5.a3 Ba5 (--> 1.b4 e5 2.Bb2 Bb4 3.Be5 Nf6 4.a3 Ba5 5.c4 Nc6).

5.a3 Bd2! 6.Qd2 (6.Nd2 Ne5 Zwischenzug; 6.Qd2 Ne5 Zwischenzug; 6.Kd2 Ne4 Double attack (6...Ne5 Zwischenzug)) 6...Ne5 7.Qd4 d6 8.f4 Nc6 9.Qc3 0-0 10.g3 Ne4 11.Qc2 (11.Qb2 Re8-+) 11...f5 (better 11...Qf6!? 12.Ra2 Qd4 13.e3 Qe3 14.Qe2 Qc1 15.Qd1 Qd1 16.Kd1 Bg4 17.Kc1-+) 12.Nc3 Nd4 13.Qb2 Qf6 14.Ne4?? (better 14.Rb1 Nc2! 15.Qc2 Nc3 16.Rc1-+) 14...Nf3!! (14...fe4?! 15.0-0-0 Ne6 16.Qf6 Rf6 17.Bg2-/+) 15.Kf2 (15.ef3 Qb2 Discovered attack; 15.Nf3 Qb2 Discovered attack (15...fe4 Zwischenzug)) 15...Qb2 16.Nf3 fe4 17.Bg2 ef3 18.Bf3 Qd4 19.e3 Qd2 20.Be2 Bg4 21.Rhe1 Rae8 22.Rad1 Qe3 23.Kf1 (23.Kg2 Rf4 24.Rb1 Rf2 25.Kh1 Qe4 26.Bf3 Qe1 27.Re1 Re1) 23…Bh3 0-1. Lisyonok - fax (1835), Rated Classical game, lichess.org, 2013.

5.Bb2 Ne4 6.Nf3 (6.Bg7!? Rg8 7.Bb2+=) 6...0-0=+ 7.Nc3 (7.e3!?=+) 7...Nc3 8.Bc3 d6 (8...Bc3 9.dc3 Qf6 10.Nd4-/+) 9.Bb2 Be6 10.e3 d5 11.cd5 (11.Qc2 dc4 12.Bc4 Bc4 13.Qc4 Re8=) 11...Bd5 12.Be2 Qd6 13.Qc2 Ba5 (13...Rfd8 14.Bc3=+) 14.Bd3 Nb4 (14...h6=+) 15.Qb1?? (15.Bh7!? Kh8 16.Qc3+=) 15...Bf3 (better 15...Nd3 16.Qd3 Rfd8-/+) 16.gf3?? (better 16.Bh7 Kh8 17.gf3=) 16...Nd3-+ 17.Qd3 (17.Kf1-+) 17...Qd3 18.Rg1 f6 (18...Bd2 19.Kd1 Be3 20.Ke1 Qd2 21.Kf1 Qf2) 19.Rd1-+ Rad8 20.Bc3 Bc3 21.dc3 Qd1 0-1. fishissushi (1780) – Lyralei, Casual Blitz game, lichess.org, 2020.

5.Bc3 a5 6.a3 Be7 7.e3 0-0 8.Nf3 d5 9.Be2 Be6 10.Qb3 Ra6 11.Qa4 dc4 12.Bc4 =+.

5.Bc3 Bc5 6.d4 Be7 7.d5 Na5?? 8.Ba5+- b6 9.Bc3 Bc5 (9...Ne4 10.e3+-) 10.Nd2 Ng4 (10...a5 11.e3+-) 11.e3 Qh4 (11...f5 12.Bg7 Rg8 13.Bd4+-) 12.Nh3 Be3 13.Qe2 (13.Bg7?! Bf2 14.Ke2 Rg8+-) 13...0-0 14.g3 (better 14.Nf3 Qh6 15.fe3 Ne3 16.Kf2+-) 14...Bd2 15.Bd2 Qf6 16.Qg4?? (better 16.Rc1 d6 17.f3+-) 16...Qa1 17.Qd1 Re8 18.Be2 Qe5 (better 18...Qa2!? 19.Be3 a5=+) 19.Be3= d6 20.Nf4 Bf5 21.0-0 g5 (21...Qb2 22.Qa1 Qa1 23.Ra1+/-) 22.Nd3 (22.Nh5!? Bg6+-) 22...Qe4+/- 23.Ne1 Bh3 24.Bf3 (better 24.Bd3 Qg4 25.Qg4 Bg4 26.Nc2+/-) 24...Qc4= 25.Bg2 Bg2 26.Ng2 (worse 26.Kg2 Re5-/+) 26...Qa2 27.Bg5 Re2?? (27...Qe2!? 28.Qc1 Qe5=) 28.Qd4 (28.Nf4 Rae8+-) 28...Rae8 (better 28...Qc2+=) 29.Bh6+- Qb2 30.Qg4 Kh8 31.Be3 a5 (31...R2e3 32.fe3 Rf8+-) 32.Bd4 Qd4 33.Qd4 Kg8 34.Qg4 Kf8 35.Ne3 Rd2 36.Nf5 Re5 37.Qg7 Ke8 38.Qg8 Kd7 39.Qf7 Kc8 40.Ne7 (40.Rc1 Rd1 41.Rd1 Rf5 42.Qf5 Kb8 43.Qh7 Kb7 44.Rc1 Kb8 45.Qc7 Ka8 46.Qc8 Ka7 47.Rc7) 40...Kb7 41.Nc6 (better 41.Qe8!? Re7 42.Qe7 Rd5+-) 41...Red5 42.Nd8 Kb8 43.Rc1 (better 43.Ne6!? Rc5 44.Nc5 dc5 45.Qh7 Re2+-) 43...Rc5 44.Rc5 dc5 45.Ne6 c4 (45...Kb7+-) 46.Qc7 (46.Qc7 Ka8 47.Qb6 Rd7 48.Qc6 Ka7 49.Qd7 Kb6 50.Qc7 Kb5 51.Qb7 Ka4 52.Qb2 c3 53.Nc5) 1-0. Mirage (1920) - Lol_lol, Rated Classical game, lichess.org, 2013.

5.Bc3 Bd6 6.e3 0-0 7.Nf3 Ne4 8.Qc2 Nc3 9.Nc3 Be7 10.Be2 Bf6 11.d4 d6 12.0-0 g6 13.h3 Bf5 14.Bd3 Nb4 15.Bf5 Nc2 16.Bc2 c5 17.Nd5 cd4 18.ed4 Bg7 19.Bb3 a6 20.Rac1 b5 21.cb5 ab5 22.Rc6 Rc8 23.Rc8 Qc8 24.Ne7 Kh8 25.Nc8 Rc8 26.Bf7 Rc2 27.Bb3 Rb2 28.d5 h6 29.Re1 Kh7 30.g3 h5 31.Kg2 Kh6 32.h4 Bc3 33.Re6 b4 34.Rd6 Kg7 35.Rc6 Kf7 36.d6 Ke8 37.Rc7 Kd8 38.Rf7 Re2 39.d7 Re7 40.Re7 Ke7 41.Ba4 Kd8 42.Kh3 Kc7 43.g4 Bf6 44.gh5 gh5 45.Ng5 Kd6 46.f4 Kc5 47.Kg3 Kd4 48.Kf3 Be7 49.Bb3 1–0. tyop (1775) – isnaudembra, internet, 2014.

5.e3 0-0 6.Bb2 d5 7.cd5 Nd5 8.Nf3 Re8 9.Be2 Qe7 (--> 1.b4 e5 2.Bb2 Bb4 3.Be5 Nf6 4.c4 Nc6 5.Bb2 0-0 6.e3 d5 7.cd5 Nd5 8.Nf3 Re8 9.Be2 Qe7).

5.e3 d6 6.Bb2 0-0 7.Nf3 d5 8.Be2 Be6 9.cd5 Nd5 10.0-0 a6 11.a3 Bd6 12.Qc2 Re8 13.Nc3 Nc3 14.Qc3 Bf8 15.Rfd1 Qd7 16.Rac1 Bd5 17.Nd4 Nd4 18.Qd4 Rad8 19.Qc3 c6 20.h3 (20.d3 Qd6=) ½–½. Cornacchini,Gabriele – Reede,Arvo, RL–2007–0-00090, 2007.

5.Nf3 0-0 6.e3 (--> 1.b4 e5 2.Bb2 Bb4 3.Be5 Nf6 4.c4 0-0 5.Nf3 Nc6 6.e3).

5.Nf3 d6 6.Bf4 (6.Bc3 0-0=+) 6...Be6 (better 6...Ne4 7.Qc2 Bf5=+) 7.e4? (7.a3 Ba5=+) 7...Qe7 (7...Ne4!? 8.a3 Qf6 9.Ra2 Qf4 10.ab4 Nb4 11.Qa4 Nc6 12.d3-+) 8.Bd3 (8.a3 Ba5 9.Bg5 h6 10.Bf6 Qf6-/+) 8...Bg4 (better 8...Ne4 9.Be4 Bc4-+) 9.Qa4?? (better 9.a3!? Bc5 10.Nc3=+) 9...Bf3 (better 9...Ne4 10.Be4 Qe4 11.Be3 Bf3 12.gf3 Qe5-+) 10.gf3 Nd7 11.Nc3? (11.Be3 Qf6 12.Nc3 Nc5 13.Bc5 dc5-+ (13...Bc5?! 14.Be2-/+)) 11...Bc3 (better 11...Nc5 12.Qc2 Qf6-+ (12...Nd3?! 13.Qd3 Qf6 14.Bg3-/+)) 12.dc3 Nb6 (better 12...Nc5!? 13.Qd1 Qf6-+ (13...Nd3?! 14.Qd3 0-0-0 15.Rg1-/+)) 13.Qd1-/+ 0-0-0 14.Kd2 (14.Be3 Qf6 15.Rc1 Nd7-/+) 14...h6 (14...Ne5 15.Kc2-+) 15.Kc2 (15.Be3 Nd7-/+) 15...g5 (15...Qf6 16.Bd2-+) 16.Bg3 (16.Be3 Ne5-/+) 16...h5 (16...Qf6 17.Rb1-+) 17.h4-/+ f6 18.f4 g4 19.e5? (better 19.f3 Rhg8 20.Rg1-/+) 19...de5-+ 20.Bf5 (20.Qe2-+) 20...Kb8 21.Qe2 (21.Qf1 Qa3 22.Qb1 ef4-+) 21...ef4 22.Qf1 (22.Qe7 Ne7 23.Be6 fg3 24.fg3-+) 22...fg3 23.fg3 Nc4 (better 23...Na4 24.Kb3 Nc3-+) 24.Qc4 Ne5 (24...Qe3 25.Raf1-+) 25.Qb3? (25.Qb4 Qb4 26.cb4 Nf3-+) 25...Nf3 (25...Qc5 26.Be4 Qf2 27.Kb1-+) 26.Rad1 Qe2 27.Kc1 Qe5 28.Bd7 Nd2 (better 28...Qg3 29.Bc6 b6 30.Rd8 Rd8-+) 29.Rd2= Qg3 30.Rhd1 (30.Kb1=) 30...Qf4 (better 30...b6!?=+) 31.Bc6+= Threatening mate: Qxb7 31...b6 32.Qc2 (32.Qc4 Qe3 (32...Qc4?? 33.Rd8 Rd8 34.Rd8) 33.Kc2 Rd2 34.Rd2 Qe5+/-) 32...Rd2 33.Rd2 (33.Qd2 Qd2 34.Kd2+=) 33...g3?? (better 33...Rd8!-/+) 34.Bg2 (better 34.Qd3 Qd6 35.Qf3+/-) 34...Qh4?? (better 34...Rd8! 35.Kd1 Qg4 36.Ke1 Re8 37.Re2 Rd8+=) 35.Qd3+- Qg5 36.Kc2 (36.Qf3 Qd2 37.Kd2 Rd8 38.Kc1+-) 36...f5?? (better 36...Rc8=) 37.Qd5+- Qd2 38.Qd2 (38.Kd2 Kc8 39.Qf5 Kb8+-) 38...h4 (38...Re8 39.Qd3 Re4+-) 39.Qd5 Kc8 40.Qf5 Kb8 White now must not overlook the idea h3 41.Qd5 Kc8 42.Qa8 (42.Qa8 Kd7 43.Bh3 Ke7 44.Qh8+-) 1-0. MARYMARY - Distant Explorer (1720), ChessWorld.net, 2018.

5.f4 d6 6.Bf6? Qf6–+ 7.Nc3 Bc3 8.Rc1? Ba5 9.Nf3 Qf4 10.e3 Qe4 11.Ng5 Qh4 12.g3 Qg5 13.Bg2 0-0 14.Bc6 Qe3 15.Kf1 Bh3 16.Bg2 Qd3 17.Qe2 Bg2 (17...Bg2 18.Kf2 Qe2 19.Ke2 Rae8 20.Kf2 Bh1 21.Rh1 Bd2–+) 0–1. andre2004 – mickster the king, ChessWorld.net, 2005.

5.g3 Ne5 6.Bg2 Nc6 7.a3 Be7 8.d3 0-0 9.Nc3 d6 10.Nf3 Bg4 11.0-0 Bf3 12.Bf3 Rb8 13.Nd5 Nd5 14.Bd5 Ne5 15.e3 c6 16.Bg2 Bf6 17.d4 Nc4 18.Qd3 Nb6 19.Rfb1 c5 20.Bf1 cd4 21.ed4 d5 22.Be2 Nc4 23.Rb5 a6 24.Rb4 b5 25.Bd1 Qb6 26.Bc2 Qd4 27.Qh7 1-0. Wasweissich - komyokan, lichess.org, 2019.

5.Bg3 Ne4-/+ 6.a3 Ba5 7.e3 Qf6 8.Ra2 d6 9.Nf3 Bf5 10.Qb3 Rb8 11.Qb2 Qb2 12.Rb2 Nc5 13.Kd1 h6 14.Be2 0-0 15.Ne1 a6 16.Bh4 Na4 17.Rb3 b5 18.cb5 Be6 19.Rd3 Rb5 20.Nc3 Bc3 21.dc3 Rfb8 (21...Rfb8 22.Kd2 Rb2 23.Nc2 Rc2 24.Kc2 Rb2 25.Kc1 Re2–+) 0–1. Osthus,Reinhard – Baer,Werner, TT–04 TSC, 2002.

6.Qa4 Nc6= 7.Qd1 0-0 (7...d6) 8.a3 Be7 9.Nf3 Re8 10.e3=+.

6.e3 0-0 A) 7.Nc3 d5 (7...d6; 7...Be7; 7...c6; 7...Re8) 8.cd5 Nd5 9.a3 Be7 10.Nd5=+; B) 7.Qc2 d5 8.cd5 Nd5 9.a3 Be7 10.Nf3=; C) 7.Bc3 Bc3 (7...Qe7; 7...Nc6) 8.Nc3 d6 9.d4 Be6 10.Rb1=; D) 7.Qf3 Be7 8.Nc3= Re8 9.Bd3 d6 10.Nd5=.

6.e3 b6 7.a3 (7.Qf3 Bb7 (7...c6 8.Bf6 Qf6 9.Qf6 gf6 10.a3+=) 8.Bf6 Qf6 9.Qf6 gf6 10.a3=; 7.Bd3 Bb7 (7...Ba6) 8.Ne2 Qe7 9.Qc2 a6 10.0-0=; 7.Nf3 0-0 (7...Bb7) 8.Qc2 Bb7 9.a3 Be7 10.Be2=+) 7...Bc5 (7...Be7 8.Nf3= 0-0 9.Be2 Bb7 10.Bc3=) 8.d4 (8.Qf3 Bb7 9.Bf6 gf6= 10.Qd1=) 8...Be7= 9.Nd2 (9.Nf3 0-0 10.Nbd2=) 9...d5 (9...0-0 10.Ngf3=) 10.Ngf3 (10.cd5=) 10...Ba6 (10...0-0 11.Qc2=) 11.Rc1 (11.Qa4 Kf8+=) 11...0-0= 12.Be2 Ne4 (12...Re8 13.0-0=) 13.0-0 (13.cd5 Be2 14.Qe2 Qd5 15.Ne4 Qe4 16.Rc7 Rfc8 17.Rc8 Rc8+=) 13...c6 14.cd5 Be2 15.Qe2 Nd2 16.Nd2 Qd5 17.Ra1 Bf6 18.Rfc1 c5 19.e4 (19.Qg4 cd4 20.Rd1 Rfe8 21.Bd4 Bd4 22.Qd4 Qd4 23.ed4 Rad8=) 19...Rfe8 20.Qd3 (20.Qb5 Qc6 21.Qf1 Qd7=+) 20...Qd8 (20...Qd7 21.Nf3=+) 21.Nf3 c4 The passed pawn on d4 will become decisive later 22.Qe3 Nb3 23.Rc4 Black gets strong play along the open c–file 23...Na1 24.Ba1 Rc8 25.Rc8 Qc8 26.e5 Be7 27.Bb2 (27.Ne1 Qe6 28.Bb2 a6-/+) 27...Qc2–+ 28.Bc1?? (28.Qc1 Rc8 29.Qa1 Qd3-/+) 28...Rc8 (better 28...Bg5! 29.Ne1 Qc1 30.Qc1 Bc1–+) 29.Bd2-/+ Ba3?? (better 29...Qd1 30.Be1 Rc2-/+) 30.Qa3+– Qb1 31.Ne1 a5 32.d5 Rc5 33.Qf3 (33.e6 fe6 34.Qe3 Qg6 35.de6 a4+–) 33...Qb2? (better 33...h6!?+–) 34.d6 g6?? (34...h6 35.Qa8 Kh7 36.Qe4 Kh8 37.Bf4+–) 35.Qa8 (better 35.Bh6 Qc1 36.Bc1 Rc1 37.Kf1+–) 35...Kg7 36.Bh6 Kh6 37.Qf8 Kg5?? (37...Kh5 38.Qf7 Qb1 39.Qh7 Kg5 40.h4 Kg4+–) 38.f4?? (38.h4 Kh5 39.Qf7 Qb1+–) 38...Kf4?? (better 38...Kg4 39.Qh6 Qd4 40.Kf1 Kf5 (40...Qf4?? 41.Qf4 Kf4 42.Nd3 Ke4 43.Nc5 bc5 44.d7+–) 41.Qh3 Ke4 42.Qf3 Kf5 43.Qh3 Ke4 44.Qf3 Kf5 45.Qh3=) 39.Qf7+– Ke4 (39...Kg5 40.d7 Qd4 41.Kf1+–) 40.Qf3 Kd4 41.Qd3 (better 41.d7 Rd5 42.e6+–) 41...Ke5+– 42.d7 Rd5 43.Nf3 Ke6 44.d8Q (44.Qe4 Kd7 45.Qd5 Ke7 46.Qb7 Kd6 47.Qh7 Qf6+–) 44...Rd3 45.Qd3 Qf6 46.Kf2 Ke7 47.Qb5 g5 (47...h6 48.Ke2+–) 48.Qg5 Qg5 49.Ng5 a4 50.Nf3 (50.Nh7?? a3–+) 50...a3 (50...Ke6 51.Ke3 Kd5 52.Kd3+–) 51.Nd2 (better 51.Nd4+–) 51...Kd6? (better 51...Kd7+–) 52.Nc4+– Kc5 53.Na3 Kb4 54.Nb1 Kb3 (54...b5 55.Ke3+–) 55.Nd2 Kc3 56.Ke3 b5 57.g4 h6 (57...Kb4+–) 58.h4 Kb4 59.g5 hg5 60.hg5 (60.hg5 Kc3 61.g6+–) 1–0. Bittner – Ahrens, 1987.

6.e3 Be7 7.Nf3 0-0 (7...a6 8.d4 d5 9.Qa4 Nc6 10.Ne5=; 7...Nc6 8.d4 d5 9.cd5 Nd5 10.Bb5=; 7...Rb8 8.d4 0-0 9.Bc3 Nc6 10.d5=; 7...d6 8.d4 0-0 9.Bc3 Nc6 10.d5=; 7...d5 8.cd5 Qd5 9.Nc3 Qd8 10.Qa4=; 7...c6 8.Bf6 Bf6 9.d4 c5 10.Nc3=; 7...b6 8.Be2 0-0 9.0-0 Re8 10.Bc3=) 8.Bd3 d5 9.cd5 Nd5 10.Qc2=.

6.e3 d5 7.cd5= Qd5 8.Nf3 (8.Bf6 gf6 9.Nf3 Be6=) 8...Bg4 (8...Qd8 9.Qc2=+) 9.Be2 Be7 10.Nc3 Qd7 11.0-0 0-0 12.d4 Rad8 13.h3 Bh5 14.a4 Nd5 15.Nd5 Qd5 16.Qc2 Bg6 17.Qc4 Be4 18.Qd5 Rd5 (18...Bd5 19.Ba3=) 19.Nd2+= Bg6 20.e4 (better 20.Bf3 Rd7 21.Nc4+=) 20...Nd4-/+ 21.ed5 Ne2 22.Kh1 Bc5 (better 22...Nf4!?-/+) 23.Ba3+= Ba3 24.Ra3 Nd4 (better 24...Rd8!? 25.Rb3 b6+=) 25.Rc3+– c6 26.dc6 (better 26.Rc4!? Ne2 27.dc6 bc6 28.Rc6+–) 26...Nc6 27.f4 f5 (27...Nd4 28.a5+–) 28.Rb1 Rd8 (28...Rf7 29.Nb3 Re7 30.Nc5+–) 29.Nf3 (29.Rb7 Be8 30.Nf3 h6+–) 29...h6 (better 29...Rd7!?+–) 30.Rb7 Rd1 (30...Be8+–) 31.Kh2 Nd8 32.Rb6 Bf7 33.Ra6 (33.Rc8 Kf8+–) 33...Kh7 (33...Bd5 34.Nh4 Rd2 35.Rg3+–) 34.a5 Ne6 (34...Bd5 35.Nh4 Ne6 36.Nf5 Nf4 37.Rd6+–) 35.Kg3 Ra1 36.Ne5 Bg8 (36...Nd4 37.Rd3 (37.Nf7?! Ne2 38.Kh2 Nc3+–) 37...Ne2 38.Kf3 Bh5 39.g4+–) 37.Ra8 Ra4 38.Nd3 (better 38.Rcc8 Ra3 39.Kh2 Nf4 40.Rg8 Ng6 41.Ng6 Kg6 42.Ra6 Kf7+–) 38...Nd4 39.Kh2 Ra2 40.Nb4 (40.Rc5 Nf3 41.Kg3 Nd4+–) 40...Rb2 41.Nc6 (better 41.Rb8 Bd5 42.Rd8 Rb4 43.Rd5 Ne2+–) 41...Ne2? (better 41...Bd5 42.Rd8 Rg2 43.Kh1 Bc6 44.Rd4 Rd2 45.Rc6 Rd4=) 42.Rc5 Nf4 43.Rf5 (43.Kg3 Ne2 44.Kf3 Ng1 45.Ke3 Rg2 46.Rf5 Rg3 47.Kf2 Rg6+–) 43...Ng2? (better 43...Rg2 44.Kh1 Be6 45.Rf4 Bd5 46.Rh8 Kh8+–) 44.Rb8 Ra2 45.Kg1 (better 45.Nb4!? Re2 46.Kg1 Ne3+–) 45...Ne3 46.Rfb5 (46.Rff8 Bd5 47.Rh8 Kg6 48.Ne7 Kf6 49.Nd5 Nd5+–) 46...Rg2 (46...Bd5!? 47.Ne7 Rg2 48.Kh1 Be4+–) 47.Kh1+– Bd5?? (better 47...Bc4 48.Re5 Rg3+–) 48.Rd5! Nd5 (48...Rg3 49.Rh5 Nf1 50.Rb6+–) 49.Kg2 (49.Kg2 Nc7 50.Nb4+–) 1–0. bulbaknight (1960) – gajef (1855), gameknot.com, 2018.

6.e3 d5 7.Nf3 0-0=+ 8.cd5 Nd5 (8...Qd5?! 9.Bf6 gf6 10.Nc3=) 9.Be2 Bg4 10.0-0 Ba5 (10...Be6 11.Nc3=+) 11.Qa4 Bh5 (11...Be6 12.Ne5 Ne5 13.Qa5=) 12.Nc3 Bb6 (12...Nc3 13.Bc3 Bc3 14.dc3=) 13.Qb3+= Nc3 14.Bc3 Bf3 (14...Qd6 15.d4+=) 15.Bf3+/- Qg5 16.Qb2 (16.Bc6 bc6 17.Rab1 Rfd8+/-) 16...Rae8 17.Rac1 (17.Bc6 bc6 18.f4 Qg4+/-) 17...Ne5 18.Be2 Ng4 (18...Nc6 19.f4 Qg6 20.f5+=) 19.f4 (19.Bg4 Qg4 20.Bb4 c5 21.Bc5 Bc5 22.Rc5 b5+/-) 19...Qh4 20.Bg4 Qg4 21.Rf3 (21.h3 Qg6 22.f5 Qg5+/-) 21...f6+= 22.Rg3 (better 22.a4 Qc8 23.a5+=) 22...Qf4?? (22...Qf5 23.a4 Rf7 24.Qa2=) 23.Rf1?? (better 23.Qb6! cb6 24.ef4+-) 23...Qd6+= 24.Bf6 Rf6? (better 24...g6+=) 25.Rf6+- Bd4?? (25...Qg3 26.Qb3 Kh8 27.hg3 gf6+-) 26.Qb3 Kh8 27.Rd6 cd6 28.Qf7 Rg8 29.Rh3 (29.ed4 a5 30.Qg6 h6+- (30...hg6?? 31.Rh3)) 29...Be5 30.Rh7! (30.Rh7 Kh7 31.Qh5) 1-0. carlos78 (2160) - ariya91 (1875), Rated Blitz game, lichess.org, 2014.

6.a3 0-0 7.e3 (7.d4 Bd6=+) 7...a6 (7...d5 8.Nf3-/+) 8.Nf3 (8.d4 Bb6=) 8...d6 (8...d5 9.d4 Be7 10.cd5 Nd5 11.Bd3=+) 9.Be2 (9.d4 Bb6=) 9...Rb8 (9...d5 10.d4 Be7 11.0-0=) 10.d4 Bb6 11.Nbd2 (11.d5 Ba5 12.Nbd2 Na7+=) 11...Ba5 (11...Re8 12.Bd3=) 12.Qc2 (12.0-0 d5=) 12...Ne7 (12...Bg4 13.0-0=) 13.d5 Ng6 14.0-0 Bd2 (14...Bg4 15.h3 Bd7 16.Nb3+=) 15.Nd2 b5 (15...Re8 16.Bd3+=) 16.Rab1 (16.Bf6 Qf6 17.cb5 ab5 18.Qc7 Bf5+/–) 16...Bb7 (16...Ne5 17.Rfc1+/–) 17.cb5 ab5 (17...Bd5!? 18.ba6 Nd7+/–) 18.Bf6+– Qf6 19.Rb5 Ne7? (19...Ba8 20.Rb8 Rb8 21.Qc7 Rb2+–) 20.Rfb1 Ba6 (20...Nd5 21.Ne4 Qg6 22.Rb7 Rb7 23.Rb7 Re8+–) 21.Rb8 Be2 (21...Bc8+–) 22.Rf8 (22…Kf8 23.Rb8 Nc8 24.Rc8 Qd8 25.Rd8 Ke7 26.Qc7 Kf6 27.Rd6 Kg5 28.Qe7 Kh5 29.Qf7 Kh4 30.Qf4 Bg4 31.Nf3 Kh5 32.Qg5) 1–0. Dopper,Johan – Hoogstrate,Johan, 1995.

6.e3 d5 7.cd5= Qd5 8.Nf3 Bg4 9.Nc3 Qd7 10.Be2 0-0 11.d4 Be7 12.h3 Bh5 13.0-0 Rad8 14.Qb3 Qc8 15.Rac1 Nb8 16.Nb5 Nc6 17.Rfd1 a6 18.Na3 Na5 19.Qa4 b6 20.Nc4+= Nc4 21.Qc4 Bd6 22.Qa6 Qa6 23.Ba6 Bf3 24.gf3 Nd5 25.Bc4 Nf6 26.Kg2 Nd7 27.f4+– g6 28.Kf3 Nf6 29.e4 Be7 30.d5 Nd7 31.e5 Nc5 32.d6 cd6+/– 33.ed6 Bd6 34.Bf6 Bf4?? 35.Kf4+– Rd1 36.Rd1 Ne6 37.Be6 fe6 38.Ke5 Kf7 39.Rd7 Kg8 40.Rg7 (40.Rg7 Kh8 41.Rg6 Rf6 42.Rf6+–) 1–0. Fredek (2090) – Guest151022, Freundschaftspartie, 5m + 0s, 2005.

6.e3 d5 7.f3? dc4 (7...d4 8.Ba3 Nd7 9.Bc5 Nc5 10.Na3-+) 8.Bc4=+ 0-0 9.g4 (9.d4 Bb4 10.Bc3 Re8-/+) 9...Na5 10.Bb3 Nb3 11.ab3 Be6 12.d4 Bb4 13.Bc3 Qd6 14.Ne2 Nd5 15.Qc1 (15.e4!? Nc3 16.Nbc3 Bc3 17.Nc3-/+) 15...Nc3-+ 16.Nbc3 Bb3 17.0-0 Bc4 18.Ne4 Qc6 19.Rf2 Bd5 (19...a5 20.Nf4-+) 20.Qc6 Bc6 21.Kh1 (21.Nf4 a5-/+) 21...a5 22.N2c3 (22.Nf4 Rfd8-+) 22...g6 (better 22...f5 23.gf5 Rf5-+) 23.Kg1?? (better 23.d5 Bd7 24.Nf6 Kg7 25.Nce4-/+) 23...f5-+ 24.gf5 gf5 (24...Rf5?! 25.Rc1-+) 25.d5 fe4 (better 25...Bd7-+) 26.Ne4 (26.dc6 Bc3 27.Rc1 bc6 28.Rc3 ef3 29.Ra2-+) 26...Bd5 27.Kg2 (27.Rd1 Be4 28.fe4 Rf2 29.Kf2 a4-+) 27...Be4 28.fe4 Rf2 (28...Rf2 29.Kf2 a4-+) 0-1. Haroldlee123 - steve1954 (1855), ChessWorld.net, 2011.

6.Nc3 0-0 7.e4 Re8 8.Be2 Bb4 9.d3 Nd4 10.Kf1 c6 11.a3 Ba5 12.Nf3 Ne2 13.Ne2 d6 14.h3 d5 15.e5 Nd7 16.cd5 cd5 17.Qc2 Bc7 18.d4 Nb6 19.Rc1 Nc4 20.Nf4 b5 21.g3 a6 22.Kg2 Rb8 23.Rhd1 Bb6 24.Qb3 Rb7 25.Ba1 Qd7 26.Bc3 a5 27.Bd2 Bd8 28.Rh1 Be7 29.Qa2 Rc7 30.Rc3 Qc6 31.g4 Bb7 32.Nd3 Rec8 33.Rhc1 Qe8 34.Nf4 Qf8 35.Rb3 Bc6 36.Ra1 h6 37.Ne1 Kh8 38.Rf3 Qd8 39.Bc1 Bf8 40.Ned3 Ba8 41.Qb3 Qe8 42.Ra2 Kg8 43.Ne2 Bc6 44.Kg1 Be7 45.Kf1 Kh8 46.Ng3 Bd7 47.Ne2 a4 48.Qb1 Ra7 49.Ndf4 Bc6 50.Bd2 Rac7 51.Bb4 Bg5 52.Kg2 Kg8 53.Ng3 Bf4 54.Rf4 Bd7 55.Nh5 Be6 56.Rf6 Rc6 57.Re2 Nb6 58.Qd3 Nd7 59.Rf3 Rc4 60.Rg3 g6 61.Nf6 Nf6 62.ef6 Qc6 63.Qe3 Bd7 64.Qh6 Qf6 65.Bc5 R8c5 66.dc5 Rc5 67.Rf3 Qd6 68.Qf4 Qf4 69.Rf4 Kf8 70.Kg3 Rc3 71.Re3 Rc4 72.h4 Be6 73.Rd3 Rc1 74.f3 Rg1 75.Kh2 Rb1 76.Rfd4 Kg7 77.Kg3 Rc1 78.Rb4 Rc5 79.Kf4 Kf6 80.g5 Ke7 81.Ke5 Kd7 82.Rb2 Kc6 83.Rdd2 Bd7 84.f4 Bg4 85.Kf6 Rc3 86.Rdc2 Rc4 87.Rf2 Rc3 88.Rbc2 d4 89.Rc3 dc3 90.Rc2 (90…b4 91.ab4+–; 90.Kf7 Bd1 91.Kg6 c2 92.Rc2 Bc2 93.Kf7 b4 94.ab4 a3–+) 1–0. Ursu – Truckle, ACL–A469 playchess.de, 2003.

6.Nf3 0-0 7.e3 d5 8.cd5 Nd5 9.Be2 Nb6 10.0-0 Bf5 11.d4 Bf6 12.Nc3 Qe7 13.Rc1 Rfe8 14.Na4 (better 14.Bd3 Bd3 15.Qd3=) 14...Nd5 (14...Qb4 15.Nb6 ab6 16.Bc3=+) 15.Nc5 (15.Qb3 Ndb4 16.Rc5 Be6+=) 15...Rad8 (15...b6 16.Bb5 Ncb4 17.Be8 Qe8 18.a3+=) 16.Nb7 (16.Bb5 a6 17.Na6 Bg4+/-) 16...Rb8+= 17.Rc6 Rb7 18.Ba1?? (better 18.Qc1+=) 18...Ne3!-+ 19.fe3 Qe3 20.Rf2 Rb1 (20...Rb1 21.Qb1 Bb1 22.Rc7 Ba2-+) 0-1. ZibbitVideos (2340) - Depolarizing (2200), Rated Bullet game, lichess.org, 2015.

(--> 1.b4 e5 2.Bb2 Bb4 3.Be5 Nf6 4.c4 0-0 5.Bc3 Nc6).

6.Bb4 Nb4 7.a3 Nc6 8.d4 d5 (--> 1.b4 e5 2.Bb2 Bb4 3.Be5 Nf6 4.c4 0-0 5.Bc3 Nc6 6.d4 d5 7.Bb4 Nb4 8.a3 Nc6).

6.Nf3 (--> 1.b4 e5 2.Bb2 Bb4 3.Be5 Nf6 4.c4 0-0 5.Nf3 Nc6 6.Bc3).

6.d4+= Be7 7.d5 Nb8 8.Nd2 d6 9.e4 0-0 10.Bd3 Bg4 11.Ne2 Nbd7 12.Qc2 Nc5 13.Ng3 Nd3 14.Qd3 Re8 15.0-0 c6 16.f3 Bd7 17.f4 cd5 18.cd5 a6 19.Kh1 (better is 19.Rfc1+=) 19...Bb5-/+ 20.Qd4 Bf1 21.Rf1 Rc8 22.e5?? (better is 22.Nf5-/+) 22...de5–+ 23.fe5 Bc5 (23...Nd5 24.Ba1 Bc5 25.Qc4–+) 24.Qd3?? (24.Qf4 Nd5 25.Qf7 Kh8 26.Nf5–+) 24...Nd5–+ (worse is 24...Qd5 25.Qf5 Bf8 26.Nde4 Ne4 27.Ne4–+) 25.Ba1 (25.Nge4 Ne3 26.Qd8 Red8–+) 25...Nb4 (better is 25...Ne3 26.Qe2 Nf1 27.Ngf1–+) 26.Qd8 (26.Qf3 Qd2 27.Qf7 Kh8 28.Nf5–+) 26...Rcd8 27.Nde4 Bf8 28.a3 Nc2 29.Bb2 Ne3 30.Re1 Rd1 31.Rd1 Nd1 32.Bc1 Re5 33.h3 f5 34.Ng5 Re1 35.Kh2 Nf2 36.Bd2 Rh1 37.Nh1= Nh1 38.Kh1 h6 39.Ne6 Kf7? 40.Nf8+– Kf8 41.Kg1 Kf7 42.Kf2 Ke6 43.Ke3 g5 44.Kd3 Kd5 45.Bc3 b5 46.Bg7 h5 Black intends g4 47.Bh6 g4 48.h4 a5 49.Bf4 b4 50.ab4 ab4 51.g3 b3?? 52.Kc3 Ke4 53.Kb3 Kf3 54.Kc4 Ke4 55.Kc5 (55.Kc5 Kd3 56.Kd5+–) 1–0. tyop (1670) – jaki41, internet, 2013.

6.d4+= Be7 7.e3 d5 8.Nf3 Bg4 9.Be2 Ne4 10.Bb2 (better is 10.Nfd2!? Be2 11.Qe2=) 10...Bb4 11.Kf1 0-0 12.h3 Bh5 13.g3 (better is 13.Nbd2!?-/+) 13...dc4–+ 14.Bc4 Qf6 (better is 14...Ne5! 15.Be2 Nf3 16.Bf3 Qf6–+) 15.Kg2-/+ Rad8 16.Be2 Bg6 (better is 16...Rfe8-/+) 17.Nbd2?? (better is 17.Qb3 Qe6 18.Na3=) 17...Bd2–+ 18.Nd2 (18.Qb3 Qd6 19.Rad1–+) 18...Qf2 0–1. domino63 (1695) – baszame (1690), internet, 2013.

6.Nf3 d6 (6...Be7!?-/+) 7.d4= Bb6 8.e3 0-0 9.Bd3 Bg4 10.Nbd2 a6 11.0-0 Ba5 12.Ba5 Na5 13.Qc2 Rb8 14.Rab1 Nc6 15.Rb2 h6 16.a3 Qe7 17.Rfb1 b6 18.h3 Bd7 19.d5 Ne5 20.Ne5 Qe5 21.Nf3 Qh5 22.Nh2 a5 23.Qe2 Qe5 24.Nf3 Qe7 25.Nd4 Ne4 26.Be4 Qe4 27.f3 Qg6 28.Kh2 f5 29.f4 Rfe8 30.Qf2 Qf6 31.Rb3 Re7 32.Rc3 Rbe8 33.Re1 1–0. tyop (1650) – arszer, internet, 2013.

6.Bb4 Nb4 7.Qb3 a5 8.Nf3 Bf5 9.Nd4 Bc8 10.Nf3 0-0 11.a3 Nc6 12.Nc3 b6 13.e3 Ba6 14.Be2= Re8 15.0-0 Ne7 16.d4+= d5 17.Rfe1 dc4 18.Bc4+/– Bc4 19.Qc4 Rc8 20.Ne5 Ned5 21.e4 Nc3 22.Nf7 Qe7 23.Nd6 Qe6 24.Qe6 Re6 25.Nc8 Re4 26.Re4 Nce4 27.Re1 Nd6?? 28.Nd6 cd6 29.Re6 Kf7 30.Rd6 b5 31.Rb6 b4 32.ab4 (32.ab4 ab4 33.Rb4+–) 1–0. pierre – Charl Fourie, internet, 2008.

6.Bb4 Nb4 7.Qb3 Na6 8.Nf3 A) 8...Nc5 9.Qb2 0-0 10.Nc3 Bf5 11.e3 Qd7 12.Be2 Nd3 13.Bd3; B) 8...0-0 9.Qb2 Nc5 10.Nc3 Bf5 11.e3 Re8 12.d4 Nce4 13.Be2.

6.Bb4 Nb4 7.Qb3 c5 8.a3 A) 8...Qa5 9.Nc3 0-0 10.Qb2 Nc6 11.e3 Qb6 12.Qb6 ab6 13.Nf3; B) 8...Nc6 9.e3-/+ Na5 10.Qa2 Be6 11.Nc3 Rb8 12.a4 0-0 13.Nh3.

6.e3 0-0 7.d4 d5 8.c5 b6 9.Bb5 Bb7 10.e4? (better 10.cb6 ab6 11.Nf3=+) 10...de4-+ 11.Ne2 (11.Qa4 Qd5-+) 11...Re8 (11...bc5 12.0-0-+) 12.Bd2 (12.Qb3!?-+) 12...a6 (12...bc5 13.Qc1-+) 13.Bc4 (13.Bc6 Bc6 14.cb6 cb6 15.0-0-+) 13...bc5?? (13...b5 14.Qb3 bc4 15.Qb7 Nd4 16.Nd4 Qd4 17.Bc3-+) 14.0-0?? (better 14.Qb3 Nd4 15.Nd4 Qd4 16.Bc3=+) 14...cd4-+ 15.Bg5 (15.Qb3 Ne5 16.Bf7 Nf7 17.Qb7 c5-+) 15...h6 (15...Na5!? 16.Bb3 Nb3 17.ab3-+) 16.Bf6 (16.Qb3 Ne5 (16...hg5?! 17.Bf7 Kf8 18.Be8 Qe8 19.Qb7=+) 17.Bf6 Bf6 (17...gf6?! 18.Qb7 Nc4 19.Qe4-+) 18.Bf7 Nf7 19.Qb7 Qb8-+) 16...Bf6 (16...gf6?! 17.Qb3 Na5 18.Bf7 Kf8 19.Qe6-+) 17.Na3 (17.Qb3 Qd7 18.Bf7 Qf7 19.Qb7-+) 17...d3 18.Nf4 (18.Rb1 de2 19.Qe2 Rb8-+) 18...Ba1 19.Qa1 Qd6 20.Nh5 Do you see the mate threat? 20...Qg6 (20...Nd4 21.Qb2 Qb6 22.Qa1-+) 21.Nf4 (21.Ng3-+) 21...Qd6 (21...Qg5 22.Qc1-+) 22.Nh5 The mate threat is Qxg7 22...Qg6 (better 22...Nd4 23.Qb2 Reb8 24.Ng3-+) 23.Ng7?? (23.Nf4 Qg5 24.Qc1-+) 23...Qg7-+ 24.g3 (24.Qe1 Ne5 25.Qe3 Qg5-+) 24...Qa1 (24...Nd4 25.Rb1 e3 26.f4 Ne2 27.Kf1-+) 25.Ra1 (25.Ra1 Rad8 26.Rb1-+). MARYMARY - black71 (1685), ChessWorld.net, 2016.

6.e3 0-0 7.d4 d5 8.c5 Ne4 9.Bd3 Bf5 (9...f5!? 10.Ne2 b6 11.Bb5-/+) 10.f3 Bh4 11.g3 Ng3?? (better is 11...Bg5 12.fe4 de4-/+) 12.hg3+/– Bg3 13.Ke2 Nd4?? (better is 13...Bd3 14.Qd3 g6+/–) 14.Bd4+– (14.ed4?! Qe8 15.Kf1 Qe3+=) 14...Bd3 (14...Bg6 15.f4 b6 16.Nf3+–) 15.Qd3 (15.Qd3 g6 16.Nc3+–) 1–0. typ48 – stepaan, internet, 2013.

6.Nf3 0-0 7.g3 d5 8.cd5 Nd5 9.a3 Re8 10.Bg2 Be6 (10...h5!? 11.Qb3-/+) 11.0-0 Bf6 12.Re1 Bg4 13.e4 (13.Qc2 h6=+) 13...Nb6 (13...Nc3 14.Nc3 Ne5 15.Rb1-/+) 14.d4 (14.h3 Bf3 15.Bf3 Nc4=+) 14...Bf3 (14...Nd4 15.Bd4 Bf3 16.Bf3 Bd4 17.Ra2-+) 15.Bf3 Nd4 16.Bd4 Bd4 17.Ra2 Bf6 (17...c5!? 18.Nd2-+) 18.Rd2-/+ Qe7 19.e5 Bg5 20.Rd3 c6 21.a4 (21.h4!? Bh6 22.Bg4-/+) 21...Rad8 22.e6 fe6 23.Qb3 (23.Bg4 Rd3 24.Qd3 e5-+) 23...Qf6 (better 23...Rd3 24.Qd3 Na4-+) 24.Rd8-/+ Qd8 (better 24...Rd8!? 25.Bg4 Kh8-/+) 25.Re6= Kh8 (better 25...Re6!? 26.Qe6 Kh8=) 26.Re8+/- Qe8 27.a5 Qe1 28.Kg2 Nd7 (28...Nd5!? 29.Qb7 Qa5 30.Qc6 Ne7 31.Qa8 Ng8+/-) 29.Qb7+- Qa5?? (better 29...Nf8 30.a6 Qe7+-) 30.Qd7 h6 (30...g6 31.Qd4 Kg8 32.Bc6 Qf5+-) 31.Qe8 Kh7 32.Be4 g6 (32...Qf5 33.Bf5 g6 34.Qg6 Kh8 35.Qh7) 33.Qg6 Kh8 1-0. Darkseid (1960) - black71 (1650), ChessWorld.net, 2017.

6.Nf3 d5 7.e3 Be6 8.Qb3 Rb8 9.d4 0-0 10.Nbd2 dc4 11.Bc4 Nd5 12.Qc2 Nc3 13.Be6 fe6 14.Qc3 Bb4 15.Qc4 Qd7 16.0-0 b5 17.Qb3 Bd6 18.Ng5 Nd8 19.Qc2 g6 20.Nde4 Rb6 21.Nc5+= Qe7 22.Nge4 Nb7 23.Rfc1 Na5 24.a4+= b4 25.Rab1 Rd8 26.f4 Rf8 27.Qd2 Bc5 28.Rc5 Nb7 29.Rc4 Na5? 30.Rcb4+– Nc4 31.Qe1 Rb4+= 32.Qb4 Qb4 33.Rb4 Ne3 34.g3 a5 35.Rb5 Rf5 36.Rb7 Nc2 37.Rc7 Nd4 38.Rd7 Nb3 39.Rd3 Nc1 40.Re3 Kg7 41.Kg2 h6 42.Rc3 Ne2+= 43.Rc4 Rd5 44.Rc7 Kf8 45.Nc5 Ke8 46.Ne6 Rd2 47.Kf3 Nd4 48.Nd4 Rd4 49.Rg7 g5 50.fg5 hg5 51.Rg5 Ra4 52.Rg7 (52.Rg7 Kf8 53.Rd7+/–) 1–0. Van Rooijen,Peter (1730) – Baer,Werner (1870), T16–05 TSC, 2003.

6.Nf3 d6 7.g3 0-0 8.Bg2 Bf5 9.0-0 Rb8 10.d4 Re8 (10...Ne4 11.Be1+=) 11.Nbd2 (11.d5 Ne5 12.Ne5 de5 13.Be5 Bb4+/–) 11...Ne4 (11...d5 12.Ne5=) 12.Bb2 (12.Ne4 Be4 13.d5 Bf3 14.ef3 Ne5+=) 12...Bf8 (better is 12...b5!?+=) 13.e3 a5 14.Nh4 Nd2 15.Qd2 (worse is 15.Nf5 Nf1 16.Bf1 Qf6-/+) 15...Qd7 (15...Bd7!?+=) 16.Nf5+/– Qf5 17.a4 Nb4 18.Bc3 c5 19.Bb4 (19.Rfd1!?+/–) 19...cb4 20.e4 Qg6 21.f4 Qg4 (21...Rbc8!? 22.Rac1 Be7+=) 22.e5+/– de5 (22...Qf5!?+/–) 23.fe5+– Qe6?? (better is 23...Be7+–) 24.Bd5 Qb6 25.Bf7 Kh8 26.Be8 Re8 27.Rf5 g6 28.Rf6 Qc7 29.Raf1 Bg7 30.Rf7 Qc4 31.Rb7 Rd8 (31...Qb3 32.Rff7 Rg8 33.Rbc7 Qb1 34.Kg2+–) 32.Rff7 Be5 (32...Rf8 33.Rf8 Bf8+–) 33.Rh7 Kg8+/– 34.Rhd7 Bd4= 35.Qd4 Qd4 36.Rd4 Rd4 37.Rb5 Rd1 38.Kg2= Rb1 39.Ra5 b3 40.Rb5 b2 41.a5 Kf7 42.a6 Ke6 43.a7 (43.a7 Ra1 44.Rb2 Ra7 45.Kf3+=) 1–0. tyop (1665) – jaki41, internet, 2013.

6.Qb3 Be7 (6...c5 7.Be2-+) 7.Nf3 (7.d4 Nc6-+) 7...Nf3 8.gf3 0-0 9.d4 d5 10.Rg1 (10.Nc3 Be6-+) 10...dc4 11.Bc4 c5 12.dc5 Bc5 13.Nd2 a6 14.Ne4 (14.Qb2 Bd6-+) 14...Ne4 15.fe4 b5 (better 15...Qa5 16.Kf1 Bd6-+) 16.Be2 (16.Bd5 Qa5 17.Ke2-+) 16...Qa5 17.Kf1 Be6 18.Qb2 f6 (18...Bh3!? 19.Rg2 Bg2 20.Kg2-+) 19.Bh5 (19.Bg4 Bf7-+) 19...Bd6 (better 19...Ba3 20.Qb1-+) 20.Rg2 (20.f4-+) 20...Be5 21.Qe2 (21.Qc1 Rac8 22.Qe1 Bc3-+) 21...Ba1 (21...Bc4 22.Qc4 bc4 23.Rd1-+) 22.Kg1 Rac8 23.h3 Rc1 24.Kh2 Be5 (24...Re1 25.Qf3 Be5 26.Rg3-+) 25.Rg3 (25.f4 Bc3-+) 25...Bg3 26.Kg3 Qe1 27.Qf3 Qg1 (27...f5 28.Qg2 f4 29.ef4 Rc3 30.Kh2 Rf4 31.Qg7 Kg7 32.Bf3 Rff3 33.Kg2 Rf2) 28.Qg2 Qg2 29.Kg2 Rc2 (better 29...Ba2 30.Be2-+) 30.Bf3 Ra2 31.h4 Rd8 32.h5 Rdd2 33.h6 Rf2 34.Kg3 Rf3! 35.Kf3 Ra3 (35...b4 36.e5 b3 37.e4 b2 38.ef6 b1Q 39.f7 Kf7 40.Ke3 Qe1 41.Kd4 Qf2 42.Ke5 Ra5 43.Kd6 Qc5) 36.Kf4 g6 37.e5 fe5 38.Ke5 Kf7 39.Kd6 Re3 40.Kc5 g5 41.Kb4 g4 42.Ka5 (42.Kc5 Rc3 43.Kb4 Rc4 44.Ka5 g3 45.Kb6 g2 46.Kb7 Bc8 47.Kb8 g1Q 48.Ka8 Qg2 49.Ka7 Qb7) 42...g3 43.Ka6 (43.Kb6 g2 44.Kc6 g1Q 45.Kb6 Bd5 46.Ka6 Ra3 47.Kb5 Rb3 48.Ka4 Qa7) 43...g2 44.Kb5 g1Q 45.Kb6 (45.Kc5 Qc1 46.Kd6 Rd3 47.Ke5 Qe3) 45...Qc1 (45...Rb3 46.Kc6 Qb6) 46.Kb5 (46.Ka6 Qb1 47.Ka5 Ra3) 46...Rb3 47.Ka4 Qa3 0-1. fishissushi (1970) - AjedrezdePotrero (1965), Rated Bullet game, lichess.org, 2020.

6.Nf3 Nf3 7.Qf3 0-0 8.Bd3 d6 (8...d5 9.cd5 Qd6 10.0-0-+) 9.0-0 c6 10.Bc2 Bg4 11.Qf4 Ba5 (11...d5 12.cd5 Bd6 13.Qg5 cd5 14.Nc3-+) 12.d4 Bc7 13.h3 (13.d5 Ba5-+) 13...d5 14.Qg5 h6 15.Qh4 Be6 (15...Bh5 16.f3-+) 16.f4 (16.cd5 Qd6 17.g3 Nd5-+) 16...dc4 17.Nc3 (17.Nd2 Re8-+) 17...b5 18.g4 (18.f5 Qd6 19.Ne4 Ne4 20.Be4 Bd5-+) 18...Nd5 19.Nd5 (19.Qd8 Rad8 20.Nd5 Bd5-+) 19...cd5 (better 19...Qh4 20.Nc7 Qg3 21.Kh1 Qh3 22.Kg1 Qe3 23.Rf2 Rad8-+) 20.g5 hg5 (better 20...Re8-+) 21.Qh7 1-0. zomboeb (1670) - arielo94 (1655), lichess.org, 2020.

6.a3 Bc5 7.d4= Be7 8.Nc3 Bb7 (8...0-0 9.e4=) 9.e4+= a6 10.e5 Ng8 11.Nf3 Bg5 (11...d6 12.ed6 Bd6 13.d5 Qe7 14.Qe2+=) 12.Be2 (12.d5 Na7+/-) 12...Bh6 13.0-0 Na5 14.d5 Ne7 15.Bd3 c6 16.d6 b5?? (better 16...Ng6+/-) 17.de7+- Qe7 18.Ne4 c5 (18...0-0 19.cb5 cb5+-) 19.Nd6 Kf8 20.Bc3 Bf3 21.Qf3 (21.Qf3 Nc6 22.cb5 ab5 23.Bb5+-) 1-0. Haroldlee123 – xorb, ChessWorld.net, 2011.

6.a3 Be7 7.d4=+.

