CLICK!

Support my work by donation. Thank you!
Click here for more info!

Flag Counter

TESTG650 Release 2023-04-14
Send your 1.b4 games to me, please. Thank you! /Marek
Marek Trokenheim's homepage
(c) Marek Trokenheim

1.b4 e5 2.Bb2 d6 3.c4 f5 4.e3 Nf6 5.Nf3 Be7

(...)

6.a3 0-0 7.Be2 Be6 8.0-0 Nbd7 (8...Nfd7 9.d4=) 9.Nc3 h6 10.d4 e4 11.Nd2 c6 12.f3 ef3 13.Bf3 Nb6 14.c5 dc5 15.dc5 Nbd5 16.Nd5 Nd5 17.Qe2 Bg5 18.Bd5 Bd5 19.Nf3 Bf6 20.Bf6 Qf6 21.Nd4 Be4 22.Rf2 Rad8 23.Raf1 Qg5?? (better is 23...Rd5=) 24.Ne6+– Bd3?? (better is 24...Qe7 25.Nd8 Rd8+–) 25.Qd3 (better is 25.Qa2 Qe3 26.Nd8 Kh7 27.Qd2 Qd2 28.Rd2 Bf1 29.Kf1+–) 25...Rd3+= 26.Ng5 hg5 27.Rf5 Rf5 28.Rf5 Re3 29.Rg5 Ra3= 30.Re5 a5 31.ba5 Ra5 32.Re8 Kf7 33.Rb8 Rb5 34.Kf2 Rb3 35.h4 Ke6 36.Rd8 Rc3 37.Rb8 Rb3 38.Rd8 Rb5 39.Rb8 Kd5 40.Rg8 Kc5 41.Rg7 Kd6 42.g4 Rb3 43.h5 Ke6 44.h6 Kf6? 45.g5+– Ke6 46.h7 Rh3 47.Rb7 Kf5 48.Rc7 48...Kg5= 49.Rc6 Rh7 50.Rc5 Kf6 51.Rc6 Ke5 52.Rc5 Kd4 53.Ra5 ½–½. Fournier,Frederic – Giggettos (1715), Partie amicale, 5m + 2s, 2008.

6.a3 Be6 7.d4 e4 8.Nfd2 Nbd7 9.Nc3 c6 10.Be2 0-0 11.0-0 Qc7 12.f3 d5 13.Qb3 Rad8 14.fe4 Ne4 15.Nde4 de4 16.Na4 b5 17.Nc5 Nc5 18.dc5 a6 19.Qc2 Rd7 20.cb5 ab5 21.Rad1 Rfd8 22.Rd7 Rd7 23.Rd1 Rd1 24.Qd1 Bg5 25.Bd4 Qa7 26.Qa1 Bd5 27.g3 g6 28.Qc3 h5 29.Bd1 Kh7 30.Bb3 Bb3 31.Qb3 h4 32.gh4 Bh4 33.Bb2 Qe7 34.Qc3 Kh6 35.Qh8 Kg5 36.Be5 Kg4 37.Kg2 Qe6 38.h3 Kg5 39.Bf4 1–0. barborski – iszkariota, internet, 2013.

6.a4 0-0 7.Be2 Be6 8.b5 Nbd7 (8...Qe8 9.Ng5 Bd7 10.0-0=) 9.0-0 Rc8 (9...h6 10.d4+=) 10.d3 (10.d4 e4 11.Ng5 Bf7+=) 10...c6 (10...Ng4 11.Nc3=) 11.Nbd2 cb5 (11...h6 12.Rb1=) 12.cb5 (12.ab5!? Qb6 13.Bc3+=) 12...Qa5 (12...Qe8 13.Nc4=) 13.Ng5 Bd5 14.e4 fe4 (better 14...h6!?=) 15.de4+– Bf7 16.Nf7 Kf7 (16...Rf7 17.Bc4 d5 18.Bd5 Nd5 19.ed5+–) 17.Bc4 Ke8 18.Be6 a6 (18...Rd8 19.Qc2+–) 19.Nb3 (19.Nc4!? Qd8+–) 19...Qb6 20.ba6 (20.Qd3 Rd8+–) 20...ba6 21.Qe2 (21.a5 Qb7+–) 21...Rc7 (21...d5 22.Bd7 Nd7 23.Rac1 Rc1 24.Nc1 de4 25.Bc3=+) 22.Kh1 (22.Qd3 Rc6+–) 22...Nc5 (better 22...d5 23.Bd7 Rd7=) 23.Nc5+– Rc5 24.f3 Nd7 (24...Nh5 25.g3+–) 25.Rfb1 Qc7 (25...Qc6!?+–) 26.Qa6+– Bf6 (26...Ra5 27.Bd7 Kd7 28.Qd3+–) 27.Ba3 Rc6 28.Qa8?? (better 28.Qe2+–) 28...Ke7–+ 29.Qb7 Ke6 (29...Qb7 30.Rb7 Ke6 31.a5–+) 30.Qb3 Ke7 31.Rd1 (31.a5 Rb8 32.Bb4 Rc4–+) 31...Rb8 32.Qd3 Nc5 33.Qd5 (33.Bc5 dc5 34.Qc2 Kf8–+) 33...Kf8 (33...Na4!? 34.Rdc1 Nc5 35.Rcb1–+) 34.Rac1 Rc8 35.h3 Nb7 (35...Bg5 36.Rc4–+) 36.Rc6–/+ Qc6 37.Qe6 Rd8 38.a5 Be7 (38...Qa4 39.Rb1 Nc5 40.Bc5 dc5 41.Rb7–/+) 39.Rc1 (better 39.Qf5 Ke8 40.Qh5 g6 41.Qh7 Na5 42.Qg6 Kd7 43.f4=) 39...Qd7–/+ 40.Qd5 Ra8 (40...Nc5 41.Bb4–+) 41.Bb4 (better 41.Rb1 Ra7 42.a6=+) 41...Qa4?? (better 41...Ra6–/+) 42.Qb7+– Rd8 43.a6 Rd7 44.Qb8 (better 44.Rc8 Kf7 45.Qd5 Kf6 46.Bc3+–) 44...Rd8?? (44...Kf7 45.Qc8 g6+–) 45.Rc8 Rc8 46.Qc8 Kf7 47.Qc4 (better 47.Qb7 Qc2 48.a7 Qc1 49.Kh2 Qf4 50.Kg1 Qe3 51.Kf1 Qd3 52.Kf2 Qd4 53.Kg3 Qa7 54.Qa7+–) 47...Kf6? (47...Ke8+–) 48.Qc8 (48.f4 Qa1 49.Kh2 g6+–) 48...g6?? (48...Kf7 49.Qb7 Qd1 50.Kh2 Qc1+–) 49.Qb7+– Qd1 (49...Bf8 50.a7 Qd1 51.Kh2 Bh6+–) 50.Kh2 Qc1 51.Kg3 (51.a7!? Qf4 52.Kg1 Qe3 53.Kf1 Qc1 54.Kf2 Qb2 55.Kg3 Qa2+–) 51...Qf4 (51...h5 52.h4 Ke6+–) 52.Kf2 Qc1 (52...Qh4 53.Kf1 Qf4 54.a7 Qc1 55.Kf2 Qc2 56.Kg3+–) 53.a7 Qc2 54.Kf1 (better 54.Kg3 Qa2+–) 54...Qd1?? (better 54...Qb1 55.Ke2 Qb2 56.Kd1 Qb1 57.Kd2 Qb2 58.Ke1 Qc1 59.Ke2 Qb2 60.Ke3 Qd4 61.Ke2 Qb2=) 55.Be1+– Qd3 56.Kg1 Qe3 57.Bf2 Qc1 58.Kh2 Qf4 59.Bg3 (59.Bg3 Qh6 60.a8Q+–) 1–0. retiponziani (1935) – rmack (1640), ChessWorld.net, 2020.

6.b5 a6 7.Nc3 0-0 8.a4 ab5 9.ab5 Ra1 10.Qa1 Nbd7 11.Be2 Qe8 12.0-0 Nc5 13.Re1 (13.d4 Ncd7+=) 13...Nfe4 (13...e4!? 14.Nd4 Qf7=) 14.Nd5+/- Bd8 15.d4 Nd7 (15...ed4!? 16.ed4 Ne6+=) 16.Qa8+- c6 (16...Bf6!?+-) 17.Qc8 cd5 18.Qb7 (18.cd5?! Bh4 19.Qe8 Bf2 (19...Re8?? 20.Nh4 g6 21.Rc1+-) 20.Kf1 Re8=) 18...dc4 19.Bc4 Kh8 20.de5 de5 21.Rd1 Nec5 22.Qc6 Rf6?! (22...e4 23.Nd4 Bf6+-) 23.Qd5 Bc7 24.Be5! Ne5 (24...Be5 25.Ne5 Combination; 24...Ne5 25.Qc5 Deflection (25.Qc5 Overloading)) 25.Ne5 (25.Qc5?! Nf3 26.gf3 Bb6+-) 25...Be5 26.Qe5!! (26.Qe5 Qc8 27.Qe7+-; 26.Qc5?! Bh2 27.Kf1 Bb8+-) 1-0. marekt (2575) - bobby fissure (2140), ChessWorld.net, 2018.

6.b5 c5 7.Be2 0-0 8.Nc3 (8.d3 a6 9.Nc3 h6+=) 8...a6 9.a4 Kh8 (9...e4!? 10.Ng5 h6=) 10.d3+= b6 (10...Nbd7 11.0-0+=) 11.Nd2 (11.0-0 Bb7+/–) 11...a5 (11...Bb7 12.Bf3 Qc8 13.0-0+=) 12.Bf3+/– Ra7 13.Nd5 Nbd7 14.0-0 Nd5 15.cd5 Bb7 Black prepares the advance f4 16.g3 Bf6 17.Nc4 Qe7 (17...Qc7 18.e4 Bg5 19.ef5+/–) 18.e4 f4 19.Bg4 Bg5 20.Be6 Bc8 21.Qh5 h6 (better is 21...g6!? 22.Qg4 h5+/–) 22.h4+– Bf6 23.Rad1 Rb7 24.Bc1 Rd8 25.gf4 ef4 26.Bf4 Be5 (26...Ne5 27.Be5 Be5 28.Bc8 Rc8 29.f4 Bd4 30.Kg2+–) 27.Be3 Nf6 28.Qf5 Be6 29.de6 Re8 30.Ne5 (better is 30.f4 Bc3 31.Rc1+–) 30...de5+= 31.Qe5 Ng4 32.Qg3 Qe6 (32...Ne3 33.fe3 Qe6 34.Rd2+=) 33.Bc1 h5 (better is 33...Nf6!?+=) 34.f3+/– Ne5 (34...Nf6 35.d4 c4 36.Bd2+–) 35.Bb2 (35.d4!? cd4 36.Rd4 Rf7+–) 35...Rd7+/– 36.Be5 (36.Rf2 Qb3 (36...Nd3?? 37.Rd3 Ree7 38.Rd7 Rd7 39.Rg2+–) 37.Rfd2 Rde7+/– (37...Nd3? 38.Rd3 Qd1 39.Rd1 Rd1 40.Kf2 Rd2 41.Ke3 Rb2 42.Qd6+–)) 36...Qe5+= 37.Qe5 Re5 38.Kf2 Rd4 39.Rg1 Ra4 (39...Kh7 40.Ra1+/–) 40.Rg6+/– c4 41.dc4 Rc4 42.Rb6 a4 43.Rb1 a3 44.Ra6 Rc2 45.Kg3 Rb2 46.Ra1 Reb5 47.R1a3 Re2 (47...Rb1!?+/–) 48.R6a5 Ra5 (48...Reb2 49.Rb5 Rb5 50.Rd3+–) 49.Ra5 g6 50.Ra7 Kg8 (50...Re1 51.Kf4 Rg1 52.Ke5+–) 51.Kf4 Rg2 52.Ke5 Rg3? (better is 52...Rc2+–) 53.Kf6 Rf3 54.Kg6 Rg3 (54...Kf8 55.Kh5 Re3 56.Ra4+–) 55.Kh5 Kf8 56.Ra5 (56.e5 Re3 57.Ra5 Ke7+–) 56...Re3 (56...Kf7 57.Rg5 Re3 58.Rg4+–) 57.Rf5 Ke7 58.Rf4 Ke6 (58...Re1 59.Kg5+–) 59.Kg5 Ke5 (59...Rd3 60.h5 Rd8+–) 60.h5 Rh3 61.Rg4 1–0. Timmermans,Mark (2320) – Galle,Andre (2000), Vlissingen NED, 2014.

6.b5 c6 7.a4 0-0 8.Be2 Qe8 9.Na3 e4 10.Nd4 c5 11.Nb3 Qg6 12.g3 Be6 13.Qc2 Nbd7 14.d3 a6 15.0-0-0 ab5 16.ab5 Nb6 17.Nb1 d5 18.Ba3?? ed3 (18...ed3 19.Bd3 dc4 20.Nc5 cd3 21.Rd3 Rfc8 22.Ne6 Rc2 23.Kc2 Ne4–+) 0–1. Krause – Kuehn, corr DDR, 1968.

6.b5 Nbd7 7.Nc3 0-0 8.d4 e4 9.Nd2 c6 10.a4 d5 (10...c5 11.a5=) 11.Qb3 Kh8 (11...Nb6 12.a5 dc4 13.Bc4 Nc4 14.Qc4 Rf7 15.bc6 bc6 16.0-0=) 12.g3 (12.cd5 c5+=) 12...Re8 (12...dc4 13.Nc4 a6 14.Ba3=+) 13.h4 (13.cd5 c5+=) 13...Nf8 (13...dc4 14.Nc4 Rf8 15.Ba3=) 14.Be2 h6 15.0-0 Ne6 16.Rfd1 Ng4? (16...Nc7 17.Ba3=) 17.Bf1?? (17.cd5!? cd5 18.Bg4 fg4 19.Qd5+- (19.Nd5?! Ng5 20.Nc3 Nf3 21.Nf3 ef3+/-)) 17...Nf8? (better 17...Nc7!?=) 18.cd5 cd5 19.Rdc1 (better 19.Qd5!? Qc7 20.Qc4+/-) 19...Be6= 20.a5 (20.Be2 Rc8=) 20...b6 (20...Bh4 21.b6 f4 22.ef4 e3-/+) 21.ab6= ab6 22.Ra6 Nd7 23.Rca1 (better 23.Bh3+=) 23...Qc7?? (better 23...Rc8=) 24.Ra8+- Ra8 25.Ra8 Kh7 26.Qa2 (26.Ne2 Qb7 27.Qa4 Bb4+-) 26...Bb4 (26...Bh4 27.Ne2 Bg5 28.Bc3+-) 27.Ndb1 (27.Qa7 Qd6 28.Bg2 Ndf6+-) 27...Ndf6 (27...Ne3 28.Be2+- (28.fe3 Qg3 29.Kh1 Qh4 30.Kg1 Qg3 31.Bg2 Qe3 32.Kf1 Nf6-/+)) 28.Qa7 Qd6 29.Rb8 (better 29.Ba3 Nf2 30.Qb8 Qb8 31.Rb8 Bc3 32.Nc3 N2g4 33.Rb6 Bd7+-) 29...Ba5 (29...Nf2 30.Kf2 Ng4 31.Ke1 Qg3 32.Kd2 Qe3 33.Kc2 f4 34.Qb6 Bf7+-) 30.Ba3 Bb4 (30...Qd7 31.Rb7 Qe8 32.Rg7 Kh8 33.Qe7+-) 31.Rb6 Qf8 (31...Ba3 32.Rd6 Bd6 33.b6+-) 32.Re6 Ba3 33.Qa3 Nh5 (33...Qb8 34.Qc5+-) 34.Qd6 (34.Qf8 Ngf6 35.Nd5 Ng8 36.Re8 Nhf6 37.Nf6 Nf6 38.Re7 Nh5 39.Qf5 Kg8 40.Re8) 34...Qd6 35.Rd6 Ngf6 36.Rd7! Nd7 37.b6 (better 37.Nd5 Nhf6 38.Nf6 Nf6 39.Bc4+-) 37...Ndf6 (37...Nb6 38.Nd2 g5+-) 38.Nb5 (better 38.Bb5 Ng8 39.b7+-) 38...Nd7 39.b7 1-0. ClayPigeons (2155) - amitleos (2130), Rated Bullet game, lichess.org, 2020.

6.b5 e4 7.Nd4 0-0 8.Qb3 c5=+ 9.bc6 Nc6 10.c5 (10.d3 d5=) 10...d5 11.a3 (11.Qc2!?=+) 11...Bc5-/+ 12.Nc3 (12.Nc6 bc6 13.Qc2 Qe7-+) 12...Nd4 (12...Bd4 13.ed4 Nd4 14.Qa4-+) 13.ed4 Bd4 14.Be2 (14.Nd5 Bf2 (worse 14...Qd5 15.Bc4 Be6 16.Bd5 Bd5 17.Qb4 Bb2 18.Qb2+/-; 14...Nd5?! 15.Bd4 Rf7 16.Bc4-/+) 15.Kf2 Nd5-+ (worse 15...Qd5 16.Bc4 Be6 17.Bd5 Bd5 18.Qb4+-)) 14...Kh8 15.0-0 Rb8 (15...f4 16.Rab1-+) 16.Rac1 Bb6 (16...f4 17.Rfe1-+) 17.Nb5 Bc7?? (17...d4 18.Qg3 Be6 19.d3-+) 18.Nd4?? (better 18.Nc7 f4 19.f3+-) 18...a6 19.g3 (19.f4 Bd7-+) 19...f4 20.Rfe1 fg3 21.hg3 Ng4 (better 21...Qd7-+) 22.Bf1? (better 22.Rf1-+) 22...Nf2 23.Qc3 (23.a4 Bb6 24.Be2 Qf6-+) 23...Be5 24.Qe3 (24.Re3-+) 24...Ng4 25.Qe2 (25.Qc3 Qf6 26.Re2 Bd7-+) 25...Qg5 (better 25...Bg3 26.Nf5 Bf5 27.Bd4-+) 26.Bg2 (26.Rc8 Bd4 27.Bd4 Rbc8-+) 25…Nf6 (26...Nf6 27.Qe3 Qg3 28.Qg3 Bg3-+) 0-1. ClayPigeons (2150) - amitleos (2130), Rated Bullet game, lichess.org, 2020.

6.b5 h6 7.d4 e4 8.Nfd2 Be6 9.Nc3 Nbd7 10.Be2 0-0 11.Qc2 Nh7 12.Na4 b6 13.d5+= Bf7 14.Nb3 Ne5 15.Nd4 g6 16.0-0-0 Nf6 17.f4 Neg4 18.Bg4+/– Ng4 19.Nc6+– (19.Nc6 Qd7 20.Ne7 Qe7 21.Qc3 Bd5 22.cd5+–) 1–0. Adam,Edmund – Steffan,Johannes, corr, 1967.

6.Nc3 b6 7.d4 e4 8.Ng5 h6 9.Nh3 0-0 10.Be2 d5 11.cd5 (11.Qb3 Qd6+=) 11...Bb4= 12.Qb3 (12.Nf4 Bd6 13.Ne6 Be6 14.de6 Qe7=) 12...Bc3 13.Bc3 Nd5 (13...Bb7 14.d6 Bd5 15.dc7 Qc7 16.Qb2=) 14.Bc4 (14.Nf4 c6 15.Bc4 Ba6+=) 14...Bb7 (better 14...Be6=+) 15.Nf4+/- c6 16.Ne6 Qd6 17.Nf8 Kf8 18.Bd5 (18.Rc1 Ba6+/-) 18...Qd5 19.Bb4 Kf7 20.0-0 (20.Qb2 Nd7+/-) 20...Ba6 (20...Qb3 21.ab3 a5 22.Bd6+=) 21.Rfc1 Nd7? (21...Qb3 22.ab3 Bb5 23.f3+=) 22.Qd5 (better 22.Rc6! Qb3 23.ab3+-) 22...cd5+/- 23.Rc7 Ke6 24.Rc6 Kf7 25.Rd6 (25.Rac1 Bc4 26.a3 a5+/-) 25...Nf6+= 26.Rc1 (26.a4 Bc4+=) 26...Bc4= 27.a4 Rc8 28.a5 b5 (better 28...ba5!? 29.Ba5 Rb8=) 29.Bc5+/- Rc7 30.Ra6 Nd7 31.Ra7 Ra7 32.Ba7 b4 33.Bc5 b3 34.Rb1 Nb8 35.f3 Ke6 36.fe4 fe4 37.g4 Nc6 (37...g6!?+/-) 38.a6!+- Ba6 39.Rb3 Be2 (39...Bc8 40.Rb6 Bd7 41.Bf8+-) 40.Rb6 Kd7 41.Rb7 Ke6 42.Rg7 Nd8 (42...Na5 43.Kf2 Bf3 44.Kg3+-) 43.h3 Nf7 44.Kf2 Bc4 (44...Bd1 45.Rg6 Kd7 46.h4+-) 45.Kg3 (45.h4 Kf6 46.Bf8 Bb3+-) 45...Kf6 46.Rf7! Kf7 47.h4 Kg6 48.Kf4 White prepares g5 48...h5 49.g5 Ba2 50.Ke5 Bc4 51.Bd6 Ba2 52.Be7 Bc4 53.Bf6 Ba2 54.Kd6 Bc4 55.Kc5 Ba2 56.Kb4 Bc4 57.Kc3 Kf7 58.Kb2 Kg6 59.Be7 Kf7 60.Bd8 Kg6 61.Kc3 Kf7 62.Kb4 Kg6 63.Kc5 Kf7 64.Kd6 Kg6 65.Ke5 Ba2 66.Kf4 Bc4 67.Be7 Bb3 68.Bc5 (68.Bb4 Ba2+/-) 68...Bc4 (68...Ba2 69.Bb6 Bb3+/-) 69.Bb4 Bb3 70.Bd2 Bc4 71.Be1 Bb3 72.Bg3 Bc4 73.Ke5 Bb3 74.Bf4 Bc4 75.Kd6 Bb3 76.Kc5 Bc4 77.Kb4 Kf7 78.Kc3 Kg6 79.Kb4 Kf7 80.Kc3 Kg6 81.Kb4 (81.Be5 Kf5+/-) 81...Kf7 82.Kc3 (82.Ka5 Kg6+/-) 82...Kg6 83.Kb4 (83.Be5 Kf5+/-) 83...Kf7 84.Kc3 (84.Be5 Kg6+/-) 84...Kg6 85.Kb4 (85.Be5 Bd3+/-) 85...Kf7 86.Kc3 (86.Be5 Kg6+/-) 86...Kg6 87.Kb4 (87.Be5 Kf7+/-) 87...Kf7 88.Kc3 (88.Bg3 Ke6+/-) 88...Kg6 89.Kb4 (89.Be5 Bd3+/-) 89...Kf7 90.Kc3 (90.Be5 Ba2+/-) 90...Kg6 91.Kb4 (91.Be5 Bd3+/-) 91...Kf7 92.Kc3 (92.Be5 Kg6+/-) 92...Kg6 93.Kb4 (better 93.Be5!?+/-) 93…Kf7=. zembelek (2095) - ruter (2120), Rated Blitz game, lichess.org, 2014.

