.e4 Bd7 14.c5 dc5 15.bc5 Qc7 16.Nb1 Nh5 17.Na3 b5 18.cb6 ab6 19.d4 ed4 20.Nb5 (better is 20.Nd4!? Qa7 21.e5 Be5 22.Nc6 Bc6 23.Bc6 Bb2 24.Qb2 Qa3 25.Qa3 Ra3 26.Be8+/–) 20...Qb8 21.Nbd4 c5 22.Ng5? (22.Nb5 Be6 23.Qc2 Ra2+=) 22...Re7 (better is 22...cd4 23.Qf7 Kh8–+) 23.Ne2?? (23.e5 cd4 24.Ba8 Qa8 25.Bd4 h6–+ (25...Be5 26.Be5 Re5 27.Qf7 Kh8 28.Nh7 Bh3 29.Qf8 Qf8 30.Nf8+/–)) 23...h6?? (better is 23...Ba4 24.Qa3 Bb5–+) 24.Bg7+= Kg7 25.Nf3 Re4 26.Ng5 Re7 27.Qb2 Kg8 28.Ne4 Ra4 29.g4 Rae4 30.Be4 Re4 31.gh5 Bh3 32.Ng3 Rb4 33.Qd2 Bf1 34.Kf1 Qf4 35.Qc3 Qg4 36.Re1 gh5 37.Qe5 Qh3 38.Kg1 Rg4 39.Qd6 Rg6 40.Qb8 Re6 (40...Re6 41.Re6 Qe6 42.Nh5 Qe1 43.Kg2 Qe4 44.Kg1 Qd4 45.Qg3 Ng6–+) 0–1. Kaim,Piotr (2165) – Mazalon,Mariusz (2095), Polish TCh – 2ndLeague'06 Poland, 2006. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 Nbd7 7.0-0 e5 8.d3 Re8 9.Nc3)

10.Qb3 Nf8 11.Rfd1 Be6 12.Qc2 Rc8 13.c5 Nd5 14.Nd5 cd5 15.Qa4 dc5 16.bc5 (16.Be5? Bd7 17.Qa7 Be5 (17...Re5?! 18.Ne5 Be5 19.Rac1=) 18.Ne5 Re5-+) 16...Qc7 (16...Nd7 A) 17.Qa7? Ra8 18.Qb7 Rb8-+ (18...Nc5 19.Qb4 Rb8 20.Qd2+=); B) 17.d4 e4 18.Ne5=+) 17.Qa7 (17.Rac1 Bd7 18.Qb3 d4=) 17...Nd7=+ 18.Rdc1?? (better 18.c6 Qc6 19.Rac1=+) 18…Ra8-+ (18...Ra8 19.Qa8 Ra8-+; 18...Nc5 19.Rab1=) 0-1. Spiritchaser84 (2175) - Vihvillain (2045), Rated Bullet game, lichess.org, 2014. (=1.Nf3 (A15: English Opening: 1...Nf6) 1...Nf6 2.c4 g6 3.b4 d6 4.Bb2 Bg7 5.g3 Nbd7 6.Bg2 0-0 7.0-0 e5 8.d3 Re8 9.Nc3)

10.Rc1 Nf8 11.b5 Bd7 12.Nd2 Qc7 13.Ba3 Rad8 14.Nde4 Ne4 15.Ne4 Bf5 (15...c5 16.Bb2=) 16.Qa4+= Be4 17.Be4 Rc8 18.Qa7 (18.Bb4 f5 19.Bg2 Ne6+=) 18...Ra8= 19.Bd6 Qd6 (worse is 19...Ra7 20.Bc7 Ra2 21.Ra1 Re2 22.Ra7+/–) 20.Qb7 cb5 21.cb5 Rab8 22.Qa6 (22.Qd5 Qb6 23.a4 Ne6=) 22...Qd8 (22...Rb6 23.Qa5+=) 23.a4= Ne6 24.Rc4 (24.e3 f5 25.Bc6 Re7=) 24...Nd4+= 25.Re1 f5 26.Bg2 e4 27.de4 fe4 28.Qa7 (28.e3 Nf3 29.Bf3 ef3=) 28...Re7 (28...Ra8 29.Qc7 Qc7 30.Rc7 Ra4 31.b6+=) 29.Qc5= Rbb7 (29...Kh8 30.Kh1=) 30.Kf1 (30.Qc8 Qc8 31.Rc8 Kf7+=) 30...Nb3 (30...Re8!?+=) 31.Qc8+= Attacks the isolani on e4 31...Qc8 32.Rc8 Kf7 33.Rd1 Na5 (better is 33...Ra7!? 34.Rc4 Red7 35.Rd7 Rd7+=) 34.e3 Bf6 35.Rd6 Kg7 (35...h6 36.Ke2+–) 36.Ke2+– Rbc7 37.Rc7 Rc7 38.Be4 Rc4 39.Rd7 Kh6 40.Bd5 Ra4 41.Bg8 Rb4 (41...g5 42.Rh7 Kg6+–) 42.Rh7 Kg5 43.f4 Kf5 44.Kf3 Bc3 (44...Bg7 45.Rg7 Nb3+–) 45.g4 Kf6 46.g5 Kf5 47.Bd5 (47.Bd5 Rf4 48.ef4 Bf6 49.Rf7 Nc4 50.Rf6#; 47.Re7 Rf4 48.ef4 Nc4 49.Be6) 1–0. Chistiakova,T (2220) – Huang Qian (2305), WYg16, Heraklio GRE, 2002. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.d3 Nbd7 8.0-0 Re8 9.Nc3)

10.Nd2 Nb6 11.a4 (11.c5 Nbd5 12.Nce4 Ne4 13.Ne4 dc5 (worse 13...Nb4 14.Nd6 Re7 15.Qd2+=) 14.bc5 Bf8=) 11...a5 12.ba5 Ra5 13.Nb3 Ra6 14.a5 Nbd7 15.Qd2 Nf8 (15...Qc7 16.Rfb1=) 16.Rfc1 (16.f4 ef4 17.Qf4 Ne6=) 16...h5 (16...Ne6 17.Rcb1=) 17.Na4 (17.Na2 Qd7+=) 17...h4= 18.Nb6 hg3 19.hg3 Be6 20.d4 ed4 21.Nd4 N8d7 22.Ne6 Re6 23.Bd4 Qe7 24.e3 Ne5 25.Rd1 Nfd7 26.Nd7 Nd7 27.Bg7 Kg7 28.Qb2 Nf6 29.Rdb1 Qd8 30.Qb7 Ra5 31.Bc6 Ra1 32.Ra1 Ng4 33.Qb2 Rf6 34.Bf3 Ne5 35.Bd5 Nd3 36.Qd4 Nf2 37.Rf1 Nh3 38.Kg2 Ng5 39.g4 Qe7 40.Kg3 Qe5 41.Qe5 de5 42.Rc1 Ne6 43.c5 Nc7 44.e4 Ra6 45.g5 Ra3 46.Kg4 Ra5 47.Rc3 ½-½. Eriksson - Hellers, Uppsala 1985.

10.Nd2 Qe7 11.a3=.

10.Nd2 Nf8 11.a4 a5 12.b5 Qc7 13.Nde4 Ne4 14.Ne4 f5 15.Nd2 Be6 16.Rc1 Nd7 17.Qc2 c5 18.e3 Rad8 19.Rfd1 b6 20.Nb3 Nf6 21.d4 e4 22.Rd2 h5 23.h4 Ng4 24.Bf1 g5 25.hg5 h4 26.d5 (26.gh4 d5 27.Bg2 dc4-/+) 26...Bc8 27.gh4 Bb2 28.Qb2 Qh7 29.Be2 Qh4 30.Bg4 Qg4 31.Kf1 Qh3 32.Ke1 Qh1 33.Ke2 Qf3 34.Ke1 f4 35.Rdc2 fe3 36.fe3? (36.Qf6 Bf5 37.Nd4 Qh1 38.Ke2 Qh5 39.Ke1-+) 36...Rf8 37.Rf2 (37.Re2 Bg4 38.Kd1 Qe3 39.Ke1 Qg3 40.Kd2 Be2 41.Qc3-+) 37…Qh1 (37...Qh1 38.Kd2 Rf2 39.Kc3 Qh8 40.Nd4 cd4 41.Kb3 Rb2 42.Kb2 de3 43.Kb1 Rf8 44.Ka2 Rf2 45.Rc2 Rc2 46.Kb3 Qc3) 0-1. Mwale,Joseph (2230) - Urtnasan,N (2470), 43rd Olympiad, 2018.

10.Nd2 Nf8 11.b5 d5 12.bc6 (12.Rb1 Ne6 (12...Qd6 13.bc6 bc6 14.cd5 cd5 15.Nc4 Qc6 16.Qc1 e4 17.Ne3 Rb8=; 12...Be6 13.bc6 bc6 14.Qa4 Qd7 15.Nb3 Bh3 16.Nc5 Qc8 17.e4 Bg2=; 12...Bf5 13.bc6 bc6 14.e4 Bg4 15.f3 Be6 16.f4 dc4 17.f5 Bc8+=) 13.e3 Nc7 14.bc6 bc6 15.Qe2 Rb8 16.a3 Bf5 17.cd5 cd5=; 12.Qa4 cb5 (12...d4 13.Nce4 Ne4 14.Ne4 Bg4 15.bc6 bc6 16.Rfe1 Qc7 17.Ba3 Red8+=) 13.Qb5 Bd7 14.Qb3 d4 15.Nce4 Bc6 16.Ba3 Bh6 17.Nf6 Qf6=; 12.cd5 cd5 13.Rc1 a6 14.a4 Be6 15.e3 N8d7 16.Nb3 ab5 17.ab5 Bh6=) 12...bc6 13.Qa4 (13.Rb1 Ne6 14.e3 Ng5 15.Qa4 Bf5 16.e4 Bd7 17.Ne2 c5=) 13...Bd7 14.Rab1 (14.Rfb1 Ne6 15.Qd1 Bc8 16.a3 Re7 17.Na2 Ng5=) 14...Ne6 15.Ba3 (15.e3 a6 16.Rfc1 Nc5 17.Qc2 d4=) 15...Qc7 16.Rfc1 (worse 16.cd5 cd5 17.Nb5 Bb5 18.Rb5 Nd4-/+; 16.Qd1 Rad8 17.e3 Ng5=) 16...Rab8 (16...d4 17.Nce4 c5=) 17.Rb8 Rb8 (17...Qb8=) 18.cd5 cd5 19.Qd1 Qa5 20.Bd6 Rc8 21.Be5 d4 22.Bf6 Rc3 23.Bg7 Kg7 24.Ra1 Ba4 25.Qf1 Rc2 26.Nc4 Qc3 27.Bf3 Nc7 28.h4 Ne6 29.Kh2 Nc5 30.h5 Bd7 31.Nd6 a6 32.Rb1 Be6 33.Ne8 Kf8 34.Nc7 Ra2 35.Rb8 Kg7 36.Ne8 Kh6 37.hg6 Kg6 (37...hg6?? 38.Kg2 Ra1 39.Rb1 Rb1 40.Qb1 Bh3 41.Kh3 Nd3 42.Qb8 (worse 42.ed3 Qc8 43.Kg2 Qe8+-) 42...Nf2 43.Kg2+-) 38.Qh1 Nd7 39.Rb6?? (39.Kg2 Qc5 40.Qh4 Qg5 41.Qd4 Qe5 42.Be4 Kh6 43.Qe5 Ne5+-) 39...Qa5 (39...Nb6 40.Bh5 Kh6+=) 40.Be4+/- Kh6 41.g4 (better 41.Kg2!? Qh5 42.Qc1 Qg5 43.Re6 fe6 44.Qc7 Re2 45.Qd7 Rf2 46.Kf2 Qd2 47.Kf3 Qe3 48.Kg4 Qg5 49.Kh3 Qh5 50.Kg2 Qe2 51.Kh1 Qd1 52.Kh2 Qh5 53.Kg1 Qd1 54.Kf2 Qd2 55.Kf1 Qd1 56.Kf2 Qd2=) 41...Nf6?? (41...Ra1 42.Qf3 Qe5 43.Kg2 Kg5+-) 42.Kg2+- (42.Kg2 Nh5 43.Bf5 (43.Qh5?! Qh5 44.gh5 Kh5+-) 43...Qd5 44.f3 Re2 45.Kf1 Re1 46.Ke1 Qa5 47.Kf1 Qa1 48.Kg2 Qh1 49.Kh1+-) 1-0. Ribaudo,Jayme (2080) - Soulas,Pierre (1965), corr WS/H/225 ICCF, 2010. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0-0 5.Bg2 d6 6.0-0 e5 7.d3 Nbd7 8.c4 Re8 9.Nc3)

10.Ne1 ½–½ (10…Qc7 11.Nc2 Nb6 12.e4 c5 13.a3 a5 14.Qd2 ab4 15.ab4 Bd7 16.b5 Nh5 17.Qe2=). Abdelnabbi,I (2410) – Hassan,Say (2350), ch–EGY 3rd Stage, Cairo EGY, 2003. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0-0 5.Bg2 d6 6.0-0 e5 7.d3 Nbd7 8.c4 Re8 9.Nc3)

10.de4 Ne4= 11.Qc2 (11.Nd4 Nc3 12.Bc3 c5=) 11...Nef6 (11...Bc3 12.Bc3 Nc3 13.Qc3 Re2 14.Nd4=) 12.Rfd1 Qe7 13.e3 (13.Nd4 c6=) 13...Ne5 14.Nd4 (14.Ne5 de5 (14...Qe5? 15.Nd5 Qb2 16.Qb2 Nd5 17.Qc2+-) 15.a3 c6=) 14...c6 (14...Nc4 15.Nd5 Nd5 16.Qc4-/+) 15.c5 (15.Nce2 Bd7=) 15...d5 (15...dc5 16.bc5 Qc5 17.Rac1=+) 16.a3 Nc4 17.Bc1 (17.h3 Be6=) 17...Bg4=+ 18.Re1 Bd7 19.b5 (19.Rd1!?=+) 19...a5 (19...Qc5 20.a4-/+) 20.a4 (20.bc6 bc6 21.Bf1 Ng4-/+) 20...Qc5-+ 21.bc6 bc6 22.Nce2 Qd6 23.Rd1 Rab8 24.Bd2 (24.Nc3 Qe5-+) 24...Qe7 25.Bc3 (25.Nf4 g5 26.Nd3 Ne4 (26...Nd2?! 27.Rd2 Ne4 28.Be4 Qe4 29.Re1-/+) 27.Be4 Qe4-+ (27...de4?! 28.Qc4 ed3 29.Rab1-/+)) 25...c5 26.Nb5 Bc6?? (26...Ne3 27.fe3 Qe3 28.Kh1 Qe2 29.Rd2 Qe1 30.Bf1 Qe4 31.Bg2 Qc2 32.Rc2-+) 27.Ba5?? (better 27.Nf4=+) 27...Na5-+ 28.Nf4 Red8 (28...g5 29.Nh3-+) 29.Rac1 c4 30.Qc3 (30.Nc3 Qe5-+) 30...Bb5 (better 30...Nb3 31.Rb1 Bb5 32.ab5-+) 31.Qa5 Bc6 32.Ne2 (32.Nd5 Nd5 33.Bd5 Rd5 34.Rd5 Qe4-+) 32...Ra8 33.Qc3 (33.Qe1 Ba4 34.Rd2 Ne4-+) 33...Ba4 (33...Ne4 34.Qe1 Ba4 35.Rd4-+) 34.Nd4 (34.Rd4 Ne4 35.Re4 Qe4 (35...Bc3?! 36.Re7 Bb2 37.Re1-+; worse 35...de4 36.Qc4 Rd1 37.Rd1 Bd1 38.Nd4-+) 36.Be4 Bc3 (worse 36...de4 37.Qc4 Bd1 38.Nd4+/-) 37.Bd5 Bb2 38.Ba8 Bc1 39.Nc1 Rd1 40.Kg2 Rc1-+) 34...Bd1 35.Rd1 Ne4 36.Qc2 Rac8 (36...Bd4 37.ed4 Ra3 38.Re1-+) 37.Nb5 Qd7 38.Nd4 Qe7 39.Be4?? (39.Nb5 Rc5 40.Nd4-+) 39...Qe4 40.Qe4 (40.Qc1 Rb8-+) 40...de4 41.Rc1 Bd4 42.ed4 c3 (42...c3 43.Kf1 Rd4-+) 0-1. Spiritchaser84 (2240) - Singer_Marta (2445), Rated Bullet game, lichess.org, 2014. (=1.Nf3 (A15: English Opening: 1...Nf6) 1...Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 Nbd7 7.0-0 e5 8.d3 Re8 9.Nc3)

11.Bg7 Nf2 12.Rf2 Kg7 13.Qd2 (13.Qc2 a5+=) 13...Qe7 (13...a5 14.b5+=) 14.Raf1 (14.Qc3 Kg8+=) 14...f6 15.Nd4 Rf8 (15...c6 16.e4+=) 16.Nc2 (16.e3 Ne5+/–) 16...c6 (16...a5 17.ba5 Qe5 18.Bd5+/–) 17.e4 (17.d4 Nb6 18.c5 Nc4+=) 17...Ne5 18.Ne3 Ng4 (18...Be6 19.c5+=) 19.Ng4 Bg4 20.Qc3 (20.a4 Rae8+=) 20...c5 (20...Rae8 21.h3 Be6 22.g4+=) 21.d4 (21.h3 Bd7+=) 21...cd4 22.Qd4 Qe5 23.Rd2 The isolani on d6 becomes a target 23...Rfd8 (23...Be6 24.Rfd1+=) 24.Bf3 (24.a3 Be6+=) 24...Bf3 (24...Be6 25.Rfd1+=) 25.Rf3 Qd4 26.Rd4 Kf7 27.Rfd3 Ke7 28.Rd5 b6 29.Kf2 a5 30.b5 Rac8 31.R3d4 h5 32.Ke3 Rd7 33.h4 Ke6 34.Kf4 Rg8 35.Rd3 Rgg7 36.a4 Rg8 37.Rd2 Rgg7 38.R2d3 Rd8 39.Rd2 Rdd7= 40.R2d3 (40.Rd1!?+=) ½–½. Toran Albero,Roman – Gligoric,Svetozar, Palma de Mallorca, 1967. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0-0 5.Bg2 d6 6.0-0 e5 7.d3 Nbd7 8.c4 Re8 9.Nc3)

11.Bg7 Nf2 12.Rf2 (12.Kf2 Kg7) 12...Kg7 13.Qd2 Rf8 (13...a5 14.b5+=) 14.Raf1 f6 15.Nd4 Qe7 16.g4 c5 17.Nb5 Ne5 18.g5 f5 19.bc5 dc5 20.Qb2 (20.Nc3 Ng4 21.Nd5 Qe5+=) 20...a6 (20...Re8 21.h4=) 21.Nc3+= Qd6 22.Bd5 (worse 22.Bb7 Rb8 23.Ne4 Qe7-/+ (23...fe4?! 24.Rf8 Rb7 25.Qa1-/+)) 22...Bd7 23.Qa1 (23.Bb7? Rfb8-+) 23...Bc6 24.Ne4 Qe7 25.Nf6 Bd5 26.Nd5 Qd6 27.e4 h6 (27...Rae8 28.Nf6 Rf6 29.gf6 Qf6 30.Qb1+=) 28.ef5 hg5 29.f6 (29.d4!? cd4 30.Qd4+/-) 29...Kf7+= 30.Re2 Rae8 31.Kh1 Rh8 32.Qe1?? (better 32.Qb2 b5 33.a4=) 32…Nf3!!-+ (32...Nf3 33.Rf3 Rh2 34.Kg1 Rhe2-+; 32...Nd3?! 33.Re7 Re7 34.fe7 (34.Ne7?? Qh2) 34...Nf4 35.Qc3=) 0-1. Plachetka,Jan – Kestler, Nice, 1974. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7= 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.0-0 Nbd7 8.Nc3 Re8 9.d3)

11.Bg7 Nf2 12.Rf2 Kg7 13.Qd2 Rf8 14.Raf1 h6 15.Qc3 Kg8 16.Nh4 c6 17.b5 Ne5 18.bc6 bc6 19.h3 Be6 20.d4 Nc4 21.Ng6 Qa5 22.Qa5 Na5 23.Nf8 Kf8 24.e4 d5 25.ed5 cd5 26.Rf7 Bf7 27.Rf7 Kf7 28.Bd5 Kf6 29.Ba8 Nc4 30.Kf2 Nd6 (30...Kf5 31.Bc6+–) 31.g4 a5 (31...Nb5 32.Ke3+–) 32.Bc6 Nc4 (32...Nc8 33.Kg3+–) 33.h4 Na3 (33...Nb6 34.Ke3+–) 34.Ke3 Nc2 (34...Nc4 35.Kf4+–) 35.Ke4 Nb4 (35...Na3 36.Kd3 a4 37.d5+–) 36.Bd5 1–0. Plachetka,Jan (2405) – Adamski,Jan (2405), Stary Smokovec, 1974. (=1.Nf3 Nf6 2.b4 g6 3.Bb2 Bg7 4.c4 0-0 5.g3 d6 6.Bg2 e5 7.0-0 Nbd7 8.Nc3 Re8 9.d3 e4 10.Ne4 Ne4)

11.Bg7 Kg7 12.de4 Re4 13.Qc2 Re8 14.Rfd1 a5 15.a3 Qf6 16.Rac1 ab4 17.ab4 Ne5 18.Nd4 Bd7 19.Nb5 Bb5 20.cb5 Re7 21.h3 g5 22.Bb7 Rb8 23.Ba6 h5 24.Qc3 h4 25.g4 Qe6 26.Rd4 f6 27.Qc2 Rf8 28.b6! cb6 29.Bc8 Qf7 30.Rd6 b5 31.Bf5 Ra8 32.Qc5 Nc4 33.Rc6 Re5 34.Rc7 Rc5 35.Rf7 Kf7 36.bc5 Ke7 37.Rb1 Ra5 38.Bd3 Kd7 39.Rb4 Na3 40.Rd4 Kc6 41.Rd6 Kc5 42.Rf6 Ra8? (better 42...b4+/-) 43.Rf5+- Kb6 44.Rg5 b4 45.Rg6 Kc7 46.Rg7 Kb6 47.g5 b3 48.Be4 Rb8 49.g6 b2 50.f4 (better 50.Rh7!?+-) 50...Kc5+/- Black prepares the advance b1 51.Rd7 Rb4 52.Bd3 (better 52.Rd5 Kb6 53.Rd2 Re4 54.Rb2 Kc5 55.f5+-) 52...Rb3= 53.Bf5 Rg3 (53...Rh3 54.Rb7 Rg3 55.Kf2+/-) 54.Kf1 b1Q? (better 54...Nc4!? 55.Kf2 Ne3+=) 55.Bb1+/- Nb1 56.g7 Nc3 57.Rd3 Rg7 58.Rc3 Kd4 59.Rf3 1-0. Liascovich,Lucas - Perez Ponsa,Federico, Villa Martelli ARG, 2013. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 d6 5.g3 0-0 6.Bg2 e5 7.d3 Re8 8.0-0 Nbd7 9.Nc3)

11.Bg7 Kg7 12.de4 Re4 13.Ng5 Re8 (worse is 13...Rc4 14.Qd5 Ne5 15.Nf7+/–) 14.Qd4 Qf6 15.e3 c5 16.Qf6 Nf6 (worse is 16...Kf6 17.Ne4 Ke7 18.Rfd1 cb4 19.Nd6+/–) 17.Rfd1 h6 18.Nh3 Bh3 19.Bh3 Rad8 20.a3 b6 21.Bg2 Ne4 22.Rd3 f5 23.Rad1 Re6 24.Be4 fe4 25.Rd5 Kf7 26.bc5 bc5 27.Rc5 Rd7 (27...dc5 28.Rd5) 28.Rcd5 Ke7 29.c5 g5 30.R1d4 a6 31.cd6 Rdd6 32.Rd6 Rd6 33.Re4 Kf6 34.Ra4 Kf5 35.Kg2 h5 36.Ra5 Kf6 37.h4 1–0. Kuehn – Lohwasser,Marcel, Braunfels op, 1998. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0-0 5.c4 d6 6.Bg2 Nbd7 7.Nc3 e5 8.0-0 Re8)

11.Bg7 Kg7 12.de4 Re4 13.Ng5 Re8 (worse is 13...Rc4 14.Qd5 Ne5 15.Nf7+/–) 14.f4 Nf6 15.e4 Ng4 16.h3 Nf6 17.e5 Nh5 18.g4 Nf4 19.Nf7 (19.Rf4?! Qg5 20.Qf1 Qe7 (worse is 20...de5 21.Rf7 Kg8 22.Rh7+/–) 21.ed6 cd6=) 19...Kf7 20.Rf4 Kg7 21.ed6 Qd6 22.Qf3 (22.Qd6!? cd6 23.Rd1+/–) 22...Be6 23.Qc3 Kg8 24.Raf1 Rad8 25.c5 ½–½. Mittermeier,Peter – Gasser,Klaus (2115), AUT–chT3, 1998. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0-0 5.c4 d6 6.Bg2 Nbd7 7.0-0 e5 8.d3 Re8 9.Nc3)

10.a4 a5 11.ba5 Ra5 12.Nd2 Ne6 13.Nb3 Ra6 14.a5 Nd4 15.Nd4 ed4 16.Nb5 c6 17.Nd4 Ra5 18.e3 Ng4 19.Qd2 Ra1 20.Ra1 Ne5 21.Bc3 h5 22.Nc2 h4 23.f4 Nd7 24.Bg7 Kg7 25.Qc3 Kg8 26.g4 h3 27.Bf3 Nc5 28.g5 Qb6 29.Qd4 Qb3 30.Ne1 (worse 30.Qd6 Nd3 31.Be2 Bf5-/+ (31...Qc2?! 32.Qd3 Qd3 33.Bd3-/+)) 30...Qb4 31.Qd6 (31.Rd1!? Nb3 32.Qa7=) 31...Qb2 32.Qd4 (32.Qc5 Qa1 33.Kf2 Qb2 34.Be2 Bg4-+) 32...Qd4 33.ed4 Nb3 34.Rd1 Nd4 35.Kf2 Bf5 36.Rb1 Re7 37.c5 ½-½. Plachetka,Jan (2445) - Ciocaltea,Victor (2455), Bucharest, 1974. (=1.Nf3 Nf6 2.b4 g6 3.Bb2 Bg7 4.c4 0-0 5.g3 d6 6.Bg2 e5 7.0-0 Nbd7 8.Nc3 Re8 9.d3)

10.a4 h5 11.b5 N6h7 12.a5 a6 13.Nd5 (13.Qd2 ab5 14.cb5 d5 15.Rfc1 e4 16.Ne1 Ng5+= 0.41) 13...Ne6 (13...Nd7 14.Qc2 Nhf6 15.Nf6 Nf6 16.Rfb1 Qe7+= 0.47) 14.Nd2 (14.Qc2 Nf6 15.Ne3 Ng4 16.Bc3 Bd7= 0.25) 14...Bd7 (14...ab5 15.cb5 Qd7 16.Qb3 h4+= 0.69) 15.ba6 (15.Nc3 Rb8 16.e3 Nf6+= 0.34) 15...Ra6 16.Bc3 (16.e3 Bc6= 0.25) 16...Bc6 (16...c6+= 0.28) 17.Rb1 Ra7 18.e4 h4 (18...Nf6 19.Nb3+=) 19.Nf3 hg3 20.hg3 (20.fg3 Nc5+=) 20...Nhg5 21.Ng5 Qg5 22.Qd2 Qd2 23.Bd2 Kf8 24.Nb4 Bd7 25.Nc2 Nc5+= 26.Be3 Ra5 27.Bc5= Rc5 28.Rb7 Ra8 29.Bf3 Ra2 30.Nb4+= Rb2 31.Rb8+/– Be8 32.Ra1 Ke7? 33.Nd5 Rd5+/– 34.Rb2 Rd3 35.Be2 Rd4 36.f3 Bc6 37.Ra7 Kd7 38.Kf2 f5+= 39.ef5 gf5= 40.Rb8 e4 41.fe4 Re4 42.Ra2 Bd4= 43.Kf1 Re3 44.Rg8 Be5 45.Kf2 Bd4 46.Kf1 Be5 47.Kf2 Rc3 48.Rd2 Be4 49.Rd1 c5 50.Rg5 Bd4 51.Ke1 Rc2 52.Rh5 Ke6 53.Bd3 Rg2 54.Be4 fe4 55.Kf1 Rg3 56.Re1 e3 57.Ke2+= Bc3 58.Rf1 Be5 59.Rf3 Rf3 60.Kf3= d5 61.cd5 Kd5 62.Ke3 c4 63.Ke2 Ke4 ½–½. Miroshnichenko,E (2545) – Tzermiadianos,And (2440), Eu Blitz Ch, Panormo GRE, 2002. (=1.Nf3 Nf6 2.g3 g6 3.Bg2 Bg7 4.0-0 0-0 5.c4 d6 6.Nc3 Nbd7 7.b4 e5 8.Bb2 Re8 9.d3)

10.Qb3 Ne6 11.a3=.

10.Qb3 h5 11.Rfd1 N8h7 12.d4 (better 12.a4+=) 12...Bg4? (better 12...e4 13.Nd2 Ng5=) 13.de5+- Bf3 14.ef3 Re5 15.Nd5 (better 15.f4!? Re6 16.Bb7+-) 15...Nd5+= 16.Be5 Be5 17.cd5 Ba1 18.Ra1 Qf6 (18...Qd7 19.Qc3+=) 19.Rc1 Re8 (19...Qe7 20.Qc4+=) 20.Rc7 Qa1 (20...Re1!? 21.Bf1 Ng5+=) 21.Bf1+/- Re1 22.Qc4 Ng5 23.Kg2 h4? (better 23...Qd1!? 24.Rc8 Kg7 25.Qc3 Kh6 26.Rh8 Nh7+/-) 24.gh4 (better 24.Qh4 Nh7 25.Qc4+-) 24...Nf3? (24...Nh3 25.Kh3 Rf1+-) 25.Kf3 (better 25.Qf4 Qg7 26.Qf3+- (26.Kf3?! Rf1 27.Kg2 Ra1+-)) 25...Rf1+= 26.Rb7?? (better 26.Qc3 Qc3 27.Rc3+=) 26...Qe1 (better 26...Qf6 27.Qf4 Rf2 28.Kf2 Qf4 29.Kg2 Qe4 30.Kg3 Qd5 31.Rb8 Kg7-+) 27.Qd4+- (27.Ra7?? Rf2 28.Kg4 Qg1 29.Kh3 Rh2) 27...Rh1?? (27...Qe8+-) 28.Rb8 Kh7 (28...Qe8 29.Re8 Kh7 30.Qh8) 29.Rh8 (29.Qh8) 1-0. Spiritchaser84 (2235) - Kapsarov (1655), Rated Bullet game, lichess.org, 2014. (=1.Nf3 (A15: English Opening: 1...Nf6) 1...Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 Nbd7 7.0-0 Re8 8.d3 e5 9.Nc3)

10.Qc2 c6 11.d4 (11.b5 Ne6=) 11...e4 (11...ed4 12.Nd4 Qb6 13.c5 Qb4 14.cd6=+) 12.Nd2= e3 13.fe3 Re3 14.Nd1 (14.Nf3 Bf5 15.Qd2 Bh6=) 14...Re8 (14...Re2 15.Qd3 Qe7 16.d5=+) 15.b5 (15.e4 Ne6+=) 15...d5 (15...cb5 16.cb5 Re2 17.Qd3=+) 16.cd5 Nd5 (16...cd5 17.e3=) 17.e4 (better is 17.bc6 Ne6 18.e3+/–) 17...Ne3?? (better is 17...Nc7 18.bc6 Bd4 19.Bd4 Qd4 20.Nf2 bc6 21.Qc6 Qd2 22.Qc7 Qd8 23.Qd8 Rd8+=) 18.Ne3+– Bd4 19.Rae1 (19.Ndc4 cb5 20.Rad1 Ne6+–) 19...Bb2 (19...cb5 20.Nf3 Bb2 21.Qb2+–) 20.Qb2 Qd3 (20...Nd7 21.Ndc4 f6 22.Ng4 cb5 23.Rf6 Nf6 24.Nf6 Qf6 25.Qf6 bc4 26.e5+–) 21.Ndc4 Ne6 (21...Qd8 22.e5 Qc7+–) 22.Rd1 Nc5 23.Rd3 Nd3 24.Qd4 Nb4 25.Nd6 Be6 26.Rf7! Bf7 27.Nef5! gf5 (27...Re5 28.Qe5 gf5 29.Nf5 Kf8 30.Qh8 Bg8 31.Qg7 Ke8 32.Qe7#) 28.Nf5 Re5 29.Qe5 Kf8 30.Qh8 Bg8 31.Qg7 Ke8 32.Qe7 1–0. Pierred (2085) – KABADOBA, Rated game, 1m + 3s, 2005.

10.Qc2 Ne6 11.e3 h5 12.Rfd1 Nh7 13.d4 ed4 14.ed4 Nhg5 15.Nd5 Nf3 16.Bf3 Ng5 17.Bg2 Bg4 18.Re1 Qd7 19.Qb3 Kh7 20.Nf4 Re1 21.Re1 Re8 22.Re8 Qe8 23.Kf1 Ne6 24.Ne6 Qe6 25.f3 Bh3 26.Bh3 Qh3 27.Kg1 h4 28.g4 f5 29.g5 f4 30.Qd3 Qe6 31.Qe4 Qc4 32.Qf4 Qb4 (32...Qa2 33.Qh4 Kg8=) 33.Qh4= Kg8 34.Qe4 Qb2 35.Qe6 Kh7 36.Qh3 ½-½. Savage,B (2265) - Bates,Ri (2345), 4NCL, 2015. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.d3 Re8 8.0-0 Nbd7 9.Nc3)

10.Qc2 h5 11.Rac1 N6h7 12.b5 Be6 13.Nd2 Rb8 14.Nb3 Bh6 15.Rcd1 Qd7 (15...Nf6 16.Na5 (16.Nd5 N8d7 17.d4) 16...c5 17.Nb3+=) 16.Bc1 (16.c5!?+/– Bb3 17.ab3) 16...Bc1+= 17.Qc1 Bh3 18.Qe3 (18.Qa3 Bg2 19.Kg2 a6+=) 18...Bg2 19.Kg2 Ra8 (19...a6 20.f4+=) 20.Qf3 c6 21.bc6 bc6 22.h4 f5 23.e4+/– Nf6 24.Rfe1 a5 25.ef5 gf5 26.Na4 Ng6 27.Kh1?? Reb8 28.Rb1 Rb4 29.Nc3 Ng4 30.a3 Rb7 31.Na4 f4 32.Nd2+= Rb1 33.Rb1 Rf8 34.Rf1 Qe7 35.Kg1?? fg3–+ 36.Qg3 Qh4 37.Qh4 Nh4 38.f3 Ne3 39.Rf2 Nc2 40.Ne4 Nf3 41.Kh1 Nce1 42.Nd6 Rf4 (42...Rf4 43.Rf3 Rf3–+) 0–1. Bazarov,K (2230) – Petrukhin,D (2415), TCh–RUS HL, Sochi RUS, 2007. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.d3 Nbd7 8.0-0 Re8 9.Nc3)

10.Nd2 h5 11.Nd5 N8h7 12.a4 c6 13.Nf6 Nf6 14.Qc2 Bf5 15.a5 a6 16.Ne4 Rc8 17.c5 Be4 18.de4 Qe7 19.cd6 Qd6 20.Bc3 Qe6 21.Qb2 Qc4 22.Be5 Re5 23.Qe5 Nd5 24.Qd6 Ba1 25.ed5 Bg7 26.Qd7 Qg4? (better is 26...Rf8 27.dc6 bc6 28.Qc6 Qe2+/–) 27.Qb7+– cd5 28.Qa6 (28.Bd5 Rf8 29.Qa6 Qb4 30.Qg6 Qa5 31.Qh5 Qc3+–) 28...Qd7 (28...Qc4 29.Qb7 Rc6+–) 29.Bd5! Rb8 (29...Qd5 30.Qc8) 30.Qc4 Bf8 31.Rb1 Rc8 32.Bf7! Kg7 (32...Qf7 33.Qc8) 33.Qe6 Qe6 34.Be6 Rb8 35.b5 Kf6 36.Bd5 Ke5 37.Bf3 Bc5 38.b6 Kd6 39.Rd1 Ke6 40.Rd5 Bb4 41.Rb5 (41.Rb5 Ba5 42.Ra5 Rb6 43.Be4+–) 1–0. Zuse,Klaus Peter (2315) – Heinl,Thomas (2250), BL2–Sued, 2004. (=1.c4 Nf6 2.Nc3 g6 3.g3 Bg7 4.Bg2 0-0 5.b4 e5 6.Bb2 d6 7.Nf3 Nbd7 8.0-0 Re8)

9.a3 ab4 10.ab4 Ra1 11.Ba1 c6N 12.Nc3 Nb6 (12...Qe7 13.Nd2=) 13.Qb1 Bf5 14.e4 Bg4 15.Re1 Qc7 16.h3 Be6 17.Nd1 (17.Ng5 Nbd7=) 17...h6 (17...Ra8 18.Ne3=) 18.c5 Nbd7 19.d4 dc5 (19...Ne8 20.Qc1=) 20.dc5 (20.bc5 ed4 21.Bd4 Ra8=) 20...Ra8 21.Ne3 Nh7 22.h4 (22.Rd1 Nhf8=) 22...Nhf8 (22...b6 23.cb6 Qb6 24.Rd1=) 23.Bc3 b5 (23...b6 24.cb6 Nb6 25.Rd1=) 24.h5 Kh7 (24...Ra3 25.Qc1 Ra2 26.hg6 fg6 27.Rd1=) 25.hg6 fg6 26.Rd1 Ra3 27.Qc1 Ra2 28.Rd6 Kg8 29.Nh4 Kh7 30.Qd1 (30.f4 ef4 31.gf4 Bc3 32.Qc3 Qd8+–) 30...Ra3= 31.Qc1 Ra2 32.f4 ef4 33.gf4 Nf6 (33...Bc3 34.Qc3 Qd8 35.Nf3+–) 34.f5+– Rg2? (better 34...Ne8 35.Ng6 Nd6 36.cd6 Qd6=) 35.Nhg2+– Ne4 36.Bg7 (36.fe6?! Bc3 37.Qf1 Bg7+= (37...Nd6?? 38.cd6 Qd6 39.Qf7 Bg7 40.e7+–)) 36...Kg7 37.Qa1 (37.fe6?! Nd6 38.Qc3 Kg8+–) 37...Kg8 38.Re6 (38.fe6?! Nd6 39.Ng4 Ne8+–) 38...Ne6 39.fe6 Qe7 (39...Qc8 40.Nf4 Qc7 41.Qa8 Kg7 42.Nh5 gh5 43.Nf5 Kf6+–) 40.Qa8 Kg7 (40...Qf8 41.Qc6 Qf2 42.Kh1 Ng3 43.Kh2+–) 41.Qc6 Ng5 (41...Nf6 42.Nf4 Qf8 43.Qb5+–) 42.Qd7 (42.Nf4 Kh7+–) 42...Kf8 43.Nf4 Qd7 44.ed7 Ke7 45.c6 Nf3 46.Kf2 Ne5 (46...Nd4 47.Ng6 Kd8+–) 47.Ned5 Kd8 (47...Kf8 48.d8Q Kg7 49.Ne6 Kf7 50.Qf6 Ke8 51.Qe7) 48.Ne6 1–0. Ruiz Gomez,Alejandro – Fernandez Garcia,Jose Luis (2475), Euskadi–ch Absoluto, 1997. (=1.Nf3 Nf6 2.b4 d6 3.Bb2 Nbd7 4.g3 g6 5.Bg2 Bg7 6.0-0 0-0 7.c4 e5 8.d3 a5)

9.a3 ab4 10.ab4 Ra1 11.Ba1 Re8 12.Nbd2 c6 13.Qc2 Qc7 14.Rc1 b6 15.b5 c5 16.Ng5 h6 17.Nge4 Bb7 (better is 17...Ne4 18.Ne4 f5=) 18.Nd6!+/– Qd6 19.Bb7 Nf8 20.Nf3 h5 21.Bc3 Ng4 22.h3 Nh6 23.Ra1 Ne6 24.Ra7 Nd4 25.Qd2 Kh7 (25...Qd7 26.Bd4 ed4 27.Kg2+/–) 26.Bd5 Re7?? (26...Nb5 27.Ng5 (27.cb5?! Qd5 28.Ra6 Qd8+=) 27...Kh8 28.Bf7 (28.cb5?! Qd5 29.Ra6 f6+=; worse is 28.Nf7 Nf7 29.Rf7 Nc3 30.Qc3 Rf8+–) 28...Na7 29.Be8+–) 27.Ra8 (better is 27.Ng5 Kg8 28.Ra8 Bf8 29.Ne4 Ne2 30.Kh2+–) 27...Nhf5?? (better is 27...Bf6 28.Be4 Nhf5+–) 28.Ng5 (28.Ng5 Kh6 29.Nf7 Kh7 30.Nd6+–) 1–0. Leupold,Christian (1835) – Schindler,Gerhard (1825), Stockerau op–A, 2006. (=1.Nf3 Nf6 2.c4 d6 3.g3 e5 4.Bg2 Nbd7 5.0-0 g6 6.b4 Bg7 7.Bb2 0-0)

9.a3 Re8 10.Nc3 c6 11.Nd2 Nb6 12.Nb3 White plans c5 (12.c5 ab4 13.ab4 Ra1 14.Qa1 Nbd5+=) 12...ab4 13.ab4 Ra1 14.Qa1 d5 15.c5 d4 16.cb6 dc3 17.Bc3 Nd5 18.Bd5 Qd5 (18...cd5 19.Qa5=) 19.Nc5 Bh3 20.e4 Qd8 21.Rb1 (21.Rd1!?+=) 21...Qb6= 22.Qa5 Qd8 23.Qd8 (23.Nb7 Qd3 24.Ra1 Qf3 25.Qe5 Qg2) 23...Rd8 24.Nb7 Rd3 25.Be1 (25.Rc1 f5=) 25...Bh6 26.Nc5 Ra3 27.Rd1 Bg4 (27...Kg7 28.Nd7 f6 29.Nb8=) 28.Rd3 Ra1 29.Kf1 Bf8 30.f3 Bh3 31.Ke2 Bc5 ½–½. Marques Taltavull,A (2130) – Gutierrez Clares,J (2250), Championship CAT, 2014. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 d6 5.g3 0-0 6.Bg2 Nbd7 7.0-0 e5)

9.ba5 Ra5=+ 10.Nbd2 Nb6 (10...Ra6 11.Ng5=+) 11.Bc3= Ra3 12.Bb2 Ra5 13.Bc3 Ra3 14.Nb1 (14.Bb2 Ra4=+) 14...Ra6 (14...Ra8 15.a4=+) 15.a4 Nbd7 16.Nbd2 Nc5 17.Qc2 Bd7 The pressure on the isolated pawn grows 18.a5 Bc6 19.Rfb1 Qe7 20.Ng5 Nfd7 (20...Bg2 21.Kg2 Nfd7 22.Ngf3=+) 21.Bc6= bc6 (21...Rc6 22.Nge4 Qe8 23.a6 ba6 24.e3=) 22.Nde4 f5 23.Nc5 Nc5 24.Nf3 e4 25.d4 (25.Bg7!? Qg7 26.Nd2=) 25...ef3–/+ 26.dc5 Bc3 27.Qc3 fe2 28.cd6 cd6 (28...Qd6?! 29.Re1=) 29.Re1 f4 30.gf4 (30.c5!? d5 31.f3–/+) 30...Rf4 31.f3 Ra8 (31...Rf5!? 32.Ra2 Raa5 33.Ra5 Qg5 34.Kh1 Ra5 35.Re2–/+) 32.a6–/+ Qg5 (32...Rf5!?–/+) 33.Kh1=+ Qf5 34.Qe3 White prepares a7 34...Rf3 35.Qe2 Rb3 36.Qe6 Qe6 37.Re6 Rb6 38.a7 Rb7 39.Rd6 Rba7 40.Ra7 Ra7 41.Rc6 Kf7 42.Kg2 ½–½. Walker,Samuel A (2020) – Graham,David B (2150), 103rd ch–GBR, 2016. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 d6 5.g3 0-0 6.Bg2 e5 7.0-0 Nbd7)

9.b5 Rb8 10.Nfd2 b6 (10...Qe7 11.Nc3=) 11.Nc3+= Nc5 12.Nb3 Ne6 13.e3 Ng5 14.d4 e4 15.Qc2 Bf5 16.Nd2 The pressure on e4 grows 16...Re8 17.Rac1 Qd7 18.h4 (18.a3 Bh3 19.Bh3 Qh3=) 18...Nf3 19.Kh1 g5 (19...c6 20.a3= (20.Nf3 ef3 21.Qa4 fg2 22.Kg2 Bh3 23.Kh2 Bf1 24.Rf1 Ng4 25.Kg1 Ne3 26.fe3 Re3-+)) 20.hg5 (20.Nf3?? ef3 21.Qd1 fg2 22.Kg2 Bh3 23.Kh2 Bf1 24.Qf1 gh4 25.gh4 Ng4 26.Kg1 Re6-+; 20.Bf3 ef3 21.Qd1 Bd3 22.Qf3 g4=+ (worse 22...Bf1 23.hg5 Ng4 24.Rf1+/-)) 20...Ng5 21.c5 (better 21.Kh2!?=) 21...Bh3-/+ 22.Rg1 d5 23.a4 Ng4 24.Rcf1 (better 24.Nd1=+) 24...Re6 25.Bh3 Nh3 26.Rg2 (26.Re1 Nhf2 27.Kg2-+) 26...Rh6 27.Rh2 Nh2 28.Kg2 (28.Nce4 Nf1 29.Kg2 Nf2 30.Nf6 Rf6 31.Kf1 Nd3 32.Ke2-+) 28…Nf4! (28...Nf4 29.ef4 Qh3 30.Kg1 Nf3 31.Nf3 Qh1) 0-1. Peng,Tianlu (1900) - Munkhzul,Turmunkh (2385), Shaoxing Women's Open, 2019. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 Nbd7 7.0-0 e5)

9.b5 Nh5 (9...Qe7 10.Nc3=) 10.Nfd2 (10.Nc3 Nhf6=) 10...f5 (10...Re8 11.Nc3=) 11.e3 (11.Nc3 Nc5=) 11...f4 (11...Nhf6 12.Nc3=) 12.ef4+= ef4 13.Bg7 Ng7 ½–½. Will,Patrick (1870) – Kolker,Vladislav (2115), Giessen op, 2009. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 Nbd7 7.0-0 e5)

9.a4 a5 10.b5 c5 (10...Re8 11.Nc3=) 11.Qc2 (11.Qd2 Nb6+=) 11...Rb8 (11...Re8 12.Nc3+=) 12.Nc3+= Nb6 13.Ng5 Ng4 (13...h6 14.Nge4=) 14.Nge4 f5 15.Nd2 Kh8 (15...f4 16.h3 Nf6 17.Nb3+=) 16.Rae1 (16.Nb3 Ra8+=) 16...Bh6 (16...Qg5 17.e3+=) 17.e3 Nf6 (17...Bg7 18.f4+=) 18.f4 (18.Nb3 Nbd7+/–) 18...Be6 (18...Bg7 19.Nb3+/–) 19.Nf3 (19.Ncb1 Qc7+=) 19...e4+= 20.Nd2 ed3 21.Qd3 Bg7 22.Rb1 Qe7 23.Rfd1 Rfd8 24.e4 Qf7 25.Qe2 Nc4 26.Nc4=+ Bc4 27.Qe1 Ng4 28.Nd5 Bb2 29.Rb2 Qg7 30.Rbd2 Bb3 31.Rb1 c4 0–1. algernon (2290) – tknechtel (2345), net–chess.com, 2005.

9.Qb3 Re8 10.Nbd2 Qc7 11.e3 Nf8 12.a4 a5 13.ba5 Ra5 14.Bc3 Ra6 15.a5 Ne6 16.Ne1 h5 17.h4 Ng4 18.Qb2 f5 19.Nc2 Nc5 20.Nb4 Ra8 (worse is 20...Ra5 21.Nd5 cd5 22.Bd5 (22.Ra5?! d4 23.ed4 ed4=) 22...Be6 23.Ba5+– (23.Ra5?! Bd5 24.cd5 Nd3+/–)) 21.d4 ed4 22.ed4 Ne4 23.Rae1 Ngf6 (worse is 23...Ra5 24.f3 (24.Be4?! fe4 25.Re4 Re4 26.Ne4 Be6=) 24...d5 25.fg4 (worse is 25.fe4 Qg3 26.Nf3 de4+=) 25...hg4 26.cd5 cd5 27.Nd3+/–) 24.Ne4 Ne4 25.f3 Nf6 26.d5 Rf8 27.Nd3 cd5+= 28.Nf4 dc4 29.Ng6 Rf7 30.Qd2 Kh7 31.Nf4 b5 32.Kh1 d5 33.Bf6 Bf6 34.Nd5 Qg3 35.Nf6 Rf6 36.Re7 Kg6 37.Qd5?? Qh4= 38.Kg1 Rf8 39.Rfe1 Ra6 40.Qe5 Qf6 41.Qg3 Kh6 42.Qf4 Kg6 43.Qg3 ½–½. Yatsenko,Alexey (2340) – Polatel,Ali (2150), EU–ch U18 Urgup, 2004. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 d6 5.g3 Nbd7 6.Bg2 e5 7.0-0 0-0)

9.Nc3 Re8 10.Qc2 Nf8 11.Rfd1 Ne6 12.a3 Rb8 13.Rac1 (13.Ne4 Ne4 14.de4 Qe7+=) 13...b6 (13...Qe7 14.Ne4 Nd7 15.c5 dc5 16.bc5=) 14.Qb1 Bb7 15.Qa1 (15.Ne4 c5=) 15...c5 16.e3 Qe7 17.Nb5 a6 18.Nd6 Qd6 19.Be5 Qe7 20.Bb8 Rb8 21.bc5 (21.d4 cd4 22.Nd4 Bg2 23.Kg2 Ng4-/+) 21...Nc5 (better 21...Ne8 22.Qa2 bc5+=) 22.d4?? (22.Qb2 Bf3 23.Bf3 Nd5+=) 22...Nfd7?? (better 22...Nb3 23.Qb2 Nc1 24.Rc1 Qc7-/+) 23.Qb1 Be4 (23...Ne6 24.Qb4 Qf6 25.Nd2+=) 24.Qb4+/- a5 25.Qb5 Nd3 26.Rc3 (better 26.Rb1+/-) 26...Rc8?? (26...N7c5 27.Ne1 Bg2 28.Nd3 Bf3=+) 27.Rcd3+- Bd3 28.Rd3 Qe4 (28...Rd8 29.h3+-) 29.Rd1 (better 29.Qd7 Rc4 30.Qf7 Kf7 31.Ng5 Ke7 32.Be4+-) 29...Qc2 30.Re1 (30.Qd7?! Qd1 31.Bf1 Rf8+/-) 30...Nf6 (30...Rc7 31.Bh3 Nf8 32.Bf1+-) 31.Ne5 Qc3 (31...Ne4 32.Be4 Qe4 33.Qd7+-) 32.Rf1 Qa3 33.Qb6 Qb4 (33...Rf8 34.Rb1+-) 34.Qa6 (better 34.Qb4 ab4 35.Rb1 Rb8+-) 34...Rb8 (34...Qf8 35.Ra1+-) 35.Ra1 (better 35.Nc6 Qb3 36.Nb8 Qb8 37.Qa5+-) 35...Qc3 36.Qa5 (better 36.Rd1 Re8+-) 36...Qc2?? (better 36...Rb1! 37.Rb1 Qa5 38.Rb8 Bf8+=) 37.Qe1 (37.Qa7 Rf8+-) 37...Rb2 38.Rc1 Qb3 (38...Qf5 39.e4 Qh5 40.Ra1+-) 39.c5 Ng4 (39...Ne8+-) 40.Ng4 h5 (40...Qe6 41.h3+-) 41.Ne5 (41.c6!? Rc2 42.Qd1 Rc6 43.Bc6 Qd1 44.Rd1 hg4+-) 41...Be5 42.de5 Rc2 43.c6 Qc4 44.Rc2 Qc2 45.h4 Kf8 (45...Kg7+-) 46.Qb4 Kg7 47.Qd6 Qc1 48.Kh2 Qe1 49.c7 (49.Qf6 Kf8 50.c7 Qc1 51.Qh8 Ke7 52.Qd8 Ke6 53.Qe8 Kf5 54.e4 Kg4 55.f3) 49...Qf2 50.c8Q Qe3 (50...Qg3 51.Kg3 Kh7 52.Qdf8 g5 53.Qf5) 51.Qf6 Kh7 52.Qch8 1-0. Spiritchaser84 (2185) - Vihvillain (2035), Rated Bullet game, lichess.org, 2014. (=1.Nf3 (A15: English Opening: 1...Nf6) 1...Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 d6 5.g3 Nbd7 6.Bg2 e5 7.0-0 0-0)

9.Nc3 Nh5 10.Ne4 Qe7 11.Qc1 f5 12.Nc3 Ndf6 13.e3 h6 14.Kh1 g5 15.Ng1 f4 16.ef4 gf4 17.Nce2 fg3 18.fg3 Bd7 19.a4 Ng4 20.Nh3 Rf1 21.Qf1 Rf8 22.Qg1 Nhf6 23.Qa7 Bf5 24.Bc6 Bd3 25.Re1 Bc4 26.b5 Nd5 27.Qb7 Qb7 28.Bb7 Nde3 29.Kg1? (better 29.Bc6!?=+) 29…Be2-+ (29...Be2 30.Bc1 Rf1 31.Rf1 Nf1-/+ (worse 31...Bf1 32.b6+=)) 0-1. Lueckert,Bernd - Morgenstern,Enrico, DDR-ch MG09 corr, 1989. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 Nbd7 7.0-0 e5)

9.Nbd2 Qe7 10.a4 Re8 11.b5 Nc5 12.bc6 bc6 13.Ng5 Bd7 14.Ba3 h6 15.Nge4 Nce4 16.Ne4 Ne4 17.Be4 Qe6 18.Rb1 d5 19.cd5 cd5 20.Bg2 Rab8 21.a5 e4 (21...Rec8 22.Qd2=) 22.de4 (22.Rb8 Rb8 23.de4 de4 24.Be4 Rb5+=) 22...de4 (22...Rb1 23.Qb1 de4 24.Bc5=) 23.Rb8 Rb8 24.Be4 Bb5 25.Bf3 Bc3 26.Qc1 Ba5 27.Qh6 (27.Qf4 Rc8 28.Bb2 Bc3 29.Bc3 Rc3+/-) 27...Bc3 (27...Be2!? 28.Be2 Qe2=) 28.Qf4 (28.Rb1 a5+/-) 28...Re8 29.Rc1 Be5 (29...Qb3 30.Qd6 Be5 31.Qc5+/-) 30.Qd2+/- Qb3 31.Bc5 a6 32.Bd4 Rd8?? (better 32...Bd4 33.Qd4 Qe6+/- (33...Be2?? 34.Be2 a5 35.Rc7+-)) 33.Be5+- (33.Be5 Re8 34.Bb2+-) 1-0. BabaRamdev (2670) - Farmville (2665), Rated Blitz game, lichess.org, 2018.

9.Nbd2 Re8 10.Qb3 a5 11.a3 d5 12.cd5 a4 13.Qc2 Nd5 14.Rfd1 N7b6 15.Nc4 Nd7 16.Nd6 Re6 17.Nc8 Qc8 18.Rac1 Qd8 19.e4 N5b6 20.d4 ed4 21.Nd4 Re8 22.f4 Qe7 23.e5 Rac8 24.Qf2 c5 25.bc5 Rc5 26.Rc5 Qc5 27.Bb7 Nc4 28.Rc1 Rb8 29.Qe2 Rb7 30.Rc4 Qd5 31.Ra4 Nc5 32.Rb4 Rb4 33.ab4 Na4 34.Ba1 Bf8 35.Qc2 Nb6 36.Qd2 Nc4 37.Qc3 Qe4? 38.Qc4 Qb1 39.Qf1 Qb4 40.Kg2 Bc5 41.Qd1 Qb7 42.Nf3 Qa6 43.Bc3 h6 44.Qc2 Qb7 45.Bd2 Qd5 46.Be1 Kh7 47.Bf2 Bf8 48.Be3 Qd7 49.h3 h5 50.Kh2 Qd5 51.Ng5 Kg7 52.Ne4 Be7 53.Nf6! Qf3 54.Qf2 Qd1 55.Bd4 Bb4 56.e6! Be1 57.Qb2 Qd3 58.Ne4 Kh7 59.Ng5 (59.Ng5 Kg8 60.Qb8) 1–0. Shivaji,Shivkumar (2295) – Gurevich,Daniel (2190), Fremont USA, Open, 2012.

9.Nbd2 Re8 10.Qc2 Qe7 11.e3 Nf8 12.Rfc1 Nh5 13.d4 e4 14.Ne1 f5 15.d5 Nf6 16.dc6 bc6 17.c5 d5 18.Nb3 Bd7 19.a4 a6 20.Nd4 Ne6 21.Qd2 Nd4 22.Bd4 g5 23.Nc2 Ng4 24.Bg7 Qg7 25.h3 Ne5 26.Nd4 f4 27.ef4 gf4 28.Rc3 Nd3 29.Rd3 ed3 30.Qd3 fg3 31.fg3 Qe5 32.Rd1 Qe3 33.Qe3 Re3 34.b5 ab5 35.ab5 Rg3 36.Kf2 Rg6 37.bc6 Bc6 38.Nc6 Ra2 39.Ke3 Re6 40.Kd4 Rg2 41.Kd5 Rh6 42.Ne5 Rh3 43.c6 Rc3 44.Ke6 h6 45.Kf6 Rf2 46.Ke6 Rg2 47.Kf6 Rg7 48.Rd6 Kh7 49.Kf5 h5 50.Rd4 Rc5 51.Ke6 Kh6 52.Kd6 Rc1 53.Nc4 Rf1 54.Ke6? Rg6–+ 55.Kd5 Rf5 56.Ne5 Rc6! 57.Kc6 Re5 ½–½. Czapski,Remigiusz (1815) – Wruck,Wieslaw (1935), Chojnice op–B 2nd Poland, 2006. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 Nbd7 7.0-0 e5)

9.Nfd2 Qb6 10.a3 a5 11.Qb3 ab4 12.ab4 Ra1 13.Ba1 Qa6 14.Nc3 b5 15.Nce4 Ne4 16.Ne4 (worse is 16.de4 Rd8=; 16.Be4?! Nf6=) 16...bc4 17.dc4 (17.Qc4?! d5 18.Qa6 Ba6=) 17...c5 (better is 17...d5!? 18.cd5 cd5+/–) 18.b5+– Qb6 19.Nc3 (better is 19.Rd1!?+–) 19...Nf6+= 20.Nd5 Nd5 21.Bd5 (worse is 21.cd5 Bd7–/+) 21...Bb7 22.Qf3 Bd5 23.Qd5 Rb8 24.Rd1 Bf8 25.Bc3 Qb7 26.Qd3 Ra8 27.Ra1 Ra1 28.Ba1 Qa8 29.Bc3 Be7 30.Qd2 f5 31.Ba5 Qb7?? (better is 31...Kg7+=) 32.Qd5+– Qd5 33.cd5 Kf7 34.b6 1–0. Wehmeier,Sven – Saggau,Carsten, NRW–chT U18, 1999. (=1.g3 Nf6 2.Bg2 d6 3.c4 g6 4.b4 Bg7 5.Bb2 0-0 6.Nf3 Nbd7 7.0-0 e5 8.d3 c6)

9.e4 Re8 10.Re1 d5 (10...a5 11.b5= Nc5 12.Nc3 Bg4 13.h3 Be6 14.Rb1 Rb8 15.Ba3 Nfd7 16.Nd5; 10...Qb6 11.Bc3 (11.Qd2 a5 12.b5 cb5 13.cb5 Qb5 14.Na3 Qc6 15.Nc4 Nc5 16.Rac1) 11...c5 12.b5 Nf8 13.Qd2 Qc7 14.Na3 Ne6 15.Rab1 Nd4 16.Nc2) 11.ed5 (11.cd5 cd5 12.Qb3 de4 13.de4 a5 14.Nbd2 ab4 15.Qb4 Bf8 16.Qc3; 11.Nbd2 d4 12.Qa4 a5 13.a3 Qc7 14.c5 b5 15.cb6 Nb6 16.Qc2) 11...cd5 12.Nc3 (12.cd5 Nd5 13.Qb3 N7b6 14.Be5 f6 15.Bc3 Re1 16.Be1) 12...d4 (12...dc4 13.dc4 a5 14.a3 e4 15.Nd4 Ne5 16.Ne4) 13.Nb5 Qb6? (13...Bf8 14.c5= a6 15.Qa4 Rb8 16.Na7) 14.Qb3?? (better 14.Ne5 Re5 15.Re5 Ne5 16.Bd4+/-) 14...a6= 15.Na3 a5 16.Nb5 ab4 17.Qb4 Nc5 Black intends e4 (17...Bf8 18.Qd2=) 18.Qd2+= e4 19.Nfd4 (better 19.de4!? Nfe4 20.Bd4+=) 19...Nd3-/+ 20.Reb1 (20.Re3 Bd7 21.Rd3 ed3 22.Qd3 Ng4-/+) 20...Nb2 (better 20...Ng4!?-+) 21.Rb2=+ Nd7 (21...Rd8 22.Qc3=+) 22.Re1 (22.Rd1 Qc5=+) 22...Nc5 23.Rbb1 (23.Rc2 Rd8 24.Qe3 Nd3-/+) 23...f5 (23...Rd8 24.Qc2 f5 25.Nc3-+) 24.Bf1 (24.Red1 Be5=+) 24...Bd7 (24...Rd8 25.Qc1-/+) 25.Qf4 (25.Nb3 Red8 26.Qd6 Qd6 27.Nd6 b6 28.Nc5 bc5-/+) 25...Be5 (25...Ra2!? 26.Red1 Qf6-/+) 26.Qe3 Ra2 (26...Qf6!? 27.Nb3 Nb3 28.Qb3 Be6=+) 27.Nc3= Qa7 (better 27...Qf6!? 28.Na2 Bd4=) 28.Na2+/- Qa2 29.Nb5 Rc8 30.Nc3 (30.Red1 Bg7+=) 30...Qa5 (30...Qa3!? 31.Nd5 Qe3 32.fe3 Kf7=) 31.Nd5+/- Qd8 32.Nb6 Rc6 33.Nd7 (33.Red1!?+/-) 33...Qd7= 34.Red1 Qe7 35.Rd5 Bd6 36.Qd2 e3? (better 36...f4!?+=) 37.Qe3+- Ne4 38.Qd3 Rc5? (38...Rc7 39.Re1 Bc5 40.Re2+-) 39.Rc5 (better 39.f3 Rc8 40.fe4 fe4+-) 39...Bc5 (39...Nc5 40.Qd4+-) 40.Qd5 Kf8? (40...Qf7 41.Qf7 Kf7 42.Rb7 Kf6+-) 41.Rb7 Bf2 (41...Qf6 42.Bd3 (worse 42.Rh7 Bf2 43.Kh1 Nd6+-) 42...Be7 43.Be4 fe4 44.c5 Qa1 45.Kg2+-) 42.Kg2 Qf6 (42...Nf6 43.Re7 Nd5+-) 43.Rb8 (43.Qd7 Bb6 44.Rb8 Qd8 45.Rd8 Bd8 46.Qd8 Kf7 47.c5+-) 43...Kg7 44.Bd3 (44.Bd3 Kh6 45.Be4 fe4 46.Qe4+-) 1-0. Jensen,So2 (2030) - Nielsen,Jorgen Kamp, Politiken Cup, Copenhagen DEN, 2005. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0-0 5.Bg2 d6 6.0-0 Nbd7 7.c4 e5)

9.Nc3+= a5 10.a3 Nb6 (10...Bh6 11.Qc2 Nb6 12.Nd2 c6 13.b5 Bd7 14.bc6 Bc6 15.e3 Rfc8; 10...Nb8 11.Na4 ab4 12.ab4 Nc6 13.b5 Na5 14.Bc3 Bg4 15.Nb2 b6; 10...h6 11.Qb3 Nb6 12.Nd2 a4 13.Qc2 c6 14.Nde4 Ne4 15.Ne4 d5) 11.Qd2 c6 12.b5 cb5 13.Nb5 Na4 14.Bc3 Nc3 15.Nc3 h6.

9.Nc3+= Nb6 A) 10.Ng5 c6 (10...h6 11.Nge4 Ne4 12.Be4 c6 13.b5 cb5 14.Nb5 Bh3 15.Re1 f5; 10...a5 11.b5 Nfd7 12.Qc1 Bh6 13.f4 ef4 14.gf4 Nc5 15.Qd2 Bg7; 10...Bh6 11.h4 c6 12.Qb3 Bg4 13.a4 Rac8 14.a5 Nbd7 15.Bc1 d5; 10...Rb8 11.Qd2 h6 12.Nf3 a6 13.a4 Be6 14.a5 Nbd7 15.e4 c6; 10...d5 11.c5 d4 12.cb6 dc3 13.Bc3 ab6 14.Qb3 c6 15.a4 Nd5; 10...Rd8 11.Qd2 c5 12.a3 Bf5 13.Rac1 Rac8 14.h4 d5 15.Nd5 Nbd5) 11.b5 h6 12.Nge4 Ne4 13.Be4 f5 14.Bg2 cb5 15.Nb5 Be6; B) 10.a3 Bd7 (10...c6 11.Qd2 Bf5 12.Ng5 Bh6 13.h4 Nh5 14.e3 Bg5 15.hg5 Qg5; 10...Bg4 11.Qd2 h6 12.Qe3 Be6 13.a4 a5 14.b5 Rfd8 15.Qd2 Ng4) 11.Qd2 Ng4 12.h3 Nf6 13.a4 a5 14.b5 Nh5 15.Rfc1 Nf6; C) 10.Qc1 Bg4 (10...Bd7 11.Qd2 Ng4 12.h3 Nf6 13.a4 a5 14.b5 Rfb8 15.Rfd1 h6; 10...a5 11.b5 Bd7 12.a4 Rab8 13.Nd2 Bh6 14.Qc2 Bf5 15.Nce4 Nbd7; 10...c6 11.a4 Be6 12.a5 Nbd7 13.Ng5 a6 14.Ne6 Qe6 15.Qc2 Rfd8; 10...Re8 11.Qd2 c6 12.a4 a5 13.b5 e4 14.Ng5 Bf5 15.Rfb1 h6; 10...Rd8 11.Qd2 c6 12.a4 a5 13.b5 Qc7 14.Ng5 Bg4 15.bc6 bc6; 10...Ng4 11.h3 Nf6 12.c5 Nbd5 13.Nd5 Nd5 14.Qc4 Be6 15.Qb5 c6) 11.Qe3 Bd7 12.h3 Rfe8 13.Qd2 c6 14.Rac1 a5 15.b5 d5; D) 10.Nd2 Rd8 (10...Ng4 11.Qc2 a5 12.b5 a4 13.Ba3 Nf6 14.Bc1 Ng4 15.Rb1 Rd8; 10...a5 11.b5 Ra7 12.Qc2 Be6 13.a4 Re8 14.Nde4 Ne4 15.Be4 f5; 10...Re8 11.Qc2 a5 12.b5 Ra7 13.Nde4 Ne4 14.Be4 Bg4 15.Qd2 a4; 10...c6 11.a4 a5 12.ba5 Nbd7 13.Nb3 Nc5 14.Nc5 dc5 15.Qd2 Qc7; 10...a6 11.a4 a5 12.b5 Ra7 13.Qb3 Be6 14.Nd5 Nbd5 15.cd5 Bg4) 11.Qb3 a5 12.a3 a4 13.Qc2 c6 14.Nce4 Ne4 15.Ne4 Bg4; E) 10.Qb3 Bh6 (10...a5 11.b5 Rd8 12.Rfe1 Bh6 13.h4 Nbd7 14.Na4 Ng4 15.Bc3 Nc5; 10...Bg4 11.Ng5 a5 12.a3 a4 13.Qc2 c6 14.Rab1 Bh6 15.Bc1 d5; 10...Bd7 11.Nd2 Rfb8 12.a4 a5 13.b5 Ng4 14.Rfe1 f5 15.e3 Qf7; 10...Rd8 11.Ng5 Ng4 12.Bc1 h6 13.Nge4 f5 14.f3 Nh2 15.Kh2 fe4; 10...Ng4 11.h3 Nf6 12.Ng5 h6 13.Nge4 Ne4 14.Ne4 Be6 15.a4 d5) 11.Nh4 Bg5 12.Bc1 Bc1 13.Rac1 a5 14.b5 Ra7 15.Nf3 Bg4; F) 10.a4 a5 (10...e4 11.Ne4 Ne4 12.Bg7 Kg7 13.de4 Nc4 14.Qd5 Ne5 15.Ne5 de5) 11.b5 Bd7 12.Nd2 Ra7 13.Qb3 Rd8 14.Nde4 Ne4 15.Be4 Bh3; G) 10.Qd2 a5 (10...Bg4 11.Ng5 c6 12.a4 h6 13.Nge4 Ne4 14.Be4 Nd7 15.a5 Nf6; 10...Rd8 11.Ng5 c5 12.a3 Bf5 13.Rac1 Bh6 14.h4 Bg7 15.Bf3 Qd7; 10...c5 11.a3 Bf5 12.Ng5 Rfd8 13.e4 Bg4 14.Rfe1 Rac8 15.Nb5 a6; 10...Ng4 11.Ng5 c6 12.h3 Nf6 13.a4 h6 14.Nge4 Ne4 15.Ne4 d5) 11.a3 c6 12.Ng5 h6 13.Nge4 Ne4 14.Be4 Bh3 15.Rfd1 f5.

9.Nc3+= c6 10.Qb3 Bh6 (10...Nb6 11.a4 Bg4 12.a5 Nbd7 13.h3 Be6 14.Ng5 Rac8 15.e3 Bf5; 10...Ng4 11.h3 Ngf6 12.Rad1 Nb6 13.d4 e4 14.Ng5 d5 15.cd5 cd5; 10...Rd8 11.Rab1 Nb6 12.b5 cb5 13.Qb5 Bg4 14.Ng5 Rdc8 15.h3 Bf5; 10...Re8 11.Rab1 Bh6 12.Bc1 Bc1 13.Rfc1 Nb6 14.b5 c5 15.a4 Bg4; 10...a5 11.a3 Rd8 12.Rfe1 b6 13.Nd2 Bb7 14.Bf3 Qe6 15.e3 d5; 10...h6 11.Rab1 Nb6 12.b5 Bg4 13.bc6 bc6 14.Nh4 Qc7 15.Qa3 Rfd8; 10...Rb8 11.Ng5 Nb6 12.Qa3 Ra8 13.b5 c5 14.Bc1 h6 15.Nge4 Ne4; 10...Nh5 11.Rab1 a5 12.Qa3 a4 13.Nd2 Nhf6 14.Rfe1 Rd8 15.Bc1 Re8; 10...a6 11.Rad1 Nb6 12.a4 Bg4 13.a5 Nbd7 14.h3 Bf5 15.e4 Be6) 11.Qa3 Re8 12.Rad1 Bg7 13.Ng5 d5 14.e3 d4 15.Nce4 Ne4.

9.Nc3+= c6 10.b5 d5 (10...cb5 11.cb5 Nb6 12.Qb3= (12.Rc1 Bh6 13.e3 Be6 14.Ba3 Bf5 15.h3 Nbd5) 12...Be6 13.Qa3 Bg4 14.Ng5 Bh6 15.Nge4 Ne4; 10...Rd8 11.Rc1 cb5 12.cb5 a6 13.b6 Nb6 14.Qb3 Nbd7 15.d4 ed4; 10...Rb8 11.Rb1 a6 12.bc6 bc6 13.Na4 Bb7 14.Qd2 c5 15.Nc3 e4; 10...a6 11.bc6 bc6 12.Rb1 Rb8 13.d4 Bb7 14.Qc2 Qe6 15.Nd1 Bh6) 11.bc6+= bc6 12.cd5 Nd5 13.Rb1 (13.Qc1 Nb4+= (13...Rd8 14.Rb1 Rb8 15.Ba3 Nb4) 14.Ne4 Rb8 15.Rb1 Bb7) 13...N7b6 (13...Rb8 14.Qc2+= (14.Qd2 Re8 15.Rfc1 Ba6) 14...Nb4 15.Ba3 c5) 14.Nd2 (14.Qc1!?+– Rd8 15.Ba3 Qc7) 14...Be6 15.Na4 (15.Qc1 Nb4+= (15...Rfc8+=)) 15...Rfd8 (15...Rab8=) 16.a3 (16.Nf3 f6=) 16...Rac8 (16...Rab8 17.Re1=) 17.Qc2= Na4 18.Qa4 Nb6 19.Qc2 c5 20.Nc4 Nc4 21.dc4 Bf5 22.e4 Be6 23.f4 (23.Rfd1!?=) 23...ef4–/+ 24.Bg7 Kg7 25.gf4 Qf6 (25...Qd6 26.Rbd1 Qa6 27.Qc3 Kg8 28.Rfe1–/+) 26.f5 (26.e5!? Qh4 27.Qc3=+) 26...Qd4–/+ 27.Rf2 Bc4 28.f6 Kh8 29.Qc1 (29.Qb2!?–/+) 29...Rb8–+ 30.Rb8 Rb8 31.h3 (31.h4–+) 31...Bd3 32.Qg5 (32.Qf4 Rb2 33.e5 Rf2 34.Qf2 Qa1 35.Kh2 Qe5 36.Qg3 Qg3 37.Kg3–+) 32...c4 33.e5 (33.Qh6 Rg8 34.Bf1 Bf1 35.Kf1 Qd1 36.Kg2 g5–+) 33...Rb2 (better 33...Rb1 34.Kh2 Qf2–+) 34.Qf4 Qf2 (better 34...Qb6 35.e6 fe6–+) 35.Qf2 Rf2 36.Kf2 c3 37.Ke3 c2 38.Kd2 g5 39.Bd5 Kg8 40.e6? (better 40.Bf3!?–/+) 40...fe6–+ 41.Be6 Kf8 42.Kc1 h5 43.Kd2 (43.a4 a5–+) 43...Be4 44.Kc1 (44.a4 h4–+) 44...h4 45.Kd2 (45.a4 g4! 46.Bg4–+ (46.hg4?? h3 47.Bf5 Bf5 48.gf5 h2–+)) 45...Bf3?? (better 45...g4 46.Bg4 Kf7–+) 46.Kc2= g4 47.hg4 (47.Bg4 Bg4 Combination; 47.hg4 h3 Passed pawn) 47...Be4 48.Kd2 h3 49.g5 h2 50.g6 Bg6 51.Bd5 Bf7 52.Bc6 Bb3 53.Ke3 Kf7 54.Kf4 Kf6 55.Kg3 Ba4 56.Bb7 Ke5 57.Kh2 Bb5 58.Kg3 Kd4 59.Kf2 Kd3 60.Ke1 Kc2 61.Bd5 a5 62.Be4 Kc1 63.Bf5 Ba4 64.Be4 Bb5 65.Bf5 a4 (65...Kb2 66.Kd2=+) 66.Be4 Be8 67.Bf5 Bh5 68.Bd7 Bd1 69.Ba4 ½–½. Meyer,B (2235) – Lappage,J (2110), MTO Open, Biel SUI, 2000. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0-0 5.c4 d6 6.Bg2 e5 7.0-0 Nbd7)

9.Nc3+= c6 10.Qc1 Nb6 (10...Rd8 11.Qg5 h6 12.Qd2 Nb6 13.a4 a5 14.b5 c5 15.e4 Be6; 10...Re8 11.Ng5 h6 12.Nge4 Ne4 13.Ne4 Nf6 14.Qd2 Bg4 15.a4 Rad8; 10...a5 11.a3 Nb6 12.Qe3 Qc7 13.Ng5 Bf5 14.Qd2 h6 15.Nf3 Nbd7; 10...d5 11.cd5 cd5 12.Ba3 b6 13.d4 ed4 14.Nd4 Bb7 15.b5 Nc5) 11.c5 dc5 12.bc5 Nbd7 13.Na4 e4 14.Nd4 Rd8 15.Re1 e3.

9.Nc3+= c6 10.Qd2 h6 (10...a5 11.a3 Nb6 12.Ng5 h6 13.Nge4 Ne4 14.Be4 Bh3 15.Rfe1 f5; 10...Nb6 11.a4 a5 12.ba5 Nbd7 13.Rab1 Nc5 14.Ba3 Re8 15.Ng5 Ra5; 10...Rd8 11.Rfc1 Nf8 12.b5 Ne6 13.bc6 bc6 14.Rab1 Bd7 15.Ba3 Nd4) 11.Nh4 Nb6 12.a4 a5 13.b5 c5 14.Rfd1 Be6 15.e4 Ng4.

9.Nc3+= h6 A) 10.Nd2 a5 (10...Nb6 11.Qc2 a5 12.b5 Ra7 13.a4 Be6 14.e3 h5 15.h4 Rd8; 10...c6 11.Qc2 Nb6 12.a4 a5 13.ba5 Nbd7 14.Nb3 Nc5 15.Nc5 dc5; 10...Rb8 11.Qa4 a6 12.Qc2 Rd8 13.Rfe1 Nb6 14.a4 Be6 15.a5 Nbd7) 11.a3 Nb6 12.Qc2 c6 13.b5 d5 14.bc6 bc6 15.a4 Re8; B) 10.Qd2 Re8 (10...a5 11.a3 Nb6 12.ba5 Ra5 13.Nd5 Rd5 14.cd5 Nbd5 15.e4 Nb6; 10...Nb6 11.a4 a5 12.Nb5 c6 13.Nd6 Qd6 14.c5 Qe7 15.cb6 e4; 10...Nb8 11.Nd5 Nd5 12.cd5 a5 13.ba5 Nd7 14.Rab1 Re8 15.Bh3 Nc5; 10...c6 11.Nh4 Nb6 12.a4 a5 13.b5 c5 14.Rac1 Be6 15.Qc2 Rac8) 11.Nh4 Nb6 12.a4 a5 13.b5 Ra7 14.f4 ef4 15.Rf4 Be6; C) 10.Qc2 a5 (10...Nb6 11.Nd2 a5 12.b5 Ra7 13.Nde4 Ne4 14.Be4 Bg4 15.Bc1 f5) 11.a3 Nb6 12.Nd2 c6 13.b5 Bd7 14.a4 h5 15.Nde4 Ne4; D) 10.Qa4 Nb6 (10...c6 11.Qb3 Nb6 12.a4 Be6 13.a5 Nbd7 14.Nd2 Rac8 15.Rfd1 Rc7; 10...Rd8 11.Qa5 Nb6 12.Nd2 c6 13.b5 c5 14.Qa3 Be6 15.Rac1 a6; 10...Re8 11.Nd2 Nb6 12.Qa5 c6 13.b5 c5 14.Rac1 Be6 15.Rfe1 Rec8) 11.Qa5 Bg4 12.Nd2 c6 13.b5 Rfc8 14.Ba3 c5 15.Nde4 Ne4; E) 10.Nh4 Nb6 (10...c6 11.Qd2 Nb6 12.b5 cb5 13.Nb5 Na4 14.Ba3 Nc5 15.Qb4 a5; 10...a5 11.a3 Nb6 12.Qd2 Rd8 13.Rfd1 g5 14.Nf3 Bd7 15.Rf1 Be6; 10...Rd8 11.Qc2 Nb6 12.a3 c6 13.a4 a5 14.b5 c5 15.Rac1 Be6; 10...Re8 11.Qc2 Nb6 12.Qd2 a5 13.a3 g5 14.Nf3 Be6 15.e4 a4) 11.Qd2 Rd8 12.a4 a5 13.b5 Ra7 14.Qe3 Bd7 15.Ne4 Ng4; F) 10.Re1 a5 (10...Nb6 11.Nd2 a5 12.b5 Ra7 13.Qc2 Be6 14.a4 Rd8 15.Nde4 Nfd7) 11.a3 Nb6 12.Nd2 c6 13.b5 d5 14.bc6 bc6 15.Qb3 Bd7; G) 10.Qb3 Nb6 (10...c6 11.Nd2 Rd8 12.Rfc1 Nb6 13.b5 cb5 14.Qb5 Bd7 15.Qb4 Bc6; 10...Rd8 11.Nd2 c6 12.Rfe1 Nb6 13.b5 d5 14.Ba3 Qe6 15.bc6 bc6) 11.a4 a5 12.ba5 Ra5 13.Nb5 Ra6 14.Qb4 c5 15.Qb3 Na8.

9.Nc3+= Bh6 A) 10.Bc1 Bc1 (10...Bg7 11.Be3 Nb6 12.Qb3 Bd7 13.Nd2 Ng4 14.Bb6 ab6 15.Bb7 Rab8) 11.Qc1 a5 12.a3 Nb6 13.Qg5 Be6 14.Ne4 Nbd7 15.Qh4 h5; B) 10.a3 Nb6 (10...c6 11.Bc1 Bc1 12.Rc1 Nb6 13.Qd2 Bg4 14.Ng5 h6 15.Nf3 Kg7; 10...a5 11.Bc1 Bc1 12.Qc1 Nb6 13.Qg5 Be6 14.Nh4 ab4 15.ab4 c6; 10...Rd8 11.Bc1 Bc1 12.Qc1 Nb6 13.Qg5 Kg7 14.Qd2 Kg8 15.Ng5 d5; 10...Re8 11.Bc1 Bc1 12.Qc1 Nb6 13.Qh6 Ng4 14.Qd2 c6 15.Ng5 Bf5) 11.Bc1 Bc1 12.Qc1 Bd7 13.Ng5 Rab8 14.Qd2 Na4 15.Na4 Ba4; C) 10.Qc2 a5 (10...Nb6 11.Nd2 c6 12.a4 a5 13.ba5 Nbd7 14.Nb3 Nc5 15.Nc5 dc5; 10...c6 11.Nd2 Nb6 12.a4 a5 13.b5 Bd7 14.Nde4 Ne4 15.Ne4 cb5) 11.a3 Nb6 12.Nd2 c6 13.b5 Bd7 14.a4 Bg7 15.Nde4 Ne4; D) 10.Nh4 Nb6 (10...Bg5 11.Qb3 Nb6 12.Bc1 Bc1 13.Rfc1 a5 14.a3 Ng4 15.e3 Rd8; 10...a5 11.a3 Nb6 12.Qb3 a4 13.Qc2 c6 14.Bc1 Bc1 15.Qc1 Be6) 11.Qb3 Bg5 12.Bc1 Bc1 13.Rfc1 a5 14.a3 a4 15.Qb2 Rd8; E) 10.Qb3 Nb6 11.Nh4 a5 12.b5 Ra7 13.Ne4 Ne4 14.Be4 Be6 15.a4 Rd8; F) 10.h4 Nb8 (10...a5 11.a3 Nb8 12.Ng5 Nc6 13.Nd5 Nd5 14.cd5 Na7 15.ba5 Nb5; 10...Nb6 11.Ng5 c6 12.Qb3 Bg4 13.b5 cb5 14.cb5 Nbd7 15.Qb4 a5; 10...c6 11.Ng5 Nb6 12.Qb3 Bg4 13.a4 Nbd7 14.a5 Rac8 15.Bc1 d5; 10...Rd8 11.Ng5 a5 12.a3 Nb6 13.Qd2 a4 14.f4 ef4 15.Qf4 Bg7) 11.Qa4 Bd7 12.b5 Na6 13.Qa5 Nc5 14.Ng5 Bg4 15.Ba3 b6.

9.Nfd2 c6 10.Nc3 Re8 11.Qb3 Nf8 (11...a6 12.e3=) 12.Rac1 (12.b5 Bd7=) 12...Be6 (12...Ne6 13.b5=) 13.e3 (13.b5 Rec8=) 13...Rad8 (13...N8d7 14.a3=) 14.Nde4 Nh5 (14...Ne4 15.Ne4 (worse 15.de4 b5–/+) 15...Nd7 16.b5=) 15.Qa3 (15.b5 a6 16.bc6 bc6+=) 15...f5 16.Nd2 f4 (16...a6 17.Rce1=) 17.ef4 (17.b5 d5 18.Qa7 dc4+=) 17...ef4= 18.Rce1 (18.Qa7? Ra8 19.Qb6 Ra6 20.Qa6 ba6 21.Bc6 fg3 22.fg3 Qa7 23.Kg2 Rb8–+) 18...Qd7 19.b5 (19.Qa7? Ra8 20.Qb6 Ra6 21.Bc6 Qc6 22.Qc6 bc6–/+) 19...Bh3 (19...d5 20.cd5 (worse 20.Qa7 dc4 21.bc6 Qd3–/+) 20...cd5 21.Qa7=) 20.bc6+– bc6 21.Nce4 (21.Re8 Re8 22.Bh3 Qh3 A) 23.Qa7 Ng3 24.Nce4 Ne2 (24...Bb2?! 25.fg3 fg3 26.Qf7 Kh8 27.Ng3=) 25.Kh1 Bb2 26.Qf7 Kf7 27.Ng5 Kg7 28.Nh3 Be5–+; B) 23.Qd6+=) 21...Bg2= 22.Kg2 Be5 (22...Bb2 23.Qb2 d5 24.Nc5=) 23.d4+= Bg7 24.Qf3 (24.d5 Bb2 25.Qb2 cd5 26.cd5 Re5+=) 24...d5 (24...Ne6 25.Nb3=) 25.Nc5 Qf7 26.g4 (26.cd5 Qd5 27.Qd5 cd5= (27...Rd5?? 28.Re8 Rc5 29.dc5 Bb2 30.Rc8+–)) 26...Nf6= 27.Qf4 dc4 28.Nf3 (28.Kg1 Qd5=) 28...Qd5=+ 29.Kg1 (29.g5 N6d7 30.Nd7 Nd7=+) 29...N6d7 30.Nd7 Nd7 31.Ne5 (31.Nd2 c5 32.Qc7 Bd4 33.Bd4 Qd4–/+) 31...Rf8 (better 31...c5!? 32.Rc1 cd4 (32...Ne5?! 33.de5 Be5 34.Be5 Re5 35.Qc4=+; 32...Be5?! 33.de5 Ne5 34.Be5 Re5 35.Qc4=+) 33.Nc4 Re2–/+) 32.Qe3=+ Nf6 (32...c5 33.dc5 Be5 34.Be5 Nc5 35.Re2–/+) 33.h3 Rde8 (33...Nd7 34.f4=) 34.Qc3 Attacks the isolani on c4 (34.Ba3 Rf7 35.g5=) 34...Ne4=+ 35.Qe3 (better 35.Qc4 Nd2 36.Qd5 cd5 37.Bc1 Nf1 38.Kf1–/+) 35...Nf6?? (better 35...Be5 36.de5 Nd2–/+) 36.f3 (36.Ba3 Rf7=) 36...Nd7 37.Kg2 (37.f4 c5 38.Qe4 Qe4 39.Re4 cd4 40.Bd4 Nf6=+) 37...Bf6 (37...Re6 38.Qc1=+) 38.g5 (38.Qc3 Rd8=) 38...Bg7=+ 39.h4 (39.Qe4 Ne5 40.Qd5 cd5 41.de5 Rf5=+) 39...c5 (39...Rf5 40.Qe4 Be5 41.Bc3–/+) 40.Qe4=+ Qe4 (40...Nb6 41.Qd5 Nd5 42.Nc4 cd4 43.Re4–/+) 41.Re4= Nb6 42.dc5 Na4 43.Bd4 (43.Nc4 Nb2 44.Nb2 Bb2=+) 43...Be5=+ 44.Re5 Re5 45.Be5 Nc5 46.Bd4 (46.Rb1 Nd3 47.Bd4 Rf4=+) 46...Rc8 (46...Nd3 47.Rb1=+) 47.Kf2 (47.Rb1 Rc7=) 47...Kf7 48.Ke3 Ke6 49.Bc5 Rc5 50.Kd4 Ra5 51.Re1 ½–½. Morgenstern,Martin – Hoefer,Ulrich, Saarland–ch M qual2, 2003. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 d6 5.Bg2 Nbd7 6.0-0 0-0 7.c4 e5 8.d3 Qe7)

9.Qc2 Nf8 10.Nbd2 N6d7 11.Nb3 Ne6 12.e3 f5 13.Nfd2 Rb8 14.c5 (14.d4 ed4 15.ed4 Nf6+=) 14...Qe7 15.Rac1 Nf6 (15...dc5 16.bc5 b6 17.c6+=) 16.cd6+/– cd6 17.Na5 h5 (17...Nd8 18.Ndc4+/–) 18.Ba3 (18.Qb3 Kh7+/–) 18...h4 (18...d5 19.Bb2 Ng5 20.Qb3+/–) 19.b5 hg3 20.hg3 Bf8 21.Qb3 Kg7 22.Nac4 Qd8 23.Nb1 (better is 23.Bb4!?+/–) 23...Nc5+= Black prepares the advance e4 24.Qc2 e4 25.Nd6 Qd6 26.Qc5 Qc5 27.Bc5 Bc5 28.Rc5 ed3 29.Rd1 Rd8 30.Bf1 Be6 31.Rc7 Kh6 32.Rd3 (worse is 32.Bd3 Ba2 33.Nc3 Bb3+=) 32...Rd3 33.Bd3 Ba2 34.Nc3 Nd5 35.Nd5 Bd5 36.Be2 Rd8 37.g4 Rd6 38.f4 fg4 39.Bg4 Be4 40.Rd7 (40.Re7 Bd5+=) 40...Rd7= 41.Bd7 Kg7 42.Bh3 Bd3 43.Bf1 Bf1 44.Kf1 a6 45.ba6 ba6 46.Ke2 Kf6 47.e4 ½–½. Vallbona Domingo,Joan (1990) – Jimenez Mompo,Candido (1950), Benidorm ESP, 2014. (=1.Nf3 Nf6 2.c4 d6 3.g3 g6 4.b4 Bg7 5.Bb2 0-0 6.Bg2 Nbd7 7.0-0 e5 8.d3 Re8)

9.Nbd2 c5 10.b5 a6 11.a4 a5 12.e3 Rb8 13.Qc2 b6 14.Rfe1 Bb7 15.d4 ed4 16.ed4 Re1 17.Re1 d5 18.dc5 Nc5 19.Ne5 Qd6 20.Nc6 Bc6 21.bc6 Qc6 22.cd5 Qa4 (worse is 22...Nd5 23.Bg7 Kg7 24.Qc4+/–) 23.Qa4 Na4 24.Bf6 Bf6 25.Ne4 Bc3 26.Re3 Bb4 27.Nf6 Kg7 28.Ne8 Kf8 29.Nf6 Kg7 30.Ne8 Kf8 31.d6?? (31.Nf6 Rc8 32.Kf1–/+) 31...Rd8–+ (31...Re8?! 32.d7 Rd8 33.Bc6 Rd7 34.Bd7–/+) 32.Bc6 Nc5 33.g4 Nd7 34.Bd7 Rd7 35.Nf6 Rd6 36.Re8 Kg7 37.g5 Rf6 38.gf6 Kf6 39.Kf1 g5 40.f3 h5 41.h3 Kf5 42.Re4 b5 43.Ke2 Bc3 44.Kd3 b4 45.Kc2 Kg6 46.Kb3 f5 47.Rc4 Kf6 48.Ka4 Be1 49.Rc1 Bc3 50.Rg1 Bd4 51.Rg2 Bc3 52.Rg1 Bd2 53.Rg2 Be1 54.Rg1 Bh4 55.Ka5–/+ Ke5 56.Kb4 Kf4 57.Kc3 Kf3 58.Rf1 Bf2 59.Rb1 g4 60.hg4 hg4 61.Kd2 Be3 62.Ke1 g3 63.Rb5 f4 0–1. Elyakim,Daniel – Gerold,Guenter, DDR–ch M525 corr, 1968 (Known even as: Elsner,Fritz – Gerold,Guenter, DDR–ch M525 corr, 1968). (=1.Nf3 Nf6 2.c4 d6 3.b4 g6 4.Bb2 Bg7 5.g3 0-0 6.Bg2 e5 7.0-0 Nbd7)

9.Nbd2 d5 10.cd5 Nd5 11.Qb3 N7b6 12.Ne4 Bg4 13.Nc5 Rb8 14.h3 Bf3 15.Bf3 Qd6 16.Rac1 c6 17.Rc2 Nd7 18.Rfc1 Nc5 19.Rc5 Nc7 20.a4 Ne6 21.R5c4 Nd4 22.Bd4 ed4 23.b5 Bf8 24.bc6 bc6 25.Qa2 c5 26.a5 Qe5 27.R4c2 Rb4 28.Bd5 Qf5 29.h4 ½–½. Grau,Jose Maria – Ballina,Casimiro, Asturias Primera op–A, 1992.

9.Nbd2 Qe7 10.a3 c6=.

9.Nbd2 Qe7 10.a4 Nf8 (10...a5 11.b5=) 11.a5 e4 (11...Ne6!?=) 12.de4+/– Ne4 13.Bg7 Kg7 14.Ne4 Qe4 15.Nd4 Qe7 (15...Qg4 16.Bf3 Qd7 17.a6+/–) 16.e3 (16.a6 c5 17.Nb5 Rd8+/–) 16...f5 (better is 16...a6!?+=) 17.a6!+– Rb8 18.ab7 Bb7 19.Nc6 Bc6 20.Bc6 Red8 21.b5 Ne6 22.Ra7 Ra8?? 23.Ba8 Nc5 24.Qd4 (24.Qd4 Kh6 25.Bd5+–) 1–0. bschardein (2100) – serenity, net–chess.com, 2005.

9.Nbd2 Qe7 10.Qc2 Nf8 11.a4 a5 12.b5 Ne6 13.Nb3 Nd7 14.Bc3 Nec5 15.Nfd2 Nb3 16.Nb3 (worse 16.Qb3 Nc5 17.Qc2 f5=) 16...Nc5 17.Nc5 dc5 18.Qd2 Ra7 19.Ba5 e4 20.Bc3 (20.de4? Rd8 21.Qc2 Ba1 22.Bc7 Qc7 23.Ra1 Be6-+) 20...e3 (20...ed3 21.ed3 Qd8 22.Rfe1+/-) 21.Qb2 Bc3 22.Qc3 Bg4 23.f3 (23.Ra2 Bf5+/-) 23...Bf5 24.a5 Qd6 25.f4 h5 (25...Bg4 26.Ra2+/-) 26.h3 Bd7 27.Rad1 Qd4 28.Qd4 cd4 29.Ra1 c6 30.a6 ba6 31.bc6 (31.ba6?! Rea8=) 31...Bf5 (31...Bc8 32.c5+/-) 32.Rfb1+- a5 33.Ra4 Ree7 (33...Kg7 34.c5+-) 34.Kf1 (34.Rb7 Kf8+-) 34...Rec7 (34...f6 35.Rb5+-) 35.Rb5 Ra8 36.Raa5 Rca7 (36...Ra5 37.Ra5 Kg7 38.Kg1+-) 37.Ra7 (37.c7 Ra5 38.Ba8 Bh3 39.Kg1 Ra7 40.Rb8 Kg7+-) 37...Ra7 38.Rb1 (better 38.Kg1!? Kg7+-) 38...Kg7 39.Kg1 Kf6 (39...Ra2 40.Bf3 Bh3 41.c7+-) 40.Kh2 (better 40.Rb8+-) 40...Ke7?? (better 40...Ra2 41.Bf3 Bd3+/-) 41.Rb7 Kd6 42.Ra7 1-0. Poormosavi,Seyed Kian (2255) - Shams,Mohammad Matin (1985), ch-IRI Online, 2021. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0-0 5.Bg2 d6 6.0-0 e5 7.c4 Nbd7)

9.Nbd2 Nf8 10.Qc2 Bd7 11.c5 Ne6 12.Rfd1 Qe7 13.Rac1 a5 14.cd6 cd6 15.Bc3 Rec8 16.Qb2 (16.ba5 Nd5 17.Nc4 Nc3 18.Qc3 d5 19.Nfe5 dc4 20.Bb7 Ba4 21.Bc8 Bd1 22.Be6 Qe6 23.Rd1 Be5 24.Qc4 Ra5 25.Qe6 fe6=) 16...Nd5 17.e4 (17.ba5? Nc3 18.Rc3 Rc3 19.Qc3 e4–+) 17...Nc3 18.Rc3 ab4 19.Rc8 Bc8 20.Nc4 Ra6 21.Qb4 Nc5 22.Nb6 Be6 23.a4 Qd8 24.a5 Nb3 25.Nc4 Bc4 (better is 25...Na5!? 26.Na5 Ra5 27.Qb7 d5+=) 26.dc4= Na5 27.c5 Qc7 28.cd6 Qc2 29.Rd2 Qc1 30.Bf1 Nc6 31.Qc4 Ra1 32.Qc1 Rc1 33.Kg2 Kf8 34.Bb5 Nd8 35.Ra2 Rd1 36.Nd2 Bf6 37.Be2 Re1 38.Nc4 Rb1 39.Ne3 Nc6 40.Nd5 Bd8 41.Ra8 Kg7 42.Nc7 h5 43.Bb5+– Bf6?? 44.Bc6 bc6 45.Ne8 (45.Ne8 Kh6 46.Nf6+–) 1–0. Schumacher,Dirk (2025) – Hodl,Ingolf (2070), Mecklenburg VP LL, 2006. (=1.Nf3 Nf6 2.b4 g6 3.Bb2 Bg7 4.c4 d6 5.g3 0-0 6.Bg2 Nbd7 7.0-0 e5)

9.Nbd2 Nf8 10.Qc2 Ne6 11.e3 a6 12.a4 (12.Rfd1 Bd7=) 12...Bd7 (12...g5 13.h3=) 13.a5 c5 (13...Rb8 14.d4 e4 15.Ne1=) 14.bc5 Nc5 15.Bc3 (15.d4 Bf5 16.Qc3 Nfe4 17.Ne4 ed4=) 15...e4 (15...b5 16.ab6 Qb6 17.Rfb1+=) 16.Ne4 Nce4 17.de4 Ne4 18.Bg7 Kg7 19.Nd4 (better is 19.Qb2 Qf6 20.Qb7+/–) 19...Qf6?? (better is 19...Qe7+/–) 20.Be4+– Rac8 21.Bb7 Rc7 22.Ba6 Ra8 23.Bb5 Bb5 24.Nb5 Rb7 25.Qc3 Qc3 26.Nc3 Rc7 27.Nd5 Rca7 28.Nb6 Ra5 29.Na8 Ra8 30.Ra8 f5 31.Rd1 Kh6 32.Rd6 1–0. bschardein (2175) – nicoleskywalker (2055), net–chess.com, 2005.

9.Nfd2 c6 10.Nc3 Nf8 11.b5 d5 (11...cb5 12.Nb5 a6 13.Nc3+=) 12.Rb1 (12.Qa4 d4 13.Nce4 cb5 14.Qb5 Bd7+=) 12...Be6 (12...Ne6 13.bc6 bc6 14.Ba3+=) 13.bc6 bc6 14.Qa4 Qc7 (14...Rc8 15.Ba3+=) 15.cd5+/– Nd5 (15...cd5!? 16.Nb5 Qb8+/–) 16.Rfc1+– Qd7 17.Nce4 Nb6 18.Qa5 Bd5 19.Nc5 (19.Nf3 f6+/–) 19...Qe7+/– 20.Rc2 (20.e4 Be6+/–) 20...f5 (20...Bg2 21.Kg2 Ne6 22.h3+=) 21.e4+– fe4 22.de4 (22.Be4?! Ne6+/–) 22...Bf7 23.Rbc1 Bh6 (23...Ne6 24.Nf3 Nd4 25.Nd4 ed4 26.f4+–) 24.Bf1 (24.Nd3!? Nbd7+–) 24...Rad8+/– 25.Nd3 Nfd7 (better is 25...Bd2!? 26.Qd2 Ne6+/–) 26.Rc6+– Qg5 27.R1c2 (27.f4 Qh5+–) 27...Rc8? (better is 27...Qg4+–) 28.Nf3 Qg4 (28...Rc6 29.Ng5 Rc2 30.Nf7 Kf7+–) 29.Nfe5 Ne5 (29...Qg5 30.Rc8 Nc8 31.Qc7+–) 30.Ne5 (worse is 30.Be5 Rc6 31.Rc6 Qe4+=) 30...Qe4 (30...Qg5 31.Qa7 Qe7 32.Nf7 Qa7 33.Nh6 Kf8 34.Rf6 Ke7 35.Rf7 Kd8 36.Bf6 Re7 37.Rd2 Kc7 38.Re7 Kb8 39.Ra7 Ka7 40.Bd4+–) 31.Rc8 Rc8 32.Rc8 Nc8 33.Qd8 1–0. Hellmayr,Alois (2265) – Morze,Gert (1995), 2nd Bundesliga Mitte, 2009. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0-0 5.Bg2 d6 6.c4 Nbd7 7.0-0 e5 8.d3 Re8)

9.Nfd2 h5 10.h4 Nf8 11.Nc3 Ne6 12.Nce4 Ng4 13.Nf3 f5 14.Neg5 e4 15.Ne6 ef3? (15...Be6 16.Nd4 Bc8 17.Qb3=) 16.ef3 (16.Nd8 fg2 17.Kg2 Bb2 18.Qb3 Ba1 19.c5 Kh8 20.Nf7 Kg7 21.Ng5+- (21.Ra1?! Be6 22.Qc3 Kf7=+)) 16...Re6 (16...Be6 17.Bg7 Nf2 18.Rf2 Kg7 19.f4=) 17.Bg7 Nf2 18.Kf2 Kg7 19.f4 c6 20.Qd2 Qf6 21.d4 Bd7 22.d5 Re7 23.Rae1 Rae8 24.Re7 Re7 25.Rd1 cd5 26.Qd5 Be6 27.Qd4 Qd4 28.Rd4 Rc7 29.Bf1 Kf7 30.Ke3 Ke7 31.a3 b6 32.Kd3 (32.Bd3 a6+=) 32...Bf7 (32...b5!? 33.cb5 Rc1=+) 33.Bg2 Be6 (better 33...b5 34.cb5 Rc1=) 34.Kc3 (better 34.b5+=) 34...b5-/+ 35.Bf1 bc4 36.Bg2 Kd7 37.Rd2 Rc8 38.Kd4 Re8 39.b5 Re7 (39...Rc8 40.Re2 Rc5 41.Bc6 Ke7 42.Kc3=+) 40.Bc6 Kd8 (40...Kc7 41.Re2 Kd8 42.a4=) 41.Kc3= Bf7 42.Rd6 Kc7 43.Rf6 Re3 (43...Kd8 44.Kb4=) 44.Kd2 (44.Kd4 Rd3 45.Kc5 c3 46.Rf7 Kd8+=) 44...Rd3? (better 44...Re7!?+=) 45.Kc2+- Bd5 46.Bd5 Rd5 47.Rc6 Kb7 (47...Kd7!? 48.a4 Rd6 49.Rc4 Rb6+-) 48.a4+- (48.Rg6?! Rb5 49.Kc3 Rb3 50.Kc4 Ra3+-; 48.Rc4?! Rb5 49.Kc3 a5=) 48...Rd3 49.Rg6 (49.Rc4?! Rg3 50.Rc6 a5=) 49...Ra3 50.Kb2 (50.Rg5 Kb6+-) 50...Rb3 51.Kc2 Ra3 52.Rh6 Rg3 53.Rh5 Kb6 54.Rf5 Ka5 55.b6! Kb6 56.h5 Rh3 57.Rg5 Kc6 58.f5 Kd7 (58...Kd6 59.f6 Ke6 60.Rf5+-) 59.Rg7 Kd6 60.h6 Ke5 61.h7 a5 (61...a6 62.Rf7+-) 62.Ra7 Kf5 63.Ra5 Ke4 64.Ra7 Kd4 65.Rc7 (65.a5 Rh2 66.Kb1 Rh1 67.Ka2 Rh2 68.Ka3 Kc5+-) 65...Rh2 66.Kb1 Kc3 (66...Rh1 67.Ka2+-) 67.a5 Rh1 68.Ka2 Rh2 69.Ka3 Rh1 70.Ka4 Kd3 71.a6 c3 72.a7 c2 73.Rc2!! Kc2 74.Kb4 Rh4 75.Kc5 Rh5 76.Kb4 Rh4 77.Ka3 Rh1 78.Ka2 Rh7 79.a8Q Rh2 80.Qb8 Re2 81.Qb5 Kc1 82.Ka1 (82.Qe2?!) 82...Rc2 83.Qg5 Rd2 84.Qf5 Rc2 85.Qf4 Rd2 86.Qe4 Re2 87.Qb1 (87.Qe2?!) 87...Kd2 88.Kb2 Re3 89.Qc2 Ke1 90.Kc1 Re2 91.Qf5 Re3 92.Kc2 Re2 93.Kd3 Rd2 94.Kc3 Re2 95.Qf4 Rf2 96.Qe4 Re2 97.Qh4 Kf1 98.Kd3 Rg2 99.Ke3 Rg3 100.Kf4 (100.Qg3?!) 100...Rd3 101.Ke4 Rd2 (101...Rb3 102.Qh1 Kf2 103.Qh2 Ke1+-) 102.Ke3 Re2 (102...Rd3 103.Kd3 Kg1 104.Ke3 Kg2 105.Qg5 Kh3 106.Kf3 Kh2 107.Qg2) 103.Kf3 (103.Kf3 Re3 104.Ke3 Kg2 105.Qg5 Kh3 106.Kf3 Kh2 107.Qg2) 1-0. Acosta,Pablo Ismael (2445) - Aguilar,A (2315), Buenos Aires ARG, 2019. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0-0 5.Bg2 d6 6.0-0 e5 7.c4 Nbd7)

9.Nfd2 h5 10.h4 Nh7 11.e4 Ndf6 12.Nf3 Ng4 13.Bc1 Bf6 14.Nc3 c6 15.Qd2 Bg7 16.Ng5 Ngf6 17.Rb1 Nf8 18.f4 ef4 19.Qf4 Ne6 20.Ne6 Be6 21.Kh1 Ng4 22.Nd1 d5 23.ed5 cd5 24.c5 d4 25.Rb2?? (25.Bb7 Ba2 26.Ra1 Bd5 27.Bd5 Qd5 28.Kg1+=) 25...Bh6–+ 26.Qe4 Bc1 27.Rb1 (27.Rc2 Bb3! 28.ab3 Re4 29.Be4 Bh6–+) 27...Bh6 (better is 27...Ba2 28.Qb7 Rb8 29.Qa7 Bb1 30.Qf7 Kh8 31.Qg6 Re5–+) 28.Qb7 Rb8 29.Qf3 Qc7 30.Re1 (30.a3–+) 30...Bd5! 31.Re8 Re8 (31...Re8 32.Qg4 hg4 33.Bd5 Qg3 34.Be4 Re4 35.de4 Bf4 36.Rb2 Qf3 37.Kg1 Qd1 38.Kg2 Qf3 39.Kg1 Be3 40.Rf2 Qf2 41.Kh1 Qg1) 0–1. Tolmacheva,Eva (1940) – Petrukhin,Denis (2375), Koltsovo op–A, 2006. (=1.b4 d6 2.Bb2 Nd7 3.Nf3 Ngf6 4.c4 g6 5.g3 Bg7 6.Bg2 0-0 7.0-0 e5 8.d3 Re8)

9.a4 f5 10.Nc3 f4 11.Nd2 Ndf6 12.Nce4 h6 13.Nf6 Bf6 14.Ne4 Bg7 15.a5 Qe8 16.b5 g5 17.Qb3 Kh7 18.c5 Qg6 19.cd6 cd6 20.Qb4 Rd8 21.Rac1 Bf8 22.Rc7 Ng7 23.Rfc1 d5 24.Nc5 b6 25.Be5 bc5 26.Rg7 Qg7 27.Bg7 cb4 28.Bf8 Rf8 29.Bd5 Rb8 30.Bc4 Bd7 31.Rb1 Bb5 32.Rb4 Bc4 33.Rc4 Rb2 34.Rc7 Kg6 35.Ra7 fg3 36.hg3 Re2 0–1. racvac001 (1615) – koziolekmat (1760), kurnik, 2012.

9.Qc2 f5 10.Nfd2 f4 11.c5 Ndf6 12.cd6 cd6 13.Nc3 Be6 14.Nce4 Nd5 15.Nc4 fg3 16.hg3 Nhf4?? (16...Nb4 17.Qd2 d5 18.Nc5+=) 17.Ncd6?? (better is 17.gf4 Nb4 18.Qd2+–) 17...Ng2= (< 17...Nb4 18.Qd2 Nfd5 19.Nb7+/–) 18.Kg2 Qd7 19.Rh1 Nb4 20.Qc5 Nd5 21.Ba3 Nf6 22.Ng5 Ng4 23.f3 b6 24.Qb5 Ne3–/+ 25.Kf2 Nc2 26.Rac1 Na3 27.Qd7 Bd7 28.Rc7 h6 29.Ngf7 Rf7 30.Nf7 Kf7 31.Rd7 Kg8 32.Rc1 Bf8 33.Rc6 g5 34.Ke3 Nb5 35.Ke4 Nd4 36.Rg6 Kh8 37.e3 Ne2 38.g4 Re8 39.Rc6 Ng3 40.Kd5 Nf1 41.Ra7 b5 42.Rca6 Rd8 43.Ke6= Kg8 44.Ra8 Ra8 45.Ra8 Ne3 46.Ke5 Kf7 47.Ke4 Nf1 48.d4 Nd2 49.Ke3 Nc4 50.Kd3 Be7 51.Ra6 Bf6 52.d5 Ke7 53.Re6 Kf7 54.Ke4 Bg7 55.Kf5 Bf8 56.Rf6 Ke7 57.Ra6 Kd7 58.Ra7 Kd6 59.Ra8 Be7–/+ 60.Rb8 Kd5 61.Rb5=+ Bc5 62.Kg6+/– Ne5 63.Kh6 Nf3 64.a4 Kc6 65.Rb3+= Nd2 66.Rb8 Ne4 67.a5 Kc7 68.Rb2 Be3 69.Kg6 Nc5 70.Kf5 Na6 71.Ke4 Bf4 72.Rb5 Nb8 73.Rf5+/– Kb7 74.Kd5 Bd2+= 75.Kc4 Ka6 76.Rb5 Bf4 77.Kb4 Nc6–/+ 78.Ka4 Ne5 79.Rb6 Ka7 80.Kb5 Ng4 81.Re6 Ne3 82.Re7 Ka8 83.a6 Nd5 84.Rg7 Nc7 85.Kb6= Na6 86.Ka6 ½–½. Gross,Stefan (2405) – Knaak,Rainer (2505), Halle Buna, 1982.

9.Nc3 a5 10.a3 +=.

9.Nc3 f5 10.Qb3 (10.Nd2 a5 11.ba5 Ra5=) 10...Kh8 11.a4 (11.Nd2 Qg5=) 11...a5 (11...f4 12.Nd2=) 12.ba5 (12.b5 Nc5 13.Qa3 Bd7=) 12...Ra5 13.e3 Secures f4 (13.Ba3 Nc5 14.Bc5 Rc5=) 13...Nc5 14.Qc2 Ne6 (14...f4 15.ef4 Bf5 16.Rfd1 ef4 17.Ne4+=) 15.Rfd1 (15.Ne2 Qe7=) 15...g5 (15...Nf6 16.d4 ed4 17.ed4=) 16.Ne2 (16.Nd2 f4=) 16...f4 17.ef4 gf4 (17...ef4 18.Nfd4 Nc5 19.Bc3+=) 18.g4 (18.d4 Nd4 19.Ned4 fg3 20.fg3 ed4 21.Bd4 Bf6=) 18...Nf6 19.h3 (19.g5 Ne8 20.Bc3 Ra6=) 19...Rg8 (19...Bd7 20.Nd2 Qa8 21.Rdb1=) 20.Kf1 (20.g5 Nh5 21.h4 Qe7=) 20...h5 (20...Bd7!?=) 21.g5+= Nh7 22.h4 b6? (22...c5!?+=) 23.d4 (23.Bc3 Ra6 24.d4 ed4 25.Ned4 Nd4 26.Rd4 Qd7+/– (26...Bd4?? 27.Bd4 Rg7 28.Qg6+–)) 23...ed4? (23...Bb7 24.Bc3 Qa8 25.d5+– (25.Ba5 Bf3 26.Bf3 Qf3+=)) 24.Ned4?? (better is 24.Nfd4 f3 25.Bf3 Nhg5 26.hg5 Rg5 27.Ne6 Be6 28.Ra3+–) 24...Neg5?? (better is 24...Nd4 25.Bd4 Bf5+/–) 25.hg5+– (25.Ng5 Ng5 26.Nc6 Qe8 27.Na5 f3 28.hg5 fg2 29.Kg2 ba5+–) 25...Ng5 26.Nh4 Re8?? 27.Nc6+– Qd7 28.Na5 f3?? 29.Nf3+– Nf3 30.Bf3 ba5 31.Rd5 Qh3 32.Bg2 Qh4 33.Qg6 Qe7 34.Rh5 Kg8 35.Bd5 (35.Bd5 Be6 36.Be6 Kf8 37.Rh8 Bh8 38.Qg8) 1–0. Chistiakova,Tamara (2160) – Kineva,Ekaterina (2205), RUS–chT club (Women), 2002. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 Nbd7 7.0-0 e5 8.d3 Nh5)

9.Nfd2 f5 10.a4 a5 11.ba5 Nc5 12.Nb3 c6 (12...Ne6 13.Nc3+=) 13.Nc5+= dc5 14.Nd2 Qa5 15.Nb3 Qc7 16.Nc5 b6 17.Nb3 Be6 18.Qc2 Ra6 19.a5! Rb8 20.Bc3 Qd6 21.ab6 Rab6 22.Rfb1 e4? 23.Bg7+– ed3 24.ed3 Ng7 1–0. Spiridonov,Nikola – Espig,Lutz, Zinnowitz DSV, 1967.

9.e4 f5 10.ef5 gf5 11.Nc3 Ndf6 12.Nd2 c6 13.b5 Bd7 14.Re1 f4 15.Bf3 fg3 16.hg3 Qe8 17.bc6 bc6 18.Ba3 Qg6 19.Nce4 Bg4 20.Rf1 Bf3 21.Qf3 Kh8 22.Qg2 Bh6 23.Nf6 Rf6 24.Ne4 Re6 25.Rfe1 Rg8 26.Bb2 Bf4 27.Rad1 d5 28.cd5 cd5 29.Nd2 Ng3 30.fg3 Bg3 31.Re2 Qh6 32.Kf1 Rf6 33.Nf3 Qh5 34.Re3 d4 35.Ke2 Bf4 36.Qg8 Kg8 37.Rg1 Kf7 38.Re4 Be3 39.Rf1 Bf4 0–1. Espig – Hesse, Suhl 1979.

10.Nd4 c5 11.bc5 dc5 12.Nc6 bc6 13.Bg7 Ng7 14.Be4 Qc7 15.Qa4 Bb7 16.Rab1 Nb6 17.Qa5 Ne6 18.Rb2 Rfe8 19.Nb3 Qd6 20.Rfb1 Bc8 21.a4 Bd7 22.Ra2 f5 23.Bg2 Nd4 24.Nc5? (24.Qe1 Rab8 25.e3 f4 26.gf4 Bf5 27.Nd4 cd4–+) 24...Re5 25.Rb6 Rc5 (25...Qc5?! 26.Qc5 Rc5 27.Rb7=) 26.Qa6 (26.Rb5 cb5 27.Ba8 bc4 28.Qc3–+) 26…Bc8 (26...Bc8 27.Rb7 Rb8 28.Bd5 Rd5 29.cd5 Rb7–+; 26...ab6?! 27.Qa8 Kg7 28.Qb7+=) 0–1. Kuehn – Genkin,Michael, Braunfels op, 1998. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 Nbd7 7.0-0 e5)

10.de4 Bb2.

10.Ne4 Bb2.

10.Bg7 ef3 11.Bf8 fg2 12.Kg2 Kf8 13.Qb3 Ne5 14.Qc3 Qd7 15.Rae1 Qh3 16.Kg1 Nf6 17.f3 h5 18.c5 g5 19.cd6 cd6 20.Qc7 Ne8 21.Qd8 f6 22.Qa5 Nc6 23.Qa3 Qe6 24.Nc4 (better is 24.e4!?=) 24...b5–/+ 25.Nb2 Nd4 26.Qa5 (better is 26.e4 Nc2 27.Qa5 Ne1 28.Re1–+) 26...Qe3 (26...Ne2 27.Kf2 Qh3 28.Re2 Qh2 29.Ke1 Qg3 30.Kd2 Qf4 31.Kc2=) 27.Kh1?! (27.Kg2–+) 27...Bh3 28.Nd1 Qd2 29.Rg1 Ne2 (29...Ne2 30.Qa6 Ng1 31.Rg1 Rc8 32.Qa7 Rc1–+) 0–1. Boulan,Laura (1955) – Veron,Cyprien (2135), Syre Memorial op, 2009. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0-0 5.Bg2 d6 6.c4 e5 7.0-0 Nbd7 8.d3 Nh5)

10.Bg7 ef3 11.Bf8 fg2 12.Kg2 Nf8 13.h3 Ne6 14.f4 Nef4! 15.gf4 (15.Rf4 Nf4 Deflection; 15.gf4 Qh4 Decoy) 15...Qh4 16.Rf3 Bh3! 17.Kg1 (17.Rh3 Qg4 Double attack (17...Nf4 Deflection)) 17...Re8 18.Ne4 Nf4 (better is 18...f5!? 19.Qe1 Qe1 20.Re1 Bg4–/+) 19.Qe1+= Qg4 20.Rg3 Ne2?? (better is 20...Qf5 21.Rd1 Bg4+=) 21.Kh2+– Ng3 22.Nf6 Kg7 23.Ne8 Kf8 24.Qg3 Qh5? 25.Nf6 Qh6 26.Qh3 Qf4 27.Kg2 Qf6 28.Rf1 Qg5 29.Kh1 h5 30.Qc8 Kg7 31.Qc7 Qh4 ½–½. Di Lascio,Savino – Tosoni,Augusto, Vitinia op 8th, 1996. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 Nbd7 7.0-0 e5 8.d3 Nh5)

8.Qc2 a5 9.b5 Nc5 10.d3 (10.d4 ed4 11.Bd4 Bd4 12.Nd4 Qf6+=) 10...Nbd7 11.Nc3 f5 (11...a4 12.a3=) 12.Rad1 Nf6 (12...Nb6 13.Bc1=) 13.d4+= ed4 14.Nd4 Qe7 15.e3 Re8 (15...Nce4 16.Nd5 Nd5 17.cd5+=) 16.Rfe1 (16.Nd5 Nd5 17.Bd5 Kh8+=) 16...Nce4 17.Nd5 Nd5 18.cd5 Nc5 19.Rc1 b6 (19...a4 20.Red1+=) 20.Nc6+– Qf8 21.Red1 (21.Bg7 Qg7 22.Nd4 Bb7+=) 21...Bd7 (21...Bb2 22.Qb2 Bb7 23.Bf1+=) 22.h4 (22.Bg7 Qg7 23.Nd4 h6+–) 22...Bb2+= 23.Qb2 Bc6 (23...a4 24.a3+=) 24.dc6 Qg7 (24...Ne4 25.Bf1 h6 26.Bc4 Kh7 27.Qd4+=) 25.Bd5 Kh8 26.Qg7 Kg7 27.Kg2 (27.a3 Re7+=) 27...Re7 28.Bc4 Rae8 29.Rd4 Re5 30.Bd5 (30.Kf3 Kf6+=) 30...R5e7 ½–½. Remlinger,Larry (2295) – Mousseri,Daniel (2045), Western Pacific Open, 2014. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 d6 5.g3 0-0 6.Bg2 e5 7.0-0 Nfd7)

8.Qc2 f5 9.d3 Nc6 (9...Qf6 10.Nc3=) 10.Qb3 (10.b5 Ne7=) 10...Kh8 (10...e4 11.de4 fe4 12.c5 Rf7 13.Nfd2=) 11.Nc3 Nf6 (11...h6 12.a3=) 12.b5+= Ne7 13.Nd2 (13.c5 a6=) 13...c6 (13...f4 14.Nce4=) 14.a4 (14.e3 d5+=) 14...d5 (14...Be6 15.Nf3=) 15.Ba3 (15.bc6 bc6 16.Ba3 Be6=) 15...d4 (15...Be6 16.cd5 Nfd5 17.Be7 Qe7 18.Nd5=) 16.Na2 Bd7 17.bc6 (17.Nf3 Ng4+=) 17...bc6 (17...Bc6 18.Bc6 bc6 19.Qb7=) 18.Qb7+= Re8 (18...Nfg8 19.Bc5+=) 19.Rab1 (19.Rfb1 Qc8+=) 19...Qc8 (19...Rc8 20.Qa6+= (20.Qa7?! Ra8 21.Qb7 Ra4 22.Be7 Qe7=)) 20.Be7 (20.Nf3 Nh5+/-) 20...Re7+= 21.Qc8 Rc8 (21...Bc8?? 22.Bc6 Bb7 23.Bb7+-) 22.Rb7 Ree8 Black intends e4 (22...a5 23.Rfb1+=) 23.Rfb1 (23.Ra7 Ra8 24.Rd7 Nd7 25.Bc6 Ra7+=) 23...a5 24.Nb3 (24.Nc1 c5+=) 24...c5= 25.Na5 (25.Ra7 Ba4 26.Nac1 e4 27.Ra5 Bb3 28.Nb3 Bf8=) 25...Ba4 26.Nc1 e4 27.Nab3 (27.Kf1!?=) 27...ed3=+ 28.ed3 (better 28.Nd3 Bb3 29.R1b3 Re2 30.Ra3=+) 28...Re2?? (28...Re1!? 29.Bf1 Ng4-/+) 29.Bf3 (better 29.Ne2 g5 30.h4+-) 29...Rc2 (better 29...Re1!? 30.Kg2 g5=) 30.Ra1+= (44 moves) (30.Ra1 Bb3 31.Nb3+/- (31.Rb3?! Bh6 32.Ne2 g5=)) 1-0. Krstevski – Duric, Herculane, 1994. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0-0 5.Bg2 d6 6.0-0 e5 7.c4)

8.Nc3 Nb6 9.Qb3=.