6.Nc3 0-0 7.e3 Bb7 8.Nd5 Nd5?? 9.cd5+– Ne7 10.Qg4 Bd2 11.Kd2 Ng6 12.h4 f6 13.Bc4 d6 14.f4 Qe8 15.h5 Nh8 16.Nf3 Qe4 17.Bd3 Qd5 18.e4 Qf7 19.Nd4 Rfe8 20.Rae1?? Kf8? 21.e5?? de5? 22.fe5 Qa2 23.Kc2 Qd5? 24.Re2?? Bc8? 25.Rf1?? Bg4–+ 26.Re4 Re5 27.Rg4 Rh5 28.Nf5 Rd8 29.Bc4 Qd2 30.Kb3 Rd3! 31.Ka2 Qa5 (31...Qa5 32.Kb1 Rd1 33.Rd1 Qf5 34.Bd3 Qg4–+) 0–1. Micheel – Gorzel, corr SOK–89–34, 1989.

6.e3 0-0 7.Nc3=+.

6.e3 d5 7.Nc3 (7.Nf3 0-0=+) 7...0-0 (7...d4 8.Qa4 0-0 9.Qc6-/+) 8.Nf3 (8.cd5 Nd5 9.Nf3 Bg4=) 8...Bg4 (8...d4 9.Qa4 Bb7 10.ed4 Re8 11.Be2=+) 9.h3=+ Bf3 10.Qf3 Ne5 11.Qf5 (11.Qf4 Bd6 12.Qh4-/+ (12.cd5?? Nd3 13.Bd3 Bf4–+)) 11...Nc4-/+ 12.Bc4 dc4 13.a3 g6 (better 13...Ba5!?-/+) 14.Qf4= Nd5?? (better 14...Bc3 15.Bc3 Nd5 16.Qc4 Nc3 17.Qc3 c5=+) 15.Qh6?? (better 15.Nd5 Bd2 16.Kd2 Qd5 17.Qd4+–) 15...Bc3–+ 16.dc3 Qf6 (16...Re8 17.0-0-0 Re5 18.g4–+) 17.Rc1 (better 17.Rd1!? Rfd8 18.Rd4-/+) 17...Rfe8 18.0-0 Re5 19.e4?? (19.g4–+) 19...Nf4 20.g3 (20.g4 Ne2 21.Kg2 Nc1 22.Bc1 Re4–+) 20...Ne2 21.Kg2 Nc1 22.Bc1 (22.Qc1 Re4 23.Qd1 Rae8–+) 22...Re4 23.Bg5 (23.Rd1 Qc3 24.Qd2 Qd2 25.Rd2 c3–+) 23...Qc6 (better 23...Qc3!? 24.Rc1 Qa3 25.Bf6–+) 24.Kh2 Rae8 25.Be3 f6 26.Bd4 (26.Ra1–+) 26…Re1 (26...Re1 27.Qc1 Rc1 28.Rc1 Re2–+) 0–1. janpor (1650) – shrujalchess, gameknot.com, 2015.

6.Nf3 Bb7 7.e3 (--> 1.b4 e5 2.Bb2 Bb4 3.Be5 Nf6 4.e3 Nc6 5.Bb2 b6 6.Nf3 Bb7 7.c4).

6.Nf3 d4 7.e3 d3 8.Qb3 Bf5 9.a3 Ba5 (9...Be7 10.Qb7 Qb8 11.Qc6 Bd7 12.Qa8 Qa8 13.Bd3+=) 10.Nc3 (better 10.Qb7!? Bd7 11.Bf6 (11.Bd3? Rb8 12.Qb5 Rb5 13.cb5 Nb8-+) 11...gf6 12.Qb3+- (12.Bd3? Rb8 13.Qa6 Rb6-+)) 10...0-0= 11.h3 (11.Qb7 Qd7 12.Nd5 Nd5 13.cd5 Rfb8 (worse 13...Qd5 14.Nd4 Bd7 15.Qb3 Qb3 16.Nb3=) 14.dc6 Qd5-/+) 11...Re8 (11...b6 12.Rb1=+) 12.g4 (12.Qb7 Qd7 13.Qb3 Rab8=) 12...Bg6=+ 13.Bg2 (13.Qb7 Bc3 14.Bc3 Be4-/+) 13...Bb6 14.Na4 Nd4 (14...Ne4 15.Nb6 ab6 16.0-0=+) 15.Bd4 Bd4 16.0-0-0 (16.Nd4!? Qd4 17.0-0=) 16...Bb6=+ 17.Nh4 (17.c5 Ba5 18.Ne1=+ (18.Qb7?? Rb8 19.Qc6 Be4-+)) 17...Ne4 (better 17...Be4!?-/+) 18.Ng6= hg6 19.Be4+= Re4 20.f3 (20.Nb2 Qf6 21.Qd3 Re6+=) 20...Re5 (20...Re6!?=) 21.Nb2+= Ra5 22.Qd3 (22.Nd3 Qf6+=) 22...Qe7 Attacks the isolani on a3 23.Kc2 (better 23.a4+=) 23...Ra3-/+ 24.Qd5 Qb4 (24...Rd8 25.Qe4 (25.Qb7?? Qb4 26.Rh2 Qb3 27.Kb1 Rd3 28.Qa8 Kh7-+) 25...Qb4 26.Kb1-+) 25.Ra1 (25.Qb5 Qf8=+) 25...Qb3 26.Kb1 Ra1 27.Ka1 c6 28.Qd3 (28.Qe5 Qa3 29.Kb1 Ba5=+) 28...Qb4 (28...Qd3 29.Nd3 Rd8 30.c5-/+) 29.Qc2 (29.Rd1 Qa5 30.Kb1 Rd8=+) 29...Qa3 (29...Rd8 30.Rd1-/+) 30.Kb1 Re8 (30...Rd8 31.f4-/+) 31.Qa4 (31.h4 Qd6=+) 31...Qd6-/+ 32.Rd1 (32.Qc2-/+) 32...Re5 (32...Qh2!?-/+) 33.Qb3 Ra5 34.d4 Qg3 35.c5 (35.e4 Qh3 36.e5 Qg2=+) 35...Rb5-/+ 36.Qc2 (36.Qd3 Ba5 37.Ka1 Qf3-+) 36...Ba5 37.Ka2 (37.Rf1 Qh3 38.Rf2 Qg3-/+) 37...Qf3-+ 38.Nc4 Bb4 39.Rd3 Qd5 40.Rb3 (better 40.Rd1-+) 40...a5 (40...Bc5 41.Qd3 Rb3 42.Qb3-+) 41.Na3? (better 41.Ka1-/+) 41...a4-+ 42.Nb5 ab3 (42...cb5!? 43.Kb2 ab3 44.Qb3 Qg2 45.Qc2-+) 43.Qb3 Qg2 44.Ka1 (44.Qb2 Qb2 45.Kb2 cb5 46.Kc2-+) 44...Qf1 (44...cb5?! 45.Qb4 Qh3 46.Qb5 Qe3 47.Qd7=) 45.Ka2 Qe2 46.Qb2 Qb2 (46...Qb5!? 47.Qc2-+) 47.Kb2 cb5 48.Kb3 (48.Kc2 f5-+) 48...Bd2 49.e4 Be3 50.Kc3 Kf8 51.Kd3 Bg1 52.d5 (52.Kc3 g5-+) 52...Bc5 53.e5 Ke7 54.Ke4 (54.h4 Bf2 55.h5 gh5 56.gh5 Bg3-+) 54...Kd7 55.g5 (55.Kd3 Bd6! 56.Kd4 Be5 57.Kc5 f5 58.gf5 gf5 59.Kb5 f4-+) 55...b4 56.h4 (56.Kd3 Bd6! 57.Kc4 Be5 58.Kb4 f5 59.gf6 gf6-+) 56...Ke7 (56...Bf2 57.Kd3-+) 57.Kd3 b3 58.Kc4 (58.Kd2 Bd4 59.e6 fe6 60.de6 b5-+) 58...Bd4! 59.Kd4 (59.Kb3 Be5 60.Kb4-+) 59...b2 60.d6 (60.d6 Ke6 61.d7 Kd7 62.Ke3-+). carlos78 (2160) - blastol (2140), Rated Blitz game, lichess.org, 2014.

7.cd5 Qd5 8.Nc3 Bc3 9.Bc3= Bf5 10.e3 0-0-0 11.Ne2 Rhe8 12.Ng3 Ne4 13.Ne4 Be4 14.f3 (worse is 14.Bg7 Bg2 15.Rg1 Bf1 16.Rf1 Re6+=) 14...Bd3 15.Bd3 Qd3 16.Qe2 (worse is 16.Bg7 Qg6 17.Bc3 Qg2–+) 16...Ne5 17.Qd3 Nd3 (17...Rd3?! 18.Ke2 Rd6 19.d4=) 18.Ke2 f6 19.g3 c5 20.a4 Re6 21.a5 Kc7 22.Ra4 Rd7 23.Rb1 Kc6 24.Rh4 h6 25.Rg4 Kc7 26.Rc4 ½–½. Muri,Heinrich (2370) – Romanov,Roman Aleksandrovich (2390), corr EU/TC9/sf2 ICCF, 2011.

7.cd5 Qd5 8.Nc3 Qh5 9.e3 Bg4 10.Be2 0-0-0 11.Nf3 Qg6 12.0-0 Rhe8 (12...Bh3 13.Nh4 Qg5 14.d3+=) 13.d4 Bh3 14.Ne1 Bc3 15.Bc3 Bg4 16.Bg4 Qg4 17.Qb3 (17.Qc2 Nd5=) 17...Qf5 18.Rb1 (worse is 18.Qf7 Rd5 19.Qg7 Ne4-/+) 18...b6 19.Nf3 Ne4 20.Rfc1 Kb7 (20...Re6 21.Be1+=) 21.Be1+= Rd7 22.Rb2 Re6 23.Rbc2 (23.Qa4 Rd5+=) 23...Nf6 (23...g5 24.Rc6 Rc6 25.Rc6 Kc6 26.Ne5 Kd6 27.Qc2+–) 24.a4 (24.Qa4 Qd5+=) 24...Qd5 (24...Ne4 25.Rc5 Nc5 26.Rc5+=) 25.Rc4 (25.Qd5 Nd5 26.e4 Nd4 27.Nd4 Re4+/–) 25...a6 26.h3 h6 (26...h5 27.h4 Rde7 28.Qc2+/–) 27.Qb2 Ne4 28.Nh2 Na5 29.Ba5 Qa5 30.Nf3 f6 31.Ne1 h5 (31...Nd6 32.Rc5 Qa4 33.Nd3+–) 32.Nd3 Ree7 33.Kh2 (33.Rb4 Kb8 34.Nc5+–) 33...Ka8 (33...Qf5!?+/–) 34.Nb4+– Qf5 (34...Nd6 35.R4c2 Rf7+– (35...Qa4?? 36.Ra1 Qa1 37.Qa1+–)) 35.f3 Nd6 36.Rc6 Qa5 37.R6c3 h4 (37...Re8 38.e4 Rc8 39.d5+–) 38.e4 Kb7 (38...Qa4?? 39.Ra3 Qa3 40.Qa3+–) 39.d5 (39.Nd5 Ne8 40.Ne7 Re7+–) 39...Nc8 (39...Qa4 40.Ra3 Qb5+–) 40.Nc6 (40.Nc6 Qa4 41.Ra3 Qa3 42.Qa3+–) 1–0. almanzor1 (2330) – chandragupta (2180), gameknot.com, 2014.

7.cd5 Qd5 8.Nc3 Qh5 9.e3 Bg4 10.f3 Bd7 11.Nge2 0-0-0 12.Ng3 Qe5 13.Be2 h5 14.Rb1 h4 15.Nge4 Bf5 16.Qb3 Be6 17.Qa4 Qf5 18.Rd1 Qg6 19.0-0 Bf5 20.Qb3 Kb8 21.Rb1 Bb6 22.Qc2 Nd4 23.ed4 Rd4 24.Kh1 Nh5 (24...Re4 25.fe4 Ne4 26.Qe4 Be4 27.Ne4 Qe4 28.Bg7–+) 25.h3? (better is 25.Rf2!?=) 25...Ng3-/+ 26.Kh2 Bh3 (better is 26...Ne2 27.d3 Nf4–+) 27.Rg1?? (27.gh3 Ne4 28.Rg1 Qd6 29.Kh1 Ng3 30.Kg2 Rd2 31.Qd2 Qd2 32.Rge1–+) 27...Bf5–+ 28.Qb3 Re4 (28...Re4 29.Qb6 ab6 (29...Re2?! 30.Qg6 Bg6 31.Ne2 Ne2 32.Rge1+=) 30.fe4 h3–+; 28...Be4 29.Ne4 Re4 30.fe4 Ne2 31.Bg7 Qg7 32.Kh1–+; 28...Ne4?! 29.Ne4 Rd2 30.Rge1–+; 28...Ne2 29.Ne2 h3 30.g3 Re4 31.fe4 Bg1 32.Rg1 Be4 33.Nf4+/–) 0–1. Gierth,Karlheinz (2185) – Budzyn,Roman (2260), WC–2009–F–00003, 2009.

7.cd5 Qd5 8.Nf3 Bg4 9.e3 Bf3 10.gf3 0-0-0 11.Nc3 Qf5 12.Rg1 Ne5 13.Be2 Nd3 14.Bd3 Rd3 15.Qa4 (15.Rg7? Rhd8 16.Rc1 Rd2 17.Qd2 Rd2 18.Kd2 Qf3-+) 15...Rhd8 16.Rd1 g6 17.Qb5 Qb5 18.Nb5 Rd2 19.Rd2 Rd2 (19...Bd2?! 20.Ke2 Ne8 21.Na7 Kb8 22.Nc6 bc6 23.Rd1=) 20.Na7 Kb8 21.Bf6 Rd4 (better 21...Ka7!? 22.Rg5 Rd5 23.Ke2 Rg5 24.Bg5 Kb6-/+) 22.Ke2= Rd2 23.Ke1 Rb2 24.Kf1 Rb1 25.Kg2 Rg1 26.Kg1 Ka7 27.Kf1 (27.f4 Kb6-+) 27...Ka6-+ 28.Ke2 Kb5 29.Kd3 (29.Be7 Bb6-+) 29...Ka4 30.Be7 Kb3 31.h3 (31.f4 Bc3-+) 31...Bc3 32.Ke4 (32.e4 b5-+) 32...Bb2 33.a4 0-1. Pierre – Mascarone, internet, 2020.

7.cd5 Qd5 8.Bf6 gf6 9.Nf3 Bg4 10.Nc3 Qe6 11.e3 0-0-0 12.Rc1 Bf3 13.Qf3 Rd2 14.Kd2 Qa2 15.Rc2 (15.Rc2 Bc3 16.Kc3 Qa3 17.Kd2 Rd8 18.Bd3 Rd3 19.Ke2 Nd4 20.ed4 Rf3 21.gf3 Qa6 22.Kd2–+). Hilbert,Stephan J (1800) – Berkman,Sam (2000), FICGS, 2013.

7.e3 d4 8.Nf3 de3 9.fe3 Bf5 (9...Qe7 10.Nc3 0-0 11.Be2=) 10.Bc3 (10.Be2 Qd6=) 10...Bc3=+ 11.Nc3 Bd3 (11...Qd7 12.Be2=) 12.Bd3= Qd3 13.Qe2 0-0-0 14.Qd3 Rd3 15.0-0 (15.Ke2!? Rd7 16.Rab1=) 15...Rhd8 (15...Na5 16.c5-/+) 16.Ne2 Rd2 (16...Ne4 17.Ned4 f6 18.Ne6-/+) 17.Nd2= Rd2 18.Ng3 Ne7 (18...Ne5!?=) 19.e4+= Nc6 20.Nf5 Ne4 (20...Ne8 21.Rad1 Rd1 22.Rd1+=) 21.Rae1+/- Nd6 22.Ng7 (22.Nd6 Rd6 23.Rf7 Rd7 24.Re8 Nd8+/-) 22...b6 (22...Nc4 23.Rf7 Nd8 24.Rf3+=) 23.Ne8+/- Ne8 (23...Nc4 24.Rf7 Rd7 25.Rd7 Kd7 26.Nf6 Kd6 27.Rd1 Ke5 28.Rc1+/-) 24.Re8 Kd7 25.Rh8 Ke6 (25...Ne5 26.Rh7 Re2 27.Rh4+/-) 26.Rh7 Ne5 27.h4 (better 27.Rh6 Ke7 28.Re1+-) 27...f6? (better 27...Rd4!?+/-) 28.Rc7+- a5 (28...Rd4 29.h5 Rh4 30.Ra7 Rh5 31.Rf4+-) 29.h5 (better 29.c5 b5 30.Rb7+-) 29...Rc2 (29...Rd4+-) 30.h6 Ng6 (30...Rd2 31.Rc8 Rd7 32.Re8 Re7 33.Re7 Ke7 34.h7+-) 31.Rg7 (31.h7 Nh8+-) 31...Nh8 (31...Nf8 32.Re1 Kf5 33.Re8 Rc1 34.Kf2+-) 32.Rd1 Rc4 33.Rd8 Rc3 (33...Nf7 34.Re8 Kd7+-) 34.Rh8 Ra3 (34...Rc1 35.Kh2 Rc5+-) 35.h7 Ra1 36.Kh2 a4 37.Ra8 a3 38.h8Q a2 (38...Rd1 39.Qe8 Kf5 40.Ra3 Rh1 41.Kh1 b5 42.Rf3) 39.Qc8 (39.Qc8 Ke5 40.Qc3 Ke6 41.Re8 Kd6 42.Qc7 Kd5 43.Rd7; 39.Qh3 f5 40.Qe3 Kd5 41.Qd3 Ke6 42.Re8 Kf6 43.Qd4) 1-0. OnlyPolishOpening (2150) - SErgo2010 (2080), lichess.org, 2020.

7.e3 d4 8.Nf3 Bg4 9.Be2 d3 10.Bf1 Qd7 11.h3 Be6 12.Qa4 Ne4 13.Bg7 Rg8 14.Bc3 Bb6 15.Qb3 0-0-0 16.a4 a6 17.a5 Ba7 18.Bb4 f5 19.Nc3 (19.Ra4!?+=) 19…Qf7 (19...Nb4?! 20.Qb4 Qg7 21.Rb1+=) 0–1. Blittkowsky,Ralf (1780) – Vodicka,Milan (1990), CP–2011–P–00008, 2011.

7.e3 0-0 8.Nf3 Be6 (8...Bf5 9.cd5 Qd5 10.Nc3+=) 9.cd5+= Nd5 10.d4. marekt (1975) – chpot (1930), gameknot.com, 2014.

7.e3 d4 8.Nf3 Bc5 9.ed4 Nd4 10.Be2 -/+.

8.Nc3 Qa5 9.e3 0-0 10.Be2 Rd8 (10...Be6 11.Nf3+=) 11.Nf3 Ne5 12.Ne5 Qe5 13.d4 Qg5 14.0-0 Qh4 (14...Bh3 15.Bf3=) 15.g3 Qh3 16.f3 c5 17.d5 Bd6 18.Rf2 Be5 19.Bc4 Qh5 20.a4 Bh3 (20...b6 21.Qb3+=) 21.Qb3+= Rab8 22.e4 Bd4 23.Nd1 Nd7 (23...Bf2 24.Nf2 Rd6 25.g4+/–) 24.Bd4 cd4 25.Nb2 b6 (25...Rdc8!?+=) 26.Qd1+/– Qe5 27.Qd2 Nc5 28.Nd3 Qe8 29.Qb2 Rbc8 30.Qd4 Ne6 31.Qc3 Nc5 32.Rc2 Bd7 33.Nc5 Rc5 34.Qd4 Rdc8 35.Raa2 Ba4 36.d6 Kf8 37.Rc3 h6 38.e5 Bb5 39.Ra7 Rc4 40.d7 Rd4 41.dc8Q Rd1 42.Kf2 Rd2 43.Ke1 Re2 44.Kd1 Re5 45.Qe8 Re8 46.Rb7 Be2 47.Kd2+– b5 48.Re3 Re3 49.Ke3 Bf1 50.h4 h5 51.g4 hg4 52.fg4 Kg8 53.g5 Bc4 54.Ke4 Kh7 55.Rb6 Be2 56.Kd4 Bc4 57.Kc5 Be2 58.Kb4 Bc4 59.Rd6 Be2 60.Rc6 ½–½. Recasens Sanchez,JA (2120) – Baron Gonzalez,A (2105), AEAC W/X COPA/Pr–04, 2008.

8.Nc3 Qa5 9.Nf3 0-0 10.e3 Ne5 11.Ne5 Qe5 12.d4 Qg5 13.h4 Qa5 14.Bd3 c6 15.0-0 Bg4 16.f3 Be6 17.Ne2 (17.Qe1 Rfe8+=) 17...Qh5 (17...Nd5 18.Bc1-/+) 18.g3 Nd5 19.Bc1 f5 20.Qc2 Rf6 (20...Rad8 21.Bd2+=) 21.Rb1= Rb8 22.e4 fe4 23.Be4 Bd6 24.Bg5 Rff8 25.Qd3 Kh8 26.g4 Qe8 27.Bh7 b5 28.Be3?? (better is 28.Be4=) 28...Ne3–+ 29.Qe3 Kh7 30.Nc3 Bc4 31.Rfe1 Qe3 32.Re3 c5 33.d5 Bf4 34.Re7 b4 35.ab4 cb4 36.Ne4 b3 0–1. Gierth,Karlheinz (2260) – Kisshauer,Uwe (2295), remoteschach.de, 2009.

8.Nc3 Qc5 9.e3 0-0 10.d4 Qb6 11.Rb1 Qa5 12.Qc2 Bf5=+ 13.Bd3 Bd3 14.Qd3 Ba3 15.Ba3 Qa3 16.Nge2 Rfb8 17.0-0 Qd6 18.Rb2 Nb4 19.Qf5 a5 20.Ra1 b6 21.Ng3 Rd8 22.Nge4 Ne4 23.Ne4 Qc6 24.Ng5 Qg6 25.Qf3 c5 26.dc5 Nd3 27.Rd2 Nc5 28.Rd5 a4 29.h4 h6 30.h5 Qf6 31.Rd8 Rd8 32.Qf6 gf6 33.Nf3 b5 34.Nd4 b4 35.Kf1 Rb8 36.Nc6 b3 37.Nb8 b2 38.Rb1 a3 (38...a3 39.Ke2 Na4–+) 0–1. Thoma,Theo – Baumann,Heinz, TT–17.32 ETC, 2005.

8.e3 Qc5 9.d4 Qb6 10.Bc3 Nd5 11.Bd3 Be6 12.Ne2 0-0 13.0-0 Na5 14.Qc2 g6 15.Be1 c5 16.dc5 Bc5 17.Nbc3 Rac8 18.Nd5 Bd5 19.Nf4 Bb3 20.Qb1 Ba4 21.Qa2 Qd8 22.Rb1 b6 23.Ba5 ba5 24.Rfc1 Bd6 25.Rc8 Qc8 26.Nd5 Rd8 27.Nf6+= Kf8 28.Nh7 Kg7 29.Ng5 Qc7 30.g3 Bg3 31.Be4 Bh2 32.Kh1 Rd7 33.f4 Bf4 34.ef4 Qf4 35.Qb2 Qf6 36.Qg2 Qe5 37.Rf1 Bb3 38.Qg4 ½–½. Jaeger,Erich (2015) – Eife,Gunter (2070), BdF OS–065 remoteschach.de, 2007.

8.Nc3 Qh5 9.d4 Be6 10.e3 Qg6 11.Nge2 Nh5 (11...Qg5 12.Nf4 Bg4 13.Qa4+=) 12.Ng3 (12.d5 Ne5 13.Nd4+= (worse is 13.de6 Nd3 14.Kd2 0-0-0+=)) 12...Ng3= 13.hg3 0-0? (13...Rd8 14.Qa4+=) 14.Bd3 (better is 14.d5 Bg4 15.Bd3 Bd1 16.Bg6 hg6 17.Rd1+= (worse is 17.dc6 Bb3+=)) 14...Bf5+= 15.Bf5 Qf5 16.Rc1 Rad8 17.Qf3 Qf3 18.gf3 Na5 19.Ne4 c6 20.g4 f5 21.Nc5 Bc5 22.Rc5 (worse is 22.dc5 Nb3 23.Rc2 Rd5-/+) 22...Rd5 23.Ke2 b5 24.Rd5 cd5 25.gf5 Rf5 26.e4 Rf7 27.Rh5 Rd7 28.Bc3 Nc4 29.a4? (better is 29.Bb4!? g6 30.Rd5 Rd5 31.ed5=) 29...g6 30.Rh1 ba4 31.Ra1 Nb6 32.Ke3 Kf7 33.Bb4 Ke6 34.Bc5 Nc4 35.Kf4 Rf7 36.Kg3 a3 37.Ba3 Nd2 (37...a5 38.Bc5-/+) 38.ed5? (better is 38.Bc1!? Rf3 39.Kg2+=) 38...Kd5-/+ 39.Bc5 ½–½. Zabotin,Alexander (2445) – Lavrik,Dmitry (2300), Bykova Memorial, 2006.

7.a3 Be7=+ 8.Nc3 Qa5 9.e3 Bf5 10.Nf3= 0-0 11.Bc4 Rad8 12.0-0 Qc5 13.Be2 Ne5 14.d4 Nf3 15.Bf3 Qb6 16.Na4 Qb5 17.Be2 Qd7 18.Nc5 Bc5 19.dc5 Ne4 20.Bd4 Ng5 21.Qb3 Qe7 22.Qc3 Ne6= 23.Bf3 c6 24.Rad1 Nd4 25.Rd4 Rd4 26.ed4 h6 27.Re1 Qd7 28.h3 Be6 29.Qb4 Rd8 30.Rb1 Ba2 31.Ra1 Be6 32.Rd1 Qe7 33.Qa5 Qf6 34.Qa7+/– Rd4 35.Rd4 Qd4 36.Qb7 Qa1 37.Kh2 Qe5 38.g3 Qc5 39.Qc6 Qf2 40.Bg2+= ½–½. Degterev,Pavel – Buczinski,Henryk, IECG, 2008.

7.a3 Be7 8.Nc3 Qc5 9.Nf3 Be6 10.e3 0-0 11.Be2 Qb6 12.Rb1 Bb3 13.Qc1 a5 14.0-0 a4 15.Ba1 Qa5 16.d4 Qf5 17.Re1 Qd7 18.Bb5 Qd6 19.Bb2 Ra5 20.Qd2 Nd8 21.e4 Qb6 22.Bd3 Ne6 23.Ne2 Rd8 24.Ng3 Bf8 25.Nf5 g6 26.d5 Ng4? (26...Nc5 27.Bf6 Qf6 28.e5+=) 27.de6 Rd3 28.Qd3 Qf2 29.Kh1 Qe1 30.Ne1 Nf2 31.Kg1 Nd3 32.e7 (32.Nd3 gf5 33.ef5 Rf5–+) 32...Ra8 33.ef8Q Kf8 34.Nd3 gf5 35.Nc5 fe4 36.Be5 Bd5 37.Bc7 Kg7 38.Nb7 Kg6 39.Nd6 Ra7 40.Rc1 Ra6 41.Rc5 Ba8 42.Kf2 e3 43.Ke3 Bg2 44.Kf4 h6 45.Nf5 Kh7 46.Be5 Rc6 47.Bd4 1–0. Degterev,Pavel (2275) – Dehaybe,Andre (1760), CP–2007–P–00034, 2007.

7.Nc3 Bc3 8.Bc3 Be6 9.Nf3 0-0-0 10.e3 Ne4 11.Bb2 Rhe8 12.Be2 g5 13.0-0 (13.d3 Qa5 14.Nd2 Nc5-/+) 13...g4 (13...Nd2!? 14.Re1 Nf3 15.Bf3 Qd1 16.Red1 Rd1 17.Rd1 Ne7-/+) 14.Nd4= Nd4 15.Bd4 c5 16.Qc2 Kb8 17.Bb2 (17.Bg7 Qd2 18.Qe4 Qe2 19.Qe5 Ka8 20.Qc5 Rc8+=) 17...Qd2=+ (17...Nd2 18.Rfd1 Bf5 19.Qc1+–) 18.Qd2?? (better 18.Qe4 Qe2 19.Bf6=) 18...Rd2–+ (18...Nd2?! 19.Rfd1-/+) 19.Be5 Kc8 20.Bb5 (20.Rfe1 f6 21.Bf4 Nc3–+) 20...Bd7 (better 20...Red8–+) 21.Bc4? (21.Bd7 Kd7 22.Bf4–+) 21...Re5 22.Bf7 Bb5 23.f4 (23.Rfd1 Rf2 24.Bg8 h5–+) 23...gf3 24.Rf3 Ng5 25.Rf4 (25.Rf6 Bc6 26.h4 Nf7 27.Rf7 Rg2 28.Kf1 Rh2 29.Rf8 Kd7 30.Rd1 Ke7–+) 25...Bc6 26.e4 (26.Rf2 Rf2 27.Kf2 Rf5 28.Kg1 Rf7–+) 26...Be4 27.g3 (27.Re4 Re4 28.Bh5–+) 27...Nh3 28.Kf1 Bd3 0–1. Goldmund,Heike – Waciak,Karol, FICGS, 2014.

7.Nc3 Bc3 8.Bc3 Qf5 9.Nf3=.

7.Nc3 Bc3 8.Bc3 Bf5 9.Qb3 Qb3 (9...Qd6 10.Qb5 Nd5 11.Bg7=+) 10.ab3= 0-0 11.Bf6 gf6 12.Nf3 Bc2 (12...Be6 13.Rb1=) 13.Ra3= b5 (13...Be4 14.e3=) 14.e3 (14.Ra6 Be4=) 14...Rfb8 (14...a6 15.Rg1=+) 15.Ra6 Nb4 16.Rf6 Bb3 17.Nd4 Nc2 18.Nc2 Bc2 19.Rc6 (19.d4 Rb6 20.Rf4 b4=) 19...Bg6 (19...Be4 20.Rc5=) 20.d4 (20.d3!?=) 20...a5 21.Kd2 (21.Rc7 b4 22.Bc4 b3-+) 21...b4 22.Rc7? (better 22.Bd3!?=+) 22...b3-/+ 23.e4? (better 23.Bc4 b2 24.Bd5-+) 23...a4-+ 24.Bc4 a3 25.f3 (25.f4 a2 26.f5-+) 25...a2 26.Bb3 Rb3 27.Ra1 f5 28.Rc2 (28.Kc2 Rb4 29.Re7 fe4 30.fe4 Raa4-+) 28...fe4 29.Rca2 (29.fe4 Rba3 30.Rc3 Be4 31.g3-+) 29...e3 30.Ke1 (30.Ke2 Bd3 31.Ke3 Bb1 32.Kf4 Ra2 33.Ra2 Ba2-+) 30...Ra2 31.Ra2 Bd3 32.Ra8 (32.Rd2 ed2 33.Kd2-+) 32...Kf7 33.Ra7 Kg6 34.Ra1 Rb2 35.Rd1 Re2 36.Kf1 0-1. Pierre – Carrera, internet, 2020.

7.Nc3 Bc3 8.Bc3= Bf5 9.d3 Qe6 10.Nf3 h6 11.Rb1 b6 12.Qa4 0-0 13.Bf6 Qf6= 14.Rc1 Ne7 15.g3 Qb2 16.Qc2= Qc2 17.Rc2 c5 18.Bg2 Rac8 19.0-0 Nc6 20.Rfc1 Bg4 21.Rb2 Bf3 22.Bf3 Nd4 23.Bb7 Rc7 24.Ba6 Re7 25.e3 Ne6 26.a4 Nc7 27.Bc4 Rd8 28.a5 Na8 29.Kf1 ba5 30.Rb5 a4 31.Rc5 Nb6 32.Ke2 Rd6 33.Ra1 Nc4 34.Rc4 f6 35.Rca4 Rdd7 36.Ra5 Rb7 37.R1a2 Rec7 38.f4 Kf7 39.e4 Ke6 40.Ke3 Rd7 41.Ra6 Ke7 42.R2a3 Kd8 43.e5 fe5 44.fe5 (44.fe5 Ke7 45.d4+–) 1–0. Buczinski,Henryk – Tomalczyk,Tadeusz, Siemianowice Slaskie, 1966.

7.Nc3 Qc5 A) 8.Nf3 A1) 8...0-0 9.e3 (9.Qa4 Qe7 10.a3 Bd6 11.Qh4 a6; 9.Rc1 Qe7 10.e3 Rd8 11.Bb5 Bd7; 9.Qc1 Qe7 10.e3 Re8 11.Bb5 Bd7) 9...Bg4 10.Be2 Rfe8 11.a3 Bc3; A2) 8...Bg4 9.Qa4 (9.e3 0-0 10.Be2 Rad8 11.0-0 Nd5; 9.Rc1 Qe7 10.e3 0-0 11.Be2 Rad8; 9.Qc2 Bf3 10.gf3 Nd4 11.Qa4 b5) 9...Rd8 10.a3 Bc3 11.Bc3 Bf3; A3) 8...Bf5 9.Rc1 (9.e3 0-0 10.a3 Bc3 11.Bc3 Nd5; 9.Nb5 Ne4 10.e3 0-0 11.a3 Ba5; 9.Qb3 Be6 10.Qc2 0-0 11.a3 Ba5) 9...Qa5 10.a3 Be7 11.Qb3 Rb8; A4) 8...Bc3 9.dc3 (9.Bc3 Ne4 10.Bd4 Nd4 11.Qa4 Ke7) 9...Bg4 10.e3 Rd8 11.Qb3 Bf3; B) 8.Rc1 B1) 8...Qa5 9.g3 (9.a3 Bd6 10.Qa4 a6 11.Nf3 0-0; 9.Nf3 0-0 10.a3 Bd6 11.Qa4 Bd7; 9.e3 0-0 10.a3 Bd6 11.Qa4 a6) 9...0-0 10.Bg2 Ne5 11.Qa4 Nc4; B2) 8...Qf5 9.a3 (9.e3 a6 10.a3 Bd6 11.d4 Be6; 9.g3 Bc5 10.e3 0-0 11.d4 Bb4; 9.Nf3 Be6 10.a3 Be7 11.e3 a6) 9...Bd6 10.Nf3 0-0 11.e3 a6; B3) 8...Qg5 9.Nf3 (9.a3 Bd6 10.Nf3 Qa5 11.Qa4 Qa4; 9.g3 0-0 10.Bg2 Bd7 11.Nf3 Qg6; 9.e3 0-0 10.a3 Be7 11.Nf3 Qg6) 9...Qa5 10.a3 Bd6 11.Qa4 Qa4; B4) 8...Qe7 9.e3 (9.Nf3 0-0 10.e3 Rd8 11.Bb5 Bd7; 9.Qc2 0-0 10.Nf3 Bg4 11.e3 Bf3; 9.Nb5 Ne4 10.Nf3 a6 11.Qa4 Nc5) 9...0-0 10.Nf3 Rd8 11.Bb5 Bd7; C) 8.Qa4 C1) 8...Qe7 9.a3 (9.Nf3 0-0 10.a3 Bd6 11.Qh4 a6; 9.e3 0-0 10.a3 Bd6 11.Nb5 Bf5; 9.Rd1 0-0 10.a3 Bd6 11.Nb5 Bc5) 9...Bc5 10.Nf3 Bd7 11.Qh4 Be6; C2) 8...Qb6 9.e3 (9.Qb5 Bc3 10.Qb6 Bd2 11.Kd2 ab6; 9.Qc2 Nd4 10.Qd3 c5 11.e4 0-0; 9.Rc1 Bd7 10.e3 0-0 11.Qc2 Qa5) 9...0-0 10.Nf3 Rd8 11.a3 Be7; C3) 8...Bd7 9.a3 (9.e3 0-0 10.a3 Ba5 11.Nf3 Rfd8; 9.Qb5 a6 10.Qc5 Bc5 11.Nf3 Be6; 9.Rc1 Qe7 10.Nb5 Ne4 11.Nf3 0-0) 9...Qe7 10.Nb5 Ba5 11.Nf3 a6; C4) 8...0-0 9.a3 (9.Nf3 Qe7 10.a3 Bd6 11.Qh4 a6; 9.e3 Rd8 10.a3 Bc3 11.Bc3 Nd5; 9.Rc1 Qe7 10.Nf3 Rd8 11.a3 Bc5) 9...Bc3 10.Bc3 Nd5 11.Bb2 Qb6; D) 8.Qc1 D1) 8...0-0 9.a3 (9.Nf3 Qe7 10.e3 Bg4 11.Be2 Rad8; 9.e3 Bf5 10.a3 Ba5 11.Nf3 Rad8; 9.g3 Nd4 10.Bg2 Re8 11.Kf1 Qd6) 9...Ba5 10.Nf3 Bf5 11.e3 Ne5; D2) 8...Bf5 9.a3 (9.Nf3 0-0 10.e3 Rad8 11.a3 Ba5; 9.e3 0-0 10.Nf3 Rad8 11.a3 Ba5; 9.f3 0-0 10.e4 Be6 11.Nge2 Rfe8) 9...Ba5 10.Na4 Qd6 11.Nf3 0-0; D3) 8...Qe7 9.a3 (9.e3 0-0 10.Nf3 Re8 11.Bb5 Bd7; 9.Nf3 0-0 10.e3 Bg4 11.Be2 Rad8; 9.g3 Ne5 10.Qc2 0-0 11.a3 Bd6) 9...Bd6 10.Nb5 0-0 11.Nd6 cd6; D4) 8...Qf5 9.e3 (9.a3 Bd6 10.Qb1 Qb1 11.Nb1 Ne5; 9.Nf3 0-0 10.e3 Rd8 11.a3 Ba5; 9.h3 Nd4 10.g4 Qg6 11.Nd5 Nd5) 9...0-0 10.Nf3 a6 11.Bc4 Bd6; E) 8.e3 E1) 8...Bg4 9.Qa4 (9.Be2 Be2 10.Nge2 Qg5 11.0-0 0-0; 9.Qc2 Bf5 10.Qa4 a6 11.Nf3 0-0; 9.Nf3 0-0 10.Be2 Rad8 11.0-0 Nd5) 9...Rd8 10.a3 Qd6 11.d4 Bc3; E2) 8...Qe7 9.a3 (9.Nf3 0-0 10.a3 Bd6 11.Nb5 Rd8; 9.Bb5 Bd7 10.Nf3 a6 11.Bc6 Bc6; 9.Bc4 Ne5 10.Be2 Bg4 11.Qc2 Be2) 9...Bd6 10.Nb5 0-0 11.Nd6 cd6; E3) 8...Be6 9.Nf3 (9.Rc1 Qd6 10.Nb5 Qd8 11.Bf6 gf6; 9.Nb5 0-0-0 10.Nf3 Ne4 11.Bd4 Qf5; 9.a3 Ba5 10.Nge2 Rd8 11.Nf4 Bf5) 9...0-0 10.Nb5 Nd5 11.a3 Ba5; E4) 8...0-0 9.Nf3 (9.a3 Ba5 10.Nf3 Be6 11.Rc1 Qf5; 9.Rc1 Qe7 10.Nf3 Rd8 11.Bb5 Bd7; 9.Qa4 Rd8 10.a3 Bc3 11.Bc3 Nd5) 9...Bg4 10.Be2 Rad8 11.0-0 Nd5.

7.Nc3 Qd7 A) 8.Nf3 A1) 8...a6 9.e3 (9.a3 Bd6 10.Qc2 0-0 11.d4 Re8; 9.Qa4 0-0 10.e3 Qd8 11.Bb5 Bd7; 9.g3 0-0 10.Bg2 Qe7 11.a3 Bc5) 9...0-0 10.Be2 Re8 11.0-0 Qe7; A2) 8...Bd6 9.Nb5 (9.Rc1 0-0 10.Nb5 Ne4 11.Nd6 Qd6; 9.d4 0-0 10.d5 Nb4 11.e3 Nbd5; 9.g3 0-0 10.Bg2 Ne5 11.Ne5 Be5) 9...Be7 10.Rc1 Bd8 11.Nbd4 Nd4; A3) 8...Rb8 9.Nb5 (9.e3 a6 10.Be2 0-0 11.d4 Qe7; 9.a3 Bd6 10.Nb5 Be7 11.Nbd4 Nd4; 9.Qc2 0-0 10.Nb5 Be7 11.Rc1 Nd5) 9...Be7 10.Nbd4 0-0 11.Nc6 Qc6; A4) 8...0-0 9.e3 (9.a3 Bd6 10.Nb5 Be7 11.Qc2 Rd8; 9.Qc2 Re8 10.e3 a6 11.Be2 Qf5; 9.Rc1 Rd8 10.e3 a6 11.Be2 Qf5) 9...a6 10.Be2 Re8 11.0-0 Qe7; B) 8.Qc2 B1) 8...Nd4 9.Qd3 (9.Qd1 0-0 10.e3 Qe7 11.Nge2 Ne2; 9.Qc1 Qf5 10.Rb1 0-0 11.f3 Rd8; 9.Qb1 0-0 10.e3 Re8 11.Nge2 Nf5) 9...0-0 10.e3 Re8 11.a3 Bf8; B2) 8...Qe7 9.Nf3 (9.Nb5 0-0 10.a3 Ba5 11.Nf3 Rd8; 9.a3 Nd4 10.Qd3 Bc5 11.Nd5 Nd5; 9.Rc1 Nd4 10.Qd3 c5 11.Qe3 Be6) 9...Bg4 10.a3 Bc5 11.Na4 Bd6; B3) 8...Be7 9.Nf3 (9.Rc1 0-0 10.Nf3 Rd8 11.a3 Qg4; 9.Rb1 0-0 10.Nf3 Nb4 11.Qb3 Qe8; 9.Rd1 0-0 10.Nf3 Re8 11.d4 Nb4) 9...0-0 10.a3 Rd8 11.Rd1 Qg4; B4) 8...0-0 9.Nf3 (9.e3 Rd8 10.Nf3 Qg4 11.h3 Qh5; 9.Rc1 Nd4 10.Qd3 Rd8 11.Nb1 Nc6; 9.a3 Nd4 10.Qd3 Bc5 11.Nf3 Rd8) 9...Rd8 10.a3 Be7 11.e3 Qg4; C) 8.Rc1 C1) 8...Qe7 9.e3 (9.Nf3 0-0 10.e3 Rd8 11.Bb5 Bd7; 9.Qc2 0-0 10.Nf3 Bg4 11.e3 Bf3; 9.Nb5 Ne4 10.Nf3 a6 11.Qa4 Nc5) 9...0-0 10.Nf3 Rd8 11.Bb5 Bd7; C2) 8...a6 9.g3 (9.Nf3 0-0 10.e3 Qd6 11.Bc4 Na5; 9.a3 Bd6 10.d4 0-0 11.d5 Ne5; 9.Qc2 0-0 10.Nf3 Qd6 11.Na4 Ba3) 9...0-0 10.Bg2 Qd6 11.Nf3 Re8; C3) 8...Rb8 9.a3 (9.Nf3 0-0 10.a3 Bd6 11.Qc2 Rd8; 9.e3 0-0 10.Nf3 a6 11.Be2 Qd6; 9.Qc2 0-0 10.Nf3 Rd8 11.a3 Qe7) 9...Bd6 10.Nb5 Be7 11.Rc3 Qd8; C4) 8...0-0 9.Nf3 (9.e3 a6 10.Nf3 Qd6 11.Bc4 Na5; 9.a3 Bd6 10.Nb5 Be7 11.Nf3 Re8; 9.Qc2 Nd4 10.Qd3 Rd8 11.Nb1 Ne6) 9...Re8 10.a3 Bc5 11.Na4 Be7; D) 8.Rb1 D1) 8...0-0 9.Nf3 (9.a3 Bd6 10.Nb5 Be7 11.Nf3 a6; 9.e3 Qe7 10.Nf3 Bf5 11.Rc1 Rfd8; 9.Qa4 Rd8 10.Nf3 Qe7 11.Qb5 Bd6) 9...Rd8 10.e3 Qe7 11.Bb5 Bf5; D2) 8...a6 9.Nf3 (9.a3 Bc5 10.Nf3 Qe7 11.Qc1 Bf5; 9.e3 0-0 10.Nf3 Qg4 11.a3 Bd6; 9.Qc2 Nd4 10.Qd3 0-0 11.Nd1 Nc6) 9...0-0 10.e3 Qg4 11.a3 Bd6; D3) 8...Qd8 9.a3 (9.e4 0-0 10.Bb5 Bc3 11.dc3 Ne4; 9.Nf3 Bf5 10.d3 Nd5 11.Qd2 Bg4; 9.Nb5 Be7 10.Qa4 Bf5 11.Rc1 Qd7) 9...Bd6 10.g3 0-0 11.Bg2 Nd4; D4) 8...Qe7 9.Nb5 (9.Qa4 0-0 10.Nf3 Bf5 11.Rc1 a6; 9.e3 0-0 10.Nf3 Bf5 11.Rc1 Rfd8; 9.Nf3 Bf5 10.Rc1 0-0 11.e3 Rfd8) 9...Ne4 10.Nf3 Bg4 11.a3 Ba5; E) 8.a3 E1) 8...Be7 9.Nf3 (9.e3 0-0 10.d4 Rd8 11.Bd3 a6; 9.Rb1 0-0 10.Nf3 Qd6 11.Nb5 Qd8; 9.e4 0-0 10.Nf3 Rd8 11.Bc4 a6) 9...0-0 10.d4 Rd8 11.e3 Rb8; E2) 8...Bc5 9.e3 (9.Nf3 0-0 10.e3 Bd6 11.Bb5 Qe8; 9.Nb5 Be7 10.Nf3 a6 11.Nbd4 Nd4; 9.Na4 Be7 10.Rc1 Qf5 11.Nf3 0-0) 9...0-0 10.d4 Bd6 11.Bb5 Rb8; E3) 8...Ba5 9.Nf3 (9.e3 0-0 10.Nf3 Re8 11.Qc2 Rb8; 9.Rc1 0-0 10.Nf3 Rd8 11.e3 Qd6; 9.Qc2 Nd4 10.Qd3 Nb3 11.Qd7 Bd7) 9...0-0 10.e3 Rd8 11.Bb5 Qd6; E4) 8...Bd6 9.d4 (9.Nf3 0-0 10.Nb5 Be7 11.Qc2 Rb8; 9.Qc2 Nd4 10.Qd3 Nb3 11.Rb1 0-0; 9.Nb5 Be7 10.Nf3 a6 11.Nbd4 Nd4) 9...0-0 10.d5 Ne7 11.e4 Re8.

7.Nc3 Qe6 A) 8.Nf3 A1) 8...a6 9.a3 (9.e3 0-0 10.Be2 Re8 11.0-0 Qf5; 9.g3 0-0 10.Bg2 Re8 11.a3 Bc5; 9.Qb3 Qb3 10.ab3 Be6 11.Nb5 0-0-0) 9...Bd6 10.d4 Qe7 11.e3 0-0; A2) 8...Be7 9.Nb5 (9.d4 Nd5 10.e3 Bb4 11.Qd2 Qg6; 9.Rc1 0-0 10.Nb5 Qa2 11.Nc7 Rb8; 9.Qb3 0-0 10.Qe6 Be6 11.Nb5 Rfc8) 9...Qd7 10.Rc1 Bd8 11.Nbd4 Nd4; A3) 8...Bd7 9.Nb5 (9.a3 Bd6 10.d4 Qe7 11.e3 0-0; 9.Qb3 Qe7 10.a3 Bc5 11.e3 Rb8; 9.Qc2 0-0 10.e3 Bd6 11.Nb5 Nb4) 9...Rc8 10.e3 0-0 11.Qc2 a6; A4) 8...0-0 9.Nb5 (9.a3 Bc5 10.Nb5 Bb6 11.e3 Rd8; 9.Qc2 Bc5 10.a3 Nd4 11.Nd4 Bd4; 9.e3 Rd8 10.Be2 Qg4 11.Nd4 Qg2) 9...Nd5 10.a3 Be7 11.Nbd4 Nd4; B) 8.a3 B1) 8...Bd6 9.Nb5 (9.d4 Nd5 10.e3 Nc3 11.Bc3 Qd5; 9.Nf3 0-0 10.d4 Qe7 11.e3 a6; 9.Qc2 0-0 10.Nb5 Rd8 11.Nf3 Nd5) 9...0-0 10.Nf3 Re8 11.Rc1 Nd5; B2) 8...Ba5 9.Nf3 (9.Qc2 0-0 10.Nf3 Re8 11.e3 Bd7; 9.Rc1 0-0 10.Nf3 Re8 11.e3 Bd7; 9.Rb1 0-0 10.Nf3 Ne4 11.Qc2 Bc3) 9...0-0 10.e3 Rd8 11.Be2 Ne4; B3) 8...Bc5 9.Nb5 (9.Nf3 0-0 10.Nb5 Nd5 11.e3 a6; 9.e3 0-0 10.Nb5 Bb6 11.Nf3 Rd8; 9.Rc1 0-0 10.e3 a6 11.Be2 Qe7) 9...Bb6 10.Nf3 0-0 11.e3 Rd8; C) 8.Qc2 C1) 8...a6 9.Nf3 (9.a3 Bd6 10.Nf3 0-0 11.e3 Re8; 9.Rc1 0-0 10.Nf3 Bd6 11.Ng5 Qg4; 9.e3 0-0 10.Nf3 Bd6 11.a3 Re8) 9...0-0 10.e3 Bd6 11.Be2 Nb4; C2) 8...Qe7 9.Nf3 (9.Nb5 0-0 10.a3 Ba5 11.Nf3 Rd8; 9.a3 Nd4 10.Qd3 Bc5 11.Nd5 Nd5; 9.Rc1 Nd4 10.Qd3 c5 11.Qe3 Be6) 9...0-0 10.a3 Bd6 11.Nb5 Bg4; C3) 8...Bd7 9.Nb5 (9.Nf3 0-0 10.e3 Bd6 11.Nb5 Nb4; 9.a3 Bd6 10.Nb5 a6 11.Nd6 cd6; 9.e3 0-0 10.Nf3 Rac8 11.a3 Bd6) 9...Ba5 10.e3 0-0 11.Nd4 Nb4; C4) 8...0-0 9.Nf3 (9.Rc1 Nd4 10.Qd3 c5 11.a3 Ba5; 9.Rd1 Nd4 10.Qd3 Rd8 11.Nb5 Nc6; 9.e3 Nd4 10.Qd1 Rd8 11.Nge2 Nc6) 9...Rd8 10.a3 Be7 11.Rc1 Qf5; D) 8.Rc1 D1) 8...Qe7 9.e3 (9.Nf3 0-0 10.e3 a6 11.Bc4 Bg4; 9.Qc2 Nd4 10.Qd3 c5 11.Qe3 Be6; 9.Nb5 Ne4 10.Nf3 a6 11.Qa4 Nc5) 9...0-0 10.Nf3 Rd8 11.Bb5 Bd7; D2) 8...Bd7 9.a3 (9.Nb5 Rc8 10.a3 Be7 11.Nf3 0-0; 9.Nh3 0-0 10.Nf4 Qe8 11.e3 Bd6; 9.Nf3 0-0 10.a3 Bd6 11.Nb5 Rfe8) 9...Ba5 10.Nf3 0-0 11.Qc2 Rfe8; D3) 8...a6 9.a3 (9.Nf3 0-0 10.a3 Bd6 11.d4 Qe7; 9.Qc2 0-0 10.Nf3 Rd8 11.e3 Bd6; 9.e3 Qd6 10.Bc4 0-0 11.Nf3 Na5) 9...Bc5 10.Na4 Bd6 11.Nc5 Qe7; D4) 8...0-0 9.Nf3 (9.e3 Bd7 10.a3 Ba5 11.Nf3 Rad8; 9.a3 Bd6 10.Nb5 Rd8 11.Nf3 Bf4; 9.Qc2 Nd4 10.Qd3 c5 11.a3 Ba5) 9...Rd8 10.a3 Bc5 11.Na4 Bd6; E) 8.Nb5 E1) 8...Bd6 9.Nf3 (9.Nd6 Qd6 10.Rc1 0-0 11.Qb3 Be6; 9.e3 0-0 10.Qb3 Qe7 11.Nd6 cd6; 9.Qb3 Qb3 10.Nd6 cd6 11.ab3 Be6) 9...0-0 10.Qb3 Qe7 11.Nd6 cd6; E2) 8...Kd8 9.Nf3 (9.a3 Be7 10.Nf3 a6 11.Nbd4 Nd4; 9.Qc2 a6 10.Nd4 Nd4 11.Bd4 b6; 9.e3 a6 10.Nd4 Nd4 11.Bd4 c5) 9...a6 10.Nbd4 Nd4 11.Bd4 c5; E3) 8...Qe7 9.Bf6 (9.Nf3 Ba5 10.Qa4 Bd7 11.Rc1 0-0; 9.a3 Ba5 10.Nf3 0-0 11.Qa4 Ne4; 9.Qc2 0-0 10.a3 Ba5 11.Nf3 Rd8) 9...gf6 10.a3 Bc5 11.Qa4 Be6; E4) 8...Ba5 9.Nf3 (9.Qb3 Qe7 10.Nf3 0-0 11.Ba3 Bb4; 9.Qc2 Nb4 10.Qb1 c5 11.Bc3 Qe7; 9.Qa4 0-0 10.Nf3 Rd8 11.e3 Ne4) 9...0-0 10.Qb3 Ne4 11.Nc3 Nd6.

