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TESTG Release 2024-04-18
Send your 1.b4 games to me, please. Thank you! /Marek
Marek Trokenheim's homepage
(c) Marek Trokenheim

1.b4 e5 2.Bb2 Nc6??

(...)

3.a3?? a6 (--> 1.b4 a6 2.Bb2 Nc6 3.a3 e5).

3.a3?? Bb4 4.ab4 Nb4 5.Be5 f6 6.Bc3 Qe7 7.e3 d5 8.Bb2 Bd7 9.Ba3 c5 10.d4 c4 11.c3 a5 12.cb4 ab4 13.Bb2 Ra1 14.Ba1 b3 15.Qh5 g6 16.Qd5 Qb4 17.Bc3 Qa4 18.Bc4 Qa2 19.Qf7 Kd8 20.Qf8 Kc7 21.Bd3 b6 22.Nf3 Bb5 23.Bb5 Qb1 24.Ke2 Qh1 25.Qf7 Kb8 26.Qe8 Kc7 27.Qd7 Kb8 28.Bc6 Ne7 29.Qb7# 1–0. colinwebb – Papa Lazarou II, ChessWorld.net, 2004.

3.a3?? b6 4.b5 Bb7?? 5.bc6+- Bc6 6.Be5 d6 7.Bb2 Nf6 8.Nf3 Be7 9.e3 Ng4 (9...a6 10.Be2+-) 10.Be2 (10.Bg7 Rg8 11.Bb2 Bh4+-) 10...0-0 (10...Bf6 11.d4+-) 11.h3 (11.Nd4 Ne5 12.Nc6 Nc6+-) 11...Nh6 12.0-0 f5 (12...Bf6 13.d4+-) 13.d4 d5 (13...Bf6 14.c4+-) 14.c4 Nf7 15.cd5 Bd5 16.Nc3 c6 17.Nd5 cd5 18.Qb3 Kh8 (18...Qd7 19.Rfc1+-) 19.Rac1 Bf6 (19...f4 20.ef4 a5 21.Bb5+-) 20.Bd3 (20.Bb5 Qd6+-) 20...g6 (20...Ng5 21.Ng5 (worse 21.Bf5 Nf3 22.gf3 Bd4 23.Bd4 Rf5+-) 21...Bg5 22.Rc3+-) 21.Rc2 (21.Bb5 Qd6+-) 21...Kg7 22.Rfc1 Nd6 (22...Qd6 23.Rc6 Qd8 24.Ba6+-) 23.Rc7 (23.Qd5!? h6+-) 23...Rf7 24.Rf7 (24.Qd5 Rc7 25.Rc7 Qc7 26.Qa8 b5+-) 24...Nf7 25.Qc2 Qd6 26.Qc7 Qe6 (26...Qe7 27.Rc6+-) 27.Qb7 Re8 28.Rc7 Re7 29.Ne5 (29.Re7 Qe7 30.Qd5 Kh6+-) 29...Nd6 (29...Rc7 30.Qc7 Qe7 31.Nd7+-) 30.Re7 Be7 31.Qc7 (31.Qa7 Nf7+-) 31...Ne4 32.Be4 (32.Qa7 Kg8+-) 32...fe4 33.Nc6 Kf6 34.a4 (34.Na7 h6+-) 34...Bd6 (34...Qd6 A) worse 35.Ne7 Qe7 (35...Qc7?? 36.Nd5 Kf7 37.Nc7+-) 36.Qc6 Qe6+-; B) 35.Qb7+-) 35.Qd8 Kf7 36.Nb8 (better 36.Qh8 Qe8 37.Qh7 Kf6+-) 36...Qe7 37.Qe7 Ke7 (37...Be7 38.f3+-) 38.Nc6 Kd7 39.Na7 Bb4 40.Nb5 Ba5 (40...Bd2 41.Bc3 Bc3 42.Nc3+-) 41.Bc3 Bc3 (41...g5 42.f3 ef3 43.gf3+-) 42.Nc3 Kc6 43.Kf1 h5 (43...Kd6 44.f3 ef3 45.gf3+-) 44.Ke2 Kd6 45.f3 ef3 46.gf3 Ke6 47.e4 g5 (47...de4 48.fe4 Kd7 49.Nd5+-) 48.ed5 (better 48.Nd5!? b5 49.ab5 Kd6 50.e5 Kd5+-) 48...Kd6 49.Ke3 g4 50.Ke4 (50.fg4 hg4 51.hg4 Kd7+-) 50…gh3 (50...gh3 51.Nd1 h2+-). GM_HUSARZ (1975) - MuchoLAG (2185), Rated Bullet game, lichess.org, 2015.

3.a3?? f5 4.b5 Nd4 5.e3 Ne6 6.Be5 d6 7.Bb2 Nf6 8.Nf3 Be7 9.d4 0-0 10.Be2 d5 11.c4 c6 12.bc6 bc6 13.Nbd2 Rb8 14.Rb1 Ne4 (14...f4 15.Ne5 Qc7 16.0-0+/-) 15.Qc2 Qa5 16.0-0 Ba3?? (better 16...Bd6+/-) 17.Ba3+- Rb1 18.Nb1 (18.Qb1?! Qa3 19.Ne4 fe4+/-; 18.Rb1?! Qa3 19.Bd3 Ba6+/-) 18...Bd7 (18...Re8 19.Ne5 Qb6 20.Qa4+-) 19.Bf8 Kf8 (19...Nf8 20.Ne5+-) 20.Ne5 Be8 (20...Ke8 21.f3 Nf6 22.cd5 cd5 23.Nd7 Kd7 24.Qf5+-) 21.cd5 (21.f3!? Nf6 22.Qf5 Nd8+-) 21...cd5 22.Rd1 (22.Qc8 Ke7+-) 22...f4 23.Bf3 fe3 24.fe3 (24.Be4 Nd4 25.Nc4 dc4 26.Qc4 e2=+) 24...Qc7 (24...Nf6 25.Qc3 Qd8 26.Qa3 Kg8 27.Qa7+-) 25.Qc7 (25.Be4 de4 26.Qe4 Kg8+-) 25...Nc7 26.Be4 de4 27.Nc3 Nd5 (27...Bb5+-) 28.Nd5 (28.Nd5 Bb5 29.Rc1+-) 1-0. A3orA6 (2350) - HipHopTamizha (2360), Rated Bullet game, lichess.org, 2019. (=1.a3 e5 2.b4 Nc6 3.Bb2)

3.a3?? Qh4 4.e3 (4.b5 Nce7 5.Be5 d6+- ) 4...Nf6 (4...d6!?=) 5.Nf3 Qg4 6.Be2?? (better 6.Ne5!? Qd1 7.Kd1 Ne5 8.Be5+- ) 6...Qg2 (better 6...e4 7.Bf6 Qg2–+) 7.Bc4?? (better 7.Rg1 Qh3 8.b5=) 7...Qh1–+ 8.Ke2 Qg2 9.Nc3 (9.Qg1 Qg1 10.Ng1 d5–+) 9...d5! 10.Bd5 (10.Nd5 Nd5) 10...Bg4 (better 10...Nd5 11.Qg1 Nc3 12.Bc3 Qh3 13.Be5 Bg4–+) 11.Kd3 (11.Qg1 Qh3 12.Qg3 Nd5 13.Nd5 Bf3 14.Kf3 e4 15.Ke2 Qh5 16.Ke1 Qd5 17.Qc7–+) 11...e4! 12.Ne4 A deflection (12.Be4 Ne4) 12...0-0-0 (better 12...Nd5 13.Neg5 h6–+) 13.Neg5 (13.Nf6 Bf3 14.Qe1 Bd5 15.Nd5 Rd5 16.Kc4–+) 13...Rd5 14.Bd4 Ne5! 15.Kc3 (15.Ne5 A pinning theme 15...Bd1 Annihilates a defender: d1) 15...Nf3 (better 15...Bf3 16.Nf3 Nf3 17.d3 Nd4 18.ed4 Qh2 19.Qg1–+) 16.Bf6 gf6 (16...Ng5!? 17.Qg1 Ne4 18.Kb2 Qg1 19.Rg1 Nf6 20.d3–+) 17.Nf7 Rg8 18.Qb1 Bg7 19.Qb3 Be6 (19...Nd2 20.Nd6 cd6 21.Kb2 f5 22.Qc3 Bc3 23.Kc3 Bd1 24.b5 Qg7 25.Kb4 Qb2 26.Ka4 Qb5) 20.e4 f5 21.d4 (21.d4 Bd4 22.Kd3 fe4 23.Ke2 Qf2 24.Kd1 Rg1) 1–0. MARYMARY – jaymanx, ChessWorld.net, 2015.

3.a3?? Nh6 4.e4 f6 5.h3 g5 6.g3 b6? 7.h4 d6 8.Qh5 Kd7? 9.hg5+- fg5 10.Nh3 Qe8 11.Qg5 Nf7 12.f4?? Ng5–+ 13.Ng5 h6 14.Nf3 Kd8 15.Nc3 Qf7 16.Nd5 Be7 17.0-0-0 Qg6 18.Rg1 Qe4 19.Ne7 Ne7 20.Nh4 Rf8 21.d3?? Qe3–+ 22.Kb1 Nd5 23.Rg2 a5 24.Re1 Qe1 25.Bc1 Nc3 26.Kb2 ef4 (26...ef4 27.Re2 Ne2–+; 26...ab4 27.d4 ba3 28.Kb3 Qc1 29.Kc3 a2 30.Rf2 a1Q 31.Kc4 Qd4 32.Kb3 Ra3#) 0–1. Gregor123 – Opticum@, mySchach.de, 2004.

3.Ba3 b5 4.e4=+ Nf6 5.Nf3 Ne4 6.Bd3 Nb4 7.Bb4 Bb7? 8.Qe2 Bb4 9.Ne5 Nc5?? 10.Bb5 c6?? 11.Bc4 d5?? 12.Bb3 0-0–/+ 13.Qe3? f6 14.Qc5?? a5 15.Qd4? fe5–+ 16.Qe5?? Re8 17.Kf1 Re5 18.h4 Qe8 19.d4 Re1# 0–1. cocoapuffs – lisaisbrown (1690), net–chess.com, 2007.

3.b5+/- d5?? (--> 1.b4 d5 2.Bb2 Nc6 3.b5 e5).

3.b5+/- d6?? 4.bc6 bc6 5.e4 Be7 6.Nf3 Bg4 7.d4 Qb8 8.Bc3 a5 9.de5 de5 10.Be5 Qb6 11.Bg7 Qb4 12.Nbd2 Bf6 13.Bh8 Bh8 14.Rb1 Qa3 15.h3 Be6 16.Bc4 Bc8 17.Ng5 Ne7 18.Bf7 Kf8 19.Qh5 Bf6 20.Nh7 Kg7 21.Nf6 Kf6 22.e5 Kg7 23.Rb3 Qc1 24.Ke2 Qh1 25.Rg3 Kf8 26.Bc4 Ba6 27.Qf7# 1–0. Vettenburg – Obenaus, corr ICCF 1985.

3.b5+/- Nge7 4.bc6 Nc6 5.e4 d6 6.c3 f6 7.Bb5 g6 8.Bc6 bc6 9.Nf3 Bg7 10.0-0 0-0 11.Ne1 Be6 12.d4 Qb8 13.Ba3 c5? 14.d5 Bd7 15.c4 g5 16.Nd2 a6 17.Rb1 Qa7 18.Nb3 Qb6? 19.Nc2 h6 20.Qe1 h5 21.Na5 Qa7 22.Nb7 Rfb8 23.Qe2 Rb7+= 24.Rb7 Qb7 25.Qh5 Rf8 26.h4 Be8 27.Qg4 Bg6 28.h5+= Bf7 29.Ne3+/- Bh6 30.Nf5 Qb6?? 31.Nh6+- Kg7 32.Nf5 Kg8 33.h6 Kh7 34.Ng7 Qa5 35.Ne6 Re8 36.Qf5 Kh8 37.h7 Qa3 38.Qf6 Kh7 39.Qg7# 1–0. pinecrest1981 – irishroxter, caissa.com, 2006.

3.b5+/- f6 4.e3 Nce7 5.d4 Ng6 6.c4 f5 7.c5 ed4 8.ed4 (better 8.Bd4!? Nf6 9.Nf3+=) 8...Nf6= 9.Nc3 Be7 10.Be2 0-0 11.Nf3 Re8 (11...d5 12.Ne5=) 12.0-0 Bc5?? (better 12...d5+=) 13.dc5+- d5 14.cd6! cd6 (14...cd6 15.Nd5 Combination; 14...Qd6 15.Qd6 Combination) 15.Qb3 Be6 16.Bc4 Kh8 (16...d5 17.Nd5! Nd5+-) 17.Be6 Qe7 18.Rfe1 f4 19.Bg8 (better 19.Nd5!? Nd5 20.Bd5 Qd7+-) 19...Qf8 20.Re8 Re8 21.Bf7 Re7 22.Bg6 hg6 23.Re1 (better 23.Qa4 a6+-) 23...Nh5 (23...Re1 24.Ne1 Qe8 25.Nd3+-) 24.Re7 Qe7 25.Qd1 Qf6 (25...a6 26.Nd5 Qe8 27.ba6 ba6 28.Ng5+-) 26.Qd4 (better 26.Qa4 Qe7 27.Qa7 Nf6+-) 26...Qf5 (26...Qd4 27.Nd4 Nf6 28.Ba3+-) 27.h3 a6 (27...Nf6 28.Qd6 Kh7 29.h4+-) 28.Qd6 b6 29.ba6 b5 30.Nh4 b4 31.Ng6 (31.Nf5 bc3 32.Bc3 Kh7 33.Ne7 Nf6 34.Bf6 f3 35.Bg5 fg2 36.Qg6 Kh8 37.Qh5) 31...Kh7 32.Nf4! Nf4 (32...Qf4 33.Nd5 Double attack (33.Nd5 Decoy); 32...Nf4 33.Qb4 Decoy) 33.Ne4! Qe4 34.Qe5 (better 34.f3 Qe3 35.Kh1+-) 34…Qg2 0-1. TimC (2320) - Kabeljaukrieger (2280), Rated Bullet game, lichess.org, 2015.

3.b5+/- Nf6 4.bc6 dc6 5.Be5 Bd6 6.Bb2 Bf5 7.e3 Qe7 8.Nf3 0-0-0 9.Be2 h5 10.0-0 g5 11.Ne1 (better 11.Nc3!? h4+-) 11...h4 12.c4 (12.Nd3 Kb8+-) 12...Rdg8 Black intends g4 (12...g4 13.Bf6 Qf6 14.Bg4 Qa1 15.Bf5 Kb8 16.Qc2+-) 13.a4 g4 14.Nc3 g3 (14...Kb8 15.Qb3+-) 15.h3 gf2 16.Rf2 Qe5 (16...Qe6 17.Nd3 Bh3 18.Qf1+-) 17.Nf3 (17.Kf1 Rh6 18.a5 Qh2+-) 17...Qg3 18.Ne1?? (better 18.Kf1+-) 18...Bh3 (18...Qh2 19.Kf1 Qh1) 19.Bf3= (19.Rf6?? Qh2 20.Kf2 Rg2 21.Kf3 Re8 22.Re6 Re6 23.Ng2 Qg2) 19…Qh2 (19...Qh2 20.Kf1 Bg3+=) 0-1. tonyclifton (1775) - UncleRaymond (2105), Rated Bullet game, lichess.org, 2015.

3.c3?? g6 4.b5= Nce7 5.d4 Bg7 6.de5 Be5 7.Nf3 Bf6 8.Nbd2 Nd5 9.Ne4 Nge7 10.Nf6+/- Nf6 11.e4 Ne4? 12.Qd4+- (12.Qd4 0-0 13.c4+- ) 1–0. Wall,Bill – Senag, Microsoft Gaming Zone, 1999.

3.Bc3?? d5 4.b5=+ Nd4 5.a4 Bc5 6.f4?? Nc2?? 7.Qc2+- Qf6?? 8.fe5 Qf2 9.Kd1 Qf1# 0–1. cybernomad@ – Seishirou@, mySchach.de, 2004.

3.Nc3?? Nb4 4.a3 Nc6 5.Nf3 Nf6 6.e4 Bc5 7.Bc4 0-0 8.0-0. jacksrking – ajeffries (2075), net–chess.com, 2009.

3.c4?? f6 4.Ba3 Nge7 5.b5= Na5 6.Qa4 c6 7.e3 d5 8.bc6 Nac6 9.Nf3 Bd7 10.Bd3? Nd4 11.Nd4?? Ba4–+ 12.Ne6 Qc8 13.Bf5 Qc4 14.h3 Nf5 15.d3 Qc3! 16.Nc3 Rc8 17.Nd5?? Ba3–+ 18.Rb1 Bc6 19.Nf6 gf6 20.d4 Bg2 21.Rg1 Bd5 22.Rb7 Bb7 23.f3 Bb4 24.Ke2 Ba6 25.Kf2 Ke7 26.d5 Rc2# 0–1. soraya – mleek (1705), net–chess.com, 2008.

3.d4?? Bb4 4.c3 Bd6 5.Nd2–/+.

3.d4?? Nd4 4.Bd4 ed4 5.Qd4 Nf6 6.Qe5 (6.e3 d5=+) 6...Be7–/+ 7.e4 (7.e3!?–/+) 7...0-0–+ 8.h3? (better 8.c3–+) 8...Bb4 9.c3 Re8 10.Qd4 (10.Qg5 h6 11.Qb5 Ne4 12.Qb4–+) 10...Re4 11.Be2 (11.Ne2 Rd4 12.Nd4 Qe7 13.Be2 Qe5–+) 11...Rd4 12.cb4 Rb4 13.Nf3 Ne4 14.0-0 d6 (14...d5 15.Na3–+) 15.Na3 Be6 16.Nb5 (16.Rfe1 Rb2 17.Nc4 Bc4 18.Bc4 Nf2–+) 16...Rb2 17.Rac1 (17.Nbd4 Ba2 18.Bd3 Bd5–+) 17...Re2 18.Nfd4 Bd5 (better 18...Rf2 19.Rf2 Nf2 20.Kf2–+) 19.Nc7 (19.Ne2 Ba2 20.Nc7 Rc8–+) 19...Rd2 (better 19...Ra2 20.Nd5 Qg5 21.Nf5 Nf2 22.Nfe3 Nh3 23.Kh2–+) 20.Ndb5 (20.Nf3 Rd3 21.Na8 Qa8–+) 20...Rc8 21.Na7 Rc7 22.Nb5 Rc6 (22...Nf2 23.Rce1 Nh3 24.Kh2 Rg2 25.Kh3 Rh2 26.Kh2 Qh4 27.Kg1 Qg3) 23.Nd4 Rd4 24.Kh2 Ba2 (24...Rc1 25.Rc1 Nf2 26.Kg1 Rd2 27.Rc3 Nh3 28.Kh1 Bg2 29.Kh2 Bf3 30.Kh3 Qd7 31.Kg3 Qg4) 25.Rfd1 Rd1 26.Rd1 Rc2 27.f3 (27.Rd4 Qh4 28.Rd3 Qf2 29.Rd2 Qd2 30.h4 Qg2) 27...Nf2 (27...Qg5 28.Rd2 Qd2 29.fe4 Qg2) 28.Re1–+ Qa5 (28...Nd3 29.Re4 f5 30.Re3 Qg5 31.Re8 Kf7 32.Rf8 Kf8 33.f4 Qg2) 29.Re8 1–0. MARYMARY – Atticus Philipus Platypus, ChessWorld.net, 2009.

3.d4?? e4 4.d5 (4.b5!? Nce7 5.d5=) 4...Nb4–/+ (worse 4...Bb4 5.c3 Bd6 6.dc6 dc6 7.e3+- ) 5.Na3? (5.Nc3 Nf6–/+) 5...a6 (better 5...Nf6!?–+) 6.Qd4 (better 6.c4–/+) 6...a5 (better 6...Nf6 7.c4 b5 8.Qe5 Be7–+) 7.Qe4= Ne7 8.0-0-0 f5 9.Qc4 Ned5 (9...d6=) 10.Kb1 (better 10.Rd5!? Nd5 11.Qd5+=) 10...c6 11.e4 Nb6 (11...Ne7 12.e5=+) 12.Qd4 (12.Qe2 fe4 13.Qh5 Ke7 14.Bd4=) 12...c5 (better 12...d6!?=+) 13.Qe5+= Be7?? (better 13...Qe7!? 14.Qf5 Kd8+- ) 14.Qg7 (better 14.Nb5 Rg8 15.Nd6 Kf8 16.Qf5 Bf6 17.e5+- (17.Qh7?! Bb2 18.Qg6 Qe7 19.Kb2 Qe5 20.Kb1 Qe6 21.Qe6 de6+- )) 14...Rf8 15.Qh7 d6 16.Bg7 Rf7 17.Qg8 Bf8 18.Bb5 (18.Bf8!? Rf8 19.Qg6 Ke7+- ) 18...Nc6 19.Bc4?? (better 19.Bf8 Rf8 20.Qg6 Ke7 21.Qg7 Ke8 22.ef5+- ) 19...Rg7–+ 20.Bf7 White gets strong initiative (20.Qh8 Qf6 21.ef5 Bf5 22.Bb3–+) 20...Rf7 21.e5 (21.ef5 Qf6 22.Ne2 Bf5–+) 21...d5 (better 21...Qh4!? 22.Qg3 Qb4 23.Qb3–+) 22.Nf3 Rg7 (22...Na4 23.Ka1 Nc3 24.Rde1–+) 23.Qh8 Na4 (better 23...Be6!? 24.Qh5 Kd7 25.Rhg1–+) 24.Qh5 Rf7 25.Rd3 Qd7 (better 25...c4 26.Nc4 Be6–+ (26...dc4?! 27.Rd8 Nd8 28.Ng5–+)) 26.e6 Qe6 27.Re1 A pinning theme 27...Ne5?? (better 27...Qe1! 28.Ne1 Be6–+) 28.Re5+- Ra6 29.Re6 Re6 30.Re3 (better 30.Nb5 d4 31.Nc7 Ke7 32.Qh4 Ref6 33.Nd5 Ke6 34.Nf6 Rf6 35.Nd4 cd4 36.Qd4+- ) 30...b5?? (30...Re3 31.fe3 Nc3 32.Kc1 Ke7+- ) 31.Nb5 (better 31.Ng5 Nc3 32.Ka1 Re3 33.Qf7 Kd8 34.Qf8 Kd7 35.fe3 b4 36.Qf5 Kd8 37.Qf8 Kd7 38.Qc5 ba3 39.Qc3 a4+- ) 31...d4 (31...Re3 32.fe3 Ke7 33.Qh4 Ke8 34.Qa4+- ) 32.Nc7 (better 32.Ng5 Nc3 33.Ka1+- ) 32...Ke7 33.Nd5 Ke8 (33...Kd6 34.Qf7 de3 35.Ne3+- ) 34.Nf6 (better 34.Ng5 Nc3 35.Ka1+- ) 34...Ke7 35.Nd5 (better 35.Ng8 Kd8 36.Qf7 de3 37.Qf8 Kc7 38.Ne7 Nc3 39.Ka1+- ) 35...Ke8 36.Nc7 (better 36.Ng5 Nc3 37.Ka1+- ) 36...Ke7 37.Qg5 (37.Ng5 Nc3 38.Kb2 Rff6 39.Qe8 Kd6 40.Re6 Be6 41.Qd8 Kc6 42.Nce6 Re6 43.Qc8 Kd6 44.Qa6 Kd7 45.Qe6 Kc7 46.Qf7 Kc6 47.Qf8 Na4 48.Ka3 Nb6 49.Qe8 Kc7+- ) 37...Rff6 38.Nd5 Kd6 39.Nf6 (better 39.Re6 Re6 40.Qd8 Bd7 41.Qc7 Kd5 42.Qd7 Rd6 43.Qf7 Kc6 44.Ne5 Kb5 45.Qc4 Kb6 46.Qa4+- ) 39...Be7 (39...de3 40.Qf4 Kc6 41.Qa4 Kb7 42.Nd5 (42.Qa5?! ef2 43.Nd2 Rb6 44.Ka1 Rf6+- ) 42...ef2 43.Nd2+- ) 40.Ne8 (40.Qg3 Kc6 41.Qg8 de3 42.Qc8 Kb5 43.c4 Kb4 44.Nd5 Kc4 45.Qe6 e2 46.Nc7 Kd3 47.Qd5 Kc3 48.Qb3) 40...Kc6 (40...Kd7 41.Qf5 de3+- ) 41.Ne5 (41.Re6 Be6 42.Ne5 Kb5 43.Qe7 Kb4 44.Qe6 Nc3 45.Kb2 Nd1 46.Kc1 a4 47.Qb6 Ka3 48.Nc4 Ka2 49.Qb1) 41...Kb7 42.Rb3 Ka7 (42...Nb6 43.Qf5 Bd8+- ) 43.Nc6! Ka6 (43...Rc6 Deflection from e7 44.Qe7) 44.Nc7 1–0. MARYMARY – spug, ChessWorld.net, 2010.

3.d4?? Nf6 4.d5 (better 4.de5!? Ng4 5.e3 Nce5 6.h3 Bb4 7.c3 Ne3 8.fe3 Qh4 9.Ke2=) 4...Nb4–/+ (worse 4...Bb4 5.c3 Bd6 6.dc6 dc6 7.Nd2+=) 5.Be5 (5.Nc3 c6 6.d6 Qa5–+) 5...Nbd5 (worse 5...Nfd5 6.a3+=) 6.Bf6? (6.c3 Bc5–+) 6...Nf6 (6...Qf6 7.Nd2 Bb4 8.Qc1 Bd2 9.Kd2 Qf2 10.Nf3–+) 7.Nc3? (better 7.e3–+) 7...Bb4 8.Qd4 (8.Qd3 Nd5! 9.Rb1 Qf6 (9...Nc3?! 10.Rb4 Qf6 11.Qe3 Kd8 12.Rf4–/+) 10.Rb4 Nb4 (10...Nc3?! 11.Qe3 Kd8 12.Rf4–/+; 10...Qc3?! 11.Qc3 Nc3 12.a3–/+) 11.Qe4 Qe7 12.Qe7 Ke7–+) 8...Qe7 (better 8...c5!? 9.Qe3 Qe7 10.Qe7 Ke7 11.0-0-0 Bc3 12.Nh3–+) 9.e3? (9.0-0-0 Bc5 10.Qf4 Bf2–+) 9...Ne4 (better 9...c5 10.Qd3 Ne4–+) 10.Nge2 c5?? (better 10...0-0 11.Rb1 c5–+) 11.Qg7= Bc3 (11...Rf8!? 12.a3 Ba5=) 12.Nc3+= Rf8? (better 12...Qf6 13.Qf6 Nf6+=) 13.Nd5+- Qd6 14.Bc4 (better 14.Rd1 f5 15.Qh7+- ) 14...Qc6?? (better 14...f5 15.Rd1 Nf6+- ) 15.Nf6 (better 15.Qe5 Qe6 16.Nc7 Kd8 17.Be6+- ) 15...Nf6–+ 16.0-0 (16.a4 Ke7–+) 16...d5 17.Bd5 (17.Bb5 Qb5 18.Qf6 Rg8–+) 17...Qd5 (better 17...Nd5 18.Qh7 Be6–+) 18.Qf6 Rg8 Threatening mate... how? 19.f3 Bf5?? (better 19...Bh3! 20.Rf2 Rd8–+) 20.e4+= Be4 (20...Qd4 21.Qd4 cd4 22.ef5+=) 21.fe4 Qe4?? (better 21...Qe6+- ) 22.Qf7+- Kd8 Do you see the mate threat? 23.Qg8 (23.Rad1 Qd4 24.Rd4 cd4 25.Qd5 Kc7 26.Rf7 Kb6 27.Rb7 Ka6 28.Qb5) 23...Qe8 24.Rf8 (24.Rf8 Kc7 25.Re8 Re8 26.Qf7 Kc6 27.Qe8 Kc7 28.Qe7 Kb6 29.Qd6 Kb5 30.Rb1 Ka4 31.Qd7 Ka3 32.Rb3 Ka2 33.Qa4; 24.Rad1 Kc7 25.Qg7 Kb6 26.Rd6 Ka5 27.Qc3 Ka4 28.Rf4 Qe4 29.Re4 c4 30.Qc4 Ka5 31.Qb4) 1–0. MARYMARY – LionxLion, ChessWorld.net, 2009.

3.e3?? d6 (--> 1.b4 e5 2.Bb2 d6 3.e3 Nc6).

3.e3?? f6 (--> 1.b4 e5 2.Bb2 f6 3.e3 Nc6).

3.e3?? Nf6 4.Bb5 d6 5.Ne2 a6 6.Bc6= bc6 7.d3 g6 8.0-0 Bg7 9.Nd2 0-0 10.e4+= Ne8 11.Ng3 c5 12.Nc4 Be6 13.Ne3 f5 14.ef5=+ gf5 15.f4 Bh6 16.Ngf5 Bf5 17.Qh5 Bd3 18.Qh6 Bf1–/+ 19.Qe6 Rf7 20.Nf5 Kf8 21.Rf1?? Rf6–+ (21...Rf6 22.Qc4 Rf5 23.fe5 Qg5–+; 21...cb4 22.fe5 Ng7 23.Qh6 de5 24.Be5+- ) 0–1. Lehtinen,Aimo – Peltonen,Jukka, corr FIN–ch I153 qual, 1979.

3.e3?? Nh6 4.a3 (4.b5 Ne7 5.Be5 Ng6=) 4...a6 5.c4 d6 6.d4 Bg4 (6...ed4 7.ed4 Be7=) 7.Nf3 (better 7.Be2 Be2 8.Ne2+=) 7...b5?? (better 7...e4 8.h3 Bh5=+ (worse 8...ef3 9.hg4 Ng4 10.Qf3+- )) 8.cb5+- Bf3? (better 8...Na7 9.de5 Nb5+- ) 9.Qf3 (9.bc6?? Bd1 10.Kd1 Qh4–+) 9...ab5 (9...Na7+- ) 10.Qc6 Ke7 11.Bb5 Ra7 (11...f6+- ) 12.de5 Nf5 13.ed6 (better 13.Qe4 d5 14.Qf5 Rb7+- ) 13...cd6 (13...Nd6 14.Bd4 Ra8+- ) 14.Qe4 1–0. MARYMARY – 488, ChessWorld.net, 2013.

3.e4?? d5 4.Bb5= Nf6 5.Nf3 Ne4 6.Ne5+= Qf6 7.Bc6 bc6 8.0-0 Bb4 9.d3 Nd6= 10.c4 dc4 11.dc4 0-0?? 12.Qe2?? Qe6 13.a3 Bc5 14.Qf3 Bb7?? 15.Nd3+= Bb6 16.c5+/- Nc4 17.cb6 cb6 18.Qg3 Nb2+/- (18...Nb2 19.Nb2 Rfe8+/-). Fabbri (1705) – juancabeta, internet, 2005.

3.e4?? d6 (--> 1.b4 e5 2.Bb2 d6 3.e4 Nc6).

3.Nf3?? d5 4.Ne5 Ne5 5.Be5 Bd6?? 6.Bg7+- f6 7.Bh8 Be6 8.a3 Qe7 9.d4 0-0-0 10.Nc3 a6 11.g3 Nh6 12.Bf6! Qf6 13.Qd2 Ng4 14.f3 Nh6? 15.Bg2 Re8 16.0-0-0 a5 17.Nb5 ab4 18.Nd6 cd6 19.ab4 Bd7 20.Qc3 Kb8 21.f4 Qf5 22.h3 Rc8 23.Qb3 Rc4 24.e3 Ng8 25.g4 Qe6 26.f5 Qf7 27.e4 b5 28.ed5 Nf6 29.Bf1 Rc7 30.c4 Nd5 31.Rd3 bc4–+ 32.Qb2 cd3 33.Kb1 Rc2 34.Qb3 Nc3 (34...Nc3 35.Ka1 Ra2 36.Qa2 Qa2#) 0–1. bvanderweerd (1900) – olo (1920), net–chess.com, 2007.

3.Nf3?? d6 (--> 1.b4 e5 2.Bb2 d6 3.Nf3 Nc6).

3.Nf3?? Bd6 4.e4 (4.b5 Nb8+/-) 4...Nf6 (4...Nb4 5.Bc4=+) 5.Bb5 (better 5.b5!? Nb8 6.Bc4+=) 5...0-0 6.Bc6 dc6 7.Qe2 Re8 8.0-0 Bg4 9.d3 (9.Bc3 Qe7=+) 9...h6 (9...Bb4 10.h3 Bf3 11.Qf3=+) 10.h3 (10.Bc3 c5 11.bc5 Bc5=) 10...Bh5 (10...Bf3 11.Qf3 Bb4 12.a3=+) 11.g4 (11.a3 a5=) 11...Ng4 (11...Bg6!?=) 12.hg4+= Bg4 13.Kg2 (13.a3 Qg5 14.Kg2 Bf3 15.Kf3 Qh5 16.Ke3 Qg5 17.Kf3 Qh5 18.Ke3 Qg5 19.Kf3=) 13...Qf6 (better 13...Bb4 14.Qe3 Qd6=) 14.Nbd2 (14.a3 a5+=) 14...Qg6 (better 14...Bf3!? 15.Nf3 Qg6 16.Kh2 Qh5 17.Kg2 Re6-/+) 15.Qe3 (better 15.Rg1=) 15...Re6 (better 15...Be6!? 16.Kh1 Qh5 17.Nh2 Bb4=) 16.Rh1+/- Rf6 (16...a5!?+/-) 17.Kf1 (17.Ne5?? Bf3 18.Kf1 Qg2 19.Ke1 Qh1 20.Nf1 Bg2-+) 17...c5? (17...Re6+-) 18.Nh4?? (better 18.bc5!? Bf3 19.Nf3 Bc5 20.Qc5 Rf3 21.Qe5 Qg5 22.Qc7 Qd2+-) 18...Qh5? (18...Qg5 19.Ng2 cb4 20.Qg5 hg5 21.Ne3+/-) 19.Qg3 (better 19.bc5 Be7 20.Kg2+-) 19...cb4+= 20.f3 (better 20.Ke1 Rf4 21.Rh2+/-) 20...Bc5?? (better 20...Be6+=) 21.Be5 Rf3 (21...Bd6 22.Bd6 cd6+-) 22.Ndf3 (22.Nhf3?! Qh1 23.Ke2 Qh3 24.Qh3 Bh3 25.Bc7 Bg4+/-) 22...Re8 (22...f6 23.Bc7 Bf3 24.Qf3+- (24.Nf3?! Qh1 25.Ng1 Rc8=)) 23.Bf4 (better 23.Bg7 Bf3 24.Bd4 Qg5 25.Qg5 hg5 26.Nf3 Bd4 27.Nd4 c5+-) 23...g5 24.Bg5! hg5 25.Ng5! Qg5 26.Nf5 (26.Qc7?? Qf6 27.Nf5 Qa1 28.Kg2 Bf3 29.Kf3 Qh1 30.Kg4 Qd1 31.Kg5 Qg1 (31...Qc2?! 32.Nh6 Kh8 33.Nf7 Kg8 34.Nh6 Kh8 35.Nf7 Kg8 36.Nh6 Kh8 37.Nf7=) 32.Qg3 Qa1-+) 26...Qf6 (26...c6 27.Rh4 Be2 28.Ke2 Qg3 29.Ng3+-) 27.Qg4 Kf8 28.Rh8 (28.Re1 Re6 29.e5 Re5 30.Re5 Qe5 31.Qg5 Qa1 32.Kg2 Qh1 33.Kh1+-) 28...Qh8=+ 29.Qf4?? (better 29.Re1=+) 29…Re6 (29...Re6 30.Re1 Rg6-+) 0-1. lasdfhlashfh - Lannister2706 (2105), Rated Bullet tournament, lichess.org, 2016.

3.Nf3?? f6 4.b5 Nb4 5.Nc3 d5 6.a3 d4 7.ab4 dc3 8.Bc3 Bd7 9.e4+/- f5? 10.Ne5+- fe4 11.Qh5 g6 12.Ng6 Bg7 13.Ne5 Kf8 14.Qf7# 1–0. mtr – jokovan, internet, 2009.

3.Nf3?? Nf6 4.g3 Nb4 5.Bc3? Bc5 6.Be5 Qe7 7.c3 Ng4 8.d4= Bb6? 9.Bg7 Qe4?? 10.h3 Nc2=+ (10...Nc2 11.Kd2 Na1 12.hg4 Rg8–/+). targab (2000) – elusiveknight, net–chess.com, 2001.

3.f4 ef4 4.b5 Qh4 5.g3 fg3 6.Nf3 g2 7.Nh4 gh1Q 8.Nf3 Nce7 9.e4 d6 10.Qe2 (10.Kf2 Bg4-+) 10...Bh3 (10...Bg4 11.Kf2 Bf3 12.Qf3 Qh2 13.Ke1-+) 11.Nc3 (11.Kf2 Bf1 12.Qf1 Qf1 13.Kf1 a6-+) 11...Qf1 (11...Bg4!? 12.Kf2 Bf3 13.Qf3 Qh2 14.Bg2-+) 12.Qf1 Bf1 13.Kf1 0-0-0 14.a4 f6 15.a5 Ng6 (15...a6 16.Nd4-+) 16.b6 (16.a6 N8e7-+) 16...cb6 17.ab6 a6 18.Nd4 Re8 19.d3 Be7 (19...N8e7!? 20.Bc1-+) 20.Nf5 (20.Ne6 Nh6 21.Bc1-+) 20...Bf8 21.Nd5?? (21.Nd4 N6e7 22.Ne6-+) 21...Nh6 (better 21...Kd7 22.c4-+) 22.Nc7?! (22.Nh6 gh6 23.Bf6 Rg8-+) 22...Rd8 (better 22...Nf5 23.Ne8 Ne3 24.Kf2 Ng4 25.Kg3-+) 23.Nd4?? (23.Nh6 gh6 24.Bf6-+) 23...Rd7 24.Ndb5 (24.Ke2 Be7 25.Nd5 Bd8-+) 24...Be7 (24...f5 25.Na7 Kb8 26.Ke2-+) 25.Bd4 (25.Bc1 f5-+) 25...Bd8 26.Na6 (26.Ne6 Kb8 27.Nc3 Re8 28.Nd8 Red8-+) 26...ba6 27.Ra6 Rb7 (better 27...Kb7 28.Ra7 Kc6-+) 28.Nd6 Kb8 29.Nb7 Kb7 30.Ra7 Kc8 (better 30...Kc6-+) 31.Rg7 Ne5 (31...Nf4 32.Be3 Ne6 33.Ra7-+) 32.b7 (better 32.Kf2-/+) 32...Kb8-+ 33.Bc5 (33.Be3 Nhf7-+) 33...Bc7 34.d4 (34.Ke2 Rg8 35.Rg8 Ng8-+) 34...Nc4 (34...Nef7 35.d5-+) 35.Ke2 Kb7 36.Kd3 Nb6 (36...Nb2 37.Ke2 Kc8 38.Ba3-+) 37.c4 (37.d5 Rd8 38.Be3 Nd5 39.Bh6 Nb6 40.Ke2 Kc6-+) 37...Rd8 (37...Kc8 38.Bb6 Bb6 39.c5-+) 38.d5? (38.Bb6 Kb6 39.c5 Kb7-/+) 38...Kc8 (38...Rd7 39.Bf8 Rg7 40.Bg7-+) 39.Bd4 (better 39.Be3 Ng8 40.Rh7-+) 39...Be5?? (better 39...Rd7 40.Bf6 Rg7 41.Bg7 Nf7-+) 40.Bb6= Ng8?? (better 40...Rd7 41.Rd7 Kd7=) 41.c5 (better 41.Bd8 Kd8 42.Rg8 Kc7 43.Rg7 Kd6 44.Rh7+-) 41...f5 42.Bd8 (42.Bd8 Bg7 43.Bh4+=) 1-0. supercreck (2135) - gaurav_t (2025), Rated Blitz game, lichess.org, 2016.

3.f4 f6 4.fe5 fe5 5.Nf3 Nf6 6.e4 Be7 7.Bc4 d5 8.ed5 Nd5 9.Ne5 Ne5 10.Be5 0-0 11.Qe2 Kh8 12.Nc3 Nc3 13.Bc3 Bf6 14.Bf6 Rf6 15.0-0-0 Bd7 16.Rhf1 b6 17.Rf6 gf6 18.Rf1 c5 19.b5 a6 20.ba6 Bc6 21.Qf2 Bg2 22.Qg2 Ra6 23.Ba6 b5 24.Bb5 1-0. CormoranKR (2215) - NPerez1996, Rated Bullet tournament, lichess.org.

3.g3?? Bb4–/+ 4.c3 Bc5 5.Ba3 Bb6–+ 6.Bh3 Qf6 7.c4?? Qf2# 0–1. Stafford – Dominguez,Rich, Tradelink–LBurn, 2001.

3.g4?? Bb4–/+ 4.Bg2 (4.a3 Bc5–/+) 4...d5 (4...d6 5.a3 Bc5 6.Bc6 bc6 7.d4–+) 5.Nf3 (5.a3 Bc5 6.h3 Qh4–/+) 5...Bg4 (5...e4 6.Nd4 Qf6–+) 6.h3 (better is 6.Ne5 Ne5 7.Be5–/+) 6...Qd7?? (better is 6...Bf3 7.Bf3 Nf6–+) 7.Ne5 (better is 7.hg4 Qg4 8.Rh2+=) 7...Qe6?? (7...Ne5 8.Be5 f6 9.Bc7 Bf5=+) 8.hg4?? (better is 8.Ng4 d4 9.c3 dc3 10.Nc3+- ) 8...Ne5–/+ 9.Rh5 (9.f4 Qg4 10.Bd5 Qg3 11.Kf1 Ng4–+) 9...f6 10.e4 g6 (10...Qg4?? 11.Re5 fe5 12.Qg4+- ; 10...Ng4 11.Rd5 Ne7 12.Rb5=) 11.Rh3 (11.Rh4 de4 12.Qe2 Nc4–+) 11...Nc4 (better is 11...de4 12.Be4 Nc4–+) 12.c3?? (better is 12.Bc3 Bc3 13.Nc3 de4 14.Be4–/+) 12...Nb2–+ 13.Qe2 Be7 14.Qb5 Kf7 (better is 14...Qc6 15.Qb2 de4–+) 15.Qb7?? (better is 15.Qb2 Qg4 16.Rg3–/+) 15...Qg4–+ 16.ed5 (16.Qb2 Qg2 17.Re3 Qh1 18.Ke2 Qh5 19.Ke1 de4 20.Qb7 Qh1 21.Ke2–+) 16...Qd1 0–1. Cook,Jason – Schaefer,Robert, corr IECG Cat–T, 1995.

3.g4?? Nb4 4.Be5 d6 5.Bc3 =+.

3.a3?? Nd4

4.e3+/- Nc6 5.b5 Nce7 6.Be5 d6 7.Bb2 Be6 8.Nf3 Nf6 9.Nd4 Bg4 10.Be2 Be2 11.Qe2 c5 12.Nb3+- Nf5 13.Qf3 Qd7 14.Bf6 gf6 15.Nc3 0-0-0 16.b6 ab6 17.Nd5 Qe6 18.Nb6 Kc7 19.Nd5 Kc8 20.Na5 Be7 21.Nb6 Kb8 22.Qb7 1–0. Rasputin – orane, caissa, 2007.

4.e3+/- Nc6 5.Bc4 d5 6.Ba2 (6.Bb5 e4=) 6...Be6 (6...a6 7.d4 ed4 8.ed4=) 7.Nf3 (better 7.b5 Nce7 8.Be5+=) 7...d4?? (better 7...e4 8.Nd4 Nd4 9.Bd4 Qg5=+) 8.Be6+- fe6 9.ed4 (9.b5!? Nce7 10.Ne5 Nf6+-) 9...e4 10.Ne5 Ne5 (10...Nd4!? 11.c3 Nf5+/-) 11.de5+- Qd5 (11...Qh4 12.Qe2 0-0-0 13.Qe3+-) 12.0-0 (12.Qh5 g6 13.Qe2 0-0-0+-) 12...0-0-0 13.Re1 Nh6 14.Qe2 Nf7 15.Qe4 Ng5? (15...Qd7 16.Re3+-) 16.Qd5 (16.Qe3 Be7 17.Qa7 Qc6+-) 16...ed5 (16...Rd5 17.f4 Nf7 18.f5+-) 17.d3 (17.f4 Nf7+-) 17...Be7 (17...Ne6 18.Nd2+-) 18.Nd2 (18.f4!? Ne6 19.f5 Nf4+-) 18...Rhf8 19.d4 (19.e6 Bf6 20.e7 Bb2+-) 19...Rf5 20.f3 Rdf8 (20...Ne6 21.Nf1+-) 21.Nf1 (better 21.c4 dc4 22.Nc4 c6+-) 21...h5? (21...Rf4+-) 22.Ne3 R5f7 (22...Ne6 23.Nf5 Rf5 24.Kf2+-) 23.Nd5 Nf3 (23...Ne6 24.Ne7 Re7 25.d5+-) 24.gf3 Rf3 (24...Kd8+-) 25.Ne7 Kd8 26.Ng6 R8f7 (26...R8f5 27.Bc1 Rc3 28.Re2+-) 27.e6 R7f6 28.e7 (28.Ne5!? R3f4 29.d5 Ke8+-) 28...Ke8 29.Nh4 (29.Nf8 R3f4 30.Re2 c6+-) 29...Rf2 30.Rf1 (better 30.d5 Rf7 31.Ng6+-) 30...Ke7 (30...Rf1 31.Rf1 Rf1 32.Kf1 Ke7 33.Ng6 Kf7+-) 31.Rf2 Rf2 32.Kf2 g5 33.Rg1 (better 33.Re1 Kf7 34.Nf3 g4 35.Ng5 Kf6+-) 33...gh4 34.h3 Kf6 35.Bc1 (35.d5 Kf5 36.Rg7 Ke4+-) 35...Kf5 36.Rg5 Kf6 37.Rh5 Kg6 38.Rh4 Kf5 39.Rg4 (better 39.Rh7 c6+-) 39...Kf6 40.Kf3 (better 40.h4 a5+-) 40...c5 41.c4 (41.bc5 Ke6 42.h4 Kd5+-) 41...b6 42.dc5 b5 43.cb5 a5 44.ba6 Ke5 (44...Ke6 45.a7 Kf6 46.Bb2 Ke6 47.a8Q Kd7 48.Rg7 Ke6 49.Qe4) 45.a7 Kf5 (45...Ke6 46.a8Q Kd7 47.Rg7 Ke6 48.Qe4 Kf6 49.Bb2) 46.a8Q Kf6 (46...Ke5 47.Qe8 Kf6 48.Bb2 Kf5 49.Qe5) 47.Qe4 (47.Bb2 Ke7 48.Rg7 Ke6 49.Qe4) 47...Kf7 48.Rg6 Kf8 49.Bh6 Kf7 50.Qe6 1-0. Nallekarhu (2265) - Petri88, Rated Classical game, lichess.org, 2016.

4.e3+/- Nf5 5.Be5 (5.Be5 d6 6.Bb2+/-) 1–0. kostovist – kings, internet, 2006.

3.a3?? d5

(--> 1.b4 e5 2.a3 d5 3.Bb2 Nc6).

4.d3 Nf6 (--> 1.b4 e5 2.Bb2 Nf6 3.a3 Nc6 4.d3 d5).

4.e3 Nf6 (--> 1.b4 d5 2.Bb2 Nf6 3.e3 Nc6 4.a3 e5).

4.Nf3 Bd6 (--> 1.b4 e5 2.a3 d5 3.Bb2 Bd6 4.Nf3 Nc6).

3.a3?? d6

(--> 1.b4 e5 2.Bb2 d6 3.a3 Nc6).

4.d3 Nf6 (--> 1.b4 e5 2.Bb2 Nf6 3.a3 d6 4.d3 Nc6).

4.e3 Nf6 (--> 1.b4 e5 2.Bb2 Nf6 3.a3 d6 4.e3 Nc6).

3.a3?? Bd6

4.c4 Nf6 5.d3 0-0 6.Nd2 (6.Nf3 Re8=) 6...Be7 (6...a6 7.Ngf3=) 7.e3 (7.b5 Nd4 8.e3 Ne6+=) 7...d6= 8.Be2 Bf5 9.Ngf3 Ng4 (9...a6 10.0-0=) 10.h3 Nf6 0–1. Arefev,German (2000) – Zdana,Ludek (1800), FICGS, 2016.

4.e3 Nf6 5.Nc3 b6 (5...Be7 6.b5 Na5 7.d4 ed4 8.Qd4=) 6.Nce2 (6.b5 Na5=) 6...0-0 7.d4 (7.Ng3 Bb7=) 7...ed4 8.Nd4 Nd4 9.Qd4 c5?? (better 9...Re8 10.Nf3 Bb7=) 10.Qd6+- Bb7 (10...Ne8 11.Qg3+- ) 11.Qe5 (11.Bf6!? Qf6 12.Qf6 gf6+- ) 11...Re8 12.Qc3 (12.Qg5 Re6+- ) 12...Rc8 13.Bc4?? (13.Bc4 Bg2 14.Qb3–+; better 13.b5+- ) 1–0. MARYMARY – canoeman2, ChessWorld.net, 2016.

4.e3 Nf6 5.Nf3 0-0 (5...e4 6.Nd4=) 6.Nc3 (6.b5 e4 7.bc6 ef3 8.Qf3 dc6 9.Bf6 Qf6 10.Qf6 gf6+=) 6...a6= 7.Be2 Ne7 (7...e4 8.Ng5 Be5 9.d4 ed3 10.Qd3=) 8.0-0 Ng6 9.Ng5 (9.Bd3 b6+=) 9...b5 (9...h6 10.Nf3=) 10.Bd3 (10.Bf3 c6=) 10...Be7 (10...Bb7 11.Nge4=) 11.Nge4 (11.Nf3 d6=) 11...d5= 12.Ng5 (12.Nf6!? Bf6 13.Bg6 fg6 14.a4=) 12...e4–/+ 13.Nge4 (better 13.Be2–/+) 13...Ng4?? (better 13...de4 14.Ne4 Bb7–/+) 14.Ng3 N6e5 (better 14...Bd6 15.h3 N4e5+- ) 15.Nce4?? (better 15.Nd5 Bd6 16.Bf5+- ) 15...Nh6?? (better 15...Nd3 16.cd3 de4 17.de4 Re8–+) 16.Be5+- f6 (16...de4 17.Be4 Rb8 18.Bd4+- ) 17.Nf6 (better 17.Bd4 de4 18.Be4+- ) 17...Bf6 18.Bf4?? (18.Bf6 Qf6 19.a4 Bd7+- ) 18...Nf7?? (better 18...g5!? 19.Bg5 Bg5=) 19.Nf5 (19.c3 a5+- ) 19...Be5 (better 19...Ba1 20.Qa1 Bf5 21.Bf5 c6+- ) 20.Qg4?? (20.Be5 Ne5 21.Nd4 Qh4+- ) 20...g6?? (better 20...Ba1 21.Ra1 g6=+) 21.Be5+- Ne5 22.Nh6 (better 22.Qd4!? Nf3 23.gf3 Bf5 24.Bf5 Rf5 25.f4+- ) 22...Kg7= 23.Qd4 Qd6?? (better 23...Qf6=) 24.f4+- Be6 (24...Qd8 25.fe5 (25.Qe5?! Kh6 26.a4 Bf5+- ) 25...Kh6 26.Rf8 Qf8 27.Rf1+- (worse 27.Qd5 Ra7+- )) 25.fe5 (25.Qe5?! Qe5 26.fe5 Kh6+- ) 25...Qd7 (25...Qe7 26.Ng4 Bg4 27.Qg4 Qe5 28.a4 Rf1 29.Rf1 ba4 30.Qd7 Kh8 31.Qa4+- ) 26.Nf5 (better 26.Ng4+- ) 26...Bf5 (26...gf5 27.Bf5! Kh8 28.Be6 Qe6+- ) 27.e6 Kg8 28.ed7 Be6 29.Rf8 Rf8 30.h3 (better 30.Rf1 Rf1 31.Kf1 Bd7 32.Qd5 Kf8 33.Qd7 Kg8+- ) 30...Rd8 31.Qf6 Rd7 (31...Rf8 32.Qe6 Kh8 33.Rf1 d4 34.Qe5 Kg8 35.Rf8 Kf8 36.d8Q Kf7 37.Qef6) 32.Qe6 Rf7 (32...Kf8 33.Rf1 Kg7 34.Qf6 Kh6 35.Rf4 c5 36.Rh4) 33.Qd5 (33.Rf1 Kg7 34.Rf7 Kh6 35.Qf6 c5 36.Qh4) 33...Kg7 34.Qe5 Kh6 35.Qf4 (35.g4 a5 36.g5 Kh5 37.Qg3 Rf1 38.Rf1 ab4 39.Be2) 35...Rf4+- 36.ef4 Kh5 37.Be2 (37.Re1 g5 38.f5 g4 39.f6 Kg5 40.f7 Kh6 41.f8Q Kg5 42.Qg7 Kh5 43.Qg4 Kh6 44.Re6) 37...Kh4 38.Kh2 g5 (38...c5 39.g3) 39.g3 1–0. MARYMARY – Country_Girl, ChessWorld.net, 2013.

4.e4 Nf6 5.d3 0-0 6.Nf3 b6 7.Be2 Bb7 8.0-0 Qe7 9.Nbd2 Ba6 10.c4 Nd8 11.c5 bc5= 12.bc5 Bc5 13.Ne5 Rb8= 14.Bc3 d6 15.Ng4 Ng4–/+ 16.d4 Be2 17.Qe2 Qh4 18.Nf3 Qh6 19.dc5= dc5 20.h3 Nf6 21.Qc4 Ne6 22.Rfd1 Qg6=+ 23.e5 Ne4?? 24.Nh4+- Qg5 25.Qe4 Rbe8 26.Rab1 Qh5 27.Nf3 f5 28.Qd5 Rf7 29.Rb7 Qg6 30.Ra7 Nf4 31.Nh4+= Nd5 32.Ng6 (32.Ng6 Nc3 33.Rd3 Ne2 34.Kf1=+). Bull_Dog_Baz – Nexxus6, ChessWorld.net, 2007.

3.a3?? e4

4.Nc3 Nf6 5.d4 Bd6 6.g3 Nd4?? 7.Qd4+- 0-0 8.Ne4 b6 9.Bg2 Rb8 10.Nf3 Bb7 11.Nd6 cd6 12.Qd6 Qc8 13.0-0-0 Ne4 14.Rd4 Nf2?? 15.Rf1+- Qe8 16.Rf2 Qe3 17.Kb1 Qf2 18.Qf6! Qg2 19.Rg4 Qf1 20.Ka2 Bd5 21.c4 Bc4 22.Rc4 gf6 23.Rg4 (23.Rg4 Kh8 24.Bf6#) 1–0. bvanderweerd (1900) – rsuzukovich (1815), net–chess.com, 2007.

4.d3 Nf6 5.de4 Ne4 6.Nf3 d5 7.e3 a6 (7...Bg4 8.Nc3 Bf3 9.gf3 Nc3 10.Bc3=) 8.c4 Be6 9.cd5 Qd5 10.Qd5 Bd5 11.Nbd2 (11.Nc3 Nc3 12.Bc3 Rd8=) 11...0-0-0 (11...Nd2 12.Nd2 0-0-0 13.e4=) 12.Ne4 Be4 13.Ng5 Bg6 (13...Bd5 14.Bd3+=) 14.Bc4+= f6 15.Ne6 Re8 (15...Rd6 16.Nc5+=) 16.Nf8 (16.Rc1 Ne5 17.Be5 fe5+=) 16...Rhf8= 17.Rd1 Ne5 18.Be2 (18.Be5 Re5 19.Rd2 c5=) 18...Rd8= 19.0-0 Nd3 (19...Rfe8 20.Bd4=) 20.Bd4+= Ne5 21.Rc1 (21.f4 Nd7+=) 21...Nc6 (21...Bd3 22.Bd3 Nd3 23.Rc2=) 22.Bc5 (22.Rc6!? bc6 23.Ba6 Kb8 24.Bc4+/-) 22...Rfe8+= 23.Bf3 (23.Rfd1!?+=) 23...Ne5= 24.Be2 Bd3 25.Bd3 Nd3 26.Rc3 Nc5 27.Rc5 Rd2 28.Rfc1 c6 29.g4 Re4 (29...Kd7 30.R5c2 Rd3 31.Rc3=) 30.h3= Ra2 31.R1c3 Re7 32.Rd3 Rd7 33.Rd7 Kd7 34.Rc3 Ke6 35.Kg2 g6 36.Kg3 Ra1 37.f4 Ra2 38.Kf3 h5 (38...Rh2 39.Kg3 Rh1 40.Rd3=) 39.e4 (39.f5 gf5 40.gh5 Rd2=) 39...h4 40.f5 gf5 41.ef5 Ke5 42.Rd3 (42.Re3 Kd5 43.g5 fg5+/-) 42...b6 (42...Rh2 43.Re3 Kd4 44.Re6=+) 43.Re3= Kd5 44.Re6 (44.g5 fg5 45.f6+/-) 44...Ra3-/+ 45.Kf4 (45.Kg2!?-/+) 45...Rh3 46.Rf6 a5 (46...Rb3 47.Rh6 h3-/+) 47.Rh6? (better 47.ba5 ba5 48.Rf8=+) 47...ab4-+ 48.f6 (48.Re6 b3-+) 48...Rh1 49.Kg5 Rf1 (49...b3 50.f7 Rf1 51.Rf6 Rf6 52.Kf6-+) 50.Rh4 b3 51.Rh3?? (better 51.Rh2 Kd4 52.Kg6-+) 51...b2 52.Rb3 b1Q 53.Rb1 Rb1 54.f7 (54.Kg6 b5 55.g5 b4-+) 54...Rf1 55.Kg6 Ke6 56.g5 Rf7 57.Kh5 c5 58.Kg4 Rg7 59.Kh5 c4 (59...Kf5 60.Kh6 Rg5 61.Kh7 Kf6 62.Kh6 c4 63.Kh7 Rh5 64.Kg8 c3 65.Kf8 Rh8) 60.Kh6 Rg5! 61.Kg5 (61.Kg5 c3 Passed pawn) 61...c3 62.Kg6 c2 63.Kh5 (63.Kg5 c1Q 64.Kg4 Qe3 65.Kh5 Kf5 66.Kh4 b5 67.Kh5 Qg5) 63...c1Q 64.Kg4 (64.Kh4 Qg1 65.Kh3 Kf5 66.Kh4 Qg4) 64...Qf1 (64...Qe3 65.Kh5 Kf5 66.Kh4 b5 67.Kh5 Qg5) 65.Kh4 (65.Kg5 Qf3 66.Kh4 Qg2 67.Kh5 Kf5 68.Kh4 Qg4) 65...Qg1 66.Kh3 b5 (66...Kf5 67.Kh4 Qg4) 67.Kh4 b4 68.Kh3 b3 (68...Kf5 69.Kh4 Qg4) 69.Kh4 b2 70.Kh3 (70.Kh5 b1Q 71.Kh4 Qh7) 70...Kf5 71.Kh4 Qh2 (71...Qg4) 0-1. tas0403 (2665) - A_H_Kashefi (2665), Rated Bullet game, lichess.org, 2020. (=1.a3 Nc6 2.b4 e5 3.Bb2)

4.e3 a5 5.b5 Na7 6.Bc4 d5 7.Be2 c6 8.Nc3= Bd7 9.bc6 Bc6 10.Nh3 h6 11.Nf4 Bc5 12.0-0 g5?? 13.Nfd5!+- Rh7 14.d4 Bd6 15.Bc4 b5 16.Ba2 Ne7?? 17.Nf6+- (17.Nf6 Kf8 18.Nh7 Kg7 19.d5+- ) 1–0. Wall,Bill – Tamer, internet, 2005.

4.e3 d5 5.Ne2 Nf6 6.b5 Na5 7.Nf4 Bd6 8.Nh5+= c6 9.Ng7+/- Kf8 10.Nh5 Bg4? 11.Bf6+- (11.Bf6 Bh5 12.Bd8 (12.Bh8? Bd1 13.Kd1 f6–+; 12.Qh5?! Qf6 13.Ra2 Qg6+=) 12...Bd1 13.Ba5 (13.Kd1?! Rd8 14.bc6 bc6+=) 13...Bc2 14.Nc3+- ) 1–0. Klaus Behrmann – Hammi.Bogart, ChessWorld.net, 2003.

3.a3?? Be7

4.b5 Nd4 5.e3 Nb5? 6.Bb5+- Nf6 7.Be5 0-0 8.Nf3 d6 9.Bf6 Bf6 10.d4 Be6 11.0-0 a6 12.Ba4 Bc4 13.Re1 b5 14.Bb3 Be6 15.Be6 fe6 16.e4 c5 17.e5 Be7 18.ed6 Qd6 19.dc5 Qc5 20.Re6 Rfe8 21.Nbd2 Rad8 22.Qb1 Bf6 23.Ne4 Qd5 24.Re8 Re8 25.Nf6 gf6 26.a4 Rd8 27.ab5 ab5 28.h3 1–0. Mack,Lienhard (1675) – Tippelskirch,Leon (1845), remoteschach.de, 2003.

4.Nc3 Nf6 5.e3 0-0 6.Bc4 d5 7.Bb3 d4 8.ed4 ed4 9.Nce2 Bg4 10.Nf3 Ne4 11.d3 Ng5 12.Nfd4? Nd4–+ 13.Bd4 a5?? 14.ba5?? Ra5?? 15.Bb2 Bf6 16.Qc1?? Re8–+ 17.f3 Be6?? 18.Bf6 Qf6 19.0-0? Bb3–+ 20.cb3 Re2 21.Qc7 Rae5 22.f4 Re7?? 23.Qc8?? Re8–+ 24.Qb7?? Ne6 25.Qf3 Nd4 26.Qb7 Nc2 27.Rac1 h6 28.h3 Qg6 29.a4 Ne3 30.Rf2 Qd3 31.Re2 Qe2 32.Rc8 Qf1 33.Kh2 Qf4 34.Kh1 Qf1 (35.Kh2 Rc8 36.Qc8 Kh7–+) 0–1. Neumann,Ulf – Luxenburger,Melanie, DESC, 1999.

3.a3?? Qf6

(--> 1.b4 e5 2.Bb2 Qf6 3.a3 Nc6).

4.Nf3 (--> 1.b4 e5 2.Bb2 Qf6 3.Nf3 Nc6 4.a3).

3.a3?? Nf6

(--> 1.b4 e5 2.Bb2 Nf6 3.a3 Nc6).

4.e3 d5 (--> 1.b4 d5 2.Bb2 Nf6 3.e3 Nc6 4.a3 e5).

4.e3 d6 (--> 1.b4 e5 2.Bb2 Nf6 3.a3 d6 4.e3 Nc6).

3.a3?? g5

4.e3 a6 5.c4 White gets the initiative 5...d5 (5...d6 6.d4=) 6.c5 (better 6.b5!? Na5 7.cd5 Qd5 8.ba6 ba6 9.Nc3+=) 6...Bf5 7.Nf3 Bb1 (7...Bg7!?=) 8.Qb1 g4? (better 8...f6+=) 9.Ne5+- (worse 9.Be5 f6 10.Qf5 gf3 (worse 10...fe5 11.Ne5 Nf6 12.Nc6 bc6 13.Qe6 Be7 14.Qc6 Kf8 15.Ba6+- ) 11.Qh5 Ke7=+) 9...Ne5 10.Be5 f6 11.Bd4 c6 (11...Qd7 12.Bd3+- ) 12.Qf5 Be7 (12...h5 13.Qg6 Kd7 14.Qf5 Ke8 15.h3 gh3 16.Rh3+- ) 13.Qh5 Kd7 (13...Kf8 14.Bd3+- ) 14.Qf5 (better 14.Qg4 Kc7 15.Qg7+- ) 14...Ke8 15.Qg4 h5 (15...Bf8+- ) 16.Qg7 Rh6 17.Qg8 (17.Bd3!? Rb8+- ) 17...Bf8 18.Bd3 b5 (18...Qe7 19.Bg6 Kd8 20.d3+- ) 19.Bg6 (better 19.cb6 f5 20.Bg7 Rf6+- ) 19...Kd7 20.Qf7 (20.Bh5 Qe7+- ) 20...Be7 (20...Qe7 21.Bf5 Kc7 22.Qe7 Be7 23.a4+- ) 21.Bf5 (21.a4 ba4 22.Ra4 h4+- ) 21...Kc7 22.Qe6 (22.a4 ba4 23.Ra4 Kb7+- ) 22...Kb7 23.Qd7 (better 23.a4!? ba4 24.Ra4 Qe8+- ) 23...Qd7 24.Bd7 Rg6 25.0-0 Rag8 26.g3 h4 27.Bf5 Rg5 28.Be6 Rh8 29.Kg2 hg3 (29...h3 30.Kf3+- ) 30.fg3 Rh4 (30...Rg6 31.a4+- ) 31.Rf4 (31.Bf6 Bf6 32.Rf6 Rh7+- ) 31...Rhh5 (31...Rf4 32.ef4 Rg6 33.Re1+- ) 32.Bf6 Bf6 33.Rf6 Rh8 (33...Rg7 34.Raf1+- ) 34.Raf1 (34.Bd7 Kc7 35.Bc6 Rgh5+- ) 34...Re8 (34...Rgh5 35.Rf7 Kb8 36.Rf8 Rf8 37.Rf8 Kc7 38.Rf7 Kb8 39.g4+- ) 35.Rf7 Kb8 36.Rf8 (better 36.Bd7 Rh8 37.Bc6 Rgh5 38.Rb7 Kc8+- ) 36...Rf8 37.Rf8 Kc7 38.Bc8 Rg4 (38...d4 39.Ba6 de3 40.de3+- ) 39.Ba6 (39.Bg4 d4 40.e4 Kb7 41.Rf7 Ka8 42.e5 a5 43.e6 ab4 44.e7 Kb7 45.e8Q Ka6 46.Qa8) 39...Rc4 40.Rc8 (40.Rf7!? Kb8 41.Rb7 Ka8+- ) 40...Kd7 41.Bb7 Rc2 42.Rf8 (better 42.Rc6 Rd2 43.Kf3 Rh2 44.Rd6 Kc7 45.Bd5 Rd2+- ) 42...Rd2 43.Kh3 Rd3 44.Rf6 Kc7 (44...Ke7 45.Rd6+- ) 45.Bc6 (45.Bc6 Ra3 46.Bb5 Re3 47.Bc6+- ) 1–0. MARYMARY – anaisa, ChessWorld.net, 2013.

4.e3 b5? 5.Nf3 a5 6.Ne5+- Nce7?? 7.Nf7! Kf7 8.Bh8 Bb7 9.Qh5 Ng6 10.Qh7 Ke8 11.Qg6 Ke7 12.Bf6! Nf6 13.Qg5 d5 14.Bb5 c6 15.Bd3 ab4 16.ab4 Ra1 17.Qe5 Kf7 18.Qa1 1–0. mgriffin – hodom, net–chess.com, 2001.

3.b5+/- Bc5

4.bc6 dc6 5.Be5 Bd4 6.Bd4 Qd4 7.Nc3 Bf5 (7...Nf6 8.e3 Qd8 9.Nf3+- ) 8.e4 (better 8.Rb1!? 0-0-0+- ) 8...Be4 9.Qg4 (better 9.Rb1 0-0-0 10.Nge2+- ) 9...Rd8?? (9...Nf6 10.Qf4 Qd6 11.Qd6 cd6 12.Ne4 Ne4+- ) 10.Qe4 (10.Ne4?! Qa1 11.Qd1 Qa2=) 10...Ne7 Do you see the mate threat? 11.Bd3 f5 12.Qd4 Rd4 13.Nb5 (better 13.Nf3 Rd6 14.0-0+- ) 13...cb5 14.Nf3 (14.Bb5 c6 15.Nf3 Re4 16.Be2 Nd5+- ) 14...Rf4 (14...Rd5 15.Kd1+- ) 15.Bb5 c6 16.Bc4 (better 16.Be2+- ) 16...Rc4= 17.0-0 (17.Kd1 Rg4 18.Rg1 b6=) 17...h5 (better 17...Rc2!? 18.Rfb1 b6–/+) 18.c3= Re4 19.Rfe1 Ra4 (19...Re1 20.Re1 Kd7 21.c4=) 20.Nd4 (better 20.Re2+=) 20...h4?? (better 20...Kf7+=) 21.Nf5+- Kd7 (21...Kf7 22.Ne7 Re8+- ) 22.Re7 Kd8 (22...Kc8 23.Nd6 Kb8 24.Rb7 Ka8 25.Rg7+- ) 23.Rg7 (23.Rb7 Rh5 24.Rf7 Ra6+- ) 23...Re4 (23...b6 24.g3+- ) 24.h3 (better 24.f3 Re2 25.Rb7 Rh5+- ) 24...Re2 (24...Rf8 25.Nd6 Re6 26.Nb7 Kc8 27.Nc5+- ) 25.Rb7 (better 25.Rb1 b5 26.Nd4 Re4 27.Nc6 Ke8 28.Rb5 Kf8 29.Ra7 Rh6+- ) 25...Kc8 (25...Rh5 26.Nd4 Rd2 27.Nc6 Kc8 28.Ra7+- ) 26.Nd6 Kd8 27.Nf7 Kc8 28.Nd6 (28.Rab1 Rd2 29.Nh8 Rd3+- ) 28...Kd8 29.Ra7 Rh5 30.Rb1 Rb5 31.Nb5 cb5 32.Rb5 Kc8 33.Rc5 Kb8 34.Rh7 (34.Ra3 Re6+- ) 34...Re8 35.Rb5 (35.Rh4 Ka7+- ) 35...Kc8 36.Rhb7 (better 36.d4 Re6+- ) 36...Rd8 37.Rb8 Kd7 38.R5b7 (better 38.Rd5 Kc7 39.Rdd8 Kc6+- ) 38...Ke8 39.Rd8 (39.a4 Rb8 40.Rb8 Ke7+- ) 39...Kd8 40.Rh7 Kc8 41.Rh4 Kd8 42.Re4 Kc7 43.h4 Kd6 44.h5 Kd5 45.d3 Kc5 (45...Kc6 46.h6 Kb6 47.h7 Kb5 48.h8Q Kc5 49.Qc8 Kd6 50.Re6 Kd5 51.Qc6) 46.h6 Kd5 (46...Kc6 47.h7 Kb6 48.h8Q Kb7 49.Qg7 Kc6 50.Re6 Kb5 51.Qe5 Ka4 52.Ra6) 47.h7 Kc5 (47...Kc6 48.h8Q Kd7 49.Qg7 Kc6 50.Re6 Kb5 51.Qe5 Ka4 52.Ra6) 48.h8Q Kb5 49.Rg4 (49.Qf6 Ka5 50.Re5 Ka4 51.Qa6) 49...Kc5 50.Qh5 (50.Rg6 Kb5 51.Qe5 Ka4 52.Ra6) 50...Kd6 51.Rg6 Ke7 52.Qh7 Kf8 (52...Kd8 53.Rg8) 53.Rg8 1–0. MARYMARY – Dan O, ChessWorld.net, 2014.

4.bc6 dc6 5.Be5 Bf5 6.Bg7 Ne7 7.Bh8 Nd5 8.Be5 Qe7 9.Nf3 0-0-0 10.d3 f6 11.Bb2 Nf4 12.Qd2 Bd6 13.Qe3 Qe3 14.fe3 Nd5 15.e4 Nb4 16.ef5 Nc2 17.Kd2 Na1 18.Bf6 Bb4 19.Kc1 Rf8 20.Ba1 Rf5 21.e4 Rc5 22.Kb2 a5 23.a3 Ba3 24.Ka3 b5 25.d4 Rc1 26.Kb2 Rd1 27.Kc2 Rb1 28.Kb1 Kb7 29.Bd3 (29.Bd3 b4 30.Rc1+- ) 1–0. pierre – BigLove, ChessHere.com, 2005.

4.bc6 d6 5.cb7 Bb7 6.e3 f6 7.Nf3 Ne7 8.Be2 0-0 9.0-0 e4 10.Ne1 d5 11.d3 d4 12.Bd4 Bd4 13.ed4 Qd4 14.c3 Qe5 15.d4 Qg5 16.Qb3 Bd5 17.c4 Bf7 18.Qe3 Qg6 19.Nc3 f5 20.f3 c6 21.fe4 fe4 22.Qe4 (22.Qe4 Qe4 23.Ne4+- ) 1–0. Roczniak,Jan – Bednarkiewicz,J, corr Poland, 1980.

3.b5+/- Bd6?

4.bc6+- dc6 5.d3 a6 (5...Nf6 6.Nf3 0-0 7.Nbd2+- (7.Be5 Be5 8.Ne5 Qd4–/+)) 6.e4 b5 7.Qd2 Bc5 (7...Ne7 8.Nf3 Ng6 9.Nc3+- ) 8.a3 (better is 8.Be5!? Nf6+- ) 8...Nf6 9.f3 (better is 9.h3 0-0 10.Nf3+- ) 9...Qd4?? (better is 9...Qe7+- ) 10.Bd4 Bd4 11.c3 Bg1 (11...Bb6 12.f4 ef4 13.Qf4+- ) 12.Rg1 Nh5 (12...0-0 13.Qe3+- ) 13.Qe2 (better is 13.Qg5 Nf4 14.Qg7 Ng6+- ) 13...Nf4 (13...0-0 14.Nd2+- ) 14.Qe3 0-0 15.g3 Ne6 16.Nd2 c5 17.Nb3 Bb7 18.Nc5 Nc5 19.Qc5 1–0. Kolcz,Jozef (1625) – Winiarska,Agata, Ogolnopolski Integracyjny Turniej Szachowy Poland, 2012.

4.Nf3 (---> 1.b4 e5 2.Bb2 Bd6 3.Nf3 Nc6 4.b5).

3.b5+/- Qf6

4.bc6 bc6 5.Nf3 d6 6.c4 Rb8 7.Bc3 Ne7 8.e4 c5 9.Qa4 Bd7 10.Qa7 Nc6 11.Qc7?? g5?? 12.d3 g4+= 13.Nfd2 h5?? 14.Nb3 Qd8?? 15.Qd8+- Kd8 16.N1d2 Ne7 17.f3 Ng6 18.Be2 Bh6 19.Rf1 Nf4 20.Rf2 Rg8 21.fg4 hg4 22.g3 Nh3 23.Rf7 Kc7 24.Bf1 Ng1 25.Kf2 Nh3 26.Bh3 gh3 27.Nf3 Rb7 28.Ng1 Kb8 29.Rh7 Rg6 30.Rb1 Bf5 31.Rb7 Kb7 32.ef5 Rf6 33.Ke2 Rf5 34.Nd4 Kc7 35.Nf5 d5 36.Be5 Kc6 37.Nh6 dc4 38.dc4 Kd7 39.Nh3 Ke6 40.Ng4 Kf5 41.Kf3 Kg6 42.Nf4 Kg5 43.h4 Kf5 44.Ne3 Ke5 45.h5 Kf6 46.h6 Kf7 47.Nfd5 Kg8 48.Kf4 Kh7 49.Kg5 Kh8 50.Kg6 Kg8 51.Nf5 Kh8 52.Nd6 Kg8 53.h7 Kh8 54.Nf7# (54.Rb8#) 1–0. Istvanny – MsMississippi, internet, 2007.

4.bc6 dc6 5.Nc3 Bc5 6.Ne4 Qe7 7.Nf3 Nf6?! 8.Nc5 Qc5 9.Ne5 0-0 10.e3 Re8 11.Nd3 Qf5 12.Be2 Ng4 13.f3 Ne3 14.de3 Re3 15.0-0 Be6 16.Bd4 Rd8 17.Be3 Qh5 18.Qc1 Bc4 19.Nf4 Qh2 20.Kh2 Be2 21.Ne2 Re8 22.Qa3 h5 23.Rfd1 g6 24.Rd7 b5 25.Qb3 Rf8 26.Bh6 Re8 27.Qf7 Kh8 28.Qe8# 1–0. pierre – Grimjow, internet, 2008.

3.c3?? a6

4.e3 d5 5.Be2 Qg5 6.g3 Nf6 7.Nf3 Qf5 8.a4 e4 9.Nd4 Nd4–+ 10.ed4 Qh3 11.Bf1 Qh6 12.Bg2 Bh3–+ 13.0-0 Ng4 14.Re1 Be7 15.f3? Bg2 16.fg4 Bf3 17.Qc1?? Qh3 18.Rf1 Qg2# 0–1. papaloga – marekt, ChessWorld.net, 2004.

4.e4 d5 5.Bd3 Nf6–+ 6.f3 de4 7.fe4?? Qd3 8.Ne2 Bg4 9.0-0 Be2 10.Qe1 Bf1 11.Qf1 Qc2 12.Ba3 0-0-0 13.Bc1 Qe4 14.a3 Nd4! 15.cd4 Qd4 16.Kh1 Qa1 17.h3 Qb1 18.a4 Rd2! 19.b5 Rc2 20.Qf5 Kb8 21.Kh2 Rg2! 22.Kg2 Qf5 23.ba6 Qc2 24.Kg3 Bc5 25.Kh4 Bf2 26.Kg5 h6# 0–1. tractor_man_2 – marekt, ChessWorld.net, 2004.

3.c3?? Nf6

4.b5 Na5 5.e3 d5=+ 6.d4 ed4 7.cd4= Ne4 8.a3 Qf6 9.Nf3= Bg4 10.Be2 Bd6 11.0-0 Bf3 12.Bf3= Qh4 13.g3+= Qg5 14.Qc2 0-0 15.Be4 de4= 16.a4 Rfe8 17.Nd2+= c6 18.Bc3+/- b6 19.Ba5+- ba5 20.Qc6 Bb4 21.Ne4 Qg4 22.Nd6 Bd6 23.Qd6 Red8 24.Qc7 Rdc8 25.Qb7 Qe2 26.Rfc1 Rc1 27.Rc1 Re8 28.Qa7 Qd2 29.Qc7 (29.Qc7 Qb4 30.Qd7+- ) 1–0. Wall,Bill – YukonDon, internet, 2001.

4.b5 Nb8 5.Nf3 Bd6 6.c4 a6 7.a4 ab5 8.ab5= Ra1 9.Ba1 e4 10.Ng5+= h6 11.Bf6+/- Qf6 12.Ne4 Qe6 13.Nd6 cd6 14.e3 0-0 15.Nc3 f5 16.d4 b6 17.Nd5 Bb7 18.Nb6 f4 19.d5 Qe7 20.Qf3?? fe3?? 21.Qe3+- Qf7 22.Bd3 Re8 23.Be4 Qe7 24.Bg6 Qe3 25.fe3 Re3 26.Kd2 Re7 27.Rf1 Re5 28.Kd3 Rg5 29.Be4 Nc6 30.dc6 dc6 31.bc6 Ba6 32.Ra1 Bc4 33.Nc4 d5 34.c7 de4 35.Kd4 Rg4 36.c8Q (36.c8Q Kf7 37.Ne5 Ke7 38.Qd7 Kf6 39.Ra6 Kg5 40.Qg4#) 1–0. pierre – puste_miasto, kurnik, 2007.

4.c4 Bb4–+ 5.e3 0-0 6.Bd3 e4 7.Bc2 d5 8.cd5–/+ Qd5 9.a3 Bg4 10.Qc1 Ba5 11.a4? Nb4 12.h4 Qc6 13.Nc3 Nfd5?? 14.Be4–/+ Rae8 15.Bd5? Nd5 16.Nd5 Qd5 17.Ra3?? Qg2 18.Rh2 Qg1# 0–1. soraya – neilb (1780), net–chess.com, 2008.

4.d3 d5 5.Nf3 Bg4 6.e3 d4 7.ed4 ed4–/+ 8.Nbd2 Be7 9.Be2 0-0 10.Nd4=+ Bd7 11.0-0 a5 12.b5 Nd4–/+ 13.cd4 Bb5 (13...Bb5 14.Re1 Re8–/+) 0–1. mosescapetown – adotti, internet, 2007.

3.e3?? Bb4

4.a3 Ba5 5.Bc4 Qf6 6.Nf3 Bb6 7.d4 d6 8.de5 de5 9.0-0 Bg4 10.Nbd2 Rd8 11.Be2 Nge7 12.Qc1 0-0 13.Ne4 Qe6 14.Nfg5 Qf5 15.Bg4 Qg4 16.h3 Qd7 17.Rd1 Qc8 18.Rd8 Qd8 19.Nf3 f5 20.Ned2 e4 21.Nd4 Bd4 22.ed4 Nd4 23.Nc4 Ne2 24.Kf1 Nc1 25.Rc1 b5 26.Ne5 c5 27.Ke1 Qa5 28.Ke2 b4 29.ab4 Qb4 30.Nd7 Rd8 31.Rb1 0–1. Nautiluschess – Petur, ICS blitz, 2001.

4.a3 Be7 5.Bc4 d5 6.Bb5 Bd6 (6...Bf6 7.d4 ed4 8.Bd4–/+) 7.Bc6 (7.f4!? f6 8.fe5 fe5 9.Nf3–/+) 7...bc6–+ 8.Ne2 Nf6 9.h3 (9.d4 e4–/+) 9...Bb7 (9...Rb8 10.Bc3–+) 10.c4 dc4 11.0-0 Nd7 12.d4 (12.f4 0-0–/+) 12...c5 (12...cd3 13.Qd3 Rb8 14.Rd1–+) 13.d5 (13.de5 Ne5 14.Nd2 Qg5–/+) 13...Nf6 14.Qa4 Nd7?? (14...Qd7 15.Qc2–+) 15.f4 (15.Qd1 Nb6–+) 15...f6 (15...0-0 16.Nbc3–+) 16.Qc4 (better 16.fe5!? c3 A) worse 17.Nec3 Be5 (17...fe5?! 18.Nd2+=) 18.e4 c6–/+; B) 17.Bc3 fe5 18.e4=) 16...Nb6–/+ 17.Qb5 Qd7 18.Qb3? (18.Qd7 Nd7 19.Rd1 Rd8–/+) 18...Rb8 (18...c4!? 19.Qc2 Nd5 20.Bc1–+) 19.Nbc3 c4 20.Qd1 (20.Qc2 Bc5 21.Rad1 Be3 (21...Nd5?! 22.Nd5 Bd5 23.fe5–/+) 22.Kh1 Nd5 23.fe5 Nb4 24.Rd7 Nc2 25.Rc7 fe5–/+) 20...Qf7 (20...Bc5 21.fe5 Nd5 22.ef6 Be3 23.Kh1 Nf6 24.Qd7 Kd7 25.Rad1 Kc8 26.Bc1–+) 21.Nb5? (21.e4 c6 22.fe5 Be5=+) 21...a6?? (better 21...Qd5 22.Qd5 Nd5 (22...Bd5?! 23.Rad1–+) 23.fe5 fe5–+) 22.Nd6–/+ cd6 23.Nc3? (23.e4 Nd5 24.ed5 Qd5–/+ (24...Bd5?! 25.Bc1=)) 23...Bd5 (23...Nd5 24.Ne4 0-0 25.Nd6 Ne3 26.Nf7 Nd1 27.Rad1 Rf7 28.fe5 Bg2 29.Kg2 Rb2 30.Kg1–+) 24.fe5 (better 24.e4!? Qa7 25.Kh1–/+) 24...de5–+ 25.Na4 (25.Nd5 Qd5 26.Qh5 g6–+) 25...0-0 (25...Na4!? 26.Qa4 Qd7 27.Qc2–+) 26.Be5 Qd7?? (better 26...Qg6 27.Ra2 fe5 28.Rf8 Rf8 29.Nb6 Be6–+ (worse 29...Qb6 30.Qd5 Kh8 31.Qc4–/+)) 27.Nc5 Qc6 28.Bb8 Qc5 29.Ba7 Qe3? (better 29...Be4=) 30.Kh2?? (better 30.Rf2 Bg2 31.Bb6 Qb6 32.Kg2 Qc6 33.Qf3+- ) 30...Qe5–/+ 31.Kh1 (better 31.Kg1 Qc7 32.Bb6 Qb6 33.Rf2–/+) 31...Na4?? (better 31...Qg3 32.Qe2 Na4–/+) 32.Qa4+- g5? (better 32...Qg3 33.Rf2 Qh3 34.Kg1 Qe6+- ) 33.Qa6 Kg7 (33...Qg3 34.Ra2 Qh3 35.Kg1+- ) 34.Rae1 (better 34.Kg1 Qb2 35.Bf2 Qb7 36.Qb7 Bb7+- ) 34...Qc7 (34...Qg3 35.Re2 Qh3 36.Kg1 Qg4+- ) 35.Bd4 Kg6 (35...Qd7 36.Bf6 Kg8+- ) 36.Rf6 Rf6 37.Qf6 Kh5 38.Re7 Bg2 (38...h6 39.Rc7 c3 40.Rh7 Bg2 41.Kg2 g4 42.Rh6) 39.Kg2 (39.Kg2 Qe7 40.Qe7 Kg6 41.Qe6 Kh5 42.Qf7 Kh4 43.Qh7) 1–0. MARYMARY – toon magpie, ChessWorld.net, 2011.

4.c3 Bd6 5.Bc4 Nf6 6.Nf3 h6 7.d3 a6 8.d4 e4 9.Nfd2 b5 (9...b5 10.Be2 0-0–/+) 0–1. viling – nathans (1780), net–chess.com, 2003.

3.e4?? Nf6

4.d3? Bb4–+ 5.Nc3?? d5 6.ed5 Nd5 7.Qd2 0-0 8.a3 Ba5 9.0-0-0 b5! 10.Nge2 b4 11.ab4 Bb4 12.f3? Qd6 13.g4 Nc3 14.Bc3 Ba3 15.Bb2 Nd4 16.Nd4 ed4 17.Qa5 Bb4 18.Qa4 Bd7 19.Qa2 Be6 20.Qb1 c5 21.h4 Qf4 22.Rd2 Qd2# 0–1. Nautiluschess – markv, ICS blitz, 2000.

4.Nf3 Bb4 5.Ne5 Na5 (5...Ne5!? 6.Be5 d5=+) 6.a3 Bd6 (6...Be7 7.Nc3=) 7.Nc4 (better 7.d4+=) 7...Bc5?? (better 7...Nc4 8.Bc4 0-0=) 8.Na5+- b6? (8...Ne4 9.d4 Be7+- ) 9.Nb3 d6 (9...Ne4 10.Nc5 Nc5 11.Bg7 Qe7 12.Qe2 Rg8+- ) 10.Bb5 Ke7 (10...Bd7 11.Bd7 Nd7 12.d4+- ) 11.Bc6 Rb8 12.Nc5 (better 12.d4 Bd7 13.Bd7 Qd7 14.dc5 bc5 15.Bf6 Kf6 16.Nc5 Qb5+- ) 12...dc5 (12...bc5 13.Bf6 Kf6 14.Nc3+- ) 13.0-0 (13.Qf3 Bd7 14.Bd7 Kd7+- ) 13...Qd6 14.Bf6 (better 14.Bb5 Qf4 15.Qe2+- ) 14...Qf6+- 15.Nc3 Qc6 16.Nd5 Ke8 17.Qh5 g6?? (better 17...Qd6+=) 18.Qe5+- Be6 (18...Qe6 19.Nc7 Ke7 20.Ne6 Be6 21.f4+- ) 19.Qh8 Kd7 20.Qb8 Kd6 21.Qc7 (better 21.Qf8 Ke5+- ) 21...Qc7 22.Nc7 Kc7 23.f4 h5 (23...Kd6 24.Rad1+- ) 24.h4 (24.f5 gf5 25.ef5 Bd7+- ) 24...Bg4 25.f5 gf5 26.ef5 f6 27.d3 a5 (27...Kd7 28.Rae1+- ) 28.Rae1 a4 29.Rf4 Kb7 30.Re7 (30.Rg4 c4+- ) 30...Kc6 31.Re6 Kb5 32.Rf6 (better 32.Rg4 hg4 33.h5 c4+- ) 32...Be2 33.c4 Ka5 34.Re6 Bd3 35.f6 Bg6 (35...Bc4 36.Rc4 Kb5 37.Rf4 Ka6 38.f7 Ka5 39.f8Q Kb5 40.Qd8 c4 41.Qb6) 36.Rf3 (36.f7 Bc2 37.f8Q Be4 38.Rfe4 b5 39.Qd8) 36...Bf7+- 37.Re7 (better 37.Re4 b5 38.Rf5+- ) 37...b5 38.Rf7 bc4 39.Rc7 (39.Ra7 Kb5 40.f7 Kb6 41.f8Q Ka7 42.Rf6 Kb7 43.Qe7 Kc8 44.Rf8) 39...Kb6 40.Rh7 (40.f7 Kb5 41.f8Q Ka5 42.Qc5 Ka6 43.Rf6) 40...Kc6 41.Rh5 (41.f7 Kd5 42.Rh5 Ke6 43.f8Q Kd7 44.Rf7 Ke6 45.Qe7) 41...Kb5 (41...Kb6 42.f7 Kb5 43.f8Q c3 44.Qc5 Ka6 45.Rh7 c2 46.Rf6) 42.f7 Kc6 (42...c3 43.f8Q c2 44.Qc5 Ka6 45.Qb5 Ka7 46.Rh7 Ka8 47.Rf8) 43.f8Q Kb6 (43...Kb5 44.Qd6 c3 45.Rc5) 44.Qc5 (44.Rf6 Kb5 45.Rc5) 44...Kb7 (44...Ka6 45.Rh7 c3 46.Rf6) 45.Rf6 (45.Rh7 Ka6 46.Rf6) 45...Kb8 (45...Ka8 46.Rh8 Kb7 47.Qe7) 46.Rh8 Kb7 47.Qe7 1–0. MARYMARY – bobby269, ChessWorld.net, 2013.

3.Nf3?? Bb4

4.Be5 Ne5!? 5.Ne5 Qf6–/+.

4.Be5 f6 5.Bc3 d6 6.e4 Bg4 (6...Qe7 7.Bd3=) 7.Be2 Bc3 8.Nc3 Bf3 9.Bf3 Nd4 10.Bh5 g6 11.Bf3 f5 (11...Ne7 12.Rb1 Rb8 13.Nb5 Nb5 14.Rb5=) 12.0-0 Nf3 (12...Qh4!?+=) 13.Qf3+- Nf6 (13...Ne7 14.ef5 0-0 15.Qb7 Nf5 16.Rae1+- ) 14.ef5+- gf5 (14...b6 15.Rae1 Kf7 16.fg6 Kg6 17.Ne2+- ) 15.Qf5 (better 15.Rae1 Kf7 16.Qf5+- ) 15...Rf8? (better 15...0-0+- ) 16.Rae1+- Kf7 17.Qe6 (better 17.Nd5 a6 18.Nf6+- ) 17...Kg7 18.Qe7 (18.Qb3 b6+- ) 18...Kg8 19.f4 Ng4?? (19...Qe7 20.Re7 Rf7 21.Re6+- ) 20.Nd5 (better 20.Qe6 Kh8 21.Qg4+- ) 20...c6 (20...Rf7 21.Qe6 Nf6 22.Ne7 Kf8 23.Nf5+- ) 21.Qe6 White prepares the advance f5 21...Kh8 22.Ne3 White plans f5 (22.Qg4!? cd5 23.f5 Qb6 24.d4 Rf7+- ) 22...Ne3+- 23.Re3 Qh4 (23...Re8 24.Qf7 Qb6 25.Qf6 Kg8 26.Qg5 Kf8 27.f5 Re3 28.Qh6 Kg8 29.de3+- ) 24.Re4 (24.Qd6 Rad8 25.Qe5 Qf6+- ) 24...Rg8 (24...Qd8 25.Rfe1+- ) 25.f5 (better 25.Qd6 Rg7 26.Qd4+- ) 25...Rae8?? (better 25...Qg5 26.Re2 d5+- ) 26.Rh4 Re6 27.fe6 Re8 28.Re1 (better 28.Rf6 Kg7 29.Rf7 Kh8 30.Rhh7 Kg8 31.Rfg7 Kf8 32.Rb7 Kg8 33.Rbg7 Kf8+- ) 28...a5 (28...d5 29.Rf4 Re7 30.Rf7 Rf7 31.ef7+- ) 29.e7 b5 (29...d5 30.Re3 Kg7 31.Rg4 Kf6 32.Rf4 Kg5 33.Rf8 Kh5 34.Re8 Kg5 35.Rg8 Kf6 36.e8Q b5 37.Qe6) 30.Rf4 (30.Re3 Kg7 31.Rg4 Kf6 32.Rf4 Kg5 33.Rf8 b4 34.Rg3 Kh5 35.Re8 Kh6 36.Reg8 b3 37.Rh3) 30...a4 (30...Kg7 31.Re3 Kg6 32.Rg3 Kh5 33.Rf5 Kh6 34.Rf6 Kh5 35.Rg7 Rh8 36.g4 Kh4 37.Rh6) 31.Rf8 Rf8 (31...Kg7 32.Re8 a3 33.Rf8 Kg6 34.e8Q Kh6 35.Rg8 d5 36.Re6) 32.ef8Q 1–0. MARYMARY – ajarcher, ChessWorld.net, 2009.

4.Ne5 Ne5 5.Be5 Qe7?? (better 5...Nf6=) 6.Bg7+- (6.Bc7?! d6 7.c3 Qc7 8.cb4 Nf6+=) 6...Nf6 7.Bh8 Ne4 (7...d5 8.e3 Be6 9.Qf3+- ) 8.Nc3 (8.e3 Qe6+- ) 8...Ba5 (8...Bc3 9.dc3 d6 10.e3+- ) 9.Ne4 Qe4 10.Bc3 (10.e3 d5+- ) 10...Qa4 (10...Bc3 11.dc3 d6 12.e3+- ) 11.e3 (11.Ba5 Qa5 12.e3 d6+- ) 11...Bc3 12.dc3 d5 (12...d6 13.Qd4 Qa5 14.Bd3+- ) 13.Bd3 (better 13.Qd5!? Qc2 14.Bb5 Kf8 15.Qd8 Kg7 16.Qd4 Kg8+- ) 13...Be6 (13...Qc6 14.0-0+- ) 14.0-0 (14.Bh7!? c5+- ) 14...0-0-0 15.Bh7 (15.Rb1 Qc6+- ) 15...Qe8 (15...Qh4 16.Bd3 Rh8+- ) 16.f4 (16.Qd4!? b6+- ) 16...Qh8 17.Qh5 White prepares the advance f5 17...c6 (17...Qc3 18.Qe5 Qe5 19.fe5+- ) 18.f5 Bd7 (18...Qe5 19.Rf3+- ) 19.Qf7 Qc3 20.f6 Qc2 (20...Qe3 21.Kh1 Re8 22.Qg7+- ) 21.Qg7 (better 21.Bc2 a6+- ) 21...Qe4 (21...Qc5+- ) 22.Be4 de4 23.f7 c5 24.f8Q Rf8 25.Rf8 (25.Qf8 Kc7 26.Qc5 Bc6 27.Rf7 Kd8 28.Qd6 Ke8 29.Qe7) 25...Kc7 26.Rd1 Kc6 (26...Kb6 27.Qd7 Ka5 28.Rb1 a6 29.Qb7 c4 30.Qb4) 27.Qd7 Kb6 28.Rb1 Ka6 (28...Ka5 29.Qb5) 29.Qb7 (29.Qb5) 29...Ka5 30.Qb5 (30.Qa7) 1–0. MARYMARY – LionxLion, ChessWorld.net, 2009.

4.Ne5= Nf6 5.Nc6 dc6 6.Bc3 (6.e3 0-0=) 6...Bc5 (6...Bd6 7.e3=+) 7.d4 (7.e3 0-0=) 7...Bd6 (7...Ne4 8.e3=+) 8.e3 Ne4 9.Bd3 (9.Bc4 0-0=+) 9...Nc3–/+ 10.Nc3 Bb4 11.Qd2 (11.Kd2=+) 11...0-0 (better is 11...Qg5!? 12.a3 Bc3 13.Qc3 Qg2–/+) 12.0-0 Be6 (12...c5 13.Rfb1=) 13.Rfb1+= Bc3 (13...c5!?+=) 14.Qc3+/- (14.Rb7?? Bd2 15.c4 c5–+) 14...Rb8 15.Rb2 (15.Qa5 a6+/-) 15...Qd7 16.Qa3 (16.Rab1 b6+=) 16...a6 (16...b6 A) 17.Qa7? Ra8 18.Qb7 Rfb8 19.Rb6 cb6 (19...Rb7?! 20.Rb7 c5 21.dc5–+) 20.Qd7 Bd7–+; B) 17.Qa6+=) 17.Rab1+/- b5 18.Qa6?? (better is 18.c4+/-) 18...Ra8–+ 19.Qb7 (19.Bb5 Ra6 20.Ba6 c5 21.dc5 Qa4–+) 19...Rfb8 20.Qa8 (better is 20.Qb8 Rb8 21.a4–+) 20...Ra8 21.g3 (21.c4 Qd6–+ (21...Bc4?! 22.Bc4 g5 23.Bb3=+)) 21...g6 22.Kh1 Bh3 23.Bf1 Qd5 24.Kg1 Bf1 25.Kf1 Qh1 26.Ke2 Qh2 27.Ra1 Qh5 28.Kd2 Qf3 29.Rf1 Qd5 30.Ra1 c5 31.Rb5 Qg2 32.Ke2 cd4 33.Re5 Qc6 34.Rd1 Qc2 35.Rd2 d3 36.Ke1 Qc1 37.Rd1 d2 38.Ke2 Ra2 39.Rd5 Qc4 (40.Rd3 Qg4 41.f3 Qg3–+) 0–1. Frankenfeld,Daniel – Hauck,Kerstin Elisabeth, GER–ch U11 Pinneberg, 1996.

3.a3?? a5

4.ba5?? Qg5 5.h4 Qg6 6.g3 Qf5 7.Nh3 d5 8.Bg2 Be6 9.Bf3 Ra5 10.Bc3 Ra6 11.Ng5 Rb6 12.g4 Qf6 13.a4 d4 14.Bb4?? Nb4 15.a5 Ra6 16.Bb7 Ra7 17.Bf3 Qg6 18.c3 Nc2 19.Kf1 Na1 20.d3 Bb3 21.Qd2 Ra5 22.Kg2 Ra2 23.Qf4 Bd6 24.Qf5 Be6 25.Qg6 hg6 26.Nd2 Rd2 27.Ra1 dc3 28.Ne4 Rc2 29.Ra3 Ba3 0–1. Mueller,Wolfgang (2000) – Kempf,Manuel (1990), remoteschach.de, 2006.

4.b5 Na7 +=.

4.c3 ab4 5.cb4 d6 6.Nf3 =+.

4.c3 Nf6 5.d4 ed4 6.cd4 (better is 6.b5!? dc3 7.Nc3=+) 6...ab4–/+ 7.ab4 Bb4 8.Nc3 Ra1 9.Ba1 Ne4 10.Qd3?? (better is 10.Qc2 d5 11.e3–+) 10...d5–+ 11.g3 (11.e3 Bf5 12.Nge2 Qa8–+) 11...Bf5 (11...Be6 12.Bb2 Qa8 13.Bh3–+) 12.Bg2 (12.Bh3 Qa8 13.Bb2 Bh3 14.Nh3 Bc3 15.Bc3 Qa3–+) 12...Qa8 13.Bb2 Qa2 14.Be4 (14.Kf1 Qb2 15.Be4 de4 (15...Be4?! 16.Ne4 de4 17.Qe4 Be7 18.Nf3–+; 15...Bc3?! 16.Bf5 Nd4 17.Qe3 Kf8 18.Qe5–+; 15...Qc3?! 16.Bf5 Nd4 17.Bh7–+) 16.Ne4 Qd4 17.Nd6 Qd6 18.Qf5 0-0–+) 14...Qb2 (better is 14...Be4!? 15.Qd2 Bc3 16.Bc3 Qb1 17.Qd1 Qd1 18.Kd1 Bh1 19.Nh3–+) 15.Bf5 (15.Kf1 de4 16.Ne4 Nd4 17.Kg2–+) 15…Qc1 (16.Qd1 Bc3 (16...Qc3?! 17.Kf1–+) 17.Kf1 Qd1 18.Kg2 Nd4–+; 15...Bc3?! 16.Kf1 g6 17.Bc8–+) 0–1. Aliethah – krapulov, Live Game Caissa's Web, 2004.

4.Nc3 ab4!? 5.ab4 Ra1 6.Qa1 Bb4–/+.

4.Nc3 Nd4 5.e3= Nf5 (5...ab4 6.Nd5 Ne6 7.Nb4=) 6.Nf3 b6 (6...d6!?=) 7.Ne5+- Ngh6 (7...ab4 8.ab4 Ra1 9.Qa1+- ) 8.Bc4 (better 8.Qf3 Rb8 9.Bc4+- ) 8...f6?? (better 8...ab4 9.ab4 Ra1 10.Ba1 Bb4+=) 9.Nf7 (9.Qh5 Ke7 10.Nd5 Kd6 11.Qf5 ab4 12.Qf4 fe5 13.Be5 Kc6 14.Qe4 b5 15.Nc7 d5 16.Bd5 Kb6 17.Na8 Ka7 18.ab4 Qa5 19.Ra5 Ba6 20.Qd4 Bc5 21.Qc5) 9...Nf7=+ 10.Bb3? (better 10.Qf3 ab4 11.Qa8 bc3 12.Bf7 Kf7 13.Qd5 Ke8 14.Bc3=+) 10...Nh4?? (10...ab4 11.ab4 Ra1 12.Ba1 Bb4 13.Nd5–+) 11.Qe2?? (better 11.Bf7 Kf7 12.Qh5 Ke7 13.Qh4+- ) 11...Bb7?? (11...Ng2 12.Kf1 Bb7 13.Bf7 Kf7 14.f3 ab4 15.ab4 Ne3 16.de3 Ra1 17.Ba1–+) 12.e4?? (better 12.Bf7 Kf7 13.Qc4 Ke8 14.Qh4 ab4 15.ab4 Ra1 16.Ba1 Bg2 17.Rg1=) 12...Bd6 (12...Ng2 13.Kd1 ab4 14.ab4 Ra1 15.Ba1–+) 13.Qh5? (better 13.0-0–+) 13...g6 (better 13...Ng2 14.Kd1 g6–+) 14.Qh4+- g5 (14...Ng5 15.Nb5 ab4 16.Nd6 cd6 17.ab4 Ra1 18.Ba1+- ) 15.Bf7 Kf7 16.Qh5 Kg8 17.f3 Ba6? (better 17...ab4!? 18.ab4 Ra1 19.Ba1 Bb4+- ) 18.Nd5+- Be5 19.Be5 Qf8 (19...fe5 20.ba5 ba5+- ) 20.Nf6 Kg7 21.Nd7 (21.Nh7 Qf6 22.Bf6 Kg8 23.Qg6) 21...Kg8 (21...Qf6 22.Bf6 Kg8 23.Qg5 Kf7 24.Qg7 Ke8 25.Qe7) 22.Nf8 (22.Nf6 Kg7 23.Nh7 Qf6 24.Bf6 Kg8 25.Qg6) 22...Rf8 23.Qg5 Kf7 24.Bh8 (better 24.Qf6 Ke8 25.Qe6 Kd8 26.ba5 Bb5+- ) 24...Rh8 25.Qe5 (25.Qd5 Kg6 26.Qc6 Kf7 27.Qc7 Kf8 28.Qb6 Rg8 29.Qa6 Rg2+- ) 25...Re8 26.Qc7 Re7 27.Qb6 Bc8 28.Qa5 Re8 29.Qh5 Ke7 30.Qh7 Kd8 31.0-0 Re7 32.Qh8 Re8 33.Qd4 Bd7 34.a4 Re6 35.e5 (35.b5 Ke7+- ) 35...Ke7 36.Qc5 Kd8 37.Qd5 Kc7 38.b5 Bc8 39.Qc5 (better 39.a5 Bd7+- ) 39...Kd8 40.Qd5 (better 40.a5 Bd7+- ) 40...Bd7?? (40...Kc7 41.a5 Bd7 42.b6 Kd8 43.b7 Ke8 44.b8Q Ke7 45.Qg8 Be8 46.Qge6 Kf8 47.Qg8 Ke7 48.Qd6) 41.f4 Rg6 42.g3 Re6 43.f5 Re7 44.e6 (44.f6 Re6 45.f7 Kc8 46.f8Q Be8 47.Qe6 Kc7 48.Qfe8 Kb7 49.Rf7) 44...Kc7 45.Qc5 (45.b6 Kd8 46.Qd6 Rg7 47.f6 Rg3 48.hg3 Ke8 49.Qe7) 45...Kd8 46.ed7 (46.b6 Be8 47.Qd6 Kc8 48.Qe7 Bd7 49.ed7 Kb7 50.d8Q Ka6 51.Qa7) 46...Rd7 (46...Kd7 47.Rae1 Kd8 48.Qe7 Kc8 49.Qf7 Kd8 50.Re8) 47.Qf8 (47.Qb6 Ke8 48.Rae1 Re7 49.Qd6 Re2 50.Re2 Kf7 51.Re7 Kf8 52.Qd8) 47...Kc7+- 48.Qc5 (48.a5 Rd2 49.b6 Kd7 50.Qg7 Kd6 51.Qc7 Kd5 52.Rad1 Rd4 53.c4 Ke4 54.Qe7) 48...Kd8 49.Qb6 (49.Rfe1 Re7 50.Qe7 Kc8 51.Qf7 Kd8 52.Re8) 49...Ke8 50.Qc6 (50.Rae1 Re7 51.Qd6 Re2 52.Re2 Kf7 53.Re7 Kf8 54.Qd8) 50...Kd8 (50...Ke7 51.Rae1 Kd8 52.f6 Rd2 53.Re8) 51.Rfe1 (51.Rae1 Re7 52.Re6 Re6 53.fe6 Ke7 54.Qd7) 51...Rc7 (51...Re7 52.Re7 Ke7 53.Re1 Kf7 54.Qg6 Kf8 55.Re8) 52.Qe8 (52.Re8) 1–0. MARYMARY – GloriousGorgie, ChessWorld.net, 2015.

4.b5 Nd4

5.c4 d5 6.e3+/- Ne6 7.Be5 Nf6 8.Nf3 Bd6 9.d4 dc4 10.Bc4 Be5 11.Ne5 0-0 12.0-0 Ne4 13.a4 N6g5 14.Nd2 Be6 15.Be6 Ne6?? 16.Ne4 Qd5 17.Nc5 Nc5 18.dc5 Qe5+/- 19.Qc2 Rfd8 20.Rad1 g6 21.Rd3 Rd3+= 22.Qd3 Qc5 23.Rd1 Qb4 24.Qc2 Rc8 25.h3 c5 26.Rd7 c4= 27.Rb7 c3–+ 28.Rb6?? Qb2 29.Qe4 c2 30.Rc6 Rc6 31.Qc6 c1Q (31...c1Q 32.Qc1 Qc1 33.Kh2 Qc2–+) 0–1. alaamattar (2115) – queenalexis (2190), net–chess.com, 2007.

5.e3 Ne6 6.Be5 Nf6 7.Bb2 d5 8.Nf3 Bd6 9.d4 Ne4 (9...0-0 10.c4+/-) 10.Nbd2 (10.c4 dc4 11.Bc4 Nf6+/-) 10...0-0 11.c4 Nd2 12.Qd2 dc4 13.Bc4 Ng5 14.Be2 Bf5 15.0-0 Ne4 16.Qc1 Qf6 17.Ne5 Qh6 (17...Rfd8 18.f3 Nd2 19.Qd2 Be5 20.Qc1+-) 18.g3 (better 18.f3 Ng5 19.Bc4+/-) 18...f6? (18...Be5 19.de5 Rfd8 20.Bd4+=) 19.Nf3?? (better 19.Bc4 Kh8 20.Nf7 Rf7 21.Bf7+-) 19...Bh3 20.Re1 Kh8 (better 20...Be6+/-) 21.Bf1 (21.Qc2 Rfe8+/-) 21...Bg4 (better 21...Bf1!? 22.Rf1 Qh5=) 22.Bg2+/- Qh5 (22...Bh3 23.Qc2 Bg2 24.Qe4+/-) 23.Nd2 (23.Nh4 f5 24.Qc2 Rae8+/-) 23...Ng5 (23...Nd2 24.Qd2 Qb5 25.a4+=) 24.Ne4 (24.Bb7!? Rab8 25.Bc6 Nh3 26.Kg2 Nf2 27.Qc3 (27.Kf2?? Qh2 28.Bg2 Rb5-+) 27...Rb5 28.Rf1 (28.Kf2 Qh2 29.Bg2 Bg3 30.Kf1 Rf5 31.Nf3 Bf3 32.Qc2 Bg2 33.Ke2 Be4 34.Kd1 Qc2; 28.Bb5?? Qh3 29.Kg1 Bg3 30.hg3 Qh1 31.Kf2 Qh2 32.Kf1 Bh3) 28...Qh3 29.Kg1 Bg3 30.Rf2 Bf2 31.Kf2 Qh2 32.Bg2 Rf5 33.Nf3 Rf3 34.Ke1 Qg2 35.Qd3 Rf5 36.Qf5 Qe2) 24...Nf3+= 25.Kf1?? (better 25.Bf3 Bf3 26.Nd2+= (26.Nd6?? Qh3 27.Nf7 Rf7 28.Qc7 Qg2)) 25...Nh2 (25...Qh2 26.Rd1 Qg1 27.Ke2 Qg2 28.Nd6 Ng5 29.Kd3 cd6 30.Kc2 Bf5 31.Rd3 Rac8 32.Bc3 Qf2 33.Kb3 Bd3 34.Qb2 Qe3 35.Qd2-+) 26.Kg1 Nf3 27.Kf1 Qh2 (27...Qb5?! 28.Re2-+) 28.Nd6 (28.Rd1 Qg1 29.Ke2 Qg2 30.Nd6 Ng5 31.Kd2 Qf2 32.Kc3 cd6-+) 28...Qg1 29.Ke2 Qg2 (better 29...Ne1 30.Kd2 Qf2 31.Kc3 cd6 32.Bc6-+) 30.Kd3 (30.Qc7 Ne1 31.Ke1 Qg1 32.Kd2 Qf2 33.Kc3 Qe3 34.Kc2 Qe2 35.Kc3-+) 30...Ne1 31.Qe1 cd6 32.Kd2 Rac8 33.a4 (33.Bc3 Bf5 34.Qf1 Qe4-+) 33...Qe4 34.Rc1 (34.Qb1 Qf3 35.Qf1 Bh3-+) 34...Bf5 (better 34...Rc1!? 35.Qc1 Rc8 36.Bc3-+) 35.Qd1 Qd3 (better 35...Rc1 36.Bc1 Rc8 37.f3-+) 36.Ke1 Qe4 37.Rc8?? (37.Kd2 Rc1 38.Bc1-+) 37...Rc8-+ 38.Bc1 Rc2 (38...Qh1 39.Kd2 Qg2 40.Ke1 Qg1 41.Ke2 Bg4 42.f3 Qg2 43.Ke1 Bf3 44.Qf3 Rc1 45.Qd1 Qg1 46.Ke2 Qd1 47.Kf2 Qf1) 39.Bd2 (39.f3 Qe6 40.Bd2-+) 39...Qh1 40.Ke2 Bg4 41.f3 (41.Kd3 Qd1 42.Ke4 Qf3 43.Kd3 Bf5) 41...Qg2 (41...Qf3 42.Ke1 Qd1 43.Kf2 Rd2) 42.Kd3-+ Rd2! 43.Qd2 Bf3 (better 43...Bf5 44.Kc3 Qf3-+) 44.Qc3 (44.Qg2 Bg2 45.b6-+) 44...Be4 (44...Qe2) 45.Kc4 Bd5 (45...Qe2 46.Kb3 Bd5 47.Qc4 Qc4 48.Kb2 Qa2 49.Kc3 Be4 50.d5 Qc2 51.Kd4 Qd3) 46.Kd3-+ h6 (46...Be6!? 47.Qc1-+) 47.Qc8 Kh7 (better 47...Bg8!? 48.b6-+) 48.Qf5 Kg8 (better 48...g6 49.Qd7 Kg8 50.Qc8 Kg7 51.Qd7 Bf7 52.Qd6 Qa2-+) 49.Qc8= Kf7 50.Qd7 Kg6 51.Qd8?? (better 51.Qg4 Kf7 52.Qd7 Kf8 53.Qd8 Kf7 54.Qd7=) 51...Kh5 (51...Be4 52.Kc4 Qc2) 52.Qe8-+ Kg5 53.Qg6 (53.b6 Bc6 54.Qe7-+) 53...Kg6 54.e4 Kf7 (54...Be4 55.Ke3 Qf3 56.Kd2 Qd3 57.Ke1 Bf3 58.Kf2 Qe2 59.Kg1 Qg2) 55.Ke3 Be4 (55...Be4 56.d5 Qf3 57.Kd2 Qd3 58.Ke1 Bf3 59.Kf2 Qe2 60.Kg1 Qg2; 55...Bc4 56.Kf4 g5 57.Kg4 Be6 58.Kh5 Qh3) 0-1. A3orA6 (2360) - I0euros (2315), Rated Bullet game, lichess.org, 2019. (=1.a3 e5 2.b4 Nc6 3.Bb2)

5.e3 Nf5 6.Be5 Nd6 7.Bb2 (7.Nf3 Nf6+/-) 7...Nf6+/- 8.a4 c6 (8...Be7 9.Nf3+/-) 9.c4 cb5 10.ab5 b6 11.Be2 Nde4 12.Bf3 Bb7 (12...d5 13.d3 Bb4 14.Kf1+/-) 13.d3+- Nc5 14.Bb7 Nb7 15.Qf3 Qc7 (15...Bb4 16.Kf1 d5 17.Nc3+-) 16.Ne2 (16.Bf6 gf6 17.Nc3 Qe5+-) 16...Rc8 (16...Be7 17.Nf4 Qb8 18.0-0+-) 17.Nf4 Be7 18.Nc3 Qb8 (18...Nc5 19.0-0+-) 19.Ncd5 Nd5 20.Nd5 (20.cd5?! 0-0+/-) 20...Bc5 (20...Nc5 21.Bg7 Rg8+-) 21.Bg7 Rg8 (21...Qd6 22.Bh8 h6 23.Bg7+-) 22.Nf6 (22.Qe4 Qe5 23.Qe5 Kd8 24.Bf6 Be7 25.Qe7) 22...Kd8+- 23.Ng8 Nd6 (23...Bb4 24.Ke2 f5 25.Qf5+-) 24.Bf6 Kc7 25.Ne7 Re8 (25...Qb7 26.Nd5 Kb8 27.Be5+-) 26.Nd5 Kb7 27.d4 Ka7 28.dc5 bc5 29.0-0 (better 29.Ra5!? Kb7 30.Ra6 Re6 31.Rb6 Kc8 32.Rb8 Kb8+-) 29...Nc4 30.Bh4 (30.b6 Ka6 31.Nc7 Kb6 32.Ne8 Ka7+-) 30...Rg8 31.b6! Ka6 (31...Nb6 32.Ra5 Double attack (32.Ra5 Deflection; 32.Qf7 Zwischenzug)) 32.Bg3 (better 32.Qe2 Kb7 33.Qc4+-) 32...Qe8 33.Qe2 (33.Nc7 Kb6 34.Rfb1 Nb2 35.Rb2 Ka7 36.Ra5) 33...Kb7 34.Qc4 Qe6 35.Qb5 (35.Ra5 Qe5 36.Qa6 Kc6 37.b7 Kd5 38.Rd1 Ke4 39.Qd3) 35...h5 36.Ra5 Kc8 (36...Rg3 37.Qa6 Kc6 38.Qc8 Kd6 39.Qc7 Kd5 40.Qc5 Ke4 41.Qd4) 37.Ra7 (37.b7 Kd8 38.b8Q) 37...Qc6 (37...Qd5 38.b7 Kd8 39.Bh4 Rg5 40.Bg5 Qg5 41.b8Q Ke7 42.Qd7 Kf6 43.Qf7) 38.Qc6 (38.b7 Kd8 39.Ra8 Qc8 40.bc8Q) 38...dc6 39.Ne7 (39.b7 Kd7 40.b8Q Ke6 41.Qe5) 39...Kd8 40.Ng8 (40.Rd1 Ke8 41.Nf5 f6 42.Re7 Kf8 43.Rd8) 40...Ke8 41.Ra8 (41.Ra8 Kd7 42.Rd1 Ke6 43.Rd6 Kf5 44.Nh6 Ke4 45.Re8; 41.Bd6 Kd8 42.Nf6 Kc8 43.b7 Kd8 44.b8Q) 1-0. CronusCR (2255) - curi0us (2135), Hourly HyperBullet Arena, lichess.org, 2017. (=1.a3 e5 2.b4 Nc6 3.Bb2)

3.a3?? b5

4.Nc3 a6 5.e3 Bb7 6.a4 (6.d4 ed4 7.ed4 Qe7 8.Nge2 Nf6=) 6...Nb4 7.ab5 a5 8.Nf3 d6 9.d4 ed4 (Better is 9...Bf3 10.gf3 ed4 11.ed4 Nf6=) 10.Qd4?? (10.Nd4 Nf6+=) 10...Nf6 11.Bc4?? Nc2–+ 12.Ke2 Nd4 13.Nd4 Be7 14.h4 Ne4 15.Nd5 Bd5 16.Bd5 Nf6 17.Bb3 0-0 18.g4 Ng4 19.Rhg1 Ne5 20.Nf5 g6 21.h5 Bf6 22.Nh6 Kh8 23.Ng4 Ng4 24.Bf6 Nf6 25.Rad1 Qd7 26.Bc2 Qb5 27.Bd3 Qh5 28.f3 Rab8 29.Rd2 Qh2 0–1. Aliethah – mikkel, Live Game Caissa's Web, 2004.

4.e4 a5 5.c3 (5.Nf3 ab4 6.ab4 Ra1 7.Ba1 Nf6+=) 5...ab4 (5...Rb8!?=+) 6.cb4 d5 (6...Nd4!?=) 7.Bb5 Qd6 (7...Nge7 8.Nf3 f6 9.ed5 Qd5 10.Nc3+/-) 8.Nc3 (better is 8.Be5 Qd7 9.d3+- ) 8...Ba6?? (better is 8...de4 9.Ne4 Qd5+- ) 9.Bc6 (better is 9.ed5 Nge7 10.Qf3+- ) 9...Qc6 10.Nd5 Qc4? (10...Bd6 11.d4 Qc4+- ) 11.d3 Qc6 (11...Qd3 12.Qd3 Bd3 13.Nc7 Ke7 14.Na8 Be4 15.Nf3 (15.Be5?! Bg2 16.0-0-0 Ba8 17.Bd6 Ke6 18.Bf8 Nf6+- ) 15...Ba8 16.Be5+- ) 12.Be5 (better is 12.Rc1 Qb7 13.Nc7 Ke7 14.Na8 Qa8 15.Rc7 Kd8 16.Be5+- ) 12...0-0-0 (12...Ra7 13.Rc1 Qe6 14.Rc7 Bb7+- ) 13.Rc1 Bc5 (13...Rd6 14.Rc6 Rc6 15.Bg7 Bg7 16.Qg4 Kb7 17.Qg7 Bd3+- ) 14.Rc5 Qg6 15.Rc7 Kb8 16.Rc6 (16…Kb7 17.Rg6 hg6 18.b5 Bb5 19.Qb3 Rd5 20.Qd5 Bc6 21.Qf7 Ne7 22.Qe7 Ka8 23.Bd4 Kb8 24.Qe5 Kc8 25.Bb6 Kd7 26.Qg7 Ke8 27.Qh8 Kf7 28.Qh7 Ke8 29.Qg6 Ke7 30.Bc5 Kd8 31.Qd6 Kc8 32.Bb6 Kb7 33.Qc7 Ka6 34.Qa7 Kb5 35.Qa5; 16.Qc1 Bc4 17.Rc4 Qd6 18.Bd6 Rd6 19.Rc8 Ka7 20.Qc7 Ka6 21.Ra8 Kb5 22.a4) 1–0. PoPer – ortega23, Live Game Caissa's Web, 2004.

4.e4 Bb7 5.Bb5+/- Nd4 6.Bd3 c5 7.b5 Qa5 8.Nc3 Nf6 9.Nf3 a6 10.ba6+/- Ba6 11.Ba6 Qa6+/- 12.Ne5 Rb8 13.Rb1 Bd6 14.Nf3 Nf3 15.Qf3 0-0 16.Nd5?? Ne4?? 17.Qg4 f5?? 18.Qh5 g6?? 19.Qh6 Rf7 20.Nf6?? Nf6–+ 21.Kd1 Ne4 22.f3 Nf2 23.Kc1 Nh1 24.h4 Qf1 0–1. guest403 – guest327, ICC, 1999.

4.e4 Nd4 5.Nc3 Nf6 6.Bb5 c6 7.Bc4 d5= 8.ed5 cd5 9.Bb3 Bd7 10.Nf3 Nb3= 11.cb3 d4 12.Ne2 a5?? 13.0-0?? ab4 14.a4?? Ng4?? 15.h3+= Nh6? 16.Ne5+- Be6? 17.Bd4 Qd5? 18.Rc1?? Nf5? 19.Bb2 g5?? 20.Ng4+- Be7 21.Bh8 Nh4 22.Ne3 Qe4 23.f3 Qd3 24.Nd4 Kd7 25.Bg7 f6 26.Ne6 Ke6 27.Qc2 Qc2 28.Rc2 Rg8 29.Bh6 Rg6 30.Re1 Rh6 31.Ng4 Kf7 32.Nh6 Kg6 33.Re7 Kh6 34.Rcc7 Ng6 35.Rh7# 1–0. Abuloai – jordan2delta, internet, 2006.

4.e4 Nf6 5.Bb5+/- Ne4 6.Nf3+- Bb7 7.Nc3 a6 8.Ba4 Bd6?? 9.Ne4+- Nd4 10.Nd4 ed4 11.Nd6 cd6 12.0-0 Qg5 13.Re1 Kf8 14.f3 h5 15.Bd4 h4 16.h3 Rh6 17.Bd7 Rg6 18.Bg4 Qf4 19.Re4! Be4 20.fe4 Qe4 21.Bc3 f5 22.Qf1 f4 23.Re1 Qb7 24.Qf4 Qf7 25.Qd6 Rd6–+ 26.Rf1 Rf6! (26...Rf6 27.Bf6 gf6–+) 0–1. bambinik – sfatigato, internet, 2001.

4.Nf3 d6 5.e4+= Bb7? 6.c4 a6 7.cb5 ab5 8.Bd3 Nf6 9.0-0 Qd7? 10.Nc3 Nd4 11.Nd4+- ed4 12.Nd5 Bd5 13.ed5+- Nd5 14.Re1 Be7 15.Be4 c6 16.Bd4 0-0-0?? 17.a4 Rhg8 18.ab5 Nb4 19.Ra7 Qe8 20.bc6 d5 21.Qa1 Nc6 22.Ra8 Kc7+- 23.Rc1 Ra8–+ 24.Qc3 de4 25.Be5 Bd6 26.Bd6 Kd6 27.Qg3 Kd7 28.d4 ed3! 29.Rd1 Qe5 30.Rd3 Kc7 31.Qe5 Ne5 32.Rc3 Kd6 33.Rc1 Ra2 34.Rd1 Kc5 35.f4 (35.f4 Nc4 36.Kh1–+) 0–1. guest647 – guest384, ICS blitz, 2000.

4.e3 a6

5.Nc3 Nf6 6.Nf3 h6 (6...e4 7.Ng5 d5 8.f3=+) 7.d4 Bd6 (7...e4 8.d5 Ne7 9.Nd2+=) 8.d5 (8.de5!? Ne5 9.Nb5 ab5 10.Ne5+- ) 8...Ne7+= 9.Ne4?? (better 9.Bd3+=) 9...Ne4–+ 10.Ne5 Be5 (10...Bb7 11.c4–+) 11.Be5 Rg8 (11...Bb7 12.Qg4 Bd5 13.Qg7–+) 12.Bd3 Nf6 13.c4 Ng6 (13...bc4 14.Bc4 Ng6 15.Qd4–/+) 14.Bg6 fg6 15.0-0 d6 16.Bd4 Bb7 17.e4 Ne4?? (17...bc4 18.Re1–/+) 18.Qe1?? (better 18.Re1 Qg5 19.Re4 Kd8 20.Be3+- ) 18...Qe7–/+ 19.Ra2 bc4 20.Re2 Bd5 21.f3 Be6 (21...Rf8!?–/+) 22.Re4= c5?? (better 22...Kf7=) 23.Re6+- Ra7 24.Re7 (24.Qe4 Kf7 25.Re1 Re8 26.Qg6 Kg8 27.Bg7 Rb8 28.Re7 Raa8 29.Bh6 Kh8 30.Qg7) 24...Re7 25.Qh4 (25.Be3 Kd7 26.bc5 Rge8+- ) 25...cd4 26.Qd4 Kf7 (26...Re6 27.Qc4 Kf7 28.Qc7 Re7 29.Qd6+- ) 27.Qc4 (better 27.Qf4 Ke8 28.Qd6+- ) 27...Kf6 (27...Re6+- ) 28.Qg8 d5 29.Qd5 (29.Qf8 Ke6 30.Re1 Kd7 31.Qe7 Kc6 32.Rc1 Kb6 33.Qc7 Kb5 34.Qc6) 29...g5+- 30.g4 Re5 (30...Re6 31.f4 gf4 32.Rf4 Ke7 33.Qc5 Kd8 34.Rf8 Re8 35.Qd6 Kc8 36.Re8 Kb7 37.Re7 Kc8 38.Qc7) 31.Qd8 (31.Qd8 Ke6 32.Rc1 Kf7 33.Rc7 Kg6 34.Qd6 Re6 35.Qd3 Re4 36.Qe4 Kf6 37.Qf5; 31.Qd6 Kf7 32.Qe5 h5 33.Qf5 Ke7 34.Rd1 hg4 35.Rd7 Ke8 36.Qf7) 1–0. MARYMARY – QueenKatherine, ChessWorld.net, 2016.

5.c4 bc4 6.Bc4 d5 7.Bb3 Nf6 (better is 7...Nge7!?=) 8.Qc2 Bd7 9.Nf3 (9.Ba4 Nb8 10.Be5 Ng4 11.Bd7 Nd7+/-) 9...Bd6? (9...e4 10.Ng1=) 10.0-0 (better is 10.Ba4!? Na7 11.Be5 Ba4 12.Qa4 Nb5 13.0-0+/-) 10...0-0 11.Ng5 g6 (11...e4 12.f3 h6 13.fe4 Bh2 14.Kh1+=) 12.f4 h6 13.Nf3 e4 14.Ne5 Be5? (better is 14...Nb8+/-) 15.fe5+- (15.Be5?! d4+/-) 15...Ng4 16.Bd5 Qh4 17.h3 Nge5 18.Qc3 (18.Nc3 Be6 19.Ne4 Bd5 20.Nf6 Kh8 21.Nd5+- ) 18...Rae8+/- 19.Kh2 g5 (better is 19...Qe7 20.Be4 Qd6+/-) 20.Bc6= Bc6?? (20...Bh3 21.gh3 g4 22.Be4 Qh3 23.Kg1 g3+- ) 21.Rf5+- f6 22.Re5! fe5 (22...Re5 23.Qc6) 23.Qc6 Re7 (23...g4 24.Qg6 Kh8 25.Qg4 Qg4 26.hg4+- ) 24.Qd5 Kh7 25.Nc3 (25.Be5?! Rf5=) 25...Rf2 (25...g4 26.Qe4 Kg8 27.Qg4 Qg4 28.hg4 e4+- ) 26.Ne4 (< 26.Qe4 Qe4 27.Ne4 Rf8+- ) 26...Rf8 (26...g4 27.Nf2 g3 28.Kh1 gf2 29.Qf3+- ) 27.Be5 g4 (27...Qh5 28.Nf6 Rf6 29.Bf6 Rf7+- ) 28.Bg3 +- . FABOLOUS – jartug, ChessWorld.net, 2003.

4.e3 Bd6

5.Bb5!? a5 6.Nf3+- .

5.Bb5+- Nge7 6.Nc3 a6 (6...Bb7 7.Qg4 Ng6 8.Nf3+- ) 7.Be2 Bb7 8.Nf3 0-0 9.d4 (9.Ne4 Nf5+- ) 9...ed4 10.Nd4 Nd4 11.Qd4 (11.ed4?! Bg2 12.Rg1 Bb7=) 11...Bg2?? (better 11...Ng6 12.0-0 Be5+- ) 12.Rg1+- Nf5 (12...Nc6 13.Qg4+- ) 13.Qg4 (13.Qg4 Qh4 14.Rg2 (worse 14.Qf5 Qh2 15.0-0-0 g6+- ) 14...Qg4 15.Rg4+- ) 1–0. MARYMARY – David_uk, ChessWorld.net, 2011.

5.c4 bc4= 6.Bc4 a6 (6...Bb7 7.Nf3=) 7.Nf3+= Nf6 8.Bf7?? (better 8.d4 ed4 9.Nd4+=) 8...Kf7–+ 9.Ng5 (9.0-0 Bb7–+) 9...Ke7 (9...Kg6 10.Nf3–+) 10.Nc3 Re8 (better 10...Ke8–+) 11.Nh7?? (better 11.Qf3 Rf8 12.Nd5 Nd5 13.Qd5–+) 11...Nh7 12.Nd5 Kf8 13.Qf3 (13.0-0 Kg8–+) 13...Nf6 14.0-0 (14.d3–+) 14...Nb4 (better 14...e4 15.Qh3 Be5 16.Be5 Ne5 17.Nf6 Qf6 18.f3–+) 15.ab4?? (better 15.Nf6 gf6 16.Qa8=+) 15...Bb7–+ 16.e4 Bd5 17.ed5 Bb4 18.Bc3 Bd6 19.Ra5 e4 (19...Kg8 20.Rfa1–+) 20.Qh3 (20.Qf5 Kf7–+) 20...Qc8 (better 20...Kf7 21.Bf6 Kf6–+ (21...gf6?! 22.Qh7 Kf8 23.Qh8 Kf7 24.Qh7 Kf8 25.Qh8 Kf7 26.Qh7=)) 21.Qh8?? (21.Bf6 gf6 22.Ra4–/+) 21...Kf7 22.Qh4 Rh8 23.Qg5 (23.Bf6 Bh2! 24.Qh2 Rh2 25.Kh2 gf6 26.Kg1–+) 23...Be7 (23...Bh2 24.Kh1 Bf4 25.Kg1 Rh1 26.Kh1 Qh8 27.Qh4 Qh4 28.Kg1 Qh2) 24.d6 (24.d3 ed3 25.Qd2 Qb8 26.Bf6 Bf6–+ (26...Kf6?! 27.Qf4 Kg6 28.d6–/+)) 24...cd6 (better 24...Bd6 25.h3 Rh5–+) 25.Be5?? (25.Bf6 Bf6 26.Qd5 Ke8 27.Qe4 Kd8 28.Re1–+) 25...de5 26.Qe5 d6 (26...Bb4 27.Ra2 Qb8 28.Qb8 Rhb8 29.Rfa1–+) 27.Qf4 (27.Qd4 d5 28.h3 Qc4–+) 27...Ke8 (27...d5 28.Rd5 Qb8 29.Qb8 Rhb8 30.Rf5–+) 28.Qg5 Kf8 29.Rf5 (29.Qf4–+) 29...Rh5 (better 29...Kg8 30.Qf4 d5–+) 30.Qh5 Kg8 31.Qg6 (31.Rf6 gf6 32.Qg6 Kf8 33.Qh6 Ke8 34.Qg6 Kd8 35.Qg8 Kd7 36.Qg4 f5 37.Qf5 Kd8=+) 31...Qe8–+ 32.Qg3 Bd8 (32...d5 33.d3–+) 33.Rg5 (33.Qd6 Ra7–/+) 33...Qf7 (33...Qd7!? 34.d4–+) 34.Qd6–/+ Ne8 (better 34...Qd7 35.Qc5 Qd2–/+) 35.Qh6?? (better 35.Qc6 Bg5 36.Qa8 Bd2 37.Qe4=) 35...Bg5–+ 36.Qg5 a5 (36...Nf6 37.Qe3–+) 37.f3 e3 (37...ef3!? 38.Rf3 Qa7 39.Kh1–+) 38.Qe3 a4 39.Qe4 a3?? (better 39...Nc7–+) 40.Qa8+- Qe7 41.Ra1 Kf7 (41...Qe5 42.Rd1+- ) 42.Qd5 Qe6 43.Qe6 Ke6 44.Ra3 (44.Ra3 Nd6 45.Kf2+- ) 1–0. MARYMARY – mfchef54, ChessWorld.net, 2015.

3.a3?? Nce7

4.b5 d6 5.e3 Nf6 6.h4 (6.Nf3 Ng6=) 6...a6 7.h5 ab5 8.Bb5 c6 9.Be2 h6 10.g4 (10.c4 Qa5=+) 10...Be6 (10...Qb6 11.Bc1-/+) 11.f4 Nfd5 (11...Qb6 12.Qc1-/+) 12.f5 (12.fe5 Qb6 13.Qc1 Qc7+=) 12...Bd7 13.c4 Nc7 14.Nc3 f6 (14...Nc8 15.Nf3=) 15.Nf3 Nc8 16.Nh4 Be7 (16...Ne7 17.d4+=) 17.Ng6+/- Bf8?? (better 17...Rg8+/-) 18.Nh8+- Be7 19.Ng6 Kf7 20.d4 Kg8 21.Qd2 (21.Qb3 ed4 22.ed4 Ra7+-) 21...Bf8 (21...Be8 22.de5 fe5 23.Ne4+-) 22.Kf2 (22.de5 fe5 23.Rd1 Be7+-) 22...Be8 23.Kg2 Be7 24.e4 White prepares the advance d5 (24.Rad1 ed4 25.Ne7 Qe7 26.ed4 Bf7+-) 24...Qd7 (24...Bf7 25.Rhd1 ed4 26.Qd4 Bg6 27.hg6+-) 25.d5 (25.de5 fe5 26.Ne7 Qe7+-) 25...Bg6 26.hg6 c5 27.Rh6! Bf8 (27...gh6 28.Qh6 Combination) 28.Rh7 (28.Rh8 Kh8 29.Qe3 Kg8 30.Qh3 Be7 31.Qh7 Kf8 32.Qh8) 28...Be7 29.Rah1 Kf8 (29...Qf5 30.Rh8) 30.Rh8 1-0. Zugswong (2635) - zsolti_83 (2520), Rated Bullet game, lichess.org, 2019. (=1.a3 e5 2.b4 Nc6 3.Bb2)

4.e3 d6= 5.c4 Ng6 6.Nf3 Bg4 7.Be2 Nf6 8.h3 Bf3 9.Bf3 Be7?? (better is 9...e4 10.Be2 Be7+=) 10.Bb7+- Rb8 11.Bc6 Nd7 12.Bd7 (better is 12.Qa4!?+- ) 12...Qd7+/- 13.0-0 0-0 14.d4 e4 15.Nd2 Bh4? (better is 15...d5!?+/-) 16.Ne4+- Qe6 17.Qc2 f5 18.Nd2 f4 19.Nf3 (19.d5 Qe7 20.Bd4 Bf6+- ) 19...Rf5? (19...fe3 20.Nh4 Nh4+- ) 20.Nh4 (20.d5!? Qd7+- ) 20...Nh4 21.e4?? (better is 21.ef4 Qg6 22.f3+- ) 21...Rg5= 22.g3?? (22.Rfc1 Qh3 23.Kf1 Qg2 24.Ke1 Nf3 25.Ke2–+) 22...Qh3 23.f3 Rg3 24.Qg2 Ng2 25.Kf2–+ Ne3 26.Rg1 Qh2 27.Ke1 Rg1 0–1. Slavisa2 – StillSleeping, Live Game Caissa's Web, 2004.

4.e4 Ng6 5.Nf3 Nf6 6.Nc3 (6.Ne5 Qe7 7.Ng6 Qe4 8.Qe2 Qe2 9.Be2 hg6+=) 6...a5 7.Bc4 (7.b5!?=) 7...ab4=+ 8.ab4 Ra1 9.Ba1 (9.Qa1 Bb4 10.0-0=+) 9...d6 (9...Bb4 10.0-0-/+) 10.Nd5 (10.0-0 Be7=) 10...Be7 (10...Ne4!? 11.d3 Nf6-/+) 11.Nf6= Bf6 12.d4 0-0 13.de5 Ne5 14.Ne5 Be5 15.Be5 de5 16.Qd8 Rd8 17.Ke2 c6 18.f3 Be6? (better 18...Kf8 19.Ra1 Ke7=) 19.Be6+/- fe6 20.Ra1 Rd7 21.Ra7 (21.Rd1 Rc7+/-) 21...Kf7 22.c3 Ke7 23.Ke3 Kd6 24.Ra5 Kc7 (24...b5!?+/-) 25.Re5+- Re7 (25...Kd6 26.Ra5+-) 26.Rb5?? (better 26.c4+-) 26…cb5-+ 0-1. ForeverAnon (2465) - Kingscrusher_YouTube (2395), Rated Bullet tournament, lichess.org, 2016.

4.Be5!? a5 5.b5+/-.

4.Be5 Ng6 5.Bb2 Nf6 6.h4 d5 7.h5 Ne7 8.h6 Ng6 9.hg7 Bg7 10.e3 Bf5 11.Nf3 Qd7 12.Nc3 0-0-0 13.Be2 h5 14.Nd4 h4 15.Nf5 Qf5 16.Nb5 Kb8 17.Nd4 Qd7 18.Bf3 h3 19.Qe2 (19.Rh3!? Rde8 20.Qe2+/-) 19...hg2 20.Bg2 Rh1 21.Bh1 Ne4 22.0-0-0 Ne5 23.f4 Nc6?? (better 23...Nc4 24.Be4 Nb2+/-) 24.Nc6+- bc6 25.Bg7 d4 (25...Kb7+-) 26.Be4 d3 (26...f5 27.Bf6 fe4 28.Bd8 Qd8 29.d3 de3 30.de4+-) 27.Bd3 (27.Qd3 Qd3 28.cd3 a5+-) 27...Qe6 28.Bc4 Qf6 29.Bf6 (29.Bf6 Rf8 30.Rh1 a6 31.Ba6 Ka7 32.Qc4 Rb8 33.Bd4 Rb6 34.Bb6 cb6 35.Bc8 b5 36.Qc6 f5 37.Qb7) 1-0. FeegLood (2830) - whatupyodog (2415), Rated Bullet tournament uCvEIn5Q, lichess.org, 2015.

3.a3?? g6

4.Nc3 Bg7 5.Ne4 Nge7 6.c4 d5 7.cd5 Nd5 8.Nf3 0-0 9.d4 ed4 10.Nd4? Qe7?? 11.e3?? Bf5 12.Bd3?? Rae8 13.0-0?? b6?? 14.Ng3?? Bd3 15.Qd3 Nd4 16.Bd4 Bd4 17.Qd4 c6 18.b5 Qd7? 19.bc6 Qc6+= 20.Rac1 Qd6?? 21.Ne4 Qe5 22.Qe5 Re5= 23.Ng3 Rd8 24.f4?? Re7?? 25.e4+= Ne3 26.Rfe1 Ng4 27.f5 gf5 28.Nf5+= Re5 29.Rc7 Rde8 30.Rf1+/- Re4 31.Nd6+- R8e7 32.Rc8 Kg7 33.Ne4 Re5?? 34.h3 (34.h3 Re4 35.hg4+- ) 1–0. Nautiluschess – borschevsky, ICS blitz, 2001.

4.e3 Bg7 5.Nf3 a6 6.d4 e4 (6...d6 7.Bd3=) 7.Nfd2 f5 8.c4 Nge7 9.c5 (9.Nc3 d6+=) 9...0-0 10.Bc4 Kh8 11.Nc3 d5 12.cd6 cd6 13.Qb3 f4 (13...b5!? 14.Be2 d5=) 14.0-0+= (worse 14.Nce4 d5-+) 14...f3 15.Be6 (better 15.Nde4!? fg2 16.Kg2+/-) 15...Be6=+ 16.Qe6 d5 (16...fg2 17.Kg2 d5 18.Rae1=+) 17.Rac1 (17.gf3 ef3 18.Qg4 Qc8 19.Qc8 Rac8=) 17...Rf6 18.Qg4 h5 (18...fg2 19.Kg2 Nf5 20.Nd1-/+) 19.Qg5 Rf5 20.Qh4 fg2 (20...Bf6 21.Qh3 Qc8 22.g3=) 21.Kg2= Bf6 22.Qh3 Rg5 23.Kh1 Ng8 (23...Nf5 24.Rg1 Kh7 25.Nb3=) 24.f4 (24.f3 ef3 25.Rf3 Rg4+=) 24...Rg4= 25.Rg1 Rh4 (25...Nh6 26.Nb3=) 26.Qg3 (26.Qe6!? Nce7 27.Na4+=) 26...Rg4 27.Qh3 Rh4 28.Qf1 (28.Qe6!? Nce7 29.Na4+=) 28...Kh7 29.Qf2 Qd7 (29...Nh6 30.Qe2=) 30.Rg2 Qh3?? (30...Rf8!?=) 31.Rcg1?? (better 31.Nd5 Rd8 32.Rc5+-) 31...Nge7+/- 32.Rg3 (32.Nce4!? de4 33.Ne4+-) 32...Qf5= 33.Ne2 (33.Qg2 b6=) 33...Rg8 34.R3g2 Rh3 35.Ng3 Qd7 36.Ndf1 (36.f5 g5= (worse 36...gf5 37.Nge4 fe4 38.Qf6+-)) 36...Nf5 (36...h4 37.Ne2-/+) 37.Nf5= Qf5 38.Ng3 Qd7 39.Ne2?? (39.Qe2 h4 40.Nf1 b5=+) 39...Bh4?? (39...Rf3 40.Qe1 Re3 41.Rg3-+) 40.Qf1 (40.Ng3 Rf8=) 40...Ne7 (better 40...Rf3!? 41.Qd1 Re3-+) 41.Ng3=+ Nf5 (41...Bg3 42.Rg3 Rg3 43.Rg3 Nf5-+) 42.a4?? (better 42.Nf5 Qf5 43.Qe2=) 42...Ng3 (42...Ne3 43.Qe1 Ng2 44.Kg2-+) 43.Rg3 Bg3 44.Qh3 (44.Rg3 Rg3 45.hg3-+) 44...Bf2 (44...Qh3 45.Rg2 Bh2 46.f5 gf5 47.Rg7 Rg7 48.a5 Rg1) 45.Qd7+- Rg7 46.Qe6 (46.Qd5 Bg1 47.Kg1 b6 48.Qe4 Rg8 49.d5 Rd8 50.Qe7 Kg8 51.Qg7) 46...Be3 47.Rg5 Bf4 48.Rd5 e3 49.Rd7 (49.Qe4 Kg8 50.Rd8 Kh7 51.d5 Bd6 52.Qd4 Kh6 53.Qe3 Bf4 54.Qf4 Kh7 55.Rh8 Kh8 56.Qf8 Kh7 57.Qg7) 49...Rd7 50.Qd7 Kh6 51.Qe6 (51.Qf7!? Be5+-) 51...e2 52.Qe2 Bg5 53.Qf3 (53.Qe5 Bd8 54.Qh8 Kg5 55.Bc1 Kf5 56.Qe5 Kg4 57.Qf4 Kh3 58.Qg3) 53...h4+- 54.d5 Bd2 55.Bc1! Bc1 (55...Bc1 56.d6 Passed pawn) 56.Qg4 (better 56.Qc3 Bf4 57.Qf6 Bb8+-) 56...Bg5 57.Qe6 Bd8 58.d6 Bg5 (58...a5 59.Qc8 Bf6 60.ba5+-) 59.d7 (59.Qe5 Bf4 60.Qf4 Kh7 61.d7 h3 62.d8R b5 63.Rd7 Kg8 64.Qb8) 59...Kh5 60.Qe3! (60.Qe3 Be3 61.d8Q+-) 1-0. A3orA6 (2495) - Burrower (2505), Rated Bullet game, lichess.org, 2019. (=1.a3 Nc6 2.b4 e5 3.Bb2)

4.e4 Nf6 5.d3 Nd4 6.Nf3 Nf3 7.Qf3 Bg7 8.Be5+/- Qe7 9.Bc7?? d6 10.Be2 Qc7–+ 11.0-0 Qc2 12.Bd1 Qb2 13.Nd2 Qa1 0–1. Nautiluschess – sssss, ICS blitz, 2001.

4.e4 Bg7 5.Bc4 Nf6 6.d3 d6 7.h3 0-0 8.Nf3 Be6 (8...d5 9.ed5 Nd5 10.0-0=+) 9.Ba2 Nh5 10.Bc1 f5?? (Better is 10...Nd4=) 11.Be6+- Kh8 12.Ng5 (12.c3 Qe8 13.Bb3 Nf4+- ) 12...fe4 13.de4 Qf6 14.Bf5?? Nf4=+ 15.Bf4 gf5?? 16.Qh5 Bh6 17.Nf7 Rf7 18.Bh6 fe4 19.0-0 Rg8 20.Nd2 d5 21.f4?? ef4= 22.Bf4 Qg7 23.g4 Rf4!–+ 24.Rae1?? Qd4 0–1. PoPer – hinum, Live Game Caissa's Web, 2004.

4.Nf3 Bg7 5.e3 Nge7 (5...d6!?=) 6.b5+/- Na5 7.Be5 Be5 8.Ne5 d6 9.Nf3 Bg4 10.d4 (10.Nc3 0-0+/-) 10...Qd7 (10...0-0 11.h3 Bf3 12.Qf3+/-) 11.Bd3 0-0-0 (11...c5 12.bc6! Qc6 13.0-0+/-) 12.0-0+- Rdg8 13.Nbd2 g5 14.Ne4 h6 (better is 14...Bf3 15.Qf3 Qe6+- ) 15.Nf6 Qe6 16.Ng8 Rg8 17.Re1 f5 18.e4 f4 19.Be2 White plans d5 (19.h3!? Bh5+- ) 19...Bf3 20.Bf3 g4 21.d5 Qd7 22.Be2 f3 23.Bf3 gf3 24.Qf3 Qb5 25.Qh3 Qd7 26.Qh6 Qg4 27.g3 Nc4 28.Qe6 (28.Qf6!? Re8 29.Kg2+/-) 28...Qe6+= 29.de6 Nd2 (29...Nc6 30.c3+=) 30.Kg2 Rf8? (better is 30...Ng6!?+=) 31.f4+- Nc4 32.f5 Ne5 33.h3 Rf6 (33...N7c6 34.g4+- ) 34.Rf1 (34.g4 N7c6+- ) 34...b5?! (34...Nc4 35.Rf2 d5+- ) 35.g4 Rf8 36.f6 N7g6 37.e7 Re8 38.f7 Re7 39.f8Q Nf8 40.Rf8 Kd7 41.Kg3 Nc4 42.Kf4 (42.g5 Re4 43.Rf7 Ke6+- ) 42...Ne5 (42...Nd2 43.Re1 Nc4 44.g5 Na3 45.c3+- ) 43.Rf5 Ng6 44.Ke3 Ne5 45.g5 Nc4 (45...Rh7 46.Rh1 Nc4 47.Kd3 Na3 48.h4+- ) 46.Kf4 Ne5 47.Rg1 Ng6 48.Ke3 Nh4 (48...Rh7 49.Rh1 c5 50.Kf2+- ) 49.Rb5 (49.Rb5 Kc6 50.Ra5+- ) 1–0. Klisz,Karolina – Gonsior,Klaudia, Mistrzostwa Miedzywojewodzkie Juniorek Poland, 2012.

3.b5+/- Na5

4.d3 Bb4 5.c3 Bc5 6.Nf3 d6 7.e4 Bd7 8.d4+= ed4 9.cd4 Bb4 10.Bc3 Bc3 11.Nc3 Ne7 12.Be2 0-0 13.0-0 c6 14.Qd2 Rc8 15.a4?? Nb3–/+ 16.Qb2 Na1 17.Ra1 c5 18.d5 Ng6 19.Qd2 Re8 20.Ne1 Qf6 21.Nc2 Re5 22.Ne3 Re4! 23.Ne4 Qa1 24.Bf1 Qe5 25.f3 Ne7 (25...Ne7 26.Nc4 Qd5 27.Qd5 Nd5 28.Ncd6 Rc7–+) 0–1. Boehnke,Hartmut – Fleck,Joachim, corr DDR–ch M737, 1984.

4.e3 c6 5.Be5 cb5 6.Bb5 Nc6 7.Bb2 a6 8.Be2 Nf6 9.Nf3 Be7 10.c4 0-0 11.0-0 Qc7 12.d4 Bb4 13.a3 Ba5 14.c5 b6? 15.Nc3 bc5+/- 16.dc5 Bc3 17.Bc3 d6?? 18.Bf6 gf6 19.cd6 Qa5 20.d7 Rd8 21.Nd4 Bd7 22.Qc2 Nd4 23.ed4 Qg5 24.Qb3 Be6 25.Bc4 Rab8 26.Qa4?? Bh3?? 27.g3= Bf1 28.Rf1 Rb6 29.Qa5?? Rbd6 30.Qc7 Rd4 31.Qf7= Kh8 32.Ba6 R4d7 33.Qe6 Qd5? (34.Qf6 Kg8+- ; Better is 33...Rd6 34.Qe7 Qg7 35.Qg7 Kg7+=) 0–1. stoker – TheGlove, Live Game Caissa's Web, 2004.

4.e3 d5 (--> 1.b4 d5 2.Bb2 Nc6 3.b5 Na5 4.e3 e5).

4.e3 d6 (--> 1.b4 e5 2.Bb2 d6 3.e3 Nc6 4.b5 Na5).

4.e4 (--> 1.b4 Nc6 2.b5 Na5 3.e4 e5 4.Bb2).

4.Be5 a6 5.ba6 ba6 6.e4 d6 7.Bc3 Be7 8.Ba5 Be6 9.d4 Nf6 10.d5 Bg4 11.Be2 Be2 12.Qe2 0-0 13.Nf3 Qd7 14.Nc3 Qg4 15.0-0 Nh5 16.Nd4 Bf6 17.Qg4 Bd4 18.Qh5 Rae8 19.Qf3 Bc3 20.Qc3 Re4 21.Qc7 Rfe8 22.Rfe1 Re1 23.Re1 Kf8 24.Re8 Ke8 25.Qd8 1–0. marekt – Esmoylies1, GameColony.com, 2002.

4.Be5 b6 5.e3 d6 6.Bb2 Nf6 7.Bf6 Qf6 8.Nc3 Be6 (8...Bb7 9.Nf3+- ) 9.d4 (9.Qf3!? Qf3 10.Nf3+- ) 9...d5+= 10.Nf3 Bb4 11.Ne5?? (better 11.Qd2+=) 11...Bc3–+ 12.Ke2 (12.Ke2 Ba1 13.Qa1–+). MARYMARY – awfen, ChessWorld.net, 2018.

4.Be5 Bc5?? 5.Bg7+- a6 (5...Bd4 6.Bd4 Nf6 7.e3+- ) 6.d4 (6.Bh8 ab5 7.e3 Nc4+- ) 6...Bb4 (6...Be7 7.Bh8 ab5 8.Qd3+- ) 7.c3 Bd6 (7...Be7 8.Bh8 ab5 9.e3+- ) 8.Bh8 (8.ba6 b6+- ) 8...c6 (8...ab5 9.e4 Qe7 10.e5+- ) 9.e4 (9.ba6 b5+- ) 9...Bc7 (9...ab5 10.e5 Bf8 11.Bd3+- ) 10.ba6 ba6 (10...b5 11.a4 Ba6 12.ab5 cb5 13.Qh5+- ) 11.Qg4 d5 (11...Ne7 12.Qh5 d5 13.Qh7 de4 14.Qe4 Be6+- ) 12.Qg8 Ke7 13.Qd8 (13.Qh7!? de4 14.Qh4 Kd7+- ) 13...Bd8 14.e5 Bf5 (14...Rb8 15.Bd3 h5 16.Nf3+- ) 15.Bf6 (15…Ke6 16.Bd8 Rd8 17.Nd2+- ) 1–0. Wilk,K – Grajper, Augustow, 1994.

4.Be5 Bd6 5.Bg7 b6 6.Bh8 Bb7 7.e3 f6 (7...Nf6 8.d4+- ) 8.Qh5 Kf8 9.Qh7 Qe7 10.Qe7 (better 10.Qh4 Ke8+- ) 10...Be7 (10...Ke7 11.e4+- ) 11.Nf3 (11.e4!? Be4 12.Nc3 Bc2+- ) 11...Nh6 12.Nh4 (better 12.d4 Bf3 13.gf3 Kf7 14.Bf6 Bf6+- ) 12...Kf7 13.Bf6 The passed pawn on f2 will become decisive later (better 13.Bg7! Kg7 14.Nf3+- ) 13...Bf6 14.Nf3?? (better 14.c3 Bh4 15.h3+- ) 14...Ba1+- 15.h3 Bf6 (15...Bd5 16.a3+- ) 16.Na3 (16.Be2 Rg8 17.g3 Bd5+- ) 16...Re8 17.Nc4 Nc4 18.Bc4 d5 (18...Ke7 19.Ke2+- ) 19.Bd3 (19.Be2 c5+- ) 19...c6 20.bc6 Bc6 21.0-0 (21.c3+- ) 21...d4? (21...Bd7 22.Be2+- ) 22.ed4 (better 22.Nd4 Bd4 23.ed4+- ) 22...Bf3+= 23.Bc4 Kg7 24.gf3 The passed pawn on f3 will quickly become a dangerous weapon 24...Bd4 25.c3 Bf6 26.Rc1 a5 (26...Nf5 27.f4+=) 27.Bb5 Re5 28.Bf1 (28.Rb1 Rg5 29.Kh1 Nf7+- ) 28...Rg5+= 29.Bg2 (29.Kh1 Rf5+=) 29...Nf5 (better 29...Rb5!?=) 30.f4+- Rg6 31.Kf1 Nh4 32.Be4 b5? (better 32...Rh6+- ) 33.Bg6+- Ng6 34.c4 (34.Rb1!? Nf4 35.Rb5 Bd8+- ) 34...b4 35.c5 Nf4 (35...Bd8+- ) 36.c6 Bd8 37.c7 Bc7 38.Rc7 Kg6 39.h4 Nd3 40.Ke2 a4 (40...Nf4 41.Kf3 Ne6+- ) 41.Kd3 Kh5 42.Rc4 b3 43.ab3 (43.a3 b2 44.Kc2 b1R 45.Kb1 Kg6 46.Rg4 Kf6 47.h5 Kf5 48.f3 Ke5 49.h6 Kf6 50.h7 Ke5 51.h8Q Kd6 52.Qf6 Kd5 53.Rg5 Kc4 54.Qc3) 43…ab3 1–0. MARYMARY – jeblague, ChessWorld.net, 2016.

4.Be5 Qe7 5.Bc7 d5 6.Ba5 Be6 7.e3 Nf6 8.Nf3 Qc5 9.d4 Qc8 10.Be2 h6 11.0-0 Bd6 12.Bd3 Bf5 13.Bf5 Qf5 14.g3 Ng4 15.Nh4 Qe4 16.Nd2 Qe6 17.Qf3 b6 18.Nf5 0-0 19.Qg4 g6 20.Bb6 ab6 21.Nh6 Kg7 22.Qe6 fe6 23.Ng4 Bb4 24.Nb1 Rac8 25.a3 Bd6 26.Ra2 Rc3 27.Nc3 g5 28.f3 Kg6 29.e4 e5 30.de5 1–0. themonkey – mpohl, GameColony.com, 2002.

4.Nf3 Nc4 5.Bc3 d6 6.e3 Nb6 7.a4 Bg4 8.Be2 Nf6 9.d3 Be7 10.0-0 0-0 11.Bb2 a6 12.c4 ab5 13.ab5 Ra1 14.Ba1 Qa8 15.Nc3 Nfd7 16.Nd5 Nd5=+ 17.cd5 Qa5 18.e4 Bf3 19.Bf3 Qb5 20.Bg4 Nc5 21.Be2 Qb4 22.Kh1 f5–/+ 23.f4 fe4–+ 24.de4 Ne4 25.fe5 Rf1 26.Qf1–/+ Qc5 27.e6 Nf2 28.Kg1=+ Nh3 29.Kh1= Nf2 30.Kg1 Nd1 31.Kh1= Ne3?? 32.Qf7 Kh8 33.Qg7# 1–0. stoker – etanois5, Live Game Caissa's Web, 2006.

4.Be5 Nc4

5.Bc3 Bc5 6.d4 Ba3? (6...Bf8 7.e4 d5 8.Bc4 dc4 9.Nd2+- ) 7.Na3 (better 7.e3!? Bb2 8.Bc4 Ba1 9.Ba1+- ) 7...Na3+- 8.e3 d6? (better 8...d5+- ) 9.d5 (9.Qc1 Nb5 10.Bb5 c6+- ) 9...Bf5 10.Bd3 (better 10.Bg7!? Nc2 11.Kd2 Na1 12.Qa1 Qh4+- ) 10...Bd3 11.Qd3 (better 11.cd3 Qg5 12.Nf3+- ) 11...Nf6? (better 11...Qg5 12.Nf3 Qg6+- ) 12.Bf6 (better 12.Rd1+- ) 12...Qf6+= 13.Rc1 Qb2 14.Qe4 (better 14.Ne2+- ) 14...Qe5? (better 14...Kf8!? 15.Ne2 Qb5+=) 15.Qe5+- de5 16.c4 0-0? (better 16...a6 17.b6 cb6+- ) 17.Nf3 (17.Rc3!? a6 18.b6 Nc4 19.Rc4 cb6+- ) 17...a6 18.Ne5?? (better 18.b6 cb6 19.Rc3+- (19.Ne5?! Rfc8+- )) 18...ab5+- 19.cb5 (19.c5 Rfe8 20.Nd3 Red8+=) 19...Nb5+= 20.Rc5 Nd6 (20...Ra2!? 21.0-0 Rb2+=) 21.Rc7+- Ra2 22.0-0 b5 23.Nd7 Rd8 24.Rfc1 (24.Rb1 Ne8 25.Rb7 f5+- ) 24...h6 (24...b4 25.Nc5+=) 25.h4 Rd2 26.f3 (better 26.Nb6+- ) 26...Rd5= 27.e4 (27.Nc5 Nf5 28.e4 Rd1 29.Rd1 Rd1 30.Kf2 Nh4=+) 27...Rd4 (better 27...Ne4 28.fe4 R5d7 29.Rd7 Rd7 30.Rc8 Kh7–/+) 28.g4?? (28.Ne5!?=) 28...Nc4?? (better 28...Ne8 29.Nb6 Nc7 30.Rc7 b4–+) 29.Nc5=+ f6 (29...Rd2!?=+) 30.Ne6 (30.Rb7 Rd1 31.Rd1 Rd1 32.Kf2 Rd2 33.Ke1 Rb2+=) 30...Rd1 (30...R4d7 31.h5=) 31.Rd1+= Rd1 32.Kg2 Ne5 (32...g5!?+=) 33.Rg7+- (worse 33.Ng7 Rd2 34.Kg3 Rd3+- ) 33...Kh8 34.f4 (better 34.Rb7+- ) 34...Nd3?? (better 34...Rd2 35.Kg3 Rd3 36.Kh2 Rd2 37.Kg1 Nf3 38.Kf1 Nh2 39.Ke1 Nf3 40.Kf1 Nh2 41.Ke1 Nf3 42.Kf1=) 35.Kf3 (35.Rf7 h5 36.g5 Rd2 37.Kf1 Rf2 38.Kg1 Rf4 39.Nf4 Nf4 40.gf6 Kg8+- ) 35...b4? (35...Nc5 36.Re7 Ne6 37.Re6 Rf1 38.Ke3+- ) 36.Rg6?? (better 36.Ke2 Nb2 37.Rf7+- ) 36...b3+- 37.Rh6 Kg8 38.Rg6 (better 38.Rf6 b2 39.Rf8 Kh7 40.Rb8+- ) 38...Kf7=+ 39.f5 Ne5 40.Ke2 Rd3?? (better 40...b2 41.Rg7 Ke8 42.Rg8 Ke7–/+) 41.Rg7 (41.g5 Ng6 42.fg6 Ke6 43.Kd3 fg5 44.hg5 Ke7+- ) 41...Ke8 42.Rg8 (better 42.g5 fg5 43.hg5 b2+- ) 42...Ke7 43.Rg7?? (better 43.g5 Rh3 44.Rg7 Kd6 45.Rb7 Rh4 46.gf6 Re4 47.Kd2+- ) 43...Ke8 44.Rb7 (44.g5!? fg5 45.hg5 b2+- ) 44...Rh3 45.g5 Nc4 (45...Rh2 46.Ke3 Rh4 47.Ng7 Kf8 48.gf6 Kg8+- ) 46.gf6 b2 (46...Rh2 47.Ke1 Rh1 48.Kf2 Rh2 49.Kg3 Rg2 50.Kg2 Ne3 51.Kf3 Nf5 52.f7) 47.f7 1–0. MARYMARY – revchrisg, ChessWorld.net, 2012.

5.Bc3 d5 6.d3 Nb6 7.g3 d4 8.Bb2 Na4 9.Qc1 Bb4 10.Nd2? Bd2?? 11.Kd2= Qg5 12.e3 de3 13.fe3 Qd5 14.Bg7 Qh1 15.Be2 Qc6?? 16.bc6+- f6 17.Bh8 Kf8 18.Qa3 (18…Kf7 19.Bh5 Ke6 20.Qf8 Kd5 21.Bf3 Ke5 22.d4 Ke6 23.Qg8 Ke7 24.Qg7 Ke8 25.Bh5 Kd8 26.Qf6#) 1–0. baudrey – Sailor, Live Game Caissa's Web, 2004.

5.Bc3 d5 6.e3 Bd7 7.a4 a6 8.ba6 Ra6 9.d3 Nd6 10.a5 b5 11.ab6+/- Rb6 12.Nf3 Nb5 13.Bd2 Qf6? 14.Ra8+- Ke7 15.Bb4 Nd6 16.Bc5 Rb7 17.Bd4 Qf5 18.Nbd2 Nf6 19.Be2 g5?? 20.Ne5 Bg7 21.Rh8 Bh8 22.Nd7 Qd7 23.Nf3 h6 24.0-0 Nf5 25.Bc5 Ke8 26.Qa1 Qb5? 27.d4 Qb2 28.Qa8 Rb8 29.Qc6 Nd7 30.Bd3 Ne7 31.Be7 Ke7 32.Qd5 Qb6 33.Nd2 c5 34.Bc4 Rf8 35.Rb1 Qd6 36.Qd6 Kd6 37.Ne4 Ke7?! 38.d5 f5 39.Ng3 f4 40.ef4 Rf4 41.Re1 Be5 42.Bd3 Kd6 43.Ne2 Rf8 44.c4 Re8 45.Ng3 Nf6 46.Nf5 Kd7 47.Rb1 Rb8 48.Nh6 Rb1 49.Bb1 Bd4 50.Kf1 Be5 51.h3 Kd8 52.Nf7 (52.Nf7 Kd7 53.Ne5 Ke7 54.Ke2+- ) 1–0. De Jager,Jaap (2290) – Nuijts,P, Vlissingen HZ op 2nd, 1998.

5.Bc3 d5 6.e3 Nf6 7.Nf3 Bg4 8.Be2 Qd7 9.a4 a6 10.d3 Nd6 11.Bf6 gf6 12.Nc3 c6 13.ba6 Ra6 14.Nd4 Be6 15.0-0 Rg8 16.Ne6 fe6 17.Bh5 Kd8 18.Qf3 f5 19.Rfe1 Nf7 20.Bf7 Qf7 21.Reb1 Bd6 22.g3 h5 23.e4 Be5 24.Ra3 Bc3 25.Rc3 Ra4 26.ed5 ed5 27.Qd1 f4 28.Ra1 fg3 29.fg3 Rag4 30.Ra8+= Kc7 31.Rg8 Rg8 32.Ra3 h4 33.Kg2 Rf8 34.Qe2 Re8 35.Qf3 h3 36.Kf2 Qe6 37.Qf4 Kd7 38.Qd2 Qg4 39.Qf4?? Qe2 (39...Qe2 40.Kg1 Qg2#) 0–1. Hasler,Ulrich – Topfer, corr ICCF III–786, 1989.

5.Bc3 Bd6?? 6.e4 (6.e3 Ne5 7.f4 Qh4 8.g3 Qe7+- ) 6...Nf6? (6...Ne5 7.f4 Ng6 8.Bg7 Be5 9.Bh8 Bh8+- ) 7.Bc4 Ne4 8.Bg7 Rg8 9.Qe2 Qe7 10.f3 (better is 10.Bd4 Rg2 11.Bd5+- ) 10...Bg3 (10...Nd2 11.Nd2 Rg7+- ) 11.hg3 Ng3 12.Qe7 Ke7 13.Rh7 Nf5 (13...d5 14.Bd3 Bf5 15.Bf5 Nf5 16.Be5 Rg2 17.Ne2+- ) 14.Bb2 Nd6 15.Bf1 (15.Ba3 Rg2 16.Kf1 Rg8+- ) 15...b6 (15...Ne8 16.Nh3+- ) 16.Rh8 (better is 16.Kf2 Bb7+- ) 16...Rh8 17.Bh8 f6 18.g4 Bb7 19.Bg7 Nf7 20.g5! fg5 (20...fg5 21.Nc3 Combination; 20...Ng5 21.Kf2 Combination) 21.Bb2 Rg8 22.c4 g4 23.Be2 Nd6 (23...g3 24.Nc3+- ) 24.fg4 Nc4 25.Bc4 (25.Bc3!? d5+- ) 25...Rg4 26.Na3 Rg1 27.Ke2 Rg2 28.Kd3 d5 29.Bb3 Rg3 30.Kc2 Rg5 31.Re1 Kd6 32.Nb1 c5 33.bc6! Bc6 (33...Bc6 34.Ba3 Combination; 33...Kc6 34.Nc3 Combination) 34.Ba3 Kc7 35.d4 (better is 35.Re7!? Kd8+- ) 35...a5 36.Nc3 b5 37.Be7 Rf5 38.a4 ba4 39.Ba4 Ba4 40.Na4 Rf2 41.Kd3 Rf3 42.Re3 Re3 43.Ke3 Kb7 44.Nc3 Kc8 45.Nd5 Kb7 (45...Kd7+- ) 46.Nf6 Ka6 47.d5 1–0. Ladeira,Paulo – Perry,Hugh, IECC, 2013.

5.Bc3 Nf6 6.e4 Nb6 7.Qf3 Be7 8.a4 d5 9.e5 Ne4 10.Bb2 Be6 11.Nc3 Nc5 12.d4+/- Ncd7 13.a5 Nc8 14.Nd5 Ne5 15.Nf6 Bf6 16.de5 Bd5 17.Qe2 Bg5 18.Rd1 c6 19.Bc3 Qc7 20.Nf3 Bh6 21.Nd4 Ne7 22.bc6 bc6 23.Qh5 0-0 24.Bd3 Ng6 25.Nf5 Bf4 26.0-0 Be5 27.Be5 Qe5 28.Rfe1 Qc7 29.Ne7!! Kh8 30.Bg6 (30.Bg6 fg6 31.Ng6 Kg8 32.Nf8 Rf8 33.Re8+- ; 30.Ng6?! fg6 31.Bg6 Bg8+/-; 30.Nd5?! cd5 31.Qd5 Rae8+/-) 1–0. Gerold – Schulz, corr DDR, 1981.

5.Bd4 a6 6.ba6 Ra6 7.e4 b5 (7...d5 8.Nc3 Re6 A) 9.Nd5? Re4 10.Ne3 Qd4–+ (worse 10...Rd4 11.Bc4 Re4 12.Ne2+- ); B) 9.Bc4 dc4 10.Nf3+- ) 8.Nc3 c6 (8...Re6 9.Bc4 bc4 10.Nh3+- ) 9.Bc4+- bc4 10.Qe2 c5 (10...d6 11.Qc4 Qg5 12.Qf1+- ) 11.Be3 Bb7 (11...Rg6 12.f4+- ) 12.Rb1 (12.Nf3 Rb6+- ) 12...Bc6 (better 12...Rb6 13.Rb6 Qb6 14.Qc4 f5+- ) 13.Nf3 Ra3 (13...d6 14.Qc4 Ra5 15.Ng5+- ) 14.Qc4 Ra5 (14...Ra8+- ) 15.Ne5 Ke7 (15...d5 16.ed5 Qd6 17.Nc6 Ra8+- ) 16.Qf7 Kd6 17.Nc4 Kc7 18.Bf4 (18.Bf4 Bd6 19.Bd6 Kc8 20.Rb8) 1–0. michaelbuss (2800) – johnhg57 (1645), ChessWorld.net, 2012.

5.Bd4 a6 6.ba6 Qh4? 7.Nf3+- Qf4?? 8.e3 Qg4 9.Bc4 1–0. pcmvr (1700) – erikmussche (1825), net–chess.com, 2006.

5.Bd4 Nb6 6.Nf3 d5 7.e3 Nf6 8.Nc3 Bd6 9.Bd3 0-0 10.a4 Bg4 11.Bf6 Qf6 12.a5 Bf3 13.Qf3+- Qf3 14.gf3 Nd7 15.Nd5 Ne5 16.Be2 c6 17.Nc3 Bb4 18.f4 Bc3 19.dc3 Nd7 20.a6 ba6 21.bc6 Nc5 22.Ra5 Ne4 23.Ba6 Rab8 24.Ke2 (24…Rb2 25.c7 Rc2 26.Kd3 Rc3 27.Ke4 Rc7 28.Rb1+- ) 1–0. marekt – NathanStack, ChessWorld.net, 2004.

5.Bd4 c5 6.bc6 dc6 7.e3 Na5 8.Nf3 Nh6 9.c4 Be6 (9...f6 10.Qa4 Bd7 11.Bc3+- ) 10.Qa4+- Bd6?? (better 10...b6+- ) 11.Bg7 Rg8 12.Bh6 Nc4 (12...Rg4 13.Nc3 b5 14.Qc2 Nc4 15.Bc4 Bc4 16.Nd4+- ) 13.Bf4 (better 13.Bc4 Bc4 14.Qc4 Qf6 15.Qe4 Kd7+- ) 13...Bf4 (13...b5 14.Qc2 Bf4 15.ef4+- ) 14.ef4 (better 14.Bc4 Bd6 15.Be6 fe6+- ) 14...Nb2 (14...Qe7 15.Ne5 Ne5 16.fe5 Qc5+- ) 15.Qe4 (better 15.Qc2 Qb6 16.Nc3 0-0-0+- ) 15...Rg7 (15...Qa5 16.Qd4 Na4 17.Na3+- ) 16.Nc3 (16.Qe5 f6 17.Qb2 Bd5+- ) 16...Kf8 (16...Qe7 17.Rb1 f5 18.Qe3+- ) 17.Qb4 Kg8 (17...Qe7 18.Qb2 Bf5 19.Ne2+- ) 18.Qb2 f6 (18...Qb6 19.Rb1 f6 20.Qb6 ab6 21.Rb6+- ) 19.g3 (19.Ne4 Rf7+- ) 19...Rd7 (19...Re7 20.0-0-0+- ) 20.Bg2 Bg4 (20...Bc4 21.0-0-0+- ) 21.0-0 Bf3 (21...Qb6 22.Qc2 Qc5 23.Qb3 Rf7 24.Rfe1+- ) 22.Bf3 Rd2 (22...Qb6 23.Qa3 Qd8 24.Rfe1+- ) 23.Qb3 (better 23.Qb7 Kh8+- ) 23...Kg7 24.Rad1 Rd1 25.Rd1 Qc8 26.Ne4 f5 27.Nd6 (27.Qc3 Kg8 28.Nf6 Kf8 29.Qc5 Kf7 30.Bh5 Kg7 31.Qe7 Kh8 32.Qh7) 27...Qf8 28.Qb7 Kh6 (28...Kg8 29.Qc6 h6 30.Nf5 Qf5 31.Qa8 Kg7 32.Qa7 Qf7 33.Rd7 Qd7 34.Qd7 Kg8 35.Bd5 Kh8 36.Qf7 h5 37.Qg8) 29.Nf5! Kg6 (29...Qf5 30.Rd6 Mate attack) 30.Qc6 (30.Bh5 Kh5 31.Qh7 Qh6 32.Qh6 Kg4 33.Nd4 Re8 34.h3) 30...Kf7 (30...Qf6 31.Nh4 Kf7 32.Rd7 Qe7 33.Re7 Ke7 34.Nf5 Kf8 35.Qf6 Kg8 36.Bd5) 31.Bd5 1–0. UncleBulgaria (2405) – TALWYN4001, ChessWorld.net, 2014.

5.Bd4 c5 6.bc6 dc6 7.e3 Nd6 8.Nf3 Be6 9.Nc3 Be7?? 10.Bg7+- Bf6 11.Bh8 Bh8 12.d4 c5 13.Qd2 Qf6 14.Nb5 (14.Nb5 Nb5 15.Bb5 Kf8 16.0-0+- ) 1–0. mtrc – NewYorker10459, internet, 2002.

5.Bd4 Nd6 6.e3 Nb5?? (better 6...Nf5+- ) 7.Bb5+- Nf6 8.Bd3 (8.Nc3 c6 9.Be2 Be7+- ) 8...Bb4 (8...Be7 9.Nf3+- ) 9.Nc3 c5 (9...Be7 10.Qf3+- ) 10.Be5 (better 10.Bf6 Qf6 11.Nd5+- ) 10...Ng4 (10...Bc3 11.Bc3 d5+- ) 11.Bg7 (better 11.Qg4 Rg8 12.Qe4 f5+- ) 11...Rg8 (11...Bc3 12.dc3 Nf2 13.Kf2+- (13.Bh8?! Nd1 14.Rd1 d6+- )) 12.Qg4 Bc3 (12...d5 13.Bb5 Bd7 14.Nd5 Bb5 15.Qe4 Kd7 16.Nb4 cb4 17.Qd5 Ke8 18.Qb5 Qd7 19.Qe5 Qe6 20.g3+- ) 13.Qe4 Be5 (13...Qe7 14.Bc3 h6 15.Qf3+- ) 14.Be5 d6 (14...d5 15.Qh7 Ke7+- ) 15.Bd6 Be6 16.Bc5 (16.Bb5 Qd7 17.Qh4 f6 18.Qf6 Ba2 19.Qe7) 16...Rg4 (16...Qd5 17.Qh7 0-0-0 18.Ba7 Rg2+- ) 17.Bb5 Qd7 18.Bd7 Kd7 19.Qb7 Ke8 (19...Kd8 20.Be7 Ke8 21.Bf6 Bd7 22.Qa8 Bc8 23.Qc8) 20.Qe7 1–0. MARYMARY – LionxLion, ChessWorld.net, 2018.

5.Bd4 d5 6.e3 Na5 7.Nc3 Ba3?? 8.Bg7+- Nh6 9.Bh8 Bb2 10.Rb1 Ba3 11.Qh5 Qd6 12.Be5 Qg6 13.Qg6 hg6 14.Nd5 Kd7 15.Bc7 b6 16.Nf3 Bb7 17.Bb6 Bd5 18.Ba5 Ba2 19.Ra1 Bd5 20.Ra3 Bf3 21.gf3 Nf5 22.e4 (22.e4 Nh4 23.Bb4+- ) 1–0. mtra – rakis, internet, 2002.

5.Bd4 d5 6.e3 a6 7.ba6 Ra6 8.Nf3 Nf6 9.Be2 Be7 10.d3 Nd6 11.0-0 0-0 12.e4 Nb5 13.Be5 Ng4 14.Bb2 Na3 +/-.

5.Bd4 d5 6.Nf3 Nf6 7.e3 Bg4 8.Bc4 dc4 9.Qe2 Be7 10.Nc3 0-0 11.Qc4+- Bf3 12.gf3 a6 13.Rb1 a5 14.Ke2 g6 15.h4 Qd6 16.h5! c5 17.Bf6 Bf6 18.hg6 hg6 19.Ne4 Qe7 20.Rbg1 Kg7 21.Ng3 Qe6 22.Nh5 Kg8 23.Rg6! (23.Rg6 fg6 24.Qe6 Rf7 25.Nf6 Kf8 26.Rh8 Kg7 27.Rh7 Kf8 28.Qf7#) 1–0. Woelfelschneider,Peter (2275) – Santos,Pedro (1785), remoteschach.de, 2010.

5.Bd4 Nf6 6.e3 c5 7.bc6+- (worse 7.Bc4 cd4 8.ed4 d5+- ) 7...bc6?? (better 7...Na5 8.cb7 Bb7+- ) 8.Bc4 d5 9.Bd3 Bd6 10.c4 c5 11.Bf6 Qf6 12.Nc3 d4 (12...dc4 13.Be4 Rb8 14.Qa4 Bd7 15.Qa7+- ) 13.Ne4 Qe5 (13...Qe7 14.Nd6 Qd6 15.Be4+- ) 14.Nf3 Qe7 15.Nd6 Qd6 16.ed4 (16.Be4 Rb8 17.Qa4 Bd7 18.Qa7 0-0+- ) 16...cd4 (16...0-0 17.Qc2 Bg4 18.Bh7 Kh8 19.Be4 Bf3 20.Bf3 Rae8 21.Kf1 Qd4 22.Qc3 Qc3 23.dc3+- ) 17.0-0 (17.Be4 Rb8 18.Qa4 Bd7 19.Qa7 0-0+- ) 17...0-0 18.Qc2 g6 (18...h6 19.Be4 Rb8 20.c5+- ) 19.c5 Qd5 (19...Qf6+- ) 20.Be4 d3 (20...Bf5 21.Bd5 Bc2 22.Ba8 Ra8 23.Nd4+- ) 21.Bd5 dc2 22.Ba8 Bg4 (22...Ba6 23.Be4 Bf1 24.Kf1+- ) 23.Be4 Rc8 24.d4 1–0. Adlai – Vercace, internet, 2020.

5.Nf3 Ne5 6.Ne5 Nf6 7.Nc3 d5 8.d4 Bb4 9.e3 Bc3 10.Ke2 Ba1 11.Qa1 0-0 12.f3 Bf5 13.Kd2 Nd7 14.Bd3 Ne5 15.Bf5 Nc4 16.Kd3 Qg5 17.Qe1 Qf5 18.e4 Qg5 19.Rg1 Rfe8 20.a4 a6 21.h4 Qf6 22.Qb4 Qh4 23.ed5 Qf2 24.Rc1 Qe2 (25.Kc3 Re3) 0–1. Cumin,Alessandro – Fantoni,Franco, The Climb MUL/0/89, 2001.

5.Bg3 Qf6 6.Nc3 Bb4=+ 7.Ne4 Qd4 8.c3+/- Bc3?? 9.Nc3+- Nf6 10.Bc7 0-0 11.e3 Qc5 12.Bg3 Nb6 13.Rc1 Qb4 14.Nf3 d6 15.Bd3 Bg4 16.0-0 Rfe8 17.h3 Bh5 18.a4 Na4 19.Qa4 Qc5 20.Qf4 Qb6 21.Bh4 Qd8 22.Ne4 Bg6 23.Bf6 Qa5 24.Bc3 Qb6 25.Nd6 1–0. Bonetti,Shane – EPC, ICC, 2002.

4.Be5 c6

5.bc6 dc6 6.e3 Be6 7.Nf3 Bd6?? 8.Bg7+- Qb6 9.Bh8 Ne7 10.Bf6 Ng6 11.Nc3 h6 12.Rb1 Qc7 13.Ne4 Ba2 14.Ra1 Bd5 15.Nd6 Qd6 16.Bb2 Nc4 17.Bc4 Bc4 18.d3 Ba6 19.Ba3 Qd5 20.c4 Qa5 21.Nd2 Ne5 22.Qc2 0-0-0 23.0-0 Nd3 24.Be7 Qc7 25.Bd8 Qd8 26.Rfd1 Nb4 27.Qb2 Nd3 28.Qd4 Qd4 29.ed4 Nb2 30.Re1 Bc4 31.Reb1 Bd3 32.Rb2 Kc7 33.Ra7 f5 34.Rbb7 Kd6 35.Rh7 (35.Rh7 Bc4 36.Rhd7 Ke6 37.Nc4 f4 38.Rd6 Kf5 39.f3 Kg5 40.Ra5 c5 41.Rc5 Kh4 42.Rh6#; 35.Rf7 Bc4 36.Rad7 Ke6 37.Nc4 f4 38.d5 cd5 39.Rde7#) 1–0. 1805DYDIDIDY – Katharina, mySchach.de, 2005.

5.e3+/- cb5 6.Bb5 Nc6 7.Bf4 Nge7 8.Nc3 a6 9.Bd3 Ng6 10.Bg6 hg6 11.Nd5 g5?? 12.Bc7+- Qc7 13.Nc7 Kd8 14.Na8 1–0. themonkey (2125) – skynetv, GameColony.com, 2002.

4.Be5 d5

5.e3 a6 6.ba6 ba6 7.Nf3 Bg4 8.h3 Bf3 9.Qf3 Rb8? (Better is 9...Nc6 10.Bc3 Nb4+/-) 10.Qg3+- g6?? (10...Ra8+- ) 11.Bc7 Bd6 12.Bd6 Rb6 13.Bc7 Qc8 14.Bb6 Nb7 15.Qe5 Kf8 16.Qh8 Nd6 17.Nc3 d4 18.Qd4 Qe6 19.Bc5 Nh6 20.Bd6 Kg8 21.Rb1 f6 22.Rb8 Kg7 23.Bf8 Kf7 24.Qa7 Kg8 25.Qg7# 1–0. marekt – Golemfinder, ChessWorld.net, 2003.

5.e3 b6 6.Nf3 Nf6 7.Be2 Bd6 8.0-0 c5 9.a4 0-0 10.Bb2 Bg4 11.Ne1 Nc4 12.Bf6 Qf6 13.Ra2 Bf5 14.Bc4 dc4 15.Nf3 Rfe8 16.Na3 Qg6 17.g3 Bh3 18.Re1 Qh5 19.Nc4 Bg4 20.Nd6 Bf3 0–1. valpa – Excessive_Force, playchess.de, 2002.

5.e3 Bc5 6.Bg7 Qe7 7.Bh8 d4 8.Nf3 f6 9.Be2 Bg4 10.Nd4 Be2 11.Ne2 0-0-0 12.Nec3 Nh6 13.Qh5 Qf8 14.Bf6 Qf6 15.Qc5 Ng4 16.f3 Ne5 17.Qa7 Nac4 18.Qa8 Kd7 19.Qb7 Ke8 20.f4 Ng4 21.Qe4 Kf7 22.Qc4 Kf8 23.Qc7 Qh4 24.g3 Qf6 25.Qh7 Rd2 26.Kd2 Qd6 27.Qd3 Qh6 28.Qd8 Kf7 29.Qd7 Kf8 30.Qg4 Qd6 31.Ke2 1–0. Bonetti,Shane – guest267, ICC, 2002.

5.e3 Bd7 6.Nf3 Nc4 7.Bc4 dc4 8.a4 Bc5 9.0-0 a6 10.Bg7 ab5 11.Nc3 ba4 12.Bh8 f6 13.d4 Be7 14.Nd2 b5 15.Qh5 Kf8 16.Qh7 1–0. Hasler – Calster, corr ICCF EU III–GT–7 1965.

5.e3 Nf6 6.Qf3 Be6 7.Bf6 Qf6 8.Qf6 gf6 9.d4 Rg8 10.g3 0-0-0 11.Bd3 f5 12.Nf3 h6 13.Nbd2 Bb4 14.Kd1 Bc3 +/-.

5.e3 Nf6 6.Nf3 Bd6 7.Nc3 Qe7 8.Bf6 Qf6 9.Nd5 Qe6 10.c4 Nc4 11.Bc4 (11…Qg4 12.d4+- ) 1–0. Wall,Bill (2365) – Hanorak, Microsoft Gaming Zone, 1999.

4.Be5 d6

5.Bb2 Nc4 6.Qc1 d5 7.e3 Nb2 8.Qb2 a6 9.a4 Bd7 10.Nf3 Nf6+= 11.Be2 Be7 12.0-0 0-0 13.c4 Ne4 14.Nc3 Bf5 15.cd5 Nc3 16.Qc3 Bf6 17.d4 Qd5 18.Rfc1 Bg4 19.Qc4 Qf5? 20.Qd3 Qd5 21.Rc7+- Bf5 22.Qd1 ab5 23.ab5 Qd8 24.Ra8 Qa8 25.Qc1 Bd8 26.Rc5 b6?? 27.Rf5 Qe4 28.Rf4 Qd5 29.Qc4 Qd6 30.Ne5 Bf6 31.Qc6 Qb4 32.Nd7 Re8 33.Nf6 gf6 34.Qe8 Kg7 35.Rg4 Kh6 36.Rh4 Kg5 37.Qg8 Kf5 38.Qg4# 1–0. Skaug,Thorbjorn – Halvorsen,Erlend, Klubbmesterskap, 2003.

5.Bb2 Nc4 6.Bc3 Nf6 7.d3 Nb6 8.a4 Be7 9.Bb2 0-0 10.Nf3 c5 11.c4 d5 12.Nbd2 dc4 13.dc4 Nh5 14.e3+/- Be6 15.Be2 f5 16.0-0 Bf6 17.Ne5 Qc7 18.f4 Rad8 19.Bh5 Nc4 20.Nec4 Bc4 21.Bf6 Rf6 22.Rf2 g6 23.Be2 Be2 24.Qe2 b6 25.Nc4 Re6 26.Ne5 (26.Ne5 Rdd6 27.e4 fe4 28.Qe4+- ) 1–0. Kleinke,Uwe – Denzin,Michael, corr DDR–ch I744, 1979.

5.Bb2 c5 6.e3 Nf6 7.Na3 Bf5 8.Nc4 Nc4 9.Bc4 d5 10.Be2 Qa5 11.c4 0-0-0 12.Nf3 dc4 13.Bc4 Ne4 14.0-0 Nd2 15.Nd2 Rd2 16.Qb3 Bc2 17.Qc3 b6 18.Qa5 ba5 19.Rfe1 Be7 20.Re2 Rhd8 21.Rd2 Rd2 22.Bf7 Bf6 23.Bf6 gf6 24.Bb3 Bd3 25.g3 c4 26.Bd1 c3 27.Bf3 c2 28.a4 f5 29.Rc1 h6 30.Bh5 Kb7 31.Kg2 a6 32.ba6 Ka6 33.Bf3 Be4 34.Be4 fe4 35.Kf1 h5 36.Ke1 Rd6 37.Rc2 h4 38.Rd2 Rh6 39.Rd4 hg3 40.hg3 Rh1 41.Ke2 Kb6 42.Re4 Ra1 43.g4 Ra2 44.Kf3 Kc5 45.g5 1–0. valpa – sendog, playchess.de, 2002.

5.Bb2 d5 6.e3 c6 7.a4 a6 8.f4 Nf6 9.Nf3 Bg4 10.Be2 Qe7 11.Bc3 ab5 12.ab5 Qc7 13.0-0 Be7 14.bc6 0-0 15.cb7 Nb7 16.Nd4 Be2 17.Ne2 Ne4 18.Ra8 Ra8 19.Be5 Qd7 20.d3 Nf6 21.Nd2 Ng4 22.Rf3 Bf6 23.Bf6 Nf6 24.c4 Nc5 25.d4 Nce4 26.Ne4 Ne4 27.c5 g5? 28.fg5+- Ra6 29.h4 Kg7 30.Nf4 h6 31.Nh5 Kg6 32.Nf6 Nf6 33.Rf6 Rf6 34.gf6 Qe6 35.Qc2 Kf6 36.Kf2 Ke7 37.Kf3 h5 38.g3 Qh3 39.Qg2 Qg4 40.Kf2 Qf5 41.Qf3 Qc2 42.Kg1 Qb1 43.Kh2 (43.Kh2 Qc2 44.Kh3+- ) 1–0. Suess,Stefan – Bauer, corr, 1986.

5.Bb2 Bd7 6.e3 c5 7.c4 b6 8.Nf3 Be7?? 9.Bg7+- Bf6 10.Bh8 Bh8 11.Nc3 Be6 12.Qa4 Nf6 13.Rc1 Bd7 14.Qc2 Be6 15.d3 Bf5 16.e4 Qe7 17.Be2 Bg4 18.h3 Bd7 19.0-0 Nh5 20.Nd5 Qd8 21.Qd2 Nf6 22.Qh6 Be6 23.Ng5 Kd7 24.Nh7 Nh7 25.Qh7 Bd5 26.ed5 Qe7 27.Bg4 Kc7 28.Rfe1 Be5 29.Qf5 a6 30.ba6 Ra6 31.Qc8# 1–0. CountFromHolland – DENTISTA, playchess.de, 2002.

5.Bb2 Bd7 6.e3 Nf6 7.Bc3 b6 (7...c6 8.bc6 Nc6 9.Bf6 Qf6 10.Nc3+/-) 8.Ba5 ba5 9.c4 (9.Nf3 d5+/-) 9...d5 10.Nc3 dc4 (10...a6 11.ba6 d4 12.ed4 Ra6 13.Be2+/-) 11.Bc4 Bd6 12.Nf3 0-0 13.d4 (13.0-0 c6+/-) 13...Bg4 (better 13...Bb4 14.Qc2 Ne4=) 14.0-0+- Bb4 (14...Rc8 15.Rc1+-) 15.Rc1 Re8 (15...a6 16.ba6 Qe7 17.h3+-) 16.h3 (16.Qb3 Be6+-) 16...Bh5 17.Be2 (better 17.g4 Bg6 18.Ne5+-) 17...Qd7? (better 17...a6+-) 18.Ne5 Be2 19.Nd7 (19.Ne2?! Qb5 20.a4 Qb7+/-; 19.Qe2?! Qe6+-) 19...Bd1 20.Nf6 (20.Nd1 Nd7 21.Rc7 Nf6=+) 20...gf6 21.Rfd1 (21.Rcd1?! Bc3 22.Rc1 Bb4 23.Rc7 Reb8=; 21.Nd1?! a6+-) 21...Rab8 (21...Rad8 22.a4+-) 22.a4 (22.Nd5 Rec8 23.a4 Rb7+-) 22...Rec8 (22...Rbd8 23.Ne2 Rd7 24.Rc6+-) 23.Nd5 c6 (23...Rb7 24.Rc6+-) 24.Nf6 (better 24.bc6 f5+-) 24...Kf8 (24...Kg7 25.Nd7 cb5 26.Nb8 Rb8 27.ab5 Rb5+-) 25.Nd7 Kg7 (25...Ke7 26.Nb8 Rb8 27.bc6+-) 26.Nb8 Rb8 27.bc6 Rc8 (27...Ba3 28.c7 Rc8 29.d5 Bc1 30.d6+-) 28.d5 Bd6 29.e4 Kf6 30.g3 Ke5 (30...Ke7 31.f4 f6 32.Kf2+-) 31.f3 (31.Rc4 Kf6 32.f4 Ke7+-) 31...h5 (31...f6 32.Kf2+-) 32.Kf2 (better 32.Rc4 Kf6 33.f4 Bc7+-) 32...f5 (32...Bc7 33.f4 Ke4 34.d6 Bb6 35.Ke2+-) 33.Ke3 (better 33.f4 Kf6 34.e5 Ke7+-) 33...fe4 34.fe4 Kf6 (34...Rg8 35.Rg1+-) 35.Rf1 Ke7 36.Rb1 (36.Rf5 Bg3 37.e5 Be5 38.Re5 Kf6 39.Re6 Kf7+-) 36...Bg3 37.Rb7 Kd8 (37...Kd6+-) 38.Rf8 1-0. minnesotawild (2230) - ignaciope (1700), Rated Blitz tournament, lichess.org, 2016.