6.Nc3 Be6 7.d4= Nbd7 8.Qc2 0-0 9.Ng5+/– Bf7 10.Nf7 Rf7+= 11.c5 ed4 12.ed4 d5 13.Bd3 Ne4? 14.Nd5+– (14.Ne4?! fe4 (14...de4? 15.Bc4+–) 15.Be2 c6=) 1–0. Sicker,Rolf – Bertram,Mike, TT–04–0021 A, 2004.

6.Nc3 g6 7.d4 (7.Be2 a5 8.ba5 Nc6=) 7...e4 8.Nd2 c5 (8...a5 9.a3=) 9.bc5 (9.dc5 dc5 10.Nd5 0-0+=) 9...dc5= 10.d5 a6 (10...0-0 11.Be2=) 11.Be2 Bd6 12.Qa4 Bd7 13.Qb3 Bc8 (13...b6 14.0-0+=) 14.h3 (14.0-0 0-0+/–) 14...0-0+= 15.Na4 (15.0-0 Be5+=) 15...Nbd7 16.Rc1 (16.Rd1 b6+=) 16...Rb8= 17.0-0 Ne8 18.f3 ef3 19.Nf3 (19.Rf3 Ne5 20.Rf2 b6+=) 19...Nc7 (19...Qe7 20.Rce1=) 20.Qc3+= Qf6 21.Qf6 Nf6 22.Nb6 Nd7 23.Nd7 Bd7 24.Be5 Ne8 25.Bd3 b5 26.Bd6+/– Nd6 27.Ne5 Rb7 28.Nd7+/– Rd7 29.cb5 ab5 30.Rc5 Re7 31.Bb5+– Re3 32.a4 Nb5 33.ab5 Rd3 34.Re1 Rd8 35.b6 Rb3 36.Re6 Rb1 37.Kf2 Rb2 38.Kf3 Rb3 39.Kf4 Rb4 40.Kg5 (40…f4 41.Kf6+–; 40.Ke5 Kf8+–) 1–0. Waibel,Ulrich – Behean,William, compuserve, 1995.

6.c5 e4+= 7.cd6 Bd6 8.Nd4 0-0 9.Na3 c6 (9...Bb4? 10.Qb3 Nd5 11.Bc4 Bd2 12.Kd2+–) 10.Qb3 Kh8 11.Nc4 Bc7 12.h3 (12.d3 b5 13.Nd2 a5=) 12...b5 13.Na5 Ba5 14.ba5 Qa5 15.a4 b4 16.Rc1 c5 17.Nb5 Qb6 18.a5 Qc6 19.Be5 Be6 20.Qc2 Nbd7 21.Nd4 Qd5 22.Bf6 Rf6 (worse is 22...gf6 23.Ne6 Qe6 24.Bc4+=; 22...cd4?! 23.Bd4 Qa5 24.Qb2+=) 23.Ne6 Qe6 (23...Re6?! 24.Bc4 Qd6 25.Be6 Qe6 26.0-0=) 24.Bb5 Rc8 25.Bd7 (25.Bc4 Qe7–+) 25...Qd7 26.Qa2 Rd6 27.Rc2 (27.Qc2 c4–+) 27...c4! 28.Rc4 (28.Qa1–+) 28...Rc4 29.Qc4 Rc6 (29...Rc6 30.Qb3 Rc1 31.Ke2 Qb5 32.d3 Rh1–+; 29...Rd2?! 30.0-0+=) 0–1. Hecimovic,Ivan (2230) – Zelic,Mladen (2360), Zadar op, 1997. (=1.Nf3 f5 2.b4 d6 3.Bb2 e5 4.e3 Nf6 5.c4 Be7)

6.d3 c6 7.Be2= e4 8.Nd4 0-0 9.0-0 c5 10.Nc2 Nbd7 11.Nd2 Kh8 12.de4 fe4 13.a3 Qc7 14.Rc1 Ne5= 15.Ne1 Bf5 16.Qb3 Bg6 17.f4 ef3 18.Ndf3 Nfg4 19.h3 Nf3 20.Nf3 Ne5 21.bc5 Qc5 22.Bd4 Qc7 23.Qc3 Bf6= 24.c5 Nc6 25.cd6 Qd6 26.Rcd1 Qe7 27.Bd3 Rac8 28.Qe1 Bd3 ½–½. Nemec,Zdenek – Jirousek,Jim V, corr or01–010, 2001.

6.d3 Be6 7.Be2 Nbd7 8.0-0 c6 9.a4 Qc7 10.Nc3 0-0 11.b5 a6 12.h3 (12.Ng5 Bf7+=) 12...f4 13.ef4 ef4 14.Qd2 Nh5? (better is 14...d5=) 15.Nd4+– Bf7 16.Bc1?? (16.Bh5!? Bh5 17.Ne6+–) 16...ab5 (better is 16...Bf6 17.bc6 bc6+=) 17.ab5?? (better is 17.Bh5 Bh5 18.Ne6+/– (18.cb5?! Nc5=)) 17...Ra1–+ 18.bc6 bc6 19.Bh5 Bh5 20.Ne6 Qc8 21.Nf8 Qf8 22.Qb2 Ra8 23.Ne4 d5 24.cd5 cd5 25.Nc3 Bf6 26.Qb3 Bc3 27.Qc3 Qf6 28.Qc7 Rd8 29.Bf4 Qf7 30.Qd8+– Qe8 31.Qe8 Be8 32.Re1 Bf7 33.Re7 Nf6 34.Be5 Nh5 35.d4 h6 36.g4 Nf6 37.Bf6 gf6 38.f4 Kg7 39.f5 Kf8 40.Ra7 Kg7 41.Kg2 Kf8 42.Kf3 h5 43.gh5 Bh5 44.Kf4 Bf7 45.h4 Kg7 46.Kg4 Kf8 47.h5 Kg8 48.h6 Be8 49.h7 Kh8 50.Ra8 1–0. joaquimbage – martacmarius, internet, 2013.

6.Be2 Na6 7.Qa4 Bd7 8.b5 =+.

6.Qb3 Nbd7

7.d4 e4 8.Ng5 Nf8 9.Nc3 h6 10.Nh3 g5 11.d5 c6 12.Be2 cd5 13.Nd5+/– Rg8 14.Ne7 Qe7 15.0-0-0 Rg6+= 16.Rd2 Be6 17.Qa4 Kf7 18.Rhd1 Qc7 19.Rd6 Bc4= 20.Bc4 Qc4 21.Kb1 Ke7 22.Qa5+/– Ne8 23.Rg6 Ng6 24.Qf5 Qe6 25.Qc5 Kf7 26.Rd5 Rc8 27.Qd4 Rc7? 28.Rg5!+– 1–0. Kuhlmann – van Troost, 1973.

7.Ng5 Nb6 8.c5 Nbd5 9.Bc4= c6 10.b5 Qc7 11.d3 dc5 =.

7.Ng5 Nf8 8.d4 e4 9.Nh3 Ng6 10.Nc3 0-0 11.Be2 c6 12.d5 Ng4 13.c5 Kh8 14.Rd1 Qc7 15.0-0 dc5–/+ 16.bc5?? Qh2# 0–1. Wittstock,G – Mayr,F, corr ICCF EU/M/GT/264 (year?).

6.b5 Be6

7.d4 e4 8.Nfd2 0-0 9.Nc3 Nbd7 10.Be2 Qe8 11.0-0 Qg6 12.f4 ef3 13.Bf3 Ng4 14.Qe2 Qh6 15.h3 Ne3 16.Bb7 Rab8 17.Bd5 Bd5 18.Qe3 Qe3 0–1. mihai740609 – emiliux, internet, 2014.

7.d4 h6 8.de5+/- de5 9.Qd8 Bd8 10.Ne5 0-0 11.Be2 a6 12.a4 ab5 13.cb5 Be7 (13...c5 14.0-0+/-) 14.0-0 Nbd7 (14...Bd6!? 15.a5+-) 15.Ng6+- Rf7 16.Ne7 Re7 17.Rc1 Nd5 18.Nd2 (18.a5 Kf7+-) 18...N7f6 (18...b6 19.Bc4+-) 19.Bf3 Ra7 (19...Kf7 20.a5+-) 20.a5 b6 21.a6 Nb4 (21...Kf7+-) 22.Ba3 (22.Ba3 Nfd5 23.Bd5 Nd5 24.Be7 Ne7 25.Nf3+-) 1-0. ClayPigeons (2145) - FredValdezAmeneyro (2135), Rated Blitz game, lichess.org, 2021.

6.Nc3 Na6

7.Qa4 Bd7 8.Qb3 =+.

7.Qa4 Bd7 8.b5 =+.

6.Nc3 c6

7.Qb3 Be6 8.d4 e4 9.Ng5 Bg8 10.d5 Qc8 11.Rc1 h6 12.Nh3+= Nbd7 13.b5 c5 14.Nf4 Ne5 15.Na4 Nfd7 16.h4 Bf6 17.Be2 Bf7 18.Nh5 Nd3=+ 19.Bd3 Bh5 20.Be2 Be2 21.Ke2 Ne5 22.Be5 Be5 23.Qc2 0-0 24.Nc3 Bc3 25.Qc3 f4 26.Rcg1 fe3 27.Qe3 Qg4 28.Kd2 Rae8 29.Rf1 Rf6 30.Qh3? Qf4 31.Qe3=+ Qg4 32.Qh3 Qf4 33.Qe3=+ Qe5 34.Kc2 Ref8 35.Rh3 Rf4 36.Kb3 Rg4 37.Rg3?? Rh4 38.Qc3 Rg4?? 39.Qe3 Qf4 40.Re1 Rg3 41.fg3 Qe3 42.Re3 Re8 43.Kc2 Kf7 44.Kd2 b6 45.Ra3 Re7–+ 46.Ke3 Kf6 47.Ra6 Kg5 48.a4=+ Rd7 49.a5 ba5 50.Ra5 Kg4 51.Ke4 g6 52.Ra1 Re7 53.Kd3= Kg3 54.Rf1 Kg2 55.Rf6 Rg7 56.Rd6 h5 57.Ra6 h4 58.Ke3 h3–+ 59.Kf4 h2 60.Ra2 Kh3 61.Ra3 Kh4 62.Ra1 g5 63.Kf5 g4 64.Re1 Kg3 65.Ra1 Kg2 66.Ra2 Kh3 67.Ra6 h1Q (67...h1Q 68.Rh6 Kg2 69.Rh1 Kh1–+) 0–1. De Visser,Arno – Rowe, Guernsey, 1983.

7.Be2 0-0 8.0-0 Kh8 9.d4 e4 10.Nd2 d5 11.cd5 cd5 12.b5 Be6 13.a4 Nbd7 14.Ba3 Rc8 15.Be7 Qe7 16.Qb3 Rc7 17.Rfc1 Rfc8 18.Rc2 Qf7 19.Rac1+= g5 20.Bd1 f4 21.ef4 gf4= 22.Nf1 Bf5 23.Rb2 Nb6 24.Ra1?? Rc3–+ (24...Rc3 25.Qb4 Qg6–+) 0–1. Skaug,Thorbjorn – Forsberg,Jan (1625), Klubbmesterskap, 2003.

7.Be2 0-0 8.Qb3 Kh8 (8...e4 9.Nd4=) 9.d4 e4 10.Nd2 Be6 11.a4 d5 12.g3 (12.c5!?=) 12...Nbd7 13.b5 Qe8 (13...cb5 14.ab5 dc4 15.Bc4 Bc4 16.Nc4=) 14.Ba3 Qf7 15.Be7 Qe7 16.h4 (16.Rd1 dc4 17.Bc4 Bc4 18.Nc4 Nd5=) 16...c5 (16...dc4 17.Nc4 cb5 18.Nb5+=) 17.Qa3 (17.cd5!? cd4 18.ed4=) 17...Rac8+= 18.0-0 dc4 19.Bc4 (19.Nc4 Bc4 20.Bc4 Rfd8+=) 19...Bc4–/+ 20.Nc4 Qe6 21.Ne5 (21.Nd2!?–/+) 21...cd4 22.ed4 g6 ½–½. Krivoshapko,Alexander – Strigachenko,Yuri, Omsk CC Championship SF, 2010.

7.Be2 0-0 8.d3 Be6 9.0-0 Kh8 10.a4 a5 11.b5 c5 12.e4 fe4 13.Ng5 Bg8 14.Nge4 Nbd7 15.Bf3 Rb8 16.Ng3 Qe8 17.Qe2 Qg6 18.Rae1 b6 19.Bc6 Rbd8 20.f4 Ng4?? (better is 20...Nb8+=) 21.Be4+– Qh6 22.Qg4 ef4 (22...Nf6 23.Qd1 Ne4 24.Re4+– (24.de4?! Bc4 25.Nf5 Rf5 26.ef5 Bf1 27.Rf1 d5+–; 24.Nge4?! Rf4 25.Bc1 Rf1 26.Rf1 Qg6+–)) 23.Nf5 Qf6 (23...Qg5 24.Qg5 Bg5 25.Nd5+– (worse is 25.Nd6 Nf6 26.Nf5 Ne4 27.Ne4 Rf5+–)) 24.Ne7 Qe7 25.Bh7! (25.Rf4 Ne5 26.Bf5 g6 27.Bg6 Nf3 28.Kf2 Qe1 29.Kf3 Rf4 30.Qf4 Qf1 31.Ke3 Qf4 32.Kf4 hg6 33.Nd5 Kh7 34.Nb6 Rf8 35.Kg3 Rf1+/–) 25...Bh7 26.Re7 (26.Re7 Rf7 27.Rf7 Bg6 28.Qg6 Re8 29.Qg7#) 1–0. aspasio (2570) – jupiter (2490), net–chess.com, 2012.

6.d3 Nbd7

7.Qb3 Nf8 8.Nc3 Ne6 9.Be2 c6 10.0-0 0-0 11.Nd2 Kh8 12.Qd1 Qb6 13.a3 Bd7 14.Na4 Qc7 15.f4 g5?? 16.fe5+– de5 17.Rf5 Nd4 18.Rf1 Nf5+/– 19.Qc1 c5 20.b5 Ne3+= 21.Re1 Bd6 22.Ne4+/– Nf5 23.Nac3 Ne4 24.Ne4 Rae8 25.Qg5 Re6 26.Nd6+– Qd6 27.Bf3 Rg6 28.Qd2 Nd4 29.Bd4 Qd4+= 30.Kh1 Rf3 31.gf3+/– Bh3 32.Qe3 ½–½. Puls,Georg – Mai,Wolfgang, corr DDR–ch M596, 1976.

7.Be2 0-0 8.0-0 c6 9.Nc3 d5 (9...a5 10.b5=) 10.a3 (10.cd5 cd5 11.Qb3 Nb6+–) 10...dc4 (10...Bd6 11.Qb3+=) 11.dc4 (11.d4 Nb6 12.de5 Nfd5+=) 11...Ne8 (11...c5 12.Nd5 e4 13.Ng5+=) 12.b5 (12.c5 Qc7+–) 12...Nc5 (better 12...Nc7!?+=) 13.Ne5 (13.Qd8 Bd8 14.Ne5 Bf6+–) 13...Qd1 (13...Qc7 14.Na4+–) 14.Rfd1+– Bf6 15.Nd3 Nd3 16.Bd3 Be6 (better 16...cb5 17.cb5 Be6+–) 17.e4 (better 17.Rab1!?+–) 17...fe4+= 18.Ne4?? (better 18.Be4 Bc4 19.Rab1+=) 18...Bb2–+ 19.Ra2 Be5 (19...Bf6 20.Re2–+) 20.Ng5 (20.Nc5!? Bf5 21.Nb7 cb5 22.c5 Bd3 23.Rd3–+) 20...Bf5–+ 21.Bf5 Rf5 22.Ne6 Kf7 (22...Rf6 23.Nc5 Rd6 24.Rb1–+) 23.Nc5? (23.Nd8 Ke7 24.Nb7 cb5 25.Re2 bc4 26.f4–/+) 23...Bh2! 24.Kh2 Rc5 25.Rd7 Ke6 (25...Kg6 26.a4–+) 26.Rb7 cb5 (26...Kf6 27.Re2 cb5 28.cb5–+) 27.cb5 Rc7 (27...Nc7 28.a4–+) 28.Re2 Kd7 29.Rc7 Nc7 30.a4 (30.Rd2 Ke6 31.a4 Nd5–+) 30...Re8 (30...Nd5 31.Re4–+) 31.Rd2 Kc8 (31...Ke6 32.Kg3–+) 32.f3 (32.Rd4 Rd8 33.Rg4 g6–+) 32...Re7 (32...Rd8 33.Re2–+) 33.Rc2 (33.Kg3 Rd7 34.Re2 Nd5 35.Re8 Kc7–+) 33...Kb7 34.Rc5 (34.Rd2 a6 35.ba6 Ka6–+) 34...Rd7 (34...Kb6 35.Rh5–+) 35.a5? (35.Rh5–+) 35...Rd5 36.a6 (36.Rd5 Nd5 37.Kg3 Nc3–+) 36...Kb8 37.Rd5 Nd5 38.g4 (38.Kg3 Kc7–+) 38...Nc3 (38...Kc7!? 39.g5–+) 39.f4 (39.Kg3 Kc7–+) 39...Nb5 40.Kg3 Kc7 41.f5 (41.Kf3 Nd6–+) 41...Kd6 42.Kf4 Nc7 43.g5 (43.Kg5 Ke5–+) 43...Na6 44.f6 gf6 45.gf6 Ke6 46.Kg5 Nc5 (46...Nc5 47.Kf4 a5–+) 0–1. Goldmund,Heike – Piantadosi,Angelo, FICGS, 2013.

6.Be2 a5

7.b5 c6 8.a4 0-0 9.0-0 Nbd7 10.d3 c5 11.Nbd2 b6 12.Nb3 h6 13.d4 cd4 14.ed4 e4 15.Ne1 (15.Nh4!?+/–) 15...Bb7 16.Rc1 Rc8 17.f3 Qe8 18.d5 Qg6 19.Nd4 Ne5 20.Ne6 Rfe8 (20...Rf7!?+/–) 21.fe4+– fe4 (21...Ne4? 22.Bh5 Qh7 23.Be8 Re8 24.Nd3+–) 22.Be5 de5 23.Nc2 Bc5 24.Kh1 (24.Nc5 Rc5 25.Ne3 Bc8+/–) 24...Re7 (24...Re6!? 25.de6 e3=) 25.Nc5+= Rc5 26.Ne3 Bc8 27.d6 Re6 (better is 27...Rf7+=) 28.Ng4?? (better is 28.Nf5!? Kh7 29.Qd2+/–) 28...Bd7 (better is 28...Ng4 29.d7 Bd7 30.Qd7 Ne3–/+) 29.Nf6= Rf6 30.Rf6 Qf6 31.Qf1 (better is 31.Rc3!?=) 31...Qd6–/+ 32.Rd1 Qe6 (32...Qe7 33.Qf2–/+) 33.Rd2 Qf5 (33...Qe7 34.Qd1 Be6 35.Rd6+=) 34.Qd1 (better is 34.Rd6!?+=) 34...Be6+= 35.Rc2 Qf7 (better is 35...Qf6!?–/+) 36.Qd8= Kh7 (36...Qf8!? 37.Qb6 Bg4=) 37.Qb6+/– Rc7 (37...Qf2 38.h3 (38.Qa5?! Bg4 39.Qd2 Be2 40.Qe2 Qe2 41.Re2 Rc4=) 38...Qe1 39.Kh2+–) 38.Qe3 (38.Qa5 Bc4 39.Qb6 e3+–) 38...g6 (38...Rd7 39.Qc5+/– (39.Qe4 Bf5 40.Qe5 Bc2–+)) 39.Rc1 (39.Qe4?? Bf5 40.Qe3 Bc2–+) 39...Qf4 (39...Bc4? 40.Qc3 e3 41.b6+– (41.Bc4?! e2 42.Bf7 Rc3+–)) 40.Qf4 (40.Qc3 Rd7 41.c5 Rd4+/–) 40...ef4 41.c5 Bb3 42.b6 Rc8? (42...Rb7 43.Ba6 Rb8+–) 43.b7+– Rb8 (43...Rf8 44.c6 Bd5 45.Ba6+–) 44.c6 Ba4 (44...Ba4 45.c7 Rb7+–). ourang – esamazegyes, internet, 2013.

7.b5 Nbd7 8.d4 e4 9.Nfd2 d5 10.0-0 c6 11.Nc3 0-0 12.Qb3 Nb6 13.c5 Nbd7 14.a4 Kh8 15.Rae1 Qe8 16.Qc2 Nh5 17.Qd1 Ndf6 18.f3 ef3 19.Nf3 Ne4 20.Ne4 fe4 21.Ne5 Nf6 22.Bc3 Bd8 23.Rf2 Bc7 24.Ref1 Be5 25.de5 Nd7 26.Bh5 Qd8? 27.e6 Rf2 28.Rf2 Nf8 29.Bg7! Kg7 30.Rf7 Kh6 31.e7 (31...Qe7 32.Re7+–) 1–0. Schirmer,Michael – Bennett,Hilton, email 4AMM–F, 1998.

6.Be2 Nc6

7.a3 Be6 8.d3 0-0 9.Nbd2 e4 (9...Qe8 10.0-0=) 10.de4 fe4 11.Nd4 (better is 11.Ng5 Bf5 12.Nde4+/–) 11...Ne5?? (better is 11...Nd4 12.Bd4 c5 13.Bf6 Bf6=) 12.Ne6+– Qd7 13.Nf8 Rf8 14.0-0 (14.Ne4 c6 15.Ng3 Qe6+–) 14...Nfg4 (14...Qe6 15.Qc2 Ned7 16.Bd4+–) 15.Bg4 Ng4 16.Ne4 Bh4 (16...c6 17.Qd4 Nf6 18.Rad1+–) 17.Ng3 (17.Qd5 Qf7+–) 17...Be7 (17...Bg3 18.Qd5 Qf7 19.Qf7 Rf7 20.hg3+–) 18.h3 (better is 18.Qd5 Kh8 19.Qb7 a5+–) 18...Ne5 (18...Nf6+–) 19.Be5 de5 (19...Qe6 20.Bb2 c6+–) 20.Qd7 (20.Qd7 Rf7 21.Qc8 Bf8 22.Qb7+–) 1–0. Fournier,Frederic (1770) – gotapower (1680), Active, 2007.

7.b5. 1–0. Blaszczak – Kern,Mi, corr 3GMM–60 1995.