8.Nc3 f5 9.d3 Nf6 10.e3 a5 11.a3 h6 12.Nd2 f4 13.Nce4 Nbd7 14.Bc3 a4 15.Qe2 Ne4 16.Be4 g5 17.Bg2 Nf6 18.ef4 ef4 19.Rfe1 fg3 20.hg3 c6 21.Qe7 Qe7 22.Re7 Nh5 (22...Rf7!? 23.Rae1 Bf5+=) 23.Bg7+– Ng7 24.Ne4 (24.Rae1 Nf5 25.Rc7 Nd4+–) 24...Nf5+= 25.Rc7 Rb8 (25...g4!?+=) 26.Re1+– Kh8 (26...g4!?+–) 27.g4+– Ng7 (better 27...Nd4 28.Nd6 Bg4 29.Nf7 Rf7 30.Rf7 Bf5+–) 28.Nd6 Bg4 29.Ree7 Ne6 30.Rb7 Rb7 31.Rb7 (31.Nb7?! Nd4+–) 31...Kg8 (31...Nd8 32.Ra7+–) 32.Bc6 1–0. Makhmutov,R (2415) – Gyrgenova,Ekaterina (1840), Eurasia Cup SKB Kontur, 2018. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 d6 5.g3 0-0 6.Bg2 e5 7.0-0 Nfd7)

8.Nc3 f5 9.d4 e4= 10.Ne1 Nc6 11.Nc2 Nb6 12.d5 (12.Ne3 Bd4 (worse is 12...Nd4 13.c5 dc5 14.bc5+=) 13.c5 dc5 14.bc5 Bc5 15.Qb3 Rf7–/+) 12...Nb4 (12...Ne5!? 13.Nd4 Nec4–+) 13.Nb4 Nc4 14.Qb3 Nb2 15.a4 Bc3 16.Qc3 Qf6 17.Qb3 (17.Qc7? f4 18.a5 Bg4–+) 17...Bd7 (17...a5 18.Na2 Ra6 19.Nc3–/+) 18.Rfb1 (18.Nc2 f4 19.gf4 a5+=) 18...a5 (18...Na4!? 19.Ra4 Ba4 20.Qa4 f4–/+) 19.Nc2= Na4 20.Ra4 Ba4 21.Qa4 Rfb8 22.Nd4 Qf7 23.Qb5 (23.Rb5!?=) 23...a4 (23...c6 24.dc6 bc6 25.Qb8 Rb8 26.Rb8 Kg7–+) 24.f3? (better is 24.Ra1!?+=) 24...ef3 25.Bf3 a3 (better is 25...Qf6!? 26.e3 Qe5–+) 26.Ra1–/+ Ra6 27.Ra2 Qe8 28.Qd3 Rba8 29.Nb5 Qd7 30.e4 (30.Ra3 Ra3 31.Na3 Qg7+=) 30...Ra5 31.Nd4 (31.Na3? fe4 32.Be4 b5–+) 31...fe4 32.Be4 ½–½. Perez,Max (2260) – Fernandez,Maria (2135), Mar del Plata ARG, 7th Continental Ch, 2012. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0-0 5.Bg2 d6 6.0-0 e5 7.c4)

8.Nd4 Na6 9.b5 Nc5 10.Nc3 Re8 (10...Bd7 11.Qc2=) 11.f3 (11.Qc2 Qe7=) 11...ef3=+ 12.Nf3 Ng4 13.Na4 (13.h3 Nf6 14.Ng5 h6 15.Nf7 Kf7=) 13...Na4 (13...Bb2 14.Nb2 a6 15.e3–/+) 14.Bg7=+ Kg7 15.Qa4 Re2 16.Qb3 c6 (16...a6!?=+) 17.bc6 (17.Qc3 Ne5 18.Nd4 Qb6+=) 17...bc6 (17...Qb6 18.Qb6 ab6 19.Ng5+=) 18.Nd4 Rg2 19.Kg2 Ne5 20.Nf3 (20.Qc3 Ba6 21.d3 c5=) 20...Be6= 21.Ne5 de5 22.Qc3 Qg5? (22...Qd6!?=) 23.Rae1 (23.h4!? Qe7 24.Qe5 Kg8 25.Qc3+–) 23...Rd8+– Attacking the backward pawn on d2 24.Re5 (24.Qe5?! Qe5 25.Re5 Bc4=) 24...Qd2 25.Qd2 Rd2 26.Rf2 Rd4 (26...Rd3 27.Rc5 Rd4 28.Rc2+–) 27.Ra5 Rc4 (27...Rd7 28.Rc5 Rd4 29.Rc2+=) 28.Ra7 Rc1 29.Kf3 c5 30.Ke3 Ra1 (30...c4 31.Kd4+–) 31.Kd3 (31.Rc2 Re1 32.Kf3 c4+–) 31...c4 32.Kc3 Rb1 (32...h6 33.Rb2+–) 33.Re2 (33.Rb2 Rc1 34.Rc2 Re1+–) 33...Kf6 34.Ra6 (34.Rb2 Rc1 35.Rc2 Rf1+–) 34...Rc1 (34...Kf5 35.Ra5 Kf6 36.Rc5+–) 35.Kb2 Rd1 (35...Rf1 36.a4 Rf3 37.a5 Rb3 38.Ka2+–) 36.a4 Rd3 (36...Ke7 37.a5+–) 37.a5 (37.Rb6 Ke7+–) 37...Rb3 38.Ka2 Rb5 (38...Ke7+–) 39.Rb2 (39.Ka3 Kf5 40.Rb2 Rd5+–) 39...Re5? (better 39...Rc5!? 40.Kb1 Ke5+=) 40.Ka3+– Re3 (40...Ke7 41.Kb4 Kd7 42.Rb6+–) 41.Kb4 Ke5 42.Ra8 (42.Rc6 Bd5 43.Rc8 Re1+–) 42...Kd6 43.a6 (43.Rb8 Re1+–) 43...Kc7+– 44.Kc5 (44.Ra2!? Bd5 45.Rg8 Kb6 46.Rb8 Ka7+–) 44...Re5 45.Kb4 Re3 46.Re8 (46.Ra2 Bd5 47.Rh8 Kb6 48.Rb8 Ka7+–) 46...Kb6 (46...Rb3 47.Rb3 cb3+–) 47.Ka4 (better 47.Rb8!? Ka7 48.Kc5+–) 47...Kc5?? (better 47...Ka7 48.Rd2 Ka6 49.Rd6 Kb7 50.Re7 Kc8+=) 48.Rb5+– (48.Rb5 Kd4 49.Rd8 Kc3 50.a7+–) 1–0. Marcos Herrero,Francisco (1990) – Marin Aso,Jose Luis (1775), 7th San Sebastian de los Reyes, Open, 2015. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.0-0 e4)

8.Nd4 c5 9.Nc2 Re8 10.b5 d5 11.cd5 Qd5 12.d3 Qh5 13.Nc3 ed3 14.ed3 Bg4 15.Qd2 Bf3 16.Bf3 Qf3 17.Rae1 Nbd7 18.Re8 Re8 19.Qd1 Qf5 20.Ne3 Qh3 21.Qf3 b6 22.Nc4 Ne5 23.Ne5 Re5 24.Qg2 Qg2 25.Kg2 Nd5 26.Ne4 Re7 27.Bg7 Kg7 28.a3 f5 29.Nd6 Rd7 30.Nc4 Nc3 31.Ne5 Rd5 32.Nc6 Nb5 33.a4 Nc3 0–1. Kilpela,Panu (2110) – Kochyev,Alexander (2425), Heart of Finland op, 2004. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0-0 5.c4 d6 6.Bg2 e5 7.0-0 e4)

8.Nd4 c5 9.bc5 dc5 10.Nb3 Qe7 11.Nc3 Rd8 12.Qc1 Nc6 13.Nd5 Nd5 14.Bg7 Kg7 15.cd5 Rd5 16.d3 Bf5?? (better is 16...f5+=) 17.de4+/– Be4 18.f3 Bc2 (better is 18...Bf5!? 19.e4 Be4 20.fe4 Re5+/–) 19.Qc2+– Qe3 20.Kh1 Rad8 (20...Nb4 21.Qc4 Re8 22.f4+–) 21.f4 R5d6 22.Rac1 (22.Bc6 Rc6 23.Rfd1 Rd1 24.Rd1 Qf2+–) 22...b6 23.Qc3 Qc3 24.Rc3 Nb4 25.a3 Nd5 26.Bd5 Rd5 27.Kg2 f5 28.Kf2 Kf6 29.Rb1 R8d6 30.a4 Ke7 31.Nc1 Rd1 32.a5! Kd8 (32...ba5 33.Rb5 Double attack (33.Rc5 Deflection; 33.Rb5 Decoy)) 33.Rb2+– Rh1 34.Rd3 Rd3 35.Nd3 Kc7 36.h4 Ra1 37.ab6 ab6 38.Ne5 Ra4?! (38...Ra8 39.Rb1+–) 39.Kf3 (39.Rd2 b5 40.Rd7 Kb6 41.Rh7 b4+–) 39...Ra3 (39...Ra8+–) 40.Kf2 Ra4 41.e3 (41.Rd2 Rd4 42.Rd4 cd4+–) 41...Kb7 (41...Ra7 42.Kf3+–) 42.Nd7 Kc6 (42...Rb4 43.Rb4 cb4 44.Ke2+–) 43.Nb6 Rb4 (43...Re4 44.Ke2 c4 45.Rb1+–) 44.Rb4 cb4 45.Nc4 Kc5 46.Nd2 Kb5 47.e4 fe4 48.Ke3 1–0. Kawuma,Patrick (2260) – Almedina Ortiz,Edgardo J (2275), Tromso NOR, 2014. (=1.c4 Nf6 2.Nf3 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.0-0 e4)

8.Nd4 c5 9.bc5 dc5 10.Nb3 Qe7 11.Nc3 Rd8 12.Qc2 Bf5 13.Nd5 (13.h3 h5=) 13...Nd5=+ 14.Bg7 Kg7 15.cd5 Rd5 16.d3 Re5 17.Qc3 Kg8 18.de4 Be4 19.Be4 Re4 20.Nc5 Re5 (20...Re2 21.Rfe1 Nc6 22.Re2 Qe2 23.Nb7=) 21.Nd3 Re2 22.Nf4 (22.Qc8 Qe8 23.Qb7 Nc6=) 22...Re5=+ 23.Qc8 Kg7 24.Rac1 Qe8 (better 24...Qd7!?=) 25.Rfd1 Nc6 26.Qb7 Na5 (better 26...Rc8!?=) 27.Qc7 Qe7 (better 27...Rb5+–) 28.Qc3+– Kg8 (28...Qf6 29.Nd5 Rd5 30.Qf6 Kf6 31.Rd5+–) 29.Nd5 (better 29.Rd5 Nc4 30.Qc4+–) 29...Qe6 (29...Rd5 30.Rd5 Nb7 31.Qc7 Qc7 32.Rc7+–) 30.Qa5 (better 30.Nc7!? Qe7 31.Na8 Nb7+–) 30...Re2 (30...Re8 31.Rc7 a6 32.Ra7+–) 31.Qc3 Ra2 (31...Qf5 32.Nf6 Kh8 33.Ng4 f6+–) 32.Nf6 Kf8 33.Nd7 (better 33.Re1 Re2 34.Re2 Qe2+–) 33...Kg8 34.Qc4 (better 34.Qf3 Re8 35.Nf6 Kg7 36.Rc6 Qc6 37.Qc6+–) 34...Qc4 35.Rc4 1–0. Jessel,S (2345) – Manojlovic,Mihailo (1985), ch–IRL, 2018. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.0-0 e4)

8.Nd4 Nc6 9.Nc6 bc6 10.d3 ed3 11.ed3 Bd7 12.Nd2 a5 13.a3 ab4 14.ab4 Rb8 15.Bc3 Bf5 (15...Ng4 16.Bg7 Kg7 17.Qc2+=) 16.Nb3 Bg4 17.Qc2 Qd7 18.Rfe1 Rfe8 19.Na5 d5 20.Nb3 dc4 21.dc4 Bf5 22.Qb2 Re1 23.Re1 Nh5 24.Nd4 White intends b5 24...c5 25.Nf5 Qf5 26.Bg7 (26.b5 Rd8+–) 26...Ng7+= 27.b5 Rd8 28.Bd5 Qd7 29.Qa3 Qd6 30.Qa6 Re8? (30...Kf8 31.Qd6 Rd6 32.Ra1+–) 31.Rd1?? (better 31.Re8 Ne8 32.Qc8+–) 31...Qe7+= 32.Bc6 Rd8 33.Rd8 Qd8 34.Qa7 Ne6 (34...Nf5 35.Qa8 Qa8 36.Ba8+=) 35.Bd5+– Qd6 36.Qa6 Qe7 37.Be6 fe6 38.Kg2 Kg7 39.Qc6 Kh6 40.h4 Kg7 41.f3 Kg8 42.Kh3 Kh8 43.g4 Kg7 44.g5 h6 45.f4 (45.Kg4 hg5 46.hg5 e5+=) 45...Kh7 (45...h5 46.Kg3+=) 46.Qe4 (46.Kg3 Qd8+=) 46...hg5 (46...Qd7 47.gh6 e5 48.Kg3 ef4 49.Kf4 Qd2 50.Kf3 Qd1 51.Qe2 Qh1 52.Kg3 Qg1 53.Qg2 Qe1 54.Kh3 Qe6 55.Qg4 Qe3 56.Kg2 Kh6 57.Qf3=) 47.hg5 Qd6 48.Kg3 Kg7 49.Kf3 (49.Qe3!?+–) 49...Qd1= 50.Kf2 Qd2 51.Kf3 Qd1 52.Ke3 Qe1 53.Kd3 Qb1 54.Ke3 ½–½. Janacek,J (1985) – Drabek,V (2130), Golden Prague Open, 2018. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.0-0 e4)

8.Nd4 d5 9.Na3 (9.d3 dc4 10.de4 Qe7=) 9...Re8 (9...Qe7 10.Qb3=) 10.Qa4 (10.f3 Qe7 11.Ndc2 a5 12.ba5 Qc5 13.Bd4 Qa5 14.cd5 ef3 15.Rf3 Nd5 16.Bg7 Kg7=) 10...c6 11.Qc2 (11.d3 Bd7=) 11...Qb6 12.Qb3 Bg4 (12...a5 13.cd5 ab4 14.Nc4=+) 13.c5 Qc7 14.f3 ef3 15.ef3 Bd7 16.Rfe1 Na6 (16...b6 17.Re8 Ne8 18.Nac2=) 17.Nac2 (17.Qa4 Be6=) 17...b6 18.Bf1 bc5 (18...Qb7 19.Qa3 Nc7 20.Rab1=) 19.Ba6 cd4 (19...Rab8 20.Rac1=) 20.Bd4 (< 20.Nd4 Rab8–/+) 20...Nh5 21.Bg7 Ng7 22.Kg2 Bf5 23.Nd4 Rab8 24.Qc3 Qb6 25.Re8 Re8 26.Bf1 Bd7 27.Rc1 Rc8 28.a3 Ne6 29.Ne6 Be6 30.d4 Bd7 31.Re1 Be6 32.Bd3 Ra8 33.a4 Rb8 34.Rb1 Bd7 35.Qc5 Qc5 36.dc5 Rc8 37.Kf2 Kg7 38.Ke3+/– Bh3 39.Kd4 Bg2 40.Be2 Re8 41.Rb2 Rb8 42.b5+– Kf6 43.b6 Ra8 44.Ba6 ab6 45.cb6 Bh3 46.Kc5 Bd7 47.b7 Rb8 48.Kd6 Be8 49.Kc7 c5 50.Kb8 Ba4 51.Ka7 Bd1 52.b8Q Ke6 53.Rb6 (53.Rb6 Ke7 54.Qd6 Ke8 55.Bb5) 1–0. marre,Fritz 11 (2215) – Paulmorphy123,Shredder 7 (1955), Rated game, 3m + 0s, 2010.

8.Nd4 Qe7 9.Qb3 c6 10.Nc3 Nbd7 11.a4 c5 12.Ndb5 a6 (better is 12...cb4!? 13.Qb4 Nc5=) 13.Nc7+/– Rb8 14.N3d5 Nd5 15.Nd5 (15.cd5? Nf6 16.bc5 Qc7 17.cd6 Qd6–+) 15...Qe8 16.Bg7 Kg7 17.Qb2 (17.f3 ef3 18.Bf3 Ne5+/–) 17...Kg8 18.d3 ed3 19.ed3 cb4?? (better is 19...Qe5 20.d4 Qd4 21.Qd4 cd4+/–) 20.Rae1+– (20.Qb4?! Qe2+–; 20.Nb4?! Qd8+/–) 20...Qd8 (20...b5 21.ab5 ab5 22.cb5+–) 21.Ne7 (21.Ne7 Qe7 22.Re7+–) 1–0. gonso (2300) – bobbs (2425), net–chess.com, 2003.

8.Nd4 Qe7 9.Nc3 c6 10.e3 Nbd7 11.Qc2 Nb6 12.Na4 Na4 13.Qa4 h5 14.Qc2 h4 15.Ne2 Re8 16.h3 Nh7 17.Bg7 Kg7 18.Qb2 Kg8 19.Kh2 Ng5 20.Nf4 Qe5 21.Qe5 de5 22.Ne2 Be6 23.Rfc1 hg3 24.fg3 Nf3 25.Bf3 ef3 26.Ng1 e4 27.h4 Rad8 28.Rc2 Rd3 29.Rf1 b5 30.cb5 cb5 31.Nh3 Rc8 32.Rb2 Rcd8 33.Rf2 Ra3 34.Nf4 Ba2 35.d3 ed3 36.Nd3 Rdd3 37.Ra2 Re3 0–1. Burgess,Mark – Sokolov,Ivan, Groningen, 1986.

8.Nd4 Re8 9.Nc3= c5 10.Nc2=.

8.Nd4 Re8 9.Nc3 Nc6 10.Nc6 bc6 11.Qc2 e4 seems the pivot of the position (11.d3 a5 12.ba5 d5+=) 11...d5 12.d3 (12.cd5 cd5 13.Nb5 Bg4=) 12...ed3 13.ed3 Bf5 14.c5 (14.cd5 cd5 15.Rae1 Qd7=) 14...Qd7 (14...a5 15.a3=+) 15.Rfe1 h5 (15...a5!? 16.a3 ab4 17.ab4 Ra1 18.Ra1 Ng4=+) 16.Ne2 Bh3 17.Bh1 Re7 (17...Bg4 18.f3 Bf5 19.Nd4+=) 18.Nf4 Bf5 19.Re2 (19.Bd4 Rae8 20.Qc3 h4+=) 19...Re2 20.Qe2 (20.Ne2 a5 21.ba5 Ra5+=) 20...Re8 (20...a5 21.ba5 Ra5 22.Bd4=) 21.Qd2 Ng4 (21...Qe7!? 22.Bf3 a5+=) 22.Bg7+= Kg7 23.d4 Nf6 24.Re1 Re7 25.Nd3 (better 25.Re7 Qe7 26.a4+=) 25...Bd3=+ 26.Re7 Qe7 27.Qd3 Qe1 28.Kg2 Qb4 29.h3 Qb2 30.a3 Ne4 31.Qe3 Qc3 (31...Qd2-/+) 32.Qc3? (better 32.Kf3!?-/+) 32...Nc3-+ 33.Kf3 Nb5 34.Ke3 Na3 35.Bf3 (better 35.Kd3-+) 35…Nc2 (35...Nc2 36.Kd2 Nd4-+) 0-1. Mueller,Marku1 (2120) - Djokic,Mihailo (2175), Titled Tuesday, 2021. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.0-0 e4)

8.Nd4 Re8 9.Nc3= Ng4 10.Nc2 (10.Ne4 f5 11.f3 Ne5=) 10...Nc6= 11.h3 Nge5 12.Ne4 (< 12.Be4 Nc4 13.Bc6 Nb2-+) 12...f5 (12...Nc4 13.Bg7 Kg7 14.b5+=) 13.Nc3 (13.Be5!? Ne5 14.Nc3 Nc4 15.Bd5 Be6 16.Bb7+=) 13...Nc4=+ 14.Bc1 Be6 (14...a6 15.d4=+) 15.Rb1 (15.b5!? N6a5 16.d4=+) 15...f4 (15...Qf6!?=+) 16.b5=. Fernandez Fornes,Juan Alberto - Berdichesky,Ruben, APA Magazine, 1994.

8.Ne1 a5 9.a3 ab4 (9...Nc6 10.Nc3=+) 10.ab4 Ra1 11.Ba1 Na6 (11...Be6 12.d3=) 12.Qb3= Be6 13.Nc2 (better 13.Bf6 Qf6 14.Nc2=) 13...b5 (better 13...d5!?=+) 14.Qa3+– Nb8 15.cb5 d5 (15...Nbd7 16.Nd4+–) 16.Nd4 Ng4 (better 16...Qd6!?+–) 17.Ne6+– fe6 18.Bh3 Qg5? (better 18...h5 19.f3 ef3 20.ef3 Ne5 21.Be6 Kh7 22.Be5 Be5+–) 19.Bg7 Kg7 20.Qc3 Kg8 (20...Kh6 21.Qc7 Qh5+–) 21.f3 ef3 22.ef3 Nf6 (22...Nh6 23.Be6 Nf7 24.Qc7+–) 23.Be6 Kh8 24.f4 (24.Qc7 Re8 25.b6 Qh6+–) 24...Qh5 (24...Qh6 25.Qc7 Re8 26.f5+–) 25.Re1 g5 (25...d4 26.Qc4 h6+–) 26.Re5 (better 26.Qc7 Re8 27.Kg2+–) 26...Qd1+– 27.Kg2 (27.Kf2!? Qh1 28.Bd5 Qh2 (worse 28...Nd5 29.Rd5 Kg8 30.Rg5 Kf7 31.Rg7 Ke8 32.Qe5 Kd8 33.Qc7 Ke8 34.Qb8) 29.Kf1 gf4+–) 27...gf4 28.gf4 (better 28.Bf5!? Nbd7 29.Re6+–) 28...Qb1= 29.Rf5?? (better 29.d3 Qa2 30.Kg3=) 29...Qe4–+ (29...Qe4 30.Kh3 Qe6–+) 0–1. Lubczynski,Rafal (2425) – Kovalev,Vladislav (2635), European Blitz, 2017. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.0-0 e4)

8.Ne1 a5 9.b5 Nbd7 10.Nc3 Nc5 11.d4 ed3 12.Nd3 Nd3 13.ed3 Bg4 14.Qd2 Qc8 15.Rfe1 Rb8 16.Nd5 Nd5 17.Bg7 Kg7 18.Bd5 c6 19.Bg2 cb5 20.cb5 Qc5 21.Qa5 Ra8 22.Qd2 Qb5 23.Reb1 Qe5 24.d4 Qf6 25.Bb7 Ra4 26.Rb4 (26.d5 Rb8 27.Bc6 Ra3=) 26...Rb4= 27.Qb4 Rb8 28.Rc1 Bf3 29.Rc7 Bd5! 30.f4? (30.Bd5 Rb4) 30...Qe6–+ 31.Kf2 Qh3 32.Qd6 Qg2 33.Ke1 Qe4 34.Kf1 Rb7 35.Rb7 Bc4 (35...Bc4 36.Kg1 Qe1 37.Kg2 Qf1; 35...Bb7?! 36.Qe5 Kf8 37.Qe4 Be4 38.a4+=) 0–1. Chabanon,Jean Luc (2425) – Glavina Rossi,Pablo (2320), Ibi, 1996. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 d6 5.g3 e5 6.Bg2 0-0 7.0-0 e4)

8.Ne1 c6 9.d3 d5 10.Nc2 dc4 11.dc4 Qe7 12.Qc1 Re8 13.Nd2 Nbd7 14.Bc3 a5 15.a3 Nb6 16.Rb1 Na4 17.Ba1 Ng4 18.Bg7 Kg7 19.Rb3 f5 20.f3 ef3 21.ef3 Nf6 22.Re1 Qd8 23.Re8 Ne8 24.Qe1 Nf6 25.Bf1 ab4 26.ab4 Nb6 27.Rd3 Qf8 28.Qe3 Nbd7 29.Nb3 Qe8 30.Qd2 Ra2 31.Nc1 Rb2 32.Qc3 Qe5 33.Nd4 Rb1 34.Re3 Rc1 35.Qd2 Rd1 0–1. D Bronstein – Kremenietsky, Moscow 1981.

8.Ne1 Nc6 9.b5 Ne5 10.Na3 Re8 11.Nec2 a6 12.Ne3 Nfg4 13.Nac2 Ne3 14.Ne3 ab5 15.cb5 d5 16.d4 ed3 17.ed3 d4 18.Nc2 Bg4 19.f3 Bf5 20.Ne1 c5 21.bc6 Nc6 22.f4 Qd7 23.Nc2 Re7 24.Re1 Re1 25.Ne1 h5 26.Nc2 Qe6 27.Ba3 Bf8 28.Bf8 Kf8 29.a3 Qb3 30.Bf1 Rc8 31.Rb1 Qc3 32.Ne1 Re8 33.Be2 Nd8 34.Rb3 Qa5 35.Nf3 Bg4 36.Kf2 Qd5 37.Rb2 f6 38.Qd2 Nc6 39.h3 Bc8 40.Nh4 Qf7 41.f5 g5 42.Ng2 Bf5 43.h4 Bg4 44.Bg4 hg4 45.Rb5 Re5 46.Qb2 Rb5 47.Qb5 Qa2 48.Kf1 Qa3 49.hg5 Qc1 50.Ne1 Qg5 51.Qb7 Qf5 52.Ke2 Qe5 53.Kf1 Qf5 54.Ke2 Qe6 55.Kf1 Kg8 56.Ng2 Ne5 57.Qa8 Kg7 58.Qa7 Qd7 59.Qd7 Nd7 60.Nf4 Nc5 61.Ke2 f5 62.Kd2 Kf6 63.Kc2 Ne6 64.Ne2 Ke5 65.Kd2 Kd5 66.Kc2 Kc5 67.Kb3 Ng5 68.Nf4 Nh3 69.Nh5 Kd5 70.Kb4 Nf2 71.Nf4 Ke5 72.Ng6 Kf6 73.Nf4 Nh1 74.Kc5 Ng3 75.Kd4 Nf1 76.Ng2 Kg5 0–1. Keene – Gilden, Harrachov 1967.

8.Ne1 Nc6 9.Nc2 Be6 (9...a5 10.b5 Ne5 11.Be5 de5 12.Nc3=) 10.d3 (10.Nc3 Bc4 11.Ne3 Be6 12.Ne4 Ne4 13.Bg7 Ng3 14.fg3 Kg7=) 10...Ne5 (10...Re8 11.b5 Ne5 12.Ne3=) 11.Ne3 (11.Nd4 Bg4 12.f3 ef3 13.ef3 Bc8=) 11...ed3 12.ed3 (< 12.Bb7 Rb8 13.Bg2 Bc4 14.Nc4 Nc4–/+) 12...Nfg4 (12...c6 13.Na3=) 13.Nc3 (13.Qb3 Ne3 14.fe3 Qg5=) 13...c6 14.Nc2 (14.Qe2 Qd7=) 14...Bf5 15.Ne1 Qb6 (15...Nf6 16.b5=+) 16.a3 a5 (16...Rfe8 17.h3 Nf6 18.g4=) 17.h3= ab4 (17...Nf6 18.b5=) 18.Na4 Qa7 19.ab4 (< 19.hg4 Bg4 20.Qb1 Qa4–/+) 19...Nf6 20.c5 Qb8 21.Nb6 Ra1 22.Qa1 Qd8 23.d4 Ned7 24.Nc4+= Ne8 25.Qa7 dc5 26.dc5 Bb2 27.Nb2 Qb8 28.Qa5 Nc7 29.Nf3 Nb5 30.Rd1 Ne5 31.Nh4+= Be6 32.f4 Nd7 33.Nf3 Qa8 34.Qa8 Ra8 35.Ng5 Nf6 36.Ne6 fe6 37.Nc4 Nd5= 38.Na5 Nb4 39.Nb7+= Nd5 40.Bf1 Nbc3 41.Re1 Kf7 42.Nd6 Kf6 43.Nc4 Ra2 44.Ne5 Na4 45.Nc6 Nc5= 46.Ne5 h5 47.h4 Ra3 48.Kh2 Ne3 49.Bh3 Ne4 50.Re2 Nd6= 51.Nd7 Ke7 52.Ne5 Kf6 53.Nd7 Ke7 54.Ne5 Kf6 ½–½. Gorovets,A (2370) – Novikov,St1 (2535), Inautomarket Open, Minsk BLR, 2008.

8.Ne1 Re8 9.Nc3 c6 10.d3 d5 11.cd5 Nd5 12.Qb3 Be6 13.Nd5 Bd5 14.Qc2 Bb2 15.Qb2 Nd7 16.de4 Be4 17.Be4 Re4 18.Nd3 Qf6 19.Qf6 Nf6 20.e3 Rd8 21.Rfd1 Rc4 22.Rab1 Rc2 23.a4 Ne4 24.Ne1 Rcd2 25.Rd2 Rd2 26.f3 Nc3 27.Ra1 Nd5 28.b5 Ne3 29.bc6 bc6 30.Rc1 Ra2 31.Rc6 Ra4 32.Kf2 Nf5 33.Rc7 Ra2 34.Kg1 a5 35.Ra7 Nd4 36.f4 a4 0–1. Sahovic – Jansa, Bor 1984.

8.Ne1 Re8 9.Nc3 c6 10.d3 e3 11.fe3 d5 12.cd5+= Nd5 13.Qb3 Be6 14.Nd5 Bb2 15.Qb2+/– cd5 16.Nc2 Nd7 17.Rf4 Rc8 18.Raf1 Qc7 19.Nd4 Qe5 20.Qd2 Re7 21.Ne6 Qe6 22.d4 Qc6 23.Qd3+/– Nb6 24.e4 Qc2 25.Qf3 de4 26.Re4 Re4 27.Qe4 Qa2 28.Qb7 Rf8 29.Qe4 Qd2 30.d5 Nc8 31.h4 Nd6 32.Qf4 Qf4 33.gf4 f5 34.Ra1 Rf7 35.Ra6 Rd7 36.Kf2 Kf7 37.Ke3 Ke7 38.Kd4 Rc7 39.Kd3 Kd7 40.e3 Rb7 41.Kc3 Rc7 42.Rc6 Rb7 43.Bf3 Nb5 44.Kd3 Nd6 45.Ra6 Rb4 46.Ra7 Rb7 47.Rb7 Nb7 48.Kd4 Kd6 49.Bd1 Nc5 50.Bc2 Nd7+/– 51.e4 fe4 52.Be4 Nf6 53.Bf3 Nd7 54.Bg2 Nf6= 55.Be4 Nh5 56.f5 gf5 57.Bf5 Nf4 58.Be4 h5 59.Bf3+= Ke7 60.Kc5 Nd5 ½–½. Kosten,A (2525) – Lalic,B (2520), 4NCL, Nottingham ENG, 2005.

8.Ne1 Re8 9.Nc3 Nc6 10.Nc2 Rb8 11.b5 Ne5 12.Ne3 (12.Be4?? Nc4 (12...Ne4?! 13.Ne4 d5 14.cd5=) 13.Bg2 Nb2–+) 12...Be6 13.Qa4 (worse is 13.Be4 Nc4 14.Nc4 Ne4 15.Ne4 Bc4 16.Bg7 Kg7+=) 13...Ned7 14.Qc2 Nc5 15.Ba3 Qd7 16.Rfd1 Bh3 17.Bh1 Bg4 (17...Ne6!?+=) 18.Rac1 Qe6 19.Re1 h5 20.Ned5 (20.Ng4?! A) worse is 20...Ng4 21.Bc5 Bc3 22.Ba7+/– (22.dc3?! dc5 23.Qa4 a6+=); B) worse is 20...Qg4 21.Bc5 dc5 22.Be4+=; C) 20...hg4 21.Bc5 dc5=) 20...Rbc8 21.Bc5 dc5 22.Nf6 Bf6 23.Ne4 Bf5 24.Nf6 Qf6 25.Qa4 Qb6 26.Rc3 Rcd8 27.Bd5 Be6 28.Be6 Re6 29.d3 a6 30.ba6 Qa6 31.Qa6 Ra6 32.Rc2 Rda8 33.Rb1 b6 34.Rbb2 Ra3 35.Rd2 Kf8 36.Kg2 Ke7 37.Rbc2 Ke6 38.e3 R3a4 39.Kf3 R8a5 40.h4 Rb4 41.Ke2 Raa4 42.Rb2 Rb2 43.Rb2 Ra3 44.Rd2 Ke7 45.Kf3 Ke6 46.Kf4 f6 47.f3 Rc3 48.g4 Rc1 49.g5 f5 50.e4 fe4 51.Re2 Ra1 52.Re4 Kf7 53.Ke5 Ra2 54.Rf4 Kg7 55.Ke6 Re2 56.Kd7 Rb2 57.Kc7 b5 58.Kc6 b4 59.Kc5 b3 60.Kb4 Rb1 61.Kc3 Kh7 62.Rf7 Kg8 63.Rd7 Kf8 64.Rb7 Rh1 65.c5 Rh4 66.c6 Ke8 67.Rb8 (67.Rb8 Ke7 68.c7+–) 1–0. Schild,Christoph (2245) – Maric,Davor (2105), Bad Zwesten op 8th, 2004. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0-0 5.Bg2 d6 6.0-0 e5 7.c4 e4)

8.Ng5 a5=.

8.Ng5 Qe7 9.Nc3 Now all is on e4 9...h6 (better is 9...d5 10.cd5 h6= (worse is 10...Qb4 11.Rb1+/–)) 10.Nge4+/– Ne4 11.Nd5 Qd8 12.Bg7 Kg7 13.Be4 c6 14.Nc3 Qb6 15.Qb3 White prepares the advance b5 15...Be6 16.b5 Nd7 17.bc6 bc6 18.Qb6 Nb6 (18...ab6? 19.Bc6 Rac8 20.Bd7 Bd7 21.d3+–) 19.d3 d5 20.cd5 cd5 21.Bf3 Rfc8 22.Rfc1 Rc5 23.a3 Rac8 24.Na2 d4 25.Rc5 Rc5 26.Nb4 a5? (better is 26...Bd7+=) 27.Nc6+– Bd7 28.Nd4 Na4 29.Kf1 Kf6 30.Ke1 Ke5 31.e3 Kd6 32.Kd2 Rc8 33.Rb1 Nc5 34.Nb5 Ke7 35.d4 Bf5 36.Na7 (36.dc5?! Bb1 37.c6 f5+/–) 36...Rc7 37.Rb5 (37.dc5 Bb1 38.Nc6 Kd7 39.Na5 Rc5=) 37...Ne6? (37...Ne4 38.Be4 Be4 39.Re5 Kd7 40.Re4 Ra7+–) 38.Nc6 Kf6 39.h4 Bh3 40.Ra5 Bf1 41.Ra7 1–0. Dragicevic,Drazen (2300) – Andrenko,Irina (2225), Albena BUL, Open, 2012. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.0-0 e4)

9.Qc2 Qe7 10.Nc3 Bf5 11.d3 ed3 12.ed3 Nc6 13.Qd2 Ne5 14.Rae1 Bd3 15.Re5 Qe5 (15...de5?! 16.Qd3 Qb4 17.Rb1=) 16.Nd5 Qf5 17.Bh3 Re2 18.Qe2 Be2 (18...Nd5? 19.Qd2 Bf1 20.Bf5 Bc4 21.Be4+–) 19.Ne7 Kf8 20.Nf5 Bf1?? (better is 20...gf5 21.Rc1 h6 22.Bf6 Bf6 (worse is 22...hg5 23.Bg5 Bd3 24.c5+=) 23.Nh7 Kg7 24.Nf6 Kf6+=) 21.Bf6 (21.Kf1 gf5 22.Bf6 Bf6 23.Nh7 Kg7 24.Nf6 Kf6–/+; 21.Ng7?! Bh3 22.Bf6 Bg4 23.Nh7 Kg8+/–) 21...gf5 22.Bg7 (22.Kf1 Bf6 23.Nh7 Kg7 24.Nf6 Kf6–/+) 22...Kg7 23.Kf1 Re8 24.Bg2 (24.Bf5?! Kf6 25.Bd7 Rd8 26.Nh7 Kg6=) 24...Kf6 25.h4 (25.Nh7?! Kg6=) 25...f4 26.Nh7 Ke5 27.g4 f6 28.g5 (28.Bb7?! Rh8 29.h5 Rh7=) 28...fg5 29.Ng5 Kd4 30.Bd5 c6 31.Bf7 Rh8 32.h5 Kc3 33.b5 cb5 34.cb5 Kb4 35.Bg6 d5 36.Nf7 Rg8 37.h6 Rg6 38.h7 Rg7 39.h8Q Rf7 1–0. Contin,Daniel (2400) – Di Paolo,Raffaele (2345), ITA–chT A1, 2004. (=1.c4 Nf6 2.Nf3 g6 3.b4 Bg7 4.Bb2 d6 5.g3 0-0 6.Bg2 e5 7.0-0 e4 8.Ng5 Re8)

9.Qc2 Bf5 10.d3 ed3–/+ 11.ed3 Nc6 12.Qb3 (12.Bc6 bc6 13.Nd2 Rb8–/+) 12...Re2 (better 12...a5 13.Nd2 ab4–+) 13.b5? (better 13.Bc6 bc6 14.Nc3–/+) 13...Na5–+ 14.Qb4 Bd3 (better 14...Rb2 15.Qb2 Ne4 16.Qg7 Kg7 17.Ne4 d5 18.cd5 Qd5–+) 15.Na3?? (better 15.Nd2 c5 16.Qc3 Rd2 17.Qd2 Bf1 18.Bf1–/+) 15...c5 (better 15...Rb2 16.Qb2 Ne4 17.Nf7 Bb2 18.Nd8 Rd8–+ (18...Ba3?! 19.Rfd1 Bc4 20.Nb7 Nb7 21.Be4–+; worse 18...Ba1 19.Nb7 Nb7 20.Ra1–+)) 16.bc6–/+ Nc6 (16...Rb2 17.cb7 Rb8 18.Qb2 Ne4 19.Nf7 Kf7–+ (19...Bb2?! 20.Nd8 Ba1 21.Ra1 Rd8 22.Nb5=+)) 17.Qb7+= Rb2 18.Qf7 Kh8 19.Bc6 Bf1 20.Rf1 (20.Ba8 Qa8 21.Rf1+=) 20...Rc8?? (better 20...Rab8 21.Nb5 h6=) 21.Qe6+– Rc7 22.Nb5 Re7 23.Nf7 Rf7 24.Qf7 Ra2 (24...a6 25.Nd4 Qg8 26.Qe7+–) 25.c5+– d5 (25...Qg8 26.Qe7 d5 27.Bb7+– (27.Na7 Qf8 28.Re1 Ng4 29.Qf8 Bf8 30.Bd5 Ra7=+)) 26.Nd6 Qa5?? (better 26...Qg8 27.Qb7 h5+–) 27.Ne8 (27.Ne8 Qc7 28.Nc7 Re2 29.Rb1 h6 30.Rb8 Kh7 31.Nd5 Re1 32.Kg2 Rg1 33.Kg1 Ne8 34.Nf4 h5 35.Re8 Kh6 36.Qg6) 1–0. Janacek,J (2010) – Maly,F (1915), Golden Prague Open, 2017. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.0-0 e4 8.Ng5 Re8)

9.Qc2 Bf5 10.e3 Nc6 11.a3 h6 12.Nh3 Ne5 13.Be5 de5 14.Qc1?? (better is 14.Kh1–/+) 14…Qd7–+ 0–1. Kiss,Gabor – Soentges,Karl Heinz, EU–ch GT288 corr, 1988. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.0-0 e4 8.Ng5 Re8)

9.Nc3 h6 10.Nh3 Nc6 11.b5 Nd4 12.Nf4 g5 13.Nfd5 Nd5 14.Nd5 Ne2 15.Qe2 Bb2 16.Rab1 Bg7 17.Rb3 (17.d3 ed3 18.Qd3 Re5=+) 17...c6 18.bc6 bc6 19.Nb4 (19.Ne3 d5–/+) 19...a5 20.Nc2 d5 21.cd5? (better is 21.Rc1–+) 21...Ba6 (21...Ba6 22.Qd1 Bf1 23.Qf1 Qd5–+; 21...cd5?! 22.Re1–+; 21...Qd5?! 22.d3 a4 23.Ra3–+) 0–1. Letsplay! – Double Wood, ChessWorld.net, 2005.

9.f3 e3 10.de3 (10.f4 h6 11.Nf3 ed2 12.Qd2 a5=+) 10...h6 11.Nh3 Re3 12.Nd2 (12.Qd2 Qe8 13.Nf4 Nc6=+) 12...Re8 (12...Qe8 13.Re1=+) 13.Nf4 (13.Rb1 Nbd7=+) 13...Nc6 (13...a5 14.ba5 Nc6 15.Nb3=+) 14.b5 (14.Rb1 Ne5=) 14...Ne5 15.Qc2 (15.e4 a6=) 15...c6 16.a4 (16.e3 cb5 17.cb5 Bf5=) 16...d5 (16...Qb6 17.Kh1=) 17.cd5 Nd5 18.Nd5 cd5 (18...Qd5? 19.f4 Bf5 20.e4+– (20.Bd5 Bc2 21.Bh1 Rad8=)) 19.Bd4 Bf5 (19...Qe7 20.Qb2=) 20.Qb2 Nc4 21.Nc4 Bd4 22.Qd4 dc4 23.Qd8 (23.Qc4 Rc8 24.Qf4 Re2=+) 23...Red8 (23...Rad8 24.e4 Be6 25.f4=+) 24.f4= Rd7 (24...Rab8 25.e4 Be6 26.e5=) 25.Rfd1 (25.e4 Bg4=) 25...Rad8 (25...Re7 26.Rac1 Rc8 27.Rc3=) 26.Rd7 Rd7 (worse 26...Bd7 27.Rc1 Be6 28.Bb7+–) 27.Rc1 Be6 28.Kf2 (28.e4 Rd4=) 28...b6 (28...f5 29.Rc2=) 29.Ke3 (29.Ke1 f5=) 29...Kf8 30.Bc6 Rd6 31.Rc3 (31.Bf3 Ke7=) 31...a5 32.Rc2 (32.Be4 f5 33.Bb1 Bf7=) 32...Ke7 (32...Rd1 33.g4=+) 33.Rd2= c3 34.Rd6 Kd6 35.Kd3 Bc4 36.Kc3 (36.Kc4?? c2 37.Kd3 c1Q–+) 36...Be2 37.Kd2 (37.Be4 f5 38.Bc2 Kc5=) 37...Bg4 38.Be4 (38.Kc2 Kc5 39.Kb3 Kd4=+) 38...Kc5 39.Kc3? (better 39.Bc2=) 39...Bd1–+ 40.Bc6 f6 (40...f6 41.Bh1 Ba4–+) 0–1. Haugli (2415) – Djurhuus (2495), Namsos, 1995. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0-0 5.c4 d6 6.Bg2 e5 7.0-0 e4 8.Ng5 Re8)

9.f3 ef3 10.Nf3 c6 11.Kh1 Nbd7 12.e3 Ne5 13.Ne5 de5 14.d4 ed4 15.ed4 Ng4 16.Qf3 Bf5 17.Na3 Re3 18.Qd1 Rd3 19.Qe2 Bd4 20.Bd4 Qd4 21.Nc2 Qc3 22.Rf3 (22.h3 Rd2 23.Qf3 Qf3 24.Bf3–+) 22...Rf3 23.Bf3 Bc2 (23...Qc2?! 24.Qc2 Bc2 25.Bg4–/+) 24.Rc1 Qf3! 25.Qf3 Be4!! (25...Be4 26.Qe4 Nf2 27.Kg2 Ne4–+) 0–1. Simpson,Ronald (2330) – Fishbein,Alexander (2525), New York op, 1997. (=1.c4 Nf6 2.Nf3 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.0-0 e4 8.Ng5 Re8)

9.f3 ef3 10.Nf3!? d5 11.cd5 Qd5 12.Nc3=.

8.Na3 Qc8 9.d4 ed4 10.Nd4 Bh3 11.c5 d5 12.Nac2 c6 13.a4 a5 14.b5 Bg2 15.Kg2 Ne4 16.Ne3 Nd7 (16...Rd8 17.Rc1+=) 17.Rc1 (better is 17.Ndf5 gf5 18.Nf5 Bb2 19.Ne7 Kh8 20.Nc8 Rac8 21.f3 Nec5 22.Rb1+=) 17...Re8–/+ (17...Ndc5 18.f3 Qe8 19.bc6 bc6 20.fe4 Qe4 21.Rf3+=; 17...Nec5?! 18.Ba3 Bd4 19.Qd4+=) 18.Ba3 Bh6 19.Ng4 (19.f4 Ng3! 20.hg3 Re3–/+) 19...Bc1–+ 20.Qc1 Nef6 (20...cb5 21.ab5 f5 22.Ne3–/+) 21.Nh6–/+ Kf8 22.Qf4 Re4 23.Qd2 Ng8 (23...Kg7 24.Bb2 cb5 25.Qg5–/+) 24.Ng8–/+ Kg8 25.f3 Re8 26.bc6 bc6 27.Qh6 Ne5 28.Bb2 f6 29.h4 (29.Ba1 Qb7–+) 29...Qb7 30.Bc1 (30.Ba1 Qb4–+) 30...Qb4 31.Be3 Qc5 32.Nf5 Qf8 33.Qf8 Rf8 34.Nd6 0–1. Hoffmann,S (2075) – Huschenbeth,N (2305), 16th VR Bank Open, Apolda GER, 2007. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 d6 5.Bg2 0-0 6.0-0 e5 7.c4)

8.d3 a5 9.b5 Nbd7 (9...h6 10.Nfd2 Ra7 11.Nc3=) 10.Ng5 Rb8 (10...Nc5 11.Ne6 fe6 12.Nc3+=) 11.Ne6 fe6 12.Qd2 b6 (12...Nc5 13.Qa5 Ra8 14.Qb4+–) 13.Nc3 d5 (better 13...Nc5!?+–) 14.cd5+– ed5 (14...Nc5 15.de6 Ne6 16.Rad1+–) 15.Nd5 Nd5 16.Bd5 Kh8 17.Rac1 Nf6 (17...Nc5 18.Bc6+–) 18.Bf3 Re8 (18...Nd5 19.d4+–) 19.Qc3 Nd5 20.Qc4 Nb4 (20...Ne7+–) 21.a3 1–0. Janek – Mandore, internet, 2018.

8.d3 c6 9.a4 a6 (9...Na6 10.Bc3=) 10.b5 (10.Ng5 Bf5+=) 10...c5 (better 10...ab5!? 11.cb5 cb5=) 11.Nc3+– Nbd7 (11...h6 12.Nd2 Qc7 13.e3+–) 12.Ng5 Nb6?? (better 12...Rb8+–) 13.Bb7+– Ra7 (13...Rb8 14.Ne6 fe6 15.ba6+–) 14.Ne6 fe6 15.ba6 h5 (15...Nbd7 16.Nb5 Ra6 17.Ba6 Qb6 18.Nd6 Qa6+–) 16.Nb5 Ra8 (16...Qb8 17.Na7 Qa7 18.a5+–) 17.a5 Nbd7 18.Ba8 Qa8 19.a7 d5 (19...Bh6 20.Bc1 Bg7 21.Rb1+–) 20.Qd2 d4 (20...Qc6 21.f3+–) 21.e4 Ng4 (21...Qc6 22.Rab1+–) 22.Qg5 (22.h3 Nh6+–) 22...Bf6 (22...Rf6+–) 23.Qg6 (23.Qg6 Kh8 24.Qh5 Kg7 25.Qg4 Kf7 26.f4+–) 1–0. guestpozf – guestbeug, private online chess game, 2018.

8.d3 c6 9.Nc3=.

8.d3 c6 9.Nbd2 Qd7 10.Re1 Bh3 (10...a5 11.ba5 Ra5 12.Nb3=) 11.Bh1 (11.e4 Bg2 12.Kg2 a5=) 11...Nh5 (11...Rd8 12.e4=) 12.e4 h6 (12...Na6 13.a3=) 13.Nb3 (13.d4 Qg4+=) 13...f5= 14.d4 (better is 14.Nh4 Qf7 15.ef5 Bf5 16.Nf5 Qf5 17.Qd2=) 14...Qe6 (14...fe4 15.Re4 Nf6 16.Re1=) 15.Qc1 (15.ef5!? Bf5 16.de5 de5 17.Ne5+–) 15...Nd7 (15...fe4 16.Re4 Nf6 17.Re1+=) 16.ef5 Qf5 (worse is 16...Rf5 17.de5 Rff8 18.ed6 Bb2 19.Qb2 (worse is 19.Re6 Bc1 20.Rg6 Kf7+=) 19...Qd6 20.Qd2 Qd2 21.Nfd2+–; worse is 16...Bf5 17.de5 Ne5 18.Ne5 de5 19.f4+=) 17.Qd2 g5 (17...Nb6 18.Na5 (worse is 18.de5 Nc4 19.Qe2 Qf7–/+) 18...Rae8 19.c5 dc5 20.dc5+= (worse is 20.de5 Rd8 21.Qe2 Nf4+=)) 18.de5+= de5 19.Qe3 Nf4 (19...g4 20.Nfd2=) 20.Red1 (20.Rad1 Ng6+=) 20...Qc2 21.Rd2+/– Qc4 22.gf4 Rf4 23.Ne5 Ne5 24.Be5?? Be5–+ 25.Qe5 Rg4 (25...Rg4 26.Bg2 Bg2–+ (26...Rg2?! 27.Kh1 Rf8 28.Rd6–+)) 0–1. frozenfritz (1880) – fianchetto, net–chess.com, 2003. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 d6 5.g3 0-0 6.Bg2 e5 7.0-0)

8.d3 Qd7 9.Ne5 (9.Ng5!? c6 10.f4=) 9...de5+= 10.Bb7 Nc6 11.b5 Nd4 12.Ba8 Ra8 13.Nd2 c6 (13...Bg4 14.Bd4 ed4 15.Nf3=) 14.a4 (14.e3 Nf5 15.Nf3 cb5=) 14...cb5 (14...Bg4 15.Bd4 ed4 16.Nb3=) 15.ab5 h5 (15...Bg4!? 16.Re1 Qd6+=) 16.e3+/– Nb5 17.Be5 (17.cb5 Qb5 18.Qc2 Rc8+/–) 17...Qd3 (17...Nc7!?+/–) 18.Bf6 Bf6 19.Qf3 Ba1 (19...Qd8!? 20.cb5 Ba1 21.Ra1 Rb8+/–) 20.Qa8+– Kg7 21.Ra1 (21.cb5 Bb2 22.b6 A) 22...Qd2? 23.ba7 (23.Qa7 Qd5 24.Qa6 Qf3–+) 23...h4 24.gh4+–; B) 22...ab6=) 21...Nc3 (21...Qc3 22.Rf1 (22.cb5?! Qa1 23.Kg2 h4 24.gh4 Qd1=) 22...Nd6 23.Ne4 Ne4 24.Qe4 Bc4 25.Qc6+–) 22.Nf3 Bc4 23.Qa7 Ne2 24.Kg2 Bd5 25.Qb6 Qe4? (better is 25...g5 26.Qb2 f6+–) 26.Qb2 Kh7 27.Qe2 g5 28.Ra5 Bc6 (28...g4 29.Kf1 Qf3 30.Qf3 Bf3 31.Rh5 Kg6+–) 29.Rg5 (29.Rg5 Kh6 30.Rg8+–) 1–0. b4_player – opponent, gamecolony.com, 2007.

8.d3 h6 9.Ne5 de5 10.Bb7 Nbd7 11.Ba8 Qa8 12.f3 Bh3 13.Re1 Re8 14.Nd2 Qc6 15.Qb3 h5 16.e3 h4 17.d4 hg3 18.hg3 ed4 19.ed4 Nb6 20.b5 Qd7 21.d5 Qd6 22.Re8 Ne8 23.Ne4 Qd7 24.Bg7 Kg7 25.a4 Bf5 26.a5 Nc8 27.Re1 Be4 28.fe4 Ned6 29.e5 Nf5 30.Qf3 Kg8 31.Qf4 Qe7 32.Rf1 Qd7 33.g4 (33.g4 Ng7 34.e6 Ne6 35.de6 Qe6 36.c5+– (36.Qc7?! Qg4 37.Kf2 Qf5 38.Kg2 Qg4 39.Qg3 Qc4+/–)) 1–0. Bartsch,Christian – Moscoso,Fernando, IECG, 1998. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.0-0)

8.d3 h6 9.Ne5 de5 10.Bb7 Nbd7 11.Bc6 Rb8-/+ 12.a3 Rb6 13.Bg2 Ne8 (13...Qe7 14.Nc3-/+) 14.Qa4 Nb8 (14...Qb8!?-/+) 15.Qa7= Bd7 16.b5 c6 (16...Bc6 17.Nc3= (worse 17.Bc6 Nc6 18.Qa4 Nd4=+)) 17.a4 cb5 18.ab5 Nd6 19.Ba3 Nc8 (19...e4 20.Bc5 Rb7 21.Qa3 Ba1 22.Bd6+/-) 20.Qa5 Re8 21.Nd2 (21.Nc3 Rbe6 22.Qd8 Rd8+/-) 21...f5 (better 21...e4!? 22.Ne4 Ba1 23.Ra1 f5+/-) 22.Bc5 Rf6 23.Qd8 Rd8 24.b6 (24.Ra8 Nd6+-) 24...Re8 (better 24...Nb6 25.Rfb1 Na4+/-) 25.Ra8?? (25.Rfb1 Kf7+/-) 25...Nd6?? Black prepares the advance e4 (better 25...Nb6 26.Ra7 Na4-/+) 26.b7 e4 27.de4 (better 27.Rb1!?+-) 27...Nb7+= 28.Ba7 (28.e5 Nc5 29.ef6 Bf6+=) 28...Nc6= 29.Re8 Be8 30.e5 (30.Be3 Nba5=) 30...Re6 (30...Rf7!? 31.Rb1 Na7 32.Bb7 Bc6 33.Bc6 Nc6=) 31.Bd5+= Bf7 (31...Nbd8 32.Bb6 Be5 33.Rd1+=) 32.Be6 (32.Be3!?+/-) 32...Be6= 33.Bb6 Be5 34.Nf3 Bf6 (worse 34...Bc4 35.Rc1 Bd5 36.Rc6 Bc6 37.Ne5+/-) 35.Nh4? (35.c5 g5=) 35...Kf7 (35...Bh4!? 36.gh4 Bc4-/+) 36.c5=+ Bd5 (36...Be7=+) 37.f3 (better 37.Rd1!? Bh4 38.gh4= (worse 38.Rd5 Ke6 39.Rd1 Be7=+)) 37...Bd4 38.Kh1 Bc5 (better 38...Bc4!?-/+) 39.Bc5= Nc5 40.e4 Ne4 41.fe4 Be4 42.Kg1 Ne5 43.Ra1 Nf3 (43...g5!? 44.Ng2 Nf3 45.Kh1 h5=) 44.Nf3+/- Bf3 45.Kf2 Bd5 46.Ra6 Be6 47.Rb6 Kf6 48.Ke3 g5 49.Kd4 h5 (49...g4 50.Ke3+/-) 50.Ke3 (50.h4 g4+-) 50...h4 (better 50...Ke5!?+/-) 51.gh4+- gh4 52.Kf4 h3 53.Ra6 Kf7 54.Ra3 Kg8 (54...Bd5 55.Rh3 (55.Kf5?! Ke7+-) 55...Kf6 56.Rh5+-) 55.Rh3 Kg7 56.Rg3 Kh8 (56...Kh6 57.Ke5 f4 58.Kf4+- (58.Ke6?! fg3 59.hg3 Kg5=)) 57.Rg6 Bg8 58.Rf6 (58.Kf5?! Bh7=) 58...Bh7 59.Rb6 Bg8 60.Kg5 f4 61.Kf4 Bh7 62.Kg5 Bg8 63.Rb7 Bd5 64.Ra7 Bc4 65.Kh6 Bg8 66.h4 Bd5 67.Rh7 (67.h5 Kg8+-) 67...Kg8 68.Rg7 Kh8 69.Rg3 Bg8 70.Kg6 Bh7 71.Kf7 Bg8 (71...Bc2 72.Rg7+-) 72.Kf8 (72.Rg8 Kh7 73.Rg7 Kh6 74.Rg5 Kh7 75.Rh5) 72...Bh7 73.h5 Bc2 74.Kf7 (74.Rg7!? Bb3+-) 74...Bh7 (74...Kh7 75.Rg2 Bb3 76.Ke7+-) 75.h6 1-0. frad (1755) - 1929 (1735), Rated Blitz game, lichess.org, 2013. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.0-0)

8.Ng5 Bc4 9.Bb7 Bd5 10.Ba8 Ba8 11.Nc3 +/–.

8.Ng5 c6 9.Ne6 fe6 10.Qb3 Qc7 11.d3 Nbd7 12.Nd2 a5 13.a3 Kh8 14.Nf3 Rfe8 15.Bh3 Re7 16.Ng5 Nf8 17.f4 ef4 18.Rf4 e5 19.Rf2 Rae8 20.Raf1 N8d7 (better is 20...h6!? 21.Nf3 ab4 22.ab4 Rf7+=) 21.Bd7+– Nd7 22.Nf7 (22.c5!? d5 23.e4+–) 22...Kg8+/– 23.c5! d5 (23...dc5 24.Nh6 Mate attack) 24.Nd6 Rf8 (24...Rb8 25.e4 b6 26.ed5 Nc5 27.bc5 bc5=) 25.Rf8+/– Nf8 (25...Bf8!? 26.e4 ab4 27.ab4 Nb6+/–) 26.e4+– Ne6 27.ed5 cd5 28.Qd5 Qd8? (better is 28...Qc6 29.Qe4 Qe4 30.de4 Rd7+–) 29.Be5 Be5 30.Qe5 ab4 31.ab4 b6 (31...Nc7 32.Qf6 Rd7 33.Qf3+–) 32.Qf6 (better is 32.Rf7! bc5 33.bc5 Qd7 34.Re7 Qe7+–) 32...bc5 33.bc5 Nc5 (33...Qf8 34.Qf8 Nf8+–) 34.Nf7 Rf7 (34...Qd4 35.Qd4 Rf7 36.Qc4 Kg7 37.Rf7 Kg8 38.Re7 Kh8 39.Qc3 Kg8 40.Qg7) 35.Qd8 (35.Qd8 Kg7 36.Qd4 Kf8 37.Qc5 Kg7 38.Qe5 Kf8 39.Qh8 Ke7 40.Re1 Kd6 41.Qe5 Kd7 42.Qe6 Kc7 43.Rc1 Kb8 44.Qb6 Rb7 45.Qd8 Ka7 46.Ra1) 1–0. Tsekov,Milen (2155) – Raykov,Stefan (1750), Sofia BUL, 2nd Sofia Open Ch, 2011. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 d6 5.Bg2 e5 6.0-0 0-0 7.c4)

8.d3 c6 9.Qb3 h6 (9...Re8 10.Nc3=) 10.Nfd2 (10.Nc3 Be6=) 10...Be6 (10...a5 11.b5=) 11.Nc3 (11.f4 ef4 12.Rf4 d5=) 11...Nbd7 12.b5 Nc5 13.Qa3 cb5 14.Nb5 a6 15.Nc3 Nfd7 (15...Rfe8 16.Rab1=) 16.f4 (16.Qb4 Rfc8=) 16...f5 (16...ef4!? 17.Rf4 Rab8=) 17.Nd5+= Qf7 (17...Qd8 18.Rab1+=) 18.Nc7+/– e4? (better is 18...Rad8+/–) 19.Na8+– Ra8 20.d4 e3 21.Qe3 Na4 22.d5 (22.d5 Bb2 23.de6+– (23.Qe6?! Re8 24.Qd6 Ndb6+/–); 22.Bb7?! Re8 23.Rfb1 Bc4+–) 1–0. b4_player – opponent, gamecolony.com, 2007.

8.d3 c6 9.Nbd2 Bg4 10.c5 dc5 11.bc5 Nfd7 12.Nb3 Na6 13.Rc1 Bh6 14.Rc4 Be6 15.Rh4 Bg7 16.Nfd2 g5 (16...Ndc5 17.Ba3 b6=) 17.Ra4= Rfc8 (17...Ndc5? 18.Ba3 Rfe8 19.Ra6 ba6 20.Ne4+–; 17...Nac5?! 18.Ba3=) 18.Ne4 Bb3 (worse is 18...Ndc5 19.Ba3 Bb3 20.ab3+=) 19.ab3 Nac5 20.Ba3 f5 21.Nc5 Nc5 22.Rc4 b6 23.Qc1 Bf8 24.Rc3 a5 25.Bc5 bc5 26.f4 (26.Rc4 Qf6=) 26...gf4 27.gf4 Kh8 28.fe5 (28.Qe3!?+=) 28...Qe5+= 29.e4 (29.Rf2!?+=) 29...Bd6–/+ 30.Rf5 Qh2 31.Kf1 Rg8 32.Rc2 Be5 33.Rc5?? (better is 33.Rcf2 a4 34.Qc5 ab3 35.Qe5 Qe5 36.Re5 Ra1 37.Ke2–+) 33…Qg2 (33...Qg2 34.Ke1 Qh1 35.Rf1 Rg1 36.Rg1 Qg1 37.Ke2 Qg2 38.Kd1 Rf8–+; 33...Rg2 34.Ke1 Qg1 35.Rf1 Bg3 36.Kd1 Qf1) 0–1. Hoffmann,Steffen (2050) – Schellig,Andreas (2185), Leipzig VfB op, 2006. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 d6 5.Bg2 e5 6.0-0 0-0 7.c4 Qe7)

8.d3 Nc6 9.b5 Nd8 10.Nbd2 Ne6 11.a4 Nd7 12.Ra2 f5 13.e3 Kh8 14.Nb3 a6 15.Na5 e4 16.Nd4 Nec5 17.de4 fe4 18.f4 ef3 19.Rf3 Rf3 20.Nf3 Bb2 21.Rb2 Qe3 22.Kf1 Nf6 23.Re2 Qc3 24.Qd4 Qd4 25.Nd4 ab5 26.Nb7 Bb7 27.Bb7 Nb7 28.ab5 Nc5 29.Re7 Ra1 30.Kg2 Ra2 31.Kf3 Nfd7 32.Nc6 Rh2 33.Re8 Kg7 34.Rc8 Ne6 35.Nd8 Ne5 36.Ke4 Nc5 37.Kf4 Rf2 38.Ke3 Ng4 39.Kd4 Rd2 40.Kc3 Rd3 41.Kb4 Rb3 42.Ka5 Ra3 43.Kb4 Ra4 44.Kc3 Ne5 45.Rc7 Kf6 46.b6 Rc4 47.Kd2 Ncd7 48.Nb7 Nb6 49.Rh7 Rd4 50.Ke3 Rd3 51.Kf2 Nbc4 52.Nd8 Rd2 53.Kg1 Ne3 54.g4 Nf3 0–1. Kutlesa – Winiwarter, Austria 1992.

8.d3 Nbd7 9.Nc3 c6 10.Qb3 Ne8 11.a4 Nc7 12.Ba3 Ne6 13.e3 f5 14.Nd2 g5 15.b5 Ndc5 16.Qc2 Bd7 17.a5 a6 18.bc6 bc6 19.Rab1 f4 20.Rb6 Rac8 21.Nce4 g4 22.Nc5 dc5 23.Re1 f3 24.Bf1 Qg5 25.Ne4 Qg6 26.Nc5 Nc5 27.Bc5 Rf7 28.Reb1 Bf8 29.Bf8 Rcf8 30.Ra6 h5 31.Qc3 Qf6 32.Rb5! Re7 33.d4 ed4 34.ed4 h4 35.Rh5 hg3 36.hg3 Rh7 37.Rh7 Kh7 38.Ra7 Rf7 39.Qd3 Kg7 40.Qe4 Kh6 41.Qe5 Qg6 42.a6 Rg7 43.Ra8 Bf5 44.Rh8 Rh7 45.a7 (45.a7 Rh8 46.Qh8 Qh7 47.Qf6 Qg6 48.Qh4 Qh5 49.a8Q Qh4 50.Qc6 Bg6 51.gh4+–) 1–0. Ferretti,Folco (2280) – Manconi,Antonio (1930), Montecatini Terme op, 2004. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.0-0 Qe7)

8.Qc2 e4+= 9.Nd4 c5 10.bc5 dc5 11.Nb3 Qe7 (11...Na6 12.a3+=) 12.Nc3 (12.Bf6 Bf6 13.Nc3 Bg7=) 12...Bf5 13.d3 ed3 14.ed3 Nc6 15.a3 (15.Bc6 bc6 16.Na4 Nd7=) 15...Rac8 (15...Ne5!? 16.Rfd1 Nc4–/+) 16.Rad1+= b6 17.Qc1 (17.Qb1!?+=) 17...Ne5–/+ 18.Rfe1 Qd7 19.Qa1 (19.Ne4 Nd3 20.Bf6 A) 20...Ne1 21.Rd7 Ng2 22.Bg7 (22.Kg2?! Bd7 23.Bg7 Re4+–) 22...Re4 23.Qh6+– (23.Kg2?! Bd7 24.Qc3 Bc6+/–); B) 20...Nc1 21.Rd7 Nb3–/+) 19...Bg4 (19...Nd3 20.Re8 Qe8–+ (20...Ne8?! 21.Nc1 b5 22.Nd3 Bc3 23.Bc3 Bd3 24.cb5=)) 20.Re5+= Re5 21.f3 Be6 22.Ne4 Re4 (better is 22...Ne4!? 23.de4 Qa4 24.Be5 Be5 25.Qe5 Qb3–/+) 23.fe4= (worse is 23.de4 Qa4 24.Nd2 Rd8–/+) 23...Ne8 24.Bg7 Ng7 25.Qc3 Qa4 26.Ra1 Rd8 27.Nd2 (27.e5 Nf5=) 27...Qd7 28.Bf1 h5 29.Nf3 Bg4 30.Ne1 (30.Ne5 Qe6=) 30...h4+= 31.Ra2 hg3–/+ 32.hg3 Nh5 33.Kh2 Qc7 34.Rg2 Re8 35.Nc2 Re5 36.Ne3+= Nf6 37.Kg1 Be6 38.g4 Nh7 39.Be2 Ng5 40.Rh2 f6 41.Qe1 Qd7 42.Qh4 Qd4 43.Qh8 Kf7 44.Kf2?? Bc4–/+ 45.Rh7 Nh7 46.Qh7 Kf8 47.dc4 Re4+= 48.Qh6 Kf7 49.Kf3 Re5 50.Qh7 Kf8 51.Qh6 Kf7 52.Qh7 ½–½. Mosetlhe,Kgaugelo (2140) – Toma,Katarzyna (2300), Pretoria RSA, Capablanca Mem IM, 2014. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 d6 5.g3 0-0 6.Bg2 e5 7.0-0 Re8)

8.Nc3 a5 9.a3 ab4 10.ab4 Ra1 11.Qa1 Nc6 12.b5 Nd4 13.e3 Nf3 14.Bf3 Be6 15.d3 d5 16.cd5 Nd5 17.Ne4 Bd7 18.Nc5 Bb5 19.Nb7 Qd7 20.Rd1 c6 21.Nc5 Qf5 22.Kg2 Qg5 23.h4 Qd8 24.d4 Qe7 25.Rc1 ed4 26.Bd4 Bd4 27.Qd4 Qe5 28.Nb3 Qe6 29.Nc5 Qe5 30.Qe5 Re5 31.Nb3 Re8 32.Bd5 (32.Nd4 Ne7 33.g4+/- (worse 33.Nc6 Bc6 34.Rc6 Nc6 35.Bc6 Rc8-/+; 33.Bc6?! Bc6 34.Nc6 Nc6 35.Rc6 Re7+/-; 33.Nb5?! cb5 34.Rc7 Nf5+=)) 32...cd5+= 33.Rc7 Be2 34.Nd4 Bg4 35.Rc5 Be6 36.Kf3 Re7 37.Kf4 h5 38.Ke5 Attacks the isolani on d5 38...Kg7 39.Kd6 (39.Rc1!?+/-) 39...Rd7= 40.Ke5 Re7 41.Ra5 Bh3 42.Kd5 Bg2 43.Kd6 Rb7 44.Ra2 Rb6 45.Kc5 Rb7 46.Ne2 Rd7 47.Nf4 Bf3 48.Rb2 Kf6 49.Nh3 Kg7 (49...Ke5 50.Rb5+=) 50.Ng5+/- Ba8 51.Ra2 Bg2 52.f3 Bf1 53.e4 f6 54.Ne6 Kf7 55.Nf4 Rb7 56.Ra1 Bb5 (56...g5 57.Nh5 Be2 58.Ra3+-) 57.Rb1 Bc6 58.Rb7 Bb7 59.Kd6 Bc8 60.Nd5 g5 (60...Ba6 61.f4+-) 61.f4 White plans e5 61...gf4 62.gf4 Bg4 (62...Ba6+-) 63.e5 fe5 (63...Bf5 64.Nf6 Bh3 65.Nh5+-) 64.fe5 Bf5 (64...Kg7 65.e6 Bd1 66.Kd7+-) 65.Nf4 Bg4 (65...Bc2 66.e6 Kf6 67.Nd5 Kg6 68.e7+-) 66.e6 Ke8 (66...Kg7 67.Ke7 Bf3+-) 67.Nd5 (67.Nd5 Be6 68.Ke6+-) 1-0. Webersberger,J (2380) - Weinzettl,E (2295), Wien AUT, City Ch, 2011. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.0-0 Re8)

8.Nc3 c6 9.Re1 Nbd7 10.d3 Nf8 11.b5 Bd7 12.Nd2 Ne6 13.Ba3 Bf8 14.Qa4 Qc7 15.Rab1 Nh5 16.Rb2 f5 17.bc6 bc6 18.Qa6 Nd8 (18...Bg7 19.Bb4+=) 19.Reb1 Bc8 20.Nb5 (20.Qa4 Bd7+=) 20...Qd7 (better 20...cb5 21.Qb5 Bd7 22.Qd5 Nf7=+) 21.Qa5+= Ne6 22.Nc3 Nf6 23.Na4 Nc7 Black plans e4 24.Nc3 d5 Black prepares the advance e4 (better 24...Ne6!?=) 25.Bf8+/- Rf8 26.cd5 cd5 27.Nc4 (27.Nb3 Qd6+/-) 27...e4 (better 27...dc4!? 28.Qe5 cd3 29.ed3 Kg7=) 28.Ne5+= Qd6 29.d4 Nd7 30.Nd7 Qd7 31.Qc5 Re8 32.a4 Re6 33.Qa3 Qd6 34.Qd6 Rd6 35.e3 Kf7 (35...Rc6 36.Nb5=) 36.Bf1 (36.Rc2 Ne6+=) 36...Ke7 37.Ne2 Rc6 38.Nf4 Ba6 39.Rb8?? (39.h4 Kd6=) 39...Bf1 (better 39...Rb8 40.Rb8 Rc1-+) 40.Kf1 Rc1?? (40...Rb8 41.Rb8 g5 42.Ne2=+) 41.Kg2 (better 41.Rc1 Rb8 42.Rc7 Kd6 43.Ra7+-) 41...Rb1 42.Rb1 Kd6 43.Nh3 Ne6 (43...Re8 44.f3=) 44.Rb5 (44.Rb7!? Nc7 45.Ng5=) 44...Rd8=+ 45.Nf4 Nf4 46.gf4 a6 (46...Rc8 47.Ra5 Rc7 48.f3=) 47.Rc5 (better 47.Rb6!? Kc7 48.Ra6+/-) 47...h6 48.Ra5 Ra8 49.Kg3 h5?? (49...Ra7 50.h4=) 50.Kg2 (50.Kh4!?+/-) 50...Ra7 51.Kf1 (better 51.Kh3!?+/-) 51...Ra8 52.Ke2 Ra7 53.Kd2 Ra8 54.Ke1 Ra7 55.Kf1 Ra8 56.Kg1 Ra7 57.Kg2 Ra8 (57...Ke6 58.Kg3+/-) 58.Rc5 (58.Kh3!?+/-) 58...Rb8= 59.a5 Rb5 60.Rc8 Ra5 61.Rg8 Kc6 (better 61...Ra1!?=) 62.Rg6+/- Kb5 63.Rg5 Kc4 64.Rh5 Rb5 65.Rf5 a5 66.Rf8 a4 67.Ra8 Kb3 68.f5 a3 69.Kg3 (69.f6!? Rb7 70.Kg3+=) 69...a2= 70.f6 Rb7 (70...Rb6!? 71.f7 Rf6 72.Rb8 Kc4=) 71.Kf4+= Kb2 1-0. Doda,Zbigniew - Pojedziniec,Wladyslaw, POL-ch, 1971. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.0-0 Re8)

8.Nc3 c6 9.d3 d5=.

8.Nc3 c6 9.e4 Nbd7 (9...d5 10.ed5 e4 11.Nd4 Nd5 12.cd5 (worse 12.Ne4 Nb6-/+) 12...Bd4 13.dc6 Nc6 14.Rb1=+) 10.Re1 Nf8 (10...Qe7 11.d3=) 11.d4 Bg4 (11...ed4 12.Nd4 Ng4 13.Na4=) 12.d5 (12.de5 de5 13.h3 Bf3 14.Qf3 Ne6=) 12...cd5 (12...Qb6 13.dc6 bc6 14.a3=) 13.cd5 (13.ed5? e4 14.Ne4 Ne4 15.Bg7 Kg7-+) 13...Qd7 (13...Qb6 14.Qb3+=) 14.Rc1 (14.Qd3 Rec8+=) 14...Rec8 15.Qd3 Bh6 16.Rc2 a5 (16...Rc7 17.Bc1 Bg7 18.Be3+/-) 17.b5+/- a4 18.Ba3 (18.Bc1 Bg7+/-) 18...Ne8 19.Nd2 Bd2 (19...f5 20.h3 fe4 21.Nde4+=) 20.Qd2+/- Rc4 (20...Bh3 21.Bh3 Qh3 22.Qe2+/-) 21.Bf1 Rd4 22.Qe3 Rc8 23.Rec1 (23.b6 Qd8+/-) 23...Bh3 24.Bd3 f5 25.f3 fe4 26.fe4 Nf6 (26...Qd8 27.b6+/-) 27.Ne2+- Rc2 28.Rc2 (28.Bc2?! Ng4 29.Qf3 Rc4+=) 28...Ng4 29.Qf3 Rd3 30.Qd3 Qd8 31.Qf3?? (better 31.Bb2 Qa5 32.Rc1=) 31...Qb6-+ 32.Bc5 dc5 (32...dc5 33.Nc3 c4 34.Kh1 Qd4-+) 0-1. Vitolins,Alvis - Mukhin,Georgy, Riga, 1972. (=1.b4 Nf6 2.Bb2 g6 3.Nf3 Bg7 4.c4 0-0 5.g3 d6 6.Bg2 e5 7.0-0 Re8)

8.Nc3 Nc6 9.b5 Nd4 10.Ne1 a6 11.e3 Ne6 12.a4 Nc5 13.d3 Bg4 14.f3 Bc8 15.d4 ed4 16.ed4 Ncd7 17.Rf2 (17.f4 Nb6 18.Qb3 ab5 19.ab5 Ra1 20.Ba1 Be6=+) 17...Nb6=+ 18.Qb3 (18.Bf1 d5 19.c5 Nc4=+) 18...ab5 19.cb5 Be6 20.Qd1 Nc4 21.Bc1 Nd5 22.Nd5 Bd5 23.Nc2 c5 24.bc6 bc6 25.Bf1 c5 (25...Ra5 26.Re2–/+) 26.Rb1=+ Ra4 27.dc5 dc5 28.Rb5 Be6 (28...Bf8 29.Ne3 Ne3 30.Be3–+) 29.Qd8 Rd8 30.Rc5 Rd1 31.Bf4 h6 (31...Bh3 32.Rc4 Rc4 33.Ne3 Rf1 34.Nf1–/+) 32.Kg2=+ g5 33.Bc4 ½–½. Diaz Hollemaert,N (2425) – Muniz,R (2280), 2nd Marcel Duchamp Cup (8), 2018. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0-0 5.c4 d6 6.Bg2 e5 7.0-0 Re8)

8.Nc3 Nc6 9.b5 Nd4 10.Ne1 a6 11.e3 Ne6 12.ba6 Ra6 13.Rb1+=.

8.Nc3 Nc6 9.b5 Nd4 10.Ne1 a6 11.e3 Nf5 12.a4=.

8.Nc3 Nc6 9.b5 Nd4 10.Ne1 e4 11.d3 e3 12.fe3 Nf5 13.Rf5 Bf5 14.Bb7 Rb8 (worse is 14...Re3 15.Nc2 Re8 16.Ba8 Qa8 17.e4+/–) 15.Bc6 Bd7 16.Bd7 Qd7 17.e4 Qh3 18.e3 Ng4 19.Qe2 f5 20.Nd5 Bb2 21.Qb2 fe4 (21...c6 22.Nf4 Qh6 23.h3 Ne3 24.Qf2+=) 22.Qg2 (22.Qe2 Kf7 23.Rd1+= (worse is 23.Nc7 ed3 24.Nd3 Re3 25.Qf1 Qf1 26.Rf1 Kg8+=)) 22...Qg2–/+ 23.Ng2 ed3 24.Rd1 Kg7 25.Rd3 c6! 26.Nc7 (26.bc6 Ne5) 26...Re7 27.Nf4 Kf7 28.Na6 Rc8 29.h3 (29.Rd6 cb5 30.Nd5 Rc4 31.Ne7 Rc1 32.Kg2 Ne3 33.Kh3 Ke7 34.Rd3–/+) 29...Ne3 30.Rd6 cb5 31.c5 Nf5 32.Rd3 Rc6 33.Ra3 Re3 34.Ra5 Rg3 35.Kf2 g5 36.Nb4 Rc5 37.Ra7 Ke8 38.Ne6 Rcc3 39.Nc7 Kf8 40.Nb5 Rcf3 41.Ke2 Re3 42.Kd1 Rg1 43.Kd2 Rg2 44.Kd1 Rh3 45.Ra8 Kg7 46.Ra7 Kg6 47.Ra6 Kh5 48.Nc2 Rh1 49.Ne1 Ne3 50.Kc1 Re1 0–1. Neiman,Emmanuel (2305) – Nataf,Igor Alexandre (2485), FRA–chT France, 1998. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0-0 5.Bg2 d6 6.0-0 e5 7.c4 Re8)

8.Nc3 Nc6 9.b5 Nd4 10.e3 Nf3 11.Bf3 e4 12.Bg2 Bf5 13.d3 Qc8 14.Ne4 Ne4 15.Bg7 (15.Be4? Bb2 16.Rb1 Bg7 17.Bf5 Qf5–+ (17...gf5?! 18.Qf3–/+)) 15...Nf2 16.Rf2 Kg7 17.Qd2 Bh3 18.Raf1 Rf8 19.Bh3 Qh3 20.Rf4 Qe6 21.Re4 Qd7 22.Rh4 f5 23.Rhf4 Qe6 24.Qf2 Qe7 25.e4 fe4 26.Qd4 Qe5 27.Qe5 de5 28.Re4 Rf1 29.Kf1 Kf6 30.Re2 Rd8 31.Rf2 Ke6 32.Rf3 Rd4 33.Ke2 e4 34.Re3 Ke5 35.Kd2 Rd3 36.Rd3 ed3 37.Kd3 h5 38.h4 Kf5 39.Ke3 Kg4 40.Kf2 c5 41.bc6 bc6 42.Kg2 Kf5 43.Kf3 c5 44.Ke3 Ke5 45.a3 a6 46.a4 a5 47.Kd3 Kf5 48.Ke3 Ke5 49.Kd3 Kf5 50.Ke3 Ke5 ½–½. Moor,Roger (2385) – Zueger,Beat (2445), SUI–chT Switzerland, 2006. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0-0 5.Bg2 d6 6.0-0 e5 7.c4 Re8)

8.Nc3 Nbd7 9.Qc2 a6 10.d3 c6 11.Qb3 Nf8 12.a4 d5 13.cd5 cd5 14.a5 d4 15.Na4 Be6 16.Qa3 N8d7 17.Ng5 Bd5 18.Bd5 Nd5 19.Qb3 N7f6 20.Nb6= Rb8 21.Nf7 Kf7 22.e4 de3 23.fe3 Ke7 24.Nc4 Qd7 ½–½. Soppe,G (2450) – Garcia Martinez,S (2350), Capablanca Mem Premier, 2005. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0-0 5.Bg2 d6 6.0-0 e5 7.c4 Re8)

8.Nc3 Nbd7 9.Qc2 c6 10.d3 h6 11.Nd2 Nf8 12.b5 d5 13.bc6 bc6 14.cd5 (14.Rab1 Ne6=) 14...cd5 15.Rfc1 (15.Rab1 Be6=) 15...Rb8 (15...Be6 16.Qa4=) 16.Rab1 Be6 17.Na4 (17.Qa4 Qd7=) 17...N8d7 (17...Qd6 18.Nc5=+) 18.Qc7 (18.Nc5 Nc5 19.Qc5 Rb6=) 18...Qc7=+ 19.Rc7 Rec8 20.Rbc1 (20.Ra7 Rc2 21.Nb3 Re2=+) 20...Rc7 21.Rc7 d4 (21...Rb4!? 22.Ra7 Nb6-/+) 22.Nc4 (22.Ra7 Ba2 23.f4 ef4 24.gf4 Rb4=) 22...Bc4 (22...Nb6 23.Nab6 ab6 24.Ne5=) 23.Rc4 Bf8 (23...Nb6 24.Nb6 Rb6 25.Rc2=) 24.Bf3 (24.f4 Nb6 25.Nb6 Rb6 26.fe5 Rb2 27.ef6 Ra2=) 24...Nb6 (24...a5 25.Kg2=) 25.Nb6 Rb6 (worse 25...ab6 26.e3 de3 27.Be5+/-) 26.Bc1 Ra6 27.a4 Nd7 28.Rc8 (28.Rc7 Nb6 29.Bc6 Na4=) 28...Nb6 (worse 28...Ra4 29.Bh6 Rb4 30.Bf8 Nf8 31.Rc5+=) 29.Rb8 (29.Re8 A) 29...Na4 30.Bh6 (30.Re5 Nc3-/+) 30...Re6 31.Rd8+-; B) 29...Kg7 30.Re5 Na4=) 29...Kg7=+ (29...Na4? 30.Bh6 Nc5 31.Rf8 (31.Bf8?! Nd7 32.Bd6 Nb8 33.Bb8 f6+/-) 31...Kh7 32.Bg5+-; 29...Ra4 30.Bh6 Nd7 31.Ra8+/-) 30.Bh6 Kh6 31.Rf8 Kg7 (worse 31...Ra4 32.Rf7 Ra5 33.h4+-) 32.Rb8 Ra4 (32...Na4 33.Rc8=+) 33.Rb7 Kf6 ½-½. Link - Schwing, 1996. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0-0 5.Bg2 d6 6.0-0 e5 7.c4 Re8)

8.Nc3 Nbd7 9.d3 c6=.

8.Nc3 e4 9.Nd4 c5 10.bc5 dc5 11.Nb3 Na6 (11...Qe7 12.d3=) 12.d4 (12.f3 Be6=) 12...cd4 13.Nd4 Qe7 14.Ndb5 (14.Qc1 Qc5 15.Ncb5 Rd8=) 14...Nc5= 15.Nd5 (15.Qd4 Qf8=) 15...Nd5 16.Bg7 Kg7 (16...Nf6 17.Bf6 Qf6 18.Nc7+=) 17.cd5 (17.Qd5? Rd8 18.Nd6 Qd6-+ (18...Rd6?! 19.Qc5 b6 20.Qe3=)) 17...Qe5 18.Qc2 b6 (18...Qd5?? 19.Nc7 Qe5 20.Ne8 (20.Na8?! Bf5+-) 20...Kg8 21.Rad1+-) 19.d6 Rb8 20.Na7 (20.Rad1 Bd7 21.Nc7 Red8+=) 20...Qd6 21.Qb2 (21.Rad1 Qf6=) 21...Qf6 22.Qf6 (22.Rab1 Be6=) 22...Kf6=+ 23.Nb5 Bd7 (23...Rd8 24.Nc3=+) 24.Nc3 Bc6 25.Rfd1 Red8 (25...Ke6 26.f3=) 26.f3 ef3 27.Bf3 Bf3 28.ef3 Kg7 29.Rd8 (29.Rab1 Rd1 30.Rd1 Ra8=) 29...Rd8 30.Rd1 Rd1 ½-½. Vyzhmanavin,Alexey (2480) - Gavrikov,Viktor (2470), URS-ch sf, 1983. (=1.Nf3 Nf6 2.g3 g6 3.b4 d6 4.Bb2 e5 5.Bg2 Bg7 6.0-0 0-0 7.c4 Re8)

8.d3 a6 9.Nc3 Nc6 10.a3 Bf5 (10...Qd7 11.Rc1 (11.Nd2 Qg4 12.e3 Qd1 13.Rad1 h6 14.Nd5 Nd5 15.cd5 Nd8 16.Rc1+=; 11.Ng5 Qg4 12.Nge4 Ne4 13.Be4 f5 14.Bf3 Qg5 15.Nd5 Qd8 16.Bg2=; 11.Qc1 h6 12.Re1 a5 13.b5 Ne7 14.Qd2 Qe6 15.Rab1 Bd7 16.h3=) 11...Qe6 12.Ng5 Qg4 13.Nge4 Ne4 14.Be4 f5 15.Bf3 Qg5 16.Nd5+=; 10...h6 11.Qd2 (11.Nd2 Be6 12.Nd5 Bg4 13.Nf6 Qf6 14.f3 Bd7 15.f4 Qe7 16.fe5=; 11.Rc1 Bg4 12.Nd2 Qd7 13.Nd5 a5 14.h3 ab4 15.hg4 ba3 16.Bc3=; 11.Qc1 Be6 12.Qe3 d5 13.cd5 Nd5 14.Nd5 Bd5 15.Rab1 Nd4 16.Rfc1=+) 11...Bf5 12.Rfc1 Qd7 13.e4 Bg4 14.Nd5 Kh7 15.h3 Be6 16.g4=; 10...Nd4 11.e3 (11.Nd4 ed4 12.Ne4 Ne4 13.de4 c5 14.Qd3 Qe7 15.e3 de3 16.Bg7=; 11.a4 Nf3 12.Bf3 a5 13.b5 Rb8 14.Qd2 Bh3 15.Rfb1 Bg4 16.Bg2=; 11.Re1 Nf3 12.Bf3 c6 13.Qd2 Be6 14.Rac1 d5 15.cd5 Nd5 16.Ne4=) 11...Nc6 12.h3 h6 13.d4 Bf5 14.Re1 ed4 15.Nd4 Nd4 16.ed4=; 10...Qe7 11.h3 (11.Ng5 Bg4 12.h3 Bd7 13.e3 h6 14.Nge4 Ne4 15.Ne4 Be6 16.f4=; 11.Nd2 Bg4 12.Re1 Qd7 13.Nde4 Ne4 14.Be4 Be6 15.Nd5 f5 16.Bf3=; 11.Qd2 Nd4 12.Nd4 ed4 13.Ne4 Ne4 14.Be4 c6 15.Rfe1 Bg4 16.e3=) 11...h6 12.Nd5 Nd5 13.cd5 Nd4 14.Nd4 ed4 15.Re1 a5 16.Qa4=) 11.Nd2 (11.Ng5 Qd7 12.Qd2 h6 13.Nge4 Ne4 14.Ne4 Be6 15.f4 f5 16.Nf2=; 11.Qd2 h6 12.Rac1 Qd7 13.e4 Bg4 14.Nd5 Kh7 15.Qe3 Be6 16.Nf6=; 11.Qc2 Qe7 12.e4 Bg4 13.Nd5 Qd7 14.h3 Bf3 15.Bf3 a5 16.Nf6=) 11...Qd7 12.Re1 (12.f4 ef4 13.Rf4 Ng4 14.b5 Bd4 15.Kh1 Nce5 16.Qc1=) 12...Bh3 13.Bh1 (13.Bf3 Be6 14.Nd5 Bd5 15.cd5 Nd4 16.Bg2=) 13...Bg4 (13...Be6 14.Nd5 Qd8 15.Nf6 Qf6 16.f4=) 14.Rc1 (14.Nde4 Ne4 15.Be4 Be6 16.Nd5=) 14...Rab8 15.Qa4 (15.Nde4 Ne4 16.Be4=) 15...Ne7 (15...h6 16.Nd5=) 16.Qb3 (16.Qd7=) 16...c6 17.Nce4 Ne4 18.de4 Be6 19.Red1 Rbd8 20.Qc2 Qc7 21.Nf3 Bh6 22.Rb1 f6 23.Bc1 Bc1 24.Rbc1 Nc8 25.Nd2 Qf7 26.Bf3 Ne7 27.e3 Kg7 28.Qb2 h5 29.Bg2 h4 30.f4 hg3 31.hg3 Rh8 32.c5 ef4 33.ef4 d5 34.Nf3 Kg8 (34...de4?? 35.Ng5 Rd1 36.Rd1+-) 35.e5 fe5 36.Qe5 Bg4 37.Re1 Bf3 38.Bf3 Nf5 39.Kg2 Rf8 40.Bg4 Rh7 41.a4 Rd8 42.Rcd1 Kf8 43.Bf5 gf5 44.b5 ab5 45.ab5 cb5 46.Rb1 Re8 47.Qe8 Qe8 48.Re8 Ke8 49.Rb5 Kd8 50.Kf3 Rd7 51.Ke3 d4 52.Kd3 Kc7 53.c6 bc6 54.Rf5 Rg7 ½-½. Moor,Roger (2400) - Haugli,Petter (2300), Oslo GM Open, 2011. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.0-0 Re8)

8.d3 a6 9.Nbd2 Nc6 10.b5 ab5 11.cb5 Ne7 (11...Nb4 12.Qb3 c5 13.Ng5 Qe7 14.a3 Nbd5 15.Bd5 Nd5 16.Qd5+/– 0.84) 12.a4 (12.Qc2 c5 13.bc6 Nc6 14.Nc4 Bg4 15.Qb3 Na5 16.Na5= –0.22) 12...Nd7 (12...Qd7 13.Qc2 c5 14.bc6 Nc6 15.Nc4 Qe7 16.Rfc1= 0.06) 13.d4 (13.Qc2 d5 14.Rfc1 c5 15.Nb3 Bh6 16.Rd1+= 0.28) 13...Nf5 (13...ed4 14.Bd4 Ne5 15.Ne4 Bg4 16.Ne5= 0.00) 14.de5 de5 (14...Ne5 15.Ne5 de5 16.Ne4= –0.06) 15.Ne4 Nd6 (15...Qe7 16.Qc2= 0.16) 16.Nd6 cd6 17.Qd6 e4 18.Nd4 Nb6 19.Qb4 Qd5 20.Rfd1 Bf8 21.Qb3 Qb3 22.Nb3 Ra4 23.Ra4 Na4 24.Bf6 Bg4 25.Ra1 Nc5 26.Nc5 Bc5 27.Ra4 e3?? (better is 27...Be2 28.Re4 Re4 29.Be4 Bb5 30.Bb7 Bd3=) 28.Rg4+– ef2 29.Kf1 Re6 30.Rc4 1–0. McNab,Colin Anderson – Cooper,John Grantley (2335), BCF–ch Brighton, 1980. (=1.c4 Nf6 2.Nf3 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.0-0 Re8)

8.d3 a6 9.Nbd2 h6 10.a4 Be6 (10...Qe7 11.Bc3=) 11.c5 (11.Qb3 a5=) 11...Nd5 12.cd6 cd6 13.Ne1 (13.b5!?=) 13...Nc6=+ 14.Nc2 (14.b5 ab5 15.ab5 Na7=+) 14...Ndb4–/+ 15.Nb4 Nb4 16.Ba3 Nc6 17.Rb1 (17.Nc4 d5 18.Nd6 Re7–/+) 17...Rb8 (17...Qc7 18.Ne4 Red8 19.Qd2–/+) 18.Rb7 Rb7 19.Bc6 Ree7 20.Bb7 Rb7 21.Qc2 d5 (21...Rc7 22.Qb2–/+) 22.Rc1 Qa5 (22...Bd7 23.e4–/+) 23.e4 (23.Qc6 Rb8 24.Qc7 Qc7 25.Rc7 h5=+) 23...Bd7 24.ed5 (24.Bd6 Qa4 25.Qa4 Ba4 26.ed5 Rb5 27.Rc8 Kh7–/+) 24...Qd5 25.Qc4 Qc4 26.Rc4 Bf5 27.Ne4 (27.Rc3 Rd7–/+) 27...Rb3 28.Be7 Bh3 29.f3 (29.Rc1 Rd3 30.Nf6 Bf6 31.Bf6 e4–/+) 29...f5 (29...Rd3 30.Rc6–+) 30.Nc5–/+ Rb2 (better 30...Rb1 31.Kf2 Rb2 32.Ke1 Bg2–/+) 31.Rh4?? (better 31.Na6 Rg2 32.Kh1–/+) 31...e4!–+ 32.Ne6 (32.de4 Bd4 Mate attack; 32.fe4 Bd4 Mate attack) 32...e3?? (32...ed3 33.Ng7 d2–+) 33.Rh3=+ e2 34.Bb4 Rb4 35.Kf2 Ra4 36.Ke2 Rb4 (36...a5 37.d4=+) 37.Rh4 (37.Kd2 a5 38.Ng7 Kg7=+) 37...Rh4 38.gh4 Kf7 39.Nc5 (39.Ng7 Kg7 40.Kd2 Kf6–/+) 39...a5 40.Ke3 Ke7 41.d4 Bf6 (41...Kd6 42.Na4–/+) 42.h5=+ g5 43.Kd3 Kd6 44.Kc4 Kc6 45.h3 Be7 46.Na4 (46.d5 Kb6 47.Ne6 a4=+) 46...Bb4 47.Nb2 Kd6 (47...Ba3 48.Nd1–/+) 48.Na4 (48.Nd3 Bd2=+) 48...Ke6–/+ 49.Nb6 Bd2 (49...f4 50.Nd5 Bd6 51.Nc3=+) 50.Na4 (50.d5 Ke7=) 50...Kf6 (50...Be3 51.Nc5 Kf7 52.Nb7=+) 51.Nc5 (51.Kb5 Be3 52.d5 Ke7+=) 51...Bb4 (51...Be3 52.Kd5=+) 52.Nd7 Ke6 53.Nb6 Be7 54.Kb5 (54.Kd3–/+) 54...Bd8 (better 54...a4!? 55.Na4 Kd5 56.Nb6 Kd4–/+) 55.Nc4= (55.Ka5?? Bb6 56.Kb4 Bd4–+) 55...Kd5 56.Ne3 Ke6 57.Kc6 Bf6 58.d5 Ke5 59.d6 (59.Nc4 Kf4 60.Kd7 Kf3–/+) 59...a4= 60.Kc7 (better 60.d7!?=) 60...a3–/+ 61.Nc4 Kf4 (61...Kd5!? 62.Na3 Be5=+) 62.Na3=+ Kf3 63.Nc4? (63.Kd7 g4 64.hg4 fg4 65.Ke6–+) 63...Kf4?? (better 63...g4 64.hg4 fg4 65.Nd2 Kf4–+) 64.Kd7?? (better 64.d7=) 64...Bd8 (better 64...g4 65.hg4 fg4–+) 65.h4 (better 65.Kd8 g4 66.hg4 fg4 67.d7+–) 65...Kf3 (65...Kf3 66.Kd8 g4 67.Ne5 Ke4+–). Islam,AP (2150) – Gajwa,Ankit (2275), 9. Chennai Open, 2017. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0-0 5.Bg2 d6 6.0-0 e5 7.c4 Re8)

8.d3 Na6 9.Qb3 c5 10.a3 Nd7 11.Nc3+= Nb6 (11...Nf6 12.Nd2 Rb8 13.b5 Nc7 14.e3 Be6 15.Nde4 Ne4= 0.25) 12.Nd2 (12.Bc1 e4 13.Nd2 ed3 14.ed3 d5 15.Rb1 dc4= –0.13) 12...Bh6 (12...Qe7 13.e3+= h6 14.Rae1 Bf5 15.e4 Bd7+= 0.31) 13.e3 Nc7 (13...Qe7 14.f4 ef4 15.Nce4 fg3+= 0.66) 14.bc5 (14.f4 ef4 (14...Qe7+/– 15.Rae1 Na6+/– 0.81) 15.ef4 Bg7+= 0.44) 14...dc5 15.a4 (15.Nd1 Qe7+=; 15.Nde4 Bf8+= 0.41) 15...Rb8 (15...Qd3 16.a5 Nd7 17.Nde4+–) 16.Nde4 Bf8 17.Nb5 Nb5 18.ab5 f5 19.Nc3 Be6 (19...a6 20.Nd5+=) 20.Nd5 (20.Ne2 a6 21.Be5 Bc4 22.dc4 Re5 23.ba6 ba6 24.Ra6 Nd5 25.Bd5 Rd5 26.Qb8 Qb8 27.cd5 g5+/–) 20...Bd5 21.cd5 (worse is 21.Bd5 Nd5 22.cd5 Ra8=) 21...Nc8 22.e4 Qb6?? (better is 22...Bd6+=) 23.d6+– (23.d6 Kh8 24.d7+–) 1–0. Kosten,A (2505) – Julve,P (2295), TCh–FRA Nat1 GpB, Montpellier FRA, 2004. (=1.Nf3 Nf6 2.c4 d6 3.g3 g6 4.b4 Bg7 5.Bb2 0-0 6.Bg2 e5 7.0-0 Re8)

8.d3 Nc6 9.a3 a6 10.Nc3 Rb8 11.Re1 e4 12.de4 Ne4 13.Qc2 Bf5 14.Nh4 Nc3 15.Nf5 Ne2 16.Re2 Re2 17.Qe2 Bb2 18.Nh6 Kg7 19.Qb2 Kh6 20.Re1 Ne5 21.Re4 f6 22.Rh4 Kg7 23.f4 Nd3 24.Qd4 Ne1 25.Bh1 Qe7 26.f5 Nc2 27.Qd2 Ne3 28.fg6 hg6 29.Re4 Qd7 30.Qe3 Qc6 31.Re7 Kf8 32.Bc6 bc6 33.Rc7 1–0. sacaniev – potkolienka (1650), kurnik, 2012.

8.d3 Nc6 9.b5 Ne7=.

8.d3 Bd7 9.Qc2 (9.Nc3 Qe7=) 9...Qc8 (9...a6 10.Nc3=) 10.Rc1 (10.Nc3 Bh3=) 10...Bh3 11.Bh1 (11.Nbd2 Bg2 12.Kg2 Qg4=) 11...Bh6 (11...a5 12.b5=) 12.Nbd2 Ng4 13.c5 (13.Qc3 a5=) 13...d5 14.e4 (14.b5 c6=) 14...de4 (14...d4 15.Qa4=) 15.Ne4 (15.de4 Rd8=) ½-½. Sapi,Laszlo - Dely,P, corr Hungary, 1968.

8.d3 Bd7 9.Nbd2 Qc8 10.Qb3 Bh3 11.c5 Bg2 12.Kg2 Nbd7 13.cd6 cd6 14.Rac1 (14.Rfc1 Qb8=) 14...Qd8 15.e4 Nf8 (15...a5 16.Nc4 a4 17.Qa3=) 16.Nc4 (16.Rc2 Rc8+=) 16...Ne6 (16...b5 17.Na5=) 17.a4 Qd7 18.h3 Nh5 19.Kh2 Kh8 20.Rcd1 (20.Rc2 Rac8+=) 20...f5 21.ef5 gf5 22.d4 e4 23.d5 Nd8 24.Bg7 Ng7 25.Nd4 Nf7 26.f4 ef3 27.Rf3 Re4 28.Ne3 The pressure on the isolated pawn grows 28...Ng5 29.Rf4 Rae8 30.Ng2 R4e5 31.Nf3 Nf3 32.Rf3 Re2 33.Rdd3 Rc8 34.Rc3 Rce8 35.Rce3 Qf7 36.Re8 Re8 37.Nf4 Qe7 38.Qc3 Kg8 39.Rf2 Qe5 40.Qd3 Qe1 41.Qd2 Qd2 42.Rd2 Re4 43.Rb2 Kf7 44.a5 Ne8 45.Ne6 Ke7= 46.b5 Nf6 47.a6 b6 48.Rd2 Kd7 49.Nd4+= Re5 50.Nc6 Rd5 51.Rb2 Ng8? 52.Na7+– Ne7 53.Ra2 Rc5 54.Nc6! Nd5 55.a7 Nc7 56.Re2 Kc8 57.Re8!! Kd7 58.Re7 (58.Re7 Kc8 59.Rc7 Kc7 60.a8Q Rb5 61.Nd4 Rb2 62.Kg1 Rb1 63.Kf2 Rb2 64.Ke3 f4 65.gf4+–) 1–0. Yatsenko,A (2430) – Shugirov,S (2395), TCh–RUS HL, Sochi RUS, 2007. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.0-0 Re8)

8.d3 Nbd7 9.Qc2 Nf8 10.Nc3 Ne6 11.e3 h5 (11...c6 12.Rfd1=) 12.h3 Nh7 13.b5 f5 14.a4 Rf8 Black prepares f4 15.a5 Rb8 16.Nd5 g5 Black intends f4 17.h4 g4 18.Nd2 f4 19.ef4 ef4 20.Bg7 Kg7 21.Rfe1 c6? (21...f3 22.Bf1+/-) 22.Qc3 (22.Qb2!? Kg8 23.bc6 Rf7+-) 22...Kg8 (22...Kf7 23.Nf4 Nf4 24.gf4 Qh4 25.Qd4+-) 23.bc6+- bc6 24.Nb4 Rb4 25.Qb4 Nd4 Black intends f3 26.Qc3 (26.c5 dc5 27.Qc4 Rf7+-) 26...c5 (26...Nf3 27.Bf3 (worse 27.Nf3 gf3 28.Bf3 fg3 29.Bd5 cd5 30.fg3 dc4=+) 27...gf3 28.Rf1+/-) 27.Ne4 f3 28.Bf1 Bb7 29.Rab1 Qc7 (29...Bc6 30.Qd2 Kg7 31.a6+-) 30.Rb2 (better 30.Nd6 Qd6 31.Rb7 Rf7+-) 30...Re8? (30...Bc6 31.Qd2+-) 31.Qd2 (better 31.Nd6 Re1 32.Qe1 Qd6 33.Rb7+-) 31...Be4 32.Re4 Re4 (better 32...Rf8+-) 33.de4 Qe7 34.Qf4 (better 34.Rb8!? Kg7+-) 34...Nf6 35.Rb8 (35.a6 Qe5 36.Qd2 Ne4 37.Rb8 Kg7 38.Rb7 Kg6+-) 35...Kg7 (35...Kf7 36.Kh2 Nc6+-) 36.a6 (better 36.Qg5 Kf7 37.a6 Ke6+-) 36...Ne6? (36...Qe5 37.Rb7 Kg6 38.Qe5 de5 39.Ra7 Ne2 40.Kh2+-) 37.Qf5 (better 37.Rb7 Nf4 38.Re7 Kf8 39.Ra7 Ne6+-) 37...Nd7 (37...Nd8+-) 38.Rb7 Nef8 39.e5 (39.Ra7!? Qe8+-) 39...de5 40.Bd3 (40.Ra7 e4 41.Qh5 Qe6+-) 40...e4 41.Be4 1-0. Rodchenkov,V (2330) - Michailov,M (2245), Titled Tuesday, 2021. (=1.Nf3 (A15: English Opening: 1...Nf6) 1...Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.0-0 Re8)

8.d3 Nbd7 9.Nbd2 Nf8 10.Qc2 Ne6 11.e3 Nd7 12.d4+= f5 13.de5 de5 14.e4 f4 15.c5 g5 (15...a5 16.a3=) 16.Bh3+= Kh8 (16...Ndf8!?+=) 17.c6+– bc6 18.Qc6 Rb8? (better is 18...Nb6 19.Be5 Be5 20.Ne5 Qe7+–) 19.Be6+– Rb6 20.Bd7 Rc6 21.Bc6 Re6 22.Bd5 g4 23.Be6 Be6 24.Rfd1 (24.Be5?! Be5 25.Ne5 Qd2+/–) 24...gf3 25.Nf3 Qe8 26.Ne5 (26.Be5?! Bg4 27.Bg7 Kg7+/–) 26...fg3 (26...f3 27.Rac1 Ba2 28.Rc5+–) 27.hg3 (27.fg3 Bg8 28.Rac1 Be5+=) 1–0. Kosten,A (2545) – Jones,Ri (2060), 4NCL Telford ENG, 2003. (=1.c4 Nf6 2.Nf3 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.0-0 Re8)

8.d3 Nbd7 9.Nbd2 h6 10.Qc2 Qe7 11.e4 c5 12.bc5 dc5 13.Nb1 Qd6 14.Nc3 a6 15.a4 Nb8 16.a5 Nc6 17.Nd5 Nd5 18.cd5 Nb4 19.Qc3 Bd7 20.Nd2 Bb5 Attacks the pawn on d3 21.Nc4 Bc4 22.Qc4 b6 23.Rfc1 Rec8 24.ab6 Qb6 25.Ba3 a5 26.Bh3 Rd8 27.Qc5 Qc5 28.Rc5 Nd3 29.Rb5 Rdb8 30.Bd7 Bf8 31.Bf8 Kf8 32.Raa5 Ra5 33.Rb8 Ke7 34.Bb5 Nc5 35.f3 f5 36.ef5 gf5 37.Bc6 e4 38.fe4 fe4 (38...Ne4 39.Re8 Kd6 40.Re6 Kc5 41.Rh6 Ra1 42.Kg2 Ra2 43.Kf1 Ra1 44.Ke2 Nc3 45.Ke3 Nd5 46.Bd5 Kd5+-) 39.Rh8+- Ra1 40.Kg2 Ra2 41.Kh3 Rd2 42.Rh6 e3 43.Rh8 Nd3 (better 43...e2!? 44.Re8 Kf7+/-) 44.Re8 Kf6 (44...Kf7 45.Re3 Nb4 46.g4+-) 45.Re3 Kg5 46.Re8 (better 46.Rf3+-) 46...Nf2 47.Kg2 Ng4 48.Kf3 Rf2 49.Ke4 Nf6 50.Ke3 Rh2 51.Re7 (51.d6 Rh7 52.Re7 Rh3 53.Re5 Kg6 54.Be8 Kh6+-) 51...Rh1 (51...Rc2 52.Kd3 Rg2 53.d6 Rg3 54.Kd4+-) 52.d6 Rd1 53.d7 Kf5 54.Kf3 Rd3 55.Re3 (better 55.Ke2 Rd6 56.Bb5+-) 55...Rd6+/- 56.Re7 Rd3 57.Kg2 Rd2 58.Kh3 Rd3 59.Kg2 Rd2 60.Kf3 (better 60.Kf1+-) 60…Rd3= ½-½. Sievers,Stefan (2375) - Schwarz,Frank (2225), BL2-Nord, 2007. (=1.c4 Nf6 2.Nf3 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.0-0 Re8)

8.d3 e4 9.de4 Ne4 10.Bg7 Kg7 11.Qc2 Qf6 12.Nbd2 Bf5 (12...Qc3!? 13.Rac1 Qc2 14.Rc2 Nf6=) 13.Nh4+= Ng3 14.Nf5 Nf5 15.Bb7 Re2 (15...Nd4 16.Qd3 Nbc6 A) worse is 17.Ba8 Nb4 (worse is 17...Ra8 18.e3 Nf3 19.Nf3 Qf3 20.Qd5 Qd5 21.cd5 Nb4 22.Rac1+/–) 18.Qa3 Nbc2+=; B) 17.Ne4+=) 16.Ba8 (16.Kh1 Qd4 17.Rad1+/– (17.Ba8?! Rd2 18.Qe4 Nd7=)) 16...c6? (16...Qg5 17.Bg2 Rd2 18.Qc3 f6 19.Rfd1+=) 17.Ne4?? White prepares the advance c5 (better is 17.Rad1 Qh4 18.Qc3 f6 19.b5+–) 17...Rc2+= 18.Nf6 Kf6 19.Rfc1 Rb2 20.c5 Rb4 (20...d5 21.Rcb1 Rc2 22.b5 Rc5 23.b6+=) 21.cd6 Nd4 22.Rcb1 Rb6 23.Rb6 ab6 24.Rd1 c5 25.Re1 Ne6 (25...Nf5 26.Rb1+/–) 26.Rb1 (26.Bd5 Nd7+/–) 26...Nd7 27.Bc6 Nef8? (better is 27...Ne5 28.Ba4 Nc4+=) 28.Bd7+– Nd7 29.Re1 c4 30.Kf1 (30.Re7 Nc5+–) 30...Nc5 (30...c3 31.Re2+–) 31.Re3 b5 (31...Kg5 32.Ke2 f5 33.Kd2+–) 32.Ke1 (better is 32.a3!? g5+–) 32...b4 33.Kd1 g5 34.Re7 b3 (34...h6 35.Kc2+–) 35.a3 c3? (better is 35...Na4+–) 36.Re3 c2 37.Kd2 (better is 37.Kc1+–) 37...g4? (37...h6 38.Kc1+–) 38.a4! Kg6 (38...Na4 39.Re4 Double attack (39.Rb3 Deflection; 39.Re4 Decoy; 39.d7 Passed pawn)) 39.a5 f5 (39...f6 40.Re1 Kf7+–) 40.a6! f4 (40...Na6 41.Rb3 Deflection (41.d7 Passed pawn)) 41.Re1 Nd7 (41...b2 42.Kc2 Na6 43.Re6 Kf7+–) 42.a7 Nb6 43.Kc3 (43.Kc3 Kf7 44.Kb3+–) 1–0. Dragicevic,Draz (2285) – Mista,A (2610), European Rapid, 2014. (=1.c4 Nf6 2.Nf3 d6 3.g3 g6 4.b4 Bg7 5.Bb2 0-0 6.Bg2 e5 7.0-0 Re8)

8.d3 e4 9.de4 Ne4 10.Bg7 Kg7 11.Qd4 Qf6 (11...Kg8 12.Nbd2 Nc6 13.Qb2 Qf6 14.Qf6 Nf6 15.b5 Ne5=) 12.Qf6 Kf6 13.Nd4 c6 (13...Na6 14.a3+= c5 15.Nc2 cb4+=) 14.f3 (14.Rd1 A) 14...a5 15.b5 Bd7+= (15...a4+=); B) 14...d5 15.cd5 cd5+=) 14...Ng5 15.Nc3 Ke7 (15...a5 16.b5=) 16.f4+= Ne6 17.Nb3 Nd8 18.e4 Be6 19.c5 (19.Nd2 f5+=) 19...dc5 20.Nc5 (worse 20.bc5 Nd7=+) 20...a5 (20...Nd7 21.Nd7 Bd7 22.e5+=) 21.b5 Bc4 22.Rfb1 Bb5 (better 22...f6!?+=) 23.Nb5+- cb5 24.Rb5 Ra7 (24...Nd7 25.Nb7 Nb7 26.Rb7+/-) 25.Rab1 (25.e5 Nd7+-) 25...Nbc6 26.Nb7 Ne6 (26...Nd4 27.Ra5 Rb7 28.Rb7 Nb7 29.Ra7+-) 27.e5 Ncd4 (27...Ned4 28.Bc6 Nc6 29.Nd6+-) 28.Ra5 Ra5 29.Na5 Rc8 30.Rb2 (better 30.Nb7!? Nf5+-) 30...g5 31.fg5 (31.Rb7 Kf8 32.Bd5 gf4+-) 31...Ng5 32.Kf2 Rc3 (32...Rc5 33.Nb3 Nb3 34.ab3 Re5 35.b4+-) 33.h4 Ngf3 34.Bf3 Rf3 35.Kg2 Rc3 36.Rf2 Ke6 37.Nb7 (37.Rf6 Ke5 38.Rf7 Nf5+/-) 37...Ke5 38.Nd8 (38.a4 f5+/-) 38...f6 39.Nf7 Ke6 40.Nh6 f5 41.Rf4 (41.Rd2 Rc4+/-) 41...Rc2+= 42.Kh3 Ke5 43.Nf7 Kd5 44.Ng5 h5 45.Nf3 Nf3 (45...Ne2 46.Ra4+=) 46.Rf3+/- Ke6 47.a4 Ra2 48.Rf4 Kf6 49.Rb4 Kg6 50.Rb6 ½-½. Smyslov,Vassily - Boleslavsky,Isaak, Leningrad, 1962. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0-0 5.Bg2 d6 6.0-0 e5 7.c4 Re8)

8.d3 e4 9.de4 Ne4 10.Bg7 Kg7 11.Nd4 Nc6 12.Nc6 bc6 13.Qd3 Qe7 14.Nc3 Nc3 ½–½. Rattay,Walter (1890) – Gonzaga Grego,Luis (1960), RB–2010-0-00083, 2010. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.0-0 Re8)

8.d3 Nh5 9.Nc3 f5 10.Nd2 Kh8 (10...Nf6 11.Nb3 c6 12.d4 e4 13.d5 Ng4 14.Rc1 Ne5= 0.06; 10...c6 11.e3 Be6 12.b5 d5 13.cd5 cd5 14.Nb3 Nf6= 0.00) 11.e3 (11.a3 c6 12.Bf3 Nf6 13.Qa4 Nbd7 14.Qc2 Qc7= 0.03) 11...Nd7 (11...Nf6 12.Qf3 a5 13.b5 Nbd7 14.d4 Nh5= 0.12) 12.Qc2 (12.a3 Nhf6 13.Qf3 e4 14.de4 Ne4= 0.19) 12...Ndf6 (12...Nhf6 13.Rae1 (13.d4+= Qe7 14.a3 ed4+= 0.31) 13...c6 14.b5 cb5+= 0.34) 13.b5 (13.a4 c6 14.b5 d5+= 0.34) 13...a6 14.a4 Rb8 (14...h6+= 0.34) 15.Ba3 a5 (15...Be6 16.Rfb1+=) 16.Nd5 (16.Bb2 Qe7+=) 16...b6 (16...Be6 17.Rac1+=) 17.Rae1 g5 (17...Bb7 18.Rc1+=) 18.Bb2 Be6 (18...Bb7 19.Nf6 Qf6 20.f4 gf4 21.Bb7 (worse is 21.gf4 Qg6 22.Nf3 ef4+=; 21.ef4?! Bg2 22.Kg2 Qg6+/–) 21...Rb7 22.ef4+/– (22.gf4?! Qg6 23.Kh1 Qh6=)) 19.Nf6+/– Bf6 20.d4 Ng7 21.de5 de5 22.Rd1 Qe7 23.Bc6 Red8 24.Qc3 Nh5 25.e4 f4 26.Nf3 Bh3 27.Rfe1 Kg7 28.Rd5 Rd5 29.cd5+– Rd8 30.Nd2 Kh6 31.Nc4+– Qg7 32.Qf3 fg3 33.fg3 Rf8 34.Qe2 Be7 35.Ne5 Bc5 36.Kh1 Qe7 37.Nd3 Bf1 38.Qd2 Bd3 39.Qd3 Rf2 40.Bc1 Qf7 41.e5 Ra2. Bruzon,L (2610) – Sasikiran,K (2655), 18th North Sea Cup Esbjerg DEN, 2003. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 d6 5.g3 0-0 6.Bg2 e5 7.0-0 Re8)

8.d3 Nh5 9.Nc3 f5 10.e3 Nc6 11.b5 Ne7 12.Qb3 h6 13.d4 e4 14.Nd2 Kh8 15.f3 ef3 16.Nf3 Ng8 17.Rfe1 Rb8 18.Rad1 Be6 19.d5 Bf7 20.Nd4 (20.e4 f4 21.g4 Nhf6+/–) 20...Re7 21.Re2 Qe8 22.Rde1 Nhf6 23.a4 Nd7 24.a5 Ne5 25.Nf3 (better is 25.Rd1=) 25...Nf6?? (25...Nd3 26.Rd1 Nb2 27.Qb2 Re3 28.Qd2 Re2 29.Ne2+=) 26.Qc2?? (better is 26.Ne5!? Re5 27.e4+/–) 26...Nfd7 (better is 26...Nc4!? 27.Nd4 Ng4–/+ (worse is 27...Re3 28.Re3 Ne3 29.Qc1+=)) 27.Nd1 Nc5 28.Ne5+/– Be5 29.Nf2 Kh7 30.Be5 Re5 31.Nd3 Nd3 32.Qd3 Qe7 33.e4 Re8 34.Bf3 Qg5 35.ef5 Qf5 36.Be4 Qf6?? 37.Rf1+– Qg7 38.Ref2 R5e7 39.Rf7! Rf7 40.Bg6 (40.Bg6 Kh8 41.Rf7 Qa1 42.Kg2 Qb2 43.Rf2+–) 1–0. Morozov,Vasiliy (2045) – Peshkov,Nikita (1985), Novokuznetsk op, 2008. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 d6 5.g3 0-0 6.Bg2 e5 7.0-0 Re8)

8.d3 h6 9.Nc3 Nbd7 10.e3 Nf8 11.Nd2 N8h7 12.Kh1 h5 13.h3 Rb8 14.Rg1 Be6 15.Qf1 c6= 16.Re1 d5 17.f4 (17.a3 h4=) 17...ef4 18.gf4 (18.ef4 dc4 19.Nc4 Qd7=) 18...dc4+= 19.Nc4 Bc4 20.dc4 Qd2 (20...Qb6 21.a3 Re3 22.c5 Re1 23.Qe1+= (worse is 23.cb6 Rf1 24.Rf1 ab6–/+)) 21.Re2 (21.Qe2 Rbd8=) 21...Qd3+= 22.e4 Qc4 23.e5 Nd7 24.a3 Ndf8 25.Ne4 Rbd8 26.f5 (26.Qf2 a6=) 26...Be5= 27.Be5 Re5 28.Nf6 Nf6 29.Re5 Qc3 (29...Qf1 30.Bf1 Kg7 31.fg6 Ng6 32.Re7=) 30.Rc5+= Qd4 31.fg6 Ng6 32.Rf5 Kg7 33.Qf3 Rd6 34.Rf1 Re6 35.Qg3 h4 36.Qg5 a6 37.R1f4 Qc3 38.Bf1 Qg3 39.Qg3 hg3 40.Rf3 Ne4 41.Rf7+/– Kh6 42.Rb7 Nd2 43.Rff7 Re1 44.Kg1 Ne5 45.Kg2 Nf7 46.Rf7 Ra1 47.Bd3 Ra3 48.Rd7 Kg5 49.Kg3 Ne4 50.Kf3 Nf6 51.Rd4 Nd5 52.Ke4 Rb3 53.Ke5 Rb4 54.Ba6 Rd4 ½–½. Inarkiev,E (2605) – Mamedov,Rau (2465), Aeroflot Open Moscow RUS, 2004. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.0-0 Re8)

8.d4 Qe7 9.d5 e4 10.Nd4 e3 11.f3 h5 12.Nc2 Bf5 13.Bd4 Nbd7 (better is 13...c5 14.dc6 Nc6+=) 14.Ne3+/– Bb1 15.Rb1 (15.Qb1? Nh7 16.Nc2 Bd4 17.Nd4 Qe3 18.Kh1 Qd4–+) 15...Nh7 16.Kf2 f5 17.Nc2 Ne5 18.Be5 Qe5 19.Qd2 Nf6 20.e3 c6 21.dc6 bc6 22.Rfd1 Red8 23.Nd4 Rac8 24.b5 cb5 25.cb5 Rd7 26.Rdc1 Re8 27.Bf1 Kh7 (27...h4 28.b6 ab6 29.Bb5+– (worse is 29.Rb6 Nd5 30.Bc4 Kh7 31.Bd5 Qd5+/–)) 28.Nc6 (28.b6!? ab6 29.Bb5 Bh6+–) 28...Qd5+/– 29.Qd5 Nd5 30.Rb3 Bh6 31.Re1 Bg7 32.Bc4 Nb6 33.Rc1 d5 34.Bf1 Bf8 35.Nd4 Kg7 36.Rbc3 Kf7 37.Rc6 Bb4 38.R1c2 Ree7 39.Bd3 Rb7 40.Bf1 Ba3?? 41.Ne2 Nc4+= 42.Nf4 Ne3= 43.Nd5 Nc2 44.Ne7 Nd4 45.Rc4? Ke7–+ 46.Rd4 Bc5 47.Ke3 Rd7 (47...Bd4?! 48.Kd4 Rd7 49.Ke3–/+) 0–1. Kovar,Vojtech – Jina,Jiri, Svetla nad Sazavou op–A, 1999. (=1.g3 Nf6 2.Bg2 g6 3.b4 Bg7 4.Bb2 0-0 5.Nf3 d6 6.0-0 e5 7.c4 Re8)

8.e3 e4=+ 9.Ne1 (9.Nd4 Nbd7=+) 9...Nc6–/+ 10.Qb3 Be6 11.Na3 (11.d3 d5–/+) 11...b5 (11...a6 12.f3 d5 13.fe4 dc4 A) 14.Nc4? b5 15.Qc3 Bc4 (15...bc4?! 16.Rf6 Bf6 17.Qf6 Qf6 18.Bf6=+) 16.Rf6 Re6–+ (16...Bf6?! 17.Qf6 Qf6 18.Bf6=+); B) 14.Qc3–/+) 12.Nb5 Rb8 13.d4? (better 13.Qc3 Nh5 14.Nd4 Nb4 15.Rb1 (15.Be4? c5–+) 15...Na2 16.Qc2 Bd4 17.ed4–/+) 13...Rb5!–+ 14.Nc2 (14.cb5 Bb3 Pinning (14...Bb3 Deflection)) 14...Nb4! 15.Rab1? (15.Nb4 a5 Decoy) 15...Rb6–+ 16.Nb4 a5 (16...a5 17.a3 d5–+) 0–1. Ribbegren,Karl Johan (2245) – Naumann,Alexander (2560), 32nd ECC Open, 2016. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.0-0 Re8)

9.a3 ab4 10.ab4 Ra1 11.Ba1 e4 12.de4 Ne4 13.Bg7 Kg7 14.Nfd2 Nd2 15.Qd2 Nc6 16.f4 Qf6 17.e3 Qe6 18.b5 Ne7 19.Qc3 Qf6 20.Qf6 Kf6 21.Nc3 Be6 22.Rc1 Kg7 23.Nd5 c6 24.Ne7 Re7 25.bc6 bc6 26.Bc6 Rc7 27.Bb5 Rc5 Attacks the isolani on c4 28.e4 f5 29.Kf2 (29.ef5!? gf5 30.Rd1+/-) 29...fe4= 30.Ke3 Kf6? (better 30...d5!?=) 31.Ke4+/- Rc7 32.Kd4 Ra7 33.Rc2 h5 34.Bc6 Ra3 35.Bd5 Bf5 36.Be4 h4 37.gh4 Rh3 38.Bf5 Kf5 39.Re2 Kf4 40.Re4 Kf5 41.Kd5 Ra3 42.Rd4 Ra6 43.Rd1 Kf6 44.Re1 Kf7 45.Re2 Ra4 46.Rb2 (46.Kd6?! Rc4 47.Re7 Kf6 48.Re6 Kf5 49.Re5 Kf6=) 46...Ke7 47.Rb7 Ke8 (better 47...Kf6!?+-) 48.Rg7 (48.Kd6?! Rc4 49.Rh7 Ra4+/-) 48...Ra2 49.Kd6 (49.Rg6 Rd2 50.Ke6 Kd8+-) 49...Rd2 (49...Kf8 50.Rh7 Rd2 51.Ke6+-) 50.Kc6 Rg2? (50...Ra2 51.Kc5 Rh2 52.Rg6 Rh4 53.Rd6+-) 51.c5 (51.h5!? Rh2 52.hg6 Kf8 53.Rf7 Ke8+-) 51...Rh2 (51...Kf8 52.Rb7+-) 52.Rg6 Rh4 53.Rd6 1-0. Smyslov,Vassily - Gufeld,Eduard, Moscow ZCC, 1961. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0-0 5.Bg2 d6 6.c4 e5 7.0-0 Re8)

9.b5 a4 10.Nc3 a3 11.Bc1 e4 12.Nd4 d5 13.Rb1 dc4 14.dc4 Qd6 15.Nc2 Qc5=.