5.Bb2 Bd7 6.e3 Nf6 7.c4 Be6 8.Qc2 d5 9.c5 Ne4 10.d4 b6 11.Ba3 Nb7 12.cb6 ab6? 13.Qc6+- Bd7 14.Qd5 Nbd6 15.Bb2 Nf6+/- 16.Qe5 Qe7 17.Qe7 Be7 18.Nf3 Nb5+/- 19.Ne5 Be6?? 20.Bb5+- Nd7 21.0-0 Bd6 22.Nc4 Bc4 23.Bc4 0-0 24.Nc3 Nf6 25.Nb5 Ne4 26.Bd5 Ra5 27.a4 Nf6 28.Bc6 h6 29.Bc3 Rb5 30.ab5 Rd8 31.Ra8 Ra8 32.Ba8 Nd7 (32...Nh5 33.Bf3 Nf6 34.Ra1+- ) 1–0. Nielsen,Joergen Axel – Thomsen, Nakskov, 1970.

5.Bb2 f6 6.e4+- Be7 7.Bc3 b6 8.Ba5 ba5 9.Bc4 Nh6 10.Nc3 Nf7 11.Nge2 0-0 12.Nd4 Bd7 13.0-0 Qc8 14.Nd5 Qe8 15.Nc7 Qc8 16.Bf7 Kf7 17.Qh5 Kg8 18.Qd5 Kh8 19.Na8 Qa8 20.Nc6 Qe8 21.Na7 f5 22.b6 Qb8 23.Rab1 f4 24.Nc6 Qb7 25.Ne7 (25.Ne7 Qb8 26.b7+- ) 1–0. wiking (2295) – mhackfeld (2005), internet, 2010.

5.Bb2 Nf6+= 6.Nc3 Nc4 7.Bc1 Bf5 8.e4+/- Ne4? 9.Bc4+- Nc3 10.dc3 Be7 11.Qd5 Be6 12.Qb7 Bc4 13.Qc6 Kf8 14.Qc4 Rb8 15.Nf3 d5 16.Qd3 g6 17.0-0 Bh4 18.Bh6 Ke8 19.Nh4 Qh4 20.Rfe1 Kd8 21.Qd5 Kc8 22.Qf7 Qh6 23.Qe6 Kd8 24.Rad1 (24.Rad1 Qd2 25.Rd2#) 1–0. pcmvr (1825) – fredo83, internet, 2005.

5.Bb2 Nf6 6.e3 c6 7.c4 Ne4 8.d3 Nf6 9.Nc3 Be7 10.Nf3 Bg4 11.Be2 cb5 12.cb5 d5 13.h3 Bh5 14.g4 Bg6 15.Nh4 0-0 16.Ng6 fg6 17.Bf3 Bb4 18.a3 Bc5 19.d4 Bb6 20.g5 Nh5 21.Bd5 Kh8 22.h4 Re8 23.0-0 Qd7 24.a4 Bc7 25.Qf3 Rf8 26.Qg2 Rf5 27.Be4 Rf7 28.Nd5 Bd6 29.Rac1 Nb3 30.Rc2 Re8 31.Bd3 Rf3 32.Qf3 Rf8 33.Qg2 Bb8 34.Be2 h6 35.gh6 Kh7 36.Ba3 Rg8 37.Ne7 Bd6 38.Qg6 Kh8 39.Bd3 Bh2 40.Kh2 Qc7 41.Rc7 Nf6 1-0. MASZTALERZ (2165) - kiasar (1715), Rated Classical game, lichess.org.

5.Bb2 Nf6 6.Nf3 g6 7.e3 Bg7 8.d4 0-0 9.Bd3 Re8 10.c4 Bg4 11.Nbd2 c5 12.0-0 Rc8 13.d5 Bf5 14.Bf5 gf5 15.Qc2 Qd7 16.Rfe1 h6 17.e4 f4? 18.Re2 a6 19.a4 ab5 20.ab5 b6 21.Rae1 Re7 22.Nh4 Qg4 23.Ndf3 Rce8 24.h3 Qd7 25.Nf5 Re4 26.Re4 Re4 27.Re4 Ne4 28.Ng7 f6 29.Nh5 Qf5 30.Nf6! Kf7 31.Nh4 (31.Nh4 Qf6 32.Bf6 Nf6 33.Qg6 Ke7 34.Nf5 Kd7 35.Qg7 Kc8 36.Nd6 Kb8 37.Qf6 Ka8 38.Qf8 Ka7 39.Nc8 Kb7 40.d6 Nc6 41.Qg7 Ne7 42.Qe7 Kb8 43.Qc7 Ka8 44.Nb6) 1–0. Fournier,Frederic – Dessigny,Emmanuel, Senlis, 1994.

5.Bc3+/- c5 6.g3 Nf6 7.Bg2 Ng4 8.e3 Qb6 9.a4 a6 10.Qe2 Be7 11.Bg7+- Rg8 12.Bc3 Bf5 13.Ba5 Qa5 14.Bb7 Rb8 15.ba6 Bf6 16.c3 Bc8 17.Bc8 Rc8 18.Qb5 Qb5 19.ab5 Ne5 20.b6 Nc6 21.Na3 Nb4 22.b7 Rd8 23.a7 Ke7 24.Ne2 Nc6 25.Nb5 Na7 26.Na7 Rb8 27.Nc6 Ke6 28.Nb8 Rb8 29.Ra7 Kd7 30.0-0 Kc7 31.Rb1 Bd8 32.Nf4 Kc6 33.Ra6 Kc7 34.Nd5 Kd7 35.Ra8 Bc7 36.Nc7 Kc7 37.Rb8 Kb8 38.c4 f5 39.h4 h5 40.f4 (40.f4 d5 41.cd5 c4 42.d6 c3 43.dc3 Ka7 44.b8Q Ka6 45.Qb6) 1–0. hal1958 – MrBlood, playchess.de, 2002.

5.Bc3+/- c6 6.a4 Be7?? 7.Bg7+- Bf6 8.Bh8 Bh8 9.Nc3 Bc3 10.dc3 Qf6 11.Qd4 Bf5 12.Qf6 Nf6 13.0-0-0 0-0-0? 14.e3 Ne4 15.Bd3 Kc7 16.Be4 Be4 17.f3 Bd5 18.e4 Be6 19.g4 h6 20.Ne2 f6 21.Nd4 Bf7 22.Nf5 h5 23.h3 d5 24.Ng7 de4 25.Rd8 Kd8 26.fe4 cb5 27.ab5 Nc4 28.gh5 Ke7 29.h6 Bg6 30.Nf5 Kf7 31.Rg1 b6 32.h7! (32.h7 Bh7 33.Rg7 Kf8 34.Rh7+- ) 1–0. Blasig,Volker – Boussong,Yves, Luxembourg op, 1997.

5.Bc3+/- c6 6.e3 Bd7 7.bc6 Bc6 8.Nf3 Nf6 9.Be2 Ne4 10.0-0 Be7 11.Bg7+- Rg8 12.Bd4 h5 13.d3 Ng5 14.Ng5 Rg5 15.Bf3 Qd7 16.Nd2 0-0-0?! 17.Ba7 Rdg8 18.e4 Rg2 19.Bg2 h4 20.Kh1 h3 21.Bf3 Bh4 22.Rg1 Rg1 23.Qg1 d5 24.Bg4 1–0. NN – Andersskov, internet, 2002.

5.Bc3+/- c6 6.e3 Nf6 7.Nf3 Be7 8.Be2 0-0 9.0-0 Re8 10.d4 Qb6 11.bc6 Nc6 12.d5 Nb4 13.Bd4 Qc7 14.c4 Na6 15.Nc3 Nc5 +/-.

5.Bc3+/- d5 6.Ba5 b6 7.Bc3 Be7 8.Nf3 Bg4 9.Bg7 Bf6 10.Bh8 Bh8 11.c3 Qe7 12.e3 0-0-0 13.d4 Nh6 14.h3 Bf3 15.Qf3 Qa3 16.Na3 (16.Na3 Bg7 17.c4+- ) 1–0. Elias Rivas,Fernando – Lafargue,Philippe, IECC, 2000.

5.Bc3+/- Bd7?? 6.Ba5 Bb5 7.Bc3 Nf6 8.d3 Be7 9.g3 Bc6 10.e4 0-0 11.Bg2 Re8 12.Ne2 Qd7 13.0-0 d5 14.ed5 Bd5 15.Nf4 Bg2 16.Kg2 Rad8 17.Nd2?? Qc6=+ 18.Qf3 Qc3 19.Ne4 Ne4 20.Qe4 c6 21.Rab1 Bc5 22.Qf3 Bb6 23.Qd1 Qa3 24.h4 Qa2–+ 25.h5 h6 26.g4 Qa4 27.Nh3 Qd4 28.g5 hg5 29.Ng5 Qd5 30.Nf3 Qh5 31.Rh1 Qc5 32.d4 Qf5 33.Rh4 Qg6 34.Kh1 Re4 35.Rh3 Bd4 36.c3 Bb6 37.Qb3 Qf5 38.Rg3 Rg4 39.Nh4 Rh4 (40.Rh3 Qh3 41.Kg1 Qh1) 0–1. audrey – Toori, Live Game Caissa's Web, 2004.

5.Bc3+/- Bd7?? 6.Ba5+- Bb5 7.Nc3 Qd7 8.Rb1 Bc6 9.e4 a6 10.Be2 Nf6 11.d3 Be7 12.Bb4 0-0 13.h3 b6 14.Bg4 Ng4 15.Qg4 Qg4 16.hg4 Rad8 17.Nf3 Rfe8 18.g5 d5 19.Be7 Re7 20.Nd2 Bb7 21.0-0 Rd6 22.Rfe1 Ree6 23.ed5 Bd5 24.Nd5 Rd5 25.Re6 fe6 26.Nf3 Kf7 27.Re1 g6 28.Kf1 Rc5 29.c4 b5 30.d4 Rf5 31.cb5 Rb5 32.Rc1 Rb7 33.Rc6 Ra7 34.Ke2 Ke7 35.Ne5 a5 36.Ke3 Rb7 37.f4 Ra7 38.Ke4 Rb7 39.d5 Rb4 40.Kf3 Rb7 41.Re6 Kf8 42.Rf6 Kg8 43.Rf7 Kh8 44.d6! a4 45.d7 Rb8+- 46.Nc6 Ra8 47.d8Q Rd8 48.Nd8 c5 49.Ra7 c4 50.Ra4 c3+- 51.Rc4 c2 52.Rc2 Kg7 53.a4 h6 54.a5 hg5 55.a6 gf4 56.a7 g5 57.a8Q Kh6 58.Qa6 Kh5 59.g4 fg3 60.Kg3 g4 61.Rh2 Kg5 62.Qa5 Kg6 63.Rb2 (63.Rb2 Kg7 64.Qc7 Kf6 65.Rb6 Kf5 66.Qf4#; 63.Kf4 Kg7 64.Qe5 Kg6 65.Qg5#) 1–0. Sahantuerk,A – Risino,Stefano, Bremen–ch U17, 1992.

5.Bc3+/- Bd7?? 6.Ba5 Qf6 7.Bc3 Bb5 8.Bf6 gf6 9.d3 h5 10.c4 Bc6 11.e4 Rh6 12.Nd2 0-0-0 13.Be2 Ne7 14.Nh3 Ng6 15.Bh5 Nh4 16.0-0 d5 17.cd5 Bd7 18.Bf7 Rh7 19.Be6 Bd6 20.Bd7 Kd7 21.Qg4 Ke8 22.Qg8 (22.Qg8 Bf8 23.Qh7+- ) 1–0. marekt – paulru, gameknot.com, 2001.

5.Bc3+/- Bd7?? 6.e3 b6 7.Na3 Nb7 (7...d5 8.Qf3+- ) 8.h3 (better 8.Qf3 Nc5 9.Bc4+- ) 8...Be7?? (better 8...d5+- ) 9.Bg7+- Bf6 10.Bh8 Bh8 11.Nf3 (11.d4 Qe7+- ) 11...Nc5? (11...Bb2 12.Qb1 Ba1 13.Qa1+- ) 12.Bc4 (12.d4 Ne4+- ) 12...Be6 (12...Bb2 13.d4 Bc3 14.Ke2 Ba1 15.dc5 Bb2+- ) 13.Be6 Ne6 14.d4 Qe7 (14...Nf6 15.Qd3+- ) 15.0-0 0-0-0 16.Nc4 Bf6 (16...Qe8 17.a4+- ) 17.a4 d5 (17...Qd7 18.Qd3+- ) 18.Nce5 Be5 19.Ne5 f6 (19...Rf8 20.a5+- ) 20.Nc6 Qd7 21.Na7 Kb8 (21...Kb7 22.Nc6 Re8 23.a5+- ) 22.Nc6 Kb7 23.Nd8 Qd8 24.f4 (better 24.a5 Ne7+- ) 24...Nh6 (24...Qd7 25.Qd3+- ) 25.f5 (better 25.Qh5 Ng8 26.Qf7 Qc8+- ) 25...Ng5 26.a5 ba5 (26...Nhf7 27.c3 Ne4 28.ab6 cb6 29.Qa4+- ) 27.h4 (better 27.Ra5 Qd6 28.c4+- ) 27...Kb6 (27...Ne4+- ) 28.hg5 Kb5 29.Qd3 (29.Qd3 Kb6 30.Rfb1 Kc6 31.Qa6 Kd7 32.Qe6) 1–0. MARYMARY – JFA, ChessWorld.net, 2016.

5.Bc3+/- Bf5 6.Ba5 b6 7.Bc3 Nf6 8.Nf3 g6 9.e3 d5 10.Be5 Bd6 11.Be2 Be5 12.Ne5 Qe7 13.Nc6 Qe4 14.Nc3 Qg2 15.Bf3 Qh3 16.Nd5 Nd5 17.Bd5 Rd8 18.Nd8 Kd8 19.Qc1 Be6 20.Qb2 Re8 21.Qf6 Re7 22.Bc6 Qf5 23.Qh8 Re8 24.Qe8# 1–0. Woschkat,Karl_Heinz – Schreiber,Martin, DESC, 1999.

5.Bc3+/- Nf6 6.Ba5 b6 7.Bc3 Bb7 8.e3 Nd5 9.Bb2 f6 10.c4 Ne7 11.Qh5 g6 12.Qh4 Bg7 13.Nf3 Nf5 14.Qf4 Qe7 15.Bd3 Bc8 16.Be4 g5 17.Bc6 Bd7 18.Qf5 Rd8 19.Bd7 Rd7 (19...Qd7 20.Nd4 Qf5 21.Nf5+- ) 1–0. Bonetti,Shane – guest780, ICC, 2002.

5.Bc3+/- Nf6 6.Ba5 b6 7.Bc3 Be7 8.Nf3 0-0 9.Bb2 c5 10.bc6 Bf5 11.Nc3 Qc7 12.Nd4 d5 13.Nf5 Bd6 14.Nb5 Qc6 15.Nbd6 (15.Nbd6 Kh8 16.Bf6 gf6 17.e4+- ) 1–0. pierre – Eccles, internet, 2008.

5.Bc3+/- Nf6 6.Ba5 b6 7.Bc3 Be7 8.Nf3 0-0 9.e3 Bg4 10.Be2 c5 11.bc6 Qc7 12.h3 Be6 13.Nd4 Bd5 14.Bf3 Bc4 15.d3 Ba6 16.a4 Rfe8 17.Nb5 Bb5 18.ab5 Bd8 19.0-0 d5 20.Nd2 Re6 21.Nb3 Ne8 22.Bd5 Rg6 23.f4 Nf6 24.Bf6 gf6 25.Be4 Rg3 26.Qh5 Re3 27.Qh7 Kf8 28.Qh8 Ke7 29.Rae1 Qf4 30.Rf4 Re1 31.Kf2 (31.Kf2 Kd6 32.Qf8 Kc7 33.Qf7 Be7 34.Qe7 Kc8 35.Qd7 Kb8 36.c7#) 1–0. Fredek (2090) – Guest136459, Freundschaftspartie, 5m + 0s, 2005.

5.Bd4 a6 6.e4 ab5 7.Bb5 c6 8.Bd3 Be7? 9.Bg7+- 1–0. b4_player (2195) – Free2Love, GameColony.com, 2003.

5.Bd4 c5 6.bc6 Nc6 7.e3 Nf6 8.Bf6 Qf6 9.Nc3 h5 10.Rb1 b6 11.Nd5 Qd8 12.Qf3 Bg4 13.Bb5 Bf3?? 14.Bc6 (14.Bc6 Qd7 15.Bd7 Kd7 16.Nf3+- ) 1–0. michaelbuss – lark007, ChessWorld.net, 2009.

5.Bc3+/- b6

6.Ba5 ba5 7.e3 Nf6 8.Nf3 Be7 9.d4 0-0 10.Qd2 a4 11.Qa5 Nd5 12.Qa4 a6 13.ba6 Ba6? 14.Ba6 Nb6 15.Qb5 c6 16.Qe2 Qd7 17.0-0 c5 18.a4 Na4 19.Bb5 f5 20.Bd7 Rfb8 21.Qc4 d5 22.Qd5 Kf8 23.Ne5 Ra7 24.Qf7# 1–0. Hachenthal,Manfred – Schneider,Michael, ESC, 2000.

6.e3 Bd7 7.a4 Nf6 8.Be2 Be7 9.Nf3 c5 10.bc6 Nc6 11.0-0 0-0 12.Bb2 h6 13.d4 d5 14.Bd3 Nb4 15.Bb5 Bb5? 16.ab5+- Rc8 17.c3 Ne4 18.cb4 Bb4 19.Nfd2 Nd2 20.Nd2 Qd7 21.Nb3 Qb5 22.Ra7 Bc3 23.Bc3 Rc3 24.Na1 Rfc8 25.Qd2 Qc6 26.h3 b5 27.Rb1 Qb6 28.Ra2 b4 29.Rab2 R8c4 30.Nc2 b3 31.Na3 Rc8 32.Qd1 Ra8 33.Rb3 Rb3 34.Rb3 Qd6 35.Nb5 Qa6 36.Nc7 (36.Nc7 Qa1 37.Rb1+- ) 1–0. Trkn – Marcus, itsyourturn.com, 2000.

6.e3 Nf6 7.Na3 (7.Qf3!? Bb7 8.Bf6 gf6 9.Qf5+- ) 7...Ne4 8.Nf3 (8.Ba5!? d5 9.d3 Nf2 10.Kf2 ba5 11.Nc4 Qf6 12.Nf3 dc4 13.d4+- ) 8...Nc3= 9.dc3 Bg4 (9...a6 10.Nd4=) 10.Qd4 (10.Nc4 a6 11.Na5 ba5 12.ba6 c6+- ) 10...Bf3+= 11.gf3 c5 (11...d5!? 12.Nb1 c6+=) 12.Qe4 Be7 13.Bc4 Nc4 (13...a6 14.Bd5 Ra7 15.Rg1+- ) 14.Qc6 (14.Nc4 d5 15.Qe5 dc4=+) 14...Kf8 15.Nc4 d5 (15...Rc8!? 16.Qd5 Qd7+- ) 16.0-0-0+- Bd6?? (better 16...Qe8 17.Qd5 Rd8+- ) 17.Rd5 (better 17.Nd6 Rb8 18.Rd5 Qf6+- ) 17...a6 (17...Rc8 18.Rd6 Qe8 19.Qb7+- ) 18.Rd6 (better 18.Nd6 h6 19.Rhd1+- ) 18...Qg5 (18...Qe8 19.Nb6 Qc6 20.Rc6 Rb8 21.ba6 Ke7+- ) 19.Qa8 Ke7 20.Qh8 Qg2 (20...Qe3 21.fe3 f6 22.Rg1 g6 23.Qf6 Ke8 24.Rd8) 21.Rhd1 (21.Qd8) 21...Qf2 (21...f6 22.Rd7 Ke6 23.Qe8 Kf5 24.R1d5) 22.Qd8 1–0. MARYMARY – LionxLion, ChessWorld.net, 2014.

6.e4 Nf6 7.d3 Be7 8.a4 0-0 9.Na3 d5 10.e5 d4? 11.Ba5?? ba5= 12.Be2 Bb4 13.Kf1 Nd5 14.Bf3 Nc3 15.Qc1 Rb8 16.Nc4 f6 17.Ne2 fe5 18.Ne5 Ne2–/+ 19.Be2 Rf2?? 20.Kf2+- Qf6 21.Nf3 Bg4 22.Qg5 Qg5 23.Ng5 Be2 24.Ke2 Re8 25.Ne4 Re6 26.Rhf1 Rg6 27.g3 (27.g3 a6 28.Rf5+- ) 1–0. Ramirez,Alonso – Fonnegra,Carlos Alberto, Antioquia–ch, 2000.

6.Nf3 Nf6 7.e3 Be7 8.Bd3 0-0 9.0-0 Re8 10.Nd4 Bd7 11.Qf3 d5 12.Ba5 ba5 13.Nc3 c6? 14.bc6+- Bc6?? 15.Nc6 Qb6 16.Nd5 Qc6 17.Ne7 Re7 18.Qc6 Rc8 19.Qc8 Re8 20.Qf5 g6 21.Qf6 Rb8 22.Rfb1 Rc8 23.Bc4! Rf8 24.Bf7! Rf7 25.Rb8 Rf8 26.Rf8# (26.Qf8#) 1–0. Fritz 10 – NN, 2007.

5.Bc3+/- Nc4

6.e3 Nb6 7.Nf3 Bd7 8.d4 (8.a4 Nd5+- ) 8...d5 9.Ne5 Bd6 10.Qh5 (10.a4+- ) 10...Be5? (better 10...Be6+=) 11.Qe5+- (worse 11.de5 Be6+- ) 11...Kf8 12.h3 (better 12.Bb4 Ne7 13.Bd3+- ) 12...Qf6? (better 12...f6 13.Bb4 Kf7 14.Qh5 g6+- ) 13.Qc7 Qd8 (13...Bc8 14.Ba5+- ) 14.Qb7 Qc8 (14...Bf5 15.Bb4 Ke8 16.Qc6 Bd7 17.Qd6+- ) 15.Qa6 (15.Qc8!? Rc8 16.a4 Nf6+- ) 15...Bf5 16.Qa3 Ke8 17.Ba5 (17.Qd6 Qe6 18.Qe6 fe6+- ) 17...Bc2 18.Qd6 Qd7 (18...Nf6 19.Nc3+- ) 19.Qe5 Ne7 20.Qg7 Rg8 21.Qf6 Ng6 (21...Rg6 22.Qh4+- ) 22.Qf3 (better 22.Bb6 ab6 23.Qb6 Ne7+- ) 22...Nh4 23.Qe2 Qf5 24.f3 (24.Na3 Be4 25.f3 Bf3 26.gf3 Nf3 27.Kd1 Ng1 28.Rg1 Rg1+- ) 24...Nc4? (24...Bb1 25.e4! Be4 26.fe4 Qe4+- ) 25.g4?? (better 25.e4 Qf4 26.Qc2 Na5 27.Qd2 Ng2 28.Bg2 Qd2 29.Nd2 Rg2 30.Rd1+- (30.ed5?! Rc8+- )) 25...Nf3 (25...Qf3 26.Qc2 Qh1 27.Qh7 Nf3 28.Ke2 Ng1 29.Kd3=) 26.Kf2+- (26.Kf2 Qe6 27.Nc3+- (27.Qc2?? Qe3 28.Kg2 Nh4 29.Kh2 Qf4 30.Kg1 Qg3 31.Bg2 Nf3 32.Kf1 Ne3 33.Ke2 Nd4 34.Kd2 Qg2 35.Ke3 Nc2 36.Kd3 Na1 37.Re1 Kd7–+; 27.Qf3?! Be4 28.Qf4 Bh1 29.Bc4 dc4+=)) 1–0. MARYMARY – 488, ChessWorld.net, 2013.

6.e3 Nb6 7.Nf3 Nf6 8.Bd4 Bg4 9.Nc3 Be7 10.h3 Bf3 11.Qf3 Rb8 12.Bd3 0-0 13.0-0 d5 14.a4 Bd6? 15.a5 Nc8 16.Rfb1 Ne7?! 17.Ba7 Ra8 18.Bd4 c6 19.a6 ba6 20.Bf6 gf6 21.bc6 Qc7 22.Nd5 Qc6 23.Ne7 Be7 24.Qf5 Qg2 25.Kg2 Rfb8 26.Qh7 Kf8 27.Qh8# 1–0. pierre – G_brain16, internet, 2008.

6.e3 Be6 7.Bc4 Bc4+= 8.a4 Nf6 9.Nf3 a6 10.d3 Be6 11.Nbd2 g6 12.Qb1 Bg7 13.0-0 0-0 14.Qb2 d5 15.Nd4 Ng4 16.N2b3 Qh4 17.Nf3 Bc3 18.Qc3 Qe7 19.Qc5 Qc5 20.Nc5 ab5 21.ab5 b6 22.Ne6 fe6 23.Ra6 Ra6 24.ba6 Ra8 25.Ra1 Nf6 26.Nd4 Kf7 27.Kf1 Nd7 28.Nb5 c6 29.Nd4 c5 30.Nb5 Nb8 31.a7 Nc6 32.Ra6 Kf6 33.Rb6 Na7 34.Ra6 Nb5 35.Ra8 c4 36.dc4 dc4 37.Ra5 Nd6 38.Rc5 Ne4 39.Rc7 h5 40.f3 Nd6 41.Ke2 e5 42.Rc6 Ke6 43.Kd2 Kd5 44.Rd6 Kd6 45.h4 Kd5 46.Kc3 Kc5 47.e4 Kb5 48.g3 Kc5 49.f4 ef4 50.gf4 (50.gf4 Kc6 51.Kc4+- ) 1–0. Tilp,Andreas – Loewe,Peter, corr DDR, 1988.

6.e3 Be6 7.Qf3 Rb8 8.Qe4 f5?? 9.Qe6+- Be7 10.Bg7 Qd7 11.Bc4 Qc6 12.bc6 (12...bc6 13.Bh8+- ) 1–0. idado – caylin, Live Game Caissa's Web, 2004.

6.e3 Nf6 7.Bc4 d5 8.Be2 Bd7 9.Nf3 Ne4 10.0-0 c6 11.Bd4 f6 12.bc6 Bc6 13.c4 Bd6 14.cd5 Bd5 15.Qa4 Bc6 16.Bb5 0-0 17.Bc6 bc6 18.Qc6 h5 19.Qe4 Re8 20.Qd5 Kf8 21.Nc3 a6 22.Nh4 Qb8 23.Ng6# 1–0. marekt – tractor_man_2, ChessWorld.net, 2004.

6.e3 Nf6 7.Bc4 Ne4 8.d3 Nc5 9.Nf3 Bg4 10.Nbd2 Na4 11.Bd4 d5 12.Bb3 Nc5 13.0-0 Ne6 14.Re1 Bb4 15.Qc1 0-0 16.Bb2 Bf3 17.Nf3 Be1 18.Qe1 a6 19.Qb4 Qd7 20.ba6 ba6 21.Qg4 g6 22.Bf6 Qd6 23.Qh4 a5 24.Be7 Qc6 25.c4 a4 26.cd5 Qc3 27.Bf6 Qd3 28.Ba4 Rab8 29.Bb3 Nc5 30.Qh6 Ne6 31.de6 fe6 32.Qg7# 1–0. Devis,Wim – Imbrecht,Richard, Beveren, 1994.

6.e4 Nb6 7.Nf3 Nf6 8.Bd3 d5 9.Qe2 de4 10.Be4 Ne4 11.Qe4 Qe7 12.Qe7 Ke7 13.0-0 Be6 14.Nd4 Bd7 15.Re1 Kd8 +/-.

6.e4 Be6 7.d3 Nb6 8.Nf3 Nf6 9.e5 Ng4 10.ed6 Bd6 11.Bg7 Rg8 12.Be5 Bc5 13.Bd4 Bd4 14.Nd4 Qd4 15.f3 Qa1 16.fg4 Qe5 17.Qe2 Qa1 18.g3 Qb1 19.Kf2 Qa2 20.c4 Qa3 21.Kg2 Rg4 22.h3 Rg7 23.g4 Kf8 24.Qe4 Qa2 25.Kg3 f5 26.Qe6 Rf7 27.Qh6 Ke7 28.Qe3 Kf8 29.c5 Re8 30.Qh6 Rg7 31.cb6 ab6 32.Bg2 Qf7 33.Bb7 Re3 34.Kh4 fg4 35.Qe3 Qf6 36.Kh5 Qg6 37.Kh4 h5 38.Rf1 Kg8 39.Bd5 Kh7 40.Be4 Kh8 (40...Qe4 41.Qe4 Kg8 42.Qd5 Kh7 43.Rf8 Rg6 44.Qf7 Kh6 45.Rh8) 41.Bg6 Rg6 42.Qe8 Rg8 (42...Kh7 43.Rf8 g3 44.Qf7 Kh6 45.Rh8) 43.Rf8 (43.Qh5 Kg7 44.Rf7) 43...Kh7 (43...Rf8 44.Qf8 Kh7 45.Kg5 gh3 46.Kf6 c5 47.Qg7) 44.Rg8 Kh6 (44...c5 45.Qg6) 45.Qg6 (45.Qh5) 1–0. MARYMARY – LionxLion, ChessWorld.net, 2009.

6.e4 Nf6?? 7.Bc4+- Ne4 8.Bf7 Kf7 9.Qh5 g6 10.Qd5 Be6 11.Qe4 Qe8 12.Bh8 1–0. kamera – hajzl, GameColony.com, 2002.

4.Be5 f6

5.Bb2 a6 6.b6 cb6 7.d4 d6 8.e4 Be7 9.Nc3 Nh6 10.Nf3 Be6 11.d5+/- Bg4 12.h3 Bh5 13.Be2 Rc8 14.0-0 Nc4 15.Bc1+/- b5 16.Bc4 Rc4+= 17.Bb2 b4= 18.Na4? Qc7 19.c3 bc3 20.Bc3? Bf3 21.Qf3 Ra4 22.Rac1 Rc4 23.Qh5 Nf7 24.Bb2 Rc1 25.Rc1 Qb6 26.Qf5?? Qb2 27.Qc8 Nd8 28.Rc7 0-0 29.Re7 h6 30.Qg4 Rf7?? 31.Re8= Rf8 32.Re7 Rf7?? 33.Re8= Rf8 34.Re7 Nf7 35.f4 Qa2 36.Qe6 Qb2 37.f5 b5 38.Ra7 Qa1 39.Kh2 a5 40.Rd7 Qa3 41.Re7 b4 42.Rf7 Rf7 43.Qd6 Qe3 44.Qb8 Rf8 45.Qc7 Qe4 46.d6 Qa8 47.Qc4 Kh8 48.d7 Rd8 49.Qf7 Qb7 50.Qe8= Re8 51.de8Q Kh7 52.Qg6 Kg8 53.Qe8 Kh7 54.Qg6 Kh8 55.Qe8 Kh7 ½–½. DanielP4R – color1972, ChessWorld.net, 2004.

5.Bc3 Nc4 6.e4 c6?? 7.Bc4+- cb5 8.Qh5 g6 9.Qb5 Ne7 10.Bf6 a6 11.Qb3 Rg8 12.Bf7 1–0. pcmvr (2530) – autocage, net–chess.com, 2006.

4.Be5 Nf6

5.e3 c6 6.a4 d6 7.Bb2 d5 8.Nf3 a6 9.Nc3 Bd6 10.Be2 0-0 11.0-0 Qe8 12.ba6 ba6 13.Ba3 Ba3 14.Ra3 Qe7 15.Ra1 c5 16.Rb1 Qc7 17.Qc1 Nc6 18.Qa3 d4 19.Na2 Be6 20.c4 (20.Nc1 Ne4+/-) 20...Qd6+= 21.Rb6 Rfb8 22.Rfb1 Rb6 23.Rb6 Nd7 24.Rb7 (24.Rb2 Nde5 25.d3 Rb8+=) 24...Na5= 25.Rb1 de3 26.de3 Nc4 27.Qc3 (27.Bc4 Bc4 28.Nc3 Ne5 29.Ne5 Qe5=) 27...Ne3=+ 28.Qe3 (28.Qe3 Ba2 Discovered attack; 28.fe3 Ba2 Discovered attack) 28...Ba2 29.Rd1 Qe6 30.Qe4?? (better 30.Qd2 Nf8 31.Ng5=+) 30…Qe4-+ 0-1. jhonores (2220) - Drsleep42 (2325), Hourly SuperBlitz Arena, lichess.org, 2020.

5.e3 d5 6.Qf3+- .

5.e3 d6 6.Bc3 b6 7.Ba5 ba5 8.c4 Be7 9.Nc3 a6 10.d4 ab5 11.cb5 0-0 12.Bd3 Bb7 13.Nf3 Re8 14.0-0 Nd5 15.Nd5+- Bd5 16.Qc2 g6 17.Rfc1 Rc8 18.a4 Bf3+/- 19.gf3 d5 20.Kh1 Bh4 21.Rg1 Qd7? 22.Rg4 (22.Rg4 Qd8 23.Rc1+- ) 1–0. wlittle (2165) – ramprasad (2045), net–chess.com, 2004.

5.e3 Be7 6.Nf3 0-0 7.Be2 d6 8.Bb2 c6 9.Nc3 cb5 10.Nb5 Nc6 11.0-0 a6 12.Nbd4 Nd4 13.Bd4 Be6 14.c3 b5 15.a4 Qd7 16.Ng5 Bd5 17.Qb1+- Bc6?? 18.ab5 Bb5 19.Bf6 (19...g6 20.Be7 Qe7 21.Bb5+- ) 1–0. marekt – papaloga, ChessWorld.net, 2004.

5.e3 g6 6.Qf3 (6.Nf3 d5+- ) 6...Bg7 7.c4 (7.Bc3 c5+- ) 7...b6?? (better 7...d6 8.Bc3 Bg4+- ) 8.Qa8+- 1–0. pereira – Culfa1, lichess.org, 2020.

5.Nf3 Nc4 6.Bc3 d5 7.e3 Nd6 8.Be2 Be7 (9.0-0 0-0+/-). OffTheWall – negda, ChessWorld.net, 2004.

4.Be5 Qg5

5.Bc7 Qb5 6.Ba5 Qa5+= 7.Nc3 Bc5 8.Nf3 Qb6 9.e3+/- Nf6 (9...Nf6 10.Na4 Qc7+/-; 9...Qa5 10.Bd3+/-). jperr75108 – CountZero_za, internet, 2007.

5.Bc7 Qb5 6.e3 Qb2? 7.Nc3+- Bb4?? 8.Rb1 Qa3 9.Nb5 Bd2 10.Qd2 Qa2 11.Qb4 Qc2 12.Nd6 Kf8 13.Nf5 (13.Nf5 Qc5 14.Qc5 d6 15.Qd6 Ne7 16.Qd8#) 1–0. Fournier,Frederic – Chalvet,Philippe, Partie amicale Gouvieux, 1994.

5.Nf3 Qd8 6.e4 +/-.

5.Nf3 Qf5 6.Bc7 Qb5 7.Nc3 Qc5 8.Bf4 b6 9.e4 g6 (Better is 9...Nf6+- ) 10.Nd5 d6 (10...Bd6 11.Be3 Qc6+- ) 11.d4 Qc6 (11...Qd5 12.ed5 Be7 13.Nd2+- ) 12.Bb5 Qb5 13.Nc7 Ke7 14.Nb5 Bg7 15.Bd6 Kd7 16.Ne5 Be5 17.de5 f6 18.e6! Ke6 19.Qd5 (19…Kd7 20.Bb4 Ke8 21.Nc7#) 1–0. Caissa – orandd, Internet, 2003.

5.Nf3 Qf5 6.Bc7 Qb5 7.e4 Qb2 (7...Qb2 8.Nc3 Qb4+- ). curinthia – carlosfalcao (1635), net–chess.com, 2006.

5.Nf3 Qf5 6.e3 d6 7.Bc3 Bd7?? (Better is 7...b6+- ) 8.Ba5 Bb5 9.Nd4 Qc5 10.Nb5 0-0-0 11.d4 Qd5 12.N1c3 Qc6 13.Na7 Kb8 14.Nc6 bc6 15.Rb1 Kc8 16.Qg4 Rd7 17.Ba6 Kd8 18.Qe4 Ne7 19.Rb8 Nc8 20.Rc8# 1–0. marekt – guest2642, ICC, 2003.

3.b5+/- Nb4

4.a3 Qe7 5.ab4 Qb4 6.Be5 Qb5 7.Bc7 Qb2 8.Nc3 Bb4 9.Qb1 Bc3 10.Qb2 Bb2 11.Rb1 Bf6 12.e3 a6 13.Bc4 Ne7 14.Nf3 0-0 15.d4 b5 16.Bd3 d5 17.0-0 Bd7 18.Ne5 Be5 19.Be5 Nc6 20.Bd6 Rfe8 21.Rfe1 Re6 22.Bc5 Rb8 23.Bf5 Rf6 24.Bd7 a5 25.Bc6 Rc6 26.c3 f5 27.f3 h5 28.Re2 g5 29.Reb2 g4 30.Rb5 Re8 31.Rb8 Rcc8 32.Rc8 Rc8 33.Rb5 a4 34.Ra5 h4 35.Ra4 h3 36.fg4 fg4 37.c4 dc4 38.Rc4 Re8 39.d5 Kg7 40.e4 Ra8 41.e5 Ra1 42.Kf2 Rh1 43.Rg4 Kf7 44.Kg3 Rc1 45.e6 Kf6 46.Bd4 Ke7 47.Kh3 Re1 48.Bc5 Ke8 49.Rg8# 1–0. Trkn – Neil, itsyourturn.com, 2000.

4.a3 Qf6 5.ab4 Bb4 6.Nf3 d6 7.e3 Bg4 8.Be2 Qf5 9.0-0 Nh6 10.Nh4 Qh5 11.Bg4 Ng4 12.Nf3 e4 13.h3 Nh6 14.Nd4 c5?? 15.Qh5 1–0. mtr – khalid99, Caissa's Web, 2001.

4.c4+- c5 5.a3 (5.Be5?! Qe7 6.d4 d6+=) 5...f6 6.ab4 cb4 7.e4 Qb6 8.d4 d6 9.Be2 g6 10.Nf3 Bh6 11.0-0 a5 12.ba6 ba6 13.Nbd2 Ne7 14.c5 dc5 15.Nc4 Qc6 16.de5 fe5 17.Be5 (better is 17.Nfe5 Qc7 18.Nd6 Kf8 19.Qb3+- ) 17...Rf8 (17...0-0+- ) 18.Nd6 Kd8 (18...Kd7 19.Nb5 Nd5 20.ed5+- ) 19.Nf7 (better is 19.Nb7! Ke8 20.Qd8 Kf7 21.Nd6 Qd6 22.Qd6 Ke8+- ) 19...Ke8 20.Nh6 Qe4 21.Re1 Bb7 (21...Qc6 22.Bd3 Ra7 23.Bb8+- ) 22.Bd3 Qc6 23.Be4 (23.Bd6 Rf3 24.Re7 Kd8 25.gf3 Qd6 26.Rb7 Kc8+- ) 23...Qc8 (23...Qe4 24.Re4 Be4+- ) 24.Bd6 Be4 25.Re4 Ra7 26.Be7 (better is 26.Qa4 Kd8 27.Rd1 Qc6 28.Be7 Kc7 29.Qa5 Kc8 30.Bf8 Rc7+- ) 26...Re7 27.Re7 Ke7 28.Qd5 c4 29.Re1 Kf6 30.Qe5 1–0. hertford – spooky2000, ChessWorld.net, 2002.

4.c4+- e4 5.a3 Nc2 (5...d5+- ) 6.Qc2 Ba3 (6...f5+- ) 7.Bg7 Bb2 (8.Qb2 d5+- ; 7...Be7 8.Bh8 f5 9.Nc3+- ) +- . guest2700 – guest1113, ICC, 2003.

4.c4+- Qe7 5.a3 g6 (5...d5+- ) 6.ab4 Bg7 7.Nf3 d6 8.Nc3 e4 (8...Nf6+- ) 9.Nd5 Qe6 (9...Bb2 10.Ne7 Ne7+- ) 10.Bg7 ef3 11.Nc7 Kd7 12.Ne6 Ke6 13.ef3 Ke7 14.Bh8 f6 15.Qb3 (better is 15.Qe2 Kf8 16.Qe4 Ne7+- ) 15...Kf7 16.c5 Be6 17.Bc4 Re8 18.0-0 d5 19.Bd5 Bd5 20.Qd5 Kf8 21.Qb7 (21.Rfe1 g5 22.Re8 Ke8 23.Qg8 Kd7 24.Ra7 Kc7 25.Qh7 Kd8 26.Ra8) 21...Ne7 22.Ra7 Kf7 (22...g5 23.Qe4 Nf5 24.Bg7 Ng7 25.Qb7 Re7 26.Qe7 Kg8 27.Qg7) 23.Re1 (23.Qd5 Kf8 24.Qe6 f5 25.Qf6 Kg8 26.Qg7) 23...Kg8 (23...g5 24.Re7 Kg6 25.Qe4 f5 26.Qe6 Kh5 27.Rh7) 24.Re7 Re7 (24...Rd8 25.Re8! Re8 26.Qg7) 25.Qe7 Kh8 26.Qh7 1–0. market (2220) – vd_Linden, GameColony.com, 2002.

4.c4+- Qf6 5.a3 Bc5 6.e3 a6 7.Nf3 ab5 8.ab4 Ra1 9.Ba1 Bb4 10.Be5 Qg6 11.Bc7 bc4 12.Bc4 Qg2 13.Rg1 Qh3 14.Ng5 Qf5 15.Qb3 Bd2 16.Nd2 Nf6 17.Bf7 Kf8 18.Bd6# 1–0. kamret (2155) – javhaa, GameColony.com, 2003.

4.e4 c6?? 5.a3+- cb5 6.ab4 Bb4 7.Be5 Nf6 8.Qf3 a6 9.Bb5! 0-0 10.Bf6 gf6 11.Ne2 Ba5 12.Bc4 b5 13.Bd5 Ra7 14.0-0 Bc7 15.Na3 Be5 16.Nb5! Qb6 17.Na7 Ba1 18.Nc8 Rc8 19.Ra1 Qb2 20.Rd1 Qc2 21.Nd4 Qb2 22.Qf6 Rf8 23.Qg5 Kh8 24.Qh6 Rc8 25.Qf6 (25.Qf6 Kg8 26.Qf7 Kh8 27.Qf6#) 1–0. marekt – CSLewis, ChessWorld.net, 2005.

4.e4?? d5?? 5.a3+- (5.Be5 Qe7 6.d4 f6=+) 5...de4 6.ab4 b6 (6...Bd6+- ) 7.Be5 Bd7 (7...Nf6 8.Nc3+- ) 8.c4 (8.Nc3 Be6+- ) 8...f6 (8...Nf6 9.Nc3+- ) 9.Bb2 (9.Bc3!? c6+- ) 9...Bb4 10.Qh5 g6 11.Qd5 Ne7 (11...Bf5 12.Qd8 Kd8 13.Ne2+- ) 12.Qe4 f5 (12...Bf5 13.Qd4 Qd4 14.Bd4+- ) 13.Qc2 (13.Qh4!? Rg8+- ) 13...0-0 14.Ra4 Bd6 (14...a5 15.Ba1+- ) 15.Qc3 (better is 15.c5!? bc5 16.Bc4 Rf7+- ) 15...a5 (15...Kf7+- ) 16.Qg7 1–0. kamera – henningno1, GameColony.com, 2002.

4.e4?? Qh4 5.d3 Bc5 +/-.

4.a3 Nd5

5.c4 Nb6 6.e3 a6 7.Be5 d6 8.Bb2 ab5 9.cb5 Bd7 10.a4 d5 11.Nf3 Be7?? (better is 11...Nf6+/-) 12.Bg7+- Bf6 13.Bh8 Bh8 14.d4 Bg4 15.Be2 Bg7 16.Nbd2 Nf6 17.a5 Nfd7 (17...Nbd7+- ) 18.ab6 Ra1 19.Qa1 c5 (19...Nb6 20.Bd3+- ) 20.bc6! bc6 21.Qa7 (better is 21.b7 Qb8 22.Qa6 Qd6+- ) 21...Nb6 22.0-0 Nc8 23.Qb7 Bd7 24.Nb3 Nd6 25.Qb4 Bf8 26.Nc5 Ne4 27.Ne5 Bf5 (27...Bd6 28.Ned7 Qd7 29.Nd7 Bb4 30.Ne5+- ) 28.f3 (better is 28.Qb7 Be7 29.Ne4 de4+- ) 28...Nc5 29.dc5 Bh6 (29...Qc7 30.f4 Bd7 31.Bh5+- ) 30.f4 Be4 (30...Kf8 31.Ra1 Qe8 32.Qb7+- ) 31.Bh5 (31.Qb7 Bg6 32.Nc6 Bf5 33.Nd8 Bd7 34.c6 Bc6 35.Qc6 Kf8 36.Qh6 Ke7 37.Rc1 f6 38.Bb5 f5 39.Rc7 Kd8 40.Qd6) 31...Qf6 32.Qb8 (32.Bf7 Ke7 33.Qb7 Kf8 34.Qc8 Qd8 35.Qd8 Kg7 36.Qg8 Kf6 37.Ng4 Ke7 38.Qe8) 32...Ke7 (32...Qd8 33.Qb7 Qc7 34.Qc7 Bg6 35.Bg6 fg6 36.Qd7 Kf8 37.Qf7) 33.Qc7 (33.Ra1 Qe6 34.Ra7 Kf6 35.Nd7 Ke7 36.Nf8 Kf6 37.Qe5 Qe5 38.Rf7) 33...Kf8 34.Nd7 Kg7 35.Nf6 1–0. Engelhardt,Er (1805) – Semenishchev,Vladimir, Lichtenberger Sommer, 2015.

5.c4 Nb6 6.e3 Nc4?? 7.Bc4+- d5 8.Be2 (8.Bb3 e4+- ) 8...a6 (8...e4 9.d3 Qg5 10.Bf1+- ) 9.Be5 ab5 10.Bb5 c6 11.Be2 Nh6 12.Nf3 Bg4 13.0-0 Bc5 14.Bg7 Rg8 15.Bh6 Qf6 16.d4 Bd6 17.Bf4 Bf4 18.ef4 Qf4 19.Re1 0-0-0 20.Nbd2 Rde8 21.h3 Bh3 22.g3 Rg3 23.fg3 Qg3 (24.Kh1 Qg2) 0–1. Royalfork – ItstheBishop, Live Game Caissa's Web, 2004.

5.c4 Nb6 6.e3 d5 7.cd5 Qd5+=.

5.c4 Nb6 6.e4 Nf6 7.Be5 Ne4 8.Qe2 Qe7 9.Qe4 d6 10.d4 Nd7 11.f4+= Nf6 12.Qf3 Bg4? 13.Qb7+- Rd8 14.Be2 de5 15.fe5 Rd4 16.ef6 Qe3 17.Qc6 Rd7 18.Ra2 Bc5 19.Nd2 Qf2 20.Kd1 Qf1 21.Kc2 Qf5 22.Ne4 Rf8 23.fg7 Qf4 24.Bg4 Qf2 25.Nf2 (25.Nf2 f5 26.Bh5 Ke7 27.Qc5 Rd6 28.gf8R Kf8 29.Qf5 Kg7 30.Qf7 Kh6 31.Ng4 Kg5 32.Nf3#) 1–0. woschkat (2165) – releaf (2200), net–chess.com, 2001.

5.c4 Nf4 6.Be5+/- Bd6 7.Bd6+- cd6 8.g3 Ne6 9.Bg2 Nf6 10.Nc3 0-0 11.Nf3 Qb6 12.0-0 Nd4 13.Nd4 Qd4 14.e3 Qd3 15.Rb1 b6?? 16.a4 Rb8 17.Re1 Bb7 18.Bf1 d5?? 19.Nd5 Qe4 20.f3 Qe5 21.Nf6 Qf6 22.d4 Bf3+/- 23.Be2 Be4 24.Rf1 Qd6 25.Bd3 f5 26.Be4 fe4 27.Rf8 Rf8 28.Qb3 Qf6 29.c5 Kh8 30.cb6 ab6 31.a5 Qf2= 32.Kh1 ba5 33.b6 Qf3 34.Kg1 Rb8 35.b7 Qh5?? 36.Qc2 Qg4 37.Qc8!! Rc8 38.bc8Q# 1–0. Guest75515 – anselmo, 2003.

5.c4 Ndf6 6.Be5+= c6 7.e3 Nh6 8.h3 d5 9.Nf3 Ne4 10.Bd3 Nc5 11.Qc2 f6 12.Bb2 a6 13.bc6 bc6 14.Bc3 Be6 15.Bb4 Qb6 16.Bc5 Bc5 17.cd5 cd5 18.0-0 0-0 19.Bh7+- Kf7 20.Qg6 Ke7 21.Qg7 Nf7 22.Bc2 Qb2= 23.Qg6?? Qa1–+ 24.Qd3 Rad8 25.Qa6 f5 26.a4 Qb2 27.Bd3 Nd6 28.Nc3 Qb8?? 29.Nb5?? Rg8 30.Nfd4=+ Bd4 31.ed4 Rg5 32.Nc3 Rdg8–+ 33.g3 f4 34.Rb1 Qf8 35.g4 f3 36.Rb6? Qh6 37.Rd6 Qh3 38.Re6= Kf7 39.Rf6 Kg7 40.Rg6 Rg6 41.Qg6 Kh8 42.Qf6 Rg7= 43.Qf8 ½–½. Hasler,Ulrich – Weichert,H, corr ICCF, 1966.

5.e3 d6= 6.c4 Ndf6 7.Nc3 (7.d4 e4=) 7...d5 (7...Bg4!? 8.Be2 Be2 9.Nge2 a6=) 8.cd5+= Nd5 (8...Bg4 9.Qc2+=) 9.Qh5 Ngf6 (9...Be6 10.Nd5 Bd5 11.Qe5 Ne7 12.Rc1+/-) 10.Qe5+/- Ne7 11.Bc4 Bg4 12.Ne4 Ne4 13.Qe4 Qd6?? (better is 13...Bc8+/-) 14.Qg4+- Rd8 (14...h5 15.Qg3+- ) 15.Nf3 Ng6 (15...f5 16.Qg3+- ) 16.Qe4 Be7 17.Bg7 Rg8 18.Bd4 Kd7 (18...c6 19.bc6 Qc6 20.Qc6 bc6 21.Ba7 Ra8+- ) 19.Qf5 Ke8 20.Bf7 Kf8 21.Be6 Bf6 22.Qf6 Ke8 23.Qf7# 1–0. Waibel,Ulrich – James,Chris, compuserve, 1996.

5.e4 Ndf6+= 6.Nc3 d5 7.ed5+= Nd5 8.Nf3 Qf6?? 9.Nd5+- Qf5 10.Nc7 Kd8 11.Na8 Bc5 12.Be5 b6 13.Bg7 Bb7 14.Bh8 Ba8 15.d4 Qe6 16.Ne5 Bd6 17.Bc4 Qh6 18.Nf7 Ke8 19.Qg4 Nf6 20.Qc8 Ke7 21.Qd8# 1–0. pierre – Crazy Canadian, internet, 2008.

5.e4 Ndf6 6.Be5 d6 7.Bb2 Ne4= 8.Bc4 d5=+ 9.Bb3 Bc5 10.d4 Qf6 11.Qe2 Bd4 12.Bd4+= Qd4 13.c3 Qb6? 14.f3 Bg4? 15.Bd5+- Qf2? 16.Qf2 Nf2 17.Kf2 Bc8 18.Ne2 Nf6 19.Bb3 0-0 20.Nd2 Bf5 21.Nd4 Rad8 22.Nc4 Rfe8 23.Nf5 Nd5 24.Rac1 Nf4 25.Rhe1 Nd3 26.Kf1 Nc1 27.Rc1 g6 28.Na5 gf5 29.Nb7 Rd2 30.Nc5?? Ree2+/- 31.Bc4 Rf2 32.Ke1+- Rg2 33.h4 Rb2 34.Na4 Rg1+/- 35.Bf1 Rh1?? 36.Nb2+- h5 37.Rd1 Rh4 38.Rd7 Rf4 39.Kf2 Rh4 40.Rc7 Rh1 41.Ra7 h4 (41...h4 42.Kg2 Rf1 43.Kf1 h3+- ). abhijit – vaingrecsky (1815), net–chess.com, 2003.

5.e4 Ndf6 6.Nf3 d6 7.Nc3+= h6 8.Bc4 Qd7 9.d4+/- Qg4 10.0-0 Ne7 11.de5+- de5?? 12.Ne5 Qg5 13.Nf7 Qg6 14.Nh8 Qh7 15.Bf7# 1–0. BorisOwl – streetkid, gamecolony.com, 2000.

5.Be5 Bc5 6.Bg7 Qh4 7.d4 Bd4 8.Qd4 Qd4 9.Bd4 Ngf6 10.c4 c5 11.Bb2 Rf8 12.cd5 Nd5 13.e4 Nf4 14.Be5 Ng6 15.Nf3 f6 16.Bd6 Rg8 17.Bc4 Rg7 18.Nc3 a6 19.0-0 ab5 20.Nb5 Ra4 21.Bd5 b6 22.Bc7 Ba6 23.Nd6 Ke7 24.Nf5 Kf8 25.Ng7 Kg7 26.Bb6 Bf1 27.Kf1 Ra6 28.Bc5 Ra5 29.Bb4 Rb5 30.g3 Rb8 31.Rc1 Rh8 32.Bb7 Rd8 33.Rc8 Rc8 34.Bc8 Kh8 35.Bc3 Kg7 36.Bd7 h5 37.a4 Ne7 38.a5 Kf8 39.a6 (39.a6 h4 40.a7 Kg8 41.a8Q Nc8 42.Be6 Kg7 43.Qb7 Ne7 44.Qe7 Kh6 45.Qf6 Kh5 46.g4#) 1–0. Trkn – Carlos Z, itsyourturn.com, 2000.

5.Be5 Ngf6 6.c4 Nb6 7.Qc2 d6 8.Bb2 g6 9.e3 c5 10.Nc3 Bg7 11.Be2 0-0 12.Nf3 d5 13.cd5 Nfd5 14.Nd5 Qd5 15.Bg7 Kg7 16.0-0 Bf5 17.d3 Bd7 18.Nd2 Qe5 19.a4 Be6 20.Ne4 Nd7 21.f4 (21.f4 Qc7 22.Qc3 Kg8 23.Rac1+- ) 1–0. Vogel – Casapanda, corr, 1972.

5.Be5 Ngf6 6.e3 Be7 7.Nf3 d6 8.Bb2 0-0 9.Be2 Nb6 10.0-0 d5 11.Nd4 Bf5?? 12.Nf5+- Qd7 13.Ne7 Qe7 14.a4 Rfe8 15.Bd3 (15…a6 16.ba6 ba6 17.Nc3+- ) 1–0. valpa – Teddy71, playchess.de, 2003.

5.Be5 Qg5 6.Nf3 Qf5 7.e3 d6 8.Bd4 Ngf6 9.Bd3 Qh5 10.0-0 Bg4 11.c4 Bf3 12.Qf3 Qf3 13.gf3 Ne7 14.Nc3 c5 15.Bf6 gf6 16.Be4 0-0-0 17.Rad1 f5 18.Bd5 f6 19.d4 cd4 20.Rd4 Nd5 21.Nd5 Rg8 22.Kh1 Rg6 23.Rg1 Rg1 24.Kg1 Bg7 25.Ne7 Kd7 26.Nf5 Bh8 27.Rd6 Kc7 28.Rd8 Kd8 29.e4 Kd7 30.c5 Ke6 31.c6 bc6 32.bc6 (32...a6 33.f4+- ) 1–0. orane (1970) – Crewshank, Live Game Caissa's Web, 2004.

5.e4 Nb6

6.Be5+/- d6 7.Bb2 Be6 8.d4 Qd7? 9.d5+- Bg4 10.Nf3 Be7? 11.Bg7+- Bf3 12.Qf3 f6 13.Qh5 Kd8 14.Bh8 Qe8 15.Qh7 Na4 16.Be2 Nc5 17.Bh5 Qb5 18.Qg8 Kd7 19.Bg4 f5 20.Bf5 Ne6 21.Be6# 1–0. vik – puckie, internet, 2001.

6.Be5+/- Qe7 7.Bc7 Qe4 8.Qe2 Qe2 9.Be2 Nf6 10.Bb6 ab6 11.Nf3 Be7 12.0-0 0-0 13.c4 d5 14.d3 Rd8 15.Nbd2 dc4 16.dc4 Bg4 17.Nb3 Ne4 18.Nfd4 Be2= 19.Ne2 Rd3 20.Ned4 Rc8? 21.Rfc1 Bf6 22.Rd1 Rd1 23.Rd1 Rc4 24.f3 Nc3–/+ 25.Rd3 Bd4?? 26.Nd4= Rd4 27.Rc3+/- g5 28.Rb3 h5 29.Rb4 Rb4= 30.ab4 f5 31.Kf2 Kf7 32.Ke3 Ke6 33.Kd4 Kd6 34.g3 Ke6 35.f4 g4 36.Kc4 Kd6 37.Kd4. Trkn – jeffery_gillum, itsyourturn.com, 2000.

6.Nf3 d6= 7.d4 Bg4 8.Be2 ed4 9.Qd4 h5 10.0-0 c5 11.bc6 bc6 12.c4 Be6 13.Ng5?? Be7?? 14.Ne6+- fe6 15.Qg7 Bf6 16.Bf6 Nf6?? 17.Qh8+- Kf7 18.Qd8 Rd8 19.f3 Rg8 20.a4 Rg5 21.a5 Nbd7 22.Nd2 Ne5 23.f4 Rg8 24.fe5 de5 25.Bh5 Ke7 26.Rf6 Kf6 27.Rf1 Ke7 28.c5 Rh8 29.Rf7 Ke8 30.Rh7 Kd8 31.Rh8 Kd7 32.a6 Kc7 33.Be8 Kd8+- 34.Nc4 Kc7 35.Ne5 Kc8 36.Nc6 Kc7 37.Rh7 Kc8 38.Bd7 Kc7 39.Na7 e5 40.Nb5 Kd8 41.Bc6 Kc8 42.a7 Kd8 43.a8Q# 1–0. Trkn – RWB, itsyourturn.com, 2000.

6.Nf3 f6 7.Nc3 d6 8.d4 Be6 9.d5 Bg4 10.h3 Bh5 11.g4 Bg6 12.h4 h5 13.Bh3 Nh6 14.g5+= fg5 15.Ng5+/- Bf7 16.Qf3 Be7 17.Be6?? (17.Be6 Bg5 18.hg5 Qg5 19.Bc1=+; better is 17.Ne6 Be6 18.Be6+- ) 1–0. Kaczmarek,Michal – Majore,Brian, IECC, 1998.

5.Be5 d6

6.Bb2 b6 7.c4 Nde7 8.Nf3 Bb7 9.Nc3 Nf6 10.e3 Ng6 11.d4 h5 12.Bd3 Ng4 13.h3 Nf6 14.Bg6 fg6 15.Ng5 Qe7 16.Nf3 Qe6?? 17.d5+- Qf5 18.Nd4 Qg5 19.0-0 0-0-0 20.Ne6 Qh4 21.Qe2 Re8 22.Nf4 Rh6 23.g3 Qg5 24.h4 Qf5 25.a4 g5 26.Ng2?? gh4 27.Nh4= Qh3 28.Qf3 Ng4 29.Qf5?? Kb8–+ 30.Nf3 Bc8 31.Qf7 Rd8 32.Ne4+- Ne5 33.Be5 de5 34.Ne5 h4? 35.Ng5 Qf5 36.Qf5 Bf5 37.g4 Bc8 38.Nc6 Ka8?? 39.Nd8 Be7 40.Ndf7 Rg6 41.f4 Bg4 42.Ne5 Bf5 43.Ng6 Bg6 44.Ne6 Kb8 45.f5 Bh5 46.Ng7 Be2 47.f6 Bf8 48.Rf4 h3 49.Ra2 Bd3 50.Rh2 Bc5 51.Rh3 Bc2 52.f7 Bf8 53.Ne6 Be7 54.f8Q Kb7 55.Qe7 Ba4 56.Qc7 Ka8 57.Rh8# 1–0. Baer,Cy (1895) – Mix,Rolf (1735), RSX7D – Oldenburg–1, 2007.

6.Bb2 b6 7.e4 Qe7 8.d3 Ndf6 9.Nf3 d5 10.e5 Nh5 11.d4 a6 12.Nc3 g6? 13.ba6 Ba6? 14.Ba6 Ra6 15.Nd5 Qd8 16.c4 Bg7 17.0-0 Ra8 18.Re1 b5 19.e6 fe6 20.Re6 Kf8 21.Ne5 bc4 22.Qf3 Nhf6 23.Nc7!! Qc7 24.Qa8 (24.Qa8 Qd8 25.Qd8 Ne8 26.Re8#) 1–0. Trkn – Rark Mothko, itsyourturn.com, 2000.

6.Bb2 Qd7 7.e4 Nf4 8.g3 Ne6 9.Nc3 Nd4 10.Bh3 Qe7 11.Bc8 Rc8 12.Nf3 Ne6 13.0-0 c5 14.Nd5 Qd7 15.c4 a6? 16.Nb6 Qc7 17.Nc8 Qc8 18.ba6 ba6 19.Qa4 Qd7 20.Qa6 f6 21.Rab1 Nd4 22.Bd4 cd4 23.Rb7 Ke7 24.Rfb1 Ke6 25.Rd7 Kd7 26.Rb7 Ke6 27.Qc6 Ne7 28.Qd5! Nd5 29.cd5# 1–0. pierre – pjaworski, internet, 2008.

6.Bb2 Bf5 7.d3 c6?? 8.e4+- (8.e4 Be6 9.ed5 Bd5 10.c4+- ) 1–0. pierre – opponent, internet, 2008.

6.Bb2 Bf5 7.d3 Qd7 8.a4 0-0-0 (8...Bg4 9.Nf3+/-) 9.e3 Qe6 10.Be2 Re8 11.e4 Nf4 12.ef5 Qf5? (better is 12...Qd5 13.f3 Ng2 14.Kd2 Qf5+/-) 13.Nd2?? (13.Kf1 Nf6+- ) 13...d5 (13...Ng2!? 14.Kf1 Ne3 15.Ke1 Nd1 16.Rd1–+) 14.g3?? (better is 14.Kf1 Nf6 15.Bf3+- ) 14...Bc5 (better is 14...Ng2 15.Kf1 Ne3 16.Ke1 Nd1 17.Rd1 Nf6–+) 15.Bg7 (15.gf4 Nf6+- ) 15...Bf2 (15...Nd3 16.cd3 Qf2) 16.Kf2+- Nd3 (16...Ne2 17.Ndf3 Nf6 18.Bf6 (18.Ne2?! Ng4 19.Ke1 Ne3+- ; 18.Bh8?! Ng4 19.Kf1 Ng3 20.hg3 Ne3 21.Ke1 Nd1 22.Kd1 Rh8+/-) 18...Ng3 19.hg3 (< 19.Kg3 Qf6 20.Kf2 Re7+- ) 19...Qf6 20.Ne2+- ) 17.Kg2 Qf2 18.Kh3 Nf4 (18...Qf5 19.Bg4 Nf2 20.Kh4 Ne7 21.Bf5 Nf5 22.Kg5 Ng7+- ) 19.gf4 Re3 (19...Ne7 20.Bh8 Rh8 21.Bh5+- ) 20.Ngf3 (better is 20.Bf3 Ne7 21.Bh8 Re6+- ) 20...Re2 21.Bh8 (better is 21.Rg1 Re6 22.Rf1 Qe3 23.Bh8 Qf4+- ) 21...Nh6 (21...Qg2 22.Kh4 Re6 23.Bf6 Rf6 24.Ne5 Qf2 25.Kh3 Rh6 26.Qh5 Rh5 27.Kg4 Nf6) 22.Bd4 (better is 22.Qe2! Qe2 23.Rhe1+- ) 22…Qg2 (23.Kh4 Qg4) 0–1. Heat – crazysherpa, Live Game Caissa's Web, 2004.

6.Bb2 Bf5 7.e3 Ngf6 8.Nf3 Bg4 9.Be2 Nb6 10.0-0 d5 11.Nd4 h5 12.f3 Be6 13.Ne6 fe6 14.f4 Ne4 15.f5 ef5 16.Rf5 Bd6?? 17.Bh5 Kd7 18.Rf7 Ke6?? (18...Kc8 19.Qg4 Kb8 20.Bg7 Rg8+- ) 1–0. valpa – ftmf, playchess.de, 2002.

6.Bb2 Bf5 7.e3 Ngf6 8.Nf3 Bg4 9.Be2 Ne4 10.0-0 Be7 (10...Ndf6 11.d3 Nc5 12.c4+/-) 11.h3 (better 11.Bg7 Rg8 12.Bb2+-) 11...Bh3?? (better 11...Be6+/-) 12.gh3+- Bf6 (12...Qd7 13.c4 (13.Bg7?! Rg8 14.Kh2 Rg7+=) 13...Ndf6 14.d3+-) 13.d4 Bh4 (13...Qe7 14.c4 Nb6 15.Qc2+-) 14.Bd3 (14.c4 Nb6 15.Bd3 f5+-) 14...Nf2 15.Rf2 Ne3 (15...Bf2 16.Kf2 Qe7+-) 16.Qe2 (better 16.Re2 Qe7 17.Qd2 Bg5 18.Ng5 Qg5 19.Kh1 0-0-0 20.Qe3 Qh5+-) 16...Bf2 17.Kf2 Qe7 (17...0-0 18.Qe3 Qd7 19.Qe4 Qh3 20.Qb7+-) 18.Qe3 Qe3 19.Ke3 0-0 20.Nbd2 Rae8 21.Kf2 f6 (21...c6 22.Ne4 Re6 23.Rg1+-) 22.Rg1 (22.Be4 Rb8+-) 22...f5 (22...d5 23.c4 c6 24.a4+-) 23.d5 Rf7 (23...Re7 24.Nd4 g6 25.N2f3+-) 24.Nd4 (better 24.Ng5 Rfe7+-) 24...f4 (24...g6 25.N2f3 f4 26.Ng5+-) 25.Ne6 f3 (25...g6+-) 26.Bg7 c5 27.Bf6 Rg7 28.Rg7 Kh8 29.Rg5 (29.Rg6) 1-0. Heinie (2100) - amcp1690, Rated Blitz tournament, lichess.org, 2016.

6.Bb2 Ngf6 7.c4 Nb6 8.e3 Bg4 9.Be2 Nc4 10.Bf6 (10.Bc4 Bd1) 10...Qf6 11.Nc3 Ne5?? (better is 11...Be6!?=) 12.d4 (12.Nd5 Qh4 13.Nc7 Kd8 14.Na8 Nd3 15.Bd3 Bd1 16.Rd1 Qg4+- ) 12...Nd7?? (better is 12...Be2 13.Qe2 Ng6+/-) 13.Bg4+- c5 14.Nd5 Qd8 15.Bd7 Qd7 16.a4 Qf5 (16...Be7+- ) 17.Nc7 Kd7 18.Na8 Be7 19.dc5 Ra8 20.cd6 Bd6 21.Nf3 Rd8 22.0-0 g5 23.Nd4 g4 (23...Qe4+- ) 24.Nf5 (24…Ke6 25.Nd6 Rd6 26.Qg4 Kf6 27.Qf3 Kg7 28.Qb7+- ) 1–0. hal1958 – kroft, playchess.de, 2003.

6.Bb2 Ngf6 7.c4 Nf4 8.e3+/- Bg4? 9.f3+- (9.f3 Ng2 10.Bg2+- ) 1–0. Wall,Bill – Chaco, internet, 2001.

6.Bb2 Ngf6 7.Nf3 h6 8.e3 Be7 9.Be2 Bg4 10.0-0 Qd7 11.c4 Nb6 12.d4 0-0-0 13.a4 d5 14.Ne5+- Qe6? 15.Ng4 (15.Ng4 Nc4 16.Bc4 Ng4 17.Be2+- ; 15.Bg4 Ng4 16.cd5 Rd5 17.Ng4 Nc4+- ) 1–0. Wall,Bill – Crowe, internet, 2001.

6.Bb2 Bg4 7.c4 Nf4 8.f3 Bf5 9.e4 Be6 10.d3 Qd7 11.d4 d5? 12.cd5+- Nd5 13.ed5 Bd5 14.Ne2 Be7 15.Nf4 Nf6 16.Be2 g5 17.Nd5 Nd5 18.Qd2 Rg8 19.0-0 Rg6 20.Re1 Rh6 21.Bc4 Nf6 22.Qg5 Rg6 23.Qe5 Kf8 24.Nc3 h5 25.Nd5 Bd6 26.Nf6 h4 27.Nd7 Kg8 28.Qf5 h3 29.Qg6 Kh8 30.Qh6 Kg8 31.Nf6# 1–0. Bonetti,Shane – HazelNut, ICC, 2002.

6.Bd4 Be6 7.e4 Nf4 8.c4 c5 9.bc6 bc6 10.Nf3 Bc4? 11.Bc4+- Ng2 12.Kf1 Nf4 13.Qb3 Nh6 14.Qb7 Rc8 15.Qa7 (15.Qa7 Rc7 16.Qb6+- ; 15.Ba7?! Rc7 16.Qb8 Qb8 17.Bb8 Rb7 18.Bd6 Bd6+/-) 1–0. Wall,Bill – Pegah, internet, 2003.

6.Bg3 Bd7 7.e4 Qf6 8.d4+/- Nb6 9.Qf3 Qf3 10.Nf3+/- a6 11.c4 ab5 12.cb5 d5 13.e5 Nc4+= 14.Bc4 dc4 15.a4 Bb4 16.Ke2 c6 17.b6 Ra6 18.Re1?? Rb6 19.Nbd2 Bd2 20.Nd2+= Be6 21.a5 Ra6 22.Kf1 Ne7 23.Bh4?? Ng6 24.Nf3 0-0 25.Bg5 Rfa8 26.Nh4? Nh4–+ 27.Bh4 Ra5 28.Ra5 Ra5 29.Rb1 b5–+ 0–1. gtate (1985) – duffster (1770), net–chess.com, 2004.

6.Bg3 Be7 7.c4 Nb6 8.e3 Be6 9.Qc2 Nf6 10.Nf3 Qd7 11.Be2 Bf5 12.d3+/- Nh5 13.0-0 Ng3+= 14.fg3 Be6 15.Nc3 Bf6 16.a4 0-0 17.a5+- Nc8 18.d4 Re8 19.c5 Bg4 20.Bd3 Re3+= 21.Bh7 Kh8 22.Be4 Bf3= 23.gf3?? Bd4–+ 24.Kg2 Rc3 25.c6?? Rc2 26.Kh1 bc6 27.bc6 Qe6 28.Rfe1 Ba1 (28...Ba1 29.Bc2 Qe1 30.Kg2 Qd2 31.Kh3 Qc2–+) 0–1. gtate (1965) – duffster (1770), net–chess.com, 2004.

4.c4+- a6

5.a3 ab5 6.ab4 Ra1 7.Ba1 bc4 8.Be5 d5 9.Nf3 Nf6 10.Nc3 Bb4?? 11.Qa4 Qd7 12.Qb4 c6 13.g3 Qe7 14.Bd6 Qd7 15.Bg2 Qe6 16.0-0 Ne4 17.Ne4 Qe4 18.Ra1 Kd7 19.Ne5 Qe5 20.Be5 Re8 21.Qd6# 1–0. pierre – mandad1, internet, 2008.

5.a3 ab5 6.ab4 bc4?? 7.Ra8 Bb4 8.Qa4 c5 9.Be5 Nf6 10.Bf6 gf6 11.Qb5 0-0 12.Qc4 d5 13.Qh4 c4 14.Nf3 Qd7 15.Qf6 b5 16.Nc3 Bc3 17.dc3 b4 (17...Qf5 18.Qf5 Bf5 19.Rf8 Kf8 20.Nd4+- ) 18.Nd4 Qg4 19.Rc8! Rc8 (19...Qc8 20.Nf5) 20.Nf5 bc3 21.Nh6 Kf8 22.Qf7# 1–0. Marre – salermo, zagraj.pl, 2003.

5.Be5 ab5 6.e3 Qg5 –/+.

4.c4+- Bc5

5.a3 Na6 6.ba6 ba6 7.e3 Nf6 8.Be2 Rb8 9.Qc2 d6 10.Nf3 1–0. tanto (1610) – fredus, net–chess.com, 2002.

5.a3 Qf6 6.Nf3 Nd3 7.ed3 d6 8.Qe2 Bg4 9.d4 Bb6 10.c5! Ba5 11.de5 Qe6 12.ed6 Qe2 13.Be2 Nf6 14.dc7 0-0 15.Bf6 gf6 16.Nc3 Rae8 17.b6 ab6 18.cb6 Bb6 19.Nd5 Ba5 20.Nf6 Kg7 21.Ng4 Bc7 22.Ne3 Bf4 23.g3 Bc7 24.Rb1 b6 25.Nd5 Bd6 26.a4 Rb8 27.Nd4 Rfe8 28.Nf5 Kg6 29.Nd6 Red8 30.Ne7 Kf6 31.Nc6 Rd6 1–0. marekt – Nexxus6, ChessWorld.net, 2007.

4.c4+- c6

5.a3 Qa5 6.ab4 Qb4 7.Be5 Qc4 8.e3 Qe6 9.Nf3 Ne7 10.Qa4 a6 11.bc6 Nc6 12.Bb2 b5 13.Bb5! Bd6 14.Bc6 Bb7 15.Bb7 Rb8 16.Qa6 f6 17.Nc3 Qb3 18.Qd6 Rb7 19.Nd5 (19.Nd5 Qb4 20.Nb4+- ) 1–0. hal1958 – peteshock, playchess.de, 2002.

5.a3+- Na6 6.ba6 ba6 7.Be5 d6 8.Bc3 Bf5 9.Nf3 Nf6 10.Qa4 Rb8 11.Qc6 Bd7 12.Qa6 Be7 13.Qa7 0-0 14.d3 Qb6 15.Qb6 Rb6 16.e4 Ba4 17.Be2 Nh5 18.0-0 Nf4 19.Ra2 Bd7 20.Nd4 Bf6 21.g3 Nh3 22.Kg2 Ng5 23.Rc1 Bh3 24.Kg1 Rfb8 25.Nb5 Be7 26.a4 Be6 27.Nd2 Nh3 28.Kg2 Bg5 29.f4 Bf4 30.gf4 Nf4 31.Kf3 g5 32.Ke3 Bd7 33.Rg1 h6 34.a5 Rc6 35.a6 Rbb6 36.a7 Ra6 37.a8Q Ra8 38.Ra8 Bc8 39.Bg4 Ra6 40.Rc8 Kh7 41.Bf5 Ng6 42.Rh8# 1–0. Woschkat,Karl_Heinz – McMahon,David, compuserve, 1995.

5.a3+- Na6 6.ba6 d6 7.ab7 Bb7 8.d4 +- .

5.a3+- cb5 6.ab4 Bb4 7.Be5 f6 +- .

5.Be5?! Qe7 6.d4 d6 +=.

4.c4+- d5

5.a3 Nc6 6.bc6 bc6 7.Be5 Bd6 8.Bg7 (8...Be5 9.Be5+- ) 1–0. Caissa – rene822, Live Game Caissa's Web, 2004.

5.a3 Nd3 6.ed3 d4 7.Qe2 Bd6 8.Bd4 Ne7 9.Be5 0-0 10.Bd6 Qd6 11.Nc3 Bf5 12.Qf3 b6 13.Qg3 Rae8 14.Qd6 Nd5 15.Be2 cd6 16.Nd5 a5 17.ba6 Re6 18.Ne3 g6 19.g4 Rfe8 20.gf5 gf5 21.Bf3 Re5 22.a7 Kg7 23.a8Q Ra8 24.Ba8 (24…f4 25.Nf3+- ) 1–0. Bendig,Frank – Reccanello,Waldir, CiF LT–003 CiF, 2003.

5.a3 Bf5 6.ab4 Bb1 7.Qb1 Bb4 8.Be5 Qg5 9.f4 Qh4 10.g3 Qg4 11.Qb4 Qg6 12.cd5 Ne7 13.Bg2 0-0 14.Qe7 Rae8 15.Qc5 f6 16.Bc7 Rc8 17.d6 Rfd8 18.Bb7 Rc7 19.dc7 Re8 20.Bd5 Kh8 21.c8Q h6 22.Qf8! Rf8 23.Qf8 Kh7 24.Qg8# 1–0. wiking – Jorgecas, internet, 2009.

5.Be5?! dc4 6.Na3 f6 =+.

5.a3 dc4

6.ab4 Bb4 7.Be5 Qd5?? 8.Bg7 f6 9.Bh8 Qd4 10.Ra2 Bc5 11.e3 Qe4 12.Nc3 Qe6 13.Qh5 Kd7 14.Qc5 b6 15.Qd4 Ke8 16.Bc4 Qf5 17.Bg8 Be6 18.e4 Qg5 19.Be6 Qg2 20.Qd7 Kf8 21.Qf7# 1–0. pierre – singh0555, internet, 2008.

6.ab4 Bb4 7.Be5 f6 8.Bc3 Bc5 9.e3 Ne7 10.Qh5 Ng6 11.Qc5 Qe7 12.Qe7 Ne7 13.Bc4 Nf5 14.d4 Bd7 15.Bb4 0-0-0 16.Ra7 Nd6 17.Ra8# 1–0. guest833 – guest382, ICC, 2002.

6.ab4 Bb4 7.Be5 Nf6 8.b6! cb6 9.Qa4 Bd7 10.Qb4 b5 11.e3 a5 12.Qb2 0-0 13.Na3 Qe8 14.Bd6 Qe4 15.Bf8 Rf8 16.Nb5 Bb5 17.Qb5 Qc2 18.Qa5 Nd7 19.Nf3 b6 20.Qb4 Nc5 21.Bc4 Nd3 22.Bd3 Qd3 23.Nd4 h6 24.Ra3 Qe4 25.0-0 h5 26.Rfa1 g6 27.Ra7 (27.Ra7 h4 28.Qb6+- ) 1–0. Mroz,Antoni – Malyjurek,Jan, corr Poland, 1985.

6.ab4 Qd5 7.Qc2 Qb5 8.Na3 Qb4 9.Nc4 f6 10.Ba3 Qb5 11.Bf8 Kf8 12.Ne3 Qc6 13.Qc6 bc6 14.Nf3 Ne7 (14...Ne7 15.d4 ed4 16.Nd4 Kf7+- ).

6.ab4 Bd6 +- .

6.ab4 e4 7.Qc2 Nf6 8.e3 Be6 9.Bc4 Bg4 10.Bf6 Qf6 11.Qe4 Be7 12.Qb7 0-0 13.Nc3 Bb4 14.Ra6 Qf5 15.Qe4 Qd7 16.Bd3 Rae8 17.Qh7# 1–0. pierre – hulk, ChessHere.com, 2005.

6.ab4 f6 +/-.

4.c4+- d6

5.a3 Nd3 6.ed3 Nf6 7.Ne2 Bg4 8.d4 ed4 9.d3 c5 10.bc6 bc6 11.f3 Qa5 12.Qd2 Qd2 13.Nd2 Bh5 14.Nd4 c5 15.Nb5 Rb8 16.Bf6 gf6 17.Ne4 f5 18.Nf6 (18.Nf6 Kd8 19.Nh5+- ) 1–0. Bonetti,Shane – Legas, ICC, 2002.

5.a3 Bf5 6.ab4 b6 7.Nc3 Be7 8.g3 Nf6 9.Bg2 1–0. woschkat (2350) – rosborne (1790), net–chess.com, 2002.

5.a3 Bf5 6.ab4 d5 7.Be5 f6 8.Bd4 Qe7 9.c5 0-0-0 10.Ra7 Nh6 11.c6 bc6 12.bc6 Qb4 13.Ra8 Qb8 14.Rb8 Kb8 15.Qb3 Bb4 16.Qb4 Ka8 17.Qb7# 1–0. Woelfelschneider,Peter – Kleiner, 2009.

4.c4+- f6

5.a3 a6 6.ab4 Bb4 7.e4 +- .

5.a3 Nc6 6.bc6 dc6 7.Nf3 Bg4 (7...e4 8.Nd4+- ) 8.Nc3 Nh6 9.Qb3 Rb8 10.Ne4 Bf5 (10...Be7 11.d4 f5 12.Ned2 ed4 13.Bd4+- ) 11.d3 b5 12.Bc1 bc4 13.Qc4 Be4 14.de4 c5 15.Bh6 gh6 16.Rd1 Qc8 17.e3 a5 18.Qa4 c6 19.Qa5 Rb5 20.Bb5 cb5 21.Qb5 Kf7 22.Rd7 Ke6 23.Rb7 Bd6 24.Qc4 1–0. kamret – malpican, GameColony.com, 2002.

5.a3 d5 6.ab4 Bb4 7.Qb3 c5 8.bc6 Qd6 9.Ba3 Ba3 10.cb7 Bb7 11.Qb7 dc4 12.Qa8 Kf7 13.Na3 c3 14.dc3 Qd7 15.e4 g5 1–0. pierre (2210) – chesslo, internet, 2007.

5.a3 d5 6.ab4 dc4 7.e4 Be6 8.Qa4 Ne7 9.Na3 Nc8 10.Nc4 Qe7 11.Bc3 Qf7 12.b6 Bd7 13.Qa2 Nb6 14.Nb6 Qa2 (14...Qa2 15.Ra2 cb6+- ).

4.c4+- Nf6

5.a3 a5 6.ab4 ab4 7.Ra8 Bc5 8.e3 d6 9.d4 ed4 10.ed4 Bf5 11.Rd8 Kd8 12.dc5 Kc8 13.cd6 Re8 14.Be2 Rd8 15.Bf6 Bb1 16.Bg4 Kb8 17.dc7 Kc7 18.Qd8# 1–0. marekt – wandelaar, ChessWorld.net, 2004.

5.a3 Bc5 6.ab4 Bb4 7.Be5 d6 8.Bb2 Be6 9.Qb3 c5 10.bc6 Qb6 11.Bf6 gf6 12.cb7 Qb7 13.Nc3 0-0 14.Nf3 a5 15.e3 f5 16.Be2 f6 17.Nd4 Bf7 18.Bf3 d5 19.Nd5 a4 20.Qb4 Qd7 21.Nf6 (21.Nf6 Kg7 22.Nd7 Bc4 23.Ba8 Rf7 24.Qc4 h5 25.Ne6 Kh7 26.Ng5 Kh6 27.Qe6 Kg7 28.Qf7 Kh6 29.Qf6#) 1–0. marekt – hulk, internet, 2005.

5.a3 d5 +- .

5.Be5?! Qe7 6.d4 d6 7.Bf6 Qf6 +=.

4.c4+- Qh4

5.a3 Qc4 6.ab4 Qb5 7.e3 Qb4 8.Be5 +- .

5.a3 Qc4 6.ab4 e4 +- .

5.d3?? Bc5+/- 6.g3 Qf6 7.e3 Nh6 8.a3 Ng4 9.Nh3 Be3 10.ab4 Bf2= 11.Kd2 Qh6 12.Kc3+= Bd4 13.Kb3 Ne3 14.Qc1 Bb2 15.Kb2+= d5 16.Nf2 dc4 17.dc4+/- 0-0 18.Ra3+- Nf5 19.Qh6 Nh6 20.Bg2 Nf5 21.Nd2 Nd6 22.Re1 Be6 23.Rc3 f6 24.Nfe4 Rad8 25.Nd6 Rd6 26.Ne4 Rd4 27.Nc5 Rd2 28.Kb3 Bc4 29.Rc4 Rg2 30.Rc2 Rc2+/- 31.Kc2 b6 32.Na6 Kf7 33.Re3 Kg6 34.Kd2+/- Rd8 35.Rd3 Rd3 36.Kd3 Kg5 37.Ke4+- Kg4 38.Nc7 Kh3 39.Ne8 Kh2 40.Ng7 Kg3 41.Nh5 Kg2 42.Nf6 h6 43.Ke5 Kf3 44.Kf5 h5 45.Kg5 1–0. Belov,PI – Anisimov,VV, corr semi Nipsegorodskaya oblast RUS, 1994.

5.Be5? Qc4?! 6.Nc3 =.

5.Be5? Qe4 6.d4 d6 –+.

4.e4?? f6

5.a3 Nc2 6.Qc2 b6 7.Bc4 Bb7 8.Nc3 Ne7 9.Qb3 d5 10.Nd5 Nd5 11.ed5 Bd5 (11...Bd6+- ) 12.Bd5 Rb8 (12...Bc5+- ) 13.Bf7 Ke7 (13...Kd7 14.Qe6) 14.Qe6 1–0. hertford – 10nov, ChessWorld.net, 2002.

5.a3 Nc2 6.Qc2 Qe7 7.Nc3 Nh6 (7...c6+- ) 8.Nd5 Qf7 (8...Qc5 9.Nc7 Kd8 10.Qc5 Bc5 11.Na8+- ) 9.Nc7 Kd8 10.Na8 Bd6 (10...d5 11.Rc1 Bd7 12.Qc7 Ke7 13.Qc5 Kd8 14.Qa7+- ) 11.b6 Bc5 (11...a6+- ) 12.Qc5 Qb3 13.ba7 Qb2 14.Qb6 Qb6 15.Nb6 Kc7 16.Rc1 Kb6 17.a8Q Ng4 (17...d5 18.a4 de4 19.a5) 18.a4 d5 (18...Nf2 19.a5) 19.a5 1–0. Adlai – Guest4238, internet, 2020.

4.Be5 d6

5.Bb2 Bd7 6.e4 Qe7 7.d3 d5 8.a3 de4 9.ab4 ed3 10.Kd2 dc2 11.Qc2 Qb4 12.Bc3+/- Qf4 13.Kd1 0-0-0 14.Nd2 Bf5 15.Qa4 Qf2 16.Ngf3 Bg4?? 17.Be2 Bf3+/- 18.Bf3 Nf6? 19.Qa7+- Nd5 20.Qf2 Nc3 21.Kc2 Nb5 22.Ra8 Kd7 23.Rd8 Kd8 24.Bb7 Bd6 25.Qf7 Nd4 26.Kd3 Nb5 27.Bc6 Na7 28.Qd7# 1–0. Fredek (2065) – Guest355913, Freundschaftspartie, 5m + 0s, 2006.

5.Bb2 Qe7 6.e3 Bf5 7.d3 c5? 8.a3 Nd5+/- 9.e4 h5?? 10.Be2 Be4 11.de4 Qe4 12.Nf3 Be7 13.Bg7 Rh7 14.Bb2 Nf4 15.Nc3 Qe6 16.0-0 Rg7 17.g3 Qh3 18.Ne4 Qg2# 0–1. makaveli1982 – darious, internet, 2007.

5.Bc3 c5 6.bc6 Nc6 7.d4 d5+= 8.e3 Nb4 9.a3 Nc6 10.Nd2 Nf6 11.Ngf3 Bd6 12.Bb5 Bd7 13.h3 0-0 14.Bd3 Re8 15.0-0 h6 16.Rb1 b6 17.Rb3 Ne4 18.Re1 Nc3 19.Rc3 a5 20.e4 de4 21.Ne4 Qc7? 22.d5+- Ne7 23.Rc7 Bc7 24.d6 Bb8 25.de7 Re7 26.Nf6! gf6 27.Re7 Ba4 28.Be4 Ra7 29.Bb7 Bd6 30.Qd6 Rb7 31.Rb7 Bc2 32.Qf6 a4 33.Rb8 Kh7 34.Qf7# 1–0. pozarski (2030) – NN, GameColony.com, 2002.

5.Bc3 Nd5 6.Bd4 Bf5 7.e3 Nb4 8.Na3 d5 9.Nf3 Nc6?? (better is 9...a6 10.ba6 Na6+=) 10.bc6+- b6 11.Ba6 Ba3 (11...Bc8 12.Qe2+- ) 12.Bg7 f6 (12...Bb2 13.Bb2 Nf6 14.d3+- ) 13.Bh8 Bb2 14.Rb1 Be5 15.Ne5 fe5 16.Bb7 1–0. marre (1925) – NN, GameColony.com, 2003.

5.Bc3 Nd5 6.e4 Nf4 7.g3 Ne6+= 8.d4 Nf6 9.Nd2 Bd7 10.Bc4 a6+/- 1–0. rekt – mishkyn, internet live, 2001.

5.Bb2 Bf5

6.Na3 Nf6+= 7.e3 Qe7 8.Bc3 Nbd5 9.Bb2 0-0-0 10.Nf3+/- h6 11.d3 g5 12.Be2+/- Nb6 13.0-0 Qd7?? 14.Nd4 Bg4? 15.Bg4+- Ng4 16.Nc6! bc6 17.Bh8 cb5 18.Bb2 d5 19.h3 Nh2?? 20.Kh2 Qd6 21.Kg1 Na4 22.Bc1 Bg7 23.Nb5 Qb6 24.Rb1 a6 25.Na7 Qa7 26.Qg4 Rd7 27.Qa4 c6 28.Bb2 f6 29.e4 Bf8 30.Bf6 Rf7 31.Qc6 Rc7 32.Qe8# 1–0. valpa – TheDragon, playchess.de, 2003.

6.d3 c5 7.a3 Nd5 (7...Nc2 8.Qc2 d5 9.e3+- ) 8.e4 Nc7 (8...Be6 9.ed5 Bd5 10.Ne2+- ) 9.ef5 Qe7 (9...Nb5 10.c4 Nc7 11.Nc3+- ) 10.Qe2 (10.Be2 Nb5 11.c4 Nc7+- ) 10...Qe2 (10...Nb5 11.Nf3+- ) 11.Be2 Nb5 12.Bf3 (12.c4 Nc7+- ) 12...Rb8 (12...0-0-0 13.c4 Nc7 14.Nc3+- ) 13.Nd2 (13.Ne2 Nh6 14.f6 gf6+- ) 13...f6 14.a4 (better 14.c4 Nc7+- ) 14...Nd4 (14...Nc7 15.Ne2+- ) 15.Bd4 cd4 16.Nb3 (16.Ne2 Ne7 17.Nd4 d5+- ) 16...Nh6 (16...d5 17.Rb1+- (17.Nd4?! Bb4 18.Ke2 Bc3 19.Bh5 Kd7+- )) 17.Nd4 Ke7 (17...g6 18.Rb1 b6 19.Bc6 Kf7 20.fg6 hg6 21.Nb5+- ) 18.Nge2 (better 18.Rb1 Kd7 19.Rb7 Rb7 20.Bb7+- ) 18...b6 (18...Kd7+- ) 19.Nc6 Kf7 (19...Ke8 20.Nb8 Nf5 21.Nc6+- ) 20.Nb8 Nf5 21.Bd5 (21.Nc6 Be7+- ) 21...Ke7 (21...Kg6 22.a5+- ) 22.Kd2 (22.a5 ba5 23.Ra5 Ke8+- ) 22...Kd8 (22...g6 23.Nc6 Kd7 24.a5 Bh6 25.f4+- ) 23.Nc6 Kd7 24.Ned4 (24.a5 b5 25.Na7 Ne7+- ) 24...Ne7 (24...Nd4 25.Nd4 Be7 26.Be6 Ke8 27.a5+- ) 25.Ne7 (25.Be6!? Kc7 26.Na7 h5+- ) 25...Be7 26.Be6 Ke8 27.Rhe1 g6 28.a5 Bd8 29.Nc6 Bc7 30.Na7 (30.Bd5 Kf8 31.Re7 Bd8 32.Rf7 Kg8 33.Re1 ba5 34.Re8) 30...g5 (30...ba5 31.Rab1 Kf8+- ) 31.Nb5 Bb8 32.a6 Ke7 33.a7 Ba7 34.Ra7 Kf8 35.Bd5 h5 36.Rf7 Kg8 37.Re8 1–0. jaddwarrior (1975) – Watfordlover, ChessWorld.net, 2016.

6.d3 d5? 7.a3+- Nc2 8.Qc2 Bc5 (8...Nf6+- ) 9.Bg7 (9.Bg7 Bd4 10.Bd4+- ) 1–0. Pierre – Ermani, internet, 2020.

6.d3 d5? 7.a3+- Nc6 8.bc6 bc6 9.g3 Nf6 10.Bg2 Qd7 11.Nf3 Bd6 12.0-0 c5 13.Nbd2 0-0 14.Re1 d4 15.Nd4 Rab8 16.N4b3 Rfe8 17.e4 Bg6 18.Nf3 Qc6 19.e5 c4 20.Nfd2 Qd7 21.Nc4 Ng4 22.ed6 cd6 23.Bh3 Bf5 24.Re8 Re8 25.Bg4 Bg4 26.f3 Be6 27.Qd2 h6 28.Re1 d5 29.Qc3 dc4 30.Qg7# 1–0. Poltergeist – Stefan1, playchess.de, 2002.

6.d3 Qd7 7.c4 a6? 8.a3 ab5 9.ab4 Ra1 10.Ba1 bc4 11.dc4 d5 12.c5 Qb5 13.Bc3 d4 (13...Qa6 14.e3 Qa2 15.Bb5 c6 16.Bd3 Bd3 17.Qd3+- ) 14.e4! (< 14.Bd4 Qb4 15.Nc3 Nf6 16.Qa4 Qa4 17.Na4 Nd7+- ) 14...Be4 (14...Qd7 15.ef5 dc3 16.Qd7 Kd7 17.Nc3 Nh6+- ) 15.Bb5 c6 16.Qe2 f5 17.Bd3 dc3 18.Nc3 Be7 19.Be4 fe4 20.Qe4 (better is 20.Qh5!? Kd8 21.Qe5 Ke8+- ) 20...Nf6 21.Qe6 Rf8 22.Nf3 (better is 22.Qc8 Kf7 23.Qb7+- ) 22...Nh5 23.Ne5 Rf6 24.Qd7 Kf8 25.Qc8 (25.Qc8 Bd8 26.Qd8) 1–0. hal1958 – spencer, playchess.de, 2003.

6.d3 Qd7 7.c4 Qe6!? 8.e4 Be4 9.de4 Qe4 10.Kd2 d5 +- .

6.d3 Qd7 7.e4 Bg6 8.a3 Nc2 9.Qc2 Qb5 10.Nc3 Qa5 11.Qa4 Qa4 12.Na4 Nf6 13.Be2 0-0-0 14.f4 c6 15.Bf6 gf6 16.f5 b5 17.Nb2 Bf5 18.ef5 d5 19.Nf3 (19.Nf3 c5 20.g3+- ; 19.d4 Re8+- ) 1–0. Wall,Bill – Koretsky,David, Dayton, OH, 1983.

6.d3 Be6 7.a3 Nd5 8.c4 +/-.

6.d3 Nf6? 7.a3 Nbd5 8.e4 Bg4 9.f3 (9.Be2!? Be2 10.Ne2+/-) 9...Ne3+= 10.Qe2 Nf1 11.fg4 (11.Qf1?! Be6+=; 11.Kf1?! Be6+=) 11...Ng4 (11...Nh2 12.Rh2 a6 13.g5+- ) 12.Kf1 (12.Qg4 Ne3 13.Qe2 Qg5+- ) 12...Qg5 13.Nc3 Be7? (better is 13...Ne3 14.Ke1 Ng2 15.Kd1 Ne3 16.Kc1 a6+- ) 14.Nf3 Qh6 (14...Ne3 15.Kf2 Ng4 16.Ke1+- ) 15.Nd5 Bd8 16.Nd4 (16.Kg1 c6 17.Nd4 cd5 18.Qg4 Qe3 19.Kf1 Bf6+- ) 16...Qg5 17.Nf5 f6 18.Bc1 Qg6 19.Nf4 Qg5 20.h4 Qf5 (20...Ne3 21.Be3 Qg6 22.Ng6 hg6+- ) 21.ef5 Ne5 22.d4 0-0 23.de5 (23.Ne6 Nd7 24.Nf8 Nf8 25.Qc4 Kh8+- ) 23...de5 24.Ne6 Re8 25.Bd2 (better is 25.h5 Be7+- ) 25...Be7 26.Nc7 a5 27.Ne8 (27.ba6 b6+- ) 27...Re8 28.Ba5 Bc5 29.Qc4 Kh8 30.Qc5 e4 31.Ke2 (31.Qa7 g6 32.Bc3 e3+- ) 31...h5 32.Rad1 Re5 33.Qf8 Kh7 34.Rd7 Re7 35.Re7 (35…Kh6 36.Qg7) 1–0. Marinelli,P – Arwashan,N, Detroit–ch MI opB, 1994.

6.d3 Nf6? 7.e4 Be6 8.a3 Na2 9.c4 Be7 10.Ra2 0-0 11.Nf3 b6 12.h3 c5 13.Ra1 a6 14.e5 de5 15.Ne5 a5 16.Nc6 Qe8 17.Ne7 Qe7 18.Be2 Rad8 19.0-0 Ne8 20.Qe1 Qg5 21.f4 Qg6 22.Rf3 Bf5 23.Rg3 Qe6 24.Rg5 g6 25.Qc3 f6 26.Kf2 Rd4 27.Rg3 Ng7 28.Qd2 Rdd8 29.Qc3 Rd4 30.Bc1 Qd6 31.Ra2 Rf4 32.Bf4 Qf4 33.Rf3 Qd6 34.g4 Qh2 35.Ke1 Re8 36.gf5 Nf5 37.Qf6 Qh1 38.Rf1 Qh3 39.Rf5 gf5 40.Qg5 Kf8 41.Nc3 Qh1 42.Kd2 Re5 43.Qf6 (43.Qf6 Kg8 44.Qe5 Qh6 45.Kc2+- ) 1–0. 73DADDELDU37 – PublicEnemy, mySchach.de, 2005.

6.d3 Nf6? 7.e4 Bg6 8.a3 Bh5 9.Be2 Be2 10.Ne2 Nbd5 11.ed5 Nd5 12.0-0 Qh4 13.c4 Nf4 14.Nf4 Qf4 15.Re1 Be7 16.Qe2 0-0-0 17.Qe7 Rd7 18.Qe3 Qe3 19.Re3 f6 20.Nc3 g5 21.Rae1 h6 22.Nd5 c6 23.Nf6 Rf8 24.Nd7 Kd7 25.Re7 Kd8 26.Rh7 1-0. BeepBeepImAJeep (2740) – nachendo, Rated Blitz tournament, lichess.org.

6.d3 Qg5 7.a3 Nd5 8.e4 Bg4 9.f3 Ne3 10.Qd2 0-0-0?? 11.fg4+- d5 12.Nf3 Qf4 13.Ke2 Bc5 14.h3 Nh6?? 15.ed5 Rd5? 16.c4?? Rd6?? 17.Be5+- Rd3 18.Bf4 Rd2 19.Nfd2 Nc2 20.Ra2 Nd4 21.Kd1 Rd8 22.Be3 Ne6 23.Bc5 Nc5 24.Kc2 f5 25.Be2 f4 26.Nc3 Nf7 27.Rd1 Ne5 28.Nde4 Ne6 29.Rd8 Kd8 30.Kb3 Nd4 31.Kb4 b6 32.Rd2 c5 33.bc6! a5 34.Ka4 Nec6 35.Nb5 Kc8 36.Nd4 Ne5 37.c5 Kb7 38.Nd6 Kc7 39.Ne6 Kc6 40.Bb5 1–0. wlittle (2300) – dbartels, net–chess.com, 2003.

6.d3 Qg5 7.Nf3 Qh5? 8.a3+- Nd5 9.e4 Nde7 10.ef5 Qf5 11.c4 d5 12.Be2 dc4 13.dc4 Rd8 14.Nbd2 Qg6 15.0-0 Nf6 16.Qa4 c6 17.bc6 Nc6 18.Ne5 Qh6 19.Ndf3 Bd6 20.Nc6 bc6 21.Qc6 Nd7 22.Ne5 Be5 23.Qh6 gh6 24.Be5 Ne5 25.Rfd1 Rb8 26.f4 Rb2 27.Bh5 Nc4 28.Re1 Kf8+/- 29.Rac1 Ne3?? 30.Rc8 Kg7 31.Rh8 Kh8 32.Bf3 Nc2 33.Rc1 a5 34.a4 Nd4 35.Bd5?? Ne2–+ (35...Ne2 36.Kf1 Nc1 37.Bf7 Nd3–+) 0–1. Trkn – julienb, itsyourturn.com, 2000.

4.Be5 f6

5.Bb2 Bc5 6.e4 Qe7 7.a3?? Nc2?? 8.Qc2+- b6 9.Be2 g6 10.Nf3 Nh6 11.0-0 Qf8 12.d4 Bd6 13.e5 fe5 14.de5 Be7 15.e6 de6 16.Bh8 c5 17.Bb2 Ng4 (17...Bb7 18.Rd1+- ) 1–0. valpa – Regicide, playchess.de, 2003.

5.Bb2 d5 6.a3 Qd6 7.ab4 Qb4 8.Ba3 Qb5 9.Bf8 Kf8 10.e4 Qc5 11.ed5 Qd5 12.Nc3 Qc5 13.Be2 Bd7 14.Nf3 Re8 15.0-0 Nh6 16.Qc1 b5 17.Bd3 Ng4 18.Ne4 Qb6 19.Qa3 b4 20.Qa7 Qc6 21.Nd4 Qd5 22.Qc5 Qc5 23.Nc5 Bc8 24.Rfe1 Kf7 25.Nc6 Ne5 26.Nb4 Re7 27.f4 Nd7 28.Bc4 Ke8 29.Re7 Ke7 30.Re1 Kd6 31.Ne4 Ke7 32.Ng5 Kd6 33.Nf7 (33…Kc5 34.Nd3 Kc4 35.Nh8+- ; better is 33.d4 c5 34.Nf7 Kc7 35.Nd5 Kb7 36.Nh8 cd4+- ) 1–0. Reimer,Karl (1700) – Blank,Walter, Ludwigshafen–ch, 1998.

5.Bc3 a5 6.e4 Bd6?? 7.a3+- Be5 8.Be5 fe5. malaysianisme – challl, net–chess.com, 2003.

5.Bc3 Nd5 6.e4 Nf4 7.d4 Qe7 8.Qf3 g5 9.Ne2 Ne6 10.d5 Nc5 11.Nd2 c6 12.bc6 dc6 13.dc6 bc6 14.e5! fe5?? 15.Qc6 (15.Qc6 Kf7 16.Qa8+- ) 1–0. Wall,Bill – Rodney, internet, 2004.

5.Bc3 Qe7 6.a4 Qd6 7.d3 b6 8.e4 Bb7 9.a5 ba5 10.Be2 h6 11.Bh5 g6? 12.Bg6+- Kd8 13.Na3 Ne7 14.Nc4 Qc5 15.Bf5 d5 16.Bf6 Rg8 17.Na5 Rb8 18.Nb7 Rb7 19.Kf1 de4?? 20.de4 Ke8 21.Qh5 Kd8 22.Rd1 Nbd5 23.Rd5 Qd5 24.ed5 Rb5 25.Qf7 Rb1 26.Ke2 Rb5 27.Be7 Be7 28.Qg8 Bf8 29.Qf8# 1–0. marekt – unknown, internet, 2002.

4.Be5 Qg5

5.Nf3 Qf5 6.a3 Nc2 (7.Qc2 Qc2–+) 0–1. Roookie – gricks, Live Game Caissa's Web, 2004.

5.Nf3 Qf5 6.Na3 Nd5 7.e3 Ba3? (better is 7...Ngf6 8.Bd3 Qe6+/-) 8.Bg7+- Nb4 9.Nd4 (9.Bh8?! Nc2 10.Ke2 Qb5 11.d3 Na1 12.Qa1 Be7+=) 9...Qd5 (9...Qg6 10.Bh8 Bb2 11.Rb1 Nc2 12.Qc2 Qc2 13.Nc2 Bh8 14.d4+- ) 10.Bh8 f6 (10...c5 11.bc6 dc6+- ) 11.c3 Bb2 12.cb4 (12.Rb1 Qa2 13.Qh5 Kd8 14.Qh7 Ba3+- ) 12...Ba1 13.Qa1 1–0. Wall,Bill – Nodwa, Internet, 2003.

5.Nf3 Qf5 6.d3 d5?? 7.a3+- (7.Bc7?! Qd7 8.Be5 Qb5+/-) 7...f6 8.Bc7 (8.ab4?! fe5 9.Ra4 Nf6+=) 8...Nd3 (8...d4 9.ab4 Bb4 10.c3 dc3 11.Qc2 Qb5 12.e4+-) 9.cd3 (9.Qd3 Qd3 10.cd3 Bg4+-) 9...Bc5 (9...Qd7 10.b6+-) 10.Nbd2 (10.d4 Qd7 11.dc5 Qc7 12.Qd5 Ne7+-) 10...Ne7 (10...Qd7 11.Bg3+-) 11.e4 de4 12.de4 (12.Ne4 Nd5 13.Bd6 Bb6+-) 12...Qg6 (12...Bf2 13.Kf2 Qc5 14.Ke1 Qc7 15.Nc4+-) 13.Qc2 Bb6 (13...b6 14.Bg3+-) 14.Bb6 ab6 15.Bc4 Bg4 16.0-0 Rc8 (16...Rd8 17.Rfd1+-) 17.Qd3 (17.Qb3 Rc5+-) 17...h5 (17...Rd8 18.Nd4+-) 18.Kh1 h4 19.h3 Bh5 (19...Bf3 20.Nf3 Kf8 21.Rfd1+-) 20.e5 (20.Nh4 Qh7+-) 20...f5 (20...Qd3 21.Bd3 Rc3 22.ef6 Rd3 23.fe7 Ke7 24.Rfe1 Kd8 25.Nc4+-) 21.Nh4 Qg5 22.Ndf3 (22.Nhf3 Qf4 23.Qd4 Qh6+-) 22...Bf3 (22...Qf4 23.Be6 Rd8 24.Qe3 Qe3 25.fe3 Bf3 26.Nf3+-) 23.Nf3 (23.gf3? Qh4 24.Bf7 Kf7-+) 23...Qf4 24.Be6 Rd8 25.Qe3 (25.Qb3 Qh6+-) 25...Qh6 (25...Qe3 26.fe3 Rh6 27.Ng5+-) 26.Qh6 Rh6 27.Bb3 (better 27.Ng5 Ra8+-) 27...g5 (27...Rd3 28.Bc4 Rf3 29.gf3 Rh3 30.Kg2+-) 28.Rfd1 (28.Ng5 Ra8+-) 28...Rc8 (28...g4 29.Ng5 Rd1 30.Rd1 gh3 31.g3+-) 29.Rac1 (29.Ng5 Ra8+-) 29...Ra8 (29...Rc1 30.Rc1 Rh5 31.Rc7+-) 30.a4 (better 30.Ng5!? Rg6 31.Bf7 Kf8 32.Bg6 Ng6+-) 30...g4 31.Ng1 (31.Ng5!? gh3 32.gh3 Rg6 33.Bf7 Kf8 34.Bg6 Ng6+-) 31...f4 (31...Rc8 32.Rc8 Nc8 33.Bd5+-) 32.Rd4 Ng6 (32...gh3 33.gh3 Rh5 34.Re1+-) 33.Be6 (better 33.Rd6 f3 34.gf3 gh3+-) 33...gh3 34.Bh3 Ke7 (34...Rh7 35.Nf3+-) 35.Rd7 (better 35.Rc7!? Kf8 36.Rd6 Ke8+-) 35...Ke8 36.Rb7 f3 (36...Ne7 37.Nf3 Nd5 38.Rc6+-) 37.Nf3 Nf4 38.Kh2 Ra4 (38...Nd3 39.Rc6 Rh5+-) 39.Rc8 1-0. upep (2120) - Linas_1989 (1875), Rated Blitz game, lichess.org, 2014.

5.Nf3 Qf5 6.d3 f6 7.e4+/- Qh5 8.Bf4 Qb5 9.c3 Nc6 10.Nbd2 g5? 11.d4+- Qa5 12.Nc4 Qc3 13.Bd2 (13.Bd2 Qa1 14.Qa1+- ) 1–0. b4_player – XGC_spy, gamecolony.com, 2006.

5.Nf3 Qf5 6.e3 Bc5?? (better 6...Nc2 7.Ke2 Na1 8.Ba1 Qb5 9.Ke1 Qf5–+) 7.d4?? (7.d3 Nf6 8.a3 Nbd5+- ) 7...Bd4? (7...Nc2 8.Kd2 Bb4 9.Kc1 Na1 10.Bg7 Ne7 11.Bh8 Ng6+- ) 8.ed4 (8.Nd4?! Qe5 9.c4 c5=; 8.Bd4?! Nc2 9.Kd2 Nd4 10.ed4 Nf6+- ) 8...Qe4?? (better 8...f6 9.Bc7 Nc2 10.Kd2 Na1+- ) 9.Be2 (9.Kd2 Qg6 10.Bc7 Qh6 11.Ke1 d6+- ) 9...d6 (9...f6 10.Nbd2 Qg6+- ) 10.Bg7 f6 (10...Nc2 11.Kf1 Qg6 12.Bh8 Na1+- ) 11.0-0 (better 11.Na3 Nd5 12.Bh8 Nf4+- ) 11...Qg4 (11...Nc2 12.Nc3 Qg6 13.Bh8 Na1 14.Bd3+- ) 12.Bh8 Bf5 13.Ne5 (13.c4 Be4+- ) 13...Qg5 14.f4 Qh6 15.Bh5 Qh5 (15...Bg6 16.Ng6 hg6 17.Re1 Kf8+- ) 16.Qh5 Bg6 17.Ng6 hg6 18.Qg6 Kd8 (18...Kd7 19.Qg4 f5 20.Qf5 Kd8 21.Bf6 Nf6 22.Qf6 Kc8 23.Qe6 Kd8 24.Re1 c6 25.Qd6 Kc8 26.Re8) 1–0. pereira (2280) – Liam31 (1950), lichess.org, 2020.

3.b5+/- Nb8

4.e3 d6 5.c4 Nf6 6.Nf3 Be7 7.Be2 0-0 8.0-0 a6 9.a4 ab5 10.ab5 Ra1 11.Ba1 Nbd7 (11...Bf5 12.Nc3=) 12.Nc3 e4 13.d4?? (better 13.Nd4+=) 13...ef3-+ 14.Bf3 Re8 15.Qb3 Bf8 (15...Nb6 16.Rd1-+) 16.Rd1 c6 17.Bb2 (17.bc6 bc6 Combination) 17...cb5 18.Nb5 Nb6 19.Ba3 (19.c5 Be6 20.d5 Nbd5 21.cd6 Nb6-/+) 19...Bg4 (19...d5 20.cd5 Ba3 21.Qa3 Nbd5 22.Rc1-+) 20.Bb4 (better 20.Bg4!? Ng4 21.h3-+) 20...Bf3 21.gf3 d5 22.c5 Nc4 23.Nc3 Nh5 24.Kf1 Re3! 25.Nd5?? (25.fe3 Ne3 Double attack) 25...Qd5 (better 25...Rb3 26.Nc3 Rb4-+) 26.fe3 Nd2!! 27.Rd2 (27.Bd2 Qb3 Discovered attack; 27.Rd2 Qb3 Discovered attack) 27...Qb3 28.Ke2 Qb4 29.f4 (29.Rc2 Qb1 30.Rd2 b6-+) 29…Nf4! (29...Nf4 30.ef4 g6-+) 0-1. ClayPigeons (2105) - ashutoshkumarshukla (2115), Rated Bullet game, lichess.org, 2020.

4.e4 Qe7 5.Nf3 d6 6.Be2 Nf6 7.d3 a6 8.ba6 Ra6 9.0-0 Ng4 10.d4 h5 11.Ba6 ba6 12.de5 de5 13.h3 g6 14.hg4 hg4 15.Nh2 Qh4 16.Re1 Qh2 17.Kf1 a5 18.Nd2 Ba6 19.c4 Qh1 20.Ke2 Qg2 21.Rg1 Qh2 22.Qa4 Kd8 23.Bd4 Bb4 24.Rab1 Nd7 25.Be3 Bd2 26.Kd2 g3 27.Rgf1 gf2 28.Rf2 Qg3 29.c5 Rh2 30.c6 Rf2 31.Bf2 Qf2 32.Kc3 Qe3 33.Kb2 Qd2 34.Ka1 Qc3 35.Rb2 Qc1 36.Rb1 Qc3 37.Rb2 Bd3 38.Qb3 Qc1 39.Rb1 Bb1 40.Qb1 Qc3 41.Qb2 Qb2 42.Kb2 Nc5 43.Kc3 (time, 1–0). Nautiluschess – pihls, ICS blitz, 2001.

4.e4 Nf6 5.Bd3 d6 6.Nf3 Nbd7 7.0-0 Nc5 8.Bc4 Nce4 9.a4 Be7 10.Be2 0-0 11.d3 Nc5 12.Re1 a6 13.c4 ab5 14.ab5 Ra1 15.Ba1 e4 16.Nfd2 (better is 16.de4!? Nfe4 17.Nbd2=+) 16...ed3–+ 17.Bf3 Be6 18.Nc3 h6 19.Nce4 Nce4 20.Ne4 Bc4 21.Qb1 Ne4 22.Be4 d2 23.Rd1 Bg5 24.Bc3 Be2 25.Bd2 (25.Bb7 Bd1 26.Qd1 Re8 27.Bd2 Bd2 28.Qd2 Qg5–+) 25...Bd1 26.Qd1 Bd2 27.Qd2 Re8 28.g3 (28.f3 c6 29.bc6 bc6 30.Qc2–+) 28...Re4 (29.Qd5 Re1 30.Kg2 Qa8–+) 0–1. valpa – Roger_K, playchess.de, 2003.

4.Be5 a6 5.a4 d5 6.e3 Nd7 7.Bb2 Ngf6 8.d4 (8.Nf3!?+=) 8...ab5 9.ab5 Ra1 10.Ba1 Ne4 11.f3?? (better is 11.Nf3=) 11...Qh4–+ 12.g3 (12.Ke2 Ng3! 13.hg3 Qh1–+) 12...Ng3! 13.hg3 Qh1 14.Nh3 (14.Kf2 Qh2 15.Bg2 h5–+) 14...Nf6 15.g4 Bd6 16.Qe2 Bg3 17.Kd1 h5 18.Nd2 (18.Nf2 Bf2 19.Qf2 hg4 20.Nd2 gf3 21.Qe1–+) 18...hg4 19.Nf2 (19.Nf4 gf3 20.Nf3 Ne4–+) 19...gf3 20.Nf3 (20.Qf3 Qf3 21.Nf3 Bf2–+) 20...Bf2 21.Ne5 (21.Kc1 Ne4 22.Nd2 Nd2 23.Kd2 Rh2–+) 21...Rh2 22.e4 Bg3 23.Qd3 Rf2 (24.Kc1 Rf1 25.Qf1 Qf1 26.Kb2 Qb5 27.Ka3 Qa5 28.Kb2 de4–+) 0–1. Big Rabbit – marekt, ChessWorld.net, 2004.

4.Be5 Nc6?? 5.bc6+- dc6 6.e4 f6 7.Bg3 g6 8.Nf3 Bg4 9.h3 Bf3 10.Qf3 b5 11.Bd3 b4 12.0-0 Bc5 13.c3 bc3 14.Nc3 Bd4 15.Rac1 Rb8 16.Rfe1 Rb2 17.Rc2 Rb4 18.Ne2 Be5 19.Rc6 Ne7 20.Be5 Nc6 21.Bf6 Rf8 22.Bd8 Rf3 23.gf3 Kd8 24.Nf4 Nd4 25.Kg2 h5 26.Ng6 Nc6 27.e5 Rb2 28.e6 Rd2 29.e7 Ne7 30.Ne7 Rd3 31.Nc6 Kc8 32.Na7 Kb7 33.Nb5 c6 34.Re7 Kb6 35.Nc7 Kc5 36.Ne8 h4 37.Re4 Rd8 38.f4 Kd5 39.Re2 Kc4 40.f5 Rd7 41.f6 Kd3 42.Re7 Re7 43.fe7 c5 44.Nd6 c4 45.Nc4! Kc4 46.e8Q Kd5 47.a4 Kc5 48.Kf3 Kb4 49.Ke3 Kc5 50.a5 Kd5 51.a6 Kc4 52.a7 Kd5 53.a8Q Kc4 54.Qac8 Kd5 55.Qee6# 1–0. Galagus – tina, playchess.de, 2001.

4.Be5 Qg5 5.Bc7 Qb5 6.e3 Qb2 7.Nc3+- 1–0. gtate (1880) – howard (1915), net–chess.com, 2003.

4.Be5 d5

5.e3 Bd6 6.Bg7 c6 (6...Bg4 7.Qc1 (7.Bh8?! Bd1 8.Kd1 Nf6+=; < 7.Qg4 Nf6 8.Qf5 Rg8 9.Bf6 Be7 10.Qh7 Rf8 11.Be7 Qe7+- ) 7...Ba3 8.Na3+- ) 7.Bh8 a6 8.Bb2 cb5 9.Nf3 f6 10.Be2 Nc6 11.0-0 Qc7 12.g3 Be5 13.Ne5 Ne5 14.d3 Nh6 15.Nd2 Be6 16.Rc1 Bh3 17.Re1 Nhg4 (17...b6 18.c4 dc4 19.dc4+- ) 18.Nf3 (18…b6 19.Ne5 Ne5 20.Bh5 Ke7 21.Bd4+- ; better is 18.f4 h5 19.fe5 fe5+- ) 1–0. valpa – Maz, HCL–B1851 playchess.de, 2003.

5.e3 Be6 6.Be2 Nd7 7.Bd4 a6 8.ba6 ba6 9.Nf3 Ngf6 10.Bb2 Bd6 11.Nd4 0-0 12.Ne6 fe6 13.Nc3 c5 14.Rb1 Qa5 15.a3 Rab8 +=.

5.e3 Be6 6.Nf3 Nd7 7.Bd4 Nh6 8.Bd3 Nc5 9.Be2 Nf5 10.0-0 Bd6 11.Bc5 Bc5 12.d4 Bb4 13.a3 Bd6 14.Nbd2 0-0 15.c4 dc4 +/-.

5.e3 Nf6 6.Nf3 Nbd7 7.Bd4 a6 8.Nc3 ab5 9.Bb5 Be7 10.Bf6 Bf6 11.d4 c6 12.Bd3 0-0 13.0-0 Qa5 14.Ne2 b5 15.Qb1 Re8 +=.

5.e3 Nf6 6.Nf3 Nbd7 7.Bd4 a6 8.Nc3 ab5 9.Bb5 Be7 10.Bf6 Bf6 11.d4 c6 12.Bd3 0-0 13.0-0 Qa5 14.Ne2 b5 15.e4 Nb6 +=.

5.e3 Nf6 6.Nf3 Nbd7 7.Bd4 a6 8.Nc3 ab5 9.Bb5 Be7 10.Bf6 Bf6 11.d4 c6 12.Bd3 0-0 13.0-0 Nc5 14.Rb1 b5 15.Bh7 Kh7 +=.

5.Nf3 Nd7 6.Bc3 Ngf6 7.e3 Bd6 8.Nd4 Nb6 9.a4 0-0 10.a5 Nbd7 11.Nf5 Ne5 12.Nd6 Qd6 13.Be2 a6 14.Na3 Bf5 15.0-0 Rfe8 +/-.

5.Nf3 Nd7 6.Bd4 Ngf6 7.e3 Bd6 8.Nc3 Qe7 9.Bd3 0-0 10.0-0 c5 11.bc6 bc6 12.Re1 c5 13.Bf6 Nf6 14.e4 d4 15.Na4 Bd7 +=.

5.Nf3 Nf6 6.e3 Nbd7 7.Bb2 a6 8.ba6 ba6 9.d3 Rb8 10.Qc1 Bd6 11.Nc3 0-0 12.Be2 c5 13.0-0 Qc7 14.Rb1 Re8 15.h3 d4 16.ed4 cd4 17.Nd4 Bf4=+ (18.Qe1 Bh2 19.Kh1 Be5=+). sadanand – marekt, ChessWorld.net, 2004.

5.Nf3 Nf6 6.e3 Bg4 7.Be2 Bd6 8.d4 a6 9.Qd3 c6 10.bc6 Nc6 11.Bf6 Qf6 12.Qb3 Rc8 13.c3 0-0 14.Qd5 Be7 15.Qb3 b5 +/-.

5.e3 Nd7

6.Bb2 Ngf6 7.Nf3 Be7 8.a4 h6 9.c4 Nc5 10.d4 Ne6 11.c5 Ne4 12.Bd3 Nf2 13.Kf2 a6 14.Nbd2 Ng5 15.h3 b6 16.Nb3 0-0 17.Qe2 bc5 18.dc5 Ne6 19.Bd4 Nd4 20.ed4 Qd7 21.g4 c6 22.Bf5 Qc7 23.Bc8 Qc8 24.Qe7 Qe6 25.Qe6 fe6 26.b6 g6 27.Na5 1–0. hal1958 – LBR, playchess.de, 2002.

6.Bd4 Ngf6 7.Nf3 a6 8.Nc3 ab5 9.Bb5 Be7 10.Bf6 Bf6 11.d4 c6 12.Bd3 0-0 13.Ne2 Nb6 14.c3 Re8 15.Qb3 Na4 +=.

6.Bd4 Nh6

7.Nc3 Nc5 8.Qf3 c6 9.bc6 bc6 10.Rb1 Bf5 11.Qd1 Nd7 12.Nce2 Qa5 13.Bc3 Qa4 14.Nd4 Nc5 15.Ngf3 Ne4 +/-.

7.Nc3 Nc5 8.Qf3 c6 9.bc6 bc6 10.Rb1 Bf5 11.Qd1 Nd7 12.Nf3 c5 13.Be5 Ne5 14.Ne5 a6 15.Qf3 Be6 +/-.

7.Nc3 Nc5 8.Qf3 c6 9.bc6 bc6 10.Rb1 Bf5 11.Qd1 Nd7 12.Nf3 f6 13.Ne2 Bd6 14.Bb2 Bg4 15.Ned4 Ne5 +/-.

7.Nf3 Nf5 8.Bb2 Bd6 9.c4 dc4 10.Bc4 0-0 11.d4 Nb6 12.Bd3 Qf6 13.0-0 Nh4 14.Ne5 Bf5 15.Qh5 g6 +/-.

7.Nf3 Nf5 8.Bb2 Bd6 9.c4 dc4 10.Bc4 0-0 11.d4 Nb6 12.Bd3 Qf6 13.e4 Nh4 14.e5 Bb4 15.Bc3 Nf3 +/-.

7.Nc3 Nb6

8.a4 Nf5 9.a5 Nc4 10.Bc4 dc4 11.Qe2 Qg5 12.f4 Qh4 13.Qf2 Qf2 14.Kf2 Nd4 15.ed4 Bd6 +/-.

8.a4 Nf5 9.a5 Nc4 10.Bc4 dc4 11.Nf3 a6 12.0-0 ab5 13.Nb5 Nd4 14.ed4 c6 15.Re1 Be7 +=.

8.Bd3 Nf5 9.Bb6 ab6 10.Qf3 Ne7 11.Nge2 h5 12.Nf4 Bg4 13.Qg3 c6 14.h3 Bd7 15.0-0 Nf5 +/-.

8.Bd3 Nf5 9.Bb6 ab6 10.Qf3 Ne7 11.Nh3 Bh3 12.Qh3 g6 13.0-0 Bg7 14.Rfe1 0-0 15.Qg3 Ra3 +/-.

8.Bd3 Nf5 9.Bb6 ab6 10.Qf3 Ne7 11.Nh3 Bh3 12.Qh3 g6 13.0-0 Bg7 14.e4 0-0 15.Rfd1 Ra3 +/-.

8.Bd3 Nf5 9.Bb6 ab6 10.Qf3 Ne7 11.Nh3 Bh3 12.Qh3 g6 13.0-0 Bg7 14.e4 0-0 15.Qf3 de4 +/-.

8.Bd3 Nf5 9.Bb6 ab6 10.Qf3 Ne7 11.Nh3 h5 12.Nf4 Bg4 13.Qg3 c6 14.h3 Bd7 15.0-0 Nf5 +/-.

4.Be5 d6

5.Bb2 b6 6.e3 Bb7 (6...a6 7.Nf3+/-) 7.Nf3 d5 (7...a6 8.a4+/-) 8.c4 Nf6 9.Nc3 a6 10.a4 (10.Qb3 ab5 11.cb5 Bd6+/-) 10...Be7 (10...ab5 11.ab5 Ra1 12.Ba1 dc4 13.Bc4+/-) 11.cd5 Nd5 (11...Bd5 12.Nd5 Qd5 13.Rc1+/-) 12.Nd5+- Bd5 13.Bg7 Rg8 14.Bc3 Bf6 (14...ab5 15.ab5 Ra1 16.Ba1+- ) 15.Rc1 (15.d4 c5+- ) 15...ab5 16.ab5 Nd7 (16...c5 17.bc6 Nc6 18.d4+- ) 17.g3 (17.d4 Be7+- ) 17...Nc5 (better is 17...Ne5 18.Be5 Be5+- ) 18.d3 Bb3 19.Qe2? Ra2?? 20.Nd2?? Bc3–+ 21.Rc3 Ra1 22.Nb1 Rb1 23.Kd2 Rb2 24.Kc1 Re2 25.Be2 Qa8 26.Rd1 Bd1 27.Bd1 Qa1 28.Kc2 Ke7 (29.d4 Qa4 30.Kc1 Qa5–+; 28...Qa2!? 29.Kc1 Qf2 30.d4–+) 0–1. Twombly,R – Hernandez,J, Houston TX USA, 1994.

5.Bb2 c6 6.c4 Be6 (6...Nf6 7.Nf3+- ) 7.e3 (7.Nc3 Be7+- ) 7...Nd7 (7...cb5 8.cb5 Nd7 9.Nc3+- ) 8.a4 (8.Nc3 Ngf6+- ) 8...a6 (8...Ngf6 9.Nf3+- ) 9.Nf3 Ngf6 0–1. retiponziani (1760) – Haroldlee123 (2195), ChessWorld.net, 2013.

5.Bb2 c6 6.e3 Bd7 7.Nc3 a6 8.bc6 Nc6 9.Nf3 Nf6 10.Be2 g6 11.0-0 Bg7 12.Nd5 0-0 13.Nf6 Bf6 14.Bf6 Qf6 15.d4 d5 16.Rb1 Rab8 17.h3 Rfe8 18.c4 Ne7 19.c5 Bf5 20.Rb2 Rec8 21.Ne5 Nc6 22.Nc6 Rc6 23.Qa4 Rc5 24.Ba6! Rc7 25.g4?? Bd7? 26.Qa5+/- Qd6 27.Rfb1 Bc8 28.Bd3 Rc6 29.Bb5 b6 30.Qb4 Qb4 31.Rb4 Rf6 32.Kg2 h5 33.g5 Rd6 34.Ba4 Bf5 35.R1b2 Be4 36.f3 Bd3 37.Bb3 f6? 38.gf6 Rf6?! 39.Bd5 Kg7 40.Be4 Be4 41.fe4 Rbf8 42.Rb6 Rf3 43.Rb7 Kh6 44.R7b3 h4 45.d5 Rg3 46.Kh2 Rff3 47.Rb8?? Rh3+/- 48.Kg2 Rfg3 49.Kf2 Rh2 50.Kf1+- Rh1 51.Ke2 Rg2 52.Kd3 Rd1 53.Kc3 Rg3 54.Re2 Rf3 55.Rh8 Kg7? 56.Rh4 Rf8 57.Rd2 Rc8 58.Kd3 Rdc1 59.d6 R1c3 60.Ke2 Rd8 61.Rf4 g5 62.Rg4 Kh6 63.e5 Kh5 64.Rg1 Rc6 65.d7 Re6 66.Rd5 Kh4 67.Kf3 Rf8 68.Kg2 Rd8 69.Rd4 g4 70.a4 Re5 71.e4 Rc5 72.Kf2 g3 73.Kf3 Rf8 74.Kg2 Rc2 75.Kh1 Rh2# 0–1. Fedotova,Kristina – Zakharova,Valentina, Eskisehir EU fest–B Girls 3rd, 2004.

5.Bb2 Qd7 6.a4 c6 7.e3 Nf6 8.Bf6 gf6 9.Nf3 Bg7 10.Nc3 0-0 11.d4 Qc7 12.Bd3 Qa5 13.Qd2 Bd7 14.0-0 Qd8 15.Ne2 Bg4 16.Ne1 Qc8 17.c4 Bh3?? 18.Nf4 Bd7 19.Qc2 f5 20.bc6 bc6 21.Rc1 Na6 22.d5 Nb4+/- 23.Qd2 c5 24.Nh5 Ba4 25.Ng7 Kg7 26.e4 Nd3 27.Qd3+/- fe4 28.Qe4 Rb8 29.Nf3 Bd7 30.Qh4 Bf5 31.Qg3+- Bg6 32.Qd6 Rd8 33.Qg3 Qf5 34.Nh4 Qf6 35.Ng6 hg6 36.Qc7 Rdc8 37.Qa7+- Ra8 38.Qd7 Rcb8 39.Rfe1 Rd8? 40.Qh3 Ra5 41.Qc3 Qc3 42.Rc3 Rda8 43.Rcc1 Ra2 44.d6 Rd8 45.Rcd1 Ra4 46.d7 Rc4 47.h3 Rd4=+ 48.Rc1 c4 49.Re7 Kf6 50.Rce1 c3 51.R7e3 c2 52.Rc3 Rd1 53.Kf1 Rd2 54.g4 R8d7–+ 55.h4 R7d4 56.g5 Kg7 57.Re2 Rd1 58.Re1 Re1 59.Ke1 Rd1 60.Ke2 c1Q 61.Rc1 Rc1 62.Kf3 Rc4 63.Kg3 f6 64.f4 f5 65.Kf3 Rc3 66.Kg2 Kh7 67.Kh2 Rf3 68.Kg2 Rf4 69.Kg3 Ra4 70.Kf3 Kg7 (70...Kg7 71.Kf2 Rh4–+) 0–1. badboy1221 – coachwright, Caissa.com, 2004.

5.Bb2 Bd7 6.a4 a6 7.Nc3 (7.e3 d5+/-) 7...ab5 (7...Nf6 8.e4+/-) 8.ab5 Ra1 9.Qa1 c6 (9...Nf6 10.e4+/-) 10.Ne4 (better is 10.e4+/-) 10...cb5?? (better is 10...f6+/-) 11.Bg7+- Bg7 (11...f5 12.Bf8 Kf8 13.Qh8 fe4 14.Qh7 Qe7 15.Qe7 Ne7+- ) 12.Qg7 1–0. Janek – quguqu, internet, 2017.

5.Bb2 Bd7 6.a4 Nf6 7.Nf3 Bg4 8.e3+/- Be7 9.Be2 0-0 10.0-0 Nbd7 11.h3 Bf5 12.Nd4 Bg6 13.c4 Nc5 14.Bf3 Re8 15.Ba3 Rb8 16.Bc5 dc5= 17.Nb3 Ne4 18.d3+= Ng5 19.Bd5 Qd7 20.Qg4 Qg4=+ 21.hg4 Bd3 22.Re1 Ne4 23.Rd1 Bb1 24.Rab1 Nc3–/+ 25.Rbc1 Nd1 26.Rd1 Red8 27.Rb1 Rd6 28.Na5 b6 29.Nc6=+ Re8 30.e4 ½–½. Steyn,AS – Bornheim,D, SAJCC U/14, 2002.

5.Bb2 Bd7 6.c4 d5 7.e3 dc4 8.Bc4 c6 9.a4 Bb4?? 10.Bg7+- Nf6 11.Bh8 Kf8 12.Qf3 Bf5 13.Qf5 Nfd7 1–0. valpa – footyhead, playchess.de, 2002.

5.Bb2 Bd7 6.e3 a6 7.ba6 Na6 8.Nf3 Nf6 9.Be2 Be7 10.0-0 0-0 11.c4 d5 12.d4 Nb4 13.Nc3 dc4 14.Bc4 Bg4 15.a3 Nbd5 16.Nd5 Nd5 17.Qb3 Bf3 18.gf3 Nb6 19.Bb5 Bd6 20.f4 Qh4 21.Kh1 Qh3 22.Qd1 c6 23.Bd3 Na4= 24.Bc1 Nc3 25.Qc2 Nd5 26.Rg1 Nb4 27.Qe2 Nd3=+ 28.Qd3 Bf4 29.Rg2 Bd6 30.Bb2 Rfd8 31.Qe2 Ra5 32.Qg4 Qg4 33.Rg4 g6 34.Rgg1 Rh5 35.f4 Re8 36.Bc1 Ra5 37.Rd1 b5 38.Bd2 Ra3–/+ 39.Ra3 Ba3 40.Ra1 Bf8 41.Ra6 c5 42.dc5 Bc5 43.Ra1 Rd8 44.Rc1 Ba3 45.Rc2 b4 46.Ra2 b3 47.Ra3 b2 48.Rb3 Rd2 49.h4 f5 50.Kg1 Rd1 (50...Rd1 51.Kf2 b1Q 52.Rb1 Rb1–+) 0–1. NathanStack – marekt, ChessWorld.net, 2004.

5.Bb2 Bd7 6.e3 Be7?? 7.Bg7+- (7...Bf6 8.Bh8 Bh8 9.d4+- ) 1–0. bashful – carlug12, Live Game Caissa's Web, 2004.

5.Bb2 Be6 6.e3 Nf6 7.Nf3 Be7 8.d4 0-0 9.c4 a6 10.Nc3 ab5 11.Nb5 c6 12.d5 cd5= 13.Nd2 dc4 14.Bc4 Bc4 15.Nc4 d5 16.Ne5?? Nc6?? 17.Ng4?? Qa5–+ 18.Nc3 Ne4 19.Qc2 Nb4 20.Qd1 Rfd8 21.0-0=+ f6 22.Qb3?? Nd2–+ 23.Qd1 Nf1 24.Ne2 Ne3! 25.Ne3 Rac8 26.Nf4 Qb6 27.Qg4 Nc2 28.Nf5= Bf8 29.Nh6 Kh8 30.Nf7 Kg8 31.Nh6 ½–½. gtate (1970) – vcekota (2190), net–chess.com, 2006.

5.Bb2 Be7?? 6.Bg7+- (6.Bg7 Bf6 7.Bh8 Bh8 8.d4+- ) 1–0. Hoelldorfer,August – Witzgall,Hermann, Bayern–ch Seniors, 1999.

5.Bb2 Ne7 6.c4 Ng6 7.Nf3 Be6 8.e3 Nd7 9.d4 f6 10.Bd3+- a6 11.a4 ab5 12.ab5 Ra1 13.Ba1 Nb6 14.Nbd2 Be7 15.Qc2 0-0 16.Bg6 hg6 17.Qg6 Bf7 18.Qc2 Qd7 19.0-0 Qg4 20.h3 Qh5 21.d5 Bg6 22.Qb3 Ra8 23.Bd4 Nd7 24.Ra1 Ra1 25.Ba1 Qf5 26.Nh4 Qh5 27.Ng6 Qg6 28.Qa4 Ne5 29.Qa8 Kf7 30.Be5 fe5 31.Qb7 Qd3 32.Nf3 Qc4 33.Qc6 Qc1 34.Kh2 Qc2 35.Qc2 (35.Qc2 Ke8 36.Qc7+- ) 1–0. Grits – NICHOLAS11, Live Game Caissa's Web, 2004.

5.Bd4 c5 6.Bc3 d5 +=.

5.Bd4 Bd7 6.e4 Bb5?? 7.Bb5+- c6 8.Bc4 Qe7 9.Qg4 Nf6 10.Qc8 Qd8 11.Bf7! Ke7 12.Qe6# 1–0. marekt – unknown, internet, 2002.

5.Bb2 Nf6

6.Nc3 Bd7 7.e3+/- g6? 8.a4 c6 9.Nf3 Bg7 10.Be2 0-0 11.0-0 cb5 12.ab5+- Qb6 13.Na4 Qd8 14.Rb1 Be6 15.c4 Nbd7 16.d4 b6 17.Ba3 Qc7+/- 18.Rc1 Rfe8 19.Ng5 Bf5 20.Bf3 h6 21.Ba8 Ra8 22.Nf3 Bg4 23.h3 Bh5 24.g4 Ng4 25.hg4 Bg4 26.Kg2 Qb7 27.Bd6 Nf6 28.d5 Ne4 29.Bb4 Qd7?? 30.Nc3?? Bh3?? 31.Kh2+- Bf1? 32.Qf1 Qf5 33.Ne4 Qf3 34.Qg2 Be5 35.Kg1 Qf5 36.Ng3 Qg4 37.f4 Bf6 38.Ne4 Qf5 39.Nf6 Qf6 40.d6 Rd8 41.Qf2 Qe6 42.Qf3 Rd7 43.e4 f6 44.Kf2 h5 45.Rg1 Kg7 46.f5 Qc4 47.Rg6 Kf7 48.Ba3 Qa2 49.Kg3 Qa1 50.Qb3 (50.Qb3 Ke8 51.Rg8#) 1–0. mic (2120) – dafuape (2130), net–chess.com, 2008.

6.Bd4 +=.

6.e3 Be7 7.Nf3 a6 8.a4 0-0 9.Be2 Re8 10.c4 ab5 11.cb5 d5 12.0-0 c5 13.Qc2 Bg4 14.h3 Be6 15.Rc1 Nbd7 16.Nc3 Bd6 17.Ba3 Qa5 18.d4 Rec8 19.Qd1 Bf8 20.Nd2 Qd8 21.Nb3 c4 22.Nd2 Ba3 23.Ra3 Ra5 24.Nf1 Bf5 25.Ng3 Bg6 26.Bg4 Ng4 27.Qg4 Nf6 28.Qg5 Qd6 29.Raa1 h6 30.Qf4 Qf4 31.ef4 Bd3 32.Re1 Kf8 33.Nf1 Rca8 34.Ne3+/- Rd8 35.f3 Rd6 36.g4 g5 37.Kf2 Kg7 38.fg5+- hg5 39.Rh1 Nd7 40.h4+- gh4 1–0. Horror – marekt, ChessWorld.net, 2004.

6.Nf3 Be7 +=.

6.g3 a6 7.ba6 Na6 8.Bg2 Nc5 9.e3 Be7 10.c4?? Nd3–+ 11.Kf1 Nb2 12.Qb3 Na4 13.d4 Nb6 14.Nc3 0-0 15.Nge2 Be6 (16.Nd5 Nfd5 17.cd5 Bg4–+; 15...c6 16.Kg1–+) 0–1. TheCetusProject – marekt, ChessWorld.net, 2004.

4.Be5 Nf6

5.Bb2 d5 6.e3 Bb4 7.Nf3 0-0 8.c4 dc4 (8...Nbd7!?+=) 9.Bc4+/- Bg4 10.0-0 Nbd7 11.Be2 a6 (11...Nc5 12.Qc2 Qe7 13.h3+/-) 12.a4 (12.ba6!? Bf3 13.Bf3 Ra6 14.Bb7+/-) 12...ab5+= 13.ab5 Ra1 14.Ba1 Nc5 15.d4 Nce4 16.h3 Bh5 17.Nbd2 Bf3? (better 17...Nd2!? 18.Nd2 Be2 19.Qe2 Qd7+=) 18.Nf3+- Bd6 (18...Nd5 19.Qc2 f5 20.Bd3+-) 19.Qc2 Qe7 20.Bd3 Re8 21.Ne5 Ng5 22.f4 Nh3?? (better 22...Ne6+-) 23.gh3 Nh5 (23...Be5 24.fe5 Nd5 25.Qf2+- (worse 25.Bh7 Kh8 26.Qf5 Qh4+-)) 24.Bh7 Kh8 25.Be4 (25.Bd3!? Be5 26.de5 Qh4+-) 25...Be5 26.fe5 Qh4 (26...Ng3 27.Rf2 Ra8 28.Bb2 Ne4 29.Qe4+-) 27.Bg2 Ng3 (27...Qg5 28.Rf3 f6 29.Qc7+-) 28.Rf4 (28.Rf7 Qh5 29.e6 Qh7 30.Qh7 Kh7+-) 28...Qg5 29.Qf2 (29.Qf2 Ra8 30.Bb2+-) 1-0. ZibbitVideos (2335) - theano (2115), Rated Bullet game, lichess.org, 2015.

5.Nf3 Bc5 6.d4 Bb6 7.Nc3 d6 8.Bf4 h6 9.g3 Bg4 10.Bg2 Ba5 11.Qd3 0-0 12.0-0+/- c6 13.Rab1 Bb6 14.h3 Bd7 15.Bd6+- Qc8? 16.Bf8 Kf8 17.Na4 Bh3 18.Qa3 Kg8 19.Nb6 Bg2 20.Nc8 (20.Nc8 Bf1 21.Kf1+- ; 20.Na8?? Qh3 21.Nh2 Ng4 22.Qf8 Kf8 23.Ng4 Qh1#) 1–0. pierre – joju, internet, 2008.

5.Nf3 d6 6.Bb2 a5 7.a4 c6 8.c4 cb5 9.ab5 Bd7 10.d4 b6 11.d5 Be7 12.Nbd2 0-0 13.e3 Bf5 14.Be2 Bg6 15.0-0 Nbd7 16.Nd4 Nc5 17.Nc6 Qe8 18.f4 Bf5 19.Bf3 Bd7 20.e4+- Bc6 21.dc6 Rc8 22.e5 de5 23.fe5 Nfd7 24.cd7 Qd7 25.Bc6 Qd3 26.Be4 Qe3 27.Kh1 Bg5?? 28.Bh7 Kh7+/- 29.Qh5 Bh6 30.Nf3 Ne4? 31.Bc1?? Qe2?? 32.Bh6 gh6 33.Qf5 Kg7 34.Rae1 Qc2 (34...Qc2 35.Re4 Kh8+- ; 34...Qc4 35.Nh4 Qb5 36.Qe4 Qb4 37.Nf5 Kh7+- ). ida1 – RAVE, Live Game Caissa's Web, 2005.

3.b5+/- Nd4

4.a4 a5 5.e3+= Nf5 6.Be5 Qe7 7.Bc7+- d5 (7...d5 8.b6 Bd7+- ). magne – crystal palace, ChessWorld.net, 2005.

4.a4 c6 5.e3+/- Nf5 6.Be5 f6 7.Bb2 a6 (7...d5 8.bc6 bc6 9.Qh5 g6 10.Qf3+=) 8.c4 (8.Qh5 g6 9.Qe2 ab5+/-) 8...Nd6 (8...d5 9.Qh5 g6 10.Qf3+=) 9.Nc3 (9.c5 Ne4 10.d4 ab5+/-) 9...Ne7 (9...cb5 10.ab5 Nf7 11.Nd5+- ) 10.Nf3 (10.c5 Ndf5+- ) 10...Ng6 (10...b6 11.c5 bc5 12.d4 cd4 13.Qd4+=) 11.d4 (11.c5 Nf5 12.e4 Qe7+- ) 11...Qa5 (11...ab5 12.ab5 Ra1 13.Ba1 cb5 14.cb5+- ) 12.Bd3 Qb4 13.Qe2 b6 (13...ab5 14.ab5 Ra1 15.Ba1 cb5 16.c5+- ) 14.0-0 Bb7 15.Rfb1 (15.bc6 Bc6 16.Nd5 Bd5 17.cd5 Qa5+- ) 15...c5 (better is 15...ab5 16.ab5 Ra1 17.Ba1 Qa3+- ) 16.Bc1?? (16.ba6 Ra6 17.e4 Nf4+=) 16...Qc3 17.Bd2 Bf3 18.gf3 (< 18.Bc3 Be2 19.Be2 Ne4–/+) 18...Qa1 19.Ra1 cd4 (19...ab5 20.cb5 cd4 21.ed4 Ne7 22.Bb4+- ) 20.ed4 Ne7 (20...Kf7 21.c5 Re8 22.Qd1 (22.cd6?! Re2 23.Be2 ab5+=) 22...bc5 23.dc5+- ) 21.Bb4 (21.c5 Ndc8+- ) 21...Ndc8 (21...Nf7 22.Re1 d6 23.c5 dc5 24.dc5+- ) 22.d5 (22.Be4 Ra7+- ) 22...a5 23.Ba3 d6 24.Qe6 Ra7 25.Bd6 Nd6 26.Qd6 Rd7 27.Qb6 g5 28.Re1 Kf7 29.Qe6 Ke8 30.d6 Kd8 31.de7 Be7 32.Bf5 Rd2 33.Qe7# 1–0. Fournier,Frederic – Capron,Nicolas, Maignelay, 1994.

4.a4 d5 5.e3+= Nf5 (5...Bg4 6.Qc1 (6.Qg4?! Nc2 7.Kd1 Na1=) 6...Ne6 7.Be5+=) 6.Be5 Nf6 7.d4 (7.Nc3 d4 8.ed4 Nd4+=) 7...Be7 (7...Bb4 8.c3 Bd6 9.Bd6 Nd6 10.Bd3+=) 8.Bd3 0-0 9.Qf3 Ne4 10.Be4 de4 11.Qe4 f6 12.Bf4 Re8 13.Qd3 (13.Qf3+/-) 13...a6 (13...Be6 14.Nf3+/-) 14.ba6 (14.Qc4 Kh8 15.Qc7 Bb4 16.c3 Qd4+- ) 14...Ra6 15.Qc4 Kh8 16.Qc7 (16.Bc7 Qd7 17.Nf3 Rc6–/+) 16...Qd5 (16...Nd4!? 17.Qd8 Bd8+/- (17...Rd8? 18.ed4 Rd4 19.Ne2 Rda4 20.Ra4 Ra4 21.Kd2+- )) 17.Nf3 Rc6 18.Qb8 (18.Nc3 Bb4 19.0-0 Bc3–+ (19...Rc3?! 20.Qb6 Ba5 21.Qb5=+)) 18...Qd8 (18...Rc2 19.0-0+/-) 19.0-0 (19.c3 Bb4 20.0-0 Bc3 21.Nc3 Rc3+- ) 19...Rc2 20.Na3 Ba3 21.Ra3 g5 (21...Qa5 22.Rd1+- ) 22.Bg3 h5 (22...g4 23.Ne1 Ng3 24.Nc2 (24.fg3?! Re2+- ; < 24.hg3 Rc7+- ) 24...Nf1 25.Kf1+- ) 23.Ne1 Rc1 (23...Ng3 24.Nc2 (< 24.fg3 Re2+- ) 24...Nf1 25.Kf1+- ) 24.Nd3 Rf1 25.Kf1 h4 26.Bc7 Qe7 27.Rc3 Qe4 28.Ne1 (28.Bb6 Bd7 29.Bd8 Ba4 30.Bf6 Kg8+- ) 28...h3 (28...Nd4 29.Rc4 Bf5 30.Rd4 Rb8 31.Re4 Be4 32.Bb8 Kg7+- ) 29.f3?? (29.Bd8! hg2 30.Ng2 Qb1 31.Ne1 Ne3 32.Re3 Rd8+- ) 29...hg2 (29...Ne3 30.Kg1 Qd4 31.Be5 Nd1 32.Kh1 Nf2 33.Kg1 Ng4 34.Kh1 hg2 35.Kg2 Qf2 36.Kh3 Ne3 37.Rc8 Qh4) 30.Kg2?? (30.Kg1 Qb1 31.Bg3+=) 30...Nh4?? (better is 30...Ne3 31.Kh1 Qd4=+) 31.Kf2+- Qe6 32.Bg3 (32.a5 Nf5 33.Nc2 Qd5+- ) 32...Ng6 (32...Nf5 33.d5 Qd7 34.Rc7+- ) 33.d5 Qd5? (33...Qd7+- ) 34.Rc8 Qd2 (34...Rc8 35.Qc8 Kg7 36.Kg1+- ) 35.Kf1 (35…Rc8 36.Qc8 Kg7 37.Qb7 Kf8 38.Qb6+- ) 1–0. Tejler,A – Russu,Constantin, Arlington, VA USA, 1994.

4.a4 f6 5.e3 Nf5 6.g4 (6.e4!? Nfe7 7.d4+=) 6...Nfh6=+ 7.h3 Bb4 8.c3 Ba5 9.Qb3 b6 (9...d5 10.c4=+) 10.Bc4 (10.Bg2!? Rb8 11.Ne2=) 10...Bb7 11.Rh2 d5 12.Bd3 d4 (better is 12...Nf7–/+) 13.cd4+/- ed4 14.Bd4 (< 14.ed4 Qd6 15.f4 0-0-0=) 14...Ne7 15.g5 fg5 16.Bg7 Rg8 17.Bh6 (better is 17.Be5 Nf7 18.Bh7 Ne5 19.Bg8+/-) 17...Nd5?? (17...Qd6 18.Bc4 Qh2 19.Bg8 Qg1 20.Ke2 0-0-0 21.Qe6 Kb8 22.Qe7 Rg8–/+) 18.Bh7+- Qf6 19.Bg8 Qa1 20.Bd5 Bd5 21.Qd5 Qb1 22.Ke2 Rb8 23.Bg5 Qg6+- 24.Qe5 Kd7 25.Qe7 Kc8 26.Qf8 Kb7 27.Qf3 Kc8 28.Bf4 Qg1 29.Qg4 Qg4 30.hg4 Kd7 31.Rh7 Ke6 32.Bc7 Rc8 33.f4 Kd5 34.Rh5 Kc4 35.Bd6 Kb3 36.Rd5 Ka4 37.g5 Rd8 38.Rd4 Kb5 39.g6 Ka6 40.g7 b5 41.Be7 Rg8 42.Rd6 Kb7 43.Bf8 Kc7 44.f5 Rg7 45.Bg7 Kd6 46.f6?? Ke6+/- 47.f7 Kf7= 48.e4?? b4 49.e5?? b3 (50.Bh8 Bb4–+; better is 49...Kg7 50.Kd1 Bc7–+) 0–1. Pawn – gumbi, Live Game Caissa's Web, 2004.

4.c3 Nb5 5.e3 c6 (5...Nd6 6.c4–/+) 6.a4 (6.c4 Nc7=) 6...Nd6 (6...Nc7 7.c4 d6 8.d4 ed4 9.Bd4–/+) 7.c4 Be7 (7...f6!?–/+) 8.Be5= Qa5?? (8...Nf6 9.Bd3=) 9.f4?? (better 9.Bg7 Bf6 10.Bh8 Bh8 11.Ra3+- ) 9...Nf5 10.e4 Ne3 11.Bc3 (11.Qb3 Nf1 12.Bg7 Bf6 13.Bh8 Bh8+- ) 11...Nd1 (11...Bb4 12.Qb3 Bc3 13.Nc3 (13.Qc3?? Qc3 14.Nc3 Nc2 15.Kd1 Na1–+) 13...Nf1 14.Kf1=) 12.Ba5+= Nb2?? (better 12...b6+=) 13.Bc3+- Na4? (13...Nc4 14.Bg7 Bf6 15.Bf6 Nf6+- ) 14.Ne2 (better 14.Bg7 Bf6 15.Bh8 (15.Ra4?! Bg7 16.e5 d6=) 15...Ba1 16.Ba1+- ) 14...Nc3–/+ 15.Nbc3 Bf6 (15...d6 16.d4–/+) 16.d4=+ Ne7?? (16...d6 17.e5 Be7 18.d5=+) 17.g3?? (17.e5 Ng8 18.ef6 Nf6+- ) 17...0-0?? (better 17...Ng8=) 18.e5+- Be5 19.de5 Nf5 (19...f6 20.Na4 Rb8 21.Nc5 fe5 22.fe5+- ) 20.Nd1 (20.Kd2 f6+- ) 20...c5 (20...f6 21.Bh3 fe5 22.fe5+- ) 21.Ndc3 (better 21.Bg2+- ) 21...Nd4? (21...Ne3 22.Ra4 d6 23.ed6 Bd7=) 22.Nd4+- cd4 23.Nd5 Kh8 (23...a5 24.c5+- ) 24.Rd1 (better 24.Nc7 Rb8 25.Ra7+- ) 24...Re8 (24...b6 25.Rd4 Bb7 26.Bg2+- ) 25.Rd4 (better 25.Nc7 d5 26.cd5+- ) 25...Rb8 26.Nc7 Rg8 (26...Re7 27.Bg2+- ) 27.Nb5 b6 28.Nd6 Rf8 29.Nb5 (better 29.Bg2!? f6+- ) 29...Bb7?? (29...Rg8 30.Na7 Bb7 31.Rg1+- ) 30.Rd7 (30.Rg1!? a6 31.Nd6 f6+- ) 30...Bc6?? (30...Bh1 31.Nd6 Kg8 32.Ra7+=) 31.Rc7?? (better 31.Rd5 a6 32.Nd6+- ) 31...Bh1+= 32.Ra7 Bf3 (32...Ra8 33.Rd7+=) 33.Nd6 Be4?? (better 33...Kg8+- ) 34.Nf7 (better 34.Ne4 Ra8 35.Rb7+- ) 34...Kg8 35.e6?? (35.Nd6 Ra8 36.Ra8 Ba8+- ) 35...Bc6?? (better 35...Bf5+=) 36.Bd3 (36.Ne5 Rfc8+- ) 36...Be8 (36...Ra8 37.Rc7 Rfc8 38.Rc8 Rc8+- ) 37.Ng5 Kh8 (37...Bg6 38.Bg6 hg6+- ) 38.Nh7 (worse 38.Bh7 g6+- ) 38...Rg8 39.Ng5 Rd8 (39...Bh5+- ) 40.Bh7 Rb8 41.Bg8 Kg8 42.h4 Bh5 (42...Rd8 43.Nf3+- ) 43.Kf2 Be8 44.Nf7 (44.Ke3!? Bc6+- ) 44...Bf7 45.ef7 (45.Rf7 Rc8+- ) 45...Kf8 46.h5 (46.g4!? Rc8 47.g5 Rc6+- ) 46...Rc8 47.g4 Rc4 48.Kf3 Rc3 49.Ke4 Rc4 50.Kf5 b5 (50...Rc6 51.g5 Rc5 52.Kg6 Rc6 53.Kh7 Rc3 54.g6 Rc4 55.h6 Rc7 56.Rc7 gh6 57.g7) 51.h6 (51.g5 Rc6 52.g6+- ) 51...gh6 52.Kg6 The mate threat is Ra8 52...Rf4 (52...Rc6 53.Kh7 b4 54.g5 hg5 55.fg5+- ) 53.g5 (53.Ra8 Ke7 54.Re8 Kd6 55.f8Q Rf8 56.Rf8 Kc6 57.Kh6 Kd6+- ) 53...hg5 54.Kg5 (better 54.Ra8 Ke7 55.Re8 Kd6 56.f8Q Rf8 57.Rf8+- ) 54...Rb4 55.Rb7 Rb1 56.Kf6 Threatening mate: Rb8 56...Rf1 57.Ke6 Re1 58.Kd6 Rd1 59.Kc6 Rc1 60.Kb5 Rb1 61.Kc6 Rc1 62.Kb6 Rb1 63.Kc7 Rb7 64.Kb7 Kf7 65.Kc6 ½–½. MARYMARY – blanco2003, ChessWorld.net, 2016.

4.c3 Nf5 5.e4= Nd6 6.d3 Nb5 7.d4 ed4?? (better is 7...Nd6=+) 8.Bb5+- c6 9.Be2 d5 10.ed5 Qd5 11.cd4 Qg2 12.Bf3 Qg6 13.Nd2 c5? (better is 13...Qe6!? 14.Ne2 Nf6+/-) 14.Ne2 Bg4? (14...Qb6 15.Rb1 Bf5 16.Qa4 Bd7 17.dc5 Ba4 18.cb6 ab6 19.Bb7+- ) 15.Rg1 Nf6? (15...Qb6 16.Rg4 Qb2+- ) 16.h3! (16.Bb7 Rb8 17.Qa4 Nd7 18.dc5 Rb7 19.Rg4 Qf5+- ) 16...Bd6 (16...Bh3 17.Rg6) 17.hg4 Bh2 18.Rg2 Bf4 (18...Bd6 19.Qa4 Nd7 20.Be4+- ) 19.Bb7 (19.Nf4 Qg5 20.Qa4 Kd8 21.Bb7 Qf4 22.Ba8 Re8 23.Kd1 Qb8 24.Qa5 Kd7+- ) 19...Rb8 (19...Bd2 20.Qd2 Rd8 21.Nf4+- ) 20.Nf4 Qg5 21.Qe2 (21.Bc6 Nd7 22.Nd3 0-0 23.Bd7 Qe7 24.Qe2 Qd7 25.Nc5 Qd5+- ) 21...Kf8 (21...Kd8 22.Qe3 Re8 23.Be4 Ne4 24.Ne4+- ) 22.Qf3 Re8 23.Kd1 cd4 24.Bd4 g6 (24...Rd8 25.Qe3 Qb5 26.Bf6 gf6 27.Be4+- ) 25.Bf6 (better is 25.Nd5 Re5 26.Qa3 Kg7+- ) 25...Qf6 26.Ne4 (better is 26.Rb1+- ) 26...Qa1= 27.Ke2 Qa2 28.Ke3 Qb3 29.Nd3 Qb6 30.Kd2 Qb2?? (30...Qb7 31.Qf6 Qe4 32.Qh8 Ke7 33.Qe5 Qe5 34.Ne5 Ke6+/-) 31.Nb2+- Rd8 32.Nd3 a5 33.Qf6 (33…h5 34.Qh8 Ke7 35.Qf6 Kf8 36.Qd8 Kg7 37.Qf6 Kg8 38.Ne5 g5 39.Qf7 Kh8 40.Ng6) 1–0. diago – coolerzz, Live Game Caissa's Web, 2004.

4.Nc3 Bc5 5.e4 (5.Na4 Bd6=) 5...d6 6.Nd5 (6.Na4 Qh4 7.Nc5 dc5=) 6...Nf6 (6...Qh4 7.Bd3 Nc2 8.Qc2 Qf2 9.Kd1 Qg2 10.Nc7 Ke7 11.Na8 Qh1 12.Qc3 Qg1 13.Kc2 Qh2 14.Ba3–+) 7.Nf3 (better 7.c3!? Ne6 8.d4=) 7...Ne4 8.c3?? (better 8.Bd4 ed4 9.Bd3–/+) 8...Nf3–+ 9.Qf3 Bf2 (better 9...Nf2 10.d4 Nh1 11.dc5 c6 (11...dc5?! 12.g3–+) 12.bc6 bc6–+ (12...dc5?! 13.g3–/+)) 10.Ke2 (better 10.Kd1 c6 11.bc6 bc6 12.Qe4 cd5 13.Qd5–+) 10...f5?? (10...Qh4 11.h3 Bb6 12.Nb6 ab6 13.Rg1 Ng3 14.Kd1 Qa4 15.Ke1 Nf1 16.Rf1–+) 11.Qh5? (better 11.d3 Nc3 12.Bc3=) 11...g6–+ 12.Qf3? (12.Qh6 Bb6 13.Qg7 Rf8 14.Nb6 ab6–+) 12...0-0 (12...Bc5 13.d4 c6 14.dc5 cd5 15.cd6 Qd6 16.Ke1–+) 13.Kd1? (better 13.d3 c6 14.de4 fe4 15.Qe4 cd5 16.Qd5 Kg7 17.Kd1–+) 13...Bc5 (13...Be6 14.Bc4 c6 15.bc6 bc6 16.Ne3–+) 14.Bc4 Kg7 15.Bb3 (15.d4 c6 16.bc6 bc6–+) 15...Nf2 16.Kc2 e4 (better 16...Nh1!? 17.d4 e4 18.Qe3–+) 17.c4 Kg8?? (better 17...Kh6 18.Qc3 Rf7–+ (18...Nh1?! 19.Qh3 Kg5 20.Bg7=)) 18.Qc3+- Do you see the mate threat? 18...Kf7 19.Qg7 Ke8 20.Nc7 Qc7 21.Qc7 Rf7 22.Qa5 Nh1 23.Rh1 Bd7 (23...Be6 24.d4 ed3 25.Kd3+- ) 24.Qc3 (24.d4 Bb6 25.Qb4 Rf6+- ) 24...Ke7 (24...Rc8 25.d4 Bb6 26.Qb4+- ) 25.Qg3 (25.d4 ed3 26.Qd3 Re8+- ) 25...Raf8 (25...Re8 26.Qg5 Kf8 27.Qh6 Ke7 28.Bg7+- ) 26.Qg5 (26.d4 ed3 27.Kd3 Be6+- ) 26...Ke8 27.Bf6 (better 27.d4 ed3 28.Kd3+- ) 27...Rf6=+ 28.Qh6 R6f7 29.Kc3 Kd8 30.Qg5 Kc7 31.a4 (31.Re1!?=+) 31...f4–/+ 32.d4 Bb6?? (better 32...ed3 33.Bd1 Bf5–/+) 33.c5+= Ba5 34.Kb2 Rf5? (34...Rf6 35.cd6 Kb8 36.Qe5+=) 35.Qh6?? (35.Qe7 d5 36.Bd5 Rd5 37.Qf8+- ) 35...Rh5?? (35...dc5 36.dc5 e3 37.Qh7 R8f6+- ) 36.Qf8 (better 36.cd6!? Kb6 37.Qf8 a6 38.Qd8 Ka7 39.Qa5 f3+- ) 36...dc5 37.Qf4 Kc8 38.Rc1 (better 38.g4!? cd4 39.gh5 Bc3 40.Ka3 Bf5+- ) 38...Rf5 39.Rc5 Kd8 (39...Rc5 40.Qf8 Bd8 41.Qc5 Kb8 42.Qd6 Kc8 43.Bd5+- ) 40.Qb8 Ke7 41.Rf5 gf5 42.Qe5 Kd8 43.Qb8 (43.Qd6 Kc8 44.Be6 Be6 45.Qe6 Kd8 46.Qf6 Ke8 47.Qf5 Bb6+- ) 43...Ke7 44.Qb7 (44.d5!? Bb4 45.Qe5 Kd8+- ) 44...Bb6 45.d5 e3 (45...Bc5 46.Bc4 h5 47.b6 ab6 48.Bb5+- ) 46.d6! Kd6 Decoy theme: d6 47.Qd5 Kc7 48.Qe5 Kc8 49.Qh8 Kc7 50.Bc4 Bc5 (50...h5 51.Qc3 Bc5 52.Be6 Be6 53.Qc5 Kd7 54.Qa7 Kd6 55.Qb6 Kd5 56.Qe3+- ) 51.Qh7 f4 (51...e2 52.Be2 Bb6 53.g4+- ) 52.Be2 (better 52.Be6! Kd6 53.Qd7 Ke5+- ) 52...Bd4 53.Kc2 Be5 54.a5 (54.Bg4 Kb6 55.Qd7 Kc5 56.Kb3 e2 57.Bf3 e1Q 58.Qd5 Kb6 59.Qc6 Ka5 60.Qa6) 54...Kc8 (54...Kd6 55.Qf7 f3 56.Bf3 Bh2 57.Qf6 Be6 58.Qd4 Ke7 59.Qh4 Kd7 60.Bc6 Kd6 61.Qh2 Ke7 62.Qc7 Kf6 63.Qf4 Ke7 64.b6 ab6 65.a6+- ) 55.Qg8 Kc7 56.b6! ab6 57.a6 Bc6 (57...Ba4 58.Kd3 Bd6 59.Qc4 Bc6 60.Bf3+- ) 58.Qf7 Kd6 59.Qg6 (59.Qf8 Kd5 60.Bf3 Ke6 61.Qc8 Bd7 62.Bg4 Kf6 63.Qd7 Bb8+- ) 59...Kc5 (59...Kc7 60.a7 b5 61.Bf3+- ) 60.Qd3 (60.Qe6 Ba4 61.Kc1 Bb8 62.Qc4 Kd6 63.Qf4 Ke6 64.Qb8 Bc6+- ) 60...Bg2 61.Qc4 (better 61.a7!? Ba8+- ) 61...Kd6 62.Qb4 Kc7 (62...Ke6 63.Qb6 Bd6+- ) 63.Qe7 Kc6 (63...Kb8 64.Qe5 Ka7 65.Qc7 Ka8 66.a7 Be4 67.Kc3 f3 68.Qb8) 64.Qb7 (64.a7 Bd6 65.a8Q Kc5 66.Qa3 Kd4 67.Qad6 Bd5 68.Qb6) 64...Kc5+- 65.Qg2 b5 66.a7 b4 (66...Bc3 67.a8Q f3 68.Qg5 Kd6 69.Qad5 Kc7 70.Qgd8) 67.a8Q b3 68.Kb3 Kd6 (68...f3 69.Qa7 Kd5 70.Bf3 Ke6 71.Qg4 Kf6 72.Qag7) 69.Qb8 (69.Qgd5 Ke7 70.Qad8) 69...Ke6 (69...Ke7 70.Qe5 Kd7 71.Qgd5 Kc8 72.Bg4) 70.Bc4 (70.Qe8 Kf5 71.Qeg6) 70...Kf6 (70...Ke7 71.Qe5 Kd7 72.Qgd5 Kc8 73.Ba6) 71.Qf8 1–0. MARYMARY – spiromat (1950), ChessWorld.net, 2018.

4.Nc3 d6 5.e3 Nf5 6.Nf3 Nf6 7.Bd3 Be7 8.0-0 0-0 9.e4 Nh6 10.Qe2 c6 11.Nh4 Nfg4 12.h3 Bh4–/+ 13.bc6 Nf6 14.cb7=+ Bb7 15.Ba3? Rb8 16.g3=+ Bg5 17.h4 Bh4 18.gh4 Nfg4 19.f3= Nf6 20.Nb5 Re8 21.Nd6 Re6 22.Qe3 Ne8 23.Ne8= Qe8 24.Rab1 Qd8 25.Bc4 Rg6 26.Kf2 Qh4 27.Ke2 Rg2 28.Rf2 Rf2 29.Qf2+/- Qf4?? 30.Bc5 Rd8? 31.Be3 Qf6 32.Rb7 Kh8 33.Ra7 Kg8 34.Bb6 Re8 35.Bb5 Rc8 36.Ba6 Re8 37.Qc5 Kh8 38.Bb5 Rb8 39.Qc7 Rf8?? 40.Qb7 Qd6 41.Ra8 g6 42.Bc7 Qb4 43.Be5 Kg8 44.Rf8 Qf8 45.Qb8 Qb8 46.Bb8 (46.Bb8 Kg7 47.d4+- ) 1–0. madidog – pieeater, ChessWorld.net, 2005.

4.c4 Bb4 5.e3+= Nc6?? (better 5...Ne6+=) 6.bc6+- dc6 7.Be5 f6 (7...Nf6+- ) 8.Qh5 (better 8.Bc3 Bc3 9.Nc3+- (9.dc3?! Qd1 10.Kd1 Bf5+- )) 8...g6= 9.Bc7 Qc7 (worse 9...gh5 10.Bd8 Kd8 11.a3+- ) 10.Qh4 Be6 (10...Qe5 11.Qd4=) 11.Bd3 (11.a3!? Bd6 12.Nf3+=) 11...0-0-0=+ 12.Bg6?? (better 12.a3 Be7 13.Be2=+) 12...Ne7?? (12...hg6 13.Qh8 Qe5 14.Nf3 Qa1 15.0-0 Bc4 16.Re1–+) 13.Ne2?? (better 13.Qf6 Bc4 14.Be4+- ) 13...hg6 (13...Qe5 14.Qe4 Qa1 15.Qe6 Kc7 16.0-0 hg6 17.Nbc3–+) 14.Qf6 Bc4 15.Nbc3 (15.h3 Qa5 16.Qb2 Be2 17.Ke2 Qh5 18.f3 Nf5–+) 15...Bc3 (15...Rh2 16.Rg1–+) 16.dc3 (16.Nc3 Rh2 17.Rh2 Qh2–+) 16...Be2 (16...Rh2 17.Rg1–+) 17.Ke2 (17.Qe6 Kb8 18.Ke2 Nd5–+) 17...Nd5 18.Qe6 (18.Qg6 Nc3 19.Kf1 Rh2 20.Qf5 Kb8 21.Rg1–+) 18...Qd7 (better 18...Kb8 19.g3 Qg7–+) 19.Qe4?? (better 19.Qd7 Rd7 20.Rac1–+) 19...Nc3 20.Kf3 Ne4 21.Ke4 (21.Ke2 Qd3 22.Kf3 Rdf8 23.Kg4 Qd7) 21...Rde8 (21...Qf5) 22.Kf3 Rhf8 23.Kg3 Qd2 (23...Qd6 24.f4 Re3 25.Kf2 Qf4 26.Kg1 Qf2) 24.Rhf1 Re5 (24...Qd6 25.Kh3 Qf6 26.Rad1 Qf5 27.g4 Qf3 28.Kh4 g5 29.Kg5 Rg8 30.Kh6 Qh3) 25.f4 Qe3 (25...Re3 26.Rf3 Rf3 27.gf3 Qf4 28.Kg2 Qf3 29.Kg1 Qf2 30.Kh1 Rh8 31.Rd1 Rh2) 26.Rf3–+ Qc3 (better 26...Rg5! 27.fg5 Qg5 28.Kf2 Qc5 29.Kf1 Qc4 30.Kf2 Qd4 31.Kg3 Rf3 32.gf3 Qa1–+) 27.Rc3=+ Rd5 28.a4 (28.a3 Re8=) 28...Rdf5 (28...Rd4=+) 29.Kg4? (better 29.Rc4!?=) 29...Rf4–/+ 30.Kg5 Rf2 31.Rg3 Rg8 32.Kh6 (32.Re1 a5–/+) 32...Rf6 (better 32...Rh8!? 33.Kg6 Rh2–+) 33.Rg5 Rh8 (33...Re6!?–/+) 34.Kg7= Rhf8 35.Re1 (35.h4 Kc7=) 35...Kc7 (better 35...Rf2!?=+) 36.Re7+= (worse 36.Rg6 R6f7 37.Kh6 Rh8 38.Kg5 Rh2–/+) 36...Kb6 37.Rg6 (37.a5 Ka6 38.h4+= (worse 38.Rg6 Rg6 39.Kg6 Rg8 40.Kf5 Rg2=+)) 37...Rf2?? (37...Rg6 38.Kg6 Rg8 39.Kf5 Rg2=+) 38.Ree6?? (better 38.h4 Rd8 39.h5+- ) 38...Ka5 (38...R2f7!? 39.Kh6 Rh8 40.Kg5 Rh2–/+) 39.Rg5 (39.Re7 Kb6= (worse 39...Ka4 40.Rb7 a5 41.h4+- )) 39...Ka4=+ 40.Re4 Kb3 41.Rg3 Kc2 42.Rc4 Kd2 43.Rd4 Ke2 44.Rdd3 (better 44.Rd7!? b5 45.Ra7=+) 44...R8f7 45.Kg6 R2f6 46.Kh5 (46.Kg5 Rf5 47.Kg6 a5–/+) 46...Rf5 (46...Rh7!? 47.Kg5 Rff7 48.Rge3 Kf2 49.g4 Rh2 50.Re6–+) 47.Kg6–/+ R5f6 (47...b5 48.Rde3 Kf1 49.Ra3–+) 48.Kg5 (48.Kh5 Rh7 49.Kg5 Rff7–+) 48...Rf5 (48...b5 49.Rge3 Kf1 50.g4–/+) 49.Kg4?? (49.Kg6 c5 50.Ra3 R5f6 51.Kg5–/+) 49...Rf4 50.Kg5 R4f5?? (50...R7f5 51.Kg6–+) 51.Kg4?? (51.Kg6 c5–/+) 51...Rf4?? (51...a5 52.Ra3 Rf4 53.Kh5–+) 52.Kg5 R4f5?? (better 52...R7f5 53.Kg6 Rf6 54.Kg5 R4f5 55.Kg4 b5–/+) 53.Kg4?? (53.Kg6 a5 54.Rd6–/+) ½–½. MARYMARY – tasa, ChessWorld.net, 2016.

4.c4 c5 5.Bd4 (better 5.e3!? Nf5 6.Be5+- ) 5...cd4=+ 6.a4 (6.Nf3 d5 7.Qa4 Qf6=) 6...d5–/+ 7.e4? (7.cd5 Bf5–/+) 7...dc4 (better 7...de4 8.f3 Bc5–+) 8.Bc4–/+ Qh4 9.Bf7?? (better 9.Bd5=+) 9...Kf7–+ 10.Qf3 (10.d3 Bg4 11.Ne2 Bb4 12.Nd2 Bc3–+) 10...Nf6 11.Qb3 (11.d3 Bb4 12.Nd2 Qg5–+) 11...Be6 12.Qd1 (12.Qd3 Qe4 13.Qe4 Ne4–+) 12...d3 (better 12...Qe4!? 13.Kf1 Bc4 14.Ne2–+) 13.Nf3 (13.Nc3–+) 13...Qe4 14.Kf1 Bb4 (better 14...Qf4–+) 15.Ng5+- Ke7 16.Ne4 Ne4 17.Qh5 (17.Nc3 Nc3 18.dc3 Bc3 19.Rb1+- ) 17...Rac8=+ The mate threat is Rc1 18.Qh4?? (18.Na3 Kd6 19.f3 Bc5=+) 18...Kd6?? (18...g5 19.Qe4 Rc1 20.Qe1 Re1 21.Ke1–+) 19.Qe4?? (19.Na3 Nd2 20.Kg1 Ba3 21.Qg3–+) 19...Bc4 (better 19...Rc1 20.Qe1 Re1 21.Ke1 Rc8–+) 20.Nc3 (20.Na3 Ba3 21.Ra3 Rc7+- ) 20...Bc3 (20...Rc7 21.Rc1 Ba5 22.f4+- ) 21.dc3 b6 22.Rd1 d2 (22...Rc5 23.Kg1+- ) 23.Kg1 Bd5 (23...Rc5 24.Qb7 Bd3 25.Qg7+- ) 24.Qb4 (better 24.Rd2 Rc5 25.c4 Rd8 26.Rd5 Rd5 27.Qd5 Kc7 28.Qe5 Kc8+- ) 24...Rc5 25.h4 (better 25.Rd2 Kc7+- ) 25...Rg8 (25...Rf8 26.Qg4 Rc3 27.Qg7+- ) 26.Rd2 Rgc8 (26...Ke6 27.Qg4 Ke7 28.Rh3+- ) 27.c4 Ke6 28.Rd5 (28.cd5!? Kf7 29.Qe4 Re8+- ) 28...Rd5 29.cd5 Kd5 30.Rh3 (30.Kh2 Rc4 31.Qe7 Rc3+- ) 30...Rc4 31.Qb3 Kd4 32.Rd3 Kc5 33.Rc3 (33.Qa3 Rb4 34.Rc3 Kd6 35.Qb4 Kd7 36.Qg4 Ke7 37.Rc7 Kf6 38.Qf3 Ke6 39.Qf7 Kd6 40.Qd7) 33...Rc3+- 34.Qc3 Kd5 35.g4 h6 36.Qc6 Kd4 37.f3 (37.Qd7 Kc4+- ) 37...Ke3 38.Qe4 Kd2 39.Qe5 Kd3 40.Qg7 Ke2 41.Qh6 Kf3 42.g5 Ke4 43.g6 (43.g6 Kf3 44.g7 Ke2 45.g8Q Kd3 46.Qd5 Kc2 47.Qhd2 Kb1 48.Q5a2) 1–0. MARYMARY – DanB, ChessWorld.net, 2018.

4.c4 d6 (--> 1.b4 e5 2.Bb2 d6 3.c4 Nc6 4.b5 Nd4).

4.c4 Qf6 5.e3 Ne6 6.Nf3 d6 7.d4 e4 8.Nfd2 Ng5 9.h4 Ne6 10.Ne4 Qe7 11.Qf3 d5? 12.cd5+- Qb4 13.Bc3 Nd4 14.ed4 Qa4 15.Qe3 Ne7 16.Nc5 Qa3 17.Na3 (17.Na3 f6 18.Nc4+- ) 1–0. M8IN3 – beanbag1, Live Game Caissa's Web, 2005.

4.d3 d6 5.Bd4 ed4 6.Nf3 c5 (6...Qf6!?=) 7.bc6+= bc6 8.Nd4 Qa5 (8...d5 9.Nd2+= (9.Nc6? Qf6 10.d4 Qc6-+)) 9.Qd2 Qb6 10.e3 d5 11.Be2 (11.Nc3 Bb4 12.a3 Bd6+=) 11...Qb2= 12.Qc3?? (better 12.Nb3=) 12…Bb4-+ (12...Bb4 13.Kd2 c5-+) 0-1. Tirza (1855) - DVRazor (2310), Rated Blitz tournament summer16, lichess.org, 2016.

4.Bd4 Qe7?? 5.Bb2+- Qf6 6.e3 Nh6 7.Nf3 Bc5 8.Be2 0-0 9.0-0 e4 10.Bf6 gf6 (10...gf6 11.Nd4 d5+- ; 10...ef3 11.Bd3 gf6 12.Qf3+- ). makaveli1982 – darious, internet, 2007.

4.e3 a6 5.ed4 ab5 6.de5 d6 7.Bb5 c6 8.Be2 de5 9.Be5 Ra5 10.Nf3 f6 11.Bc3 Ra8 12.d3 Bg4 13.0-0 Bf3 14.Bf3 Nh6 15.Re1 Be7 16.Nd2 0-0 17.Bb2 Ba3 18.Rb1 Bb2 19.Rb2 Re8 20.Re2 Re2 21.Qe2 Qe8 22.Qe8 Re8 23.Rb7 Re1 24.Nf1 Rc1 25.Rb2 Nf5 26.Bc6 Nd4 27.Bf3 Nc2 28.Bd5 Kf8 29.Rb8 Ke7 30.Rc8 Kd6 31.Bb3 Kd7 32.Rc2 Rc2 33.Bc2 Kc6 34.d4 Kd5 35.Bh7 (35…Kd4 36.Ne3+- ) 1–0. Rempe,Torge – Kindel,Kay, Schleswig Holstein–ch U14 VR, 1999.

4.e3 c6 5.ed4 e4 6.d3 Bb4 7.c3 Be7 8.de4 Nf6 9.Nd2 d5 10.e5 Ne4 11.Bd3 Bf5 12.Qe2 0-0 13.Ne4 de4 14.Be4 Be4 15.Qe4 Qd5 16.Qd5 cd5 17.f4 b6 18.Nf3 Rac8 19.Ke2 Rc4 20.a4 Rfc8 21.Kd3 h6 22.Rhc1 Bb4 23.cb4 Rc1 24.Rc1 Re8 25.Rc7 g6 26.Rd7 Kg7 27.Rd5 Re6 28.Rd8 g5 29.f5 Re5 30.de5 f6 31.e6 h5 32.Ng5 h4 33.Ne4 h3 34.Bf6 Kh7 35.Rh8# 1–0. einaar (2175) – alctay (1685), net–chess.com, 2007.

4.e3 Qe7 5.ed4 ed4 6.Be2 d3 7.cd3 b6 8.Nf3 Qb4 9.Qb3 Qf4 10.Qc4 Qg5 11.Ng5 Nh6 12.Qe4 Be7 13.Qa8 0-0 14.Qe4 Bg5 15.0-0 a5 16.Bf3 d6 17.Re1 Bd7 18.Qc4 c5 19.bc6 Be6 20.Qc2 d5 21.c7 Nf5 22.Bd5! Bd5 23.c8Q Nd6 24.Qd7 Rd8 25.Qd6! Rd6 1–0. valpa – Pelotas, playchess.de, 2002.

4.e3 Nf6 5.ed4 ed4 6.Bd4 Qe7 7.Qe2 Ne4 8.Nf3 c5 9.bc6 bc6 10.Nc3 c5 (10...Nc3 11.Bc3 Rb8 12.Qe7 Ke7 13.Nd4+- ) 11.Qe4 (11.Nd5 Nc3 12.Qe7 Be7 13.Bc3 Kf8+- ) 11...Rb8 (11...cd4 12.Nd4 Qe4 13.Ne4 Bb7+- ) 12.Qe7 Be7 13.Bg7 Rg8 14.Be5 Rb2 (14...d6 15.Bg3+- ) 15.Bd3 d6 16.Bg3 Rb4 (16...h6 17.0-0-0 Rb6 18.Nd5+- ) 17.Nd5 Rd4 (17...Rb2 18.Bh7 Rh8 19.Bd3+- ) 18.Nd4 Bh4 19.Bh4 Rg4 20.Bb5 (better is 20.Nf6 Kf8 21.Ng4 Bg4+- ) 20...Kf8 21.Be7 Kg7 22.Bf6 Kg6 23.Bd3 Kh5 24.Nf5 Rg6 25.Be2 Rg4 26.Nf4 1–0. hertford – fisherman42, ChessWorld.net, 2002.

4.e4 Nb5?? 5.Bb5+- c6 6.Bc4 Qa5?! 7.Bc3 Bb4? 8.Bb4 Qb4 9.Bb3 Qe4+= 10.Ne2 Nf6 11.0-0+/- 0-0 12.Ng3 Qg6 13.Nc3 d5 14.d4 e4 15.f3 e3 16.Re1 Re8 17.Nce2 Nh5 18.c3 Ng3 19.Ng3 h5 20.Bc2 Qg5 21.Qd3 g6+/- 22.Re2 h4 23.Nf1 h3 24.g3 Bf5 25.Qd1 Bc2 26.Qc2 Re7 27.Rae1 Rae8 28.Re3! Re3 29.Ne3?? Re3–/+ 30.Qd2 Re1 31.Qe1 Qf5 32.f4?? Qc2 33.Qe8 Kg7 34.Qe5 Kh7 (34...Kh7 35.Kf1 Qg2 36.Ke1 Qh1 37.Kd2 Qh2 38.Kd3 Qg3 39.Ke2 h2–+) 0–1. guest579 – guest428, ICC, 1999.

4.e4 Bc5 5.Nf3 d6 6.Bc4 Nf6 7.Ng5 0-0 8.0-0? c6 9.bc6 bc6 10.d3 d5 11.ed5 cd5 12.Bb5? Bf5 13.Ba4 Rb8 14.Bb3 Re8 15.Nd2 Ng4 16.h3?? Qg5–+ 17.hg4 Bg4 18.f3 Nf3 19.Kh1 Qh4# 0–1. saetta – Bermuda, ICS, 1999.

4.e4 Qf6 5.Nc3 c6 6.a4 Bc5=+ 7.Nf3 d6 8.Be2 Bg4 9.0-0 Nf3 10.Bf3 Bf3 11.Qf3 Qf3 12.gf3 Nf6 13.Ne2 0-0 14.d4= ed4 15.Bd4 Bd4 16.Nd4 c5 17.Nf5+/- Rfd8 18.Rfd1 Ne8 19.c4 g6 20.Ne7 Kg7 21.Nd5 h5 22.Rd3 Rd7 23.a5 Rad8 24.b6 a6 25.Rad1 Kh6 26.f4 Kg7 27.Kg2 f6 28.h4 Kf7+/- 29.Rf3 Ng7 30.Rfd3 Ne6 31.R1d2 Nd4 32.Kg3 Ke6 33.Nc7 Kf7 34.Nd5 Nc6 35.Ra3 Kg7 36.f3+/- Rf8 37.Nc7 Nd4 38.Rd4!+- cd4 39.Ne6 Kf7 40.Nf8 Kf8 41.Rd3 f5 42.Rd4+- Ke7 43.Kf2 Ke6 44.Ke3 Kf6 45.e5 Ke6 46.Rd6 Rd6 47.ed6 Kd6 48.Kd4 Kc6 49.Ke5 Kc5 50.Kf6 Kc4 51.Kg6 Kb4 52.Kh5 Ka5 53.Kg6 Kb6 54.h5 a5 55.h6 a4 56.h7 a3 57.h8Q (57.h8Q Kb5 58.Qc3+- ) 1–0. Lorinzci,Pedro – Rodriguez,Ignacio Carlos, Primera, 1997.

4.a4 Bc5

5.e3 Nf5 6.e4 Nh4 7.Qh5 Ng6 8.Nf3?? d6 9.Nc3?? Nf6–+ 10.Qg5 h6 11.Qg3 Be6 12.h4 Nh5 13.Qh2 Bg4 14.Nd5 Ngf4 15.g3?? Nd5–+ 16.ed5 Bf3 17.Bg2 Qf6 18.Ba3 e4 19.Bc5 Qa1# 0–1. guest1340 – guest1277, ICC, 1999.

5.e3+= Nf5 6.Be5 d6 7.Bb2 Nf6 8.d4 Bb4 9.Nd2 0-0 10.Bd3 d5 11.Ngf3+/- b6 12.c3 Bd6 13.Qc2 Ne7 14.0-0 c5 15.c4+- Ng6 16.e4 de4 17.Ne4 Ne4 18.Be4 Rb8 19.Rad1 Qc7 20.dc5 Bc5 21.Bg6 fg6 22.Be5 Qb7 23.Bb8 Qb8 24.Qd3 Bb7 25.Nd4 Rd8 (25...Qc8 26.Qg3+- ) ½–½. Stolarczyk,Anna – Gasik,Anna, Poland–ch U10 Girls Poland, 1998.

5.e3 Nf5 6.Be5 Nf6 7.Bd3 d6 8.Bf6 Qf6 9.c3 0-0 10.g4 Ne7 11.h4 Be6 12.g5 Qe5 13.f4 Qd5 14.Bh7 Kh7 15.Nf3 Rae8 16.c4 Qc4 17.d3 Qd5 18.e4 Bb4 19.Kf2 Bc5 20.Kg2–/+ Qb3 21.Qb3 Bb3 22.Nc3 Be3 23.Rhb1? Be6?? 24.Re1? Bf4 25.Ne2 Be3 26.Ng3 Bf4 27.Ne2–/+ Be3 28.Nc3?? Bf4 29.Ne2= Be3 (better is 29...Be5 30.d4 f5 31.de5 fe4–/+) ½–½. Dufus – babylyub, ICS rated blitz match, 1998.

4.a4 d6=

5.Bd4 ed4 6.Nf3 c5 7.bc6 bc6 8.Nd4 Bd7 9.Nc3 Nf6 10.e3 g6 11.Bb5?? (better 11.Qf3 d5 12.Qf4+/-) 11...Bg7?? (better 11...cb5 12.ab5 Bg7-/+) 12.Ba6?? (better 12.Nc6 Qc8 13.Nd4+-) 12...0-0 13.0-0 Rb8 14.Rb1 Qa5 15.Rb8 Rb8 16.Bd3 c5 Exerts pressure on the isolated pawn 17.Nb3 Qb4 18.a5?? (better 18.Bb5=) 18...c4-+ 19.Na2 Qa3 20.Bc4 Qa2 21.Qe2 (21.Bd3 Nd5 22.Bc4 Nb4-+) 21...Qb2 (better 21...Qc2 22.Nd4 Qa4-+) 22.Rc1 (22.Qd3 Qe5 23.f4-+) 22...Rb3! 23.cb3 (23.cb3 Qc1 Double attack (23...Qa3 Decoy; 23...Qc1 Remove defender); 23.Bb3 Qc1 Double attack (23...Qa3 Decoy; 23...Qc1 Remove defender)) 0-1. TimC (2155) - AlexisArsenal (2230), Rated Bullet game, lichess.org, 2015.

5.e3 Ne6 6.Nc3 d5 7.e4 d4 8.Nce2 h5 9.d3 Bb4–/+ 10.c3 dc3 11.Bc3 Bc3 12.Nc3=+ c6 13.bc6 bc6 14.Be2 Qd4 15.Qc2 g6 16.Nf3 f5?? 17.Nd4+- ed4 18.Nd1 Ne7 19.h3 a5 20.0-0 Nf4 21.Bf3 Ba6 22.g3 Bd3 23.Qd2 Nh3 24.Kg2 Bf1 25.Kf1 0-0-0 26.Rb1 h4 27.gh4 Rh4 28.Qb2 Kd7 29.Qd4 Ke8 30.Qf6 g5 31.ef5 Nf4 32.Qg5 Nf5 33.Qf5 Rd5 34.Bd5 cd5 35.Qe5 Kf7 36.Qf5 Ke8 37.Ke1 Ng2+- 38.Kf1 Nf4 39.Qe5 Kf8?? 40.Rb8 Kf7 41.Rb7 Kg6 42.Rb6 (42.Rb6 Ne6 43.Qe6 Kg5 44.Qd5 Kf4 45.Rf6 Kg4 46.Qf5#; 42.Rg7 Kh6 43.Qg5#) 1–0. Gregor123 – firefighter27@, mySchach.de, 2005.