6.Be2 e4

7.Nd4 c5 8.Nc2 0-0 9.0-0 Nc6 10.a3 Be6 11.d4 ed3 12.Bd3 Ne5 13.Qe2 Qc7 14.Nc3 a6 15.b5 Rad8 16.e4 f4 (16...Nd3!? 17.Qd3 fe4 18.Ne4 ab5 19.cb5 d5+=) 17.f3 Nfd7 18.ba6 Nd3 19.Qd3 Ne5 20.Qd2 Nc4 (20...ba6?! 21.Nd5 Qd7 A) 22.Nf4? Nc4 (22...Bc4?! 23.Rfd1=) 23.Qc1 Rf4–+; B) worse is 22.Ne7 Qe7 23.Be5 de5+=; C) 22.Be5 de5 23.Qa5 Bd5 24.Rfd1+=) 21.Nd5 Qd7 (21...Nd2 22.Nc7 Bc4 A) 23.ab7? A1) 23...Bf1?! 24.Ne6 (24.Rf1? Nf1 25.Kf1 Rb8–+) 24...Bc4 25.Nd8 Rd8 26.Rd1–+; A2) 23...Nf1 24.Rf1 Rd7–+; B) 23.Rfd1+=) 22.Qc3 Nb2 23.Ne7 Qe7 24.Qb2 ba6 25.Rfe1 Qc7 26.Qc3 Rd7 27.Rac1 Qb8 28.e5 Qb3 29.Qb3 Bb3 30.Na1 c4 31.Rc3 Rb8 32.Rb1 d5 33.Nc2 Re8 (33...d4!? 34.Rc4 d3 35.Rc3 dc2 36.Rc2 Bc2 37.Rb8 Kf7 38.Rb6 Rd1 39.Kf2 Rd2 40.Kg1–+) 34.Nd4 Re5 35.Nb3 cb3 36.Rcb3 d4 37.Rd3 Re3 38.Rbd1 Rd3 39.Rd3 Kf7 40.Kf2 Ke6 41.Rb3 Kd5 42.Ke2 Re7 43.Kd2 Re3 44.Rb7 g5 45.Rd7 Kc6 (45...Ke5!?–+) 46.Rh7–/+ Ra3 47.Rg7 Ra2 48.Kd3 Rg2 49.h4 g4 50.fg4 (50.fg4 f3 Passed pawn; 50.Rg4 Rg4 Combination) 50...f3–/+ 51.g5 f2 52.Rf7 Rg4 (52...a5 53.Kd4 a4 54.Rf6 Kb5 55.Rf5 Kb4–+) 53.Rf2= Rh4 54.Rg2 Kd5 55.g6 Rh3 56.Kd2 Rh8 57.g7 Rg8 58.Kd3 Ke5 ½–½. Lorenc,To1 (2085) – Kracik,T (2170), Nachod CZE, 2013.

7.Ng5 0-0 =.

6.Be2 h6

7.0-0 g5 8.Nc3 g4 9.Nh4 Nh5 (better is 9...Rg8!? 10.Qa4 Bd7=) 10.Ng6+/– Rg8 11.Ne7 Qe7 12.g3 (12.Nd5 Qd7+/–) 12...Nc6 13.a3 Nf6 14.d4 e4 15.d5 Ne5 16.Nb5 Nf3?? (better is 16...Kd8+=) 17.Bf3+– gf3 18.Qd4 (better is 18.Bf6 Qd7 19.Bd4+–) 18...Nh7 19.c5 (19.Na7 Qh4 20.Kh1 Qh3+=) 19...a6= 20.cd6 cd6 21.Nc3 Qh4 22.Ne2?? (22.Kh1 Qh3 23.Rg1=) 22...h5 (better is 22...fe2 23.b5 ef1R 24.Rf1 Qh3–+) 23.Nf4+/– Qg5 24.Rfc1 h4 25.Kf1 hg3+= 26.hg3 Qh6 27.Ke1 Qh2 28.Kd2?? Qf2–+ 29.Kc3 Bd7 30.Kb3 a5 31.Rf1 Ba4?? 32.Ka4+= Qc2 33.Kb5 Qc6?? 34.dc6+– (34.dc6 bc6 35.Kc6+–) 1–0. Fournier,Frederic – menyojinaga (1690), Active, 2007.

7.d3 Be6 8.Nbd2 0-0 9.0-0 Nbd7 10.a3 c6 11.e4 f4 (11...a5!?=) 12.d4+= Qc7 13.de5 de5 14.c5 Rad8 (14...b5!?=) 15.Qc2+= Bf7 (15...Bg4 16.Rfd1+=) 16.Rad1 (16.Nc4!?+/–) 16...Bg6+= 17.Bd3 Kh7? (17...Bh5 18.Qc3+=) 18.Rfe1 (18.Nc4 Bf7+–) 18...a6? (better is 18...Bh5+=) 19.Nc4+– Ng4 20.h3 Ngf6 21.Nce5 Ne5 (21...Bh5 22.Nd7 Nd7 23.e5 Kh8 24.Qe2+–) 22.Ne5 (22.Be5 Qc8+–) 22...Be8 (22...Bh5 23.f3+–) 23.Nf3 Kh8 24.e5 Nd5 25.Bg6 Bg5 (25...a5 26.Nd4 Bd7 27.e6+–) 26.h4 (26.Ng5!? hg5 27.e6 Qe7+–) 26...Be7 27.Be4 Bf7 28.Bf5 Bh5 29.Nd4 (29.Be6!? Bf3 30.gf3 Bh4 31.Qg6+/–) 29...Bd1= 30.Rd1 Bh4 31.Ne6 Qe7 32.Nd8 Qd8 33.Be4 Qg5 34.Bd5 cd5 35.Rd5?? (better is 35.Qd2+=) 35...f3–+ 36.g3 Bg3! 37.fg3 (37.fg3 Qg3 Pinning) 37...Qg3 38.Kf1 f2 39.Qf2 Qf2 0–1. Fournier,Frederic (1750) – Bear657 (2060), Active (3/3), 2005.

6.Qb3 0-0

7.Nc3 Nc6 8.Be2 e4=+ 9.Ng5 Ne5 10.c5= d5 11.Nh3 Ng6 12.f3 Kh8 13.0-0 a5 14.a3 b6 15.cb6= cb6 16.ba5 ba5 17.Nb5 Rb8=+ 18.Rab1 ef3 19.Rf3= Ne4 20.d3 Nd2 21.Bg7 Kg8 22.Bf8 Nb3 23.Be7 Qe7 24.Rb3 f4 25.Nf4 Nf4 26.Rf4 Qe3 27.Rf2 a4 28.Rb1 Ba6–+ 29.Nc3 Rb1 30.Nb1 Bd3 31.Bd3 Qd3 32.Rf1 d4 33.h3 Qc2 (33...Qc2 34.Kh1 d3–+) 0–1. St_Jean,Benoit – Solare,Juan, Orang–Utan Invitational, 2001.

7.c5 +=. Grund.

7.d4 Be6 8.Ng5 Qc8 9.Ne6 (9.de5 de5 10.Be5 c5+=) 9...Qe6= 10.Be2 Kh8 (10...ed4 11.ed4 c6 12.Nc3=) 11.Nc3+= e4 (11...f4 12.Nb5 Na6 13.ef4=) 12.a4 Qf7 13.b5 Qg6 14.a5?? (better 14.0-0+=) 14...Qg2-/+ 15.Kd2 (15.Rf1 Qh2 16.Kd1 Qh6-/+) 15...Qf2 (15...f4 16.Raf1-/+) 16.Raf1 (16.Rhf1 Qg2 (16...Qh2? 17.Rh1 Qg3 18.Rag1+-) 17.Rf5 c5=+) 16...Qh4 (better 16...Qg2-/+) 17.Rfg1? (17.Rf5 Qh3 18.Rhf1 Nbd7=) 17...Ng4 (17...f4 18.ef4 Qf4 19.Ke1 Qh4 20.Kd1-+) 18.h3? (better 18.Bg4!? fg4 19.Ne4-/+) 18...Nf2 (18...Ne3!? 19.Ne4 d5 20.Qe3 de4 21.Rg2-+) 19.Rh2-/+ Nd3! 20.Nd5 (20.Bd3 ed3 Passed pawn) 20...Bg5 (better 20...Bd8-/+) 21.Nc7?? (better 21.Bd3 ed3 22.Rhg2+=) 21...Nd7 (21...Be3 22.Kd1 Bg1 23.Bd3 Bh2 24.Be2-+) 22.Na8?? (22.Bd3 ed3 23.Qd3 Rae8 24.Ne8 Re8+/-) 22...Ra8 (22...Be3 23.Kc2 Bg1 24.Rh1-+) 23.Ba3?? (23.Bd3 ed3 24.Qd3+/- (worse 24.Kd3 Be3 25.Ke3 Re8 26.Kd2 Qf4 27.Kd1 Qh2-+)) 23...Qh6 (better 23...Be3 24.Kc2 Bg1 25.Rh1-+) 24.Bd3?? (better 24.Rg5 Qg5 25.Bd3 ed3 A) worse 26.Qd3 Nf6-/+; B) worse 26.Kd3 Re8 27.Kc2 d5-/+ (27...Re3?! 28.Bc1 Rb3 29.Bg5=); C) 26.Bd6=) 24...Be3-+ 25.Ke2 (25.Kd1 Bg1 (25...ed3?! 26.Rf1 Qh5 27.Ke1-+) 26.Re2 ed3 27.Qd3 Qf4-+) 25...ed3 (25...Bg1 26.Be4 Bh2 27.Bf5 Re8 28.Kd1-+) 26.Kd3 (26.Qd3 Bg1 27.Rg2 Re8 28.Kd1-+) 26...Nf6 (better 26...Bg1 27.Re2 Qh3 28.Kc2 Qb3 29.Kb3 Bd4 30.Bd6 Rd8-+) 27.Rg3? (27.Rf1 Ng4 28.hg4 Qh2 29.Qd1 fg4 30.Ke3 Re8 31.Kd3 Qg3 32.Kc2 Qa3 33.d5-+) 27...f4 28.Rgg2 (28.Re3 fe3 29.Bd6 Re8-+) 28...Qh5 (28...f3 29.Ra2 Qf4 30.Rh1 Qe4 31.Kc3 Nd5 32.Kb2 Bd4 33.Kc1-+) 29.Re2 (29.Kc2 d5 30.Kb1 f3-/+) 29...Qf5 (29...Bg1 30.Rhg2 f3 31.Rg1 fe2 32.Re1 Qh3 33.Kc2-+) 30.Kc3 Ne4 (better 30...Rc8 31.Kb2 Bd4 32.Ka2 f3-+) 31.Kb2?? (31.Kb4-/+) 31...Ng3 (better 31...Bd4!? 32.Kc1 f3 33.Qd3 fe2 34.Re2 Qf4 35.Kc2-+) 32.Bb4? (32.Re3 fe3 33.Bd6-/+) 32...Ne2-+ 33.Re2 Re8 (33...Bd4 34.Kc1-+) 34.Qc2 (better 34.Ka2-+) 34...Qc2?? (better 34...Bd4 35.Ka3 Qh3 36.Ka4 Re2 37.Qe2 Be3 38.Bd6 Qf5-+) 35.Kc2=+ Rf8 (35...f3!? 36.Re1 f2=+) 36.Kd3 Rf7 (better 36...Rf6!? 37.c5 dc5 38.dc5 a6=) 37.Bd6 Rf8?? (better 37...g5+/-) 38.Bf4 (38.Bf8!? Kg8 39.Bc5 Kf7+-) 38...Rf7?? (better 38...Bf4 39.Re7 Rb8+=) 39.Be3 g6 (39...Kg8 40.d5 a6 41.ba6 ba6 42.c5+-) 40.d5 (better 40.Bh6 Rf3 41.Kd2 Kg8 42.Re8 Kf7 43.Rf8 Ke7 44.Rf3 a6+-) 40...h6 (40...Kg8 41.Ba7 Rd7 42.Bb6+-) 41.Bd4 (41.Ba7 Rd7+-) 41...Kh7 (41...Kg8 42.Ba7 Rf3 43.Re3+-) 42.Re6 (42.d6!? g5+-) 42…Re7 (42...Re7 43.Re7 Kg8 44.Rg7 Kf8 45.d6 Ke8 46.d7 Kd8 47.Bf6 Kc7 48.d8Q) 0-1. ClayPigeons (2165) - sunschess (2135), Rated Bullet game, lichess.org, 2020.

7.Be2 Kh8 8.0-0 a6 9.d4 e4 10.Nfd2 c6 11.d5 cd5 12.cd5 Nbd7 13.Nc3 Ne5 14.Nc4 Nc4 15.Qc4 Bd7 16.a4 Rc8 17.Qb3 Rb8 18.Rac1 b5 19.a5 Rc8 20.f3 ef3 21.Bf3 Be8 22.Rce1 Bh5 23.e4 Bf3 24.Rf3 fe4 25.Ne4 Ne4 26.Re4 Bf6 27.Bf6 Rf6 28.h3 Rf3 29.Qf3 Rc1 30.Kh2 h6 31.Qf7 Qg5?? (better is 31...Rc8+/–) 32.Re8+– Kh7 33.Qg8 Kg6 34.Qe6 (better is 34.Re6 Qf6 35.Rf6 Kf6 36.Qe6 Kg5 37.Qg4 Kf6 38.Qf4 Kg6 39.Qc1+–) 34...Kh5 (34...Qf6 35.Qe4 Kf7+–) 35.Qd6 (35.Qf7 Qg6 36.Qf3 Kg5 37.Qg4 Kf6 38.Re6 Kf7 39.Qg6 Kf8 40.Qe8) 35...Rc2+– 36.Qg3 Qd5?? (better is 36...Qg3 37.Kg3 Rd2 38.Re5 Kg6 39.Re6 Kf5 40.Ra6 Rd3 41.Kf2 Rd4+–) 37.Re5 (37.Qg4) 37...Qe5+– 38.Qe5 g5 39.Qe8 Kh4 40.Qe4 Kh5 41.Qc2 1–0. emeryt85 – bojon, internet, 2013.

7.d4 e4

8.Nfd2 c6 9.Nc3 Be6 10.g3 (10.d5 Bf7=) 10...Na6 (10...d5 11.Be2=+) 11.a3 Nc7 12.a4 White intends b5 (12.Be2 d5=+) 12...d5-/+ 13.Be2 Qe8 (13...dc4 14.Bc4 Ncd5 15.b5=+) 14.b5 Rb8 (14...c5 15.0-0=+) 15.Rc1 Qh5?? (better 15...dc4 16.Bc4 Bc4 17.Nc4 Qf7=+) 16.Bh5+- (16.Bh5 Nh5 17.Ba3 dc4 18.Qb2 (18.Be7?! cb3 19.Bf8 Rf8+/-) 18...Ba3 19.Qa3+-) 1-0. ClayPigeons (2125) - bobika2 (2080), Rated Bullet game, lichess.org, 2019.

8.Nfd2 c6 9.Nc3 h6 10.Be2+= Kh8 11.a4 Be6 12.g3 (12.d5 Bf7+=) 12...Nbd7 13.Rc1 (13.d5 Bf7=) 13...Rc8 14.b5 (14.0-0 d5=) 14...Rb8 (14...d5 15.0-0=) 15.Ba3 (15.0-0 d5=) 15...Qe8 16.0-0 g5 (16...Qg6 17.a5=) 17.Rfe1 (17.f3 Qg6 18.Qc2+=) 17...f4 (better 17...g4!?=) 18.Nde4 Ne4 (18...fe3 19.fe3 (19.Nd6 ef2 20.Kf2 Bd6-/+) 19...Bf5 20.Nf2+/- (20.Nd6?! Bd6 21.Bd6 Qe3 22.Kg2 Be4 23.Kh3 Qf2 24.Ne4 Ne4=)) 19.Ne4 f3 (19...fg3 20.fg3 d5 21.Be7 Qe7 22.Nc3+/-) 20.Bf1 White intends c5 (better 20.d5 fe2 21.de6+-) 20...Qh5? (better 20...d5!? 21.Nd6 Qg6+-) 21.Nd6 Bh3 (21...Nf6 22.Qc3+-) 22.Bd3 g4 (22...Nf6 23.c5+-) 23.c5 Bg2 (23...Nf6+-) 24.Ne4 (better 24.Qe6 Bd6 25.Qd7+-) 24...Rf5+/- 25.Qe6?? (25.h4 Bh4 26.Bf1 Bg3 27.Ng3-+) 25...Qh2!! 26.Kh2 (26.Kh2 Rh5 Mate attack) 26...Rh5 27.Kg1 Rh1 0-1. ClayPigeons (2195) - santhunder (2185), Rated Bullet game, lichess.org, 2020.

8.Nfd2 d5 9.Nc3 c6 (--> 6.d4 e4 7.Nfd2 d5 8.Qb3 c6 9.Nc3 0-0).

8.Nfd2 Kh8 9.Nc3 Nc6 10.a4 d5 11.Nd5 Nd5 12.cd5 Nb4 13.Bc4=.

8.Nfd2 Kh8 9.Nc3 Nc6 10.a4 Bd7 11.a5 a6 12.Nd5 Nd5 13.cd5 Nb8 (13...Na7 14.Be2=) 14.b5 (better 14.Be2+=) 14...c6?? (better 14...ab5!? 15.Bb5 c6=) 15.dc6 (better 15.bc6 Nc6 16.dc6 bc6 17.Qb6+-) 15...bc6+/- 16.b6 d5 17.g3 (17.Ba3 Ba3 18.Qa3 f4+/-) 17...Be6 18.Ba3 Nd7 (18...Ba3 19.Qa3 Bc8 20.Be2+/-) 19.Rc1 Ba3 20.Qa3 Rc8? (20...Nb8 21.Rb1 Rf7 22.Nb3+-) 21.Nb3 (21.Ba6 Rb8+-) 21...g5 (better 21...Rf6+-) 22.Ba6 Rb8 (22...Ra8 23.Bb7 Rb8 24.Bc6+-) 23.Rc6 Bg8 24.Nc5 Nc5 (24...Nf6 25.Bb7 Qe8 26.Qc3+-) 25.dc5 (25.Rc5?! Be6+-) 25...d4 (25...Bf7 26.Qc3 Kg8 27.Qf6+-) 26.ed4 (better 26.Qa4!? Bf7 27.Qd4 Kg8+-) 26...Qd4 27.0-0 f4 (27...Bd5 28.Rd6 Rbd8 29.c6+-) 28.Rd6 Qg7 29.Rb1 (better 29.Qa1 fg3 30.hg3 Ra8+-) 29...f3 (29...fg3 30.fg3 (30.Qg3?! Rf3 31.Qg4 Qe5+-) 30...Rf3 31.Qa4+-) 30.Qb2 (30.c6!? e3 31.Qe3 Ba2+-) 30...Qb2 31.Rb2 Ra8 (31...Rf5 32.Rc2+-) 32.b7 Ra6 (32...Rab8+-) 33.Ra6 Rb8 34.Ra8 Bd5 (34...Bd5 35.Rb8 Kg7 36.Rd8 Bf7 37.b8Q Kf6 38.Rb6 Be6 39.Rf8 Kg6 40.Qe8 Kg7 41.Re6 e3 42.Qe7). ClayPigeons (2030) - CosmoGolden (2015), Rated Bullet game, lichess.org, 2020.

8.Nfd2 Kh8 9.Nc3 Nc6 10.a4 Bd7 11.a5 Qe8 12.g3 (12.a6 ba6 13.Nd5 Nd5 14.cd5 Nb8=) 12...Nd8 (12...a6 13.Be2=) 13.Be2= Qg6 14.h4 Ng4 (14...c6 15.d5=) 15.Nd1 (15.Nd5 Bf6 16.Nc7 Rc8+/-) 15...Ne6 (15...a6 16.h5 Qg5 17.Nc3=) 16.Nf1 (16.d5!? Nd8 17.h5+=) 16...c6=+ 17.Bc3 Nc7 18.Qb2 d5 (18...b5 19.h5 Qg5 20.cb5 Nb5 21.d5-/+) 19.h5 Qh6 20.Qb3 Bf6 (20...dc4 21.Bc4 b5 22.ab6 ab6 23.Ra8 Ra8 24.Qb1-/+) 21.Rc1 Be6 22.Qa4 dc4 23.a6 (better 23.Nd2!?-/+) 23...b5-+ 24.Qa5 Nd5 25.Rc2 Nc3 (25...Rad8 26.Nb2-+) 26.Nc3 Bd5 (26...Bd8!? 27.Qa3-+) 27.Nd5-/+ cd5 (27...Bd8!? 28.Nc7 Rc8-/+) 28.Qb5=+ Rfd8 29.Qa5 Rab8 30.b5 (30.Bc4!? dc4 31.Qf5-/+) 30...Rb6-+ 31.Rb2 (31.Qb4 Qg5-/+) 31...Rdb8 (31...Bd4 32.Rd2 Bf6 33.Qb4-+) 32.Nd2? (32.Qb4 Rc8-/+ (32...Rb5 33.Qb5 Rb5 34.Rb5+/-)) 32...Bg5 (32...Ne3 33.Qc3 Ng4 34.Bd1-+) 33.Nf1 Qf6 34.Bg4 fg4 35.Rh2 (35.Nd2 Qd6-+) 35...Qe7 36.Nd2 Qe8 37.Ke2 Rb5 38.Rb5 Rb5 39.Qc7 (39.Qc3 h6-+) 39...Qb8 (39...Bd8 40.Qe5 Qe5 41.de5-+) 40.Qd7? (better 40.Qc6 Rb2 41.Rh1-+) 40...Bf6 (better 40...c3 41.Rh1 cd2-+) 41.h6 (41.Rh1 h6-/+) 41...g6 (41...Rb2 42.hg7 Bg7 43.Qc6-+ (43.Qg4 c3 44.Rh7 Kh7 45.Qf5 Kh6 46.Qe6 Kg5 47.Qd5 Be5 48.Qe4 Qb5 49.Kf3 cd2 50.Qg4 Kf6 51.de5 Qe5-+)) 42.Qf7 (42.Rh1 Rb2 43.Rb1 Rb1 44.Nb1+-) 42…Rb6 (42...Rb6 43.Qd5 c3 44.Ne4 Rb2 45.Kd3 c2=). ClayPigeons (2025) - CosmoGolden (2015), Rated Bullet game, lichess.org, 2020.

8.Nfd2 Kh8 9.Nc3 Nc6 10.Be2 d5=.

8.Ng5 c6 9.b5 d5 10.a4 h6 11.Nh3 Ng4 (11...a6 12.Nf4 cb5 13.ab5+=) 12.Nc3 Be6 13.cd5 cd5 14.Nf4 Bf7 15.Ncd5 Bd6 16.Bc4 Nd7 17.h3 g5?? (17...Ngf6 18.Ne6! Be6 19.Nf6 Rf6 20.Be6 Kh8 21.0-0+/–) 18.Ne2 (18.hg4 gf4 19.Rh6 Qb8 20.Nf4 Bc4 21.Qc4 Rf7 22.Rh8 Kh8 23.Qf7 Qg8 24.Ng6 Qg6 25.Qg6 Rc8 26.d5 Ne5 27.Qd6 Kg7 28.Be5 Kf7 29.Qe6 Kf8 30.d6 Rc1 31.Rc1 fg4 32.Rc8) 18...Nf2?? (better is 18...Ngf6+/–) 19.Kf2+– f4 20.ef4 gf4 21.Rhf1 (better is 21.Ndf4!? Qg5 22.Rhf1 Bf4 23.Bf7 Rf7 24.Nf4 Kg7+–) 21...Qh4 22.Kg1 f3 23.gf3 Qh3 24.f4 Qg4 25.Qg3 Qg3 26.Ng3 Rac8 27.Rac1 Kh8?? 28.Ne4+– Rg8 29.Kh1 Bb8?? 30.Nef6 Nf6 31.Nf6 Bc4 32.Ng8 Bd5 (32...Bd5 33.Kh2 Rg8+–). emeryt85 – daammm, internet, 2013.