7.Nc3 Qh5 8.e3 Qd1 (8...Bg4 9.Qa4=+) 9.Rd1 Be6 (9...a6 10.a3 Bd6 11.d4=) 10.Nge2 (10.a3 Bd6=) 10...Ne5 (10...a6 11.a3 Bd6 12.d4=) 11.Nd4 Bd7 12.Nc2 Bd6 13.Be2 0-0 14.0-0 (14.d4 Ng6+=) 14...c5 (14...Rfe8 15.d4 Ng6 16.Bd3=) 15.d4+= cd4 16.Nd4 Bc5 (16...Rad8!?+=) 17.Nb3+- Be7 (17...Rac8 18.Nd5 (18.Nc5?! Rc5 19.e4 Be6+=) 18...Be6 19.Be5 Nd5 20.Bf3 Ne3 21.fe3 Be3 22.Kh1+-) 18.Nd5 (18.Nb1 Neg4 19.h3 Nf2 20.Rf2 Rad8+-) 18...Nd5 19.Rd5 (19.Be5?! Bc6+=) 19...f6 20.Be5 Bc6? (20...Be6 21.Bf3 fe5 22.Re5 Bb3 23.ab3+-) 21.Bd6 (better 21.Bc4 Kh8 22.Bd4+-) 21...Bd5 22.Be7 Rfe8 (22...Rfc8 23.Rd1 Rc2 24.Bg4+-) 23.Bb4 Rac8 24.Bd3 (24.Rd1 Be6+-) 24...a6 (24...Bc4 25.Bc4 Rc4 26.a3+-) 25.Bb1 Be4 26.Nd4 Bb1 27.Rb1 b5 28.Kf1 Kf7? (better 28...Red8+-) 29.Nf5 1-0. kovacic (2330) - Diadoco (2225), ChessWorld.net, 2017.

7.Nc3 Qh5 8.Nf3 0-0 9.e3 Bg4 10.Be2 Qa5 11.0-0 Rad8 12.Qc2 Ne7 13.d4 c6 14.h3 Bh5 15.a3 Bg6?? (better 15...Bd6=) 16.ab4+- Qa1 17.Qg6 (better 17.Qb3 Qf1 18.Bf1+-) 17...Qb2 (better 17...Qf1! 18.Kf1 Ng6-+ (18...fg6?! 19.Ng5-+)) 18.Qd3-/+ Ned5 19.Rb1?? (19.Nd5 Rd5 20.Rb1=) 19...Qc3-+ 20.Qc3 Nc3 21.Rb2 Ne2 22.Re2 Nd5 23.Ra2 f5 (23...a6!? 24.Rb2-+) 24.Ra7 Rd7 (24...b5 25.Ne5 Nb4 26.Rc7-+) 25.Ra2 (25.Ne5 Re7-+) 25...Nb4 26.Rb2 Nd5 27.Ne5 Re7 28.Rb6 (28.Kf1 c5!-+) 28...g6 (better 28...Nb6 29.Kf1 Nd5-+) 29.Rb2 Rfe8 30.Kf1 Re5 (30...c5!? 31.Rb5 b6 32.g3-+) 31.de5 Kf7 (31...b6 32.f4 Ne3 33.Ke2-+) 32.Ke1 (32.Rb7 Ke6 33.Rh7 Ke5 34.Rg7-+) 32...Re7 (32...b5 33.f4-+) 33.Ke2 Ke6 34.f4 g5! 35.g3 (35.fg5 Nc3 Double attack (35...Ke5 Deflection)) 35...gf4 36.ef4 Rg7 37.Kf3 b5 38.g4 (38.Rc2 Rc7 39.Ra2 b4-+) 38...fg4 (38...Ra7 39.Rc2 Ra3 40.Kf2-+) 39.hg4 Nc3 (better 39...Rf7 40.f5 Ke5 41.Re2 Kd4 42.Rd2 Kc3-+) 40.Rb3 Nd5 41.f5?? (41.Rb2 Rf7 42.f5 Ke5 43.Re2 Kd4 44.Rd2 Kc3 45.Rd1-+) 41...Ke5-+ 42.Rd3 (42.Rb1 Nf6 43.Re1 Kd5 44.Rd1 Kc5 45.Rc1 Kd6 46.Rd1 Kc7-+) 42...Rf7 (42...h5 43.gh5 Rh7 44.Rd1 Rh5 45.Rc1 Rf5 46.Ke2-+) 43.Rd2 (43.Rd1 b4 44.Re1 Kd4 45.Rd1 Kc4 46.Rc1 Nc3-+) 43...Kd6 (better 43...h5!? 44.Re2 Kd4 45.Rd2 Kc3 46.Re2 hg4 47.Kg4-+) 44.Re2 (44.Rh2 b4-+) 44...c5 (better 44...h5!? 45.Re6 Kd7 46.Re1 hg4 47.Kg4-+) 45.Re6 Kc7 46.Rh6 1-0. fishissushi (1940) - Lococo (1945), Rated Bullet game, lichess.org, 2020.

7.e3 Be6 8.Nc3 Bc3 9.Bc3 0-0-0 10.Qf3 Ne4 11.Be2 Nc3 12.dc3 Qd2 13.Kf1 Qc3 14.Nh3 Qa1 0–1. rvac066 – vlastanevoral, internet, 2014.

7.e3 Be6 8.Nf3 0-0 9.Be2 (9.Bf6 gf6 10.Qc2 Ne5=) 9...Bd6 (9...Qf5 10.0-0=+) 10.0-0 (10.Bf6 gf6 11.Nc3 Qf5+=) 10...Rad8 (10...Qf5 11.Na3=+) 11.d4 (better 11.Bf6!? gf6 12.Nc3+=) 11...Qh5 12.Nbd2 Rfe8 (12...Bd5 13.a4=+) 13.Ne5 (13.e4!? Bf4 14.d5 Bd5 A) worse 15.ed5 Rd5 16.h3 Rd2 17.Nd2 Qe2 18.Bf6 Bd2=+ (worse 18...gf6 19.Nf3=); B) 15.Bf6 gf6 16.ed5 Rd5 17.h3 Bd2 18.Bc4=+) 13...Qh6=+ 14.Ndf3?? (14.Nef3 Ng4 15.h3 Ne3 16.fe3 Qe3 17.Kh1 Bh3 18.gh3 Qe2=+) 14...Ng4?? (better 14...Be5 15.Ne5 Ne5-+) 15.Ng4=+ Bg4 16.h3 Bh3 17.gh3 (better 17.Bd3 Bg4 18.Re1-+) 17...Qh3 18.d5 (18.Bd3 Re6 19.Bh7 Kf8 20.Bf5 Qf5 21.Re1-+) 18...Re4 19.Ne1 (19.Ne5 Rh4 20.Nc6 Qh2) 19…Qh2 0-1. ariel247 (2030) - Nimzomaniac (2155), Rated Blitz game, lichess.org, 2016.

7.e3 Bf5 8.Ne2 0-0-0 (8...Qe6 9.Ng3=+) 9.Nf4 (9.Bf6 gf6 10.Nec3 Qe6=+) 9...Qa5 (9...Qd6 10.a3 Ba5 11.Be2=+) 10.a3= Bd6 11.Bc3 Qb6 (better 11...Qc5 12.d4 Qb6=) 12.Bc4? (better 12.Bd3 Bd3 13.Nd3=) 12...Bf4–+ 13.ef4 Rhe8 14.Kf1 Ng4 15.Qf3 Nd4 (15...Bb1?! 16.Qg4 Kb8 17.h3=+) 16.Qg3 (16.Bd4 Qd4 17.Ba6 ba6–+) 16...Qc6 17.Bf7 (17.d3 Qa4 18.Nd2 Ne2–+) 17...Re7 (17...Qb5 18.Bc4 Qc4 19.d3 Bd3 20.Kg1 Ne2 21.Kf1 Nc3 22.Qd3 Qd3 23.Kg1 Re1) 18.Bh5 (18.d3 Nc2 19.Bh5 Qe6–+) 18...Nc2 (18...Qb5 19.d3 Bd3 20.Kg1 Ne2 21.Kf1 Nc3 22.Qd3 Qd3 23.Kg1 Re1) 19.d4 (19.d3 Qe6 20.Be5 Rd3 21.Bg4 Rg3 22.Bf5 Qf5 23.hg3 Na1 24.Nc3–+) 19...Qe4 20.f3 (20.Qe3 Nce3 21.fe3 Qd3 22.Kg1 Qe3 23.Kf1 Qf2) 20...Qe2 21.Kg1 Qd1 (21...Qd1 22.Qe1 Re1 23.Be1 Qe1; 21...Qe3 22.Qf2 Qf2) 0–1. jlbaf – rollerblade, net–chess.com, 2017.

7.e3 Bf5 8.Nf3 0-0 9.Bf6 gf6 10.Be2 Qa5 (10...Rfd8 11.0-0+=) 11.0-0 Kh8 12.Qb3 Rg8 13.g3 Be6 14.Qb2 Be7 (14...Kg7 15.Nc3=) 15.Qb7+= Bd5 (15...Nb4 16.Rc1 Rac8 17.Nd4+=) 16.Qb2 Rab8 (16...Be4 17.d3 Bf5 18.Qc3+/–) 17.Qc3+/– Qb6 18.d4 Nb4 (18...Kg7 19.Qc1 Qa5 20.Nc3+/–) 19.Qd2 Ba8 (19...Qb7 20.Nh4 Be6 21.a3+/–) 20.Rc1 Nd5 21.Qc2 Qe6 22.Nbd2 Bd6 23.Rab1 Rb1 24.Rb1 (24.Nb1?! Nb4 25.Qa4 Qa2+/–) 24...Qg4 25.Qc4 a5 (25...Qe6 26.Nh4+–) 26.e4 Nf4 27.Bf1 Qd7 28.Rb5 White prepares e5 28...Bb4 (28...c6 29.Ra5 Ne6 30.d5+–) 29.a3! Ba3 30.Ra5 Bd6 31.e5 Bf3 (31...Be7 32.Ra8! Ra8 33.gf4+–) 32.ed6 (32.Nf3!? Be7 33.Qf7 Rf8+–) 32...Bc6 33.Rc5 Bd5 34.Rd5 Nd5 35.Qd5 Qd6 (35...cd6 36.Nc4+–) 36.Qd6 (36.Qf7!? Rg7 37.Qe8 Rg8+–) 36...cd6 37.Nc4 Rd8 38.Kg2 Kg8 39.Kf3 Kf8 40.Bd3 h5 41.Be2 Ke7 42.Ne3 Kd7 43.Kf4 Rb8 44.Bh5 Rb2 45.Kf3 Ke7 46.h4 Ra2 47.Nf5 Ke6 48.Nh6 Ra3 49.Kf4 Kd5 50.Bf7 Kd4 51.Ng4 Ra7 52.Bg8 f5 53.Kf5 Rb7 54.h5 Rb8 55.Nf6 1–0. chuckhar (2305) – condoru (2085), gameknot.com, 2015.

7.e3 Bf5 8.Nf3 0-0-0 9.Be2 Bd3 10.0-0 Be2 (10...Qf5 11.Bd3 Rd3 12.Qc2=) 11.Qe2 Rhe8 12.d4 Ne4 13.Rc1 Kb8 (13...f5 14.a3 Bd6 15.Nc3 Nc3 16.Rc3=) 14.Nc3 (14.a3!? Ba5 15.Qc2=) 14...Nc3 15.Bc3 Bc3 16.Rc3 Nd4! 17.Rd1?? (17.ed4 Re2 Pinning (17...Re2 Deflection); 17.Nd4 Qd4) 17…Ne2 (17...Ne2 18.Kf1 Qd1 19.Ne1 Nc3 20.g3 Qe1 21.Kg2 Rd2 22.a3 Qf2 23.Kh3 Re4 24.g4 Qh2) 0-1. fishissushi (1825) - orrtw (1775), Rated Bullet game, lichess.org, 2020.

7.Nf3 0-0 8.Bc3 Bf5 (8...Ne4 9.e3-/+) 9.e3 (9.Bf6 gf6 10.Nc3=) 9...Bd3 (better 9...Qd6!?=+) 10.Bd3 Qd3 11.Qe2 (11.Bf6 gf6 12.Qb3 Rfd8+=) 11...Rfd8 (11...Qf5!?=+) 12.Qd3 Rd3 13.Ke2 Rad8 (13...Bc3 14.Nc3 Rd6 15.Rab1+=) 14.Bb4 (14.Bf6 gf6 15.a3 Ba5+=) 14...Nb4= 15.Nc3 (15.Rc1 Nc6=) 15...c5 16.a3 Nc6 17.Rab1 b6 18.h3 Kf8 19.Rhc1 R3d7 (19...h6 20.Rb2=) 20.Nb5= Ne4 21.d3? (better 21.d4!?=) 21...Rd3-/+ 22.a4 (22.Rb2 R8d7-+) 22...Nd2 (22...Nb4 23.Rc4 Nd2 24.Rbb4 cb4 25.Rb4 Nf3 26.Kf3-+) 23.Rb2 (better 23.Rd1!? Nb1 24.Rd3-/+) 23...Nf3-+ 24.Kf3 Nd4 (24...Ne5!? 25.Ke2-+) 25.Nd4-/+ cd4 26.Rc7 de3 27.fe3 R3d7 28.Rbc2 Ke7 29.e4 Rc7 30.Rc7 Rd7 31.Rc2 Kd6 32.Kf4 Rc7 33.Rd2 Ke6 34.Rd5 Rc4 35.Re5 Kd6 36.Rf5 f6 (36...Ra4?! 37.Rf7 g5 38.Kg5 Re4 39.Rh7=) 37.Rd5 Ke6 38.g4? (better 38.a5-/+) 38...Ra4 39.g5 (39.h4-+) 39...a5 (better 39...Ra5!? 40.Rd8 Rg5 41.Re8 Kd6 42.Rd8 Kc5 43.Rh8-+) 40.h4 (40.gf6 gf6 41.Rh5-+) 40...Rb4 41.h5 (41.gf6 Kf6 (41...gf6?! 42.Rh5-+) 42.Rd6 Ke7-+) 41...fg5 (better 41...a4!? 42.gf6 gf6 43.Rd8-+) 42.Rg5 Kf6 43.Rf5 Ke7 44.Rg5 Kf8 45.Rf5 Kg8 46.Ke5?? (46.Rd5 a4-+) 46...Rc4 (better 46...Rb5 47.Kd4 Rf5 48.ef5 Kf7-+) 47.Kd6 (47.Kf4-+) 47...Re4 48.Rb5 Rg4 (48...Rb4 49.Rd5-+) 49.Ke7 (49.Rb6 Rg5 50.Rb8 Kf7 51.Rb7 Kf6-+) 49...Rb4 50.Rf5 (50.Rd5 h6-+) 50...h6 51.Rf8 Kh7 52.Rb8 a4 53.Kf7 (53.Kd6 Rb5 54.Kc6 Rh5 55.Rb6 Ra5-+) 53...Rf4 (better 53...Rb5 54.Rd8-+) 54.Ke6 Rf6 55.Ke5 Rc6 56.Kd5 (56.Ke4 Rc5 57.Rb6 Rh5-+) 56...Rc5 57.Kd4 Rh5 58.Rb6 Ra5 59.Rb1 a3 60.Ra1 a2 61.Ke3 h5 62.Kf3 Kh6 63.Kg3 Ra4 64.Kh3 g5 Black prepares h4 65.Kg3 (65.Kg2 g4-+) 65...h4 66.Kh3 Kh5 67.Kg2 Ra3 68.Kh2 g4 Black plans h3 69.Kg2 White threatens to counter with h3+ 69...h3 70.Kg1 Kh4 71.Kh1 g3 72.Kg1 Rb3 73.Ra2 (73.Rc1 Rb1 74.Kf1 Rc1 75.Ke2 Rc3 76.Kd1 a1Q 77.Ke2 Qb2 78.Kf1 Rc1) 73…Rb1 0-1. fishissushi (1865) - Appelman (2315), CMC, lichess.org, 2020.

7.Nf3 Be7 8.e3 Bg4 9.Be2 0-0 10.0-0 Qd7 11.Na3 Rad8 12.d4 a6 13.Nc4 b5 14.Nce5 Ne5 15.Ne5 Be2 16.Qe2 Qe6 17.Rfc1 Bd6 18.Rc6 Qd5 19.Ra6 c5 20.Qb5 Be5 21.de5 Ng4 22.Qe2 Ne5 23.h3 Nd3 24.Bc3 c4 25.Ra5 Qe6 26.Qg4 Qg4 27.hg4 Ra8 28.Ra8 Ra8 29.a4 f6 30.a5 Ra6 31.Ra4 Nc1 32.Kf1 Nb3 33.Rc4 Na5 34.Ra4 Normal 1-0. ZibbitVideos (2280) - TIGROU72 (1925), Rated Blitz game, lichess.org, 2015.

7.Nf3 Qf5 8.Nc3 Be6 9.a3 Bd6 10.e3 a6 11.Be2 0-0 12.0-0 Qh5 13.d4 Bg4 14.g3 (better is 14.h3!? Bh3 15.gh3 Qh3 16.Qc2=) 14...Na5 15.Re1 Nc4 16.Bc1 Rae8 17.Nd2 Be2 ½–½. Henke,Simon – Ramirez Hernandez,Hugo, RD–2008–0-00012, 2008.

8.Nc3 Qd6 9.Nf3 0-0 10.e3 Bg4 11.Be2 Bf3 12.gf3 Rad8 13.Qc2 Rfe8 14.0-0-0 Qe7 15.Na4 Nd4 16.Bd4 Rd4 17.ed4 Qa3 18.Qb2 Qb2 (18...Qa4? 19.Bb5 Qb4 20.Be8 Ne8 21.Rde1+–) 19.Nb2 Re2 20.Nc4 Bb4 21.Ne5 Nd5 22.Nd3 Re8 23.Rhe1 Rd8 24.Re2 Bd6 25.Kc2 b6 26.Ra1 a5 27.h4 Ra8 28.h5 f6 29.Kb3 b5 30.Ka2 a4 31.Rg1 Kf7 32.Re4 b4 33.Reg4 Rg8 34.Kb1 a3 35.Ka2 f5 36.Rh4 Rb8 37.Ne5 Ke6 38.Kb3 Be5 39.de5 Ra8 40.Rc4 Ke5 41.Rc2 Rg8 42.Rc5 Kd6 43.Ra5 c6 44.Ra6 g5 45.Rc1 Rc8 46.Ra7 Rh8 47.h6 Nf4 48.Re1 Rb8 49.Ree7 Ne6 50.Rad7 Ke5 51.d4 Kf6 52.Rh7 f4 53.Rhf7 Kg6 54.Rfe7 Kf6 55.h7 Nd4 56.Kc4 a2 57.Rf7 Ke5 58.Rde7 Ne6 59.Ra7 b3 60.Rfb7 Rh8 61.Ra5 Kf6 62.Kc3 Kg6 63.Raa7 a1Q 64.Ra1+/– Rh7 65.Rh7 Kh7 66.Ra3 Kg6 67.Rb3 Kf5 68.Rb6 c5 69.Rc6 Ke5 70.Kc4 Kf5 71.Rc8 g4 72.fg4 Kg4 73.Kd5 Ng5 74.Rg8 Kf5 75.Rg7 f3 76.Rg5 ½–½. Degterev,Pavel (2275) – Meulemans,Bart (2090), BI–2010–P–00005, 2010.

8.Nc3 Qf5 9.e3 Be6 10.Nf3 0-0 11.Be2 Ne5 12.Ne5 Qe5 13.0-0 Rad8 14.Rc1 c6 15.Na4 Qg5 16.Bf6 Qf6 (worse is 16...gf6 17.d4+=) 17.d4 Bd5 18.Nc3 Bc3 19.Rc3 Rfe8 20.Bc4 Qe6 21.Qb3 Re7 22.Qa4 a6 23.Qb4 f5 24.Rfc1 Qe4 25.f3 Qe6 26.Bd5 Rd5 27.a4 Red7 28.Rd3 Kf7 29.h3 Qf6 30.Qb3 Kg6 31.Qb1 Re7 32.Rcd1 Qe6 33.Re1 Qd7 34.Rc1 Qe6 35.Qc2 h6 36.Rb1 Kf6 37.Rb6 g5 38.Qb3 Qf7 39.e4 fe4 40.fe4 Re4 41.Rf3 Rf4 42.Rb7 Qe6 43.Qc3 Qd6 44.Rb6 Kg7 45.Rc6 Rf3 46.Rd6 (46.gf3?! Qg3 47.Kf1 Qh3 48.Ke2 Qh2 49.Kd3 Qf4 50.Rc7 Kf6 51.Qc6 Qd6=) 46...Rc3 47.Rd5 Rc4 48.Ra5 Rd4 49.Ra6 Rd2 50.a5 Ra2 51.Ra8 Kf6 52.a6 Kg7 53.g4 Kh7 ½–½. Degterev,Pavel (2275) – Jordan,Juergen (2195), WC–2008–F–00004, 2008.

8.Nc3 Qf5 9.Nf3 0-0 10.e3 Ne5 11.Ne5 Qe5 12.Be2 c6 13.0-0 Rd8 14.d4 Qg5 15.Rc1 Bf5 16.Na4 Ne4 17.Nc5 Nc5 18.Rc5 Bb6 19.Rc1 Rd6 20.g3 Rad8 21.a4 Bh3 22.Re1 c5 23.Bc4 Qg6 24.Qf3 cd4 25.ed4 Bd4 26.Re7 Qf6 27.Rf7 Qf3 28.Rf3 Kh8 29.Bd4 Rd4 30.Bf1 Bf1 31.Kf1 R4d7 32.Kg2 g6 33.Rfc3 ½–½. Degterev,Pavel (2240) – Mary,Patrick (2150), BI–2010–F–00004, 2011.

8.e3 Qf5 9.Be2 0-0 10.Nf3 Qg6 11.Nh4 Qg5 12.Nf3 Qg6 (12...Qg2? 13.Rg1 Qh3 14.Bf6+–) 13.Nc3 Rd8 14.0-0 Bh3 15.Ne1 Ne7 16.Kh1 Be6 17.Nf3 c6 18.Nd4 Bc8 19.Na4 Bc7 20.f4 Nf5 21.Bf3 Nh4 22.Qe2 Nf3 23.gf3 Qh5 24.Rg1 Qh4 25.Nc5 g6 26.Ne4 Ne4 27.fe4 Qe7 28.d3 c5 29.Nb5 c4 30.Qc2 Bb6 31.dc4 Re8 32.c5 Qc5 (32...Bc5 33.Rad1 a6= (33...Qe4? 34.Qe4 Re4 35.Rd8 Bf8 36.Rc1+–; 33...Be3? 34.Qc3 Qe4 35.Rg2+–)) 33.Qc5+/– Bc5 34.Nc7 Bd7 35.Bd4 (worse is 35.Ne8 Re8 36.Bd4 Bd4 37.ed4 Re4=) 35...Bd6 36.Ne8 Be8 37.Rgd1 Bc6 38.Kg1 Be4 39.Bf6 Bc7 40.Kf2 Bc6 41.Rd3 Re8 42.Rad1 Ba4 43.R1d2 Bb5 44.Rd5 Bc6 45.Rc5 a6 46.Rd1 h6 ½–½. Degterev,Pavel (2275) – Podgursky,Artur (2245), RM–2009–0-00038, 2009.

8.Nf3 Bg4 9.e3 Bf3 10.gf3 0-0-0 11.Be2 (11.Rg1 Rhg8+=) 11...Rhe8 (11...Qg5 12.f4 Qg6 13.Kf1+=) 12.Rg1+= Qe6 13.Qa4 Nd5 14.Bc3 (14.Bg7 h5 15.Qh4 f6+=) 14...Nc3-/+ 15.Nc3 Qd6 16.Rd1 Qh2 17.Qg4 Kb8 (17...Rd7 18.Qg7 Red8 19.Nb1+=) 18.Qg7+= a6 19.Ne4 (19.Qg3 Qh6+=) 19...f5 20.Qg3 (20.Rg2!? Qh4 21.Qg5 Qh1 22.Rg1-/+) 20...Qh6-/+ 21.Qg5 (21.Nc5 Qf8 22.Nb3 Qa3 23.Na5 Qa5-/+) 21...Qf8 (21...Qe6!? 22.Ng3 Bd2 23.Kf1-/+) 22.Ng3-/+ Bd2 (22...Qa3 23.Qf5 Rd2 24.Kf1+=) 23.Kf1 (23.Rd2!? Rd2 24.Kd2 Qa3 25.Nf5 Qb4 26.Kc2-/+) 23...f4-/+ 24.Qf4 Qf4 25.ef4 Bf4 26.Rd8 Rd8 27.Rh1 (27.Ne4 Bc1-/+) 27...b5 (27...h6 28.Rh4 Rf8 29.Ne4-/+) 28.Rh7 Bc1 29.a4 (29.Nf5!?-/+) 29...ba4–+ 30.Ba6 (30.Rh4 Nd4 31.Kg2 a3–+) 30...a3 31.Bc4 Ne5 32.Bb3 Rd3 33.Be6 (33.Bg8 c5 34.Rh4 Rd8–+) 33...Rd1 (worse is 33...Rf3 34.Ke2 Rf4 35.Rh5–+) 34.Ke2 (34.Kg2 Rd2 35.Rh5 Nd3 36.Rb5 Ka7–+) 34...Rd2 35.Kf1 a2 36.Ba2 Ra2 37.Ne2 Ra1 (37...Bb2 38.f4 Nc4 39.Kg2–+) 38.Kg2 (38.Nc1 Rc1 39.Ke2 Rc2 40.Ke3 Nc4 41.Kd3 Rc1–+) 38...Nd3 39.Kg3 (39.Rd7 Nf4 40.Nf4 Bf4–+) 39...Bb2 40.Rd7 (40.f4 c5–+) 40...Rd1 (40...Ra3 41.Rd8 Kb7 42.f4–+) 41.f4 (41.Re7 c5 42.f4 c4–+) 41...Nf2! 42.Re7 (42.Kf2 Rd7 Discovered attack) 42...Nd3 43.Re8 (43.Re4 c5–+) 43...Kb7 44.Re4 (44.f5 c5 45.Kf3 c4–+) 44...Rf1 45.Re3 (45.Kg2 Rf2 46.Kg3 c5–+) 45...Nc1 46.Nc1 (46.f5 Re1 47.Kf3 Re2 48.Re2 Ne2–+) 46...Bc1 (46...Rc1?! 47.Rb3 Kc6 48.Rb2=) 47.Rb3 Kc8 48.Rb4 (48.Rb5 Bf4 49.Kg2 Rc1–+) 48...Bf4! (48...Bf4 49.Kg4 Bd6–+) 0–1. Degterev,Pavel (2475) – Kunzelmann,Fred (2475), CL/, 2010.

10.Be2 0-0-0 11.Nf3 Rhe8 12.h3 Ne5 13.Ne5 Be2 14.Qe2 Qe5 15.0-0 c6 16.d4 Qe6 17.Rac1 Bc7 18.Rfd1 Kb8 19.Rd3 g5 20.Rcd1 Nd5 21.Nd5 Qd5 22.a4 f5 23.Ba3 g4 24.hg4 fg4 25.Qg4 Rg8 26.e4 Rg4 27.ed5 Rd5 28.g3 b6 29.Kg2 h5 30.Be7 Kb7 31.Kh3 Rg8 32.f4 Re8 33.Bf6 b5 34.Be5 Be5 35.de5 Rd3 36.Rd3 b4 37.Rd7 Kb6 38.a5 Ka5 39.Ra7 Kb6 40.Ra1 c5 41.Re1 b3 42.f5 Kc6 43.g4 hg4 44.Kg4 c4 45.f6 Rf8 46.Kf5 b2 47.e6 c3 48.e7 Re8 49.Ke6 c2 50.f7 Re7 51.Ke7 c1Q 52.Rc1 bc1Q 53.f8Q ½-½. wybmadiity (2565) - antinephilehi (2290), gameknot.com, 2022.

10.f3 Be6 11.Bb5 Qc5 12.Nge2 0-0-0 13.Qa4 Qb6 14.Qc2 Ne5 15.Nd4 Rd4 16.ed4 Nf3 17.gf3 Bc3 18.dc3 (worse is 18.Qc3 Qb5 19.Rc1 Nd5-/+) 18...Qb5 19.Kf2 Rd8 20.h4 Nh5 21.a4 Qc6 22.Qh7 g6 23.Qh6 Bd5 24.Qg5 Bf3 25.Rhe1 Be4 26.Re2 a6 27.c4 Bd3 28.Re7 Bc4 29.Rc1 Rd5 (29...Qa4? 30.Qc5 Qc6 31.Qc6 (31.Rc4?! Qc5 32.dc5 Rd2 33.Re2 Re2 34.Ke2 Ng3 35.Kf3 Nf5+–) 31...bc6 32.Rc4+–) 30.Re5 f6 31.Rc4 fg5 32.Rc6 Re5 33.de5 bc6 34.hg5 Nf4 35.Kf3 Ne6 36.Bc1 Nc5 37.Ba3 Na4 38.e6 Kd8 39.Ke4 c5 40.Kd5 Ke7 41.Bc1 Nc3 42.Kc5 Ke6 43.Kc6 Nd5 44.Bd2 Ke5 45.Kc5 Nf4 46.Kc6 Ne6 47.Bc3 Ke4 48.Bb4 Ng5 49.Kc7 Ne6 50.Kb6 g5 51.Ka6 g4 52.Be1 Kf3 53.Kb5 Nf4 54.Kc4 Ng2 55.Bc3 Ke4 56.Ba5 Ne3 57.Kb3 g3 0–1. Degterev,Pavel (2275) – Contreras Poblete,Juan Antonio (2310), WC–2010–S–00006, 2007.

11.Bg4 Ng4 12.Nf3 Rfe8 13.Rb1 Rad8 14.0-0 Bb6 ½–½. Muri,Heinrich (2355) – Bravo,William (2345), corr WS/MN/078 ICCF, 2012.

12.0-0 Bc3 13.Bc3 Nd5 14.Rc1 Rd6 15.Nd4 Be2 (worse is 15...Nc3 16.Bg4 Nd1 17.Bh5 Nd4 18.ed4+/– (worse is 18.Rfd1 Ne6+=; 18.Rcd1?! Rd5=; worse is 18.Bd1 Ne6+=)) 16.Ne2 Rfd8 17.d4 Rh6 18.h3 Rg6 19.Qd3 Qg5 20.Ng3 a6 21.Be1 Qe7 22.Kh1 Nb6 23.f4 Qd7 24.f5 Rf6 25.Ne2 Re8 26.Bg3 g6 (26...Nc8 27.e4 Nb6 28.Kg1+=) 27.e4 gf5 28.ef5 Kh8 29.d5 Ne5 30.Qd4 Qd5 31.Rc7 Qd4 32.Nd4 Nec4 33.Rb7 Kg8 34.Rc1 (34.Rb1 Nd5 35.R1b3 Nde3+/–) 34...h5 (34...Na3 35.Rcc7+=) 35.Kh2 Rc8 36.Re7 Rd8 37.Bf2 Rd5 38.Rc3 Rfd6 39.Re8 (39.Re8 Kg7 40.Nf3+/–) 1–0. Degterev,Pavel (2225) – Meulemans,Bart (2165), WC–2014–S–00011, 2011.

12.0-0 Rd6 13.Qb3 Qg6 14.Qb7? Rb8 15.Qa6 Bc8 16.Qc6 Rc6–+.

12.0-0 Rd6 13.Qb3 Qg6 14.Qb7?? Rb8 15.Qb8 Nb8–+.

12.0-0 Rd6 13.Qb3 Qg6 14.Rfd1 Be6 15.Qa4 (15.Qb7?? Rb8 16.Qb8 Nb8–+) 15...a6 16.d3 Rfd8 17.Qh4 Bf5 (worse is 17...Rd3 18.Rd3 Rd3 19.Bd3 Qd3 20.Rd1+=) 18.d4 Re8 19.Rac1 h6 20.Qg3 Qh7 21.Nh4 (21.Ne5 Bc3 22.Bc3 Bc2+=) 21...Bc2 (better is 21...Bc3!? 22.Bc3 Bc2-/+) 22.Rd2= Be4 23.f3 (23.Ne4?? Ne4 (worse is 23...Qe4 24.Rdc2+=) 24.Qd6 cd6–+) 23...g5 24.fe4 (24.Bc4 b5 25.Ba2 Bd3+=) 24...Ne4= 25.Ne4 Qe4 26.Bc3 Qh4 27.Qh4 gh4 28.Kf2 Bc3 29.Rc3 Ne7 30.Bf3 c6 31.Rb2 Rb8 32.Rc5 f5 33.Ra5 Rdd8 34.Be2 Kf8 35.Kf3 b5 36.Ra6 Ra8 37.Ra8 Ra8 38.Rb3 Kf7 39.Rc3 Ke6 40.Kf2 Kd6 41.Bf3 Attacks the backward pawn on c6 41...Ra4 42.Ke2 f4 43.ef4 Rd4 44.Rd3 Kc5 45.Rc3 ½–½. Degterev,Pavel (2475) – Champion,Chris (2395), CL/, 2010.

12.0-0 Rd6 13.Qb3 Qg6 14.Nh4 Qh5 15.Nf3 Qg6 16.d4 (16.Qb7? Rb8 17.Qa6 Bc8 18.Qc6 Rc6–+) 16...Bh3 17.Ne1 Be6 18.Qd1 (18.Qb7? Rb8 19.Qa6 Rb2–+) 18...Bf5 19.Rc1 Re8 20.Kh1 h6 21.Nf3 Bc3 22.Bc3 Be4 23.Ne1 Bd5 24.Bb2 a6 25.Bd3 Qg5 26.Kg1 Rd7 27.g3 Be4 28.Be4 Ne4 29.Nd3 h5 30.h4 Qb5 31.a4 Qd5 32.Re1 Qf5 33.Qe2 Nf6 34.Rc4 Ne4 35.Kg2 Na5 36.Rcc1 Qg4 37.Rc2 Qe2 38.Ree2 f6 39.Re1 c6 40.Nf4 b5 41.Nh5 Nc4 42.Ra1 Kf7 43.Nf4 c5 44.h5 Rc8 45.Rac1 Rdc7 46.d5 Rd7 47.g4 Rb7 48.Ba1 Rd7 49.Re1 Na3 (49...Na3 50.Rcc1 Nc4+=). Degterev,Pavel (2225) – Champion,Christopher (1800), CP–2007–S–00001, 2010.

8.a3 A) 8...Bc5 9.e3 (9.Qc2 Nd4 10.Qa4 Qa4 11.Na4 Nc2; 9.Qb1 Be6 10.e3 0-0 11.Nf3 Rfd8; 9.Na4 Bd4 10.Bd4 Nd4 11.e3 Bg4) 9...0-0 10.Qa4 Bf5 11.Qa5 Na5; B) 8...Be7 9.e4 (9.Nf3 0-0 10.Qb3 Rb8 11.Qb5 a6; 9.e3 0-0 10.Nf3 Bg4 11.Qb3 Bf3; 9.g3 Be6 10.Nf3 0-0 11.Bg2 Rfe8) 9...0-0 10.Nf3 Bc5 11.Qc2 Nd4; C) 8...Bf8 9.Qa4 (9.Nf3 Bd6 10.Qa4 Qa4 11.Na4 Ke7; 9.e3 a6 10.Nf3 Bd6 11.Ne2 Be7; 9.Qc2 Nd4 10.Qd3 Nb3 11.Rb1 c6) 9...Qa4 10.Na4 Be7 11.Rc1 0-0; D) 8...Bd6 9.Qa4 (9.Nf3 0-0 10.Qa4 a6 11.e3 Re8; 9.g3 Be6 10.Bg2 Nd4 11.Qb1 Bb3; 9.e3 0-0 10.Nb5 Be5 11.Be5 Ne5) 9...Qa4 10.Na4 b5 11.Bf6 gf6.

8.Nb1 A) 8...Qf5 9.e3 (9.Nf3 0-0 10.a3 Bd6 11.e3 Be6; 9.a3 Bd6 10.Nf3 0-0 11.e3 Be6; 9.Nc3 0-0 10.e3 Be6 11.a3 Ba5) 9...Qg6 10.Nf3 0-0 11.a3 Bd6; B) 8...Ne5 9.e4 (9.e3 Bg4 10.Qc2 Rd8 11.Bd4 0-0; 9.Qc2 0-0 10.Nf3 Nf3 11.gf3 Be7; 9.Nf3 Nf3 10.gf3 Qb6 11.Be5 0-0) 9...0-0 10.a3 Bd6 11.Qc2 Re8; C) 8...Bf5 9.Bf6 (9.Nf3 Be7 10.Qb3 0-0 11.e3 Rab8; 9.e3 Be7 10.Nf3 0-0 11.Qb3 Ne4; 9.a3 Be7 10.Qb3 Qb6 11.Qb6 ab6) 9...gf6 10.Nf3 0-0-0 11.e3 Rhg8; D) 8...Be7 9.Nf3 (9.Nc3 0-0 10.Nf3 Be6 11.e3 Rfd8; 9.e3 Be6 10.Nc3 0-0 11.Nf3 Rad8; 9.Qb3 Qb4 10.Nc3 Qb3 11.ab3 Be6) 9...Be6 10.e3 0-0 11.Be2 Rfe8.

8.e3 0-0 9.a3 Bd6 10.Nb5 Be5 11.Be5 Ne5.

8.e3 0-0 9.Qc1 Bf5 10.Nf3 Rad8 11.a3 Bd6.

8.e3 0-0 9.Be2 Bf5 10.Nf3 Rfe8 11.0-0 Nd5.

8.e3 0-0 9.Nf3 Bg4 10.Be2 Rad8 11.0-0 Rfe8 12.a3 Bd6 13.h3 Bh5 14.Rc1 Bg6 (worse is 14...Ba3 15.Ra1 Bb2 16.Ra5 Na5 17.Qc2 Bc3 18.Qc3+=) 15.d4 Ne7 16.Nb5 c6 (16...Qb6!?=) 17.Bc3 Qb6 18.Nd6 Rd6 19.Ne5 Rdd8 (19...Re6!?+=) 20.Qa4+/– Qc7 21.Ba5 b6 22.Bb4 (worse is 22.Nc6 Nc6 (worse is 22...ba5 23.Nd8 Qd8 24.Rfd1+=) 23.Rc6 Qd7=) 22...Be4 23.Be7 Re7 24.Nc6 Bc6 25.Rc6 Qd7 26.Qc2 h6 27.Rc1 Ne4 28.a4 Qf5 (28...Qd5 29.Rc8+–) 29.Bf3 Rde8 30.Rc8 Nd6 31.Re8 Re8 32.Qf5 Nf5 33.Rc7 (33.Bg4 g6+–) 33...a5 (33...Re7 34.Rc6+–) 34.Bc6 Rb8 (34...Re6 35.d5 Re5 36.Rb7+–) 35.Bd5 Rf8 36.Rb7 black resigned. 1–0. aspasio (2570) – vhilts (2500), net–chess.com, 2012.

8.e3 0-0 9.Nf3 Bg4 10.Be2 Rfe8 11.a3 Bd6.

8.e3 a6 9.Nf3 (9.a3 Bd6 10.Nf3 0-0 11.Qa4 b5; 9.Be2 Be6 10.Nf3 0-0 11.0-0 Rfe8; 9.Nce2 Ne4 10.Nf3 Bg4 11.a3 Bd2) 9...0-0 10.Bc4 Bg4 11.0-0 Rad8.

8.e3 Bd7 9.Nf3 (9.a3 Bd6 10.Nf3 0-0 11.Nb5 Be7; 9.Bc4 Ne5 10.Be2 0-0 11.Nf3 Rad8; 9.Be2 0-0 10.Nf3 Rfe8 11.a3 Bd6) 9...0-0 10.a3 Bd6 11.Nb5 Be7.

8.e3 Bg4 9.Be2 (9.Nf3 0-0 10.Be2 Rfe8 11.a3 Bd6; 9.Qc2 Rd8 10.a3 Be7 11.Bb5 Rd6; 9.f3 Bd7 10.a3 Bd6 11.Qb3 0-0) 9...Be2 10.Nge2 Rd8 11.a3 Bd6.

8.Nf3 A) 8...Be6 9.a3 (9.e3 0-0 10.a3 Bd6 11.Nb5 Be7; 9.e4 0-0 10.Be2 Rad8 11.0-0 Nd4; 9.Rb1 0-0 10.a3 Ba3 11.Ra1 Bb2) 9...Be7 10.e4 Rd8 11.Bb5 Qb6; B) 8...Bg4 9.a3 (9.e3 0-0 10.Be2 Rfe8 11.a3 Bd6; 9.Rb1 0-0 10.a3 Bd6 11.Qa4 Qf5; 9.Qc2 0-0 10.a3 Bd6 11.Qa4 Qf5) 9...Bc5 10.e3 0-0 11.Qa4 Be7; C) 8...Bd6 9.Qa4 (9.e4 0-0 10.Bb5 Ne5 11.Be2 Nf3; 9.e3 0-0 10.Nb5 Be7 11.Bc3 Qb6; 9.a4 0-0 10.Nb5 Be7 11.Qb1 Rd8) 9...Qa4 10.Na4 Be6 11.Bf6 gf6; D) 8...0-0 9.a3 (9.e3 Rd8 10.a3 Bd6 11.Qb3 Rb8; 9.Rc1 Be6 10.e4 Rad8 11.Be2 Nh5; 9.g3 Bc5 10.Na4 Ne4 11.Nc5 Qc5) 9...Bd6 10.Qa4 Bd7 11.Qa5 Na5.

8.g3 A) 8...0-0 9.Bg2 (9.Nf3 Bc5 10.Na4 Ne4 11.Nc5 Qc5; 9.Bh3 Bh3 10.Nh3 Nd5 11.Qc2 Rfe8; 9.a3 Bc5 10.Na4 Ne4 11.Nc5 Qc5) 9...Ne5 10.a3 Bc5 11.Qc2 Nc4; B) 8...Bf5 9.Bg2 (9.Nf3 Bc5 10.Na4 Ne4 11.Nc5 Qc5; 9.Rc1 Ne5 10.a3 Bc3 11.Bc3 Qd5; 9.a3 Bc5 10.Na4 Bd4 11.Nf3 Bb2) 9...Nd4 10.Rc1 c6 11.Nf3 Nf3; C) 8...Bc5 9.Bg2 (9.Na4 Ne4 10.Nc5 Qc5 11.e3 0-0; 9.Qb1 0-0 10.Bg2 Rd8 11.Bc6 bc6; 9.e3 0-0 10.Bg2 Nb4 11.d4 Bf5) 9...Rb8 10.Qb1 Bd4 11.Nf3 Bf5; D) 8...Ne5 9.Bg2 (9.a3 Bc3 10.Bc3 Qd5 11.f3 0-0; 9.Bh3 Nc4 10.Qc2 Bh3 11.Nh3 Rd8; 9.Qa4 c6 10.Qa5 Ba5 11.Na4 Ned7) 9...Nc4 10.Qb3 Nb2 11.Qb2 c6.

8.a3 A) 8...Bc3 9.dc3 (9.Bc3 0-0 10.Nf3 Ne4 11.Bb2 Rd8) 9...Qc5 10.e3 Bg4 11.Qb3 0-0-0; B) 8...Bc5 9.e3 (9.Nf3 0-0 10.e3 Qe7 11.Bb5 Bd7; 9.Nb5 Qe7 10.e3 Bb6 11.Qf3 Rg8; 9.Na4 Bd4 10.Bd4 Nd4 11.e3 Nc6) 9...Bb6 10.Qf3 Be6 11.Nb5 Qe7; C) 8...Ba5 9.Nf3 (9.Nb5 Qd8 10.Nf3 0-0 11.e3 Bg4; 9.Qc2 0-0 10.Nf3 Bg4 11.h3 Bf3; 9.Rc1 0-0 10.Nf3 Be6 11.Nb5 Qe7) 9...0-0 10.Qc2 Re8 11.Rb1 Bg4.

8.Nb5 A) 8...Qd8 9.Bf6 (9.Nf3 Be7 10.Ne5 Bd7 11.Qb3 0-0) 9...gf6 10.a3 Ba5 11.Nc3 Ne5; B) 8...Qd7 9.Bf6 (9.Nf3 Be7 10.Rc1 Bd8 11.Nbd4 Nd4; 9.Qc2 Be7 10.Nf3 0-0 11.Ne5 Ne5; 9.Rb1 Ne4 10.Nf3 0-0 11.a3 Ba5) 9...gf6 10.a3 Ba5 11.e3 0-0; C) 8...Qe7 9.Bf6 (9.Nf3 Bg4 10.Bf6 gf6 11.a3 Ba5; 9.a3 Ba5 10.Nf3 0-0 11.Qa4 Ne4; 9.Qc2 0-0 10.a3 Ba5 11.Nf3 Rd8) 9...gf6 10.a3 Ba5 11.Nf3 Bg4.

8.e3 A) 8...a6 9.a3 (9.Nf3 0-0 10.a3 Ba5 11.d4 Ne4; 9.Be2 0-0 10.a3 Bc3 11.dc3 Qc5; 9.d3 Bf5 10.a3 Ba5 11.Nf3 Nd5) 9...Ba5 10.Nf3 0-0 11.Be2 Bf5; B) 8...Bg4 9.Nb5 (9.f3 Be6 10.Nb5 Qd7 11.Bf6 gf6; 9.Be2 Be2 10.Nge2 Rd8 11.a3 Ba5; 9.Nf3 Rd8 10.a3 Bf3 11.gf3 Ba5) 9...Qe7 10.Be2 Rd8 11.Bc3 Be2; C) 8...Ba5 9.Nf3 (9.Qa4 a6 10.Nf3 Be6 11.Rc1 Rd8; 9.Nb5 Qd8 10.Nf3 0-0 11.Be2 a6; 9.Bb5 a6 10.Bc6 Qc6 11.Qf3 Qb6) 9...0-0 10.Qa4 a6 11.Ba3 Bb4; D) 8...0-0 9.Nf3 (9.a3 Ba5 10.Be2 Rd8 11.Nf3 Bf5; 9.Be2 Rd8 10.Nf3 Bf5 11.Nb5 Qe7; 9.Nb5 Qd8 10.Nf3 Bg4 11.Be2 Ne4) 9...Bg4 10.h3 Bh5 11.g4 Bg6.

8.Nf3 a6 9.a3 (9.e3 0-0 10.a3 Ba5 11.d4 Ne4; 9.Qa4 Bd7 10.Qc2 0-0 11.a3 Rfe8; 9.Qc2 0-0 10.a3 Re8 11.e3 Bc3) 9...Ba5 10.g3 0-0 11.Bg2 Be6.

8.Nf3 Bc3 9.dc3 (9.Bc3 0-0 10.Qc2 Nd5 11.e3 Bg4) 9...Qd1 10.Rd1 Be6 11.a3 Bb3.

8.Nf3 Qd7 9.Nb5 (9.e3 a6 10.a3 Bd6 11.Qa4 0-0; 9.a3 Bd6 10.Nb5 Be7 11.Qc2 0-0; 9.Qa4 0-0 10.a3 Bd6 11.e3 Qd8) 9...Be7 10.Rc1 Bd8 11.Nbd4 Nd4.

8.Nf3 Qe7 9.Nb5 (9.a3 Bd6 10.Nb5 0-0 11.Nd6 Qd6; 9.e3 0-0 10.a3 Bd6 11.Nb5 Rd8; 9.Qc2 Bg4 10.a3 Bd6 11.Nb5 0-0) 9...Ba5 10.Qa4 Bd7 11.Rc1 0-0.

8.Nf3 Bg4 9.a3 Ba5 10.h3 Bf3 11.gf3 0-0.

8.Nf3 Bg4 9.Rb1 Bf3 10.gf3 0-0 11.a3 Bc3.

8.Nf3 Bg4 9.Nb5 Qe7 10.Bf6 gf6 11.a3 Ba5.

8.Nf3 Bg4 9.e3 0-0-0 (9...Rd8 10.a3 Bf3 11.gf3 Ba5; 9...Rd8 10.a3 Bf3 11.gf3 Bc3 12.Bc3=+) 10.Be2 (10.a3 Bc3 11.Bc3 Ne4=+) 10...Bf3 11.gf3 Rhe8 (11...Ne5 12.a3 Ba5 13.Rg1=) 12.Qc2= Kb8 13.Rd1 (13.a3 Ba5=) 13...Qe6 (13...Qe7 14.Rb1=+) 14.h4 (14.a3 Bc3 15.Bc3 Nd4 16.Bd4 Rd4=) 14...g6 15.Kf1 (15.a3 Ba5=) 15...Bc3 16.Qc3 Nd5 17.Qb3 Rd7 (17...f5 18.Ke1=+) 18.Rc1= Rd6 19.Rc5 Red8 20.Bc4 (20.Ke1 h5=) 20...Qd7 21.Kg2 (21.d4 Nb6=) 21...b6 (21...Nb6 22.d4 Nc4 23.Qc4=) 22.Ba3 (22.d4 Nce7=) 22...Nce7 23.Bb5 (23.d4 c6=) 23...c6 24.Bf1 Re6 25.Rc1 Nf5 26.Kg1 (26.Bc4 h6=) 26...h5 (26...Rde8 27.Qa4=+) 27.Rh3 (27.Bb2 Qe7 28.Rc4 Rg8=+) 27...Nc7 (27...Rg8 28.Qd3 Qc7 29.Bg2=+) 28.Bb4 (28.d4 Rg8=) 28...Rg8 29.f4 Qd8 30.Bc5 (30.Bc4!? Nd5 31.Bc3=) 30...Nd5-/+ (30...Qd2 31.Rd1 Qd1 32.Qd1 bc5 33.Bc4+–; 30...Nh4?! 31.Bc4 Nd5 32.d4-/+; 30...Nh4?! 31.d4-/+) 31.a4 Ka8 (31...Nh4 32.a5=+) 32.Ba3 (32.Rb1 Rge8=) 32...Nh4 33.Bc4 (33.a5 b5=+ (worse 33...ba5 34.Rb1 Nb6 35.Bc4+=)) 33...Nf5 (33...g5 34.f5 Rf6 35.Bb2-/+) 34.Qd3 Rge8 35.Rh2 (35.Bd5 Qd5 36.Qd5 cd5-/+) 35...Re4 (35...Nh6 36.Rh1-/+) 36.Bb2 (36.Qc2 h4=+) 36...R4e7 37.Qb3 (37.Qc2 Nb4 38.Qb1 Rb7=+ (worse 38...Qd2 39.Bc3 Qd7 40.Bb4+–)) 37...Rd7 38.Be5 Nh6 (38...f6 39.Bb2=+) 39.Be2 (39.f3 f6 40.Bb2 Ne7 41.Bf6 Rd2 42.Rd2 Qd2+–) 39...Re6 (39...f6 40.Bb2 Re6 41.Bc4=+) 40.a5 f6 41.Bb2 (41.Bc3 b5=+ (41...Nc3?! 42.Rc3 Qe8 43.d4=)) 41...ba5 (41...Nf4 42.Bf3 Nd5 43.ab6 Qb6 44.Qc2=+) 42.Qc4 (42.Qa4 Qb6 43.Ba3 Nf5=) 42...Rb7 (42...Qb8 43.Ba3=+) 43.Ba3= Ng4 44.Rg2 f5 45.Qa2 (45.Qa4 Qb6=+) 45...Ngf6 (45...h4 46.Bg4 fg4 47.Rg4=) 46.Bc5 (46.Bc4 Rg7=) 46...Nd7 (46...Ne4 47.Bd4=+) 47.Bd4 N7b6 48.Kf1 (48.Bf3 a4=) 48...a4=+ 49.Rg1 (49.d3 Nf4 50.ef4 Qd5 51.Qd5 Nd5=+ (worse 51...cd5 52.Rg3+=)) 49...Rc7 (49...h4 50.Rh1=+) 50.Bf3 Qd7 (50...h4 51.Rh1=+) 51.Kg2 Rc8 52.Rb1 (52.d3 Rd8=) 52...Rd6 (52...Rce8 53.Bc5=+) 53.Bc5 (53.Be5 Qe6 54.Qa1 Rd7=) 53...Re6 54.Ra1 (54.Bd4 Rce8 55.Bc5 Rg8=) 54...Rb8 (54...Kb8 55.Rgc1=+) 55.Rgb1 (55.d4 Kb7=) 55...g5=+ 56.fg5 Rg6 57.Qc2 Attacks the isolani on a4 57...Rg5 58.Kf1 Rg6 (58...f4 59.Bb6 ab6 60.Rb6 Rg1 61.Kg1 Qg7 62.Kh2 Nb6 63.Qc6 Ka7 64.Qc5+–; 58...f4 59.Bb6 ab6 60.Qa4 (60.Ra4?! Kb7=+) 60...Kb7 61.Bd5 Rd5 62.Qf4=) 59.Ke2 (59.Bh5 Rh6 60.Bf3 f4+=) 59...Re6 (59...Rh6 60.d3=) 60.Bb6 Nb6 (60...Rb6 61.Qa4 (61.Qf5?? Re3 62.fe3 Qf5 63.Rb6 ab6 64.Ra4 Kb7–+; 61.Bh5? Qh7 62.Rh1 Nf4 63.Kd1 Nh5–+) 61...Rb1 62.Rb1=) 61.Rb4 The isolani on c6 becomes a target. Increasing the pressure on the isolated pa (61.Bh5 f4+=) 61...Rd6 (61...Rh6 62.Rh4=) 62.Rc1 (62.Bh5 Kb7+=) 62...Rc8 (62...Kb7 63.Bh5 Kc7 64.Bf3+=) 63.Rcb1 (63.Bh5 c5 64.Bf3 Kb8+=) 63...a3 (63...Rh6 64.Rh4=) 64.R1b3 (64.Bh5 Rf8+=) 64...Kb8 65.Ra3 c5 66.Rb1 (66.Rb2 h4=) 66...h4 (66...c4 67.Qc3=) 67.Qc3 (67.d3 h3=) 67...Qe7 68.Qc4 Rc7 69.Qf4 h3 (69...Qf6!?=) 70.Qf5+– Rcd7 71.Qh3 Rd2 72.Kf1 (72.Ke1 Qf6+–; 72.Ke1 Qe5+–) 72...R2d6 (72...c4 73.Qg3 Qd6 74.Rb6 ab6 75.Qg8 Rd8+–; 72...c4 73.Rb6 ab6 74.Qg3 Qd6 75.Qg8 Rd8 76.Ra8 Kc7 77.Ra7 Kb8 78.Qf7 Rd1 79.Kg2 Qg6 80.Qg6 Ka7 81.Bd1 Rd1 82.Qf7 Kb8 83.Qc4 Rd2+–) 73.Qh8+– Rd8 74.Qh2 R8d7 (74...Qf6 75.Be4+–; 74...Qf6 75.Bg2+–) 75.Rb6 (75.Rb6 ab6 76.Qh8 Rd8 77.Qa1+–) 1–0. Buczinski,Henryk (2200) – Carroll,Patrick (2190), SM–2011–O–00177, 2011.