5.e3 Ne6 6.d4 ed4 7.ed4 d5 8.c4 Bb4 9.Bc3 Bc3 10.Nc3 dc4 11.d5 Nc5 12.Qd4 Nb3 13.Qg7 Na1 14.Qh8 Qg5 15.Nf3 (15.Qh7?? Qc1 16.Nd1 Nc2 17.Ke2 Kf8-+) 15...Qg6?? (better 15...Qc1!? 16.Nd1 Kf8=+) 16.Be2?? (better 16.Ne5 Qg5 17.f4 Nc2 18.Kd1 Ne3 19.Ke2 Qf4 20.Qg8 Ke7 21.Qg3 Bg4 22.Ng4 Qg3 23.hg3 Ng4 24.Kf3+-) 16...Nc2+= 17.Kd2 Nb4 18.Ne5?? (better 18.Bc4!? Be6 19.Rb1 (19.de6 0-0-0 20.Ke2 Nf6 21.Qd8 Kd8 22.Rd1 Ke7-+) 19...Nd5 20.Bd5=+) 18...Qg5 (better 18...Qc2 19.Ke3 Qc3 20.Ke4 f5 21.Kf4 Nd5 22.Kg5 Qd2 23.Kh4-+) 19.f4?? (19.Ke1 Kf8 20.Nc4 (20.Bc4 f6 21.Nd3 Bf5 22.Nb4 Qc1 23.Nd1 Qc4-+) 20...Qg2 21.Rf1 Qh2 22.d6 cd6 23.Ne4=+) 19...Qg2 (19...Qf4 20.Ke1 Nc2 21.Kd1 Ne3 22.Kd2 Ng2 23.Kc2 Bf5 24.Bd3 cd3 25.Kb3-+) 20.Ke1?? (better 20.Rb1 Na2 21.Na2+-) 20...Qh1-+ 21.Kd2 Qg2 22.Qh7 (22.b6 Nd5 23.Nd5 Qd5 24.Ke3 Qc5 25.Kf3 Qg1 26.bc7 f6 27.Bc4 fe5 28.Qg8 Qg8 29.Bg8 Bf5 30.fe5 Kd7-+) 22...Be6! 23.de6 0-0-0 24.Nd7 (24.Kc1 Qg1 25.Nd1 Na2 26.Kc2-+) 24...Nf6 (better 24...fe6 25.Qe4 Rd7 26.Kc1 Qg1 27.Nd1 c3 28.Qb4 Qe1-+) 25.Qf7 Nd7?? (better 25...Nfd5 26.Qf5 Nc3 27.Kc3 Na2 (27...Qe2?! 28.Kb4 Qd1 29.Kc4=) 28.Kd2 Qg1 29.Bc4 Qc1 (29...Qh2?! 30.Be2=+) 30.Ke2 Qc4 31.Ke3 Qc1 32.Kd4 Qd2 33.Ke5 Qb2 (33...Qh2?! 34.Nb6 Kb8 35.Nd7 Kc8 36.Nb6 cb6 37.e7 Kc7 38.ed8Q Kd8 39.Qf8 Kc7 40.Qe7 Kc8 41.Qe8 Kc7 42.Qe7 Kc8 43.Qe8 Kc7 44.Qe7=) 34.Kd5 Nc3 35.Kc4 Na4-+) 26.e7+= Ne5?? (better 26...c5+=) 27.ed8Q+- Kd8 28.Qf6 Kd7 29.Qe5 (29.Qe5 Qg8 30.h3+-) 1-0. fastest61 (2055) - piwot3 (2160), Rated Bullet game, lichess.org, 2016.

5.e3 Ne6 6.Ne2 =.

5.e3 Nf5 6.e4 Nfe7 7.Nf3 Nf6 8.Nc3 c6 9.d4 Ng6 10.de5 de5 11.Qd8+/- Kd8 12.Ng5 Be6 13.Ne6 fe6 14.Bc4 Nf4 15.g3 Ng6 16.Be6 Ke7 17.Bb3 cb5 18.ab5+- Nd7 19.Nd5 Ke8?? 20.Nc7 Kd8 21.Na8 Bb4 22.c3 Bd6 23.Ra7 Bc5 24.Rb7 Kc8 25.Rc7 Kd8 26.0-0 Ke7 27.Rd1 Ngf8 28.b6 Kf6 29.Ba4 Bb6 30.Nb6 Nb6 31.Rd6 Kg5 32.Bd1 Na8 33.Bc1# (33.h4#) 1–0. Kuipers,Stefan – Schippers,Philippe, Hengelo op U12, 2001.

4.c4 d5

5.e3 Ne6 6.Nf3 (6.Be5 d4+=) 6...f6 (6...e4 7.cd5 Qd5 8.Nc3=) 7.Nh4 (7.d4!? dc4 8.Nbd2 ed4 9.Nd4+= (< 9.Nc4 Bb4 10.Nfd2 Ne7=+)) 7...Nh6 (7...Ne7 8.cd5 Qd5 9.Nc3=) 8.Nc3 (8.cd5 Qd5 9.Nc3 Qd6=) 8...dc4 (better is 8...d4!? 9.ed4 Nd4=+) 9.Bc4+= Nc5 (9...f5 10.Nf3 Bd6 11.d3+=) 10.0-0 (better is 10.d4 ed4 11.ed4+=) 10...f5?? (better is 10...Bg4 11.Qc2 f5+=) 11.Qh5+- Nf7?? (11...g6 12.Ng6! hg6 13.Qg6 Kd7+- ) 12.Qf7 1–0. TheWishingTree – clarkbar, Caissa's Web Live Game, 2004.

5.e3 Nf5 6.Be5 dc4 7.Bc4 Qg5 8.Bg3 Bd6 9.Bd6 Nd6 10.g3?? Nc4–+ 11.Qa4 Nb6 12.Qe4 Ne7 13.a4 0-0 14.Nf3 Qf6 15.Nc3 Bf5 16.Qb7? Ned5! 17.0-0 Nc3 18.dc3 Be4?? 19.Qe4+- Qc3 20.Ng5 g6 21.Rac1 Qf6 22.h4 Rfe8 23.Qc6 h6?? 24.Qf6 Rf8 25.Nf3 1–0. vidyashankarh (1930) – vslijepcevic (1850), net–chess.com, 2002.

4.c4 Nf6

5.e3 Nf5 6.Be5 Ne4 7.Bd3 (better 7.Qc2 Nc5 8.d4+- ) 7...Bc5?? (7...d6 8.Bc3 Nf2 9.Kf2 Qh4 10.Kf1 Ng3 11.hg3 Qh1+- ) 8.Be4+- Nh4 (8...Qe7 9.d4 (9.Bf5?! Qe5 10.Bd7 Bd7+- ) 9...d6 10.Bf5 Bb4 11.Kf1 Bf5 12.Bg7+- ) 9.Bg7 (9.Qh5 g6 10.Qh6 Qe7+- ) 9...Rg8 10.Qg4 (10.Bb2 Ng2 11.Kf1 Nh4+- ) 10...h5 11.Qh5 Deflection from g7 11...Be7 (11...Rg7 12.Qc5 Ng2 13.Kf1 Nh4+- ) 12.Qh7 f5 (12...Rg7 13.Qg7 d6+- ) 13.Qg8 Bf8 14.Qf8 1–0. MARYMARY – LionxLion, ChessWorld.net, 2012.

5.e3 Nf5 6.e4 Nfe7 (6...Nd4 7.Ne2 Ne6 8.d4=) 7.Nf3 Nf6 (7...f5 8.ef5 Nf5 9.a5=) 8.Nc3 c6 (8...Ng6 9.Bc4=) 9.d4 Ng6 (9...Qa5 10.Qd2 Ng6 11.bc6 bc6 12.Rb1=) 10.de5 de5 (10...Ne5!? 11.Ne5 de5 12.Qd8 Kd8+=) 11.Qd8+/- Kd8 12.Ng5 Be6 13.Ne6 fe6 14.Bc4 (14.Rd1 Ke7+/-) 14...Nf4 (14...cb5 15.ab5 Bb4 16.Bd3+=) 15.g3 Ng6 16.Be6 Ke7 17.Bb3 (17.Bf5 a6+- ) 17...cb5 (17...Rd8 18.Rd1+/-) 18.ab5+- Nd7 (18...a5 19.ba6 Ra6 20.Ke2+- ) 19.Nd5 (better is 19.Bd5 Nc5 20.Ba3+- ) 19...Ke8?? (better is 19...Kd8+- ) 20.Nc7 Kd8 21.Na8 Bb4 22.c3 Bd6 23.Ra7 Bc5 24.Rb7 Kc8 25.Rc7 Kd8 26.0-0 Ke7 27.Rd1 Ngf8 28.b6 Kf6 29.Ba4 Bb6 30.Nb6 Nb6 31.Rd6 Kg5 32.Bd1 Na8 33.Bc1 (33.h4) 1–0. Kuipers,Stefan – Schippers,Philippe, Hengelo op U12, 2001.

4.Bd4 ed4=

5.a4 Nf6 6.Nf3 Bc5 7.e3 de3 8.fe3 0-0 9.d4 Be7 10.c4? (better 10.Bd3!? Ng4 11.Qe2-/+) 10...d5 11.c5 (better 11.Qb3 Ng4 12.Be2-+) 11...Bg4?? (better 11...Ng4!? 12.Nc3 Ne3 13.Qd2 Bh4 14.g3-+) 12.Nc3 (better 12.Be2-/+) 12...c6?? (better 12...Ne4 13.Qc2 Bh4 14.Nh4 Qh4 15.g3 Qg5 16.Ne4 A) 16...de4?! A1) worse 17.Qe4 Rae8 18.h4 Qh6-+ (18...Re4?! 19.hg5 Re3 20.Kf2 Rf3 21.Kg2-/+); A2) 17.Ra3=; B) 16...Qe3 17.Be2 Be2 (17...de4?! 18.Qd2 Qd2 19.Kd2 Be2 20.Ke2=+) 18.Qe2 Qd4-+ (18...Qe4?! 19.Qe4 de4 20.Ke2=+)) 13.Be2 Qd7 14.0-0 Ne4 15.Ne4 de4 16.Ne5 Be2 17.Nd7 Bd1 18.Nf8?? (18.Rad1 Rfc8+=) 18...Be2 (18...Bg4 19.Rf4 Bc8 20.Nh7=+) 19.Rf2 (better 19.Nd7!? Bf1 20.Rf1+/-) 19...Bg4=+ 20.h3 Bc8 21.Raf1 f6 (21...Bf8? 22.Rf7 Be6 23.Rb7+-) 22.bc6 bc6 23.Rf4 (better 23.Nh7!? Kh7 24.Rb2-/+) 23...Kf8-+ 24.Re4 Kf7 25.Rb1 Ba6 (25...Bf5!? 26.Re7 Ke7 27.Rb7 Kf8 28.a5-+) 26.Rh4 h6 27.Rf4 Ke6 28.Rf2 Kd5 29.Rfb2 Re8 30.Rb8 Rb8 31.Rb8 f5 32.Kf2 Bf6 33.Ra8 f4! 34.Ra7 (34.ef4 Ke4 Double attack (34...Kd4 Deflection; 34...Ke4 Decoy)) 34...fe3 35.Ke3 Bd4 36.Kf4 Bc4 37.Rd7 Kc5 38.Rc7 (38.a5 Ba6-+) 38...Bc3 (38...Bd5!? 39.g4-+) 39.Rc8 Ba5 40.Ra8 Kb4 41.Ke3 c5 42.Kd2?! (42.Ra7 Bd5 43.Rg7 c4-+) 42...Bb3 (42...Ka4 43.Kc1 Bd5 44.Rc8 Bg2 45.Rc5 Bh3 46.Rh5-+) 43.Kc1 Ba4 44.Kb2 (44.Ra7 g5 45.Rb7 Bb5-+) 44...c4 45.Rh8 (45.Rc8-+) 45...c3 46.Kc1 Bb5 (better 46...Bc7 47.Rf8-+) 47.Rb8 Kc4 48.Kc2 (48.Ra8 Bb6 49.Kc2 Kd4-+) 48...Bb4 (better 48...Ba4 49.Kc1 Bb4 50.Rc8 Kb3-+) 49.Rb5 (49.Rc8 Bc5 50.Kc1-+) 49...Kb5 50.Kb3 Bd6 (better 50...Kc5 51.h4 Kd4-+) 51.Kc2 (51.Kc3 Kc5 52.Kd3 Kd5-+) 51...Kc5 (51...Kc4 52.Kc1 Kd3 53.Kb1 c2 54.Kb2 Kd2 55.Kb3 c1Q 56.Ka2 Qc2 57.Ka1 Be5) 52.Kb3 (52.Kc3 Kd5 53.Kd3 Bc5-+) 52...Kd5 (52...Kd4 53.Kc2 Bg3 54.Kb3 Kd3 55.Ka3 Bd6 56.Kb3 c2 57.Ka4 c1Q 58.Kb5 Qc5 59.Ka6 Qc6 60.Ka7 Bc7 61.g4 Qb6 62.Ka8 Qa6) 53.Kc2 (53.Kc3 Ke4 54.h4-+) 53...Kd4 54.Kd1 (54.h4 Kc4 55.g3 Bg3 56.h5 Bc7 57.Kc1 Kd3 58.Kd1 c2 59.Kc1 Bf4 60.Kb2 c1Q 61.Kb3 Qc3 62.Ka4 Bc7 63.Kb5 Qc4) 54...Bc5 (54...Kd3 55.Kc1 Bf4 56.Kb1 c2 57.Kb2 c1Q 58.Kb3 Qc4 59.Kb2 Qc2 60.Ka3 Bd6) 55.Ke2 Bd6 (55...Ba3 56.g3 c2 57.Kf1 c1Q 58.Ke2 Qe3 59.Kf1 Qf3 60.Kg1 Qg3 61.Kf1 Ke3 62.h4 Qf2) 56.Kd1= (56.Kd1 Kd3 57.Kc1 Bf4 58.Kb1 c2 59.Kb2 c1Q 60.Kb3 Qc4 61.Kb2 Qc2 62.Ka3 Bd6) 1-0. TimC (2150) - ericlgame (2245), Rated Bullet game, lichess.org, 2015.

5.c3 a6 6.e3 =+.

5.c3 Bc5 6.Nf3 Qf6 7.cd4+= Bd4 8.Nd4 Qd4 9.Nc3 d6 10.e3+= Qf6? 11.Rc1 b6?? 12.Nd5+- Qd8 13.Nc7 Ke7 14.Na8 Bb7 15.Rc7 Ke8 16.Rb7 Qa8 17.Qf3 (17.Qf3 Ne7 18.Bc4+- ) 1–0. bvboucher (2025) – mkopple (1795), net–chess.com, 2005.

5.c3 Qf6 6.Nf3= dc3 7.Nc3 d6 (better is 7...Bb4 8.Nd5 Qd6 9.Nb4 Qb4+=) 8.Nd5+/- Qd8 9.Qc1 (9.Rc1 c6 10.bc6 bc6 11.Rc6 Rb8+- ) 9...c6 (9...Kd7!?+=) 10.bc6+/- bc6?? (better is 10...Rb8+/-) 11.Qc6+- Bd7 12.Nc7 Ke7 13.Qe4 Be6 14.Na8 d5 15.Qb4 Ke8 (15...Qd6 16.Qb7 Qd7 17.Nc7+- ) 16.Qb7 (16.Qb5 Ke7 17.Qc5 Kf6 18.Qd4 Kg6 19.Ne5 Kh5 20.g4 Kh6+- ) 16...Bd6 17.Qa7 Ne7 (17...Nf6 18.e3+- ) 18.Rc1 (18...Bf5 19.Nc7 Kf8 20.e3+- ) 1–0. Krueger,Karl – Schulz,Paul, Bahn–chN Bad Laasphe, 1994.

5.c4 Bb4 6.e3 (6.Nf3 Qf6=+) 6...de3–/+ 7.Qe2 Ne7 8.Qe3 h6 (8...0-0!?–/+) 9.Nf3 d6 10.Bd3 Bc5 11.Qe2 Qd7 (11...0-0 12.0-0=+) 12.Nc3 Qg4 (12...0-0!?=) 13.Nd5+= Threatening mate... how? 13...0-0?? (better 13...Qd7 14.Bf5 Qd8 15.Bc8 Rc8+=) 14.Ne7+- (14.Qe7?! Qg2 15.Rf1 Qf3=+) 14...Kh8 15.0-0 Be6 16.Ne1 (16.h3 Qg3 17.Bf5 Bf5 18.Nf5 Qg6+- ) 16...Qh4?? (16...Qe2 17.Be2 Rae8 18.Nc6 bc6 19.bc6=) 17.Nf3 (better 17.Qe6! Bf2 18.Rf2 Qf2 19.Kf2 fe6 20.Ke3+- ) 17...Qe7 (17...Qg4 18.h3 Qg3 19.Bf5 Bf5 20.Nf5+- ) 18.h3 (18.Qe4 f5 19.Qb7 Rfb8+- ) 18...a6 (18...f5 19.Bc2 Qf7 20.d3=+) 19.Nh2 (better 19.Rfe1!?=) 19...ab5–/+ 20.cb5 Qg5 (20...d5 21.Nf3–/+) 21.Rac1 (21.Nf3!? Qg3 22.Qe4=+) 21...Bh3–/+ Threatening mate: Qxg2 22.Ng4?? (better 22.Qe4 g6 23.Bc4–/+) 22...Bg4–+ 23.Qe4 Do you see the mate threat? 23...Rfe8 (better 23...f5 24.Qb7 Ra2 25.Rc5 dc5 26.Qc7 Rd2–+) 24.Qh7 1–0. MARYMARY – Gattordog, ChessWorld.net, 2012.

5.e3 d5 6.ed4= Nf6 7.Bd3 Bd6 8.Qe2 Be7 9.Nf3 0-0 10.Ne5 Bd6 11.0-0 Be5 12.de5+/- Ng4 13.h3 Nh6 14.Nc3 d4 15.Ne4 Re8 16.f4 Nf5 17.Qf2 a6 18.g4 Nh4 19.b6!+- cb6 20.Nd6 Re6 21.Qd4 Qd7?! 22.f5 Rh6 23.Qb6 g6 24.Nf7! Qf7 25.Bc4!! Qc4 26.Qd8 Kf7 27.fg6 Kg6 28.Qf6# 1–0. pierre – opporw, internet, 2010.

5.e3 de3=+ 6.de3 Nf6 7.Nf3 Bb4 8.c3= Bd6 9.Be2 Ne4 10.Qc2 Nc5= 11.0-0 0-0 12.a4 Qf6 13.Nd4 Qe5 14.Nf3 Qh5 15.g3 h6 16.Nd4 Qe5 17.Nf3 Qf6 18.Nd4 Na4?? 19.Qa4 b6? 20.Bf3 c6 21.bc6 dc6 22.Qc6 (22.Qc6 Bh3 23.Rd1+- ; 22.Bc6!? Rb8 23.Qa7 Be5+- ) 1–0. makaveli1982 – clepisani, Friendly Game, 2007.

5.e3 de3 6.fe3 Nf6 7.d4 Be7 8.c4. jboger (1985) – ajeffries (2075), net–chess.com, 2009.

5.e4 Nf6 6.Qf3 Bb4 (better 6...Qe7!? 7.Ne2 Ne4–/+) 7.e5= Qe7 8.Be2? (better 8.Qe2!? Nd5 9.Qe4=) 8...Qe5–/+ 9.Qb3? (9.Qd3 Qe4 10.Nf3 Bc5–/+) 9...Bc5 (better 9...d3 10.Qb4 Qa1 (10...de2?! 11.Nc3=+) 11.Bd3 Qa2–+) 10.Nf3–/+ Qe6 11.Ng5 (11.0-0 0-0–/+ (11...Qe2?! 12.Re1 Qe1 13.Ne1=)) 11...Qe7 (better 11...Qb3 12.ab3 0-0–+) 12.c3?? (better 12.Nf3–/+) 12...d3 (12...h6!? 13.Nh3 d3 14.Nf4 de2 15.d4–+) 13.Qf7 Qf7 14.Nf7 Kf7 15.Bd3 Ng4 (better 15...Re8!? 16.Be2–+) 16.Bc4 Kg6 17.Be2 (17.0-0 Bd6 18.h3 Ne5–+) 17...Nf2 18.d4 (18.Rf1 Ne4 19.d3–+) 18...Nh1 19.dc5 Re8 20.Nd2 d6 21.0-0-0 (21.Kf1 Re3–+) 21...Nf2 (better 21...Re2 22.Rh1 dc5 23.g4–+) 22.Re1 Nd3 (better 22...Bg4 23.Nf3 dc5–+) 23.Bd3 Kf7 (23...Bf5!? 24.Bf5 Kf5 25.Rf1 Kg6 26.cd6 cd6–+) 24.Rf1 (24.Ne4!? Kf8 25.Rf1 Ke7 26.Ng5=+) 24...Kg8–/+ 25.Kc2 (better 25.cd6!? cd6 26.Nf3–/+) 25...dc5–+ 26.Bc4 (26.Nf3 Be6–+) 26...Kh8 (26...Be6 27.Bd3–+) 27.Bf7 (better 27.Rf7 Be6 28.Rc7 Bc4 29.Nc4 Re2 30.Kb3–+) 27...Re2 (better 27...Re5 28.Kb3 Re2–+) 28.Kd1?? (better 28.Bh5 Rd2 29.Kd2=+) 28...Rg2–+ 29.Bd5 Do you see the mate threat? 29...Rh2 (better 29...Bg4 30.Kc1 Rh2–+) 30.Rf8 1–0. MARYMARY – LionxLion, ChessWorld.net, 2010.

5.Nf3 c5 6.a4 Bd6 7.c4 Nf6 8.d3 0-0 9.Nbd2 Re8 10.Qb3 b6 11.0-0-0? Ng4–+ 12.Ne4 Re4! 13.de4 Nf2 14.e5 Be7 15.Rg1 Nd1 16.Qd1 Bg5 17.Kb2 Be3 18.Rh1 Bb7 19.g3 Qe7 20.Bg2 Re8 21.Qd3 Bf3 22.Bf3 Qe5 23.Rd1 g6 24.Kb3 f5 25.Bd5 Kg7 26.Rf1 ½–½. supertimchan (2075) – mwojo (1745), net–chess.com, 2004.

5.Nf3 c5 6.e3 de3 7.de3 a6 8.Be2 Qa5= 9.Qd2 ab5=+ 10.Qa5 Ra5–/+ 11.Nc3 b4 12.Nd5 Bd6 13.0-0 f6 14.Rfd1=+ Ra6?? 15.Nh4 Be5 16.Rab1 Rd6 17.Nc7 Kd8 18.Nb5 Rd1=+ 19.Rd1 g5 20.Nf5= b6 21.Na7 Bb7 22.Nb5 h6 23.Nfd6+= Bd6 24.Nd6 (24.Nd6 Kc7 25.Nb7 Kb7 26.Rd7 Kc6 27.Rd8+- ) 1–0. makaveli1982 – varunbhargava, Friendly Game, 2007.

5.Nf3 Bc5

6.c3 dc3 7.dc3 Nf6=+ 8.e3 d6 9.Nbd2 0-0 10.Nb3 Ba3=+ 11.Rb1 Be6 12.Nbd4 Bc5 13.Ne6 fe6 14.Ng5 Qd7 15.Bd3 h6 16.Ne4 Ne4 17.Be4 d5 18.Bf3 Rad8 19.0-0 c6 20.bc6 bc6 21.Rc1 Ba3 22.Rc2 Qb7 23.Qb1 Qb1 24.Rb1 Rb8 25.Rb8 Rb8 26.Kf1 Rb2 27.Rb2 Bb2 28.c4 dc4 29.Bc6 c3 30.Be4 Kf7 31.Ke2 Ke7 32.Bc2 Kd6 33.Kd3 a5 34.f4 Bc1 35.g3 Bd2 36.h3 g5 37.fg5 hg5 38.h4 gh4 39.gh4 Ke5 40.h5 Kf5 41.e4 Kg5 42.Kd4 Bf4 43.Kc3 Kh5 44.Kc4 Kg5 45.Kb5 Bd2 46.Bb3 e5 47.Bd5 Kf4 ½–½. Chikarev,Konstantin – Neyman,Artur, RUS–ch U12 sf, 2000.

6.c3 dc3 7.Nc3 Qf6 8.d4 Bb4= 9.Qd3 d6 10.a3= Bf5?? 11.Qe3+- Qe6 12.Qe6 fe6 (12...fe6 13.ab4 Nf6+- ; 12...Be6 13.ab4 Ke7 14.d5+- ). Quilpo – akasvayu, Live Game Caissa's Web, 2005.

6.c3 dc3 7.d4 c2 8.Qc2 Bb4 9.Nbd2 d6 10.e3 h6 11.Bc4 Bg4? 12.Qe4+- Be6 13.Be6 fe6 14.Qe6 Qe7 15.Qg6 Kd8 16.0-0 Nf6 17.Nc4 Rf8 18.a3 d5 19.ab4 dc4 20.Rfc1 Ne4 21.Rc4 Rf6 22.Qg4 Nd6 23.Rc5 b6 24.Ne5 Qe6 25.Nc6 Kd7?? 26.Qg7 (26.Qg7 Rf7 27.Ne5 Kc8 28.Qg8 Qe8 29.Qe8 Ne8 30.Nf7 bc5 31.bc5+- ) 1–0. Wall,Bill – Popapa, internet, 1999.

6.c4 f6 7.g3 b6 8.Bg2= Bb7 9.0-0 Qe7 10.a4 Nh6 11.d3 0-0 12.Nbd2 Rae8 13.Re1 Ng4 14.h3 Ne5 15.Kh2 Qd6 16.Ne5+= Re5?? 17.Bb7+- Rh5 18.Bf3 Qe5 19.Bh5 Qh5 20.Ne4 d6 21.Nc5 dc5 22.e4 Qe5 23.f4 Qd6 24.f5 Kh8 25.Qh5 Qe5 26.Rf1 Qe7 27.Rf4 Rf7 28.Rh4 h6 29.Qg6 Qf8 30.Rf1 Qg8 31.Ra1 Rf8?? 32.a5 Rf7 33.ab6 cb6 34.Ra6 Re7 35.Rf4 Re5 36.Ra7 Re8 37.Rf1 Rb8+- 38.Rf4 Qh7?? 39.Qf7 Rg8 40.Rb7 Ra8+- 41.Rb6 Ra2 42.Kg1 h5 43.Rb8 Qg8 44.Qg8# 1–0. mic (2200) – mi (2145), net–chess.com, 2008.

6.c4 Nf6 7.Qc2 0-0 8.Qd3 d6 9.Nd4 Bd4 10.Qd4 c5 11.Qc3 b6 12.Qf3 Bg4 13.Qf4 a5 14.Nc3 Qd7 15.d4 Rac8 16.d5 Nh5 17.Qd2 Rfe8? 18.h3+- Bf5 19.g4 Nf6 20.gf5 Qf5 21.Rg1 Qe5 22.Rd1 g6 23.Bg2 Qh2 24.Kf1 Kg7 25.e4 Qe5 26.f4 Qe7 27.Re1 Nd7 28.Bf3 Qf6 29.Bg4 Qe7 30.Qd3 Ra8 31.e5 Qh4 32.Bd7 Re7 (32...Qf4 33.Kg2 Re5 34.Re5 de5+- ) 1–0. pcmvr – mack the knife, ChessWorld.net, 2003.

6.g3 b6 7.Bg2 Bb7 8.0-0 Qf6 9.c3 Ne7 10.c4 0-0 11.d3=+ a6 12.Nbd2 ab5 13.cb5 Nd5 14.Ne4 Qe7 15.a4 Bb4 16.Rc1 f5–/+ 17.Ned2? Nc3–+ 18.Qb3 Bd5 19.Nc4 Ne2 20.Kh1 Nc1 21.Rc1 Bc5 22.Re1 Qf6 23.Qc2 Rfe8 24.Re8 Re8 25.h3 Qh6 26.Kh2 f4 27.g4 Qe6 28.Nce5?? Bf3 29.Nf3 Qe2 30.Qc4 Kh8 31.Ng5 h6 32.Nf7 Kh7 33.Qd5 Qe6?? 34.Be4? Kg8 35.Ne5 Bd6 36.Nd7? Qd5 37.Bd5 Kh8 38.Kg2 Ra8?? 39.Ba8+- g5 40.Nf6 Be5 41.Ne4 Kg7 42.Nd2 Kf7 43.Nc4 Bf6 44.Kf3 Ke6 45.Ke4 Bg7 46.Bd5 Ke7 47.Kf5 Bf8 48.Ne5 Bg7 49.Nf3 Kd6 50.Bc4 Kc5 51.Kg6 Bf8 52.Ne5 Kb4 53.Nd7 Be7 54.Kh6 Ka4 55.Ne5 Bf6 56.Nf3 Kb4 57.Ng5 1–0. mic (2185) – sanbarrett (2420), net–chess.com, 2009.

6.g3 c6 7.bc6 dc6 8.Bg2 Nf6 9.d3 Nd5–/+ 10.0-0 0-0 11.Ne5 f6 12.Nc4 b5 13.Ncd2 Re8 14.Ne4=+ Bb6 15.c4 dc3 16.Nbc3 Bd4 17.Rc1 Bb7 18.e3 Bc3 19.Nc3+/- b4 20.Nd5 cd5 21.Qb3 Qa5 22.Bd5?? Bd5–+ 23.Qb2 Rab8 24.e4 Ba2 25.Rc4 Bc4 (25...Bc4 26.dc4 Re4–+) 0–1. mic (2105) – spatze (2210), net–chess.com, 2008.

4.e3 Nb5??

5.a4 Nd6 6.Nc3 b6 7.d4 (better 7.Qh5 e4 8.Qe5 Qe7 9.Qe7 Ne7 10.a5–/+) 7...Nc4?? (better 7...ed4 8.Qd4 Ne7–/+) 8.Bc4+- Nf6? (8...Bb7 9.e4 ed4 10.Qd4 f6+- ) 9.Bf7 (better 9.de5 Bb7 10.ef6 Bg2 11.Qg4 Bh1 12.fg7+- ) 9...Kf7+- 10.de5 Ng8?? (better 10...Bb7 11.Nh3 Ng8+- ) 11.Qd5+- Ke8 12.Qa8 a5 (12...a6 13.Nf3+- ) 13.Qe4 (13.Nb5 c6 14.Nd6 Bd6 15.ed6 Nf6+- ) 13...Bb4 14.Nge2 Ba6 15.0-0 (15.0-0-0!? Qc8+- ) 15...Bc3 16.Nc3 Bf1 17.Rf1 Nh6 (17...Ne7 18.Nb5+- ) 18.Rd1 (better 18.Nb5 c6 19.e6+- ) 18...g6 (18...c6+- ) 19.Nb5 (better 19.e6 d6 20.Qc6 Ke7 21.Nd5 Ke6 22.Nc7 Ke7 23.Bh8 Nf7+- ) 19...c6 (19...Rg8+- ) 20.Nd6 Ke7 21.Qh4 (21.e6 Ng4 22.ed7 Ne5 23.Qe5 Kd7 24.Nb5 Kc8 25.Rd8 Kd8 26.Qc7 Ke8 27.Nd6 Kf8 28.Qd8) 21...Ke6 22.Qf6 (22.Qc4 Ke7 23.e6+- ) 22…Qf6 1–0. MARYMARY – verticalfarm, ChessWorld.net, 2020.

5.Bb5+- Bb4 6.Be5 f6 7.Bb2 Ne7 (7...c6 8.Bd3+- ) 8.Qg4 0-0 (8...c6 9.Be2 (worse is 9.Qg7 Rg8 10.Qh7 cb5+- ) 9...Qb6 10.Qg7+- ) 9.Qb4 (9.Qb4 b6 10.Nf3+- ) 1–0. Bonetti,Shane – feans (1885), ICC, 2002.

5.Bb5+- e4 6.Be2 d5 7.d3 Bb4 (7...Qg5 8.g3+- ) 8.Nd2 Bf5?? (better is 8...Nf6+- ) 9.Bg7 c6 (9...Qg5 10.Bh8 Qg2+- ) 10.Bh8 Qa5 11.de4 de4 12.f3 (12.a3 Be7+- ) 12...Bd2 (12...Rd8 13.c3 Bc3 14.Bc3 Qc3 15.Qc1 Qe3 16.Ne4+- ) 13.Qd2 Qd2 14.Kd2 ef3 15.gf3 f6 16.Bd3 (16.e4 Be6+- ) 16...Bg6 (16...Bd3 17.cd3 Kf7 18.Ne2+- ) 17.f4 (17.Ne2 Kf7 18.Bc4 Ke7+- ) 17...0-0-0 (17...Bd3 18.cd3 Kf7 19.Nf3+- ) 18.Nf3 Rf8 (18...Rd6 19.Rhg1 Ne7 20.Ke2+- ) 19.Rab1 (better is 19.f5 Bf7+- ) 19...Nh6 (19...Ne7 20.Bg7 Rf7+- ) 20.Bg7 Rf7 21.Bh6 Bd3 22.cd3 f5 23.Ne5 Rf6 24.Bg5 Re6 25.Rhc1 h6 26.Bh4 Kc7 27.a4 (27.Rg1 Kd6 28.Rb7 Kd5 29.Rd7 Rd6 30.Rg6 Kc5 31.Rgd6 a5 32.Rc6 Kb5 33.Rb7 Ka4 34.Be7 h5 35.Rc4) 27...b6 28.a5! b5 (28...ba5 29.Ra1 Decoy) 29.Rc6! Rc6 30.Nc6 Kc6 31.Bd8 (31.Rc1 Kd6+- ) 31...a6 32.Bb6 h5 33.h4 Kb7 34.e4 fe4 35.de4 Kc6 36.f5 Kd6 37.Ke3 Ke7 38.e5 Kf7 39.Kf4 Ke7 (39...Ke8 40.e6 Kf8 41.f6 Kg8 42.Rg1 Kh8 43.f7 Kh7 44.f8N Kh6 45.Rg6) 40.Kg5 (40.Rd1 Ke8 41.Rd8 Kf7 42.e6 Ke7 43.Ke5 b4 44.f6) 40...Kf7 (40...Kd7 41.Rc1 Ke7 42.Rc7 Ke8 43.e6 Kd8 44.Rc6 Ke8 45.Rc8 Ke7 46.Bc5) 41.e6 Ke7 (41...Kg7 42.f6 Kh7 43.e7 b4 44.f7 b3 45.e8Q Kg7 46.Qg8) 42.Kh5 1–0. Fournier,Frederic (1755) – puretrexa (1735), Active, 2005.

5.Bb5+- e4 6.Qg4 Qe7 7.Bg7 Nh6 (7...Bg7 8.Qg7 Qf6 9.Qf6 Nf6 10.f3+- ) 8.Bh6 (8.Bf8 Ng4 9.Be7 Ke7+- ) 8...Bh6 9.Ne2 (better is 9.Nc3 c6 10.Be2+- ) 9...Qb4? (9...c6 10.Ba4 d5+- ) 10.Nbc3 Qb2 (10...c6 11.Nd4 d5 12.Qg3+- ) 11.Qe4 Kd8 (11...Kf8 12.Rb1 Qa3 13.Bd7 Bd7 14.Qd4+- ) 12.0-0 (12.Rb1!? Qa3 13.Qh4 Qe7 14.Qh6 c6+- ) 12...c6 (12...Bg5 13.a3 a6 14.Bd7 Bd7 15.Rfb1 Qa1 16.Ra1+- ) 13.Bd3 (better is 13.Qh4 Ke8 14.Qf6 Rg8+- ) 13...d5 (13...Bg7+- ) 14.Qh4 (14.Qh4 Kd7 15.Qf6+- ) 1–0. Trkn – Hein, itsyourturn.com, 2000.

5.Bb5+- e4 6.Qg4!? Nf6 7.Bf6 Qf6 8.Qe4 Kd8 +- .

5.Bb5+- e4 6.Qg4 Nf6 7.Bf6 Qf6 8.Qe4 Be7 9.Nc3 c6 10.Bd3 d5 11.Qf3 g6 (11...0-0 12.a4+- ) 12.Be2 (12.Qf6 Bf6 13.Rb1 0-0+- ) 12...d4 (12...Bf5 13.Rc1+- ) 13.Ne4 (13.Qf6 Bf6 14.Ne4 Bg7 15.ed4 Bd4+- ) 13...Qe5 14.ed4 Qd5 (14...Qd4 15.c3 Qd5+- ) 15.Nf6 (15.Qe3!? 0-0+- ) 15...Bf6 16.Qf6 0-0 17.Nf3 Re8 18.Ng5 (18.Ne5 Be6+- ) 18...Be6? (18...Qc4 19.Qf3 Bf5+- ) 19.0-0 Rad8 (19...h6 20.Nf3 (worse 20.Ne6 Re6 21.Qf3 Qd4+- ) 20...Bg4 21.Rfe1+- ) 20.c3 c5 (20...h6 21.Nf3+- ) 21.dc5 (21.Bf3 Qf5 22.Ne4 Rf8 23.Qf5 Bf5 24.Nc5 b6+- ) 21...Qc5 (21...h6 22.Ne6 Re6 23.Qf3 Qc5 24.d4+- ) 22.Bg4 (22.Ne6 fe6 23.Rab1 Rd7+- ) 22...Qe7 (22...Bc4 23.Rfe1 Qc7 24.Bf3 Re1 25.Re1+- ) 23.Qe7 Re7 24.Be6 fe6 25.d4 e5 (25...h6 26.Ne4+- ) 26.Nf3 (26.Rfe1 h6 27.Nf3 Rc7+- ) 26...e4 (26...ed4 27.cd4 Kg7 28.Rfe1+- ) 27.Ne5 Re6 (27...Rc7 28.Rac1 b5 29.Rfe1+- ) 28.Rfe1 Kg7 (28...b5 29.Re4 Ra6 30.a3+- ) 29.Re4 (better 29.Rab1 Rb6+- ) 29...Kf6 (29...b5 30.Rf4 Kg8 31.g3+- ) 30.Ng4 (better 30.Rf4 Kg7 31.Rf7 Kg8 32.Rb7 Ra8+- ) 30...Kf5 31.Re6 Ke6 32.Re1 Kd5 (32...Kf7 33.f4+- ) 33.Re7 h5 (33...Kc4 34.Rc7 Kd3 35.Ne5 Kc2 36.f4+- ) 34.Ne3 Kd6 (34...Kc6 35.d5 Kb6 36.Rg7+- ) 35.Rb7 Ra8 (35...g5 36.Ra7 Rb8 37.g3+- ) 36.Kf1 (36.Rg7 h4+- ) 36...a6 (36...g5 37.c4+- ) 37.Ke2 (37.Rb6 Ke7+- ) 37...g5 38.Rb6 Kc7 (38...Ke7 39.c4+- ) 39.Nd5 Kd7 40.Kd3 g4 (40...h4 41.c4 h3 42.g3+- ) 41.Rh6 (41.c4 a5+- ) 41...Rf8 42.Rf6 Rg8 (42...Re8 43.Ra6 Re1 44.Nf6 Ke7 45.Nh5+- ) 43.Kc4 (43.Ra6 Rh8+- ) 43...h4 (43...Rc8 44.Kb4 Rb8 45.Rb6+- ) 44.Rf4 (better 44.Ra6 Rc8 45.Kb5 Rb8 46.Rb6+- ) 44...g3 (44...Ke6 45.Nc7 Ke7 46.Na6+- ) 45.hg3 (better 45.Nf6 Kd6 46.Ng8 h3+- ) 45...hg3 46.f3 (better 46.Nf6 Kd6 47.Ng8 Kc6 48.fg3 Kb6 49.Rf6 Kc7 50.Rf7 Kd6 51.d5 Ke5 52.Rf6 a5 53.Re6 Kf5 54.Ne7 Kg4 55.Rg6 Kh5 56.g4 Kh4 57.Nf5) 46...Rh8 (46...Rc8 47.Kd3 Rb8 48.Rf7 Ke8 49.Re7 Kf8 50.c4+- ) 47.Rg4 Rh5 (47...Rc8 48.Kd3 Rb8 49.a4+- ) 48.Rg3 (48.Nf6 Kc7 49.Nh5 Kc8 50.Rg7 a5 51.Nf6 a4 52.Kd5 Kd8 53.Kc6 a3 54.d5 Kc8 55.Rg8) 48...Kd6 (48...Rh6+- ) 49.Rg6 Kd7 50.Nf6 Ke7 51.Nh5 Kf7 52.Rf6 Ke7 53.Kd5 Ke8 (53...Kd7 54.g4 a5 55.g5 Kc7 56.g6 Kd7 57.Rf7 Ke8 58.Nf6 Kd8 59.g7 a4 60.g8Q) 54.Kd6 a5 55.a4 Kd8 56.Rf8 1–0. Didiliuc,Dariana_Gabriela – Mihet,Daiana, Campionatele Nationale Individ, 2008.

5.Bb5+- Qf6 6.Nf3?? Qb6 7.Nc3 c6 +/-.

5.Bb5+- Qf6 6.Nf3?? Bd6? 7.0-0 Nh6 8.Nc3 a6 9.Nd5 Qd8 10.Ba4 c6 11.Nc3 b5 12.Bb3 0-0 13.d4 ed4 14.Qd4 c5 15.Qd6 Qf6 16.Qf6 gf6 17.a3 c4 18.Ba2 d5 19.Nd5 Be6 20.Nf6 Kh8 21.Ng4 Kg8 22.Nh6 1–0. kamera – NN, GameColony.com, 2002.

5.Bb5+- Qf6 6.Nf3?? Bd6? 7.Nc3 c6 (7...e4 8.Nd4 Qg6 9.0-0+- ) 8.Be2 (8.Ne4 Qe7 9.Nd6 Qd6 10.Be5 Qh6+- ) 8...Nh6?! (8...Bc7+- ) 9.Ne4 Qe7 10.Nd6 Qd6 11.Be5 Qg6 12.0-0 0-0 13.d4 Ng4 14.Bg3 h5 (14...d5 15.Bd3 Qh5 16.Nd2+- ) 15.Ne5 Qe6 16.Ng4 hg4 17.Bg4 Qg6 18.c4 White plans d5 18...f5 19.Bf3 White intends d5 19...d6 20.d5 c5 21.Re1 Bd7 22.Bh5 Qh7 (22...Qf6 23.Rb1 Rab8 24.Qd3+- ) 23.Bd6 Rf6 24.Be5 Rh6 25.Bf3 Rh2 (25...Re8 26.Bg3 b6+- ) 26.Bh2 Kf7 27.Bh5 (better is 27.Bf4 Rh8 28.Kf1 b6+- ) 27...g6 28.Bf3 (better is 28.Rb1 b6 29.d6 Be6+- ) 28...Rh8 29.Kf1 Qh2 30.Ke2 Qe5 31.Rc1 b5 32.cb5 Bb5 33.Kd2 c4 34.Qc2 Rd8 35.Red1 f4 36.Qc3 fe3 37.fe3 Qg3 (37...Rd5 38.Bd5 Qd5 39.Qd4+- ) 38.Rf1 Qg5 39.Qd4 Qe7 (39...a6 40.Be4 Ke8 41.Qh8 Ke7 42.Qg7 Kd6 43.Rf6 Qf6 44.Qf6 Kc7 45.a4+- ) 40.Kc3 (40.Bg4 Kg8 41.Rh1+- ) 40...a5 (40...Qa3 41.Kc2 Qa2 42.Kd1 c3 43.Bg4 Bf1 44.Be6 Ke7 45.Qh4 Ke8 46.Qh8 Ke7 47.Qh7 Kd6 48.Qh2 Kc5 49.Qc7 Kb5 50.Qc6 Ka5 51.Qc3 Kb5 52.Qc6 Ka5 53.Qc7 Ka6 54.Rc6 Kb5 55.Qb7 Ka4 56.Qa7 Kb4 57.Rb6 Kc4 58.Qa2 Kc5 59.Qa5 Kc4 60.Qb5 Kc3 61.Qb3) 41.Qf4 (41.Qf4 Kg8 42.Rb1 Qa3 43.Kd4 Qd3 44.Kc5+- ) 1–0. Fournier,Frederic (1625) – persico, Active, 2008.

5.Bb5+- Qf6 6.Qh5 c6 7.Bd3 Qe7 8.Qe5 Nf6 +- .

5.Bb5+- Qh4? 6.Be5 Qg5 7.Nf3 Qf5 8.Nc3 f6 9.Bd3 Qe6 10.Nb5 Qc6 11.Nc7 Kd8 12.Bg3 d6 13.Na8 Nh6 14.Nd4 Qd7 15.Rb1 b6 16.Bb5 Qb7 17.Nc6 Ke8 18.Qh5 g6 19.Qd5 Qa8 20.Nd4 Bd7 21.Qa8 Ke7 22.Qb7 f5 23.Qd7 Kf6 24.Bh4 g5 25.Qe6 Kg7 26.Bg5 a5 27.Bh6 1–0. pozarski (1970) – simon00, GameColony.com, 2002.

5.Bb5+- Qh4? 6.Nf3 Qf2?? 7.Kf2+- Ba3 8.Na3 Nf6 9.Be5 Ne4 10.Kg1 Nd2 11.Qd2 c6 12.Bg7 d5 13.Qd5 Bh3 14.Bc6! Ke7 (14...bc6 15.Qc6 Double attack (15.Qe4 Decoy; 15.Bh8 Zwischenzug)) 15.Qe5 Kd8 16.Rd1 Kc8 17.Nb5 Re8 (17...bc6 18.Qc7) 18.Qc7 (18.Qe8) 1-0. carlos78 (2210) - dulekraljevo (2025), Rated Blitz game, lichess.org, 2014.

5.Bb5+- Qh4? 6.Nf3 Qg4?? 7.0-0 a6? 8.Be2+- Qe6 9.Ne5 f6 10.Bh5 g6 11.Ng6 hg6 12.Bg6 Ke7 13.d4 Kd8 14.Qf3 Qd6 15.e4?? Qh2. wood – AlarmimPo, Live Game Caissa's Web, 2005.

5.Bb5+- Nh6 6.Be5 (6.Qh5 e4 7.Qe5 Qe7 8.Qc7 a6+- ) 6...Qg5 (6...c6 7.Bd3 d6+- ) 7.Bc7 (7.Nf3 Qh5 8.Nc3 c6+- ) 7...Qg2?? (better 7...Qb5 8.Bf4 g5+- ) 8.Qf3+- Qg6 9.Bd3 Qg5 (9...Qg4 10.Nc3+- ) 10.Qe4 (10.Be4 Be7+- ) 10...Be7 11.h4 (11.Nc3 f5 12.Qf3 Bf6+- ) 11...Qc5 12.Be5 f5 13.Qf4 (13.Qf4 0-0 14.Bd4+- ) 1–0. MARYMARY – rcm134 (1735), ChessWorld.net, 2017.

5.Be5?? a6 6.a4 Nd6 7.Nc3 Qg5? 8.Nf3 Qf5 9.Nd5 Kd8 10.Bd3 Qe6 11.Nf4 Qe8 (nice position of Black's King and Queen :–)) 12.0-0 Be7?? 13.Bg7 Nf6 14.Bh8 Qh8 15.Ne5 Qg7 16.c3 Nde8 17.Qb3 Nd6 18.h3 c6 19.Bc2 b5 20.ab5 cb5 21.f3 Bb7 22.d4 Nfe4 23.fe4 Ne4 24.Nf7 1–0. vik – freshys, Internet, 2001.

5.Be5?? f6 6.Bb2 a6 7.Bd3 (7.Bb5 ab5 8.Qh5 g6 9.Qb5 c6+=) 7...d5 (7...Nd6 8.Qh5 Nf7 9.Nf3+=) 8.Qh5+- g6 (better 8...Ke7!?+- ) 9.Bg6!+- hg6 A pinning theme (better 9...Ke7+- ) 10.Qg6?? (better 10.Qh8 Be6 11.Qh7+- ) 10...Kd7 11.Qf7 Be7 (better 11...Kc6!? 12.Nf3 Qe7 13.Qe7 Be7–/+ (13...Ne7?! 14.Bf6 Rg8 15.a4=)) 12.Qd5=+ Nd6 13.Ne2 c6 14.Qb3 Kc7 (14...b5 15.d3=+) 15.Bd4 Nh6?? (better 15...Nb5=) 16.Bb6+- Kb8 17.Bd8 Bd8 18.Nd4 Bd7 19.Nc3 Nhf7 20.h3 (20.Ne4 Ne4 21.Qf7 Kc8+- ) 20...Re8 (20...c5 21.Nde2 Rg8+- ) 21.Nf5 (better 21.Na4 Re5+- ) 21...Be6? (21...Bf5 22.g4 Be6 23.Qa4+- ) 22.Qb2 (better 22.Nd6 Bb3 23.Ne8 (23.cb3?! Nd6 24.h4 Kc7+=) 23...Bc2 24.d4+- ) 22...Bf5 23.0-0 (23.0-0 Nc4 24.Qc1+- ; better 23.Rb1!?+- ) 1–0. MARYMARY – chriscollins (1640), ChessWorld.net, 2016.

5.Bb5+- a6

6.Ba4 b5 7.Bb3 Bb7 8.Nf3 e4 9.Ng5?? Qg5–/+ 10.0-0 0-0-0 11.Bf7= d5 12.Be6 Kb8 13.Qe2 Nf6 14.f4 Qh6 15.Be5 Re8 16.f5 Qg5 17.Bf4 Qh5 18.Qh5+/- Nh5 19.Bf7 g6 20.Bc7 Kc7= 21.Be8 Bg7 22.fg6 Re8 23.Rf7 Kb6 24.Rg7?? Ng7–+ 25.gh7 Rh8 26.Nc3 Rh7 27.Rf1 Ne8 28.Rf5 Nc7 29.Ne2 Ka5 30.g4 Ka4 31.g5–/+ Rg7 32.Nf4 Ka3 33.h4 Ka2 34.h5 a5?? 35.g6 Re7 36.Rf7 Re8 37.Rc7 Bc8 38.g7 Bf5 39.Ng6 Bg6= 40.hg6 Rg8 41.Kg2 a4 42.Kg3 b4=+ 43.Kg4 b3 44.cb3 ab3 45.Ra7 Kb1 46.Kf5 Kc1 47.Kf6 b2 48.Rb7 Rd8 49.Rb4 Ra8?? 50.Kf7+- Ra7 51.Kg8 Ra6 52.Kh7 Ra7 53.Kh8 Ra8 54.g8Q Rg8 55.Kg8 b1Q 56.Rb1 Kb1 57.Kf7 Kc2 58.g7 Kd2 59.Ke6 Ke3 60.Kd5 Kd3 61.g8Q e3 62.Qg3 Kd2 63.Qf4 (63.Qf4 Kc2 64.Qe3 Kb2 65.Kc4 Kc2 66.Qe2 Kc1 67.Kc3 Kb1 68.Qb2#; 63.Kd4 Kc2 64.Qc7 Kb1 65.Kc3 Kc1 66.Qc4 e2 67.Qe2 Kb1 68.Qb2#) 1–0. Trkn – Simon, itsyourturn.com, 2001.

6.Ba4 b5 7.Bb3 Bb7 8.Nf3 Qf6 9.Be5 Qf5 (9...Qg6 10.0-0+- (10.Bc7?! Qg2 11.Rg1 Qf3=)) 10.Bf4 Qg4 (10...c5 11.d3+- ) 11.0-0 (11.Bf7 Kd8 12.Rg1 Nf6+- ) 11...g6 12.h3 Bf3 13.hg4 Bd1 14.Rd1 c5 15.Be5 f6 16.Bb2 (better is 16.Bd5 0-0-0 17.Bc3+- ) 16...c4+/- 17.Bc4 bc4 18.g5 h5 19.gf6 Nf6?? (better is 19...Kf7+- ) 20.Bf6 Rh6 21.Nc3 Kf7 22.Ne4 (22.Nd5 Rc8 23.e4 h4+- ) 22...Be7 (22...Re8 23.d3 cd3+- ) 23.Be7 Ke7 24.Rab1 Rg8 25.Rb7 h4 26.Kh2 (26.d3 c3+- ) 26...g5 27.Rh1 h3 28.g3 g4 29.Ra7 Rb8 30.Rc7 Rb2 31.Rc4 Ra2? 32.Rb1 d5 33.Rb7 Ke6 34.Rc6 Kf5 35.Rh6 de4 36.Rf7 Ke5 37.Rh5 Ke6+- 38.Rhf5 Rc2 39.R7f6 Ke7 40.Ra6 Rd2 41.Ra4 Rf2 42.Rf2 Ke6 43.Re4 Kd5 44.Rff4 Kc5 45.Rg4 Kd5 46.Kh3 Kc5 47.Rgf4 Kd5 48.g4 Kc5 49.g5 Kd6 50.g6 (50...Kc7 51.g7 Kd6 52.g8Q Kc7 53.Qf7 Kd6 54.Rf6 Kc5 55.Qc4#) 1–0. Roookie – crazysherpa, Live Game Caissa's Web, 2004.

6.Bc4 b5?? 7.Bd3 Bb7 8.f3 d6 9.Nh3 Qh4 10.g3?? Qh3–/+ 11.Bf1 Qh5 12.Bg2 Nf6 13.0-0 Be7 14.Nc3 0-0 15.Ne2 e4 16.g4 Qh4 17.Nf4 d5 18.Bh3? Bd6 19.Bf6 Qf6 20.Rf2 Bf4 21.ef4 Qf4 22.Rg2? ef3 23.Rg3 f2 24.Kf1 Rfe8 25.Qf3 Re1 26.Re1 Qd2 27.Qf2+- Qc3?? 28.Rc3 d4 29.Rc7 Bd5 30.Bg2 Ba2 31.Ba8 Bc4 32.Re2! h6 33.Qf5 d3 34.Rc8# (34.Re8#) 1–0. Nautiluschess – greatbigdave, ICS blitz, 2001.

6.Bc4 b5 7.Bf7 Kf7 8.Qf3 Nf6 9.Qa8 1–0. Wall,Bill – Batusay, chess.com, 2008.

6.Bc4 b5 7.Bf7 Kf7 8.Qh5 g6 9.Qe5 Be7?? 10.Qh8+- Bf6 11.Qh7 Kf8 12.d4 Qe8 13.Nd2 c5 14.Qh3 d6 15.Qf3 Bf5 16.e4 Bd4 17.Bd4 cd4 18.Ne2 d3 19.cd3 Qe5 20.0-0 Nf6 21.ef5 gf5 22.Qa8 Kg7 23.Qb7 Kh6 24.Rfe1 Ng4 25.Ng3 Qc3 26.Nf5 Kg6 27.Nh4 Kg5 28.Ndf3 Kf4 29.g3# (29.Qe4#) 1–0. Istvanny (1610) – Ghosty Square, internet, 2007.

6.Bc4 d6 7.Nc3 Nf6 8.Nd5 Nd5 9.Bd5 g6 10.d4 Bg7 11.Nf3 Qe7 12.de5 de5 13.Qc1 0-0 14.0-0 Bd7?! 15.e4 c6 16.Ba3 c5 17.Bb7 Ra7 18.Bd5 Bb5 19.c4 Ba4 20.Qe3 Rc7 21.Ne1 Rb8 22.Nd3 (22.Nd3 Rbc8 23.Rfb1+- ) 1–0. Buchheister,Benjamin – Wolter,Jens, GER–ch U14 int, 1999.

6.Bd3 d5 7.Be5 f6 (7...Nf6 8.Nc3+- ) 8.Qh5 g6 (8...Ke7 9.Bd4 Nh6 10.Nc3+- ) 9.Bg6! Ke7 (9...hg6 10.Qh8) 10.Bb2 (10.Bh7 Be6 11.Bd4 Qe8 12.Qe8 Re8+- ) 10...h6 (10...Nh6 11.Bf6 Kf6 12.Qh4 Kg6 13.Qd8+- ) 11.Ba3 Ke6 (11...Kd7 12.Qd5 Bd6 13.Bd6 cd6+- ) 12.Qf5# 1–0. Woschkat,Karl_Heinz – Smith,Peter, compuserve, 1996.

6.Bd3 d6 +- .

6.Be2 b6 7.Be5 Bb7 8.Nf3 Bf3 (8...Nf6 9.0-0+- ) 9.Bf3 (9.gf3?! d6 10.Bb2 d5+- ) 9...c6 10.0-0 Rc8 11.d3 d5 12.c4 f6 13.Bb2 Bd6 (13...dc4 14.Qa4 Qc7 15.Bh5 g6 16.Bg4+- ) 14.cd5 Bc7 (14...Qc7 15.g3 cd5 16.Qa4 Qd7 17.Qa6+- ) 15.dc6 Qd6 16.Na3 (better is 16.g3+- ) 16...Qh2 0–1. Nikolova,Angelika – Dimitrov,Ivan, 1st Children's Chess Tournament Cup Oso, 2015.

6.Be2 d5 7.Be5 Qg5 8.Bg3 Bd6 9.Nf3 Qe7 10.Bd6 Qd6 11.0-0 Qg6 12.g3 Bh3 13.Re1 0-0-0 14.Ne5 Qe4 15.Nf3?? Nf6?? 16.Bd3 Qg4 17.Ne5 Qe6 18.f4 g5 19.Nc3 gf4 20.ef4 Qb6 21.Kh1 Rhe8 22.Nf7 Qf2+/- 23.Bf1?? Ng4?? 24.Re2+- Re2 25.Qe2 Qe2 26.Be2 Rd7 27.Ng5 Re7 28.Nh3 (28.Nh3 Nf6 29.d4+- ) 1–0. valpa – Ewie, playchess.de, 2002.

6.Be2 Bd6 7.Nf3 Qe7 8.d4 ed4 (8...e4 9.Ne5+- ) 9.Nd4 Nf6 (9...Be5 10.0-0+- ) 10.Nf5 Qf8 (10...Bb4 11.c3 Qe5 12.Ng7 Kf8 13.f4 (13.cb4?! Qb2 14.Nd2 Kg7+=) 13...Qe3 14.Nf5+- ) 11.0-0 Be7 12.Qd3 d6 (12...d5 13.Nd2+- ) 13.Nd2 Be6 14.Rab1 0-0-0 (14...d5+- ) 15.Ne7 Qe7 16.Bf6 Qf6 17.Rb7 Kb7 (17...Kd7 18.Qa6 Qf5 19.Bb5 Ke7 20.Rc7 Kf8+- ) 18.Qa6 Kb8 19.Rb1 1–0. Janek – Indy, internet, 2017.

6.Be2 e4 7.d4 d5 8.c4 Nf6 9.cd5 Nd5 10.Bc4 b5 11.Bd5 Qd5 12.Nc3 Bb4 13.Nge2 Bg4 14.0-0 Qh5 15.f3?? Be6?? 16.fe4 0-0 17.d5 Bg4 18.Qc2 Bd6 19.Nf4 (19.Nf4 Qg5 20.Rac1+- ) 1–0. makaveli1982 – monter, Friendly Game, 2007.

6.Be2 Qe7 7.Nf3 Nf6? 8.Be5 d6 9.Bb2 c5 10.0-0 Bh3 (10...d5+- ) 11.gh3 Nh5 (11...d5 12.d3+- ) 12.c4 Qe6 13.Ng5 Qg6 14.h4 f6 (14...Nf6 15.Nc3 Rb8+- ) 15.Bh5 1–0. Maestro – Smiuk, internet, 2020.

6.Be2 Nf6 7.Be5 d5 8.Nf3 Bd6 9.Bd6 Qd6 10.0-0 0-0 11.d4 h6 (11...Bf5 12.Nbd2+-) 12.c4 Bd7 (12...dc4 13.Bc4 b5 14.Bd3+-) 13.c5 Qe7 14.Nc3 c6 (14...b6 15.cb6 cb6 16.Qb3+-) 15.a4 1-0. minnesotawild (2240) – ChristianFilippov, Rated Blitz tournament, lichess.org, 2016.

6.Be2 Nf6 7.Be5 Qe7 8.Nf3 d6 9.Bb2 Bd7 10.c4 g6 (10...d5 11.Ba3 Qe6 12.Bf8 Rf8 13.cd5 Nd5 14.d4+-) 11.Nc3 Bg7 12.Nd5 Nd5 (12...Qd8 13.Qb3+-) 13.Bg7 (13.cd5?! Bb2 14.Rb1 Bf6 15.Rb7 Bc8 16.Qa4 Kf8+/-) 13...Rg8 14.Bb2 Nb4 15.a3 Nc6 16.d4 0-0-0 17.0-0 h5 18.Qc2 (18.Qb3 Bf5+-) 18...h4 (18...Bf5 19.Qb3+-) 19.Rfb1 (19.d5 Nb8+-) 19...h3 20.g3 f5 (20...Bf5 21.Bd3 Bd3 22.Qd3+-) 21.a4 (better 21.d5!? Ne5 22.Be5 de5+-) 21...f4 22.ef4 Bg4 (22...Nb4 23.Qd2 Bf5 24.Rc1+- (worse 24.Qb4 Qe2 25.Ng5 Bb1 26.Rb1 Rge8+-)) 23.Bd1 (better 23.Re1 Rde8 24.Bd3 Qd7 25.Re8 Qe8+-) 23...Rde8 24.Ne5 (24.Qd2!? Qe4 25.Qe3 Qf5+-) 24...Bd1 25.Rd1 de5 26.de5 (26.fe5!? Qd7+-) 26...g5 27.Bc1 (better 27.Qf5!? Kb8 28.Ba3+-) 27...gf4+/- 28.Bf4 Ne5 29.Qe4 (29.Qf5 Qe6 30.Qe6 Re6 31.Be5 Re5+/-) 29...Ng6+= 30.Qd4 Nf4 31.Qf4 Qe2 32.Rab1 (32.Qf5!? Kb8 33.Qh3 Qc4 34.Qd7+/-) 32…Qe4. ClayPigeons (2125) - dread9872 (2100), Rated Bullet game, lichess.org, 2019.

6.Be2 Qg5 7.Kf1 b6? 8.Nf3 Qf5 9.Be5 d6 10.Bb2 Bb7 11.d3 Bf3 12.Bf3 Rb8 13.Bc6 Kd8 14.Nc3 Nf6 15.Qf3 Qf3 16.Bf3 h5 17.Ke2 g5 18.h3 Nd7 19.g4 h4 20.Ne4 f6 21.Ng5! fg5 22.Bh8 Kc8 23.a4 Ne5 24.Be4 c6 25.Bf6 d5 26.Bf5 Kb7 27.Be5 Re8 28.Bf6 Bb4 29.Bg5 d4 30.Bh4 de3 31.fe3 Bc5 32.e4 Bd4 33.Rab1 b5 34.ab5 cb5 35.Bf2 Bf2 36.Kf2 Rf8 37.g5 Kb6 38.g6 Rg8 39.Rhg1 a5 40.g7 b4 41.Be6 Re8 42.g8Q Rg8 43.Bg8 (43.Bg8 Ka6 44.c3+- ) 1–0. Fredek (2090) – Guest894908, Freundschaftspartie, 5m + 0s, 2005.

6.Be2 Qg5 7.Nf3 Qg2 8.Rg1 Qg1 9.Ng1 Bd6 (9...d6 10.d4 ed4 11.Qd4+- ) 10.f4! f6 (10...ef4 11.Bg7 Pinning (11.Bg7 Deflection)) 11.Bc4 Nh6 (11...Ne7 12.fe5 fe5 13.Qf3+- ) 12.Qh5 g6 (12...Kf8 13.fe5 Be5 14.Be5 fe5 15.Qg5+- ) 13.Qh6 (13.Qh6 Bf8 14.Qh4+- ) 1–0. Janek – Erendor, internet, 2017.

6.Bf1 d6 7.d4 ed4 8.Qd4 Be7 9.Qg7 Bf6 10.Bf6 Qf6 11.Qf6 Nf6 12.Nc3 Bf5 13.Rb1 0-0-0 14.Bd3 Be6 15.Nge2 Rhg8 16.Nf4 Nd7 17.Bh7 Rg7 18.Bd3 Nc5 19.h4 Rh8 20.h5 Bd7 21.Rh4 Bc6 22.Bf5 Kb8 23.h6 Rg5 24.g4 Bd7 25.Nh3 Rgg8 26.Bd7 Nd7 27.f4 Nf6 28.g5 Nd7 29.e4 Re8 30.Nf2 Nc5 31.h7 Ne6 32.Nd5 Nd4 33.Kd1 Nf3 34.Rh3 Nd4 35.Nf6 Rd8 36.Ra3 Nb5 37.Rd3 Ka7 38.a4 (38.a4 b6 39.ab5 ab5 40.e5+- ) 1–0. marekt – NN, GameColony.com, 2002.

6.Bf1 Nf6 7.Be5 Bd6 8.Bd6 cd6 9.Nc3 0-0 10.d4 Qa5 11.Qd2 Ne4 12.Ne4 b6 13.Qa5 ba5 14.Nd6 Rb8 15.Bd3 Rb2 16.Nf3 Rb6 17.Nc4 Re6 18.Na5 d5 19.Ng5 Rb6 20.Nh7 Rd8 21.0-0 g6 22.Ng5 (22.Ng5 f6 23.Nf3+- ) 1–0. marekt – D_7thRank, ChessWorld.net, 2002.

6.Bc4 d5

7.Bb3 Bd6 8.Bd5 Nf6 9.Bb3 0-0 10.Nc3 c6 11.Qe2 Bf5 12.0-0-0 a5 13.h3 (13.d4!? e4+- ) 13...a4 14.Ba4 Qa5 15.Bb3 Ba3 16.g4 Be6 17.Nf3 (17.Be6 fe6 18.Qc4 Nd5+- ) 17...Bb3 18.cb3 (18.ab3?? Bb2 19.Kb2 Qa3 20.Kb1 Qa1) 18...e4 19.Nd4 Rfe8 20.d3?? (better is 20.f3+- ) 20...Nd5?? (better is 20...Qc3! 21.Kb1 Bb2 22.Qb2 Qb4=) 21.Nd5 cd5 22.Ba3 Qa3 23.Kb1 Rec8 24.Nb5 Qb4 25.de4 Qe4 26.Kb2 (26.Qd3 Qf3+- ) 26...Qe5 27.Kb1 (27.Nd4 Ra5+- ) 27...Ra5?? (27...Qe4 28.Qd3 Qf3+- ) 28.a4 Qe4 (29.Qd3 Qe7+- ; 28...Rc5 29.Rd4 Ra8 30.Qf3+- ) 0–1. Aliethah – krapulov, Live Game Caissa's Web, 2004.

7.Bb3 Bd7 8.Be5 Bg4 9.Qg4 Nf6 10.Qf4 Bb4 11.Qb4 d4 12.Bd4 Ne4 13.Bg7 Rg8 14.Qe4 Qe7 15.Qb7 Rd8 16.Ba4 Qd7 17.Qe4# 1–0. pierre – juxa, internet, 2008.

7.Bb3 e4 8.d3 f5? 9.de4 fe4 10.Qh5 (10.Qh5 Ke7 11.Bd5+- ) 1–0. mtr – FTM, internet, 2001.

7.Bb3 e4 8.Ne2 Qg5 9.g3 Bg4 10.0-0 Bf3 11.Ba4 (11.Qe1 Nf6+- ) 11...c6 (11...b5 12.Bb3+/-) 12.Nbc3 Qh5 13.Qe1 Qh3? (better is 13...Bd6 14.Nd5 A) 14...Qd5 15.Bg7 Qe6 16.Bc6 (16.Bh8?? Qh3 17.Nf4 Bf4 18.Bc6 bc6 19.ef4 Qg2) 16...bc6 17.Nf4 Bf4 18.ef4–+; B) 14...Be2+=) 14.Nf4+- Qg4 15.Nfd5?? (15.Ncd5 Rd8 16.Nc7 Kd7+- ) 15...Rc8? (15...Bd6 16.Ne4 Be4+- ) 16.Nf4+- Bd6 17.Ne4 Bf4 (17...Be4 18.f3! Bf3+- ) 18.ef4 Rd8 (18...Kf8 19.Ng5 Nf6+- ) 19.Nf6 Kf8 20.Ba3 Ne7 (20...c5 21.Bc5 Ne7 22.Qe7) 21.Be7 1–0. Bonetti,Shane – beluga5, ICC, 2002.

7.Bb3 Be7 8.Be5 Bf6 9.Bf6 Qf6 10.Nc3 d4 11.ed4 Qd4 12.Nf3 Qd8 13.Ne5 Nh6 14.0-0 0-0 15.d4 Nf5 16.Qh5 g6 17.Ng6 hg6 18.Qg6 Kh8 19.Bf7 Qh4 20.Qh5 Qh5 21.Bh5 Nd4 22.Bg6 Rg8 23.Be4 c6 24.Rad1 Nc2? 25.Bc2 Bh3 26.Be4 Rae8 27.Rd3 Bg2 28.Bg2 Rg6 29.Rh3 Kg7 30.Rg3 Ree6 31.Rg6 Rg6 32.Ne4 b5 33.Rc1 (33.Rc1 Kh8 34.f4+- ) 1–0. Roczniak,Jan – Zielonka,S, corr Poland, 1985.

7.Bb3 f6 8.Nc3 Be6 (8...c6 9.e4 d4 10.Nce2+- ) 9.d4 ed4 10.Qd4 (better 10.ed4 Bb4 11.a3+- ) 10...c5+- 11.Qa4 (11.Qd2 c4+- ) 11...Bd7 (11...b5!? 12.Qh4 c4+=) 12.Qh4+- c4 13.Qh5 g6 14.Qd5 cb3 15.ab3 (15.Qb3 b5+- ) 15...Bc6 16.Qe6 Qe7 17.Qe7 Be7 18.Nf3 0-0-0 19.Nd4 (better 19.Ke2+- ) 19...Bb4?? (better 19...Bg2!? 20.Rg1 Bd5+=) 20.0-0 (better 20.Nc6!? bc6 21.Ra6 Kb7+- ) 20...Bc3 21.Bc3 Bb5?? (better 21...Bd7+- ) 22.Nb5 ab5 (22...Rd7+- ) 1–0. MARYMARY – Dalihavidson, ChessWorld.net, 2017.

7.Be2 c5? 8.Be5 Bd6 (8...f6 9.Bf4+- ) 9.Bd6 (better is 9.Bg7 Qg5 10.Bh8 Qg2 11.Bf3+- ) 9...Qd6 10.Nf3 Qf6 11.0-0 (better is 11.Nc3 Ne7 12.a4+- ) 11...Qa1–/+ 12.c3? (better is 12.c4–/+) 12...Bg4?? (better is 12...Qa2 13.d4 Bf5–+) 13.Qa4 b5 14.Bb5 ab5?? (14...Kf8 15.Bc6 Rb8 16.Qg4 Qb1 17.Bd5 Nf6+/-) 15.Qa8+- Ke7 16.Qb7 Bd7 17.Qd5 Be6 (17...f6 18.Qc5 Ke8 19.Nd4 Qa2 20.Na3+- ) 18.Qc5 Kf6 (18...Ke8 19.Qb5 Kf8 20.Qb8 Ke7 21.Qc7 Ke8+- ) 19.Qg5 1–0. GorillaTest – crazysherpa, Live Game Caissa's Web, 2004.

7.Be2 e4 +- .

6.Be2 d6

7.d4 ed4 8.Bd4 c5 9.Bb2 Ne7 10.Bf3 Rb8 (10...Qb6 11.Bc3+- ) 11.Ne2 d5 12.0-0 Bf5 (12...Be6 13.Nf4+- ) 13.Nd2 (13.Nbc3 Be6+- ) 13...f6 14.Nb3 Nc6 (14...b6 15.Nf4+- ) 15.Qd5 (better is 15.Bd5 Nb4 16.e4+- ) 15...Bd7?? (15...Qd5 16.Bd5 Bc2+- ) 16.Rad1 Nb4 17.Qh5 (17.Bh5 g6 18.Qe4 Qe7+- ) 17...g6 18.Qh4 Be7 19.Bf6 (19.Nf4!? 0-0+- ) 19...Bf6 20.Qf4 Nc2 (20...b6 21.Bg4 Rb7 22.Bd7 Rd7 23.Rd7 Kd7 24.Rd1 Ke7 25.Qe4 Kf7 26.Rd8 Rd8 27.f3+- ) 21.Bg4 (21.Nc5 Rc8 22.Nd7 Bg7 23.Bb7 Nd4 24.Rd4 Bd4 25.Qd4 Rf8 26.Bc8 a5+- ) 21...0-0 (21...Nd4 22.Bd7 (< 22.Nbd4 cd4 23.Bd7 Kd7+- ; < 22.ed4 Bg4 23.Qg4 cd4+- ; < 22.Ned4 cd4 23.Bd7 Kd7+- ) 22...Qd7 A) < 23.Qb8 Kf7 24.Rd4 cd4+- (24...Rb8?? 25.Rd7 Ke8 26.Rh7+- ); B) 23.Qf6 Ne2 24.Kh1+- ) 22.Rd7 Qe8 23.Qc4 Kh8 24.Qc2 h5 (24...b6 25.Qc4+- ) 25.Bh5 (better is 25.Nf4 hg4 26.Ng6 Kg8 27.Nf8 Kf8 28.Qc5 Kg8 29.Qc4 Kh8 30.Qg4+- ) 25...Qd7 26.Bg6 (26.Nc5 Qc8 27.Bg6 b6+- ) 26...Qg7 (26...b6 27.Bd3+- ) 27.Nf4 (< 27.Nc5 Rfc8 28.Nf4 b6+- ) 27...Bg5 (27...c4 28.Nc5 Qe7 29.Qf5+- ) 28.Ne6 Qh6 29.Nf8 Rf8 30.Qc3 (30.Nc5!? Rg8 31.Bf7 Rc8+- ) 30...Kg8 31.Qc4 Kg7 32.Nc5 (better is 32.Bd3!? Rh8 33.h3 b6+- ) 32...Kg6 33.Ne6 (better is 33.Qe4 Kf7 34.Qd5 Kg6+- ) 33...Rh8 34.Qe4 Kf7 (34...Kf6 35.h3 Re8 36.f4+- ) 35.Qf5 (35.Ng5 Qg5 36.Qb7 Qe7 37.Qa6 Kg7+- ) 35...Ke7 (35...Bf6 36.h3 Qh5 37.Nd8 Kg7 38.Qd7 Kh6 39.Nf7 Kg6 40.Nh8 Qh8 41.Qb7+- ) 36.h3 (better is 36.Rd1!? Qh2 37.Kf1 Be3+- ) 36...Qe6 37.Qg5 Kd7 (37...Qf6 38.Qd5 Rb8 39.Rd1+- ) 38.Rd1 (better is 38.Qg7 Ke8 39.Qh8 Kf7 40.Rc1+- ) 38...Kc6 (38...Kc8+- ) 39.Qg4 (39...Qg4 40.hg4+- ; 39.Rc1 Kd6 40.Qc5 Kd7 41.Qc7 Ke8 42.Qb8 Ke7 43.Rc7 Kd6 44.Rc8 Ke7 45.Rh8+- ) 1–0. slavisa3 – splitt, Live Game Caissa's Web, 2004.

7.Nf3 e4 8.Nd4 d5 9.0-0 Bc5 10.Nb3 Bd6 11.Bg7 Qh4 12.g3 Qg5 13.Bh8 Bh3 14.f4 Qg6 15.Bh5 Qh6 16.Rf2 0-0-0 17.Bf7 Ne7 18.Bb2 Nf5 19.Bd5 c6 20.Be4 Ng3 21.hg3 Qe6 22.Nc3 Rg8 23.Qf3 Bg4 24.Nd4 Qh6 25.Qg2 Bh3 26.Qh1 Rg3 27.Rg2! Qg7 28.Qh3! (28.Qh3 Rh3 29.Rg7+- ) 1–0. pierre – sultan org, internet, 2008.

7.Nf3 Nf6 8.0-0 Be6 9.d4 e4 10.Nfd2 Be7 11.c4 0-0 12.Nc3 c6 13.Nde4 Ne4 14.Ne4 d5 15.cd5 cd5 16.Nc5 Qb6 17.Qb3 Bc5 18.dc5 Qc5 19.Ba3 Qc6 20.Rac1 Qd7 21.Bf8 Rf8 22.Qb6 d4 23.ed4 Ba2 24.Rc7 Qe6 25.Qe6 fe6 26.Rb7 Bd5 27.Ra7 h6 28.Rc1 Rf4 29.Rc8 Kh7 30.Rcc7 Rd4 31.Rg7 Kh8 32.Rh7 Kg8 33.Rag7 Kf8 34.Rd7 e5 35.Rd8# 1–0. b4_player (2185) – kool88, GameColony.com, 2002.

7.Nf3 Nf6 8.0-0 Be7 9.d3 0-0 10.Nbd2 h6 11.c4 c5 12.Qb3 b6 13.Rab1 Rb8 14.Ba1 a5 15.a4 Be6 16.Rbd1 Qc7 17.Qc2 Rbd8 18.Nb1 Bf5 19.Nc3 Bh7 20.Nd2 Qb8 21.Rb1 Rd7 22.Qb2 Rb7 23.Nb5 Rd8 24.Qb3 Rc7 25.Bf3 Rcd7 26.Be2 (26.Be2 Rc7 27.Nc7 Qc7 28.Qb6 Qb6 29.Rb6+- ; better is 26.Bc6+- ) 1–0. Acevedo,Daiana – Gigena,Guadalupe, ARG–ch sf U16 Girls, 2003.

7.Nf3 h6 8.Nc3 Be6 9.d4 f6 10.0-0 Qd7 11.Nh4 Ne7 12.Bh5 Kd8 13.d5 Bf5 14.Nf5 Qf5 15.f4 Qh7 16.fe5 fe5 17.Qf3 Kd7 18.Bg4 Kd8 19.Qf8 Rf8 20.Rf8# 1–0. pierre – MIGUEL ANTONIO, internet, 2008.

5.Bb5+- Bc5+-

6.Be5 f6 7.Bb2 a6 8.Bd3 Ne7 9.Qh5 g6 10.Qh6 Ng8 11.Qg7 Bf8 12.Qh8 Qe7 13.Qg8 d6 14.Qh8 Be6 15.Bf6 Qf7 16.Bc3 0-0-0 17.Qf6 Qg8 18.Nf3 Bg7 19.Qg7 Qe8 20.Ng5 (better is 20.Qh7 Bf7+- ) 20...Rd7 21.Qf6 h6 22.Ne6 Re7 23.Qf8 (better is 23.Bg6 Re6 24.Be8 Rf6 25.Bf6 c5+- ) 23...Re6 24.Qe8 Re8 25.Bg6 Rg8 26.Bf5 Kb8 27.0-0 Rf8 28.Bh3 Rg8 29.Na3 c5 30.Rab1 Kc7 31.Ba5 b6 32.Rb6 Rg6 33.Ra6 Kb7 34.Rb6 Ka7 (34...Ka8 35.Rfb1 Rg7 36.Ra6 Ra7 37.Bc7 Ra6 38.Rb8 Ka7 39.Nb5) 35.Nb5 Ka8 36.Nc7 Ka7 37.Bc8 (37.Ra6 Kb7 38.Rb1) 37...Rg2 38.Kg2 d5 39.Rb7 1–0. (35) Sweeney,Matthew – Lugo,Jerome, Doeberl Cup Minor, 2002.

6.Be5 Nf6 7.d4 Bb4 8.c3 +- .

6.Be5 Qg5 7.Nf3 (worse is 7.Bc7 Qg2 8.Qf3 Qg6+- ) 7...Qg6 8.0-0 (8.Bd3 Qh6 9.Bc7 Qc6+- ) 8...c6 9.Be2 (9.d4 Bf8 10.Bd3 Qg4+- ) 9...Ne7 10.Re1 d6 11.Bg3 Nf5 12.Nc3 (better is 12.Bf4!? 0-0+- ) 12...Ng3 13.hg3 Bg4 (13...Bb4 14.Bd3 Qh5 15.Rb1+- ) 14.Nh4 Be2 15.Qe2 Qg5 16.d4 Bb4 17.Ne4 Qd5 18.c3 Bc3 (18...Qe4 19.cb4 0-0+- ) 19.Nc3 Qe6 20.Qf3 0-0-0 (20...0-0 21.d5 Qe5 22.Rec1+- ) 21.Qf5 (better is 21.d5!? Qf6 22.Qf6 gf6+- ) 21...Qf5 22.Nf5 g6 23.Nh4 h5 24.Nf3 f6 25.Rab1 g5 26.Ne4 g4 27.Nh4 Rdf8 (27...d5 28.Nc5 b6+- ) 28.Ng6 Rhg8 (28...Kc7 29.Nh8 Rh8 30.Nf6+- ) 29.Nf8 Rf8 30.Rec1 (better is 30.Nd6!? Kc7 31.Nb7 Rb8+- ) 30...d5 (30...Kc7 31.Rb5 f5 32.Ng5+- ) 31.Nc5 (better is 31.Nd6 Kc7 32.Nb7+- ) 31...Rh8 (31...Rf7+- ) 32.Rb7 h4 33.gh4 Rh4 34.Ra7 f5 35.Rb1 Rh8 36.Ra8 (36.Ra8 Kc7 37.Rb7 Kd6 38.Rd7) 1–0. Fournier,Frederic (1915) – kosiuka, Active, 2008.

6.Nf3 c6 7.Bc4 d6 (7...d5 8.Bb3 f6 9.d4 ed4 10.Bd4 Qa5 11.Qd2+- ) 8.0-0 Nf6 9.d4 d5 (9...ed4 10.ed4 Bb4 11.c3+- ) 10.Bb3 (10.dc5 dc4 11.Ne5 Qd5+- ) 10...e4 (10...ed4 11.Bd4 Bd4 12.Qd4+- ) 11.Nfd2 (better is 11.dc5 ef3 12.Qf3 Be6+- ) 11...Bd6 12.c4 (12.h3 0-0+- ) 12...h5 (12...Bh2 13.Kh2 Ng4 14.Kg3+/-) 13.cd5 (better is 13.Ba3+- ) 13...Ng4? (better is 13...Bh2 14.Kh1 Ng4+- ) 14.h3 Rh6 (14...Bh2 15.Kh1 cd5 16.Nc3+- (16.hg4 Qh4 17.Re1 hg4 18.Ba4 Kf8 19.Qg4 Bg4 20.Nf3 Qf2 21.Rc1 Bd6 22.Nh4 Rh4)) 15.Ne4 (15.hg4 Bh2 16.Kh1 Qh4 17.Nf3 ef3 18.Re1 Bd6 19.Kg1 Qh2 20.Kf1 Qg2) 15...Bb4 (15...Bh2 16.Kh1 cd5 17.Nec3+- (17.hg4 hg4 18.Re1 Qh4–+)) 16.Nbd2 (better is 16.dc6!? Qe7 17.Qf3 Rc6+- ) 16...f5 (16...cd5 17.Nc5 Nf6 18.Ba4 Kf8 19.Rc1+- ) 17.Nc5 Qd6 The mate threat is Qh2 18.Nf3 Rg6 19.hg4 hg4 20.Ne5 Rh6 21.e4 Qf6 Threatening mate: Qh4 22.g3 Rh7 Do you see the mate threat? 23.Kg2 Qh6 24.Rh1 Qh1 25.Qh1 Rh1 26.Rh1 b6 27.Rh8 Ke7 28.Nc6 Kf6 29.Rf8 Kg6+- 30.Ne7 Kh7 31.Rc8 Rc8 32.Nc8 g5 33.Nd3 a5 34.Nb4 ab4 35.e5 f4 36.gf4 gf4 37.d6 1–0. Trkn – Josh Heming, itsyourturn.com, 2000.

6.Nf3 c6 7.Be2 d6 +- .

6.Nf3 e4 7.Bg7 ef3 8.Qf3 f6 (8...c6 9.Bd3 d5+- ) 9.Qh5 Ke7 10.Qc5 d6 11.Qh5 (11.Bh8 dc5 12.e4 Nh6+=) 11...c6 12.Bh8 (better is 12.Bd3!? Qe8 13.Qe8 Ke8 14.Bh8 Kf7+- ) 12...cb5 13.Qh7 Ke6 14.0-0 (14.Nc3 Bd7+- ) 14...Bd7 15.Nc3 (15.Nc3 Bc6 16.e4+- ) 1–0. (34) einaar (2170) – mmaagggii (2045), net–chess.com, 2007.

5.Bb5+- c6

6.Ba4 Qa5 7.c4 b5? (7...Nf6+- ) 8.cb5 cb5 9.Qf3 Rb8 10.Bb3 Nf6 11.Be5 Bb7 12.Qf4 (12.Bb8?! Bf3 13.Nf3 Be7+- ) 12...Rc8 (12...Qb4 13.Qb4 Bb4 14.Nf3+- ) 13.Nf3 (better is 13.Bf6 Qb4 14.Qe5 Be7 15.Be7 Qe7 16.Qg7 Rc1 17.Ke2+- ) 13...Rc1 14.Bd1 Bf3 (14...Rc4 15.Nd4 Nd5 16.Qe4+- ) 15.Qf3 (worse is 15.gf3 Nd5 16.Qe4 Ne7+- ) 15...Qd8 16.0-0 d6 17.Bb2 Rc8 18.Be2 a6 19.a4 Qa5 (19...ba4 20.Ba6 Rb8+- ) 20.ab5 Qb4 21.Bf6 gf6 22.Qf6 (better is 22.ba6 Be7 23.a7 0-0+- ) 22...Rg8 23.Bh5 Rg7 (23...Qb3 24.ba6 Bg7 25.Qf5+- ) 24.Ra6 (better is 24.Bf7 Rf7 25.Qe6 Be7 26.Qc8 Bd8 27.Qc6 Kf8 28.ba6 Qb6+- ) 24...Qb5 25.Ra7 (better is 25.Bf7 Rf7 26.Qe6 Kd8 27.Qf7 Qa6 28.Qf8 Kd7 29.Qf7 Kd8 30.Nc3+- ) 25...Qh5 26.Nc3 Qd5?? (26...Qg4 27.g3 Qe6+- ) 27.Nd5 1–0. Afonso Carrillo,IA – Redondo Terron,Eva, Santa Cruz de Tenerife ESP, Amistad, 2013.

6.Ba4 b5 7.Bb3 e4 8.a4 (8.d3 a5 9.a4 Qg5 10.de4 Qg2+- ) 8...d5 (8...Qg5 9.g3 b4+- ) 9.ab5 cb5 10.Ne2 (10.Nc3 Nf6+- ) 10...Nf6 (10...a6 11.Nbc3 Be6 12.Nf4+- ) 11.Nd4 (11.Bf6 Qf6 12.Nbc3 Be6+- ) 11...a6 (11...Bg4 12.f3 ef3 13.Nf3+- ) 12.0-0 (12.Nb5 Be7+- ) 12...Bc5 (12...b4 13.d3+- ) 13.d3 (13.Nb5 0-0+- ) 13...Bb7 (13...Bg4 14.Qe1+- ) 14.Nd2 Bd4 (14...0-0 15.Qe2+- ) 15.Bd4 0-0 16.de4 Ne4 (16...de4 17.Qe2 Qd6+- ) 17.Ne4 de4 (17...Bc8 18.Qf3 Kh8 19.Nc5+- ) 18.Qg4 g6 19.Qh3 (better is 19.Qf4 Bd5 20.Qe5+- ) 19...Qe7 (19...Qg5+- ) 20.Qh6 (20…Qf6 21.Bf6 b4 22.Qg7) 1–0. slavisa3 – 07phypeach, Live Game Caissa's Web, 2004.

6.Ba4 b5 7.Bb3 e4 8.Qh5 g6?? 9.Qe5 Ne7 10.Qh8 h5 11.Bg7 d5 12.Qf8 Kd7 13.Qf7 a5 14.Nh3 a4 15.Bd5! cd5 16.Nc3 Kc6 17.Bf6 Ra7 18.Nf4 Rc7 19.Be7 Re7 20.Qg6 Kc5 21.Qh5 Bb7 22.Rb1 b4 23.Ne4! Re4 24.f3 Re8 25.Nd3 Kd6 26.Rb4 Ba8 27.0-0 Rh8 28.Qe5 Kd7 29.Qg7 Kc8 30.Rfb1 (30.Rfb1 Qd6 31.Rb8 Qb8 32.Qh8 Kd7 33.Nc5 Kd6 34.Qb8 Ke7 35.Qa8 d4 36.Rb6 de3 37.Qa7 Ke8 38.Rb8#) 1–0. rla – Philippe B, internet, 2007.

6.Ba4 d5 7.Bb3 d4 8.ed4 ed4 9.Qe2 Be7 10.Qc4 Nh6 11.Nf3 c5 12.0-0 0-0 13.Re1 Bf6 14.c3 dc3 15.Bc3 Bc3 16.Nc3 Bg4 17.Re3 Bf3 18.Rf3 Qd2 19.Ne4 Qd4 20.Qd4 cd4 21.Ng5 Rad8 22.Rd1 g6 23.Ne4 Kg7 24.Nf6 Nf5 25.Nd5 h5 26.h3 a5 27.g4 hg4 28.hg4 Nh4 29.Rf4 g5 30.Ne7 Rfe8 31.Nf5 Nf5 32.Rf5 f6 33.f4 gf4 34.Rf4 d3 35.g5 fg5 36.Rf7 Kg6 37.Rdf1 d2 38.R7f6 Kh5 39.Bf7 Kg4 40.Be6 Kh4 41.Bb3 Re1 42.Kg2 Rf1 43.Rh6 Kg4 44.Kf1 d1Q 45.Bd1 Rd1 46.Ke2 Ra1 47.Rb6 Ra2 48.Kd3 Ra3 49.Kc4 Re3 50.Rb7 Kf3 51.Ra7 g4 52.Ra5 g3 53.Kd4 g2 54.Rf5 (time, 0–1). Nautiluschess – MrMayhem, ICS blitz, 2001.

6.Ba4 d6 7.a3 b5 (7...Qg5 8.Qf3 Ne7 9.Bb3+- ) 8.Bb3 Nf6 9.h3 (9.Ne2 a5+- ) 9...a5 10.Qf3 Bb7 11.Qe2 (11.e4 a4 12.Ba2 c5+- ) 11...Be7 12.Nf3 0-0 13.d3 h6 (13...a4 14.Ba2+- ) 14.Nc3 b4 (14...Qb6 15.Nh4+- ) 15.ab4 ab4 16.Ra8 Qa8 17.Na2 c5 18.0-0 d5 (18...e4 19.Nh4 ed3 20.cd3 Bd5+- ) 19.Be5 Nd7 20.Bf4 c4 (20...Bf6 21.Re1+- ) 21.dc4 dc4 22.Bc4 (better is 22.Qc4 Bf3 23.gf3 Qf3 24.Nb4 Qh3+- ) 22...Nc5 (22...Nb6 23.Bb3 Ba6+- ) 23.Nb4 Na4 24.Be5 (better is 24.Na2+- ) 24...Bb4 25.Ra1 Bc6?? (25...Bf3 26.Qf3 Qf3 27.gf3+- ) 26.Bb5 (better is 26.Qd3 Be4 27.Ra4 Bd3 28.Ra8 Ra8 29.cd3 Kf8+- ) 26...Nc3 (26...Qe8 27.Bc6 Qc6+- ) 27.Ra8 (better is 27.Bc3 Bf3 28.gf3 (28.Bb4 Qa1 29.Qf1 Qf1 30.Kf1 Rb8 31.gf3 Rb5=; 28.Qf3?! Qf3 29.gf3 Bc3+- ) 28...Bc3 29.Ra8 Ra8 30.Qc4+- ) 27...Ne2= 28.Kh2?? (28.Be2 Ra8 29.c3 Bc5=) 28...Ba8?? (better is 28...Bb5 29.Ra7 Bc6–+) 29.Be2+= Rc8 30.Bd3 Be7 (better is 30...Bf3 31.gf3 Bc3=) 31.g4?? (better is 31.Nd4 Rc5 32.Bf4+=) 31...Bf3–+ 32.e4 (32.Kg3 Bb7–+) 32...f6 (33.Bf4 g5–+) 0–1. PoPer – ItstheBishop, Live Game Caissa's Web, 2004.

6.Ba4 Qf6 7.Nf3 d6 8.0-0 b5 9.Bb3 Be6 (9...Bg4 10.a4 b4 11.e4+- ) 10.Be6 fe6 11.Nc3 Nh6 12.Ne4 Qg6 13.d4?? (better is 13.d3+- ) 13...Qe4= 14.de5 de5?? (better is 14...d5=) 15.Ne5+- (15.Be5?! Rd8 16.Qb1 Nf5=) 15...Bd6?? (better is 15...Rd8 16.Qh5 g6+- ) 16.Qh5 (better is 16.Qd6 Qd5 17.Rad1 Qd6 18.Rd6+- ) 16...Ke7 17.f3 (better is 17.Qg5!? Ke8 18.f3+/-) 17...Qe3= (< 17...Qc2 18.Qg5 Kf8 19.Nd7 Ke8 20.Qg7+- ) 18.Kh1 Be5 19.Be5 (< 19.Qe5 Qe5 20.Be5 Rhg8–/+) 19...Qe5?? (better is 19...Nf7 20.Rae1 Qg5 21.Qg5 Ng5+/-) 20.Rfe1 (better is 20.Qe5 Nf7 21.Qg7+- ) 20...Qh5–+ 0–1. tromar (1610) – silente, GameColony.com, 2003.

6.Ba4 Qf6 7.Nf3 d6 8.Nc3 b5 (8...Qg6 9.Nh4 Qh6 10.Qf3 Qh4 11.Bc6 Kd8 12.Bb7+- (12.Qf7?! Qe7 13.Qe7 Be7+/-)) 9.Bb3 d5? (9...Qg6+-) 10.Nd5! cd5 (10...Qd8 11.Nc3 Qe7 12.Ne4+-) 11.Bd5 (11.Bd5 Rb8 12.Be5+- (worse 12.Ne5 Be6 13.Bc6 Kd8+-); 11.Ne5?! Ne7+-; 11.Be5?! Qd8+-) 1-0. juandomuovi (2280) – Treinalchemist, Rated Classical tournament, lichess.org, 2016.

6.Ba4 Nf6 7.Nf3 e4 8.Nd4 b5 9.Bb3 c5? 10.Nb5 Ba6 11.Ba4 Be7 12.0-0 0-0? 13.c4 d5 14.d4 Qa5 15.Bc3 Qb6 16.N1a3 Bc8 17.cd5 Nd5 18.Nc4 Qa6 19.Rb1 Nc3+/- 20.Nc3 Qc4 21.dc5 +- . Pierred – checkmate007, Chesspark, 2008.

6.Ba4 Qh4 7.Bb3 d5 8.Ne2 Nf6 9.Be5 Ng4 10.Bg3 Qd8 11.d4 Bb4 12.Nd2 0-0 13.c3 Be7 14.h3 Nf6 15.0-0 Ne4 16.Ne4 de4 17.Qc2 Bf5 18.f3 Bg6 19.fe4 h5 20.Be5 Bd6 21.Bd6 Qd6 22.Nf4 Rfe8 23.Ng6 Qg6 24.Bf7 Qf7 25.Rf7 Kf7 26.Qb3 Kf6 27.Qb7 Rec8 28.Rf1 Kg6 29.Qf7 (29.Qf7 Kh6 30.g4 hg4 31.hg4 g6 32.Rf2 Rf8 33.g5 Kh5 34.Rh2 Kg5 35.Rg2 Kh4 36.Qh7) 1–0. 1805DYDIDIDY – Fuffy, mySchach.de, 2005.

6.Bc4 b5 7.Bb3 d5 8.Be5 Bc5 (8...a5 9.a4 b4+- ) 9.Bg7 (9...Qg5 10.Bh8 Qg2 11.Qf3+- ) 1–0. maaxa – zvzv, Live Game Caissa's Web, 2004.

6.Bc4 Bc5 7.Bf7?? (better is 7.Qh5 Qe7 8.Qe5+- (8.Be5?! g6 9.Bf7 Kf7 10.Qf3 Nf6+/-)) 7...Kf7+= 8.Qh5 Kf8 9.Qe5 Be7?? (better is 9...Qe7+/-) 10.Qg7+- Ke8 11.Qh8 b5 (11...Kf7 12.Qh7 Ke6 13.Nf3+- ) 12.Qg8 Bf8 13.Bg7 Ke7 14.Nc3 Ba6 15.Ne4 Bg7 16.Qg7 Ke8 (16...Ke6 17.Ne2 Qf8 18.Nd4 Kd5 19.Qd7 Kc4 20.Qe6 Kb4 21.Nc6 Ka4 22.Qb3) 17.Nd6 1–0. MasterofDisaster – saj, Live Game Caissa's Web, 2004.

6.Bc4 d6 7.Qf3 Nf6 8.Be2 e4 9.Qg3 d5 10.Nh3 g6 11.Qe5 Be7 12.Ba3 b6 13.Be7 Qe7 14.Qe7 Ke7 15.Ng1 h5 16.Nc3 b5 17.a3 Re8 18.d3 Kf8 19.de4 Ne4 20.Ne4 Re4 21.Nf3 f6? 22.0-0 a5? 23.Bd3 Rg4 24.Kh1 Kg7 25.h3 Ra4 26.Nd4 Bd7 27.Nb3 b4? 28.Nc5 Ra3 29.Ra3 (29…ba3 30.Nd7+- ) 1–0. Roookie – TexasBull, Live Game Caissa's Web, 2004.

6.Bc4 e4 7.Ne2 d5 8.Bb3 Qg5 9.Ng3 Nf6 10.c4 Bg4 +- .

6.Bc4 Qe7 7.d4?? ed4? 8.Bd4+- Qb4 9.Nd2 Nf6 10.Bf6 gf6 11.Ngf3 d5 12.Bb3 Rg8 13.Rb1 Qa5 14.0-0 Bf5 15.Nh4 Be6 16.f4 f5 17.Ndf3 Bc5 18.Ng5 Be3 19.Kh1 Bc8?? 20.Nh7 Qc7 21.Nf6 (21.Nf6 Kf8 22.Ng8 Kg8 23.Qf3+- ) 1–0. markmooney – jgil1919, internet, 2006.

6.Bc4 f6 7.Nc3 d5 8.Bb3 Nh6 9.Nf3 Bg4 10.0-0 d4? 11.ed4 ed4 12.Re1 Be7 13.Ba3 Nf5 14.Na4 Kf8 15.Nc5 Qc8 16.h3 Bf3 17.Qf3 Nh4 18.Qe4 Qc7 19.Ne6 Kf7 20.Nc7 Kf8 21.Qe7# (21.Be7#) 1–0. wiking – rafael_100000, internet, 2010.

6.Bc4 Qg5 7.Qf3 d5 8.Bb3 e4 9.Qg3 Qg3 10.hg3 f6 11.f3 Bf5 12.c4 Be6 13.cd5 Bd5 14.Nc3 Bb3 15.ab3 ef3 16.gf3 Bd6 17.Nge2 h6 18.Ne4 0-0-0 19.0-0-0 Ne7 20.g4 Nd5 21.Nd6 Rd6 22.Ng3 g6?! 23.Ne4 Re6 24.g5! h5 25.gf6 Rf8 26.Rdg1 Nb4 27.Rg6 Nd3 28.Kc2 Nb2 29.Kb2 Kc7 30.Rh5 Kb6 31.Kc3 Ka6 32.Nc5 (32.Nc5 Kb5 33.Ne6 Ka6 34.Nf8 c5 35.f7 b6 36.Ne6 Kb5 37.Nc7 Ka5 38.Rc5 bc5 39.Ra6) 1–0. wlittle (2130) – tata (1945), net–chess.com, 2005.

6.Bd3 d5 7.Be5 f6 8.Bg3 (8.Qh5 Ke7 9.Bf4 Qe8 10.Qe8 Ke8+- ) 8...Bd6 9.Bd6 Qd6 10.Nc3 Be6 11.h3 Ne7 12.Nge2 0-0-0 (12...0-0 13.Rb1+- ) 13.Nf4 Bf5 14.Bf5 Nf5 15.0-0 d4 16.Ne4 (16.Qg4!? dc3 17.Qf5 Qd7+- ) 16...Qe5 17.Qf3 de3 18.de3 Rhe8 19.Ng3 g6 (19...Ng3 20.Qg3 (20.fg3?! Qe3 21.Rf2 g6+- ) 20...Rd7 21.Rad1+- ) 20.Nf5 (20.Nd3!? Qe6+- ) 20...Qf5 21.Qe2 (better is 21.Rfd1+- ) 21...Qf4= 22.ef4 (better is 22.Rab1=) 22...Re2–/+ 23.c4 Re4 24.Rae1 Rf4 25.Re7 h5 (25...Rc4!? 26.Rh7 a5–/+) 26.Rb1=+ Rc4 (better is 26...b6!? 27.Ra7 Rc4 28.Rb6 Rd1 29.Kh2 Rd2=+) 27.Rbb7+= Rd1 28.Kh2 Rcd4 (28...a5 29.Rec7 Kd8 30.Rh7+=) 29.Rec7 Kd8 30.Rh7 (better is 30.Rc6 Rd6 31.Rd6 Rd6 32.Ra7+=) 30...Rd7=+ 31.Rh8 Ke7 32.Rb3 (32.Ra7 Ra7 33.Rh7 Kd6 34.Ra7 Ra1–/+) 32...Ke6 (32...R1d2 33.Rg3 Ra2 34.Rg6–+) 33.Rh6 Kf5 (33...R1d2 34.Rc3 Kf5 35.Rc5 R7d5 36.Rc6 Rf2 37.Rc3–+) 34.h4 (better is 34.Rg3!? R1d2 35.Rgg6=) 34...R1d3 35.Rb8 (35.Rh8 Rd2 36.Rf3 Ke6 37.Re8 Kf7–+) 35...c5 36.Rb5 R3d5 (36...Rc3 37.Rb2–+) 37.a4? (37.Rb3 Rg7–+) 37...a6 (37...c4 38.Rh7 Rb5 39.Rd7–+) 38.Ra5 (38.Rb3 Rd3 39.Rd3 Rd3–+) 38...R7d6 39.Rh8 Ke4 40.f3 Kf4?? (40...Kd4!? 41.Ra8–+) 41.Ra8? (better is 41.Rc8=+) 41...c4 42.R5a6 Ra6 43.Ra6 Ke3 44.Rf6 (better is 44.Rc6 Kd3 45.a5–+) 44...c3 45.Rc6 Kd2 46.Rg6 c2 (46...Rc5!? 47.Rb6 c2 48.Rb2–+) 47.Rc6 Ra5 (47...Rd3 48.Rc2 Kc2 49.a5–+) 48.f4 (48.Rd6 Kc1 49.Rc6–+) 48...Ra4 49.f5 (49.Kg3–+) 49...Rh4 50.Kg3 Rg4 51.Kf3 (51.Kh3 c1Q 52.Rc1 Kc1–+) 51...c1Q 52.Rc1 Kc1 53.g3 (53.f6 Rg6–+) 53...Kd2 54.f6 Rg6 (55.Kf4 Rf6 56.Kg5 Rf3–+) 0–1. pinecrest1981 – CounterMovesVII, Live Game Caissa's Web, 2004.

6.Bd3 d5 7.Be5 Nf6 8.Nf3 Bg4 9.0-0 Be7 10.h3 Bh5 11.Be2 Qd7 12.Ng5 Bg6 13.Bf6 Bf6 14.Bg4 Qd8 15.d4 Bg5 16.f4 Bf6 17.f5 h5 18.fg6 hg4 19.Qg4 Qe7 20.Re1 Rh4 21.gf7 Kf7 22.Qf5 Re4 23.Qh5 Kg8 24.Nd2 Re3 25.Nf3 Re8 26.Kf1 Bd4 27.Rad1 Re2 28.Ne5 Rf2 29.Kg1 Rf5 30.Kh1 Rh5 31.Ng6 Qe1 32.Re1 Re1 33.Kh2 Bc5 34.Nf4 Bd6 35.g4 Bf4 36.Kg2 Rhe5 37.Kf3 R5e4 38.h4 R1e3 39.Kf2 Re2 0–1. aji – solnar, VOGChess (year?).

6.Bd3 d6 7.Nf3 Nf6 8.Nc3 Be7 9.Be2 0-0 10.e4 Qa5 11.0-0 Qb4 12.a3 Qb2 13.Na4 Qa1 14.Qa1 Ne4 15.Re1 Nf6 +- .

6.Be2 Bd6 7.c4 c5 (7...Nf6 8.Qc2+- ) 8.Nc3 Nf6 9.Nb5 Be7 (9...Bb8 10.d4 cd4 11.ed4+- ) 10.Be5 a6 (10...d6 11.Bb2 0-0+- ) 11.Nc7 (11.Nc7 Kf8 12.Na8+- ) 1–0. Radwan,Jan (1615) – Winiarska,Agata, Ogolnopolski Integracyjny Turniej Szachowy Poland, 2012.

6.Be2 Bd6 7.d4 Qe7 8.c4 Nf6 9.c5 Bc7 10.Nf3 0-0 (10...e4 11.Nfd2 d5+- ) 11.de5 Ne4 12.Qd3 d5 (12...Nc5 13.Qd4+- ) 13.Nc3 (better is 13.cd6 Nd6 14.ed6 Bd6 15.Nbd2+- ) 13...Bf5 14.Ne4?? (better is 14.Qd4+- ) 14...de4= 15.Qc3 ef3 16.Bf3 Bg6 17.e6 f6 18.0-0 Kh8 19.Bg4 f5 20.Rad1 Rg8? (better is 20...Rf6+/-) 21.Rd7+- Qg5 (21...Qf8 22.Rc7 fg4+- ) 22.Bf3 (better is 22.Rg7 Bh2 23.Kh1+- ) 22...Bh2 23.Kh2 Qh4 (23...Bh5 24.Bh5 Qh5 25.Kg1+- ) 24.Kg1 f4 (24...Qh6 25.Rb7 Rad8+- ) 25.Rg7 fe3 26.Rd7 (26...Qf6 27.Qf6 Rg7 28.Qg7; 26.Rg8 Kg8 27.Qg7) 1–0. slavisa10 – 08phypeach, Live Game Caissa's Web, 2004.

6.Be2 Bd6 7.Nf3 Nf6 8.Ne5 Be5 9.Be5 d6 10.Bf6 Qf6 11.Nc3 0-0 12.d4 d5 13.Rb1 c5 14.Nd5 Qd6 15.c4 cd4 16.ed4 b6 17.0-0 Bb7 18.Bf3 g6 19.c5 Qe6 20.Nc7 Bf3 21.Qf3 Qa2 22.Na8 Ra8 23.Qa8 Kg7 1–0. marekt (1830) – sydresid_ml_SI, GameColony.com, 2002.

6.Be2 e4 7.d3 d5 8.de4 de4 9.Qd8 Kd8 10.Nd2 f5 11.0-0-0 Nf6 12.Ne4 Bd7 13.Nf6 gf6 14.Nf3 Ke7 15.Ng5 Rg8 16.Nh7 Bg7 17.Bc4 Rh8 18.Nf6 Bf6 19.Bf6 Kf6 20.Rd7 b5 21.Bd3 Rhd8 22.Rh7 a5 23.Rh6 Ke5 24.Rc6 b4 25.Rc5 Kd6 26.Rf5 a4 27.Kd2 Ke6 28.e4 b3 29.ab3 ab3 30.cb3 Ra2 31.Ke3 Rb2 32.Bc4 Ke7 33.Re5 Kf6 34.Rf5 Kg7 35.g4 Kg6 36.h4 Rc2 37.h5 Kg7 38.h6 Kh7 39.Bd3 Rc3 40.Rd5 Rd5 41.ed5 Kh8 42.Rb1 Rc5 43.d6 Rd5 44.h7 Rd6 45.Ra1 Re6 46.Kf4 Re8 47.Bb5 Rb8 48.Ra5 Kh7 49.Bd3 Kg7 50.Rg5 Kf6 51.Rf5 Ke6 52.Bc4 Ke7 53.g5 Rg8 54.Bg8 Kd6 55.g6 Ke7 56.Bc4 Kd6 57.g7 Ke7 58.g8Q Kd6 59.Qg6 Ke7 60.Rf7 Ke8 61.Qg8# 1–0. BorisOwl – theeznutz, gamecolony.com, 2000.

6.Be2 e4 7.d3 d5 8.de4 de4 9.Qd8 Kd8 10.Nd2 f5 11.Nh3 h6 12.Nf4 Ne7 13.0-0 Rh7 14.Bc4 g5 15.Ne6 Be6 16.Be6 h5 17.Bf6 Rh6 18.Be7 Be7 19.Bf5 Rd6 20.Ne4 Rd5 21.Rfd1 Rd1 22.Rd1 Ke8 23.Nd6 1–0. vik – Dickler, Internet, 2001.

6.Be2 f6 7.Bh5 g6 8.Be2 d5 9.Nf3 c5 10.c4 e4 11.Nh4 f5?? (11...d4 12.ed4 cd4 13.d3+- ) 12.g3 (12.Bh8 Qh4 13.cd5 Kf7+- ) 12...g5?? (better is 12...d4+- ) 13.Ng2 (better is 13.Bh5 Ke7 14.Bh8 gh4 15.cd5+- ) 13...d4 14.ed4 (14.Bh5 Kd7 15.ed4 Bg7+- ) 14...cd4 (14...Bg7+- ) 15.Bh5 Ke7 16.0-0 (better is 16.f3!? Nf6 17.fe4 fe4+- ) 16...Nf6 17.Ba3 (17.d3 g4 18.Nf4 Nh5 19.Nh5 Qb6+- ) 17...Ke6? (better is 17...Kd7!?+- ) 18.Bf8 Qf8 19.f3 (better is 19.d3+- ) 19...Nh5+/- 20.fe4 f4?? (20...Ng7+/-) 21.Nf4 gf4? (21...Qf4 22.gf4) 22.Qh5+- Rg8 23.Qd5 (< 23.Qh7 Rg7 24.Rf4 Rh7 25.Rf8 Rf7 26.Re8 Re7+- ) 23...Ke7 24.Qc5 Ke8 25.Qd4 Bh3 26.Rf2 f3? (better is 26...Qg7 27.Qg7 Rg7 28.Rf4 Rd8+- ) 27.Qe5 Kd8 28.Nc3 Rc8 29.d3 Rc6 30.Nd5 Qc5 31.Qb8 Kd7 (31...Bc8 32.Rb1 Rf8+- ) 32.Qg8 Bg2 (32...h6 33.Qg7 Ke8 34.d4+- ) 33.Qh7 Kd6 34.Qg6 Ke5 35.Qf5 Kd4+- 36.Rf3 Bf3 37.Qf3 (37...Qb6 38.Qe3 Ke5 39.Nb6 ab6 40.Rf1 Rd6 41.Qf4 Kd4 42.Qd6 Ke3 43.Qf4 Kd3 44.Rd1 Kc4 45.Qc7 Kb4 46.Rb1 Ka4 47.Qc4 Ka3 48.Qb3) 1–0. OPA – Gramps, Live Game Caissa's Web, 2004.

6.Be2 Qf6 7.Nf3 d6 8.Nc3 Nh6 9.d4 ed4 10.ed4 c5 11.Nd5 Qd8 12.Bb5 Bd7 13.Qe2 Be7 14.dc5 Qa5 15.Bc3 Qd8 16.Bg7 Rg8 17.Nf6# 1–0. marus1 – babis, internet, 2001.

6.Be2 Nf6 7.Be5 d6 8.Bb2 Ne4 9.Nc3 d5 10.Ne4 de4 11.a3 Bd6 12.d3 Bf5 13.de4 (13.de4 Be4 14.Bg7+- ; 13.Bg7?! Rg8 14.de4 Be4+- ) 1–0. MarcosRamos – dawinner, internet, 2007.

6.Be2 Nf6 7.Be5 d6 8.Bd4 c5 9.Bf6 Qf6 10.Nc3 Be7 (10...Be6+- ) 11.Nd5 Qa1 (11...Qe5 12.Nc7 Kd8 13.Na8+- ) 12.Qa1 0-0 (12...Kf8 13.Ne7 Ke7 14.Qg7+- ) 13.Ne7 1–0. kamret (1650) – Bestefar, GameColony.com, 2002.

6.Be2 Nf6 7.Be5 Be7 8.Nf3 0-0 9.0-0 d6 10.Bb2 d5 11.d3 Bg4 12.Nbd2 Bf3 13.Nf3 Re8 14.Bf6 Bf6 15.Rb1 h6 16.d4 Qc7 17.c4 dc4 18.Bc4 b6 19.Qd3 Rad8 20.Qb3 Re7 21.Rbd1 g6 22.e4! Re4 23.Rfe1 Re1 24.Re1 Bd4 25.Nd4 Rd4 26.Re8 Kg7 27.g3 Qd7 28.Re3 Rd1 29.Kg2 Rd2 30.Rd3 Rd3+/- 31.Qd3 Qd3 32.Bd3 c5 33.Kf3 Kf6 34.Ke4 Ke6 35.f4 f5+/- 36.Ke3 Kd5 37.Bb5 a5 38.Kd3 g5 39.a4 gf4 40.gf4 h5 41.h4 Kd6 42.Kc4 Ke6 43.Be8 Kd6 44.Bh5 Ke6 45.Be8 1–0. tanto (1715) – johnstar (1710), net–chess.com, 2002.

6.Be2 Qg5 7.Kf1 Nf6 8.Nf3 Qg4 (8...Qg4 9.Ne5 Qf5+- ). vissky – jaunis111, internet, 2007.

6.Bf1 d5 7.Be5 Be6 8.Nf3 Bd6 (8...Nf6+- ) 9.Bg7 f6 10.Bh8 Ne7 (10...Qe7 11.Nd4 Be5 12.c3 Bd4 13.cd4+- ) 11.Bf6 Qd7 12.Ne5 Qc8 (12...Be5 13.Be5 Ng6 14.Bd4+- ) 13.Qh5 Kd8 14.Qh7 Be5 15.Qe7 1–0. b4_player (2005) – jesus1974, GameColony.com, 2002.

6.Bf1 d6 7.d4 ed4 8.Qd4 d5 9.Nd2 c5 10.Qf4 Bd6 11.Bb5 Kf8 12.Be5 Be5 13.Qe5 a6 14.Bd3 c4 15.Be2 f6 16.Qd4 Bf5 17.Ngf3 Bc2 18.Qb2 Bd3 19.Bd3 cd3 20.Qb7 g5 21.Nd4 Qb8 22.Ne6 Ke8 23.Qa8 Qa8 24.Nc7 1–0. mtra – exe, Internet, 2002.

6.Bf1 Nf6 7.Be5 Be7 8.Nf3 0-0 9.Be2 Nd5 (9...d6 10.Bd4+- ) 10.Nc3 Nc3 11.Bc3 d5 12.0-0 Bg4 13.Rb1 Qc7 14.Be5 Bd6 (14...Qc8 15.d3+- ) 15.Bd6 Qd6 16.Rb7 Bf3 17.Bf3 Rab8 18.Ra7 Ra8 19.Ra8 Ra8 20.Qa1 Qc5 21.Qb2 g6 (21...Qd6 22.Rb1+- ) 22.d3 Qd6 23.c4 Rb8 24.Qd4 Ra8 25.cd5 cd5 26.Qd5 Rd8 27.Qd6 Rd6 28.d4 Rb6 29.a4 Rb4 (29...Ra6 30.Ra1+- ) 30.Ra1 Kf8 (30...Rb6+- ) 31.a5 Ke7 32.a6 Kd7 33.a7 Rb2 34.a8Q (34...Rb7 35.Qb7 Ke6 36.Ra6 Kf5 37.Qd5) 1–0. orane (2175) – CrazyCow2, Live Game Caissa's Web, 2004.

6.Bc4 d5

7.Bb3 Bd6 8.d3 Nf6 9.Nd2 0-0 10.c4 Bf5 11.d4 e4 12.h3 a5 13.cd5 cd5 14.Ne2 a4 15.Ba4 Qa5 16.Bb3 Be6 17.0-0 Nh5 18.Nc3 g6 19.Rc1 f5 20.Na4 Rac8 21.Rc8 Rc8 22.Nb1 b5 23.Nc5! Bc5 24.dc5 Rc5 25.Qd4 Rc7 26.Qh8 Kf7 27.Qh7 (27.Qh7 Ke8 28.Qg6 Bf7 29.Qf5+- ) 1–0. audrey – ttn, Live Game Caissa's Web, 2004.

7.Bb3 Bd6 8.Ne2 Bg4 9.0-0 Qh4 10.f3 e4 11.f4 Nf6 12.c4 Bc5 13.Qe1 Qh6? 14.Ng3 Nh5? 15.cd5 cd5 16.Bd5 0-0 17.Be4 Nf4 18.d4 Nh3 19.gh3 Bh3 20.dc5 Rae8 21.Nd2 Bf1 22.Ndf1 Qg5 23.Bg2 Qc5 24.Bd4 Qb5 25.Nf5! Qf5 26.Qg3 f6 27.Nd2 Rd8 28.Rf1 Qe6 29.Nb3 b6 30.Rc1 Rf7 31.Rc6 Qe7 32.Qh4 Rd6 33.Rc8 Rf8 34.Rf8 Qf8 35.Kf2 Qf7 36.Qf4 Rd8 37.Ke2 Qc4 38.Kd2 b5 39.Be4 Qf7 40.Bd3 a6 41.Qf5 g6 42.Qf6 Qf6 43.Bf6 Rd6 44.Bg5 Kf7 45.h4 Kg7 46.Kc3 h6 47.Bf4 Re6 48.Kd4 Kf6 49.Bh6 Rc6 50.e4 Ke6 51.Nc5 Ke7 52.e5 Kf7 53.Kd5 Rb6 54.Bf8! b4 55.Nd7 Rb7 56.e6 Ke8 57.Bg6 Kd8 58.e7 Kd7 59.e8Q Kc7 60.Bd6 Kb6 61.Qd8 (61.Qd8 Ka7 62.Bc5 Rb6 63.Qb6 Ka8 64.Qa7) 1–0. coloplayah (1990) – acaudron (2030), net–chess.com, 2005.

7.Bb3 Bd6 8.Nf3 Qe7 9.0-0 f5 10.d3 Nf6 11.Nbd2 0-0 12.Ng5 h6 13.Nh3 Be6 14.f4 e4 15.de4 fe4 16.Nf2 Qd7 17.Rc1 Ng4 18.Ng4 Bg4 19.Qe1 Rf6 20.Bf6 gf6 21.c4 Qg7 22.cd5 Bh3 23.Qf2 Kh7 24.dc6 Rg8 25.Bg8 Qg8 1–0. TriAngel – Pe_on, ICC, 1999.

7.Bb3 Nf6 8.Be5 Ng4 9.Bb2 c5 10.Nf3 c4 11.Ba4 Bd7 12.c3 b5 13.Bc2 Bd6 14.0-0 0-0 15.d3 Qc7 16.h3 Ne5 17.Ne5 Be5 18.d4 Bd6 19.Nd2 Rae8 20.Qh5 g6 21.Qd5 Bc6 22.Qg5 Be7 23.Qg3 Qd7 24.Be4 Bd6 25.Bc6 Qc6 26.Qf3 Qc7 27.Ne4 f5 28.Nd6 Qd6 29.a4 f4 30.Ba3 Qc7 31.Bf8 Rf8 32.Qd5 Rf7 33.ab5 Kf8 34.b6! ab6 35.Ra8 Kg7 36.Rfa1 fe3 37.fe3 Qe7 38.Qd8 Qe3 39.Kh1 Kh6 40.Qe8 Qf4 41.Qe1 Rf5 42.Kg1 b5 43.Qc1 g5 44.R1a6 Kh5 45.g4 Kh4 46.Qe1 Kh3 47.Rh6 Kg4 48.Qe2 Kg3 49.Qg2# 1–0. Trkn – keith, itsyourturn.com, 2000.

7.Be2 e4 8.c4 Qb6 9.Qb3 Qb3 10.ab3 Be6 11.f3 f5 12.fe4 fe4 13.Nc3 Nf6 14.cd5 cd5 15.Nb5 Kd8 16.Na7 Bc5 17.Nc6 bc6? (17...Kd7 18.Ne5 Ke7+- ) 18.Ra8 1–0. Bonetti,Shane – T42K, ICC, 2002.

7.Be2 e4 8.c4 Qg5 9.g3 Nf6 10.Nc3 Bd6 11.cd5 0-0 12.dc6 bc6 13.Qa4 Bd7 14.Ne4 Ne4 15.Qe4 Rfe8 16.Qd3 Re6 17.Nf3 Qh6 18.0-0 c5 19.Rab1 Bc6 20.Qc2 g5 21.h4 Bf3 22.Bf3 gh4 23.Ba8 hg3 24.fg3 Bg3 25.Rf5 Qh2 26.Kf1 Qh3 27.Bg2 Qh2 28.Qc3 f6 29.Qc4 1–0. Bonetti,Shane – Shturmovik, ICC, 2002.

7.Be2 e4 8.Bg4 Bg4 9.Qg4 Nf6 10.Qe2 Bd6 11.Nh3 0-0 12.0-0 Qe7 13.Nc3 Qe5 14.Rab1 Qh2# 0–1. guest1488 – guest864, ICC, 1999.

7.Bb3 e4

8.c4 Be6 9.cd5 cd5 (9...Bd5 10.Nc3 Bb3 11.Qb3+- ) 10.Ba4 Bd7 11.Nc3 Nf6 12.Bb3 Bc6 13.Ba4?? (13.Nge2 Bd6+- ) 13...Bd6?? (13...Bd7 14.Nge2 Bd6+- ) 14.Nge2 0-0 15.Nd4 Qd7 16.Nc6 bc6 17.Qb3 Rab8 18.Qc2 h6 19.0-0 Ng4 20.h3 Nf6 21.d3 g5?? 22.de4+- de4 23.Ne4 Ne4 24.Qe4 Qc7?? 25.Rad1 Rfd8?? 26.Bc2 Kf8 27.Qh7 Rb2 28.Qh8 Ke7 29.Qb2 Bh2 30.Kh1 Rd1 31.Rd1 1–0. slavisa3 – 07phypeach, Live Game Caissa's Web, 2004.

8.c4 Be6 9.cd5 Bd5 10.Nc3 Nf6 11.Nd5 cd5 12.Ba4 Nd7 13.Qb3 Qg5 14.Bd7 Kd7 15.Qb7 Ke8 16.Qc6 Ke7 17.Rb1 Rd8 18.Bf6! gf6 19.Rb7 Rd7 20.Qd7# 1–0. marre – saNsalvador85, internet, 2010.

8.c4 Qg5 9.g3 Nf6 10.f3 +- .

8.d3 ed3 9.cd3 Be7?? (Better is 9...Nf6+- ) 10.Bg7 Bf6 11.Bh8 Bh8 12.d4 c5 13.Nf3 cd4 14.Nd4 Qa5 15.Qd2 Qd2 16.Nd2 Be6 17.N2f3 0-0-0 18.Ng5 Nh6 19.Nge6 fe6 20.0-0 Bd4 21.Rac1 Kb8 22.ed4 Nf5 23.Rfd1 a6 24.Ba4 Ka7 25.Rc7 Rb8 26.Rh7 Kb6 27.Bd7 Ka5 28.Be6 Nd6 29.Bd5 b5 30.Rd7 Nc4 31.Bc4 bc4 32.Rc7 Rb4 33.d5 Ka4 34.d6 Rb8 35.d7 Rd8 36.Rc8 Rd7 37.Rd7 a5 38.Rb7 Ka3 39.Rc4 Ka2 +- . kamera – jsantos, GameColony.com, 2002.

8.d3 Qg5 9.de4 Qg2 10.Qf3 Qf3 11.Nf3 de4 12.Ng5 +- .

8.Ne2 Qg5 9.Ng3 h5 +- .

8.f3 Nf6 9.f4 Bg4 10.Ne2 Bb4 11.0-0 Qa5 12.c3 Bd6 13.a4 0-0 14.Ba3 Ba3 15.Na3 Rae8 16.h3+- Bh5 17.g4 Ng4 18.hg4 Bg4 19.Kf2 Qd8 20.Rg1 Qh4 21.Ng3?? Qh2 22.Rg2+= Qg2? 23.Kg2+- Bd1 (23...Bd1 24.Rd1 g5+- ). Pierred – bream, Chesspark, 2008.

6.Be2 Qc7

7.c4 d5 8.cd5 cd5 9.Nf3 Bd6 10.0-0 Nf6 11.Qa4 (better 11.Nc3 a6+-) 11...Bd7 12.Qb3 0-0 13.Nc3 Bc6 14.Nb5 Bb5 15.Qb5 a6 16.Qb3 e4 17.Bf6 (better 17.Nh4!? Bh2 18.Kh1 Be5+-) 17...ef3 18.Bf3 Bh2? (18...gf6 19.Rac1 Qa5+-) 19.Kh1 gf6 20.g3 Bg3 21.fg3 Qg3 (21...d4+-) 22.Rg1 (22.Rg1 Qg6 23.Bh5+-) 1-0. carlos78 (2155) - Wolfpack (2085), Rated Blitz game, lichess.org, 2015.

7.c4 d5 8.cd5 cd5 9.Nf3 Bd6 10.Nc3 Be6 11.Nb5 Qc6 12.Nd6 Qd6 13.Be5 Qe7 14.Bg7 Nf6 15.Bh8 Qf8 16.Bf6 Qh6 17.Bb5 Kf8 18.Bg5 Qg7 19.0-0 Qb2 20.Qa4 Rc8 21.Rab1 Qg7 22.Qh4 a6 23.Bh6 ab5 24.Bg7 Kg7 25.Ng5 Bf5 26.Nh7! Bh7 27.Qg4 Kf8 28.Qc8 Kg7 29.Rb5 Bd3 30.Rb7 Bf1 31.Qe6 Kh7 32.Rf7 Kg8 33.Qe8 1–0. Fett,Helmut (1795) – Kenzel,Stephan, Nuremberg–ch op, 2006.

7.c4 Nf6 8.d4 d6 9.Nf3 e4 10.Nfd2 d5 11.Nc3 Bb4 12.Qb3 Bc3 13.Bc3 0-0 14.0-0 (14.cd5 cd5 15.Rc1 Bd7+-) 14...Bg4 15.Bg4 Ng4 16.g3 Rad8 17.Bb4 Rfe8 18.cd5 cd5 19.Rfc1 Qd7 20.h3 Nh6 (20...Nf6 21.Kg2+-) 21.Kg2 Qf5 (better 21...Rc8+-) 22.Rc7 Re6 (22...Rb8 23.Bd6+-) 23.Qd1 (23.Be7!? Re8 24.Qb7 Rb6 25.Qa7 Rb2+-) 23...Rg6 (23...Rf6 24.Qf1 Rb8 25.Rb1+-) 24.Rac1 b6 (24...Rf6 25.Qe2 Rb6 26.a3+-) 25.R1c6 (25.Ra7 Kh8+-) 25...Kh8 (25...Rc6 26.Rc6 Kh8 27.Qb3+-) 26.Rg6 hg6 (26...Qg6 27.Ra7 Qe6 28.Qc2+-) 27.Ra7 Qc8 (27...Kg8 28.Rb7+-) 28.Be7 (better 28.Qa4!? Qe6+-) 28...Rd7 29.Rd7 Qd7 30.Bb4 Qb5 31.a3 Qd3 (31...Qc6 32.Qb3 Qe6 33.f3 ef3 34.Nf3+- (34.Kf3?! Qh3 35.Ke2 Qg2 36.Kd3 Ng4+-)) 32.Qf1 Qc2 33.Qb5 Kh7 (33...Qa2 34.Qb6 Kh7 35.Qd8+-) 34.Qe8 (better 34.Qd5!? f5+-) 34...Qd1 (34...Qa2 35.g4 Qc2 36.Qe5+-) 35.Qf8 (35.Qd8!? Qh5+-) 35...Qe2 36.a4 (36.Qa8!? Qh5+-) 36...Nf5 37.Kg1 (37.Nf1 Qc4+-) 37...Qe1? (better 37...Ne3 38.fe3 Qe3 39.Kf1 Qd3 40.Ke1 Qg3 41.Kd1 Qg1 42.Kc2 Qd4+-) 38.Nf1 Qe2 (38...Qb1+-) 39.Qf7 Nh6 (39...Qh5 40.Qd5 Qf3 41.Qb5+-) 40.Qd5 Qf3 (40...Qc2 41.Qb7 Nf5 42.Qb6 Qa4 43.Bc5+-) 41.Qe5 Nf5 (41...Ng8 42.Nd2 Qd1 43.Kg2 Qa4 44.Bf8+-) 42.Bf8 Qh5 (42...Kg8 43.Qe8 g5 44.Nd2 Qd1 45.Kh2 Ng3 46.Bd6 (46.fg3?! Qd2 47.Kh1 Qe1 48.Kg2 Qe2 49.Kg1 Qe1 50.Kg2 Qe2 51.Kg1 Qe1 52.Kg2=) 46...Kh7 47.Bg3 Qd2 48.Qf7+-) 43.g4 Qh3 (43...Qg5 44.Bb4 Nh4 45.Qe4+-) 44.gf5 Qg4 45.Ng3 gf5 46.Qf5 Qf5 47.Nf5 Kg8 (47...Kg6 48.Nd6 Kf6 49.Ne4 Kg6 50.d5+-) 48.Ng3 (better 48.Bg7!? Kf7 49.d5 Ke8+-) 48...Kf7 (48...Kf8 49.Ne4 Ke7 50.Nd2+-) 49.Ne4 (better 49.Bc5 Ke6 50.Bb6 Kd5+-) 49...Kf8 50.Nd6 Ke7 51.Nc4 Ke6 (51...b5 52.ab5 Kd7 53.e4+-) 52.Nb6 g5 53.a5 Kd6 54.Kg2 (better 54.a6 Kc7 55.a7 Kb6+-) 54...Kc7 55.Kg3 Kc6 56.Kg4 Kb5 57.Kg5 Ka5 58.f4 Kb6 59.f5 Kc6 60.f6 Kd7 61.f7 Ke7 62.f8Q! Kf8 63.e4 Ke7 64.d5 Kd6 65.e5 (better 65.Kf6 Kc5 66.Ke5+-) 65...Ke5= 66.Kg6 Kd5 ½-½. jhonores (2170) - princeNephi (2140), Rated Blitz game, lichess.org, 2020.

7.c4 Nf6 8.Nf3 e4 9.Nd4 d5 10.h3 (10.cd5 Nd5 11.Qc2 f5+-) 10...c5 (10...dc4 11.Qc2 Bc5 12.Bc4 0-0+-) 11.Nb5 Qc6 (11...Qb8 12.Bf6 gf6 13.cd5+-) 12.N1c3 (better 12.Be5!? Kd7 13.N1c3 d4 14.ed4 cd4 15.Bd4 a6+-) 12...a6 (12...dc4 13.Na3 Bd6+-) 13.cd5 Nd5 (13...Qb6 14.Na3 Be7+-) 14.Nd5 ab5 (14...Be6 15.Nbc7 Kd7 16.Ne6 fe6 17.Nf4+-) 15.Bb5! Qb5 16.Nc7 Kd7 17.Nb5 (17.Nb5 Kc6 18.a4+-; 17.Na8?! Qb2 18.Qa4 b5 19.Qa7 Ke6+-) 1-0. liger (2155) - kaycak21 (1820), Rated Blitz game, lichess.org, 2015.

7.Nf3 d6 8.0-0 Be6 9.d4 0-0-0 (9...e4 10.Ng5+- ) 10.de5 de5 11.Qe1 f6 12.h3 Bd6 13.e4 Nh6 14.Nc3 f5? (14...Nf7+- ) 15.ef5 Nf5 16.Ne4 h5 17.Nd6 Qd6 18.Be5 Qc5 19.Rb1 Rhe8 20.Bh2 (20.Ba6 Rd7 21.Bd3 g6+- ) 20...Bc4 21.Qc3 (better is 21.Ne5 Be2 22.Qe2+- ) 21...Re2= 22.g4 (22.Ne5 Nd4 23.Nc4 (< 23.Qc4 Re5 24.Qa4 Re4=+) 23...Rc2 24.Nd6 Rd6 25.Qc5 Nf3 26.Kh1 Rc5 27.Bd6+- (27.gf3?! Rd7+/-)) 22...Nd6 23.Qg7 Rc2?? (better is 23...Nf7=+) 24.Bd6+- Bf1 (24...Rd6 25.Rb7 Qb6 26.Rb6 ab6+- ) 25.Qb7 1–0. revbodio1 – gonogo, Live Game Caissa's Web, 2004.

7.Nf3 d6 8.0-0 Bg4 9.Nc3 0-0-0 10.Rb1 f5 11.Ng5 Nf6 12.f3 Bh5 13.Ne6 Qf7 14.Nd8 Kd8 15.d4 Kc8 16.e4 g5 17.ef5 g4 18.fg4 Ng4 19.Bg4 Bg4 20.Qg4 ed4 21.Qd4 d5 22.Qh8 1–0. kamret (2180) – franc0, GameColony.com, 2003.

7.Nf3 d6 8.d3 Nf6 9.c4 Be7 10.Nc3 0-0 11.0-0 a5 12.Qc2 e4?! (12...Bf5+-) 13.de4 Be6 14.Nd4 Rfe8 15.a4 Bd7 16.Ba3 Rad8 17.Rab1 Ng4 18.h3 Ne5 19.f4 (19.Rb3 Bc8+-) 19...Ng6 20.Nf5 Bf8 (20...Bf5 21.ef5 Nf8 22.Bb2+-) 21.Bf3 (21.Rfd1!? Bf5 22.ef5 Nh8+-) 21...Bf5 22.ef5 Nh4 23.e4 Nf3 24.Rf3 d5 (24...Be7 25.Rd3+-) 25.Bf8 Rf8 (25...Kf8 26.cd5 cd5 27.ed5 Rd5 28.f6+-) 26.ed5 cd5 27.Nb5 (27.cd5!? Rd5 28.f6 Rfd8+-) 27...Qc5 28.Kh2 dc4 29.Rc1 Rc8 (29...Rfe8 30.Rc3+- (worse 30.Qc4 Qf5 31.Qc2 Qc2 32.Rc2 Kf8+-)) 30.Rc3 Rfd8 (30...Qe7 31.Rc4 Rc4 32.Qc4+-) 31.Rc4 Qc4 32.Qc4 Rc4 33.Rc4 h5 34.Kg3 Rd2 35.Re4 (better 35.Rc8 Kh7+-) 35...Ra2 (35...Kf8+-) 36.Nd6 f6 37.Nb7 Rb2 (37...Rc2 38.Na5 Rc5 39.Nb7 Rf5 40.a5+-) 38.Nc5 (better 38.Na5 h4 39.Kf3+-) 38...Rb4 (38...Rc2 39.Ne6 h4 40.Kh4 Rg2+-) 39.Rb4 ab4 40.Nb3 1-0. ClayPigeons (2120) - parametric (2140), Rated Bullet game, lichess.org, 2020.

7.Nf3 f6 8.c4 Ne7 9.Nc3 Ng6 10.d4 Bb4 11.de5 fe5 12.Qb3 Ba5 (12...Be7 13.h4 d6 14.Rd1+-) 13.0-0 (better 13.c5 d5 14.cd6 Qd6+-) 13...0-0 (13...d6+-) 14.c5 Kh8 15.Rad1 (15.Ne4 b6 16.Nd6 bc5+-) 15...Bc3 (15...b6 16.Ne4 Rf3 17.Bf3+-) 16.Bc3 (16.Qc3 b6 17.Bd3 d5 18.cd6 Qd6 19.Bg6 Qg6 20.Ne5 Qf6 21.Qc6 Qc6 22.Nc6 Re8+-) 16...d5 (16...b6 17.Bd3 d5 18.Bg6 Rf3 19.gf3 hg6 20.Qa4+-) 17.cd6 Qd7 18.Be5 (better 18.Ne5 Ne5 19.Be5 Re8+-) 18...Ne5 (18...Rf3 19.Bg7! Qg7 20.Bf3 Nh4+-) 19.Ne5 Qe6 20.Qb2 (better 20.Qc3 b5 21.Qc6 Rb8+-) 20...Bd7 (20...b5 21.Nc6 Bd7 22.Bb5+-) 21.Bg4 Qg4 (21...Qe5 22.Qe5 Bg4 23.d7 Bd1 24.Rd1+-) 22.Ng4 Bg4 23.d7 (better 23.Qb7!? Bd1 24.Rd1 c5+-) 23...Bd1 24.Rd1 Rad8 (24...b5 25.Qc3 Rfd8 26.e4+-) 25.e4 Rf7 (25...b6 26.e5 Rf4 27.Qa3+-) 26.e5 (better 26.Qb7 h6 27.e5+-) 26...Rfd7 27.Rd7 Rd7 28.g3 Rd1 (28...Kg8 29.Qb3 Kf8 30.e6+-) 29.Kg2 Rd5 (29...b6+-) 30.e6 Rd8 31.Qb7 Kg8 32.e7 (32.Qf7 Kh8 33.e7 h6 34.ed8Q Kh7 35.Qdg8) 32...Re8 (32...Ra8 33.Qa8 Kf7 34.e8Q Kf6 35.Qab8 c5 36.Qbe5) 33.Qd7 (33.Qb3 Kh8 34.Qf7 h6 35.Qe8 Kh7 36.Qf7 c5 37.e8Q c4 38.Qg6) 33...Kf7+- 34.Qc6 (better 34.Qf5!? Ke7 35.Qh7 Kf6+-) 34...Re7 35.Qf3 Ke8 36.Qc3 (36.Qa8 Kf7+-) 36...Kf7 37.Qf3 Ke8 38.h4 h6 (38...g6 39.h5 gh5 40.Qh5 Kf8 41.f4+-) 39.g4 (better 39.Qd5 Kf8+-) 39...Rf7 (39...Rd7 40.h5+-) 40.Qe4 (better 40.Qa8!? Ke7 41.Qa7 Ke6 42.Qb6 Kd7+-) 40...Re7 41.Qg6 White prepares the advance g5 41...Rf7 42.g5 Kf8 (42...hg5 43.hg5 a5 44.Qa6+-) 43.gh6 gh6 44.Qh6 Rg7 45.Kh3 Kg8 46.f4 Rf7 (46...Re7 47.Qg6 Kf8 48.h5 Re3 49.Kg4+-) 47.Kg4 Rh7 (47...Rg7 48.Kf5 a5+-) 48.Qe6 Rf7 49.f5 Kf8 50.f6 (50.f6 Rc7 51.Qd6 Kf7 52.Kf5 a6 53.Qc7 Kf8 54.Qe7 Kg8 55.Qg7) 1-0. ClayPigeons (2130) - Tvangeste (2110), Rated Bullet game, lichess.org, 2020.

6.Be2 d5

7.c4 e4 8.cd5 cd5 9.a3 Nf6 (9...Qg5 10.Bb5 Bd7 11.Bd7 Kd7 12.Qb3 Qg2 13.Qb7 (13.Qd5?! Ke8=) 13...Ke6 14.Qc6 Bd6 15.Qa8 Qh1 16.Qc8 Ke7 17.Qg4+-) 10.Bd4 (10.d3 Be7+-) 10...b6 (10...Be7 11.Nc3+-) 11.Nc3 Bd6 (11...Be7 12.Qa4 Bd7 13.Qb3+-) 12.Bf6 (12.Bb5 Bd7 13.Qb3 Rc8+-) 12...Qf6 13.Nd5 Qe5 (13...Qg6 14.d3 Qg2 15.Qa4 b5 16.Qe4 (16.Qb5?! Bd7 17.Qb7 Rd8 18.Nf6 gf6 19.Qe4 Qe4 20.de4 f5+=) 16...Qe4 17.de4+-) 14.Nc3 0-0 15.Ne4! Qe4 16.Bf3 Qc4?? (16...Qd3 17.Ba8 Ba6 18.Qe2 Ra8 19.Qd3 Bd3 20.f4+-) 17.Ba8 (better 17.Rc1 Qd3 18.Rc3+- (18.Ba8?! Ba6 19.Ne2 Ra8+-)) 17...Ba6 18.Qe2 Ra8 19.Qc4 Bc4 20.Ne2 Rd8 21.f4 Be2 (21...Re8 22.Rf1+-) 22.Ke2 Rc8 (22...Kf8 23.Kf3+-) 23.Rhc1 Rc1 24.Rc1 Ba3 (24...f5 25.Rc8 Kf7 26.a4+-) 25.Rc8 (25.Ra1 Bb4 26.Ra7 f5+-) 25...Bf8 26.Ra8 a5 27.Rb8 (27.e4 g6+-) 27...a4 (27...f5 28.Rb6 a4 29.Kd3+-) 28.Rb6 (28.e4 a3+-) 28...a3 (28...f5 29.Rb7+-) 29.Ra6 (29.e4 h5+-) 29...h6 (29...f5 30.Ra7+-) 30.d4 (30.e4 Bc5+-) 30...g6 (30...f5 31.Ra7+-) 31.e4 Kg7 32.e5 Bb4 (32...f5 33.Kd3 Bb4 34.d5+-) 33.Ra4 Be7 34.d5 Bc5 35.Kd3 (35.d6 f6 36.d7 Be7+-) 35...f5 (35...Kf8 36.d6 Ke8 37.Ke4+-) 36.Kc4 Bf8 (36...Be3 37.g3 Kf7 38.Ra3+-) 37.d6 g5 38.g3 a2 39.Ra2 gf4 40.gf4 Kg6 41.d7 (better 41.Ra8 Kf7 42.Kd5 Kg7+-) 41...Be7 42.Ra6 Kf7 1-0. MASZTALERZ (2175) - cuneydates (1620), Rated Classical game, lichess.org, 2016.

7.c4 e4 8.cd5 cd5 9.Nc3 Bb4?? 10.Qa4 Bd7 11.Qb4 a5 (11...Ne7 12.d3 ed3 13.Bd3+-) 12.Qd4 Nf6 13.Nd5 Nd5 14.Qd5 0-0 15.Bc4 (15.Qe4 Bc6 16.Qg4 f6+-) 15...Ba4 (15...Be6 16.Qe4 Bc4 17.Qg4+-) 16.Qe5 (16.Qe4!? Qd6+-) 16...Qf6 17.Qf6 gf6 18.Bf6 Rfc8 19.Bd5 Bc6 20.Bc6 Rc6 21.Bd4 Rd8 (21...b5 22.f3 f5 23.Ne2+-) 22.Ne2 (22.f3 f5+-) 22...f5 23.Nf4 (23.f3 Rg6+-) 23...b5 24.f3 b4 (24...h6 25.Rf1 Kh7 26.g4 fg4 27.fe4+-) 25.Ke2 (25.Rf1 Rdd6+-) 25...Rc2 (25...Kf7 26.fe4 fe4 27.Rhf1+-) 26.fe4 fe4 27.Rhf1 Kf7 28.Nd5 Ke6 29.Nb4! Rc4 (29...ab4 30.Rf4 Combination) 30.Na6 (30.Rf6 Kd7 31.Nd5 Rc6+-) 30...Rdd4 (30...Rg8 31.g3 Rgc8 32.Rab1+-) 31.ed4 Rd4 32.Ke3 (32.Nc5 Ke5+-) 32...Ke5 (32...Rd3 33.Ke4 Rd2 34.Nc5 Kd6 35.Nb7 Ke7 36.Rae1+-) 33.Rf5! Kf5 34.Kd4 Kf4 35.Rf1 Kg4 36.Ke4 (36.Ke4 Kg5 37.d4 Kg6 38.d5 Kh6 39.d6 Kg7 40.d7 Kh6 41.d8Q a4 42.Qh4 Kg6 43.Qg4 Kh6 44.Rf6) 1-0. carlos78 (2165) - eba123, Rated Blitz tournament, lichess.org, 2014.

7.Be5 Bb4 8.Bg7 d4 (8...Qg5 9.Bh8 Qg2 10.Bf3+- ) 9.ed4 Nf6 10.Bh8 Qd4 (10...Kf8 11.Nf3+- ) 11.c3 (11…Bc3 12.Nc3+- ) 1–0. valpa – jimsauer, playchess.de, 2003.

7.Be5 Bd6 8.Bg7 Nf6 9.Bh8 Kd7 10.Bf6 Qf6 11.c3 Qg6 12.g3 Kc7 13.Bf3 Bd7 14.Bg2 a6 15.Ne2 Re8 16.0-0 Bg4 17.Qe1 Re6 18.Nd4 Re5 19.a4 Qh6 20.h4 c5 21.Nf3 Rf5 22.Nh2 Kc6 23.Ng4 (23...Qg7 24.e4+- ) 1–0. hal1958 – epenz, playchess.de, 2003.

7.Be5 Qe7 8.Bb2 Qg5 9.g3 (better 9.Nf3 Qg6 10.c4 dc4 11.Na3 Ba3 12.Ba3+-) 9...Bh3 (9...Bd6+-) 10.Nh3 Qh6 11.Nf4 g5 (11...Bd6 12.Nh5 Nf6 13.Nf6 gf6 14.c4 dc4 15.Bc4+-) 12.Bh8 gf4 13.ef4 Bg7 (13...Nf6 14.Nc3+-) 14.Bg7 Qg7 15.c3 (15.Nc3 Nf6+-) 15...d4 (15...0-0-0 16.0-0 Nf6 17.Re1+-) 16.cd4 (16.Qa4 Ne7+-) 16...Qd4 17.Nc3 Nf6 18.0-0 Ne4 19.Ne4 Qe4 20.Ba6! ba6 21.Re1 Qe1 22.Qe1 Kf8 23.Qe4 Re8 24.Qc6 (24.Qh7 Re2 25.Rb1 Ke7 26.Rb7 Kd6 27.Qd3 Kc5 28.Qc3 Kd5 29.Rd7 Ke6 30.Qc6 Kf5 31.Rd5 Re5 32.Re5 Kg4 33.Kg2 f6 34.h3) 24...Re2 (24...Rc8 25.Qc8 Kg7 26.Qg4 Kf8 27.Rc1 h6 28.Rc8 Ke7 29.Qf5 Kd6 30.Qe5 Kd7 31.Rc7 Kd8 32.Qe7) 25.Rd1 (25.Qc5 Kg8 26.Qg5 Kf8 27.Rc1 Re8 28.f5 f6 29.Qf6 Kg8 30.Rc7 Re1 31.Kg2 Rg1 32.Kg1 a5 33.Qg7) 25...a5 26.Kf1 (26.Rb1 Re1 27.Re1 Kg7 28.f5 h5 29.Qc3 Kh7 30.Qf6 Kg8 31.Re8 Kh7 32.Rh8) 26...Re6 27.Qe6! fe6 28.d4 (28.Rb1 h6+-) 28...Kf7 29.d5 ed5 30.Rd5 Ke6 31.Ra5 Kf6 32.Ra7 h5 33.Rh7 Kg6 34.Rh5! Kh5 35.f3 Kg6 (35...Kh6 36.h4 Kg6 37.g4 Kf7 38.h5 Ke6 39.f5 Ke5 40.h6 Kf6 41.Kg2 Kf7 42.g5 Kf8 43.f4 Kf7 44.f6 Ke6 45.h7 Kd6 46.h8Q Kc7 47.f7 Kd7 48.Qe8 Kd6 49.f8Q Kd5 50.Qa4 Ke6 51.Qc6) 36.g4 Kf6 37.h4 White intends g5 37...Kg6 38.h5 Kh6 (38...Kg7 39.f5 Kf6 40.h6 Kf7 41.Kg2 Kg8 42.g5 Kf7 43.f4 Kf8 44.f6 Ke8 45.Kf3 Kd8 46.h7 Kc8 47.h8Q Kb7 48.f7 Kc6 49.Qc3 Kb5 50.f8Q Ka6 51.Qfb4 Ka7 52.Qca3) 39.Kg2 Kh7 (39...Kg7 40.f5 Kf6 41.h6 Kf7 42.g5 Kg8 43.f4 Kf7 44.Kf3 Ke7 45.f6 Ke6 46.h7 Kd5 47.h8Q Kd4 48.f7 Kc4 49.Qc8 Kd3 50.f8Q Kd2 51.Qfc5 Kd3 52.Qd7) 40.g5 Kg7 (40...Kg8 41.f5 Kg7 42.f6 Kf7 43.f4 Ke6 44.h6 Kf7 45.h7 Ke8 46.h8Q Kd7 47.f7 Kc7 48.f8Q Kc6 49.Qc3 Kd5 50.Qf5 Kd6 51.Qcc5) 41.f5 White prepares the advance g6 41...Kf7 (41...Kf8 42.f4 Kf7 43.h6 Kf8 44.f6 Kf7 45.h7 Kg6 46.h8Q Kf5 47.f7 Kf4 48.f8Q Kg5 49.Qf3 Kg6 50.Qff6) 42.f4 Kg7 (42...Ke7 43.f6 Ke6 44.h6 Kd5 45.h7 Kd6 46.h8Q Ke6 47.Kf3 Kd5 48.f7 Kc4 49.Qc8 Kb5 50.f8Q Ka5 51.Qfc5 Ka4 52.Qd7) 43.f6 Kf7 (43...Kg8 44.g6 Kf8 45.h6 Ke8 46.f7 Kd7 47.h7 Kc6 48.f8Q Kb5 49.h8Q Kc4 50.Qc8 Kd3 51.Qcc3 Ke4 52.Qhe5) 44.Kf3 Kg8 (44...Ke6 45.h6 Kd5 46.f7 Kc6 47.f8Q Kc7 48.h7 Kb6 49.h8Q Kc6 50.Qc3 Kd5 51.g6 Ke6 52.Qc6) 45.g6 Kh8 (45...Kf8 46.h6 Ke8 47.h7 Kd7 48.g7 Kc6 49.g8Q Kd6 50.Qc4 Kd7 51.h8Q Kd6 52.Qd8) 46.h6 Kg8 47.a4 (47.h7 Kh8 48.f7 Kg7 49.h8Q Kg6 50.Qg8 Kh6 51.f8Q Kh5 52.Qg4) 47...Kf8 48.a5 Ke8 49.a6 Kd7 50.a7 Ke6 (50...Kd6 51.a8Q Kc5 52.h7 Kd4 53.h8Q Kc5 54.f7 Kb6 55.Qc3 Kb5 56.Qac6) 51.a8Q Kf6 (51...Kd6 52.f7 Kc5 53.f8Q Kb5 54.Qd5 Ka4 55.Qc4 Ka5 56.Qfc5) 52.h7 (52.Qe8 Kf5 53.Qf7) 52...Kg7 (52...Ke6 53.h8Q Kd7 54.Qf6 Kc7 55.Qfc6) 53.h8Q (53.Qg8 Kf6 54.Qf7) 53...Kg6 54.Qag8 Kf5 55.Qf7 (55.Qe5) 1-0. zembelek1 (2160) – PimpofPawns, Rated Classical tournament, lichess.org, 2016.

7.Be5 Nf6 8.Nf3 Bd6 9.0-0 Be5 10.Ne5 0-0 11.d3 Be6 12.Nc3 Qd6 13.d4 h6 14.f4 Nd7 15.Nd7 Qd7 16.Bd3 Bf5 17.e4 de4 18.Be2 Rad8 19.g4 Be6 20.Ne4 Bd5 21.Bf3 Rfe8 22.Nc5 Qc7 23.f5 b6 24.Nb3 Bc4 25.c3 Bf1 26.Qf1 Re3 27.Rc1 Qf4 28.Nd2 Rc3 29.Rc3 Qd4 30.Qf2 Qc3 31.Ne4 Qc1 32.Kg2 Qf4 33.Qe1 Rd4 34.Qe2 Kh8 35.Qf2 Re4 36.Be4 Qe4 37.Kg3 Qd3 38.Kg2 c5 39.Qe1 Qc2 40.Qf2 Qf2 0–1. valpa – vijal, playchess.de, 2002.

7.Be5 Nf6 8.Nf3 Bd6 9.Bd6 Qd6 10.d4 Ne4 11.0-0 0-0 12.c4 Be6 13.Qc2 a6 14.c5 Qc7 15.Nbd2 b6 16.Ne4 de4 17.Qe4 b5 18.Ng5 Rfe8 19.Qh7 Kf8 20.Ne6 Re6 21.Qh8 (21.Qh8 Ke7 22.Qa8+- ) 1–0. woschkat (1995) – gpettersen, net–chess.com, 2001.

7.Be5 Nf6 8.Nf3 Be7 9.0-0 Bf5 10.Nd4 Bg6 (10...Qd7 11.Nc3+- ) 11.f4 0-0 (11...h6+- ) 12.f5 Bh5 (12...c5 13.Nb3 Bd6 14.Bf6 Qf6 15.fg6 Qg6 16.Nc3+- ) 13.Bh5 Nh5 (13...c5 14.Nb3 Bd6 15.Bf6 Qf6 16.Nc3+- ) 14.Qh5 f6 (14...c5 15.Nb3 f6 16.Bf4+- ) 15.Ne6 Qd7 16.Bb2 Rf7 (16...Bd6 17.Nf8 Rf8 18.Nc3+- ) 17.Rf4 b6 18.Rh4 h6 19.Qg6 Kh8 (19...Qe6 20.fe6 Bd8 21.Rh6 Re7 22.Qh7 Kf8 23.Qh8) 20.Ng5 fg5 21.Qh6 Kg8 22.Qh8 1–0. Pierre – Ajiz, internet, 2020.

7.Be5 Nf6 8.Bg3 Bd6 9.Nf3 0-0 10.c4 Ne4 (10...dc4 11.Bc4 Bg4 12.Bd6 Qd6 13.d4+-) 11.0-0 (11.cd5 cd5 12.Nc3 b6+-) 11...Qf6 (11...dc4 12.Bc4 Bg4 13.Bd6 Nd6 14.Be2+-) 12.d4 (12.Bd6 Nd6 13.Na3 dc4 14.Nc4 Nc4 15.Bc4 Bg4+-) 12...Bg3 (12...Ng3 13.hg3 dc4 14.Bc4+-) 13.hg3 Qh6 (13...dc4 14.Ne5+-) 14.cd5 cd5 15.Nbd2 (15.Qb3 Be6+-) 15...Be6 (15...Nc3 16.Qe1+-) 16.Ne4 (16.Qb3 Qh5 17.Qd3 Bf5+-) 16...de4 17.Nd2 f5 (17...Bd5 18.Bc4 Bc4 19.Nc4+-) 18.Bc4 Bc4 19.Nc4 Kh8 (19...b5 20.Ne5 Qe6 21.g4+-) 20.Ne5 Rae8 (20...Qe6 21.Qb3 Qe7 22.g4+-) 21.Qb3 Qh5 (21...Re7 22.Qa3 Qf6 23.Qa7+-) 22.Qb7 Rf6 (22...a5 23.Rab1+-) 23.g4 (23.Rfc1 Rg8+-) 23...Qh4 (23...fg4 24.Rab1+- (24.Qa7?! Kg8+-; 24.Qe4?! Rh6 25.Nf7 Qf7 26.Qg4 Rg6+-)) 24.g3 Qh3 25.gf5 Rh6 (25...Qf5 26.Qa7 Rff8 27.a4+-) 26.Nf7 Kg8 27.Nh6 Qh6 28.Qd5 (28.Rac1 Qb6 29.Rc7 Qb7 30.Rb7 a5+-) 28...Kh8 29.Kg2 (better 29.Rfc1 Qf6+-) 29...Rf8 (29...Qh5 30.f3 ef3 31.Rf3+-) 30.Rh1 Qg5 31.Rh4 (better 31.Rh7! Kh7 32.Rh1 Qh6 33.Rh6 Kh6 34.Qe4 Kh7+-) 31...h6 32.Rah1 Qf6 (32...Qf5 33.Qf5 Rf5 34.Re4+-) 33.Qe4 Qf7 (33...Qf5 34.Qf5 Rf5 35.Rd1+-) 34.Qf4 (better 34.Rh6 gh6 35.Rh6 Kg7 36.Rg6 Qg6 37.fg6+-) 34...Kh7 (34...Qf5 35.Qf5 Rf5 36.Rd1+-) 35.Kh3 (35.Rh6 gh6 36.Qh6 Kg8 37.Qh8) 35...Kg8 (35...Qa2 36.Kg2 Qa6 37.Rg4+-) 36.e4 Qe8 (36...Qa2 37.Kg2 Rf6 38.g4+-) 37.Kg2 Qb8 (37...Qd7 38.Qg4 Rf6 39.Rh6 Rh6 40.Rh6+-) 38.Rh6! Qf4 (38...gh6 39.Qh6 Combination) 39.gf4 (better 39.Rh8 Kf7 40.Rf8 Kf8 41.Rh8 Kf7 42.gf4+-) 39...gh6 40.Rh6 Kg7 (40...Rc8 41.e5 Rd8 42.Rd6+-) 41.Rg6 Kf7 42.Kg3 Rd8 43.Kg4 Rd4 44.Kg5 (44.e5 Rd8+-) 44...Rd2 (44...Re4 45.f6+-) 45.f3 (45.e5 Rf2 46.e6 Ke7 47.Rg7 Kd6 48.Ra7 Rg2 49.Kf6 Rg8+-) 45...Rf2 (45...Rg2 46.Kh4 Ra2+-) 46.Kh6 (better 46.Ra6 Rg2 47.Kh4 Rh2 48.Kg3+-) 46...Rg2?? (46...Rh2 47.Kg5 Rf2+-) 47.Rg7 (47.Rg2 Kf8 48.Kg6 Ke7 49.Rd2 a6 50.f6 Ke8 51.f5 a5 52.Kg7 a4 53.f7 Ke7 54.f8Q) 47...Rg7-+ 48.e5 Rg2 0-1. ClayPigeons (2115) - KAET_MATEY_TUJAH (2130), Rated Bullet game, lichess.org, 2021.

7.Be5 Qg5 8.Nf3 Qg2 9.Rg1 Qh3 10.Bg7 Bg4 (10...Bg7 11.Rg7 Bg4+- ) 11.Bh8 Bf3 12.Bf3 Qh2 (12...Nh6+- ) 13.Rg8 Qg1 14.Rg1 1–0. kolya (2060) – karmakoma (1630), GameColony.com, 2002.

7.Be5 Qg5 8.Nf3 Qh6 9.c4 Nf6 10.Nc3 Be7 11.cd5 cd5 12.Qa4 Bd7 13.Bb5 Rd8 14.Bd7 Nd7 15.Nd5 Qe6 16.Nc7 Kf8 17.Ne6 fe6 18.Qg4 Bf6 19.Qe6 Re8 20.Bd6 Be7 21.Ng5 Ne5 22.Qe5 Kg8 23.Qd5 (23.Qd5 Kf8 24.Qf7) 1–0. b4_player – opponent, gamecolony.com, 2007.

7.Be5 Qg5 8.Bg3 Nf6 9.Nf3 Qg6 10.Bd3 Bf5 (10...Ne4+-) 11.Nh4 (11.Nh4 Bd3 12.Ng6 Bg6 13.0-0+-) 1-0. minnesotawild (2320) - andreszm (2060), Rated Blitz game, lichess.org, 2016.

7.Nf3 e4 8.Nd4 c5 9.Nb3 c4 10.Nd4 Bc5? 11.0-0 Nf6 12.d3 0-0 13.de4 de4 14.Nd2 Bd4 15.Bd4 Bf5 16.Nc4 b5 17.Nd2 Nd5 18.Bb5 a6 19.Be2 f6 20.c4 Nb4 21.Qb3 a5 22.a3 Nc6 23.Rad1 Nd4 24.ed4 Qd4 25.Nf3 Qa7 26.Nd4 Bd7 27.Qe3 Rfd8 28.Qe4 f5 29.Nf5 Bf5 30.Qf5 Rd1 31.Rd1 Rf8 32.Qd5 Qf7 33.Bf3 Kh8 34.Qf7 (34.Qf7 Rc8 35.Qf5 Rb8 36.Be4 Kg8 37.Qd5 Kf8 38.Qd6 Ke8 39.Bc6 Kf7 40.Bd5 Ke8 41.Re1#) 1–0. Onkel_Luis – Sluggo, ICC, 2003.

7.Be5 f6

8.Bb2 Ne7 9.Ba3 Bf5 10.Nf3 Qa5 11.Nd4 Bg6 12.0-0 Nf5 13.Bf8 Rf8 14.Ne6 Rg8 15.c4 Bf7 16.cd5 Ne7 17.Bf3 cd5 18.Nd4 Qc7 19.Nc3 0-0-0 20.Qa4 Kb8 21.Ncb5 Qc5 22.Nb3 Qb6 23.Qf4 Ka8 24.Nc7 (24.Nc7 Kb8 25.Nd5 Qd6 26.Qd6 Rd6 27.Ne7 Bb3 28.ab3+- ) 1–0. Woelfelschneider,Peter (1800) – Davis,Chris, CP.2002.P.00082, 2002.

8.Bf4 Bd6 9.Bd6 Qd6 10.Nc3 Be6 11.Nf3 f5 12.0-0 Nf6 13.Qb1 0-0 14.Qb7 Rfb8 15.Qa6 Rb6 16.Qa5 Rb2 17.Nd4 (17...Bd7 18.Rfb1+- ; 17.Rfb1 Rab8+- ) 1–0. Trkn – cap492002, ICC, 2004.

8.Bf4 Ne7 9.Nf3 +- .

8.Bf4 Bf5 9.Nf3 g5 (9...Bd6 10.Bd6 Qd6 11.c4+- ) 10.Bg3 Ne7 11.0-0 (11.Nd4 Bd7+- ) 11...Bg7 (11...h5 12.h4+- ) 12.Nc3 (12.Nd4 Bc8+- ) 12...0-0 (12...h5 13.h3+- ) 13.Rb1 b5 (13...Bc8 14.Bd3+- ) 14.Nd4 a5 15.a3 b4 (15...Bd7 16.Bd6+- ) 16.ab4 ab4 17.Nf5 Nf5 18.Rb4 Ng3 19.fg3 d4 (19...f5+- ) 20.Rd4 Qb6 (20...Qc8 21.Bd3 f5 22.Rc4+- ) 21.Bc4 (21.Rf5 Kh8+- ) 21...Kh8 22.Rf5 (22.Qh5 f5 23.Rd7 Rad8 24.Rg7 Kg7+- ) 22...c5 (22...Qb2 23.Bf1+- ) 23.Re4 (better is 23.Rd7 Qb2 24.Rf1 Rad8 25.Rd8 Rd8+- ) 23...g4 (23...Qb2 24.Rf1+- (24.Rc5?! Ra1 25.Be2 f5+/-)) 24.Bd5 c4 (24...Ra3 25.Re7+- ) 25.Ba8 Ra8 26.Rc4 Bh6 (26...Qb2 27.Rb5 Qa3 28.Rc7+- ) 27.Qg4 Be3 (27...Qe6 28.Ra5! Qg4 29.Ra8 Qg8 30.Rg8 Kg8 31.Nd5+- ) 28.de3 Qe3 29.Rf2 (better is 29.Kf1 Qd2 30.Rd5 Ra1 31.Nd1 Rd1 32.Qd1 Qd1 33.Rd1+- ) 29...Ra1 30.Nd1 Rd1 31.Qd1 f5 (31...Qg5 32.Rc7 Qg8 33.Qd6 Qg6 34.Qf8 Qg8 35.Qf6 Qg7 36.Qg7) 32.Rc8 Kg7 33.Qd7 Kg6 (33...Kf6 34.Rc6 Qe6 35.Re6 Kg5 36.Qh7 f4 37.Qg6) 34.Rc6 Kg5 (34...Qe6 35.Re6 Kg5 36.Qe7 Kg4 37.Qh4) 35.Qf5 1–0. themonkey (2160) – WILDEGG, GameColony.com, 2002.

8.Bf4 g5 9.Bh5 Kd7 10.Bg4 Ke7 11.Bc8 gf4 (11...Qc8 12.Bg3 Qd7+- ) 12.Bb7 Rb8 13.Bc6 fe3 14.fe3 Rb6 15.Ba4 Nh6 16.Qf3 (16...Kf7 17.Bb3+- ) 1–0. guest1121 – Rickli, ICC, 2003.

8.Bg3 Bf5 9.Nf3 Bd6 10.d4 Ne7 11.0-0 (11.Bd6 Qd6 12.c4 0-0+-) 11...0-0 (11...Bg3 12.hg3 Qd6 13.c4+-) 12.c4 (12.Bd6 Qd6 13.c4 Qe6+-) 12...Bg3 13.hg3 dc4 (13...Qd7 14.Nc3+-) 14.Bc4 Kh8 15.Nbd2 Bg4 16.Qb3 Ng6 (16...Rb8 17.Rfc1+-) 17.Qb7 Rb8 (17...Qe8 18.Rfc1+-) 18.Qc6 (18.Qa7 Bf3 19.Nf3 Qd6+-) 18...Rb2 (18...Rb6 19.Qa4 Qe7 20.Rab1+-) 19.Nb3 (19.Bb3 Bf3 20.Nf3 Qc8+-) 19...Qb8 (19...Qe7 20.Qc5+-) 20.Qb5 (20.Bd3 Rc8 21.Qa6 Qb4+-) 20...Qd6 (20...Qb5 21.Bb5 Bf5 22.Rfe1+-) 21.Qc5 Qd7 (21...Qc5 22.Nc5 Rfb8 23.e4+-) 22.Qa3 Rc2 (22...Bf3 23.gf3 Rc2 24.Nc5+-) 23.Qb4 (better 23.Nc5 Qd8 24.Bd3 Rc5 25.Qc5 Rf7+-) 23...Rc8 (23...Bf3 24.gf3 Qc7 25.Nc5+-) 24.Bd3 (24.Nc5 Qc7+-) 24...R2c7 25.Bg6 hg6 26.Nh4 (26.Nc5!? Qd6+-) 26...g5 27.Nf3 Bf3 28.gf3 g6 (28...Rc4 29.Qa5+-) 29.Kg2 (29.Rfc1 Kg7+-) 29...Kg8 (29...g4 30.Rh1 Kg7 31.fg4 Qd5 32.Kg1+-) 30.Rh1 (30.Nc5 Qf7+-) 30...Qe6 (30...Rc4 31.Qa5 g4 32.fg4+-) 31.Nc5 Qd5 32.Rab1 (better 32.Rh6 g4 33.Rg6 Kf7 34.Rg4 f5+-) 32...g4 33.Qb3 (better 33.e4 gf3 34.Kf3 Qa2+-) 33...Qb3 (33...gf3 34.Kh3 Qb3 35.ab3+- (35.Rb3?! Rh7 36.Kg4 Rh1+/-)) 34.ab3 gf3 35.Kf3 g5 (35...Rh7 36.Rh7 Kh7 37.Ra1+-) 36.b4 (36.Rh6 Kf7+-) 36...Rc6 37.b5 (37.Rh6 a6+-) 37...Rb6 38.Rb2 Kg7 39.Rhb1 f5 (39...Kf7 40.e4+-) 40.Rb4 (40.g4 Kg6+-) 40...Kf6 (40...Kg6 41.Ra1 Rc7 42.g4+-) 41.Ra1 (41.Nd7 Kg6 42.Nb6 ab6+-) 41...g4 (41...Rc7 42.g4+-) 42.Kf4 Rc7 43.Ra6 Re7 (43...Ra6 44.ba6 Rh7 45.Rb7+-) 44.Rb6 (better 44.Rba4 Kf7+-) 44...ab6 45.Nd7! Kf7 (45...Rd7 46.Rc4 Combination) 46.Rc4 (46.Ne5 Ke6 47.Rc4 Kd5+-) 46...Kg6 (46...Rd7 47.Ke5 f4+-) 47.Rc6 Kf7 (47...Kg7 48.Ne5 Ra7 49.Kf5+-) 48.Ne5 Re5 (48...Re5 49.de5 Kg7 50.Kf5 Kf7 51.e6 Kg7 52.Rc7 Kf8 53.Kf6 Kg8 54.e7 Kh7 55.e8Q Kh6 56.Qg6). ClayPigeons (2195) - RuchiraD (2165), Rated Bullet game, lichess.org, 2020.

6.Be2 d6

7.c4 +- .

7.d3 Be6 8.Nc3 Qd7 9.Nf3 0-0-0 10.Qd2 h6 11.0-0-0 Ne7 12.e4 g5 13.d4 g4 14.d5 cd5 15.ed5 Bf5 16.Nh4 h5 17.Nf5 Nf5 18.Qe1 Bh6 19.Kb1 Nd4 20.Bc4 Kb8 21.Bd3 a6 22.Ne2 Rhe8? (22...Ne2 23.Qe2 f5+- ) 23.Nd4 ed4 24.Qb4 Ka8 25.Bd4 Rc8 (25...b5+- ) 26.Qb6 Qa4 (26...Rc5 27.Bc5 dc5 28.Qh6 Qd5+- ) 27.Qa7 1–0. Bonetti,Shane – JMDG, ICC, 2002.

7.d3 Be6 8.Nf3 Nf6 9.Nc3 Be7 10.0-0 0-0 11.Qd2 Qb6 12.a4 Nd5 (12...Qb2?? 13.Rfb1 Qa1 14.Ra1+- ) 13.Rfb1 Nc3 14.Bc3 Qc7 15.e4 f6 16.d4 Rad8 17.Qe3 b6 18.Rd1 ed4 (18...Ra8 19.h4+- ) 19.Nd4 Bf7 20.Qg3 c5 (20...Qb7 21.Nf5 Bg6 22.Nd6 Bd6 23.Rd6 Be4 24.Rf6 Rf6 25.Bf6+- ) 21.Nf5 Bg6 22.Bc4 Kh8 23.Rd3 Bf5 24.ef5 d5 (24...h6+- ) 25.Qc7 (25.Qc7 Bd6 26.Qc6+- ) 1–0. Janek – Nguyen Van Trung, internet, 2016.

7.e4 Nf6 8.d3 g6 (8...Qb6 9.Bc3+- ) 9.Nf3 Bg7 10.0-0 0-0 11.a4 Qb6 12.Bc3 a5 13.Na3 Qc5 (13...Qc7 14.Rb1+- ) 14.Qd2 (14.Nc4 d5 15.ed5 cd5+- ) 14...b6 (14...Be6 15.Bb2+- ) 15.Rfb1 (15.Nc4 Be6 16.Bb2 b5 17.ab5 Bc4+- ) 15...Ng4 (15...Be6+- ) 16.Rf1 d5?? (16...Nf6 17.Bb2 Be6+- ) 17.ed5+- cd5 18.d4 ed4 19.Bd4 Bd4 20.Nd4 Qc7 21.Bg4 Bg4 22.Nab5 Qc5 23.Ra3 Bd7 24.Qh6 (better is 24.Rb1 Bb5 25.Nb5+- ) 24...Bb5?? (24...Rfe8+- ) 25.Rh3 (25.Nf5! Qd4 26.Rh3 Rfe8 27.Qh7 Kf8 28.Qh8 Qh8 29.Rh8) 25...Rfe8+- 26.Qh7 (26.Nf5 Qf2 27.Kf2 Re2 28.Kg1 Rg2 29.Kg2 Bf1 30.Kf1 gf5 31.Rg3 Kh8 32.Qf6) 26...Kf8 27.Rf3 (27.ab5?! Qd4 28.Rd3 Qg7+=) 27...Ra7 28.Nb5 (28.ab5?! Qd4 29.Qg6 Re2+- ) 28...Rd7 (28...f5 29.Na7 Re6 30.Nb5 Qc2 31.Qh8 Ke7 32.Qg7 Kd8 33.Rh3+- ) 29.Qg6 (29.Qh8 Ke7 30.Re1 Qe3 31.Rfe3 Kd8 32.Qe8) 29...Qe7 (29...Re2 30.Qf6 Ke8+- ) 30.Qh6 Kg8 31.Rg3 Qg5 32.Rg5 1–0. Martin Perez,Francisco Jose (1770) – Rivero Pena,Himar, 3rd Memorial Piedad Cambeiro Dominguez, 2016.

7.Nf3 Be7 8.0-0 Nf6 9.d3 0-0 10.c4 Nd7 11.Nc3 f5 12.d4 e4 13.Nd2 Nf6 14.f3 a6 (14...ef3 15.Nf3 Bd7 16.Bd3+- ) 15.fe4 fe4 (15...Ne4 16.Nde4 fe4 17.Rf8 Qf8 18.Ne4+- ) 16.Qb3 Kh8 17.Nde4 Ne4 (17...Ng4 18.Rf8 Bf8 19.d5+- ) 18.Ne4 b5 (18...d5 19.Nc5 b6 20.Nd3+- ) 19.d5 cd5 20.cd5 Bf5 (20...Bd7+- ) 21.Qc3 Bf6 22.Nf6 (22.Rf5?! Bc3 23.Rf8 Qf8 24.Bc3 Qf5+=) 22...Rf6 (22...Rc8 23.Qd4 Qf6 24.Rf5 Qd4 25.Rf8 Rf8 26.Bd4+- ) 23.Rf5 Rc8 24.Qf6! gf6 (24...Qf6 25.Bf6 Decoy; 24...gf6 25.Bf6 Double attack) 25.Bf6 (25.Bf6 Qf6 26.Rf6+- ) 1–0. Pierre – Tisauhy, internet, 2020.

7.Nf3 Be7 8.Bc3 Nf6 9.0-0 0-0 10.a3 Be6 +- .

7.Nf3 Be7 8.h3 Nf6 9.0-0 0-0 10.Nh2 h6 (10...Be6 11.c4+- ) 11.Nc3 (11.d4 Qb6 12.Qc1 e4+- ) 11...b5 12.a3 a5 13.Ng4 Bg4 (13...Ng4 14.Bg4 d5 15.Bc8 Qc8 16.Qh5+- ) 14.Bg4 Qb6 Black prepares b4 (14...d5 15.Bf5+- ) 15.Bf5 b4 (15...g6 16.Bd3+- ) 16.Ne4 (16.ab4 g6 17.Bd3 ab4+- ) 16...Ne4 17.Be4 d5 (17...ba3 18.Ba3 f5 19.Bf3+- ) 18.Bf5 g6 (18...Bd6 19.a4+- ) 19.Qg4 Kh7 (19...h5 20.Qg3 Bf6 21.Rfb1+- ) 20.Be5 gf5 (20...c5+- ) 21.Qg7 1–0. Janek – Murad, internet free game, 2017.

7.Nf3 f6 8.Nc3 Qb6 9.Rb1 Ne7 10.0-0 Nd5 11.Nd5 cd5 12.Be5! Qa5 13.Bc3 Qa2 14.Ra1 Qa1 15.Qa1 Bf5 16.Rb1 Bc2 17.Rb7 Kd8 18.Qa5 Kc8 19.Qc7# 1–0. pierre – marcus76, internet, 2008.

7.Nf3 Nf6 8.0-0 Be7 9.Nc3 0-0 10.e4 d5 11.ed5 cd5 12.Ne5 Bd6 13.Nb5 Be5 14.Be5 Re8 15.Bf6 gf6 16.Bd3 a6 17.Nd4 Qb6 18.c3 Kh8 19.Qh5 f5 20.Qf7 Be6 21.Qf6 Kg8 22.Bf5 (22.Bf5 Qc7 23.Be6 Re6 24.Ne6+- ) 1–0. pierre – kumar08, internet, 2008.

7.Nf3 Nf6 8.0-0 Be7 9.c4 Qb6 10.Qc2 0-0 11.c5! Qc7 12.cd6 Bd6 13.e4 Bg4 14.h3 Bh5 15.Na3 Ba3 16.Ba3 Rfe8 17.Rfe1 Rad8 18.Nh4 Qa5 19.Bc1 Be2 20.Re2 h6 21.Rb1 Qa6 22.Re3 Rd4 23.Nf5 Rc4 24.Qb3 Ne4? 25.f3 Nc5 26.Qd1 Re6 27.Bb2 f6? 28.Ra3 Na4? 29.Ba1 b5 30.Kh1 Qc8 31.Ne3 Rc5 32.d4 ed4 33.Qd4 Rd5?? 34.Nd5+- cd5 35.Qd5 Kh7 36.Qd3 Kh8 37.Bd4 a6 38.Qd2 Rd6 39.Qf2 Qf8 40.Ra4! ba4 41.Bc5 a5 42.Bd6 Qd6 43.Qc2 a3 44.Rd1 Qb6 45.Qc8 Kh7 46.Qf5 Kh8 47.Rb1 Qd6 48.Qg6 Qe5 49.f4! Qf4 50.Re1 f5 51.Re8# 1–0. Pagalis,Giorgos – Androutselis,Thomas, Patras op, 2000.

7.Nf3 Nf6 8.0-0 Bg4 9.d4 e4 10.Nfd2 Be2 11.Qe2 d5 12.c4 g6 (12...Bd6 13.Nc3+- ) 13.Nc3 Bg7 14.Ba3 Qd7 15.Na4 (better is 15.cd5 cd5 16.f3 ef3 17.Rf3 a6+- ) 15...Ng4 (15...Qc7+- ) 16.Nc5 Qf5 17.Nb7 (better is 17.cd5 0-0 18.dc6 bc6 19.Nde4+- ) 17...Rb8 (17...Qh5 18.Nd6 Kd7+- ) 18.Nd6 Kd7 19.Nf5 gf5 20.Nb3 (20.cd5 Kd8+- ) 20...h5 21.cd5 cd5 22.Nc5 (better is 22.Qa6 Bf8 23.Qa7 Ke6 24.Qb8 Ba3 25.Qh8 Ke7+- ) 22...Ke8 23.Na6 Rb6 24.Bc5 (better is 24.Qc2 f6 25.Qc7 Bf8+- ) 24...Rc6 25.Nb8 (better is 25.Qb5 f6 26.Qb7+- ) 25...Rc8 26.Na6 (26.Qb5 Rc6 27.Qc6 Kd8 28.Qd7) 26...h4?? (26...Rc6 27.Qb5 f6+- ) 27.Ba7 h3 28.g3 (28.Qb5 Ke7 29.gh3 Nh6+- ) 28...Nf6 29.Bc5 (better is 29.Rac1!? Rc1 30.Rc1 Ng4+- ) 29...Nd7 30.a4 Nc5 31.Nc5 Bf8 32.Qb5 Ke7 33.Qd7 Kf6 34.Qd5 (better is 34.Qc8 Kg7+- ) 34...Bg7 35.Nd7 Kg6 36.Ne5 (better is 36.g4 fg4 37.Qe4 Kh5+- ) 36...Be5 37.de5 Rhd8 38.Qb7 f6 39.ef6 Kf6 40.a5 (40...Rb8 41.Qc6 Kg7 42.Rfd1+- ; 40.Rab1 Re8 41.Rb6 Re6 42.Re6 Ke6 43.Qc8 Kf7 44.Qf5 Ke8 45.Rd1 Ke7 46.Rd7 Ke8 47.Qf7#) 1–0. stoker – groove, Live Game Caissa's Web, 2004.

7.Nf3 Nf6 8.c4 Qb6 9.d4?? Qb2–/+ 10.Nbd2 ed4 11.Nd4 Qb6 12.0-0 Be7 13.Rb1 Qc7 14.a4 0-0 15.Bd3 h6 16.Ne4 Ne4 17.Be4 Bf6 18.Bc2 Rd8 19.Qd3 Be6 20.Qh7=+ Kf8 21.Qh8 Ke7 22.Qh7 Bc4 23.Nf5 Kd7 24.Ng7 Bf1?? 25.Bf5+/- Ke7 26.Nh5?? Rh8–+ (26...Rh8 27.Kf1 Rh7 28.Bh7 Qa5–+) 0–1. orangotango – jpfjim, internet, 2003.

7.Nf3 Bg4 8.0-0 h5 (8...Nf6 9.c4+- ) 9.Nc3 g5 (9...Nf6 10.e4+- ) 10.d4 f6 (10...Qe7 11.d5+- ) 11.Qd3 (11.Rb1 b5 12.Qd3 b4+- ) 11...Ne7 12.Ne4 Bf5 (12...Ng8 13.Ned2 Be6+- ) 13.Nf6 Kf7 14.e4 Bg6 (14...g4 15.Qb3 Kg6 16.ef5 Nf5 17.de5 gf3 18.Bf3 de5 19.Bh5 Rh5 20.Nh5 Qd5+- ) 15.de5 (better is 15.Ng5 Kf6 16.de5 Kg7 17.Ne6 Kh7 18.Nd8 Rd8 19.ed6 Rg8 20.de7 Rd3 21.ef8N Rf8 22.cd3 Rd8+- ) 15...de5 (15...Bh6 16.ed6 Kf8+- ) 16.Ng5 Kf6 17.Be5! Kg5 (17...Ke5 18.f4) 18.Qe3 Kh4 19.Bf6 1–0. Janek – Mezemis, internet, 2017.

7.Nf3 Bg4 8.d4 Bf3 9.Bf3 ed4 10.Bd4 d5 11.c4 Nf6 12.Qb3 dc4 13.Qb7 Rc8 14.Bf6 Qc7 15.Qc7 Rc7 16.Bc3 Bc5 17.Bg7 Rg8 18.Bc3 (18.Bc3 Re7 19.Ke2+- ) 1–0. Pierred (2170) – Pimseih, Rated game, 3m + 0s, 2005.

7.Nf3 h6 8.Bc3 a6 9.0-0 Bg4 10.h3 Be6 11.d4 e4 12.Nh2 d5 13.Nd2 Bd6 14.Rb1 Qc7 15.Ng4 h5 16.Ne5 f6? 17.Bh5 Kd8 18.Ng6 Rh6 19.a4 Bf7 20.Nf4 g5 21.Bf7 Qf7 22.Qg4 gf4 23.Rb7!! Bc7 24.Ba5!! Rc8 25.Qf4 Rh7 26.Rc7 Rc7 27.Rb1 Kc8 28.Bc7 Qc7 29.Qg4 Qd7 30.Qg8 Kc7 31.Qb8# 1–0. pierre – mitko40, internet, 2008.

7.f4 e4 8.a3 Nf6 9.d3 d5 10.Nd2 ed3 11.cd3 Bc5 12.d4 Bd6 13.Ngf3 Bf5 14.Qb3 0-0 15.0-0 Qe7 +- .

7.f4 ef4 8.ef4 +- .

7.f4 f5? 8.Nf3 Qf6 9.Ng5 h6 10.Nf3 g5 11.fe5 Qg7 12.Bd3 g4 13.Na3 gf3+/- 14.Nc4?? fg2 15.Rg1= Rh7? 16.Qe2 Be6 17.ed6 Qd7 18.Qh5 Bf7 19.Qf5+- Qf5 20.Bf5 Rg7 21.Ba3?? Rg5?? 22.d7+/- Kd8 23.e4 Bc4?? 24.Bf8+/- Nf6? 25.Bh6+- Rg8 26.d3 Bf7 27.Rb1 b5 28.Ra1 Nd7 29.Bd7?? Kd7+/- 30.a4 Rg6 31.Be3+/- Rh8? 32.ab5+- Rh2 33.Ra7 Ke6 34.b6 Rh1?? 35.b7 Rf6 36.Bf2 Rg1 37.Ke2 Rf1 38.b8Q?? R6f2 39.Ke3 Rf3 40.Kd4 g1Q 41.Kc3 Qg7 42.Kc4 Kf6 43.Kc5 Qg5 44.Kc6 Rc1 45.Qd6 Kg7 46.Qd4 Kh6 47.Qd6 Rf6 (47...Rf6 48.Rf7 Rc2 49.Kd7 Qb5 50.Kd8 Rd6 51.Ke7 Qe5 52.Kf8 Rd8#) 0–1. Schmidt,Valeska – Hebestreit,Roman, Dortmund ABC Anfaenger, 2002.

5.Bb5+- Bd6

6.Bc4 b6 7.Bd5 (better is 7.Qf3 Nf6 8.Qa8 b5+- ) 7...Ba6 (7...c6 8.Qf3 Nf6 9.Bc6 Rb8+- ) 8.Qg4 (8.Qf3 Nf6 9.Ba8 c6 10.Bc6 dc6 11.Qc6 Qd7 12.Qd7 Nd7+- ) 8...g6 (8...Nf6 9.Qg7 Rf8 10.Ba8+- ) 9.Ba8 (better is 9.Qf3!? f6 10.Ba8 c6 11.Bc6 dc6 12.Qc6 Qd7 13.Qd7 Kd7+- ) 9...Qa8 10.f3 (10.Nf3 f6+- ) 10...Nf6 (10...Qc6 11.Nc3+- ) 11.Qg5 (11.Qa4 Bb7+- ) 11...Qd8 (11...Nh5 12.Nc3+- ) 12.Be5 Be5 (12...Be7 13.Qf4 c6 14.Bd6+- ) 13.Qe5 Qe7 (13...Kf8 14.Nc3+- ) 14.Qc7 Qc5 (14...0-0 15.Qa7 Ne4 16.Qa6 Qh4 17.g3 Ng3 18.hg3 Qh1 19.Qf1+- ) 15.Qa7 (better is 15.Qb8 Bc8 16.Nc3+- ) 15...Bc4 (15...Qb5 16.c4 Qc4 17.Qb8 Ke7 18.Qe5 Kf8+- ) 16.Qa8 Ke7 17.Qh8 Qh5 18.Na3 (18.Nc3 Qg5 19.g3 Qc5+- ) 18...b5 19.d3 (better is 19.Rb1 Qg5 20.g3 Qc5 21.Nc4 Qc4+- ) 19...Qh4 20.g3 Qh5 21.Nc4 (better is 21.dc4 Qe5 22.0-0-0 b4+- ) 21...bc4 22.Kf2 (better is 22.Qb8!? cd3 23.cd3 d6+- ) 22...cd3 (22...Qe5 23.Qa8 Qa1 24.dc4+- ) 23.cd3 (better is 23.Qb8 dc2 24.Ne2 Ne8+- ) 23...Qf5 (23...Qe5 24.Qa8 Qa1+- ) 24.Rd1 Nd5 25.e4 Qe6 26.ed5 Qd5 27.Re1 Kd6 28.Qf8 Kc7 29.Rc1 Kb7 30.Ne2 Qa2 31.Qc8 Ka7 32.Rc7 Kb6 33.Qb8 Ka6 34.Ra7 1–0. 1805DYDIDIDY – ottiliest@, mySchach.de, 2005.

6.Bc4 Qe7 7.d3 Nf6 8.Nd2 0-0 9.Ngf3 b6 10.a3 Bb7 11.0-0 Bf3 12.Qf3 (worse is 12.gf3 b5 13.Bb3 a6+- ) 12...e4 (12...b5 13.Bb3+- (13.Bb5?! Rab8+/-)) 13.de4 Rae8 (13...Be5 14.Be5 Qe5 15.Rfd1+- ) 14.Bf6 Qf6 15.Qf6 gf6 16.f4 Bc5 17.Rfe1 f5 18.Bd3 fe4 19.Ne4 f5 (19...Be7 20.Ng3+- ) 20.Nc5 bc5 21.Kf2 d5 22.Rab1 d4 (22...c4 23.Be2+- ) 23.e4 (better is 23.Rb7+- ) 23...fe4 24.Re4 Re4 25.Be4 Rf4 26.Bf3 Rh4 27.h3 Rh6 28.Rb7 c6 (28...Ra6 29.Rc7 Ra5 30.a4+- ) 29.Ra7 Rf6 30.Rc7 Kh8 31.a4 Rf8 32.Rc6 Ra8 33.Rc5 Ra4 34.Rc7 Ra2 (34...h6 35.Be4+- ) 35.Be4 Kg8 (35...h6+- ) 36.Bd5 Kf8 37.Ba2 1–0. Zalewski,Andrzej – Skrodzki,Tadeusz, Open Lomza Poland, 2010.

6.Bc4 Nf6 7.Nf3 +- .

6.Nf3 c6 7.Be2 Qe7 8.e4 Nf6 9.d3 (9.0-0 Ne4 10.d4 ed4+- ) 9...0-0 10.0-0 Ba3?? (10...Bc7+- ) 11.Na3 Qa3 1–0. Santana,Expedito (1620) – Kim,Andre (1745), 28/9 a, 2017.

6.Nf3 Qe7 7.Nc3 A) 7...Nf6 A1) 8.0-0 c6 9.Be2 0-0 10.a4 Bb4 11.Na2 Bd6 12.d3 Bc7 13.Nc3 d5; A2) 8.Be2 0-0 (8...b6 9.0-0 Bb7 10.Nb5 0-0 11.a4 h6 12.Nd6 cd6 13.d3 Rac8) 9.Nb5 b6 10.0-0 Bb7 11.Nd6 cd6 12.d3 Rac8 13.e4 d5; A3) 8.Ng5 c6 9.Bd3 Bc7 10.a4 d5 11.Be2 e4 12.h4 Bd6 13.a5 0-0; B) 7...c6 B1) 8.Bc4 Nf6 9.Ng5 0-0 10.0-0 Bc7 11.a4 d5 12.Bb3 Ng4 13.Nh3 Nf6; B2) 8.Bd3 Bc7 (8...Nf6 9.Nh4 g6 10.Qf3 Bc7 11.a4 d5 12.Ba3 Bd6 13.Bd6 Qd6) 9.0-0 d5 10.e4 d4 11.Ne2 Nf6 12.h3 0-0 13.Ng3 g6; B3) 8.Be2 Nf6+- 9.0-0 0-0 10.a4 h6 11.h3 Bc7 12.Ba3 d6 13.d4 e4.

6.Nf3 Qe7 7.c4 b6 (7...a6 8.Ba4 b5 (8...Nf6 9.Nc3 0-0 10.Bc2 b6 11.Qb1 Bb7 12.Ne4 Be4 13.Be4 Ne4) 9.Bb3 Nf6 10.c5 Bc5 11.Ne5 0-0 12.0-0 Bb7 13.d4 Bd6) 8.d4 e4 (8...a6 9.Ba4 e4 10.c5 ef3 11.Qf3 Rb8 12.cd6 cd6 13.0-0 Nf6) 9.Nfd2 (9.Ne5 a6 (9...Nf6 10.0-0 0-0 11.Nd2 Bb7 12.Qe2 h5 13.f4 ef3) 10.Ba4 Nf6+- 11.0-0 0-0 12.Nd2 Bb7 13.Qe2 h6) 9...f5 (9...Nf6 10.Nc3 0-0 11.0-0 Bb7 12.Ba4 a6 13.h3 h6) 10.Nc3 (10.0-0 Nf6 11.h3 Bb7 12.Nc3 0-0 13.Qb3 Rf7) 10...Nf6 11.Ba4 (11.0-0 c6 12.Ba4 0-0 13.Bb3 Kh8) 11...Bb7 (11...0-0 12.0-0 Bh2 13.Kh2 Ng4) 12.Nb5 Bb4 (12...0-0+- 13.Qb3 c5; 12...Kf7 13.0-0 Bh2) 13.Nc7 Kf7 14.Na8 Ra8 15.Bb3 Kf8 (15...Kg6 16.0-0+- ) 16.a3 Ba5 (16...Bd6 17.h3+- ) 17.0-0 g6 (17...Rc8 18.Qe2+- ) 18.Rc1 (18.Ba4 Rc8+- ) 18...d6 (18...Ba6 19.Ba4 Rc8 20.Bb5 Bb5 21.cb5 Rc1 22.Qc1 Bd2 23.Qd2+- ) 19.Ba2 Bd2 20.Qd2 Rc8 (20...Kg7 21.Bb3+- ) 21.c5! d5 (21...bc5 22.dc5 Combination; 21...dc5 22.dc5 Decoy) 22.cb6 ab6 23.Rc8 Bc8 24.Qb4 Qb4 25.ab4 1–0. Galoic,Boris (1965) – Tomasevic,Sanja, 14th Open, Bosnjaci CRO, 2009.