8.Ng5 Qe8 9.h4 h6 10.Nh3 Kh8 11.Be2 Nc6 12.b5 Nd8 13.Nc3 Qf7 14.Nf4 c6 15.h5 Kg8 16.0-0-0 Re8 17.Kb1 a6 18.b6 c5 19.dc5 dc5 20.Ncd5 Nc6? (better is 20...Nd5!? 21.Nd5 Ne6+/–) 21.Nc7+– Be6?? (21...Bd7 22.Nfd5+–) 22.Na8 (better is 22.Nfe6 Rad8 23.Nd8 Rd8 24.Nd5+–) 22...Ra8 23.Bc3 Ng4 24.Bg4 (24.Ne6 Qe6 25.Bg4 fg4+/–) 24...fg4 (24...Bc4!? 25.Qc2 fg4+/–) 25.Ne6+– Qe6 26.Rd5 Rf8 27.Qb2 Bf6 28.Bf6 Rf6 29.Rhd1 (better is 29.Rc5!? Qf7 30.Qb3+/–) 29...Nb4+= 30.Rd8 Rf8?? (better is 30...Kh7!?+=) 31.Rf8 (better is 31.R1d7 Qf6 32.Qf6 gf6 33.Rf8 Kf8 34.Rb7+–) 31...Kf8+/– 32.Qc3 Qb6 33.Ka1 (better is 33.Rd7!? Nd3 34.Kc2+/–) 33...Nd3 0–1. ferminkatcho (1615) – inznorek (1680), internet, 2013.

8.Ng5 Kh8 9.h4 Nc6 10.b5 Nb8 11.Nc3 Qe8 12.Be2 Qg6 13.g3 h6 14.Nh3 Ng4 15.Nf4 Qf7 16.h5 Kh7 17.Ncd5 Bd8 18.Ng6 Re8 19.Ndf4 Nf6 20.0-0-0 a6 21.a4 ab5 22.ab5 c6 23.Ba3 cb5 24.Bd6 bc4 25.Bc4 Qd7 26.Be5 Ng4 27.Ne6 Re6 28.Be6 Qe6 29.Nf8 Kg8 30.Ne6 Ne5 31.Nd8 Kh7 32.de5 1–0. ferminkatcho (1790) – mila77 (1875), internet, 2014.

6.Qb3 a5

7.a3 ab4 8.ab4 Ra1 9.Ba1 e4 10.Nd4 0-0 11.Be2 c5 12.bc5 dc5 13.Nb5 Nc6 14.0-0 Nb4 15.N1c3 Be6=+ 16.Na2 Qd2–/+ 17.Nac3 Qc2 18.Qa3 Nd3 19.Bd1 Qd2–+ 20.Bb3 Ng4 21.Nd5? Bh4 22.g3 Ngf2 23.Qa2 Nh3 24.Kh1 Qa2 25.Ba2 Nhf2 26.Kg2 Bd5 27.Rf2? Nf2 28.gh4 Ra8 29.Bb3 Ng4 (29...Ng4 30.cd5 Ne3 31.Kf2 Ng4 (31...Ra1?! 32.Ke3 Re1 33.Kf4–+) 32.Ke2 Ra1 33.d6 Kf8–+) 0–1. grandmaster goldberg – Schlapp12, ChessWorld.net, 2005.

7.a3 e4 8.Ng5 Ng4 9.Nh3 Bf6 10.Nc3 ab4 11.ab4 Ra1 12.Ba1 0-0 13.Be2 Be5 14.Nf4 +=. Bibikov – Ushakov, Vladimir, 1960.

7.ba5 Nc6 8.c5 Na5 9.Qc2 e4 10.cd6 ef3 11.de7+= Qe7 12.gf3 Nc6 13.Bb5 Bd7 14.Qc3 Nb4 15.Bd7= Kd7 16.Qb3 Rhe8 17.a3+/– Nbd5 18.Qd3 Qe6 19.Nc3 (19…Re7 20.Nd5 Qd5 21.Qe2+=; 19.Bf6!? gf6 20.Nc3+/–). Sternik,Ryszard – Helgesen, corr 3GMM–25, 1995.

7.ba5 e4 8.Nd4 =+.

7.b5 b6 8.Nc3= Nbd7 9.d4 Bb7 10.Ng5+= Ne4? 11.Ne6+– Qc8 12.Ng7 Kf8 13.Ne6 Kf7 14.c5! bc5?? 15.Ng5 Kf6 16.Qf7 Kg5 17.Qg7 Kh4 18.Qh6 (18.Qh6 Kg4 19.Be2#; 18.Qe7?! Ng5 19.de5 de5+–) 1–0. Borrmann – Fiedler, CiF, 1989.

7.b5 e4 8.Nd4 c5 9.bc6= bc6 10.Be2 c5 11.Nb5 Nc6 12.0-0 Be6 13.d4 cd4 14.ed4 d5 15.Qg3 0-0 16.Nc7+= Bd6?? 17.Ne6+– Qe7 18.Nf4 Qc7+/– 19.Nd5 Bg3 20.Nc7+– Bc7 21.d5 Ne5 22.Na3+– Rac8 23.Rfd1 Rfd8 24.Nb5 Nf7 25.Bf6 gf6 26.Nd4 Be5 27.Rac1 Bd4 28.Rd4 Rc5 29.f3 Nd6+/– 30.Kf2 Kf8 31.Ke3 Re8 32.h3 h5 33.h4 ef3 34.Kf3 Re4 35.Re4 fe4 36.Ke3 Nf5 37.Ke4 Ng3 38.Kf3 Ne2 39.Ke2 Kf7 40.Ke3 Rc8 41.c5 Re8 42.Kd3 Re5 43.d6 Rd5 44.Kc4 Rd2 45.a4 Rg2 46.Kb5 (46.Kb5 Ke8 47.c6+–) 1–0. Bendig,Frank – Schroer, corr ICCF TT–4–90, 1991.

7.b5 h6 8.d4 e4 9.Nfd2 Be6 10.Nc3 Nbd7 11.Be2 0-0 12.Qc2 Nh7 13.Na4 b6 14.d5 Bf7 15.Nb3 Ne5+= 16.Nd4 g6 17.0-0-0 Nf6 18.f4 Neg4 19.Bg4 Ng4? 20.Nc6+– Qd7 21.Ne7 Qe7 22.Qc3 (22.Qc3 Bd5 23.cd5+–) 1–0. Adam,Stefan – Steffens,G, corr Germany, 1972.

7.Nc3 ab4=+ 8.Qb4 0-0 9.Be2 Nbd7 10.0-0 c6 11.Qb3 Kh8 12.d4= e4 13.Ng5 Nb8 14.a4 Ng4 15.Bg4 unclear. Kniasewa,Ljudmila J – Gnirk,Hajo, CiF TT–94–0024A, 1994.

6.Qb3 e4

7.Nd4 0-0 8.c5 d5 9.Nc3 c6 10.Be2 Qe8 11.0-0= Qf7 12.d3 Qg6 13.Rad1 Bd7 14.Qa3 Ng4 15.Rd2 Ne5 16.Na4 ed3 17.Bd3= Nd3 18.Qd3 Na6 19.Bc3 Nc7 20.Nf3 Qe6 21.Be5+= Ne8 22.Qd4 Bf6 23.Nc3 Rf7 24.Bf6 ½–½. Borrmann,Fritz – Blizko,B, CiF–Belarus, 1997.

7.Nd4 Nc6 8.b5 Nd4 9.Bd4 Be6 10.Qc2 c6 11.a4 0-0 12.Be2 c5 13.Bb2 d5 14.cd5 Nd5 15.Bc4 Bf7 16.Bd5 Qd5 17.0-0 Rad8 18.Rd1 Bh5 19.Rc1 Bf7 (19...Qd3 20.Qd3 Rd3 21.Ra3–/+) 20.Bc3 (20.Rd1 Qd3 21.Rc1–/+) 20...Be6 21.g3 Qd7 22.Qb2 Rf7 23.b6 a6 24.Be5 Bd6 25.Ra3 Bf8 26.Bc7 Re8 27.Qc2 f4 (27...Be7!?–/+) 28.ef4+= Bg4 29.Qc4 Bf3 30.h4? (better is 30.Re3=) 30...Qh3–+ 31.Rf3 ef3 32.Qf1 Qd7 33.a5 Rfe7 34.Be5 Re6 35.Qc4 Kh8 36.Kh2 Qc6 37.Nc3 Bd6 38.Bd6 Qd6 (38...Rd6 39.Qa4–/+) 39.Nd5? (better is 39.d3 Qd8 40.Ne4=) 39...Re2–+ 40.Rf1 (40.Qc5 Qc5 41.Rc5 Rf2 42.Kh3 Rd2–+) 40...Rd2 41.Nc3 (41.Nc7 Ree2 42.Qf7 h6–+) 41...Qd4 42.Qf7 (42.Qd4 cd4 (42...Rd4?! 43.Rc1–+) 43.Nb1 Ra2–+) 42...Qd7 (better is 42...Rd8 43.Kh3 Qc3–+) 43.Qh5 Qc6 44.f5 Red8 45.Qf7 Qd7 46.Qh5?! (46.Qd7 R2d7 47.g4 c4–+) 46...Qd3 47.Re1 Rf2 48.Kh3 Qd7 49.Rd1 Qe8?? (49...Qe7 50.Rd8 Qd8 51.Ne4–+) 50.Rd6?? (better is 50.Ne4! Rf1 51.Qe8 Re8 52.Rf1 Re4 53.Rf3=) 50...Qf8 (50...Qh5?? 51.Rd8 Qe8 52.Re8) 51.Re6 Rf1 52.g4 f2 53.Kg2 Rc1 54.Nd1 f1Q! 55.Kf1 Rcd1 56.Ke2 R1d6 57.Re3 Rd2 58.Ke1 R2d5 59.Re6 c4 60.Qg5 Qb4 61.Kf2 Qd2 62.Re2 Qg5 63.hg5 Rd2 64.Kf3 Re2 0–1. Mirza,Gabriel (1735) – Winkels,Marcel (2000), Rodos GRE, 2013.

7.Ng5 h6 8.Nh3 Be6 9.Nf4 Bf7 10.Nc3 c6 11.a4 Nbd7 12.d3 0-0 13.de4 Ne4 14.Bd3 a5 15.Be4 fe4 16.ba5? Ne5 17.Ne4=+ Nc4 18.Qc3 Nb2–/+ 19.Qb2 Qa5 20.Qd2 d5 21.Nc3 d4! (21...d4 22.ed4 Bb4–+). Tonn,Waldemar – Goldner, corr, 1974.

7.Nd4 c5

8.Nc2 0-0 9.b5 Be6 10.Nc3 Nbd7 11.Be2 Kh8 12.d4= ed3 13.Bd3 Ne5 14.Be2 Nfd7 15.0-0 Nb6 (16.Nd5 Bd5 17.cd5 c4=). Grund,Karl – Weissleder, corr ICCF EU–M–500 (year?).

8.Nc2 0-0 9.d4 b6 10.b5 Be6 11.Be2 Nbd7 12.Nc3 Bf7 13.0-0 a5 14.ba6 Ra6 15.Rab1 Qa8 16.a3 Qb7 17.Rfd1 Raa8 18.Nb5 d5= 19.Nc3 cd4 20.Nd4 Nc5 21.Qc2 dc4 22.Nf5 Nd3 23.Nb5 Qd7 24.Ng3 Qb5=+ 25.Bf6 Qe8 26.Bd4 Ra3 27.Ne4= Bd5 28.f3 Bc5 29.Nc5+= bc5 30.Bd3 cd4 31.Bh7 Kh8 32.ed4 Qe3 33.Kh1 Bf3 34.Re1 Qc3? 35.Rf1+– (35.Rf1 Bg2 36.Kg2 Qh3 37.Kg1 Qg4 38.Kh1+/–; 35.gf3?! Qf3 36.Kg1 Rc3=) 1–0. Jacewicz,Grzegorz – Jirousek,Jim, corr or01–011 E–mail, 2001.

8.Nc2 0-0 9.d4 ed3 10.Bd3= Nc6 11.b5 Ne5 12.Be2 Be6 13.Nd2 Qc7 14.h3 d5=+ 15.Qc3 Bd6 16.f4 Ng6 17.0-0-0 Ne4?? 18.Ne4+= fe4 19.cd5 Bc8 20.h4 Rf7 21.h5 Nf8 22.h6+– Ng6 23.hg7 Rg7? 24.Qc4 a6? 25.b6! Qb6 26.Bg7 Kg7 27.Qe4 Qc7 28.Bd3 b5 29.Rh7! (29.Rh7 Kf8 30.Rc7 Bc7 31.d6+–) 1–0. Andersson,Lars H – Gnirk,Hajo, corr ICCF WC VIII/IX, 1991.

8.Nc2 Qc7 9.Nc3 0-0 10.d4 Nc6 11.Nd5 Nd5 12.cd5 Nb4 13.Nb4 cb4 14.Qb4 Bd7 15.Rc1 Qb6 16.Qb6 ab6 17.Bc4 Rfc8 18.Kd2 Kf8 19.Bb3 Rc1 20.Rc1 Bd8 21.f3 Ba4 22.fe4+/– Bb3 23.ab3 fe4 24.Rf1 Bf6 25.Rf4 Ra5 26.Re4 Rd5 27.Bc3 Rb5 28.b4 Rg5 29.g3 Rh5 30.h4 Kf7 31.Rf4 d5 32.Kd3 b5 33.Be1+– Ke6 34.g4 Bh4 35.gh5 Be1 36.Rg4 Kf6 37.Rg1 Bb4 38.Rb1 Be7 39.Rb5 Ke6 40.Rb7 g6 41.hg6 hg6 42.e4 de4 43.Ke4 (43...Bd6 44.Rh7+–) 1–0. Grund,Karl – Dobrev, corr ICCF T–626–19–S, 1975.

6.Qb3 Be6

7.d4 0-0 8.de5 Ne4 9.Nc3 b5 10.Nb5 Nc6 11.Bd3 Rb8 12.0-0 Rb5 13.cb5 Bb3 14.bc6 Be6 15.Nd4 Qc8 16.Rfd1 de5 17.Ne6 Qe6 18.Rac1 Kh8 19.Bc4 Qc6 20.a3 Rd8 21.Rd8 Bd8 22.f3 Nf6 23.Be5 Qb6 24.Bd4 Qb8 25.Be6 Be7 26.Bf5 Bd6 27.f4 Qb5 28.Bf6 gf6 29.Kf2 Qf5 0–1. ferminkatcho (1645) – chjo (1790), internet, 2014.

7.Ng5 Bg8 8.d4 Nh5 9.Be2+/– Bg5 10.Bh5 g6 11.de5 de5 12.Be5 Bf6 13.Qc3 Nd7 14.Bf6 Qf6 15.c5?? gh5 –/+. Harm,J – Gnirk,Hajo, corr SOK–88–17, 1988.

7.d4 ed4

8.Nd4 Qc8 9.Bd3 (9.Nc3 Nc6 10.Nd5 Nd4 11.Bd4 Qd7 12.Bd3+=; 9.Be2 0-0 10.Nc3 a5 11.Ne6 Qe6 12.ba5+=; 9.a3 Nc6 10.Nc6 bc6 11.Bd3 a5 12.0-0+=; 9.Nd2 Nc6 10.Nc6 bc6 11.Bd3 Rb8 12.Qa4+=) 9...Nc6 10.Ne6 Qe6 11.Nc3 0-0-0 12.Ne2+=.

8.Nd4 Qd7 9.Bd3 Na6 10.0-0 c5 11.Ne6 Qe6 12.a3 b5 13.Nd2 0-0 14.cb5+– Qb3 15.Nb3 Nc7 16.bc5 dc5 17.Rfd1 Rab8 18.Be5 Nfe8 19.Bc4 Kh8 20.Bc7 Nc7 21.Rd7 Bf6 22.Rc7 Ba1 23.Na1 a6 24.a4 Rfd8 25.Nb3 Rd1 26.Bf1 ab5 27.ab5 g6 28.Rc5 Kg7 29.Rc1 Rc1 30.Nc1 Kh6 31.g3 Rc8 32.Nb3 Kg7 33.Nd4 (33.Nd4 Kf6 34.Nc6+–) 1–0. Dluhosch – Muenstermann, corr AK 1360, 1988.

8.Nd4+= Qd7 9.Bd3 Nc6 10.Nf3 0-0 11.a3 Rad8 12.b5 Na5 13.Qa4 b6 14.Nd4 Ra8 15.Bc3 Nb7 16.Qc2 g6 17.Nc6 Nd8 18.Ne7 Qe7 19.Nd2 a6 20.ba6 Ra6 21.c5+= Ra8 22.cb6 cb6 23.Bf6 Rf6 24.0-0 Nf7 25.Qc6 Qd8 26.Nf3 Rc8 27.Qb5 Rc5 28.Qb4 Ne5 29.Ne5 de5 30.Rfd1 Qc7 31.Bb5 Bd5 32.a4 Rd6 33.Qb2 Bb7 34.Rd6 Qd6 35.Rc1 Rd5?? 36.Bc4+– Kf8 37.Bd5 Qd5 38.Qb4 Kg8 39.Qc4 Qc4 40.Rc4 Bd5 41.Rb4 Bc6 42.Kf1 Kf8 43.Ke2 Ke8 44.Rb6 Ba4 45.Re6 (45.Re6 Kd7 46.Re5+–) 1–0. Maly,Wolfgang – Bartels,Manfred, corr ICCF–Cup8/9 V038, 1990.

8.Nd4 Bd7 9.Bd3 Qc8 10.b5 c6 11.Nc3 0-0 12.0-0 Kh8 13.h3 Nh5 14.Rfe1 Qe8 (14...Bf6 15.Qd1 Qe8 16.Qf3+/-) 15.Be2 Bf6 16.Bf3 (16.bc6 Bc6 17.Nd5 Bd4 18.Bd4 Nd7+/-) 16...Qc8?? (better 16...Be5+/-) 17.Bh5+- 1-0. Clay56 (2510) - bobby fissure (2240), ChessWorld.net, 2012.

7.d4 Nbd7!?

8.de5+= de5 9.Be2 0-0 10.Ng5 Bf7 11.Nf7 Kf7 12.c5 Ke8 13.Nd2 c6 14.Nf3 e4 15.Nd4+– (15.Nd4 Rf7 16.Bc4+–) 1–0. Adam – Stephan, corr, 1989.

8.de5 de5 9.Be2!? c5!? Adam.

8.de5 de5 9.Be2!? e4 10.Nd4. Adam.

8.de5 de5 9.Ne5 0-0 10.f3 a5 11.Na3?? Bb4–+ 12.Bc3? Nc5 13.Qb2 Na4 (13...Na4 14.Qb4 ab4 15.Bb4 c5–+) 0–1. Van Der Berg,C – Van der Kooij,Jaap, corr, 1985.

8.de5 de5 9.Ne5 a5 10.ba5 Ne5 11.Be5 Ra5 12.Bc3 +=.

8.de5 de5 9.Ne5 Ne4! Adam.

7.d4 e4

8.Nfd2 c6 9.b5 Nbd7 10.a4 0-0 11.Nc3 c5 12.d5 Bf7 13.f3 ef3= 14.gf3 Bh5 15.Be2 f4 16.ef4 Ne8 17.Rg1 Bh4 18.Kd1 Qf6 19.Nce4 Qf4 20.Rg2 Ne5 21.Ra3 Bf6 22.Qe3 Ng6 23.Nf6 Nf6 24.Qe6 Kh8= 25.Bf6 Rf6=+ 26.Qe4 Qh6–/+ 27.Re3 Ne5 28.Rc3 Raf8 29.Qe3 Rf4 30.Rg3 Bg6 31.Qg1 Rd4 32.Re3 Qh4 33.Bf1? Qd8–+ 34.Ra3? Qa5 35.Qe3 Nf3! (35...Nf3 36.Rf3 Rf3 37.Qd4 Rf1 38.Nf1 Bh5 39.Kc2 cd4–+) 0–1. Klarius,Gerd – Unger, corr, 1972.

8.Nfd2 d5 9.Nc3 Nc6 10.a3 Qd7 11.Rc1 =.

8.d5 Bc8 9.Nd4 0-0 10.c5 Kh8 11.c6 bc6 12.dc6 a6 13.a4 Ng4 14.Nc3 Bh4 15.g3 Bf6 16.b5 Bd4 17.ed4 e3 18.f4 Nf2 19.Rg1 Qe8 (19...ab5 20.Nb5 d5 21.Bg2+=) 20.d5 ab5 21.ab5 Ra1 22.Ba1 Qh5 23.b6 Ba6 24.bc7?? (better is 24.Bb5 Qh2 25.Ne2 Bb5 26.Qb5 cb6 27.c7+/–) 24...Bf1–+ 25.Kf1 Qf3 26.Rg2 Nh3 27.Ke1 Qg2 28.Ne2 (28.Qa2 Qg1 29.Ke2 Qh2 30.Kd3 Nf2 31.Kc4 Nc6 32.dc6–+) 28...Qh1 29.Ng1 Qg1 30.Ke2 Qh2 31.Kd3 Na6 32.Qc3 Nc5 33.Kc4 Qa2 34.Kd4 e2 35.Ke3 (35.Qc2 Qc2 36.c8Q Qd3) 35...Re8 36.Kf3 Qd5 0–1. Jostov,Keylah – Helmer,Janos (2150), 4. LSS No Engine Cup Preliminary, 2009.

8.d5 Bc8 9.Nd4 0-0 10.Be2 c5 11.dc6 =.

8.d5 Bc8 9.Nd4 c5 10.bc5 dc5 11.Ne6 Be6 =.

8.d5!? Bd5 9.cd5 ef3 10.gf3 0-0 11.Nc3 unclear.

8.d5 Bd5 9.cd5 ef3 10.gf3 0-0 11.Rg1 Nbd7 +=.

8.d5 Bd7 9.Nd4 Na6 10.Be2 c5 11.dc6 bc6 +=.

8.d5 ef3 9.de6 Qc8 10.Qa4 Nc6 11.Qb5 0-0 =.

8.d5!? ef3 9.de6 Qc8 10.Nd2 Qe6 11.Nf3 unclear.

8.Ng5 Bc8 9.Be2 0-0 10.0-0 a5 11.a3 ab4 =.

8.Ng5 Qd7 9.d5 Bg8 10.h4. Adam.

8.Ng5 Qd7 9.Ne6+= Qe6 10.d5 Qf7 11.Nc3 0-0 12.Nb5 Na6 13.Nd4+/– Qg6 14.Ne6 Rf7 15.a3 Ne8 16.h4 Bf6 17.h5 Qh6 18.Be2 Bb2= 19.Qb2 Qf6 20.Qf6+/– Rf6 21.Kd2. Adam,Stefan – Hochenberger, corr, 1973.

8.Ng5 Bg8

9.d5= c6 10.Nc3 a5 11.a3 ab4 =.

9.h4 h6

10.Nh3 b5 11.Nc3 a6 12.a4 bc4 13.Bc4 d5 14.Be2 Nc6 15.Ba3 Rb8 16.b5 ab5 17.ab5 Na5 18.Qa4 Nb7 19.Nf4 Bf7 20.b6 Kf8 21.Be7 Qe7 22.Qa7 Qd8 23.0-0 cb6 24.Rfc1 Kg8 25.Nb5 Ne8 26.Rc6 Nbd6 27.Nd6 Nd6 28.Rc7 Rc8 29.Nd5 Rc7 30.Nc7 Kh7 31.Nb5 Nb5 32.Bb5 Rf8 33.Rc1 f4 34.Rc7 Qf6 0–1. ferminkatcho (1670) – fojtis (1660), internet, 2014.