9.b5 e4 10.Ne1 e3 11.f3 (11.fe3!? Ng4 12.Bg7 Ne3 13.Bf6 Qf6 14.Rf6 Nd1 15.e4=) 11...d5+= 12.Nc2 c5 13.d4 Nbd7 14.Nba3 b6 15.cd5 Nd5 16.f4 Bb7 17.Nc4 N7f6 (better is 17...Qe7!?+=) 18.dc5+= bc5 19.Be5 Qe7 20.Nd6 (worse is 20.N4e3 Rad8 21.Qc1 Ne3 22.Ne3 Bg2 23.Ng2 Qb7 24.Qc5 Rd5+=) 20...Nc3 (20...Rad8 21.Ne8 Ne8 22.Qc1+/–) 21.Bc3 Bg2 22.Bf6 Bf6 23.Ne8 (worse is 23.Kg2 Red8 24.Qd5 Ba1 25.Ra1 Qd6 26.Qd6 Rd6 27.Ne3 Rd2+=) 23...Ba1 24.Kg2 Bh8 25.Qd5 Re8 26.Rf3 Rd8 27.Re3 Qc7 28.Qe4 c4 29.a4 Bf6 30.g4 h6 31.Qf3 Kg7 32.Re4 Rd2 33.Ne3 c3 34.Rc4 Qb8? (better is 34...Qd7!?+=) 35.Nd5+– Qd6 36.Nc3 Qe6 (better is 36...Qd8+–) 37.Rc6 Qd7 (37...Rd6 38.f5 gf5 39.gf5+–) 38.Ne4 1–0. Kosten,Anthony C (2525) – Fogarasi,Tibor (2440), AUT–chT, 2005. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.0-0 Re8 8.d3 a5)

10.Nc3 Ra7 11.Rb1 Nb6 12.a4 Qe7 13.Nd2 Be6 14.Qc2 d5 15.cd5 Nfd5 +=.

10.Nc3 Nb6 11.Qd2 Qe7 12.a3 a4 13.Ng5 Bh6 14.f4 ef4 15.Qf4 Rb8 +=.

10.Nc3 Nc5 11.Nd2 Be6 (11...Ra7 12.Nde4 Nce4 13.Ne4 Ne4 14.Be4 Bh3 15.Re1 Be6= 0.00) 12.Qc2 (12.Na4 Na4 13.Qa4 Nd7 14.Qc2 Ra7 15.e3 Bf5+= 0.28) 12...Qc8 (12...Ra7 13.Ba3 Nfd7 14.b6 Nb6 15.Nb5 Ra8+= 0.28) 13.Nb3 (13.f4 Ng4 14.Nd1 f6 15.e3 a4= 0.25) 13...Bh3 (13...Nb3 14.ab3 h6 15.Ra4 Bh3= 0.25) 14.Nc5 dc5 15.Rad1 (15.f3 Bg2= 0.22) 15...Bg2 16.Kg2 b6 17.Bc1 Qb7 18.f3 Nd7 19.e4 Nf8 20.Be3 Ne6 21.Nd5 Rad8 22.Qd2 Rf8 23.h4 Rd7 24.h5 f5 25.hg6 hg6 26.Rh1 Qc8 27.Rh4 Qb8 28.Rdh1+/– f4 29.gf4 ef4 30.Bf2 g5 31.Rh5 Qe8 32.Kf1+= Qg6 33.R5h2 Kf7 34.Bg1 Rdd8 35.Qg2+= Rh8 36.Qg4 Rh2 37.Rh2 Be5 38.Rh5 Rg8 39.Bf2 Bd6 40.a4 Rg7 41.Qh3 Nf8 42.Rh6 Rh7 43.Rg6 Rh3 44.Rg5 Rf3 45.Rf5 Ke8 46.e5 Be7 47.Ke2 Rh3 48.Nc7 Kd7 49.Nd5 Ng6 50.Rf7 Kd8 1–0. Chuprikov,D (2420) – Kotenko,P (2375), 6th Open, Voronezh RUS, 2002. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0-0 5.Bg2 d6 6.0-0 e5 7.c4 Re8)

10.Nc3 Nc5 11.Ng5 Nfd7 12.Nge4 Ne4 13.Ne4 f5 14.Nc3 Nc5 15.Qc2 Ne6=.

10.Nc3 Nc5 11.Ng5 Bf5 12.Ba3 Rb8 13.Rb1 b6 ½-½. Bendig,Frank (2205) - Chorfi,Khalid (2350), WC-2009-T-00005, 2008. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0-0 5.Bg2 d6 6.c4 e5 7.0-0 Re8)

10.Nc3 h6 11.Nd2 Nc5 12.Rb1 Kh7 13.Qc2 Nh5 14.e3 f5 15.Rfe1 Nf6 16.Ba1 (16.d4 Ncd7+=) 16...Rb8 (16...Qe7 17.Nb3=) 17.d4+= ed4 18.ed4 Ne6 19.Na4 White plans c5 19...b6 (19...f4 20.b6+=) 20.c5 (20.d5!? Ng5 21.f4+=) 20...dc5= 21.dc5 Nd4 (21...bc5 22.Red1 Qe7=) 22.Qd3 (better 22.Bd4 Re1 23.Re1 Qd4 24.cb6 cb6 25.Nc4+/-) 22...Ne2!-/+ 23.Qe2 (23.Re2 Qd3 Discovered attack) 23...Re2 24.Re2 Qd3 (24...bc5 25.Nc5 Qd6 26.Na4-/+) 25.Bf1 (25.Re7 Kg8 (25...Qd2?? 26.Bf6 Kg8 27.Rg7 Kf8 28.Rc7+-) 26.cb6 Kf8 (26...Qd2 27.bc7 Rb5 28.Rb5 Qc1 29.Bf1+-) 27.Rg7 Kg7-/+) 25...Qa3-/+ 26.cb6 (26.Re7!? Kh8 27.Rbe1 Qa4 28.Rc7=) 26...Qa4-+ 27.bc7 Rb5 (27...Rb7 28.Bf6 Bf6 29.b6-/+) 28.Rb5 (better 28.Re7!? Rb1 29.Bf6+=) 28...Qb5=+ 29.Bf6 Bf6 (29...Qc6!? 30.Bd8 Bb7=+) 30.Re7= Be7 31.Bb5 Bd6 32.Nc4 Bc7 33.f3 Kg7 34.Kf2 Kf6 35.Ke3 g5 36.f4 Be6 37.a4 Ke7 (37...Bd5 38.Kd4 Bg2 39.fg5 hg5 40.Kc5=+) 38.Kf3 (38.Ne5 Bd5=) 38...Bd5=+ 39.Ke3 Kf6 40.Kd4 Bc4 41.Bc4 (41.fg5!? hg5 42.Kc4=+) 41...gf4-/+ 42.gf4 Bf4 43.h3 Kg5 44.Be6 Bc7 45.Kd3 f4 46.Ke2 Kh4 47.Kf3 Kg5 48.Bc8 (48.Ke2 Bb6 49.Kf3-/+) 48...Kf6 49.Bd7 Ke5 50.Bc8 Kf6 51.Bd7 Kg5 52.Bc8 Kh4 53.Bd7 (53.Be6 h5 54.Bd7-/+) 53...Bd6 54.Bc8 Kg5 55.Bd7 Kf6 56.Bc8 Ke5 57.Bd7 Kd4 58.Bc8 Kc4 59.Bd7 Kb4 60.Ke4 Kb3 61.Kf3 Kb4 62.Ke4 Kb3 63.Kf3 Kb4 ½-½. Hjartarson,J (2520) - Ibrahimli,Murad (2435), Titled Tuesday, 2021. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0-0 5.Bg2 d6 6.0-0 e5 7.c4 Re8)

10.e3 Rb8 11.d4 e4 12.Nfd2 Nf8 (better is 12...Nb6!?=) 13.Nc3+/– Pawn e4, live or die! 13...Bf5 14.f3 (better is 14.Qc2!?+/–) 14...ef3= 15.Qf3 (worse is 15.Rf3 Bg4 16.Qe2 Ne6–/+) 15...Ne6 (15...Bh6 16.Rae1=) 16.e4= Bg4 17.Qd3 c5 18.bc6 (18.d5 Nd4 19.h3+=) 18...bc6+= 19.Nb3 c5 (19...Ng5!?+=) 20.h3= cd4 21.Nb5 a4 22.N3d4 (worse is 22.hg4 ab3 23.Qd1 ba2 24.Ra2 Qb6–/+) 22...Nc5 23.Qc2 (23.Qa3 Be6 24.Ne6 Re6+= (worse is 24...fe6 25.Rad1 Nce4 26.Bf6 Nf6 27.Nd6+/–)) 23...a3 (23...Bd7 24.Rae1–/+) 24.Ba3 (24.Nc6 Qb6 25.Bf6 Ne4 26.c5 Qc6 27.Nd6 Bf6 28.Rf6 Qd5 29.Ne4 Qd4 30.Kh1 Qa1 31.Rf1 Qf1 32.Bf1 Bf3 33.Kg1 Be4–/+ (33...Re4? 34.Qd3+–)) 24...Nfe4 (better is 24...Bd7!? 25.Rae1 Qb6+=) 25.hg4+= Ng3 26.Qf2 Qh4 27.Qf7 Kh8+/– 28.Rfe1 Rf8 29.Qe7 Rf1?? 30.Bf1+– Qh1 31.Kf2 Qh2 32.Kf3 Rf8 33.Qf8! Bf8 34.Re8 Nh1 35.Bc5 dc5 36.Rf8 Kg7 37.Ne6 Kh6 38.g5 Kh5 39.Ke4 Ng3 40.Kd3 Qb2 41.Re1 Qa2 42.Nc3 Qa7 43.Be2 Kh4 44.Rf4 Kh3 45.Bg4 Kg2 46.Rf3 Qd7 47.Nd5 Nh5 48.Kc3 Kh2 49.Rh3 (49.Rh3 Kg2 50.Ne3 Kf2 51.Rf1) 1–0. Guramishvili,S (2405) – Georgakopoulos,N (2335), Patras GRE, 2012. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.0-0 Re8)

9.Nc3 Bf5 10.Nd2 Nbd7 11.Nde4 Qc7 12.Rc1 Rad8 13.Qb3 Qb8 14.a4 Ne4 15.de4 (15.Ne4 Nf6=) 15...Be6 16.Rfd1? (16.a5 b5 17.ab6 Nb6=+) 16...b5 (better 16...Nb6-/+) 17.ab5= cb5 18.Nd5 (18.Nb5? Qb5 19.Rd6 Qb7-+) 18...bc4 19.Qc4 Nb6 20.Qa6 Nd5 21.ed5 Bc8 (21...Bd7 22.e4=) 22.Qa5+= Be6?? (better 22...Bh6 23.Rc6 Bd7+=) 23.de6+- (23.de6 Re6 24.Bd5+-) 1-0. Heimann,Al (2270) - Escalante Ramirez,Brian Sebasti (2445), PRO League Group Stage, 2019. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.0-0 Re8)

9.Nbd2 Nbd7 10.a4=.

9.Nbd2 Nbd7 10.Qc2 Qe7 11.a4 d5 12.cd5 cd5 13.b5 Nh5 (13...e4 14.de4 Ne4 15.Rac1+=) 14.Ba3 Qf6 15.e4 d4 16.Nc4 (16.Rfc1 Bh6+/-) 16...Bf8 (16...Nb6!?=) 17.a5+/- Ba3 18.Ra3 Nf8 19.a6 ba6 20.ba6 (20.Nd4!? Rb8 21.Nc6 Rb5 22.Na7+/-) 20...Bg4= 21.Nfd2 Nd7 22.h3 Be6 23.Nd6 Red8 (23...Qe7 24.Qc7 Rac8 25.Nc8 Qa3 26.Nc4 Qa6 27.N4d6=+) 24.N2c4 (24.Ra5!?=) 24...Bc4 25.Nc4 Rdc8 26.Rb1 Nb6 27.Qa2 Nc4 28.dc4 Qc6 29.Ra5 Qe6 Attacking the isolated pawn on c4 30.Rbb5 f6 (better 30...Qc4!? 31.Qc4 Rc4 32.Re5 Rc1 33.Bf1 Nf6=) 31.Bf1+= Ng7 32.Qa4 Qc6 33.Qb4 Ne6 (33...Re8 34.c5 Ne6 35.Bc4 Qe4 36.Qb3+-) 34.c5 (better 34.Qe7!? Re8 35.Qf6+-) 34...Kh8+= 35.Kh2 (35.Qb3 Ng5 36.f3+/-) 35...Ng5=+ (worse 35...Qe4 36.Bg2 Qe2 37.Qb3+/-) 36.Bg2 Ne4?? (better 36...Rd8=+) 37.Qe1+- f5 38.f3 Nf6 39.Qe5 Re8 40.Qd4 Re2 (40...Rad8 41.Qb2 f4 42.g4+- (42.gf4?! Re7+-)) 41.Rb2 Rae8 42.Raa2 R2e5 43.Rc2 (43.Rb7!? Rd5 44.f4 Rd4 45.Bc6 Rc8 46.Ra7 Rdd8+- (46...Rc6?? 47.Ra8 Kg7 48.a7+-)) 43...Rd5 44.f4 Rd4 45.Bc6 Re7 (45...Rc8 46.Bb7 Rc7 47.Rab2+-) 46.Bb7 (46.Rab2 Kg7+-) 46...Nd5 (46...Rc7 47.Rab2+-) 47.Rd2 (47.Bd5!? Rd5 48.Rab2 Rdd7+-) 47...Rd2 48.Rd2 Nc7 49.Kg2 Kg7 50.Kf3 Kf7 51.Rd8 Re8 52.Re8 (52.Rd7 Re7 53.Rd1 Ne6+-) 52...Ne8? (better 52...Ke8!? 53.g4 Kd7=) 53.Ke3 Ke6 54.Kd4 Nc7 55.Bc8 Kf6 56.h4 h5 57.c6 (better 57.Kd3!?+-) 57...Ne8 58.Kd5 Ke7 59.c7 (59.Ke5!? Nc7 60.Bd7 Na6 61.Be6+=) 59...Nc7= 60.Kc6 Ne8 61.Bd7 Nf6 62.Bc8 Ne4 63.Kb7 Kd8 64.Be6 Nc5 65.Ka7 Ne6 66.Kb8 Nc7 67.a7 Kd7 68.Kb7 Kd6 69.Kb6 Na8 70.Kb7 Kd7 71.Kb8 (71.Ka8 Kc7 72.g4 fg4 73.f5 g3 74.f6 g2 75.f7 g1Q 76.f8Q Qg2 77.Qf3 Qf3) 71...Kd8 72.Kb7 Kd7 73.Kb8 (73.Ka8 Kc7 74.g4 fg4 75.f5 g3 76.f6 g2 77.f7 g1Q 78.f8Q Qg2 79.Qf3 Qf3) 73...Nc7 74.Kb7 Na8 75.Kb8 (75.Ka8 Kc7 76.g4 fg4 77.f5 g3 78.f6 g2 79.f7 g1Q 80.f8Q Qg2 81.Qf3 Qf3) 75...Nb6 76.Kb7 ½-½. Santanna,P (1870) - Kondakov,Adrian (2015), Bay Area Int Open, 2019. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 d6 5.g3 e5 6.Bg2 0-0 7.0-0 Re8)

9.Nbd2 Nbd7 10.Qc2 a5 (10...Qe7 11.Rfc1+=) 11.b5 (11.a3 Qe7+=) 11...c5 (11...Nc5 12.bc6 bc6 13.Rab1=) 12.Rad1 (12.a4 Qc7+=) 12...Nf8 (12...Nb6 13.Ng5+=) 13.h3 (13.Ng5 Ne6 14.Ne6 Re6+=) 13...h6 (13...Ne6 14.e3+=) 14.Nb1 (14.Ne4 Ne6+=) 14...Ra7 (14...Ne6 15.e3+=) 15.e3 b6 16.Nc3 N8h7 (16...Bb7 17.Nh2+=) 17.Na4 (17.h4 Bb7+=) 17...Rae7 (17...Ng5 18.Ng5 hg5 19.Rfe1+=) 18.Nd2 (18.h4 Bg4+=) 18...Ng5 19.Kh2 h5 (19...Bb7 20.Ne4+=) 20.Nc3 Qd7 (20...Bb7 21.Nde4 Nge4 22.de4+=) 21.h4 Ngh7 22.Rh1 (22.Bc6 Qh3 23.Kg1 Bb7+=) 22...Qd8 (22...Ng4 23.Kg1 Bb7 24.Nd5 Bd5 25.cd5+–) 23.Nd5 (23.Rhe1 Bb7+=) 23...Nd5 24.cd5 Nf6 (24...f5 25.Rhe1+=) 25.Bf3 (25.Rhe1 Bd7 26.a4 Ng4 27.Kg1 Qc7+=) 25...Bg4= 26.e4 Rf8 (26...Bf3 27.Nf3 Ng4 28.Kg2=) 27.Kg2 Bh6 (27...Bf3 28.Kf3 Ng4 29.Ke2+=) 28.Nc4+= Bf3 29.Kf3 Ng4 30.Ke2 f5 31.f3 Nf6 (31...fe4 32.de4 (worse 32.fg4 Qd7 33.Ke1 Qg4–/+) 32...Ref7 33.Rdf1+=) 32.Bc1 (32.Kf1 Kg7+=) 32...Bc1= 33.Qc1 Nh7 (33...Kg7 34.Qb1=) 34.Qh6+= Rg7 35.a4 (35.Rd2 Nf6+=) 35...Rf6 (35...Nf6 36.Rd2+=) 36.Rdf1 (36.Rc1 Nf8+=) 36...Nf8 37.Rhg1 (37.Kf2 Nd7+=) 37...Rgf7 (37...Nd7 38.Kf2+=) 38.Qc1 (38.f4 Qe7 39.fe5 de5+–) 38...Kg7 (38...Qc7 39.Qg5+=) 39.Ne3 (39.f4 Qe8+=) 39...f4 (39...Nd7!?=) 40.Nc4+= fg3 41.Qg5 Nd7? (better 41...Qc7+=) 42.Nd6!+– Rf8 (42...Rd6 43.Qd8 Pinning (43.Qd8 Deflection)) 43.Nc4 Qe8 (43...Rf4 44.Qg3 Qf6 45.Qh3+–) 44.Rg3 Kh7 45.Rf2 (45.Kd1 Qb8+–) 45...R8f7 (45...Rg8 46.Rh2+–) 46.Kd2 (46.f4 Qf8 47.f5 gf5 48.Qh5 Rh6 49.Rf5 Rf5 50.Qf5 Qf5 51.ef5 Nf6+–) 46...Rf8 47.Kd1 (better 47.Ke1+–) 47...R8f7 (47...Qb8+–) 48.f4! ef4 (48...ef4 49.Rf4; 48...Rf4 49.Qg6 Mate attack) 49.Rf4!! Qf8 (49...Rf4 50.Qg6 Double attack) 50.Rff3!! Kh8 (50...Rf3 51.Ne5 Double attack (51.Ne5 Decoy)) 51.Rf6 Rf6 52.Ne3 (better 52.Kc2+–) 52...Qg7 53.Nf5 (53.Ke2 Ne5 54.Nc4+– (54.Qe5?! Rf2 55.Kf2 Qe5+=)) 53...Qf8+= 54.Ne3 Qg7 55.Ke2 Rf8?? (55...Ne5 56.Nc4 Ng4+–) 56.Nf5 Qb2 57.Kf1 Rf5 (57...Qg7 58.Kg2 Qf7 59.Qh6 Qh7 60.Rg6 Qh6 61.Rh6 Kg8 62.Rh5 Kf7 63.Rh7 Ke8+–) 58.ef5 (58.ef5 Nf8 59.fg6 Qa1 60.Kg2 Qb2 61.Kh3+–) 1–0. Mohamed,MA (2240) – Carpentier,Pierre (2210), 92. ch–Paris IdF, 2017. (=1.c4 Nf6 2.Nf3 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.0-0 Re8)

9.Nbd2 Nbd7 10.Ne4 (10.a4 a5 11.ba5 Qa5=) 10...Qe7 11.Qb3 (11.Nf6 Nf6 12.e4 b5=) 11...d5 (better is 11...Ne4!? 12.de4 Nf6+=) 12.Nf6 Bf6 13.Nd2 (13.cd5 cd5 14.Rac1 e4 15.de4 Bb2 16.Qb2 de4=) 13...d4 (13...Bg5 14.Nb1 Nb6 15.cd5 cd5 16.e3=) 14.Ne4 Bg7 15.c5 (15.Bc1 a5 16.ba5 Ra5=) 15...Nb8 (15...Nf6!?=) 16.Nd6 Be6 17.Qa4 Rd8 18.b5 Qd7 19.bc6 Nc6 (19...bc6 20.Ba3 Bf8 21.Rab1 Bd6 22.cd6+=) 20.Ba3 (better is 20.Rfb1 Rab8 21.Bc1+/–) 20...Rdc8? (better is 20...Rab8+/–) 21.Nc8 (21.Rfb1 Rab8 22.Nc8 Rc8 23.Bc6 bc6+–) 21...Rc8 22.Rfb1 f5 (22...Bh6 23.Bc6 bc6 24.Bc1+–) 23.Rb2 (23.Bc6 Qc6 24.Qa7 Bd5+–) 23...e4 (23...Bf8 24.Bc6 bc6 25.f3+–) 24.de4 (24.Rab1 Rc7 25.de4 Kh8+–) 24...d3 25.ed3! Bb2? (25...Qd3 26.Qb5) 26.Bb2+– Qd3 (26...fe4 27.Be4 (worse is 27.de4 Qd2 28.Bf6 Qe2+–) 27...Bd5 28.Re1+–) 27.ef5 Bf5 28.Rd1 Qe2 29.Bc6 Qb2 30.Bd5 Kg7 31.Qa7 Rc7? 32.c6 Re7 33.cb7 Bh3 34.b8Q Ra7 35.Qb2 (35.Qb2 Kh6 36.Qb4+–) 1–0. Kruml,David (2145) – Tomes,Pavel (2085), MOR–chT2S, 2003. (=1.c4 Nf6 2.Nf3 g6 3.g3 d6 4.Bg2 e5 5.b4 Bg7 6.Bb2 0-0 7.0-0 Re8)

9.Nbd2 h6 10.Qc2 (10.a3 Qe7=) 10...Be6 (10...Nbd7 11.a4=) 11.a4 Na6 (11...Qb6 12.b5=) 12.Bc3 (12.b5 Nc5+=) 12...Qd7 (12...Rc8 13.Rfb1=) 13.Rfb1 White prepares b5 13...Bh3 14.Bh1 (14.Bh3 Qh3 15.c5 dc5 16.bc5 Nd5=) 14...Ng4 (14...Nc7 15.e4=) 15.b5 Nc5 16.a5 cb5 17.Rb5 a6 (17...Rac8 18.Rab1=) 18.Rb6+= Bf6 (18...Rac8 19.Rab1=) 19.Nb3 (19.d4!? ed4 20.Nd4 Bd4 21.Bd4 Re2 22.Bd5+/-) 19...Na4= 20.Rb4 Nc3 21.Qc3 Rac8 22.e4 d5 (22...Be7 23.Bg2 Bg2 24.Kg2=) 23.Nbd2 (23.ed5!? e4 24.Nfd4+=) 23...Be7=+ 24.Rb2 Bc5 (24...de4 25.de4 Qc6 26.Re1=+ (26.Ne5? Qf6 27.Ndf3 Bd6-+)) 25.Nb3= de4 (25...dc4 26.dc4 Ba7 27.c5=) 26.de4 Qc6 (26...Ba7 27.c5=) 27.Rd1 (27.Nc5 Qc5 28.Rc1 Red8=) 27...Ba7 (27...b5 28.ab6 Bb6 29.Rc1-/+) 28.Rc1 White plans c5 28...Qe4 (28...Red8 29.Ne1=+ (29.Ne5? Qf6 30.c5 Qe5-+)) 29.c5 (better 29.Nh4 Nf2 30.Rf2+/-) 29...Qf5 (29...Qa4 30.Nfd2 e4 31.f3 ef3 32.Bf3-+) 30.Nh4 Qd7 31.Rd2 Qc7 32.Qb4 Attacks the backward pawn on b7 32...Re7 (32...Rb8=+) 33.Bd5 (33.Bg2!? Bg2 34.Qg4=+) 33...Kh7 (33...Nf6!? 34.Bg2 Be6-/+) 34.Ng2=+ Rce8 (34...Rd7 35.Ne3 Ne3 36.fe3-/+) 35.Bf3 (35.Ne3 Ne3 36.fe3 Rd7-/+) 35...Bg2 (35...Nf6 36.Ne3-/+) 36.Kg2=+ Nf6 Black prepares e4. Black gets in control 37.Rd6 Kg7 38.c6 (38.Qc3 Re6 39.Re6 Re6-/+ (39...fe6?! 40.Qc4=)) 38...b6 (38...e4 39.Be2-/+) 39.ab6 Bb6 40.Rcd1 (40.Rd7 a5 (worse 40...Rd7 41.cd7 Qd7 42.Qb6+-) 41.Rc7 ab4+=) 40...e4 41.Be2 a5 42.Qc3 (42.Qa4 Re6 43.Re6 Re6-/+) 42...Re6 43.Re6 Re6 (43...fe6?? 44.Rd7 Qd7 45.cd7+-) 44.Bb5 Re5 45.Ba4 Kh7 (45...e3 46.fe3 Re3 47.Qc2-/+) 46.Nd4 Nd5 47.Qb2 (47.Qc4 Qc8-/+) 47...e3 48.f4 Re4 49.Kf3?? (49.Ne2 Ra4 50.Qc2 Rf4 51.gf4 Nf4 52.Nf4 Qf4-+) 49...e2 (49...Rf4 50.Kg2 Rf2 51.Qf2 ef2 52.Kf2 Bd4 53.Rd4 Qb6-+) 50.Ke4 ed1Q Threatening mate... how? (50...ed1N 51.Bd1 Qd6 52.c7 Nc7 53.Bb3 f5 54.Kf3 Bd4 55.Qc2-+; 50...ed1B?! 51.Bd1 Qd6 52.Bb3 f5 53.Kf3-+) 51.Bd1 Bd4?? (51...Qd6 52.c7 Nc7-+) 52.Qd4 (better 52.Qb7!? Nf6 53.Kd4 Qd6 54.Ke3 Nd5 55.Kf2 Qc5 56.Kf1=) 52...Nb4-/+ 53.Ba4 (53.Qf6 Nc6 54.Bb3 Nd8-/+) 53...Nc6 54.Qc4 (54.Qc5 Qe7 55.Qe7 Ne7=+) 54...Qe7 55.Kf3 Nb4 (55...Qa3 56.Ke2 Qb2 57.Kd3-/+) 56.Bb3 (56.h3 Kg7-/+) 56...Kg7 57.g4 g5 58.Kg2 (58.f5 Qd7-/+) 58...gf4 (58...Qf6 59.fg5 hg5 60.Qe2-+) 59.Qf4 Qe8 (59...Nc6 60.Qc4 Qf6 61.Bc2-/+) 60.Kg1 (60.Qd4 Kg6-/+) 60...Qe1 (60...a4 61.Qd4 Kg8 62.Bf7 Kf7 63.Qf4 Kg6 64.Qb4 Qe3 65.Kg2-/+) 61.Kg2 Threatening mate: Qxf7 61...Qe7 62.h4 (62.Qf3 Qd7-/+) 62...Qf6 (62...Qh4?? 63.Qf7 Kh8 64.Qg8) 63.Qc4 Qc6 64.Qc6 Nc6 65.Kg3 (65.Ba4 Ne7 66.Kf3 f5 67.gf5 Nf5-+) 65...Nd4 66.Bd1 Nb5 67.Bb3 Nc3 68.Kf4 (68.Bc4 a4-+) 68...a4 69.Bc4 a3 70.h5 (70.g5 a2 71.gh6 Kh6 72.Ba2 Na2-+) 70...a2 (70...Kf6!? 71.Ke3 a2 72.Ba2 Na2 73.Kf4-+) 71.Ba2 Na2 72.g5 (72.Kf5 Nb4 73.Ke5 Nc6 74.Kf5 Ne7 75.Ke5 Nc8-+) 72...Nc3 73.Kf5 Nd5 74.gh6 Kh6 75.Ke5 Kh5 76.Kd5 Kg5 (76...Kg5 77.Ke4 Kg4-+) 0-1. Poley,Vladimir (2430) - Wieweg (2230), Hallstahammar Sweden, 1995. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 d6 5.Bg2 0-0 6.0-0 e5 7.c4 Re8)

8.Qb3 a5 9.a3=.

8.Qb3 h6 9.Nc3+= a5 10.a3 Nc6 (10...Nf6 11.e3+=) 11.b5+– Ne7 12.d4 (12.Rad1 Bg4+–) 12...ed4+= 13.Na4 c5 (13...Nf5 14.Rad1+=) 14.bc6+– bc6 15.Bd4 (15.Nd4 Qc7 16.Rab1 Rb8+–) 15...Be6 (15...Bf5 16.Rfd1+=) 16.Bg7 (16.Qc3 Rb8+–) 16...Ng7 (16...Kg7 17.Nd4+=) 17.Nd4 (17.Qd3 Rb8+–) 17...Rb8 18.Qd3 Qc7 19.Rfd1 Rfd8 20.Rab1 (20.Nc3 Bg4+–) 20...Rb1 21.Rb1 (worse 21.Qb1 Bc4 22.Qc1 Ba6=) 21...Rb8 (21...Bd7 22.Nc3+–) 22.Rb8 Qb8 23.Nc6 (23.Bc6?! Nc6 24.Nc6 Qe8 25.Qd6 Nf5=) 23...Qc7 24.Ne7 Qe7 25.Nc3 Ne8 26.Nd5 Bd5 27.Bd5 (worse 27.Qd5 Qe2 28.Qa5 Qc4+–) 27...Kh7 (27...Kg7 28.Qc3 Nf6 29.e3+–) 28.Qd2 Qc7 29.Qf4 (29.Qc3 Kg8+–) 29...Kg7 30.Qd4 Kg8 (better 30...Nf6!?+–) 31.Qe4+– Kf8 32.Qe3 h5? (32...g5 33.Qd4 f6+–) 33.Qh6 Ke7 (33...Kg8 34.Qg6 Ng7 35.Qf6+–) 34.Qh7 Kf8 (34...Kf6 35.Qh8 Ng7+–) 35.Qh8 Ke7 36.Qg8 (36.Qg8 Qc5 37.Qf7 Kd8 38.Kg2+–) 1–0. Rogac,Srdjan (2405) – Jocev,Milan (2180), 7th Open International Championship of, 2016. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 d6 5.g3 0-0 6.Bg2 e5 7.0-0 Ne8)

8.Qc2 f5 9.d3+/– Qe7 10.Nc3 c6 11.b5 Be6 12.Nd2 (12.Qd2!?+/–) 12...Nf6+= 13.a4 Rc8 14.Ba3 Qd7 (14...Nbd7 15.Rab1+=) 15.Nb3 (15.Nf3 h6+/–) 15...f4 (15...Qc7 16.a5+=) 16.Rab1 (16.Qd2 Rf8+/–) 16...Bh3 (16...a6 17.c5 d5+=) 17.bc6 (17.Nd2 Bg2 18.Kg2 c5+/–) 17...bc6 (17...Nc6!? 18.Nb5 Bf8=) 18.Na5+= Bg2 19.Kg2 Qc7 20.Nb7 c5 21.a5 (21.gf4 ef4 22.d4 cd4=) 21...Nbd7 (21...Nc6 22.a6 Nd4 23.Qa4=) 22.a6 (22.Ne4!? Bf8 23.Rb5+=) 22...Qc6= 23.Ne4 Ne4 24.de4 Nf6 25.f3 Qa6 26.Rb3 (26.Qd3!? Bf8 27.Rb5=) 26...Rab8 27.Qb2 Qc4 28.Rd1 Rc6 29.Rdd3 Bf8?? (better is 29...Qf7–/+) 30.Na5+/– Rb3 31.Rb3 (31.Nc4? Rb2 32.Bb2 Ra6–+) 31...Qa6 32.Nc6 Qc6 33.Rb7 (33.gf4 Nd7+/–) 33...d5? (33...fg3 34.hg3 Qa6+/–) 34.Ra7+– de4? (34...fg3 35.Qe5 Qb6+–) 35.Qe5 ef3 36.ef3 Qb6?? (36...Qd6 37.gf4 Qd2 38.Kh3 Qd6+–) 37.Ra8 Nd7 (37...Qc6 38.Bb2 Kf7 39.Qf6 Qf6 40.Bf6 fg3 41.hg3+–) 38.Qf4 (38.Qd5 Kg7 39.Qd7 Kh6 40.Rf8 Qb3 41.Rf7 Qa2 42.Kh3 Qf7 43.Qf7 Kh5 44.Qf4 g5 45.Qf6 c4 46.g4) 38...Nf6 (38...Kg7+–) 39.Qc4 (39.Qc4 Kg7 40.Rf8 Kf8 41.Bc5 Qc5 42.Qc5 Kf7 43.Qc7 Kf8 44.Qe5+–) 1–0. Prevot,Rodolphe (1920) – Meunier_Pion,Jean (1730), Chateauroux FRA, 2014. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.0-0 Ne8)

8.Qc2 Nf6 9.Nc3 +=.

8.Nc3 Nd7=.

8.e4 Be6 9.Qc2 (9.Qe2 f5=) 9...f5=+ 10.ef5 Bf5 (worse 10...Rf5 11.Nh4 c6 12.Nf5 Bf5 13.Qb3+-) 11.Qb3 Be4 (11...Nc6 12.b5 Na5 13.Qa4=) 12.d4 (12.c5 Kh8=) 12...ed4 13.Nd4 Bg2 14.Kg2 Bd4 (14...Qd7 15.Re1=) 15.Bd4 Nc6 16.Bb2 Qe7 (16...Qg5 17.f4 Qf5 18.Re1=) 17.Nd2 (17.b5 Nd8=) 17...Qf7 (17...Qe2 18.c5 Rf7 19.Qc3=) 18.Qc3 (18.Rae1 Ng7+=) 18...Qf6 (18...Ng7 19.Rae1+=) 19.Qb3 (19.b5 Ne5+=) 19...Qf7 20.Rae1 (20.b5 Nd8+=) 20...Ng7 (20...a6 21.Ne4+=) 21.Qc3 (better 21.b5 Ne7 22.Ne4+/-) 21...d5 (21...Rad8 22.b5 Ne5 23.f4+/-) 22.cd5 (better 22.b5!? d4 23.Qa3+/-) 22...Qd5+= 23.f3 Threatening mate... how? 23...Rf7 24.Ne4 Raf8 (24...Qa2? 25.Nf6 Rf6 26.Qf6+-) 25.a3 (25.a4 Nd8+=) 25...Nd8 (25...a5 26.Nc5 ab4 27.ab4+/-) 26.Rd1+/- Qc6 27.Qc6 Nc6 (27...bc6? 28.Nf6! Kh8 29.Rfe1+-) 28.Ng5 (28.Rd3 Nf5+/-) 28...Re7+= 29.Rfe1 Re1 30.Re1 Re8 31.Kf2 (31.Ne4 Kf7+/-) 31...h6 (31...Re1 32.Ke1 Ne8 33.Ne4+=) 32.Bg7+/- Re1 33.Ke1 Kg7 34.Ne6 Kf6 35.Nc7 Nd4 36.Kf2 (36.f4 Nc2 37.Kd2 Na3+=) ½-½. Rebolo Ramirez,Francisco - Olmo,JL, Spain, 1993. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0-0 5.c4 d6 6.Bg2 e5 7.0-0 Ne8)

8.e4 f5 9.ef5 gf5 10.Qc2 (10.d4 e4 11.Nh4 d5=+) 10...Nc6 (10...e4 11.Nd4=+) 11.c5 (11.b5!? Ne7 12.Re1=) 11...Be6 12.a3 (12.b5 Nb4 13.Qc3=+) 12...h6 (better is 12...e4!? 13.Bg7 Ng7–/+ (13...Kg7?! 14.Qc3 Kg8 15.Nd4 Nd4 16.Qd4=+)) 13.d3 a6 14.Nbd2 d5 15.Rfe1 d4 (15...e4 16.Bh1=) 16.Nh4 (16.Ne5 Ne5 17.f4+/–) 16...Rb8? (16...Bd5 17.f4 ef4 18.Ng6 fg3 19.hg3 (< 19.Nf8 gh2 20.Kh1 Bg2 21.Kg2 Kf8=) 19...Bg2 20.Nf8+=) 17.Ndf3 (17.Bc6 bc6 18.Ng6 Rf7+–) 17...Bd5? (17...Kf7 18.h3=) 18.Nd2?? (better is 18.Ng6+–) 18...Bg2= 19.Ng2 Qd5 20.Re2 Rd8 21.Qb3 Nf6 22.Qd5 Nd5 23.Rae1? Rde8 24.Nh4 Kh7 25.f3 Ne3 26.Ng2= Ng2 27.Kg2 Kg6 28.f4 Kf7 29.fe5 Be5 30.Nf3 Bf6 31.Nh4 Bh4 32.gh4 Re2 33.Re2 Re8 34.Re8 Ke8 35.Kf3 Ke7 36.Kf4 Kf6 37.h5 b6 38.h3 b5 39.h4 Ke6 40.Bc1 Ne7 41.Bb2 Nd5–/+ 42.Kf3 Ke5 43.Bc1 f4 44.Bd2 Ne3 45.Bc1 ½–½. DanielMartin – 2good2be#1, ChessWorld.net, 2004.

8.e4 f5 9.ef5 Bf5 10.d4=.

8.d3 Qc8 9.Re1 (9.Nbd2 Re8=) 9...Bh3 10.Bh1 (10.e4 a5 11.b5 Bg2 12.Kg2 Qg4=) 10...Nc6 (10...Qg4 11.Qd2=) 11.b5 Nd8 (11...Ne7 12.d4=) 12.c5 (12.d4 e4 13.Ng5 Bf5=) 12...Ne6 13.cd6 cd6 14.Nbd2 (14.Na3 Qd7=) 14...Qd7 15.a4 Rfc8 16.Qb3 (16.Ba3 g5=+) 16...Bh6 (16...g5 17.Ne4 Ne4 18.de4=) 17.e3 (17.Qb4 Rc2=) 17...Nc5 18.Qa3 Bf5 (18...Bg7 19.d4 ed4 20.Nd4=) 19.e4+= Bg4 (19...Be6 20.d4 ed4 21.Bd4+=) 20.d4 Ne6 (20...ed4!? 21.Bd4 Ne8+=) 21.de5+– Bd2 (21...de5 22.Be5 Bd2 23.Nd2 (23.Bf6?! Be1 24.Re1 a6=) 23...Qd2 24.Bf6+–) 22.Red1 (22.Nd2 de5 23.Nf3 Bf3 24.Qf3 Qd2 25.Be5 Nd7+–) 22...Bf3 (22...Ne4 23.Nd2 Nf2 24.Kf2 Bd1 25.Rd1 de5 26.Be5+–) 23.Bf3 (23.Qf3 Rc2 24.ef6 Rac8+–) 23...de5+= 24.Be5 Ne8 (better 24...Nd4!? 25.Rd2 Nf3 26.Qf3 Qd2 27.Qf6 Kf8+–) 25.Ra2+– Rd8 (25...Ng5 26.Rad2 (26.Rdd2?! Qe6 27.Bf4 Rc1 28.Qc1 Nf3 29.Kg2 Qe4=) 26...Qe6 27.Bb2+–) 26.Rad2+– Qd2 27.Rd2 Rd2 28.Bg4 Nf8 (28...Rd7 29.Qb3 Re7 30.Be6 Re6 31.Qd5+–) 29.Bb2 (29.Qe7 b6+–) 29...h5 (29...Rad8 30.Qc3 f6 31.Qc4 Kg7 32.Bc3+–) 30.Bh3+– Nh7? (better 30...Rad8+–) 31.Qc3 Rd1 (31...Rb2 32.Qb2 Rd8 33.Qe5+–) 32.Kg2 Nhf6 33.e5?? (better 33.Qf3 Re1 34.Bf6 Nf6 35.Qf6 Re4 36.Qc3+–) 33...Nd5+– 34.Qf3 Rd8? (better 34...Rd2!?+–) 35.e6+– f6 36.e7 Rd6 37.Be6! (37.Qd1?! Ne3 38.fe3 Rd1 39.Be6 Kg7=) 37...Kg7 (37...Re6 38.Qd1 Zwischenzug) 38.Bd5 (better 38.Ba3 Rd3 39.Bd6 (39.Qd3?! Nf4 40.gf4 Rd3=+) 39...Rf3 40.Kf3 (40.Bd5?? Rd3–+) 40...Nd6 41.Bd5+–) 38...R1d5 (38...R6d5 39.Qe3 a6 40.ba6 ba6 41.Qe6+–) 39.Qe3 Rd7 40.Qa7 (40.Ba3!?+–) 40...Re7+= 41.Qb6 (41.b6 Kf7+=) 41...Rd6 (41...Kf7 42.h4+=) 42.Qa7 Rde6 (better 42...Rd5!?=) 43.Ba3+– Rf7 (43...Nd6 44.Qd4 Nf5 45.Qd8+–) 44.Qb8 (44.a5 b6 45.Qb8 ba5+–) 44...b6 (44...Kh7 45.a5 Ng7 46.Qa7+–) 45.Qc8 (45.a5 ba5 46.b6 Kh7+–) 45...Nc7+= 46.Bc1 Re8 (46...g5 47.h4 gh4 48.Bf4+–) 47.Qb7 Re6 48.Be3 (48.Bf4 Ne8 49.Qb8 Rfe7+–) 48...Nb5?? (better 48...Rfe7+=) 49.Bh6!+– (49.Bh6 Kh6 50.Qf7+–) 1–0. Bitoon,R (2415) – Docena,Jerad (2315), Philippine Int Open, 2015. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 d6 5.Bg2 0-0 6.0-0 e5 7.c4 Bg4)

8.h3 Bf3 9.ef3 Nc6 10.b5 Nd4 11.f4 Rb8 12.d3 Nd7 13.Bd4 ed4 14.Nd2 Nc5 15.Ne4 Ne4 16.Be4 Qd7 17.Qf3 c6 18.bc6 bc6 19.Bc6 Qh3 20.Rab1 Bf6 21.a4 h5 22.a5 Qc8 23.Bb7 Qc7 24.a6 Kg7 25.Rb5 Rfe8 26.Rfb1 Re7 27.Kg2 Qd8 28.Be4 Rb5 29.cb5 Qb6 30.Qd1 Rc7 31.Qb3 Bd8 32.Qd5 Rc2 33.f5 Rc5 34.Qd4 Bf6 35.Qe3 gf5 36.Bf5 Bd8 37.Bd7 Rc2 38.Re1 Qe3 39.Re3 Bb6 40.Rf3 Kf8 41.Be6 f6 42.Bb3 Rb2 43.Rf6 Kg7 44.Rf7 Kg6 45.Bc4 Rb5 46.Rd7 Rb2 47.Rd6 Kg5 48.d4 h4 49.Kh3 hg3 50.Kg3 1–0. Vatnikov – Cherepkov, 1961.

8.Qb3 a5 9.ba5 Nc6 Ra5 11.Nc3 b6 12.Nb5 Be6 13.Nd2 Nd4 14.Bd4+= ed4 15.Qc2 c6= 16.Nb3 cb5 17.Na5 ba5 18.cb5 Nf6 19.Rab1 Nd7 20.Qc6 Ba2 21.Rb2 Be6 22.b6 Nc5 23.b7 Qb8 24.Ra1 a4 25.Rb4 Bd7 26.Qb6 Bf6 27.Rc4 Bd8 28.Qb2 Bf6 29.Rb4 Re8–/+ 30.Rb6 Nb3 31.Rb3 ab3–/+ 32.Qb3 Qc7 33.Bd5 Rb8 34.Bf7 Kg7 35.Bd5 Qc3 36.Qd1 Qc7 37.Rc1 Qd8=+ 38.Qb3 Qa5 39.Kg2 h5 40.h4 Bd8 41.Bf3 Bb6 42.Rb1 Bc7 43.Qb2 Qc3 44.Qa2 Kf6 45.Rb2 Be6 46.Qb1 Ba5 47.Rc2 Qb4 48.Rb2 Qe1 49.Qc2 Qc3–/+ 50.Qb1 Qe1 51.Qc2= Qc3 ½–½. Ricardi,P (2515) – Salguero,F (2320), 82nd ch–ARG, Mendoza ARG, 2008.

8.Qb3 a5 9.b5 Nd7 10.d4 e4 11.Nfd2 f5 12.c5 Rf7 13.cd6 cd6 14.a4 Nb6 15.e3 d5 16.Qd1 Be6 17.Nb3 Nc4 18.Ba3 b6 19.N3d2 Na3 20.Ra3 Rc8 21.Rc3 Rfc7 22.Qb3 Rc3 23.Nc3 Bf8 24.Na2 g5 25.Rc1 Rc1 26.Nc1 Qc8 27.Na2 f4 28.gf4 gf4 29.f3 Bh6 30.Nf1 fe3 31.Ne3 Nf4 32.fe4 Ne2 33.Kh1= de4 34.d5 Bf7 35.Qd1 Bh5 36.Qb3? Nc1 37.Nc1?? Qc1 38.Nf1 Bf3! 39.Kg1 Qc5 40.Kh1 Qf2 (40...Qf2 41.Qf3 ef3 42.Bh3 Be3 43.Be6 Kf8 44.Ne3 Qe1 45.Nf1 Qf1) 0–1. Giffard,Nicolas (2400) – Onoprienko,Vladimir (2355), Paris op, 1996. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 d6 5.g3 e5 6.Bg2 0-0 7.0-0 Nh5)

8.Qc2 f5 9.d3 Nd7 10.Nfd2 Ndf6 11.c5 f4 12.Nc4 fg3 13.hg3 Ng4 14.Nc3 Be6 (14...Nhf6 15.cd6 cd6 16.Nb5=) 15.cd6 (15.Na5 d5 16.Nb7 Qd7+/–) 15...cd6 16.Bb7 Nf4 (16...Rb8 17.Bd5 Nf4 18.Be6 Ne6 19.Nd5+=) 17.f3 (better is 17.Ba8!? Nh3 18.Kg2 Qa8 19.e4 Nhf2 20.Bc1+=) 17...Bc4= 18.fg4 (18.Ba8 Ne3 19.Qd2 Nf1 20.Kf1 A) worse is 20...Qa8 21.dc4 Nh5 22.Kg2+– (22.Qd6?! e4+=); B) 20...Be6 21.gf4 Qh4=) 18...Qb6+= 19.Kh2 Qb7 20.gf4 Be6 21.Ne4 Qb4 22.Bc3 Qb6 23.fe5 de5 24.g5 Qe3 25.Rf3 (25.Qd2 Qh3 26.Kg1 Bd5–+) 25...Rf3–+ 26.ef3 Qf3 27.Qg2 Qh5 28.Kg1 Rd8 29.Rb1 Bd5 (29...Rd3 30.Rb8 Kf7 31.Qf1 Rf3 32.Nd6 Ke7 33.Re8 Kd6 34.Qa6 Kc5 35.Qa5 Kc4 36.Qb4 Kd5 37.Qb7 Kc5 38.Bb4 Kd4 39.Rd8 Bd7 40.Rd7 Ke3 41.Bd2 Ke2 42.Qb5 Rd3 43.Qd3 Kd1 44.Be3 Ke1 45.Qd2) 30.Qg3 Be4 31.de4 Qe2 32.Re1 (better is 32.Be5 Rd3 33.Rb8 Bf8 34.Rf8 Kf8 35.Qf2 Qf2 36.Kf2 Rd2 37.Ke3 Ra2 38.Bf6–+) 32...Rd3 33.Qh4 Qa2 (33...Qa2 34.Bb4 Qc4–+) 0–1. Spiridonov,Nikola – Lanka,Zigurds, Trnava, 1987. (=1.c4 Nf6 2.Nf3 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.0-0 Nh5)

8.Qc2 f5 9.d3 g5 10.c5 g4 11.Qb3 Kh8 12.Nfd2 Nc6 13.cd6 cd6 14.Nc3 Nd4 15.Qd1 f4 16.Nce4 d5 17.Bd4 ed4 18.Nc5 b6 19.Ncb3 Bb7 20.Rc1 (20.a3 Qe7=) 20...Qe7+= 21.a3 Rae8 22.Qc2 (22.Re1 fg3 23.hg3 Rf2–+) 22...fg3 (22...Qe2 23.b5–+) 23.hg3 (better is 23.fg3!? Qe2 24.Qc7–/+) 23...Ng3 24.fg3 Qe3 25.Kh2 Re6 26.Bf3 Qh6 27.Kg1 gf3 28.Nf3 Qh3 29.Rf2 Bh6 (worse is 29...Qg3 30.Rg2 Qh3 31.Rh2 Rg6 32.Kh1 Rf3 33.ef3 Qf3 34.Rg2–+) 30.Nbd4 Rg6 31.Rh2 Qg3 32.Kh1 Bc1 33.Qc1 Rfg8 34.Qa1? R8g7 35.Nf5–/+ Qf4 36.Ng7 Rg7 37.Rg2 d4–/+ 38.Rg7 Kg7 39.Qg1 Kf6 40.Qf2 Kf5 41.Kg2 b5 42.Kf1 Bf3 43.ef3 Ke5 44.Qe1= Qe3 45.Qg3 ½–½. Spiridonov,Nikola – Pytel,Krzysztof, It cat., 1982. (=1.c4 Nf6 2.Nf3 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.0-0 Nh5)

8.Nc3 c6 9.d4 f5 10.de5 de5 11.Qd8 Rd8 12.Rad1 Re8 13.a3 Be6 14.c5 Nd7 15.Ng5 Nf8 16.Ne6 Ne6 17.Rd7 Rab8 18.Rfd1 Nf6 19.R7d2 Nd4 20.h3 Bh6 21.e3 Ne6 22.Bf1 f4 23.ef4 ef4 24.Bc4 fg3? 25.Re2+– gf2 26.Kf2 Nd5 27.Nd5 Rf8 28.Nf6 Rf6 29.Bf6 (29...Bg7 30.Re6 Bf6 31.Re8 Kg7 32.Rb8+–) 1–0. b4_player (2160) – NN, GameColony.com, 2003.

8.d4 Nc6 9.b5 Nd4 10.Nd4 ed4 11.Bd4 Bd4 12.Qd4 Qf6 13.Rd1 Qd4 14.Rd4 Rb8 15.Nc3 Nf6 16.a4 Be6 17.a5 Nd7 18.Rb1 Rfc8 19.f4 Kf8 20.Nd1 Ke7 21.Ne3 Nc5 22.g4 f6 23.Kf2 a6 24.f5 Bf7 25.Nd5 Bd5 26.Bd5 g5 27.Rd2 Ra8 28.Ra2 Rcb8 29.Ra3 h6 30.h4 c6 31.bc6 bc6 32.Rb8 Rb8 33.Bc6 Rb3 34.Ra1 gh4 35.Rh1 Kf8 36.Rh4 Kg7 37.Rh1 Rc3 38.Bd5 Nb3 39.Rb1 h5 40.gh5 Kh6 41.Rg1 Na5 42.Rg6 Kh7 43.Rf6 Nc4 44.Re6 Ne5 45.Rd6 Ng4 46.Ke1 Ne3 47.Be4 Rc1 48.Kf2 (48.Kf2 Nd1 49.Kg2+–) 1–0. Barczay,Laszlo – Brzozka,Stefan, Asztalos Memorial 6th, 1963.

8.d4 e4 9.Nfd2 f5 10.Nb3 Nc6 11.b5 Ne7 12.f3 d5 13.fe4 de4 14.Qd2 c6 15.bc6 bc6 16.Qb4 a5 17.Qc3 a4 18.Nc5 Ra5 19.e3? (better is 19.g4 Nf4 20.Rf4 Rc5 21.Rf1+=) 19...Rc5!–+ 20.Ba3 (20.dc5 Bc3) 20...Nd5! 21.Qd2 (21.cd5 Rc3) 21...Rc4 22.Bf8 Bf8 23.a3 (23.g4 Bh6 24.Re1–+) 23...Qb6 24.Qa2 Ba6 25.Re1 (25.Nd2 Ne3 26.Kh1 Qd4–+ (26...Nf1?! 27.Bf1 Qd4 28.Bc4 Bc4 29.Nc4–+)) 25...Ne3! 26.Nd2 (26.Re3 Qd4) 26...Qd4 27.Kh1 Ng4 28.Bf1 Nf2 29.Kg2 Nd3 30.Bd3 ed3 31.Nc4 Qd5 (worse is 31...Qc4 32.Rec1 Qa2 33.Ra2–+) 32.Kg1 Bc4 33.Qg2 (33.Qf2 Bc5 34.Re3–+) 33...Bc5 34.Kh1 Qd4 35.Re8 Kf7 (35...Kf7 36.Ree1 Bd5–+) 0–1. Schmidt Brauns,Joachim (2195) – Gempe,Thomas (2215), Oberliga Ost–B, 1996. (=1.c4 Nf6 2.Nf3 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.0-0 Nh5)

8.d4 e4 9.Nfd2 f5 10.e3 c6 11.Nc3 Na6 12.Qb3 Nf6 13.Rfd1 Rf7 14.Rac1 h5 15.d5 c5 16.a3 Ng4 17.Na4 b6 18.Bg7 Rg7 19.b5 Nc7 20.Nf1 h4 21.Nb2 Ne8 22.a4 a5 23.Qc2 Qg5 24.Qe2 Raa7 25.Re1 Rae7 26.Nd1 Ne5 27.Nb2 Nf6 28.Nd2 Qh6 29.f3 ef3 30.Bf3 g5 31.Nd3 hg3 32.hg3 f4 33.Ne5 Re5 34.Qf2 g4 35.Bg2 fe3 36.Qf4 ed2 37.Qh6 de1Q 0–1. Eymann – Shchekachev, Bourbon–Lancy 1998.

8.d4 e4 9.Ne1 f5 10.Nc3 Be6 11.d5 Bf7 12.Qd2 (12.Nc2 Nd7+=) 12...Nd7+= 13.Rc1 Ne5 14.Nb5 a6 15.Nd4 (15.Na3!?+=) 15...b5–/+ 16.cb5 (16.Nc6 Nc6 17.Bg7 Kg7 18.dc6 bc4–/+) 16...ab5–+ 17.Nc6 Nc6 18.Bg7 Kg7 19.Rc6 Nf6 20.Rc2 (20.Nc2 Bd5 21.Nd4 Ra2–+) 20...Bd5 21.Bh1 Bc4 22.Ng2 d5 23.Ne3 Qd6 24.f3 (better is 24.Ra1–+) 24...Qb6 25.Rfc1 (25.Kg2–+) 25...Ra3 (25...Ra3 26.Rc3 Ra2–+) 0–1. Nieto de la Cruz,J (2175) – Gallego Jimenez,V (2340), TCh–Madrid, 2015. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.0-0 Nh5)

8.e4 a5 9.b5 Nd7 (9...Be6 10.Na3=) 10.d4 ed4 (10...Qe7 11.Nc3=) 11.Bd4 Nc5 12.Nc3 Be6 13.Bg7 Ng7 14.Qd4 f6 15.Rfe1 White intends e5 15...Qd7 16.Nd5 Bd5 17.Qd5 (worse 17.cd5 Qb5 18.h3 Rae8=+; 17.ed5?! a4+=) 17...Kh8 18.Rad1 Rad8 19.e5 fe5 20.Ne5 Qf5 (worse 20...de5 21.Qc5 Qd1 22.Qf8 Rf8 23.Rd1+–) 21.Nd3 b6 (21...Qf6 22.f4 Nge6 23.Nc5 Nc5 24.Qd4+=) 22.Qf5 Nf5 23.Nf4 Rde8 24.Nd5 Re1 25.Re1 Rf7 26.Re8 Kg7 27.f4 Nd4 28.Ne3 Rf8 29.Re7 Rf7 30.Re8 Rf8 31.Re7 Rf7 32.Re8 ½–½. Forster,Richard (2455) – Marin,Mihail (2570), 42nd Olympiad, 2016. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0-0 5.Bg2 d6 6.0-0 e5 7.c4 Nh5)

8.e4 f5 9.Nc3 f4 (9...fe4 10.Ne4 Nf6 11.Nf6 Qf6 12.Ne1=) 10.d4 Nc6 11.c5 (11.de5!? Ne5 12.Qd5 Kh8 13.Ne5 Be5 14.Na4 Bb2 15.Nb2=) 11...ed4 12.Ne2 (12.Qb3 Rf7 13.Nd5 dc5 14.bc5 Bg4=+) 12...dc5 13.bc5 fg3 (13...d3 14.Qb3 Rf7 15.Rad1=) 14.Qb3 Kh8 15.hg3 (15.fg3 d3 16.Bg7 Ng7=) 15...Bg4 16.Rad1 (16.Qb7? Rb8 (16...Bf3?! 17.Bf3 Qe8 18.Bh5–+; 16...Rf3?! 17.Qc6 Rf6 18.Qd5 Qd5 19.ed5 Be2 20.Rfe1–+) 17.Qc6 Rb2 (17...Bf3?! 18.Bf3 Rb2 19.Bh5=) 18.Ned4 Bd4 19.Nd4 Qd4–+) 16...Qf6 (16...Qe7 17.Ned4 Qc5 18.Ba3=) 17.Bd4 (worse 17.Ned4 Bf3 18.Qf3 Nd4 19.Qf6 Ne2 (worse 19...Bf6 20.Bd4 Bd4 21.Rd4+–) 20.Kh2 Nf6–/+ (20...Bf6?! 21.e5 Be7 22.Rd7=)) 17...Nd4 18.Ned4 Qe7 19.Rc1 (19.Rfe1 Qc5 20.e5 Bf3 21.Nf3 c6=) 19...Rad8 20.e5 c6 21.Rfe1 White prepares the advance e6 21...Bh6 (21...Rd5 22.Qa4=) 22.Rc4 Bc8 23.e6 (23.Qa4 a6=) 23...Ng7 (23...Bg7 24.Qa4=) 24.Qc3 (24.Ra4 a6= (24...Qc5?? 25.e7+–)) 24...Kg8 25.Bh3 Nh5 26.Ne5 Bg7 27.Nd7 (27.Nf7 Rde8+=) 27...Rfe8= (worse 27...Bd7 28.ed7 Qg5 29.Qe3 Qe3 30.Re3+–) 28.Re3 (28.Ne5 Rd5 29.Nf7 b5 30.cb6 Rd4 31.Nh6 Bh6 32.Qd4 ab6 33.Qb6 Bb7+=) 28...Qg5 (28...Nf6 29.Qa5=+) 29.Nf3 Bc3 30.Ng5 Bd2 31.Re5 (31.Nf7 Be3 32.Nd8 Rd8 33.fe3 Kg7+= (33...Ng3? 34.e7 Re8 35.Nf6 Kf7 36.Ne8 Bh3 37.Nd6 Ke7 38.Rh4+–)) 31...Bd7= 32.e7 Bg5 33.ed8Q Bd8 34.Re8? (better 34.Rh5 Re1 35.Kg2–/+) 34...Be8–+ 35.Ra4 (35.Be6 Kf8–+) 35...a5 36.Bc8 (36.Be6 Kf8–+) 36...b6 (36...b5 37.Rd4 Be7 38.Re4–+) 37.Rd4 (37.g4 Ng7–+) 37...Bc7 38.Re4 Kf8 39.cb6 (39.g4 Ng7–+) 39...Bb6 40.Bb7 (40.g4 Ng7–+) 40...Nf6 (better 40...Ng3!? 41.Re1 Bd4 42.a3–+) 41.Re2 (41.Rc4 c5–+) 41...Bd4 42.Re6 (42.Kg2 g5–+) 42...Kf7 (42...Bd7 43.Rd6 c5 44.Ra6–+) 43.Re2 (43.Bc8 g5–+) 43...c5 44.Ba6 Bc6 45.Bc4 Bd5 46.Bd5 Nd5 47.Kf1 a4 (47...g5 48.a3–+) 48.Ke1 (48.f4 Nc3 49.Rb2 Ke6–+) 48...a3 0–1. Bitoon,Richard (2415) – Belous,Vladimir (2570), PSC/Puregold Open, 2015. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0-0 5.Bg2 d6 6.0-0 e5 7.c4 Nh5)

8.e4 f5 9.ef5 e4 10.Nd4 c5 11.bc5 dc5 (< 11...Bf5 12.cd6 Na6 13.Qb3+/– (13.Nf5?! Bb2 14.Ne7 Kf7+=)) 12.Ne6 Be6 13.Bg7 Rf5 (< 13...Kg7 14.fe6 Nc6 15.Be4+–; < 13...Ng7 14.fe6 Ne6 15.Be4+=) 14.Bh6 Nf6 15.d3 ½–½. Espig,Lutz (2470) – Hort,Vlastimil (2620), Halle DSV, 1978.

8.e4 f5 9.ef5 gf5 10.d3 Nc6 11.b5 Ne7 12.Nc3 (12.Ne5? Qe8 13.Bf3 Nf6–+) 12...Nf6 13.Nd2+= c6 14.bc6 (14.a4!? (idea a5–a6)) 14...bc6 15.Rb1 Be6 16.Ba3 Qc7 17.Rb3 Nd7 (better is 17...Rab8+=) 18.Qe2! Rfe8 19.Rfb1 (19.f4?! Bf7) 19...Nb6 (better is 19...Rab8) 20.Bb4 (idea Ba5) 20...Nd7 21.Na4 Rab8 22.Bc3 d5!? (22...Bf7 23.f4+/–) 23.Nf3 (idea Ng5) 23...h6 24.Bh3 (24.Nd4?! Bf7) 24...Ng6? (24...Rb3 25.ab3 Ng6 26.Nd2) 25.Rb8 Rb8 (25...Nb8 26.Nc5+/–) 26.Rb8 Qb8 27.Nd4!+/– Qb1 28.Kg2 Ndf8 (28...ed4 29.Qe6 Kh7 30.Qd7 dc3 31.Bf5! c2 32.Qe8+–) 29.Bf5 (29.Ne6 Ne6 30.Bf5? Nef4–+; 29.Nf5 dc4 30.Ng7 Bd5 31.f3 cd3unclear) 29...ed4! (29...Bf5 30.Nf5+–) 30.Be6 Kh7 31.Be1 Ne6 32.Qe6 dc4 (32...Qd3 33.cd5 cd5 34.Qd5 Qe2 35.Bb4 d3 (idea Nf4=) 36.h3!+/– (idea Nc5)) 33.dc4 Qa2 34.Nc5 Qc2 (better is 34...Ne5!? 35.Qf5 Kg8 36.Ne6 Qc4 37.Ng7 Qd5) 35.Ne4 d3 36.Qf7!+– Kh8 37.Qg6 Qc4 38.Bd2 Qd5 39.f3 a5 40.Nf6 Bf6 41.Qf6 Kg8 42.Bh6 Qd7 (42...Qf7 43.Qf7 Kf7 44.Kf2+–) 43.Qg6 Kh8 44.Bg5 1–0. Espig – Mohr, Potsdam 1988.

8.e4 f5 9.ef5 gf5 10.Ne5 Ng3 11.fg3 de5 unclear.

8.e4 Bg4 9.h3 Be6 10.Na3 a5 11.b5 c5 12.bc6 bc6 13.c5 Nd7 14.cd6 Ng3 15.Re1 Nh5 16.d4 Qb8 17.Qd2 Qd6 18.d5 cd5 19.Nc4 Qb4 20.Qb4 ab4 21.Nce5 Ne5 22.Ne5 Nf4 23.Re3 Ng2 24.Kg2 de4 25.Kg3 f5 26.Re2 Rfc8 27.Bd4 Ra5 28.f4 ef3 29.Kf3 Bd5 30.Ke3 Be4 31.Kf4 g5 32.Kg5 Be5 33.Be5 Re5 34.Rb2 Rb5 35.a4 Rb7 36.a5 Rcb8 37.a6 Ra7 38.Ra4 b3 39.Ra3 Bc2 40.h4 Rb6 0–1. Dietzel – Kreuzholz, Muenster 1990.

9.Qb3 Be6 10.d3 c6 11.Rab1 b5?! 12.Bc1! h6 13.Nd2 bc4 14.Nc4 d5 15.Na5 Qc8 16.Na4 Nd7 17.Ba3 Qa6 18.Rfc1?! Rfc8 19.Qc3? e4 20.d4 Qe2! 21.Nc6 Kh7 22.Bf1 Qg4 23.b5 f4 24.Qd2 e3 25.fe3 fg3 26.h3 Qh4 27.Be7 Ndf6 28.Qg2 Bf5 29.Nc3 Ne4 0–1. Palm/Schlenker – Hertzog/Hohlfeld, 1977 (Schlenker).

9.b5 Nd7 10.Rb1 Nc5 11.d4 ed4 12.Nd4 f4 13.Nb3 Ne6 14.Ne4 Be5 15.Be5 de5 16.Qd8 Nd8 17.Rfd1 Kg7 18.Rb2 Nf6 19.Nbc5 Ne4 20.Be4 Rb8 21.Rbd2 Ne6 22.Nd7 Bd7 23.Rd7 Kf6 24.Bd5 Nd4 25.Rc7 Ne2 26.Kf1 Nc3 27.Rd3 Nd5 28.Rd5 Rfc8 29.Rdd7 Rc7 30.Rc7 h5 31.Ke2 g5 32.a4 e4 33.Rc5 Rd8 34.h4 f3 35.Ke3 g4 36.Rh5 Rd3 37.Ke4 Rd2 38.Rf5 Ke6 39.Rg5 Rf2 40.Rg6 Kf7 41.Rg4 1–0. Moor – Borner, Lugano 1999.

9.b5 g5 10.d4 g4 11.Ne1 ed4 12.Nd5 c5 13.bc6 Nc6 14.Nd3 Be6 15.Rc1 Bf7 16.a3 Rc8 17.Ba1 Nf6 18.Nf6 Qf6 19.Nf4 Qd8 20.Bd5 Qe7 21.Rb1 b6 22.Re1 Rfe8 23.Qd2 Kh8 24.Qd3 Qd7 25.Kg2 Re7 26.Qd2 Rce8 27.h3 gh3 28.Nh3 Bd5 29.cd5 Ne5 30.Bd4 Ng6 31.Ng5 Be5 32.Rh1 Kg8 33.Be5 Re5? 34.Rh7+– R8e7 35.Rbh1 Re2?? 36.Qc3 Rh7+/– 37.Rh7 Re7 38.Rh6 Ne5 39.f4 (39.f4 Kg7 40.Re6 Re6 41.Ne6 (worse is 41.de6 Qc6 42.Qc6 Nc6=) 41...Kf6 42.Qd4+–) 1–0. Moor,Roger (2315) – Weindl,Alfred (2335), SUI–chT Switzerland, 1998. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0-0 5.Bg2 d6 6.0-0 e5 7.c4 Nh5)

9.d3 a5 10.a3 Nd7 11.Nd2 c6 12.Nb3 ab4 13.ab4 Ra1 14.Qa1 Ndf6 15.b5 c5 16.Qa5 b6 17.Qa7 f4 18.Nd2 Bh6 19.Nde4 Ne4 20.Ne4 Bg4 21.Qb7 Nf6 22.Ra1 Ne4 23.Be4 fg3 24.hg3 Qf6 25.Bd5 Kh8 26.f3 Bc8 27.Qc7? Qf5?? 28.Kf2 Qg5 29.Bc1 Qh5+/– 30.Bh6 Qh6 31.Rg1?? g5+= 32.Qe7 Qh2 33.Rg2 Qh6 34.Kg1 Bh3 35.Rh2 g4 36.Kf2 Rf5 37.Rh1 gf3? 38.e3 e4 39.de4 Rh5 40.Qe8 (40.Qe8 Kg7 41.Qf7 Kh8 42.Qg8) 1–0. Burgess,Mark R (2270) – Wolff,Patrick G (2370), Oakham YM, 1986.

9.d3 c6 10.b5 c5 (10...Be6 11.Qd2=) 11.Nd2+= Nd7 (11...a6 12.a4+=) 12.Nd5 Ndf6 13.a4 Rb8 14.a5 Be6 (14...f4 15.b6+=) 15.Qb3 White prepares b6 (15.Nf6 Nf6 16.a6 b6+=) 15...g5 (15...Nd5 16.cd5 Bf7 17.e4+=) 16.b6+= a6 (16...Bd5 17.cd5 Ra8 18.Nc4+=) 17.e3 (17.Nc7 Bd7+=) 17...g4 (17...Nd5 18.cd5 Bf7 19.Rac1+=) 18.Rfe1 (18.Nc7!? Bf7 19.f4 ef4 20.ef4+–) 18...Nd5+= 19.cd5 Bf7 20.Nc4 (20.f4 gf3 21.Nf3 Qf6+=) 20...Nf6 (20...Qe7 21.f3=) 21.Nd2 (21.e4 Bg6=) 21...Bh6 (21...Qd7 22.Bc3=) 22.Bc3 (22.Rac1 Qd7+=) 22...Qd7 23.Rab1 (23.Rac1 Rbe8+=) 23...Bg5 (23...Rbe8 24.f4=) 24.f4 (24.Rbc1 Rbe8=) 24...gf3 25.Bf3 h5 (25...Rbe8 26.Qc4=) 26.Nf1 (26.Qc4 Rbe8+=) 26...Kg7 (26...Qe7 27.Qc4+=) 27.Rb2 (27.Qc4 Rg8+=) 27...Rh8 28.e4 (28.Rg2 Rbg8=) 28...Bg6 (28...Rbf8 29.Ne3 Be3 30.Re3=) 29.Bd2 (29.Rf2 Rbf8=) 29...Bd2 30.Nd2 (30.Rd2 Rbf8=) 30...Rbf8 (30...h4 31.gh4 Rh4 32.Nc4=+) 31.Nc4= Nh7 (31...h4 32.Rg2=) 32.Bh1 (32.ef5 Ng5 33.Bg2 Bf5= (worse 33...Rf5 34.d4+=)) 32...Ng5 33.h4 (33.Bg2 h4 34.Re3 Qe7=) 33...Nh3=+ 34.Kh2 f4 35.Qd1 (better 35.d4!? cd4 36.Rc1=+) 35...fg3–+ 36.Kg3 Nf4 37.Bg2 Rhg8 (37...Nd3!? 38.Qd3 Qg4 39.Kh2 Qh4 40.Qh3 Qe1 41.Nd6 Qc1–/+ (41...Qa5 42.Nb7 Qa1 43.Qc3–+)) 38.Re3=+ Kh8 39.Kh2 Be8 40.Qe1 (40.Bh3 Qe7 41.Kh1 Qh4–/+) 40...Qe7 (40...Qg4 41.Bh3 Nh3 42.Rh3–+) 41.Bh3? (41.Bf3 Bd7–/+) 41...Rg7 (41...Nh3!? 42.Rh3 Bd7 43.Qe2–+) 42.Be6 (42.Rf2 Bb5–/+) 42...Bd7 (42...Ne6!? 43.de6 Rf4–/+) 43.Bd7 Qd7 44.Rg3?? (better 44.Rf3–/+) 44...Rfg8 45.Rg7 (45.Rbg2 Ng2 46.Kg2 Rg3 47.Qg3 Rg3 48.Kg3 Qg4 49.Kf2 Qh4 50.Ke2 Qh2 51.Ke3–+) 45...Rg7 (45...Qh3 46.Kg1 Rg7 47.Kf2 Qg3 48.Kf1 Qg1) 46.Qe3?? (better 46.Qf1 Qg4 47.Kh1 Nd3 48.Rg2 Qh4 49.Kg1 Rg2 50.Qg2–+) 46...Qg4 47.Kh1 Qd1 48.Kh2 Qf1 (48...Qf1 49.Qg3 Rg3 50.Kg3 Qd3 51.Kh2 Qc4 52.Rg2 Qf1 53.Ra2 Qh3 54.Kg1 Qb3 55.Rg2 Qe3 56.Kf1 Qc1 57.Kf2 Qd2 58.Kf3 Qg2 59.Ke3 Qe2; 48...Qd3 49.Qd3 Nd3 50.Rd2+=; 48...Nd3?! 49.Qh6 Kg8 50.Qe6 Kh7 51.Qf5 Kh8 52.Qf8 Kh7 53.Qf5 Kh6 54.Qf6 Kh7 55.Qf5=) 0–1. Knezevic,Mladen Z (2170) – Nikolic,Milos (2300), Obrenovac SRB, Open, 2009. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.0-0 Nh5 8.Nc3 f5)

9.d3 Nc6 10.b5 Ne7 11.a4 Kh8 12.Qb3 Nf6 13.a5 a6 14.c5 ab5 15.cd6 cd6 (< 15...Qd6 16.Nb5 (16.Qb5?! Nd7+=) 16...Qd5 17.Qd5 Nfd5 18.Ne5+–) 16.Ng5 d5 17.Nb5 h6 18.Nf3 e4 19.Ne5 Ra5 20.Nd6 Kh7 21.Nb7 Bb7 22.Qb7 Ra1 23.Ra1 Qd6 24.Bd4 Rb8 25.Qa6 Qa6=+ 26.Ra6 Rb1 27.Bf1 Rb7 28.Nc6 Nc6 29.Rc6 Nd7 30.Bg7 Kg7 31.d4 g5 32.e3 Nf6 33.Be2 Kf7 34.Kg2 Rb2 35.Kf1 h5 36.h3 f4 37.gf4 gf4 38.ef4 Rd2 39.f3 ef3–/+ 40.Bf3 Rd4 41.f5 Ke7 42.Re6= ½–½. Bonoldi,Fabio (2165) – Sutton,Alan B (2315), ICCF EM/CL/Q06–4 ICCF Email, 2002.

9.d3 Nf6 10.Qd2=.

9.d3 g5 10.Qb3 Kh8 11.c5 Nc6 12.cd6 cd6 (worse is 12...Qd6 13.b5 Ne7 14.Ba3+–) 13.b5 Na5 14.Qb4 g4 15.Nd2 Be6 16.Ba3 d5 17.Nb3 b6 18.Na5 ba5 19.Qb3 Re8 20.Na4 (20.Nd5 a4 21.Qa4 Bd5–+) 20...d4 21.Qb2 Bd5 22.Bd5 Qd5 23.Rfc1 Rab8 24.Rab1 Nf6 25.Rc7 Rb7 26.b6 1–0. Rosenhoefer,Thomas – Siemes,Robert, GER jub50 qJVM32 corr, 1996. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0-0 5.Bg2 d6 6.0-0 e5 7.c4 Nh5 8.Nc3 f5)

9.d3 g5 10.Nd2+= c6 11.b5=.

9.d3 g5 10.Nd2+= Nd7 11.e4 (11.Qb3 Kh8+=) 11...Ndf6= 12.ef5 Bf5 13.Nde4 h6 14.b5 (14.c5 d5 15.Nf6 Nf6=) 14...Qc8 (14...Rb8 15.Qb3=) 15.c5+= Rd8 (15...Qe6 16.Nf6 Nf6 17.Bb7+=) 16.cd6 (16.c6 d5 17.cb7 Qb7+=) 16...cd6 17.Nf6 (17.Rc1 Qd7+=) 17...Nf6= 18.Nd5 (18.f4 gf4 19.gf4 Qd7=) 18...Nd5 19.Bd5 Kh8 20.Qb3 (20.a4 Qd7=) 20...Qd7 21.Rac1 Rac8 22.a4 Rc5 23.Ba3 Rc7 24.Rc7 Qc7= 25.Be4 Bh3 26.Bg2 Bf5 27.Rc1+= Qb6 28.Qd5 Qa5 29.Qb7+/– Qa4 30.Bd6! Bd3 31.Qe7+– Rg8 32.Be5 Be5 33.Qe5 Rg7 34.Qd6 Bg6 35.Bf1 Qb3 36.Rc8 Kh7 37.Qf8 Qg8 38.Qc5 Qb3 39.Ra8+/– Qf3 40.Rf8+– Qb3? 41.Qc8 Bf7 42.Rh8 Kg6 43.Qc6 Qe6 44.Qc2 Kf6 45.Rh6 Rg6 46.Qc3 Qe5 47.Qf3 Kg7 48.Rg6 Kg6 49.Qe3 Qa1 50.h3 Kf6 51.Qf3 Kg7 52.Kg2 Qd4 53.Kh2 Bd5 54.Qe3 Qe3 55.fe3 Kf6 56.g4 Ke5 57.Kg3 Bf7 58.Bd3 Be8 59.h4 Kf6 60.h5 Bd7 61.Kf3 Ke5 62.Bc4 Be8 63.Kf2 Bd7 64.Be2 Be6 65.Ke1 Bd7 66.Kd2 Be6 67.Kc3 Bg8 68.Bc4 Bh7 69.Bd3 (69.Bd3 Bg8 70.h6+–) 1–0. Keene,Raymond D – Gelfer,Israel, Orebro Stud olm prelim4, SWE, 1966.

9.d3 g5 10.Nd2 g4 11.b5 Nd7 12.Nd5 Ndf6 13.Rc1 Nd5 14.Bd5 Kh8 15.c5 f4 16.cd6 cd6 17.Ba3 Bh6 18.Nc4 Nf6 19.Bh1 (worse is 19.Bd6 Nd5 20.Bf8 Qf8 21.gf4 ef4–/+ (21...Bf4?! 22.e3=)) 19...fg3 20.hg3 (20.fg3 Bc1 21.Qc1 Be6 22.Nd6 Ba2+/–) 20...Ne8 (20...Bc1!? 21.Qc1 Ne8=) 21.e3+= Bg7 22.Bb2 h5 23.Qd2 h4 24.d4 e4 (24...ed4 25.Bd4 h3 26.f3+/–) 25.d5 (worse is 25.Be4 d5 26.Ne5 de4 27.Ng6 Kg8 28.Nf8 Bf8+=) 25...Bf5 26.Bg7 Kg7 27.Qd4 Nf6 28.Nd2 Re8 29.Rc4 (29.gh4 Re5+=) 29...Kg6 (29...h3 30.Rfc1=) 30.Rfc1 (30.gh4 Re5 31.Rfc1 Qh8=) 30...Re5 (30...hg3 31.fg3 Qb6 32.a4=) 31.Qb2 (31.gh4 Qh8 32.Bg2 Qh4=) 31...hg3= 32.fg3 Qh8 33.Bg2 Qh6 34.Nf1 Nd5 35.Qd2 Nf6 36.Qd6 Rd5 37.Qe7 Rd7 38.Qe5 Rd5 39.Qb2 Rad8 40.Rc7 Rd2 41.Qb3 Rg2? 42.Kg2+– Qh3 43.Kg1 Nd5?! 45.Rc5 Be6 46.Re7 Kf6 47.Ra7 Kg6 48.Qc4 Rf8 49.Qe4 Bf5 50.Qd5 (50.Qd5 Qf1 51.Kf1 Be4 52.Ke2 Bd5 53.Rd5+–) 1–0. Fluvia Poyatos,Jor (2465) – Perez Mitjans,O (2470), ch–Catalunya, 2012. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0-0 5.Bg2 d6 6.0-0 e5 7.c4 Nh5 8.Nc3 f5)

8.Qc2 e4 9.Ne1 Bf5 10.d3 Re8 11.b5 Nbd7 12.Qd1 e3 (12...a6 13.Nd2+=) 13.f3 (13.fe3 Ng4 14.Bg7 Ne3 15.Qd2 Kg7 16.Rf2+=) 13...d5 14.Na3 c5 15.cd5 Nd5 16.Bg7 Kg7 17.Qb3 Qf6 18.Rc1 Be6 19.Nc4 N5b6 20.f4 a6 21.ba6 (worse is 21.Bb7 ab5 22.Qb5 Bc4 23.dc4 Ra2–/+) 21...Ra6 22.Rc2 (22.f5!? Bf5 23.g4 Nc4 24.Rc4=) 22...Ra4 23.Nb6 Bb3 24.Nd7 Qd6 25.ab3 Ra5 26.Ne5 b5 27.d4 Re5?? (better is 27...cd4 28.N1f3 f6+=) 28.de5+– (28.fe5?! Qd4 29.Nf3 Qb4=) 28...Qd1 29.Be4 Ra1 30.Bd3 c4 31.bc4 b4 32.c5 Qd2? 33.Nf3 Rf1 34.Kf1 Qd1 35.Ne1 b3 36.Rc4 Qd2 37.c6 b2 38.c7 b1Q 39.Bb1 Qd5 40.Re4 Qc6 41.Nd3 Qc7?? 42.Re3 (42.Re3 Qb6 43.Kf2 Qb1 44.e6 fe6 45.Nc5+/– (45.Re6?! Qh1=)) 1–0. Hepting,Heinrich (2190) – Jirovsky,Petr (2275), Landesliga Nord, 1999. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0-0 5.Bg2 d6 6.0-0 e5 7.c4 h6)

8.d3 Nc6 9.b5 Ne7 10.a4 a5 11.c5 Ne8 12.Qc1 Be6 13.Nbd2 b6 14.d4 f6 15.Ne1 Rc8 16.Nd3 ed4 17.cb6 cb6 18.Qb1 f5 19.Nf3 Rc4 20.Rc1 d5 21.Nde5 Rb4 22.Rd1 g5 23.Nd3 Rc4 24.Nde1 f4 25.Bd4 Qc7 26.Bg7 Ng7 27.Nd4 Bf7 28.Qb2 Qe5 29.Nef3 Qf6 30.Qd2 Kh8 31.gf4 gf4 32.Nc6 Nc6 33.bc6 Rc6 34.Qd4 Re8 35.Rd2 Nf5 36.Qf6 Rf6 37.Bh3 Nd6 38.Nd4 Rg6 39.Kf1 Ne4 40.Rb2 Reg8 41.Ke1 Rg1 42.Bf1 Rh1 43.Nf3 Rg2 0–1. Garkov – Lanka, Plovdiv 1985.

8.d3 Nc6 9.b5 Ne7 10.a4 a5 11.e4 Rb8 12.Nbd2 Be6 13.d4 Nd7 14.c5 ed4 (14...dc5 15.d5 Bg4 16.Qc2+=) 15.cd6+– cd6 16.Nd4 Ne5 (better 16...Rc8!?+–) 17.Ne6+– fe6 18.f4 (18.Bh3!? Kh7 19.Be6+–) 18...Nf3+– 19.Qf3 Bb2 20.Rab1 Bd4 21.Kh1 e5 (21...Qd7!?+–) 22.Qb3+– Kg7 23.Nf3 Qb6 (23...Rc8 24.Rbd1 Rc3 25.Qa2+–) 24.Nd4 (24.Rfd1 Rbc8+–) 24...ed4+– 25.Qe6 Rbe8? (better 25...Rfe8!? 26.Rfd1 Nf5+–) 26.Qd7+– Kh8 27.Rbc1 (27.f5 gf5 28.ef5 Qd8 29.Qb7 Nf5+–) 27...Nc8? (27...Ng8!?+–) 28.Qg4 (28.Rfd1 h5+–) 28...Ne7 (28...d5 29.e5+–) 29.f5 (better 29.Rfd1+–) 29...Rf6? (better 29...d5+–) 30.fg6 Rg6 31.Qd7 Rgg8 (31...Qd8 32.Qb7 d5+–) 32.Rf7 d3 (32...Qd8 33.Qd8 Rd8 34.Re7+–) 33.Re7 Re7 34.Qe7 d2 35.Qf6 Kh7 36.Rf1 Qe3 (36...Qd8 37.Qd4+–) 37.Qd6 Qe1 38.e5 (better 38.Qd7 Rg7 39.Qd5 d1Q 40.Qd1 Qd1 41.Rd1 b6+–) 38...Rg6 (38...h5+–) 39.Qd7 Kh8 40.Qd3 (40.Qe8 Rg8 41.Qe6 Rg6 42.Qg6 d1Q 43.Qh6 Kg8 44.Qf8 Kh7+–) 40...Rg4 (40...Kg7 41.Bb7 (41.Re1?! de1Q 42.Bf1 Re6=) 41...Rg4 42.Kg2+– (42.Re1?! de1Q 43.Kg2 Rg5+–)) 41.Qf3 (41.e6 Rg5 42.Bh3 d1Q 43.Qd1 Qe4 44.Qf3 Re5+–) 41...h5 (41...Rd4 42.Qd1 Qd1 43.Rd1+–) 42.Qf8 (42.e6 Qe6 43.Bh3 Qg8 44.Bg4 hg4 45.Qc3 Kh7 46.Qd2 Qe6+–) 42...Kh7 43.Qf5 Kh6 44.Qf6 (better 44.h3!? Rd4 45.Qf6 Kh7 46.Qe7 Kg6 47.Qf7 Kh6 48.Qf8 Kg6+–) 44...Kh7 45.Qf5 Kh6 46.Qf6 (better 46.h3!? Rd4 47.Qf8 Kg6+–) 46...Kh7 47.Qe7 (better 47.Qd8 b6+–) 47...Kh6 (47...Rg7 48.Qd6 Rf7 49.Rg1+–) 48.Qd6 Rg6 49.Qd3 (better 49.Qd8!? Kg7+–) 49...Kg7 (49...Rg7 50.Qd8 Kh7 51.e6+–) 50.Bf3 (50.Bf3 Qe5 51.Qd7 Kh8 52.Qd2+–; 50.Re1 de1Q 51.Bf1 h4=+) 1–0. Kuznetsov,Petr – Smotriakov,Arkady, Championship Kemerovo, 2008.

8.d3 Be6 9.Nc3 Qd7 10.Qa4 Nc6 11.b5 Nd8 12.Rfc1 Bh3 13.Bh1 Ng4 14.Nd5 Ne6 15.e3 f5 16.Qc2 c6 17.bc6 bc6 18.Nc3 Rf7 19.Nd1 Raf8 20.Nh4 f4 (20...g5!? 21.Nf3 f4 22.gf4 gf4 23.ef4 Rf4–+ (worse is 23...Nf4 24.c5–+)) 21.Ng6+= fg3 22.hg3 Rf2 23.Nf2 Rf2 24.Qb3 Qf7 25.Nh4 Rg2 26.Bg2 Qf2 27.Kh1 Qg3 28.Kg1 Qf2 29.Kh1 Qh4 (29...Qh4 30.Rc2 Bg2 31.Kg2 Qh2 32.Kf1 Ne3 33.Ke1 Nc2 34.Qc2 Qc2–+) 0–1. Veresagin,Jurij (2405) – Shtyrenkov,Veniamen (2455), Volgograd, 1997. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0-0 5.Bg2 d6 6.0-0 e5 7.c4 h6)

8.d3 Be6 9.Nbd2 Nbd7 10.Qc2 Re8 11.e4 c5 12.b5 a6 13.a4 Nf8 14.Nb1 Bd7 15.Nc3 Ne6 16.Ne2 Qc8 17.Bc3 Nd4 18.Nfd4 cd4 19.Bb4 ab5 20.ab5 Ra1 21.Ra1 Bb5 22.Bd6 Bd7 23.Qb2 ½–½. Disconzi Da Silva,Rodrigo (2370) – Matsuura,Everaldo (2485), Forquilhinha BRA, Open, 2013. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.0-0 h6)

8.d3 Re8 9.Nbd2 Nbd7 10.Qc2 c6 11.a4 Qc7 12.Rfe1 Nf8 13.e4 Bg4 14.Nh4 Rad8 15.h3 Bc8 16.Nhf3 N6d7 17.Nb3 Ne6 18.Rad1 Ndf8 (18...c5 19.b5=) 19.Kh2 Nd7 20.d4 ed4 21.Nfd4 Ndf8 22.f4 Nd4 23.Nd4 Ne6 24.Ne2 Bb2 25.Qb2 Ng7 26.Rd2 Be6 27.Qc3 Rd7 28.Red1 Red8 29.Nd4 h5 30.Ne6 fe6 31.Qf6 Kh7 32.h4 Rf7 33.Qc3 Ne8 34.e5 d5 35.cd5 cd5 36.Qe3 Qb6 37.Qb6 ab6 38.Bh3 Re7 39.Rd4 Nc7 40.Rc1 Rdd7 41.Bf1 Na6 42.Ba6 ba6 43.Rc6 Rb7 44.Kh3 Kg7 45.a5 ba5 46.ba5 Kf7 47.Ra6 Ra7 48.Ra7 Ra7 49.Ra4 Ke7 50.g4 Kd7 51.Kg3 Kc6 52.f5! ef5 53.gf5 gf5 54.Kf4 Kb5 55.Ra1 Rf7? 56.a6 Ra7 57.Kf5 d4 1–0. Kauch,Markus (2230) – Nagel,Norbert (1730), Frankfurt–ch, 2007. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 h6 7.0-0 e5)

8.d4 e4 9.Ne1 Qe7 10.Nc2 Nh5 11.Nc3 f5 12.f3 Nf6 13.f4 Nc6 14.d5 Nd8 15.e3 Nf7 16.Qd2 g5 17.Nd4 gf4 18.ef4 Ng4 19.Nd1 e3 20.Qe2 Re8 21.h3 Nf2 22.Nf2 ef2 23.Qf2 Qe3 24.Qe3 Re3 25.Kf2 Rd3 26.Rad1 Rd1 27.Rd1 Bd7 28.Rd2 a5 29.b5 Re8 30.Ne6! Bb2 (30...Be6 31.de6) 31.Rb2 Be6 32.de6 Re6 (better is 32...Nd8!?+–) 33.Bb7 Re7 34.Bd5 Kg7 35.Rb3 Nd8 36.Ra3 Ne6 37.Be6 Re6 38.Ra5 Re4 39.Ra7 Rc4 40.b6 Rb4 (40...Kf6 41.Rc7 Ra4+–) 41.bc7 (41.bc7 Rb2 42.Ke3 Re2 43.Ke2 Kf7 44.c8Q Kf6 45.Qf8 Ke6 46.Qf7) 1–0. Rakov,V (2265) – Kondrashov,K (1815), Doroshkevich Mem, Belorechensk RUS, 2009. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0-0 5.Bg2 d6 6.0-0 e5 7.c4 h6)

8.0-0 e4 9.Nd4= (9.Ne1 Re8 10.Rb1 d5 11.cd5 cd5 12.f3 Qb6 13.Kh1 ef3 14.Rf3 d4+=) 9...Qb6 10.Nc2 Bf5 11.Rb1 d5 12.c5 Qc7 13.Nd4 Bg4 14.f3 ef3=.

8.0-0 Be6 9.d3 (9.Qb3 b5 10.d3 a5 11.a3 a4 12.Qa2 h6 13.Nd2 d5 14.cd5 Nd5=) 9...Qb6 10.Rb1 a6 11.Bc1 Nbd7 12.a4 h6 13.Be3 Qc7 14.Qc1 Kh7=.

8.0-0 Re8 9.d3 h6 10.Rc1 Be6 11.Nd2 (11.Ne4 Ne4 12.de4 Qc7=) 11...a6 (11...Nbd7 12.Qb3=) 12.a4 d5 13.a5 (13.Re1 Qd6=) 13...Nbd7 (13...Qd6 14.Qb3=) 14.Na4 White prepares c5 (14.Re1 Bf8 15.Qa4 Qe7=) 14...Bf8 (14...Qe7 15.Qb3=) 15.c5 (15.Qb3 d4=) 15...Qc7 (15...Bg7 16.Nc3=) 16.e4 (16.Nb6 Rad8=) 16...Rad8 17.Qe2 Bg7 18.Kh1 (18.Nb6 Bg4 19.Nf3 Nb6 20.ab6 Qd7=) 18...Nh7 (18...Bg4 19.Nf3=) 19.Rce1 f5 20.f4 (20.Kg1 Nhf6=) 20...de4 21.de4 ef4 22.ef5 (22.Rf4 Ne5 23.ef5 Bf5–/+) 22...Bf7 (22...Bf5 23.Qc4 Kf8 24.Re8 Re8 25.Rf4 Bb2 26.Nb2 Re1 27.Rf1 Qe5=) 23.Ne4 (better 23.Qd1!? Re1 24.Qe1+=) 23...gf5–/+ 24.Bg7 (24.Rf4? A) 24...Re4?! 25.Be4 fe4 26.Qg4–/+ (26.Qe4?? Bd5–+); B) 24...fe4 25.Ref1 Bb2 26.Rf7 Bg7–+) 24...fe4 (worse 24...Kg7 25.Qb2 Ndf6 26.Nd6 Re1 27.Re1 Rd6 28.cd6 Qd6 29.gf4+–) 25.Qb2 f3 26.Bh3 (26.Bf3!? ef3 27.Bh8–/+) 26...Ne5–+ 27.Bh6 Bc4 28.Re4 Bf1 29.Bf1 Rd1?? (better 29...Nf6 30.Rf4 Re6–/+) 30.Qb3+= Rd5 31.Nc3 Qf7 32.Nd5 cd5 33.Rd4 Nf6 34.Bf4 (34.Bd2 Qe6+=) 34...Nc6= 35.Rd1 Qh5 36.h4 Qg4 (36...Re4 37.Bg5 Rb4 38.Qa2=) 37.Qb2 (37.Rd5 Nd5 38.Qd5 Kg7 39.Kh2+–) 37...f2 (37...Re6 38.Qh2=) 38.Qf6+– Re1 (38...Qd1 39.Qg6 Kf8 40.Kg2+–) 39.Kg2 Rd1 40.Kf2 (40.b5 Nb4 41.Qd8 Kh7+–) 40...Rd4 (40...Nb4 41.Qd8 Kh7 42.Qb6 Rf1 43.Kf1 Qd1 44.Kg2 Qc2 45.Kf3 Qd1 46.Kf2 Qc2 47.Kg1 Qd1 48.Kh2 Qc2 49.Kh3 Qf5 50.Kg2 Qc2 51.Kf3 Qd1 52.Ke3 Qd3 53.Kf2 Qc2 54.Kf3=) 41.Bh6 (41.b5 ab5 42.a6 ba6+–) 41...Nb4 (41...Rb4? 42.Qf8 Kh7 43.Bd3 Re4 44.Bf4+–) 42.Bg5 Nc6?? (42...Re4 43.Qg6 Kf8 44.Qd6 Kg7 45.Qc7 Kg6 46.Qb7 Qf5 47.Kg2 Re1 48.Qb6 Kh7 49.Qc7 Kg6=) 43.Qg6+– Kf8 44.Bh6 (better 44.Be2 Qd7 45.Bf6+–) 44...Ke7+– 45.Bg5 Kd7?? (45...Kf8 46.Be2 Qd7+–) 46.Qf7?? (better 46.Bd3 Re4 47.Qh7 (47.Be4?! Qe4 48.Qf7 Kc8+–) 47...Kc8 48.Be4 Qe4 49.Qe4 de4 50.h5+–) 46...Kc8+– 47.Qf8 Kd7 (47...Kc7 48.Qd6 Kc8 49.Bf4 Rf4 50.Qf4+– (50.gf4?! Qh4 51.Ke2 Nd4 52.Kd2 Qh2 53.Kc3 Ne2 54.Be2 Qe2=)) 48.Qd6 (48.Bd3 Re4+– (48...Rd3?? 49.Qf7 Kc8 50.Qe8 Kc7 51.Bf4 Qf4 52.gf4+–)) 48...Ke8 (48...Kc8 49.Bf4 Rf4 50.Qf4 Qf4 51.gf4 Kd7+–) 49.Qg6 Kd7?? (49...Kf8 50.Be2 Qd7 51.Bf6+–) 50.Qg7 (better 50.Bd3 Re4 51.Qh7 (51.Be4?! Qe4 52.Qf7 Kc8+–) 51...Kc8 52.Be4 Qe4 53.Qe4 de4 54.h5+–) 50...Kc8+= 51.Qf8 Kd7 52.Qf7 (52.Bd3 Re4 (52...Rd3?? 53.Qf7 Kc8 54.Qe8 Kc7 55.Bf4 Qf4 56.gf4+–) 53.Qf7 Kc8 54.Qg8 Kc7 55.Qh7 Kb8 56.Be4 de4 57.Bf4 Ka8 58.Qe4 Qd1+–) 52...Kc8 53.Bf4 Qd7? (better 53...Kd8!?+–) 54.Qf8+– Nd8 55.c6! Rf4 (55...bc6 56.Ba6 Mate attack; 55...Qc6 56.Bh3 Decoy) 56.Qf4 Nc6 57.h5 Qe7 (57...Na5 58.h6 b5 59.Qf8 Kc7 60.Qg7+–) 58.h6 Ne5 (58...Qc5 59.Kf3 Qc3 60.Kg4+–) 59.Qf5 (59.h7 Qh7 60.Qe5 Qc2 61.Be2 Qa2+–) 59...Kc7 60.h7 Qg7 61.Bh3 Ng6 62.Qc8 Kd6 63.Qd8 (63.Qe6 Kc5 64.Qb6 Kc4 65.Bf1 Kc3 66.Qc5 Kb2+–) 63...Ke5 (63...Kc5 64.Qb6 Kc4 65.Bf1 Kc3 66.Qc5 Kb2 67.Qb4 Kc2 68.Bg2 Qh7 69.Bd5 Qh2 70.Bg2+–) 64.Qg5 Kd6 65.Qg6! Qg6 66.h8Q Qc2 67.Kg1 (67.Ke3 Qc1 68.Kf3 Qd1 69.Kf4 Qd2 70.Kf5 Qd3 71.Kg4 Qe4 72.Kg5 Qe3 73.Kh4 Qe7 74.Kh5 Qe2 75.Kg6 Qd3 76.Kf7 Kc5 77.Qc8 Kb4 78.Qb7 Ka5 79.Qc7 Kb4 80.Qd6 Kc3 81.Qa3 Kc2 82.Qd3 Kd3+–) 67...Qc5 68.Kh2 Qa5 69.Qf8 Kc6 70.Qc8 (70.Qe8 Kc5+–) 70...Kd6 (70...Qc7!? 71.Qe8 Kb6+=) 71.Qd7+– (71.Qb7?! Qd2 72.Kg1 Qe3 73.Kg2 Qe2 74.Kh1 Qe1 75.Kg2 Qe2 76.Kg1 Qe3 77.Kf1 Qf3 78.Kg1 Qe3=) 71...Kc5 (71...Ke5 72.Bg2 (72.Qb7?! Qd2 73.Kg1 Qe3 74.Kg2 Qe2 75.Kh1 Qd1 76.Kg2 Qe2 77.Kg1 Qe3 78.Kh1 Qe1 79.Kg2 Qe2=) 72...Qb5 73.Qc7 Kd4 74.Qg7 Kc5 75.Qe7 Kd4 76.g4+–) 72.Qe7 (72.Bg2 Qd2 73.Qc7 Kd4+–) 72...Kd4 73.Qg7 (73.Qb7?! Qd2 74.Bg2 Qh6 75.Kg1 Qe3 76.Kf1 Qd3 77.Ke1 Qe3 78.Kf1 Qd3 79.Kf2 Qe3 80.Kf1=) 73...Kc5 74.Bg2 (74.Qb7?! Qd2 75.Bg2 Qh6 76.Kg1 Qe3 77.Kf1 Qd3 78.Kf2 Qd2 79.Kf3 Qd1 80.Ke3 Qg1 81.Kf3 Qd1 82.Kf4 Qd2 83.Kf3 Qd1=) 74...Qd2 (74...Qb5 75.Qf8 Kc6 76.g4+–) 75.Qc7 (75.Qb7?! Qh6 76.Kg1 Qe3 77.Kf1 Qd3 78.Kf2 Qd2 79.Kf3 Qd3 80.Kg4 Qg6 81.Kf4 Qf6 82.Ke3 Qc3 83.Ke2 Qc2 84.Kf3 Qd3 85.Kg4 Qg6 86.Kh4 Qh6 87.Kg4 Qg6=) 75...Kd4 76.Qd6 (76.Qb7?! Qh6 77.Kg1 Qe3 78.Kf1 Qd3 79.Ke1 Qe3 80.Kf1 Qd3 81.Kf2 Qe3 82.Kf1=) 76...Qg5 (76...Kc4 77.Kh3+–) 77.Bf3+– b5 (better 77...Qf5 78.Qb6 Ke5 79.Qc7 Kd4+–) 78.Kh3?? (better 78.Qa6 b4 79.Qb6 Kc4 80.Qc6 Kd4 81.Qc2+–) 78...Qf5+= 79.Kg2 Qc2 80.Kg1 Qb1 81.Kf2 Qa2 (81...Qc2!? 82.Be2 Qf5 83.Ke1 Qb1 84.Bd1 Qe4 85.Kd2 Qe3 86.Kc2 Qc3 87.Kb1 Qd2 88.Qf6 Kc5 89.Qe7 Kc6+=) 82.Be2+– a5 (better 82...Qd2!?+–) 83.Qb6 (83.Qf6 Kc5 84.Qf8 Kd4 85.Qg7 Kc5 86.Qa7 Kd6 87.Qb6 Ke5 88.Qc7 Ke6 89.Qc6 Ke5 90.Qb5 a4+–) 83...Ke5 84.Qb8 (84.Qb5 a4+–) 84...Kf6 (84...Ke6 85.Qb5 a4 86.Qc6 Ke7 87.Qb7 Ke6 88.Qc8 Ke7 89.Qc5 Ke6 90.Qb6 Kf7 91.Qa7 Ke6 92.Qc7+–) 85.Qd6 Kf7 86.Ke3 (better 86.Qd7 Kf6 87.Qc6 Ke7 88.Qb5+–) 86...a4?? (better 86...Qb3 87.Bd3 a4+–) 87.Bh5 (87.Bb5?! Qb3 88.Bd3 a3+–) 87...Kg7 (87...Kg8 88.Qe6 Kg7 89.Qg6 Kh8 90.Qf6 Kg8 91.Bf7 Kf8 92.Bd5 Ke8 93.Bc6) 88.Qg6 Kh8 89.Qf6 (89.Qf6 Kg8 90.Bf7 Kf8 91.Bd5 Ke8 92.Bc6) 1–0. Flores,Diego – Oliva Castaneda,Kevel, 10th American Continental Championship, 2016. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0-0 5.Bg2 d6 6.c4 e5 7.Nc3 c6)

8.0-0 h6 9.d3 (9.b5 Be6 (9...a6 10.bc6 Nc6 11.Rb1 Be6 12.d3 Qd7 13.a4 d5 14.cd5 Nd5= –0.06) 10.d4 ed4 11.Qd4 d5 12.Rad1 Qa5 13.Qc5 Nfd7 14.Qe3 Nb6–/+ –1.22; 9.a4 Be6 10.d3 Qc7 11.b5 Rc8 12.Qd2 Nbd7 13.a5 d5 14.cd5 cd5= 0.00) 9...Re8 (9...Be6 10.a4= Qc7 11.b5 Nbd7 12.Qd2 Nc5 13.Rad1 a6 14.bc6 bc6= –0.19) 10.e4 (10.a3 Be6= 11.Rb1 Nbd7 12.b5 d5 13.bc6 bc6 14.cd5 cd5= 0.03; 10.b5 d5 11.bc6 bc6 12.Rb1 d4 13.Na4 Bf5 14.h3 Qd6= 0.03) 10...Nbd7 (10...Be6 11.Qe2= Qb6 12.a3 Nbd7 13.Rfd1 g5 14.d4 g4= 0.12) 11.Na4 (11.a3 Nb6= 12.Nd2 d5 13.c5 d4 14.Ne2 Nbd7+= 0.44; 11.Qe2 Qe7 12.a3 a6 13.Rfd1 b6 14.h3 c5= 0.00) 11...Qe7 (11...Qc7 12.Nc3= a5 13.a3 ab4 14.ab4 Ra1= –0.16; 11...a5 12.b5 Qe7 13.Nc3 Nc5 14.Bc1 Be6= 0.00) 12.Qc2 (12.Qd2 a6= (12...Qe6 13.Nc3 a5 14.ba5 g5= 0.03) 13.Nc3 Qe6 14.a4 b6= –0.09; 12.a3 Qe6 13.Nc3 Nb6 14.Bc1 d5= –0.13) 12...Nf8 (12...a5 13.b5= cb5 14.cb5 d5= –0.13; 12...d5 13.ed5 cd5 14.a3 d4= –0.16) 13.Rfe1 (13.Nc3 Ne6= (13...Bg4 14.h3 Be6= –0.09) 14.Bc1 Nd4= –0.16) 13...b5 (13...Ne6 14.d4= (14.a3 Nd7= –0.09) 14...ed4= –0.03; 13...Bg4 14.h3 Bf3= –0.16) 14.cb5 cb5 15.Nc3 a6 (15...Bd7 16.d4=) 16.d4 (16.a4 ba4 17.d4 Qb7=) 16...Bg4 17.de5 (17.Qd3 N8d7=) 17...de5 18.Nd5 (18.a3!?=) 18...Nd5+= 19.ed5 Rac8 (19...Bf3 20.Bf3 Qb4 21.Rac1+=) 20.Qb3 (20.Qd2 Qd6=) 20...Qd6 21.Nd2 Nd7 22.Rac1 f5? 23.Rc6+/– Qf8 24.Ra6 Kh7 25.a4 Rb8 26.a5+– Bf6 27.Ra7 Re7 28.d6 Rg7 29.Qd5 Rd8 30.a6 e4+/– 31.Bd4 Bh5? 32.Rc1 Be2 33.Rcc7 Bc4? 34.Nc4 bc4 35.Rc4 h5 36.Rcc7 h4 37.gh4 Kh6 38.Be3 Kh5 39.Be4 Be5 40.Bf3 Kh4 41.Rd7! Bh2 42.Kh2 Rdd7 43.Rd7 Rd7 44.Qd4 f4 45.Qf4 Qf4+– 46.Bf4 Rh7 47.b5 Rd7 48.b6 Rf7 49.Bg3 Kg5 50.b7 Rf3 51.b8Q Kg4 52.Qc8 Rf5 53.Qf5! (53.Qf5 Kf5 54.d7 Kf6 55.d8Q Kf5 56.a7 g5 57.a8Q Kg6 58.Qe4 Kg7 59.Qg5 Kf7 60.Qee7#) 1–0. Ronco,R (2105) – Miracca,J (2265), 39th Open, Mar del Plata ARG, 2008. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5)

8.d3 Na6 9.a3 Re8 10.0-0 Nc7 11.e4 d5 12.cd5 cd5 13.Nd5 Nfd5 14.ed5 Bg4 (worse is 14...Qd5 15.Ne5 Qd8 16.Re1+/–) 15.Qb3 Qd5 16.Nd2 (16.Qd5 Nd5 17.Ne5 Be5+=) 16...Qb3= 17.Nb3 Rad8 18.Rac1 Ne6 (worse is 18...Rd3 19.Rc7 Rb3 20.Bd5+–) 19.Bb7 Rd3 20.Nc5 Rdd8 21.Ne6 Be6 (worse is 21...Re6 22.Bc8+/–) 22.Rc7 Rd6 23.Kg2 a6 24.Rfc1 Red8 (24...f6 25.R1c5 Rb8 26.Be4+=) 25.Be4 (25.R1c5!?+/–) 25...Bd7 26.R1c5 Bb5? (better is 26...f6!?+=) 27.Be5+– Rd1 28.Bg7 Kg7 29.h4 h5 30.Ra7 R8d6 31.Bf3 Ra1 32.Rc3 Rd2 33.g4 Rf1 34.gh5 Rdf2 35.Kg3 gh5 36.Bh5 Rf6 37.Rf3 R6f3 38.Bf3 Ra1 39.Bd5 Ra3 40.Kf4 Rd3 41.Bf7 Kf6+= ½–½. Gendron,Bernard – Delisle,Claude, Quebec–ch, 1985. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 d6 5.Bg2 e5 6.c4 0-0)

8.d3 d5 9.cd5 cd5 10.Ne5 Qe7 11.d4 Qb4 12.Qb3 Na6 13.Ba3 Qd4 14.Nf3 Qc4 +=.

8.d3 Ne8 9.0-0 f5 10.e4 (10.b5 cb5 11.cb5 Be6=) 10...f4 (10...Be6 11.Bc1=) 11.d4 (11.gf4 Rf4 12.Ne2 Rf7=) 11...Qe7 (11...fg3!? 12.hg3 Bg4 13.de5 Nd7=+) 12.d5 fg3 (12...g5 13.dc6 bc6 14.h3=) 13.fg3+= Bh6 (13...Na6 14.Qb3+=) 14.Qd3 a5 15.a3 (15.b5 cb5 16.cb5 Nd7+=) 15...Nd7 (15...ab4 16.ab4 Ra1 17.Ra1+=) 16.Nh4 (16.b5 Nc5 17.Qe2 cb5 18.cb5 Nb3+=) 16...c5 (16...ab4 17.Rf8 Nf8 18.ab4 Ra1 19.Ba1=) 17.Nb5 (better 17.Rf8!? Nf8 18.b5+=) 17...ab4 (17...Rf1 18.Rf1 ab4 19.ab4 cb4 20.Qb3=+) 18.ab4 (18.Rf8 Nf8 19.ab4 Ra1 20.Ba1 cb4=+) 18...Ra1=+ 19.Ra1 cb4 20.Qb3 (20.Na7!? Qd8 21.Qe2=+) 20...Nc5–/+ 21.Qb4 Be3 22.Kh1 Bg4 (22...Nd3!? 23.Qb3 Nf2 24.Kg1 Qg5–+) 23.Qc3 Bh6 (23...Qg5 24.Ra3 Rf2 25.Ra8=+) 24.Ba3= b6 25.Bc5 bc5 26.Bf3 (26.h3 Bd7=) 26...Bh3 27.Qd3 Bg5 (27...Qg5 28.Bg2 Bd7 29.Nf3=) 28.Bg2 Bg2 29.Ng2 Qf6 30.h4 Bh6 31.Qe2 Ng7 (31...Qf7 32.Ra6=) 32.Kg1 (32.Qg4 Bd2=) 32...Nh5 (better 32...Qd8=) 33.Qg4 (better 33.Kh2+=) 33...Qf2–/+ 34.Kh2 Ng3! 35.Nd6 (35.Qg3 Bf4 Pinning (35...Bf4 Decoy)) 35...Bf4 36.Kh3 Nh5 37.Nf5 (37.Ra7 Nf6 38.Qe6 Kh8 39.Nf4 ef4 40.Nf7 Rf7 41.Ra8 Kg7 42.Qf7 Kf7 43.Ra7 Kf8 44.Ra8 Kg7 45.Ra7 Kh6 46.Rh7 Kh7 47.e5 Qg3) 37...Nf6 38.Ne7 (38.Qd1 gf5 39.Nf4 Qf4 (worse 39...ef4 40.Qg1 Ng4 41.Qf2 Nf2 42.Kg2 Ne4 43.Kf3–+) 40.Qg1 Kh8–+) 38...Kg7 (38...Kh8 39.Ng6 hg6 40.Nf4 Ng4 41.Ng6 Kg7 42.Ra7 Kh6 43.Rh7 Kg6 44.h5 Kh7 45.h6 Nh6 46.d6 Rf3) 39.Nf4 (39.Nf5 Kh8 40.Qd1 gf5 41.Ra3–+) 39...Ng4 (39...Qf4 40.Qf4 ef4 41.e5+=; 39...ef4?! 40.Qg2 Qe3 41.Kh2–+) 40.Ne6 (40.Rf1 Qh2 41.Kg4 Rf4 42.Rf4 Qg2) 40...Kf7 (40...Kh8 41.Ng6 hg6 42.Rg1 Qh2 43.Kg4 Qg1 44.Kh3 Rf3) 41.Kg4 Qg2 0–1. Heimann,Alexander C (2270) – Balogun,Oluwafemi (2220), PRO League Group Stage, 2017. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.Nc3 c6)

8.a3 e4 9.Ng5 Ng4 10.Nh3–/+.

8.a3 Bg4 9.0-0 Qd7 10.d3 Bh3 11.e4 (11.Qd2 Rfe8=) 11...Bg2 (11...Bg4 12.Ne2=) 12.Kg2= Nh5 13.Ng1 (13.Nd5 Ne7=) 13...f5 14.f3 (14.Nf3 Rae8+=) 14...Nd4 (14...fe4 15.Ne4 Ne7 16.Nh3+=) 15.Nce2 (15.Nge2 a5+=) 15...Ne6 Black intends f4 (15...fe4 16.Nd4 ed4 17.de4+=) 16.Qd2 f4 (16...b5 17.cb5 Qb5 18.Nc3+=) 17.d4 ed4 18.Nd4 fg3 (18...Bd4 19.Bd4 fg3 20.hg3=) 19.hg3 Rae8 (19...Bd4!? 20.Bd4 b5=) 20.Ne6= Qe6 (20...Re6 21.Bg7 Qg7 22.Ne2+=) 21.Bg7+= Kg7 ½–½. Stehlik,Jiri (1995) – Wiewiorkowski,D (2100), Karvina CZE, Primator Cup, 2014. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.Nc3 Nc6)

8.a3 Nh5 9.b5 Nd4 10.e3 Nf3 11.Bf3 f5 12.Bh5 gh5 13.Qh5 Be6 14.d3 Qd7 15.f4 Rae8 16.0-0 (better is 16.Qe2!?+=) 16...e4+= 17.de4 Bc4 18.Rf2 fe4 19.f5 Bf6 (19...Bb5? 20.Nb5 Bb2 21.Rb2+–) 20.Rc1 Kh8 21.a4 d5 22.g4 d4 23.Nd1 Bb3 (better is 23...Bf7!? 24.Qh6 Bg7+=) 24.Rd2+/– Qg7 25.Bd4 Bd4 26.Rd4 (worse is 26.ed4 e3 27.Re2 Qd4+=) 26...Rd8 27.Rd8 Rd8 28.Nf2 Qe5 29.Qh6 Rd7? (29...Rg8 30.f6 a6+/– (30...Ba4?? 31.f7 Bb3 32.Rc7 Bf7 33.Rf7+–)) 30.Qf8+– Bg8 31.Qb4 h5 32.h3 Qg3 33.Kf1 Qe3 34.Re1 Qf4 35.Qe4 Bc4 36.Kg1 Qg3 37.Qg2 Qc3 38.Re8 Kh7 39.Qe4?? Qg3= 40.Qg2 Qf4 41.g5 Bd5= 42.g6 Kg7 43.f6 0–1. Gerusel,Mathias (2370) – Maier,Christian, Bundesliga, 1981. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0-0 5.Bg2 d6 6.c4 e5)

8.b5 Ne7 9.0-0 Nd7 10.d4 f5 11.Ng5 h6?? 12.Ne6+– (12...Qe8 13.Nc7+– (13.Nf8?! Qf8 14.Nd5 Nd5 15.Bd5 Kh7+–)) 1–0. guest706 – guest2379, ICC, 2005.