6.Nf3 f6 7.Nc3 b6 (7...Bb4 8.a3 Bc3 9.Bc3+- ) 8.e4 Bb7 9.0-0 Ne7 10.d3 (10.Bc4 Nc6+- ) 10...Bb4 11.Bc4 Bc3 12.Bc3 d5 13.ed5 Bd5 14.Bd5 (14.Nd2 0-0+- ) 14...Nd5 15.Bb2 0-0 16.c4 (16.Re1 c5+- ) 16...Ne7 (16...Nf4 17.d4 e4 18.Ne1+- ) 17.Ba3 (17.d4!? e4 18.Nd2 f5+- ) 17...Re8 (17...c5 18.Re1+- ) 18.Be7 Re7 19.Re1 Rd7 20.Re3 e4 (20...c5 21.Nh4+- ) 21.Ne1 (21.Re4 Rd3 22.Qe2 Qd6+- ) 21...f5 22.Qc2 f4 (22...Qf6 23.Rb1+- ) 23.Re4 g5 (23...Qf6 24.Rd1+- ) 24.Rd1 c5 25.Nf3 h6 26.Ne5 Rd6 27.Nf3 (27.d4 Qf6 28.d5 Re8+- ) 27...Rc8?? (27...Rd7 28.d4 Rd6+- ) 28.h3 Rc7 29.Ne5 (29.d4 cd4 30.Red4 Rd4 31.Qg6 Rg7 32.Qe6 Rf7 33.Nd4 Qf6+- ) 29...Re6 30.Nf3 (30.Qe2 Qd6+- ) 30...Rd6 31.Re5 Rcd7 32.Ne1 (32.d4!? cd4 33.Nd4 Qf6 34.Re8 Kf7+- ) 32...Re7 33.Re7 Qe7 34.Nf3 a6 35.Re1 Qh7 36.Ne5 Re6 37.Qc3 b5 38.cb5 ab5 39.a3 Qc7 40.Kf1 c4 41.d4 Qd6 42.Nc4 Re1 43.Ke1 Qe6 44.Kf1 bc4+/- 45.a4 h5 46.Qf3 Qb6 47.Qd5 Kg7? 48.Qg5 Kh7 49.Qh5 Kg7 50.Qg4 Kh7 51.Qf4 Qb1= 52.Ke2 Qc2?? 53.Kf3+- Qd3 54.Qe3 Qf5 55.Ke2 Qc2 56.Qd2 Qe4 57.Kd1 Qg2 58.Qc2 Kg7 59.Qc4 Qg1 60.Kc2 Qf2 61.Kb3 Qf3 62.Qc3 Qd1 63.Kb4 Qb1 64.Kc4 Qa2 65.Kb5 Qb1 66.Ka5 Qf5 67.d5 Kh6 68.Qc4 Qd7 69.Qc6 Qc6 70.dc6 Kh5 71.c7 Kh4 72.c8Q (72.c8Q Kg3 73.Qg4 Kf2 74.h4+- ) 1–0. annmarie – icanwin2, Live Game Caissa's Web, 2004.

6.Nf3 f6 7.d3 Ne7 8.Bc4 a6 9.Nbd2 b5 10.Bb3 c5 11.a3 Bb7 12.0-0 Qc7 13.c4 h5 14.cb5 ab5 15.e4 0-0-0 (15...Nc6 16.a4 ba4 17.Ba4+- ) 16.Qc2 g5 17.h3 (better is 17.a4 ba4 18.Ra4 Rdf8+- ) 17...g4 18.hg4 hg4 19.Nh2 g3 20.fg3 (20.Ng4 Rdf8+- ) 20...Rh7? (20...c4 21.Nc4 Bc5 22.d4 ed4 23.Qd3 bc4 24.Bc4+=) 21.Nhf3 (21.Ng4 c4 22.Bc4 bc4 23.Nf6 Rf7+- ) 21...Rdh8 (better is 21...c4 22.dc4 Bc5 23.Rf2 bc4 24.Bc4 Rdh8+- ) 22.Kf2 c4 (22...Kd8 23.Ke1+- ) 23.dc4 Bc5 24.Ke1 Qb6 (24...bc4 25.Qc4 Kd8 26.Rc1+- ) 25.cb5 Qb5 26.Ba4 Qb6 27.Nc4 Qa7 (27...Qc7 28.Nfe5! Rh1 29.Bd7 Kd8 30.Bb5 Rf1 31.Kf1+- ) 28.Nd6 Kb8 29.Nb7 Qb7 (29...Kb7 30.Bd7 Rh1 31.Bh3 Rf1 32.Kf1+- ) 30.Be5! (30.Be5 fe5 31.Ne5+- (31.Qc5?! Qe4 32.Kd2 Qa4+- )) 1–0. Fournier,Frederic – koske (1605), Active, 2008.

6.Nf3 f6 7.d4 e4 8.Nfd2 f5 +- .

6.f4 a6 7.Bd3 +- .

6.f4 Qe7 7.Nf3 f6 8.0-0 (8.fe5 fe5 9.Ne5 Nf6+- ) 8...b6 (8...ef4 9.ef4 Qf7 10.Re1 Kd8 11.Re4+- ) 9.fe5 fe5 (9...Bb4 10.Nh4+- ) 10.Ne5! Be5 (10...Nf6 11.Qf3 Be5 12.Be5 (12.Qa8?! Bb2 13.Qc8 Qd8 14.Qd8 Kd8+- ) 12...Qe5 13.Qa8+- ) 11.Qh5 (better is 11.Be5 Qe5 12.Qf3+- ) 11...g6 (11...Kd8 12.Qe5 Nf6+- ) 12.Qe5 (12.Be5?! gh5 13.Bh8 Bb7=) 12...Qe5 13.Be5 Bb7 (13...c6 14.Bc4 Nf6 15.Rf6+- ) 14.Bh8 0-0-0 (14...a6 15.Be2+- ) 15.Rf7 h5 (15...h6 16.Nc3+- ) 16.Nc3 Nh6 (16...a6 17.Bd3 Nh6 18.Rh7+- ) 17.Rh7 Nf5 18.Bf6 Rf8 19.Bd7 Kb8 20.Bf5 gf5 21.Be5 Rg8 22.Bc7 Ka8 23.Bg3 h4 24.Rh4 Rd8 25.Rf1 Rd2 26.Rh8 Bc8 27.Rc8 Kb7 28.Rc7 Ka6 29.Rf4 1–0. Mar Ram – Kader Gezer, internet, 2010.

6.f4 ef4 7.Bg7 (7.Bg7 Qh4 8.Kf1+- ) 1–0. pierre – cyclone526, internet, 2008.

6.f4 f6 7.fe5 fe5 8.Nf3 +- .

5.Bb5+- f6

6.Bd3 Be7 7.Qh5 g6 (7...Kf8+- ) 8.Bg6! hg6 Exploits the pin (8...Kf8 9.Nc3+- ) 9.Qh8 d6 (9...Kf8+- ) 10.Qg8 Bf8 (10...Kd7 11.Qg6 c6 12.d4+- ) 11.Qg6 Kd7 12.Nc3 b6 (12...Be7 13.Nf3+- ) 13.Nd5 Bb7 (13...Be7 14.Qf7 Qf8 15.Nf6 (15.Ne7?! Qf7 16.Nc8 Qg6+- ) 15...Kd8 16.Qf8 Bf8 17.f4 ef4 18.ef4+- ) 14.Nf6 (better 14.Qf5 Ke8 15.Qe6 Qe7 16.Ne7 Be7+- ) 14...Kc6 15.Qe4 Kb5 16.a4 Ka6 (16...Ka5 17.Qd3 Qf6 18.Qb5) 17.Qd3 Ka5 18.Bc3 (18.Qb5) 1–0. GuestGPPJ – edpam, freechess.org, 2020.

6.d4 Bb4 7.c3 Bd6 +- .

6.d4 c6 7.Bc4 d5 8.Bb3 e4 9.f3 f5 10.fe4 (10.c4 Nf6+- ) 10...fe4 (10...Qh4 11.g3 Qe4 12.Qf3+- ) 11.c4 (11.Qh5 Kd7+- ) 11...Nf6 12.cd5 cd5 13.Nc3 Be6 14.Nge2 Ng4? (14...Bd6 15.Ba4 Bd7 16.0-0+- ) 15.Qd2 (15.Nf4 Bf5+- ) 15...Qh4 (15...Bd6 16.Ne4! Bh2 17.Qb4+- ) 16.g3 Qh6 17.Nf4 Bf7 (17...Bb4 18.Nfd5 Bd5 19.Bd5+- ) 18.Bd5 Bd5 19.Ncd5 Bd6 20.0-0-0 (better is 20.Qe2 Bf4 21.Qg4+- (worse is 21.gf4 Qh4 22.Kd2 0-0+- )) 20...0-0 21.Kb1 g5 (21...Rac8+- ) 22.Ng2 (better is 22.Qe2 Ne3 23.Qe3 gf4 24.Nf4+- ) 22...Nf2 23.Nc3 Nh1 24.Rg1?? (better is 24.Rh1 Rae8 25.Qc2+/-) 24...Nf2 (24...Qh2 25.Qd1 Nf2 26.Qf1–+) 25.Qc2 (25.h4 Bg3 26.Qc2 Bh4 27.Ne4 Rac8–+) 25...Rae8 (better is 25...Qh2!? 26.Ne2–+) 26.Qb3 Rf7 27.Nb5? (27.Rf1 Kg7 28.Nb5 a6 29.Nd6 Qd6 30.d5 Kg6–+) 27...Bf8 (27...Qh2 28.Rf1 Bg3–+ (28...Qg3?! 29.Nd6 Qd6 30.Rf2+=)) 28.Na7?? (28.h4 Qf6 29.d5 Qf3 30.hg5 Qg3–+) 28...Bg7 (better is 28...Qh2 29.Rc1 Qg2 30.Rc4–+) 29.Nb5? Nd3 30.Rh1 g4 31.Nf4 Nb2 32.Kb2 Qc6 33.Rc1 Qb6 34.a4 Ref8 35.Rc5?? Kh8 36.Nc3+= Qc5?? 37.dc5+- Rc7 38.Qb5 Rfc8 39.Nfd5 Rc5 40.Qb7 Rd8? 41.Qe7 Rcd5–/+ 42.Qe4 Rb8 43.Kc2 Rc5 44.Qd4?? Bd4 45.ed4 Rc4 46.Kd3 Rbc8 47.Nb5 Ra4 48.Nd6 Ra3 49.Ke4 Rf8 50.Kd5 Ra2 51.Ke6 Re2 (51...Re2 52.Kd7 Rh2–+) 0–1. Fournier,Frederic (1830) – isabelove, Active, 2005.

6.d4 c6 7.Bd3!? Qa5 8.Nd2 ed4 9.Bd4 Qg5 +- .

6.d4 c6 7.Bd3 d6 8.Qh5 g6 9.Bg6 Kd7 10.Bf5 Kc7 11.Bc8 Rc8 12.Nd2 Kb8 13.Ne2 c5 14.d5 Qb6 15.Rb1 Qa6 16.a3 Ne7 17.e4 Qa4 18.Qh3 Qc2 19.Qb3 (better is 19.Qd7 Bh6 20.f4+- (20.Qd6?! Ka8 21.f4 Ng6+- )) 19...Qb3 20.Nb3 Bh6 (20...Rg8 21.Rg1+- ) 21.0-0 (21.Na5!? Rc7+- ) 21...f5 22.ef5 Nf5 23.Bc1 Bc1 24.Rfc1 Rhg8 25.g3 Nd4 26.Kf1 Nf3 27.h4 Nh2? (better is 27...c4!? 28.Ng1 Ng1+- ) 28.Kg2+- Ng4 29.Rc4?? (better is 29.Na5 b6 30.Nc3+- ) 29...Rcf8+/- 30.Rf1 Nf6? (better is 30...Rf2!? 31.Rf2 Ne3 32.Kh3 Nc4+/-) 31.Nc3+- Rg4 32.Rg4 Ng4 33.Nd2 a6 34.a4 Ka8?! (34...Kc7+- ) 35.Nc4 Rd8 36.Ne4 b5 37.ab5 ab5 38.Ncd6 b4 39.Kh3 (39.Ra1 Kb8+- ) 39...Nh6 (39...Nf6 40.Nf7 (worse is 40.Nf6 Rd6 41.Nh7 Rd5+- ) 40...Rf8 41.Ra1 Kb7 42.Nc5 Kb6 43.Na4 Kb7 44.Ne5+- ) 40.g4 b3 (40...Ng8 41.Rc1+- ) 41.Rd1 (better is 41.Ra1!? Kb8+- ) 41...b2 42.g5 Ng8 43.Nc4 Rb8 44.Rb1 Rb4 45.Ned2 Ne7 46.d6 Nd5 47.Rb2 Nf4 48.Kg4 Ne6 49.Rb4 cb4 50.d7 Kb7 51.Ne5 Kc7 52.Nb3 Kd6 53.Kf5 Ke7 54.Nc6 (better is 54.f4!? Nf8+- ) 54...Kd7 55.Nb4 Ke7 56.Nc6 Kf7 57.Nbd4 Ng7 58.Kg4 Kg6 (58...Ne8 59.f4+- ) 59.f4 (59.Ne5) 59...h6 (59...Kf7 60.f5 Ne8 61.h5+- ) 60.h5 Kh7 61.g6 Kg8 62.f5 Ne8 63.Ne7 (63.Ne7 Kg7 64.Ne6 Kh8 65.Nc6+- ) 1–0. Baxa,Ottokar – Maether,Stephan (1720), Passau op 7th, 1999.

6.d4!? Qe7 7.Ba3 Qf7 8.Bf8 Qf8 +- .

6.Be2 Bb4 7.c4 d5?? (7...Ne7 8.Bh5 g6 9.Bf3+- ) 8.a3 (better is 8.Qa4 Bd7 9.Qb4+- ) 8...Ba5 9.Qa4 c6 10.cd5 Qd5 11.Nf3 Bf5 12.Nc3 Bc3 13.Bc3 e4 (13...b5 14.Qa6 Bc8 15.Qa5+- ) 14.Bc4 Qc5 15.Ng5 (better is 15.Nd4 b5 16.Qb3+- ) 15...h6?? (better is 15...b5 16.Bf7 Kd7+- ) 16.Ne6 (better is 16.Nf7!? b5 17.Qa5 Kd7 18.Nh8 Qc4+- ) 16...Qe7 17.Qb3 (better is 17.Nd4!? Bd7 18.Qb3 0-0-0+- ) 17...b5 18.Bb4?? (better is 18.Bd5 cd5 19.Qb5 Kf7 20.Qd5 Qe6 21.Qa8+- ) 18...bc4+= 19.Be7 cb3 20.Ng7 Ke7 (20...Kd7 21.Bf6 Nf6 22.Nf5+=) 21.Nf5 =. Rempe,Torge – Jettel,Alexander, Schleswig Holstein–ch U14 VR, 1999.

6.Nf3 a6 7.Be2 d5 8.d3 Bd6 9.Nbd2 Qe7 10.0-0 h5 11.h3 (11.c4!? c6+- ) 11...g5 12.c4 g4 13.Nh2 gh3 14.gh3?? (better is 14.g3 h4 15.cd5 hg3 16.fg3+/-) 14...Bh3+= 15.Re1?? (15.Bf3 Bf1 16.Nhf1 Qg7 17.Kh1+=) 15...0-0-0?? (15...Qg7!? 16.Ng4–+) 16.Bh5?? (16.Kh1 Be6=) 16...e4?? (better is 16...Rh5 17.Qh5 Qg7 18.Ng4 Bg4–+) 17.Bg4= Bg4 18.Qg4 (18.Ng4 Bb4 19.f4 Rh4–+) 18...Kb8 19.de4?? (19.Nhf1 Nh6 20.Qg2=) 19...Rh2?? (19...Bh2 20.Kf1 Qb4 21.Bc1 dc4 22.Qg7–+) 20.Kf1?? (better is 20.c5 Qh7 21.cd6 Rd6 22.Qf5+/-) 20...de4–+ 21.Ne4 Nh6 22.Qg6?? Ng8 23.Nd6 Qd6–/+ 24.Rad1 Rh1–+ 25.Ke2? Re1 26.Re1 Qd2 27.Kf3 Qe1 28.Bf6 Nf6 29.Qf6 Qd1 30.Kf4 Qa4 31.Qd8+- Ka7 32.Qd4 b6+/- 33.f3 Qa2 34.e4 Qc2 35.Qd5 a5 36.Qc6 Qc1 37.Kf5+/- Kb8 38.Qe8 Kb7= 39.Qe6 Qd2 40.f4 Qd3 41.Ke5 Qc3 42.Kf5= Qh3 43.Kf6 Qh6 44.Ke5 Qh5 45.Qf5 Qe8 46.Kd4 1–0. Fournier,Frederic (1605) – danielbartolo (1720), Active, 2007.

6.Nf3 c6 7.Be2 d5 8.0-0 Be6 9.c4! dc4 10.Qc2 b5 11.d4 cd3 12.Bd3 Rc8 (12...Qb6 13.Rd1+- ) 13.Bh7 Nh6 (13...Ne7 14.Nbd2+- ) 14.Bg6 (14.Nc3 Qc7 15.Bg6 Nf7+- ) 14...Nf7 15.Rd1 Qe7 (15...Qc7 16.h4+- ) 16.Nc3 Rh6 17.a3 (17.Rac1 Qb7+- ) 17...Rc7 (17...Qc7 18.h4+- ) 18.Rac1 (18.h3 a6+- ) 18...a6 19.h3 Rd7 20.Be4 (20.Nh2 Bb3 21.Qb3 Rg6+- ) 20...Nd8 (20...Qc5 21.Rd7 Bd7 22.Qb1+- ) 21.Nh2 Rd1 22.Rd1 (worse is 22.Nd1 Qd7 23.Bg6 Nf7+- ; worse is 22.Qd1 f5 23.Bc2 e4+- ) 22...Kf7 (22...Qf7 23.Ng4 Bg4 24.hg4+- ) 23.Ng4 Bg4 24.hg4 Qe8 (24...Kg8 25.Bf5+- ) 25.Qb3 Ne6 26.Bf5 g6 27.Ne4 gf5 28.gf5 Kg8 (28...a5 29.fe6 (29.Qe6?! Qe6 30.fe6 Ke6+- ) 29...Kg6 30.Ng3+- ) 29.fe6 Be7 (29...Kh8 30.Rd7 Qh5 31.Ng3+- ) 30.Rd7 a5 Black intends b4 (30...Kh8 31.Qd3 b4 32.Nd6+- ) 31.Ng3 Rh7 32.Qc2 c5 (32...Kh8 33.Qc6 Kg8 34.Nf5+- ) 33.Qd2 Qf8 (33...b4 34.Nf5+- ) 34.Nf5 b4 35.Qd5 Kh8 36.Qb7 ba3 37.Ba3 Qe8 38.Bc5 Qd7 39.ed7 Bc5 40.d8Q 1–0. marekt – Ruudchek, chessworld.net, 2015.

6.Nf3 Bd6 7.Nc3 (7.0-0 c6 8.Be2 Be7+- ) 7...c6 8.Be2 (8.Bc4 Be7+- ) 8...Nh6 (8...Bb4 9.a3 Ba5 10.e4+- ) 9.Ne4 (better is 9.d4+- ) 9...Nf5?? (9...Be7 10.Ng3+- ) 10.Nd6 (better is 10.g4 Be7 11.gf5 d5+- ) 10...Nd6 11.0-0 (11.d4 Qa5 12.Nd2 Nf7+- ) 11...0-0 (11...Nf7 12.d4 d6 13.Qd3+- ) 12.Ba3 Qc7 13.d4 Re8 (13...e4 14.Nd2 Re8 15.c4+- ) 14.c3 (14.de5 Ne4 15.Bc4 Kh8+- ) 14...b5 (14...Nf7 15.Qc2+- ) 15.Qc2 (better is 15.de5!? Ne4 16.Bd3 d5 17.ed6 Qf7+- ) 15...Ba6 (15...Nc4 16.Bc4 bc4 17.de5 fe5 18.Ng5+- ) 16.Bb4 (16.de5 fe5 17.Rad1 Nf7+- ) 16...Nf7 (16...Nc4 17.Bd3 h6 18.Bg6+- ) 17.a4 (17.Bd3 h6+- ) 17...d6 (17...d5 18.Rfb1+- ) 18.Nh4 (better is 18.ab5!? Bb7+- ) 18...c5 19.Ba3 (19.Ba5 Qc6+- ) 19...b4 (19...Rab8 20.Rfb1 cd4 21.ab5+- ) 20.cb4 (20.Ba6!? ba3 21.d5 Qa5+- ) 20...Be2 21.Qe2 cb4 (21...ed4 22.bc5 dc5 23.Rfc1 de3 24.fe3+- ) 22.Bb4 Qc6 23.Rfc1 Qb7 24.Bc3 Rec8 25.Nf5 Kf8 26.Qd2 Qe4 27.Ng3 Qb7 28.de5 fe5 29.Qd3 Re8 30.Qh7 Ng5 31.Qf5 Nf7 32.Rab1 Qe7 33.Ba5 Rab8 34.h3 Rb1 35.Qb1 Qf6 36.Rc7 Re7 37.Rc8 Re8 38.Re8 Ke8 39.Qb8 Nd8 40.Nh5 Qe7 41.Ng7! Kf8 42.Bd8 Qg7 43.Bf6 (43.Bf6 Kf7 44.Bg7 Kg7 45.Qa7 Kf6 46.Qd7+- ) 1–0. Liepert,Luise – Boettger,Sina, DamenBL2, 1992.

6.Nf3 e4 7.Nd4 a6?? 8.Bc4 d6 9.Nc3 c5 10.Ne6 Be6 11.Be6 Nh6 12.Ne4 Qb6 13.Nf6! Ke7 14.Nd5 Ke6 15.Nb6 Re8 16.Qf3 Be7 17.Qd5 1–0. pokerpig – autocage, net–chess.com, 2005.

6.Qg4 Bd6?? 7.Qg7 (7.Qg7 Qe7 8.Qh8+- ) 1–0. marekt – NN, GameColony.com, 2002.

6.Qg4 Nh6 7.Qg3 c6 +- .

5.Bb5+- Nf6

6.Ne2 a6 7.Bc4 (7.Ba4 b5 8.Bb3 c5+- ) 7...b5 (7...d5 8.Bb3 c5 9.d3+- ) 8.Bb3 d6 (8...c5 9.a4 (worse is 9.Be5 c4+/-) 9...c4 10.Ba2+- ) 9.0-0 (9.a4 b4+- ) 9...g6 (9...c5 10.d3+- ) 10.Nbc3 (10.f4 Qe7+- ) 10...Bb7 (10...c5 11.d3+- ) 11.Ng3 (11.a4 b4 12.Na2 c5+- ) 11...Bg7 12.f3 (12.a4 b4 13.Nce2 h5+- ) 12...0-0 (12...c5 13.a4 c4 14.Ba2+- ) 13.e4 (13.Nge4 c5 14.d3 Rb8 15.Nf6 Qf6+- ) 13...Qd7 (13...c5 14.a4 c4 15.Ba2+- ) 14.Nd5 (14.d3 Qc6+- ) 14...Nd5 15.Bd5 (15.ed5 c6+- ) 15...Bd5 16.ed5 c5 (16...f5 17.d4+- ) 17.dc6! Qc6 18.Rc1 (18.f4 Rac8 19.c3 e4+- ) 18...a5 (18...Rfe8 19.Kh1+- ) 19.d3 d5 (19...Bh6 20.Rb1+- ) 20.Re1 (20.f4 f6+- ) 20...Rfe8 21.f4! ef4 (21...Qc5 22.d4! ed4 23.Re8 Re8 24.Kh1+=) 22.Bg7 Kg7 (22...Qb6 23.d4 fg3 24.Be5 gh2 25.Kh2+/- (25.Bh2?! Re1 26.Qe1 Qd4 27.Kh1 b4=)) 23.Ne2 Qd6 (23...Qb6 24.Kf1 Qf6 25.Ng1+/-) 24.Nd4 (24.Rf1!? g5+- ) 24...Qc5+/- 25.c3 Rab8 (25...b4 26.Qd2+/-) 26.Kh1 (26.Qd2 b4 27.Rf1 g5+- ) 26...a4 (26...b4 27.Re8 Re8 28.Qg1+/-) 27.Nf3 (27.Rf1 b4 28.Qa4 bc3 29.Rf4 Kg8+- ) 27...f5 (27...Qf2!?+/-) 28.d4 Qc4 29.Rc2 a3 30.Ne5 Qa4 31.Rd2 Qa5?? 32.Nc6+- Qc3 33.Nb8 b4 34.Re8 Kh6 35.Rf2 g5 36.Re5 Qc7 37.Re6 Kg7 38.Nc6 Kf7 39.Re7 1–0. valpa – epenz, playchess.de, 2003.

6.Ne2 c6 7.Ba4 Qc7 8.f4 +- .

6.Ne2 Bd6 7.0-0 (7.d4 e4+- ) 7...0-0 (7...a6 8.Bc4+- ) 8.f4 (8.a4 c6 9.Bc4 Bc7+- ) 8...e4 9.Bf6 Qf6 10.Nbc3 Qg6 11.Nd4 (11.Bc4 Kh8+- ) 11...Bc5 (11...a6 12.Be2 f5 13.a4+- ) 12.f5 Qh6 13.Ne4 d5?? (13...Bd4 14.ed4 Qb6+- ) 14.Nc5 a6 15.Be2 b6 16.Na4 b5 (16...c5 17.Nb3 Qf6 18.Bf3+- ) 17.Nc5 (better is 17.Nc3 c5 18.Nb3 d4+- ) 17...c6 (17...Qd6 18.Ndb3+- ) 18.f6 gf6 (18...Ra7 19.Nc6 Rc7 20.Ne7 Kh8 21.Nd3+- ) 19.Nc6 Bf5 (19...Re8+- ) 20.Rf5 Rac8 21.Ne7 (21.Ne7 Kh8 22.Nc8 Rc8 23.Na6+- ) 1–0. pierre – Andrew Cox, ChessWorld.net, 2006.

6.Ne2 Ne4 7.0-0 a6 (7...Nd6 8.Ba4 Nc4 9.Bc3+- ) 8.Ba4 (8.Bd3 Nf6 9.Be5 Be7+- ) 8...Bc5 (8...Nc5 9.Bb3 d6 10.d4 Nb3 11.ab3+- ) 9.Be5 0-0 10.d4 Bd6 11.Bd6 Nd6 12.Nd2 b5 13.Bb3 Bb7 14.Ng3 Qg5 15.e4 (15.Nf3 Bf3 16.Qf3 Rfe8+- ) 15...a5 (15...Qf4 16.Re1+- ) 16.Nf3 (16.e5 a4 17.ed6 ab3 18.cb3 cd6+- ) 16...Qg4 17.h3 (17.e5 Ne4 18.Ne4 Be4+- ) 17...Qg6 (17...Qf4 18.Bd5 Bd5 19.ed5+- ) 18.Ne5 Qe6 (18...Qg5 19.Nd7 Rfe8+- ) 19.Be6 fe6 (19...de6 20.Re1+- ) 20.Nd7 Rf7 21.Ne5 Rf4 22.f3 a4 23.d5 (better is 23.Qd2!? Rff8+- ) 23...ed5 24.ed5 Nf5 (24...Rd8 25.Qd2 Rff8 26.Rae1+- ) 25.Nf5 (25.Ne2 Rh4 26.Qd3 Nd6+- ) 25...Rf5 26.Re1 Re8 27.Qd4 Ref8 28.Nd7 (better is 28.Rab1 Rf4 29.Re4 R4f5+- ) 28...R8f7 29.Re8 Rf8 30.Nf8 Rf8 (30...Bd5 31.Nd7 Kf7 32.Rf8 Ke7 33.Rf5 c5 34.Qc5 Kd7 35.Qd5 Kc7 36.Rf7 Kb6 37.Rb7 Ka5 38.Qb5) 31.Rae1 Re8 32.Re8 Kf7 33.Qe5 Kg6 (33...Bd5 34.Re7 Kg6 35.Rg7 Kh6 36.Qg5) 34.Re6 Kf7 35.Qf5 1–0. gtate (1810) – ofi (1660), net–chess.com, 2002.

6.Be5 a6 7.Ba4 +- .

6.Be5 a6 7.Be2 b5 8.Nf3 d6 9.Bb2 Bb7 10.0-0 Be7 11.c4 0-0 12.cb5 ab5 13.Bb5 Ra5 14.Be2 Qd7 15.Nc3 Bf3 16.Bf3 Ne8 17.d4 g6 18.Nd5 Nf6 19.Ne7 Qe7 20.Qd2 Ne4 21.Qa5 1–0. algernon (2295) – pede (2145), net–chess.com, 2005.

6.Be5 c6 7.Bd3 Be7 8.Nc3 0-0 9.Nf3 Nd5 (9...d6 10.Bg3+- ) 10.Nd5 cd5 11.Bc3 a6 (11...g6 12.h4+- ) 12.Nd4 b5 (12...g6 13.Qf3+- ) 13.Qh5 (better is 13.Nf5!? d6 14.Ng7 f5+- ) 13...Bf6 (13...g6 14.Qd5 b4 15.Qa8 bc3 16.dc3 Qc7+- ) 14.Qh7 1–0. Stanley – Leo, private, 2011.

6.Be5 c6 7.Be2 Bc5 +- .

6.Be5 c6 7.Be2 d6 8.Bb2 Be7 9.Nf3 0-0 10.0-0 d5 11.d3 Re8 12.Nbd2 Qc7 13.Re1 Bd6 (13...Be6 14.Be5 Qd7 15.Rb1+- ) 14.h3 (14.Bf6 gf6 15.d4 f5+- ) 14...Nh5 15.Bf1 Bd7 16.c4 dc4 17.Nc4 Rad8 18.Nd6 Qd6 19.Qb3 Rf8 (19...b5 20.Rec1+- ) 20.Qb7 Rb8 21.Qa7 (21.Be5 Qe5 22.Qd7+- (22.Ne5?! Rb7 23.Rec1 Nf6+- )) 21...Rb2 22.Reb1 Rb1 23.Rb1 Be6 24.d4 h6 (24...Bh3 25.Rc1 Be6+- ) 25.Rb7 Nf6 26.a4 Bc8 27.Rb1 g5 28.a5 c5 (28...Bf5 29.Ra1+- ) 29.Qc5 Qc5 (29...Qd8 30.a6 Be6 31.Ng5+- ) 30.dc5 Rd8 31.a6 Ba6 (31...Bf5 32.Rb6 Kg7 33.Nd4+- ) 32.Ba6 Nd7 (32...Kg7+- ) 33.c6 Nc5 (33...Kg7 34.c7 Ra8 35.Nd4+- ) 34.Bb7 (better is 34.c7 Ne6 35.cd8R Nd8+- ) 34...Nb7 (34...Ne6+- ) 35.cb7 Rb8 36.Ne5 Kg7 37.Nd7 f6 38.Nb8 Kf7 39.Nc6 1–0. Fournier,Frederic (2000) – levilcoyote (1680), Active, 2004.

6.Be5 c6 7.Be2 d6 8.Bf6 Qf6 9.Nc3 Bf5 10.Nf3 h6 11.0-0 Be7 12.Nd4 Bd7 13.Bg4 Bg4 14.Qg4 0-0 15.f4 Rae8 16.Ne4 Qh4 17.Qh4 Bh4 18.g3 Bf6 19.Nd6 Rd8 20.Nb7 Rb8 21.Rab1 Bd4 22.ed4 f5 23.Nc5 Rb1 24.Rb1 Rd8 25.c3 Kf7 26.Rb7 Kg6 27.Ra7 Re8 28.Kf2 Rb8 29.Nb3 Rb5 30.Ra6 Kh5 31.Rc6 g6 32.Nc5 Rb2 33.Ke3 g5 34.Ne6 gf4 35.Kf4 Rd2 36.Ng7 1-0. MASZTALERZ (2260) - nico_sl, Rated Classical game, lichess.org.

6.Be5 Nd5 7.c4 (7.Nf3!? a6 8.Bc4 d6+- ) 7...Nb4 8.a3?? (better is 8.c5+- ) 8...Nd3+= 9.Ke2 Ne5 10.Nf3 (10.d4 Ng4+=) 10...Ng4 (10...Nf3 11.gf3 c6 12.Ba4–/+) 11.h3 Nf2?? (better is 11...Nf6+=) 12.Kf2+- c6 13.Ba4 b5? (13...d5 14.cd5 Qd5 15.d4+- ) 14.Bb3 (better is 14.cb5!? cb5 15.Bb5+- ) 14...bc4 15.Bc4 Be7 (15...d5 16.Bd3+- ) 16.Qb3 (16.d4 d5 17.Bd3 Bd7+- ) 16...0-0 17.Nc3 Bh4 18.Nh4 Qh4 19.g3 Qd8 20.Rhf1 (20.Bd3 d6+- ) 20...Qf6? (better is 20...d5 21.Bd3 d4+/-) 21.Kg2+- Qd8? (21...Qg6+- ) 22.Bf7 Rf7 (22...Kh8+- ) 23.Qf7 Kh8 24.Qf8 Qf8 25.Rf8 1–0. guest1045 – guest2050, ICC, 2003.

6.Be5 Bd6 7.Nf3 0-0 8.0-0 1–0. wlittle (2125) – jlambe (1860), net–chess.com, 2004.

6.Be5 Qe7 7.Nf3 (7.Bc7?! Qc5+/-) 1–0. Pleschke,Helmut – Duker,Jan, IECG, 1999.

6.Be5 Be7 7.d4 0-0 8.Nf3 (8.Bd3 and White can already relax 8...Ne8+- ) 8...d6 (8...Ne4 does not win a prize 9.Bd3 f5 10.c3+- ) 9.Bf6 Bf6 10.h3 (10.Bd3 keeps an even firmer grip 10...c5 11.0-0 h6+- ) 10...c6 (10...c5 cannot change what is in store for White 11.a4+- ) 11.Bc4 (11.Bd3 seems even better 11...c5 12.0-0 Be6+- ) 11...d5 (11...Qa5 doesn't change the outcome of the game 12.c3+- ) 12.Bd3 Be6 (12...c5 does not solve anything 13.Be2+- ) 13.e4 (better is 13.c3+- secures the win) 13...de4 14.Be4 c5? (14...Bd5 15.Bd5 Re8 16.Kf1 Qd5 17.Nc3 Qc4 18.Qd3 Qd3 19.cd3+- ) 15.c3 (better is 15.0-0 and White can already relax 15...cd4 16.Bb7 Rb8+- ) 15...cd4 16.cd4 (16.Bb7?! is no comparison 16...Qe7 17.0-0 Qb7 18.cd4 Rad8=; 16.Nd4?! Bc4 17.f3 Qd6+- ) 16...Bd4?? Black crumbles in face of a dire situation. . (16...Bd5 17.Bd5 Qa5 18.Nc3 Qc3 19.Kf1 Rfd8+- ) 17.Nd4 (17.Qd4 keeps an even firmer grip 17...Qa5 18.Qc3 Qc3 19.Nc3 Rac8+- ) 17...Qe8 (17...Bd5 otherwise it's curtains at once 18.Bd5 Qd5+- ) 18.Nc3 (better is 18.0-0 might be the shorter path 18...Rd8 19.Nc3+- ) 18...Bf5 (18...Bd5 is not much help 19.f3 Bc4 20.Qa4 Qa4 21.Na4+- ) 19.Qf3 (19.Nf5!? makes it even easier for White 19...g6 20.Qd5 Rd8+- ) 19...Rc8 (19...Be4 there is nothing better in the position 20.Ne4 Qe5+- ) 20.Qf5 (better is 20.Nf5 nails it down 20...Rc3 21.Qc3 Qe4 22.Ne3 h6+- ) 20...g6 21.Qf3 (better is 21.Qa5 makes it even easier for White 21...Rc3 22.Qc3 Qe4 23.Kf1 Qd5+- ) 21...a6 (21...f5+- desperation) 22.0-0 b5 23.Rfe1 Qd8 24.Bb7 (better is 24.Nc6 might be the shorter path 24...Qh4+- ) 24...Rc7 25.Ba6 (25.Nc6 and White can already relax 25...Qh4 26.Ba6 Rd7 27.Bb5 Kh8+- ) 25...b4 26.Nd5 Rc6 27.Nb4 (better is 27.Nc6 and White wins 27...Qg5+- ) 27...Rf6 28.Qd3 (28.Qc3!? seems even better 28...Rd6 29.Ndc6 Qf6 30.Qf6 Rf6+- ) 28...Re8 29.Re8 Qe8 30.Rc1 Qe7 31.Nd5 Qd6 32.Nf6 Qf6 1–0. Liu,Kevin – Jurado,Abraham, CalChess–ch Monterrey, 2002.

5.Bb5+- Qg5

6.Bf1 e4 7.Nh3 Qg6 8.Nc3 Nf6 9.Nf4 Qg5 10.Nb5 Qc5 (10...Kd8 11.Bf6 gf6 12.Nc3+- ) 11.Bd4 (11.Bf6!? gf6 12.Nd5 Kd8 13.Nbc7 Rb8+- ) 11...Qc6 12.Bf6 gf6 (12...a6 13.Nc7! Qc7 14.Bd4+- ) 13.c4 (13.Nd5 Kd8 14.Qh5 Bd6 15.Nf6 Qc5 16.Nd6 Qh5 17.Nh5 cd6+- ) 13...Bg7 (13...a6 14.Nd4 Qd6 15.f3+- ) 14.Nd5 0-0 (14...Kf8+- ) 15.Nbc7 (better is 15.Ne7 Kh8 16.Nc6 bc6 17.Nc7 Rb8+- ) 15...Rb8 (15...Qc5 16.Na8 f5 17.Rb1+- ) 16.Ne7 (16.Ne7 Kh8 17.Nc6 dc6 18.Qa4+- ) 1–0. Kolisso,Bernardin – Maisonneuve,Lionel (1690), Rohde op, 2007.

6.g3 b6 7.Qf3 Rb8 8.Bc4 Nf6 9.d3 Bb7 10.e4 Bc5 11.h4 Qg4 (11...Qh6 12.g4 Qg6 13.g5 Ne4 14.de4 Be4 15.Bf7 Qf7 16.Qe4 Qf2 17.Kd1 Qf1 18.Qe1+- ) 12.Be5 Qf3 13.Nf3 Ng4 14.0-0 (14.Bc7?! Rc8 15.Bf4 Bf2 16.Ke2 Be4+- ) 14...Ne5 15.Ne5 Rf8 16.c3 Be7 17.Nd2 Bf6 18.d4 d6 (18...a6 19.Nd3+- ) 19.Ng4 (better is 19.Bb5!? Ke7 20.Nd7 Ba6 21.Nf8 Bb5+- ) 19...Be7 20.a4 a5 21.Rfe1 h5 22.Ne3 Kd8 23.Nd5 Bd5 24.Bd5 f5 25.f4 Rf6 26.e5 de5 27.Re5 Rg6 (27...Bd6 28.Re3+- ) 28.Kf2 Bd6 (28...c6 29.Bf3+- ) 29.Rf5 Rh6 30.Re1 c5 31.Nc4 Be7 (31...cd4 32.Nd6 Rd6 33.cd4+- ) 32.Rfe5 (better is 32.Rf7 Bh4 33.gh4 Rf6 34.Rg7 b5 35.Rg8 Kd7 36.Ne5 Kd6 37.Rb8 Kd5+- ) 32...Bf6 33.Re8 Kc7 34.Rb8 Kb8 35.dc5 bc5 36.Ne5 Kc7 37.c4 Rh7 (37...Bd8 38.Bf3+- ) 38.Rb1 Rh8 39.Rb7 Kd6 (39...Kc8 40.Rb5 Bd8+- ) 40.Nf7 1–0. Fournier,Frederic (1895) – Siegfried Francois, FRA Ch (Team) Picardie 3B Senlis–Couvro, 2008.

6.g3 b6 7.Nf3 Qf5 8.Ne5 c6 9.Bd3 Qf6 10.0-0 d6 11.Nc4 Qh6 12.Qf3 d5 13.Ne5 f6 14.Nc6 Bd6 15.Qd5 Bc7 16.Qe4 Be5 17.Ne5 Ne7 18.Bb5 Kf8 19.Qa8 g5 20.Nd7 Kg7 21.Bf6 Kg6 22.Bh8 Bd7 23.Bd7 (23.Bd7 Qg7 24.Qe4 Kf7 25.Qf3 Nf5 26.Qf5 Kg8 27.Bg7 Kg7 28.Be8 h6 29.Qg6 Kh8 30.Bf7 g4 31.Qh6#) 1–0. agluis (2010) – magilla (1905), net–chess.com, 2003.

6.g3 b6 7.Nf3!? Qh5 8.Ne5 Qd1 9.Kd1 f6 +- .

6.g3 e4 7.Nc3 +- .

6.g3 Nf6 7.Nf3 Qf5 8.Ne5 Qe4 9.0-0?? (9.Nf3 Qb4 10.Bf6 Qb5+- ) 9...c6? (better is 9...Qb4 10.Nc3 Qb2+- ) 10.Bd3 Qd5 (10...Qb4 11.Bd4+- ) 11.Qf3 (better is 11.Bc4 Qc5 12.Bf7 Kd8+- ) 11...Qe6 12.Bf5 Qe7 13.Ba3 (better is 13.Ng4 Ng4 14.Qg4 h5+- ) 13...d6?? (better is 13...Qe5 14.d4 Qd5 15.Qd5 Nd5 16.Bf8 Kf8+=) 14.Bc8 (better is 14.Nc6 Qc7 15.Bc8 bc6+- ) 14...Qe5 (14...Rc8 15.Nd3+- ) 15.d4 (better is 15.Bb7 Rb8 16.Qc6 Kd8+- ) 15...Qb5 16.Bf5 Nd5 17.Qe4 (17.Bd3 Qa4+- ) 17...Be7 (17...Ne7 18.Bh3 Rd8+- ) 18.Bd6 0-0 (18...Kd8 19.Qe5 Qb2 20.c4+- ) 19.Bh7 Kh8 20.Be7 Rfe8 (20...Ne7 21.Qh4 g5+- ) 21.Qh4 Re7 22.Bd3 1–0. Fournier,Frederic – perelluis30, Active, 2007.

6.Nf3 Qg2

7.Rg1 Qh3

8.Be5 c6 9.Bf1 Qh6 +- .

8.Be5 f6 9.Bc7 a6 10.Ba4 (10.Bf1 Qh5+- ) 10...b5 11.Bb3 Nh6 (11...Bb7 12.Rg3 Qh5 13.Nd4+- ) 12.Bd5 Ra7 13.Bb8 Bb7 14.Rg3 Qh5 15.Ba7 Bd5 16.e4 Be4 (16...Bb7 17.d3+- ) 17.Qe2 Qf5 (17...d5 18.d3 Bd6 19.de4 Bg3 20.hg3+- ) 18.d3 Bd6 (18...d5 19.de4 Qe4 20.Nd4+- ) 19.de4 Qh5 20.Rg7 Rg8 21.Rg8 Ng8 22.a4 Bb4 (22...Be5 23.c3 Bh2 24.Bd4+- ) 23.c3 Bd6 24.ab5 ab5 25.Bb8! Be7 (25...Bb8 26.Ra8) 26.Ra8 Kf7 27.Ne5! fe5 (27...Qe5 28.Be5) 28.Qh5 Ke6 (28...Kf8 29.Be5 Bd8 30.Rd8 Ke7 31.Qe8) 29.Qf5 1–0. market – pudgie_19, GameColony.com, 2002.

8.Be5 Nf6 9.Bc7 a6 10.Bf1 Qh6 (10...Qe6+- 11.Nd4 Qe7 12.Nc3 d6 13.Bb6 g6 14.Qf3 Bg7 15.Bc4 0-0) 11.Bf4 Qh5 (11...g5 12.Rg5 (12.Bg5 Qg6 13.Nc3 d6 14.Bd3 Qg7 15.Rb1 Ra7) 12...Be7 13.Rg8 Ng8 14.Bh6 Nh6 15.Nc3+- Ng4) 12.Rg5 Qh6 (12...d6 13.Rh5 Nh5 14.Bg5+- (14.Nc3 Bg4 15.h3 Bd7) 14...h6 15.Bh4 g5) 13.Re5 Be7 14.Bh6 gh6 15.Nc3 d6 (15...Rg8+- ) 16.Ra5 Bf5 (16...Rb8 17.Nd5+- ) 17.Rf5 1–0. usingprogram – janpiecha, internet, 2011.

8.Be5 Nf6 9.Bc7 Nd5 10.Be5 f6 11.Nc3 Nc3 12.Bc3 b6 13.Nd4 Bb7 14.Rg3 Qh2 15.Qg4 0-0-0.

8.Be5 Nf6 9.Bc7 h6 A) 10.Nd4 a6 (10...g6 11.Nc3 Be7 12.Rb1 a6 13.Bf1 Qh5 14.Qh5 Nh5 15.Nd5 Bc5) 11.Bf1 Qh5 12.Qh5 Nh5 13.Nc3 Ba3 14.Be2 g6 15.Bh5 Bb2; B) 10.Rg3 Qh5 11.Nc3 b6 12.Be2 Bb7 13.Ne5 Qh2 14.Bf3 Rc8 15.Nb5 d5; C) 10.Bf1 Qh5 (10...Qf5 11.Nc3 d6 12.Rb1 Qc5 13.Bb5 Bd7 14.Ba5 b6 15.Bd7 Kd7) 11.Nc3 d6 12.Rb1 Qc5 13.Bb5 Bd7 14.Ba5 b6 15.Bd7 Kd7; D) 10.Nc3 a6 (10...Qh5 11.Be2 d6 12.Nb5 Qc5 13.Ba5 Bg4 14.d4 Qf5 15.c4 b6) 11.Rg3 Qh5 12.Be2 d6 13.Rb1 Nd5 14.Nd5 Qd5 15.Nd4 Qh1.

8.Rg3 Qe6 9.Qe2 (9.Be5 c6 10.Bd3 f6+- ) 9...Nf6? (9...c6!? 10.Ba4 d6+/-) 10.Be5 (10.Rg5!? Ng4 11.h3 a6+- ) 10...c6 11.Bc4 d5 12.Bb3 Ne4 13.Rg1 (13.Rg7?! f6 14.Ng5 Ng5 (14...Qe5?? 15.Qh5 Kd8 16.Nf7 Kc7 17.Ne5 Bg7 18.Qf7 Kb6 19.Qg7+- ; 14...fg5?? 15.Qh5 Qg6 16.Rg6 hg6 17.Qg6 Kd7 18.Bh8+- ) 15.Rg5 fe5 16.Qh5 Kd8+=) 13...Bb4? (better is 13...f6 14.Bb2 Nd6+- ) 14.c3 Ba5 (14...f6 A) 15.Rg7?! Bf8 16.Ng5 A1) 16...Qe5?? 17.Qh5 Kd8 18.Nf7 Kc7 19.Ne5 (19.Nh8?! Bg7 20.Qf7 Bd7 21.Qg7 Qh2+=) 19...Bg7 20.Qf7 Kb6 21.Qg7+- ; A2) 16...Ng5 17.Rg5 fe5+=; B) 15.cb4 fe5 16.d3+- ) 15.Bg7 Rg8 16.Na3 (16.d3 Nc5+- ) 16...f5? (16...f6 17.Qd3 Qf7+/-) 17.Nc2 Nf6 18.Bf6 Rg1 19.Ng1 Qf6 20.Qh5 Qf7 21.Qf7 Kf7 22.0-0-0 Be6 23.f4 Rd8 24.Nf3 Bb6 25.h4 Rg8 26.Rg1 Rg1 27.Ng1 h5 28.Nf3 1–0. Fournier,Frederic (1840) – luc1967, Active, 2005.

4.e3 Nc2?

5.Qc2+- c6 6.Be5 cb5 7.Bb5 Nf6 8.Nf3 Be7 9.Bc7 Qc7 10.Qc7 0-0 11.Ne5 d6 12.Qe7 de5 13.Qe5 Rd8 14.0-0 Be6 15.d4 Ng4 16.Qg3 a6 17.Be2 b5 18.Bg4 Bg4 19.Qg4 Rac8 20.Nd2 Rc2 21.Nf3 b4 22.Rfc1 Rc3 23.Rc3 bc3 24.Rc1 a5 25.Rc3 h6 26.Rc8 Rc8 27.Qc8 Kh7 28.d5 Kg6 29.d6 Kf6 30.d7 Kf5 31.d8Q Ke4 32.Qc6 Kf5 33.Qdd5 Kg4 34.h3 Normal 1-0. zembelek (2135) - D_War (1630), Rated Classical tournament qy0xFhlO, lichess.org, 2016.

5.Qc2+- d6 6.d4 f6 (6...Nf6 7.Nd2+- ) 7.Nf3 ed4 (7...Ne7 8.Nc3+- ) 8.Nd4 Bd7 (8...Ne7 9.Nd2+- ) 9.Bd3 Rc8 10.Bh7 Ne7 11.Bg6 (11.Nc3 Kf7 12.Qb3 Ke8+- ) 11...Ng6 12.Qg6 Ke7 13.Qe4 (13.Nc3 c6 14.Ne4 Rh6 15.Nf5 Bf5 16.Qf5 Qd7 17.Nd6 Qd6 18.Qc8 Qb4 19.Kd1 Qb2 20.Qb7 Ke6 21.Qc6 Kf7 22.Qc4 Ke7+- ) 13...Kf7 14.Qb7 Rb8 (14...Rh5 15.Qf3 Rc5 16.a4+- ) 15.Qd5 Ke8 (15...Kg6 16.Nc3+- ) 16.Nc3 Qe7 (16...Be7 17.Qe4 Kf8 18.Nd5+- ) 17.Qc4 c5 (17...Rb7 18.Nd5 Qe4 19.f3 Qh4 20.g3+- ) 18.bc6 Rb2 (18...Bc8 19.Bc1 Qe5 20.Qa4+- ) 19.Nd5 Qe4 (19...Qd8 20.cd7 Qd7 21.Nc7 Kd8 22.Nc6 Kc8 23.Na7 Kd8 24.Nc6 Kc7 25.Ne5 Kd8 26.Nd7 d5 27.Qd5 Bb4 28.Kf1 Rd2 29.Qa8 Kd7 30.Qh8 Be7+- ) 20.cd7 Kd7 21.Qa4 Kc8 22.Rc1 Kb8 (22...Kd8 23.Nc6 Kd7 24.Nb8 Ke6 25.Qe4 Kf7 26.Rc7 Be7 27.Qe7 Kg6 28.Qg7 Kf5 29.Qf6 Ke4 30.Qe6 Kd3 31.Qf5) 23.Nc6 Kb7 (23...Kc8 24.Nce7 Kb8 25.Qe8 Kb7 26.Qc8) 24.Qa7 Kc8 25.Qc7 1–0. pcmvr – siggidd, net–chess.com (1), 2019.

5.Qc2+- d6 6.e4 Bg4 7.Be2 Be2 8.Ne2 Qg5 9.0-0 Nf6 10.d4 Qh5 11.de5 Ng4 12.h3 Ne5 13.Be5 de5 14.Nbc3 Bd6 15.Nd5 0-0 16.Ng3 Rac8 17.Nh5 c6 18.bc6 Rc6 19.Qb3 Rfc8 20.f4 ef4 21.Ndf4 Bc5 22.Kh1 Bd6 23.Nd3 Rc3 24.Qf7 (24.Qf7 Kh8 25.Qg7#) 1–0. wach – Him, Caissa.com, 2004.

5.Qc2+- d6 6.Nf3 Bg4 7.Be2 Bh5 8.0-0 Nf6 9.Nc3 Be7 10.d4 ed4 11.Nd4 Bg6 12.Qb3 0-0 13.Nd5 Nd5 14.Qd5 Rb8 15.Rac1 Qd7 16.Bf3 Rfe8 17.Qc4 Rec8 18.Rc3 Bf6 19.Rfc1 h6 20.e4 Qe7 21.Bg4 Qe4 22.Bc8 Rc8 23.Re3 Qf4 24.Qd5 Be5 25.g3 Qg4 26.Qb7 1–0. Wall,Bill – CountRival, internet, 2000.

4.e3 c5?

5.ed4 cd4 6.Nf3 f6 7.Bc4 d5 8.Be2 Nh6 9.0-0 Bc5 10.c3 (better 10.d3+-) 10...d3 11.Bd3 e4 12.Re1 0-0 13.Be2 ef3 14.Bf3 d4 15.d3 Rb8 16.c4 Bf5 17.Na3 Nf7 18.Nc2 Ne5 (18...Kh8 19.Be4 Be4 20.Re4+- (20.de4?! d3 21.Ne3 Ne5=)) 19.Be4 (19.Bd5!? Kh8 20.Nd4 Bd4 21.Bd4 Nd3+-) 19...Be4 20.Re4 (20.de4?! Qc7 21.a3 d3=+) 20...a6 21.a4 ab5 22.ab5 Ra8 23.Ra8 Qa8 24.Bd4 Bd4 25.Nd4 Rd8 26.f4 Nd7? (better 26...Qa7 27.Kf1 Rd4 28.fe5 fe5+-) 27.Nf5 Nc5 28.Rd4 (better 28.Re7 Kf8 29.h4+-) 28...Rd4+/- 29.Nd4 Qd8 30.Nb3 (30.Nf3 Qd3 31.Qd3 Nd3+/-) 30...Nd3 (better 30...Nb3 31.Qb3 Qd4 32.Kf1 Qf4 33.Kg1 Qd4 34.Kf1 Qf4 35.Ke2 Qg4 (worse 35...Qh2 36.c5 Kf8 37.Qd5+-) 36.Kd2 Qg2 37.Kc3 Qe2=) 31.Kf1+- Qd6 32.g3 Qd7 33.Kg2?? (33.Qd2 Qh3 34.Kg1 Qf5+/-) 33...b6 (33...Nf4 34.gf4 Qd1 35.Na5-+) 34.Nc1?? (34.Qe2 Kf7+/-) 34...Qb7 (better 34...Nf4 35.gf4 Qd1-+) 35.Kg1+/- Nc1 36.Qc1 Qc7 37.Qc3 Qc5 38.Kg2 h5 (38...Kf7 39.Qd3 f5 40.Kf3+/-) 39.Qd3+- Kf7 40.Kf3 (40.Kf3 Qg1 41.Qd7 Kg6 42.Qe8 Kh6 43.Qh8 Kg6 44.f5 Kf5 45.Qh5 Ke6 46.Qd5 Ke7 47.Qb7 Kf8 48.Qc8 Kf7 49.Qd7 Kf8 50.Qe6+/-) 1-0. s583 (2040) - DaTribe (2100), Rated Blitz game, lichess.org, 2016.

5.ed4+- cd4 6.Nf3 d6 7.Be2 Be6 8.0-0 g5 (8...Bf5 9.Re1+- ) 9.c3 g4 10.Ne1 h5 (10...dc3 11.Nc3 Nf6 12.d4+- ) 11.cd4 e4 (11...Bg7+- ) 12.d5! Rh7 (12...Bd5 13.Bh8) 13.de6 f5 (13...fe6 14.d3+- ) 14.Nc3 d5 15.d3 d4 16.Nb1 Qd5 17.de4 Qe4 (17...fe4 18.Qd4 Qd4 19.Bd4+- ) 18.Nd2 Qe6 19.Bc4 Qg6 20.Nc2 0-0-0 (20...Re7 21.Nd4 Nf6 22.Be6+- ) 21.Nd4 f4 (21...Re7 22.N2b3 Ree8 23.b6 ab6 24.Rc1+- ) 22.Ne6 Rdd7 (22...Re8 23.Nf4 Qg5+- ) 23.Nf8 Qf5 24.Nd7 Qd7 25.Rc1 Kb8 26.Be5 Ka8 27.Bg8 Rh6 28.Qc2 a6 (28...Qc6 29.bc6 Rc6 30.Qd3 a5 31.Qd8 Ka7 32.Rc6 bc6 33.Qc7 Ka6 34.Bc4) 29.Qc8 Qc8 30.Rc8 Ka7 31.Bd4 b6 32.Bd5 Rd6 (32...Rh8 33.Rh8 ab5 34.Ra8) 33.Ra8 1–0. tromar (1835) – lookoutson, GameColony.com, 2002.

4.e3 Bc5??

5.ed4 ed4 6.Bc4 d6 7.Nf3 Nf6 8.Bd4 Bd4 9.Nd4 d5 10.Bb3 c6 11.bc6 bc6 12.Qe2 Ne4 13.d3 0-0 14.de4 Re8 15.0-0 Re4 16.Qd1 Qf6 17.Re1 Re1?? 18.Qe1 Bb7 19.c3 Kf8 20.Nd2 Re8 21.Qc1 c5 22.Qa3 Qe7 23.Nf5 Qe2 24.Qc5 Kg8 25.Nf3 Qb2 26.Rd1 g6 27.Nd6 Re2 28.Nb7 Kg7 29.Qd4 f6 30.Nc5 Rf2 31.Qf2 Qf2 32.Kf2 g5 33.Ne6 Kg6 34.Rd5 h5 35.Bc2 Kh6 36.Neg5! fg5 37.Rg5 a5 38.Rg6 Kh7 39.Ng5 Kh8 40.h4 a4 41.Nf7 Kh7 42.Rg5 1–0. Trkn – sniper!, itsyourturn.com, 2000.

5.ed4 ed4 6.Bd3 c6 (6...d5 7.Qe2 Be6 8.Qe5+- ) 7.Ne2 (7.Nf3 Qf6+- ) 7...Qe7 (7...Qh4 8.0-0+- ) 8.0-0 Nh6 (8...Qh4 9.f4+- ) 9.Nd4 cb5 (9...0-0+- ) 10.Re1 Qe1 (10...b4 11.Re7 Be7 12.Qe2+- ) 11.Qe1 Be7 (11...Kd8 12.Qe5 Bd4 13.Bd4+- ) 12.Nb5 Ng4 13.Nc7 (13.Nd6 Kd8 14.Nf7 Ke8 15.Ba3 d6 16.Bd6 Ne3 17.Qe3 Be6 18.Qe6 Kf8 19.Be7 Kg8 20.Nd6) 13...Kd8 14.Na8 Nh2 15.Kh2 (15.Qe5 Nf3 16.gf3 Bb4+- ) 15...Bd6 16.g3 g5 17.Bf6 (17.Bf6 Be7 18.Qe7) 1–0. jaddwarrior – smoothazz4, ChessWorld.net, 2014.

5.ed4 ed4 6.Nf3 Qf6 7.d3 a6 8.Nbd2 Ne7 9.Ne4 Qe6 10.Be2 Bb4 11.Ned2 0-0 12.Nd4 Qd5 13.0-0 Ng6 14.Bf3 Qg5 15.Ne4 Qe7 16.Nf5 Qe6 17.Ng7 Qb6 18.Nf6 Kh8 19.Nd5 Qc5 20.Ne6 Ne5 21.Nc5 Re8 22.Nc7 Rg8 23.Be5 f6 24.Bf6 Rg7 25.Qe2 h5 26.Qe8 Kh7 27.Qh5 Kg8 28.Bd5 Kf8 29.Qh8 Rg8 30.Qg8# 1–0. Woelfelschneider,Peter (2300) – De Paula,Alessandro (2000), remoteschach.de, 2005.

5.ed4 ed4 6.Qh5 Nf6 (6...d6 7.Bc4 Qf6+- ) 7.Qc5 d6 8.Qd4 Qe7 (8...0-0 9.Bd3+- ) 9.Be2 Bd7 10.Nc3 0-0-0 (10...a6 11.ba6 Ra6 12.Nf3+- ) 11.Qa7 Bf5 12.0-0-0 Ne4 13.Ne4 (better is 13.Nd5 Qe6 14.Qa8 Kd7 15.Qb7 Rc8+- ) 13...Qe4 14.Bd3 Qg4 15.h3 Qg6 16.Bf5 (16.Qa8!? Kd7 17.Qb7 Rb8 18.Qc6 Kc8+- ) 16...Qf5 17.Re1 (better is 17.Qa8!? Kd7 18.Qb7 Qc5+- ) 17...Rhe8 (17...Qb5 18.Nf3 Rde8 19.Nd4+- ) 18.Nf3 Re7 (18...Qb5 19.Bg7 Kd7+- ) 19.Re7 Qf6 (19...Qc2 20.Kc2 Re8 21.Qa8) 20.Qa8 1–0. Bot,Florian – Sancey,Frederic, Phase Finale Tournoi C, 2008.

5.ed4 Bd4 6.Bd4 ed4 7.Qe2 Qe7 8.Nf3 c5 9.bc6! 1–0. Kleindl – Heinicke, corr SOK–88–28, 1988.

5.ed4 Bd4 6.Bd4 ed4 7.Nf3 Qf6 8.Bc4 Ne7 9.0-0 d5+/- 10.Bb3 c6 11.bc6 bc6 12.d3 0-0 13.Nbd2 Bg4 14.Re1 Nf5 15.h3 Bh5 16.g4 Bg4 17.hg4 Qg6 18.Ne5 Qg5 19.Ndf3 Qf4 20.gf5 Qf5 21.Nc6 Rfe8 22.Ne7 Re7 23.Re7 Qg4 24.Kh1 Qh3 25.Nh2 Qf5 26.Qf3 Qf3 27.Nf3 (27.Nf3 a6 28.Bd5+- ) 1–0. Callaan (1795) – astrop, internet, 2007.

5.ed4 Bd4 6.Bd4 ed4 7.Qg4 Qf6 8.Bd3 d6 9.Qe2 Ne7 10.h3 0-0 11.Nf3 Nf5 12.0-0 Bd7 13.Bf5 Bf5 14.Qc4 d3 15.c3 Rac8 16.Nd4 Rfe8 17.Nf5 Qf5 18.a4 Re2 19.f3 c6 20.g4+- Qf4?? 21.Qf4 1–0. Baer,Cy (1895) – Righetti,Claudio (1815), RSS7E easy–57, 2007.

4.e3 d6

5.c4 (--> 1.b4 e5 2.Bb2 d6 3.c4 Nc6 4.b5 Nd4 5.e3).

5.ed4 ed4 6.Be2 c5 7.bc6! bc6 (7...Qb6 8.Na3 d3 9.Rb1 de2 10.Qe2 Ne7 11.Bg7 Qb1 12.Nb1 Bg7 13.c7+-) 8.Bd4 c5 9.Be3 g6 (9...Nf6 10.Nf3+-) 10.c3 Bg7 (10...Nf6 11.Bf3 d5 12.d4+-) 11.Nf3 (better 11.d4 Qe7+-) 11...d5 (11...Nf6 12.d4 Nd5 13.Bb5 Bd7 14.Bd7 Qd7 15.0-0+-) 12.d4 (better 12.Bc5!? Qc7 13.Bd4 Nf6+-) 12...cd4 13.cd4 (better 13.Bd4 Nf6 14.0-0+-) 13...Ba6 (13...Nf6 14.0-0+-) 14.Ba6 (better 14.Qa4 Kf8 15.Ba6+-) 14...Qa5 15.Qd2 (15.Nc3 Qa6 16.Qb3 Nf6+-) 15...Qa6 16.Nc3 Ne7 17.Qe2 0-0 (17...Qc6 18.Rc1 0-0+-) 18.Qa6 Nf5 19.0-0 (19.Nd5 Rad8 20.Nc7 Rd7 21.Qa7 Re7+-) 19...Nd4 20.Nd4 1-0. ClayPigeons (2210) - DCaKaroto (2215), Rated Bullet game, lichess.org, 2021.

4.e3 Ne6

5.a4 Nf6 6.Nf3 d6 7.c4 Be7 8.Nc3 0-0 9.Rg1? (9.d4 ed4 10.Nd4 Nd4 11.Qd4 c5=) 9...Bd7 (9...e4 10.Nd4 Nd4 11.ed4-/+) 10.h3 (10.Qc2 Nc5=+) 10...a6 (10...e4 11.Nd4 Nd4 12.ed4-/+) 11.g4=+ ab5 (11...h6 12.g5 hg5 13.Ng5 ab5 14.Ne6 Be6 15.ab5 Ra1 16.Qa1=+) 12.g5 Nh5 13.ab5 Ra1 14.Qa1 c6 (14...Ng5? 15.Ng5 Bg5 16.Be2+-) 15.Nh4? (15.Be2!?=) 15...cb5 (15...Ng5 16.Qd1 g6 17.Nf3 Nh3 18.Bh3 Bh3 19.Ne5-+) 16.cb5 (16.Qd1 g6 17.Nb5 Ng5-/+) 16...Nc5 (better 16...Ng5 17.Qd1 g6-/+ (worse 17...Nh3 18.Bh3 Bh3 19.Qh5+=)) 17.Nf5?? (better 17.Qd1 g6 18.Nf3=+) 17...Bf5-+ 18.h4 (18.Qd1 g6 19.h4-+) 18...Qb6 (18...d5 19.Na4 d4 20.Qd1-+) 19.Ba3?? (19.Nd5 Qd8 20.Nc3-+) 19...Nd3 (19...Ra8!? 20.Nd5 Qd8 21.b6-+) 20.Bd3 Bd3 21.Qb1 (21.Nd5 Qd8 22.f4-+) 21...f6 (better 21...Bb1 22.Nb1 Ra8-+) 22.Qc1?? (better 22.Qd3 Ra8 23.Nd5+/-) 22...fg5 23.hg5 g6 (better 23...Qa5!? 24.Nd5 Kf7 25.Nc3-+) 24.Nd5 Qd8 25.Ne7 (25.Qc3 Bf5 26.Qb4-+) 25...Qe7 26.Bd6 (26.Qc3 Qf7 27.Kd1 Qf2 28.Qd3 Qg1 29.Kc2-+) 26...Rd8 (26...Qd6 27.Qc3 Qd5-+) 27.Be7+- Rd7 28.Qc8 Kf7 29.Qd7 Nf6 (29...Bb5 30.Qd8 Nf4 31.ef4 b6 32.Ba3 h5 33.Qf6 Kg8 34.Bf8 ef4 35.Qg7) 30.Bf8 (30.Bf6 Kf8 31.Qe7 Kg8 32.Qg7) 30...Nd7+- 31.Bc5?? (better 31.Ba3+-) 31...Nb6?? (better 31...Nc5 32.b6 e4-/+) 32.Rg4 (32.Bb6 Ke6+-) 32...Ke6 (32...Nd7 33.Ba3 Bb5+-) 33.Rd4 (better 33.Bb6 Kf5 34.f3 e4+-) 33...Nd5?? (better 33...ed4 34.Bb6 Bb5 35.Bd4 Kf5=) 34.Rd5 (better 34.Rd3 e4 35.Rd4+-) 34…Kd5= (34...Kd5 35.Bf8 e4=) 0-1. sony1111 - jona_vz (2120), Rated Bullet tournament, lichess.org, 2016.

5.c4 d6 (--> 1.b4 e5 2.Bb2 d6 3.c4 Nc6 4.b5 Nd4 5.e3 Ne6).

5.c4 Nf6 6.Nf3 d6 7.Be2 Nc5 (7...a6!?=) 8.d4+= e4 (8...ed4 9.ed4 Nce4 10.0-0+=) 9.Ng5 (better 9.dc5!? ef3 10.Bf3+- ) 9...Ne6+= 10.Ne6 fe6 (10...Be6 11.d5 Bf5 12.0-0+=) 11.0-0 (11.Nd2 d5+=) 11...d5 (11...Be7 12.Nd2+=) 12.Nd2 (12.Bh5 g6 13.Be2 a6+=) 12...Be7 13.c5 (13.f3 ef3 14.Nf3 0-0+=) 13...0-0 14.f3 c6 (14...ef3!? 15.Nf3 a6+=) 15.fe4+- 1–0. Goldmund,Heike – Moses,Don (1800), FICGS, 2014.

5.c4 Nf6 6.Nf3 Bd6 7.Be2 0-0 8.0-0 e4= 9.Nd4 Bc5 10.d3 a6 11.Nc3 Nd4=+ 12.ed4 Bd4 13.a4 e3–/+ 14.fe3 Be3 15.Kh1 ab5 16.ab5 Ra1 17.Qa1 d5 18.Nd5= Nd5 19.Bg7 Re8 20.Bh8? Bh6 21.Bh5=+ Re7 22.Bf6?? Nf6–+ 23.Qf6 Bg7 24.Qg5?? h6 25.Qg3 Qd4–+ 26.Re1? Re1 27.Qe1 Be6 28.Qg3 Qa1 (28...Qa1 29.Bd1 Qd1 30.Qe1 Qe1) 0–1. gtate (1965) – ofi (1855), net–chess.com, 2004.

5.c4 Nf6 6.Nf3 e4 7.Nd4=.

5.Bc4 d5 6.Bb3 f6 7.Nf3 Ne7 8.Nc3 Nc5=+ 9.0-0 Nb3 10.ab3= Bg4 11.d3 Ng6 12.e4 d4–/+ 13.Nd5 c6–+ 14.bc6 bc6 15.c4 cd5 16.ed5 Bb4 17.Qe2 0-0 18.h3 Nf4 19.Qe4 f5 20.Qe5 Bd6 21.Qe1 Bf3 22.gf3 Nh3 23.Kh1–+ Re8 24.Qd1 Qh4 25.f4 Nf2 26.Kg2 Nd1 27.Rad1 Re2 28.Kf3 Re3 29.Kg2 Qg3 30.Kh1 Re2 (30...Re2 31.Rf2 Qf2 32.Bd4 Qg2; 30...Qh3 31.Kg1 Qg4 32.Kh2 Rh3) 0–1. rabelloenter (2035) – sanbarrett (2320), net–chess.com, 2006.

5.Be2 Nf6 6.Nf3 Be7 7.Nc3 0-0 8.0-0 e4= 9.Nd4 Nd4=+ 10.ed4 d5 11.d3 Re8 12.de4 de4 13.f3 Bf5 14.Ne4 Be4 15.fe4+= Ne4 16.Bd3 Nf6 17.Qf3 Rb8 18.Bc4 Rf8 19.Rad1 h6 20.d5 Qc8 21.Bf6 Bf6+= 22.Bd3 Re8 23.Rde1 Qd7 24.Re8 Re8 25.c4 ½–½. Acevedo,Daiana – Saffioti,Cecilia, CSF–ch U12 Girls, 1999.

5.Be5 Bb4 6.Nf3 Nf6 7.Be2 d6 8.Bb2 0-0 9.a3 Ba5 10.0-0 b6 11.c4 Bb7 12.d4 c5? (12...a6 13.a4+/-) 13.d5 (better 13.bc6!? Ba6+-) 13...Nc7 14.Qc2 1-0. OyunSonu (2165) - xav12 (1665), Rated Blitz game, lichess.org, 2016.

5.Be5 c5 6.c4 d6 7.Bb2 Be7 8.Nf3 Bf6 9.Nc3 Ne7 10.Qc2 b6 11.Nd5 Bb2 12.Qb2 Bb7 13.e4 Ng6 14.d4 0-0 15.Bd3 Bd5 16.cd5 Nef4= 17.Bf1 Re8 18.e5? de5–+ 19.Ne5?? Qd5 20.g3?? Qh1 21.Qb3 Qe4 22.Qe3 Qe3 23.fe3 Nd5 24.Bg2 Ne3 25.Kf2 Ng2 (25...Ng2 26.Ng6 Ne3 27.dc5 hg6–+) 0–1. Melzig,Ernst – Mueller,Lothar, 18 sen. Bay. EM2006 Schney op, 2006.

5.Be5 c5 6.Nf3 Qa5 7.c4 Nh6 8.Be2 d6 9.Bb2 Be7 10.Nc3 Bf6 11.0-0 Qc7? (better is 11...0-0+/-) 12.Nd5+- Qd8 13.Nf6 gf6 14.d4 Rg8 15.Re1 f5 16.Bf1 Qf6 17.g3 f4 18.ef4 cd4 19.Nd4 Qh4 (19...Qf4 20.Bg2 Qg4+- ) 20.Bg2 Qf6 (20...Qe7 21.f5+- ) 21.Ne6 Qb2 22.Nc7 Kf8 23.Qd6 Kg7 24.Qe5 (better is 24.Na8 Ng4 25.Qc5+- ) 24...Qe5 25.fe5 Rb8 26.a4 Rf8 27.Nd5 b6 28.a5 Be6 29.ab6 ab6 30.Ra6 Rfe8 31.Rb6 Rbc8 32.Rb7 Rc4 33.Nc7 Re7 (33...Rc7 34.Rc7 Rb8+- ) 34.Ne6 fe6 (34...Re6 35.Bd5 Rc1 36.Rc1 Re5 37.Rd7+- ) 35.Re7 Nf7 36.b6 Rb4 37.b7 Kf8 38.Rc7 Kg7 39.Be4 (better is 39.Rc8 Ne5 40.f4 Nd3+- ) 39...Rb5 40.Rb1 Re5 41.b8Q (better is 41.Bg2 Re1 42.Re1 Kf6+- ) 41...Re4 42.Qe8 Kf6 43.Qf7 Kg5 44.h4 Kg4 45.Kg2 h6 (45...Rf4 46.Qf4 Kh5 47.Qg5) 46.f3 1–0. Mely (2495) – jucy (2245), ChessWorld.net, 2003.

5.Be5 Bd6 6.Bd6+- cd6 7.Nc3 Nf6 8.Qf3 Qc7 9.Bd3 0-0 10.Nge2 Rb8 11.0-0 b6 12.Ne4 Ne4 13.Qe4 g6 14.Qh4 Bb7 15.Nc3 Nc5 16.Bc4 Rbc8 17.Bd5 Bd5? 18.Nd5 Qd8 19.Ne7 Kh8 20.Qf6# 1–0. miehnekort – sotos24volos, Yahoo, 2005.

5.Be5 Be7 6.Bc4 Nc5?? 7.Bg7+- Bf6 8.Qf3 d5 9.Bh8 dc4 10.Bf6 Nf6 11.Nc3 a6 12.Nge2 ab5 13.Nb5 Ra5 14.Ned4 Nd5 15.c3 Nd3 16.Ke2 c5?? 17.Rhb1 Qg5?? 18.Nd6+- Kd8 19.Nf7 Kc7 20.Ng5 Ne5 21.Qd5 Bg4 22.f3 Bh5 23.Rb7 Kc8 24.Rab1 Bg6 25.Qe6 Kd8 26.Rb8 Kc7 27.R1b7# 1–0. coloplayah (2175) – rkgoss (2015), net–chess.com, 2007.

5.Be5 Ne7 6.Nf3 Nd5 7.c4 Nb6 8.Be2 d6 9.Bb2 Bd7 10.0-0 Be7 11.a4+- Nc8 12.d4 Ng5 13.Ng5 Bg5 14.f4 Bf6 15.e4 0-0 16.e5 de5 17.fe5 Be7 18.Kh1 c5 19.d5 Bg5 20.Bd3 Re8 21.Nd2 Nb6 22.a5 Nc8 23.Ne4 Be3 24.Qf3 Bd4 25.Bd4 cd4 26.Qf7 Kh8 27.e6 Be6 28.de6 Nd6 29.Nd6 Qd6 30.Rae1 Rf8 31.Qh5 h6 32.Qg6 Rf1 33.Rf1 Qe5 34.Qh7# 1–0. ball – dodobonito, internet, 2006.

5.Be5 Ne7 6.Nf3 f6 7.Bb2 Nc5 8.Nc3 Ng6 9.d4+- Ne6 10.h4 Bb4 11.h5+- Ne7 12.d5 Nc5 13.Qd4 Bc3 14.Bc3 b6? 15.h6 Nf5 16.hg7 Rg8 17.Qf4 d6 18.Rh7 Kf7 19.g4 Rg7 20.Ng5! Kg8 21.Qh2 Kf8 22.Rg7 Ng7 23.Qh8 (23.Qh8 Ke7 24.Qg7 Ke8 25.Qf7#) 1–0. jaskier (2130) – dodobonito, internet, 2006.

5.Be5 Ne7 6.Nf3 Ng6 7.Bb2 b6 8.Be2 Bb7 9.0-0 Bd6 10.c4 0-0 11.d4 c5 (11...a6 12.ba6 Ba6 13.Nc3+/-) 12.d5 Nc7 13.Nbd2 Ne8 (13...Qe7 14.Qb3+-) 14.Qc2 f6 (14...a6 15.ba6 Ba6+-) 15.Bd3 Ne5 (15...Nc7+-) 16.Bh7 Kh8 17.Ne5 (17.Qf5!? Nf7 18.Qh5 a6+-) 17...fe5 18.Be4 Qh4 (18...Nf6 19.Nf3 Qc7 20.Bf5+-) 19.g3 (19.Nf3 Qe7+-) 19...Qh6 20.f4 (20.Nf3 Nf6+-) 20...Nf6 21.Rae1 (21.fe5 Ng4 22.Nf3 Rae8+-) 21...Ng4 (21...ef4 22.ef4 a6 23.ba6 Ra6 24.Bf6 Qf6 25.Nf3+-) 22.Nf3 ef4 23.ef4 Rae8 (23...Nf6+-) 24.Bf5 (better 24.Nh4+-) 24...Ne3 25.Re3! Re3 26.Qd2?? (26.Nh4 Rf7+-) 26...Rfe8?? (better 26...Rf3 27.Rf3 Rf5=) 27.Re1 (better 27.Bd7!? R8e7 28.Be6 R3e6 29.de6 Qe6 30.Ng5+-) 27...Re1+= 28.Ne1 Re7 (28...Qh5 29.Bd3+= (29.Bd7 Re2 30.Bg7 Kg7 31.Qc3 Be5 32.Qe5 Re5 33.fe5 Qe5-+)) 29.Nf3+/- a6 (29...Kg8 30.Bd3 Re8 31.Nh4+/-) 30.a4 (30.Nh4!? Kg8 31.Bd3 Rf7+-) 30...ab5 (30...Kg8 31.Qd3+/-) 31.ab5 Rf7 32.Bd3 Bf8? (32...Kg8!?+/-) 33.Ng5 (better 33.Ne5 Kg8 34.Nf7 Kf7 35.Qe2+-) 33...Re7 34.Bf5 d6 (34...Qh5 35.g4 Qh4 36.Be5+-) 35.Ne6 (better 35.Qf2!? Ba8+-) 35...Rf7 36.Bg4 Bc8?? (36...Be7 37.Qe2 Kh7 38.Bf5 Rf5 39.Ng7+-) 37.Qc3 (better 37.Nd8 Ra7 38.Bc8+-) 37...Be6 38.Be6 (better 38.de6 Ra7 39.Bf5+-) 38...Rf6? (38...Ra7!?+/-) 39.Qf3 (39.Qe3 Be7 40.Bf6 Qf6+-) 39...Rg6? (39...Re6 40.de6 Qe6 41.Qd3+-) 40.Qe4 (better 40.Bf5 Rf6 41.Bf6 Qf6 42.Qh5 Qh6 43.Qg4+-) 40...Be7?? (better 40...Qh5+-) 41.Qf5 (better 41.Bf7 Kh7 42.Qe7+-) 41...Bf6 (41...Rf6 42.Bf6 gf6+-) 42.Bf7 Bb2 43.Bg6 (43.Qc8 Kh7 44.Qg8) 43...Bd4 44.Kg2 Qg6 45.Qg6 Be5 46.Qe6 (46.fe5 de5 47.d6 Kg8 48.d7 Kf8 49.d8Q) 46...Bf6 47.Qe8 (better 47.Qd6 Kh7+-) 47...Kh7 48.f5 (48.f5 Be5 49.Qe5 de5 50.d6 Kh6 51.h4 Kh5 52.Kf3 e4 53.Kf4 e3 54.d7 Kh6 55.d8Q Kh7 56.f6 gf6 57.h5 e2 58.Qe7 Kg8 59.h6 e1Q 60.Qg7) 1-0. NoLuckOnlySkill (2115) - Jupp64 (2100), Rated Blitz game, lichess.org, 2016.

5.Be5 Qg5 6.Nf3 Qf5 7.Be2 Bc5 8.d4 d6 9.Bg3 (worse 9.dc5 de5 10.c6 bc6+=) 9...Bb6 10.0-0 Nf6 11.a4 0-0?? (better 11...Ba5+- ) 12.a5+- Bc5 (12...Bd4 13.ed4 Nf4 14.Bf4 Qf4 15.Qd2+- ) 13.dc5 (13.Nh4 Qg5 14.f4 Qd5+- ) 13...dc5 (13...Nc5 14.Nc3+- ) 14.c4 (14.Ra4 Re8+- ) 14...Rd8 15.Qb3 (better 15.Nh4 Rd1 16.Nf5 Rf1 17.Kf1 Kf8+- ) 15...c6 (15...Ne4 16.Be5+- ) 16.Nc3 (16.Nh4 Nd4 17.ed4 Qe6+- ) 16...cb5 (16...Nh5 17.Bh4 f6 18.bc6 bc6 19.Rfd1+- ) 17.Nb5 (17.Nh4 Qg5 18.f4 bc4 19.Qc4 Nf4 20.ef4 Qh6+- ) 17...a6 (17...Ne4+- ) 18.Nd6 Qg6 (18...Qg4 19.Rae1 Ng5 20.Qb6+- ) 19.Ne5 Qg5 (19...Qg3 20.hg3 Rd6 21.Rad1 Rd1 22.Rd1+- ) 20.Nef7 Qg6 21.Nd8 Nd8 22.Nb7! Bb7 (22...Bb7 23.Qb6 Decoy; 22...Nb7 23.Qb6 Decoy) 23.Rfd1 Bc6 (23...Qf7 24.f3+- ) 24.Qb6 Nd7 25.Qc7 Qf6 (25...Qe8 26.Rd6 Nf8 27.Rad1+- ) 26.Rab1 Qf5 27.Bh4 (27.Rb6 Ba4 28.Rd5 Qc2 29.Rd7 Bd7 30.Qd7 Nf7+- ) 27...Qg6 (27...g5 28.Bg3 Nf8 29.Rb6+- ) 28.Qg3 (better 28.Bf1!? Qe8 29.Bd8 Ba4+- ) 28...Qg3 29.Bg3 (worse 29.fg3 Nf7 30.Bg4 Nde5+- ) 29...Ba4 (29...Nf7 30.Bg4 Nf6 31.Be6+- ) 30.Bf3 Rc8 (30...Bd1 31.Rd1 Ra7 32.Bb8 Nb8 33.Rd8 Kf7 34.Rb8+- ) 31.Rd6 Bc2 (31...Nf6 32.Ra6 Bc6 33.Be2+- ) 32.Rb2 (32.Rd7!? Bf5 33.Ra7 Bb1 34.Bd5 Nf7 35.Rf7 Re8 36.Rb7 Kh8+- ) 32...Bf5 33.Ra6 (33.Bd5 Nf7 34.e4 Be4 35.Rd7 Bd5 36.cd5 Re8+- ) 33...Nf7 (33...Kf8+- ) 34.Ra8 Ra8 35.Ba8 Bd3 36.Bd5 Kf8 37.Rd2 (better 37.a6 Ke7 38.a7 Bf5+- ) 37...Bf5 38.a6 Nb6 39.a7 h5 40.a8Q (better 40.Rb2 Nc8 41.a8Q+- ) 40...Na8 41.Ba8 Be6 42.Bd5 Ng5 (42...Ke7 43.e4 g6 44.f3+- ) 43.Bh4 g6 (43...Bd5 44.Rd5 Ne6 45.Rh5 Ke8+- ) 44.Bg5 h4 45.Be6 (45.Be6 Kg7 46.Rd7 Kf8 47.Bf6 Ke8 48.Rd8) 1–0. kovacic (2275) – yakup, ChessWorld.net, 2011.

5.Be5 Qg5 6.Nf3 Qg6 7.Nc3 d6 8.Bg3 Bd7 9.Bd3 Qh5 10.Qe2 f6 11.0-0 (11.0-0 Ne7 12.Rfe1+/-) 1–0. Winkler – RIDDLER, playchess.de, 2001.

5.Be5 Qg5 6.Nf3 Qh6 7.Nc3 Bb4 8.Nd5+- d6? 9.Bf4 Qg6 10.Bd3 Qg2 11.Rg1 Qh3 12.Nb4 Nf4 13.ef4 Bg4 14.Ng5 Qd3 15.cd3 Bd1 16.Kd1 Nf6 17.Kc2 0-0 18.Ne4 a5 19.Nf6 (19.Nf6 Kh8 20.Nbd5+- ) 1–0. pierre – oppoja, internet, 2010.

5.Be5 Qg5 6.f4 Qh4 7.g3 Qe7 8.Bg2 f6 9.Bc7?? Nc7–/+ 10.a4 d5 11.Nf3 Qe4 12.0-0 Bg4 13.Nd4 Qg6 14.Nf3 f5 15.Ne5 Qf6 16.Bf3 0-0-0 17.Bg4= fg4 18.Qg4 Ne6 19.d4 Nh6 20.Qe2 a6?? 21.c4 g5 22.ba6 ba6 23.cd5 Rd5 24.Qa6 Kd8 25.Qa8 Ke7 26.Qd5 Ng4 27.Qd7# 1–0. Trkn – Jochem W., itsyourturn.com, 2000.

5.Nf3 d6 6.d4 ed4 7.ed4 (7.Nd4 Qg5+=) 7...Nf6 (7...Qe7 8.Qe2=) 8.Be2 (8.d5 Nf4 9.Bb5 Bd7 10.Bd7 Qd7 11.Bf6 gf6+=) 8...Be7 9.0-0 0-0 10.c4 (10.d5 Nf4 11.c4 Re8=) 10...c6 11.d5 cd5 12.cd5 Nc7 (12...Nf4 13.Nc3=) 13.Nc3+= Bg4 14.h3 Bh5 15.g4 (15.Re1 Re8+=) 15...Bg6 16.Rc1 Ne4 (16...Nd7!?=) 17.Ne4+/- Be4 18.Bd3 (18.Bg7 Kg7 19.Qd4 Bf6 20.Qe4 Re8+/-) 18...Bf3 (better 18...Bd5 19.Nd4 Ne6=+) 19.Qf3+/- Bf6?? (better 19...Ne8+/-) 20.Qe4 (better 20.Bf6 Qf6 21.Qf6 gf6 22.Rc7 Rab8+-) 20...g6 21.Bf6 Qf6 22.f4 (better 22.Rc7 Rae8 23.Qg2+-) 22...Rae8= 23.Qc4 (23.g5 Qb2 (worse 23...Re4 24.gf6 Re3 25.Rc7 Rd3 26.Rb7+=) 24.Qc4 b5=) 23...b5=+ 24.Qc7 (24.Qc3 Qc3 25.Rc3 Nd5-/+) 24...Qd4-/+ 25.Kg2 (25.Rf2 Qd3 26.Qc3 Qd5=+) 25...Qd3 26.Rf3 Re2 27.Kg3 Qd2 28.Rg1 Rh2 (better 28...Qd5 29.Qa7 Rfe8-/+) 29.Qd6+= Re2 30.Qc5 Rfe8 31.h4?? (31.Qa7 Qd5 32.Qc5 Qd2=) 31...h5 (better 31...R8e3 32.Qe3 Re3-+) 32.gh5+= (32.Qb5 R8e3 33.Qe2 Qe2 34.Re3 Qe3 35.Kh2 Qf4 36.Kh3 Qf3 37.Kh2 hg4-+) 32...gh5 33.Kh3?? (better 33.d6 R8e6 34.Kh3 Rg6 35.Rg6 fg6 36.Qg1 Qd6 37.f5= (37.Qa7 Qd5 38.Kg3 Qf5-+)) 33...Kh7-+ 34.Qc1 (34.Rh1 R8e3 35.Qe3 Re3 36.Re3 Qe3 37.Kg2 Qa3 38.Re1-+) 34...Rh2 35.Kg3 Rg8 0-1. CronusCR (2130) - karpovs_putzfrau (2405), Hourly HyperBullet Arena, lichess.org, 2017. (=1.a3 e5 2.b4 Nc6 3.Bb2)

5.Nf3 d6 6.d4 e4 7.Nfd2 Bd7 8.d5 Nc5+= 9.Be2 Nf6 10.c4 b6 11.0-0 a5 12.Nc3 Be7 13.f3 ef3+= 14.Bf3 Nd3 15.Qc2 Bf5?? 16.e4 Be4 17.Nde4 Nb2 18.Qb2 0-0 19.a4 Qd7 (19...Qd7 20.Rae1 Rae8+- ). makaveli1982 – cmoreira, internet, 2007.

5.Nf3 e4 6.Nd4 Nf6 7.Be2 Nd4 8.Bd4 Bb4 9.0-0 0-0 10.c4 c5= 11.bc6 bc6 12.Nc3+= Bc3 13.Bc3 d5 14.Rb1 c5 15.cd5 Qd5 16.d4 cd4 17.Bd4 a5 18.a4 Qg5 19.Rb5 Qg6 20.Qd2?? Bh3–/+ 21.g3 Bf1 22.Kf1 Ng4 23.Kg2 h5 24.Qc2 h4–/+ 25.Rb6 h3 26.Kg1–/+ Qf5 27.Rb5?? Qf2 (27...Qf2 28.Kh1 Qh2) 0–1. gtate (1965) – jlambe (1815), net–chess.com, 2004.

5.Nf3 e4= 6.Nd4 Nf6 7.Be2 d5 8.c4 c5 9.Ne6 Be6=+ 10.cd5 Bd5 11.Nc3= Bd6 12.Nd5+= Nd5 13.0-0 Qh4 14.g3+= Qh3 15.Bg4 Qh6 16.d3 Nf6 17.Be2 0-0 18.Bf6 Qf6 19.de4 Be5 20.Rc1 Rad8 21.Qa4 b6 22.Qa7 Ra8+= 23.Qb7 Ra2 24.Bd1 Bb2 25.Rc2 Rfa8 26.Bg4 R2a7 27.Qd5 Ba3 28.e5 Qg6+/- 29.Rc4 h5 30.Bh3 Kh7 31.e4 Kh8 32.Bf5 Qh6 33.h4 g6+/- 34.Bh3 Bb2 35.e6 fe6 36.Qe6+- Rb8 37.e5 Qg7+/- 38.Re1 Bd4 39.Rd4 cd4 40.Kg2 Re7 41.Qd6+= Rbe8 42.Rd1 Re5=+ (42...Re5 43.Qb6 Re4–/+) 0–1. M8IN3 – Dubaii, Live Game Caissa's Web, 2005.

5.h3 Nf6 6.g4 d6 7.g5 Ng5 8.h4 Ne6 9.Bg2 Be7 10.c4 0-0 11.a3 Rb8 12.Nc3 c6 13.b6 Qb6 14.Rb1 Qc7 15.Ne4 Ne4 16.Be4 f5 17.Bg2 d5 18.cd5 cd5 19.Bd5 Kh8 20.Qb3 Qd6 21.Be6 Be6 22.Qd3 Qd3 23.Rc1 Bc4 0-1. rikyrubio (1975) - Kingscrusher_YouTube (2450), Rated Bullet tournament, lichess.org.

5.Be5 a6

6.a4 ab5 7.ab5 Ra1 8.Ba1 c6 9.c4 Nf6 10.Nf3 Be7 11.Be2 Qa5 (11...d5 12.bc6 bc6 13.Ne5+/-) 12.Bc3 Qb6 13.0-0 d5 14.cd5 Nd5 15.bc6 0-0 (15...bc6 16.Qc2+/-) 16.cb7+- Bb7 17.Bd4 (17.Be5 f6 18.Bg3 Rc8+-) 17...Qc7 (17...Nd4 18.Nd4 (18.ed4?! Nf4=) 18...Rc8 19.Bf3+-) 18.Ba1 (18.Be5 Bd6 19.d4 Ra8+-) 18...Rd8 (18...Bd6 19.Qc1+/-) 19.Nc3 (19.Be5 Bd6 20.d4 Rc8+-) 19...Nb4 (19...Nc3 20.Bc3 Bd6 21.h3+-) 20.Qb3 (20.d4 Nd5 21.Nb5 Qa5+-) 20...Qb6 (20...Bf3 21.Bf3 (worse 21.gf3 Rd2 22.Rd1 Rd1 23.Qd1 Bf6+/-) 21...Rd2 22.Nd5 Nd5 23.Bd5+/-) 21.Rb1 (better 21.d4+-) 21...Nc5?? (better 21...Bf3 22.Bf3 Ng5+-) 22.Qb4 Qc7 (22...Qb4 23.Rb4 Bf3 24.Bf3 Rd2 25.Rb8 Bf8 26.Nd5+-) 23.Nb5 (better 23.d4 Be4 24.dc5 Bb1 25.Qb1 Qc5+-) 23...Qc6 (23...Qd7 24.Qd4 Qd4 25.Bd4+-) 24.Qg4 (better 24.d4 Bf8 25.dc5 Qc5 26.Qc5 Bc5+-) 24...Ne6 (24...Bf6 25.Na7 Qe4 26.Qe4 Be4 27.Bf6 gf6 28.Rd1+-) 25.d4 (25.Nfd4 Nd4 26.Nd4 Qe4 27.Qe4 Be4+-) 25...Bf8 (25...Qe4 26.Qe4 Be4 27.Rd1+-) 26.Ne5 Qd5 (26...Qe4 27.Nc3 Qg4 28.Bg4+- (28.Rb7?! Qf5+/-)) 27.Bf3 Qa2 28.Rf1 (28.Nc3 Bf3 29.Qf3 Qa7+-) 28...Bd5 (28...Bf3 29.Qf3 f6 30.Nc6+-) 29.Bd5 (better 29.Nc3!? Bf3 30.Qf3 Qa6 31.Qf7 Kh8+-) 29...Qd5 30.Nc3 Qb3 (30...Qb7 31.Ne4 Bd6 32.Nf6 Kf8 33.Nh7 Ke7 34.Ng5 Be5 35.de5+-) 31.Ne4 Qd5 (31...Be7 32.Nc6 Kf8 33.Nd8 Bd8+-) 32.Nf6 Kh8 33.Nd5 (33.Nf7) 33...Rd5 34.Nf7 Kg8 35.Ne5 (35.Nh6 Kh8 36.Qe6 gh6 37.Qf7 Ba3 38.Rc1 Be7 39.Rc8 Rd8 40.Rd8 Bd8 41.Qf8) 35...Rd8 36.Qe6 Kh8 37.Nf7 Kg8 38.Nh6 Kh8 39.Qg8 1-0. ClayPigeons (2150) - kh_xyz (2160), Rated Bullet game, lichess.org, 2021.

6.a4 ab5 7.ab5 Ra1 8.Ba1 d5 9.Nf3 Nf6 10.c4 Bd7 11.Bf6+/- Qf6 12.cd5 Nc5 13.Nc3 Bf5 14.d4 Bd6 15.Qa1+- Nd7 16.e4 0-0 17.ef5 Re8 18.Be2 Bb4 19.Kd2 Qf5 20.Bc4 g5 21.Re1 Qf4 22.Kc2 Rd8 23.Qc1 (23.Qc1 Qc1 24.Rc1+- (24.Kc1?! g4+- )) 1–0. Lea,Per – Drange Hansen,R, corr NOR, 1979.

6.a4 ab5 7.ab5 c6?? 8.Ra8+- cb5 9.Bb5 Nf6 10.Nf3 g5 11.Bf6 Qf6 12.Rc8 Ke7 13.c4 Bh6 14.Nc3 Rc8 15.Nd5 Kf8 16.Nf6 Ke7 17.Nd7 Kd6 18.Nfe5 Ke7 19.Qh5 f6 20.Qf7 Kd6 21.Qf6 Rc7 22.Nf7# 1–0. Reimer,Karl – Tzschach,W, it (open) Pfalz Germany, 1991.

6.a4 d6 7.Bb2 Nf6 8.Nf3 Be7 9.Be2 0-0 10.0-0 Re8 11.c4 Bf8 (11...ab5 12.ab5 Ra1 13.Ba1+/-) 12.d4 d5 13.Nc3 c6 14.cd5 Nd5 15.Rc1 (15.Nd5 cd5 16.Qc2 Ng5+/-) 15...Nb4 (15...cb5 16.ab5 Nec7 17.ba6 ba6 18.Bd3+/-) 16.Ba3 (16.bc6 bc6 17.Bc4 Rb8+/-) 16...a5 (16...cb5 17.Bb4 Bb4 18.ab5+/-) 17.Bb4 (17.Ne5 c5 18.dc5 Nc5 19.Qd8 Rd8+/-) 17...Bb4 (17...ab4 18.Nb1+/-) 18.Ne4 (18.d5 cd5 19.Nd5 Bd6+/-) 18...Ba3 (18...Nc7 19.Qc2 Bf5 20.Bd3+-) 19.Ra1 Bb4 20.Qb3 (20.bc6 bc6 21.Qc2 f5+/-) 20...Bd7 (20...cb5 21.Bb5 Nd4 22.Nd4 Re4 23.Rfd1+=) 21.Nc5 (better 21.Ne5!?+/-) 21...Nc5= 22.dc5 Bc5 23.Bc4 (23.Rfd1 Qe7=) 23...Qf6 24.Rfd1 Bg4 25.e4? (better 25.Be2!?=) 25…Bf3 (25...Bf3 26.Qf3 Qf3 27.gf3 Rad8=) 0-1. hurvajsmanka (1775) - Isobutane (2225), Rated Bullet tournament, lichess.org, 2016.

6.a4 d6 7.Bb2 Nf6 8.Nf3 Be7 9.Be2 c6 10.c4 cb5 11.cb5 0-0 12.d4 d5 13.0-0 Ng5?? 14.Ng5+- h6 15.Nf3 ab5 16.ab5 Ra1 17.Ba1 Qa5 18.Bc3 Qb6 19.Qa4 Ne4 20.Qa5 Qg6 21.Bd3 Bh3 22.Nh4 Bh4–/+ 23.Be4 de4 24.g3 Bf1 25.Kf1 Bd8 26.Qa2 Qg4 27.Qe2 Qh3 28.Kg1 Qf5 29.Nd2 Re8 30.Qf1 Qe6 31.Qc4 Qc4 32.Nc4 Bf6 33.Nd6= Re7 34.Bb4 g6 35.Bc5= Bg7 36.Nf5 Rd7=+ 37.Nd6 f5 38.Kg2? Kh7?? 39.Kf1 h5 40.h4 Kh6 41.Kg2 Kh7 42.f3 Bh8 43.fe4+/- fe4 44.Ne4 b6 45.Bb6 Rb7 46.Bc5 Rb5 47.d5 Rb7 48.d6 Kg8 49.Ng5 Bf6 50.Kf3 Bg5= 51.hg5 Kf7 52.e4 Ke6 53.Kf4 Rf7 54.Ke3 Ke5 55.d7 Rd7 56.Bd4?? Ke6 57.Kf4?? Rf7 58.Bf6–/+ Rd7 59.Ke3 Rb7 60.Kf4 Rb1 61.Kf3 Kd6 62.Kg2 Kc5 63.Kh3 Re1 64.e5 Kd5 65.Kg2 Re4 66.Kf2? Ke6 67.Kf3–/+ Kf5 68.Kf2 Kg4 69.Kg2 Re2 70.Kf1 Kf3 71.Kg1 Kg3 72.Kf1 Kf3 73.Bg7 h4 74.Bf6 h3 75.Bg7 Re4 76.e6 Re6 77.Bf6 Re2 (77...Re2 78.Kg1 Kg3 79.Kf1 Rf2 80.Ke1 Kf3 81.Bh8 h2 82.Bd4 h1Q#; 77...h2 78.Bd4 h1Q 79.Bg1 Qg2#) 0–1. Trkn – waedi, itsyourturn.com, 2000.

6.ba6 ba6 7.Nc3 Bb7 8.Rb1 Bc6 9.d4+- d5 10.Nf3 Bd6 11.Bd6 Qd6 12.Bd3 Nf4?? 13.ef4+- Ne7 14.0-0 0-0 15.Re1 Ng6 16.g3 h5 17.Ng5 f6 18.Bg6 fg5 19.Qh5 Rf6 20.Qh7 Kf8 21.Qh8# 1–0. mtrc – jaj, internet, 2002.

6.ba6 b6 7.Qf3 Ra7 8.Nc3 Nf6 (8...Ba6!? 9.Ba6 Ra6+/-) 9.Bf6+- gf6 10.Nb5 (10.Rb1 c6+/-) 10...Ra6+/- 11.Nh3 Bb4 (11...c6 12.Nd4 Nd4 13.ed4+/-) 12.c3 Be7 13.Bd3 c6 14.Nd4 Ra4 (14...Nd4 15.ed4 Ra3 16.d5+/-) 15.Nf5 (15.Ne6 de6 16.Be4 Ra3 17.Bc6 Bd7+-) 15...d5+/- 16.Bc2 Ra3 17.0-0 Rg8 (17...Ng5 18.Ng5 fg5 19.Ne7 Qe7 20.Rfb1+-) 18.Nf4 (18.Ne7 Qe7 19.Rfb1 b5+-) 18...Ng5 19.Qe2 (19.Qg4 Bf5 20.Bf5 Kf8+-) 19...Ba6 20.Bd3 Bd3 21.Qd3 Qd7 22.Kh1 Ne4 23.Rab1?? (better 23.Ne7 Qe7 24.f3+-) 23...Qf5-+ 24.Rb6 (better 24.f3 Nd6 25.Qf5 Nf5 26.Rb6 Ra2 27.e4-/+) 24...Rg4?? (better 24...Ra2 25.Kg1 Qd7-+) 25.Rb8=+ Kd7 (better 25...Bd8 26.Qe2 Ra2=+) 26.f3?? (26.Rb7 Kc8 27.Qb1= (27.Re7? Rf4 28.Qb1 Nf2 29.Kg1 Qb1 30.Rb1 Re4 31.Rf7 Nd3-/+)) 26...Rf4-+ 27.ef4?? (27.Qb1 Nd2 28.Qb7 Kd6 29.ef4 Nf1 30.Qb4 c5 31.Qa3 Qf4 32.Qa6 Ke5 33.Qf1+-) 27...Ng3!! 28.hg3 Qd3 29.Re1 (29.Rb7 Kc8 30.Rfb1 Ra2 31.Rb8 Kd7 32.R8b7 Kd6-+) 29...Bd6 (better 29...Ra7!? 30.Rb2-+) 30.Rb7 Bc7 31.Rb2 h5 32.Re3 (32.Rc1 Qg6 33.Kh2 Ra8-+) 32...Qf1 33.Kh2 h4! 34.c4 (34.gh4 Bf4 Double attack (34...Bf4 Deflection)) 34...hg3 35.Kg3 Re3 (35...Ra8 36.Re8 Re8 37.d3 Rg8 38.Kh2 Bf4 39.g3 Bg3) 36.de3 Qc4 37.e4 (37.Rd2 Qc1 38.Rd3 Qe1 39.Kh2 Bb6-+) 37...de4 38.Rd2 Ke7 39.fe4 Qe4 (better 39...Qc3!? 40.Kg4 Qd2 41.g3-+) 40.Kf2 Bf4 (better 40...Bb6 41.Kf1 Qc4 42.Ke1 Qc3-+) 41.Re2 Qe2! 42.Ke2 Kd6 43.Kf3 (43.Kd3 Kd5-+) 43...Be5 44.g3 (44.Ke2 Kc5-+) 44...Bg3! 45.Ke4 (45.Kg3 c5 Passed pawn) 45...f5! 46.Kf5 Kc5 47.Kf6 (47.Ke4 Kb4-+) 47...Kb4 48.Kf7 (48.Kf5-+) 48...c5 49.Ke6 c4 50.Kd5 c3 51.Kd4 c2 52.Ke3 c1Q 53.Ke2 Ka3 (53...Ka3 54.Kf3 Qf4 55.Ke2 Qe4 56.Kd2 Be1 57.Kc1 Qe2 58.Kb1 Qd1; 53...Qc3 54.a4 Kc4 55.Kf1 Qf3 56.Kg1 Qf2 57.Kh1 Qf1) 0-1. PlatinumEd (2280) - BurashkaChe (2225), Rated Blitz game, lichess.org, 2016.

5.Be5 b6

6.Bb2 Bb7 7.d4 Nf6 8.Nd2 (8.Nf3 Bb4 9.c3 Ba5+- ) 8...Be7 (8...Bb4 9.Ngf3+=) 9.Ngf3+- 0-0 10.Bd3 h6 (10...a6 11.ba6 Ba6 12.c4+- ) 11.0-0 Nh7 (11...a6 12.ba6 Ba6 13.c4+- ) 12.Ne5 d6 (12...a6 13.ba6 Ba6 14.c4+- ) 13.Nc6+- Bc6 14.bc6 d5 15.Qh5 (better 15.c4!?+- ) 15...Nf6+- 16.Qf5 Qd6 17.a4 (better 17.e4 g6 18.Qe5 Qc6 19.c4 dc4 20.Bc4+- ) 17...Qb4?? (17...Qc6 18.c4+=) 18.Bc1?? (better 18.Ba3 Qa3 19.Ra3 Ba3 20.c4+- ) 18...Qc3+= 19.Nb3 Qc6 20.Bb5 Qb7 21.Bd3 (21.a5 c5 22.a6 Qc8 23.dc5 bc5+=) 21...Ng5 (21...Qc6 22.Bd2+=) 22.f4 (22.a5!?+=) 22...Nge4= 23.Be4 (23.Nd2 c5=+) 23...Ne4=+ 24.a5 (24.Nd2 Nc3=+) 24...c6 (24...Qc6 25.Ba3 Ba3 26.Ra3–+) 25.a6 (25.Nd2 Nd6 26.Qd3 Rfe8=) 25...Qc7 (25...Qc8 26.Qc8 Rac8 27.Ba3–/+) 26.Nd2=+ g6 (26...Nd2 27.Bd2 Rfe8 28.Qd3=+) 27.Qh3= Kg7 28.Qf3 (28.Ne4!? de4 29.f5=) 28...f5=+ 29.Ne4 fe4 30.Qg4 Rf5 31.Bd2 Raf8 32.Qe2 g5 (32...Rb8 33.c4=+) 33.g4 (33.c4 gf4 34.ef4 Bd6 35.cd5 cd5=+) 33...R5f7 34.f5 Bf6 (34...h5 35.gh5 Qd7 36.Qg2–/+) 35.Be1 Rh8 (35...c5 36.Bg3 Qc6 37.c3=) 36.Bg3= White gets strong initiative 36...Qc8 37.Rfc1 (37.Be5=) 37...Kg8 (better 37...c5!? 38.dc5 Qc5=+) 38.c4+= h5 (better 38...Qd8!?+=) 39.cd5+- c5 40.d6 (40.Rab1 hg4 41.dc5 Qf5 42.cb6 ab6 43.Rb6 Bg7+- ) 40...h4 (better 40...hg4!? 41.Qg4 Qe8+- ) 41.Be5+- Be5? (better 41...Rh6+- ) 42.de5 h3 43.Qc4 Qc6 44.e6 Rh4 (44...Kg7 45.ef7 Qd6+- ) 45.ef7 Kf8 (45...Kg7 46.f6! Kf6 47.f8Q Ke5 48.Qe7) 46.Qe6 Rg4 (46...Qd7 47.Qd7 Rg4 48.Kh1 Rg1 49.Rg1 Kg7 50.Qe7 Kh6 51.f8Q Kh5 52.Qg5) 47.Kh1 Rh4 (47...Qd6 48.Qd6 Kf7 49.Qd7 Kf6 50.Qe6 Kg7 51.Qe7 Kh6 52.Qf7 Rg1 53.Kg1 b5 54.Qg6) 48.Qe7 (48.Qe7 Kg7 49.f8Q) 1–0. petrobbo (1970) – graniteproqual (1855), ChessWorld.net, 2009.

6.c4 a6 7.Nf3+- .

6.c4 Bb7 7.Nf3 Nf6 8.Be2 Bb4 9.0-0 0-0 10.a3 Be7 11.d3 (11.Nc3 Ng4 12.Bg3 a6+- ) 11...a6+= 12.a4 a5 (12...Ng4!? 13.Bc3 Bf6+=) 13.Nbd2 Bb4 14.h3 d6 (14...Ne8 15.Nd4+- ) 15.Bb2 Qe7 16.d4 d5 (16...h6 17.Qc2+- ) 17.cd5 Nd5 18.Qb3 c5 (18...Rad8!? 19.Rfd1 Bd2 20.Nd2 Rfe8+- ) 19.bc6!+- Bc6 20.Bc4 Rfd8 21.Ne5 (21.e4 Nf6 22.d5 Nc5+- ) 21...Bb7 22.e4 (22.Ndf3!? Rac8+- ) 22...Bd2 (better 22...Ndf4!? 23.Ndf3 Be4=) 23.ed5 Nf4 24.Nc6 (better 24.d6 Rd6 25.Nf7+=) 24...Nh3?? (better 24...Qe4 25.f3 Qe3 26.Qe3 Be3 27.Kh1 Rd7+- ) 25.Qh3+- Bc6 (25...Qf6 26.Nd8 Rd8 27.Qb3+- ) 26.dc6 Rd6 27.d5 Rh6 28.Qg3 (better 28.Qg4 Rg6 29.Qd4 Bb4+- ) 28...Bg5 (28...Rg6 29.Qd3+- ) 29.Ba3 (better 29.c7 Rg6 30.Bd3 Bh4+- ) 29...Qf6 30.d6 (better 30.Qd3+- ) 30...Rg6?? (30...Bf4 31.Rad1 Bg3 32.fg3 Qg5 33.Bf7 Kh8+- ) 31.c7 Bf4 32.d7 Bg3 33.c8Q Qd8 34.Qd8 (34.Bf7 Kf7 35.Qc4 Re6 36.fg3 Qf6 37.Rae1 Rae8 38.Rf6 Kf6 39.d8Q Kg6 40.Re6 Re6 41.Qe6 Kh5 42.Qh4) 34...Rd8 35.fg3 Rd7 36.Rad1 Rd1 (36...h5 37.Rd7 Rg4 38.Rff7 b5 39.Rg7 Kh8 40.Rh7) 37.Bf7 (37.Bf7 Kh8 38.Rd1 Rd6 39.Rd6 h6 40.Bg6 Kg8 41.Rd8) 1–0. retiponziani (1915) – abi01 (2045), ChessWorld.net, 2018.

6.c4 Bb7 7.Nf3 Nf6 (7...f6 8.Bg3+- ) 8.Be2 (8.Bd3 a6+- ) 8...Bb4 (8...a6 9.0-0+- ) 9.0-0 0-0 (9...a6 10.d4+- ) 10.Bb2 (10.d4 d6 11.Bf6 Qf6+- ) 10...Ne4 (10...a6 11.a3 Be7 12.Nc3+- ) 11.d3 Nf6 12.Nbd2 (12.a3 Be7+- ) 12...a6 13.a4 (13.a3 Be7+- ) 13...d5 (13...Re8 14.Rb1 Bd6 15.Nd4+- ) 14.Qb3 a5 (14...Bd6 15.Nd4+- ) 15.cd5 (15.Bf6 Qf6 16.cd5 Nc5+- ) 15...Bd5 (15...Nd5 16.Rac1+- ) 16.Nc4 (16.Bf6 gf6 17.Qb2 Re8+- ) 16...Nc5 (16...c6 17.Qc2+- ) 17.Qc2+- Qe7 18.e4 Nfe4 (18...Bc4 19.Qc4 (19.dc4?! Qe4 20.Bd1 Nfd7=) 19...Ne6 20.Ne5+- ) 19.de4 Be4 20.Bd3?? (20.Qd1 Rad8 21.Nd4+=) 20...Bd3–+ (20...Nd3?! 21.Nce5 Nc5 22.Qc4–/+) 21.Qc1 Bf1 22.Qf1 h6 (22...Rfe8 23.Nce5–+) 23.Nce5 Rfe8 24.Nc6 Qe4 25.Nb4 (25.Be5 Rac8–+) 25...Qb4 (25...ab4 26.Re1 Qd3 27.Re8 Re8 28.Qa1–+) 26.Ba3 Qc3 27.Bc5 Qc5 28.h3 (28.Rc1 Qa3 29.Rc4 Re7–+) 28...Rac8 29.Rc1 Qb4 (29...Qa3 30.Qc4–+) 30.Rc4 Qd6 31.Rc6 (31.Qc1 Re6–+) 31...Qd7 (31...Qf4 32.Qd1–+) 32.Qc1 (32.Qc4 Re7–+) 32...Re7 33.Qc2 Rd8 34.Kh2 Qd3 (34...Rde8 35.Kg1–+) 35.Rc7 (35.Qc4–+) 35…Qd6 (35...Qd6 36.g3 Rc7–+) 0–1. jaddwarrior (2150) – Fingers420 (2075), ChessWorld.net, 2016.

6.Qf3 Rb8 7.Qg3 Nf6 8.Nf3 d6 9.Bb2 Bb7 10.d3 Be7 11.Be2 d5 12.0-0 Bd6 13.Be5 (13.Be5 Nh5 14.Qh3+/-) 1–0. Trkn – Hongky Tonky, itsyourturn.com, 2000.

6.Nf3 Bb7 7.Be2 Bc5 8.d4+- Bb4 9.c3 Ba5 10.d5 Nc5?? 11.Bg7 (11.Bg7 Bd5 12.Bh8+- ) 1–0. marcosramos (2360) – rkgoss (1825), net–chess.com, 2007.

6.Nf3 Bb7 7.Be2 Nf6 8.d4 Bb4 9.c3 Be7 10.0-0 d6 11.Bg3 Ne4 12.Bd3 h5 13.Be4 Be4+= 14.h3 g5 15.Ne1 Qd7 16.c4 h4 17.Bh2 0-0-0 18.a4 f5 19.a5 g4+/- 20.ab6 cb6 21.hg4 Rdg8 22.gf5 Qb7 23.f3 Bf5 24.Nc3 Bh3 25.Rf2 Bg2 26.Rg2 h3 27.Rg8 Rg8 28.Kh1 Bh4 29.Ne4 (29.Ne4 Kd8 30.Nd6+- ; 29.Bd6 Qg7 30.Bg3 Qg3 31.Ne2 Qf2 32.Ra4 Qf1 33.Kh2 Rg2 34.Ng2 Qg2#) 1–0. woschkat (2200) – paulze (2100), net–chess.com, 2001.

6.Nf3 d6 7.Bb2 f6 8.Be2 Be7 9.0-0 Nh6 10.d4 0-0 11.h3 Bb7 12.c4 Ng5 13.Ng5 fg5 14.d5 (14.Bd3 g4 15.hg4 Kh8+- ) 14...Bc8 15.Nd2 g4 16.hg4 Bg5 (better is 16...Bf6!? 17.Bf6 Qf6+/-) 17.Ne4 Bd7 18.Qd4 c5?? (18...Rf7+- ) 19.Qg7 1–0. revbodio1 – Paranoid105, Live Game Caissa's Web, 2004.

5.Be5 Bc5

6.d4 Bb4 7.c3+- Ba5 8.d5 d6? 9.de6 de5 10.Qd8 Kd8 11.ef7 Nh6 12.Bc4 Ke7 13.Nf3 Nf7 14.Bf7 Kf7 15.Ne5 Ke7 16.0-0 Bf5 17.Nc4 Bb1 18.Na5 Bd3 19.Rfd1 Bb5 20.a4 Be2 21.Rd2 Bg4 22.f3 Bd7 23.Nb7 Rab8 24.Nc5 Rhd8 25.Nd7 Rd7 26.Rd7 Kd7 27.Rd1 Ke6 28.Kf2 Rb3 29.Rd4 Rc3+/- 30.h4 c5 31.Re4 Kd6 32.g4 Rb3 33.Ke2 Rb4 34.Kd3 g6? 35.a5 Rb5 36.a6 Ra5 37.Rf4 Ke7 38.Kc4+/- Ra6 39.Kc5 Re6 40.Ra4 a5 41.Ra5 Re3 42.Ra7 Kf6 43.g5 Kf5? 44.Rf7 Ke6+/- 45.Rh7 Rf3? 46.Kd4?? Rf4+/- 47.Ke3 Rf7 48.Rf7+- Kf7 49.Kf4 Ke6 50.Ke4 Kd6+/- 51.h5 gh5= 52.Kf5 Ke7 53.g6 Kf8 54.Kg5 h4 55.Kh4 Kg7 56.Kh5 Kg8 57.Kg5 ½–½. Bittner,Hannjoerg – Reimann,Andreas, corr, 1986.

6.d4 Bb4 7.c3 Ba5 8.d5 f6 9.de6 fe5 10.Qh5 g6 11.ed7 Bd7?? 12.Qe5 Kf7 13.Bc4 Be6 14.Be6 Kf8 15.Qh8 (15.Qh8 Ke7 16.Bg4+- ) 1–0. wiking – Barbudo, queenalice.com, 2009.

6.d4 Bb4 7.c3 Ba5? 8.d5+- Ng5?? 9.Bg7 f6 10.Qh5 Nf7 11.Bh8 d6 12.Qh7 Ke7 13.Bd3 Ngh6 14.Bg7 Qg8 15.Qe4 Kd7 16.Qe6 (16.Qe6 Kd8 17.Bf6) 1–0. Double Wood – ahmed sharkawy_1, ChessWorld.net, 2005.

6.d4 f6 7.dc5 fe5 8.Qh5 g6 9.Qe5 Nf6 10.Bc4 Qe7 11.Nc3 Kd8?? 12.Nd5+- Nd5 13.Qh8 Nf8 14.Bd5 Qc5 15.Qf6 Qe7 16.Qe7 Ke7 17.0-0-0 d6 18.f4 Nd7 19.Nf3 Nb6 20.e4 a5 21.Rhe1 (21.Rhe1 a4 22.e5+- ) 1–0. marekt – Miranda, ChessWorld.net, 2002.

6.Nf3 d6 7.Bb2 a6 8.a4 Nf6 9.d4 Bb4 10.c3 Ba5 11.Bd3 0-0 12.0-0 Nd7 13.Nbd2+- f5 14.Qc2 Qf6 15.c4 Qf7 16.Rac1 ab5 17.cb5 Nb6 18.Nc4 Bd7 19.Nb6 Bb6 20.Bc4 Qg6 21.Bd5 Rab8 22.Qb3 Kh8 23.Ba3 Ng5 24.Ng5 Qg5 25.f4 Qh4 26.Bb4+- Rf6 27.Be1 Qh5?! 28.a5 Rh6 29.h3 Ba7 30.Rc7 Rd8 31.Qc4 Bb8 32.Rd7! Qe8 33.Rd8 Qd8 34.Bb7 1–0. algernon (2155) – tahafathi (2180), net–chess.com, 2003.

5.Be5 c6

6.c4 Nf6 7.Nc3 d6 8.Bg3 g6 9.Nf3 Bg7 10.d4 d5 11.bc6+- bc6 12.c5 0-0 13.Bd3 Qa5 14.Qd2 Nd7 15.Rc1 Re8 16.0-0 Ba6 17.Ba6 Qa6 18.Rb1 f5 19.Bd6 Rad8 20.Qb2 f4 21.Qb7 Qd3 22.Nd1+- fe3 23.fe3 Nf6? 24.Rb3 Qc2 25.Rb2 Qe4 26.Ne5 Ng4 27.Ng4 Qg4 28.Qc6 Qh5 29.Rb7 Nd4 30.Rg7! Kg7 31.Qc7 Kh8 32.ed4 Qg5 33.Bf4 Qh4 34.Be5 Re5 35.Qe5 Kg8 36.Rf4 (36.Rf4 Qf4 37.Qf4+- ) 1–0. Sunyer,Julio – Cherta,Pedro, Sitges, 1934.

6.Nf3 a6 7.ba6 ba6 8.Nc3 d5 9.Rb1 f6 10.Bg3 Bd6 11.d4 Ne7 12.Bd3 0-0 13.Na4 Ng5 14.Ng5+- fg5 15.Bd6 Qd6 16.Nc5 g4 17.0-0 Ng6 18.c4 Nh4 19.Rb6 Ra7 20.Qa4 Rc7 21.cd5 Bd7 22.Nd7 Qd7 23.dc6 Qd6 24.d5! Ng6 25.Qb4 Qb4 26.Rb4 Ne5 27.Ba6 Ra8 28.Rb7 Rb7 29.Bb7 Ra2 30.c7 (30.c7 Rc2 31.Bc6+- ) 1–0. wesolyPolak (1785) – hazman (1660), GameColony.com, 2002.

6.Nf3 f6 7.Bg3 Qb6 8.Nc3 Bb4 9.bc6 Qc6 10.Nb5+- a6 11.Nfd4 Nd4 12.Nc7 Kd8 13.ed4 Ra7 14.d5 Qa4 15.Bd3 d6 16.Ne6 Be6 17.de6 Ne7 18.0-0 Bc5 19.Qh5 g6 20.Qh6 Qg4 21.Rfe1 b5 22.Qg7 (22.Qg7 Re8 23.Re4+- (23.Qf6?! Bd4 24.Qf4 Qf4 25.Bf4 Ba1 26.Ra1 Nd5 27.Bg5 Kc7+=)) 1–0. Trokenheim,Marek (2175) – Luebbe,Hermann (1925), remoteschach.de, 2010.

6.Nf3 h6 7.Bc4 cb5 8.Bb5 a6 9.Be2 Nf6 10.0-0 Be7 11.c4 0-0 12.d4 d6 13.Bf6+- Bf6 14.Nc3 Ng5 15.Rb1 Nf3 16.Bf3 Rb8 17.Qd3 Qa5 18.Bd5 b5 19.cb5 ab5 20.Rb5 Rb5 21.Nb5 Ba6 22.Rb1 Rb8 23.a4 Qa4 24.Bf7 Kf7 25.Nd6 Ke6 26.Qe4 Kd7 27.Rc1 Rb4?? 28.Ne8 Rc4+= 29.Nf6 gf6 30.Qg4 Kd6 31.Re1 Qa5 32.Rd1 Qg5 33.Qe4 Bb5 34.h4 Qh5= 35.Rb1 Bc6 36.Qf4 Ke6 37.Qg3 Kf7 38.Rb8+= Rc1 39.Kh2 Bd7 40.Rg8 Rc4 41.Rg7 Ke8 42.f3?? Rc6+/- 43.e4 Rd6 44.Rh7+- Kd8 45.Rh8 Kc7 46.Qf4 Qb5 47.Rh6 Qb2 48.Rf6 Qd4 49.Rd6 Qd6 50.e5 Qe6 51.h5 Be8 52.g4 Kd7 53.Kg3 Bf7 54.Qa4 Ke7 55.Qa3 Ke8 56.Qa8 Ke7 57.Qh8 Bg8 58.f4 Qb3 59.Kh4 Qa2 60.Kg5 Qd5 61.h6 Kd7 1–0. pierre (2180) – CODD (1715), internet, 2007.

6.Qg4 Nf6 7.bc6?? dc6 8.Qg3 Ne4 9.Qf3 Qd5 10.Nc3?? Qd2# 0–1. Heijster,Gerard – Meuleman,Karlijn, Hengelo U14 op, 2005.

5.Be5 d5

6.Bb2 Bc5 7.Nf3 Ne7 8.Be2 c6 9.a4 cb5 (9...0-0 10.0-0+/-) 10.ab5 a6 11.0-0 (better 11.ba6 ba6 12.Bb5 Kf8 13.Be2+/-) 11...b6? (11...0-0 12.Nc3+/-) 12.d4 (better 12.ba6 0-0 13.Bb5+-) 12...Bb7?? (better 12...Bd6+-) 13.dc5 bc5 14.ba6 Bc6 15.Ne5 c4 (15...Qb6 16.Ra2+- (worse 16.Nc6 Qb2 17.Ne7 Qa1 18.Nd5 0-0+-)) 16.Nc3 f6 (16...Qc7 17.Nc6 Qc6+-) 17.Nc6 Nc6 18.Qd5 Qd5 19.Nd5 0-0-0 (19...Ra7 20.Bc4 Nc7 21.Rfd1+-) 20.Bc4 (20.Bg4!? Rhe8 21.Nf4 Rd6+-) 20...Nc7 21.Nb6 (21.Nf6 gf6 22.Bf6 Rhe8 23.Bd8 Kd8+-) 21...Kb8 22.Bd3 (22.Rfb1 h6+-) 22...Nb4 (22...Ka7 23.Na4 Nb4 24.Rfb1+-) 23.Be4 (23.Bd4 Nca6 24.Ba6 Nc2+-) 23...Nba6 (23...Nca6 24.Bd4 Rhe8 25.Bh7+-) 24.Rfb1 Ka7 (24...Rhe8 25.Bf6! Re4 26.Bd8 Kb7+-) 25.Bd4 Rd4 26.ed4 Re8 27.f3 (27.Nc8! Rc8 28.Rb7 Ka8 29.Rc7 Kb8 30.Rb7 Ka8 31.Ra6) 27...f5 28.Bc6 (better 28.Bf5 Re1 29.Re1 Kb6 30.Bd3+-) 28...Re6 29.d5 (29.Nc8) 29...Nd5 30.Nc8 1-0. mahen (2205) - irrenja (1870), Rated Classical game, lichess.org, 2016.

6.c4 dc4 7.Bc4 Bb4?? 8.Bg7 (better is 8.Be6 Nf6 9.Bc8 Rc8 10.Qa4+- ) 8...Ng7=+ 9.Qb3 Nh6?? (better is 9...Qe7–/+) 10.Qb4+- Bf5 11.Nf3 Qf6 12.Qc3 Qc3 13.dc3 0-0-0 14.0-0 Rhe8 15.Nbd2 Nh5 16.Rfd1 Nf6 17.Nb3 Rd1 18.Rd1 Ne4 19.Rc1 f6 20.Nbd2 Ng4 21.h3 (21.Ne4 Be4 22.Nd4 Ne5 23.Be6 Kb8+- ) 21...Ne5 22.Ne5?? (22.Ne4 Be4 23.Ne5 Re5+- ) 22...fe5? (better is 22...Nd2 23.Rd1 Rd8=) 23.Ne4+- Be4 24.Rd1 c6 25.bc6 Bc6 26.Bd5 Ba4 27.Bb3 Bc6 28.Bd5?? (28.f3 Rd8+- ) 28...Ba4 29.Rb1 b6 30.Rb4 Bd7 31.Rc4 Kb8 32.Bc6?? (32.Rh4 Bf5+- ) 32...Kc7?? (32...Rc8 33.Bd5 Re8+- ) 33.Bd7 Kd7 34.Rh4 (34…Re7 35.Re4+- ) 1–0. valpa – Henri, playchess.de, 2003.

6.c4 dc4 7.Bc4 Bd6 8.Bd6 Qd6+/-.

6.c4 f6 7.Bb2 dc4 8.Bc4 b6 9.Qf3 Rb8 10.Qe4 Qd6 11.f4?? Bb7=+ 12.Qe6 Qe6 13.Be6 Bg2 14.Nc3 Bh1 15.e4 Bc5 16.0-0-0 Rd8 17.Bd5? Ne7–/+ 18.d4 Nd5 19.Nd5 Bd6 20.Re1 0-0 21.Nh3 Bg2 22.Nf2 Rfe8?? 23.f5?? Bh2–+ 24.Ba3 Bg3 25.Re2 Rd5 (25...Rd5 26.Bb2 Rb5–+) 0–1. PawnPower – Rob, internet, 2006.

6.c4 dc4 7.Bc4 Nf6 8.d4 Bb4 9.Nc3?? (9.Nd2 Ne4 10.Ngf3 f6+/-) 9...0-0 (better 9...Bc3 10.Kf1 Ba1 11.Qa1 0-0-+) 10.Qb3+/- Ba5 11.Nge2 c6 (11...Re8 12.0-0+/-) 12.0-0 (better 12.bc6 bc6 13.0-0+-) 12...Nd5? (better 12...cb5 13.Bf6 Qf6 14.Qb5 b6+-) 13.Nd5+- cd5 14.Bd5 Qg5 (14...Bc7 15.f4+-) 15.Ng3 h5 (15...Bc7 16.f4 Qd8 17.Rad1 Be5 18.fe5+-) 16.Rac1 h4 17.Ne2 (17.Ne4 Qd8+-) 17...h3 18.Ng3 (18.f4 Qh4+-) 18...Qg6 (18...hg2 19.Kg2 Qe7 20.f4+-) 19.Be4 f5 20.Bd5 Kh7 (20...hg2 21.Rfd1 Re8 22.e4 fe4 23.Ne4+-) 21.e4 (better 21.Rc8!? Rac8 22.Be6 hg2 23.Kg2 Rce8+-) 21...hg2? (21...f4+-) 22.Rfe1! (22.Kg2?! f4 23.Rc8 Rac8 24.Be6 fg3+-) 22...fe4?? (22...Be1 23.Re1 Combination) 23.Be4+- Qe4 (23...Be1 24.Bg6 Kg6 25.Rc8 Bf2 26.Kg2 Nf4 27.Bf4 Rac8 28.Qd3 Kf7 29.Kf2+-) 24.Re4 Ng5 (24...Bd7 25.Rh4 Kg8 26.Nh5+-) 25.Rh4 Kg6 26.Kg2 (26.Qd3!? Kf7 27.Rf4 Kg8 28.Rf8 Kf8 29.Rc8 Rc8 30.Qf5 Nf7 31.Qc8 Bd8+-) 26...Be6 27.Qd3 Rf5 28.Nf5 Bf5 29.Qe3 (29.Qe2 Kf7 30.Qh5 Ke6 31.Qg5 Rf8 32.d5 Kd5 33.Rd1 Bd2 34.Qd2 Bd3 35.Qd3 Ke6 36.Qd5 Kf5 37.Bd4 Kg6 38.Qh5) 29...Rf8 30.Rg1 Kf7 31.Kf1 (31.Qg5 Ke8 32.Qg7 Be6 33.Qb7 Rg8 34.Kh1 Rg1 35.Kg1 Bc7 36.Qc6 Kf7 37.Qc7 Bd7 38.Qd7 Kg6 39.Qe6 Kg5 40.Qf6) 31...Bd3 32.Qd3 Nf3 33.Rg7 Ke8 34.Qg6 (34.Qg6 Kd8 35.Qd6 Ke8 36.Re7) 1-0. ClayPigeons (2175) - Vlakymen85 (2125), Rated Bullet game, lichess.org, 2020.

6.c4 Nf6 7.Nf3+/- dc4 8.Bc4 Bd6 9.Qb3 0-0 10.d4 Be5 11.Ne5 Nd7? (11...Re8 12.0-0+/-) 12.Nf3 (better 12.Be6 Ne5 13.Bc8 (13.de5?! Be6 14.Qb2 Qd3=) 13...Rc8 14.de5+-) 12...Nb6 13.Nbd2 (13.Bd3 Bd7+/-) 13...Nc4 14.Nc4 a6 15.a4 (15.b6 Re8 16.0-0 c6+/-) 15...ab5 16.Qb5 c6 17.Qb3 (17.Qb4 b5 18.Nce5 c5 19.dc5 ba4+/-) 17...b5+= 18.Nce5 ba4 (18...Qa5 19.Nd2 ba4 20.Nc6+/-) 19.Ra4+/- Ra4 20.Qa4 Qd5 (20...c5 21.0-0+/-) 21.Qc6 (21.Nc6 Kh8 22.Nb4 Qf5+-) 21...Qc6? (21...Qa5 22.Kd1 Ba6=) 22.Nc6+- Bb7 23.Nce5 (23.Ne7!? Kh8 24.Kd2 Re8+-) 23...f6 24.Nd7 (24.Nd3 Ra8 25.0-0 Ra2+-) 24...Ra8 (better 24...Rd8!? 25.Nc5 Nc5 26.dc5 Bf3 27.gf3 Rc8+/-) 25.0-0+- Bf3 (25...Ra2 26.Rd1+-) 26.gf3 Ng5 (26...Kf7 27.d5 Ng5 28.Kg2+-) 27.Kg2 Ra3 (27...Kf7 28.Rb1+-) 28.Nc5 h5 29.h4 Kh7 (29...Nf7+-) 30.hg5 fg5 31.Rh1 (31.d5 Rc3 32.Ne6 Rd3 33.Ng5 Kg6+-) 31...Kh6 (31...Kg6 32.e4 h4 33.f4+-) 32.Ne6 g6 (32...Ra2 33.d5 Rd2 34.e4+-) 33.Nf8 (better 33.Rd1!? Ra6 34.d5 Re6 35.de6 Kg7+-) 33...Ra6 (33...Kg7 34.Nd7+-) 34.Nd7 Rd6 (34...Kg7 35.Nc5 Rd6 36.Rd1+-) 35.Ne5 g4 (35...Kg7+-) 36.Nf7 Kg7 37.Nd6 Kh6 38.fg4 1-0. ClayPigeons (2175) - Gaztea (2170), Rated Bullet game, lichess.org, 2020.

6.c4 Nf6 7.Nf3+/- Ng4 8.Bb2 dc4 9.Bc4+/- a6 10.a4 Nc5 11.0-0 Be7 12.Bg7 Rg8 13.Bb2 Bf6 14.Nc3 Be6 15.Qe2 Nb3 16.Rad1 Na5 17.Be6 fe6 18.d4 e5?? 19.de5 Qe7 20.ef6 Qf6 21.Nd5 Qf7 22.h3 Nh6 23.Nf6 Kf8 24.Ng8 Kg8 25.Ne5 Qe6 26.Rd7 Rc8 27.Qd3 Kf8 28.Qh7 Nc4 29.Nc4 Qc4 30.Qh6 Ke8+- 31.Rfd1 ab5 32.Qh8 Qg8 33.Qg8# 1–0. Nemec,Zdenek – Nemec,Josef, Friendly match, 1981.

6.d4 Nf6 7.c4 (7.Bd3 Nd7 8.Bg3 h5+/-) 7...c6 (7...Bb4 8.Ke2=) 8.a4 (8.bc6 bc6 9.Bf6 Qf6 10.cd5 cd5 11.Bb5 Kd8+/-) 8...Bd6 (8...Bb4 9.Ke2=) 9.cd5 (9.Bd6 Qd6 10.c5 Qc7+/-) 9...cd5 (9...Bb4 10.Ke2 Nd5 11.Nf3=) 10.Bf6 Qf6 11.Qb3 Qd8 (11...Nc7 12.Nc3+=) 12.Nd2 Nc7 13.Bd3 0-0 14.Ngf3 Be6 15.0-0 Ne8 16.Qb1 Rc8 (better is 16...Nf6!?+/-) 17.Bh7+- Kh8 18.Bd3 g6 19.Rc1 Rc7 20.Ra2 Bf5 (20...Nf6 21.Rac2+- ) 21.Bf5 gf5 (21...Rc1 22.Qc1 gf5 23.Qb1+- ) 22.Rc7 Bc7 23.Qf5 Qd6 24.Qh3 Kg8 25.Ng5 (better is 25.Ne5!? Ng7+- ) 25...Qg6 26.Ra1 (better is 26.f4+- ) 26...Qg5+= 27.f4 (27.Rc1!?+=) 27...Qe7 28.Rf1 Ng7 29.Nf3? (better is 29.Rc1=) 29...Qe3–+ 30.Kh1 Qf4 (30...Bf4?! 31.Qd7–/+) 31.g3 Qf5 (31...Qe4 32.Qh4–+) 32.Qh6 Qg6 33.Qh3 Rd8 34.Re1 Qf5 (34...Qc2 35.Qf1 Bb6 36.a5 Ba5 37.Rc1–+) 35.Qg2 (35.Qf5 Nf5 36.g4 Ng7–+) 35...Re8 36.Rc1 Bb6 37.Rd1 (37.Rf1 Qe4 38.Ng5 Qd3–+) 37...Qe4 38.h3 (38.g4 Ne6 39.Re1 Qf4–+) 38...Qe2 (better is 38...Nf5 39.Rd2 Qb1 40.Kh2 Ne3–+) 39.Kg1 (39.Qe2 Re2 40.Rc1–+) 39...Qd1 40.Kh2 Qe2 41.h4 Qg2 42.Kg2 f5 43.Kf2 Rc8 44.Ke3 Rc4 45.Kf4 Ra4 46.Kg5 Bd4 47.h5 Nh5! 48.Kh5 Bf2 49.Kg5 Bg3 50.Kf5 0–1. Ficek,Szymon – Galuszka,Tomasz, Turniej Pierwszej Szansy C11 Poland, 1999.

6.Nf3 Bc5 7.d4 Bb4 8.c3 Bd6 9.Bd6 Qd6 10.c4 Nf6 11.cd5 Nd5 12.e4 Nb6 13.e5 Qd8 14.Nc3 0-0 15.Bd3 Nd4?? 16.Nd4 Qd4 17.Bh7 Kh7 18.Qd4+- g6 19.Ne4 Bd7 20.Nf6 Kg7 21.e6 1–0. Trkn – CraigM, itsyourturn.com, 2001.

6.Nf3 Bd6 7.c4 dc4 8.Bc4 Nf6 9.Bb2 (9.0-0 0-0+- ) 9...0-0 (9...a6 10.ba6 ba6 11.Ne5+- ) 10.0-0 Nc5 11.Nc3 Be6 12.Qe2 (12.Be6 Ne6 13.Qc2+- ) 12...Nfe4 (12...Bc4!? 13.Qc4 Nd3+- ) 13.Ne4+- Ne4 14.d3 (14.Be6 fe6 15.Qc4 Ng5 16.Ng5 Qg5 17.Qe6 Kh8+- ) 14...Nc5 (14...Bc4 15.dc4 Qe7 16.Rfd1+- ) 15.Nd4 (15.Be6 fe6 16.Bd4 Qe8+- ) 15...Bc4 16.dc4 Na4 (16...Qg5 17.Qf3 Qe5 18.g3+- ) 17.Rab1 (17.Nf5 Nb2 18.Qb2 Qg5 19.Nd6 cd6+- ) 17...Rb8 (17...Qh4 18.h3+- ) 18.Ba1 (18.Nf5 Qg5 19.Nd6 cd6+- ) 18…Qe7 0–1. jaddwarrior – fullerr (2080), ChessWorld.net, 2014.

6.Nf3 Bd6 7.d4 f6 8.Bd6 cd6 9.Bd3 Bd7 10.Nfd2 Qb6 11.Qh5 g6 12.Bg6! hg6 13.Qh8 0-0-0 14.a4 Kb8 15.Qh7 g5 16.0-0 Rc8 (16...g4+- ) 17.Qd7 1–0. Fritz 8 – NN, Blitz:2'+6", 2003.

6.Nf3 Bd6 7.d4 f6 8.Bd6 Qd6 9.c4 Ne7 10.c5 Qd8 11.a4 c6 12.Bd3 –+. Schiffler – Baldauf, corr 1951.

6.Nf3 Bd6 7.Bd6 Qd6 8.Nc3 c6 9.Be2 Nf6 10.0-0 0-0 11.Rb1 Rb8 12.d4 Bd7 13.Ne5 Rfc8 14.a4 c5 15.Nd7 Qd7 16.Bf3 c4 17.Re1 b6 18.e4 de4 19.Ne4 Ne4 20.Re4 f5 21.Re2 Nd4 22.Rd2 Rd8 23.Bc6 Qd6 24.c3 Nf3 25.Bf3 Qd2 26.Qd2 Rd2 27.Re1 Kf7 28.Re5 Kf6 29.Re3 Ra2 30.Bd5 Ra1 0–1. TriAngel – Goldenlion, ICC 1999.

6.Nf3 Bd7 7.c4 dc4 8.Bc4 Ng5 (8...a6 9.Nc3+/-) 9.0-0 Nf3 (9...Bg4 10.Be2+- ) 10.Qf3 Nh6? (better is 10...f6+- ) 11.Qb7 Bc5 (11...Qc8 12.Qf3 c6+- ) 12.Bg7 Nf5 (12...Rb8 13.Qd5 Rg8 14.Bh6+- ) 13.Bh8 Rc8 14.Qd5 Be6 (14...Qe7 15.Rc1 Bb4 16.a3+- ) 15.Qc5 Bc4 16.Qc4 Nd6 17.Qc5 Ke7 18.Bd4 Ke8 19.Nc3 h6 20.Rfc1 h5 21.Qh5 Kd7 22.Qg4 (22.Nd5 Qe8 23.Nf6 Kd8 24.Ne8 Ne8 25.Rc6 Rb8 26.Qd5 Kc8 27.Qf5 Kd8 28.Bf6 Nf6 29.Qf6 Kc8 30.Qe7 Kb7 31.Rc7 Kb6 32.Qc5 Ka5 33.Ra7) 22...Ke8 23.Ne4 (better is 23.Nd5+- ) 23...f5 24.Qg6 Nf7 (24...Ke7 25.Bf6 Ke6 26.Nc5 Kd5 27.Bd8 Nc4 28.Qf5 Kd6 29.Ne4) 25.Qg8 Ke7 26.Bf6 1–0. market (2175) – the_show_stealer (1690), GameColony.com, 2002.

6.Nf3 f5 7.c4 c5 8.Be2 Be7 9.0-0 b6 10.Re1 Bb7 11.Na3 Rc8 12.Rc1 Nf6 13.Bb2 0-0 14.d4 g6 15.Ne5 Rc7 16.Qc2 Kh8 17.cd5 Nd5? 18.dc5+- Bg5 19.Nc6 (19…Qf6 20.Bf6 Bf6 21.Qc4+- ) 1–0. Bonetti,Shane – Kibitz, 2000.

6.Nf3 Nf6 7.c4 Ng4 8.Bb2 Bb4? (8...Be7!?+/-) 9.Qb3 (better is 9.cd5!? Ng5 10.Bg7+- ) 9...Bd6+/- 10.cd5 Nc5 (10...Ng5 11.Bg7 Rg8 12.Bd4 Nf3 13.gf3 Nh2 14.e4 Nf1 15.Kf1+/-) 11.Qc2+- 0-0 (11...Nf6 12.Nc3+- ) 12.Bd4 (12.d4 Nd7+- ) 12...Qe7 13.Be2 f5 (13...Ne4 14.Qb2+- ) 14.Bc5 Bc5 15.0-0 f4 (15...Nf6 16.d4 Bd6 17.Nc3+- ) 16.e4 (16.d4 fe3 17.dc5 ef2 18.Kh1 Ne3+/-) 16...Nf6 17.d3 Bg4 18.Nbd2 Rae8 19.Rfc1 (19.d4 Bb4 20.Bc4 Kh8+- ) 19...Ba3 20.Re1 Kh8 (20...Qc5 21.Qb3 Qb4 22.Bd1+- ) 21.h3 Bh5 22.Nc4 (22.Nd4 Bf7+- ) 22...Bb4 23.Reb1 Bc5 24.Ncd2 (24.Ng5 Be2 25.Qe2 Bd4+/-) 24...Rg8 (24...Bd6 25.Bd1+/-) 25.Nb3 (25.d4 Bb6 26.Bd3 Rgf8+- ) 25...Bd6 26.Nbd4 Bg6 27.a4 h5 (27...Bh5 28.Ne6+- ) 28.a5 Bh7 (28...Ne4 29.de4 Be4 30.Bd3 Bd5 31.a6+- ) 29.Ne6 (29.a6 ba6 30.Ra6 Ne4 31.de4 Qe4+- ) 29...g5 (29...Qd7 30.a6 b6 31.Nfd4+- ) 30.Qc3 (better is 30.Nfg5!? Be5 31.Ra4 Bg6+- ) 30...g4 31.hg4 Rg4 (31...hg4 32.Nfg5 f3 33.Bf1+- (33.gf3?! gf3 34.Kf1 fe2 35.Ke2 Rg5 36.Ng5 Bg8+- ; 33.Nh7 Kh7 34.Bf1 Nd5 35.ed5 Qh4–+)) 32.Nh2 (32.Nh2 Rg7 33.Bf3+- ) 1–0. Krivoshapko,Alexander – Sharov,Fedor, 2007.

6.Nf3 Nf6 7.Be2 Bd7 8.a4 Bc5 9.0-0 0-0 10.c4 c6 11.Nc3 Ne4 12.bc6 Bc6 13.cd5 Bd5 14.Nd5 Qd5 15.d4 Bd6+/- 16.Rc1 Be5 17.Ne5+- N6g5 18.Bf3 Nf3 19.Nf3 Rfe8 20.Re1 Rad8 21.Qd3 Ng5 22.Ng5 Qg5 23.Rc5?? Qf6 24.Kf1 Qd6 25.Rh5+/- Re6? 26.Qh7+- Kf8 27.Qb1 Qc6 28.Rh8 Ke7 29.Rd8 Kd8 30.a5 Rg6 31.f3 Qc7 32.f4 Qc6 33.Re2 Rh6 34.h3 Rh3+= 35.Kf2 Rh2 36.Qg1 Qh6= 37.d5?? Rh1–+ 38.Qh1 Qh1 39.Rd2 Qa1 40.Ke2 Qa5 41.d6 b5 42.e4 b4 43.e5 Qb5 44.Ke3 b3 45.Rb2 a5 46.Kd2 a4 47.Kc3 Kd7 48.g4 Qc5 49.Kd3 Qc1 (50.Rh2 b2 51.Rb2 Qb2–+) 0–1. Vahl,Laurens – Beck,Leonie, Hengelo op U12, 1997.

6.Nf3 Ng5 7.Ng5 Qg5 8.Bc7 b6 9.Qf3 Bg4 10.Qf4 Be7 11.Qg5 Bg5 12.Be5 Bf6 13.Bf6 Nf6 14.c4 dc4 15.Bc4 Rc8 16.d3 0-0 17.0-0 Rc5 18.Nd2 Rd8 19.d4 Rg5 20.h4 Rh5 21.g3 Nd5 22.a4 Nc3 23.Kh2 g5 24.a5 gh4 25.gh4 Ne2 26.Be2 Be2 27.Rg1 Kh8 28.Kh3 Bb5 29.ab6 Bd7 30.Kg3 Rg8 31.Kf3 Rg1 32.Rg1 ab6 33.Kg3 Kg7 34.Nc4 Rh6 35.Ne5 Bf5 36.Kf4 Kf6 37.Nf3 b5 38.Ra1 Rg6 39.Ne5 Rg2 40.f3 Be6 41.Ra6 Ke7 42.e4 Bc4 43.d5 Rd2 44.Ra7 Kd6 45.Nf7 Kc5 46.Nh6 Rd4 47.Nf5 Rd2 48.Rh7 b4 49.Rc7 (49…Kb5 50.Nd6 Ka4 51.Rc4+- ) 1–0. hal1958 – Miguelito, playchess.de, 2003.

5.Be5 d6

6.Bb2 b6 7.c4 Nc5 8.Nf3 h6 9.Nd4 (9.d4 Ne6+- ) 9...Qf6 (9...a6 10.Nc3+- ) 10.Qf3 (10.Nc3 Ne7+- ) 10...Bb7 11.Qg4 (11.Qf6 Nf6 12.Nc6 Ncd7+- ) 11...Ne4 12.f3 Ng5 (12...h5 13.Qh3 Bc8 14.g4+=) 13.Nc3 Ne7 14.h4 (14.Bd3 h5 15.Qf4 Qf4 16.ef4 Ne6 17.Ne6 fe6+- ) 14...Ne6+- 15.f4 (15.Ne6 fe6 16.Bd3 a6+- ) 15...Nc5? (15...Nd4 16.ed4 Qd4 17.Be2=) 16.Nd5 (better 16.Be2+- ) 16...Qg6?? (better 16...Nd5 17.cd5 Bd5=) 17.Nc7+- Kd8 18.Na8 (18.Qg6 Ng6 19.Na8 Ba8+- ) 18...Ba8 (better 18...Qg4 19.Nb6 Bg2 20.Bg2 Qg2–+ (20...ab6?! 21.Bf3 Qg3 22.Kd1–+)) 19.Be2 (19.Qg6 Ng6 20.a4 h5+- ) 19...Qh7?? (19...Nd3!? 20.Kf1 Qg4 21.Bg4 Nb2+- ) 20.Bf3 (better 20.0-0+- ) 20...Nd3 21.Ke2 Nb2? (21...Bf3 22.Qf3 Nb2 23.Qa8 Kd7 24.Qa7 Ke8 25.Qa8 Kd7+- ) 22.Ba8 Qd3 23.Kf3 (23.Kf2 Qd2 24.Qe2 Qe2 25.Ke2 g6+- ) 23...Nc4 24.Nc6 (24.Kf2 Nd2 25.Rhd1 d5+- ) 24...Kc7 (24...Nc6 25.Bc6 (25.bc6?! Nd2 26.Kf2 Ne4 27.Kg1 Qe3 28.Kh2 f5+=) 25...f5 26.Qg6 Nd2 27.Kf2 Ne4 28.Be4 Qe4 29.Qf7+- ) 25.Kg3 (25.Ne7 Be7 26.Bc6 Rd8 27.Qg7 d5 28.Qf7 Nd2 29.Kg4 Qe4+- ) 25...Nf5 (25...Qd2 26.Ne7 (26.Na7 Qe3 27.Kh2 Kb8 28.Nc6 Ka8 29.Ne7 Be7+- ) 26...Be7 27.Rac1+- ) 26.Kh3 (better 26.Kh2 d5 27.Ne5 (27.Na7?! Bb4 28.Bd5 Qd5+- ) 27...Ne5 28.fe5+- ) 26...f6? (26...d5 27.Ne5 Ne5 28.fe5 Kb8+- ) 27.Nb4 (27.Na7?! d5 28.Rhc1 Bb4 29.Bd5 Qd5+- ) 27...Qa3 (27...Nce3 28.de3 Qe3 29.Kh2 Ne7 30.Rac1 Kd8 31.Nc6 Nc6 32.Rc6 f5 33.Qf5 Qe6 34.Qe6 d5 35.Rc8) 28.Nd5 Kb8 29.Qf5 Qc5 30.Bc6 Nd2 31.Qd7 Qa3 (31...Qc6 32.bc6 g6 33.Qb7) 32.Qd8 (32.Qc7) 1–0. MARYMARY – Country_Girl, ChessWorld.net, 2012.

6.Bb2 b6 7.Be2 a6 8.a4 a5 9.Nf3 f6 10.0-0 Bb7 11.Ne1 f5 12.Bf3 Bf3 13.Qf3 Rc8 14.Qf5 Qd7 15.Nf3 g6 16.Qg4 h5 17.Qg6 Qf7 18.Qf7 Kf7 19.Bh8 c6 20.Bc3 c5 21.d4 c4 22.Nbd2 Be7 23.d5 Nc7 24.e4 Nh6 25.Rac1 Ng4 26.h3 Nh6 27.Ba1 Rg8 28.Nc4 Na8 29.Bd4 Rb8 30.Ne3 Nc7 31.e5 Ne8 32.ed6 Bd6 33.c4 (33…Nf6 34.c5 bc5 35.Bc5+- ; better is 33.Nc4!? Bf4 34.Nfe5 Be5 35.Ne5 Kg8+- ) 1–0. valpa – footyhead, playchess.de, 2003.

6.Bb2 b6 7.Nf3 Nf6 8.c4 Bb7 9.Be2 Nc5 (9...a6 10.ba6 Ra6 11.c5+- ) 10.d4 (10.Bf6 Qf6 11.Nc3 g6+- ) 10...Nce4 11.0-0 Ng4 (better 11...g6!?+- ) 12.Nbd2+- d5 (12...Ngf6 13.Ne4 Ne4 14.Bd3+- ) 13.Ne4 (better 13.cd5!? f5+- ) 13...de4 14.Nd2 h5 15.h3 Qh4 (better 15...Qd6 16.Bg4 hg4 17.Qg4 Qd7+- ) 16.Bg4 (better 16.Qc2+- ) 16...hg4+- 17.Qg4 Bb4 18.Nb3 (18.Qe2 Qg5 19.d5 Qg6+- ) 18...Qg4 19.hg4 Bd6 (19...a6 20.a4+- ) 20.g3 (20.f4 a6 21.a4 Bc8+- ) 20...Rh6 (20...Bc8 21.g5+=) 21.Kg2 (better 21.Rfc1+- ) 21...0-0-0? (21...Bc8!? 22.Rh1 Bg4 23.Rh6 gh6+=) 22.d5 (22.c5 Be7 23.c6 Ba8+- ) 22...f6 (22...a6 23.a4+- (23.Bg7?! Rg6 24.Bc3 ab5+- )) 23.Nd4 Re8 (23...Rdh8 24.Rh1 Rh1 25.Rh1 Rh1 26.Kh1+- ) 24.a4 (better 24.Rh1 Rg6 25.Rh4+- ) 24...g6? (24...Reh8 25.Rh1 Rh1 26.Rh1 Rh1 27.Kh1 Be5+- ) 25.Ne6 f5 (25...Reh8 26.Rh1 Rh1 27.Rh1 Rh1 28.Kh1+- ) 26.gf5 gf5 27.Rh1 Rg6 (27...Rh1 28.Rh1 Kb8 29.Rh5+- ) 28.Rh3 (28.a5 Kb8+- ) 28...Kd7 (28...Kb8 29.Rh7+- ) 29.Rah1 Reg8 (29...Be7 30.Rh7 Re6 31.de6 Kd6 32.Rg7+- ) 30.Rh7 Ke8 (30...Kc8 31.Ng7 Kb8 32.Nf5+- ) 31.Rh8 (31.Nc7 Kd8 32.Ne6 Kc8+- ) 31...Bc8 (31...a6+- ) 32.Rg8 (better 32.R1h6 Rg4 33.Ng7 R4g7 34.Bg7+- ) 32...Rg8 33.Rh8 (33.Rh6!? a5+- ) 33...Be6 34.de6 Rh8 35.Bh8 Ke7 36.Bd4 (36.f4!? Ke6 37.Bd4 Bb4+- ) 36...Ke6+- 37.f3 Be5?? (better 37...Be7+- ) 38.fe4 (better 38.Be5 ef3 39.Kf2 Ke5 40.Kf3+- ) 38...fe4 (38...Bd6 39.ef5 Kf5+- ) 39.g4 (better 39.Be5 Ke5 40.Kh3+- ) 39...Bd6+- 40.Kh3 Be7 41.Kg3 Bg5 42.Kf2 Kd6 43.Ke2 c5 (43...c6 44.Kd2+- ) 44.bc6! Kc6 45.Kd2 Kd6 46.Kc3 Kc6 47.Kb4 a5 (better 47...Be7!? 48.Kb3 Bg5+- ) 48.Kc3+- Kd6?? (better 48...Be7+- ) 49.Bb6 Ke5 (49...Bf6 50.Kb3 Bg5+- ) 50.Ba5 Be3 51.Bb4 (51.Bc7 Ke6 52.a5 Bc1+- ) 51...Bd4 (51...Ke6+- ) 52.Kd2 Kf4 (52...Ba7 53.a5+- ) 53.c5 Kg4 (53...Ke5+- ) 54.a5 Be5 55.a6 1–0. retiponziani (1860) – Acadie1755 (1885), ChessWorld.net, 2014.

6.Bb2 b6 7.Nf3 Nf6 8.Be2 Nc5 9.0-0 a6 10.c4 Be7 11.d4 Nb7 12.ba6 Ra6 (12...Na5 13.d5+- ) 13.c5 Ra8 14.Bb5 Bd7?? (better is 14...Kf8 15.c6 Na5+- ) 15.c6 Bc6 (15...0-0 16.cd7 Nd7+- ) 16.Bc6 Nd7 17.Bb7 Rb8 (17...Ra7 18.Bc6+- ) 18.Bc6 0-0 19.Nc3 Nf6 20.Qc2 d5 21.Qb3 Qd6 22.Nd5 Nd5 23.Qd5 Qd5 24.Bd5 Bd6 25.Bc6 b5 26.d5 b4 27.Ne5 f6 (27...Rbd8 28.Rfb1+- ) 28.Nd7 Rbd8 29.Nf8 Rf8 1–0. kolya (2060) – ashoksunkara (1625), GameColony.com, 2002.

6.Bb2 c5 7.c4 a6 8.a4 ab5 9.ab5 Ra1 10.Ba1 Nf6 11.Nc3 Qa5 12.Qa4 Qa4 13.Na4 Ng5 14.d3 d5? 15.h4 Ne6 16.Bf6 gf6 17.cd5 Nc7 18.Nc3 c4? 19.dc4 Bb4 20.Kd2 0-0 21.Bd3 Bd7 22.Nge2 Ra8 23.Rb1 Bc3 24.Nc3 b6 25.Kc2 Ne8 26.Kb2 Nd6 27.Ra1 Rc8 28.Kb3 f5 29.f3 Kg7 30.Ra6 Kf6 31.Rb6 Ke5 32.f4 Kf6 33.Rd6 Ke7 34.Rd7! Kd7 35.Bf5 Kd8 36.Bc8 Kc8 37.e4 Kc7 38.c5 f6 39.Kc4 h6 40.d6 Kd7 41.Kd5 h5 42.c6 Kc8 43.Ke6 Kb8 44.Nd5 f5 45.d7 fe4 46.d8Q Ka7 47.Qb6 Ka8 48.Qb7 1–0. fostir5000 – pizza2, ChessWorld.net, 2003.

6.Bb2 Nc5 7.d4 Ne4 8.Nd2 Bf5 9.Ne4 Be4 10.c4 Qf6 11.f3 Bg6 12.Bd3 Ne7 13.Ne2 Qh4 14.Ng3 Nc8 15.0-0 Qg5 16.f4 Qf6 17.Ne4 Be4 18.Be4 Rb8 19.Qc2 Qd8 20.d5 Qh4 21.Qf2 Qf2 22.Rf2 f6 23.Bf3 Nb6 24.Be2 Na4 25.Bd4 a6 26.Rff1 ab5 27.cb5 h5 28.Bd1 Nc5 29.a4 h4 30.Bc5 dc5 31.Bb3 h3 32.g3 Ke7 33.a5 Kd6 34.Bc4 Be7 35.b6 cb6 36.ab6 Ra8 37.Kf2 f5 38.Ra7 Ra7 39.ba7 Ra8 40.Ra1 Bd8 41.Kf3 Bb6 42.g4 fg4 43.Kg4 Ra7 44.Ra7 Ba7 45.Kh3 b5 46.Bb5 Kd5 47.Kg2 c4 48.Kf3 c3 49.Bd3 Bb8 50.h3 Kc5 51.Bc2 Kb4 52.e4 Ka3 53.Kg4 Kb2 54.Bd3 c2 55.Bc2 Kc2 56.h4 Bd6 57.f5 Be7 58.e5 Kd3 59.h5 Ke4 60.f6 gf6 61.h6 fe5 62.Kh5 Kf5 63.h7 Bf6 0–1. Trkn – cliff, itsyourturn.com, 2000.

6.Bb2 Nc5 7.Nf3 Ne4 8.Bd3 d5 9.0-0 Bf5 10.Nd4 a6?? (10...Bg6 11.Be2+/-) 11.a4 (11.Nf5 Ngf6+- ) 11...a5?? (better is 11...Bg6+- ) 12.Nf5 Nd6 (12...Ngf6+- ) 13.Ng7 Bg7 (13...Ke7 14.Nf5 Nf5 15.Bh8+- ) 14.Bg7 Ne7 15.Bh8 Ng6 16.Bb2 Qe7 17.Qh5 Qe5 18.Be5 0-0-0 19.Qh7 (better is 19.Bd6 Rd6 20.Qh7 Ne7+- ) 19...Rd7 20.Bd6 cd6 21.Bf5 Nf8 22.Bd7 (22.Qf7 Kc7 23.Qf8 d4 24.ed4 d5 25.Qe8 Rd8 26.Qe7 Rd7 27.Qd7 Kb6 28.Qe6 Kc7 29.b6 Kd8 30.Qd7) 22...Kd7 23.Qf7 (23…Kd8 24.Qf8 Kd7 25.Qg7 Ke8 26.Nc3 Kd8 27.Nd5 b6 28.Qe7 Kc8 29.Qc7) 1–0. valpa – nhastro, playchess.de, 2003.

6.Bb2 Nc5 7.Nf3 Nf6 8.Be2 g6 (8...Ncd7 9.0-0+/-) 9.d4 Nce4 10.0-0 d5 11.c4 Be6 12.Bd3 c6 13.bc6 bc6 14.Qc2 Bd6 15.c5 Bh2? (better is 15...Bc7+- ) 16.Nh2 Rb8 17.Nc3 Ng4 (17...Bf5+- ) 18.Ng4 Bg4 19.Ne4 de4 20.Be4 0-0 21.Bc6 Qg5 (21...Qf6 22.Be4+- ) 22.Qc3 Rfc8 23.d5 f6 (23...Rb2 24.f4 (24.Qb2?? Bf3 25.Qg7 Kg7 26.g3 Qh5 27.Rfc1 Qh1) 24...Qe7 25.Qb2 Qc5 26.Qe5+- ) 24.Qf6 Qf6 25.Bf6 Rf8 (25...Rc6 26.dc6 Rc8 27.Rab1 Rc6 28.Rb8 Bc8 29.Bd4+- ) 26.Bd4 Rf5 (26...Rfd8 27.f3 Bd7 28.Bd7 Rd7 29.e4+- ) 27.f3 Bh3 28.gh3 Rg5 29.Kh2 Rb4 30.Rab1 Rc4 31.Rb8 Kf7 32.Rfb1 Rc2 33.Kh1 (33…Rg1 34.Kg1 Rc1 35.Rc1 g5 36.Rb7 Kf8 37.Bg7 Kg8 38.d6 h5 39.d7 Kg7 40.d8Q Kg6 41.Qd6 Kf5 42.Bd7#) 1–0. marekt – ft4jemc, ChessWorld.net, 2004.

6.Bb2 d5 7.Nf3 f6 8.Nh4 g6 9.Be2 Bd7 10.0-0 Qe7 11.d4 0-0-0 12.c4 dc4 13.Qa4 a6 14.Bc4 Nh6 15.Nc3 Qb4 16.Qb3 (time) 1–0. Trkn – Pickworth, itsyourturn.com, 2000.

6.Bb2 Qd7 7.c4 Nc5 8.Nf3 b6 (8...Qg4 9.Be2+/-) 9.Nc3+- Bb7 10.d4 Ne6 11.d5 Nc5 12.Be2 Nh6 (12...a6 13.Nd4+-) 13.h3 (13.0-0 a6+-) 13...Be7 14.Qc2 Bc8 (14...0-0 15.Ne4+-) 15.Ne4 Ne4 (15...0-0 16.Nc5 dc5 17.Bd3+-) 16.Qe4 (16.Bg7 Rg8 17.Bh6 Qf5+-) 16...0-0 17.Bd3 f5 18.Qf4 Re8 (18...a6 19.0-0+-) 19.Qg3 f4?? (better 19...Bd8+-) 20.Qg7 1-0. MASZTALERZ (2185) – kamiku, Rated Classical game, lichess.org, 2016.

6.Bb2 f5 7.Nf3 Nf6 8.c4 g6 9.d4 Bg7 10.Nc3 0-0 11.Be2 f4 12.e4 c5 13.bc6! bc6 14.0-0 h6 15.Rb1 g5 16.h3 Qe8 17.e5 de5 18.de5 (18.Ne5?! Nd4 19.Qd4 Nd7+=) 18...Nd7 19.Ne4 Nec5 (better 19...Qe7+-) 20.Nf6?? (better 20.Nc5 Nc5 21.Ba3+-) 20...Nf6+= 21.ef6 Bf6 22.Bf6 Rf6 23.Re1 Qg6? (better 23...Qf8!?+=) 24.Ne5+- Qg7 25.Bf3 Bf5 26.Bc6 Rc8 27.Bd5 (27.Rb5 Na6+-) 27...Kh7 28.Ng4 (28.Rb5!?+-) 28...Ra6+/- 29.Rb5 Ra2 30.Kh2 Nd3?? (better 30...Ra3+/-) 31.Rb7 Rc7 (31...Rf8 32.Rg7 Kg7 33.Re7 Kg6+-) 32.Rc7 Qc7 33.Re8 (better 33.Nf6 Kg7 34.Ne8 Kg6 35.Nc7 Rf2+-) 33...Nf2?? (better 33...f3 34.g3 Nf2 35.Nf6 Kg6 36.Rg8 Kf6 37.Qd4 Qe5 38.Rf8 Kg6 39.Bf7 Kh7 40.Bg8 Kg6 41.Bf7 Kh7 42.Bg8 Kg6 43.Bf7=) 34.Nf6+- Kg7 35.Qd4 (35.Rg8 Kf6 36.Qd4 Qe5 37.Rf8 Kg6 38.Qe5 Ng4 39.hg4 Rg2 40.Bg2 Bg4 41.Qe8 Kg7 42.Qf7) 35...Qb6?? (better 35...f3 36.Kg1 Nh3 37.Kh1 fg2 38.Bg2 Qb6 39.Rg8 Kf7 40.Bd5 Be6 41.Qb6 ab6 42.Be6 Ke6-+) 36.Rg8 1-0. jhonores (2220) - cwk_darren_m (2235), Rated Blitz game, lichess.org, 2020.

6.Bb2 f6 7.Nh3 g5 8.Qh5+- Kd7 9.Nc3 Qe8 10.Qe8 Ke8 11.Bc4 Ne7 12.Ne4 Bg7 13.Nf6 Bf6 14.Bf6 Rf8 15.Bg5 Ng5 16.Ng5 Bf5 17.g4! Bc2 18.Rc1 Bg6 19.Ne6 d5 20.Nf8 Kf8 21.Be2 c6 22.d4 Re8 23.h4 a5 24.ba6 ba6 25.h5 Bf7 26.Ba6 Ra8 27.Bd3 Ra2 28.Bh7 Be6 29.g5 Bg4 30.h6 Re2 31.Kf1 Rb2 32.Rh4 Be2 33.Kg2 Ba6 34.Ra1 Bc8 35.Rf4 Ke8 36.Bd3 (36.Bd3 Rf2 37.Kf2+- ) 1–0. pcmvr (2100) – epprecht (2025), net–chess.com, 2006.

6.Bb2 Qg5 7.Nf3 Qf5 8.a4 Nf6 9.Nc3 (better 9.Bf6 Qf6 10.Nc3+- ) 9...b6 (better 9...Be7!?+- ) 10.Bd3+- Qh5 11.a5 (11.Ne2 Bb7 12.Ng3 Qg4+- ) 11...Bb7 12.0-0 (12.Be2 ba5 13.0-0 Qg6+- ) 12...Bf3 (12...Be7 13.a6 Bf3 14.Qf3 Qf3 15.gf3+- ) 13.Qf3 Ng4?? (13...Qf3 14.gf3 d5+- ) 14.Qc6 Ke7 15.Nd5 Kd8 16.Qa8 Kd7 17.h3 (17.h3 Qd5 18.Qd5+- ) 1–0. Pierre – Fallaboll, internet, 2020.

6.Bb2 Qg5 7.f4 Qe7 8.Be2+/- d5 9.Nf3 Nf6 10.0-0 Qd8 11.c4 Bc5 12.d4 Be7 13.Nc3 0-0? 14.f5 Nf4 15.ef4 (15.ef4 Bf5 16.Ne5+- ) 1–0. Kucharkowski,Jens – Bitan,Eliav, corr or01–009 E–mail, 2001.

6.Bb2 Ng5 7.c4 Nf6 8.h4 Nge4 9.d3 Nc5 10.Nf3 Be7 11.Nc3 Bg4 12.Be2 a6 13.d4 Ne6 14.g3 a5 15.a4 b6 16.Nh2 Be2+= 17.Qe2 d5 18.cd5 Nd5 19.0-0 0-0 20.Nf3 Nb4 21.Ne4 h6 22.Rfd1 Qd5 23.Nc3 Qf5 24.Kg2 Bd6 25.e4 Qg6 26.Bc1 Bf4? 27.d5 Bc1+/- 28.de6 Bf4 29.e7 Rfe8 30.Nd5 Nd5+= 31.ed5 Bd6= 32.Nd4 Re7 33.Qd3 Re4 34.h5 Rd4?? 35.Qd4 Qh5+/- 36.Rh1 Qg5+= 37.Rae1 f6 38.Re6 Bc5 39.Qe4 Qd2 40.Qf3 Rd8 41.Rhe1 Rd5 42.R1e2 Qd1 43.Qe4 f5? 44.Qf4 Bd6 45.Qf3+/- Kh7 46.g4 fg4?? 47.Qe4 Kg8 48.Re8 Bf8 (48...Bf8 49.Rf8! Kf8 50.Qe8). wlittle (2280) – marv (2300), net–chess.com, 2005.

6.Bc3 a6 7.Nf3+/- Bd7 (7...d5 8.ba6 ba6 9.Be2+/-) 8.ba6 Ra6? (better is 8...ba6 9.Bc4 Nf6+/-) 9.Ba6+- 1–0. kamret (2125) – NN, GameColony.com, 2003.

6.Bc3 b6 7.d4 (7.Nf3 a6+- ) 7...Bb7 (7...d5 8.Nf3+- ) 8.Nf3 Nf6 9.d5 (better 9.Bd3!?+- ) 9...Nd5= 10.Bc4 Nc3 11.Nc3 Be7 12.0-0 0-0 13.Nd5 Bf6 14.Nd4 Nd4 (14...Bd4 15.ed4 a6 16.ba6 Ba6 17.Ba6 Ra6 18.f4=) 15.ed4 a6 Black gets the initiative 16.a4 c6 17.Nf4 White plans d5 (17.bc6!? Bc6 18.Qd3+=) 17...ab5= 18.ab5 c5 19.d5?? (better 19.Ra8 Ba8 20.dc5 dc5 21.Bd5=) 19...Ra1 20.Qg4 Rf1 21.Bf1 Be5 22.Bc4 (22.c4 Bc8 23.Qf3 Qf6–+) 22...Bf4 (22...Qa8!? 23.Bf1–+) 23.Qf4 Re8 24.g4 (24.h3 Re5–+) 24...Qe7 25.Ba2 (25.Kg2 Qe4 26.Qe4 Re4–+) 25...Qe1 (better 25...Qe2!? 26.Bc4 Qc2 27.h3–+) 26.Kg2 Qe4 (better 26...Qd1 27.Qf5–+) 27.Qf3 (27.Qe4 Re4 28.c4 Rg4 29.Kf3 Rd4–+) 27...Qf3 (better 27...Qc2 28.Bb3 Qe4 29.Kg3–+) 28.Kf3 Re5 (better 28...Ra8!? 29.Bb3 Ra5 30.g5–+) 29.c4 Re1 30.Bb3 Rg1 (30...Rc1 31.Ke4–+) 31.h4 (31.Bc2 Bc8 32.h3 h5 33.gh5 Bh3–+) 31...Rc1 32.Ke2 (32.Ke4 Rc3 33.Ba2 Rc2–+) 32...Bc8 (32...Rc3 33.Bd1–+) 33.Bd1 (33.Kd2 Rh1 34.g5–+) 33...Bg4 34.f3 Bf3! 35.Kf3 Deflection from d1 (35.Kf3 Rd1 36.Kg3–+). MARYMARY – brederodes, ChessWorld.net, 2018.

6.Bd4 Nd4= 7.ed4 Nf6 8.Nf3 d5 9.Bd3 Bg4 10.0-0+= Qd7 11.Re1 Be7 12.Nc3 0-0-0 13.a4 h5 14.a5 c5 15.bc6+- bc6 16.Qb1 c5?? 17.Ba6 Kc7 18.Qb7 Kd6 19.Nb5 (19.Nb5 Qb5 20.Qe7 Kc6 21.Ne5#) 1–0. Wall,Bill – Poky, internet, 2003.

6.Bd4 f6 7.Nf3 Bd7 8.Bb2 a6 9.ba6 ba6 10.Nc3 Rb8 11.Rb1 c5 12.Ba6+- Qa5 13.Bc4 Ne7 14.Qe2 Nc6 15.0-0 Nb4 16.Bb3 g5 17.Ne4 Bg7 18.Nfg5! fg5 19.Bg7 Ng7 20.Nf6 Ke7 21.Nd7 Kd7 22.Qg4 Kc7? 23.Qg5 Rhg8 24.Qe7 Kb6 25.Qd6 Ka7 26.Bg8 Rg8 27.Qe7 Kb8 28.a3! Qa3 29.Qc5 Ka8 30.Rb4 Ne6 31.Qd5 Ka7 32.Qb7 1–0. gtate (1995) – polog (2270), net–chess.com, 2006.

6.Bg3 Nf6 7.c4 Be7 8.Nf3 0-0 9.d4 d5 10.a4 (10.Nc3 c6 11.c5 Ne4 12.Ne4 de4+/-) 10...dc4 (10...Bb4 11.Nbd2+=) 11.Bc4+/- Bd7 (11...Ne4 12.0-0+/-) 12.Nc3 c6 13.Qb3 cb5 14.ab5 Rc8 (better 14...a5!?+-) 15.Ra7 Qb6 16.Ra1 Bd6 17.Rc1 (17.Ne5!? Be5 18.Be5 Ng5+-) 17...Bg3 18.hg3 Rc7 19.0-0 Rfc8 (19...Qd6 20.Ne5+-) 20.Ne2 (20.Ne5 Re8+-) 20...Qd6 (20...Ne4 21.Rfe1+-) 21.Ne5 Qe7? (21...b6 22.Nf4 Nf4 23.Nf7+- (23.Bf7?! Kf8 24.Rc7 Ne2 25.Kh1 Rc7=)) 22.Nd7 (better 22.b6 Rc4 23.Rc4+-) 22...Nd7 23.Nf4?? (better 23.Be6 fe6 24.Rc7 Rc7 25.Ra1+-) 23...Nf4+= 24.gf4 (24.ef4 Nb6 25.Rce1 Qd6+/-) 24...Nb6= 25.Bf7 Qf7 26.Rc7?? (26.Qf7 Kf7 27.Rc7 Rc7=+) 26...Rc7 (better 26...Qb3 27.Rb7 Nc4-+) 27.Qb4 (27.Qf7 Kf7 28.Kh2 Nd5=+) 27...Nd5 28.Qa5 b6?? (28...Rc8 29.Re1-/+) 29.Qa6 (better 29.Qa8 Qf8 30.Qd5 Kh8 31.Ra1+-) 29...Ra7 (29...Qd7!? 30.Qa2 Kh8=+ (worse 30...Qb5 31.e4+=)) 30.Qc8= Qf8 31.Qe6 Qf7 32.Qc8 Qf8 33.Qc6 Nb4 (33...Qd8!?=) 34.Qe6 (better 34.Qb6 Ra8 35.Qc5+-) 34...Rf7?? (34...Qf7 35.Qb6 Ra8 36.Qd6+/-) 35.Qb6 (better 35.Rc1 Nd5 36.Rc8+-) 35...Nd5+/- 36.Qc5 (36.Qc6 Qd8 37.Rc1+/-) 36...Nc7 (36...Qd8 37.Rc1 Rc7 38.Qa3+/-) 37.Qc6 (37.b6 Na6 38.Qf8 Kf8+-) 37...Qe8 (better 37...Qb8!?+/-) 38.Rc1+- Qc6 39.bc6 (39.Rc6?! Nb5 40.Rc8 Rf8+=) 39...Re7 (39...Rf8 40.Kh2+-) 40.Kf1 Kf8 41.Ke2 Ke8 42.Kd3 (42.Kf3 Rf7+-) 42...Kd8 (42...Rf7 43.Rc5+-) 43.e4 Ne6 44.d5 (better 44.g3 Ra7+-) 44...Nf8?? (better 44...Nf4 45.Kd2 Re4=) 45.e5+- Ra7 46.Kd4 (46.f5 Ra3 47.Kd4 Ra4 48.Rc4 Ra8+-) 46...Ra4 47.Kc5 Ra5 48.Kd6 White prepares e6 48...Ng6 49.e6 Ne7 (49...Ra8+-) 50.c7 Kc8 (50...Kc8 51.Ke7 Rd5+-). ClayPigeons (2175) - Why_White (2230), Rated Bullet game, lichess.org, 2020.

6.Bg3 Nf6 7.c4 h5 8.Nf3 Ng4 (8...g5!? 9.h3 Ne4+=) 9.h3+/- Nf6 10.d4 Be7 11.Bd3 a6 12.a4 ab5 13.cb5 c6 14.Nc3 d5 (14...g5 15.Rb1+/-) 15.0-0 g5 (15...c5 16.dc5 Nc5 17.Be5+-) 16.bc6 bc6 17.Ne5 Bd7 18.Nd7 Qd7 (18...Nd7 19.Qf3+-) 19.Be5 Rg8 Black prepares the advance g4 (19...g4 20.h4+-) 20.Qf3 (better 20.Bf6!? Bf6 21.Qh5+-) 20...g4+/- 21.hg4 hg4 22.Qe2 Ng5 23.Rfb1 (better 23.Qd1+/-) 23...Nfe4 24.Ne4 Ne4? (24...de4 25.Bc2 Bd6 26.Bg3+=) 25.a5 (25.Qc2 Qe6+-) 25...Qf5? (better 25...Nc3!? 26.Qc2 Nb1+/-) 26.Be4 (26.Qc2!? Qe6+-) 26...Qe4 27.a6 (27.Rb6 f6 28.Bg3+/-) 27...f6+/- 28.Bg3 Kf7 (28...Qh7!?+/-) 29.Rb7 Rh8 30.Bd6 Rae8 31.f3 Qh7 32.fg4?? (better 32.Kf2 Ke6 33.Rc1+-) 32…Qh4 0-1. ClayPigeons (2110) - Espenasole (2135), Rated Bullet game, lichess.org, 2020.

6.Bb2 a6

7.a4 b6 8.Nf3 (8.Nc3 Nf6+- ) 8...Nf6 (8...ab5 9.Bb5 Bd7 10.Bd7 Qd7 11.d4+- ) 9.c4 (9.a5 ba5 10.Bf6 gf6 11.Ra5 c5+- ) 9...a5 (9...ab5!? 10.cb5 Bb7+=) 10.Be2+- Be7 11.0-0 d5 (11...0-0 12.Nd4 Bb7 13.Nc6 Bc6 14.bc6+- ) 12.d3 (12.Nc3 Bb7+- ) 12...Bb4 13.Nbd2 0-0 14.Nb3 (better 14.Bf6!? gf6 15.d4+- ) 14...dc4+= 15.dc4 Re8 (15...Bb7!?+=) 16.Qc2+- 1–0. retiponziani (1895) – Heimdallr (1835), ChessWorld.net, 2015.

7.ba6 ba6 8.Nc3 Bb7 (8...Nf6 9.Rb1+/-) 9.Rb1 Be7 10.d4 Nf6 (10...d5 11.Bd3+/-) 11.d5 Nc5 12.Ba3 (12.Nf3 c6+/-) 12...Rb8 13.Bc5 dc5 14.Rb3 (better is 14.Nf3+/-) 14...Nd5?? (better is 14...0-0+=) 15.Nd5+- Bd5 16.Rb8 Qb8 17.Qd5 0-0 (17...Qb1 18.Ke2 0-0 19.Qe4 Qb5 20.Qd3+- ) 18.Qb3 (18.Bd3 g6+- ) 18...Qc8 (18...Qa8 19.f3+- ) 19.Nf3 Rd8 (19...Qg4 20.Qc4 (20.Ba6?! Qg2 21.Rg1 Qf3=) 20...Qg6 21.Rg1+- (21.Qa6?! Qc2 22.Be2 Qc1 23.Bd1 Rd8+- )) 20.Bc4 Qd7 (20...Qf5 21.0-0+- (21.Ba6?! Qf6 22.0-0 Qa6+/-)) 21.Bf7 Kf8 (21...Kh8 22.0-0+- ) 22.0-0 Bf6 (22...Qb5 23.Bc4 Qb6 24.Re1+- ) 23.Bc4 a5 (23...g6 24.Ba6 Kg7 25.e4+- ) 24.Qa3 Qg4 (24...Qc6 25.Qa5 Ra8 26.Qd2+- ) 25.Qc5 Be7 26.Qc6 g6 (26...Qh5 27.Qe6 Bf6 28.Nd4 Bd4 29.ed4+- ) 27.Nd4 Rd6 (27...Rd4 28.ed4 Bd6 29.Qa8 Kg7 30.Qg8 Kh6 31.f4+- ) 28.Qc7 Qg5 (28...Rd4 29.ed4 Qd4+- ) 29.Qd6! Bd6 30.Ne6 Ke7 31.Ng5 1–0. kamera – DARRYLPEARL (1640), GameColony.com, 2002.

7.ba6 ba6 8.Nc3 c6 9.Nf3 Nf6 10.Rb1 Be7 11.Bc4 d5 12.Bd3 Nc5 13.0-0 Nd3 14.cd3+/- 0-0 15.Qa4 Qd6 16.Ne2 Nd7 17.Ned4 Nc5 18.Qc6 Bd7 19.Qd6 Bd6 20.Ba3 Rfc8 21.Rfc1 Bf8 22.Rc3 Na4 23.Rc8 Rc8 24.Bf8 Kf8 25.Ne5 Bb5 26.Nb5 ab5 27.Kf1 f6 28.Nf3 Rb8 29.Nd4 Nc5 30.Ke2 b4 31.Nc6 Rb6 32.Nb4 Na6 33.a3 Kf7 34.d4 f5 35.d3 Ke6 36.Kf3 g6 37.h4 Rb7 38.h5 gh5 39.g3 Rb6 40.Kf4 h6 41.e4 fe4 42.de4 de4 43.Ke4 Rb5 44.f4 Nc7 45.Rc1 Ne8 46.f5 Kf7 47.Rc5 Nf6 48.Kf4 Rb7 49.Ra5 Rd7 50.Nc6 Nd5 51.Ke5 Ne3 52.Ke4 Nc4 53.Ra6 Nd6 54.Kf4 Kg7 55.Ne5 Rd8 56.Ra7 Kf6 57.d5 Re8 58.Rd7 Ra8 59.Rd6 Ke7 60.Rd7 Ke8 61.f6 h4 62.f7 Kf8 63.Ng6 Kg7 64.f8Q Kg6 65.Qf5# 1–0. pierre – ChessMonkee, ChessWorld.net, 2005.

7.ba6 Ra6 8.Ba6 ba6 9.Nf3 Nf6 10.d4 c5 11.d5 Bb7 12.de6 fe6 13.Nbd2 e5 14.Rb1 e4 15.Bf6 Qf6 16.Rb7 d5 17.Ne4 Qc6 18.Rb8 Ke7 19.Nc3 h5 20.Nd5 Ke6 21.Rb6 Qb6 22.Nb6 1–0. mtr – kaie01, internet, 2001.

7.c4 ab5 8.cb5 Bd7 9.Nc3 Be7 10.Nd5 c6 11.bc6 Bc6 12.Ne7 Qe7 13.Bg7 Nh6 14.Bh8 0-0-0 15.Bb2 Ng4 16.h3 Ne5 17.Qb3 Ng5 18.Rc1 Qf6 19.Qa4 b5 20.Qa8 Kd7 21.Qa7 Ke8 22.Rc2 Nd3 23.Ke2 Ra8 24.Qb6 Nb4 25.Bf6 Nc2 26.Qc6 1–0. Nautiluschess – ferdo, ICS blitz, 2001.

6.Bb2 c6

7.a4 Bd7 8.Nf3 Be7 9.c4 cb5 10.ab5 b6 11.Be2 Nf6 12.0-0 0-0 13.d4 d5 14.cd5 Nc7 15.Ne5 Ncd5 16.Nc3 Nc3 17.Bc3 h6 18.h3 Nd5 (18...Nd5 19.Bd2 Bd6+- ). carrafurca (2250) – zook (1980), net–chess.com, 2007.

7.a4 Nf6 8.c4 Be7 9.Nf3 0-0 10.Nc3 cb5 (10...d5!?+=) 11.ab5+/- d5 12.cd5 Nd5 13.Ne4 a6 14.Bc4 Bc5? (better is 14...ab5 15.Ra8 bc4+/-) 15.Qb3+- Ndc7 16.b6 Ne8 17.Nc5 Nc5 18.Qb4 Nd3?? (18...Be6 19.Qc5 Rc8+- ) 19.Bd3 Qd3 20.Ne5 (better is 20.Ba3 Nd6 21.Qd6 Qd6 22.Bd6+- ) 20...Qd6 21.Bc3?? (21.Ba3 Qb4 22.Bb4 Be6+- ) 21...Qb4? (better is 21...Be6+/-) 22.Bb4+- f6 23.Bf8 Kf8 24.Nc4 Be6 25.Na3 Nd6 26.d4 Bc4? (26...Rc8+- ) 27.Nc4 Nc4 28.Rb1 Ke7 29.Ke2 Kd6 (29...Na3 30.Rbc1 Nb5 31.Rc5+- ) 30.Rb4 Kd5 31.Rc1 Nd6 32.Rc5 Ke6 33.Rc7 g6 34.Rh7 a5 35.Ra4 Nc4 (35...Ra6+- ) 36.Ra3 (better is 36.Rc4 Rb8 37.Rcc7+- ) 36...a4?? (better is 36...Na3!? 37.e4 Rb8=) 37.Rb7 (better is 37.Rc3 Nd6 38.Rcc7+- ) 37...Nd6?? (37...Na3 38.Ra7 Rb8+=) 38.d5!+- Kd5 39.Ra7 (better is 39.Rc7 Ke6 40.Rd3+- ) 39...Ra7 (39...Rb8+- ) 40.ba7 Nc4 41.a8Q Kc5 (41...Kd6 42.Ra4 Nb6 43.Qd8 Nd7 44.Ra6 Kc5 45.Qa5 Kc4 46.Rc6 Nc5 47.Qc5 Kb3 48.Qb5 Ka3 49.Ra6) 42.Qc8 Kb4 (42...Kb5 43.Qd7 Kc5 44.Ra4 g5 45.Qc7 Kd5 46.e4 Ke4 47.Qc5 Kf4 48.Rc4) 43.Ra4! Ka4 44.Qc4 Ka5 45.Qb3 Ka6 46.Kd3 Ka5 (46...Ka7 47.Kc4 g5 48.Kc5 f5 49.Kc6 Ka6 50.Qb6) 47.Kc4 (47.Qb7 f5 48.Kc4 g5 49.Qb5) 47...Ka6 48.Kc5 Ka7 49.Kc6 Ka8 (49...Ka6 50.Qb6) 50.Qb7 1–0. Lanaspa Ballesteros,F – Sampaio,CD Lemos, 3rd Famalicao Open, 2015.

7.Nc3 Bd7 8.a4 a6 9.Nf3 ab5 10.ab5 Ra1 11.Qa1 Nf6 12.Qa7 Qc7 13.bc6 bc6 14.Qc7 Nc7 15.Bc4 d5 16.Bb3 Bd6 17.Ne2 Ke7 18.Ne5 Be5 19.Be5 Ne6 20.0-0 Rg8 21.Ra1 Nc5 22.Bd4 Nb3 23.cb3 Ne4 24.d3+- Ng5 25.Bc5 Kf6 26.Rc1 Ne6+/- 27.e4 Ra8 28.Bb4 Ke5? 29.f4!+- Kf6 30.h3 Rc8 31.e5 Kf5?? 32.g4 Kg6 33.f5 Kg5 34.fe6 Be6 35.Be7 Kg6 36.Nf4 Kh6 37.g5# 1–0. De Visser,Arno – Schoots, 1982.

7.Nc3 Bd7 8.a4 Qb6 9.a5 Qc5 10.Ba3 Qe5 11.Nf3 Qf6 12.Ne4 Qf5 13.Bd3+- Qg6?? 14.Nd6 (14.Nd6 Bd6 15.Bg6 (15.Bd6?! Qg2 16.Rg1 Qh3+- ) 15...Ba3 16.Bf7 Kf7 17.Ne5 Ke7 18.Ra3+- ) 1–0. Trkn – xltima, itsyourturn.com, 2000.

7.Nf3 a6 8.a4 d5 (8...Nf6 9.Nc3+/-) 9.Bd3 Nf6 10.0-0 Bc5 (10...ab5 11.ab5 Ra1 12.Ba1+/-) 11.c4 (11.ba6 ba6 12.Bf5 0-0+/-) 11...0-0 12.cd5 Qd5 13.Qc2 unclear. marekt – kerouac, ChessWorld.net, 2004.

7.Nf3 c5 8.c4 a6 9.Nc3 Bd7 10.ba6 ba6 11.Be2 Nf6 12.0-0 Be7 13.d4 cd4 14.ed4 0-0 15.d5 Nc5 16.Qc2 Nfe4?? 17.Ne4+- Ne4 18.Qe4 Bf6 19.Rab1 Re8 20.Qd3 Bb2 21.Rb2 g6 22.Qd4 a5 23.Bd3 Rb8 24.Rfb1 Rb2 25.Rb2 h5 26.h3 g5 27.Rb6 g4 28.hg4 hg4 29.Nd2 Re1 30.Nf1 g3 31.Rd6 gf2 32.Kf2 Qe7 33.Bh7! Kh7 34.Qd3 Re4 35.Rd7! Qc5 36.Kf3 Qc4 37.Qe4 Qe4 38.Ke4 Kg7 39.Ra7 Kf6 40.Ra5 Kg6 41.Ke5 f6 42.Ke6 f5 43.d6 Kg5 44.Rf5 Kg6 45.d7 Kg7 46.Rg5 Kh7 47.Kf7 Kh6 48.Rg3 Kh5 49.d8R Kh4 50.Rh8 1–0. coloplayah (1990) – tacitus (1900), net–chess.com, 2005.

7.Nf3 Nf6 8.Be2 Be7 9.0-0 0-0 10.a4 cb5 11.ab5 Ne4 12.d3 N4c5 13.c4 f5 14.Nc3 f4 15.e4 Ng5 16.Ng5 Bg5 17.d4 Ne6 18.Bf3 Qb6 19.Nd5 Qd8 20.Qc2 Bh6 21.b6 a6 22.e5 de5 23.de5 Ng5 24.Qc3 Nf3 25.Qf3 a5?! 26.Rfd1 Qg5 27.Nc7 Rb8 28.e6 Qc5 29.Ba3 Qf5 30.e7 Be6 31.ef8Q Rf8 32.Bf8 Qf8 33.Ne6 Qf6 34.Qb7 g5 35.Ra5 g4 36.Ra8 Bf8 37.Rdd8 Qe6 38.Rf8# 1–0. MarcosRamos – smn53, internet, 2007.

6.Bb2 Bd7

7.a4 a6 8.ba6 ba6 9.Nc3 c6 10.Rb1 c5 11.Nf3 Qa5 12.Nd5 Ba4?? (better is 12...Bc6 13.Bc4 Ne7+- ) 13.Ra1 Rb8 14.Bc3 Rb4 15.Qc1 (15.Nb4?! cb4 16.Bb2 Nc5+- ; < 15.Bb4 cb4 16.Bc4 Qc5+- ) 15...Nf6 (15...Ne7 16.Ne7 Be7 17.Qa3+- (17.Bb4?! cb4 18.Bc4 Nc5+- )) 16.Nf6 gf6 17.Qa3 Qb6 18.Bb4 Qb4 19.Qb4 cb4 20.Ra4 Nc5 21.Rb4 Kd7 22.d4 a5 23.Rb5 (23...Ne6 24.Ra5+- ) 1–0. guest88 – guest1708, ICC, 2003.

7.a4 Be7 8.Nf3 Nc5 9.Bg7 Normal 1-0. delcatto (2125) - Erlimox (1925), Rated Blitz game, lichess.org, 2016.

7.a4 Nf6 8.Nf3 Be7 9.Be2 0-0 10.0-0 c6 11.c4 Qc7 12.d4 h6 13.Nc3 d5 14.cd5 cd5 15.Qb3 Rad8 16.Rfc1 Qb8 17.Nd5 Nd5 18.Qd5 a6 19.Qb3 a5 20.Ba3 Ba3 21.Qa3 b6 22.Ne5 Ng5 23.Nc6 Bc6 24.Rc6 Rd5 25.Rac1 Re8 26.Qb2 Rf5 27.Bg4 Rf2 28.Qf2 Ne6 29.Be6 fe6 30.Rc7 Kh8 31.Qg3 Rg8 32.Rg7! Qg3 33.Rg3 e5 34.Rg8 Kg8 35.de5 Kf7 36.Rc6 h5 37.Rb6 Ke7 38.Rd6 h4 39.b6 h3 40.b7 hg2 41.b8Q Kf7 42.Qc7 (42.Qc7 Ke8 43.Rd8#) 1–0. Haisma,Henk (1650) – Nalichowski,Bogdan, Guernsey Holiday op, 2005.