8.Nf3 Bg4 9.e3 0-0-0 10.Be2 Bf3 11.gf3 Rhe8 12.Qc2 Qe6 13.a3 Ba5 14.Rg1 g6 15.Rg3 Nh5 16.Rg4 f5 17.Ra4 (17.Rh4 Qe7 18.Rh5 gh5 19.Qf5 Qe6 20.Qe6 Re6=) 17...Nd4!-/+ 18.Qd1 (18.Rd4 Rd4 Combination; 18.ed4 Bc3 Combination) 18...Bb6 19.ed4 (19.Rb1!?-/+) 19...Nf4 20.d5?? (better 20.Kf1 Qf6 21.d3-+) 20...Nd3-+ 21.Kf1 Qd6 22.Rh4 (22.Kg2 Nb2 23.Qb3 Na4 24.Qa4 Bf2 25.d4-+) 22...Qc5 (22...Nb2?! 23.Qc2 Qf6 24.Rb4 Re2 25.Ne2-/+) 23.Kg2 Qf2 (23...Nb2?! 24.Qf1 Ba5 25.Rh7=+) 24.Kh3 (24.Kh1 Nb2 25.Qe1 Re2 26.Qe2 Qh4 27.d4 Bd4 28.Qb2-+) 24...g5 (24...Nb2?! 25.Qf1 h5 26.Rb1 Re2 27.Qe2 Qe2 28.Ne2-/+) 25.Bd3 Qh4 26.Kg2 Qf2 27.Kh3 Re6 (27...Rd6 28.Bf5 Kb8 29.Bg4 Rh6 30.Bh5 Rh5 31.Kg4 Re5 32.Kh5 Qh4) 28.Bf5+- (28.Bf5 Kb8 29.Be6+- (29.de6?? Rd2 30.Ne2 Rd1 31.Rd1 Qf3 32.Ng3 Qd1-+); 28.de6?? g4 29.fg4 Rd3 30.Qf3 Rf3) 1-0. Pierre – Shayben, internet, 2020.

8.Nf3 Bg4 9.h3 Bf3 10.gf3 0-0 11.Rg1 Ne5.

8.a3 A) 8...Bc5 9.e3 (9.Nf3 0-0 10.e3 Bd6 11.d4 Re8; 9.Rc1 0-0 10.e3 Bg4 11.Be2 Be2; 9.g3 Nd4 10.e3 Qe7 11.Rc1 Ne6) 9...0-0 10.d4 Bd6 11.Nf3 Re8; B) 8...Be7 9.Nf3 (9.e3 0-0 10.Nf3 Be6 11.Bb5 Qd6; 9.e4 0-0 10.Nf3 Bc5 11.Bb5 Nd4; 9.Qc2 0-0 10.e3 Be6 11.Nf3 Rb8) 9...Bg4 10.h3 Bf3 11.gf3 0-0; C) 8...Ba5 9.Nf3 (9.e3 0-0 10.Nf3 Qd6 11.d4 Ne4; 9.g3 Nd4 10.e3 Ne6 11.Nf3 0-0; 9.Qb3 0-0 10.Nf3 Rb8 11.e3 Bg4) 9...0-0 10.e3 a6 11.Be2 Be6; D) 8...Bd6 9.g3 (9.Nb5 Be7 10.Nf3 a6 11.Nbd4 Nd4; 9.Nf3 0-0 10.Nb5 Be7 11.Qc2 Re8; 9.d4 0-0 10.Nf3 Bf5 11.e3 Re8) 9...0-0 10.Bg2 Re8 11.Bc6 bc6.

8.Qc2 A) 8...0-0 9.Nf3 (9.e3 Bd6 10.Nb5 Nb4 11.Qb1 Be7; 9.a3 Nd4 10.Qd3 Bc5 11.e4 Qe7; 9.Rc1 Nd4 10.Qd1 Re8 11.e3 Be6) 9...Bg4 10.a3 Re8 11.e3 Bd6; B) 8...Be6 9.Nf3 (9.e3 0-0 10.Nf3 Bd6 11.Ng5 Nb4; 9.e4 Nd4 10.Qd3 a6 11.f4 c5; 9.a3 Nd4 10.Qd3 Bb3 11.Rc1 Ba3) 9...0-0 10.a3 Be7 11.e4 Bg4; C) 8...Bd7 9.Nf3 (9.e3 0-0 10.Nf3 Bd6 11.Bc4 Be6; 9.a3 Nd4 10.Qd3 Bc5 11.Nd5 Bf5; 9.Rc1 0-0 10.Nf3 Bd6 11.e3 Nb4) 9...0-0 10.a3 Bd6 11.Nb5 Re8; D) 8...Nd4 9.Qd3 (9.Qd1 Bf5 10.Rc1 0-0 11.e3 Re8; 9.Qa4 Bd7 10.Qd1 0-0 11.e3 Re8; 9.Qc1 Bf5 10.d3 0-0 11.Nf3 Re8) 9...c5 10.Nf3 Bf5 11.Qe3 Be6.

8.e3 A) 8...a6 9.Nf3 (9.Be2 0-0 10.Nf3 Be6 11.0-0 Qd7; 9.a3 Bd6 10.d4 0-0 11.Bd3 Re8; 9.d4 Nd5 10.Qc2 Qe7 11.Nf3 Bg4) 9...0-0 10.Be2 Re8 11.0-0 Bf5; B) 8...Bg4 9.Be2 (9.Nf3 0-0 10.Be2 Bf3 11.Bf3 Ne5; 9.Qc2 0-0 10.Bb5 Qd6 11.a3 Ba5; 9.Qa4 Bd7 10.a3 Bd6 11.Ne4 Be5) 9...Be2 10.Nge2 0-0 11.0-0 Re8; C) 8...Bd7 9.Nf3 (9.Be2 0-0 10.Nf3 Re8 11.0-0 Bf5; 9.a3 Bd6 10.Nf3 0-0 11.d4 Re8; 9.Qc2 0-0 10.Nf3 Bd6 11.Be2 Nb4) 9...0-0 10.Be2 Re8 11.0-0 Bf5; D) 8...0-0 9.Nf3 (9.Be2 Bf5 10.Nf3 Bd3 11.a3 Be7; 9.Bb5 Ne5 10.a3 Ba5 11.Qc2 Be6; 9.a3 Bd6 10.Nf3 Bg4 11.Be2 Re8) 9...a6 10.Be2 Be6 11.0-0 Qd6.

8.Nf3 0-0 9.a3 Bd6 10.Nb5 Be7 11.Ne5 Bd7.

8.Nf3 0-0 9.Rc1 Bg4 10.a3 Bd6 11.e3 a6.

8.Nf3 0-0 9.e3 a6 10.Be2 Be6 11.0-0 Qd6.

8.Nf3 0-0 9.e3 Re8 10.Be2 Bf5 11.0-0 Bd3 12.Bd3 Qd3 13.Qb3 a6 14.a3 Bf8 15.Qb7+/– Rab8 16.Qc6 Rb2 17.Qc7 Bd6 18.Qc6 Rc2 19.Ne1 Rc3= 20.Qc3 Qc3? 21.dc3+– Ne4 22.Nf3 Nc3 23.a4 a5 24.g3 Ne4 25.Kg2 Nc5 26.Rfd1 Bf8 27.Rd5 Nb3 28.Rb1 Rb8 29.Nd4 Nd4 30.Rb8 Ne6 31.Ra5 g6 32.Raa8 Kg7 33.a5 Bd6 34.Rg8 Kf6 35.Rgc8 Nc7 36.Rc7! Bc7 37.a6 1–0. Fredek (2090) – Guest356420, Freundschaftspartie, 5m + 0s, 2005.

8.Nf3 0-0 9.g3 Re8 10.Bg2 Bf5 11.0-0 Qe7.

8.Nf3 Bd7 9.a3 (9.e3 0-0 10.Be2 Re8 11.0-0 Bf5; 9.g3 0-0 10.Bg2 Re8 11.a3 Bc5; 9.Rc1 0-0 10.a3 Bd6 11.e3 Re8) 9...Bd6 10.g3 Na5 11.d3 0-0.

8.Nf3 Bf5 9.a3 (9.Qa4 0-0 10.a3 Bd6 11.Nb5 Re8; 9.e3 a6 10.Be2 0-0 11.0-0 Qd7; 9.Nb5 0-0 10.e3 Ne4 11.a3 Ba5) 9...Ba5 10.e3 a6 11.Be2 0-0.

8.Nf3 Bg4 9.a3 (9.e3 0-0 10.Be2 Bf3 11.Bf3 Ne5; 9.h3 Bf3 10.gf3 0-0 11.Rg1 Re8; 9.Nb5 0-0 10.a3 Ba5 11.Qc2 Re8) 9...Bd6 10.Qa4 Bf3 11.gf3 0-0.

8.g3 A) 8...0-0 9.Bg2 (9.Nf3 Re8 10.Bg2 Bf5 11.0-0 Qe7; 9.a3 Bc3 10.Bc3 Nd5 11.Qc2 Nc3; 9.Rc1 Ne5 10.Bg2 Qe7 11.Ne4 Rd8) 9...Nd4 10.Nf3 Nf3 11.Bf3 c6; B) 8...Be6 9.Bg2 (9.Nf3 0-0 10.Bg2 Re8 11.0-0 Qd7; 9.Rc1 Bc3 10.Rc3 Qd5 11.Rf3 0-0; 9.Rb1 Bf5 10.Rc1 Qe7 11.Bh3 Bh3) 9...0-0 10.Bc6 bc6 11.Qa4 Qd6; C) 8...Bf5 9.Nf3 (9.Bg2 Nd4 10.Rc1 c6 11.Nf3 Nf3; 9.a3 Bc3 10.Bc3 0-0 11.Bg2 Ne4; 9.Rc1 Qe7 10.Bh3 Bh3 11.Nh3 0-0) 9...0-0 10.Bg2 Re8 11.0-0 Qe7; D) 8...Nd4 9.Bg2 (9.e3 Qe7 10.a3 Bc5 11.Rc1 Ne6; 9.Rc1 0-0 10.Bg2 Re8 11.Qa4 c5; 9.h3 Bf5 10.Rc1 0-0 11.Bg2 c6) 9...Bf5 10.Rc1 c6 11.Nf3 Nf3.

8.a3 A) 8...Bc3 9.Bc3 (9.dc3 Be6 10.Qd3 Qa5 11.e3 Bd5) 9...Ne4 10.Nf3 Nc3 11.dc3 Qc5; B) 8...Be7 9.e3 (9.d4 0-0 10.e3 Qg6 11.d5 Rd8; 9.Nf3 0-0 10.e3 Qg6 11.d4 Rd8; 9.Qb1 Qb1 10.Rb1 Bf5 11.d3 Rd8) 9...0-0 10.d4 Qg6 11.Nf3 Rd8; C) 8...Ba5 9.Nf3 (9.Rc1 0-0 10.e3 Re8 11.Nf3 Be6; 9.Qb3 Rb8 10.e3 a6 11.Bc4 0-0; 9.e3 0-0 10.Nf3 a6 11.d4 Nd5) 9...0-0 10.e3 Re8 11.Qb3 Rb8; D) 8...Bd6 9.e3 (9.Nf3 0-0 10.e3 Rd8 11.Nb5 Be6; 9.Qb1 Qb1 10.Nb1 Ne5 11.f4 Ned7; 9.d4 0-0 10.e3 Re8 11.Nb5 Be6) 9...a6 10.d4 0-0 11.Bd3 Qa5.

8.Rc1 A) 8...0-0 9.e3 (9.a3 Bd6 10.Nf3 Be6 11.Qc2 Qc2; 9.g3 Re8 10.Bh3 Qg6 11.Bc8 Rac8; 9.Qa4 Re8 10.Nf3 Nd7 11.e3 Nc5) 9...a6 10.a3 Bd6 11.Qb3 Re8; B) 8...Rb8 9.a3 (9.e3 a6 10.Nf3 Be6 11.a3 Bd6; 9.Nf3 0-0 10.a3 Bd6 11.e3 a6; 9.g3 Bc5 10.Nf3 0-0 11.Bg2 Be6) 9...Bd6 10.Nf3 0-0 11.e3 a6; C) 8...Bd7 9.a3 (9.e3 a6 10.a3 Bd6 11.Nf3 0-0; 9.Nf3 0-0 10.e3 a6 11.d4 Be6; 9.g3 0-0 10.Bg2 Rad8 11.Nf3 Rfe8) 9...Bd6 10.e3 a6 11.Nf3 0-0; D) 8...Be6 9.a3 (9.Qa4 0-0 10.Nf3 a6 11.a3 Bd6; 9.g3 Bc3 10.Rc3 Qd5 11.Rf3 0-0; 9.Qc2 Qc2 10.Rc2 0-0 11.Nb5 Bf5) 9...Bd6 10.Qa4 a6 11.e4 Qg6.

8.e3 A) 8...a6 9.a3 (9.Nf3 0-0 10.a3 Bd6 11.d4 Re8; 9.Qb1 Qb1 10.Nb1 Be7 11.Bf6 Bf6; 9.Be2 Qg6 10.a3 Bd6 11.f4 Qg2) 9...Bd6 10.d4 0-0 11.Bd3 Qa5; B) 8...Be6 9.Bb5 (9.a3 Bc3 10.Bc3 Ne4 11.Qf3 Qd5; 9.Nf3 0-0 10.a3 Bd6 11.Nb5 Rad8; 9.Nge2 0-0 10.Nf4 Rad8 11.Ne6 Qe6) 9...Bd7 10.Qb3 Qg6 11.Nd5 Nd5; C) 8...Qg6 9.a3 (9.Nb5 Nd5 10.Qf3 Be6 11.Rc1 a6; 9.Nge2 0-0 10.a3 Bd6 11.Nb5 Nd5; 9.Nf3 0-0 10.a3 Be7 11.d4 Rd8) 9...Bd6 10.Nb5 0-0 11.Nd6 cd6; D) 8...0-0 9.a3 (9.Nf3 Rd8 10.a3 Be7 11.d4 Qg4; 9.Rc1 a6 10.a3 Bd6 11.Qb3 Re8; 9.Qb1 Rd8 10.Qf5 Bf5 11.Nf3 a6) 9...Ba5 10.Nf3 a6 11.d4 Nd5.

8.Nf3 Bc5 9.e3= Ne5 (9...Ne5 10.Ne5 Qe5+–). algernon (2320) – dennism (2385), net–chess.com, 2004.

8.Nf3 Bd6 9.e3 (9.e4 Qg4 10.h3 Qg6 11.Nh4 Qh6; 9.Qa4 0-0 10.Nb5 Be6 11.Nd6 cd6; 9.Qb3 0-0 10.Nb5 Ne4 11.Nd6 Nd6) 9...0-0 10.Nb5 Be6 11.Nfd4 Nd4.

8.Nf3 Bd7 9.e3 (9.a3 Bd6 10.e3 0-0 11.Nb5 Be6; 9.Qb1 Qe6 10.a3 Bc5 11.Ng5 Qe7; 9.Rb1 0-0 10.a3 Bd6 11.e3 a6) 9...0-0 10.a3 Bd6 11.Nb5 Be6.

8.Nf3 Be6 9.e3 (9.a3 Bd6 10.Qb1 Qa5 11.e3 Rd8; 9.Qb1 Qa5 10.e3 0-0 11.a3 Be7; 9.Qa4 0-0 10.a3 Bc3 11.Bc3 Nd5) 9...0-0 10.Qb1 Qg4 11.a3 Be7.

8.h3 A) 8...Qd7 9.Nf3 (9.g4 0-0 10.Bg2 Ne5 11.Nf3 Ng6; 9.Rc1 0-0 10.Nf3 Rd8 11.Qc2 Bd6; 9.Qc2 Nd4 10.Qd3 0-0 11.e3 Re8) 9...0-0 10.g4 Qe7 11.Bg2 Rd8; B) 8...Nd4 9.Rc1 0-0 10.e3 Qe6 11.Nge2 Ne2; C) 8...Bd7 9.g4 (9.Nf3 0-0 10.g4 Qa5 11.g5 Nd5; 9.Rc1 0-0 10.g4 Qa5 11.Bg2 Rfe8; 9.e3 Rd8 10.Nf3 0-0 11.a3 Bd6) 9...Qa5 10.Nf3 0-0 11.g5 Nd5; D) 8...0-0 9.g4 (9.Nf3 Re8 10.a3 Bd6 11.e3 Be6; 9.Qb1 Rd8 10.Qf5 Bf5 11.Nf3 a6; 9.e3 Be6 10.a3 Bd6 11.Nb5 Ne4) 9...Qf4 10.Bg2 Ne5 11.Qc2 Re8.

9.e3 Ne4 10.Ne4 Qe4 11.Rc1 Be6 12.a3 Ba5 13.Bb5 Bd5 14.0-0 Rad8 15.d4 Qe6 16.Bd3 f5 17.Rc5 Bb6 18.Rd5 (18.Rc3!?=) 18...Qd5+= (worse is 18...Rd5 19.Bc4=) 19.Qe2 Na5 20.Bc3 Kh8 21.Rb1 Qd6 (21...c6 22.Ne5 Bc7 23.e4=) 22.Nh4 Qf6 (22...Qa3?? 23.Bb4 Qa4 24.Bb5 (24.Bf8?! Rf8 25.Nf5 g6+/–) 24...Qb4 25.Rb4+–) 23.g3 (23.Nf5 Nc6=) 23...c5 (23...Nc6 24.Nf5 Rd5 25.Qb2+=) 24.Bf5 g6 (worse is 24...cd4 25.Qh5 Qf5 26.Nf5 dc3 27.Qg5+/–) 25.Bg6 cd4 26.Qh5 Rd7 27.ed4 Nc6 28.Be4 Rg7 29.Rd1 Qf2 30.Kh1 Qf6 31.Qf3 Qf3 32.Bf3 Ba5 33.Ba1 Rgf7? 34.d5+– (34.d5 Kg8 35.dc6 bc6 36.Kg2+–) 1–0. gioco1b4 (2515) – Interliner (2585), ChessWorld.net, 2013.

9.e3 Be6 10.a3 Bc3 (10...Ba5 11.Be2=+) 11.Bc3 Rad8 12.Bf6 Qf6 13.Rb1 (13.d4 Rfe8 14.Bd3 Nd4 15.Nd4 Bg4 16.Bh7 Kh7 17.Qg4 Rd4 18.Qh5 Kg8=+) 13...b6 14.d4 Na5 15.Bd3 c5 16.Qc2 Rc8 17.Bh7 Kh8 18.d5 Bd5 19.Be4 Be4 (19...Bc4 20.h4=+) 20.Qe4 Qc3 (20...c4 21.Rb5 Qa1 22.Qb1 Qc3 23.Ke2=+) 21.Ke2 Rfe8 (worse 21...Qa3 22.Ng5 g6 23.Qh4 Kg7 24.Qh7 Kf6 25.Ne4 Ke7 26.Kf3+=) 22.Qd3 Qd3 23.Kd3 Rcd8 24.Ke2 f6 25.Rhd1 Nc4 26.a4 Kg8 27.h4 Kf7 28.Rd8 Rd8 29.g4 Ke6 30.h5 Rd5 31.Rh1 Nd6 32.Rc1 a6 (32...Kf7 33.Rb1=) 33.Nd2 Kd7 34.f3 Kc6 35.f4 b5 36.ab5 ab5 37.Ra1 b4 38.e4 Rd4 39.Ke3 Nc4 40.Nc4 Rc4 41.g5 Rc3 42.Kf2 fg5 43.fg5 b3 44.Rh1 White prepares h6 44...b2 45.Rb1 Rh3 46.h6 gh6 47.Kg2 Rb3 48.gh6 c4 49.h7 Rb8 50.h8Q Rh8 51.Rb2 Rc8 52.Kf3 c3 53.Rb1 Kc5 (53...c2 54.Rc1 Kb5=) 54.Ke2= Kd4 55.Rb4 Kc5 ½–½. marekt (2135) – antinephilehi (1980), gameknot.com, 2014.

9.e3 Be6 10.Qb1 Rad8 11.a3 Ba5 12.Be2 Qb1 13.Rb1 Bf5 14.Rc1 h6 15.d4= Ne4 16.0-0 g5 17.Rfd1 Bc3 18.Bc3 Nc3 19.Rc3 Be4 20.Nd2+/– f5? 21.Ne4+– fe4 22.Rb1 Ne7?? 23.Rc7 Nd5 24.Bc4 Rf7 25.Rc5 Rfd7 26.Rd5 Rd5 27.Rb5 Kg7 28.Bd5 b6 29.Be4 1–0. pierre – waterslag, internet, 2009.

9.e3 Be6 10.Qb1 Rad8 11.a3 Be7 12.Qf5 Bf5 13.Rc1 h6 14.Be2 Na5 15.Nb5 c6 16.Nbd4 (worse 16.Na7 Ra8 17.Bf6 gf6-/+ (worse 17...Bf6 18.Rc5 Ra7 19.Rf5=)) 16...Bh7 17.Bc3 Rd5 (17...Ba3? 18.Ra1 Bd6 19.Ra5+-) 18.d3 c5 (18...Ba3? 19.Ra1 Bd6 20.Ra5 (worse 20.Ba5 Ra5 21.Ra5 Bb4 22.Kd1 Ba5-/+) 20...Ra5 21.Ba5+-) 19.Nc2 (worse 19.Ba5 cd4 20.Bb4 Bb4 21.ab4 de3=+) 19...Nc6 20.e4 Rdd8 21.Ne3 Nd4 22.a4 Rfe8 23.Bd2 (23.a5 Kf8=) 23...Ne2 24.Ke2 b6 25.Nc4 Nd7 26.g4 Nb8 27.Rb1 (27.Bc3 Nc6=) 27...Nc6 28.Rb5 Bf8 29.Be3 Nb4 30.Rd1 Na2 31.Rb3 f6 32.Nh4 g6 33.Bd2 Nb4 34.f3 (34.Bb4 cb4 35.f4 Kg7=) 34...Kg7 35.Ng2 Bg8 36.Nge3 Nc6 37.Rb2 Bf7 38.Bc3 Nd4 39.Kf2 Rd7 40.h3 Be7 41.h4 Kh7 42.f4 Bd8 43.Rf1 Ne6 44.Nd5 Nc7 45.Nc7 Bc7 (worse 45...Rc7 46.Nd6 Re6 47.Nf7 Rf7 48.f5 gf5 49.gf5+=) 46.Ke3 (46.Bf6 Bc4 47.dc4 Re4-/+) 46...g5 (46...Bc4!? 47.dc4 Rde7-/+) 47.fg5= fg5 48.Rbf2 Bf4 (48...Bf4 49.Rf4 gf4 50.Rf4 Bc4 51.dc4 Red8=) 0-1. marekt (2000) - arthur45 (2105), gameknot.com, 2014.

9.e3 Re8 10.a3=+ Ba5 11.Qb3 (11.Bc4 Be6 12.Be6 Re6=) 11...Qg6 12.Rc1 (12.Bc4 Bg4 13.Be2 Bf3 14.gf3 Rad8-/+) 12...Bg4-/+ 13.Be2 Bf3 14.gf3 Qg2 15.Rf1 Ne5 (15...Re6 16.h4-/+ (16.Qb7?? Rb8 17.Qb8 Nb8-+)) 16.Ne4 Ne4 (worse 16...Nf3 17.Bf3 Qf3 18.Nf6 gf6 19.Rg1 Kf8 20.Rg3 Bd2 21.Kf1 Qh1 22.Ke2 Re3 23.Qe3 Qc1 24.Bc1 (worse 24.Qd2 Re8 25.Re3 Re3 26.Ke3 Qd2 27.Kd2 Ke7+=) 24...Be3 25.Be3+-) 17.fe4 Rad8 18.Bc3 Bb6 19.a4 Qe4 (19...Qh2 20.a5 Bc5 21.d4+-) 20.a5 Bd4 21.Bd4 (21.Qc2 Qc2 22.Rc2 c5-/+) 21...Rd4 22.Rc7 (22.ed4?? Nf3 23.Qf3 Qf3-+) 22...Rb4 23.d3 Qh4 24.Qc2 Qd8 (24...Qh2? 25.Rc8 Nf3 26.Bf3+-) 25.Rc5 b6 26.Rc3 ba5 27.d4 Nd7 28.Rg1 (28.Kd1 g6-/+) 28...Qb8 29.Rc7 Nf8 30.d5 (30.Rg4!?-/+) 30...Rb1-+ 31.Bd1 a4 32.Rg4 (32.Qc3 g6 33.Rg3 Rd8-+) 32...a3-+ 33.Ra4 Rd8 34.Qc4 Ng6 (34...Ne6! 35.de6 Rdd1 36.Ke2 Rdc1 37.Qc1 Rc1 38.Rc1 Qb2 39.Kd1 fe6-+) 35.Ra3-/+ Ne5 36.Qc5?? (36.Qc3 Re8 37.h4-/+ (37.Raa7? Qb5 38.e4 Nd3 39.Kd2 Nf2-+; 37.Rca7 Qb5 38.e4 Nc4-+)) 36...Nf3-+ 37.Ke2 Ng1 38.Kf1 (38.Kd2 Qb2 39.Bc2 Qc1 40.Kd3 Rb5-+) 38...Rd1 39.Kg2 Ne2 (better 39...R1d5 40.Qe7 Rf8 41.Raa7-+) 40.Raa7 (40.Qe7 Rf8 41.Raa7-+) 40...Qb1 41.Qc2 Rg1 42.Kf3 0-1. Pierre – Litterman, internet, 2020.

10.a3 Ba5 11.Qb3 Qg6 (11...a6 12.Bc4 Qg6 13.Nd5 Ne4 14.0-0 b5 15.Nf4 bc4 16.Qc4 Nd2=; 11...Qg4 12.Rc1 Rb8 13.h3 Qg6 14.Nh4 Qh5 15.Nf3 Be6 16.Bc4 Bc4=+) 12.Nh4 Qg4 13.Nf3 Rb8 14.Qc4 Qg6 15.Rc1 Be6 16.Qh4 Bf5=+.

10.a3 Ba5 11.Rc1 a6 (11...Qg6 12.Nh4 Qh6 13.Nf3 a6 14.Qc2 Be6 15.d4 Bd5 16.Be2 Be4=; 11...Be6 12.Be2 Qg6 13.0-0 Bh3 14.Ne1 Bf5 15.d4 Rab8 16.Bb5 Bc3=; 11...Rb8 12.d4 Qg6 13.Nh4 Qe4 14.Nf3 Bg4 15.Be2 Qg6 16.0-0 Bh3=; 11...Qg4 12.Qb3 Rb8 13.h3 Qg6 14.Nh4 Qh6 15.Nf3 Be6 16.Qc2 a6=+; 11...Rd6 12.d4 Qg6 13.Nh4 Qe4 14.Nf3 Bf5 15.Bc4 Be6 16.Bd3 Qg4=) 12.Qb3 b5 13.Be2 Qg6 14.0-0 Bh3 15.Nh4 Qg5 16.Bf3 Bd7=+.

10.a3 Ba5 11.d4 Nd5 (11...Qg6 12.Rc1 Rb8 13.Nh4 Qe4 14.Nf3 Qg4 15.Nd2 Qg6 16.Nc4 Bc3=) 12.Rc1 Qg6 13.Nd2 Bg4 14.Qa4 Nb6 15.Qb5 a6 16.Qd3 Qf6=+.

10.a3 Ba5 11.Be2 Ne5 12.Ne5 (12.0-0 Nf3 13.Bf3 Be6=) 12...Qe5 13.d4 (13.0-0 c5=) 13...Qg5 14.0-0 c5 15.Qa4 (15.Rc1 Be6=) 15...cd4=+ 16.Nb5 d3 17.h4 Qf5 18.Qa5 b6 19.Bd3 (19.Qd2 Qb5 20.Bf3 Rb8=+) 19...Rd3 (worse 19...ba5 20.Bf5 Bf5 21.Bf6 gf6 22.Rfd1+=; 19...Qd3?! 20.Qb4=) 20.Qa4 Bd7 21.Nd4 Qf2 (21...Qe4 22.Qa6=+) 22.Rf2 (22.Kf2 Ba4 23.Ke2 Rd4 24.Bd4 Bb5 25.Kf3 Bf1 26.Rf1 Ne8=+) 22...Ba4 23.Nf5 Bd7 (23...Rad8 24.Rf4 Bb3 25.Ng7=+) 24.Ng7=+ Ng4 25.Rf3 Rd5 (25...Rc8 26.Nh5=+) 26.Raf1 (26.e4 Rd2 27.Bc3 Rc2=) 26...Rd2=+ 27.Bd4 (27.Bc1 Rc2 28.Nf5 Bf5 29.Rf5 f6-/+) 27...Rc8 28.Nh5 (28.Rf7? Bc6 29.R7f2 Rf2 (29...Nf2?! 30.Nf5 Rc7 31.Nh6 Kf8 32.Rf2 Rf2 33.Kf2–+) 30.Rf2 Bb5–+) 28...Rcc2 29.Rg3 Kf8 30.Bg7 Ke8 (30...Ke7 31.Bf6 Kd6 32.Bg5=+) 31.Bf6 h6 (31...Rc5 32.Bg5=) 32.e4 Re2 33.Bd4 Re4 34.Nf6 Nf6 35.Bf6 Bg4 36.Rd3 Rc8 37.Rf2 (37.Kh2 Kf8 38.Rd4 Rd4 39.Bd4 h5=+) 37...Kf8 (37...Re6 38.Rc3 Rc3 39.Bc3=+) 38.Rfd2= Kg8 39.Rd4 Rd4 40.Rd4 Rc1 41.Kf2 h5 42.Rd8 Kh7 43.Bd4 Kg6 44.Ke3 f6 (44...Re1 45.Kf4=+) 45.Ra8 (45.Rd6 Be6=) 45...Rc7 46.a4 Re7 47.Kd2 Rd7 48.Ke3 Be6 (48...Bf5 49.a5=) 49.a5 Re7 (49...Bd5 50.Rf8=) 50.Kd2 Rd7 51.Ke3 ba5 (51...Bd5 52.Rf8=) 52.Ra7 Ra7 (52...Rd5 53.Ra6 Kf7 54.Bc3=) 53.Ba7 ½–½. Domingo,Jordi (2085) – Bernal Varela,Nelson (2090), FICGS, 2010.

10.a3 Ba5 11.Be2 Qg6 12.0-0 Bh3 13.Ne1 Ne7 (13...Rd6 14.d4=+ Re8 15.Bd3 Bf5 16.Bf5 Qf5=; 13...Bg4 14.Bg4 Ng4 15.d4 Bc3 16.Bc3 Nf6=) 14.Kh1 (14.d3 Bf5= 15.Qb3 Nc6 16.Qb7 Rab8=) 14...Be6=+ 15.Nf3 c6 (15...c5 16.Ne5 (16.Qa4 b6 17.Rac1=+) 16...Qf5=+) 16.d3 (16.Ne5 Qf5=) 16...Bc7 (16...Ned5=) 17.Qa4 (17.Qc2 Nf5=) 17...Nf5 18.Rab1 Qh6 19.h3 (19.Bc1 b5 20.Qa6 Bb6=) 19...b5 (19...Nd6=) 20.Qd1 (20.Qc2 a6 21.e4-/+) 20...Nh4-/+ 21.Nh4 (21.Ng1 Qg6 22.g3 Nf5-/+) 21...Qh4 22.f4 Bh3 23.Qe1 Qe1 24.Rfe1 Bd7 25.Bf3 Rac8 26.Nd1 Nd5 (26...Ng4 27.Rc1-/+) 27.Rc1 (27.g3 Be6-/+) 27...Re8 28.g3 Bd6 (28...b4 29.Re2-/+) 29.Kg1 Nb6 30.Nc3 Bf8 (30...c5 31.Kf2-/+) 31.Kf2 a5 32.Re2 (32.g4 c5-/+) 32...Red8 (32...c5 33.Nd5 Na4 34.Be5-/+) 33.Rd2 Be6 34.Ke1 b4 35.ab4 Bb4 36.Ke2 (36.g4 a4-/+) 36...a4 37.Ba1 c5 38.Rb1 Bb3 (38...f5 39.e4–+) 39.Bb7 Rc7 40.Be4 c4 (40...Rcd7 41.Rh1 h6 42.Bf5–+) 41.f5 (41.g4!?–+) 41...Re8 42.Nb5 (42.f6 cd3 43.Rd3 Bc3 44.Bc3 Rc3 45.Rc3 Re4–+) 42...Rcc8 43.Rdd1 (43.Rdb2 cd3 44.Bd3 Nd5–+) 43...cd3 44.Bd3 Bd1 45.Rd1 Nc4 46.e4 Na5 (46...a3 47.Rb1 Be7 48.Na7–+) 47.Na7 Rc7 48.Nb5 Rd7 49.Nd4 Bc5 50.Nf3 Nb3 51.Rb1 Na1 52.Ra1 a3 53.Ra2 Rb7 54.Nd2 Rb2 55.Rb2 ab2 56.g4 Rc8 57.Nb1 Bd4 58.Kd2 Kf8 59.Bc2 Ke7 60.Kd3 Kf6 0–1. Hansen,Marco (2290) – Schneider,Hans (2365), CiF, 2009.

10.a3 Ba5 11.Be2 Qg6 12.Qa4 a6 (12...Qg2 13.Rg1 Qh3 14.Ne4=) 13.Rc1 Rd6 (worse is 13...Qg2 14.Rg1 Qh3 15.Ne4 Ne4 16.Qe4+/– (16.Rg7?! Kf8 17.Qe4 Bf5+–)) 14.Qf4 h6 (worse is 14...Qg2 15.Rg1 Qh3 16.Ne4+/–) 15.0-0 Bg4 16.Nb1 Rad8 Exerts pressure on the backward pawn 17.Bf6 (better is 17.d3!?=) 17...Bf3 (17...Rf6!? 18.Qg3 Bf3 19.Qg6 Rg6 20.Bf3 Bd2=) 18.Bf3+= ½–½. Taulien,Hans_Juergen (2350) – Rivas Maceda,Juan (2345), Witold–ROW(s), 2012.

10.a3 Bc3 11.Bc3 Nd5 (11...Ne4 12.Qc2 Qg6 13.Rc1 Be6 14.Qb1 Rab8 15.Nd4 Qg4 16.Nc6 bc6=) 12.Qb1 Qh5 13.Bd3 Rb8 14.Be4 Be6 15.Nd4 Nc3 16.dc3 Bd5=.

10.a3 Bd6 A) 11.Nb5 Ne4 (11...Be6 12.Nfd4 Nd4 13.Nd4 Qe4 14.d3 Qd5 15.Ne6 Qe6 16.Rc1 c6=; 11...a6 12.Nd6 Rd6 13.Qb1 Qh5 14.Be2 Nd5 15.0-0 Rg6 16.Nd4 Qg5=) 12.Qb3 Be6 13.Nd6 Nd6 14.Qc3 Qg6 15.d3 f6 16.Qc5 Nf5=; B) 11.d4 Be6 12.Bd3 Qg4 13.Nb5 Bf5 14.0-0 Bd3 15.Qd3 a6 16.Nd6 Rd6=.

10.a3 Be7 A) 11.Bb5 Bd7 (11...Qg6 12.Bc6 bc6 13.Rg1 Bd6 14.Ne2 Rb8 15.Bf6 Qf6 16.Qc1 c5=+; 11...Qe6 12.Ng5 Qd7 13.d4 Qf5 14.Nf3 Rd6 15.0-0 Be6 16.Bc6 Rc6=) 12.0-0 a6 13.Bc6 Bc6 14.Nd4 Rd4 15.ed4 Bd6 16.Rb1 Bh2–+; B) 11.Qb3 a6 (11...Rb8 12.d4 b5 13.Rc1 Be6 14.Qc2 Qc2 15.Rc2 b4 16.Nb5 Bd5=+; 11...Na5 12.Qa4 Bd7 13.Nd4 Qc5 14.Bb5 Qb6 15.Nd1 c5 16.Bd7 Nd7=+) 12.d4 b5 13.Rc1 Be6 14.Qc2 Qc2 15.Rc2 b4 16.Nb1 Rab8=+; C) 11.d4 Be6 (11...Qg6 12.d5 Nb8 13.Ne5 Qg5 14.f4 Qh4 15.g3 Qh6 16.Bc4 Bd6=; 11...Qg4 12.h3 Qe6 13.Bd3 Qd6 14.0-0 h6 15.Nb5 Qd7 16.Qb3 a6=; 11...a6 12.Bd3 Qg4 13.d5 Na7 14.h3 Qh5 15.e4 c6 16.Rh2 Nd7=; 11...Rb8 12.Bd3 Qh5 13.0-0 Bg4 14.h3 Be6 15.Nd2 Qh6 16.Rc1 Re8=) 12.Bd3 Qh5 13.0-0 Rab8 14.Nb5 Rdc8 15.Qc2 a6 16.Nc3 Bg4=.

10.Ne5 Qe5 11.Be2 c6 12.0-0 Rd8 13.Qc2 Bf5 14.d3 Bd6 15.g3 Qe6 16.Bf3 Ng4 17.e4 Qh6 18.h4 Ne5 19.Be2 Bg4 20.Bg4 Ng4 21.Rad1 Bc5 22.Bc1 Qe6 23.Ne2 Bd4 24.Kg2 c5 25.Nd4 cd4 (worse 25...Rd4 26.Qc5 Rd6 27.Rfe1+/-) 26.Bf4 Rac8 27.Qb2 b6 28.Rc1 Rc3 ½-½. grasul2009 (2435) - unrulyqueen (2400), gameknot.com, 2020.

10.Ne5 Qe5 11.Be2 c6 12.0-0 Rd8 13.d4 Qa5 14.Rc1 Be6 15.a3 Bd6 16.Qc2 Rac8 (16...Ba3? 17.Ra1+–) 17.Bf3 h6 (17...Ba3? 18.Ra1 Qf5 19.Qf5 Bf5 20.Ba3+–) 18.Rfe1 Qg5 (18...Ba3? 19.Ra1+–) 19.g3 Bh3 20.e4 c5 21.d5 c4 22.Nb5 Bc5 23.Bd4 Nd7 24.Bc5 Rc5 25.Nd4 (worse is 25.Na7 Ra8 26.Qa4 Qd8–+) 25...Qf6 26.Qc3 Re8 27.Rcd1 Ne5 28.Be2 g5 29.f3 b6 30.Nc6 Bd7 31.Ne5 Qe5 32.Qe5 Re5 33.Kf2 c3 34.Rd4 a5 35.Rc1 Re8 36.Ke3 f5 37.Rc4 Rd5 38.R1c3 fe4 39.fe4 Rde5 40.Rd4 Kf8 41.Bd3 Bb5 42.Rc7 Bd3 43.Kd3 R5e6 44.a4 Rf6 45.Ke3 Rfe6 46.Rh7 Kg8 47.Rhd7 Kf8 48.Rc4 R8e7 49.Rc8 Kf7 50.Re7 Ke7 51.Rh8 b5 52.ab5 Rb6 53.Rh7 Kf8 54.Kf3 Kg8 55.Ra7 Rb5 56.Kg4 Rb2 57.h3 Rb5 58.Kh5 Rb3 59.Kh6 Rg3 60.Kg6 Kf8 61.Ra5 Rh3 62.Rg5 Ra3 ½–½. Degterev,Pavel (2220) – Almeida,Ramiro (1870), IECG, 2008.

10.Ne5 Qe5 11.Be2 c6 12.0-0 Bf5 13.Qb3 Qe7 14.d4 Rad8 15.Bf3 Be6 16.Qa4 Rfe8 17.a3 (17.Qa7?? Ra8 18.Qb6 Ra6 19.Qa6 ba6-+) 17...Bd6 18.e4 (18.Qa7?? Ra8 19.Qb6 Ra6 (19...Ba3 20.Ba3 Ra3 21.Ra3 Qa3 22.Ne2+=) 20.Qa6 ba6-+) 18...Bb8 19.Rfd1 Ng4 (19...Bg4 20.Bg4 Ng4 21.h3=) 20.h3= Nh2 21.Be2 Bh3 (better 21...Qg5 22.Rd3 b5=) 22.e5?? (better 22.gh3 Qg5 23.Kh1+=) 22...Qg5-+ 23.g3 Ng4 (23...Bg4 24.Kh2 Be2 25.Ne2 Qh5 26.Kg2 Qe2 27.Qb3 Qe4 28.Qf3-/+) 24.Bc1-/+ Qf5 25.Bf4 h6 (25...Qg6 26.Bd3 Qh5 27.Be2-/+) 26.f3=+ Nf6 27.Bd3 (27.ef6 Bf4 28.Kh2 Qg5-+) 27...Qh5 28.Kf2 c5 (28...Nd7 29.Qc2 Nb6 30.Ne2=) 29.Bb5=+ g5 (29...Bd7 30.Rh1 Qf5 31.ef6 Bf4 32.gf4 Bb5 33.Nb5 Qf6 34.Qa7 (34.dc5 Rd2 35.Kg3 Qg6 36.Kh3 Rg2 37.Kh4 Qg3 38.Kh5 Qf3 39.Kh4 Qg4) 34...cd4 A) 35.Qb7? Re7 (worse 35...Qf4 36.Rhe1 Qh4 37.Kf1-+) 36.Nc7 Qf4-+; B) 35.Nc7-+) 30.Bg5 (better 30.ef6 gf4 31.Be8 fg3 32.Ke2 cd4 33.Ne4=+) 30...Qg5-/+ 31.Be8 cd4 32.f4 Qf5 33.Bf7 Kf7 (33...Kf7 34.Qb3 Kg6-+) 0-1. marekt (1730) - alex_ratchkov (2050), gameknot.com, 2013.

10.Ne5 Qe5 11.Be2 c6 12.0-0 Bf5 13.d4 Qe6 14.a3 Ba5 15.Rc1 Rad8 16.Na4 b6 17.Bc3 Bc3 18.Nc3 (worse is 18.Rc3 c5-/+) 18...c5 19.Qa4 cd4 20.ed4 Ne4 21.Ne4 Qe4 22.Bf3 Qd4 23.Qa7 g6 24.Rfd1 Qf6 25.Qc7 Rd1 26.Rd1 Rc8 27.Qf4 g5 28.Qb4 h6 29.Be4 Be4 30.Qe4 Qc3 31.h4 (31.a4!?=) 31...Qa3+= 32.hg5 hg5 33.Qe5 Qc5 34.Qf6 Re8 35.g3 g4 36.Qf4 Qh5 37.Qb4 b5 38.Rd4 Re5 39.Rg4 Rg5 40.Re4 Re5 41.Rg4 Rg5 42.Rh4 Qd1 43.Kg2 Qd5 44.f3 Qa2 45.Kf1 Rg3 46.Rg4 Rg4 47.Qg4 Kf8 48.Qb4 Kg7 49.Qb5 Qd2 50.Qe5 ½–½. Buczinski,Henryk (2165) – Manheimer,Gunter (2020), CP–2011–P–00060, 2011.

10.Ne5 Qe5 11.Be2 c6 12.a3 Ba5 13.0-0 Rd8 14.d4 Qg5 15.Rc1 Bc7 16.f4 Qh6 17.Rf3 Bf5 18.Rg3 Re8 19.Nb5 Bb8 20.Nc3 Bd6 21.Rg5 g6 22.Rg3 Rad8 23.Qd2 Bc7 24.Rf1 Qf8 25.Bd3 Bd3 26.Qd3 Qe7 27.Rff3 b5 28.Qc2 a6 29.Rg5 Nd5 Exerts pressure on the backward pawn 30.Rgg3 Bd6 31.Qc1 Rc8 32.Qd2 Nb6 33.e4 Nc4 (33...Ba3?! 34.Ba3 Qa3 35.Nb5=) 34.Qc1 Qa7 (34...Na3 35.e5 Bb4 36.Ne4+=) 35.Rd3 Nb2 36.Qb2 Bf4 37.Rgf3 Be5 38.Qf2 Bg7 39.g4 (39.Rf4 Rcd8 40.Ne2 Qe7-+) 39...Qd7 (39...c5 40.dc5 Qc5 41.Qc5 Rc5 42.Kf2-+) 40.g5 (40.h3 Qa7-+) 40...Rcd8 41.e5 c5! 0-1. marekt (2195) - unrulyqueen (2380), gameknot.com, 2020.

8.Nc3 Bc3 9.Bc3 Rd8 10.Nf3 Ne4 11.Bb2 Nb4 12.d4 c5 13.dc5 Qd4 14.Bd4 Nc3 15.Bc3 Bf5 16.Bb4 1-0. chumbonalagoa (1900) - tricksternew (1725), Rated Bullet game, lichess.org.

8.Nc3 Bc3 9.Bc3 Bf5 10.Nf3 Rae8 11.Be2 b6 12.Bf6 gf6 13.0-0 Kh8 14.Nh4 Rg8 15.Nf5 Qf5 16.Bf3 Ne5 17.Kh1 Nf3 18.Qf3 Qf3 19.gf3 Re5 20.Rg1 Reg5 21.Rg5 fg5 22.d4 h6 23.e4 Re8 24.a4 c6 25.h3 Kg7 26.Kg2 Kf6 27.Kg3 Rd8 28.Rd1 c5 29.d5 Ke5 30.Kg4 a6 31.Rb1 Rd6 32.h4 gh4 33.Kh4 Kf4 34.Rb3 c4 35.Rc3 b5 36.ab5 ab5 37.Kh5 Ke5 38.Kg4 Kd4 39.Re3 b4 40.f4 b3 41.Kf5 f6 42.e5 fe5 43.fe5 Rd5 44.f4 Ke3 45.Kf6 Kf4 46.e6 Re5 47.e7 b2 48.Kf7 c3 49.e8Q Re8 50.Ke8 c2 0–1. elektrooon – alba2002, internet, 2013.

8.Nf3 Qf5=+ 9.a3 Ba5 10.Be2 Qg6 11.Nh4 Qh6 12.Nf3 Be6 13.0-0 Qg6 14.Bf6 Qf6 15.d4 Qg6 16.Bd3 f5 17.Nbd2 Bd2 18.Qd2 Bd5 19.Qe2 Rad8 20.Bc4+= Qe6 21.Bd5 Rd5 22.Rab1 b6 23.Qc4 Rc8 24.Rb5 Ne7 25.Rd5 Nd5 26.Rc1 Rd8 27.Qa4 a5 28.Qc6 Qc6= 29.Rc6 Rd6 30.Rc1 Re6 31.Kf1 g6 32.Ke2 Kg7 33.Kd3 Kf6 34.h4 h6 35.g3 c6 36.Ne5 c5 37.Rb1 a4 38.Nc4 Rc6 39.f3 cd4 40.Kd4 Nc7 41.Rb6 Rb6 42.Nb6 Nb5 43.Kd3 Na3 44.Na4 Ke5 45.Nc3+– h5 46.e4 fe4 47.fe4 Kf6 48.Nd5 Ke6 49.Nf4 Kf6 50.Kd4 ½–½. Pleschke,Helmut – Andersson,Egart, email SOK–98–E002B, 1998.

9.Be2 Bd6 10.Bf6+= gf6 11.Nc3 Qa5 12.Qb3 Ne5 (better 12...Rfb8!?+=) 13.Ne5+- Be2 14.Nf7 (14.Ke2?! fe5 15.Qb7 Rab8+/-; 14.Ne2?! fe5 15.Qb7 Bb4+=) 14...Rf7 15.Ke2 (15.Qb7 Rd8 16.Ke2 c5+-) 15...Be5 (15...c6!?+/-) 16.d4 Bd6 (16...Qa6 17.Qb5 Qb5 18.Nb5+-) 17.Rhc1 (17.Qb7 Rd8 18.Qc6 Bb4+-) 17...Kg7? (17...c6 18.Ne4 Qa6 19.Kf3+-) 18.Qb5 (18.Qb7 Rd8+-) 18...Qa3 (better 18...Qb5!? 19.Nb5 f5+-) 19.Qb7 Re8 20.Qb3 Qa5 (20...Qa6 21.Qb5 Qc8 22.Rab1+-) 21.Kf1 (21.Qb5 Qb5 22.Nb5 Ra8+-) 21...Qh5 (21...Bh2 22.a4 Qg5 23.Qb7+-) 22.h3 (22.Qb5 Qb5 23.Nb5 f5+-) 22...f5 23.Nb5 (23.Qb5 Rg8+-) 23...Bh2 (23...f4 24.Nd6 cd6 25.ef4+-) 24.Qd1 Qh4 Black prepares the advance f4 25.Rc5 (better 25.Qa4!? Qe4 26.Nc3 Qd3 27.Ne2 Qe4 28.Qa7 Ree7+-) 25...f4 26.Rh5 Qf6 27.Qg4 (27.e4 Re4 28.Qg4 Kh8+-) 27...Kh8+/- 28.e4 Re4 29.Rg5 (29.Na7 Qd4 30.Qc8 Kg7 31.Qg4 Kf8 32.Qc8 Re8 33.Qe8 Ke8 34.Re5 Kf8-+) 29...Re8 30.Re1 (30.Na7?? Qd4 31.Rg8 Rg8-+) 30...Re1 31.Ke1 Rf8 32.Kf1 (32.Re5 f3 33.g3 Qc6+/-) 32...f3 (32...a6 33.Nc3 (33.Nc7? Qd4 34.Rd5 Qc4 35.Qe2 Qc7-+) 33...Qd4 34.Qf3=) 33.gf3 (33.Qf3 Qh6 34.Qg4 Qf6+/-) 33...Qc6 (33...Bf4 34.Rc5 a6 35.Nc7 Rg8=) 34.Kg2 (better 34.Rc5 Qa6 35.Rf5+/-) 34...Bd6?? (34...Bf4 35.Rc5 Qa6-/+) 35.Nd6 (35.d5 Qc5 36.Nd4 Qb4+-) 35...Qd6 (35...cd6 36.d5 Qc3 37.Qh5+-) 36.d5 a6 37.Qd4 (37.Qd4 Qf6 38.Qe5+-) 1-0. carlos78 (2220) - Superboy35 (2110), Rated Blitz game, lichess.org, 2015.

9.Be2 Rad8 10.0-0 Bd6 11.d3 Qh5 (better 11...Qe6=+) 12.Nbd2?? (12.h3 Bh3 13.gh3 Qh3=+) 12...Ne5 (better 12...Bh2 13.Nh2 Be2-+) 13.h3+= Nf3 14.Nf3 Bh3 15.gh3 Qh3 16.d4 (better 16.Qb3=+) 16...Ng4 17.Bd3 (17.Ba3 Bh2 18.Kh1 Bg3 19.Kg1 Rd5 20.Qb3 Rh5 21.Qf7 Rf7 22.fg3 Qg3) 17...Bh2 18.Kh1 Bg3 19.Kg1 Bh2 (19...Rd6 20.Bg6 Bh2 21.Kh1 Be5 22.Kg1 Rg6 23.Rb1 Ne3 24.Ng5 Qh2) 20.Kh1 Bg3 21.Kg1 Bh2 (21...Rd6 22.Bg6 Bh2 23.Kh1 Be5 24.Kg1 Rg6 25.e4 Ne3 26.Ng5 Qh2) ½-½. fishissushi (1840) - TerraK (1845), Rated Bullet game, lichess.org, 2019.