10.Nh3 c6 11.Nf4 Bf7 12.Be2 0-0 13.Nc3 b5 14.h5 bc4 15.Bc4 d5 16.Be2 Nbd7 17.Ng6 Bg6 18.hg6 a5 19.b5 Qb6 20.a4 Bb4 21.0-0 Rfd8 22.bc6 Qc6 23.Bb5 Qd6 24.Rac1 Nb6 25.Ne2 Ng4 26.Nf4 Qf6 27.f3 ef3 28.gf3 Ne3 29.Qe3 Qg5 30.Ng2 Qg6 31.Rc6 Rd6 32.Rfc1 Rad8 33.Kf2 Nc4 34.Bc4 1–0. ferminkatcho (1725) – echizen (1745), internet, 2013.

10.Nh3 Nc6 11.Nf4 Bf7 12.a3 0-0 13.Nc3 a6 14.Be2 b5 15.Ncd5 Nd5 16.cd5 Nb8 17.Ne6 Be6 18.de6 d5 19.Rc1 c6 (19...Bh4? 20.Rh4 c6 21.Rh3+–) 20.Bh5 Rf6 21.Bf7 Kh7 22.0-0 Qd6 23.f3 Qg3 24.fe4 fe4 25.Rf6 Bf6 26.h5 (better is 26.Rf1+=) 26...Ra7?? (better is 26...Bg5 27.Rc3 Qe1 28.Kh2 Be7–+) 27.Rf1 Re7 28.Bc1?? (28.Qc3 Bg5 29.Bc1 Bh4+=) 28...Rf7?? (better is 28...Bd4 29.Bg6 Kg8–+) 29.ef7+/– Nd7 30.Qc2 Qd6 31.Qf2 Nf8 32.Qf5 Kh8 33.Qc8 Qe7 (33...Bd8+–) 34.Qc6 Qf7 35.Qa6 Qh5 36.Qb5 Ng6 37.Qe8 Kh7 38.b5 Qg4 39.Rf6! gf6 40.Qf7 Kh8 41.Qf6 Kg8 42.b6 Nh4 43.Qf2 Nf3 (43...Nf3 44.Kf1 Nh2 45.Ke1 Qg7+–). ferminkatcho (1665) – moshe666 (1650), internet, 2013.

10.Nh3 Nbd7 11.Nf4 Bf7 12.Be2 Rh7 13.Nc3 g5 14.hg5 hg5 15.Rh7 Nh7 16.Nfd5 Nhf6 17.Ne7 Qe7 18.0-0-0 0-0-0 19.Kb1 Nb6 20.d5 f4 21.Nb5 a6 22.Nd4 Rh8 23.a4 Rh2 24.a5 Nbd7 25.Nf5 Qf8 26.Bf1 Ng4 27.c5 dc5 28.d6 Bb3 0–1. ferminkatcho (1670) – lordicon (1735), internet, 2013.

10.Nh3 Be6 11.Nf4 Bf7 12.h5 0-0 13.Be2 Ng4 14.Nc3 Bg5 15.Ne4 Bf4 16.ef4 fe4 17.Bg4 Nc6 18.0-0-0 b5 19.d5 bc4 20.Qc3 Ne5 21.fe5 Qg5 22.Kb1 Qg4 23.e6 Be8 24.Rh3 Qd1 25.Bc1 Qd3 26.Rd3 ed3 27.f3 Bb5 28.a4 Ba4 29.Qc4 Rab8 30.Bd2 a5 31.Qd3 ab4 32.Qg6 Rb5 33.Bh6 1–0. ferminkatcho (1810) – eerik (1695), internet, 2014.

10.Nh3 Bf7 11.Nf4 Nh5 12.Nd5 c6 13.Ne7 Qe7 14.Be2 0-0 15.Nc3 Nd7 16.Kd2 b5 17.Bh5 Bh5 18.cb5 Bf7 19.d5 cb5 20.Nb5 Nb6 21.Qc3 Bd5 22.Nd6 Rad8 23.Nb5 Bc4 24.Nd4 Qf7 25.a4 Rc8 26.Nf5 Bd3?? 27.Nh6!+– Kh7 28.Nf7 Rc3 29.Ng5 Kg6 30.Kc3 Rc8 31.Kd4 Rd8 32.Ke5 Nc4 33.Kf4 Rf8 34.Kg3 Nb2 35.Rhc1 Rf6 36.Ra2 Nc4 37.Ne4! Rb6 38.Nc5 (38.Nc5 Ne5 39.f4+–) 1–0. Mothes,Rainer – Gnirk,Hajo, corr SOK–88–17, 1988.

10.Nh3 Ng4 11.h5 Bf7 12.Nf4 Nd7 13.Be2 Ngf6 14.Nc3 c6 15.a4 a6 16.f3 (16.a5 0-0+/-) 16...b5 (16...ef3 17.gf3 0-0 18.Kd2=) 17.Ng6 (17.fe4 fe4 18.0-0 Nb6+=) 17...bc4+= 18.Bc4 Bg6 19.hg6 d5 20.fe4 (20.Be2!?+/-) 20...fe4= 21.Be2 Qb6 (21...Qb8 22.b5=) 22.Ba3 (22.b5 ab5 23.ab5 Ra1 24.Ba1 0-0+=) 22...0-0 23.Qa2 (better 23.0-0+=) 23...Bb4-/+ 24.Bb4 Qb4 25.Kd2 (25.Qd2!?-/+) 25...Qd6-+ 26.Rab1 Rfb8 (26...Qg3!? 27.Rb7-+) 27.Rb8 Rb8 28.g4 (28.a5!?-/+) 28...Qg3 29.Rb1 Ng4?? (better 29...a5-+) 30.Rb8+- Nb8 (30...Qb8 31.Bg4 Nf8 32.Ne4 Ng6 33.Nc5 Qh2 34.Be2+-) 31.Nd5 Kh8 (31...cd5?? 32.Qd5 Kf8 33.Qf7) 32.Qa3 (better 32.Qc2!? Qd6 33.Bg4 Qd5 34.Qb1+-) 32...Qf2?? (better 32...Nd7 33.Qe7 Ndf6 34.Qd8 Ng8+=) 33.Qd6+- (33.Qd6 Nd7 34.Qd7+-) 1-0. Veltkamp,G (2115) - Redondo Flores,D (1970), Gibraltar Masters, 2019. (=1.Nf3 d6 2.b4 e5 3.Bb2 f5 4.c4 Nf6 5.e3 Be7 6.Qb3)

7.Ng5 Qd7

8.Nc3 h6 9.Ne6 Qe6 10.Nb5 Na6 11.d4 ed4? 12.Nd4+– Qf7 13.Bd3 g6+/– 14.Qa4 Kf8 15.Nc6?? Rg8?? 16.c5 Qd5 17.Ne7+– Ke7 18.Ba6 Qg2 19.0-0-0 ba6 20.cd6 cd6= 21.Bf6 Kf6 22.Rd6 Kg5 23.h4+= Kh5 24.Qd1 Qg4 25.Qg4 Kg4 26.Ra6 Rac8 27.Kb2+/– Rc7 28.h5! g5 29.Rh6 Rgc8 30.Ra6 Rc2 31.Kb1+– Rf2 32.h6 Rh8 33.Ra7 Re2 34.h7 Re3 35.Rg7 Ree8 36.Rg1 Kf4 37.b5 Rb8 38.a4 Ra8 39.b6 Ra4 40.b7 Rb4 41.Kc2 (41.Kc2 Rb7 42.Rb7 Rc8 43.Kd3+–) 1–0. Diener,Rudolf – Unger,Martin, corr ICCF EU–H–1383, 2005.

8.e4 ed 9.ed 0-0.

8.e4 ed 9.ed Ne4 10.Ne4 fe 11.d5 Bg4.

8.d4 e4? (--> 7.d4 e4 8.Ng5 Qd7).

6.Qb3 h6

7.c5 e4 8.Nh4 dc5 9.Ng6 Rh7 10.Bc4. Zylla.

7.d4 e4

8.Nfd2 c6 9.d5 0-0 10.Nc3 Nbd7 11.c5 Kh8 12.cd6 Bd6 13.Nc4 Bc7 14.dc6 bc6 15.Rd1 Qe7 16.Be2 Kh7 17.b5 Qe6 18.Ba3 Re8 19.bc6 Qc6 20.Nd6 Rd8 21.Bb5 Qb6 22.Nd5 Nd5= 23.Qd5 Qa5 24.Ke2? Qa3+= 25.Qf5 Kg8?? 26.Bc4+– (26.Bc4 Kh8 27.Nf7 Kg8 28.Ng5 Kh8 29.Qh7#) 1–0. Merkl – Schwab, corr SOK–87–11, 1988.

8.Nfd2 d5 9.Nc3 Be6 10.cd5 Nd5 11.Bc4 c6 12.0-0 b5 13.Bd5 Bd5 14.Nd5 Qd5 15.a3 Nd7 16.Rac1 Nb6 17.Rc2 Qb3= 18.Nb3 Nc4 19.Rfc1 Nb2 20.Rb2+/– Kd7 21.Na5 Rhc8 22.Rbc2 Bd6 23.Nc6 Rc7 24.Na5 Rac8 25.Rc7 Rc7 26.Rc7 Bc7 27.Nb7 Kc6 28.Nc5 Kd5 29.Kf1 a5 30.Ke2 ab4+= 31.ab4 Bd6 32.h3 Kc4 33.g4 g6 34.gf5 gf5 35.f3 ef3 36.Kf3 Kd5 37.Nd3 Be7 38.Nc5 Bd6 39.h4 Kc4 40.h5 Kb4 41.Nb7 (41.Nb7 Be7 42.d5+–) 1–0. Zylla,Johannes – Oberbeck, corr, 1993.

8.Nh4 0-0 9.Ng6= Rf7 10.Nc3 c6 11.Rd1 Kh7 12.Ne7 Qe7 13.d5 Nbd7 14.Be2 Ne5 15.0-0 g5 16.g3 Nf3 17.Kg2 g4 18.c5 dc5 19.d6+/– Qe8 20.Bc4 Rf8 21.bc5 Qh5 22.h4 gh3 23.Kh1 Nd2 24.Be2 Nf3 25.Rfe1 Ng4= 26.Rf1 Nge5 27.Nd5+= Nd7 28.Nf4 Qg4 29.Qe6?? (29.Qe6 b5 30.Qe7 Kg8 31.Ne6+–; better is 29.Ne6 Rg8 30.Nc7+–) 1–0. Borrmann,Fritz – Schwab, corr SOK–87–11, 1988.

8.Nh4 Kf7 9.g3 d5 10.Ng2 c6 11.Be2 Kg8 12.0-0. Zylla.

6.b5 0-0

7.a4 a6 8.Nc3 ab5 9.ab5 Ra1 10.Ba1 Nbd7 11.Be2 Ng4 Black prepares the advance f4 12.d3 f4 13.ef4 Rf4 14.0-0 Nc5 (14...Nb6 15.Bb2=) 15.d4+= ed4 16.Nd4 Bf6 (16...Ne5 17.Nd5 Rf8 18.f4+= (18.Ne7?! Qe7 19.Nb3 Ne6=)) 17.Nf3 (17.Nd5 Re4 18.Bf3+/- (18.Nf6?! Nf6 19.Bf3 Bg4+=)) 17...Bh4?? (better 17...Rf5=) 18.g3+- (18.Nh4?! Qh4 19.Bg4 Bg4=) 18...Rf3? (18...Bg3 19.hg3 Rf7+-) 19.Bf3 Ne5 20.Nd5 (better 20.gh4!? Be6+-) 20...Bf6 (20...Nf3 21.Qf3 Bg5 22.Re1+-) 21.Nf6 Qf6? (21...gf6 22.Bd5 Kg7 23.Bd4+-) 22.Bg2 (better 22.Bd5!? Kf8 23.f4 Bh3+-) 22...Be6? (22...Qf5+-) 23.f4 Bc4 24.fe5 Qg6 (24...Qe7 25.ed6 Qe3 26.Kh1 Bf1 27.dc7 Bg2 28.Kg2 Qe4 29.Kg1+-) 25.Rf2 (better 25.ed6 cd6 26.Bd5 Bd5 27.Qd5 Ne6+-) 25...Ne4 (25...Qd3 26.Qc1 Bf7+-) 26.Rf4 d5 27.Qc2 (27.Be4 Qe4 28.Re4 h5 29.e6 Be2 30.Qd4 Kf8 31.Qg7 Ke8 32.Qf7 Kd8 33.Qd7) 27...Qb6 28.Kh1 Qa5 (28...Qb5 29.e6 Qa5+-) 29.Qb2 (better 29.Be4 Qa1 30.Kg2+-) 29...Qe1=+ 30.Rf1?? (better 30.Bf1! Bf1 31.Qd4 Bh3 32.Qg1=+) 30...Bf1-+ 31.Qd4 (31.h4 Bb5 32.Kh2 Qg3 33.Kh1 Qh4 34.Kg1 Qe1 35.Kh2 Qg3 36.Kg1-+) 31...Bg2 (31...Be2 32.Bf1 Qf1 33.Qg1 Bf3) 32.Kg2-+ (32.Kg2 Qe2 33.Kg1 Qb5 34.Bb2-+). brucepeng (2005) - SharoBae (2010), lichess.org, 2020.

7.a4 Qe8 8.Qb3 Kh8 9.d4 e4 10.Nfd2 Be6 11.Nc3 Qf7 12.g3 (12.a5 Qg6=) 12...d5 13.Rc1 (13.cd5 Nd5 14.Bc4 c6=) 13...c6 14.bc6 bc6 15.Qb7 Nbd7 16.Qc6 Rfc8 17.Qa6 dc4 18.Be2 Rab8 (18...Nb8 19.Qb5-/+) 19.Ba1 (19.Rc2 Nd5 20.Nd5 Bd5=+) 19...Nb6 (19...Bb4!?=+) 20.Qa7= Nfd5 21.Nd5 Bd5 22.a5 Rb7 23.ab6? (better 23.Qa6 Ra8 24.Qb5=+) 23...Ra7-+ 24.ba7 Bb4 25.Bc3 Bc3 26.Rc3 Qa7 27.0-0 h5?? (better 27...Qa2 28.Rd1 Qb2 29.Bc4 Qc3 30.Bd5 Qd3-+) 28.Rfc1= (28.Nc4? Qa2 29.Re1 Bc4 (29...Rc4?! 30.Bc4 Bc4 31.Rec1-+) 30.Bh5 Rb8-+; 28.Bc4?! Qd7=) 28...h4 (28...Qa2 29.R3c2 Qa3 30.Bh5+=) 29.Nc4 (29.gh4 Qe7=) 29...Bc4 (29...g5 30.Kg2=) 30.Rc4 Rc4 31.Bc4 Qa3 32.Bf1?? (32.Rb1 g5=) 32...Kh7 (better 32...Qc1 33.Kg2 g5 34.gh4 f4 35.hg5 fe3 36.fe3 Qe3-+) 33.Rc7 Kh6 34.Kg2 Qd6 (34...Qd6 35.Rc5 hg3 36.hg3 Kg5=) 0-1. ClayPigeons (2150) - Chessjoerni (2070), Rated Bullet game, lichess.org, 2020.

7.Qb3 f4 8.Nc3 (8.c5 Kh8=) 8...fe3 9.fe3 Bg4 (9...Nbd7 10.d4=) 10.Be2= Bf3 (10...Nbd7!? 11.d4 a5=) 11.Bf3+= (11.gf3?! Nbd7=) 11...Nbd7 12.Bb7?? (better 12.d4+/-) 12...Nc5-+ 13.Ba8? (better 13.Qc2 Nb7 14.0-0-+) 13...Nb3 14.ab3 Qa8 15.0-0 Ng4 (15...Qb7 16.d4-+) 16.Nd5 Rf1 17.Rf1 Bf6 (17...Bd8 18.Nb4-+) 18.h3 Nh6 19.g4 Nf7 20.h4? (20.Nc7 Qe4 21.Nd5-+) 20...Bh4 21.Kg2 (21.Kh2 Qc8 22.Rg1 Nh6-+) 21...Qd8 (21...Qc8 22.Kh3 Bd8 23.Kg3-+) 22.Kh3 Qg5 (better 22...Nh6 23.Nc7 Qd7-+) 23.Rf5 Qd8 24.d3?? (24.Rf1 Nh6 25.Nc7-+) 24...g6 (better 24...Nh6 25.Rh5 Be1 26.Kg2-+) 25.Rf3 (25.Rf1-+) 25…Ng5 (25...Ng5 26.Kh4 Nf3 27.Kg3 Qf8-+) 0-1. ClayPigeons (2195) - AmoreuX820 (1985), Rated Bullet game, lichess.org, 2019.

7.Nc3 c6 8.a4 Be6 9.d4 Nbd7 (9...e4 10.Ng5 Bd7 11.Be2=) 10.Qb3 (10.Ng5 Bf7+=) 10...ed4 (10...Ne4 11.a5=+) 11.ed4 (11.Nd4 Nc5 12.Ne6 Ne6=) 11...cb5 (11...Qe8 12.Bd3=) 12.ab5+= a6 (12...Re8 13.Bd3+=) 13.Ng5+/- Bf7 14.Nf7 Rf7 15.Bd3 ab5 (15...f4 16.0-0+=) 16.Nb5 (16.Ra8!? Qa8 17.cb5+- (17.Bf5?! bc4 18.Qc4 b5 19.Qb5 Qg2=)) 16...Ra1+/- 17.Ba1 Kh8 (17...Ne4 18.Qc2+=) 18.0-0 (18.Bf5 Rf8+-) 18...Rf8 (18...f4 19.Bf5+/-) 19.Re1 (19.Bf5 d5+-) 19...Ne4 (19...f4 20.Nc3 b6 21.Qb5+/-) 20.Bb2 (20.Nc3 Bh4 21.g3 Nc3 22.Bc3 Bf6+-) 20...Nb6 (20...d5 21.cd5 Bh4 22.g3+/-) 21.f3 Ng5 22.Ba3 Nc8 (22...f4 23.Bc1+/-) 23.Nc3 (better 23.f4 Ne4 24.Be4 fe4 25.Re4+-) 23...Qb6?? (better 23...Bf6 24.Ne2 Qe8+/-) 24.Qb6+- Nb6 25.Rb1 (better 25.Re7 Nc8 26.Rb7 g6+-) 25...Nd7? (better 25...Bf6 26.Ne2 Re8 27.Bd6 Nc8+-) 26.Rb7 Rd8 27.Nd5 Bf6 28.Bb2 Rb8 29.Rb8 (29.Rd7!? Rb2 30.Nf6 gf6 31.Bf5 Rb4+-) 29...Nb8 30.Bf5 Nc6 (30...Nf7+-) 31.Nf6 gf6 32.h4 (better 32.d5 Ne5 33.f4 Ngf3 34.gf3 Nc4 35.Bf6 Kg8+-) 32...Ne4 (32...Nf7+-) 33.Be4 (33.Be4 Nd8 34.c5 dc5 35.dc5+-) 1-0. ClayPigeons (2020) - Roland79 (2030), Rated Bullet game, lichess.org, 2020.

7.Nc3 Be6 8.Be2 Ne4 9.Ne4 fe4 10.Ng1 Bh4 11.g3 Qf6 12.f4 ef3 13.Bf3 Bg5 14.Qe2 c6 15.a4 Nd7 16.0-0-0 Nc5 17.d4 Nb3 18.Kc2 Na5 19.d5 cd5 20.Bd5 Bd5 21.Rd5 Rac8 22.Kb1 Nc4 23.Bc3 Be3 24.Nh3 Qf5 0–1. olawoj – zbychozo, internet, 2014.

7.Nc3 Kh8 8.Be2 Be6 9.0-0 c6 10.a4 Nbd7 11.Ng5 Bg8 12.d4 e4 13.d5 cd5 14.Nd5?? (better is 14.cd5 Nc5 15.Nh3=) 14...Nd5–+ 15.cd5 (better is 15.Nh7 Kh7 16.cd5–+) 15...Bg5 16.f4 (16.a5 Bf6 17.Bf6 Nf6–+ (17...gf6?! 18.Qd2–+)) 16...Bf6 17.Bd4 Bd4 18.Qd4 Nf6 19.h3 Nd5 20.Rad1 Qb6 21.a5 (21.Kf2 Rfc8 22.Qb6 ab6–+) 21...Qd4 22.ed4 (22.Rd4 Ne3 23.Rc1 Nd5–+) 22...Ne3 23.Kf2 Nd1 24.Rd1 d5 25.g4 (25.Ke3 Rac8–+) 25...fg4 26.Bg4 Rf4 27.Kg3 Raf8 28.Rc1 e3 29.Re1 Rd4 30.Re3 g6 31.h4 h5 32.Bf3 Rb4 33.b6 ab6 34.ab6 Rb6 35.Re5 Rbf6 36.Bd5 Bd5 37.Rd5 R8f7 38.Rb5 Kg7 39.Rb1 Rf3 40.Kg2 Ra3 41.Rb4 Rc7 42.Rb2 Kh6 43.Kh2 Rc4 44.Rb7 Rh4 45.Kg2 Rg4 46.Kf2 h4 0–1. typ48 – bartola11, internet, 2013.

7.d3 a6 8.Nc3=+.