8.b5 Ne7 9.0-0 Be6 10.d3 Nd7 11.Ng5 Nc5 12.e3 Bc8 13.Nge4 Ne6 14.a4 f5 15.Nd2 g5 Black prepares the advance f4 16.Nd5 g4 17.f4 gf3 18.Bf3 (18.Qf3? e4 19.de4 Bb2–+; 18.Rf3?! Nd5 19.cd5 Nc5=) 18...f4 19.ef4 ef4 20.Bg7 Kg7 21.Be4 Nd5 22.Bd5 Ng5 23.Ra2 fg3 24.hg3 c6 (better is 24...Rf1!? 25.Qf1 c6 26.Qa1 Kg6+=) 25.Qa1+/– Kg6 26.Be4 (26.Rf8!? Qf8 27.bc6 bc6 28.Bc6+/–) 26...Ne4+= 27.Ne4 (27.Rf8 Qf8 28.Ne4 Bf5+=) 27...Bf5 28.Qd4 White intends c5 28...Qb6? (better is 28...d5 29.cd5 Qd5 30.Qd5 cd5+=) 29.c5+– dc5 30.Qd6 Kg7 31.Qe7 (better is 31.Qe5 Kg6 32.Raf2+–) 31...Rf7? (better is 31...Kg8 32.Raf2 c4+/–) 32.Qe5+– (32.Qe5 Kg8 33.Rf5 Rf5 34.Qf5+–) 1–0. Novacek,Josef – Kamlach,Miroslav, Prague U26, 1968. (=1.c4 Nf6 2.Nf3 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5)

8.b5 Ne7 9.0-0 Be6 10.d3 h6 11.Nd2 c6 12.a4 Qd7 13.Ba3 Rfd8 14.Rb1 c5 15.e4 Nh7 (15...a6=) 16.Nd5 f5 17.b6 (17.Bb2 Rf8+=) 17...a6 (17...Bd5 18.ed5 ab6 19.Rb5+=) 18.ef5 (18.Nc7 Rab8+=) 18...gf5 (better is 18...Bf5!? 19.Qf3 Rab8 20.Ne7 Qe7=) 19.Nc7+/– Rab8 20.f4 Bf7 21.fe5 Be5 22.Nf3 Bg7 23.d4 (23.Bb2!?+/–) 23...Bc4+= 24.Re1 cd4 (24...Ng5!? 25.dc5 dc5 26.Ng5 hg5 27.Bc5 Qd1 28.Rbd1 Rd1 29.Rd1 Ng6+/–) 25.Rc1+/– Bf7 26.Ne6 Nc6 (better is 26...Nd5!? 27.Ng7 Kg7 28.Nd4 Nhf6 29.Bd6 Rbc8+/–) 27.Ng7+– Kg7 28.Nd4 Nf6 29.Bc6 bc6 30.Re7!! (30.Re7 Qe7 31.Nf5 Kf8 32.Ne7 Ke7 33.Qe2 Kf8 34.Rc6+–) 1–0. Hodgson,Julian (2640) – Efimov,I (2520), zt, 2000. (=1.c4 Nf6 2.Nf3 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5)

8.b5 Ne7 9.0-0 Bg4 10.h3 (10.d4 ed4 11.Qd4 a6=) 10...Be6 11.Qb3 Qc8 12.g4 (12.Ng5 Bd7 13.f4 ef4 14.Rf4 h6+=) 12...h5 13.g5 Nh7 (13...Nd7 14.Nd5 Nd5 15.cd5 Nc5–/+) 14.Kh2= f5 (14...c6 15.Ne4=) 15.gf6+= Bf6 (15...Nf6 16.Ng5 c6 17.bc6 bc6 18.Ba3+=) 16.d3 (16.Ne4 Bg7+=) 16...Nf5 (16...Ng5 17.Ng5 Bg5 18.e3+=) 17.Nd5 (17.Ne4 Bg7+=) 17...Bd5 18.cd5 Nh4 (18...Ng5 19.Rg1+=) 19.Nh4 Bh4 20.d4 ed4 21.f4 Qf5 (21...Qf5 22.Bd4 Nf6+/–; 21...Re8!? 22.Qc2 Qf5 23.Qf5 gf5+=). amoruritme – Letsplay!, ChessWorld.net, 2005. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 d6 5.Bg2 0-0 6.c4 e5)

9.0-0 Nd7 10.Nd4 ed4 11.Nd5 Re8 12.d3 Rb8 13.Nb4 Nc5 14.Re1 Bd7 15.Nc2 Ne6 16.a4 c5 17.Qd2 h5 18.Rab1 h4 19.Bc1 hg3 20.fg3 Be5 21.Rf1 Ng7 22.Qe1 Nf5 23.Qf2 Be6 24.Bd2 Kg7 25.Rbe1 Rh8 26.e4 Nh6 27.Bf3 Qd7 28.h4 Bh3 29.Bg2 Bg2 30.Kg2 Ng4 31.Qf3 Rh5 32.Bf4 Rbh8 33.Be5 de5 34.Rh1 Qe6 35.Ref1 R8h7 36.a5 Kg8 37.Ra1 f5 (better is 37...g5!?+=) 38.a6+= b6 39.ef5 Rf5 40.Qg4 Rf2 41.Kh3 Qg4 42.Kg4 Rc2 43.Kg5 Rg2 44.Rhg1 Rg1 45.Rg1 Kg7 46.Re1 (better is 46.g4!? Rh8 47.h5+/–) 46...Rh5= 47.Kg4 Rf5 48.Kh3 Kf6 49.Kg2 Ke6 50.Re4 Kf6 51.Re2 Rh5 ½–½. Schumacher – Gries,Volker, FRG Hochschul–ch, 1982. (=1.Nf3 Nf6 2.c4 d6 3.g3 g6 4.b4 Bg7 5.Bb2 0-0 6.Bg2 e5)

9.0-0 Nf3 10.Bf3 a6 11.a4=.

9.0-0 Bg4 10.Ne1 Qc8 11.f3 Bh3 12.e3 Bg2 13.Ng2 Ne6 14.d3 c6 15.a4 d5 16.cd5 Nd5 17.Nd5 cd5 18.f4 e4 19.Bg7 Ng7 20.de4+/– de4 21.Qd5 Qc2 (21...Qe6 22.Qb7 Rfb8 23.Qc6+/–) 22.Rf2 (22.Rfc1 Qd3 23.Qb7 Ne6+/–) 22...Qc3 23.Rd1 Nf5 24.Qe4 Rad8 (24...Rfd8 25.Rff1+/–) 25.Rff1 h5 (better is 25...Nd6!? 26.Qf3 Rfe8+/–) 26.Rd8+– (26.Qb7?! Rd1 27.Rd1 Ne3 28.Ne3 Qe3 29.Kh1 Re8+/–) 26...Rd8 27.Qb7 Ne3 28.Qe7 Rd3 29.Ne3 Re3 30.Qd8 (30.Qa7!? Rg3 31.Kh1+/–) 30...Kg7+= 31.f5 (31.Qd5!?+=) 31…Rg3= ½–½. Polugaevsky,Lev – Van Wely,L, Groningen NED, 1993. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5)

9.0-0 Bg4 10.Ne1 Qc8 11.f3 Bh3 12.e3 Bg2 13.Ng2 Ne6 14.d3 c6 15.a4 d5 16.cd5 Nd5 17.Nd5 cd5 18.f4 e4 19.Bg7 Ng7 20.de4 de4 21.Qd5 Rd8 22.Qe4 f5 23.Qf3 Qc7 24.Rac1 Qb6 25.Rc4 Rd2 26.Rd1 Rd1 27.Qd1 Ne6 28.Qd7 a5 29.h3 Rd8 30.Rc8 Rc8 31.Qc8 Kf7 32.Qd7 Kg8 33.g4 Ng7 34.Kf2 h6 35.Nh4 Qf6 36.Nf3 Qc3 37.Qb7 Qc2 38.Kg3 Qa4 39.Qc8 Kh7 40.b6 g5 41.b7 gf4 1–0. Fritz 6 – Doctor? 3.0, 2004.

9.d3 Ne6 10.Nd2 Nd7 11.a4 f5 12.Nd5 Ndc5 13.Nb3 Nb3 14.Qb3 Nc5 15.Qc2 Be6 16.0-0 Qd7 17.f4 c6 18.Nb4 Rfc8 19.Rfd1 a5 20.ba6 Na6 21.Na6 Ra6 22.e3 Qf7 23.Bc3 ef4 24.ef4 b5 25.Bg7 (25.cb5? cb5 26.d4 b4–+) 25...Qg7 26.cb5 (26.Kh1!?=) 26...cb5+= 27.Qe2 Qd4 28.Kh1 Bf7 29.a5 b4 30.Qd2 (30.Ra4!?+=) 30...b3 31.Rac1 Rc5 32.Rc5 dc5 33.h4 Re6 34.Kh2 Ra6 Black prepares the advance c4 35.Re1 (35.Kh1 Qa4 36.h5–+) 35...c4 (better is 35...Qa4!?–+) 36.Qb4+= Rd6 37.dc4 Bc4 38.Re8 Kf7 39.Rc8 Be6 40.Rc7 Kf6 41.Qb8 Rd8 42.Qb7 b2 (42...h6!?+=) 43.a6 Qf2 1–0. Gross,Stefan (2410) – Gunawan,Ronny (2440), Minsk, 1986. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5)

9.d3 Ne6 10.Nd2 Nh5 11.a4 f5 12.a5 Rb8 13.Nb3 f4 14.Ne4 Ng5 15.Nbd2 ½–½. Jongsma,Alexander – Zuckerman,Bernard, Hoogovens–B Wijk aan Zee, 1968. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0-0 5.c4 d6 6.Bg2 e5)

9.d3 Nf3 10.Bf3 Bh3 11.Bb7 Rb8 12.Bf3 a6 13.a4 ab5 14.ab5 e4 15.Ne4 Ne4 16.Bg7 Nf2 17.Kf2 Kg7 18.Ra7 c6? (better is 18...Re8+–) 19.Qa1 Kg8 20.bc6 Qb6 21.d4 Rfe8?? (21...Rfc8 22.Rb7 Qd8+–) 22.c7 Qb3 23.cb8Q (23.cb8B? Qe3 24.Ke1 Qf3–+; 23.cb8N?? Qe3 24.Ke1 Qf3–+) 23...Qe3 (23...Rb8?? 24.g4 Qc4 25.Kg3 Bg4 26.Bg4+–) 24.Ke1 Rb8 25.Ra3 Rb3 26.Rb3 Qb3 27.Bd5 Kg7 28.Kf2 Qc2 29.Qc1 Qf5 30.Qf4 Qd7 (30...Qf6 31.Rb1 Be6 32.Be6 Qe6 33.Rb7+–) 31.Rb1 (31.Rb1 Be6 32.Rb7+–) 1–0. usingprogram (2045) – kaspkarpov (1650), kurnik, 2012.

9.Nd4 ed4 10.Nd5 Nd5 11.Bd5 +=.

8.0-0 e4 9.Ng5+= Ng4 10.Nge4 f5 11.f3 Nh2 12.Kh2 fe4 13.Qb3 ef3 14.Rf3 Ne5 (14...Rf3!? 15.Bf3 c6=) 15.Rf8+= Qf8 16.Rf1 Qd8 (16...Ng4 17.Kg1 Bd4 18.e3=) 17.c5 Kh8 18.cd6 (18.Qd5 Qg5+=) 18...Qd6= 19.Ne4 Qe7 20.Nc5 a5 21.Nb7 Be6 22.Qa3 Qb4 23.Nc5 Re8 24.Ne6 Ng4 25.Kh3 Bb2 26.Qb4 ab4 27.Nc7 (worse is 27.Kg4 Re6 28.e3 h5 29.Kh3 c5=) 27...Re2 28.Kg4 Rg2 29.Rf8 Kg7 30.Ne6 Kh6 31.Rf1 Rh2 32.d4 Bc3 33.d5 Be5 34.Rd1 (34.Rb1 Bd6+=) 34...Bd6 35.Nd8 Kg7 36.Nb7 ½–½. Smithers,Steve (2465) – Soentges,Karl_Heinz, IECC, 1999. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0-0 5.c4 d6 6.Bg2 e5)

8.0-0 Qe7 9.d4=.

8.0-0 Re8 9.Nd5 (9.d3 a5 10.a3 ab4 11.ab4 Ra1 12.Qa1 c6=) 9...c6 (9...Nd5 10.cd5 e4 11.Nd4+=) 10.Ne3= Nh5 11.Qc2 f5 12.c5 d5 13.a4 f4 14.Nd1 Nf8 (14...e4 15.Nd4 Ne5+=) 15.e4 (15.d3 g5=) 15...g5 (15...de4 16.Qe4 Nf6 17.Qc2–/+) 16.d3 (16.d4 ed4 17.ed5 cd5 18.Nd4 g4=) 16...g4+= 17.Ne1 f3 18.Bh1 Ne6 19.h3 Ng5 20.hg4 Bg4 21.Kh2 Qf6 22.Bc1 Nf4! 23.gf4 (23.gf4 Qh6 Combination) 23...Qh6 24.Kg1 Nh3 (24...ef4 25.Qa2 Ba1 26.a5–+) 25.Kh2 Nf4 (25...ef4 26.Ra2 Bd4 27.Be3 fe3 28.Bf3 Be5 29.Kg2 Ng1 30.Bg4 Qh2) 26.Kg1 Ne2 27.Qe2 fe2 28.Bh6 ef1Q?? (28...Bh6 29.Ne3 Bh3–+ (29...ef1B 30.Ng4 Bh3 31.Nh6 Kg7 32.ed5+/–; 29...ef1Q?! 30.Kf1 Be3 31.fe3–+; 29...ef1R?! 30.Kf1 Be3 31.fe3–+)) 29.Kf1+= Bh6 30.ed5 cd5 31.Bd5+= Kh8 32.Bb7 Rab8 33.Bc6 Rec8+= 34.b5 a6?? 35.f3 Bh3 36.Ke2 Bf8 37.Nf2?? Bf5?? 38.Rc1+/– ab5 39.ab5 Rc6 40.bc6 Rc8 41.Ng4 Bg4 42.fg4+– Rc6 43.Nf3 Bd6?? 44.Ke3 Rc5 45.Rc5 Bc5 46.Ke4 Bd4?? 47.Ne5 (47.Ne5 Bc3 48.Nc6+–) 1–0. Vasilev,Sergey – Mirza,Solyom (1670), FSFMB May, 2012. (=1.b4 e5 2.Bb2 d6 3.g3 Nf6 4.Bg2 g6 5.Nf3 Bg7 6.c4 0-0 7.Nc3 Nbd7)

8.d3 Ng4 9.0-0 f5 10.e4 a5 11.a3 f4 12.h3 Nh6 13.Ng5 Nf6 14.Nf3 Nf7 15.Kh2 g5 16.Nd5 h6 17.Nf6 Bf6 18.Rh1 Be6 19.g4 c5 20.b5 b6 21.Qg1 Nh8 22.Bf1 Ng6 23.Be2 Kf7 24.Kg2 Ke7 25.Kf1 Kd7 26.a4 Kc7 27.h4 Nh4 28.Nh4 gh4 29.f3 Bg5 30.Kg2 Kb7 31.Qd1 Ka7 32.Ba3 Kb7 33.Bb2 Bf7 34.Ba3 Qe7 35.Kf2 Rg8 36.Ke1 h5 37.Kd2 hg4 38.fg4 Rh8 39.Bf3 h3 40.Bb2 Rh4 41.d4 ed4 42.e5 Ka7 43.Ba8 Ka8 44.Qf3 Qb7 45.Qb7 Kb7 46.ed6 h2 0-1. gvd (1765) - worldsonfire (1830), Rated Blitz game, lichess.org, 2014. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 d6 5.g3 0-0 6.Bg2 e5)

8.d3 Ng4 9.e3 f5 10.Qe2 a5 11.b5 Nc5 12.0-0 Kh8 (12...a4 13.a3=) 13.Nd2 Rb8 14.Nb3 Nb3 15.ab3 b6 16.b4 ab4 17.Nd5 Bb7 18.Nb4 Bg2 19.Kg2 Qd7 20.Ra7 f4 21.ef4 ef4 22.Bg7 Kg7 23.Qb2 Kh6 (23...Ne5 24.Nd5 f3 25.Kh1 Qh3 26.Rc7 Rf7=) 24.Nd5+– f3 25.Kg1 Ne5 26.Qc1 g5 27.h4 Rg8 28.Rc7 (28.d4!? Nf7 29.Qe3 Rgf8+–) 28...Qh3 29.Nf4 Qg4 30.hg5 Rg5 31.Kh2 Rf8 32.Nh3 Rff5 33.Re1 (better is 33.Rh1 Kg6 34.Ng5 Qg5 35.Qc2 Ng4 36.Kg1+–) 33...Kg6 34.Re4 (34.Ng5 Rg5 35.Re5 Re5–+) 34...Qh5?? (better is 34...Rh5 35.Rg4 Ng4 36.Kg1 Rh3=) 35.Rh4+– Qh4 36.gh4 Rg2 37.Kh1 Ng4 38.Qf1 (38.Qa1 h6 39.Qa7 Rh2 40.Kg1 Rh3 41.Qb6 Rg3 42.Kf1 Rg2+–) 38...Rh2 39.Kg1 (39.Kg1 Rg2 40.Qg2 fg2 41.Rc6+–) 1–0. Akesson,Ralf (2230) – Danailov,Silvio (2295), EU–ch U20 Groningen, 1980. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0-0 5.Bg2 d6 6.c4 e5)

8.d3 Be6 9.0-0 Nc6 10.b5 Ne7 11.Nd2 Rb8 12.Qa4 Nc8 13.Qc2 Qd7 14.Rfc1 Bh3 15.Bh1 Ng4 16.Nd1 f5 (better is 16...Ne7!?=) 17.f3+/– f4 18.fg4 fg3 19.Bf3 Bg4 20.hg3 Bf3 21.ef3 Qh3 22.Ne4 Rf3 23.Qg2 Qf5 24.Ndf2 Nb6 25.a4 Rf8 26.a5 Nd7 27.Rf1 Qe6 28.Rae1 R3f7 29.Qh3 Qe7 30.Bc1 g5 31.Ng4 Rf1 32.Rf1 Rf1 33.Qf1 Qe6 34.Ne3 c6 35.Qf5 Qf5 36.Nf5 d5 37.Ned6 (better is 37.bc6 bc6 38.cd5 cd5 39.Ne7 Kf7 40.Nd5+–) 37...Nc5? (37...dc4 38.dc4 cb5 39.cb5 b6+–) 38.Nb7! (38.Ng7 Kg7 39.Nb7 Nb7 40.bc6 Nd6+–) 38...Nb7 (38...Ne6+–) 39.bc6 (39.Ng7 cb5 40.Nf5 dc4 41.dc4 bc4 42.Nh6 Kg7+/–) 39...e4 40.cb7 Be5 41.cd5 1–0. Wittke,Martin (2215) – Grigore,George Gabriel (2460), Berliner Sommer, 1996. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 d6 5.Bg2 0-0 6.c4 e5)

8.d3 Re8 9.Nd2 Nbd7 (9...c6 10.0-0=) 10.0-0 Nf8 11.Nd5 N6h7 12.b5 f5 (12...Ne6 13.a4=) 13.Rc1 (13.a4 Ne6+=) 13...Bd7 14.Nb4 Rb8 15.Nb3 Ne6 16.e3 Nf6 17.a4 Nc5 18.a5 (18.Nc5 dc5 19.Nd5 Nh5+=) 18...Nb3 (18...c6 A) worse 19.bc6 bc6 20.Nc5 dc5 (20...Rb4?! 21.Nd7 Qd7 22.Bc3=) 21.Nc6 Bc6 22.Bc6 Rb2 23.Be8 Qe8–/+; B) 19.Qc2=) 19.Qb3 c5 20.bc6 bc6 21.Qa3 Qc8 22.Bc3 c5 23.Nd5 Bc6 24.d4 Bd5 25.cd5 cd4 26.Bd4 Qd7 27.Ba1 e4 28.Rc6 Red8 29.Qa2 Qf7 30.Bf6 Bf6 31.Rfc1 Rb2 32.Qc4 Rbb8 33.Bf1 Be5 34.Qa6 (34.a6 Rd7=) 34...Rd7 (34...Qd5?? 35.Bc4 (35.Qa7?! Qf7 36.Qf7 Kf7+=) 35...Qf7 36.Bf7 Kf7 37.Qa7 Kf6 38.Qh7+–) 35.Rc8 Rc8 36.Qc8 Kg7 37.Bb5 Re7 38.Bc6 g5 39.Rb1 Bc3 (better 39...Qf8!? 40.Qa6 Qf7+=) 40.Rb8+– Kg6 (40...Ba5?? 41.Qh8 Kg6 42.Rf8+–) 41.Be8 Re8 42.Qe8 Ba5 (42...Qe8 43.Re8 g4 44.a6+–) 43.Qc6 Qf6 (43...Kh5 44.Qd6 Bc7 45.Qe6 Qe6 46.de6+–) 44.Rb7 Qe5 (44...Qf8+–) 45.Ra7 Bb4 (45...Bc3 46.Ra8 Qg7 47.Qd6 Qf6 48.Qc6 Qc6 49.dc6+–) 46.Qb7 (46.Qb7 Qf6 47.Qb4+–) 1–0. Santos Ruiz,Miguel (2325) – Aymerich Verdaguer,Eduard (2090), Salobrena Spain, ChampionshipU18, 2015. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 d6 5.g3 0-0 6.Bg2 e5 7.Nc3 h6)

8.a3 e4 9.de4= Ne4 10.Bg7 Kg7 11.Qd4 Qf6 12.Nbd2 Re8 13.b5 Nc5 14.e3 Nbd7 15.0-0 h6 16.Rfe1 Nb6 17.h4 Be6 18.Bf1 a4 19.Qf6 Kf6 20.Nd4 g5 21.hg5 hg5 22.Rac1 g4 23.Be2 Nbd7 24.Kg2 Ne5 25.Rh1 Rh8 26.Rh8 Rh8 27.Rh1 Rh1 28.Kh1 d5 29.cd5 Bd5 30.Kg1 Nb3 31.Nb1 Na5 32.Kf1 Bb3 33.Ke1 c5 34.bc6 bc6 35.Kd2 c5 36.Nb3 ab3 37.Kc3 Ke6 38.Nd2+= c4 39.Kb4 Nec6 40.Kc3 Ne5= 41.Kb4 Nec6 42.Kc3 Ne5= 43.Kb4 Nec6 ½–½. Dive,Russell (2330) – Ziska,Helgi Dam (2465), 40th Men Olympiad, 2012. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.d3 a5)

8.a3 e4 9.de4 Ne4 10.Bg7 Kg7 11.Qd4 Qf6 12.Nbd2 Re8 13.Ne4 Re4 14.Qf6 Kf6 15.Nd2 Re7 16.b5 Kg7 17.Ne4 Be6 18.b6 Ra6 (worse is 18...Bc4 19.bc7 Rc7 20.Nd6+/–) 19.bc7 Rc7 20.Rd1 Rd7 21.c5 d5 22.Nc3 Rc6 23.Nd5 Rc5 24.Nf4 Rd1 25.Kd1 Bb3 26.Kd2 Rc2 27.Ke3 Nc6 28.Ra1 b5 29.Be4 Rc5 30.Nd3 Rc4 31.Nb2 Rc5 32.Nd3 Rc4 33.Nb2 Rc5 ½–½. Belezky,A (2455) – Koepke,C (2340), Muenchen GER, 2013. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.d3 a5)

8.a3 Qe7 9.0-0 ab4 10.ab4 Ra1 11.Ba1 Nc6 12.Qb3 e4 (12...Re8 13.b5 Nd4 14.Nd4 ed4 15.Bd4 Qe2 16.Qc3+=) 13.de4+= Ne4 14.Bg7 Kg7 15.Nc3 Nc3 16.Qc3 Qf6 17.Qd2 Be6 18.Rc1 Ra8 19.Ng5 Ra1 20.Ne6 fe6 21.Bc6 bc6 22.Ra1 Qa1 23.Kg2 Qe5 24.Qd3 c5 (24...d5 25.e4=) 25.f4+= Qh5 26.Qe3 (better is 26.b5!?+=) 26...cb4=+ 27.Qe6 Qc5 (27...Qf5 28.Qe8=+) 28.Qe7= Kg8 29.Qe8 Kg7 30.Qe7 Kg8 31.Qe8 Kg7 ½–½. Helis,T (2270) – Ulak,S (2315), Krynica–open A, 1998.

8.a3 Qe7 9.0-0 Re8 10.Nbd2 Nc6 11.b5 Nd8 12.Ng5 h6 (12...Ng4 13.Nge4+=) 13.Nge4+= Ne4 14.Ne4 f5 (14...Ne6 15.Nc3+=) 15.Nc3 Ne6 16.Qd2 (16.Nd5 Qd8+=) 16...Nc5 (16...Qg5 17.e3+=) 17.Rab1+/– Be6 18.Nd5 Bd5 19.Bd5 Kh7 20.Bc3 Qd7 21.Bg2 (21.Ba5 e4 22.Rfc1 c6 23.bc6 bc6–+) 21...a4+= 22.Bb4 e4 23.Bc5 dc5 24.Rbd1 e3 25.fe3+/– Re3 26.Bb7 Qd4 27.Kh1 Rae8 28.Bf3 h5 29.Rg1 Be5 30.Rg2 Kg7 31.Rf1 Rh8+= 32.Qc1 h4 33.g4 h3 34.Rgg1 Qf4 35.Rf2+= Rf8 36.gf5 Rf5 37.Rg4 Qg4= ½–½. Antonone,Riccardo (2225) – Ciciotti,Augusto Walter (2365), 62. Italian Championship Semif. B, 2009.

8.a3 Re8 9.0-0 h6 10.Nc3 Be6 11.Qc2 Qc8 12.Rfd1 Nbd7 13.e3 c6 14.Ne2 Qc7 15.Nd2 d5 16.cd5 Nd5 17.e4 N5b6 18.d4 ed4 19.Nd4 Ne5 (19...ab4!? 20.Ne6 fe6 21.Bg7 Kg7 22.ab4 Ra1 23.Ra1 Qd6=) 20.Ne6 Re6 (20...fe6 21.ba5 Ra5 22.f4+/–) 21.f4 Ng4 22.Bg7 Kg7 23.ba5 Nd7 24.Qc3 Kg8 25.h3 Ngf6 26.e5 Ne8 27.Nc4 Rd8 28.Qd3 Re7 29.Kh2 Ra8 30.e6! Nc5 31.ef7+– Kf7 32.Qc2 Nd7 33.Be4 Nef6 34.Bg6 Kf8 35.Re1 Nd5 36.Qf5 N7f6 37.Re5 Kg7 38.Rae1 Rf8 39.Qc2 Rd7 40.Bf5 Rdd8 41.Qe2 Kh8 42.Bc2 Qg7 43.Ne3 Ne3 44.Qe3 Nd5 45.Qf3 Ra8 46.Qh5 Nf6 47.Qh4 Ng8 48.R1e2 Rad8 49.Bb3 Rd3? 50.Bg8 Kg8 51.Re7 Rf7 52.Rf7 Qf7 53.Qh6 Ra3 54.Qg5 Kh8 55.Qd8 Kg7 56.Re7 (56.Re7 Ra2 57.Kg1 Ra1 58.Kf2 Ra2 59.Kf3 Ra3 60.Kg4 Ra5 61.Rf7 Kf7 62.Qa5+–) 1–0. Timurova,Lilia (2110) – Druzhinina,Olga, RUS–ch U20 Girls, 2000. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.d3 a5)

8.a3 Re8 9.e4 Nc6 10.b5 Nb8 11.0-0 Nbd7 12.Nc3 Nc5 13.Qc2 Nfd7 14.Rad1 Ne6 15.Ne2 Rf8 16.d4 ed4 17.Nfd4 Qe7 18.Rfe1 Ndc5 19.h3 Bd7 20.Kh2 Rfe8 21.f4 Qf8 22.f5 Nd4 23.Bd4 Bd4 24.Rd4 Qg7 25.Rd5 gf5 26.ef5 Re3 27.f6?? Qf6–/+ 28.Rf1 Qg6 29.Qd2 Rae8 30.Nf4 Qg3–+ 31.Kh1 Ne4 32.Qb2 Re1 33.Nh5 Rf1 34.Bf1 Nf2 35.Qf2 Qf2 (35...Qf2 36.Rd1 Bh3 37.Bh3 Qf3 38.Kg1 Qd1 39.Bf1 Qh5–+) 0–1. Hvenekilde,Jorgen (2295) – Danielsen,Henrik (2405), Politiken Cup, 1987.

8.ba5 Ra5 9.0-0 Nbd7 10.Nbd2 Ra8 11.Nb3 Nb6 12.Qc2 Na4 13.Ba3 c5 14.Rab1 Qc7 15.Bc1 h6 16.Ne1 Re8 17.Nd2 Ra7 18.Rb3 Bd7 19.Qb1 Bc6 20.Bc6 bc6 21.Ne4 Nd7 22.Bd2 d5 23.Nc3 Nc3 24.Bc3 Rea8 25.Rb2 Ra3 26.Bd2 R3a4 27.Nc2 dc4 28.dc4 Rc4 29.Ne3 Rca4–/+ 30.Rc1 Qd6 31.Nc4 Qe6 32.Nb6 Nb6–+ 33.Rb6 Ra2 34.Be3 e4 35.Rb8 Rb8 36.Qb8 Kh7 37.Bc5 Re2 38.Be3 Ra2 39.Qf4 Ra5 40.h4 Ra4 41.Rb1 Qd5 42.Kh2 Qd7–+ 43.Qb8 Qd3 44.Rb7–/+ Ra1 45.Rf7 Qd1 46.Rg7 Kg7 47.Qc7 Kg8 48.Qc8 Kf7 49.Qc7 Kg8 50.Qc8 Kf7 51.Qc7 Kg8 52.Qc8 ½–½. Chistiakova,T (2310) – Huang Qian (2350), WYg18, Halkidiki GRE, 2003.

8.ba5 Ra5 9.Nfd2 Nc6 10.Nb3 Ra8 11.Nc3 Be6 (11...Bd7 12.0-0=+) 12.0-0= Qd7 13.Re1 (13.Nd5 Bd5 14.cd5 Nb4=+) 13...Bh3 14.Bh1 Nh5 15.Nd5 f5 16.e3 f4 (16...Rfe8 17.f4=) 17.ef4 ef4 18.Bg7 Qg7 (18...Kg7 19.d4=) 19.g4 f3? (better is 19...Nf6!?=) 20.Bf3+/– Ne5 21.Re5 Qe5 22.gh5 Rae8 23.Ne3 gh5 24.Kh1 Kh8 25.Rc1 Qf4 26.Nd2 Re5 27.c5 dc5+/– 28.Rc4 Qf6 29.Qa1 b6 30.Nd5 Qg7 31.Nf4 Rfe8 32.Rc1 Bg4+= 33.Rg1 Qf6 34.Bg4 hg4 35.Nh5 Qc6? 36.Ne4+– Qd7 37.Rg3 Qd4 38.Qd4 cd4 39.Nhf6 Ra8 40.Rg4 h5 41.Rg3 Rf5 42.Rg6 Rf8 43.Rh6 Kg7+= 44.Rh7 Kg6 45.Rc7 R8f6 46.Nf6 Kf6 47.Rc6 Ke7 48.Kg2 b5 49.Kg3 Kd7 50.Rb6 Rc5 51.Kf3 Rf5 52.Ke2 Re5 53.Kf3 Rf5 54.Kg3 Rc5 55.f3 Rc3? 56.Rb5+– Rd3 57.Rh5 Ra3 58.Rd5 Ke6 59.Rd4 Ra2 60.Rf4 Ke5 61.Rf8 Ra1 62.h4 Rg1 63.Kh2 Rg7 64.Kh3 Rg1 65.h5 Ke6 66.Kh4 Ke7 67.Rf4 Ke6 68.h6 Ke5 69.Rg4 Ra1 70.Kg5 Rh1 71.Kg6 1–0. Vigoa Apecheche,Yanira – Baules,Jorge, Panama PAN, 1st Open, 2011.

8.ba5 c5 9.0-0 Nc6 10.Nc3 Ra5 11.Nd2 Bg4 12.h3 Be6 13.Kh2 h5 14.Nd5 Nh7 15.Bc3 Ra7 16.e4 Nd4 17.h4 Bg4 18.f3 Be6 19.Nb3 f5 20.Bd4 cd4 21.ef5 Bf5 22.f4 Nf6 23.Nf6 Bf6 24.Bh3 ½–½. Espig,Lutz (2470) – Gauglitz,Gernot (2310), DDR–ch, 1982.

8.ba5 e4 9.de4 Ne4 10.Bg7 Kg7 11.Nd4 Re8 12.Nd2 Ng5 13.h4 Ne6 14.Ne4 Ra5 15.Qd2 Nd4 16.Qa5 Bf5 17.Qc3 Nbc6 18.e3 Be4 (< 18...Re4 19.Be4 Be4 20.Rh2+=) 19.Kf1 Qe7 20.ed4 Bg2 21.Kg2 Qe4 22.Kh2 Qd4 23.Qd4 Nd4 24.a4 b6 25.Kg2 Re5 26.Rad1 Ne6 27.Rhe1 Ra5 28.Ra1 Kf6 29.f4 h5 30.Re3 Ke7 31.Ra2 Kd7 32.Kf3 Rc5 33.Rc3 d5 34.Rd2 d4 35.Rc1 Ra5 36.Rcd1 Ra4–/+ 37.Rd4 Nd4 38.Rd4 Ke6 39.Re4 Kf6 40.Ke3 Kf5 41.Re5 Kg4 42.Rg5 Kh3 43.Kd4 Ra3 44.Kd5 Rg3 45.Rg3 Kg3 46.Kc6 Kh4 47.Kc7 Kg3 48.Kb6 h4 49.c5 h3 50.c6 h2 51.c7 h1Q 52.c8Q Qb1 53.Ka6 Qd3 54.Ka7 Qd4 55.Ka6 Qf6 56.Ka7 Qf4 57.Qc3 Kg4 58.Qc6 Qe3 59.Kb8 g5 60.Qc2 f5 61.Kc8 Qe8 62.Kc7 Qe4 63.Qd1 Qf3 64.Qb1 Kh3 65.Qa1 g4 66.Qh8 Kg3 67.Kd6 Qd3 68.Ke6 Qe4 69.Kf7 f4 70.Qa1 Qe3 71.Kg6 f3 72.Qa7 Qa7 (72...Qa7 73.Kf6 f2 74.Ke5 Qb6 75.Kd5 f1Q 76.Ke4 Qf3 77.Ke5 Qbf6) 0–1. Nguyen,Piotr (2325) – Dworakowska,Joanna (2360), 51st YMCA Golden Autumn Poland, 2008.

8.b5 a4 9.0-0 Nbd7 10.e3 (10.a3 Re8=) 10...Nc5 (10...Re8 11.Re1=) 11.d4 ed4 12.ed4 Nce4 13.Nfd2 (13.Re1 Re8=) 13...Re8 (13...d5 14.Ne4 de4 15.Qe2=) 14.Ne4 Ne4 15.a3 d5 16.c5 (16.Re1 f5=) 16...Nc5 (16...Bd7 17.Qd3–/+) 17.dc5+= Bb2 18.Ra2 Qf6 19.Qc2 (better is 19.Bd5!? Bh3 20.Bg2 Bg2 21.Kg2+=) 19...Bd4–+ 20.Bd5 (20.Qd2 c6 21.Qb4 b6 22.cb6 c5–+) 20...Bh3 (better is 20...c6 21.Bc4 Bc5 22.bc6 bc6–+) 21.Rd1? (better is 21.Bb7!? Bf1 22.Kf1–/+) 21...Qe5 (21...Rad8 22.Qc4 (22.Bb7?? Bf2 23.Kh1 Rd1 24.Qd1 Re1 25.Qe1 Be1–+) 22...Qf5 23.Bg2 (23.Qd4 Rd5 24.f3 Rd4 25.Rf1 Bf1 26.h4 Qf3 27.Rh2 Qg3 28.Kh1 Rg4 29.Re2 Qg1) 23...Bf2 24.Rf2 Rd1 25.Rf1 Rf1 26.Qf1 Qc5 27.Kh1 Bg2 28.Kg2 Qc2 29.Kg1–+) 22.Bg2 Qe1! 23.Bf1 Bf1 24.Re1?? Re1 (24...Re1 25.Qd2 Rb1–+) 0–1. Buldrova – Blazkova, Litomysl, 1997. (=1.c4 Nf6 2.Nf3 g6 3.b4 a5 4.b5 Bg7 5.Bb2 0-0 6.g3 d6 7.Bg2 e5 8.d3)

8.b5 a4 9.a3 Nbd7=.

8.b5 a4 9.Na3 Nbd7 10.0-0 Nh5 11.Nd2 Nc5 (11...Re8 12.Ne4=) 12.Ne4 Ne6 ½–½. Rogac,Srdjan (2385) – Azaric,Slavko (2280), Druga League Srbije–Grupa Vojvodina, 2016. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 d6 5.g3 0-0 6.Bg2 e5 7.d3 a5)

8.b5 c5 9.0-0 Ra7 10.Qc2 b6 11.Nc3 Nh5 12.Rad1 f5 13.e3 Be6 14.Nd5 Bd5 15.cd5 Raf7 16.d4 e4 17.Ne5? (better is 17.Ne1=) 17...de5–+ 18.de5 Re7 19.e6 Qd6 20.Bg7 Ng7 21.f3 Ne6?? (better is 21...ef3 22.Bf3 Ne8–+) 22.de6+= Qe6 23.fe4 fe4 24.Rf8 Kf8 25.Rd8 Re8 26.Re8 Ke8 27.Be4 Nd7 28.Kf2 Ne5 29.h3 (29.Qe2 Ng4 30.Kf3 Kf8=) 29...Ke7 30.g4 Qc4 31.Qc4 Nc4 32.a4 Kf6 33.h4 h6 34.Bc2 g5 35.h5 Ke5 36.Ke2 Nd6 37.Kf3 Ne8 (37...Kd5!?–/+) 38.Bg6 Nf6 39.Bf5 (better is 39.Bf7!?+=) 39...Nh5!–/+ 40.Bc2 (40.gh5 Kf5) 40...Nf6 41.Bb3 Ne4 42.Bc2 Nd6 43.Bb3 c4 44.Bc2 Kd5 45.Ke2 Kc5 46.Kd2 Kb4 47.e4 Nf7 48.Ke3 Kc5 49.Bd1 Ne5 50.Be2 c3 51.Bd1 Nc4 52.Kd3 Nb2 (52...Nb2 53.Kc2 Nd1 54.Kd1 Kd4–+) 0–1. Gosling,Brian (2070) – Hodgson,John H (2215), Paignton op, 2005. (=1.Nf3 Nf6 2.c4 g6 3.b4 a5 4.b5 Bg7 5.Bb2 0-0 6.g3 d6 7.Bg2 e5 8.d3)

8.b5 c6 9.0-0 Be6 10.Nc3 Qc7 11.Rc1 Nbd7 12.Qc2 Nc5 13.Rfd1 Rfd8 14.Ba3 Ncd7 15.Ng5 Nb6 (better 15...Bf5!?+=) 16.Ne6 fe6 17.Ne4 (17.c5 dc5 18.bc6 bc6 19.Bc5 Nbd5+/-) 17...d5? (17...Ne4!? 18.Be4 Nd7=) 18.Ng5 (18.Nf6 Bf6 19.bc6 Rac8+/-) 18...Re8 19.Bh3 (better 19.bc6 bc6 20.cd5 ed5 21.Qc6 Qc6 22.Rc6+-) 19...dc4? (19...Bh6 20.Qd2+= (20.Ne6?! Qf7=)) 20.bc6?? (better 20.Be6 Re6 21.Ne6+-) 20...Qc6 21.Rb1 (better 21.dc4!? Bh6 22.Bg2+/-) 21...h6 (21...Rac8 22.Bg2 Nfd5 23.Ne4=) 22.Ne6 (22.Nf3!? Nfd5 23.dc4 Nc4 24.Bc1=) 22...Re6=+ 23.Be6 (23.dc4 Rae8 24.c5 Nbd5 25.Be6 Re6=) 23...Qe6-/+ 24.dc4 Rc8?? (24...e4 25.Rdc1=+) 25.c5?? (better 25.Qg6 Nbd7 26.Rb7+-) 25...Nbd5 (25...e4 26.Rdc1 Qh3 27.f3=+) 26.Qb3 (26.Qg6 e4 27.Rb7 Ne7+/-) 26...Qf7 (26...e4!?=+) 27.e4 Ne4 Attacking the isolated pawn on c5 28.Qd5 Qd5 29.Rd5 Nc3 30.Rdd1 Nb1 (30...Bf8 31.Re1 Nb1 32.Rb1 Bc5 33.Bc5 Rc5 34.Rb7-/+) 31.Rb1= e4 (31...Rc7!?=) 32.Rb7+= Rc6? (32...Bd4 33.Rb6 Rf8 34.Bb2 Bf2 35.Kg2 Bc5 36.Rg6 Kf7 37.Rh6=) 33.Rb5 (33.Rb6 Rc7 34.Rg6 Kh7+-) 33...Bf8? (better 33...Bd4+/-) 34.Ra5+- Kf7 35.Kf1 Ke6 36.Ke2 Kd5 37.Ke3 Bc5?? (better 37...Bg7 38.Ra4 Bc3+-) 38.Bc5 Rc5 39.Rc5 Kc5 40.Ke4 Kb4 (40...Kd6 41.f4 Ke6 42.a4+-) 41.Ke5 Ka3 42.Kf6 Ka2 43.Kg6 1-0. Spiritchaser84 (2215) - dtue (1945), Rated Bullet game, lichess.org, 2015. (=1.Nf3 (A15: English Opening: 1...Nf6) 1...Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.d3 a5 8.b5)

8.b5 Re8 9.0-0 a4 10.a3 Nbd7 11.Nc3 Nc5 12.Rb1 Bf5 13.Nh4 Be6 14.Qc2 Qd7 15.e3 Bh3 16.f4 (16.d4 Bg2 17.Ng2 Qh3=) 16...Bg2 (16...ef4 17.Ne2 Qe7 18.Nf4 Qe3 19.Kh1 Bg2 20.Nhg2=) 17.Ng2= Qh3 18.fe5 de5 (18...Re5? 19.d4 Ng4 20.Nf4+–) 19.Ne1 Ng4 20.Qe2 e4 21.d4 Nd3 22.Nd5 (22.Nd3 ed3 Passed pawn) 22...Rac8 23.Qg2 (23.Bc3 f5=) 23...Qg2 24.Ng2 c5 25.bc6 Rc6 (25...bc6!? 26.Nb6 Rcd8 27.Na4 Bh6–/+) 26.h3 (26.Ba1 Rc4 27.h3 Nh6 28.Rb7 Rc2=) 26...Nh6 27.Bc3 Rc4 28.Rb7 The backward pawn on f7 becomes a target 28...Rd8 29.Ne7 (29.Bb4 A) 29...Rd5? 30.Rb8 Bf8 31.Bf8+– (31.Rf8?! Kg7 32.Ra8 Nb4 33.Ra4 Rb5=); B) 29...Nb4 30.Rb4 Rb4 31.Nb4 Bf8=) 29...Kh8 30.Ba5 Ra8 31.g4 (31.Bc7 Bf8 32.Bf4 Nf4 33.Rf4 Rc1 34.Kh2 Rc3+=) 31...Bf8 32.Bd2 Rc2 33.Be1 Ne1 (33...g5 34.Bg3+=) 34.Re1 (34.Ne1 Rc3 35.g5 Re3 36.gh6 Be7 37.Re7 f5+=) 34...Re8 (34...Ng8 35.Ng8 Kg8 36.Rf1 Ba3 37.Rff7 Rc1 38.Kh2 Bd6 39.Nf4=) 35.Nd5= Kg7 36.Ra7 ½–½. Valverde Lopez,Mario (2065) – Hilton,Stephen H, Champions League, 2007.

8.b5 Re8 9.0-0 c6 10.Nc3 d5 11.cd5 cd5 12.e4 (12.Rc1 Qd6=) 12...d4 13.Ne2 Nbd7 14.a4 b6 15.Nd2 Nc5 16.Nc4 Nh5 (16...Be6 17.Rc1=) 17.Rc1 (17.f4 ef4 18.e5 Bb7 19.Bb7 Nb7+/-) 17...Bg4 18.f3 Bd7 (better is 18...Be6=) 19.Ne5 (better is 19.f4 ef4 20.e5+/-) 19...Be5-/+ 20.Bd4 (20.f4 Bg7 21.e5 Rc8 22.Nd4 Bf8=+) 20...Bd6 (20...Bd4 21.Nd4 Qf6 22.Ne2-/+) 21.e5 Bf8 (21...Re5 22.Be5 Be5 23.d4+-) 22.f4 Bf5 (better is 22...Bg4!? 23.Bf3 Bf3 24.Rf3 Qd5-/+) 23.Ba8= Qa8 24.Nc3?? (better is 24.Bc5!? Bh3 25.Rf2 Bc5 26.d4=) 24...Nd3 (24...Rd8 25.Ne2-/+) 25.Ra1 (25.Rc2!? Qd8 26.Ne2-/+) 25...Bh3 26.Qd3?? (better is 26.Qf3 Bf1 27.Rf1 Qf3 28.Rf3-+) 26…Qg2 0-1. Hasler,Ulrich - Wolfram, CiF, 1990. (=1.b4 a5 2.b5 Nf6 3.Bb2 g6 4.c4 Bg7 5.Nf3 0-0 6.g3 d6 7.Bg2 e5 8.d3)

8.b5 Re8 9.0-0 Nbd7 10.Nbd2 Nc5 11.Rc1 Nfd7 12.Qc2 Qe7 13.e4 Ne6 14.Rfe1 Ndc5 15.h3 Bd7 16.Nb3 Nb3 17.Qb3 a4 18.Qb4 c6 19.Ba3 Nc5 20.Rcd1 cb5 21.cb5 Be6 22.d4 ed4 23.e5 b6 (worse 23...Ba2 24.ed6 Qd6 25.Re8 Re8 26.Qc5 Qc5 27.Bc5+-) 24.Nd4 de5 25.Ne6 Qe6 26.Ba8 Ra8 27.Qd2 Rc8 28.Qd6 Qa2 29.Bc5 Bf8 30.Qb6 (30.Qe5!? Bc5 31.Re2+=) 30...Bc5= 31.Qf6 Bd4 32.b6 Qb3 33.Rd4 ed4 34.Qd4 a3 35.Qd7 Rf8 36.Qa7 a2 37.b7 Qb1 38.Rf1 Rd8 39.Qa8 Rf8 40.h4 h5 41.Kh2 Qf1 42.Qf8 Kf8 43.b8Q Kg7 44.Qb2 ½-½. Grafil,F (2215) - Quizon,Daniel (2330), Thailand Pattaya Open, 2018. (=1.Nf3 (A15: English Opening: 1...Nf6) 1...Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 d6 5.g3 0-0 6.Bg2 e5 7.d3 a5 8.b5)

8.b5 Nh5 9.0-0 f5 10.Nfd2 Nd7 11.Nc3 f4 12.Rc1 (12.g4 Nhf6 13.g5 Ne8=) 12...Nc5= 13.Na4 Na4 14.Qa4 Kh8 15.c5 d5 16.c6 b6 17.Qb3 (17.Nf3 d4+=) 17...Be6= 18.Nf3 a4 19.Qb4 d4 20.Ra1 g5 21.Nd2 Rf7 22.Ba3 g4 23.Be4 (23.Ne4 Bf8 24.Qb2 Ba3 25.Qa3 Qe7 26.Qe7 Re7=) 23...Qg5 24.Nc4 (24.Qb2 Bh6 25.Bb4 a3=+) 24...Nf6 25.Rac1 (25.Bg2 Nd5 26.Bd5 Bd5–/+) 25...Ne4 26.de4 Qh5 27.Nd6? (better 27.Qb2–/+) 27...Rf6 28.Nf5 Bf5 29.ef5 (29.Bb2 Qh3 30.f3 fg3–+) 29...Qh3 (29...Qf5?! 30.Rce1–+) 30.Qe7 (30.f3 fg3 31.Rf2 gf2 32.Kf2 gf3 33.ef3 Rf5 34.Ke1 Qf3 35.Kd2 Qe4 36.Rf1 Rf1 37.Qf8 Bf8 38.Bf8 Qe3 39.Kc2 Qe2) 30...Rh6 (30...Rh6 31.Qg7 Kg7 32.Bf8 Kf8 33.Rfd1 Qh2 34.Kf1 Qh1; 30...f3 31.ef3 gf3 32.Qg7 Kg7 33.Bf8 Raf8 34.Rfd1 Qg2) 0–1. jvanmechelen (2475) – sisterofmercy (2525), net–chess.com, 2014. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 a5 6.b5 d6 7.Bg2 e5 8.d3 Nh5)

8.b5 Nh5 9.Nc3 f5 10.Qd2 h6 11.0-0 Kh7 (11...g5) 12.e3 g5 (12...Be6 13.Ne1 c6 14.Ba3) 13.Ne1 Nd7 14.Ne2 (14.d4 f4 15.Be4 Kh8 16.ef4 ef4) 14...Nc5?! 15.Qc2 Kh8 16.f4! a4 17.Rd1 a3 18.Ba1 Qe8 19.fe5 de5 20.d4 ed4 21.ed4 Ne4? (21...Qe3 22.Kh1 f4 23.dc5 Bf5 24.Bg7 Ng7 25.Qd2!; 21...Na4 22.Nd3 f4!?) 22.Nd3 Qg6? (22...Nd6) 23.Be4 fe4 24.Rf8 Bf8 25.Ne5 Qh7 26.Rf1 Be6? (26...Bh3 27.Rf7 Bg7 28.g4 Nf4 29.Ng3) 27.d5 Bh3 28.Rf7 Bg7 29.g4 1–0. Waestfelt,Torsten – Thapper,Roland, Sweden ch corr SSKK SM–1973, 1974. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.d3 a5)

8.b5 Nh5 9.Nc3 f5 10.e3 c6 11.Nd2 Be6 12.a4 Qc7 13.0-0 Nd7 14.bc6 bc6 15.Rb1 Nc5 16.Qe2 Rab8 17.d4 ed4 18.ed4 Bd4 19.Nb5 cb5 20.Bd4 Rfe8 21.ab5 Bf7 22.Qd1 Ne4 23.b6 Qc8 24.Re1 Nc5 25.Re8 Be8 26.Nf1 Bc6 27.Bc5 dc5 28.Qd6 Bg2 29.Kg2 a4 30.Ne3 Qe8 31.Ra1 Rd8 32.Qc5 Qe4 33.Kg1 f4 34.Nd5 fg3 35.hg3 a3 36.Qe7 1–0. Waestfelt – O Karlsson, corr SSKK SM–1973.

10.Ba1 Na6 11.Qb3 c6=.

10.Ba1 Na6 11.Bc3 c6 12.0-0 Re8 13.Nbd2 Bf5 14.Qa1 Qe7 15.Re1 Bg4 16.c5 Bf3 17.cd6= Qd6 18.Nf3 Nd5–/+ 19.Bb2 Nab4 20.Rd1 c5 21.Nd2 Nc2?? 22.Qa4+– Rd8 23.Qc2 b6 24.Ra1 h6 25.Qb3 Nb4 26.Ra7 Rf8 27.Bc3 h5 28.Bb4 cb4 29.Bd5 Qc5 30.Qc4 Rc8 31.Nb3 Qc4 32.dc4 e4 33.Rf7 Kh8 34.Rb7 Bc3 35.Rb6 Kg7 36.c5 Rf8 37.Be4 Be1 38.Rg6 Kf7 39.f3 h4 40.Kg2 hg3 41.hg3 1–0. Dalberg,P (2205) – Jorgensen,A (2045), 29th Politiken Cup, Copenhagen DEN, 2007.

10.Ba1 Na6 11.Bc3 Bd7 12.Nbd2 b5 13.Qa1 White threatens to win material: Qa1xa6 13...Qc8 14.0-0 Bc6 15.Qa5 bc4 Black has new doubled pawns: c4+c7 16.Nc4 (16.b5 Bf3 17.Bf3 Nc5 18.dc4 Qe6=) 16...Nb8 17.b5 White threatens to win material: b5xc6 17...Bb7 18.Bb4 Bh6 19.Qa7 Nbd7 (19...Bd5 20.Ba5 Bb7 21.Nfd2 Bg2 22.Kg2+=) 20.b6 Nd5 21.Bd6 (21.Nfe5 Ne5 22.Ne5 Nb4 A) 23.Qb7?! Qb7 (23...de5? is tempting but does not stand up to the reality of the position 24.Qc8 Rc8 25.b7+–) 24.Bb7 cb6+=; B) 23.Bb7+–) 21...cd6+= 22.Nd6 Qb8 Black threatens to win material: Qb8xd6 23.Nb7 (23.Qb7 Not 23...Qd6 24.Ne5 A) worse is 24...Ne5 25.Qd5 (worse is 25.Bd5 Rb8 26.Qa7 Qb6–/+) 25...Qe6 26.b7+/–; B) 24...N5b6 25.Nd7 Nd7–/+) 23...N7b6 24.Qb8 Rb8 Opposite coloured bishops appeared 25.Nd6 Bg7 26.Rc1 Na4 27.Rc8 Rc8+= 28.Nc8 A minor pieces endgame occured 28...Ndc3 29.Kf1 e4 Black threatens to win material: e4xf3 30.Nd2 ed3= 31.ed3 White has a new passed pawn: d3. 31...Nc5 32.Be4 N3e4 33.de4 Bc3 Black threatens to win material: Bc3xd2 34.Ke2 Bd2 35.Kd2 Ne4 36.Ke3 f5 37.f3 White threatens to win material: f3xe4 37...Ng5 38.Kf4 Nh3 ½–½. Nambiar,Vivek – Temple,E, Kurt Bendit Rating, 2000. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.d3 a5)

10.Ba1 Na6 11.Bc3 Re8 12.e4 Bg4 13.Qb3 Qc8 14.Nbd2 Bh3 15.0-0 Bh6 16.Ra1 Qg4 17.Bh3 Qh3 18.Qd1 c6 19.Qf1 Qg4 20.h3 Qc8 21.Kh2 Nh5 22.Re1 Nc7 23.d4 ed4 24.Nd4 Bg7 25.Qd3 d5 26.N4f3 dc4= 27.Nc4 Rd8 28.Qc2 Nf6 29.Be5 Nb5 30.Ng5 Qd7 31.Qb2 Qe7 32.Kg2 h6 33.Nf3 Qe6 34.Qc2 Bf8 35.Qb3 Ra8 36.Re3 Nd7 37.Bb2 Re8 38.h4 Nf6 39.Nfe5 Bg7 40.f3 h5 41.Rd3 Nh7 42.Nd7 Bb2 43.Nb2 Qb3 44.Rb3 Ra8 45.Rd3 Ra2 46.Rd2 Nc3 47.Kf1 Kg7 48.Ke1 g5 49.Nd3 Ra3 50.hg5 Ng5=+ 51.Kf2 Nb5 52.Ke3 Nd6 53.Rd1?? Nc4–+ 54.Kf4 Ne6 (54...Ne6 55.Kf5 Ne3 56.Ke5 Nd1–+) 0–1. Linares Napoles,O (2315) – Obregon Rivero,J (2445), 46th Capablanca Memorial Open A, 2010.

10.Ba1 c6 11.0-0 Qb6 12.Bc3 Re8 13.Nbd2 Nbd7 14.Qa1 Qc7 15.e4 c5 16.b5 Nf8 17.Qa7 Qe7 18.Nb3 Ne6 19.Kh1 h5 (19...Ng4 20.h3 Nf6 21.Ra1+=) 20.Nh4 (20.Bd2 Nd7+=) 20...Bh6 21.Bh3 Ng4 22.f3 Ne3 23.Rb1 Qf6 24.Qa2 Nd4 25.Bd4 Bh3 26.Be3 Be3 27.Qe2 Bh6 (27...Bg5 28.Ng2=+) 28.Ng2 Ra8 29.Ra1 Ra1 30.Na1 Qg5 31.Nb3 f5 32.ef5 gf5 (better 32...Qf5!? 33.Ne3 Qf6=) 33.f4+= Bg2 (33...Qg4 34.Qg4 hg4 35.Ne3 ef4 36.Nf5=) 34.Kg2 ef4 35.Qe6 Kh8 36.Qd6 (36.Qc8!? Kh7 37.Qb7 Bg7 38.Qf3 fg3 39.hg3+–) 36...f3= 37.Kf3 Qe3 38.Kg2 ½–½. Belezky,Alexander (2450) – Perez Rosales,Pedro (2140), Liga Insular de Ajedrez por Eq, 2010. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0-0 5.c4 d6 6.Bg2 e5 7.d3 a5 8.a3 ab4 9.ab4 Ra1)

10.Ba1 c6 11.0-0 Nbd7 12.Qb3 Re8 13.Nc3 Nb6 14.b5 e4 15.Ne4 Ne4 16.de4 Ba1 17.Ra1 Re4 18.bc6 bc6 19.e3 Re8 20.Nd4 c5 21.Nc6 Qf6 22.Ra7 Nd7 23.Bd5 h5 24.Rc7 Rf8 25.Kg2 h4 26.h3 hg3 27.fg3 Rd8 28.Nd8 Qd8 29.Qc2 1–0. Poleschi,Ricardo – Kaczorowsky,Piotr, IIIEC2000700B (Eclipse) (10), 2000.

10.Ba1 Nc6 11.Qa4 Bd7 12.b5 Ne7 13.0-0 Qa8 14.Qb3 Qa7 (< 14...Qa1 15.Na3 Qf1 16.Kf1+/–) 15.Nbd2 Ra8 16.Bb2 Qb8 17.Ra1 Ra1 18.Ba1 Qa7 19.Bb2 Nf5 (19...Qb6 20.Ng5 Qa7 21.c5+=) 20.Qa3 (20.e4!? Nh6 21.d4+/–) 20...Qa3+= 21.Ba3 Bc8 22.Ne1 Nd4 23.e3 Ne6 24.Nc2 Nd7 25.Nb3 f5 26.Nb4 Nb6 27.Na5 Nc5 28.Nd5+/– Nd5 29.Bd5 Kf8 30.Bc5+– dc5 31.Bb7 Bb7 32.Nb7. gonso (2300) – kerger (2315), net–chess.com, 2003.

10.Ba1 Nc6 11.Qb3. Smith,Douglas Royston (1815) – Jochem,Alessandro, SB–2010-0-00099, 2010.

10.Ba1 Nc6 11.b5 Ne7 12.0-0 Nd7 13.Nc3 Nc5 14.Na4 f6 15.Nc5 dc5 16.Nd2 Nf5 17.Ne4 Qe7 18.Bb2 Nd4 19.Ba3 b6 20.Nc3 Bg4 21.h3 Be6 22.Kh2 Qd7 23.Bb2 Rd8 24.g4 Bf7 25.e3 Ne6 26.Nd5 Qd6 27.Kh1 Rf8 28.Qa1 Be8 29.f4 Bd7? (29...ef4 30.Bf6 fe3 31.Ne7 Qe7 32.Be7 Ba1 33.Ra1+=) 30.fe5 (better is 30.g5!? fg5 31.Be5+–) 30...fe5+/– 31.Rf8 Nf8 32.Qa8 Kf7 33.Qd8 Ne6 34.Qh4 Nf8 35.Be4 Bc8 36.Nc3 Qf6 37.Qe1 Kg8 38.Nd5 Qd8 39.Qf2 Ne6 40.Qg3 Qd6 41.Qh4 Kf7 42.Qf2 Kg8 43.Nf6 Kh8 44.Qh4 Nf8? 45.g5 Qe6 46.Kg2 Bd7 47.Qg3 Bf6 48.gf6 Kg8 49.Bd5 1–0. Stacchini,Angelo P – Venegeroles,Roberto, Paulisto–chT, 1999. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 d6 5.c4 0-0 6.Bg2 e5 7.d3 a5 8.a3 ab4 9.ab4 Ra1)

10.Ba1 Nc6 11.b5 Ne7 12.0-0 Nh5 13.e4 (13.Nc3 Nf6+=) 13...Bd7= 14.Nc3 Qc8 15.Qc2 f5 (15...Bh3 16.Ne1=) 16.Rb1 (16.ef5!? Bf5 17.Ng5+=) 16...f4= 17.Nd5 Nd5 18.ed5 b6 (18...Bh6 19.Bc3+=) 19.Qe2 (19.Ng5 Nf6=) 19...fg3 (19...Bg4 20.Bb2+=) 20.fg3= Bg4 21.Rf1 Qf5 (21...Qa8!? 22.Qe1 Qa3+=) 22.Qe3+= Qd7 23.d4 ed4 24.Bd4 Bf3 25.Rf3 Re8 26.Qf2 Bd4 27.Qd4 Qg7 28.Qg7 Ng7 29.Kf2 Ra8 30.Re3 Nf5 31.Rc3 (31.Re4 Kf7=) 31...Ra2+= 32.Kg1 Ra1 33.Kf2 Ra2 34.Kg1 Kf7 35.Rf3 Ke7 36.Bh3 Nd4 37.Re3 Kf6 38.Bg4? (better is 38.Bf1+=) 38...Rc2–+ 39.Re4 Rc4 40.Rf4 Ke5 0–1. Gravett,A (1875) – Burrows,M (2135), Gibraltar Masters, 2015. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0-0 5.Bg2 d6 6.c4 e5 7.d3 a5 8.a3 ab4 9.ab4 Ra1)

10.Ba1 Re8 11.Nbd2 Nc6 12.b5 Nb8 13.0-0 Nbd7 14.Qc2 Nc5 Black prepares e4 15.Bb2 h6 16.Ra1 e4 (16...Bf5 17.Nb3 Nfd7 18.Nc5 Nc5 19.Nh4=) 17.de4+= Nfe4 18.Bg7 Kg7 19.Ne4 Ne4 20.Ra8 Qe7 21.e3 Nc5 22.Nd4 Qe5 23.Nb3 ½–½. Karbowiak,Adam (2190) – Stasans,Aivars (2240), It Kauno Taure, 2008. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0-0 5.c4 d6 6.Bg2 e5 7.d3 a5 8.a3 ab4 9.ab4 Ra1)

10.Ba1 Nh5 11.Nc3 f5 12.0-0 Kh8 13.Nd2 Nc6 14.b5 Nd4 15.e3 Ne6 16.f4 Nc5 17.Nf3 Nf6 18.fe5 Ng4 19.Qe2 de5 20.h3 Nh6 21.d4 ed4 22.Nd4 Qd6 23.Qf3 Ne6 24.Ne6 Be6 25.Nd5 Ba1 26.Ra1 Qe5 27.Rd1 g5 28.Kh2 Nf7 29.Qh5 Kg7 30.Rf1 Ra8 31.e4 Ra3 32.ef5 Bf5 33.Rf3 Ra2 34.Ne3 Bg6 35.Qg4 Be4 36.Rf1 Bg2 37.Ng2 Nh6 38.Qd7+= Kg6 39.Rf8 Qe4 40.Qe8 Qe8 41.Re8 Nf5 42.h4 gh4 43.g4 Nd4 44.Kh3 Kf7 45.Re3 Rc2–/+ 46.Nh4 Rc4 47.Nf3 Nf3 48.Rf3 Kg6 49.Rf5 b6 50.Rf8 Rc5 51.Rg8 Kf7 52.Rh8 Kg7 53.Rd8 h5 54.gh5 Rh5 55.Kg4 Rc5 56.Kf4 Kf6 57.Rd7 Ke6 58.Rg7 Kd5 0–1. Hess,Christian Mathias (2255) – Lanka,Zigurds (2485), Graz op–A, 2009. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.d3 a5 8.a3 ab4 9.ab4 Ra1)

10.Ba1 Nh5 11.Nbd2 f5 12.Qc2 Nf6 13.c5 Qe7 14.0-0 Nbd7 15.c6 bc6 16.Qc6 Nb6 17.Ng5 Ng4 18.h4 h6 19.Nh3 Be6 20.Rc1 Rc8 21.e3 d5 22.d4 ed4 23.Bd4 Bd4 24.ed4 Bf7 25.Nf4 Qb4 26.Nf3 Re8 27.Ng6 Qb2 28.Rf1?? Re6–+ 29.Qc7 Bg6 30.Bh3 Qe2 31.Bg4 fg4 32.Ne5 Qe4 33.Qc5 Qe2 34.Nc6?? Bd3–+ 35.Rc1 Rf6 36.Qe7 Qf2 37.Kh1 Qf3 (37...Qf3 38.Kh2 Be4 39.Qe8 Kg7 40.Qh8 Kh8 41.Rg1 Qe2 42.Rg2 Qg2) 0–1. Lonyuk,Bohdan – Boettcher,Fred (2200), 24. LSS No Engine Cup Preliminary, 2010.

9.b5 Ne7 10.0-0 Rb8 11.c5 (11.Nbd2 Be6+=) 11...b6 (11...Be6 12.Nbd2=) 12.cd6 (12.c6 Bg4+=) 12...cd6= 13.Nbd2 Bb7 14.Nc4 Ne8 (14...Rc8 15.Rc1=) 15.Qb3 (15.Rc1 Rc8+=) 15...Kh8 (15...Nc7 16.Rac1=) 16.a4 (16.Rac1 Rc8+=) 16...f6 17.Ba3 (17.Rac1 Rc8+=) 17...Ba8 (17...f5 18.Ra2=) 18.Ne3 Nc7 (18...Bh6 19.Ng4 Bg7 20.Rac1=) 19.Nd2 (19.Rac1 Bh6+=) 19...Bg2= 20.Kg2 f5 21.Rac1 f4 22.Nec4 (22.Nc2 d5=) 22...d5 23.Nd6 Ne6 24.e4 (24.Nf3 Nc5 25.Rc5 bc5 (25...Qd6? 26.Rc6 Qd7 27.Be7 Qe7 28.Qd5+–) 26.Bc5 h6=+) 24...Nc5 25.Rc5 (25.Bc5 bc5 Combination) 25...bc5 26.Bc5 Rf6 (26...Qc7 27.Rc1=+) 27.Qa3 fg3 28.hg3 (28.fg3 Rf1 29.Nf1 Qd7+=) 28...Nc8 29.Nc8 Qc8 (worse 29...Rc8 30.Be7 Qd7 31.Bf6 Bf6 32.Rc1+–) 30.ed5 Qb7 (30...Qg4 31.f3 Qd7 32.Ne4+=) 31.Qb3 Rd8 (31...Rf5 32.Ne4 Qd7 33.d6+=) 32.Ne4 Rd5 (better 32...Ra6+=) 33.Kg1 (better 33.f3!?+–) 33...Rf3=+ 34.Be3 Qd7 (34...Bf8 35.Rb1=+) 35.Nc5 Qd6 (35...Qd8 36.b6 Re3 37.b7 Rc5 38.b8Q Rd3 39.Rb1+–) 36.b6+= Rf8 37.Qb5 (37.b7 Rb8 38.Rc1 Bf8+–) 37...Rb8 (37...Rd8 38.Qa5 Bf8 39.Rc1+=) 38.b7 (38.Qc4 Qd8 39.Na6 Rb7+–) 38...Bf8 (38...Bh6 39.Rc1 Be3 40.fe3=) 39.Rc1 (39.Qa5 Rc5 40.Qc5 Qc5 41.Bc5 Bc5+–) 39...Qc7= 40.Qc4 (40.Qb3 Rc5 41.Bc5 Bc5= (worse 41...Rb7 42.Qd5+–)) 40...Rdd8 (better 40...Qf7!? 41.Qb5 Bc5 42.Rc5 Rb7 (42...Qb7?? 43.Rd5 Qb5 44.Rb5+–) 43.Rd5 Rb5 44.Rb5 Qd7=+) 41.Ne6 Qc4 (41...Qb7!? 42.Bg5 Rdc8 43.Bf6 Bg7 44.Bg7 Kg8 45.Nc5 Kg7 46.Nb7 Rc4 47.Rc4 Rb7+=) 42.Rc4+– (42.dc4?! Re8 43.Nf8 Rf8=) 42...Re8 (42...Rd3 43.Rc8 (43.Nf8?! Rb7 44.Ne6 h5+–) 43...h6 44.Rb8+–) 43.Nf8 Rb7 44.Bh6 Kg8 45.Rc5 (45.Kg2 Rf8 46.Bf8 Kf8+–) 45...Rf8 (45...g5!?+–) 46.Bf8+– Kf8 47.Re5 Kf7 (47...Rd7 48.Ra5 h5 49.Kf1 Rd3 50.Ra7+–) 48.Ra5 Rd7 49.Kf1 Rd3 50.Ra7 Kg8 51.Kg2 (51.a5 h5+–) 51...Ra3 (51...g5 52.Kh3+–) 52.Kh3 (52.f4 Kf8+–) 52...Rf3 53.Kg2 Ra3 54.f4 Ra1 (54...Kf8 55.a5+–) 55.Kh3 (55.g4 h5 56.gh5 gh5+–) 55...h6 (55...Kf8 56.g4+–) 56.Kh4 (56.a5 Ra3+–) 56...Ra2 (56...Kf8 57.a5+–) 57.g4 Rf2 58.Kg3 Rb2 (58...Rf1 59.a5+–) 59.f5 g5 (59...Rb3 60.Kh4 Rb6 61.a5+–) 60.a5 Rb3 61.Kf2 Rb4 (61...Rb2 62.Ke3 Rb3 63.Ke4 Rb4 64.Ke5 Rg4 65.f6+–) 62.a6 Ra4 (62...Rg4 63.Rb7 Rf4 64.Kg3 Rf5+–) 63.Ra8 Kg7 64.a7 Ra3 65.f6! Kf7 (65...Kf6 66.Rf8 Promotion) 66.Rh8 1–0. Karbowiak,Adam – Tofil,Borys, IV MFSz Mielno Poland, 2008. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 d6 5.c4 0-0 6.Bg2 e5 7.d3 a5)

9.b5 Ne7 10.0-0 h5 11.Nc3+= Nd7 12.Ne4 Nf5 13.h4 Rb8 14.d4 Qe7 15.a4 (15.de5 de5 16.e3 Nc5 17.Nc5 Qc5=) 15...Rd8 16.Ra3 (better 16.d5!?=) 16...ed4-/+ 17.Nd4 (17.Nfg5 Ne5 18.Qc2 Nc4 19.Qc4 d5-/+) 17...Nd4 (17...Bd4 18.Bd4 d5 19.Nf6 Nf6 20.Bf6 Qf6 21.cd5-+) 18.Bd4 Bd4 19.Qd4 d5! 20.Ng5 (20.cd5 Qa3 Discovered attack; 20.Qd5 Qa3 Discovered attack) 20...Qa3 21.Nf7 Rf8 22.Ng5 Nf6 23.cd5 Qd6 (23...Bg4 24.e4-+) 24.e4 Ng4 25.f4 Qb6 (better 25...Qa3 26.Rf3 Qc1 27.Bf1 Bd7-+) 26.Qb6=+ cb6 27.Rc1 Bd7 28.Rc7 Rfd8 29.Bf3 Rbc8 30.Rb7? (better 30.Rc8 Rc8 31.e5 Rc1 32.Kg2-+) 30...Rc1-+ 31.Kg2 Rdc8 32.Bg4 Bg4 33.Kf2 (33.Nh3 Bh3 34.Kh3-+) 33...R8c3 (better 33...Rd1 34.f5 Rd3-+) 34.Rb8-/+ Kg7 35.Rb7 (35.Rb6 R1c2 36.Kf1 Ra3 37.Rb7 Kf8 38.Nh7 Ke8 39.Rb8 Kd7 40.Rb7 Kc8 41.Rc7 Kc7 42.b6 Kb6 43.e5 Ra1) 35...Kf8 36.Nh7? (better 36.Rb8 Bc8 37.Ke2-+ (37.Rb6 R1c2 38.Kf1 Rb3 39.Rf6 Ke8 40.Rf8 Kf8 41.Nf3 Rb1 42.Ne1 Bh3 43.Kg1 Re1)) 36...Ke8-+ 37.Nf6 Kd8 38.d6?? (38.Ng4 R1c2 39.Ke1 Rg3 40.Kf1 hg4 41.Rb8 Kc7 42.Rf8 Ra3 43.d6 Kd7 44.Rf7 Ke6 45.f5 Kf7 46.fg6 Ke6 47.h5 Ra1) 38...R1c2 39.Kf1 Rf3 40.Ke1 Re3 41.Kf1 Bh3 42.Kg1 Re1 0-1. Andreikin,D (2720) - Yakubboev,Nodirbek (2595), Titled Tuesday, 2021. (=1.Nf3 (A15: English Opening: 1...Nf6) 1...Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.d3 a5)

9.b5 Ne7 10.0-0 h6 11.Nbd2 Be6 12.c5 Bd7 13.d4 1–0. Hess,Christian Mathias (2280) – Scharrer,Patrick (2220), Benidorm op U2300, 2007. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0-0 5.Bg2 d6 6.d3 e5 7.c4 a5)

9.b5 Ne7 10.c5 e4 11.de4 dc5 12.Qc2 b6 13.Nc3 Bb7 14.Rd1 Qe8 15.Nd2 Rd8 16.0-0 Nd7 17.h3 f5 18.ef5 Bg2 19.Kg2 Nf5 20.Nce4 Bb2 21.Qb2 Qe5 22.Qb3 Kg7 23.e3 Nf6 24.Ng5 Nd4 25.Ndf3 Nf3 26.Nf3 Qe4= 27.Rd8 Rd8 28.Qb2 Rd5 29.Qe2 Rf5 30.Rd1 h5 31.h4 Ng4 32.Rd7 Kh6 33.Rc7 Ne5 34.Re7 Qf3 35.Qf3 Nf3 36.Re6 Ne1 37.Kg1 a4 38.Rb6 Nd3 39.Rc6 Rf2 40.Rd6 Rd2 41.b6 c4 42.Rd4 c3 43.b7 c2 44.Rc4 Rd1 45.Kh2 Rb1 (45...Rb1 46.Rc2 Rb7–+) 0–1. Laurent,Julien G (2360) – Stephan,Victor (2180), Guingamp, 2009. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.d3 a5)

9.b5 Ne7 10.c5 Be6 11.0-0= a4 12.Nbd2 Ra5 13.cd6 cd6 14.Bc3 (14.Rb1 Rb5 15.Qa4 Bd7=) 14...Rb5 15.Qa4 Bd7 16.Qd1 (16.Ne4 Qb6=+) 16...Ned5 (16...Nfd5 17.Bb4 Nb4 18.ab4–/+) 17.Rc1 Nc3 18.Rc3 Qa5 (18...Nd5 19.Rb3=+) 19.Rb3=+ Rc8 (19...Rb3 20.Qb3 b5 21.Rd1=+) 20.Nc4 Qa6 21.Nfd2 (21.Ng5=+) 21...Ne8 (better 21...Rb3!? 22.Qb3 b5–/+) 22.Rb5= Bb5 (22...Qb5 23.a4 Qa6 24.Qb3 Qa4 25.Qa4 Ba4 26.Bb7=) 23.Qb3+= Rc5 (23...Rc7 24.Rb1 Bc6 25.Nb6+=) 24.Ne4 (24.Rb1!? d5 25.Ne3+=) 24...Bc4= 25.Nc5 (25.dc4 Rc4 26.Ng5 Nf6 27.Bb7 Qa4 28.Qa4 Ra4=+) 25...Bb3 26.Na6 ba6 27.Rb1 Ba4 (27...Be6 28.Rb8 Bd7 29.Ra8=) 28.Rb6 Nc7 (28...a5 29.Bc6 Bc6 30.Rc6=) 29.Bc6 Bc2 (29...Bd1 30.Kf1 Nb5 31.Ke1+=) 30.Kf1 e4 (30...Ne6 31.Ra6 Bf8 32.Bd5+=) 31.Be4+= d5 32.Rc6 (32.Bg6 fg6 33.Rc6=) 32...de4 (32...Ba4!? 33.Rc7 de4 34.de4 Bf8=) 33.Rc2+– Ne6 34.de4 Bf8 35.Rc6 (35.Rc3 Kg7+–) 35...Nc5 (35...a5 36.Ra6 Ba3 37.Ra5+–) 36.e5 a5 37.Ke1 (37.Rc7 Nb3+=) 37...Na4 (37...Nd7!?=) 38.Rc4 (38.Rc8 Nb6 39.Rc3 Nd5+–) 38...Nb6 39.Rc6 Na4 40.Rc4 Nb2 (40...Nb6 41.Rc3 Kg7+–) 41.Rc8+– Kg7 (better 41...g5+–) 42.Ra8 (better 42.Kd2+–) 42...Ba3= 43.Kd2 Bb4 44.Kc2 Nc4 45.f4 Ne3 46.Kd3 Nf1 47.e4 Nh2 48.f5 (48.Ra7!?=) 48...Nf3=+ 49.f6 (49.Re8 g5=+) 49...Kh6–/+ 50.e6 (50.Re8 g5 51.g4–+) 50...fe6–+ 51.Re8 Ne5?? (better 51...Ng5–+) 52.Kd4= Nc6 (52...Nd7 53.Re6 a4 54.Ra6=) 53.Kc4 Ne5 54.Kd4 Nc6 (54...Ng4 55.e5=+) 55.Kc4 e5 (55...Ne5 56.Kd4=) 56.Rc8 (56.Kd5 Nd4+=) 56...Nd4= 57.Kd5 Nf3 58.Ke6 a4 (58...Kh5 59.Kd5=) 59.f7 (59.Rc4 Bf8+=) 59...Ng5= 60.Kf6 Ne4 61.Ke5 Ng3 62.f8Q Bf8 63.Rf8 Kg5 64.Ra8 (64.Rf4 Ne2 65.Rf2 Ng3=) 64...h5 (64...Nh1 65.Ra5=) 65.Ra4 h4 (65...Nf1 66.Ra5=) 66.Ra3 (66.Ra2 h3 67.Rh2 Kg4 68.Rh3 Kh3=) 66...Kg4 (66...Ne2 67.Rb3=) 67.Ra4 Kg5 68.Ra3 Nf5 (68...Nh5 69.Rb3=+) 69.Ke4 (69.Ra1=+) 69...Kg4 (better 69...Nh6!?–/+) 70.Ke5= h3 71.Kf6 h2 72.Ra1 Nh4 73.Ra4?? (73.Rh1 Kg3=) 73...Kg3 (better 73...Kh5 74.Ra1 g5–+) 74.Ra1= Nf3 75.Rh1?? (better 75.Kg6 Kf4 76.Rh1=) 75...g5–+ 76.Ra1 Ng1 (76...Ng1 77.Ra3 Kf4 78.Ra4 Ke3 79.Ra3 Kd4 80.Ra4 Kc3 81.Ra3 Kc4–+) 0–1. Kovalev,Denis (2500) – Bortnyk,Olexandr (2600), UKR Ch Blitz, 2017. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 d6 5.g3 0-0 6.Bg2 e5 7.d3 a5)

9.0-0 a4 10.Na3 Nc5 11.Ne1 Re8 12.e3 e4 13.d4 Ne6 14.Rc1 Ng5 15.Nb1 Bg4 16.Qd2 Qc8 17.Nc3 a3 18.Ba1 Bf3 (18...Qe6 19.Nb1+=) 19.Bf3 (19.Nf3? ef3 (19...Nf3?! 20.Bf3 ef3 21.Qd1=) 20.Rfd1 fg2–+) 19...Nf3 20.Nf3 ef3 21.Qd1 Qf5 22.h3 g5 23.Kh2 g4 24.Qc2 Qe6 (24...Qh5 25.h4+=) 25.d5 Qe5 26.h4 Ne4 27.Ne4 Qe4 28.Bg7 Qc2 29.Rc2 Kg7 30.Rb1 Ra4 (30...b6 31.Rb4=) 31.Kg1 (31.c5!?+=) 31...Re4 32.Rbc1 Rb4 33.Rc3 f5 (33...Kf6 34.b6 cb6 35.Ra3 Rec4 36.Rd1–/+) 34.Kf1 Rb2 35.Ra3?? (better is 35.R1c2=) 35…Rc4!!–+ (35...Rc4 36.Rac3 Rc3–+) 0–1. Hellmayr,Alois – Van der Sterren,Paul, Winterthur U20, 1976. (=1.Nf3 Nf6 2.g3 g6 3.b4 a5 4.b5 Bg7 5.Bb2 0-0 6.c4 d6 7.Bg2 e5 8.d3)

9.0-0 a4 10.Qc1 Nc5 11.Nbd2 Re8 12.d4 ed4 13.Nd4 Bd7 14.e3 Qc8 15.Re1 Nd3 16.Qc2 Ne1 17.Re1 c6 18.bc6 bc6 19.Ba3 d5 20.c5 Nh5 21.Rb1 Qc7 22.Rb4 Qa5 23.Rb7 Ra7 24.Rb6 Rc7 25.Bf1 Bd4 26.Bb4 Qa8 27.ed4 Rb7 28.a3 Bf5 29.Qb2 Rb6 30.cb6 Re1 31.Bc5 Bc8 32.Nf3 Re8 33.Ne5 Nf6 34.f3 Bb7 35.Qb4 Kg7 36.Bd3 Ng8 37.Bc2 f6 38.Nd3 Re2 39.Kf1 Rc2 0–1. Livelo – Deline, email 4AMM–06 1997.

9.0-0 c5?! 10.bc6 bc6 11.Nc3 Rb8 12.Ba3 Qc7 13.Nd2 (idea Nde4) +=. Diderholm – Sirkia, Stockholm 1978.

9.0-0 c6 10.a4 Ne8 (10...Re8 11.Nc3=) 11.Nfd2 (11.Nc3 f5+=) 11...cb5 12.ab5 Nc7 (12...Nef6 13.Nc3+=) 13.Nc3 Ne6 (13...Nc5 14.Nb3+=) 14.Nd5 (14.Nde4 Ndc5+=) 14...Ndc5 (14...Nb6 15.Nb6 Qb6 16.Ne4+=) 15.Nb3 Nb3 16.Qb3 Nc5 17.Qa3 Be6 (17...Bg4 18.f3 Be6 19.f4+=) 18.Bc3 (better 18.f4 a4 19.fe5+=) 18...f6? (18...Bd5 19.Bd5 a4 20.f4+=) 19.f4 (19.Ba5 Qb8+–) 19...Rc8? (19...a4 20.Ra2+=) 20.Qb2 (20.Qa5 Qa5 21.Ra5 Rfe8+–) 20...Nd7? (20...a4 21.fe5 fe5 22.Rf8 Kf8 23.d4+–) 21.Rad1 (better 21.Ba5!? b6 22.Bc3+–) 21...Kh8 (21...Nc5 22.Qa3 b6 23.Ra1+–) 22.fe5 (22.Qa3 Bd5 23.Bd5 Qb6 24.d4 Ra8+–) 22...Ne5 (22...de5 23.Qa3 b6 24.Ne7+=) 23.Kh1 (23.Ra1 b6+–) 23...f5 (23...b6 24.Ra1+–) 24.Qd2 (24.Nf4 Bf7 25.Bb7 Rb8+–) 24...Bd7? (24...b6!?+–) 25.Bd4 (25.Ba5 Qe8+–) 25...Rb8 (25...Nf7 26.Bb6 Qg5 27.Qg5 Ng5 28.Ba5+–) 26.Qe3 (better 26.Bb6!? Qe8 27.Bc7 Rc8+–) 26...Ng4 (26...Re8 27.Bb6 Qc8 28.Qd2+–) 27.Bg7+– Kg7 28.Qa7 (28.Qd4 Ne5+–) 28...Ne5 (28...b6 29.h3 Ne5 30.Nf4+=) 29.e4 (29.Nb6 Be6+–) 29...Kh6 (better 29...Be6+–) 30.Nc3?? (30.Nb6 Qc7+–) 30...fe4?? (better 30...b6!? 31.ef5 Bf5=+) 31.Be4 (31.Rf8 Qf8 32.Ne4 Bf5+–) 31...Qg5 (31...Bh3 32.Rf8 Qf8 33.Qe3 (33.Qa5 Nd3 34.Qa1 Nf2 35.Kg1 Nd1 36.Qd1 Qe7–/+; 33.Bb7? Rb7 34.Qe3 Kg7–+) 33...Kg7 34.Qb6+–) 32.Rf4 (better 32.Qb6 Bg4 33.h4+=) 32...Bf5? (32...Rf4 33.Qb8 Ng4=) 33.Bf5+– Rf5?? (better 33...gf5 34.Qa5 Ng6+–) 34.Rh4 (34.Qb8?! Rf4 35.gf4 Qf4 36.Qb7 Nf3+–) 34...Kg7 (34...Qh4 35.gh4 (35.Qb8 Qh5 36.Qb7 Rf2 37.Qg2 Qf3 38.Rg1 Ng4 39.Nd5 Rg2 40.Rg2 Qf1 41.Rg1 Nf2) 35...Rbf8 36.Ne4+–) 35.Qb8 1–0. Gual Pascual,Antonio (2445) – Subirats Ruiz,Sergi (2180), TCh–CAT, 2014. (=1.Nf3 Nf6 2.g3 g6 3.b4 d6 4.Bb2 Bg7 5.Bg2 0-0 6.c4 a5 7.b5 e5 8.d3 Nbd7)

9.0-0 Re8 10.Nfd2 Nc5 11.Nc3 Bf5 12.Qc2 Qd7 13.Ba3 Bh3 (13...Rab8 14.Bc5 dc5 15.Nb3+=) 14.Bc5+= Bg2 (worse is 14...dc5 15.Bb7 Bf1 16.Rf1+–) 15.Kg2 dc5 16.Nde4 b6 17.Nf6 Bf6 18.e4 Bg7 19.Rae1 f5 (19...a4 20.Na4 Red8 21.Re3+/–) 20.ef5+/– gf5 21.Nd5 f4 (21...Qf7 22.Qd2+/–) 22.Qe2 Re6 (better is 22...Rf8!? 23.f3 Rf7+/–) 23.Nf4!+– Rh6 (23...ef4 24.Qf3 Double attack (24.Qe6 Pinning; 24.Qe6 Deflection; 24.Qf3 Decoy)) 24.Qf3 Qe8 (better is 24...Rd8 25.Qd5 Kf8 26.Qd7 Rd7+–) 25.Nd5 Rd8 26.h4 (26.Nc7 Qf8 27.Qf8 Rf8+–) 26...Qd7 27.Re3 (27.Qe4 Rh5+–) 27...Rf8 28.Qe4 Rg6 29.Rf3 Re8 (29...Rf3 30.Qf3 h6 31.Qe2+–) 30.Qf5 (30.Qf5 Qf5 31.Rf5+–) 1–0. Golubovic,Boris (2415) – Martic,Zlatko (2330), Sibenik CRO, Team Ch (m) GrA, 2012. (=1.Nf3 Nf6 2.c4 d6 3.g3 g6 4.b4 Bg7 5.Bb2 0-0 6.Bg2 a5 7.b5 e5 8.d3)

9.0-0 Re8 10.d4 Nb6 11.Nbd2=.

9.0-0 Ne8 10.e4 f5 11.Nbd2 (11.ef5 Rf5 12.d4 ed4 13.Nd4 Nb6+=) 11...Nc5 12.Qc2 (12.d4 ed4 13.ef5 Bf5 14.Nd4 a4=) 12...f4 (12...Nf6 13.Ba3 fe4 14.Ne4 Nfe4 15.de4+=) 13.d4 ed4 14.Bd4 g5 15.h3 h5 (15...Bd4 16.Nd4 g4 17.hg4 Bg4 18.N2b3=) 16.Bg7 Ng7 17.Nd4 Qf6 18.N4b3 Nd7 19.a4 Ne5 Black intends g4 20.Nd4 Ne6 21.Ne6 (21.Nf5 g4+=) 21...Be6 22.Ra3 g4 23.hg4 hg4 24.gf4 Qf4 25.Rg3 b6 26.Nf3 Qg3 (worse is 26...Nc4 27.Nd4 Bf7 28.Qd1+=) 27.fg3 gf3 0–1. Salminen,Jussi – Kivimaeki,Jouko (1795), Serveri, 2007. (=1.Nf3 Nf6 2.c4 g6 3.b4 d6 4.g3 a5 5.b5 Bg7 6.Bb2 0-0 7.Bg2 e5 8.d3)

9.0-0 Bg4 10.Nc3 Nd7 11.Nd5 c6 12.bc6 bc6 13.Ne3 Be6 14.Nd2 Qc7 15.Ne4 Ndf6 16.Nf6 Bf6 17.Qa4 Bd7 18.Rab1 Rfb8 19.Bc3 Bd8 20.Qa3 Rb1 21.Rb1 Ng7 22.h4 h5 23.d4 Ne6 24.de5 de5 25.Rd1 Be8 26.Bh3 Be7 27.Qb2 Rb8 28.Qa1 Nd4 29.Bd4 ed4 30.Qd4 Qb6 31.Qe5 Bc5 32.Rd3 a4 33.Kh2 Bf8 34.Bg2 Bg7 35.Qf4 Qb2 36.c5 Be5 37.Qe4 Rb4 38.Nc4 Rc4 39.Qc4 Qe2 40.Qe4 Qe4 41.Be4 f5 42.Bf5! Bf7 43.Be4 Ba2 44.Bc6 Bb2 45.Ba4 1–0. Giaccio,Alfredo Gustavo (2360) – Rodriguez Lopez,Rafael, Burgas op, 1993. (=1.Nf3 Nf6 2.c4 g6 3.b4 a5 4.b5 Bg7 5.Bb2 0-0 6.g3 d6 7.Bg2 e5 8.d3)

9.Qc2 Nc5. Stocek,J (2585) – Rasik,V (2490), 21st Czech GM Open, Pardubice CZE, 2010.

9.Qc2 f5 10.a4 f4 11.0-0 Nd7 12.Nbd2 h6 13.Ne4 Rf7 14.c5 Nf8 15.cd6 cd6 16.Rac1 g5 17.Ba3 Ng6 18.Nfd2 Be6 19.Nc4 Rc8 20.Qd2 d5 21.Nc5 Rc5 22.Bc5 dc4 23.b6 cd3 24.Rfd1 Bf5 25.Qa5 e4 26.ed3 ed3 27.Qa8 Qa8 0–1. gentelmenjoe (2015) – 1600 (1935), kurnik, 2012. (=1.Nf3 d6 2.g3 Nf6 3.Bg2 g6 4.b4 Bg7 5.Bb2 a5 6.b5 0-0 7.c4 e5 8.d3)

9.Nc3 Nc5 10.Qc2 Ne6 11.e3 c6 12.bc6 bc6 13.0-0 Qc7 14.Rab1 Ba6 15.Nd2 Rab8 16.Ba3 Rfd8 17.Rb8 Rb8 18.Rc1 Ne8 19.Qa4 Bb7 20.Rb1 Ra8? (better is 20...e4 21.d4 f5+=) 21.Rb7!+– Qb7 22.Bc6 (22.Qc6?! Qc6 23.Bc6 Rb8+/–) 22...Qc8 23.Nd5 Qd8 24.Ba8 Qa8 25.Nb3 Nf6 26.Nf6 Bf6 27.e4 Be7 28.Qd7 Qf8 (28...a4 29.Nd2 Qd8 30.Qa4 Nc5 31.Bc5 dc5+–) 29.Na5 Nd4 30.Nc6 (30.Nc6 Nc6 31.Qc6+–) 1–0. Gromark,Per_Olof (2100) – Tavcar,Rado (1955), Rijeka CRO, 2013. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.d3 a5 8.b5 Nbd7)

9.Nc3 Nc5 10.Nd2 a4 11.Rb1 Bf5 12.Ba3 Nfd7 13.0-0 h5 14.h4 Re8 15.Nde4 Ne4 16.Be4 Be4 17.de4 b6 18.Na4 g5 19.hg5 Qg5 20.Bc1 Qg6 21.Nc3 Nc5 22.Qc2 h4 23.Kg2 Ne6 24.Rh1 hg3 25.f3 Nf4 26.Bf4 ef4 27.Nd5 Qg5 28.Rh3 Ra3 29.Rbh1 Qe5 30.Rh5 Qd4= 31.e3 fe3 32.Rd1 Ra2 33.Qa2 Qd1 34.Ne3 Qa1 35.Qa1+/– Ba1 36.Kg3 Ra8 37.Rh2 Ra3 38.Re2 Be5 39.Kg4 Rc3 40.f4 Bd4 41.Nf5 Rc4 42.Nd4 Rd4 43.Kf5 Rb4 44.Kf6 d5 45.ed5 Rf4 46.Ke7 Rf5 47.Rg2 Kh7 48.Rd2 Rf1 49.Rd4 f5 50.Rc4 f4 51.Rc7 f3 52.Kf6 Kg8 53.Rc8 Kh7 54.Rc7 Kg8 55.Rc8 Kh7 56.Rc2 f2? 57.Rd2+– Kg8 58.d6 Re1 59.Rf2 Kf8 1–0. Gomez Feria,JM – Rodriguez Aguilera,A (2305), Seville op, 1993. (=1.Nf3 Nf6 2.c4 g6 3.b4 a5 4.b5 Bg7 5.Bb2 d6 6.g3 0-0 7.Bg2 e5 8.d3)

9.Nc3 Nc5 10.Nd2 Nfd7 11.0-0 f5 12.Qc2 Kh8 13.e3 Ne6 14.f4 g5 15.Ne2 Qe7 16.Rae1 Nb6 17.Kh1 c6 18.bc6 bc6 19.Bc6 Bb7 20.Bb7 Qb7 21.Kg1 Qc7 22.fe5 de5 23.d4 f4 24.ef4 gf4 25.de5 Qc5 26.Kg2 Qc6 27.Qe4 Qe4 28.Ne4 Nc4 29.Nd4 Nd4 30.Bd4 Rfd8 31.Bc5 (31.gf4?! Rd4 32.Rf2 Rg8=) ½–½. Christen,Pi (2050) – Berend,E (2300), Kaupthing Open, Differdange LUX, 2008. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.d3 a5 8.b5)

9.Nc3 Nc5 10.Nd2 Bg4 11.Nde4 Nfe4 12.Ne4 Ne4 13.Be4 Rb8 14.h3 (14.Bc3 Qd7=) 14...Be6 15.0-0 (15.Qa4!?=) 15...Bh3–/+ 16.Bg2 Qd7 17.Qd2 b6 18.e4 Rbe8 19.f3 Bg2 20.Kg2 f5 21.a4 h5 22.Rh1 (22.ef5 Rf5 23.Rae1 Ref8–/+) 22...f4 23.gf4 (23.Rh3 Re7–/+) 23...Rf4–+ 24.Rag1 Qf7 25.Qd1 Rf8 26.Rh3 (26.Rf1 Qe7 27.Rh3 g5–/+) 26...g5–+ 27.Rf1?? (better is 27.Bc3–+) 27...g4 28.Rg3 (28.Rhh1 gf3 29.Kf2–+) 28...h4 29.Rg4 (29.Bc1 gf3 30.Rff3 hg3 31.Bf4 ef4–+) 29...Rg4 30.fg4 h3! (30...h3 31.Kg1 h2 32.Kh2 Qf1 33.Qf1 Rf1–+) 0–1. Buchcar,Tomas (2120) – Kovar,Vojtech (2340), CZE–ChT2B, 2011. (=1.c4 Nf6 2.Nf3 g6 3.b4 a5 4.b5 Bg7 5.Bb2 0-0 6.g3 d6 7.Bg2 e5 8.d3 Nbd7)

9.Nc3 Re8 10.Nd2 Nc5 11.Nb3 ½–½. Hausner,Ivan (2430) – Molnar,Peter (2290), Slovak, 2010.

9.Nbd2 a4 10.0-0 Nc5 11.Rb1 Re8 12.d4 (12.Ng5 Bh6 13.Nde4 Nfe4 14.Ne4 Ra7=) 12...ed4 13.Nd4 Bd7 14.Re1 Qc8 15.N2f3 Bh3 16.Bh1 (16.Nc2 Bf5=) 16...Qg4 17.Qc1 Nfe4 18.Nc2 f6 Prevents intrusion on e5 (18...Bb2 19.Rb2 a3 20.Rb4+=) 19.Ne3 Qh5 (19...Qd7 20.Nd5=) 20.Nd5 White threatens to win material: Nd5xc7 20...Bh6 Black threatens to win material: Bh6xc1 (20...Bf5 21.Nh4 Nf2 22.Kf2 Re2 23.Kg1 Bb1 24.Bf3 (worse is 24.Qb1 Nd3 25.Rf1 Rb2 26.Qd3 Re8+=) 24...Re1 25.Qe1+=) 21.Qd1 Qf5 (21...Be6 22.Nc7 Nf2 23.Qd4+= (23.Kf2?? Ne4 24.Kf1 Be3–+)) 22.Bc1 (22.Nc7 Nf2 23.Nh4+/–) 22...Bc1 23.Rc1 Rac8 24.Ne3 White threatens to win material: Ne3xf5 24...Qe6 25.Qd5 ½–½. Spieker,Hans Joachim (1845) – Keller,Manfred (2225), Bad Woerishofen op, 2001. (=1.Nf3 Nf6 2.c4 g6 3.b4 a5 4.b5 d6 5.Bb2 e5 6.d3 Bg7 7.g3 0-0 8.Bg2)

9.Nbd2 Re8 10.0-0 Nc5 11.Qc2 Bg4 12.h3 Bd7 13.a4 e4 14.de4 Nfe4 15.Bg7 Kg7 16.Ne4 Ne4 17.Nd4 Nc5 18.Nb3 Nb3 19.Qb3 Re2 20.Qf3 Rc2 21.Qb7 Rb8 22.Qa7 Rc4 23.Qa5 Be6 24.Rfc1 Qf6 25.Qe1 Qd4 26.Rc4 Bc4 27.Ra3 d5 28.Qe7 c6 29.Rf3 Rf8 30.bc6 Qa1 31.Kh2 Qa4 32.Rf6 d4 33.c7 Qe8 34.Qd6 Be6 35.Qd4 Kg8 36.h4 Qe7 37.Qe5 Rc8? 38.Bh3 Re8 39.Re6! fe6 40.c8Q! Rc8 41.Qe6 (41.Qe6 Qe6 42.Be6 Kg7 43.Bc8+–) 1–0. Zueger,Beat (2380) – Rufener,Markus (2335), SUI–chT Switzerland, 2008. (=1.c4 d6 2.b4 Nf6 3.Bb2 g6 4.g3 Bg7 5.Bg2 0-0 6.Nf3 e5 7.d3 a5 8.b5 Nbd7)

9.Nbd2 Re8 10.Rc1 Nc5 11.Nb3 b6?? (11...Nb3 12.Qb3 a4 13.Qa3=) 12.0-0?? (better is 12.Nc5 bc5 13.Ne5+–) 12...Bb7 Black prepares e4 13.d4 Nb3 14.Qb3 e4 15.Ng5 White prepares the advance c5 15...d5 16.a4 Ng4 17.Nh3 Qd7 18.c5+= bc5 19.dc5 c6 20.Bg7+/– Kg7 21.bc6 Bc6= 22.Qc3 Kg8 23.Nf4= d4 24.Qc4 Ne5 25.Qc2 f5 26.h3 Rab8 27.g4 Rb4 28.gf5 gf5 29.Nh5 Qe7 30.Qd2 d3 31.ed3 Nd3 32.Rcd1 Qh4?? 33.Qh6+– Qe7 34.Qc6 Rf8 35.Qd5 Kh8 36.c6 Rg8 37.Qf5 (worse is 37.Qa5 f4 38.Kh2 f3 39.Bf3 Ne5+–) 1–0. gbsr (2210) – gorgorinis (2280), net–chess.com, 2003. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0-0 5.c4 d6 6.Bg2 e5 7.d3 a5 8.b5)

9.Nbd2 Nh5 10.Qc2 f5 11.h4 Ndf6 12.e3 Ng4 13.Nf1 c6 14.Ng5 Qc7 15.a4 h6 16.Nh3 f4 17.gf4 ef4 18.Be4 fe3 19.fe3 Rf1 20.Rf1 Ne3 21.Qe2 Nf1 22.Bg6 Bh3 23.Bh5 Ng3 24.Qh2 Nh5 25.0-0-0 Bb2 26.Kb2 Bg4 27.Rg1 Nf6 28.Qf4 Qg7 29.Kb3 cb5 30.ab5 a4 31.Ka3 h5 32.Qd6 Qf8 33.Qf8 Kf8 34.d4 Be2 35.Rc1 Ne4 36.b6 Nd2 37.c5 Bf3 38.Rc2 Nb1 39.Ka2 Bd5 40.Ka1 Na3 41.Rg2 Ke7 42.Kb2 Nc4 43.Ka1 Rf8 44.Re2 Kd7 45.Re1 Rf4 46.Rg1 Rh4 47.Rg7 Kc6 48.Rc7 Kb5 49.Re7 Rd4 50.c6 Kc6 0–1. Krajcik,Jan – Adamcik,Martin, Moravia–chT1, 2000.

9.Nfd2 Rb8 10.Qc2 b6 11.Nc3 Nc5 12.Nf1 Ng4 13.h3 Nh6 14.Ne3 Nf5 15.Nf5 Bf5 16.0-0 Be6 17.Nd5 Bd5 18.Bd5 Qd7 19.Kg2 Kh8 20.Rad1 f5 21.e3 Qe7 22.d4 Nd7 23.de5 Ne5 24.Rfe1 Bf6 25.f4 Nd7 26.e4 fe4 27.Re4 Qg7 28.Rde1 Bb2 29.Re7 Qc3 30.R1e2 Qc2 31.Rc2 Bd4 32.Rd7 Rbe8 33.Rc7 Re1 34.Ra7 Rfe8 35.Ra8 Ra8 36.Ba8 Kg7 ½–½. Waestfelt,Torsten – Nordstroem,Eric, Sweden ch–34 SSKK SK–1974, 1974. (=1.Nf3 Nf6 2.c4 g6 3.b4 a5 4.b5 Bg7 5.Bb2 0-0 6.g3 d6 7.Bg2 e5 8.d3 Nbd7)

9.Nfd2 Nc5 10.0-0 a4 11.Qc2 (11.Nc3 a3 12.Bc1 Bf5=) 11...Re8 (11...Be6 12.Nc3=) 12.Ne4 (12.Nc3 a3 13.Bc1 Ne6=) 12...Nfe4=+ 13.de4 f5 (13...Be6 14.Ba3=+) 14.e3 (14.Nc3 a3 15.Bc1 f4=) 14...fe4 (14...Ne4 15.Be4 fe4 16.Qe4–/+) 15.Be4 (15.Ba3!?=) 15...Ne4=+ 16.Qe4 Bh3 (16...c6 17.bc6 Qb6 18.cb7 Bb7 19.Qc2=+) 17.Rd1=+ Qc8 (17...b6 18.Nd2=+) 18.a3 Rf8 (18...Bf5 19.Qd5 Be6 20.Qe4=+) 19.Nd2 (19.Nc3 Bg4 20.Nd5 Kh8=+) 19...Bf5 (19...c6 20.Qh4 Bf6 21.Qe4–/+) 20.Qd5=+ Be6 21.Qe4 (21.Qd3 e4 22.Qb1 Bb2 23.Qb2 Bg4 24.Ne4 Qf5=+) 21...c6 22.Rac1 (22.Qd3 Bg4 23.Rdb1 cb5 24.cb5 Qf5 25.Qf5 Bf5=+) 22...Qd7–/+ 23.bc6 (23.Qg2 Bh3 24.Qe4 Bg4–/+) 23...bc6 24.f4 (24.Qc2 Bg4 25.Re1 d5–/+) 24...d5 (24...Rae8 25.Qd3–/+) 25.Qc2 (25.Qd3 Bf5 26.e4 Bg4 27.fe5 Rab8–/+) 25...Qa7 26.c5 Bf5 (26...ef4 27.Bg7 Qg7 28.ef4–/+) 27.e4 Bg4 28.Rf1 ef4 29.Bg7 (29.gf4!? Be6 30.Rf3–/+) 29...Qg7 (29...Kg7?! 30.Qc3 Kh6 31.ed5 cd5 32.Rf4 Rf4 33.Qe3=) 30.Rf4 (30.Qd3 fg3 31.hg3 Be6–+) 30...Rf4–+ 31.gf4 Qd4 32.Kg2 de4 (32...Qe3 33.Qc3 Qf4 34.Rf1–+) 33.Ne4 (33.Qc4!? Qc4 34.Rc4–/+) 33...Be6–/+ 34.Rd1 Qg7 (34...Qe3!? 35.Qd3 Bh3 36.Kh1 Qf4 37.Qh3 Qe4 38.Qg2 Qe6–/+) 35.Qc3 (35.Rd6 Qe7 36.Kg1 Rf8=) 35...Bd5 (35...Qc3 36.Nc3 Ra5 37.Rd3=+) 36.Qg7 (36.Kg1 Rf8 37.Qg7 Kg7=) 36...Kg7 37.Rd4 Ra5 38.Kf2 (38.Kg3 Be4 39.Re4 Kf6=) 38...Be4 39.Re4 Rc5 (39...Kf6 40.Ke3=) 40.Ra4 h6 (40...Rc2 41.Kg3=) 41.h4 (41.Kf3 Kf6=) 41...Kf6 (41...Rc3 42.Ra7 Kf6 43.a4=) 42.Ra8 Kf5 (42...Rc3 43.a4=) 43.Rf8 Kg4 44.Rf6 Kh5 45.Ke3 (45.Kf3 Rc3 46.Ke4 Rh3=) 45...Rc3 (45...Rc4 46.Rd6=) 46.Kd4 Ra3 47.Rc6 Rh3 (47...Ra8 48.Ke5=) 48.Ke4 (48.Ke5 Rh4 49.f5 gf5 50.Kf5 Rh2=) 48...Rh4 49.Ke5 Rh1 (better 49...Rh3=) 50.f5? (50.Rc2!?=) 50...Re1 (50...gf5 51.Kf5 Rf1 52.Ke4=) 51.Kf6 Rf1 (better 51...gf5 52.Rc5 Kg4 53.Rf5 h5 54.Rg5 Kh4–/+) 52.Kg7?? (better 52.Rc5=) 52...Rf5–+ 53.Rg6?? (53.Rc1 Rf4 54.Rc5 g5 55.Rc6–+) 53...Rg5 (53...Rg5 54.Rg5 hg5–+) 0–1. Sigurjonsson,Siguringi (2000) – Gunnhallsson,Arngrimur (2115), Icelandic Championship Division, 2016. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 a5 7.b5 e5 8.d3 Nbd7)

9.Nfd2 Nc5 10.Nc3 Be6 11.h3 Nfd7 12.Qc2 f5 13.0-0-0 (13.0-0 a4=) 13...a4 (13...Rc8 14.e3+=) 14.Kb1 (14.a3 Nf6=) 14...a3+= 15.Ba1 c6 16.Nb3 Qb6 17.e3 cb5 18.Nb5 Rfc8 Black intends e4 19.Nc3 (better is 19.f4!?–/+) 19...e4!–+ 20.d4 (20.de4 Bc4 Deflection) 20...Nb3 (20...Bc4 21.dc5 Nc5 22.Bf1 Bb3 23.ab3 Nb3 24.Qa2–+) 21.ab3? (better is 21.Qb3 Bc4 22.Qb6 Nb6 23.f3–+) 21...Rc4 22.Ka2 Rac8 23.Rb1 R4c7 24.Rhc1 (24.f3 Nf6 25.fe4 fe4 26.Be4 Bd5–+) 24...Qa5 (24...Nf6 25.Qd1–+) 25.Qd1 Nb6 26.Qe1 (26.f3 Rc3 27.Bc3 Rc3 28.Qd2–+) 26...Nd5 27.Na4 Nb4 28.Ka3 Rc1 (28...Rc1 29.Rc1 Nc2 30.Rc2 Qe1 31.Rc8 Bc8–+) 0–1. Venkatesh,M (2425) – Tukhaev,A (2530), Open, Rethymno GRE, 2009. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.d3 a5 8.b5)

9.Nfd2 Nc5 10.Nc3 Bf5 11.Nb3 (11.0-0 a4=) 11...Nfd7 12.0-0 Re8 Black prepares the advance e4 13.Qd2 (13.Nc5 Nc5 14.Na4 Na4 15.Qa4 Qb8=) 13...e4 (13...a4 14.Nc5 Nc5 15.Ba3=) 14.Nc5 (14.de4 Be4 15.Ne4 Ne4 16.Be4 Re4 17.Bg7 Kg7 18.Na5 Qe7+=) 14...Nc5= 15.Nd5 (15.d4!? Ne6 16.Nd5=) 15...ed3+= 16.Bg7 Kg7 17.ed3 c6 (17...Bd3 18.Rfe1 Re5 19.Qc3+=) 18.Nf4 g5 19.Nh5 (19.Qc3 f6 20.d4 Ne4 21.Nh5 Kg6 22.Be4 Re4 23.bc6 bc6=) 19...Kh6+= 20.g4 Bg4 21.Ng3 cb5 22.f4 Rg8 (22...bc4 23.fg5 Kg7 24.dc4+=) 23.cb5= Ne6 24.fg5 Qg5 (24...Ng5? 25.h4 d5 26.hg5 Qg5 27.Rf6 Rg6 28.Qg5 Kg5 29.Rf7+–) 25.Qg5 Rg5 26.Rf7 Nd8 27.Re7 Re5 (27...Rb8 28.d4 a4 29.Rf1+–) 28.Bb7+/– Rb8 29.Re5 de5 30.Ba6 Ne6 31.Rc1 Nd4 32.Rc5 Be6 33.a3 Bb3 34.Kf2 Ba4 35.Re5 Bb5 36.Nf5 Nf5 37.Rf5 (37.Bb5 Nd4 38.Ba4 Rf8 39.Ke3 Nf3 40.Ra5 Nh2+–) 37...Ba6+/– 38.Rf6 Kg5 39.Ra6 Kf4 40.Ra5 Rb2 41.Kg1 Rd2 42.Rh5 Rd3 43.a4 Rd1 44.Kf2 Rd2 45.Ke1 Ra2 (45...Rd7 46.a5+–) 46.Rh7 Kg5 47.h4 Kg4 48.Ra7 Kh4 49.a5 Ra3 (49...Kg5 50.Kd1+–) 50.a6 Kg5 51.Ra8 Kf6 52.Kd2 Kg7 53.Kc2 Rh3 (53...Kf7 54.a7 Kg7 55.Kb2+–) 54.a7 Ra3 55.Kb2 ½–½. Buczinski,Henryk – Boettcher,Fred, IECG, 2010.

10.Ba3 b6?? 11.Nc3 (11.Bc5!? bc5 12.Ne5+/-) 11...Bg4 (11...Bb7 12.Bc5 dc5 13.Nd2 (13.Ne5? Bg2 14.Kg2 Qd4-+) 13...Bg2 14.Kg2=) 12.Bc5+= dc5? (12...bc5 13.h3 Bd7 14.Qa4+=) 13.Qc2 (better 13.Ne5!? Ne4 14.Be4 Be5 15.Qc2+/-) 13...Nd7 (13...Qd6 14.Ng5 Rad8 15.h3=) 14.Rad1 Qe7 15.Nd5 Qd6 (15...Qd8!?+=) 16.Nd2 f5? (better 16...Be2 17.Ne4 Bd1 18.Rd1 Qe6 19.Nc7 Qe7 20.Na8 Ra8 21.Nf6 Qf6 22.Ba8 Nf8+-) 17.f3+- Bh5 18.e4?? (better 18.g4+-) 18...Rf7 (better 18...Nf6=) 19.h3+- fe4? (better 19...Nf6 20.g4 fg4 21.Nf6 Bf6 22.fg4 Bg4 23.hg4 Qd7+-) 20.de4?? (better 20.Ne4 Qf8 21.g4+-) 20...g5+= 21.Nb3 Raf8 22.Ne3 (better 22.Rd3+=) 22...Bf3?? (better 22...Qe6+=) 23.Rd6+- cd6 24.Bf3 Rf3 25.Rf3 Rf3 26.Nf5 Bf8 (26...Nf6 27.Nd2 Ra3 28.Nb1+-) 27.Kg2 g4 (27...Rf5 28.ef5 Nf6 29.Nd2+-) 28.hg4 a4 (28...Rf5 29.ef5 h6 30.Qd2+-) 29.Kf3 ab3 30.ab3 Kf7 (30...Nf6 31.Qd2 h6 32.g5 hg5 33.Qg5 Kf7 34.g4+-) 31.Qd2 1-0. Spiritchaser84 (2135) - ENERGIE73 (2020), Rated Bullet game, lichess.org, 2014. (=1.Nf3 (A15: English Opening: 1...Nf6) 1...Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 d6 5.g3 0-0 6.Bg2 e5 7.d3 a5 8.b5)

10.Ba3 e4!? 11.de4 Nfe4=+.

10.Na3 e4 11.Ne1 (11.de4 Nce4 12.Bd4 (12.Nd2 Ng5 13.Rb1 Re8 14.Bd4 Ne6 15.Bf6 Bf6 16.Ne4 Ng5 17.Ng5 Bg5 18.Re1= –0.12; 12.Nc2 Re8 13.Ncd4 Qe7 14.Rb1 h6 15.a4 Nd7 16.Qc2 Nb6 17.Rfc1 Nc5 18.Ra1+= –0.47) 12...Re8 13.Nc2 a4 14.Ne3 Qe7 15.Rb1 Bh6 16.Nd5 Nd5 17.cd5 Nf6 18.Rb4= 0.03) 11...Re8 12.d4 Ncd7 (12...Ne6 13.Nec2 Ng5 14.Qd2 Nh3 15.Kh1 d5 16.Rac1 c6 17.bc6 bc6 18.Rb1= –0.12) 13.Nec2 (13.e3 Qe7 14.Nec2 Nb6 15.f3 Bf5 16.Qe2 Na4 17.Rab1 d5 18.cd5+= –0.31) 13...Nb6 14.Ne3 Ng4 15.Nac2 (15.Ng4 Bg4 16.Qc2 Bf5 17.e3 Qg5 18.h3= –0.12) 15...Na4 (15...Qg5 16.h3 Ne3 17.Ne3 Qh6 18.Kh2= –0.12) 16.Bc1 (16.Rb1 Ne3 17.Ne3 Nb2 18.Rb2= –0.09) 16...Ne3 17.Be3 (17.Ne3 Nc5= (17...Nc3 18.Qd2= 0.25) 18.f3= 0.16; 17.fe3 Nb6 18.Na3+= –0.50) 17...Nb6 (better is 17...Nb2!? 18.Qc1 Nc4–/+) 18.Na3= Qe7 (18...Bf5 19.Qd2=) 19.Rc1 d5 (19...Bg4 20.Qd2=) 20.c5 Nd7 21.b6 c6 22.Bf4 f5 23.Rc3 g5 24.Bd6 Qf6= 25.Nc2 Nb6–/+ 26.Be5 Re5 27.de5 Qe5–+ 28.Rb3 Nd7 29.f4 ef3 30.ef3 Nc5 31.Re3 Qd6 32.Rfe1 Bd7–+ 33.Nd4 Rf8 34.Nb3 Nb3 35.Rb3 b5 36.f4 g4 37.Rbe3 d4 38.Re7 c5–+ 39.a4 Bf6 40.Rd7 Qd7 41.ab5 Qb5 42.h3 h5 43.hg4 hg4 44.Bd5 Kg7 45.Re6 c4 46.Bc6 Qc5 47.Qb1 d3 48.Kg2 Rf7 49.Qh1 c3 50.Qh5 c2 51.Rf6 Rf6 52.Be8 Qd5 53.Kh2 Rh6 (53...Rh6 54.Qh6 Kh6 55.Bh5 c1Q 56.Bg4 Qdh1#) 0–1. Tessier Desrosiers,Olivier – Bannon,Eric, ch–Quebec Prelim, Shawinigan CAN, 2001. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0-0 5.c4 d6 6.Bg2 e5 7.d3 a5 8.b5)

10.Na3 Qe7 11.Nc2 (11.Rb1 Re8 12.Nc2 e4 13.de4 Nce4 14.Bd4 Qe6 15.Qd3 Nc5 16.Bc5 dc5 17.Rfe1 Qe7 18.Ne3= 0.03) 11...Na4 12.Ba3 (12.Bc1 e4 13.Nfd4 Re8 14.Re1 Ng4 15.Bf4 g5 16.Bc1 Qf6 17.Rf1 ed3 18.ed3= –0.22) 12...e4 13.Nfd4 Re8 14.Ne3 Nb6 15.Bb2 a4 16.a3 Bd7 17.Rc1 Rab8 18.Bc3=.

10.Na3 Re8 11.Rb1 Qe7 12.Nc2 e4 13.de4 Qe4 14.Nfd4 Qe7 15.Ne3 a4 16.a3 Bd7 17.Qc2 h6 18.Rfd1=.