9.Be2 Rad8 10.0-0 Ne4 11.d3 Ng5 12.Ng5 Be2 13.Qe2 Qg5 14.a3 Bd6 15.Nc3 Ne5?? (15...Qh6 16.f4=) 16.Rad1?? (better 16.f4 Qh6 17.fe5 Be5 18.h3+-) 16...Ng4= 17.h3 Nf6 18.f4 Qh4 (18...Qf5 19.e4 Qa5 20.d4=) 19.Qf3 Rfe8 20.e4 (20.Nb5 c6 21.Nd6 Rd6=) 20...Bc5=+ 21.Kh1 Nh5 (21...Bd4 22.Kh2=+) 22.Kh2 Nf4 23.Na4 (better 23.Ne2!? g5 24.d4=) 23...Bd6-/+ 24.e5 Re5 25.Be5 (25.Qf4?? Re2 26.Qd6 Rd6-+) 25...Be5 26.Kh1 Rf8 (better 26...Qh5-/+) 27.Qe4?? (better 27.Rde1!? Ng6 28.Nc5=) 27...Bd6?? (better 27...Qg3 28.d4 Bd6 29.Rf4 Bf4-+) 28.Nc3 (28.Qb7?? Nh3 29.Rf3 Nf2 30.Kg1 Nd1-+) 28...Qg3 29.Nb5 (29.Qb7?? Nh3! 30.Rf4 Bf4 31.gh3 Qh2) 29...Nh3 (29...Nh5!? 30.Nd6 Qd6=+) 30.Nd6= Nf2 (better 30...Ng5 31.Qf4 Qf4 32.Rf4 cd6=) 31.Rf2!+/- Qf2 32.Rb1?? (better 32.Nb7 Rb8 33.Na5+/-) 32...cd6-+ 33.Rb7 a5 (33...Qc5 34.a4-+) 34.Qd5 (34.Rb5 Qd2-+) 34...Rc8 (34...Re8 35.Qf3 Qh4 36.Qh3-+) 35.Rc7 Qe1 (better 35...Re8!? 36.Qf3 Qf3 37.gf3 Kf8-+) 36.Kh2-/+ Qh4 37.Kg1 Qe1 38.Kh2 Qh4 39.Kg1 Qe1 (better 39...Rf8!? 40.Qd6 Re8-/+) 40.Kh2= ½-½. pacalmisu (2380) - Rappozevich (2480), Rated Blitz game, lichess.org, 2016.

9.Be2 Rad8 10.0-0 Rfe8 11.a3 (11.Bf6 gf6 12.d4 a6+=) 11...Ba5 (11...Be7 12.Bf6 Bf6 13.d4=+) 12.Qa4 (12.Bf6 gf6 13.d4 Bf5+=) 12...Be6 (12...Ne4 13.Nc3 Bc3 14.Bc3=) 13.Nc3 (13.Bf6!? gf6 14.Nc3 Bc3 15.dc3+=) 13...Qb3 (13...Qf5 14.Rfb1=) 14.Qb3 Bb3 15.Bb5 Re6 16.Bc6 (16.Ne2 Bd5 17.Nf4 Red6 18.Bf6 Rf6 19.Nd5 Rd5+=) 16...Rc6 (worse 16...bc6 17.Nd4 Bc4 18.d3 Bd3 19.Ne6 fe6 20.Rfd1+/-) 17.Nd4 (17.Rfc1 Rb6=) 17...Rb6=+ 18.Rfc1 c5 19.Nf3 c4 20.Nd4 a6 21.Rab1 Nd7 (21...Ng4 22.a4 Ne5 23.Ba3-/+) 22.Nd5 Ba2? (better 22...Bd2 23.Nb6 Bc1 24.Nc4 Bb2 25.Nb2 Nc5=) 23.Nb6+- Nb6 24.Ra1 Bb3 25.Bc3 (better 25.Nb3!? cb3 26.d4 Nd5+-) 25...Bc3+/- 26.Rc3 (26.dc3 Na4+/-) 26...Na4 27.Rcc1 b5 (27...Nc5 28.Rcb1+/- (28.Nb3? Nb3 29.Rc4 Na1-/+)) 28.Rab1 (28.Nb3 cb3 29.Rab1 b2+-) 28...Kf8? (28...Nc5 A) worse 29.Nb3 Nb3 30.Rd1 Nd2=+ (30...Rd2? 31.Rd2 Nd2 32.Rd1+-); B) 29.Kf1+/-) 29.Kf1 (29.Nb3 cb3 30.Rb3 Rd2 31.Kf1+-) 29...Rd4? (better 29...Nc5+/-) 30.ed4+- Ke7 31.d3! Kd6 (31...cd3 32.Rc7 Double attack (32.Rb3 Deflection)) 32.dc4 Bc4 33.Ke1 Kd5 34.Rb4 Nb6 35.Rd1 a5 36.Rbb1 a4 (36...Na4 37.Rd2+-) 37.Rbc1 Nd7 38.Rc3 Nf6 39.Rg3 g6 40.Rf3 Ke6 41.Kd2 Nd5 (41...Ne4 42.Ke3 Bd5+-) 42.Re1 Kd6 43.Re5 (better 43.Rf7 b4 44.Ra7 b3+-) 43...f6 44.Re8 Nb6 (44...f5 45.Ra8+-) 45.Rd8 (better 45.Rf6 Kc7 46.Re7 Nd7 47.Ra6+-) 45...Ke7 46.Rh8 (46.Rb8 Nd7 47.Ra8 Kd6+-) 46...h5 47.Rh7 Ke6 48.Rg7 (48.Ra7 Nd5+-) 48...Bd5 49.Re3 Kf5 50.f3 (better 50.Kc3!? Bg2 51.Kb4 Nd5 52.Kb5 Ne3 53.fe3 g5+-) 50...Nc4 51.Kd3 Ne3 52.Ke3 g5 53.g3 Bc4 (53...g4 54.fg4 hg4 55.Rc7+-) 54.Re7 (54.Rc7 Ke6+-) 54...g4 55.f4 Kg6 (55...Bd5 56.Rd7 Ke6 57.Rd8+-) 56.Rc7 (56.Ke4!? f5 57.Ke5 Bf1+-) 56...Kf5 57.Rd7 Ke6 58.Rd8 (58.Rh7 Bd5+-) 58...Ke7 (58...b4 59.ab4 a3 60.Ra8+-) 59.Rh8 Ke6 (59...Bf7 60.Ke4+-) 60.Rh5 b4 (60...f5 61.Rh6 Ke7 62.Rc6+-) 61.ab4 (better 61.Rc5 Bb3 62.f5 Kd7 63.ab4 Kd6+-) 61...a3 (61...f5 62.Rh6 Ke7 63.Rh7 Kd6 64.Ra7+-) 62.Ra5 a2 63.Ke4 (63.f5 Kd6+-) 63...Kd6 (63...Bd5 64.Kd3+-) 64.Kf5 Kc6 (64...Ke7 65.Ra7 Kd6 66.b5+-) 65.Kf6 Kb6 (65...Kd6+-) 66.Ra3 (better 66.Kf5+-) 66...a1Q (66...Kb5+-) 67.Ra1 1-0. norba94 (2390) - Rappozevich (2455), Rated Blitz game, lichess.org, 2016.

9.Be2 Rad8 10.Nc3 Qe6 11.0-0 Rfe8 12.Qc2 Bf8 13.a3 g6 (13...a6 14.d3=+) 14.d3 Bg7 15.Rab1 b6 (15...a6!?=) 16.Nb5+/- Rd7 (16...Qd7!?+/-) 17.Rfc1 Na5? (17...a6 18.Qc6 ab5 19.Qb5+/-) 18.Nfd4 (better 18.Nc7!? Rc7 19.Qc7 Qa2 20.Qa7 Bf3 21.Bf3 Nb3 22.Qb6 Nd7+-) 18...Qe7 (18...Qe5 19.Nc7 Rc8 20.Qd1+/-) 19.Bg4 (better 19.Nc6 Qe6 20.Bg4 Ng4 21.Na5 Bb2 22.Qb2+- (22.Rb2?! ba5 23.Nc7 Ne3 24.Ne6 Nc2+-)) 19...Ng4+/- 20.Bc3 (20.Nc7 Red8 21.Ncb5=) 20...c5 21.Nf3 Nc6 22.Bg7 Kg7 23.d4 Qf6 (23...a6 24.dc5 ab5 25.Qb2 Nce5 26.h3=) 24.dc5 (24.h3!? Nh6 25.dc5 bc5 26.Qc5+/-) 24...bc5+= 25.h3 Nge5 26.Ne5 Re5 27.Rd1 Red5 (27...Qe6!?+=) 28.Rd5+/- Rd5 29.Rd1 (better 29.Nc3!? Re5 30.Rc1+/-) 29...Rd1= 30.Qd1 a6 (30...Qb2 31.Qd3=) 31.Nd6 (better 31.Nc7 Qc3 32.Qd6 Qa1 33.Kh2 Qe5 34.Qe5 Ne5 35.Kg1=+) 31...Qd8? (better 31...Qc3+=) 32.Qd5+- Ne7?? (better 32...Qd7+-) 33.Nf5!! Nf5 (33...Nf5 34.Qe5 Double attack (34.Qd8 Discovered attack); 33...gf5 34.Qe5 Double attack (34.Qd8 Discovered attack)) 1-0. pacal56 (2195) - CrazyMadMax4 (2170), Rated Blitz game, lichess.org, 2015.

9.Be2 Ne4 10.0-0 Rad8 11.d4 Bd6 12.Nbd2 Nd2 13.Qd2 Qh5 14.h3 f5 (better 14...Bh3 15.gh3 Qh3=) 15.Qc2+/- (15.hg4 fg4 16.Rfc1 Rf3 17.Bf3 gf3 18.gf3 Re8-/+) 15...Bh3 16.gh3?? (better 16.Ne5 Bg4 17.f3+-) 16...Qh3 17.Ne5?? (17.Qc4 Kh8 18.d5 Rf6 19.Bf6 gf6 20.dc6 b5=) 17...Rf6 (17...Ne5 18.de5 Rf6-+) 18.Qb3= Kh8 19.Bf3?? (better 19.e4 Qh4 20.Qg3= (20.Qb7?? Be5 21.Rfd1 Qh2 22.Kf1 Qh1)) 19…Be5 (19...Be5 20.Qg8 Rg8 21.de5 Rg6 22.Bg4 Rg4) 0-1. OriginalRepertoire (2320) - Metalhead_666 (2285), Rated Blitz game, lichess.org, 2015.

8.Nf3 0-0 9.Be2 (--> 1.b4 e5 2.Bb2 Bb4 3.Be5 Nf6 4.c4 0-0 5.e3 d5 6.Nf3 Nc6 7.Bb2 Bg4 8.cd5 Qd5 9.Be2).

9.gf3 0-0-0 10.Nc3 Bc3 11.Bc3 Ne5 12.Be2 Nd3 13.Kf1 (13.Bd3!? Qd3 14.Bf6 gf6 15.Rc1=) 13...Qf5 14.h4 (better 14.Rg1 Nd5 15.Qa4 (15.Bg7?? Qh3 16.Rg2 N5f4 17.ef4 Nf4-+; worse 15.Rg7 Nc3 16.dc3 Nf4-/+) 15...Nc3 16.dc3 Qh3 17.Rg2=) 14...Ng4?? (better 14...Nf2!? 15.Kf2 Ne4 16.Ke1 Nc3-/+) 15.Qa4 (better 15.Bd3!? Qd3 16.Qe2 Qe2 17.Ke2+/-) 15...Ngf2= 16.Qa7?? (better 16.Rh2 Nc5 17.Qa7=) 16...Nh1-+ 17.f4 (17.Bd3 Qf3 18.Kg1 Rd3 19.Rf1 Qg3 20.Kh1 Qh4 21.Kg2 Qe4 22.Kf2-+) 17...Qh3 18.Kg1 Qg3 19.Kh1 Nf2 0-1. pacalmisu (2255) - tamik (2300), Rated Blitz game, lichess.org, 2015.

9.gf3 0-0-0 10.Nc3 Qf5 11.h4 Kb8 12.Be2 Ne5 (12...Qg6 13.Kf1+=) 13.Kf1 (13.a3 Ba5 14.Rg1-/+) 13...c5-/+ 14.a3 Ba5 15.Rb1 Rhe8 16.Ba1 b6 (16...Bb6 17.Kg2-/+) 17.Rb5 Qd7 (17...Re6!?-/+) 18.Ra5 ba5 19.Bb5 Qb7 (worse is 19...Qd2 20.Qd2 Rd2 21.Be8 Ne8 22.Nb1 Nf3 23.Nd2 Nd2 24.Ke2+–) 20.Be8 Nf3 The backward pawn on d2 becomes a target (worse is 20...Ne8 21.Kg2+=) 21.d4 Ne8 (21...Re8 22.Rh3 cd4 23.Qf3 dc3 24.Qb7 Kb7 25.Bc3=) 22.d5 Ne5 23.Qa4 (23.Rg1 f5+=) 23...Qa6+= 24.Nb5 Nd7 (24...Nd3!? 25.Ke2 Rd5+=) 25.Kg2= Nb6 26.Qf4 Ka8 27.Rb1 Rd5 28.Bg7 Qb7 29.Kg1 (29.e4 Rd7 30.Bf8 Qc6=) 29...Qc8 30.Bf8 (30.e4 Rd7 31.Bh8 Nc4=) 30...Qf5+= 31.Qf5 Rf5 32.Kg2 (32.e4 Rh5+=) 32...Kb7 33.e4 Re5 34.f3 Ka6 35.Nc3 Nd7 36.Bh6 Re6 37.Be3 Rd6 (37...c4 38.Rd1 Rd6 39.Bd4+=) 38.Nd5= f5 39.Kg3 fe4 40.fe4 Rc6 41.Bf4 Nb6 42.Kf3 Rc8 43.Rd1 Ng7 44.Nf6 h5 45.Bh6 Ne6 46.e5 (46.Nh5? Rh8 47.Be3 Rh5–+) 46...Nc4 47.Ke4 (47.Nh5? Rh8 48.Bc1 Rh5–+ (48...Ne5?! 49.Kg3+=)) 47...Kb5 48.Rd3 (48.Nh5? Rh8 49.a4 Kc6–+) 48...a4 49.Bg5 (49.Nh5? Rh8 50.Nf6 Rh6–+) 49...Rf8 (49...Ng5? 50.hg5 h4 51.e6+–) 50.Nh5 Rf1 51.Nf6 Ng5 52.hg5 Re1 53.Kf5 Ne5 54.Rg3 Nc6 55.Ne4 Ne7 56.Ke5 c4 57.Rc3 a6 58.Rh3 a5 59.Rg3 Ng6 60.Kf5 Ne7 61.Ke5 Nc6 62.Kd5 Rd1 63.Ke6 Re1 64.Kd5 Rd1 65.Ke6 Re1 66.Kd5 ½–½. Gull 3 64_bit 4CPU – Hannibal 1?5 64_bit 4CPU, CCRL, 2015.

9.gf3 0-0-0 10.Be2 Kb8 11.Rg1 Rhg8 12.Qb3 Qd7 (12...Bd2 13.Nd2 Qd2 14.Kf1+=) 13.a3 (13.Bb5 Bd2 14.Ke2 Bb4 15.Qb4 Nb4 16.Bd7 Nd7+=) 13...Ba5 14.Rg3 Nh5 15.Rg4 f5 16.Rg5 g6 17.f4 Nf4 18.ef4 Rge8 19.Kf1 Nd4 20.Bd4 Qd4 21.Ra2 Bb6 22.Qf3 Re4 23.Rg2 Rf4 24.Qg3 h5 25.h3 (25.Qg6?? Rf2 26.Ke1 Qe4 27.Rf2 Qb1 28.Bd1 Bf2 (28...Qa2?! 29.Rg2–+) 29.Kf2 Qa2 (29...Qd1?! 30.Qf5 Rg8 31.d3–+) 30.Qf5 h4–+) 25...h4 26.Qe3 (26.Qg6?? Rf2 27.Ke1 Qe4 28.Rf2 Qb1 29.Bd1 Bf2 30.Kf2 Qa2–+) 26...Qd6 27.Qb3 g5 28.Nc3 g4 29.Nd1 g3 30.Rb2 a5 31.f3 a4 32.Qb5 Rd4 33.Rb1 Rd2 34.Nb2 Qd4 35.Nd1 f4 36.Nb2 c6 37.Qb4 Bc5 38.Qd4 R8d4 39.Nc4 Re2! 40.Ke2 Rc4 0–1. Wantoch_Rekowski,Jacek (1860) – Borisovs,Leonids (2230), RA–2010-0-00110, 2010.

9.gf3 0-0-0 10.Bh3 Kb8 11.Bc3 Rhe8 12.a4 Ne5 13.e4 Nd3 14.Kf1 Qh5 15.Bb4 Nb4 16.Bg2 Ne4 17.Qb3 Qe5 18.Ra3 Nd2 19.Nd2 Qe1 0-1. thehumanlettuce (1925) - lVVl (1950), Rated Classical game, lichess.org.

9.Qf3 Ne4 10.Nc3?? (better 10.Qd1=+) 10…Qd2 0–1. Goldmund,Heike – Zemlyanov,Sergey, FICGS, 2017.

8.Qb3 0-0 9.Qd5 (9.Bf6 Qb3 10.ab3 gf6=) 9...Nd5+= 10.e3 Rad8 11.a3 Ba5 12.Bb5 Rd6 13.Nc3 (13.Nd4 Nd4 14.Bd4 a6+=) 13...Bf3 14.gf3 Nc3 15.Bc3 Bc3 16.dc3 Rfd8 17.0-0 Kf8 18.Rab1 Na5 19.Ba4 b6 20.Ra1 Nc4 21.Rfc1 Rd2 22.Bb5 Na5 23.Ba4 R8d3 (23...a6 24.Kg2-/+) 24.Bb5 Rd5 25.c4 Rc5 26.Ba6 Nb3 27.Rd1 Ra5 28.Bc8 Ke7 29.Bh3 Kf6 (29...Na1?! 30.Rd2 Ra3 31.Rd7 Kf6 32.Rc7+=) 30.Rd2 Nd2 31.f4 Nc4 0–1. Pischner,Rainer (2355) – Taulien,Hans_Juergen (2350), remoteschach.de, 2006.

8.Qb3 Qb3 9.ab3 Be6 10.e3 +=.

8.Nc3 Bc3 9.Bc3 0-0-0 10.Bf6 gf6-/+ 11.e3 Bf3 12.gf3 Rhe8 (12...Rhg8 13.Be2-/+) 13.Be2 f5 14.Qc2 Nd4! 15.Qd1 (15.ed4 Qf3 Combination) 15...Re6 16.Rc1 (16.Rg1 f4 17.h4 f5-/+) 16...f4–+ 17.Rg1 (17.ed4 Qf3 18.d3 Rde8–+) 17...fe3 18.fe3 Ne2 19.Qe2 Qa2 20.d4 Qb3 21.Kf2 Rd4! 22.Rb1 (22.ed4 Re2 Pinning (22...Re2 Deflection)) 22...Qd5 23.Rg8 Kd7 24.e4? (better is 24.Rb2–+) 24...Rd2 25.Kf1 (25.ed5 Ree2 (25...Rde2?! 26.Kg3 Rb6 27.Rb6 ab6 28.Rg7–+) 26.Kg1 Ke7–+) 25...Qd4 (25...Re2 26.ed5 R6e5 27.f4–+) 26.Qb5 Ke7 27.Re8 (27.Qb4 Qb4 28.Rb4 Rc6–+) 27...Kf6 28.Qf5 Kg7 29.Qg5 Rg6 30.Qe5 Qe5 31.Re5 b6 32.h4 Rg3 33.Rc1 c5 0–1. Bonatti,Aldo (1750) – Donadio,Andrea, WB/008 – webserver classe B n., 2009.

8.Nc3 Qe6 9.e3 0-0 10.Be2 Rad8 11.0-0 Ne4 12.Ne4 Qe4 13.d4 Bf5 14.Rc1 Rd6 15.a3 Ba5 16.Rc5 Bg6 17.Ne5 Bb6 18.Bf3 Qh4 19.h3?? (19.Ng6 fg6 20.Qb3 Kh8+/–) 19...Qf6 (better is 19...Bc5 20.Ng6 hg6–+ (20...Rg6?! 21.dc5 Qh3 22.Be4–+; 20...fg6?! 21.Qb3 Kh8 22.dc5=)) 20.Rc1+/– Rfd8 21.Nc6 bc6 22.Kh2 1–0. Olcum,Ahmet – Yusufli,Sexavat, Wch U12 Kemer, 2007.

8.Nc3 Qh5 9.e3 0-0 10.Be2 Rad8 11.0-0 Bd6 12.g3 Ne5 13.Ne5 Be5 14.f3 Bf5 15.Rf2 Qg6 16.Qe1 c6 17.d4=+ Bc7 18.Rd1 Rfe8 19.e4 Be6 20.e5 Nd5 21.Bd3 Bf5 22.Bf5 Qf5 23.Ne4 Bb6 24.Kg2 Re6 25.g4 Rg6 26.Kh1 Qe6 27.f4 Qg4–+ 28.f5?? Ne3!! 29.fg6 Qe4 30.Kg1 Qg6 31.Kh1 Qe4 32.Kg1 Qg4 33.Kh1 Qd1 (33...Qd1 34.Rf1 Qe1 35.Re1 Nc4–+) 0–1. Mielke,Sven – Petzold,Marcel, Neubrandenburg op–B, 1999.

8.e3 0-0-0 9.Be2 Rhe8 10.h3 Bh5 11.0-0 Ne4 12.d4 f5 13.Ba3?? (13.a3 Bd6=) 13...f4?? (better 13...Bc3 14.Nc3 Nc3-+) 14.Bb4= Nb4 15.Nfd2? (better 15.a3 Nc6 16.Re1 Nf2 17.Kf2 fe3 18.Kg1 Bf3 19.Bf3 Qd4 20.Ra2 Qd1 21.Bd1-/+) 15...Be2-+ 16.Qe2 fe3 17.Ne4 (17.fe3 Nc2 18.Nb3 Na1 19.Na1 Qe6-+) 17...ef2 (17...Qe4 18.fe3 Nc2 19.Nd2 Qe3 20.Qe3 Re3 21.Rab1 Nd4 22.Rf7-+) 18.Rf2 Re4 19.Qh5?? (19.Qf1 Rd4 20.Nc3-+) 19...Re1 20.Kh2 Qh5 21.Nc3 Ra1 22.Rf7 Qf7 23.Ne4 (23.Ne2 Ra2 24.Nf4 Qf4 25.Kg1 Ra1) 23...Qf4 24.Ng3 (24.g3 Ra2 25.Nf2 Qf2 26.Kh1 Qe1) 24...Ra2 (24...Rd4 25.a4 Rd3 26.a5 Qg3) 25.h4 (25.d5 Qf3 26.Ne2 Re2 27.d6 Qg2) 25...Ra3 26.Kh3 (26.h5 Qg3 27.Kg1 Ra1) 26…Qg3 0-1. fishissushi (1880) - Fredkaps (2000), Rated Bullet game, lichess.org, 2020.

8.e3 Bf3 9.gf3 0-0-0 10.a3 Ba5 11.Nc3 Qe6 (11...Qf5 12.Rg1 Ne5 13.Be2 Qh3 14.Qa4; 11...Bc3 12.Bc3 Ne5 13.Be5 Qe5 14.Bc4; 11...Qe5 12.Rb1 Qf5 13.e4 Qf4 14.Rg1) 12.Rg1 (12.Be2 Ne5 13.Qc2 (13.Qa4 Qf5 14.Rg1) 13...Qh3 14.f4) 12...g6 (12...Ne5 13.Nb1 g6 14.Rg5) 13.Be2 (13.Rg3 Nh5 14.Rg4 Ne5+=; 13.f4 Rhe8 (13...Rd7 14.Rc1) 14.Bg2) 13...Rhe8 (13...Qh3 14.Rf1-/+ (14.f4 Qh2 15.Rf1-/+)) 14.Kf1 (14.Rg3+=) 14...Nd5 15.Ne4 Bd2 16.Qd2 Nf4 17.Qd8 Rd8 18.ef4 Nd4 19.Bd4 Rd4 20.Kg2 f5 21.Ng3 Qd6 22.Rge1 Qf4 23.Bf1 Qg5 24.Rab1 c6 25.Re6 Rd2 26.Rbe1 Kc7 27.Re7 Rd7 28.R7e6 a5 29.R1e2 b5 30.R2e5 a4 31.Re3 Rd6 32.Re8 h5 33.Kh3 Rd4 34.R3e7 Kd6 35.Rg7 h4 36.Ne2 Rd3 37.Rg6 Qg6 38.Rd8 Kc7 39.Rd3 Kb6 40.Rc3 Qd6 41.Ng1? Qd4–+ 42.Rc1 Qf2 (42...Qf2 43.Be2 Qe3–+) 0–1. Buczinski,Henryk (2195) – Daurelle,Herve (2215), WC–2011–F–00004, 2011.

8.e3 Bf3 9.gf3 0-0-0 10.Nc3 Qh5 11.f4 Qg6 ½–½. Buczinski,Henryk (2205) – Figura,Atila Gajo (1980), SA–2010-0-00171, 2010.

8.e3 Bf3 9.gf3 0-0-0 10.Be2 Rhe8 11.Nc3 Qh5 12.a3 Ba5 13.h4 Nd4 14.Kf1 (14.ed4 Bc3 15.dc3 Qf3 16.Rg1 Re2 17.Qe2-/+) 14...Ne2-/+ 15.Qe2 g5 16.Rc1 g4 17.f4 (17.fg4!? Ng4 18.Ke1+=) 17...Kb8 18.Rh2 Rg8 19.d3 Qh6 20.Nd1 Nd5 21.h5 Bb6 22.Nc3 Nc3 23.Bc3 g3 24.Rg2 gf2 25.d4 Qc6 26.Qf2 Qe4 27.Bd2 c5! 28.dc5 Rg2 29.Qg2 Qg2 30.Kg2 Rd2 31.Kf3 Bd8 32.Rg1 Rh2 33.Rg7 Rh5 34.Rf7 Rc5 35.a4 h5 36.Rf8 Kc8 37.Rh8 a5 38.e4 Rc3 39.Ke2 h4 40.e5 h3 41.f5 h2! 42.e6 Kc7 43.Rh7 Kd6 (43...Kd6 44.Kf2 Rc2 45.Kg3 Bf6–+) 0–1. Buczinski,Henryk (2165) – Kravtsov,Vladimir (2185), SA–2011–0-00215, 2011.

9.e3 Bf3 10.Qf3 Qc2 11.Bb5 0-0–+ (11...Qb2 12.Rb1 Bc3 13.Rb2 Bb2 14.Bc6 bc6 15.Qc6 Ke7 16.Qc5 Kd8 17.Qb5+=).

11.a3 Bc5 12.Na4 Bd6 13.Rc1 Rhe8 14.Rg1 g6 15.Qb3 Nd5.

11.a3 Nd4 12.ed4 Rhe8 13.Ne2 Qf3 14.ab4 Ng4 15.Qa4 Qh1 16.h3 Nh2 17.0-0-0 Nf1 18.Ng3 Qh3 19.Nf1 Kb8 20.Ne3 Re4 21.d5 g6 22.Bf6 Rc8 23.Bc3 a6 24.Qa5 (24.d3 Rf4 25.Rd2 f6+=) 24...Qd7 25.Kc2 Rf4 26.Rb1 (26.Rf1 Re8-/+) 26...Qb5 (better is 26...Re8!?-/+) 27.Qb5+= ab5 28.Rf1 b6 29.f3 Kb7 30.Kd1 h5 (30...Rh4 31.Ke2+=) 31.Ke2= Re8 32.Rh1 Rf8 33.Ng2 Rf5 34.Ne3 Rf4 ½–½. marekt (2105) – forsetinn (2330), gameknot.com, 2014.

11.a3 Ne5 12.f4 Bc3 13.Bc3 Nd3 14.Bd3 Rd3 15.Rg1=.

11.Rc1 Ne5 (11...Rhe8 12.a3 Ba5 13.Be2 Qh3 14.Bf1 Qh4 15.Be2 Re3) 12.Be2 Qh3 13.f4 Neg4 14.Qb3 Qg2 15.Rf1 Ba5.

11.Be2 Qh3 (11...Rhe8 12.Rg1 Qh3 13.Qb3 Qh2 14.0-0-0 g6 15.Bb5 Bc3) 12.Qb3 Qg2 13.Rf1 Rhe8 14.0-0-0 Bc3 15.Bc3 Nd5.

11.Rg1 Ne5 (11...Rhe8 12.Rg3 Kb8 13.Bh3 Qh5 14.f4 Qh6 15.Bg2 Qh2) 12.Be2 Qh3-/+ 13.Qa4 Qh2 14.0-0-0 a5 15.a3 Bc3.

11.Bg2 Rd6 (11...Ne5 12.0-0 Nc4 13.Qb3 Bc3 14.Bc3 Nd2 15.Bd2 Rd2 16.f4=) 12.0-0 (12.f4 Re8=+ 13.Rc1 Qf4 14.0-0 Qg5 15.Qc2 Kb8; 12.a3 Ne5 13.0-0 Bc3 14.Bc3 Nd3 15.Kh1 Nd5) 12...Bc3 (12...Rd3 13.f4-/+ (13.a3 Be7 14.Ne4 Rhd8 15.Bc3 Qg6) 13...Qg6 14.Kh1 Bc3 15.Bc3 Ne4; 12...Rhd8 13.d4 Bc3 14.Bc3 Nd5 15.Bd2 Rg6) 13.Bc3 Rhd8 (13...Nd5 14.Qb3=+ (14.Bg7? Rg8 15.Kh1 Rg7–+; 14.Bb2 Rg6 15.Kh1 Ndb4) 14...Nc3 15.dc3 Rhd8) 14.f4 (14.Qb3 Qe6= (14...Qg6 15.Rab1 b6) 15.Qe6 fe6; 14.Rb1 Nd5 15.Qb3 Nc3) 14...g5 (14...Nd5 15.Bb2 (15.Bg7? Rg6 16.Kh1 Rg7–+; 15.Qb3 Nc3) 15...Ndb4=+ (15...Rg6 16.Kh1=)) 15.Bf6 (15.fg5 Qg5 16.Kh1 Nd5=; 15.Qb1 Qb1) 15...Rf6=+ 16.Qh5 Rg8 17.Bh3 g4 18.Qf5 Rf5 19.Bg2 Ne7 20.Be4 (20.Rab1 c6=) 20...Rh5 (20...Ra5 21.d4=) 21.Rfc1 (21.d4 f5 22.Bd3 Ng6=) 21...Rd8 (21...f5 22.Rc5=) 22.d4= c6 23.a4 (23.a3 Ra5=) 23...Kc7 (23...Rd6 24.Kg2=) 24.a5 Rb5 (24...Rd6 25.Kg2=) 25.Rc2 (25.Bd3 Rb2=) 25...f5 (25...h5 26.Bd3 Rb4 27.Kf1=) 26.Bd3 Rbd5 (26...Rb4 27.Kf1=) 27.Kg2 (27.Bc4 R5d6=) 27...R5d6 (27...Ng6 28.Bc4 R5d7 29.Kf1=) 28.Rc5 (28.Rb1 b6=) 28...Rf8 (28...Rd5 29.Rd5 Rd5 30.f3=) 29.Kg3 (29.Rb1 b6 30.Rc3 Rb8=) 29...Nd5 30.Bf1 (30.Rcc1 Rh6 31.Bc4 Rd8=) 30...h6 (30...Re8 31.Ra3=) 31.Rac1 (31.Bd3 b6 32.ab6 ab6=) 31...h5 (31...Kd7 32.Bg2=) 32.Bg2 Ne7 33.h3 (33.Kh4 Rfd8=) 33...b6 34.ab6 (34.Re5 Ng6 35.Rb5 h4 36.Kh2 Ne7=+) 34...ab6 35.Re5 Ng6 36.Rb5 Ne7 (36...h4 37.Kh2 Ne7 38.hg4 fg4 39.Rh5=) 37.Rc2 (37.hg4 hg4 38.Rb3 Ra8=) 37...Ng6 (37...h4!? 38.Kh2 gh3 39.Kh3 Rh6=+) 38.h4 (38.hg4 hg4 39.Rb1 Rh8+=) 38...Ne7 39.Rc1 Rdf6 40.Re5 (40.Rb3 Rb8=) 40...Kd7 (40...Kd6 41.Rb1 Rb8 42.Ra1=) 41.Rb1 (41.Ra1 Ng6=) 41...Ng6 42.Rb6 Ne5 43.de5 (43.fe5 f4 44.ef4 Rf4 45.Bc6 Kc7=) 43...Kc7 44.Ra6 (44.ef6? Kb6 45.e4 Rf6 46.ef5 c5–+) 44...Kb7 45.Ra3 Re6 46.e4 fe4 47.Be4 Kb6 48.Bb1 c5 49.Re3 (49.Bd3 Rc6+=) 49...Rfe8 (49...c4 50.f5 Rc6 51.e6+–) 50.Bf5 Rh6 51.Bd3 Rhe6 (51...Rc6 52.Bc4+=) 52.Bc4 (52.f3 gf3 53.Kf3 Kc7+=) 52...R6e7 53.e6 Rf8 54.Re5 Kc6? (better 54...Rh8+=) 55.Rh5+– Ra7 56.Rh6 (56.Kg4 Kd6+–) 56...Re8 (better 56...Rfa8+–) 57.Rh5?? (better 57.Kg4 Rb7 58.Kg5+–) 57...Ra4 (57...Rf8 58.Kg4 Kd6 59.Re5+–) 58.Be2 (58.Bd5!? Kd6 59.Bg2+=) 58...Re6=+ 59.Bg4 Rf6 60.Bf5 (60.Rf5 Ra3 61.Kg2 Rh6 62.Bf3 Kd6 63.Rd5 Ke7 64.Re5 Kf6 65.Rc5 Rh4 66.Rc6 Kf5 67.Rc5 Ke6=) 60...c4 (60...Kd6 61.Kf3=+) 61.Bc2 White prepares f5 61...Ra3 62.f3 (62.Kg4 Kd6=) 62...c3=+ 63.f5 Kc7 64.Rh7 ½–½. wilfried (2300) – forsetinn (2350), gameknot.com, 2014.

11.h4 Kb8 (11...Qg6 12.a3 Bc3 13.Bc3 Nd5 14.Bb2 Rhe8 15.Qb1 Qh5) 12.Be2 Qg6 13.Qb3 Rhe8 14.Rb1 Re6 15.h5 Qg2.

8.a3 Ba5 9.e3 Qc5 10.Nf3 Bf5 11.Be2 Rg8 12.0-0 Bh3 13.Ne1 0-0-0 (13...Qe5 14.Nc3=) 14.f4 (14.Kh1 Qd5 15.Rg1 Qg5=) 14...Qb6 15.Bh5? (15.Bf3 Qb2 16.Bc6 Qa1–+) 15...Bf5 (better is 15...Qb2 16.Bf7 Qa1 17.Bg8 Rg8+=) 16.Qc1+= Nd4 17.Bd1 (17.ed4 Qd4 Double attack) 17...Kb8 18.Rf2 Nb3 Increases the pressure on the backward pawn 19.Bb3 Qb3 20.Nc3 c5 21.Nd1 Qd5 22.Nc3 Qc4 23.a4 Rge8 24.h3 b6 25.Kh2 Ka8 26.Nf3 Qe6 27.Qb2= Bd3 28.Rc1 a6 29.Ne1 Bg6 30.Nf3 h6 31.Nd1 Rd3 32.Nc3 Bh7 33.Re2 Red8 34.Ne1 R3d7 35.Nf3 Bd3 36.Rf2 Kb7 37.Ne1 h5 38.Nf3 Rc8 39.Kg1 f5 40.Ne5 Rd6 41.Kh2 f6 42.Nd3 Rd3 43.Re2 h4 44.Rc2 Rg8 45.Qc1 Rg3 46.Nd1+= Bb4 47.Nb2 Rb3 48.Qd1 b5 49.Qa1 Qe4+= 50.d3 Qd5 51.Qa2+/– Qg8 52.ab5 ab5 53.Qa1 Qd5 ½–½. Puoli,Hernan (2330) – Au Cardero,Ramon (2305), CADAP XXII Zonal Preliminares – Grupo, 2007.

8.a3 Ba5 9.e3 Bf5 10.Nc3 Qc5 11.Rc1 0-0-0 12.Qb3 Ne5 (12...Kb8 13.Nf3-/+) 13.Nf3 (13.d4 Qd6 14.Qb2 Nc6+=) 13...Be6 14.Qb2 Nf3 15.gf3 Rhg8 16.h4 f5 (16...Qe7 17.Be2-/+) 17.Rc2 Qe7 18.f4 (18.Nb5 Kb8 19.Nd4 Bd7-/+) 18...Bd7 (18...c6 19.Be2-/+) 19.Bb5 a6 20.Bd7 Qd7 21.h5 Kb8 22.Rf1 Qc6 23.Qa2 Rd3 24.Ke2 (24.Qf7 Rgd8 25.Ke2 Bc3 26.dc3 Qg2 27.Qf5 Re3 28.Ke3 Qf1–+) 24...Rgd8 (24...Qd7 25.Rb1 Rd8 26.a4–+) 25.Rg1 Qf6 26.Rg5 (26.Qc4 Bc3 27.dc3 R3d7–+) 26...h6 27.Rg1 c6 28.Rb2 Ka8 29.Qb3-/+ R3d7 30.Qc4 Qh4 31.Qc5 Qh5 32.Ke1 Qh2 33.Rf1 Bc3 34.Qc3 Qg2 35.d4 Rd5 36.Qb3 Rb5 37.Qc2 Rb2 38.Qb2 h5 39.Ke2 h4–+ 40.Qb1 Qg4 41.f3 Qg6 42.Rg1 Qe6 43.Qb2 Re8 44.Qd2 h3 45.a4 Qh6 46.Kf1 Qh8 47.a5? c5! 48.d5? c4 49.Qd4 h2 50.Qh8 hg1R 51.Kg1 Rh8 (51...Rh8 52.Kf2 Rh2 53.Ke1 Kb8–+) 0–1. Wantoch_Rekowski,Jacek (2245) – Kolanek,Roman (2095), 54. Championship Poland Semifinal, 2009.

8.a3 Qe5 9.Ra2 Be6 10.Nf3+= Qd6 11.Ra1 Ba5 12.e3 0-0-0 13.Qc2 Bd5 14.Be2 Ne5 15.Nh4 Rhg8 16.Nf5 Qd7 17.e4 Bc6 18.0-0?? Qf5!!–+ 19.ef5 Bg2 20.Rc1–+ Nf3 21.Bf3 Bf3 22.Kf1 Bg2 23.Kg1 Be4 24.Kf1 Bc2 25.Rc2 Rg5 26.Raa2 Rf5 27.Nc3 Bb6 28.Ne4 Rf4 29.Rc4 Rd4 30.Rd4 Bd4 Black is in command 31.d3 Kd7 32.Kg2 Rg4 33.Ng3 Rg5 34.h4 Rb5 35.Kf3 Rb2 36.Rb2 Bb2 37.a4 Ke6 38.Ke4 c6 39.d4 b5 40.ab5 cb5 (40...cb5 41.Nf5 a5 42.Ng7 Kd7–+) 0–1. Mroz,Antoni – Powalowski,B, corr Poland, 1984.

8.Qb3? Be6 9.Qd5= Bd5 10.e3 0-0-0 11.Ne2 Be4 12.Nbc3 Bc3 13.Nc3 f5 14.d4+= ½–½. Kuhn,Heinz (1675) – Schackmann,Ralf, GER Cup Amateur GrC 1st, 2000.

8.Nc3 Qa5 9.Qc1 Bf5 10.Nf3? (10.a3 Nd4 (10...Bd6-/+ 11.e4 Bg6 12.Qb2 0-0-0 13.Rb1 b6 14.Qc2 f5 15.Nb5-/+) 11.ab4 Qa1 12.Qa1 Nc2 13.Kd1 Na1 14.e4 Be6 15.d4-/+; 10.Qb2 0-0-0 11.a3 Nd4 12.ab4 Qa1 13.Qa1 Nc2 14.Kd1 Na1 15.e4-/+; 10.e4 Bc3 11.Qc3 Be4 12.Qf6 0-0 13.f3 Bg6 14.Be2 Rad8 15.Qc3-/+; 10.g4 Ba3 11.Qd1 Bg4 12.Bg2 Bb2 13.Qb3 Ba1 14.Qb7 Rb8 15.Qc6–+) 10...0-0-0 (better is 10...Ba3!? 11.Qd1 Bb2–+) 11.a3-/+ Bc3 (11...Be7!?-/+) 12.Qc3+= Qc3 13.dc3 Rd6 14.e3 Rhd8 15.Be2 Ne5 16.Nd4 Bd7 17.0-0 c5 18.Nf3 Bc6 19.Ne5 fe5 20.Rfd1 f5 21.Kf1 a6 22.Rd6 Rd6 23.Rd1 Kc7 24.Rd6 Kd6 25.Bd3 Bd7 26.Ke2 b5 27.Kd2 a5 28.Kc2 a4 29.Be2 Be8 ½–½. pzn2pawn (1855) – goriupp, redhotpawn.com, 2016.

8.Nc3 Qa5 9.Qc2 Be6 10.e4 (better 10.e3!?=) 10...0-0-0-/+ 11.Nf3 Rhg8 12.Rg1 f5 13.Bd3? (13.h4 fe4 14.Ne4 Bf5–+) 13...fe4?? (better 13...Bc3 14.dc3 Rd3 15.Qd3 fe4–+) 14.Be4-/+ Rge8 15.Ne2 Bg4 16.Rd1 (16.Bc6 Rd2!! 17.Qd2 Bd2 18.Kf1 bc6–+) 16...Qa6 (16...f5 17.Bd3 Bf3 18.gf3–+) 17.a4? (better 17.Rh1–+) 17...Kb8 18.h3 f5 19.hg4 Re4 20.Qe4 fe4 21.Ng5 Rd2! 22.Rd2 (22.Rd2 Bd2 Double attack) 22...Qa4 23.Nf4 Nd4 (23...Nd4 24.f3 e3 25.Nd3 Qa1 26.Nc1 Qc1) 0–1. Bestia03g – Fortress162, computer chess game, 2000.

8.Nc3 Bc3 9.dc3 Qe5 10.Rc1 Be6 11.Nf3 Qa5 12.a4 Bd7 (12...Ne5 13.Qd4=) 13.Qb3+= 0-0-0 14.Rb1 (14.Qf7 Qf5+=) =. Diener,Rudolf – Otto,Zdenek, corr ICCF T–19–F, 1993.

8.Nf3 Be6 9.e3 0-0-0 10.Be2 Rhg8=+ 11.Kf1 Ne5 12.d4 Rg2! 13.Ne5 fe5 14.Bf3 Qc4 (14...Qc4 15.Be2 Qc6–+) 0–1. Borrmann,Fritz – Rohde,Friedhelm, corr SOK–94–102, 1994.

8.Nf3 Bf5 9.Nc3 Qc5 10.Qb3 =.

8.Nf3 Bf5 9.e3 0-0-0 10.Qb3 Qb3=+ 11.ab3 Rhg8 12.Nc3 a6 13.Rg1 Bd3 14.Bd3= Rd3 15.Rc1 f5 16.Ke2= Rgd8 17.Rgd1 h6 18.h3 f4 19.e4 R3d6 20.d3 Re8=+ 21.Na2 Ba3 22.Rc4 f5 23.Nd2 b5-/+ 24.Rc3 Bb2 25.Rc5 Kd7 26.Rb1 Ba3 27.Rc3 Nb4-/+ 28.Nc1 c6–+ 29.f3 Nd5 30.Rc2 Rg6 31.Ke1 Rg2 32.Ne2 Ne3 33.Ra2 Be7 34.Nf1 Bb4 35.Nd2 Reg8 36.e5 Rh2 37.d4 Rh1 38.Ng1 Rg2 39.e6 Kc8 (39...Kc8 40.Ra6 Rhg1#; 39...Ke8 40.Ra6 Rhg1#) 0–1. Bonetti,Shane – vhzulu (2210), ICC, 2002.

8.Nf3 Bf5 9.g3?? Nd4–+ 10.Bg2 (10.a3 Nc2 11.Qc2 Bc2 12.ab4 Qb3–+) 10...Nc2 11.Kf1 Na1 12.Qa4 Qc6 13.Qb4 (13.Qc6 bc6 14.Nd4 Bb1 15.Bc6 Ke7 16.Ba8 Ra8 17.Nc6 Kd6 18.Nb4–+) 13...Qc1 14.Ne1 Nc2 (14...Nc2 15.Qb5 Bd7–+) 0–1. vhilts (2505) – flyingtiger, net–chess.com, 2013.

7.e3 0-0 (--> 1.b4 e5 2.Bb2 Bb4 3.Be5 Nf6 4.c4 Nc6 5.Bb2 0-0 6.e3 d5 7.cd5 Nd5).

7.Bg7 Rg8 8.Bb2 Ne3 9.Qb3 Nf1 10.Kf1 Be6 11.Qe3 Qd5 12.Nf3 0-0-0 13.Nc3 Qh5 14.h4 Qg4 15.g3 Rde8 16.Qd3 Bc4 17.Qh7 Bc3 18.d3 Bb2 19.Rb1 Nd4 20.Rb2 Nf3 21.dc4 Nd4 22.Qf7 Ne2 23.Qd5 Ng3 24.fg3 Rgf8 25.Kg2 Re2 26.Re2 Qe2 27.Kh3 Qa2 28.Qe6 Kb8 29.Re1 Qb3 30.Qe8 Re8 31.Re8 Normal 1-0. azadi (1855) - Paphill0518 (1955), Rated Blitz game, lichess.org, 2015.

7.Bg7 Rg8 8.Bb2 Bf5 9.Nc3 Qf6? 10.Nd5+/– Qb2 11.Nc7 Kd8?? 12.Na8+– Nd4 13.e4 Be4 14.Qc1 Bd2 15.Qd2 Qa1 16.Qd1 Qc3 ½–½. Fuchs – Dowd, corr SOK–87–13, 1988.

7.Bg7 Rg8 8.Bc3 Qe7 9.Nf3 Nf4 10.d4 Ng2 11.Bg2 Rg2 12.Qd3 Bg4 13.Nbd2 0-0-0 14.e3? Bc3–+ 15.Qc3 Qf6 16.Ke2 Re8 17.Rac1 Re7 18.h3 Nd4 19.Kf1 Bf3 20.Qd4 Qd4 21.ed4 Bd5 22.Nc4?? Rg6 23.Rg1 Rc6 24.Rg8=+ Kd7 25.Ne5 Re5 26.Rc6 Kc6 27.de5 Be4 28.Rd8+/– Kb5? 29.Rd7+– Bd5 1–0. Fedin – Rojahn, Alta, 1999.

7.Bg7 Rg8 8.Bc3 Bf5 9.a3 Qe7 10.e3 0-0-0 11.ab4 Ne3 12.de3 Rd1 13.Kd1 Qe4 14.Ne2 Rd8 (15.Ke1 Nb4 16.Bb4 Qb4 17.Nbc3 Bd3=+). marekt – stellarchess, ChessWorld.net, 2004.

6.e3 (--> 1.b4 e5 2.Bb2 Bb4 3.Be5 Nf6 4.e3 Nc6 5.Bb2 d5 6.c4).

6.e3 0-0 7.cd5 Nd5 8.Nf3 Bg4 9.Be2 Re8 (--> 1.b4 e5 2.Bb2 Bb4 3.Be5 Nf6 4.c4 Nc6 5.Bb2 0-0 6.e3 d5 7.cd5 Nd5 8.Nf3 Re8 9.Be2 Bg4).

6.e3 0-0 7.Nf3 Bf5 (---> 1.b4 e5 2.Bb2 Bb4 3.Be5 Nf6 4.c4 0-0 5.e3 d5 6.Nf3 Nc6 7.Bb2 Bf5).

6.e3 0-0 7.Nf3 Bg4 8.cd5 Nd5 9.Be2 Re8 (--> 1.b4 e5 2.Bb2 Bb4 3.Be5 Nf6 4.c4 Nc6 5.Bb2 0-0 6.e3 d5 7.cd5 Nd5 8.Nf3 Re8 9.Be2 Bg4).

6.e3 0-0 7.Nf3 Bg4 8.Be2 (---> 1.b4 e5 2.Bb2 Bb4 3.Be5 Nf6 4.c4 0-0 5.e3 d5 6.Nf3 Nc6 7.Bb2 Bg4 8.Be2).

6.e3 0-0 7.Nf3 Bg4 8.h3 (---> 1.b4 e5 2.Bb2 Bb4 3.Be5 Nf6 4.c4 0-0 5.e3 d5 6.Nf3 Nc6 7.Bb2 Bg4 8.h3).

6.e3 Be6 7.cd5 Bd5 8.Nf3 0-0 (--> 1.b4 e5 2.Bb2 Bb4 3.Be5 Nf6 4.c4 0-0 5.e3 d5 6.Nf3 Nc6 7.Bb2 Be6 8.cd5 Bd5).

6.Qa4 0-0 7.a3 Bc5 8.e3 Bf5 9.d4 Bb6 10.d5 Ne5 11.Be5 de5 12.Nd2 c6 13.Qb3 cd5 14.cd5 e4 15.Bc4 Rc8 16.Ne2 Ba5 17.Nf4 Bd2 18.Kd2 a6 19.a4 Qa5 20.Ke2 Rfd8 21.Rhd1 Bg4 22.f3 ef3 23.gf3 Bf5 24.e4 Bg6 25.d6 Rd7 26.Ng6 hg6 27.Rg1 Kh7 28.e5 Nh5 29.Rg4 Qe5 30.Kf1 Qh2 31.Ra2 Qd6 32.Kg2 Nf4 33.Kf2 Qd4 34.Kg3 Nh5 35.Kg2 Qf6 36.Re2 Rcd8 37.Rge4 Nf4 38.Rf4 Qf4 39.Kf2 Rd2 40.Qe3 Re2 41.Ke2 Qh2 42.Qf2 1-0. alessandrocarvalhaes (1850) - elmura (1825), lichess.org, 2019.

6.Qb3 0-0 7.a3 Ba5 8.Nf3+=.

6.Qb3 b6 7.g3 Bb7 8.Bg2 (8.Qa4+=) 8...Bc5 (8...Nd4 9.Qe3 Kf8 10.Kf1 Bg2 11.Kg2+=) 9.e3?? (9.Qa4 Qd7+=) 9...Bb4?? (better is 9...Nd4! 10.Bb7 Nb3 11.ab3 Rb8 12.Bc6 Ke7–+) 10.Ne2 Ba5 (10...0-0 11.0-0 Ba5 12.Nbc3=) 11.0-0 (11.Qb5 d5 12.cd5 a6+/–) 11...0-0+= 12.d4 Rb8 13.Na3 a6 14.Nc2 Ne7 15.d5 Ng6 16.Ncd4 Ne5 17.e4 Nfd7 18.Nf5 Nc5 19.Qc2 f6 20.Nf4 c6 (20...Bc8 21.a3=) 21.Nd4 (21.Rfd1 cd5 22.Nd5 g6+=) 21...Qd7 22.Bh3 Qe8 23.Nfe6 Rf7 24.f4 Ned7? (better is 24...Ned3 25.Nf5 A) 25...Ne6?? A1) 26.Qd3?! Nc5 27.Qd4 Rd8= (worse is 27...Qe4 28.Nd6 Qd4 29.Bd4+/–; worse is 27...Ne4 28.Bg2+/–); A2) 26.de6 Rc7 27.Qd3+–; B) 25...Nb2 26.Nd6 Qd7 27.Nf7 (27.Qb2 Qd6 28.e5 fe5 29.fe5 Rf1 30.Rf1 Nd3 31.ed6 Nb2+–) 27...cd5 28.Nh6 gh6 B1) 29.Qb2?! Ne4 (29...Ne6 30.Qf6 Re8 31.cd5 Bd5 32.Rad1+–) 30.Rad1 b5+/–; B2) 29.Nc5 Qh3 30.Nb7 (30.Qb2?! bc5 31.cd5 Qd7=) 30...Nc4 31.Qd3+– (31.ed5?! Ne3 32.Qe2 Nf1 33.Na5 Ng3=; 31.Na5?! ba5 32.Rab1 Rb1 33.Rb1 Qe6+–); C) 25...Rd7 26.Neg7 Rg7 27.Bf6 Rc7 28.Nd6 Qg6+=) 25.dc6+– Bc6 26.Nc6 Ne6 27.Nb8 Nb8 28.Rad1 Rd7 (28...Bb4 29.Qd3+–) 29.e5 de5 30.Rd7 (30.fe5!? fe5 31.Be5 Nc6 32.Rd7 Qd7+–) 30...Nd7 31.fe5 fe5 (31...Ne5 32.Be5 fe5 33.Qe4+–) 32.Qf5 (32.Qe4 Ndc5 33.Qe5 Kh8+–) 32...Nef8 (32...Nec5 33.Bg2+–) 33.Bg2 (better is 33.Rd1 Bb4 34.Rd7 Bc5 35.Kf1 Nd7 36.Qd7 Qd7 37.Bd7+–) 33...Qg6?? (better is 33...Bb4+–) 34.Bd5 Kh8 (34...Ne6 35.Be6 Qe6 36.Qe6 Kh8 37.Qe8 Nf8 38.Rf8) 35.Qf8! Nf8 (35...Nf8 36.Rf8) 36.Rf8 1–0. Efimov,Andrey (2155) – Fedoruk,Nikolay, Gaeoeiaae Oogieg, 2009.