7.d3 e4 8.de4 (8.Nfd2 Be6=) 8...fe4=+ 9.Nd4? (9.Nfd2 Bf5=) 9...Bg4?? (better 9...Ng4 10.Rg1 Nf2-+) 10.Be2 Bd7 (10...Be2 11.Qe2 Qd7 12.0-0=) 11.Nc3 a6 (11...Qe8 12.f3=) 12.a4 (better 12.f3=) 12...Be8?? (12...c5 13.Nb3 ab5 14.ab5 Ra1 15.Ba1+=) 13.Nd5?? (better 13.Ne6!? Qd7 14.Nf8 Kf8 15.0-0+-) 13...Nd5 (13...Bd7 14.0-0=) 14.cd5 (better 14.Ne6 Qc8 15.cd5+- (15.Nf8?! Nb4+=)) 14...Bg6? (14...Bf7 15.Bg4=) 15.Qb3?? (15.Ne6 Qc8 16.Rc1 Bd8+-) 15...ab5? (15...Bf7 16.Bg4+=) 16.Nb5?? (better 16.Ne6 Qc8 17.Nf8 Kf8 18.ab5 Ra1 19.Ba1+-) 16...Nd7 17.Bd4 (better 17.Rc1 Rc8 18.Bg4=) 17...Nc5?? (17...Bf6=) 18.Qb4?? (better 18.Bc5 Bh4 19.g3 dc5 20.gh4 Rf2 21.h5+-) 18...Kh8 (18...c6 19.dc6 bc6 20.Nc3-/+) 19.0-0 (better 19.Nc3!?=) 19...c6-/+ 20.Nc3 Nd3 (20...Nd7 21.dc6 bc6 22.Ne4-/+) 21.Bd3 (21.Qc4 c5 22.Ne4 Be4=+) 21...ed3 (better 21...c5!? 22.Qb7 Rb8-/+) 22.Bb6= White prepares a5 (worse 22.Qb7 c5 23.Nb5 cd4 24.Nd4 Bf6-/+) 22...Qc8 23.dc6 (23.Rab1 Bf6 24.Ne4 d2 25.Nd6 Qd7=) 23...bc6=+ 24.Qb2 d5 25.a5 c5 (better 25...Bd6!?=+) 26.Nd5+= Bd6 27.g3 (27.Qc3 Be4 28.Nf4 Bf4 29.ef4 Bg2 30.Kg2 Qg4 31.Kh1 Qf3 32.Kg1 Qg4 33.Kh1 Qf3 34.Kg1 Qg4 35.Kh1=) 27...Qh3 (27...Be4 28.Qa2 Qf5-+) 28.f3 c4 (28...Qh5 29.Nf4 Bf4 30.gf4=) 29.Qg2 (29.Bd4!? Rf7 30.Nb6+-) 29...Qg2 (29...Qh5 30.e4=) 30.Kg2+= Bf7 31.Nc7 (31.Nc3 Rfb8+=) 31...Rac8 (31...Bc7!? 32.Bc7 Rfc8=) 32.Nb5+/- c3?? (32...Be5 33.Bd4 Bd4 34.ed4 c3=+) 33.Rfd1 (better 33.Nd6 Rc6 34.Nf7 Rf7 35.Rfd1+-) 33...c2 (33...Be5 34.Bd4 Bd4 35.Nd4=+ (35.ed4? c2 36.Rd3 c1Q 37.Rc1 Rc1-+)) 34.Rd3 (better 34.Nd6!? cd1R 35.Nf7 (35.Rd1?! Rc2 36.Kg1 Bg6=) 35...Rf7 36.Rd1+/-) 34...Be5= 35.Rc1? (better 35.Bd4 Bd4 36.Nd4=+) 35...Bc4?? (better 35...Bb2 36.Rdd1 cd1R 37.Rd1 Rc2 38.Kg1 Bb3-+) 36.Rd2+/- Bb5 37.Rdc2 Rc2 38.Rc2 h5? (38...Ba6 39.f4 Bb7 40.Kg1+/-) 39.f4?? (better 39.Rc5 Be2 40.Re5 Bf3 41.Kg1+-) 39...Bf6 40.e4?? (40.Rc5 Bd3+/-) 40...Ba6?? (better 40...Bd3 41.Rd2 Be4 42.Kf2 Ra8=+) 41.Re2?? White prepares the advance e5 (41.e5 Bd8+-) 41...Bb7 (better 41...Be2 42.e5 Bd8-+) 42.Kh3 (better 42.Kf2!?+/-) 42...g5 43.Kg2 g4? (better 43...Re8!?=) 44.Kf2+/- Bc3 45.e5 Ba5? (better 45...Ra8 46.Ra2 Kg7+/-) 46.Ba5+- Rc8 47.Bb4 Rc4 (47...Rc4 48.Bd6 Be4+-). ClayPigeons (2165) - agadmator (2125), Rated Bullet game, lichess.org, 2020.

7.d4 c6 8.de5+= de5 9.Qd8 Rd8 10.Ne5 cb5 (10...Be6 11.Nc3+=) 11.cb5+/- Nbd7 (11...Be6 12.Bc4 Bc4 13.Nc4+/-) 12.Nd2 (12.Bc4 Kf8+/-) 12...Ne5 13.Be5 Be6 14.Be2?? (14.a3 Rac8+/-) 14...Rac8?? (better 14...Bb4 15.Bd4 Ne4-+) 15.0-0?? (15.a3 Bd5+=) 15...Rd5 (better 15...Rd2 16.Bf3 Ne4-+) 16.Bf6 (better 16.Nf3!? Rc2 17.Bd1+/-) 16...Bf6=+ 17.Rad1 Rc2 18.Bc4 Rdd2?? (better 18...Rc4 19.Nc4 Rd1 20.Rd1 Bc4-/+) 19.Be6+/- Kf8 20.Rd2 Rd2 21.a4 (21.Bf5 Ra2 22.Bh7 a5+/-) 21...b6 (better 21...g6!?+=) 22.Bf5+- Ke7 (22...g6 23.Bg4+-) 23.Rc1 (23.Bh7 Ra2+-) 23...g6 24.Be4 Ke6 (24...Bb2!? 25.Rb1 Kf6+-) 25.g3 Ke5 26.Bf3 Ra2 27.Rc4 Kd6 28.Kg2 Be7 (28...Be5 29.Rh4 Bc3 30.Rh7+-) 29.h3 (29.Rd4 Ke5+-) 29...Ke6 30.g4?? (30.Bd1 Ra1 31.Bb3 Kd7+-) 30...Bc5? (better 30...Bh4 31.g5 Rf2 32.Kg1 Bg3 33.Bg4 Kd5 34.Rd4 Kc5+/-) 31.Bc6 Rd2 32.Kf3 Kf6 33.Be4 Ke6 34.h4 Kf6 35.g5 Ke6 36.Bc6 Ke7 37.Re4 Kd6?! (37...Kf7 38.Re8 Ra2 39.Rh8+-) 38.Rf4 (38.Re8 Ra2 39.Rh8 Ra4 40.Rh7 a5+-) 38...Ra2 (38...Ke6+-) 39.Rf7 Ra4 40.Rh7 Rh4 (40...a5+-) 41.Rh4 1-0. ClayPigeons (2150) - Fleuryfab (2075), Rated Bullet game, lichess.org, 2021.

7.d4 Qe8 8.de5+= de5 9.Ne5 (9.Be5 Bb4 10.Bc3 a5+/-) 9...Be6 (9...Bb4 10.Ke2=) 10.Nf3 (10.Nd2 Nbd7+=) 10...Nbd7 11.Qc2 Bb4 12.Nbd2 Ne4 (12...f4 13.Bd4+=) 13.Be2 Ndc5 (13...Nd2 14.Nd2 f4 15.0-0+=) 14.0-0+/- Qg6 15.Nb3 Nb3 16.ab3 Bd6 17.Be5 (better 17.Bd4+/-) 17...Rae8? (17...Be5 18.Ne5 Qf6 19.f4+/-) 18.Bd3 (18.Ra7 Ra8 19.Rfa1 Ra7 20.Ra7 Bc8+-) 18...Ng5 (18...Ra8 19.Bd6 Nd6 20.c5+-) 19.Ng5 Be5 20.Ne6 (20.Ra7 Qg5 21.f4 Qh6=+) 20...Ba1?? (better 20...Qe6 21.Ra7 Qb6+-) 21.Nf8 (21.Ra1?! Qe6 22.c5 Qe5 23.Ra7 f4 24.ef4 Qe1 25.Bf1 Rf4 26.Rb7 Rfe4+/-) 21...Rf8 22.Ra1 Qf6 23.Ra7 f4 (23...Qb6 24.Ra4+-) 24.ef4 (24.Bh7 Kh8 25.ef4 Qf4+-) 24...Qf4 (24...h6 25.c5 Re8 26.Rb7 Re1 27.Bf1+-) 25.Bh7 Kh8 26.Ra1 (26.g3 Qe5+-) 26...Qh6 (26...Qe5 27.Rd1+-) 27.Be4 Re8 (27...Qf6 28.Re1 c6 29.Qe2+-) 28.Rd1 (28.Bb7 Qf6 29.Qd1 g6+-) 28...Qf6 (28...c6 29.Bg6 Rg8 30.Rd6 cb5 31.Qd1+-) 29.Bg6 (better 29.Bb7!? Qe5 30.Qd2 Kh7+-) 29...Rf8 (29...Re6 30.Bd3+-) 30.Rd3 (30.c5 Qe6+-) 30...Qa1 (30...Ra8 31.Be4 Ra1 32.Rd1 Qe5 33.Ra1 Qa1 34.Qb1 Qb1 35.Bb1 b6+-) 31.Rd1 (31.Qd1!? Qd1 32.Rd1 Rc8+-) 31...Qf6 32.Be4 c6?? (32...Re8 33.Bb7 Qe6+-) 33.bc6 bc6 34.c5 Ra8 (34...Re8 35.Qd3 Kg8 36.Qf3+-) 35.g3 Ra1 (35...Re8 36.Rd6 Qe7 37.Bc6+-) 36.Kg2 (36.Ra1 Qa1 37.Kg2 Qa8+-) 36...Rd1 (36...Ra8 37.Qe2 Qe6 38.Qh5 Qh6 39.Qg4+-) 37.Qd1 Qe5 (37...Kg8+-) 38.Qd8 (38.Qd8 Qe8 39.Qe8) 1-0. ClayPigeons (2105) - AlekhineCapa (2025), Rated Bullet game, lichess.org, 2020.

7.Be2 e4 8.Nd4 =.

7.Be2 h6 8.d4 e4 9.Nfd2 Be6 10.d5 Bf7 11.Na3 Nbd7 12.Nc2 Nc5 13.Nd4 Ng4 14.h3 Ne5 15.0-0 Ncd3 16.Bd3 Nd3 17.Qc2 Bf6 18.N2b3 Qd7 19.Bc3 Ne5 20.Qe2 Rfe8 21.Rad1 a6 22.a4 ab5 23.ab5 Ra4 24.c5 Bd5 25.c6 bc6 26.bc6 Qd8 27.Nf5 Bb3 28.Rb1 Bc4 29.Qd2 Bf1 30.Kf1 Nd3 31.Bf6 Qf6 32.g4 Rea8 33.Kg1 Ra2 34.Rb8 Rb8 35.Qa2 Kh7 36.Qd5 Rb1 37.Kg2 Ne1 38.Kg3 Qe5 39.Qe5 de5 40.Ne7 Nf3 41.Nd5 g5 42.h4 Rg1 43.Kh3 gh4 44.Nf6 Kg6 45.Ne4 Ng5 46.Ng5 hg5 47.f4 ef4 48.ef4 gf4 49.Kh4 f3 50.Kh3 Rg4 51.Kg4 f2 52.Kf4 f1Q 53.Ke4 Qd1 54.Kf4 Qd6 55.Ke4 Qc6 56.Kd4 Qd6 57.Ke4 c5 58.Ke3 Qd4 59.Ke2 c4 60.Kf3 Kf5 61.Ke2 Qd3 62.Ke1 c3 63.Kf2 c2 64.Ke1 c1Q 65.Kf2 Qcc2 66.Kg1 Qdd1 0–1. olawoj – vladimir1949, internet, 2014.

7.Be2 Kh8 8.0-0 c6 9.a4 a6 10.Nc3 Nbd7 11.ba6 ba6 12.d4 e4 13.Nd2 d5 14.c5 Rg8 15.f4 Nf8 16.Na2 a5 17.Nb3 g5 18.fg5 Rg5 19.Bc3 Ne6 20.Qd2 Qg8 21.g3 Bd7 22.Na5 Rg3 23.hg3 Qg3 24.Kh1 Qh3 25.Kg1 Rg8 26.Kf2 Qg3 0–1. olawoj – peru1950, internet, 2013.

7.Qb3 Be6

8.d4 Nbd7 9.de5 Nc5 10.Qc2 de5 11.Ne5 Nfe4 12.Be2 Bf6 13.0-0 Qd6 (13...Qe7 14.Rd1+=) 14.Nf3 (14.Rd1 Qe7+/-) 14...Rad8 (14...Bb2 15.Qb2 a6 16.Rd1+=) 15.Bf6+/- Rf6 16.Rd1 Qe7 17.Rd8 Qd8 18.Nc3 Rg6 19.Rd1 Qe8 (19...Qf6 20.Nd4 Qh4 21.Bf3+/-) 20.Ne4 (20.Ne5 Rf6+-) 20...fe4+/- 21.Nd4 Bh3 22.g3 (22.Bf1 Qe7+/-) 22...Rf6 23.Nb3 Qf8? (23...Nb3 24.ab3 c5 25.bc6 bc6 26.c5+/-) 24.Bf1?? (better 24.Nc5 Qc5 25.Qe4+-) 24...Bg4 25.Rd5 Nd3 Attacking the backward pawn on f2 (25...Nb3 26.ab3 (worse 26.Qb3 Rf2 27.Qb1 Qf3-/+) 26...c6 27.Rd2+/-) 26.Bd3 ed3 27.Qd2 (27.Rd3?! Bf5 28.f4 Rd6=) 27...Bf3? (better 27...Be2 28.f4 c6 29.bc6 bc6+/-) 28.Nd4?? (better 28.Rd3 Qe7 29.Rd8 Rf8 30.Rf8 Kf8 31.Qa5+-) 28...Bd5-/+ 29.cd5 Qa3 (29...Qc5 30.Qd3 Qd5 31.a3-/+) 30.e4=+ g6 (30...a6 31.ba6 Qa6 32.Ne6=+) 31.Ne6= Re6 (better 31...Rf7!?=) 32.de6+/- Kf8?? (better 32...Qd6+/-) 33.Qf4+- Kg7 34.Qf7 Kh6 35.e7 Qc1 36.Kg2 Qc4 (36...Qc3 37.e8Q Qg7 38.Qf4 g5 39.Qe6 Qg6 40.Qf8 Kh5 41.Qh3) 37.Qf8 (37.Qf4 g5 38.Qf6 Kh5 39.e8Q Qf7 40.Qef7 Kg4 41.h3) 37...Kh5 38.e8Q Qd4 39.Qf3 (39.Qf3 Kh6 40.Qf4 g5 41.Qe6 Kg7 42.Qg5 Kh8 43.Qeg8; 39.Qf5 Kh6 40.Qh3 Kg7 41.Qe7 Kg8 42.Qhh7) 1-0. ClayPigeons (2125) - Akungurv1963 (2120), Rated Bullet game, lichess.org, 2020.

8.d4 e4 9.Ng5 Bc8 10.Be2=.

8.Ng5= Qd7 9.Ne6 Qe6 10.d4 ed4 11.Bd4 Nbd7 12.Bd3 Ne4 13.Qb2 (13.0-0 Nec5 14.Qc2 Nd3 15.Qd3 Ne5=) 13...Bf6 14.Nd2 Nd2 15.Kd2 f4 (15...Nc5 16.Bf6 Nd3 17.Kd3 Qe4 18.Kd2 Rf6 19.Qd4=+) 16.Rae1 (16.ef4 Nc5 17.Rae1 Nd3 18.Kd3 (18.Re6? Nb2 19.Bf6 Rf6 20.Rf6 gf6-+) 18...Qf5 19.Re4-/+) 16...fe3-/+ 17.Re3? (17.fe3 a6 18.Qb1 ab5 19.Bh7 Kh8 20.Bd3-/+) 17...Bg5-+ 18.Bg7?? (better 18.Rhe1-+) 18...Rf2 19.Be2 Qe3 20.Kd1 Re2! 21.Qe2 (21.Qe2 Qc1 Mate attack) 21...Qe2 (21...Qc1) 22.Ke2-+ Kg7 23.Rf1 0-1. ClayPigeons (2105) - KonstantinLo (2130), Rated Bullet game, lichess.org, 2021.

8.Ng5 Bd7 9.d4 (better 9.c5!? d5 10.Be5+/-) 9...ed4= 10.ed4 (10.c5 d5 11.Bd4 a6=) 10...h6 11.c5 d5 12.Nf3 c6 13.a4 (13.Bd3 b6 14.cb6 Qb6=) 13...Re8 14.Be2 Ne4 (14...b6 15.cb6 ab6 16.0-0=) 15.0-0 Rf8 (15...b6 16.cb6 ab6 17.Ne5+=) 16.Ne5 Be8 17.f3 Nf6 18.Nc3 (18.Qc2+/-) 18...Nbd7? (better 18...b6 19.Ba3 bc5 20.dc5 Bf7+/-) 19.Bd3?? (better 19.bc6 Nc5 20.dc5 Bc5 21.Kh1 bc6 22.Nd1+-) 19...Ne5=+ 20.de5 Nd7 21.Ba3 (21.Nd5 A) 21...Bc5?! 22.Kh1 Bf7 A1) worse 23.Bf5 Bd5 (worse 23...cd5 24.e6 Nb6 25.ef7 Kf7 26.Rad1+-) 24.Be6 Be6 25.Qe6 Rf7-/+; A2) 23.e6 Be6 24.Qc3+=; B) 21...cd5 22.Qd5 Kh8-/+) 21...Ne5 22.bc6 (22.Rad1!?-/+) 22...bc6 23.Rae1?? (better 23.Rad1-/+) 23...Nd3-+ 24.Rd1 (24.Nd5 Qd5 25.Qd5 cd5 26.Re7 Ba4-+) 24...Nc5 25.Bc5 (25.Qc2 Bd6-+) 25...Bc5 26.Kh1 Rb8 27.Qa2 Bf7 28.Qd2 (28.Qc2 Qa5 29.Ne2 Rb4-+) 28...d4 (28...Qa5 29.Qc1-+) 29.Ne2 Bb4 (29...Rb4 30.Rc1 Qa5 31.Qd3-+) 30.Qd3 (30.Qd4 Qd4 31.Nd4 Bd5-+) 30...c5 31.Nf4 (31.f4 Qd7-+) 31...Bd5 (better 31...Qd7 32.Rc1-+) 32.Rfe1 (32.Rc1-+) 32...Re8 (better 32...Be1 33.Re1 Bb3 34.Qd2-+) 33.Rf1?? (33.Re8 Qe8 34.Nd5 Qa4 35.Ne7 Kh8 36.Rb1-+) 33...Re3 34.Qa6 (34.Qf5 Bb3 35.Rb1 Qg5 36.Qg5 hg5-+) 34...Bf7 (better 34...Rb6 35.Nd5 Ra6 36.Ne3-+) 35.h3 (35.Rf2-+) 35...Rb6 36.Qa7 Qb8 (better 36...Re7 37.Qe7 Qe7 38.g3-+) 37.Qd7 (37.Qb8 Rb8 38.g4 fg4 39.hg4 Bb3-+) 37...Rb7 (better 37...Rd6 38.Qb5 Qb5 39.ab5 Bc4-+) 38.Qd5 (38.Qf5 Bc4 39.Ng6-+) 38...Bd5 39.Nd5 Rd7 (better 39...Re2 40.Nb4 Rb4 41.f4-+) 40.Ne7 (40.Ne3 de3 41.Rd7-+) 40...Rde7 41.Rfe1 Qd6 (41...Qd6 42.Re2 Re2 43.Rf1 Qg3 44.Rg1 Rg2 45.Rg2 Re1 46.Rg1 Qg1; 41...Re1 42.Re1 Re1) 0-1. ClayPigeons (2110) - Eerojohannes (2005), Rated Bullet game, lichess.org, 2020.

7.Qb3 Kh8

8.d4 e4 9.Nfd2 a6 10.ba6 ba6 11.Be2=.

8.d4 e4 9.Nfd2 c6 10.a4 a5 (10...Be6 11.Be2=) 11.Nc3 d5 12.Be2 g5 (12...dc4 13.Bc4 Nbd7 14.Ba3+=) 13.h4 g4 14.g3 (14.Rb1 dc4 15.Bc4 Nbd7+=) 14...Be6 15.Rc1 Nbd7 16.cd5 cd5 17.Ba3 Nb6 18.Be7 Qe7 19.0-0 Rfc8 20.Kg2 (20.Rc2 Rc7=) 20...Nc4 (better 20...Qb4!?-/+) 21.Nc4 dc4 22.Qb2 Qb4 23.Rb1 Qb2 24.Rb2 Nd5 (24...b6 25.Rd1=) 25.Rc1 (25.Nd5 Bd5 26.Rc1 Ra7+/-) 25...b6 (better 25...Nb4!?=+) 26.Nd5+/- Bd5 27.Rbc2 Kg7 (better 27...Rc7!? 28.Bc4 Rac8 29.Bd5 Rc2 30.Rc2 Rc2+=) 28.Bc4+- Bc4 29.Rc4 Rc4 30.Rc4 Kf6? (better 30...Ra7+-) 31.Rc6 Ke7 1-0. ClayPigeons (2125) - DolphinIQ (2155), Rated Bullet game, lichess.org, 2020.

8.d4 e4 9.Nfd2 Ng4 10.h3 (better 10.Be2=) 10...Nf2?? (better 10...Nf6=) 11.Kf2+- Bh4 12.g3 Bg3?? (better 12...Bg5+-) 13.Kg3 Qg5 Black intends f4 14.Kf2 (better 14.Kh2 Nd7+-) 14...f4 15.Ke1?? (better 15.Ke2 f3 16.Kd1+-) 15...fe3+/- 16.Be2?? (better 16.Kd1 ed2 17.Nd2=) 16...ed2-/+ 17.Nd2 e3 18.Nf3? (better 18.Nf1!? Qg2 19.Rh2 Rf1 20.Bf1 Qh2 21.Qe3=) 18...Qg3 (18...Rf3 19.Kd1 Qg2 20.Re1 Rh3 21.Qd3-+) 19.Kd1 Rf3 20.Bf3?? (better 20.c5-+) 20...Qf3 21.Kc2 (21.Kc1 Qh1 22.Qd1-+) 21...Qf2 22.Kb1 Bf5 (22...Bf5 23.Qd3 Bd3 24.Kc1 Qd2) 0-1. ClayPigeons (2125) - KETUA_SCC (2070), Rated Bullet game, lichess.org, 2020.

7.d4 ed4

8.ed4 a6 9.Bd3=.

8.ed4 c6 9.a4 (9.Bd3 cb5 10.cb5 a6=) 9...Ne4 (9...d5 10.Bd3=) 10.Bd3 Bf6 11.Qc2 d5 12.0-0 Be6 13.Re1 Bh4 (13...dc4 14.Bc4 Bd5 15.Qb3+=) 14.g3 (14.Re2 Bf6+=) 14...Bg5 (14...Bf6=) 15.Be4 (15.Nbd2!?=) 15...fe4=+ (worse 15...de4 16.Ng5 Qg5 17.f3=) 16.Ng5 Qg5 17.f4 (17.Ba3!? Rf7 18.Nc3=+) 17...ef3-/+ 18.Re6?? (better 18.Qf2 Qg4 19.cd5 Bd5 20.Ba3=+) 18...f2-+ 19.Kf1 Qg4 20.Re3 (20.Rh6 gh6 21.Nd2 Qh3 22.Ke2 f1Q 23.Rf1 Rf1 24.Nf1 Qg2 25.Kd3 Qf1 26.Kd2-+) 20...Qh3 21.Ke2 f1Q 22.Kd2 Rf2 23.Kc3 (23.Re2 Qe2 24.Kc1 Qc2) 23…Qc4 0-1. ClayPigeons (2135) - freddysdp (2135), Rated Blitz game, lichess.org, 2021.

8.ed4 d5 9.Bd3=.