10.a4 Bd7 11.Nfd2 (11.Nc3 Qe7=) 11...Qc8 (11...Bg4 12.f3 Be6 13.Qc2=) 12.Nc3 (12.Ba3 Bh3=) 12...Bh3 13.Nd5 Nd5 14.cd5 Bg2 15.Kg2 f5 16.f4 (16.Rc1 Qd7 17.Ba3 b6=) 16...ef4 (16...Qd7 17.Qc2 ef4 18.Rf4=) 17.Bg7= Kg7 18.gf4 (18.Rf4 Qe8 19.d4 Nd7=) 18...b6 (18...Qe8 19.Nc4+=) 19.Nb3 (19.d4 Ne4 20.Rc1 Kh8=) 19...Re8 (19...Qe8 20.Ra2=) 20.Nd4 (20.Nc5 dc5 21.d4 cd4 22.Qd4 Kg8=) 20...Qd7 21.e4 (21.Qc2!?=) 21...Qf7 (21...fe4 22.f5 Kh8 23.fg6–/+) 22.Qc2+= Qf6 23.Ne2 (23.Nb3 Nb3 24.Qb3 fe4–/+) 23...Re7 (23...fe4 24.d4 Nd3 25.Qc7 Kh8 26.Qb6–/+) 24.Ng3 (24.Nc3 Rf8=) 24...Qd4+= 25.Rf3?? (better is 25.Rfd1+=) 25...Qa1–+ 26.ef5 Qd4 27.fg6 hg6 28.f5 Rf8 29.Qd2 Ne4 30.Qe2–/+ Ng3 31.Qe7+= Rf7 32.f6 Qf6 33.Qf7 Qf7 34.Rf7 Kf7 35.Kg3 Kf6 36.d4 Kg5+= 37.Kf3 Kh5 38.Kg3= Kg5 39.Kf3 Kf5 40.h4 g5 41.h5 g4 42.Kg3 Kg5 43.h6 Kh6 44.Kg4 Kg6 45.Kf4 Kf6 46.Kg4 ½–½. Knudsen (2215) – Jacobsen (2285), Copenhagen, 1987. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0-0 5.c4 d6 6.Bg2 e5 7.d3 a5 8.b5)

10.a4 Nfd7 11.Qc2 f5 12.d4 ed4 13.Bd4 Nb6 14.Bg7 Kg7 15.Nd4 Qf6 16.e3 Be6 17.Ne6 Qe6 18.Nd2 Nbd7 19.Rad1 Qf6 20.Nb1 Nb6 21.Nc3 Rfe8 (21...Nc4? 22.Nd5 Ne3 23.Ne3+–) 22.Nd5 Nd5 23.cd5 b6 24.Rd4 Re5 25.h4 h6 26.Qc4 Rf8 27.Bf3 Re7 28.Kg2 Kf7 29.h5 g5 30.Bd1 Ke8 31.Rh1 Qe5 32.Bf3 Kd8 33.Rc1 Rg7 34.g4 Re7 35.Rc2 fg4 36.Bg4 Ne4 37.Bf3 Rf3 38.Kf3 Rf7 39.Ke2 Nc5 40.Ke1 Qh2 41.Qe2 Qh1 42.Qf1 Qh5 43.f4 g4 44.f5 Qg5 45.Qf4 Qf4 46.ef4 h5 47.Re2 Rf5 48.Kf1 Nd7 49.Rde4? Nf6–+ 50.Re7 Rf4 51.Kg1 Ra4 52.Rf7 Re4 53.Rf2 Re1 (53...Re1 54.Kg2 Nd5–+) 0–1. Christensen,Kurt Verner – Dinsen,Carl Krarup, Denmark ch corr, 1955. (=1.Nf3 Nf6 2.c4 g6 3.b4 a5 4.b5 Bg7 5.Bb2 0-0 6.g3 d6 7.Bg2 e5 8.d3 Nbd7 9.0-0 Nc5)

10.a4 e4 11.de4 Nce4 (11...Nfe4 12.Nd4+=) 12.e3 Bg4 13.h3 Be6 14.Qe2 (14.Qc2 Qe7=) 14...Qc8 15.Kh2 Re8 16.Rd1 Bd7 17.Na3 (17.Ra3 Qb8=) 17...h5 18.Rdc1 (18.Nb1!?+=) 18...Nc5–/+ 19.Qd1 (19.Ng5 Na4 20.Bd4 Bf5–/+) 19...Ng4! 20.hg4 Bb2 21.gh5 Bf5 (21...Bc1 22.Rc1 gh5 23.Nb1–/+) 22.hg6 Bg6 23.Nh4 Qe6 24.Ra2 (24.Bd5!? Qf6 25.Ng6 Qg6 26.Kg1–/+) 24...Bc1–+ 25.Qc1 Qf6 (25...Be4 26.Qd1–+) 26.Ng6–/+ fg6 27.Nb1 Kg7 28.Nc3 Nd3 29.Qa1 Rab8 30.Kg1 Kh6 (30...Rh8 31.f4 Rbe8 32.Re2+=) 31.Rd2 Ne1 32.Rd4?? (better is 32.Qe1 Qc3 33.Qd1+=) 32...Ng2?? (better is 32...Nc2 33.Qd1 Nd4–+) 33.Kg2+= c6 (33...Rf8 34.Rf4 Qe5 35.Rh4 Kg7 36.f4+/–) 34.Qa3 (34.Ne4 Re4 35.Qh1 Kg7 36.Re4 Rh8+–) 34...c5 (34...Rf8 35.Rh4 Kg7 36.Ne4+=) 35.Rh4+/– Kg7 36.Nd5 Qe5 37.f4 (better is 37.Kg1!? Kg8 38.Qd3+/–) 37...Qe4= 38.Kh2 Qc2 (38...Qc4?? 39.Qb2 Qd4 40.ed4+–) 39.Kh3 Qf5?? (better is 39...Qb1=) 40.g4+– Qb1 41.Qc3 Re5 42.Kh2 (better is 42.fe5 Qf1 43.Kg3 Qg1 44.Kf4 Rf8 45.Nf6 de5 46.Kg5 Rf6 47.Qe5+–) 42...Rf8+= 43.Rh3 (43.g5 Qf1 44.Qb2+/– (44.fe5 Rf2 45.Kg3 Qg2)) 43...Kg8 (43...g5 44.Qd2 (44.fe5?? Rf2 45.Kg3 Qg1) 44...gf4 45.Nf4= (worse is 45.ef4 Qe1 46.Qe1 Re1–/+)) 44.g5 (better is 44.Rh6+/–) 44...Qa2= 45.Kg3?? (better is 45.Kh1 Qb1 46.Kh2 Qa2 47.Kh1 Qb1 48.Kh2=) 45...Rg5 46.fg5 (46.Kh4 Rg1 47.Qe1 Re1 48.Rg3 Rh1 49.Kg5 Qe2 50.Nf6 Kg7 51.Ne8 Re8 52.Rh3 Qg2 53.Rg3 Qg3) 46...Qf2 47.Kg4 Qe2 48.Kg3 (48.Rf3 Qf3 49.Kh4 Qh5 50.Kg3 Rf3 51.Kg2 Qh3 52.Kg1 Rf1) 48...Rf3 49.Kh4 Qf2 50.Kg4 Qg2 51.Kh4 Rh3# 0–1. Nwoye,Nnamdi (2015) – Terron Elena,F (2215), Gibraltar Masters, 2015. (=1.Nf3 Nf6 2.c4 g6 3.b4 a5 4.b5 Bg7 5.Bb2 d6 6.g3 0-0 7.Bg2 e5 8.d3 Nbd7 9.0-0 Nc5)

10.a4 Qe7 11.Nc3=.

10.a4 h6 11.Nbd2 Be6 12.Ne1 Qd7 13.f4 Ng4 14.Nc2 h5 15.Ra3 c6 16.Qa1 Rae8 (16...f6 17.d4 ed4 18.Nd4+/–) 17.h3 Nh6 18.Kh2 Qc7 19.Nf3 Bc8 20.bc6 bc6 21.Nh4 Bf6 22.Nf3 Bg7 23.e3 f6 24.Nh4 Kh7 25.Qd1 Be6 26.d4 Nd7 27.Qd3 Nf5 28.Nf5 Bf5 29.e4 Be6 30.f5 gf5 31.Ne3 fe4 32.Be4 Kg8 33.Bh7 Kh8 34.Bg6 Bf7 35.Bf7+/– Rf7 36.Qg6 Nf8 37.Qh5 Kg8 38.Ng4 Qe7 39.Raf3+/– e4 40.Re3 Nh7 41.h4 Qd7 42.Qg6+– Rff8 43.Rf5 Rb8 44.Bc3 Qe8 45.Qe8 Rfe8 46.Ra5 Ra8 47.Re4! Re4 48.Ra8 Nf8 49.Kh3 f5 50.Nh2 f4 51.Bd2 fg3 52.Nf3 c5 53.a5 cd4 54.a6 Re7 55.a7 Kh7 56.Ng5 Kg6 57.Rf8! Ra7 58.Rg8 g2 59.Kg2 Ra2 60.Ne4 Kf7 61.Rg7! Kg7 62.h5 Rc2 63.Kf3 Rc4 64.Nd6 Rc5 65.h6 Kh7 66.Ne4 Rc6+= 67.Ng5 Kh6 68.Ne6 Kg6 69.Nd4 Rd6 70.Ke4 Rd4 71.Kd4 ½–½. Varga,Kl (2200) – Wozniak,Mari (1980), Meissen GER, Mitropa Cup (w), 2013. (=1.Nf3 Nf6 2.c4 d6 3.g3 g6 4.b4 Bg7 5.Bb2 0-0 6.Bg2 e5 7.d3 a5 8.b5 Nbd7 9.0-0 Nc5)

10.Qc2 Bd7 (10...Re8 11.Nc3=) 11.Nc3 Re8 (11...Qe7 12.Ng5=) 12.e4 (12.Nd2 c6=) 12...b6 (12...c6 13.Rfb1=) 13.h3 (13.Bc1 Bg4=) 13...Ne6 (13...Qc8 14.Kh2=) 14.Ne2 (14.Bc1 h6+=) 14...Nh5 (14...h6 15.Ne1=) 15.d4+= ed4 16.Nfd4 Nc5 17.Rad1 Nf6 Now all is on e4 (17...Qc8 18.Kh2+=) 18.Nc3 Qc8 (18...Ra7 19.Rfe1+=) 19.Kh2 Re5 (19...a4 20.a3+=) 20.Nc6 (20.g4 Re8+=) 20...Bc6= 21.bc6 Re7 22.f4 (22.f3 Re6=) 22...Qe8 23.Rde1 (23.Bf3 A) 23...Qc6?? 24.e5 Nfe4 25.Ne4+– (25.Be4?! Ne4 26.Nd5 Ree8+–); B) 23...h6=) 23...Nfe4 (23...a4!?=) 24.Nd5+= f5 25.Bg7 Kg7 26.g4 (26.Qb2 Kf7 27.Be4 Ne4 28.Re3+=) 26...Kf8+– 27.Ne7 (better 27.gf5!? gf5 28.Rg1+–) 27...Qe7+= 28.gf5 (28.Be4 Ne4 29.Qd3 Qf6+=) 28...gf5= 29.Be4 Ne4 30.Rg1 Re8 31.Qb2 Qf6 32.Qf6 Nf6 33.Re8 Ne8 34.Kg3 Ng7 35.Rb1 (35.Kf3 Kf7+=) 35...Ke7 36.Rb5 Ke6 37.Kf3 Nh5 38.Rb1 Ng7 (38...h6 39.h4+=) 39.h4 (39.Ke3 h6+=) 39...Ke7 (39...h6 40.Rg1 Kf7 41.a3+=) 40.Ke3 (40.Rg1 Kf7+–) 40...Ke6 (40...h6 41.Rg1 Kf7 42.Rd1+=) 41.Rg1 (41.a3 h5+–) 41...Kf7+= 42.Rg5 (42.Rd1 Ke7+–) 42...h6 43.Rg1 (43.Rg2 Nh5+=) 43...Nh5 44.Rb1 Ke6 45.Re1 (45.a3 Nf6+=) 45...Kf7 (45...Nf6 46.a4+=) 46.a3 (46.Rd1 Ke6+=) 46...Kf6 (46...Nf6 47.Rg1+=) 47.Rg1 Kf7 48.Kd2 (48.Rd1 Ke7+=) 48...Nf6 (48...Nf4 49.Rf1 Ng6 50.Rf5 Kg7 51.h5=) 49.Kc2 (49.Rg2 Ne4 50.Kc2 Nf6+=) 49...Nh5 50.Kb3 (50.Rb1 Ke7 51.Kc3 Ke6+=) 50...Kf6 (50...Nf4 51.Rf1 Ng6 52.Rf5 Kg7 53.h5=) 51.Rf1 (51.Rd1 Nf4 52.Rd6 Ne6+= (52...cd6?? 53.c7+–)) 51...Ng3 (51...Ng7 52.Ka4 Ne6 53.Kb5+=) 52.Re1 (52.Rd1 Ke7+=) 52...Nh5= 53.Rf1 Ng3 54.Rf3 (54.Rd1!? Ne4 55.Kc2+=) 54...Ne2= 55.Ka4 (55.Rf2 Nd4 56.Kc3 Nc6=) 55...Nd4 56.Rg3 Ne6 57.Kb5 (better 57.Rf3!?=) 57...Nf4–/+ 58.Ka6 Ne6 59.h5 f4 60.Rg6 Kf5 61.Kb7 (61.Rh6?? f3 62.Rh7 Kf6 63.Rh6 Ke5–+) 61...f3 62.Rg3 (better 62.Rg1=) 62...Ke4–+ 63.Rg6 Ke5 (63...Nf4 64.Rg1 f2+–) 64.Rg1= d5 65.Re1 (65.cd5!? Kd5 66.Rf1+=) 65...Kd6=+ 66.cd5 Nc5 (worse 66...Kd5 67.Rf1 b5 68.Rf3=) 67.Kc8 Nb3? (67...f2 68.Rf1 Nd3=) 68.Re6+– Kd5 69.Rh6 Ke5 (69...Nd4 70.Kc7 Ke5 71.Kb6+–) 70.Rh8 (70.Kc7?? f2 71.Kb6 f1Q–+) 70...Nd4 71.Rf8 (71.Kc7 f2 72.Rf8 Ne6 73.Kb6 Nf8=+) 71...Nf5 (71...Nc6 72.Rf3 Ne7 73.Kc7+–) 72.h6 (72.Kc7?! f2 73.h6 f1Q+–) 72...f2 73.h7 f1Q 74.h8Q Ke4 (74...Kd5 75.Kb7 Nd6 76.Kc7 Nb5 77.Kb8+– (77.Kb6?! Qg1 78.Kb5 Qc5 79.Ka4 Qc4 80.Ka5 Qc5 81.Ka6 Qc6 82.Ka7 Qa4 83.Kb7 Qc6 84.Kb8 Qd6 85.Kc8 Qe6 86.Kd8 Qd6 87.Ke8 Qe6 88.Kd8 Qd6 89.Ke8 Qe6 90.Kd8=)) 75.Qh4!! Ke5 (75...Nh4 76.Re8 Double attack (76.Rf1 Pinning; 76.Rf1 Deflection)) 76.Kc7 (76.Re8 Kd6 77.Qe4 Qa6 78.Kb8 Qd3 79.Qd3 Kc6 80.Qc4 Kd6 81.Re6 Kd7 82.Qc6 Kd8 83.Qc7) 76...Qf3 (76...Nh4?? 77.Rf1 Nf5 78.Rf5 Kf5 79.Kb6+–) 77.Qg5 1–0. Bitoon,R (2415) – Bersamina,Paulo (2360), ch–PHI, 2015. (=1.Nf3 d6 2.c4 Nf6 3.g3 g6 4.b4 Bg7 5.Bb2 0-0 6.Bg2 e5 7.d3 a5 8.b5 Nbd7 9.0-0 Nc5)

10.Nc3 a4 11.Rb1 a3 12.Ba1 Re8 13.d4 ed4 14.Nd4 Nfd7 15.Nd5 Ne5 16.Qc2 Ne6 17.b6 cb6 18.Nb6 (18.Rb6 Nd7 19.Ne6 fe6 20.Rd6 ed5 21.Bd5 Kh8 22.Bg7 Kg7 23.Qc3 Kh6+=) 18...Rb8 19.Rfd1 Nd4 20.Bd4 Bf5 21.e4 Bg4 22.Rd2 Nf3 23.Bf3 Bf3 24.Qc3 Bd4 25.Qd4 Be4 26.Nd5 Re5 27.Re1 Bd5 28.Re5 de5 29.Qe3 Bc4 30.Rd8 Rd8 31.Qa3?? (better is 31.h4 Rd1 32.Kh2 Ba2 33.Qa3–/+) 31...Rd1–+ 32.Kg2 Bf1 (32...Bf1 33.Kf3 Rd3 34.Qd3 Bd3–+) 0–1. Woods,DM – Oakley,Peter James, ENG–ch corr England, 1962. (=1.c4 Nf6 2.Nf3 g6 3.b4 a5 4.b5 Bg7 5.Bb2 d6 6.g3 e5 7.d3 0-0 8.Bg2 Nbd7 9.0-0 Nc5)

10.Nc3 a4 11.Rb1 a3 12.Ba1 Nh5 13.Nd5 Na4 14.Nc3 Nc3 15.Bc3 e4 (15...Re8 16.Rc1+=) 16.Bg7 (better is 16.Nd4!?+=) 16...ef3= 17.Bf8 fg2 18.Kg2 Kf8 (18...Qf8 19.Rb4+=) 19.Qd2 (19.Qc1 Qf6=) 19...b6 20.e4 Qd7 21.Kg1 f5 22.f3 Kg8 23.Rbe1 Ng7 24.Qg5 Bb7 25.Qc1 Qe6 26.Qc3 Qf7 27.d4 Ra4 28.d5 Ra8 (28...f4 29.Kh1=) 29.e5 de5 30.Re5 Qf8 31.Rfe1 Qc5 32.Kg2 Rf8 33.h4 (33.Re7 Rf7 34.Qe3 Qb4+= (34...Qc4?? 35.Rf7 Qa2 36.Re2 Qe2 37.Qe2 Kf7 38.Qa2+–)) 33...Rf7 34.R1e3 f4 35.g4?? (35.gf4 Bc8 36.Qa3 Qc4 37.Re8 Ne8 38.Re8 Kg7 39.Qb2 Kh6 40.Rc8 Qf4 41.Qf2=) 35...Bc8 36.Qa3?? Qc4 37.Re8+= Ne8 38.Re8 Kg7 39.Qb2 Kh6 40.Rc8 1–0. Buttkus,Andree (2005) – Sondermann,Johannes (2010), Berlin tt, 2000. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 a5 7.b5 e5 8.d3)

10.Nc3 a4 11.Rb1 Re8 12.Nd2 Nfd7 (12...a3 13.Bc1=) 13.Qc2 (13.Nde4 Ne4 14.Ne4 Nc5+=) 13...f5 (13...a3 14.Bc1=) 14.Nd5 (14.Bd5 Kh8+=) 14...Nf6 (14...Nb6 15.Ba3+=) 15.f4 (15.Ba3 Ne6+=) 15...Nd5 16.Bd5 Be6 17.Bg2 (17.fe5 A) 17...Be5 18.d4 Bd5 19.cd5 Bg3 20.hg3+= (20.dc5?! Bh2 21.Kh1 a3=); B) 17...de5 18.Ba3 Qd6=) 17...a3 (17...Qe7!?=+) 18.Bc3= Bf7 19.Rbe1 (19.fe5 de5 (19...Be5? 20.d4+–) 20.Nb3 Bf8+=) 19...Qd7 (19...ef4 20.Bg7 Kg7 21.d4=+) 20.Bb4 (20.Nb3!? Nb3 21.Qb3=) 20...ef4=+ 21.gf4 Bd4 (21...c6 22.bc6 bc6 23.Bc3=+) 22.Kh1=+ c6 23.Nf3 (23.bc6 bc6 24.Bc3 Bc3 25.Qc3 Na4 26.Qa3 Ra6=+) 23...Bf6 (23...Bb2 24.bc6 bc6 25.Qd2–/+) 24.Bc3 Bc3 25.bc6 bc6 26.Qc3 Ne6 27.Nd2 (27.Ng5 Ng5 28.fg5 d5=+) 27...d5 (27...Rab8 28.Nb3=+) 28.Qc1 (28.Rb1 d4 29.Qc2 Qc7–/+) 28...Qd6 29.e3 (29.Nb3 Reb8–/+) 29...Nc5 30.Qc3 (30.Qc2–/+) 30...Ra7 (30...Re3! 31.Re3 d4–+) 31.d4 (31.cd5 Bd5 32.e4 Ba2=+) 31...Na4–/+ 32.Qc2 Qb4 (32...Rb8 33.c5 Qe7 34.Qd3–/+) 33.cd5=+ cd5 (33...Bd5 34.Bd5 cd5=+) 34.Nb3 (34.Nf3!?=+) 34...Qc3 (34...Rae7 35.Qf2–/+) 35.Qe2 (35.Re2 Re3 36.Qc3 Rc3–+) 35...Rae7 36.Qb5 (36.Rc1 Qe3 (worse 36...Re3 37.Qb5 Qb2 38.Qa4+=) 37.Qa6 Nb2–+) 36...Qc4–+ 37.Qa5 Re3 38.Rc1 Rc3 (38...Nc3 39.Qa3 Qe2 40.Qc5–+) 39.Rc3 (39.Rfd1 Rc8–/+) 39...Nc3–+ 40.Qa3 (40.Rc1 Qd3 41.Qc3 Qc3 42.Rc3 Re1 43.Bf1 Rf1 44.Kg2 Rf4 45.Rc8 Kg7–+) 40...Re2 41.Nc1 (41.Ra1 Qd3 42.Nc5 Qe3–+) 41...Rd2 (41...Rc2 42.Qb3 Ne4 43.Qc4 dc4 44.Kg1–+) 42.Qa7 (better 42.Qd6 Rb2 43.Qc5–+) 42...Na2?? (better 42...Qb4 43.Kg1 Kg7–+ (43...Rd4?! 44.a3 Qa4 45.Qb8 Qe8 46.Qe5 Qe5 47.fe5–+)) 43.Qb8= Kg7 44.Qe5 Kh6 45.Na2 (45.Qh8!? Rg2 46.Qf8 Kh5 47.Kg2 Qc2 48.Kh3 Qc3 49.Kg2 Qc2 50.Kh3 Qc3 51.Kg2 Qc2=) 45...Qa2=+ 46.Rf3? (better 46.Rg1=+) 46...Qb1 47.Rf1 Qc2 (better 47...Qb2 48.Rf3 Qa1 49.Bf1 Rd3–+) 48.Rg1–/+ Re2 (better 48...Qc6–/+) 49.Qd6?? (49.Qf6 Qc7=+) 49...Rg2?? (better 49...Kg7–+) 50.Rg2 Qd1 ½–½. Bente,Bjoern (2310) – Dittmann,Hans_Adolf (2070), 30. Kiel Open, 2017. (=1.Nf3 Nf6 2.c4 g6 3.b4 a5 4.b5 Bg7 5.Bb2 0-0 6.g3 d6 7.Bg2 e5 8.d3 Nbd7 9.0-0 Nc5)

10.Nc3 e4 11.Nd4 (11.Ne4 Nce4 12.de4 Re8+=) 11...e3 (11...ed3 12.ed3 Nfd7 13.Nb3=) 12.f4 (better 12.fe3!? Qe7 13.e4+–) 12...Ng4= 13.Nd5 Be6 (13...Ne6 14.Ne6 fe6 15.Bg7 Kg7 16.Nc3=) 14.Qc2 Bd5 15.Bd5 a4 16.Rab1 a3 17.Ba1 h5 (17...Nf6 18.Bg2+=) 18.h3 (18.f5!? g5 19.Qc1+–) 18...Nf2= 19.Rf2 (19.Bg2 h4 20.g4 Qe7=) 19...ef2=+ 20.Kf2 Qd7 21.Kg2 Ne6 (better 21...h4=) 22.Ne6+– fe6 23.Bb7 Rab8 24.Bc6 Qe7 (24...Qf7 25.Bg7 Qg7 26.d4+–) 25.Bg7 (25.d4 Qf6+–) 25...Kg7 (25...Qg7 26.d4+–) 26.Rb3 (26.Qc3 e5+–) 26...e5 27.e3 (27.Qc3!?+–) 27...h4 28.Qc3 hg3 29.fe5 (better 29.Kg3!? Qf6 30.Kg2+=) 29...de5=+ 0–1. jvanmechelen (2555) – wvmaniac (2545), net–chess.com, 2014. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.d3 a5 8.b5 Nbd7 9.0-0 Nc5)

10.Nc3 Re8 11.Nd2 Nfd7 12.Rc1+= Nb6 (12...a4 13.Ba3+=) 13.Nb3 (13.Nde4 f5 14.Nc5 dc5+=) 13...Bh6 (13...Ne6 14.a4=) 14.Rb1 (14.e3 Nbd7+=) 14...Ne6 (14...Nca4 15.Ba1+=) 15.Nd5 Na4 (15...Nd5 16.cd5 Ng5 17.Bc3+=) 16.Ba1 (16.Bc1 Bc1 17.Qc1+=) 16...c6 (better 16...Bd7!?+=) 17.bc6+– bc6 18.Ne3 (18.Nf6! Qf6 19.Bc6+–) 18...Qc7 (18...Ra6 19.d4+=) 19.d4 Ba6 (19...Bg5 20.c5 d5 21.de5+=) 20.d5 (20.Ng4 Bg7 21.Nd2 Nb6+=) 20...Be3+= 21.de6 Bh6 (21...Ba7 22.Bc6 Qc6 23.Na5=) 22.ef7+– Kf7 23.Na5 (23.f4 Kg8 24.Nd4 ed4 25.Qa4 Rac8 26.Bd4 Re2+–) 23...Qa5 24.Bc6 Bc4 25.Qd6 (25.Ba8 A) 25...Ra8? A1) 26.Qd6 Qd5 (26...Be2 27.Rb7 Kg8 28.Qe6 Kh8 29.Qf6 Kg8 30.Qf7 Kh8 31.Qh7) 27.Qc7 Kf6+–; A2) 26.Rb7 Kg8 27.Qd6+–; B) 25...Qa8 26.Rb4 Ba2 27.Ra4 Qd5 28.Ra7 Re7+–) 25...Bf8+= (25...Ba2 26.Rb7 Kg8 27.Qd7 Qc7 28.Rc7 Re7 29.Qe7 Nb6 30.Qh7 Kf8 31.Qh6 Kg8 32.Qg7) 26.Be8 Re8 27.Qc6 (27.Rb7 Re7 28.Rfb1 Qd5 (28...Ba2 29.Re7 Be7 30.Rb7 Qd8 31.Qd8 Kf6 32.Qe7 Kf5 33.Qe5 Kg4 34.Rh7 Bd5 35.Qf4; 28...Be2 29.Be5 Qa6 30.Rb8 Qd6 31.Bd6+–) 29.Qd5 Bd5 30.Re7 Ke7 31.Be5 Ba2+=) 27...Bd5 (27...Nc5 28.Rfc1 Qa2 29.Rb4=) 28.Qd7 (28.Rb5 Bc6 29.Ra5 Bc5+=) 28...Re7 29.Qc8 (29.Qb5 Qb5 30.Rb5 Bc6 31.Re5 Rd7=) 29...Re8 (29...Nc5 30.f4 Ne6 31.fe5 Kg8 32.Rbd1 Qa7 33.Bd4 Qa2 34.Rf8 Nf8 35.Rf1–/+) 30.Qd7 Re7 31.Rb5 (31.Qb5 Qb5 32.Rb5 Bc6 33.Re5 Rd7+=) 31...Rd7= 32.Ra5 Nb6 33.Rd1 Be6 (33...e4 34.a4=) 34.Rd7 Nd7 (34...Bd7 35.a4= (worse 35.Be5 Nc4 36.Bc3 Na5 37.Ba5 Be6–/+)) 35.a4 (35.Be5 Ne5 36.Re5 Ba2+=) 35...Bd6 36.Rb5 (36.Bc3 Bc4=) 36...Bc4 37.Rb7 Ke7 (37...Ke6 38.Kf1=) 38.e4 (38.Kf1 g5=) 38...Ba6 39.Rb2 Nc5 (39...g5 40.Kg2=) 40.Rb4 (40.a5 Kd7=) 40...Nd7 (40...Kd7 41.f3=) 41.Rb2= Nc5 42.Rb4 Nd7 ½–½. Duong,Tha (2125) – Durette,Francis (2020), Montreal Open, 2017. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 d6 5.g3 e5 6.d3 0-0 7.Bg2 a5 8.b5 Nbd7 9.0-0 Nc5)

10.Nc3 Re8 11.Nd2 Bg4 12.Nb3 Nfd7 13.Qc2 h5 (13...Ra7 14.Nc5 Nc5 15.f4=) 14.Ba3 Nb3 15.ab3 Rb8 (15...Qb8 16.b4+=) 16.b4 ab4 17.Bb4 Nf6 (17...Nf8 18.Ra7+/–) 18.Ra7 b6 19.Nd5 Rc8 20.h3 Bd7 21.Bd2 (21.Nf6!? Qf6 22.Bc3+/–) 21...Nd5= 22.cd5 Bb5 23.Rc1 Re7 24.Bg5 f6 25.Be3 Be8 (25...Ra8!? 26.Rc7 Ba4=) 26.Rb7 b5 27.Bd2 Rb8 (27...Ra8 28.e4=) 28.Rb8+= (worse is 28.Rc7 Rc7 29.Qc7 Qc7 30.Rc7 b4+=) 28...Qb8 29.Ba5 Qa7 30.Bc7 Rd7 31.Qc6 Bh6 32.e3 Bf8 (32...Rd8 33.Bb6 Bc6 34.Ba7=) 33.Bb6+= (33.Qb5? Rc7 34.Qb2 Rc1 35.Qc1 Bb5–+) 33...Qa6 34.Qc8 (34.d4!?+/–) 34...Qc8= 35.Rc8 Rb7 36.Ba5 Bd7 37.Rc3 Be7 38.Bb4 Kf7 (38...Ra7 39.Kf1+=) 39.h4 (39.Ra3!?=) 39...Ra7+= 40.Rb3 f5 41.Rb1 Ra2 42.Bf1 ½–½. Lutz,Christopher (2590) – Zueger,Beat (2430), Ehrat Memorial (SUI–GER m), 1999. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.d3 a5 8.b5)

10.Nc3 Re8 11.d4 ed4 12.Nd4 a4 13.Rb1 Ng4 14.Nd5 h5 15.h3 Nf6 16.Kh2 Bd7 17.Qd2 Qc8 18.Nf5 (better 18.a3!?+=) 18...Bf5=+ 19.Bf6 Bb1 20.Bg7 Kg7 21.Qd4 Kh6 22.Rb1 Qf5 23.Re1 Rac8 24.e4 Qe5 25.Qd2 Kh7 26.f4 Qg7 27.f5 (27.e5 de5 28.fe5 Re5 29.Re5 Qe5-/+) 27...gf5 (27...h4 28.Qg5 hg3 29.Qg3-/+) 28.Qf4 (28.ef5 Qh6 29.Qc3 Re1 30.Qe1 Qg5-/+) 28...Kh8 (better 28...Re5!? 29.Qh4 fe4 30.Nf6 Kh8 31.Be4 Qh6-+) 29.Qf5-/+ Qg6 30.Qf3 Nd7 31.Nf4 Qg5 32.Nh5 Ne5 33.Qe2 Rg8 34.Rf1 Rg6 35.Rf5 Qe7 36.Nf4 Rh6 37.Nd5 Qf8 38.g4 Qg7 (38...Kg7!?=) 39.g5+= Re6 40.Nf6 Qg6 41.h4 Rd8 42.Bh3 Nd7 43.h5 Qg7 44.h6 Qg6 45.Nh5 (45.Nd7 Rd7 46.Qb2 f6+/-) 45...Re5 46.Nf4 Qg8 47.Qb2 Rde8 48.Nd3 Kh7 49.Ne5 Re5 (49...Ne5 50.Qb4+-) 50.Qd4 (50.c5 f6 51.b6 cb6 52.cd6 a3+-) 50...Qg6 (better 50...Qe8+-) 51.Re5?? (better 51.c5 Re7 52.cd6 cd6 53.Rf4+- (53.Qa4?! Kg8+-)) 51...Ne5= 52.Qe5!? de5 53.Bf5 f6 54.Bg6 Kg6 55.gf6 Kh6 56.Kg3 Kg6 57.Kg4 Kf6 58.Kh5 Ke6 59.Kg6 b6 (59...Kd6 60.Kf6 a3+-) 60.a3 Kd6 61.Kf6 Kc5 62.Ke5 Kc4 63.Kf5 Kb3 64.e5 Ka3 65.e6 Kb2 (65...Kb4 66.e7 Kb5 67.e8Q Kb4 68.Qe1 Kb5 69.Qe5 c5 70.Qb2 Kc6 71.Qe2+-) 66.e7 a3 67.e8Q a2 68.Qe2 (68.Qe5 Kb3+-) 68...Kb1 (68...Kb3 69.Qe3 Kb2 70.Qe5 Kc2 71.Qc7 Kb3 72.Qc1+-) 69.Qd3 Kb2 70.Qd2 (70.Qd4!? Kb3+-) 70...Kb1 (70...Kb3 71.Qd4 Ka3 72.Ke4+-) 71.Qb4 Ka1 72.Ke4 (72.Qb3 c5 73.Qc2 c4 74.Qc1) 72...c6 73.bc6 (73.Qb3 c5 74.Qc2 c4 75.Qc1) 73...b5 74.Qc3 (74.Qc3 Kb1 75.Qb3 Kc1 76.Kd3 a1N 77.Qa2 b4 78.Qa1; 74.Qb3 b4 75.Qc2 b3 76.Qc1) 1-0. Regan,N (1940) - Jaufarally,Nadia (1910), ch-ENG Women, 2018. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.d3 a5 8.b5)

10.Nc3 Re8 11.Ne1 Be6 12.Qc2 Qc8 13.e3 Bh3 14.d4 Bg2 15.Ng2 Ne6 16.d5 Nc5 17.e4 Qh3 18.f3 Rf8 19.Nd1 Qd7 20.Ba3 Qe7 21.Bc5 dc5 22.Nc3 b6 23.Rae1 Ne8 24.f4 Nd6 25.f5 f6 26.fg6 hg6 27.Nh4 Kf7 28.Qe2 Qd7 29.Nd1 Bh6 30.Nf2 Kg7 31.h3 Rae8 32.Ng4 Rf7 33.Rf2 Rh8 34.Kg2 Qe7 35.Ref1 Rhf8 36.Nh6 Kh6 37.Qg4 Rg8 38.Qe2 Kh7 39.Nf3 Rgf8 40.h4 Kg7 41.h5 g5 42.Nh2 f5 43.ef5 e4 44.g4 Qf6 ½–½. Schuh – Oesterle, 1988.

10.Nc3 Bg4 11.Ng5 Rb8 (11...Nfd7 12.Nge4=) 12.Qd2+= b6 (12...Nfd7 13.h3 Bf5 14.g4=) 13.Rad1 (13.f3 Bf5+=) 13...h6 14.h3 (14.Nge4 Nfe4 15.Ne4 Ne4 16.Be4 Bh3+=) 14...Bc8 (14...hg5 15.hg4 Ng4 16.Bc1+=) 15.Nge4 (15.Nf3 Bb7=) 15...Nfe4 16.de4 (worse 16.Be4 Ne4 17.de4 Bh3–+) 16...Be6 17.Nd5 Bd5 (17...a4 18.f4=) 18.Qd5 Qe7 19.h4 (19.Rd2 a4+=) 19...h5 (19...Na4 20.Ba1=) 20.Bh3 Na4 21.Rd2 (21.Ba1 Rbe8+=) 21...Nc5 (21...Nb2 22.Rb2 Rbd8 23.Rd1+=) 22.Rdd1 (22.Rfd1 Bh6 23.e3 Na4+=) 22...Na4 23.Rd2 Nc5 24.Rdd1 (24.Rfd1 Rbe8+=) 24...Na4= 25.Rd2 ½–½. agram (2380) – ktmann (2390), gameknot.com, 2013. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.d3 a5 8.b5 Nbd7 9.0-0 Nc5)

10.Nc3 h6 11.Nd2 Be6 12.Qc2 Qd7 13.Nb3 Nb3 14.ab3 c5 15.Na4 Rab8 (15...Qc7!?=) 16.Nb6+/– Qd8 17.Bc3 Nd7 18.Nd7 Qd7 19.Ra5 Bh3 20.b4 Bg2 21.Kg2 cb4 22.Bb4 Rfc8 23.Qb3 Ra8 24.Rfa1 Ra5 25.Ra5 e4 26.Qa2 ed3 27.ed3 Kh7 28.Ra8 Ra8 29.Qa8 d5 30.Qb8 dc4 31.dc4 h5 32.Qd6 Qg4 33.Qd5 h4 34.h3 Qe2 35.gh4 Kg8 36.Bc5 Bf6 37.Be3 Kg7 38.b6 (worse is 38.Qb7 Qc4 39.Qc6 Qh4+–) 1–0. Rusev,Krasimir (2545) – Danov,Lyubomir (2225), Plovdiv BUL, Tringov Mem, 2014. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 a5 7.b5 e5 8.d3 Nbd7 9.0-0 Nc5)

10.Nbd2 a4 11.a3 Re8 12.Qc2 Bd7 13.e4 c6 14.bc6 Bc6 15.Bc3 b5 16.Rfe1 bc4 17.dc4 Nfd7 18.Rad1 Nb3 19.Nb3 ab3 20.Qb1 Ra3 21.Rd6 Qb6 22.Bf1 (22.Red1 Ra2 23.R6d2 Rea8+=) 22...Nc5 23.Nd2 Bf8 24.Rf6 Na4 25.Rf3 b2 26.c5?? (better is 26.Qc2–+) 26...Qc5 (better is 26...Bc5 27.Nc4 Nc3 (27...Rc3?! 28.Nb6 Rf3 29.Na4 Ba4 30.Re2–/+) 28.Rc3 Bf2 29.Kg2 Be1 30.Nb6 Bc3–+) 27.Bb2+= Rf3 28.Nf3 Rb8 29.Re2? (better is 29.Rc1 Rb2 30.Rc5 Bc5 31.Qe1 Rf2 32.Qf2–/+) 29...Nc3–+ (29...Rb2?! 30.Rb2 Nb2 31.Qb2+=; 29...Nb2?! 30.Rb2 Be4 31.Rb8 Bb1 32.Rb1–+) 30.Qa1 (30.Qd3 Ne2 31.Qe2–+) 30...Ne2 31.Be2 Qc2 32.Qa7 Rb2 33.Ne5 Rb1 (33...Be8 34.Bf1 Bc5 35.Qc5 Qc5 36.Nd3–+) 34.Bf1 Rf1! 35.Kf1 Qb1 36.Kg2 Qe4 (36...Qe4 37.f3 Qe5–+) 0–1. Gomez,Felix (2315) – Eslon,Jaan (2430), Seville op, 1993. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 a5 6.b5 d6 7.Bg2 e5 8.d3)

10.Nbd2 Bd7 11.Nb3 Na4 12.Ba3 e4 13.Nfd4 Qc8 14.Re1 (14.de4 Re8 15.Qd3 Bh3+=) 14...e3 (14...Bh3!?=) 15.fe3+= Ng4 16.Bc1 Re8 17.e4 (17.Rf1 c6=) 17...c5 18.bc6 bc6 19.Qc2 c5 20.Nf3 Ba1 21.Na1 Nb6 22.h3 Ne5 23.Ne5 de5 24.g4 h5 25.Qd2 hg4 26.Qh6 Re6 (26...gh3!? 27.Bg5 Re6–/+ (27...hg2?? 28.Bf6 Nc4 29.Qg7)) 27.hg4+= Qf8 28.Qh4 Qg7 29.Rf1 Ba4 30.Kf2 g5 31.Bg5 Rg6 32.Be3 Rg4 33.Qh3 Nd7 34.Bf3 Rg6 35.Bh5 Rf6 36.Bf3 Rb8 37.Nb3 Attacks the isolani on c5 37...Bb3 38.ab3 Nf8 39.Bc5 Rh6 40.Qf5 Rh2 41.Ke1 Qh6 42.Rg1+/– Ng6 43.Rg5 ½–½. Wagner,Guy – Rees,G (2065), 5th Sth Wales Int, Trefforst WLS, 2008. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.d3 a5 8.b5)

10.Nbd2 Nfd7 11.Qc2 Nb6 12.Rad1 (12.Nb3 e4 13.de4 Bb2 14.Qb2 Ne4=) 12...Re8 13.Ne1 Bg4 14.Ne4 Ne4 15.Be4 d5 16.cd5 Nd5 17.a3 (17.Ng2 Qd6=) 17...Qd7 18.Rb1 Rad8 (worse is 18...Qb5 19.Be5 Qc6 20.Bg7 Kg7 21.Qb2 Kg8 22.Ng2+/–) 19.Ng2 Be6 20.Qa4 Ra8 21.Rfc1 f5 22.Bf3 Bf7 23.Ne3 (better is 23.e4!? fe4 24.de4=) 23...Ne3–/+ 24.fe3 Bh6 25.Bb7 Be3 26.Kf1 f4 (26...Bc1 27.Rc1 Rab8 28.Bc6+=) 27.Qe4 (27.Ba8 A) 27...Ra8?! 28.Qe4 (28.Be5?? Qh3 29.Ke1 f3–+) 28...Re8 29.Qc6= (29.Be5 Bd5 30.Qf4 Bf4 31.gf4 Qh3 32.Ke1 Qe3–+); B) 27...Qh3 28.Ke1 B1) 28...Ra8?! 29.Qe4 (29.Be5 f3 30.Qf4 Bf4 31.gf4 Qh2 32.ef3 Re8–+; 29.Rc7?? Qg2 30.Kd1 Qf1 31.Kc2 Qe2 32.Kc3 Qd2) 29...Re8 30.Bc3–+ (30.Rc7 Qh2 31.Qg2 Qg2 32.Kd1 Bb3 33.Ke1 Qf2); B2) 28...Qh2–+) 27...Rad8 28.a4 Bc1 (28...Ba2 29.Ra1 Bb3 30.Kg2–/+) 29.Rc1+= fg3 30.hg3 Qh3 31.Kf2 Qh2 32.Qg2+= Qh6 33.Rc7 Rf8 34.Ke1 Qe3 35.Qf2 Rd3 36.Qe3 Re3 37.Kf2 Rb3 38.Be5 Re8 39.Bc3+/– Ra3? 40.b6+– Rb8 41.Be5 Re8 42.Bd4?? Ra4+= 43.e3 Rb8= 44.Bc6 Rd4 45.ed4 Rb6 46.d5 Rb8 47.Ke3 Kg7 48.Kd4 Kf6 49.d6 h5 50.Re7 Be6 51.Bd5= Rb4 52.Kc5 Bd5 53.Kd5 Rb3 54.Re6 Kf5 55.Re5 Kf6 56.Re6 Kf5 57.Re5 Kf6 58.Re6 Kf7 59.Re7 Kf6 60.Re6 Kf5 61.Re5 Kf6 62.Re7 Rd3 ½–½. Mansour,Sameer (2255) – Darini,Pouria (2445), Tabriz IRI, Asian Nations Cup (m), 2014. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.d3 a5 8.b5 Nbd7 9.0-0 Nc5)

10.Nbd2 Re8 11.a4 Bf5 Black plans e4 12.Nb3 e4 13.de4 Nce4 (worse 13...Re4 14.Nfd4+/-) 14.Nfd4 Bd7 15.Qc2 Qe7 16.e3 c5 17.bc6 bc6 18.Ba3 (18.Rab1 Ra6=) 18...Qe5 19.Rad1 Qh5 20.Ne2 Bf5 21.Nbd4 Ng4 22.h3 Nef2 (better 22...Ngf2!? 23.Nf4 Nd1 24.Nh5 Ne3=+) 23.Nf5+= (23.hg4?? Ng4 24.Rf3 Bd4 25.Nd4 Bc2 26.Nc2 Ne3 27.Ne3 Re3 28.Re3 Qd1 29.Bf1 d5-+) 23...Nh3 (23...Ne3!? 24.Ne3 Nd1 25.Nd1 Qe2 26.Qe2 Re2 27.Bc6 Rd8+=) 24.Bh3+/- Qh3 25.Nf4 Ne3 26.Nh3 Nc2 27.Ng7 Kg7 28.Bb2 (worse 28.Bd6 Ne3=+) 28...Kg8 29.Rd6 Rab8 30.Bf6 Ne3 (30...Rb3 31.Kh2+/- (worse 31.Rc6 Rg3 32.Kh2 Ra3+=)) 31.Re1+- (worse 31.Rc6 Nf1 32.Kf1 Rbc8 33.Rc8 Rc8=+) 31...Rb3 (better 31...Nc4 32.Re8 Re8 33.Rc6 Nd2+-) 32.Rd8?? (better 32.Rc6 Reb8 33.Be5+-) 32...Rd8+= 33.Bd8 f5 (33...Nc4 34.Bf6 Kf8+/-) 34.Ba5 Nc4 35.Bc7 Nd2 (35...Ra3 36.Re6+/-) 36.Ra1 (36.Ng5 Ra3+-) 36...Nf3 37.Kg2 Nd4 38.a5 Rb2 39.Kf1 Nc2 40.Nf4?? (better 40.Ra4 Ne3 41.Ke1 Ng2 42.Kd1 Ne3 43.Kc1 Rc2 44.Kb1+-) 40...Na1-+ 41.Ke1 0-1. Sanchez Garcia,A (2010) - Perpinya Rofes,L (2315), Linares ESP, 2019. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.d3 a5 8.b5)

10.Nbd2 Ne8 11.Ne1 f5 12.e3 f4 (12...a4 13.a3=) 13.ef4+= ef4 14.Bg7 Ng7 15.d4 Nce6 16.Nc2 Ng5 17.h4 Nh3 18.Kh1?? (better is 18.Kh2 fg3 19.fg3+/–) 18...fg3–/+ 19.fg3 Nf2 20.Rf2 Rf2 21.Ne4 (21.Bf3!? Qf6 22.Kg1 Rd2 23.Bd5 Be6 24.Qd2 Bd5 25.Rf1–/+) 21...Rf8–/+ 22.Ne3 Nf5 23.Nf5 Bf5 24.Ng5 h6 25.Nf3 Qf6 26.Nh2 Rae8 27.Qd2 Be4 28.Rd1 (better is 28.Be4 Re4 29.Qh6 Rd4 30.Rf1–+) 28...Qf2 29.Be4 Re4 30.Qa5 Re2 (30...Re2 31.Qc7 Qh2) 0–1. Olexa,Vilem – Alster,Ladislav, CSR–ch Bratislava, 1948. (=1.c4 Nf6 2.Nf3 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.d3 a5 8.b5)

10.Nbd2 h6 11.a4 Bd7 12.d4 ed4 13.Bd4 Ne6 14.Bb2 Qc8 15.Qc2 Nc5 16.Rfe1 Bf5 17.Qd1 Re8 18.Nb3 Nb3 19.Qb3 Be4 20.Bc3 Nd7 21.Bg7 Kg7 22.Qc3 Nf6 23.c5 d5 24.c6 b6 25.e3 Qd8 26.Red1 Qe7 27.Rd4 Rad8 28.Rad1 Rd6 29.Nh4 Bg2 30.Ng2 Qe5 31.R4d3 Qc3 32.Rc3 Re4 33.Rd4 Rd4 34.ed4 Re6 35.Kf1 Kf8 36.f3 Re8 37.Kf2 g5 38.g4 h5 39.h3 hg4 40.hg4 ½–½. Szith – Bonstingl, Feldbach 1996.

10.Nfd2 a4 11.Ba3 e4 12.d4 e3 13.dc5 ef2 14.Kh1 Ng4 15.Qc1 (better 15.cd6 cd6 16.Nc3 Bc3 17.Ne4-/+) 15...Ne3 (better 15...Ba1 16.cd6 Re8-+) 16.Nc3= Nf1 17.Nf1 (17.Bf1 Qf6 18.Bb4=) 17...dc5 (better 17...Qf6 18.cd6 Qc3 19.Qc3 Bc3=+) 18.Bc5+= Re8 19.Bf2 Qf6 20.Be1 c6 (20...Bg4 21.e4+=) 21.Rb1 Bf5 22.e4 Be6 23.bc6 bc6 24.Ne2 a3 25.Bc3 Qf2 26.Bg7 Kg7 27.Nc3 (27.Qc3!? Kg8 28.Qe3 Qe3 29.Ne3+/-) 27...Bc4+= 28.Ne3 Ba2? (better 28...Be6+=) 29.Ng4+- Qd4 (29...Bb1 30.Nf2 a2 31.Na2 Ra2 32.Qc3 (32.Qb1?! Rf2 33.Qd3 Kg8+-; 32.Qc6?! Rd8 33.Qc3 Kg8+/-) 32...Kf8 33.Ng4 Re4 34.Be4 Be4 35.Kg1+-) 30.Na2 (better 30.Rb4 Qd6 31.Na2+-) 30...h5?? (30...Rab8 31.Rb8 Rb8+/-) 31.Ne3 (better 31.Rb4 Qd6 32.Qa1 Kf8 33.Rb7+-) 31...Reb8 32.Ra1 (32.Rb8 Rb8 33.Qa3 Rb2+/-) 32...Rb2 33.Nc3 Qd3? (better 33...Qd2 34.Qd2 Rd2+-) 34.Ra3?? (better 34.Ncd1 Rab8 35.h3+- (35.Nb2 ab2 36.Qg1 Qe3=)) 34...Ra3= 35.Qb2 Qc3 36.Qc3 Rc3 37.h4?? (better 37.Nf1=+) 37…Re3-+ 0-1. Rishi,S (2460) - Praggnanandhaa,R (2605), Titled Tuesday 7th July, 2020. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.d3 a5 8.b5)

10.Nfd2 Be6 11.Nc3 Qc8 12.Ba3 Nfd7 13.Nd5 Qd8 14.Rb1 b6 (14...Rc8 15.Nb3=) 15.Qc2 Rc8 16.Rbd1 h6 17.Nb1 Kh7 18.Nbc3 Bh8 19.e3 Bg4 20.Rd2 Bf5 21.Qd1 g5 (21...Re8 22.Bb2+=) 22.d4 ed4 23.ed4 Ne6 24.f4 gf4 25.Nf4 (25.gf4?! Qh4+=) 25...Nf4 26.Rf4 (26.gf4?! Qh4=) 26...Bg6 27.Nd5 Nf6 28.Rdf2 Nd5 29.Bd5 (29.cd5?! Qd7+=) 29...Qe7 30.Re2 Qd7 31.Bc6 Qd8 32.Bc1 Bf6 33.h4 h5 34.Ref2 Bg7 35.R4f3 Rb8 36.Bd5 (36.Bg5 Qc8+/-) 36...Qd7 37.Kh2 Qg4 38.Be3 Rbe8 39.Qd2 Kg8 40.Rf4 Qc8 41.Bc6 (better 41.a3!?+/-) 41...Qe6= 42.R2f3 Qc4 43.d5 Re4 44.Re4 Qe4 45.Rf2 Bf5 46.Bh6 Qg4 47.Bg7 Kg7 48.Qg5 (48.Qe3!?=+) 48...Qg5-/+ 49.hg5 Bg4 50.Kg2 (50.Rf4 Kg6 51.Re4 Kg5-/+) 50...Kg6-+ 51.Rf4 Bf5 (51...Kg5 52.Re4-+) 52.Rf1 Be4 53.Kf2 Kg5 54.Ke3 f5 0-1. Kovacevic,Bl (2450) - Oragwu,Chukwunonso (2220), Gibraltar Masters, 2020. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 a5 7.b5 e5 8.d3)

10.Nfd2 Bg4 11.Nc3 Nd3+= 12.Ba3 e4 13.h3 Bh5 (13...e3 14.hg4 Ng4 15.fe3 Ne3–/+) 14.g4 (14.Qb3 Nb4 15.Nde4 Ne4 16.Be4 Re8 17.Bb7 Rb8= (worse is 17...Be2 18.Ne2 Re2 19.Qf3+–)) 14...Ng4 (14...Nf4 15.b6 Ng4 16.Nce4 Nf2 17.Rf2 Ne2 18.Re2 Be2 19.Qc1–+) 15.hg4 (15.ed3?? Nf2 16.Qe1 A) 16...Bc3?! 17.Qf2 (17.Rf2?? Ba1 18.Ne4 Bd4–+) 17...ed3 18.Rac1=; B) 16...Nh3 17.Bh3 Bc3–+) 15...Bg4 (15...Bc3? 16.ed3 (16.gh5? Nf4 17.e3 Ng2 18.Ne4 Ba1 19.Qa1 f5–+) 16...Ba1 17.Qa1 (17.gh5?! Be5 18.Ne4 Qh4+=) 17...Bg4 18.Ne4+–) 16.Nde4 (16.Nce4 Nf4 (16...Ba1? 17.Qa1 Be2 18.Nf6 Kh8 19.Nde4+–) 17.Ng3 h5–/+ (17...Ba1?! 18.Qa1 Bh3 19.Bh3 Nh3 20.Kg2 Nf4 21.Kg1=); 16.Be4?? Qg5 17.f4 Bd4 18.e3 Be3 19.Rf2 Qf4 20.Qg4 Qg4 21.Kf1 Nf2–+) 16...Nf4 17.Rc1?? (better is 17.Qd2 Be5 18.e3 Ng2 19.f4=) 17...Qh4–+ (17...Ng2 18.Kg2 Bf5 19.Rh1+=) 18.Re1?? (18.Ng3 Be5 19.Qe1–+) 18...Be5 19.Ng3 Ng2 20.Kg2 Bh3 21.Kh2 Be6 22.Kg2 Qh3 23.Kg1 h5 24.Qd3= h4 25.Nf1 Qg4 26.Kh1 Bc4 27.Qf3 Qe6 28.Ne3+/– Bc3 29.Rc3 Bb5 30.Bb2 Qa2 31.Ba1 Qe6 32.Ng4 f6?? 33.Rc7+– Bc6 34.e4 Rae8 35.Bf6 Bd7 36.Rg1 Rc8 37.Rc8 Bc8 38.Qf4 Bd7?? 39.Qh6 Qe4 40.Kh2 Kf7 41.Qg7 Ke8+= 42.Bh4 Qf4?? 43.Rg3+– (43.Rg3 Qf7 44.Re3 Be6 45.Nf6 Kd8 46.Nh7 Kc8 47.Qf8 Qf8 48.Nf8+–) 1–0. Groenewold,Jan Joris – Groenhuis,Vincent, Hengelo U20 op, 2001. (=1.Nf3 Nf6 2.c4 d6 3.g3 g6 4.b4 Bg7 5.Bb2 0-0 6.Bg2 a5 7.b5 e5 8.d3)

10.Nfd2 Bg4 11.h3 Be6 12.Nc3 a4 13.Ba3 Nfd7 14.Qc2=.

10.Nfd2 Bg4 11.h3 Be6 12.Nc3 Qd7 13.Kh2 Rad8 14.Nb3 b6 15.Qc2 Nb3 16.ab3 d5 17.Rad1 h5 18.e3 Rfe8 19.Ne2 Qd6 20.f4 ef4 21.Nf4 h4 22.gh4 Bf5 23.Qf2 dc4 24.e4 Bg4 25.Rde1 Nh5 26.Bg7 (26.hg4?! Qf4 27.Qf4 Nf4 28.Bg7 Nd3+=; 26.bc4 Qf4 27.Qf4 Nf4 28.Rf4 Bb2 29.Rg4 Rd3+=) 26...Kg7 27.bc4 ½–½. Smirin,Ilia (2615) – Avrukh,Boris (2565), Paris op, 1998. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 d6 5.g3 e5 6.d3 0-0 7.Bg2 a5 8.b5 Nbd7 9.0-0 Nc5)

10.Nfd2 Bg4 11.h3 Be6 12.Nc3 h5 13.Nb3 Nfd7 14.Nc5 Nc5 15.Nd5 (15.Na4 Na4 16.Qa4 h4+=) 15...c6= 16.Nc3 h4 17.Kh2 Qc7 18.bc6 bc6 19.Na4 Nd7 20.Rb1 Rfb8 21.Qc2 Rb7 22.Bc3 d5 23.Rb7 Qb7 24.Rb1 Qa7 25.cd5 cd5 26.Be1 Qa6 27.Qc7 Rc8 28.Qa5 Qa5 (28...Ra8!? 29.Rb5 Qc6=) 29.Ba5+= Bf8 30.Rb5 hg3 31.fg3 d4 (31...Rc2 32.Rb2 Rb2 33.Nb2=) 32.Nb6 Nb6 33.Bb6 (worse is 33.Rb6 Rc2 34.Rb5 Re2–/+) 33...Rc2 34.Re5 Ra2 35.Bf3 Bg7 36.Rb5 (worse is 36.Bd4 Be5 37.Be5 Bd5+=) 36...Bf5 37.Kg1 Bh3 38.g4 Ra1 39.Kf2 f5 40.gf5 gf5 41.Kg3 Bg4 42.Bg4 Rg1 43.Kf4 fg4 (43...Rg4!? 44.Kf5 Rg2+/–) 44.Rg5+– Rf1 45.Ke4 Kf7 46.Rg4 (worse is 46.Bd4 Bd4 47.Kd4 Rg1+/–) 46...Re1 47.Rg2 Rb1 48.Bd4 (48.Bd4 Bd4 49.Kd4+–) 1–0. Castellanos,R (2470) – Perpinya Rofes,L (2400), XII Open, Balaguer ESP, 2007. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.d3 a5 8.b5)

10.Nfd2 h5 11.Nc3 h4 12.Na4 hg3 13.hg3 Ne6 14.c5 Ng4 15.cd6 cd6 16.Rc1 Bd7 (16...Qg5 17.Re1 Qf5 18.Nf3+=) 17.Bb7+= Rb8 18.Bg2 Qg5 19.Nf3 Qh5 20.Nc3 f5 21.Re1 (21.a4 f4 22.gf4 Nf4–/+) 21...f4 22.Nd5?? (22.gf4 Nf4 23.Qc2+=) 22...fg3–+ 23.fg3 Rb5 (23...Bb5?! 24.a4+=) 24.Ne7 Kf7 25.Ba3 Ke7 26.Qa4 (26.e3 Bh6 27.Nh4 Rf2–+ (worse is 27...Ne3 28.Qh5 gh5 29.Ng6 Ke8 30.Nf8 Ng2 31.Kg2 Bc1 32.Ne6 Ba3 33.Nc7 Ke7 34.Nb5 Bb5 35.Rd1–+; worse is 27...Be3 28.Re3 Ne3 29.Qh5 gh5 30.Ng6 Kf6 31.Nf8 Nf8 32.Bf3–+)) 26…Bh6 (26...Bh6 27.Bd6 Kd6–+) 0–1. Zaragatski,Ilja (2510) – Kovalev,Vladislav (2560), Rodos GRE, 2013. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.d3 a5 8.b5 Nbd7 9.0-0 Nc5)

10.d4 ed4 11.Nd4 Nfe4 12.f3 Ng5 13.Nc3 Bh3 14.Nd5 Bg2 15.Kg2 Nge6 16.e4 Qd7 17.Rb1 Rab8 18.Nc2 f6 19.Bc3 b6 20.Nce3 Rf7 21.Qd2 Qd8 22.Qc2 Qf8 23.Rbe1 Re8 24.Bb2 Nd7 25.f4 Ndc5 26.Nd1 ½–½. Miralles – Moulin, Groningen 1982.

10.d4 ed4 11.Nd4 Re8 12.Nc3 Nfd7 13.Nd5 Ne5 14.Qc2 Rb8 15.Rad1 c6 16.Nf4 Qc7 17.Ba3 Bd7 18.Rd2 Rbd8 19.Rb1 Bc8 20.h3 Ne6 (20...h6!?+=) 21.Nfe6+/– fe6 (21...Be6 22.f4 Bh6 A) 23.fe5?! Bd2 24.Qd2 de5 25.Ne6 Re6+/– (25...Rd2? 26.Nc7 Rc8 27.b6+–); B) 23.Ne6 Re6 24.c5 d5+=; C) 23.Rdd1+–) 22.f4 (22.bc6 bc6 23.f4 Bh6+–) 22...c5 (better is 22...Nf7!? 23.bc6 Bd4 24.Rd4 bc6+=) 23.fe5+– cd4 24.Bd6 Rd6 25.ed6 Qd6 26.Rb3 Rf8 27.c5 White prepares b6 27...Qe5 28.Qc4 h5 29.Rd1 g5 30.b6 a4 31.Ra3 g4 32.hg4 (32.Qa4?! gh3 33.Bh3 Qc5+/–) 32...hg4 33.Qc2 Rf5 34.Be4 Rh5? (34...Rg5 35.Kg2 Bd7+–) 35.c6?? (better is 35.Qa4 Kf7 36.Rf1 Bf6+–) 35...Rh3?? (better is 35...Bf8!? 36.cb7 Bb7 37.Bb7 Ba3 38.Qg6 Kf8 39.Rf1 Rf5 40.Rf5 ef5= (worse is 40...Qf5 41.Qf5 ef5 42.Bc6+/–)) 36.Bg2 (better is 36.cb7 Bb7 37.Bb7 Rg3 38.Rg3 Qg3 39.Kf1 Qf4 40.Kg2+–) 36...Rg3 37.Rg3 Qg3 38.Qd3 Qe5? 39.cb7 Bd7 40.Rc1 Qf4 41.Rc8 (41.Rc8 Kf7 42.b8Q Qb8 43.Rb8+–) 1–0. Heinicke,Herbert – Carlsson,Aake, Rasmussen Memorial, 1973. (=1.c4 Nf6 2.Nf3 g6 3.b4 a5 4.b5 Bg7 5.Bb2 0-0 6.g3 d6 7.Bg2 e5 8.d3)

10.d4 ed4 11.Nd4 Nh5 12.Qc2 (12.Nc3 a4=) 12...f5 (12...a4 13.Rd1=) 13.e3+= Nf6 (13...a4 14.a3+=) 14.Nd2 (14.Nc3 Re8+=) 14...Qe7 (14...a4 15.Rad1=) 15.a4 Re8 16.N4b3 Nce4 17.Ne4 (17.c5 Be6=) 17...fe4 18.c5 Be6 (18...Bg4 19.h3 Be6 20.Rad1=) 19.Rac1 dc5 (19...Bd5 20.cd6 cd6 21.Na5 Ra5 22.Bf6 Bf6 23.Qd2 Ra4 24.Qd5 Qf7 25.Qd6+–) 20.Nc5 (20.Bf6 Bf6 21.Be4 c4+–) 20...Bd5+= 21.Rfd1 c6 22.Nb3 (22.Bd4 Kh8+=) 22...Qf7= 23.Nd4 (23.Nd2 Ng4 24.Rf1 cb5 25.Bg7 Kg7 26.ab5 Rec8=) 23...Bf8 (23...cb5 24.ab5 a4 25.Ra1=+) 24.Qb1 (24.bc6 bc6 25.Bf1 Rec8=) 24...c5 (24...Ng4 25.Rd2=) 25.Nc2 (25.Ne2 Bb3 26.Rd2 Ng4+= (26...Ba4? 27.Bf6 Bb5 28.Qb5 Qf6 29.Qb7+–)) 25...Ng4 (25...Rad8 26.Na1=+) 26.Rd2= Bc4 (26...Ne5 27.Rcd1 Nd3 28.Ne1 Nb2 29.Qb2=) 27.Ne1 Rad8 28.Rd8 Qf2 (28...Rd8!? 29.Qc2 Bd3=) 29.Kh1+= Rd8 30.Rc4 Ne3 (30...Qe3!? 31.Rc2 Nf2 32.Rf2 Qf2 33.Qa2 Qf7 34.Qf7 Kf7 35.Be4 Rd1=) 31.Re4+– c4 (better 31...Bh6 32.Re6 Rd1 33.Rg6 Kf7 34.Qd1 Nd1 35.Rf6 Qf6 36.Bf6 Kf6 37.Bb7 Nc3=) 32.Re3?? (better 32.Qc1 Bc5 33.Rf4+–) 32...Qe3= 33.Qe4?? (33.Bf6 Rd6 34.Bh4–+) 33...Qe4–+ 34.Be4 Bb4 (34...Rd1 35.Bc3 Bb4 36.Bb4 ab4–+) 35.Be5?? (35.Nf3 c3 36.Bc3 Bc3 37.Bb7 Rd1 38.Kg2–/+) 35...Rd1–+ 36.Kg2 Re1 (36...Be1?! 37.Bb7 Kf8 38.b6 Rd2 39.Kf3–/+) 37.Bd5 Kf8 38.Bf4 c3 39.Bb7 Bc5 (39...Bc5 40.Kf3 c2 41.Bh6 Ke7 42.Bg5 Ke6–+) 0–1. Regan,Natasha K (2050) – Lauterbach,Ingrid (2075), 4NCL, 2016. (=1.Nf3 Nf6 2.c4 d6 3.g3 g6 4.b4 e5 5.d3 Bg7 6.Bb2 0-0 7.Bg2 a5 8.b5 Nbd7 9.0-0 Nc5)

10.Nc3 Nc5 11.Rb1 Re8 (11...Nf6 12.Ng5 a4 13.Ba3 h6 14.Bc5 dc5 15.Nge4 Ne4 16.Be4 a3 17.Rb3 Ra7+=) 12.Ba3 Nd7 13.Bc1 Nhf6 14.a4 e4 15.de4 Ne4 16.Ne4 Re4 17.Nd2 Re8=.

10.Nc3 Nc5 11.Rc1 Nf6 (11...Re8 12.Na4 Ne6 13.c5 Bd7 14.Qb3 Nf6 15.Rc2 Rb8 16.Bc3 b6 17.c6 Bc8=) 12.Na4 Nfd7 13.Nc5 Nc5 14.d4 ed4 15.Bd4 Re8 16.e3 Bf5 17.Bg7 Kg7=.

10.Nc3 Nhf6 11.Qc2 Qe7 (11...Nc5 12.Ng5 a4 13.Nce4 Nfe4 14.Ne4 Ne6 15.a3 f5 16.Nc3 Nd4 17.Qd1 f4+=) 12.Bc1 Nc5 13.Bg5 Qd7 14.b6 c6 15.Be3 Ne6 16.Rad1 Ra6 17.h3 Qe7=.

10.Nc3 Nhf6 11.Qd2 Re8 (11...a4 12.a3 Nc5 13.Rab1 Re8 14.Ng5 h6 15.Nge4 Nfe4 16.Ne4 Nb3 17.Qd1 Bf5+=) 12.Rab1 a4 13.a3 Nc5 14.Ng5 h6 15.Nge4 Nfe4 16.Ne4 Nb3 17.Qe3 f5=.

11.Rb1 Nhf6 12.Nd2 Qe7 13.e3 Re8 14.Qc2 Nb6 15.e4 a4 16.ef5 gf5 17.Rbe1 a3 +=.

11.Qd2 Nc5 12.d4 Ne6 (12...ed4 13.Nd4 f4 14.e3+=) 13.de5 de5 14.Rfd1 e4 15.Ne1 (15.Qe3 Qf6 16.Na4 Qe7 17.Bg7 Qg7+=) 15...Qd2= 16.Rd2 Rd8 17.Rad1 (17.Nd5 Bb2 18.Rb2 a4+=) 17...Rd2 18.Rd2 Kf7 19.Na4 (19...Nf6 20.c5=; 19.Nd5 Bb2 20.Rb2 Nf6=). Svensson,Jan – Law, corr 3GMM–11, 1995.

11.Nd2 Nc5 12.Qc2 Ne6 13.e3 Re8 14.Rae1 Nf6 15.Nd5 Nd7 16.f4 Ndc5 17.fe5 de5 +=.

11.d4 e4 12.Nd2 Qg5=.

11.e3 Nc5 12.d4 Nd7 13.de5 (13.a3 Re8 14.de5 de5 15.e4 Nhf6 16.Re1 Nc5 17.Qd8 Rd8= 0.19) 13...de5 14.e4 Nhf6 (14...Nb6 15.Ba3 (15.Qe2+= Be6 16.Rfd1 Qe7 17.Nd5 Bd5= 0.25) 15...Re8 16.Qe2 Be6 17.Rad1 Qb8+= 0.62) 15.ef5 (15.Re1 A) 15...fe4 16.Ne4 Ne4 (16...Qe7+/– 17.Nf6 Qf6+/– 1.25) 17.Re4 Nc5+/– 0.91; B) 15...Ng4 16.ef5 gf5 17.Nh4 Nh6+/– 0.84) 15...gf5 16.Rc1 (16.Ng5 Nb6 17.Qb3 (17.c5 Qd1 18.Rfd1 Nc4+=) 17...a4+= 0.31; 16.Nh4 Nb6 17.Ba3 Re8= 0.06) 16...e4= 17.Nh4 (17.Ng5 Ne5 18.c5+=; 17.Ne1 Nb6= –0.22) 17...Ne5+= 18.Ba3 Re8 19.Nd5 (19.Qd8!? Rd8 20.Bh3+=) 19...Nd3–/+ 20.Rc3 Nf2 21.Rf2 Nd5 22.Rd3 ed3 23.Bd5 Kh8 24.Rd2 (better is 24.Bc5!?–/+) 24...c6!–+ 25.bc6 bc6 26.Bf3 Qd4 27.Kg2 (27.Kh1 Qc4 28.Rd3 f4–+) 27...Qc4 28.Rd3 Qa2 29.Kh1 (29.Qd2 Qb1 30.Qd1 Qb5–+) 29...Rb8 (better is 29...Ba6 30.Rd2 Qa3 31.Bc6–+) 30.Rd8 (30.Bc1 Ba6 31.Rd2 Qe6–+) 30...Be6 (30...Qa3? 31.Re8 Bf8 32.Qd8+–) 31.Re8 Re8 (31...Re8 32.Bc5 Bd5 33.Bd5 cd5–+) 0–1. Holmqvist,Gunnar – Hedman,E (2335), Tch–SWE, 2003. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.d3 a5 8.b5)

11.e3 Nc5 12.d4 Ne6 13.de5 de5 14.e4 a4 15.Ba3 Re8 16.Qd8 Rd8 17.Rad1 fe4 +=.

11.e3 Re8 12.Qc2 Nhf6 13.d4 e4 14.Nd2 c5 15.bc6 bc6 16.Rab1 Rb8 17.Ba3 Qc7=.

11.e3 Ndf6 12.c5 Qe7 13.cd6 cd6 14.Na4 Bd7 15.Nb6 Rad8 16.Qa4+/– Be8 (16...e4 17.Nd4+/–; 16...Ng4+/–) 17.Qa5 h6 18.Qb4 Qe6 19.a4 g5 20.Qc4 d5? (better is 20...Qc4 21.dc4 g4+/–) 21.Qc7 Rd6 (21...e4 22.Qd8 ef3 23.Bf3 Bb5 24.Bd5 Nd5 (24...Rd8?? 25.Be6 Kh8 26.ab5+–) 25.Qd5 Qd5 26.Nd5 Bb2 27.ab5 Ba1 28.Ra1 Rf7+–) 22.Be5 Rb6 23.Nd4 Nd7 (23...Qd7 24.Qb6 Bf7 25.a5+–) 24.Bg7 Qg6 (24...Qd6 25.Qd6 Rd6 26.Bf8 Kf8 27.Nf5+–) 25.Bf8 Kf8 26.Bd5 Nhf6 (26...Qd6 27.Qd6 Rd6 28.Bb7+–) 27.Bb7 Bf7 (27...Qh5 28.Kg2 Ng4 29.h3+–) 28.Bc6 Qh5 29.Bd7 Ng4 30.Qd8 Kg7 31.Nf5 Kh7 32.h4 Ne5 33.Qb6 Nf3 34.Kg2 Bd5 35.e4 Ne5 36.Qf6 Qf3 37.Kg1 (37.Kg1 Qh1 38.Kh1 Be4 39.de4 Nd7 40.Qg7#) 1–0. De Villiers,C (2310) – Bouah,L (2180), ch–RSA, Cape Town RSA, 2005. (=1.Nf3 Nf6 2.c4 g6 3.b4 a5 4.b5 Bg7 5.Bb2 0-0 6.g3 d6 7.Bg2 e5 8.d3)

11.e3 Nhf6 12.d4 Re8 13.c5 ed4 14.Qb3 Kh8 15.Ng5 Re7 16.cd6 cd6 17.ed4 Qe8 +/–.

11.Nbd2 Nc3? 12.Qc2 Qf6 13.Rc1 Ne2 14.Ke2 Re8 15.Kd1 Nd7 16.Qc3 Ne5 17.Ne5 de5 18.f4 Bf5 19.Bb7 Rad8 20.Bd5 Kg8 21.h3 h5 22.fe5 Qe5 23.Rf1 Qe7 24.g4 hg4 25.hg4 Bg4 26.Kc2 Bf5 27.Kb2 Qe3 28.Qa5 c6 29.Rf5 gf5 30.Rg1 Kf8 31.bc6 Rb8 32.Nb3 Qe5 33.Ka3 Qd6 34.Ka4 Re2 35.Ra1 Qg3 36.Qc5 Kg8 37.Qg1 Ra2 38.Ra2 Qg1 39.Rg2 Qg2 40.Bg2 Kf8 41.Nc5 Ke7 42.Nb7 f4 43.Kb5 Rg8 44.Be4 Rg3 45.Nc5 Kd8 46.Kb6 Rg6 47.Kb7 1–0. Gomez Feria,J – Diaz Castro,S, XXVI Abierto de Sevilla, 2001.

11.Nbd2 Nc5 Black intends a4 12.Nb3 Nbd7 13.0-0 a4 14.Nc5 Nc5 15.Ne1 Be6 16.Rc1 Qf6 17.Nd3 Rfd8 18.Qd2 Rac8 19.Rfd1 b6 20.Nb4 h5 21.Rc3 Kh7 22.Rf3 Qg7 23.Rf4 Re8 24.h3 f5 25.Qc2 Bf7 26.Rfd4 Ne6 27.R4d2 Nc5 28.e3 Qg8 29.Rc1 Qg7 30.h4 Re5 31.Nc6 Ree8 32.Nd4 Kh8 33.Rdd1 Re7 34.Nf3 Bg8 35.Ng5 Qf6 36.Rd4 Rf8 37.Qd2 Kg7 38.Bc6 Qe5 39.Kg2 Qf6 40.Kg1 Qe5 41.Bd5 Qf6 42.Nh3 Re5 43.Nf4 Rfe8 44.Nd3 Bd5 45.cd5 Re4 46.Nf4 R4e7 47.Rdc4 Kg8 48.Ne6 Ne6 49.de6 Rc8 50.Ra4 Qe6 51.Rac4 Qf7 52.Qc2 Re5 53.Rc7 Rc7 54.Qc7 Qc7 55.Rc7 Rb5 56.Rc6 Kf7 57.Rd6 Rb2 58.a4 Rb4 59.Kg2 Ra4 60.Rb6 Rc4 61.Rd6 Rb4 62.Kf3 Ra4 63.Rd4 Ra2 64.Rb4 Rc2 65.Rf4 Ke6 66.e4 Rc3 67.Kg2 fe4 68.Re4 Kf6 69.Rf4 Kg7 70.Rf3 Rc2 71.Rd3 Ra2 72.Kf3 Kf6 73.Ke3 Rb2 74.Rd6 Kf5 75.Rd5 Kf6 76.f3 Rb4 77.Rd4 Rb5 78.Rf4 Kg7 79.Rc4 Kf6 80.Ke4 Re5 81.Kd4 Re1 82.Rc6 Kf5 83.Rc4 Rg1 84.Ke3 Re1 (84...Rg3?? 85.Kf2 Rh3 86.Kg2 Rh4 87.Rh4+–) 85.Kf2 Ra1 86.g4 hg4 87.Rg4 Rb1 88.Rg5 Kf6 89.Kg3 Rg1 90.Kf4 Rh1 91.Rg4 Rh4 92.Rh4 g5 93.Kg4 gh4 94.Kh4 Kf5 95.Kg3 Kg5 96.f4 Kf5 97.Kf3 Kf6 98.Ke4 Ke6 99.f5 Kf6 100.Kf4 Kf7 101.Ke4 ½–½. Vazquez Igarza,R (2580) – Cuenca Jimenez,J (2525), TCh–ESP Div Honor, 2015. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.d3 a5)

11.Qd4 Qf6 12.Qf6 Nf6 13.Nc3 Nbd7 14.Nd4 a4 15.0-0 Nc5 16.Rfd1 Re8 (16...Rd8 17.Rab1=) 17.b6+= c6 (17...cb6 18.Rab1+=) 18.Nc6+/– bc6 (18...Ra6 19.Rd6 bc6 20.Rc6+/–) 19.Bc6 Bb7 20.Be8 Re8 21.Rd6 Nfe4 22.Ne4 Re4 23.Rc1?? (better is 23.Rd2+/–) 23...Re2= 24.Rd5 Bd5 25.cd5 Na6 (25...Nd7 26.b7=) 26.d6= Rd2 ½–½. Ishhanov,T (2320) – Matikozian,A (2400), Los Angeles USA, 2nd Metropolitan, 2012. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 d6 5.g3 0-0 6.Bg2 e5 7.d3 a5 8.b5)

11.Nd4 Re8 12.0-0 Nd7 13.Be4 Re4 14.Nc3 Re8 15.Nd5 Nf6 16.Qd3 Bd7 17.Rab1 Rc8 18.Rfe1 c5 19.bc6 bc6 20.Nf6 Qf6 21.Rb7 Red8 22.Rb6 a4 23.Reb1 Re8 24.Rb7 Bh3 25.f3 Qg5 26.Kf2 Re7 27.Re7 Qe7 28.Qe3 Qf6 29.Rb6 Bd7 30.Qf4 Qf4 31.gf4 Kf8 32.e4 Ke8 33.Ke3 Ke7 34.h4 h6 35.Kd3 Rc7 36.e5 de5 37.fe5 c5 38.Nb5 Rc6 39.Rb7 f6 40.f4 fe5 41.fe5 g5 42.h5 (42.hg5!? hg5 43.Nc3+/–) 42...g4= 43.Nc7 g3 44.Nd5 Kf8 45.Nf4 Bf5 46.Ke3 Bg4 47.Rb8 Kf7 48.Rb1 Bc8 49.Rf1 Ba6 50.Kd3 Bb7 51.Nd5 (51.Nd5 Ke6 52.Ke4+/–) 1–0. Rook,Detlef (2270) – Lavis,Jon (1740), WC–2014–P–00019, 2010.

11.Nd4 Re8 12.Nd2 Nd2 13.Qd2 Nd7 14.0-0 a4 15.Rfd1 Qf6 16.Nc2 Qe5 17.Ne3 Nb6 18.Rac1 Rb8 (18...Qc5 19.Qc3 Kg8 20.Qd4+=) 19.Qb4 Qc5 20.Qc3 Qe5 (20...f6 21.a3+=) 21.c5 Qc3 22.Rc3 dc5 23.Rc5 Be6 24.a3 Red8 (24...Re7!?+/-) 25.Rd8+- Rd8 26.Rc7 Rc8 27.Rc8 Bc8 28.Kf1 Kf6 29.Nd5 Nd5 30.Bd5 b6 31.Ke1 Bd7 32.Bc4 Ke5 (32...Be6!? 33.Bd3 Ke5+/-) 33.Kd2+- Kd4 34.Bf7 Bb5 35.e3 Ke4 36.f4 Bc6 (36...Bd7 37.Bg8 h6 38.Bf7+-) 37.Bg8 (37.g4 Bd7 38.g5 b5+-) 37...h6 38.Bf7 g5 (38...Kf5 39.Kc3+-) 39.Bg6 Kf3 (39...Kd5+-) 40.f5 Be4 41.Bh5 (41.Bh5 g4 42.f6+-) 1-0. Janzelj,T (2450) - Li,Henry (2310), Graz Open A, 2020. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 a5 6.b5 d6 7.Bg2 e5 8.d3)

12.0-0 Nbd7 13.Nc3 a4 14.f4 (14.Nd5 Nf6+=) 14...Nb6= 15.f5 (15.Nd5 Nc4 16.Qc2 Nb6 17.Nb6 cb6=) 15...f6 (15...Nc4 16.Nd5 Bf5 17.Nf5 gf5=) 16.Bd5= Qe8 17.Qc2?? (better is 17.Qd2=) 17…Qe3–+ (17...Qe3 18.Kg2 Qd4–+) 0–1. Conquest,S (2555) – Mikhalevski,V (2515), 15th ECC Gp, 1999. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.d3 a5 8.b5)

12.Nc3 a4 A) 13.0-0 Be6 (13...Nbd7 14.Nd5 Nf6 15.Rb1 Nd5 16.cd5+=; 13...Re8 14.Nd5 Nbd7 15.Rb1 Nf6 16.a3+=; 13...Bg4 14.Nd5 Nbd7 15.a3 Re8 16.Qd2+=) 14.Nd5 Nbd7 15.a3 Ne5 16.Rc1=; B) 13.Nf3 Nbd7 (13...Re8 14.Qd4 f6 15.h4 h5 16.0-0=; 13...Bf5 14.0-0 Nbd7 15.Qd4 Kg8 16.Nd5=; 13...Be6 14.Qd4 f6 15.0-0 Qe7 16.Ng5=) 14.Qd4 f6 15.0-0 Nb6 16.Ng5=; C) 13.Nd5 Be6 (13...Nbd7 14.0-0 Nf6 15.Rb1 Nd5 16.cd5+=; 13...Re8 14.b6 cb6 15.Rb1 Be6 16.Ne6+=; 13...Bg4 14.b6 cb6 15.0-0 Be6 16.Ne3+=) 14.0-0 Nbd7 15.a3 Bd5 16.cd5=.

12.Nc3 Nbd7 A) 13.Nb3 a4 (13...Ne6 14.0-0 Re8 15.Nd5 Ne5 16.Nd2+=; 13...Re8 14.0-0 a4 15.Nc5 Nc5 16.Qd4=; 13...f6 14.0-0 Re8 15.Nd5 a4 16.Nc5+=) 14.Nc5 Nc5 15.Qd4 f6 16.0-0=; B) 13.Nd5 Ne5 (13...Nf6 14.0-0 Nd5 15.cd5 Re8 16.Rc1+=; 13...Re8 14.0-0 Nf6 15.Rb1 Nd5 16.cd5=; 13...a4 14.0-0 Nf6 15.a3 Re8 16.Rb1+=) 14.Rc1 Re8 15.0-0 Be6 16.Qc2=; C) 13.0-0 Ne5 14.Nb3 Ne6 15.Nd2 Re8 16.Nd5+=.

12.Nc3 Be6 13.Ne6 (13.Ne4 Nbd7 14.Nc5 Nc5 15.Nb3 Bc4 16.Nc5=; 13.Nd5 Bd5 (13...Re8 14.0-0 Bd5 15.cd5 Nbd7 16.e3=; 13...Nbd7 14.0-0 Re8 15.Qc2 Bd5 16.cd5=; 13...a4 14.0-0 Nbd7 15.Qc2 Bd5 16.cd5=) 14.cd5 Nbd7 15.0-0 Qf6 16.e3=; 13.b6 c6 (13...cb6 14.Ne6 fe6 15.Nb5 Qf6 16.0-0=; 13...Bc4 14.bc7 Qc7 15.Ndb5 Bb5 16.Qd4=) 14.Ne6 fe6 15.0-0 Nba6 16.Qd2=) 13...fe6 14.Qd4 Qf6 (14...e5 15.Qg4 a4 16.Rd1=) 15.Qf6 Kf6 16.Ne4 (16.h4=) 16...Ne4 17.Be4 Ra7 18.h4 h6 19.g4 Kg7 20.g5 Nd7 21.gh6 Kh6 22.Rg1 Rf6 23.Rg5 (23.Rd1 a4=) 23...Ra8 (23...Ne5!?+=) 24.Bb7+= Rh8 25.f3 Kg7 26.Rg4 Rb8 27.Ba6 Nc5 28.Kd2 Rh8 29.Rag1 Kf7 30.R1g2 Rh6 31.Rh2 ½–½. luca67 (2405) – grandpatzer (2410), gameknot.com, 2013. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 d6 5.g3 e5 6.d3 0-0 7.Bg2 a5 8.b5 e4)

12.Nc3 Re8 A) 13.Nd5 Be6 (13...Nbd7 14.0-0 Ne5 15.b6 cb6 16.Nb5+=; 13...a4 14.b6 cb6 15.Rb1 Be6 16.Ne6+=; 13...c6 14.Ne3 Bd7 15.0-0 Qf6 16.bc6+=) 14.0-0 Nbd7 15.Qc2 Bd5 16.cd5=; B) 13.0-0 a4 (13...Be6 14.Ne6 fe6 15.b6 c6 16.Qd2+=; 13...Nbd7 14.Nd5 Nf6 15.Rb1 Nd5 16.cd5=; 13...Ncd7 14.Nd5 Nf6 15.e3 Nbd7 16.Rc1+=) 14.Nd5 Nbd7 15.Qc2 Nf6 16.Qc3=; C) 13.Nb3 Nbd7 (13...Ne6 14.0-0 Nd7 15.Nd5 Ne5 16.Nd2+=; 13...Ncd7 14.0-0 Ne5 15.h3 Kg8 16.Nd2+=) 14.0-0 a4 15.Nc5 Nc5 16.Qd4=.

8.0-0 Nbd7 9.Nbd2 c5 10.a3 Qc7 11.Qc2 b6 (better is 11...Rb8!?=) 12.Ne5+/– Bb7 13.Nef3 Rfe8 14.e3 b5 15.Rfd1 Bc6 16.Nf1 Qb7 17.e4 (17.Qe2!?+/–) 17...bc4= 18.Qc4 Bb5 19.Qc2 Rac8 20.Ne3 Bc6 (better is 20...cb4!? 21.Qd2 Ba4+=) 21.Nc4+/– Qc7 22.Bc3 (better is 22.Na5+/–) 22...Ne5? (better is 22...cb4!? 23.Bb4 Ne4+/–) 23.Nce5 de5 24.Qb2 (better is 24.bc5!? Nd7 25.Bb4+/–) 24...Nd7+/– 25.Bh3 Rb8 26.Qa2 h6 27.Bg2 Ba8 28.Nh4 Nf8 29.Rac1 Ne6 30.Bd2 Rbc8 31.Be3 Qe7 32.Bh3 cb4 33.Rc8 Rc8 34.Be6 fe6 35.Ng6 Qf6 36.Nh4 a5 37.Kg2 Qf7 38.ab4 ab4 39.Qb3 Bf8 40.Bd2 Be7 41.Nf3 Bd6 42.Bh6 Rc3+= 43.Qa2 Ra3? 44.Qd2 Be4 45.Qg5 Kh7 46.de4 Qf3 47.Kh3 Qf7 48.Rd6 Rf3 49.Rb6 Rf6 50.Bf8! Qf8 51.Rb7 Rf7 52.Qh5 Kg8 53.Qg6 Qg7 54.Qe6 Qh7–+ 55.Kg2 Qe4 56.f3 Qb7 57.Qe8 Kg7 (57...Kg7 58.Qe5 Rf6 59.Qg5 Rg6 60.Qe5 Kg8–+) 0–1. Olcese,Agustin – Ciafardini,Juan A, Chivilcoy CLP op, 1990. (=1.Nf3 d6 2.c4 Nf6 3.b4 g6 4.g3 Bg7 5.Bb2 a6 6.Bg2 e5 7.d3 0-0)

8.0-0 Nh5 9.Qc2 Re8 10.Nbd2 Nc6 11.a3 1–0. Chiriffe,Rosa – Hillebrand,Carsten (1620), ZI–2011–0-01147, 2011. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.d3 a6)

8.Qc2 Nc6 9.a3 h6 10.Nbd2 Be6 11.Nb3 Qd7 12.h4 (12.0-0 Bh3= (12...Rfe8 13.Nfd2 Re7 14.d4= 0.03 ) 13.Bh3 Qh3 14.Rfc1= –0.19 ; 12.Rb1 Bh3 13.0-0 Qe6 14.Bh3= 0.00; 12.Rc1 Bh3 13.0-0 Qg4 14.Rfd1= –0.12; 12.Rd1 Bh3 13.0-0 Rfe8 14.Bh3= –0.06; 12.Ra2 Bh3 13.0-0 Bg2 14.Kg2= –0.12) 12...Bg4 (12...Rfe8 13.0-0 Bh3 14.e4+= –0.28) 13.Nfd2 (13.0-0 Rfe8 14.e4+= –0.31 ) 13...Rfe8 14.f3 (14.Rc1+= –0.31 ) 14...Be6 15.e4 (15.g4 a5 16.g5 a4+=) 15...Nh5+= 16.g4 (16.Nf1 b5+=) 16...Nf4–/+ 17.Kf2 (17.Rh2 Qe7–/+) 17...Qe7 (17...Rf8 18.Rag1–/+) 18.Rag1 (18.h5 Qf6–/+) 18...a5 19.b5 Nb8 (19...Nd8 20.Ke1–/+) 20.Bf1 (20.h5 g5–/+) 20...c6 21.a4 (21.bc6 bc6 22.Ke1 Qa7–/+) 21...cb5 22.cb5 Rc8 23.Qb1 (23.Qd1 Nd7–/+) 23...Nd7 (23...d5 24.Qa1 Nd7 25.Ke1–+) 24.Nc4 Nd3!–+ 25.Bd3 Bc4 26.Bc2 d5 27.Nd2 Ba2!! (27...Ba2 28.Qa2 Rc2–+) 0–1. Kubacek,Josef – Gavrijski,Dimitar (2010), ICCF WSTT/3/06/2, 2006.

9.a3 h6 10.Qc2 Be6 11.Nbd2 Qd7 12.d4 ed4 13.Nd4 Bh3 14.Nc6 Bg2 15.Kg2 Qc6 16.Kg1 Rfe8 17.Rfe1 Re7 18.Qd3 Rae8 19.Rab1 h5 20.b5 ab5 21.cb5 Qd5 22.Qd5 Nd5 23.Bg7 Kg7 24.e3 Ra8 25.Rb3 Nb6 26.Rc1 Na4 27.Rbb1 Nc5 28.b6 c6 29.Nb3 Ne6 30.Nd2 Ra3 31.Rc6 bc6–+ 32.b7 Rb7! 33.Rb7 d5 34.Nf3 Kf6 35.h4 Rc3 36.Kg2 Rc2 37.Ng5 Ng5 38.hg5 Ke6 39.Rc7 c5 40.Kf3 c4 41.Kg2 Ra2 42.Kf1 Kd6 43.Rc8 Ke5 44.f3 Kd6 45.f4 Rc2 46.Ke1 Ke6 47.Rc5 Rg2 48.e4 de4 49.Re5 Kd6 50.Re4 Kd5 51.Re7 c3 52.Kd1 Rg3 53.Rf7 Ke4 54.Rf6 h4 55.Kc2 h3 56.Rg6 Kf4 57.Rg8 Rg5 58.Rh8 Kg3 0–1. Kues,Hendrik (2240) – Rudolf,Henrik (2355), BL2–Nord, 2007. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.d3 a6)

9.a3 h6 10.Nc3 Re8 (10...Be6 11.Qc2=) 11.Nd5 Nd5 (11...Bg4 12.Ne3=) 12.cd5 Ne7 (12...Nd4 13.Nd4 ed4 14.Rc1=) 13.Nd2+= c6 14.dc6 Nc6 15.Rc1 d5 16.Rc5 (16.Nb3 Qd6+=) 16...Be6= 17.Qa1 (17.Qb3 Ne7=) 17...Qd6 (17...Rc8 18.Rfc1=) 18.Rfc1 (18.e4 d4=) 18...Rad8 (18...Rac8 19.Qa2 Red8 20.Qb3=) 19.Nb3 (19.e4 de4 20.Be4 Nd4 21.Bd4 Qd4 (worse 21...ed4 22.Bb7 Bh3 23.Ne4+–) 22.Qd4 Rd4 (worse 22...ed4 23.Bb7 Bf5 24.Ba6+–) 23.Bb7 Rd3=) 19...h5 (19...Rc8 20.b5 Na7 21.f4=) 20.b5 ½–½. Medak,Bojan (2385) – Markus,Robert (2645), 25th Croatian Championship Division 1a, 2016. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.d3 a6)

9.Qb3 Bd7 10.Nbd2 Qc8 11.a4 Bh3 12.e4 a5 13.b5 Nd8 14.d4 ed4 15.Bd4 Bg2 16.Kg2 Ne6 17.Bc3 Nd7 18.Bg7 Kg7 19.Qc3 f6 20.Nb3 Ndc5 21.Nfd2 b6 22.f4 Nb3 23.Nb3 Qd7 24.Rad1 Qe7 25.Rd5 Rae8 26.Re1 Kg8 27.Qc2 Qg7 28.Kf1 Re7 29.Rd3 Rfe8 30.h4 g5 31.Qf2 Nc5 32.Nc5 bc5 33.Rde3 Qf7 34.Qe2 gh4 35.gh4 Kh8 36.Kf2 Rg8 37.Qd3 Qh5 38.Rh1 Qg4–/+ 39.Ke1 Qf4 40.Rhh3?? Reg7 41.Ref3 Rg1 42.Rf1 Qc1 43.Kf2 R1g2 44.Kf3 Qb2 45.Qe3 Qe5 46.Qe1 R8g4 (46...R8g4 47.Rf2 Qf4 48.Ke2 Qe4 49.Kd2 Rf2 50.Qf2 Rg2 (50...Qc4?! 51.Qf6 Rg7 52.Rf3–/+) 51.Rh2 Qd4 52.Kc1 Rf2 53.Rf2 Qf2 54.Kd1 Qd4 55.Ke1 Qh4 56.Kd2 Qd4 57.Ke1 Qc4 58.Kd2 Qd4 59.Ke2 Qa4 60.Ke1 Qe4 61.Kf2 a4 62.Kg3 Qe3 63.Kh2 a3 64.b6 cb6 65.Kh1 a2 66.Kg2 a1Q 67.Kh2 Qag1) 0–1. Evans,Harlan – Steinmeyer,Robert H, corr, 1962. (=1.c4 Nf6 2.Nf3 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.d3 a6)

9.Qb3 Re8 10.Nbd2 Bf5 11.a4 Qd7 12.b5 Nd8 13.Ng5 h6 14.Nge4 Ne4 15.Ne4 Ne6 16.Qd1 ab5 17.ab5 Ra1 18.Qa1 c6 19.bc6 bc6 20.Qa4 Rc8 21.Qb4 Rd8 22.Nc3 Nd4 23.Rb1 d5 24.cd5 cd5 25.Qb6 e4 26.h3 Qe8 27.de4 Rb8 28.Qa6 Be4 29.Ne4 de4 30.Rc1 Ra8 31.Qc4 Ra4 32.Qc8 Ne2 33.Kf1 Ra8 34.Qe8 Re8 35.Rc2 Bb2 36.Rb2 (better is 36.Re2!? Bd4 37.Be4=) ½–½. Pommerel,Wim (2385) – Dopper,Johan (2175), NBC Email, 2000.

9.Qb3 h6 10.Nc3 Bg4 11.Nd5 Qd7 (11...Nd5 12.cd5 Nd4 13.Nd4 ed4 14.e4=) 12.Rfc1 (12.Ne3 Rfe8+=) 12...Nd5 (12...Rfe8 13.e4=) 13.cd5+= Ne7 (13...Bf3 14.Bf3 Nd4 15.Bd4 ed4 16.Rc4+=) 14.h3 Bh3 (14...Bf3 15.Bf3 (worse 15.ef3 a5=) 15...Rfc8 16.Kg2+–) 15.Bh3+– Qh3 16.Rc7 Rae8 (16...Rfe8 17.e4+– (worse 17.Rb7 Qc8 18.Re7 Re7=+)) 17.Rac1 (17.Rb7!? Nf5 18.Qc2+–) 17...b5 18.Ra7 (18.R1c2 f5 19.Be5 Be5 20.Ne5 f4–/+) 18...Nf5+= 19.Rc2 (19.Qc2 e4 20.de4 Bb2 21.Qb2 Re4=) 19...g5 (19...Ra8 20.Ra8 Ra8 21.Rc7=) 20.Ra6 (20.Rcc7 e4 21.de4 Re4=) 20...e4+= 21.de4 Re4 22.Bg7 Kg7 23.Qc3 (23.a4 g4 24.Qc3 Kg8=+) 23...Kg8 24.Rc6 (24.Qd3 Rb4 25.Rc7 Re8=) 24...Rg4 (24...Ng3 25.fg3 Qg3 26.Kh1=) 25.Rc8+= Rc8 26.Qc8 Kg7 27.Qc3 (27.Qf5?? Rg3 28.fg3 Qf5–+) 27...Kg6 28.Qd3 Rb4 (28...Kh5 29.Rc3 (29.Qf5?? Rg3 30.fg3 Qf5–+) 29...Ng3 30.fg3 Qg3 31.Kf1=) 29.Rc6+– Kh5? (better 29...Kg7+–) 30.Nh2+– Rd4 (30...Nh4 31.gh4 Qd3 32.ed3 gh4 33.Rd6 Rd4+–) 31.g4 (better 31.Qf3 Kg6 32.e4+–) 31...Rg4+– 32.Ng4 Qg4 33.Kf1 Kh4?? (better 33...Qf4+–) 34.Qf3+– Qf3 35.ef3 h5 (35...Kh5 36.Rb6 Nd4 37.Rd6 Nf3 38.Rb6+–) 36.Rb6 Nd4 (36...Kh3 37.Rb5 Kh4 38.a4+–) 37.Rd6 f5 (37...Nf3 38.Rb6 Nd2 39.Ke2 Ne4+–) 38.Rf6 (38.Rf6 Nf3 39.d6+–) 1–0. Janzelj,Tim (2390) – Krupko,Alexey (2250), 28. Czech Open E, 2017. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.d3 a6)

8.a3 c6 9.0-0 Nc7 10.Nbd2 Bg4 11.h3 Bf3 12.Nf3 Nd7 13.Qc2 Rc8 14.d4 Ne6 15.de5 Ne5 16.Ne5 de5 17.Rad1 Qe7 18.e3 Rfd8 19.c5 Rc7 20.Rd8 Qd8 21.Rd1 Rd7 22.Rd7 Qd7 23.Bc3 Nc7 24.a4 Nd5. Jeroen – Robinhood, playchess.de, 2002.

8.a3 c6 9.0-0 Be6 10.Ng5 Bd7 11.Nd2 h6 12.Nge4 Be6 13.b5 cb5 14.cb5 Nc7 15.Nf6 Bf6 16.a4 Bd5 (16...Nd5 17.Ne4 Be7 18.d4+=) 17.e4 Be6 18.Ba3 Be7 (18...Qe7 19.Qe2 h5 20.d4+/–) 19.Nc4 (19.Nf3 h5 20.d4 ed4+/–) 19...f6 (19...Bc4!? 20.dc4 Ne6+=) 20.Ne3 Qd7 (20...Rc8 21.Qd2+/–) 21.f4 (21.Rc1+/–) 21...Bf7 (better is 21...ef4!? 22.gf4 Bf7+/–) 22.f5+– g5 23.Bf3 (better is 23.d4!? Rfd8 24.Ng4+–) 23...d5+= 24.Be7 Qe7 25.ed5 (25.Rc1 Rfd8+=) 25...Qc5 (25...Rad8!?=) 26.d4+= Qd4 27.Qd4 ed4 28.d6 Nb5 29.Nd5?? (better is 29.ab5 de3 30.Rfe1+=) 29...Nd6–/+ 30.Nf6 Kh8 (30...Kg7 31.Nd7 Rfe8 32.f6 Kg6 33.Rac1–/+) 31.Nd7+= Rfd8 (31...Rfe8 32.Rad1–/+) 32.Ne5= Bb3 33.f6 (33.Rab1 Bc2 34.Bb7 Bb1 35.Ba8 Ra8 36.Rb1 Re8+=) 33...Rab8 (33...Rac8 34.Rab1 Rc3 35.Rf2+=) 34.Rf2 (34.Rab1 Ba4 35.Rb4 Be8=) 34...Nf7 35.Ng6 Kg8 (35...Kh7 36.Be4=) 36.Rb2 Bc4 37.Rc1 b5 (37...Bd3!? 38.Ne7 Kf8=) 38.Ne7+/– Kf8 39.Nc6 a6 40.Nb8 (40.Rc4 bc4 41.Rb8 Rb8 42.Nb8 Ne5+/–) 40...Ne5+= 41.Nc6 (41.Be2 d3 42.Bh5 Rb8 43.ab5 ab5+=) 41...Nf3= 42.Kf2 Rd6 43.Kf3 Rc6 44.Ke4 Rd6 (44...Bd5 45.Kd5 Rc1 46.ab5 ab5 47.Kd4=) 45.Ke5 Rd5 46.Ke6 Rd8 47.Ke5 (47.Kf5 Bd3 48.Ke5 Bc4+=) 47...Kf7 48.ab5 ab5 49.Ra1 Rd5 50.Ke4 Kf6 51.Ra6 Kg7 52.Ra7 Kg6 53.Ra6 Kg7 54.Ra7 Kf6 55.Rf2 Kg6 56.Ra6 Kg7 57.Rff6 d3 58.Rg6 (58.Rfc6 Rd7 59.Rd6 Re7 60.Kd4 h5=) 58...Kf7 59.Rgf6 Ke7 60.Rfe6 Kd7?? (60...Kf8 61.Ra8 (61.Rh6?? d2 62.Ra1 d1Q 63.Rd1 Rd1–+) 61...Kf7 62.Rh6=) 61.Rh6 Kc7?? (61...Kc8 62.Rh7 Kb8+–) 62.Rh7+– Kb8 63.Rb6 Ka8 64.Ra6 Kb8 65.Rb6 ½–½. Auger,Bertrand (1950) – Malette,Martin (1980), Quebec op Open, 2010. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0-0 5.Bg2 d6 6.c4 e5 7.d3 Na6)

8.a3 c6 9.0-0 Nh5 10.Qc2 (10.Nc3 Qe7+=) 10...Qe7 11.Nc3 (11.Nbd2 Bg4+=) 11...f5 (11...Nc7 12.Qd2+=) 12.Nd2 (12.Bc1 f4+=) 12...Bd7 (12...Be6 13.Bf3+=) 13.e3 (13.Nb3 Nc7+=) 13...Nc7= 14.Rae1 (14.Nb3 Ne6=) 14...Nf6 (14...Ne6 15.Nb3=) 15.f4 Rfe8 (15...Ng4 16.Nb3=) 16.Qb1 (16.fe5 A) 16...Qe5?? 17.Nb5 Qb2 18.Qb2 cb5 19.Qb3+– (19.Bb7?! Rab8 20.Bh1 Ng4+–); B) 16...de5 17.c5 a5+=) 16...Qf8 (16...a5 17.e4=) 17.Ne2 (17.fe5!? de5 18.Na4=) 17...Ng4= 18.Rf3? (better 18.e4!?=) 18...e4–/+ 19.Bg7 (19.de4 fe4 20.Rf2 Nf2 21.Kf2 d5–/+) 19...Qg7 20.de4 fe4 21.Ne4 (better 21.Rf2!? d5 22.cd5 cd5 23.Qb3 Nf2 24.Kf2–+) 21...Bf5–+ 22.N2c3 d5 23.cd5 cd5 24.Qb3 Be4 (24...Re4?! 25.Ne4 Be4 26.Rff1–/+) 25.Ne4 Re4 26.Rff1 Re7 (26...Re6!? 27.Bh3 h5 28.Bg4 hg4 29.Qd1–+) 27.Bd5 Nd5 28.Qd5 Qf7 29.Qf7 (29.Qf3 Qe6 30.e4 Rf8–+) 29...Kf7 30.e4 Rc8 31.h3 (31.Rf3 Rc2 32.h3 Nf6–+) 31...Nf6 32.e5 Nd5 0–1. Plesek,Jiri (2175) – Sean,Winshand Cuhendi (2395), 28. Czech Open A, 2017. (=1.Nf3 Nf6 2.c4 d6 3.g3 e5 4.d3 g6 5.b4 Bg7 6.Bb2 0-0 7.Bg2 Na6)

8.a3 Qc7 9.0-0 Nbd7 10.Nc3 a6 11.Bc1 (11.Qd2 Rb8+=) 11...Rb8 (11...e4 12.Nd2 ed3 13.ed3=+) 12.b5 Qa5 13.Bd2 ab5 (13...Qc7 14.Rb1+=) 14.Nb5 Qa6 15.Bc3 (15.Rb1 Rd8+=) 15...Ne8 16.Qc2 d5 17.e3 d4 18.ed4 ed4 (18...cd4? 19.Bb4+-) 19.Bd2 Ne5 (19...Ra8 20.Rfe1 Qa4 21.Qa4 Ra4 22.Re2+=) 20.Rfe1 (20.Ne5 Be5 21.Rae1 f6+/-) 20...Nf3+= 21.Bf3 Nd6? (21...Bd7!?+=) 22.a4 (22.Bf4 Nb5 23.Bb8 Nc3+-) 22...Nb5+/- 23.cb5 (23.ab5 Qf6 24.Bf4 g5 25.Bb8 Qf3+/-) 23...Qf6 24.Bd5 (24.Bf4 g5 25.Bb8 Qf3+/-) 24...Be6+= 25.Be6 (25.Bg2 Qe7+/-) 25...fe6 26.Qc5?? (better 26.f4 Qf5 27.a5+=) 26...Qf2-+ 27.Kh1 Qd2 28.Qd6 (28.Rad1 Qf2 29.Qd6 Qf3 30.Kg1 Bh6 31.Qe6 Rf7-+) 28...Qd3 29.Qe6 Kh8 30.Rad1 (30.Qd5 Rf5 31.Qg2 Rbf8-+) 30…Qf3 (30...Qf3 31.Kg1 Qf2 32.Kh1 Qc2-+) 0-1. frad (1765) - GIK (1795), Rated Blitz game, lichess.org, 2013. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 d6 5.g3 e5 6.d3 0-0 7.Bg2 c5)

8.bc5 Qa5 9.Nc3 Qc5=.

8.bc5 dc5 9.Be5 (9.Ne5? Ng4–+) 9...Nc6 10.Bb2 Bf5 11.0-0 Rc8 12.Na3 a6 13.Ne5 Ne5 14.Be5 b6 15.Rb1 Re8 16.Bc3 Qe7 17.Rb6 Rb8 ½–½. Lonyuk,Bohdan – Basson,Heinrich, 29. LSS No Engine Cup Preliminary, 2010.

8.Nbd2 cb4 9.Qb3 =+.

8.Nbd2 Nc6 9.0-0 (better is 9.bc5!? dc5 10.Ne5 (< 10.Be5 Ne5 11.Ne5 Re8=+) 10...Ne5 11.Be5+=) 9...cb4 (9...Nb4 10.a3 Nc6 11.Rb1–/+) 10.Nb3 (10.a3 ba3 11.Ba3 Qc7–/+) 10...a5 (better is 10...Qc7–/+) 11.c5? (better is 11.Rb1=+) 11...a4–+ 12.Nbd2 a3 (12...dc5?! 13.Ne5 Ne5 14.Be5–/+) 13.Bc1 dc5 14.Nc4 Nd5 15.Bd2 e4! 16.de4 Ba1 17.ed5 Qd5 18.Nfe5 Qe6 19.Qa1 Nd4 20.e3 Rb8?? 21.ed4+– b5 22.d5 Qa6 23.Ne3 Bb7 24.Nd7 1–0. gbsrao (1870) – wmakos (1755), net–chess.com, 2006.

8.0-0 (--> 1.b4 Nf6 2.Bb2 g6 3.Nf3 Bg7 4.g3 0-0 5.Bg2 d6 6.0-0 e5 7.d3 c6 8.c4).

8.a4 Ne8 9.Qb3 Qe7 10.Nc3 f5 11.Nd2 Nf6 12.c5 d5 13.e4 fe4 14.de4 Qf7 15.ed5 Nd5 16.0-0 Be6 17.Qa3 Na6 18.b5 Nab4 19.Nd5 Nd5 20.Ne4+/– h6 21.Nd6+– Qe7 22.Rfe1 Rab8 23.Be5 Be5 24.Re5 Rf2 25.Rae1 Rg2 26.Kg2 Nc7 27.Re6! Ne6 28.Qe3 Nf4 29.gf4 Qh4 30.Qe6 Kh8 31.Nf7 Kg7+– 32.Nd6 Kh8 33.Qg6 Rf8 34.Nf7 Rf7 35.Re8 (35.Re8 Rf8 36.Rf8#) 1–0. Gomez Calvo,Jose Ricardo (1940) – Albo Ruiz,Jose Martin (1890), Zornotza ESP, Euskadi Ch, 2012.

8.b5 cb5 9.cb5 Qb6 10.Nc3 =+.

8.b5 Qb6 9.a4= cb5 (9...Be6 10.0-0=) 10.ab5 Nbd7 (10...a6 11.0-0=) 11.0-0 Nc5 (11...a6 12.Bc3=) 12.Nbd2+= Bg4 (12...a6 13.Qc2=) 13.h3 (13.Bc3 Qc7=) 13...Be6= 14.Ra3 h6 (14...a6 15.Qa1+=) 15.d4+= ed4 16.Qa1 Nfd7 (16...a5 17.Bd4 Qd8 18.e4+=) 17.e3 (17.Bd4 Bd4 18.Qd4 Rfe8+=) 17...Nf6 (17...Ne5 18.ed4 Nf3 19.Rf3+/–) 18.ed4 (18.Nd4?! a6+=; 18.Bd4?! Ne8+/–) 18...Nce4 19.d5 Bd7?? (19...Ng3 20.Re1 Ng4 21.hg4 Bb2 22.Qb2 Bg4+–) 20.Ne4 (20.Ne4 Ne4 21.Bg7+–) 1–0. bschardein (2605) – gtan (2265), net–chess.com, 2006.

8.Qc2 a5 9.c5 Na6 10.cd6 Nb4 11.Qc1 e4 12.de4 Ne4 (12...Qd6? 13.e5 Qe6 14.a3+–) 13.Bg7 Kg7 14.0-0 Qd6 15.Nc3 Nc3 16.Qc3 Qf6 17.Qc5 Re8 18.e3 Bf5 19.Nd4 Be4 20.f3 (better is 20.Be4!? Re4 21.a3–/+) 20...Bd5–+ 21.a3 Nd3 22.Qb6 c5 23.Qf6 Kf6 24.e4 Bc4 25.Nc2 Bb3 26.Ne3 Rad8 27.f4 b5 28.Rfb1 c4–/+ 29.Nd5 Rd5 30.ed5 a4 31.Bf1 Re3–/+ 32.Bd3 cd3 33.Rb2 Bd5 34.Rd1 Bc4 35.Kf2 Re7 36.Rbd2 Kf5 37.h3 h5 38.Kf3 Bb3 39.Rb1 Bd5 40.Kf2 Bc4 41.Kf3 Re8 42.g4 Kf6 43.Kf2 hg4 44.hg4 Rh8 45.Rc1 Rh2 46.Ke3 Rh3 47.Kf2 Rh8 48.Kg3 Rd8 49.g5 Kg7 50.Re1 Rd4 51.Kg4 Be6 52.Kg3 Bf5 53.Re5 b4–/+ 54.ab4 Rb4 55.Ra5 Rd4 56.Kf3= Kf8 57.Ra7 Rc4 58.Ke3 Rb4 59.Ra5 Ke7 60.Ra7 Ke6 ½–½. Zuo,Vance – Sena,J (2125), Parsippany USA, US Amateur Ch East, 2012.

8.Nc3 Qe7 9.0-0 d5 10.cd5 cd5 11.Qd2 Rd8 12.Rfc1 Bg4 (12...d4!? 13.Na4 Ng4=) 13.Ne5+= Qe5 (13...Qb4 14.Ng4 Ng4 15.h3+=) 14.Nd5+/– Qd6 15.Nf6 Bf6 16.Bf6 Qf6 17.Bb7 Nd7 18.Ba8 Ra8 19.Rab1 Re8 20.f3 Qd4 21.Kg2 Be6 22.Rc2 Nb6 23.e4 Rd8 24.Rd1 Nd7 25.Qc3 Ne5 26.Qc5 (26.Qd4 Rd4 27.Rcd2 Rb4+/–) 26...a6 (26...Nd3!? 27.Qd4 Rd4+=) 27.Rcd2+– f6 28.a3 (28.f4 Ng4 29.Qd4 Rd4+–) 28...Kf7 (28...Qd7!?+/–) 29.Qd4 Rd4 30.f4 Nc6 31.Rc1 Nb8 32.Kf3 Ke7 33.Ke3 Rd8 34.d4 Kd6 35.Rdc2 Bd7 36.Rc5 Nc6 37.e5 fe5 38.fe5 Ke6 39.Rc6 (39.Rc6 Bc6 40.Rc6 Kd5 41.Ra6+–) 1–0. Timurova,Lilia (2015) – Matvienko,Larisa (2195), Russia–chB (Women), 1998. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.d3 c6)

8.Nc3 h6 9.0-0 Be6 10.e3 Nbd7 11.Qe2 Qe7 12.Nd2 Rfe8 13.Nb3 d5 14.a3 e4 15.de4 Ne4 (15...dc4 16.Nd4+=) 16.Ne4= Bb2 17.Qb2 de4 18.Na5 Nb6 ½–½. Testor,Sebastian (2075) – Stadler,Peter (2195), AUT–chT2M, 2000. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.d3 c6 6.g3 d6 7.Bg2 e5)

8.Nbd2 Na6 9.a3 Nc7 10.0-0 Qe7 11.Nb3 Ne6 12.Qc2 e4 13.de4 Ne4 14.Rad1 N6g5 15.Bg7 Kg7 16.Ng5 Ng5 17.h4 Ne6 18.Rd2 Nc7 19.Rfd1 Rd8 20.Bf3 Ne8 21.Na5 Bf5 (21...Qc7 22.Qc3 f6 23.h5+/–) 22.Qb2 (22.Qc3!? Kg8 23.b5 cb5 24.Nb7+– (24.cb5?! Be4+=)) 22...Kg8 23.b5 Qc7 24.Qb4 Rab8 25.a4 Rd7 26.Nb3 Rbd8 27.Qa3 cb5 28.cb5 Qc3 29.Rc1 Qf6 30.Qb4 d5 31.Rcd1 Nc7 32.Nc5+– Qd6 33.Rd4 Re7 34.Nb7 Qb4 35.Rb4 Ne6?? 36.Nd8 (36.Nd8 Nd8 37.e4+–) 1–0. Ishkhamov,Tigran (2385) – Pearson,Michael (2220), Western States op, 2005. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.d3 c6)

8.Nbd2 Qb6 9.Rb1 c5 10.bc5 Qc5 11.0-0 Qa5 12.Qb3 Nc6 13.Bc3 Qc7 14.Rfd1 Rb8 15.Qb2 b6 16.a4 Bb7 17.Nb3 Nd7 18.Qa1 a5 19.Ng5 h6 20.Nf3 f5 21.e4 fe4 22.de4 Ne7 23.Nbd2 (better is 23.Nfd2!?=) 23...Nc5–/+ 24.Ne1 Bc6 25.Nc2 Ba4 26.Rdc1 Bc6 27.Ne3 Nd3 28.Rf1 h5 29.Qa2 Kh7 30.Qc2 Nc5 31.Nd5 Nd5 32.cd5 Ba4 33.Qa2 b5 34.Rfc1? (better is 34.Ba1–+) 34...Nd3 35.Bb2? (35.Nf3 Bh6 36.Bd2 Nc1 37.Rc1 Qc1 38.Bc1 Bc1–+) 35...Nc1 (better is 35...Qb6!? 36.Bc3 Rf2 37.Kh1–+) 36.Rc1 Qb6 37.Rf1 (37.Nf3 Qd8–+) 37...Rbc8 38.Nf3 Rc2 39.Qb1 Bh6 40.h4 b4 41.Bc1 (41.Ba1–+) 41...Bc1 42.Rc1 Qf2 (42...Qf2 43.Kh1 Qg2) 0–1. Spieker,Hans_Joachim (1980) – Baumann,Kai_Uwe (1725), Lingen GER, Open, 2012. (=1.Nf3 d6 2.c4 Nf6 3.g3 g6 4.b4 Bg7 5.Bb2 0-0 6.Bg2 e5 7.d3 c6)

8.Nbd2 Nbd7 9.0-0 Re8 10.Rc1 Qb6 11.a3 Qc7 12.e3 Nb6 (12...a5 13.b5=) 13.d4 ed4 14.Nd4 Bg4 15.f3 Bd7 16.e4 d5 (better 16...c5 17.bc5 dc5=) 17.cd5+/- cd5?? (better 17...a5+/-) 18.Rc7+- de4 (18...Reb8 19.Qb3+-) 19.Ne4 (19.fe4 Rec8 20.Rc8 Bc8+-) 19...Nbd5 (19...Nfd5 20.Rb7 Bc8 21.Rf7 Kf7 22.Nd6 Kf8 23.Ne8 Ke8 24.f4+-) 20.Nf6 Nf6 21.Nb5! Bb5 22.Bf6 Bf6 (22...Rac8 23.Rc8 Rc8 24.Bg7 Kg7 25.Re1+-) 23.Re1 (better 23.Qd5 Re6 24.Qb7 Rae8 25.Qb5 Bd8+-) 23...Rf8 (23...Re1 24.Qe1 Bd8 25.Rc1+-) 24.f4 (24.Rb7 Rad8 25.Qc2 Rc8+-) 24...Rad8 25.Qc1 (25.Qc2 Bd3 26.Qb3 b5+-) 25...Ba6 (25...Bd4 26.Kh1+-) 26.Bb7 Bb7 27.Rb7 h5 (27...Rc8 28.Rc7 Bd4 29.Kg2 Rc7 30.Qc7+-) 28.Rd1 (28.f5 Kg7+-) 28...Rc8 (28...Bd4 29.Kg2 Be3 30.Qa1 Rd1 31.Qd1+-) 29.Rc7 (29.Qe3 Rfd8 30.Rbd7 Rd7 31.Rd7 a6+-) 29...Rce8 (29...Bb2 30.Qc2 Rc7 31.Qc7+-) 30.Rdd7 (30.Rd6 Be7 31.Ra6 Bd8 32.Rca7 Re7 33.Re7 Be7+-) 30...Re4 (30...Rd8 31.Qc5+-) 31.Ra7 (31.Qc5 a5 32.Qa5 Bd8+-) 31...Bd4 32.Rd4! Rd4 33.b5 1-0. chechecor2 (1640) – jugoslav, Rated Blitz game, lichess.org, 2014. (=1.Nf3 (A15: English Opening: 1...Nf6) 1...d6 2.c4 e5 3.d3 Nf6 4.b4 g6 5.g3 Bg7 6.Bg2 0-0 7.Bb2 c6)

8.Nbd2 Bg4 9.0-0 Nbd7 10.Rb1 Rb8 11.Qa4 a6 12.Qa5 Qa5 13.ba5 Bf3 14.Bf3 Nc5 15.Ba3 Nfd7 16.Bc5 Nc5 17.Ne4 Ne4 18.Be4 Rfd8 19.Rb6 d5 20.cd5 cd5 21.Bg2 Bf8 22.Rfb1 Kg7 23.Kf1 Bc5 24.Rb7 Rb7 25.Rb7 Rd6 26.e3 h5 27.Ke2 Kf6 28.Kd2 Ke6 29.Kc2 f5 Black prepares the advance e4 30.Kb3 e4? (better is 30...d4 31.e4 Rd8+=) 31.d4+– 1–0. wictorio (1865) – ejdrzej (1645), kurnik, 2012. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0-0 5.c4 c6 6.Bg2 d6 7.d3 e5)

8.Nbd2 Bg4 9.0-0 Nbd7 10.Qc2 a6 11.c5 Bf3 12.Nf3 Qc7 13.cd6 Qd6 14.Rab1 Rfe8 15.Nd2 Nb6 16.a4 Nfd5 17.a5 Nb4 (17...Qb4? 18.ab6 Qb6 19.Be5+–) 18.Qb3 N6d5 19.Ba3 c5 20.Rfc1 Rac8 21.Bb4 Nb4 22.Bb7 Rb8 23.Be4 (better is 23.Ne4!? Qd8 24.Nc5+–) 23...Nc6 24.Qc3 Rb1 25.Nb1 Nd4 26.Kf1 Rc8 27.e3 Ne6 28.Nd2 f5 29.Bg2 (29.Bb7 Rb8 30.Rb1 e4+=) 29...e4 30.d4 (better is 30.Qc4!? Rb8 31.Be4 fe4 32.Ne4=) 30...Rd8–/+ 31.Qb3 cd4 32.ed4 Kh8 33.f3 Nd4 34.Qb6 h5 (better is 34...Qd7 35.fe4 Ne2–/+) 35.fe4 fe4 36.Qd6 Rd6 37.Ne4 Rd8 38.Ng5 Rf8 39.Ke1 Nb3 40.Rc6 Na5 41.Ra6 Nc4 42.Rg6 Ne5 43.Rg7! Kg7 44.Ne6 Kf7 45.Nf8 Kf8 46.Ke2 Kg7 47.Ke3 Kh6 48.Kf4 Ng4 49.h3 Nf2 50.Ke3 Nd1 51.Kd2 Nb2 52.Bd5 Na4 53.Ke3 Nb6 54.Be6 Kg5 55.Ke4 1–0. wictorio (1930) – ejdrzej (1720), kurnik, 2012. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0-0 5.c4 c6 6.Bg2 d6 7.d3 e5)

8.0-0 Nb4=+ 9.a3 (9.Qd2 Na6=+) 9...Nc6 10.Nbd2 (10.Nc3 Be6-/+) 10...Re8 11.e4 (11.Qb3 a5-/+) 11...Nd7 12.g4? (better 12.Bc3-/+) 12...Nc5-+ 13.Nb3 Bg4 14.Nc5 dc5 15.Qb3 Bf3 (15...b6 16.Bc1-+) 16.Bf3 Nd4 (16...Rb8 17.Rab1-+) 17.Bd4 ed4 18.Qb7 Be5 (18...Qh4 19.Rfb1 Be5 20.Kf1-+) 19.Rfe1 (19.Rfb1 Qh4 20.Kf1 g5-+) 19...Qh4 20.Kf1 (20.Rab1 Qh3 21.Bg2 Qd3-+) 20...Qh2 (better 20...Rab8 21.Qc6 Re6-+) 21.Ke2?? (21.Rab1-+) 21...Rab8 22.Qc6 (22.Rab1 Bg3 23.Rf1 Rb7 24.Rb7-+) 22...Rb2 23.Kd1 Re6 (23...Reb8 24.Qa4 Qf4 25.Re3 de3 26.Qb4 Qf3 27.Kc1 R8b4 28.ab4 Qh1) 24.Qa8 Kg7 25.Re2 Qg1 26.Re1 Qf2 27.Be2 (27.Qh8 Kh8 28.Re2 Qf1 29.Re1 Qd3 30.Kc1 Qd2) 27…Qe3 (27...Qe3 28.Qh8 Kh8 29.Rb1 Qd2; 27...Qf4 28.Qh8 Kh8 29.Rb1 Qd2) 0-1. GodSaveTheQueene (1755) - Lance5500 (2620), lichess.org, 2018. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.d3 e5 7.Bg2 Nc6)

8.a3 Rb8 9.Nc3 Bd7 10.0-0 Qc8 11.e3 Bh3 12.Ng5 Bg2 13.Kg2 h6 14.Nh3 Ne7 15.e4 Ng4 16.Qc2 c6 17.Rac1 f5 18.Qe2 f4 19.Ng1 g5 20.Nd1 Ng6 21.f3 Nf6 22.d4 Nd7 23.d5 c5 24.b5 h5 25.Nf2 Nf6 26.Rc3 Qd7 27.Bc1 Kf7 28.Ngh3 Bh6 29.Rc2 Rh8 30.Rh1 Rbg8 31.Qd1 g4 32.Ng1 Rh7 33.Kf1 Rgh8 34.Nd3 h4 35.gf4 Bf4 36.Bf4 Nf4 37.Nf4 ef4 38.fg4 Ng4–/+ 39.Rc3 Ne3 40.Re3 fe3 41.Qf3 Ke8–+ 42.Qe3 Rf8 43.Ke2?? Qg4 (43...Qg4 44.Kd2 Qg2 45.Ne2 Qh1–+) 0–1. Schneider,Peter – Czech,Torsten, Bexbach–ch Saarland, 1994. (=1.c4 Nf6 2.d3 g6 3.b4 Bg7 4.Bb2 0-0 5.Nf3 d6 6.g3 e5 7.Bg2 Nc6)

8.a3 Bd7 9.b5 Ne7 10.h3 c6 11.a4 a6 12.Nc3 ab5 13.ab5 Ra5 14.Ra5 Qa5 15.Qb3 e4 (15...cb5+=) 16.Nd2 (16.de4? Ne4 17.Nd4 Nc5–+) 16...e3 17.fe3 Nf5 18.Kf2 Re8 19.Nce4 Ne4 20.Ne4 Qb6 21.c5 Qb5 22.Qb5 cb5 23.Bg7 Kg7 24.cd6 Re6 25.Nc5 Rd6 26.Nd7 (better is 26.e4 Nh6 27.e5+– (27.Nb7?! Rf6 28.Bf3 Rb6+–; 27.Nd7?! Rd7 28.e5 Nf5+–)) 26...Rd7+/– 27.Rb1 Nd6 28.e4 f6 29.Rb4 Kf7 30.e3 Rc7 31.Rb2 Ke6 32.Bf1 Rc1 33.Be2 Kd7 34.Bg4 Ke7 35.Be2 h5 (35...Kd7 36.Kf3+=) 36.Kf3+= Kd7 37.h4 Kc6 38.Kf4 Rc5 39.d4 g5 40.hg5 fg5 41.Kf3 Rc3 42.e5 Nf5= 43.Kf2 Ne3 44.Bf3 Kb6 45.Bh5 Rc2?? 46.Rc2+– Nc2 47.e6 Kc7 48.e7 (48.e7 Nd4 49.e8Q+–) 1–0. Vlcek,M (1890) – Peniska,P (2015), Open A, Klatovy CZE, 2007. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.d3 Nc6)

8.a3 Bd7 9.Nbd2 Qc8 10.0-0 Bh3 11.e3 h6 12.Qb3 Qg4 13.Nh4 g5 14.Bf3 Qd7 15.Ng2 Rae8 16.Ne4 Nh7 17.Nc3 f5 18.Bd5 Kh8 19.f4 (19.b5!? Nd8 20.Qa4=) 19...ef4+= 20.ef4 Nd4 21.Qa2 c6 22.Bf3 Nf3 23.Rf3 Bd4 24.Kh1 Qg7 25.Qb3 Re7 26.Rff1 Rfe8 27.Qc2 Nf6 28.Rac1 Ng4 29.fg5 hg5 30.Rf5? (better is 30.Ba1–+) 30...Re2!! 31.Ne2 Bg2 32.Kg2 Ne3 33.Kh1 Nc2 34.Nd4 Nd4 35.Rcf1 Nf5 36.Bg7 Ng7 37.Rf7 Rb8 38.Rd7 Nf5–+ 39.Kg2 d5! 40.Kf3 dc4 41.dc4 Rf8 42.Kg4+= Ne3 43.Kg5 Nc4 44.Rb7 Na3 45.Ra7 Nc2 46.Rb7 Nd4 47.Kg6 Rg8 48.Kf6 Re8 49.g4 Re6 50.Kf7 Rd6 51.g5 Nf3 52.h4 Nh4 53.b5 cb5 ½–½. Sahin,Senol (1860) – Agasieva,Fidan (2065), Agana op, 2007. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.d3 Nc6)

8.a3 e4!? 9.de4 Ne4 10.Bg7 Kg7=.