7.Nc3 Nf6 8.Nf3 Be7 9.d4 d5 10.Bd3 0-0 11.0-0 c6 12.a4 c5 13.e4 de4 14.Ne4 Nf4 15.Nc5 Bc5 16.dc5 N6h5 17.Be4 Rb8? 18.Be5 Rc8 19.Bd6 Re8 20.Bb7 Re6 21.Bc8 Qc8 22.c6 Be8 23.Re1 Rg6 24.Bf4 Nf4 25.c7! Ne6 26.Re6! Re6 27.Qd8 Qd8 28.cd8Q h6 29.Re1 Kh7 30.Re6 fe6 31.Qe8 (31…a6 32.ba6 h5 33.Qh5 Kg8 34.Ng5 g6 35.Qg6 Kf8 36.Qf7) 1–0. lhs1701 (2015) – chessnut, ChessWorld.net, 2003.

7.c4 a6 8.a4 ab5 9.ab5 Ra1 10.Ba1 Qa8 11.Nc3 Nf6 12.Nf3 Be7 13.Be2 0-0 14.0-0 c6 15.d4 cb5 16.Nb5 Bb5 17.cb5 d5 18.Qb3 Rc8 19.h3 b6 20.Ne5 Ne4 21.Nc6 Bf8? (better 21...Rc6 22.bc6 Nd2 23.Qb6 Nf1 24.Bf1 Qa1+-) 22.Qd5+- Nd2 (22...Nd6 23.Qb3+-) 23.Rd1 Nd8 (23...g6 24.Bb2 (worse 24.Rd2 Qa1 25.Rd1 Qa4+-) 24...Rd8 25.Qe5+-) 24.Rd2 (better 24.Bc3!? Nc6 25.bc6 Qc6 26.Qc6 Rc6 27.Bd2 Rd6+-) 24...Qa1 25.Kh2 (better 25.Rd1 Qb2 26.Nd8 Rd8 27.Qd8 Qe2 28.Ra1+-) 25...Nc6 26.bc6 Qe1 27.Rc2 Qf2 (27...Qb4+-) 28.c7 (28.Qd7!? Ra8 29.c7 Qe3+-) 28...Qf6? (28...Qe3 29.Qd8 Qe6 30.Kh1+-) 29.Rc6 (better 29.Qb7!? Rc7 30.Rc7 Bd6 31.Kg1 Bc7 32.Qc7 g6+-) 29...Qe7 30.Bg4?? (better 30.Qe5 Qd7 31.Bb5+-) 30...Rc7+= 31.e4 Rc6 32.Qc6 b5 33.e5 b4 34.Qc4 g6 (34...Qg5 35.Bd1=) 35.Bd1 Kg7 36.Bb3 h5 37.Kh1 (37.Kg3 Qg5 38.Kf3 Qf5 39.Ke2 Qe4 40.Kd1 Kh8=) 37...Kh6 (37...f6 38.Qg8 Kh6 39.e6=) 38.Kh2 (38.Qf7 Qf7 39.Bf7 Kg5+/-) 38...f5 (38...Kg7 39.g3+=) 39.Qe2 f4 40.d5 (40.Kg1!?+=) 40...Qg5 41.d6?? (better 41.Qe1=) 41...Qg3-+ 42.Kh1 Qb3 43.d7 (43.Qd2 Qe3 44.Qd1 Qe5 45.d7-+) 43...Be7 (43...Qb1 44.Kh2 Bc5 45.Qh5 gh5 46.h4 Qg1 47.Kh3 Qh1) 44.e6?? (better 44.Qd2-+) 44…Qb1 (44...Qb1 45.Kh2 Bc5 46.Qh5 gh5 47.h4 Qg1 48.Kh3 Qh1) 0-1. jhonores (2165) - Xaoexao (2160), Rated Blitz game, lichess.org, 2020.

7.c4 a6 8.a4 ab5 9.ab5 Ra1 10.Ba1 Qg5 11.Nf3 Qg6 12.d4 Ne7 13.Nc3 Qh6 (13...Bc8 14.Qb1+-) 14.Be2 Ng6 15.0-0 Be7 16.Nd5 Bd8 17.Bb2 0-0 18.Ba3 Nh4 19.Nh4 Qh4 20.f4 Re8 21.Qe1 (21.Rf3!? Nf8 22.f5+-) 21...Qe1+/- 22.Re1 Nf8 (22...c6!? 23.bc6 bc6+/-) 23.Kf2 Ng6 (23...Ne6 24.Bd3+-) 24.g3 (better 24.b6!? cb6 25.Bd6+-) 24...c6 25.bc6 bc6 26.Nc3 Be7 27.Rb1 Ra8 28.Bc1 c5 (28...f5 29.Rb7 Be6 30.d5 cd5 31.Nd5 Bd5 32.cd5+-) 29.Bf3 Ra3?? (better 29...Re8+-) 30.Ba3 cd4 (30...h6 31.Nd5 Be6 32.Rb8 Kh7 33.h4+-) 31.ed4 (better 31.Rb8 Nf8 32.Nd5 de3 33.Ke3 g6+-) 31...Bf5 (31...h5 32.Bh5 Bf6 33.Ke3+-) 32.Rb8 Nf8 33.Nd5 Bf6 34.Bd6 (better 34.Nf6 gf6 35.Bd6 Be6 36.Rf8 Kg7+-) 34...Bd4 35.Ke2 h6 36.Rf8 Kh7 37.Rf7 Bg6 38.Re7 Bc2 39.Be5 (better 39.c5 Bf5 40.c6+-) 39...Bc5 40.Rg7 (40.Nf6 Kg6 41.Bh5 Kf5 42.g4) 40...Kh8 41.Rc7 (41.Rc7 Kg8 42.Nf6 Kf8 43.Rc8 Ke7 44.Re8 Kf7 45.Bd5 Kg6 46.Rg8 Kf5 47.g4; 41.Rg5 Kh7 42.Nf6 Kh8 43.Rg8) 1-0. jhonores (2195) - Wamuwi01 (2190), Rated Blitz game, lichess.org, 2020.

7.c4 a6 8.a4 c6 9.Be2 d5 10.bc6 Bc6 11.cd5 Qd5 12.Bf3 Qg5 13.Bc6 bc6 14.g3 Qd5 15.Qf3 Rb8 16.Qd5 cd5 17.Be5 Rb7 18.Nf3 Nc5 19.Nc3 f6 20.Bd4 Nd3 21.Ke2 Nb4 22.Rhc1 Bd6 23.Na2 Nh6?? 24.Rc8+- Kf7 25.Rh8 Kg6 26.Rd8 Be7 27.Rc8 Bd6 28.Bc5 Na2 29.Bd6 Rd7 30.Ba3 Nf7 31.Ra2 Rd8 32.Rd8 Nd8 33.Rc2 a5 34.Rc5 Nb7 35.Rd5 (35…Kh6 36.d3+- ) 1–0. valpa – sigma40, playchess.de, 2003.

7.c4 a6 8.Nf3 ab5 9.cb5 Be7 (9...Nf6 10.Bc4+=) 10.Bc4+/- Bf6 11.d4 Ne7 12.0-0 0-0 (12...d5 13.Bd3+/-) 13.Nbd2 (13.Nc3 Re8+/-) 13...d5 14.Bd3 c5 (14...Re8 15.Qc2 Ng6 16.Rfc1+/-) 15.bc6 bc6 16.Qc2 Ng6 17.Nb3 Qb6 18.a4 (18.Rfb1 Rfb8+- ) 18...Rfb8 19.Nfd2 Be7 20.Rfc1 (20.a5 Qb4+- ) 20...Bd6 (20...Bb4 21.Rcb1+/-) 21.a5 Qc7 22.g3 (22.Nf3 Qb7 23.Ba3 Bh2 24.Kh2 Qb3+- ) 22...Ng5 (22...Ra7 23.Ba3+- ) 23.Ba3+- Nh3 24.Kg2 Ba3 25.Ra3 Qd6 26.Rca1 Qf6 27.Rf1 Ng5 28.Rc1 Bh3 29.Kg1 Nf3 30.Nf3 Qf3 31.Bf1 Bf5 32.Qe2+- Qe2 33.Be2 Ne7 34.Nc5 Rb2 35.Bf1 h5 36.h4 Bg4 37.a6 Nc8 38.Nd3 Rb6 39.Ne5 Na7 40.Rac3 Rc8 41.Ng4 hg4 42.e4 Rb4?? 43.ed5+- Rd4 44.dc6 Rc7 45.Rc4 Rc4 46.Rc4 f5 47.Bg2 Kf7 48.Rb4 Ke7 49.Rb7 Kd6 50.f4 Rb7?? 51.ab7 Kc7 52.Kf2 Nb5 53.Ke3 Nc3 54.Kd4 Nb5 55.Ke5 g6 56.Kf6 (56...Nd4 57.Kg6+- ) 1–0. Schirmer – Stork, 1995.

7.c4 c5 8.Nf3 Nf6 9.Be2 g6 10.0-0 Bg7 11.d3 0-0 12.a4 a6 13.Nbd2 ab5 14.ab5 Ng4 15.Bg7 Ng7 16.h3 Nf6 17.Ra8 Qa8 18.Qa1 b6?? 19.Qf6 Be6 20.Ra1 Qb7 21.Ng5 h6 22.Bf3 Qc8 23.Ne6 Ne6 24.Bg4 h5 25.Be6 Qe6 26.Qe6 fe6 27.Ra6 Rb8 28.Ne4 Kf7 29.Nd6 Ke7 30.Ne4 Kd7 31.f3 Kc7 32.Ng5 e5 33.Ra7 Rb7 34.Rb7 Kb7 35.Nf7 Kc7 36.Ne5 Kd6 37.Ng6 (37…h4 38.d4+- ) 1–0. hal1958 – epenz, playchess.de, 2003.

7.c4 Nf6 8.d4 Be7 9.Nf3 h6 10.Nbd2 a6 11.a4 ab5 12.ab5 Ra1 13.Qa1 c6 14.bc6 Bc6 15.d5 Nd5 16.cd5 Bd5 17.Bg7 Rg8 18.Bh6 Normal 1-0. zembelek (2140) - nachendo (1685), Rated Classical tournament TMv5tX51, lichess.org, 2016.

7.c4 Nf6 8.Qf3 Be7 9.Qb7 0-0 10.d4 Ne4?? 11.Qe4+- Ng5 12.Qc2 g6 13.h4 Bf5 14.Bd3 Ne6 15.Bf5 gf5 16.Qf5 Ng7 17.Qf3 d5 18.Qd5 Bb4 19.Bc3 Qd5 20.cd5 Bd6 21.Ne2 Nf5 22.e4 Ne7 23.Rh3 Ng6 24.h5 Ne7 25.e5 Nd5 26.Rg3 Kh8 27.ed6 cd6 28.Rg5 Rae8 29.Rd5 Rd8 30.Bb4 Rfe8 31.Rd6 Rc8 32.Bc5 f5 33.Ra6 f4 34.Ra7 Rg8 35.Nf4 Rce8 36.Kd2 Rg4 37.g3 Rg7 38.a4 Rge7 39.Re7 Rd8 40.Ne6 Rd5 41.Re8# 1–0. b4_player – opponent, gamecolony.com, 2007.

7.c4 Nf6 8.Nf3 Nc5 9.d4 Nce4 10.Bd3 Be7 (10...d5 11.Nc3 Bb4 12.Qb3 Bc3 13.Bc3+/-) 11.Qc2+- Bf5 (better is 11...d5+- ) 12.Nh4 Ng4? (12...g6 13.f3 Ng5 14.Nf5 gf5+- ) 13.Nf5 (worse is 13.Be4 Bh4 14.g3 Bc8 15.gh4 Qh4+- ) 13...Nef2 14.0-0 Nd3 (14...g6 15.Ne7 Nd3 16.Qd3 Qe7 17.h3+- ) 15.Ng7 Kf8 (15...Kd7 16.Qd3 Kc8+- ) 16.Ne6 (16.Ne6 Ke8 17.Nd8 Nb2 18.Nb7 Ne3 19.Qb2+- ) 1–0. Janek – anony, internet, 2016.

7.Bc4 Qg5 8.Qf3 Bb5? 9.Qb7+- Bc4 10.Qa8 Kd7 11.Nc3 Ne7 12.Nf3 Qg2 13.Ne5! (13.Ne5 de5 14.Qg2+- ) 1–0. Bonetti,Shane – Stavanger, ICC, 2002.

7.d4 Qg5 8.Nf3 Qd5 9.c4 Qf5 10.Bd3 Qh5 11.Nbd2 Nf6 12.Qc2 d5 13.c5 Bd6?? 14.cd6 cd6 15.0-0 Ng4 16.Bf5 Kf8 17.Bg4 Qg4 18.h3 Qh5 19.Nh2 Ng5 20.Qc7 Nh3 21.gh3 Qg5 22.Ng4 Bg4 23.Qd6 Kg8 24.hg4 Qg4 25.Qg3 h5 26.Nf3 f5 27.Nh2 h4 28.Ng4 hg3 29.Ne5 Rh3 30.fg3 Rg3 31.Kf2 Rh3 32.Rh1 Rh1 33.Rh1 Rf8 34.Kf3 Rc8 35.Rh2 Ra8 36.Kf4 Rf8 37.Kg5 Rf6 38.Rf2 (38.Rf2 Rh6 39.Ng6+- ) 1–0. Roczniak,Jan – Kolbusz,L, corr Poland, 1985.

7.Qf3 c6!? +/-.

7.Qf3 Qg5? 8.Qb7+- Rd8 (8...Qd8 9.Nc3+- ) 9.Nc3 (better is 9.Qa7 Bb5 10.Nf3 Qf5+- ) 9...Nc5?! (9...Qc5+- ) 10.Qa7 Qg6 11.Nd5 (< 11.Qc7 Qc2 12.Ba3 Nf6 13.Bc5 Rc8+- ) 11...Qc2 (11...c6 12.Nc7 Ke7 13.d3 cb5 14.Nb5+- ) 12.Nc7 Ke7 13.Nd5 Ke8 14.Bd4 (14.Bc3 Nd3 15.Bd3 Qd3 16.Nc7 Ke7+- ) 14...Ne4 (14...Ne6 15.Bc3+- ) 15.Nf3 Bg4 (15...Ngf6 16.Bf6 Nf6 17.Nf6 gf6+- ) 16.b6 Bf3 (16...f6 17.Bb5 Bd7+- ) 17.Bb5 Rd7 (17...Qc6 18.Bc6 Rd7 19.Qd7#) 18.Qd7# 1–0. b4_player (2230) – hff, GameColony.com, 2003.

7.Nf3 Be7 8.Bc4 Nf6 9.0-0 0-0 10.a4 c6 11.Nc3 cb5 (11...a6!?+/-) 12.ab5 a6 13.ba6 ba6 14.Qe2 (14.Ra6 Ra6 15.Ba6 Qb6–+; 14.Ba6 Qb6–/+) 14...Bc6 (14...a5 15.Rfb1+/-) 15.Ra6 Ra6 16.Ba6 Nc5 (16...Qc7 17.Rb1+/-) 17.Bb5 (17.Nd4 Bd7+- ) 17...Bf3 (17...Bb7 18.Nd4+- ) 18.Qf3 Qb8 19.Rb1 d5 (19...Nce4 20.Ne4 Qb5 21.Ng3+- ) 20.Bc6 Nce4 21.Nd5 (< 21.Ne4 Ne4 22.Qd1 Qd6+- ; 21.Bd5? Nd2 22.Qd1 Nb1 23.Qb1 Nd5 24.Nd5 Ba3–+) 21...Nd2 (21...Ba3 22.c4 Qb3 23.Ne7 Be7 24.Be4 Rb8+- ) 22.Ne7 (22.Nf6? Bf6 23.Qg4 Bb2–+) 22...Kh8 23.Qf6! (23...Qb2 24.Qb2+- ) 1–0. Marre – Palia1, zagraj.pl, 2003.

7.Nf3 Nf6 8.a4 Be7 9.c4 0-0 10.d4 c6 11.Nbd2 a6 12.Bd3 ab5 13.ab5 Ra1 14.Qa1 cb5 15.cb5 Qb6 16.Qa3 Re8 17.0-0 d5 (17...Nc7 18.Qb3+/-) 18.Qb3 Bd6 19.Ba3 Ba3 20.Qa3 Rc8 (20...Nc7 21.Qb4 Ra8+-) 21.Rc1 (better 21.Ne5!?+-) 21...Rc1+/- 22.Qc1 Bb5 23.Qb1 Nc7 24.Ne5 Qa6 25.Bb5 Qb5 26.Qf5 Qe8 27.g4 (27.Qc2 Ne6+=) 27...Qe6= 28.Qf3 h6 29.Nb3 Na6 30.h3 b5 31.Qe2 Qb6 32.h4 Nb4 (32...Ne4 33.Qc2 Qe6 34.Qc6 Qc6 35.Nc6=) 33.g5+= hg5 34.hg5 Ne4 35.Qg4 White intends g6 35...Qc7 36.g6 f6?? (36...fg6 37.Qe6 Kh7 38.Qg6 Kg8 39.Qe8 Kh7 40.Qh5 (40.Qb5?! Qc2 41.Qf1 Qb3=) 40...Kg8 41.Ng6+/-) 37.Qh5 (37.Qe6 Kf8 38.Nd7 Qd7 39.Qd7 Nd6 40.Nc5 Nd3 41.Ne6 Kg8 42.Qg7) 37...fe5?? (better 37...Ng5+=) 38.Qh7+- Kf8 39.Qh8 Ke7 40.Qg7 Kd6 41.Qe5 (better 41.de5 Kc6 42.Qc7 Kc7 43.g7+-) 41...Kc6+/- 42.Qe6 (42.Nc5 Qc8 43.Ne4 Qg4 44.Kh2 Qg6+/-) 42...Qd6 (42...Nd6 43.Nc5 Qg7 44.e4 Qd4 45.e5 Kc5 46.g7=) 43.Qc8 (43.Na5 Kc7 44.Qf7 Qd7 45.f3+-) 43...Kb6= 44.Qc5 (44.Kf1 Qc7 45.Qc7 Kc7=) 44...Qc5 (44...Nc5? 45.dc5 Qc5 46.Nc5+-) 45.Nc5 Nc6 (45...Nc5?? 46.dc5 Kc5 47.g7+-) 46.g7 Ne7 47.Nd7 (47.Ne4 de4 48.Kf1-/+) 47...Ka5?? (better 47...Kc7 48.Ne5 Nf6-+) 48.Nf6?? (better 48.f3 Nc3 49.Ne5=+) 48...Nf6-+ 49.f3 (49.Kf1-+) 49...b4 50.Kf2 b3 51.e4 b2 52.e5 b1Q (better 52...Nh5 53.g8N Ng8 54.e6-+) 53.ef6 Qc2 54.Kg3 (54.Ke3 Nf5 55.Kf4-+) 54...Ng6 (54...Qg6 55.Kf2 Qf6 56.Ke2-+) 55.f7?? (55.g8Q Qc7 56.Kh3 Qd7 57.Kg2 Nf4 58.Kf2 Qd6=+) 55...Qf5 (better 55...Qc7 56.Kf2 Qf7-+) 56.f8Q?? (56.g8Q=+) 56...Qg5 (better 56...Nf8 57.g8Q Ne6-+) 57.Kf2= Qd2 58.Kg3 Qg5 59.Kh2 (59.Kh2 Qh6 60.Kg3 Nf8 61.g8Q Qd6 62.Kf2-+). jhonores (2190) - Federer_Online (2160), Rated Blitz game, lichess.org, 2020.

7.Nf3 Nf6 8.d3 Be7 (8...Bb5!? 9.c4 Bd7=) 9.c4 c6 10.a4 cb5 (10...a6 11.Nc3+/-) 11.ab5+/- a6 12.Nc3 ab5 13.Ra8 Qa8 14.Nb5 (14.cb5 Qa5+/-) 14...Bb5+= 15.cb5 0-0 (15...Qa5 16.Nd2 Qb5 17.Bf6 Bf6 18.d4+=) 16.Be2 (16.Qa1 Qa1 17.Ba1 Ra8 18.Bf6 Bf6+=) 16...Qa5+= 17.Qd2 Qb5 18.d4 (18.0-0 Ra8+=) 18...Qc6 (18...Qb3 19.Bd3=) 19.0-0 d5 20.Ne5 Qc7 21.Rc1 Qd8 22.Qc3 Ne4 23.Qd2?? (23.Qb3 f6 24.Nf3 Qd7+/-) 23...Bd6 (better 23...Nd2 24.Rc2 Ne4-+) 24.Qe1 f6 25.f3 (better 25.Nd3!?=) 25...fe5=+ 26.fe4 ed4 (26...Qg5 27.Qg3 Qg3 (worse 27...de4 28.Qg5 Ng5 29.de5+/-) 28.hg3 de4=) 27.ed5+= Ng5 (27...Nc5 28.Bd4 Nb3 29.Rd1+=) 28.Bd4+/- Ne4 29.Bf3 Nf6 (29...Qe7 30.Rb1+/-) 30.Qh4 Qe7 31.Bf6?? (31.Qg5 b5+/-) 31...Qf6 (better 31...Qe3 32.Kf1 Qc1 (32...Rf6?! 33.Rc8 Bf8 34.Qb4=) 33.Qe1 Qe1 34.Ke1 Rf6-+) 32.Qf6+/- Rf6 33.Rc8 Kf7 34.Ra8 Kg6 (34...b5 35.h4+=) 35.Ra7 (35.Be4 Kh6+/-) 35…Rf7 0-1. hurvajsmanka (1700) - NN (2100), Rated Bullet tournament, lichess.org, 2014.

7.Nf3 Nf6 8.Be2 Be7 9.0-0 0-0 10.d4 d5 11.Nbd2 Qe8 12.a4 a6 13.c4 ab5 14.ab5 dc4 15.Bc4 Ra1= 16.Qa1 Bb5 17.Rc1 Bc4 18.Nc4 b5 19.Nce5+= Bd6 20.Nc6 Ne4? 21.Nfe5 f6= 22.d5? fe5 23.Be5? Nf2 24.Bg7?? Ng7 25.Nd4 Qe3 (25...Qe3 26.Rc3 Nh3 27.Kh1 Qc3 28.Qb1 Qb2 29.Qe1 Bb4 30.Nf3 Be1 31.d6 Qe2 32.gh3 Qf3 33.Kg1 Qf1) 0–1. gtate (1930) – gdraper (2020), net–chess.com, 2006.

7.Nf3 Ng5 8.Ng5 Qg5 9.Qf3 c6 10.a4 Nf6 11.Qg3 Qg3+= 12.hg3 cb5? 13.Bb5 Bb5 14.ab5 a6 15.Nc3 Be7+/- 16.Ke2 Kd7 17.ba6 ba6 18.Ra2 h6 19.Rha1 Bd8? 20.Ra6+- Bc7?? 21.Ra8 Ra8 22.Ra8 1–0. Djakov,Joao – Paiva,Hamilton Jose Coimb, Internet Section, 2004.

6.Bb2 Be7

7.c4 Bf6 8.d4 c6 9.a4 Ne7 10.Nc3 0-0 11.Ne4 Nf5 12.Nf6 Qf6 13.Nf3 d5 (13...Re8 14.Rb1 Qg6 15.a5+/-) 14.Be2 Nd6 15.cd5 cd5 16.0-0 Ne4 17.Rc1 Bd7 18.Ne5 Rad8 19.Ba3 Rfe8 20.f3 N4g5 (20...Qg5 21.Qd3 (21.Nd7?! Qe3 22.Kh1 Nf2 23.Rf2 Rd7+=) 21...Nf6 22.f4+-) 21.h4 Qf5?! (21...Nd4 22.ed4 (22.Qd4?! Qe5 23.Qe5 Re5+/-) 22...Ne6 23.f4 Qh4 24.Bg4+-) 22.g4 Nh3 (22...Qf6 23.hg5 (23.Nd7?! Nh3 24.Kg2 Qh4+/-) 23...Qg5 24.Qd3+-) 23.Kh2 Qf6 24.Kh3 g5 (24...Qh6 25.f4 (25.Nd7?! Qe3 26.Bd6 Rd7+-) 25...f6 26.Nd7 Rd7 27.Kg2+-) 25.Qd3 gh4 26.Kh2 Ng5 (26...Bc8 27.f4 Qg7 28.g5+-) 27.Rc7 (better 27.f4 Ne4 28.Rc7 Be6 29.Rb7 Rb8 30.Ra7 Ra8 31.Ra8 Ra8+-) 27...Be6 (27...Re5 28.Rd7 Rd7 29.de5 Qe6+-) 28.f4 (28.Rb7!? h3+-) 28...Ne4 29.g5 Qf5 (29...Qg7 30.f5 Qg5 31.Rg1 (31.Rb7?! Qg3 32.Kh1 Qh3 33.Kg1 Qg3 34.Kh1 Qh3 35.Kg1 Qg3 36.Kh1=) 31...Qg3 32.Rg3 hg3 33.Kg2 Bf5 34.Bh5 Bh3 35.Kg1+-) 30.Bg4 (30.Rb7? Qh3 31.Kg1 Qg3 32.Kh1 Bh3-+) 30...Qg4 31.Ng4 Bg4 32.Be7 (32.Rb7 Bf5 33.Qd1 Ng3+-) 32...Rc8 (32...Rd7 33.Rd7 Bd7 34.Qa3+-) 33.Rfc1 Bf5 (33...Kg7 34.Qa3+-) 34.Qe2 (better 34.Qb3!? Be6+-) 34...Ng3 35.Qe1 Ne4 (35...Rb8 36.Qa5 a6 37.Qb6+-) 36.Qh4 Bg6 (36...Rc7 37.Rc7 Rb8+-) 37.Bf6 (37.Qh6 Ra8 38.Bf6 Nf6 39.gf6 Re3 40.Qg7) 37...Rc7 38.Rc7 (38.Qh6 Nf6 39.gf6 Rc2 40.Rc2 Bc2 41.Qg7) 38...a6 39.Qh6 Nf6 40.gf6 (40.gf6 Re3 41.Qg7) 1-0. jhonores (2240) - Natalito (2190), Rated Blitz game, lichess.org, 2020.

7.Bc4 d5 8.Be2 Nf6 9.Nf3 0-0 10.0-0 Bc5 11.d4 Bb4 12.c4 dc4 13.Bc4 Nd5?? 14.Qb3+- c6 15.Bd5 Qd5 16.Qb4 cb5 17.Nc3 Qh5 18.Qb5 Qg6 19.Nd5 Kh8 20.Ba3 Rd8 21.Ne5 Qg2 22.Kg2 Ng5 23.Be7 Bh3 24.Kg1 Rd5 25.Qd5 Be6 26.Qb7 Re8 27.Bg5 (27.Bg5 f6 28.Qc6+- ) 1–0. marekt – miopop, internet, 2005.

7.Bc4 Bf6 8.Nc3 Bd7 9.d4 c6 10.d5 cd5 11.Qd5 Ne7 12.Qd6 0-0 13.Rd1 Bc8 14.Qd8+- Nd8 15.Nf3 Ne6 16.Na4 Bb2 17.Nb2 b6 18.Ne5 Bb7? 19.Rd7 Bg2 20.Rg1 Be4 21.Re7 Bc2 22.Be6 fe6 23.Reg7 Kh8 24.Rg8! Rg8 25.Nf7 1–0. miehnekort – justin_troy16, Yahoo, 2005.

7.Bc4 Nf6 8.Nf3+/- 0-0 9.Be6 (9.0-0 d5 10.Be2 Re8+=) 9...Be6 10.d3 a6 11.c4 (11.ba6 Ra6 12.Nc3 d5+=) 11...ab5 12.Nd4 (12.cb5 Ra2 13.Ra2 Ba2=) 12...bc4–/+ 13.Ne6 fe6 14.dc4 Ra6 (14...Qd7 15.0-0=+) 15.0-0=+ Qa8 16.Nc3 c6 (16...Qe8 17.Qd3=+) 17.a4 (17.e4 b6=) 17...d5=+ 18.cd5 cd5 (< 18...Nd5 19.Qg4 Rf7 20.Qe6+/-; 18...ed5?! 19.e4 Rb6 20.Qb1=+) 19.Nb5 Rc6 20.Be5 (20.a5 Ne4=+) 20...Qd8 21.Qb3 Ne4 22.Rfd1? Rf2–+ 23.Nd4 Rb6 24.Nb5 Rc6?? 25.a5?? Rcc2–+ 26.Qc2?? Rc2 27.Nd4 Nc5 28.Nc2–/+ Bf6 29.Bd4 Bd4 30.Nd4=+ Qa8 31.Rdc1 Qc8?? 32.Rc2 Kf7? 33.Rac1 b6 34.ab6 Qa6 35.Rc5 Qb6 36.Rc7 Kg6 37.R7c6 Qb2 38.Re6 Kf7 39.Rf1 Kg8 40.Re8# 1–0. Dopper,Johan – de Jonge,Jan, 1995.

7.Nf3 Bf6 8.d4 a6 +/-.

7.Nf3 Bf6 8.d4 c6 9.c4 Bd7 10.a4 a6 11.Nc3 Nh6 12.Bd3 ab5 13.ab5 Ra1 14.Qa1 0-0 15.Ne4 d5 16.Nf6 Qf6 17.Ne5 Be8 18.bc6 bc6 19.c5 Qd8 20.0-0 f6 21.Nf3 Ng4 22.h3 Nh6 23.Rd1 Nf7 24.Nh4 Nfg5 25.f4 Ne4 26.Be4 de4 27.Nf5 Bg6 28.Nd6 f5 29.Bc3 Qe7 30.Be1 Bh5 31.Rb1 Qd8 32.Qa7 Qa8 33.Qa8 Ra8 34.Nf5 Be2 35.Ne7 Kf8 36.Nc6 Nd8 37.Rb8 Rb8 38.Nb8 Bb5 39.Ba5 Ke8 40.d5 Nb7 41.Bb6 g6 42.c6 Nd6 43.Nd7 h5 44.Bc7 Ke7 45.Bd6 Kd6 46.Nf6 Bd3 47.Kf2 Bc2 48.h4 Bd3 49.Ne8 Kd5 50.c7 Ba6 51.g4 hg4 52.Nf6 Kc6 53.Ne4 Kc7 54.Kg3 Bc8 55.Nf6 Kd6 56.Ng4 Kd5 57.Kf3 Kd6 58.e4 Ke6 59.Ne3 Kf7 60.f5 gf5 61.Nf5 Kf6 62.Kf4 Be6 63.e5 Kg6 64.h5 Kh7 65.Kg5 Bf7 66.h6 Be8 67.e6 Bg6 68.Ng7 Bd3 69.e7 Bb5 70.e8Q Be8 71.Ne8 Kh8 72.Kg6 Kg8 73.Nd6 Kh8 74.Nf7 1–0. Trkn – Lazar, itsyourturn.com, 2001.

7.Nf3 Nf6 8.Be2 0-0 9.c4 (9.0-0 Re8+/-) 9...d5 (9...a6 10.0-0+/-) 10.0-0+/- b6 (10...a6 11.ba6 b6 12.cd5 Nd5 13.Qa4+/-) 11.d3 (11.Bf6 Bf6 12.d4 dc4+/-) 11...dc4 12.dc4 Qd1 (12...Bb7 13.Nc3+/-) 13.Rd1 Bb7 14.Nbd2 Ne4 (14...a6 15.Nd4+/-) 15.Nb3 (15.Ne4 Be4 16.Ne5 Rfd8+- ) 15...N4c5 (15...Rfd8!?+/-) 16.Nc5 Nc5 17.Ba3 (17.Nd4 Rfe8+- ) 17...Rad8 18.Bc5 Rd1 (18...Bc5!? 19.Bd3 a6+/-) 19.Rd1+- (< 19.Bd1 Bc5 20.Be2 Rd8+/-) 19...Bc5 20.Rd7 Rc8?? (better is 20...Bd6=) 21.Ne5 (21.Ng5 f5+- ) 21...Bd6 (21...f5 22.Bf3 Bf3 23.Nf3+- ) 22.Nf7 Rf8 (22...Bb4+- ) 23.Nd6 (23…cd6 24.Rb7+- ) 1–0. Schirmer – Rauscher, corr, 1995.

7.Nf3 Bf6 8.Bf6 Nf6 9.Nc3 (9.d4 c5+/-) 9...b6 (9...0-0 10.d4+/-) 10.Bc4 (10.a4 0-0+/-) 10...Bb7 (10...a6 11.a4+/-) 11.0-0 (11.d4 a6+/-) 11...d5 (11...a6 12.d4+/-) 12.Bd3 (12.Bb3 a6+/-) 12...0-0 13.a4 d4 (13...a6 14.Ne5+=) 14.ed4 (14.Nd4 Nd4 15.ed4 Qd4+/-) 14...Bf3 (14...Nd4 15.Nd4 Qd4 16.a5+/-) 15.Qf3 (15.gf3?! Nf4=) 15...Nd4 16.Qg3 (16.Qh3 Ne6+/-) 16...g6 (16...c5 17.Rac1+/-) 17.Rfe1 Re8 (17...c5 18.bc6! Nc6 19.Rad1+/-) 18.Re8+- Qe8 (18...Ne8 19.a5+- ) 19.Qc7 Qc8 (19...Qd8 20.Qe5+- ) 20.Qc8 (20.Qe5 Qd8+- ) 20...Rc8 21.a5 ba5 (21...Rd8 22.Kf1+- ) 22.Ra5 Nd7? (22...Rc7+- ) 23.Ra4 Ne6 24.Ra7 Ndc5 (24...Rc7 25.Rc7 Nc7 26.Na4+- ) 25.Bc4 Rd8 (25...Rb8 26.Nd5+- ) 26.d3 Rf8 (26...Kg7 27.b6+- ) 27.Ne4 (27.Nd5 Kg7+- ) 27...Ne4 28.de4 Nc5 (28...Rc8 29.Be6 fe6 30.f4+- ) 29.f3 h5 (29...Ne6 30.Bd5+- ) 30.b6 Ne6 (30...Rd8 31.Bf7 Kg7 32.Bd5 Kf6 33.Rf7 Ke5+- ) 31.Be6 fe6 (31...Rb8 32.Bf7 Kf8 33.Bg6 Rb6 34.Bh5 Rc6+- ) 32.b7 Kg7 33.b8Q Kg8 34.Qb7 1–0. Janek – puluu, internet, 2017.

6.Bb2 Ne7

7.Nf3 a6 8.Nc3 +/-.

7.Nf3 c6 8.c4 cb5 9.cb5 Bd7 10.d4 a6 11.Nc3 d5 12.Qb3 Nc7 13.b6+- Nb5 14.Bb5 Bb5 15.Nb5 ab5 16.Qb5 Qd7 17.Qd7 Kd7 18.Ne5 Ke8 19.a4 Nc6?? 20.0-0 Rb8? 21.Rfc1 Ke7?? 22.Nc6 bc6 23.Rc6 Kd7 24.Rc7 Ke6 25.a5 Bd6 26.Rc6 Rhc8 27.Rac1 Kd7 28.Rc8 Rc8 29.Rc8 Kc8 30.Bc3 Kb7 31.Kf1 Ka6 32.Ke2 Bh2 33.g3 Bg1 34.Be1 Kb5 35.b7 Kc6 36.b8Q (36…Kd7 37.Qb7 Ke6 38.Kf1 Bf2 39.Qc6 Kf5 40.Qd5 Kg4 41.Kf2 f6 42.Qd7 Kg5 43.Qg7 Kf5 44.Qh7 Ke6 45.a6 f5 46.a7 f4 47.a8Q fe3 48.Ke3 Kd6 49.Bb4 Ke6 50.Qc6#) 1–0. Salas Vilalta,Joan Carlos (1830) – Castellvi Olive,J (1715), Terrassa op–B, 1996.

7.Nf3 d5 8.c4 dc4 9.Bc4 Nf5 10.0-0 f6 11.Qb3 Nd6 12.Be6 Be6 13.Qe6 Qe7 14.Nd4 c5 15.Qe7 Be7 16.Ne6 Nb5 17.Nc3 a6 18.Nb5 1–0. Trkn – karel_8d, itsyourturn.com, 2000.

7.Nf3 Bd7 8.c4 Nf5 9.Bd3 Nc5 10.Qc2 Nd3 11.Qd3 Qe7 12.0-0 Rg8 13.Nd4 g6 14.a4 Bg7 15.Bc3 0-0-0 16.Ne2 f6 17.Qc2 Kb8 18.Nf4 Nh4 19.Rd1 Qf7 20.d3 g5 21.Ne2 Qh5 22.Nd4 g4 23.g3 Nf3+/- 24.Nf3 gf3 25.h4 Qg4 26.Kf1 Qh3–+ 27.Ke1 Qg2 28.Nd2 Bh3 29.Nf3?? Qf3 30.Qe2 Qf5 31.Qd2? Qf3?? 32.Qc2?? Qg2 33.Rd2?? Qf1 0–1. valpa – janaj, playchess.de, 2003.

7.Nf3 f6 8.Bc4 Ng6 9.0-0 d5 10.Bb3 Bd7 11.a4 c6 12.c4 Bd6 13.cd5 Nc5 14.dc6 bc6 15.d4 Nb3 16.Qb3 Qe7 17.Nc3 Rb8 18.Qc4 c5 19.Ne4 cd4 20.Nd6 Qd6 21.Ba3 Qe6 22.Qe6 Be6 23.Nd4 Kf7 24.Ne6 Ke6 25.Rfd1 Rhc8 26.Rac1 Ne5 27.Rc8 Rc8 28.Rd6 Kf7 29.f4 Nc4 30.Rd3 Na3 31.Ra3 Rc1 32.Kf2 Rc2 33.Kf3 h5 34.h3 Rc1 35.a5 Rb1 36.Rc3 Rb5 37.Rc7 Kg6 38.Ra7 Kh6 39.Ra8 f5 40.a6 Ra5 41.a7 Kg6 42.Kg3 Ra2 43.Kh4! Rg2?? 44.Rb8 Ra2 45.a8Q 1–0. Trkn – The Meadowlark, itsyourturn.com, 2001.

6.Bb2 Nf6

7.a4 a6 8.Nf3 ab5 9.ab5 c6?? 10.Ra8+- Qb6 (10...Nd5+-) 11.Rc8 Kd7 12.Ra8 g5 (12...Nc7 13.Ra3 Be7+-) 13.Bf6 g4 14.Ng5 (14.Bh8 gf3 15.Qf3 Nd8+-) 14...Ng5 15.Bh8 h5 16.h3 (16.Rf8 Ke7 17.Rg8 Ne6+-) 16...Bh6 17.hg4 Ne4 18.Rh5 (18.Qf3 Bf4 19.Qf4 Qd8 20.Qf7 Qe7 21.bc6 Kc7 22.Qe7 Kc6 23.Rc8 Kb6 24.Qc7 Ka7 25.Qa5) 18...Be3 19.fe3 (19.fe3 d5 20.Qf3+-) 1-0. Banjovi (2380) - sahberk (2375), Rated Bullet game, lichess.org, 2018.

7.a4 b6 8.Nf3 (8.Qf3 d5+/-) 8...Nc5 (8...a6 9.Be2+/-) 9.d4 Nce4 10.Nbd2 (10.Bd3 a6+/-) 10...Bb7 (10...d5 11.Bd3+/-) 11.Bd3 d5 12.0-0 Bd6 13.c4 0-0 14.cd5 Bd5 15.Ne5 Be5 16.de5 Nd7?? (better is 16...Nd2 17.Qd2 Ne4+- ) 17.Ne4 Be4 (17...Qh4 18.a5+- ) 18.Be4 Rb8 19.Bc6 (19.Qh5 g6 20.Qh6 Qe7+- ) 19...Nc5 20.Qg4 g6 (20...Qe7 21.Rfd1+- ) 21.Qh3 (21.a5 Qe7+- ) 21...Nd3 (21...Qe7 22.Qg3+- ) 22.Bd4 Qg5 23.e6 (23.Rad1 Nb4 24.f4 Qe7+- ) 23...fe6 (23...Nb4 24.Rfc1+- ) 24.Qe6 Rf7 25.Bd5 Rbf8 26.Bf6 Qh5 27.Be7 Nf2 (27...Kh8 28.Bf8 Rf8+- ) 28.Bf8 Qd5 29.Qd5 Kf8 30.Rf2 Rf2 31.Kf2 Kg7 32.Rf1 Kf6 33.Kg3 Kg7 34.Qe6 Kh6 35.h4 c5 36.Qg4 c4 37.Qg5 Kg7 38.Rd1 c3 39.Rd7 Kf8 40.Qd8# 1–0. TIROLOCO – badboy1221, Live Game Caissa's Web, 2004.

7.a4 d5!? +=.

7.a4 Be7 8.Be2 0-0 9.Nf3 b6 10.0-0 Bb7 11.d3 Qd7 12.e4 Nc5 (12...d5 13.e5 Ng4 14.h3+/-) 13.Nbd2 d5 14.c4 (14.ed5!? Qd5 15.c4+/-) 14...de4+= 15.Ne4 Nfe4 16.de4 Be4 17.Qd7 Nd7 18.Nd4 Nf6 (18...Bc5 19.a5+=) 19.Nc6 (better is 19.f3!? Bb7 20.a5+=) 19...Bc6= 20.bc6 Ne4 21.Rfd1 Rad8 22.Rd8 Rd8 23.Bf3 Nc5 (23...f5 24.Be5=) 24.Bd5 (24.Be5 Ne6+=) 24...Kf8 25.g3 Nd3 26.Bd4 Nb4 27.Be5 f6 (27...Bd6!? 28.Bc3 Bc5 29.Bb4 Bb4=) 28.Bc7+= Rc8 29.Bf4 Nd5? (better is 29...Nc6 30.h3 g5=) 30.cd5+- Bc5 (30...g5 31.Be3+- ) 31.Rd1 Ke7 32.Kg2 (32.Re1 Kd8 33.g4 a6+- ) 32...Kf7 (32...g5 33.Re1 Kd8+- ) 33.d6 Rc6 34.d7 (34...Be7 35.d8Q Bd8 36.Rd8+- ) 1–0. TIROLOCO – LatvianKilla, Live Game Caissa's Web, 2004.

7.a4 Be7 8.Nf3 0-0 9.Be2 Bd7 10.0-0 c6 11.d3 d5 12.Nbd2 cb5 13.ab5 Bb5 14.c4 dc4 15.Nc4 Bc6 16.Nce5 Bd5 17.e4 Bc6 18.Nc6 bc6 19.Qc2 Rb8 20.Rac1 Qd7 21.Bf6 (better 21.Ne5!? Qb7 22.Nc6 Qb2 23.Ne7 Kh8 24.Nc6+-) 21...Bf6 22.Qc6 Qc6 23.Rc6 Nf4 24.Re1 Rfd8 25.e5 Be7 26.d4 (26.Kf1+=) 26...Rb2 (better 26...Bb4 27.g3 Be1 28.gf4 Rb2 29.Ne1 Re2=+) 27.Bc4+/- Rdb8 (27...a5!?+/-) 28.d5 Bb4 (28...Bd8 29.d6+-) 29.Rc1 h6 30.Ba6?? (better 30.Rf1!? a5 31.g3 Ng6+-) 30...Rb6 (30...Nd5!? 31.g3 Bf8+=) 31.Rb6 ab6 32.d6 Ne6 (32...Bc5+/-) 33.d7?? (33.Rc8 Kh7 34.Bd3 g6 35.d7+-) 33...Bc5+= 34.h3 Rf2?? (34...Kf8 35.Rd1 Rf2 36.Kh2=) 35.Kh2 (better 35.Rc5 bc5 36.Kf2+-) 35...Rb2 36.Kg3 Ra2 (better 36...Kf8=) 37.Rc5?? (better 37.Bc4 Ra8 38.Rd1+/-) 37...bc5-+ 38.Bc8?! (38.Bc4 Ra8 39.Nd2 Rd8-+) 38...Nd8 39.Ne1 c4 40.Nd3 (40.Kf3-+) 40...cd3 41.Kf3 d2 (better 41...Rg2! 42.Ba6 d2 43.Be2-+) 42.Ke2 Rc2 0-1. tonyclifton (1760) - Xeibi (2165), Rated Bullet tournament o6aIqtGA, lichess.org, 2015.

7.a4 Be7 8.Nf3 0-0 9.Be2 Ne4 10.0-0 Bf6 11.Bf6 Qf6 12.Na3 Bd7 13.d3 N4g5 14.c4 Nf3 15.Bf3 Rab8 16.Nc2 Ng5 17.Be2 Qg6 18.Nd4 Rfe8 19.Nf3 Nh3 20.Kh1 Ng5 21.Ng5 Qg5 22.Bf3 Bf5 23.e4 Be6 24.g3 Qh6 25.Bg2 Bh3 26.f4 Bg2 27.Kg2 f5 28.Re1 fe4 29.Re4 Qf6 30.Qe2 Re4 31.Qe4 Qa1 32.Qe6 Kh8 33.Qd7 Qb2 34.Kf3 Qc3 35.Kg4 Qd3 36.Qc7 Qg6 Time forfeit 0-1. tonyclifton (1840) - TheSettler (2255), Rated Bullet tournament hLKWorkW, lichess.org, 2015.

7.Nc3 d5 8.Bd3 Nc5 9.Qf3 Bg4= 10.Qf4 Bd6 11.Qd4 Be7 12.Nge2 Ne6 13.Qa4 0-0 14.h3 Nc5= 15.Qd4 Nd3 16.Qd3+= Bh5 17.Nf4 Bg6 18.Qe2 Bc2 19.g4?? Bb4 20.g5 Bc3?? 21.Bc3 Ne4 22.Bb4 Re8 23.d4?? Ba4=+ 24.h4 Nd6 25.Rg1? Nf5 26.Bd2?? Nd4!–+ 27.Qg4 Nc2 28.Kf1 Na1 29.Nh5 Bb5 30.Kg2 Nc2 31.Kh2 d4 32.Nf6 gf6 33.gf6 (33.gf6 Kh8 34.Qg7) 1–0. Schmidt,Valeska – Schettke,Markus, Dortmund6, 2003.

7.c4 a6 8.a4 a5 9.Nf3+/- d5 10.Be2 Bd6 11.0-0 b6 12.d4 Bb7 13.Nc3 dc4 14.Bc4 Qd7 15.d5 Nc5 16.e4 Nce4?? 17.Ne4 Ne4+/- 18.Re1 f5 19.Ng5 0-0-0 20.Ne4 fe4 21.Re4 Rhf8 22.Be2 Qf7=+ 23.f3? Bc5 24.Kh1 Rd5 25.Qc2 Rf5 26.Bc4 Be4 27.Qe4+/- Qg6 28.Be6 Kb8 29.Bf5 Rf5 30.Rd1 Bd6 31.Ba3 Rf6+= 32.Qg6 Rg6 33.Bb2 Rh6 34.g3?? g5 35.Kg2+= Re6 ½–½. Woelfelschneider,Peter – Haparta, Obernburg, 1983.

7.c4 c5 8.Nf3 g6 9.Be2 Bg7 10.0-0 0-0 11.a4 b6 12.d3 Bb7 13.Nbd2 Re8 14.d4 d5 15.dc5 Nc5 16.cd5 Bd5 17.Bd4 Qc7 18.h3 Rad8 19.Rc1 Nfd7 20.Bg7 Kg7 21.Nd4 Qb7 22.Bf3 Bf3 23.Qf3 Qf3 24.N2f3 Na4 25.Nc6 Ra8+= 26.Ra1 Ndc5 27.Rfc1 Nb3 28.Ra4 Nc1 29.Ra7 Ra7 30.Na7 Ra8 31.Nc6 Ra1 32.Nfd4 Nd3 33.Kh2 Nf2 34.g4 Re1 35.Nc2? Re2 36.N6d4 Rd2 37.Kg3 Nh1 38.Kf3 Rh2 39.Nb4 Rf2 40.Ke4–/+ Ng3 41.Kd3 Rf6 42.Nd5 Rd6 43.Kc4 Ne4 44.Nc6 Nd2 45.Kd4 Rd7 46.e4 Rb7 47.Nce7 Rb8 48.Nc6 Re8 49.e5 Nf3–+ 50.Ke4 Ng5 51.Kd4 Nh3 52.Nb6 Nf4 53.Nc4 Ne6 54.Kd5 Nc7 55.Kc5 Nb5 56.Kb5 Kh6? 57.Nd6+- Rf8 58.Ne4 Ra8 59.Nd6 Kg7?? 60.g5+- Kf8 61.Ne4 Ra1 62.Kc5 Rg1 63.Kd5 h6 64.gh6 Rh1 65.Nf6 Rh6 66.Kd6 g5 67.Nd4 g4 68.Nf5 Rg6 69.Nh4 Rh6 70.Nf5 Rg6 71.Nh4 g3?? 72.Ng6+- fg6 73.Nh7 Kg7 74.Ng5 g2 75.Nf3 g5 76.e6 g4 77.Ng1 Kf8 78.Kd7 (78…Kg7 79.e7+- ) 1–0. hal1958 – takesa, playchess.de, 2003.

7.c4 Nc5 8.d4 Nce4 9.Nf3?? Bg4?? (better 9...Ng4 10.Qb3 Ngf2=+) 10.Be2 Bh5 (10...a6 11.d5+- ) 11.a4 (11.0-0 d5+- ) 11...Be7 (11...a6 12.0-0+- ) 12.a5 (12.0-0 0-0+- ) 12...Qd7 (12...a6 13.0-0+- ) 13.a6 b6 14.Nbd2 (14.d5 Ng4 15.0-0 Bf6+- ) 14...0-0-0 15.d5 Nc5 16.Qc2 (16.0-0 Rde8+- ) 16...h6 (16...Qg4!? 17.0-0 Bg6+- ) 17.Nd4+- Be2 18.Ne2 (18.Ke2 Qg4 19.Kf1 Kd7+- ) 18...Qg4 (18...Rde8 19.0-0+- ) 19.Nd4 (19.h3 Qg2 20.Qf5 Kb8+- ) 19...Qg2+- 20.Qf5 (better 20.Rf1 Kd7 21.Nc6+- ) 20...Kb8?? (20...Nfd7 21.Ke2 g6+- ) 21.Nc6+- Ka8 22.0-0-0 (better 22.Ke2 Ng4 23.Nd8 Rd8 A) 24.Bg7 Ne3 25.Qf7 Nf5+- ; B) 24.Qf7 Rf8 25.Rag1 Qf2 (25...Rf7?? 26.Rg2 Nf6 27.Rhg1+- ) 26.Qf2 Rf2 (26...Nf2?? 27.Bg7 Nh1 28.Bf8 Bf8 29.Rf1+- ) 27.Kd1 Ne3 28.Kc1 Nd3 29.Kb1 Rd2=; C) 24.Rhg1 Qf2 25.Qf2 Nf2 26.Rg7+- ) 22...Rde8 23.Rdg1?? (better 23.Rhg1 Qf2 24.Qf2 Nd3 25.Kb1 Nf2 26.Rdf1+- ) 23...g6?? (better 23...Qf2! 24.Qf2 Nd3 25.Kc2 Nf2 26.Rg7 Nh1 27.Ne7 Re7 28.Bf6 Re3+- ) 24.Rg2+- (24.Bf6?! gf5 25.Rg2 Bf6+- ) 24...gf5 25.Kc2 (25.Ne7!? Nd3 26.Kc2 Nb2 27.Nf5 Na4+- ) 25...Rhg8 26.Rhg1 (26.Ne7?! Rg2 27.Bf6 Rf2+- ) 26...Rg2 27.Rg2 Ng8 (27...Rg8 28.Rg3 (28.Ne7?! Rg2 29.Bf6 Rf2+- ) 28...Rg3 29.fg3+- (29.Ne7?! Rg2 30.Bf6 Rf2+- )) 28.Nf3 (28.Rg7 Ne4+- ) 28...Ne4 29.Nfd4 (29.Rg7 Nf2 30.Nfd4 Rf8 31.Nf5 Bf6 32.Bf6 Nf6 33.Nh6 Ne8 34.Rf7 Rf7 35.Nf7 Ng4+- ) 29...Bg5 (29...f4 30.Rg7 fe3 31.Rf7 ef2 32.Ne6+- ) 30.Nf5 Bf6 31.Bf6 Nef6 32.Kd3 Ne4 (32...Rf8 33.Kd4+- ) 33.Ng3 (33.f3 Nc5 34.Kd4 Rf8+- ) 33...Nc5 34.Kc3 Nf6 35.Nd4 (35.Nf5 Rg8 36.Rg8 Ng8+- ) 35...Kb8 (35...Rg8+- ) 36.Nc6 Ka8 37.Nd4 Kb8 38.Nc6?? (38.Ngf5 Nce4 39.Kc2 Rg8 40.Rg8 Ng8+- ) 38...Ka8 39.Nf5 h5 (39...Rh8 40.f3+- ) 40.Rg7 Nfe4 (40...Rf8 41.f3+- ) 41.Kc2 (41.Kc2 Rf8 42.f3+- ) 1–0. jaddwarrior (1880) – Zavkar (1735), ChessWorld.net, 2015.

7.c4 c6 8.a4 (8.bc6 bc6 9.Qf3 Rb8 10.Bf6 Qf6 11.Qf6 gf6+/-) 8...Bd7 (8...Be7 9.Nf3+/-) 9.Nf3+/- a6 (9...Be7 10.Be2+/-) 10.Nc3 c5 (10...Be7 11.Be2+/-) 11.Be2 Be7 12.0-0 0-0 13.Qc2 (13.d4 Re8+/-) 13...Nh5 (13...Re8 14.Bd3+/-) 14.Ne1 (14.Rfd1+- ) 14...g6 (better is 14...Nf6!?+/-) 15.Bh5+- gh5 16.Nd5 Ng7 (16...ab5 17.ab5 Ra1 18.Ba1+- ) 17.Nf4 (17.Nf3 Be6+- ) 17...Bg5 (better is 17...Bf6+- ) 18.Nd5 h4?? (18...Be7 19.Nf3 Be6+- ) 19.f4 (better is 19.Qc3 f6 20.f4+- ) 19...Bf5?? (19...Be7+- ) 20.e4 Bg6 (20...Be4 21.Qe4 f5 22.Qe3+- ) 21.fg5 Qg5 22.Nf3 Qd8 (22...Qh6 23.Nf6 Kh8 24.Qc3+- ) 23.d3 (better is 23.Bf6 Qa5 24.Qb2 Rfe8 25.Bg7 Re6+- ) 23...h3 (23...f5 24.Qc3 Ne6 25.Nf4+- ) 24.g3 (better is 24.Qc3 f6 25.Nf6 Rf6 26.Qf6 Qf6 27.Bf6 hg2 28.Kg2 Nh5+- ) 24...f5 (24...f6 25.Nh4 Ne8 26.Nf5+- ) 25.ef5 (25.Qc3 Ne6+- ) 25...Bf5 (25...Rf5 26.Qc3 Rf7 27.Nh4+- ) 26.Nh4 (26.Rae1 Bg6+- ) 26...Qg5 27.Bg7 (better is 27.Qc3 ab5 28.Nf5+- ) 27...Rf7 (27...Kg7 28.Rae1 Bg4 29.Qc3 Kh6+- ) 28.Nf5 Rf5 29.Rf5 Qf5 (29...Qg7 30.Nf6 Kh8+- ) 30.Ne7 1–0. Fora,Jean_Paul – Claverie,Bernard, Muret France, Open, 2016.

7.c4 g6 8.Bf6 Qf6 9.Nc3 Nc5 (9...Bg7 10.d4+/-) 10.Nd5 Qd8 11.d4 Ne4 (11...Ne6 12.Bd3+/-) 12.Bd3+- Bf5 (12...Nf6 13.Nf6 Qf6 14.Qf3+-) 13.g4 (13.Qc2 Nf6 14.Bf5 Nd5 15.cd5 gf5 16.Qf5 Be7+-) 13...Nf2? (better 13...c6 14.bc6 bc6+/-) 14.Kf2+- Bd3 15.Qd3 c6 16.Nc3 (16.Qe4 Kd7 17.Nc3 Qh4 18.Kg2 f5 19.gf5 Qg5 20.Kf2 gf5+-) 16...Qh4 17.Kf1 (17.Kf3 h5+-) 17...Be7? (17...Qg4 18.Rb1 Be7+-) 18.h3 Qf6 19.Kg2 0-0 (19...Qg7 20.Nf3+-) 20.Nf3 cb5 (20...Rae8 21.bc6 bc6 22.d5 cd5 23.Nd5 Qb2 24.Qd2 Qd2 25.Nd2+-) 21.Nb5 Bd8 22.e4 Qf4 (22...a6 23.Nc3+-) 23.Rhf1 Re8 (23...Qf6 24.Qa3 Qe6 25.Rae1+-) 24.Ne5 Qg5 (24...de5 25.Rf4 ef4 26.Rf1+-) 25.Nf7 Qe7 (25...Qh4 26.Nbd6 Rf8 27.Qg3 Qg3 28.Kg3+-) 26.Nbd6 Rf8 (26...Bc7 27.Ne8 Re8 28.Nh6 Kh8 29.Rf7+-) 27.d5 Bc7 (27...h6+-) 28.Qd4 Rf7 29.Rf7 Qf7 1-0. MASZTALERZ (2170) - Guitheprotector (1685), Rated Classical game, lichess.org, 2016.

7.d4 g6 8.Nf3 Bg7 9.Bd3 Bd7 10.0-0 0-0 11.c4 c6 (11...a6!?+- ) 12.a4 a6 13.Nbd2 ab5 14.ab5 cb5 15.cb5 Qb6 (15...Ra1 16.Qa1 Nc7 17.Qa5+- ) 16.Qe2 (16.Ba3!? Ra7 17.Nc4 Qb5 18.Nd6 Qh5+- ) 16...d5 17.Ne5 Ra1 (17...Rfc8 18.Ra8 Ra8 19.Nd7 Nd7 20.Rc1+- ) 18.Ra1+- Be8? (18...Rc8 19.Qd1+- ) 19.Bc3 (19.Ba3 Nd7 20.Nd7 Bd7 21.Bf8 Bf8+- ) 19...Nc7? (better 19...Bd7+- ) 20.Bb4 Bb5 (20...Nd7 21.Ndf3+- ) 21.Bc5 (better 21.Bb5 Qb5 22.Qb5 Nb5+- ) 21...Bd3 22.Qd3 (22.Bb6?! Be2 23.Bc7 Rc8=; 22.Nd3?! Qb5 23.Bf8 Bf8+- ) 22...Qe6 23.Bf8 Bf8 24.Qb3 b5 25.Rc1 (25.Qc2 Qb6+- ) 25...Nfe8 (25...Bd6 26.Nd3+- ) 26.Rc6 (26.Ndf3 Qe7+- ) 26...Qf5 (26...Bd6 27.Ndf3 Qe7 28.Rb6+- ) 27.g4 (27.Ndf3 Bd6+- ) 27...Qc8 28.Qb5! f6? (28...Nb5 29.Rc8 Pinning (29.Rc8 Deflection)) 29.Qd5! Kg7 (29...Nd5 30.Rc8 Pinning (30.Rc8 Deflection)) 30.Qf7 Kh6 31.Qf8 (31.Qf8 Ng7 32.Nf7) 1–0. UncleBulgaria (2450) – Gmifsudbonnici (1920), ChessWorld.net, 2015.

7.Nf3 a6 8.a4 ab5 9.ab5 Ra1 10.Ba1 Be7 11.Be2 0-0 12.0-0 Bd7 13.c4 d5 14.Bf6+- Bf6 15.cd5 Ng5 16.Ng5 Bg5 17.Qc2 Qc8 18.Rc1 (18…Bd8 19.Bd3+- ) 1–0. marekt – valhalanz, ChessWorld.net, 2004.

7.Nf3 a6 8.a4 Nc5 9.Be2 ab5 10.ab5 Na4 11.Qc1 Bg4 12.Nc3 Nc3 13.Bc3 Bf3 14.Bf3 d5 15.0-0 Bd6 16.Bf6 Qf6 17.Ra8 Ke7 18.Rh8 Qh6 19.g3 Qf6 20.Bd5 b6 21.Rh7 Qe5 22.Bc4 Qe4 23.Bd3 Qg4 24.Rh4 Qg5 25.Re4 Kf8 26.Qa1 f6 27.Qa8 Kf7 28.Qe8# 1–0. valpa – Gideon, playchess.de, 2002.

7.Nf3 b6 8.Be2 Bb7 9.c4 h5 10.Na3 g5 11.Kf1 g4+/- 12.Nd4 Rg8 13.Nc6 Bc6 14.bc6 Ne4 15.g3 Bg7 16.Bg7 Rg7 17.d3 N4g5 18.Ke1 Qf6= 19.Nb5 a6–/+ 20.Na3? Qc3–+ 21.Kf1 Qa3 0–1. Torres Herrero,F – Garcia Cortes Loriente,MJ, Valladolid (6), 1990.

7.Nf3 c5 8.bc6 bc6 9.Be2 h6 10.0-0 (10.c4 Rb8 11.Qc2 Be7+- ) 10...Be7 11.Nd4 Bd7 12.Nc3 (12.Nf5 0-0+- ) 12...Rb8 (12...Nd4 13.ed4 0-0 14.Bd3+=) 13.Rb1 (13.Ne6 Be6 14.Rb1 0-0+=) 13...Nd4 14.ed4 0-0 15.Bd3 (15.Re1+=) 15...Nd5 (15...Re8!?+=) 16.Nd5+- cd5 17.Qh5 Be6 18.Bc3 Bf6 19.h3 (19.Qf3 Qc7+- ) 19...Qd7 (19...Qc7 20.Qf3+- ) 20.Rfe1 (20.Qf3 Qc6+- ) 20...Rb1 (20...Rfc8 21.Qf3+- ) 21.Rb1 Re8 22.Bb5 Qb7 23.Rb2 (23.Rb3 Rc8+- ) 23...Rc8 (23...Rd8 24.Bd3 Qc6 25.Qd1+- ) 24.Bd3 Qc7 (24...Qc6 25.Qf3+- ) 25.Qf3 Rb8 (25...Re8 26.Kh2+- ) 26.Rb3 Rb3 (26...Re8 27.Kh2+- ) 27.ab3 a5 (27...Qb6 28.Qf4+- ) 28.Qd1 Qa7 (28...Bd7 29.Qa1 Bd8 30.f4+- ) 29.Qa1+- Bd4?? (better 29...Bd8+- ) 30.Bd4 Qc7 (30...Qe7 31.b4 a4 32.Bg7+- ) 31.Bg7 f5 (31...Qd8 32.Bh6 f6 33.h4+- ) 32.Bh6 Qh7 (32...Bc8 33.Qf6 Qf7 34.Qd8 Kh7 35.Be3+- ) 33.Bf4 Qc7 (33...Qh4 34.Bd6 Qg5 35.Qa5+- ) 34.Qf6 Qd7 (34...Qf7 35.Qd8 Qf8 36.Qa5 Qe7+- ) 35.Qg6 Kh8 36.Bg5 (36.Bg5 Qg7 37.Bf6 Qf6 38.Qf6 Kg8 39.Qe6 Kf8 40.Qf6 Kg8 41.Bf5 d4 42.Bg6 d5 43.Qf7 Kh8 44.Qh7) 1–0. Pierre – Mirrimond, internet, 2020.

7.Nf3 d5 8.c4 Nc5 9.d4 Nce4 10.Qb3 Bg4 11.Nbd2 Bf3 12.Nf3 a5 13.a3 a4+= 14.Qc2 b6?? 15.cd5 Qd5 16.Bc4 Qd8 17.Ne5 Nd6 18.Ba2 Nfe4?? 19.Nf7! Qf6 20.Nd6 Nd6 21.Qc6 Kd8 22.Qa8 Ke7 23.Qc6 (23.Qc6 Ne8 24.Qc4+- ; 23.Rc1 c6 24.Rc6 Kd7 25.Qa7 Ke8 26.Rb6 Be7 27.Qb8 Kd7 28.Qh8 g6+- ) 1–0. Buczko,J – Dobrovitz,Piroska, Szekszard op, 1998.

7.Nf3 Ne4 8.d3 N4c5 9.c4 Na4?? 10.Qa4 Nc5 (10...Be7 11.d4+- ) 11.Qc2 Be6 (11...Bf5 12.e4 Bd7 13.Nc3+- ) 12.d4 Nd7 13.Bd3 (13.d5!? Bg4 14.Qe4 Ne5 15.Ne5 f5+- ) 13...h6 (13...Nf6 14.0-0+- ) 14.Be4 White intends d5 14...Rb8 15.d5 Bg4 16.0-0 Bf3 (16...Nf6 17.h3 Bd7 18.Bd3+- ) 17.Bf3 Ne5 (17...Nf6 18.Bd4+- ) 18.Nd2 (better 18.Be2!? Nd7+- ) 18...Be7 19.Be5 de5 20.Qf5 (20.Qc3 0-0 21.Rab1 f6+- ) 20...Bf6 (20...0-0 21.Rac1+- ) 21.Ne4 1–0. Pierre – Hulaiko, internet, 2020.

7.Nf3 h6 8.c4 Bd7 9.d4 Be7 10.Nbd2 a6 11.a4 ab5 12.ab5 Ra1 13.Qa1 0-0 14.Bd3 c6 15.bc6 bc6 16.0-0 Qc7 17.Rc1 Qb7 18.e4 (18.Rc3 Ra8 19.Qb1 Qc7+/-) 18...Rb8 (18...Nf4 19.Rc3+/-) 19.Bc3 Ra8 20.Qb1 Qc7 21.d5 cd5 (21...Nc5!? 22.Bd4 Rb8+/-) 22.cd5+- Nc5 23.Bd4 Qa5 (23...Qd8 24.Qc2+-) 24.Bc5 dc5 25.Bc4 (25.d6 Bd6 26.Nc4 Bh2 27.Nh2 Qb4+-) 25...Ne8 (25...Bd6!?+/-) 26.e5+- Bd8? (26...Qa3 27.d6 Bd8 28.Bd5+-) 27.Nb3 (better 27.e6 Nf6 28.ed7 Nd7 29.d6+-) 27...Qa3 28.e6 fe6?? (28...Nd6 29.ef7 Nf7+-) 29.de6 Be6 (29...Bb5 30.Bb5 Be7 31.Ne5+-) 30.Be6 Kh8 (30...Kf8 31.Ne5 Nf6 32.Re1+-) 31.Nc5 (31.Ne5 g5 32.Qg6 Qc1 33.Nc1 Ra2 34.Qh6) 31...Nc7 (31...Bf6 32.Nd7 Qc1 33.Qc1+-) 32.Nd4 (32.Ne5 Ne6 33.Ne6 Kg8+-) 32...Ne6 (32...Bf6 33.Nc6+-) 33.Nde6 Be7 34.h3 Bd6 35.g3 (35.Nb3 Rb8 36.Qg6 Be5+-) 35...Rb8 (35...Bg3 36.Re1 (36.fg3?! Qg3 37.Kf1 Ra3+=) 36...Bd6 37.Qg6+-) 36.Qc2 Rb2 (36...Rc8 37.Qc3 Qa7 38.Qf3+-) 37.Qc3 (better 37.Qg6 Rb7 38.Rd1+-) 37...Qc3 38.Rc3 Rb8 (38...Kg8 39.Kg2+-) 39.Ne4 Bb4 40.Rc7 Rg8 (40...Re8 41.Rc6+-) 41.Kg2 (41.f4 Re8 42.f5 Ba3+-) 41...Ba5 42.Rb7 Bb4 (42...Re8 43.N4c5 Bc3+-) 43.Nf6 (43.Nf6 gf6 44.Rb4+-) 1-0. zembelek1 (2200) - Gantulga1971 (1830), Rated Classical tournament, lichess.org, 2016.

7.Nf3 h6 8.d4 Be7 9.a3 0-0 10.Bd3 Bd7 11.0-0 Nh5 12.c4 Ng5?? (12...a6!?+/-) 13.Nbd2 (better is 13.Ng5 Nf6 14.Ne4+- ) 13...Nf3 14.Qf3 (14.gf3?! a6+/-) 14...Nf6 15.Bc2 (15.Qb7 c6+- ) 15...Bg4 (15...a6 16.ba6 Ra6 17.Bd3+/- (17.Qb7? Rb6 18.Qf3 Rb2–+)) 16.Qg3 (16.Qb7 d5+- ) 16...Qd7 (16...d5 17.Bd3+- ) 17.h3 Nh5?? (better is 17...Bf5 18.e4 Bg6+- ) 18.Qg4 Qg4 19.hg4 Nf6 20.f3 h5 (20...a6 21.ba6 Ra6 22.Ne4+- ) 21.d5 (21.gh5 Nh5 22.g4 Nf6+- ) 21...h4 (21...hg4 22.Bd4+- ) 22.Kf2 h3 (22...Nd7 23.Rh1+- ) 23.Rh1 hg2 24.Kg2 c6 (24...Rfb8 25.Rh3 Bd8 26.Rah1+- ) 25.Rh2 cd5 (25...Rfd8+- ) 26.Rah1 (26...Nh5 27.Rh5+- ) 1–0. slavisa11 – blanchard0, Live Game Caissa's Web, 2004.

7.Nf3 h6 8.Be2 Ne4 9.d3 N4g5 10.c4 b6 11.Ng5+- hg5 12.Bf3 Rb8 13.Nc3 Bb7 14.Bb7 Rb7 15.Qf3 Nc5? 16.d4 g4 17.Qc6 Ke7 18.Nd5 Ke6 19.dc5 bc5 20.Qb7 f6 21.Nc7 Kf7 22.Nd5 Be7 23.Qa7 Re8 24.b6 Qb8 25.Ne7 Qa7 26.ba7 Ke7 27.a4 Ra8 28.a5 Ra7 29.a6 g6 30.Ke2 g5 31.e4 (31.e4 Ke6 32.h4 gh3 33.Rh3+- ) 1–0. mtra – wernherzzz, internet, 2002.

7.c4 Be7

8.d4 0-0 9.Nf3 c6 10.d5 Nc5 11.dc6 bc6 12.Nd4 cb5 13.Nc6 Qd7 14.cb5 Bb7 15.Ne7 Qe7 16.Nd2 Nce4 17.Ne4 Qe4 18.Qd6 Qb4?? 19.Qb4+- (19.Qb4 Nd5 20.Qg4+- ) 1–0. Bonetti,Shane – guest754, ICC, 2002.

8.d4 0-0 9.Nf3 d5 10.c5 a6 11.a4 ab5 12.ab5 Ra1 13.Ba1 b6 14.c6 Ne4 15.Qb3 N6g5 (15...Bh4 16.Nh4 Qh4 17.Qc2+/-) 16.Nbd2 (16.Ng5 Ng5 17.Bd3 Be6+/-) 16...Nf3 17.Nf3 Bg4 18.Be2 Qa8 19.Bb2?? (better 19.Bc3+=) 19...Qa5-+ 20.Bc3 (20.Kf1 Bf3 21.Bc1 Be2 22.Ke2 Bb4-+) 20...Nc3 (20...Qc3?! 21.Qc3 Nc3 22.Bd3-+) 21.Kf1 (21.Qc2 Qa1 22.Bd1 Bf5-+) 21...Bf3 (better 21...Qa1 22.Bd1 Nd1-+) 22.gf3 Ne2 (22...Ra8 23.Bd3-+) 23.Ke2 Ra8 (23...Rd8 24.Rb1-+) 24.Rb1 (better 24.Qd5 Qa2 25.Qa2 Ra2 26.Kd3 Rf2 27.e4-+) 24...Qa2 25.Kf1 Qb3 26.Rb3 Ra5 (26...Ra2 27.e4-+) 27.Kg2 f6 (27...Ra2 28.Kg3-+) 28.f4 Kf7 29.f3 (29.f5 g6-+) 29...f5 30.Kg3 Ke6 31.h4 (31.Rb2 Ra1-+) 31...g6 32.Kh3 Bd6 (32...Ra1 33.Kg3-+) 33.h5 (33.Kg3 Ra1-+) 33...gh5 34.Kh4 (34.Rb2 Ra3 35.Kg3 Re3-+) 34...Ra1 (better 34...Be7 35.Kh3 Ra3 36.Ra3 Ba3-+) 35.Kh5 (35.Kg3 Ra3 36.Rb2 Re3-+) 35...Rg1 (35...Rh1 36.Kg5 Be7) 36.Kh6 (36.Kh4-+) 36...Rg3 (36...Bf8 37.Kh7 Kf7 38.Rb1 Rb1 39.e4 Rh1) 37.Kh7 (37.Rb2 Bf8 38.Kh7 Kf7 39.Rh2 Rg7 40.Kh8 Rg8 41.Kh7 Bg7 42.e4 Rh8) 37...Rf3 (37...Kf7 38.Kh6 Be7 39.e4 Rh3) 38.Rb1-+ Re3 39.Rg1 Rh3 40.Kg8 Bf4 41.Rg6 Ke7 42.Rg7 Kd8 (better 42...Kf6 43.Rd7-+) 43.Rd7? (43.Kf7 Rh8 44.Ke6-+) 43...Ke8 44.Rd5 Rh5 (better 44...Rg3 45.Kh7 Rg5-+) 45.Kg7 Bd6 46.Kg6 Rh8 47.Kf5 Ke7 48.Ke4 Rh4 (better 48...Ke6!? 49.Rg5-+) 49.Kd3 Ke6 50.Rg5 (50.Kc4 Rh1 51.Rg5 Bf4 52.Rg6 Kf5-+) 50...Rh3 (better 50...Bf4!? 51.Rg7-+) 51.Kc4 Ra3 52.Rg6 Ke7 53.Kd5 Ra5 54.Rg7? (54.Re6 Kd8 55.Kc4 Ra4 56.Kc3 Ra3 57.Kc4 Ra1-+) 54...Ke8 (54...Kf6 55.Rg8-+) 55.Ke6? (better 55.Kc4-+) 55...Rb5 56.d5 Rb3 57.Rg8 Bf8 58.Rf8 Kf8 59.Kd7 Rd3 60.Kc7 Rd5 61.Kb6 Ke7 62.c7 Kd7 63.Kb7 Rc5 64.Kb6 Rc7 65.Kb5 Kd6 66.Kb6 (66.Kb4 Kd5 67.Kb5 Rb7 68.Ka6 Rb4 69.Ka5 Kc5 70.Ka6 Kc6 71.Ka7 Ra4 72.Kb8 Ra5 73.Kc8 Ra8) 66...Rc2 (66...Rc5 67.Kb7 Rb5 68.Ka6 Kc6 69.Ka7 Ra5 70.Kb8 Ra6 71.Kc8 Ra8) 67.Kb5 Kd5 68.Kb4 Rb2 (68...Rc8 69.Kb3 Rc4 70.Ka3 Kc5 71.Kb3 Kb5 72.Ka3 Rb4 73.Ka2 Ka4 74.Ka1 Kb3 75.Kb1 Rc4 76.Ka1 Rc1) 69.Kc3-+ Rb8 70.Kd3 Rb3 71.Kc2 Rb2 (71...Re3 72.Kd2 Kd4 73.Kc2 Rd3 74.Kb2 Kc4 75.Kc2 Rd4 76.Kb2 Rd2 77.Kc1 Kc3 78.Kb1 Rd1 79.Ka2 Rc1 80.Ka3 Ra1) 72.Kb2= ½-½. zembelek (2030) - babken (2100), Rated Blitz game, lichess.org, 2014.

8.d4 d5 9.cd5 Qd5 10.a3 0-0 11.Nf3 Ne4 12.Nbd2 Nd2 13.Nd2 Ng5 14.f3 Re8 15.e4 Qd7 16.Bd3 c6 17.a4 cb5? 18.Bb5+- Qc7 19.Be8 Bd7 20.Bd7 Qd7 21.d5 b5 22.h4 ba4 23.hg5 Bg5 24.g3 Bd2 25.Qd2 Rb8 26.Qh2 h6 27.g4 Qb5 28.Bg7 Qb4 29.Kf1 Qc4 30.Kg2 Qe2 31.Kg3 Qh2 32.Rh2 Kg7 33.e5 Rb5 34.Rd2 Rb4 35.f4 f6 36.e6 Rb3 37.Kh4 Rb4 38.Rf2 a5 39.d6 Kf8 40.Rd1 a3 41.e7 Ke8 42.d7 Ke7 43.d8Q Kf7 44.f5 a4 45.Rd7 1–0. undergearmalaysia – dbeckett, net–chess.com, 2002.

8.Nf3 0-0 9.d4 b6 10.Bd3 Bb7 11.Nbd2 Qd7 (11...a6 12.a4+/-) 12.0-0 Rfe8 (12...a6 13.a4+/-) 13.a4 Rad8 (13...a6 14.Qc2+-) 14.Qc2 d5 15.Rac1 (15.Ne5 Qc8+-) 15...c5 16.bc6! Bc6? (16...Bc6 17.cd5 Double attack (17.cd5 Decoy; 17.cd5 Passed pawn); 16...Qc6 17.cd5 Double attack (17.cd5 Decoy)) 17.Ne5 (17.cd5 Bd5 18.e4 Rc8+-) 17...Qb7 (17...Qc8 18.c5! bc5 19.Nc6 Qc6 20.Bb5+-) 18.Nc6 (18.cd5!? Bd5 19.e4 Rc8+-) 18...Qc6 19.cd5 Qd5 20.Bb5 Rf8 21.Nf3 Qh5 22.h3 Nd5 23.Ne5 Bd6 24.Nc6 Rc8 (24...Ra8 25.Qe2 Qg5 26.Qf3+-) 25.e4 (25.Qe2!? Qe2 26.Be2 Rc7+-) 25...Ndf4+/- 26.e5 Qg5 27.ed6?? (better 27.g3 Nh3 28.Kh2+-) 27…Qg2 0-1. ClayPigeons (2140) - andrasterix (2125), Rated Blitz game, lichess.org, 2021.

8.Nf3 0-0 9.Be2 Ne4 10.d3 (10.Qc2 Nf6+- ) 10...N4c5 (10...Nf6 11.0-0+- ) 11.0-0 a6 12.a4 c6 (12...ab5 13.ab5 Ra1 14.Ba1+- ) 13.Nbd2 Bf6 (13...ab5 14.ab5 Ra1 15.Ba1+- ) 14.Bf6 Qf6 15.d4 Nd7 16.Ne4 White prepares d5 16...Qe7 17.d5 (17.Qc2 f5 18.Ng3 f4+- ) 17...cd5 (17...Nec5!? 18.Nc5 Nc5 19.dc6 bc6 20.bc6 Rb8+- ) 18.Qd5 (18.cd5?! Nec5 19.Nc5 Nc5+- ) 18...Nb6 (18...Rd8 19.Qd6 Qe8 20.Qg3+- ) 19.Qd6 Qd6 20.Nd6 Nc5 (20...a5 21.Ne4+- (worse 21.Nc8 Rac8 22.Nd4 Nd4 23.ed4 Nc4+- )) 21.Nc8 (21.a5 Nba4 22.Nd4 Rd8 23.Nc8 Rdc8+- ) 21...Rfc8 22.Nd4 (22.a5 Nba4+- ) 22...Nca4 (22...Nba4 23.Ra3+- ) 23.Rfc1 (23.ba6 ba6 24.Rfb1 Rab8+- ) 23...Nc5+- 24.ba6 ba6 25.Nf5 (25.Bf3 Rab8+- ) 25...Kf8 26.Rcb1 Nbd7 27.Bf3 Ra7 (27...Rab8 28.Bd5 Nf6 29.Rb8 Rb8 30.f3+- ) 28.Nd6+- Rd8 (28...Rcc7 29.Bd5+- ) 29.Bd5 (better 29.Nb5 ab5 30.Ra7 bc4 31.Rc7+- ) 29...Nf6 30.Nb7 (better 30.Rb6+- ) 30...Rd5=+ 31.cd5 Nb7 (worse 31...Rb7 32.Rb7 Nb7 33.Ra6+- ) 32.Rd1 Ke7 33.f3 Nd7 34.e4 a5 35.Rd2 (35.Kf2 f5=+) 35...a4 (35...Nbc5 36.Rda2 a4 37.g4–/+) 36.Rd4 (36.Kf2 Nd6=+) 36...Nbc5 37.Rc4 (37.Kf2 a3 38.Ra2 Ne5=+) 37...Kd6–/+ 38.Kf2 Nb6 (better 38...Ne5 39.Rc3 f5–/+) 39.Rcc1? (better 39.Rc3–/+) 39...Nd3–+ 40.Ke3 Nc1 41.Rc1 Rc7 (41...a3!? 42.Rc6 Kd7 43.Rc1–+) 42.Rb1 Nc4 (42...Nd7 43.Kd4 Ra7 44.Rc1–+) 43.Kd3 (43.Kd4–+) 43...a3 44.Ra1 (44.Kd4 Na5 45.e5 Kd7–+) 44...Kc5 (44...Ke5 45.f4 Kf4 46.Kd4–+) 45.Kc3 Rb7 46.g4 (46.Ra2 f5!–+) 46...g5 47.h3 f6 48.Ra2 Ra7 (48...Rb1 49.d6–+) 49.Ra1 (49.Kb3–+) 49…Ne5 0–1. hal1958 – ONIE, playchess.de, 2003.

8.Nf3 b6 9.Be2 c5 10.bc6+- 0-0 11.d4 Ne4 12.d5 N6c5 13.0-0 Bf5 14.Nd4 Qd7?? 15.cd7 Bd7 16.Nc3 Nc3 17.Bc3 a5 18.a4 Rae8 19.Nb5 Bb5 20.cb5 Rc8 21.Bg4 Rc7 22.Bd4 Re8 23.Bc5 Rc5 24.Rc1 Rc1 25.Qc1 Bg5 26.Qc6 g6 27.Qe8 (27.Qe8 Kg7 28.Rc1 Bf6 29.Rc7 Bh4 30.Qf7 Kh6 31.Qf4 Bg5 32.Qf8#) 1–0. hal1958 – Idris, playchess.de, 2002.

8.Nf3 Nc5 9.d4 Ne6 10.Nc3 h6 11.Nd5 Nd5 (11...a6 12.ba6 Ra6 13.Bd3+/-) 12.cd5+- Ng5 13.Be2 (13.Ng5 Bg5 14.Bd3 0-0+-) 13...0-0 14.Qb3 (14.Ng5 Bg5 15.Qc2 Bd7+/-) 14...a6 (14...Nf3 15.Bf3 a6 16.0-0+/-) 15.a4 (15.Ng5 Bg5 16.ba6 ba6+/-) 15...ab5 16.ab5 Ra1 17.Ba1 Bg4 18.0-0 (18.Ng5 Qa8 19.Bc3 Be2 20.Ke2 Bg5+/-) 18...Bf3 (18...Nf3 19.gf3 Bh3 20.Rc1+=) 19.Bf3 (19.gf3 Qd7+/-) 19...Nf3+= 20.gf3 Bh4 21.e4 Qg5 (21...Bg5 22.Bb2=) 22.Kh1 Qd2 (22...Ra8 23.Qe3+=) 23.Qe3 Qb4 (23...Qa2 24.Kg2+=) 24.Qe2 (24.Qd3 Qa5+/-) 24...f5 25.Bb2 fe4 (25...Qb3 26.Kg1=) 26.fe4+/- Qb3 27.Bc1 (27.f3 Ra8+=) 27...Qh3 (better 27...Rf2!? 28.Rf2 Bf2 29.Qf2 Qd1 30.Qg1 Qf3 31.Qg2 Qd1 32.Qg1 Qf3 33.Qg2 Qd1 34.Qg1=) 28.Be3 (better 28.f4+/-) 28...Qg4?? (better 28...Bg3 29.f3 Qh4+/-) 29.Qg4+- Bg5 30.Bg5 hg5 31.Qg5 Rf4 32.Qf4 c5 (32...g5 33.Rg1 g4 34.Rg4 Kh7 35.Qf5 Kh6 36.Qg6) 33.Qf5 cd4 (33...b6 34.Ra1 g5 35.Qd7 cd4 36.Ra8) 34.Qe6 (34.Rc1 g5 35.Rc7 g4 36.Qc8) 34...Kh7 (34...Kf8 35.Rc1 g5 36.Rc7 g4 37.Qf7) 35.Qd6 (35.Rg1 g5 36.Rg5 d3 37.Qh3) 35...d3 (35...g6 36.Rg1 g5 37.Qe7 Kh8 38.Rg5 d3 39.Qg7) 36.Qe6 (36.Rg1 g5 37.Qe7 Kh8 38.Rg5 d2 39.Qg7) 36...d2 (36...g6 37.Rg1 g5 38.Rg5 d2 39.Qh3) 37.Qf5 (37.Rg1 g5 38.Qf5 Kh8 39.Qg5 d1Q 40.Qg7) 37...Kg8 (37...g6 38.Qf7 Kh8 39.Qf6 Kg8 40.Qg6 Kf8 41.Qf6 Ke8 42.d6 Kd7 43.Qe7 Kc8 44.Qe8) 38.Rd1 (38.d6 Kh8 39.Rg1 Kg8 40.Qe6 Kh8 41.Qe5 d1Q 42.Qg7) 38...b6 (38...g5 39.Qg5 Kf7 40.d6 b6 41.Rg1 d1Q 42.Qe7) 39.Qf3 (39.d6 Kh8 40.Qh5 Kg8 41.d7 g5 42.d8Q Kg7 43.Qdh8) 39...g5 40.Qe3 (40.Qg4 Kg7 41.Qg5 Kf7 42.d6 Kf8 43.Rg1 d1Q 44.Qe7) 40...g4 (40...Kg7 41.Qg5 Kf7 42.d6 Kf8 43.Rg1 d1Q 44.Qe7) 41.Qd2 (41.Qg5 Kf7 42.d6 g3 43.fg3 Kf8 44.Rf1 Ke8 45.Qe7) 41...g3 (41...Kf7 42.Qf4 Kg7 43.Qg4 Kf7 44.Qd7 Kf6 45.Qe6 Kg7 46.Rg1 Kf8 47.Rg8) 42.Qf4 (42.Qg5 Kf8 43.fg3 Ke8 44.d6 Kf7 45.Rf1 Ke8 46.Qe7) 42...g2 43.Kg2 Kg7 44.Qg4 (44.Kh3 Kh7 45.Rg1 Kh8 46.Qh4) 44...Kh6 (44...Kf7 45.Rc1 Kf6 46.Qf5 Kg7 47.Rc7 Kh6 48.Rh7) 45.Qf4 (45.Rd3 Kh7 46.Rh3) 45...Kg7 46.Qe3 (46.Kh3 Kh7 47.Rg1 Kh8 48.Qh4) 46...Kg6 (46...Kf7 47.Qf3 Ke7 48.d6 Ke8 49.d7 Ke7 50.d8Q Ke6 51.Qd6) 47.Qb6 (47.Qb6 Kg7 48.Rc1 Kf8 49.Qa7 Ke8 50.Rc8) 1-0. ClayPigeons (2140) - VictorTheBoss (2155), Rated Bullet game, lichess.org, 2020.

7.Nf3 Bd7

8.Nc3 a6 9.ba6 ba6 10.Rb1 Be7 11.Bc4 0-0 12.0-0 c6 13.d4 d5 14.Bd3 Nc7 15.Ne5 Be8 16.Qf3 Nb5 17.a4 Nc3 18.Bc3 Nd7?? 19.Nc6 (19.Nc6 Ne5 20.Bh7 Kh7 21.Qh5 (21.de5?! Bc6 22.Qg4 Rb8=; 21.Ne5?! Ba4 22.Rfc1 Rc8+- ) 21...Kg8 22.Nd8+- (22.Qe5 Bc6 23.a5 Rc8–/+)) 1–0. marekt – sree23, GameColony.com, 2002.

8.c4 c6 9.Nc3 a6 10.bc6 Bc6 11.d4 Qb6 12.Qc2 Ba4?? 13.Qa4+- Nd7 14.Qb3 Qb3 15.ab3 a5 16.Nd5 Nf6 17.Nf6 gf6 18.d5 Nc5 19.b4! Nb3 20.Ra3 b5 21.Rb3 bc4 22.Bc4 ab4 23.Bf6 Rg8 24.Bb5# 1–0. Bonetti,Shane – guest495, ICC, 2002.

8.c4 Be7 9.d4 Ng5?? 10.Nc3 (better 10.Ng5 0-0 11.Nc3+-) 10...Nf3 11.Qf3 Qc8 12.a4 (better 12.h3 0-0 13.Bd3+/-) 12...Bg4= 13.Qg3?? (better 13.Qf4 g5 14.Qg5=) 13...h5 (better 13...Nh5-+) 14.h3+- h4 15.Qh2 (worse 15.hg4 hg3 16.Rh8 Bf8+/-) 15...Bf5 16.Be2 Qd7 17.Qf4 Be6? (17...Qe6 18.a5+-) 18.d5 (better 18.e4!? Qd8 19.0-0+-) 18...Bf5 19.Qd4 Bg6 20.0-0 0-0-0?? (better 20...0-0!?+-) 21.Bd3 (better 21.Qa7 Qf5 22.a5+-) 21...Kb8 22.Bg6 fg6 23.Ne4 White prepares the advance c5 (23.a5!? g5+-) 23...Ne4 24.Qe4 Bf6 25.Bf6 gf6 26.c5?? (better 26.a5!?+-) 26...f5 27.Qc4 dc5 28.Qc5 b6 29.Qc3 g5 30.Rac1 g4 31.hg4 fg4 32.Rfd1 h3 33.d6 hg2?? (better 33...cd6 34.Rd4 Rc8=) 34.dc7 Ka8 (34...Kb7 35.cd8N Kb8 36.Qh8 Qd1 37.Rd1 g3 38.Ne6 Kb7 39.Rd7) 35.cd8Q Qd8 36.Rd8 Rd8 37.Qc6 Kb8 38.Qc7 Ka8 39.Qd8 Kb7 40.Rc7 1-0. POLSKA_HUSARIA (2105) - kiingkiillerr (2050), Rated Bullet game, lichess.org, 2015.

8.d4 Be7 9.Be2 0-0 10.0-0 Qe8 11.Nc3 1–0. pcmvr (2870) – rodolfoiteixeira (2460), net–chess.com, 2009.

8.Be2 c6 9.a4 d5 10.0-0 Bd6 11.d4 0-0 12.Nbd2 Ne4 (12...Qc7 13.c4+- ) 13.c4 Qf6 (13...Nd2 14.Qd2 f6 15.a5+- ) 14.Qc2 (better 14.Ne5 Nd2 15.Qd2+- ) 14...N4g5? (14...Qh6 15.h3 N6g5 16.Ne4 Ne4+- ) 15.e4?? (better 15.Ne5 Qe7 16.Nd7 Qd7 17.f4+- ) 15...Nf4 16.Bd3 (16.e5 Ne2 17.Kh1 Qg6 18.Qg6 fg6 19.ed6 Nf3 20.Nf3 dc4+=) 16...Nd3 (16...Nf3 17.Nf3 Ng2–/+) 17.Qd3+= Nf3 18.Nf3 de4 19.Qe4 Rfe8 (19...Bf5 20.Qe2 Rfe8 21.Qd2+=) 20.Qc2 (20.Ne5 Bf5 21.Qf3 Be6+=) 20...Rac8 21.d5 (better 21.Ne5 Bf5 22.Qb3+=) 21...Qf4? (21...Qh6!? 22.Qd3 cd5 23.cd5 Qf4=) 22.Qc3 (better 22.dc6 bc6 23.Rfd1+- ) 22...f6? (22...Qg4 23.dc6 bc6 24.Rfd1+- ) 23.Bc1?? (better 23.dc6 bc6 24.Rfd1 cb5 25.ab5+- ) 23...Qf5+= 24.dc6 bc6 25.Qb3 (25.Rd1 Bb8 26.Be3 cb5 27.ab5 Bb5+=) 25...Kh8 (better 25...Be6!? 26.Rd1 Red8+=) 26.Be3+- White prepares b6 26...c5 (26...Bc5 27.Rfe1+- ) 27.a5 (27.Rad1 Bc7 28.Rd5 Be5+- ) 27...Qg6? (better 27...Red8+- ) 28.Kh1?? (28.Rad1 Bg4 29.Nh4 Bh2 30.Kh2 Qh5+- ) 28...Qe4?? (better 28...Bg4!? 29.Nd2 Re7+=) 29.b6 (better 29.Rfd1!? Be5 30.Ne5 (30.Rd7?! Ba1 31.h3 Rcd8 32.Rd8 Rd8+- ) 30...Qe5 31.b6 ab6 32.ab6+- ) 29...ab6 30.Qb6 (better 30.ab6 Be6 31.Nd2+- ) 30...Rc6=+ 31.Qb3 Bh3 (31...Rb8!? 32.Qa3 Ra8=) 32.Bd2+- Bg4? (better 32...Rb8 33.Qe3 Qe3 34.Be3 Bc8+=) 33.Qe3?? (better 33.Rfe1 Qg6 34.a6+- ) 33...Qg6= 34.Qc3 Qh5 35.h3 Bf3 (better 35...Bh3 36.Rfe1 Bf5 37.Kg1 Ra8=) 36.Qf3+- Qf3 37.gf3 Ra8 38.Rfb1 Rca6 (38...Be5 39.Ra3+- ) 39.Rb5 g5 (39...Kg8 40.f4+- ) 40.Be3 (40.Bc3 Be7+- ) 40...Rc6 41.Bd2 h5 (41...Rca6 42.Bc3 Be7+- ) 42.Rab1 Kg7 (42...Bc7 43.Rb7+- ) 43.Rb6+- Rb6 44.Rb6 Bb8 (44...Be5 45.a6+- ) 45.Rb5 Bd6 46.Be3 Rc8 (46...Be5 47.Bc5 Kg6 48.Kg2+- ) 47.Kg1 (47.a6 Kg6+- ) 47...Kg6 48.Kf1 f5?? (48...Bf8+- ) 49.Rb6 Rd8 (49...f4 50.Rd6 Kf7 51.Bd2+- ) 50.a6 (better 50.Bc5 Kf7 51.Rd6+- ) 50...f4 (50...Kh7+- ) 51.Bc5 Ra8 52.Rd6 Kf5 53.a7 g4 54.hg4 hg4 55.fg4 Kg4 56.Rd7 (56.Rf6 Rd8 57.Kg2 Rh8 58.Rf8 Rh7 59.a8Q Rd7 60.Qf3 Kg5 61.Qf4 Kh5 62.Rh8 Kg6 63.Rh6 Kg7 64.Qf8) 56...f3 57.Rb7 Ra7 58.Ra7 Kf4 (58...Kg5 59.Bd6 Kh4 60.c5 Kg5 61.c6 Kf6 62.Re7 Kf5 63.c7 Kg6 64.c8Q Kg5 65.Qg8 Kf6 66.Re6 Kf5 67.Qg6) 59.Re7 Kf5 (59...Kg4 60.Bd6 Kh3 61.c5 Kh4 62.c6 Kg4 63.c7 Kh5 64.c8Q Kg5 65.Qg8 Kf5 66.Re3 Kf6 67.Rf3) 60.Kg1 (60.Bd6 Kf6 61.c5 Kg5 62.c6 Kf5 63.c7 Kg5 64.c8Q Kf6 65.Qf8 Kg5 66.Rg7 Kh5 67.Qh8) 60...Kf4 (60...Kg4 61.Bd6 Kf5 62.c5 Kf6 63.c6 Kf5 64.c7 Kg5 65.c8Q Kf6 66.Qf8 Kg5 67.Rg7 Kh5 68.Qh8) 61.Kh2 Kg4 (61...Kf5 62.Kg3 Kg5 63.Rf7 Kg6 64.Rf3 Kg7 65.Rf8 Kg6 66.Bd4 Kh6 67.Kf4 Kg6 68.c5 Kh5 69.Kf5 Kh4 70.Rh8) 62.Rf7 Kg5 (62...Kh5 63.Bd4 Kg4 64.Rf6 Kh4 65.Rf3 Kg5 66.Rf6 Kg4 67.Be3 Kh4 68.f3 Kh5 69.Rh6) 63.Rf3 Kg4 (63...Kg6 64.Kg3 Kh6 65.Rf8 Kg6 66.Bd4 Kh7 67.Kf4 Kg6 68.c5 Kh7 69.Kf5 Kh6 70.Rh8) 64.Rf8 Kg5 (64...Kh5 65.Kg3 Kg6 66.Bd4 Kh6 67.Kf4 Kg6 68.c5 Kh6 69.Kf5 Kh5 70.Rh8) 65.Kg3 Kg6 (65...Kh6 66.Bd4 Kh5 67.Kf4 Kg6 68.c5 Kh5 69.Kf5 Kh4 70.Rh8) 66.Kf4 Kg7 (66...Kh7 67.Kf5 Kg7 68.f4 Kh6 69.Bd4 Kh5 70.Rh8) 67.Ke5 (67.Kf5 Kh7 68.Bd4 Kh6 69.Rh8) 67...Kg6 68.Bb4 (68.Be7 Kh6 69.Kf5 Kg7 70.Bc5 Kh6 71.Bd4 Kh5 72.Rh8) 68...Kg7 (68...Kg5 69.Rg8 Kh6 70.Kf6 Kh5 71.Kf5 Kh6 72.Bc3 Kh5 73.Rh8) 69.Ke6 (69.Kf5 Kh7 70.Bc3 Kh6 71.Rh8) 69...Kg6 (69...Kh6 70.Rg8 Kh7 71.Rg1 Kh6 72.Bd2 Kh5 73.Kf5 Kh4 74.Rh1) 70.Rg8 Kh7 71.Rg2 Kh6 72.Kf5 Kh7 73.Kf6 (73.Bc3 Kh6 74.Rh2) 73...Kh8 74.Kf7 Kh7 75.Rh2 1–0. Korenova,Simona – Simonova,Stela, MSR Mladeze – D12, 2015.

7.Nf3 Be7

8.a3 0-0 9.c4 (9.Nc3 Re8+=) 9...Nc5 (9...Re8 10.Be2+=) 10.Be2 (10.d4 Nce4 11.Bd3 d5+- ) 10...Bf5 (10...a6 11.d4 Nce4 12.d5+- ) 11.0-0 Nce4 (11...a6 12.d4 Nce4 13.d5+- ) 12.d3 Nc5 13.Qc2 (13.Nd4 Be6+- ) 13...a6 14.a4 (14.Nd4 Be6+- ) 14...a5 (14...ab5 15.ab5 Ra1 16.Ba1+- ) 15.Nbd2 (15.Nc3 Re8+- ) 15...h6 (15...d5 16.Nd4 Be6 17.Ba3 dc4 18.Nc4+- ) 16.e4 Bg4 17.h3 (17.Bc3 Re8+- ) 17...Bf3 (17...Bh5 18.Rae1+- ) 18.Nf3 (18.Bf3 Ne6+- ) 18...Nh5 (18...Re8+- ) 19.Qc3 (19.d4 Ne6+- ) 19...f6 (better 19...Bf6!? 20.e5 de5 21.Ne5 Nf4+=) 20.Nh4 (20.g3 Qe8+- ) 20...Nf4 21.Rfe1 Ne2 (21...c6 22.Nf5+- ) 22.Re2 Ne6 (22...Kh7 23.d4 Nd7 24.Qg3+- ) 23.Ng6 (23.Nf5 Nf4 24.Ree1 Ne6+- ) 23...Rf7 (23...Re8 24.f4+- ) 24.Ne7 (24.d4 Nf8 25.Nh4 g6+- ) 24...Qe7 (24...Re7 25.d4 c5+- ) 25.f4 (better 25.Rae1!?+- ) 25...Nf4+= 26.Rf2 Qe5? (26...Ne6+=) 27.Qe5?? (better 27.Qd2 Nh3 28.gh3 Qg3 29.Rg2 Qh3 30.Rf1+- ) 27...fe5= 28.Rf3 (28.Rd1 Raf8 29.Rdd2 Ne6 30.Rf7 Rf7=) 28...Ne2 (28...Raf8 29.Rd1=) 29.Kf2 Nf4 (29...Rf3 30.Kf3 Nf4 31.Rd1=) 30.Rd1 (better 30.Ra3=) 30...Nh3?? (better 30...Raf8 31.Kg3 Ne2 32.Kf2 Rf3 33.gf3 Nf4=) 31.gh3+- Raf8 (31...Rf3 32.Kf3 b6 33.d4 Rf8 34.Ke3 ed4 35.Bd4+- ) 32.Rf7 Rf7 (32...Kf7 33.Ke3+- ) 33.Kg2 (33.Ke3 b6+- ) 33...Kh7 (33...Kf8 34.c5!+- ) 34.Bc1 (34.c5 dc5 35.Be5 Re7+- ) 34...g5 (34...b6 35.Bb2+- ) 35.Rf1 (35.b6 cb6 36.Ba3 b5 37.Bd6 bc4 38.dc4 Rf4+- ) 35...Rf1 (35...Kg6 36.Rf7 Kf7 37.h4+- ) 36.Kf1 Kg6 37.Be3 (37.b6 c6+- ) 37...Kh5 (37...b6 38.d4 ed4 39.Bd4+- ) 38.Kg2 Kh4 (38...b6 39.d4 ed4 40.Bd4+- ) 39.Ba7 (better 39.Bf2 Kh5 40.Ba7+- ) 39...b6 (39...g4+- ) 40.Bb8 c5 41.bc6 g4 42.hg4 Kg4 43.c7 Kf4 44.c8Q (44.Kf2 Kg4 45.c8Q Kh4 46.Kf3 h5 47.Qg8 b5 48.Qg3) 44...Ke3+- 45.Qh3 Kd4 46.Bd6 (46.Bd6 b5 47.cb5 h5 48.b6 Kc3 49.b7 Kb3 50.b8Q Kc2 51.Qhc8 Kd3 52.Qb3 Ke4 53.Qcc2 Kf4 54.Qg3) 1–0. Goldmund,Heike – Stoyanov,Zdravko, FICGS, 2016.

8.a4 Bd7 9.Be2 0-0 10.c4 c6 11.0-0 Ne4 12.d3 N4c5 (12...N4g5 13.Nc3+/-) 13.Nbd2 cb5 (13...f5!?+/-) 14.ab5+- d5?? (better 14...Be8+-) 15.cd5 Nc7 16.d4 Bb5 17.dc5 Qd5 18.Bb5 Nb5 19.Qb3 (19.Nb3 Rfd8+-) 19...Qc6 (19...Qc5 20.Rfc1 Qb4 21.Qc2+-) 20.Nd4 Nd4 21.ed4 Bf6 (21...Rfd8+-) 22.d5 Qc5 (22...Qc7 23.Bf6 gf6 24.Ne4+-) 23.Ne4 Qb6 24.Qb6 ab6 25.Nf6 gf6 26.Bf6 Ra5 (26...Rad8 27.Bd8 Rd8+-) 27.Ra5 ba5 28.d6 (28.d6 a4 29.d7 Ra8 30.Rc1 h6 31.Rc8 Kh7 32.Ra8 Kg6 33.Be7 Kf5 34.d8Q h5 35.Qd5 Kg6 36.Qg5 Kh7 37.Bf6 a3 38.Qh5) 1-0. foytik (2265) - Miha66 (2060), Rated Classical game, lichess.org.

8.Nc3 0-0 9.Bd3 Nc5 10.0-0 Nd3 11.cd3 Bd7 12.Qc2 c6 13.bc6+/- Bc6 14.Nd4 Rc8 15.Qb3 Qc7 16.Ncb5 Bb5 17.Nb5 Qb8 18.Rac1 a6 19.Nd4 d5? 20.Nf5+- Rfe8 21.Rc8 Qc8 22.Ne7 Re7 23.Bf6 gf6 24.Qd5 Re5 25.Qb3 Rc5 26.f4 Rc2 27.Rd1 Rc1 28.d4 Rc6 29.d5 Rd6 30.e4 b5 31.f5 Qc5 32.d4 Qb6 33.Qc3 b4 34.Qc5 Qb8 35.Rd3 Rb6 36.Rg3 Kh8 37.Qe7 (37.Qe7 Qg3 38.hg3+- ) 1–0. Wall,Bill (2365) – Shearn, Microsoft Gaming Zone, 1999.

8.c4 0-0 9.d4 a6 10.a4 ab5 11.ab5 Ra1 12.Ba1 d5 13.c5 c6 14.Nbd2 cb5 15.Bb5 b6 16.cb6 Qb6 17.Qa4 Bb7 18.Bc3?? (better 18.0-0+=) 18...Ra8 19.Qb3 Ne4 (19...Ra3 20.Qb2 Rc3 21.Qc3 Qb5 22.Qc2-+) 20.Ne4 (better 20.Bb2=) 20...de4-+ 21.Nd2 Ra3 22.Qc4? (22.Qb2 Rc3! 23.Qc3 Qb5-+) 22...Rc3! 23.Qc3 Qb5 24.Qc4 Qc4 (better 24...Qa5!? 25.0-0 Ba6-/+) 25.Nc4-/+ Ba6 26.Nd2 Bd3 27.f3 f5 (27...Bb4 28.fe4 Ng5 29.Kd1 Ne4 30.Ne4 Be4 31.Rg1-/+) 28.Kf2 Bb4 29.Nb1 (29.Rd1 Kf8=+) 29...Kf7 (29...Nc7 30.Rd1-/+) 30.Rc1 Ke7 31.d5? (better 31.Nc3 Kd6 32.h4-/+) 31...Nc5-+ 32.Nc3? (32.g4 ef3 33.Kf3 Be4 34.Kg3 Nd3-+) 32...Kd6 (32...Bc4 33.Kg1 Nd3 34.Rc2-+) 33.f4? (33.Ne2 Kd5 34.Rd1 g6-+) 33...g6 (33...Nb3 34.Na2 Nc1 35.Nb4-+) 34.h3 (34.Nd1-+) 34...Nb3 35.Ne4 fe4 (better 35...Be4 36.Rc6 Kd7-+) 36.Rc7 (36.Rc6 Kd5 37.Rb6 Kc4-+) 36...h5 (better 36...Kc7 37.h4 Nd4-+) 37.Rc6 (37.Rb7 Kc5 38.d6 Na5-+) 37...Kd5 38.Rg6 Nc1 (38...Na1!? 39.Rg5 Ke6 40.f5 Ke5 41.Rh5-+) 39.Rg5 Ke6 (39...Kc4 40.Rh5 Ne2 41.f5-+) 40.Rh5 Be7 (better 40...Ne2!? 41.Rh6 Kd5 42.Rh5 Kc4 43.f5-+) 41.Re5 Kf7 42.g3 Ne2 43.h4 (43.Rf5 Kg7 44.Re5 Bb4 45.Re4 Be4 46.Ke2 Be7-+) 43...Bf6 (43...Nc3!? 44.Ke1-+) 44.Rf5 (44.Rc5 Nc3 45.Ke1 Na4 46.Rc7 Ke6 47.Rc6 Ke7-+) 44...Kg6 (44...Nc3!? 45.Ke1-+) 45.Rc5-/+ Nc3 46.h5 Kf7 47.Rc7 (47.Ke1 Ne2 48.Rc7 Kf8 49.Rc8 Ke7-/+) 47...Ke6-+ 48.g4 (48.Rc6 Ke7 49.h6 Nd1 50.Ke1 Ne3-+) 48...Nd5 49.Rc6 (49.Rc8 Bh4 50.Kg1 Ne3 51.h6 Ng4 52.h7 Bf2 53.Kg2-+) 49...Kf7?? (better 49...Kd7 50.Rf6 Nf6-+) 50.g5= Be7 (better 50...Bg7=) 51.g6?? (better 51.h6 Kg8 52.g6 Bh4 53.Kg2+=) 51...Kg7-+ 52.Re6? (52.Rc8 Bh4 53.Kg1 Nf6-+ (53...Ne3 54.Rc7 Kf6 55.g7+/-)) 52...Bf6 (better 52...Bc5!? 53.f5 Be3 54.Kg3 Bf4 55.Kf2 e3 56.Kf3 Bf5 57.Ra6-+) 53.Rd6 Bc4 (53...Bh4 54.Kg1 Nf6 55.Rb6-+) 54.Kg3 (54.Rc6 Bh4 55.Kg1 Be2-+ (55...Ne3?! 56.Rc7 Kf6 57.Rc6 Be6 58.g7 Kg7 59.Re6=)) 54...Ne3 (54...Kh6 55.Rc6 Bb3 56.f5 Kh5 57.Rc5-+) 55.Rd7 Kg8 0-1. dale70 (2095) - armine (2115), Rated Blitz game, lichess.org, 2014.

8.d4 0-0 9.Bd3 c6 10.a4 cb5 11.ab5 a6 12.c4 a5 13.Nc3 b6 14.0-0 Bb7 15.d5 Nc5 0–1. pcmvr (2400) – itsmenow (2185), net–chess.com, 2006.

8.d4 0-0 9.Bd3 c6 10.c4 Nc7 11.Nc3 Bg4 12.h3 Be6 13.bc6 bc6 14.Qc2 Rb8 15.Ng5 g6 16.Ne6 Ne6 17.d5 cd5 18.Nd5 Nd5+= 19.cd5 Nc5 20.Bc4 Qd7 21.0-0 Na4 22.Bd4 Nb6 23.Bb3 Rbc8 24.Qd3 Qb7 25.Qb5 Bd8 26.Rfc1 Bc7 27.Rc6 Bb8 28.a4 Qa8 29.a5 Nd7 30.Rc8 Rc8 31.Qd7 Bc7 32.Rc1 Qb8 33.Ba7! Qb7 34.Bb6! (34.Bb6 Qa6 35.Rc7+- ) 1–0. Trokenheim,Marek – Svensson,Erik, corr SSKK 3–65, 1983.

8.d4 0-0 9.Bd3 Bd7 10.0-0 c5 11.c4 cd4 12.Nd4 Nd4 (12...Rc8 13.Nd2+- ) 13.Bd4+- Bg4 14.Qb3 (14.Qc2 Re8+- ) 14...Be6 15.Rd1 a6 (15...Qc7 16.Nd2+- ) 16.Nc3 ab5 17.Qb5 Bg4 (17...Qc7 18.Nd5 Bd5 19.cd5+- ) 18.Rdb1 (18.Qb7?! Rb8 19.Qc6 Bd1 20.Rd1 Qa5+- ) 18...Nd7 (18...Bc8 19.Qg5+- ) 19.h3 (19.Bf5 Bf5 20.Qf5 b6+- ) 19...Be6 20.Qb7 Bf6 (20...Nc5 21.Bc5 dc5 22.Rd1+- ) 21.Nd5 (21.Qe4 g6+- ) 21...Bd5 (21...Bd4 22.ed4 Ra3 23.Be4+- ) 22.Qd5 Ne5 (22...Bd4 23.ed4 Nf6 24.Qf3+- ) 23.Be4 Rc8 24.a4 Ng6 (24...g6 25.a5 Nc4 26.a6+- ) 25.a5 Bd4 26.Qd4 (26.ed4?! Nf4 27.Qf5 Ne2 28.Kh2 g6+- ) 26...Ne5 27.a6 Rc4 28.Qd5 Rc5 29.a7 Rd5 30.Bd5 Ng6 (30...Nf3 31.Bf3 d5 32.Rb5+- ) 31.a8Q Qg5 (31...Ne7 32.Qd8 Rd8 33.Bf3+- ) 32.Rb8 h5 33.Rf8 Nf8 34.Ra7 (34.Ra7 Kh7 35.Bf7+- ) 1–0. pcmvr – tche, net–chess.com, 2017.

8.d4 0-0 9.Bd3 Bd7 10.0-0 Qe8 11.a4 Nd5 (11...c6 12.c4+/-) 12.c4 Nb4 13.Be2 White plans d5 13...c5 14.bc6 (14.Bc3 a5+-) 14...bc6+/- 15.Nc3 White intends d5 15...a5 16.d5 Nc5 17.dc6 Bc6 18.Nd5 (18.Nd4 Rb8+/-) 18...Bd5 (better 18...Nd5!? 19.cd5 Ba4=) 19.cd5+/- Rb8 20.Bb5 Qd8 21.Rb1 Bf6 22.Bf6 (22.Nd4!?+/-) 22...Qf6 23.Qd4 Qg6 (23...Qd4 24.Nd4 Nd5 25.Nc6+=) 24.h3 Rfc8 25.Rfd1 h6 26.g4 (26.Nd2 Nc2 27.Qh4 Na3+=) 26...h5 (26...Qe4 27.Nh4 Qd4 28.Rd4+=) 27.Nh4 Qg5 28.Nf5 hg4 29.hg4 Rd8 (29...Rb6 30.Rd2 Rc7 31.Kf1+/-) 30.Kg2 Nc2 31.Qc3 (better 31.Qf4 Qf4 32.ef4+/-) 31...Qg4= 32.Kf1?? (better 32.Ng3 Nb4 33.Qd4=) 32...Qf5-+ 33.Ke2 (33.Rdc1 Nb4 34.Qd4 Ncd3 35.Bd3 Nd3-+) 33...Nb4 (33...Qf2 34.Kf2 Ne4 35.Kf3 Nc3 36.Rb2 Nd1 37.Rc2-+) 34.Rg1 (34.f3 Qg5 35.Rg1 Nd5-+) 34...g6 (34...Qf2 35.Kf2 Ne4 36.Kf3 Nc3 37.Ra1-+) 35.Rh1 (35.Qc4 Nbd3 36.Qh4 Ne5-+) 35...f6 (better 35...Qf2 36.Kf2 Ne4 37.Kf3 Nc3 38.Rb2-+) 36.Rh6 (36.f3 Rdc8 37.Qd4 Qc2 38.Qd2 Na4 39.Ba4 Qa4 40.Kf1-+) 36...Ne4 (36...Qb1?! 37.Qf6 Qc2 38.Kf1 Qd1 39.Kg2 Qd5 40.e4=) 37.Qe1 Qg5 (better 37...Nc2 38.Rg6 Qg6-+) 38.Qh1 Nc3 39.Kf1 f5?? (39...Qd5 40.Rg6 Kf7 41.Qh7 Ke6=+) 40.Rh8+= Kf7 41.Qh7 Kf6 42.Rd8 Rd8 43.Qc7 Re8 (43...Re8 44.Qc3 Kf7 45.Be8 Ke8 46.Qc8 Qd8 47.Qe6 Qe7 48.Qg6 Qf7 49.Qd6 Qd5 50.Qd5 Nd5+-). jhonores (2220) - jj1987 (2170), Rated Blitz game, lichess.org, 2020.

8.d4 d5 9.c4 0-0 10.Nbd2 b6 11.Qb3 (11.cd5 Nd5 12.Bc4 a6+- ) 11...Bb7 (11...a6 12.Ne5 Bb7 13.ba6 Ra6 14.cd5 Bd5 15.Qc2+=) 12.a4 (12.Bd3 a6+- ) 12...a5 (12...a6 13.ba6 Ra6 14.Bd3+- ) 13.Be2+- Bb4 14.0-0 Ne4 (14...Re8 15.Rfd1+- ) 15.Ne4 de4 16.Ne5 Bd6 17.f4 ef3 18.Nf3 (18.Bf3 Bf3 19.Nf3 Bb4+- ) 18...Re8 (18...Qe7 19.Bd3+- ) 19.Rac1 Nf4 20.Bd1 (worse 20.ef4 Re2 21.d5 Qd7=) 20...Ng6 (better 20...Ne6+- ) 21.Be2 (21.c5!? Bd5 22.Qd3 Bf8+- ) 21...Bf4 Attacking the backward pawn on e3 (better 21...Nf4!? 22.Rc2 Ne2 23.Re2 Re6+- ) 22.Rc3+- (22.ef4?! Re2 23.Rc2 Nf4 24.Re2 Ne2 25.Kh1 Qe7+=) 22...Qd7 (22...Bh6 23.Ba3+- ) 23.Bd1 (worse 23.ef4 Re2 24.Rc2 Nf4 25.Re2 Ne2 26.Kh1 Re8=) 23...Bh6 24.d5 Ne5 (24...f6 25.Nd4+- ) 25.Ne5+- Re5 26.Rd3 Rg5 (26...Re7 27.Bf3+- ) 27.Bf3 Re8 28.e4 (28.c5 bc5 29.Qc4 Rg6 30.Qc5 c6 31.bc6 Bc6+- ) 28...Bc8 (28...Qd6 29.Ba3 Qg6 30.g3+- ) 29.Bc1 (29.Bd4 Rg6+- ) 29...Rge5 (better 29...Bb7+- ) 30.Bb2 Rg5 31.Kh1 (31.h4 Rg6 32.e5 Qe7+- ) 31...Qd8 (31...Rg6 32.e5 Qf5 33.Qd1+- ) 32.Bd4 (32.c5 bc5 33.Qc4 Qe7+- ) 32...Bg4 33.Rdd1 Bf3 (33...Qe7 34.h3 Bh5 35.e5+- ) 34.Qf3 (34.gf3?! g6+- ; 34.Rf3?! Re4 35.d6 cd6+= (35...Qd6? 36.c5 Qg6 37.cb6 cb6 38.Bb6+- )) 34...Qd7 35.e5 Rg6 36.g3 Re7? (36...Bg5+- ) 37.e6 Qe8 38.ef7 (better 38.c5!? fe6 39.cb6 cb6+- ) 38...Rf7 39.Qf7 Qf7 40.Rf7 Kf7 41.c5 (41.Be5 Ke7 42.Rf1 Be3+- ) 41...bc5 42.Bc5 Ke8 (42...Bg5 43.Kg2 Bd8 44.Be3+- ) 43.d6 Kd7 44.dc7 Kc7 45.Rf1 Rf6? (45...Re6+- ) 46.Rf6 gf6 47.Kg2 Kb7 48.Kf3 f5 49.Be3 Bf8 50.Bg5 Bd6 (50...Kc7 51.Kf4+- ) 51.Bd8 Bc7 (51...Bb4+- ) 52.Bc7 Kc7 53.Kf4 1–0. UncleBulgaria (2435) – bioalb (2045), ChessWorld.net, 2014.

8.Be2 Nc5 9.c4 Bf5 10.d4 Ncd7 (10...Nce4 11.0-0+- ) 11.0-0 0-0 (11...d5 12.cd5 Nd5 13.Bd3 Bd3 14.Qd3+- ) 12.Nbd2 (12.Nh4 Be4+- ) 12...h6 13.a4 Ne4 (13...Re8 14.a5+- ) 14.Ne4+- Be4 15.Bd3 Bd3 16.Qd3 Bf6 17.e4 c5 (17...Re8 18.Rfe1+- ) 18.bc6! bc6 19.Rfb1 Re8 20.Bc3 d5 (20...c5!? 21.Ra3 cd4 22.Bd4 Nc5 23.Bc5 dc5+- ) 21.e5+- Be7 22.c5 (22.cd5 cd5 23.Rb5 Nb6+- ) 22...Nf8 (22...Qc8 23.Bd2+- ) 23.Rb7 Ng6 (23...Qc8 24.Rab1+- ) 24.e6! Qc8 (24...fe6 25.Qg6 Deflection) 25.ef7 Kf7 26.Rab1 a6 (26...Qe6 27.Bd2+- ) 27.Ba5 (27.R1b6 a5+- ) 27...Nf4? (27...Qg4+- ) 28.Ne5 Kg8 29.Qe3 (better 29.Qf3!? Qf5 30.Bd2 g5 31.Bf4 gf4 32.Nc6 Bf6+- ) 29...Qf5 30.Bd2 (30.Re1 Bg5 31.Qf3 Rf8+- ) 30...Bg5 (30...g5 31.Qf3 Bc5 32.Bf4 gf4 33.Nc6 Rac8 34.dc5 Rc6+- ) 31.h4 (31.Qf3 Re5 32.de5 Qe5+- ) 31...Nh3? (better 31...Ng2 32.Qg3 Nh4 33.Bg5 hg5+=) 32.Qh3+- Qh3 33.gh3 Bd2 34.Kh1 (34.Nc6 Bc3 35.Rd7 Re6+- ) 34...Rf8 (34...Kh7 35.Rg1 (worse 35.Nc6 Be1+- ) 35...Rg8 36.Nc6+- ) 35.Rg1 Rf2 (35...g5+- ) 36.Rgg7 Kh8 (36...Kf8 37.Ng6 Ke8 38.Rg8 Rf8 39.Rf8) 37.Ng6 1–0. kovacic (2280) – huntingheads, ChessWorld.net, 2011.

8.Be2 Bd7 9.0-0 0-0 +/-.

8.Be2 Bd7 9.0-0 c6 10.c4 0-0 11.Nc3 Qc7 12.d4 d5 13.Ne5 dc4 14.Bc4 Rad8 15.Nd7 Qd7 16.Qf3 Nd5 17.bc6 bc6 18.Rac1 Ng5 19.Qe2 Rfe8? 20.Nd5 cd5 21.Bb5 Qf5 22.Be8 Re8 23.Qb5 Rd8 24.Qa4 Qg4 25.Qa7 Bd6 26.Qa5 Bh2 27.Kh1 Rb8 28.Qd5 h6?? 29.Kh2+- Qh5 30.Kg3 Rb2 31.f4 Qe2 32.Rce1 Qb5 33.Qb5 Rb5 34.fg5. Weissman,Andre – de Ron,Paul, 1992.

8.Be2 Bd7 9.c4 0-0 10.0-0 a6 11.a4 ab5 12.ab5 Ra1 13.Ba1 Qa8 (13...Re8 14.Nc3+/-) 14.Nc3 b6 (14...Re8 15.d3+/-) 15.Bb2 d5 (15...Re8 16.d3+/-) 16.Ne5+- dc4 17.Bc4 (17.Qc2 Rd8+- ) 17...Ng5 (17...c6 18.Nd7 Nd7 19.Qh5+- ) 18.Nd7 Nd7 19.Qe2 h6 (19...c5 20.Ra1 Qd8 21.d3+- ) 20.Ra1 Qb7 21.Bd5 Qc8 22.Ra8 Nb8 23.Qc4 (23.f4 Ne6+- ) 23...Bd6 (23...Qd7 24.d3+- ) 24.f4 Nh7 25.Ne4 Qd7 26.Nd6 (26.Qd4 Qg4 27.d3 Qd1 28.Kf2 Qg4+- ) 26...Qd6 (26...cd6 27.e4+- ) 27.Bf7! Rf7 28.Rb8 Nf8 29.Qd4 Qg6 30.Kf2 (better is 30.d3+- ) 30...Rd7?? (30...Qh5 31.Rf8! Kh7 32.Qd3 Qg6 33.Rh8 Kh8 34.Qg6+- ) 31.Qc3 (better is 31.Qd7! Qf7 32.Qf7 Kf7 33.Rc8+- ) 31...Qd6 (31...Rd3 32.Qc2 Qd6 33.Bd4 Rd4 34.ed4 Qf4 35.Ke1+- ) 32.Ba3 (32…Qd2 33.Qd2 Rd2 34.Ke1 Rg2 35.Rf8 Kh7 36.h4+- ) 1–0. Wilk,E – Lipska, Augustow, 1994.

8.Be2 0-0

9.0-0 a6 10.a4 ab5 11.ab5 Ra1 12.Ba1 c6 13.c4 cb5 14.cb5 Qa5 15.Bc3 Qa2 16.Qc1 Ne4 17.Qb2 Nc3 18.Qc3 Bf6 19.Qa3 Qd5 20.Nc3+- Qh5 21.Qd6 Bc3 22.dc3 Rd8 23.Qe5 Qg6 24.Nd4 Nd4 25.ed4 Bd7 26.Qc7 Qf6 27.Qb7 h6 28.h3 Qg5 29.Kh1 Qg6 30.c4 Bf5 31.Bf3 Rd4 32.c5 Rd3 33.Re1 Rf3 34.Qf3 Be4 35.Qe4 Qe4 36.Re4 (36.Re4 Kf8 37.c6+- ) 1–0. Fredek (2090) – Guest664449, Freundschaftspartie, 5m + 0s, 2005.

9.0-0 a6 10.a4 ab5 11.ab5 Bd7 12.Ra8 Qa8 13.c4 c6 14.Nc3 cb5 15.Nb5 d5 16.Bf6 Bf6 17.cd5 Ng5 18.Ng5 Bg5 19.Qb3 Qa5 20.d4 Bb5 21.Bb5 Qd8 22.Rb1 b6 23.Bc6 Qb8 24.Qb6 Qd6 25.e4 Bf4 26.e5 Qh6 27.g3 Bg5 28.Qa7 Qg6 29.Rb8 h5 30.Rf8 Kf8 31.Qb8 Ke7 32.Qe8# 1–0. marekt – mgb, ChessWorld.net, 2004.

9.0-0 b6 10.c4 Bb7 11.Nc3 a6 12.a4 d5 13.d4 Bb4 14.Qb3 Qd6 15.Na2 a5 16.Ne5 Ne4 17.Qc2 f6 18.Nf3 N6g5 19.Ng5 fg5 20.Nb4 ab4 21.f3 Nf6 22.cd5 Bd5? 23.e4 Qf4 24.ed5 Qe3 25.Kh1 Nh5 26.Qe4 Qb3 27.Bc1 Qc3 28.Bg5 Rae8 29.Qd3 Qb2 30.Rae1 b3 31.Qd2 Qa3 32.Bd3 Re1 33.Re1 b2 34.Be7 Qa4 35.Bf8 Kf8 36.Qb2 Nf6 37.Ra1 (37…Qa1 38.Qa1+- ) 1–0. Paquin,Pierre (1640) – Matteau,Francois (1645), Trois Rivieres op, 2001.

9.0-0 b6 10.d4 Bb7 11.c4 Be4 12.Nc3+- Re8 13.Ne4 Ne4 14.a4 Nf8 15.Bd3 Nf6 16.a5 Ng6 17.e4 h6 18.e5 Nh7 19.Bg6 fg6 20.e6 Ng5 21.Re1 Rf8 22.Ng5 Bg5 23.ab6 cb6 24.Qc2 Kh7 25.Qd3 Qf6 26.Re2 d5 27.cd5 Qf5 28.Qc4 Rac8 29.Qb3 Be7 30.f3 (30.h3 Qh5 31.g4 Qg5+- ). Bonetti,Shane – guest1507, ICC, 2002.

9.0-0 c6 10.c4 cb5 11.cb5 d5 12.d4 Ne4 13.Nbd2 Bd7 14.Ne4 de4 15.Ne5 Be8 (15...Rc8 16.Rc1+/-) 16.a4 Kh8 17.Qb3 Bd6 (17...Nc7 18.Bc4 f6 19.Nf7 Bf7 20.Bf7+/-) 18.Nc4 (18.Qd5 f6 19.Qe6 fe5 20.de5 Bb4+-) 18...Bc7 19.Rfd1 f6 (19...Qh4 20.g3 Qh6 21.Ba3+-) 20.Nd2 (20.Ba3 Rg8+-) 20...Bf7 21.Qc2 (21.Bc4!? Re8 22.Ne4 Rc8+-) 21...f5 22.Bc4 (22.d5 Rc8 23.Nc4 Nc5+-) 22...Rc8 23.Qb3 Qd6 24.Rac1?? (better 24.Nf1 Ng5 25.d5+/-) 24...Qh2-+ 25.Kf1 Ng5 (better 25...Qh1 26.Ke2 Bh5 27.Nf3 Qg2-+) 26.Bf7= Rf7 27.d5 Rcf8 28.Ba3 Bd6 29.Bd6 Qd6 30.Nc4 (30.b6!?=) 30...Qh2=+ 31.d6? (31.Qc2 f4 32.Nd6 Rd7 33.ef4 Qh1 (worse 33...Rd6 34.fg5 e3 35.Qc8-+) 34.Ke2 Qg2-+) 31...Qh1 (better 31...f4 32.Ne5 Rf5-+) 32.Ke2= Qg2 33.Rg1 (33.Ne5 Rf6 34.d7+-) 33...Qf3-/+ 34.Kf1? (better 34.Ke1 Nh3 35.Qa2-/+) 34...Qh3-+ 35.Ke1 (35.Ke2 Qh5 36.Kf1-+) 35...Nf3 36.Ke2 (36.Kd1 Ng1 37.Kc2 Nf3-+) 36...Qh5 (better 36...Nd4! 37.ed4 Qb3 38.Ne5-+) 37.Kf1 Ng1 (37...Qh2 38.Qd1 Qg1 39.Ke2-+) 38.Kg1 (38.Ne5 Rf6 39.Kg1 f4 (39...Rd6 40.Nf7 Kg8 41.Nd6 Kh8 42.Nf7 Kg8 43.Ne5 Kh8 44.Qe6+-) 40.ef4 Rf4-+ (40...Rd6 41.Nf7 Kg8 42.Nd6 Kh8 43.Nf7 Kg8 44.Ne5 Kh8 45.Qe6+-)) 38...Rf6 (38...f4 39.Ne5 Rf5 40.ef4 Rf4 41.Rc5 Rf2 42.Nf7 Qf7 43.Qf7 R2f7 44.Re5-+) 39.Ne5 (39.Qd1 Qg5 40.Kf1-+) 39...h6 (39...f4 40.ef4 Rf4-+ (40...Rd6?? 41.Nf7 Kg8 42.Nd6 Kh8 43.Nf7 Kg8 44.Ne5 Kh8 45.Qe6+-)) 40.d7 f4 41.Rc8 f3?? (better 41...fe3 42.Qe3 Qe5-+) 42.d8Q= Qg5 43.Kf1 Qg2 44.Ke1 Qg1 45.Kd2 Qf2 46.Kc3 (46.Kc1 Qg1 47.Kb2 Qh2 48.Ka3 Qe5 49.Qf8 Rf8 50.Rf8 Kh7 51.Ka2 Qh2 52.Kb1 Qg1 53.Kb2 Qh2 54.Qc2+/-) 46...Qe3-+ (46...Rd8?? 47.Rd8 Rf8 48.Rf8 Kh7 49.Qg8) 47.Kb4? (47.Nd3 Qd3 48.Qd3 Rc8 49.Qdc4 Rc4 50.Qc4-+) 47...Qb3 48.Kb3 Rd8 49.Rd8 Kh7 50.Kc3 (50.Ng4 f2 51.Nf2 Rf3 52.Kc4 Rf2 53.Re8-+) 50...f2 51.Ng4 (51.Rd1 f1Q 52.Rf1 Rf1 53.Kd4-+) 51...Kg6 (better 51...Rf3 52.Kd4 f1Q-+) 52.Nf2 Rf2 53.Kd4 (53.Re8-+) 53...Rd2 54.Ke4 Rd8 0-1. itaca (1870) - armine (2110), Rated Blitz game, lichess.org, 2015.

9.0-0 Bd7 10.a4 c6 11.c4 cb5 12.cb5 a6 13.Nc3 ab5 14.Bb5 Bb5 15.Nb5 d5 16.Rc1 b6 17.Be5 Nd7 18.h3 Ne5 19.Ne5 Bf6 20.Ng4 h6 21.d4+- Be7 22.Qb3 Rc8 23.Ne5 Rc1 24.Rc1 Bf6 25.Ng4 Bg5 26.Kh2 f6 27.f4 Qb8?? 28.g3 f5 29.Ne5 Rc8 30.Rc8 Qc8 31.fg5 Ng5 32.Qd5 Kh7 33.h4 Ne6 34.Nf3 Nf8 35.h5 Ne6 36.Qf5 Kg8 37.Ne5 Qe8 38.Nd6 (38.Nd6 Qe7 39.Qf7 Qf7 40.Ndf7+- ) 1–0. coloplayah (1935) – tjensen (1875), net–chess.com, 2005.

7.Nf3 g6

8.Nc3 Bg7 9.d4 c6 (9...0-0 10.Bd3+/-) 10.Qd3 (10.Bd3 cb5 11.Bb5 Bd7+/-) 10...0-0 11.Be2 d5 12.Ne5 (12.0-0 Qb6+/-) 12...Qe8 (12...Nd7 13.Nd7 Qd7 14.Ba3+/-) 13.bc6 bc6 14.Ba3 c5 15.0-0 (15.dc5?! Nc7 16.Nf3 Ba6=) 15...Qe7 16.Qb5 (better is 16.Na4 Ne4 17.f3+-) 16...Rd8? (better is 16...Qd6+-) 17.Nc6 (17.dc5?! Qc7 18.Nc6 a6+/-) 17...Qd6 (17...Qe8 18.Nd8 Bd7 19.Ne6 Bb5 20.Ng7+- (20.Bb5?! Qe6 21.Bc5 a6+/-; 20.Nb5?! fe6 21.Nc7 Qa4 22.Bc5 Rc8 23.Ne6 Qc2+-)) 18.Bc5 (18.Nd8 Qd8 19.Bc5 Bd7+-) 18...Qc7 (18...Nc5 19.Nd8 (19.Qc5?! Qc5 20.dc5 Rd7+-) 19...Qd8 20.Qc5+-) 19.Nd8 Qd8 20.Rab1 Bd7 21.Qb7 a5 22.Be7! Qe8 23.Bf6 Bf6 24.Nd5 Bg7 25.Ne7 Qe7 26.Qa8 (26…Bf8 27.Rfd1+-) 1–0. Waibel,Ulrich – Hamacher,Martin, compuserve, 1995.

8.c4 Bg7 9.Na3 0-0 10.Qc2 b6 11.Bd3 Nc5 12.Nd4 Bb7 13.f3 a6 14.0-0 ab5 15.Nab5 c6 16.Nc3 d5 17.cd5 cd5 18.Rfe1 Nd3 19.Qd3 Ba6 20.Qc2 Qd7 21.Nde2 b5 22.Nf4 d4 23.ed4?? Qd4–+ 24.Kh1 Qf4 25.Re4? Qc7 26.Qb1 Rab8 27.Re2 b4 28.Nd5 Nd5 29.Bg7 Kg7 30.Qb2 Nc3 31.Re4 Bd3 32.Rb4 Rb4 33.Qb4 Ne2 34.Qb3 Qd6 35.Qb2 f6 36.a4 Rf7 (36...Rf7 37.Qa3 Qd4–+; better is 36...Rb8 37.Qa2 Rb4 38.h3–+) 0–1. valpa – janaj, playchess.de, 2002.

8.d4 Bg7 +/-.

8.Be2 b6 9.Nd4 Nd4 10.Bd4 Bb7 11.Bf3 Bf3 12.Qf3 Bg7 13.Qc6 Ke7 14.Nc3 Re8 15.Nd5 Kf8 16.Bf6 Bf6 17.d4! Kg7 18.Nc7 Qc8 19.Qa8 Qa8 20.Na8 Ra8 21.c4 Re8 22.Kd2 h5 23.Rhd1 Rd8 24.Kd3 d5 25.cd5 Rd5 26.Kc4 Rg5 27.g3 Be7 28.e4 Rg4 29.f3 Rg5 30.Rac1 f5 31.e5 h4 32.d5 hg3 33.f4 Rg4 34.hg3 Rg3 35.d6 Bf8 36.Kd5 g5 37.d7 Be7 38.Ke6 Bd8 39.Rc8 gf4 40.Rd8 f3 41.Rg8! Kg8 42.d8Q Kh7 43.Qh4 Kg6 44.Qg3 Kh6 45.Rh1 1–0. market (2265) – detam (2185), GameColony.com, 2002.

8.Be2 Bg7 9.d4 +/-.

6.Bc3 Nf6

7.Nf3 d5 8.Be2 Bd6 9.0-0 0-0 10.Be5 a6 11.d4 ab5 12.Bb5 c6 13.Bd3 b6 14.c4 Be5 +/-.

7.Nf3 Bd7 8.a4 Be7 9.d4 c6 10.bc6 Bc6 11.Bc4 Bf3 12.Qf3 d5 13.Bb5 Nd7? 14.Qd5+- Qc7 15.Bd7 Qd7 16.Qd7 Kd7 17.d5 Nc7 18.e4 Rac8 19.0-0 Ke8? 20.Bg7 Rg8 21.Be5 Na8 22.d6 Bg5 23.Na3 Bd2 24.Rad1 Bb4 25.d7 (25.d7 Ke7 26.dc8Q Rc8 27.Nb5 Rc2 28.Na7+- ) 1–0. NN – hiloside, caissa.com, 2006.

7.Nf3 Be7 8.d4 +=.

7.Nf3 Be7 8.Be2 0-0 9.0-0 c6 10.a4 Bd7 11.Bb2 Qb6 12.a5 Qc7 13.c4 Rfe8 14.Nc3 b6 15.d4 cb5 16.Nb5 Bb5 17.cb5 Rec8 18.d5 Nc5 19.a6 Qd7 20.Rc1 Qf5 21.Bc4 Nce4 22.Nd4 Qg6 23.Nc6 Bd8 24.Bd4 h6 25.Qc2 Nc5 26.Qg6 fg6 27.f3 g5 28.e4 Nfd7 29.Bf2 Bf6 30.Bg3 Ne5 31.Be5 de5 32.Rfd1 Kf8 33.d6 Bd8 34.Ne5 Bf6 35.Ng6 Ke8 36.e5 Be5 37.Ne5 Rd8 38.Bf7 Kf8 39.Bd5 Rac8 40.d7! Rc7 41.Ng6 1–0. marekt (2130) – carlinus (2205), ICC, 2003.

7.Nf3 h6 8.Be2 g5 (8...Be7 9.0-0+/-) 9.0-0 Bg7 10.d3 Qe7 11.Nbd2 (11.Nd4 Nc5+/-) 11...Bd7 12.a4 h5 13.Nc4 h4 14.Qd2 g4 15.Nd4 0-0-0 16.Nf5+- Qf8 17.Ng7 Qg7 18.e4 Rdg8 19.Qe3 Kb8 20.b6 Nc5?? 21.bc7+- Kc7 22.Qf4 Kb8 23.Qd6 Ka8 24.Bf6 1–0. Wall,Bill – Hullvanker, Internet, 2002.

7.f4 g6 8.Nf3 Bg7 9.Be2 0-0 10.0-0 Bd7 11.a4 Nc5 12.Bd4 Nce4 13.d3 Nc5 14.Bc5 dc5 15.Ne5 Bf5 16.Nc3 Re8 17.Bf3 Rb8 18.a5 b6?? 19.Nc6+- Qc8 20.Nb8 Qb8 21.e4 Bg4 22.ab6 cb6 23.e5 Bf3 24.Qf3 Nd7 25.Nd5 Qa8 26.Nc7 Qf3 27.Rf3 Rc8 28.Ra7 (28.Ra7 Kh8 29.Nd5+- ) 1–0. Wall,Bill – Phoon, internet, 2004.

7.Bf6 Qf6 8.c3 d5 9.Qa4 Bd7 10.Nf3 Bd6 11.g3?? 0-0 12.Bg2=+ Nc5 13.Qc2?? Bb5–+ 14.Na3?? Ba6 15.c4 Qa1 16.Nb1 Bc4 17.Bf1 Rfe8 18.Ng5 g6 19.Bg2 Qa2 20.Qa2 Ba2 21.Nc3 Bc4 22.Nd5 Bd5 23.Bd5 Re7 0–1. pauldopson – supertimchan (2075), net–chess.com, 2004.

5.Be5 f6

6.Bb2 Bb4 7.c3 Ba5 8.Nf3 Bb6 (8...Ne7 9.d4+/-) 9.d4 Ne7 10.Qa4 (10.Bd3 c5+/-) 10...0-0 (10...c5 11.bc6! bc6 12.Bd3+/-) 11.Bd3 d6 12.0-0 Bd7 13.Nbd2 a6 14.c4 (14.Qc2 ab5 15.Bh7 Kh8+-) 14...ab5+/- 15.Qb3 (15.Qc2!?+/-) 15...bc4 16.Bc4 Qc8 17.Rac1 (17.Rfc1 d5 18.Bd5 Nd5 19.Qd5 Bc6+/-) 17...Kh8 18.Bd3 (better 18.Bc3+=) 18...Ng5?? (18...Ba4 19.Qa3 Bb5 20.Qb3 Bd3 21.Qd3=) 19.Bc4 (better 19.Ng5 fg5 20.Nc4+-) 19...c6?? (19...Ba4 20.Qc3=) 20.Qd3 (better 20.Ng5 Ba5 21.Ngf3+-) 20...d5 21.Bb3 (better 21.Ng5 fg5 22.Bb3=) 21...f5?? (21...Bf5 22.Qe2=+) 22.Bc2 (better 22.Ng5 Qe8 23.Ngf3+-) 22...Ne4= (worse 22...Ra2 23.Qb3 Nf3 24.Nf3+/-) 23.Nb3 (23.a4 Qe8=) 23...Qc7 Black prepares the advance f4 (23...Ra2 24.Rb1-/+) 24.Ra1 (24.Nc5 Bc5 (24...Nc5? 25.dc5 Ba7 26.Qd4+-) 25.dc5 Nc5 26.Bg7 Kg7 27.Qd4 Kf7 28.Qc5 Ra2 29.Ng5 Ke8+=) 24...Ng6 Black intends f4 25.g3 f4 26.ef4 Nf4 (26...Bh3 27.Rfd1 Nf4-+) 27.gf4= Qf4 (better 27...Bh3 28.Bc1 Ba5=) 28.Kh1?? (better 28.Ne5 Qg5 29.Kh1=) 28...Qf3-+ 29.Qf3 Rf3 30.Kg2? (30.Be4 de4 31.Kg1-+) 30...Raf8 31.Bd1 (31.Be4 Bh3 32.Kg1 de4 33.Rfe1 Rf2 34.Ba3-+) 31...Rf2 32.Rf2 Rf2 33.Kg1 (33.Kh1 Rf1 34.Kg2 Bh3 35.Kh3 Rg1 36.Bc1 Nf2 37.Kh4 Bd8 38.Kh5 Rg4 39.Bg4 g6 40.Kh6 Ng4) 33...Rb2 (33...Bc7 34.Kh1 Bh2 35.Be2 Ng3) 34.Nc1 (34.Rc1 Bh3 35.Bc2 Rb3 36.ab3 Bd4 37.Kh1 Nf2 38.Kg1 Nd3 39.Kh1 Nc1 40.b4-+) 34...Bd4 35.Kh1 Rh2! 36.Kh2 Ba1 37.Nd3 Bf6 38.Kg2 Bf5 39.Kf1 (39.Bc2 Nc3-+) 39...Bg6 (better 39...Nc3 40.Nf2-+) 40.Ke2 (40.Nf4 Bf7-+) 40...Ng3 (better 40...Bh5 41.Ke1 Bc3 42.Kf1 Bd1 43.Nf4-+) 41.Kf3 Bd3 42.Kg3 Be4 43.Kf4 (43.a4 c5 44.Bf3 Bf3 45.Kf3 h5-+) 43...Be5! 44.Ke3 (44.Ke5 g5 Passed pawn) 44...c5 45.Kf2 (45.a4 g5 46.Bf3 Bf3 47.Kf3 h5-+) 45...Bd4 46.Ke1 g6 47.Kd2 Kg7 48.Be2 Kf6 (48...c4 49.Bd1-+) 49.Bg4 Ke5 (better 49...c4 50.Ke1 c3-+) 50.Bh3 Bf3 (50...c4 51.Ke2 c3 52.Bf1 c2 53.Kd2 Bb2 54.Ke2 c1Q 55.Bg2 Qc2 56.Kf1 Qg2 57.Ke1 Bc3 58.Kd1 Qd2) 51.Bd7 Ke4 (51...g5 52.a3 c4 53.Kc1-+) 52.Kc1 Be3 (52...Be3 53.Kc2 g5-+) 0-1. ClayPigeons (2175) - kaj333 (2195), Rated Bullet game, lichess.org, 2021.

6.Bb2 b6 7.Nf3 Bb7 8.d4 Bf3 9.Qf3+- Bb4 10.Bc3 Bc3 11.Nc3 Ne7 12.Bd3 Ng5 13.Qe2 d5 14.0-0 h5 15.e4 de4 16.Ne4 Ne4 17.Qe4 f5 18.Qe5 Qd5 19.Rfe1 Qe5 20.Re5 Kf7 21.Rae1 Rhe8 22.Bc4 Kf6 23.Re6 Kg5 24.Re7 Red8 25.Rg7 Kh6 26.Rf7 Rd4 27.Re6 Kg5 28.h4! Kh4 29.g3 Kh3 30.Bf1 Kg4 31.Rg7 (31.Rg7 Kf3 32.Bg2) 1–0. pokerpig (2190) – epprecht (1875), net–chess.com, 2005.

6.Bb2 b6 7.Qh5 g6 8.Qh4 Bb7 9.d3 Bb4?? 10.Qb4+- Ne7 11.Bf6 Rf8?? 12.Be7 Qe7 13.Qe7 Ke7 14.Nd2 a6 15.c4 ab5 16.cb5 Bd5 17.a4 Rf7 18.Ngf3 d6 19.Be2 Bb7 20.0-0 h6 21.d4 Ng7 22.Bd3 g5 23.Rfc1 Kd7 24.Bc4 Rff8 25.e4 Ne6 26.Be6 Ke6 27.Rc7 Rab8 28.d5 Kf6 29.Rac1 Rfc8 30.Rc8 Rc8 31.Rc8 Bc8 32.Nc4 Ke7 33.Nb6 Bg4 34.a5 Bf3 35.gf3 (35.gf3 Kd8 36.a6+- ) 1–0. Trkn – John, itsyourturn.com, 2001.

6.Bb2 Bc5 7.Bc4 d5 8.Bb3 (8.Qh5!? Ke7 (8...Kf8 9.Qd5 Qd5 10.Bd5 Ne7 11.Bc4 Nf5) 9.Qd5 (9.Bb3 c6 10.Nf3 Qe8 11.Qh4 g5) 9...Qd5 10.Bd5 Kd8+- (10...c6 11.bc6 bc6) 11.Bc4 a6) 8...Ne7 (8...c6 9.Nc3+- (9.Qh5 Kf8 10.Nf3 g6 11.Qh4 Kg7) 9...Ne7 10.Nf3 0-0 11.0-0 Bd7) 9.d3 (9.Qh5 g6 10.Qh4 (10.Qf3 0-0 11.Nh3 a6) 10...0-0+- 11.Nf3 Nf5; 9.Nc3 0-0 10.Nf3 a6 11.a4 Bb4; 9.Nf3 a6 10.Nc3 ab5 11.Nb5 Bd7) 9...Bd7 (9...0-0 10.Nf3+= a6 11.ba6 Ra6) 10.a4 (10.Qh5 Kf8+- (10...g6 11.Qf3 0-0) 11.Nc3 Be8; 10.Nc3 0-0 11.Nf3 c6) 10...Ng5 (10...0-0 11.Nf3+= (11.Nc3 c6) 11...Qe8; 10...Bb4 11.Bc3 Bd6) 11.Nf3 (11.Qh5 g6 12.Qd1 Rf8+- ; 11.Nc3 0-0) 11...Bg4 12.Nbd2 Qd7 (12...a6 13.0-0+- ) 13.h3 Bh5 (13...Nf3 14.Nf3 (14.gf3?! Bh3 15.c4 Be6=) 14...Be6 15.0-0+- ) 14.Ne5 Bd1 (14...fe5 15.Qh5 Nf7 16.e4+- (16.Be5?! g6 17.Qe2 Ne5+- )) 15.Nd7 Kd7 16.Rd1 (16.Kd1 a6+- ) 16...Rad8 (16...a6 17.c4+- ) 17.0-0 (17.c4 c6+- ) 17...Kc8 (17...Rhe8 18.d4 Bb4 19.c3+- ) 18.e4 (18.d4 Bb4 19.c3+- ) 18...de4 (18...Rhe8 19.d4 Bb6 20.Rfe1+- ) 19.Ne4 (19.h4!? e3 20.fe3 Nd5 21.Bd5 Be3 22.Kh2 Rd5 23.hg5 Bg5+- ) 19...Ne4 20.de4 b6 (better 20...Ng6+- ) 21.e5 fe5 22.Be5 Rhf8 23.Bg7 (better 23.Rd8 Rd8 24.Bg7+- ) 23...Rf4?? (23...Bf2 24.Kh2 Rd1 25.Rd1 Bg3 26.Kg3 Nf5 27.Kf4 Ng7 28.Kg5 Rh8+- ) 24.Be6 Kb7 25.Rd8 Ra4 (25...a5 26.Rd7 Ng6 27.c4+- ) 26.Bf8 Rb4 (26...Re4 27.Bg4 Rg4 28.hg4+- ) 27.Be7 Be7 28.Re8 (better 28.Bd5 c6 29.bc6 Kc7 30.Rd7 Kc8 31.Re1 Rb5 32.Ree7 Rb1 33.Kh2 Re1 34.Re1 a6 35.Re8) 28...Bc5 (28...Rb5 29.Re7 Rc5+- ) 29.Bc8 Kb8 30.Ba6 1–0. Herciu,Ana_Maria – Marica,Ruxandra_Ioana, CN Juniori – F12, 2011.

6.Bb2 Bc5 7.Bc4 d6 8.Nf3 Ne7 9.0-0 0-0 10.d4 d5 11.Be2 Bd6 12.c4 c6 13.a4 Bd7 14.Qb3 a6 15.Nc3 ab5 16.ab5 Ra1 17.Ra1 Bb8 18.b6 Kh8 19.Na4 Qc8 20.Nc5 Nc5 21.cd5?? Qe8 22.Qc2?? Bf5?? 23.Bd3?? Qg6 24.Bf5 Qf5 25.Qf5 Nf5 26.dc5 cd5 27.Nd4 Nd4 28.ed4 h6? 29.Kf1 Re8 30.Rc1 Bh2 31.c6 bc6? 32.Rc6 Bb8 33.b7 Kh7 34.Rc8 Re7 35.Rb8 Kg6 36.Ba3 Rd7 37.g4 Kf7 38.Rf8 Ke6 39.b8Q (39.b8Q h5 40.Qb6 Rd6 41.Qd6) 1–0. Figiel – Flazinska, Slupsk, 2000.

6.Bb2 Bc5 7.Bc4 Qe7 A) 8.Nc3 c6 9.d4 (9.Qh5 Qf7 10.Qf7 Kf7 11.e4 Nh6) 9...Nd4 10.bc6 dc6 11.Nge2 Ne2; B) 8.Nf3+- B1) 8...Nh6 9.Nc3 0-0 10.Nd5 Qd6 11.0-0 c6; B2) 8...c6 9.0-0 (9.d4 d5 10.Be2 Bb4 11.c3 Ba5) 9...d5 10.Bb3 Nh6 11.d4 Bd6; B3) 8...Bb6 9.Qe2 Nh6 10.Nc3 c6 11.bc6 bc6; B4) 8...f5 9.0-0 Nf6 10.d4 d5 11.Bd3 Bd6.

6.Bb2 Bc5 7.Bc4 h5 8.Nc3 Ne7 9.d4 Bb4 10.d5 Nc5 11.Nge2 Na4.

6.Bb2 Bc5 7.Nf3 d5 8.c4 Ne7 9.Be2 d4 10.Nd4 Bd4 11.Bd4 Nd4+= 12.ed4 Qd4 13.Na3 Nf5 14.0-0 0-0 15.Re1 c6 16.d3 a5 17.bc6 bc6 18.Bf3 Nh4? 19.Bc6+- Rb8 20.Re4 Qc3 21.Nb5 Qb4 22.Rh4 g5 23.Re4 Qc5 24.Bd5 Kg7 25.Nd4 Bf5 26.Nf5 Kh8 27.Nd4 f5 28.Ne6 Qd6 29.Nf8 fe4 30.Ne6 h6 31.de4 Rb4 32.Qh5 Qe7 33.Qh6 Qh7 34.Qf6 (34.Qf6 Qg7 35.Qg7) 1–0. valpa – djpnola, playchess.de, 2002.

6.Qh5 g6 7.Bf6 gh5 8.Bd8=+ White fights for the Initiative 8...Nd8 9.Be2 (9.Nc3 Nf6=+) 9...d5 (9...Nf6 10.Nc3–/+) 10.Bh5=+ Nf7 11.Nc3 Nf6 12.g4 Ng4 (better 12...Nh5!? 13.Nd5 Bg4 14.Nc7 Ke7 15.Na8 Bg7–/+) 13.Nd5= Kd8? (better 13...Bd6=) 14.Bf7+- Bd6 (14...Bg7 15.d4 Rf8 16.h3 Ne3 17.fe3 Rf7 18.Ne2+- ) 15.f4 Bf5 16.Nf3 Bc2 (16...Nh6 17.Ng5 c6 18.Nc3+- ) 17.0-0 (better 17.Ng5+- ) 17...Bc5?? (better 17...Bd3 18.Rfe1 Bb5+- ) 18.Ng5 (better 18.Rac1 Bg6 19.Bg6+- ) 18...a6 (18...Bd6+- ) 19.Ne6 Kc8 20.Ndc7 (better 20.Nc5!? ab5 21.Rac1 Ba4 22.Be6 Kb8 23.Bg4 c6 24.Nd7 Ka7+- ) 20...Rb8 (20...Ne3 21.de3 Be3 22.Kg2+- ) 21.Nc5 (better 21.Rfc1 Bg6 22.Bg6 hg6 23.Rc5 Kd7+- ) 21...Nf6 (21...Kc7 22.Rac1 Rbf8 23.Be6+- ) 22.Be6 (better 22.N7e6 Bg6 23.Bg6 hg6+- ) 22...Kc7 23.ba6 (23.Rac1 Bb1 24.Rb1 Kd6 25.ba6 Kc5 26.Rfc1 Kd6 27.Rb6 Ke7 28.Rc7 Kd8 29.Rbb7 Ra8+- ) 23...Rbd8 (23...Kd6 24.Rac1 Kc5 25.Rc2 Kd6 26.Bc4 ba6 27.Ba6 Rhg8 28.Kh1+- ) 24.Nb7 (better 24.Rac1!? b6 25.Rc2 bc5 26.Rc5 Kd6+- ) 24...Rd2 25.Rac1 (25.Rf2 Rf2 26.Kf2 Re8+- ) 25...Ra8 26.Rfd1 (better 26.Na5 Kd8 27.Rf2 Rf2 28.Nc6 Ke8 29.Kf2+- ) 26...Ne4?? (better 26...Rd1 27.Rd1 Bd1–+) 27.Rc2 (27.Rd2 Nd2 28.Rc2 Kb6 29.Rb2 Kc7 30.Rd2 Ra6 31.Rd7 Kb6 32.Rd6 Kb7 33.Ra6 Ka6 34.f5+- ) 27...Rc2 28.Rd7 Kb6 29.Rh7 Ra6 30.Bd5?? (better 30.Bb3 Rd2 31.a4+- ) 30...Rca2?? (better 30...Nf6 31.Rh6 Ka7=) 31.Be4+- Ra1 (31...R6a4 32.Rh6 Ka7 33.Nc5+- ) 32.Kg2 R6a2 33.Kg3 (33.Kf3!? Re1 34.Nd6 Kc5+- ) 33...Rg1 34.Kh3 Ra3 35.Rh6 Ka7 (35...Kc7 36.Rc6 Kb8 37.Nc5+- ) 36.Nc5 (36.Nd6 Re3 37.Kh4 Rb3+- ) 36...Re3 37.Kh4 Rc1 (37...Ra1 38.Re6+- ) 38.Ra6 Kb8 39.Nd7 (better 39.Rb6!? Kc7 40.Rc6 Kd8 41.Nb7 Ke7 42.Rc1 Re4+- ) 39...Kc8 (39...Kc7 40.Nf6+- ) 40.Nb6 Kc7 41.Nd5 Kb7 42.Rb6 (42.Re6 Rb3+- ) 42...Ka7 43.Ne3 Kb6 44.Nd5 (44.Kg5 Re1 45.Nd5 Kc5+- ) 44...Kc5 45.f5 Kd4 46.Nf6 (46.Bg2 Rc8 47.Nf4 Rh8 48.Kg5 Rh2+- ) 46...Rc8 (46...Ke5 47.Nh7+- ) 47.h3 (better 47.Kg5!? Ke5+- ) 47...Rh8 48.Kg4 Ke5 49.Kg5 Rh3 50.Bc6 (50.Ng4 Kd6+- ) 50...Rg3 (50...Kd6 51.Bd5+- ) 51.Ng4 Kd6 52.Be8 Ke7 53.Bg6 Kf8 (53...Rg1 54.Bh5+- ) 54.f6 Rf3 55.Ne5 White prepares f7 55...Rg3 (55...Rf2 56.Nd7 Kg8 57.Bh5+- ) 56.Kf5 (56.Kf4 Rg6 57.Ng6 Kg8 58.Kf5 Kf7 59.Ne5 Ke8 60.Ke6 Kf8 61.Nd7 Kg8 62.f7 Kg7 63.f8Q Kh7 64.Qf5 Kh6 65.Ne5 Kg7 66.Qg6 Kf8 67.Qf7) 56...Kg8 57.f7 (57.Nd7!? Rf3 58.Ke6 Kh8+- ) 57...Kg7 58.Ng4 (58.Ke6!? Re3+- ) 58...Rf3? (better 58...Rg1 59.Kg5 Rf1+- ) 59.Ke6 Kg6 (59...Kf8+- ) 60.Ne5 Kg7 (60...Kg5 61.Nf3 Kg6 62.f8Q Kh7 63.Qe7 Kg6 64.Qg5 Kh7 65.Kf6 Kh8 66.Qg7) 61.Nf3 (61.Nf3 Kh6 62.f8Q Kh7 63.Qf5 Kg7 64.Qg4 Kh7 65.Kf6 Kh6 66.Qg6) 1–0. MARYMARY – LionxLion, ChessWorld.net, 2010.

6.Bb2 d5

7.Nc3 a6 8.Qh5+- g6 9.Qd5 Qd5 10.Nd5 ab5 11.Bb5 c6 12.Nb6 cb5 13.Na8 Bc5 14.Nf3 Kf7 15.d4 Ba7 16.d5 Nc5 17.Nc7 Bg4 18.Ng5! Ke7 19.d6! Kd7 20.Nf7 Nh6 21.Nh8 Kd6 22.Nb5 Kc6 23.Na7 Kb6 24.Bd4 Ka7 25.Bc5 b6 26.Bd4 f5 27.Rb1 f4 28.Rb6 Ka8 29.Kd2 fe3 30.Be3 Bf5 31.Rhb1 Be4 32.Rb8# 1–0. marekt – imaphryque, internet, 2009.

7.c4 d4 8.Nf3 de3 9.fe3 Nh6 10.d4 Be7 (10...Ng4 11.Qd2+/-) 11.Bd3 Nf7 12.0-0 0-0 (12...a6 13.ba6 Ra6 14.Qb3+-) 13.Qb3 (13.c5 Qd5+-) 13...b6 (13...Neg5 14.Ng5 Ng5 15.c5 Be6 16.Qc2+-) 14.Nc3 (14.Qc2 g6+-) 14...Bb7 15.Rae1 (15.Rad1 Qd6+-) 15...Qd6 (15...Bf3 16.Rf3 Nfg5 17.Rff1+-) 16.a3 (16.Bf5 Bf3 17.Rf3 Neg5+-) 16...Rae8 (16...Nc5 17.Bh7! Kh7 18.dc5 Qc5 19.Nd4+-) 17.Ne4 Qd7 18.Bc3 (18.d5 Nc5 19.Nc5 Bc5+-) 18...Nh6 (18...f5 19.Ng3 g6 20.e4+/-) 19.h3 (19.Qc2 Ba3 20.Ng3 g6+-) 19...Nf5 (19...c6 20.bc6 Bc6 21.d5+-) 20.Bb4 (20.Qc2 g6+-) 20...Nd6 21.Ned2 (better 21.Nd6 cd6 22.e4+-) 21...c5? (better 21...a5 22.ba6! Bf3 23.Nf3 c5+-) 22.bc6! Bc6 (22...Bc6 23.d5 Double attack (23.d5 Decoy; 23.d5 Passed pawn); 22...Qc6 23.d5 Double attack (23.d5 Decoy; 23.d5 Passed pawn)) 23.Qc2 (23.d5 Nc5 24.dc6 Qc6 25.Bc5 Qc5+-) 23...Bf3 24.Bh7 (24.gf3?! g6+/-; 24.Rf3?! g6+-; worse 24.Nf3 g6+-) 24...Kh8 25.Nf3 (25.gf3?! Ng5 26.Bg6 Rd8+-; 25.Rf3 Ng5 26.Bg6 Nf3 27.Nf3 Nf7+-) 25...a5 (25...Rc8 26.Bd6 Qd6 27.Bf5+-) 26.Bc3 (26.Bd6 Qd6 27.Bg6 Rd8+-) 26...Nc7 27.Nh4 f5 28.Bf5 Nf5 29.Nf5 (29.Rf5 Rf5 30.Qf5 Qa4+-) 29...Bf6 (29...Ba3 30.e4+-) 30.e4 Qe6 (30...g6 31.e5 gf5 32.ef6 Re1 33.Re1+-) 31.e5 (better 31.d5 Qg8 32.e5 Bg5+-) 31...Qg8 (31...Be7 32.d5 Nd5 33.cd5 Qd5+-) 32.ef6 Rf6 33.Nh4 (better 33.d5 Rf7 34.Nh4 Rf1 35.Rf1+-) 33...Rf7 (33...Qc4 34.Ng6 Kg8+-) 34.Ng6 Kh7 35.Re4 (35.Ne5 g6 36.Rf7 Qf7 37.Nf7 Re1 38.Be1 Ne8 39.Ne5 Kh8 40.Qg6 Ng7 41.Nf7 Kg8 42.Ng5 a4 43.Qf7 Kh8 44.Qf8) 35...Rf6 (35...Rf1 36.Kf1 Re4 37.Qe4 Qc4 38.Kg1 Qd5+-) 36.Rh4 1-0. ClayPigeons (2185) - BooBooLasha (2155), Rated Bullet game, lichess.org, 2020.

7.Bd3 b6? 8.Nc3 a6? 9.Nf3?? ab5 10.Nd4 b4 (10...b4 11.Qh5 g6 12.Bg6 hg6 13.Qg6 Kd7+=). malaysianisme – challl, net–chess.com, 2004.

7.d4 Bb4 8.c3 Ba5 9.Nf3 Ne7 10.Bd3 0-0 11.0-0 Bd7 12.Nbd2 Qe8 13.Qc2 g6 14.a4 c6 15.bc6 Nc6 16.Ba3 Ne7 17.Be7 Qe7 18.Qb3 Bc6 19.c4 Nc7 20.cd5 Bd5 21.Bc4 Qe6 22.Rfc1 Kg7? 23.Bd5 Qd5 24.Rc7! Qf7 25.Rf7 Rf7 26.Rc1 Rd8 27.h3 Rd6 28.Nc4 Ra6 29.Na5 Ra5 30.Rc5 Ra6 31.d5 Rb6 32.Rb5 Rb5 33.Qb5 (33.Qb5 a6 34.Qe8+- ) 1–0. Bittner – Adam, corr, 1985.

7.Nf3 Bb4 8.Be2 Nc5 (8...Ne7 9.c4+- ) 9.a4 (9.c3 Ba5+- ) 9...a6 (9...Ne7!?+- ) 10.0-0 Bg4 (10...Ne7 11.c3 Ba5 12.d4+- ) 11.h3 (11.c3 Ba5+- ) 11...Bf3 12.Bf3 (12.gf3?! ab5 13.c3 Ba5+- ) 12...c6 (12...ab5 13.c3 Nd3 14.Qe2 Nb2 15.Qb5 c6 16.Qb4+- ) 13.Qe2 (better 13.c3 Ba5 14.d4+- ) 13...Qa5?? (better 13...ab5 14.ab5 Ra1 15.Ba1 Ne7+- ) 14.d4 (better 14.c3!? Na4 15.bc6 Bd6 16.cb7 Rb8+- ) 14...Na4 (14...Ne6 15.e4 Ne7 16.ed5+- ) 15.c3! Nc3?? (15...Nc3 16.Ra5 Pinning (16.Ra5 Deflection); 15...Bc3 16.Bc3 Decoy) 16.Bc3 Qb5 (16...Bc3 17.Ra5 Ba5 18.bc6 bc6 19.Bd5 cd5 20.Qh5 g6 21.Qd5+- ) 17.Qb5 cb5 18.Bb4 Rd8 19.Nc3 Ne7 20.Be7 Ke7 21.Nd5 Kd6 22.Nb4 (better 22.Rfc1!? Rd7+- ) 22...Rd7 23.Na6! ba6 24.Ra6 Ke7 25.Rb1 Rb8 26.Ra8 (26.Bc6 Rc7 27.Rb5 Rb5 28.Bb5 Rb7+- ) 26...Rb6 (26...Rdd8 27.Ra2+- ) 27.Ra5 b4 28.Rb3 (28.Ra4 b3 29.Ra3 b2+- ) 28...g5 (28...Rc7 29.Ra4+- ) 29.g4 (29.Ra4 f5+- ) 29...Kf7 (29...Rd8 30.Ra7 Ke6 31.Rh7+- ) 30.Be4 (30.Ra4 h6+- ) 30...Re7 (30...Rd8 31.Ra4 Rdb8 32.Bh7+- ) 31.Bh7 Kg7 (31...Re8 32.Bd3 Reb8 33.Bc4 Kg6 34.Kg2+- ) 32.Bf5 Rc7 33.Kg2 Kf7 34.e4 (34.Be4 Rc8+- ) 34…Rc4 (34...Rc4 35.Ra7 Kg8+- ). retiponziani (1810) – 1mbike (1650), ChessWorld.net, 2014.

7.Nf3 c5 8.c4 Ne7 9.cd5 Nd5 10.Bc4 Nb6 11.Be2 Bd6 12.0-0 0-0 13.Qb3 Kh8 14.d3 Bd7 15.Nbd2 Rc8 16.a4 Na8 17.Nc4+- Bb8 18.Rac1 Nb6 19.Rfd1 Qe7 20.Ba3 Bd6?? 21.Nd6+- Qd6 22.d4 Rc7 23.dc5 (23.dc5 Qc5 24.Rc5 Nc5 25.Bc5 Rc5 26.a5+- ) 1–0. Van Esbroeck,Dirk – Muth,W, corr ICCF WT–II–796, 1989.

7.Nf3 c5 8.bc6 bc6 9.d4 Qa5 10.c3 c5 11.Nbd2 c4 12.Be2 Ba3 13.Qc2 Rb8 14.Ba3 Qa3 15.0-0 Nf4?? 16.Nc4 Ne2= 17.Qe2 Qc3?? 18.Nd6+- Ke7 19.Nc8 Rc8 20.Qa6 Rc7 21.Rab1 Nh6 22.Rb7 Rhc8 23.Ra7 Ra7 24.Qa7 Rc7 25.Qb6 g5 26.Nd2 Ng4 27.Nb3 Rc6? 28.Qb5 Qc2 29.a4 Kd6 30.a5 Kc7 31.Nc5 Qc3 32.Qb7 (32.Qb7 Kd8 33.Qd7) 1–0. Trkn – Christoph, itsyourturn.com, 2000.

7.Nf3 Bc5 8.c4 dc4 9.Bc4 a6 10.Qb3 Qe7 11.a4 ab5+/- 12.ab5 Ra1 13.Ba1 b6 14.0-0+- Bb7?? 15.Be6 Bf3 16.gf3 Bd6 17.Bg8 f5 18.Qe6 1–0. Fredek (2090) – Guest381785, Freundschaftspartie, 5m + 0s, 2005.

5.Be5 Nf6

6.a4 d5 7.c4 Bd6 8.Bd6 Qd6 (8...cd6 9.Nf3+=) 9.cd5 Nd5 10.Nc3 0-0 11.Nd5 Qd5 12.d4 Re8 13.Nf3 g5? (13...Nf4!+=) 14.Be2 (14.Rc1!? Qd6 15.Bc4 Qb4 16.Kf1 Re7+-) 14...g4+/- 15.Ne5 f5? (better 15...Qg2 16.Rf1 f5+/-) 16.0-0+- c6 (16...Qd6 17.Bc4 Rf8 18.Rc1+-) 17.f3 Qd8 18.fg4 Qh4 (18...f4+-) 19.gf5 Ng5 (19...Nd8 20.f6 Rf8 21.Bc4 Kh8 22.Qf3+-) 20.Bc4 Kg7 21.Qf3 (better 21.f6 Kf8 22.Rf4 Qh6 23.bc6 bc6+-) 21...Rf8?? (better 21...Nf3 22.Rf3 Re5-+) 22.e4 (better 22.f6 Kh8 23.Qe2+-) 22...Nf3-+ 23.Rf3 (23.Nf3 Qe4 24.Rae1 Qc2-+) 23...Qe4 24.Rg3 Kh8 25.Rf1 (25.Kh1 Qd4 26.Re1 Bf5 27.Nf7 Rf7 28.Bf7-+) 25...Qd4 26.Kh1 Qe5 27.Rgf3 Qf6 (better 27...cb5 28.Bb5 Rf5 29.R3f2-+) 28.g4 (28.bc6 Qc6 29.Bd3 Qa4-+) 28...h6 (28...cb5 29.Bb5 b6 30.Rf4 Bb7 31.Kg1-+) 29.h3 cb5 (better 29...b6 30.Bd3-+) 30.Bb5 b6 31.Rc3 Bb7 (31...Qc3 32.Ba6 Ba6 33.Rf2 Qg3 34.Rf3 Bb7 35.f6 Bf3) 32.Kh2 Rac8 33.Rg3 (33.Rc6 Qe5 34.Kg2 Rc6 35.Bc6 Bc6 36.Rf3 Qe2 37.Kg3 Qf3 38.Kh4 Be8 39.f6 Qf2) 33...Rc2 34.Kg1 (34.Be2 Re2 35.Rf2 Rf2 36.Kg1 Qd4 37.Rg2 Rd2 38.Kh2 Rg2 39.Kh1 Qd1) 34…Qd4 (34...Qd4 35.Re3 Qe3 36.Rf2 Qf2) 0-1. winstonsmithamm (1825) - fregasvo35 (2215), Rated Bullet game, lichess.org, 2016.

6.Bb2 a6 7.a4 ab5 8.ab5 Ra1 9.Ba1 Bb4 10.c4 0-0 11.Nf3 d5 12.Be2 dc4 13.Bc4 Ne4 14.0-0 N6g5 15.d4 (15.Nd4 Nd6 16.Qb3 Bc5+/-) 15...Bg4+= 16.Be2 h5 (16...Nf3!? 17.Bf3 Bf3 18.Qf3 Qd5+=) 17.Nfd2 (17.Ne5 Be2 18.Qe2 Nf6+/-) 17...Be2 18.Qe2 Nf6 (18...Nd2 19.Nd2 Qd5 20.h4 Bd2 21.hg5+/-) 19.Bc3 Bd6 20.Nc4 (better 20.e4 Re8 21.e5+/-) 20...Bh2?? (better 20...h4+/-) 21.Kh2+- Ng4 22.Kg1 Ne4 23.g3 (23.Ne5 Qh4 24.Nf3 Qe7+-) 23...Qf6 (23...Qd5 24.Ncd2+-) 24.Ncd2 Ng5 (24...Nd6 25.Bb4+-) 25.f4 (better 25.f3 Nh6 26.f4 Nh7 27.Qh5 Re8+-) 25...Ne6 (25...Nh7 26.e4+-) 26.e4 (better 26.d5 Qe7 27.de6 Qe6 28.Bd4+-) 26...Nd4 27.Qd3 (27.Qc4!? Rd8 28.Rc1 Rd7+-) 27...Rd8 28.Nb3?? (better 28.Kh1+-) 28...c5?? (better 28...Nb3 29.Qe2 Nd4 30.Bd4 Qd4 (30...Rd4?! 31.Rf3-+) 31.Kh1 Ne3-+) 29.Nc5+- Qb6 30.Bd4 Qc5 31.Bc5 (31.Rd1 Qb4+-) 31...Rd3 32.Kg2 b6 (32...Rb3 33.b6 Nf6 34.Nd2+-) 33.Bg1 (33.Bb6 Rb3+-) 33...Rb3 34.Bf2 (better 34.Bb6!? Rb2 35.Kg1 Rb5+-) 34...Rb5 (34...Rb2 35.Nc3 Ne3 36.Kg1 Nf1 37.Kf1+-) 35.Nc3 (35.Bd4 Rb3+-) 35...Rb2 36.Nd5 b5 37.Kf3?? (37.Kg1 b4+-) 37...Kh7?? (37...Nh2 38.Kg2 Nf1 39.Kf1=+) 38.Ne3?? (better 38.Bg1+-) 38...Ne5?? (better 38...Nh2 39.Kg2 Nf1 40.Kf1 b4=) 39.fe5+- Rb4 (39...g5 40.Nd5 Kg6 41.Bd4+-) 40.Rh1 g6 (40...Rb3 41.Rh5 Kg8 42.Kf4+-) 41.g4 Kg7 42.gh5 g5 (42...gh5 43.Nf5 Kg8 44.Rg1 Kh7 45.Bh4 Ra4 46.Rg7 Kh8 47.Bf6 Ra6 48.Nh6 Ra3 49.Kf4 Rf3 50.Kf3 b4 51.Nf7) 43.Rg1 (better 43.Nf5 Kg8+-) 43...Kh6 (43...Rb3 44.Rg5 Kh8 45.Kg2 Re3 46.Be3+-) 44.Nf5 Kh7 45.Rh1 (better 45.Rg5 Rb1+-) 45...Rb3 (45...g4 46.Kf4 Rb2 47.Bd4+-) 46.Kg4 Rb2 47.Be3 Re2 (47...Rg2 48.Kf3 Rc2 49.Rg1+-) 48.Kg5 b4 49.Kf4 (49.Rb1 Rg2 50.Kf6 Rc2 51.Kf7 Rc7 52.Ne7 Re7 53.Ke7 b3 54.e6 Kg7 55.Rg1 Kh8 56.Rg6 Kh7 57.Kf7 b2 58.Rh6) 49...Rg2 (49...b3 50.Nd4 Ra2 51.Nb3+-) 50.Rg1 (better 50.Rb1!? Rh2 51.Kg5 Rc2 52.Rb4 Rc7+-) 50...Rg1 51.Bg1 b3 52.Bd4 Kh8 53.Bb2 (53.e6 Kg8 54.e7 Kh7 55.e8Q f6 56.Qd7 Kh8 57.Qg7) 53...Kg8+- 54.h6 Kf8 55.Kg5 (55.h7 Ke8 56.h8Q Kd7 57.Nd6 Kc7 58.Qc8 Kb6 59.Qb7 Kc5 60.Qb5) 55...Kg8 (55...Ke8 56.Nd6 Kf8 57.h7 Kg7 58.e6 Kh7 59.e7 f6 60.Bf6 b2 61.e8Q b1Q 62.Qf7) 56.Kf6 (56.Ne7 Kf8 57.Kf6 Ke8 58.h7 Kd8 59.h8Q Kc7 60.Bd4 b2 61.Qc8) 56...Kh7 (56...Kh8 57.e6 Kg8 58.ef7 Kh7 59.f8N Kg8 60.h7 Kf8 61.h8Q) 57.e6 (57.Kf7 Kh8 58.Kg6 Kg8 59.h7 Kh8 60.e6) 57...fe6+- 58.Ke6 Kg8 (58...Kg6 59.e5 Kh5 60.h7 Kg5 61.h8Q Kg4 62.Qh1 Kf4 63.Bc1 Kg4 64.Qg2 Kh5 65.Qg5) 59.Kf6 Kh7 (59...Kf8 60.h7 Ke8 61.h8Q Kd7 62.Qa8 Kc7 63.Qa7 Kd8 64.Qe7 Kc8 65.Nd6 Kb8 66.Qb7) 60.e5 Kg8 61.e6 Kh7 62.e7 Kg8 63.e8Q Kh7 64.Qf7 Kh8 65.Qg7 1-0. BeepBeepImAJeep (2580) - Bad4life (2425), Rated Bullet tournament, lichess.org, 2016.

6.Bb2 a6 7.a4 ab5 8.ab5 Ra1 9.Ba1 b6 10.Nc3 Bb7 11.Nf3 Be7 12.Be2 0-0 13.0-0 Qa8 (13...d5 14.d4+=) 14.d4 Nd5 15.Nd5 Bd5 16.c4 Be4 17.Bc3 h6 18.Qa1 f6 19.Qa8 Ra8 20.Ra1 Ra1 21.Ba1 Bb4 22.Kf1 Kf7 23.g3 Bf5 24.Kg2 Be4 25.Kf1 Bf5 26.h4 Bh3 27.Kg1 Bf5 28.Kg2 Nd8 29.Nh2 Nb7 30.f3 Bc2 31.Kf2 (better 31.e4!?+=) 31...Nd6=+ 32.e4 Bb3 33.c5 bc5 34.dc5 Bc5 35.Kg2 Bc4 36.Bc4 Nc4 37.Nf1 Nd6 38.e5 fe5 39.Be5 Nb5 40.Nd2 (40.h5 d6 41.Bb2 d5-+) 40...d5 41.Nb3 (41.f4 Bd4 42.Nf3 Be5 43.Ne5 Ke6-+) 41...Bb6 42.Bb2 (42.Kf1 c5-+) 42...c5 43.Kf1 c4 44.Nc1 d4 45.Ke1 (45.Ne2 c3 46.Ba1 Ke6 47.Nf4 Kf5-+) 45...Bc7 46.Kf2 (46.g4 Bg3 47.Kd1 Bh4-+) 46...d3 47.Nd3 cd3 48.Ke3 (48.g4 Bb6 49.Ke1 Ba5 50.Kf2 Nc3 51.Bc3 Bc3-+) 48...Bg3 49.h5 (49.Kd3 Bh4 50.Be5 Bf6-+) 49...g6 50.hg6 Kg6 51.Kd3 h5 52.Ke3 (52.Ke2 h4 53.Kf1 h3-+) 52...h4 53.f4 h3 54.Kf3 Bf4! 55.Kf2 (55.Kf4 h2 Passed pawn) 55...Nd6 56.Kg1 Ne4 57.Bd4 Kf5 58.Bf2 (58.Bb6 Bg3-+) 58...Kg4 (58...h2 59.Kg2 Nf2 60.Kf2 h1Q 61.Ke2 Ke4 62.Kf2 Qh2 63.Kf1 Kd3 64.Ke1 Qe2) 59.Be1 (59.Ba7-+) 59...Kf3 60.Kh1 (60.Bh4 h2 61.Kh1 Kg4 62.Kg2 Kh4 63.Kf3 Ng5 64.Kg2 Kg4 65.Kh1 Ne4 66.Kg2 Bg3 67.Kf1 h1Q 68.Ke2 Qf3) 60...Ng5 (60...Bg3 61.Kg1 Be1 62.Kh2 Bg3 63.Kh1 Nf2 64.Kg1 h2 65.Kf1 h1Q) 61.Kg1 Ke2 62.Bh4 (62.Ba5-+) 62...Nf3 63.Kh1 Nh4 64.Kg1 Nf3 65.Kh1 Ng5 66.Kg1 Ne4 67.Kh1 Kf3 68.Kg1 h2 69.Kh1 Nf2 0-1. VILIN1234 (1800) - amir53 (2220), Rated Classical game, lichess.org, 2016.

6.Bb2 Bc5 7.a3 0-0 8.d4 Bb6 9.Nf3 d6 10.Nbd2 a6 11.c4 ab5 12.cb5 c6 13.a4 Bd7 14.Be2 Re8 15.0-0 cb5 16.ab5 Ra1 17.Qa1 Nd5 18.g3 Ndc7 19.Rb1 Nb5 20.d5 Nec7 21.Bg7 Rf8 22.Bf8 Qf8 23.e4 Qd8 24.Nc4 Bc5 25.Kg2 Ne8 26.e5 Bf5 27.Rb5 Ng7 28.ed6 Bd6 29.Nd6 Qd6 30.Rb7 Qd5 31.Rb8 Normal 1-0. zembelek (2100) - hra_abdolrahimi (1820), Rated Blitz tournament BNsC7XG4, lichess.org, 2016.

6.Bb2 Bc5 7.c4 0-0 8.Nf3 c6 9.a4 cb5 10.cb5 (10.ab5 a5+/-) 10...b6 (10...d5 11.Bf6 Qf6 12.Nc3+=) 11.Be2+= Bb7 12.0-0 a6 (12...Rc8!?+=) 13.d4+/- Be7? (13...Bd6 14.Nc3+/-) 14.Nbd2 (better 14.ba6!? Bf3 15.Bf3+-) 14...ab5+/- 15.ab5 Ra1 (15...Bd5 16.Qc2+/-) 16.Qa1 Ne4 (16...Qb8 17.Ne5+/-) 17.Ne4 Be4 18.Nd2 Bf6?? (better 18...Bd5+/-) 19.Ne4+- Be7 (19...Ng5 20.Ng5 Bg5 21.Qa7+-) 20.Ba3 (better 20.d5 Nc5 21.Nc5 Bc5 22.Bg7 Re8+-) 20...Ba3 21.Qa3 Re8 (21...f5 22.Nd6 f4 23.Bc4+-) 22.Nd6 Re7 (22...Qe7+-) 23.Rc1 Qb8 24.Rc8 Qc8 25.Nc8 Re8 26.Nb6 Nc7 27.Nd7 (27.Nd7 Ra8 28.Qd6 Nb5 29.Bb5+-) 1-0. BeepBeepImAJeep (2690) - filthypawn (1750), Rated Bullet tournament, lichess.org, 2016.

6.Bb2 Bc5 7.Nf3 Bb6 8.Be2 d5 9.0-0 c6 10.c3 Bc7 11.a4 Qd6 12.g3 Ng5 13.Ng5 h5 14.e4 h4 15.e5 hg3 16.ed6 1-0. hurvajsmanka (1830) - Kingscrusher_YouTube (2330), Rated Bullet tournament, lichess.org.

6.Bb2 d5 7.a4 c6 8.bc6 bc6 9.Nf3 Bd6 10.Be2 0-0 11.d3 (11.0-0 Rb8 12.Ba3 c5+=) 11...Rb8 12.Bc3 c5 13.0-0 Bc7 Black plans d4 (better 13...Re8=) 14.Nbd2?? (better 14.Na3+=) 14...d4-+ 15.ed4 (15.Nb1 dc3 16.Nc3 Ba5-+) 15...cd4 (worse 15...Nd4 16.Re1=) 16.Rb1 (16.Nd4 Nd4 17.Nc4-+) 16...dc3 17.Nc4 Ba6 18.Nce5 (18.Re1 Bc4 19.dc4 Rb2-+) 18...Qd6 19.Rb8 Rb8 20.Qa1 (20.Re1 Rb2-+) 20...Nd5 (20...Nd4 21.Bd1 Bb7 22.Re1 Bf3 23.gf3-+) 21.a5 (21.Re1 f6 22.Ng4 Rb2-+) 21...Nef4 (21...Rb2 22.Re1-+) 22.Bd1 (22.Re1 Rb2-+) 22...f6 23.Nc4 Qc6 (23...Qc5 24.Qa4-+) 24.Ne3 (24.Nd4 Qc5 25.Nb3 Qb4-+) 24...Bb7 (24...Qc5 25.Nd5 Nd5 26.Qa4-+) 25.Nd5 Nd5 26.Nd4 Qd6 27.Bf3 (27.g3 Qb4 28.a6 Qd4 29.ab7 Rb7 30.Bf3-+) 27…Qh2 0-1. romiche (1750) - Schachmalanders (2255), Rated Blitz tournament summer16, lichess.org, 2016.

6.Bb2 Bd6 7.c4 0-0 8.a4 c5 9.Nf3 b6 10.Be2 Bb7 11.0-0 Qc7 (11...Re8 12.Nc3+/-) 12.h3 (12.Bf6 gf6 13.Nc3 Rae8+-) 12...Rae8 (12...Be7 13.Nc3+/-) 13.d3 (13.Bf6 gf6 14.Nc3 Ng5+-) 13...h6 (13...Be7 14.a5+/-) 14.Nfd2 (14.Bf6!? gf6 15.Nc3 Ng5+-) 14...Ng5 (14...Bh2 15.Kh1 Be5 16.Nc3+/-) 15.e4 Bf4 (15...Bh2 16.Kh1 Be5 17.Nc3+/-) 16.Nf3 (16.Bf6 gf6 17.Bg4 Be5+-) 16...Ne6 (16...Nf3 17.Bf3 Bh2 18.Kh1+/-) 17.Nc3 Nh5 (17...Ng5!?+/-) 18.Nd5 Qb8? (18...Bd5 19.cd5 Nd8 20.Nh4+-) 19.Ne1 (19.g4!? Nc7 20.gh5 Nd5 21.cd5 Qd8+-) 19...Bh2 20.Kh1 Nhf4 21.Bf3 (21.g3 Bg3 22.fg3 Nh3+-) 21...Ng6 (21...Nd5 22.cd5 Ng5 23.g3 Bg3 24.fg3 Qg3 25.Bg4+-) 22.g3 Bg3 23.fg3 Qg3 24.Bg2 (24.Bg4 Qd6+-) 24...Ng5 25.Qe2 (better 25.Qg4 Qg4 26.hg4 Bd5 27.cd5+-) 25...Nh3?? (25...Bd5 26.cd5 f5 27.Qf2 Qf2 28.Rf2 fe4 29.Rf8 Rf8 30.de4+-) 26.Bh3 (better 26.Rf3 Qg5 27.Bh3 (worse 27.Rh3 Bd5 28.cd5 Nf4+-) 27...Bd5 28.cd5 Qd5 29.Qh2+- (29.ed5?! Re2 30.Bc3 d6+-)) 26...Qh3+/- 27.Qh2?? (better 27.Kg1+/-) 27...Qf1-+ 28.Qg1 Qh3 29.Qh2 Qh2 30.Kh2 Bd5 31.cd5 f5 32.Nc2 (32.ef5 Rf5 33.Rb1 Rf2 34.Kg1 Ree2-+) 32...fe4 33.de4 (33.Kg1 ed3 34.Na3 Re2-+) 33...Re4 (33...Rf2 34.Kh1 Re4 35.Re1 Rh4 36.Kg1 Rc2 37.Be5-+) 34.Kg3 Re2 35.Rc1 h5 36.Kh3 (36.Ne1 Rb2 37.a5 h4 38.Kh3 Rf1-+) 36...Rf4 Black plans h4 (36...Rf3) 37.Rg1-+ Kh7 38.Ne1 Rb2 39.Rg3 h4 (39...Rh4) 40.Rd3 Re4 41.Nf3 Nf4 42.Kg4 Nd3 43.Kf5 (43.Kh3 Kh6 44.Nh4 Re3 45.Nf3 Rf3 46.Kg4 Ne5 47.Kh4 g5) 43...Rf4 44.Kg5 Rg2 45.Kh5 g6 0-1. BeepBeepImAJeep (2665) - awzkpfwbzp (2365), Rated Bullet game, lichess.org, 2016.

6.Bb2 Be7 7.c4 0-0 8.a4 d5 9.Nf3 c6 10.Be2 Qc7 11.cd5 Nd5 12.0-0 Rd8 13.d4 Bf6 14.Nbd2 Bd7 15.Rc1 Rac8 16.Qb3 Qb8 (16...Ng5 17.Ng5 Bg5 18.Bf3+/-) 17.Ba3 h6 (17...Be7 18.Be7 Ne7 19.Ne5+-) 18.Nc4 (18.Bc4 Nb6+-) 18...Be7 19.Be7 Ne7 20.Nce5 Be8 (20...Qd6 21.b6 Ra8 22.Nc4+-) 21.Bc4 Nd5 22.Bd5 cd5 23.Rc8 Qc8 24.Qb2 f6 25.Rc1 Qb8 26.Nd3 b6 (26...Bg6 27.Nc5 Re8 28.b6+-) 27.Rc3 Rc8 28.Qc2 (28.Nb4 Rc3 29.Qc3 Qb7+-) 28...Rc3 29.Qc3 Kf7 (29...Qc7 30.Qc7 Nc7 31.Nb4+-) 30.Nb4 Qd6 31.g3 (31.Nd2 Nc7+-) 31...Bd7 (31...Nc7 32.Nh4+-) 32.Nc6 (32.Qb3 Nc7+-) 32...Bc6 33.bc6 Qc7 34.Nd2 (better 34.Qc2!?+/-) 34...Nd8+= 35.e4 (35.Qb3 Qc6 36.Kg2 Ne6+=) 35...Qc6= 36.Qb3 (36.Qc6 Nc6 37.ed5 Nd4=) 36...Ke6 (36...Qc1!? 37.Nf1 Qc4 38.Qc4 dc4=+) 37.Kg2+= Nb7 38.Nf3 White prepares e5 (38.f4 f5 39.e5 Qc1=) 38...Nd6 39.e5 (39.ed5 Qd5 40.Qd3 g5=) 39...Ne4 (39...Nc4=) 40.Qe3 (40.ef6!? gf6 41.Nh4=) 40...Qc2 41.Nh4 (better 41.ef6!? gf6 42.h4-/+) 41...fe5-+ 42.de5 (better 42.Qf3 Nf6 43.de5 Ke5 44.Qf4 Ke6 45.Qd4-+) 42...Ke5?? (better 42...g5 43.Nf3 Qa4-+) 43.Kh3?? (better 43.Nf3 Kd6 44.Qf4 Kd7 45.Qf7 Kc8 46.Qg8 Kb7 47.Qd5 Qc6 48.Qc6 Kc6 49.Nd4 Kc5 50.Nf5=) 43...Qf2-+ (43...Qa4?! 44.f3 g5 45.fe4 de4 46.Qc3 Ke6 47.Ng2-/+) 44.Qb3 (44.Qf2 Nf2 45.Kg2-+) 44...Ng5 (better 44...Qf1 45.Ng2 g5-+) 45.Kg4 Qe2 46.Nf3 Qf3 (better 46...Nf3 47.Qc3 Nd4 48.Kh3-+) 47.Qf3 Nf3 48.Kf3 d4 (better 48...Kd4 49.Ke2-+) 49.Ke2 Kd5 50.Kd2 Kc5 51.Ke2 (51.h3 Kb4-+) 51...Kb4 52.Kd3 Ka4 53.Kd4 Kb5 (53...b5!? 54.Ke4-+) 54.Ke5 (54.Kc3 a5 55.Kb3 a4 56.Kc3-+) 54...a5 55.Kf5 a4 56.Kg6 a3 57.Kg7 a2 58.Kh6 a1Q 59.Kh5 (59.g4 Qh8 60.Kg6 Qg8 61.Kf5 Kc4-+) 59...Qh8 60.Kg4 (60.Kg6 Qh3 61.Kg5 Kc4-+) 60...Qh2 61.Kf3 Qg3! 62.Kg3 Kc4 63.Kf2 Kc3 64.Ke1 Kc2 65.Ke2 b5 66.Ke3 b4 67.Kd4 b3 68.Kc5 b2 69.Kd5 b1Q 70.Kc4 Qb2 71.Kc5 Qc1 72.Kc6 Qd1 73.Kc7 (73.Kc5 Kc3 74.Kc6 Kc4 75.Kb6 Qd6 76.Kb7 Kc5 77.Kc8 Qe7 78.Kb8 Kc6 79.Kc8 Qc7) 73...Qd2 (73...Kc3 74.Kb6 Qd6 75.Kb7 Kd4 76.Ka7 Qc7 77.Ka8 Qe7 78.Kb8 Kd5 79.Kc8 Kc6 80.Kb8 Qb7) 74.Kb8 ½-½. BeepBeepImAJeep (2690) - future_hero (2480), Rated Bullet tournament PcvB6axR, lichess.org, 2016.