6.Qb3 Bc5 7.e3 a6 8.Nf3 Bg4 9.Be2 0-0 10.d4 Na5 11.Qc2 Bb4 12.Bc3 Bc3 13.Qc3 c5 14.d5 Ne4 15.Qc2 b5 16.cb5 Qf6 17.Na3 Qa1 0–1. mihai740609 – 044paja, internet, 2014.

6.Nc3 0-0 7.e3 Re8 8.Nf3 Bg4 9.h3 Bf5 10.Qb3 Ba5 11.d3 b6 12.g4 Bg6=+ 13.Nh4 Ne5 14.Ng6= Ng6 15.Bg2 Rb8 16.0-0-0 Ne7 17.Nb5 c6 18.Bf6 gf6 19.Nd4+/– Qc7 20.Nf5 Nf5 21.gf5 b5 22.Rhg1 Kf8 23.Qb2 bc4 24.Qf6 Qb6?? 25.Qd6+– Re7 26.Qh6 Ke8 27.Bc6 Kd8 28.dc4 Kc7 29.Qd6 (29.Qd6 Kc8 30.Rg8 Qd8 31.Rd8 Bd8 32.Qd8#) 1–0. Kleinke – Martens, Schwerin, 1978.

6.Nc3 Qe7 7.Nf3 Be6 8.e3 0-0 9.d4 d5 10.c5 b6 11.Bb5 Bd7 12.cb6 cb6 13.0-0 Rac8 14.Ne2 Ne4 15.Nf4 Qd6 16.Qb3 Be6 17.Rfc1 Na5 18.Qa4 g5 19.Nd3 Bc3 20.Ba3 Ba1 21.Bd6 Rc1 22.Nc1 Nd6 23.Bd3 Rc8 24.Qd1 g4 25.Ne5 Ndc4 26.Nc4 dc4 27.Bc2 c3 28.Nd3 Bb2 29.a4 Nc6 30.Nf4 Bd7 31.Qd3 Kf8 32.Qh7 Nb4 33.Ne2 Nc2 34.Qc2 a6 35.f3 gf3 36.gf3 b5 37.ab5 ab5 38.Qb3 b4 39.Qb4 Ke8 40.Kf2 Rd8 41.h4 Rc8 42.h5 Bf5 43.h6 Bd3 44.Qb7 Rd8 45.Qc6 Kf8 46.Qf6 Re8 47.Qg7 Ke7 48.h7 Time forfeit 1-0. Nimrod64 (2440) - B0N0B0 (2260), Rated Bullet game, lichess.org, 2016.

6.Nc3 Bf5 7.Nd5+= Ne5?? 8.Nf6 Qf6 9.f4?? Nd3!–+ 10.ed3 Qb2 11.Rb1? Qa3 12.Nf3 Bc5 13.Qe2? Kd7 14.g3?? Rhe8 15.Ne5 de5 16.fe5 Bd4 17.Bg2 Re5 18.Be4 Rae8 19.Kf1 Be4 20.de4 Re4 21.Qh5 Qd3 22.Kg2 g6 23.Qf5 0–1. saetta – mihaii, ICS, 1999.

6.e3 Ne4 7.a3 Ba5 8.Bg7 Rg8 9.Bb2 Be6 10.g3 Qd7 11.Qc2 d5 12.Bg2 f5 13.cd5 Bd5 14.Nf3 0-0-0 15.0-0 Rge8 16.d3 Nf6?? (better is 16...Nd6+/–) 17.Bf6+– 1–0. Van Esbroeck,Dirk – Goepfert,Christian, SN–2010-0-00295, 2010.

6.e3 Ne5?? 7.Nf3?? (better 7.Be5 Bd2 8.Qd2 de5 9.Qd8 Kd8 10.Nc3+-) 7...c6 (7...Ned7 8.Qa4 c5 9.a3=) 8.Ne5+= de5 9.Be5 0-0 10.Be2 Nd7 (10...Re8 11.Bc3 Bc3 12.Nc3+= (12.dc3?! Qe7=)) 11.Bb2 Nc5 12.0-0 Nd3 13.Qb3 Nb2 14.Qb2 Bc5 (14...Bd6 15.d4+=) 15.d4+/- Bb6 16.Nd2 Be6 17.Nf3 Bg4 (17...Rb8 18.Rad1+/-) 18.h3 (18.c5 Bc7 19.Qb7 Qd7+-) 18...Bh5 (18...Bf3 19.Bf3 (worse 19.gf3 Qh4+/-) 19...Rb8 20.c5+-) 19.Rfc1 (19.c5 Ba5 20.Qb7 Qc7 21.Qc7 Bc7+-) 19...a5 (19...Rb8 20.Rc3+/-) 20.a4 (20.c5!? Bc7 21.Qb7 Rc8+-) 20...Rb8 21.Rab1 Bc7 22.Qa3 b6 23.Qd3 (better 23.c5+/-) 23...Bg6= 24.e4 Re8 25.Qd1 (25.Nd2 Bf4=) 25...Be4 (25...Re4?! 26.Bd3 Re6 27.Bg6 Rg6 28.Qc2=) 26.Bd3 Qd6 (26...Bf3 27.Qf3 Qd6 28.g3 Qd4 29.Rd1=+) 27.Be4= Re4 28.Qd2 Rf4 (better 28...Rd8=) 29.Ne5?? (better 29.c5 bc5 30.Rb8 Bb8 31.Rc5 Rf3 32.gf3 Qh2 33.Kf1 Qh3 34.Ke2+/-) 29...Rd4-+ 30.Qf4 (30.Qd4 Qd4 31.Nc6 Bh2 32.Kh1-+) 30…Rf4 (30...Rf4 31.Re1 Qd4-+) 0-1. fishissushi (1890) - Agdar44 (1825), Rated Bullet game, lichess.org, 2020.

6.Nf3 a5 7.a3 Bc5 8.e3 d5 9.cd5 Qd5 10.Nc3 Qd8 11.Bb5 Bg4 12.0-0 0-0 13.Re1 Ne5 14.Be2 c6 15.d4 Nf3 16.Bf3 Bf3 17.Qf3 Be7 18.Ne4 Nd5 19.Rac1 f5 20.Ng3 Qd7 21.Ne2 Bd6 22.g3 Rf6 23.Qg2 Raf8 24.f4 Re6 25.Nc3 Ne3 26.Qf2 Ng4 27.Qf3 Rfe8 28.Rf1 Re3 29.Qd1 c5 30.d5 c4 31.h3 Bc5 32.Kh1 Rg3 33.Rf3 Rf3 34.Qf3 Nf2 35.Kg2 Qf7 36.Rf1 Qg6 37.Qg3 Qg3 38.Kg3 Ne4 39.Kh4 Nc3 40.Bc3 Re3 41.Rg1 h6 0-1. alessandrocarvalhaes (1975) - daydreamaudio (2080), Rated Bullet game, lichess.org, 2021.

6.Nf3 Qe7 7.Nc3 Be6 8.d3 0-0 9.g3 Rfe8 10.Bg2 Bg4 11.e3 Ne5 0–1. algernon (2320) – sgbrito (2345), net–chess.com, 2004.

6.Nf3 h6 7.e3 0-0 8.Be2 Bf5 9.0-0 Ba5 10.a3 Qd7 11.Bf6+= gf6 12.Nh4 Bh7 13.d4 Ne7 14.Bd3 Bd3 15.Qd3 Qg4 16.g3 Kh8 17.Nc3 Bc3 18.Qc3 Rg8 19.Ng2 Ng6 20.c5 Qd7 21.Rab1 b6 22.cd6 Qd6 23.Rfc1 Rac8 24.Qc6 Kg7 25.Qd6 cd6 26.Kf1 h5 27.Ke2 d5 28.Kd2 Rh8 29.h4 Rhd8 30.Ne1 (30.Ne1 f5 31.Nd3+/–) 1–0. Hoszowski,Piotr – Dobosz,R, corr 1. AMM Poland, 1990.

6.g3 Be6 7.Qb3 (better 7.a3 Ba5 8.Qa4-/+) 7...Qc8 (better 7...0-0 8.Bh3 Ng4-/+) 8.Bg2 (better 8.Bf6 gf6 9.Nf3=) 8...0-0?? (better 8...a5=+) 9.Bc6 (9.Bf6!? a5 10.Bc3 Re8+-) 9...bc6+/- 10.Qb4 Rb8 11.Qc3 Ne4?? (better 11...c5 12.Bc1 Re8+/-) 12.Qg7 1-0. Lance5500 (2620) - Konstantin_Zinkowski (1700), lichess.org, 2018.

7.Nc3 0-0 8.e3 Re8 9.Be2 d5 10.cd5 Nd5 11.Nd5 Qd5 12.Nf3 Bg4 (12...Rd8 13.0-0+=) 13.0-0= Re4 (13...Rad8 14.d4=) 14.g3 (14.h3 Bh5+=) 14...Rae8 (14...Rd8 15.Rb1+=) 15.Rc1 R4e5?? (15...R4e7 16.Re1=) 16.Rc5?? (better is 16.Ne5 Be2 17.Qe2 Ne5 18.Be5 Qe5 19.d4+–) 16...Qe4?? (better is 16...Qc5 17.d4 Qe7 18.Ne5 Bh3+=) 17.Ng5 Be2 18.Qe2 Nd4? 19.Bd4 Rg5 20.Rg5 f5 21.Rg7 Kf8 22.Qh5 Qd4 23.Qf7# 1–0. Lauko,Marian (1885) – Novak,Lukas, Tabor op, 2007.

7.Nc3 0-0 8.Nf3 Bg4 9.e3 Ne5 10.Be2 Bf3 11.Bf3?? Nd3–+ (11...Nd3 12.Ke2 Nb2–+) 0–1. Widziszewski – Wozniak, corr 1. AMM Poland, 1991.

7.e3 0-0 8.Qc2 Be6 9.Nf3 h6 10.Be2 Qe7 11.0-0 d5 12.c5 Ne4 13.d4 a6 14.Rd1 Rad8 15.h3 Qf6 16.Qb3 Qg6 17.Nh4 Qf6 18.Nf3 Rb8 19.Bc3 Nc3 20.Nc3= Bc3 21.Qc3 Rfe8 22.Rab1 Bf5 23.Rb2 Kf8 24.Bf1 Bh3=+ 25.gh3 Qf3 26.Rdb1 Qf5 27.Rb7+= Qb1 28.Rb1 Rb1 29.Qd3 Ra1 30.Qa6+/– Ne7 31.Qb7 Rc8 32.Qb2 Re1 33.Kg2 Rd8 34.Qb7 c6 35.Bd3 Rd1 36.Bb1 Rc1 37.a4+– Rc4 38.a5 Ra4 39.a6 Rc4? 40.a7 Ra4 41.Bd3 Ng6 42.Ba6 (42.Ba6 Nh4 43.Kh2+–) 1–0. Schirmer,Michael – Gradowski,Guenther, corr, 1985.

7.e3 Be6 8.Nf3 0-0 9.Be2 Re8 10.Qb3 Bb6 (10...Rb8 11.Qc2+=) 11.0-0 Na5 (11...d5 12.cd5 Nd5 13.Qc2=) 12.Qc2 Qd7 (better is 12...Bg4!?=) 13.Bf6+/– gf6 14.d4 Rac8 15.c5 (better is 15.Bd3+/–) 15...dc5 16.dc5 Nb3 17.cb6 Na1 18.Qc3 Nb3 19.Qf6 (19.ba7 Qe7=) 19...cb6 (19...Qd8 20.Qe5 ab6 21.Ng5-/+) 20.Rd1?? (better is 20.Qg5 Kh8 21.Bb5+=) 20...Qe7-/+ 21.Qb2 Rc7 22.Nbd2 Nc5 23.Bb5 Rec8 24.Nd4 a6–+ 25.Be2 b5 26.N2f3 Bg4 27.h3 Bf3 28.gf3 Qg5 29.Kh2 Qe5 30.f4 Qf6 31.Bf3 Ne6 32.Qb4 Nd4 33.Rd4 Rc2 34.Qe1 Qh4 35.Qg1 Kh8 36.Kg2?? Rg8 37.Bg4 h5 38.f5 hg4 39.hg4 Rg4 (39...Rg4 40.Rg4 Qg4 41.Kh2 Qf3–+) 0–1. Baer,Cy (1895) – Vetter,Udo (1760), CiF, 2007.

7.e3 Be6 8.Nf3 Qe7 9.Nd4 Nd4 10.Bd4 Bb6 11.Bb6 ab6 12.d4 d5 13.Nd2 c5 14.cd5= Bd5 15.Bb5 Nd7 16.0-0 0-0 17.Nc4 Bc6 18.Bc6 bc6 19.dc5 b5 20.Nb6 Nb6= 21.cb6 Rfb8 22.Qd4 Ra3 23.Rfd1 Ra1= 24.Ra1 c5 25.Qd5 h6? 26.Ra7?? Rd8?? 27.Re7 Rd5+= 28.Re8 Kh7=+ 29.Kf1 Rd7 30.Rb8 c4 31.b7 Kg6-/+ 32.Ke2 Rc7 33.Kd2 c3–+ 34.Kc2 b4 35.e4? Rd7 36.f4 Rd2 37.Kb3+= Rb2 38.Ka4+/– c2?? 39.Rc8+– b3 40.b8Q f6 41.Rc7 Rb1 42.Qe8 Kh7 43.Qf7 (43.Qf7 Ra1 44.Kb4 Ra4 45.Ka4 c1Q 46.Qg7#) 1–0. Wall,Bill – Vider,Bob, Dayton, OH, 1980.

7.e3 Qe7 8.Nf3 0-0 9.Be2 d5 10.0-0 dc4 11.Bc4 Bg4 12.d4 Rad8 13.Nbd2 Bd2=+ 14.Qd2 Bf3 15.gf3 Ne5 16.Be2 Ng6 17.Qc2 Nd5 18.Kh1 Qh4 19.Rab1 Rd6 20.Qf5 Ngf4 21.ef4+/– Rh6 22.h3 Nf4 23.Bc1?? Rh5 24.Qg4 Qg4 25.fg4 Rh3 26.Kg1 Ne2 27.Kg2 Nf4?? 28.Bf4+– Rd3 29.Rb7 Rd4 30.Kg3 Rd3 31.f3 (31.f3 f5 32.Ra7 fg4 33.Bc7 (33.Rc7?! Ra3 34.Bd6 Raf3 35.Rf3 Rf3 36.Kg4 Rf6+=; 33.Kg4?! Rd4=) 33...Rff3 34.Rf3 gf3 35.Bf4+–) 1–0. Bonetti,Shane – Baer,Werner, TT–09 ETC, 2003.

7.e3 0-0 8.d4 Bb6 9.Nf3 a6 10.Bd3 Re8 11.0-0 Bg4 12.Nbd2 Re7 13.Be2 Qe8 14.h3 Bh5 15.d5 Ne5 16.Ne5 Be2 17.Qe2 de5 18.e4 Rd8 19.Nb3 c6 20.c5 cd5 21.cb6 Ne4 22.Rae1 Qc6 23.Rc1 Qb6 24.Qd3 f5 25.Rc2 Rf7 26.Nd2 Nc5 27.Qc3 Na4 28.Qb3 Qb3 29.Nb3 d4 30.Bc1 d3 31.Rc4 b5 32.Rb4 Nc3 33.Bd2 Ne2 34.Kh2 e4 35.Be3 f4 36.Bb6 Rc8 37.Re4 Nc3 38.Rd4 Na4 39.Ba5 f3 40.Rd3 fg2 41.Kg2 1–0. mihai740609 – cimeks, internet, 2014.

7.e3 Ne4 8.Bg7+= Rg8 9.Bh6?? Rg6?? 10.Qh5?? Bg4 11.Bg5 Qg5 12.Qh7?? Kd7 13.Qf7 Ne7 14.d4 Bd4! 15.ed4 Qc1# 0–1. MDerby – Nautiluschess, ICS, 2000.

7.e3 0-0 8.a3 Ba5 9.Nf3 Ne5 10.Qb3 c6 (10...Nf3 11.gf3 b6 12.Rg1=+) 11.Ng5= (11.Qb7?? Rb8 (11...Nc4?! 12.Bc4 Bc4 13.Qc6=) 12.Qa7 Rb2–+) 11...Bf5 12.d4 (12.Qb7? Rb8 13.Qa7 Rb2–+) 12...Nfd7 13.h4 Ng6 14.0-0-0 Nh4 15.Nge4 Bc3 16.Nc3 Qe7 17.Rd2 b5 18.Qd1 a5 19.cb5+/– Rfc8 20.bc6 Rc6 21.Bb5 Rc7 22.Qh5+/– g5 23.Rh4+– Bg6 24.Qf3 Rb8 25.Kd1 gh4 26.Nd5 Qg5 27.Bd7 Rd7 28.Nf6 Kg7 29.Nd7 Rb2 30.Rb2 Bh5 31.Qh5 Qh5 32.Ke1 Qg4 33.f3 Qd7 34.e4 Qa4 35.Rd2 0–1. bambinik – gradtest, internet, 2002.

7.e3 0-0 8.Nf3 Bf5 9.Be2 Re8 10.0-0 h6 11.d4 d5 12.Qb3 Be6 13.cd5 Nd5 14.Qc2 Nc3 15.Bc3 Bc3 16.Qc3 Bd5 17.h4 a6 18.Rab1 Rb8 19.Rb2 Ne7 20.Nd2 Bc6 21.h5 Nd5 22.Qc2 Qg5 23.Nf3+= Qf6 24.Ne5+/– Re5 25.de5 Qg5 26.Bf3?? Qe5 27.Qd2 Ne7 28.Bc6 Nc6 29.Rc2 Rd8 30.Qc3 Qc3 31.Rc3+/– Rd5 32.Rb1+– Na5 33.Rc7 1–0. Czeitschner,Roland (1765) – Mahrla,Hans (1625), Bad Woerishofen Seniors op, 2005.

7.a3 Ba5 8.Nf3 Be6 9.Nc3 Re8 10.Be2 a6 11.0-0 d5 12.cd5 Nd5 13.Qc2 Rb8 14.Rfc1 h6 15.Nd5 Bd5 16.Bc3 Bc3 17.Qc3 Rc8 18.d4 Ne7 (18...Qf6 19.Rab1=) 19.Ne5+= c5 20.dc5 b6 (20...Qc7!?+=) 21.Qd4+– bc5 22.Rc5 Rc5 23.Qc5 Qb8 24.Nf3 Qb2 25.Re1 Bb7 26.Nd4 Nd5 27.Ba6 Ba6 28.Qd5 Qa3 29.Rd1 g6 30.h3 Qe7 31.Nc6 Qf6 32.Qd6 Re6 33.Qd8 Kg7 34.Nd4 Rb6 (34...Qd8?? 35.Ne6 fe6 36.Rd8+–) 35.Qf6 (35.Qc7 Rb2 36.f3 Kg8+–) 35...Kf6+= 36.Rc1 Ke5 37.f3 Bb7 38.Rc5 Kd6 39.Rb5 Rb5 40.Nb5 Ke5 41.Kf2 f5 42.g3 Kd5 43.Nc3 Kc5 44.Ne2 Kd6 45.g4 Ke5 46.f4 Kf6 47.Ng3 Ke6 48.e4 Be4 49.Ne4 fe4 50.Ke3 Kd5 51.h4 g5 52.fg5 hg5 53.h5 Ke5 54.Ke2 Ke6 55.Kd2 Kf6 56.Kc3 Ke5 57.Kc2 Ke6 58.Kb3 Ke5?? (better 58...Kf6+=) 59.Kc3+– e3 60.Kd3 Kf4 61.Ke2 Ke5 62.Ke3 Ke6 63.Ke4 Kf6 64.Kd5 Kf7 65.Ke5 Kg7 66.Kf5 Kh6 1–0. uvse8 (1910) – ireks (1895), gameknot.com, 2008.

7.a3 Ba5 8.h3 Ne4 9.Bd3 Bf5 10.Qf3 Bg6 11.Be4 f5 12.Bc6 bc6 13.Qc6 f4 14.Qd5 Kh8 15.Qa5 fe3 16.de3 Qh4 17.Qd2 Rae8 18.g3 Qc4 19.Ne2 Be4 20.0-0 Qe6 21.Kh2 Bf3 22.Nf4 Qh6 23.Qd4 Bg4 24.h4 Rf7 25.Nd2 Bd7 26.Nf3 Bc6 27.Ng5 Rfe7 0–1. lican – jagnann, internet, 2014.

7.Be2 d5 8.Nf3 Be6 9.a3 (9.cd5 Qd5 (9...Nd5 10.0-0 Qd7 11.Nc3 Rad8 12.Qc2 f6 13.Rab1 Rfe8) 10.a3 Ba5 11.Bf6 gf6 12.0-0 Rad8 13.Nc3 Bc3) 9...Be7 (9...Bd6 10.cd5 Nd5 11.0-0=+ (11.Qc2 f6 12.0-0 Qe8 13.Nc3 Qh5) 11...Qe7 12.Qc2 f6 13.d4 Qf7; 9...Bc5 10.cd5 Nd5 11.0-0 Qe7 12.Qc2 Rad8 13.d4 Bd6) 10.cd5 Nd5 (10...Qd5 11.Nc3 Qd6 (11...Qa5 12.0-0 h6 13.Qc2 a6) 12.0-0= Rfd8 13.Nb5 Qd7) 11.0-0= (11.Qc2 f5 12.Nc3 Qe8 13.0-0 Qg6) 11...Nb6 (11...a6 12.d4 (12.Qc2 Qd6 13.Nc3 f5) 12...Re8 (12...f5 13.Nc3 Qd6) 13.Nbd2= (13.Qc2 Bf6) 13...Bd6; 11...Bf5 12.Qa4 Qd6 13.Nc3 Nb6) 12.Nc3 (12.Qc2 a6= (12...Qd5 13.Nc3 Qb3) 13.d4 Qd7) 12...Nc4 13.Bc1 (13.Qc2 Nb2) 13...N6a5 (13...Qd6 14.d4 Rad8 15.d5+–; 13...Bf6=) 14.Nd4 Bd7 15.d3 Nb6 16.Nb3 (16.Qc2 c5 17.Nf3 Be6=) 16...Nb3 17.Qb3 Be6 (17...Re8 18.Bb2=) 18.Qc2 c5 (18...Qd7 19.d4=) 19.a4 (19.Bb2 Rc8=) 19...Nd5 20.Nd5 Bd5 21.Bb2 Rc8 22.a5 Rc6 (22...Re8 23.Bg4 Rc6 24.e4=) 23.e4 Be6 24.Bc3 Bf6 25.Qb2 (25.e5 Be7=) 25...Bc3=+ 26.Qc3 Qd6 (26...b5 27.ab6 ab6 28.f4=) 27.Rfb1 (27.f4 Rd8=) 27...Rc7 28.Rb2 Rd8 29.Re1 Bc8 (29...Rdd7 30.Reb1=) 30.Qa3 (30.Rc1 b6=) 30...h6 (30...Qd4 31.Rc1=) 31.Rc1 (31.Reb1 Re8=) 31...Be6 (31...b6 32.Qc3=) 32.Rbc2 (32.Qc3 Qe7=) 32...b6 (32...b5 33.a6=+ (worse 33.Rc5 Bc4-/+)) 33.ab6 ab6 34.Qa4 (34.Qb2 Rcd7=+) 34...Bd7 35.Qa3 Rcc8 36.h3 (36.Qc3 Ba4 37.Ra2 Qd4=+) 36...Ra8 37.Qb2 Ra4 (37...Ra5 38.Rb1 Rb5 39.Qc1=+) 38.Rc3 (38.Rc4 Rda8 39.Ra4 Ra4=+) 38...Rda8 (38...Qg6 39.Kh2-/+) 39.Bf1 (39.R3c2 Qg6 40.Kh2 R8a5=+) 39...Ra2 40.Qb3 Rd2 (40...Be6 41.Qb1-/+) 41.R3c2 (41.e5 Qg6-/+ (worse 41...Qe5 42.Qb6 Be6 43.Rc5+=)) 41...Ba4 42.Qa2 Bc2 (worse 42...Rc2 43.Rc2 Ra5 44.Rb2=+) 43.Qa8 Kh7 44.Qc8 (44.Qa7 Qf6 45.f3 Bd3 46.Bd3 Rd3–+) 44...Qf4 45.f3 Bd3 (45...Qe3 46.Kh1 Qg5 47.d4–+) 46.Bd3 Rd3 47.Rb1 Rd6 (47...Rd2 48.Kh1–+) 48.Kh1 (48.Qa6 Rd2–+) 48...Qe5 (48...Rd2 49.Qa6–+) 49.Qb7 (better 49.Qa6-/+) 49...Qf4 50.Qc8 h5 (50...Rd2 51.Qc6–+) 51.Qe8 (51.Qb7 h4-/+) 51...Rg6 (51...Qf6 52.Qc8-/+) 52.Qb5 (52.Rd1 Qg5 53.Rg1 f5-/+) 52...h4 53.Qf1 Rd6 54.Qe1 (54.Kg1 Qf6-/+) 54...Re6 (54...Qg5 55.e5 Rg6 56.Qe2-/+) 55.Qf1 Qg3 (55...Rc6 56.Rb5-/+) 56.Qc4 Qf4 57.Qd5 (57.Qf1 Qf6 58.Qc4-/+) 57...Rg6 (57...Rd6 58.Qb3-/+) 58.Rg1 (better 58.Rd1-/+) 58...Qg3 (better 58...Rd6!? 59.Qb3 Qf6-/+) 59.Qf7= Qg5 (59...Qe5 60.Qc4=) 60.Qc4 (60.Qc7 Qe3=) 60...Rd6 61.Qb5 (61.Qb3 Qe5=) 61...Rg6 (61...Qf6 62.Qe2 Qf4 63.Rb1=) 62.Qc4 Qf4 63.Qb5 Qd2 (63...Qe3 64.Rf1=) 64.Qc4 Qd4 65.Qf7 Qf6 (65...Qe5 66.Qc4=) 66.Qa7 (66.Qb3 Qe5=) 66…c4 0–1. Frosinos,I (1640) – Bomans,A (2265), 11th Gazi Open, 2015.

7.Be2 Ne4 8.Nf3 Bf5 9.0-0 Ng5 10.d4 d5 (10...Qf6 11.a3 Ba5 12.Nc3=) 11.c5 Be4 12.Nbd2 f5 13.Ne4 fe4 14.Ng5 Qg5 15.a3 Ba5 16.Qb3 b6 17.cb6 cb6 18.Bc3 Bc3 19.Qc3 Rac8 20.Qb3 Ne7 21.Ba6 Rc7 22.Rac1 Rd7 23.Bb5 Rd6 24.Rc7 Rg6 25.g3 Nf5? (better is 25...a5=) 26.Qd5+– Kh8 27.Bc6 Qf6 (27...Qf6 28.Qb5 Nd6+–). muppetxxx – ciapa1, internet, 2014.

7.Be2 Bf5 8.Nf3 h6 9.0-0 d5 (9...Qe7 10.Nc3=) 10.cd5= Qd5 (10...Nd5 11.Nc3=) 11.Bf6+= gf6 12.a3 Bd6 (12...Ba5 13.Nc3 Bc3 14.dc3+=) 13.Nc3+= Qe6 (13...Qa5!?+=) 14.d4+– a6?? (better 14...Rad8+–) 15.d5+– (15.d5 Qd7 16.dc6 bc6 17.Qa4+–) 1–0. Janek – Frederico, internet, 2018.

7.Nf3 Bg4 (--> 1.b4 e5 2.Bb2 Bb4 3.Be5 Nf6 4.c4 0-0 5.e3 d6 6.Bb2 Nc6 7.Nf3 Bg4).

7.Nf3 Bf5 8.Be2 h6 (8...0-0 9.a3 Ba5 10.0-0=) 9.0-0 0-0 10.Nc3 Qd7 (10...d5 11.d4=) 11.Nd5+= Bc5?? (better 11...Nd5 12.cd5 Ne7+=) 12.Bf6+- gf6 (12...Rfe8+-) 13.Nf6 (13.Nf6 Kg7 14.Nd7 Bd7 15.d4+-) 1-0. zomboeb (1675) - tkdboy (1690), lichess.org, 2020.

7.Nf3 Bg4 8.Be2 Qd7 9.h3 Bf3 10.Bf3 Qe6 11.Qc2 Ba5 12.0-0 Nb4 13.Qc3 0-0-0 14.a3 Nc6 15.Qb3 Ne4 16.Be4 Qe4 17.d3 Qg6 18.Bc3 Bc3 19.Nc3 Qd3 20.Rab1 b6 21.Rfd1 Qf5 22.Nd5 Kd7 23.a4 Na5 24.Qc3 g5 25.Nf6 Kc8 26.Nd5 Rhe8 27.Nf6 Re6 28.Ng4 h5 29.Rd5 Qb1 30.Kh2 hg4 31.Rg5 gh3 32.gh3 Rg6 33.h4 Rg5 34.hg5 Qh7 Normal 0-1. AleksandarTot (2055) - Duke01 (2055), Rated Classical game, lichess.org, 2016.

7.a3 Ba5 8.Nc3 Ba6 9.Nf3 Bc3 10.Bc3 0-0 11.Be2 d5 12.cd5 Be2 13.Qe2 Qd5 (13...Qd5 14.Bf6 gf6+/–). Patel,Reshma (1700) – Weber,Roger, FICGS, 2006.

7.Nf3 Bf5 8.Bd3?? Bg4 9.Be2 Qe7 10.0-0 0-0-0 11.d4 Kb8 12.a3 Ba5 13.d5 Ne5?? 14.Ne5+– de5 15.Bg4 h5 16.Be2 g5 17.Bc3 Bc3 18.Nc3 Nd7 19.Bh5 Rh6 20.Bg4 Rdh8 21.Bd7 Qd7 22.f3 f5? 23.Qa4 c6? 24.dc6 Qd2 25.Qa6 Qe3 26.Rf2 Rc6 27.Nd5 Qd4 28.Rb1 Rh2 29.Qb5?? Qh4+= 30.Kf1 Rh1 31.Ke2+/– Rb1 32.Qb1 Qc4 33.Qd3 Qa2 34.Ke3?? f4–+ 35.Ke4 Qf2 36.Ne7 Qe1 37.Kf5 Rc5 38.Qd8 Kb7 39.Qd7 Ka6 40.Nc6 e4 41.Kf6 Qc3 42.Kf7 Rc6 43.Qd5 e3 (43...e3 44.Qc6 Qc6–+; 43...Qf6 44.Ke8 Rc8 45.Kd7 Rd8 46.Kc7 Qe7 47.Kc6 Qb7#) 0–1. Dopper,Johan – Hoogstrate,Johan, corr, 1993.

7.Nf3=+ a5 8.Nc3= Be6 9.Qb1 h6?? 10.d4+– Bb4 11.d5 Bg4 12.dc6 bc6 13.Bd3 0-0 14.0-0 Bf3 15.gf3 Qd7 16.Bf5 Qe7 17.Ne4 Ne4 18.Qe4 Qg5 19.Kh1 d5 20.cd5 cd5 21.Qd3 Bd6 22.Rg1 Qh5 23.Bh7 (23.Bh7 Kh8 24.Bg7#) 1–0. pierre – imadov1985, internet, 2009.

7.h3 a6 8.Nc3 d5 9.Rc1 d4 10.Na4 Ba7 11.Nf3 de3 12.Ba3 ef2 13.Ke2 Qe7 14.Be7 Ne7 15.Qb3 0-0 16.c5 Be6 17.Qb7 Rfb8 18.Qc7 Nfd5 19.Qg3 Bd7 20.Nb6 Nb6 21.cb6 Bb6 22.d4 Nf5 23.Qe5 Re8 24.Qe8 Re8 25.Kf2 Nd4 26.Nd4 Bd4 27.Kg3 Be5 28.Kf2 Bd4 29.Kf3 Re3 30.Kf4 g5 31.Kg5 Re7 32.Ba6 Be3 33.Kh4 Bc1 34.Rc1 Re4 35.Kg3 Re3 36.Kh2 Re2 37.a4 Ra2 38.Bb5 Bb5 39.ab5 Rb2 40.Rc5 Kg7 41.Kg3 Kf6 42.Kf3 Ke6 43.Ke3 Kd6 44.Kd4 f6 45.g4 h6 46.Rc6 Kd7 47.Kc5 Rc2 48.Kb6 Rb2 49.Rc7 Kd6 50.Rc6 Kd5 51.Rf6 Kc4 52.Rh6 Rb5 53.Kc7 Rc5 54.Kd6 Rd5 55.Kc6 Rc5 56.Kb6 Rb5 57.Ka6 Kb4 58.Ka7 Ra5 59.Ra6 1-0. zomboeb (1615) - pr_6397, lichess.org, 2020.

7.a3 Ba5 8.Nf3 Qe7 9.Be2 0-0 10.0-0 Nd8 11.d4 Bg4 12.Nfd2 Be2 13.Qe2 Bd2 14.Nd2 Ne6 15.Qf3 Ng5 16.Qd1 (< 16.Qb7 Rab8 17.Qa7 Rb2-/+) 16...Rfe8 17.Bc3 Nge4 18.Ne4 Ne4 19.Bb4 a5 20.Bd2 f5 21.Rb1 b6 22.Re1 Qh4 23.f3? (better is 23.Re2=) 23...Qf2–+ 24.Kh1 Qd2 25.Qd2? (better is 25.fe4 Qd1 26.Rbd1 Re4 27.Kg1–+) 25...Nd2 26.Rbc1 Nb3 27.Rb1 a4 28.Kg1 Re7 29.Kf2 Rae8 30.g3 Kf7 31.h3 g5 32.f4 h6 33.Rb2 Nd4 (34.Rd1 Nb3–+) 0–1. hal1958 – carrillero, HCL–E647 playchess.de, 2003.

7.Nf3 0-0 8.Be2 Re8 (8...d5 9.0-0=) 9.0-0 b6 10.d4 d5 11.cd5 Ne7 12.Ne5 Ned5 13.Nd7 Qd7 14.a3 Bd6 15.Bc4 c6 16.Nc3 Nc3 17.Bc3 Ng4 18.h3 Bh2?? (better 18...Nf6=) 19.Kh1+- Nf2 (19...Ne5 20.de5 Qd1 21.Rfd1 Be5 22.Be5 Re5+-) 20.Rf2 Bg3 (20...Bd6 21.Rf7 Qf7 22.Qb3+-) 21.Rf3 (better 21.Rf7 Qf7 22.Bf7 Kf7 23.Qf3 Kg8 24.Qg3 Re7+-) 21...Bh4 (21...Bd6 22.Rf7 Qf7+-) 22.Qf1 (better 22.Rf7!? Qf7 23.Bf7 Kf7 24.Qh5 Kg8 25.Qh4 Re3+-) 22...Kh8 (22...Bf6+-) 23.Bf7 (better 23.Rf7!? Qd6 24.d5 Rg8 25.dc6 Bg5+-) 23...Rf8 24.Be6! Rf3 (24...Qe6 25.Rf8 Discovered attack (25.Rf8 Decoy)) 25.Bd7 (25.Qf3?! Qe6 26.e4 Be7=; worse 25.gf3 Qe6 26.e4 Qb3=+) 25...Rf1 26.Rf1 Rd8 (26...c5+-) 27.Rf8 (better 27.Rf7 Bg5 28.d5 cd5 29.Rg7 Be3 30.Bf6 Rd7 31.Rg3 Rg7 32.Bg7 Kg8 33.Bd4 Kf7 34.Re3+-) 27...Rf8-/+ 28.Kh2 1-0. hurvajsmanka (1670) – Kedrissos, Rated Bullet tournament, lichess.org, 2013.

7.a3 Ba5 8.Qc2 0-0 9.Nf3 d5 10.cd5 (10.Ng5 d4=) 10...Nd5 (10...Bd5 11.Bb5=+) 11.Nc3 Nc3 12.dc3 Qf6 13.Be2 (13.Bd3 Qh6=) 13...Bf5 14.e4? (better 14.Qb3=) 14...Be4!-+ 15.Qe4 (15.Qc1 Bf3 16.Bf3 Nd4-+) 15...Bc3 16.Bc3? (16.Kf1 Bb2 17.Rb1-+) 16...Qc3 17.Nd2 Qa1 18.Bd1 (18.Qb1 Qa3 19.0-0-+) 18...Rfe8 19.Qe8 (19.0-0 Re4 20.Ne4 Qa3 21.Ng3-+) 19…Re8 (19...Re8 20.Ne4 Qc3 21.Kf1 Qd3 22.Be2 Qb1 23.Bd1 Qd1) 0-1. floorl9 (1905) - alireza015 (2300), International Blitz, 2020.

7.a3 Ba5 8.Nf3 0-0 9.Be2 a6 10.0-0= d5 11.cd5 Bd5 12.Nc3 Be6 (12...Bc3 13.dc3 b5 14.c4 Bc4 15.Bc4 Qd1 16.Rad1 bc4 17.Bf6 gf6 18.Rd5+=) 13.d4 (13.Qc2 Qe7+=) 13...Nd5 (13...Bc3 14.Bc3 Ne4 15.Qc2+=) 14.Nd5 Bd5 15.Qc2 Re8 (15...Qe7 16.Bd3 Bf3 17.gf3+= (17.Bh7 Kh8 18.gf3 Qg5 19.Kh1 Qh5+=)) 16.Bc3 (16.Bd3!? Bf3 17.gf3+– (17.Bh7?! Kf8 18.gf3 g6=)) 16...Be4 17.Qb2 Bc3 18.Qc3 h6 ½–½. rayfranke – petre, net–chess.com (1), 2019.

7.a3 Ba5 8.Nf3 a6 9.Bd3 0-0 10.Ng5 h6 11.Ne6= fe6 12.0-0 Ne5 13.Be2 c5 14.f4+= Nc6 15.Bf3 d5 16.cd5 ed5 17.Qc2 d4 18.Qc5 Bb6 19.Qc4 Kh8 20.e4 d3 21.Kh1+/– Rc8 22.Nc3 Ne5 23.Qb3 Neg4? 24.g3 h5 25.e5 Nf2 26.Kg2 N6e4 27.Ne4 Ne4 28.Be4 Rc2 29.Bc3 Ba5 30.Rac1 Rc1 31.Rc1 b5 32.Ba5 Qa5 33.Qf7! Qa3 34.Qh5 (34.Qh5 Kg8 35.Bd5 Rf7 36.Rc8 Qf8 37.Bf7#) 1–0. Waibel,Ulrich (1830) – Luebbe,Hermann (1870), remoteschach.de, 2004.

7.a3 Bc5 =+.

7.Qb3 Rb8 8.Nf3 b5 (8...0-0 9.a3 Ba5 10.Ng5=+) 9.Qc2= bc4 10.Bc4 d5 (10...Bc5 11.Be6 fe6 12.a3=) 11.Bb3 Bd7 12.0-0 Bd6 (12...0-0 13.Ne5 Ne7 14.Nd7 Nd7 15.Rc1=) 13.a3 (13.Bf6 Qf6 14.d4 Nb4=) 13...h6 (13...0-0 14.Nc3 Be6 15.Ba4=) 14.Nc3 (14.Bf6 Qf6 15.Nc3 Qf5 16.Qf5 Bf5 17.Bd5 Ne7+=) 14...Ne7 15.Ne2 c5 16.Qc3?? (better is 16.Bf6 gf6 17.d4+=) 16...Qb6–+ 17.Rfb1 Qb3 18.Qc1 (18.Qb3 Rb3 19.Bf6 Rb1 20.Rb1 gf6–+) 18...Qd3 19.Ng3 0-0 20.Be5 Rb1 21.Rb1 Qa6 22.Bf6 gf6 23.Nh5 Be5 24.Qc5 Ng6 25.h3 Be6 26.Ne5 fe5 27.f4 Qe2 28.Nf6 Kg7 29.fe5 Nh4?? 30.Nh5 Qh5–+ 31.Qd4 Kh7 32.Rb4 Nf5 33.Qd3 Qd1 34.Kh2 Rg8 35.g4 Kh8 36.Rb1 Qf3 37.Rg1 Qe4 38.Qf1?? Ne7 39.Qf6 Kh7 40.Qe7 Qe5 41.Kh1? d4 42.Rg2 de3 43.de3 Qe3 44.Kh2 Qf4 45.Kg1 Rg7 46.Qa7 h5 47.Rf2 Qg3 48.Rg2 Qh3 49.g5 Bd5 (50.Qf2 Rg5 51.Qc2 Rf5–+) 0–1. Koss,D (1755) – Turkovic,R (1605), SSM96 (Runde2), 1996.

7.Nc3 0-0 8.Qb3 d5 9.Nf3=+.

7.Nc3 Bc3 8.Bc3= d5 9.cd5 Bd5 10.Nf3 0-0 11.Be2 Ne4 12.Bb2 h6 13.d3 Ng5 14.e4 Nf3 15.Bf3 Be6 16.0-0 Nd4 17.Qa4?? (better 17.Re1=) 17...Nf3-+ 18.gf3 Qg5 (better 18...Bh3 19.Qb5 c6-+) 19.Kh1=+ Qf4 20.Qd1 f5 21.Rg1 g5 22.Rg3 h5?? Black intends g4 (22...Rad8 23.Qc2 Rf7 24.Kg2=+) 23.Qg1 (better 23.Bc1 Qd6 24.Bg5+/-) 23...g4= 24.fg4 fg4 25.f3 Kh7 (25...h4 26.Rg2 Rad8 27.Qc5 (27.fg4? Rd3 28.Re1 Qf3-+) 27...Rd3 28.Rag1=) 26.Rf1 (26.Qc5 Qf7+=) 26...h4 (26...b6 27.Ba3 Rf7 28.Bc1=) 27.Bc1 Qf7?? (27...Qf6 28.Rg4 Bg4 29.Qg4+/-) 28.Rg2 (better 28.Rg4 Bg4 29.Qg4+-) 28...gf3 29.Rg5 Rg8 30.Rg8?? (better 30.Qe3 Bg4 31.h3 Rg5 32.Qg5+-) 30...Rg8= 31.Qe3 (31.Qf2!? Qh5 32.Qf3 (32.Qa7 c5 33.Qb7 Rg7-+) 32...Qf3 33.Rf3 Ba2 34.Rf4=+) 31...Qg6-/+ 32.Qf3 Bh3?? (better 32...h3 33.Re1 Rf8-/+) 33.Qh3+- Rg7 34.Bb2 Rf7 (34...Qg4 35.Qg4 Rg4 36.Rf7 Kg8 37.Rc7+-) 35.Rf7 (35.Qh4 Qh6 36.Rf7 Kg6 37.Rf6 Kh7 38.Qh6 Kg8 39.Rf8) 35...Qf7+- 36.Qh4 Kg8 (36...Kg6 37.Qg3 Kh7 38.Kg2+-) 37.Qg3 (37.Qh8) 37...Kf8+- 38.Kg2 (38.Bd4!? b6+-) 38...Qa2 39.Qf3 Ke7 40.Qf6 Kd7 41.Kf3 Qb2 (41...Qe6 42.Qg7 Qe7+-) 42.Qb2 1-0. b4_Bb2 (1865) - NikAn737 (1880), lichess.org, 2020.

7.Nf3 0-0 (--> 1.b4 e5 2.Bb2 Bb4 3.Be5 Nf6 4.c4 0-0 5.e3 d6 6.Bb2 Nc6 7.Nf3 Be6).

7.Nf3 d5 8.cd5 Qd5 9.Be2 Bf5 10.a3 Ba5 11.0-0 (11.Bf6 gf6 12.Nc3 Qd7 13.Qb3 0-0-0 14.d4 Be6 15.Qc2 Bf5 16.Qb2+=; 11.Qa4 0-0-0 12.Nc3 Bc3 13.Bc3 Bd3 14.Bf6 gf6 15.Bd3 Qd3 16.Rc1=; 11.Nc3 Qe6 12.Qa4 0-0 13.Bb5 Bc3 14.Bc3 Be4 15.Ng5 Qf5 16.Ne4+=) 11...Bd3 (11...Qd6 12.Qa4= Bd7 13.Qh4 Rd8 14.Bf6 Qf6 15.Qf6 gf6 16.Nc3+=) 12.Bd3+= Qd3 13.Qa4 0-0-0 (13...Nd7 14.Bg7 Rg8 15.Bc3 Nc5 16.Qf4+/–) 14.Rc1 (14.Bf6 gf6 15.Rc1 Rd5 16.Nc3+/–) 14...Rd6 (14...Qf5 15.Nd4 Nd4 16.Bd4+=) 15.Nc3 (15.Bf6 gf6 16.Nc3+/–) 15...a6 16.Qc2 (16.Rab1 Re8+=; 16.Qb3+=) 16...Rhd8 17.Qd3 (17.Qb3!?=) 17...Rd3+= 18.Rc2 Ne7 (18...Bc3 19.Bc3 Ne4 20.Ne1=) 19.Kf1 Bc3 20.Rc3 (20.Bc3 Ne4+=) 20...Rc3 (20...Rd2 21.Nd2 Rd2 22.Bc1 Rd1 23.Ke2=) 21.Bc3 Nf5 (21...Ne4!?=) 22.Bf6+/– gf6 23.d4 b6 24.Ke2 Kb7 25.Nd2 Nd6 26.Rc1 c6 27.h4 Nf5 28.g3 Rd6 29.g4 Ng7 30.f4 White prepares the advance g5 30...f5 31.g5 Ne6 32.Nc4 Rd5 33.Ne5 Nd8 34.h5 c5 35.dc5 bc5 36.Rc3 Kc7 37.Rb3 Rd6 38.Nc4 Rc6 (better is 38...Re6+/–) 39.Ne5 (better is 39.Rd3!?+–) 39...Rd6+/– 40.Rc3 Rd5 41.h6 Kd6 42.Rb3 Kc7 43.a4 Rd6 44.Nc4 Rc6 (44...Rg6 45.Rd3 f6 46.Rd6+–) 45.a5 (45.Rd3!? Re6 46.Rd5+–) 45...f6+/– 46.Rb6 (better is 46.Rd3 fg5 47.fg5+–) 46...fg5+= 47.fg5 Nf7 48.g6 hg6 (48...Rg6!? 49.Rg6 hg6=) 49.h7+= Nh8 50.Kf3 g5 51.e4 g4 52.Kf4 fe4 53.Kg4 e3 54.Ne3 Rb6 55.Nd5 (worse is 55.ab6 Kb6 56.Kf5 Kc6+–) 55...Kc6 56.ab6 a5 57.Kf5 a4 58.Nc3 a3 59.Kf6 (59.Kf6 Kb6 60.Kg7+–) 1–0. Kamaletdinov,Farit (1970) – Mesnyankin,Nikita, Astrakhan Championship Men, 2011.

7.Nf3 d5 8.cd5 Qd5 9.Be2 Bf5 10.a3 Bd6 11.Qa4 (11.Bf6 gf6 12.Nc3 Qa5 13.Bb5 Bd7 14.Qb3 0-0-0 15.Qf7 Ne5 16.Ne5+=; 11.0-0 Be7 12.Nc3 Qd7 13.Bb5 Bg4 14.h3 Bh5 15.g4 Bg6 16.Ne5+=; 11.Nc3 Qa5 12.Qb3 Rb8 13.Nb5 Be7 14.Nbd4 Nd4 15.Nd4 Bd7 16.Bc3=) 11...Be7 12.Nc3 Qc5 13.Nb5 Kd8 14.Qf4 Rc8 15.Rc1 Qd5 16.Ne5+/–.

7.Nf3 d5 8.cd5 Qd5 9.Be2 Bf5 10.a3 Be7 11.Nc3 (11.0-0 0-0 12.d3 Qd7 13.Nc3 Rfd8 14.Qb3 Na5 15.Qb5 Qb5 16.Nb5=; 11.Qa4 0-0 12.Nc3 Qd6 13.d4 a6 14.0-0 Rfe8 15.Rac1 b5 16.Qd1=; 11.d3 0-0 12.0-0 Qd7 13.Nc3 Rfd8 14.Qb3 Na5 15.Qb5 Qb5 16.Nb5=) 11...Qc5 12.Rc1 Qa5 13.Qb3 Rb8 14.Qb5 a6 15.Qa5 Na5 16.Na4+=.

7.Nf3 d5 8.cd5 Qd5 9.Be2 Bf5 10.Bf6 gf6 11.a3 (11.Qa4 Rd8 12.a3 Ba5 13.Nc3 Bc3 14.dc3 Rg8 15.c4 Qe4 16.Rg1=; 11.Nc3 Qa5 12.Qb3 Rg8 13.Rg1 Be6 14.Qb2 0-0-0 15.a3 Bc3 16.Qc3+=; 11.0-0 Rg8 12.Kh1 0-0-0 13.d4 Bg4 14.Nbd2 Bd2 15.Qd2 Ne5 16.Ne1+=) 11...Bd6 12.Nc3 Qa5 13.Bb5 Bd7 14.Qb3 0-0-0 15.Qf7 Ne5 16.Ne5+=.

7.Nf3 d5 8.cd5 Qd5 9.Be2 Bg4 10.0-0 Bd6 11.Nc3 Qh5= 12.g3 Ne5 13.Ne5= Be2 14.Ne2 Be5= 15.Be5 Ng4 16.h4 Ne5 17.Rb1 Qf3 18.Qa4 Qc6 19.Qc6+= bc6 20.Rfd1 Ke7 21.d4 Nd7 22.Rdc1 Kd6 23.Rb2 Rab8 24.Rbc2 Rb6 25.Nc3 Nb8 26.Ne4 Kd7 27.Kg2 h5 28.Nc5 Kc8 29.Nd3 Rh6 30.Nf4 Nd7 31.e4 Kb7 32.f3 Rb5 33.Kf2 Kb6 34.Ke3 c5 35.dc5 Nc5? 36.Nd5 Kc6 37.Kd4 Rd6 38.Rc5 Rc5 39.Rc5 Kb7 40.Rc7 (40.Rc7 Kb8 41.Rf7+–) 1–0. Dluhosch,Thomas – Baer,Horst Hugo, BdF, 1984.

7.Nf3 Qd7 8.a3 Ba5 9.Be2 0-0-0 10.0-0+= h5 11.d4 d5 12.Nbd2 Bd2 13.Qd2 dc4= 14.Qc2 Qd5 15.Nd2 Na5 16.e4+= Qg5 17.f4 Qh4 18.d5 Bg4 19.Bc4+– Rhe8 20.Bb5 Re7 21.g3 Qh3 22.Bf6 gf6 23.Rfb1 Bd7 24.Bf1 Qg4 25.Qc5 h4 26.Qa7 Bc6 27.dc6 hg3 28.Qa8 (28.Qa5?! gh2 29.Kf2 Qg1 30.Ke2 Qg4 31.Ke1 bc6+–) 1–0. orane – canxer, Caissa.com, 2006.

7.Nf3 Qd7 8.Be2 0-0-0 9.0-0 h5 10.Nc3 Rdg8 11.Qa4 Ne8 12.Nb5 Kb8 13.Na7 Na7 14.Qb4 Nf6 15.Rab1 Qd8 16.Bf6 gf6 17.Qb7 1-0. RichardSommer (1915) - Onkar9336 (1845), lichess.org, 2020.

7.Nf3 Qd7 8.Be2 Qe7 9.0-0 0-0 10.d4 d5 11.c5 b6? 12.a3 Ba5= 13.Bb5 Bd7 14.Qa4 Qe8 15.Bc3 a6 16.Bc6 Bc6 17.Qc2 Ba4 18.Qd2 Ne4 19.Qc1 Qb5 20.Ba5 Qa5=+ 21.cb6 Qb6 22.Nc3= Bb5 23.Nb5 ab5= 24.Ne5 Rfc8 25.Qc6 Qc6 26.Nc6 Kf8 27.Nb4 Nc3=+ 28.f3 Ke7 29.Kf2 Kd6 30.Rfc1+= c5 31.dc5 Rc5=+ 32.Nd3 Rc4 33.Nb2 Rc7 34.Ke1 Rac8 35.Kd2 f5 36.h3 h5 37.h4 Na4 38.Rc7 Rc7 39.Na4 ba4 40.Rb1 Kc6? 41.Rb4 Ra7+= 42.Kd3 Kc5 43.g3 1–0. hal1958 – mrempel, playchess.de, 2002.

7.Nf3 Qe7 8.a3 Bc5?? 9.d4+– Bb6 10.d5 1–0. Wall,Bill – Hayes,Dan, Dayton, OH, 1980.

7.Nf3 Qe7 8.Be2 0-0-0 9.0-0 Rhg8 10.d4 Bf5 11.Nbd2 g5 12.Nb3 Ne4 13.a3 Bc3 14.Bc3 Nc3 15.Qd2 Ne2 16.Qe2 h5 17.d5 Nb8 18.Nfd4 Bg4 19.f3 Bd7 20.h3 g4 21.Kh2? gh3–+ 22.gh3?? Qh4 (23.Nf5 Bf5–+) 0–1. hal1958 – mrempel, HCL–A1375 playchess.de, 2003.