8.ed4 Be6 9.Bd3 (9.d5 Bd7=) 9...Bf7 (9...d5!? 10.Qe2 Bb4 11.Bc3 Bc3 12.Nc3 Re8=) 10.Qc2 g6 11.0-0 Nbd7 12.Ng5 a6 13.a4 (13.ba6 Ra6 14.Re1 c6+/-) 13...ab5+= 14.ab5 Ra1 15.Ba1 Nb6 16.Nf7 Rf7 17.c5 (17.Qe2!?+/-) 17...dc5= 18.dc5 Nbd5 (18...Bc5!? 19.Bf6 Rf6 20.Qc5 Qd3 21.Qc7 Qb5 22.Qb8 Rf8 23.Qb7 Rc8=) 19.Bc4 c6 20.bc6 bc6 21.Rd1 Ne4 22.Bd4 Bf6 23.Be3 Kg7 (23...Rd7 24.f3 Bg5 25.Bg5 Ng5 26.Nc3+=) 24.Bd5+/- cd5 25.Nd2?? (25.f3 Ng5+/-) 25...d4?? (better 25...Nc3 26.Nb3 Nd1 27.Qd1 Re7-+) 26.Ne4+/- fe4 27.Qe4 (27.Qa4 Kg8+/-) 27...Re7 28.Qd3 (28.Qb1!?+/-) 28...Qa5= 29.Bf4 (29.Qd2 Qc5 30.Bh6 Kf7 31.Qa2 Re6=) 29...Re1 (better 29...Qc5!? 30.Qd2 Qh5=) 30.Re1+/- Qe1 31.Qf1 Qc3 32.Bd6 (better 32.Qc1!? Kf7 33.c6+=) 32...d3= 33.Qd1?? (better 33.Bf4 g5 34.Be3=) 33...d2?? (33...g5 34.Qb1 d2 35.Qb7 Kh6-+) 34.Kf1?? (34.Bf4 Qc5 35.Qd2 Qb5+/-) 34...Qc1 (34...Qc4 35.Kg1 Qc1 36.Bf8 Kf8 37.h4 Qd1 38.Kh2 Qe1 39.Kh3 d1Q 40.Kg3 Be5 41.Kh3 Qh1) 35.Ke2+/- Qc4 (35...Bc3 36.Bf4 Bd4 37.Qc1 (worse 37.Bd2 Qc5 38.f3 Qe5 39.Kd3 Qd5=) 37...dc1Q 38.Bc1 Bc5 39.f4+/-) 36.Kd2+- Qd5 37.Ke2 Qc6 0-1. ClayPigeons (2090) - HyperKofein (2085), Rated Bullet game, lichess.org, 2021.

8.Nd4 Ne4=.

7.d4 e4

8.Nfd2 a6!? +=.

8.Nfd2 Bd7 9.Nc3 a6 10.a4 ab5 11.ab5 Ra1 12.Ba1 c6 13.Be2 cb5 14.Nb5 Bb5 15.cb5 d5 16.Qb3 Nbd7 17.0-0 Qb6 18.Bb2 Ra8 19.Nb1 Qd6 20.Rc1 b6 (better 20...Qb4 21.Qc2 Nb6=) 21.Ba3 (better 21.Nd2!?=) 21...Ra3-/+ 22.Rc8 Kf7 23.Na3 Qa3 24.Qa3 Ba3 25.Rc7 Ke7 26.f3 Bd6 27.Rb7 Ke6 28.Kf2 g6 (worse 28...Bh2 29.f4-/+) 29.g3 h5 30.f4 (30.Ra7 ef3 31.Bf3 Ne4 32.Ke2 Bb8-+) 30...Ng4 (better 30...Bb8-+) 31.Kg2?? (better 31.Bg4 hg4 32.Ra7-+) 31...Ne3 32.Kf2 Nc4 (32...Nc2 33.Kf1-+) 33.Kg1 (33.Ra7-+) 33...Ne3 34.h3?? (better 34.Kf2=) 34...Nc2-+ 35.Ra7 (35.Kf1 Nd4 36.h4 Ne2 37.Ke2 d4-+) 35...Nd4 36.Ra8 (36.Kf2-+) 36...Ne2 37.Kf2 Nd4 38.Rh8 Kf6 (38...Nb5 39.Re8 Kf7 40.Rd8-+) 39.Rd8 Ke7 40.Rg8 Ne6 (40...Nf8!? 41.Rg7 Ke6 42.Ra7-+) 41.Rg6 Ndf8 (better 41...Nf6 42.Rh6-+) 42.Rg5 (42.Rh6 Bc5 43.Kf1 Nd4-+) 42...Bc5 (42...Ng5 43.fg5 d4 44.h4-+) 43.Kg2 (43.Kf1 Ng5 44.fg5 d4-+) 43...Kf6 (43...Ng5 44.fg5 d4 45.g6 Ng6 46.Kg1 d3 47.Kf1 e3 48.Ke1 Bb4 49.Kf1 e2 50.Kf2 e1Q 51.Kg2 Qe2 52.Kg1 d2 53.g4 d1Q) 44.Rh5 Ng7 (better 44...d4 45.Rh6 Kg7 46.Rh5-+) 45.Rh6 Ng6 46.h4 Kf7 47.h5 (47.Kf1 d4 48.h5 Ne7-+) 47...Nf8 48.Rc6 Nfe6 (better 48...Nh5 49.Rh6 Nf6-+) 49.h6 Ne8 (better 49...Kg8-+) 50.g4 (50.h7 Bd4 51.Rb6-+) 50...fg4 (better 50...Nf4 51.Kg3 e3 52.Rc5 bc5 53.gf5-+) 51.Kg3 (51.h7 Bd4 52.f5 Nf4 53.Kg3 Nh5 54.Kh4-+) 51...Nf6 (51...e3 52.f5 Nd4 53.h7-+) 52.Kh4 (52.f5 Nd4 53.h7 Nh7 54.Rc7 Be7 55.Kg4 Nf6 56.Kf4 Nb5 57.Rc8-+) 52…Nh7 (52...Bf2) 0-1. ClayPigeons (2050) - JetsonF (2140), Rated Bullet game, lichess.org, 2020.

8.Nfd2 Bd7 9.Nc3 c6 10.a4 d5 11.Qb3 Kh8 12.Be2 (12.cd5 cd5 13.Be2 Be6+=) 12...dc4 (12...Be6 13.0-0=) 13.Bc4 cb5 (13...Ne8 14.Ba3=) 14.ab5+= (worse 14.Nb5 Nc6=) 14...b6?? (better 14...a6+=) 15.Nd5 (better 15.Bd5 Nd5 16.Qd5 Bc6 17.bc6 Qd5 18.Nd5 Nc6+-) 15...Nd5? (better 15...a6 16.Ne7 Qe7 17.ba6 Qd8+-) 16.Bd5 Bb5 (16...Bc6 17.bc6 Qc7 18.g4 fg4 19.Be4+-) 17.Qb5 (better 17.Ba8 a6 18.Nc4+-) 17...Nd7 (17...a6 18.Qb3 Ra7+-) 18.Ba8 Qa8 1-0. ClayPigeons (2060) - worzzz (1990), Rated Bullet game, lichess.org, 2020.

8.Nfd2 Nbd7 9.Nc3 c5 10.bc6 (10.Be2 cd4 11.ed4 Rf7=) 10...bc6 11.Be2 Rb8 12.Rb1 Qe8 (12...Nb6 13.0-0=) 13.0-0 (13.Qa4 Qg6 14.0-0 f4+=) 13...Qg6 (13...Nb6 14.a4=) 14.Qa4+= c5 (14...f4 A) 15.Qc6 Bb7 16.Nd5 Nd5 (16...Bc6? 17.Ne7 Kf7 18.Ng6 Kg6 19.ef4+-) 17.Qd7 f3 18.Bf3 ef3-+; B) worse 15.Qa7 f3 16.Nf3 ef3 17.Bf3 Qf7=+; C) 15.Kh1+=) 15.d5 (15.Qa7 f4 16.ef4 Rb7=) 15...a6= 16.g3 (16.Ba1!?=) 16...Ne5 17.Kg2 Qh6 18.Nd1? (18.Rg1 Nfg4 19.Rh1 Qg6=+) 18...Nfg4?? (better 18...Bd7 19.Qc2 f4 20.ef4 Qh3 21.Kg1 Nfg4 22.Bg4 Ng4-+) 19.h3= Rb4 20.Qa3 (20.Qc2 f4 A) 21.Bg4? Bg4 22.h4 fg3 23.fg3 Bf3 24.Kg1 Bd1 25.Qd1 Qe3 26.Kh1 Rf1 27.Nf1 Qf3 28.Qf3 Nf3-+ (28...ef3?! 29.a3 Rc4 30.Nh2-+); B) 21.Ne4?? f3 22.Bf3 Qh3 (22...Rf3 23.hg4 Rc4 24.Ndc3 Bg4 25.Rh1-+; worse 22...Nf3 23.Rh1 Ngh2 24.g4-+) 23.Kh3 Ne3 24.g4 Rf3 (24...Nc2?! 25.Be2-+) 25.Kh2 N5g4 (25...Nf1?! 26.Kg1 Rc4 27.Ndc3=) 26.Kg1 Nc2-+; C) 21.Qe4 Nf6 22.Qc2 Qh3 23.Kg1 Nfg4 24.Bg4 Bg4 25.Nc3 f3 26.Qh7 Kh7 27.Nf3 Nf3; D) 21.gf4? Nh2 22.Rh1 Nef3 (22...Qh3?! 23.Kg1 Rc4 24.Bc3 Nef3 25.Bf3 Nf3 26.Nf3 Qg4 27.Kf1 Qf3 28.Rg1-/+) 23.Bf3 ef3 24.Kg1 Bf5 25.Qf5 Rf5 26.Kh2 Rh5-+; E) 21.ef4=) 20...Nf6=+ 21.Be5 (21.Rh1!?=+) 21...de5-/+ 22.Rb4 (better 22.Rh1!?-/+) 22...cb4-+ 23.Qa5 f4 24.g4 (24.Rh1 f3 25.Nf3 ef3 26.Bf3 e4-+) 24...f3 25.Nf3 ef3 26.Bf3 e4 (26...Qg6 27.Qb6-+) 27.Be2 Bd6 (27...Qg6 28.Qb6-+) 28.c5 Be5 29.d6?? (29.Qb4 Nd5 30.Qe4 Bb7-/+) 29...Bg4! 30.hg4?? (30.Bg4 Ng4 Combination; 30.hg4 Qh2 Mate attack) 30…Qh2 0-1. ClayPigeons (2185) - safyahmad1265 (2185), Rated Blitz game, lichess.org, 2021.

8.Nfd2 Be6 9.Nc3 Nbd7 10.Qb3 Nb6 (10...a6 11.ba6 Ra6 12.Be2= (12.Qb7? Rb6 13.Qa7 Rb2-+)) 11.a4 a5 (11...a6 12.d5 Bf7 13.Be2=) 12.ba6 (12.d5 Bf7=) 12...Ra6 13.c5?? (better 13.d5 Bf7 14.a5=) 13...Bb3-+ 14.Ba6 (14.Nb3 Nbd5 15.Ba6 ba6-+) 14...ba6 15.Nb3 (15.cb6 Be6 16.bc7 Qc7-+) 15...Nc4 16.Bc1 (16.Ba3 Na3 17.Ra3 dc5 18.dc5 Qd3-+) 16...dc5 17.dc5 (17.0-0-+) 17...Qd3 18.Nd2 (18.Nb1 Qb3 19.0-0 Rd8-+) 18...Qc3 19.Rb1 Bc5 20.Ke2 Qd3 (20...Qd3 21.Kd1 Nd2 22.Rb2 Nb1 23.Bd2 Nc3 24.Kc1 Ba3 25.Bc3 Qc3 26.Kd1 Rd8 27.Ke2 Qd3 28.Ke1 Qd1) 0-1. ClayPigeons (2180) - yusername (2175), Rated Bullet game, lichess.org, 2021.

8.Nfd2 Be6 9.Nc3 Bf7 10.a4 Bh5 (10...a6 11.Be2=) 11.Qb3 Kh8 12.Ba3 (12.Be2 Qe8=) 12...Nbd7 13.g3 (13.Be2 Be2 14.Ne2 c5=) 13...a5 (13...c5 14.Bh3 Bg4 15.Bg4 Ng4 16.0-0=+) 14.Bg2 (14.Bh3 Ng4 15.Bg4 Bg4 16.h3=) 14...b6 (14...c5!?=+) 15.Rc1 Qe8 16.Nd5 Rc8 (better 16...Nd5 17.cd5 Rc8=) 17.Nf1 (17.Nf4 Bf7+=) 17...Bf3?? (better 17...Nd5 18.cd5 Nf6-/+) 18.Bf3+= ef3 19.Nd2 Qh5?? (19...Nd5 20.cd5 Nf6 21.Nf3+=) 20.Qd1 (better 20.Ne7 Rce8 21.Nd5 Nd5 22.cd5+-) 20...Bd8 (20...Nd5 21.cd5 Nf6 22.Qf3 Qf3 23.Nf3 Nd5 24.h4+=) 21.Qf3 Qg6 (21...Qf3 22.Nf3 Nd5 23.cd5+/-) 22.0-0 Ne4 23.Ne4 (23.Nf4 Qe8 24.Rfd1 Bg5+/-) 23...fe4 24.Qg2 Nf6 (24...Rf3 25.Qh3 Rf7 26.Nf4+/-) 25.Nf4 Qf7 (25...Qe8 26.d5+-) 26.c5 (26.d5 Re8+-) 26...g5 (better 26...Be7 27.Qh3 dc5+/-) 27.Ne2?? (better 27.cd6 gf4 28.d7+/-) 27...Qg6?? (better 27...Qa2-/+) 28.cb6 (28.cb6 Nd5 29.Nc3 Nb6 30.Qe4 Qe4 31.Ne4+-) 1-0. ClayPigeons (2100) - Masterpeter1970 (2000), Rated Bullet game, lichess.org, 2020.

8.Nfd2 Be6 9.Be2 a6 10.a4 ab5 11.ab5 Ra1 12.Ba1 Nbd7 13.0-0 Qe8 14.f3 (14.d5 Bf7=) 14...ef3+= 15.Bf3 b6 (15...d5 16.Qc2+=) 16.Nc3 Qg6 (16...Ng4 17.Nd5 Bd5 18.Bd5 Kh8 19.Rf5 Rf5 20.Qg4+=) 17.Ne2 Qh6 18.Nf4 Bf7 19.Qe2 Bd8 (19...Re8 20.g3+=) 20.g3 (20.Bc6 Nb8 21.Bb7 Re8+=) 20...Re8 (20...g5 21.Nd3+=) 21.Qd3 (21.Bc6!?+/–) 21...Ng4 Attacking the backward pawn on e3 22.Bg4 fg4 23.e4 Bf6 (better is 23...Bg5=) 24.Nd5 (better is 24.Qe2=) 24...Bd5–/+ 25.cd5 (25.ed5 Re3 26.Qf5 Re2–+) 25...Bg5 26.Nc4 Qg6 27.Rf5 Nf6 28.e5? (better is 28.Ne5 Qh6 29.Bb2–/+) 28...Nd5–+ 29.Qf1 (29.Qb1 Bc1 30.Qc2 Ra8–+) 29...Ne7 30.Rf2 (30.Rg5 Qg5 31.Bc3 Rf8–+) 30...d5 31.Nd2 (31.Bb2–+) 31...Be3 32.Qe2 (32.Kg2 Bf2 33.Qf2 Rf8–+) 32...Bf2 33.Qf2 (33.Kf2 Qc2 34.h3 Rf8 35.Kg1 Ra8–+) 33...Rf8 (better is 33...Ra8 34.Bc3 Qd3 35.Bb2–+) 34.Qe3 (34.Qe1–+) 34...Qc2 35.Qe1 (35.Qe2 Ra8 36.Bc3 Qc3–+) 35...Ra8 36.Nf1 Ra2 (36...Ra2 37.Qd2 Qd2 38.Nd2 Rd2–+) 0–1. Sieber,Martin (2035) – Mareckova,Martina (2055), CZE–ChT1E, 2011.

8.Nfd2 Qe8 9.Nc3 Qg6 10.Be2? (10.Ne2 Qf7=) 10...c6 (better 10...Qg2 11.Rf1 Qh2-+) 11.0-0= Be6 (11...f4 12.Kh1= (worse 12.ef4 Bh3 13.g3 Bf1 14.Qf1 d5-/+)) 12.g3 (12.bc6 bc6 (12...Nc6? 13.d5+-) 13.d5 cd5 14.cd5 Nd5 (14...Bd5?? 15.Nd5 Nc6 16.Ne4 Ne4 17.Bb5+-) 15.Nde4 Ne3 (15...fe4 16.Nd5 Bh4 17.Nc7+-) 16.fe3 fe4=) 12...f4 (12...d5!?=+) 13.ef4= Bh3 (13...d5 14.Qb3=) 14.Re1+= Nbd7 (14...cb5 15.Nce4 Ne4 16.Ne4+/-) 15.Qc2 (better 15.Nde4!? Ne4 16.Ne4 cb5 17.Nc3+-) 15...Bf5= 16.Qd1 Rae8 (16...Bh3 17.Nce4 cb5 18.Nf6 Bf6 19.cb5+-) 17.Nf1 (17.Nde4 Ne4 18.Ne4 Qf7+/-) 17...d5 (17...cb5 18.Nb5 a6 19.Nc3+=) 18.Ne3 Bh3 (18...Nb6 19.c5 Nc8 20.Nf5 Qf5 21.f3+/-) 19.Qb3 (19.bc6 bc6 20.cd5 cd5 21.Ncd5 Bd6+-) 19...Kh8 (19...Bd6!? 20.Ba3 c5 21.Ncd5 Nd5 22.Nd5 Bf4 23.Nf4 Rf4+/-) 20.cd5+- cd5 (20...cb5 21.Nb5 (worse 21.Qb5 a6 22.Qb3 b5+/-; 21.Bb5?! a6 22.Be2 b5+/-) 21...Nh5 22.Kh1+-) 21.Ncd5 Nd5 (21...Bd6 22.Ba3 Nd5 23.Nd5+-) 22.Qd5 Nf6 (22...Rb8 23.Qh5 Qh5 24.Bh5+-) 23.Qb7 Nh5 (23...Bb4 24.Rec1+-) 24.Qa7 (24.Kh1 Bb4 25.Rec1 Re7+-) 24...Nf4 25.a4 (25.d5 Rf7 26.Qa6 Bf6+-) 25...Ne2? (better 25...Bb4 26.d5 Be1 27.Re1 Ne2 28.Re2 Rf7+-) 26.Re2+- Qf7 (26...Bg5 27.d5+-) 27.Ba3 (better 27.d5!? Rd8+-) 27...Qf3 28.Raa2?? (better 28.Rb2 Bg5 29.Bf8 Rf8 30.Qc5 Be3 31.Qf8 Qf8 32.fe3+-) 28...Bg5 (28...Ba3 29.Re1 Rc8-+) 29.Bf8+= Be3?? (better 29...Rf8 30.Qc5 Be3 31.Qf8 Qf8 32.Re3 Qb4+=) 30.Qg7 1-0. ClayPigeons (2125) - D_rose1 (2110), Rated Bullet game, lichess.org, 2020.

8.Nfd2 Qe8 9.Be2 Be6 10.0-0 c6 11.a4 d5 12.Ba3 Nbd7 13.Be7 Qe7 14.c5 g5 15.Nc3 f4 16.a5 a6 17.bc6+= bc6 18.Qa4 Nb8 19.Na2 Ng4 20.Rab1 fe3= 21.Bg4 ef2=+ 22.Rf2 Bg4 23.Rf8 Qf8 24.Nf1 Be2 25.Qb3 Bc4 26.Qb7 Ba2 27.Rb2 Nd7=+ 28.Qd7 Bc4 29.Rf2 Qe8 30.Qf5 Qe7 31.Ne3 Rf8 32.Qf8 Qf8 33.Rf8 Kf8 34.Kf2 Kf7 35.Ng4 Ke6 36.Ke3 h5 37.Nf2 Kf5–+ 38.g3 Bf1 39.Nd1 Bg2 40.Kf2 Bf3 41.Ne3+= Ke6 42.Nc2 Bd1 43.Nb4 Kd7 44.Na6 Ba4 45.Nb4 Bb5 46.a6 Kc7 47.Ke3 Kb8 48.Kd2 Ka7 49.h4 gh4 50.gh4 Ba6?? 51.Nc6+– Kb7 52.Ne7 Bc4 53.Ng6 Kc7 54.Nf4 Kd7 55.Nh5 Ke6 56.Ke3 Kf5 57.Nf4 Bb3 58.c6 Ba4 59.c7 Bd7 60.Nd5 1–0. Chulia Sanmartin,Miguel – Lekhveishvili,Nodar, Valencia Provincial South, 2004.

8.Nfd2 f4 9.ef4= e3? (better is 9...a6!?=) 10.fe3+/– Ng4 11.Qf3 Re8 12.Ne4 (12.e4 a6+–) 12...Bf5 13.Ng3 Bh4 14.Kd2 (14.Qb7 Qe7 15.Qd5 Kh8+/–) 14...Re3 (better is 14...Bg3 15.hg3 Qc8+=) 15.Qe3?? (better is 15.Qb7 Bg3 16.hg3+/– (16.Qa8 Bf4 17.Qd5 Be6–/+)) 15...Ne3–/+ 16.Ke3 Qe7 17.Kf3?? (better is 17.Kd2 Bb1 18.Rb1–/+) 17...h5 (better is 17...Bg3 18.Nc3 Qh4 19.hg3 Qh1–+) 18.Nf5+– Qe1 19.Nh4 g5 20.Nf5?? (better is 20.h3+–) 20...g4 0–1. chybol3 – andrzelinka2, internet, 2013.

8.Nfd2 c6

9.a4 d5 10.Nc3 cb5 11.ab5 Nbd7 12.Qb3 Nb6? (better 12...dc4 13.Nc4 Kh8=) 13.c5+- Nbd7 (13...Nc4 14.Nc4 dc4 15.Bc4 Kh8 16.0-0+-) 14.Nd5 Nd5 15.Qd5 Kh8 16.Qb3 (16.Bc4 Qe8+-) 16...Nf6 17.Bc4 f4 (17...Bd7 18.0-0+-) 18.0-0 (18.ef4!? Bf5+-) 18...f3 19.b6 (19.gf3 Qe8 20.Kh1 ef3 21.Nf3 Qh5+=) 19...fg2 20.Kg2 a6 21.Rh1 (better 21.Ra5!?+/-) 21...Qe8 22.Rag1 (22.h3 Qg6 23.Kf1 Nh5=+) 22...Qh5 (22...Ng4 23.f4 ef3 24.Nf3-+) 23.Kf1 (23.h3 Qh4 24.Bf7 a5=) 23...Bh3 (23...Ng4 24.Ne4 Nf2 25.Nf2 Bh4-+) 24.Ke1+/- Ng4 25.Ne4 Qf5 26.Rg4 (better 26.Bd5 Nf2 27.Nf2+/-) 26...Bg4-/+ 27.Bd3 Bf3 (better 27...Bh4 28.Rf1 Bh3-/+) 28.Rg1?? (better 28.Nd2 Qh5 29.Nf3 Qf3 30.Rf1-/+) 28...Be4-+ 29.d5 (29.f4 Bd3 30.d5 Rf7-+) 29...Bf6 (better 29...Qf2 30.Kd1 Bf3 31.Kc1 Qg1 32.Kd2 Qh2 33.Kc1 Qg1 34.Kd2 Qf2 35.Kc3 Bf6 36.Kb4 Bb2-+) 30.Be4 Qe4 31.Bf6 Rf6 (worse 31...gf6 32.Rg3-+) 32.d6 (32.Rg5 Raf8 33.Rg7 Qh1 34.Kd2 Rf2 35.Kd3 Qf1 36.Kc3 Qc1 37.Kd4 Rd2 38.Ke5 Qa1 39.Qb2 Qb2 40.Kd6 Qf6 41.Kc7 Qg7 42.Kd6 Rf6 43.Ke5 Qe7) 32...Qf3 (better 32...Qf5!? 33.Qb2-+) 33.Rf1 (33.Qc2 Re8 34.Qd2 Qf5-+) 33...Re8 (33...Qc6!? 34.Qc3-+) 34.Qd3 Rfe6 35.d7 (35.Kd2 Re5 36.e4 Qf7-+) 35...Rd8 (better 35...Re3 36.fe3 Re3 37.Qe3 Qe3 38.Kd1 Qd4 39.Ke2 Qc4 40.Ke1 Qe6 41.Kf2 Qd7-+) 36.Qd5 (36.Qd4-+) 36...Qd5 37.Ke2 Qc5 (37...Qa2 38.Kf3 Rf8 39.Kg3 Rg6 40.Kh4 Qe6 41.f3 Rg2 42.d8Q Qh6) 38.Re1 Qb6 (38...Qc4 39.Kf3 Rf6 40.Kg2 Rg6 41.Kh1 Qe4 42.f3 Qf3) 39.Kf3 Qd6 40.Kg2 (40.h3 Qd5 41.e4 Rf8 42.Ke2 Qc4 43.Ke3 Qc3 44.Ke2 Qc2 45.Ke3 Re4) 40...Re7 (40...Rg6 41.Kf3 Qd3 42.Kf4 Rf8 43.Ke5 Rf5) 41.Kf1 Red7 (41...Qh2 42.Ke2 Red7 43.Rg1 Qh5 44.f3 Qh2 45.Rg2 Qg2 46.Ke1 Rd1) 42.e4 (42.f4 Qe6 43.Kg2 Qg4 44.Kf1 Rd2 45.Rb1 Qf3 46.Ke1 Qe2) 42...Qd2 (42...Qh2 43.Ke2 Rf8 44.Rf1 Qf4 45.Re1 Qf2) 43.Rd1 (43.Re2 Qf4 44.Kg2 Qg4 45.Kf1 Qh3 46.Kg1 Rd1 47.Re1 Re1) 43...Qd1 44.Kg2 Re7 (44...Qg4 45.Kf1 Rd1) 45.h4 (45.f3 Rf7 46.Kg3 Qf3 47.Kh4 Qe4 48.Kg5 Rf5) 45...Qg4 46.Kh2 Re4 (46...Re4 47.f4 Qe2 48.Kg3 Re3; 46...Rd3 47.f3 Rd2 48.Kh1 Qg2) 0-1. ClayPigeons (2125) - VovaModnuyUA (2020), Rated Bullet game, lichess.org, 2019.