6.Bb2 Be7 7.Nf3 0-0 8.a4 d5 9.Bd3 c5 10.0-0 d4 11.c4 h6 12.ed4 Nd4 13.Nd4 cd4 14.Re1 Nd7 15.a5 Bf6 16.Na3 Nc5 17.Bb1 d3 18.Bf6 Qf6 19.Ba2 Bf5 20.a6 b6 21.Nb1?? (21.Re3-/+) 21...Rae8 (better 21...Qa1 22.Nc3 Qb2-+) 22.Nc3= h5? (22...Qg5 23.Re3=) 23.Re3 (23.Qh5!? Be4 24.Qg4+/-) 23...Bg4 24.f3 Re3 25.de3?? (better 25.Nd5 Qh6 26.Ne3=) 25...Qc3-+ 26.fg4 (26.Rc1 Qe5 27.Qd2-+) 26...d2 27.gh5 (27.g3 Re8 28.Kg2 Re3 29.Bb1-+) 27...Qe3 28.Kh1 Nd3 29.Qf3 Qf3 (29...Qe1! 30.Qf1 Nc1 31.h4 Qf1 32.Kh2 d1Q 33.c5 Qf4 34.g3 Qe2 35.Kh3 Qfg4) 30.gf3-+ Nc1 31.Bb3 Nb3 32.Rd1 Re8 33.Kg1 Re1 34.Kf2 (34.Kg2 Rd1 35.Kf2 Re1 36.h6 d1Q 37.h7 Kh7 38.Kg3 Rg1 39.Kf4 Qd4 40.Kf5 g6) 34…Rd1 (34...Rd1 35.h3 Re1 36.c5 d1Q 37.Kg3 Nd4 38.h6 Qf3 39.Kh4 gh6 40.cb6 Nf5) 0-1. CaissaSoeze (2220) - Kingscrusher_YouTube (2255), Rated Bullet tournament lt0W5lBN, lichess.org, 2015.

6.Nc3 c6 7.Nf3 d6 8.Bf6 Qf6 9.Be2 (9.Ne4 Qe7+/-) 9...Bd7 (9...d5 10.Rb1+=) 10.a4 d5 11.d4 (11.Rb1!?+=) 11...Bb4= 12.Kd2?? (better 12.Qd2!? Qd8 13.Rb1=) 12...c5 (12...Nc5 13.Bd3 Ne4 14.Be4 de4 15.Rb1-+) 13.Qb1 (13.Rb1 Ba5 14.Qe1 cd4 15.ed4 Rc8-+ (worse 15...Nd4 16.Kd1 Nf3 17.Bf3 Be6 18.Rb3-+)) 13...Bc3 14.Kc3 cd4 15.ed4 Rc8 16.Kd2 Nd4 17.Rd1? (better 17.Ra2-/+) 17...Rc2-+ 18.Qc2 Nc2 19.Kc2 Bf5 (19...0-0 20.Kd2-+) 20.Kb3 (20.Kd2 Qb2 21.Ke1 Bc2-+) 20...Qg6 (better 20...0-0!? 21.Rac1-+) 21.Nd4 Be6 (21...Bd7 22.Bf3 Qd6 23.Re1 Kf8 24.Rad1-+) 22.Rac1 0-0 (22...Kd7 23.Bf3-+) 23.Bf3 Bg4 24.Bg4 Qg4 25.g3 a6 26.f3 Qd7 27.b6 a5 (27...Rc8 28.Re1 Rc4 29.Rc4 dc4 30.Kc4 Qa4 31.Kd3 Qa3 32.Kc4-+) 28.Rc5 Rc8 (28...Ra8 29.Nb5-+) 29.Ra5-/+ Qe7 (29...Qd6 30.Rb5-/+) 30.Kb2 (30.Rd5!? Qe3 31.Ka2=) 30...Qb4 31.Nb3 Qc3 (31...g6 32.Rd3-/+) 32.Ka3 d4?? (better 32...Qf3 33.Rad5 Kf8=+) 33.Rc1+- Qc1 34.Nc1 g6 (34...Kf8 35.Nb3 Rd8 36.Ra7+-) 35.Nb3 Rc3 (35...Rd8+-) 36.Ra7 d3 (36...Rf3 37.Rb7 Kg7 38.Rc7+-) 37.Rb7 d2 38.Rd7 (38.Rd7 Kg7 39.a5+-) 1-0. MASZTALERZ (2205) – hamafolla, Rated Classical game, lichess.org, 2016.

6.Nc3 d6 7.Bf6+/- Qf6 8.Bc4 Nc5 9.Nd5 Qd8 10.d4 Nd7 11.Qf3+- f6 12.Nh3 Nb6 13.Nb6 ab6 14.Qd5 Qe7 15.Nf4 Qd7 16.Qh5 g6?? 17.Ng6! Qf5 18.Qf5 Bf5 19.Nh8 (19.Nh8 Bg7 20.Nf7+- ) 1–0. Wall,Bill – NiceTry, internet, 2003.

6.Nc3 d6 7.Bf6 Qf6 8.Qf3 Be7 9.d4 Ng5 10.Qf6 Bf6 (10...gf6? 11.f4 Ne6 12.f5+- ) 11.f4 Ne6 12.f5 Nc5? (better 12...Nf8 13.Bd3 Nd7+- ) 13.Nd5+- Kd7 (13...Bh4 14.g3 Bd8 15.dc5 Bf5+- ) 14.Nf6 (14.dc5 Ba1 15.Nf3 c6–/+) 14...gf6 15.dc5 Re8 16.0-0-0 Re5 (16...Re3 17.g4+- ) 17.cd6 cd6 18.Bd3 b6 (18...Re3 19.Nh3+- ) 19.e4 Bb7 20.Nf3 Rc5 21.Kb2 Re8 22.Rhe1 h6 23.Re2 Kc7 24.Rde1 Kd7 25.Kb3 Rec8 (25...d5 26.Nd4+- ) 26.Nd4 1–0. pcmvr – dagreek, net–chess.com, 2018.

6.c4 a6 7.Nf3 ab5 8.cb5 Bb4 9.Be2 d6 10.Bb2 Bd7 11.Qc2 0-0 12.0-0 Nc5 (12...Re8!?+/-) 13.Ng5+- Re8 (13...g6 14.Qc4 Ba5 15.Qh4+-) 14.a3 (14.Qc4!? Ba5 15.Nf7 Qe7 16.Nd6 Be6 17.Qc5 cd6+-) 14...Ba5 15.f4 (15.Bf6!? Qf6 16.Qh7 Kf8 17.Qh5+-) 15...h6+/- 16.Nf3 Qc8 (16...Qe7 17.Nc3+=) 17.Nd4 (17.Bf6!? Bf5 18.Qb2+/-) 17...Nce4 18.Nc3 c5 19.bc6 bc6 20.Ne4 Ne4 21.Bd3 f5 22.Be4 (22.Nb3 Qd8+/-) 22...fe4 23.Rac1 (23.f5 Bd8+/-) 23...c5+= 24.Nb3 Bc7 (24...Bb5 25.Na5 Bf1 26.Qb3 Kh7 27.Qf7+=) 25.Qc3 (25.Nc5!? dc5 26.Qc5+/-) 25...Re7+= 26.Qc4 (26.d4 ed3 27.Qd3 Bf5 28.Qc4 Be6=) 26...Kh8 (26...Be6 27.Qe4 Rb8 28.f5 Rb3 29.Bg7 Rg7 30.fe6=) 27.f5 (better 27.Nc5!? dc5 28.Qc5+/-) 27...Bf5= 28.Qc3 (28.Nc5 dc5 29.Qc5 Rf7=) 28...Qe6 29.Rf2 Bg6 30.Rcf1 Kh7 31.Nc1 Ba5 32.Qc2 Rc8 (32...Rb7 33.Rf8 Rf8 34.Rf8=+) 33.Ne2= d5 34.Nf4 Qd6 35.Ng6 Qg6 36.Qa4 Bd8 37.Rf8 Rec7 (37...Rb8 38.Qc2 Qd6 39.R8f5=) 38.Qe8 Qe8 39.Re8 Bg5 (39...Re7 40.Ref8 Kg6=) 40.Rff8 (better 40.Rc8!? Rc8 41.Rf7=) 40...Re8=+ 41.Re8 Bf6 (41...Ra7!?=+) 42.Bf6= gf6 43.Rd8 c4 44.Rd5 c3 45.dc3 Rc3 46.Kf2 Ra3 47.Rf5 (47.g4 Ra2 48.Kg3 Re2+=) 47...Kg6 48.g4 Ra2 49.Kg3 Re2 50.Kf4 Rh2 51.Ke4 Rg2 52.Rf4 (52.Kf3 Rh2=) 52...Kg5 53.Kf3 Rg1 54.Rf5 Kg6 55.Ra5 Rf1 56.Kg2 Re1 57.Kf2 Rb1 58.Ra8 (58.e4 Rb2 59.Ke3 Rb1=) 58...Rb2 59.Kf3 Rb4 60.Rg8 Kf7 61.Rh8 1-0. carlos78 (2185) - ANNALENA (2255), Rated Blitz game, lichess.org, 2015.

6.c4 Bb4 7.a3 Ba5 8.Bb2 0-0 9.Nf3 d5 10.Be2 Nc5 11.0-0 Bg4 12.Nc3 dc4 13.Bc4 Nd3 14.Bd3 Qd3 15.h3 Bf3 16.gf3 Rad8 17.Qe2 Qd2 18.Qd2 Rd2 19.Na4 Rfd8 20.Bd4 Bb6 21.Nb6 ab6 22.Rfd1 Rd1 23.Rd1 c5 24.Bf6?? Rd1–+ 25.Kg2 gf6 (26.Kg3 c4–+) 0–1. Mr_Anonymous – xmaita (2140), Dos Hermanas Internet Section, 2003.

6.c4 Bb4 7.Qb3 a5 8.ba6! Ba5?? (8...Ra6 9.Qb4 Combination; 8...ba6 9.Qb4 Combination) 9.ab7 Rb8 10.bc8Q (worse 10.bc8B Rb3 11.ab3 Bb4+-; worse 10.bc8N Rb3 11.ab3 Bb4+-) 10...Qc8 11.Qc2 0-0 (11...Ng8 12.Bd3+-) 12.Nf3 (12.Bf6!? gf6 13.Qf5 Qa6+-) 12...d6 (12...Ng4 13.Bd3 g6 14.Bg3+-) 13.Bf6 gf6 14.g3 (14.Bd3 h6+-) 14...Nc5 15.Bg2 (15.Kd1 Re8+-) 15...Qg4 (15...Rb2 16.Qd1 (16.Qb2?! Nd3 17.Ke2 Nb2+/-) 16...Qa6 17.0-0 Qc4 18.d4+-) 16.0-0 Rfe8 17.Nh4 (17.d4 Ne4+-) 17...Ne6 (17...Qe2 18.Bc6 Re6 19.Bd5+-) 18.Qf5 Qf5 19.Nf5 Ng5 (19...Ng7 20.Ng7 Kg7 21.d4+-) 20.d4 Rb2 21.a4 Reb8 22.Na3 Rd2 (22...R8b4 23.Rfb1+-) 23.Nb5 (better 23.c5 Bc3 24.Rab1 Bb2 25.cd6 cd6+-) 23...c6 (23...Ne6 24.Rfb1+-) 24.Nbd6 (24.Bc6 d5 25.Bd5 Kf8+-) 24...Rbb2 (24...c5 25.Ne7 Kf8 26.Nc6+-) 25.h4 Ne6 26.Ne4 (26.c5!? Rbc2+-) 26...Rdc2 27.Nf6 (better 27.c5 Kh8+-) 27...Kf8 (27...Kh8 28.c5 Bc3 29.Nd7+-) 28.Bc6 Rc4 29.Bd5 (29.Nh7 Kg8 30.Nf6 Kh8+-) 29...Rcc2 30.Nd7 (better 30.Nh7!? Kg8 31.Nf6 Kh8+-) 30...Ke8 31.Ne5 Kf8 (31...Bc7 32.Bc6 Kf8 33.Nd7 Ke8 34.d5+-) 32.Nd6 Bc3 33.Ndf7 Re2 (33...Ng7 34.Nd3 Rb8 35.Rac1 Rc1 36.Rc1+-) 34.Rac1 (34.Be6 Ke7 35.Bf5 Rb3+-) 34...Rbc2 35.Rc2 Rc2 36.Be6 Ke7 37.Bd5 Ra2 38.Ba2 Bb2 39.Bb3 (39.a5 Ke8 40.a6 Kf8 41.a7 Ke7 42.a8Q Kf6 43.Qd8 Kf5 44.Nd6) 39...Ba3 40.Rc1! Bd6 (40...Bc1 41.a5 Passed pawn) 41.Rc2 (41.Nd6 Kd6 42.Rc6 Ke7 43.f4 Ke8 44.f5 Ke7 45.f6 Kd8 46.Be6 h5 47.Rc8) 41...Be5 42.Ne5 (42.de5 Ke8 43.Rc7 Kf8 44.e6 Kg7 45.Ne5 Kf6 46.f4 Kf5 47.Bd5 h5 48.Rf7) 42...Kd6 (42...Kd8 43.a5 Ke8 44.a6 Kd8 45.a7 h6 46.a8Q Ke7 47.Rc7 Kd6 48.Qc6) 43.Rc6 (43.a5 Ke7 44.a6 Kf8 45.Rc7 Ke8 46.a7 Kd8 47.Rd7 Kc8 48.a8Q) 43...Ke7 44.Rh6 Kd8 45.Rh7 Kc8 (45...Ke8 46.Be6 Kd8 47.Nc6 Ke8 48.Rh8) 46.Rf7 (46.Be6 Kd8 47.Nc6 Ke8 48.Rh8) 46...Kd8 47.h5 Ke8 (47...Kc8 48.h6 Kd8 49.h7 Ke8 50.h8Q) 48.h6 Kd8 49.h7 Ke8 50.h8Q 1-0. ClayPigeons (2120) - dardio (2170), Rated Bullet game, lichess.org, 2021.

6.c4 Bb4 7.Nf3 d6 8.Bb2 0-0 9.Be2 a6 10.Qb3 c5 (10...Ba5!?+/-) 11.bc6!+- Bc5 (11...bc6 12.Qa4 Double attack (12.Qa4 Decoy)) 12.cb7 Rb8?? (12...Bb7 13.Qb7 Rb8 14.Qa6 Rb2+-) 13.bc8Q (13.bc8N?! Rb3 14.ab3 Qc8 15.Bf6 gf6+-) 13...Rb3 (13...Qc8 14.Qc2 Qd8+-) 14.Qd8 (14.ab3?! Qc8 15.Bf6 gf6+-) 14...Rb2 15.Qa5 Bb4 16.Qa6 Nc5 17.Qc6 (17.Qd6!? Nce4 18.Qd4 Rc2+-) 17...Nfe4 18.0-0 Nd2 19.Nbd2 (19.Nfd2 Bd2 20.Qd6 Bb4+-) 19...Bd2 20.Nd2 (20.Rfb1 Bc3 21.Rb2 Bb2+-) 20...Rd2 21.Bf3 Nd3 22.Rad1 (better 22.Qd6 g6+-) 22...Ne5 23.Rd2 (23.Qa4!? Rd1 24.Rd1 Rb8+-) 23...Nc6 24.Bc6 1-0. ClayPigeons (2190) - celsolg (2145), Rated Bullet game, lichess.org, 2019.

6.c4 b6 7.Qf3+- d5? (better 7...Rb8!?+- ) 8.Bf6+- Qf6 9.Qf6 gf6 10.cd5 Nc5 11.Nc3 (11.d4 Ne4 12.a3 Bd6+- ) 11...Bb7 (11...Bf5 12.Nf3+- ) 12.d4 Nd7 13.Rb1 0-0-0 (13...f5 14.Bd3+- ) 14.g3 (14.Bd3 Bd6+- ) 14...h5 (14...Ba3 15.Bh3+- ) 15.Nf3 (15.Bh3 a5 16.ba6 Ba6+- ) 15...Bg7 (15...Be7 16.Bh3+- ) 16.Bh3 Kb8 (16...a6 17.ba6 Ba6 18.Bf5+- ) 17.0-0 (17.e4 Nf8+- ) 17...Nf8 (17...Rhg8 18.e4+- ) 18.e4 (18.Nh4 Bd5 19.Nd5 Rd5+- ) 18...Ng6 19.Bf5 (19.Rb4 Ne7 20.Nh4 Rhg8+- ) 19...Ne7 (19...Bh6 20.Rbd1+- ) 20.Nh4 Bh6 (20...Bc8 21.Bc8 Kc8 22.f4+- ) 21.f4 Rhg8 22.Kg2 (22.Rbc1 Nf5 23.Nf5 Bf8+- ) 22...Nc8 (22...Bf8 23.Rfe1+- ) 23.Bc8 (23.Bh3 Bf8+- ) 23...Bc8 24.a4 (24.Kf2 f5 25.e5 Bf8+- ) 24...Rg4 (24...f5 25.e5+- (worse 25.ef5 Bg7+- )) 25.h3 Rg7 (25...Rgg8 26.Rf2+- ) 26.e5 (26.Kh2 Kb7+- ) 26...Rdg8 (26...Rgg8 27.Rbd1+- ) 27.Ne2 (27.Ne4 fe5 28.de5 a6+- ) 27...f5?! (27...Rd8+- ) 28.Rbc1 Bb7 (28...Rh7 29.Rc4+- ) 29.Rc6! Bc6 30.dc6 Re8 (30...Rd8 31.Rd1 Rgg8 32.d5+- ) 31.Nf5 (31.Nc3 Rd8 32.d5 f6 33.Nf5 Rg6+- ) 31...Rg6 32.Nh6 (32.Nc3 Bf8+- ) 32...Rh6 33.f5 (33.d5 h4+- ) 33...Rh7 (33...Rd8 34.Rd1+- ) 34.f6 (34.Nf4 Rg8+- ) 34...Rg8 (34...a5 35.Kf3+- ) 35.Kf3 a5 (35...Re8 36.Nf4+- ) 36.Ke4 Rg5 37.Kf4 (37.d5 Rh8+- ) 37...Rg6 38.Rf3 (38.Kf5 Rhh6+- ) 38...Rh8 39.Rd3 Re8 40.d5 Rf6 (40...Rh8 41.Nc3+- ) 41.ef6 Re2 42.Re3 Re3 (42...Rf2 43.Kg5 h4+- ) 43.Ke3 Kc8 White now must not overlook the idea h4 44.Kf4 Kd8 If Black now only could play Kg5... 45.Kg5 Ke8 46.Kh6 (46.Kh6 Kd8 47.Kg7 Ke8 48.h4 Kd8 49.Kf7 Kc8 50.Ke7 Kb8 51.Kd7 Ka7 52.Kc7 Ka8 53.Kb6 Kb8 54.f7 Kc8 55.f8Q; 46.Kh5 Kd8 47.Kh6 Kc8 48.Kg7 Kb8 49.Kf7 Ka7 50.Ke7 Ka8 51.f7 Ka7 52.d6 cd6 53.Kd6 Kb8 54.f8Q Ka7 55.Qe7 Kb8 56.Qb7) 1–0. Kleinke – Swet, 1978.

6.c4 Bc5 7.Nf3 0-0 8.a3 d5 (8...Re8 9.Be2+/-) 9.d4 Bb6 10.Nbd2 a6 (10...Ng4 11.Bg3+/-) 11.Be2 (11.Bf6!? Qf6 12.cd5+-) 11...ab5 12.cb5 (12.Bf6 Qf6 13.cd5 Ng5+/-) 12...Ne4 13.0-0 (13.Ne4!? de4 14.Nd2+/-) 13...Nc3= 14.Qe1 Qd7 (14...f6!? 15.Bg3 Bd7=) 15.Bd3+= Nb5 (15...f6 16.Bg3+/-) 16.Bg3 (16.Qb1!? Ra5 17.a4+/-) 16...Nd6 17.Ne5 Qe8 18.Qb1 f5 19.Qb3 (19.Ndf3 Ne4=) 19...f4 20.ef4 (20.Bf4 Nf4 21.ef4 Rf4=) 20...Nf4 (20...Nd4!? 21.Qa2 Be6=+) 21.Bf4= Rf4 22.Qd5?? (better 22.Rae1 Be6 23.Nef3=) 22...Be6-+ 23.Qe4 (23.Qf3 Rf3 24.Ndf3-+) 23...Re4 (23...Ne4 24.Be4 Bd4 25.Nd3 Re4 26.Ne4-+) 24.Ne4 Ne4 25.Be4 Bd4 26.Nf3 Ba1 27.Ra1 Qe7 28.Re1 Ra3 (better 28...Qf6 29.Re3-+) 29.Nd4 (29.Bd5 Ra6 30.Bb7 Rb6-+) 29...Ra6 (better 29...Qb4 30.Nc2 Qd2 31.h3-+) 30.Bb7 (30.Bd3 Ra2 31.Ne6 Qf6-+) 30...Rd6 (better 30...Qb4 31.Rf1 Qb7 32.Ne6 Re6 33.h3-+) 31.Nf5 (31.Nf3-+) 31…Qd7 (31...Qd7 32.Nd6 Qd6-+) 0-1. ClayPigeons (2145) - Vedantchess (2210), Rated Bullet game, lichess.org, 2020.

6.c4 d5 7.Nf3 dc4 8.Bc4 Bc5 (8...Nd7 9.d4+/-) 9.d4 Bb4 10.Nbd2 0-0 11.0-0 Ne4?? (better 11...Ng4+-) 12.Ne4 1-0. ClayPigeons (2135) - Gl1957b (2150), Rated Bullet game, lichess.org, 2021.

6.c4 d5 7.Nf3 Bc5 8.cd5 Qd5 (8...Nd5!? 9.Bc4 Nb6+/-) 9.Nc3+- Qd8 10.Be2 0-0 11.0-0 Ng4 12.Bg3 c6 (better 12...Bd6+-) 13.bc6 bc6 14.d4 (14.h3 Nf6+-) 14...Bb4 15.Qb3 a5 16.a3 Be7 (16...Bd6 17.Bd6 Qd6 18.Ne4+-) 17.h3 Nf6 18.Rac1 (18.Ne5 Ba6 19.Nc6 Qe8+-) 18...Nd5 (18...Ba6 19.Ne5+-) 19.Nd5 (better 19.Ne5!? Nc3 20.Rc3 Bd7+-) 19...cd5 20.Bb5 (20.Ne5 a4 21.Qa2 Bb7+-) 20…Nc7 1-0. carlos78 (2275) - ANNALENA (2235), Rated Blitz game, lichess.org, 2015.

6.c4 d5 7.Nf3 Bd7 8.d4 Be7 (8...Bb4 9.Nbd2+/-) 9.a4 (9.Bf6 Bb4 10.Nbd2 Qf6 11.cd5 Ng5+-) 9...Bb4 10.Nbd2 Ne4 11.Qc2 (11.Bd3 f6 12.Bg3 N6g5+/-) 11...f6 (11...N6g5!? 12.Ke2 Nf3 13.Nf3 f6=) 12.Bg3 (better 12.cd5 N6g5 13.Bc7+=) 12...h5?? (12...N6g5 13.Kd1 Nc3 14.Kc1 Nf3 15.gf3 Qe7+/-) 13.cd5+- Nd2 (13...N6g5 14.Ng5 Bd2 15.Kd1 Ng5 16.Bc7+- (16.Qd2?! Ne4 17.Qc1 Bf5+-)) 14.Nd2 Ng5 15.Bc4 (15.Bc7!? Qe7 16.Bd3 Rc8+-) 15...h4 16.Bf4 Nf7 (16...f5 17.Rb1 Bd2 18.Kd2+-) 17.e4 (17.Qg6 Qe7 18.Bc7 Rh6 19.Qg7 Bd2 20.Kd2 Qb4 21.Kd3 Bf5 22.e4 Be4 23.Ke4 Qe7 24.Kf4 Qc7 25.Ke3 Qc4+-) 17...g5 18.Be3 (18.Rb1 Ba5 19.Be3 f5+-) 18...Qe7 (18...f5 19.ef5 Qf6 20.Bd3+-) 19.f3 (19.0-0 h3 20.g3 f5 21.ef5 0-0-0+-) 19...0-0-0 (19...f5 20.0-0+-) 20.0-0 Nd6 (20...f5 21.Bd3 f4 22.Rfc1+-) 21.Nb3 (21.Bd3 Kb8+-) 21...h3 22.g3 g4 23.e5! fe5 24.de5 Qe5 25.Bd4 Qg5 (25...Bf5 26.Qc1 (26.Be5?! Bc2 27.Bd6 Bd6+/-) 26...Qe8 27.Bh8 (27.Ba7 gf3 28.Rf3 Qe4+=) 27...Qh8 28.fg4 Bg4 29.Qf4+-) 26.f4 (26.Bh8 Rh8 27.f4 Qf5+-) 26...Qg8 (26...Bf5 27.Qe2 (27.Bh8 Bc2 28.fg5 Nc4=) 27...Qh5 28.Bh8 (worse 28.Ba7 Rhe8 29.Be3 Be4=) 28...Qh8 29.Rac1+/-) 27.Bh8 (27.Ba7?! Bf5 28.Bd3 Qd5+/-) 27...Qh8 28.Rad1 Re8 (28...Qf6 29.Bd3+-) 29.Bd3 Bf5?? (29...Qc3+-) 30.Bf5 Nf5 31.Qf5 Kb8 32.Qg4 (better 32.Rb1+-) 32...Re2 (32...Qb2 33.Qh3 Qb3 34.Kh1+-) 33.Qf3 (better 33.Qe2 b6 34.f5+-) 33...Rg2 (33...Qb2 34.Rf2 Rf2 35.Qf2 Qb3 36.Qe2+-) 34.Kh1 Rh2 (34...Qb2 35.Rfe1! Be1 36.Re1 a6+-) 35.Kh2 Qb2 (35...Qb2 36.Rf2 Qh8+-). ClayPigeons (2165) - ashamov83 (2125), Rated Bullet game, lichess.org, 2021.

6.c4 d6 7.Bb2 Be7 8.Nf3 0-0 9.Be2 c6 10.0-0 cb5 11.cb5 Nc5 12.a4 Nce4 13.d3 Nc5 14.Nc3 d5 15.d4 (15.Rc1 Re8+/-) 15...Nce4 16.Ne4 de4 17.Ne5 Bf5 (17...Be6 18.a5+/-) 18.Rb1 (18.a5 Nd5+/-) 18...Bd6 19.Nc4 Bc7 20.Ba3 Re8 21.Rc1 Nd5 22.Bg4 Qg5 (22...Be6 23.Be6 Re6 24.Qg4+=) 23.Bf5 Qf5 24.Bd6 Bd8 25.Bg3 (25.Qb3 Qe6+/-) 25...Qg6 (25...Be7!?+/-) 26.Nd6 Re6 (better 26...Re7!?+-) 27.Nb7 Bg5 28.Nc5 Rf6?! (28...Ree8 29.Qb3 Red8 30.Nb7+-) 29.Qg4 (better 29.Qb3 Rf5 30.Ne4+-) 29...Ne3 30.fe3?? (better 30.Qe4 Qe4 31.Ne4 Nf1 32.Nf6 (32.Ng5?! Ng3 33.fg3 Rd6+=) 32...Bf6 33.Kf1 Bd4 34.a5+-) 30...Be3-+ 31.Kh1 (31.Bf2 Bf2 32.Rf2 Qg4-+) 31...Qg4 32.Rce1 (32.Rf6 Bc1 33.Rf1 Bb2-+) 32...Rf1 (better 32...Qg3! 33.Ne4 (33.hg3?? Rh6) 33...Rf1 34.Rf1-+) 33.Rf1 Bd4 34.Na6 (34.Nb3 Bc3 35.Bf4 g5-+) 34...e3 35.Re1 Rc8 (35...e2 36.Nc7 Qf5 37.h4 Qf1 38.Kh2 Bg1 39.Kh1-+) 36.Nc7 (36.Nb8 Bc3 37.Rg1 Rd8-+) 36...Rc7! 37.Bc7 e2 38.Bg3 Bc3 (38...Qf5 39.h4 Qf1 40.Kh2 Bg1 41.Kh1 Bf2 42.Kh2 Bg3 43.Kg3 Qe1 44.Kf3 Qf1 45.Ke3 e1Q 46.Kd4 Qd2 47.Ke5 Qff4) 39.Rc1 (39.Rg1 Qa4 40.h3 Qb5-+) 39...Qd4 40.h3 Qd1 (40...Qd1 41.Be1 Qc1 42.g4 Qe1 43.Kg2 Qf1 44.Kg3 e1Q 45.Kh2 Qfe2) 0-1. BeepBeepImAJeep (2590) - Re_dei_matti (2280), Rated Bullet tournament, lichess.org, 2016.

6.c4 d6 7.Bb2 Be7 8.Nf3 0-0 9.Be2 Ne4 10.d3 N4c5 11.0-0 a6 12.a4 c6 13.Nbd2 Bf6 14.Bf6 Qf6 15.d4 Nd7 16.Ne4 Qe7 17.d5 cd5 18.Qd5 Nb6 19.Qd6 Qd6 20.Nd6 Nc5 21.Nc8 Rfc8 22.Nd4 Nca4 23.Rfc1 Nc5 24.ba6 ba6 25.Nf5 Kf8 26.Rcb1 Nbd7 27.Bf3 Ra7 28.Nd6 Rd8 29.Bd5 Nf6 30.Nb7 Rd5=+ 31.cd5 Nb7 32.Rd1 Ke7 33.f3 Nd7 34.e4 a5 35.Rd2 a4 36.Rd4 Nbc5 37.Rc4 Kd6 38.Kf2 Nb6 39.Rcc1? Nd3–+ 40.Ke3 Nc1 41.Rc1 Rc7 42.Rb1 Nc4 43.Kd3 a3 44.Ra1 Kc5 45.Kc3 Rb7 46.g4 g5 47.h3 f6 48.Ra2 Ra7 49.Ra1 Ne5 (50.Ra2 Nf3–+) 0–1. hal1958 – ONIE, playchess.de, 2003.

6.c4 d6 7.Bg3 Be7 8.d4 0-0 9.Bd3 d5 10.Nc3 dc4 11.Bc4 c6 (11...Bd7 12.Nge2+/-) 12.a4 (12.bc6 bc6 13.Rb1 Re8+/-) 12...Nd5 13.Qb3 (13.Bd5 Bb4 14.Nge2 Qd5+/-) 13...Bb4 (13...Nc3!? 14.Qc3 Bd7+=) 14.Nge2+/- (14.Bd5 Qd5 15.Qb4 Qg2 16.bc6 bc6-/+) 14...Nc3 15.Nc3 cb5 (15...c5 16.Be5+/-) 16.ab5+- (worse 16.Bb5 Nd4 17.ed4 Qd4=+) 16...b6?? (better 16...Ba5+-) 17.Qb4 Bb7 18.0-0 Rc8 (18...Re8 19.Ra4+-) 19.Rfc1 (19.Ra7 Ba8+-) 19...Ng5 (19...Ra8 20.Ra2+-) 20.Ne2 (better 20.Ra7!? Ba8+-) 20...Ne4 (20...Ra8 21.Qd6 Qe8 22.Qf4+-) 21.Nf4 (better 21.Ra7 Ng3 22.Ng3 Bd5+-) 21...Qg5 (21...Ra8 22.Rc2+-) 22.Bf1 (better 22.Ra7 Rb8 23.Nh3 Qd8 24.Bb8 Qb8+-) 22...h5 (22...Rc1 23.Rc1 Ng3 24.hg3+-) 23.Rc8 Rc8 (23...Bc8 24.Bd3 Bf5 25.h4+-) 24.h4 (24.Ra7 Ng3 25.hg3 Bd5+-) 24...Qg4 (24...Qd8 25.Ra7 Ng3 26.fg3+-) 25.Bh2 (25.Qe7 Ng3 26.fg3 Ba8 27.Ra7 Qf5+-) 25...Nf2 (25...Qh4 26.g3 Qf6 27.Ra7 Rc7+-) 26.Kf2 Rc2 27.Kg1 Qh4 28.Ra7 (better 28.Qa3 Be4 29.Qa7 Qf2 30.Kh1+-) 28...Qf2 29.Kh1 Be4 (29...Bg2 30.Bg2 Rc1 31.Qe1 Qe1 32.Bf1 Qf1 33.Bg1 Qg1) 30.Qe7 (better 30.Ra1 Qe3 31.Qe1+-) 30...Qf1 (30...Bg2 31.Bg2 Rc1 32.Bf1 Qf1 33.Bg1 Qg1) 31.Bg1 Bg2 32.Kh2 Be4 33.Kg3 Qf3 34.Kh4 Qg4 0-1. ClayPigeons (2125) - I_ol (2110), Rated Bullet game, lichess.org, 2021.

6.c4 Be7 7.Nf3 0-0 8.Be2 d5 9.0-0 Ng4 10.Bb2 c6 11.h3 Nh6 12.a4 Bd7 (12...dc4 13.Bc4 cb5 14.ab5+- ) 13.cd5+- cd5 14.Nc3 Nc7 15.Ne5 (15.a5 Be6+- ) 15...Be6 16.d4 f6 (16...Rc8 17.a5+- ) 17.Nd3+- b6 (17...Rc8 18.Nc5 Bc5 19.dc5+- ) 18.Nf4 Bf7 19.Qb3 g5 20.Nh5 (20.Nd3 Be6+- ) 20...Qd7 21.Ng3 (21.Rfc1 f5+- ) 21...f5 22.Qd1 Bg6 23.f4 g4 24.hg4 Ng4 (24...fg4 25.e4 de4 26.Nce4+- ) 25.Bg4+- fg4 26.f5! Bh4?? (26...Bf5 27.Rf5 Decoy) 27.Qg4 (27.fg6?! Bg3 28.gh7 Kh8+- ) 27...Bg3 28.Qg3 Rf5 29.Rf5 Qf5 30.Qc7 Rf8 31.Qg3 Qc2 32.Nd1 (32.Ra2 Rc8 33.Ba1 Qc1 34.Kh2 Rc3 35.Bc3 Qc3 36.Qb8 Kg7+- ) 32...Qd3 33.Nf2 Qe2 (33...Qc2 34.Ba3 Qc3 35.Ra2+- ) 34.Ba3 Re8 (34...Rf5+- ) 35.Ng4 Kh8 36.Bd6 (better 36.Qf4 Qg4 37.Qg4 Re3+- ) 36...Re4 37.Be5 Kg8 38.Rf1 (better 38.Nf6 Kf7 39.Ne4 de4 40.Qg5+- ) 38...h5?? (better 38...Rg4 39.Qh3 h5+- ) 39.Nf6 (39.Nh6 Kh7 40.Rf7 Kh6 41.Bf4 Rf4 42.Qf4) 39...Kg7 40.Nh5 (40.Nh5 Kh6 41.Nf6 Qe3 42.Qe3 Re3 43.Ng4 Kg5 44.Ne3+- ; 40.Ne4 Kh6 41.Qg5 Kh7 42.Rf7 Bf7 43.Qg7) 1–0. Dziedzic,Ferdynand (1885) – Dutkowski,Wieslaw (1630), Miedzynarodowy Festiwal Szachowy Poland, 2009.

6.c4 Be7 7.Nf3 0-0 (7...d6 8.Bf6 Bf6 9.d4+- ) 8.Be2+- d6 9.Bb2 b6 (9...d5 10.cd5 Nd5 11.Nc3+- ) 10.Nc3 Bb7 (10...a6 11.0-0+- ) 11.d4 d5 (11...a6 12.d5 Nc5 13.0-0+- ) 12.0-0 (12.Ne5 dc4 13.0-0 a6 14.ba6 Ra6 15.Bc4 Ra5+- ) 12...c5 (12...a6 13.a4+- ) 13.Qb3 (13.dc5 Nc5 14.Nd4 dc4 15.Bc4 Qc7+- ) 13...cd4 14.Nd5 (14.Nd4 Nd4 15.ed4 a6+- ) 14...Nc5 (14...Nd5 15.cd5 Bd5 16.Qd3 de3 17.fe3=) 15.Ne7 (15.Qd1 Bd5 16.ed4 Bf3 17.Bf3 Ncd7 18.Ba8 Qa8+=) 15...Qe7 16.Qa3 de3 17.fe3 Nfe4 (17...Ng4 18.Bd4+=) 18.Rad1 (18.Nd4!? f6 19.Nf5+=) 18...a6= 19.Bd4 (19.Ba1 ab5 20.Qb2 Nf6=) 19...f6 (19...ab5!? 20.Qb2 Na4=) 20.Qb2+= a5 (20...ab5 21.cb5 Bd5 22.a3=) 21.Nh4 (21.Nd2 Rad8+- ) 21...g6 (21...Rad8 22.Nf5 Qe6 23.Qc2+- ) 22.Nf3 Qe6 23.Nd2 Rac8 24.Ne4 Ne4 25.Rf4 f5 26.Qa3 (26.Bh8 Rf7+- ) 26...h5 (26...Rfd8 27.g4+- ) 27.Ba1 (27.Qb2 Rfe8+- ) 27...Kh7 28.Rd4 (28.Qb2 Rf7+- ) 28...Rf7 (28...Rfe8 29.Rh4+- ) 29.Rf1 Nc5 (29...Rfc7 30.Rfd1+- ) 30.Rfd1 (30.Rdd1 h4+- ) 30...f4 (30...Qe7 31.Bb2+- ) 31.Rd8 f3 (31...Qe4!? 32.Bf3 Rd8 33.Rd8 Qb1 (33...Qe3?? 34.Qe3 Rg7 35.Qe8 Kh6 36.Bg7 Kg7 37.Qe7 Kh6 38.Rh8) 34.Rd1 Qc2 35.ef4 Bf3 36.Qf3 Rf4 37.Qf4 Qd1 38.Qf1 Qf1 39.Kf1 g5+- ) 32.Bf3 (32.gf3 Rf3 33.Bf3 Bf3+- ) 32...Rf3 (32...Bf3 33.Qc3 Kh6 34.gf3 Rd8 35.Rd8 Rf3 36.Qg7 Kg5 37.Rd5 Kh4 38.Be5–+) 33.Qb2 (33.gf3 Bf3 34.Qb2 Qg4 35.Kf1 Qh3 (35...Qc4?? 36.R1d3 Be2 37.Ke2 Qg4 38.Kf1 Qf3 39.Kg1 Qg4 40.Qg2 Qg2 41.Kg2 Rd8 42.Rd8+- ) 36.Ke1 Qh4 37.Qf2 Rd8 38.Rd8 Qd8 39.Qf3 Qh4 40.Qg3 Nd3 41.Kd2 Qc4=) 33...Kh6 (33...Qe3 34.Kh1 Kh6 35.Rc8 Bc8 36.Qh8 Kg5 37.Bg7+- (37.Qc8?! Nd3 38.Qd8 Kh6 39.Qh8 Kg5 40.h4 Kh4 41.Qd4 Nf4 42.Qe3 Re3=)) 34.gf3 (34.Qh8 Kg5 A) 35.gf3 Qe3 36.Kf1 Qf3 37.Ke1 Qh1 38.Kd2 Qh2 39.Kc1 Qf4 40.Kb1 Be4 41.Kb2 Qe3 42.R8d5 Kh4 43.Qf6 g5 44.Rc5 Qc5–+ (worse 44...bc5 45.Qc3 Qc3 46.Kc3–/+); B) 35.Rc8 Qe3 36.Kh1+- ) 34...Rd8+- 35.Qg7 (35.Rd8 Qe3 36.Kf1 Qf3 37.Qf2 Qh1 38.Ke2 Qa1 39.Qf4 Kh7 40.Qc7 Kh6 41.Qf4 Kg7 42.Qc7 Kh6 43.Qf4=) 35...Kg5 36.h4?? (better 36.Bf6! Qf6 37.h4 Kf5 38.e4 Ke6 39.Qf6 Kf6 40.Rd8+- ) 36...Kh4=+ 37.Qf6? (37.Rd8 Qe3 38.Kf1 Qf3 39.Ke1 Qg3 40.Kd2 Qf2 41.Kc1 Qe1 42.Rd1 Nd3 43.Kc2 Nb4 44.Kc1 Qe3 45.Rd2 Na2 46.Kb1 Be4 47.Ka2 Qd2 48.Qb2–+) 37...Kh3–/+ 38.Qe6 (38.Rd8? Qe3 39.Kf1 Bf3–+) 38...Ne6 39.Rd8 Nd8 40.Bd4 Bf3 (40...Nf7 41.Bb6 a4 42.Kf2–+) 41.Bb6 Nb7 42.c5 (42.Kf2 Be4 43.c5 a4–+) 42...a4 43.Ba7 (43.Kf2 Bd5 44.e4 Bc4–+ (44...Ba2?! 45.e5–/+)) 43...g5 44.c6 Nd6 45.c7 0–1. Franek,Mieczyslaw – Olczak,J, corr PL, 1980.

6.c4 Be7 7.Nf3 0-0 8.Be2 Ne4 9.0-0+- Bf6 (9...d6 10.Bb2+- ) 10.d3 (10.Qc2 d6 11.Bf6 A) 11...Qf6? 12.d4 (12.Qe4?! Qa1 13.Nc3 Qb2=) 12...Qg6 13.Nh4+- ; B) 11...Nf6+- ) 10...Be5 (10...d6 11.Bf6 Qf6 12.d4+- ) 11.Ne5 Qf6 (11...Nf6 12.Nc3+- ) 12.d4 d6 13.Nf3 (13.Ng4 Qg5 14.f4+- ) 13...c6 (better 13...N6g5!?+- ) 14.Qc2+- N4g5 15.Nbd2 (15.Nfd2 Nc7 16.f4 Nge6+- ) 15...cb5 (15...Nf3 16.Nf3 (16.gf3?! cb5 17.cb5 Ng5=) 16...c5 17.d5+- ) 16.cb5+- b6 (16...Nf3 17.Bf3 (17.gf3?! Ng5+=) 17...Ng5 18.Bd5+- ) 17.d5 (better 17.Qc6!? Rb8 18.Qd6 Bb7+- ) 17...Nc5 (17...Nf3 18.Nf3 (18.gf3?! Nc5=) 18...Nc5 19.Nd4+- ) 18.Ng5 (18.Nd4!?+- ) 18...Qg5+- 19.Bf3 (19.f4 Qe7 20.Qc3 Bf5+- ) 19...Bf5+= 20.e4 Bg6 21.Nc4 Rad8 22.Rfe1 Rfe8 Will e4 fall? 23.Qd2 (23.Rad1 Qf4+- ) 23...Qh4+= e4 becomes the focus of attention 24.g3 Qf6 25.Qf4 Exerts pressure on the isolated pawn ½–½. Urbanaites,Elvira (1855) – Gromov,Ilya, Ivanovo, 2008.

6.Be2 Bc5 7.Nf3 d6 8.Bb2 0-0 9.d4 Bb6 10.0-0 c6 11.c4 Bd7 12.Nc3 Re8 13.a4 (13.bc6 bc6 14.d5 cd5 15.Nd5 Nd5 16.cd5 Ng5+- ) 13...cb5 (13...Rc8 14.Bd3+- ) 14.ab5 Qe7 (14...a6 15.Bd3+- ) 15.Bd3+- h6 (15...a6 16.Nh4+- ) 16.Ba3 (16.Nh4 g6+- ) 16...Rec8 (16...a6 17.Qb3 a5 18.Qa4+- ) 17.Ne5 Qf8?? (17...a6+- ) 18.Ne4 (worse 18.Nd7 Nd7 19.Qf3 Ba5+- ) 18...Be8 (18...Ne4 19.Nd7 Qd8 20.Nb6 Qb6 21.Be4 Rc4+- ) 19.Bd6 Qd6 (19...Ne4 20.Bf8 Nc3 21.Qb3 Nf8 22.Qc3+- ) 20.Nd6 Rcb8 21.Ng4 (21.Ng4 Nd7 22.Be4+- ) 1–0. marekt – sadanand, ChessWorld.net, 2004.

6.Be2 d5 7.Nf3 c5 8.c4 b6 9.0-0 Be7 10.Nc3 Bb7 11.Qb3 d4 12.Na4 0-0 13.d3 Ng4 14.ed4+= Nd4 15.Bd4 cd4 16.h3 Nf6 17.Qb2 Bc5 18.Nc5 bc5 19.a4 a5 20.Nd2 Re8 21.Rae1 Nd7 22.Ne4 Be4+= 23.de4 Re4 24.Bf3 Re1 25.Re1 Rb8 26.Qe2 Nb6 27.Qa2 Qc7 28.Qe2 h6 29.Qa2 Rd8 30.Qb3 Qf4 31.g3 Qd2 32.Re5 Qc1 33.Kg2 Qc4 34.Qc4= Nc4 35.Rc5 Nb6 36.Bd1 Nd5 37.Bb3+/- Nb4 38.b6 d3? 39.b7+- Na6 40.Rc8 Rf8 41.Ra8 Nb8 42.Ra5 Nc6 43.Ra8 d2 44.Kf1 Nb8 45.Ke2 Rd8 46.a5 Kf8 47.a6 (47.a6 d1Q 48.Bd1 Re8 49.Kf3 Na6 50.Ra6+- ) 1–0. Tarira,Walter – Cortinhas,Mariana, Lisbon Fechado dos Jogos, 2001.

6.Be2 d5 7.f4 Bd6 8.Nf3 0-0 9.0-0 Ng4 10.h3 Ne5+= 11.fe5 Be7 12.d4 Ng5 13.Nc3 Bb4 14.Na4 Ne4+= 15.Rb1 Qe7 16.Bd3 Bd7 17.c4 Ng3 18.Rf2 c6? 19.c5 Ba5+/- 20.Qc2 g6 21.bc6 Bc6 22.Nc3 f5 23.Nb5 Ne4 24.Be4 fe4+= 25.Nh2 Rf2 26.Qf2 Rf8 27.Qg3 Bd8 28.Nd6 Qh4 29.Qh4+- Bh4 30.Rf1 Rf1 31.Kf1 b6 32.Ng4 bc5 33.dc5 Kg7 34.e6 Bf6 35.Nc8 Bb5 36.Kf2 Ba6? 37.Na7 Be7+/- 38.Nc6 Bc5 39.Nge5?? Bb5+/- 40.Nd7 Bc6 41.Nc5 Kf6 42.a4 Ke7 43.a5 Kd6 44.Nb3 Ke6 45.a6 Kd6 46.Nd4 Kc7 47.Kg3 Be8 48.Kf4+/- Kb6 49.Ke5 Ka6 50.Kd5+- Kb6 51.Ke4 Kc7 52.Ke5 Kd7 53.Kf6 Kd6 54.e4 Kc5 55.Nf3 Bc6 56.e5 Kd5 57.e6 Ke4 58.Ng5 Kf4 59.e7 Kg3 60.Nh7 Kg2 61.h4 Kg3 62.Kg5 Kf3 63.Kf6 (63.Kf6 Kg3 64.Ke6+- ; 63.Kg6 Be8 64.Kg7+- ) 1–0. Guc,Yucel – Sen,Mehmet Emin, Izmir–ch, 2003.

6.Be2 d6 7.Bb2 Bd7 8.Nf3 Be7 9.c4 0-0 10.0-0 Nc5 11.Nc3 c6 12.d4 Nce4 13.Ne4 Ne4 14.Bd3 Nf6 15.d5!+- cb5 16.cb5 Bg4 17.Rc1 h6 18.h3 Bh5 19.g4 Bg6 20.Bg6 fg6 21.Nd4 Rf7 22.Qd3 Kh7 23.h4 Ng4 24.Ne6 Ne5 25.Be5 (25.Be5 Qe8 26.h5+- ; 25.Nd8?! Nd3 26.Nf7 Nc1 27.Rc1 Kg8+- ) 1–0. mihekort – subodhlalit, Yahoo, 2005.

6.Nf3 a6 7.a4 d6 (7...ab5 8.Bb5 c6 9.Bd3+=) 8.Bb2 (8.Bf6 Qf6 9.Nc3 c6+/-) 8...Be7 (8...ab5 9.ab5 Ra1 10.Ba1+=) 9.Be2 (9.Nc3 d5+/-) 9...Bd7 (9...ab5 10.ab5 Ra1 11.Ba1+=) 10.c4+/- ab5 11.ab5 0-0 (11...Ra1 12.Ba1 0-0 13.Nc3+/-) 12.0-0 (12.Nc3 Ra1 13.Qa1 Nc5+/-) 12...Ra1 13.Ba1 c6 (13...Qa8 14.Nc3+/-) 14.Nc3 d5 (14...Qc7!?+/-) 15.cd5+- cd5 16.Qb3 (16.d4 Qc7+- ) 16...Nc5 17.Qa2 Be6 (17...Qa8 18.Qb2 Be6 19.Ng5+/-) 18.d4 (18.Nd4 Qd7+/-) 18...Nce4+= 19.Qb2 (19.Bb2 Bd6+=) 19...Qa5= 20.Ne4 Ne4 21.Qc2 (21.Qb3 Ra8 22.Bb2 Qa2=) 21...Rc8 (21...Bd6 22.Bd3=) 22.Qb3 Nd2 (22...Ra8!? 23.Bb2 Qa2+=) 23.Nd2+= Qd2 24.Qd1 (24.Bd3 g6+=) 24...Qa2= 25.Bd3 Ba3 (25...g6!?=) 26.Qb1+/- Qd2 (26...Qb1 27.Rb1 Bd7 28.g3+/-) 27.Qb3 (better is 27.Bh7!? Kf8 28.Bd3+- ) 27...Qa5 (27...Bb4 28.h3 h6 29.Qb1+=) 28.Bb2 Be7 (28...Bd6 29.g3+=) 29.h3 (29.Ra1 Qd2+=) 29...Bh4 (29...Bd6 30.Rd1+=) 30.Kh2 (30.Qd1 g6+/-) 30...Qc7 (30...Be7 31.Qd1+=) 31.g3+/- Be7 32.Rc1 Qd7 33.Rc8 Qc8 34.g4 (34.Qc2 Qc2 35.Bc2 f5+/-) 34...Bh4+= 35.f3 (35.Qc3 Qc3 36.Bc3 Bf2+=) 35...Qc7 36.f4 Qc8 (36...Bf2 37.Bb1 Qa5=) 37.Qc2+/- Bg4? (37...Qc2 38.Bc2 g6 39.f5 gf5 40.gf5+/-) 38.Bh7 (better is 38.hg4 Qg4 39.Qg2+- (39.Bh7?! Kh8=)) 38...Kh8+/- 39.Qc8 (39.hg4?! Qg4 40.Bf5 Qg3 41.Kh1 Qe1 42.Kg2 Qg3 43.Kf1 Qe1 44.Kg2 Qg3 45.Kf1 Qe1 46.Kg2=) 39...Bc8 40.Bd3 (40.Bc2 f5+/-) 40...f5 41.Kg2 (41.Bc3 Kg8+/-) 41...Kg8 42.Ba3 (42.Be2 Kf7+/-) 42...Kf7 43.Bd6 (43.Kf3 Bd7+/-) 43...Ke6 (43...Bd7 44.Kf3+/-) 44.Bc7 (44.Bf8 Kf7 45.Bb4 Ke6+/-) 44...g6 45.b6 (45.Kf3 Bd7+/-) 45...Bd7+= 46.Ba6 Bc6 (46...ba6 47.b7 Passed pawn) 47.Be2 Be1 (47...Kd7 48.Bd1+=) 48.Bf3 (48.Kf1 Ba5+=) 48...Bh4 (48...Bb5 49.Kg1+=) 49.Kf1 (49.Bd1 Bb5+=) 49...Kd7 (49...Bb5 50.Kg1+=) 50.Ke2 (50.Kg1!?+=) 50...Bb5= 51.Kd2 Kc6 52.Be5 (52.Bd1 Bc4=) 52...Bf1 53.Bg4?? (53.Bc7!?=) 53...Kb6 (53...fg4 54.hg4 Bh3 55.g5 Kb6 56.Ke2–+) 54.e4?? (better is 54.Bf3 Kc6 55.Bg7–/+) 54...de4 (54...fg4 55.hg4 de4 56.Ke3–+) 55.Be2 (55.Bd1 Bf2 56.Be2 Bh3–+) 55...Bh3 (better is 55...Be2!? 56.Ke2 Kc6 57.Ke3–+) 56.d5 (56.Ke3–+) 56...Kc5 57.d6 b5 (better is 57...g5 58.Bf6 Kd6–+) 58.Bd1? (58.Ke3–+) 58...Bf1 59.Bb3 (59.Ke3 Bc4–+) 59...Bc4 60.Bc2 b4 61.Ba4 (61.Ke3 b3 62.Bd1 Bd8–+) 61...Bb5 62.Bb3 (62.Bd4 Kc4 63.Bb5 Kb5 64.d7–+) 62...Kc6 (better is 62...Bf2 63.Kc1 e3–+) 63.Bf7 g5 (63...Kd7 64.Ke3–+) 64.Bg6? (better is 64.Be6–/+) 64...g4?? (better is 64...Kd5 65.Bf5 Bf2–+) 65.Bf5= Bd3 (65...Kc5 66.Bg4 (66.Be4 Bc6 67.Ke3 g3 68.Bc6 Kc6–+) 66...Bf2 67.Kc2=) 66.Bg4 b3 (66...Kd5 67.d7=) 67.f5 (67.d7 Bc4=) 67...Bg5 (67...Kd5 68.Bg7=) 68.Kc3 Bc2 69.Kb2 e3 (69...Kd5 70.f6 Bf6 71.Bf6 Kd6 72.Bf5=) 70.f6 Bf6 71.Bf6 Kd6 72.Bd4 Kd5 (72...Bd3 73.Kb3 e2 74.Bc3=) 73.Be3 Ke4 (73...Kc4 74.Be6 Kb4 75.Bf7=) 74.Bg5 Ke5 (74...Kd5 75.Bh5=) 75.Bf3 (75.Bh5 Kd5=) 75...Be4 76.Be2 Bc2 (76...Bd5 77.Bd1=) 77.Bd2 (77.Kc3 Kd5=) 77...Ke4 (77...Kd4 78.Bc3 Kd5 79.Ka3=) 78.Bc3 (78.Kc3 Ke5=) 78...Kd5 (78...Bd3 79.Bd1=) 79.Ka3 Ke4 (79...Kc5 80.Bh8=) 80.Bc4 Bd1 (80...Ke3 81.Kb4=) 81.Kb4 Kf4 (81...Bc2 82.Be6=) 82.Kc5 (82.Bd5 Bc2=) 82...Bc2 83.Kd6 (83.Bd5 Ke3=) 83...Kf3 (83...Ke3 84.Ke5=) 84.Ke5 Kg2 (84...Kg4 85.Kd4=) 85.Kf4 Kf2 (85...Bd1 86.Ke3=) 86.Bd4 (86.Bf6=) 86...Ke1 (86...Kg2!?=) 87.Ke3+= Kd1 88.Bb2 Ke1?? (better is 88...Bf5+=) 89.Be2 1–0. Zampier,Alexandre – Da Silva,Mauricio Leandro, Brazil Telecom Sesc Open, 2016.

6.Nf3 Bb4 7.Nc3 d6 8.Bf6 gf6? 9.Nd5 Ba5 10.c3 c6 11.bc6 bc6 12.Qa4 (12.Qa4 Bd7 13.Nf6 Qf6 14.Qa5+- ) 1–0. Kuhlmann,AEJ – Van der Bergh,J, 1988.

6.Nf3 b6 7.c4 Bb7 8.Be2 c5 (8...a6 9.0-0+- ) 9.d3 (better 9.0-0+- ) 9...Bf3? (better 9...d5+- ) 10.Bf3+- (10.gf3?! d6 11.Bb2 d5+- ) 10...d5 11.0-0 (11.Nc3 Bd6 12.Bf6 Qf6 13.Nd5 Qd8+- ) 11...a6 (11...Bd6 12.d4+- ) 12.Bb2 (better 12.cd5!? Ng5 13.d6 Nf3 14.Qf3+- ) 12...ab5 13.cb5 (13.Bf6 Qf6 14.Bd5 Ra5 15.Bc6 Kd8+- ) 13...Ra5 (13...Be7 14.Be5+- ) 14.a4 g6? (14...Ng5 15.Bc3 Ra7 16.Nd2+- ) 15.Nd2 (better 15.Bc3 Ra7 16.Bd5 Qd5 17.Bf6+- ) 15...c4?? (better 15...Bg7+- ) 16.dc4 (better 16.Bd5 Nd5 17.Bh8 cd3 18.Nb3+- ) 16...dc4 (16...Bg7+- ) 17.Nc4 (better 17.Bf6 Be7 18.Bh8 Bd6+- ) 17...Ra7 (17...Qd1 18.Rfd1 Be7+- ) 18.Qd8 Nd8 19.Bf6 Rg8 20.Nb6 Ne6 (20...Bg7 21.Nd5 g5+- ) 21.Bc6 (21.Bc6 Rd7 22.Bd7) 1–0. Goldmund,Heike – Pipac,Darko, FICGS, 2016.

6.Nf3 b6 7.d4 d5 8.Bd3 Ng4 9.0-0 Ne5 10.Ne5+- Bd6 11.f4 c5 12.bc6 Be5 13.fe5 0-0 14.Nc3 a6 15.Qf3 Nc7 16.e4 de4 17.Qe4 Qh4 18.Qh4 (18.Qh4 h6 19.d5+- ) 1–0. pcmvr (1820) – vallabhan, internet, 2005.

6.Nf3 b6 7.Be2 Bb7 8.0-0 Be7 9.h3 0-0 10.d4 d6 11.Bg3 (11.Bf6 Bf6 12.Nbd2 a6+/-) 11...Re8 12.d5 (12.Nc3 a6+/-) 12...Nc5 (12...Nd5!? 13.a4 Bf6=) 13.c4 Nfe4 14.Bh2 Bf6 (14...a6 15.ba6 Ra6 16.Bf4+=) 15.Nd4 a6 16.Nd2?? (better 16.f3 Ng5 17.Bf4+=) 16...ab5?? (better 16...Nc3 17.Qc2 Bd4-+) 17.Ne4 Ne4 18.cb5? (better 18.Qc2-/+) 18...Nc3-+ (18...Bd5?! 19.Qc2=+) 19.Qd2 (19.Qb3 Bd4 20.Bc4-+) 19...Nd5?? (19...Bd4 20.Bc4 Bf6 21.Rac1-+) 20.e4?? (better 20.Rfc1!?=) 20...Ne7?? (better 20...Re4!? 21.Nc2 Ba1 22.Ra1-+) 21.f3 (21.Bf3 Ra4 22.e5 Be5 23.Bb7 Rd4-/+) 21...Ng6 (better 21...Ra4!? 22.Nb3 Ba1 23.Ra1 d5-+) 22.Rac1=+ Ne5 (22...Bg5 23.f4 Bf6 24.Nc6 Bc6 25.Rc6 Re4 26.Bg3-/+) 23.Nc6 (23.Rfd1 Ra4 24.Nf5 Bg5=) 23...Bc6 24.bc6 g6?? (better 24...Ra3=) 25.f4+- Bg7? (better 25...Nc6 26.Rc6 Re4+-) 26.fe5 Be5 27.Be5 Re5 (27...de5 28.Qc2 Qd4 29.Kh2+-) 28.Bc4 Re7 (28...Re4 29.Bf7 Kg7 30.Bd5+-) 29.Qh6 (29.Rf7!? Rf7 30.Rf1 Qe7 31.Rf7 Qf7 32.Bf7 Kf7+-) 29...d5 (29...Qf8 30.Qg5 Ra5 31.Bd5+-) 30.ed5 (30.Bd5 Qd6+-) 30...Qd6 31.Be2 (better 31.Qf4 Rd8 32.Qd6 Rd6 33.Rce1+-) 31...Re2-+ 32.Rf7? (better 32.Qg5 Raa2 33.Rfd1-+) 32...Kf7 33.Rf1 (33.Qh7 Kf6 34.Qh6-+) 33...Kg8 34.Qh7 (34.Qf4 Qd5 35.Rf3-+) 34...Kh7 35.Rf7 (35.a4 Qg3 36.Rf7 Kg8 37.Rg7 Kg7 38.d6 Qg2) 35...Kh6 36.Rf1 (36.Rf3 Raa2 37.h4 Ra1 38.Rf1 Qg3 39.Ra1 Qg2) 36...Qc5 (36...Qg3 37.Rf2 Qf2 38.Kh2 Qg2) 37.Kh2 Qe3 (37...Qd5 38.Rg1 Raa2 39.Kh1 Rg2 40.Re1 Rge2 41.Kg1 Re1) 38.Kh1 (38.a4 Rf8! 39.Rb1 Rf3 40.Kh1 Rh3 41.gh3 Qh3 42.Kg1 Qg2) 38...Re1 (38...Rg2 39.Kg2 Ra2 40.Kh1 Qh3 41.Kg1 Qg2) 39.Re1 (39.Kh2 Rf1 40.h4 Ra3 41.d6 Qg3) 39…Qe5 (39...Qe5 40.Re5 Ra2+-; 39...Qe1 40.Kh2 Ra2 41.d6 Qf2 42.d7 Qg2) 0-1. amnezia - glee (2155), Rated Bullet game, lichess.org, 2014.

6.Nf3 Bc5 7.c4 0-0 8.Be2 d6 9.Bb2 Ne4 10.0-0 N6g5 11.d3 Nf3 12.Bf3 Ng5 13.Be2 Bf5 (13...Re8 14.d4 Bb6 15.Bd3+/-) 14.Nd2 (14.h4 Nh3 15.gh3 Bh3+-) 14...a6 (14...f6 15.Nb3 Bb6 16.a4+-) 15.a4 (15.h4 Nh3 16.gh3 Bh3+-) 15...a5 (15...ab5 16.ab5 Ra1 17.Ba1+/-) 16.Nf3 (16.h4!? Nh3 17.gh3 Bh3+-) 16...Nf3 17.Bf3 Qg5 (better 17...Ra7!?+/-) 18.Bb7+- Rfe8? (18...Rab8 19.Bc6+-) 19.d4 (19.Ba8 Ra8 20.Qf3 Re8+-) 19...Bb4 (19...Rab8 20.Bc6 Bb4 21.Be8 Re8 22.Qf3+-) 20.Ba8 Ra8 21.Qf3 Re8 22.Qg3 Qf6 (22...Qg3 23.hg3 (23.fg3?! Bd3+-) 23...Rb8 24.Ba3+-) 23.Rfc1 h5 24.Qf3 Qg5 25.h4! Qg6 (25...Qh4 26.Qf4 Double attack (26.Qf5 Deflection; 26.Qf4 Decoy)) 26.Bc3 Bg4 (26...Re4 27.Bb4 ab4 28.a5+-) 27.Qg3 Qd3 28.Bb4 ab4 29.Rab1 (29.b6 b3 30.Rab1 Rc8+-) 29...b3 30.a5 (30.c5 dc5 31.dc5 Rc8+-) 30...b2 (30...Qd2 31.f3 Re3 32.Rd1+-) 31.Re1 (31.Rb2!? Qa3 32.Rcb1 Qa5+-) 31...Qc3 (31...Qd2 32.b6 Bf5 33.e4 Re4 34.Red1+-) 32.Qf4 (32.a6!? Qd2 33.f3 Be6+-) 32...g6 (32...Qa5 33.f3 Bd7 34.Re2+-) 33.a6 Qc2 (33...Bf5 34.e4 Qd4 35.c5 dc5 36.a7+-) 34.a7 (34.d5 Bf5 35.Qd4 Re4+-) 34...Bf5 (34...Qa4 35.b6 cb6 36.Qd6 Qa7 37.Rb2+-) 35.e4! Be4 (35...Re4 36.a8Q Mate attack; 35...Be4 36.Qe4) 36.a8Q! Ra8 (36...Ba8 37.Re8 Double attack (37.Re8 Pinning; 37.Re8 Deflection; 37.Re8 Decoy); 36...Ra8 37.Qe4 Double attack (37.Re4 Deflection; 37.Qe4 Decoy)) 37.Qe4 (37.Re4?? Qb1 38.Kh2 Qc1-+) 37...Qc4 (37...Qe4 38.Re4 Ra1 39.Ree1+-) 38.Rb2 (better 38.Qa8 Kg7 39.Rb2 Qc3+-) 38...d5 (38...Ra4 39.Qe8 Kg7 40.b6 cb6 41.Rb6+-) 39.Qe5 Ra4 40.Qe8 Kg7 41.Re7 (better 41.b6 cb6 42.Rb6 Qd4+-) 41...Qc1 42.Kh2 Qf4 43.g3 Qf5 (43...Qf3 44.b6 Rb4 45.Rf7 Qf7 46.Qf7 Kf7 47.Rb4 cb6 48.Rb6+-) 44.Rc2 (better 44.Rc7 Rd4 45.Rc8 Rh4 46.Kg1 Qc8 47.Qc8 Rc4 48.Qc4 dc4+-) 44...Rd4 45.Re5 (better 45.Rf7! Qf7 46.Qe5 Kg8 47.Qd4+-) 45...Qc2-/+ 46.Re7?? (better 46.Re2 Qf5 47.Kg1-/+) 46...Qf2 47.Kh3 Qf5 (47...Qf1 48.Kh2 Rd2 49.Re2 Re2 50.Qe2 Qe2 51.Kg1 d4 52.g4 d3 53.gh5 d2 54.h6 Kh6 55.b6 d1Q) 48.Kg2 Rd2 49.Re2 Re2 50.Qe2 Qe4 51.Qe4 (51.Qf3 Qf3 52.Kf3 Kf6-+) 51...de4 52.Kf2 f5 53.Ke3 Kf7 54.Kf4 Ke6 55.Ke3 Kd6 (better 55...Ke5!? 56.Kd2-+) 56.Kd4 Kd7 (56...Kd7 57.Ke3 Ke6-+) 0-1. jhonores (2255) - mur2020 (2105), Rated Blitz game, lichess.org, 2020.

6.Nf3 c6 7.bc6 dc6 8.Bc4 b5 9.Be6 Be6 10.Nd4 Bd5 11.0-0 Be7 (11...Nd7!? 12.Bg3 Nf6+/-) 12.d3 Qd7 13.e4 Be6 14.Ne6 Qe6 15.d4 Qc4 (15...0-0!?+=) 16.Bf6 Bf6 17.e5 Be7 18.Qg4 0-0 19.c3 f5 20.ef6 Rf6 21.Nd2 Qf7 22.Qd7 Rf8 23.Ne4 Rf4 (23...Rh6 24.Rfe1+/-) 24.Ng3 (better is 24.Qc6!? Rd8 25.Rfe1+- ) 24...Rf2 25.d5?? (better is 25.Qc6 b4 26.cb4 Bb4 27.d5+/-) 25...cd5 (25...Rf1 26.Rf1 Bc5 27.Rf2 Qf2 28.Kh1 Qg1) 26.Qa7 Rf6 27.Rae1 Re8 (27...Bd6 28.Qf7 R6f7 29.Rf7 Bc5 30.Kh1 Kf7 31.Re5=+) 28.Qd4 Rf1 29.Nf1 Rc8 30.Kh1 (better is 30.Qd2!?–/+) 30...Bf6–+ 31.Qd3 Bc3 (31...Rc3?! 32.Qb5 Rc8 33.Ne3=+) 32.Rd1 d4 33.Qb5 Rd8 (33...Qa2!? 34.Ng3 Qc2–/+) 34.Ng3 Qd7 35.Qd3 Qe6 36.Ne4 (better is 36.a4=) 36...Qb6?? (better is 36...Re8 37.Nc3 Qe1 (37...dc3?! 38.Qc3 Qa2 39.Re1 Re1 40.Qe1=) 38.Qf1 Qf1 39.Rf1 dc3–/+) 37.Nc3 Qb2 (37...Qe6 38.a3+- ) 38.Qc4 Kh8 39.Na4 Qf2 40.Rf1 Qe3 41.Qf7 (41.Nc5!? Rb8+- ) 41...h6 42.Nc5 Re8 43.h3 Qe2 44.Rg1 (44...Rg8 45.Qd5+- ; 44.a4 Rg8+- ) 1–0. pinecrest1981 – pawneater, Live Game Caissa's Web, 2004.

6.Nf3 d5 7.Nc3 Bd6 (7...Ng4 8.Bg3+- ) 8.Bf6 Qf6 9.Nd5 Qg6 10.g3 Bd7 11.a4 Rd8 (11...Qf5 12.c4+- ) 12.Bd3 (12.Nh4 Qg5 13.Bg2 Nf8+- ) 12...Qg4 13.Nh4 Qd1 14.Rd1 Nc5 15.Ra1 (15.Bf5 Na4 16.Bd7 Kd7+- ) 15...Nd3 16.cd3 c6 17.Nc3 Be5 (17...h6 18.f4+- ) 18.d4+- Bf6 19.Ng2 0-0 (19...Be7 20.d5+- ) 20.0-0 (20.d3 Rfe8 21.Kd2 Kf8+- ) 20...Rfe8 21.Rac1 Kf8 22.d3 g6 (22...Ke7 23.Nf4+- ) 23.Ne4 Be7 24.Nc5 Bc5 25.Rc5 (25.dc5?! cb5 26.Rb1 ba4 27.Rb7 Bc6+- ) 25...b6 26.Rc3 (26.Rc6 Bc6 27.bc6 Rd6=) 26...cb5+= 27.ab5 Bb5 28.Ra1 Rc8 29.Rb3 a6 30.d5 Red8 (30...Rcd8 31.e4+- ) 31.e4+- Rc2 (31...Ke8 32.Ne3+- ) 32.Ne3 Rc7 33.e5 Rc5 34.d4 Rcd5 35.Nd5 Rd5 36.Rab1 (better 36.Rb4!?+- ) 36...Rd4+= 37.Rb5 ab5 38.Rb5 Re4 (38...f6 39.f4+=) 39.f3 Re2 40.f4 Ke7 (40...f6!?+=) 41.Rb6+- h5 42.h4 Rd2 43.Kf1 Rh2 44.Rf6 Ra2 (44...Rc2 45.f5 Rc5 46.fg6 fg6 47.Rg6 Re5 48.g4+- ) 45.f5+- gf5 (45...Ra1 46.Kf2 Ra5 47.fg6 fg6 48.Rg6 Re5 49.Kf3+- ) 46.Rf5 Ke6 47.Rh5 Ra5 (47...Rh2 48.g4+- ) 48.g4 (better 48.Rg5+- ) 48...Re5 49.Re5 (49.Rh6 f6 50.Kg2 Kf7 51.Rh7 Kg6+- ) 49...Ke5= 50.Kg2 Kf4 51.Kh3 f6 52.h5 Kg5 53.Kg3 f5 ½–½. Gluth,Manfred – Schutz,Miroslav, CZE–ChT2B, 2010.

6.Nf3 d5 7.c4 Bb4 8.Qb3 Qe7 9.cd5 Nc5 (9...Ng5 10.Bd4 (10.Ng5?! Qe5 11.d6 Bd2 12.Kd2 Qg5=) 10...Nf3 11.gf3+/-) 10.Qb2 (10.Qc4+-) 10...Ng4? (10...Nd5 11.Bg7 Rg8 12.a3+-) 11.Bd4 (11.Bg7 Rg8 12.a3 Ba5+-) 11...Bf5? (11...Ne4 12.Be2+- (12.Bg7?! Rg8 13.Bc3 Bd6+/-)) 12.h3 (better 12.Bg7!? Rg8 13.h3 Bb1 14.Rb1 Ba3+-) 12...Nf6 13.Nc3 (13.a3 Bb1 14.Rb1 Ba5+-) 13...Bc3 (13...Ba5 14.Ne5+-) 14.Qc3 Nfe4? (better 14...Nce4 15.Qb3 0-0+-) 15.Qc4 0-0 (15...b6 16.Bg7 Rg8 17.Bd4+-) 16.d3 Nf2 (16...Nd3 17.Bd3 (17.Qd3?! Ng3 18.Qc3 Nh1+-) 17...Nd6 18.Qc3 Bd3 19.Qd3+-) 17.Bc5 (17.Qc5?! Qc5 18.Bc5 Nh1+-) 17...Qf6 (17...Nd3 18.Bd3 Bd3 19.Qd4+-) 18.Bd4 Nd3 19.Bd3 Bd3 20.Qd3 Qd6 21.e4 (21.Be5 Qb4 22.Kf2 Rfc8+-) 21...Qb4 (21...Qg3 22.Kd1+-) 22.Bc3 Qd6 23.0-0 1-0. bjoernsen (2325) - Lagrangiano (2275), Rated Blitz game, lichess.org, 2016.

6.Nf3 d5 7.Be2 Bd6 8.Bb2 0-0 9.0-0 Ng4 10.d3 Ng5 11.h3 Nf3 12.Bf3 Nf6 (12...Nh2 13.Re1 Qg5 14.c4 dc4 15.dc4 Nf3 16.Qf3+/-) 13.Nd2+/- c6 14.a4 (14.c4 cb5 15.cb5 Be6+/-) 14...Qe7 (14...Bc7 15.Be2+/-) 15.c4 Be6 16.Qc2 Rac8 17.Qb3 Bb8 (17...Rfe8 18.Bd4+/-) 18.Rfc1 cb5 (18...Rfd8 19.bc6 bc6 20.Rab1 dc4 21.Nc4+/-) 19.ab5+- dc4 20.dc4 (20.Nc4 Rfd8+-) 20...b6 (20...Rfd8 21.Bd4+/-) 21.Nf1 (21.Ba3 Bd6+-) 21...Qc7 (21...Rfd8 22.Bd4+/-) 22.Bc6 (22.Bf6 gf6 23.Bd5 Rfd8+-) 22...Nd7+/- 23.Qc3 f6 24.Qd4 Ne5 25.Bd5 Bf7 26.f4 Ng6 27.Ng3 Rfd8 28.Ne4 Ne7?? (better 28...Qe7+/-) 29.Nf6+- gf6 (29...Kh8 30.Ne8 Nf5 31.Qg7 Ng7 32.Bg7 Kg8 33.Nc7 Kg7 34.Ne6 Be6 35.Be6 Rc7+-) 30.Qf6 (30.Qf6 Qe5 31.Qf7 Kh8 32.Qf6 Qf6 33.Bf6) 1-0. bjoernsen (2310) - darkhorse11 (2270), Rated Blitz game, lichess.org, 2016.

6.Bf6 Qf6 7.Nc3 Bb4 8.Rb1 Bc3 9.dc3 Qc3 10.Qd2 Qf6 11.Be2 0-0 12.Nf3 a6 13.0-0 ab5 14.Bd3 Ra2 15.Qc1 c6 16.Nd4 Nd4 17.ed4 Qd4 18.Qe3 Qe3 19.fe3 d5 20.Rbc1 f5 21.Rf2 g6 22.c3 Rf2 23.Kf2 Re8 24.c4 Be6 25.cd5 Bd5 26.Ke2 Kf7 27.Kd2 Kf6 28.g3 g5 29.Re1 Re5 30.e4 Be4 31.Be4 Re4 32.Re4 fe4 33.Ke3 Ke5 34.g4 h6 35.h3 b4 36.Kd2 b3 37.Kc3 e3 38.Kb2 e2 39.Kb3 e1Q 40.Kc2 Qe4 41.Kc3 c5 42.Kd2 Qb4 43.Ke3 c4 44.h4 Qb3 45.Kd2 gh4 46.g5 Qd3 47.Ke1 c3 48.gh6 Qd2 49.Kf1 c2 50.h7 c1Q Normal 0-1. ButterCutter - chessbrahs (2395), Rated Bullet tournament dYNlX5Kl, lichess.org, 2015.

6.h3 Be7 7.a4 d6 8.Bb2 c5 (8...d5 9.Nf3+=) 9.c4 Bd7 10.Nf3 0-0 11.d4 cd4 12.Bd4 b6 (12...Rc8 13.Nbd2+=) 13.Nbd2 Nd4 14.Nd4 Ne4?? (better 14...a6+/-) 15.Ne4+- Bf6 (15...a6 16.Bd3+-) 16.Nf6 (16.Nd6?! Qe7 17.c5 bc5+-) 16...Qf6 17.Be2 (17.Qf3 Qh4+-) 17...Rae8 (17...a6 18.0-0+-) 18.0-0 Re5 19.Bf3 Qg6 20.Kh2 (20.Qb1 Qg5 21.Be4 Qh5+-) 20...Rfe8 (20...Rc5 21.Bd5+-) 21.Bd5 Rg5 22.f4 (22.a5 Be6 23.Ne6 fe6+-) 22...Rd5 23.cd5 Bh3 (23...Re3 24.Qc2 Qg3 25.Kh1 Rc3+-) 24.gh3 Re3 25.Rf3 (25.Qg4 Qg4 26.hg4 g6+-) 25...Qg5 (25...Re8+-) 26.fg5 (26.fg5 Re8 27.Rf7 g6 28.Qf3 h5 29.Qf6 Re2 30.Ne2 a6 31.Qg7) 1-0. zembelek1 (2160) – birihalanie, Rated Blitz tournament, lichess.org, 2016.

6.Nf3 d6

7.Bb2 Be7 8.c4 0-0 9.Nc3 c6 10.a4 d5 11.Be2 Nc5 12.0-0 Bf5 (12...dc4 13.Bc4 cb5 14.ab5+/-) 13.d4 Nce4 14.Ne5 Nc3 15.Bc3 Ne4 16.Bb2 f6 17.Nf3 Bb4 18.Qb3 Ba5 19.Rfd1 Kh8 20.h3 Ng5 (20...Re8 21.Rac1+/-) 21.Ng5 fg5 22.c5 (22.Ba3 Rf7+-) 22...Rc8 (22...Qf6 23.Rf1+/-) 23.Bc3 Bc7 24.a5 g4 25.b6 ab6 26.ab6 Bb8 27.hg4 Qh4 28.g3?? (better 28.f4 Bg4 29.Be1+=) 28...Bg3! 29.fg3 (29.fg3 Qg3 Mate attack) 29...Qg3 30.Kh1 Be4 (30...Be4 31.Bf3 Bf3) 0-1. Knight286 (2105) - JaroSat (2175), Rated Blitz game, lichess.org, 2016.

7.Bb2 Be7 8.Bc4 d5 9.Bb3 0-0 10.0-0 c5 11.bc6 bc6 12.d3 Rb8 13.Nbd2 a5 14.Bf6 Bf6 15.Rb1 Ba6 16.a4 Nc5 17.Re1 Rb4 18.d4 Na4 19.Ba4 Ra4 20.Nb3 Rb4 21.Ra1 a4 22.Nc5 Bb5 23.c3 Rc4 24.Na4 Ba4 25.Ra4 Rc3 26.Qd2 Rb3 27.Rc1 Qb6 28.h4 h6 29.Ra2 Rb8 30.Rac2 Rb1 31.g3 g6 32.Kg2 Rc1 33.Qc1 Rc8 34.Ne1 Be7 35.Nd3 Kg7 36.Ne5 c5 37.Nd7 Qe6 38.Nc5 Bc5 39.Rc5 Qe4 40.Kh2 Re8 41.Qf1 Ra8 42.Qg2 Qe6 43.Rd5 Ra2 44.Re5 Qf6 45.Kg1 Ra1 46.Kh2 Ra2 47.Kg1 h5 48.Kh2 Rf2 49.Kg1 Rg2 50.Kg2 Qc6 51.Re4 Qe4 52.Kf2 Kf6 53.Ke2 Kf5 54.Kf2 Kg4 55.Ke2 Kg3 56.Kd2 Kf2 57.Kc3 Ke3 58.Kc4 Qc6 59.Kb4 Kd4 60.Ka3 Qb5 0-1. chessteria (1665) - Arifars17 (2650), Latihan Bersama KPO Arena, lichess.org, 2020.

7.Bb2 Be7 8.Be2 0-0 9.d3 b6 10.Nbd2 Bb7 11.c4 Re8 12.0-0 Nc5 (12...a6 13.a4+/-) 13.Re1 Bf8 (13...a6 14.Qc2+/-) 14.Nd4 Qd7 15.Qc2 d5 16.h3 (16.N4b3 Nb3 17.ab3 Be7+/-) 16...Ne6 (16...a6 17.cd5 Nd5 18.a4+/-) 17.cd5 (17.Nc6 a6+-) 17...Nd5 18.Bf3 (18.Ne6 fe6 19.d4 a6+/-) 18...Nc5? (better 18...Nd4 19.Bd4 Qb5=) 19.Nc6! Nb4? (19...Bc6 20.bc6 Combination) 20.Nb4+- 1-0. bjoern (2100) - pilocl (2015), Rated Blitz game, lichess.org, 2014.

7.Bf6 Qf6 8.d4 c6 9.Nbd2 c5 10.b6 cd4 (10...Bd7 11.d5 Ng5 12.Ng1+/-) 11.Bb5 Kd8 12.0-0 ab6 13.Nc4 Nc7 14.Nd4 d5 15.Nd2 Ba3 (15...Bc5 16.N2f3+/-) 16.Ne4 Qe5 17.Ng3 Ra5 (17...Ke7 18.Qd2+/-) 18.c4 Nb5 19.Nb5 Bc5 20.Nd4 Bd4 21.ed4 Qd6 22.cd5 Rd5 23.Rc1 Rd4 (23...Bd7 24.Ne4 Qg6 25.Qb3+- ) 24.Qf3 Re8 25.Qf7 Qe5 26.Rfd1 (26.Qb3 Rd6+- ) 26...Rd1?? (26...Bd7+- ) 27.Rd1 (27…Qd5 28.Rd5 Bd7 29.Qd7) 1–0. marekt – negda, ChessWorld.net TN #11089, 2004.

6.Nf3 Be7

7.Nc3 0-0 8.Bd3 d6 9.Bd4 Nd4 10.Nd4 Bd7 11.Qf3 c6 12.bc6+- bc6 13.Nc6 Bc6 14.Qc6 Rb8 15.0-0 d5 16.Qa4 Qc7 17.Rab1 Bd6 18.g3 Rb1 19.Rb1 Rb8 20.Rb8 Qb8 21.Qc6 Bb4 22.Nd5 Nd5 23.Qd5 Bd2 24.Bc4 Ba5 25.Qa5 (25.Qa5 Qb1 26.Kg2 Qb7 27.Qd5 Qd5 28.Bd5+- ) 1–0. jaskier (2150) – jorge luiz franca, internet, 2007.

7.c4 d5 8.Bb2 (8.Nc3!?+/-) 8...0-0+= 9.Be2 Ne4 10.cd5 Qd5 11.Nc3 Nc3 12.Bc3 Ng5 13.d4 Ne4 14.0-0?? (14.Bd2 Bd6+=) 14...Bg4?? (better is 14...Nc3 15.Qc2 Ne2 16.Qe2 Bg4–+) 15.Qc2 Rfd8 16.Qb2 Rd6 17.a3 Nc3 18.Qc3 Rg6 19.e4 Qh5 20.a4 Bh3 21.g3 Bf1 22.Bf1 c5 23.bc6 Rc6+= 24.Qb3 Rb6 25.Qd3 Rd8 26.Kg2 Rb4 27.Rb1 Qa5 28.Rb4 Qb4 29.Qc2 g6 30.h4 Rd6 31.e5 Rc6 32.Qd1 Rc8 33.d5 Bc5 34.d6 Qb2 35.d7 Rd8 36.Bc4 Qf2 37.Kh3 Rd7 38.Qd7= Attacking the backward pawn on f7 38...Qf3 39.Qc8 Kg7 40.Qc5= Qh1 41.Kg4 Qe4 42.Kh3 Qh1 43.Kg4 Qe4 ½–½. Stecyk,Jozef (1730) – Osada,Kacper (1655), 55 Ogolnopolski Turniej Szachowy Poland, 2013.

7.c4 d6 8.Bb2 0-0 9.Be2 a6 10.a4 ab5 11.ab5 Ra1 12.Ba1 c6 13.bc6 bc6 14.0-0 Qa5 15.Nc3 d5 16.Qc2 Ba6 17.d3 dc4 18.dc4 Nc5 19.Rd1 Rb8 20.g3 Bc8 21.Bd3 Nd3= 22.Qd3 Bg4 23.Kg2 Rd8 24.Qc2 Rd1 25.Qd1 Qh5 26.e4?? Qh3–+ 27.Kg1 Nh5 28.Nb1 Nf4!! (28...Nf4 29.Qf1 Bf3 30.Qh3 Nh3 31.Kf1 Be4–+) 0–1. valpa – foxcar, playchess.de, 2002.

7.Be2 0-0 8.0-0 d6 9.Bb2 c5 10.c4 b6 11.d4 Ne4 12.Nbd2 Bb7 13.d5 Nd2 14.Qd2 Ng5 15.Bd3 Nf3 16.gf3 Bf6 17.Kh1 Bb2 18.Qb2 f5 19.Rg1 Qf6 20.Qc2 Rae8 21.Rg3?? Bc8 22.Rag1+/- g6 23.f4 Re7 24.a4 Rfe8 25.Rg5 Kf7 26.R1g3 Qa1 27.Kg2 Qf6 28.h4 Rg8 29.h5 Kf8 30.Qb1 Reg7 31.Qh1 gh5 32.Qh5 Rg5 33.Rg5 Rg5 34.Qg5 Qg5 35.fg5+- Kg7 36.Kg3 Kg6 37.Kf4 Bd7 38.f3 Bc8 39.e4 fe4 40.Be4 Kg7 41.Bf5 Bb7 42.Kg4 a6 43.Kh5 a5 44.f4 Ba8 45.Bc8 Kg8 46.Kh6 Kh8 47.Be6 Bb7 48.f5 (48...Bc8 49.g6 hg6 50.fg6 Be6 51.de6 Kg8 52.e7 d5 53.e8Q) 1–0. CountFromHolland – csanti, playchess.de, 2003.

7.Be2 0-0 8.0-0 d6 9.Bb2 Nc5 10.Nc3 b6 11.Nd4 Bb7 12.Bf3 Bf3 13.Qf3+- d5 14.Nc6 Qd6 15.d4 Nce4 16.Nd5!! Bd8 17.Nf6 Nf6 18.e4 Qd7 19.d5 Re8 20.e5 Qd5 21.ef6 Qb5 22.Rfe1 Bf6 23.Bf6 gf6 24.Qf6 Qc5 25.Re7 Qh5 26.Rae1 Re7 27.Ne7 Kf8 28.Qh8# 1–0. pierre – olalekan8, ChessWorld.net, 2005.

7.Be2 0-0 8.0-0 d6 9.Bb2 c6 10.a4 d5 11.d4 Bd7 12.c4 a6 13.ba6 ba6 14.Ne5 Qb6 15.Ba3 Ba3 16.Na3 Rfd8 17.c5 Qc7 18.Qc2 Ng5 19.Rab1 a5 20.Rb6 Ra7 21.Rfb1 Qc8 22.Qb3 Re8 23.Rb8 Qc7 24.Re8 Ne8 25.Qb8 Kf8 26.Ba6 Bf5 27.Qc7 Rc7 28.Rb6 Ne4 29.Nc6 Bd7 30.Bb5 Nc3 31.Ne5 Bc8 32.Be8 Ke8 33.Nb5 Nb5 34.ab5 f6 35.Nc6 (35.Nc6 g5 36.Rb8+- (< 36.Na5 Ra7 37.Nb3 Ra3+- )) 1–0. Van Rooijen,Peter – Shook,Ray, IECC, 2000.

4.e3 Nf5

5.a4 Bb4?? 6.Be5 (better is 6.Qg4 Qe7 7.Qf5+- ) 6...d6 7.Bc3 Bc3 8.Nc3 (8.dc3?! Nf6=) 8...Nf6 9.Bd3 Nh4 10.g3 Ng2?? (better is 10...Ng6+/-) 11.Kf1+- Ne3 12.de3 0-0 13.Kg2 h6 14.Qf3 Bg4 (14...Re8 15.Qf4+- ) 15.Qb7 c5 (15...Re8 16.Nge2+- ) 16.bc6 Nh7 (16...Qa5 17.Nge2 Be2 18.Ne2+- (18.Be2?! Qc3 19.Rhb1 Rfc8+- )) 17.c7 Qc8 18.Ba6 Nf6 19.h3 Be6 20.Nge2 Ne8 (20...Qb7 21.Bb7 Rac8 22.Bc8 Rc8 23.Rhd1+- ) 21.Nb5 Nf6 22.Nec3 Nd7 (22...d5 23.Qc6 Qe8 24.Qe8 Rae8 25.Nd6+- ) 23.Nd6 Qb7 24.Bb7 Nb6 25.Rhd1 Nc8 26.Ba8 Nd6 27.Rd6 Ra8 28.Rd8 Rd8 29.cd8Q 1–0. Janek – fixiq, internet, 2017.

5.a4 e4!?=.

5.c4 d6 6.Nf3 Nf6 7.d3 Be7 8.e4 Nh6 9.Be2 Bg4 (9...a6 10.0-0=) 10.0-0+= 0-0 (10...a6 11.Nc3+=) 11.Bc1 Kh8 (11...a6 12.Nc3+=) 12.Nh4 (12.Nc3 Nhg8+=) 12...Be2 (12...Be6 13.Bh6 gh6 14.Nf3=) 13.Qe2+= Nd7 14.Bh6 (14.Nf3 Ng4+=) 14...Bh4= 15.Be3 f5 (15...a6 16.ba6 Ra6 17.Nd2=) 16.ef5+= Rf5 17.Qg4 (17.Nc3 Rf8+=) 17...Rf7 (17...Rf8 18.Nd2+=) 18.Nd2 (18.Qe4 Nc5 19.Bc5 dc5+=) 18...Be7 (18...a6 19.a4+=) 19.Ne4 b6 (19...a6 20.Qe6 Rf8 21.a4+=) 20.Ng5 (better 20.f4+- ) 20...Rf6? (20...Bg5 21.Bg5 Nf6 22.Qg3=) 21.Qh5 (21.Ne6 Qg8 22.Nc7 Rd8+- ) 21...h6? (better 21...Qg8+=) 22.Nf7+- Rf7 23.Qf7 Nf6 (23...a6 24.a4+- ) 24.f4 e4 (24...Qd7 25.Rae1+- ) 25.de4 Qd7 (25...Ne4 26.Rae1 Qf8 27.Qf8 Bf8 28.Rf3+- ) 26.Rad1 Rf8 27.Qg6 Ng4 (27...Qe6 28.Rd4+- ) 28.Bd4 White intends e5 28...Bf6 (28...Bd8 29.h3 Nf6 30.e5+- ) 29.e5! de5 (29...Kg8 30.ef6 Nf6 31.Rfe1+- ) 30.Be5 (30.fe5 Ne5 31.Be5 Qd1 32.Rd1 (32.Bf6?! Qf1 33.Kf1 Rf6 34.Qf6 gf6+- ) 32...Be5 33.Rd7+- ) 30...Qe6 (30...Qc8 31.Rfe1+- ) 31.Bf6 (better 31.Rfe1 Re8 32.Rd5+- ) 31...Rf6 (31...Qe3 32.Kh1 Nf6+- ) 32.Rd8 Qg8 33.Rg8 (33.Qg4?! Qd8 34.f5 Qd3+- ) 33...Kg8 34.Qg4 1–0. Goldmund,Heike – Rezack,Thomas, FICGS, 2015.

5.c4 e4 6.d3 Nf6 7.Nd2 Bb4 8.Ne2 ed3= 9.Nf4? Ne4–/+ 10.Bd3 Nd2 11.Ke2 d6 12.Qc2 Ne3= 13.fe3 Bg4 14.Kf2 0-0 (14...0-0 15.Bg7 Re8+- ). gtate (1990) – sanbarrett (2390), net–chess.com, 2004.

5.Bc4 d5 6.Bb3 Qd6 7.Nf3 f6 8.a4 Be6 9.d3 Be7 10.Nc3 Ngh6 11.Ba3 c5 12.bc6 Qc6=+ 13.a5?? Qc3–+ 14.Nd2 0-0 15.0-0 Qc7 16.Bb2 Bd6 17.e4 Nd4 18.ed5 Nb3 19.Nb3 Bd5 20.c4 Bc6 21.c5 Be7 22.d4 e4 23.Nd2? b6 24.Qb3 Kh8 25.ab6 ab6 26.Ra8 Ra8 27.d5 Ba4 28.Ra1?? Bb3 29.Ra8 Bd8 30.Nb3 g5 31.Bf6+/- Kg8 32.Rd8 Kf7 33.Bg5 bc5 34.d6 Qb7 35.Nc1?? Qb4 36.g3? Qe1 37.Kg2–+ Ng4 38.Kh3? Nf2 39.Kh4 Qh1 40.Be7 Qh2 41.Kg5 Qg3 42.Kf5 Qg4 43.Ke5 Qg7 44.Kd5 Qd4 45.Kc6 Qa4 46.Kc5 Qc2 47.Kd5 Qc1 48.Rf8 Kg7 49.Rf2 Qd1 50.Kc6?? Qa4 51.Kd5 Qa8 52.Ke6 e3 53.Rf7 Kg6 54.Rf6 Kg7 55.Bf8?? Kg8–+ 56.d7 Qe4 57.Kd6 Qd4 58.Ke7 Qc5 59.Ke8?? Qh5 60.Ke7 Qc5 61.Rd6?? e2–+ 62.Kd8 e1Q 63.Rg6 hg6 64.Bc5 Qe5 65.Bb6 g5 66.Kc8 Qe6 67.Bc7 g4 68.Kb7 Qb3 69.Bb6?? Qd5–/+ 70.Kc7 Qe5 71.Kc8 Qe6 72.Bc7 Kf7 73.Bg3 Kg6 74.Bc7 Kf5 75.Bg3 Ke4 76.Be1 Kf3 77.Ba5 g3 78.Bb6 Ke2 79.Bc7?? Kf1 80.Bg3 Ke2 81.Bb8 Kd3 82.Kd8 Kc4 83.Bc7 Kb5 84.Kc8 Kc6 85.Kb8 Qd7 86.Ka8 Qc8 0–1. rabelloenter (1960) – gdraper (1960), net–chess.com, 2006.

5.Bd3 d6 6.c4 Nf6 7.Qa4 Bd7 8.Bf5 b6?? 9.Bd7+- Qd7 10.Nf3 Qg4 11.0-0 d5 12.Ne5 Qe4 13.f3 Qf5 14.Na3 Bd6 15.e4! Bc5 16.Kh1 de4 17.fe4 Qe6 18.Nc6 0-0 19.Bf6 gf6 20.Qb3 Kh8 21.d4 Ba3 22.Qa3 Rg8 23.Qf3 Rg6 24.d5 Qd6 25.Nd4 Rag8 26.Nf5 Qe5 27.g3 Re8 28.Rae1 Reg8 29.Qe3 Rg5 30.Nh6 R8g6 31.Nf7 Kg7 32.Ne5 Re5 33.Rf5 Rf5 34.ef5 Rg3 35.hg3 Kf7 36.Qe7 Kg8 37.Qc7 Kf8 38.Qa7 Kg8 39.Re8# 1–0. BorisOwl – EDNURSE, gamecolony.com, 2000.

5.e4 Nd4 6.Bd4 ed4 7.Nf3 Nf6 8.Nd4 Ne4 9.Qe2 Qh4?? 10.Nc3 c5?? 11.Nf5 Qf4 12.Qe4 Qe4 13.Ne4 d6 14.Nfd6 Bd6 15.Nd6 Kf8 16.Nc8 Rc8 17.Bc4 Ke7 18.0-0 Rhd8 19.Rfe1 Kf8 20.d3 Re8 21.Re8 Re8 0–1. curinthia – bmazotti, net–chess.com, 2005.

5.e4 Nd6 6.d4 ed4 7.Bd4 Qe7 8.f3 Nh6 (8...f5!? 9.Nc3 c6+=) 9.Nc3+/- f6 (9...c6 10.Rb1+=) 10.Bd3 c6 11.Nge2 Nhf7 12.0-0 Ne5 13.a4 Qf7 14.f4 Nd3 15.cd3 b6 16.a5 Nb5 (16...ba5 17.bc6 dc6 18.f5+/-) 17.Nb5 cb5 18.Nc3 Bb7? (better is 18...a6 19.Nd5 Bd6+/-) 19.Nb5+- Bc5?? (19...Rb8+- ) 20.Bc5 bc5 (20...Qg8 21.ab6 ab6 22.Nc7 Kd8 23.Na8 bc5 24.Qb1+- ) 21.Nd6 (21…Ke7 22.Nf7+- ) 1–0. Trkn – solarflare, ICC, 2004.

5.e4 Nd6 6.d4 ed4 7.Bd4 Nf6?? 8.e5+- Nf5 9.ef6 Nd4 10.Qd4 Qf6 11.Qe3 Be7 12.Nf3?? Qa1–+ 13.Be2 Qb1 14.Kd2 Qb4 15.c3 Qb2 16.Kd3 Qb5 17.c4 Qf5 18.Kd2 0-0 19.Bd3 Qa5 20.Ke2 Qa2 21.Nd2 Re8 22.Qe4 d6 23.Qh7 Kf8 24.Qh8# 1–0. Nautiluschess – hammers, ICS blitz, 2001.

5.Be5 Ba3 6.Na3 Qe7 7.Bb2 d5 8.c4 d4 9.Bd3 Nf6 10.Nf3 a5 11.Nd4 Nd4 12.0-0 Ne6 13.Nc2 Nc5 14.Be2 Bf5 15.a4 Qe4 16.Ne1 0-0 17.d3 Qh4 18.Bf6 Qf6 19.d4 Rad8 20.d5 Ne4 21.Bd3 Nc3 22.Qc2 Bg6 23.Bg6 hg6 24.Nd3 Ne4 25.Ra3 Rfe8 26.f3 Nd6 27.e4 Qd4 28.Qf2 Qf2 29.Kf2 Nc4 30.Rc3 Nb6 31.Rc7 Na4 32.Ra1 Nb6 33.Ra5 Rc8 34.Rc8 Rc8 35.Ra2 Rc3 36.Ke2 Nc4 37.Ra8 Kh7 38.Rc8 Rc2 39.Ke1 Ne3 40.Rc2 Nc2 41.Kd2 Nd4 42.d6 Kg8 43.d7 Ne6 44.Nc5 Nd8 45.Kd3 Kf8 46.e5 Ke7 47.Kd4 b6 48.Na4 Kd7 49.Nb6 Kc7 50.Nd5 Kb7 51.Kc5 Ne6 52.Kd6 Ng5 53.Ke7 f6 54.ef6 gf6 55.Kf6 1–0. Trkn – waedi, itsyourturn.com, 2000.

5.Be5 a6 6.a4 ab5 7.Bb5 Ra5 8.Nf3 c6 9.Be2 d6 10.Bc3 Ra8 11.0-0 Nf6 12.d4 Ne4 13.Be1 b5 14.c4 ba4 15.Bd3 d5 16.c5 Ba6 17.Qa4 Bd3 18.Qa8 Bf1 19.Qc6 Qd7 20.Ra8 Ke7 21.Qd7 Kd7 22.Kf1 h5 23.Ne5 Ke6 24.Nc3 f6 25.Re8 Ne7 26.Ng6 Kf7 27.Rf8 Rf8 28.Nf8 Kf8 29.Ne4 de4 30.Bb4 Nd5 31.c6! Ke8 32.Bd6 Kd8 33.Ke2 Ne7 34.Be7 Ke7 35.d5 Kd6+- 36.f4 ef3 37.gf3 g5 38.Kf2 Kc7 39.h4 gh4 40.Kg2 f5 41.Kh3 1–0. Trkn – Damien O'Farrell, itsyourturn.com, 2000.

5.Be5 b6 6.Qf3 Rb8 7.Qf5+- d6 8.Qd3 de5+/- 9.Qd8 Kd8 10.Bc4 Bb7 11.Nf3 Nh6 12.0-0 Bf3+/- 13.gf3 Bd6 14.Nc3 Nf5 15.Bf7+- Nh4 16.Ne4 Rf8 17.Ng5 Ke7 18.Bd5+/- h6 19.Ne6 g5?? 20.Nf8+- Kf8 21.Be4 Bb4 22.c3 Bd6 23.h3 c5 24.bc6 Rc8 25.Kh2 h5 26.d4! ed4 27.Kh1 dc3 28.Rac1 Be5 29.Rg1 b5?? 30.Rg5 b4 31.Re5 a5 32.Ra5 Rd8 33.c7 Rc8 34.Ra8 Ra8 35.Ba8 b3 36.ab3 Kf7 37.c8Q c2 38.Rc2 Kg6 39.Be4 Kh6 40.Qe6 Ng6 41.Qg6# 1–0. coloplayah (2060) – rkgoss (1885), net–chess.com, 2007.

5.Be5 b6 6.Qf3 d6? 7.Qa8+- de5 8.Nf3 Nf6 9.Ne5 Nd6 10.Nc6 Qd7 11.Na7 Ke7 12.Nc6 Ke6 13.Nc3 Nde4 14.Nd4 Ke7 15.Ne4 Ne4 16.Qe4 Kd8 17.Nc6 Qc6 18.bc6 f5 19.Qd4 Ke8 20.Ba6! Bc5 21.Qg7 Rf8 22.Bc8 Rf7 23.Bd7 Ke7 24.Qe5 Kf8 25.Qc7 Ke7 26.Qe5 Kf8 27.c7 Rd7 28.c8Q (28.c8Q Rd8 29.Qd8 Kf7 30.Qef6#) 1–0. Woelfelschneider,Peter – Schatz, 2009.

5.Be5 b6 6.Nf3 Bb7 7.Be2 Nf6 8.0-0 d6 9.Bb2 Be7 10.c4 0-0 11.d3 c5 12.e4 Nh6 13.Nbd2 Nd7 14.h3 Ne5 15.Ne5 de5 16.Be5 Qd7 17.Bc3 Rad8 18.a4 Bd6 19.Bg4?? f5? 20.Bf5 Qe7? 21.Bg4+- Qc7 22.Bf3 Bc8 23.Re1 Be5 24.Be5 Qe5 25.Be2 a5 26.Nf3 Qf4 27.Qc1 Qd6 28.Rf1 Nf7 29.Qe3 Ne5 30.Ne5 Qe5 31.Rad1 Rd4 32.f4 Qf6 33.f5 Qe5 34.Qf2 g6 35.Bg4 Kg7 36.Qe3 Kf6?? 37.fg6 (37…Kg6 38.Rf8 Bg4 39.Rg8 Kf7 40.Rg4+- ) 1–0. valpa – Peter_Richard, playchess.de, 2003.

5.Be5 b6 6.Nf3 Bb7 7.Be2 Ngh6 8.0-0 f6 9.Bb2 Bd6 10.c4 0-0 11.d4 c5 12.bc6 dc6 13.c5 bc5 14.Qb3 Rf7 15.Bc4 Rb8 16.Qc2 Qd7 17.dc5 Bc5 18.Bf7 Nf7 19.Qc5 Ba6 20.Bd4 Bf1 21.Kf1 Rb5 22.Qa7 Qa7 23.Ba7 N7d6 24.a4 Rb2 25.Nbd2 h6 26.a5 Nc8 27.Bc5 Rc2 28.Nb3 Rb2 29.Nfd2 (29.Nfd2 Nfd6 30.Bd4+- ; 29.Nfd4 h5+- ) 1–0. mrkt – didier, internet, 2005.

5.Be5 c5 6.Nf3 d6 7.Bb2 Nf6 8.d4 Be6 9.Bd3 h6? 10.d5!+- Nd5 11.e4 Qe7 12.ed5 Bd5 13.Kf1 Qd7 14.Qe2 Ne7 15.c4 Be6 16.Nc3 0-0-0 17.Re1 Nf5 18.a4 Be7 19.Bf5 Bf5 20.b6 a6 21.Qe7 Qe7 22.Re7 Bd3 23.Kg1 Bc4 24.Ne4 Rhg8 25.Nfd2 Be6 26.Rc7 Kb8 27.h4 f5 28.Re7 Bc8 29.Nd6! g6 30.Be5 Ka8 31.Rc7 h5 32.Rh3 Kb8 33.Rc3 Rd7 34.R7c5 Re7 35.Rc8 Rc8 36.Rc8 1–0. pcmvr (2760) – marv (2335), net–chess.com, 2006.

5.Be5 c6 6.c4 Qg5 7.Nf3 Qe7 8.Nc3 d6 9.Bg3 cb5 10.Nb5 Ng3 11.fg3 Bg4 12.Be2 Qe4?? 13.Nc7+- Kd7 14.Na8 Nf6 15.0-0 g6 16.Qa4 Ke7 17.Nc7 Bh6 18.h3 Be3 19.de3 Qe3 20.Rf2 Ne4 21.Nd5 Ke6 22.Ne3 Nf2 23.Kf2 (23.Kf2 Bf3 24.Bf3+- ) 1–0. wlittle (2100) – magilla (2150), net–chess.com, 2005.

5.Be5 c6 6.Nf3 cb5 (6...Nf6!?+/-) 7.Bb5+- a6 8.Bd3 Bd6?? (better is 8...d6 9.Bb2 Nh4+- ) 9.Bb2 (9.Bf5?! Be5 10.Ne5 Qf6+- ) 9...Nf6 (9...Nge7 10.g4 Qb6 11.Bc3 (11.gf5?! Qb2 12.Nc3 Bb4+/-; 11.Bf5?! Qb2 12.Nc3 Bb4+=) 11...Ne3 12.de3+- ) 10.Bf5 (10...Bc5 11.0-0+- ) 1–0. orane (2025) – Paranoid105, Live Game Caissa's Web, 2004.

5.Be5 Nge7 6.Nf3 d6 7.Bc3 d5. Dopper.

5.Be5 Qg5 6.Nf3 d6?? 1–0. pierre (2205) – mrj, internet, 2007.

5.Be5 Qg5 6.Nf3 Qd8 +/-.

5.Be5 Qg5 6.Nf3 Qe7 7.Bc7+- Qb4 8.Nc3 d6 9.Rb1 Qc5 10.b6 ab6 11.Bb6 Qc6 12.a4 Nf6 13.Bb5 Qb5 14.Nb5 Nd5 15.a5 Be7 16.c4 Ra6 17.cd5 0-0 18.0-0 Nh6 19.Nfd4 Ng4 20.Nc7 Rb6 21.Rb6 Bd8 22.Ndb5 Ne5 23.Rd6 Bd7 24.d4 Bg4 25.de5 Bd1 26.Rd1 Be7 27.Rb6 Bb4 28.d6 Ba5 29.Rb7 h5 30.e6 fe6 31.Ne6 Rf6 32.Ng7 h4 33.Ra1 Bb4 34.Ra8 Kh7 35.Ne6 Kh6 36.Rh8 Kg6 37.Rg7 Kf5 38.Nbd4 Ke4 39.Rh4 Kd3 40.d7 Be1 41.Nf4 Kd2 42.Nf3 Kd1 43.d8Q Kc1 44.Rc7 Kb2 45.Nd3 Ka2 46.Nc1 Kb1 47.Qb8 Ka1 48.Ra4 1–0. ooioo (2315) – rkgoss (1760), net–chess.com, 2005.

5.Be5 Qg5 6.Bf4 (6.Bc7 Nh4 7.Bg3 d5+- ) 6...Qf6 7.Nc3 Bb4?? (7...d6 8.Nf3+/-) 8.Ne4 (better is 8.Nd5 Qd8 9.Nc7 Kf8 10.Na8+- ) 8...Qe7 9.Bd3 d5 10.Ng3?? (better is 10.Nc3 Nf6 11.Nf3+/-) 10...Nh4–/+ 11.Kf1 (better is 11.Nh5 Ng2 12.Kf1 Nf4 13.Nf4–/+) 11...h6?? (better is 11...g5 12.a3 Ba5–+) 12.c3 Bd6 (12...Bc5!? 13.Be2 Bb6=) 13.Bd6 Qd6 14.Qh5 (14.Qa4 Ng6 15.Nh5+/-) 14...Qf6? (better is 14...Ng6+=) 15.Qd5+- Ne7 16.Qb3 (16.Qc5 Qb6 17.Qb6 ab6+- ) 16...b6 (16...Be6!? 17.Qa4 Rd8 18.b6 Bd7 19.Qa7 Bc6 20.bc7 Bg2 21.Ke1 Rc8 22.Bb5 Nc6 23.Qb7 Kd7+/-) 17.Be4 Rb8 18.a4 Be6 19.c4?? (better is 19.Qb4+- ) 19...Qa1–+ 20.Ke2 Neg6 (better is 20...f5 21.Bd3–+) 21.Bc6 (21.Nf3 Qf6 22.Nh5 Qe7 23.Ng7 Kf8 24.Ne6 Qe6–+) 21...Bd7 22.Nf3 (22.d4 Bc6 23.bc6–+) 22...Bc6?? (better is 22...Qf6 23.Bd7 Kd7 24.Nh4 Nh4–+) 23.Ra1+- Bd7 (23...Bf3 24.gf3 0-0+- ) 24.Nh4 Nh4 25.a5 0-0 26.a6 (better is 26.Kf1 Ng6+- ) 26...Ng2 27.Qb2 Nh4 (27...f6 28.Qd4 Bh3 29.Qd5 Kh8 30.Qh5+- ) 28.f3 (better is 28.Qd4!? Rfd8 29.Qh4 c5+- ) 28...Bf5?? (28...Ng6+- ) 29.Nh5 f6 30.Rg1 (30.Qd4!? Rbd8 31.Qh4 g5+- ) 30...Bg6 31.Nf4 (31.Qd4 Bh5 32.Qh4 Be8+- ) 31...Bh7 (31...Bf7+- ) 32.Ne6 Rf7 33.Qb3 (better is 33.Qd4 Nf5 34.Qd5 Nd6 35.Nc7 Ne8 36.Ne8 Re8+- ) 33...Re8 (33...Kh8+- ) 34.c5 Kh8 (34...g5 35.Nc7 Rb8 36.d4+- ) 35.cb6 (better is 35.Nd8! Rfe7 36.Nf7 Kg8 37.Nd6 Kf8 38.Ne8 Nf5+- ) 35...cb6 36.Ng5 (better is 36.Nd8! Rfe7 37.Nf7 Kg8 38.Nd6 Kf8 39.Ne8 Nf5+- ) 36...Rd7 (36...Bd3 37.Kd3 Rd7 38.Ke2 fg5+- ) 37.Nf7 (37...Kg8 38.Ne5 Kh8 39.Nd7+- ) 1–0. pinecrest1981 – IndyGuy3, Live Game Caissa's Web, 2004.

5.Be5 Nh4 6.Bb2 b6 7.Nf3 Bb7 8.Nh4 Qh4 9.c4 Nf6 10.d3 (10.Be5 0-0-0+=) 10...Bb4 11.Bc3 Bc5 (11...Ng4 12.Qe2 Bc3 13.Nc3=) 12.Bf6 (12.d4 Bd6+/-) 12...Qf6= 13.Nd2 Bb4 14.Rc1 (14.Rb1 Qd6+=) 14...a6= 15.Be2 (15.Rc2 0-0=) 15...0-0 (15...ab5!? 16.Rc2 bc4-/+) 16.0-0=+ ab5 17.cb5 Ra2 18.Ne4 Be4 19.de4 Qb2 (better 19...Rd2 20.Qb3 Bd6=) 20.Bc4+/- Ra3 21.Qd7 Bd6 22.g3 g6 23.Kg2 (23.Rfd1!?+/-) 23...Re3+= 24.Rb1 Qc2 25.Rfc1 (better 25.Bd5!?+=) 25...Qe4=+ 26.Kg1 Ra3 27.Qc6 Qc6 28.bc6 Rfa8 29.Rd1 R8a5 30.Rbc1 Rc5 31.Bd5 Raa5 (31...Rc1 32.Rc1 b5 33.Rb1-/+) 32.Bg2 (32.Rc5 Bc5 33.Kf1 Kg7=+) 32...Rc1-/+ 33.Rc1 Rc5 34.Rc5 Bc5 (worse 34...bc5 35.Bd5=) 35.Kf1 b5 36.Ke2 f5 37.Bd5 Kf8 38.f3 Ke7 39.Kd3 g5 40.g4 (better 40.Bg8!?-/+) 40...Kd6-+ 41.Bg8 fg4 (41...Kc6?! 42.gf5 Be7 43.Bh7-/+) 42.fg4 h6 43.Ke4 b4 44.Kf5 (44.Bd5 Bf2-+) 44...Kc6 45.Kg6 (45.Bb3 Bg1 46.h3 Kb5-+) 45...Bf8 46.Kf7 (46.h3 Kc5-+) 46...Bd6 47.h3 Kb5 48.Kg6 (48.Kg7 c5 49.Kh6 Bf4-+) 48...c5 49.Kh6 Bf4 50.Kh5 c4 51.h4 gh4 52.Kh4 c3 (better 52...b3-+) 53.Bb3 Kc5 54.g5 Kd4 (better 54...Bg5 55.Kg3 Kd4 56.Kh3-+) 55.g6 Be5 56.Kg4 Kd3 57.Kf5 Bg7 58.Ke6 c2 59.Kf7 Bd4 60.g7 Bg7! 61.Bc2 (61.Kg7 c1Q Combination) 61...Kc2 62.Kg7 b3 (62...b3 63.Kf7 Kd3 64.Kf6 Kd4 65.Ke6 b2 66.Kf5 b1Q 67.Ke6 Qg6 68.Ke7 Kd5 69.Kf8 Qh7 70.Ke8 Ke6 71.Kd8 Qd7) 0-1. Mely (2145) - Bertil (2155), ChessWorld.net, 2018.

5.Be5 Nh4 6.Nf3 Nf3 (6...d6 7.Bb2+- ) 7.Qf3 Qg5 (7...d6!? 8.Bc4 Be6 9.Be6 fe6+- ) 8.Bc7+- d6 (8...Qc5 9.Qe4 Be7 10.Qc4+- ) 9.Nc3 Qc5 (9...Nf6 10.b6 ab6 11.Ne4 Ne4 12.Qe4 Kd7 13.Bb6+- ) 10.b6! ab6 (10...Nf6+- ) 11.Bb5 Bd7 12.Qb7 Rc8 (12...Rd8 13.Bd8 Bb5 14.Bb6 Ba6 15.Qe4 Qe5 16.Qa8 Kd7 17.Qf8 Qg5+- ) 13.Qc8 Ke7 14.Qd8 Ke6 15.Bd7 Ke5 16.f4 1–0. Guest – Guest103, internet, 2020.

5.Be5 Ngh6 6.Nf3 d6 7.Bc3 Bd7 8.Bc4 Be7? 9.0-0?? 0-0 10.e4 Ng3?? 11.fg3+- c6 0–1. marcosr – gdraper (1765), net–chess.com, 2005.

5.Nf3 d6 6.d4 c6 7.de5+/- d5 8.bc6 bc6 9.Bd3 Bb4 10.Nbd2 Ngh6 11.0-0 Be6 12.e4 de4 13.Ne4 Be7 14.c4 0-0 15.h3 Qb6 16.Qc2 Rad8 17.Nfg5?? Nd4 18.Bd4+/- Qd4 19.Rad1 Qe5 20.Nf3 Qf4= 21.Ng3 Bc5 22.Bh7 Kh8 23.Nh5 Qc4=+ 24.Be4 f5?? 25.Qc4?? Bc4–/+ 26.Rd8 Rd8 27.Rc1? fe4–+ 28.Rc4 Rd1 29.Kh2 Bd6 30.Ng3 ef3 31.gf3 Rd2 (31...Rd2 32.Kg2 Bg3 33.Kg3 Ra2 34.Rc6 a5–+) 0–1. gtate (1815) – pouliotsky (1845), net–chess.com, 2002.

5.Nf3 d6 6.Be2 Nf6 7.0-0 Be7 8.d4 e4 9.Nfd2 d5 10.c4 c5 11.cd5 Qd5? 12.Nc3+/- Qd8 13.dc5+- 0-0 14.Nde4 Qc7 15.Na4?? Ne4–/+ 16.b6 ab6 17.Nb6–/+ Rb8 18.Nd5 Qc5 19.Ne7? Qe7–+ 20.Bf3 Rd8 21.Qc1 Nd2 22.Rd1 Nf3 23.gf3 Qg5 24.Kh1 Bd7 25.Rg1? Qh5–+ 26.e4 Qf3 27.Rg2 Bc6 (27...Bc6 28.Qg1 Nh4 29.Bg7 Ng2–+) 0–1. gtate (1815) – pouliotsky (1845), net–chess.com, 2002.

5.Nf3 e4 6.Nd4 Nd4 7.Bd4 b6 8.Be2 d5 9.0-0 Qg5 10.f3 Bh3 11.Rf2 Bd6? (better is 11...Bf5+=) 12.f4+- Qg6 13.Kh1?? (better is 13.Bh5 Qh6 14.gh3+- ) 13...Bd7 14.c4 c5 15.bc6 Bc6 16.Bh5 Qe6?? (better is 16...Qh6 17.Qg4 A) 17...dc4?? 18.Bg7 Bd7 19.Bf7 Ke7 20.Qg3 (20.Bh6?! Bg4 21.Bg7 Kf7 22.Bh8 Be7+- ) 20...Kf7 21.Bh6 (21.Bh8?! Ne7 22.Qg5 Nf5 23.Qh6 Nh6+- ) 21...Nh6 22.Qg5+- ; B) 17...Kf8 18.cd5 Bd5=) 17.Bg7+- 0-0-0 18.Bh8 f6 (18...dc4 19.Qc2+- ) 19.Bg4 Qg4 (19...f5 20.cd5 Bd5+- ) 20.Qg4 Bd7 21.Qe2 Be7 22.cd5 Nh6 23.d6 Ng4 24.Rf1 (better is 24.Qc4 Kb7 25.Qc7 Ka6 26.de7 Nf2 27.Kg1 Nh3 28.gh3 Rg8 29.Kf2 Be6 30.Bf6 Bf7+- ) 24...Bd6 25.Bf6 (better is 25.Qc4 Kb8 26.Bg7 Bc8+- ) 25...Nf6 26.Rc1 Kb7 27.Nc3 Bg4 (27...Ba3 28.Rc2+- ) 28.Qf1 (28.Qc4 Kb8 29.Qd4 Ne8+- ) 28...Bb4 (28...Ba3 29.Rc2 Rd3 30.f5+- ) 29.Qc4 Rd2 30.Qb4 (30…Rd7 31.Ne4+- ) 1–0. valpa – Ralf, playchess.de, 2003.

5.Nf3 e4 6.Nd4 Nd4 7.Bd4 Nf6 8.Be2 d5 9.d3 c5 (9...Bb4 10.Nc3=) 10.Bb2 (10.bc6 bc6 11.Nd2 ed3 12.Bd3 Bg4=) 10...d4 (better is 10...ed3!? 11.Qd3 c4=) 11.ed4 cd4 12.0-0 Bc5 13.c4 (13.de4!? Ne4 14.Bd3+=) 13...0-0= 14.de4 Ne4 15.Bd3 Bf5?? (15...Re8 16.Re1 Nf6 17.Ba3=+) 16.Nd2?? (better is 16.Qf3 Nd6 17.Bf5 Nc4 18.Bh7 Kh7 19.Qd3 Kg8 20.Qc4+- ) 16...Nd2 (16...Nc3 17.Qf3 Bd3 18.Qd3=) 17.Qd2= Bd3 18.Qd3 Re8 19.a4 (19.Rad1 Qd7=) 19...Qg5 20.Ba3 (20.Bd4 Rad8 21.Rfe1 Re1 22.Re1 h6–+ (22...Bd4? 23.Qd4 h6 24.Qa7+- )) 20...b6 (20...Ba3 21.Ra3 Rad8 22.a5=) 21.Bc5 bc5 22.a5 Rab8 23.b6 (23.Rfe1!?=) 23...ab6=+ 24.ab6 (24.a6!?=+) 24...Rb6–/+ 25.Ra5 Reb8 (25...Rg6 26.g3–+) 26.Rb5 Rb5 27.cb5 Qd5 28.Rc1 h6 29.Qc4? (better is 29.Kh1–/+) 29...Qc4–+ 30.Rc4 Rb5 31.Kf1 f6 32.Ke2 (32.f4 g6–+) 32...Kf7 33.Kd3 (33.h4 Ke6–+) 33...Ke6 34.f3 (34.Ra4 Rb3 35.Ke2 Rb2 36.Kf3 Kd5–+) 34...Kd5 35.Rc2 g5 (35...c4 36.Kd2–+) 36.g4 (36.Kd2 c4–+) 36...Rb3 37.Ke2 (37.Kd2 Rf3 38.Kd1 Rf4–+) 37...c4 (better is 37...d3 38.Kd2 dc2 39.Kc1–+) 38.Rc1 (38.Ra2 Re3 39.Kf2 Kc5–+) 38...d3 (better is 38...Rb2!? 39.Kf1 Rh2 40.Kg1–+) 39.Kd2 Kd4 40.h3 (40.Ke1 c3 41.Ra1 Rb2–+) 40...Rb2 41.Kd1 c3 (42.f4 Rb1–+) 0–1. stoker – CruelTeenWitch, Live Game Caissa's Web, 2004.

5.Nf3 f6 6.Bc4 d5= 7.Bb3 Be6 8.0-0 Qd7= 9.a4 b6 10.d4 e4 11.Ne5?? fe5–+ 12.de5 Nge7 13.Qh5 g6 14.Qe2 Bg7 15.Nd2 0-0 16.Rad1 c5 17.Nc4?? Qb7 18.Nd6 Nd6 19.ed6 Nf5 20.Qd2? c4 21.Ba2 Bb2 22.c3 Ba3 23.d7 Qd7 24.f4 Bc5 25.Bb1 Ne3 26.Rfe1 Nd1 27.Kh1 Ne3! 28.Re3 Be3 29.Qe3 Rae8 30.Qg3 Bf5 31.Qh4 Qe7 32.Qg5 Qg5 33.fg5 Bd7 34.h3 e3 35.Bc2 e2 36.Kg1 e1Q 37.Kh2 Bh3! 38.Kh3 Re3 39.Kh2 Qh4 40.Kg1 Re1# 0–1. Nautiluschess – Guly, ICS blitz, 2001.

5.g3 d6 6.Bg2 Nf6 7.Ne2 Be7 8.0-0 0-0 9.d3 Rb8 10.Nd2 b6 11.c4 Be6 12.a4 Nd7 13.e4 Nh6 14.a5 Nc5 15.Nb3 Nb3 16.Qb3 Ng4 17.a6 Bf6 18.Nc3 Nh6 19.Qd1 Bg4 20.f3 Be6 21.f4 Ng4 22.Qd2 Bd7?? 23.fe5 Be5 24.d4 Bf6 25.Nd5 c6 26.Nf6+- Nf6 27.d5 cb5+= 28.Bf6 gf6 29.cb5 Bb5 30.Rf4 Kh8 31.Rh4 Rg8 32.Qh6 Rg7 33.Bf1 Bd7 34.Bd3 Qe8? 35.Rf1 Qe5 36.Rf6?? Qd4= 37.Kg2?? Qd3–+ 38.Rff4 Qd2 39.Rf2 Qh6 40.Rh6 b5 41.Rd6–/+ Bg4 42.Rdf6 Bh5 43.d6 b4 44.d7 b3 45.Rb2 Bd1?? 46.Rd6+- Rgg8 47.e5?? Bc2 48.e6 fe6 49.Re6 Rgd8 50.Re7 Kg8 51.Kf2 Kf8 52.Rh7 Bh7 (53.h4 Rd7–+) 0–1. baudrey – Herron, Live Game Caissa's Web, 2004.

5.g4 Nfh6 6.g5 Nf5 7.Nf3 e4–/+ 8.Ne5 d5 9.h4 Bd6 10.Be2 Be5 11.Be5=+ f6 12.gf6 gf6 13.Bh5+/- Ke7 14.Bf4 Be6 15.Nc3 c6 16.Qe2 h6 17.Rb1 c5 18.Bg6 h5 19.Bh5 d4 20.Ne4 de3 21.fe3 Bd5 22.Bf3 Nh4 23.Rh4 Rh4+/- 24.Nc5 Bf3 25.Qf3+- Qb6? 26.Qe4 Kf7 27.Qd5 (27.Qd5 Kg6 28.Nd7+- (28.Nb7 Rh5 29.Qg2 Kh7+- ; 28.Qb7? Qb7 29.Nb7 Rh1 30.Ke2 Rb1–+)) 1–0. fanta5 – nitehawk9, Live Game Caissa's Web, 2005.

5.Be5 Bb4

6.Bd3 d6 7.Bf5 Qg5?? 8.Bc8 Rc8 9.Bg3 Qd5 10.a4 Qg2 11.Qf3 Qf3 12.Nf3 Nf6 13.Nc3 0-0 14.0-0 Rcd8 15.Ne2 Ne4 16.d3 Nd2 17.Nd2 Bd2 18.c3 Rc8 19.Rfd1 Be3 20.fe3 Rfe8 21.e4 Rcd8 22.c4 c5 23.bc6! bc6 24.Rab1 c5 25.Rb7 Re7 26.Re7 1–0. tanto (1765) – mmelchiorre, net–chess.com, 2002.

6.g4 Nh4?? 7.Bg7+- Ng6 8.c3 Bd6 9.Nf3 Qe7 10.h4 f5 11.Bh8 Nh8 12.Qb3 Qf8 13.gf5 Be7 14.Rg1 Nf6 15.d4 Nf7 16.Nbd2 d6 17.Bd3 Nh6 18.Ng5 Qg7 19.0-0-0 Qg8 20.Ne6 Qf7 21.Nc7 Kd7 22.Qf7 Nf7 23.Na8 Nd5 24.Bc4 Nc3 25.Bf7 Nd1 26.Be6 Ke8 27.Rg8 Bf8 (27...Bf8 28.Nc7 Ke7 29.f6 Kf6 30.Rf8 Kg7 31.Rc8 Nf2 32.Nc4 Kg6 33.Rf8 Nd3 34.Kc2 Nc5 35.dc5 Kh5 36.cd6 Kh4 37.d7 Kg3 38.Rg8 Kf3 39.d8Q a6 40.Qd2 ab5 41.Bd5#) 1–0. wlittle (1660) – mvoong, net–chess.com, 2001.

6.Qg4 d6 7.Bg7 Ne3 8.Qe4 Qe7 9.Qe3 Nf6 10.Qe7 Ke7 11.Bh8 Bd7 12.Bf6 Kf6 13.Bd3 Re8 14.Ne2 c5 15.0-0 d5 16.Nec3 Be6 17.Re1 h5 18.Nd5! Kg7 19.Nb4 cb4 20.Re4 Kf6 21.f3 Rg8 22.Rb4 Bh3 23.g3 Re8 24.Nc3 Re5 25.Ra4 Bd7 26.Ra7 Bc8 27.f4 Rc5 28.Ne4 Kg7 29.Nc5 b6 30.Na4 (30.Na4 Be6 31.Nb6+- ) 1–0. hardgamer – juancabeta, internet, 2006.

6.Qg4 d6 7.Bg7 Ng7 8.Qb4 Nf6 +- .

6.Qg4 d6 7.Bg7 Nfh6?? 8.Qb4 1–0. Wall,Bill – Lov2Play, internet, 2002.

6.Qg4 Be7 7.Bc7 Qc7 8.Qf5 +/-.

6.Qg4 Be7 7.Bg7? Ng7 8.d4 Ne6 –+.

6.Bg7 Ng7 7.Qg4 Bf8 8.Bc4 d5 9.Qf4 dc4 (9...Ne6 10.Qg4 Nf6 11.Qe2 dc4 12.Qc4-+) 10.Nf3 (10.Qc4 Be6 11.Qa4 Qg5-+) 10...Qf6 11.Qf6 Nf6 12.c3 (12.Nc3 Bf5 13.Ne5 Be6-+) 12...Bd6 13.Na3 (13.Nd4 Rg8-+) 13...Be6 (13...Ba3 14.Ne5 Be6 15.Rg1-+) 14.Ng5 (14.Nc2-+) 14...Ba3 15.Ne6 fe6 16.0-0 (16.Rb1 0-0-0 17.f3 Rd3-+) 16...0-0-0 17.Rac1 (17.f3 Rd2 18.Rad1 Ra2-+) 17...Ne4 (17...Bc1 18.Rc1 Rd2 19.f3-+) 18.d4 (18.Rc2 Rd2 19.Rd2 Nd2-+) 18...Bc1 (better 18...cd3 19.Rb1-+) 19.Rc1 e5! 20.f3 (20.de5 Rd5 Double attack (20...Rd5 Decoy)) 20...ed4 21.fe4 (21.cd4 Nd6-+) 21...d3 22.Rd1 Ne6 23.Kf2 Rhg8 24.Ke1 Rg2 25.Rd2 Rd2 (25...Rg1 26.Kf2 Rdg8 27.Rd3 cd3 28.a4 d2 29.e5 R8g2 30.Kf3 Ng5 31.Kf4 Rf2) 26.Kd2-+ Nc5 27.e5 Ne4 28.Kc1 d2 29.Kd1 (29.Kb2 d1Q 30.Ka3 Rd2 31.b6 Qb1 32.ba7 Ra2) 29...Nc3 30.Kc2 d1Q (30...Rd3 31.a4 d1Q 32.Kb2 Qd2 33.Ka1 Qc1) 31.Kc3 Qd3 (31...Qd2 32.Kc4 Qe3 33.Kb4 Rd4 34.Ka5 Qc3) 32.Kb4 Qe3 (32...Qd2 33.Kc5 b6 34.Kc4 Qe3 35.e6 Rd4) 33.e6 (33.b6 c5 34.Ka4 Qc3 35.a3 Qb3 36.Ka5 ab6) 33...Qe6 (33...c5 34.bc6 Qd2 35.Kc4 Qd3 36.Kb4 Rd4 37.Kc5 b6) 34.a3 (34.Ka4 Qe1 35.h3 b6 36.Ka3 Qc3 37.Ka4 Qa5) 34...Qd6 (34...Qe1 35.Kc4 Qe3 36.Kb4 Rd4 37.Ka5 Qa3) 35.Ka4 (35.Kc3 Qa3 36.Kc4 Qd3 37.Kb4 Rd4 38.Kc5 Qc3) 35...Qc5 36.h4 Rd4 (36...Rd3 37.b6 Ra3) 37.h5 c3 (37...Rd3 38.b6 Ra3) 38.Kb3 c2 39.h6 (39.b6 Qc4 40.Kb2 c1Q) 39...Qb5 (39...Qc4 40.Kb2 c1Q) 40.Ka2 (40.Kc2 Qc4 41.Kb2 Rd2 42.Kb1 Qf1) 40...c1Q (40...Qb1) 41.a4 Ra4 (41...Qa4) 0-1. ClayPigeons (2120) - KingRod (2115), Rated Bullet game, lichess.org, 2020.

5.Be5 Bc5

6.e4 d6 7.Bb2 Qe7 +=.

6.e4 Nd6?? 7.Bg7+- Nh6 (7...Bf2 8.Ke2 Qe7 9.Bh8 (9.Kf2?! Ne4 10.Kf3 d5 11.Bh8 Bg4 12.Kg4 Nf2 13.Kf3 Nd1+/-) 9...Ne4 10.Kf3+/-) 8.Bh8 (8.Bh6?! Qf6 9.Nh3 Qa1+/-) 8...Ne4 9.Nh3 d5 10.Qf3 (better is 10.d3 Nf6+- ) 10...Bh3 11.gh3 Bf2 12.Kd1 Qg5 13.d3 Qd2 (13...0-0-0 14.Bb2 Bc5+- ) 14.Nd2 Nd2 15.Kd2 Bd4 16.Bd4 (16.Re1 Kf8 17.Bd4 Re8 18.Bc5 Re7 19.Be7 Kg8 20.Rg1 Ng4 21.Rg4 Kh8 22.Bf6) 16...c5 17.Bc5 (17.Re1 Kd8 18.Qd5 Kc7 19.Qc5 Kd7 20.Re7 Kd8 21.Qc7) 17...b6 18.Re1 Kd8 19.Qd5 Kc8 (19...Kc7 20.Qc6 Kd8 21.Re8) 20.Re8 (20…Kc7 21.Qc6) 1–0. valpa – Turk, playchess.de, 2003.

6.Nf3 d6 7.Bb2 Nf6 8.d4 Bb6 9.a4 (9.Bd3 0-0+/-) 9...Ba5 10.Bc3 (10.Nbd2 d5+/-) 10...Bc3 (10...c5!?+=) 11.Nc3+/- 0-0 12.Be2 White prepares the advance d5 (12.Bd3 d5+/-) 12...a6 (12...Qe7 13.Bd3+/-) 13.0-0 (13.e4 Ne7+- ) 13...Re8 (13...Qe7 14.Bd3 ab5 15.ab5 Ra1 16.Qa1+- ) 14.Qd3 Nh6 15.d5 (15.Qd2 a5+/-) 15...Bf5 16.Qd2 Qd7 (16...ab5 17.Bb5 Bd7 18.Nd4+/-) 17.Bd3 (17.ba6 ba6 18.Ng5 Bg6+- ) 17...Bg4 (better is 17...ab5!? 18.ab5 Nhg4+/-) 18.Nd4+- Re5 (18...Bf5 19.ba6 ba6 20.f3+- ) 19.f3 Bh5 20.e4 (20.ba6 ba6 21.Nc6 Ree8+- ) 20...Bg6 (20...ab5 21.ab5 Qd8 22.h3+- ) 21.ba6 ba6 22.Nc6 Ree8 23.a5 (23.Ra3 Qc8+- ) 23...Nh5 (23...Qc8 24.Qg5+- ) 24.g4 Ng4 25.fg4 Qg4 26.Qg2 Qh4 (26...Qg2 27.Kg2 Nf6 28.Ra4+- ) 27.Rf3 Nf4 (27...Nf6 28.Rh3 Qg4 29.Qg4 Ng4 30.Rb1+- ) 28.Qg3 Qg3 29.hg3 Nd3 30.cd3 (30.Rd3?! Be4 31.Ne4 Re4+- ) 30...f6 (30...f5 31.Rf4 fe4 32.de4+- ) 31.Rb1 Kf7 (31...Rf8 32.Rf2+- ) 32.Rb7 Rec8 33.g4 h6 (33...Ke8 34.Na4+- ) 34.Ne2 (34.e5 Kf8 35.ef6 h5 36.gh5 Bh5+- ) 34...Kf8 (34...Ke8 35.Rf1 Bf7 36.Ned4+- ) 35.Nf4 Bf7 36.d4 (36.Ne6 Be6 37.de6 d5+- ) 36...Re8 (36...Ke8 37.Rfb3+- ) 37.Re3 (37.e5 Rec8+- ) 37...g5 (37...Rac8+- ) 38.Ne6! Be6 39.de6 Re6 40.d5 Ree8 41.Rc7 Rec8 42.Rh7 (better is 42.Rd7 Re8+- ) 42...h5 (42...Re8 43.Rh3+- ) 43.gh5 Re8 (43...Kg8 44.Rd7 Re8 45.Ne7 Kg7 46.Nf5 Kh8 47.Nd6+- ) 44.Rd7 (44.Rb3 Re4 45.Rbb7 Rg4 46.Kf2 Rf4 47.Kg3 Rg4 48.Kg4 f5 49.Kg5 Kg8 50.Rbg7 Kf8 51.h6 Re8 52.Rh8) 44...f5 (44...Kg8+- ) 45.h6 Kg8 46.Ne7 1–0. Bulcourf,Carlos (2205) – Candel,Damian, Villa Martelli Argentina, Pro–Am Open, 2010.

6.g4 d6 7.Bb2 Nfh6 8.Bg7 Bg4 9.Be2 Nf6 (9...Be2 10.Ne2 Qh4 11.Bh8+- ) 10.Bh8 Ne4 (10...Be2 11.Ne2 Qe7 12.d4+- ) 11.Nc3 (11.Bg4 Qh4 12.Qf3 Qg4+- ) 11...Qh4 (11...Bf5 12.Ne4 Be4 13.Bf3+- ) 12.Ne4 Be2 13.Nd6! Kd7 (13...Bd6 14.Qe2 Zwischenzug; 13...cd6 14.Qe2 Zwischenzug) 14.Qe2 Bd6 15.Bc3 (better 15.Bd4+- ) 15...Bh2 (15...Rg8 16.Nf3 Qe4+- ) 16.Nf3 Qh3 17.Rh2 Qe6 18.Ne5 (better 18.Qd3 Ke7 19.Nd4 Qg6 20.Bb4 Ke8 21.Rh6 Qg1 22.Ke2 Qg4 23.Kf1 a5+- ) 18...Kc8 19.Rh6 Qf5 20.f4 f6 21.Rf6! Qf6 (21...Qf6 22.Qg4 Mate attack) 22.Qg4 Kb8 (22...Qe6 23.Qe6 Kd8 24.Qd7) 23.Qg8 Qd8 24.Qd8 1–0. michaelbuss (2850) – Brainfade, ChessWorld.net, 2009.

6.g4 f6 7.gf5 fe5 8.Qh5 Kf8 9.Bc4 Qf6 10.Nc3 g6 (10...d6 11.Be6! e4 12.Bc8 Rc8 13.Nge2+/-) 11.fg6 Qg6?? (11...hg6 12.Qe2 Ba3 13.Rb1+-) 12.Qg6 (better 12.Qe5 d5 13.Nd5+- (worse 13.Bd5 Qg7 14.Qg7 Kg7+-)) 12...hg6+/- 13.Nf3 d6 14.Nd5 (14.Rg1 Ne7+/-) 14...Bb6 (14...c6 15.Nc7 Rb8 16.Rb1+=) 15.Nb6 ab6 16.Rg1 Ne7 17.Ke2 (17.e4 Ra3 18.Ke2 Rh3+/-) 17...Kg7 (17...e4 18.Ng5 d5 19.Bb3+=) 18.Rg2 (18.e4 Kf6+/-) 18...Kf6 (18...Bh3 19.Rg5+=) 19.Rag1 (19.e4 c6+/-) 19...Be6 (19...Bh3 20.Rg5+=) 20.Be6+/- Ke6 21.Ng5 Kf6 (21...Kd7 22.Ra1+=) 22.Ne4 Kf7 23.f4 Rag8? (better 23...Ra2!? 24.fe5 de5 25.Rf1 Ke6 26.Ng5 Kd7+=) 24.fe5 de5 25.Rf1 Ke8? (better 25...Nf5+-) 26.Nf6 Kf7 27.Ng8 Kg8 28.a4 (28.Rf6!? Kg7 29.Re6 Kf7 30.Re5 c5+-) 28...Kg7 29.c4 Rh5 30.Ra1 Nf5 31.a5 (31.c5 bc5 32.a5 c4+-) 31...ba5 32.Ra5 Nd6 (32...Rh4 33.Kd3 Kf6 34.b6 e4 35.Ke2+-) 33.c5 Ne4 34.b6 cb6 35.cb6 Rf5 (35...Kf6 36.d3 Nd6 37.Ra8+-) 36.Rd5 (36.d4 Nd6 37.Re5 Re5 38.de5 Nc4+-) 36...Kf6 37.Rd7 Nc5 38.Rc7 e4 39.Rf2 Rf2 40.Kf2 Nd3 41.Kg1 Ne1 (41...Ne5+-) 42.Rb7 Nf3 43.Kh1 Nd2 44.Rf7! Kf7 45.b7 Nf1 (45...Ke7 46.b8Q Nf3 47.Qb4 Ke6 48.Qe4 Ne5 49.h4+-) 46.b8Q Ne3 47.Qa7 (47.Qa7 Kg8 48.Qe3+-) 1-0. carlos78 (2225) - ariya91 (1910), Rated Blitz game, lichess.org, 2014.

6.g4 Nh4 7.Bg7 b6 8.d3 (8.Bh8 Bb7 9.f3 Ng6+- ) 8...d5 (8...Bb7 9.e4 (9.Bh8?! Bh1 10.h3 Qe7+- ) 9...Ng6 10.h4+- ) 9.h3 (better 9.Bh8 d4 10.Qe2 de3 11.fe3 Qd5+- ) 9...Ng6 10.f4 (10.d4 Bf8 11.Bh8 Nh8+- ) 10...Nf6? (10...Qh4 11.Kd2 Qf2 12.Kc3 Be3+- ) 11.Bh8 Nh8 12.Bg2 (12.g5!? Ng8 13.d4 Bd6+- ) 12...Be3 13.Qe2 Qe7 14.f5 (14.g5!? Nh5 15.Qh5 Bd4 16.Ne2 Ba1 17.Bd5 Rb8 18.Qh7 Ng6+- ) 14...a6 (14...Bd7 15.a4+- ) 15.ba6 Ba6 16.Nf3 0-0-0 17.Kd1 Re8 18.Nbd2 (18.Qe1 d4+- ) 18...Kd8 (18...Qa3 19.Re1+- ) 19.Re1 (19.Nf1!? d4 20.Ne3 Qd6+- ) 19...Qa3 20.Qf1 (20.Qe3 Re3 21.Re3 Bb7+- ) 20...Qb2? (20...d4 21.c4 Ne4=) 21.Nb3+- Ne4?? (21...c5 22.Nfd2 Qc3+- ) 22.Re3 Ng3 (22...Nc3 23.Kd2 Ne4 24.Ke1 Qc2+- ) 23.Re8 Ke8 24.Qe1 Ne4 25.de4 de4 26.Qe4 Kd8 27.Nfd4 Kc8 28.Qe8 1–0. Santos Neto,Amazonas (1670) – Bispo,Marcia de Lima, 2nd Floripa Open, 2016.

6.g4 Nfh6 7.Bg7 d6 8.Bh8 (8.h3 f5 9.Bh8 fg4 10.hg4 Bg4+- ) 8...Ng4 9.Be2 (9.Nc3 Qh4 10.Qf3 Ne7+- ) 9...Qg5 (9...Qh4 10.Bg4 Bg4+- ) 10.Nf3 (10.h3 Ne5 11.Nf3 Nf3 12.Bf3 Ne7+- ) 10...Qh6 11.Bb2 (11.h4 N8f6 12.Nc3 Be6+- ) 11...Be6 (11...N8f6 12.Nc3+- ) 12.a4 0-0-0 13.c4 (13.Nc3 N8f6 14.a5 d5+- ) 13...Ne7 (13...f5 14.h4+- ) 14.d4 Bb4 15.Bc3 Bc3 16.Nc3 c5 (16...Kb8 17.a5+- ) 17.d5 (better 17.bc6 bc6 18.Rb1 Bf5+- ) 17...Bf5 18.h3 (18.a5 Ng6+- ) 18...Nf6 (18...Qf6 19.hg4 Qc3 20.Nd2+- ) 19.h4 (19.Rg1 Qh3 20.a5 Kb8+- ) 19...Bg6 (19...Ne4 20.Ne4 Be4 21.Rg1+- ) 20.Ng5 Qg7 (20...Nf5+- ) 21.Bg4 (better 21.Rg1+- ) 21...Ng4+- 22.Qg4?? (better 22.Nge4 Be4 23.Ne4+- ) 22...Bf5= 23.Qg3? (better 23.Qd1 Qc3 24.Kf1 Qc4 25.Kg2=+) 23...Qc3–+ 24.Ke2 Qd3?? (better 24...Qc4 25.Kf3 Qd5 (25...Nd5?! 26.Rhc1 Nc3 27.Kg2=+) 26.e4 Be4 27.Ne4 f5–+) 25.Kf3= Be4?? (better 25...f6 26.Rad1 Qc4=) 26.Ne4+- Nf5 (26...Kc7 27.Rhc1 Nf5 28.Nc5 Qe3 29.fe3 Ng3 30.Nb7 Kb7 31.Kg3 Re8+- ) 27.Qg4 Kb8 28.Qf5 Qc4 29.Qf7 Qb4 30.Qh7 (30.Rhg1 h6 31.Rg7 Qe4 32.Ke4 Rd7 33.Qd7 c4 34.Qb7) 30...Rf8+- 31.Kg2 Qc4 32.Rhc1 (better 32.Qb7! Kb7 33.Nd6 Kc7 34.Nc4 Rf7+- ) 32...Qd5 33.Qe7 Qg8 34.Kh2 (34.Kf1 Rf7 35.Qd6 Ka8 36.Rc5 b6 37.Qc6 Kb8 38.Re5 Rd7 39.Qd7 Qc4 40.Kg2 Qg8 41.Ng3 Qc8 42.Re8 Qe8 43.Qe8 Kb7 44.Rd1 a6 45.Rd7) 34...Qh8 35.Qd6 (35.Nd6 Rf2 36.Kg1 Rf1 37.Kf1 Qf6 38.Qf6 a5 39.Qf7 c4 40.Qb7) 35...Ka8+- 36.Qg3 (better 36.Kh3 Rg8+- ) 36...b6 37.a5 Kb7 38.a6 (38.Nc5 bc5 39.a6 Kc8 40.Rc5 Kd7 41.Rd1 Qd4 42.Rd4 Ke6 43.Rc6 Kf7 44.Qg6 Ke7 45.Rc7) 38...Ka8 39.Ra2 Qh5 40.Ng5 Rh8 (40...c4 41.Qg2 Qf3 42.Nf3 Kb8 43.Ne5 Rf2 44.Rf2 Kc7 45.Rd1 Kb8 46.Qb7) 41.Qg2 (41.Qg2 Qf3 42.Qf3 Kb8 43.Qb7) 1–0. retiponziani (1785) – farmyard (1820), ChessWorld.net, 2014.

6.Qg4 Ngh6 7.Qf4 c6 8.Bg7 Ng7 9.Qe5 Be7 10.bc6 0-0 11.c7 Qe8 12.Bc4 Nhf5 13.Nc3 Bb4 14.Qe8 Re8 15.Nd5 Bc5 16.Nf6 Kf8 17.Nf3 Re7 18.Nh7 Kg8 19.Nf6 Kf8 20.Nd5 Re4 21.d3 Re6 22.Ng5 Re5 23.Nh7 Kg8 24.Nhf6 Kf8 25.Ng4 Re6+/- 26.e4 Kg8? 27.Ndf6+- Rf6 28.Nf6 Kh8 29.ef5 Nf5 30.Nd5 b5 31.Bb5 Bd4 32.c3 Bc5 33.d4 Bd6 1–0. Dingbat – babylyub, ICS rated light match, 1998.

6.Bg7 Ng7 7.Nf3 d6 8.d4 Bb4 9.c3 Ba5 10.Qc2 Bf5 11.Bd3 Bd3 12.Qd3 Qf6 (better 12...Nf6-/+) 13.Qe4+= Ne7 14.Qb7 0-0 15.Qa6 Bb6 16.0-0 c6 17.bc6 Nc6 18.c4 Nb4 (18...Rab8 19.Nc3+=) 19.Qa4 Nd3 (19...Rfb8 20.a3 (20.Qb4?! Bd4 21.Qb8 Rb8 22.ed4 Ne6=) 20...Nd3 21.Ra2+/-) 20.Nc3 Rac8? (better 20...Qg6+/-) 21.Nd5+- Qd8 22.Qc2 (22.Nb6 Qb6 23.Rab1 Nb2+-) 22...Nf2 23.Rf2 Nf5 (23...f5+-) 24.Qf5 Rc4 (24...f6+-) 25.Ng5 (25.Ng5 Rc1 26.Rc1 Qg5 27.Qg5 Kh8 28.Qf6 Kg8 29.Ne7) 1-0. MASZTALERZ (2185) – koshur, Rated Classical game, lichess.org, 2016.

6.Bg7 Ng7 7.Qg4 Ne6 8.d4 Nf6 9.Qf5 Bd6 10.d5 Nc5 11.Nf3 Rg8 12.Ng5 Rg6 13.h4 Rg7 14.h5 Be7 15.h6 d6 16.Qf4 Rg6 17.Nd2 Nd5?? 18.Nb3?? Nf4–+ 19.Nc5 Rg5 20.ef4 Rc5 21.c4 Bf5 22.Rh5 Bf6 23.g4 Bc3 24.Kd1 Bg4 25.Kc2 Ba1 26.Rh2 Bd4 27.Rg2 Bf3 28.Rg8 Kd7 29.Rd8 Rd8 (30.Bd3 Bf2–+) 0–1. minotavros – babylyub, ICS rated blitz match, 1998.

5.Be5 d5

6.Nc3 f6 7.Bf4 Bc5 +/-.

6.c4 dc4 7.Bc4+/- Nd6 8.Bb3 Qg5 9.Bg3 Qb5?? 10.Nc3 Qa5+= 11.Nge2 Nf6 12.0-0 Be7 13.f3 0-0 14.d4 c6 15.e4 Nb5 16.Nb5 Qb5 17.Kh1 Nh5 18.Rb1 Ng3= 19.Ng3 Qg5 20.f4 Qh6 21.f5 Bh4 22.Qf3 Bg3 23.Qg3+/- Kh8 24.e5 Bd7 25.Bc2 b6 26.Rf4 g5? 27.fg6+- fg6 28.Rh4 Qg7 29.Bg6 h6? 30.Qg5 Kg8 31.Rh6 Bf5 32.Re1 Rf6 33.ef6 (33.ef6 Be4 34.Bf5 Bg2 35.Kg1 Qg5 36.Be6 Kf8 37.Rh8 Qg8 38.Rg8#; 33.Bf5?! Qg5 34.Rf6 Qd2 35.Be6 Kh8+=) 1–0. Reeves,A – Hayes,Peter, USA–ch amat North, 1994.

6.c4 Bc5 7.g4 Nh4?? (better is 7...Qe7 8.Bb2 Nd4 9.cd5 Nf6+=) 8.Bg7+- Nh6 (8...Ng6+- ) 9.Bh8 (9.Bh6?! Qf6 10.Nc3 Qh6 11.Nd5 Qd6+- ) 9...Ng4 10.Nf3 Nf3 11.Qf3 (11…Be6 12.Bg2+- ) 1–0. hal1958 – Stallbursche, playchess.de, 2003.

6.c4 Bd6 7.Bb2 dc4 8.Bc4 Nf6 9.Nf3 0-0 10.0-0 Be7N 11.d3 (11.Qc2!? g6 12.Nc3+- ) 11...Nd6 12.Nbd2 Nc4 13.dc4 Bf5 14.Qb3 c5 (14...Bd6 15.Rfe1 Re8 16.Qc3+/-) 15.Rfe1+/- Ne4 16.Rad1 Qb6 17.Ne5 Rad8 (17...Nd2!? 18.Rd2 Rad8 19.Rd8 Rd8+/-) 18.Ne4 Be4 19.f3 Bf5 20.e4 Be6 21.Nd3 Qc7 22.e5 (22.g3!? a6+/-) 22...Bg5 23.f4 Bh4 24.g3 Be7 25.Nf2 Bc8 (25...a6 26.a4+/-) 26.Rd8 (26.Qc2 a6+/-) 26...Rd8 27.Rd1 (27.Nd1 Bf5+=) 27...b6 28.Rd8 Qd8 29.Qd1 Qc7 (29...Be6 30.Qc2+=) 30.Ne4+/- Bh3 31.Nd6 (31.Kf2!?+/-) 31...Qd7+= 32.Qd5 Bd6 33.Qd6 (33.ed6!? h6 34.Kf2+=) 33...Qd6= 34.ed6 Kf8 35.Kf2 Be6 36.Ke3 f6 37.Kd3 Ke8 ½–½. Martinez Pastor,Francisco (1605) – Savchuk,Olga, 5th Madrid Los Angeles op, 2011.

6.Bd3 Nf6 7.Nc3 Bc5 8.Nf3 0-0 (8...Be7 9.0-0+/-) 9.0-0 (9.Bf6 Qf6 10.Nd5 Qd8+-) 9...Re8 (9...Ng4+/-) 10.Bd4 (better 10.Bf6!? gf6 11.Re1+-) 10...Bd4 (better 10...Nd4 11.Nd4 Bd4 12.ed4 Bg4=) 11.Bf5?? (better 11.ed4 Qd6 12.Re1+=) 11...Bc3-+ 12.Bh7 (12.Bc8 Ba1 (12...Rc8?! 13.dc3 c6 14.a4=) 13.Bb7 Rb8-+) 12...Nh7 13.dc3 Be6 (13...Bg4!? 14.c4 dc4 15.Qd8 Rad8 16.Nd4-+) 14.Qd3 Ng5 15.Nd4 Qf6 16.f4 (16.Rad1 Bg4 17.f3 Be6-+) 16...Ne4 17.Rf3 (17.c4 Nd6 18.c5 Nc4-+) 17...Bg4 18.Raf1 (18.Rff1-+) 18...Bf3 19.Rf3 Qh4 (19...a6 20.a4-+) 20.g3 (20.Nf5 Qh7 21.Nd4 a6 22.ba6 Ra6-+ (worse 22...ba6 23.Nc6-+)) 20...Qg4 (20...Qh5 21.f5-+) 21.Kg2 (21.f5 a6-+) 21...c5 (better 21...Qd7!? 22.Nb3-+) 22.bc6 bc6 23.h3 (23.Nc6 Qe6 24.Nd4 Qc8-+) 23...Qd7 24.g4 (24.c4 dc4 25.Qc4 c5-+) 24...c5 25.Nf5 g6 (25...Qa4 26.a3-+) 26.Nh4 (26.Nh6 Kh7 27.g5 c4-+) 26...Kg7 (26...Qa4 27.Rf1-+) 27.f5 (27.c4 Qd8 28.Ng6 Kg6 29.cd5 Rb8-+) 27...g5 (better 27...Qe7!? 28.f6 Nf6 29.c4-+) 28.f6 Nf6 (28...Kh7 29.Nf5 c4 30.Qd4-+) 29.Nf5 Kf8 30.Nh6 Re6 (better 30...Qe6!? 31.c4 dc4 32.Qc3-+) 31.Qf5 d4 (31...Qc6 32.Qg5 Ke7 33.Nf5 Kd7 34.Qg7-+) 32.Qg5? (better 32.Qc5 Qe7 33.Qg5 de3 34.Nf5-+) 32...Ke7 (better 32...de3 33.Rf6 Qc6 34.Rf3 e2 35.Qg8 Ke7 36.Nf5 Kd7 37.Qf7 Kd8 38.Qf8 Kc7 39.Qf7 Kb6-+) 33.Nf5 (33.Rf6 Rf6 34.Nf5 Ke6 35.Ng7 Ke7 36.Nf5 Ke6 37.Ng7 Ke7 38.Nf5=) 33...Kd8 34.cd4 (better 34.Ng7 Rd6 35.cd4 cd4 36.Rf6 Qc6 37.Rf3 f6 38.Qa5 Kd7 39.Qf5 Kd8 40.ed4+/-) 34...cd4?? (better 34...Qd5 35.c4 Qc4=+) 35.Nd4+/- Qd5?? (better 35...Ke7 36.Nf5 Kd8+/-) 36.Ne6 Kd7 (36...fe6 37.Qf6 Kd7 38.Qd4+-) 37.Qf6 (better 37.Nc5 Kc6 38.Qf6 Kc5+-) 37...fe6 38.Qf7 (38.Qd4 Rc8 39.Qd5 ed5 40.Rf7 Ke6 41.Ra7 Rc2 42.Kg3 Re2+-) 38...Kd6 (38...Kc6 39.a3+-) 39.Qf4 Kc6 40.Qa4 Kd6 (40...Kc5 41.e4 Qd2 42.Rf2+-) 41.Qb4 Kc6 (41...Qc5 42.Qc5 Kc5+-) 42.e4 Qd1 43.Rc3 Kd7 44.Rd3 (better 44.Qb7 Ke8 45.Qa8 Qd8+-) 44...Qd3 45.cd3 Rc8 46.Kf3 Rc7 (46...Rc1 47.e5+-) 47.Kf4 Rc6 48.Ke5 Rb6 49.Qd4 (better 49.Qa4 Kc7 50.Qa7 Kc6 51.Qb6 Kb6+-) 49...Kc7 50.Qc5 Kb7 51.a4 (better 51.Qb6! Kb6 52.d4 Kb5+-) 51...Rc6 52.Qb5 Rb6 53.Qd7 Ka6 54.a5! Rb5 (54...Ka5 55.Qa7 Deflection (55.g5 Passed pawn)) 55.Kd4 (better 55.Qb5! Kb5 56.g5 Ka5+-) 55...Ra5 56.Qc6 1-0. Denol (1605) - frfrfrfresz (2155), Rated Blitz tournament, lichess.org, 2014.

6.d4 c6 7.Nf3 (7.bc6 bc6 8.Nd2 Nge7+/-) 7...Nf6 (7...f6 8.Bg3+=) 8.Bd3 (8.bc6 bc6 9.Bd3 Ne4+/-) 8...cb5 9.Bb5 Bd7 10.Nc3?? (better is 10.Bd3!?+/-) 10...Qa5?? (better is 10...Bb4 11.0-0 Bc3 12.Bf6 Qf6 13.Bd7 Kd7 14.Ne5 Ke7–+) 11.Qd3 Bb4 12.0-0 (12.Bd7 Nd7 13.0-0 Bc3 14.Qf5 Ba1 15.Bg7+=) 12...0-0?? (better is 12...Bc3 13.Bd7 Nd7 14.Qf5 Ba1 15.Ra1 g6=) 13.Bf6+- Bc3? (13...Bb5 14.Nb5 gf6+- ) 14.Bd7 Ba1 15.Ra1 (15.Qf5 gf6 16.Qg4 Kh8+- ) 15...Nd6 (15...Qb6 16.Qf5 gf6 17.Qh3+- ) 16.Ng5 (better is 16.Be7!? Qc7 17.Bf8 Rf8+- ) 16...g6 (16...Ne4 17.Be7 (17.Ne4?! de4 18.Qe4 gf6+- ) 17...Qc7 18.Ne4 (< 18.Bf8 Ng5 19.Bg7 Qd7+- ) 18...de4 19.Qb5+- ) 17.Be7 (17.e4 Ne4 18.Ne4 de4 19.Qe4 Qc7+- ) 17...Rfb8 18.Nh7 Kh7 19.Bd6 Rd8 20.e4 de4 (20...Kg7 21.Qh3 de4 22.Bf4+- ) 21.Qh3 Kg7 22.Be5 f6 23.Bf4 g5 24.Be3 Qc3 25.Rc1 Qb2 26.Qe6 b6 27.Qe7 Kg6 28.Bc6 Qa2 29.Be4 f5 30.Qg5 Kf7 31.Qf5 Ke7 32.Bg5 Kd6 33.Qe5 Kd7 34.Qe7 Kc8 35.Qd8 1–0. Bell,Alexander – Priller,Brian, compuserve, 1997.

6.d4 Nge7 7.Bd3 +=.

6.Be2 Nf6 7.Nf3 Bd6 8.0-0 0-0 9.d4 Re8 10.c4 dc4 11.Bc4 Ng4 12.Bd6 Qd6 13.Nbd2 Nh4 14.h3 Nf3 15.Nf3 Nf6 16.Ng5 Re7 17.Nf7 Rf7 18.Qb3 Qe7 19.Rac1 Kf8? 20.Bf7+- Qf7 21.Qf7 Kf7 22.Rc7 Kf8 23.Rfc1 Be6 24.Rb7 Ba2 25.Ra1 Bd5 26.Rc7 Ne8 27.Rca7 Rb8 28.Rb1 Rb6 29.Ra6 Rb7 30.b6 Ke7 31.f3 Kd7 32.e4 Bc4 33.Ra7 Kc8 34.Rc1 Nd6 35.e5 Nb5 36.Rc4 Rc7 37.Rcc7 (37.Rcc7 Kb8 38.Rcb7 Kc8 39.Rg7 Na7 40.ba7 Kd8 41.a8Q#) 1–0. guest2119 – guest1142, ICC, 2002.

6.Nf3 c6 7.bc6 bc6 8.c4 Bd6 9.cd5 Be5 (9...cd5 10.d4+/-) 10.Ne5+- Qd5 11.d4 f6 (11...Nge7 12.Nc3 Qa5 13.Rc1+-) 12.Nc4 (better 12.Qh5 g6 13.Ng6 Nd4 14.Qd5 (14.Nh8?? Qh5 15.ed4 Qg4-+) 14...Nc2 15.Kd2 cd5 16.Nh8 (16.Kc2?! hg6 17.Bd3 f5+/-) 16...Na1 17.Bd3+-) 12...a5?? (better 12...Qe6+-) 13.Nb6 Qe4 (13...Qf7 14.Na8 Qa7+-) 14.Na8 c5 (14...Qe7 15.Qa4 Kf8 16.Nb6 Ne3 17.fe3 Qe3 18.Be2 Qc1 19.Kf2 Qh1 20.Qc6+-) 15.Nc7 (15.Nb6 Bb7 16.Nc3 Qe6 17.dc5 Bc6+-) 15...Kf8 (15...Kd8 16.Nc3 Qc6 17.N3b5 cd4 18.Rc1+-) 16.Nc3 (16.dc5 Qe7 17.Nb5 Qc5 18.Qd8 Kf7+-) 16...Qb7 (16...Qc6 17.N3b5 cd4 18.Rc1+-) 17.N7b5 (17.N3d5 Nge7 18.dc5 Qc6+-) 17...Nge7 (17...cd4 18.Nd4 Nd4 19.Qd4+-) 18.Rb1 (18.dc5 Bd7+-) 18...Nd5 (18...cd4 19.Nd4 Qa8 20.Rb5+-) 19.dc5 h5 (19...Nc3 20.Nc3 Qc7+-) 20.Nd5 g5 21.Nbc7 Qa7 22.Rb6 a4 23.Rf6 Kg7 24.Qa1 Qa5 25.Kd1 Kh7 26.Bd3 Rd8 27.Bf5 Bf5 28.Rf7 (28.Rf7 Kg8 29.Qg7) 1-0. algernon (2560) - olo (2350), net-chess.com, 2022.

6.Nf3 f6 7.Bb2 Bc5 8.Be2 Nge7 9.0-0 0-0 10.a4 (10.d4 Bb6+- ) 10...b6 (10...Be6 11.Nc3+- ) 11.c4 (11.d4 Bb4+- ) 11...d4 12.ed4 Bd4 (12...Nd4 13.Bd4 Bd4 14.Nc3+=) 13.Nd4 (13.Nc3 Re8+- ) 13...Nd4 14.Bf3 (14.Bf3 Nf3 15.Qf3+- ) 1–0. retiponziani (1930) – platao (1630), ChessWorld.net, 2015.

6.Nf3 f6 7.Bb2 Nd6 8.a4 Be6 9.Nd4 Bf7 10.d3 Ne7 11.Nd2 c5 12.bc6 bc6 13.N2b3 c5 14.Nb5 Nb5 15.ab5 Qb6 16.Ba3 Ng6 17.c4 Ne5 18.Qc2 Bg6 19.Qc3 Rd8 20.0-0-0 Bd6 21.Be2 0-0 22.f4 Nd7 23.g3 Rfe8 24.Bf3 Bf7 25.e4 a6 26.cd5 ab5 27.Bb2 c4 28.Nd4 Rc8–/+ 29.Kb1 b4 30.Qc1 c3 31.Nc6 cb2 32.Qb2 Nc5 33.Qd4 Qa6 34.Qa1 Na4 35.Kc2 b3! 36.Kd2 b2 37.Qb1 Bd5! 38.ed5 Qa5!! 39.Kc2 Qc3# 0–1. Horsak,Antonin – Kucera,Juraj, CZE–ch opA U18, 2002.

6.Nf3 f6 7.Bb2 Be6 8.Be2 Bd6 9.0-0 Qe7 10.c4 dc4 11.Qc2 Qf7 12.e4 Nfh6 13.Nd4 Bd7 14.f4 Ne7 +- .

6.Nf3 Nf6

7.Nc3 Be7 +/-.

7.c4 dc4 8.Bc4+/- Nd6!? 9.Na3 Nc4 10.Nc4 a6+/-.

7.c4 dc4 8.Bc4 Nd6 9.Qb3 Bd7? (better 9...Nc4 10.Qc4 Bd6+- ) 10.Bd6+- Bd6 11.Bf7 Ke7 (11...Kf8 12.Bc4+- ) 12.Nc3 Rf8 (12...Kf8 13.Nd4+- ) 13.Bd5 (13.Ng5 c6 14.a4 Qc7+- ) 13...Rb8 (13...c6 14.Bc4+- ) 14.Qc4 (14.Nd4 Nd5 15.Nd5 Ke8+- ) 14...Qe8 (14...c6 15.bc6 bc6 16.Be4+- ) 15.0-0 (15.Nd4 Qh5+- ) 15...Kd8 16.Ng5?? (better 16.Rfc1 c6 17.Be4 cb5+- ) 16...Kc8?? (better 16...Nd5 17.Nd5 Rf5+=) 17.Nce4 (better 17.Nge4 Bh2 18.Kh2 Qh5 19.Kg1 Ng4+- ) 17...Be5?? (better 17...Bh2 18.Kh2 Qe5 19.f4 Qd5+- ) 18.d4+- Bb5 19.Be6 Kd8 20.Nf7 (better 20.Qc5 Bh2 21.Kh2+- ) 20...Rf7–/+ 21.Bf7? (better 21.Qb3!? Re7 22.de5 Ne4 23.Qd5 Nd6 24.ed6 Re6 25.Qg5 Kc8 26.dc7 Kc7 27.Rfc1 Bc6 28.Qa5 Kd7 29.Qa7–+) 21...Bc4–+ 22.Be8 Bf1 (22...Ke8?! 23.Nd2 Bd4 24.ed4 Bf1 25.Kf1=) 23.Nf6 (23.Ba4 Ne4 24.Kf1 Bf6–+ (24...Bh2?! 25.Bc2–/+)) 23...Bf6 (23...gf6?! 24.Ba4 Be2 25.de5 fe5 26.f4=) 24.Kf1 Ke8 25.Rc1 Kd7 26.Ke2 Kd6 27.Kd3 Re8 (27...Rf8 28.f4–+) 28.e4 Bg5 29.Rc5 Bd8 30.e5 Ke6 31.Ke4 c6 32.f4 g6 (32...Bb6 33.f5 Ke7 34.Rc3–+) 33.g4 Rf8 (better 33...Bb6 34.Rc3 Rd8–+) 34.d5?? (better 34.Rc3–+) 34...cd5 35.Rd5 (35.Kf3 Bg5 36.f5 gf5–+) 35...Rf4! 36.Kf4 Kd5 37.h3 (37.a4 h6–+) 37...b5 38.e6 Be7 0–1. Beljushina,Sonja – Sarvaretdinova,Nursel, Championship Ufa, 2011.

7.c4 dc4 8.Bc4 Nd6 9.Be2+- .

7.c4 dc4 8.Bc4+/- g6 9.Qb3+- Qe7 10.0-0 Bd7 (10...Be6 11.Be6 fe6 12.e4+- ) 11.d4 (11.Bc7 Be6 12.Be6 fe6+- ) 11...Bg7 (11...Be6 12.d5 Bc8 13.e4+- ) 12.Bc7 0-0 13.Ba5 (13…Rfc8 14.Rd1+- ) 1–0. Poschmann,Hans – Solovay,Robert, CalChess State Ch, Rd, 1994.

7.c4 c5 8.bc6 bc6 9.cd5 cd5 10.Bb5 Bd7 11.Qa4 a6+/- 12.Bd7 Nd7 13.0-0 Be7 14.Nc3 Rb8?? 15.Nd5 0-0 16.Ne7 Qe7 17.d4 Nh4? 18.Nh4 Qh4 19.Qd7 Rb6 20.Bg3 Qg5 21.Rfb1 Rb1 22.Rb1 Qa5 23.a4 h5 24.Bc7 Qg5 25.a5 Qg6 26.Rb6 Qd3 27.h3 Qd1 28.Kh2 Qc2 29.Qf5 Qf5–+ 30.Ra6 Qf2 31.Rb6 Qe3 32.a6 Ra8 33.Rb8 Rb8 34.Bb8 Qd4 35.a7 Qd5 36.Bc7 Qb7 37.Bb8 f5 38.Kg3 g5 39.Kf2 Kf7 40.Kg1 Ke8 41.Kf2 Kd7 42.Kg1 Kc8 43.Kh2 Qc6 44.Kg1 Kb7 45.Kh2 Qc2 46.Kg1 Qe2 47.Kh2 f4 48.Kg1 h4 49.Kh1 Qf2 50.g4 f3 51.Bh2 Qg2# 0–1. Trkn – herfiddler, itsyourturn.com, 2000.

7.c4 c6 8.Qa4 Bd7 9.Nc3 Be7 10.Bd3 Nd6 11.Rc1 0-0 12.c5 Nde8 13.Qh4 h6 14.Qb4+/- b6 15.Na4 Nc7? 16.Nd4?? a5? 17.Qb2 cb5? 18.Bc7 Qc7 19.cb6 Qb7 20.Rc7 Qb8 21.Bb5 Bb5 22.Qb5 Bd8? 23.Nc6 Bc7 24.Nb8 Rab8 25.0-0 Rb7 26.Qc6 Rbb8 27.Qc7 (27.Qc7 Rbc8 28.Qd6+- ; better is 27.bc7 Rbe8+- ) 1–0. Dessing,Bastiaan – Jacobs,Sheila, NED–ch U12 op, 2000.

7.c4 Be6 8.cd5 Bd5 9.Nc3 Be6 10.e4 Bc5? (better is 10...Nh6+/-) 11.ef5+- Bf5 12.Bc4 0-0 13.0-0 Re8 (13...Ng4 14.Qe2+- ) 14.d4 Bb4 (14...Bd6 15.Qb3 Bg6 16.Rae1+- ) 15.Bf7! Kf7 16.Qb3 Be6 17.Ng5 Kg8 (17...Kg6 18.Ne6 Re6 19.Qb4 Rc8+- ) 18.Ne6 Qe7 (18...Re6 19.Qe6 Kh8 20.Bf6 Qf6 21.Qf6 gf6 22.Nd5+- ) 19.Nc7 Kh8 20.Na8 (better is 20.Ne8 Bc3 21.Nf6 gf6 22.Qc3 fe5 23.de5 Qe6+- ) 20...Ra8 (20...Bc3 21.Qc3 Ra8 22.Rac1+- ) 21.Bf6 gf6 22.Nd5 Qd6 (22...Qe4 23.Nb4 Rg8 24.g3 Qd4 25.Rad1+- ) 23.Nb4 Qd4 24.Rad1 Qg4 25.Qf7 Rg8 26.Qf6 Qg7 27.Qg7 Rg7 28.Rd8 Rg8 29.Rfd1 Rd8 30.Rd8 Kg7 1–0. Tatarcik,Vladimir (1885) – Szuscikova,Natalie, Ostrava CZE, Ostravsky Konik, 2014.

7.c4 Be6 8.Ng5 +=.

7.c4 Ng4 8.cd5 Ne5 9.Ne5 Qd5 10.d4 +/-.

7.Be2 Bd6 8.Bb2 0-0 9.c4 b6 (9...dc4 10.0-0+=) 10.0-0 Bb7 (10...dc4 11.Nc3 Bb7 12.Bc4+- ) 11.Qc2 Ne7 (11...Ne4 12.Nc3 Nc3 13.Qc3 dc4 14.d3 (14.Bc4?! Bf3 15.gf3 Qg5 16.Kh1 Qh5=) 14...cd3 15.Bd3 Bf3 16.Bf5+- (16.gf3?! Bh2 17.Kh2 Qh4 18.Kg1 Qg5 19.Kh1 Qh5 20.Kg2 Qg5 21.Kh3 Qh4 22.Kg2 Qg5 23.Kh2 Qh4 24.Kg1 Qg5 25.Kh2 Qh4=)) 12.Nc3 (12.Bf6 gf6 13.cd5 Nd5+- ) 12...Ng6 (12...dc4 13.e4+- ) 13.d3 (13.cd5 Nd5 14.Nd5 Bd5+- ) 13...h6 (13...a6 14.cd5 Nd5 15.Nd5 Bd5 16.ba6 Ra6 17.e4+- ) 14.h3 (14.cd5 Nd5 15.Nd5 Bd5+- ) 14...Re8 15.Rac1 (15.cd5 Nd5 16.Nd5 Bd5+- ) 15...Bc5 (15...a6 16.Rfd1+- ) 16.Rfd1 Qe7 (16...Bd6 17.d4+- ) 17.Nd5 (17.d4 Bb4+- ) 17...Nd5 18.cd5 Bd5 19.e4 Bb7 20.Qc3 f6 21.Nd4 Nf4 22.Kf1 (22.Bg4 a6 23.Qd2 Ng6+- ) 22...Rad8 (22...a6 23.a4+- ) 23.Nf5 (23.Qb3 Kh7 24.Nf5 Qd7+- ) 23...Qf7? (23...Qd7 24.Nh6 Kh7= (24...gh6? 25.Qf6 Rf8 26.Qh6+- )) 24.Bf3 Rd7 (24...a6 25.d4 Bd6 26.Nd6 cd6 27.d5+- ) 25.d4 Be7 (25...Bd6 26.Re1+- ) 26.a3 Qg6 (26...Bf8 27.Qe3 Ne6 28.Be2+- ) 27.Ng3 (27.Bg4 Be4 28.Nh4 Qg5 29.Bd7 Bg2 30.Ke1 Bb4 31.Be8 Bc6–+) 27...Red8 (27...Rf8 28.Qb3 Kh7 29.d5+- ) 28.Qc4 (28.Qe3 Qg5 29.Qb3 Kh8+- ) 28...Kh8 29.Ne2 (29.Qa4!? Ba8+- ) 29...Ne2 30.Qe2 (30.Ke2?! Be4 31.Be4 Qe4 32.Kf1 Qf4=) 30...Bd6 31.Re1 Bf4 32.Rcd1 Qg5 33.Bg4 (better 33.h4 Qg6 34.Bh5+- ) 33...Rf7?? (better 33...Re7 34.e5 h5+- ) 34.Bf3 (better 34.g3!? f5 35.gf4 Qh4+- ) 34...f5?? (34...Rfd7 35.h4 Qg6+- ) 35.e5+- Bf3 36.Qf3 (36.gf3?! Qh5 37.Qc4 Re7+- ) 36...Bd2 (36...h5 37.g3 Bd2 38.Qb3+- ) 37.Re2 (better 37.h4 Qf4 38.Qf4 Bf4+- ) 37...Ba5 38.d5 Kh7 39.e6 Re7 40.Re5 (40.Be5 a6+- ) 40...g6 41.g4 Qf6 (41...Rf8 42.Qg3 Rg8 43.gf5 gf5 44.Qg5 Rg5 45.Re3+- ) 42.gf5 (42.Bd4!? Qg5 43.gf5 Qf6+- ) 42...gf5 43.Qf5 Qf5 44.Rf5 Re6 45.Rf7 Kg6 46.Rg7 Kh5 47.de6 (47.Rc7?! Red6+- ) 47...Rd1 48.Kg2 Re1 49.e7 Bd2 50.Bf6 Bg5 51.Rg8 Bf6 52.e8Q Re8 53.Re8 Kg5 54.Ra8 Be5 55.Ra7 Kf5 (55...Bd6 56.Ra4+- ) 56.Kf3 h5 57.a4 h4 (57...Bd6 58.Ra8 Be5 59.Rf8 Kg5 60.Ke4+- ) 58.Ke3 (58.Ra8!? Bg7+- ) 58...Bd6 59.Ra8 Ke5 (59...Bc5 60.Kf3+- ) 60.f4 Kf5 61.Kf3 Bc5 62.Rh8 Be7 63.Rh7 Bd8 64.Rh5 Kg6 65.Kg4 c5 (65...Bf6 66.Rh4 Be7 67.Rh8+- ) 66.bc6 1–0. jaddwarrior (2110) – terrible (1875), ChessWorld.net, 2017.

5.Be5 d6

6.Bb2 a6 7.a4 a5 8.Nf3 c6 9.c4 d5 10.cd5 Qd5 11.Be2 Bd6 12.0-0 (12.Qc2 Nf6 13.Bf6 gf6 14.bc6 bc6+- ) 12...Nge7? (12...Qe6!?+/-) 13.d3 Qe6 14.Nbd2 Bd7 (14...0-0!?+/-) 15.bc6 Bc6 16.e4 Nh6 17.Nd4 Qg6 18.Nc6 (18.Nc4 Bb8 19.Bh5 Qg5+- ) 18...Nc6 19.Nc4 Bc5 20.Bf3 0-0 21.d4 (21.Rc1 Rfd8+/-) 21...Bb4? (better is 21...Bd4 22.Bd4 Rfd8+=) 22.d5+- Rfd8 23.Qe2 Ne7 24.Bh5 Qg5 25.Bc1 Qf6 26.Bh6 Qh6 27.Ne3 g6 28.Bf3 Rac8 29.Ng4 Qd2 30.Qd2 Bd2 31.Rab1 Bb4 32.Ne5 (32.e5!? Kf8 33.Rfd1 h5+- ) 32...Rc7 33.Nd3 Rc4 34.Rfc1 Rd4 35.Nb4 ab4 36.Rc7 b3 (36...Kf8 37.Rb7 Rc8+- ) 37.Re7 Ra4 38.Rb7 Rda8 39.R7b3 Ra3 40.Ra3 Ra3 41.e5 Rd3 42.Rd1 Rd1 43.Bd1 Kf8 44.f4 Ke7 45.Kf2 f6 (45...Kd7+- ) 46.d6 Ke6 47.Bb3 (47…Kd7 48.Ba4 Ke6 49.d7 Kf5 50.d8Q Kf4 51.Qd4 Kg5 52.Qe3 Kg4 53.h3 Kh5 54.g4 Kh4 55.Qh6) 1–0. hal1958 – Johan, playchess.de, 2003.

6.Bb2 a6 7.ba6 ba6 8.Nc3 Nge7 (8...Nf6 9.Rb1+- ) 9.Bc4 d5 (9...Rb8 10.Rb1+- ) 10.Bb3 Be6 (10...c5 11.e4 de4 12.Ne4+- ) 11.d4 (11.Nf3 Ng6+- ) 11...g6 (11...Ng6 12.Nf3+- ) 12.Nf3 (12.e4!? de4 13.d5+- ) 12...Bg7+- 13.e4 Nd6 (13...de4!? 14.Ne4 Bd5+- ) 14.ed5+- Bg4 15.Ba4 (15.h3 Bf3 16.Qf3 Nef5+- ) 15...Kf8 16.Qd3 Nef5?? (better 16...Rb8 17.Ba3 Bf3 18.Qf3 Bd4+- ) 17.Ne5 Qe7 (17...Rb8 18.Rb1 Kg8 19.Ng4 Qh4+- ) 18.Ne4 (18.0-0 Bh5 19.Rfe1 Qh4+- ) 18...Nb5?? (18...Ne4 19.0-0 Be5 20.de5 Nc5+- ) 19.Ng4 (19.Bb5!? ab5 20.Ng4 Nd6+- ) 19...Qb4 20.Bc3 (better 20.c3 Qa4 21.Nc5+- ) 20...Qa4+- 21.0-0 Nc3 22.Qc3 (worse 22.Nc3 Qd4 23.Qd4 Bd4–/+ (worse 23...Nd4 24.Ne3+=)) 22...Bd4 23.Qc7 Ba1 24.Ra1?? (better 24.Ng5 Ne7 25.Ne5+- ) 24...Qe4–+ 25.Qc5 (25.Qc6 Re8 26.h3–+) 25...Kg7 26.Qd6 (26.f3 Qd4 27.Qd4 Nd4 28.c4–+) 26…Qg4 (26...Qg4 27.Qe5 f6 28.Qc7 Kh6–+) 0–1. Urbanaites,Elvira (1855) – Churusova,Ekaterina, Moscow Open C, 2009.

6.Bb2 a6 7.ba6 ba6 8.Nf3 Bb7 9.Be2 Bf3 (better is 9...Rb8!? 10.Bc3 Nf6+/-) 10.Bf3+- (worse is 10.gf3 Nge7+/-) 10...Rb8 11.Qc1 (11.Bc6!? Ke7 12.Bc3 Qc8+- ) 11...Nf6 12.Bc6 Nd7 13.0-0 Rb6 14.Be4 g6?? (14...Qb8 15.Bf5 Rb2 16.d4+- ) 15.Nc3 (better is 15.Bh8 Bg7 16.Bg7 Ng7 17.Nc3+- ) 15...Bg7 16.Rb1 0-0 17.Nd5 Bb2 18.Rb2 Rb2 19.Qb2 c6 20.Bf5 gf5 21.Nf4 Qf6 (21...Qb6 22.Qc3+- ) 22.Qf6 Nf6 23.Rb1 Rc8 24.d3 Nd5 25.Nd5 cd5 26.Rc1 (26.Rb2!? f4+- ) 26...Rb8 27.Kf1 Rb2 28.c4 dc4 29.dc4 Ra2 30.c5 (better is 30.Rd1!?+/-) 30...dc5= 31.Rc5 a5 32.Rf5 a4 33.Ra5 Ra1 34.Ke2 a3 35.Kf3 a2 36.g3 Rh1 37.h4?? (37.Ra2 Rh2 38.Kf4 Kg7+- ) 37...Ra1?? (better is 37...a1Q 38.Ra1 Ra1–+) 38.Ke4+/- Kg7 39.f4 Rg1 40.Ra2 Rg3 41.Rh2 h5 42.Kd4 Rg4 (42...Kf6 43.e4+=) 43.Rh3 f6 44.Ke4 Kg6 45.Kf3 f5 46.Rg3 Rg3?? (better is 46...Kh6+/-) 47.Kg3+- Kf6 48.Kf2 Ke6 49.Ke2 Kd5 50.Kd3 Kc5 51.e4 fe4 52.Ke4 Kd6 53.Kf5 Ke7 54.Kg6 Kf8 55.Kh5 Kg7 56.Kg5 Kh7 57.h5 Kg7 58.f5 Kh7 59.h6 Kg8 60.Kg6 Kh8 61.f6 Kg8 62.f7 Kf8 63.h7 Ke7 64.h8Q Kd7 65.f8Q Ke6 (65...Kc6 66.Qc3 Kd5 67.Qfc5 Ke4 68.Q5e5) 66.Qhf6 (66.Qc5 Kd7 67.Qhc8) 66...Kd7 (66...Kd5 67.Qf5 Kc4 68.Q8c5 Kb3 69.Qfc2) 67.Q8g7 (67.Q6d6) 67...Ke8 68.Qff8 1–0. Fournier,Frederic – colocarp, Active, 2007.

6.Bb2 a6 7.ba6 ba6 8.Nf3 Nge7 9.Be2 Nc6 10.d4 d5 11.Bd3 Bb4 12.c3 Bd6 13.0-0 0-0 14.Bf5 Bf5+= 15.Nbd2 Bg4 16.Qc2 Bf3 17.Nf3+/- Na5 18.Nd2 c6 19.c4+/- Be7 20.c5 Nb7 21.Nf3 f6 22.Nh4 a5 23.a4 Qe8 24.Nf5 Qg6?? 25.Ne7 Kh8 26.Ng6 (26.Ng6 hg6 27.Qg6+- ) 1–0. makaveli1982 – Simon_greenman, Friendly Game, 2007.

6.Bb2 a6 7.c4 d5 8.cd5+/- Bd6?? 9.Bg7 Ng7=+ 10.Nc3 Nf6 11.Nf3 Bg4 12.h3 Bf5 13.ba6= ba6 14.Qa4 Bd7 15.Qc4 1–0. gtate (1860) – shinobimex (1875), net–chess.com, 2003.

6.Bb2 c5 7.c4 Nf6 8.Nf3 b6 (8...Be6 9.Bd3+/-) 9.Be2 g6 (9...a6 10.ba6 Ra6 11.Qb3+/-) 10.0-0 (10.e4 Nh6+- ) 10...Bb7 (10...Bg7 11.d3+/-) 11.d4 Bg7 12.d5 0-0 13.Bd3 Qd7 (13...Bc8 14.e4 Ne7 15.Nbd2+- ) 14.Qc2 Nh6 15.h3 Rfe8 16.Bc3 a6 17.Qb2 Qd8 (17...Nh5 18.Bg7 Ng7 19.Nc3+- ) 18.a4 (18.g4 Bc8+- ) 18...a5 (18...ab5 19.ab5 Ra1 20.Qa1+- ) 19.Nbd2 (19.g4 Bc8+- ) 19...Bc8 (19...Kh8 20.Ne4 Nhg8 21.Rae1+- ) 20.Ne4 (better is 20.g4!? Bd7+- ) 20...Ne4 21.Bg7 Nf5 22.Bh8 f6 23.Be4 Kh8 24.Bd3 Bd7 (24...Kg7 25.e4 Nh6 26.Rae1+- ) 25.Ng5 Kg8 26.Ne4 Kf7 (better is 26...Rf8+- ) 27.g4 Ra7 (27...Qe7 28.gf5 Bf5 29.f3+- ) 28.f4 (28.Rfe1 Re4 29.Be4 Nh4+- ) 28...Ne3? (better is 28...Re4 29.Be4 Ng3+- ) 29.Nd6 Ke7 (29...Kg7 30.Ne8 Qe8 31.Rae1 Bg4 32.hg4+- ) 30.Ne4 (better is 30.Ne8 Nd5 31.Rad1 Be8 32.cd5+- ) 30...Kf7 31.Nd6?? (better is 31.Rfc1 Bc8 32.Re1 Re4 33.Be4 Nc4 34.Qc3+- ) 31...Kf8?? (31...Ke7 32.Ne8 Nd5 33.cd5 Be8+- ) 32.Ne8+- Nf1 33.Qf6 (33.Nf6!? Bc8 34.Re1 Re7 35.Re7 Qe7 36.Kf1 Qe3 37.Nh7 Kg8 38.Nf6 Kf7+- ) 33...Qf6 34.Nf6 Kg7 (34...Nd2 35.Nh7 Kg7 36.Ng5+- ) 35.Nd7 (35.Nd7 Rd7 36.Rf1+- ) 1–0. Woelfelschneider,Peter – Loeber, Obernburg, 1983.

6.Bb2 c5 7.bc6 bc6 8.Nf3 Nf6 9.c4 a5 (9...Be7 10.Nc3+/-) 10.Nc3 Rb8 11.Rb1 Be7 12.Be2 0-0 13.0-0 Ba6 14.d3 d5 15.Ba1 (15.e4 Nh6+-) 15...dc4 16.dc4 Qc7 17.Qc2 Nd6 18.Na4 h6 (18...c5 19.Ng5 g6 20.Be5+-) 19.Rfd1 (19.c5 Rb1 20.cd6 Rf1 21.Bf1 Qd6 22.Ba6 Rd8+-) 19...Rfd8 (19...c5 20.Rb8 Rb8 21.Be5+-) 20.h3 (better 20.Rb8 Qb8 21.Ne5+-) 20...Nde4? (20...Rb1 21.Rb1 (21.Qb1?! Bc4 22.Bc4 Nc4+=) 21...c5 22.Be5+/-) 21.Nc3?? (better 21.Be5 Bd6 22.Bf6 (22.Rb8?! Qb8 23.Rb1 Qc8 24.Bd6 Rd6+-) 22...Nf6 23.c5 Rb1 24.Rb1 (24.Qb1?! Be2 25.Rd6 Rd6 26.cd6 Qd6=; worse 24.cd6 Rd1 25.Bd1 Qd6-/+) 24...Be2 25.cd6 (25.Qe2?! Be7+/-) 25...Rd6 26.Qe2+-) 21...Nc3 (21...Rb1 22.Rb1 Nc5 23.Na4+/-) 22.Qc3 (22.Bc3 Rb1 23.Rb1 Bc8+-) 22...Rd1 23.Rd1 Bb4 (23...Rd8 24.Rd8 Qd8 25.Nd4+-) 24.Qe5+- Qe5 25.Be5 Re8 26.Bf6 gf6 27.Nd4 c5 28.Nf5 Kh7 (28...Bc8 29.Nd6 Rd8 30.Nc8 Rc8 31.Rd3+-) 29.Rd6 (29.Rd7 Rf8 30.Nd6 Bc8 31.Nc8 Rc8 32.Rf7 Kg8 33.Rf6 Rd8+-) 29...Bc8 30.Bd3 Bf5 31.Bf5 Kg7 32.Kf1 Re5 33.g4 Re8 (33...a4 34.Ke2+-) 34.Ke2 (34.Rd3!? a4+-) 34...Rb8 35.Ra6 Rd8 36.Bd3 Rd7 37.f4 Re7 38.h4 Rd7 39.h5 Re7 40.a4 Rb7 (40...Bc3 41.Bf5+-) 41.Be4 (41.g5 fg5 42.fg5 hg5 43.h6 Kf8+-) 41...Rb8 (41...Re7 42.Bf5+-) 42.Bd5 Bc3 43.Ra7 Rf8 44.e4 f5 (44...Bb4+-) 45.Kd3 Bb4 (45...Bf6 46.gf5 (worse 46.Ra5 fg4 47.Rc5 Bb2+-) 46...Bb2 47.Ra5+-) 46.gf5 (worse 46.ef5 Be1+-) 46…Kf6 0-1. jhonores (2180) - alvaro_zapata60 (2125), Rated Blitz game, lichess.org, 2020.

6.Bb2 c6 7.Nf3 a6 8.a4 ab5 9.ab5 Ra1 10.Ba1 Qa5 11.Nc3 d5 12.Be2 Bb4 13.bc6 bc6 14.0-0 Nf6+/- 15.Ne5 Bb7 16.Qb1 White gets the initiative 16...c5 17.Bb5 Ke7 18.Nc6 Bc6 19.Bc6 Rd8 20.g4 Ng4? 21.Nd5 Rd5 22.Bd5 Qb5?? 23.c3 Qb8 24.Qe4 Kf6 25.Qg4 Qd6 26.cb4 Ke7 27.Qf5 cb4 28.Qf7 Kd8 29.Bg7 h6 30.Ra1 Qb8 31.Bf6 Kc8 32.Rc1 Qc7 33.Qe8# (33.Qc7) 1–0. Trkn – Wes, itsyourturn.com, 2000.

6.Bb2 c6 7.Nf3 Nf6 8.c4 (8.Be2 d5+- ) 8...cb5 (8...Be7 9.Bd3+- ) 9.Bf6 (9.cb5 Be6+- ) 9...Qf6+= 10.Nc3 b4 (10...bc4!? 11.Nd5 Qd8+=) 11.Nd5+- Qd8 12.Qa4 Bd7 13.Qb4 Bc6 14.Bd3 Bd5?? (better 14...Ne7 15.e4 Ng6+- ) 15.cd5+- (15.Bf5?! Qf6 16.Rb1 Bc6+- ) 15...Qc8 (15...g6 16.Bb5 Ke7 17.Qe4 Kf6 18.g4+- ) 16.0-0 (16.Qe4!? Be7 17.Qf5 Qf5 18.Bf5 g6+- ) 16...a6 (16...Nh6+- ) 17.Rac1 Qd7 18.Bf5 Qf5 19.Qb7 Rd8 20.Rc7 Qf6 (20...Be7 21.Re7 Kf8+- ) 21.Qc6 (21.Qc6 Rd7 22.Qd7) 1–0. pcmvr – olo, net–chess.com, 2017.