7.Nf3 Bg4 8.a3 Ba5 9.Qb3 (9.Be2!?=) 9...Bf3 10.gf3 Bb6 11.Be2 Qe7 12.Kd1 (12.Nc3!?+=) 12...0-0-0 13.Bd3 (13.Nc3 Na5 14.Qc2 c6=) 13...Rhg8 14.Re1 (14.Nc3 Ne5 15.Na4 Qe6=+) 14...Nd7 15.Be4 Na5 16.Qb4 Nc5 17.Bc2? (17.Bh7 Nab3 18.Qc3 Na1 19.Bg8 Rg8 20.Ba1 Qh4-/+) 17...d5 (17...Nc6!? 18.Qc3 Qh4–+) 18.d4 (better is 18.cd5!? Rd5 19.Nc3=+) 18...Na6?? (better is 18...Nc6 19.Qd2 dc4–+) 1–0. Trkn – guest990, ICC, 2004.

7.Nf3 Bg4 8.h3 Bh5 9.g4 Bg6 10.Bg2 (10.a3 Ba5 11.g5=) 10...Qd7 (better 10...0-0!?=+) 11.a3+= Ba5 12.Nc3 (12.Nh4!?+=) 12...0-0= 13.0-0 (13.Nh4 Bd3 14.g5 Ne8+=) 13...Rae8 (13...Bd3!?-/+) 14.d4 Bc3 15.Bc3 Ne4 16.Bb2 Nf6 (16...d5!?=) 17.d5+= Na5 18.Qd4 (18.Bf6 gf6 19.Rc1 f5 20.gf5 Bf5+=) 18...b6 (18...Nb3 19.Qa7 b6 20.Qb7 Na1 21.Ra1-/+) 19.Nh4?? (better 19.Nd2+=) 19...Nb3-/+ 20.Qc3 (20.Qd1 Na1 21.Qa1 Qe7-/+) 20...Na1 21.Ba1 Ng4?? (better 21...Qe7-/+) 22.Qg7 (22.hg4?! f6 23.Ng6 hg6+/-) 1-0. zomboeb (1625) - apispn (1710), lichess.org, 2021.

7.Nf3 h6 8.Be2 Qd7 9.a3 Ba5 10.0-0 Qe7 11.Nc3 Bc3 12.Bc3 0-0 13.Qc2 Rfe8 14.h3 Nd7 15.Qb2+/– Qf8 16.Qb7+– Nce5 17.Ne5 Ne5 18.c5 Qe7 19.f4 Reb8? 20.cd6 Rb7 21.de7 Bc4 22.d3 Bd3 23.Rad1 c5 24.Be5 c4 25.Bf3 Re7 26.Ba8 1–0. wiking – SirKnight, internet, 2010.

7.h3 0-0 8.a3 Ba5 9.Nf3=+.

7.h3 Ne5?? 8.a3?? Ba5= 9.Be5 (9.Nf3!? Nfd7 10.Be2=+) 9...de5-/+ 10.Qa4 c6 11.Qa5?? (better 11.Nf3-/+) 11...Qa5-+ 12.Nf3 0-0 (12...Ne4!? 13.Bd3 Nd6 14.c5 Qc5 15.Nc3-+) 13.Be2 Rfe8 14.0-0 Qc5 15.Nc3 (15.d4 ed4 16.Nd4 Rad8-+) 15...Bc4 16.Na4 (16.d4 ed4 17.ed4 Qa5 (17...Re2?! 18.dc5 Re7 19.Rfe1 Re1 20.Re1-/+) 18.Bc4 Qc3-+) 16...Qb5 17.Nc3 Be2 (better 17...Qa6! 18.Bc4 Qc4 19.Rfb1-+) 18.Nb5 Bf1 19.Rf1 (19.Nc7 Be2-+) 19...cb5 20.Rb1 a6 21.d4 ed4 22.Nd4 Rac8 23.a4 (23.g4 Rc3 24.Ra1 Rec8-+) 23...Nd5 (better 23...ba4 24.Kf1-+) 24.ab5 Nc3 25.Rb3 ab5 26.Nf5 (26.Nb5 Ne4 27.Rb2 Rc1 28.Kh2 Kf8-+) 26...Ne2 27.Kh2 Re5 28.Nd6 Rc6 29.Nb7 (29.Nb5 b6-+) 29...Rg6 30.Rd3 h5 31.Nd6 Reg5 32.g3 Ng3! 33.fg3 (33.fg3 Rg3 Combination) 33...Rg3 34.Rd1 Re3 35.Nb5 Re2 36.Kh1 Rg3 37.Nd4 Rh3 38.Kg1 Reh2 39.Ne2 (39.Rf1-+) 39...Rh1 40.Kf2 R3h2 (better 40...Rd1!? 41.Ng3 Rd2 42.Ke3-+) 41.Ke3 Rd1 42.Nf4 Re2! 43.Ke2 (43.Ke2 Rh1 Combination; 43.Ne2 h4 Passed pawn) 1-0. b4_Bb2 (1665) - Arnulf_Chleb (1690), lichess.org, 2020.

7.h3 Ne5?? 8.Be5 Bd2 9.Nd2 (9.Kd2?! de5 10.Ke1 Qd1 11.Kd1 Rd8 12.Ke1 a6+-) 9...de5 10.Qb1+-.

7.Nc3 Bg4 8.Be2 Be2 9.Nge2 Bc3 10.Bc3 0-0 11.0-0 Ne5 12.d3 d5 13.cd5 Nd5 14.Be5 Qe5 15.d4 Qe6 16.a4 Rfe8 17.Rb1 b6 18.Qc2 Rac8 19.h3 c5 20.dc5 Rc5 21.Qd3 Rec8 22.Rfd1 Nf6 23.Nd4 Qd7 24.Nb5 Rd5 25.Qe2 h6 26.Na7?? Rd1 27.Qd1 Qa7 28.Qb3 Nd7 29.f4 Ra8 30.Qd5 Qa4 31.Kf2 Qc2 32.Kf3 Ra2 33.Kg3 Qb1 34.Qd7 Qe4 35.Qd8 Kh7 36.Qb6 Qg2 37.Kh4 g5 38.fg5 Qg5 0–1. Borup,John – Mestak,Kamil (1900), 04. VCC–Open, 2001.

7.Nf3 0-0 (--> 1.b4 e5 2.Bb2 Bb4 3.Be5 Nf6 4.c4 0-0 5.e3 d6 6.Bb2 Nc6 7.Nf3 Qe7).

7.Nf3 a6 8.Be2 Bd7 9.Nc3 h6 10.Nd5+/– Nd5 11.cd5 Ne5 12.Qb3 Ba5 13.Ne5 de5 14.Ba3 (14.Ba3 Qg5 15.Qb7+/–; 14.Qb7?! 0-0 15.Qb3 Rab8+=) 1–0. Krasny,Henryk Jan – Dublemortier, corr SOK–98–132, 1998.

7.Nf3 Bg4 8.Be2 0-0 9.0-0 h5 10.Nc3 h4 11.Nd5 (11.Nh4 Bc3 12.Bc3 Be2 13.Qe2 Ne4 14.Bg7 Qh4). Tischer – Pape, corr, 1966.

7.Qb3 0-0!? +=.

7.Qb3 Qc8 8.Nf3 Bc5 9.d4 (9.Bf6 gf6 10.d4 Bb4 11.Kd1 Be4+=) 9...Bb6 10.Nbd2 0-0 11.Be2 h6 12.Bd3 Nh7 13.a4 Na5 14.Qc3 a6?? (better is 14...Bd3 15.Qd3 Qg4+=) 15.e4+– Bg4 16.c5 dc5 17.dc5 Ba7 (17...f6+–) 18.Qg7 1–0. typ48 – sfiksowana18, internet, 2013.

7.Qf3 g6 8.g4 Bg4 9.Qf6 Qf6 10.Bf6 +–.

7.Nf3 0-0 (--> 1.b4 e5 2.Bb2 Bb4 3.Be5 Nf6 4.c4 0-0 5.e3 d6 6.Bb2 Nc6 7.Nf3 Bf5).

7.Nf3 Ba5 8.a3 Ne4 (8...0-0 9.Be2=) 9.Be2 (9.Bg7 Rg8 10.Bb2 Qe7+=) 9...0-0= 10.0-0 Qe7 11.d3 Ng5 12.Nc3 Nf3 13.Bf3 Ne5 (13...Qf6 14.Qb3=) 14.Nd5 (14.Bb7 Bc3 15.Bc3 Rab8 16.Be5 de5+/–) 14...Qg5 (14...Nf3?? 15.Qf3 Qe6 16.Qf5 Qf5 17.Ne7 Kh8 18.Nf5+–) 15.Kh1 (better is 15.Be2!? Bh3 16.Nf4=) 15...Nd3+= 16.Bf6 gf6 17.e4 Be6 (17...Nf2 18.Rf2 Be6 19.Be2-/+) 18.Qd3+= Bd5 (18...Rfe8 19.Rfb1 Qe5 20.Ra2+=) 19.cd5 Kh8 20.g3 Qd2 (20...f5 21.ef5 Qf6 22.Rab1=) 21.Qb5 (21.Qd2 Bd2 22.Rfb1 Rab8+=) 21...Bb6= 22.Kg2 Rad8 23.Bg4 h6 24.Bf5 Qc2 25.Rab1 a6 26.Qb4 Qe2 27.Rb2 Qh5 28.a4 a5 29.Qd2 Qg5 30.Qd1 h5 31.Rb3 Rg8 32.Rf3 Kg7 33.Rf4 Kf8 34.Kh1 Ke7 35.Rh4 Rh8 36.f4 Qg7 37.Qf3 Rh6 38.Rb1 Qh8 39.Qc3 Kf8 40.Rh3 Re8 41.Qd3 Rd8 42.Rh4 Ke7 43.Re1 Kf8 44.Qf1 Re8 45.Qh3 Ke7 46.Bd7 Rd8 47.Bb5 Qg7 48.Be2 Rdh8 49.Qg2 Qg6 50.Bf3 Qg7 51.Qb2 Kd8 52.Qc3 Kd7 53.Bg2 Ke7 54.Bh3 Re8 55.Qa3 Bc5 56.Qb3 Bb6 57.e5?? fe5-/+ 58.fe5 de5 59.Rhe4 Kd8 60.Qb5 Rd6 61.Qe8 Ke8 62.Re5 Qe5 63.Re5 Kf8 64.Rh5 Kg7 65.Bc8 Rg6 66.Bb7+/– Rg4 67.Bc6 Rd4 68.Kg2 Rd2 69.Kf3+– Kg6 70.Rh8 Kg7 71.Re8 Rh2 72.Rb8 Rb2 73.Kg4 Rb4 74.Kf5 Rb3 75.g4 Rf3 76.Ke4 Rb3 77.g5 Re3 78.Kf5+/– Rf3 79.Kg4 Rb3 80.Bb5 Rb4 81.Kf5 Rd4 82.Ke5 Rg4 83.d6+– Rg5 84.Ke4 Rg6? 85.d7 Re6 86.Kf3 Rf6 87.Ke2 Re6 88.Kd3 Rd6 89.Kc4 c6+/– 90.Bc6 Rc6 91.Kd5 Rc1?? 92.Rb6+– Rd1 93.Kc6 Kf6 94.Rb8 Rc1 95.Kb7 Rb1 96.Ka7 (96.Ka7 Rd1 97.d8Q Rd8 98.Rd8+–) 1–0. Shorokhov,Mikhail (2105) – Taranin,Konstantin (1830), Anapa op, 2009.

7.Nf3 a6 8.a3= Bc5 9.d4 Bb6 10.Bd3 Bd3 11.Qd3 0-0 12.d5 Ne5 13.Ne5 de5 14.Qf5 Ba5 15.Bc3 Bc3 16.Nc3 Qd7 17.Qe5+= Rfe8 18.Qf4+/– c6 19.Rd1 cd5 20.0-0 Rad8 21.Nd5+/– Nd5 22.Rd5 Qc6 23.Rfd1 Rd5 24.cd5 Rd8 25.e4 Qc2 26.Rc1+– Qa4 27.Qe3 Qd7 28.Qb6 h6 29.h3 Rc8 30.Rc8 Qc8 31.d6 Qc1 32.Kh2 Qf4 33.g3 Qd2 34.Kg2 f6 35.Qb3 Kf8 36.Qe6 Qa5 37.Qc8 Kf7 38.Qc7 Qc7 39.dc7 b5 40.c8Q a5 41.Qd7 Kg8 42.Qb5 Kf7 43.Qa5 Kg6 44.a4 Kf7 45.Qd5 Kg6 46.a5 Kh7 47.a6 Kg6 48.a7 h5 49.a8Q Kh6 50.Qh8 Kg6 51.Qhh5# (51.Qdh5#) 1–0. b4_player – opponent, gamecolony.com, 2007.

7.Nf3 d5 8.cd5 Qd5 9.Be2 Ne4 10.0-0 0-0 11.d3 Nc5 12.e4 Ne4 13.de4 Qe4 14.Nbd2 Qe7 15.Bb5 Qc5 16.Bc6 Qc6 17.Nd4 Qg6 18.Nf5 Qf5 19.Nf3 b6?? 20.Qb3 Bd6 21.Ba3 c5 22.Rad1 Bc7 23.Bb2 Rfe8 24.Qd3 Qd3+= 25.Rd3 Re2 26.Rd2 Rae8 27.Rfd1 b5 28.Kf1 R2e7 29.Rd5 Bb6 30.a3 a5 31.Be5 b4 32.Bd6 Re6 33.Bc5 b3 34.Bb6 Rb6 35.Rd8 Rb8 36.Re8 Re8 37.Rb1 a4 38.Nd2 Rc8 39.Ne4 Rc2 40.Ke1 Ra2 41.Nc3 Ra3 42.Kd2 g6 43.Kd3 (43…f5 44.Kc4+–) 1–0. hal1958 – Loulou, HCL–E950 playchess.de, 2003.

7.Nf3 Ke7 8.Be2= Re8 9.0-0 Kf8 10.d4 Ne4 11.a3 Ba5 12.d5 Ne5 13.Ne5 de5 14.f3 Nc5 15.f4 Rc8 16.Be5 Qh4 17.Nd2 c6? 18.Bd6+– Kg8 19.Bc5 (19…cd5 20.Nf3+–) 1–0. Waibel,Ulrich – Redmond,David, compuserve, 1996.

7.Nf3 Qe7 8.Nc3 Ne5?? 9.Ne5?? de5= 10.Qa4 Bd7 11.Qb3 Bc6 12.Nb5 Bd6 13.Rc1 Ne4 14.Nd6 cd6 15.d4 0-0 16.d5 Bd7 17.Qc2 f5 18.Bd3 Nc5 19.0-0 Nd3 20.Qd3 f4 21.ef4 Rf4 22.Qe3 b6 23.Rfe1 Raf8 24.g3 Rf3-/+ 25.Qd2 Qf7 26.Rc2? Bf5 27.Rc3-/+ Bg6 28.Rf3 Qf3 29.Qe3 Bd3 30.Ba3 Bc4 31.Qf3 Rf3 32.Bd6 Bd5 33.Re5 Bc6 34.Re3 Re3 35.fe3 Kf7 36.Kf2 Ke6 37.Bb4 Kf5 38.Bc3 g6 39.Bd4 Kg4 40.h4 ½–½. Palacios Sanchez,Gabriel – Peris Morte,Joaquin, Catalunya Baix Llobr op, 2000.

7.Nf3 Bg4 8.Be2 0-0 9.0-0 Qe7 10.a3 Ba5 11.d4 Ne4 12.Qc2 Bh5 13.Rd1 Ng5 14.Ng5+= Qg5 15.Bh5 Qh5 16.Nc3 Bc3 17.Bc3 Qg6 18.Qa4 h5 19.Rab1 Nd8 20.d5 h4 21.h3 f6 22.Rb2 b6 23.Qd7 Rf7 24.Qe8+– Kh7 25.Rd4 Qh5 26.Rbd2 g5 27.Rg4 Qg6+/– 28.e4 Qg8? 29.Qa4 Nb7+/– 30.Qc2 Qg6 31.Re2 Nc5 32.f4 Re8 33.fg5 fg5+= 34.Bd2 Re5 35.Bc3 Re8 36.Bd4 Rf4 37.Bc5 Rg4= 38.hg4 dc5 39.Qd3 Kh6 40.Qf3 Qd6 41.Qf7 Rf8? 42.Qh5+– Kg7 43.Qg5 Qg6 44.Qh4 Rf4 45.Qe7 Rf7 46.Qe5 Kg8 47.Qh5?? Qf6–+ 48.Qf5 Qd4 49.Kf1 Qc4 0–1. Krafzik,Joachim (1865) – Fischer,Semen (1685), Bad Griesbach Seniors op 7th, 2004.

7.Qb3 Rb8 8.f4 (8.a3 Ba5+=) 8...0-0 9.h3 Be6 10.Nc3 Nh5 11.g4? (better is 11.Nf3-/+) 11...Qh4–+ 12.Kd1 Bg4! 13.hg4? (better is 13.Nge2–+) 13...Qh1 14.gh5 Qg1 15.Kc2 Bc3 16.Bc3 Qg4 17.Bd3 Qh5 18.Qb2 f6 19.Rg1 Qf7 20.Rh1 h6 21.Rg1 Qe7 (21...a6 22.Kd1–+) 22.Rg6 (22.Qb5 Rfd8–+) 22...b5! 23.cb5 a6! 24.a4 (24.ba6 Rb2 Pinning (24...Rb2 Deflection)) 24...ab5 25.ab5 Na7?? (better is 25...Kh8 26.Qa2 Nd8–+) 26.Qa2+/– Kh8 27.Qa7 Rb5?? (better is 27...Qf7+/–) 28.Bb5+– Rb8 (28...Qe4 29.Bd3 Qc6 30.Qd4+–) 29.Bd3 (29.Qb8 Kh7 30.Bd3 Qe8 31.Rf6 g6 32.Rf7 Qf7 33.Qh8) 29...Qd8 (29...Rd8+–) 30.Qa1 Ra8 31.Qb2 (31.Qh1 Ra2 32.Kc1 c6 33.Rh6 Kg8 34.Rh8 Kf7 35.Qh5 Ke7 36.Bf6 Kf6 37.Qg6 Ke7 38.Qg7 Ke6 39.f5 Kd5 40.Qd4) 31...Rb8 32.Qc1 Ra8 33.Kd1 Qd7 34.Ke2 Qh3 35.Qg1 Qh5 36.Qg4 Qh2 37.Qg2 Qh5 38.Kf2 Rg8 39.Bf6! Qg6 40.Qg6 1–0. carocan (1630) – aterf64, internet, 2013.

7.Be2 Qd7 8.Nf3 Qe6 9.0-0 Bf3 (9...0-0!?=) 10.Bf3+= Qc4 (better 10...0-0+=) 11.Nc3 (11.Qa4!? d5 12.Rc1+-) 11...Bc3 (11...0-0!?=+) 12.Bc3+= b5?? (better 12...Rb8+=) 13.Rc1 (better 13.Bf6 d5 14.Qb1 gf6 15.Rc1+-) 13...Ne5 (13...d5+-) 14.Be5 Qc1 (14...Qe6 15.Bf6 0-0 16.Ba8 Ra8 17.Qf3+-) 15.Qc1 de5 16.Qc7 (better 16.Qc6 Ke7 17.Qc5 Kd7 18.Bc6 Kc8 19.Ba8 a6+-) 16...e4 17.Be4! Ne4 18.Qe5 Kf8 19.Qe4 Re8 (19...Rb8 20.Rc1 Kg8 21.Rc7+-) 20.Qb4 Re7 (20...Kg8 21.Qb5 Rd8 22.Rc1+-) 21.Qb5 (21.Rc1 g6 22.Rc7 Kg7 23.Qd4 Kh6 24.Re7 Rf8 25.Qf6 Rc8 26.Qf4 Kh5 27.Re5 f5 28.g4 Kh4 29.gf5 Kh5 30.f6 g5 31.Qg5) 21...g6 22.Qb8 (better 22.Qb2!? Kg8 23.Rc1 Re8+-) 22...Kg7 23.Qb2 f6 24.Rc1 Rd8 25.d4 1-0. fishissushi – SolidPaschal, Rated Bullet game, lichess.org, 2019

7.Be2 Be2 8.Qe2 Qe7 (8...0-0 9.Nf3=+) 9.Nf3= 0-0-0 (9...0-0 10.0-0=) 10.0-0 (10.a3 Ba5=) 10...Rhe8 (10...d5 11.a3 Ba5 12.cd5 Rd5 13.Nc3 Bc3 14.Bc3=) 11.Nc3 (11.a3 Ba5=) 11...Bc3 12.Bc3 g6 (12...d5 13.cd5 Rd5 14.Rac1=) 13.d4 (13.d3 d5 14.Rab1 b6+=) 13...d5 (13...Ne4 14.Rac1=) 14.c5+= Ne4 15.Qb2 (15.Rfc1 Kb8+=) 15...Nc3 (15...g5 16.Rab1 b6 17.Nd2+=) 16.Qc3 g5 17.Rfb1 g4 (17...Qf6 18.a4 g4 19.Ne1+–) 18.Ne1 h5 (18...Qh4 19.Nd3 Re6 20.g3+–) 19.Qb2 (19.Rb2 Qf6+–) 19...b6+= 20.Rc1 (20.Nd3 Qf6+=) 20...Kb7 21.Nd3 h4 22.Nf4 (22.Qc2 Rc8=) 22...g3= 23.Rc3 (23.Qc3 Na5=) 23...Nd4 24.Rd3 (24.Rac1!? gf2 25.Qf2=) 24...gf2-/+ 25.Qf2 Nc6 (25...Ne6 26.cb6 Nf4 27.Qf4 ab6 28.Rad1-/+) 26.cb6=+ (26.Nd5? Qc5 27.Rad1 h3–+) ½–½. Krafzik,Joachim (1810) – Berger,Volkmar (1645), 2rd Bayern–ch Seniors, 2010.

7.Be2 Be2 8.Ne2 Qe7 9.Nbc3 Ne5 10.d3 0-0-0 11.0-0+= c6 12.Rb1 Ba5 13.Nd4 h5 14.Nf3 Neg4 15.Ne2+/– Rde8 16.Bd4 c5 17.Bf6 gf6 18.e4 f5 19.Ng3 fe4 20.Nf5 Qf6 21.de4 Bc7 22.Qd5+– b6 23.Rfe1 Kb8 24.a4 Ne5 25.Re3 Nf3 26.Rf3 Qe5 27.Qe5 Re5 28.Re1 Rg8 29.Kf1 Kc8 30.Rh3 Rh8 (30...Rh8 31.f3 Re6+–; 30...Rg4 31.f3 Rf5 32.ef5 Rc4 33.Rh5 Ra4 34.Rh7+–). Chirpii,Alexandru – Vlaicu,Iuliu, Centrocoop June op–A, 1999.

7.f3 Bh5 8.Be2 0-0 9.Nh3 d5 10.0-0 Re8 11.d4 Re3-/+ 12.Bc1 Re8–+ 13.c5 b6 14.Bb5-/+ Re6 15.Bc6= Rc6 16.Qa4 Bc5 17.dc5 Rc5 18.Nd2 d4 19.Nb3 b5 20.Qa5 Rd5 21.Nf4 Re5 22.Bb2 Re8? 23.Qb5+– Bg6 24.Bd4 a6 25.Qc6 Rb8 26.Qa6 Bc2? 27.Qc4 Bb3 28.ab3 Qd6 29.Bf6 Rb4 30.Be5! Qb6 31.Bd4! Qd4 32.Qd4 Rd4 33.Ne2 Rb4 34.Nc1 Reb8 35.Ra7 c5 36.Rc7 1–0. Schaar,Joerg (1940) – Janka,Kurt (1775), RSS4D easy–35, 2007.

7.Nf3 Ne5?? 8.Be2?? Bf3 9.gf3 Qd7 (9...c5!?=) 10.f4 Nc6 (10...Ng6 11.Rg1+=) 11.Qb3 (11.Rg1+/-) 11...0-0? (better 11...0-0-0+=) 12.Bf6 gf6 13.Rg1 Kh8 14.Qb2 Qe7 15.a3 Bc5 16.Qb7 Bd4 17.Nc3 (17.Qc6?! Ba1 18.Bd3 Rg8=) 17...Bc3 18.dc3 Rg8?? (better 18...Qd7 19.Bf3 Ne7+-) 19.Rg8 Rg8 20.Qc6 Qe6 (20...f5 21.Rd1+-) 21.Qd5 (better 21.Qc7!? Rg1 22.Bf1 Kg7+-) 21...Rg1 22.Bf1 Qh3 23.Ke2 Qg4 24.Qf3 (24.Kd3 Kg7+-) 24...Qe6 (24...Qf5 25.Kd2 Qc5 26.Qd5+-) 25.Kd2 f5 (25...Qe7 26.Rb1 Rg8 27.Rb7+-) 26.Rb1 (26.Qa8 Kg7+-) 26...c5 (26...Qe4 27.Qe4 fe4 28.Ke2+-) 27.Rb8 Kg7 28.Bd3 Qd7 (28...Qf6 29.Qa8 Kh6 30.Rh8+-) 29.Qa8 Qa4 (29...Rg6+-) 30.Rg8 Kf6 31.Qd8 Ke6 32.Qe8 (32.Rg1 h6 33.Rg7 Qa5 34.Qe8 Kf6 35.Qf7) 32...Qe8 33.Re8 (33.Rg1 Qa4=+) 33...Kd7 (33...Kf6 34.Rh8+-) 34.Ra8 Rg2 (34...Ke6 35.e4 Rg2 36.ef5 Kf6 37.h4+-) 35.Ra7 (35.Ra7 Ke6 36.h4+-) 1-0. carlos78 (2275) - IOANNIS2312 (2250), Rated Blitz game, lichess.org, 2016.

7.Nf3 Ne5?? 8.Be2?? Bf3= 9.Bf3 Nd3 (9...Nc4? 10.Qa4 c6 11.Qb4 Nb2 12.Qb2+–; worse is 9...Nf3 10.Qf3 c6 11.a3+=) 10.Ke2 Nb2 11.Qb3 Nc4 12.Qb4 Nb6 13.Bb7 Rb8 14.Bc6 Nfd7 15.Qe4 Qe7 16.Nc3 Qe4 17.Ne4 0-0 18.Rhb1 (18.d4 f5 19.Nc3 a6+/–) 18...Rfe8 (18...Ne5 19.Rc1+=) 19.f3 f5 20.Nc3 Re7 21.Nd5 Rc8?? (better is 21...Nd5 22.Rb8 Nb8 23.Bd5 Kf8+/–) 22.Ne7+– (22.Ne7 Kf7 23.Nc8 Nc8 24.Bd7+–) 1–0. carocan (1670) – aterf64, internet, 2013.

7.Nf3 Ne5?? 8.Be5 Bf3 9.gf3 (9.Qf3?! de5 10.Qb7 Bd6+=) 9...Bd2 10.Nd2 (10.Kd2?! de5 11.Ke1 Qd1 12.Kd1 Rg8+–) 10...de5 11.Qb3+–.

7.Nf3 Qe7 8.Be2 0-0-0 9.0-0 Ne5 10.Ne5 Be2 11.Qe2 de5 12.Nc3 h5 13.a3 Bd6 14.Nb5 Bc5 15.d4 ed4 16.Rfd1 de3 17.Rd8 Rd8 18.f3 a6 19.Nc3 Rd2 20.Qe1 e2 21.Kh1 Rb2 22.Nd5 Nd5 23.cd5 Qe3 24.h3 Bd6 0-1. RichardSommer (2095) - Giurisdizionale (2085), lichess.org, 2020.

7.Nf3 Qe7 8.Be2 Kd8 9.h3 Bd7 10.0-0 Kc8 11.d4 b6 (11...Bf5 12.Qb3 Ba5 13.Nc3+=) 12.a3 Ba5 13.Qb3 Ne4 14.Nc3 Nc3 15.Bc3 Bc3 16.Qc3 Na5 (better 16...Qf6+=) 17.Qb3?? (17.c5 Kd8+/-) 17...Bc6 (17...Nb3!? 18.Rab1 Na5 19.Rfc1-+) 18.d5?? (18.Qb2 Be4+/-) 18...Bb7 (better 18...Nb3 19.dc6 Na1 20.Ra1-+) 19.Nd4?? (19.Qc3 f6+/-) 19...Kd7 (better 19...Nb3 20.Nb3 Re8-+) 20.Bg4 Kd8 21.Rac1?? (better 21.Qa4+/-) 21...h5 (21...Nb3 22.Nb3 Re8 23.Nd4-+) 22.Bf3?? (better 22.Qd1 hg4 23.Qg4-+) 22...g5 (better 22...Nb3 23.Nb3 g5-+) 23.Qc3 Rg8? (better 23...Qe5!? 24.Rfd1 Ke8+/-) 24.Nf5 Qf8 (24...Qe5 25.Qe5 de5 26.Bh5+-) 25.Qf6 Kd7 (25...Ke8 26.Bh5 Bc8+-) 26.Bh5 Re8 (26...Nb3 27.Bf7 (27.Qf7?! Qf7 28.Bf7 Nc1 29.Be6 Kd8 30.Bg8 Ne2 31.Kh2 Ba6+-) 27...Nc5 28.f4+-) 27.Bg4 (27.Nh6 Re7 28.Qf5 Kd8 29.Nf7 Rf7 30.Bf7 c5+-) 27...Kc8 (27...Re4 28.f3 Rg4 29.fg4+-) 28.Ne7 (better 28.Nd6 Kb8 29.Ne8 Qe8+-) 28...Kb8 29.Ng8 Qg8 30.Qf5 (30.Bh5!? Rf8+-) 30...Bc8 31.Qe4?? (better 31.Qf3+-) 31...Re4-+ 32.Bc8 (32.Be2 g4 33.Bd3 Re5-+) 32...Kc8 33.f3 (33.Rfd1 Rc4 34.Ra1 Qe8-+) 33...Re3 34.Rfe1 (34.a4 Ra3-+) 34...Re1 35.Re1 Kd7 (35...Nc4 36.a4-+) 36.Kf2 (36.c5 bc5 37.Re4 f5-+) 36...Nc4 37.Re2 Na3 38.g3 Nb5 39.f4 a5 (better 39...Nc3 40.Re1-+) 40.Kf3 gf4 (40...Nd4 41.Ke3 Ne2 42.Ke2 gf4 43.gf4-+) 41.gf4 Qg6 (better 41...Nd4!? 42.Ke3 Ne2 43.Ke2-+) 42.Rg2 Qd3 43.Kg4 Nd4 44.Rg3 Qf5 (44...Qg6 45.Kh4 Nf5) 45.Kh4 Qf4 46.Rg4 (46.Rg4 Nf5 47.Kh5 Qh6; 46.Kh5 Nf5 47.h4 Ng3). Edosyan_ekb66 (1940) - alessandrocarvalhaes (1910), lichess.org, 2020.

8.a3 Ba5 9.Be2 =.

8.Be2 d5 9.cd5 Nd5 10.0-0 Qd6 11.a3 Ba5 12.Qc2 Bh5 13.d4 (13.Nc3 Rfe8 (13...Bg6 14.Ne4 Be4 15.Qe4 Rae8 16.Qg4 f6 17.Bc4 Kh8 18.Qh5 Nb6+=; 13...Bc3 14.dc3 Ne5 15.Ne5 Qe5 16.Bd3 Qg5 17.Bh7 Kh8 18.Be4 c6+– 1.50; 13...Rae8 14.Nd5 Qd5 15.Rab1 a6 16.d3 Re6 17.Rfc1 Rd8 18.Rd1 Rg6=) 14.Nd5 Qd5 15.d4 Bg4 16.Rfc1 Rad8 17.Qa4 Bb6 18.Qc4 Be6=.

8.Be2 d5 9.cd5 Nd5 10.0-0 Qd6 11.a3 Ba5 12.Qc2 Bh5 13.d3 Rae8 (13...Rfe8 14.Nc3 Bc3 15.Bc3 Nc3 16.Qc3 Ne5 17.Ne5 Be2 18.Rfe1 Re5=; 13...Rad8 14.Nbd2 Bd2 15.Qd2 Rfe8 16.Rab1 Bg4 17.Rfc1 a6 18.h3 Bf5=; 13...Bg4 14.Nc3 Bc3 15.Bc3 Rfe8 16.Rfb1 Rab8 17.Bb2 Rbd8 18.h3 Bf5=) 14.Nc3 Bc3 15.Bc3 Nc3 16.Qc3 Ne5 17.Ne5 Be2 18.Rfe1 Re5=.

8.Be2 d5 9.cd5 Nd5 10.0-0 Qd6 11.a3 Ba5 12.Qc2 Bh5 13.Bd3 Qh6 (13...h6 14.Bh7 Kh8 15.Be4 f5 16.Bf5 Bf3 17.gf3 Ne5 18.Kg2 c6=; 13...g6 14.Ng5 Rfd8 15.Bb5 Ne5 16.Qa4 Ng4 17.f4 Bb6 18.Bc4 h6=; 13...Nf6 14.Ng5 Bg6 15.Bg6 hg6 16.d3 Rad8 17.Rd1 Rfe8 18.Nf3 Ng4+=) 14.Be4 Rad8 15.Nd4 Nd4 16.Bd4 Bg6 17.d3 Bb6 18.Bb6 cb6=.

8.Be2 d5 9.cd5 Nd5 10.0-0 Qd6 11.a3 Ba5 12.Qc2 Bh5 13.d4 f5 (13...Rfe8 14.Nbd2 Bg6 15.Qb3 Nf4 16.Bd1 Bd2 17.Nd2 Nd3 18.Bf3 Rab8=; 13...Rae8 14.Nc3 Bc3 15.Bc3 f5 16.Bb2 Rf6 17.Rae1 a6 18.Qb3 Rh6=; 13...Rad8 14.Nbd2 Bd2 15.Qd2 Rfe8 16.Bc3 a6 17.Rfc1 Bg6 18.Qb2 b5=; 13...Rfd8 14.Nc3 Bg6 15.Qb3 Bc3 16.Bc3 Rab8 17.Rac1 Nc3 18.Qc3 Be4+=) 14.Nc3 (14.Nbd2 Bd2 15.Qd2 Rae8 16.Qc2 Rf6 17.Rae1 a6 18.Qb3 Rh6=) 14...Bc3 15.Bc3 Kh8 (15...f4 16.Bd2 Rae8 17.Qb3 Bf7 18.Bc4 fe3=) 16.g3 (16.Rfb1 Rab8+= 17.Bd2 f4 18.Qc5 fe3=; 16.Bd2 f4 17.Rab1 Rab8 18.Rb3 Bg6=) 16...Rf6 (16...f4 17.Bd2 Rae8 18.Qb3 fe3-/+) 17.Rfc1 (17.Rfb1 Qe7 18.Rb2 f4=) 17...Re8 (17...f4 18.ef4 Nc3=) 18.Qd2 (18.Be1 f4 19.Ng5 Bg6+=) 18...Bf3 (18...f4 19.gf4 Rg6 20.Kf1 Qd7-/+) 19.Bf3+= Rg6 (19...f4 20.gf4 (worse is 20.ef4 Nc3 21.Rc3 Nd4+=) 20...a6 21.Qb2+=) 20.Bb2 (20.Bb4!? Ncb4 21.ab4+/–) 20...Rf8 21.Rc5 Nce7 22.Rac1 c6 23.Bg2 Rgf6 24.a4 g5 Black plans f4 (24...b6 25.R5c4+=) 25.Ba3+/– Qd7 26.R5c2 Rg8 27.Bc5 b6 28.Ba3 f4 (better is 28...Re8+/–) 29.e4+– f3 30.Bf1 Nf4 31.a5 (31.gf4?? Qg4 32.Kh1 gf4 33.Bh3 Qh3 34.Rg1 Rg1 35.Kg1 Qg2) 31...c5? (better is 31...Ne2 32.Be2 fe2+–) 32.Bb2 (32.gf4?? gf4 33.Kh1 Qg4 34.Bh3 Qh3 35.Rg1 Rg1 36.Kg1 Qg2) 32...Rfg6 (32...Nh5 33.dc5 Qd2 34.Rd2 bc5+–) 33.e5 Nfd5 1–0. Kamaletdinov,Farit (1950) – Steyn,Valery (1960), Astrakhan Reg. Championship Open, 2007.

8.Be2 Re8 9.0-0 a5 (9...d5!?=+) 10.d4+= a4 11.Bc3 (11.a3!? Ba5 12.Qa4+=) 11...Ne4= 12.Bb4 Nb4 13.Nbd2?? (better 13.a3 Nc6 14.h3=) 13...Nc3-+ 14.Qc2 (14.a3 Nd1 15.Bd1-+) 14...Ne2 15.Kh1 Nc2 (15...Nc2 16.Rab1 b6-+) 0-1. fishissushi (1880) - danthoy (1880), Rated Blitz game, lichess.org, 2020.

7.a3 Ba5 8.Nc3 Ne5 9.e3 Bg4 10.Be2 Bf3 11.gf3= c6 12.Rg1 Re8 13.f4 Ng6 14.Qc2 d5 15.f5 Ne5 16.f4? Nc4–+ 17.Bc4 dc4 18.0-0-0 b5 19.Ne4 Re4 20.Bf6 Qf6 21.Qe4 Qa1 22.Qb1 Qa3 23.Qb2 0–1. Cossmann – Woschkat,Karl_Heinz, corr SOK–91–71, 1991.

7.e3 (--> 1.b4 e5 2.Bb2 Bb4 3.Be5 Nf6 4.c4 0-0 5.e3 d6 6.Bb2 Nc6 7.Nf3).

7.a3 Ba5 8.e3 Qe7 9.Qc2 d5 10.cd5 Bd5 11.Nc3 Bf3=+ 12.gf3 0-0 13.Be2 Rad8 14.Rg1 Rfe8 15.Qf5 Qe5 16.Qe5= Ne5 17.0-0-0 Ng6 18.Na4 Rd6 19.Nc5 b6 20.Nb7 Rc6 21.Kb1 Rb8 22.f4 Nh4 23.Na5 ba5 24.Ka1 Ne8 25.Rc1 Rcb6 26.Bd4 Rb3 27.Ka2 a4 28.Rg5 g6 29.Ra5 Nf5 30.Bc3 R3b6 31.Ra7 Nfd6 32.Ra4 Kf8 33.Bd4 R6b7 34.Bf3 Rb5 35.Ra6 Ke7 36.a4 Rb4 37.d3 h6 38.Bc6 (38.Bc6 Kd8 39.Rc2 Rd4 40.ed4+–) 1–0. Perlitz,Heiko – Baer,Werner, TT–10 ETC, 2003.

7.e3 0-0 (--> 1.b4 e5 2.Bb2 Bb4 3.Be5 Nf6 4.c4 0-0 5.e3 d6 6.Bb2 Nc6 7.Nf3 Be6).

7.e3 d5 8.cd5 Bd5 9.Be2 0-0 10.0-0 a6 11.Nc3 Re8 12.a3 Be7 13.Nd5 Qd5 14.d4 b5 15.Rc1 Qd7? (15...Rac8!?+=) 16.Qc2 Na5 17.Qc7 Qc7 18.Rc7 Bd6 19.Rc2 Rac8 20.Rfc1 Rc2 21.Rc2 Nd5 22.h3 Nb6 23.Ne5 (23.Nd2!?+/–) 23...Be5 24.de5 Nac4 25.Bd4 Na3 (25...Re5?? 26.Bc4 Nc4 27.Be5+–) 26.Rc6 Nbc4 27.Ra6 h6 28.Bc5 Nb1 29.Bd4 Nbd2 (29...Nba3 30.Ra7 g6+–) 30.g4 ½–½. mr5reasons1 (1605) – gertius (1805), gameknot.com, 2013.

7.e3 h6 8.Nc3 0-0 9.Be2 Re8 10.0-0 d5 11.Nd5 Nd5 12.cd5 Bd5 13.d4 a6 14.Qc2 Bd6 15.a4 Be4 16.Qd2 Bb4 17.Bc3 Bc3 18.Qc3 Re6 19.Nd2 Bg6 20.Bd3 Bd3 21.Qd3 Ne7 22.Rab1 b6 23.Rfc1 c5 24.Nf3 Nc6 25.Qb3 Na5 26.Qa3 c4 27.Nd2 Rc8 28.Rc3 Qd6 29.Qd6 Rd6 30.Rb4 Can c4 get defended? 30...Rdc6 31.Kf1 Kf8 32.Ke2 Ke7 33.d5 Rd6 34.e4 (34.Nc4?! Nc4 (34...Rd5?? 35.Nb6 Rcc5 36.Nd5 Rd5 37.Rb6+–) 35.Rbc4 Rc4 36.Rc4 Rd5=) 34...g5 35.Nc4 Nc4 36.Rbc4 Rc4 37.Rc4 b5 38.ab5 ab5 39.Rc7 Rd7 40.Rd7 Kd7 41.e5 Ke7 42.Kd3 f6 43.e6 Kd6 44.Kc3 f5 45.f3 f4 46.Kb4 h5 47.h3 1–0. dogmatix (1815) – vaha (1800), gameknot.com, 2010.

7.e3 0-0 (---> 1.b4 e5 2.Bb2 Bb4 3.Be5 Nf6 4.c4 0-0 5.e3 d6 6.Bb2 Nc6 7.Nf3 Bf5).

7.e3 Qe7 8.Be2 0-0 9.0-0 Rfe8 10.a3 Ba5 11.Qb3 Rab8 12.d3 h6 13.Nc3 14.Nb5 White gets strong initiative 14...a6 15.Nbd4 Bg4 16.h3 Bd7 17.Qa2 b5=+ 18.Ne5 de5 19.Nb3 Bb6 20.cb5 ab5 21.d4 ed4 22.Nd4 c6 23.a4 Bd4 24.Bd4 c5 25.Bf6 Qf6 26.ab5 Bb5 27.Bb5 Rb5 28.Qc4 Reb8 29.Rad1 Ra5 30.Rd5 Rb4 31.Qd3 g6 32.Qd2 Rab5 33.Rc5+/– Rb2 34.Rc8 Kg7 35.Qd7 Re5 36.Ra8 Rc2 37.Qa4 Rec5?? 38.Qe8+– (38.Qe8 Rc8 39.Rc8 Rc8 40.Qc8+–) 1–0. Sawamura,Tetsushi – Kitada,Makoto, Email Open, 2002.

7.e3 Qe7 8.Be2 0-0-0 9.0-0 Rhe8 10.d4 d5 11.Nc3 dc4 12.Bc4 Ne4 13.Qa4?? Nc3–+ 14.Bc3 Bc3 15.d5?! Ne5 16.Qa7 Nc4 17.Qa8 Kd7 18.Qa4 c6 19.Qc4 Ba1 20.dc6 bc6 21.Ra1 Qd6 22.Nd4?? Bg6 23.Rd1 Ke7 24.Nf5 Bf5 25.Rd6 Rd6 26.Qh4 Kd7 27.Qb4 Rd1 28.Qe1 Re1# 0–1. gtate (1700) – yvesr (1660), net–chess.com, 2002.

7.a3=+ Ne5?? 8.Be5 Bf3 9.gf3 Bc5? 10.Bb2 0-0 11.d4 Bb6 12.Rg1 g6 13.Qc2 c6 14.Nd2 Rc8 15.Bh3 Rc7 16.Qf5 Ne8 17.Ne4 d5 18.cd5 cd5 19.Nc3 Ba5 20.Rc1 Qd6 21.Rg2 Ng7 22.Qd3 Re8 23.Qb5 b6 24.Kd1 Bc3 25.Rc3 Rc3 26.Bc3 Qa3 27.Qb2 Qe7 28.Qb3?? Qb7?? 29.Rg5 Rd8 30.Rg1 Qe7 31.Rg4 f5 32.Bb4 Qc7 33.Rg3 Kh8 34.f4 Rc8? 35.Ba3 Nh5 36.Rg1 Nf6?? 37.f3?? Nd7?? 38.Kd2?? Qb7?? 39.Rc1 Rc1 40.Kc1 Qc6 41.Qc2 Qc4? 42.Qc4 dc4 43.e4 fe4 44.fe4 Nf6 45.d5 Ne4 46.d6 Nd6 47.Bd6 (47.Bd6 b5 48.Be5 Kg8 49.Be6 Kf8 50.f5+–) 1–0. Mitrus,Cezary – Wozniak,A, corr 1. AMM Poland, 1990.

7.e3 0-0 (--> 1.b4 e5 2.Bb2 Bb4 3.Be5 Nf6 4.c4 0-0 5.e3 d6 6.Bb2 Nc6 7.Nf3 Bg4).

7.e3 Ne5?? 8.Be5+- de5 9.Be2?? (9.Qa4 Nd7 10.Qb4 b6+-) 9...Ne4?? (better 9...Qe7-/+) 10.Ne5?? (better 10.Qa4!? Qd7 11.Qb4 c5+-) 10...Nf2 (10...Be2 11.Qa4 (11.Qe2?! Qf6 12.f4 Rd8=; 11.Ke2?! 0-0=) 11...c6 12.Qb4+/-) 11.Kf2 (better 11.Qa4 c6 12.Qb4 Nh1 13.Bg4 Qh4 14.Ke2 Qf2 15.Kd1+-) 11...Be2? (11...Qf6 12.Nf3 Qa1 13.Qa4 c6 14.Qb4 0-0-0+-) 12.Qe2?? (12.Qa4 c6 13.Qb4 Bd3+-) 12...Qh4? (12...Qf6 13.Qf3 Qe5 14.d4+=) 13.g3?? (better 13.Kg1+-) 13...Qf6+/- 14.Qf3 Qe5 15.Nc3?? (15.d4!? Qe7 16.Qb7+=) 15...0-0 (15...Bc3 16.dc3 0-0-/+ (16...Qc3?! 17.Qe4 Kf8 18.Qb7=)) 16.d4= (worse 16.Qb7 Bc3 17.dc3 Rab8-+) 16...Qa5 17.Nb5?? (better 17.Ne2=) 17...c6 18.a3 Be7 (18...cb5?! 19.ab4 Qb4 20.cb5=) 19.Qe4? (19.a4 cb5 20.ab5 Qb4-+) 19...Rae8 (19...cb5?! 20.Qe7 Qd2 21.Kf3-+) 20.Rhb1 (20.Qd3 cb5 21.cb5-+) 20...cb5 21.Rb5 Qd2 22.Kg1 Bg5! 23.Qb7 (23.Rg5 Qe3 Double attack (23...Re4 Discovered attack)) 23...Be3 24.Kh1 Bd4 25.Rf1 Re2 (25...g6!? 26.Qg2 Re2 27.Qh3-+) 26.Rh5 (26.Qf7! Rf7 27.Rb8 Re8 28.Re8 Rf8 29.Rff8) 26...Rf2 27.Rb1 (27.Qb1 g6 28.Rh4-+) 27...Qd3 (27...Qe2 28.Qf7 R2f7 29.Rg1 Qe4 30.Rg2 Rf1) 28.h4 Rb2! 29.Rb2 (29.Rb2 Qf1 Mate attack) 29...Qf1 30.Kh2 Qg1 (30...Bg1 31.Kh1 Bf2 32.Kh2 Qg1 33.Kh3 Qg3) 31.Kh3-+ Qf1?? (better 31...Bb2 32.Qb2 Qh1 33.Qh2 Qf1 34.Qg2 Qc4-/+) 32.Rg2?? (better 32.Qg2 Qc4 33.Rb4 Qe6 34.Kh2=) 32…g6 (32...g6 33.Rb5 Qh1 34.Rh2 Qf1 35.Qg2 Qc4=) 0-1. alessandrocarvalhaes (2025) - Dviol23 (2040), lichess.org, 2021.

6.a3 Ba5 7.e3 0-0 8.Be2 d6 9.Nf3 Bf5 10.Nc3 Bc3 11.Bc3 Ne4 12.Bb2 Rfe8 13.0-0 Nc5 14.d4 Qf6 15.Ra2 Nd7 16.d5 Nce5 17.Nd4 Nc5 18.Nb5 Qe7 19.Bd4 a6 20.Nc3 Qh4 21.f3 Bd3 22.Bd3 Ned3 23.Ne2 b5 24.cb5 ab5 25.Ng3 Qg5 26.Ne4? Qd5-/+ 27.Nc3 Qc4 28.Rc2 Qb3 29.Bc5 Nc5–+ 30.Qe2 c6 (30...c6 31.Rd1 Re6–+) 0–1. Andre,K – Woschkat,Karl_Heinz, corr SOK–91–71, 1990.

6.a3 Bd6 7.g3 Qe4 8.Nf3 Ne5 9.Bg2?? Nd3–+ 10.Kf1 Nb2 11.Qb3 Nc4 12.d3 Na5 13.Qc3 Qf5 14.e4 (14.e4 Qb5 15.e5–+). thotares (1675) – klim_bes, internet, 2007.

6.e3 d6 7.Nf3 Bg4 8.Be2 0-0-0 9.0-0 h5 10.h3 Rh6 11.d4 Rdh8 12.Nbd2 Bd2 13.Qd2 Ne4 14.Qd3 Ng5 15.Ng5 Qg5 16.d5 Ne5 17.Bc3 Bh3 18.g3 Nd3 19.Bd3 h4 20.Rfb1 hg3 21.f4 Qg4 22.Be4 g2 23.c5 Qg3 24.Bd4 Bg4 0–1. brother – ziutek64, internet, 2013.

6.Nf3 d6 7.e3 Bg4 8.Be2 0-0 9.0-0 Rad8 (9...d5 10.cd5 Nd5 11.Nc3=) 10.h3 Bf3 (10...Bf5 11.d4=) 11.Bf3 Ne5 12.Nc3 (12.a3 Ba5 (12...Nc4? 13.ab4 Nb2 14.Qb3+-; worse 12...Nf3 13.Qf3 Ba5 14.Bf6 Qf6 15.Qf6 gf6 16.d4+/-) 13.Be2 d5+=) 12...c6 13.a3 (13.d3!?=) 13...Bc3=+ (worse 13...Nc4 14.ab4 Nb2 15.Qb3+=) 14.Bc3 Nc4 15.Qb3 b5 (15...Ne5 16.Be2 Ne4 17.Rab1=+) 16.a4 (16.Bc6 Rb8 17.Bb5 Nd2 18.Bd2 a6+/-) 16...a6 (16...Ne5 17.Be5 de5 18.Bc6=+) 17.d3 (better 17.Bc6!? Ne4 18.Be4 (worse 18.ab5 Ned2 19.Qa2 Nf1 20.Qc4 Ne3=) 18...Qe4 19.ab5 ab5 20.Qb5+/-) 17...Ne5= 18.ab5 (18.Be5 de5 (worse 18...Qe5 19.Bc6 Rb8 20.ab5+/-) 19.ab5 e4 20.de4 ab5= (worse 20...cb5 21.Ra6 Rb8 22.Ra5+/-)) 18...ab5 (18...Nf3 19.gf3 ab5 20.Ra6-/+) 19.Ra6 (better 19.Be5 de5 20.Bc6=) 19...Nd3?? (19...Nf3!? 20.gf3 Rc8-/+) 20.Qc2?? (better 20.Bf6 Qf6 21.Qd3+-) 20...Nc5=+ 21.Ra2? (better 21.Rc6!? Nfe4 22.Rb1=) 21...Rb8 22.Rfa1 b4 (better 22...Nfe4-/+) 23.Bf6? (better 23.Ra7 Nfd7 24.Bd4-/+) 23...Qf6-+ (23...gf6?! 24.Ra7 (24.Bc6?? b3 25.Qd1 ba2-+) 24...Qe6 25.Bc6-/+) 24.Bc6? (24.Rb2-+) 24...b3 25.Qb1 (25.Qb2 ba2 26.Qf6 gf6 27.Ra2 Rb1 28.Kh2-+) 25...ba2 26.Qa2 Rb2 27.Qa7 (27.Qa7 Qf2 28.Kh1 Qe3 29.Bd5-+). Irchess - chucknorrista (1695), Rated Bullet game, lichess.org, 2014.

7.a3 Ba5 8.Nc3 Bb6 9.d4 d6 10.Nf3 Bg4 11.Be2 Rae8 12.0-0 Qd7 13.Nd2 Be2 14.Qe2 Qf5 15.Rac1 Nd4 16.Qe1 Ne6 17.Nf3 Ng5 18.Ng5 Qg5 19.h3 h5 20.Qe2 Qh6 21.Qf3 Re6 22.Nd5 Nd5 23.cd5 Rg6 24.g3 h4 25.g4 f5 26.Qf4 Qf4 27.ef4 fg4 28.hg4 Rg4 29.Kh2 Rff4 30.Rc3 Rf2 31.Rf2 Bf2 32.Kh3 Rg3 33.Rg3 Bg3 34.Bd4 g5 35.Ba7 b6 36.Bb8 Kf7 37.Bc7 Ke7 38.Bb6 Kf6 39.Kg4 Ke5 40.Bc7 Kd5 41.a4 1–0. mihai740609 – thatissosad, internet, 2014.