8.a3 Ne7 9.0-0 Nh5 (9...a5 10.b5=) 10.Qb3 (10.Nc3 f5=) 10...h6 (10...c6 11.d4 e4 12.Nfd2=) 11.Nbd2 (11.d4 Nc6 12.de5 Ne5 13.Ne5 de5+=) 11...f5 12.c5 Kh7 13.Rac1 Bd7 14.b5 (14.cd6 cd6 15.b5 a6=) 14...Nf6 15.Ne1 (15.Nc4 Be6=) 15...Rb8 16.a4 Be8 17.Nc4 Bf7 18.Qb4 (18.cd6 cd6 19.Qb4 Nc8+=) 18...Ned5 19.Qa3 Ne8 20.f4 (20.a5 b6 21.e4 Ne7 22.cb6 cb6+=) 20...ef4 21.Bg7 Kg7 22.gf4+= Qf6 23.e3 a6 24.Bd5 Bd5 25.cd6 cd6 26.Nb6 Qe6 27.Nc2 Nf6 28.Rfe1 Rbd8 29.Nd4 Qf7 30.e4 fe4 31.de4 Ne4 32.Re4 (32.Re4 Be4 33.Rc7 Qc7 34.Ne6 Kg8 35.Nc7 Rf4 36.Ne6 (36.ba6?! Rdf8 37.Qh3 ba6+=) 36...Rg4 37.Kf1+–) 1–0. bryanotb (2425) – materialkiller (2145), net–chess.com, 2008. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.d3 Nc6)

8.a3 Ne7 9.Nbd2 c6 10.Qc2 Bg4 11.a4 (11.c5 Bf3 12.Nf3 dc5 13.bc5 Qa5 14.Qd2 Qd2 15.Nd2 Nd7=) 11...Qc7 12.c5 (12.a5 b6=) 12...Nd7 (12...Nfd5 13.cd6 Qd6 14.Qc5 Qc5 15.bc5=) 13.cd6 Qd6 14.Qb3 (14.Nc4 Qe6=) 14...Nd5 15.b5 Nc5 16.Qa2 (16.Qc4 Be6 17.Qh4 Bf6=) 16...Be6 (16...Nb4 17.Qb1=) 17.Nc4= e5 draws heavy fire 17...Qc7 (17...Qe7!? 18.0-0 Nb6 19.bc6 bc6=) 18.Nfe5+= Nb4 19.Qb1 cb5 20.ab5 Bc4 21.Nc4 Rfe8?? (better 21...Bb2 22.Nb2 Nb3=+) 22.0-0+– Re2 (22...a5 23.Bg7 Kg7 24.b6+–) 23.Bg7 (23.b6 Qc8 24.Bg7 Ncd3+–) 23...Kg7? (23...Ncd3 24.Nb2 Nf4 25.gf4 Kg7+–) 24.Qb4 (24.Qb4 Nd3 25.Qc3 Ne5 26.Bf3 Qc4 27.Qc4 (27.Be2?? Qc3 28.Rfc1 Qb2–+) 27...Nc4 28.Be2+–) 1–0. jaddwarrior (2055) – Provocateur (2025), ChessWorld.net, 2016.

8.a3 Re8 9.0-0=.

8.a3 h6 9.Nc3 Nd4 10.e3 Nf3 11.Qf3 Rb8 (11...c6 12.h3=) 12.0-0?? (better 12.Qe2=) 12…Bg4-+ (12...Bg4 13.Qb7 Rb7 14.Bb7 Qb8-+) 0-1. pacal56 (2215) - mecker (2075), Rated Blitz game, lichess.org, 2014.

8.a3 Kh8 9.0-0 Nh5 10.b5 Ne7 11.a4 f5 12.a5 Rb8 13.Nfd2 f4 14.Nc3 Be6 15.a6 b6 16.Qb3 Qd7 17.Nd5 Ng8 18.Ne4 h6 19.Ba3 Bd5 20.cd5 Ngf6 21.Nf6 Bf6 22.Rac1 Rbe8 23.Qc4 Bd8 24.Qc6 Qc6 25.Rc6 Rf7 26.Bf3 fg3 27.fg3 Nf6 28.Bg4! Kg7 29.Be6 Rff8 30.Rfc1 h5?? 31.Rc7 Bc7 32.Rc7 Kh6 33.Bd6 Rh8 34.Ra7 Ng4 35.h3 Nf6 36.Be5 Ref8 37.h4 g5 38.hg5 Kg5 39.e4 h4 40.Bf4 Kg6 41.Bf5 (41.Bf5 Kh5 42.Kf2 hg3 43.Kg3 Rhg8 44.Kf3+–) 1–0. Aguilar,Luis Miguel (1900) – Quiroga,Duberlin (2075), Cochabamba BOL, PanAm Ch, 2013. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 d6 5.g3 e5 6.d3 0-0 7.Bg2 Nc6)

8.Qb3 Bd7 9.0-0 Qc8 10.Rd1 Kh8 11.Nc3 Bh3 12.Bh1 Nh5 13.d4 Qg4 (13...a5 14.de5 ab4 15.Nd5 de5 16.Nb4 Nb4 17.Qb4=) 14.Nd5 Nf4 15.Nf4 ef4 16.d5 fg3 17.Bg7 (worse is 17.dc6 g2 18.Bg7 Kg7 19.Qc3 Kg8–/+) 17...Kg7 18.Qc3 Kg8 19.hg3 (worse is 19.dc6 g2 20.Ne1 gh1B 21.Kh1 bc6–/+; 19.fg3?! Nd8+=) 19...Ne5 20.Rd4 Nf3 21.Bf3 Qg5 22.Rh4 Bd7 23.Kg2 f5 24.Rh7! Kh7 (24...Kh7 25.Rh1) 25.Rh1 Qh6 26.Rh6 Kh6 27.Qe3 Kg7 28.c5 dc5? (better is 28...Rfe8 29.Qf4 Re5+–) 29.Qe5+– (29.bc5?! Rfe8 30.Qf4 Rac8+–; 29.Qc5?! c6+–) 29...Kh6 30.Qc7 Rac8 (30...Rad8 31.bc5 Bc8+–) 31.Qd7 c4 32.g4 c3 33.Qe7 g5 (33...fg4 34.Bg4 c2 35.Bc8 Rc8 36.Qe3 Kg7 37.Qc1+–) 34.gf5 c2 (34...g4 35.Bg4 Rg8+–) 35.f6 Rg8 36.Be4 (36.Be4 Rg6 37.Qe6 g4 38.Qc8 Kg5 39.Qf5 Kh4 40.Bc2 Rh6 41.f7 Rh5 42.Qf6 Rg5 43.f8Q g3 44.Q8h8 Kg4 45.f3) 1–0. Woods,DM – Little,George A, British CC Ch, 1962. (=1.c4 Nf6 2.Nf3 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.d3 Nc6)

8.Qb3 Nd7 9.0-0=.

8.Qb3 e4 9.de4 Ne4 10.0-0 Be6 11.Nc3 Nc3 (11...Bc3 12.Bc3 b5 13.Qc2 Nc3 14.Qc3 Bc4 15.Nd2+=) 12.Bc3+= Qe7 13.b5 Nd8 14.Nd4 Qd7 15.Rfd1 Bh3 16.Bh1 Kh8 17.c5 Be6 (17...dc5!? 18.Nc6 Qe6+=) 18.Qb2+/– d5 (18...Rg8!?+/–) 19.c6!+– bc6 20.bc6 Qc8 21.Nf5! f6 (21...Bf5 22.Bg7 Double attack); 21...gf5 22.Bg7 Double attack) 22.Ne7 Qa6 23.Nd5 Bd5 24.Rd5 (worse is 24.Bd5 Nc6 25.Qc2 Rab8+/–) 24...Ne6 25.Ra5 Qc4 26.Qb3 Qg4? (26...Qb3 27.ab3 Rad8+–) 27.Bf3 Qh3 28.Bg2 (28.Bg2 Qh6 29.Qe6+–) 1–0. Adams,John F – Ellison,David G, British CC Ch, 1960. (=1.c4 Nf6 2.Nf3 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.d3 Nc6)

8.Qb3 Ne7 9.Nbd2 (9.0-0 a5=) 9...Bd7 (9...a5 10.ba5 Nc6 11.0-0=) 10.a4 (10.d4 ed4 11.Nd4 c5=) 10...Qc8 (10...a5 11.b5=) 11.0-0 Bh3 12.Bh1 (better is 12.a5=) 12...Bf1–/+ 13.Kf1 (13.Rf1 a5–/+) 13...Kh8 (13...a5 14.b5–/+) 14.a5 c6 (14...Qg4 15.Kg2–/+) 15.b5 (15.c5 Ne8+=) 15...Qc7 (15...cb5 16.Qb5 Nc6 17.Kg1–/+) 16.Ng5 (16.c5 cb5 17.cd6 Qd6 18.Be5 Qd7+=) 16...h6 (16...a6 17.b6 Qd8 18.c5–/+) 17.Nge4 (17.Ngf3 cb5 18.cb5 Rac8–/+) 17...Ne4–+ 18.Ne4 f5 19.Nc3 f4 (19...a6 20.b6 Qd7 21.Kg1–+) 20.Ne4 (20.Be4 fg3 21.hg3 Nf5–/+) 20...fg3–+ 21.hg3 Nf5 22.Ke1–/+ a6 23.bc6 bc6–+ 24.Qa4 Rab8 25.Ba3 c5 26.Rc1 Nd4 27.Nc3 Nb3 28.Rc2 Qa5 29.Qa5 Na5 30.Be4 g5 31.f3 Rfc8 0–1. hobgoblin (2235) – materialkiller (2145), net–chess.com, 2008. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.d3 Nc6)

8.b5 Na5 (8...Ne7 9.0-0=) 9.Nbd2 (9.Qd2 c6 10.Bc3 b6+/–) 9...Rb8 10.Rc1 b6 11.Rc2 ½–½. Nwoye,Nnamdi – Boyo,Paul, Lagos NIG, Friends of Chess Open, 2013. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 d6 5.g3 0-0 6.Bg2 e5 7.d3 Nc6)

9.0-0 f5 (9...e4 10.Bg7 ef3 11.Bf8 fg2 12.Kg2 Qf8 13.b5+=) 10.e3 Bf6 11.b5 Ne7 12.Ne1 Rb8 13.Nd2 Be6 14.a4 c6 15.Ndf3 f4 16.Rc1 fe3 17.fe3 Qb6 18.Qd2 Ng7 19.Ba3 c5 20.Bb2 Qd8 21.Nc2 g5 22.Qe2 Ng6 23.Nd2 Qc7 24.Rf2 Be7 25.Rcf1 Rf2 26.Rf2 Ne8 27.d4 cd4 28.ed4 Nf6 29.Ne4 Ne4 30.Be4+= d5?? 31.cd5+– Bd5 32.Rf5 Be4 33.Qe4 ed4?? 34.Rd5 Qc8 35.Qd4+– Qf8?? 36.Kg2 b6?? 37.Rd7 Rd8?? 38.Qd5+– Qf7 39.Rd8 Bd8 40.Qd8 Qf8 41.Qf8 Kf8 42.Kf3 Kf7 43.Ke4 Ke6 44.Nd4 Kd7 45.Nc6 h6 46.Na7 1–0. Hartlaub,Marianne – Grueneschild,Hildegard, Bayern–ch (Women), 1998. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 d6 5.c4 0-0 6.Bg2 e5 7.d3 Nc6)

9.Qc1 h6 10.e4 (10.0-0 Re8=) 10...f5+= 11.h3 Nf6 12.0-0 (12.Nh4!? Qe8 13.ef5 gf5 14.b5=) 12...fe4–/+ 13.de4 Ne4 14.Nh4 Bf5 (14...Ng5 15.Ng6 Nh3 16.Bh3 Bh3 17.Nf8 Qf8 18.Nd2 Bf1 19.Kf1–/+) 15.Qe1 (15.Nf5 gf5 16.Nd2=) 15...Nf6 (better is 15...Ng5!? 16.Nf5 Rf5–/+) 16.Nf5+= gf5 17.b5 Ne7 18.Bb7 Rb8 19.Bh1 Ng6 20.Nd2 Qd7 21.Bc6 Qc8 22.Kh2 f4 23.Ne4 Kh8 24.Nf6 Rf6 25.Qd1 Ne7 26.Be4 Qe6 27.Rc1 Rbf8 28.Qd3 (28.g4 a6+/–) 28...h5 (28...fg3!? 29.Qg3 Rf4+=) 29.Qe2 Bh6 30.Rcd1 (worse is 30.Qh5 fg3 31.Kg3 Nf5 32.Kg2 Rg6 33.Kh1 Qe8+=) 30...Qf7 31.Bd3 Nf5 32.g4 f3 33.Qe4 Bf4 34.Kg1?? hg4–+ 35.Bc1?? Qh7 (35...Qh7 36.Qf4 ef4 37.Rfe1 g3 38.Bf5 Qf5 39.fg3 Qh3 40.Re2 fe2 41.Kf2 ed1Q 42.Bf4 Rf4 43.gf4 Rf4) 0–1. Schmidt,Dietmar (1650) – Laake,Jasmin Maria (1945), Bad Zwesten op 9th, 2005. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.d3 Nc6)

9.Qc2 a6 10.0-0 f5 11.Re1 f4 12.Nbd2 fg3 13.fg3 Bg4 14.c5 d5 15.Qb3 Kh8 16.Rad1 Qd7 17.Nf1 Be6 18.Qc2 d4 19.e3 Bh3 20.ed4 ed4 21.N1d2 Bg2 22.Kg2 Nf6 23.h3 (better is 23.Nc4=) 23...Nd5–+ 24.Nc4? (24.Nf1 Rf3! 25.Kf3 Qh3 26.Qh2 Rf8 27.Ke2 Nc3 28.Bc3 Qe6 29.Kd2 dc3 30.Kc1–+) 24...Nc3 (better is 24...Rf3 25.b5 ab5–+) 25.Bc3+= dc3 26.d4? (better is 26.Re3 Qd5 27.Rf1–/+) 26...Rf3!–+ (26...Nd4?! 27.Nd4 Bd4 28.Na5–/+) 27.Kf3 Qd5 28.Kf2 Nd4 29.Qe4 Qc4 30.Kg2 c2 31.Rc1 Bh6 0–1. Hilton,Stephen – Szokol,Imre, OP–2011–0-01781, 2011. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.d3 Nc6)

9.Qc2 Nd4 10.Nd4 ed4 11.0-0=.

9.Qc2 f5 10.Nbd2 (10.b5 Na5+=) 10...Kh8 (10...a6!?=) 11.0-0 f4 12.b5 Ne7 13.c5 Bg4 14.cd6 cd6 15.Rac1 fg3 (15...Qd7 16.Qb3+=) 16.hg3 Rc8 17.Qa4 Qd7 18.Nc4 (18.Ne4 Nf5+=) 18...Bh3 19.Bh3 (19.Qa7 Bg2 20.Kg2 Nd5+= (worse is 20...Qb5 21.Qb6 Qb6 22.Nb6 Rc1 23.Rc1+/–)) 19...Qh3 20.Nd6 (20.Ne3 Ng3 21.fg3 Bh6 22.Qa7 Be3 23.Qe3 Qg3 24.Kh1 Qh3 25.Kg1 Qg3 26.Kh1 Qh3 27.Kg1 Qg3=) 20...Ng3= 21.fg3 Qg3 22.Kh1 Qh3 23.Kg1 Qg3 24.Kh1 Qh3 25.Kg1 Qg3 ½–½. Will,Patrick (2125) – Melamed,Tatiana (2370), Bad Homburg GER, 2014. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.d3 Nc6 8.a3 Nh5)

9.Nc3 f5 10.0-0 f4 11.b5 Ne7 12.d4 fg3 13.hg3 ed4 14.Nd4 Nf6 15.Qb3 Rf7 16.Rad1 Qf8 17.c5 h6 18.cd6 cd6 19.a4 Kh7 20.Ba3 Ne8 21.Ne4 Bd4 22.Rd4 Nf5 23.Rd2 Re7 24.g4 Nh4 25.Nd6 Bg4 26.Qg3 Ng2 27.Qg4 Qf4 28.Ne8 Rae8 29.Qf4 Nf4 30.Be7 Re7 31.Kh2 Ne6 32.Rfd1 Nc5 33.a5 b6 34.Rc2 h5 35.f3 Kh6 36.e4 Re6 37.Rd8 Nb7 38.Rh8 Kg7 39.Rc6 (39.Rc6 Na5 40.Re6 Kh8 41.Rg6+–) 1–0. Limayo,Edgardo V – Preiss,Veronika, CServe email, 1996. (=1.Nf3 Nf6 2.c4 g6 3.b4 d6 4.g3 Bg7 5.Bb2 0-0 6.Bg2 e5 7.d3 Nc6)

9.Qd2 f5 10.b5 Ne7 (10...Nb8 11.0-0 a6 12.a4 Nd7 13.Ng5 Ndf6 14.Nc3 h6 15.Nf3 g5=) 11.Nc3 (11.0-0 a6= 12.a4 f4 13.e3 Bg4 14.ef4 ef4 15.Bg7 Ng7= 11...h6 (11...a6 12.a4= ab5 13.ab5 Ra1 14.Ba1 f4 15.Bb2 Bf5=) 12.0-0 g5 (12...a6 13.a4= Nf6 14.Rfb1 Be6 15.Bc1 ab5=; 12...Nf6 13.h3 g5 14.Kh2 g4 15.Ng1 a6=) 13.h3 (13.d4 e4 (13...g4 14.Nh4 c6 15.bc6 bc6=) 14.Ne1 a6= (14...d5 15.Nd5 Nd5=) 15.ba6 b6=) 13...Nf6 (13...g4 14.hg4 fg4 15.Nh4 Nf6=) 14.h4 (14.Nh2 a6= 15.e3 ab5=; 14.Kh2 g4 15.Ng1 a6=) 14...g4 (14...gh4 15.Nh4 a6=) 15.Nh2 (15.Ne1 a6=) 15...Ng6 (15...a6=) 16.e3 Nh5 17.Ne2 f4 (17...a6 18.f4=) 18.Bd5 Kh7 19.ef4 ef4 20.Bg7 Kg7 21.Qc3 Ne5 22.Qd4 Qf6+= 23.Rae1 c5 24.bc6 bc6 25.Nf4 Nf4–/+ 26.gf4 Qf4 27.Qf4 Rf4 28.Be4 Ba6 29.d4 Nc4+= 30.Bc6 Rc8 31.Bd7 Rcf8 32.Bg4 Rd4+= 33.Re7 Rf7 34.Rf7 Kf7 35.Rc1 d5 36.Rc3 Ke7 37.Kg2 Kd6 38.Kg3 Nd2 39.Re3 Nf1 40.Nf1= Bf1 41.Re6 ½–½. Lipiniks,L (2125) – Peralta,E (2275), zt, 2003. (=1.Nf3 Nf6 2.b4 g6 3.Bb2 Bg7 4.c4 0-0 5.g3 d6 6.Bg2 e5 7.d3 Nc6)

9.0-0 a6=.

9.0-0 Nd7 10.Nc3 f5 11.Nd2 Nf6 12.a4 Rb8 13.Nd5 b6 14.Qc2 Bb7 15.Nb3 Kh8 16.Nb4 Bg2 17.Kg2 Qe8 18.a5 g5 19.ab6 ab6 20.d4 e4 21.d5 Qg6 22.f3 Qh6 23.Nd4 f4 24.g4 e3 25.Nbc6 Nc6 26.bc6 Rf7 27.Ra7 Ng4 28.fg4 Qh4 29.Kh1 Qh3 30.Raa1 Qg4 31.Ne6 Be5 32.Rg1 Qf5 33.Qf5 Rf5 34.Be5 Re5 35.Ng5 Rf8 36.Ra8 Ref5 37.Rf8 Rf8 38.Ne6 Rf7 39.Kg2 1–0. Raaste – Ziska, Esbjerg 1983.

9.0-0 Nh5 10.Qb3 Kh8 11.Nbd2 f5 12.c5 Rf6 13.Rac1 Be6 14.Qa3 h6 15.e4 g5 16.cd6 cd6 17.d4 Ng6 18.de5 de5 19.ef5 Bf5 20.Nc4 Re6 21.Rfd1 Qg8 22.Ne3 Be4 23.Ng5 Bg2 24.Ne6 Bf3 25.Ng7 Qg7 26.Qd6 Nhf4 27.Rc7 Nh3 28.Kf1 Qf8 29.Be5 Ne5 30.Qe5 Kg8 31.Qe6 Kh8 32.Qh3 Bd1 33.Qd7 1–0. Salus – Guidarelli, Toulouse 1998.

9.0-0 h6 10.Nbd2 Nh7 11.d4 ed4 12.Bd4 Nf5 13.Bg7 Ng7 14.Nd4 Ng5 15.h4 N5e6 16.N4b3 Ne8 17.e3 Nf6 18.Ne4 Nd7 19.Qc2 f5 20.Nc3 g5 21.hg5 hg5 22.g4 Ng7 23.Bd5 Kh8 24.Kg2 Nf6 25.Rh1 Nh7 26.Rh2 Ne8 27.Rah1 Nef6 28.Nd4 Qe8 29.Nf5 Qg6 30.Ne4 Ng4 31.Rh7 Qh7 32.Rh7 Kh7 33.Neg3 Kh8 34.Qc3 Ne5 35.Ne7 Rf6 36.f4 gf4 37.ef4 Rh6 38.Nc8 Rc8 39.fe5 Kh7 40.Qd3 Kh8 41.Qf5 1–0. Bleunven – Husson, France 1996.

9.0-0 h6 10.Nfd2 Nd7 11.e3 f5 12.d4 e4 13.Nc3 c6 14.Qb3 Kh7 15.f3 ef3 16.Bf3 c5 17.Ne2 Nf6 18.Rad1 Qc7 19.Qd3 Be6 20.Nf4 Bd7 21.Nb3 Rad8 22.Rc1 Rfe8 23.Nd2 Bc8 24.Rfe1 Ng4 25.Bd5 Nf6 26.Bf7 Rf8 27.Be6 g5 28.Nd5 Nfd5 29.cd5 Be6 30.de6 Qc8 31.Qb3 b6 32.dc5 dc5 33.Bg7 Kg7 34.Nf3 Qa8 35.Qc3 Rf6 36.Ne5 Nd5 37.Qb2 Kg8 38.Nc6 Rdf8 39.e7 R8f7 40.Qb3 Nc7 41.Rcd1 1–0. Schillinger – Dietrich, Freiburg 1991.

9.a4 Bg4 10.0-0=.

9.a4 Nh5 10.Nc3 f5 (10...Nf6 11.0-0=) 11.0-0+= h6 12.Qb3 Kh7 (12...Be6 13.a5+=) 13.e3 (13.a5 a6+=) 13...g5 (13...Nf6 14.Nd2+=) 14.a5 (14.Nd2 f4+=) 14...f4 (14...a6 15.b6+=) 15.a6 c6 16.ab7 (16.Nd2 Qd7+=) 16...Bb7 17.c5 (17.ef4 gf4 18.g4+=) 17...Rb8 (better is 17...g4 18.cd6 Qd6=) 18.cd6+/– (< 18.Ra7 Nc8 19.Rb7 Rb7+=) 18...Qd6 (18...Ng6 19.ef4 ef4 20.g4+/– (< 20.Ra7 Qb6 21.Rb7 Rb7+=)) 19.Ne4+– Qg6? (better is 19...Qc7!? 20.g4 Bc8 21.gh5 g4+–) 20.Ne5 Be5 21.Be5 Rbc8 22.Ra7 Rb8 23.Bb8 Rb8 24.bc6 (24.bc6 Nc6 25.Rb7 Rb7 26.Qb7 Ng7 27.Rc1+–) 1–0. Subedei – Kapote, ChessWorld.net, 2005.

9.Qc2 a6 10.0-0 c6 (10...ab5 11.cb5 c5 12.Nc3=) 11.bc6 Nc6 12.Nbd2 Bg4 (12...Qc7 13.Rab1=) 13.Rab1 Qd7 14.Ba1 (14.c5 Be6 15.Nc4 Bc4 16.Qc4 Rfe8+=) 14...Rab8 (14...Qc7 15.Qb3 Rab8 16.h3=) 15.Rb6 Qc7 16.Rfb1 Nd7 17.R6b3 Na5 (17...b6 18.Ra3=) 18.Ra3 b6 (18...Nc6 19.h3 Be6 20.Ng5=) 19.Bc3+= Nc5 (19...Rfc8 20.Qb2=) 20.Ba5 (20.Nb3 Nab7=) 20...ba5 21.Nb3 Nb3 22.Rab3 Rb3 23.Qb3+/– Rc8 24.Qb6 Bd7 25.Nd2+/– Qc5 26.Qc5 dc5+/– 27.Rb6 a4 28.Ra6 Rb8 29.Ra8 Ra8+= 30.Ba8 f5 31.f4 Kf7 32.fe5 Be5+= 33.Nf3 Bf6 34.Bd5 Ke7 35.Kf2 h5 36.h4 a3 37.e3 Be8 38.d4 Kd6 39.Ke2 cd4 40.ed4+– Be7 41.Ke3 Bf6 42.Bg8 Ke7 43.c5 Kd7 44.Ne5 Kc7 45.Nc4 f4 46.Kf4?? Bd4+/– 47.Na3 Bc5 48.Nc4 Kc6 49.Ne5 Kb6? 50.Bf7+– Bf7 51.Nf7 Be7 52.Nh8 Bd6 53.Kf3 g5 54.hg5 Be5 55.Ng6 Bg7 56.Nf4 (56.Nf4 Kb5 57.Nh5+–) 1–0. Trapp – Gullmes, California, 1993.

9.Qc2 Re8 10.0-0=.

9.Nc3 Nd7 10.0-0 Nc5 11.Nd2 Rb8 12.Nb3 Ne6 13.a4 f5 14.Nd5 (14.e3 f4+=) 14...Kh8 (14...f4 15.e3=) 15.Qc2 White prepares the advance c5 (15.f4 ef4 16.Bg7 Kg7 17.Nf4 Nf4 18.Rf4 g5+=) 15...f4= 16.Ba3 White intends c5 (16.a5 Nd5 17.Bd5 a6=) 16...Nf5 17.c5 (17.Bb2!?=) 17...Ned4 18.Nd4 Nd4 19.Qa2 Be6 20.c6 (20.cd6 c6 (20...cd6?! 21.Be4=+) 21.bc6 bc6–+) 20...bc6–+ 21.bc6 Nc6 22.Be4 (better 22.Rfb1–+) 22...Ne7 23.Qc4 (23.Ne7 Ba2 (23...Qe7?! 24.Qd2–+) 24.Nc6 Qd7 25.Nb8 Rb8 26.Ra2 Qa4–+) 23...c6 (23...f3 24.ef3 c6 25.Ne7 Bc4 26.Nc6–/+) 24.Ne7 Bc4 (24...Qe7?! 25.Qc6 Rb6 26.Qc2=+) 25.Nc6 Qc7 26.Nb8 Be6 (26...Qb8?! 27.dc4 Qc7 28.Rac1–/+) 27.Na6 Qb6 28.Nb4 Rd8 (28...Bh3 29.a5 Qa5 30.Rfc1–+) 29.Nd5 (29.a5 Qa5 30.Nc6 Qc7 31.Nd8 Qd8–/+) 29...Bd5 30.Bd5 Qa5 31.Bg2 (31.Bb3 e4 32.de4 fg3 33.hg3 Ba1 34.Ra1 h5–/+) 31...d5 (31...e4 32.Rad1 fg3 33.fg3 Qa4 34.Bc1–+) 32.Rab1 (32.Rfb1 e4 (32...Qa4? 33.Be7 Qd7 34.Bd8 Qd8 35.Ra7+–) 33.Bb4 Qc7–/+) 32...Qa4–+ 33.Be7 Re8 Black plans e4 34.Rb7 Qc6 (34...Qa2!? 35.Rfb1 e4 36.Rb8–+) 35.Rfb1 e4 36.de4 de4 37.gf4 h6 38.e3 a5 39.Bh3 (39.R1b6 Qd5–/+) 39...Qd5 (39...Qc2 40.Ba3–+) 40.R7b5 (40.Bg4 h5 41.Bd1 Rc8–/+) 40...Qd3–+ 41.Rb8 Rb8 42.Rb8 Kh7 43.Be6 Qd1 44.Kg2 Qf3 (44...Bc3 45.Rb7 Qf3 46.Kg1=) 45.Kg1=+ Bc3 46.Bc5 (46.Rb7 Kh8 47.Rb8 Kg7 48.Rb7=) 46...Qd1–+ 47.Kg2 Qf3 48.Kg1 Qd1 49.Kg2 Qf3 (49...a4 50.Rb7 Kh8 51.Rb8 Kg7 52.Rb7 Kf6 53.Rb6=) 50.Kg1 Qd1 (50...a4 51.Rb7 Kh8 52.Rb8 Kg7 53.Rb7 Kf6 54.Rb6 Qd1 55.Kg2=) 51.Kg2 Qf3 (51...a4 52.Rb7 Kh8 53.Rb8 Kg7 54.Rb7 Kf6 55.Rb6=) 52.Kg1 Qd1 (52...a4 53.Rb7 Kh8 54.Rb8 Kg7 55.Rb7 Kf6 56.Rb6 Qd1 57.Kg2=) 53.Kg2 Qf3 (better 53...a4!?–/+) 54.Kg1= ½–½. Prithu,Gupta (2370) – Agrest,I (2280), PRO League Group Stage (4), 2018. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.d3 Nc6 8.b5 Ne7)

9.Nc3 e4 10.Nd2 ed3 11.ed3=.

9.Nc3 Be6 10.Ng5 (10.Nd2 Qb8=) 10...c6 (10...Bc8 11.h4+=) 11.Ne6 fe6 12.Qa4 (12.Rb1 Kh8=) 12...Qb6 (12...Nd7 13.bc6 Nc6 14.Rb1+=) 13.Ba3 (13.Bh3 Kf7=) 13...Ng4 (13...e4 A) 14.Bd6? Ne8 15.c5 Bc3 16.Kd1 A1) 16...Ba1?! 17.cb6 Nd6 18.Qb3–/+ (18.ba7? Nb5 19.Qc4 Ra7 20.de4 Rd8 21.Kc1 Kf8–+); A2) 16...Qb5?! 17.Qb5 cb5 18.Rc1–+; A3) 16...Qd8 17.Be7 Qe7–+; B) 14.0-0 Qd4 15.bc6 bc6 16.Rac1 (16.Ne4 Ne4 17.de4 Rf2 18.Rf2 Qa1 19.Rf1 Qa2=) 16...ed3 17.e3+=) 14.0-0 (better is 14.c5 dc5 15.Qg4+/–) 14...e4+= 15.Ne4 Ba1 16.Bd6 Nf2 (16...cb5 17.Qb5 Bd4 18.Qb6 ab6 (worse is 18...Bb6 19.Be7 Rf7 20.Bb4+/–) 19.Be7 Rf7=) 17.Bc5?? (17.c5 A) 17...cb5?? A1) 18.cb6?! ba4 19.Nf2 Bd4 (19...ab6? 20.Ra1 Rf7 21.Bb7+–) 20.Be7 Rf2 21.Rf2 ab6+=; A2) 18.Qb3 Nh3 19.Bh3 Rf1 20.Bf1+–; B) 17...Qb5 18.Qb5 cb5 19.Nf2 Bf6+=) 17...Qd8?? (better is 17...Bd4!? 18.Bd4 Nh3 19.Bh3 Qd4 20.Nf2 Rf6–+) 18.Ra1 (18.Nf2 Bg7=) 18...Ne4+= 19.Be4 (19.de4 Rf6 20.Qd1=) 19...Qc7 (better is 19...b6 20.Be3 Nf5–/+) 20.bc6?? Qe5–+ 21.d4 Qe4 22.Be7 Qd4 23.Kh1 Qa1 (23...Qa1 24.Qd1 Qd1 25.Kg2 Qf1) 0–1. Almirante Olay,Ruben – Pizarro Roman,Jose Leandro, Gijon Gallego Memorial 2nd, 2002. (=1.c4 Nf6 2.b4 g6 3.Bb2 Bg7 4.g3 0-0 5.Bg2 d6 6.Nf3 e5 7.d3 Nc6 8.b5 Ne7)

9.c5 a6 10.b6 Nfd5 11.bc7 Qc7 12.cd6 Qd6 13.Ba3=+.

9.c5 Nh5 10.Qc2 (10.cd6 cd6 11.Nc3 d5=) 10...a6 11.Na3 Bd7 (11...ab5 12.Nb5 Be6 13.0-0=) 12.ba6 Ra6 13.Nc4 (13.0-0 Be6=) 13...Ba4 (13...Rc6 14.cd6 cd6 15.Qd2=) 14.Qd2= f6 15.cd6 cd6 16.0-0 d5 17.Ne3 Bh6 (17...Qd6 18.Rfc1=) 18.d4 (18.Ba3 Rf7 19.Qb2 Nc6=) 18...e4 19.Ne1 Nf5 20.Bh3 (20.Ba3 Rf7=+) 20...Ne3–/+ 21.fe3 Rc6 (21...Qd6 22.Kg2–/+) 22.Rc1 (better 22.Ng2=+) 22...Qc7 (better 22...Rc1!? 23.Bc1 Qd6=+) 23.Be6+= Kh8 24.Bd5 Ng3?? (better 24...Rc1 25.Bc1 f5+=) 25.hg3 (25.Bc6 Nf1 26.Ba4 Nd2 27.Rc7 Ra8+–) 25...Qg3 (25...Rc1 26.Qc1 Qg3 27.Ng2+–) 26.Ng2 Rb6 (26...Rc1 27.Rc1 Bd7 28.Rc3+– (28.Bb7?? Bh3 29.Be4 Bg2 30.Bg2 Be3 31.Qe3 Qe3 32.Kf1 Rb8–+; 28.Be4 Re8 29.Qd3 Bb5=)) 27.Rc3 (27.Ba3 Ra8 28.Be4 f5+–) 27...Re8 (27...f5 28.Rfc1+–) 28.Ba3 Bd7 29.Qe1 Qg5 30.Qh4 (30.Bc5 Rb2 31.Bc4 Ra8+–) 30...Qd5 31.Qh6 Qa2 32.Nf4 (32.Rc7 Qf7+–) 32...Rg8 (32...Qf7 33.Rc7 Kg8 34.Bc5+–) 33.Kf2 (33.d5 g5 34.Nh5 Qe2 35.Nf6 Rg7+–) 33...g5 (33...Qf7 34.Rfc1+–) 34.Rh1+– Qf7 35.Nd5 Ra6 36.Ne7?? (36.Rc7 f5 37.Bd6+–) 36...Rg7 (36...Ra3 37.Ra3 Qe7 38.Ra7=) 37.d5 (better 37.Rc7 f5 38.Qh5 Qh5 39.Rh5 Ra3 40.Rd7+–) 37...f5?? (better 37...Ra3 38.Ra3 Qe7=) 38.d6+– f4 (38...g4 39.Bb2 g3 40.Kg2 Qf6 41.Rc8 Bc8 42.Qh7 Rh7 43.Bf6) 39.Ke1 (39.Bb2 fe3 40.Ke1 Qf2 41.Kd1 Qg1 42.Rg1 Rd6 43.Qd6 Ba4 44.Ke1 Be8 45.Rc8 h5 46.Qh6) 39...Qa2 (39...Rb6 40.Rc2 Rb1 41.Rc1 Rc1 42.Bc1+–) 40.Qf6 (better 40.Rc8 Bc8 41.Qf6 Qa1 42.Qa1 Rd6 43.Bd6 f3 44.Be5 f2 45.Kf2 h5 46.Rh5) 40...Qf7 (40...Ra8 41.ef4 Qe6 42.fg5+–) 41.Qf7 (41.Rc8 Bc8 42.Ng6 Qg6 43.Qf8 Rg8 44.Bb2 Qf6 45.Bf6) 41...Rf7+– 42.Kf2 (better 42.Bb2 Kg7 43.Rc8 Rf6 44.Rg8 Kf7 45.Rh7 Ke6 46.Rg5 fe3 47.Re5 Kd6 48.Rd5 Ke6 49.Bf6+–) 42...Kg7 43.Bc5 (43.Rc7 Ra3 44.Rd7 fe3 45.Kg3 Ra5+–) 43...h6 44.ef4 gf4 45.Rh4 (45.Rc4 f3 46.Re4 Ra2 47.Bd4 Kh7+–) 45...Ra2 46.Bd4 (46.Ra3 Ra3 47.Ba3 Kh7+–) 46...Kh7 47.Kf1?? (better 47.Nd5!? f3 48.Re4+–) 47...f3 (47...Ra1!? 48.Kg2 Ra2+=) 48.ef3+– (48.Re4 fe2 49.Kg1 Rf1 50.Kg2 e1Q 51.Rc2 Rc2 52.Re2 Qe2 53.Kg3 Qg4) 48...ef3 (48...Bb5 49.Kg1 ef3 50.Rc5 f2 51.Bf2 Ra1 52.Kh2 Rf2 53.Kg3=) 49.Rb3 ½–½. Olsar,Robin (2055) – Sikorova,Olga (2185), Czech Championship, 2016. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.d3 Nc6 8.b5 Ne7)

9.Nbd2 a6 10.ba6 Ra6 11.0-0=.

9.Nbd2 Rb8 10.Qb3 Bf5 11.Nh4 Be6 12.Nhf3 Nd7 13.Ng5 Bf5 14.e4 Nc5 15.Qc2 Bd7 16.Ngf3 f5 17.Nb3 fe4 18.de4 b6 19.Nc5 bc5 20.–0 Kh8 21.a4 Ng8 22.Rad1 Qc8 23.Ne1 Bh3 24.f3 Bg2 25.Kg2 Qe6 26.Qd3 Ne7 27.Rd2 Rf7 28.Rdf2 Rbf8 29.Nc2 g5 30.Ne3 h5 31.Nd5 Ng6 32.Bc1 g4 33.f4 ef4+= 34.Bf4 Bd4 35.Be3 Ne5 36.Bd4+/– cd4 37.Qd4 Rf3 38.Nc7 Qd7? 39.Nd5+– h4 40.Nf4 Kh7 41.Rf3 gf3 42.Rf3 h3 43.Kf2 Qg4? 44.Rc3 Rf4 45.gf4 Qf4 46.Ke1 Nf3 47.Rf3! Qf3 48.Qa7 Kh6 49.Qf2 Qe4 50.Qe2 Qh1 51.Qf1 Qh2 52.Qf6 Kh5 53.Qf5 Kh4 54.Qf6 Kg3?? 55.Qd6+– Kg2 56.Qh2 Kh2 57.Kf1?? Kh1= 58.c5 h2 ½–½. Kristofic,Mario (1680) – Birg,Jovan, Stockerau op–B, 2006. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 d6 5.g3 0-0 6.Bg2 e5 7.d3 Nc6 8.b5 Ne7)

9.Nbd2 c6 10.bc6 Nc6 11.0-0 Nh5 12.Qb3 Kh8 13.Rac1 f5 14.Nb1 g5 15.c5 d5 16.Nc3 d4 17.Nb5 Qe7 18.e3 Be6 19.Qa4 de3 20.fe3 f4 21.ef4 gf4 22.Rfe1 fg3 23.hg3 (23.Ne5 gh2 24.Kh2 Rf2 25.Nc6 Qg5–+ (worse is 25...bc6 26.Re6 Qe6 27.Rc2 cb5 28.Bg7 Ng7 29.Rf2 Qh6 30.Kg1 Qc1 31.Rf1 Qe3 32.Kh1 ba4 33.Ba8–+); 23.Be5 Ne5 24.Ne5 Rf4–+) 23...Ng3 24.Nd6 (24.Ne5 Ne5 25.Be5 Be5 26.Re5 Qf6+=) 24...Rf4+= 25.Qc2 Raf8 (25...Ba2!? 26.Bc3 Bg8 27.Ne5 Ne5= (worse is 27...Be5 28.Re5 Ne5 29.Qb2+=)) 26.Ne5= Ne5 27.Re5 Qf6 28.Rce1 Rf2 29.Re6 Rc2 30.Bf6 Bf6 31.Re8 Re8 32.Re8 Kg7 33.Nb7 Ra2 34.c6 Rc2 35.Nd6 h5? 36.Re6 Bd4? 37.Kh2+– h4? 38.c7! (38.c7 Rc7 39.Ne8 Kf7 40.Nc7+–) 1–0. Kauch,Markus (2240) – Schmidt,Wolfgang2 (2060), Seefeld op, 2006. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.d3 Nc6 8.b5 Ne7)

9.Nbd2 Bd7 10.0-0 Qc8 11.a4 Bh3 12.c5 Bg2 13.Kg2 Qe6 14.cd6 cd6 15.Qb3 Qb3 16.Nb3 Nd7 17.Nfd2 Rfd8 18.Rfc1 b6 19.a5 Nc5 20.Nc5 bc5 21.Rab1 Rab8 22.Ba3 Rd7= 23.Nc4 Nc8 24.Rb3 f6 25.e4+= Bf8 26.Rcb1+/– Be7 27.Bc1 Bd8 28.f4 Kg7 29.Bd2 Rdb7 30.Bc3 Kg8 31.Kf3 Kf7 32.g4 g5 33.fg5 fg5 34.Ke2 Ke6 35.h3 Rf7 36.Rf1 Rf1 37.Kf1 Rb7 38.Ke2 Ne7 39.Bd2 Nc6= 40.Bc3 Nb4 41.b6+/– ab6 42.Bb4 ba5 43.Ba5 Rb3 44.Bd8 d5 45.Nd2+– Ra3 46.ed5 Kd5 47.Bg5 Ra1 48.h4 Rg1 49.Ne4 c4 50.Nf6 Ke6 51.dc4 h6 52.Be3 Rh1 53.Ng8 h5 54.gh5 Rh4 55.h6 Kf7 56.h7! Rh7 57.Nh6 Ke6 58.Kd3 Rd7 59.Ke4 Rc7 60.Kd3 e4?? 61.Kd4+– Kf6 62.c5 Kg6 63.Kd5 Rc8 64.c6 Rd8 65.Ke4 Rd6?? 66.Ng4 Rd8 1–0. Bofill Mas,A (2385) – Beeke,B (2195), HZ Open, Vlissingen NED, 2005.

9.Nbd2 Bg4 10.0-0 (10.h3 Bd7=) 10...h5 (10...a6 11.d4 ed4 12.Nd4=) 11.h3+= Be6 (11...Bd7 12.a4+=) 12.d4 ed4 13.Nd4 Bc8. bschardein (2505) – michelleke (2205), net–chess.com, 2005.

9.Nbd2 Nh5 10.Qb3 Kh8 11.0-0+/– f5 (11...Bg4 12.d4+/– (12.c5 Qd7 13.Ng5 d5 14.h3 Be6 15.Ndf3) 12...ed4 13.Nd4 Rb8 14.Ne4 Nf6 15.Nf6; 11...c5 12.a4 Nf6 13.a5 Rb8 14.Ng5 Bg4 15.e3; 11...Kg8 12.d4 ed4 13.Nd4 Re8 14.Rad1 Nf6 15.Rfe1) 12.c5 h6 (12...a6 13.a4 Nf6 14.b6 e4 15.bc7) 13.a4 (13.Rac1 Nf6 14.e3 Bd7 15.Nh4) 13...Rb8 (13...Rf6 14.Nc4 f4 15.a5) 14.a5 (14.Rac1 b6 15.cd6) 14...Rf6 (14...f4 15.Rfc1+–) 15.Rfc1 (15.b6+–) 15...Be6 16.Qc2 (16.Nc4 f4+–) 16...Nd5 (16...Rf8 17.b6+/–) 17.b6+– ab6 18.ab6 Nb4 19.Qa4 Nc6 20.bc7 Qc7 21.cd6 Qd6 22.Rc6 (better is 22.Qb5!? Rf7 23.Nc4 Bc4 24.Rc4+– (24.dc4?! Rd8+=)) 22...Qc6+/– (22...bc6? 23.Be5 Qb4 24.Bb8 Qb8 25.Rb1+–) 23.Qc6 (23.Qb4!? Bd5 24.Ne5+/–) 23...bc6= 24.Be5 Rff8 25.Bg7 Kg7 26.Nd4 Bd7 27.Ra7 Rf7 28.Rc7 Nf6 29.Bc6 Bc6 30.Rc6 Re7 31.Nc4 Nd7 32.f4 Nf8 33.Kf2 Rd8 34.Nf3 Ra8 35.Nce5 Ra2 36.h4 Kh7 37.h5!+– Rg7? 38.Rf6 Ra8 39.Nh4 Nd7 40.Nd7 Rd7 41.hg6 Kg7 42.Rf5 Ra2 43.Rb5 Rd3 44.Rb7 Kf6 45.Rf7 Ke6 46.f5 Ke5 47.g7 (47.g7 Rd8 48.Rf8+–) 1–0. Tasan,Mehmet Askin – Demirbas,Fatih, Antalya TUR, Men Ch, 2013. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.d3 Nc6 8.b5 Ne7)

9.Nbd2 h6 10.0-0 c5 11.bc6 Nc6 (< 11...bc6 12.c5+/–) 12.Rb1 Be6 13.Qa4 Qd7 14.Qb5 Rab8 15.c5 Ne8 16.Nc4 Nc7 17.Qa4 dc5 18.Qa3 Bc4 19.dc4 Ne6 20.Rfd1 Qc7 21.Nd2 Rfd8 22.Bd5 Ne7 23.Be6 fe6 24.Ne4 b6 25.Qf3 Nf5 26.e3 Rf8 27.Qe2 Rfd8 28.Nc3 a6 29.a4 Rd1 30.Rd1 Rd8 31.Ne4 Nd6 32.Nd6 Rd6 33.e4 Qd7 34.Rd6 Qd6 35.f3 Kf7 36.Qc2 Bf6 37.Kf2 Bg5 38.Ke2 h5 39.Qd3 Ke7 40.Qd6 Kd6 41.Kd3 Bd8 42.Kc3 Kc6 43.Kb3 Bc7 44.Bc1 b5 45.ab5 ab5 46.Bg5 Ba5 47.Bf6 Bc7 48.Bg5 Ba5 ½–½. Karbowiak,Adam – Szumilas,Pawel, Tch Poland – I Liga S, 2007.

9.Nbd2 h6 10.0-0 Nh7 11.d4 g5 12.de5 Ng6 13.Qc2 g4 14.Ne1 de5 15.Ba3 Re8 16.Rd1 Qg5 17.Ne4 Qh5 18.f3 Ng5 19.Ng5 Qg5 20.Bc1 Qe7 21.e4 Qc5 22.Kh1 Be6 23.Rd5 Bd5 24.ed5 e4 25.fg4 Ne5 26.Rf5 Nc4 27.Bf1 Qb4 28.Bc4 Qe1 29.Rf1 Qc3 30.Qc3 Bc3 31.d6 cd6 32.Bh6 e3 33.Rf7 e2 34.Re7 d5 35.Bd5 Kh8 36.Re2 Re2 37.g5 Rd8 38.Bb3 Rdd2 39.g6 Re1 0–1. Dreckmeier – Kistella, Goch 1993.

10.0-0 a6=.

10.0-0 e4 11.Bg7 ef3 12.Bf8 fg2 13.Kg2 Nf8 14.e3 Nf5 15.Qe2 Qe7 16.Nb3 Ne6 17.Rae1 Bd7 18.Qb2 Ng5 19.Qe2 Qe6 20.f4 ½–½. Dietrich – Wilhelmi, Muenster 1990.

10.0-0 f5 11.a4 Nc5 12.Qc2 c6 (12...f4 13.Nb3 Ne6 14.a5=) 13.Rfd1 (13.d4 ed4 14.Bd4 f4+=) 13...Bd7 14.d4 ed4 15.Nd4 Qc7 16.N4b3 Nb3 17.Qb3 c5 (17...Bb2 18.Qb2 Rae8 19.Qd4+=) 18.Nf3 (18.Bg7!? Kg7 19.a5+/–) 18...Bb2+= 19.Qb2 Be6 20.Qc3 h6 21.Qe3 Bc4 22.Qh6 Rf7 23.Ng5 Rg7 24.Rac1 Bf7 (24...Be2?? 25.Re1 Qd7 26.Re2+–) 25.Rd4! f4 26.Rf4 Nf5 27.Qh3 Ba2 28.Rc2 Bb3 29.Rc3 Qe7? 30.Rb3 Qg5 31.Bd5 Kf8 32.Re3 (32.Re3 Qh5 33.Qh5 gh5 34.Rf5 Rf7 35.Rf7 Kg8 36.Ree7 Rf8 37.Rg7 Kh8 38.Rh7#) 1–0. Araiza Munoz,JJ Jr (2210) – Araiza Castro,HD (2120), Fide Mercenarios 5th, 1995. (=1.Nf3 d6 2.g3 Nf6 3.c4 g6 4.b4 Bg7 5.Bb2 0-0 6.Bg2 e5 7.d3 Nc6 8.b5 Ne7)

10.Qc2 a6 11.0-0=.

10.Qc2 f5 11.0-0 Nf6=.

10.Qc2 f5 11.c5 Nc5 12.Ne5 Be6 (worse is 12...de5 13.Qc5 a6 14.Be5 ab5 15.Bg7 Kg7 16.Qe5 Rf6 17.Qb5+/–; 12...Be5?! 13.Be5 Nd3 14.Qd3 de5 15.Qc4 Kg7 16.Qc5=) 13.0-0 Nd5 14.Nec4 Nf6 15.Na5 c6 16.Bc3 (16.Ndb3!? Nb3 17.ab3 cb5 18.Bb7+=) 16...cb5+= 17.Ndb3 (17.Nb7 Nb7 18.Bb7 Rb8=) 17...Rc8 (17...Nb3!? 18.ab3 Rc8–/+) 18.Nc5= dc5 (worse is 18...Rc5 19.Nb7 Rc3 20.Qc3+/–) 19.Nb7 Qc7 20.Qb2 Rb8 21.Be5 Nd5? (better is 21...Qb6!? 22.Bb8 Rb8=) 22.Bc7+– Bb2 23.Bb8 Ba1 24.Nc5 Bf7 25.Nd7 Rd8 26.Bd5 Bd5+= 27.Nf6?? Bf6–+ 28.Ba7 Ra8 29.Bc5 Ra2 30.e3 Bc3 31.e4 fe4 32.de4 Be4 33.Rd1 Ra1 34.Ra1 Ba1 35.Bb4 Kf7 36.Kf1 Ke6 37.Ke2 Kd5 38.Ke3 Bd4 39.Ke2 Kc4 40.Be7 b4 41.Bb4 Kb4 0–1. McLaughlin,Noel (2030) – Elwin,Adrian G (2070), BCF–chT4, 2005. (=1.Nf3 Nf6 2.c4 g6 3.b4 d6 4.g3 Bg7 5.Bb2 e5 6.d3 0-0 7.Bg2 Nc6 8.b5 Ne7)

10.Qc2 f5 11.d4 e4 12.Ng5 Nf6 13.h4 d5 14.c5 Ng4 15.e3 c6 (15...h6 16.Nh3=+) ½–½. Valverde Fuentes,Ronald – Gonzalez Acosta,Jaime R, CRA–ch San Jose, 2001.

10.Qc2 a6 11.b6=.

10.Qc2 f5 11.0-0 Rb8 12.c5 Be6 13.Ng5 Qc8 14.cd6 cd6 15.Qa4 Bh6 16.Ndf3 (16.Rac1 Qd7 17.Ne6 Qe6+/–) 16...Qd7 (16...Bd5 A) 17.Qa7 Bf3 18.Rfc1 Qd7 19.Nf3 Ra8 20.Ne5 A1) 20...Ra7? 21.Nd7 Bc1 22.Bc1+– (22.Rc1?! Rd8 23.Nb6 Ra2+=); A2) 20...de5?! 21.Qb7 Qb7 22.Bb7 Bc1 23.Rc1 Ra2 24.Be5–/+; A3) 20...Qb5 21.Qb7 Qb7 22.Bb7 Bc1 (22...de5 23.Rc7 Rae8 24.a4+/–) 23.Bc1 Ra7–/+; B) 17.Rab1+=) 17.Rac1 (17.Ne6 Qe6 18.Bc1+/–) 17...f4? (better is 17...Nf6+=) 18.Rc7+– Qc7 19.Ne6 Qb6? (19...Qd7 20.Qb3 d5 21.Nf8 Rf8+–) 20.Qb3 (better is 20.Nf8 Rf8 21.Qb3 Kh8 22.g4+–) 20...fg3+= 21.Nf8 Kf8 22.d4 gh2 23.Nh2 ed4 24.Ng4 Bg7 25.Be4 Nf6 26.Qf3 d5 27.Bd3 Kg8 28.Ba3 Ng4 29.Qg4= Re8 30.Qd7 Kf7 31.Rc1+= Bf6 32.Rc7+/– Qa5 33.Qd5+– Kg7 34.Qd6 Qe1 35.Kg2 Qd2 36.Qd5 Qf4? 37.Rb7+– Kh8?? 38.Qd7 Rf8 39.Bd6?? Be5?? 40.Be5+– (40.Be5 Qe5 41.Qe7 Qe7 42.Re7+–) 1–0. Auger,Bertrand (2045) – Dion,Jean Francois (1800), Quebec Montcalm op 7th, 2001. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0-0 5.Bg2 d6 6.d3 e5 7.c4 Nc6 8.b5 Ne7)

10.Qc2 f5 11.0-0 Bh6 12.e3 +/–.

11.0-0+/– f5 (11...Bg4 12.d4+/– (12.c5 Qd7 13.Ng5 d5 14.h3 Be6 15.Ndf3) 12...ed4 13.Nd4 Rb8 14.Ne4 Nf6 15.Nf6; 11...c5 12.a4 Nf6 13.a5 Rb8 14.Ng5 Bg4 15.e3; 11...Kg8 12.d4 ed4 13.Nd4 Re8 14.Rad1 Nf6 15.Rfe1) 12.c5 h6 (12...a6 13.a4 Nf6 14.b6 e4 15.bc7) 13.a4 (13.Rac1 Nf6 14.e3 Bd7 15.Nh4) 13...Rb8 (13...Rf6 14.Nc4 f4 15.a5) 14.a5 (14.Rac1 b6 15.cd6) 14...Rf6 (14...f4 15.Rfc1+–) 15.Rfc1 (15.b6+–) 15...Be6 16.Qc2 (16.Nc4 f4+–) 16...Nd5 (16...Rf8 17.b6+/–) 17.b6+– ab6 18.ab6 Nb4 19.Qa4 Nc6 20.bc7 Qc7 21.cd6 Qd6 22.Rc6 (better is 22.Qb5!? Rf7 23.Nc4 Bc4 24.Rc4+– (24.dc4?! Rd8+=)) 22...Qc6+/– (22...bc6? 23.Be5 Qb4 24.Bb8 Qb8 25.Rb1+–) 23.Qc6 (23.Qb4!? Bd5 24.Ne5+/–) 23...bc6= 24.Be5 Rff8 25.Bg7 Kg7 26.Nd4 Bd7 27.Ra7 Rf7 28.Rc7 Nf6 29.Bc6 Bc6 30.Rc6 Re7 31.Nc4 Nd7 32.f4 Nf8 33.Kf2 Rd8 34.Nf3 Ra8 35.Nce5 Ra2 36.h4 Kh7 37.h5!+– Rg7? 38.Rf6 Ra8 39.Nh4 Nd7 40.Nd7 Rd7 41.hg6 Kg7 42.Rf5 Ra2 43.Rb5 Rd3 44.Rb7 Kf6 45.Rf7 Ke6 46.f5 Ke5 47.g7 (47.g7 Rd8 48.Rf8+–) 1–0. Tasan,Mehmet Askin – Demirbas,Fatih, Antalya TUR, Men Ch, 2013. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.d3 Nc6 8.b5 Ne7)

11.a4 Nf6 (11...a6 12.0-0 Bg4 13.c5 Be6 14.Nc4 f6 15.cd6) 12.0-0 h6 13.c5 Be6 14.Nc4 Qd7 15.Rfc1.

11.d4 a6 12.de5 de5 13.0-0 ab5 14.Rfd1 Qe8 15.Ne5.

11.d4 ed4 12.Nd4 Rb8 13.0-0 Bd7 14.Rab1 Re8 15.e4.

11.d4 ed4 12.Nd4 f5 13.e3 Nf6 14.0-0 Rb8 15.a4 Bd7 16.N2f3 Ne4 17.Rfd1 Ng8 18.Nd2 Nc5 19.Qc2 Nf6 20.N2b3 Nb3 21.Nb3 Qe7 22.c5 Be6 23.cd6 cd6 24.Nd4 Rfc8 25.Qd2 Bg8 26.Ne2 d5 27.Nf4 Ne4 28.Bg7 Qg7 29.Qd4 Qd4 30.Rd4 Rc2 31.Nd5 Bd5 32.Rd5 Nf2 33.Rd7 Ng4 34.Rad1 Rg2 35.Kg2 Ne3 36.Kf3 Nd1 37.Rd1 Kg7 38.Kf4 Kf6 39.Rd7 g5 40.Kf3 h5 41.Rh7 Kg6 42.Rd7 h4 43.gh4 gh4 44.Kf4 Kf6 45.Rh7 Re8 46.Rh6 Kg7 47.Rh4 Kg6 48.Kf3 Re7 49.Rd4 Rh7 50.Kg3 Kf6 51.Rh4 Rd7 52.Rc4 Rg7 53.Kf3 Ke5 54.Rc5 Ke6 55.h3 Rh7 56.Kg3 b6 57.Rc8 f4 58.Kg4 Rf7 59.Kf3 Kf5 60.Rc4 Kg5 61.h4 Kh5 62.Rf4 Rc7 63.Rd4 Rc3 64.Ke4 Kh4 65.Kd5 Kg5 66.Rc4 Rd3 67.Kc6 Kf6 68.Kb7 Rd7 69.Rc7 Rd4 70.Ka7 Ra4 71.Kb6 Ke6 72.Kb7 Rb4 73.b6 Kd6 74.Rc1 Kd7 75.Rd1 Ke7 76.Rd5 Rb1 77.Kc6 Rc1 78.Rc5 Rb1 79.Kc7 Rd1 80.b7 Rd7 81.Kb8 Rd8 82.Ka7 Rd1 83.Kb6 Rb1 84.Rb5 (84.Rb5 Rb5 85.Kb5 Ke6 86.Kc5 Ke5 87.b8Q Kf5 88.Kd5 Kf6 89.Qe5 Kf7 90.Qg3 Kf6 91.Qf4 Kg6 92.Ke6 Kg7 93.Qg4 Kh6 94.Kf6 Kh7 95.Qg7) 1–0. Von Chamier,Ralf (1835) – Storkebaum,Ulrike (1930), Hessen–ch qual–C, 2007. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0-0 5.Bg2 d6 6.c4 e5 7.d3 Nc6 8.b5 Ne7)

8.0-0 Qc8 9.Re1 Bh3 10.Bh1 a6 11.a4 Nc6 12.b5 Nb4 13.Nc3 a5 14.Rb1 c5 15.bc6 bc6 (worse is 15...Qc6 16.Ne5 Qc5 17.Nf3+/–) 16.Ba3 Rb8 17.Ng5 Bd7 18.Rb3 d5 19.cd5 cd5 20.Qb1 h6 21.Nf3 Re8 22.Rc1 Qb7 23.Nd2 Bc6 24.Nb5 Bb5 25.ab5 Qb5 26.Rc7 Qb6 27.Qc1 Bf8 28.Bb4 Bb4 29.Nf3 e4 30.Rc6 Qd8 31.Nd4 a4 32.Rb1 ed3 33.Qh6?? (better is 33.e3 Ne4 34.Ra1–+) 33...de2 34.Ne2 Re2 35.Qf4 Ne4 36.Rd1 Re1 (36...Re1 37.Re1 Be1 38.Be4 de4–+) 0–1. Wolske,Guido – Borngaesser,Rene (2350), Essen op, 1996. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5)

8.Nc3 Qc8 9.h3 e4 10.de4 Nh5? (better is 10...Re8!?+=) 11.Nd5+– Qd8 12.Bg7 Kg7 13.Qd4 Nf6 14.Ng5 Re8?? (better is 14...Rh8+–) 15.Nh7! (15.Nh7 Nc6 16.Qf6 Kh7 17.Qf7 Kh6 18.Nf6+–) 1–0. Vokroj,Rene (2265) – Juergens,Klaus (2235), Vienna op, 1998. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0-0 5.c4 d6 6.Bg2 e5)

8.Nbd2 Qc8 9.Qc2 Bh3 10.0-0 Bg2 11.Kg2 Nh5 12.c5 Qg4 13.Nc4 Nc6 14.a3 Qe6 15.Ncd2 d5 16.e3 h6 17.Nb3 Ne7 18.Rac1 g5 19.Kh1 Ng6 20.Qd1 g4 21.Nfd2 f5 Black prepares the advance e4 22.d4 e4 23.Na5 Rab8 24.b5 White intends c6 24...f4 (24...c6 25.Qa4=+) 25.c6 b6 26.Nab3 f3 27.a4 Nf6 28.Ra1 White prepares a5 28...h5 29.a5 h4 30.ab6 hg3 31.fg3 ab6 32.Ra7 Rf7 33.Qe1 Bh6 34.Qf2 Qc8 35.Rfa1 Ne7 36.Nb1 Nf5 37.Bc1 Bg5 38.Nc3 Rh7 39.Na2? (better 39.R1a4=+) 39...Ng3-+ 40.Qg3 Bh4 (40...Bh4 41.Qc7 Rc7 42.Rc7 Qc7-+) 0-1. Fuochi,Tommaso (2075) - Gukesh,D (2440), 20th Sants Open, 2018. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.d3)

8.0-0 a5 9.a3 ab4 10.ab4 Ra1 11.Ba1 Re8 12.Nbd2 e4 13.de4 Ne4 14.Bg7 Kg7 15.Ne4 Re4 16.Nd4 ½–½. McLaughlin,Noel (1955) – Gilmour,Andrew J (2065), BCF–chT4, 2007. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.d3 Nbd7)

8.0-0 a5 9.a3 e4 10.de4+= Ne4 11.Bg7 Kg7 12.Nfd2 (12.Qd3 Re8 13.Nbd2 Nd2 14.Qd2 Nb6 15.Qd4 Qf6=) 12...Nd2 (12...Qf6 13.Ra2 Nd2 14.Qd2=) 13.Nd2+= Qf6 14.Nb3 (14.Ne4 Qe6+=) 14...ab4= 15.ab4 Ra1 16.Qa1 (16.Na1 Ne5 17.Qd5 c6=) 16...Re8 17.Qf6 Kf6 18.e3 c6 (18...Ne5 19.c5=) 19.Rc1 (19.Rd1 Ke7+=) 19...c5 (19...Ne5 20.c5 d5 21.b5=) 20.bc5 dc5 21.Nd2 Rd8 22.Rc2 Ke7 23.Rb2 Kd6 24.Ne4 Kc7 25.Nc3 Nf6 26.Nb5 Kb8 27.Nc3 (27.h3 Rd1 28.Kh2 Be6+=) ½–½. Carletti,Rene (1900) – Chernov,Vadim (2420), Val Thorens op, 1994.

8.0-0 a5 9.a3 Ne8 10.e4 f5 (10...c5 11.Nc3+=) 11.Nbd2 Nef6 12.ef5 gf5 13.Ng5 Nb6 14.c5 Nbd5 15.Qb3 c6 16.cd6 Re8 17.Nc4 ab4 (17...Ng4 18.h3 Nf2 19.Rf2 Qg5 20.Bd5 cd5 21.Ne5 ab4 22.d4+/-) 18.Ne5 (18.ab4!? Ra1 19.Ra1 h6+-) 18...Qd6+/- 19.Rfe1 h6 20.Nh3 (20.Nc4 Qc7 21.Bf6 Re1 22.Re1 Bf6 23.Bd5 cd5+-) 20...Be6 21.Nc4 Qc7 22.Be5 Qd8 (22...Qe7 23.ab4 Ra1 24.Ba1 A) 24...Nb4?? 25.Nf4 Nd3 26.Re6+- (worse is 26.Qd3 Bc4 27.Qc4 Qf7+-; 26.Nd3?! b5 27.Nf4 bc4+-); B) 24...b5+=) 23.ab4+/- Ra1 24.Ba1 c5?? (24...b5 25.Na5 Ne3 A) worse is 26.Nc6 Qd6 (worse is 26...Bb3 27.Nd8 Rd8 28.fe3+/-) 27.Qc3 Ng2 28.Re6 Re6-+; B) 26.Qb1 Ng2 27.Kg2+=) 25.Na5 (better is 25.bc5 Bf7 26.Rb1+-) 25...Qd7? (better is 25...Ne3! 26.Qb1 Ng2 27.Kg2 cb4 28.Qb4 Qd3=) 26.Bf6 Bf6?? (26...Nf6 27.Qb1 cb4 28.Qb4 A) 28...Qd3 29.Nf4 Qd7 30.Ne6 (30.Nb7?! Bf7+/-; 30.Bb7?! Bf7+/-) 30...Re6 31.Qb3+-; B) 28...Bf8 29.Qb7 Bf7 30.Re8 Qe8+-) 27.Qb1 Kg7?? 28.Nf4?? Bf7?? 29.Re8 Qe8?? 30.Nd5 0-1. Carvalho,FLC (2075) - Oliveira,AR, BRA-ch sf2 Vitoria, 2002. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.d3 Nbd7)

8.0-0 a5 9.b5 Ne8 10.Nc3 f5 11.e3 Nef6 12.a4 h6 13.Rc1 g5 14.Nd2 Nc5 15.Qc2 Ne6 16.Nd5 Rf7 17.Nb3 White prepares c5 17...g4 18.c5 Bf8 (18...f4 19.ef4 ef4 20.Nf4 Nf4 21.gf4 dc5 22.Qc4+/-) 19.cd6 Bd6 20.Nf6 Qf6 21.d4 Ng5 22.de5 Be5 23.Be5 Qe5 24.Qc3 (24.Rfd1 Kg7+/-) 24...Qe8? (24...Qc3 25.Rc3 Ne4 26.Be4 fe4 27.Rfc1+/-) 25.Rfd1 (25.Bd5 c6 26.Bf7 Qf7+-) 25...Rg7 (25...Ne4 26.Qc2+/-) 26.Qf6 Qh5?? (better 26...Kh7+-) 27.Rd8 Kh7 28.Rc7!! Ne6 (28...Rc7 29.Rh8 Mate attack) 29.Rg7 (29.Rcc8!? Rc8 30.Rc8 Qg6 31.Qg6 Kg6 32.Na5 Rd7 33.Nb7 Rd1 34.Bf1 Ng5 35.Rc6 Kf7 36.Nd6 Ke6 37.Ne4 Ke7 38.Ng5 hg5+-) 29...Ng7 30.Nd4 Qg5 31.Qf8 1-0. Meszaros,An (2270) - Szikszai,Bertalan (1885), 24th Pannonia Cup, 2019. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.d3 Nbd7)

8.0-0 c5 9.a3 Qb6 10.Qd2 a5=.

8.0-0 c5 9.b5 h5 (9...Re8 10.Nc3=) 10.a4 Ng4 (10...Qe7 11.a5+=) 11.h3 Nh6 (11...Ngf6 12.a5+/–) 12.Nc3 b6 (12...Nf6 13.a5+=) 13.e3 (13.Ne5 Ne5 14.Ba8 Bh3+–) 13...Nf6 (13...Bb7 14.Ne4 Qe7 15.a5+/–) 14.d4 (14.Ne5!? Bh3 15.Nf7 Nf7 16.Bh3+–) 14...ed4+= 15.ed4 Re8 16.dc5 bc5 17.Ng5 Rb8+= 18.Bc6 Nd7 19.Qd2 Bf6 20.h4 Ne5? 21.Be8+– Qe8 22.Nce4?? Nc4?? 23.Nf6+– Kf8 24.Ngh7 Kg7 25.Ne8 Kh7 26.Qc3 Ne5 27.Nd6 Bh3 28.Qe5 Rg8 29.Rfe1 1–0. gbsrao (1870) – wmakos (1755), net–chess.com, 2006.

8.0-0 c6 9.Nbd2 Qc7 10.Qb3 (10.Qc2 Re8+=) 10...Re8 11.Rac1 (11.Rfe1 b6+=) 11...Nf8 (11...a5 12.a3=) 12.b5 (12.Rfe1 Bh6+=) 12...Bg4 (12...Ne6 13.bc6 bc6 14.Qa3=) 13.h3 Bd7 (13...Bf3 14.Nf3 Ne6 15.Qc2=) 14.Ng5 (14.c5 d5 15.a4 Rad8+=) 14...Ne6= 15.Ne6 Be6 16.bc6 bc6 17.Qa4 Rac8 (17...Rab8 18.Rb1=) 18.Rc2 (18.Rb1 c5=) 18...h5 (18...Bd7 19.Rc3=) 19.Nf3 (19.Rb1 Bd7=) 19...Bd7 20.Ng5 Bh6 (20...Rb8 21.Bc3=) 21.Bc1 (21.h4 Rb8=) 21...Bg7 (21...Rb8 22.Ne6 fe6 23.Bh6+=) 22.Be3 (22.Bd2 Rb8=) 22...c5 23.Qa6 (23.Qa3 Rb8=) 23...Rb8 24.Bd2 (24.Rc3 e4 25.Rb3 ed3 26.ed3 Rb3 27.ab3 Bc8=) 24...Bc8 (24...Bf5 25.Rd1=) 25.Qa3 (25.Qa5 Qa5 26.Ba5 Re7=) 25...a6 (25...Bf5!?=) 26.Rb2+= Bb7? (26...Rb2 27.Qb2 Qe7 28.h4+–) 27.Bb7 (better 27.Ba5 Qc8 28.Rfb1+–) 27...Rb7+= 28.Rb7 (28.Rfb1 Reb8+=) 28...Qb7 29.Qb3 Qb3 (29...Rb8 30.Rb1 Qb3 31.ab3=) 30.ab3+= Rb8 31.Rb1 (31.Ra1 Rb6+=) 31...Nd7 (31...Bh6 32.f4=) 32.Ne4 Bf8 (32...f5 33.Nc3= (worse 33.Nd6 Bf8–/+)) 33.Nc3 f5 34.Nd5 Kf7 35.Kg2 (35.Bg5 Rb7+=) 35...Nf6= 36.Nc7 (36.Nc3 e4=) 36...Rb6 (36...Ne8 37.Ne8 (worse 37.Na6 Ra8–/+) 37...Ke8 38.Bc3=) 37.b4 (37.Ba5 Rc6+=) 37...Rc6 38.Na8 Nd7 (38...Rc8!? 39.Nb6 Rb8=) 39.bc5+– Nc5 (39...Rc5?? 40.Rb7 Ke6 41.Nc7 Rc7 42.Rc7+–; worse 39...dc5 40.Rb7 Rd6 41.Nc7+–) 40.Nb6 (40.Rb8!?+–) 40...Rc7= 41.Be3 (41.Nd5 Rb7 42.Rb7 Nb7=) 41...Rb7 42.Bc5 (42.f3 Be7 43.Rb4 Bf6=+) 42...dc5=+ 43.Rb2 Ke6 (43...e4 44.Na4 Rb2 45.Nb2=+) 44.Kf3 (44.e4 Be7=+) 44...Bg7 (44...Kd6 45.e4=) 45.e4 Bh6 (45...f4 46.Rb3 Kf7 47.Rb2=+) 46.Na4 (46.ef5 gf5 47.Na4 Rb2 48.Nb2 Bg7=) 46...Rb2 47.Nb2 (47.ef5 gf5 48.Nb2 Bg5=) 47...Kd6 (47...f4 48.Ke2=+) 48.Na4 (48.ef5 gf5 49.Ke2 a5=) 48...Bd2 (48...f4 49.Nc3=+) 49.Ke2= Ba5 (49...Bb4 50.ef5 gf5 51.f3=) 50.f3 (50.ef5 gf5 51.f3 f4=) 50...fe4 51.de4 Kc6 (51...g5 52.g4 h4 53.Kd3=) 52.f4 Kd6 (52...ef4 53.gf4 Bd8 54.Nc3=) 53.Kf3 (53.fe5 Ke5 54.Nc5 Bd8+=) 53...Be1 (53...ef4 54.gf4 Bb4 55.Ke3=) 54.f5 (54.fe5 Ke7 55.Nc5 a5+–) 54...g5+= 55.g4 h4 56.Ke2 (56.Ke3 a5+=) 56...Ba5 57.Kd3 Bd8 (57...Be1 58.Nb6+=) 58.Nc3 Kc6 (58...Ba5 59.Nd5+=) 59.Nd5 Kd6 60.Kc3 (better 60.Ke3+=) 60...Kc6?? (60...Ba5 61.Kc2+=) 61.Kb3?? (61.f6 Kd6 62.f7+–) 61...Kd6+= 62.Ka4 (62.Kc2 Kd7+=) 62...Kd7 63.Nc3 (63.Ka3 Kd6+=) 63...Kd6 64.Ne2 (64.Kb3 Bf6+=) 64...Kc6 (64...Ke7 65.Kb3+=) 65.Ng1 (65.Kb3 Kd6+=) 65...Kb6 (65...Bf6 66.Kb3+=) 66.Nf3 Bf6 67.Nd2 (67.Kb3 Kc7+=) 67...Bd8 (67...Kc7 68.Kb3+=) 68.Nb1 (68.Kb3 Kc6+=) 68...Kc6 69.Nc3 Kd6 70.Nd5 Kd7 71.Kb3 Kd6 72.Ne3 (72.Kc2 Kd7+=) 72...Kd7 (72...Bf6 73.Kc2+=) 73.Nd1 (73.Kc3 Kd6+=) 73...Kd6 74.Nf2 (74.Nc3 Bf6+=) 74...Kc6 (74...Ke7 75.Nd3 Kd6 76.Kc2+=) 75.Nd3 Bf6 (75...Kd6 76.Kc2+=) 76.Ka3 (76.Kc3 Kd6+=) 76...Bg7 (76...Kd6 77.Kb2+=) 77.Ka4 (77.Ka2 Kd6+=) 77...Kb6 78.Ne1 (78.Kb3 Kc6+=) 78...Bf6 79.Nf3 Ka7 (79...Kc6 80.Kb3+=) 80.Ng1 (80.Kb3 Kb6+=) 80...Kb6 81.Ne2 Kb7?? (better 81...Bd8+=) 82.Nc3+– Kc6 83.Ka5 Kb7 (83...Be7+–) 84.Nd5 Bd8 85.Ka4 Kc6 (85...Kc8 86.f6 Bf6 87.Nf6+–) 86.f6 Kd6 (86...Bf6 87.Nf6 Kd6 88.Ka5+–) 87.f7 Be7 88.Ka5 (better 88.Ne7 Ke7 89.Ka5 Kf7 90.Ka6 Ke7+–) 88...Bf8 89.Ka6 (better 89.Nf6!? Be7 90.Nh7 Ke6+–) 89...Ke6 90.Kb6 Kf7 91.Kc6 Ke6 92.Nb6 Be7 93.Na4 Bf8 (93...Kf7 94.Kd5+–) 94.Nc5 Ke7 95.Kd5 Ke8 96.Nd3 Kd7 (96...Be7 97.Ne5 Bf6 98.c5+–) 97.Ne5 Kc7 (97...Kc8 98.Nf7+–) 98.Nf3 Kb6 (98...Be7+–) 99.Ng5 Be7 100.Nf3 Kc7 101.g5 (better 101.c5 Kd8+–) 101...Kd7 102.c5 Kc7 103.g6 Bf6 104.e5 Bg7 (104...Bh8 105.e6 Bf6 106.Nh4 Bc3 107.e7 Kb7 108.Nf5 Ka7 109.e8Q Be5 110.Qc8 Bc3 111.Nd6 Bd4 112.Qb7) 105.e6 Kd8 (105...Bf6 106.Nh4! Bg5 107.Nf5 Be3 108.g7 Bd2 109.g8Q Bg5 110.Nd6 Bd8 111.Qf7 Be7 112.Qe7 Kb8 113.Qb7) 106.c6 Bf6 (106...Bh6 107.Nh4 Kc7 108.e7 Bg5 109.e8Q Bh4 110.Qd7 Kb6 111.Qb7 Ka5 112.Kc4 Bf6 113.Qa7) 107.Nd4 Kc7 (107...Kc8 108.Nf5 Bd8 109.e7 Be7 110.Ne7 Kc7 111.Kc5 Kd8 112.Kd6 Ke8 113.g7 Kf7 114.g8Q Kf6 115.Qg6) 108.Nf5 (108.Nf5 Bc3 109.e7 Kb6 110.e8Q Ka5 111.c7 Kb4 112.c8Q Kb3 113.Qc4 Kb2 114.Qee2 Kc1 115.Qc3 Kb1 116.Qcb2) 1–0. Kovalev,Denis (2500) – Tomczak,Jacek (2585), European Blitz, 2017. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.d3 Nbd7)

8.0-0 c6 9.a4 a5 10.ba5 Ra5 11.Nbd2 Re8 12.Qc2 Ra6 13.Rfb1 Nc5 14.e4 h6 15.Bc3 Be6 16.d4 Nce4 17.Ne4 Ne4 18.Qe4 Bf5 19.Qh4 g5 20.Qh5 Qd7 21.de5 Bg4 22.Rb7 Bf3 23.Rd7 Bh5 24.Rd6 Rc8 25.a5 Be2 26.Bf1 Bf3 27.Rb1 Ra7 28.Bg2 Bg2 29.Kg2 Bf8 30.Rd2 Kh7 31.Rdb2 Kg6 32.Rb8 Rb8 33.Rb8 Bc5 34.Rc8 Ra6 35.Rc7 Ba7 36.f4 gf4 (time) 1–0. Schroeder – Roth, 1992.

8.0-0 c6 9.Nc3 d5 10.cd5 cd5 11.Qb3 d4 12.Nb5 Nb6 13.Ne5 Qe8 14.Bd4 (better is 14.Ng6!? Be6 15.Qa3 fg6 16.Nc7+=) 14...Qb5–/+ 15.a4 Qe8 16.a5 Be6 17.Qb2 Nbd5 18.Nc4 Qd8 19.Rac1 Nb4 (better is 19...h6!?=+) 20.Bf6= Nd3 21.ed3 Bf6 22.Qb7 Qd3 23.Rfd1 Qf5 24.a6 Rac8 25.Ne3+/– Qa5 26.Qa7 Rc1 27.Rc1 Rd8 28.Bf1 Bd4 29.Qc7 Bb6 30.Qc3 Qc3 31.Rc3+– Ba7 32.Kg2 Kf8 33.Kf3 Rc8 34.Rc8 Bc8 35.Ke4 Ke7 36.Kd5 Bd7 37.Bd3 h5 38.h4 Bb6 39.Bf1 Ba7 40.Be2 Bb6 41.Ke4 Bc6 42.Kd3 Bb5 43.Kd2 Bc6 44.Bc4 f5 45.Bd3 Kf6 46.f4 Ba5 47.Ke2 Bb6 48.Nc4 Bd4 49.Na5 Bd5 50.Bc4 Be4 51.Bb5 Bb6 52.Nc4 Bc5 53.Ne5 Bg1 54.Bc6 Bc2 55.Be8 Be4 56.Bg6 Bd4 57.Bh5 Be5 58.fe5 Ke5 59.Bf3 1–0. Vokac,M (2465) – Kashlinskaya,A (2345), GMB, Olomouc CZE, 2009.

8.0-0 Qe7 9.Nbd2 a5 10.b5 Ne8 11.e3 f5 12.d4 g5 13.c5 (13.Ne1 g4=) 13...e4=+ 14.cd6 cd6 (14...Nd6 15.Ne1=+) 15.Qb3 Kh8 16.Ne1 Nb6 17.Ba3 (17.f3!? Be6 18.Qc3=) 17...Be6=+ 18.Qd1 Nc4 19.Nc2 Nc7 20.Nc4 (20.b6 Nb6 21.f3 ef3 22.Qf3 Nc4–/+) 20...Bc4 21.Re1 Nb5 22.f3 Bd3 23.Bb2 Rac8 24.Rc1 Qe6 25.d5 Qd5 26.Bg7 Kg7 27.fe4 fe4 28.Bh3 Rc5 29.a4 Nc3 30.Qg4 Kh8 31.Nd4 Qa2 32.Ne6 Qf2 33.Kh1 Be2 34.Rf1?? Qf1 35.Bf1 Bg4 36.Nf8 Kg7 0–1. Cordero,D (1965) – Amed,S (2165), 1st Mercosur Olimpiada, Mar del Plata A, 2009.

8.0-0 Ne8 9.Nc3 f5 10.Qc2 Ndf6 11.Nd5 h6 12.e4 g5 13.Nf6 Nf6 14.d4 fe4 15.Nd2 ed4 16.Bd4 Bf5 17.Ne4 Ne4 18.Bg7 Ng3 19.fg3 Bc2 20.Rf8 Qf8 21.Bf8 Kf8 22.b5 Rb8=+ 23.Bd5 Bg6 24.Rf1= Kg7 25.Rf3 a6=+ 26.Re3 Re8 27.Kf2 ab5 28.cb5 b6 29.Bc6 Re5 30.Ra3 Kf6 31.Ra7 Re7 32.a4 Bd3 33.a5 ba5 34.Ra5 Re2 35.Kg1 Re5 36.Ra7 Bb5–+ 37.Bb5 Rb5 38.Rc7 Rf5 39.Rh7–/+ Kg6 40.Rh8 Kg7 41.Rd8 Rf6 42.Rd7 Kf8 43.g4 Ke8 44.Ra7 Rf7 45.Ra8 Kd7 46.Kg2 Rf6 47.Kg3 Ke6 48.h4 gh4–+ 49.Kh4 Ke5 50.Ra6 d5 51.Ra5 Ke4 52.g5 hg5 53.Kg5 Rf8 54.Ra7 d4 55.Re7 Kf3 56.Rd7 Ke3 57.Re7 Kd2 58.Kg4 d3 59.Kg3 Kd1 60.Rd7 d2 0–1. Green,Ewen M – Klundt,Klaus, Siegen ol (Men) qual–F, 1970.

8.a4 a5 9.b5 Rb8 10.Nbd2 b6 11.0-0 Bb7 12.Qc2 Re8 13.Rfe1 Nc5 14.e4 h5 15.h4 Ng4 16.Nf1 Ne6 17.Ne3 Ne3 18.Re3 c5 19.bc6 Bc6 20.Re2 Qe7 21.Bc1 Nc5 22.Qd1 Qd7 23.Rea2 Re7 24.Kh2 Ne6 25.Bh3 Qe8 26.Ng1 Bd7 27.Ne2 Nc5 28.Bg2 f5 29.Nc3 f4 30.Nb5 Bb5 31.cb5 Qf7 32.Bh3? Rf8 33.Ba3= Rc7 34.Rc2 fg3 35.fg3 Qf3 36.Qd2 Qf6 37.Rf1 Qe7 38.Rf8 Qf8 39.Rc3 Kh7 40.Bc5 dc5 41.Be6 Bh6 42.Qa2 Be3 43.Rc2 Qf1–/+ 44.Rg2 Qd3 45.Bg8 Kg7 46.Bd5 c4 47.Rc2? c3–+ 48.Qb3?? Bd2 49.Qb1 Qe2 50.Kh3 Rc8 0–1. Schloetterer,Hermann – Meisels,Guido, Erlangen op, 1994.

8.a4 a5 9.b5 Nc5 10.0-0 Bd7 11.Nbd2 Qc8 12.Ba3 e4 13.Ne5 ed3 14.ed3 Re8 15.Nd7 Nfd7 16.Bc5 Ba1 17.Bd6 Bg7 18.Ba3 Rb8 19.c5 Bf8 20.Ne4 c6 21.bc6 bc6 22.d4 Qa6 23.Nd6 Bd6 24.cd6 Qc4 25.h3 Rb3 26.Bc6 Ra3 27.Bd7 Re4 28.Bb5 Qd4 29.d7 Rg3 30.Kh2 Rh3 31.Kh3 Rh4 32.Kg2 ½–½. Brooks – Theofel, IECC 1998.

8.Qc2 Qe7 9.Nbd2 (9.Nc3 a5 10.b5 Nc5=) 9...c6 (9...a5 10.a3=) 10.e4 (10.0-0 a5 11.a3 Re8+=) 10...Nh5 (10...a5 11.ba5 Ra5 12.0-0=) 11.0-0 f5 (better is 11...c5!?=) 12.ef5+/– gf5 13.Rfe1 Re8 14.Rac1 a5 15.a3 (15.b5!? c5+/–) 15...ab4 16.ab4 Bf6 17.c5 dc5 (17...d5 18.Nd4 Nf8 19.f4+=) 18.bc5 Ra2 19.Nc4 Nc5 (19...Qc5 20.Qb3 Rb2 21.Qb2+–) 20.d4+/– Rb2 21.Nb2+– Ne4 22.Ne5 Be5 23.de5 Qe5 24.Nc4 Qc5 25.Be4 fe4 26.Re4 Re4 27.Qe4 Nf6 28.Qf4 Qe7 29.Qh6 Qf8 30.Nd6 Be6 31.Qf8+– Kf8 32.Nb7 Bd5 33.Na5 Ne4 34.Nc6 Nd2 35.Nd4 1–0. Chytilek,R (2340) – Obsivac,J (2305), Valoz Cup, Olomouc CZE, 2000.

8.Nc3 a5 9.a3 e4 (9...Re8 10.0-0=) 10.de4 (10.Ne4 Ne4 11.Bg7 Nf2 12.Kf2 Kg7=) 10...Ne4= 11.Qc1 (11.Ne4 Bb2) 11...Nef6 (11...f5 12.Nd2 Nd2 13.Qd2=) 12.0-0 Nb6 13.Nd5 (13.c5 dc5 14.bc5 Nc4=) 13...Nbd5=+ 14.cd5 Nd5 15.Bg7 Kg7 16.Nd4 Nf6 17.b5 (17.Qc3 c6=+) 17...Nd7 18.Qc3 Qf6 19.Rad1 (19.f4 Re8=+) 19...Nc5 20.e4 Re8 21.f4 (21.Rde1!?=+) 21...Ne4–/+ 22.Qc7 Bg4 23.Nf3 Re7 24.Qb6 Qc3 25.Qd4 Qd4 26.Rd4 Nc3 27.Rd6 Nb5 28.Rb6 Na3 29.Ne5 Be6 30.Ra1 Nc2 31.Ra4 Ne3 32.Rb7–/+ Rb7 33.Bb7 Ra7 34.Bc6 Bb3 35.Ra3= a4 36.Ba4 Ba4 37.Re3 ½–½. Opocensky,Karel – Bogoljubow,Efim, Munchen, 1941.

8.Nc3 a5 9.b5 Nc5 10.Na4 Ne6 11.0-0 Nh5 12.c5 f5 13.c6 b6 14.Nd2 Rb8 15.e3 Nc5 (15...Re8 16.Qb3+=) 16.Nc5+/– dc5 17.Qb3 Kh8 18.Rad1 Qe7 19.Bd5 Nf6 20.a4 (20.Bc4!?+=) 20...Nd5= 21.Qd5 Be6 22.Qg2 (22.Qf3!?=) 22...Rbd8–/+ 23.Nc4 Bd5 (better is 23...e4!? 24.Bg7 Kg7–/+) 24.f3= e4 25.Bg7 Qg7 26.fe4 fe4 27.Rf8 Rf8 28.Nb2 (28.Nd2 Rd8 29.Ne4 Bb3=) 28...ed3 (better is 28...Bb3!? 29.Rb1 Qc3–/+) 29.Qd5= Qb2 30.Qd3 ½–½. Rayner,W – Rossman,P, Bognor Regis–B, 1965.

8.Nc3 Re8 9.Nd2 Nf8 10.0-0 c6 11.b5 d5 12.Qa4 cb5 13.Qb5 Bd7 14.Qb3 dc4 15.Nc4 Be6 16.Rab1 Rb8 17.a4 Nd5 18.Ne4 Nb6 19.Nc5 Bd5 20.Bd5 Qd5 21.Nb6 Qc5 22.Nd5 Ne6 23.Rfc1 Qa5 24.Bc3 Qd8 25.e4 Qg5 26.Qd1 f5 27.Bd2 Qd8 28.Be3 b6 29.Rc6 Qd7 30.Rbc1 Kh8 31.a5 ba5 32.Qc2 f4 33.gf4 ef4 34.Nf4 Ng5 35.Qe2 Rb2 36.R6c2 Rc2 37.Rc2 Nh3 38.Nh3 Qh3 39.Qf1 Qg4 40.Kh1 Qf3 41.Kg1 Qg4 ½–½. Akesson – Runnby, Sweden 1980.

8.Nbd2 a5 9.a3 Re8 10.0-0 c6 11.Qc2 h6 Consolidates g5 12.Nb3 White threatens to win material: Nb3xa5 12...a4 Black threatens to win material: a4xb3 13.Nbd2 Qe7 14.e4 Nf8 15.d4 ed4 16.Nd4 h5 17.f4 h4 18.Rae1 Nh5 19.Re3 Bd7 White has an active position 20.Rfe1 c5 (20...Bg4!?=) 21.bc5+= dc5 22.Ne2 White prepares the advance e5 22...hg3 23.hg3 Ne6 24.e5 Bc6 25.Bc6 bc6 26.Qe4 White threatens to win material: Qe4xc6 26...Rab8 27.Bc3 Red8 28.Nf3 (28.Qc6 Bf8+/-) 28...Rb3 A classical outpost (better 28...Bh6!?+= is interesting) 29.g4+/- Nhf4 30.Nf4 Bh6 31.Ne6 Be3 32.Re3 (32.Qe3 Qe6 33.Kf2 Qc4=) 32...Qe6 33.Ng5 Qe7 Black threatens to win material: Qe7xg5 34.e6 White threatens to win material: e6xf7 (34.Qf4 Rd1 35.Kf2+/-) 34...f5= Black threatens to win material: f5xe4 (34...Qg5 35.ef7 Kf7 36.Rf3 Qf5 37.gf5 Rd1 38.Kf2 g5 39.Qe6 Kf8 40.Qf6 Ke8 41.Re3 Kd7 42.Re7 Kc8 43.Qc6 Kb8 44.Be5 Rd6 45.Bd6) 35.Qf4 Rc3 36.Rc3 White wins a piece 36...Rd4 37.Qb8 Rd8 Black threatens to win material: Rd8xb8 38.Qf4 Rd4 39.Qb8 Rd8 Twofold repetition 40.Qf4 Rd4 Draw by threefold repetition 41.Qb8 Rd8 ½-½. Onkoud,A (2315) - Blackburn,J (2185), 43rd Olympiad, 2018. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.d3 Nbd7)

8.Nbd2 a5 9.a3 Nh5 10.0-0 f5 (10...e4 11.Bg7 ef3 12.Bf8 fg2 13.Kg2 Nf8 14.e4=+) 11.Qc2= g5 12.Rfc1 g4 13.Ne1 Bh6 14.e3 c6 15.Bc3 (15.b5 Qc7+=) 15...f4= 16.ef4 ef4 17.Rd1 fg3 18.hg3 Ng3? (better is 18...Nhf6!?=) 19.fg3+/– Be3 20.Kh1 Rf2 21.Ne4?? (better is 21.Be4+/–) 21...Rc2–+ 22.Nc2 Bb6 23.Rf1 Qe8 24.Rf5 Qe6 25.Rh5 ab4–+ 26.Nb4 Ra5 27.c5 Bd8 28.Nc2 Qg6 29.Rh2 Ra8 30.cd6–/+ Nf6 31.Nf6? Bf6–+ 32.Bf6 Qf6 33.Rf1 Qd6 34.Be4 h6 35.Rhf2 Ra5 36.Rf6 Rh5 37.Kg2 Qc5 38.Ne3 Bd7?? 39.Nc4 b5?? 40.Nd6+– Qc2 41.R6f2 (41.R6f2 Qf2 42.Rf2+–) 1–0. Akvist,Hakan (2310) – Hansson,Dan (2200), SWE–ch Skelleftea, 1972.

8.Nbd2 a5 9.b5=.

8.Nbd2 c6 9.0-0 Re8=.

8.Nbd2 c6 9.a4 a5 10.b5 Nc5 11.Nb3 (11.0-0 Qc7=) 11...Nfd7 12.Nc5 Nc5 (worse 12...dc5 13.bc6 bc6 14.Qd2+=) 13.Ra2 f5 (13...Be6 14.0-0=) 14.d4 Nd7 15.de5 Ne5 (15...de5!? 16.Qa1 Qe7=) 16.Ne5+/- de5 17.Qd8 Rd8 18.bc6 bc6 19.Bc6 Rb8 20.Bd5 Kf8 (20...Rd5 21.cd5 Bb7 22.e4 fe4 23.Ra1 Bd5 24.Bc3+=) 21.Ba3 (21.f3 Ke7+/-) 21...Ke8+= 22.0-0 Bb7 23.Bd6 (23.Rd2 Bd5 24.cd5 e4+=) 23...Bd5 (better 23...Rd6 24.Rb2 Rd5 25.cd5 Bf8=+) 24.Bb8+/- Bc4 25.Rb2 e4 26.Rb7 Be2? (better 26...Bc3+/-) 27.Rg7+- Bf1 28.Rg8 (28.Rg8 Ke7 29.Rd8 Kd8 30.Kf1+-) 1-0. timofeevich (1980) - Angelbird (2115), Rated Classical game, lichess.org, 2014. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0-0 5.Bg2 d6 6.c4 e5 7.d3 Nbd7)

8.Nbd2 c6 9.a4 Qe7 10.b5 (10.0-0 a5=) 10...c5 (10...a6 11.0-0=) 11.0-0 (11.a5 a6+=) 11...Rb8 (11...a6 12.Qb3=) 12.Qc2 (12.a5 h6+=) 12...b6 (12...a6 13.Rfb1+=) 13.a5 (13.Bc3 d5+=) 13...Bb7 (13...a6 14.ba6 Ba6 15.Rfb1+=) 14.ab6+/– ab6 15.Ra7 Rfe8 (15...d5 16.cd5 Nd5 17.Qb3+=) 16.Rfa1 Nh5 (16...d5 17.cd5 Nd5 18.Qb3+/–) 17.e4 f5 (17...Nhf6 18.Qc3+/–) 18.Nf1 (18.ef5 gf5 19.Nh4 Bg2 20.Nf5 Qe6 21.Ng7 Ng7 22.Kg2 Re7+–) 18...f4 (18...fe4 19.de4 Ndf6 20.Ne3+=) 19.Bh3 (19.g4 Nhf6 20.g5+/–) 19...g5? (19...fg3 20.fg3 Rf8 21.Ng5+=) 20.Kh1 (better is 20.Ng5!? Qg5 21.Bd7+–) 20...h6+/– 21.Ng1 Nhf6 22.Bf5 Rf8 23.gf4 gf4 24.f3 Nh7 25.Nh3 Ng5 26.Qg2 Rf7?? 27.Ng5 hg5 28.h3 Bf6 29.Nh2 Rg7 30.Ng4 Kf8?? 31.Bd7 1–0. hobgoblin (2260) – michelleke (2410), net–chess.com, 2008.

8.Nbd2 Qe7 9.0-0 c6 10.e4 (10.a4 a5=) 10...Ne8 (10...a5 11.a3=) 11.Nh4 (11.a3 f5=) 11...Bf6 12.Ndf3 Ng7 (12...c5 13.a3=) 13.Bh3 (13.d4 c5 14.bc5 dc5 15.de5 Ne5 16.Be5 Be5 17.Ne5 Qe5=) 13...Ne6 (13...d5 14.a3=) 14.Ng2 (14.Bc1 a5 15.b5 Ndc5=) 14...Bg7 (14...a5 15.a3=) 15.Ne3 Ng5 (15...Nf6 16.Rb1=) 16.Ng5+= Qg5 17.Bc1 (17.f4 Qe7+=) 17...Qe7= 18.Rb1 a5 (18...Re8 19.Qf3=) 19.a3 (19.b5 Nc5 20.Bc8 Rac8=) 19...ab4 20.ab4 Nf6 21.Bg2 (21.Bc8 Rfc8 22.f4 ef4 23.Rf4 Ra2=) 21...Be6 (21...Re8 22.f4=) 22.f4 ef4 23.gf4 Nh5 (23...Ra2 24.f5 Bd7 25.Bb2=) 24.d4 Qh4 25.f5 Bd7 26.Rf3?? (better 26.c5=) 26...Qe4–+ 27.f6? (better 27.Rb3 Nf4 28.f6 Bf6 29.Qf1 Ng2 30.Rf6 Ne3 31.Re3 Qg4 32.Kh1–+) 27...Qb1 28.fg7 Ng7 29.Rf1 (29.Rf2 Nf5 30.Ng4 f6–+) 29...Qb4 30.c5 (30.Qd3 Ra2–+) 30...dc5 31.dc5 Be6 (31...Bf5 32.Qd6 Rad8 33.Qc7–+) 32.Qf3 (32.Qd6 Ra5–+) 32...Ra2 33.Qf6 Qc5 34.Kh1 Nh5 35.Qh4 (35.Qf3 f5 36.Qh3 Qc3–+) 35...Ra1 (better 35...Re2!? 36.Ng4 Bd5 37.Ne3 Re3 38.Be3 Qe3 39.Qg4–+) 36.Bd2 Rf1 37.Bf1 (37.Nf1 Bd5 38.Be3 Qc4 39.Qc4 Bc4–+) 37...Bd5 38.Kg1 (38.Ng2 Re8 39.h3 f6–+) 38...Re8 (better 38...f5 39.Qf2–+) 39.Qg5 (39.Qf2–+) 39...Qd4 40.Bc1 Nf4 (40...Nf4 41.Qg3 Bg2–+) 0–1. Meulner,Klaus (2070) – Rink,Christian (2065), Landesliga Nord, 2009. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.d3 Nbd7)

8.Nbd2 Re8 9.0-0 a6 10.Qc2 (10.a4 a5 11.b5 Nc5=) 10...Qe7 (10...a5 11.a3=) 11.h3 (11.a3 c6=) 11...Rb8 (11...c6 12.a4=) 12.a4 b5 (12...c6!?=) 13.cb5+= ab5 14.Qc7 Rb7 (14...ba4 15.Ra4 Nd5 16.Qa7=) 15.Qc2 (15.Qa5 ba4 16.Ra4 Nb6+=) 15...ba4+= 16.Ra4 Nb6 17.Ra5 d5 (17...Nbd5!? 18.b5 Bd7+=) 18.Ne5 (better is 18.Be5 Qb4 19.Rfa1+/–) 18...Nfd7? (better is 18...Qb4!? 19.Nc6 Qd6+/–) 19.Nd7+– Bd7 20.Bg7 Kg7 21.Qc3 Kg8 22.e3 Be6 23.Nb3 Qd7 24.Nc5 Qc7 25.Qa1 Rbb8 26.Na6 Qe7 27.Nb8 Rb8 28.Qd4 Nd7 29.Rb1 Nf6 30.b5 Bd7 31.Ra7 Qe8 32.Qf6 Bb5 33.Bd5 (33.Bd5 Qe5 34.Qf7 Kh8 35.Qh7#) 1–0. bschardein (2125) – nicoleskywalker (2005), net–chess.com, 2005.

8.Nbd2 Re8 9.0-0 c5 10.a3 Rb8 11.Re1 b6 (11...b5 12.Qc2=) 12.b5 a6 13.a4 ab5 (13...Bb7 14.e4=) 14.ab5+= Bb7 15.e4 (15.Ra7 d5+=) 15...Nh5 (15...Qe7 16.Qe2+=) 16.Qb3. gonso (2315) – fallenangel, net–chess.com, 2003.

8.Nbd2 Re8 9.Qc2 Nf8 10.c5 Nh5 11.e4 f5 12.Nc4 f4 13.0-0-0 (13.0-0 Be6=) 13...b5 14.Na5 Be6 (14...Qe7 15.d4=) 15.d4+= ed4 16.Nd4 Ba2 17.Ndc6 (17.Nb5 Bh6 18.Qd2 f3 19.Qh6 fg2=) 17...Qg5 18.h4 Qh6 19.Bg7 Kg7 (19...Ng7 20.Qa2 Nfe6 21.gf4 (< 21.cd6 f3 22.Qd2 Qd2 23.Rd2 fg2+/–) 21...dc5 22.bc5 Qf4 23.Kb1+–) 20.Qb2 (20.g4!? Kh8 21.Qb2 Ng7+–) 20...Nf6+/– 21.g4 g5 (21...Ne6 22.Bf3 g5 23.Qa2 gh4 24.cd6 cd6 25.Rd6 Ng5+–) 22.Qa2+– dc5 23.e5 N6d7 24.Be4 gh4 25.g5! Qh5 26.e6! Re6 27.Rd7! Kh8 1–0. Arnaudov,P (2195) – Velikov,V (1855), Open, Albena BUL, 2009.

8.Nbd2 Ne8 9.0-0?? (9.Qb3 Nef6+=) 9...f5?? (better is 9...e4 10.Bg7 ef3 11.Bf8 fg2 12.Kg2 Nf8–/+) 10.Qc2 g5 11.e3 g4 12.Nh4 Ndf6 13.f4 Nh5 14.Bh1 Rb8 15.fe5 de5 16.Ng2 Nd6 17.Rf2 Rf7 18.c5+/– Ne8 19.Raf1 Be6 20.Nc4 e4 21.d4 Qd5 22.Ne5 Be5 23.de5 Qa2 24.Ra1 Qb3 25.Qb3 Bb3 26.Rd2 a6 27.Nf4 Nf4 28.gf4 c6 29.Bg2 Bd5 30.Bf1 Nc7 ½–½. Lindsay,Richard (1750) – Green,Aaron, Winnipeg TNT January op, 2006. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.d3 Nbd7)

9.Nbd2 d5 10.cd5 Nd5 11.Qb3 c5?? (better 11...c6=) 12.Qd5+– 1–0. awnatari (1705) – probus64 (1755), gameknot.com, 2013. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.d3 Nbd7)

9.Nbd2 Nf8 10.Qb3 Bd7 11.Rac1 (11.c5 Ne6=) 11...a5 (11...Ne6 12.c5+=) 12.b5 (12.c5 Ne6+=) 12...Ne6= 13.a4 (13.Qc2 Qb8=) 13...Nc5 (13...Qe7 14.Qc2=) 14.Qc2 Be6 (14...Bf5 15.Nh4 Bg4 16.Rfe1=) 15.Rfe1 (15.Ng5 Bf5 16.Nde4 Bh6 17.Nc5 dc5+=) 15...Nfd7 (15...Bf5 16.e4 Be6 17.Ra1=) 16.Nb1 (16.d4 ed4 17.Nd4 Qe7=) 16...f5 (16...e4 17.Nd4 Bg4 18.Be4=) 17.Nc3= Qe7 18.Nd2 Rac8 (18...Nb6 19.Ra1=) 19.Nb3 (19.Nd5 Qf7=) 19...e4 (19...Nb3 20.Qb3 Nc5 21.Qc2=) 20.Na5 (20.Nc5 Nc5 21.Ba3 c6+=) 20...Ra8 21.Nb3 Na4 22.Na4 (22.de4 Nb2 23.Qb2 Bc4 24.ef5 Qf7 25.fg6 hg6+=) 22...Ra4 23.Bg7 (23.Nd4 Ra2 24.Ra1 Ra1 25.Ra1 Bf7=) 23...Qg7= (worse 23...Kg7 24.Nd4 Raa8 25.de4 fe4 26.Be4+–) 24.Nd4 (24.Ra1 Rb4=) 24...Nc5 25.Ne6 Re6 26.de4 (26.Rcd1!? Ra8 27.d4=) 26...fe4=+ 27.Red1 (27.Rcd1 Qf6=+) 27...Rb4 (27...Qf6 28.Rd5 Rb4 29.Rb1 Rb1 30.Qb1=+) 28.Rb1 (28.Qd2 Rb2 29.Rc2 Rb3=) 28...Rb1 29.Qb1 b6 (29...Qc3 30.b6 c6 31.Bh3=) 30.Qa1 Qa1 (30...Re7 31.f4=) 31.Ra1 Kg7 (31...Nb3 32.Ra4=) 32.Ra7 (32.f4 ef3 33.Bf3 Kf6=) 32...Re7 33.f4 ef3 34.ef3 (34.Bf3 Kf6=) 34...g5 35.Bf1 Nb3 (35...Kf6 36.Ra8=) 36.Kf2 (36.Bd3 Kf6=) 36...Kf6 37.Ra8 Nc5 38.Rg8 Nd7 (38...h6 39.Ra8=) 39.Rc8 (39.Bd3 Ne5 40.Bf1 Nd7=) 39...Ne5 (39...Nc5 40.Rg8=) 40.Be2 Ng6 41.Bd3 (41.Ra8 Ne5=) 41...Ne5 42.Be2 Ng6 43.Rd8 Ne5 44.f4 (44.Rf8 Kg7 45.Ra8 Kf6=) 44...gf4 45.Rf8 Rf7 (45...Kg7 46.Rf4 Re8 47.Re4=) 46.Rf7+= Kf7 47.gf4 Nd7 48.Bg4 ½–½. Marin,Mihail (2565) – Merry,Alan B (2385), Chess.com IoM Masters, 2016. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.d3 Nbd7)

9.Nbd2 Nf8 10.Qb3 h5 11.h4 N8h7 12.Rac1 Rb8 13.c5 dc5 14.Be5 Be6 15.Qb2 Rc8 16.bc5 b6 17.Ng5 Bf5 18.f4 Qe7 19.Nh7 Kh7 20.Nf3 Kg8 21.Ng5 c6 22.cb6 ab6 23.Bc6 Ng4 24.Be8 Re8 25.d4 f6 26.Rc7 Bd7 27.Qb3 Kh8 28.Nf7 Kh7 29.Qd5 fe5 30.Rd7 Qa3 31.Ng5 Kh8 32.Qb3 Qb3 33.ab3 ed4 34.Rd8 Rd8 35.Nf7 Kg8 36.Nd8 Ne3 37.Rc1 Bf6 38.Ne6 Nf5 39.Kf2 Kf7 40.Rc6 b5 41.Rb6 b4 42.Ng5 Bg5 43.hg5 Ke7 44.Rg6 1–0. Kreuzahler – Lau, Jedesheim 1991.

9.Nbd2 Nf8 10.Qc2 Kh8 (10...Ne6 11.c5=) 11.a4 Ng8 (11...Ne6 12.c5+=) 12.a5 Rb8 13.Rfe1 g5 (13...Ne6 14.c5+/–) 14.d4 (14.h4 gh4 15.Nh4 Ng6+/–) 14...Ng6 (14...g4 15.Nh4+/–) 15.de5 de5 16.Nb3 g4 17.Nfd2 f5 18.c5 Be6 19.Nc4 Qe7 20.Ne3 (20.Red1 Qf7 21.Nbd2 N8e7+/–) 20...Qf7+= 21.Nd2 N8e7 22.Nec4 Nc6 23.b5 Nd4 24.Bd4 ed4 25.Rab1 Ne5 26.Ne5 Be5 27.e3 Red8 28.ed4 Bd4 29.Nb3 Bf6 30.Nd2 Bd4 31.Nb3 Bg7 32.Nd2 Bd4 ½–½. Gupta,Milon (2285) – Bolwerk,Peter (2275), Oberliga NRW, 2005. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.d3 Nbd7)

9.e4 c6 10.Re1 Qc7 11.Nbd2 a5 12.a3 b6 13.d4 ed4 14.Bd4 Bb7 15.Qc2 ab4 16.ab4 Ra1 17.Ba1 c5 Now all is on e4 18.b5 Qb8 19.Bc3 h6 20.Qb2 Nh5 21.Bg7 Ng7 22.Bh3 Qd8 23.Qa1 (23.Qc3 g5+=) 23...Nf6= 24.e5 (24.Qb1!?=) 24...de5=+ 25.Re5 Qa8 (25...g5 26.Re8 Nge8 27.Qa7 Bf3 28.Nf3 Qd1 29.Kg2=+) 26.Re8 Nge8 27.Qa8 Ba8 28.Ne5 Nd6 29.Bg2 Bg2 30.Kg2 Kf8 31.Kf3 (31.g4 Ke7=) 31...Ke7 32.Ke3 Nd7 33.Nc6 Ke6 34.f4 h5 (34...f5 35.h4=) 35.Kd3 Kf5 36.Nf1 Kg4 37.Ne5 Ne5 38.fe5 Nc8 (38...Nf5 39.Nd2=+) 39.Ke4= Ne7 40.e6 (better 40.Nd2!?=) 40...fe6-/+ 41.Ke5 Kf3 (41...Nf5 42.Ke6 Kf3 43.Kd5+=) 42.Ke6 Nf5 43.Kd7 Ke2 (43...Nd4 44.Kc7 Nb5 45.cb5=) 44.Kc7 Kd3 (44...Kf1 45.Kb6 Nd6 46.Kc5+-) 45.Kb6 Kc4 46.Kc6 (better 46.Ka6!?+=) 46...Nd4-/+ 47.Kd6?? (better 47.Kb6 Kb4 48.Ne3=+) 47...Nb5-+ (47...Kb5?! 48.Ke5 Kc4 49.Ne3 Kd3 50.Nd5 Nf3 51.Kf6-+) 48.Ke5 (48.Kc6 Nd4 49.Kb6 Kb4-+) 48...Kd3 49.Kf6 (49.Kd5 c4 50.Nd2 Nc3 51.Ke5 Kd2 52.Kd4-+) 49...c4 50.Kg6 c3 51.Kh5 c2 0-1. Srihari,L R (2410) - Iniyan,P (2505), Super Juniors CB IND KO blitz, 2020. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.d3 Nbd7)

9.Qc2 f5 10.Nbd2 Ndf6 11.c5 h6 12.Rfd1 Nh7 13.e4 Ng5 14.d4 f4 (14...ed4 15.Ng5 Qg5 16.Bd4+=) 15.Ng5 hg5 16.cd6 cd6 17.de5 de5 18.Qc4 Kh7 19.Nf3 Qe7 20.Qc5 ½–½. Sunye Neto,Jaime (2265) – Braga,Cicero, BRA–ch Joao Pessoa, 1976.

9.Nc3 f5 10.Qb3 Kh8 11.Rac1 Nhf6 12.Ba3 f4 13.c5 Qe7 (13...fg3!? 14.hg3 Bh6 15.cd6 cd6+=) 14.Nb5+/- dc5? (14...e4 15.de4 fg3 16.hg3 Ne4 17.Nc7 Ndc5 18.bc5 Qc7 19.cd6 Qd7+-) 15.Nc7+- (15.bc5?! c6+=) 15...Rb8 16.bc5 Qf7 17.Qf7 Rf7 18.Ng5 White prepares the advance c6 18...Rf8 19.c6 bc6 20.Bc6 h5 21.Bf8 Bf8 (21...Nf8 22.Rb1 Rb1 23.Rb1 fg3 24.hg3+-) 22.Nge6 (22.gf4 ef4 23.Nce6 Ba3+-) 22...Be7 (22...fg3 23.fg3 Bh6 24.Rb1+-) 23.gf4 ef4 24.Nf4 Ne5 25.Bg2 g5 (25...Bd6 26.Nfd5 Nd5 27.Nd5+-) 26.d4 gf4 27.de5 Ng4 28.e6 Bd6 (28...Nf6 29.Rb1 Rb6 30.Rb6 ab6 31.Rc1+-) 29.Rfd1 Bc7 (29...Be7 30.Rb1 Rb6 31.Nd5 Rb1 32.Rb1+-) 30.e7 Nf6 (30...Bd7 31.Rc7 Be8+-) 31.Rc7 Bd7 32.Rcd7 Nd7 33.Rd7 Re8 34.Rd8 Kg7 35.Re8 Kf7 36.Bc6 1-0. Srihari,L R (2280) - Arjun,Sidharth S, Ramco Tech Open, 2018. (=1.Nf3 (A15: English Opening: 1...Nf6) 1...Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 d6 5.g3 0-0 6.Bg2 e5 7.d3 Nbd7)

9.Nc3 f5 10.Rc1 Ndf6 11.c5 Qe7 12.cd6 cd6 (< 12...Qd6 13.Nb5 Qb4 14.Nc7 Qb2 15.Na8+/–) 13.Nb5 Ne8 14.Nd2 Be6 15.Nc4 Qd7 16.a4 f4 17.d4 e4 (17...Bc4 18.Rc4 e4 19.Nc3 fg3 20.hg3+= (< 20.Be4 gh2 21.Kh1 Qh3 22.Bd5 Kh8–/+; < 20.Ne4 gh2 21.Kh1 Nf4–/+)) 18.d5+= Bh3 19.Bg7 Nhg7 20.Be4 fg3 21.hg3 Bf1 22.Qf1 Qe7 23.Qg2 Rd8 24.Rc3 Qf6 25.Qf1 a6–/+ 26.Rf3 Qe7 27.Nc3 Rc8 28.Rf8 Kf8 29.Bd3 Nf6 30.Qh3 Rc7 31.Qh4 Kg8 32.a5 Nge8 33.Qd4 Qg7 34.Kg2 Nh5 35.Qg7 Kg7 36.Ne4 h6 37.Ned2 Nhf6= 38.e4 Nd7 39.f4 Kf6 40.Nf3 Ke7 41.e5 g5 42.Nfd2 gf4 43.gf4 b5 44.ab6+– Rb7 45.Bg6 Ng7?? 46.Nd6+– Rb8 47.N2c4 Rf8 48.Kg3 Rg8 49.Kf3 1–0. Christiansen,Larry Mark – Costa,Marcos, Lone Pine op, 1972.

9.Nc3 f5 10.Rc1 g5 11.c5 g4 12.Nd2 dc5 13.bc5 c6 14.Nc4 Nc5 15.Ba3 Ne6 16.Bf8+/– Qf8 17.a4 Bd7 18.a5 Rd8 19.Qb3 Bc8 20.a6 b5? 21.Na5+– b4 22.Na4 Kh8 23.Nc6 Nd4 24.Nd4 ed4 25.Nc5 f4 26.Ne6 Be6 27.Qe6 f3 28.ef3 gf3 29.Bh3 Nf6 30.Rc7 Nd5 31.Ra7 Ne3 32.Rc1 Re8 33.Qe8! Qe8 34.Rc8 Qc8 35.Bc8 Nc2 36.Rb7 (36.Rb7 Na1 37.a7 Kg8 38.Be6 Kh8 39.a8Q Bf8 40.Qf8#) 1–0. Wiley,To (2205) – Suranyi,P (2170), FSIMA March, Budapest HUN, 2005.

9.Nc3 f5 10.e3 Ndf6 11.Qb3 h6 12.Nd2 Kh8 13.f4 ef4 14.ef4 c6 15.Rae1 a5 16.b5 Bd7 17.Na4 Re8 18.Nf3 Kh7 19.Re8 Qe8 20.Re1 Qf7 21.Nb6 Re8 22.Nd7 Re1 23.Ne1 Qd7 24.Bf3 Qe7 25.Ng2 Ng4 26.Bg4 fg4= 27.bc6 bc6 28.Kf2 a4 29.Qb7?? Bb2 30.Qb2 Qa7= 31.Ne3 Ng7 32.Ke2 Qe7 33.Kd2 h5 34.Qb4 g5 35.fg5+= Qg5 36.Qa4 Qf6 37.Nd1 Qf3 38.Qa7 c5 39.Qe7 Kg8 40.Nc3 Qh1?? 41.Ne4+– Kh7 42.Qf6 Kg8 43.Ng5 Qg2 44.Kc3 Qa8 45.Qf7 Kh8 46.Kb3 Qb8 47.Kc2 Qa8 48.a3 Qa4 49.Kb2 Qa8?? 50.Qg6 (50.Qg6 Qb7 51.Kc3+–) 1–0. Smyslov,Vassily – Schroeder,Ruperto, Santiago Santiago de Chile, 1965.