6.Bb2 d5 7.a3 d4 8.Bd3 de3 9.de3+/- Nf6 10.Nf3 Bc5 11.Nbd2 0-0 12.Nb3 Ng4?? 13.Nc5+- Re8 14.Bf5 Bf5 15.h3 Qd1 16.Rd1 Nh6 17.Nd4 b6 18.Na6 Rac8 19.Nc6 Bc2 20.Rc1 Ba4 21.Na7 Bb5 22.Nb5 c5 23.Nd6 Ra8 24.Nc7 Rad8 25.Nde8 Nf5 26.Ke2 Nd6 27.Rhd1 Nb7 28.Bg7 Rd1 29.Rd1 (29.Rd1 h6 30.Nd5+- ) 1–0. pierre – juancabeta, ChessHere.com, 2005.

6.Bb2 d5 7.a3 Nf6 8.Nf3 Be7 (8...Bd6 9.Be2+=) 9.c4 (9.Be2 0-0+/-) 9...dc4 10.Bc4 0-0 11.0-0 Nd6 12.Be2 Bg4 (12...Re8 13.Nc3+/-) 13.a4 (13.Nc3 Re8+/-) 13...h6 (13...Re8 14.Qc2+=) 14.d4 Nfe4 (14...Re8 15.Nc3+/-) 15.Nbd2 Nd2 16.Nd2 (16.Qd2 Re8+/-) 16...Be2 17.Qe2 Qd7 (17...Re8 18.e4+/-) 18.Rfc1 Rfc8 19.Qf3 a6 20.ba6 Ra6 21.a5 (21.Nb3 Qf5+/-) 21...Rca8 22.Nc4 (better is 22.Nb3!? Qb5 23.e4+/-) 22...Nc4= 23.Rc4 Qb5 The pressure on the isolated pawn grows 24.Qe2 (24.Rc2 Ra5 25.Rd1 Bd6=) 24...Ra5+= 25.Ra5 Ra5 (worse is 25...Qa5 26.Rc2=) 26.Qc2? (26.Kf1 Ra2 27.Rc7 Qe2 28.Ke2 Rb2 29.Kf3–+) 26...Qb6?? (26...Ra2 27.Rc7 Rb2 28.Qd1–+) 27.g3?? (better is 27.Rc7 Bf8 28.Bc1+/-) 27...c6?? (better is 27...Ra2 28.Rc7 Rb2 29.Rc8 Bf8–+) 28.Bc3 (28.Rc3 Ra2 29.Rb3 Qc7=) ½–½. Eisenhauer,Erik – Hendrich,Daniel, SJRH–ch U18 Worms, 2001.

6.Bb2 d5 7.Nf3 Bc5? 8.Bd3?? Nf6+/- 9.0-0 d4 10.ed4 Nd4+/- 11.Nd4 Bd4 12.Re1 Be6 13.Bd4 Qd4 14.Nc3 Ng4 15.Re4?? Qf2–+ 16.Kh1 0-0?? 17.Re6?? fe6?? 18.Qg4+- Qd2 19.Qe6 Rf7 20.Qe1 Qf2? 21.Bc4 Qd4 22.Bf7 Kf7 23.Rd1 Qc5 24.Rd7 Kf6 25.Ne4 (25.Ne4 Kf5 26.Nc5 a6 27.Rd5 Kf4 28.Qe4#) 1–0. Trkn – damize, itsyourturn.com, 2000.

6.Bb2 Qg5 7.Nf3 Qg6 8.Nc3 Nf6 +/-.

6.Bb2 Qg5 7.Nf3 Qg6 8.c4 Be7 9.Nc3 Nh4? (9...Bf6!?+/-) 10.Nh4 Bh4 11.Qf3 (11.Nd5!? Bd8+- ) 11...Nf6 12.h3 0-0 13.Nd5 (13.Rc1!?+/-) 13...Nd5+= 14.Qd5 Qe6 (14...c6 15.Qf3=) 15.Qe6 Be6 16.d3 Rab8 17.g3 Be7 18.Bg2 c6 19.0-0 cb5 20.cb5 b6 21.Bc6 (21.Rfc1 Rbc8+/-) 21...Bh3 22.Rfe1 Bf5 23.d4 Bd3 24.Red1 Be2 25.Rd2 Bc4 26.Rc2 (26.d5 a6 27.a4+- ) 26...Bd3? (better is 26...d5+=) 27.Rc3+- Be2 28.f3 (28.Ra3!? Rfc8 29.Ra7 Bf6+- ) 28...a6+/- 29.a4 ab5 30.ab5 d5 31.Kf2 Bc4 32.Ba3 Ba3 33.Raa3 f5 34.Ra7 Rf7 35.Bd7 Bb5?? (better is 35...Kf8 36.Rca3 h6+/-) 36.Be6+- Be8 37.Bf7 (better is 37.Rcc7 g5 38.Bd5+- ) 37...Bf7 38.Rcc7 Bg6 (38...Rf8+- ) 39.Rg7 Kf8 40.Rgc7 b5 41.Rcb7 Rc8 (41...Rb7 42.Rb7 Ke8 43.Rb5+- ) 42.Rb5 Rc2 (42...Rd8 43.Rbb7+- ) 43.Ke1 Rc3 (43...Rc8 44.Rd5 Re8 45.Kd2+- ) 44.Rb8 Be8 45.Kd2 Rc6 46.Rh7 1–0. Kosar,Matej (1695) – Sustr,Martin, Nahod CZE, NIKI Open, 2012.

6.Bb2 Qg5 7.Nf3 Qg6 8.c4 Nf6 9.a4 (9.Nc3 Bd7+/-) 9...a5 (9...Be6 10.a5+/-) 10.d3 (better is 10.Nc3+/-) 10...Nh5? (10...Be7 11.h3 Qh6 12.Be2+/-) 11.Nbd2 (11.g4 Ne3 12.fe3 Bg4+- ) 11...Be7? (11...Nf6 12.e4 Ne7 13.e5 de5 14.Ne5+/-) 12.Be2 (12.g4 Ne3 13.fe3 Bg4+- ) 12...Qg2? (better is 12...Bf6 13.Bf6 Nf6+/-) 13.Rg1+- Qh3 (13...Ne3 14.Rg2 (14.fe3?! Bh4 15.Nh4 Qg1 16.Nf1 Qg5+/-) 14...Nd1 15.Rd1+- (15.Bd1?! Nf4 16.Kf1 Bh3+=)) 14.Bf1 Qf1 (14...Ne3 15.fe3 Qe6+- ) 15.Rf1 (15.Nf1 0-0+- ) 15...0-0 16.Rg1 Re8 (16...Nf6 17.Ne4 Nd7 18.Qd2+- ) 17.Ne4 h6 (17...g6 18.Nd4 Nhg7 19.Qf3+- ) 18.Qe2 (18.Nd4 Nhg3 19.hg3 Nd4 20.Bd4 Be6+- ) 18...b6 (18...g6 19.Nd4 Nhg7 20.Qf3+- ) 19.0-0-0 (19.Nd4 Nhg3 20.Ng3 Ng3+- ) 19...Bb7 (19...g6 20.Nd4 Nd4 21.Bd4+- ) 20.Nfd2 Nf6 (20...Nf4 21.ef4 g6 22.Qg4+- ) 21.Nf6 Bf6 22.Bf6 (22.Bf6 Re6 23.Bb2+- ) 1–0. Mauron,Regis (1780) – Lafortune,Guillaume, St Quentin op 5th, 2002.

6.Bb2 Qh4 7.Nf3 Qg5?? (better is 7...Qe7+/-) 8.Ng5+- 1–0. Fournier,Frederic (1890) – terral (1665), Active, 2005.

6.Bb2 Nh4 7.g3 Ng6 8.Bg2 Nf6 9.Bf6 Qf6 10.Nc3 h5 11.Qe2 Qd8 12.h4 Ne7 13.Qc4 Be6 14.Qa4 d5 15.Nge2 g6 16.Qd4 Rg8 17.Nf4 d5 draws heavy fire 17...c5 (17...Bg7 18.Qc5+/-) 18.bc6+/- (18.Qc5? Nf5 19.Qd5 Bd5 20.Nfd5 Ba3–+; 18.Ne6?! fe6 (18...cd4? 19.Nd8 Rd8 20.ed4+- ) 19.Qa4 Bg7+=) 18...bc6 19.Rb1 Qa5 20.Ne6 fe6 21.Qa4 (21.Qe5!? Bg7 22.Qe6 Bc3+- ) 21...Qa4+/- 22.Na4 Nc8 23.Ke2 Nd6 24.Nc5 Kf7 25.Bh3 Re8 26.Rb4 Re7 27.Rb8 Rh8 28.Rd8 Nf5 29.Rc8 Bg7 30.Rc6 Rb8 31.Nd3 Bf6 32.c3 Rbb7 33.a4 Rbc7 (33...Ng7 34.Bg2+- ) 34.Ra6 Rb7 35.Rc1 Rbc7 36.Rb1 Rc8 37.Rb5 Rcc7 38.Rba5 Rb7 39.Bg2 Rbc7 40.Nf4 Rcd7 41.d4 Bg7 42.Nd5! ed5 (42...Rd5 43.e4 Double attack (43.e4 Decoy); 42...ed5 43.Bd5 Deflection) 43.Bd5 Kf8 44.Rg6 Rd6 45.Rg5 Nh6 46.Rc5 Rd8 47.Rh5 Rb8 48.Rg5 Bf6 49.Rg6 Bg7 50.g4 Nf7 51.h5 Rd7 52.e4 Bh8 (52...Re8 53.Ke3 Rde7 54.f4+- ) 53.g5 Rbd8 54.f3 Rb8 55.h6 Rb2 56.Ke3 Rb8 57.f4 Rd5 (57...Ke7 58.f5 Rf8 59.f6 Kd8 60.e5+- ) 58.ed5 Rd8 59.h7 1–0. Jaeger,Erich (2015) – Breuer,Robert (2275), BdF remoteschach.de, 2007.

6.Bb2 Ngh6 7.Nf3 Be7 8.Be2 0-0 9.0-0 Bf6 10.Bf6 Qf6 11.Nc3 Qg6 12.Bd3 a6? (12...Be6 13.a4+/-) 13.a4 (13.Nd5!? Qg4 14.h3 Qa4+- ) 13...ab5 (13...Be6 14.ba6 ba6 15.Qe2+- ) 14.Nb5 (14.Nd5!? ba4 15.e4 Qh5 16.ef5 Bf5 17.Bf5 Nf5 18.Nc7 Rac8+- ) 14...c6+/- 15.Nbd4 Ra5 16.Nh4! Qf6 (16...Nh4 17.Bg6 Pinning (17.Bg6 Deflection)) 17.Nhf5 Nf5 18.Nf5 Bf5 19.Bf5 Rf5 20.f4 Re8 21.g3 Qe7 22.c3 g5 (better is 22...Ra8!?+=) 23.Qg4 Qe4 24.a5 Rd5 25.Rfd1 f6 26.a6 ba6 27.Ra6 Qc2 28.fg5 (worse is 28.Rc6 Rd2 29.Rd2 Qd2=) 28...Rg5 29.Qf3 c5? (better is 29...Rf5 30.Qe2 Rd5+- ) 30.Rd6+- Kg7?? (30...Rf5 31.Qg4 Kh8+- ) 31.Qf6 Kg8 1–0. Fournier,Frederic (1725) – labacteria, Active, 2005.

6.Bc3 c6 7.e4 Nfe7 8.Bc4 Nf6 9.Bf6 gf6 10.bc6 Nc6 11.Qh5 Be6?? 12.Be6+- (12.Be6 Qe7 13.Bf5+- ) 1–0. Wall,Bill – Silent1, internet, 2000.

6.Bc3 d5 7.Nf3 Nd6 8.d4 Bg4 9.Bd3+/- a6 10.ba6 ba6 11.0-0 Nf6 12.Bd2 Nfe4 13.c4 Nd2 14.Nbd2+/- Qf6? 15.cd5+- Be7 16.Qc2 Bf3 17.Qc6 (17.Qc6 Kf8 18.Qa8 Ne8 19.Nf3+- ) 1–0. Wall,Bill – BigBear, internet, 2004.

6.Bc3 Nf6 7.Nf3 Ne4 8.Be2+/- Be7 9.0-0 Bf6 10.Bf6 Qf6 11.d4 0-0 12.c4 c5 13.bc6! bc6 14.Nbd2 Rb8?? 15.Ne4+- (15.Ne4 Qe7 16.Bd3+- ) 1–0. Wall,Bill – Malith, chess.com, 2008.

6.Bc3 Nf6 7.Nf3 h6 8.d3 Bd7 9.e4 Ne7 10.a4 c6 11.Bf6 gf6 12.c4 Bg7 13.Ra2 f5 14.Be2 f4 (14...a6!? 15.bc6 Bc6+=) 15.0-0 Qb6 (15...f5 16.Nbd2+/-) 16.Nbd2 0-0-0 17.Qc2 Rdg8 18.a5 Qc7 (better is 18...Qd8+- ) 19.b6 Qb8 20.ba7 Qa7 21.Rb1 Bf6 22.Qb3 Kc7 (22...Bh3 23.Bf1 Rg7 24.Kh1+- ) 23.Qb6 (better is 23.d4!? Bh3 24.Bf1 Bc8+- ) 23...Qb6 24.ab6 (24.Rb6?! c5 25.d4 Bd4 26.Nd4 cd4+/-) 24...Kb8?? (24...Kd8 25.Ra8 Bc8 26.d4+- ) 25.Ra7 (better is 25.e5 Bh3 26.Rba1+- ) 25...Bh3+/- 26.Bf1 Bc8?? (better is 26...Nc8!? 27.Ra3 Bg4+- ) 27.Rb3 (better is 27.e5 Be6 28.Rba1+- ) 27...Bh3 (27...Be6 28.Rba3 Kc8+- ) 28.Rba3 Kc8 29.Ra8 (better is 29.c5 Be6 30.cd6+- ) 29...Kd7 30.R8a7?? (better is 30.Rg8 Rg8 31.Ra7+- ) 30...Rb8?? (30...Kc8 31.c5 Bg4 32.cd6 Ng6+- ) 31.gh3+- Rhg8 32.Bg2 Nc8 33.Ra8 Nb6 34.Rb8 Rb8 35.Nb3 Be7 36.Ra2 h5 37.Nfd4 Bf6 38.Nf5 Kc7 39.Kf1 Nd7 40.d4 Nb6 41.c5 dc5 42.Nc5 Bh8 43.e5 Nc4 44.Ra4 Nb2 (44...Nb6 45.Ra3 Nd7+- ) 45.Rb4 Nd1 46.Ke1 (better is 46.Ne7 f6 47.Nc6 bc6 48.Na6 Kd7 49.Rb8 fe5 50.Nc5 Ke7 51.Rh8 ed4 52.Rh5 Nc3+- ) 46...Nc3 47.Nh6 (better is 47.Nd6!? Na2 48.Rb3 Nc1+- ) 47...f6 48.ef6 (better is 48.e6 Nb5+- ) 48...Bf6 49.Rb3 Bd4 (49...Nb5 50.Nf5 Re8 51.Kd2 Ra8+- ) 50.Ne6 Kd6 51.Nd4 Re8 52.Kd2 Nd5 (52...Ne4 53.Be4 Re4 54.Kd3+- ) 53.Rb7 Kc5 54.Bd5 (54.Nb3!? Kd6 55.Nf7 Ke6 56.Nd4 Kf6 57.Nc6 f3 58.Bf3 Nf4+- ) 54...cd5 55.Ndf5 (better is 55.Nhf5!? Ra8+- ) 55...Ra8 56.Rg7 (56.Rc7!? Kb6 57.Rc2 Ra5+- ) 56...Ra2 57.Ke1 d4 (57...Kc4 58.Rd7 Ra1 59.Ke2+- ) 58.Nd4 (better is 58.Rc7 Kd5 59.Rd7 Ke4 60.Nd4+- ) 58...Kd4 59.Re7 Kd3 (59...f3 60.Nf5 Kd5 61.h4+- ) 60.Rd7 (60.Kf1!? Kd4+- ) 60...Ke4 61.Re7 (61.Nf7 Kf3 62.Ne5 Kg2+- ) 61...Kd3 62.Kf1 f3 63.Re3 Kd2 64.Rf3 Ra1 65.Kg2 Ra7 66.Rg3 Ke2 (66...Ra6 67.Nf5+- ) 67.Re3 Kd2 68.Nf5 Ra5 69.Nh4 Rg5 70.Rg3 Ra5 71.Nf3 Kc1 (71...Kd3 72.Rg5 Rg5 73.Ng5+- ) 72.Rg5 (72...Ra3 73.Rh5+- ) 1–0. Hardin – coachwright, Live Game Caissa's Web, 2004.

6.Bc3 Nf6 7.g4 Ne7 8.Bf6 gf6 9.Nc3 Ng6 (9...Rg8 10.Ne4 Nd5 11.c4=) 10.Bg2 Rb8 11.f4 Bg7 12.f5 Ne5 13.d4 Nc4 14.Qd3 Nb6 15.a4 a5 16.ba6 ba6 17.a5 Nd7 18.Nge2 Bh6 19.Bc6 0-0 20.Nd5 Re8 21.e4 Bb7? (21...Kg7+- ) 22.Bd7 Qd7 (22...Re7 23.Nf6 Kg7+- ) 1–0. Trkn – guest1388, ICC, 2004.

6.Bc3 Nf6 7.g4 Ng4?? 8.Qg4+- Ne3 9.Qe4 Qe7 10.Qe7 Be7 11.de3 0-0 12.Nf3 Bg4 13.Rg1 f5 14.h3 Bf6 15.hg4 Bc3 16.Nc3 fg4 17.Ng5 h5 18.Bc4 Kh8 19.Bf7 g6 20.Nd5 c6 21.Nf4 d5 22.Ng6 Kg7 23.Nf8 Rf8 24.Bh5 Kh6 25.Ne6 Rf6 26.Bg4 Rg6 27.Rh1 1–0. mtra – Leszeczek, internet, 2002.

6.Bd4 Qe7 7.a4?? (better 7.Nf3+- ) 7...Nd4–+ 8.Bc4 (8.Be2 Ne2 9.Ne2 Nf6–+) 8...Be6 (8...Qe4 9.Kf1 Nc2 10.d3–+) 9.Ne2 (9.Be6 Ne6 10.Nf3 d5–+) 9...0-0-0 (9...Nf3! 10.gf3 Bc4 11.Nd4–+) 10.Be6 Qe6?? (better 10...Ne6 11.0-0 d5–+) 11.Nd4+- Qd7 (11...Qg6 12.0-0+- ) 12.0-0 (12.a5 g5 13.a6 Bg7 14.ab7 Kb7+- ) 12...Kb8 (12...g6 13.a5 Bg7 14.Nc3 Bd4 15.ed4+- ) 13.Qf3 (13.a5 Ka8+- ) 13...d5+- 14.Nb3 (14.a5!?+- ) 14...Nf6+= 15.d4 White gets strong initiative 15...Bd6 16.Na3 (16.Rc1 Qg4+- ) 16...Ne4 (better 16...Qe7!? 17.Nb1 Qd7=) 17.c4+- f5 (17...Bb4!?+- ) 18.c5+- Be7 19.c6 bc6 20.Na5 (better 20.Rfc1 c5 21.Nc5 Bc5 22.dc5+- (22.Rc5?! Nc5 23.dc5 Rhf8+=)) 20...h5?? (20...Nd2 21.Qe2 Nf1 22.Nc6 Kb7 23.Nd8 Qd8 24.Qf1 Bd6+- ) 21.Nc6+- Ka8 22.Ne5 (better 22.Nd8 Ba3 23.Qe2+- (23.Ra3?! Nd2 24.Qh3 Nf1+- )) 22...Qe6 23.Qf4?? (better 23.Qe2+- ) 23...Bg5 24.Qf3 Nd2 (24...Be7 25.Rfc1+- ) 25.Qd1 (better 25.Qg3 Nf1 26.Qg5+- (26.Rf1?! Bf6=; 26.Kf1?! Bf6+=)) 25...Nf1= 26.Qf1 g6 (better 26...f4!? 27.ef4 Bf4=) 27.Nc6+- Rdf8 Black prepares f4 (better 27...Rd6+- ) 28.Ne5?? (better 28.Qc1 Kb7 29.Qc5+- ) 28...f4= 29.Qd3 Rhg8 (29...fe3 30.fe3 Qf5 31.Nc2=) 30.ef4 (30.e4 Bf6 31.Qf3 Rd8+=) 30...Bf4 31.Nc6 Qd6 (better 31...Bd6!?+=) 32.g3+- Bh6 33.Re1 (better 33.Qc3 Kb7 34.Qa5+- ) 33...Rf5?? (better 33...h4=) 34.Ne7 (better 34.Qc3 Bg7 35.Nc2+- ) 34...Re8–+ 35.Nf5 Re1 36.Kg2 gf5 37.Qf5 Re2?? (better 37...Kb7–+) 38.Qc8 1–0. MARYMARY – Country_Girl, ChessWorld.net, 2019.

6.Bf4 b6? 7.Nf3+/- Nf6 8.Nc3 Nh5 9.Bg5 Be7 10.Be7 Ne7 11.Bc4 0-0 12.0-0 d5 13.Bb3 a6 14.Ng5 ab5?? 15.Qh5+- (15.Qh5 h6 16.Nf3+- ) 1–0. Wall,Bill – Naonons, internet, 2003.

6.Bf4 Nf6 7.c4 Be7 8.Nc3 0-0 9.Nf3 Re8 10.Be2 Bf8 11.0-0 Nh5 12.e4?? Nf4=+ 13.ef5 Ne2 14.Ne2 Bf5 15.d4 Qe7 16.Ng3= Bg6 17.Re1 Qd7 18.Nh4 Re1 19.Qe1 Re8 20.Qd2 ½–½. gtate (1945) – beezaman (1960), net–chess.com, 2005.

6.Bf4 Nf6 7.Nf3 Be7 8.Nc3 0-0 9.h3 Bd7? (better 9...d5+- ) 10.g4+- Nh6 (10...g5 11.Bg5 (11.gf5?! gf4 12.e4 c6+- ) 11...Ng7 12.Bh6+- ) 11.Rg1 (11.g5 Nh5 12.gh6 Nf4 13.hg7 Re8 14.ef4 Bf6 15.Be2 Bc3 16.dc3 Bb5+- ) 11...Nfg4 (11...Nhg4 12.hg4 (12.Rg4?! Ng4 13.hg4 Bg4+=) 12...Bg4 13.Bh6+- ) 12.hg4 (12.Rg4?! Ng4 13.hg4 Bg4+=) 12...Ng4 13.Nd5 c6 14.Ne7 Qe7 15.bc6 bc6 16.Rb1 (16.d4 Be6+- ) 16...Rab8 17.Rb3 Rb6 18.Bd3 g6 19.Qa1 f6 20.Be2 Ne5 21.d4 Nf3 22.Bf3 d5 23.Qb2 Rfb8 (23...Rb3 24.cb3 Bf5+- ) 24.Bb8 Kg7 (24...Rb3 25.Qb3 Qd8 26.Bd6+- ) 25.Ba7 Rb3 26.cb3 h5 (26...Bf5 27.Bc5 Qb7 28.Qc3+- ) 27.Bc5 Qf7 28.Bh5 Kh6 29.Qc2 f5 30.Bg6 Qf6 31.f3 Qh4 32.Kd1 Qh3 (32...Qd8 33.Qh2 Kg7 34.Qh7 Kf6 35.Qf7) 33.Bf8 1–0. Adlai – Guest3843, internet, 2020.

6.Bf4 Nf6 7.Nf3 Be7 8.Bc4 0-0 9.0-0 d5 10.Bb3 c6 11.bc6+/- bc6 12.c4 Ba6 13.Re1 Ne4 14.d3+/- Nc5 15.Nbd2?? Nd3=+ 16.Re2 d4 17.Ne4 Nf4 18.ef4 d3 19.Rd2+= Nd6? 20.Nd6 Qd6+= 21.Rd3 Qf4= 22.Rd4 Qf6 23.Qd3?? Bc5 24.Rd1 Bd4 25.Qd4 Qg6 26.Qc5 h6 27.Ba4 Rfe8 28.Ne5 Qh5 (28...Qh5 29.f4 f6 30.Qc6 fe5 31.Qa6 ef4–/+) 0–1. gtate (1995) – eagleonesg (2120), net–chess.com, 2005.

6.Bg3 b6 7.Qf3 d5 8.e4 Nd4 9.Qd3 de4 10.Qe4 Be7?? 11.c3 Nf6 12.Qd4 Bf5 13.Qe5 g6 14.Qc7 1–0. malaysianisme – pauldopson, net–chess.com, 2004.

6.Bg3 Ng3 7.fg3 Nf6 8.Nf3 Bg4 9.Bc4 (9...d5 10.Be2=) =. slavisa10 – bumface, Live Game Caissa's Web, 2004.

6.Bg3 Ng3 7.hg3 b6 8.Nf3 Bb7 9.c4 a6 10.ba6 Ra6+= 11.c5 Ra8 12.cb6 c6 13.Be2 Qb6+/- 14.Nc3 Nf6 15.Rb1 Qc7 16.a4 Ba6 17.Ba6 Ra6 18.0-0 Be7 19.Qe2 Ra8 20.e4 0-0 21.d3 h6 22.Rfc1+/- c5 23.Nh4 Nh7 24.Nf5 Nf6 25.Ne7 Qe7+= 26.Qf3 Nh7 27.Nd5+/- Qe5 28.Qg4 f5 29.Qh4 Nf6 30.Nf6 Rf6 31.Rb7 fe4 32.de4 Raf8 33.f3 Qd4 34.Kh1 Qd2 35.Rg1 Qd4 36.a5 Ra8 37.Qg4 Rff8 38.Qe6 Kh8 39.Rf7 Rf7= 40.Qf7 Ra5 41.Rb1 Ra8 42.Rb7 Qa1 43.Kh2= Rg8 44.g4 Qe5= 45.Kh3 Qc3 46.g5 Qd2 47.gh6 Qh6 48.Kg3 Qg5 49.Kf2 Qh4 50.Ke2+/- (50.Ke2 Qg5 51.Kd1+/-) 1–0. pinecrest1981 – waygate2, Live Game Caissa's Web, 2006.

6.Bb2 b6

7.Qf3 Be6 8.Nh3 Nf6 9.Bf6 gf6 10.Nf4 (10.Nf4 Rc8 11.Bd3+- ) 1–0. pierre – oubobcat, itsyourturn.com, 2005.

7.Nf3 Bb7 8.c4 Nf6 9.Nc3 c6 10.a4 a6 11.Bd3 Nh6 12.bc6 Bc6 13.0-0 Nfg4 14.h3 Ne5 15.Be2 Qf6 16.Nd5 Bd5+/- 17.Be5 de5 18.cd5 Bc5 19.d4 ed4 20.Nd4 0-0 21.Nc6 a5 22.Bf3 Qd6 23.Qc2 g6 24.e4 f6 25.Rfe1 Rfe8 26.Qd2 Nf7+/- 27.Bg4 Kg7 28.Qb2 h5 29.Bd1 Ra6? 30.Be2+- Raa8 31.Bb5 Rec8 32.Rad1 Re8 33.Kh1 Rec8 34.Rf1 Re8 35.Rde1 Rec8 36.f4 Re8 37.e5 fe5 38.Ne5 Red8 39.Nf7 Kf7 40.Re6 Qd5 41.Qf6 Kg8 42.Qg6 Kf8 43.Rf6 Ke7 44.Qg7 (44.Qg7 Qf7 45.Qf7#) 1–0. Doda (2070) – Nick1, Freundschaftspartie, 5m + 0s, 2007.

7.Nf3 Bb7 8.Be2 Nf6 9.c4 c5 10.bc6! Bc6 11.Qc2 Nh6 12.0-0 Be4 13.d3 Bb7 14.Nbd2 d5 15.Ne5 Bd6 16.Qa4 Ke7 17.Nc6 Bc6 18.Bf6 Kf6 19.Qc6 g6 20.Qd5 Kg7 21.Bf3 Rc8 22.Qd4 Kg8 23.Ne4 Nf5 24.Qb2 Be7 25.Rfd1 Rc6 26.Nc3 Rc7 27.Nd5 Rd7 28.Bg4 Rd6 29.Rab1 Bf6 30.Nf6 Rf6 31.Qa3 a5 32.Rb5 Nd6 33.Rd5 h5 34.Bh3 Qc7 35.e4 Ne8 36.e5 Rc6 37.Re1 Ng7 38.Rd7 Qb8 39.Qe7 Kh7 40.Qf7 Rg8 41.Be6 Re6 42.Qe6 Qc8 43.Qf7 Kh6 44.e6 Ne6 45.Qh7 Kg5 46.Re6 Kf5 47.Qf7 Kg5 48.Re5 (48.Re5 Kh6 49.Qh7; 48.Qf6 Kh6 49.Qf4) 1–0. pumpkin (2485) – codriver (1695), net–chess.com, 2004.

7.Nf3 d5 8.d4 Bb4 9.c3 Bd6 10.Bd3 Nf6 11.0-0 0-0 12.c4 Bd7? 13.cd5+- Bb4 14.Qb3 Ba5 15.a4 Qe8 16.Ba3 Ne7 17.d6 cd6 18.Bd6 Be6 19.Bc4 Bc4 20.Qc4 Kh8 21.Nbd2 Qd8 22.Be7 Qe7 23.Rac1 Rac8? 24.Qd3 Nd5 25.Ne4 Nb4 26.Qb1 Rc1 27.Rc1 h6 28.Ne5 f6 29.Ng6 (29.Ng6 Kg8 30.Ne7 Kf7 31.Rc7 Ke8 32.Nd6 Kd8 33.Ra7 f5 34.Qc2 Nc2 35.Nc6) 1–0. gtate (1720) – dgall (1615), net–chess.com, 2002.

7.Nf3 Be7 8.e4 Nh4? 9.Bg7 Nf3 10.Qf3 Bf6 11.Bh8 Ba1 12.Ba1 Bb7 13.Bc4 Qe7 14.0-0 Be4 15.Bf7! Kd7 16.Qg4 Kd8 17.Qg8 Kd7 18.Qg4 Kd8 19.Qf4 Kc8 20.Re1 (20.Re1 d5 21.Bd5+- ) 1–0. Trkn – Dennis, itsyourturn.com, 2000.

6.Bb2 Bd7

7.a4 a6 8.Nf3 Nf6 9.c4 (9.Be2 d5+/-) 9...a5 (9...ab5 10.cb5 Be7 11.Bd3+/-) 10.d3 (10.Be2 Be6+/-) 10...d5 11.Nbd2 Bb4 12.Be2 (better is 12.cd5 Nd5 13.Qc1+/-) 12...h5? (12...dc4!? 13.dc4 Ne4+/-) 13.Bf6 (better is 13.cd5 Nd5 14.e4+- ) 13...Be7?? (better is 13...Qf6 14.cd5 Ne7+- ) 14.Be7 Qe7 (14...Ne7 15.0-0+- ) 15.cd5 b6 Black intends h4 (15...g5 16.Nc4+- ) 16.e4 (16.Qc2 Rc8+- ) 16...Nd6 17.Nd4 (17.Rc1 Rc8+- ) 17...Qg5 (17...h4 18.Rc1 h3 19.g3+- ) 18.Bf3 (18.N2f3 Qg6+- ) 18...h4 19.h3 (19.Qc2 Rc8+- ) 19...0-0-0 (19...0-0 20.N2b3+- ) 20.Bg4 (20.Rc1!? Kb8+- ) 20...f5 21.ef5 Bf5 (21...Nf5 22.Ne4 Qg6 23.Nf5 Bf5 24.Bf5 Qf5 25.d6+- ) 22.Nf5 Nf5 23.0-0 (better is 23.Qf3!? g6 24.d6 Rhe8 25.Ne4 cd6+- ) 23...Rd5 24.Nc4 (better is 24.Qf3 Rhd8+- ) 24...Rhd8 (24...Kb8 25.Bf5 Rf5 26.Rc1+- ) 25.Qc1 (25.Ne3 Kb8 26.Nd5 Rd5+- ) 25...Qf6 (25...Qc1 26.Rac1 Kb8 27.Rfe1+- ) 26.Ne3 Re5 (26...Rc5 27.Bf5 Kb8 28.Qe1 Rf5 29.Nf5 Qf5 30.Qc3+- ) 27.Bf5 (27.Nf5 Rf5 28.Qc4 g6+- ) 27...Rf5 28.Nf5 Qf5 29.Qc6 (better is 29.Ra3+- ) 29...Qd3 (29...Qd5 30.Qg6+- ) 30.Qa8 (better is 30.Rad1 Qf1 31.Rf1 Kb8+- ) 30...Kd7 31.Qd8! Kd8 32.Rad1 Qd1 (32...Qd7 33.Rd7 Kd7 34.Rd1 Ke6 35.Rd4+- ) 33.Rd1 Kc8 (33...Ke7 34.Rd4 g5 35.Rd5+- ) 34.Rd4 Kb7 35.Rh4 1–0. brkst – kswan, gameknot.com, 2014.

7.a4 c5 8.c4 Nf6 9.Nf3 a6 (9...Be7 10.Nc3+- ) 10.Be2 (10.Nc3 Be7+- ) 10...Be7 (10...ab5 11.ab5 Ra1 12.Ba1+- ) 11.0-0 (11.Nc3 0-0+- ) 11...0-0 (11...ab5 12.cb5 0-0 13.d4+- ) 12.d4 (12.Nc3 ab5 13.ab5 Ra1 14.Qa1 Qc7+- ) 12...cd4 (12...ab5 13.cb5 Be6 14.Nbd2+- ) 13.ed4 (13.Nd4 Qa5+- ) 13...ab5 14.cb5 (better 14.ab5 Ra1 15.Ba1+- ) 14...Ng4? (better 14...Re8+=) 15.h3+- Ngh6 16.Nbd2 (16.Nc3 Rc8+- ) 16...Nh4 (16...Re8 17.Re1+- ) 17.Nh4 Bh4 18.Nf3 (18.Bf3 Rb8+- ) 18...Nf5 (18...Bf6 19.Bc4+- ) 19.Nh4 (19.g4 Nh6 20.Bc4 Be6 21.Be6 fe6+- ) 19...Nh4+- 20.Bg4 (20.Qd2+- ) 20...f5 (better 20...Re8!?+- ) 21.Bf3+- Rb8 22.Bd5 Kh8 23.Qb3 (23.f4 Re8 24.g3 Ng6+- ) 23...Qg5? (23...f4 24.Rfc1 Qg5+=) 24.Qg3 (24.f4 Qd8+- ) 24...Qf6 25.Ba2?? (better 25.f4+- ) 25...f4=+ 26.Qb3?? (26.Qh2 Rbe8 27.Ba3 Re2–/+ (worse 27...Qd4 28.Rfd1 Qa4 29.Bd6=+)) 26...f3?? (26...Qg6 27.Qd5 Bf5–+) 27.g3 (27.g4 Bg4 28.d5 Qg6–+) 27...Bh3=+ 28.Rfe1 (28.gh4?? Qg6 29.Kh2 Qg2) 28...Bg2 (28...Qg5 29.Qd5 Nf5–/+) 29.Re6?? (better 29.Qe6 Qg5 30.Qe7+= (30.gh4?? Qh4 31.Qh6 Qh6 32.Bd5 Qh1)) 29...Qg5–+ 30.Qd5 (30.Qe3 Qh5 31.Rh6 (31.gh4 Qh4 32.Rh6 gh6 33.d5 Kg8 34.Qe6 Rf7 35.Qg4 Qg4 36.Be5 de5 37.d6 Bh3 38.Kh2 Qg2) 31...gh6 32.d5 Kg8 33.g4–+) 30...Qg4 (better 30...Nf5 31.Re4 Qh6–+) 31.Re4+- (31.gh4?? Bh3 32.Kh2 Qg2) 31...Qf5 (31...Qg3 32.fg3 f2 33.Kh2 f1N 34.Rf1 Rf1 35.gh4 (35.Rh4? Bd5 36.Bd5 Rf2 37.Bg2 Rb2–+) 35...Be4 36.Qe4 (36.Qd6 Rf2 37.Kg3 Rbf8=+) 36...Rf2 37.Kg3 Rb2 38.Bc4+- ) 32.Rh4 (32.gh4?? Qh3 33.Qg8 Rg8 34.Bg8 Qh1) 32...Qc2 (32...Rbe8 A) 33.Qb7 Qc2 34.Rg4 Qf2 35.Kf2 Re2 36.Kg1 f2 37.Kh2 f1N (37...Bb7?! 38.Rf1=+) 38.Kg1 Bb7–+; B) 33.Qd6 Qc2 34.Qc5 Qc5 35.dc5+- ) 33.Qh5 (33.Rc1 Rbe8 (33...Qb2 34.Rh7 Kh7 35.Qh5) 34.Kh2 Qf5 (34...Qb2 35.Rh7 Kh7 36.Qh5) 35.Qf5 Rf5+- ) 33...d5 (33...h6 34.Qg5 Rbe8+- (34...Qb2?? 35.Rh6 gh6 36.Qh6)) 34.Bd5 h6 (34...Rbe8 35.Be4! Qe4 36.Re4 Re4 37.d5+- ) 35.Be4 Qb2 36.Rb1 Qa2 (36...Rfc8 37.Qg5 Qa2 (37...Qd4 38.Rh6 gh6 39.Qh6 Kg8 40.Bh7 Kf7 41.Qg6 Kf8 42.Re1 Qf2 43.Kf2 Rc2 44.Qc2 Bh3 45.Qg6 Be6 46.Re6 Rd8 47.Qf6) 38.Rh6 gh6 39.Qh6 Kg8 40.Bh7 Kf7 41.Bg6 Ke6 42.Bh5 Kd7 43.Qg7 Ke6 44.Qe5 Kd7 45.Bg4 Kd8 46.Qd6 Ke8 47.Bh5 Qf7 48.Re1) 37.Qg6 Kg8 (37...Rf5 38.Bf5 Kg8 39.Rh6 Qb1 40.Bb1 Kf8 41.Qd6 Kf7 42.Ba2 Ke8 43.Rh8) 38.Rh6 Rf6 (38...Rf5 39.Bf5 Qb1 40.Bb1 Kf8 41.Qd6 Kf7 42.Ba2 Ke8 43.Rh8) 39.Rh8! Kh8 (39...Kh8 40.Qh7 Mate attack) 1–0. retiponziani (1895) – plumbob (2270), ChessWorld.net, 2015.

7.a4 Nge7 8.c4 Ng6 9.Nf3 Be6 10.d4 d5 11.c5 Qf6 12.Be2 Bc5= 13.Nc3 Bb4 14.Qb3 Qe7 15.0-0 Bc3 16.Qc3 Nd6 17.Rfc1 Rc8 18.Ba3 0-0 19.Qa5 b6 20.Qa7 Qd7 21.Bd6 Qd6 22.Rc6 Qd7 23.Rac1 Ra8 24.Qc7 Qc7 25.Rc7 Ra4 26.Rb7 Ra2 27.Bf1 h6 28.h3 Rb2 29.Rb6 Ra8 30.Ne1 Raa2 31.Nd3 Rd2 32.Rb8 Kh7 33.b6 Bf5 34.Nb4 Rab2 35.Nd5 Rf2 36.Nc3 Nh4 37.Nd1 Rg2 38.Bg2 Rg2 39.Kf1?? Bd3 (39...Bd3 40.Ke1 Nf3) 0–1. Dumontelle,Joe – Medvidovic, April, 1979.

7.a4 Nf6 8.Nf3 Be7 9.g4 Ng4= 10.Rg1 Nf6 11.Bd3 0-0 12.Nc3 g6 (12...d5 13.a5=) 13.h4 (13.e4 Nh6+=) 13...Nh5 (13...d5 14.h5=) 14.Nd5 Bh4?? (better 14...Nf6 15.Ne7 Qe7 16.Bf5 Bf5+=) 15.Nh4+- Qh4 (15...Nfg7 16.Nf5! Bf5 17.Bf5 c6+-) 16.Qh5!! (16.Nc7 Qh2 17.Rf1 Nh4=) 16...Qh5 (16...f6 17.Qf3 c6 18.Bf5 Bf5 19.bc6+-) 17.Nf6 Kh8 18.Nh5 f6 19.Nf6 Be6 (19...Rf6 20.Bf6 Kg8 21.Bc4 Kf8+-) 20.Bf5 Bf5 21.Ng4 Kg8 (21...Rf6 22.Nf6 Kg7+-) 22.Nh6 1-0. Banjovi (2140) - bimbofish (2050), Rated Bullet game, lichess.org, 2018.

7.c4 Qg5 8.Nf3 Qg4 9.h3 Qg6 10.Bd3 Qg2 11.Rg1 Qh3 12.Ng5 Qh6 (12...Qh2 13.Nf3 Qh6 14.Nc3=) 13.Nc3 (13.Qf3 Nge7 14.Qb7 Rc8+/-) 13...f6 (13...Nge7 14.Qf3 c6 15.bc6 bc6 16.Nb5+=) 14.Nf3 (14.Qf3!? fg5 15.Bf5 Bf5 16.Nd5+/-) 14...0-0-0 15.Qc2 g6 (15...Nge7 16.Nd5=) 16.a4 (16.Nd5 Nh4 17.Nh4 Qh4+=) 16...Nh4 (16...Qh5 17.Be4=) 17.Nh4+= Qh4 18.b6 (18.a5!?+=) 18...ab6=+ 19.a5 ba5 20.Ra5 Bc6 21.Be4 Qh2 (21...Be4 22.Ne4 Qh2 23.Rf1+=) 22.Rg2 (22.Rh1 Qh1 23.Bh1 Bh1 24.Nd5+/-) 22...Qh1=+ 23.Ke2 Qh5?? (better is 23...Bg7=+) 24.f3 (better is 24.Rh5 gh5 25.Bc6 bc6 26.Qe4+- ) 24...Qa5–+ 25.Bc6 bc6 26.Rg1 (26.Ne4 Qf5 27.Rg4 Be7–+) 26...Be7 27.Ra1 Qb6 (27...Qe5 28.Kf1–+) 28.Bc1 d5 (28...Qb4 29.d3–+) 29.Rb1 (29.d4 Kd7–+) 29...Qc5 30.Na4 (30.cd5 cd5 31.d4 Qd6–+) 30...Qd6 (better is 30...Qc4 31.Qc4 dc4 32.Nb2–+) 31.c5 (31.cd5 Kd7 (31...cd5?! 32.Nb6 Qb6 33.Rb6=) 32.dc6 Qc6–+) 31...Qh2 32.Kd3 f5 (better is 32...Qh3!? 33.f4–+) 33.Qb2 d4 34.Qb8 (34.Qb7 Kd7 35.Bb2 Bf6 36.Bd4 Bd4 37.ed4 Qg3–+) 34...Kd7 35.ed4 (35.Qb2 Qf2 36.Kc2 Ke8 37.ed4 Qf3–+) 35...Ke6 (better is 35...Rb8 36.Rb8 Qh1 37.Kc2 Qf3 38.Nb2–+) 36.Qc7 (36.Qb3 Kf6 37.Kc2–+) 36...Nf6 (better is 36...Qc7 37.Bb2 Qg3–+) 37.Qc6 (better is 37.Qh2 Kf7 38.Nb6+- ) 37...Kf7–+ 38.d5 (38...Nd5 39.Kc2–+; 38.Nb6 Qe5 39.Bb2 Bc5–+) –+. slavisa3 – wac04, Live Game Caissa's Web, 2004.

7.c4 Qg5 8.Nf3 Qg4 9.h3 Qg6 10.d4 0-0-0 11.Qa4 Kb8 12.Nbd2 a6 13.0-0-0 Nf6 14.Qc2+- ab5 15.g4 Ne7? 16.Bd3 Qh6 17.g5 Qh5 18.gf6 gf6 19.cb5 Bh3 20.Bf1 Nd5 21.Rh3 Qf5 22.Qf5 (22.Qf5 c6 23.bc6 bc6 24.e4+- ) 1–0. Bonetti,Shane – moby, ICC, 2002.

7.Bc4 Nf6 8.Nf3 h6 9.0-0 Be6 10.Be6 fe6 11.Nd4 Qd7 12.Nf5+- ef5 13.Bf6 gf6 14.Qh5 Kd8 15.Nc3 Rg8 16.Qf3 c6 17.bc6 bc6 18.d4 d5 19.Rfb1 Bd6 20.Na4 Rg5 21.c4! dc4 22.Rc1 Qc7 23.g3 Kd7 24.Rc4 Rag8 25.Rac1 (25.Rac1 Bg3 26.Nc5 Ke7 27.fg3 Rg3 28.hg3 Rg3 29.Kf2 Rf3 30.Kf3+- ) 1–0. Wall,Bill – Agnostic, internet, 2000.

7.Qf3 c6 8.Bd3 Qf6?? (better is 8...Nh4 9.Qg3 cb5 10.Bg7 Bg7 11.Qg7 Qf6 12.Qf6 Nf6+/-) 9.Bf6+- 1–0. b4_player (2195) – Fou_du_roi (2010), GameColony.com, 2002.

7.Nf3 Nf6 8.c4 Be7 9.Be2 0-0 10.0-0 a6 11.Nc3 ab5 12.Nb5 c6 13.Nbd4 b5 14.Nf5+- bc4?? 15.Ne7 Qe7 16.Bc4 d5 17.Bb3 Bg4 18.h3 Bh5 19.Re1 Ne4 20.a4 Rab8 21.Ba3 c5 22.Bd5 Rbd8 23.Be4 Qe4 24.Bc5 Rfe8 25.Bd4 Qg6 26.g4 Bg4 27.hg4 Qg4 28.Kf1 Rd5 29.Ke2 Rd4 30.Rg1 Qh5 31.Rh1 Qg4 32.Rg1 Qc8?? 33.Nd4+- Qc4 34.Kf3 g6 35.Qb3 Qa6 36.a5 Re5 37.Qb8 Kg7 38.Qe5 Kg8 39.Nf5 f6 40.Qe8 1–0. gtate (1960) – gdraper (1955), net–chess.com, 2006.

7.Nf3 Nf6 8.c4 Be7 9.Be2 0-0 10.0-0 Re8 11.d3 Bf8 12.Nc3 Ne7 13.a4 Ng6 14.Ng5 h6 15.Nf3 c6 16.Rb1 cb5 17.ab5 b6 18.Nd4 a5 19.Na4 Rb8 20.Nc6 Bc6 21.bc6 Qc7? (21...d5 22.Bf6 Qf6 23.Nb6 Qc6 24.Nd5+- ) 22.Rc1 (better is 22.Bf6!? gf6 23.Bf3 Ne7+- ) 22...Qc6 23.Bf6 gf6 24.Nc3 Bg7 25.Nd5 Ne7 26.Nf4 Kh7 27.Qe1 Rg8 28.Nh5 Ng6 29.Bd1 Bf8?? (better is 29...Nh4 30.f3 Qc5+/-) 30.Nf6+- Kg7 31.Ng8 Kg8 32.Ra1 d5 33.cd5 Qd5 34.Rb1 (34.Qe2 Bb4+- ) 34...Bd6 35.Bb3 Qe5 (36.f4 Qf5+- ; better is 35...Qd3 36.Qc1 Ne5+- ) 0–1. stoker – bigpopae100, Live Game Caissa's Web, 2004.

7.Nf3 Nf6 8.d4 Be7 9.Nbd2 0-0 10.e4 Nh6 11.Bd3 Bg4 (11...d5 12.ed5 Nd5 13.0-0+/-) 12.h3 Bf3 (12...Bd7 13.0-0+/-) 13.Qf3+- (13.gf3?! Re8+/-) 13...Nd7 14.c4 Bf6 15.0-0 c6 16.a4 c5 17.Nb3 cd4 18.Bd4 (18.Nd4 Nc5 19.Ra2 a6+-) 18...Bd4+/- 19.Nd4 Ne5 20.Qe2 Nd3 (20...Qa5 21.Rfd1+/-) 21.Qd3+- Qf6 22.f4 Rfe8 23.g4 Qh4? (23...Qg6!?+/-) 24.Kg2 (better 24.g5 f5 25.gh6 fe4 26.Nf5 ed3 27.Nh4+-) 24...f6?? (24...Kh8+-) 25.Nf3 Qg4 (25...Nf5 26.Nh4 Nh4 27.Kg3+-) 26.hg4 Ng4 27.Kg3 (27.Rfe1 Nh6+-) 27...h5 (27...Nh6 28.Qd5 Nf7 29.Qb7+-) 28.Rh1 g6 29.e5 (better 29.Qd5 Kg7 30.Qb7 Kg8 31.f5+-) 29...de5 30.Qg6 Kf8 31.Rh5 ef4 (31...Ke7 32.Rh7 Kd6 33.Qd3 Kc5 34.Qa3 Kc4 35.Rc1 Kd5 36.Qd3 Ke6 37.f5) 32.Kg4 Ke7 (32...Re2 33.Qf6 Ke8 34.Rh8 Kd7 35.Rh7 Re7 36.Re7 Kc8 37.Qh8) 33.Rh7 (33.Qg7 Kd8 34.Rd1 Kc8 35.Rc5 Kb8 36.Qc7) 33...Kd6 34.Qf6 Kc5 35.Rc7 (35.Qd4 Kb4 36.Rb1 Ka5 37.Qc3 Ka4 38.Ra1) 35...Kb4 36.Qb2 Ka5 37.c5 (37.Rg7 a6 38.ba6 Re5 39.Qe5 Kb4 40.Rb7 Kc4 41.Qd4) 37...Rg8 38.Ng5 Rg5 39.Kg5 Rg8 40.Kf6 Rf8 41.Ke7 a6 (41...Re8 42.Ke8 f3 43.Qd2) 42.Qc3 (42.Qd2) 1-0. zembelek1 (2150) - ANGELINIUS (1865), Rated Classical tournament, lichess.org, 2016.

7.Nf3 Nf6 8.Be2 h6 9.0-0 g5 10.c4 Nh4 11.Nh4+- gh4 12.Bf3 Rb8 13.Nc3 Rg8 14.Nd5 Nd5 15.Bd5 c6 16.Be4 Qg5 17.f4 Qc5 18.bc6 Bc6 19.Bc6 Qc6 20.Qf3 Qc4 21.Rfc1 Qd3 22.Bc3 Bg7+/- 23.Bg7 Rg7 24.Rab1 f5 25.Qh5 Kd7+= 26.Qh4 Qd2 27.Qf2 Qd5 28.Qc2 Ke6 29.g3 h5 30.Rd1 Qe4+= 31.Qe4 fe4 32.Rd4 d5= 33.Rc1 Rd8 34.Rcd1 h4 35.Kf2 hg3= 36.hg3 Rc7 37.Re4 de4 38.Rd8 Rc2 39.Kf1 Kf5 40.Rd7 Ra2 41.Rb7 Kg4=+ 42.Rb3 Kg3 43.Ke1 a5 44.Rb5? Kf3 45.f5 Ke3 46.Kd1 Kd3 47.Rb3 Kc4 48.Re3 Kd4 49.Rh3 Rf2 50.Rh5 a4 51.f6 Rf6 52.Ra5 Kd3 53.Ke1 Rd6 54.Ra4 Ke3 55.Ra3 Rd3 56.Ra8 Rb3 57.Kd1 Kf2 58.Rf8 Rf3 59.Re8 e3 60.Re7 Rf4 61.Re8 Rd4 62.Kc2 e2 63.Kc3 Rd1 64.Rf8 Kg3 65.Rg8 Kf4 66.Rf8 Kg5 67.Rg8 Kf6 68.Re8 e1Q 69.Re1 Re1 70.Kd4 Kf5 71.Kd3 Kf4 72.Kd2 Re8 73.Kd3 Re7 (73...Re7 74.Kc4 Ke5 75.Kc3 Kd5 76.Kd3 Kc5 77.Kc3 Re3 78.Kd2 Kd4 79.Kc2 Ra3 80.Kd2 Ra2 81.Kd1 Kd3 82.Ke1 Rb2 83.Kf1 Ke3 84.Kg1 Kf3 85.Kh1 Kg3 86.Kg1 Rb1#) 0–1. Toth,Tamas – Varhomoki,Ambrus, Sarospatak–ch, 1998.

6.Bb2 Be6

7.c4 Nf6 8.Nf3 Be7 9.d4 c6 10.a4 cb5 11.ab5 a6 12.d5 Bd7 13.Bd3 0-0 14.0-0 ab5 15.Qc2 Ra1+/- 16.Ba1 Qc8 17.cb5 Qc2 18.Bc2 Nd5 19.e4 Nb4 20.Bb3+= Nh6 21.Bc3 Bb5? 22.Bb4+- Bf1 23.Kf1 Rc8 24.Nbd2 Ng4 25.h3 Nh6 26.Ke2 Kf8 27.Nc4 b5 28.Nd6 Bd6 29.e5 Bb4–+ (29...Bb4 30.g4 Rc5–+) 0–1. chessleon (1995) – cruciverbalist (2095), net–chess.com, 2007.

7.c4 g5?? 8.d4 (better 8.Bh8 Nge7 9.Bf6+-) 8...Bg7+/- 9.Bd3 Qd7 (9...Nh4!? 10.g3 Ng6+/-) 10.Qc2+- d5 (10...Nh4 11.d5 Ng2 12.Kd2+-) 11.cd5 Bd5? (11...Qd5 12.Nf3 g4+-) 12.Bf5 Be6 (12...Qb5 13.e4 Ne7 14.Nc3+- (14.ed5?! Nf5 15.Nc3 Qd7+-)) 13.Be6 fe6 14.Ne2 Ne7 15.0-0 (15.Nbc3 Nd5+-) 15...0-0 (15...Qb5 16.Nbc3 Qc6 17.Rac1+-) 16.Nd2 (16.Ba3 a6+-) 16...Rf6 (16...Qb5 17.Ba3 Rf7 18.Ne4+-) 17.Ne4 Rh6 18.N2g3 (18.a4 c6+-) 18...Nf5 (18...Qb5 19.Rab1 Qd7 20.Ba3+-) 19.Qb3 (19.Nf5 ef5 20.Qb3 Qe6 21.Ng5 Qb3 22.ab3 Rd6+-) 19...Kh8 (19...Ng3 20.fg3 Qd5 21.Nc5+-) 20.Rac1 (20.Nf5!? ef5 21.Ng5 Rf8+-) 20...Rf8 21.a4 (better 21.Nc5 Qc8+-) 21...Rh4 (21...Ng3 22.fg3 Rf1 23.Rf1+-) 22.Rfd1 (22.Nc5 Qd5 23.Qd5 ed5+-) 22...Qf7 (22...Ng3 23.Ng3 Rf7 24.Qb4+-) 23.Ng5 Qg6 (23...Qf6 24.Nf5 Qf5 25.f4+-) 24.Ne6 Re8 (24...Rf7 25.Rc7 Rc7 26.Nc7 Ng3 27.fg3+-) 25.Ng7 (25.d5 Rg4 26.Nf5 Qf5 27.Ng7 Rg7 28.Rc7 Qg4 29.Rg7 Qg7+-) 25...Ng7 26.d5 (better 26.Rc7 Rg8 27.Rb7+-) 26...Qh6 (26...Qf7 27.Qc3 Rf8 28.Nf5+-) 27.Qc3 (better 27.Nf5! Qd6 28.Bg7 Kg8 29.Nd6 cd6+-) 27...Rg8 28.Qc7 Rh2 29.d6 Qh4 30.d7 (30.Qg7! Rg7 31.Rc8 Qd8 32.Rd8) 30...Rg2 31.Kg2 Qg4 (31...Qd8 32.Qe5 Qf6 33.Qf6 a6 34.Qg7 Rg7 35.d8Q) 32.d8Q Qg3 (32...h6 33.Bg7 Qg7 34.Qg7 Kg7 35.Rc7 Kh8 36.Qf6 Rg7 37.Qg7) 33.fg3 h6 (33...h6 34.Qg7). ClayPigeons (2115) - Helbry (2145), Rated Bullet game, lichess.org, 2019.

7.Be2 d5 8.Nf3 Ngh6 9.0-0 Bd6 10.Nc3 Nh4 11.Na4?? (11.e4 Nf3 12.Bf3 Qh4+- ) 11...Ng4?? (better is 11...Nf3 12.Bf3 Qh4–/+) 12.g3 Nf3 13.Bf3 h5 (better is 13...Ne5!?+=) 14.Bg7+- Rg8 15.Bb2 h4 16.Kh1 (16.e4 Nf6 17.e5+- ) 16...hg3+= 17.fg3?? (better is 17.hg3 Ne5 18.Nc5+/-) 17...Bg3?? (better is 17...Nh2 18.Rg1 Nf3 19.Qf3 Qg5–/+) 18.hg3+- Rh8 (18...Qd6 19.Kg2+- ) 19.Kg1 (better is 19.Bh8 Qg5 20.Kg1+- ) 19...Rh3 20.Qe1 (20.Kg2 Rh2 21.Kg1=) 20...Kd7 (20...Nh2 21.Rf2 Rg3 22.Bg2+- ) 21.Bg2 (better is 21.Nc5 Kc8 22.Ne6 fe6 23.Bg4+- ) 21...Rh2 22.Nc3 Qh8 23.Rb1 Rh1! 24.Bh1 Qh2 0–1. annmarie – Robespierre, Live Game Caissa's Web, 2004.

7.Be2 Nf6 8.Nf3 Qd7 9.Ng5 Be7 10.Ne6 fe6 11.Bh5 Nh5 12.Qh5 g6 13.Qe2 0-0 14.0-0 Nh4 15.f4 e5 16.g3 Nf5 17.e4 Nd4 18.Qc4 Kh8 19.Bd4 ed4 20.Qd4 Bf6 21.e5 Bg7 22.Nc3 Rfd8 23.Nd5?? (better is 23.Ne4+/-) 23...de5–+ 24.fe5 Qd5 25.c3 Qd4 (25...Be5? 26.Rf8!? Kg7 27.Qd5 Rd5 28.Ra8 Rd2 29.Re1 (29.Ra7 Bc3 30.Rb7 Ba1 31.Rc7 Kf6–+) 29...Bc3 30.Re7 Kh6 31.Rc7 Bd4 32.Kh1 Ra2 33.Rb7+- ; 25...Qe5?! 26.Qe5 Be5 27.d4–+) 26.cd4 Rd4 27.e6 Re8 28.Rae1 Rd2 29.e7 (29.Rf7–+) 29...Ra2 30.Re6 a5 31.Rf7 (31.ba6 ba6 32.Rf4 c5–+) 31...a4 32.b6 (32.Kf1 Rh2 33.Rf3 Kg8–+) 32...c6 (32...Kg8 33.Rf4 cb6 34.Rd6–+) 33.Re3 (33.Rd6 Kg8 34.Rf4 g5–+) 33...Bd4 (better is 33...Kg8 34.Ref3–+) 34.Rf8 Kg7 35.Re8 Be3 36.Kh1 Ra1 37.Kg2 Kf7 38.Rf8 (38.Rb8 Ke7 39.Rb7 Kd6 40.Rb8–+) 38...Ke7 39.Rf3 (39.Rh8 a3 40.Kh3 a2 41.Rh7 Ke6 42.Rb7 Rg1–+) 39...Bb6 40.Rd3 (40.Kh3 Bd4–+) 40...g5 (better is 40...a3!? 41.Kf3 Rf1 42.Kg4–+) 41.Kf3 (41...a3 42.Rb3 Rf1 43.Kg4–+) 1–0. OPA – Falcon8, Live Game Caissa's Web, 2004.

7.Qf3 Ngh6? 8.Qb7+- Rb8 9.Qa6 Rb6 10.Qa7 Rb5?? 11.Bb5 Bd7 12.Bd7 Qd7 13.Qb8 (13.Qb8 Qd8 14.Qd8 Kd8 15.a4+- ) 1–0. Zippy – chessloon, ICS game, 1993.

7.Nf3 d5 8.Bd3 Qd7 (8...Nf6 9.Ng5+/-) 9.0-0 0-0-0 (9...Nf6 10.Ne5 Qd6 11.Qf3+- ) 10.a4 Bd6 (10...Ngh6+- ) 11.Bf5 Bf5 12.Bg7 Nh6 (12...Ne7 13.Bh8 Rh8+- ) 13.Bh6 Rhg8 14.Ne1 (better is 14.g3+- ) 14...Bh2 (14...Bh3 15.f4 Qe6 16.Bg5+- ) 15.Kh1 (15.Kh2 d4 16.Bf4 h5+- ) 15...Be4 (15...Bg4 16.f3 Qd6+- ) 16.Kh2 Qe7 (16...d4 17.Bf4+- ) 17.Bf4 Qh4 (17...d4 18.g3+- ) 18.Kg1 Rg6 (18...d4 19.d3 Bd5 20.Nd2+- ) 19.Bg3 Qh6 (19...Qf6 20.Nc3+- ) 20.Nc3 Rg5 (20...Bf5 21.Qf3 Qg5 22.Nd5+- ) 21.Bf4 Rdg8 22.f3 Bf5 23.Nd5 Qe6 24.Nc7 Qe7 25.b6 ab6 26.a5 Bh3 27.Bg5 Rg5 28.ab6 Bg2 29.Ng2 f6 30.Ra8 Kd7 31.Qa1 Qg7 32.Qd4 Ke7 (32...Kc6 33.Qc4 Kd6 34.Qe6 Kc5 35.d4 Kb4 36.Qb3) 33.Qd8 Kf7 34.Qe8 1–0. Ahrens,Gerhard (2235) – Mix,Rolf (1735), remoteschach.de, 2006.

7.Nf3 Qe7 8.Be2 0-0-0 9.a4 b6 (9...Nh4!? 10.Nh4 Qh4+- ) 10.c4 Nf6 11.a5 d5 12.ab6 cb6 13.Ra6 (better is 13.cd5 Rd5 14.e4 Ne4 15.Qc2 Nc5+- ) 13...Qd6? (better is 13...dc4 14.Qa4 Kb8+- ) 14.Qa4 (14.Ra7 Nd7 15.Ba3 Nc5 16.Bc5 Qc5+- ) 14...Rd7 (14...Qb4 15.Ra7 Qa4 16.Ra4 dc4 17.Bc4+- ) 15.0-0 (15.Bf6 gf6 16.cd5 Qd5+- ) 15...d4? (15...Qb4 16.Qb4 Bb4+- ) 16.Nd4 (16.c5 Qb8 17.cb6 de3 18.fe3 Kd8+- ) 16...Nd4 17.Bd4 Nd5 (17...Qb4 18.Ra7 Qa4 19.Ra4 Kc7+- ) 18.cd5 Bd5 19.Ra7 Ra7 20.Qa7 Qd7 (20...Qc7 21.Qc7 Kc7 22.Rc1 Kd7+- ) 21.Rc1 Kd8 22.Bb6 Ke7 23.Rc7 Be6 24.Rd7 Bd7 25.Bc5 Kf6 26.Qd7 g6 27.Bd4 Kg5 28.Qg4 Kh6 29.Qh4 1–0. Fournier,Frederic (1775) – aomingcina, Active, 2005.

7.Nf3 Be7 8.Be2 Qd7? 9.0-0?? (9.e4!? Bf6 10.Bf6 Nf6 11.ef5 Bf5+- ) 9...h6 (9...Nf6 10.Ng5+/-) 10.h3 (better is 10.e4 Nh4 11.Nh4 Bh4 12.Bg7+- ) 10...g5?? (better is 10...Bf6 11.Nc3 d5+/-) 11.Bh8+- g4 12.hg4 Nh4 13.Nh4 Bh4 14.g3 Bf6 15.Bf6 Nf6 16.Nc3 h5 (16...0-0-0 17.a4+- ) 17.Re1 (better is 17.gh5 0-0-0+- ) 17...hg4 18.d4 0-0-0 (18...d5 19.Na4+- ) 19.d5 Bf5 20.Bd3 (better is 20.Qd4 Qe7 21.e4 Bg6 22.Qa7 Qe5+- ) 20...Rh8 21.Bf5 (better is 21.a4 Kb8+- ) 21...Qf5 22.e4 Qh5 23.Kf1 Qh1 24.Ke2 Qf3 25.Kd2 Qf2 26.Kc1 Qg3 27.Kb2 Rh3 28.Qd2 Nd7 29.Rg1 Qf3 (29...Qh4+- ) 30.Raf1 (30.Raf1 Qe3 31.Qe3 Re3 32.Rg4+- ) 1–0. Fournier,Frederic (1925) – Yautja (1655), Active, 2005.

7.Nf3 Be7 8.Be2 Bf6+/- 9.Bf6 Nf6 10.Nc3 0-0 11.0-0 h6 12.d4 Nh7 13.Bd3 Nh4 14.Ne4 Qe7 15.Nh4 Qh4 16.Ng3 Nf6 17.Qf3 Bd5 18.e4 Be6 19.d5 Bd7 20.c4 Ng4 21.h3 Ne5 22.Qe2 Rfe8 23.Rae1 c6 24.a4 cd5 25.cd5 Rac8 26.Rc1 Nd3 27.Qd3 Re5 (27...Qg5!? 28.Qa3 Qf4+/-) 28.Rc8 Bc8 29.f4 (29.Rc1 Qd8+- ) 29...Re8+/- 30.f5 Bd7 (30...Qf6 31.Rc1+/-) 31.Kh2 Qf6 32.Rc1 h5 (better is 32...Qd8+- ) 33.Nh5 Qh6 34.Ng3?? (better is 34.Rc7 Bf5 35.ef5 Qh5 36.Rb7+- ) 34...Qc1–+ 35.Qf3 Qh6 (35...Qa1 36.f6 Qa4 37.fg7 Qb5 38.Qf6–/+) 36.Ne2 (36.f6 gf6 37.a5 Kh8–+ (37...Bb5?! 38.Nf5 Qg5 39.h4+=)) 36...a6 37.ba6 ba6 38.a5 Bb5 39.Ng3 Rc8 (39...Qf6 40.Qe3–+) 40.Qg4 (40.f6 g5–+) 40...Rc1 41.Nh5 Ra1 42.Nf4 Rf1 (42...Qf6 43.Nh5 Qe5 44.Qg3 Qg3 45.Kg3 Ra5 46.Kf4–+) 43.Kg3 (43.Nh5 Kh7–+) 43...Qf6 44.Nh5 Qe5 45.Kh4 Re1 46.Ng3 Qf6 (better is 46...Bd3!? 47.Qg5–+) 47.Qg5 Qe5 48.Qg4 Qf6 (better is 48...Bd3!? 49.Qg5 Be4 50.f6–+) 49.Qg5 Qe5 (better is 49...Qg5 50.Kg5 Rg1–+) 50.Qg4= ½–½. Fournier,Frederic (1925) – fabioarmenia, Active, 2005.

7.Nf3 Be7 8.Be2 Nf6 9.0-0 +/-.

7.Nf3 Be7 8.e4 Bf6 9.Bf6 (9.ef5 Bb2 10.fe6 Ba1+=) 9...Qf6 10.ef5 Qa1 11.fe6 fe6 12.Nc3 Qd1 13.Kd1 +- .

7.Nf3 Nge7 8.e4+- Nh6 9.c4 (9.Be2 Ng6+- ) 9...Ng6 10.d4 f6 (10...a6 11.ba6 Ra6 12.c5+- ) 11.Bc1 (11.Nc3 Be7+- ) 11...Nf7 (11...a6 12.ba6 Ra6 13.Nc3+- ) 12.Be2 (12.Nc3 a6+- ) 12...f5 (12...Ng5 13.Bd3+/-) 13.ef5 (13.Qc2 f4+- ) 13...Bf5 14.0-0 Be7 15.Nc3 0-0 16.Nd5 c6 17.Ne7 Qe7 18.a4 Rae8 19.Bd3 (19.Re1 Be4 20.Ra3 Qf6+/-) 19...Bg4+/- 20.Bg6 hg6 21.h3 Bf5 (21...Bf3 22.Qf3 (worse is 22.gf3 Ng5 23.Bg5 Qg5 24.Kh2 Qf4 25.Kg2 Rf5+=) 22...Nh6 23.Qc3+/-) 22.Bf4 (22.Re1 Qf6 23.Ra3 g5+/-) 22...Qe4 23.Bg3 Qe2 (23...Qd3 24.bc6 bc6 25.c5+/-) 24.Qb3 Bd3 (24...Qd3!? 25.Qb4 Re2+/-) 25.Rac1+- White plans c5 25...Qe4 (25...Bf5 26.Rc3 Qe6 27.d5 cd5 28.cd5+- ) 26.Rfe1 Qf5 27.c5 d5 (27...Re1 28.Ne1 Be4 29.cd6+- ) 28.bc6 bc6 29.Qb7 (29.Nh4 Bc4 30.Nf5 Re1 31.Re1 Bb3 32.Ne7 Kh7 33.Nc6 Ba4+- ) 29...Re1? (better is 29...Be2 30.Ne5 Ne5 31.de5 Bc4+- ) 30.Re1 Be4 (30...Qc8 31.Qa7 Be4 32.Nd2+- ) 31.Nd2 (31.Qc6 Bf3 32.Re8 Be4 33.Rf8 Kf8 34.Qa8 Ke7+- ) 31...Nd8 32.Qa7 Ne6 33.Ne4 de4 34.Qd7 Ng5 (34...Rd8 35.Qc6 Nd4 36.Qe4 Qc5 37.Qg6 Qc6+- ) 35.Qc6 Rf6 (35...Rd8 36.Bd6 Rd7 37.a5+- ) 36.Qb5 Nf3 (36...Ne6 37.c6 Nd4 38.Qc4 Qe6 39.Qd4 Qc6 40.Re4 Qc1 41.Kh2+- ) 37.gf3 ef3 38.Kh2 Qh5 (38...Qd5+- ) 39.c6 Rf5 40.c7 Rf8 41.Qh5 gh5 42.Bh4 Rc8 43.Bd8 Kf7 44.d5 g5 45.d6 Ra8 46.Bg5 h4 47.d7 1–0. Haubro,Sigfred (2175) – Krull,C (1785), Copenhagen DEN, BMS Open, 2014.

7.Nf3 Nf6 8.Be2 c6 9.bc6 bc6 10.0-0 Be7 11.c4 0-0 12.Qc2 Rb8 13.d4 White plans c5 13...d5 14.c5 Qc7 15.Nbd2 Ng4 16.h3 Nf6 (better is 16...Nge3!? 17.fe3 Ne3+=) 17.Bc3 g6 18.Rab1 Ng7 19.Rb8 Rb8 20.Rb1 Nfh5 (20...Rb1!? 21.Qb1 Bf5 22.Qd1+- ) 21.Rb8 Qb8 22.Qb3 Qb3? (22...Qc7 23.Ba6 Nf6 24.Qb7+- ) 23.ab3 (better is 23.Nb3!? Nf6 24.Ne5 Ne4+- ) 23...Nf6 24.Ne5 Bd7 25.Nd7 (better is 25.Ba6!? Ne6+- ) 25...Nd7 26.Ba6 Nb8 27.Bb7 Ne8 28.Ba5 f5 29.Nf3 Bf6 30.Ne1 Kf7 31.Nd3 Ke6 32.Nb4 Kd7 33.Na6 Na6 34.Ba6 Nc7 35.Bd3 a6 (35...f4!?+/-) 36.Bc7+- Kc7 37.Ba6 Bg7 (37...f4 38.g3 fe3 39.fe3+- ) 38.b4 h6 39.f3 g5 40.g4 f4 41.Kf2 Kd8 42.b5 Kc7 (42...fe3 43.Ke3 cb5 44.Bb5+- ) 43.b6 Kb8 44.Ke2 Bf6 45.Bd3 Kb7 46.Bf5 Kb8 47.Kd3 Kb7 (47...fe3 48.Ke3 Kb7 49.Bd3+- ) 48.ef4 (better is 48.e4!? de4 49.fe4 Bg7+- ) 48...gf4 49.Bd7 Bg5 50.Kc3 Bf6 51.Bf5 Bg5 52.Bd3 Bd8 53.Kb4 (53.Bg6 Bf6+- ) 53...Bg5 (53...Bf6 54.h4!+- ) 54.Ka5 (better is 54.Bg6!?+- ) 54...Bh4 55.Ba6 Kb8 56.Bb5! Be1?? (56...cb5 57.Kb5 Combination) 57.Ka6 Bc3 (57...cb5 58.c6 Bc3 59.c7 Kc8 60.b7 Kc7 61.Ka7 Bd4 62.Ka8+- ) 58.Bc6 Bd4 59.Bd5 (better is 59.Kb5+- ) 59...Bc5 0–1. Fournier,Frederic – gerju, Active, 2005.

6.Bb2 Be7

7.Bd3 Bf6 8.c3 Nh4+= 9.Be4 Qe7 10.Bf3 Bd7 11.a4 0-0-0 12.g3 Nf5 13.Ne2+= h5 14.0-0 Nfh6 15.Bh5 Bh3 16.Bf3 Bf1= 17.Qf1 g5? 18.Qg2+/- d5 19.Bd5+- Rd5 20.Qd5 Ng4 21.Ba3 Qe6 22.Qe6 fe6 23.Kg2 Rh2+= 24.Kf3 N8h6 25.Ke4?? Rf2 26.Nd4=+ Bd4 27.cd4 Nf6 28.Kd3= Rf1 29.Bb2 Rg1= 30.d5 Nd5–/+ 31.Nc3 Rg3 32.Nd5 ed5 33.Be5 Rh3 34.Rf1 g4 35.Rc1= g3 36.Rc7+/- Kd8 37.Rb7 g2? 38.Rg7+- Rh5 39.Bf4 Nf5 40.Rg2 Rh4 41.a5 d4 42.Bg5 (42.Bg5 Ke8 43.Rf2 de3 44.de3+- ) 1–0. pinecrest1981 – coachwright, Live Game Caissa's Web, 2006.

7.Bd3 Nf6 8.Nf3 a6 9.a4 ab5 10.ab5 Ra1 11.Ba1 0-0 12.0-0 Re8 13.c4 h6? (13...Qd7 14.Qc2+/-) 14.Qc2?? (better is 14.e4+- ) 14...g6 15.Nc3 Ng7 16.Ne4 Ne4 17.Be4 Bf6 18.d4 Bf5 19.Bf5 Nf5 20.Bc3 c6 21.bc6 bc6 22.Rb1 d5 23.c5 Nh4 24.Nh4 Bh4 25.g3 Bf6 26.Qa4 Qd7 27.Rb6 Re6 (27...Rc8!?+/-) 28.Qa8+- Kg7 29.Rb8 Be7 (29...g5 30.Rh8 Kg6 31.Qg8 Kh5 32.f3+- ) 30.Rb7 (30.Rg8 Kh7 31.Rh8 Kg7 32.Qg8 Kf6+- ) 30...Qd8 31.Rb8 Qd7 32.Ba5 h5?? (32...Re4+- ) 33.Rb7 (33.Rb7 Qb7 34.Qb7+- ) 1–0. Fournier,Frederic (1765) – advalqferref (1760), Active echecs21.com, 2005.

7.e4 Nd4?? 8.Bd4+- Nf6 9.Nc3 0-0 10.Bd3 Bg4 11.Nge2 d5 12.e5 Be2 (12...Ne4 13.h3 (13.Ne4?! de4 14.Be4 Be2 15.Qe2 Qd4+- ) 13...Nc3 14.dc3+- (14.hg4?! Nd1 15.Bh7 Kh8=; worse is 14.Bc3 Bh5+- )) 13.Qe2 Ne4 (13...Ne8 14.0-0+- ) 14.Ne4 de4 15.Qe4 b6 (15...g6+- ) 16.Qh7 1–0. gioco1b4 – RHINO62, CheeWorld Microsoft, 2012.

7.e4 Nfh6?? 8.Bg7+- Bf6 9.Bh8 Ba1 (9...Bh8 10.Nc3 Bc3 11.dc3 Qe7+- ) 10.Ba1 Nf6 11.d3 Qe7 12.Nf3 d5 13.Bf6 Qf6 14.ed5 Bg4 15.Qe2 Qe7 (15...Kf8 16.d4+- ) 16.Qe7 Ke7 17.Be2 Re8 18.0-0 Kd8 19.Bd1 Nf5 20.Nbd2 Nd6 21.c4 h5 22.h3 Bf5 23.d4 Bd3 24.Re1 Re1 25.Ne1 Bc4 26.Nc4 (26.Nc4 Nc4 27.Bh5+- ) 1–0. Fournier,Frederic – quimicefo, Active, 2007.

7.Nf3 f6 8.Bc4 (8.e4 Nfh6+- ) 8...d5+/- 9.Bb3 Qd6 10.a4 (10.Nc3 Be6+- ) 10...b6 (10...c5!?+/-) 11.0-0 c5 12.bc6 Qc6 (12...Ba6 13.Re1 Qc6 14.Nc3+- ) 13.a5 (13.Nc3!? Be6 14.g4 d4+- ) 13...b5 (better is 13...Ba6+- ) 14.Nc3 (14.Nc3 Qd7 15.Nd5+- ) 1–0. Wartig,Wolfgang – Rochlitz, corr PCC–cp, 1994.

7.Nf3 Nf6 8.Bd3 +/-.

7.Nf3 Nh4?? 8.Nh4 (8.Bg7 Bf6 9.Bh8 Bh8+- ) 8...Bh4? (better is 8...Bf6 9.Qc1 Bb2 10.Qb2 Qh4 11.Qg7 Qf6 12.Qf6 Nf6+- ) 9.Bg7 Bf6 10.Bh8 Bh8 11.c3 Bf5 12.Be2 Qd7 13.0-0 0-0-0 14.a4 Nf6 15.d4 Nd5 16.Bf3 Nf6 17.Nd2 h5 18.c4 Bd3 19.Re1 d5 20.c5 Ne4 21.Ne4 de4 22.Be2 Be2 23.Qe2 Qe6 (23...Qg4 24.Qg4 hg4 25.f3 gf3 26.gf3+- ) 24.Qh5 Bf6 25.h3 Rd5 26.Qg4 Rf5 27.Rec1 Kb8 28.Qg8 Qc8 29.Qc8 Kc8 30.c6 b6 31.Rd1 a5 32.Rac1 Bh4 33.Rd2 Bf6 34.d5 Re5 (34...Be7 35.g4 Re5 36.Kg2+- ) 35.d6 cd6 36.Rd6 Be7 37.Rd7 Ba3 38.Rcd1 Re8 (38...Re7 39.Rd8 Kc7 40.R1d7 Rd7 41.Rd7 (worse is 41.cd7 Kd8 42.Kh2 Kd7–/+) 41...Kc8 42.Rf7+- ) 39.Rf7 (better is 39.Ra7 Kb8 40.Rdd7 Re7 41.c7 Ka7 42.c8Q Rd7 43.Qd7 Kb8 44.Qe8 Kc7 45.Qf7 Kd8 46.Qd5 Ke8 47.Qe4 Kf8 48.Qa8 Kf7 49.Qb7 Be7 50.Qb6 Bb4 51.Qc7 Ke6 52.Qc8 Kd6+- ) 39...Rd8 40.Rd8 Kd8 41.Rb7 Bc5 42.c7 (better is 42.g4 Kc8+- ) 42...Kc8 43.Ra7 Bd6 44.h4 Bc7 45.Rc7! Kc7 46.h5 Kd7 47.h6 Ke8 48.h7 Kf8 49.h8Q Ke7 50.g4 Kd6 51.Qd4 Ke6 52.Kg2 Ke7 53.Kg3 Ke6 54.Kf4 Ke7 55.g5 Kf7 56.Qf6 Ke8 57.g6 Kd7 58.g7 Kc7 59.g8Q Kb7 60.Qgg7 Kc8 61.Qff8 1–0. Fournier,Frederic (1605) – kether1, Active, 2007.

7.e4 Bf6

8.c3 Qe7 9.Qe2 Nfh6 10.d4 c6 (10...Bg4 11.Nf3+/-) 11.a4 Bg4 12.Nf3 Bg5 (12...Rc8 13.h3 Bh5 14.bc6 bc6 15.Ba3 Bf3 16.Qf3+- ) 13.h3 Bf3 14.gf3 (14.Qf3 d5 15.e5 Qe6+- ) 14...Bf6 (14...Bf4 15.Rg1 g5 16.a5+/-) 15.Bg2 (15.f4 Qe6+/-) 15...Qe6 (15...Bg5 16.a5+/-) 16.0-0 (16.f4 a6+- ) 16...Ne7 17.Nd2 (17.Re1 0-0+/-) 17...Ng6 (17...Bg5 18.Rfe1+/-) 18.Qe3 (18.bc6 bc6 19.Qa6 Qc8 20.Qc8 Rc8+/-) 18...Nh4 19.c4 c5 20.f4 (20.d5 Qe7 21.Bf6 Qf6+/-) 20...cd4 (20...Bd4 21.Bd4 cd4 22.Qd3+= (22.Qd4?? Qg6 23.Qg7 Qg7 24.Rfd1 Qg2)) 21.Bd4?? Bd4–+ (21...Bd4 22.Qg3 Ba1 23.Ra1 Ng2 24.Kg2 f5–+) 0–1. Bousios,Hristos – Meimaridis, Greece, 1977.

8.c3 Nfh6 9.Nf3 Ng4 10.d4 Ne7? (better is 10...Bh4 11.g3 Be7+/-) 11.h3+- Nh6 12.e5 de5 13.de5 (13.Ne5?! 0-0+/-) 13...Qd1 14.Kd1 Be5 15.Ne5 Be6 16.Kc2 Bf5 17.Bd3 0-0-0 18.Rd1 f6 19.Bf5 Nhf5 20.Rd8 Rd8 21.Nd3 Nd5 22.Na3 Nb6 23.Re1 Nh4 24.g3 Nf3 25.Re7 Ne5 (25...Rd7 26.Re8 Rd8 27.Rd8 Kd8 28.Nc5+- ) 26.Ne5 fe5 27.Re5 Nd5 28.f4 Nf6 (28...c6 29.c4 Nb4 30.Kb3+- ) 29.c4 h6 30.f5 Nh5 31.g4 Nf4 (31...Nf6 32.c5+- ) 32.Re7 g6 (32...g5 33.fg6 Ng6 34.Rh7+- ) 33.Be5 Nd3 (33...Nh3 34.Rc7 Kb8 35.Rc6 Ka8 36.Rg6+- ) 34.Rc7 Kb8 35.Rd7 Kc8 36.Rd8 Kd8 37.fg6 Ke7 38.Kd3 Kf8 39.g7 Kg8 40.c5 h5 41.c6 bc6 42.bc6 a5 (42...Kf7 43.c7 a6 44.c8Q hg4 45.g8Q Ke7 46.Qge6) 43.c7 a4 44.c8Q Kh7 (44...Kf7 45.g8Q Ke7 46.Qge6) 45.g8Q Kh6 46.Qcf8 1–0. b4_player – opponent, gamecolony.com, 2007.

8.Nc3 Nh4 +/-.

8.d4 Nge7? 9.ef5+- Bf5 10.Bd3 Qd7 11.Ne2 0-0 12.Nbc3 (12.Nbc3 d5 13.0-0+- ) 1–0. lasker (2210) – sylvainof, internet, 2008.

8.ef5? Bb2 9.Nc3 Ba1 10.Qa1 Qf6 –+.

6.Bb2 f6

7.e4 d5? 8.ef5 Bf5 9.Nf3 Bc5 10.Be2 Nh6 11.0-0 Qd7 12.d4 Bb6 (12...Bd6 13.c4+- ) 13.a4 c6 (13...Ba5 14.Nbd2+- ) 14.Ba3 0-0-0 15.Nbd2 g5 (15...Rhe8 16.bc6 Qc6 17.Bb5+- ) 16.a5 (16.bc6 Qc6 17.Be7 g4+- ) 16...Ba5 17.bc6 Qc6 (17...bc6 18.Rb1 Bb6 19.Ba6 Kc7 20.Nb3+- ) 18.Be7 Rd7 (18...Bc3 19.Ra7 Kb8+- ) 19.Ra5 b6 (19...Bc2 20.Qa1 Re7 21.Rc5 Qc5 22.dc5 Re2 23.Qf6+- ) 20.Bb5 Qe6 21.Bd7 Qd7 22.Bf6 ba5 (22...Rf8 23.Bg5 ba5 24.Bh6+- ) 23.Bh8 g4 (23...Nf7 24.Ne5 Qe6 25.Nf7 Qf7 26.Qa1+- ) 24.Ne5 Qd6 25.c4 dc4 26.Ndc4 Qd5 27.Qb3 Qd8 28.Rc1 Qc7 (28...Qd7 29.Nd6 Kd8 30.Bf6 Qe7 31.Qb8 Bc8 32.Qc8) 29.Nd6 Kd8 30.Bf6 (30.Bf6 Qe7 31.Qb8 Bc8 32.Qc8) 1–0. mrkt – BuckFush, internet, 2005.

7.e4 Qe7 8.Qe2 Nfh6 9.Nc3 f5? (better is 9...c6+- ) 10.Nd5 Qf7 11.Qc4 (11.Nf3 fe4 12.Qe4 Kd8+- ) 11...Be6 (11...Kd8 12.Nh3+- ) 12.Nc7 Kd7 13.Ne6 fe4 (13...Qe6 14.Qe6 Ke6 15.Bc4 Kd7+- ) 14.b6 (better is 14.Qd5 Kc8 15.Nh3+- ) 14...Ng4 (14...Nf6 15.Nc7 Qc4 16.Bc4 Rd8 17.Bb5 Kc8+- ) 15.Qc7 Ke6 16.Bc4 d5 17.Bd5! Kd5 Deflection from f7 18.Qf7 (18.Qf7 Kc6 19.Qc7 Kd5 20.Qb7 Ke6 21.Qa8+- ) 1–0. pierre – nyubocs, ChessHere.com, 2005.

7.e4 Qe7 8.Qe2 Nh4 +- .

7.Nf3 d5 8.c4 dc4 9.Bc4 Nge7 10.0-0 Nd5 (10...Nd6!? 11.Be2 Be6+/-) 11.e4+- Nfe7?? (11...Nb6 12.ef5 Nc4 13.Qe2 Ne5+- ) 12.ed5 Nd5 (12...Bg4 13.Re1+- ) 13.Nc3 (better is 13.Qb3 Be6 14.Nd4+- ) 13...Be6 (13...Nc3 14.Re1 Be7 15.dc3 Qd1 16.Rad1 Kf8+- ) 14.Re1 Nc3 (14...Nf4 15.Be6 Nd3 16.Qc2 Ne1 17.Re1+- ) 15.Re6 Be7 16.Bc3 Qd7 (16...Kd7 17.Qe2+- ) 17.Qe2 (better is 17.Bb4 Qe6 18.Be6 Bb4+- ) 17...c6 (17...Kd8+- ) 18.Re1 0-0-0 19.Re7 Qd6 20.bc6 b6 21.Be6 1–0. goco (1765) – juancabeta, internet, 2007.

7.Nf3 d5 8.c4 Bc5 9.cd5 Qd5 10.Nc3 Nge7?? (better 10...Qd8+- ) 11.Nd5 Nd5 12.e4 Bf2 (12...Nd6 13.Qc2 Bb6 14.ed5+- ) 13.Kf2 Nf4 14.ef5 Bf5 15.d4 (better 15.Nd4 Bc8+- ) 15...0-0-0 16.Qd2 g5 17.h3 (better 17.Qa5 Be4 18.Rc1 Kb8 19.Qc7 Ka8+- ) 17...Nd3 18.Bd3 Be6 19.g4 (better 19.Rae1!? Bd5+- ) 19...Bd5 20.Rhe1 Bf3 21.Kf3 h5 22.Bf5 Kb8 23.d5 Rd6 24.Re6 Re6 1–0. mizuzul – valla, ChessWorld.net, 2020.

7.Nf3 Bd7 8.Be2 d5 9.d4 Nd6 10.Nc3 Nc4 11.Bc4 dc4 12.a4 Bg4 13.h3 Bf3 (13...Bh5!?+/-) 14.Qf3+- (14.gf3?! Bb4+/-) 14...Be7? (better is 14...Qc8+- ) 15.Qb7 Nh6 16.0-0 0-0 17.Qc6 Nf5 (17...Nf7 18.Qc4 Qd7 19.e4+- ) 18.Qc4 (better is 18.Qe6 Kh8 19.Qf5+- ) 18...Kh8 19.Ne2 Nh4 (19...Nd6 20.Qe6+- ) 20.Nf4 Bd6 (20...Qd7 21.Qe6 Rfd8 22.c4+- ) 21.Ne6 Qd7 22.Nf8 Rf8 23.d5 (better is 23.Ba3+- ) 23...Qf5 (23...Nf3 24.Kh1 Nd2+- ) 24.Qh4 Qc2 25.Bd4 c5 (25...Qc4 26.Qh5+- ) 26.dc6 Qf5 (26...Qc4 27.Bf6 Qf7 28.Rad1+- ) 27.Rac1 Qe6 (27...Ra8 28.Qg4 Qg4 29.hg4+- ) 28.Qg4 Bc7 29.Qe6 1–0. Fournier,Frederic (1645) – guillep, Active, 2007.

6.Bb2 Nf6

7.a4 Be6 8.Nf3 Be7 9.c4 a6 10.Be2 ab5 11.ab5 Ra1 12.Ba1 0-0 13.d4 c6 14.bc6 bc6 15.0-0 h6 16.Nbd2 d5 17.c5 Ne4 18.Ne5 Bh4 19.Nc6 Qc7 20.Ne4 Qc6 21.g3?? Bg5?? 22.Ng5+- f6 23.Ne6 Qe6 24.Bg4 g6 25.Bf5 Qf5 26.Qb1 Qb1 27.Rb1 Kf7 28.Rb7 Ke6 29.Bc3 Kf5 30.c6 Ke4 31.c7 Rc8 32.Ba5 Ra8 33.Rb8 Ra5 34.c8Q Kf3 35.Rb1 Ra4 36.Qc6 Ra5 37.Qf6 Ke2 38.Qg6 Ra2+- 39.Qg4 Kd3 40.Qd1 Ke4 41.f3 Ke3 42.Rb3 1–0. tanto (1615) – rayjay, net–chess.com, 2002.

7.a4 Be7 8.g4 Ng4? (better is 8...Nh4 9.g5 Ne4+=) 9.Qg4+- Ne3? (9...d5+- ) 10.Qg7 Nc2 11.Kd1 Rf8 12.Kc2 Bf5 13.d3 Qd7 14.Nc3 0-0-0 15.Nd5 Rg8 (15...Rde8 16.Rc1+- ) 16.Qf7 Be6 (16...Bh4 17.Qd7 Rd7 18.Nf3+- ) 17.Ne7 Kb8 18.Bh3! Bh3 19.Nh3 Rgf8 20.Qh7 c6 (20...Rf3 21.Ng5 Rf2 22.Kb1+- ) 21.bc6 bc6 22.f4 1–0. Fournier,Frederic (1990) – NN, Active, 2004.

7.Nc3 b6 8.Nf3 Be7 9.e4 Nh6 10.d4 Bg4 11.Be2 0-0 12.h3 Be6 13.Bc1 Rc8? 14.Bh6 gh6 15.0-0 Kh8 16.Qd2 Rg8 17.Qh6 Bf8 18.Qd2 Bh3 19.Nh4?? Bd7 20.Qf4 d5? 21.e5 Ne4 22.Ne4 de4 23.Qe4 c6 24.Bd3 Rg7 25.Nf5 Bf5 26.Qf5 cb5 27.g3 b4? 28.Kg2+- Qg5?? 29.Qg5 Rg5 30.Rh1 Rg7 31.Rh2 f5 32.ef6 Rf7 33.Rah1 h6 34.f4 Rf6 35.Rh5 Rc3 36.Rf5 Rf5+/- 37.Bf5 Ra3 38.Be6+- Re3 39.Bb3 a5 40.Kf2 Re7 41.Kf3 b5 42.g4 a4 43.Bd5 Rd7 44.Bc6 Rd4+/- 45.Bb5 a3 46.Ke3 Rd5 47.Bc4 Rd6 48.g5 Re6?? 49.Be6+- 1–0. jearly (2210) – jlambe (1995), net–chess.com, 2008.

7.c4 b6 8.g4 Bb7+= 9.gf5 Bh1–/+ 10.f3 Qd7 11.Bh3 Be7 12.Kf2= 0-0 13.Ne2+= Bf3 14.Kf3+/- d5 15.Na3 dc4= 16.Nf4 Rfd8 17.Nc4+= Qb5 18.Qc2 Qc6 19.Kf2?? Ne4 20.Ke2? Rd2!!–+ 21.Qd2 Nd2 22.Nd2 Qb5 23.Nd3 Rd8 24.f6 Qd3 25.Kf3 Bf6 (25...Bf6 26.Bf6 Re8–+) 0–1. malaysianisme – mwojo (1745), net–chess.com, 2004.

7.c4 d5 8.cd5 Nd5 9.Bc4 Bc5 (better is 9...Nb6!? 10.Bb3 a6+=) 10.Qb3+- Be6 11.Ne2 (11.e4 Qh4 12.ed5 Qf2 13.Kd1 Qg2+- ) 11...0-0 (11...Nh4!?+/-) 12.e4+- Qh4 13.ef5 (13.Bd5 Qf2 14.Kd1 Qg2=) 13...Qf2 14.Kd1 Rad8?? (14...Qf5 15.Qg3 f6 16.Bd4+- ) 15.Bd5 (better is 15.fe6 fe6 16.Bd5 Rd5 17.Qh3+- ) 15...Bd5+/- 16.Qg3 Qg3? (better is 16...Qg2!? 17.Re1 Bf2 18.Qg2 Bg2=) 17.Ng3 Bg2 18.Re1 Bf2 19.Re7 Be3?? (better is 19...Rfe8!? 20.Rc7 Re1 21.Kc2 Bg3 22.hg3 Be4 23.Kb3 Rb1 24.Rb1 Bb1 25.Rb7 Ra8+- ) 20.Kc2 (20.Re3 Rfe8 21.Rc3 Rd4+- ) 20...Rfe8?? (20...Bf4 21.Nh5 Bd6 22.Re1+- ) 21.Rc7 (21.Re3 a6 22.f6 gf6 23.Re8 Re8+- ) 21...Bd2?? (21...Bg1 22.h4 Bf2+- ) 22.Nd2 Be4 (22...Rc8 23.Rc8 Rc8 24.Kd3+- ) 23.Kb3 Bf5 24.Rb7 Be6 25.Kb4 Rd7?? 26.Rd7 Bd7 27.Nc4 Rb8 28.a4 a6 29.Re1 ab5 30.ab5 Bb5 31.Bd4 Rd8 1–0. Meckel,Helmut (1865) – Huenting,Fabian, Bonn–Bad Godesberg, 2013.

7.c4 d5 8.Nf3 Nd6 9.Qb3 Be6 10.d3 c5 11.Nbd2 Rb8 12.Rb1 a6? 13.Bf6+- gf6 14.cd5 Bd7 15.ba6 Qc7 16.ab7 Rb7 17.Qc3 Bg7 18.Rb7 Nb7 19.Be2 0-0 20.0-0 Bg4 21.h3 Bh5 22.Rc1 f5 23.Qc4 Rb8 24.d4 Bf8 25.dc5 Nc5 26.g4 fg4 27.hg4 Bg6 28.Nb3 Rc8 29.Nc5 Bc5 30.Nd2 Bb6 31.Qc7 Bc7 32.d6! (32…Bd6 33.Rc8 Kg7 34.a4+- ) 1–0. Rempe,Torge – Dorn,Gerrit, Schleswig Holstein–chB U16, 2001.

7.c4 Be6 8.Nf3 Qe7 9.d4 h6 10.Bd3 g6 11.Nbd2 0-0-0 12.a4 b6? 13.a5 Kd7? 14.d5 Bd5 15.cd5 Rh7 16.Qc2 Kc8 17.Bf5 gf5 18.Qf5 Qd7 19.Qd3 Ng8 20.Qh7 Qb5 21.Qc2 Qd5 22.ab6 ab6 23.0-0 (23.0-0 Ne7 24.Rfc1+- ; better is 23.Ra7 Qc5 24.Ra8 Kd7 25.Qa4 b5 26.Qg4 Ke8 27.Rd8 Kd8 28.Qg8 Ke8+- ) 1–0. CountFromHolland – trousersnake, playchess.de, 2002.

7.c4 Be6 8.Nf3 g6 9.Be2 Bg7 10.d4 0-0 11.0-0 a6 12.a4 c6 (12...ab5 13.ab5 Ra1 14.Ba1+/-) 13.Nc3 d5 14.Qb3 (14.c5 Re8+-) 14...Nd6 15.ba6 (15.c5 Nde4+-) 15...ba6 (15...dc4!? 16.Qc2 Ra6+=) 16.c5 Nde4 17.Qc2 a5 18.Ne5 Qc7 19.Bd3 Nc3 (19...Rab8 20.Rab1+/-) 20.Bc3+- Nd7 21.Nf3 f5 22.Rab1 f4 23.Ng5 Rae8 24.Rbe1 f3 (24...Bf5 25.Bf5 Rf5 26.ef4 Re1 A) worse 27.Be1 Nf8+/- (27...Bd4?? 28.Ne6 Qa7 29.Nd4 Rf4 30.Bc3+-); B) 27.Re1+-) 25.Nf3 Rf3 26.gf3 Nf6?! (26...Bh3+-) 27.Kh1 Qd7 (27...Rf8 28.Qd2+-) 28.Rg1 (28.Ba5 Rf8+-) 28...Nh5 (28...Ra8+-) 29.Rg3! Rf8?! (29...Ng3 30.fg3 Combination) 30.Reg1 (better 30.Rg2+-) 30...Ng3 31.hg3 (31.Rg3 Bf6 32.Ba5 Bh4+-) 31...Qf7 (31...Rf3 32.Rb1+/-) 32.Be2 (32.Ba5 Qf3 33.Rg2 Bh3-/+) 32...Bf5 (32...g5 33.Rg2+-) 33.Qd1 (33.Qd2 g5 34.g4 Bg6+-) 33...Be6 (33...Ra8 34.Qd2+-) 34.Rg2 (34.Ba5 Ra8 35.Bb6 Bc8+-) 34...Qa7 35.Rh2 Rb8 36.Kg1 1-0. ClayPigeons (2200) - RacingChessLive (2315), Rated Bullet game, lichess.org, 2021.

7.c4 Qe7 8.Nf3 b6 (8...a6 9.Bd3+/-) 9.d4+- Bb7 (9...a6 10.Bd3+-) 10.Nc3 0-0-0 11.a4 (11.Bd3 g6+-) 11...Ng4 (11...Bf3 12.gf3 Kb8 13.d5+-) 12.Qd3 g6 13.a5 Bh6 (13...Nfe3 14.fe3 Bf3 15.e4 Be4 16.Qe4 (16.Ne4?! Re8+=) 16...Qe4 17.Ne4+/-) 14.Be2 Nf2 15.Kf2 Be3 16.Ke1 (16.Kf1 Bf3 17.Bf3 Bd4+-) 16...Rhe8? (better 16...Bf3 17.gf3 Bd4+-) 17.ab6 ab6 18.Nd5 (18.d5 Kd7+-) 18...Bd5 19.cd5 Kb8 20.Qa3 (20.g4!? Nh6 21.h3 Qe4+-) 20...Bf2 21.Kf2 Qe3?? (better 21...Qe2 22.Kg1 Qe3 23.Qe3 Re3+-) 22.Qe3 Ne3 23.Ra3 (better 23.Ng5 Ng2 24.Bc1 Nh4+-) 23...Nd5 (23...Ng4 24.Ke1+-) 24.Rha1 Kc8 25.Ng5 Rf8 (25...Re2 26.Ke2 Kd7+-) 26.Bf3 Nb4 27.Bc6 Nc6 (27...Na6 28.Ra6 Rfe8 29.Ra8) 28.bc6 (28.bc6 Rfe8 29.Ra8) 1-0. ClayPigeons (2200) - cybercam (2185), Rated Blitz game, lichess.org, 2020.

7.c4 Be7 8.Qc2 0-0 9.Bd3 g6 10.Nf3+/- Be6 11.Ng5 Nh5? 12.Ne6+- fe6 13.g4 Ne3 14.de3 Bh4 15.gh5 Rf2+/- 16.Qf2 Bf2 17.Kf2 Qh4–/+ 18.Ke2 Rf8?? 19.Nd2 Rf2 20.Kd1 Qh5 21.Kc2 d5 22.Rad1 dc4 23.Bc4 Qc5 24.Kd3 Qf5 25.Kc3 Qe5 26.Kb3 Qe3 27.Bc3 a5 28.a4 c5 29.Rhe1 Qg5 30.Ne4 Qf4 31.Nf2 Qf2 32.Rd8 Kf7 33.Be6 Ke7+- 34.Rd7 Ke8 35.Bh3 Kf8 36.Bg7 Kg8 37.Be6 (37.Be6 Qf7 38.Bh6 Qe6 39.Re6 c4 40.Kc4 g5 41.Re8; 37.Re8 Qf8 38.Rf8) 1–0. AbstractPoetic – feat, internet, 2007.

7.c4 Be7 8.Nf3 0-0 9.d4 c5 10.bc6! bc6 11.Bd3 d5 12.0-0 Ne4 (12...dc4 13.Bc4 Nd6 14.Bb3+/-) 13.Qc2+- White plans c5 13...Nfd6 (13...Rb8+-) 14.c5 Nf5 15.Be4 de4 16.Qe4 Re8 (16...Rb8 17.Bc3+-) 17.Qc2 (17.Qc6 Rb8 18.Bc3 Bb7+/-) 17...Rb8 18.Nbd2 Bf6 19.Nc4 Be6 20.Rab1 Bc4 (20...Qd5 21.Rfc1+-) 21.Qc4 (21.Qf5 Ba2 22.Nd2 Bb1 23.Rb1 Re7=+) 21...Qd5 (21...Qd7 22.Rfe1+-) 22.Qd5 cd5 23.Bc3 1-0. ClayPigeons (2120) - CoolKangaroo (2120), Rated Bullet game, lichess.org, 2021.

7.Bc4 Be7 8.Nf3 b6 9.Ng5 0-0 10.0-0 Bb7 11.Ne6!+- fe6 12.Be6 Kh8 13.Bf5 Ne4 14.Qg4 Nf6 15.Qh4 h6 16.f4 Nd5?? 17.Qh6 (17.Qh6 Kg8 18.Qg7#) 1–0. Wall,Bill – Ericsona, internet, 2000.

7.Bd3 Be7 8.Nf3 (8.g4 Nh4 9.g5 Nd5+- ) 8...Bd7 (8...d5 9.0-0+/-) 9.Nd4 (9.e4 Nh6+/-) 9...Nd4 10.Bd4 c6 11.a4 d5 (11...0-0 12.0-0+/-) 12.Be2 (12.Nc3 c5 13.Be5 Bg4+/-) 12...0-0 13.0-0 Bd6 (13...Bf5 14.bc6 bc6 15.Nc3+=) 14.f4 c5 15.Be5 (15.Bf6 Qf6 16.Nc3 Qe6+/-) 15...Be5 (15...Be6 16.a5+=) 16.fe5+/- Ne4 17.Bf3 (17.d3 Ng5+/-) 17...Be6 (17...Qg5 18.c4=) 18.c4 (18.Be4 de4 19.Nc3 Qg5 20.Ne4 Qe5+/-) 18...Ng5 (18...Qg5 19.Ra3 Qe5 20.d4 cd4 21.ed4+=) 19.Bd5+= Bd5 20.cd5 Qd5 21.d4 b6 (21...Ne6 22.Nc3 Qc4 23.Rc1 cd4 24.Ne2+=) 22.Qg4 (22.Nc3!? Qe6 23.h4+- ) 22...Ne4+= 23.Qe2 (23.Rf4 f5 24.ef6 Nf6+/-) 23...f6 (better is 23...cd4!? 24.Rd1 d3 25.Qd3 Qe5=) 24.ef6+= Rf6 (24...cd4 25.Rd1 Rac8 26.Na3 Rf6 27.Rd4+=) 25.Rf6+/- Nf6 26.Nc3 Qg5 (26...Qe6 27.Re1+/-) 27.Rf1 Re8 28.Qc4 Kh8 29.Qf7?? (better is 29.Nd1+/-) 29...Qe3–/+ 30.Kh1 Qe1 (better is 30...cd4!? 31.Nd5 Qe6 32.Qe6 Re6–/+) 31.Kg1= Qe3 32.Kh1 h6 33.Nd5?? Nd5 34.Qd5–/+ cd4 35.h3+= Qe2 36.Rf3 Qe1 37.Kh2+= Qe5 38.Qe5 Re5 39.Rf8 Kh7–/+ 40.Rd8 Re4 41.Rd6 h5 42.Kg3 g5 43.Rd7= Kg6 44.Ra7 Re3 45.Kf2 Ra3 46.Ra6 Ra2 47.Ke1 Kf5 48.Rb6 Ra4 49.Rc6 Ke4 50.Rb6 Rb4 51.Kd2 h4 52.Rg6? Rb5 53.Re6 Kd5 54.Rg6 Ke4 55.Re6= ½–½. Rodriguez,F – Telechea,J, URU chT, 1983.

7.Bd3 g6 8.e4+/- Qe7 9.Ne2 Nh4 10.0-0 g5 11.Ng3 Bg7 12.Nc3 0-0 13.f4 gf4+/- 14.Rf4 Ng6 15.Rf1 Bg4? 16.Qe1 Ne5 17.Qe3 Rfd8 18.h3 Be6 19.Be2 Bc4 20.d3 Be6 21.Nf5 Bf5 22.Rf5 d5 23.ed5 Nd5 24.Nd5 Rd5 25.c4 Rd6?? 26.Ba3 Qe6 27.Qg5 Ng6 28.Bd6?? Ba1–/+ 29.Bg4? cd6 30.Rf1 Bd4 31.Kh1 Qe8 32.Qd5–/+ Qe3 33.Qf7 Kh8 34.Qb7 Re8 35.Qd7? Rg8?? 36.Qe6 Qg3 37.Qe1 Qd3–/+ 38.Bf5 Qc4 39.Be6 Qb5 40.Bg8 Kg8 41.Qe6 Kg7 42.Rf7 Kh6 43.Qe1 Qg5 44.Qf1 Nh4 45.Qf4 Be3?? 46.Qd6+/- Ng6 47.Qd7 Qg3?? 48.Rh7+- Kg5 49.Qd5 Ne5 50.Rg7 (50.Rg7 Kf4 51.Rg3 Kg3 52.Qe5 Kf2 53.Qb2 Ke1 54.h4+- ) 1–0. 73DADDELDU37 – Milli, mySchach.de, 2005.

7.d4 d5 8.c4 Be7 9.Bd3 0-0 10.Nc3 Bb4 11.Nge2 Re8 12.0-0 dc4 13.Bc4 Nd6 14.Bb3 Bd7+= 15.a4 c6 16.Ng3 Bc3 17.bc6?? Bb2–+ 18.cd7 Re7 19.Rb1 Ba3 20.d5? Rd7–+ 21.e4 Nde4 22.Ne4 Ne4 23.Re1 Nc3 (23...Nc3 24.Qf3 Nb1 25.Rb1 Rc8–+) 0–1. gtate (1930) – geldridge (2185), net–chess.com, 2005.

7.Be2 Be7 8.Nc3 0-0 9.Nf3 Re8. Dopper.

7.Be2 Be7 8.Nf3 0-0 9.0-0 h5 10.c4 b6 11.d4 Bb7 12.Nbd2 d5 13.cd5 Bd5 14.Qc2 Qd7 15.e4 Ne3 16.fe3 Be6 17.a4 Ng4 18.Qd3 Bg5 19.Kh1 Ne3 20.Rg1 Ng2 21.Ng5 Nf4 22.Qe3 Ng6 23.Ne6 Qe6 24.Bh5 Ne7 25.d5 Qd7 26.Rg7 (26.Rg7 Kh8 27.Qh6#) 1–0. TresHuevos – Kingluke, Live Game Caissa's Web, 2005.

7.Be2 Nh4 8.g3 Nf5 9.Nf3 Bd7 10.0-0+/- Be7 11.c4 0-0 12.Nc3 c6 13.e4 Nh6 14.d4 Bg4 15.Qd3 d5 16.bc6+- bc6 17.Ne5 Be2 18.Qe2 de4? 19.Nc6 Qd6 20.d5 Nhg4 21.f3 ef3 22.Qe7 f2 23.Rf2 Qe7 24.Ne7 Kh8 25.Re2 a5 26.c5 Rae8 27.c6 Rb8 28.c7 Rbe8 29.Rf1 (29.Rf1 Ra8 30.h3+- ; 29.Rc1 h5 30.d6 Nd7+- ) 1–0. pierre (1925) – juancabeta, internet, 2006.

7.Nf3 c6 8.a4 Be7 9.c4 0-0 10.Bd3 c5 11.Qc2 g6 12.0-0+- b6 13.Nc3 Bb7? 14.e4 Nd4 15.Nd4 a6?? 16.Nc6 Bc6 17.bc6 Qc7 18.Nd5 Nd5 19.ed5 a5 20.Rae1 Rae8 21.Qc3 f6 22.Bc2 Bd8 23.Qf3 Re1 24.Re1 Qf7 25.d4 cd4 26.Bd4 Kg7 27.Qe3 Kg8 28.Bb6 Bb6 29.Qb6 Re8 30.Re8 Qe8 31.Qe3 Qf7 32.Qe6 (32.Qe6 Kf8 33.Qf7 Kf7 34.c7+- ) 1–0. hal1958 – Nylson, playchess.de, 2002.

7.Nf3 c6 8.Be2 cb5 9.Bb5+- Bd7 10.Bf6 gf6 11.Qe2 Rc8 12.Nc3 Bg7 (12...Ne7 13.0-0+- ) 13.Qd3 Ne7 (13...0-0 14.Bd7 Qd7 15.0-0+- ) 14.Ne4 Bb5 15.Nd6 (< 15.Qb5 Rc6 16.Ng3 Qd7+- ) 15...Kf8 16.Nb5 (16.Qb5?! Qd6 17.Qb7 a6=) 16...Qd3 17.cd3 a6 18.Nd6 Rd8 19.Nb7 Rd3 20.Ke2 Rd7 21.Nc5 Rd6 22.Rab1 Bh6 23.d4 Kg7 24.Rb7 Nf5 25.g4 Nd4 26.Nd4 Re8 27.Nf5 Kg6 28.Nd6 1–0. b4_player (2135) – a1_2002, GameColony.com, 2002.

7.Nf3 c6 8.Be2 d5!? +/-.

7.Nf3 d5 8.c4 dc4 9.Bc4 Be7 (9...Nd6 10.Be2+- ) 10.Ne5 (10.Bf6 Bf6 11.d4 Nd6+- ) 10...Be6 (10...0-0 11.d4+- ) 11.Be6 fe6 12.0-0 (12.Qb3 Qd5 13.Qd5 ed5+- (13...Nd5? 14.e4+- )) 12...Qd5 (12...0-0 13.Qb3 Qd5 14.Qd5 ed5 15.Rc1+- ) 13.a4 a6 (better 13...0-0+- ) 14.Nc3?? (better 14.d3 Nh6 15.e4+- ) 14...Qe5–+ 15.Qc2 (15.d4 Qd6–+) 15...Ng4 16.f4 Nge3 (better 16...Nfe3!? 17.de3 Qh5–+ (17...Qe3?! 18.Kh1=+)) 17.de3–/+ (17.fe5?? Nc2 18.Rac1 Ncd4–+) 17...Qe3 18.Rf2 (18.Kh1 Rd8=+) 18...ab5 (18...Bh4 19.g3 Bf6–/+) 19.Nb5=+ c6 (19...0-0 20.Nc7 Rac8–/+) 20.Nc7+= Kf7 21.Na8 Ra8 22.Kf1 (22.Rb1 Bh4 23.g3 Ng3 24.hg3 Bg3+=) 22...Bb4 (better 22...Bc5!?–/+) 23.Qe2 Qe2 (23...b5 24.g4 (24.ab5?? Ra1 25.Ba1 Qc1 26.Qe1 Qe1) 24...Qh3 25.Kg1+=) 24.Re2+= g6 (24...Bc5 25.Ke1+=) 25.g3 (25.Be5 Bc5+- ) 25...c5 (25...Bc5 26.Rd2 Ne3 27.Ke2+=) 26.Kf2 b6 27.Be5 (better 27.g4 Nd4 28.Re4+=) 27...c4? (27...Nd4 28.Rea2+=) 28.Rb2 (better 28.Re4 Rd8 29.Rc1+- ) 28...Bc5+= 29.Kf3 (29.Kf1 Nd4+=) 29...Rd8 (29...Nd4 30.Ke4 Nb3 31.Rb3 cb3 32.Kd3=) 30.a5 (30.Ke2 Nd4 31.Bd4 Rd4+- ) 30...Nd4 (30...Rd3 31.Kg2 ba5 32.Ra5+=) 31.Bd4 (31.Ke4 Nb3 32.Rb3 cb3 33.ab6 Bb6+=) 31...Bd4 32.Rb6?? (32.Rd2 Ba1 33.Rd8 ba5 34.Rd7 Kf8+=) 32...Bb6?? (better 32...Ba1 33.Rb7 Kf6 34.Rh7 Ra8–+) 33.ab6+- c3 (33...Kf6!?+- ) 34.Ra7 Kf6 35.Rc7 (better 35.Rh7!? Rb8 36.b7+- ) 35...Rb8= 36.b7 c2 37.Rc2 Rb7 38.Rc5 (38.Rc6 Rb3 39.Ke4 h5=) 38...h5 (38...Rb3 39.Ke4=) 39.h3 (39.Rg5 Rb1=) 39...Rb3 40.Kf2 Rb2 41.Kf3 Rb3 42.Kf2 Rb2 43.Kf3 Rb3 ½–½. Goldmund,Heike – Martinez,Silvio, FICGS, 2016.

7.Nf3 d5 8.c4 Nd6 9.cd5 Nd5 10.Be2+/-.

7.Nf3 d5 8.c4 Ne4 9.cd5 Qd5 10.Qc2 Bd6?? 11.Bc4+- Qc5 12.Qe4 Ne7 13.Bg7 Rg8 14.Be5 Be5 15.Ne5 Bf5 16.Qb7 Rd8 17.Bf7 Kf8 18.Bg8 Qc1 19.Ke2 Qh1 20.Qc7 Rc8 21.Qd6 Qg2 22.Bh7! Bh7 23.Qf6 Ke8 24.Qf7 Kd8 25.Qf8 Kc7 26.Qe7 Kb6 27.Qh7 Rf8 28.Qh6 (28.Qh6 Kb7 29.Qf8+- ) 1–0. Bonetti,Shane – guest746, ICC, 2002.

7.Nf3 Bd7 8.Be2 Qe7 9.0-0 d5 10.a4 Qb4 11.Ba3 Qa4+/- 12.c4 Qd1= 13.Rd1 dc4 14.Bf8 Rf8=+ 15.Bc4 Nd6–/+ 16.Be2 Bb5 17.Bb5 Nb5 18.d4 0-0-0 19.Nbd2 Nc3 20.Re1 a6 21.Rac1 Nce4 22.Nb3 Ng4 23.Rc2 f5 24.Rec1 Rf7 25.h3 Ngf6 26.Ne5 Re7 27.f3 Nd6 28.Kf2 Nd5 29.Nc5 Nb4 30.Rb2+/- a5 31.Ncd7?? Nd3 32.Nd3 Rdd7 33.Ne5= Rd8 34.Nc4 Nc4–/+ 35.Rc4 Re6 36.Rbc2 c6 37.Rc5 g6 38.Ra5= Kc7 39.Ra7 Kb8 40.Rca2 Kc7 41.Ra8 Ra8 42.Ra8= Rd6 ½–½. tanto – octopus, net–chess.com, 2001.

7.Nf3 Bd7 8.Be2 Be7 9.0-0 0-0 10.c4 b6 11.d4 c6 12.a4 Rc8 (12...c5 13.Nc3+-) 13.Nc3 White intends d5 13...cb5? (better 13...c5+-) 14.ab5 Rc7 (14...Be6 15.d5 Bd7 16.h3+-) 15.Bd3 (15.e4!? Nh6 16.e5 Ne8+-) 15...Nh6 (15...Be6 16.h3+-) 16.d5 (16.h3 Be6+-) 16...Re8 (16...Bf5 17.Bf5 Nf5 18.e4+-) 17.Nd4 Nhg4 18.Nc6 Bc6 (18...Qc8+-) 19.bc6 Nh6 (19...Ne5 20.Nb5+-) 20.Nb5 a5 (20...Nhg4 21.Ra6 Ne5 22.Nc7 Qc7 23.Bd4+-) 21.Nc7 Qc7 22.h3 Bd8 23.g4 (better 23.Qc2!? Qe7+-) 23...Ne4 24.Bd4 Bh4 (24...f5 25.f3 Nc5 26.gf5+-) 25.Rb1 (25.Be4 Re4 26.Qb1 f5+-) 25...f5 (25...Nc5 26.f4 g6 27.g5 Nd3 28.Qd3+-) 26.gf5 (26.Rb6 Qc8 27.Rb7 Nf7+-) 26...Nf5 (26...Qc8 27.Be4 Re4 28.Qd3 Qf5 29.c7+-) 27.Qg4 Nd4 28.Be4 (28.Be4 Ne2 29.Kg2+-) 1-0. abrak (2125) – axfer, Rated Blitz tournament, lichess.org, 2016.

7.Nf3 Bd7 8.Be2 Be7 9.h3 0-0? (better is 9...d5+/-) 10.g4+- Ne3 11.de3 h6 (11...Be6 12.Nc3+- ) 12.g5 hg5 13.Ng5 Ng4 (13...c6+- ) 14.hg4 (< 14.Bg4 Bg5 15.Bd7 Qd7+- ) 14...Bg5 15.Qd3 g6 (15...Bh4+- ) 16.Rh8 1–0. lucya (2135) – Guillaume (1745), GameColony.com, 2002.

7.Nf3 Ne4 8.d3 Nc5 9.Nc3 a6 (better 9...d5+- ) 10.d4 Nd7 11.ba6 ba6 12.Rb1 Nb6 13.a4 d5 14.a5 Nc4 15.Bc4 Nh4 (15...dc4 16.0-0 Be7+- ) 16.Bd5 Rb8 (16...Ng2 17.Kf1 Ne3 18.fe3 Bh3 19.Ke2+- ) 17.Ne5 Be6 (17...Bb4 18.Bf7 Kf8+- ) 18.Bc6 Ke7 19.Ba3 Kf6 20.Ne4 Kf5 21.Qg4 1–0. Pierre – Bellacor, internet, 2019.

7.Nf3 Ne4 8.Bd3 Nc5 9.Be2 Be6 (9...Na4 10.Ba3+- ) 10.a4 (10.Nc3 d5 11.d4+- ) 10...f6 (10...d5 11.0-0 Be7 12.Nc3+- ) 11.c4 (11.d4 Ne4 12.d5 Bd7+- ) 11...d5 12.d4 Ne4 13.Nbd2 Bb4 14.0-0 0-0? (14...Nfd6 15.c5 Nf5 16.Ne4 de4 17.Nd2+- ) 15.c5?? (better 15.cd5!? Nd2 A) 16.Nd2?! Bd5 (16...Qd5?? 17.e4 Qd6 18.ef5 Bf5 19.Bf3+- ) 17.Bd3 Nh4+- ; B) 16.de6 Nf1 17.Qb3+- ) 15...Bd2 (15...Nc3!? 16.Bc3 Bc3+- ) 16.Nd2+- Ng5 (16...Re8!?+- ) 17.Bd3+- Qd7 18.Bf5 (better 18.Re1!?+- ) 18...Bf5+- 19.Nf3 (19.f3 Rad8+- ) 19...Be4 (19...Bg4 20.h4 Nf3 21.gf3=+) 20.Nd2 Rfe8 (20...Bf5!?=) 21.Ne4+- Re4 22.Bc3 Qf5 23.Bd2 Qg6 (23...Re7 24.Qb3+- ) 24.f4 Nf7 25.Rf3 (25.a5 Nd8+- ) 25...f5 (25...Nh6 26.Qb3 Qf5 27.c6+- ) 26.Qe2 (26.a5 Rae8+- ) 26...Nh6 27.Rg3 Qf6 28.Qh5 (28.Rc1 Rae8 29.a5 R4e6+- ) 28...Rf8 (28...Rf4 29.c6 b6 30.a5=) 29.Qg5 (29.Rc1!?+- ) 29...Qg5+= 30.Rg5 (30.fg5 f4 31.ef4 Nf5+=) 30...Ng4= Attacking the backward pawn on e3 31.Re1 h6 32.Rg4 (better 32.Rh5+=) 32...fg4–/+ 33.a5 Rf6 34.Re2? (34.Ra1 Kf7–/+) 34...h5 (34...Rff4 35.Be1–+) 35.Be1 (better 35.Re1!?–/+) 35...Rff4!–+ 36.Bg3 (36.ef4 Re2 Pinning (36...Re2 Deflection)) 36...Rf7 37.b6 (37.Be5–+) 37...cb6 38.ab6 ab6 39.cb6 Rf6 40.Bf4 (40.Bc7 Kf7–+) 40...Rb6 (better 40...Rff4 41.h3 g3–+) 41.Kf2 Kf7 (41...Rf6 42.Ke1–+) 42.Rc2 Rc6 43.Rb2 Re7 44.Kg3 Ke6 45.h3 (45.Kh4 Kf5–+) 45...Kf5 (45...gh3 46.gh3 Kf5 47.Rb5–+) 46.h4?! (46.hg4 hg4 47.Rf2 Re4–+) 46...Rc3 (better 46...Ke4 47.Kh2–+) 47.Re2 (47.Bg5 Rec7–+) 47...Rb3 (47...b5 48.Rb2 Rb7 49.Rb4–+) 48.Be5 (48.Bg5 Re4 49.Kh2–+) 48...g5 (better 48...Re5 49.de5 d4–+) 49.Rf2=+ Ke4 50.hg5 Re3 (50...Ke3 51.Rf8 Re6=) 51.Kh4= g3 52.Rb2 (52.Rf4 Kd3 53.Kh5 b5=) 52...Kf5 53.Rb6 Re4 (53...R3e5 54.de5 d4 55.g6 Ke5 56.Rb5 Ke4 57.Rh5–+ (57.Kh5?? d3–+)) 54.Kh5 Rh7 55.Rh6 White prepares the advance g6 55...Rf7 (55...Re1 56.Bg3 Rh1 57.Bh4 Rh4 58.Kh4 Rh6 59.gh6=) 56.g6 Rf8?? (better 56...Re1 57.Bg3 Rh1 58.Bh4 Rg7 59.g4 Kf4=) 57.g7+- Rg8 58.Rf6 1–0. retiponziani (1940) – rookmates (1770), ChessWorld.net, 2016.

7.Nf3 Qe7 8.Be2 Bd7 9.0-0 0-0-0 10.a4 1–0. marekt – gibsonvansas, chessworld.net, 2015.

7.Nf3 g6 8.Bc4 Bg7 9.Ng5 0-0 10.0-0 h6 11.Nf3 b6 12.d4 Bb7 13.Nbd2 d5 14.Bd3 Nd6 15.a4 Qd7 16.Ne5+- Qe8 17.c4 dc4 18.Nec4 Nc4 19.Bc4 Ne4 20.Ne4 Qe4+= 21.d5?? Bb2–+ 22.Bd3 Qd5 23.e4 Qg5 24.Rb1 Bg7 25.f4 Qc5 26.Kh1 Rad8 27.Rc1 Qe7 28.Qb3 Rd4 29.e5 Rfd8 30.Bg6 Bd5 31.Bf7 Qf7 (31...Qf7 32.Qg3 Bc4–+) 0–1. chessleon – derlan (1675), internet, 2007.

7.Nf3 g6 8.g4 Ng7 9.h3 h6 10.Bg2 Ne6 11.0-0 Bg7 12.c4 0-0 13.a4 Ne4 14.Bg7 Kg7 15.d3 N4c5 16.d4 Ne4 17.Nbd2 N6g5 18.Ng5+- Ng5 19.f4 Ne6 20.Ne4 Bd7? 21.d5 Nc5 22.Qd4 f6 23.Nc5 dc5 24.Qc5 b6 25.Qd4 Qe7 26.d6! (26.d6 cd6 27.Ba8 Ra8 28.a5+- ) 1–0. Bonetti,Shane – guest298, ICC, 2002.

7.Nf3 h6 8.c4 Be6 9.Nc3 c6 10.e4 Ne7 11.h3 Qb6 12.d4 Nd7?? 13.Na4 Qc7 14.Rc1 Nb6 15.Nb6 ab6 16.a3 Ng6 17.d5 Bd7 18.Bd3 Ne5 19.Ne5 de5 20.0-0 Ba3? 21.Ra1 Qd6 22.Qb3 0-0 23.Ba3 c5 24.Bb2 Qg6 25.g4 Rae8?? 26.Kh2 h5 27.Rg1 hg4 28.hg4 Qh6 29.Kg3 Qf4 30.Kg2 Bg4 31.Kf1 g6 32.Qc2 Kg7 33.Be2 Bh3 34.Ke1 f5 35.Bh5 Bg4 36.Bg4 fg4 37.Qe2 Qf3 38.Rg4 Qh1 39.Kd2 Qh6 40.Kd3 Qh3 41.Rg3 Qh2 42.Qg4 Rf6 43.Qd7 Kf8 44.Ke3 Qh6 45.Ke2+- Qf4 46.Bc1?? Qf2–/+ 47.Kd1 Qf1 48.Kc2 Qc4 49.Kd1?? Rf1 50.Kd2 Rf2 51.Ke3 Qe2# 0–1. wlittle (2180) – zzvotra (2205), net–chess.com, 2004.

7.Nf3 h6 8.Be2 b6 9.0-0 g5 10.e4 Nh4 11.Nh4 gh4 12.Bf3 Bb7? 13.Re1 Be7 14.Bf6 Bf6 15.e5! Bf3 16.ef6 Kf8 17.Qf3 Rg8 18.Nc3 Rg6 19.Nd5 Qd7 20.Nb6! Qd8 21.Qa8 Qa8 22.Na8 h3 23.Re7 Rg2 24.Kh1 Rf2 25.Rc7 Rf6 26.Ra7 Rf2 27.b6 Rd2 28.b7 Rc2 29.b8Q Kg7 30.Rf1 (30.Rf1 Rh2 31.Kh2 d5 32.Rg1 Kf6 33.Qf4 Ke6 34.Re1#; 30.Qe8 Kg6 31.Qf7 Kg5 32.Ra5 d5 33.Rd5 Kg4 34.Qf5 Kh4 35.Rd4#) 1–0. nordlicht – rikilatic, mySchach.de, 2005.

7.Bf6 Qf6 8.Nc3 d5 (8...Ne7!?+=) 9.Nd5+/- Be6?? (better is 9...Qd6 10.Nf4 Be7+/-) 10.Nf6+- gf6 11.Bd3 (11.Nf3 0-0-0+- ) 11...Rd8 (11...0-0-0 12.Qf3 Nh4 13.Qe4+- ) 12.Bf5 c6 (12...Bf5 13.Qf3 Be6+- ) 13.Be6 fe6 14.bc6 bc6 15.Qh5 Kd7 16.Rb1 h6 17.Rb7 Kc8 18.Qf7 Rd7 (18...Be7 19.Qe7 Rh7 20.Rc7 Kb8 21.Qd8) 19.Qd7 1–0. Janek – tinhho, internet, 2017.

7.Nh3 Qe7 8.Bf6 Qf6+/- 9.Nc3 Be6. ajeffries (2075) – jacksrking, net–chess.com, 2009.

7.Be2 Bd7

8.a4 c6 9.Nf3 a6 10.Nc3 Be7 11.0-0 0-0 12.e4 Nh6 13.ba6 ba6 14.d4 White intends e5 14...Rb8 15.Rb1 Rb6 16.e5 Nd5 17.Ne4 Qb8 18.Qc1 Bf5 19.ed6 Be4 (19...Bd6 20.Nd6 Qd6 21.a5+- ) 20.de7 Re8 21.Ne5 Re7? (better is 21...Qa8+- ) 22.a5 Re5 23.de5 Rb2 (23...Rb4+- ) 24.Qb2 Qb2 25.Rb2 (25.Rb2 Kf8 26.Ba6+- ) 1–0. Fournier,Frederic (1990) – NN, Active, 2004.

8.a4 c6 9.Nf3 cb5 10.ab5 Qb6 (10...d5!?+/-) 11.Bf6+- gf6 12.Nc3 Bg7 (12...Ne7 13.0-0+- ) 13.Nd5 Qc5 14.e4 (14.c4!? Ne7 15.d4 Qc8+- ) 14...Ne7 15.d4 Qc8 16.Ne7 (16.0-0 f5 17.Ne7 Ke7+- ) 16...Ke7 (16...Qc3 17.Kf1 Ke7 18.Bd3+/-) 17.0-0 a6 (17...f5 18.Qd3+- ) 18.ba6 ba6 19.Qd2 Bb5 (19...Qc6+- ) 20.Bb5 ab5 21.Nh4 Bf8 22.Nf5 Kd7 (22...Kd8 23.d5+- ) 23.Qb4 Qb7 24.Ra8 Qa8 25.Qb5 Qc6 26.c4 (26.Qb3 Be7+- ) 26...Qb5 27.cb5 Be7 (27...d5 28.ed5 Bb4 29.Rb1+- ) 28.Ra1 Rc8 29.Ra7 Rc7 (29...Kd8 30.h4 Bf8+- ) 30.b6 (30.b6 Bd8 31.bc7 Bc7 32.Ne3+- ) 1–0. Bonetti,Shane – chiefbob, ICC, 2002.

8.a4 Be7 9.Nc3 0-0 10.Nf3 Re8. Dopper.

8.a4 Nh4 9.Kf1 +=.

8.a4 Nh4 9.g3 Ng6 10.Nf3 +/-.

8.Nf3 d5 +/-.

8.a4 a6

9.ba6 ba6 10.Nc3 Rb8 11.Rb1. Dopper.

9.Nc3 ab5 10.ab5 Ra1 11.Qa1 +/-.

9.Nc3?! c6 10.ba6 ba6 11.Nf3 Rb8 12.Qc1. Dopper.

9.Nc3 c6 10.Nf3 g6 (10...d5 11.Ne5+/-) 11.0-0 (11.Ne4 Bg7 12.Bf6 Bf6+- ) 11...Bg7+/- 12.Qc1 (12.ba6 ba6 13.Rb1 Qe7+/-) 12...0-0 (12...Qe7 13.d3+/-) 13.e4 White gets the initiative 13...Ne7 14.d4 White prepares e5 14...Ng4 (14...ab5 15.ab5 Ra1 16.Qa1+/-) 15.h3 Bh6 (15...Nf6 16.Qf4+- ) 16.Qd1 (16.Qb1 Nf6+- ) 16...Nf6 17.e5 Nfd5 (17...de5 18.de5 Nfd5 19.ba6 ba6 20.Ne4+/-) 18.ed6 Nc3?? (better is 18...Nf5+- ) 19.de7 (19.Bc3?! Nf5+- ) 19...Nd1 (19...Qe7 20.Bc3 cb5 21.ab5+- ) 20.ed8Q (20.ed8B?! Nb2 21.Bf6 ab5 22.ab5 cb5+/-; 20.ed8N?! Nb2 21.Nb7 cb5+- ; 20.ef8R?! Qf8 21.Rfd1 cb5 22.ab5 Bb5=) 20...Rad8 (20...Rfd8 21.Rfd1 (worse is 21.Bd1 cb5 22.ab5 Bb5+- ; worse is 21.Rad1 ab5 22.ab5 Ra2 23.bc6 bc6+- ) 21...Bf4 22.Ne5+- ) 21.Rfd1 (worse is 21.Bd1 cb5 22.Ne5 ba4+- ) 21...Bf5 (21...Rfe8 22.Kf1 Bf5 23.bc6 bc6 24.Ba6 Bc2 25.Re1+- ) 22.c3 (22.bc6 bc6 23.Ba6 Bc2+- ) 22...Bc2 (22...a5 23.bc6 bc6 24.Ne5+- ) 23.Rf1 (23.Re1 a5+- ) 23...Rfe8 24.Bc4 Re4 (24...cb5 25.ab5 Rc8 26.Bd5 ab5 27.Rfe1+- ) 25.Ne5 Rf4 26.Bc1 Rh4 27.Bh6 Rh6 28.Nf7 (28.Nf7 ab5 29.ab5 cb5 30.Ba2+- ) 1–0. Dopper,Johan – Bom,Jan, 1992.

9.Nf3 Be7 +/-.

7.Qf3 Be7

8.g4 Nh4 9.Qg3 Ng4 10.Bg7 Rg8 11.Bb2 Nh6 12.Qf4 Bg5 13.Qe4+/- Be6 14.Qb7+- Kd7 15.Qc6 Kc8?? 16.Qa8 (16.Qa8 Kd7 17.Qc6 Ke7 18.Bd3+- ) 1–0. marekt – Deer_18, internet, 2008.

8.g4 Nh4 9.Qg3 Ng4 10.Bg7 Rg8 11.Bc3 Bf5 12.f3 Nh6 13.Qf4= Bg5 14.Qd4 Qe7 15.Kd1 b6 16.Qd5 Rb8 17.Nh3 Bf6 18.Nf4 Bc8? 19.Qc6+- Kf8 20.Nd5 Bb7 21.Bf6 Bc6 22.Be7 Ke8 23.bc6 Nf3 24.Bf6 Nf5 25.Bd3 (25.Bd3 Nh6 26.Bh7+- ) 1–0. Limthi2002 – marekt, GameColony.com, 2002.

8.g4 Nh4 9.Qg3 Ng6 10.g5 Ne4 11.Qg2 d5 12.h4+= Be6? 13.h5 Nf8 14.h6 g6?? 15.Bh8 Bg5 16.Nf3 Bf6 17.Bf6 Qf6 18.Nd4 0-0-0 19.Be2 Nd7 20.d3 Ng5 21.Nc3 Nc5 22.f4 Nge4 23.de4 de4 24.0-0-0 Na4 25.Na4 Ba2 26.Nc3 Bd5 27.Nd5 Rd5 28.Bg4 (28.Bg4 Kb8 29.Qe4+- ) 1–0. pierre – oppobk, internet, 2010.

8.g4 Nh4 9.Qg3 Ng6 10.g5 Ne4 11.Qg2 Bf5 12.h4 Qd7? 13.Bg7 Rg8 14.Bd4 b6? 15.d3 Qb5 16.de4 Nh4 17.Bb5 Kd8 18.Rh4 (18.Rh4 Rg5 19.Qh2+- ) 1–0. pierre – keshab, chesspark.com, 2008.

8.g4 Nh4 9.Qg3 Ng6 10.g5 Ne4 11.Qg2 Ng5 12.Bg7 Rg8 13.Bc3 Kf8 14.Qd5 Rb8 15.h4 Be6? 16.Qd4+- Nh4 17.Rh4 Rg6 18.Qh8 Rg8 19.Bg7 Ke8 20.Qg8 Kd7 21.Qd8 Rd8 22.Rf4 Rg8 23.Bb2 h5 24.Ra4 Bf5 25.Ra7 b6 26.d3 h4 27.Nd2 h3 28.Ngf3 Nf3 29.Nf3 Bg4 30.Nh2 Bh4 31.Ng4 f5 32.Nh2 Rg1 33.Nf3 Rh1 34.Nh4 h2 35.Kd2 Rg1 36.Bg2 Ra1 37.Ba1 (37.Ba1 h1Q 38.Bh1+- ) 1–0. marekt – Killer_Blow, GameColony.com, 2002.

7.Nf3 Be6

8.c4 d5 9.cd5 Bd5 10.Nc3 Bf3 11.Qf3+- Nh4? 12.Qb7 Rb8 13.Qa7 Ra8 14.Qb7 Rb8 15.Qc6 Qd7 16.Qd7 Kd7 17.a4 Ng2 18.Bg2 Ng4 19.a5 Bb4 20.Nd5 Rb5 21.Bg7 Rg8 22.a6 Rd5 23.Bd5 Ne3 24.fe3 Bd2 25.Kd2 Kd6 26.Bf7 Rg7 27.a7 c5 28.a8Q Rf7 29.Ra6 Ke7 30.Qb7 Kf8 31.Qc8 Kg7 32.Rg1# 1–0. Bonetti,Shane – Saevita, ICC, 2002.

8.c4 d5 9.cd5 Bd5 10.Nc3 Bf3 11.Qf3 Nh4 12.Qb7 Bd6 13.Qc6 Nd7 14.Qe4 Ne5 15.f4 f5 16.Qd5 Nf7 17.g3 Ng6 18.Bg2 0-0 19.Qa8 Qa8 20.Ba8 Ra8 21.a4 Rb8 22.Ba3 Ba3 23.Ra3 Nd6 24.Ke2 Nc4 25.Ra2 Ne7 26.Rc1 Nd6 27.d3 c6 28.bc6 Nc6 29.Nb5 Nb5 30.ab5 Nb4 31.Ra7 Rf8 32.Rcc7 Nd5 33.Rg7 (33.Rg7 Kh8 34.Rh7 Kg8 35.Rag7#) 1–0. hertford (1950) – Joe Blogg, ChessWorld.net, 2003.

8.Be2 Qe7 9.0-0 0-0-0 10.c4 c6 11.Qa4 cb5 12.cb5 b6 13.g4 Nh6 14.g5 Nhg4 15.Nd4 Ne4 16.Rc1 Kb7 17.Nc6 Qc7 18.Qa7 Kc8 19.Ne7! Kd7 20.Qc7 Ke8+- 21.Nc6 Rc8 22.Qb6 Ng5 23.f4 Nh3 24.Kg2 Nf4 25.ef4 Bd5 26.Bf3 Bf3 27.Kf3 f5 28.Re1 Ne5 29.Be5 de5 30.Re5 Kf7 31.Nd8 Kg8 32.Qe6# 1–0. Bonetti,Shane – Saevita, ICC, 2002.

8.Be2 Qe7 9.0-0 0-0-0 10.c4 c6 11.Qa4+- cb5 12.cb5 b6 13.g4 Nh6 14.g5 Nhg4 15.Nd4 Ne4 16.Rc1 Kb7 17.Nc6 Qc7 18.Qa7 Kc8 19.Ne7! Kd7 20.Rc7 Ke8 21.Nc6 Bd7 1–0. Bonetti,Shane – Saevita, ICC, 2002.

8.Be2 Be7 9.0-0 0-0 10.d3 d5 11.c4 c6 12.a4 Re8 13.Nbd2 Qc7 14.Rc1 Bd6? 15.cd5 Bd5? 16.e4 Be4 17.de4 Ne4 18.Ne4 Re4 19.Bd3 Rf4 20.g3 Rf3 21.Qf3 Ne7 22.Qg4 Ng6 23.Bg6 fg6 24.Qc4 Kh8 25.bc6 Qc6 26.Qf7 (26.Qf7 Qc3 27.Rc3 Rf8 28.Rc8 Rc8 29.Bg7#) 1–0. Schippers,Philippe – Kuipers,Stefan, Hengelo U12 open, 2002.

7.Nf3 Be7

8.Nc3 0-0 9.d4. Dopper.

8.c4 0-0 9.Bd3 d5 10.Qc2 Nh6 0–1. pcmvr (2390) – brightnight (1845), net–chess.com, 2006.

8.c4 0-0 9.Be2 d5 10.d4 dc4 11.Bc4 c6 12.a4 (12.bc6 bc6 13.Ne5 c5+/-) 12...cb5 13.ab5 b6 (13...Nd6 14.Bd3+/-) 14.Nbd2 Bb7 (14...Nd6 15.Bd3+/-) 15.0-0 Ne4 16.Qb3 Nfd6 17.Bd3 Qd7 (17...Nf6 18.Ne5+-) 18.Ne4 Ne4 19.Ne5 Qf5?? (better 19...Qd8+-) 20.Qc2 (20.f3 Nd2 21.Qc2 Qh5 22.Qd2 f6+-) 20...f6 (20...Bd6 21.f3 Be5 22.fe4+- (22.Be4?! Be4 23.fe4 Bh2 24.Kh2 Qb5+-)) 21.Bc4 (better 21.Nc6 Bd6 22.Be4 Qh5+-) 21...Kh8 22.Nf7 Rf7 23.Bf7 Rc8 (23...Qd7 24.Rfc1 Rc8 25.Qb3 Rc1 26.Bc1+-) 24.Qe2 (24.Qd3 Qg5 25.f4 Qg4 26.Ra7 Nc5+-) 24...Qg5? (24...Nd6 25.e4 Qd7+-) 25.f3 (25.Ra7 Nc3 26.Qg4 Qg4 27.Rb7 Ne2 28.Kh1 Bd6 29.Rb6 Bh2-+) 25...Nd6 26.Be6 (26.Ra7 Rb8 27.Rc1 Bd8+-) 26...Rc7 27.Bh3 (27.d5 Bc8 28.Bc8 Nc8+-) 27...Nf5? (better 27...Qb5 28.Qb5 Nb5+-) 28.Rfe1 (28.Ra7 Nd6 29.Rc1 Bd8 30.Rc7 Bc7+-) 28...Nh4 (28...Nd6 29.e4 Qb5 30.Ra7 Qe8+-) 29.Rf1 Bd6?? (29...Nf5 30.Rfc1 Rc1 31.Bc1 Nd6+-) 30.Rf2 (30.Ra7 Ng6 31.Rfa1 f5+-) 30...h6 (30...Bd5 31.Rc1+-) 31.Be6 Re7 (31...f5 32.f4 Qe7 33.d5+-) 32.d5 Ng6 33.e4 (33.f4 Bf4 34.ef4 Nf4+-) 33...Bd5? (33...Bc5 34.Bc1 Qe5+-) 34.ed5 Nf4 (34...Bc5 35.Qc4 Bf2 36.Kf2 Nf4 37.Qc8 Kh7 38.Bg8 Kg6 39.Qc2 f5+-) 35.Qe3 (better 35.Qc4 Rc7 36.Qe4+-) 35...Ne6?? (better 35...Nh3! 36.Bh3 Qe3-+ (worse 36...Re3 37.Rff1 Re2 38.Bd4-+)) 36.Qg5+- hg5 (36...Ng5 37.Bd4 Bf4+-) 37.de6 Re6 (37...Bc5 38.Re1+-) 38.Rd1 (38.Rd2 Bc5 39.Kf1 Re7+-) 38...Bc5 39.Kf1 (39.Bd4 Rd6 40.Rfd2 Rd5 41.Bc5 Rc5+-) 39...Kh7 (39...Bf2 40.Kf2 Re7+-) 40.Re2 Re5 (40...Rd6 41.Red2 Re6 42.Rd7+-) 41.Re5 (better 41.Be5 fe5 42.Re5 g4 43.fg4 Ba3+-) 41...fe5 42.Be5 Kg6 43.Bg7! Kf7 (43...Kg7 44.Rd7 Double attack) 44.Bh6 (better 44.Rd7 Ke6 45.Ra7 Bd6+-) 44...Ke6 (44...Kg6 45.Bg5! Kg5 46.Rd5 Kf6 47.Rc5 bc5+-) 45.Bg5 Kf5 46.Bf4! Kg6 (46...Kf4 47.h4 Passed pawn) 47.g4 Kf7 48.g5 (48.h4 Ke6+-) 48...Ke6 49.Bg3 Kf7 (49...Bb4 50.h4+-) 50.h3 Kg6 (50...Ke6 51.h4+-) 51.h4 Kf7 (51...Kh5 52.Bf2 Bb4 53.Rd7+-) 52.Re1 Kg7 (52...Kg6 53.Re6 Kf7 54.Rc6+-) 53.Re5 (53.h5 Bb4 54.Be5 Kf8+-) 53...Kf7 (53...Bd6 54.h5 Kh7 55.f4+-) 54.Bf4 Kg6. ClayPigeons (2130) - zerosub (2155), Rated Bullet game, lichess.org, 2021.

8.c4 0-0 9.Be2 Bd7 10.0-0 d5? 11.cd5+- Nd5 (11...Bc8 12.Bf6 Bf6 13.Nc3+- ) 12.e4 (12.e4 Bf6 13.Bf6 Qf6 14.Nc3+- ) 1–0. Leonco – Chutal, internet corr, 2018.

8.c4 0-0 9.Be2 Be6 10.d4 Bd7 (10...d5 11.cd5 Qd5 12.Nc3+/-) 11.0-0 (11.Nc3 a6+/-) 11...Ne4 (11...a6 12.ba6 Ra6 13.Nc3+/-) 12.a4 (12.Bd3 Ng5+-) 12...Bf6 (12...Bh4 13.Nh4 Nh4 14.Qc2+-) 13.Qc2 Ng5 14.Nfd2 (14.Ng5 Bg5 15.Bd3 g6+-) 14...Nh6 (14...Re8 15.Bd3 g6 16.a5+-) 15.Bd3 g6 16.f4 Ne6 17.Nf3 (17.a5 a6+-) 17...c6 18.Nbd2 cb5 (18...Qe7 19.Rab1+/-) 19.ab5 Rc8 (19...Ng4 20.Rfe1+-) 20.Ra7 Bb5 21.Rb7 Bc6 22.Ra7 Bf3 (22...Ng4 23.Re1+-) 23.Nf3 d5 24.c5 Nf5 (24...Rc7 25.Ra6+-) 25.Qd2 (25.Bf5!? gf5 26.Qf5 Bg7+-) 25...Neg7 (25...Rc7 26.Ra6+-) 26.Ne5 (26.g4 Nh4+-) 26...Be5 27.fe5 Qh4 28.g3 Qg4 29.Be2 (29.Rf4 Qg5 30.e4 de4 31.Be4 Ne6+-) 29...Qh3 (29...Qg5 30.Ba6 Ra8 31.Ra8 Ra8 32.Bb7+-) 30.Bf3 Rb8 (30...Rcd8 31.e4 de4 32.Be4+-) 31.Bc3 Rb3 (31...Ne6 32.Bd5 Rfd8 33.Bg2+-) 32.c6 (32.Bd5 Rbb8+-) 32...Nh5 (32...Ng3 33.hg3 Qg3 34.Bg2 Nf5+-) 33.Bg2 Qg4 34.c7 (34.Bd5 Nhg3 35.Bb3 Nf1 36.Kf1 Qf3 37.Kg1 Qc6+-) 34...Rc3?? (34...Nfg3 35.hg3 Ng3+-) 35.Qc3 Nfg3 (35...Rc8 36.Rb1 Nhg3 37.hg3 Ng3 38.Qe1+-) 36.hg3 Ng3 37.c8Q (better 37.Re1 Rc8+-) 37...Ne2 (37...Rc8 38.Qd3 Nf1 39.Qf1+- (39.Kf1?! Rc1 40.Kf2 Qh4 41.Kf3 Qh5 42.Kg3 Qg5 43.Kf3 Qh5 44.Kf2 Qh4 45.Kf3 Qh5=)) 38.Kf2 Nc3 (38...Rc8 39.Qd2 Nc3+-) 39.Qg4 Ne4 40.Be4 de4 41.Qe4 (41.Kg3 h6 42.Rff7 Rf7 43.Qg6 Kh8 44.Ra8 Rf8 45.Rf8) 41...Rc8 (41...Rb8 42.e6 Rb2 43.Kg3 Rb7 44.ef7 Rf7 45.Rff7 h5 46.Qe8) 42.d5 (42.e6 f6 43.Qb7 Rc2 44.Kf3 Rf2 45.Rf2 h5 46.Qc8) 42...Rc2 43.Kf3 (43.Qc2 Kg7 44.Qc6 h5 45.Qf6 Kh7 46.Ra8 g5 47.Rh8) 43...Rc8 (43...Rb2 44.Qf4 Rb7 45.Ra8 Rb8 46.Rb8 Kg7 47.Qf6 Kh6 48.Rh1) 44.Rb1 (44.e6 Rd8 45.ef7 Kg7 46.Qe5 Kf8 47.Qh8) 44...Rc1 (44...Re8 45.Qf4 Rf8 46.Rb8 Kg7 47.Rf8 g5 48.Qf7 Kh6 49.Qh7) 45.Rbb7 (45.Rb8 Kg7 46.Rf7 Kf7 47.Qf4 Ke7 48.Qf6 Kd7 49.Qd6) 45...Rf1 46.Ke2 Rf5 (46...Kg7 47.Kf1 Kg8 48.Rb8 Kg7 49.Qf4 h5 50.Rf7) 47.Rf7! (47.Rf7 Rf7 48.Rf7 Kf7 49.e6 Kg7 50.Qe5 Kh6 51.e7 g5 52.e8Q g4 53.Q8e6) 1-0. ClayPigeons (2165) - LarsBrobakken (2355), Rated Bullet game, lichess.org, 2019.

8.d3 0-0 9.Nbd2 Bd7 10.e4 Nh6 11.c4 Re8 12.h3 Bf8 (12...Be6 13.Be2+/-) 13.Be2 (13.g4 g5+-) 13...Kh8 14.Qc2 (14.0-0 a6 15.a4 Nh5+/-) 14...c6 15.a4 c5 (15...a6 16.bc6 bc6 17.g4+/-) 16.Nf1 (16.a5 a6 17.b6 Be7+-) 16...b6 17.Ne3 Be6 18.g4 (18.a5 Be7+-) 18...Nhg8 19.Nd2 Nd7 20.f4 f6 (20...Qh4 21.Kd1 Qg3 22.Nd5 Bd5 23.cd5+/- (23.ed5?? Re2 24.Qc3 Rae8-+)) 21.f5 (21.0-0 a6+-) 21...Bf7+/- 22.Nf3 Ne5 23.Ne5 (23.0-0 a6+/-) 23...de5 24.Nd5 Ne7 25.Kf2 (25.h4 a6+/-) 25...Nd5 (25...a6 26.Kg2+=) 26.cd5+/- Bd6 27.Bc1 h6 (27...a6 28.ba6 Ra6 29.Be3+=) 28.Be3 Qd7 (28...a6 29.ba6 Ra6 30.d4 ed4 31.Ba6 de3 32.Ke2+-) 29.Qc4 Rec8 30.h4 White prepares the advance g5 30...Qe8 (30...Rd8 31.g5 Bf8 32.Ke1+-) 31.Rag1 White prepares the advance g5 31...Be7 (31...a6 32.ba6 Ra7 33.g5+-) 32.g5 fg5? (32...Bf8+-) 33.hg5 h5 (33...Rab8 34.Ke1+- (worse 34.gh6 g6+-)) 34.g6 (34.Bh5 g6 35.fg6 Kg7 36.gf7 Qf8+-) 34...Bg6 (34...h4 35.gf7 Qf7 36.Bg5 Bg5 37.Rg5+-) 35.Rg6 h4 36.Bg5 Bg5 (36...Qg6 37.Rh4 Qh7 38.Rh7 Kh7 39.Be7+-) 37.Rg5 Qe7 38.Rh4 Kg8 39.d6 Qf7 40.Rh8! Kh8 (40...Kh8 41.Qf7 Mate attack) 41.Qf7 (41.Qf7 g6 42.fg6 c4 43.Qh7) 1-0. bjoernsen (2305) - Jasan8 (2170), Rated Blitz game, lichess.org, 2016.

8.d4 Bd7 9.Bd3 c6 10.bc6 bc6 11.0-0 (11.e4 Qb6 12.Bc3 Nh6+-) 11...0-0 12.c4 d5 13.Qc2 White prepares the advance c5 13...g6 14.c5 1-0. jareddef (2210) - AlexisArsenal (2150), Rated Bullet game, lichess.org, 2016.

8.Be2 d5 9.c4 dc4 10.Bc4 0-0 11.d4 Nd6 12.Bd3 Nb5?? (better 12...Bf5+/-) 13.Bb5+- c6 14.Bd3 Qa5 15.Nbd2 Qc7 (15...Bf5 16.Bc3! Qd5 17.Bf5 Qf5 18.Qb1+-) 16.0-0 Bd6 (16...Re8 17.Qc2+-) 17.Rc1 (17.e4 Bf4+-) 17...Be6 18.Qc2 Ba2 19.Nc4 (better 19.e4!? Ne8+-) 19...Bc4 20.Bc4 Rad8 (20...Qe7 21.Ra1+-) 21.Ne5 Be5 (21...a6 22.f4+-) 22.de5 Nd7 23.e6 fe6 24.Be6 Kh8 25.Bh3 Nf6 26.Rfd1 Qe7 27.Rd8 Rd8 28.Qb3 (28.Bf5 c5+-) 28...h6 29.Ba3 (29.Bf6 gf6 30.Qa4 a6+-) 29...Qc7 30.g3 Ne4 31.Bg2 Ng5 (31...Nd6 32.Bc5 Nb5 33.e4+-) 32.Bb2 (32.Rb1 b6+-) 32...Qe7 33.Qc3 Rf8 (33...Ne6 34.f4 Nc7 35.e4+-) 34.Qc2 (better 34.Ba3 Qf6 35.Bf8 Qf8+-) 34...h5 (34...Nf3 35.Bf3 Rf3 36.Kg2+-) 35.Qg6 (35.Qa4 Nf3 36.Bf3 Rf3 37.Qa7 Qf7+-) 35...h4 (35...Qf7 36.Qf7 Rf7 37.Rc5 Nf3 38.Bf3 Rf3 39.Rh5 Kg8 40.Ra5+-) 36.Qh5 (36.gh4!? Qf7 37.Qg7 Qg7 38.Bg7 Kg7 39.hg5 Rd8+-) 36...Kg8 37.Qh4 (37.Bf1 Ne6+-) 37...Nf3 38.Bf3 Qh4 39.gh4 (39.Bd5 cd5 40.gh4 b6+-) 39...Rf3 40.Kg2 Rf7 41.Bd4 a6 42.Rb1 (42.f4 Rd7+-) 42...Rd7 43.Rc1 Kf7?? (43...Rf7 44.f4 Rd7+-) 44.Kf3 Rc7 45.Ke4 (45.h5 Rd7+-) 45...g6 46.Bb6 Rd7 47.f4 Ke6 (47...Re7 48.Kd3+-) 48.Kf3 (48.Rg1 Kf6+-) 48...Rh7 (48...Rd2 49.e4+-) 49.Kg4 Kf6 (49...Rh5 50.Rc5 Rc5 51.Bc5+-) 50.e4 Re7 (50...Rh5 51.e5 Ke6 52.Rd1+-) 51.Rd1 (better 51.Bd8 Kf7 52.Be7 Ke7 53.Kg5+-) 51...Re4 52.Rd6 Ke7 53.Rg6 Re2 (53...Kf7 54.h5+-) 54.Rg7 Kd6 55.Rb7 Rh2 (55...c5 56.f5+-) 56.Kf5 (better 56.h5!? c5+-) 56...Rh4 57.Kf6 (57.Ra7!? c5+-) 57...Rh6?? (better 57...Rf4 58.Kg5 Rf3=+) 58.Kg5 Rh1 59.f5 Rf1 (59...c5 60.Rb8 Rg1 61.Kh6+-) 60.Kf6 (60.Be3 Kd5+-) 60...a5 (60...c5 61.Ba5+-) 61.Bc7 Kd5 62.Ra7 a4 63.Ra4 Kc5 (63...Kc5 64.Ke6 Kb5 65.Ra5 Kb4+-). ClayPigeons (2165) - Adeepa33 (2130), Rated Bullet game, lichess.org, 2020.

8.Be2 Bd7 9.0-0 0-0 10.c4 b6 11.Nc3+- Nh6 12.Qc2 g6 (12...a6 13.Nd4+- ) 13.a4 Bf5 (13...a6 14.Rfb1+- ) 14.e4 Bg4 15.h3 Bd7 16.d4 White intends e5 16...Qc8 (16...a6 17.Qd2 Kg7 18.e5+- ) 17.Qd2 Kg7 18.e5 de5 19.de5 Nfg8 20.Nd5 White prepares a5 20...Be6 21.Ne7 Ne7 22.Qf4 Nhg8 23.Bc3 (23.a5 Rd8+- ) 23...Rd8 24.a5 h6 25.Nd4 Nf5 (25...a6 26.Rfd1+- ) 26.Nf5 Bf5 27.ab6 ab6 28.e6 f6 29.Ra8 Qa8 30.Qc7 (30.Qc7 Kh8 31.e7+- ) 1–0. Janek – Mion, internet, 2017.

8.Be2 Be6 9.0-0 0-0 10.d3 c6 11.a4 d5 12.c4 dc4 13.dc4 Qd1 14.Rd1 Rad8 15.Nc3 Bb4 16.a5 Bc3 17.Bc3+- Ne4 18.Bb2 cb5 19.cb5+- Rd7 20.Rd7 Bd7 21.Ne5 Be6 22.Rd1 f6 23.Bc4 Bc4+/- 24.Nc4 Kf7? 25.f3+- Ng5 26.e4 Ne7 27.Nd6 (27.Nd6 Kg8 28.Nb7+- ; 27.Ba3 a6 28.Rd7 Re8 29.Rb7 Ke6 30.ba6 Nc6+- ) 1–0. Trkn – The Plumber, itsyourturn.com, 2000.

8.Be2 Be6 9.0-0 0-0 10.d3 d5 11.Nbd2 Bc5 12.e4 de4 13.de4 Ne7 14.e5 Nd7 15.Bd3 Ng6 16.Bg6 fg6 17.Nd4 Bd4 18.Bd4 Qg5 19.Be3 Qe5= 20.Re1 Qd6 21.Re2 Nf6 22.Qe1 Ng4=+ 23.Nf3?? Bd5 24.g3? Bf3 25.Rd2 Qe5 26.Rd7 Qh5 27.h4 Rf7 28.Rf7 Kf7 29.Qd2 Qb5 30.Bf4 Qc6 31.Kf1 Nh2 32.Ke1 Re8 33.Be3 Qb5 34.Qc1 Qe2# 0–1. Heinzen,Karyna – Garcete,Maria Belen, Pan American–ch U12 Girls, 1998.

8.Be2 h5 9.Bd3 c5 10.c4 Be6 (10...0-0 11.Qc2 g6 12.Nc3+- ) 11.Nc3 (11.Qc2 g6+- ) 11...h4 (11...0-0 12.Qc2 Qd7 13.0-0+- ) 12.Ng5 h3 (12...Nd7 13.Ne6 fe6 14.f4+- ) 13.Nh3 Qd7 (13...d5 14.cd5 Nd5 15.Nd5 Qd5 16.Nf4+- ) 14.Nf4 0-0-0 (14...Nh4 15.Ne6 Qe6 16.g3+- ) 15.b6! a6 (15...ab6 16.Nb5 Combination) 16.0-0 (16.Ne6?! fe6 17.0-0 d5+- ) 16...Rh4 17.g3 (17.Qc2 Rdh8 18.h3 Rf4 19.ef4 Nd4+- ) 17...Rh6 18.g4 (18.Qc2 Rdh8 19.Ncd5 Kd8+- ) 18...Rdh8 19.Ne6 (19.gf5 Bf5 20.Bf5 Qf5 21.Nce2 Qg5 22.Ng3+- ) 19...fe6+- 20.gf5 (20.f4 Rh2 21.gf5 R8h3=) 20...Rh2+- 21.Ne4 (21.Qa4 Qa4 22.Na4 R8h3=) 21...ef5? (better 21...Qc6 22.Bf6 gf6+- ) 22.Ng3+- g6 23.Qf3 (23.Be2 f4 24.Bf6 fg3+- ) 23...R8h3 24.Rab1 (24.Rac1 Nh5 25.Be2 Ng3 26.fg3 f4 27.ef4 Bh4 28.gh4 Rh1 29.Kf2 R1h2 30.Ke1 Rf3 31.Bf3 Qd8+- ) 24...Ng4 (better 24...Nh5 25.Be2 Qe6+- ) 25.Qd5+- Bh4 (25...Kd8 26.Bc2 Bh4 27.Qg8 Qe8=) 26.Qg8 Bd8 27.Qg6 Rg3 (27...Nh6 28.Bg7 Qc6 29.Bf5 Nf5 30.Qf5 Qd7+- ) 28.fg3 Kb8 (28...Rh3 29.Rf3 Rh6 30.Qf5 Ne5 31.Be5 de5 32.Qd7 Kd7 33.Rf7 Kc8+- ) 29.Bf5 Qc6 30.Be4 Qd7 31.Rf7 Be7 (31...Rg2 32.Bg2 Qc6 33.Bc6 Nh6 34.Qd6 Bc7 35.Rf8) 32.Re7! (32.Re7 Rg2 33.Bg2 Qc8 34.Qd6 Ka8 35.Rb7 Qc7 36.Qc7 Ne3 37.Qd8) 1–0. Pierre – Cleary, internet, 2020.

8.g3 0-0 9.Bg2 Nh6 10.c4 c6 11.bc6+- bc6 12.Nd4 Bb7 13.0-0 Qd7 14.Qb3 Rab8 15.d3?? Qc7?? 16.Nd2+/- Bc8 17.Qc2 Be6? 18.Nc6+- Rbe8 19.Rab1 Qd7 20.Bd4 Bh3 21.Ne7 Re7 22.Bf6 Bg2 23.Be7 Qh3 24.f3 Nf5 25.Rfe1 Ng3 26.Ne4 Ne4 27.Qg2 (27.Qg2 Qg2 28.Kg2+- ) 1–0. coloplayah (2125) – musashi (1850), net–chess.com, 2006.

8.Be2 0-0

9.0-0 b6 (10.c4 a6+/-). marcosr – gdraper (1765), net–chess.com, 2005.

9.0-0 b6 10.c4 Bb7 11.Qc2 Nh6 (11...g6 12.Nc3+- ) 12.Nc3 Re8 (12...a6 13.a4+- ) 13.d4 (13.Nd4 Qd7+- ) 13...d5 (13...a6 14.a4+- ) 14.Ne5 Bd6 (14...dc4 15.h3+- ) 15.Bf3 (15.Nd5 Nd5 16.cd5 Bd5+- ) 15...Rb8 (15...a6 16.Nd5 Nd5 17.ba6 (worse 17.cd5 ab5 18.e4 f5+- ; 17.Bd5?! Bd5 18.cd5 ab5+- ) 17...Ra6 18.cd5 (worse 18.Bd5 Qa8+- ) 18...Bd5 19.Bd5 Be5 20.Bc6 (20.de5?! Qd5 21.Qc7 Raa8+- ) 20...Bh2 21.Kh2 Qh4 22.Kg1+- ) 16.Nd5 Be5 17.de5 Nd5 (17...Nd7+- ) 18.cd5 (worse 18.Bd5 Bd5 19.Rad1 Be4 20.Qe4 Qc8+- ) 18...Bd5 (18...a6 19.a4 Ra8+- ) 19.Rfd1 Qh4 (19...Qe7 20.Bd5 Red8 21.h3+- ) 20.Rd5 Rbc8 (20...Qe7 21.Rad1+- ) 21.Rc1 (better 21.Rad1+- ) 21...Nf5 (21...Qb4+- ) 22.Qf5 Qb4 23.Rd7 Rf8 24.Ba1 c6 25.Bc6 (25.e6 Qh4 26.Rf7 Rb8 27.Rg7 Kh8 28.Rh7 Kg8 29.Qg6) 25...Rc6 26.bc6 Rc8 27.Qf7 (27.Qf7 Kh8 28.Qg7) 1–0. Silva,Janderson Rossi Da (1820) – Silva,Richard Santana, Aberto do Brasil de Curitiba – IEP Co, 2017.

9.0-0 c6 10.bc6 bc6 11.Nc3 d5 12.Ne5 Bd6 13.f4 Bb7 14.Bg4 Nh4 15.g3 Ng6 16.Ng6 fg6 17.Bh3 c5 18.Bg2 Rb8+= 19.Ba3 Re8 20.Rb1 Ne4 21.Ne4+/- de4 22.c3 Qe7 23.Qe2 Ra8 24.Rfd1 a5 25.Qb5 Reb8 26.Qa4 Qe6 27.Rb6 Kh8?? 28.Rdb1 Qd5? 29.R1b2 Ra7 30.Bf1 h6?? 31.Bc4 Qh5 32.Rd6 Qg4 33.Bc5 Raa8 34.Rbb6 Kh7 35.Bf1 Qf5 36.Bd4 Ra6 37.Ba6 Ba6 38.Rb8 Be2 39.Qe8 Qh3 40.Qh8 1–0. SirGraves – pieeater, ChessWorld.net, 2005.

9.0-0 Bd7 10.c4 Re8 11.h3 d5 12.cd5 Nd5 13.e4 c6?? 14.ed5 cd5 15.d4 b6 16.Nbd2 Bb4 17.Nb3 Rc8 18.a3 Be7 19.Qd2 h6 20.Rac1 Rc1 21.Rc1 Nd6 22.Bd3 Nb5 23.Bb5 Bb5 24.Qf4 Bc4 25.Nbd2 Bd6 26.Qg4 Qf6? 27.Nc4 dc4 28.Rc4 Qe7 29.d5 Qe1!! 30.Ne1 Re1 0–1. coloplayah (2140) – cnita (1920), net–chess.com, 2006.

9.0-0 Be6 10.c4 c6 11.a4 a6 12.Nc3 ab5 13.cb5 d5 14.d4 Rc8 (14...Qc7 15.Bd3+/-) 15.Ba3 (15.bc6!? Rc6 16.Ne5+/-) 15...Ba3 16.Ra3 c5 17.dc5 Rc5 (17...Qe7 18.Nd4+=) 18.Nd4 (18.a5 Ne4 19.Qd3 Nfd6+/-) 18...Nd4 (18...Qa5!? 19.Qe1 Ra8+=) 19.Qd4+/- Qc7 20.Bf3 (20.a5!? Rc8 21.b6+/-) 20...Rc8 21.Ne2 Rc4 22.Qd3 Qc5 (22...Nd7 23.Nd4=) 23.Raa1+= Ne4 24.Nf4 Rc3 (24...Nc3 25.g3+=) 25.Qd1 Qc4 (better 25...Nf6+=) 26.Nd5?? (better 26.Be4!? de4 27.Qd6+/-) 26...Qd5?? (26...Bd5 27.Qd4 Qd4 28.ed4-+) 27.Be4?? (better 27.Qd5 Bd5 28.Rfd1=) 27...Qe4-+ 28.Qd6 (28.Qd4 Qg6 29.Rad1 Qg5-+) 28...h5 (28...Bd5 29.Qg3-+) 29.Rad1?! (29.Qf4 Qg6-+) 29...h4 (better 29...Qa4 30.b6 Qb5-+) 30.Rd4 Qg6 31.Rh4 (31.Qe7 h3 32.g3 Qh5-+) 31...Rc1 32.g3?? (32.Rd4 Rf1 33.Kf1 Bc4 34.Kg1 Bb5 35.g4 Qd6 36.Rd6 Ba4 37.Kg2-+) 32...Rf1 33.Kf1 Bh3!! 34.Rh3 Qd6 (34...Qd6 35.a5 Rc1 36.Kg2 Qd5 37.e4 Qe4 38.f3 Qe2) 0-1. minnesotawild (2265) - aversh32 (2215), Rated Blitz game, lichess.org, 2016.

9.0-0 Be6 10.c4 d5 11.cd5 Bd5 12.Nc3 Be6 13.d4 c6 14.e4+- Nh6 15.Ng5 Qd7 16.d5 cd5+= 17.Ne6 fe6 18.ed5 Bd6 19.Bf3 ed5 20.Bd5 Nd5 21.Nd5 Ng4 22.g3 Qe6 23.Qb3 Kh8 24.Rae1 Qh6 25.h4 Rac8 26.Ne7 Rcd8+= 27.Re6 Qh5 28.Qc3 Rf7?? 29.Rd6!+- Rdf8 30.Rd2 Qh6 31.Qd4 Nf6?? 32.Nf5 Qg6 33.Qc5 Ne4 34.Ne7?? Qg3!–+ (34...Qg3 35.fg3 Rf1 (35...Nc5?? 36.Rf7 h5 37.Rd5 Rf7 38.Rh5) 36.Kg2 Nc5–+; 34...Nc5? 35.Ng6 hg6 36.Re1+- ) 0–1. gtate (1860) – jde (1805), net–chess.com, 2002.

9.0-0 Be6 10.d3 a6 11.a4 ab5 12.ab5 Ra1 13.Ba1 c6 14.c4 cb5 15.e4 Nh6 16.cb5 Qb6 17.Qa4 Bd7 18.Nc3+- Rc8 19.Qd4 Qd4+/- 20.Nd4 g6 21.b6 Ne8 22.Nd5 Bd8 23.f4 Bc6? 24.Rc1+- Ra8? 25.Nc6 bc6 26.b7 Rb8 27.Rc6 Rb7 28.Bd4 Rb1 29.Kf2 Rb8 30.g4 Bh4 31.Ke3 Kf8 32.g5 Ng8 33.Nb6 Rd8 34.Nc8 Ne7 35.Ne7 Ke7 36.Ra6 h6? 37.Ra7 Kf8 38.gh6 g5 39.h7 gf4 40.Kf4 (40.Kf4 Bg3 41.Kg3 Rd7 42.Rd7 Nf6 43.Bf6 d5 44.h8Q#) 1–0. mrkt – neaimi, kurnik, 2007.

9.0-0 Re8 10.c4 +/-.

9.0-0 Nh6 10.h3 Ne4 11.d3 Ng5 12.Nc3 c6 13.Rb1 Qd7 14.Ng5 Bg5 15.d4 f5 16.Ba3 Qe6 (16...Re8 17.bc6 bc6 18.d5+- ) 17.Bf3 d5? (better is 17...Qd7+- ) 18.Bf8 Kf8 19.Na4 b6 20.c4! Be7 (20...dc4 21.Bc6 Pinning (21.Bc6 Deflection)) 21.bc6 Qc6 (21...Qd6 22.Bd5 Bd8 23.Qd2+- ) 22.Bd5 Qd7 (22...Qe8 23.Ba8 Bd7 24.Nb6 ab6 25.Qf3+- ) 23.Ba8 Bb7 (23...Qc7 24.Bd5+- ) 24.Nc5! bc5 (24...bc5 25.Rb7 Pinning (25.Rb7 Deflection); 24...Bc5 25.Bb7 Decoy) 25.Rb7 Qd6 26.dc5 Qc5 27.Rb8 Kf7 28.Qh5 Kf6 29.Bd5 Bf8 30.f4 g6 31.Qh4 Kg7 32.Rb7 Be7 (32...Qe7 33.Re7 Be7 34.Qe7 Nf7 35.Qf7 Kh6 36.Bf3 a6 37.Qf8) 33.Re7 Kf8 (33...Qe7 34.Qe7 Nf7 35.Qf7 Kh6 36.Bf3 a6 37.Qf8) 34.Qf6 Nf7 35.Qf7 1–0. marekt – roo62, ChessWorld.net, 2015.

9.c4 d5 10.0-0 Bd6 11.d4 c6 12.cd5 cd5 13.Nbd2 Bc7 (13...Be6 14.Bd3+/-) 14.Rc1 Qd6 (14...Bd6 15.Ne5+/-) 15.Qc2+- Nh4?? (better 15...Ba5+-) 16.Qc7 Nf3 17.Bf3 (better 17.Nf3!? Qb4 18.Qc3 Qc3 19.Rc3 a6+-) 17...Qb4 18.Nb3 Qb5 19.Qc5 (19.Rc5 Qa6 20.Ra5 Qe6+-) 19...Qa4 (19...Bd7 20.Rc2+-) 20.Qa3 (20.Bd5?! Nd5 21.Qd5 Qa2+/-) 20...Qd7 21.Nc5 Qf5 22.Qd3 (22.Na4 Be6+-) 22...Qg5 23.Qe2 b6 (23...Re8 24.Qb5 Rb8 25.Qa4+-) 24.Nd3 (24.Na6 Ba6 25.Qa6 Ne4+-) 24...Ba6 25.Rc7 Ne4 (25...Rfc8 26.Rfc1+-) 26.Qc2 (26.Ba3 Rfc8 27.Rfc1 Qd8+-) 26...Rac8 27.Rc8 (27.Be2 Qg6 28.Ba3 Nd6+-) 27...Rc8 28.Qb3?? (better 28.Qd1+-) 28...Nd2+= 29.Qa3 (29.Qd5 Qd5 30.Bd5 Nf1 31.Nb4= (worse 31.Kf1 Bd3 32.Ke1 Rc2-/+)) 29...Bd3 (29...Nf3 30.Kh1 Bb5 31.Rc1 Rc1 32.Bc1 Bd3 33.Qd6-/+) 30.Qd3 Nf1?? (better 30...Nf3 31.Kh1 Nh4=) 31.Kf1+- b5? (better 31...Rc4+-) 32.Qb5 Qf5 33.e4! (33.Bd5?! Qb1 34.Ke2 Qc2 35.Kf3 Qf5 36.Kg3 Qg5 37.Kh3 Qh5 38.Kg3 Qg5 39.Kh3 Qh5 40.Kg3 Qg5=) 33...Qf4 (33...de4 34.Qe5 Double attack (34.Qf5 Pinning; 34.Qf5 Deflection; 34.Qe5 Decoy)) 34.Qb3?? (better 34.Qd5 Qh2 35.Bc3+-) 34...de4+= 35.Bd1 Rb8 36.Qc2 (36.Qc4!?+=) 36...e3 (36...Qh2 37.f3 Qh1 38.Kf2 Qh4 39.Kg1 e3-/+) 37.g3+/- (37.g3 Qh6 38.Kg1+/-) 1-0. The_Filarican (2160) - carlos4a (1750), Rated Classical game, lichess.org, 2016.

9.d3 c6 10.a4 Be6 11.Nbd2 Qb6 12.c4 d5 13.0-0 dc4 14.Nc4 Bc4 (14...Qc7 15.Be5 Qc8 16.Rc1+/-) 15.dc4+- Rad8 (15...cb5 16.ab5 Rfc8 17.Qb1+-) 16.Qc2 Nd6?? (better 16...Nh6+-) 17.c5 (17.c5 Qc7 18.cd6 Qd6 19.Be5+-) 1-0. bjoern (2185) - klizt_blizt (1920), Rated Blitz game, lichess.org, 2014.

9.d3 Nd7 10.0-0 Nb6 11.a4 Bd7 (11...Bf6 12.d4+/-) 12.a5 Nc8 13.c4 Bf6 14.d4 c5 15.Nc3 cd4 16.Nd5 de3 17.Bf6 gf6 18.Nd4 Nd4 (18...Nce7 19.Nf5 Nf5+- ) 19.Qd4 ef2 (19...Kg7 20.fe3 Rg8 21.Nf6 Kf8 22.Nh7 Ke8+- ) 20.Rf2 f5 (20...Bf5 21.Nf6 Qf6 22.Qf6+- ) 21.Nf6 (21...Qf6 22.Qf6+- ) 1–0. orane (2040) – rts28, Live Game Caissa's Web, 2004.

5.Be5 Bd6?

6.Bb2 b6 7.Qf3 Rb8 8.Qf5 Nh6 9.Qe4 Be7 10.Bg7 Rg8 11.Bh6 Rg6 12.Bf4 Bb7 13.Qe5 d6 14.Qh8 Bf8 15.Nf3 Qd7 16.Qh7 Bg7 17.Nc3 c6 18.Nh4 Bf6 19.Ng6 fg6 20.Qg8 Ke7 21.Qb8 c5 22.Qa7 g5 23.Bg3 Ke8 24.Qb6 Bc8 25.Bd6 Qe6 26.Qc5 Kd7 27.Bd3 Qd6 28.Bf5 Ke7 29.Nd5 Kf7 30.Qd6 Bf5 31.Qf6 (31.Qf6 Kg8 32.Ne7 Kh7 33.Qf7 Kh6 34.Nf5#) 1–0. pierre (2350) – Fisher39, ChessWorld.net, 2005.

6.Bb2 c5 7.g4 Nfh6 (7...Bc7+- ) 8.Bg7 Bh2 (8...Be5 9.Be5 f6+- ) 9.Rh2 Ng4 (9...d5 10.Bh8 Bg4 11.Nf3+- ) 10.Rg2 (better is 10.Qg4 Nf6 11.Qf3 Ng4 12.Qg4 d5+- ) 10...Ne3 (10...d5 11.Bh8 N8f6 12.Nf3+- ) 11.de3 d5 12.Bh8 Nh6 13.Qh5 (13…Qb6 14.Nc3+- ) 1–0. Bonetti,Shane – Kibitz 3, 2000.

6.Bb2 Qe7 7.Bd3 Nfh6?? 8.Bg7+- Be5 9.Bh8 Ba1 (9...Bh8 10.c3 Qg5+- ) 10.Ba1 f6 11.Bh7 (better 11.Nc3 c6 12.Qh5 Kd8 13.Nf3+- ) 11...Qh7 12.Qh5 Kf8 (12...Kd8 13.Qf3 Qg6 14.d3+- ) 13.Qc5 (13.d3 a6 14.b6 cb6+- ) 13...d6 14.Qb4 (14.Qc4 a6 15.Nc3 ab5 16.Nb5 Qf7 17.Qf7 Nf7+- ) 14...b6? (better 14...Qc2 15.Qb2 Qg6+- ) 15.Bf6 (better 15.e4+- ) 15...Nf6 16.Qf4 Qg7 17.Qf3 d5 (17...Rb8 18.Qg3 a6+- ) 18.Nh3 (18.Nc3 Be6+- ) 18...Bf5 (18...a6 19.Nf4 Bg4 20.Qg3=+) 19.Nf4 (19.Nc3+- ) 19...Be4 (better 19...Bg4!? 20.Qg3 Ne4=) 20.Ne6 (20.Qg3 Re8+- ) 20...Kg8 21.Ng7 (better 21.Qg3 Nf5 22.Qg7 Ng7 23.Ng7 Kg7 24.d3+- ) 21...Kg7?? (better 21...Bf3 22.Ne6 Bg4+- ) 22.Qg3+- Bg6 23.Qc7 Bf7 (23...Nf7 24.d3+- ) 24.Qg3 (24.Qb7 Re8+- ) 24...Kh7 25.e4 (better 25.Qe5 Nhg4 26.Qc7 Kg6+- ) 25...Ne4 26.Qd3 (better 26.Qc7 Kg8+- ) 26...Nf5 (26...Re8 27.Kf1 Kg8 28.Qa3+- ) 27.Nc3 (27.f3 Ned6 28.g4 Be6+- ) 27...Ned6 (27...Re8 28.0-0 Kg7 29.Nd5+- ) 28.Nd5 (better 28.g4!? Re8 29.Ne2 Kg6 30.gf5 Kf6+- ) 28...Re8 29.Kd1 Re6 (29...Re5 30.Nc3 Kg7 31.h4+- ) 30.Qh3 (better 30.g4 Ne4 31.Rf1 Nfd6+- ) 30...Rh6 31.Qd3 (better 31.Qf3 Rh4+- ) 31...Be6?? (31...Re6 32.Re1 Rg6+- ) 32.h3 (32.g4 Bd5 33.Qd5 Ne7+- ) 32...Kg7 33.Qc3 (33.Re1 Kf7+- ) 33...Kf7 34.Qc7 Kg6 (34...Kf8 35.Nf4 Bf7 36.Qb8 Ne8 37.Qa7+- ) 35.Ne7 Kf6 36.Nf5 Nf5 37.Qa7 Bc4 38.Qb6 Kg5 39.h4! Kh5 (39...Nh4 40.f4) 40.g4! Kg4 Decoy theme: g4 41.f3! Kf4 (41...Kf3 Decoy theme: f3 42.Qb7) 42.Qf2 (better 42.Qc7!? Nd6 43.Qc5 Rg6+- ) 42...Rd6 (42...Bb5 43.Qc5 Rh4 44.Rh4 (44.Qb5?? Rh1 45.Ke2 Nd4 46.Kd3 Nb5–+) 44...Nh4 45.Qb4 Kf3 46.Qh4+- ) 43.b6 (better 43.Rg1 Ke5 44.Qc5 Kf6+- ) 43...Ba6 44.Qh2 Kf3 45.Qh3 (45.Qe5 Ng3 46.Qe3 Kg4+- ) 45...Ke4 46.Re1 Kf4 47.Qh2 Kg4 48.Re4 (48.Qg2 Ng3 49.Re4 Kh5 50.Qf3 Kg6 51.Rg4 Kh6 52.Qf8 Kh5 53.Rg5 Kh4 54.Qf4 Kh3 55.Qg3) 48...Kh5+- 49.Qg2 (49.Qf4 Be2 50.Ke2 Kg6 51.Qg5 Kf7 52.Qf5 Rf6 53.Qh7 Kf8 54.Qe7 Kg8 55.Rg4 Rg6 56.Rg6 Kh8 57.Qg7) 49...Rg6 50.Qf3 Kh6 51.Qf5 Bb7 52.Qf4 Kh7 53.Re7 Rg7 54.Qc7 (54.Qf5 Kh8 55.Qf8 Kh7 56.Qg7) 54...Bf3+- 55.Kc1 Re7 56.Qe7 Kg6 57.b7 (57.b7 Bb7 58.Qb7+- ; 57.Qg5 Kf7 58.Qf5 Ke7 59.Qf3 Kd7 60.Qd5 Ke7 61.Qe5 Kf7 62.b7 Kg6 63.b8Q Kh7 64.Qbc7 Kg6 65.Qcg7) 1–0. MARYMARY – Country_Girl, ChessWorld.net, 2019.

6.Bb2!? Be7 7.e4 Bf6 +- .

6.Bb2 f6 7.Nf3 Qe7 8.Nd4 Nd4+/- 9.Bd4 Be5 10.c3 c5 11.Be5 fe5 12.Qh5 g6+= 13.Qd1 d5 14.a4 b6 15.Be2 h5 16.Na3 c4 17.0-0 Bf5 18.d3 0-0-0 19.dc4+- dc4 20.Qc1 Nf6 21.Nc4 e4 22.Nb2 Rd7 23.c4 Rhd8 24.a5 Rd2 25.Re1 Qb4 26.ab6 ab6 27.Ra8 Kc7 28.Rd8 Kd8 29.Rd1 Rd1 30.Qd1 Kc7 31.Qc2 Qe1 32.Bf1 Ng4 33.Qe2 Qe2 34.Be2 Ne5 35.Na4 Be6 36.c5 bc5 37.Nc5 Bc4 38.Bc4 Nc4 39.Ne4 Kb6 40.Ng5 Kb5 41.Ne6 Ne5 42.h4 Kc6 43.Nd4 Kd5 44.f4 Ng4 45.f5 Ne3? 46.fg6 Ng4 47.g7 Nf6 48.Nf3 Ke6 49.Ng5 (49.Ng5 Kf5 50.Kf2+- ) 1–0. stoker – mass, Live Game Caissa's Web, 2004.

6.Bb2 Ngh6 7.g4 c6? 8.gf5 0-0 9.f6! gf6 10.bc6 dc6 11.Nf3 f5 12.Rg1 Ng4 13.h3 a5 14.hg4 fg4 15.Ne5 Qf6 16.Nc4 Qe6 17.Be2 Be7 18.Bg4 Qc4 19.Be6 Qg4 20.Rg4 Bg5 21.Rg5 1–0. undergearmalaysia – dforry, net–chess.com, 2002.

6.Bc3 Nf6 7.Bd3 Nh6 8.Nf3 Nd5? (better is 8...Be7+/-) 9.Bg7+- Rg8 10.Bh6 Qf6 11.e4 (11.Bh7?! Rg2 12.Be4 Ne7+- ) 11...Qa1 (11...Ne7 12.e5 Be5 13.c3 Qh6 14.Ne5+- ) 12.ed5 Qa2 (12...Qf6 13.Qe2 Be7 14.Be3 Rg2 15.Bd4+- ) 13.Nc3 Qa5 (13...Qa3 14.0-0 Be7 15.Re1+- (15.Bh7?! Rh8 16.Ng5 Bg5+- )) 14.0-0 (14.Bh7 Rf8+- ) 14...Qb4 (14...Be7 15.Re1 Qb4 16.Ne4+- ) 15.Re1 Kd8 (15...Be7 16.Ne4 Kd8 17.Ne5+- ) 16.Ng5 c6 (16...Qf4 17.Qg4! Qh2 18.Kf1 Qh1 19.Ke2 Qe1 20.Ke1 Re8 21.Nce4+- ) 17.Nf7 Kc7 18.Re4 Qc5 19.Nd6 Qd6 (19...cd5 20.Bf4 Rg2 21.Kg2 de4 22.Nde4 Kd8 23.Nc5+- ) 20.Bf4 Qf4 21.Rf4 d6 22.Rf7 Kb6 23.dc6 Be6 24.Rb7 Kc5 25.Ne4 Kd5 26.Qa1 a5 (26...Rg2 27.Kh1 Rg1 28.Kg1 Rg8 29.Kh1 Rg1 30.Kg1 Bc8 31.c4 Ke6 32.Qf6) 27.c4 1–0. kamret (2080) – Christian_J (1660), GameColony.com, 2002.

6.Bd6 Nd6+/- 7.c4 c6 8.a4 Ne4 9.Nc3 Nc5 10.Nf3 Nf6 11.d4 Nce4 12.Ne4+- Ne4 13.Qc2 d5 14.bc6 bc6 15.cd5 cd5 16.Bb5 Bd7 17.0-0 0-0 18.Rfc1 Bf5 19.Qc7+- Qd6 20.Rc6 Qb4 21.Rac1 Qb2 22.R6c2+- Qa3 23.Qe5 Bg6 24.Qd5 Nf6 25.Qa2 Qd6 26.Rc6 Qb4 27.Ne5 Rae8 28.Rc7 Be4 29.Nf7 Bd5 30.Bc4 Rf7 31.Bd5 Nd5 32.Qd5 Qd2 33.Qf7 Kh8 34.Qg7# (34.Qe8#) 1–0. Elias Rivas,Fernando – Ibbotson,Mick, IECG, 2000.

6.Bd6 Nd6+/- 7.Nf3 Nf6 8.Nc3 Nde4+/-.

6.Bd6 Nd6+/- 7.Nf3 Nf6 8.c4 0-0 9.d4 Nde4 10.Bd3 d5 11.c5 c6 12.0-0 cb5 13.Qc2 (13.Bb5 b6+- (13...Bg4 14.h3 Bh5 15.a4 b6 16.g4 Bg6 17.cb6 ab6 18.Ne5 Qd6 19.Qf3 Rfc8 20.Qf4 Qe6 21.g5+- 0.97; 13...Bd7 14.Bd7 Qd7 15.Nbd2 Rfe8 16.Rc1 Qe6 17.a3 Re7 18.Qa4 Rc7 19.Rfd1 Nd2 20.Rd2 Ne4 21.Rdc2+- 1.22; 13...a6 14.Bd3 b6 15.Qc2 bc5 16.dc5 Re8 17.Nbd2 Nd2 18.Nd2 Rb8 19.c6 Qd6 20.Rac1 Re7 21.Rfd1+- 1.41; 13...Qc7 14.Nbd2 Bg4 15.Qb3 b6 16.cb6 Qb6 17.Rfc1 Rac8 18.Ne4 de4 19.Ne5 Be6 20.Bc4 Qc7 21.Qa3+- 1.22) 14.Ne5 bc5 15.f3 Nd6 16.Bc6 Rb8 17.dc5 Nf5 18.Qd3 d4 19.e4 Qc7 20.f4 Ne7 21.Ba4= 0.09) 13...Re8 (13...a6 14.Ne5+= (14.a4 ba4 15.Ra4 Re8 16.Nbd2 Qc7 17.Rb1 Bf5 18.Rab4 Ra7 19.Ne5 Nd2 20.Qd2 Bd3 21.Qd3+= 0.63) 14...Re8 15.f3 Ng5 16.Nd2 b6 17.c6 Qc7 18.Rac1 Kh8 19.Qb2 Kg8 20.Rb1 Nh5 21.f4+- 0.75; 13...Qa5 14.Nbd2 Bf5 15.Rfb1 a6 16.a4 b4 17.Ne5 Rae8 18.Nb3 Qc7 19.f3 Nc3 20.Bf5 Nb1 21.Rb1+- 2.31; 13...b4 14.Qb3 Qa5 15.Ne5 Rd8 16.Rc1 a6 17.Rc2 Bd7 18.Rb2 Bb5 19.Bb5 Qb5 20.Qb4 Qb4 21.Rb4+- 1.56; 13...Qe8 14.Nc3 Nc3 15.Qc3 a6 16.Rfb1 Ne4 17.Qc2 Qe7 18.a4 ba4 19.Ra4 Re8 20.Rb6 Qc7 21.Qb3+- 1.00; 13...Bd7 14.Nc3 Nc3 15.Qc3 a6 16.Rfb1 b6 17.c6 Qc7 18.Ne5 Be6 19.Qb3 Ne4 20.Rb2 Rfe8 21.Rc1+= 0.66) 14.Ne5 (14.Bb5 Bd7 15.Bd3 Rc8 (15...Qe7+- 16.Nbd2 Rac8 17.Rac1 b6 18.Ba6 Rc7 19.Ne4 Ne4 20.Qb3 bc5 21.Qd5+- 0.78) 16.Nc3 Qe7 17.Rfc1 b6 18.Ba6 Rc7 19.Nb5 Bb5 20.Bb5 Rec8 21.c6+= 0.63) 14...a6+= 15.f3 Ng5 16.Nc3 (16.Nd2 b6 17.c6 Ra7 18.Qb3 Ne6 19.Rac1 Qe7 20.Qb2 Rc7 21.a4+= 0.44) better 16...Ne6+= (16...Nh5? 17.f4+- Ne6 (17...Ne4 18.Nd5! Nef6+- ) 18.Bh7 Kh8 (18...Kf8 19.Nf7! Kf7 20.Qg6 Ke7 21.Qh5 Nc7+- ) 19.Nf7; 16...b6 17.c6 Ra7 18.Rab1 Rae7 19.Qb2 Qc7 20.a4 Ne6 21.ab5+- 1.53) 17.Ng4 Nc7 18.Nf6 Qf6 19.Rae1 h6 20.Qb3 Rd8 21.a4+= 0.66 1–0. b4_player – YourNightmare, internet, 2020.

6.Bd6 Nd6+/- 7.Nf3 Nf6 8.Be2 0-0 9.0-0 Re8 (9...a6 10.c4+/-) 10.c4 (10.Nc3 Nde4+/-) 10...b6 11.d4 c5 (better is 11...Nfe4!?+=) 12.dc5+- bc5?? (better is 12...Nde4 13.c6 a6+- ) 13.Qd6 Qe7 (13...Ne4 14.Qd3+- ) 14.Qe7 Re7 15.Nc3 Bb7 16.Rad1 Rd8 17.Na4 Bf3 (17...Rc8 18.Rd3+- ) 18.Bf3 Ne4 (18...Rc8 19.Nc3 Re5 20.g4+- ) 19.Rd5 Rc8 (19...d6 20.Rfd1 Ree8 21.Be4 Re4 22.Rc5+- ) 20.Rfd1 Rc7 (20...f5 21.Rd7 Rce8 22.g3+- ) 21.Be4 Re4 22.Rd7 Rd7 23.Rd7 h6 (23...g6 24.Nb2 Kg7 25.Ra7+- ) 24.Nb2 a5 (24...Re6 25.Ra7 Kh7+- ) 25.ba6 Re8 26.a7 Ra8 27.Na4 Rc8 28.Nb6 Rc6 29.a8Q Kh7 30.Qc6 f5 (30...Kg8 31.Qa8 Kh7 32.Qe4 f5 33.Qf5 Kg8 34.Rd8) 31.Qf6 Kg8 1–0. Shamieh,Jamal (2030) – Al_Hammadi,Manal Hussein, Sharjah UAE, Rapid Open, 2014.