7.Nf3 d5 8.Qc2 h6 (8...Bd6 9.a3+=) 9.Be2 (9.a3 Bd6=) 9...Be6 (9...dc4 10.Bc4 Bd6 11.Nc3+=) 10.0-0 (10.cd5 Nd5 11.0-0 Rfd8=) 10...Rfe8 (10...Bd6 11.cd5 Nb4 12.Qc1 Nbd5 13.Nc3=) 11.a3= Ba5 12.d4 (12.cd5 Nd5 13.Nc3 Rad8=) 12...Rad8 (12...dc4 13.Bc4 Bc4 14.Qc4=) 13.Nbd2= Bg4 (13...Ne4 14.Nb3=) 14.Nb3 Qe4?? (better is 14...dc4 15.Bc4 Bb6=) 15.Bd3+– Qe6? (15...Bf3 16.Be4 Be4+–) 16.Nfd2 (better is 16.Ne5 Ne5 17.de5+–) 16...Bd2+= 17.Nd2 Qd7 (17...a5 18.Rfe1+/–) 18.Rfc1 (18.cd5 Nd5 19.h3 Be6+/–) 18...g6 (18...dc4 19.Nc4 Be6 20.Rd1+=) 19.cd5+/– Nd5 (19...Qd5 20.Bg6! Bh3 21.gh3 Qg5 22.Kh1 fg6 23.Rg1 Qd5 24.f3+–) 20.Ne4 Qe7 21.Nc5 Bc8 22.e4 1–0. Feofanov,Alexander – Chagasov,Oleg, Final Omsk, 2010.

7.Nf3 d6 8.Be2 Bg4 9.h3 Bh5 10.0-0 Bg6 11.Qb3 Ne4 12.d3 Nf6 (12...Nc5 13.Qc2=) 13.Bc3 (13.Nc3 Ba5+=) 13...Bc3 14.Nc3 Rab8 15.a4 Na5 16.Qb5 b6 17.Nd5 Qd8 18.Nd4 (18.Nf4 c6 19.Qg5 Qd7=) 18...Nd7 (18...c5!? 19.Nf3 Nd5 20.cd5 Qe7=) 19.Nc6+= Nc6 20.Qc6 Ne5 21.Qc7 Bd3 22.Bd3 (22.Qd8 Rbd8 23.Bd3 Nd3 24.a5+/-) 22...Nd3? (better 22...Qc7!? 23.Nc7 Nd3+=) 23.Qa7+- Nb2 24.Ne7 (24.Qa6!?+-) 24...Kh8+/- 25.Nc6 Ra8 26.Nd8 (26.Qb7!? Qc8 27.Qb6 Na4 28.Qb5+=) 26...Ra7+= 27.Nc6 Rc7 28.Nd4 Nc4 29.Rfc1 d5 30.Nb5 (30.a5 ba5 31.Ra5 Rd8+=) 30...Rcc8 31.Kf1 Rfd8 32.Ke2 g6 33.Na7 (33.Nd4 Rc5+=) 33...Rc7= 34.Nb5 Rcc8 35.Na7 Ra8 36.Nc6 Rd6 37.Ne5?? (better 37.Ne7 Nb2 38.Rc8 Rc8 39.Nc8+=) 37...Ne5-+ 38.Rc7 (38.Rcb1 Kg7-+) 38...Nc4 (38...Kg7!? 39.Ra2-+) 39.Rf7 Kg8 (39...d4 40.ed4 Rd4 41.Re7-+) 40.Rc7 Nb2 41.Rac1 (41.g4 Na4 42.Ra3 Rf6-+) 41...Na4 (41...Ra4 42.Rc8 Kg7 43.R1c7 Kh6 44.Rh8=) 42.Rc8 Rc8 (42...Rd8 43.Rd8 Rd8 44.Rc7-+) 43.Rc8 Kg7 44.Rc7 Kh6 45.Ra7 Nc5 46.Rc7 Ne4 (46...d4 47.ed4 Ne6 48.Rb7-+) 47.f3 Nc5 48.Rb7 (48.h4 d4-+) 48...Kg5 (better 48...Nb7 49.Kd2 b5-+) 49.Re7 (49.Rh7 d4-+) 49...h6 50.g3 Kf6 51.Re8 d4 52.Rf8 (52.ed4 Ne6-+) 52...Kg7 53.Rc8 de3 (53...d3 54.Kd1-+) 54.Ke3 Re6 55.Kd4 Nb3 56.Kc4 Na5 57.Kb5 Nb7 (better 57...Kf6-+) 58.Rc7= Kf6 59.Rb7 Re5 60.Kb6 Rf5 61.Rb8 Re5 (61...Kf7 62.f4 g5 63.fg5 Rg5 64.g4=) 62.Kc6 Re6 (62...Re3 63.Rf8 Ke7 64.Rf4=) 63.Kd5+/- Re3 64.Kd4 Ra3 65.g4 Kg7 66.Ke4 Ra4 67.Ke5 Ra5 68.Ke6 Ra6 69.Ke5 Ra5 70.Kf4 g5 71.Kg3 Ra1 72.h4 Rg1 73.Kh2 Rf1 (73...Rd1 74.Rb7 Kf6 75.Rb6 Kg7 76.Kg3+/-) 74.Kg2 (74.Rb7 Kf6 75.h5 Rf3+=) 74...Ra1 75.hg5 Ra2 76.Kg3 hg5 77.Rb6 Ra1 78.f4 (better 78.Rb4!?+/-) 78...Ra3= 79.Kf2 gf4 80.g5 Ra5 81.g6 Rf5 82.Kf3 Rf6 83.Rb7 Kg6 84.Rb5 Kg7 85.Rg5 Kf7 86.Re5 Kg6 87.Rd5 Rf5 88.Rd6 Kg5 89.Rd7 Rf6 90.Rg7 Rg6 91.Rg6 Kg6 92.Kf4 ½-½. fishissushi (1875) - i_dont_know_who (1810), Rated Blitz game, lichess.org, 2020.

7.Nf3 Re8 8.Be2 d5 9.a3 Ba5 10.cd5 Nd5 11.0-0 Bg4 (--> 1.b4 e5 2.Bb2 Bb4 3.Be5 Nf6 4.c4 Nc6 5.Bb2 0-0 6.e3 d5 7.cd5 Nd5 8.Nf3 Re8 9.Be2 Bg4 10.0-0 Qe7 11.a3 Ba5).

7.e3 d5 8.cd5 Nd5 9.Be2 Bg4 10.0-0 Rad8 11.d4 Rfe8 (--> 1.b4 e5 2.Bb2 Bb4 3.Be5 Nf6 4.c4 Nc6 5.Bb2 0-0 6.e3 d5 7.cd5 Nd5 8.Nf3 Re8 9.Be2 Bg4 10.0-0 Qe7 11.d4 Rad8).

7.e3 Re8 8.Be2 Ne4 9.0-0= d6 10.d3 Ng5 11.Nc3 Nf3 12.Bf3 Ne5?? (better 12...Bc3 13.Bc3 Ne5+=) 13.Nd5+- Qg5 14.Nb4 Re6 (14...c6 15.Rb1+-) 15.Nd5 (15.Bd5 Rh6 16.f4 Qh4 17.fe5 Qh2 18.Kf2 c6+-) 15...Rg6 (15...Qd8 16.Be4+-) 16.Nf4 (better 16.Be4!? f5 17.f4 Qh4 18.Bf5 Bf5 19.fe5 Rf8+-) 16...Rh6 17.Be5 (17.Rb1 c6+-) 17...Qe5 (17...de5 18.Nh5+-) 18.d4 Qg5 19.Rb1 c6 20.g3 Rb8 (20...Qf5 21.Qd3 g5 22.Qf5 Bf5 23.e4+-) 21.Bc6! Bf5 (21...bc6 22.Qa4 Double attack (22.Rb8 Pinning; 22.Rb8 Deflection; 22.Qa4 Decoy)) 22.Rb7 Re8 (22...Rb7 23.Bb7 Qd8+-) 23.Be8 Bg4 24.f3 (24.f3 Bf5 25.Bf7 Kf8 26.Bd5+-) 1-0. pacalmisu (2145) - DVRazor (2210), Rated Blitz game, lichess.org, 2015.

6.Nc3 d6 7.e3 Bf5 8.Nf3 0-0 9.a3 a6 (9...Ne4 10.Ne4 Be4 11.Be2=) 10.d4= h6 11.Bd3 Bd3 12.Qd3 Re8 13.0-0 Qe7 14.Rfe1 Rad8 15.e4 Qd7 16.Rab1 b6 17.Nd2 Ne7 18.f4 Ng6 19.Nd5 (better 19.f5!? Ne7 20.Nf3+=) 19...Nd5=+ 20.cd5 Nf4 21.Qf3 Ng6 22.Qd3 (22.Rf1 Rf8=+) 22...a5 (22...b5 23.g3-/+) 23.g3 Qg4 24.Rf1 f6 25.Qf3 Qf3 26.Rf3 Nh8 27.Nc4?? (better 27.h4=) 27...Re4-+ 28.Rbb3 (28.Rd3-+) 28...Rd4 29.Nb6 (29.Ne3-+) 29...cb6 30.Rb6 Rd5 0-1. Darkseid (1670) - The Word (1765), ChessWorld.net, 2009.

7.d4 Re8 8.Nf3 d6 9.g3 (9.e3!?=) 9...d5 10.cd5 Nd5 11.Nd5 Qd5 12.Bg2 Bf5 13.0-0 Be4 14.Qa4 Rad8 15.Rfd1 b5 16.Qa3 b4 17.Qb2 a5 18.Rac1 a4 19.Rc5?? (better is 19.Qd2=+) 19...Qc5!–+ 20.dc5 (20.e3 Qd5 21.Nh4 Bg2 22.Ng2 Ne5–+) 20...Rd1 21.Bf1 Red8 22.h4 (22.g4 Bf3 23.Qc2 b3 24.ab3 ab3 25.Qb3 Be2–+) 22...Rb1 (23.Qd2 Bf3–+) 0–1. Frankygolucky – marekt, ChessWorld.net, 2004.

7.e3 d5 8.cd5 Nd5 9.Nd5 Qd5 10.Nf3 Bg4 11.Be2 Ne5 12.Ne5 Be2 13.Ke2 Qe5 14.Qb3 b5 (14...Rfd8 15.Rad1=+) 15.Rab1 (15.d4 Qh5 16.f3 c5 17.dc5 Rac8=) 15...c6 16.Qb2 Qb2 (16...Qd6!?=+) 17.Rb2+= a5 (17...Rab8 18.Rc1 Rb6 19.Rc5+=) 18.a4 (18.Rc1!?+/-) 18...b4 19.Rc1 Ra6 20.d4 f5 21.Rbc2 Rf6 22.Rc5 Kf7 23.Re5 g6 24.Rcc5 Re6? (better 24...b3!? 25.Rc3 Rb6+=) 25.Ra5+- Rb6 26.Kd2 Re5? (better 26...b3 27.Kc1 Rb4 28.Ra7 Kf6 29.Re6 Ke6+-) 27.Re5 (27.de5?! b3 28.Kc1 Rb4+/-) 27...Kf6 (27...b3 28.Kc1 b2 29.Kb1+-) 28.Rc5 (28.a5!? Rb8+-) 28...b3 29.Kc1 Ke6 (29...Ke7 30.Kb2 Kd7 31.Rc1+-) 30.Kb2 (30.a5!? Rb4 31.Rc6 Kd7+-) 30...Kd6 31.Rc3 (31.Rc1 Rb8+-) 31...Ra6? (better 31...Rb4+-) 32.Kb3 Ra5 (32...Rb6 33.Kc2+-) 33.f3 (better 33.Rc5!? Ra7 34.a5 Rb7 35.Kc2 Rb4+-) 33...Ra8 34.Rc5 h5 (34...Re8 35.Re5! Rb8 36.Kc3 Rb1+-) 35.h4 (35.e4!? fe4 36.fe4 Re8+-) 35...Rb8 36.Kc2 Rb4 37.a5 f4 (37...Kd7 38.Re5+-) 38.Kc3 Ra4 39.ef4 Ra2 40.f5 gf5 41.Rf5 Rg2 42.Rh5 Rg3 (42...Rf2 43.Rh6 Kd5 44.Rf6+-) 43.Kd3 (better 43.Rf5!? Rh3+-) 43...Rf3 44.Ke4 Ra3 45.Rf5 Kc7 (45...Ke6 46.Rg5+-) 46.h5 Rh3 47.Rf7 Kb8 (47...Kd6 48.Rf6 Kc7 49.h6+-) 48.Rh7 Rh4 49.Kd3 Kc8 (49...c5 50.dc5 Ra4 51.h6 Ra5 52.c6+-) 50.h6 Rh5 (50...Kb8 51.a6 Ka8 52.Ke3+-) 51.a6 Ra5 (51...Kb8+-) 52.a7 c5 53.Rh8 Kb7 (53...Kc7 54.a8Q Ra8 55.Ra8 Kb7 56.dc5 Ka8 57.Kd4 Kb7 58.h7 Kc7 59.Kd5 Kd7 60.h8Q Kc7 61.Qh7 Kd8 62.Kd6 Kc8 63.Qc7) 1-0. Darkseid (1865) - HMAN (1885), ChessWorld.net, 2015.

7.e3 d5 8.Nf3 d4 9.Nb5 (9.Nd4 Nd4 10.ed4 Re8 11.Be2 Qd4-/+) 9...de3 (9...Re8!? 10.c5-+ (10.Nbd4?? Nd4 11.Nd4 Qd4-+; 10.Nfd4?? Nd4 11.Nd4 Qd4-+)) 10.fe3 (10.de3 Qe7-/+) 10...a6 (10...Ne4!?-/+) 11.Nc3=+ Bg4 12.Be2 Re8 13.0-0 Re3?? (better 13...Qd6=+) 14.de3+- Qe7 15.Nd5 Nd5 16.cd5 (16.Qd5?! Rd8 17.Qg5 Qg5 18.Ng5 Be2 19.Rf7 h6+=) 16...Qe3 17.Kh1 Ne5 (17...Ne7 18.Re1 Qa3 19.Ng5+-) 18.Ne5 Be2 19.Re1 Qe5 1-0. Darkseid (1745) - theredflash06 (1945), ChessWorld.net, 2011.

7.e3 d6 8.d4 Bf5 9.Bd3 Bd3 10.Qd3 Re8 11.Rb1 b6 12.Nge2 Qe7 13.0-0 Ne4 14.Nd5+= Qd8 15.f3 Nf6 16.e4 a5 17.a3 Nd5 18.cd5 Ne7 19.Rfc1 Rc8 20.Nf4 Qd7 21.Rc4 Ng6 22.Ng6+/– hg6 23.Rc6 f5 24.Rc2 fe4 25.fe4 Qg4 26.Re1 Re7 27.Re3 Rce8+/– 28.Rce2 Rf8 29.Re1 Qf4 30.Rf1 Qg5 31.Rf8+– Kf8 32.Qc3 Rf7 33.e5 Qf5 34.Qe1 Qg4 35.ed6 Qd4+/– 36.d7 Rd7 37.Qf2 Qf6 38.Rf3 (38.Rf3 Kf7 39.Rf6 gf6 40.Qf3+–) 1–0. Ahrens,Gerhard (1965) – Vetter,Udo, CiF, 2006.

7.e3 d6 8.d4= Bf5 9.Bd3 Bg4 10.Be2 Be2 11.Nge2 Na5 12.Qd3 Re8 13.0-0 c6 14.Ng3 Qd7 15.Rab1 b6 16.Rfc1 Rad8 17.e4 (17.d5 Rc8=) ½–½. Zelezny – Kovar, 1996.

7.e3 d6 8.Nf3 Bg4 9.Be2 Rb8 10.0-0 (10.d4 Qe7 11.0-0 Rfe8 12.Rb1 a6 13.Nd5 Qd8 14.Qd3 Nd5 15.cd5=; 10.d3 Re8 11.0-0 d5 12.cd5 Nd5 13.Nd5 Qd5 14.d4 a6 15.Qb3=; 10.Rb1 Bf5 11.Rb5 Qd7 12.0-0 a6 13.Rb3 d5 14.cd5 Nd5 15.d4=) 10...a6 (10...Qe7 11.d4 Rfe8 12.Rb1 a6 13.Nd5 Qd8 14.Qd3 Nd5 15.cd5=) 11.h3 (11.d4 Re8 12.Rb1 Qd7 13.Re1 b6 14.Nd5 Nd5 15.cd5=) 11...Bh5 (11...Bf3 12.Bf3 Ne5 13.Be2 d5 14.cd5 Nd5 15.Nd5=) 12.d4 Re8 13.a3 (13.Rb1 Qd7 14.Bd3 d5 15.g4=) 13...Nd7 (13...Bg6 14.Bd3 Bd3 15.Qd3=) 14.Nd2 (14.Nd5 Ne7 15.Nf4+=) 14...Bg6 (14...Be2 15.Ne2=) 15.Nb3 (15.Rc1=) 15...f6 16.Bh5 Ne7 17.Bg6 Ng6 18.Qc2 c6 19.a4 Qc7 20.Ne4 Nh8 21.c5 dc5 22.Nbc5 Nf7 23.Rab1 Nc5 24.Nc5 Nd6 25.Rb2 Ra8 26.Nb7! Nb7 27.Qb3 Kf8 28.Qb7 Qb7 29.Rb7 Rec8 30.Rc1 a5 31.Rb6 Rab8 32.Rcc6 Rb6 33.Rc8 Ke7 34.Ra8 Rb1 35.Kh2 Rb2 36.Kg3 g5 37.Ra5 1–0. Zerebecki,Dawid (1675) – Fukowski,Pawel, Kowalewo Pomorskie Poland, 2010.

7.e3 d6 8.Nf3 Bg4 9.Be2 Re8 10.Rb1 Rb8 11.0-0 d5 12.Nd5 Nd5 13.cd5 Qd5 14.a3 b6 15.d4 Re6? (better 15...Rbd8!?=) 16.h3+/- Bf5? (better 16...Bf3 17.Bf3 Qd8+/-) 17.Rb2 (better 17.Rb5!? Qe4 18.Ng5 Qc2 19.Qc2 Bc2 20.Ne6 fe6+-) 17...Rg6? (17...Rf6 18.Rb5 Qd6 19.Bd3+=) 18.Kh1?? (18.Nh4 Rd8+-) 18...Re8? (18...Rd6+=) 19.Bd3?? (better 19.Nh4 Ne7 20.Ng6 Ng6 21.Qa4+-) 19...Bd3= 20.Qd3 Ree6 (20...Ne5 21.Qb5 Qb5 22.Rb5 Nf3 23.gf3=) 21.Nh4 (21.Rc1 Rh6+=) 21...Rgf6 22.Rc1 Re4? (22...g6 23.Nf3+=) 23.Nf3 (better 23.Rb5!? Qe6 24.d5+/-) 23...Qd6?? (better 23...Re7+=) 24.Qe4+- (24.Qe4 Re6 25.Qf4 Qf4 26.ef4+-) 1-0. Darkseid (1865) - shim62 (1995), ChessWorld.net, 2015.

7.Nf3 d5 8.e3 Be6 9.Qb3 b6 10.Qb5 Bd7 11.cd5= Nd4 12.Qb2 Nf3 13.gf3 c6 14.dc6 Bc6= 15.Be2 Qd7 16.Rg1 Qh3 17.Ne4 Be4 18.fe4 Qh2= 19.0-0-0? Qf2 20.Rdf1 Qe2 21.Rf6? Rac8–+ 22.Kb1 Qd3 23.Ka1 g6 24.Qb3 Qd2 25.Rgf1 Rc1 26.Rc1 Qc1 27.Qb1 Qe3 (27...Qe3 28.Qb2 Re8–+) 0–1. Daristedt,D – Mont_Reynaud,Jordy, Berkeley, 1991.

7.Nf3 d6 8.d4 Bf5 9.d5 Na5 (9...Ne7!?-/+) 10.e3= Re8 11.h3 b6 12.Nd4 Bg6 13.Bd3 Bd3 14.Qd3 Qe7 15.0-0 Rad8 16.Rab1 Qe5 17.Ncb5 Rd7 18.Rfd1 a6 19.Nc3 g5? (better is 19...Nb7+=) 20.Nf3+– Qe7 21.Ng5 Kh8 22.a4 Rg8 23.Nce4 Ne4 24.Ne4 f5 25.Ng3 f4? (better is 25...Qg5+–) 26.ef4 Qh4 (26...Qg7+–) 27.Qd4 Rdg7 28.Nf5 Qh5 29.Ng7 Rg7 30.Rd3 (30.Re1!? Qg6 31.g4 h5+–) 30...Qg6 31.Rg3 Qb1 32.Kh2 Qg6 33.Rg6 hg6 34.Qd3 Nb7 35.Qe2 (35.Qc2 Nc5+–) 35...Nc5 36.Qe8 Kh7 37.f3 Nd7 (37...a5 38.Kg3+–) 38.Kg3 (38.h4!? a5+–) 38...Nf6 39.Qc8 Nh5 (39...a5 40.h4 Rf7 41.f5 gf5 42.Qf5 Kg8 43.Kh3+–) 40.Kg4 White prepares the advance f5 40...Nf6 41.Kg5 Nh5 (41...Ng8+–) 42.f5 Ng3 (42...gf5 43.Kh5 Rf7+–) 43.f6 Rf7 44.Qe8 1–0. zuzinkaeaij (1675) – fuszerdopotegi (1695), internet, 2013.

7.Nf3 d6 8.e3 Bg4 9.Be2 Rb8 10.0-0 Bf3 (10...Qd7 11.Nd5=) 11.Bf3+= Ne5 12.Be2 c6 13.d4 Ned7 14.a4 b6 (14...Qa5 15.Qd3+=) 15.a5 ba5 16.Qa4 Re8 (16...c5!?+/–) 17.Qc6+– Rb6 18.Qa4 Ne4 (18...Rb2 19.Qa3 Rb6 20.Qa5+–) 19.Ne4 (19.Qa5?! Nd2+/–) 19...Re4 20.Qa5 Re8 21.Qa7 Rb2 22.Bf3 White intends c5 22...Rb8 23.c5 (23.Rfb1!? Nf6+–) 23...dc5 24.dc5 Nf6? (24...Ne5 25.Bb7 Qd7+–) 25.c6 Re7 26.Qd4 Qd4 27.ed4 Rc7 28.d5 Rd8 (28...Ne8 29.h3+–) 29.Rfd1 (better is 29.d6!? Rcc8 30.c7 Rf8+–) 29...Kf8 (29...Ne8 30.Re1+–) 30.g3 (better is 30.d6 Rcc8 31.Ra7+–) 30...Ne8 (30...Ke7 31.Rdb1+–) 31.Rab1 (31.Re1 Nd6+–) 31...Nd6 32.Rb6 Ke7 33.Rdb1 Nc4 34.Rb8 Rb8 35.Rb8 Nd2 36.Kg2 Nf3 37.Kf3 Kd6 38.Ke4 f6 39.Rb7 Rb7 40.cb7 Kc7 41.Kf5 Kb7 42.Ke6 Kc7 43.Ke7 f5 44.d6 Kc6 45.d7 Kd5 46.d8Q Ke4 47.Kf7 g6 48.Kg7 Kf3 49.Kh7 Kf2 50.Kg6 Kg2 51.Kf5 Kh2 52.g4 Kg3 53.g5 Kg2 54.Qd3 Kg1 55.Kf4 Kg2 56.Qc3 Kg1 ½–½. tyop (1605) – 0a0b, internet, 2013.

7.Nf3 Re8 8.e3 d6 9.Be2 Bf5 10.Qb3 Rb8 11.0-0 Ng4 12.d4 a6 13.h3 Nf6 14.d5 Ne5=+ 15.Nd4 White gets in control 15...Bg6 16.f4 Nd3 17.f5+/– Nc5 18.Qd1 Re3 19.Qc1 Re2 20.Nce2 Bh5 21.g4 Bg4+/– 22.hg4 Ng4 23.Rb1 Qh4 24.Nf3 Qh3+/– 25.Qf4 Re8 26.Qg3+– Qh6 27.Qg4 Re2 28.f6 g6 29.Qc8 Qf8 30.Qf8 Kf8 31.Rf2 Re8 32.Rfb2 h5 33.Kh2?? Re3 34.Rf1 b6 35.Rg2 Rc3 36.Nd2 Rc2 37.a3 Nd3 38.Kh3 g5 39.Rg5 Rd2+= 40.Rh5 Ke8 41.Rf3 Nf2 42.Kh4 Nd3 43.Rh8 Kd7= 44.Kg3 Ne5=+ 45.Rc3 b5 46.c5 dc5 47.Rc5=+ Rd3 48.Kf4 Ng6 49.Ke4 Ra3 50.Rh7 Ra4 51.Kf5 Kd6 52.Rc3= Kd5?? 53.Rf7+– Ne5? 54.Re7 Re4 55.Rc5!! Kc5 56.Re5 Re5 57.Ke5 (57.Ke5 a5 58.f7+–) 1–0. Prestige – FidelitySensory9, 1983.

7.g3 Re8 8.Bg2 d6 9.Nf3 Bg4 10.0-0 Qd7 11.Rb1 Rab8 12.Qa4 a6 13.e3 Bh3 (13...Bf5 14.Rb2=+) 14.Nd4 (14.d4 Bg2 15.Kg2 d5=) 14...Bg2 15.Kg2 Nd4 (15...Ne5 16.Qb3=+) 16.Qd7= Nd7 17.ed4 Nf6 18.d3 Re7 19.Rfe1 Re1 20.Re1 Kf8 21.Ne4 Re8 22.f3 (22.Re3 Ne4 23.de4 c5=) 22...Nd7 (22...d5!? 23.cd5 Nd5-/+) 23.Kf2= Nb6 24.Ng5 (24.Rb1 Rd8+=) 24...Re1= 25.Ke1 h6 26.Ne4 Ke7 27.Kd2 f5 28.Nc3 g5 29.Ke3 Nd7 30.h4 Kf6 (30...c6=) 31.h5?? (31.Nd5 Kf7 32.Nc7 f4 33.Kf2 gh4 34.gf4 Nf6+/-) 31...b6?? (better 31...Kf7!?-/+) 32.f4 (better 32.Nd5!? Kf7 33.Nc7+/-) 32...gf4 33.gf4 Ke6 34.Nd5 c6 35.Nb4 a5 (35...c5!? 36.Na6 Nf6 37.d5 Kd7 38.Nb8 Ke8=) 36.Nc6+/- Nf6 (36...d5!?+/-) 37.d5+- Kd7 (better 37...Kf7+-) 38.d4?? (better 38.Nd4+-) 38...Nh5= 39.c5?? (better 39.Kf3=) 39...bc5 (better 39...Nf6!? 40.Kd3 Nd5 41.Nb8 Kc7 42.Na6 Kc6 43.Nb8 Kb7 44.Nd7 bc5 45.dc5-+) 40.dc5 dc5 41.Na5 Kd6 42.Nc4 Kd5 43.Ne5 c4 44.a4 c3 45.Kd3?? (better 45.a5 Kc5 46.Ng6-/+) 45...Nf4 46.Kc3 Ke5 47.a5 Nd5 48.Kc4 (48.Kd2-+) 48...Nc7 49.Kc5 (49.Kd3 f4 50.Ke2 Ke4-+) 49...f4 50.Kb6 Na8 (50...Na8 51.Kc5 f3 52.Kc6 f2 53.Kc5 f1Q 54.a6 Qc1 55.Kb5 Nc7 56.Kb4 Nd5 57.Kb3 Qc3 58.Ka2 Nb4 59.Kb1 Qb3 60.Kc1 Qc2; 50...Nd5 51.Kb7 f3 52.Kb8 f2 53.Kc8 f1Q 54.Kd7 Qb5 55.Kc8 Qa5 56.Kd7 Qc7 57.Ke8 Qe7) 0-1. AvImd (1740) - jokubas99 (1755), lichess.org, 2020.

7.cd5 Nd5 8.Qb3 (8...Nb6 9.e3=+; 8.e3 Nc3 9.dc3 Qf6=+). Anguis,Miquel Angel – Vranesh_Fallin,Scott (1700), FICGS, 2007.

7.cd5 Nd5 8.Nd5 Qd5 9.e3 Bf5 10.Nf3 0-0 11.Qb3= Qb3 12.ab3 Nb4 13.Rc1 c6 14.d4 Be4 15.Ne5 Rfd8 16.Bc4 Bg2 17.Bf7 Kf8 18.Rg1 Bd5 19.Bd5+/– Rd5 20.Ke2 Ra5 21.Ra1 Rb5 22.f4 Nd5 23.Ra3 a6 24.Kf3 Rd8 25.h4 c5 26.dc5 Rc5+= 27.Rd1 Rc3= 28.Rd3 Rd3 29.Nd3 Nc7 30.b4 Nb5= 31.Rb3 Ke7 32.Ne5 Kf6 33.Rb1 Rd2 34.h5 Na3 35.Rc1 Nc2 36.Ke4 Ke7 37.Rg1 Kf8 38.Rb1 b5 39.Nf3 Re2= 40.Rb3 Ke7 41.Kd3 Rf2 42.Ne5 Kd6 43.Rb1 h6 44.Ke4 Rg2 45.Rb3 Rd2+= 46.Ng6 Kd7 47.Rb2 Ke8 48.f5 Kf7 49.Nf4 Rh2 50.Ra2+/– Rd2 51.Ra6 Nb4 52.Rb6 Ra2 53.Rb5 Ra4 54.Rb7 Kf6 55.Rb6 Kf7 56.Ke5 Ra5 57.Kd4 Nc2 58.Ke4 Ra4 59.Kd3 Ne1 60.Ke2 Nc2 61.Nd5 Ra5 62.Rd6 Ke8 63.Kd2 Rc5 64.e4 Nd4 65.Ke3 Rc6 66.Rg6 Rg6 67.hg6 Nc6 68.Kf4 h5 69.Nc7 Ke7 70.e5 h4? 71.f6 gf6 The passed pawn on g6 quickly leads to threats 72.Nd5 Ke6= 73.g7 fe5-/+ 74.Kg5 (74.Kg5 Kd5 75.g8Q Kc5 76.Qf8 Kd5 77.Qf3 Kc5 78.Kh4+–) 1–0. Conde,Jose A – Winiger,Albert, TT–06 ETC, 2003.

7.cd5 Nd5 8.e3 Nc3 9.dc3 Qf6 =+.

6.Bb4 Nb4 7.Qa4 Nc6 8.cd5 Nd5 9.Nc3 Nc3 10.dc3 0-0 11.Nf3 Qf6 12.Rc1 Rd8 13.e3 Be6 14.Be2 Ne5 15.0-0 Bg4 16.Qe4 Nf3 17.Bf3 Bf3 18.gf3 c6 19.Rfd1 b6 20.Kg2 g6 21.Kg3 Rd1 22.Rd1 Qc3 23.Rd7 a5 24.Rc7. pierre – Red_power, internet, 2008.

6.cd5 Bc3 7.Nc3 Ne5?? 8.e3 (8.d4 Ng6 9.Qa4 c6 10.dc6 0-0+/-) 8...Bf5? (better 8...Nd5 9.Qa4 Nc6=) 9.d4 Nd3?? (better 9...Ng6 10.Qa4 c6 11.dc6 bc6 12.Qc6 Bd7+/-) 10.Bd3+- (10.Bd3 Nd5 11.Bf5 Nc3 12.Qc2+-) 1-0. Darkseid (1800) - TeaCzar (1815), ChessWorld.net, 2009.

6.cd5 Nd5 7.Bg7 Rg8 8.Bc3 Bc3 9.Nc3 Be6 10.Nf3 Qf6 11.Ne4 Qg6 12.d3 Nce7 13.Nc5 Bc8 14.d4 b6 15.Qa4 c6 16.Ne5 b5? 17.Ng6+– Rg6?? 18.Qc2 Bf5 19.e4 Nb4 20.Qb1 (20.Qb1 Be4 21.Qe4+–; 20.ef5 Nc2 21.Kd2 Na1 22.fg6 Rd8+–) 1–0. Pischner,Rainer (2205) – FR (1660), BdF T, 2004.

6.e3 0-0 7.Nf3 Bc3 8.Nc3 Be6 9.d3 (9.cd5 Nd5 10.Nd5 Bd5=+) 9...dc4 (9...d4 10.ed4 Nd4 11.Be2-/+) 10.dc4 Re8 (10...Qe7!?-/+) 11.Be2= Qd1 12.Rd1 Rad8 13.0-0 a6 14.Nd4 Nd4 15.ed4 c6 16.a4 a5 17.Bd3 b6 (17...Rd4? 18.Bh7 Kh7 19.Rd4+-) 18.Rfe1 Kf8 (18...Rd4? 19.Bh7 Kh7 20.Rd4+-) 19.Bf1 h6 20.Rd2 Bf5 21.Rde2? (better 21.Red1=) 21...Re2-/+ 22.Ne2 Bc2 23.Rc1 Ba4 24.Ra1 (24.Rb1-/+) 24...b5 (24...Bb3!? 25.Rb1 a4 26.Nc1-+) 25.cb5 (25.Nc3!?=+) 25...cb5-/+ 26.Nc3 Rd4 27.Nb5 Bb5 28.Bb5 Rd5 29.g3?? (better 29.Ba4-/+) 29...Rb5-+ 30.Kg2 Ne4 31.Ra2 Nc5 32.h4 (32.Kf3 Ke7 33.Ke3 Kd6-+) 32…a4 0-1. Darkseid (1760) - bigmacrook (2190), ChessWorld.net, 2012.

7.Nc3 dc4 8.e3 Be6 9.Nf3 0-0 10.Be2 a6 11.d3 b5 (11...cd3 12.Qd3 Qe7 13.0-0-/+) 12.0-0 Na5 13.dc4 Nc4 14.e4 Re8 15.Qd8 (15.Qc1 Qe7-/+) 15...Rad8-+ 16.Rfd1 (16.Bc4 Bc4 17.Rfe1 Nd7-+) 16...c6 (16...Rd1 17.Bd1 Bc8 18.Bb3 Ne4 19.Ne4 Re4 20.h3-+) 17.Nd4 (17.Rd8 Rd8 18.Bc4 Bc4 19.Ne5-/+) 17...c5?? (better 17...Nb2 18.Rd2 c5-+) 18.Ne6=+ Rd1 19.Rd1 Re6 20.Bc4 bc4 21.Kf1 Kf8 22.f3 Ke7 23.Na4 Nd7 24.Ke2 (better 24.Rc1=+) 24...f5?? (24...Rh6 25.Rh1-/+) 25.Ke3?? (better 25.Rd7 Kd7 26.Nc5 Kd6 27.Ne6 Ke6 28.Ke3 fe4 29.Ke4+-) 25...g5?? (25...Rg6!? 26.Rd5 Rg2 27.Nc5 Nb6 28.Re5 Kd6 29.Rf5 c3=+) 26.Rd5 (better 26.Rd7 Kd7 27.Nc5 Kd6 28.Ne6 Ke6 29.Kd4 fe4 30.fe4+-) 26...f4= 27.Ke2 h6?? (better 27...Nb6 28.Nb6 Rb6 29.Rc5 Rb2 30.Kf1 Rb1 31.Ke2 Rb2 32.Kf1 Rb1 33.Ke2 Rb2=) 28.Rd7+- (28.Nc5?! Nc5 29.Rc5 Rb6=) 28...Kd7 29.Nc5 Kd6 30.Ne6 Ke6 31.Kd2 Kd6 32.a4 (32.Kc3 Kc5 33.a4+/-) 32…Kc5 ½-½. Darkseid (1890) - marbalizer (1705), ChessWorld.net, 2010.

7.Nc3 d4 8.Na4 0-0 9.e3 Re8 10.Nf3 Bg4 11.g3?? (better 11.h3 Bf3 12.gf3-+) 11...Ne4 12.Bg2 Ne5 13.0-0 Qf6 14.d3 (14.Nd4 Bd1 15.Rad1-+) 14…Nf3 (14...Nf3 15.Bf3 Bf3 (15...Qf3?! 16.Qf3 Bf3 17.de4-+) 16.de4 Bd1 17.Rad1 Qc6-+) 0-1. Darkseid (1865) - rgs56 (2660), ChessWorld.net, 2016.

7.Nf3 Bg4 8.Bb4 Nb4=+ 9.Nc3 Qe6 10.e3 0-0-0 11.Be2 Bf3-/+ 12.Bf3 Nd3 13.Ke2 Rhe8 14.Qa4 a6 15.Rab1 Nc5 16.Qc2= Qc4 17.Kd1 g5 18.d4= g4 19.Be2 Qe6 20.Ke1 Nce4 21.Ne4 Ne4 22.f3 Ng5 23.Rb3 gf3 24.Bf3 Nf3-/+ 25.gf3 Rd4 26.Kf2 Rh4 27.Rc3 Re7 28.e4 Rf4 29.Rc1-/+ c6 30.Qd2 Qe4 31.Qd6 Rd7?? 32.Qf8?? Kc7 33.Qc5 Rd2 34.Kf1 Qe2 (34...Qe2 35.Kg1 Qg2) 0–1. robertosalas (2600) – dennism (2360), net–chess.com, 2004.

7.Bf6 gf6 (--> 5.Bb2 d5 6.cd5 Qd5 7.Bf6 gf6).

7.dc3 Bg4 8.Be2 (8.Qb3 dc4 9.Bc4 0-0=+) 8...Be2-/+ 9.Qe2 Ne5 10.Nf3 Nc4 11.Nbd2 Nd2 12.Qd2 0-0 13.0-0 c5 14.Rfd1 Qe7 15.h3 Rfd8 16.Qc2 Qe4 17.Rac1 Rd6 18.Qe4 Ne4 19.Nd2 Nf6 20.Rb1 b6 21.g4 h6 22.a4 Rad8 23.Kg2 g6 24.Rb5 a6 25.Rb2 Re6 26.Kg3 Rdd6 27.h4 g5 28.h5 Kg7 29.Rb3 Kf8 30.Nf1 (30.Kf3 Ne4 31.Ke2 Ke7-/+) 30...Re4 Black intends d4 31.f3 Ra4 32.e4 Ne8 33.Ne3 (33.Rd5 Rd5 34.ed5 b5–+) 33...c4 (33...de4 34.Rd6 Nd6 35.Rb6–+) 34.Rbb1-/+ d4 (34...de4!? 35.Rd6 Nd6 36.Rb6 Ke7–+) 35.Nf5 d3 (35...Rf6 36.Rd4 b5 37.Rd8=+) 36.Nd6= Nd6 37.Rb6 Nb5 38.Rh6 Nc3 39.Rf1 (39.Rd2!?=) 39...Ra2-/+ 40.Rd6 Ne2 41.Kf2 Nd4 (better 41...Ke7!? 42.e5 c3-/+) 42.Kg3= Ne6 43.f4 (better 43.Rf2 Ra1 44.h6=) 43...gf4 44.Kf3 Re2 (44...Ke7 45.Rd5 Re2 46.Ra1-/+) 45.Rc1 Re3 46.Kf2 Re4 47.Rd5 (47.Ra6 d2 48.Rd1 c3–+) 47...a5! 48.h6 (48.Ra5 Re2 Combination) 48...Kg8 49.Ra5 d2 50.Rh1 Kh7 51.Rf5 c3 52.Rf7 Kh8 53.Ra1 Rd4 (53...Rd4 54.Re7 Rd8 55.Re6 c2–+) 0–1. Trokenheim,Marek (1800) – Delcaldo,Ramon (1700), FICGS, 2008.

7.Nc3 d4 8.Nb5 0-0 9.Nd4? (better is 9.Be2!?-/+ d3 10.Bf3 Ne5 11.c5 Qe7 12.Rc1 Rb8 13.h4 Rd8; 9.Nf3 Re8 10.Qa4 Bg4 11.Be2 d3 12.h3 Bh5 13.g4 de2) 9...Nd4–+ 10.ed4 Re8 11.Be2 Qd4 12.d3 Bf5 13.Kf1 Rad8 14.Nf3 Qb2 15.Rb1 Qa2 16.Ra1 (16.Rb7 Ne4! 17.Qb1 Qb1 18.Rb1 Nc3–+) 16...Qb2 17.Rb1 Qa3 (better is 17...Qe2!? 18.Qe2 Re2 19.Ke2 Bd3 20.Ke3 Ng4 21.Kf4 Nf2 22.Rhd1 Nd1 23.Rd1–+) 18.Ra1 Qd6 19.d4 a6 20.Bd3 (20.c5 Qe6–+) 20...Bg4 21.d5 c6 22.Rc1 cd5 23.c5 Qe7 24.h3 Bf3 25.Qf3 Rc8 26.g4 Rc5 27.Kg2 Rc1 28.Rc1 g6 29.Qf4 Qe5 30.Qb4 b5 31.Rc6 Re6 32.Rc8 Re8 33.Rc6 Ne4 34.Ra6 Nf2! 35.Bb5 Ne4 36.Ra3 Rb8 37.Qa4 Qb2 38.Kh1 Rb5 39.Qb5 Qb5 40.Rf3 Qe2 41.Ra3 Qd1 42.Kh2 Qc2 43.Kh1 Qc1 44.Kg2 Qa3 45.Kf1 Qa2 46.Kg1 Qf2 47.Kh1 Ng3# 0–1. Arcon,J (1660) – Ortega,C1 (1720), Provence–ch Majeur op, 1996.

6.a3 Bc3 7.Nc3 Na5 8.Nd5 Qd6 9.Nf6= Qf6 10.e3 0-0 11.d4 b6 12.Qf3+= Qc6 13.Qc6 dc6 14.Nf3 Ba6 15.Nd2 Rad8 16.Be2 f5 17.Rb1 f4 18.c5+/– Be2 19.Ke2 Rd5 20.Rhc1 g5 21.Kd3 fe3 22.fe3 Rf2 23.Ne4 Kg7?? 24.Nf2+– (24.Nf2 b5 25.e4+–) 1–0. Vasquez,Fernando – Weber,Roger, 2006.

6.Bb4 Nb4 7.Qb3? (7.e3!?-/+) 7...d5 (7...Qe5 8.Qb4 Qa1 9.e3–+) 8.a3? (better is 8.e3 Bf5 9.Na3–+) 8...Nc6?? (better is 8...Qe5 9.ab4 Qa1 10.cd5 Bf5–+) 9.cd5= Ne5 (9...Qe5!? 10.Nc3 Nd4=) 10.e3 0-0 11.f4 (11.Nc3!?+=) 11...Ng6= 12.Nf3 (12.Ne2 c6 13.dc6 bc6=) 12...Nf4+= 13.Kf2? (better is 13.Nc3 Rd8 14.Bc4 Ng2 15.Kf2 Ne3 16.de3 Ng4 17.Kg2 Ne3 18.Kf2+=) 13...N4d5–+ 14.Nc3?? (14.Bc4 Ne4 15.Kg1 Nb6–+) 14...Be6 (better is 14...Nc3 15.Kg1 Nce4–+) 15.Nd5 Bd5 (15...Nd5?! 16.Qb7 Rfb8 17.Qc6-/+) 16.Bc4 Ne4 17.Ke2 Bc4 18.Qc4 Nd6 19.Qb4 b6 20.Rhd1 c5 21.Qb2 Rfe8 22.Kf1 c4 23.Rac1 b5 24.a4 a6 25.ab5 ab5 26.Nd4 Rab8 27.Kg1 Qb7 28.Rb1 (28.Qb4!? Qb6 29.Rf1–+) 28...b4–+ 29.Rdc1 g6 30.Nc2 b3 31.Na3 (31.Nd4 Ra8–+) 31...Qe4 32.Qc3 Rbc8 33.Rf1 (33.Qf6 Nf5 34.Nb5 Rcd8–+) 33...Qd5 34.Rf4 (34.Rbd1 Ne4 35.Qb4 Qd3–+) 34...Re4 (better is 34...Ne4 35.Re4 Qe4–+) 35.Re4 (35.Rf2–+) 35...Ne4 36.Qb4 Nd2 (36...Nd2 37.Rc1 Qd3–+) 0–1. domino63 (1695) – baszame (1690), internet, 2013.

6.e3 0-0 7.d4 Ne4 8.Bb4 Qb4 9.Nd2 b6 10.Rb1 Qe7 11.Ne4 Qe4 12.Nf3 d6 13.Bd3 Qe7 14.Qc2 g6 15.0-0 Bb7 16.Rfe1 Nd8 17.d5 c6 18.e4 c5 19.e5+/– Bc8 20.ed6 Qd6 21.Qe2 Bg4 22.Qe5 Nb7 23.Qd6 Nd6 24.Nd2 Bf5 25.Bf5+/– Nf5 26.Kf1 Rae8 27.Ne4 Kg7 28.a4 Nd4+= 29.Nd6 Re1 30.Re1 a6? 31.Ne8+– Kg8 32.d6 Ne6 33.Re6! fe6 34.d7 Kf7 35.d8Q Re8 36.Qb6 (36.Qb6 Kf6 37.Qa6+–) 1–0. Van Rooijen,Peter (1700) – Arrascaeta, Magistral LIAPE, 2002.

6.e3 d5 7.cd5 (7.Nf3 0-0=+) 7...Nd5-/+ 8.Bb5 Bd7 9.Nf3 a6 10.Be2 (10.Bg7? Rg8 (10...ab5?! 11.Bh8 f6 12.a3-/+) 11.Bc6 Bc6-+ (11...bc6?! 12.Bd4=+)) 10...Bc3 (10...0-0-0!?-/+) 11.Nc3= Nc3 12.dc3 Qf6 13.0-0 0-0-0 14.Qc2 h6 (14...Bf5 15.Qb2=) 15.Rfd1 Rhe8 16.Rab1 (16.Nd4 Ne5=) 16...Bf5= 17.Bd3 Bg4 18.Be2 g5 19.Nd4 Ne5 (better 19...Be2!? 20.Ne2 Qg6=) 20.Qb2+/- b6? (20...b5 21.f3 Bd7 22.c4+-) 21.Ba6 (better 21.Bg4 Ng4 22.Qe2+-) 21...Kb8+/- 22.Rd2 Nc4?? (22...c5 23.f3 A) worse 23...cd4 24.ed4 (24.fg4 dc3 25.Rf2 cb2 26.Rf6 Rd2-/+) 24...Bf5 25.de5 Rd2 26.ef6 Rb2 27.Rb2+/-; B) 23...Bc8=) 23.Qb5 (better 23.Bc4 Rd6+-) 23...Ne5 (23...Nd2 24.Nc6 Qc6 25.Qc6+-) 24.f4! Bd7 (24...gf4 25.ef4 Combination) 25.fe5 Re5 (25...Bb5 26.ef6 Ba6 27.Nc6 Kc8 28.Rd8 Rd8 29.Nd8 Kd8 30.Rd1 Ke8 31.Kf2+-) 26.Qd3 (better 26.Rf1 Rb5 27.Rf6 Rb1 28.Kf2 Rf8+-) 26...Bf5 (26...Rde8 27.Rf1 Qe7 28.Re2+-) 27.Nc6! Qc6 28.Qd8 Ka7 29.Qd4 (better 29.Rf1 Ka6 30.Rf5 Re3 31.Rc2+-) 29...Rd5?? (better 29...Bb1 30.Qe5 Ka6+-) 30.Qd5 Qd5 31.Rd5 Bb1 32.Bc4 f5 (32...f6 33.Rd7 Kb8 34.Rf7+-) 33.Bd3 Ba2 (33...Bd3 34.Rd3 c5 35.Rd6+-) 34.Rf5 c5 35.Bb5 Bb1 36.Rf6 h5 37.Rh6 h4 38.Rh5 1-0. Darkseid (1935) - Fulham4 (1690), ChessWorld.net, 2015.

6.Nf3-/+ 0-0 7.e3 Ne4 (7...d5 8.Bb4 Nb4 9.a3+=) 8.Bb2 (8.Bb4 Nb4 9.Nc3 Nc3 10.dc3 Na6=) 8...d6 9.Be2 Bg4 10.0-0 Qe6 11.d3 Nc5 12.Nd4 Be2 13.Qe2 (13.Ne6? Bd1 14.Nc5 Be2–+ (14...dc5?! 15.Rd1 Rad8 16.a3=)) 13...Nd4 14.Bd4 Nd7 (14...a6 15.a3 Ba5 16.Bc5 dc5 17.Nd2=) 15.Nd2 (15.Qb2 Rfb8+/–) 15...Nf6 16.Nf3 Rfe8 17.Qc2 Bc5 18.Bc3 d5 19.Bf6 Qf6 (19...gf6!? 20.d4 Bd6+=) 20.cd5+/– Bb6 21.e4 g5 22.Nd2 (22.h3 h5 23.a4 g4+=) 22...Bf2 (better is 22...c6!? 23.dc6 Rac8+/–) 23.Kh1+– g4 24.g3 Re5? (better is 24...Qg7+–) 25.Qd1 Rh5 (25...Rg5+–) 26.Qg4 Rg5 27.Qe2 Qg7 (27...Re8 28.Qf2 Qf2 29.Rf2+–) 28.Qf2 1–0. tyop (1700) – helder31 (1745), internet, 2013.

7.Nc3 d5 8.cd5 Nd5 9.Nd5 Qd5 10.Nd3 Ba5 11.e3 Bf5 12.Qb3 Qd7 13.Rb1 Rad8 14.Qb5 Bd3 15.Bd3 Qd3 16.Qd3 Rd3 17.0-0 b6 18.Rb3 Rfd8 19.Rd3 Rd3 20.Rd1 Rd2 21.Rd2 Bd2 22.Kf1 Kf8 23.Ke2 Bb4 24.Kd3 Ke7 25.Kc4 Bd6 26.Kd5 Kd7 27.f4 c6 28.Kc4 a5 29.g4 b5 30.Kc3 c5 31.Kb2 Kc6 32.e4 Bf4 33.h3 Be5 34.Kb3 c4 35.Kc2 Kc5 36.Kd2 b4 37.Kc2 a4 38.g5 Kd4 39.g6 fg6 40.h4 Ke4 41.h5 gh5 42.Kb1 Kd3 43.a3 ba3 44.Ka2 Bb2 45.Kb1 h4 46.Ka2 h3 47.Kb1 h2 48.Ka2 h6 49.Kb1 h1Q 50.Ka2 Qa1 0-1. sirgeshdb (1675) - DerBossmane (2110), lichess.org, 2020.

7.Nd3 Ba5 8.Qa4 b6 9.Na3 Re8 10.0-0-0 d5 11.cd5 Qd5 12.Nc2 Be6 13.Kb2 Ne4 14.Ne3 Qb7 15.Qc2 c5 16.Ka1 Qd7 17.g4 c4! 18.Nf4 Nf2 19.Ne6 Nd1 20.Nd1 Qe6 21.e4 Rac8 22.Ne3 Qe5 23.Kb1 Qe4 24.Qe4 Re4 25.Bg2 Ree8 26.Bb7 Rc5 27.Rd1 h5 28.Ba6 b5 29.a4 c3 30.d4 Rc7 31.Nc2 b4 32.Ka2 Re6 33.Bb5 hg4 34.Kb3 Rh6 35.Re1 Rh2 36.Re8 Kh7 37.Bd3 g6 38.Re5 Rd2 39.Rh5 Kg7 40.Ra5 Rd3 41.Kb4 g3 (42.Re5 f5–+) 0–1. frenzee – Delfi4, Arena tournament, 2003.

7.Qc2 Nf2 8.Qf5 Qe7 9.Kf2 d6 10.Qf7 Qf7 11.Nf7 0-0 12.e3 Rf7 13.Ke1 Bd7 14.a3 Ba5 15.Rg1 Re8 16.Kd1 Ba4 17.Kc1 Rf2–+ 18.h4? Re3!! (18...Re3 19.de3 Rc2 20.Kd1 Rg2 21.Kc1 Rg1–+) 0–1. Clark,Mark (2060) – Lowrance,Wayne (1900), FICGS, 2006.

7.Nc3? Nc3–+ 8.Qb3 Ba5 9.dc3 Qf6 10.f4 Qf4 11.Nd3 Qe3 12.Rc1 0-0 13.Qb5 White intends c5 13...Bb6 14.c5 c6 15.Qb4 Re8 16.cb6 Qd3 17.ba7 Ra7 18.Qd4 (18.Rd1 Qe3 19.Qb3 d6–+) 18...Qd4 (18...Ra2?? 19.Qd3 d5 20.c4 dc4 21.Qc4+–) 19.cd4 Ra2 20.d5 cd5 21.Rd1 b5 22.Rd2 Ra1 23.Rd1 Rd1 24.Kd1 b4 25.Kd2 d4 26.h4 Ba6 27.Rh3 Bc4 28.Rf3 b3 29.Kc1 h5 30.Rf2 Ra8 31.Kb1 Ra2 32.Rf4 Rd2 33.g3 g6 34.Kc1 (34.e4 d5 35.ed5 Bd5–+) 34...b2 35.Kb1 Bd5 36.Bh3 f5 37.Bf1 Be4 38.Re4 fe4 39.Bh3 e3 40.Bd7 d3 41.Be6 Kg7 42.Bc4 de2 43.Be2 Re2 44.Ka2 Rd2 45.Kb3 b1Q 46.Kc3 Qc1 0–1. Walker,John T (1915) – Vasile,Constantin (1920), Witold–ROW(s), 2012.

7.Qb3?? Qe5–+ (7...Qe5 8.Nc3 Bc3 9.Qc3 Qc3 10.dc3 d6–+) 0–1. gtate (1915) – peb (1815), net–chess.com, 2004.

7.Nf3 0-0 8.e3 Ne4 9.Bd3 Qf6-/+ 10.Be4 Qa1 11.Qc2 h6 12.0-0 Qf6-/+ 13.a3 Ba5 14.d4 Qe7 15.Bd3 Kh8 16.Qb3 b6 17.Nbd2 Bb7 (17...Bb7 18.Bc2 f5-/+) 0–1. Icic,M – Jacewicz,Grzegorz, corr 3GMM–27, 1996.