9.Nbd2 e4 10.Bg7 (10.Ne4 Bb2 Discovered attack; 10.de4 Bb2 Discovered attack) 10...ef3 11.Bf8 fg2 12.Kg2 Qf8 13.d4 White prepares c5 13...f5 14.c5 Ndf6 15.Qb3 Kh8 16.Rac1 Bd7 17.Rfe1 Bc6 18.f3 Re8 19.a4 (19.cd6 Bd5 20.Qc2 Qd6=+) 19...Bd5 20.Qc3 g5 21.cd6 cd6 22.Qd3 Ne4?? Black prepares the advance f4 (better 22...f4=+) 23.fe4+– Re4 24.Kg1 Re8 (24...Rg4 25.Rc7+–) 25.Rf1 f4 26.Rc7 (26.e4 Bf7 27.Rc7 Re7+–) 26...Bg8? (better 26...Qg8 27.Nf3 Re4+–) 27.e4 Bf7 (27...Re7 28.Re7 Qe7 29.d5+–) 28.Rb7 d5 29.e5 (29.Ra7?! de4 30.Qb5 Bg6+–) 29...Bg6 (29...Re7 30.Qa6 Rb7 31.Qb7+–) 30.Qf3 (30.Qb5 g4+–) 30...Ng7 (30...Re7 31.Re7 Qe7 32.Qd5 Qb4 33.Qa8 Kg7 34.Qa7 Kh6 35.Rf2 fg3 36.hg3+–) 31.Qd5 (31.gf4 gf4 32.Qf4 Qg8+–) 31...Ne6 (31...Rd8 32.Qc6 Rd4 33.Qf6+–) 32.Qd7 (32.Ne4 Re7 33.Re7 Qe7+–) 32...Qh6 (32...a6 33.Rb6 Bf5 34.d5+– (worse 34.Ra6 Rd8 35.Qc6 Qb4+–)) 33.d5 Nd4 (33...Ng7 34.Qd6+–) 34.Rf2 (34.Ra7 Rf8 35.Rf2 Bf5+–) 34...Nf5 35.Nf1 1–0. Pit_Rada,Mihail_Cosmin (2090) – Ciobanu,Viorel_Adrian (2200), Campionatul National Individual Masculi, 2016. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.d3 Nbd7)

9.0-0 a5 10.a3 e4 11.Nd4 c5 12.Ne4 Qb6 13.Nd6 Bd4 14.Bd4 Qd6 15.Be3 Nhf6.

9.0-0 e4 10.Bg7 ef3 11.Bf8 fg2 12.Kg2 Nf8 +=.

9.Rb1 f5 10.0-0 Ndf6 11.Qb3 Qe7 12.a4 Bh6 13.e3 Qf7 14.c5 Be6 15.Qa3 f4 16.ef4 Nf4? (better is 16...ef4!? 17.Rbe1 Qd7+=) 17.gf4+– Bf4 18.cd6 cd6 19.Ne4 Ne4 20.de4 g5 21.Bc1 Qh5 22.Bf4 Rf4 23.Nd2 Rh4 (23...Qe2 24.Rb2 Raf8 25.Nb1+–) 24.Rfe1 Bh3 25.Qb3 Kh8 26.Bh3 Rh3 27.Qd1 Qh4 28.Nf1 Rf8 29.Rb2 Rhf3 30.Ng3 Qf4 31.Qd2 Rg8?! 32.Qd6 Rf8 33.Qd2 Qg4 34.Re3 Re3 35.Qe3 h5 36.Kg2 h4 37.h3 Qd1 38.Qe2 Qc1 39.Nf5 g4 40.Qd2 gh3 41.Kh2 Qf1 42.Qh6 Kg8 43.Qg7 1–0. Van Delft,M (2415) – Dijkhuis,Tycho (2175), Vlissingen NED, HZ Open, 2013. (=1.c4 Nf6 2.Nf3 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.d3 Nbd7)

9.Qb3 Kh8 (9...a5 10.a3 ab4 11.ab4 Ra1 12.Ba1 e4 13.Nd4 c5 14.bc5 Nc5 15.Qc2 ed3) 10.0-0 f5 (10...Qe7 11.Rac1 Nb6 12.Ne4 f5 13.Nc3 a5 14.Nd5 Nd5 15.cd5 ab4; 10...Kg8 11.Rac1 a5 12.Qa3 Qe7 13.c5 dc5 14.bc5 Qd8 15.Rfd1 Re8) 11.c5 (11.Rfc1 Qe7 12.c5 Ndf6 13.Nc4 Bh6 14.e3 Be6 15.Qa4 Rfd8) 11...Qe7 (11...dc5 12.bc5 Nc5 13.Qb4 Nd7 14.Nc4 c5 15.Qd2 Qe7) 12.cd6 (12.Rac1 dc5 13.bc5 e4 14.Bg7 Ng7 15.de4 fe4) 12...cd6 13.Nc4 (13.Qa3 Nb6 14.Rac1 Be6 15.e4 fe4) 13...Ndf6 (13...Nb6 14.Qa3 Be6 15.Nfd2 Rfc8) 14.b5 Be6 15.Qb4 (15.Rac1 Bh6) 15...Bc4 16.Qc4 e4 17.Ng5 d5 18.Qb3 Ng4 19.Bg7 Ng7 20.Nh3 Qe5 21.e3 Ne6 22.Nf4 Nc5 23.Qa3 Nd3 24.Nd3 ed3 25.Qd3 Nf6 26.Rac1 Rfd8 27.Qc3 Qc3 28.Rc3 Rac8 29.Ra3 Rc5 30.Rb1 Ra8 ½–½. Pantovic,D (2170) – Adamovic,S (2005), Spring Open, Belgrade SRB, 2008.

9.e4 Qe8 10.0-0 f5 (better is 10...a5!?=) 11.ef5+/– gf5 (11...a5 12.Ng5 Rf5 13.Bd5 Kh8 14.Ne6+/–) 12.Nh4 (12.Qb3 Kh8+=) 12...Ndf6 (12...a5 13.c5 ab4 14.cd6 cd6 15.Nc4=) 13.Qe2 (13.c5 d5+=) 13...Kh8 (13...f4 14.Bf3 Bh6 15.Ne4+=) 14.Rae1 (14.Bh3 a5+=) 14...Qf7 (14...Qa4 15.b5+=) 15.Bc1 (15.Bh3 Ng4+=) 15...c6 (15...f4 16.c5+=) 16.a4 (16.c5 dc5 17.bc5 Qa2+/–) 16...Bd7 (16...f4 17.c5 dc5 18.Ndf3+=) 17.Ndf3 (17.c5 dc5 18.bc5 Qa2+/–) 17...h6 (17...a5 18.b5+/–) 18.Be3 (18.Bh3 f4 19.Bd7 Nd7 20.gf4 Nf4 21.Bf4 ef4+=) 18...Rfe8 (18...f4 19.Bc1 Rae8 20.Nd2=) 19.Qd2 (19.c5 a5+=) 19...Kh7 (19...Ng4 20.c5=) 20.Qc1 (20.c5 f4 21.gf4 Nd5+=) 20...Ng4 21.Bh3 d5 22.Ng2 Nhf6 23.Bg5 e4 24.Bf6? ef3–+ 25.Bg7 fg2 26.Bg2 Kg7 27.cd5 cd5 28.b5 Rac8 29.Qf4 Rc2 30.Qd4 Nf6 31.Qa7 Be6 32.Qb6 Re7 33.a5 Rcc7 34.Qd4 Kh7 35.Rc1 Ne8 36.Rfe1 Rc1 37.Rc1 Rc7 38.Re1 Nd6 39.Qe5+/– Ne4 40.de4 de4 41.f3 Qe7 42.fe4+– Rc5 43.Qb2 Bc4 44.Qf2 Re5+/– 45.b6 Bd5?? 46.Rc1+– Bc6 47.a6 fe4 48.a7 e3 49.Qc2 (49.Qc2 Kg7 50.a8Q+–) 1–0. Gomez Feria,Jose Maria – Lopez Rodriguez,Fernando (2120), Seville–ch, 2001. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.d3 Nbd7)

8.Nc3 Nc6 9.a3 a5 10.Qb3 Nd4 (10...Re8!?=) 11.Nd4+= ed4 12.Nb5 ab4 13.ab4 (13.Bd4?! c6 14.Bg7 Kg7 15.Qb2 Nf6=; 13.Nd4 Nc5 14.Qb4 Na4+=) 13...Ra1 14.Ba1 c6 15.Nd4 Re8 16.e3 c5 17.Nc2 Ba1 18.Na1 cb4 19.d4 Qa5 20.0-0 Nb6 21.Rb1 Bf5+= 22.Qb4 Nc4= 23.e4 Qb4 24.Rb4= d5 25.e5 Ra8? 26.Nb3+/– Be6 27.Rb7 Na5 28.Na5 Ra5 29.Rb1 Ra3 30.h3 Rd3 31.Rb4 Rd1 32.Kh2 Rd2 33.f3 Bf5 34.g4 Bd3 35.Kg3 g5 36.h4 h6 37.hg5 hg5+= 38.Rb8 Kg7 39.Rb7 Kg8 40.Rb8 Kg7 ½–½. Heinicke,Herbert – Kestler,Hans Guenther, FRG–ch, 1969. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.d3)

8.Nc3 Nc6 9.a3 a5 10.Qb3 Nd4 11.Nd4 ed4 12.Nb5 Re8 13.0-0 (13.Nd4 ab4 14.ab4 Ra1 15.Ba1 c5+=) 13...ab4 (13...Re2 14.Bd4 (14.Nd4? Rb2 15.Qb2 c5–+) 14...ab4 15.Bg7 Kg7 16.ab4 Ra1 17.Qc3 Ne5 18.Qa1+=) 14.ab4+= Ra1 15.Ba1 Re2 16.Bd4 Ne5 17.Qd1 White plans c5 (17.f4 Ng4 18.Bg7 Kg7+=) 17...Ra2= 18.Qb1 (18.f4 c6 19.Qb3 Rg2 20.Kg2 Ng4=) 18...Ra6 19.Be5 (19.Bb2 c6 20.Nd4 Rb6=) 19...Be5 (19...de5 20.Nc3=+) 20.d4= Bg7 21.c5 (21.Qd3 c6 22.Nc3 Ra3=+) 21...d5 (21...Qd7 22.Qd3 dc5 23.bc5=) 22.Re1 Be6 (22...c6 23.Nd6 Bd4 24.Qd3=+) 23.Qd1 c6 24.Nd6 b5 (better 24...Ra2=) 25.Nb7? (better 25.Bh3! Qf6 26.Be6 fe6 27.Qg4=) 25...Qf6–/+ 26.Na5 (26.Qe2!?–/+) 26...Qd4–+ Black gets the initiative 27.Qb1 Qb2 28.Bf1 (28.Qb2 Bb2 29.Re3 Bd4–+) 28...Qb1 29.Rb1 Bd7 (29...Bc3 30.h4–+) 30.Rc1 (30.Rb3 h6–+) 30...Bb2 31.Rb1 Bc3 32.Rb3 (32.Bd3 Kg7–+) 32...Bb4 (better 32...d4!? 33.Bg2–+) 33.Nc6 Bc6 (33...Rc6 Decoy theme: c6 34.Bb5) 34.Rb4–/+ Ra1 35.f4 Rc1 36.Kf2 Rc5 37.Ke3 Bd7 (37...Kg7 38.Kd4 Rc2 39.h4–+) 38.Kd4 Rc1 39.Bb5 Be6 40.Rb2 (40.Bd3 Rd1 41.Ke3 Kg7–/+) 40...Rd1 (40...h6 41.Rd2–/+) 41.Ke5 Kg7 42.Be2 Re1 43.Kd4 (43.Kd6 Ra1=+) 43...Kf6 44.Rd2 h5 (44...Ra1 45.Bf3 Ra5 46.Rd3–/+) 45.Bf3=+ The isolani on d5 becomes a target 45...Kf5 46.Rd3 h4 47.Rd1 Rd1 48.Bd1 f6 49.Bf3 Bf7 50.Be2 Be6 (50...hg3 51.hg3 Bg8 52.Bf3–/+) 51.Bf3 Bc8 52.Be2 Bb7 (52...hg3 53.hg3 Be6 54.Ke3–/+) 53.Bf3 (53.Bd3 Kg4 54.gh4 f5–/+) 53...Ba6 (53...hg3 54.hg3 Ba6 55.Ke3–/+) 54.Bd1 (54.gh4 Kf4 55.h5 gh5 (55...Kf3?? 56.h6+–) 56.Bh5 Bc4=+) 54...Bc4 55.Bf3 Bb3 56.Be2 Bc4 (56...g5 57.fg5 hg3 58.hg3 fg5 59.Bf3–/+) 57.Bf3 g5 (better 57...hg3!? 58.hg3 g5 59.fg5 fg5–/+) 58.fg5= Kg5 59.Bd1 (59.Bd5 hg3 60.hg3 Be2=) 59...f5 (better 59...hg3!? 60.hg3 Kf5–/+) 60.Bf3= f4 61.gh4 Kh4 62.Ke5 ½–½. Gokhale,A (1925) – Priasmoro,Novendra (2445), 18th BCC Open, 2018. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.d3 Nfd7)

8.Nc3 Nc6 9.b5 Nd4 10.0-0 Nc5 11.Nd2 h5 (11...a6 12.ba6 Ra6 13.Nb3=) 12.Nde4+= Ne4 13.Ne4 Bg4 14.Nc3 Qc8 15.Re1 Re8 16.Nd5 c6 17.bc6 bc6 18.Nc3 Rb8 19.Ba3 Rd8 20.Rb1 Rb1 21.Qb1 Qa6 22.Bd6? (better 22.Qc1=) 22...Rd6-+ 23.Qb8 (23.h3 Be6-+) 23...Bf8 24.c5 (24.Qb2 Qa5 25.f3 Bf5-+) 24...Rd7 (24...Re6 25.e3 Qd3 26.Ne4 Ne2 27.Kh1-+) 25.h3 (better 25.Ne4 Re7 26.e3-+) 25...Qa5 26.Qb2 (26.hg4 Qc3 27.Kf1 hg4 28.Qe5-+) 26...Be2! 27.Bc6 (27.Ne2 Qe1 Pinning (27...Qe1 Deflection); 27.Re2 Ne2 Double attack) 27...Nc6 28.Re2 Qc5 (28...Rd3 29.Ne4 Nd4 30.Re3 Re3 31.fe3 Qe1 32.Kg2 Qe3 33.Nf6 Kg7 34.Ne8 Kh8 35.Qf2 Qe4 36.Kg1 Nf3 37.Kg2 Bc5 38.Qf3 Qc2 39.Kf1 Qb1 40.Ke2 Qa2 41.Ke1 Qa5 42.Ke2 Qb5 43.Ke1 Qe8 44.g4 hg4 45.hg4-+) 29.Ne4 Qe7 30.Rc2 (30.Qb5 Rc7 31.Rc2 Nd4 32.Rc7 Qc7 33.Nf6 Kh8-+) 30...Rb7 31.Qc1 (31.Qa1 Nd4 32.Rc4 Qd8-+) 31...Nd4 32.Rb2 (32.Kg2 Nc2 33.Qc2-+) 32...Qa3 33.Nf6 Kh8 0-1. Bagri,J (2165) - Gerber,R (2310), 119th ch-SUI Masters, 2019. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.d3)

8.de4 Qe7 9.Nfd2 (9.Nc3!?+= a5 10.a3 Nc6 11.b5 Ne5 12.Ne5 Qe5 13.Qc2 Qc5 14.Na4 Qh5 15.b6 c6) 9...Nc6 10.a3 (10.b5 Ne5 11.0-0 Be6 12.Nc3 c6 13.Ba3 Qc7 14.bc6 bc6 15.Rb1 Rab8) 10...a5 (10...Ng4 11.Qc1= a5 12.Nc3 Qf6 13.0-0 ab4 14.ab4 Be6 15.h3 Nh6) 11.b5+= (11.b5 Ne5 12.Nc3+= Be6 13.Qb3 Nfd7 14.Na4 Nb6 15.Nb6 cb6; 11.Nc3 ab4 12.ab4 Ra1 13.Qa1 Nb4 14.0-0 Rd8 15.Rb1 c5). Schaar,Joerg (1940) – Kirstein,Hans, RSS5E easy–66, 2008.

9.Qb3 a5 10.Bg7 Kg7 11.Qb2 (11.Nc3 f5 12.b5 Qf6=) 11...Qf6+= 12.Qf6 Kf6 (12...Nf6 13.b5+=) 13.b5 (13.Nd4 Na6 14.Be4 Ke5+=) 13...Re8 (13...Nc5 14.Nc3 Be6 15.Nd4=) 14.Nfd2 Nc5 15.Nc3 c6 (15...Be6!?=) 16.Nde4+/– Ne4 (16...Ke7 17.0-0-0+/–) 17.Ne4 (worse is 17.Be4 Be6 18.0-0-0 Bc4 19.Rd6 Re6+=) 17...Ke7 18.0-0-0 Rd8 19.Rd4 f5 20.Nc3 Be6 21.Rhd1 a4 22.e4 c5 (22...cb5 23.ef5 Bc4 24.Rh4+/–) 23.R4d2+– Bc4 24.ef5 gf5 (24...Ra5 25.b6 gf5 26.Bb7+–) 25.Bb7 Ra7 (25...Ra5 26.b6+–) 26.Bf3 (26.Bd5 Bd5 27.Rd5 Ke6+–) 26...Be6 (26...Ra5 27.Be2 Bf7 28.f4+–) 27.b6 Ra6 28.Re1 Kf7 (28...Kf6 29.b7 Nc6+–) 29.Rde2 Bc4 (29...Bd7 30.Re7 Kg6 31.b7+–) 30.Re7 Kf8 31.Rh7 Bg8 32.Rh5 Rb6 (32...f4 33.Rf5 Bf7 34.Nd5+–) 33.Rf5 Kg7 (33...Bf7 34.Nd5 Rb7+–) 34.Re7 (34.Na4?! Rb4 35.h4 Ba2 (35...Ra4? 36.Re7 Kg6 37.g4 Rg4 38.Bg4+–) 36.Re7 Kg8+–) 34...Kg6 35.Be4 d5 (35...Rb4 36.Rf4 Re4 37.Ne4+–) 36.Rd5 Kf6 37.Rd8 Ke7 1–0. Gerber,Richard (2365) – Belaz,Christian (2060), Geneve SUI, 2014. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 d6 5.g3 e5 6.Bg2 0-0 7.d3 e4 8.de4 Ne4)

10.0-0 Qf6 11.Nd4 Nc6 12.e3 Ng5 13.b5 Nd4 14.Qd4 Qd4 15.ed4 Bh3 16.Nc3 Bg2 17.Kg2 Rfe8 18.Rfe1 Ne6 19.Rad1 a6 20.Re3 Kf8 21.Kf3 ab5 22.cb5 Ra3 23.Ne4 Ra2 24.Nf6 Ng5 25.Kf4?? (better is 25.Kg4 Re3 26.fe3–/+) 25...Nh3–+ 26.Kf3 Rf2 27.Kg4 Re3 28.Nd5 Rf5 (28...Rf5 29.Kh3 Rd5–+) 0–1. Machala,Vladislav – Chrz,Pavel (2115), CZE–chT2 Czechia, 1999. (=1.Nf3 Nf6 2.b4 g6 3.Bb2 Bg7 4.c4 0-0 5.g3 d6 6.Bg2 e5 7.d3 e4)

10.Nbd2 Nd2 11.Qd2 a5 12.b5 Nd7 13.0-0 Nc5 14.Nd4 Re8 15.Nb3 Ne4 16.Qc2 Qe7 17.f3 (17.Na5 Ra5 18.Be4 Qe4 19.Qc3 Kg8 20.c5–+) 17...Ng5 18.e4 a4 19.Nd4 Qe5 20.Rad1 Ne6 21.Qc3 Nd4 22.Rd4 f6 23.f4 Qc5 24.Kh1 Rf8 25.Rd5 Qb6 26.e5 Be6 27.ef6 Rf6 28.Rd3 Re8 29.Re1 Kf7 30.Rde3 c6 31.bc6 bc6 32.h4 (32.Qa3!? d5 33.cd5 cd5 34.Qa4+/–) 32...Qc5+= The isolani on c4 becomes a target 33.Kh2 Rb8 34.Bh3 Re8 35.R1e2 Qa7 36.Qe1 Qd7 37.Qa5 d5 38.cd5 cd5 39.Re5 (39.Bg2 d4 40.Ra3 d3+=) 39...d4+/– 40.Bg2 (40.Qd2 Qd6+/–) 40...d3+= 41.Rd2 Bf5 42.Rb2 Kg8 43.Rb7 Qc8 44.Rc7 Qb8? (44...Qd8 45.Bd5 Be6 46.Be6 Rfe6 47.Re6 Re6 48.Rg7 Kg7 49.Qd8 Re2 50.Kh3 d2+–) 45.Qc3 Rd8 (45...Be6 46.Re6! Ree6 47.Rc8 Qc8 48.Qc8 Kg7 49.Qd7 Kh8+–) 46.Ree7 Rdd6 47.Bd5!! (47.Rh7 Qd8 48.Qc5 Rd7 49.Rhd7 Bd7 50.Qd5 Rf7+–) 47...Kf8 (47...Rd5 48.Qf6 Mate attack) 48.Rf7 Ke8 49.Qe5 Be6 50.Rfe7 (50.Rfe7 Kf8 51.Qf6 Kg8 52.Qg7) 1–0. Zwaig,Arne – Westerinen,Heikki MJ, Raach zt, 1969. (=1.c4 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0-0 5.Bg2 d6 6.Nf3 e5 7.d3 e4)

10.Qd4 Qf6 11.Nbd2 Nc6 12.Qf6 Nf6 (12...Kf6?? 13.Ne4 Kg7 14.b5+–) 13.b5 Na5 14.Nd4 Be6 15.Rc1 Nd7 (15...a6 16.0-0=) 16.0-0+= Nc5 17.Ne6 (17.N2b3 Nab3 18.ab3 a5+=) 17...fe6 18.Nf3 (18.Rc3 a6=) 18...a6 (18...Rf5 19.Rc3=) 19.Ng5 Rab8 20.Rfd1 Rfc8 21.h4 (21.Bh3 h5+=) 21...h6 22.Ne4 Ne4 23.Be4 ab5 24.cb5 b6 (24...d5 25.Bf3=) 25.Rc2 (25.Bf3 Kf6+=) 25...d5 26.Bg2 Nb7 27.e4 de4 28.Be4 Nc5 29.Bc6 Rd8 30.Rcd2 Rd2 31.Rd2 Kf6 32.Kg2 g5 33.hg5 hg5 34.Kf3 Kf5 35.g4 Ke5 36.Kg3 Rf8 37.Rd1 Rf4 38.Re1 Ne4 The backward pawn on f2 becomes a target 39.Be4 Re4 40.Rc1 Rb4 41.Rc7 ½–½. Guzewicz,Rafal – Gawle,Ireneusz (1920), Mistrzostwa Polski Amatorow, 2012. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.d3 e4)

10.Qd4 Qf6 11.Qf6 Nf6 12.Nc3 a5 13.b5 Nbd7 14.Na4 Ne4 15.Nd2 Nec5 16.Nc5 dc5 (16...Nc5 17.Nb3+=) 17.0-0 Re8 18.e3 Rb8 19.Ne4 Re5 (19...f5 20.Nd2=) 20.f4 Re8 21.Kf2 f5 22.Nc3 (22.Nd2 Nf6 23.Rfe1 Ng4 24.Kg1 Re3= (worse is 24...Ne3 25.Nf1+/–)) 22...Nf6= 23.h3 Be6 24.Bd5 Bd5 25.cd5 b6 (25...Rbd8 26.Rad1+=) 26.Rfd1 Rbd8 27.Rd2 Re4 28.Kf3 (28.Rd3!? Rb4 29.Rad1+=) 28...Rc4+= 29.Rd3 Ne4 30.Ne2 (30.Rc1 Rc3 31.Rdc3 Nc3 32.Rc3 Rd5–/+) 30...h5 (30...Rc2 31.g4–/+) 31.a3 (31.Rc1 Rb4–/+) 31...Rc2 32.Rg1 Kf6 33.Rc1 Rb2 34.a4 Ra2 35.g4?? (35.Rc4–+) 35...hg4 36.hg4 Rh8 (better is 36...fg4 37.Kg4 Nf2 38.Kf3 Nd3 39.Rc4–+) 37.gf5 0–1. Adamski,Jan (2415) – Reschke,Stefan (2390), Giessen IM, 1994. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.d3 d6 6.g3 e5 7.Bg2 e4)

10.Qd4 Qf6 11.Qf6 Nf6 12.Nc3 Nc6 13.b5 Ne5 14.Ne5 de5 15.Rb1 Rb8 16.c5 Bd7 17.f4 ef4 18.gf4 c6 19.0-0 cb5 20.Nb5 Rfc8 21.Rfc1 Bb5 22.Rb5 Nd7 23.Bh3 a6 24.Bd7 ab5 25.Bc8 Rc8 26.Kf2 f5 27.Ke3 Kf6 28.Kd4 Rd8 29.Kc3 Rd5 30.Kb4 Rd2 31.Ka5 Re2 32.Kb6 Re7 33.c6 bc6 34.Rc6 Kg7 35.Kb5 Rb7 36.Rb6 Rb6 37.Kb6 g5 38.Kc5 gf4 39.Kd4 Kf6 40.Kd3 Ke5 41.Ke2 Kd4 42.Kf3 Ke5 43.h3 Kd5 44.Kf4 Ke6 45.a4 Kd5 46.Kf5 Kc4 47.Kg5 Kb4 48.Kh6 Ka4 49.h4 Kb3 50.Kh7 Kc3 51.h5 Kd4 52.h6 Kd5 53.Kg6 Kc4 54.h7 Kc5 55.h8Q Kc4 56.Kf5 Kd3 57.Qc8 Kd4 58.Qc6 Kd3 59.Ke5 Ke2 60.Kd4 Kf2 61.Qf6 Ke2 62.Qf5 Kd1 63.Kd3 Kc1 64.Kc3 Kd1 65.Qf1 1–0. orangotango (2390) – Thomaschuetz (2445), 2003.

10.Nd4 Qe7 A) 11.Qd3 Nf6 (11...f5 12.Nc3 a5 13.Nd5 Qf7 14.b5+=; 11...Re8 12.Be4 Qe4 13.Qe4 Re4 14.e3+=) 12.0-0 a5 13.b5 Nbd7 14.Nd2=; B) 11.0-0 f5 (11...Re8 12.Be4 Qe4 13.Nc3 Qg4 14.Nd5+=; 11...a5 12.Be4 Qe4 13.Nc3 Qg4 14.Nd5=; 11...c5 12.Nb5 Nc6 13.a3 a6 14.N1c3+=) 12.a3 a5 13.b5 Nd7 14.Qc2=; C) 11.Nd2 f5 (11...Nd2 12.Qd2 a5 13.ba5 Qe5 14.0-0+=) 12.e3 a5 13.b5 Nd7 14.0-0=.

10.Nd4 Re8 11.0-0 (11.Qd3 f5 (11...Qe7 12.e3 Nf6 13.0-0 a5 14.ba5=; 11...Nf6 12.0-0 a5 13.b5 Nbd7 14.Qc2=; 11...Qg5 12.Nc3 Nc3 13.Qc3 f6 14.c5+=) 12.0-0 a5 13.b5 Nd7 14.Nc3=; 11.Nd2 Nf6 (11...Nd2 12.Qd2 a5 13.ba5 c6 14.Nb3+=; 11...f5 12.e3 Bd7 13.0-0 Qe7 14.a3+=; 11...d5 12.cd5 Nf6 13.Qb3 c6 14.Qc3+=) 12.0-0 Qe7 13.e3 c5 14.Nc2+=) 11...Nd7 (11...Qf6 12.e3 c5 13.Be4 Re4 14.Nc3=; 11...Qe7 12.Be4 Qe4 13.Nc3 Qg4 14.Nd5+=; 11...a5 12.Qd3 Ng5 13.b5 a4 14.Nc3=) 12.Qc2 Nef6 (12...Qe7 13.Nc3 Nc3 14.Qc3+=) 13.a3 (13.Rd1 a5 14.c5+=) 13...Qe7 (13...a5 14.Nc3+=) 14.Re1 (14.Nd2+=) 14...h5 15.Nb5 Nf8 16.Qd2 a6 17.Nd4 N8d7 18.Nc3 c6 19.Rac1 h4 20.Na4 Ne4 21.Qf4 Qf6 22.Qf6 Nef6 23.Nb3 Rb8 24.Na5 d5 25.cd5 cd5 26.Nb3 b6 27.gh4 Ne5 28.Nc3 Attacking the isolated pawn on d5 28...Be6 29.Red1 The pressure on the isolated pawn grows 29...Rh8 30.Nd5 Rh4 31.Nf6 ½–½. googol (2395) – ginghis_khan (2440), gameknot.com, 2012. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.d3 e4 8.de4 Ne4 9.Bg7 Kg7)

10.Nd4 f5 A) 11.0-0 Qf6 (11...a5 12.b5 Qf6 13.Na3 Nd7 14.h3=; 11...Qe7 12.a3 a5 13.b5 Nd7 14.Qc2=; 11...c5 12.Nc2 Be6 13.Nd2 Nc3 14.Qe1=) 12.Na3 a5 13.b5 Nd7 14.h3=; B) 11.a3 a5 (11...Qf6 12.0-0 Nc6 13.e3 Be6 14.Ne6=; 11...c5 12.Nc2 a5 13.Be4 fe4 14.Nc3=; 11...Qe7 12.0-0 a5 13.b5 Nd7 14.Qc2=) 12.b5 Qf6 13.0-0 Nd7 14.Be4=; C) 11.Nd2 a5 (11...Qe7 12.e3 a5 13.b5 Nd7 14.0-0=; 11...Qf6 12.Ne4 fe4 13.0-0 a5 14.ba5=; 11...Na6 12.a3 Qf6 13.Ne4 fe4 14.0-0+=) 12.b5 Qe7 13.Qc2 Qf6 14.e3=.

10.Nd4 Ng5 A) 11.a3 Re8 (11...Qf6 12.Nc3 c6 13.h4 Ne6 14.e3+=; 11...a5 12.Nc3 Nh3 13.e3 Re8 14.b5+=; 11...Nh3 12.f4 Qe7 13.f5 Ng5 14.Nc3+=) 12.h4 Ne4 13.Nd2 Nf6 14.0-0+=; B) 11.Nc3 Nh3 (11...a5 12.b5 Re8 13.h4 Ne6 14.h5+=; 11...c5 12.Nc2 Nc6 13.Bc6 bc6 14.bc5+=; 11...Ne6 12.e3 a5 13.b5 Nd7 14.0-0+=) 12.Rb1 Re8 13.e3 h6 14.a4+=; C) 11.h4 Ne6 12.h5 Qf6 13.e3 a5 14.b5+=.

8.0-0 Nbd7 9.Ng5 c5 10.b5 a6 (better 10...Qc7!?=) 11.Bb7+/- Rb8 12.ba6 Qb6 13.Qb3 Qc7 14.Ne6 fe6 15.Nc3 Ng4 (15...Nb6 16.Nb5 Qd7 17.Na7+-) 16.Nb5 Qd8? (16...Qb6 17.Bf3 Ngf6 18.a7+-) 17.Bf3 (17.Nd6 Qg5+-) 17...Ngf6 (17...Rf3 18.ef3 Ngf6+-) 18.a7 Ra8 19.Ba8 Qa8 20.Qa3 Ng4 (20...Ne8+-) 21.Nc7 (21.Nc7 Qc6 22.a8Q Ra8 23.Qa8 Qa8 24.Na8+-) 1-0. marekt - sunaru1, gameknot.com, 2013.

8.Nbd2 Qd7 9.h4 h5 10.c5 Nc6 11.a3 Nd4 12.Nd4 ed4 13.Bd4 Bd5 14.Bd5 Nd5 15.Bg7 Kg7 16.cd6 cd6 17.Qb3 Qe6 18.Ne4 f6 19.0-0 Rac8 20.Rac1 Rc6 21.b5 Rcc8 22.a4 b6 23.Rc6 Rc6 24.bc6 Rc8 25.Rc1 f5 26.Nc3 Nc7 27.Qe6 Ne6 28.Nb5 Nc5 29.d4 Na4 30.Nd6 Rc7 31.Nb5 Re7 32.e3 a6 33.c7 Re8 34.Nd6 1–0. gentelmenjoe (1950) – dmitriy (1870), kurnik, 2012. (=1.Nf3 d6 2.g3 Nf6 3.Bg2 g6 4.b4 Bg7 5.Bb2 0-0 6.c4 e5 7.d3)

8.Nbd2 h6 9.Qb3 Qd7 10.h4 c6 11.a4 d5 12.Ne5 Qc7 13.Qc2 Nbd7 14.Ndf3 Ne5 15.Ne5 Nd7 16.cd5 Ne5 17.de6 fe6 18.0-0 Rad8 19.b5 c5 20.Rac1 b6 21.d4 Nd7 22.dc5 Nc5 23.Qg6 Qf7 24.Qg7 Qg7 25.Bg7 Kg7 26.a5 Rd2 27.e3 Rb2 28.ab6 ab6 29.Rb1 Rd2 30.f4 Rfd8 31.Rf2 Rf2 32.Kf2 Rd2 33.Kg1 Kf6 34.e4 h5 35.Bf3 Kg6 36.e5 Kf5 37.Bh5 Ne4 38.Rb3 Nc5 39.Re3 Rd1 40.Bd1 1–0. gentelmenjoe (1870) – dmitriy (1830), kurnik, 2012. (=1.Nf3 d6 2.g3 Nf6 3.Bg2 g6 4.b4 Bg7 5.Bb2 0-0 6.c4 e5 7.d3)

8.0-0 a6 9.a3 h6 10.e3 Bg4 11.h3 Bf3 12.Bf3 c6 13.Nd2 Qe7 14.Bg2 Rc8 15.Qc2 a5 16.c5 d5 17.e4 ab4 18.ab4 Ra1 19.Ra1 Re8 20.Ra7 Rd8 21.Nf3 d4 22.Nd2 Na6 23.Qa4 Rd7 24.Nc4 Kh7 25.Bf3 Kg8 26.Bd1 Qe6 27.Kg2 Ne4 28.Bg4 (better is 28.Nb6 Nf6 29.Nd7 Qd7 30.Bf3+–) 28...f5= 29.Bd1 Nc3 30.Bc3 dc3 31.Nb6 e4?? (31...Rd3 32.Bb3 Rd5 33.Rb7 c2 34.Nd5 cd5 35.Bc2 Kh7+–) 32.Nd7 (32.Nd7 Qd7 33.Qa6 ed3 34.Rb7+–) 1–0. Munoz Portugal,Guillermo – Senis,Enrico, Liape tt op email, 2003. (=1.c4 Nf6 2.Nf3 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.d3 Re8)

8.0-0 Na6 9.Qb3 c6 10.Nbd2 Qe7 11.Rac1 h6 12.Rfd1 Be6 13.a3 Nc7 14.e3 Nd7 15.Qc2 (15.d4 f5=) 15...f5 16.Nb3 g5 17.Nfd2 g4 18.Na5 Rab8 19.b5 cb5 20.Bb7 (worse is 20.Nb7 Rec8=) 20...bc4 21.Ndc4 Qf8 22.a4 (22.Nd6 Qd6 23.Qc7 Qb6+=) 22...Bc4= 23.Qc4 Ne6 24.Ba3 Nb6 25.Qb3 Qf7 26.Bc6 Red8 27.Nb7! Na4 (27...Rb7 28.Bb7 Combination) 28.Qa4 Rb7 29.Bb7 Qb7 30.Rc6 Kh7 (30...Bf8 31.d4 Ng5 32.Kg2+/–) 31.Bd6 Ng5 32.Bc7 (32.Kf1 Nf3+/–) 32...Rd7 33.Qc2 Qb5 34.Qc4 (34.h4 Nh3 35.Kf1 Qd5=) 34...Nf3+= 35.Kg2 Qc4 36.Rc4 h5 (36...Rd3 37.Rd3 Ne1 38.Kf1 Nd3 39.e4 fe4 40.Re4+/–) 37.Ba5 Rd5 (37...Kg6 38.Rc7 Rc7 39.Bc7+–) 38.Bb4 (38.Bc3 Rd6+/–) 38...Rd7 (38...a5 39.Bc3+/–) 39.Rc6 Rb7 40.Ba5 (40.Bc3 Rd7+/–) 40...Rb5 (40...Rd7 41.Rc7 Rc7 42.Bc7+–) 41.Ra6 Rb7 42.Rc1 Rd7 43.h3 Rb7 44.hg4 hg4 45.Rh1 Kg8 46.e4 fe4 47.de4 Kf7 48.Rc1 Ng5 49.Rc7 Rc7 50.Bc7 Ne4 51.Ra4 (51.Ra4 Nc5 52.Rg4+–) 1–0. Winbush,Jerome (1805) – Laczay,Istvan, SC–2011–0-00110, 2011. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.d3 e5 7.Bg2 Re8)

8.0-0 Na6 9.Qd2=.

8.0-0 c6 9.Nc3 Be6=.

8.0-0 c6 9.Nbd2 Nbd7 10.Qb3 Qc7 11.Rfc1 Nf8 12.a4 Bd7 (12...Bg4 13.a5=) 13.Bc3 (13.a5 Bg4=) 13...Bg4 (13...Rad8 14.a5=) 14.Qb2 N6d7 (14...Qd7 15.a5=) 15.h3 Bf5 (15...Be6 16.a5+=) 16.a5 a6 (16...h6 17.a6+=) 17.Rab1 (17.d4 Be6+=) 17...Rab8 (17...b6 18.Ra1+=) 18.Qa1 (18.e4 Be6+=) 18...f6 (18...Be6 19.Ng5+=) 19.Rb2 (19.e4 Be6+=) 19...Be6= 20.b5 Bf7 (20...ab5 21.cb5 d5 22.a6=) 21.Ne1 (21.b6 Qd8+=) 21...Ne6 (21...f5=) 22.Rcb1 (22.e3 f5=) 22...f5 (22...cb5 23.Qa3=+) 23.bc6 (23.b6 Qd8=) 23...bc6 24.Qa4 Rb2 25.Rb2 Rc8 26.e3 Nd8 (26...Nec5 27.Qc2=) 27.d4 e4 (27...Rb8 28.Rb8 Nb8 29.Nef3=) 28.Nc2 (28.Qa3 d5=) 28...c5 29.Bf1 Be8 (29...cd4 30.ed4 d5 31.cd5=+) 30.Qa3 Nc6 31.Be2 (31.f3 ef3 32.Nf3 Bf7=) 31...Bf7 (31...cd4 32.Nd4 Nc5 33.Rb6=) 32.Kg2 (32.d5 Nce5=) 32...Rb8 (32...cd4 33.ed4 Re8 34.Nb3=) 33.Rb8 Qb8 34.f3 ef3 35.Bf3 Nd8 36.Qa4 Qc7 37.Ba1 (37.Qb3 Nc6 38.Bc6 Qc6 39.d5 Qc7+=) 37...Bh6 (37...cd4 38.ed4 Bh6 39.Bc3=) 38.d5 (38.dc5 dc5 39.Bb2 Qd6=) 38...Qb7 (38...Ne5 39.Be2=) 39.Qa3 (39.Nb3 Be8=) 39...Bg7 (39...Ne5 40.Be5 de5 41.Kh2= (41.Qc5? Qb2 42.Nf1 Qc2 43.Kg1 Qb3–+)) 40.e4 (40.Bg7 Kg7 41.e4 Ne5+=) 40...Ne5 (40...fe4 41.Be4 Ne5 42.Ne3=) 41.Ne3 Nf3 (41...fe4 42.Ne4 Qc7 43.Be5 Be5 44.Ng4+=) 42.Kf3 Be8 (42...Ba1!? 43.Qa1 Qb4+–) 43.ef5+– Nf7 (43...Qd7 44.g4+–) 44.fg6 (44.Bg7 Kg7 45.Ne4 Kg8+–) 44...hg6 (44...Ng5 45.Kg2 Bg6 46.Bg7 Qg7 47.Nef1+–) 45.Bg7+– Kg7 (45...Ng5 46.Ke2 Qg7 47.h4+–) 46.Ng4 (46.Kg2 Ne5+–) 46...Bd7+– 47.Qc3 Kf8 48.Nf2 Ne5 49.Ke2 (49.Ke3 Bc8+–) 49...Bf5 (49...Qb4!? 50.Qb4 cb4+–) 50.g4+– Bd7 (better 50...Bc8+–) 51.Nfe4 Ke7 (51...Qb8 52.Nf3 Qb4 53.Ne5 de5 54.Qb4 cb4+–) 52.Nd6! (52.Nd6 Kd6 53.Ne4 Ke7 54.Qe5 Kd8 55.Qf6 Kc7 56.Nc5+–) 1–0. Jablonicky,Martin (2190) – Skreno,Vladimir (2245), TCh–SVK, 2016. (=1.c4 Nf6 2.Nf3 g6 3.b4 Bg7 4.Bb2 d6 5.g3 0-0 6.Bg2 e5 7.d3 Re8)

8.0-0 c6 9.Nbd2 Nbd7 10.Ne4 Nf8 11.Rc1 Ne6 12.Qd2 Qe7 13.Rfd1 Rd8 14.Nf6 Bf6 15.c5 Nd4 16.Re1 Ne6 17.Qe3 dc5 18.bc5 Nd4 19.Bd4 ed4 20.Qe7 Be7 21.Rc2 Be6 22.Rb1 Rab8 23.Rcb2 Bc5 24.Rb7 Rb7 25.Rb7 Ba2 26.Ne5 Be6 27.Nc6 Rd6 28.f4 (28.Na7? Ra6 29.Be4 Ra7 30.Ra7 Ba7–+) 28...Rd7 29.Rb5 Bb6 30.Kf2 ½–½. Waestfelt,Torsten – Andersson,F, Sweden ch corr SSKK SM 1974, 1974. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.d3 Re8)

8.0-0 c6 9.e4 a5 10.a3 ab4 11.ab4 Ra1 12.Ba1 Na6 13.Bc3 b5 14.Nbd2 Qb6 (14...Bg4 15.cb5 cb5 16.Qc2=) 15.Qa1 (15.d4 Bg4 16.c5 Qd8 17.de5 de5+=) 15...Bb7 (15...Be6!?=+) 16.d4+= ed4 17.Bd4 Qd8 18.Rb1 (18.cb5 cb5 19.Rb1 Nc7=) 18...c5 (18...bc4 19.Qc3=+) 19.bc5 (19.cb5 Nb4 20.e5 Nc2–/+) 19...dc5= 20.Bf6 (20.Rb5 Be4 21.Be5 Bf3 22.Nf3 Re6+=) 20...Bf6+= 21.e5 Bg7 22.cb5+/– Nb4 23.Qa7 Bf3 24.Nf3 Qd3 25.Re1 Nc2 26.Rf1 Qb5+= 27.Ng5 Rf8 28.Bd5 Qb8 29.Qc5 Qe5 30.Nf7 Qb2 31.Ng5 Kh8 32.Ne6 Rb8 33.Ng7 Kg7 34.Be4 Nd4 35.Rb1 Qb1 36.Bb1 Rb1 37.Kg2 Nf5 38.g4 Nh6 39.Qe5 Kg8 40.Qe4 Rb8?? 41.Qf4 (41...Rb1 42.Qh6+–) 1–0. Vokac,Marek (2485) – Rasik,Vitezslav (2425), CZE–ch Czechia, 1994.

8.0-0 Bd7 9.Qc2 Nc6 10.b5 Ne7 11.a4 Qc8 12.Rc1 Bh3 13.Bh1 Nh5 (13...Qg4 14.a5=) 14.Nbd2 f5? (better 14...Nf4 15.Re1 a6=) 15.Ng5+- h6? (better 15...f4 16.Nh3 Qh3 17.Bb7 fg3 18.hg3 Rab8+/-) 16.Nh3 f4 17.Bg2 Qg4 (17...fg3 18.hg3 g5 19.Kh1+-) 18.Ne4 fg3 19.hg3 (better 19.fg3 Rf8 20.a5+-) 19...Nf5 (19...Rac8 20.Kh2+-) 20.e3 (better 20.f3 Ne3 21.fg4 Nc2 22.Rc2+-) 20...Ne3 (20...Ne7 21.Qd1 Qd1 22.Rd1+-) 21.fe3 (21.fe3 Ng3 22.Nef2+-) 1-0. Spiritchaser84 (2245) - Kyrie_rs (1790), Rated Bullet game, lichess.org, 2014. (=1.Nf3 (A15: English Opening: 1...Nf6) 1...Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.d3 Re8)

8.0-0 Nbd7 9.Qb3 c6 10.Nc3 Nh5 11.e3 f5 (11...Nhf6 12.d4=) 12.c5+= d5 Black prepares the advance e4 13.e4 Ndf6 14.ed5 Nd5 15.Nd5 cd5 16.Rfe1 e4 17.de4 Bb2 18.Qb2 de4 19.Rad1 Qf6 20.Qf6 (20.Nd4 Be6+=) 20...Nf6 21.Nd4 Bd7 22.b5 White plans c6 22...Rac8 23.Rc1 White intends c6 23...Re5 (23...Be6 24.c6 Rc7 25.a3=) 24.c6 bc6 25.bc6 Be8 26.Bf1 Ra5 27.Red1 Bf7 28.c7 Ra2?? (better 28...Kg7+=) 29.Nf5!+- Rc7 (29...gf5 30.Rd8 Double attack) 30.Rc7 (30.Rd8!? Ne8 31.Rc7 gf5+-) 30...gf5 31.Rf7! (31.Rf7 Kf7 32.Bc4 Kg6 33.Ba2+-) 1-0. Kiseleva,A (2015) - Zhurov,S (2310), Korchnoi Memorial Open, 2019. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.d3 Re8)

8.0-0 Nbd7 9.Qc2 e4 10.de4 Ne4 11.Bg7 Kg7 12.Nd4 Ndf6 13.f3 Ng5 14.e4 Bh3 15.b5 Bg2 16.Kg2 Qd7 17.Nc3 h5 18.Qd2 Ne6 19.Nd5 Nd5 20.cd5 Nc5 21.h3 Re5 22.a4 Rae8 23.a5 Kh7 24.g4 Kg7 25.Qf4 ½–½. Bolding – Makarev, Lyon 1993.

8.0-0 e4 9.de4 Re4 10.Ne5 +/–.

8.0-0 e4 9.de4 Ne4 10.Bg7 Kg7 11.Nd4 Qf6 12.Qd3 Qe5 13.e3 c5 14.Qe4 Qe4 15.Be4 cd4 16.Nd2 de3 17.fe3 f5 18.Bd5 Nc6 19.a3 Re3 20.Rfe1 Re1 21.Re1 Kf8 22.b5 Ne5 23.a4 a6 24.Re2 ab5 25.ab5 Ra1 26.Kg2 Rc1 27.h3 b6 28.Kf2 Nd3 29.Ke3 Nb4 30.Kd4 Rg1 31.Bf3 Nc2 32.Kc3 Ne1 33.Re3 Nf3 34.Rf3 Rh1 35.h4 Bb7 36.Re3 Kf7 37.Re2 h6 38.Kd4 Rg1 39.Re3 Rd1 40.Kc3 Kf6 41.Re8 Rg1 42.Re3 g5 43.Rd3 Ke7 44.hg5 hg5 45.Re3 Kd7 46.Kd3 Rg2 47.Kc3 f4 ½–½. Nielsen,Bjarne (1710) – Pereira,Joao (1720), IECG, 2004.

8.0-0 e4 9.de4 Ne4 10.Bg7 Kg7 11.e3 a5 (11...Nc6 A) 12.b5 Nb8 (12...Ne5 13.Ne5 Re5 14.Nd2 Nd2 15.Qd2 Qf6 16.Rad1 Rc5 17.Qd4=; 12...Qf6 13.Nbd2 Nc3 14.Qb3 Na5 15.Qb4 Ne2 16.Kh1 Qc3 17.a3+=) 13.Qd4 Qf6 14.Qf6 Nf6 15.Nc3 Nbd7 16.Nd4 Nc5 17.a4=; B) 12.a3 Qf6 (12...Bg4 13.Nbd2 Qf6 14.Ne4 Re4 15.h3 Bf3 16.Qf3 Rc4 17.Qf6+=; 12...a5 13.Nd4 Nd4 14.Qd4 Qf6 15.Qf6 Kf6 16.f3 Ng5 17.Nc3+=) 13.Nd4 Nd4 14.Qd4 a5 15.Qf6 Kf6 16.f3 Ng5 17.Nc3+=) 12.Qd4 (12.b5 a4 (12...Nd7 13.Nbd2 Ndc5 14.Ne4 Ne4 15.Nd4 Qf6 16.b6 c6 17.Qc2=; 12...Qf6 13.Nd4 Nd7 14.Be4 Re4 15.Nc3 Re8 16.Nd5 Qd8 17.Rb1+=) 13.Nd4 Qg5 14.b6 c6 15.Na3 Nd7 16.Be4 Re4 17.Qc2+=) 12...Qf6 (12...Kg8 13.b5 Qe7 14.Nbd2 Nc5 15.Nb3 Ne4 16.Nfd2 Ng5 17.a4+=; 12...f6 13.b5 Qe7 14.Rd1 Bf5 15.Nh4 Bc8 16.Nd2 Nc5 17.Nb3=) 13.b5 (13.Qf6 Kf6 14.b5 Nd7 15.Nd4 Ndc5 16.f3 Ng5 17.Nc3+=) 13...Bf5 (13...Nd7 14.Rd1 a4 15.Nfd2 Nd2 16.Nd2 Nc5 17.Nf1=) 14.Rc1 (14.Nh4 Bc8 15.Re1 g5 16.Be4 Re4 17.Qe4+=) 14...Nd7 (14...g5 15.Nbd2 h6 16.Re1 Bh7 17.h4+=) 15.Nh4 Qd4 (15...Ndc5 16.Nf5 gf5 17.Rd1+=) 16.ed4 c5 17.bc6 bc6 18.Nc3 Ndf6 19.Nf5 gf5 20.Ne2 Rab8 21.Nf4 Rb4 22.Nd3 Ra4 23.a3 Rb8 24.Bf3 ½–½. daverundle (2240) – chrisobee (2160), gameknot.com, 2007. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.d3 Re8)

8.0-0 Nh5 9.Nc3 Nc6 10.b5 Nd4 11.e3 Ne6 12.Qe2 f5 13.Nd2 Nf6 14.Kh1 Rb8 15.Nd5 Bd7 16.a4 c6 17.Nf6 Bf6 18.Nb3 a6 19.b6 (better is 19.Rfc1!?=) 19...Qb6–/+ 20.Qc2 c5 21.Bd5 Bc6 22.f4 Kg7 23.fe5 Be5 24.Be5 de5 25.e4 fe4 26.de4 Bd7 27.a5 Qc7 28.Rf2 Rf8 29.Raf1 Rf2 30.Rf2 Rf8 31.Rf8 Kf8 32.Qf2 Kg7 33.Be6 Be6 34.Qc5 Qc5 35.Nc5 Bc4 36.Kg2 Kf7 37.Nd7 (worse is 37.Nb7 Ke6–/+) 37...Ke6 38.Nf8 Ke7 39.Nh7 Bb5 40.Kf3 Bc6 41.Ng5 Ba4 42.h4 Bd1 43.Ke3 Bb3 (43...Ba4!?=) 44.Kd3+/– Ba4 ½–½. pawnraider (2065) – heaterhog (2020), gameknot.com, 2015. (=1.b4 Nf6 2.Bb2 g6 3.Nf3 Bg7 4.c4 0-0 5.g3 d6 6.d3 e5 7.Bg2 Re8)

8.0-0 Nh5 9.Nc3 f5 10.Nd2 (10.Qd2 Nf6=) 10...Kh8 (10...c6 11.e3=) 11.e3 Nd7 12.Qc2 Ndf6 13.a4 Rb8 14.a5 a6 15.b5 Be6 16.Rfc1 Qd7 17.ba6 ba6 18.Rab1 Kg8 19.c5 f4 20.ef4 ef4 21.cd6 cd6 22.Na4 fg3 23.hg3 Bf7 24.Nb6 Qf5 25.Ndc4 Re6 26.Re1 Ng4 27.Re6+= Be6 28.Bg7 Ng7= 29.Nd6 Qa5 30.Nbc4 Qc7 31.Rb8 Qb8 32.Qa4 Ne5 33.Ne5 Qd6 34.d4 Nf5 35.Nc6 Ng3?? 36.d5?? Ne2+= 37.Kf1 Nc3 38.Qa5 Nd5 39.Bd5 ½–½. Sandstroem,Boerje (2410) – Ottesen,Soeren Rud (2400), 8th Baltic Sea Team Tournament, 2008.

8.0-0 Nh5 9.Nc3 Nf6 10.a3=.

8.Nc3 Nc6 9.b5 Ne7 10.0-0=.

8.Nc3 e4 9.de4 (9.Ne4 Ne4 10.Bg7 Nf2 11.Kf2 Kg7+=) 9...Ne4 10.Qc1 Nc3 (10...Qf6 11.Nd1 Qe6 12.Bg7 Kg7 13.Ne3=) 11.Bc3 Qe7 (11...a5 12.Bg7 Kg7 13.Qc3 f6 14.b5=) 12.e3 (12.0-0 a5 (12...Qe2?? 13.Bg7 Qe7 14.Qh6+–) 13.a3 Nc6= (13...Qe2 14.Bg7 Kg7 15.Re1+–)) 12...Nc6 (12...Bc3 13.Qc3 a5 14.b5=) 13.Bg7 Kg7 14.0-0 (14.Qc3 Qf6 15.Qf6 Kf6=) 14...Qf6 15.b5 Ne5 16.Ne5 Re5 17.Qc3 (17.Qd2 a6 18.Rab1 ab5 19.cb5 Be6=) 17...Rc5 (17...a6 18.a4=) 18.Qf6 (18.Qb4 a6=) 18...Kf6 19.Rfc1 (19.Rfd1 Ke7=) 19...Rb8 (19...a6 20.Rcb1=) 20.a4 (20.Rc3 Be6=) 20...Be6=+ 21.Bf1 a5 (21...g5 22.Bd3=) 22.Bd3 Re8 23.h4 Bf5 24.Be2 (24.Ra3 c6=) 24...h6 25.Rd1 g5 (25...b6 26.Rd5=) 26.Rd4 b6 (26...Be4 27.hg5 hg5 28.b6=) 27.g4 (27.Bf3 Bc2=) 27...Bg6 (27...Be4 28.h5=) 28.h5 Bh7 (28...Be4 29.Rc1=) 29.Kg2 (29.Bf3 Re7=) 29...Be4 (29...Ke5 30.Rc1=) 30.f3 (30.Bf3 Bc2+=) 30...Bb7 31.Kf2 Rce5 32.e4 Rc5 (32...R5e7 33.Rad1=) 33.Rad1 Ke5 34.Kg3 (34.Ke3 f6=) 34...Re6= 35.R1d2 Rf6 36.Bd1 Rf4 37.Be2 Ke6 (37...Rf6 38.Kf2=) 38.Bd1 Ke5 39.Be2 Bc8 (39...Rf6!?=) 40.Rd5+– Ke6 41.Rc5 dc5 42.Rd8 Bd7 43.Rh8 (43.Bd3 Kd6+=) 43...Rf6 44.Kf2 (44.Rb8 Kd6+=) 44...Ke5= 45.Ke3 Rd6 46.Rh7 (46.Bd3 c6=) 46...Rf6 47.Rh8 Rd6 48.Rh7 Rf6 49.Rh8 ½–½. Wiszniowski,Eugeniusz (1820) – Kwiatkowski,Andrzej (1865), 33rd YMCA Winter, 2007. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.d3 Re8)

8.Nbd2 a5 9.a3 Bd7 10.0-0 Qc8 11.Ng5 h6 12.Nge4 Ne4 13.Be4 f5 14.Bg2 Bc6 15.e4 Rf8 16.Nb3 ab4 17.ab4 Ra1 18.Qa1 f4 19.f3 fg3 20.hg3 Bd7 21.d4 Nc6 22.b5 Nd4 23.Nd4 ed4 24.Bd4 Bd4 25.Qd4 Bh3 26.g4 Bg2 27.Kg2 Qe6 28.Qd5 Qd5 29.cd5 g5 30.Rc1 Rf7 31.b6 cb6 32.Rc8 Kg7 33.Rd8+– Kg6 34.Rd6 Rf6?! 35.Rf6 Kf6 36.d6 b5 37.Kf2 Ke6 38.e5! Kd7 39.Ke3 Kc6 40.Kd4 b6 41.Kc3 Kd7 42.Kb3 b4 43.Kb4 Kc6 44.Kc4 b5 45.Kb4 (45.Kb4+–) 1–0. Kasiak,Miroslav – Munk,Lubomir, Bratislava Slovan op, 1993.

8.Nbd2 a5 9.a3 e4 10.de4 Ne4 11.Bg7 Kg7 12.Qb1?? (better is 12.Ne4 Re4 13.Nd4+=) 12...Nc3–/+ 13.Qb2 (better is 13.Qb3!? Ne2 14.Qb2 Qf6 15.Qf6 Kf6 16.Kf1–+) 13...Re2–+ 14.Kf1 Qf6 15.Rc1 (15.Qb3 a4 16.Qc3 Rf2 17.Kf2 Qc3–+) 15...Rf2!! 16.Kg1 (16.Kf2 Ne4 Double attack) 16…Ne2 (16...Ne2 17.Kf2 Qb2 18.Ke2 Qa3 19.ba5 Ra5–+) 0–1. Spieker,Hans_Joachim (1980) – Ljuboschiz,Alexander (2165), Lingen GER, Open, 2012. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.d3 Re8)

8.Nbd2 a6 9.0-0 Bd7 (9...Bg4 10.Qb3=) 10.a4 Qc8 11.b5 (11.Qb3 Bh6+=) 11...Bh3= 12.e3 (12.Qb3 Bg2 13.Kg2 Nbd7+=) 12...Bg2 13.Kg2 Nbd7 14.d4 (14.Nb3 Nh5 15.Kg1 e4 16.Bg7 Kg7 (worse is 16...ef3 17.Bb2+/–) 17.de4 Nhf6=) 14...ed4 (14...e4 15.Ng5 ab5 16.cb5+=) 15.Bd4 Nf8 (15...Nc5 16.Qc2+=) 16.b6 (16.Re1 Ne6=) 16...Ne6 (16...cb6 17.Bb6 Ng4 18.Rb1=) 17.Rb1 (better is 17.bc7 Qc7 18.Rb1=) 17...c5?? (better is 17...Nd4 18.Nd4 c5–/+) 18.Bf6+/– Bf6 19.Ne4 Be7 20.Nd6 Bd6 21.Qd6 Rd8 22.Qe5 (22.Qe7!? Qc6 23.Rfd1+/–) 22...Qc6= 23.a5 ½–½. Theilig,Reinhard (1675) – Kohlmeyer,Dagobert (1885), Berlin GER, Lichtenberger Sommer, 2014. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 d6 5.g3 0-0 6.Bg2 e5 7.d3 Re8)

8.Nbd2 c6 9.0-0 Na6 10.a3 Prevents intrusion on b4 10...Nc7 11.Qc2 Ne6 12.e3 Prevents intrusion on d4+f4 12...b6 13.c5 dc5 (better 13...bc5 is the best option Black has 14.bc5 Nc5 15.Ne5 de5 16.Qc5 Rb8=) 14.Ne5+- Bb7 15.b5 Nd5 (15...Rc8 16.bc6 Ba8 17.Qb3+/-) 16.Nc6 (16.bc6!? Ba6 17.Qb3 Nec7+-) 16...Bc6 17.bc6 Rc8 18.Bg7 Kg7 19.Qc4 (19.Qb2 Qf6 20.d4 Nec7+-) 19...Nec7 (better 19...Ne7!?+/-) 20.d4+- cd4 21.Qd4 Qf6 22.Qf6 (22.Bd5?! Qd4 23.ed4 Nd5=) 22...Kf6 23.Rfc1 Red8 24.Rc2 Ne6 25.Rac1 Nc5 26.Ne4 Ne4 27.Be4 Nc7 28.a4 Rd6 29.h4 Rcd8 30.Kg2 h5 31.Kf3 Ke5 32.Rc4 Rd2 33.Bc2 R8d6?? (better 33...Ne6+= was a good chance to save the game) 34.Re4+- Kf6 35.Bb3 Kg7 (35...Rb2 36.Rf4 Ke5 37.Bf7 a5+-) 36.Re7 Rf6 (36...R2d3 hardly improves anything 37.Bf7 Rf6 38.Ke4 Rf7 39.Rf7 (39.Kd3 is a weaker possibility 39...Re7 40.f3 Kf6-+) 39...Kf7 40.Kd3+-) 37.Ke4 Rb2 (37...Na8 doesn't change the outcome of the game 38.Ra7 Rd8 39.c7 Re8 40.Kd4+-) 38.Rc7 Rb3 39.Rd7 Re6 40.Kd4 Rb4 41.Kd3 Rb3 42.Ke2 Rb2 43.Ke1 Rf6 (43...Re8 doesn't get the bull off the ice 44.c7 Rc8 45.Rc6+-) 44.f4 (better 44.c7 and White can already relax 44...Rff2 45.c8Q Rbe2 46.Kd1 Re3+-) 44...Rb3 (44...Re6 praying for a miracle 45.Rc3 Re8+-) 45.c7 Re6 46.c8Q Ree3 47.Kd2 Rg3 (47...Re2 cannot undo what has already been done 48.Ke2 Rb2 49.Ke1 Re2 50.Ke2 a5 51.Qe8 Kh7 52.Rf7 Kh6 53.Qf8) 48.Rf7! Mate attack... (48.Rf7 Kf7 49.Qd7 Kf6 50.Rc6) 1-0. Onkoud,A (2315) - Farazi,K (2060), 43rd Olympiad, 2018. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.d3 Re8)

8.Nbd2 Nbd7 9.0-0 c6 10.Qc2 h6 11.a4 a5 12.b5 c5 13.e3 Qe7 14.Bc3 Ra7 15.e4 b6 16.Qb2 Nf8 17.Ne1 Ne6 18.Nc2 Nd4 19.Rae1 (19.Nd4? ed4 20.Bd4 cd4–+; 19.Bd4?! ed4 20.Rae1 Ng4=) 19...h5 20.Ne3 (< 20.Nd4 ed4 21.Bd4 cd4–+) 20...Bh6 21.f4 h4 22.Nd5 Nd5 23.ed5 hg3 24.hg3 Qd8 25.Bd4 cd4 26.Nf3 ef4 27.Nd4 Re1 28.Re1 Re7 29.Rf1? Qe8?? 30.gf4+= Bg7 31.Qf2 Re3 32.Ne6! Rd3 33.Ng7 Qe3 34.Re1 Qf2 35.Kf2 Kg7 36.Re8 Bf5 37.Rd8 Rd4 38.Kg3 Rc4 39.Rd6 Ra4 40.Rb6 Rb4 41.d6 a4 42.Ra6 Rb5 43.Ra4 Rb3 44.Kf2 Rd3 45.Ra6 Rd2 46.Kg3 Rd3 47.Kf2 ½–½. Mattson,D (2080) – Wasiluk,K (2210), 3rd Inv FIDE MN, Saint Paul USA, 2010.

8.Nbd2 Nbd7 9.0-0 c6 10.Ne4 Nb6 11.Nd6 (11.Nf6 Bf6 12.Nd2 Be6+=) 11...Qd6+= 12.c5 Qc7 13.cb6 ab6 14.a4 Nd5 15.b5 Qd6 (15...Bg4 16.Qd2+=) 16.Nd2= Bd7 (16...Be6!?=) 17.Nc4+= Qc7 18.Rc1 (18.Qb3 Bf8+=) 18...Ne7 (18...Be6!?=) 19.d4+= ed4 20.Bd4 Bd4 21.Qd4 Ra4 22.Qb6 Qb6 23.Nb6 Rd4 24.e3 Rd2 25.Nc4 Ra2 26.Ne5 Be6 27.bc6 bc6 28.Nc6 Nc6 29.Rc6 (29.Bc6 Rd8+=) 29...Rd8 30.h4 Bd5?? (better is 30...Rdd2=) 31.Rd1+– Ra5 32.Rc2 Kg7 33.Rcd2 Bg2 34.Kg2 (34.Kg2 Rd2 35.Rd2+=) 1–0. Vlcek,Marek (1950) – Eisner,Oldrich (1830), Ricany CZE, Open, 2012. (=1.Nf3 g6 2.c4 Nf6 3.b4 Bg7 4.Bb2 0-0 5.d3 d6 6.g3 e5 7.Bg2 Re8)

8.Nbd2 Bg4 9.Qb3 e4 (9...a5 10.ba5 Bc8 11.c5=) 10.Ne4 Ne4 11.de4 Bb2 (< 11...Re4 12.Bg7 Kg7 13.Qc3 Qf6 14.Qf6 Kf6 15.Ng1+–) 12.Qb2 Re4? (better is 12...Nc6 13.0-0 Qe7+=) 13.Nd4+– Qe7 (better is 13...Bf5+–) 14.Be4. gonso (2300) – gbsr (2210), net–chess.com, 2003.

8.Nfd2 c6 9.0-0 a5 10.a3 (10.b5 cb5 11.cb5 d5=) 10...ab4 11.ab4 Ra1 12.Ba1 Qb6 13.Qa4 Na6 14.Bc3 d5 (14...Bg4!? 15.Re1 Ra8=+) 15.cd5= cd5 16.Bd5 Bd7 17.Qb3 Nd5 18.Qd5 Bh3 19.Nc4 Will e5 fall? 19...Qc7 20.Rc1 Rd8 21.Qa5 Qc8? (better 21...Qa5!? 22.ba5 f6+/-) 22.Nbd2+- (22.Ne5?! b6 23.Qa3 Qe6+/-; 22.Be5?! Be5 23.Qe5 Qc6+/-) 22...Qa8 (22...b5 23.Ne3 Nc7 24.Bb2+-) 23.Qb6 (23.Ne4 b5 24.Qb5 f5+-) 23...Rc8 24.b5 (better 24.Ne4!? Rc6 25.Qa5+-) 24...Nc7+/- 25.Ra1 (25.Ne5?? Nd5 26.Qd6 Nc3-+; 25.Be5 Be5 26.Qc5 Bb2=+) 25...Qb8 26.e4 (26.Ne5?? Nd5 27.Qa5 Nc3-+; 26.Be5?! Be5 27.Ne5 Nd5+/-) 26...Ne6 27.Nf3 Rd8 (27...f6 28.Bb4 Qc7 29.Qc7 Nc7 30.Ra7 Nb5 31.Rb7+/-) 28.Qe3 (28.Be5!? Be5 29.Nfe5 Qc8+-) 28...Nd4+/- 29.Bd4 ed4 30.Qe1 Be6 31.Nfd2 h5 (31...Qc7 32.Ra7+/-) 32.f4 f5 33.e5 Qc7 34.Rc1 Qc5 35.Rb1 (35.Nd6!? Qa3 36.Nb7+-) 35...Bf8+/- 36.h4 Ra8 37.Rb2 Bd7 Attacking the isolated pawn on b5 38.Qb1 Be7 39.Kh2 Kg7 40.Kg1 Ra7 (40...Kg8 41.Nb3 Qa7+/-) 41.Nb3 Qb5 42.Nba5 (42.Kh2 Ra4 43.Nd4 Qc5+=) 42...Qa4 (42...Qd5 43.Rb7 (43.Nb7 Bc6 44.Kh2 Rb7-+) 43...Qf3 44.Ra7 Qg3 45.Kh1 Qh3 46.Kg1 Qg3 47.Kf1 Qf3 48.Kg1 Qg3=) 43.Ra2 (43.Rb7!? Rb7 44.Nb7+= (worse 44.Qb7 Qd1 45.Kf2 Qc2 46.Kg1 Qd1 47.Kg2 Qe2 48.Kh3 Qg4 49.Kh2 Qe2 50.Kg1 Qd1=)) 43...Qb4= 44.Rb2 Qa4 45.Ra2 ½-½. Atakhan,Abtin (2175) - Pour Agha Bala,Amirreza (2360), 17th Caspian Cup, 2019. (=1.c4 Nf6 2.Nf3 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.d3 Re8)

8.e4 Bg4 9.Nbd2 c6 10.h3 Bf3 11.Bf3 Qb6 12.Rb1 Nbd7 13.0-0 a5 14.a3 ab4 15.ab4 Bh6 16.Bc3 Ra3 17.Rb3 Ra2 18.c5 (18.Nb1!?=) 18...dc5–/+ 19.Nc4 Qa7 20.b5 cb5 21.Rb5 Re6 22.Qb3 b6 23.Rb1 Ra6 24.Kg2 Bf8 25.Bd1 Be7 26.Qb2 Ra2 27.Qc1 Bd8 28.Bb3 Ra6 29.Ne3 Rd6 30.Bc4 Qa8 31.Kh2 Ra4 32.Qc2 Rd4 (better is 32...Bc7=) 33.Bd4+/– cd4 34.Nd5 1–0. Kalinitschew,Sergey (2450) – Niehaus,Frank (2130), Berlin op, 2006. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0-0 5.c4 d6 6.Bg2 e5 7.d3 Re8)

8.e4 Bg4 9.Nbd2 Nc6 10.b5 Nb8 (10...Nd4 11.h3 Nf3 12.Nf3+=) 11.0-0= Nbd7 12.Nb3 Nc5 13.Qc2 (13.Nc5 dc5 14.h3 Bf3 15.Bf3 a6=) 13...Bf3 (better is 13...Na4!?+=) 14.Bf3+= h5 15.Rad1 Qe7 16.Bg2 (16.Bc3 a6+=) 16...Ne6 17.Bc1 h4 18.Qe2 (worse is 18.gh4 Nh5–/+) 18...a6 19.a4 ab5 20.ab5 Nd7 21.Be3 Ndc5 22.Nc1 (22.Nc5 Nc5 23.Rb1 Ra3=) 22...hg3 (22...Nd4 23.Qg4–/+) 23.hg3 Nd4 24.Qg4 Qe6 (24...Ra3 25.Rd2–/+) 25.Qh4 (25.Bh3+=) 25...Qe7 26.Bg5 (26.Qg4 Ra3 27.Rd2–/+) 26...f6 27.Be3 g5 (27...Nc2!?–/+) 28.Qh5= Qf7 29.Qh1 Qg6 30.Bd4 ed4 31.f3 Kf7 32.Bh3 (32.Ne2 Rh8 33.Bh3 Ra2+=) 32...Rh8 (32...g4 33.fg4 Bh6–/+) 33.Qg2? (better is 33.Ne2!?–/+) 33...g4–+ 34.Bg4 Bh6 35.Qc2? (better is 35.Rde1 Rag8 36.Re2 Be3 37.Re3 de3 38.Re1–+) 35...Be3 (better is 35...Bc1 36.Kg2 Be3–+) 36.Kg2= Qh6 (better is 36...Ra3!? 37.Rh1 Rh1 38.Rh1 Qg5=) 37.Rh1+= Qh1?? (better is 37...Qg7+=) 38.Rh1+– Rh1 39.Kh1 Ra1 40.Bh5 (better is 40.Kh2 Rc1 41.Qe2+–) 40...Kg7? (40...Kf8 41.Kh2 Bc1+–) 41.Kg2 (41.Kh2!? Kh6 42.Be8 Bc1+–) 41...Rc1 42.Qe2 Nd7 (42...Rg1 43.Kh2 f5+–) 43.f4 f5 44.ef5 Nf6 45.Bf3 b6 (45...d5 46.Bd5 b6 47.Bc6+–) 46.Qa2 Rg1 (46...d5 47.Qa3 Rg1 48.Kh2+–) 47.Kh3 Rf1 (47...d5 48.Qa7 Bf2 49.Qc7 Kg8 50.Qd8 Kf7 51.Bg2 Bg3 52.Bd5 Nd5 53.Qd5 Ke7 54.Qe6 Kd8 55.f6 Bf4 56.Qb6 Kc8 57.Qc6 Kd8 58.f7 Rh1 59.Qh1 Ke7 60.Qe4 Be5 61.Qe5 Kf7 62.b6 Kg6 63.b7 Kf7 64.b8Q Kg6 65.Qb7 Kh6 66.Qbg7) 48.Qa8 (better is 48.Qa7 Rf3 49.Qc7 Kg8 50.Qc8 Kf7 51.Qb7 Kf8 52.Qf3+–) 48...Kh7 (48...Bd2 49.Qd8 Re1+–) 49.Bg2 (49.Qf8 Ng8 50.Qf7 Kh8 51.f6 Rh1 52.Bh1 Nf6 53.Qf6 Kg8 54.Bd5 Kh7 55.Qf7 Kh6 56.f5 c6 57.Qg6) 49...Re1 50.Qf8 1–0. Sobay,Kahraman (2110) – Eden,Y (1830), Turkish Cup, 2015. (=1.Nf3 Nf6 2.c4 d6 3.g3 g6 4.b4 Bg7 5.Bb2 e5 6.Bg2 0-0 7.d3 Re8)

8.e4 h6 9.Nbd2 Be6 10.0-0 a5 11.a3 Nc6 12.b5 Ne7 13.Qc2 Qd7 14.Rfe1 Bh3 15.Bh1 Nh5 16.d4 ed4 17.Bd4 Nc8 18.Bg7 Ng7 19.e5 Bf5 20.Qc3 Nb6 21.Nd4 (21.ed6!? cd6 22.Re8 Qe8 23.Re1+/–) 21...Na4+= 22.Qe3 de5 23.N4b3 c6 24.bc6 bc6 25.Qh6 Bc2 26.Ne4 Be4 27.Be4 Nf5 28.Qg5 Kg7 29.Rac1 f6 30.Qg4 Qd3?? (better is 30...Reb8 31.Red1 Qc8+/–) 31.Na1 (better is 31.Bd3 Ne7 32.Nd4+–) 31…Qa3 (31...Qa3 32.Bf5 g5+–) 0–1. Atay,Sergen (1710) – Soysal,Serkan (2095), Kocaeli TUR, World Ch U20 (b), 2013. (=1.c4 Nf6 2.Nf3 g6 3.b4 Bg7 4.Bb2 0-0 5.d3 d6 6.g3 e5 7.Bg2 Re8)

9.a3 ab4 10.ab4 Ra1 11.Ba1 c6 12.Nc3 d5 13.cd5 cd5 14.e3 Nc6 (14...Qd6 15.b5=) 15.b5= Na5 16.Na4 Nd7 17.Bc3 b6 18.Qa1 Nb7 19.Qa2 Ndc5 20.Nc5 bc5 21.Nd2 d4 22.ed4 ed4=+ 23.Bb2 Nd6 24.Qd5 Bf5 25.Nc4 Nb5–/+ 26.Qc5 Nc3 27.Bc6 Qc7 28.Ra1? Bf8–+ 29.Qb6 Qb6 30.Nb6 Rb8 31.Bc3? Rb6 32.Bd4 Rc6 33.Ra8 Bh3 34.f4 Rc8 35.Ra4 h5 36.Be5 Bc5 37.d4 Bf8 38.Kf2 Rd8 39.Ra5 Be6 40.Bf6 Rc8 41.d5 Bf5 0–1. Fuller,Maxwell L (2280) – Doda,Zbigniew, Siegen ol (Men) qual–A, 1970.

9.b5 Nbd7 10.Qc2 e4 11.de4 Ne4 12.Bg7 Kg7 13.Nc3 Nc3 14.Qc3 Qf6 15.Qf6 Kf6 16.Nd4 Nc5 17.Rfd1 Rb8 18.Bf3 a4 19.Nc2 Be6 20.b6 c6 21.Rd6 Ke7 22.Rd4 Rbd8 23.e3 Nd7 24.Be2 c5=+ 25.Rdd1 Nb6 26.Rab1 Rd1 27.Bd1 Rd8 28.Na3 Rd3 29.Rb6 Rd1 30.Kg2 Rd3 31.Rb7 Kf8 32.Nc2 Rd2 (32...Rd2 33.Ne1 Bc4–+) 0–1. Payen,Ar (2360) – Rojicek,V (2420), Cez Cup GM, 2011.

9.b5 Nbd7 10.Nc3 Nc5 11.Nd2 h5 12.h4 Ng4 13.Qc2 Ne6 14.e3 f5 15.Rae1 Rb8 16.Nd1 Bd7 17.f3 Nh6 (17...Nf6 18.f4 ef4 19.gf4=) 18.f4+= c6 19.a4 Ng4 20.Nf3 Qb6 21.Kh1 (21.fe5 de5 22.Bc3 f4 23.gf4 Nf4=) 21...Rbc8 22.Nh2 (22.fe5 de5 23.e4 fe4 24.Re4 cb5 25.ab5 Qd6=+) 22...Nh6 (22...cb5 23.Ng4 hg4 24.ab5 Qb5 25.Nc3=+ (25.cb5? Rc2 26.fe5 Bb5–+)) 23.Bc3 Nc5 (23...e4 24.Bg7 Ng7 25.de4 cb5 26.ab5 Qb5 27.Qd2 Rc4 28.Nb2–/+) 24.Nb2 Be6 25.Qd2 (25.bc6 bc6 26.fe5 de5= (worse 26...Be5 27.d4+–)) 25...Qa7 (25...cb5 26.ab5 (worse 26.cb5 Nb3 27.Qc2 Qc5=+; worse 26.Ba5 Qa7–/+) 26...Ra8 27.fe5 de5 28.Qc2=) 26.Qc2 (26.fe5 de5 27.bc6 bc6=) 26...Bf7 (26...e4 27.Bg7 Kg7 28.Qc3 Kg8 29.d4=) 27.Nf3 (27.fe5 de5 28.bc6 bc6+=) 27...Re7 (27...e4!? 28.Bg7 Kg7=) 28.Ng5+= Ng4 29.Nd1 (29.fe5 Be5 30.Nf7 Rf7+=) 29...Ne6 30.Nf7 Rf7 31.Bf3 Nc5 (31...ef4 32.ef4 Nd4 33.Qd2+=) 32.Bg4 (32.Kg2!?+=) 32...hg4= 33.Nb2 Re8 34.Kh2 Qb6 35.Qd2 Qd8 36.Qc2 (36.fe5 Be5 37.Kg2 Rh7 38.Be5 de5=) 36...Rfe7 (36...ef4 37.ef4 Bc3 38.Qc3=) 37.Kh1 (better 37.fe5!? de5 38.h5=) 37...ef4 38.ef4 (38.Bg7 Kg7 (38...Rg7?! 39.Rf4 Rge7 40.e4=) 39.Rf4 Re3 40.Re3 Re3–+) 38...Re1 (38...Bc3 39.Qc3 Re3 40.Qd2 Rg3 41.Re8 Qe8 42.Rf2–+) 39.Re1 Re1 40.Be1 Bb2 41.Qb2 Nd3 42.Qe2 Ne1 43.Qe1 Kf7 44.Qe3 (44.Kh2 Qb6–/+) 44...cb5 (44...Qe7 45.Qb3–+) 45.cb5 Qe7 46.Qb6 (better 46.Qc3!?–/+) 46...Qe4–+ 47.Kh2 Ke6 (47...Qa4 48.Qc7 Ke6 49.Qc8 Kd5 50.Qb7 Kd4 51.Qb6 Ke4 52.Qc6 d5 53.Qe6 Kd4 54.Qf6 Kc5 55.Qc6 Kb4 56.Qd6 Kb5 57.Qd5 Kb6 58.Qd8 Kc5 59.Qe7 Kd4 60.Qe2–+) 48.Qc7 (48.Kg1–+) 48...Qe2 (48...Qa4?! 49.Qc8 Kd5 50.Qb7 Kd4 51.Qb6 Ke4 52.Qc6 d5 53.Qe6 Kd4 54.Qf6 Kc5 55.Qc6 Kb4 56.Qd6 Kb5 57.Qd5 Kb6 58.Qd8 Kc5 59.Qc7 Kd4 60.h5 gh5 61.Qe5 Kd3 62.Qf5 Qe4 63.Qb5 Qc4 64.Qb1 (64.Qa5 Qc2 65.Kg1 Qd1 66.Kh2 Qe2 67.Kg1 Qe3 68.Kg2 Qf3 69.Kg1 Qg3 70.Kh1 Qh3 71.Kg1 Qe3 72.Kg2 Qf3 73.Kg1 Qf4 74.Qh5 Qg3 75.Kf1 Qf3 76.Kg1 Qe3 77.Kg2 Qe2 78.Kg1 Qe4=) 64...Kd4 65.Qb2 Ke4 66.Qb1 Kd5 67.Qf5 Kd4 68.Qe5 Kd3 69.f5–/+) 49.Kg1 Qe3 50.Kh2 Qf2 51.Kh1 Qf1 52.Kh2 Qh3 53.Kg1 Qg3 54.Kh1 Qh4 55.Kg1 Qg3 56.Kh1 Qf3 (56...Qf4 57.Qb7 Qf3 58.Qf3 gf3 59.Kg1–+) 57.Kg1 Qe3 58.Kh1 Qc5 (better 58...Qf4!? 59.Qc8 Ke5 60.Qb7 Qf1 61.Kh2 Qf2 62.Kh1–+) 59.Qg7 (59.Qb7 Qc4 60.Kg2 Qe4 (60...Qa4?! 61.Qc8 Kd5 62.Qc6 Kd4 63.Qd6 Ke3 64.Qe5 Kd2 65.Qd5 Kc1 66.b6–+) 61.Qe4 fe4–+) 59...Qc8 (59...Qc1 60.Kg2 Qd2 61.Kh1 Qf4 62.Qg6 Kd5 63.Qf7 Kc5 64.Qb7 Qe4 65.Qe4 fe4 66.Kg1–+) 60.Qg6 Kd5 61.Qf7 (61.Kg2 Qc2 62.Kg3 Qe4–+) 61...Ke4 62.Qe7 (62.Kg2 Qc2 63.Kg3 Qd3 64.Kh4 Kf4 65.Kh5–+) 62...Kf3 63.Qe1 Qh8 64.Kg1 Qd4 65.Kf1 Qd3 (65...Qd3 66.Kg1 g3 67.Kh1 Qc2 68.Qg1 Kg4 69.Qg2 Qc1 70.Qg1 Qb2 71.Qd1 Kh4 72.Qg1 Kh3 73.Qf1 g2 74.Kg1 Qd4 75.Qf2 Qd1 76.Qe1 Qe1) 0–1. Jessel,Stephen (2330) – Maze,Sebastien (2545), Cappelle–la–Grande Open, 2014. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.d3 Re8)

9.b5 Nbd7 10.Nc3 e4 11.Nd2 (better is 11.Ne4!? Ne4 12.Bg7 Kg7 13.de4 Re4 14.Ng5+=) 11...e3+= 12.Nde4 Ne4 13.Be4 ef2 14.Rf2 Nc5 (better is 14...Bd4!?–/+) 15.Bd5 Be6 16.Be6 Re6 17.Na4 Bb2 18.Nb2 f5 19.Na4 Na4 20.Qa4 Qf6 21.Raf1 Qd4 22.Kg2 b6 23.Qc2 Rae8 24.Qd2 Re3 25.Kh1 Qe5 26.Re1 h5 (26...d5 27.Qc2–/+) 27.Kg2 Kg7 28.Kf1 d5 29.Rf3 d4 30.Re3 de3 31.Qc1 Qe6 32.Qc3 Kh7 33.Qd4 Rf8 34.Qf4 Qe7 35.h4 Re8 36.Kg2 Qc5 37.Rf1 Re7 38.Rf3 a4 39.Qg5 Kg7 40.Rf5!+– Qa3?? 41.Qf6 Kh7+– 42.Re5 Rg7 43.Re3 Qa2 44.Re7 Re7 45.Qe7 Kh6 46.Qg5 Kg7 47.Qe7 Kh6 48.Qf8 Kh7 49.Qf7 Kh6 50.Qf4 Kg7 51.Qc7 Kh6 52.Qf4 Kg7 53.Qc7 Kh6 54.Qf4 Kg7 55.Qe5 Kh7 56.Kf2 a3 57.Qe7 Kh6 58.Qe3 Kg7 59.Qb6 Qb2 60.Qc7 Kh6 61.Qf4 Kg7 62.Qc7 Kh6 63.Qf4 Kg7 ½–½. Coleman,J (2125) – Merry,Alan B (2295), Daventry ENG, 4NCL Indiv Rapid Ch rapid, 2013. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.d3 Re8)

9.b5 Nbd7 10.Nfd2 Nc5 11.Nc3 h5 12.Ba3 Ne6 13.Nf3 Nd4 14.Re1 (14.Qd2 Bg4 15.Nh4 Rb8) ½–½. Speelman,J (2620) – Nataf,IA (2525), zt, 2000.

9.b5 e4 10.de4 Ne4 (10...Re4 11.Ne5+=) 11.Bg7 Kg7 12.e3 Nd7 13.Nbd2 Nd2 14.Nd2 Qe7 15.Ne4 Rb8 16.Re1 Nf6 17.Qd4 Bf5 (17...b6 18.g4 h6 19.h4+/-) 18.Nf6+/- Qf6 19.Rad1 (19.Qa7!?+/-) 19...b6 20.g4 Qd4 21.Rd4 (worse 21.ed4 Bg4 22.Bc6 Re6=+) 21...Bd7 22.Bd5 g5 23.f3 Re7 24.Kf2 f5 25.gf5 Bf5 26.h4 h6 27.Rg1 Kf6 28.hg5 hg5 29.f4 g4 30.e4 Bd7 31.Rh1 Kg7 (31...a4!?+/-) 32.Kg3+- Rh8 33.Rh8 Kh8 34.f5 Kg7 35.Kg4 Kf6 36.Rd2 Rh7 37.Rf2 Be8 38.Kf4 Rh3 39.Kg4 Rh7 40.Kg3 a4 41.Rf4 Rh1 42.Rh4 Rg1 43.Kf4 Rf1 44.Ke3 Kg5? (44...Kg7+-) 45.Rh7 Bh5 46.Rg7 Kf6 47.Rc7 Ra1 48.Rd7 Re1 49.Kd4 Rd1 50.Kc3 Ke5 51.Re7 Kf4 52.e5! de5 53.f6 Rc1 (53...Rf1 54.Kb4+-) 54.Kb4 Rb1 (54...Rf1 55.Ka4 Kf5 56.Re6+-) 55.Ka3 1-0. Kiseleva,A (2015) - Pogorelskikh,S (2280), St Petersburg RUS, 2019. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 d6 5.g3 e5 6.d3 0-0 7.Bg2 Re8)

8.0-0 e4–/+ 9.Bg7 ef3 10.Bf8 fg2 11.Kg2 Kf8 12.Nc3 Be6–/+.

8.0-0 e4 9.Bg7 ef3 10.Bf8 fg2 11.Kg2 Kf8 12.Qd2 Be6 13.Nc3 Kg7 14.Ne4 f6 15.Qc3 (15.Qe3 Kg8=) 15...Bf5 (15...d5 16.cd5 Bd5 17.a3=) 16.f3 Qe7 17.Nf2 c5 (17...Qe2?? 18.Rae1 Qe5 19.d4+–) 18.e4 Bd7 19.d4 (19.b5 a6 20.a4 Kh8=) 19...Na6 (19...cd4 20.Qd4 Be6=) 20.Rae1 (20.bc5 dc5 21.d5+/–) 20...Nac7?? (20...cb4 21.Qb2+=) 21.e5?? (21.bc5 dc5 22.d5 Kg8+/–) 21...d5?? (21...cd4 22.ed6 Qd6–/+ (22...dc3?? 23.Re7 Kf8 24.Rd7+–)) 22.ef6 Qf6 23.Ng4 Qf8 24.Qe3 Be6? 25.b5?? Rd8?? 26.Qg5?? Rd7? 27.Re3?? Qf5 28.Qh6= Kg8 29.Rfe1 Nf6 30.Ne5+/– Rg7 31.g4 Qc2 32.R3e2 Qc3 33.Qf4 Nce8?? 34.Nc6 Ne4?? 35.Nd8 Bd7 36.fe4 Qd4 37.Rf1 h5 38.Qf8 Kh7 39.Nf7 (39.Nf7 Rf7 40.Rf7 Ng7 41.e5 Qg4 42.Kh1 Qf3 43.Rf3+–) 1–0. Chistiakova,Tamara (2220) – Semenova,Irina (2255), RUS–chT1 (Women), 2002. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 d6 5.g3 e5 6.d3 0-0 7.Bg2 Ne8)

8.0-0 e4–/+ 9.Bg7 ef3 10.Bf8 fg2 11.Kg2 Kf8 12.e4 Qf6 13.Nd2 Nc6 14.f4 (14.Rb1 Kg8–/+) 14...Nb4 15.Nf3 (15.Qb3 Nc6–+) 15...Bg4 (15...Qb2 16.Rf2 Bh3 17.Kg1–+) 16.d4 (16.Qb3 c5–/+) 16...Nc6 17.e5 de5 18.fe5 (better is 18.de5 Qf5 19.Rf2–+) 18...Qd8 (18...Qf5 19.Qd2 Qe4 20.Rae1 Bf3 21.Rf3 Qd4 22.Qe2–+) 19.Qd3 (19.h3 Bf3 20.Qf3 Qe7–/+) 19...Bf3 (19...Qd7!?–+) 20.Qf3–/+ Qd7?? (20...Qe7 21.Qc3+=) 21.Rad1?? (21.e6 Qe6 22.d5 Qd7 23.dc6 Qc6 24.Qc6 bc6+=) 21...Ng7?? 22.Qe4?? Re8–+ 23.Rf6 Qe7 24.Rdf1–/+ Nf5 25.g4?? Qf6!–+ 26.gf5 Qg5 27.Kh1 gf5 28.Rf5 Qc1 29.Kg2 Qc4 30.Qf4 Nd4 31.Qh6 Ke7 32.Qf6 Kd7 33.e6 fe6 34.Qf7 Re7 (34...Re7 35.Rf6 Qe2 36.Kg3 Rf7 37.Rf7 Kd6–+) 0–1. zebynku (1800) – dors (1930), kurnik, 2011. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.d3)

8.Qb3 Nc6 9.b5 Nd4 10.Bd4 ed4 11.0-0 f5 12.Nbd2 Kh8 13.a4 f4 14.Rac1 Bg4 15.c5 d5 16.Qb4 c6 17.Nd4 fg3 18.hg3 Bh6 19.bc6 bc6 20.Nc6 Qf6 21.Bd5 Be2 22.Ne4 Qf5 23.Qb2 Bg7 24.Qe2 Qd5 25.Nb4 Qf5 26.c6 Be5 27.Rc5 Rd8 28.c7 Rc8 29.d4 Bc7 30.Rf5 Rf5 31.Nc5 Ng7 32.Nbd3 Re8 33.Ne5 Be5 34.de5 Rfe5 35.Qb5 Nf5 36.Kg2 Re2 37.Kg1 Kg7 38.Nd3 Kh6 39.Nf4 R2e5 40.Qb2 g5 41.Kg2 gf4 42.Rh1 Kg6 43.gf4 Re2 44.Qb5 R2e4 0–1. gentelmenjoe (1815) – dors (1905), kurnik, 2012. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0-0 5.c4 d6 6.d3 e5 7.Bg2)

8.Qb3 f5 9.0-0 Kh8 10.Nbd2 Nc6 11.Rac1 Ne7 12.c5 Ng8 13.cd6 cd6 14.a4 g5 15.b5 g4 16.Nh4 Bf6 17.Ba3 Bh4 18.gh4 Qh4 19.a5 Rf6 20.Rfe1 Rh6 21.Nf1 Ngf6 22.a6 Nh5 23.ab7 Bb7 24.Bb7 Nf4 25.Bg2 Nh3 26.Bh3 gh3 27.Kh1 Nf6 28.Ng3 Ng4 29.Nf1 Nf2 30.Kg1 Rg8 31.Ng3 Rg3 32.hg3 Qg3 33.Kf1 Qg2 0–1. gentelmenjoe (1840) – dors (1785), kurnik, 2012. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0-0 5.c4 d6 6.d3 e5 7.Bg2)

8.Qb3 f5 9.c5 Kh8 10.0-0 g5 11.cd6 cd6 12.Nbd2 g4 13.Nh4 Bf6 14.Rac1 Nc6 15.b5 Ne7 16.a4 Bh4 17.gh4 Ng6 18.a5 Nh4 19.Bd5 Qg5 20.Rfd1 Nf6 21.d4 Nh5 22.de5 Nf4 23.e6 Rf6 24.Qe3 Nd5 25.Qg5 1–0. gentelmenjoe (1835) – dors (1790), kurnik, 2012. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0-0 5.c4 d6 6.d3 e5 7.Bg2)

8.Qb3 f5 9.c5 Kh8 10.Nbd2 a5 11.cd6 cd6 12.b5 a4 13.Qc2 a3 14.Bc3 g5 (14...Nc7 15.Rb1+=) 15.0-0 g4 16.Ne1 Be6 (16...Nc7 17.Rb1+=) 17.Rc1 (17.Bb7 Ra7 18.Bg2 Rc7+/–) 17...Nd7 (17...Nc7 18.Be5 de5 19.Qc7=) 18.Bb4 Qg5? (18...Ra7 19.Nc4 Nb6 20.Qd2=) 19.Nc4 (19.Bb7 Ra7 20.Bc6 Nb8+/–) 19...Qh5? (better is 19...Bc4 20.Bd2 f4 21.Qc4 Nc5+=) 20.Nd6+– (20.Na3?! Ra7+/–; 20.Bd6?! Nd6 21.Nd6 Qh6 22.Nb7 Ba2+/–) 20...Rf6 21.Nb7 Rh6 22.h4 gh3 23.Bf3 h2 24.Kh1 Qf7 25.Nc5 Bd5 26.Bd5 Qd5 27.e4 Qd4 28.Nd7 Qb4? 29.Nf3?? Qb5= 30.Nc5 Rc8 31.Qc4 Qb2 32.ef5 Qe2 33.Ng5+/– Bf6?? 34.Nf7+– Kg7 35.Nh6 Qf3 36.Kh2 Kh6 37.Qe4 Qh5 38.Kg2 Nd6 39.Rh1 Ne4 40.Rh5 Kh5 41.Rh1 Kg5 42.Ne4 Kf5 43.Rh7 Kg6 44.Ra7 Rc2 45.Ra3 Be7 46.Ra6 Kf7 47.g4 Bb4 48.a4 Be1 49.Kf3 1–0. gentelmenjoe (1895) – dors (1875), kurnik, 2011. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0-0 5.c4 d6 6.d3 e5 7.Bg2)

8.Qc2 a5 9.a3 ab4 10.ab4 Ra1 11.Ba1 c6 12.0-0 e4 13.Nd4 Qb6 14.Nb3 ed3 15.ed3 Ba1 16.Na1 Qb4 17.Nd2 Qb6 18.Qc3 Qd8 19.Nc2 Ng7 20.Ne3 f5 21.f4 Qf6 22.Qa3 Qd4 23.Re1 Re8 24.Nf3 Qc5 25.Qc5 dc5 26.Ne5 Nd7 27.Nd7 Bd7 28.Kf2 Ra8 29.Rb1 Ra2 30.Kf3? (better is 30.Ke1!? Ra7 31.Rb6–/+) 30...Ne6–+ 31.g4 Nd4 32.Kg3 Ne2 33.Kf3? (33.Kh4 Nf4 34.Bh1 Nd3 35.Rb7 Rh2 36.Kg5–+) 33...fg4 34.Ng4 Nd4 (34...Nd4 35.Kg3 Nf5 36.Kh3 Ne3–+) 0–1. Leupold,Christian (1835) – Schmid,Thomas1 (2120), Stockerau op–A, 2006. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.d3 Ne8)

8.Qc2 a6 9.Nbd2 Nc6 10.Nb3 Nb4–/+ 11.Qc3 e4 12.Nfd4 c5 13.Qd2 ed3 14.ed3–/+ Qe7 15.Ne2?? Nd3! 16.Qd3 Bb2 17.Rd1 Bg7 18.0-0 Rb8 19.Rfe1 Qg5 20.Nf4 Be6 21.Ne6=+ fe6 22.Re6 Kh8 23.Na5 Qg4 24.Nb7?? Qe6–+ 25.Nd6 Nd6 26.Qd6 Qd6 27.Rd6 Bd4 (28.Bf1 Bf2 29.Kg2 Bd4–+) 0–1. BeerClark – 2good2be#1, ChessWorld.net, 2004.

8.Qc2 f5 9.Nbd2 Qe7 10.0-0 c6 11.a4 g5 12.Nb3 g4 13.Nfd2 Nc7 14.b5 c5 15.e3 Nd7 16.Nb1 (16.f3 f4 17.ef4 ef4+=) 16...h5 (16...f4!?=) 17.Nc3+= h4 18.a5 Rb8 19.b6 (better is 19.Qe2!?+=) 19...ab6= 20.ab6 Nb6 21.Ra7 hg3 22.hg3 Qg5 (22...f4 23.Be4+=) 23.Na5= Increases the pressure on the backward pawn 23...Rf6 24.Rb1 Rh6 25.Bc1 Nd7 26.Nb7+/– e4 27.d4 Qh5 28.Na5 Rb1 29.Qb1+/– Ne6 30.Ra8+– Ng5 31.Rc8 Kh7 32.Ne4! Nf3 33.Kf1 cd4 34.ed4 Re6?? 35.Ng5! Ng5 36.Qf5 Qg6 37.Qg6 Rg6 38.Bg5 Rg5 39.Nb3 Kg6 40.Rd8 (40.Rd8 Nf6 41.Rd6+–) 1–0. Nenezic,Marko (2335) – Jocev,Milan (2080), Beograd SER, Premijer liga, 2011. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.d3)

8.Nc3 +=.

8.Nbd2 e4+= 9.Bg7 ef3 10.Nf3?? (better is 10.Bf8 fg2 11.Rg1 Kf8 12.Rg2+=) 10...Kg7 (10...Ng7 11.Qd2–+) 11.0-0 (11.Qd2 a5!–+) 11...Nf6 (11...Kg8 12.Nd2–+) 12.Qc2 (12.Nd2 h5–+) 12...c6 (12...Re8 13.Nd4–+) 13.Rab1 (13.b5 c5–+) 13...Be6 (13...Re8 14.a3–+) 14.a4 (14.Ng5 h6 15.Ne6 fe6–+) 14...Nbd7 (14...Re8 15.h3–+) 15.b5 (15.Ng5–+) 15...Qc7?? (15...c5 16.Ng5 Qc8 17.f4–+) 16.Rb2? (better is 16.bc6 bc6 17.Nd4–/+) 16...c5–+ 17.a5? (17.Ng5 h6 18.Ne6 fe6–+) 17...Qc8 (better is 17...Qa5 18.Ra2 Qb6 19.Ng5–+) 18.Ng5 (18.Ra2 d5–+) 18...Rb8 19.Qc3 (19.Ra1 Bf5–+) 19...Ne5 (better is 19...Kg8!?–+) 20.f4–/+ Neg4 21.Ne4 (21.b6 a6 22.Bf3–+) 21...Qd8–+ 22.Bf3 Kg8 23.Rd2 Qe7 24.Ng5?! Bd7 25.d4? Qe3 26.Qe3 Ne3 27.Rc1 h6 28.Ne4 Ne4 29.Be4 Rfe8 30.Bf3 Bg4 31.Kf2 Bf3 32.Kf3 Nf5 33.d5 Re3 34.Kf2 Ra3 35.Re1 Ra5 36.e4 Nd4 37.e5 Ra3 38.e6 Nf3 39.Rde2 Ne1 40.Ke1 Re8 41.e7 Rc3 42.Re4 Rd3 43.Ke2 Rd4 44.Re3 Rc4 45.Kd3 Rd4 46.Kc3 Rd5 0–1. Krawatzki,Armin – Jussupow,Ekaterina, Schwaben–ch Mering, 2002. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0-0 5.Bg2 d6 6.c4 e5 7.d3 Ne8)

8.Nfd2!? +=.

8.e4 Nc6 9.b5 Ne7 10.0-0 f5 (10...Nf6 11.Nc3+=) 11.Nc3 c5 12.bc6 Nc6 13.Nd5 Be6 14.Rb1 fe4 15.de4 Na5 (15...Rc8 16.Qd3+/–) 16.Bc3 Rb8 17.Qa4 (17.Qd3 Nc6+/–) 17...Nc6 18.Rfd1 (18.Qc2 Nf6+/–) 18...Bg4+= 19.Rd3 Qd7 (19...Nc7 20.h3 Bf3 21.Rf3+=) 20.c5 (20.Qb3 Kh8+/–) 20...Rd8 (20...Kh8 21.Rbd1+/–) 21.Qb3 (21.Qa3 h6+–) 21...Kh8+/– 22.Qb7 (22.Qb2 Bf3 23.Rf3 Rf3 24.Bf3 Nd4 25.Bd4 ed4+=) 22...Rb8 (22...Qb7!? 23.Rb7 dc5+=) 23.Qb8+/– Nb8 24.Rb8 Bf3 25.Rf3 (25.Bf3?! dc5 26.Be2 Rg8=) 25...Rf3?? (better is 25...Rg8 26.c6 Qc6+/–) 26.Bf3+– h5 (26...Bf8 27.Be2 a6 28.Ba6+–) 27.Be2 Kh7 28.Bb5 Qg4 29.Be8 Qe4 30.Ne7 Qe2 31.Bg6 Kh6 32.Rb2 Qd1 33.Kg2 Bf6 34.Bc2 Qe2 35.Nf5 Kg5 36.h4 Kg4 1–0. Valenta,Vit (2160) – Bomo,Kigigha (2045), 40th Men Olympiad, 2012.

8.e4 Bg4 9.Nbd2=.

8.0-0 c6 9.Nc3 Nbd7 10.a4 Re8 (10...d5 11.h3 Bf3 12.Bf3 dc4 13.dc4=+) 11.a5 h6 12.Qa4 e4 13.de4 (13.Ne4 Ne4 14.Bg7 Nec5 15.bc5 Nc5+=) 13...Ne4 14.Ne4 Re4 (14...Bb2 15.Nd6 Ba1 A) worse 16.Ra1 Re2 17.Qd1 Qf6 18.Qe2 Qa1 (worse 18...Qd6 19.Qd2 Qf6 20.Re1+=) 19.Qe1 Qf6-/+; B) 16.Qa1=) 15.Bg7+= Kg7 16.Rfd1 (16.Qc2 d5 17.cd5 cd5+=) 16...Re2 (better 16...Qf6!?=+) 17.Rd6+= Qe7 18.Qd1 Bf3 19.Bf3 Re1 20.Qe1 Qe1?? (better 20...Qd6 21.Rd1 Qe5+/-) 21.Re1+- Nf6 22.Rf6! Kf6 23.Rd1 Re8 (23...Rb8 24.h3+-) 24.Rd7 Re7 25.Re7 Ke7 26.a6! b6 (26...ba6 27.Bc6 Deflection) 27.Bc6 Kd6 (27...Kd8 28.b5+-) 28.Bd5 (28.Be8 f6+-) 28...f5 (28...f6 29.g4+-) 29.f4 b5 (29...Kd7 30.h4 Ke7 31.Bf7+-) 30.cb5 Kd5 (30...Kc7 31.g4! fg4+-) 31.b6! Kc6 (31...ab6 32.a7 Passed pawn) 32.ba7 Kb6 (32...Kb5 33.a8Q h5 34.Qb7 Ka4 35.a7 Kb3 36.a8Q Kb2 37.Qd5 Kc3 38.Qa3 Kc2 39.Qdd3) 33.a8Q (33.a8Q Kb5 34.Qd5 Ka6 35.Qc6 Ka7 36.b5 g5 37.Qc7 Ka8 38.b6 gf4 39.Qc8) 1-0. Spiritchaser84 (2220) - benas (1925), Rated Bullet game, lichess.org, 2015. (=1.Nf3 (A15: English Opening: 1...Nf6) 1...Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.d3)

8.Nbd2 c6 9.h3 Be6 10.Ng5 Qe7 11.Ne6 fe6 12.0-0 Nbd7 13.a4 d5 14.Qc2 Nh5 15.e4 Rac8 (15...Qb4 16.Ba3 Qa5 17.Bf8 Rf8 18.ed5 ed5 19.cd5 cd5 20.Nb3+–) 16.b5 Qg5 17.Nf3 Qe7 18.c5 (better is 18.bc6!? bc6 19.Ba3+/–) 18...cb5 19.ab5 Rc5 20.Ba3 Rc2 21.Be7 Re8 22.Bd6 Rb2 23.Rfb1 Rb1 24.Rb1 Rc8 25.Ng5 Re8? (better is 25...Bh6 26.Ne6 d4+=) 26.ed5+– Nhf6 27.de6 Nb6 28.Be5 h6 29.Bf6 Bf6 30.Ne4 Be5 31.Nc5 Re7 32.Re1 Bd4 33.Nb7 Kg7 34.Na5 (better is 34.Nd8!? Bc3 35.Re3 Kf6+–) 34...Bc3 35.Nc6 Re8 (35...Be1 36.Ne7 Kf6 37.Nc6 Ke6 38.Na7+–) 36.Re2 (better is 36.Re3!? Bd2 37.Re2 Bc3+–) 36...Nc8 37.d4 Nd6 38.d5 Nb5 39.Rc2 a6 40.Bf1 Bf6 41.Bc4 Kf8 42.d6! Nd6 43.Ba6 Re6 44.Nd4?? Bd4–+ 45.Rc8?? Nc8 46.Bc8 Rc6 (46...Rc6 47.Bb7 Rc2–+) 0–1. Gimeno,Francisco – Encarnacao,Rui Alberto Cardoso, Internet Section, 2003. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0-0 5.Bg2 d6 6.c4 e5)

8.0-0 f5 9.Qb3 Qe7 10.Nc3 c6 11.Nd2 Rf7 12.b5 Be6 13.bc6 Nc6 14.e3 Qd7 15.Ba3 a6 16.Qb6 f4 (better is 16...Nf6!?=) 17.Nce4+/– Bf8 18.Ng5 Rg7?? (better is 18...fe3 19.fe3 Rf1 20.Rf1 Nd8+–) 19.Ne6+– Re7 20.Nf8 Rf8 21.ef4 ef4 22.Bd5 Kg7 23.Bc6 (better is 23.Ne4!? f3 24.Bb2 Ne5 25.Qd6 Qd6 26.Nd6 Kh6+–) 23...bc6 24.Qd4 Rf6 (24...Kg8 25.Bd6 Re2 26.Nf3+–) 25.Ne4 Re4 26.Qe4 f3 (26...d5 27.Qe5 Qf5 28.Qc7 Kh6+–) 27.Bb2 Qf7 (27...d5 28.Bf6 Nf6 29.Qf3+–) 28.Qf3 1–0. Ehrlich,Sven (1635) – Biermann,Helge (1760), Pinneberg–ch, 2005. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.d3 Nh5)

8.Qb3 a5 9.ba5 Nc6 10.Nc3 Kh8 11.0-0 f5 12.e3 e4 13.Nd4 Na5 14.Qc2 ed3 15.Qd3 Nf6 16.Rab1 Nd7 17.Qe2 Nb6 Exerts pressure on the isolated pawn 18.Ba1 Nac4 19.h4 c6 20.Rfd1 d5 21.h5 Qe7 22.hg6 hg6 23.Qf1 Bf6 24.Bf3 Kg7 25.Qg2 Na4 26.g4? Nc3 27.Bc3 Ne3! 28.g5 Ng2 29.gf6 Rf6 30.Kg2 c5 31.Re1 Qf7 32.Nb3 d4 33.Nd4 cd4 34.Bd4 Ra4 35.Be5 Ra5 36.Bd4 Ra4 37.Be5 Ra5 38.Bd4 Raa6 39.Rbc1 Be6 40.Kg1 Rd6 41.Be5 Rd7 42.a4 Bd5 43.Bd5 Qd5 44.Ba1 Kf7 0–1. Vokac,M (2475) – Givon,A (2335), Pardubice CZE, 2012. (=1.c4 Nf6 2.Nf3 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.d3 Nh5)

8.Qb3 a5 9.b5 a4 10.Qc2 c6 11.bc6 bc6 12.Nbd2 Na6 13.Bc3 Nc5 14.Rd1 Ne6 15.0-0 Bd7 16.c5 Nc5 17.Nc4 Nb7 18.Rb1 Qc7 19.Ba1 Ra6 20.Ne3 Nf6 21.Rb4 Rfa8 22.Rfb1 Nd8 23.Nd2 Be6 24.Ndc4 Nd7 25.Nd2 R8a7 26.Rc1 Nc5 27.Nf3 Rb7 28.Rb7 Ndb7 29.d4 ed4 30.Nd4 Bd7 31.Qc4 d5 32.Nd5 cd5 33.Bd5 Qd6 34.Bf7 Kh8 35.Bd5 Rb6 36.e4 h6 37.h4 h5 38.Re1 Qf8 39.e5 Na5 40.Qe2 Ne6 41.Qd3 Nd4 42.Bd4 Bf5 43.Qe3 Rb8 44.e6 Bd4 45.Qd4 Qg7 46.Qa4 Qc3 47.Rf1 Qc5 48.Rd1 Bc2 49.Qf4 Kg7 50.Qb8 Bd1 51.Qe5 Kf8 52.Qf6 Ke8 53.Qf7 Kd8 54.Qd7 1–0. Labuckas,Aidas – Sepp,Olav, Riga, 1995.

8.Qb3 Nc6 9.0-0 Kh8 10.Nbd2 Rb8 11.b5 Ne7 12.a4 f5 13.e3 Nf6 14.c5 Nd7 15.cd6 cd6 16.d4 e4? (better is 16...h6!?+=) 17.Ng5+– Nb6 18.Nf7 Rf7 19.Qf7 d5 20.Ba3 Ng8 21.Rfc1 Na8 22.Nb3 Nf6 23.Be7 Qe8 24.Qe8 Ne8 25.Rc3 b6 26.Rac1 Bd7 27.Bf1 Kg8 28.h4 Kf7 29.Ba3 Ke6 30.Na1 Nd6 31.Nc2 Rc8 32.Rc8 Nc8 33.Ne1 Bf6 34.Rc3 Be7 35.Be7 Ke7 36.Nc2 Kd6 37.Nb4 Ne7 38.Na6 Be6 39.Be2 Bd7 40.Kg2 h5 41.Nb8 Be8 42.Na6 Bd7 43.f3 Be6 44.Nb8 Nc7 45.Nc6 Nc6 46.Rc6 Kd7 47.fe4 de4 48.Kf2 Ne8 49.a5! Nd6 50.ab6 Bd5 51.Rc7 Kd8 52.Rg7 ab6 53.Rg6 Ke7 54.Bh5 Nb5 55.Rb6 Nd6 56.Bg6 1–0. Ehrlich,Sven – Pottek,Moritz, Harburg–chE 4th, 2006. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 d6 5.g3 e5 6.d3 0-0 7.Bg2 Nh5)

8.Qb3 Be6 9.a4 f5 10.Nbd2 Nc6 (10...c6 11.b5=) 11.a5 Nd4? (better 11...a6!?=) 12.Nd4+/- ed4 13.Bb7 Rb8 14.Bc6 f4 (14...Bd7!? 15.Bd5 Kh8+/-) 15.Nf3+- fg3 (15...Be5 16.Bd4 Bd4 17.Nd4+-) 16.hg3 Bg4 (16...Bd7 17.c5 Kh8 18.Bd7 (18.Nd4?! Qf6+=) 18...Rf3 19.ef3 Qd7 20.cd6 Qd6 21.f4+/-) 17.Bd5 (better 17.Nd4!? Nf6+-) 17...Kh8 18.Bd4 (18.Rh4 Bf3 19.Bf3 c5+-) 18...Bd4+/- 19.Nd4 Qf6 20.Qc3 Qf2 21.Kd2 Qf6 (better 21...Rbe8 22.Be6 Nf6+/-) 22.Nb5 (better 22.Rh4!? Qg5 23.Kc2+-) 22...Qc3+= (22...Ng3? 23.Qf6 Rf6 24.Rhg1+-) 23.Nc3 Rb4 (23...Ng3? 24.Rhg1 Bd7 25.Rg3 Rb4 26.Rh1+-) 24.Rab1 Rfb8 25.Rb4 Rb4 26.Kc2 (26.Rh4 Bd7 27.Re4 Ng3 28.Re7+/-) 26...Bd7?? (better 26...Ng3 27.Rg1 Nf5-/+) 27.Rf1+/- Bf5? (better 27...Rb8 28.Rf7 Rd8+/-) 28.e4+- Bg4 (28...c5 29.ef5 Ng3 30.Re1 Nf5 31.Re8 Kg7 32.Ra8+-) 29.Rf8 Kg7 30.Rf7 Kh6 31.Rc7 Ng3 32.Ra7 g5 (32...Ne2 33.Nb5+-) 33.Bg8 (33.Ra6 Kh5+-) 33...Bf3 (33...Rb8 34.Bf7 Rd8+-) 34.Rh7 (worse 34.Bh7 g4 35.Rd7 Rb8+-) 34...Kg6 35.Rh3 (better 35.Rd7 Ne2 36.a6 Nc3 37.Rd6 Kh5 38.Kc3 Ra4+-) 35...g4 (35...Ne2 36.a6 Nd4 37.Kd2 Rb8+-) 36.Rg3 Kg5 (36...Rb7 37.Nb5+-) 37.Rg1 Kf4 (37...Rb7 38.Nb5+-) 38.a6 (better 38.Nd5 Kg5 39.Nb4 Kh4+-) 38...Rb8 39.Bd5 g3 40.a7 (40.a7 Rf8 41.Nb5+-) 1-0. timofeevich (1955) - Dangelfing_69 (2035), Rated Classical game, lichess.org, 2014. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0-0 5.c4 d6 6.Bg2 e5 7.d3 Nh5)

8.Qb3 Kh8 9.0-0 f5 (9...a5 10.Qa3+=) 10.Nc3+– g5 (10...Be6 11.Nd2 Qc8 12.Bf3+=) 11.c5 (11.Nd2 g4+–) 11...f4 (11...dc5!? 12.b5 Nd7+=) 12.cd6+– cd6 13.Ne4 (13.b5 g4 14.Nd2 Nd7+–) 13...g4 14.Nfd2 Qe7 (better 14...Nc6!?+–) 15.b5+– Be6 (15...Nd7 16.Qd5 Rf6 17.Nf6 Nhf6 18.Qc4+–) 16.Qa3 Rd8 17.Nc4 Bd5 18.Ncd6 Bf8 (18...Nf6 19.gf4 Nbd7 20.Ng5+–) 19.Qc3 (19.Qc5 Qe6 20.Be5 Qe5 21.Nf7 Kg8 22.Qf8 Rf8 23.Ne5 f3 24.ef3 gf3+–) 19...Bg7 (19...Nd7 20.Qc7 Rab8+–) 20.Nf5 Qf8 21.Ng7 Ng7 (21...Qg7 22.Qe5 Qe5 23.Be5 Kg8 24.Bf4 Nf4 25.gf4 Nd7+–) 22.Qe5 f3 (22...Bg8 23.Rac1 Nd7 24.Qg5+–) 23.ef3 gf3 (23...Be4 24.de4 Nd7 25.Qg5+–) 24.Bf3 Bg8 25.Nf6 (25.Qf6 a6 26.a4 Nd7+–) 25...Nd7 26.Qg5 Nf6 27.Bf6 Rd7 (27...Rd6 28.Be5 Rb6 29.Rfe1+–) 28.Be4 Re8 29.h4 (29.Rac1 Rf7 30.Ba1 Qe7+–) 29...Qd6 30.h5 Rf7 31.Bb2 (31.Bc3 h6 32.Qd2 Re4 33.de4 Qd2 34.Bd2 Nh5 35.Bh6 Re7+–) 31...h6 32.Qg4 (better 32.Qg6!? Re6 33.Qg4 Bh7+–) 32...Bh7 (32...Qd7 33.Qd7 Rd7+–) 33.Bg6 (33.Bg6 Ref8 34.Bf7 Rf7 35.Rfe1+–) 1–0. Mayorga,Nicolas (2315) – Born,Carlos Rodrigo (2205), 18th ITT Ciudad de Vicente Lopez, 2016. (=1.c4 Nf6 2.Nf3 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.d3 Nh5)

8.Qb3 Kh8 9.Nbd2 f5 10.0-0 Qe7 11.Rfc1 Nc6 12.b5 Nd8 13.c5 Ne6 14.cd6 cd6 (14...Qd6? 15.Ba3 Qd8 16.Bf8 Qf8 17.Rab1+–) 15.Qb4 Nc5 Black intends e4 (15...Bf6 16.Rc2+=) 16.Nc4 e4 17.Ne1 b6 18.de4 fe4 19.Rd1 Qf7 20.f4 (20.Bg7 Ng7 21.f3 d5+=) 20...d5= 21.Ne5 Qe6 22.Nc2 g5 23.Qd4 (better is 23.Nd4 Qe8 24.e3=) 23...gf4 24.Nb4? (24.Qd5 Qd5 25.Rd5 Bb7–/+) 24...Bb7 (24...Na4 25.Qd5 Nb2 26.Qa8 Nd1 27.Rd1 Qe5 28.Qe4 Qc5 29.Kh1 Ng3 30.hg3 Qh5 31.Bh3 Bh3 32.Kg1 fg3 33.Nd5–+) 25.Nd5 Rad8 26.Nc6? Bc6 27.bc6 Bd4 28.Rd4 Kg8 29.Rad1 f3 30.ef3 Nd3 31.fe4 Nb2 (31...Nb2 32.Rc1 Qe5–+) 0–1. Hjorth,Greg (1880) – Shaw,Terrey Ian (2235), AUS–ch Perth, 1977. (=1.Nf3 Nf6 2.c4 d6 3.g3 e5 4.d3 g6 5.b4 Bg7 6.Bb2 0-0 7.Bg2 Nh5)

8.Qc2 a5 9.b5 Nd7 10.0-0 Nc5 11.Nc3 h6 12.Rab1 Rb8 13.Nd2 b6 14.Nd5 Be6 15.Ba1 Qd7 16.Ne4 Nb7 17.Nd2 Kh7 (17...Nc5!?=) 18.e3 Nf6 19.f4 Bd5 20.cd5 ef4 21.Rf4 Nh5 22.Bg7 Ng7 23.Ne4 f5 24.Nd2 Rbe8 25.Nc4 Re7 26.Rf2 Rfe8 27.Rbf1 (better 27.h3+=) 27...Qb5=+ 28.e4 Nc5 29.ef5 Nf5 30.Bh3 Ng7 31.d4 (better 31.Rf7!? Kg8 32.Re7 Re7 33.Qf2-/+) 31...Ne4-+ 32.Rf7 (32.Rf4 Qd5 33.Qd3 Nc5-+) 32...Ng5 (32...Qd5 33.Re7 Qd4 34.Kg2 Re7 35.Re1-+) 33.Re7? (better 33.Be6 Rf7 34.Rf7 Nf7 35.Bf7-+) 33...Nh3 (33...Re7?! 34.Bg2-/+) 34.Kg2 Re7 35.Kh3 Qd5 36.Nd2 (36.Rf2-+) 36...Re2 37.Qd3 Qh5 0-1. Fuochi,Tommaso (2030) - Gazik,Viktor (2500), Anti-cheating Blitz Cup, 2020. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.d3 Nh5)

8.Qc2 Be6 9.0-0 f5 10.Nbd2 g5 11.Nb3 c6 12.a4 Nd7 13.b5 c5 14.a5 Rb8 15.e3 Qe7 16.d4 e4 17.Nfd2 Nhf6 18.f3 ef3 19.Bf3 Ng4 20.Rae1 White plans d5 20...b6 21.d5 Bf7 22.Bg7 Kg7 23.e4 Rbe8 24.h3 (worse is 24.ef5 Qe1 25.Bg4 Qe3 26.Rf2 Nf6+=) 24...Ngf6 25.Qc3 Qe5 26.Qe5 Ne5 (26...Re5!? 27.ef5 Rf5+=) 27.ef5+– h5 Black intends g4 28.ab6 ab6 29.Ra1 (29.Re3 Ra8+/–) 29...g4 (better is 29...Nf3!? 30.Rf3 Nd5 31.cd5 Bd5+=) 30.hg4+– hg4 31.Bg2. Fernandez,Bernardo (2335) – Iashvili,Akaki (2455), Oviedo rapid45, 1992. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.d3 Nh5)

8.Nc3 c6 9.Qb3 Be6 10.0-0 f5 11.b5 f4 (11...Nd7!?+=) 12.bc6 Nc6 13.Ba3 (worse is 13.Qb7 Na5 14.Qa6 e4–/+) 13...g5? (better is 13...Nd4 14.Nd4 ed4+/–) 14.Qb7+– Rc8? (14...Na5 15.Qa6 g4+–) 15.Ne4 Na5 16.Qa6 Rc6 17.Qb5 a6 18.Qb4 g4 19.Nfg5 Bf5 20.Nd6 f3 (20...e4 21.Nge4 Ba1 22.Ra1 Be4 23.Be4 Rb6 24.Bd5 Kg7+–) 21.ef3 (21.Nf5?! Rf5 22.Nf3 gf3 23.Bf3 Rf3 24.ef3 Rg6+–) 21...Bd3 (21...e4 22.de4 gf3 23.Nf5 Rc4 24.Qe7 Qe7 25.Ne7 Kh8 26.Bf3 Ba1 27.Ra1+–) 22.fg4 Qg5 (22...e4 23.Nge4 Ba1 24.Ra1 Be4 25.Be4+–) 23.Qa5 Bf1 (23...Rd6 24.Bd6 Bf1 25.Rf1+–) 24.Bc6 Qg4 (24...Be2 25.Bd5 Kh8 26.gh5 Bh5 27.Rb1+–) 25.Qd5 (25.Bd5 Kh8 26.Nf7 Rf7 27.Qd8 Bf8 28.Bf7 h6 29.Qf8 Kh7 30.Bh5 Qg8 31.Rf1 Qg7 32.Qf5 Kg8 33.Rb1 Qa7 34.Rb8 Qb8 35.Bf7 Kh8 36.Qf6 Kh7 37.Qg6 Kh8 38.Qh6) 25...Kh8 26.Rf1 Qg6 27.Qe4 Qg5 (27...Nf4 28.c5 Nh3 29.Kg2 Nf4 30.Kh1+–) 28.h4 (better is 28.Rb1 Nf6 29.Qf3 Qg4 30.Qg4 Ng4 31.Nf7 Rf7 32.Rb8 Bf8 33.Bf8 Rf8 34.Rf8 Kg7+–) 28...Qf6 (28...Qg6 29.Qg6 hg6 30.Re1+–) 29.Ne8 Re8 30.Be8 (30.Be8 Nf4 31.gf4+–) 1–0. Enchev,I (2405) – Hristov,N (2055), 9th Varna Open, 2015. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 d6 5.g3 0-0 6.Bg2 e5 7.d3 Nh5)

8.Nc3 Nc6 9.b5 Ne7 10.0-0 h6 11.Nd2 f5 12.Qb3 c5 13.bc6 bc6 14.Ba3 Be6 15.Rab1 Rc8 16.Qb4 c5 17.Qa4 e4 18.Nb5 a6 19.Qa6 Ra8 20.Qb7 Bd7 21.Rb3 Bb5 22.cb5 (worse is 22.Qb5 Qc7 23.Qb7 Qb7 24.Rb7 Ra3 25.Re7 Ra2=) 22…Rb8 ½–½. Cruz,Cristhian (2500) – Lorenzo De La Riva,Lazaro (2380), Mollet ESP, Closed GM, 2011. (=1.Nf3 Nf6 2.c4 g6 3.b4 d6 4.Bb2 e5 5.g3 Bg7 6.Bg2 0-0 7.d3 Nh5)

8.Nc3 Bg4 9.Rb1 (9.0-0 Nf6+=) 9...h6 (9...Nc6 10.h3 Bd7 11.b5=) 10.Nd2 (10.Ne5 de5 11.Bb7 Nd7 12.Ba8 Qa8=) 10...Qc8 (10...c6 11.0-0=) 11.Nd5+= Re8 12.b5 (12.Ne4 Be6+=) 12...c6 (12...Nd7 13.0-0=) 13.bc6 bc6 14.h3 (14.Ne4 Qd8 15.Ne3 Be6+=) 14...Be6= 15.g4 (15.Nb4 Nf6=) 15...Nf6 (15...Bd5 16.Bd5 (worse 16.cd5 Nf4 17.Bf3 Nd5=+) 16...Nf4 17.Bf3=) 16.Nf6+= Bf6 17.Ne4 Be7 18.Qd2 Qd8 (18...Qa6 19.Qh6 Qa2 20.0-0+=) 19.Qh6+– Nd7 (19...Qa5 20.Bc3 Qa2 21.Rb2+=) 20.Bc1 (20.Qd2 d5 21.Nc3 Nb6+–) 20...Bf8 (20...d5 21.Nc3+=) 21.Qd2 (21.Qg5 Qc7+–) 21...d5 22.cd5 (22.Nc3 Nb6+–) 22...cd5+= 23.Nc3 Nc5 (23...Nb6 24.Bf3+=) 24.0-0 (24.d4 ed4 25.Qd4 Ne4 26.Ne4 de4 27.Qd8 Rad8+=) 24...Rc8+= 25.e3 (25.e4 de4 26.de4 Nd3=) 25...d4 26.Ne4 Ne4 27.Be4 f5 (27...Qh4 28.Bg2+=) 28.gf5 gf5 29.Bg2 Bh6 Black prepares f4 (29...Bc5 30.Kh2+=) 30.Qe2 (30.Kh1 Qh4 31.Rg1 Kh8+=) 30...de3 31.Be3 f4 (31...Be3 32.Qe3 Ba2 33.Ra1+–) 32.Ba7+– Qh4 (32...Bg7 33.Rb7+–) 33.Rb7 (33.Kh2 Bg7+–) 33...Bg7 34.Qe4 (34.Kh2 Re7 35.Rfb1 Rb7 36.Rb7 Qg5+–) 34...Qf6 (34...Re7 35.Re7 Qe7 36.Bb6+–) 35.Rfb1 (35.a4 Bf5 36.Qd5 Kh8+–) 35...Red8 (35...Ba2 36.R1b6 Be6 37.Bb8+–) 36.R1b6+– Rc1 (36...Qf5 37.Qf5 Bf5 38.Be4 Bh3 39.Kh2+–) 37.Kh2 f3 (37...Rc2 38.a4+–) 38.Bf3 Rf8 (38...Qg5 39.Bg2 Bc8 40.Rg7 Kg7 41.Rb7 Bb7 42.Qb7 Kg8 43.Be3+–) 39.Rb8 (39.Rd6 Kh8+–) 39...Qg5 (39...Rc2 40.Rf8 Bf8 41.Rb7+–) 40.Rf8 Bf8 41.Bg4 (41.Bg2 Bf7+–) 41...Bf7 42.Rb8 Kg7 (42...Qf6+–) 43.Be3 (43.Be3 Qf6 44.Bc1 Qf2 45.Qg2+–) 1–0. Kovacevic,Blazimir (2555) – Martinovic,Sasa (2595), Rijeka CRO, Mediterranean, 2009. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.d3 Nh5)

8.Nfd2 Nc6 9.b5 Nd4 10.0-0 e4 11.Nc3 (worse is 11.Ne4 Nf3 12.Bf3 Bb2 13.Bh5 f5–/+) 11...e3 (better is 11...ed3!? 12.ed3 Re8=) 12.fe3+/– Nf5 13.Rf3 Bh6 14.Nf1 Nf6 15.Nd5 Nd5 16.cd5 Ne7 17.Qb3 Bg7 18.Bg7 Kg7 19.Rc1 Kg8 20.Rf4 a6 21.ba6 Ra6 22.Rfc4 c6 23.dc6 bc6 24.Ra4 Be6 25.Qa3 (25.Ra6?! Bb3 26.ab3 d5=) 25...Ra4 26.Qa4 c6 seems the pivot of the position 26...Qb6 27.Rc2 (27.Bc6? Rc8–+) 27...c5 28.Qa3 Rb8 29.Qc1 Nf5 30.Be4 Ne7 ½–½. Cordara,Michele (2205) – Rodighiero,Giuseppe (2190), Forli op, 1993. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.d3 Nh5)

8.Nfd2 f5 9.Nc3 Kh8 10.0-0 f4 11.c5 Nc6 12.cd6 cd6 13.b5 Nd4 14.e3 Nf5 15.Nc4 Be6 (15...fg3 16.fg3 Nf6 17.Qe2+=) 16.Nd5 (better is 16.ef4!? ef4 17.g4+=) 16...fe3 17.Nce3 Qd7 18.a4 Nf6 ½–½. Spiridonov,Nikola (2440) – Bielczyk,Jacek (2390), Rubinstein Memorial Poland, 1982. (=1.Nf3 Nf6 2.c4 d6 3.g3 g6 4.b4 Bg7 5.Bb2 0-0 6.Bg2 e5 7.d3 Nh5)

8.e4 a6 9.a4 f5 10.ef5 e4 11.Bg7 ef3 12.Bf3? Qe7 13.Be4 Qg7 14.fg6?? (better is 14.Ra2–+) 14...Qa1 15.gh7 Kh8 16.0-0 (16.Nd2 Qd1 17.Kd1 Nc6 18.Bc6 bc6–+) 16...Nf6 17.Qf3 (17.Bh1 Qd4–+) 17...Bh3 18.Re1 (18.Rc1 Qb2 19.Qf4 Nc6 20.Bc6 Ne4–+) 18...Nbd7 (18...Qa4 19.Bb7 Qb4 20.Rc1–+) 19.Qe2 (19.Bb7 Rab8 20.d4 Ng4–+) 19...Ne4 20.de4 Ne5 21.Nd2 (21.Kh1 Nf3 22.Rd1 Qa4–+) 21…Qd4 (21...Qd4 22.Nb3 Qa7–+) 0–1. Schaar,Joerg (1940) – Buchmann,Hans_Peter (2250), RSX16D – Goldener Oktober–1, 2007.