6.Bg7?? f6?? 7.Bh8 Be5 8.d4 Bd6 9.Qh5 Ke7 10.Qh7 Ke6 11.Bc4 1–0. valpa – Nylson, playchess.de, 2002.

6.Bb2 Nf6

7.Nf3 Qe7 8.Be2 b6 9.0-0 Bb7 10.Nc3 0-0 11.d3 Ng4 12.e4 Nge3 13.Qd2?? Nf1= 14.Rf1 Nh6 15.h3 Bb4 16.Qc1 f6 17.Nd4 Qc5 18.Nb3 Qd6 19.a3 Bc3 20.Bc3 a6 21.Bb4+/- Qe5 22.Bf8 Kf8 23.ba6 Ba6 24.f4 Qc3 25.Qd2 Qd2 26.Nd2 Nf7 27.Ra1 Bb7 28.Bg4 d6 29.Nb3 Nh6 30.Bf3 Nf7 31.Nd4 Nd8 32.Nb5 Ne6 33.f5 Ng5 34.Bd1 Rc8+/- 35.c4 Ba6 36.a4 Bb5 37.ab5 Ke7 38.Ra7 Kd7 39.Kf2 Nf7 40.d4 g6 41.fg6 hg6 42.Bg4 f5 43.ef5 Nh6 44.f6 Ng4 45.hg4 g5 46.c5 dc5 47.dc5 Rf8 48.Kg3 Rf6+= 49.c6 Kd6 50.Ra3 Kc5–/+ 51.Rb3 Rf4 52.Kh3 Rb4 53.Rc3 Kb5–+ 54.Kg3 Rc4 55.Rf3 Rc6 56.Rb3 Ka6 57.Ra3 Kb7 58.Rb3 Rd6 59.Rb5 c5 60.Kf2 Rd4 61.Kf3 Rb4 62.Rb4 cb4 63.Ke3 Kc6 64.Kd3 Kc5 65.g3 b5 66.Kc2 Kd4 67.Kb3 Ke3 68.Kb4 Kf3 69.Kb5 Kg4 70.Kc4 Kg3 71.Kd3 Kf2 72.Kd2 g4 0–1. mic (2215) – sanbarrett (2395), net–chess.com, 2006.

7.g4+- Nh4 8.g5 Nd5 9.c4 Ne7 10.Qh5 Nhg6 11.Bg7 Rg8 12.Bb2 Be5 13.d4 Bg7 14.Qh7 Nf8 15.Qd3 d6 16.Bg2 Bf5 17.Qe2 d5 18.h4 Qd7 19.Nc3 Be6 20.h5 0-0-0 21.h6 Bh8 22.cd5 Nd5 23.Ne4 Bf5 24.Nc5 Qe7 25.Bd5 Rd5 26.f4 Ne6 27.Na4 Re8 28.Nc3 Rd7 29.0-0-0 Nf4 30.ef4 Qe2 31.Nge2 Re3 32.Rh2 c5 33.dc5 Rd1 34.Nd1 (34.Nd1 Bb2 35.Nb2+- ) 1–0. Bonetti,Shane – guest1050, ICC, 2002.

7.Nf3 0-0

8.Bd3 g6 9.g4! Ng7 10.g5+- .

8.Bd3 Nh6 9.Nc3 (9.h3 Qe7+- ) 9...a6 (9...Nhg4 10.0-0+- ) 10.ba6 (better 10.h3!? g6 11.g4 Ne8+- ) 10...ba6+- 11.Ne4 (11.0-0!?+- ) 11...Ne4 12.Be4 Rb8 13.Bc3 (13.Rb1 Re8 14.Bd3 Bb7+- ) 13...Re8 (13...Qe7 14.d3 c6 15.Nd4+=) 14.Bd3 (14.Bd5 c6 15.Bc4 Bc7+- ) 14...Bb7 15.0-0 (15.h3 Be7+- ) 15...Be4 (15...Ng4 16.g3+=) 16.Ba6 (16.Be4 Re4 17.d4 Qf6+- ) 16...Ra8 (better 16...Ng4 17.g3 Bb4+- ) 17.Bc4?? (17.Bd3 Ng4+- ) 17...Ra4?? (better 17...Bf3 18.Bf7 Nf7 19.Qf3 Qh4–/+) 18.d3+- Bg6 19.h3 Bb4 (19...Nf5 20.Bb3 Ra6 21.g3+- ) 20.Bb4 (20.Bg7 Kg7 21.c3 Qa8+- ) 20...Rb4 21.a4 d5?! (21...Bh5 22.e4+- ) 22.Bb5 Re7 (22...Rf8 23.c3 Rb2 24.Nd4+- ) 23.Qd2 (better 23.c3 Rb2 24.Nd4+- ) 23...Rb2 (23...c5+- ) 24.Qc3 Rb5 25.ab5 Bh5 (25...f6 26.Nd4 Qe8 27.Ra7+- ) 26.Nd4 Re6 (26...Qf8 27.Qc6 Re8 28.Qd5+- ) 27.Nc6 (better 27.Ne6 fe6 28.Ra7 Nf5 29.Qc7 Qc7 30.Rc7 Nd6+- ) 27...Qg5 (27...Qd7+- ) 28.Ra8 (28.Ra8 Qd8 29.Rd8 Re8 30.Re8) 1–0. Sahovski,Alexandr (1885) – Ishpulaev,Ivan, Dimitrovgrad Championship Open, 2010.

8.d4 Bb4 A) 9.Bc3 Be7 (9...Qe7 10.Bb4 Qb4 11.Nbd2 Re8 12.c4 d6 13.Qc2 Ne7 14.Bd3+/-) 10.Bd3 d5 11.0-0 Ne4 12.Bd2 Nfd6 13.Bb4 Re8 14.Ne5+/-; B) 9.c3 Be7 (9...Ba5 10.Bd3 d5 11.0-0 Nd6 12.Ne5 Be6 13.Ba3 Re8 14.Qc2+/-) 10.Bd3 d5 11.0-0 Nd6 12.Ne5 Re8 13.Ba3 Be6 14.Nd2+/-.

8.d4 c6 9.Qd3 Ne7 (9...Nh6 10.Be2 Bb4 11.Bc3 Be7 12.0-0 d5 13.bc6 bc6 14.Ne5+/-) 10.Nbd2 Bc7 11.Be2 Re8 12.0-0 d5 13.bc6 bc6 14.Qc3+/-.

8.d4 c6 9.Bd3 Ne7 (9...Nh6 10.e4 Be7 11.e5 Nd5 12.Bc1 Qa5 13.Bd2 Nb4 14.bc6+/-) 10.c4 (10.e4 Bf4 11.e5 Nfd5 12.0-0 cb5 13.Bb5 d6 14.c4+/-) 10...Re8 (10...Bb4 11.Bc3 Bc3 12.Nc3 d5 13.c5 Bg4 14.0-0+/-) 11.0-0 Bb8 (11...cb5 12.c5 Bc7 13.Bb5 a6 14.Qa4+/-) 12.e4 (12.d5 Ng6 13.Bg6 fg6 14.Qd3+- ) 12...d5 13.Ng5 (better is 13.e5!? Ne4 14.cd5+/- (14.Re1+/-)) 13...de4 (13...Bf4 14.e5 Bg5 15.ef6 Bf6 16.c5+=) 14.Ne4+= Qc7? (better is 14...Ne4 15.Be4 Nf5+=) 15.Nf6+- gf6 16.f4 Ng6 17.Qh5 White intends d5 (17.g3 cb5 18.cb5 Qb6+- ) 17...Re3 (17...cb5 18.cb5 Re3 19.Rc1+/-) 18.Bg6 (18.Bc2!?+- ) 18...fg6+/- 19.Qh4 Re2 20.Bc3 (20.Qf6 Rb2 21.Re1+- ) 20...Qe7 (20...cb5 21.Qf6 bc4 22.Nd2=) 21.d5 (21.Qg3 cb5 22.cb5 Bf5+=) 21...Qe3 (better is 21...cd5!? 22.Bf6 Qe4=) 22.Kh1+/- Qe4 23.Rg1 g5 (23...Qf4!? 24.Qf4 Bf4 25.Bf6 cd5 26.cd5 Bf5+=) 24.Qh6 Qg6 (24...cd5?? 25.Qf6 Qe7 26.Qh8 Kf7 27.Qc8 dc4 28.fg5+- ) 25.fg5 Qh6 26.gh6 cd5 27.cd5 Kf7 28.Nd2 (28.Rf1 f5+- ) 28...Bf4 29.Nf3 Bg4 30.Rgf1 Rc8 31.Nd4 Re4 32.Ne6 Be6 33.de6 Ke6 34.Rf3 Rec4 35.Re1 Kf7 (35...Be5!? 36.Ba1 R8c5=) 36.g3 Rc3 37.Rc3 Rc3 38.gf4 Ra3? (better is 38...Kg6=) 39.Rg1+- b6 40.Rg7 Kf8 41.Kg2 a5 (41...Ra2 42.Kg3+/-) 42.ba6 Ra6 43.Rh7 Ra2 44.Kg3 b5 (44...Kg8 45.Rb7+- ) 45.Rb7 Rb2?? (45...Kg8+- ) 46.h7 Rb3 47.Kh4 1–0. Martinez Rodriguez,E (1840) – Castro Herrero,A (1630), 3rd Open, 2008.

8.d4 Be7 A) 9.Bd3 d5 (9...Nd6 10.0-0 a6 11.a4 Nde4 12.c4 ab5 13.ab5 Ra1 14.Ba1+/-) 10.0-0 Be6 11.Nbd2 Re8 12.Ne5 Nd6 13.Qf3 Qc8 14.Rfe1+/-; B) 9.d5 Nd6 (9...a6 10.Nc3 ab5 11.Nb5 d6 12.Nc3 Re8 13.Bd3 Nh6 14.0-0+/-) 10.Be2 a6 11.a4 b6 12.0-0 ab5 13.ab5 Ra1 14.Ba1+/-.

8.d4 Ng4 A) 9.Be2 Nge3 (9...Nfe3 10.fe3 Ne3 11.Qd3 Ng2 12.Kd1 Nf4 13.Qd2 Ne2 14.Qe2+/-) 10.fe3 Ne3 11.Qd3 Ng2 12.Kd1 Nf4 13.Qd2 Ne2 14.Qe2+/-; B) 9.Nbd2 Qe7 (9...Re8 10.e4 Bf4 11.Be2 Nfh6 12.h3 Nf6 13.e5 Nd5 14.c4+/-) 10.e4 Bf4 11.Be2 Nfh6 12.0-0 d6 13.c4 a6 14.a4+/-.

8.d4 Nh6 A) 9.Be2 a6 (9...Bb4 10.c3 Be7 11.0-0 d5 12.c4 dc4 13.Bc4 Be6 14.Bd3+/-) 10.ba6 b6 11.0-0 Ba6 12.c4 Bb7 13.Bd3 Re8 14.d5+/-; B) 9.Bd3 Bb4 (9...Be7 10.0-0 d5 11.c4 dc4 12.Bc4 Be6 13.Bd3 Bg4 14.Nbd2+/-) 10.c3 Be7 11.Qc2 a6 12.ba6 b6 13.Ng5 g6 14.Qe2+/-.

5.Be5 Qe7

6.Bb2 d6 7.Nf3 Bd7 8.a4 Nf6 9.c4 d5 10.cd5 Nd5 11.Nc3 Nc3 12.Bc3 0-0-0 13.d4?? (13.a5+- ) 13...b6?? (better is 13...Ne3 14.fe3 Qe3 15.Be2 Qc3 16.Kf2 Bf5–/+) 14.Bd3+- f6 15.Qc2 g6 16.0-0 Re8 17.Rfc1 Rg8 18.Bb4!! Qd8 (18...Qb4 19.Qc7 Mate attack) 19.Bf8 Rgf8 20.a5 h5 (20...Kb7+- ) 21.ab6 ab6 (21...c6 22.ba7 Kc7+- ) 22.Ra8 1–0. Fournier,Frederic (1925) – wzamar (1660), Active, 2005.

6.Bc7+- d5 7.Ba5 d4 +- .

6.Bc7+- d5 7.Bf4 Qb4 (7...g5!? 8.Bg3 Bg7+- ) 8.Nc3+- Nf6 9.g4 (9.Be5 Qc5+- ) 9...Ne7 (9...d4 10.Nce2 Ng4 11.Nd4 Nd4 12.c3+- (12.ed4?! Qd4 13.Bg3 Bf5+=)) 10.Bh3 (10.f3 Ng6 11.Bg5 Be7+- ) 10...Ne4 11.Ne4 (11.Nge2 h5+- ) 11...Qe4 (11...de4 12.Qb1 Nd5 13.Qb4 Nb4 14.Kd1+- ) 12.f3+- Qb4 13.Ne2 (13.Bf1 Ng6 14.Bg3 h5+- ) 13...Qb5 14.d3 (14.Bf1 Qc5+- ) 14...Qb4 (14...h5 15.Nd4 Qc5 16.Qb1=) 15.c3+- Qa5 16.0-0 (16.Qb3 h5+=) 16...Nc6 (16...h5 17.Kg2+=) 17.Qb3 Bc5 (better 17...h5+- ) 18.Qd5?? (better 18.Nd4 Qd8 19.Rae1+- ) 18...0-0 (better 18...Be3 19.Be3 Qd5–+) 19.Rf2?? (better 19.d4 Be7 20.Qa5 Na5 21.e4+- ) 19...Be6 (19...Be3 20.Qa5 Bf2 21.Kf2 Na5 22.c4=) 20.Qe4 (better 20.Qh5 Be3 21.Be3 Qh5 22.gh5 Bh3 23.Re1+- ) 20...Qb6?? (better 20...Rae8 21.d4 Bg4+=) 21.d4+- Qb2 (21...Be7 22.d5 Bh4 23.de6 (worse 23.dc6 Bf2 24.Kf2 bc6+- ) 23...Bf2 24.Kf2+- ) 22.Raf1 (22.Rb1 Qa2 23.dc5 Bd5+- ) 22...Be7? (22...Rfe8 23.Ng3 Qb5 24.dc5 Bg4 25.Rb1 Qc5 26.Bd6 Qd6 27.Qg4+- ) 23.Ng3 (better 23.d5 g5 24.Bg3 (24.de6?! gf4 25.Rb1 Qa3+- ) 24...Bd5 25.Qd5+- ) 23...Qc3 24.Nf5 (better 24.d5 g5 25.Ne2+- ) 24...Bc4? (better 24...Rad8+- ) 25.Ne7 Ne7 26.Qe7 Bf1 27.Bf1 Rfe8 (27...b6 28.Qg5 Rac8 29.Kg2+- ) 28.Qb7 Qc1 (28...Red8 29.Ba6+- ) 29.Kg2 Rab8 (29...Qa3+- ) 30.Bb8 Qe3 (30...a6 31.Ba6 h6 32.Bb5+- ) 31.Bb5 (better 31.Re2 Qe2 32.Be2 Re2 33.Kf1+- ) 31...Qd4 (31...Rf8 32.Bd6 g6+- ) 32.Be8 Qf6 (32...Kh8 33.Bf7 h5 34.Qc8 Qd8 35.Qd8 Kh7 36.g5 h4 37.Qg8) 33.Bf7 (33.Be5! a6 34.Bf6 Kh8 35.Qf7 gf6 36.Qf8) 33...Qf7+- 34.Qf7 (34.Qc8 Qf8 35.Rc2 Qc8 36.Rc8 Kf7 37.Rc7 Kf8 38.Ba7 Kg8+- ) 34...Kf7 35.Ba7 Kf6 36.a4 g5 37.a5 h6 38.a6 h5 39.Bd4 Kg6 (39...Ke6 40.a7 Kd5 41.a8Q Kd4 42.Qe4 Kc5 43.Rc2 Kd6 44.Rc6 Kd7 45.Qe6 Kd8 46.Rc8) 40.a7 h4 (40...Kf7 41.a8Q Ke7 42.Re2 Kd6 43.Qd8 Kc6 44.Rb2 hg4 45.Rb6) 41.a8Q Kh6 (41...h3 42.Kh3 Kf7 43.Qb7 Ke6 44.Rb2 Kd6 45.Rb6) 42.Qc6 (42.Qc6 Kh7 43.Qd7 Kg6 44.Qg7; 42.Qf8 Kg6 43.Qg7) 1–0. MARYMARY – LionxLion, ChessWorld.net, 2010.

6.Bc7+- d6 7.b6 Nf6 8.Nc3 d5 9.Nf3 d4 10.Nb5 ab6 11.Bb6 Bd7 12.Nc7 1–0. Bonetti,Shane – FireAndIce, ICC, 2002.

6.Bc7+- Ne3?? 7.de3 Qb4 (7...d5 8.Bg3+- ) 8.Nd2 d6 9.Rb1 Qc5 10.b6 ab6 (10...Nf6 11.Ngf3+- ) 11.Bb6 Nf6 (11...Qf5+- ) 12.Bc5 1–0. guest1723 – guest1748, ICC, 2003.

6.Bf4 g5 7.Bc7 Bg7 8.c3 d6 9.b6 ab6 10.Bb6 Bd7 11.Na3 Ra3 12.Be2 h5 13.Rb1 Nf6 14.Bc7 Bc6 15.Bb5 0-0 16.Bc6 bc6 17.Rb6 Qc7 18.Rb4 c5 19.Qc2 Qd7 20.Re4 d5 21.Re5 Ne4 22.Nf3 Be5 23.Ne5 Qe6 24.Nf3 Rfa8 25.0-0 Ra2 26.Qb3 c4 27.Qb7 Nd2 28.Rd1 Nf3 29.gf3 Ne3 30.fe3 Qe3 31.Kh1 Qf3 0–1. Nautiluschess – BlueSnake, ICS rated blitz match, 2001.

5.Be5 f6

6.Bb2 a6 7.Nf3 d6 8.e4 Nfe7 9.ba6 ba6 10.Nc3 Nh6 11.Bc4 c6 12.0-0 Qc7 13.Qe2 Bg4 14.h3 d5 15.ed5 cd5 16.Nd5 Qd6 17.hg4 Ng4 18.a4 Rb8 19.Ba3 Qf4 1–0. pcmvr (2840) – bellotto (2065), net–chess.com, 2009.

6.Bb2 b6 7.Nf3 Nd6 8.a4 (8.Bd3 Bb7+- ) 8...a6 9.c4 (9.Nc3 ab5 10.ab5 Bb7+- ) 9...ab5 10.ab5 Ra1 11.Ba1 Nf5 (11...Bb7 12.Bd3+- ) 12.Be2 (12.Bd3 Ngh6+- ) 12...Bb4 13.0-0 Nge7 (13...Bb7 14.Qa4 Bd6 15.Nc3+- ) 14.Qb3 Nc6?? (14...Bd6+- ) 15.bc6 Ng3 (15...Ba5+- ) 16.hg3 Qe7 (16...Be7 17.cd7 Qd7 18.Nc3+- ) 17.cd7 Bd7 18.d4 (18.Nc3 Bc3 19.Bc3 0-0+- ) 18...c5 (18...Ba5 19.Nc3 0-0 20.Nd5+- ) 19.dc5 (19.Nc3!? Ba5+- ) 19...bc5 20.Na3 (better 20.Nc3!? Bc3 21.Bc3 0-0+- ) 20...0-0 21.Nb5 Bg4 (21...Bf5 22.Nc3 Qa7 23.Nd5+- ) 22.Qc2 Rd8 (22...g6 23.Rd1 Bf5 24.Qb2+- ) 23.Rd1 (better 23.Ng5 fg5 24.Bg4+- ) 23...Bf3 (23...Rd1 24.Qd1 Be6+- ) 24.Rd8 Qd8 25.Bf3 Qd2 26.Qd2 (26.Qf5 Kf8 27.Nc7 Qd8 28.Ne6 Ke7 29.Nd8 Ke8 30.Bc6 Ke7 31.Qd7 Kf8 32.Qf7) 26...Bd2 27.Bc3 Bc1 (27...Bc3 28.Nc3 Kf7 29.Ne4+- ) 28.Kf1 f5 29.Ke2 g6 30.Kd1 Be3 31.fe3 Kf8 32.Kd2 Ke7 33.g4 h5 34.gh5 g5 35.g4 f4 (35...Kf7 36.Bd5 Ke8 37.h6 f4 38.h7 fe3 39.Kd3 Kd7 40.h8Q e2 41.Qg7 Kd8 42.Bf6 Ke8 43.Nd6) 36.ef4 (36.ef4 Ke6 37.fg5 Kf7 38.g6 Kf8 39.g7 Ke8 40.g8Q Ke7 41.Qg7 Ke8 42.Nd6 Kd8 43.Bf6) 1–0. retiponziani (1905) – smoothazz4, ChessWorld.net, 2015.

6.Bb2 Bc5 7.Bc4 d5+= 8.Bb3 Bd7 9.a4 Ngh6 10.Nh3 Be6 11.Nf4 Qd6? 12.0-0 0-0? 13.a5 c6? 14.d4 Bb4 15.c3 Bc3 16.Nc3 Ne7 17.Ba3 Qd7 18.e4 cb5 19.Ne6 Rfc8 20.Bd5 Kh8 21.Nc5 Qc7 22.Rc1 Nd5 23.Nd5 Qa5 24.Bb4 Qd8 25.Nb7 Rc1 26.Qc1 Qb8 27.Qc6 Qe8 28.Nd6 Qc6–+ 29.h3 a5 30.Bc5 a4 31.Rc1 b4! 32.Nb4 Qd7 33.Ra1 Nf7–+ 34.Nf5 a3 35.Nd5 Nd8?? 36.Nb6=+ Qb7?? 37.Na8?? Qa8 38.f3 Qa4?? 39.Ra3+- Qd1 40.Kh2 g6 41.Ra8 gf5 42.Rd8 Kg7 43.ef5 Qc1 44.Rc8?? Qf4= 45.Kg1 h5 46.d5 Qf5 47.Rc7 Kg6 48.d6 Qb1 49.Kh2+- Qb2 50.f4 Qd2+= 51.Re7 Qf4= 52.g3?? Qd2–+ 53.Kg1 Qc1 54.Kg2 Qc5 55.Re2 Qd6 56.h4 f5 57.Kh3 Qd5 58.Rg2 Qf3 59.Rb2 f4 60.Rg2 Kf5 61.Kh2 Kg4 62.Kg1 fg3 63.Kh1 Qf1 64.Rg1 Qh3 0–1. coloplayah (2125) – gdraper (1875), net–chess.com, 2006.

6.Bb2 d5 7.c4 Be7 8.d4 dc4 9.Bc4 Nd6 10.Bd3 Bf5 11.Bf5 Nf5 12.Nf3 Qd7 13.Qb3 b6 14.0-0 Nd6 15.Qd5 Rc8 16.Nc3 Nh6 17.e4 Nhf7 18.e5 fe5 19.de5 c6 20.bc6 Rc6 21.e6 (21.e6 Qc8 22.Nb5+- ) 1–0. Bonetti,Shane – Allworthy, ICC, 2002.

6.Bb2 d5 7.Bd3 Nd6 8.Qh5 g6 9.Bg6 hg6 10.Qh8 Ne7 11.Bf6 Bf5 12.Bg7 Kd7 13.Bf8 Qf8 14.Qf8 Rf8 15.d3 g5 16.a4 a6 17.h3 ab5 18.ab5 Nb5 19.Ne2 Be6 20.Nd4 Nd4 21.ed4 Re8 22.Nc3 c6 23.Kd2 Nf5 24.Ra7 Kc7 25.Re1 Nd4 26.Ra4 b5 27.Rd4 1-0. alanme1 (2160) - hamburg_nights (1925), Rated Bullet tournament, lichess.org.

6.Bb2 d5 7.Nf3 Bc5 8.c4 Be6 9.cd5 Bd5 10.d4 Be4?? 11.dc5+- Qe7 12.Nbd2 Qc5 13.Be2 Nge7 14.Nb3 Qb4 15.Qd2 Qd2 16.Nfd2 Bg2 17.Rg1 Nh4 18.Nd4 0-0-0 19.0-0-0 b6 20.Nc6! Nc6 21.bc6 g5 22.Bf6 Rhf8 23.Bd8 Kd8 24.Nf3 Ke7 25.Rd7 Ke6 26.Bc4 Kf6 27.Nh4 Bc6 28.Rh7 b5 29.Bb3 gh4 30.Rh6 Kf5 31.Rc6 Ke4 32.Rg4 Kf3 33.Rf4! Rf4 34.ef4 Kf4 35.Rc7 Kf3 36.Rf7 Kg2 37.Be6 a5 38.h3 b4 39.Rf4 a4 40.Rb4 a3 41.f4 Kg3 42.Bg4 Kh2 43.f5 (43.f5 Kg1 44.f6 Kg2 45.f7 Kh1 46.f8Q Kg2 47.Bf3 Kg3 48.Rg4 Kh3 49.Qf6 Kh2 50.Qh4) 1–0. gtate (1820) – cshakotko, net–chess.com, 2002.

6.Bb2 d5 7.Nf3 Bd6 8.Nd4 b6 9.Bd3 Nfh6? (9...Nge7!?+/-) 10.Nc3 (10.Qh5 Nf7 11.Qd5 Rb8+- ) 10...Bc5? (better is 10...Be5+- ) 11.Qh5 Nf7 12.Qd5 Qd5 13.Nd5 Ne7 (13...Bd6+- ) 14.Nc7 (14…Kd7 15.Na8+- ) 1–0. baudrey – antijingoist, Live Game Caissa's Web, 2004.

6.Bb2 d6 (--> 5.Be5 d6 6.Bb2 f6).

6.Bb2 Nd6 7.Nc3 Ne7 8.Bd3 1–0. pierre – opponne, internet, 2010.

6.Bb2 Nd6 7.Nf3 a6 8.Nc3 ab5 9.Nb5 Nb5 10.Bb5 c6 11.Be2 Nh6 12.0-0 Ng4 13.Nd4 f5 14.Bg4 fg4 15.Qg4 h5?? 16.Qg6 Ke7 17.Nf5 1–0. Wall,Bill – Eagle1856, internet, 2003.

6.Bb2 Be7 7.Qg4 g6 8.Bc4 d5 9.Bb3 Ngh6 10.Qe2 0-0 11.Bd5?? Qd5= 12.e4 Nd4 13.Qd3?? Nc2 14.Qc2= Qb5 15.Nc3 Qc6 16.Nf3 Bg4 17.Nd4+= Qc5 18.Nd5 Qd6? 19.0-0 Bd8? 20.Qb3+- Kg7? 21.Rac1 Be6? 22.Ne6 Qe6 23.f3 Rc8? 24.Qb7 Qd7 25.Qa7 Ng8 26.Nb6! Qd2 27.Nc8 Qb2 28.Rb1 Qe5 29.Rfd1 Ne7 30.Rd7 Kf7 31.Ne7 Be7 32.Rc7 Re8 33.Rbb7 Qa1 34.Kf2 Qe5 35.a4 Qd6 36.Rd7 Qe6 37.a5 h5 38.Re7! Re7 39.Re7 Qe7 40.Qe7 Ke7 41.a6 1–0. coloplayah (2140) – gdraper (2005), net–chess.com, 2006.

6.Bb2 Nge7 7.a3 b6? 8.Qh5+- g6 9.Qf3 c6 (9...d5 10.e4 de4 11.Qe4+- ) 10.e4 Nd6 (10...Ng7 11.Bf6 Bb7 12.Nh3+- ) 11.Qf6 (11.Qf6 Nf7 12.bc6+- ) 1–0. Eskilsson – Operandis, internet, 2020.

6.Bb2 Nge7 7.Bd3 d6 8.f4 Nd5 9.e4 Nd4?? 10.Bd4 Nf4 11.Bc4 d5 12.ed5 Nd5 13.Qh5 g6 14.Qd5 Qd5 15.Bd5 Be7 16.Nf3 a6 17.a4 ab5 18.ab5 Ra1 19.Ba1 Bd7 20.0-0 Bb5 21.c4 c6 22.Be6 Ba6 23.Bc3 b5 24.Ng5! Rf8 25.Nh7 Rh8 26.Nf6 Kf8 27.Nd7 Ke8 28.Bh8 Bc5 29.Nc5 (29.Nc5 g5 30.Be5 Ke7 31.Rf7 Ke8 32.Bd6 bc4 33.Rf8#) 1–0. Trkn – Harry N., itsyourturn.com, 2000.

6.Bb2 g6 7.Nf3 Bg7 8.Be2 d5 9.0-0 Nge7 10.c4 c6 (10...dc4 11.Bc4 Nd6 12.Be2+/-) 11.Qb3 (11.cd5 Qd5 12.Nc3 Qf7+-) 11...Be6 (11...dc4 12.Bc4 Nd6 13.Nc3+/-) 12.Nc3 d4 (12...dc4!? 13.Bc4 Bc4 14.Qc4 Nd6+-) 13.ed4+- Nd4 14.Nd4 Qd4 15.Nd5 Qd2 16.Nc7 (16.Nf6?! Kf7 17.Ne4 Qb2 18.Ng5 Kg8 19.Qb2 Bb2+/-) 16...Kf7 17.Ne6 (17.Na8 Qe2 18.Nc7 Bc4+/-) 17...Qe2 (17...Ke6 18.c5 Nd5 19.bc6 bc6 20.Bg4 Kf7+-) 18.Rfe1 Qg4 (18...Qe6 19.Re6 Ke6 20.c5 Nd5 21.bc6+-) 19.c5 Nd5 (19...Kg8 20.Ng7 Nd5 21.Ne8 Re8 22.Re8 Kg7 23.Rh8 Kh8 24.bc6 bc6 25.Qb8 Kg7 26.Qb7 Kh6 27.Qc6+-) 20.bc6 bc6 (20...Rhe8 21.Qd5 Re6 22.cb7 Rb8+-) 21.Qb7 Ne7 22.Ng7 (22.Ng5! Kg8 23.Re7 Kf8 24.Rf7 Kg8 25.Rg7 Kf8 26.Qf7) 22...Kg7 (22...Rhe8 23.Ne8 Re8+-) 23.Qe7 Kh6 24.Bf6 (24.Qf6 Qg5 25.Bc1 Qc1 26.Rac1 Rhf8 27.Qh4 Kg7 28.Re7 Rf7 29.Rf7 Kf7 30.Re1 Re8 31.Qf4 Kg8 32.Re8 Kg7 33.Qf8) 24...Rae8 25.Bg7 (25.Qg7 Kh5 26.Re8 Qe2 27.Re2 Rb8 28.Qh7 Kg4 29.Qg6 Kf4 30.Be5) 25...Kh5 26.Re5 g5 27.Qf7 Kh4 28.f3 (28.h3 Qd1 29.Rd1 h5 30.Rd4 g4 31.Bf6) 28...Qd4= 29.Kf1 Qa1 30.Kf2 Qb2 31.Kf1 Qc1 32.Ke2 Qc2 33.Kf1 Qd1 34.Kf2 Qd2 35.Kf1 Qd1 36.Kf2 Qd2 37.Kf1 Qd1 38.Kf2 Qd2 ½-½. benachamohcine (2115) - miko006 (1955), Rated Blitz game, lichess.org, 2014.

6.Bc3 Nd6 7.d4 (7.Bd3 Nh6+/-) 7...c6 (7...Ne4 8.Qh5 g6 9.Qd5 Nc3 10.Nc3+/-) 8.bc6 (8.Bd3 Nh6+/-) 8...dc6 9.Bd3 Bf5 (9...Nf7 10.Nd2+/-) 10.Bf5 Nf5 11.e4 (11.Nf3 Ngh6+/-) 11...Nd6 12.Qe2 Qb6 (12...Nb5 13.Qe3+/-) 13.Nd2 (13.Nf3 0-0-0+/-) 13...0-0-0 (13...Nb5 14.Nc4 Qa6 15.Qd3+/-) 14.Rb1+- Qc7 15.Ngf3 Ne7 16.Bb4 (16.0-0 Re8+- ) 16...Nb5 (16...Nd5 17.ed5 Re8 18.Ne5 fe5 19.de5+/-) 17.Qe3 (17.Qc4 Ng6+- ) 17...Ng6 (17...Nd5!? 18.ed5 Bb4 19.Rb4 Rhe8+/-) 18.Bf8+- Rhf8 19.c4 Nd6 20.c5 Nb5? (better is 20...Nf7+- ) 21.a4 Nd4 22.Nd4 Ne5 (22...Nf4 23.Rg1 Rd4 24.Qd4 Rd8+- ) 23.Ne6 Ng4 (23...Qe7 24.Nf8 Qf8 25.0-0+- ) 24.Qb3 Qd7 (24...Qf7 25.Nf8 Qb3 26.Rb3 Rf8 27.Nc4+- ) 25.Nc4 Rfe8 (25...Kb8 26.0-0 Rc8+- ) 26.Nd6 Kb8 27.Qb7 Qb7 28.Rb7 Ka8 29.Nc7 1–0. kamera – magacin, GameColony.com, 2002.

5.Be5 Nf6

6.Bb2 d5 7.Nf3 Bd6 8.c4 Be6 9.Nc3 (better 9.cd5 Bd5 10.Nc3+- ) 9...dc4? (9...Ne7+=) 10.Qa4?? (10.e4!? Ne4 11.Ne4+- ) 10...0-0 (10...Nd7!?=) 11.Bc4 (11.e4 Re8 12.Be2 Ne4 13.Ne4 Bd5 14.Nd6 Nd6+- ) 11...Bd7 (11...Nd7 12.Be6 fe6 13.Qe4+- ) 12.Qb3 c6 13.0-0 Qb6 (13...Rc8 14.d3 cb5 15.Nb5+- ) 14.Na4 (14.bc6 Qb3 15.ab3 Bc6+- ) 14...Qc7 (14...Qd8 15.Rac1+- ) 15.h3 (15.Bf6 gf6 16.Nc3 cb5 17.Nb5 Bb5 18.Bb5 Rac8+- ) 15...Rae8? (better 15...cb5!? 16.Bb5 Be6+=) 16.b6 (16.Bf6 gf6 17.b6 ab6 18.Nb6 Be6+- ) 16...ab6 (16...Qd8 17.g4 (17.ba7?! b5+=) 17...Ne7 18.Bf6 gf6 19.Kg2+- (19.ba7?! b5=)) 17.Nb6 (17.Bf6 b5 18.Bd3 ba4+=) 17...Ne4+- 18.Nd7 Qd7 19.a4 Nc5 20.Qc3 (20.Qb6 Ne4+- ) 20...Ne4 (20...b5!? 21.ab5 cb5+- ) 21.Qc2+- Bb4 (21...Bc7!?+- ) 22.d3 Nc5 (22...Ned6 23.e4 Ne7 24.Bg7 Kg7 25.Qb2 f6 26.Qb4+- ) 23.e4 (23.Ne5 Qd6 24.d4 Re5 25.de5+- (25.dc5?! Rc5 26.Qb3 Ra5+- )) 23...Nd6 24.Bg7! Kg7 25.Qb2 Kg8 26.Qb4 Nc4 27.Qc4 (27.Qc5!? Nd6+- ) 27...Nd3 28.Rfd1 Nb2 29.Rd7 Nc4 30.Rb7 Re4 31.a5 Ra8 32.a6 Nd6 (32...Ne5 33.Ng5 Rd4 34.a7+- ) 33.Rb6 Re7 34.Rc6 Nb5 35.Rb6 Na7 36.Rab1 Re4 (36...Nc8 37.Rb8 Rea7 38.R1b6+- ) 37.Rb8 Re8 38.Re8 Re8 39.Rb7 Ra8 40.Ne5 (better 40.Nd4+- ) 40...f6 (40...Nc8+- ) 41.Nd7 Nc6 42.Nf6 Kf8 43.Nh7 (43.Nh7 Ke8 44.Nf6 Kd8 45.Rb6+- ) 1–0. jaddwarrior (2045) – docaia (1835), ChessWorld.net, 2017.

6.Bb2 Be7 7.g4 Nh4 8.h3 b6 9.Be5 Bb7 10.Rh2 0-0 11.Be2 d6 12.Bg3 Ng6 13.h4 Qd7 14.f3 a6 15.ba6 Ba6= 16.Nc3 Be2 17.Nge2 Rfe8 18.d4 d5? 19.h5+- Nf8 20.g5 Ng4 21.fg4 Bg5 22.Bf4 Bf4 23.ef4 c6 24.f5 Ra3 25.Qd3 h6 26.Kd2 Qd6? 27.Rf2 Nh7 28.Nf4?? Nf6= 29.Rg1?? Rc3! (29...Rc3 30.Kc3 Qa3 31.Kd2 Ne4 32.Ke2 Nc5 33.Kf3 Nd3 34.cd3 Qc3–+) 0–1. malaysianisme – mwojo (1745), net–chess.com, 2004.

6.Nc3 d6 7.Bf6 Qf6 8.Nd5 Qd8 9.Rb1 Be6 10.c4 Bd5 (10...c6 11.bc6 bc6 12.Nf4+/-) 11.cd5 Be7 12.Qg4 Nh6?? (better is 12...g6+/-) 13.Qg7+- Bf6 14.Qh6 Qe7 15.Nf3 0-0-0 16.d4 c5 (16...Kb8+- ) 17.bc6 bc6 (17...b6+- ) 18.Ba6 Kd7 19.Rb7 Ke8 20.Re7 Be7 21.Bb7 (21.dc6 Ra8 22.Bb7 Rb8+- ) 21...Rb8 22.Bc6 Kd8 23.Qh3 Rb1 24.Kd2 Rb2 25.Kc3 Kc7 (25...Rb7 26.Rb1! Bf6 27.Rb7 Bd4 28.Kd4 f5 29.Qf5 Rf8 30.Qf8) 26.Qd7 Kb6 (26...Kb8 27.Kb2 Rc8 28.Qb7) 27.Qb7 Ka5 28.Qa7 1–0. b4_player (2210) – VCHA7, GameColony.com, 2003.

6.c4 Bb4 7.Qb3 Bd6 (7...d6 8.Bb2 Bc5 9.Nf3+/-) 8.Bb2 0-0 (8...Be7 9.Nf3+/-) 9.Nf3 c6 (9...Be7 10.Qc2 d6 11.d4+/-) 10.d4 (10.Qd3 g6+-) 10...cb5 (10...Bc7 11.Nbd2+/-) 11.cb5 (11.Qb5 Nh6+/-) 11...b6 (11...Be7 12.Bd3 d5 13.0-0+/-) 12.Nc3 Bb7 13.Be2 Rc8 14.0-0 Qe7 15.a3 (15.Bd3 Bf3 16.Bf5 Ng4 17.Bg4 Bg4+/-) 15...Ne4 (better 15...Ne3 16.fe3 Qe3 17.Kh1 Rc3 18.Bc3 Qe2+=) 16.Nd5?? (16.Ne4 Be4 17.Rfc1+/-) 16...Bd5?? (better 16...Qe6 17.Bc4 Rc4 18.Qc4 Bd5-+ (18...Qd5?! 19.Qd5 Bd5 20.Rfc1=+)) 17.Qd5+- Nh6 (17...Ne3 18.fe3 Ng3 19.hg3 Qe3 20.Kh1 Qe2 21.Qd6 Rc2+-) 18.Rfc1 (18.Bd3 Nc3 19.Qb3 Ne4+-) 18...Nf6? (better 18...Ng4!?+/-) 19.Qb7+- Rb8 20.Qa7?? (better 20.Qa6+-) 20...Ra8= 21.Qb6 Rfb8 22.Qb8 Rb8 (worse 22...Bb8 23.Rc8 Ne8 24.Ne5+/-) 23.a4 Ne4 24.Bd3? (24.Ne5 Nd2 25.Rc2=) 24...f5?? (better 24...Nf2!? 25.Rc3 Nd3 26.Rd3 Qe4-+) 25.g3 (better 25.Ne5=) 25...Ng5?? (25...Ng4 26.Rc2 Nef2 27.Rf2 Qe3 28.Bc4 Kf8 29.Raf1 Nf2 30.Rf2-+) 26.Nd2?? (better 26.Ng5 Qg5 27.Ba3 Ba3 28.Ra3+/-) 26...Ng4 (26...Nh3 27.Kg2 Nf2 28.Bc4 Kh8-+) 27.h3?? (better 27.Kg2 Bb4 28.Bc3=) 27...Ne3! 28.Re1?? (28.fe3 Qe3 Double attack) 28...f4 (better 28...Nh3 29.Kh2 Nf2 30.Bc4 Kh8-+) 29.Bc4 Kf8 (29...Kh8 30.fe3 fe3 31.Re2 Bg3 32.Kg2-+) 30.fe3 fe3 31.Nf1?? (better 31.Re2 Nh3 32.Kg2=) 31...Nf3-+ 32.Kg2 (32.Kh1 Ne1 33.Re1 Qe4 34.Kg1 Qc2 35.Ne3 Qb2 36.Rf1 Ke8-+) 32...Ne1 (better 32...Qe4!? 33.Re2 Nd4 34.Kg1 Nf3 35.Kg2 Nd2 36.Kg1 Nc4 37.Ra2-+) 33.Re1 (33.Re1 Qe4 34.Kg1-+). ClayPigeons (2170) - Brezenbrater (2160), Rated Bullet game, lichess.org, 2020.

6.c4 d5 7.Nf3 dc4 8.Bc4 Bb4 9.Qb3+- Qe7 10.Bf7! Qf7 11.Qb4 1-0. ClayPigeons (2160) - maartiin (2130), Rated Bullet game, lichess.org, 2020.

6.c4 d5 7.Nf3 Bd6 8.Bd6 Qd6 9.cd5 Qd5 (9...Ne7 10.d4+/-) 10.a4 (10.d4 0-0+/-) 10...0-0 11.Nc3 Qe6 12.d4 Re8 13.Bd3 Nd6 (13...Ne3 14.fe3 Qe3 15.Ne2+/-) 14.0-0+- Nfe4 (better 14...Bd7!?+-) 15.Ne4 Ne4 16.Qc2 Nf6 17.Qc7 Qg4 (17...a6 18.Rfd1+-) 18.h3 (18.Ne5!? Qh5 19.Bc4 Be6 20.Be6 fe6 21.Qb7 Ng4 22.Ng4 Qg4+-) 18...Qh5 19.Qg3 (19.Qc5 Qh6+-) 19...Be6 (19...Bf5 20.Bc4+-) 20.Ne5 (20.e4 Rac8+-) 20...Rad8 21.Rac1 Nd5 22.Rfe1 f6 23.Be2 Qh6 24.Ng4 Qg6 25.Rcd1 (25.e4 Nb6 26.a5 Na4+-) 25...h5 (25...Bf5 26.Qh4+-) 26.Nh2 (better 26.Bd3!? f5 27.Ne5 Qg3 28.fg3+-) 26...Qg3+/- 27.fg3 Ne3 (27...Bf7 28.Bd3 Ne3+/-) 28.Rd3 (better 28.Bh5 Nd1 29.Be8+/- (worse 29.Rd1 Re7=+)) 28...Bc4?? (better 28...Nc2 29.Rc1 Bf5+=) 29.Re3!+- Re3 (29...Be2 30.Re8 Re8+-) 30.Kf2 (better 30.Bc4 Kf8 31.Re3 Rd4+-) 30...Rde8 (better 30...Re2 31.Re2 Be2 32.Ke2 Rd4-+) 31.Bh5 (better 31.Bc4 Kf8 32.Re3+-) 31…Re1-+ (31...Re1 32.Be8 Re8-+) 0-1. ClayPigeons (2140) - Polent (2190), Rated Bullet game, lichess.org, 2020.

6.c4 d6 7.Bc3 g6 8.Nf3+/- Bg7 9.Bd3 0-0 10.0-0 Ne8 11.Qc2 Bc3 12.Nc3+- Nh4 13.Be4 Nf3 14.Bf3 Nf6 15.d4 Nh5 16.Bh5 gh5 17.Nd5 Kh8 18.Qc3 Rg8 19.e4 Qg5 20.Qf3 h4 21.Nc7 h3? 22.Na8 (22.Na8 Bg4 23.Qe3 (23.Qf7?? Bh5 24.g3 Bf7–+) 23...hg2 24.Rfe1+- ) 1–0. Wall,Bill – Phila, internet, 2005.

6.c4 Qe7 7.Bc7+/- d6 8.Ba5 b6 9.Bc3 Ne4 10.Nf3 Qc7 11.d4 d5 12.Qc2 Nc3 13.Qc3 a5 14.ba6 Ra6 15.cd5 Qc3 16.Nc3 Ra3 17.Nb5 Bb4 18.Kd1 Ra5 19.e4 Rb5 20.Bb5 Ke7 21.ef5 Bf5 22.Rc1 Kd6 23.Ke2 Re8 24.Be8 Kd5 25.Rc6 b5 26.Rhc1 Be4 27.Bf7# 1–0. Borrmann,Fritz – Ziaja,Viktoria, Leutersdorf Sparkasse op, 2006.

6.c4 Be7 7.Nf3 0-0 8.Be2 d5 9.0-0 Re8 (9...dc4 10.Bc4 Nd6 11.Be2+/-) 10.Qb3 (10.cd5 Ng4 11.Bf4 Nf6+-) 10...Bd6 11.Bd6 Qd6 12.cd5 Nd5 13.Bc4 Be6? (13...c6 14.d4+/-) 14.Nc3?? (better 14.e4 Nfe7 15.ed5 Nd5 16.Nc3+-) 14...Nb6 (14...Nc3 15.Qc3 Bc4 16.Qc4+/-) 15.Be6 Re6 16.a4 (16.Qc2 Nh6+-) 16...Rh6 (16...Qd3 17.Ne1 Qc4 18.Qc2+/-) 17.h3 (17.a5 Nh4 18.Ng5 Qe7+-) 17...Nh4+/- 18.Nh4 Rh4 19.Ne2 (19.d4+/-) 19...Qg6? (19...Qd2!? 20.Nc3 Qd6+=) 20.Ng3 (20.a5 Nc8 21.Rac1 Qd6+-) 20...Nd7? (20...Rd8 21.d4+/-) 21.Qb1 (better 21.Qd5 Nb6 22.Qb7+-) 21...Qg5 22.d4 g6 (22...Rh6 23.Rc1 Qd8 24.Qe4+-) 23.Qd1 (23.Rc1 Rc8+-) 23...Re8 (23...Qd5 24.e4 Qd6 25.Rc1+-) 24.Qf3 (better 24.Rc1 c5 25.bc6 bc6 26.Rc6+-) 24...Nf6? (24...Rb8+-) 25.Qb7 Ne4 (25...Nd5 26.Qa7 f5 27.a5+-) 26.Ne4 Ree4 27.Qc7 (better 27.Rfc1+-) 27...Rh3 (27...Kg7 28.Qc5 Rh5 29.Qg5 Rg5+-) 28.Qc8 Kg7 29.Qh3 Rh4 30.Qg3 Qh5 (30...Qh6 31.Qe5 Kg8 32.f3 Rh1 33.Kf2 Qh4 34.Ke2+-) 31.f3 Rh1 32.Kf2 Rh2 (32...Rf1 33.Rf1 Qd5 34.Qb8 Qa2 35.Kg3+-) 33.Qe5 (33.Rfc1 h6+-) 33...f6 (33...Qe5 34.de5 Rh5 35.f4+-) 34.Qh5 Rh5 (34...gh5?? 35.Rfc1 Kg6 36.Kg3 Rg2 37.Kg2+-) 35.Rh1 (better 35.Rfc1 Kh6+-) 35...Rd5 36.Rac1 Rd7 37.Rc6 (37.Rc8 h5+-) 37...h5 38.Rhc1 g5 (38...Kf7+-) 39.Rc7 Rc7 40.Rc7 Kg6 41.Ra7 g4 If Black now only could play b6... 42.b6 g3 43.Kg3 h4 (43...Kg5 44.b7 Kh6 45.b8Q h4 46.Kh4 Kg6 47.Qg3 Kf5 48.Qg4) 44.Kh2 (44.Kh3 f5 45.b7 Kh6 46.Ra6 Kg7 47.b8Q Kf7 48.Qc7 Ke8 49.Ra8) 44...Kf5 (44...Kh6 45.b7 Kg6 46.b8Q f5 47.Qg8 Kf6 48.Qg7 Ke6 49.Qe5) 45.Kh3 (45.b7 Kg5 46.b8Q Kh5 47.Qg8 h3 48.Rh7) 45...Ke6 46.Ra8 (46.b7 Kd5 47.b8Q Kc4 48.Rc7 Kd3 49.Qb3 Ke2 50.Rc2 Ke1 51.Qb1) 46...f5 47.b7 f4 (47...Kd6 48.b8Q Kd5 49.Qb5 Ke6 50.Ra6 Ke7 51.Qb7 Kd8 52.Ra8) 48.b8Q fe3 (48...Kd5 49.Qc7 fe3 50.Re8 Kd4 51.Rd8) 49.Qe5 (49.Ra6 Kd5 50.Qb4 e2 51.Qc5) 49...Kd7 (49...Kf7 50.Ra7 Kg6 51.Qd6 Kf5 52.Ra5) 50.Ra6 (50.Ra7 Kc6 51.Qe6) 50...Kc8 51.Qb5 (51.Ra7 e2 52.Qc7) 51...Kc7 (51...e2 52.Ra8 Kc7 53.Ra7 Kd6 54.Qd7) 52.Ra7 Kc8 (52...Kd6 53.Qd7) 53.Qb7 (53.Qe8) 53...Kd8 54.Qd7 1-0. ClayPigeons (2150) - kamaka11 (2155), Rated Bullet game, lichess.org, 2021.

6.c4 g6 7.g4+/- Ng7 (7...d6 8.Bb2 Ng7 9.g5+/-) 8.Qf3 (8.g5 Nfh5+/-) 8...Ng4 (8...Be7 9.g5 Nfh5 10.h4+/-) 9.Bb2 (9.Qg4 d6 10.Qg3 de5 11.Qe5 Be7 12.Nc3+= (worse is 12.Qg7 Bf6 13.Qh6 Ba1–/+)) 9...d6+= 10.Bh3 (10.Qe4!? Ne5 11.d4+=) 10...Ne5= 11.Be5 de5 12.Bc8 (12.Qe4 Bh3 13.Nh3 Bd6=) 12...Qc8 (worse is 12...Rc8 13.Qb7 Ne6 14.Nc3+/- (14.Qa7? Nc5 15.Qa5 Bg7–+)) 13.Nc3 c6 (13...Ne6 14.Nh3=) 14.Nge2 f5 15.e4 (15.d4!? e4 16.Qg3=) 15...Bd6+= 16.Qd3 (16.d4 ed4 17.Nd4 0-0–/+) 16...Qe6–/+ 17.ef5 Nf5 18.Qe4 (18.Ne4 Be7–/+) 18...0-0 19.0-0 Qf6 (19...Bc5 20.bc6 bc6 21.Rae1–/+) 20.c5 (20.bc6 bc6 21.Qc6+=) 20...Nh4?? (better is 20...Be7 21.Qc4 Qf7 22.Qf7 Kf7 23.bc6 bc6+=) 21.cd6+/- Nf3 22.Kh1 (22.Kg2!? Qd6 23.Rad1 Rac8+/-) 22...Qe6 23.Kg2 Nd2 24.Qh4 Nf1= 25.Rf1 Qd6 26.Rd1 Qe6 27.Ne4 Qa2?? 28.Rd7+- Rf7 29.N2c3 Qe6= 30.Rd6 Qf5 31.Nf6 Rf6? 32.Rf6+- Qd7? 33.Qc4 Kh8 34.Rf7 Qd4?? 35.Qe6 cb5 36.Qf6 1–0. Woloszyn,Piotr (1845) – Kolinski,Kamil, ch–City Poland, 2007.

6.Bd3 d5 7.Nf3 Bd6 8.Bb2 0-0 9.0-0 c6 10.Qc1 cb5+= 11.Bb5 Ng4 12.h3+/- Nf6 13.Bd3 Ne4 14.Nc3 Nc3 15.Bc3 h6 16.Qb2+- Qb6 17.Qb6 ab6 18.Nd4 Nd4 19.Bd4 Bc5 20.Bc3 Be6 21.Rfb1 Rfd8 22.Be2 d4+/- 23.ed4 Bd4 24.Bd4 Rd4 25.Rb6 Rd2+= 26.Bd3 Ra2 27.Ra2 Rd1 28.Kh2 Ba2 29.Rb7 g6 30.Rb8 Kg7 31.Rb2 Be6 32.Kg3 Ra1 33.Rb4 Ra3 34.f3 Rc3 35.Kf2 h5 36.g4 h4 37.g5 Bh3 38.Rh4 Bf5 39.Ke2 Be6 40.Kd2 Rc5 41.f4 Ra5 42.Rh1 Rd5 43.Ke3 Ra5 44.Rb1 Ra7 45.Rb4 ½–½. mic (2170) – sanbarrett (2370), net–chess.com, 2009.

6.e4 Ne4 7.Qg4 d5–/+ 8.Bd3?? Nfg3–+ 9.hg3 Bg4 10.f3 Nc5 11.fg4 Nd3 12.cd3 Qe7 13.Nf3 f6 14.d4 fe5 15.Ne5 Qe6 16.0-0 0-0-0 17.Nf7 Qg4 18.Nh8 Qd4 19.Kh1 Qa1 20.d3 Qe5 21.d4 Qg3 22.Nf7 Qh4 23.Kg1 Qd4 24.Kh1 Qh4 25.Kg1 Bc5 (25...Bc5 26.Rf2 Qf2 27.Kh2 Qh4) 0–1. rabelloenter (2035) – sanbarrett (2320), net–chess.com, 2006.

6.Nf3 Bb4 7.a3 Ba5 8.Be2 d6 9.Bb2 0-0 10.0-0 Bd7 11.a4 Re8 12.c4 c6 13.d3 cb5 14.e4 Nh6 15.ab5 Bb6 16.h3 Rc8 17.Bc1 Kh8 18.Bh6 gh6 19.Qd2 Rg8 20.Qh6 Rg6 21.Qh4 Qe7 22.Kh1 Bd8? 23.Ra7 Rc7 24.b6 Rc8 25.Rb7 Qe6 26.Qf4 Nh5 27.Qe3 Rg2 28.Kg2 Qh3 29.Kg1 Bh4 30.Ng5 Rg8 31.Rb8 Be8 32.Qh3 Rg5 33.Kh1 (33.Kh1 Nf6 34.Qh4 h6 35.Qh6 Kg8 36.Qg5 Kh7 37.Rg1 Ng4 38.Rg4 Bd7 39.Rh4) 1–0. Bonetti,Shane – jurisdoctor (1605), ICC, 2002.

6.Nf3 Bc5 7.c4 d6 8.Bb2 0-0 9.Be2 a6 10.a4 ab5 11.ab5 Ra1 12.Ba1 Be6 13.0-0 d5 14.d4 Ba7 15.c5 Ne7 16.Nc3 Nc8 17.Bb2 Bb8 18.Qa1 c6 19.Qa8 Qc7 20.b6 Nb6 21.cb6 Qb6 22.Qa3 Qd8 23.Na4 Ne4 24.Nc5 Bd6 25.Qb3 Qf6 26.Ne4 de4 27.d5 Bd5 28.Bf6 Bb3 29.Nd4 Bd5 30.Bh4 f6 31.Nf5 Be5 32.Bg3 Bg3 33.hg3 c5 34.Ne7 Kf7 35.Nd5 Rb8 36.Bc4 b5 37.Rb1 bc4 38.Rb8 c3 39.Nc3 Kg6 40.Rd8 c4 41.Rd4 h5 42.Rc4 Time forfeit 1-0. ZibbitVideos (2310) - Sorin_Ionut (1830), Rated Bullet tournament PBzIa6tg, lichess.org, 2015.

6.Nf3 Bc5 7.c4 d6+= 8.Bb2 0-0 9.Be2 Re8 10.0-0 Ne7 11.d4 Bb6+/- 12.h3 Ng6 13.Nbd2 a6 14.a4 Bf5 15.Qb3 Ba5 16.Bc3 Bc3 17.Qc3 Nf4 18.ef4 Re2 19.Rfe1 Re1 20.Re1 ab5 21.ab5 h6 22.Ra1 b6 23.Ra8+/- Qa8 24.g4 Be4 25.Qe3 ½–½. Scheele,Marcus – Barth,Henry, Bochum–ch, 1990.

6.Nf3 Bc5 7.d4 Bb6 8.d5 d6 9.Bb2 0-0 10.Bd3 Nh6 11.h3 Bf5 12.0-0 Ne4 13.Nbd2 Nd2 14.Qd2+- Re8 15.Rfe1 Qd7 16.e4+- Bh3 17.Qg5 Qg4 18.Qg4 Bg4+= 19.Nh4 Bd7 20.c4 Ng4 21.Nf5?? Bf5 22.ef5 Re1 23.Re1 Bf2 (23...Bf2 24.Kf1 Be1 25.Ke1 a6–+) 0–1. gtate (2010) – sanbarrett (2225), net–chess.com, 2005.

6.Nf3 d5 7.Nc3 Bb4 8.Bd3 0-0 9.Bf5 Bf5 10.Bf6 Qf6 11.Nd5+- Qd6 12.Nb4 Qb4 13.Nd4 Be4 14.0-0 Rad8 15.Rb1 Qa3 16.d3 Bg6 17.f4 a6? 18.f5 Rd4 19.ed4 Qa2 20.fg6 hg6 21.c4 ab5 22.Rb5 b6 23.Rd5 c6 24.Rd7 c5 25.dc5 bc5 26.Qe1 Qb2 27.Qe7 Qc3 28.Rb1 Qd2 29.Qf8! Kf8 30.Rb8# 1–0. pierre – bnsreenath, internet, 2008.

6.Nf3 d5 7.Nc3 Be7 +/-.

6.Nf3 d5 7.c4 c6 8.a4 (8.bc6 bc6 9.cd5 Nd5+- ) 8...Be6 9.cd5 Bd5 10.Nc3 Bd6 11.Bf6 (better is 11.Nd5 cd5 12.d4+/-) 11...Qf6+- 12.e4 (12.Nd5?! cd5 13.Rc1 0-0+/-) 12...Qe6?? (12...Qe7 13.Qe2 Be6 14.ef5 Bf5+- ) 13.Qe2+- (13...0-0 14.ed5 cd5 15.Qe6 fe6 16.Rc1+- ; 13.Nd5?! cd5 14.Ng5 Qe7=) 1–0. Riveline,Maurice – Gouzevitch,Maxime, FRA–ch op–B Paris, 1994.

6.Nf3 d5 7.c4 Be6 8.Ng5 +=.

6.Nf3 Bd6 7.d4 c5? 8.Bd3+- Be5 9.de5 (9.de5 d5 10.ef6 Qf6 11.Nbd2+- ; 9.Ne5?! d6 10.Nf3 Qc7+/-; 9.Bf5?! Bb8+/-) 1–0. Wall,Bill – Astalavista, internet, 2002.

6.Nf3 Be7 7.d3 0-0 8.Be2 d6 9.Bb2 c5 10.0-0 b6 11.e4 Nd4 12.Nd4 cd4 13.Bd4 Bb7 14.c4 Rc8 15.a4 a5? (15...d5 16.cd5 Nd5 17.Bg4+- (17.ed5?! Qd5 18.Bf3 Qd4 19.Bb7 Qa1+/-)) 16.Qc1 Qd7 17.Bb6 d5 18.ed5 Nd5 19.Ba5 (19.cd5?! Rc1 20.Rc1 Qd5+/-) 19...Qe6 (19...Qd6 20.Bg4 Ra8 21.Qd2+- ) 20.Re1 (< 20.cd5 Qe2 21.Qe3 Qg4+- ) 20...Qg6 21.Bf3 Ba8 22.Nc3 (< 22.Bd5 Bd5 23.g3 Rfe8+- ) 22...Nc3 23.Ba8 (23.Re7?! Bf3 24.Qf1 Bg2 25.Qg2 Qd3+- ; 23.Bc3?! Bf3 24.g3 Bg5=; 23.Qc3?! Bf3 24.g3 Bf6+/-) 23...Ra8 24.Bc3 (< 24.Qc3 Bf6 25.d4 Bd4 26.Qd4 Ra5+- ) 24...Bc5 25.d4 Bd6 26.c5 Bb8 27.b6 Qh5 28.g3 Qg4 29.a5 Bg3 (29...Ra6+- ) 30.fg3 Rfe8 (30...Qc8 31.Qe3+- ) 31.b7 Rab8 32.Re8 Re8 33.Rb1 Rb8 34.a6 Qd7 35.a7 Qd8 36.Qf4 Rb7 37.Rb7 h5 (37...Qe8 38.a8Q! h6 39.Qf7 Kh7 40.Qg7) 38.Qf7 1–0. Bonetti,Shane – JetBlue, ICC, 2002.

6.Nf3 d6

7.Bb2 (--> 5.Be5 d6 6.Bb2 Nf6 7.Nf3).

7.Bf6 Qf6 8.Nc3 Be6 9.Bd3 d5 10.0-0 0-0-0 11.e4 Ne7 12.e5 Qh6 13.a4 Bg4 14.a5 d4 (14...d4 15.Na4 Qh5+/-).

7.Bf6 Qf6 8.Nc3 Be6 9.Bd3 d5 10.0-0 0-0-0 11.e4 Nh4 12.Nh4 Qh4 13.ed5 Bd5 14.Nd5 Rd5 (14...Rd5 15.Qf3 Bd6 16.Bf5 Kb8+/-).

7.Bf6 Qf6 8.Nc3 Be6 9.Bd3 d5 10.Bf5 Qf5+= 11.Nd4 Qg6 12.Qf3 0-0-0 13.Qg3 Qf6 14.0-0 Bc5 (14...Bc5 15.Ne6 fe6+=).

4.e3 Qh4

5.ed4 ed4 6.Nf3 Qe4 7.Qe2 Qe2 8.Be2 c5 9.bc6 dc6 10.Bd4 Bf5 11.d3 Rd8 (11...Nf6 12.Nbd2+-) 12.0-0 Bb4 (12...Nf6+-) 13.Bg7 Be6 (13...f6 14.Bh8 Kf7 15.c3+-) 14.Bh8 Nh6 15.c3 (15.Nc3 Kd7 16.Rfb1 Rh8 17.Rb4 Kc8+-) 15...Bc5 16.d4 Bb6 17.Nbd2 Nf5 18.Bf6 Rd5 19.Bc4 Rd6 20.Be5 (20.Rfe1 Kf8 21.Ne4 Bc4 22.Nd6 Nd6 23.Be7 Kg8 24.Bd6 Be6+-) 20...Bc4 21.Nc4 Re6 22.g4 (22.Rfe1 Bd8+-) 22...Nh6 23.h3 f6 24.Bf4 Nf7 25.Rfe1 h5 26.Re6 Kd7 27.Rf6 hg4 28.Rf7 Ke6 (28...Kc8 29.Nb6 ab6 30.Re1 Kd8 31.Bg5 Kc8 32.Re8) 29.Nfe5 (29.Ng5 Kd5 30.Ne3) 29...gh3 30.Nb6 ab6 31.Rb7 Kd5 32.Rb6 Ke4 (32...Kd6 33.Rc6 Kd5 34.Be3 Ke4 35.Rf6 h2 36.Kh2 Kd5 37.c4 Ke4 38.Rf4) 33.Rc6 Kf4 (33...Kf5 34.Be3 Ke4 35.Rf6 h2 36.Kh2 Kd5 37.c4 Ke4 38.Rf4) 34.Re1 Kg5 (34...h2 35.Kh2 Kg5 36.Kg3 Kf5 37.Nc4 Kg5 38.Re5) 35.Kh2 Kh4 (35...Kf5 36.Kh3 Kg5 37.Nd3 Kf5 38.Re5) 36.Rg1 Kh5 37.Rg8 Kh4 38.Rh6 1-0. zembelek1 (2135) – fripon, Rated Classical tournament, lichess.org, 2016.

5.ed4 ed4 6.Nf3 Qe4 7.Qe2 Qe2 8.Be2 c5 9.bc6! dc6 10.Nd4 Bf5 11.Nf5 0-0-0 12.Ng7 1–0. woschkat (1990) – magilad (2000), net–chess.com, 2001.

4.e4 Nf6

5.c3 Ne6 6.d3 d5 7.ed5 Nd5 8.c4 Bb4–/+ 9.Nd2 Ndf4 10.Be5 Nd3 11.Bd3 Qd3 12.Ngf3 Qc4 13.a3 Ba5 14.Rb1?? Qe4–+ 15.Kf1 Bd2 16.Rb2 Ba5 17.Kg1 0-0 18.g3 Rd8 19.Qc2 Qf3 20.Rb1 b6 21.Qc6–+ Bb7 22.Qf3 Bf3 (22...Bf3 23.h4 Rd5–+) 0–1. Padurariu,Cristina – Gosciniak,Maria, EU–ch U10 Girls, 2000.

5.Nf3 Bc5 6.Bd4 ed4 7.e5 =+.

3.b5+/- Nce7

4.e3 d6 (--> 1.b4 e5 2.Bb2 d6 3.e3 Nc6 4.b5 Nce7).

4.e3 Ng6 5.Nf3 Nf6 6.Ne5 d6 7.Ng6 hg6 8.Be2 Bf5 9.0-0 d5 10.Bf3 Bd6 11.d4?? (better 11.g3+=) 11...Bh2 12.Kh1 Qd6 (12...Ne4 13.Bh5 Qh4 14.Bg4 Bg4 15.Qg4 Qg4 16.Bc3 Bd6 17.Kg1 Qh4 18.Nd2 Qh2) 13.g3 (13.Re1 Ne4 14.Be4 Be4 15.Nd2 Bg1 16.Kg1 Qh2 17.Kf1 Qg2 18.Ke2 Qg4 19.Nf3 Bf3 20.Kd2 Bd1 21.Red1-+) 13...Bg3 14.Kg2 Rh2 15.Kg1 Bh3 16.Nd2 (16.Qe1 Bf2 17.Qf2 Rf2 18.Kf2 Qh2 19.Ke1 Qg3 20.Rf2 Qg1 21.Ke2 Ng4 22.Bg4 Bg4 23.Rf3 Qg2 24.Kd3 Qf3-+) 16...Bf1 (16...Bf2 17.Rf2 Qg3 18.Rg2 Bg2 19.Bg2 Qg2) 17.Qf1-+ Bf2 18.Qf2 Rf2 19.Kf2 0-0-0 20.Rg1 Ne4! 21.Ne4 (21.Ne4 de4 Combination; 21.Be4 Qb4 Decoy) 21...de4 22.Be4 Qb4 23.Bc1 Qb5 24.Bd3 Qh5 25.Bd2 Qh4 26.Kf1 (26.Kf3 Rh8-+) 26...Re8 (26...Rd6 27.Kg2 Rf6 28.Rf1 Qg4 29.Kh2 Rf1 30.Bf1-+) 27.Be1 (27.Rg2-+) 27...Qh3 28.Ke2 (28.Rg2 Qe3 29.Bd2 Qd4 30.a3-+) 28...Qe3 29.Kd1 Qg1 30.Be2 (30.Bf1 Qf1 31.Kd2 Qe1 32.Kd3 Re3 33.Kc4 c6 34.Kc5 Kd7 35.d5 Qc3) 30...Qe3 31.Bd2 (31.Bg3 Qe2 32.Kc1 Qe3 33.Kb1 Qg1 34.Kb2 Qd4 35.c3 Re2 36.Kb3 Qd5 37.c4 Qd3 38.Kb4 Rb2 39.Kc5 Qe3 40.Kd5 Rd2) 31...Qe2 32.Kc1 Qd2! 33.Kb2 (33.Kd2 f5 Passed pawn) 33...g5 (33...Qb4 34.Kc1 Re1) 34.Kb3 (34.a3 Re3 35.d5 Qc3 36.Kb1 Re1 37.Ka2 Qc2) 34...g4 (34...Re3 35.Kc4 c6 36.Kc5 Kd7 37.d5 Qc3) 35.a4 (35.a3 Re3 36.Kc4 c6 37.Kc5 Kd7 38.c3 Qc3) 35...Re2 (35...Re3 36.c3 Qc3 37.Ka2 Re2 38.Kb1 Qb2) 36.a5 (36.c3 Re3 37.d5 a5 38.Kc4 Rc3 39.Kb5 Qd5) 36...Qc2 37.Kb4 Qb2 (37...a6 38.d5 Re3 39.d6 c5) 38.Ka4 (38.Kc4 Rd2 39.d5 Rd4 40.Kc5 Qb4) 38...Rg2 (38...Re3 39.a6 Ra3) 39.a6 b5 40.Ka5 Qa3 (40...Qb3 41.d5 Ra2) 41.Kb5 Rb2 (41...Rc2 42.d5 Rc5) 42.Kc6 (42.Kc4 Qb3 43.Kc5 Rc2) 42…Qb3 (42...Qb3 43.Kc5 Rc2; 42...Qd6) 0-1. PanzerJager (1835) - whatupyodog (2150), Rated Bullet tournament B9acXB3A, lichess.org, 2015.

4.Be5 b6 5.e3 Bb7 6.Nf3 Ng6 7.Bd4 Bd6?? 8.Bg7+- Nh6 9.Bh6 Qf6 10.d4 c5 11.Bc4 0-0-0 12.Bg5 Qf5 13.Bd8 Kd8 14.Nbd2 h5 15.0-0 Ne7 16.e4 Qg6 17.e5 Bc7 18.dc5 Rg8 19.g3 Nf5 20.Nb3 Be5 21.Ne5 (21.Ne5 Nd4 22.Ng6 Nf3 23.Kh1 Rg6 24.c6 Bc6 25.bc6+- ) 1–0. b4_player – opponent, gamecolony.com, 2007.

4.Be5 c6 5.e4 Qb6 (5...d6 6.Bb2+/-) 6.bc6 Qc6 (6...Nc6 7.Bc3+/-) 7.Nc3 Ng6 8.Nf3 Bb4? (better is 8...Ne5 9.Ne5 Qf6+/-) 9.Bg7+- Bc3 10.dc3 Qe4 (10...Nf6 11.Qd4 Qe4 12.Be2 Qd4 13.cd4+- ) 11.Be2 d5 12.0-0 Be6 (12...Bg4+- ) 13.Bd3 Qg4 14.Bg6 Qg6 15.Bh8 0-0-0 16.Be5 (16.Qd4 b6+- ) 16...Ne7 17.Nd4 Bh3 (17...Rg8 18.Bg3+- ) 18.Qf3 (18...Bg4 19.Qd3+- ) 1–0. Caissa – rene822, Live Game Caissa's Web, 2004.

4.Be5 Nd5 5.c3 d6 6.Bg3 Ngf6 7.Nf3 Bg4 8.e3 Qd7 9.Be2 0-0-0 10.c4 Nb4?? (better 10...Nb6+/-) 11.a3+- Nd3 (11...Bf3 12.gf3 (12.Bf3?! Nd3 13.Kf1 d5+=; 12.ab4?! Bg2 13.Rg1 Be4+-) 12...Nc6 13.bc6 Qc6 14.Nc3+-) 12.Bd3 Bf3 (12...Be7 13.Qa4 Kb8 14.Nd4+-) 13.Qf3 (worse 13.gf3 h5+-) 13...d5 (13...Qe8 14.0-0+-) 14.0-0 (better 14.Bf5 dc4 15.0-0 Kb8 16.Bd7 Rd7+-) 14...g6 (14...Ne4 15.Be4 de4 16.Qe4+-) 15.Nc3 (better 15.Qf6 Bd6+-) 15...Nh5 (15...Bg7 16.cd5 Kb8 17.Rac1+-) 16.Nd5 (16.Bh4!? Be7 17.Be7 Qe7 18.Nd5 Qe6+-) 16...Ng3 17.fg3 Bc5 (17...f5 18.Be2+-) 18.Qf7 (better 18.Qf6 Rhf8+-) 18...Qf7 (18...c6 19.Nb4 cb5 20.cb5 Bb4 21.ab4 Qf7 22.Rf7 Rd3 23.Ra7+-) 19.Rf7 c6 (19...Rd7 20.Rd7 Kd7 21.Be4+-) 20.bc6 bc6 21.Nf4 (better 21.Rc7!? Kb8 22.Rb1 Bb6 23.Rc6 Kb7 24.Rc7 Kb8+-) 21...Bd6 (21...Rhf8 22.Rf8 Bf8 23.Ra2+-) 22.Be4 (22.c5!? Bc5 23.Ba6 Kb8 24.Rb1 Bb6+-) 22...Bf4 (22...Rd7 23.Rf6 Rf8 24.Rf8 Bf8 25.Ra2+-) 23.ef4 Rd2 (23...Rd7 24.Rf6 Rd2 25.Rc6 Kd8 26.Bd5+-) 24.Bc6 Rhd8 25.Bd5 Re8 (25...Re2 26.Kf1 Rb2 27.Ra7+-) 26.Ra7 Rde2 (26...h5 27.Ra8 Kd7 28.Bc6 Kc6 29.Re8+-) 27.Ra8 (27.Rh7!? Rb2+-) 27...Kd7 (27...Kc7 28.Re8 Re8 29.Rb1+-) 28.Re8 Ke8 (28...Re8 29.a4 Kc7 30.a5+-) 29.a4 1-0. Banat (2135) – Vasilisch, Rated Classical game, lichess.org, 2016.

4.Be5 Nf6 5.Bf6 gf6 6.e3 d6 7.Nc3 (7.d4 Rg8+- ) 7...Be6 (7...d5 8.Nf3+- ) 8.Bd3 (8.Qf3 d5+- ) 8...Bg7 9.Qf3 (9.Nf3 f5+- ) 9...c6 (9...d5 10.Nge2+- ) 10.Nge2 cb5? (better 10...Qd7+- ) 11.Bb5+- Nc6 12.Bc6 bc6 13.Qc6 Bd7 (13...Kf8 14.Nd4+- ) 14.Qd6 Be6 (14...Rb8 15.Nd4+- ) 15.Qc6 Bd7 16.Qe4 Be6 (16...Kf8 17.Rb1+- ) 17.Nd4 0-0 (17...f5 18.Nf5 Rg8 19.Ng7 Rg7 20.f4+- ) 18.Ne6 fe6 19.Qe6 Kh8 20.Rb1 (20.Qf5 Rb8+- ) 20...Re8 (20...f5 21.Rb7+- ) 21.Qf7 (21.Qd5 Qc8+- ) 21...Re7 22.Qb3 f5 (22...Rd7 23.d4+- ) 23.Nd5 Rd7 (23...Re4 24.0-0+- ) 24.c4 Rd6 (24...Qa5 25.a4+- ) 25.0-0 Be5 (25...Qg5 26.Qb7 Qd8 27.Rfc1+- ) 26.d4 Bf6 (26...Bg7 27.Qa4+- ) 27.Nf4 (27.Rfc1 Rc8+- ) 27...Qg8 (27...Rb6 28.Qd3 Qd7 29.c5 Rb1 30.Rb1+- ) 28.Qd3 (28.c5 Ra6+- ) 28...Rad8 (28...Rc8 29.Rfc1 Ra6 30.a3+- ) 29.c5 Ra6 (29...Rc6+- ) 30.Qa6 Qf7 31.Rb7 Rd7 32.Rd7 Qd7 33.Qf6 Qg7 34.Qg7 (34.Qf5 Kg8 35.Rb1 Qe7 36.Ne6 Qe8 37.Qf6 Qe6 38.Rb8 Qe8 39.Re8) 34...Kg7 35.c6 (35.c6 Kf7 36.c7 Ke8 37.c8Q Kf7 38.Qf5 Ke8 39.Rc1 h6 40.Rc8 Ke7 41.Qe6) 1–0. michaelbuss (2790) – Catman Bazz, ChessWorld.net, 2012.

4.Be5 a6

5.a4 d5 6.e3 Ng6 7.Bd4 Nf6 8.Nf3 ab5 9.ab5 Ra1 10.Ba1 Be7 11.c4 0-0 12.cd5 Nd5 13.Be2 Bg4 14.Nc3 Qd7 15.Nd5 Qd5 16.Qa4 Be6 17.0-0 Bd6 18.Rc1 Rd8 19.g3 (19.Qd4 Qd4 20.Nd4 Bc8+/-) 19...Bh3 20.e4 Qh5 21.e5 (21.Qd4 f6 22.Bc4 Kf8 23.Qd5 Qd5 24.Bd5+/- (24.ed5?! Ke7+=)) 21...Be7? (21...Be5 22.Rc5 Bg4+/-) 22.Qe4+- c6 23.bc6 bc6 24.Rc6 Be6 25.Bc4 Qf5? (better is 25...Bg4!? 26.Kg2 Bh3 27.Kh1 Rb8+/-) 26.Qf5+- Bf5 27.Rc7 Bg4 28.Kg2 Bf3 29.Kf3 Rd2 30.h4 h5 31.Ke3 Rd8 32.f4 Kf8 33.f5 White plans e6 33...Nh8 34.e6 fe6 35.fe6 (35.Be6?! Re8+- ) 35...Ng6 36.Bd3 Ne5 (36...Nh8+- ) 37.Be5 1–0. forsetinn (2150) – l_evated (1920), gameknot.com, 2014.

5.e3 ab5 6.Bb2 c6 7.d4 (7.Nf3 d6+=) 7...d5= 8.Nd2 g6 (8...Nf6 9.Ngf3=) 9.Ngf3 Bg7 10.Bd3 Nf6 11.0-0 0-0 12.Re1 Bf5 13.Ne5 Nc8 (13...Re8!?=) 14.Bf5+= gf5 15.Qf3 Qa5 (15...Ne4 16.Red1+=) 16.Nb3+- Qb4 17.Qf5 Nb6 (17...Ra2 18.Nd3 Ra1 19.Ra1+- (19.Nb4?? Re1)) 18.a3 (18.a3 Qd6 19.Nc5+- ) 1–0. Trigance,Emile – Cross,Ryan, FICGS, 2012.

4.Be5 d5

5.Nf3 Ng6 6.Bd4 Bg4 7.e3 Nh4 8.h3 Bf3 9.gf3 Qd7 10.Rg1 Nf5 11.Bb2 0-0-0 12.a4 Qe6 13.a5 Nge7 14.Bd3 f6 +/-.

5.e3 Ng6

6.Bb2 Bc5?? 7.Bg7+- Nf6 8.Bh8 Nh8 9.Nf3 Bd7 10.c4 b6 11.cd5 Nd5 12.Bc4 Nf6 13.Ne5 Be6 14.Be6 fe6 15.Qf3 Rb8 16.Nc6 Qd6 17.Qf6 Ng6 18.Nb8 Qe5 19.Qe5 (19.Qe5 Ne5 20.f4+- ) 1–0. pierred (2750) – wwidener (1830), net–chess.com, 2009.

6.Bd4 N8e7 7.Nf3 Nf5 8.Bb2 Bd6 9.c4 dc4 10.Bc4 Ngh4 11.g3 Nf3 12.Qf3 0-0 13.0-0 Be7 14.d4 Nd6 +/-.

6.Bd4 Nf6 7.Nc3 Bb4 8.Bf6 Qf6 9.Nd5+- Qd6 10.Nb4 Qb4 11.a3 Qa5 12.e4 0-0+/- 13.Nf3 Bg4 14.h3+/- Bf3 15.Qf3 Rad8 16.c3 Rd7 17.Bc4 Ne5 18.Qf5 Nd3 19.Kf1 Nb2? 20.Qd7+- Nc4 21.a4 Qb6 22.Qd5 Nd6 23.c4 Re8 24.a5 c6 25.Qd6 Qd8 26.Qd8 Rd8 27.a6 b6 28.bc6 Rc8 29.Ke2 Rc6 30.Ra4 f6 31.d4 Kf7 32.Ke3 Ke7 33.f4 g6 34.e5 f5 35.g4 Rc8 36.d5 Rc5 37.gf5 gf5 38.Rg1 Kf7 39.Rg5 b5 40.Kd4 ba4 41.Kc5 a3 42.Rf5 Kg6 43.Rg5 Kh6 44.d6 a2 45.Rg1 Kh5 46.f5 Kh4 47.d7 a1Q 48.Ra1 h5 49.d8Q Kh3 50.Qg5 Kh2 51.Qh5 Kg2 52.Ra3 Kf2 53.Qh2 Ke1 54.Ra1# 1–0. wesolyPolak – KNIGHT_MOVER, GameColony.com, 2002.

6.Bd4 Nf6 7.Nf3 Bg4 8.h3 Be6 9.Bd3 +/-.

6.Bd4 Nf6 7.Nf3 Bg4 8.h3 Bf3 9.Qf3 Be7 10.c4 0-0 11.Nc3 c5 12.Bf6 Bf6 13.Qd5 Bc3 14.Qd8+- Rad8 15.dc3 Ne5 16.Rd1 Rd1 17.Kd1 Rd8 18.Kc2 a6 19.f4 Ng6 20.g4 Nh4 21.e4 Nf3 22.Bd3 Nh4 23.e5 Ng6 24.Rf1 ab5 25.cb5 b6 26.Bg6 hg6 27.a4 f6 28.a5 ba5 29.b6 Rb8 30.Rb1 Kf7 31.b7 Ke6 32.Kd3 fe5 33.Rb6 Kd5 34.c4 1–0. kamera – MR_SCHMIDT (1715), GameColony.com, 2002.

4.Be5 d6

5.Bb2 a6 6.a4 ab5 7.ab5 Ra1 8.Ba1 Bd7 9.e3 Ng6 10.Nf3 Be7?? 11.Bg7+- Bf6 12.Bh8 Bh8 13.d4 (13.d4 Kf8 14.Bd3+- ) 1–0. kamret (2180) – "G_Kasparov", GameColony.com, 2005.

5.Bb2 b6 6.e3 Ng6 7.Be2 Nf6 8.d3 Be7 9.Nd2 a6+= 10.a4 a5? 11.Bf3+- Rb8 12.c4 Bd7 13.d4 Nh4 14.Be2 Ng2+= 15.Kf1 Bh3?? 16.Nh3+- Nh4 17.Rg1 0-0 18.Nf4 Qd7 19.Nf3 Ng6 20.Ng6 fg6 21.Ng5 Rbe8 22.Bg4 Ng4 23.Qg4 Qf5 24.Qf5 Rf5 25.Ne6 Kf7?? 26.d5 Bf6 27.Bf6 gf6 28.Ke2 Rh8 29.Nc7 Rh5 30.Rg2 Rh3 31.Rd1 Rh4 32.Ne6 Rc4 33.Rd4 Rcc8 34.Rg1 h5 35.h4 Rc2 36.Kf3 Ra2 37.Rc1 f5 38.Rc7 Kf6 39.Ng5 Ke5 40.Nf7 (40.Nf7 Kf6 41.Nh8 Rf2 42.Kf2 Ke5 43.Re7 Kf6 44.Rf7 Ke5 45.Ng6#) 1–0. Demi (1780) – geewiz, Live Game Caissa's Web, 2006.

5.Bb2 c5 6.Nf3 Nf6 7.e3 a6 8.Bf6+- gf6 9.ba6 Ng6? 10.Bb5 Bd7 11.ab7 Rb8 12.c4 Rb7 13.a4 Bb5 14.ab5 Qe7 15.Ra8 (15.Ra8 Kd7 16.d4+- ) 1–0. pcmvr (2110) – scmorgan, net–chess.com, 2006.

5.Bb2 c6 6.a4 (6.e3 a6 7.bc6 bc6+/-) 6...Qb6 (6...Nd5 7.Nf3+/-) 7.e3 Bd7 (7...d5 8.a5 Qd8 9.Nf3+/-) 8.c4 (8.Nf3 Rc8+/-) 8...d5 (8...Qa5 9.Nf3+/-) 9.Bd4 (9.Nf3 Rc8+/-) 9...c5 10.Bb2 dc4 (10...Be6 11.a5 Qd6 12.a6+/-) 11.Bc4 Ng6 (11...Nf6 12.a5 Qd6 13.Qf3+/-) 12.Nf3 (12.a5 Qc7+- ) 12...f6 (12...Rd8 13.a5 Qd6 14.a6+- ) 13.Qb3 Nh6 14.0-0 (14.a5 Qd6+- ) 14...Bd6 (14...Bg4 15.e4+- ) 15.Nc3 (15.d4 Rc8+- ) 15...Bg4 16.Be2 (16.a5 Qc7 17.b6 Qd8+- ) 16...Nf5 (16...Rc8 17.a5 Qd8 18.d4+- ) 17.Ng5! fg5 (17...Be2 18.Qf7 Kd8 19.Ne6 Kc8 20.Ne2+- ) 18.Bg4 Nfe7 19.Ne4 Ne5 (19...Be5 20.Rac1 Bb2 21.Qb2+- ) 20.Qe6 (20.a5 Qc7 21.Qe6+- ) 20...Nf3?? (20...Bc7+- ) 21.gf3 Rd8 (21...Bc7 22.Bg7 Qe6 23.Be6+- (23.Bh8?! Qh6 24.h3 Ng6+/-)) 22.Bg7 h5 (22...Bh2 23.Kh2 Qe6 24.Be6 Rf8+- ) 23.Nf6# 1–0. Spiegel,Matthias – Scholl,Sebastian, Ryck–Open Greifswald, 1997.

5.Bb2 c6 6.e3 cb5 7.Be2 a6 8.Nf3 Nc6 9.a3 Nf6 10.Nc3 g6 11.0-0 Bg7 12.d4 0-0 13.h3 d5= 14.Re1 Ne7 15.Bd3 Bf5 16.Ne2 Nd7 17.Ng3 Bd3 18.cd3 f5 19.Rc1 f4 20.ef4+/- Rf4 21.Rc2 Rf8 22.Qe2 Nf5 23.Qe6+/- Kh8 24.Qd5 Ng3 25.fg3 Nb6 26.Qb7 Bd4?? 27.Bd4 (27.Bd4 Qd4 28.Nd4+- ) 1–0. mic (2105) – danielro (2175), net–chess.com, 2008.

5.Bb2 Nd5 6.Nf3 Ngf6 7.e3 Bg4 8.Be2 Be7 9.Nd4 Be2 10.Qe2 0-0 11.0-0 c5 12.bc6+- bc6 13.Nc6 Qc7 14.Ne7 Qe7 15.c4 Nb4 16.a3 Nc6 17.Bf6 Qf6 18.Nc3 Rab8 19.Rab1 a6 20.Nd5 Qe6 21.d3 Nd4 22.Qd2 Nf5 23.Qa5 Nh4 24.h3 Qg6 25.Ne7 Kh8 26.Ng6 fg6 27.Rb8 Rb8 28.Qa6 Rf8 29.Qd6 Kg8 30.Qe6 Kh8 31.Qe7 (31.Qe7 Kg8 32.Qh4+- ) 1–0. wesolyPolak (1810) – Epsi (1675), GameColony.com, 2002.

5.Bb2 Be6 6.e3 +/-.

5.Bb2 Bf5 6.a4 b6 7.Nc3 c5 8.bc6! Nc6 (8...d5 9.e3+/-) 9.e4 Bg6 (9...Qe7 10.Qf3 Nh6 11.Bb5+-) 10.Bb5+- Qc7 11.Nd5 Qb7 12.Qe2 Nf6? (better 12...Nge7+-) 13.Nb4 Be4 (13...Rc8 14.Bf6 gf6+-) 14.Bf6 (better 14.Bc6 Qc6 15.Nc6 Kd7 16.Bf6 Bc6 17.Qg4 Kc7+-) 14...gf6 (14...Kd7 15.Qe4 Re8 16.Qe8 Ke8 17.Bc6 Qc6 18.Nc6 gf6 19.Na7+-) 15.Qe4 Be7 16.Bc6 (16.Bc6 Kf8 17.Bb7+-) 1-0. DiegoRoNa10 (2195) - tarasss (1650), Rated Classical game, lichess.org, 2016.

5.Bb2 Bf5 6.Nc3 Nf6+= 7.d3 g6 8.e4 Be6 9.h3 Bg7+= 10.Nf3 0-0 11.Be2 d5 12.e5 Nd7+= 13.d4 c5 14.dc5 Nc5 15.0-0 Nf5 16.Bd3 Nd3 17.Qd3 Rc8 18.a4 d4 19.Ne2 Bc4 20.Qe4 d3 21.Rfd1+/- Bd5 22.Qd3 Bc4 23.Qe4 Qe8 24.Nc3 b6? 25.Ba3 Ne7 26.Qb7 Nf5 27.Bf8 Bf8 28.Qa7 Bc5 29.Qb7 Rb8 30.Qe4 Be6 31.Qc6 Qc6 32.bc6 Rc8 33.a5 ba5 34.Ra5 Bb4 35.Ra6 Bc3+/- 36.Ng5 Bc4+= 37.Ra3 Be5= 38.Re1 Bb2=+ 39.Ra7 h6 40.Nf3 Bc3–/+ 41.Rd1 Rc6 42.Rdd7 Be6 43.Rd3 Nd6 44.Nd4 Bd4–+ 45.Rd4 Nb5 46.Rd8 Kg7–/+ 47.Ra5 Nc3 ½–½. Borup,John – Hogg,Dave, IECC, 2001.

5.Bb2 Bf5 6.Nf3 Nd5 7.c4 (7.Nd4 Bg6+/-) 7...Nf4 (7...Nb6 8.d3+/-) 8.Nd4 (8.g3 Nh3+/-) 8...Be4 (8...Qe7 9.e3 Nd3 10.Bd3 Bd3 11.Qa4+=) 9.f3+/- Bg6 10.e4 Be7 (10...Nf6 11.Kf2+/-) 11.g3 Nh5 12.Bh3 Nh6 13.Nc3 0-0 14.Nd5 Re8 15.0-0 Kh8 (15...Nf6 16.Nf4+- ) 16.Qe2 (16.g4 Nf6 17.Ne7 Qe7+- ) 16...Bf6 (better is 16...Bg5+- ) 17.g4 (17.Nf6?! Nf6 18.a4 a6+- ) 17...Bd4 18.Bd4 Nf6 19.Nf6 gf6 20.g5 Ng8 21.Rac1 (21.a4 a6+- ) 21...c6 22.bc6 bc6 23.d3 c5 24.Bc3 h6 25.gh6 Nh6 26.Qd2 Kh7 27.Rb1 Rg8 28.Kh1 Qe7 29.Qf4 Kg7 30.Rg1 Rae8 31.a3 Rh8 32.Rb7! Qb7 33.Qf6 Kf8 34.Qg7 Ke7 35.Bf6# 1–0. GrandMasterChess – SuperForte, 1994.

5.Bb2 f6? 6.e3+- Bf5 7.Nf3 Bg4 8.Be2 h5 9.0-0 Qd7 10.a4 0-0-0 11.h3 Nd5 12.hg4 g6 13.Nh4 Nge7 14.g5! Bg7 15.c4 Nb4 16.gf6 Ng8 17.fg7 Rh7 18.Ng6 Re8 19.Nf8 Qf7 20.Nh7 Kb8 21.Bh5 Qe7 22.Be8 Qe8 23.Qf3 Nc2 24.Qf8 Qf8 25.gf8Q# (25.gf8R#) 1–0. Maly,Guenther (1740) – Kotke,Kevin (2000), remoteschach.de, 2009.

5.Bb2 Nf6 6.e3 d5 7.Be2 Qd7 8.a4 c6 9.Nf3 c5 10.c4 b6 11.0-0 Ng4 12.Ne5 Qb7?? 13.Bg4 Bg4 14.Qg4 dc4 15.Qc4 Nf5 16.Nc3 Nd6 17.Qg4 Rd8 18.Nc6 Rd7 19.Nd5 Nc4 20.Qc4 Be7 21.Nde7 Rd2 22.Bg7 Rg8 23.Ng8 (23.Ng8 Rd6 24.Qe4 Kd7 25.Nf6 Kc8 26.Qe8 Kc7 27.Nd5 Rd5 28.Be5 Re5 29.Qd8#) 1–0. Trkn – keith, itsyourturn.com, 2000.

5.Bb2 Nf6 6.e3 Be6 7.Nf3 Ng6 8.Be2 Be7 9.0-0 0-0 10.a4 b6 11.c4 h6 12.h3 Nh7 13.Nd4 Bf6 14.Qc2 Qd7 15.Nc6 Bb2 16.Qb2 f5 17.Nc3 Ne7 18.Nd4 Bf7 19.Bd3 Bh5 20.Nce2 Be2 21.Ne2 Rf6 22.Ng3 Raf8 23.Nh5 R6f7 24.c5 d5 25.c6+- Qd6 26.Qd4 Nf6 27.Ng3 Ne4+/- 28.Be4 fe4 29.d3 ed3 30.Qd3 Qg6 31.Qg6+- Ng6 32.Rad1 Rd8 33.e4 Ne7 34.ed5 Rd5 35.Rd5 Nd5 36.Rd1 Nc3 37.Ra1 Rf4+/- 38.a5?? Nb5=+ 39.ab6 ab6 40.Ra8 Rf8 41.Rf8=+ Kf8 42.Nf5 Na7 43.Nd4 Ke7 44.Kf1 Kd6 45.Nf5= Kc6 46.Ng7 b5 47.Ke2 Kd5 48.f4 c5 49.f5 Nc6 50.f6 Ne5 51.Nf5 h5 52.Ne3 Ke6–+ 53.Kd2 b4 54.f7 Kf7 55.Nd5 Kg6 56.Ke3 b3 57.Kd2 c4 58.Kc3 Kg5 59.g3 Kf5 60.Nf4 Kg5 61.Nd5–+ h4?? 62.g4?? Kg6 63.Kd4 b2 64.Nc3 Kf6 65.Nb1 Nf3 66.Kc4 Ng1 67.Kc3 Nh3 68.Kb2 Nf2 69.Nd2 Ng4 70.Nf3 h3 71.Kc2 Kf5 72.Kd2 Kf4 73.Ke2 Kg3 74.Kf1 Kf3 75.Kg1 Kg3 76.Kh1 Nf2 77.Kg1 h2 78.Kf1 h1Q (78...h1Q 79.Ke2 Qd1 80.Ke3 Qd3#) 0–1. Medvedeva,Ekaterina – Altukhova,Marina, RUS–ch U12 Girls sf, 2000.

5.Bb2 Nf6 6.e3 Bf5 7.c4 d5 8.Nf3 Qd7 9.Nc3 (9.Bf6 gf6 10.d4 Rg8+- ) 9...0-0-0 10.Be2 b6 (10...dc4!? 11.Bc4 Ng6+- ) 11.Qa4 (11.0-0 Qd6+- ) 11...Kb8 12.0-0 Nc8?? (better 12...h6+- ) 13.Ne5 Qe8 14.Nc6 Ka8 15.Nd8 Qd8 16.Nd5 Nd5 17.cd5 Kb8 (17...Nd6 18.Rfc1+- ) 18.Rac1 (18.e4!? Qh4 19.f4 Qe7+- ) 18...Qd5 19.Bf3 (better 19.d3 Be6+- ) 19...Qd2 (19...Qd3+- ) 20.Be5 Qd7 21.Bc7 Qc7 22.Rc7 Kc7 23.Rc1 (better 23.Qc4 Bc5 24.Qf7 Bd7 25.Rd1+- ) 23...Kb8 (23...Bc5+- ) 24.Qc4 Bc5 25.Qd5 (25.Qf4 Nd6 26.Rc5 Rd8+- ) 25...Nd6 (25...Kc7 26.Qf5 Rd8 27.Qe4+- ) 26.Rc5 bc5 27.Qd6 Kc8 28.Qc5 Kd8 29.Qf5 Ke8 30.Bc6 (30.Qe5 Kd8 31.Bc6 g6 32.Qd6 Kc8 33.Qd7 Kb8 34.Qb7) 30...Kf8 31.Qe5 (31.Bd5 Ke7 32.Qe5 Kd7 33.Bc6 Kd8 34.Qd6 Kc8 35.Qd7 Kb8 36.Qb7) 31...g6 (31...g5 32.Qh8 Ke7 33.Qe8 Kd6 34.Qd7 Ke5 35.Qe7 Kf5 36.Be4 Kg4 37.Qd7 f5 38.Qf5 Kh5 39.Qh3) 32.Qh8 Ke7 33.e4 (33.f4 f5 34.Qe5 Kf7 35.Bd5 Kf8 36.Qf6 Ke8 37.Bc6) 33...a5 (33...Kd6 34.Qd4 Ke6 35.f4 Ke7 36.Qc5 Kd8 37.Qd6 Kc8 38.Qd7 Kb8 39.Qd8) 34.e5 a4 (34...h6 35.Qe8) 35.Qe8 1–0. Yuan,Ziqi (1690) – Lee,Abigail, ACT Championship, 2016.

5.Bb2 Nf6 6.Bf6 gf6 7.e3 Bf5 8.c4 Bh6 9.Nc3 (9.Nc3 Qd7 10.d4+/-) 1–0. mrkt – HARUN, internet, 2005.

5.Bb2 Ng6 6.Nf3 Nf6 7.e3 Be7 8.Bd3 0-0 9.0-0 Bg4 10.h3 Bd7 11.a4 c6 12.Nc3 Qc8 13.Ne2 c5 14.c4 Nh8 15.Ng3 b6 16.Qc2 Ng6 17.Nf5 Bd8 18.Nd6 Qc7 19.Nf5 h6 20.a5 ba5 21.Bc3 Qc8 22.Nd6 Qc7 23.Nf7!! Kf7 24.Bg6 Kg8 25.Ne5 Be6 26.d4 cd4 27.ed4 Rc8 28.Ba5 Qd6 29.Bd8 Rcd8 30.Ra6 Qd4 31.Re6 Qf4 32.Re7 Ra8 33.Bf5 Rae8 34.Be6 Kh8 35.Ng6 (35.Ng6 Kh7 36.Nf8 Kh8 37.Qh7 Nh7 38.Ng6#) 1–0. gtate (2150) – pallen (2150), net–chess.com, 2007.

5.Bc3 Bd7 6.a4 a6 (6...Be6 7.a5+/-) 7.Nf3 (7.e3!?+/-) 7...ab5= 8.ab5 Bb5 (8...Ra1 9.Ba1 Bb5 10.Nc3=) 9.Na3 (9.Ra8 Qa8 10.d3 Qa2+=) 9...Bc6 10.Nd4 Nf6 (10...Bd7 11.e3=) 11.Nc6+= Nc6 12.Nb5 (12.Qb1 Rb8+=) 12...Rc8 (12...Ra1 13.Qa1 Be7 14.Qb2=) 13.e3 (13.Na7 Na7 14.Ra7 Ne4+=) 13...Be7 (13...Ne4 14.Bd3 Nc3 15.Nc3+=) 14.Bd3 (14.Na7 Rb8+/-) 14...0-0+= 15.0-0 Qd7 (15...Rb8 16.Na7+=) 16.Qf3 b6?? (better is 16...Ne5 17.Be5 de5 18.Qb7 e4 19.Be4 Rb8+=) 17.Bf6 (better is 17.Bf5!? Ne5 18.Be5 Qb5 19.Bf6 Bf6+- ) 17...Bf6 18.Bf5 Qe8 19.Qh3 (worse is 19.Bc8 Ba1 20.Bb7 Nb4 21.Nc7 Qd7+- ) 19...g6 (19...h6 20.Bd7 (20.Bc8?! Ba1 21.Bd7 Qa8+- ) 20...Qd8 21.Ra7+- (21.Bc8?! Ba1 22.Bd7 Nb8+- )) 20.Bd7 Qe7 (20...Qd8 21.Ra7 Na7 22.Na7 c5 23.Bc8 Qc7+- ) 21.c3 (21.Bc6?! Ba1 22.Ra1 f5+- ) 21...Ra8 (21...Nd4 22.cd4 (worse is 22.Bc8 Nb5 23.Bd7 Nc3 24.dc3 Rd8+- ; worse is 22.Nd4 Rcd8 23.Bc6 d5+- ) 22...Rcd8 23.Bc6+- ) 22.Bc6 Ra1 (22...Ra5 23.Ra5 ba5 24.Ra1+- ) 23.Ra1 1–0. Janek – anony, internet, 2016.

5.Bd4 d5. Dopper.

5.Bf4 Nf6 6.d4 Ned5 7.Bg5 Be7 8.c4 Nb6 9.e3 0-0 10.Nf3 Ne4 11.Be7 Qe7 12.Bd3 Bg4 13.Qc2 Nf6 14.Nbd2 g6 15.0-0 c6 16.a4 Nbd7 17.bc6 bc6 18.Rab1 Rfb8 19.a5 a6 20.Rb8 Rb8 21.Qa4 c5 22.Qc6 Re8? 23.Qa6 cd4 24.ed4 Nh5 25.h3 Bf5 26.Bf5 gf5 27.Qb7 Nf4 28.Re1 Qd8 29.a6 Re1 30.Ne1 Ne2 31.Kh2 Nd4 32.a7 Nb6 33.Nc2!! Nc2 34.Qb8 (34.Qb8 Qc8 35.Qc8 Nc8 36.a8Q+- ) 1–0. bicycle – Nexxus6, ChessWorld.net, 2007.

5.Bb2 Bd7

6.c4 Nh6 7.e3 Bg4 8.Nf3 Ng6 9.h3 Be6 10.d4 Qf6 11.Qc2 Bf5 12.Qb3 Be7 13.d5 Ne5+/- 14.Nbd2 Qg6 15.Ne5+- de5 16.Be5 Bd6 17.Bd4 b6 18.a4 0-0 19.Nf3 Bc2 20.Qb2 Nf5?? 21.Qc2 Rfe8 22.0-0-0 Nd4 23.Qg6 Ba3 24.Kb1 hg6 25.Nd4 a6 26.Rd3 Bc5 27.Nb3 Bb4 28.Kc2 ab5 29.ab5 Ra2 30.Kb1 Rf2 31.Nc1 Re4 32.Rb3 Bc5 33.Rb2 Rf6 34.Bd3 Re3 35.Re2 Rg3 36.Kc2 Rd6 37.Re8 Kh7 38.h4 Rg2 39.Ne2 f5 40.h5 Rf6 41.hg6 Kg6 42.Kd1 Kf7 43.Re6 Re6 44.de6 Ke6?? 45.Nf4 (45.Nf4 Ke5 46.Ng2+- ) 1–0. Kleinke – Bussanow, 1979.

6.e3 a6 7.ba6 ba6 8.Nf3 Qb8 9.Bc3 Bg4 10.Be2 Nd5 11.0-0 Ngf6 12.Nd4 Bd7 13.Bf3 Be7 14.e4 Nf4 15.Nf5+- Bf5 16.ef5 0-0 17.Bc6 Qb6 18.Ba8 Ra8 19.Qf3 N4d5 20.Na3 Qc5 21.Bb2 Nb6 22.Rfe1 d5. mr (2260) – ruter (2285), net–chess.com, 2009.

6.e3 b6 7.Nf3 Ng6 8.Be2 N8e7 9.0-0 c6 10.Nc3 Rc8 11.a4 Rc7 12.bc6 Bc6 13.Nd4 Bb7 14.Bb5 Nc6 15.Nd5 Rc8 16.Qh5 Be7 17.Nf5 a6 18.Ng7 Kf8 19.Qh6 Bf6 20.Bf6 Qd7 21.Ne6 Ke8 22.Qf8! Rf8 23.Ng7# 1–0. michaelbuss – Nexxus6, ChessWorld.net, 2007.

6.e3 c6 7.a4 cb5 8.ab5 b6 9.Nf3 Bg4 10.h3 Bh5 11.Be2 h6 12.c4 Bg6 13.Nc3 Qc7 14.d3 0-0-0 15.Qa4 Rd7 16.Nd4 Kd8 17.Rc1 Nc8 18.Nd5 Qb8 19.Nc6 (19.Nc6 Ke8 20.Nb8+- ) 1–0. Fredek (2090) – Guest1348686, Freundschaftspartie, 5m + 0s, 2005.

6.e3 c6 7.a4 c5 8.c4 (8.Nf3 d5+/-) 8...Nf5 (8...d5 9.d4+/-) 9.Bd3 Nh4 10.g3 (10.Be4 Rb8+/-) 10...Ng6 11.Be4 Rb8 12.Nf3 f5 (12...Be6 13.d3+/-) 13.Bd3 (13.Bc2 Be6+/-) 13...Nh6 (13...Be6 14.Qc2 N8e7 15.h4+- ) 14.Qc2 (better is 14.Be2+/-) 14...Ng4? (better is 14...Be6!?+/-) 15.Bf5+- Nh6 (15...Bf5 16.Qf5 Qd7 17.Qe4 Kd8 18.a5+- ) 16.Be4 (16.Bg6 hg6 17.Qg6 Nf7 18.Bg7 Bg7 19.Qg7 Bh3+- ) 16...Nf7 (16...Be6 17.d4+- ) 17.Nc3 (17.Bb7 Bb5 18.Qe4 Qe7 19.ab5 Rb7 20.Qc6 Qd7 21.Qd7 Kd7+- ) 17...Be6 (17...Nge5 18.Nd5+- ) 18.Nd5 Bd5 (18...Nge5 19.0-0+- ) 19.Bd5 Nfe5 20.Ne5 (20.Qe4 Qe7+- ) 20...Ne5 (20...de5 21.0-0+- ) 21.0-0 h5 (21...Qe7 22.a5+- ) 22.d4 Ng4 (22...cd4 23.ed4 Ng4 24.Rfe1 Kd7 25.c5+- ) 23.Qg6 Kd7 24.dc5 Rh6 (24...Qe7 25.cd6 Qd6 26.Be6 Qe6 27.Rad1 Bd6 28.Qg7 Kc8 29.Qh8 Kc7 30.Qh7 Be7 31.Qh5 Rd8+- ) 25.Qf5 Ke7 26.Qf7 1–0. Janek – g1492, internet, 2017.

6.e3 c6 7.a4 Nf5 8.Nf3+/-.

6.e3 Nc8 7.Nf3 c6 8.c4 cb5 9.cb5 Qb6 10.a4 a6 11.Nc3 ab5 12.ab5 Ra1 13.Qa1 Nf6 14.Be2 Na7 15.0-0 Bb5?? 16.Nb5 Nb5 17.Qa8 Ke7 18.Qa1 Nc7 19.Rb1 Qa6 20.Ba6 ba6 21.Bf6 (21.Bf6 Ke6 22.Bg7 Bg7 23.Qg7 Re8 24.Rb7 Re7 25.Nd4 Kd5 26.Qf6 Re5 27.Rc7 Re8 28.Qf7 Ke5 29.Qf5) 1–0. gtate (1720) – howard, net–chess.com, 2002.

6.e3 Ng6 7.Nf3 Nf6 8.c4 Be7 9.Nc3 0-0 10.Be2 Bf5 11.0-0 d5 12.Nd4 Bc8 13.Qb3 Ne4 (13...dc4 14.Bc4 Ne5 15.Nd5 Nc4 16.Ne7 (16.Qc4? Nd5 17.Rfc1 a6–+) 16...Qe7 17.Qc4+/-) 14.Rad1 (14.Nd5 Nd2 15.Qc3 Ne4+- ) 14...dc4+/- 15.Bc4 Nd6 16.Be2 (16.d3 Nc4 17.dc4 Bd6+- ) 16...Nf5 17.Nf5 Bf5 18.d4 Qd6 19.e4 Bd7 (19...Be6 20.e5 Qd8 21.Qc2+/-) 20.e5+- Qe6 21.Nd5 Rac8 (21...c6 22.Ne7 Ne7 23.Ba3 Qb3 24.ab3+- ) 22.Ne7 Qe7 (better is 22...Ne7 23.d5 Qg6+- ) 23.Ba3 Qg5 24.Bf8 Nf4 25.Qf3 (25.Bf3 Rf8 26.g3 Rb8+- ) 25...Ne2 (25...Rf8 26.Kh1+- ) 26.Qe2 Bh3 (26...Rf8 27.Rfe1 Rd8+- ) 27.f4 (27.Qf3!? Bg2 28.Qg2 Qg2 29.Kg2 Kf8+- ) 27...Bg4 28.fg5 Be2 29.Bg7! Kg7 30.Rfe1 (30.Kf2 Bf1 31.Rf1 c5+- ) 30...Bd1 31.Rd1 Rd8 32.Kf2 Kg6 33.h4 Kf5 34.Kf3 Rd5 35.a4 Rd8? (35...c5 36.bc6! bc6+- ) 36.g4 Ke6 37.Ke4 c5 (37...Ke7 38.d5+- ) 38.d5 Ke7 39.Kf5 b6 40.d6 Ke8 (40...Kd7 41.Kf6 Re8 42.Re1+- ) 41.Kf6 c4 42.Rd4 c3 43.Rc4 c2 (43...a6 44.Rc3 ab5 45.Rc7 ba4 46.Rf7+- ) 44.Rc2 Kf8 45.Rc7 Re8 46.d7 Re7 47.Rc8 1–0. Schroeder,Ralf (1635) – Krause,Marc, Berlin GER, Fruehling Open–B, 2014.

6.e4 Nf6 7.Nc3 g6 8.Nf3 c6 9.bc6 Bc6 10.e5 Bf3?? 11.Qf3+- de5 12.Qf6 Rg8 13.Qe5 Bg7 14.Qb5 Nc6 15.Qb7 Rc8 16.Bb5 Qc7 17.Bc6 Qc6 18.Qc6 Rc6 19.0-0 f5 20.Rfe1 Kf7 21.Rab1 Rgc8 22.Nb5 Rc2 23.Nd6 Kg8 24.Nc8 Rc8 25.Bg7 Kg7 26.Re7 Kh6 27.h3 Rc2 28.Rbb7 Rd2 29.Rh7 Kg5+- 30.h4 Kg4 31.Ra7 f4 32.f3 Kg3 33.Rag7 Rd1# 0–1. TriAngel – hdl, ICC, 1999.

4.Be5 f6

5.Bb2 Nh6 6.e3 a6 7.Nf3 ab5 8.Bb5 c6 9.Be2 Ng6 10.0-0 d5 11.c4 dc4 12.Bc4 Bd6 13.d4 Bg4 14.Nbd2 Nh4 15.Rc1 Nf3 16.Nf3 +/-.

5.Bb2 Nh6 6.e3 d5 7.Nf3 Bg4 8.Be2 Qd7 9.Nc3 0-0-0 10.a4 Nef5 11.a5 Bf3 12.b6 cb6 13.Bf3 d4 14.ab6 dc3 15.ba7 cd2 16.Kf1 +=.

5.Bb2+/- Nh6 6.e4 g5? 7.Bf6+- Neg8 8.Bd8 Kd8 9.Nf3 Nf6 10.Ng5 a6 11.Nh3 Be7 12.Be2 b6 13.0-0 Bb7 14.d3 Re8 15.Nc3 Rc8 16.e5 Nfg8 17.Bf3 d6 18.Bb7 Rb8 19.ba6 Rb7 20.ab7 c6 21.ed6 Bd6 22.Qh5 Rf8 23.Qg5 Ke8 24.Rfe1 Kf7 25.Ne4 Be7 26.Qf4 Kg7 27.Qe5 Kg6 28.b8Q Rb8 29.Qb8 Nf6 30.Nf4 Kg7 31.Nf6 Ng8 32.N4h5 Kh8 33.Qe5 Nf6 34.Qe7 Ne8 35.Qf8# (35.Qe8#) 1–0. Fedotova,Kristina – Keskin,Ilkin Zeynep, Eskisehir EU fest–B Girls 3rd, 2004.

5.Bc3 d5 6.e3 Nf5 7.Qh5 g6 8.Qd1 d4 9.Bb2 de3 10.fe3 Be6 11.Nf3 Bb4 12.Bd3 Qe7 13.0-0 0-0-0 14.Ng5 Bd7 +/-.

5.Bb2 a6

6.ba6 ba6 7.Nc3 Bb7 8.Rb1 Nd5 9.e3 Rb8 10.Nf3 Nc3 11.Bc3 Bf3 12.gf3 Rb1 13.Qb1 Qa8 14.Be2 Ne7 15.Qb3 Nd5 16.Ba5 +/-.

6.ba6 Ra6 7.e3 Ra7 8.Be2 d5 9.Nf3 Ng6 10.0-0 Bg4 11.Re1 N8e7 12.Nc3 c6 13.e4 de4 14.Ne4 Nf4 15.Bc4 b5 16.Bb3 +- .

6.e3 ab5 7.Bb5 c6 8.Be2 Nf5 9.Nf3 d5 10.0-0 Qb6 11.Bc3 Bd6 12.a4 Nge7 13.a5 Qc7 14.d4 0-0 15.Qd2 Re8 16.Bb4 +/-.

6.e3 b6 7.Qh5 g6 8.Qf3 c6 9.Bf6 Nf6 10.Qf6 Rg8 11.bc6 Bg7 12.Qd6 dc6 13.Qd8 Kd8 14.d4 c5 15.c3 Re8 16.Nf3 +/-.

6.e3 c6 7.ba6 b6 8.Qh5 g6 9.Qh4 Bg7 10.Nf3 d5 11.Nc3 Ba6 12.Ba6 Ra6 13.0-0 f5 14.Nd1 Bb2 15.Nb2 Qd6 16.d4 +/-.

6.e3 d5 7.ba6 b6 8.Nf3 c6 9.Nc3 Ng6 10.Nd4 N8e7 11.Qh5 Qd7 12.f4 Kd8 13.Bd3 c5 14.Nde2 Qg4 15.Qg4 Bg4 16.Bb5 +- .

6.e3 Nh6 7.ba6 ba6 8.Nc3 d5 9.Rb1 Rb8 10.Nf3 c5 11.Bd3 Nc6 12.0-0 Bd6 13.e4 d4 14.Nd5 Qa5 15.a3 0-0 16.Bc4 +/-.

6.ba6 ba6

7.Nc3 Bb7

8.Rb1 Rb8

9.e3 Nd5 10.Nf3 Nc3 11.Bc3 Bf3 12.gf3 Rb1 13.Qb1 Qa8 14.Be2 Bd6 15.Rg1 Bf8 16.Rg4 +- .

9.Nf3 Nc6 10.e4 Bb4 11.Bd3 Nge7 12.0-0 Bd6 13.Qe2 Nb4 14.Bc4 Nc8 15.Nd4 Be5 16.Nf5 +- .

9.Nf3 Nc6 10.e4 Nge7 11.Bc4 Na5 12.Be2 d5 13.ed5 Nd5 14.0-0 Bd6 15.Re1 0-0 16.Ne4 +/-.

9.Nf3 Nc6 10.e4 Nge7 11.Bc4 Nc8 12.0-0 Nb6 13.Bb3 Na5 14.Nh4 g6 15.d3 Bc5 16.Re1 +- .

9.Nf3 Nd5 10.e3 Nc3 11.Bc3 Bf3 12.gf3 Rb1 13.Qb1 Qa8 14.Be2 Ne7 15.Qb3 Nd5 16.Ba5 +/-.

5.Bb2 d5

6.e3 a6 7.ba6 ba6 8.Nc3 Rb8 9.Rb1 Nf5 10.Nf3 Bc5 11.Bd3 Nge7 12.e4 Nd4 13.ed5 Bg4 14.Ne4 Bf3 15.gf3 Qd5 16.Bd4 +/-.

6.e3 Be6 7.Bd3 Bf5 8.Nf3 Bd3 9.cd3 a6 10.ba6 Ra6 11.0-0 Nc6 12.e4 Rb6 13.Qc1 Nb4 14.Ne1 Bd6 15.f4 Na6 16.e5 +=.

6.e3 Nf5 7.Nf3 Bb4 8.Be2 Nge7 9.0-0 Be6 10.a3 Bd6 11.c4 dc4 12.e4 Nh6 13.Qc2 a6 14.Bc4 Bc4 15.Qc4 ab5 16.Qb5 +/-.

6.e3 Ng6 7.Bd3 Be6 8.Nf3 Bd6 9.0-0 Qd7 10.Nd4 Ne5 11.Ne6 Qe6 12.Be2 Ne7 13.d4 Nd7 14.c4 dc4 15.Qc2 Nb6 16.a4 +- .

6.Nf3 a6 7.e3 ab5 8.Bb5 c6 9.Be2 Nf5 10.Nc3 b5 11.a4 b4 12.Nb1 Bd6 13.0-0 Nge7 14.c3 0-0 15.cb4 Bb4 16.d4 +/-.

6.Nf3 Qd6 7.e3 Bg4 8.h3 Bf5 9.Be2 Nh6 10.0-0 0-0-0 11.Bd4 Kb8 12.c4 dc4 13.Bc4 Bg6 14.d3 Nef5 15.Nbd2 Qd7 16.Qb3 +- .

6.Nf3 Nf5 7.e3 Bb4 8.Be2 Nge7 9.c4 Be6 10.Qc2 dc4 11.Bc4 Bc4 12.Qc4 Ba5 13.Qa4 Bb6 14.d4 a6 15.ba6 c6 16.0-0 +/-.

6.Nf3 Bg4 7.e3 Qd7 8.Nc3 0-0-0 9.Be2 Re8 10.a4 Nf5 11.b6 ab6 12.a5 Qe6 13.Nd4 Be2 14.Nce2 Nd4 15.Nd4 Qe4 16.Qh5 +- .

6.Nf3 Ng6 7.e3 Bg4 8.h3 Be6 9.Nd4 Qd7 10.Ne6 Qe6 11.c4 N8e7 12.d4 0-0-0 13.Qa4 Kb8 14.Nc3 Nh4 15.Ba3 dc4 16.Rg1 +/-.

6.Nf3 Nh6 7.e3 Bg4 8.Be2 Qd7 9.Nc3 0-0-0 10.a4 Nef5 11.a5 Qe6 12.0-0 Bd6 13.b6 a6 14.bc7 Bc7 15.Re1 Rhe8 16.h3 +/-.

5.Bb2 Ng6

6.Nc3 d5 7.e3 Bb4 8.Nf3 N8e7 9.Be2 Bc3 10.Bc3 Bg4 11.0-0 0-0 12.Bb4 Qd7 13.c4 Rfc8 14.d4 c6 15.Be7 Ne7 16.bc6 +/-.

6.Nc3 N8e7 7.Nf3 d5 8.e3 Nf5 9.Bd3 Bb4 10.0-0 0-0 11.a3 Ba5 12.Nd5 Qd5 13.e4 Qf7 14.ef5 Nf4 15.Be4 Re8 16.Re1 +- .

6.c4 a6 7.ba6 ba6 8.Nc3 Rb8 9.Rb1 Bb7 10.Nf3 Bf3 11.ef3 Nf4 12.Qc2 Bc5 13.Ne2 Ne6 14.d4 Bb4 15.Kd1 Ne7 16.Ng3 +/-.

6.e3 a6 7.Nf3 N8e7 8.Nc3 d5 9.ba6 ba6 10.Be2 c5 11.0-0 Bf5 12.d3 Rb8 13.Rb1 Be6 14.d4 Qa5 15.Qd2 c4 16.a3 +/-.

6.e3 d5 7.Bd3 Bc5 8.Nf3 N8e7 9.0-0 0-0 10.c4 a6 11.ba6 b6 12.cd5 Qd5 13.Qe2 Qf7 14.Nc3 Rd8 15.Rac1 c6 16.Bc4 +- .

6.e3 N8e7 7.c4 c6 8.a4 d5 9.Nf3 dc4 10.Bc4 Nd5 11.0-0 Bd6 12.Nc3 Ne5 13.Ba2 Nf3 14.Qf3 0-0?? 15.Nd5 cd5 16.Qd5 Kh8 17.Rac1 Be5 18.Qb3 Bb2 19.Qb2+- Qe7 20.Rc4 Be6?? 21.Re4 Rfe8 22.Re6 Qf8 23.Re8 Re8 24.Rc1 b6 25.Rc7 Re7 26.Qc3 Rc7 27.Qc7 h6 28.Qf7 Qf7 29.Bf7 Kh7 30.d4 g6 31.d5 Kg7 32.Be6 Kf8 33.e4 Ke7 34.f4 Kd6 35.Kf2 g5 36.Ke3 g4 37.Kd4 h5 38.e5 fe5 39.fe5 Ke7 40.Bf5 h4 41.d6 Kd8 42.Kd5 g3 43.h3 a6 44.e6 ab5 45.e7 Ke8 46.Ke6 ba4 47.d7# 1–0. toll – ManrMouse, ICC, 2003.

6.e4 d5 7.ed5 Qd5 8.Nc3 Qe6 9.Qe2 Bd7 10.a4 0-0-0 11.Qe6 Be6 12.a5 Bf5 13.a6 Bc2 14.ab7 Kb7 15.Nge2 Ne5 16.Nc1 =.

6.Nf3 d5 7.e3 Bd6 8.c4 c6 9.cd5 cd5 10.Nc3 N8e7 11.Be2 Ne5 12.Qb3 Be6 13.Nd4 Bf7 14.d3 Bc5 15.0-0 Bd4 16.ed4 +/-.

4.Be5 Ng6

5.Bb2 a6 6.ba6 Ra6 7.e3 Bb4?? (better is 7...Rb6 8.Bc3 d5+/-) 8.Ba6+- ba6 9.Bg7 Nf6 10.Bh8 Bb7 11.f3 (better is 11.Nf3 Nh8 12.c3+- ) 11...Qe7 (11...Nh8 12.a3 Bd6+- ) 12.Bf6 Qf6 13.c3 Bc5 14.d4 Bb6 15.Ne2 Kf8 (15...Qg5 16.Kf2+- ) 16.0-0 d6 17.Qb3 Bc8 18.Nd2 Be6 19.Qa4 Qe7 (19...Bc8 20.e4+- ) 20.Ng3 (better is 20.Qa6 Qg5 21.f4 Qg4+- ) 20...Bd7 21.Qc2 Qf6 22.e4 c5 23.Kh1 cd4 24.cd4 Bd4 25.Rab1 Kg7 26.Qc7 Be6 27.Nb3 Be5 28.f4! Bd4 29.Nd4 Qd4 30.Rfd1 Qf2 31.f5 Nf4 32.fe6?? Qg2 0–1. Slavisa2 – CharlieChess, Live Game Caissa's Web, 2004.

5.Bb2 a6 6.e3 ab5 7.Bb5 c6 8.Be2 d5 9.c4 dc4 10.Bc4 Nf6 11.d4 (11.Nf3 Bd6+=) 11...b5 (11...Bb4 12.Nc3=) 12.Bb3 Bb4 13.Bc3 (13.Nc3 Nh4 14.g3 Qa5+=) 13...Bc3 (13...Bd6!?=) 14.Nc3+= Nh4 15.g3 Qa5 (better 15...Ng6+=) 16.Qd2 (16.Rc1 Ng6 17.Nge2+=) 16...Bh3= 17.gh4 Bg2 18.Nge2 (better 18.Nf3! Bh1 19.Ne5=+) 18...Bh1-/+ 19.0-0-0 (better 19.Nf4!? 0-0 20.Ke2-/+) 19...Bf3-+ 20.Rg1 0-0 (20...b4 21.Na4 Qb5 22.Rg7 Qe2 23.Qe2 Be2 24.Rf7-+) 21.Rg3? (better 21.Qc2 b4 22.Na4-+) 21...Be2-+ 22.Ne2 Qd2 23.Kd2 Ne4 24.Kd3 Ng3 25.hg3 h6 (25...Rfc8 26.Nc3-+) 26.Nf4 Rfd8 27.Ke4 (27.Kc3 Kf8-+) 27...Kf8 28.Nd3 Rdc8 29.Nc5 Ke7 30.g4 Ra7 31.f4 Re8 32.f5 Kd6 33.Kf4 Rd8 34.e4 Ke7 35.Ke3 Rc8 36.e5 Ra5 (36...Rca8 37.g5-+) 37.Ke4 Rca8 38.g5 hg5 39.hg5 R5a7 (39...Ra2!? 40.f6 gf6 41.gf6 Ke8 42.Ba2 Ra2 43.Nd3-+) 40.f6-/+ gf6 41.ef6 (41.gf6 Ke8-+) 41...Ke8 42.Kf5 (42.Nd3 Ra2 43.Ne5 Re2 44.Kf4 Rf2 45.Ke4 Ra7 46.Nc6 Rc7-+) 42...Ra2 43.Ba2 Ra2 44.Nb7? (44.Nd3-+) 44...b4 45.Nd6 (45.Nc5-+) 45...Kf8 46.Ke5 (46.Nc4 b3-+) 46...Re2 47.Kf4 b3 (47...Rc2 48.Ke3 b3 49.Kd3-+) 48.Nc4 b2 49.Na3 (49.Nb2 Rb2 50.Ke5-+) 49...Re1 50.Kf5 Ra1 51.g6 (51.Nc4 b1Q 52.Ke5 Qb5 53.Kd6 Qc4 54.g6 Qd4 55.Kc7 Ra7 56.Kc6 Qc4 57.Kd6 Ra6 58.Ke5 fg6 59.f7 Re6) 51...Ra3 52.g7 (52.gf7 b1Q 53.Ke5 Qb8 54.Kf5 Rf3 55.Kg6 Qg3 56.Kh5 Rf1 57.d5 Rh1) 52...Kg8 53.Ke5 (53.Kf4 b1Q 54.d5 Ra4 55.Ke3 Qb3 56.Ke2 Ra2 57.Kf1 Qd1) 53...b1Q 54.Kd6 (54.d5 Qb4 55.Kf5 Ra4 56.Kg5 cd5 57.Kf5 Qf4) 0-1. zembelek (2190) - new1254 (2115), Rated Classical tournament j0P2ANhv, lichess.org, 2016.

5.Bb2 a6 6.e4+=.

5.Bb2 c6 6.c4 cb5 7.cb5 b6 (7...d5 8.e3+/-) 8.a4 (8.e3 d5+/-) 8...Bb7 9.e3 Nh4 10.Nf3 Ng2?? (better 10...Nf3 11.gf3 Nf6+=) 11.Bg2+- Nf6 12.0-0 g6 (12...Be7 13.d3+-) 13.d4 Bg7 14.Nbd2 0-0 15.Nc4 Bd5 16.Rc1 Qe7 (16...Rc8 17.Qd3 Be4+-) 17.Ba3 Qe6 18.Bf8 Rf8 19.Nce5 1-0. BeepBeepImAJeep (2545) - maxmcd (1615), Rated Bullet tournament, lichess.org, 2016.

5.Bb2 N8e7 6.c4 b6 (6...a6 7.ba6 Ra6 8.e3+- ) 7.e3+- f6 8.Bd3 d6 (8...Bb7 9.Nf3+- ) 9.Qf3 (9.Nf3 a6+- ) 9...Be6 10.Be4 Rb8 11.Bc6 (11.Qe2 f5 12.Bf3 Rc8+- ) 11...Bd7 (11...Nc6 12.Qc6 (worse 12.bc6 d5=+) 12...Qd7 13.Qd7 Bd7 14.Nf3+- ) 12.Nc3 (12.Bd7 Qd7 13.Nc3 Rd8+- ) 12...Ne5 (better 12...Bc6 13.bc6 Ne5+=) 13.Nd5?? (better 13.Bd7 Qd7 14.Qh5 Kd8 15.Qe2+- ) 13...Nf3–+ 14.Nf3 Bc6 15.Ne7 (15.bc6 Nc6 16.0-0–+) 15...Bf3 16.gf3 Qe7 17.0-0-0 (17.Rc1 Qd7–+) 17...Qe6 (better 17...d5 18.d3–+) 18.h4 (18.d3 d5 19.Rhg1 h5–+) 18...h5 (better 18...Qc4!? 19.Kb1–+) 19.d3 Rg8 (better 19...d5!? 20.e4 dc4 21.Kb1–+) 20.e4 g6 21.e5 (21.Rde1 a6 22.a4 ab5 23.ab5 c6 24.bc6 b5–+) 21...fe5 (21...de5 22.Kb1 Qf5 23.Ka1–+) 22.Rhe1 (22.f4 Bh6–+) 22...Qh3 (22...a6 23.Kb1 ab5 24.f4 bc4 25.fe5–+) 23.d4 Qf3 (23...Qh4!? 24.Kb1–+) 24.de5 Qf2 25.ed6 (25.ed6 Kd7 26.Rf1 Qh4 27.dc7 Kc7 28.Rd4 Bh6 29.Kb1–+; 25.Re4 d5 26.cd5 Bh6 27.Kb1 Be3 28.Re3 Qe3–+) 1–0. MARYMARY – agwandasymo, ChessWorld.net, 2020.

5.Bb2 f5 6.Nc3 (6.Nf3 Nf6+/-) 6...Nf6 (6...d5 7.e3+/-) 7.Nf3 (7.e3 d5+/-) 7...d5 8.d4 (8.e3!?+/-) 8...Bb4+= 9.a3 Ba5 10.Qd3 Ne4 11.g3 (11.Nd2 a6+=) 11...Bd7 (better is 11...a6=) 12.Ne5?? (better is 12.Bg2=) 12...Ne5–+ 13.de5 Nc3?? (better is 13...d4 14.Qd4 Bb5–+) 14.Bc3+= Bc3 15.Qc3 Bb5 16.Bg2 (16.e3 Bf1 17.Kf1 c6+=) 16...c6 17.e6 (17.Rb1!?+=) 17...Qe7 18.Qe3 (18.e3 0-0–/+) 18...Rf8 (18...0-0 19.Rb1 Bc4 20.Qf3–+) 19.0-0 (19.Rb1 Bc4–/+) 19...Rf6 20.Qg5 (20.Rfb1 f4 21.gf4 Re6–/+) 20...Re6 (better is 20...g6–/+) 21.Qe7? (better is 21.Qf5!? g6 22.Qf4–/+) 21...Re7–+ 22.Rfe1 Be2 (worse is 22...Re2 23.Re2 Be2 24.Re1+/-) 23.Rab1 b6 (23...b5 24.Bh3 g6 25.Bf1 Bf1 26.Kf1 Re1 27.Ke1–+) 24.Bf1 Bf1 25.Re7 (25.Kf1 Re1 26.Ke1 Kd7–+) 25...Ke7 26.Kf1 Kd6 (26...Re8 27.f4–+) 27.f4 (27.Re1 Kd7–+) 27...Re8 28.Kf2 d4 29.Rd1 (29.c3 c5–+) 29...Kc5 30.Re1 (30.Rg1–+) 30...Re1 31.Ke1 a5 (better is 31...Kb5!? 32.Kd2 Ka4 33.Kc1–+) 32.Kd2 Kc4 33.h3 b5 34.g4 g6 35.g5 (35.gf5 gf5 36.h4–+) 35...a4 36.Kc1 Kc3 (36...Kc3 37.h4 c5–+) 0–1. Hein,Ja – Stage_Steffensen,Theo, XTRACON GM, 2015.

5.Bb2 Nf6 6.a4 d5 7.e3 a6 8.Nf3 ab5 9.ab5 Ra1 10.Ba1 Bd6 11.Be2 0-0 12.0-0 Re8 13.d3 h6 14.Nbd2 Bd7 15.g3 Bb5 16.c4 Bd7 17.cd5 Nd5 18.Ne1 Bh3 19.Ng2 Bg2 20.Kg2 Re3 21.fe3 Ne3 22.Kg1 Nd1 23.Bd1 Be5 24.Be5 Ne5 25.Bb3 Qd3 26.Rd1 Kh8 27.Nc4 Qb3 28.Ne5 Qd1 29.Kg2 Qe2 30.Kh3 Qe5 31.Kg2 c5 32.Kh3 c4 Normal 0-1. tonyclifton (1660) - chessbrahs (2560), Rated Bullet tournament 9CxTw2ph, lichess.org, 2015.

5.Bb2 Nf6 6.Nf3 d5 7.e3 Bd6 8.Be2 0-0 9.0-0 Re8 10.Nc3 Bg4 11.a4 c5 12.a5 Qe7 13.h3 Be6 14.a6 b6 15.Bd3 Rad8 +=.

5.Bb2 Qg5 6.e3 b6 7.Nf3 Qc5 8.Bd4+- Qf5 9.Bd3 Qg4 10.h3 Qg2?? 11.Rh2 Qh2 12.Nh2 Bd6 13.Qf3 c6 14.bc6 Nh4 15.cd7 Kd7 16.Qa8 Bh2 17.Qa7 Kd8 18.Bb6 (18.Bb6 Ke8 19.Bb5 Kf8 20.Bc5 Bd6 21.Bd6 Ne7 22.Qe7 Kg8 23.Qf8) 1–0. pcmvr (2110) – dfrosa (2070), net–chess.com, 2006.

5.Bc3 d5 6.e3 Nf6 7.Nf3 Bd6 8.Be2 0-0 9.0-0 a6 10.ba6 ba6 11.Bf6 Qf6 12.d4 Be6 13.Nbd2 Nh4 14.c4 dc4 15.Qc2 Bd5 +=.

5.Bc3 d5 6.Nf3 Bg4 7.e3 Nh4 8.Rg1 Nf6 9.Be2 Ne4 10.Nd4 Be2 11.Qe2 Bc5 12.Bb2 0-0 13.Qg4 f5 14.Qh5 Qe7 15.d3 Bb4 +/-.

5.Bc3 Nf6 6.e3 d5 7.Nf3 Bd6 8.Bd4 c5 9.bc6 bc6 10.c4 0-0 11.Nc3 dc4 12.Bc4 Bg4 13.0-0 Nh4 14.Be2 c5 15.Bf6 Qf6 +/-.

5.Bc3 Nf6 6.Nf3 Ne4 7.e3 Nh4 8.Nh4 Qh4 9.g3 Qe7 10.Bd4 a6 11.f3 Nd6 12.ba6 ba6 13.Bd3 Nb5 14.Bb2 Rb8 15.Nc3 Nc3 +/-.

5.Bb2 d5

6.e3 Nh4 7.Ne2 Nf6 8.Nf4 Be7 9.Bf6 Bf6 10.Nc3 d4 11.Ncd5 de3 12.Nf6 Qf6 13.fe3 Bg4 14.Qg4 Qa1 15.Ke2 Ng6 +=.

6.Nf3 Nf6 7.e3 (--> 6.e3 Nf6 7.Nf3).

6.Nf3 Nf6 7.e3 Bd6 8.c4 0-0 9.Nc3 Be6 10.Nd4 Bg4 11.f3 Bc8 12.cd5 Ne5 13.Qc2 Ng6 14.Bc4 Ne5 15.Bb3 Ng6 16.Rc1 1–0. Gabor,Klaus – Beutel,Heinrich, TRE 40.03.

6.Nf3 Nf6 7.e3 Bd6 8.c4 0-0 9.d4 Bb4 10.Bc3 Be7 11.Bd3 Be6 12.cd5 Qd5 13.Nbd2 c6 14.a4 Rac8 15.Bb2 c5 16.e4 Qh5 17.d5 Nf4 18.Bf1 Bg4 19.Qb3 c4 20.Qe3 N6d5 21.ed5 Rfe8 22.Ne5 Bb4 23.Qf4 c3 24.f3 cb2 0–1. Sawamura,Tetsushi (1920) – Foch,Louis (1740), IECC, 2001.

6.Nf3 Nf6 7.e3 Bd6 8.c4 0-0 9.Bf6 Qf6 10.d4 Bg4 11.Nbd2 Rae8 12.c5 Bf4 13.Be2 Be3 14.fe3 Re3 15.0-0 Nf4 16.Rf2 Rfe8 17.Bf1 Nd3 18.Bd3 Rd3 19.Qa4 Rde3 20.Qa7 Bf3 21.Nf3 g5 22.Raf1 R8e4 23.Ne5 Rf4 24.Qa8 Kg7 25.g3 Rf2 26.Rf2 Re1 27.Kg2 1–0. Rosner,Dirk – Ruiz Symmes,Arthuro, CiF, 2000.

6.Nf3 Bg4 7.e3 Nh4 8.Rg1 Nf6 9.Be2 Nf3 10.Bf3 Bc8 11.g4 Qd6 12.h3 a6 13.Nc3 Be6 14.ba6 ba6 15.Rb1 Rb8 +/-.

6.e3 Nf6

7.c4 Bd6 8.Be2 0-0+= 9.Nf3 Be6 10.0-0 dc4 11.Nc3 (11.Qc2 a6 12.ba6 Ra6 13.Bc4 Bc4 14.Qc4 Rc6+/-) 11...a6 12.d3 ab5 (12...cd3 13.Bd3 Bg4 14.ba6 ba6 15.Rb1=) 13.Nb5 cd3 14.Bd3 (14.Qd3 Nd5+=) 14...Be7 (14...Ra2 15.Ra2 Ba2 16.Nd6 cd6 17.Qd2=) 15.Bg6 hg6 16.Qd8 Rad8 (better 16...Bd8!? 17.Bf6 Bf6 18.Nc7 Ba1 19.Na8 Bf6=) 17.Nc7+/- Bc8 (17...Bf5 18.Rfc1+/-) 18.Nb5 (18.Rfc1 Ne4+/-) 18...Nd5 19.Nc3 (19.Nfd4 Rfe8+/-) 19...Bf6 (19...Be6 20.Nd4+/-) 20.Nd5 Rd5 21.Bf6 gf6 22.a4 Be6 23.Nd4 Ra8 24.Ne6 (24.Rfb1!? Ra7+/-) 24...fe6+/- 25.Rfd1 (25.Rfb1 Ra7+/-) 25...Ra7 (better 25...Ra4! 26.Kf1 b5=+) 26.Rd5+/- ed5 27.Kf1 Kf7 28.Ke2 Ke6 29.Kd3 b5 (better 29...Ra5+/-) 30.f3 (better 30.a5 Kd6 31.Kc3+-) 30...ba4= 31.Kd4 a3 32.e4 (better 32.Kc3 f5 33.Kb3=) 32...a2 (better 32...de4!? 33.fe4 a2=+) 33.ed5+= Kd6 34.f4 (34.Kc4 g5+=) 34...Ra5 Attacks the isolani on d5 35.g4 (better 35.Kc3=) 35...Ra4-/+ 36.Kc3 Kd5 37.h4 Ra8 (37...Rf4 38.Ra2 Rg4 39.Rf2-+) 38.h5-/+ gh5 39.gh5 Ke4 40.Ra2?? (better 40.h6-/+) 40...Ra2-+ 41.f5 (41.h6 Rh2-+) 41...Rh2 42.h6 Rh6 (42...Rh6 43.Kc4 Kf5 44.Kd4 Kg4 45.Kd3 f5 46.Kc4 f4 47.Kb3 f3 48.Kb2 f2 49.Kb3 Rb6 50.Kc4 f1Q 51.Kc5 Qb5 52.Kd4 Rd6 53.Kc3 Rd3 54.Kc2 Qb3 55.Kc1 Rd1) 0-1. hurvajsmanka (1805) - magdanoz (2340), Rated Bullet tournament, lichess.org, 2016.

7.c4 Bd6 8.Nf3 (--> 7.Nf3 Bd6 8.c4).

7.c4 Be7 8.Nf3 0-0 9.a4 Be6 10.cd5 Nd5 11.Be2 Rc8 12.0-0 c5 13.d4 c4 14.Nc3 Nc3 15.Bc3 Bd5 16.Nd2 f5 17.Bf3 Bf3 18.Qf3 (18.gf3?! Qd6=) 18...Nh4? (better 18...Qd7!?+/-) 19.Qb7+- Rc7 20.Qa6 Rf6 21.Qa5 Ng6 22.Bb4 Bb4 23.Qb4 f4 24.Nc4 f3 25.Ne5 Ne5 26.de5 Rg6 27.g3 Rf7 28.Rfd1 Qe8 29.Rac1 Re6 30.Rd5 1-0. BeepBeepImAJeep (2700) - Vitiate (2520), Rated Bullet game, lichess.org, 2015.

7.Nf3 Bb4 8.a3 Bd6 9.Be2 0-0 10.0-0 Bg4 11.c4 dc4 12.Bc4 c5 13.Be2 Qe7 14.d4 cd4 15.Bd4 Rfd8 16.Qc2 Rac8 17.Qa2 Bf3 18.Bf3 Be5 19.Be5 Ne5 20.Nd2 Qd7 21.Rfd1 Nf3–/+ 22.gf3 Rc5 23.Ne4= Qd1 24.Rd1 Rd1 25.Kg2 Ne4 26.fe4 h5 27.a4 b6 28.f4 Rdc1 29.Kh3 R1c2–/+ 30.Qa3 R2c3–+ 31.Qa1 Re3 32.Kg2 Rc2 33.Kg1 Rec3 0–1. bentengutama (2170) – caneluis (2100), net–chess.com, 2003.

7.Nf3 Bd7 8.c4 dc4 9.Bc4 Bd6 10.0-0 0-0 11.a4 Bf5 12.d3 Bg4 13.h3 Bh5 14.g4 (better is 14.Bd4+/-) 14...Ng4= 15.hg4 Bg4 16.Nbd2 Qd7 17.Ne4 Nh4 18.Nh4 Bd1 19.Rfd1 (19.Nd6 Qg4 20.Kh2 Qh4 21.Kg2 Qg4 22.Kh2 Bf3 23.Bf7 Rf7 24.Nf7 Qg2) 19...Rad8 20.f4 (20.Ng2 Rfe8=) 20...Be7 21.Ng2 (21…Kh8 22.Bd4+=). marekt – TheCetusProject, ChessWorld.net, 2004.

7.Nf3 Be7 8.Be2 0-0 9.Nc3 c6 10.0-0 Bd6 11.a4 Re8 12.a5 a6 13.b6 Qe7 14.Re1 Bf5 15.Nb1 Bb4 16.Ba3 Ba3 17.Ra3 Qd6 18.d4 c5 19.dc5 Qc5 20.Nd4 Bd7 21.Nb3 Qd6 22.c4 Rac8 23.c5 Qe5 24.N1d2 Nh4 25.Nf3 Nf3 26.Bf3 Bb5 27.Qa1 Qg5 28.Qd4 Ne4 29.Rc1 Bc4 30.h3 Qh4 31.Rc2 Rc6 1–0. Woschkat,Karl_Heinz – Kern,Rolf, remoteschach.de, 2003.

7.Nf3 Bg4 8.Be2 Bd6 9.0-0 0-0 10.c4 dc4+= 11.Bc4 c6 12.bc6 bc6 13.h3 Rb8 14.Bb3 Bf5 15.Nd4 Bd7 16.Na3 Qc7 17.Rc1+/- Bb4 18.d3 Rfe8 19.Nc4 Nd5 20.Qf3+- Rbd8 21.Rc2 a6 22.Rfc1 Qb8 23.Nf5 Bf5 24.Qf5 Nh4 25.Qg4 Ng6 26.h4 Bf8 27.h5 Nh8 28.Na5 Qb4 29.Qb4 Nb4 30.Nc6 Nc6 31.Rc6 a5 32.Bd4 Ba3 33.R1c2 Bf8 34.Kf1 h6 35.f4 Bb4 36.g4 Kh7 37.Kf2 Re7 38.Kf3 Rb7 39.Rc7 Rc7 40.Rc7 Kg8 41.Ra7 Rc8 42.Bb6 Re8 43.d4 Bd2 44.d5 Bb4 45.e4 Rc8 46.e5 Rc3 47.Ke4 Rc8 48.f5 Re8 49.Ba5 Ba5 50.Ra5 Rb8 51.d6 g6 52.d7 gf5 53.gf5 Rd8 54.Ra7 Kf8 55.f6 Kg8 56.Kd5 Rf8 57.Rc7 (57.Rc7 Ng6 58.hg6 fg6 59.Rc8 Kh8 60.Rf8 Kh7 61.d8Q g5 62.Bc2#) 1–0. eralos – doncan, gameknot.com, 2001.

7.Nf3 Bg4 8.Be2 Bd6 9.0-0 c6 10.a4 c5 11.c4 Bf3 12.Bf3 Be7 (better is 12...0-0!?+/-) 13.Nc3 Rc8 (13...dc4 14.Bb7 Rb8 15.Bc6 Nd7+- ) 14.Nd5 0-0 15.a5 a6 (15...Nd5 16.Bd5 Bf6 17.Bf6 Qf6+- ) 16.Nf6 Bf6 17.Bf6 Qf6 18.Bb7 Rb8 19.Ba6 Ne5 20.d4 Nd7 (20...cd4 21.Qd4 Rfd8 22.Qc5+- ) 21.Qg4 Rfd8 22.Rfd1 h6 23.Qe4 Re8 (23...Qg5 24.Qc6+- ) 24.Qc6 Re7 (24...Qe7 25.b6+- ) 25.Bb7 Kh8 (25...cd4 26.ed4 Nb6 27.Qf6 gf6 28.ab6 Reb7 29.c5 Rb6 30.cb6 Rb6 31.Ra8 Kg7 32.d5 Rb5 33.d6+- ) 26.a6 Qc6 27.Bc6 cd4 28.ed4 Nb6 29.c5 Na8 30.a7 Rc8 31.d5 Re4 32.d6 f5 33.Be4 fe4 34.b6 Rc5 35.b7 (35…Nb6 36.b8Q Kh7 37.Qb6+- ) 1–0. marekt – Big_Rabbit, ChessWorld.net, 2004.

7.Nf3 Bd6

8.c4 Be6 9.cd5 Bd5 10.Nc3 0-0 11.Nd5 Nd5 12.Be2 Re8 13.0-0 Nh4 14.Bc4 Nb6 15.Bb3+/- Re4 16.d3 Rg4 17.Nh4 (17.Nh4 Bh2 18.Kh2 Qh4 19.Kg1+=; better is 17.g3+- ) 1–0. Kleinke,Uwe – Hampel,Johannes, corr DDR–ch I741, 1979.

8.Bd3 0-0 9.0-0 c5 10.a4 Be6 11.a5 c4 12.Be2 a6 13.b6 Qe7 14.Bd4 Rac8 15.d3 (15.d3 Rfe8 16.Nbd2+/-) 1–0. pcmvr (1880) – Mario Cruz, internet, 2005.

8.Bd4 c5 9.bc6 bc6 10.c4 0-0 11.Nc3 Be6 12.cd5 Nd5 13.Ne4 Bc7 14.Be2 Re8 15.Nc5 Bg4 +/-.

8.Bd4 c5 9.bc6 bc6 10.c4 0-0 11.Nc3 Be6 12.cd5 Nd5 13.Ne4 Be7 14.Qa4 Re8 15.Be2 Bg4 +/-.

8.Bd4 c5 9.bc6 bc6 10.c4 0-0 11.Nc3 Be6 12.cd5 Nd5 13.Ne4 Be7 14.Qa4 Bf5 15.Nc5 Qd6 16.Ba6 Nb6 17.Qd1 Rab8 +/-.

8.Bd4 c5 9.bc6 bc6 10.c4 0-0 11.Nc3 Be6 12.cd5 Nd5 13.Ne4 Be7 14.Qa4 Bf5 15.Bd3 Re8 +/-.

8.Be2 c6 9.Nc3 c5 10.d4 c4 11.a4 0-0 12.0-0 Bf5 13.Ba3 Re8 14.Bd6 Qd6 15.a5 b6 16.Qd2 Be4 17.ab6 ab6 18.Ra8 Ra8 19.Ng5 Bf5 20.f3 h6 21.e4 hg5 22.ef5 Ne7 23.Qg5 Ra3 24.Nd1 Qd7 25.Qc1 Ra5 26.g4 Qb5 27.Qe3 Qd7 28.Re1 Ra2 29.Nf2 b5 30.Bd1 Kf8 31.h4 b4 32.h5 Nfg8 33.Qf4 Nc6 34.Nh3 Qa7 35.Ng5 Nge7 36.h6 gh6 37.Nh7 Kg8 38.f6 Nd4 39.Kh1 Nef5 40.gf5 Kh7 41.Rg1 Nf5 42.Qf5 Kh8 43.Rg7 1–0. Delmar,Eugene – Marshall,Frank, Brooklyn Chess Tournament (Brooklyn), 1906.

8.c4 0-0

9.Qc2 dc4 10.Bc4 Re8 11.0-0 Bg4 12.Ng5 Re7 13.Bf6+- gf6 14.Ne4 Re5 15.Ng3 Be6 16.d4 Bc4 17.Qc4 Re6 18.Nc3 Bg3 19.hg3 Rc8 20.Ne2 c6 21.Rfc1 Ne7 22.Nf4 Rd6 23.Qe2 Qb6 24.Rab1 Ng6 25.Qh5 Qd8 26.Qc5 Nf4 27.gf4 b6 28.Qc2 c5 29.Rb3 Rd7 30.Rc3 Rdc7 31.g3 Qd5 ½–½. Majdziuk,B – Tancula,Aldona, Poland, 1978.

9.Nc3 c6 10.a3 (10.cd5 cd5 11.Be2 Be6+- ) 10...Re8 (10...Bg4 11.cd5 Nd5 12.Nd5 cd5 13.Be2+- ) 11.Be2 (11.cd5 Nd5 12.Nd5 cd5+=) 11...dc4 12.Bc4 Bg4 13.0-0? (13.Qb3 Qd7+=) 13...Bc7 (13...Rc8+=) 14.h3 (better 14.Qb3!? Qd6 15.Bf7 Kh8 16.b6 ab6 17.Qb4=) 14...Bf3= 15.Qf3 (worse 15.gf3 Qd6 16.f4 Nf4–/+) 15...Nd5?? (better 15...Ne5 16.Qe2 Nc4 17.Qc4 Qd2=) 16.Nd5 (better 16.bc6!? Nf6 17.cb7 Rb8+- ) 16...cd5 17.Bb3 (better 17.Bd5!? Re7 18.Rfd1+- ) 17...Qd6+- 18.Bd5?? (better 18.g3 Rad8 19.Rac1+- ) 18...Re7 (18...Qh2) 19.g3+- Rae8 (19...Rb8 20.d4+- (worse 20.Bb7 Qd2 21.Bd4 Bg3+- )) 20.Rfd1 Rd8 (20...Qd7 21.Bb7 Qb5 22.Rab1+- ) 21.Bb7 Qd3 (21...Ne5 22.Qh5+- ) 22.Bd4 (22.a4 Ne5 23.Qh5 Ba5+- ) 22...Ne5 (22...Be5 23.Bc3!+- ) 23.Qf4 (better 23.Qh5+- ) 23...Nc6?? (better 23...Ng6 24.Qg5 h6+- ) 24.Bc6 (better 24.Qg5 Nd4 25.Qe7 (25.ed4?! Re6+- ) 25...Nb5 26.Ba6+- ) 24...Bf4= 25.gf4 Rd4 26.ed4 Qh3 27.Bg2 (27.Re1 Re6 28.Re6 Qe6=) 27...Qd3=+ 28.a4 (28.Rdc1 h6 29.Re1 Re1 30.Re1 Qb5 31.d5–/+) 28...Qd4–/+ 29.Bc6 (better 29.Kf1!?–/+) 29...Re2–+ (worse 29...Qf4 30.Kf1–/+) 30.Rf1 Rf2 (better 30...Rd2 31.Rae1 f5–+) 31.Rae1? (better 31.Rf2 Qa1 32.Kg2 Qa4 33.Re2–+) 31...Rd2 32.Kh1 g6 33.Re4 (33.Re8 Kg7 34.Re5–+) 33...Qd8 (33...Qd3 34.Re8 Kg7 35.Rd1 Qh3 36.Kg1 Qg3 37.Kf1 Qf2) 34.Rfe1?? (better 34.Re8 Qe8 35.Be8+- ) 34...Qh4 35.Kg1 Qg3 36.Kh1 (36.Kf1 Qf2) 36…Qh2 0–1. Goldmund,Heike – Rezack,Thomas, FICGS, 2017.

9.Nc3 Be6 10.Nd4 Bg4 11.f3 Bc8 12.cd5 Ne5 13.Qc2 Ng6 14.Bc4 Ne5 15.Bb3 Ng6 16.Rc1 (16.Rc1 Re8 17.0-0+- ) 1–0. Gabor,Klaus – Beutel,Heinrich, TRE (year?).

9.Nc3 Be6 10.cd5 Nd5 11.Ne4 Re8 12.Nfg5 Ndf4 13.Ne6 Re6 14.Qa4 Be5 15.d4 Bd6 16.Nc5 Bc5 17.dc5 Re7 18.Rd1 Qe8 19.Qc4 c6 20.Qc3 Ne6 21.a4 cb5 22.Bb5 Qc8 23.Bc4 Rc7 24.Be6 fe6 25.h4 Nf8 26.h5 h6 27.Rd6 Rf7 28.0-0 Qc7 29.e4 Rc8 30.Rc1 b6 31.Ba3 Qe7 32.Qg3 bc5 33.Rc5 Rc7 34.Rb5 Qe8 35.Qd3 Rc8 36.Qd4 Rfc7 37.Ra6 Qf7 38.Bd6 Rd8 39.Qd1 Qf6 40.e5 Qg5 41.Rb1 Qf5 42.Ra1 Rf7 43.Qf3 Qf3 44.gf3 Ra8 45.a5 Rf3+/- 46.Rb1 Rf5 47.Rb7 (47.Rb7 Rh5 48.Bf8 Kf8 49.Re6 Rg5 50.Kf1+/-) 1–0. marekt – Horror, ChessWorld.net, 2004.

9.d4 Bb4 10.Bc3 Be7 11.Bd3 Be6 12.cd5 Qd5 13.Nbd2 c6 14.a4 Rac8+= 15.Bb2 c5 16.e4 Qh5 17.d5 Nf4 18.Bf1 Bg4 19.Qb3 c4 20.Qe3 N6d5 21.ed5 Rfe8 22.Ne5?? Bb4 23.Qf4 c3 24.f3 cb2 (24...cb2 25.Rd1 Qe5 26.Qe5 Re5 27.Kf2 Rd5–+; 24...Qe5?! 25.Qe5 Re5 26.Be2 cb2 27.Rd1–+) 0–1. Sawamura,Tetsushi (1920) – Foch,Louis (1740), IECC, 2001.

9.cd5 Nd5 10.a4 Be6 11.Be2 Nh4 12.Nc3 (better 12.0-0+=) 12...Ng2-/+ 13.Kf1 Nc3 14.Bc3 Bh3 15.Qb3 (15.Kg1!? Nh4 16.Bf1-/+) 15...Ne3 16.Ke1 Ng2 17.Kd1 Nf4 (17...Be6 18.Qb2 f6 19.Rg1-+) 18.Rg1-/+ g6 19.Qc4 (19.Bc4 Be6-/+) 19...Be6 (19...Qe7!? 20.Bf1-+) 20.Qd4-/+ Bb3 21.Ke1 f6 22.Bc4 Bc4 23.Qc4 Kg7 24.Kd1 (24.Rg4 Re8 25.Kf1 Ne2-/+) 24...Qd7 25.Kc2 (25.Qe4 Rab8 26.Nd4 Kh8-+) 25...c6 (25...Qf5 26.d3-+) 26.Nd4 (26.bc6 bc6 (26...Qc6?! 27.Qc6 bc6 28.Nd4-/+) 27.Kd1 Rfe8-+) 26...cb5 (26...c5 27.Nb3-+) 27.Nb5 (27.Qb5!? Qc7 28.Rab1-/+) 27...Rac8-+ 28.Qe4 Rfe8 29.Qf3 Qf5 (29...Be5 30.Na7 Bc3 31.dc3 Re2 32.Kb3 Qf7 33.Ka3 Rf2-+) 30.Kd1-/+ Bc5 31.Rg4?? (31.Qb7 Kg8 32.Qf3-+) 31...Nd5 (better 31...Bf2 32.Rg6 Qg6 33.Qf2 Nd3-+) 32.Qf5+- Nc3 (32...Rcd8 33.Bd4 Bd4 34.Nd4+-) 33.Nc3 Rcd8 (33...Rc6 34.Rb1 Re7 35.Qf3+-) 34.Qf3 (better 34.Qc5 Rd7+-) 34...Be7 (34...Rd7 35.Nd5 Re6 36.Rc1+-) 35.Re4 (better 35.Qb7 f5 36.Rc4 Kf8+-) 35...f5 36.Re2 Bf6 (36...Rd7 37.Rb1 b6 38.a5+-) 37.Kc2 (better 37.Qb7 Kf8 38.Re8 Ke8+-) 37...Re2 38.Qe2 Rc8 (38...Rd7 39.Qe6 Rf7 40.Qd6+-) 39.Qe6 (better 39.Qe3 Ra8 40.a5+-) 39...a6 (39...Rc7+-) 40.Qc8 b5 41.ab5 ab5 42.Qb7 Kh6 43.Qb5 (43.Ra7 Bd8 44.f4 Bc7 45.Qc7 Kh5 46.Qh7 Kg4 47.Qg6 Kf4 48.Qg3) 43...Bg7 44.Qd7 Bf6 45.Ra7 Bg7 (45...Bh4 46.Qh7 Kg5 47.Rg7 Kg4 48.Qg6 Kf4 49.Qd6 Kf3 50.Qd3 Kf2 51.Qe2) 46.Qg7 Kg5 (46...Kh5 47.Qh7 Kg5 48.h4 Kf4 49.Qc7 Kg4 50.Qg3 Kh5 51.Qg5) 47.d4 (47.Qe7 Kg4 48.h3 Kh5 49.Ra4 f4 50.Ra5 g5 51.Qg5) 47...Kf4 (47...Kg4 48.Qe5 h6 49.Qg3 Kh5 50.Rg7 f4 51.Qg6 Kh4 52.Qh6) 48.d5 (48.Qe5 Kg5 49.Ne4 Kh5 50.Rh7 Kg4 51.Qg3) 48...g5 (48...Kg4 49.Qd4 f4 50.f3 Kh3 51.Qf4 Kg2 52.Qg3 Kf1 53.Ra1) 49.d6 (49.Qc7 Kg4 50.h3 Kh3 51.Qg3) 49...Kf3 (49...h6 50.Ne2 Kf3 51.Qc3 Kg4 52.Qg3 Kh5 53.Rg7 g4 54.Nf4) 50.d7 (50.Qe5 f4 51.Qe2 Kg2 52.f3 Kh3 53.Rh7) 50...Kg4 (50...h5 51.Qg5 f4 52.Ra4 Kf2 53.Rf4 Ke3 54.Qe5) 51.d8Q f4 (51...h6 52.Qd1 Kh3 53.Qg1 Kh4 54.Qh6) 52.Qgg5 (52.Qdg5 Kf3 53.Qg2) 52...Kf3 53.Qd1 Kf2 54.Qgg1 (54.Qe2) 1-0. Scalzo,Antonio R - Glavina,P (2390), Titled Tue 1st Mar Late, 2022.

9.Bf6 Qf6 10.d4 Bg4 11.Nbd2 Rae8 12.c5+/- Bf4 13.Be2 Be3 14.fe3 Re3 15.0-0 Nf4 16.Rf2 Rfe8 17.Bf1 Nd3? 18.Bd3 Rd3 19.Qa4 Rde3 20.Qa7 Bf3 21.Nf3 g5 22.Raf1 R8e4 23.Ne5 Rf4 24.Qa8 Kg7 25.g3 Rf2 26.Rf2 Re1 27.Kg2 (27.Kg2 Qe6 28.Rf7 Qf7 29.Nf7 Kf7 30.Qb7+- ) 1–0. Rosner,Dirk – Ruiz Symmes,Arthuro, CiF, 2000.

8.Be2 0-0

9.0-0 c6 10.c4 dc4 11.bc6 bc6 12.Na3 c3 13.dc3 Qc7 14.Nc4 Rd8 15.Nd6 Rd6 16.Qc2 Bg4 17.Rfd1 Rad8 (17...Bf3 18.Bf3 Ne5 19.Be2+- ) 18.c4 c5 19.Rd6 Rd6 20.Rd1 Bf3 21.Bf3 Ne5 22.Be5 Rd1 23.Qd1 Qe5 24.Qd8 Qe8 25.Qc7 1–0. Panza (2675) – Bumpy_Dog (2185), ChessWorld.net, 2016.

9.0-0 Qe7 10.c4 Bg4 11.cd5 Nd5 12.Nc3 Nc3 13.Bc3 Rfd8 14.Qa4 Bh5 (14...Be6!?+/-) 15.g4+- Nf4 16.Bd1 (16.ef4?! Qe2 17.Ne5 A) 17...Bg4? 18.Rae1 Be5 19.Re2 Bc3 20.Re7 (20.dc3?! Be2 21.Re1 Re8+/-) 20...Bd2 21.Rc7+- ; B) 17...Be5 18.fe5 Qg4 19.Qg4 Bg4+=) 16...Qd7 17.Nh4 (17.ef4?! Qg4 18.Kh1 Qh3+=) 17...Nd5 (17...Bg4 18.ef4 Bd1 19.Rfd1 a6+- ) 18.gh5 Qh3 19.Nf3 a6 20.Be5 Qh5 21.Bg3 Nb6 22.Qh4 Qb5 23.Bc2 h6 24.Qe4 g6 25.Bb3 Qf5 26.Qb7 Rab8 27.Qc6 a5 28.Kg2 a4 29.Bc2 Qc8 (29...Qg4 30.d4+- ) 30.Rfc1 (30.Ba4 Na4 31.Qa4 Rb4+- ) 30...Bg3 31.hg3 Rd6 32.Qe4 Qd7 33.d4 f5 34.Qf4 Qh7 35.Rab1 Re8 36.Bd3 a3 (36...Qg7 37.Rh1+- ) 37.Rb6! Rb6 (37...cb6 38.Qd6 Double attack (38.Qd6 Deflection; 38.Bc4 Decoy; 38.Qd6 Overloading); 37...Rb6 38.Rc7 Combination) 38.Rc7 Re7 39.Rc8 Kg7 40.d5 Rf6 41.d6 Rd7 42.Qe5 Rdf7 (42...f4 43.Rc7 Rc7 44.dc7+- ) 43.Nd4 1–0. marekt – elitedriver, gameknot.com, 2015.

9.0-0 a6

10.Nc3 Re8

11.a4 c5 12.a5 Bf5 13.Na4 Nd7 14.b6 Qe7 15.Ba3 d4 +/-.

11.a4 Bd7 12.ba6 ba6 13.Ba3 Qe7 14.Bd6 Qd6 15.d4 Bf5 +=.

11.a4 Bg4 12.h3 Bd7 13.ba6 ba6 14.Ba3 Ba3 15.Ra3 c5 +=.

11.a4 Bg4 12.h3 Bd7 13.ba6 ba6 14.Ba3 Qe7 15.Bd6 Qd6 16.Bd3 Ne4 17.Be4 de4 +=.

11.a4 Bg4 12.h3 Bd7 13.ba6 ba6 14.Rb1 c5 15.d4 c4 =.

7.Nf3 Be6

8.Nc3 Bd6 9.Be2 0-0 10.0-0 c5 11.bc6 bc6 12.Nd4 Qb8 13.Rb1 c5 14.Ne6 fe6 15.f4 a6 16.Bd3 Qe8 17.Ba3 e5 +/-.

8.Nc3 Bd6 9.Be2 0-0 10.0-0 Re8 11.Nd4 Bd7 12.f4 Ne7 13.a4 c5 14.bc6 bc6 15.Rb1 Nf5 +=.

8.Bd3 Bd6 9.0-0 0-0 10.a4 a6 11.Nc3 Qe7 12.a5 ab5 13.Nb5 Bb4 14.Bf6 gf6 15.c3 Ba5 +/-.

8.Bd3 Bd6 9.0-0 0-0 10.a4 a6 11.Nc3 Qe7 12.ba6 ba6 13.Rb1 c5 14.Re1 Qc7 15.Qe2 Ne5 +=.

8.Bd3 Bd6 9.0-0 0-0 10.a4 a6 11.Nc3 Qe7 12.ba6 ba6 13.Rb1 c5 14.Re1 Qc7 15.h3 Qc6 16.e4 d4 17.e5 dc3 +/-.

8.Bd3 Bd6 9.0-0 0-0 10.a4 a6 11.Nc3 Re8 12.Nd4 Bg4 13.f3 Bd7 14.Nf5 Bc5 15.ba6 ba6 +=.

8.Bd3 Bd6 9.0-0 0-0 10.Nc3 Ng4 11.Be2 Nh4 12.h3 Nf3 13.Bf3 Nh2 14.Re1 Qg5 15.a4 Nf3 +=.

8.Nd4 Bd6 9.Be2 0-0 10.0-0 Bd7 11.Nc3 Re8 12.f4 Ne7 13.Nf3 Ng6 14.a4 c5 15.bc6 bc6 +=.

8.Nd4 Bg4 9.Be2 Be2 10.Qe2 Qd7 11.0-0 Bd6 12.Nc3 0-0 13.f4 c5 14.bc6 bc6 15.Rab1 Rab8 16.Qd3 c5 17.Nf3 Rb7 +=.

8.Nd4 Bg4 9.Be2 Be2 10.Qe2 Qd7 11.0-0 Bd6 12.Nc3 0-0 13.f4 Rfe8 14.Qd3 c5 15.bc6 bc6 +/-.

8.Nd4 Bg4 9.Be2 Be2 10.Qe2 Qd7 11.0-0 Bd6 12.Nf3 Qe7 13.Bf6 Qf6 14.Nc3 c6 15.bc6 bc6 +/-.

8.Be2 Bd6 9.0-0 0-0 10.Nd4 a6 11.f4 Bd7 12.Nc3 ab5 13.Ncb5 Bb5 14.Bb5 Ba3 15.Qc1 Qe7 +/-.

8.Be2 Bd6 9.0-0 0-0 10.Nd4 a6 11.f4 Bd7 12.Nc3 Re8 13.a4 c5 14.bc6 bc6 15.Nb3 c5 16.Bf3 c4 17.Nd4 Qa5 +=.

8.Be2 Bd6 9.0-0 0-0 10.Nd4 a6 11.f4 Bd7 12.Nc3 Re8 13.a4 c6 14.Nb3 ab5 15.ab5 Qe7 +/-.

8.Be2 Bd6 9.0-0 0-0 10.Nd4 Bd7 11.Nc3 Re8 12.f4 Ne7 13.a4 c5 14.bc6 bc6 15.Rb1 Nf5 +=.

8.Bd4 Bd6

9.Nc3 0-0 10.Bd3 c5 11.bc6 bc6 12.Ng5 Bd7 13.f4 Ng4 14.Bg6 fg6 15.Nf3 Qe8 +=.

9.Be2 c5 10.bc6 bc6 11.h4 c5 12.h5 cd4 13.hg6 de3 14.gf7 Bf7 15.de3 0-0 +=.

9.Be2 0-0

10.h4 Bg4 11.Nc3 Be7 12.Ng1 Be2 13.Nge2 Qd6 14.h5 Ne5 15.h6 g6 +=.

10.h4 h6 11.h5 Nh8 12.Nc3 c5 13.bc6 bc6 14.Rb1 Ng4 15.Ng1 f5 +=.

10.h4 h6 11.h5 Nh8 12.Ne5 a6 13.Nc3 ab5 14.Nb5 Be7 15.Bb2 c5 16.0-0 Re8 17.d3 Nd7 +=.

10.h4 h6 11.h5 Nh8 12.Ne5 a6 13.Nc3 ab5 14.Nb5 Be7 15.Bb2 c6 +=.

10.h4 h6 11.h5 Nh8 12.Ne5 a6 13.Nc3 Ne4 14.0-0 Nc3 15.Bc3 ab5 +=.

3.e4?? Bb4

4.Bb5 Nd4 5.a4 Qh4 6.Bd4 ed4 7.Nf3 Qe4–+ 8.Qe2 Qe2 9.Be2 Bc5 10.0-0 d5 11.Re1 Nf6 12.Bb5 Kd8 13.Ne5 Be6 14.f4 d3 15.Kh1 dc2 16.Nc3 d4 17.Na2 Ng4 18.Nd3 Bd6 19.Kg1 a6 20.Nab4 ab5 21.ab5 Ra1 22.Ra1 Bc4 23.Nc2 Bd3 24.Ra8 Kd7 25.Rh8 Bc2 26.Rh7 Bh7 27.g3 Bb4 28.h3 Ne3! 29.de3 de3 30.f5 e2 31.b6 e1Q 32.Kg2 Bf5 33.bc7 Be4 34.Kh2 Qf2# 0–1. ft4jemc – marekt, ChessWorld.net, 2004.

4.c3 Bc5 5.Nf3 d6 6.Bc4 Nf6–/+ 7.d4 (7.d4 ed4 8.Ng5–+). tradicio – Ridgereeno, ChessWorld.net, 2005.

4.c3 Be7 5.f3 d5 0–1. alctay (1715) – ajeffries (2075), net–chess.com, 2009.

4.Nc3 d6 5.Bb5 a6 6.Bc6 bc6 7.d4 d5 8.a3 Ba5 9.de5? de4?? 10.Qd8+= Kd8 11.0-0-0 Ke8 12.Ne4 Ne7 13.Nf3 h6 14.Rd3 Bf5= 15.Re3 Bb6 16.Re2 Rd8 17.Rd1 Nd5 18.Nc3 Nf4 19.Rd8 Kd8 20.Rd2 Kc8 21.g3 Ng2 22.Nd4+= Bd7 23.f3 Ne1 24.Kd1 Nf3?? 25.Nf3+- Bg4 26.Ke2 Re8 27.Nd1 c5 28.Kf2 c4 29.Kg2 Ba5 30.Rd4 c3? 31.Rg4 cb2 32.Nb2 g6 33.Nc4 Bc3 34.Re4 c5 35.Nd6 Kd8 36.Ne8 Ke8 37.Rc4 Bb2 38.Rc5 Ba3 39.Ra5 Be7 40.Ra6 Kf8 41.c4 h5 42.Ra8 Kg7 43.Rc8 Kh6 44.Rc7 Bd8 45.Rf7 g5 46.h3 Kg6 47.Rf8 Be7 48.Ra8 Kf5 49.g4 hg4 50.hg4 Kg4 51.Rc8 Kf4 52.Re8 Bb4 53.e6 g4 54.Ng1 Bc5 55.Ne2 Ke3 56.Rc8 Be7 57.Kg3 Ke2 58.Kg4 Ke3 59.Kf5 Kd3 60.Ke5 Kc3 61.Kd5 Kb4 62.c5 Kb5 63.c6 Kb6 64.Re8 Bc5 65.e7 Be7 66.Re7 Ka6 67.Kd6 (67.Kd6 Kb6 68.c7+- ) 1–0. tradicio – Tricky.1, ChessWorld.net, 2005.

4.Nc3 Nf6 5.Nb5 (5.Nge2 d6–+) 5...a6–+ 6.a4? (better 6.Nc3–+) 6...ab5 7.ab5 Na5 (7...Ra1 8.Qa1 Nd4 9.Bd4 ed4 10.Qd4–+) 8.Be5 (8.Ra4 Qe7–+) 8...0-0 (8...Ne4!? 9.Qg4 Bd2 10.Ke2–+) 9.c3 Bc5 (9...Be7 10.Qf3–+) 10.d4 Bb6 11.Qa4? (better 11.Bd3–+) 11...Ne4 12.Nf3 (12.Qc2 d6 13.Bf4 Re8–+) 12...Nc3 (12...d6 13.Qc2 de5 14.Qe4 ed4 15.Bd3–+) 13.Qb4 (13.Qc2 Nd5 14.Qe4 c6 15.bc6 dc6–+) 13...Ne4 (13...Nd5 14.Qb2 d6 15.Bg3–+) 14.Bc4 (14.Bd3 Nc6 15.Qf8 Qf8 16.Ra8 Ne5 17.Be4 Nf3 18.gf3 c6–+) 14...c5! 15.dc5 (15.Qc5 Nc5) 15...Nc5 (better 15...Bc5!? 16.Bf7 Rf7 17.Qe4–+) 16.0-0 d5 17.Rfd1 Be6 (17...Nc4?! 18.Ra8 Ne5 19.Ne5–+) 18.Bd5 (18.Ba2 Ne4 19.Bd4 Qc7–+) 18...Bd5 19.Nd4 (19.Bg7 Kg7 20.Qg4 Kh8 21.Qd4 f6 22.Qd5 Qd5 23.Rd5 Ne4–+) 19...Bb3 (19...Qg5 20.Bg3–+) 20.Nc6 (20.Nb3 Nab3 21.Qg4–+) 20...Nd3 (better 20...Qg5 21.Qd2 Qd2 22.Ne7 (22.Rd2?? bc6 23.Rd4 Nc4 24.Rc4 Ra1 25.Ba1 Bc4–+) 22...Kh8 23.Rd2–+) 21.Nd8 (21.Ne7 Kh8 22.Qc3 Ne5 23.Rd8 Rfd8 24.Nf5–+) 21...Rfd8 (better 21...Nb4 22.Nb7 Bd1 23.Na5 Rfd8–+) 22.Rd3 Rd3 23.h4 (better 23.Qg4 g6 24.Qh4–+) 23...Rc8?? (better 23...Be6–+) 24.Qg4+- Do you see the mate threat? 24...Nc4?? (better 24...f6 25.Qc8 Rd8+- ) 25.Qc8 (25.Qg7) 25...Bd8 (25...Rd8 26.Qb7 Rf8 27.Bg7 Kg7+- ) 26.Bc7 Rd1 (26...h6 27.Ra8 Rd5 28.Qb7 Rd1 29.Kh2 Nd2 30.Rd8 Kh7+- ) 27.Rd1 h6 (27...g6 28.Rd8 Kg7 29.Rg8 Kf6 30.Qd8 Kf5 31.Qd5 Ne5 32.Qe5 Kg4 33.Qg5) 28.Rd8 Kh7 29.Rh8 (29.Qf5 g6 30.Qf7) 29...Kg6 30.Qb7 (30.Qg4 Kf6 31.Qe4 g6 32.Rg8 g5 33.Bd8) 30...Nd2+- 31.Qc6 Kh5 32.Bg3 (32.Qc5 Bd5 33.Qd5 Kg4 34.f3 Nf3 35.gf3 Kh4 36.Qf5 g5 37.Rh6) 32...g6 (32...Be6 33.Qc5 Kg4 34.Qd4 Ne4 35.Qe4 Kh5 36.Qe5 f5 37.Qg7 f4 38.Rh6) 33.b6 (33.Qf6 Kg4 34.Qf4 Kh5 35.Rh6) 33...Be6 34.b7 (34.Qb5 Bf5 35.Qe2 Nf3 36.Qf3 Bg4 37.Qf4 Be6 38.Rh6) 34...f5 (34...Bd7 35.Qf6 Nf3 36.gf3 Be6 37.Qg5) 35.b8Q Ne4 (35...g5 36.Rh6! Kh6 37.Qh8 Kg6 38.Qe6) 36.Qe6 (36.Rh6 Kh6 37.Qh8) 36...Kg4 (36...f4 37.Qbe5 g5 38.Rh6) 37.Qg6 Ng5 38.Qf4 1–0. MARYMARY – ASHAS, ChessWorld.net, 2019.

4.Bc4 Qg5 5.Nf3 Qg2 6.Rg1= Qh3 7.c3?? Bc5 8.Bf7 Kf7?? 9.Ng5+- Ke8 10.Nh3 d6 11.Rg7 Nf6 12.Qb3 Rf8 13.Ng5 Ng4 14.d4 ed4 15.Rg8 Nce5 16.cd4 Nd3 17.Kd2 Nh6 18.Rf8 Kf8 19.Kd3 Bb6 20.Nc3 a5 21.Ne6 (21…Be6 22.Qe6+- ) 1–0. Davis,David – Leeming,Peter, IECG 7PSRR, 1995.

4.Nf3 d6 5.c3 Ba5 6.Na3 Be6 7.Bb5 Nf6 8.Qa4 Bb6–/+ 9.0-0 Bd7 10.Nc4 0-0 11.Rfe1 Ng4 12.d4= ed4 13.cd4 a6 14.Bc6 Bc6 15.Qb3 Ba7 16.h3 Nf6 17.d5 Bb5 18.Rad1 Re8 19.a4 Bc4 20.Qc4 Rb8 21.e5 de5 22.Be5 (< 22.Ne5 Qd6=+). pierre – ulas01, internet, 2008.

3.e4?? Nb4

4.c3 Ba5 5.Na3 a6 (5...d5 6.Qa4 Bb6 7.ed5 Qd5 8.Nc4-/+) 6.Nf3 d6 (6...d5 7.ed5 Qd5 8.Qb3 Qe4 9.Be2-/+) 7.Nc4 Bb6 (7...Nf6 8.d4 Ne4 9.Na5 Na5 10.Bd3=+) 8.Nb6=+ cb6 9.a3 (9.d4 Nf6=+) 9...Bg4 (9...Nf6 10.d4-/+) 10.h3=+ Bf3 11.Qf3 Nf6 12.d4 0-0 13.d5 Ne7 14.Bd3 (14.Rb1 b5=+) 14...Ng6 (14...Ned5 15.ed5 e4-/+) 15.c4? (15.0-0 Nf4=+) 15...Rc8 (better 15...Nh4!? 16.Qg3 Nh5-/+) 16.0-0 Nf4 17.Rac1 Nd3 18.Qd3 Re8 19.f3 (19.f4 Qc7=+) 19...Nh5-/+ 20.Qd2 b5 (20...Nf4 21.Kh2-/+) 21.cb5=+ White gets strong play along the open c-file 21...Qb6 22.Kh2 Qb5 23.Bc3 Nf4 24.Bb4 Nd3 (24...Qd7!?=+) 25.Rc8= Rc8 26.Bd6 f6 27.Rd1 Nf4 (27...Qd7 28.Qd3 Qd6 29.Qe3=) 28.Bb4 Qa4 29.Rc1 Rc1 30.Qc1 h5 (30...Qd7!?+=) 31.d6 (better 31.Qc8 Kh7 32.Qc7+- (32.Qb7?? Qc2 33.Bd2 Qd2 34.Qg7 Kg7 35.Kg3 Qg2 36.Kh4 Qh3)) 31...h4?? (better 31...Kh7+/-) 32.Qc8+- Kh7 33.Qf5 (33.Qb7?? Qc2 34.Bd2 Qd2 35.Qg7 Kg7 36.d7 Qg2) 33...Kh6 34.d7 Qd1 35.Qg4 Ne2 Do you see the mate threat? 36.Bc5 (36.Qh4 Kg6 37.Qg4 Kh6+-) 36...g5 (36...Ng3 37.Qh4 Nh5+-) 37.Bf2 (37.Bf2 Qd6 38.Be3+-; 37.Qe6 Qh1 38.Kh1 Ng3 39.Kg1 Ne2 40.Kh2 Kg7 41.d8Q Kg6 42.Qdf6 Kh7 43.Qef7) 1-0. vcekota (2395) - bolu (2265), net-chess.com, 2022.

4.c3 Nc6 5.Bb5 Na5 6.Nf3 c6 7.Bd3 Qf6 8.c4 Bd6 9.Bc3 Ne7?? 10.0-0?? b5?? 11.cb5?? Nb7+= 12.bc6 Nc6 13.h3 0-0 14.Qb3 Be7 15.Qb2 d6 16.Bb5 Bd7 17.a4?? Nc5 18.h4? Ne4–+ 19.Qc2 d5 20.Bc6–/+ Bc6 21.Ne5 Qh4?? 22.Nc6+= Bd6 23.Qb2?? Qh2 0–1. painter1 – hercules53, Live Game Caissa's Web, 2004.

4.Bc4 Nc6 5.f4 (5.Nf3 d6=+) 5...Nf6 (5...ef4!? 6.Qf3 Qg5-/+) 6.fe5=+ Ne4 7.Qf3 (better 7.Bf7 Kf7 8.Qf3 Ke8 9.Qe4=) 7...d5-/+ 8.Bb3 Bc5 9.d3? (better 9.Ne2!?-+) 9...Nf2 10.Bd5 Bg4?? (better 10...0-0 11.Bc6 Nh1-+ (11...bc6 12.Qc6 Nh1 13.Qc5-+)) 11.Qf7 1-0. baba_roga (2135) - packattack737 (1620), Rated Bullet tournament, lichess.org, 2016.

4.Bc4 Qe7 5.Ba3 Qc5 6.Bb3 Qd4 7.c3? Nd3–+ 8.Ke2 Qe4 9.Kf1 Ba3 10.Nf3 Bb2 11.Qc2 Ba1 12.h4 Nc5 13.Qd1 Nb3 14.Qb3 d6 15.Ng5 Qd3 16.Kg1 Qe2 17.Qf7 Kd8 18.Qg7 Bf5 19.Qh8 Kd7 20.Qg7 Ne7 21.h5 Rg8 22.Qf6 Bb1 23.Kh2 Qh5 24.Kg1 Nd5 25.Qe6+- Kc6 26.Rh5 Rf8 27.c4 Nf4 28.Qh6 Nh5?? 29.Qf8+- Kc5 30.Qf7 Bg6 31.Qd5 Kb6 32.Qb5# 1–0. Pumphut – chesserin, internet, 2003.

4.d4 ed4 5.Bd4 Qe7 6.Nc3 Nf6 7.Nf3 Ne4–+ 8.Ne4 Qe4 9.Be2?? Nc2 10.Qc2 Qc2 11.Bd1 Qe4 (11...Qe4 12.Be3 Bb4 13.Kf1 c5–+) 0–1. bambi – jamie, net–chess.com, 2004.

4.Be5 d6

5.Bb2 Qh4 6.Nc3 Bg4 7.Be2+= Be2 8.Nge2 Nf6 9.0-0 Ng4 10.h3+= h5 11.Nd5 0-0-0?? 12.Nb4+- d5 13.Nd5 Bd6 14.f4 Nf6 15.e5 Ne4 16.ed6 Rd6 17.Ne3 g6 18.d3 b6 19.Qe1 Qe1 20.Rae1 h4 21.Bh8 Nd2 22.Rf2 c5 23.Nc4 Rd5 24.Nd2 c4 25.d4 (25.d4 Kd7 26.Nc4+- ; better is 25.Nc4!? Kb7+- ) 1–0. Dazzer – Barry49434, ChessWorld.net, 2005.

5.Bc3 Be6?? 6.Bb4+- Be7 7.Nf3 Nf6 8.Nc3 0-0 9.Bd3 a5 10.Ba3 Nd7 11.0-0 h6 12.Qe1 c6 13.e5 d5 14.Be7 Qe7 15.Rb1 b5 16.Ne2 b4 17.Ned4 c5 18.Nc6 Qe8 19.c4?? dc4?? 20.Bc2?? Nb6+= 21.Qe4 f5?? 22.Qf4?? Nd5 23.Qh4 Qc6–/+ 24.Qh3 f4 25.Qh4–/+ b3 26.ab3 g5 (26...g5 27.Qh6 Qd7 28.bc4 Nb4 29.Bh7 Qh7 30.Qe6 Kh8 31.Ng5 Qh5+- ). lilgia – milanista, internet, 2007.

3.Nf3?? e4

4.b5 Na5 5.Nd4 =+.

4.b5 ef3 5.bc6 bc6 (5...dc6 6.ef3 Be6 7.Nc3+=) 6.ef3= Rb8 (6...d5 7.Qe2 Qe7 8.Be5=) 7.Qe2 (7.Bd4 Qe7 8.Be2 c5=) 7...Qe7 8.Qe7 Ne7 9.Bd4 a6 10.Nc3 (10.Ba7 Ra8 11.Be3 d5=) 10...Nf5+= 11.Be5 (11.Ba7 Rb7 12.Be3 Rb2+=) 11...d6 12.Bf4 Nd4 13.Bd3 Bf5 (13...Ne6 14.Be3+=) 14.Bf5= Nf5 15.Be3 (15.Ke2 Kd7=) 15...Be7 16.0-0 (16.Ke2 d5 17.g4 d4 18.gf5 dc3 19.dc3 0-0=) 16...Rb2 (16...d5 17.d4–/+) 17.Rfc1 Kd7 18.Rab1 (18.Nd1 Rb4+=) 18...Rhb8–/+ 19.h3 (19.Rb2 Rb2 20.a4 d5–+) 19...Bf6 (19...d5 20.g4 Nh4 21.Kf1–+) 20.Ra1 (20.Rb2!? Rb2 21.Ne4–/+) 20...Bc3–+ 21.dc3 Re8 22.Rab1 (22.Bf4 Re2–+) 22...Rb1 (22...Ra2 23.Ra1 Ra1 24.Ra1 Ne3 25.fe3 Re3 26.Ra6 Rc3 27.Ra2–+) 23.Rb1 Ne3 24.fe3 Re3 25.Rb3 Re2 26.Rb2 Re5 (26...g5 27.Kf1 Rd2 28.a3–+) 27.Kf2 Rb5 28.Rb3 d5 29.Ke3 Kd6 30.f4 (30.Ra3 Rb6–+) 30...Kc5 (30...Ra5 31.Rb2–+) 31.Kd3 (31.Ra3 a5–/+) 31...h5 (31...Ra5 32.Rb8 g6 33.Rc8–/+) 32.a4 (32.Ra3!?–/+) 32...Ra5–+ 33.Ra3 h4 34.f5 (34.Ke3 Kd6–+) 34...Kd6 35.f6 (35.c4 Ke5–+) 35...g5 36.Kd4 (36.c4 Ke5–+) 36...c5 37.Kd3 (37.Ke3 Ke5–+) 37...Ke5 (37...c4 38.Ke2–+) 38.c4 c6 39.Ra1 Kf6 40.Ra3 (40.Kc3 Ke5–+) 40...Ke5 41.Ke2 Kd4 42.c3 (42.cd5 cd5 43.Rd3 Kc4 44.Ra3–+) 42...Kc4 43.Kd2 f5 44.Kc2 d4 45.Kc1 (45.Kb2 d3–+) 45...Kd3 46.Kb2 c4 0–1. Correia,Vitor Paie – Araujo,Renan Aparecido (1875), Championship Brasileiro Juvenil – Abs, 2012.

4.Nd4 Bb4?? 5.Nc6 dc6 6.Bg7 +- .

4.Nd4 Nd4 5.Bd4 Bb4?? (5...Ne7 6.d3=+) 6.c3 (6.Bg7 d5+- ) 6...Bd6?? (6...Bf8 7.d3=+) 7.Qa4 (better is 7.Bg7 Be5 8.Be5+- ) 7...Nf6 8.g3 (8.Bf6 Qf6 9.Qe4 Be7=+) 8...0-0 9.g4 (9.Bf6!? Qf6 10.Qe4=+) 9...Ng4 10.f3? (better is 10.Rg1 Ne5 11.Bg2–+) 10...ef3 11.ef3 (11.Bf2 Nf2 12.Kf2 fe2 13.Be2 Bc5 14.Kg2 d5–+) 11...Nh2 (better is 11...Qh4!? 12.Kd1 Nf2 13.Kc2 Nh1 14.Qc4–+) 12.Rg1 (12.Be2–+) 12...Nf1 (better is 12...Nf3 13.Kd1 Ng1 14.Bg1 Re8–+) 13.Kf1 (13.Rg7 Kh8 14.Rf7 Kg8 15.Rg7 Kh8 16.Re7 Be5 17.Be5 Rf6 18.Bf6 Kg8 19.Qg4 Kf8 20.Qg7) 13...g6 14.Na3 (14.Qb5 Qh4–+) 14...Bh2 15.Rh1 Bd6 (better is 15...Qh4!? 16.Qa5 Qg3 17.Ke2–+) 16.Re1?? (16.Rg1 a6 17.Nb5–+) 16...Ba3 17.Qa3 Re8 18.Re8 Qe8 19.c4 d6 20.c5 dc5 21.Bc5 b6 22.Bf8 (22.Be3 Bb7 23.Bh6 Qb5 24.Kf2 Qe5–+) 22...f5 (better is 22...Qf8 23.Qf8 Kf8 24.Rh7 Ba6 25.Kf2 Rd8 26.Rh8 Ke7 27.Rd8 Kd8–+) 23.Bb4 (23.Bh6 c5–+) 23...c5 24.Qb3 (24.Bc3 Be6 25.Qa6 Qf7–+) 24...Qf7 (better is 24...Be6 25.Qb1 Qb5 26.d3 Qb4 27.Qb4 cb4–+) 25.Qf7 Kf7 26.Rh7 (26.Bc3 h5 27.f4–+) 26...Kg8 27.Rh1 (27.Rh4 cb4 28.Rb4 Be6–+) 27...cb4 28.Kf2 Be6 29.Ra1 (29.Rb1 Rd8 30.Ke3 a5–+) 29...Rd8 30.a3 (30.Ke3 f4 31.Kf4 Rd2–+) 30...ba3 31.Ra3 Rd2 32.Ke3 Rd5 (better is 32...Rd7 33.Ra1–+) 33.Ra7 b5 (33...g5 34.f4 g4 35.Re7–+) 34.Ra8 (34.f4 Rd1–+) 34...Kg7 (34...Kf7 35.f4–+) 35.Ra7 (35.f4–+) 35...Kg8 (35...Kf6 36.f4–+) 36.Ra8 Kg7 (36...Kf7 37.f4–+) 37.Ra7 Kg8 (better is 37...Kf6–+) 38.Ra8= ½–½. couper2 – 07eagle, Live Game Caissa's Web, 2004.

4.Nd4 Nb4?!

5.c4 –/+.

5.d3 ed3 6.ed3 Nf6 7.Ba3 Qe7 8.Be2 Qe5 9.c3 Nbd5 10.Bf8 Rf8 11.h3? Nf4 12.g3–/+ Ne2 13.Qe2 Qe2 14.Ne2 d6 15.c4 Bf5 16.Kd2–/+ 0-0-0 17.Re1 Bh3–+ 18.Nf4 Bd7 19.Nc3 h5 20.Ncd5 Nd5 21.Nd5 Rde8 22.Re8 Re8 23.Re1 Bc6 24.Re8 Kd7?? 25.Re7+- Kd8 26.Rf7 Bd5 27.cd5 b5 28.Rg7 Kc8 29.f4 (29.f4 Kd8 30.Rh7+- ) 1–0. xyzzy – CSLewis, ChessWorld.net, 2005.

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    Available lines:
  • 1.b4 (4 players, 1 day/move)
  • 1.b4 (4 players, 10 days/move)
  • 1.b4 e5 2.Bb2 Bb4 3.Be5 Nf6 (4 players, 3 days/move)
  • 1.b4 e5 2.Bb2 Bb4 3.f4 ef4 4.Bg7 Qh4 5.g3 fg3 6.Bg2 gh2 7.Kf1 hg1Q 8.Kg1 (Kucharkowski-Meybohm gambit, 6 players, 10 days move)
  • 1.b4 e5 2.Bb2 f6 3.e4 Bb4 4.Bc4 (Sokolski gambit, 4 players, 3 days/move)
  • 1.c4 Nf6 2.b4 (English orangutan, 4 players, 3 days/move)
  • 1.e4 c5 2.b4 (Sicilian: Wing gambit, 4 players, 10 days/move)
  • 1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 (French: Wing gambit, 4 players, 3 days/move)

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