8.e4 c6 9.0-0 Bg4 10.Qb3 Qd7 11.Nbd2+= Na6 12.d4 f6 13.Rfd1 Qe7 (13...ed4 14.Bd4 A) 14...f5 15.c5 Qf7 16.Qf7 Rf7 17.Bg7 Ng7 18.cd6 fe4 19.Ne5 Bd1 A1) 20.Rd1?! A11) 20...Nb4? 21.Nf7 (21.Be4 Rf6+=; 21.Ne4?! Rf5 22.f4 Na2+=) 21...Kf7 22.Rb1+– (22.Ne4?! Na2 23.Ng5 Kf8+=; 22.Be4?! Nd5+=); A12) 20...Rf5 21.Ndc4 Nb4=; A2) 20.Nf7 Kf7 21.Rd1+–; B) 14...c5=) 14.b5 Nc7 15.c5 d5 (15...Be6 16.cd6 Qd6 17.Nc4+/–) 16.ed5 (16.b6 Ne6 17.ed5 cd5+–) 16...Nd5 17.Re1 (17.de5 Rad8+/–) 17...Be6+= 18.Qa4 cb5 19.Qb5 Nc7 20.Qe2 (20.Qb7? Rfb8 21.Qc6 Rb2 22.de5 fe5–+) ½–½. Rakous,P (2010) – Bernasek,V (2125), ProMoPro Open, 2006. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.d3 Nh5)

8.e4 f5 9.ef5 e4 (better is 9...Bf5!? 10.Nh4 Bc8+=) 10.Nd4+= c5 11.Ne6?? (better is 11.Be4 Qe8 12.0-0 cd4 13.Re1=) 11...Be6–+ 12.Bg7 Ng7 13.Be4 Bf5 14.Bb7 (14.0-0 Nc6 15.b5 Be4 16.de4–+) 14...Qe7 15.Be4 Be4 16.Qe2 (16.0-0 Bf3 17.Qe1 Qb7–+) 16…Bh1 (16...Bh1 17.Qe7 Re8 (17...cb4?! 18.Qg5–+) 18.Qe8 Ne8 19.bc5 dc5–+) 0–1. Magar,Johannes – Ziegler,A, Saarland–ch MA, 1992. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 d6 5.g3 0-0 6.Bg2 e5 7.d3 Nh5)

9.Nd4 c5–/+ 10.de4 cd4 11.Bd4 Bd4 12.Qd4 Nc6 13.Qc3 Qf6 14.a3 Be6 15.Qf6 Nf6 16.Nd2 Rac8 0–1. Woods,DM – Primavera,Roberto, Eberhardt Wilhelm Cup B Final bd06, 1966. (=1.c4 Nf6 2.Nf3 g6 3.b4 Bg7 4.Bb2 d6 5.g3 0-0 6.Bg2 e5 7.d3 Nh5)

9.de4 Bb2.

9.Bg7 ef3 10.Bf8 fg2 11.Re1 Qf8 12.Nc3 Nd7 13.d4 f5 14.Qd3 Ndf6 15.Rac1 Bd7 16.Qf3 Bc6 17.d5 Bd7 18.a4 a6 19.c5 (better is 19.h3!?+=) 19...dc5–/+ 20.bc5 Qc5 21.e4 Ne4 22.Ne4 fe4 23.Qe4 (23.Rc5? ef3 24.a5 Rd8–+) 23...Qd6 24.Qc4 Rc8 25.a5 (25.Kg2 Nf6–+) 25...Nf6 26.Red1 Bg4 27.Re1 Bd7 28.Red1 Bb5 29.Qd4 c5 30.dc6 Qd4 31.Rd4 Rc6 32.Rc6 Bc6 33.f3 Nd7 (33...Bf3?! 34.Rf4 Bc6 35.Rf6=) 34.Kg2 Ne5 35.Rf4 Nd3 36.Rg4 Ne1 37.Kf2 Nf3 38.h4 Ne5 39.Rg5 Nf7 40.Rc5 Kg7 41.Ke3 Kf6 42.Kf4 Nd8 43.Rc1 Ne6 44.Ke3 h5 45.Rf1 Ke5 46.Rg1 Nd4 47.Rc1 Nb3 48.Rc4 Bd5 49.Ra4 Nc5 50.Ra1 Ne4 51.Rg1 Be6 52.Re1 Nd6 53.Kf3 Kf5 54.Ke3 Kg4 55.Kf2 Bf5 56.Kg2 Be4 57.Kh2 Kf3 58.Rc1 Ke3 59.Re1 Kd4 60.g4 hg4 61.Kg3 Bf5 62.Kf4 Kc5 63.Rc1 Kb5 64.Rd1 Kc5 65.Rc1 Kb4 66.Rd1 Nc4 67.h5 gh5 68.Kg5 Be4 69.Kh5 Bf3 (69...Bf3 70.Rg1 Ka5–+) 0–1. Fernandez Aguado,Enrique (2355) – Grigore,George Gabriel (2475), Sitges op, 2005. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0-0 5.Bg2 d6 6.c4 e5 7.d3 Nh5)

9.Bg7 ef3 10.Bf8 fg2 11.Kg2 Kf8 12.Nc3 Qd7 13.Qd2 Nc6 14.Nd5 Nd4 15.Nf4 (better is 15.Qh6 Kg8 16.Qh5 gh5 17.Nf6 Kg7 18.Nd7 Bd7 19.e3=) 15...Nf4–+ 16.Qf4 Qh3 17.Kh1 Ne2 18.Qf6 (18.Qe4!? Qh5 19.h4–+) 18...Bg4 19.f3 (19.c5 Kg8 20.cd6 cd6–+) 19...Ng3 20.Kg1 Nf1 (better is 20...Ne2!? 21.Kh1 Bh5 22.Rf2–+) 21.Rf1 Kg8 22.fg4 Qg4 23.Kh1 Qe6 0–1. Ibraev,Rustam (2205) – Selin,Oleg (2280), RUS–Cup Tula, 1999. (=1.Nf3 Nf6 2.b4 g6 3.Bb2 Bg7 4.c4 0-0 5.g3 d6 6.Bg2 e5 7.d3 Nh5)

9.Bg7 ef3 10.Bf8 fg2 11.Kg2 Qf8 12.Nc3 Nd7 13.e4 Ndf6 14.f3 Qh6 15.Qc1 Bh3 16.Kf2 Qf8 17.Rg1 Bd7 18.Qg5 Qd8 19.h4 c6 20.g4 Ng7 21.Qe3 (better is 21.d4 Ne6 22.Qd2+=) 21...Qb6?? (better is 21...Ng4 22.fg4 Qf6 23.Kg3 Qc3–+) 22.Qb6+= ab6 23.a4 h5 24.g5 Nfe8 25.a5 ba5 26.Ra5 Rb8 27.f4 Nc7 28.d4 Kf8 29.Re1 Nce6 30.Ke3 Re8 31.Ne2 Nc7 32.Kd3 d5 33.cd5 cd5 34.ed5 Nf5 35.d6 Bb5 36.Kd2 Nd6 37.Ra2 Nc4 38.Kd1 Nd5 39.Rg1 Nde3 40.Kc1–/+ Ng2?? 41.Rg2+– 0–1. Chistiakova,Elena – Zakharova,Alexandra (2105), RUS Spartakiad U18, 2003. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.d3 Nh5)

9.Bg7 ef3 10.Bf8 fg2 11.Kg2 Qf8 12.Nc3 Be6 13.Qb3 Nd7 14.a4 Ndf6 (14...Ne5 15.Kg1-+) 15.Rab1 (15.Nd5 Qd8-/+) 15...Qc8 (15...Qh6 16.h4-+) 16.Rfc1 Bh3 17.Kg1 Qg4 (17...Qf5 18.Qd1-/+) 18.f3?? (better 18.Qd1-/+) 18…Qd4-+ (18...Qd4 19.Kh1 Qf2-+) 0-1. SpaceNils - Lance5500 (2645), lichess.org, 2020. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.d3 Nh5)

9.0-0 f4 10.Nbd2 Bg4 (10...Bf5 11.Nh4 Bc8 12.a3=) 11.Ne4 (11.Ne5 de5 12.Bb7 Nd7 13.Bd5 Kh8 14.Ba8 Qa8=) 11...Bf3 (11...Nf6!?=) 12.Bf3+/- (12.ef3?! Nf6=) 12...fg3 13.hg3 (better 13.fg3 Nc6 14.Bh5 gh5 15.Rf8 Qf8 16.Rf1+/-) 13...Nf6? (better 13...a6+=) 14.Nf6+- Qf6 (14...Bf6 15.Bb7 Nd7 16.Bd5 Kg7 17.Ba8 Qa8 18.e4+-) 15.Bb7 Nd7 16.Ba8 Ra8 17.c5 (17.Qa4 Qd8+-) 17...Qf5 (17...Qe6 18.c6 Nf6 19.b5+-) 18.cd6 cd6 19.Qc6 Nf6 (19...Rf8+-) 20.Qa8 Bf8 21.Rac1 Qh3 (21...Ng4 22.Rc7 Qh5 23.Qd5 Kh8 24.Qh1 Qh1 25.Kh1+-) 22.Rc8 (22.Qa7 Ng4 23.Qf7 Kf7 24.Rc7 Kg8 25.Rh7 Kh7 26.Rc1 Qh2 27.Kf1 Qf2) 22...Ng4 (22...Qh6 23.Qc6 g5 24.Qd6+-) 23.Rf8 Kg7 24.Rg8 Kh6 25.Qg2 (25.Qg2 Qg2 26.Kg2+-) 1-0. Spiritchaser84 (2315) - gogoattack (1715), Rated Bullet game, lichess.org, 2014. (=1.Nf3 (A15: English Opening: 1...Nf6) 1...d6 2.c4 Nf6 3.b4 g6 4.Bb2 Bg7 5.g3 e5 6.d3 0-0 7.Bg2 Nh5)

9.Nc3 c6 10.0-0 f4 11.Ne4 d5 12.cd5 cd5 13.Nc5 Qe7 14.a3 Nd7 15.Nb3 Nb6 16.Rac1 Rf7 17.Ba1 Bf5 18.Qc5 Qe8 19.Ng5 Rd7 20.Qc2? (20.e4 de4 21.de4 Bg4=) 20...h6 (better is 20...fg3!? 21.fg3 Bh6–/+) 21.Nf3= Re7 22.Nh4 Be6 23.Nc5 Bf7 24.Qb1 Bf6 25.Nf3 g5 26.d4 e4 27.Ne5 Be5 28.de5 Nc4 29.Qa2 b6 30.e6 Be6 31.Ne6 Re6 32.Bh3 Re7 33.Rfd1 Qf7 34.Bd4 Ng7 35.Qa1 Nf5 36.Bf6 Re6 37.Bf5 Rf6 38.Bh3? e3 39.f3 fg3 40.hg3 Nd2 41.Rc3 Re8 42.Rd3 h5 43.Bg2 h4 44.Rd5 Qd5 45.Qf6 Nf3 46.Bf3= Qd1 47.Kg2 h3 48.Kh2 Qd8 49.Qg6 Kf8 50.Qh6 Ke7= 51.Qg5 Kd7 52.Qd5 Ke7 53.Qe5 Kf8 54.Qf5 Kg7 55.Qg4 Kf6 56.Qf4 Kg6 57.Be4 Kg7 58.Qg4 Kf6 59.Qf5 Ke7 60.Qe5 Kd7 61.Qd5 Ke7 62.Qe5 Kd7 63.Qd5 Ke7 ½–½. Sanchez Gabin,A (1720) – Morona Minguez,I (1930), ch–ESP w Padron ESP, 2011. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 d6 5.g3 0-0 6.Bg2 e5 7.d3 Nh5)

9.Nc3 Nc6 10.a3 Nd4 11.Nd4 ed4 12.Na2 c5 13.0-0 f4 14.Rab1 Qe7 15.bc5 dc5 16.Nc1 fg3 17.hg3 Ng3 18.fg3 Qe3 19.Kh2?? (better is 19.Kh1 Rf1 20.Bf1+=) 19...Rf1–+ 20.Bf1 Be5 (20...Be5 21.Kh1 Bd7 22.Na2 Bc6 23.Bg2 Bg2 24.Kh2 Bc6 25.Bd4 Qg3) 0–1. Hilton,Stephen – Sevruk,Vitalij, OP–2011–0-01423, 2011. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.d3 Nh5)

9.Nc3 Nc6 10.b5 Nd4 11.Nd4 ed4 12.Nd5 c6 13.bc6 bc6 14.Nb4 Qa5 15.a3 Bd7 16.0-0 Rac8 ½–½. Adamski,Jan (2285) – Obrusnik,Michal (2195), Rewal Poland, 2010. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.d3 Nh5)

9.Nbd2 a5 10.a3 ab4 11.ab4 Ra1 12.Ba1 e4 13.Nd4 c5 14.N4b3 Ba1 15.Na1 Qf6 16.0-0 (16.Nab3 Nc6 17.bc5 Nb4+=) 16...cb4 (16...Nc6 17.bc5 Nd4 18.Qd1 ed3 19.ed3 dc5 20.Bd5 Be6 21.Bb7+=) 17.de4+= Nc6 18.e3 Be6 19.Nab3 Ra8 (19...Qc3 20.Qb1+/–) 20.Qd3+/– Qd8 21.ef5 Bf5 22.Qd5 Kf8 23.Nd4 Ra5 24.Qf3 Nf6 25.N2b3 Nd4 26.Nd4 Qe7 27.Nf5 gf5 (27...Rf5 28.Qe2+/–) 28.Qd1 (28.Rb1 Ne4 29.Qh5 Kg7+/–) 28...Rc5 29.Qb3 Qc7 (29...b5 30.cb5 Rb5 31.Rd1+/–) 30.Ra1 (30.Qb4!? b6 31.Rd1+/–) 30...Rc4 31.Bf1 Re4 (31...Rc2 32.Qb4 Ng4 33.Qf4+/–) 32.Bd3 Re5 33.Qb4 Kf7 34.Rb1 Rc5 35.Qb7 Rc1 36.Kg2 Qb7 37.Rb7 Ke6 38.h3 h6 39.Kf3 Rd1 40.Ke2 Rc1 41.Rg7 Rh1 (41...h5 42.Rg5 Rc5 43.Kf3+–) 42.g4+– fg4 43.hg4 d5 (43...h5 44.Bf5 Kd5 45.g5+–) 44.Bf5 Kd6 45.Rg6 Ke7 46.Kf3 Ne8 47.Kf4 Rh2 48.Re6 Kf8 49.f3 Ng7 50.Rd6 h5 51.Rd5 1–0. Egan,Michael (2160) – Bascetta,Biagio (2150), WS/M/155 ICCF, 2008. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.d3 Nh5)

9.Nbd2 a5 10.b5 Be6 11.0-0 Nd7 12.Ne1 Rb8 13.e3?! g5 14.d4 e4 15.g4 fg4 16.Ne4 Bf5! 17.Qe2 Qe7! 18.Ng3 Ng3 19.hg3 h5 20.e4 Rbe8 21.Nc2 Be4 22.Rfe1 Nf6 23.d5 Qf7! –+.

9.Nbd2 a5 10.b5 Be6 11.0-0 Nd7 12.Ne1 Rb8 13.e3 g5 14.d4 e4 15.g4 (15.f3 f4 (15...ef3 16.Nef3 g4+=) 16.Ne4+=) 15...fg4 16.Ne4 (16.Be4 Nhf6+=) 16...Bf5 (16...Nb6 17.Nd2=) 17.Qe2 Nhf6 (17...Qe8 18.Ng3 (worse is 18.Ng5 h6–/+) 18...Be6 19.a3=) 18.Ng3+= Bg6 19.e4 (19.f3 gf3 20.Nf3 Ne4+=) 19...Re8 (19...Qe7 20.f4 gf3 21.Nf3= (worse is 21.Qf3 Ne4 22.Qe3 Rf1 23.Nf1 Re8–/+)) 20.Nd3 h5 21.e5 (better is 21.f4!? gf3 22.Qf3 Ne4 23.Nh5=) 21...de5+= 22.Ne5 h4 (better is 22...Ne5!? 23.de5 Bd3 24.Bd5 Qd5 25.cd5 Be2 26.ef6 Bf1 27.Kf1 Bf8 28.Nh5 c6–/+) 23.Ne4+= (worse is 23.Ng6 Re2 24.Ne2 Kf7 25.Ne5 Ne5 26.de5 Qd2–/+) 23...Ne5 24.de5 (24.Nf6!? Qf6 25.de5+=) 24...Ne4= 25.Be4 Be5 26.Rad1 Qf6 27.Bd5 Kg7 28.Be5 Re5 29.Qg4 Bf5 30.Qd4 (30.Qg2 Re2=) 30...Bh3= 31.Bg2 Bg2 32.Kg2 h3 (32...Rf8!?=) 33.Kg1+= Rbe8 34.Qd7 Qf7 35.Qh3 Qc4 36.Rc1 (36.f4 gf4 37.Qg4 Kh6 38.Qh4 Kg6 39.Rf4 Qe6 (39...Qa2?? 40.Rf6 Kg7 41.Qh6 Kg8 42.Rg6 Kf7 43.Qg7) 40.Rg4 Qg4 41.Qg4 Rg5 42.Qg5 Kg5=) 36...Qf7 (36...Qb5 37.Rc7 R8e7 38.Rc8=) 37.Qc3 (37.a4 R8e7=) 37...Kh6 (37...Qa2 38.Rfe1 Qe6 39.Re5 Qe5 40.Qc7 Qc7 41.Rc7 Kf6 42.Rb7+=) 38.Qa5 Qd7 (38...c6 39.a4=) 39.Qc3 Rb5 40.Qc7 Qc7 41.Rc7 ½–½. Hecht,Hans_Joachim – Vaganian,Rafael, Budapest, 1973. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 d6 5.g3 0-0 6.Bg2 e5 7.d3 Nh5)

9.Nbd2 a6 10.a4 Be6 11.0-0 Nc6 12.Bc3 a5 13.b5 Nb4 14.Bb4 ab4 15.Rab1 Qe7 16.Rb4 Nf6 Black plans e4 (16...Bd7 17.Rfb1+=) 17.Ng5+= Bc8 18.Nb3 (18.Rbb1 Kh8=) 18...d5 Black prepares e4 19.c5 e4 20.a5 h6 (20...Nh5 21.Nh3+=) 21.Nh3 g5 22.Kh1 Ng4= 23.Qd2 Re8 24.Qa2 Bc3= 25.Ra4 Bd7 26.Nd4 c6 27.bc6 bc6 28.Nf5 Bf5= 29.de4 Bd7 30.ed5 Qc5 The pressure on the isolated pawn grows 31.a6 cd5 32.Qd5 Qd5 33.Bd5 Kg7 34.Ra3 Bb4 35.Rb3 Ra6 36.Rb4 Nf6 37.Rb7 Rd6 38.Bg2 Re2 39.Ng1 Re7 40.Nf3 Ne4 41.Kg1 Kf6 42.h3 Re8 43.Ra1 Bf5 44.Nh2 Nc5 45.Rb2 Nd3 46.Rd2 Red8 47.Rad1 h5 48.Nf3 R6d7 49.h4 g4 50.Ng5 Re7 51.f4 Re3 52.Kh2 Rb8 53.Bf1 Rb3 54.Ra1 Re1 55.Ra6 Kg7 56.Ra7 Kg6 57.Kg2 Rc1 58.Ra6 Kg7 59.Ra5 Kg6 60.Rd5 Nc5 61.Be2 Re3 62.Kf2+/– Re7 63.Bb5 Kf6 64.Rd8 Bg6 65.R8d6 Kg7 66.Re2 Rb7 67.Bc6 Ra7 68.Bd5 Rd1 69.Rd8 Kf6 70.Kg2 Bd3 71.Rb2 Raa1 72.Kh2 Rab1 73.Ra2 Bb5 74.Rf8 Ke7 75.Rf5 Nd7 76.Be4 Bc4 77.Bb1 Ba2 78.Ba2 Rd2 79.Kg1 Ra2 80.Rd5 Nf6 81.Re5 Kf8 82.Kf1 Rb2 83.Ke1 Ra2 84.Rb5 Rg2 85.Kf1 Rc2 86.f5 Ra2 87.Ke1 ½–½. Egan,Michael (2160) – Pommrich,Rainer (2295), WS/M/155 ICCF, 2008. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.d3 Nh5)

9.Nbd2 a6 10.a4 Qe7 11.0-0 Be6 12.b5 Nd7 13.Nb3 f4 14.Nfd2 ab5 15.ab5 Ra1 16.Ra1 b6 17.Ra7 Ndf6 18.Nf3 Bh6 19.c5 (19.Bc3 fg3 20.hg3 Bg7+=) 19...Qe8 (19...bc5!? 20.b6 fg3 21.hg3 Nd5+=) 20.c6+= Qb8 21.Rb7 Qc8 22.Nbd2 g5 23.Nc4 g4 24.Nfd2 Bg7 25.Nb6 (better is 25.d4!? ed4 26.Bd4+=) 25...cb6+= 26.Nc4 Qd8 (better is 26...fg3 27.hg3 Bc4 28.Qc4 Kh8=) 27.c7+/– Qa8 28.Rb6 (28.Rb6 f3 29.Rd6 fg2 30.Re6+–) 1–0. Egan,Michael (2160) – Mayer,Johann (2150), WS/M/155 ICCF, 2008. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.d3 Nh5)

9.Nbd2 Nc6 10.a3 h6 (10...a6 11.0-0=) 11.e3 (11.b5 Ne7+=) 11...Ne7 (11...a6 12.Nh4 Kh7 13.0-0=) 12.Nb3 (12.0-0 Be6+=) 12...Be6 13.h3 (13.0-0 Bf6+=) 13...Qd7 (13...Qe8 14.0-0=) 14.Rc1 (14.0-0 Qa4=) 14...b6 (14...Nf6 15.0-0=) 15.Nfd2 (15.0-0 Nf6=) 15...Rad8 (15...Rae8 16.0-0=) 16.Bf3 (16.0-0 f4 17.g4 fe3 18.fe3 Nf6+=) 16...Nf6 (16...Rde8 17.Bh5 gh5 18.Nf3+=) 17.h4 (17.0-0 Rfe8=) 17...c5 (17...f4 18.gf4 ef4 19.e4+=) 18.b5 (18.0-0 f4 19.ef4 ef4=) 18...g5 (18...f4!? 19.gf4 ef4+=) 19.hg5= hg5 20.Nf1 (20.Bc3 Qc7=) 20...g4 (20...Kf7 21.Nfd2+=) 21.Bg2= Qc7 22.Kd2 f4 23.gf4 ef4–/+ 24.ef4 Ng6 25.Bc6 Rf7 26.Re1 Nf4 27.Ne3 Nh7 28.Bg7 Rg7+= 29.Kd1 Qf7= 30.Rh2 Ng5 31.Kc1 Nfh3 32.Reh1 Qf4 33.Nd2 Qd4 34.Nb3= Qe5 35.Nd1 Nf3?? Black plans g3 36.Bf3+– Qf4 37.Kb1?? Qf3= 38.Ka2 Bf5 39.Qc1 g3 40.fg3+= Rg3 41.Rb2?? d5 42.Rh3? Bh3 43.Nf2 dc4 44.Qc4 Qd5?? 45.Qd5?? Rd5–+ 46.Ne4 Rg6 47.Rf2 Kg7 48.Kb2 Rg2 49.Kc2 Rf2 50.Nf2 Bf5 51.a4 Kf6 52.a5 Ke5 53.ab6 ab6 54.Nd2 Kd6 55.Nc4 Kc7 56.Ne3 Rd8 57.Nc4? Rd4 58.Ne5 Rb4 59.Nd1 Rb5 60.Ne3 Be6 61.Kc3 Rb4 62.Kd2 Rd4 63.Ke2 b5 0–1. Gomez Feria,J – Moreno Carnero,J (2480), XXVI Open, Seville ESP, 2001. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.d3 Nh5)

9.Nbd2 Nc6 10.b5 Nb8 11.c5 Be6 12.Nc4 Nd7 13.cd6 Rc8 14.dc7 (14.Be5 Ne5 15.Nfe5 cd6 16.Bb7 Rc7–+ (16...de5?! 17.Bc8 Qc8 18.0-0+=); worse is 14.Nce5 Ne5 15.Ne5 cd6–+) 14...Qc7 15.Nfd2 e4 16.0-0 ed3 17.ed3 Nc5 18.Bg7 Ng7 19.a4 Rfd8 20.Ra3 f4 21.Re1 Nf5 22.Ne5 Qd6 23.Rc3 fg3 24.hg3 Nd4 25.Qd1 a6 26.Ndc4 Qf8 27.b6 Bd5 28.Nd2 Qd6 29.Bh3 Be6 30.Be6 Nce6 31.Rc8 Rc8 32.Nec4 Qd7 33.Qg4 Qc6 34.Re4 Nf5 35.Nb3 Qd7 36.Ne3 Rf8 37.Nf5 Rf5 38.Nd4 Nd4 39.Rd4 Qe7 40.Rf4 (40.Rf4 Rd5 41.Rc4+–) 1–0. Recasens Sanchez,Juan Antonio (2180) – Pommrich,Rainer (2245), WS/M/235 ICCF, 2009. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.d3 Nh5)

9.Nbd2 Nc6 10.b5 Ne7 11.0-0 h6 12.c5 g5 13.Nc4 Ng6 14.cd6 cd6 15.Qb3 Kh8 16.Qb4 g4 17.Nfd2 d5 18.Nd6 Be6 19.Nb7 Qg5 20.Rac1 f4 21.Rc6 fg3 22.hg3 Ngf4 23.Re1 Ng2 24.Kg2 Rf2?? 25.Kf2+– Rf8 26.Nf3 gf3–/+ Exerts pressure on the isolated pawn 27.Re6?? fe2 28.Ke2+– Qg3 29.Kd1 Rf2? 30.Nc5 Nf4 31.Be5?? Qg4= 32.Kc1 Ne2 (32...Ne2 33.Re2 Qb4 34.Bg7 Kg7 35.Rf2 Qc5 36.Rc2 Qg1 37.Kd2 Qf2 38.Re2 Qf4 39.Kc3 Qa4=) 0–1. Karbowiak,Adam – Murawski,Grzegorz, Tch Poland – I Liga S, 2007. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.d3 Nh5)

9.Nbd2 Be6 10.0-0 Nd7 11.a4 g5 (11...c6 12.a5=) 12.a5 a6 13.h3 (13.Nb3 Qf6=) 13...g4= 14.hg4 fg4 15.Nh2 c6 16.Ne4 d5 17.Nd6 Qe7 18.cd5 cd5 (18...Bd5 19.Bd5 cd5 20.Qc7=) 19.Qc7 (19.Nb7 Rfc8 (19...Qb4? 20.Qc6 Rfe8 21.Bd5+–) 20.Qb3 Rab8 21.Bd5 Nf8+=) 19...Nhf6 (19...Rab8 20.Rac1=) 20.e4 (20.Rab1 Rab8=) 20…de4 ½–½. Ellis,James R (2165) – Jones,Kenneth E (2260), US CC Championship, 2008. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.d3 Nh5)

9.Nbd2 Be6 10.0-0 Nd7 11.e3 c6 12.Ne1 Qe7 13.f4 g5 14.Qd1 ef4 15.Bg7 (15.Qh5? Bb2 16.Rb1 Bf7–+) 15...Qg7 16.gf4 Ndf6 17.Nb3 Rae8 18.a3 Kh8 19.Ra2 Bd7 20.Re2 Rg8 (20...gf4 21.ef4 Qg4 22.Nd4 Nf4 23.Re8 Qd1 24.Rf8 Kg7 25.Rd8–+) 21.Kh1? (better is 21.fg5!? Qg5 22.Qd2=) 21...Qh6–/+ 22.Kg1 Ng4 23.Qa1 Nhf6 24.h3 Ne3 (24...Re3?! 25.Rd2 Rh3 26.Bh3 Qh3 27.Rf3+=) 25.fg5 Qg5 26.Nf3 Qg7 27.Rff2 f4 28.Kh1 Nh5 29.Qg7 Rg7 30.Kh2 Rg3 31.c5 Ng2 32.Re8 Be8 33.cd6 b6 34.Ne5 Nh4 35.Nc1 Rg7 36.Re2 Nf6 37.Ng4 Ng4 38.hg4 Bd7 0–1. Pettersson,Tobias (2120) – Westerinen,Heikki MJ (2385), Arctic Chess Challenge, 2007. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.d3 Nh5)

9.Nbd2 Be6 10.0-0 Nd7 11.Ng5?? Qg5–+ 0–1. Lonyuk,Bohdan – Nepomuk,Hans (1610), 48. LSS No Engine Cup Preliminary, 2011. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.d3 Nh5)

9.Nbd2 Be6 10.c5 Nc6 11.a3 (11.b5 Nb4 12.Qa4 dc5 13.a3 Nd5 14.Be5 Nb6 15.Qd1 a6 16.ba6 Ra6 17.0-0= 0.06) 11...Qe7 (11...a6 12.0-0 (12.Rc1 d5 13.e3 e4 14.Nd4 Nd4 15.Bd4 Bd4 16.ed4 Qf6 17.c6+= –0.28) 12...Qf6 13.Nc4 Rad8 14.Rac1 Bd5 15.cd6 cd6 16.Nb6 Be6 17.Nd2= 0.22; 11...Bd5 12.0-0 (12.e4 fe4 13.de4 Be6 14.Rd1 Rc8 15.b5 Nb8 16.Bf1 Bh6 17.Bc4= 0.19) 12...Qd7 13.e4 Bf7 14.Ng5 fe4 15.Nf7 Rf7 16.Ne4 d5 17.Ng5+= 0.38; 11...a5 12.b5 Na7 13.Qa4 c6 14.bc6 Nc6 15.Rc1 dc5 16.Rc5 e4 17.Ne5–/+ –0.97; 11...Qf6 12.Nc4 (12.b5 Nd8 13.Nc4 Nf7 14.Rc1 Qe7 15.0-0 a6 16.cd6 cd6 17.b6= –0.06; 12.0-0 a6 13.Nc4 Rad8 14.Rac1 Bd5 15.e3 Bf3 16.Bf3 d5 17.Nd2= 0.19; 12.Rc1 a6 13.Nc4 Rad8 14.0-0 h6 15.cd6 cd6 16.e3 Rf7 17.d4= 0.03) 12...Rfd8 13.b5 Ne7 14.Nfd2 Nd5 15.e4 fe4 16.de4 Ne7 17.cd6+= 0.47) 12.b5 Nd4 (better is 12...Nd8!?= 13.0-0 a6 14.a4 Nf7 15.Nc4 f4 16.cd6 cd6 17.e3= –0.06) 13.Nd4+/– ed4 14.Bb7 Rab8 15.Bc6 (15.c6 Bd5 16.Rg1 Qe6 17.Nc4+/– 0.88) 15...dc5 16.Nb3 Bb3 (16...Rfd8 17.Nc5+/– 0.75) 17.Qb3 Kh8 18.Qc2 f4 19.Rc1 f3 20.0-0 fe2 21.Rfe1 Bh6? (better is 21...Rf5+/–) 22.Qc5+– (worse is 22.Re2 Qd6 23.f4 Nf4 24.gf4 Rf5+–) 22...Qc5 23.Rc5 Bg7 24.Re2 Rb6 25.Re7 Rc6 (25...a6 26.a4 ab5 27.ab5 Bf6 28.Rc7 Ng7+–) 26.Rc6 Bf6 27.Rec7 1–0. Dudley,Bruce (1680) – Homer,Matthew, WS/O/351 ICCF, 2010. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.d3 Nh5)

9.Nbd2 Nf6 10.0-0 Qe7 11.a3 Nbd7 12.e3 c6 13.e4 fe4 14.de4 b6 15.Rad1 a5 16.Ra1 Bb7 17.Rfd1 Rac8 18.Qb3 ab4 19.ab4 Ra8 20.c5 d5 21.cb6 Nb6 22.Ra8 Ra8 23.Ne5 Ne4 24.Be4 Be5 25.Re1 Qf6 (25...Qd6 26.Bf5 gf5 27.Re5+/–) 26.Be5 (better is 26.Bd5!? Nd5 27.Re5+–) 26...Qe5= 27.Nf3 ½–½. NikMed – steveberkley, ChessWorld.net, 2014. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0-0 5.Bg2 d6 6.c4 e5 7.d3 Nh5 8.Qc2 f5)

9.e3 Nc6 10.a3 (10.b5 Ne7=) 10...Kh8 (10...Nf6 11.0-0=) 11.Nc3 Ne7 (11...Nf6 12.0-0+=) 12.0-0 h6 (12...c6 13.d4+=) 13.Nd5 (13.d4 Bd7+=) 13...g5 Black prepares f4 (13...c6 14.Ne7 Qe7 15.c5=) 14.Ne7+= Qe7 15.Rfe1 (15.Nd2 Kh7+=) 15...Qf7 Black prepares the advance f4 16.Rac1 (16.d4 g4 17.Nd2 e4=) 16...f4 17.ef4 gf4 18.Nh4 Bf6 (18...fg3 19.fg3 Nf6+/–) 19.Bd5 (19.d4 Bh4 A) 20.gh4? f3 21.Re3 Qg7 (21...fg2?! 22.de5 Kg8 23.ed6 cd6 24.Rce1–+) 22.Rf3 Rf3–+; B) 20.de5+=) 19...Qg7= 20.Ng2 Bg5 21.Rcd1 Nf6 22.Bf3 Bf5?? 23.h4+– Rf7? 24.hg5 hg5 25.Bb7 Raf8 26.gf4 gf4 Black gets deadly initiative 27.f3 Rg8 28.Qf2 Qh6 29.Rd2 Rh7–/+ Threatening mate... how? 30.Kf1 Rg2! 31.Qg2 Decoy to g2 31...Bh3 A pinning theme 32.Qh3 Qh3–+ 33.Ke2 Qd7 34.Kd1 c5–+ 35.Ba6? Qa4 (35...Qa4 36.Kc1 Qa6 37.bc5 dc5–+) 0–1. Gomez Feria,JM – Garcia Martinez,S (2370), Coria del Rio Spain, 2001. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.d3 Nh5)

9.e3 e4 10.de4 fe4 11.Nd4=.

9.0-0 c6 10.0-0 Be6 11.Nd2 Nd7 12.b5 Qc7 13.Rc1 += Rac8 14.Qe2 Bf7 15.Nb3 Rce8 16.bc6 bc6 17.Ba3 Nhf6 18.Qd2 g5 19.Na4 c5 20.Qa5 Nb6 21.Nc3 Qd7 22.Rfd1 f4 23.Nb5 Bh5 24.Rd2 Nc8 25.Qc7 Qe6 26.Qc6 Re7 27.Nc7 Rc7 28.Qc7 f3 29.Bf1 Bg4 30.Qb7 Qe8 31.Rdc2 Qh5 32.Nd2 d5 33.Bc5 Rf7 34.Qa8 e4 35.cd5 Bh3 36.Bd6 1–0. Smyslov – Agnos, London 1988.

9.0-0 Nd7 10.a4 Ndf6 11.a5 Rb8 12.Qb3 Kh8 13.b5 Be6 14.Qa3 Ng4 15.Rab1 g5 16.Bc1 h6 17.Nd2 Qd7 18.a6 b6 19.Nd5 Ngf6! 20.Nb4 f4 21.Nc6 Ra8 22.Bb2 Bh3 23.Ne4 Bg2 24.Kg2 Rf7 25.Nf6 Bf6 26.d4! e4 27.d5 Rg8!? 28.Bf6 Rf6 29.Qc3 Rg7 30.Qd4? f3? 31.ef3 Nf4 32.Kh1 Qh3 33.Rg1 Nd3 34.Rbf1 Rf3 35.Rg2 Qf5 36.g4! Qf7 37.Nd8 Qf6 38.Qf6 Rf6 39.Kg1! Ne5 40.Nc6 Nc6 41.bc6 Rf3 42.Rg3 Rgf7 43.Rf3 Rf3 44.Re1 Rf4 45.f3! Rf3 46.Re4 Kg7 47.Kg2 ½–½. Plachetka – Tal, Kapfenberg 1970.

9.0-0 Be6 10.Nd2 Qc8 11.b5 f4 12.Nde4 h6 13.a4 Bh3 14.Nd5 Rf7 15.a5 (15.Bh3 Qh3 16.a5 c6=) 15...Bg2= 16.Kg2 Qd7 17.Qb3 c6 18.Ndc3 Qe6 19.Ba3 Bf8 20.f3 (20.Rab1 Nf6=) 20...Ng7 21.g4 Qd7 22.Rab1 c5 (22...Ne6 23.Qa4=) 23.Nd5 Be7 24.b6 Nc6 25.a6 ba6 (25...Nd4 A) worse 26.Ne7 Qe7 (26...Re7?? 27.Nf6 Kh8 28.Nd7 Rd7 29.Qa4+–) 27.ab7 Qb7–/+; B) 26.Qa2 ba6 27.Bb2= (worse 27.Ne7 Qe7 28.Bc1 ab6–/+)) 26.Qa4+= Bd8 27.Bc5 (27.Qa6 Rb8 28.ba7+=) 27...dc5=+ 28.Nc5 Qe8 29.b7 Rb8 30.Nb4?? (better 30.Ne4 Rf8 31.Nd6=) 30...Nb4–+ 31.Qb4 Qc6 32.Ne4 (32.Ra1 Be7 33.Ra5 Qc7–+) 32...Rfb7 (32...Qb7?! 33.Qd6 Bc7 34.Rb7 Bd6 35.Rf7 Kf7 36.Nd6 Ke7 37.Ne4=; 32...Rbb7?! 33.Qc3–+) 33.Qd6 Qd6 34.Rb7 (34.Nd6?? Rb1 35.Rb1 Rb1–+) 34...Rb7 35.Nd6 Rb6 (35...Rb2 36.c5–+) 36.c5 Rc6 37.Rb1 Rc5 38.Rb7 Rc7 39.Rb8 Ne6 40.Nc4 Rc5 41.Ra8 a5 42.Ra7 Bc7 43.h4 Rb5 44.h5 gh5 45.gh5 Rb1 (45...Rc5 46.Ra6 Kf7 47.Kf2–+) 46.Ra8 (46.Na5 Re1 47.Nc4 Re2 48.Kg1 Rc2–+) 46...Rb8 (46...Kg7 47.Ra6 Kf6 48.e3–+) 47.Ra7 Rb5 48.Ra8 Kf7 49.Rh8 Kg7 50.Re8 Kf6 51.Rg8 Ng7 52.Rf8 Ke7 (52...Ke6 53.Rc8 Rb7 54.Ra8 Nh5 55.Ra6 Kf5 56.Kh3–+) 53.Rh8 Nf5 54.Kh3 (54.Rh7 Kd8–+) 54...Rb1 (54...Ke6 55.Re8 Kd5 56.Kg4–+) 55.Kg4 (55.Rh7 Kd8 56.Rh8 Kd7 57.Rh7 Kc8 58.Rh8 Kb7–+) 55...Ke6 56.Re8 Ne7 57.Ra8 Rg1 58.Kh3 Rg3 59.Kh2 Nf5 60.Ra6 Kd7 61.Nd2 (61.Na5 Rg5–+) 61...Nd6 (better 61...Rg5!? 62.Nc4–+) 62.Nb3 Rg5 63.Nc5 Ke7 64.Ra7 Rh5 65.Kg2 Rg5 66.Kh2 Ne8 (66...Nb5 67.Rb7 Kd6 68.Rb5–+) 67.Ra6 Rg8 68.Kh3 (68.Nb3 Nd6–+) 68...Rg1 69.Ne4 (69.Nb3 Rh1 70.Kg2 Re1–+) 69...Re1 70.Nc3 Nf6 71.Rc6 (71.Nb5 Nd5 72.Ra7 Kd7–+) 71...Bd6 72.Nb5 (72.Kg2 Bb4 73.Kf2 Ra1–+) 72...Bb4 73.Rc2 (73.Rc7 Ke6 74.Rc2 Nd5 75.Nc7 Nc7 76.Rc7 Re2 77.Rc6 Bd6–+) 73...Nd5 74.Rc6 (74.Kh2 Ne3 75.Rb2 Rc1–+) 74...Ne3 (74...Ne3 75.Kh2 Re2 76.Kg1 Be1 77.Rc7 Kd8–+) 0–1. Cuenca Jimenez,Jose Fernando (2520) – Jarmula,Lukasz (2350), Bundesliga, 2016. (=1.c4 Nf6 2.Nf3 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.d3 Nh5 8.Nc3 f5)

9.0-0 g5 10.c5 Kh8 11.cd6 cd6 12.Nd2 Nf6 13.Nc4 Nc6 14.Qa4 Nd4 15.e3 Ne6 16.Qa5 Nc7 17.f4 gf4 18.ef4 ef4 19.gf4 Ng4 20.Nd1 Bb2 21.Ncb2 Qh4 22.h3 b6 23.Qa3 Nb5 24.Qb3 Bb7 25.Nc4 Bg2 26.Qb2 Nf6 (26...Rf6 27.Qg2 (27.Kg2?? Rg8 28.hg4 Rg4 29.Kf3 Rf4 30.Ke2 Nd4 31.Kd2 Rf1–+) 27...Rg8 28.hg4 Rg4 29.Nde3 Rg2 30.Ng2–+) 27.Kg2 Rg8 28.Kf3 Rae8 29.Nde3 (29.Nce3 d5 (29...Qh3?! 30.Ke2 Re6 31.Kd2–+) 30.Ke2 d4–+) 29...d5 (29...Rg3!? 30.Ke2 Rg2 31.Kd1 Rb2 32.Nb2 Qh3 33.Nbc4–+) 30.a4 (30.Ne5 Rg3 31.Ke2 d4–+ (31...Qh3 32.Kd2 Rg2 33.Ng2 Qg2 34.Kc1 Rc8 35.Nc4 Qf1 36.Kc2 Qe2 37.Kc1 Qe3 38.Qd2 Qg1 39.Kb2 Qd4 40.Kb1 Rc4 41.a4 Ne4 42.Qe2 Rc1 43.Kc1 Qa1 44.Kc2 Nd4)) 30...d4 (30...dc4 31.Qf6 Qf6 32.ab5–+) 31.ab5 de3 (31...de3 32.Qf6 Qf6–+) 0–1. Kluger,Gyula – Padevsky,Nikola, Sofia, 1962. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.d3 Nh5)

9.Qd2 Nf6 10.c5 (10.0-0 Nc6 11.b5 Ne7+=) 10...e4 11.de4 fe4 (11...Ne4!? 12.Ne4 Bb2 13.Qb2 fe4+=) 12.Ne4!+– Ne4 13.Qd5 Rf7 14.Bg7 Kg7 15.Qe4 Qf6 16.0-0 Nc6 (16...dc5 17.bc5 Nc6 18.Rad1+–) 17.cd6 (17.b5 Ne5+–) 17...Bf5+– 18.Qf4 (18.Qe3 Nb4 19.Nd4 cd6+–) 18...cd6 (18...Qd6 19.Qd6 cd6 20.b5+–) 19.Rad1+– Ne5 (19...Rd8 20.b5 Ne5 21.Nd4+–) 20.Nd4 Be6 (20...Rc8 21.Bd5 Rfc7 22.Nf5 gf5 23.e4 fe4 24.Qe4+–) 21.Qf6 Kf6?? (21...Rf6 22.Bb7 Rb8 23.Ne6 Re6+–) 22.Ne6 Ke6 23.Bd5 (23.Bd5 Kf6 24.f4+–) 1–0. Yu,Michael (1995) – Hoeneveld,Maarten (1900), SPAchess BCD, 2016. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 d6 5.g3 0-0 6.Bg2 e5 7.d3 Nh5 8.Nc3 f5)

9.Nd2 c6 10.0-0 Nf6 (10...Be6 11.Rb1+=) 11.b5+/– h6 (11...Qe7 12.e3+/–) 12.a4 (12.Nf3 Be6+/–) 12...a5 13.bc6 bc6 14.Rb1 Ra7 15.Ba3 Qc7 16.Qb3 Rb7 17.Nb5 cb5 18.cb5 Kh7 19.Rfc1 Qd8 20.Nc4 Rd7 21.Bc6 f4? (better is 21...Nc6 22.bc6 Ra7 23.Bd6 Re8+=) 22.d4?? (22.Bd7 Qd7 23.Ne5 (23.Nd6?? Qh3 24.Bc5 Ng4–+) 23...de5 24.Bf8–/+) 22...fg3 23.hg3 Ng4? (better is 23...Re7!? 24.Bg2 ed4 25.Bd6 Bf5+=) 24.f3 e4 25.fg4 Bd4 26.e3?? Rf3= 27.Be4? Rg3–+ 28.Bg2? Bb7 29.Rc2 Qh4 30.ed4? Rb3–+ 31.Rb3 Qg4 32.Ne3 Qg3 33.Rbc3 Qe1 34.Kh2 Bg2 35.Ng2 Qe7 36.b6 Na6 37.Rc6 Qg5?? 38.b7?? Rb7 39.Ra6 Qh5 40.Kg3 Qg5 41.Kf2?? Qf5–+ 42.Kg1 Qc2 (42...Qc2 43.Kh2 Qd3 44.Ra5 Rb3 45.Ra7 Kh8 46.Re7 Qg3 47.Kh1 Ra3 48.Ne1 Ra2 49.Re8 Kg7 50.Nc2 Rc2 51.Re7 Kf8 52.Rf7 Kf7 53.a5 Qg2) 0–1. Polugaevsky,Lev – David,Al, French Tch, 1994. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.d3 Nh5)

9.e3 c6 10.0-0 Be6 11.b5 Nd7 12.Nd2 Qc7 13.Rb1 Nhf6 14.bc6 bc6 15.Ba3 Rab8 16.Qa4 Rb1 17.Rb1 Nb8 18.Qb4 c5 19.Qb7 Qb7 20.Rb7 a6 21.Nd5 Bf7 22.e4 Kh8 23.Bb2 Nfd7 24.Bc3 Bh6 25.ef5 gf5 26.Nf1 Kg7 27.f4 Bd5 28.Bd5 Kf6 29.Ne3 Bg7 30.fe5 de5 31.g4 fg4 32.Ng4 Kf5 33.Ne3 Kg6? (better is 33...Kf6+/–) 34.Be6+– 1–0. Juutila,Rauno – Snitselaar,Gerard, WS/O/068 ICCF, 2006. (=1.c4 Nf6 2.Nf3 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.d3 Nh5)

9.e3 c6 10.0-0 Be6 11.Nd2 Nd7 12.b5 Qc7 13.Rc1 Rac8 14.Qe2 Bf7 15.Nb3 Rce8 16.bc6 bc6 17.Ba3 Nhf6 18.Qd2 g5 19.Na4 c5 20.Qa5 Nb6 (20...Qa5 21.Na5 g4 22.Bb2+=) 21.Nc3 (21.Nac5 dc5 22.Bc5 Rc8 23.Bf8 Kf8+=) 21...Qd7 (21...e4 22.Nb5 Qd8 23.Rfd1 ed3 24.Nd6 Qd6 25.Bc5=) 22.Rfd1 f4 (22...e4 23.Nb5 ed3 24.Nd6 Qd6 25.Bc5=) 23.Nb5 Bh5 24.Rd2 (24.Nd6 Qd6 25.Bc5 Qc7 26.Bf8 Kf8+=) 24...Nc8 25.Qc7 Qe6 26.Qc6 (26.Na7? Re7 27.Qc6 Na7 28.Nc5 dc5 (28...Nc6?! 29.Ne6 Re6 30.Bc6–/+) 29.Qe6 Re6 30.gf4 gf4 31.Bc5 Rf7–+) 26...Re7 27.Nc7 Rc7 (better is 27...Qf7!? 28.Nd5 Ree8=) 28.Qc7+/– f3 29.Bf1 Bg4 30.Qb7 Qe8 31.Rdc2 Qh5 32.Nd2 d5?? (better is 32...Rf7 33.Qa8 Rf8+/–) 33.Bc5 Rf7 (33...Rd8 34.Ba7 Na7 35.Qa7+–) 34.Qa8 e4 (34...d4 35.ed4 ed4+–) 35.cd5 Bh3 (35...ed3 36.Bd3 Ne8 37.Bb4+–) 36.Bd6 (36.Bd6 Bf8 37.Rc8 Bc8 38.Rc8+–) 1–0. Smyslov,Vassily (2550) – Anagnostopoulos,Dimitrios (2355), Lloyds Bank op, 1988. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0-0 5.c4 d6 6.Bg2 e5 7.d3 Nh5)

9.e3 Be6 10.Nd2 c6 11.0-0 Nf6 12.b5+= Qc7 13.Qa4 (13.d4 e4=) 13...c5 (13...Nbd7 14.Ba3 Nb6 15.Qc2=) 14.Nd5 (14.Nf3 h6+/-) 14...Nd5+= 15.cd5 Bd7 (15...Bf7 16.e4+=) 16.Qb3 (16.Nc4 Be8+/-) 16...Be8+= 17.Nc4 Nd7 18.Rac1 (18.a4 Nb6+=) 18...Nb6= 19.a4 Nc4 20.Rc4 Qb6 21.d4 (21.Bc3 a6 22.Rb1 ab5 23.ab5 Bd7=) 21...cd4 22.ed4 e4 23.Rfc1 (23.f3 ef3 24.Bf3 a6=+) 23...Bf7 24.Rc7 Bd4?? (24...a6 25.Bf1 ab5 26.Bb5=+) 25.Bd4?? (better 25.a5 Bf2 26.Kf1 Qa5 27.Kf2 Qd2 28.Kg1+-) 25...Qd4=+ 26.Rd1 (worse 26.Rb7 Bd5 27.Rd1 Bb3 28.Rd4 d5-/+) 26...Qb6 27.Qc3 Rae8?? (27...a5 28.Rc1=+) 28.Re1 (better 28.a5 Qb5 29.Bf1+-) 28...Re5 (28...a6 29.ba6 Qa6 30.Bf1=+) 29.Bf1= Rd5 (better 29...a5!? 30.ba6 ba6+= (30...Bd5?? 31.a5 Qa7 32.ab7+-)) 30.a5+/- Qd4 31.Qd4 Rd4 32.Rb7 Ra8 (32...a6 33.ba6 Ra4 34.Rb5+-) 33.Rc1 Ra4 34.Rcc7 (34.a6 Bd5+-) 34...Bd5 35.Ra7 (35.a6 f4 (35...Bb7?? 36.ab7 Rf8 37.Rc8+-) 36.gf4 Ra1 (36...Bb7 37.ab7 Rf8 38.Rc8+-) 37.Rg7 Kf8 38.Rh7 Bg8+- (38...Bb7 39.ab7 Rd8 40.Rh8 Ke7 41.Rd8 Kd8 42.b8Q Ke7 43.Qc7 Ke6 44.Qc4 d5 45.Qc6 Kf7 46.Qd5 Kf8 47.f5 Rd1 48.Qd1 Ke8 49.fg6 Ke7 50.g7 Kf7 51.Qd7 Kg8 52.Bc4 Kh7 53.g8Q Kh6 54.Qh3)) 35...Ra5+= 36.Ra5 Ra5 37.b6 Rc5?? (better 37...Ra4 38.b7 Bb7 39.Rb7 d5+=) 38.Bc4!! (38.Bc4 Rc4 39.Rc4+-) 1-0. Parals Marce,L (2025) - Moreno Oller,Victor (1725), TCh-CAT GpB Final, 2019. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.d3 Nh5)

9.e3 Nf6 10.Qb3 a5 11.c5 Kh8 12.cd6 cd6 13.0-0 ab4 14.Qb4 Nc6 15.Qb3 Qe7 16.Rfd1 Be6 17.Qc2 0–1. Murashov,Nikita – McGahan,Paul (1915), IECG, 2004. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.d3 Nh5)

9.Ng5?? c6?? (9...Qg5 10.0-0–+) 10.e4?? (better is 10.Nf3=) 10...Qg5–+ 11.Ne2 (11.Bf3 Nf6–+) 11...fe4 12.Be4 (12.de4 Be6–+) 12...Be6 13.h4 Qf6 14.Rc1 (14.Rh2–+) 14...Qf2 15.Kd2 Ng3 16.Re1 Bh6 17.Kc2 Bg4 18.Kb1 Be2 19.Qb3 Bc1 20.Rc1 Ne4 21.c5 Qf7 22.Qc2 Ng3 23.cd6 Nd7 (23...Qd5 24.d4 e4 25.Qc5–+) 24.b5 cb5 25.Rg1 Rac8 26.Qd2 Qf1! 27.Rf1 Rf1 28.Bc1 Rfc1 29.Kb2 R8c2! 30.Qc2 Rc2 31.Kc2 Kf7 0–1. Tradesmen – steveberkley, ChessWorld.net, 2014. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0-0 5.c4 d6 6.Bg2 e5 7.d3 Nh5 8.Nc3 f5)

10.Qb3 Be6 11.Rad1 h6 12.b5 Ne7 13.Nd2 Rb8 14.Qa4 a6 15.ba6 ba6 16.Ba1 Bc8 17.Rb1 Rb1 18.Rb1 Nf6 19.Nd5 Ned5 20.cd5 f4 21.gf4 Ng4 22.Nf3 Rf4 23.Qc6 Bd7 24.Qc2 Rf7 25.Bc3 Nf6 26.Qb3 Rf8 27.Ba5 Nh5 28.Qb7 Nf4 29.Qc7 Ne2 30.Kf1 Qc7 31.Bc7 Nc3 32.Rb7 (32.Rb6 Bb5 (worse is 32...Na2 33.Bd6 Re8 34.Ra6+/–) 33.Bd6 Re8+=) 32...Bc8+= 33.Rb8 Nb5 34.Ba5 Bf5 35.Rf8 Kf8 36.Ke2 e4 37.de4 Be4 38.a4 Nc3 39.Bc3 Bc3 1–0. Giardelli,Sergio Carlos (2440) – Fiorito,Fabian (2455), Boca Juniors op, 1998. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.d3 d6 6.g3 e5 7.Bg2 Nh5 8.Nc3 f5 9.0-0 Nc6)

11.Qb3 Qd7 12.c5 Kh8 13.Rac1 +=.

11.Qb3 Kh8 12.a4 c6 13.a5 d5 14.a6 e4 15.de4 de4 16.ab7 Bb7 17.Ng5 Bc8 18.Rfd1 Qc7 19.c5 (19.b6 Rb8 A) worse is 20.bc7 Rb3 21.Ba3 Bf6 (21...Bc3 22.Be7 Rg8 23.Ra7+–; 21...Rc3 22.Be7 Rd3 23.Bf8 Rd1 24.Rd1+–) 22.Nge4 fe4 23.Ne4 Ba1 24.Ra1 Re8=; B) 20.Nce4 Rb6 21.Bg7 Ng7 22.Qf3+/–) 19...cb5? (better is 19...Ng8+=) 20.Nf7+– (20.Qb5 Rb8 21.Nf7 Rf7 22.Qe8 Ng8–+) 20...Kg8 21.Nb5 Rb8 22.Rd8 Nd5 23.Nh6! Bh6 24.Qd5 Qf7 25.Qe5 Qf6 26.Rf8 Bf8 27.Qb8 Qb2 28.Ra7 Qc1 29.Bf1 Be6 30.Ra8 Qc5 31.Nd6 Bc8 32.Nc8 Nf6 33.Nd6 Nd7 34.Qb3 (34.Qb3 Kg7 35.Rf8 Qd6 36.Qg8 Kh6 37.Rf7+–) 1–0. Chistiakova,T (2270) – Semenova,I (2215), ch–RUS w 1st League, Serpukhov RUS, 2003. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.d3 Nh5)

11.Qb3 Kh8 12.a4 f4 13.a5 a6 14.Rfd1 Bg4 15.d4 fg3 16.hg3 ed4 (16...Bf3!? 17.Bf3 ed4+=) 17.Nd4+/– Rb8 18.c5 ab5 19.Ndb5 d5 20.Nd5 Nd5 21.Rd5 (21.Bd5?! Be2 22.Bb7 Bd1 23.Rd1 Qe7+=) 21...Qe7 22.Bg7 Qg7 23.Qc3 c6 24.Qg7 Ng7 25.Rd4 Be2 26.Nc3 (26.Nd6 Ba6 27.Re1 Nf5+/–) 26...Ba6 27.Ne4 Ne6 28.Rd6 Rbe8 29.Rd7 Rd8 30.Rad1 ½–½. Slinger,AJ (2275) – Amorim Neto,Jose Joaquim de (2450), Introductory WS event for Nat. Feds., g, 2005. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.d3 Nh5)

11.Qb3 Kh8 12.c5 h6 (12...dc5 13.Na4 e4 14.Ne5+=) 13.Na4 (13.Rac1 f4+=) 13...Nf6 14.Rac1 Ne8 (14...Qd7 15.b6 e4 16.cd6 cd6 17.Nh4+=) 15.Nd2 f4 16.Nc4 (16.Nc3 Nf5=) 16...Nf5 (16...Kh7 17.Qb4+=) 17.cd6 (17.c6 b6 18.gf4 ef4 19.Bg7 Neg7=) 17...cd6 18.Qa3 (18.b6 Nf6=) 18...Nc7= 19.b6 (19.Qb4 Ne6+=) 19...Nb5 20.Qb4 a6 (20...Nbd4 21.Bd4 Nd4 22.Nc3+=) 21.Nc3 (21.e3!?+=) 21...Nfd4= 22.Rfe1 a5 (22...Nc6 23.Qb3+=) 23.Na5 Qb6 (23...fg3 24.hg3 Qb6 25.Nc4+/–) 24.Nc4+= Qa6 25.gf4 ef4 (25...Rf4? 26.e3 Nc3 27.Rc3+– (worse is 27.Bc3 Nf3 28.Bf3 Rf3+/–)) 26.Nb5 Nb5? (better is 26...Qb5 27.Qb5 Nb5 28.Bg7 Kg7+/–) 27.Bg7+– Kg7 28.a4! Na7 (28...Qa4 29.Nb6 Double attack (29.Nd6 Deflection; 29.Nb6 Decoy)) 29.Nb6 Rb8 (29...Nc6 30.Bc6 bc6 31.Qd4 Kh7 32.Rc6 Be6 33.Rc7 Rf7 34.Na8 Qa8 35.Rf7 Bf7 36.Qf4 Qf8+–) 30.Rc7 Rf7 31.Qd4 (31.Qd4 Kg8 32.Qd5+–) 1–0. Charochkina,D (2305) – Semenova,Ir (2260), 59th ch–RUS w HL, Voronezh RUS, 2009. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 d6 5.g3 0-0 6.Bg2 e5 7.d3 Nh5)

11.Nd2 c6 12.a4=.

11.e3 c6 12.Qb3 Qc7 13.c5 d5 14.e4 Rd8 15.Rac1 fe4 16.Ne4 Bg4 17.Nd6 Bf3 18.Bf3 b6 19.Bh5 bc5 20.Ne4 Rab8 21.Nc5 Rb5 22.Qa3 Ra5 23.Qc3 gh5 24.Ne6 Qb6 25.Qe1 d4 26.Rb1 Rb5 27.Nd8 Qd8 28.a4 Rb3 29.Qc1 Qd5 30.Ba3 Ng6 31.Rb3 Qb3 32.Qb2 Qd3 33.Qb8 Nf8 34.Bf8 Bf8 35.Qe5 c5 36.Qe6 Kg7 37.Qd7 Kg8 38.Qa7 h4 39.Qb7 Qd2 40.Qd5 Kh8 41.Qa8 Kg7 42.a5 Qb2 43.gh4 Bd6?? 44.a6 Qb8 45.Qb8 Bb8 46.Rb1 Ba7 47.Rb7 Kf6 48.Ra7 d3 49.Rh7 Ke6 50.Kf1 d2 51.Ke2 d1R 52.Kd1 c4 53.a7 Kd6 54.a8Q c3 55.Qa6 Ke5 56.Rh5 Kf4 57.Qf6 Ke4 58.Qf5 Kd4 59.Qd5 1–0. King of Kings 1.99_1.992 – Quark 1.50, PIII, 2001.

11.e4 c5 12.bc6 (12.Nd2 fe4 13.de4 (13.Nde4 a6 14.a4 ab5 15.Nb5 Ra6 16.a5 Nf6= 0.03) 13...Be6= 14.Qc2 Bh6 15.Nd5 a6 16.a4 Ng7= 0.06) 12...bc6 13.c5 (13.Rb1 Rb8 14.Qd2 Be6 15.Ba3 Qd7 16.Rb8 Rb8= –0.06) 13...d5 (13...Rb8 14.Qc2= d5 15.ed5 e4 16.Ne1 Rb2–/+ –1.16) 14.ed5 cd5 (14...Nd5? 15.Nd5 cd5 16.Be5+–) 15.Qb3 e4 16.de4 (better is 16.Ng5!? Nc6= 0.09 (16...Kh8 17.Rad1=)) 16...fe4+= 17.Ne4 (17.Nd2 Be6+=) 17...Bb2–/+ 18.Qb2 de4 19.Ng5 Bf5 20.Ne4 Rb8 21.Qc3 Nd5 22.Qa3 Be4 23.Be4 Nhf6 24.Bf3 Qc7 25.Rac1 Ne7 26.c6 Nf5 27.Qc3 Rbc8 28.Rfe1 Qg7 29.Rcd1 Rc7 30.Re6 h5 31.Qe5+= Kh7 32.h3 Ng8 33.Qe4 Nf6 34.Qe5+= Ng8 35.Qe4 Rf6 36.Rf6+= Nf6 37.Qb4 Qe7 38.Qb8 Nd6 39.g4 hg4 40.hg4 Nf7 41.Kg2 Kg7 42.Re1 Qd8 43.Qb2? Ng5–+ 44.Re3 Qd6 45.Qa3–/+ Qa3 46.Ra3 Kf7 47.Be2 Ne6 48.Ra4 Nd5–+ 49.Bf3 Ne7 50.Kg3 Kf6 51.Rc4 Ke5 52.Rc1 Nd4 53.Re1 Kf6 54.Bg2 Nec6 55.f4 Ne7 56.Bf1?! Rc3 57.Kg2 Nc2 (57...Nc2 58.g5 Kf7–+) 0–1. Akopian,V (2645) – Khalifman,A (2625), FIDE WCh KO Las Vegas USA, 1999. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.d3 Nh5)

9.de4 Bb2.

9.Ne4 Bb2.

9.Bg7 ef3 10.Bf8 fg2 11.Rg1 Qf8 12.Rg2 a5 13.b5 Qg7 14.Rc1 Nd7 15.Nf3 b6 16.Rg1 Bb7 17.d4 Re8 18.Kf1 Qf6 19.d5 Nc5 20.Qd4 Qe7 21.e3 Bc8 22.Kg2 Ng7 23.g4 Ne4 24.h3 f5 25.g5 Ng5 26.Ng5 Qg5 27.Kh2 Qe7 28.Rge1 Nh5 29.Rc3 Nf6 30.f3 Qg7 31.Rd3 Re5 32.Rg1 Qe7 33.Qf4 Kg7 34.Rg2 Nh5 35.Qg5 Qg5 36.Rg5 Kf6 37.h4 h6 38.Rg1 f4 39.e4 Ng3 40.c5 dc5 41.d6 cd6 42.Rd6 Re6 43.Rd8 Bb7 44.Rb8 Be4! 45.fe4 Ne4 46.Kg2 g5 47.hg5 hg5 48.Kf3 Kf5 49.Rf8 Nf6 50.Kf2 g4 51.Rd1 g3 52.Kf3 Re3 53.Kg2 Re2 54.Kf1 f3 (54...f3 55.Rh8 Ra2–+; 54...Ra2 55.Rd6 Ke4 56.Rdf6 Rf2 57.Kg1+=) 0–1. Frech,Sven – Adloff,Ralf, Verbandsliga Sued Baden, 1997. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.d3 Nh5)

9.Bg7 ef3 10.Bf8 fg2 11.Rg1 Qf8 12.Rg2 Nc6 13.Rb1 (13.b5 Nd4–/+) 13...Bh3 14.Rg1 Re8 15.e3 Ne5 (15...Qh6 16.Nf3–/+) 16.Qe2 f5 17.d4 White intends c5 17...Nc6 18.Qd3 Qg7 19.Kd1 Nf6 20.f3 d5 21.c5 (21.Re1 a6+=) 21...f4!–/+ 22.gf4 Bf5 23.e4? de4–+ 24.fe4 Ne4 25.Qb3 Kf8 26.Nf3 Nd4 27.Qe3 Nf3 (27...Nf3 28.Kc1 Ng3 29.Qe8 Ke8 30.Re1 Ne1 31.Rb3 Qa1 32.Kd2 Qa2 33.Kc3 Ne2 34.Kc4 Be6 35.Kb5 Nd4#) 0–1. Gomez Feria,Jose Maria – Hernandez,Gilberto (2485), Seville op, 1994. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 d6 5.g3 0-0 6.Bg2 e5 7.d3 Nh5)

9.Bg7 ef3 10.Bf8 fg2 11.Rg1 Qf8 12.Rg2 Bh3 13.Rg1 Qe7 14.e3 Be6 15.g4 Ng7 16.Qf3 Nc6 17.d4 Bd7 (17...Nb4 18.Qb7 Nc2 19.Kd1 Na1 20.Qa8 Ne8 21.Kc1+–) 18.Kf1 Re8 (18...Nb4? 19.Qb7 Re8 20.Qb4+–) 19.a3 f5 20.h3 Qf7 21.Rg2 a6 22.Rc1 f4 23.Rc3 (23.ef4 Ne6 Double attack (23...Nd4); 23.Qf4 Qf4 Combination) 23...Rf8 24.Kg1 Ne6 25.h4 Qg7 26.Qe4 Re8 27.Qd3 a5 28.Rb3 (28.b5!? Ne7 29.Nf3+=) 28...ab4 29.ab4 Qe7 (29...fe3 30.fe3 Ncd4 31.ed4–/+) 30.Nf3 fe3 31.fe3 Nf8 32.h5 Qe4 33.Qe4 Re4 34.Nh2 b5 35.cb5 Na7 36.b6 cb6 37.Kf2 Nb5 38.Rd3 Be6 39.d5 (better is 39.h6!?+=) 39...Bf7–+ 40.Kf3 Rb4 41.h6 g5 42.Kg3 Nd7 43.Nf3 Nc5 44.Ra2 Nd3?? (better is 44...Kf8 45.Rd1 Ne4 46.Kh2 Ke7–+) 45.Ra8+= Be8 46.Re8 Kf7 47.Re6 Ne5 48.Ng5 Kf8 49.Nh7 Kg8 50.Nf6 Kf7 51.h7 Ng6 52.Nh5 Nh8 53.g5 Rc4 (53...Nd4 54.g6! Ng6 55.Rf6 Ke7 56.Rg6 Nf5 57.Kf2 Rb2 58.Kg1 Rb1 59.Kh2 Rb2 60.Kh3 Rb4 61.Re6 Kd7+–) 54.g6! Ng6 55.Rg6! (55.Rg6 Kg6 56.h8Q+–) 1–0. Varga,Kl (2210) – Juhasz,Ba (2150), Heviz HUN, Women Ch, 2013. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.d3 Nh5)

8.0-0 c6 9.a3 Ne8 (9...Bg4 10.Nbd2=) 10.Qb3 Be6 11.Nbd2 Nd7 12.d4 f5 13.e4 f4 14.d5 cd5 (14...Bf7 15.Rfe1+=) 15.ed5 Bg4 16.Ne4 (16.h3 Bf3 17.Bf3 fg3 18.fg3 a5+–) 16...Nef6 (16...Ndf6 17.Nfd2 Rc8+–) 17.Nf6 (better 17.Nd6!? Qb6 18.Ne5+–) 17...Nf6 (17...Bf6 18.Nd2 a5 19.Be4+=) 18.gf4 (18.Rae1 b6+–) 18...ef4 (18...Nh5!? 19.fe5 Nf4=+) 19.Nd4+= Qd7 20.Rfe1 Rae8 21.c5 Kh7 (21...f3!? 22.Nf3 Ne4+=) 22.Ne6 Be6 (22...dc5!? 23.Ng7 Qg7 24.bc5 Qf7 25.Bf6 Qf6 26.Qb7 Rf7+–) 23.de6+– (23.Re6?! dc5 24.bc5 f3 25.Bf3 Nd5 26.Bd5 Bb2+–) 23...Qe7 24.cd6 Qd6 25.Rad1 Qe7 26.Bf6 (26.Qa4 b6+–) 26...Qf6 (26...Rf6!? 27.Bh3 Rff8+–) 27.Bb7+– Qg5 (27...f3 28.Kh1+–) 28.Kh1 Qh4 29.Qf3 Rf5 30.Be4 Rh5 31.Bg6 Kg6 32.Qe4 Kf6 33.Qd4 Kf5 34.Qd3 Kf6 35.Qc3 Kg6 36.Rg1 Rg5 37.Qd3 Kf6 38.Qd4 Kf5 39.Qd7?? (39.Rg5!? hg5 40.Qg7 Qf2 41.Rd5 Ke4 42.Re5 Kf3 43.Qb7 (43.Qg5?! Rh8 44.Qg1 Rh2 45.Qh2 Qf1 46.Qg1 Qh3 47.Qh2 Qf1 48.Qg1 Qh3 49.Qh2 Qf1=) 43...Kg4 44.Qg2 Qg2 45.Kg2+–) 39...Rg1 (better 39...Re7! 40.Qd3 Kf6 41.Qc3 Ke6 42.Qc4 Kf5 43.Rg5 hg5 44.Qc2 Kf6 45.Rd6 Re6 46.Qc3 Kf5 47.Qc2 Ke5 48.Qc5 Kf6 49.Qc3 Ke7 50.Qc7 Kf6 51.Qc3=) 40.Rg1= Re7 (40...Re6?? 41.Qd3 (41.Qg7?! Qf2 42.Qf7 Ke5=) 41...Ke5 A) 42.Rg7?! Qf2 43.Rf7 Qe1 44.Kg2 Rg6 45.Qg6 Qe2 46.Kh3 Qf3 47.Kh4 Qf2 48.Kh3 Qf3 49.Qg3 Qh5 (49...fg3?? 50.Rf3 gh2 51.Kh2+–) 50.Qh4 Qf3 51.Qg3 Qh5 (worse 51...fg3 52.Rf3 gh2 53.Kh2+–) 52.Qh4 Qf3 53.Qg3=; B) 42.Re1 Kf6 43.Qd8 Kf5 44.Qh4 Re1 45.Kg2+–) 41.Qd3 Ke6 42.Qc4 Kf5 43.Qc8 Kf6 ½–½. Jazdanovs,Aleksandrs (1915) – Sluchak,Kiryl (1705), EU–ch U12, 2015. (=1.Nf3 Nf6 2.c4 d6 3.b4 e5 4.d3 g6 5.Bb2 Bg7 6.g3 0-0 7.Bg2 h6)

8.0-0 Nc6 9.b5 Ne7 10.a4 Be6 11.Nbd2 Qd7 12.Qc2 Bh3 13.d4 (13.a5 Bg2 14.Kg2 a6=) 13...ed4 14.Bd4 Bg2 15.Kg2 Nf5 16.Bc3 Ng4 (16...Rfe8 17.e4 Ne7 18.Rfd1=) 17.Qd3+= Bc3 18.Qc3 Qe7 (18...Rfe8 19.e4 Ng7 20.c5+=) 19.e4 Ng7 20.Rad1 (20.h3 Nf6+=) 20...Rfe8 21.Rfe1 Ne6 22.h3 Qf6 23.Qc1 Ne5 24.Ne5 de5 Opening the d-file gets White a lot of play (24...Qe5 25.Nf3 Qg7 26.e5 de5 27.Ne5+=) 25.Nf3 Kg7 26.Rd3 (26.Qa1 Rad8+=) 26...Ng5 (26...Nc5!? 27.Rd5 Na4=) 27.Ng5+= hg5 28.Red1 (28.Rd7 Rad8 29.Red1 Rd7 30.Rd7 Re7+/-) 28...a6 (28...Rh8 29.c5+=) 29.Qb2 (29.Rd7 ab5 30.ab5 Re7+/-) 29...ab5+= 30.ab5 Ra4 31.Qe2 (31.Qc2 Rea8 32.Qc3 Rh8+=) 31...b6 (better 31...Rc4!? 32.Rd7 Rc5=+) 32.Rd7+/- Re7 33.R1d5 (33.Rd8 c6+=) 33...Qe6 (33...Rd7 34.Rd7 c5 35.Qc2+=) 34.Rd8+/- Re8 35.Re8 White gets in control 35...Qe8 36.Qc2 Ra7 37.Qc3 f6 38.Qd3 c5 39.Rd6 Rb7 (39...Qf7 40.Rb6 Rd7 41.Qf3+-) 40.Qd5 Qf7 41.Qc6 Qe7 (41...Re7 42.Rd5 Qe6 43.Qe6 Re6 44.Rd7 Kf8 45.Kf3+=) 42.Rf6! Qf6 Deflection from b7 43.Qb7 Kh6 44.Qc6 Qd8 45.Qd5 (45.Qe6 Qd4 46.Qd5 Kg7+-) 45...Qe7 46.Qg8 Qf6 47.Kg1 g4 48.hg4 Kg5 (48...g5 49.Qd5 Qe7 50.Qc6 Kh7 51.Qb6+-) 49.Qe8 (better 49.Kg2 Kh6 50.g5 Kg5+-) 49...Qd6 (49...Kg4 50.Qc6 Kg5 51.f4 ef4 52.Qf6 Kf6 53.gf4 g5+-) 50.Kg2 (better 50.Qh8 Qd1 51.Kh2 Kg4+-) 50...Qf6 (50...Kf6 51.Qc6 Ke7 52.Qd6 Kd6 53.g5+-) 51.Qc6 (51.Qg8 Kh6 52.g5 Kg5 53.Qh7 Qf2 54.Kf2 Kf6 55.Qc7 Ke6 56.Qb6 Kf7 57.Qc7 Kf6 58.b6 g5 59.b7 g4 60.b8Q Kg5 61.Qg7 Kh5 62.Qbe5) 51...Qd8 52.Qd5 Qe7 (52...Qe8 53.f4 Kh6 54.Qb7 ef4 55.gf4+-) 53.f4 (better 53.Qg8 Qd7 54.Qh8 Qg4 55.Qd8 Kh6 56.f3+-) 53...Kf6 54.g5 (54.fe5 Kg7 55.e6 Kg8+-) 54...Kg7 55.Qe5 Qe5 56.fe5 Kf7 57.Kf3 Ke7 58.e6 Kd6 59.e7 (59.e7 Ke7 60.e5+-) 1-0. Landenbergue,Claude - Forster,Richard, Biel, 1994. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.d3 h6)

8.0-0 Nc6 9.b5 Ne7 10.Nc3 Be6 11.a4 Qc8 12.e4 (12.a5 a6=) 12...Bh3 13.d4 Bg2 14.Kg2 Nd7 15.Nd5 Nd5 16.cd5 ed4 (16...f5 17.Qc2=) 17.Bd4+= Bd4 18.Nd4 Nc5 19.Qc2 Re8 20.Rae1 (20.f3 a6+=) 20...b6 (20...a6!?=) 21.f4+= a6 22.f5 g5 23.Qd1 (23.f6 ab5 24.ab5+= (24.Nb5 Ra4 25.Qd1 Ra2 26.Re2 Re2 27.Qe2 Ne4=)) 23...Re4 (23...ab5 24.Qh5 Ra4 25.Qh6+–) 24.Re4= Ne4 25.f6 (25.Nc6 Kh7 26.Qd3 Nc5+=) 25...Qf8 (25...ab5 26.Qc2 Nc5 27.Nf5=) 26.ba6 (26.Qc2 Nc5=) 26...Nc5 (26...Ra6!? 27.Nc6 Kh8=) 27.Nf5 Ra6?? (better is 27...Kh7=) 28.Qh5+– Kh7 29.Re1 (29.Nh6 Qh6 30.Qf7 Kh8 31.Qe8 Kh7+–) 29...Nd7 (29...Ra4 30.Re8!! Ra2 31.Kh3 Ne4 32.Re4 Rf2+–) 30.Re7 Ne5 31.Re8!! (31.Re8 Ra4 32.Nh6 Ra2 33.Kh3 Rh2 34.Kh2 Nf3 35.Kh1 Qh6 36.Rh8 Kh8 37.Qh6 Kg8 38.Qg7#; 31.Rc7?! Ra4 32.Re7 Ra2 33.Kg1 Ra1 34.Kg2 Ra2 35.Kg1 Ra1 36.Kg2 Ra2=) 1–0. Meyer,B (2235) – Jud,M (2010), Open, Thun SUI (4), 2008. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0-0 5.Bg2 d6 6.c4 e5 7.d3 h6)

8.0-0 Nc6 9.b5 Ne7 10.Nbd2 Be6 11.Qc2 Qc8 12.d4 ed4 13.Bd4 (13.Nd4 Bh3+=) 13...Bh3 14.Qb2 Bg2 15.Kg2 Qe6 16.e4 Rfe8 17.Rfe1 White intends e5 17...Nh5 18.Bg7 Ng7 19.Rad1 Rad8 20.e5 (20.Qa3 a6+–) 20...de5+= 21.Re5 Qd7 22.Rde1 f5? (22...Nef5!?+=) 23.Qb4 (23.Nb3 b6+–) 23...Nc8+– 24.Rd5 Qf7 25.Ne5 (25.Rd8!? Rd8 26.Ne5+–) 25...Qf6 (25...Qf6 26.Rd8 Rd8+–). Pinales Roussel,Gabriel (2010) – Borda,Cesar (2120), 27th Festival Panamericano de Ajedrez, 2016. (=1.Nf3 Nf6 2.c4 d6 3.g3 e5 4.d3 g6 5.b4 Bg7 6.Bb2 0-0 7.Bg2 h6)

8.0-0 Nh5 9.Qc2 (9.Nc3 Nf6=) 9...f5 (9...Nf6 10.a3=) 10.Nbd2 (10.c5 Qe7=) 10...g5 (10...Qf6 11.Rfb1=) 11.c5+= g4 12.Ne1 (12.Nh4 d5+=) 12...d5= 13.Qb3 (13.f4 ef4 14.gf4 Re8 15.Bg7 Kg7=) 13...c6 (13...Be6 14.f3=) 14.e4 (14.f4 ef4 15.gf4 Bb2 16.Qb2 a5=) 14...Be6 15.f3 Re8 (15...Qe7 16.ef5 Rf5 17.Nc2=) 16.ef5+= Bf5 17.Nc2 (17.Ne4 Bf8+–) 17...Be6 (17...Nd7 18.Ne4+=) 18.fg4+– d4 (18...Bg4 19.Ne4 Bf8 20.Nf2+–) 19.Nc4 (19.Qa3 Nf6+–) 19...Nf6 20.h3 Nbd7 (20...a5+–) 21.Qa4 (21.Bc1!?+–) 21...Bc4= 22.dc4 Nh7 (better 22...a5!? 23.Bc1 Qc7=) 23.Qb3 a5 24.a3 ab4 25.ab4 Ra1 26.Ba1 (26.Ra1 Ng5+–) 26...Ng5 27.h4 (27.Kh1 Re6+–) 27...Ne6 (27...Nf7 28.Qd3+=) 28.Be4 (28.Qd3 Qe7+=) 28...Nf6 (28...Qc7 29.Kh2+=) 29.Bf5+– Qe7 (29...Bh8 30.Qd3+–) 30.Re1 Nd7 (30...e4 31.Bd4 Nd4 32.Nd4+–) 31.Qd3 (better 31.Nd4!? ed4 32.Re6+–) 31...Ndf8+– 32.Qf3 (32.Bb2 Ra8+–) 32...Qc7 33.Na3 (33.Be4 Re7+–) 33...Rd8 (33...b6 34.cb6 Qb6 35.Nc2+=) 34.Kg2 (34.Qd3 b6+=) 34...Qd7 (34...b6 35.cb6 Qb6 36.Nc2+–) 35.Qd3+– Re8 (35...Qc7 36.Nc2+–) 36.Bb2 Qf7 (36...Qc7 37.Bc1+–) 37.Rf1 (37.Bc1 Qe7+–) 37...Qc7 (37...Qe7 38.Bc1+–) 38.Nc2 b6 (38...Re7 39.Bc1+–) 39.cb6 Qb6 40.Ba3 (40.Bc1 Re7+–) 40...Ra8 (40...c5 41.Be4+–) 41.Qe2 (41.Bc1 c5 42.Be4 Rd8+–) 41...c5 42.b5 Qa5 (better 42...Ra4!?+–) 43.Be4 1–0. Rene,Benoit (2295) – Carrillo,Jesus (2080), Paris FRA, Ch Open–A, 2010. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0-0 5.Bg2 d6 6.c4 e5 7.d3 h6)

8.Nc3 a6=.

8.Nbd2 Re8 9.Qc2 Nbd7 10.0-0 Qe7 11.Rfe1 e4 12.de4 Ne4 13.Bg7 Kg7 14.Ne4 Qe4 15.Qc3 f6 16.Rad1 Qe7 17.h4 h5 18.Nd4 Ne5 19.a4 Rb8 20.b5 Nd7 21.a5 Nc5 22.a6 Ne6 (22...ba6?? 23.Nc6 Qf7 24.Nb8+–) 23.ab7 Bb7 24.Nc6 Bc6 25.Bc6 (25.bc6?! Nc5+=) 25...Rf8 26.Ra1 Nc5 27.e4 (27.Ra7 Rfc8+–) 27...Rb6 28.Ra7 Rfb8 29.Qe3 Rf8 30.Rea1 Rf7 31.Ra8 Rf8 32.Rf8 Qf8 33.Ra8 Rb8 34.Ra7 Qe7 35.f3 Rb6 36.Qc3 Nd7 1–0. Spieker,Achim (1825) – Huber,Hans (1905), Regionalliga SO, 2005. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.d3 h6)

8.Nfd2 Nc6 9.b5 Ne7 (9...Nd4 10.Nb3 Nf5 11.0-0=) 10.Nc3= h5 11.Nf3 Nh7 (11...a6 12.a4=) 12.e3 (12.0-0 Nf6+=) 12...Be6 (12...a6 13.0-0+=) 13.Qb3 (13.0-0 a6+=) 13...Qd7 (13...a6 14.Qc2=) 14.d4 (14.0-0!?+=) 14...Bh3= 15.Bh3 (15.0-0 Bg2 16.Kg2 ed4 17.ed4 Nf5=) 15...Qh3 16.de5 de5 17.0-0-0 c6 (17...Qg4 18.Nh4=) 18.Ba3 (18.Qc2 Qe6=) 18...Rfe8 19.Ne4 Qg4 (19...Nf5 20.bc6 bc6 21.Qa4+=) 20.Nfd2 (20.Nh4 Qe6+= (20...Qe4?? 21.f3 Qh4 22.gh4+–)) 20...Nc8 (20...Ng5!? 21.Nd6 Reb8+=) 21.h3 Qe6 22.Nc5 Qf5 23.g4 (23.f3 cb5 24.g4 Qf6 25.gh5 bc4 26.Nc4 gh5+–) 23...hg4 24.hg4 Qg4 25.Rdg1 (25.f3 Qf5 26.Nb7 cb5 27.Qb5 Re6+=) 25...Qe2 (25...Qf5 26.e4 Qf4 27.Nd3+=) 26.Nde4 (26.Nb7 cb5 27.cb5 Rb8 28.Rg6 Rb7+/–) 26...Nb6 27.Nd6 Re7 28.Re1 Qf3 29.Nce4 Nf6 30.Ng5 Qg4 31.Reg1 Qe2 32.c5 Nbd5 33.e4 Nf4 34.Ndf7 Qd3 35.Nh6 Kf8 36.Nh7 Ke8 37.Nf6 Bf6 38.Qd3 Nd3 39.Kc2 Nf4? 40.bc6+/– bc6 41.Bc1 Rb7 42.Ng4+– Bg7 43.Rh7 Rab8 44.Ne3 Kf8= 45.Nc4 Rb5 46.Bf4+= Rc5 47.Rg6 Rc4 48.Kd3 Rd4 49.Kc3 Rb7?? 50.Rgg7!+– Rg7 51.Rg7 Re4 52.Bh6 Rh4 53.Rg6 (53.Rg6 Kf7 54.Rc6+–) 1–0. Kuzubov,Yuriy (2645) – Sattarov,Bobur (2245), Tashkent UZB, 8th Agzamov Mem, 2014. (=1.c4 Nf6 2.Nf3 g6 3.b4 Bg7 4.Bb2 d6 5.g3 e5 6.Bg2 0-0 7.d3 h6)

9.Qc2 a6 10.d4 Bf5 11.Qb3=.

9.Qc2 Nc6 10.b5 Ne7 11.Nbd2 Qc8 (11...c5 12.Ne4=) 12.Rfd1 (12.d4 ed4 13.Nd4 Bg4+=) 12...Bh3 13.Bh1 (13.c5 Bg2 14.Kg2 Nh5+=) 13...g5 (13...Ng4 14.Bg2 Nf6 15.d4 ed4 16.Nd4 Bg2 17.Kg2=) 14.c5+= Qd7 15.Nc4 Rac8 16.cd6 (16.Qb3!? Nfd5 17.Rac1+=) 16...cd6= 17.Qa4 b6 (17...Ned5 18.e4 Nb6 19.Qa7 Nc4 20.dc4=) 18.Ba3 (18.Rac1 Ned5+=) 18...e4 19.Ne1 (19.de4 Ne4 A) 20.Nd6 Nc3 21.Qc2 Nd1 22.Nc8 Rc8 (22...Ba1?! 23.Ne7 Kg7 24.Bg2+=) 23.Qd1 Ba1 24.Qa1 Nf5–+; B) 20.Rac1=) 19...Nfd5 (19...Qg4!? 20.Rd2 Nfd5–/+) 20.Rac1= (20.Be4? Nc3 21.Qb4 Rc5–+; 20.Nd6? Nc3 21.Qc2 Qg4 22.Nc8 Rc8–+) 20...Nc3 (20...e3 21.fe3 Qe6 22.Be4 Rc4 23.Qc4 Ne3 24.Qe6 fe6 25.Nf3 Nd1 26.Rd1+=) 21.Rc3+= Bc3 22.de4 d6 seems the pivot of the position 22...Qe6 23.Nd6 Rcd8 24.Nb7? Rd1?? 25.Qd1= Re8 26.Bg2 Bg2 27.Ng2 Ng6 28.Nd6 Rd8 29.Qc2 Be5 30.Nf5+= Kh7 31.Nge3+/– Rc8 32.Qd2 Bc3+= 33.Qd5 Re8 34.f3 Be5 35.Kf2 h5? 36.Qd2+– Rc8? 37.Nd5 f6 38.h4 Rd8 39.hg5 fg5 40.Qg5 Rd7 41.Qh6 Kg8 42.Nde7! Kf7 43.Qh7 Ke8 44.Qg6 Qg6 45.Ng6 Bb8 46.e5 Kf7 47.e6! Ke6 48.Nf8 Kf5 49.Nd7 Bc7 50.e4 Ke6 51.Nf8 Kf7 52.f4 h4 53.e5 Bd8 54.gh4 Bh4 55.Kf3 Be1 56.f5 White prepares the advance e6 56...Bc3 57.Ke4 Ke8 58.e6 Bf6 59.Nd7 Bd8 60.f6 (60.f6 Bf6 61.Nf6 Kd8 62.e7 Kc8 63.e8Q Kb7 64.Bd6 a6 65.Qb8#) 1–0. Ishhanov,T (2320) – Kong,Dezheng (2050), Los Angeles USA, 2nd Metropolitan, 2012. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.d3 h6)

9.Nc3 Nc6 10.b5 Ne7 11.d4 ed4 (11...Nd7 12.d5 (12.de5 de5 13.Qb3 a6 14.Rfd1 ab5 15.Nb5 Nc6 16.Nd2 f5 17.Bd5 Re8 18.e4= 0.00) 12...Bg4 13.h3 (13.Qc2 Nb6 14.Nd1 Qd7 15.Ne3 Bh3 16.a4 a5 17.Rfd1 Nf5 18.Nf5+= 0.28; 13.a4 Nc5 14.a5 a6 15.Na4 Nd7 16.Qd2 ab5 17.cb5 f5 18.h3= 0.09) 13...Bf3 14.Bf3 f5 15.a3 Nb6 16.Qb3 Qd7 17.a4 e4 18.Bg2+= 0.41) 12.Nd4 Bc4 (12...Qc8 13.Qd3 (13.Ne6 fe6 14.Qd3 Nd7 15.a3 a6 16.a4 Nf5 17.Qe4 Nc5 18.Qg4= –0.09) 13...Bh3 14.e4 Re8 15.Rad1 Bg2 16.Kg2 Nd7 17.Rfe1 a6 18.a3= –0.06) 13.Bb7 Rb8 14.Nc6 Nc6 15.Bc6 a6 (15...Nd7 16.a4 Ne5 17.Bd5 c6 18.Bg2= 0.00) 16.ba6 (16.a4 Ng4 17.Qc2 Ne5 18.Ne4= –0.22) 16...Ba6 17.Rb1 (17.Qd2 Rb6 18.Bg2= –0.09) 17...Qe7 (17...Bb7 18.Bb5= –0.22) 18.Qa4 (18.Qc2= –0.09) 18...Bb7 (18...Be2? 19.Rfe1+– (worse is 19.Ne2 Qe2 20.Bc3 Rb1 21.Rb1 Ng4+=)) 19.Bb7 Rb7 20.Ba1 c5 21.e4 Rfb8 22.Rb7 Rb7 23.Rd1 Kh7 24.Kg2 Rb4 25.Qc6 Rd4 (worse is 25...Ne4 26.Nd5 Qb7 27.Nb4 Qb4 28.Bg7 Kg7 29.Qe8+=) 26.Rd4 cd4 27.Nb5 d5 28.Nd4 (28.ed5 Qe4 29.Kg1 Qe1 30.Kg2 Ng4 (worse is 30...Qa1 31.Qc4–+) 31.Bd4 Bd4–+; 28.Bd4 Qe4 29.Kg1 Ng4+=) 28...Qe4 29.Nf3 Nh5 30.Bg7 Ng7 31.Qf6 Kg8 32.Qd4 Ne6 33.Qe4 de4 34.Ne5 Nc5 35.Kf1 Kg7 36.Ke2 Kf6 37.Ng4 Kg5 38.Ne5 Kf6 39.Ng4 Kg5 40.Ne3 Kf6 41.h4 h5 42.Nd5 Ke5 43.Nc3 f6 44.Ke3 g5 45.Ne2 Na4 46.f4 ef3 47.Kf3 Nb6 48.Nc3 Nc4 49.a4 Kd4 50.Ne2 Kc5 51.Ke4 Nd6 52.Kf3 gh4 53.gh4 Nf5 54.Ng3 Nh4 55.Kf2 Kb4 ½–½. Cruz,Cr (2505) – Rios,Cr (2380), TCh–CAT, 2012. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.d3 h6)

9.Nc3 Nbd7 10.a4 c6 11.b5 d5 12.d4 e4 13.Nd2 Re8 14.e3 a6 15.f3 ef3 16.Qf3 (16.Rf3 Bg4 17.h3 Bf3 18.Qf3 ab5 19.ab5 Ra1 20.Ba1 Qa5–+; 16.Nf3?! dc4 17.bc6 bc6–/+) 16...dc4 17.bc6 bc6 18.Qc6 Rb8 19.Rab1 Nb6 20.Ba3 Bf5 21.Bd6 Re6 22.Nc4 Bb1 23.Rb1 Bf8 24.Rb6 Rc8 0–1. Van Rooijen,Peter (1700) – Fischer,Robert, IECG, 2003.

9.c5 Nbd7 10.cd6 cd6 11.Nbd2 Qb6 12.a3 a5 13.Qa4 ab4 14.Qb4 Nd5 15.Qb6 N7b6 16.Nc4 (better is 16.e4!? Ne7 17.d4=) 16...Nc4–/+ 17.dc4 Nb6 18.Nd2 Nc4 19.Nc4 Bc4 20.Rfd1 Rfd8 21.e4 (21.Bb7?? Rab8 (21...Be2?! 22.Ba8 Bd1 23.Rd1 Ra8 24.Rd6+=) 22.f4 Rb7 23.Be5 Be2–+) 21...b5 22.Bc3 Bf8 23.Bb4 Ra6 24.Rac1 d5 25.ed5 Bb4 26.ab4 Rad6 27.Re1 f6 (27...Bd5?! 28.Re5 Bc4 29.Rce1+=) 28.f4 ef4 29.gf4 Kf7 30.Kf2 R8d7 31.Bf3 Ra6 32.f5 Ra2 (32...Bd5?! 33.Red1 Rad6 34.Bd5 Rd5 35.Rd5 Rd5 36.Rc7 Kg8 37.fg6=) 33.Kg3 Ra3 34.Kf2 Ra2 35.Kg3 Rd2 36.Be4 g5 37.Bf3 Bd5–/+ 38.Bh5 Kg7 39.Be8? Ra7 40.Rc3? Raa2 41.Rg1 Rh2 42.Rd3 Be4 43.Rd7 Kf8 44.Bg6 Rhd2 45.Rd2 Rd2 46.Rc1 Ke7 47.Rc8 Rg2 48.Kh3 g4 49.Kh4 Bf3 50.Rc5 h5! 51.Rb5 Rh2 52.Kg3 Rh3 53.Kf2 h4 54.Bh5 Bc6 55.Rb8 g3 56.Ke2 g2 57.Rg8 Rg3 (57...Rg3–+) 0–1. Zetterberg,Staffan (2190) – Reid,Gregor JM (2130), SWE–chB Gothenburg, 2005. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.d3 h6 8.0-0 Be6)

9.Nbd2 Nc6 10.b5 Ne7 11.a4 (11.Qc2 Qd7 (11...a6 12.a4 Qc8 13.Rfc1 Bh3 14.c5 Bg2=; 11...Qc8 12.a4 Bh3 13.c5 Bg2 14.Kg2 Nd7=) 12.d4 e4 13.d5 Bf5 14.Nd4 e3=) 11...Qd7 (11...a6 12.Qc2 Nf5 13.e4 Ne7 14.d4 Nd7+=; 11...c6 12.Qc2 Qc7 13.Rfd1 Rfe8 14.Rdc1 Nd7=; 11...Qc8 12.Rc1 Qd7 13.c5 a6 14.b6 Nc6=) 12.Re1 (12.a5 a6 13.b6 cb6 14.ab6 Qd8=) 12...Bh3 (12...a6 13.Qc2 Bh3 14.Bh1 Qg4=) 13.Bh1 (13.e4 g5 14.Bf1 Bf1=) 13...g5 (13...a6 14.Qc2 Qg4=) 14.c5 (14.Nb3 a6=) 14...Ng6 (14...Qe6=) 15.Nc4 Rab8 (15...Qe6 16.Nfd2 d5 17.Na5=) 16.Na5 Qe6 17.cd6 (17.Nb7 Rb7 18.Ng5 hg5 19.Bb7 dc5+=) 17...cd6 (17...Qd6? 18.Ba3 Qe6 19.Bf8 Bf8 20.Nd2+–) 18.Rc1 (18.Nb7!? Rb7 19.Ng5 hg5 20.Bb7=) 18...d5+= 19.e3 a6 20.Qb3 Qb6 21.Bc3 Rfc8 22.Qb2 Nd7+= 23.d4 e4 24.Nd2 Be6 25.Bg2 ab5 26.Qb5= Qb5 27.ab5 Bf8 28.Rc2 Bb4 29.Rec1 Rc3–+ 30.Rc3 Ba5 31.Rc8 Rc8 32.Rc8 Kg7 33.Nb3 Bb4 34.Rc2 b6 35.Bf1 Kf6 36.Nd2 Ke7 37.Nb1 Kd8 38.Be2 Ne7 39.Nc3 Nc8 40.Na4 Ba5 41.Kg2 Nf6 42.h3 Bd7 43.Nc5 bc5 44.dc5 Kc7 45.Ra2 Bb4 46.b6 Kb8 47.b7 Na7 48.Ra6 Bc6 49.Bb5 Kb7 50.Rb6 Kc7 51.Bc6 Nc6 0–1. Sunye Neto,J – Evans,Larry M, Sao Paulo, 1978. (=1.c4 Nf6 2.Nf3 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.d3 h6)

9.Nbd2 Qc8 10.c5 dc5 11.bc5 Nfd7 12.Qc2 Nc6 13.Nc4 Will e5 fall? 13...Re8 14.e3 (14.Rfb1!?=) 14...e4 (worse 14...Nc5 15.Nce5 Ne5 16.Be5+=) 15.Ne1 (15.de4 Theme: Deflection from c4 15...Bc4 Eliminates the defender c4) 15...Nb4 (15...Bc4 16.Bg7 Bd3 17.Nd3 Kg7 18.Nf4=+) 16.Qc1 Bb2 (16...Bc4 17.Bg7 Bd3 18.Nd3 Nd3 19.Qc3 N3c5 20.Bh6=+) 17.Nb2=+ Na2 18.Qb1 Nb4 (18...Nc5 19.d4 Nb3 20.Qa2 Na1 21.Qa1=+) 19.Na4= Na6 20.d4 (20.c6 bc6 21.Be4=) 20...Bd5 (better 20...f5!? 21.f3 Bc4=+) 21.Nc3+= Bc4 22.Be4 Bf1? (better 22...c6 23.Nd3 Nf6+=) 23.Kf1?? (better 23.Bb7 Rb8 24.c6 Rb7 25.cb7+-) 23...c6=+ 24.Nf3 (24.Bd3 Rd8=+) 24...Kg7 (24...Nc7 25.Bg6 fg6 26.Qg6 Kf8 27.Qh6 Kg8 28.Qg6 Kh8 29.Ng5+=) 25.h4 (25.Bd3!?=+) 25...Nf6 26.Bd3 Nc7 27.Ne5 Qh3 28.Kg1 Ng4 (better 28...Re5!? 29.de5 Ng4-/+) 29.Ng4+= Qg4 30.Qb7 Qd7 (30...Re3! 31.fe3 Qg3 32.Kf1 Qe3=) 31.Ra7 Ra7 32.Qa7 Ra8 33.Qb7 Ra3 34.Qb2 Ra5 35.Ne4 Nd5 36.Nd6 Qa7 37.Bc4 Ra1 38.Kg2 Qa5 (better 38...Ra3+-) 39.Qb7 Threatening mate: Qxf7 39...Qa7 (39...Qe1 40.Qf7 Kh8 41.Qe8 Kg7 42.Qd7 Kg8 43.Qc8 Kg7 44.Qb7 Kg8 45.Kf3 Qd1 46.Be2+-) 40.Qc6 Ne7 (40...Nf6 41.e4+- (41.Bf7?! Ra6 42.Qb5 Rd6 43.cd6 Qf7+-)) 41.Qe8 Qa8 42.Qa8 Ra8 43.Nf7 Nf5 44.Kf3 (44.Ne5!? Ra3+-) 44...Rf8 45.Kf4 h5 (45...Rf7 46.Bf7 Kf7 47.h5+-) 46.Ke5 Rf7 47.Bf7 Kf7 48.e4 Nh6 (48...Ng7 49.d5 Ne8+-) 49.Kd6 Ke8 50.f3 (better 50.Kc7 Ke7+-) 50...Nf7 (50...g5+-) 51.Ke6 g5 52.d5 gh4 53.gh4 Nd8 54.Kf6 Nb7 55.c6 Nc5 (55...Nd6 56.e5 Nb5+-) 56.e5 Nd3 57.e6 Nb4 58.Ke5 Ke7 59.d6 Kd8 (59...Ke8 60.c7 Kf8 61.e7 Kg7 62.e8Q Nc6 63.Qc6 Kh6 64.d7 Kh7 65.d8Q Kg7 66.Qe7 Kg8 67.c8Q) 60.e7 Ke8 61.Ke6 (61.Ke6 Nc6 62.d7) 1-0. Plesek,J (2150) - Vodicka,Vlas (2085), TCh-CZE, 2017. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 d6 5.g3 0-0 6.Bg2 e5 7.d3 h6)

9.Nbd2 Nbd7 10.Qc2 Rb8 11.c5 (11.d4 ed4 12.Nd4 Kh7+=) 11...Nd5= 12.a3 f5 13.e4 Ne7 14.cd6 cd6 15.Rac1 Rc8 16.Qa4 Nc6 17.Nh4 Kh7 18.ef5 gf5 (worse is 18...Bf5 19.Nf5 Rf5 20.b5+/–) 19.b5 Qa5 (19...Nb6 20.Qd1 Na5 21.Bc3+=) 20.Qa5 Na5 21.Bc3 b6 22.Ba5 ba5 23.Rc6 Nc5 (23...Rc6 24.bc6 Nc5 25.Nc4+=) 24.Nc4 (24.Rd6!? Bf6 25.f4+/–) 24...Rc6= (worse is 24...Nd3 25.Nd6 Rc6 26.bc6+– (26.Bc6?! Nc5+=)) 25.bc6 e4 (25...d5!? 26.Nd6 f4+/–) 26.Nd6+/– Be5 27.Nc4 (27.Nhf5!? ed3 28.f4+–) 27...Nd3+= 28.Ne5 Ne5 29.Rc1 Rc8 30.c7 Kg7 31.g4! fg4 (31...Ng4 32.f3; 31...fg4 32.Be4) 32.Be4+– Nc4 33.Bf5 Bf5 34.Nf5 Kf6 35.Rc4 Kf5 36.Kg2 Ke6 37.Kg3 Kd7 (37...h5 38.h3+–) 38.Kg4 Rg8 39.Kh5 Kc8 40.h4 Rg2 41.f4 1–0. Tu Hoang Thong (2430) – Ju Wenjun (2525), Asian Continental, 2012. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 e5 7.d3 h6 8.0-0 Be6)

7.0-0 c6 8.d3 Nbd7 9.Nbd2 d5 10.Re1 (10.a3 dc4 11.Nc4 Nb6=) 10...Re8 11.Qc2 e6 (11...dc4 12.Nc4 Nb6 13.Nfe5=) 12.Bc3 (12.e4 de4 13.de4 Qe7+=) 12...a6 (12...e5 13.h3 Bf3 14.Nf3 dc4 15.dc4=) 13.Qb2 (13.e4 de4 14.de4 Qe7+=) 13...Qc7 (13...Qe7 14.e4 dc4 15.dc4+=) 14.Rac1 (14.Ne5 Ne4 15.de4 Ne5+/–) 14...Qd6 (14...e5 15.h3 Bf3 16.Nf3 (16.ef3? d4–+; 16.Bf3? d4–+) 16...dc4 17.dc4=) 15.Nb3 (15.Ne5 Bh6 16.f4 Rad8+/–) 15...b6 (15...e5 16.h3 Bf3 17.Bf3 dc4 18.dc4=) 16.a4 (16.Ne5 Ne4 17.Nf7 Bc3 18.Nd6 Bb2 19.Ne8 Bc1 20.Rc1 Ng3 21.hg3 Re8+–) 16...Qe7 (16...e5 17.a5 b5 18.cd5 cd5 19.Rc2=) 17.Nbd4 (17.a5 b5+=) 17...Rec8 (17...Bf3 18.Nf3 e5 19.b5 cb5 20.cb5=) 18.h3 Bf3 19.Nf3 Ne8 (19...c5 20.bc5 Nc5 21.Qb6=) 20.Bg7+= Ng7 21.Red1 f5 22.d4 White plans c5 22...Nf6 23.e3 Qd7 (23...b5 24.c5+/–) 24.Ne5 Qb7 25.Qa2 Nge8 26.c5 b5 27.a5 Nd7 28.f4 Ne5 29.fe5+/– Qe7 30.Qf2 Ng7 31.Kf1 Qg5 32.Bf3 Nh5 33.Bh5 Qh5 34.Kg2 g5 35.Rh1 Ra7 36.Qf3 Qf3 37.Kf3 Rg7 38.Rcg1 Rcc7 39.h4 ½–½. frozenfritz (2090) – kago (2010), net–chess.com, 2003.

7.0-0 Qc8 8.Re1 Nc6 (8...Bh3 9.Bh1=) 9.a3 (9.b5 Nd8=) 9...Bh3 (9...e5 10.b5 Nd8 11.d4=) 10.Bh1 (10.d4 Bg2 11.Kg2 Qg4=) 10...Qg4 11.d3 (11.d4 Rfe8=) 11...Qh5 (11...e5 12.Nc3=) 12.b5 (12.d4 Rfe8=) 12...Nd8 13.Nbd2 (13.e4 e5=) 13...e5 (13...a6 14.ba6 Ra6 15.e4=) 14.c5 Ne6 15.cd6 cd6 16.Rc1 Ng4 (16...Rfd8 17.Qc2=) 17.Ba1 (17.Qb3 Nf6=) 17...d5 18.Qb3 Rfd8 19.Rc2 (19.Nh4 Nf6=) 19...Bh6 20.e3 Rd7 21.Nh4 (21.Bb2 Qf5=) 21...Rad8 22.Ndf3 b6 (22...e4 23.de4 de4 24.Nd4=) 23.d4 (23.Bg2!? Bg2 24.Kg2= (worse 24.Ng2 Nc5 25.Qc3 d4 26.ed4 Rd4–/+)) 23...e4–/+ 24.Ne5 Ne5 25.de5 Bg7 26.f4 ef3 27.Bf3 (27.Bf3 Qg5 Combination; 27.Nf3 Nc5 Combination) 27...Bg4 28.Rf2 Ng5 29.Bg2 (29.Kg2 Nf3 30.Nf3 Rc7–/+) 29...Nh3 (29...Ne4 30.Be4 de4 31.Qc4–/+) 30.Bh3=+ Bh3 31.Nf3 (31.Rc1 Be5 32.Bd4 Re8–/+) 31...Re8 Increasing the pressure on the isolated pawn on e5 (31...Rc8 32.Bd4=+) 32.Bd4 (32.Rd1 Be6 33.Qc2 Bg4=+) 32...Bg4–/+ 33.Ref1 Bf3 34.Rf3 Be5 35.Rf7? (35.Be5 Qe5 36.Qb4 Qe4–/+) 35...Rf7?? (better 35...Bg3 36.hg3 Rf7 37.Rf7 Kf7–+) 36.Qd5–/+ Bf4 37.Qh5 (37.Qc4 Be3 38.Be3=) 37...Be3–+ (worse 37...gh5 38.gf4 (worse 38.ef4 Re2=+) 38...Rf5 39.Rb1+=) 38.Be3 Rf1 39.Kf1 gh5 40.Bf4 Kf7 0–1. Regez,Markus (2180) – Weindl,Alfred (2325), TCh–2013 Switzerland SUI, 2013. (=1.Nf3 Nf6 2.c4 g6 3.b4 Bg7 4.Bb2 0-0 5.g3 d6 6.Bg2 Bg4)

7.h3 Bd7 8.d4 Qc8 9.Nbd2 c5 10.dc5 dc5 11.b5 Bf5 12.g4 Be6 13.Ng5 Bd7 14.Qb3 h6 15.Nge4 Be6 16.Nf6 ef6 17.Qf3 a6 18.Ne4 Nd7 19.Rd1 ab5 20.Rd7 Bd7 21.Nf6 Kh8 22.Qf4 Ra2. Zacurdajev,M (2210) – Bogachkov,I (2345), Petrov Mem Open (St Petersburg RUS) (8), 2002.

8.0-0 Nbd7 9.Qb3=.

8.0-0 e5 9.Qb3 h6 (9...Na6 10.e3=) 10.Nd1 Be6 11.Ne3 b5 12.Qa3 bc4 13.Rac1 Nbd7 14.Nc4 Nb6 (14...a5!? 15.ba5 Bc4 16.Rc4 Qa5 17.Qd6 Qa2=) 15.Na5+– Bd5 (15...Rc8!?+–) 16.d3+– (16.Nc6?! Qd7+=) 16...e4 17.de4 Be4 18.Nc6 Bc6 (18...Qd7 19.b5+–) 19.Rc6 Re8 20.Rfc1 Re2 21.Nd4 Rb2 (21...Re8 22.Nb5 Rc8 23.Rc8 (23.Nd6?! Rc6 24.Bc6 Re2+–; 23.Rd6?! Rc1 24.Bc1 Re1 25.Bf1 Qe7=+) 23...Nc8 24.Nc7+–) 22.Qb2 Nfd5 (22...d5+–) 23.Qd2 Kh7 (23...Qg5 24.f4 Qe7+–) 24.Nb5 Ne7 (24...Qg5 25.Qg5 hg5 26.Rd1 Nb4 27.Rb6 ab6 28.Ba8 Na2 29.Rd6+–) 25.Rd6 Qb8 (25...Qg8 26.Ba8 Qa8 27.Qd3+–) 26.Nc7 Ned5 (26...Nf5 27.Rb6 ab6 28.Ba8 Qc8+–) 27.Bd5 Nd5 28.Qd5 (28.Nd5?! Qd6 29.Rd1 Re8+–) 28...Qb4 29.Na8 a5 30.Rd7 Qb2 (30...Qd4 31.Qf7 Qb2 32.Rcc7 Qa1 33.Kg2 h5 34.Qg7 Qg7 35.Rg7 Kh8 36.Rge7 Kg8 37.Rc8) 31.Rcc7 Qb1 (31...h5 32.Qf7 Qa1 33.Kg2 Kh6 34.Rd6 Qf1 35.Kf1 Bf6 36.Qf6 a4 37.Qg6) 32.Kg2 Qe1 (32...Qb8 33.Qf7 Qa8 34.f3 Qg8 35.Qg7 Qg7 36.Rg7 Kh8 37.Rge7 Kg8 38.Rc8) 33.Qf7 Qe4 34.Kh3 Qf5 (34...Qe5 35.Qg7 Qg7 36.Rg7 Kh8 37.Rge7 Kg8 38.Rc8) 35.Qf5 (35.Qf5 gf5 36.Rg7 Kh8 37.Rge7 Kg8 38.Rc8) 1–0. marekt – bolu, net–chess.com, 2019.

8.0-0 e5 9.Ng5 Nh5 10.Nge4 Be6 11.c5 d5 12.Nd6 b6 13.e3 bc5 14.bc5 Na6 15.d4 ed4 16.ed4 Qd7 (16...Rb8 17.Rb1+=) 17.Re1 Bh3 18.Bh3 Qh3 19.Re7 (19.Rb1 Qd7 20.Qa4+=) 19...Nb8? (better 19...Bf6!? 20.Rb7 Rab8=) 20.Qa4+– Nf6 21.f3 Nbd7? (better 21...Nh5 22.Ne2 Bf6+–) 22.Rae1 (22.Ne2 Bh6 23.Qc6 Rab8+–) 22...Nh5 (22...Rfc8 23.Nc8 Rc8 24.Qa7+–) 23.Nd1 Ndf6 (23...Nf4 24.gf4 Qf3+–) 24.Nf2 Qd7 (24...Qe6 25.R1e6 fe6 26.Nd3+–) 25.Rd7 Nd7 26.Qc6 Ndf6 (26...Nhf6 27.Nd3+–) 27.Bc1 Rab8 28.g4 Nf4 29.Bf4 Rb2 30.Qa4 h5 31.g5 Nh7 32.c6 f6 33.c7 fg5 34.Re8 gf4 35.c8Q Rd2 36.Qe6 Kh8 37.Nf7 (37.Nf7 Kg8 38.Ne5 Kh8 39.Ng6) 1–0. marekt – bolu, net–chess.com, 2019.