9.a4 d5 10.c5 b6 11.Qb3 (11.Nb3 a6=) 11...cb5 (11...bc5!? 12.dc5 Bc5–/+) 12.ab5 (worse is 12.Qb5 Ba6 13.Qb3 bc5 14.dc5 Bf1 (14...Bc5?! 15.Bb5–/+) 15.Kf1 Na6–+ (15...Bc5?! 16.Bf6 Rf6 17.Nc3–/+)) 12...bc5 13.dc5 Bc5 14.Nc3 Be6 15.Be2 Nbd7 16.0-0 Qe8 17.Kh1 d4 18.Bc4 dc3 (better is 18...Bc4 19.Qc4 Qf7 20.ed4 Qc4 21.Nc4 Bd4–/+) 19.Be6+= Kh8 20.Bc3 Bb6 (20...Qg6!?+=) 21.Bf5+/– Nc5 22.Qa3 (better is 22.Qc4!?+/–) 22...Nd5+= 23.Bh3 (23.Bd4!? Rf5 24.Bc5+/–) 23...Nc3 24.Qc3 Nd3 (better is 24...Qb5 25.Kg1 Qd3+=) 25.Qb3?? (better is 25.Kg1+=) 25...Nf2–/+ 26.Rf2? (better is 26.Kg1 Nh3 27.gh3–/+) 26...Rf2–+ 27.Nc4 Qf8 28.g3? Qf3 29.Kg1 Rf8 30.Qd1 Be3 31.Qf3 R2f3 32.Ne3 Re3 33.Ra7 Rb8 34.b6 Rb3–+ 35.Re7 R3b6 36.Re4 g6 37.Bf1 Rb1 38.Rf4 Kg7 39.Kg2 R8b2 40.Rf2 Rf2 41.Kf2 Rb2 42.Kg1 h5 43.Bg2 g5 44.Bf1 Kf6 45.Bg2 Kf5 46.Bf1 h4 47.Bh3 g4 48.Bf1 h3 49.Bd3 Ke5 50.Bf1 Kd4 51.Ba6 Ke3 52.Bf1 Rb1 0–1. captainevans – bojon, internet, 2014.

9.Nc3 cb5 10.cb5 d5 11.Qb3 Be6 12.a4 Nbd7 13.Be2 Rc8 14.0-0 Ng4 (14...Qa5 15.Rac1=) 15.h3 (15.Bg4 fg4 16.Nce4 Nb6+=) 15...Nh6 (15...Ngf6 16.a5=) 16.Rfc1 (16.Nd5 Bh4 17.a5+/-) 16...Qe8? (16...Nf6 17.a5=) 17.Bf1 (17.Nd5!? Rc1 18.Rc1+/-) 17...Qg6 (17...Qf7 18.f4=) 18.Kh1 (18.Nd5 Bd6 19.Nf6 Qf6+=) 18...Nf7 (18...Qf7 19.a5=) 19.Ne2 (19.Nd5 Bd6 20.a5 f4 21.Nf4 Bf4+/-) 19...Ng5 (19...Nd6!?=) 20.Nf4+= Qh6 21.Ne6 (21.Nd5!? Bd6 22.Rc8 Rc8 23.a5+=) 21...Qe6= 22.Ba3 Ba3 23.Qa3 Rc1 24.Rc1 f4 25.Rc7 (25.ef4!? Nf7 26.Rc7+=) 25...f3= 26.g4 (26.g3 Nh3 27.Ne4 Qh6-/+ (worse 27...de4 28.Bc4 Nf2 29.Kh2 Qc4 30.Rc4=; worse 27...Qe4 28.Bh3 Nf6 29.Qe7 Qe7 30.Re7+/-)) 26...h5 (26...Qh6 27.Rd7 Nh3-/+) 27.Qc3 (27.gh5 Nh3 28.Ne4 Qg4-+ (28...de4? 29.Bc4 Nf2 30.Kh2 Qc4 31.Rc4+-); 27.Rb7 hg4 28.Qc1 Nh3 29.Bh3 gh3 30.Ra7 Qg6-+) 27...hg4 28.hg4?? (better 28.Rb7 Nh3 29.Qc6 Qc6 30.bc6 Nf2 31.Kg1+/-) 28...Qg4 (28...Qh6 29.Kg1 Nh3 30.Bh3 Qh3 31.Nf3 ef3 32.Rd7 Qg2) 29.Qb3 (29.Rd7 Qd7 30.Kh2-+) 29...Nf6 30.Qb4 Nh3 (30...Nh3 31.Kh2 Nf2-+) 0-1. ClayPigeons (2155) - BZimenko (2130), Rated Bullet game, lichess.org, 2021.

9.Nc3 d5 10.a4 Be6 11.Qb3 Bf7 12.Ba3 White plans c5 12...Ba3 13.Ra3 Nbd7 14.h3 (14.Be2 Rc8=) 14...Nb6 (14...Rc8!?=) 15.c5+= Nbd7 (15...Nc8!?+=) 16.bc6+/- bc6 17.Qb7 Rb8 (17...f4 18.ef4 Qa5 19.Qc6+/-) 18.Qa7 (18.Qc6 a5+-) 18...Rc8 19.Qb7 h6 20.Qb2 (20.a5 Rc7 21.Qa6 Nb8+/-) 20...Rb8 21.Qc2 Qa5 22.Be2 (22.Nb3 Qb4 23.Qc1 Rb7+/-) 22...Rb4 (22...f4!?+/-) 23.0-0 Rfb8 24.Rfa1 Rb2 25.Qc1 g5? (25...R2b4 26.Rb1+/-) 26.Ndb1 (26.Bb5 Rd2 27.Qd2 cb5 28.ab5 Qd8+-) 26...f4? (better 26...R2b4!?+/-) 27.ef4 (27.Bb5 Rb4 28.Bc6 fe3 29.fe3 g4+-) 27...gf4 28.Qf4 Rb1 (better 28...Re2 29.Ne2 Qe1 30.Kh2 Qe2 31.Qh6 Bh5+-) 29.Rb1 Rb1 30.Nb1 Qe1 31.Bf1 Qb1 32.Qb8?? (better 32.Qh6 Nh5 33.a5+- (worse 33.Qc6 Qb2+-)) 32...Kg7 (better 32...Qb8 33.Ra2 Qb1-+) 33.Qb1+- 1-0. ClayPigeons (2160) - Stelldichein (2185), Rated Bullet game, lichess.org, 2020.

9.Nc3 Be6 10.a4 d5 11.Ne2 (11.Qb3 Nbd7=) 11...Bf7 12.Nf4 g5 (12...dc4 13.Bc4 Nd5 14.Nd5 cd5 15.Be2=) 13.Nh3= h6 14.Be2 (14.c5 Bh5 15.f3 Qc7=) 14...Nbd7 (14...dc4 15.Nc4 Be6 16.Qb3=) 15.Qb3 Kg7 16.0-0 Rb8 (16...dc4 17.Bc4 cb5 18.ab5 Bc4 19.Nc4=) 17.Kh1 (17.c5 Bh5 18.f3 b6 19.cb6 Qb6=) 17...Bd6 Black intends f4 (17...dc4 18.Nc4 Rc8 19.Rfc1=) 18.Ng1 (18.c5 Bc7=) 18...Qe7 (18...Qc7 19.h3=+) 19.g3 (19.c5 Bc7=) 19...f4 20.cd5? (20.c5 Bc7=) 20...cd5 (better 20...f3!? 21.Bd1 Bd5-+ (21...cd5?! 22.Ba3=+; worse 21...Nd5 22.Ba3 Nb4 23.Qc3=+)) 21.ef4 gf4 22.Rae1 (22.gf4 Rbc8=) 22...f3 (better 22...Qd8!?=+) 23.Bf3= ef3?? (better 23...Rbc8=) 24.Re7+- Be7 25.Ba3 Ng4 (25...Ba3 26.Qa3 Ne4 27.Ngf3 Bg6+-) 26.Be7 Rfe8 27.Bd6 Re1 (27...Rbc8+-) 28.Re1 (better 28.Qf3 Nge5 29.de5 Rf1 30.Nf1+-) 28…Nf2. ClayPigeons (2115) - pilot079 (2200), Rated Bullet game, lichess.org, 2020.

7.d4 Be6

8.de5 Ne4 9.ed6 Bd6 10.Nc3+=.

8.de5 de5 9.Qd8+/- Bd8 (9...Rd8 10.Be5 Ne4 11.a3+=) 10.Ne5 Ne4 11.Be2 f4? (11...Bf6 12.Nd2+/-) 12.ef4 (better 12.Bf3!? fe3 13.Be4 ef2 14.Ke2+-) 12...Rf4+/- 13.Nf3 (13.g3 Rf8+/-) 13...Bf6 14.Bf6 Nf6 (14...Rf6 15.Nbd2 Nc3+/-) 15.0-0 (better 15.g3!? Rc4 16.Bc4 Bc4 17.Nc3+/-) 15...Bc4+= 16.Nc3 (16.Bc4 Rc4 17.Nbd2 Rb4=) 16...Be2 17.Ne2 Rb4 18.a4 (18.Rfc1 Rb5 19.Rc7 Na6=) 18...Nbd7 19.Nc3 a6 20.Rfd1 ab5 21.ab5 Ra1 22.Ra1 Nc5 (22...c5 23.bc6 bc6 24.Kf1=) 23.Ng5 (better 23.Ne5 Kf8 24.Kf1=) 23...h6?? (better 23...Kf8 24.Kf1 Rb3=) 24.Ra8 Ne8 25.Re8 1-0. ClayPigeons (2165) - Histofi (2195), Rated Bullet game, lichess.org, 2020.

8.de5 Ng4 9.ed6 Bd6 10.h3 Bb4 (better 10...Nf6+/-) 11.Bc3?? (better 11.Nc3 Nf6 12.Qd8 Rd8 13.a3+/-) 11...Qd1-+ 12.Kd1 Nf2 13.Ke2 Bc3 (13...Nh1?! 14.Bb4 Bc4 15.Ke1 Bf1 16.Bf8 Bg2 17.Nd4-+) 14.Nc3 Nh1 15.Nd4 Bc4 16.Kf3 Bf1 (better 16...Bf7 17.g3 c5 18.bc6 Nc6 19.Nc6 bc6 20.Ba6 Bh5 21.Kg2-+) 17.Rf1 f4! 18.Rh1 (18.ef4 Rd8 Combination) 18...fe3 19.Ke3 Nd7 20.Nd5 Rae8 21.Kd2 (21.Kd3 Rf7-+) 21...Ne5 (21...Rf2 22.Kd3-+) 22.Kc3 (22.Nc7 Re7 23.Nce6 Rf2 24.Kc3 Rg2-+) 22...Rd8 (22...c6 23.bc6 Nc6 24.Rb1-+) 23.Nb4 (23.Nc7 Rf2 24.Re1 Rc8-+) 23...Rf2 (23...a5 24.Nbc2-+) 24.Ne6 (24.Re1 a5 25.ba6 c5 26.Re5 cd4 (26...Rd4?! 27.Rc5 Rd7 28.Nd3=; 26...cb4 27.Kb3 ba6 28.Nc6 Rd3 29.Kb4-+) 27.Kd3 ba6-+) 24...Re8 (better 24...Rd6 25.Nc7 Rg2 26.h4-+) 25.Nd4? (25.Nc7 Rc8 26.Nbd5-+) 25...Rg2 26.Rf1 (26.Nf5 Rf2 27.Nd4 c5 28.bc6 bc6-+) 26...Rg3 27.Kb2 Rh3 28.Nd5 (28.Rc1 Rh4 29.Kc3 Rd8-+) 28...Nd3 (28...c6 29.Nc7 Nc4 30.Ka1-+) 29.Ka1 (29.Kb1 Re4 30.Nf5 h5 31.Nh6 Kh7-+) 29...c6! 30.Nc7 (30.bc6 bc6 Passed pawn) 30...Rd8 (30...Re7 31.Nce6 h6 32.bc6 bc6 33.Rf8 Kh7 34.Rf1-+) 31.Nde6 (31.Nce6 Ra8 32.bc6 bc6 33.Nc6-+) 31...Rc8 32.bc6 bc6 33.a4 (33.Rb1 h6-+) 33…Ne5 0-1. ClayPigeons (2160) - EvilChess (2015), Rated Bullet game, lichess.org, 2020.

7.Be2 c5

8.d3 b6 9.0-0 Bb7 10.Ng5 Qd7 11.Nc3 e4 (11...a6 12.f4=) 12.de4+= Ne4? (better is 12...h6!? 13.Nh3 fe4+=) 13.Nge4+/– fe4 14.Bg4 Qc7 (14...Qe8 15.Be6 Kh8 16.Bd5 Bd5 17.Qd5+– (17.cd5?! Bf6+=)) 15.Nd5 Bd5?? (better is 15...Qd8+–) 16.Qd5 (16…Kh8 17.Qa8+–; 16.cd5?! a6+/–) 1–0. mrkt – guest4110, ICC, 2004.

8.d4 cd4 9.ed4 e4 10.Nfd2 d5 11.0-0 Be6 12.Re1 Nbd7 13.c5 Qc7 14.Nc3 Kh8 15.Nb3 f4 16.a4 Rae8 17.a5 Bd8 18.b6 ab6 19.ab6 Qb8 20.Nb5 f3 21.gf3 ef3 22.Bf3 Qf4 23.Bc1 Qh4 24.Be3? Ng4–+ (24...Ng4 25.Bf4 Rf4 (25...Qf2 26.Kh1 Rf4 27.Bg4 Rg4 28.Qg4 Bg4 29.Re8 Nf8 30.Nd2–+) 26.Bg4 Rf2 (26...Qg4?! 27.Qg4 Rg4 28.Kh1=+; 26...Qf2 27.Kh1 Rg4 28.Qg4 Bg4 29.Re8 Nf8 30.Nd2–+) 27.Bh3 Qh3 28.Kf2 Qh2 29.Kf3 Bg4 30.Kg4 Qg2 31.Kf4 Bg5 32.Kf5 g6#) 0–1. Kern,Michael – Faner,Frederic, CiF, 1998.

7.Be2 c6

8.0-0 a6 9.a4 ab5 10.ab5 Ra1 11.Ba1 h6 12.d4 e4 13.Nfd2 d5 14.cd5 cd5 (14...Qd5?? 15.Bc4+–) 15.Qb3 Kh8 16.Nc3 Qd6 17.Bb2 Be6 18.Ra1 Qc7 19.Ra8 f4 20.Ba3 Ba3 21.Qa3 Rc8 22.Ncb1 fe3 23.fe3 Bg4 24.Kf2? (better is 24.Bf1=) 24...Be2–+ 25.Ke2 Qh2 26.Nf1?? (26.Nc3–+) 26...Qg2 27.Ke1 Ng4 28.Nbd2 Qf2 (better is 28...Nf2 29.Qc5 Nd3 30.Kd1 Qg4 31.Kc2 Nc5 32.dc5 Rc5 33.Kb3 Qc8–+) 29.Kd1 Qf7 (29...Qh4 30.Ke2–+) 30.Qd6?! (30.Ke2 Nf2 31.Qd6–+) 30...Qe8 (30...Nf2 31.Ke2 Nd3 32.Qh2–+) 31.Nb3?? (31.Qd5 b6 32.Qf5= (32.Ne4? Qe4 33.Qe4 Nf2 34.Kd2 Ne4 35.Kd3 Nd6–+)) 31...Nf2 (better is 31...Qb5!? 32.Nfd2 Ne3 33.Ke1 Ng2 34.Kf2 e3 35.Kg1–+) 32.Ke2 (32.Kd2–+) 32...Nd3 33.Nc5 Qh5 (better is 33...Qb5 34.Nd2 Nc5 35.Kd1–+) 34.Kd2 Nc5 (better is 34...Qf3 35.Qg3 Qf1 36.Rb8 Rb8 37.Qb8 Kh7 38.Nd3 Qd3 39.Ke1 Qe3 40.Kf1 Qd3 41.Kg2 Qb5–+) 35.dc5–/+ Qe8 36.Kc3 (36.c6!? Nc6 37.Rc8 Qc8 38.bc6 bc6 39.Ng3–+) 36...Nd7 (better is 36...Rd8!? 37.Qc7 Qf8–+) 37.Rc8–/+ (37.Rc8 Qc8 38.c6 bc6 39.Qc6–/+). popovicigelu – niemamocny, internet, 2013.

8.0-0 e4 9.Nd4 =.

8.0-0 Kh8 9.d4 e4 10.Nfd2 d5 11.Nc3 Be6 12.a4 Nbd7 13.Qc2 Rc8 14.c5 Qe8 15.a5 Qg6 16.a6 b6 17.bc6 Rc6 18.Qa4 Rcc8 19.Nb5 bc5 20.Na7= Rc7 21.Nb5 Rcc8 22.a7 c4 23.Qa6+= Bg8 24.Qb7 Bb4 25.Ba3 Bd2 26.Bf8 Rf8 27.a8Q Ra8 28.Ra8 h6 29.Rc8 Kh7 30.Ra1 f4 31.ef4 Bf4 32.Nc3 Be6 33.Raa8 Qg5 34.Qb1 Bf5 35.Qd1 e3+/– 36.fe3 Be3 37.Kh1 Bg4?? 38.Rh8 Kg6 39.Rhd8 Qf5? 40.Nd5!+– Qd5 41.Bg4 Qe4 42.Bd7 Nd7 43.Re8 Qf4 44.Qb1 Kf7 45.Re4 (45.Re4 Qd6 46.Re3+–) 1–0. Grund,Karl – Jung, corr SOK–89–47, 1989.

8.a4 Nbd7 9.d4 e4 10.Nfd2 c5 11.Nc3 cd4 12.ed4 b6 13.0-0 Bb7 14.Qc2 Rc8 15.Nd1 (15.a5 d5+=) 15...d5 16.Ne3 dc4 (better 16...f4!? 17.Nf5 Bb4=) 17.Bc4+/- Kh8 18.Nf5 Nb8? (better 18...Bb4 19.Ne3 Nd5 20.Nd5 Bd5+/-) 19.Ne7+- Qe7 20.Ba3 Qd7 21.Bf8 Rf8 22.Qb3 (22.Qb2 Rd8 23.Nb3 Bd5 24.Bd5 Qd5+-) 22...Qf5? (22...Qd4 23.Rad1 Nbd7+-) 23.Rae1 (23.f3 Qd7 24.Qe3 ef3 25.Nf3 Bf3 26.Rf3 Re8+-) 23...Nbd7 (23...Rd8 24.Qe3+-) 24.h3 Qg6 25.Re3 (25.Qg3 Qg3 26.fg3 Re8+-) 25...Nh5 26.d5 (26.g3 Nhf6+-) 26...Ne5 (26...Nc5 27.Qb2 Bd5 28.Bd5 Nf4+-) 27.Ne4?? (better 27.Qb4 Re8 28.Re4+-) 27...Bc8?? (better 27...Nf4 28.Ng3 Nc4 29.Qc4 Bd5+-) 28.f4! Nf4 (28...Rf4 29.Qb4 Decoy; 28...Nf4 29.Ng3 Decoy) 29.d6 (better 29.Ng3!? Qd6 30.Qc3 Neg6+-) 29...Bd7 (29...Qg2) 30.Rf4! Rf4 (30...Rf4 31.Bd5 Combination) 31.g3?? (better 31.Bd5 Qf5 32.Nd2+-) 31...Re4-+ 32.Re4 (32.Bf1 Re3 33.Qe3 Qd6-+) 32...Qe4 33.Be6 (33.Bd5 Qe1 34.Kh2 Qe2 35.Kg1 Bh3 36.g4 Bg4 37.d7 Bd7 38.Bb7-+) 33...Qe1 34.Kg2 (34.Kh2 Qf2 35.Kh1 Nf3 36.Qf3 Qf3 37.Kh2 Qf2 38.Kh1 Be6 39.a5 Bd5) 34...Qe2 (34...Be6 35.d7 Bh3 36.Kh2 Qf2 37.Kh3 Qf1 38.Kh4 Ng6 39.Kg4 h5 40.Kg5 Qf6 41.Kh5 Qf5) 35.Kh1 Be6 (35...Nf3 36.Qf3 Qf3 37.Kh2 Qf2 38.Kh1 Be6 39.a5 Bd5) 36.Qe6 (36.Qd1 Qd1 37.Kh2 Qd2 38.Kg1 Nf3 39.Kf1 Bh3) 36...Qf3 (36...Qf1 37.Kh2 Nf3) 37.Kg1-+ Qg3 38.Kh1 (38.Kf1 h6 39.Qf5 g6 40.Qf8 Kh7 41.Qe7 Kg8-+) 38...Qf3 (38...g6 39.Qe7 Qh3 40.Kg1 Qe3 41.Kf1-+) 39.Kg1 Qd1 40.Kh2 (40.Kh2 Qe2 41.Kg3-+). ClayPigeons (2125) - Barfold (2085), Rated Bullet game, lichess.org, 2021.

8.a4 Be6 9.Nc3 d5 10.Ne5+/- Ne4 (10...dc4 11.Nc4 cb5 12.ab5+/-) 11.d4 (11.d3 Nc3 12.Bc3 Bf6+/-) 11...Bf6 (11...dc4!? 12.0-0 cb5 13.Nb5 a6+=) 12.cd5+/- cd5 13.Nf3 (13.0-0 Nd7+/-) 13...Nd7 (13...Qa5 14.Qd3+=) 14.0-0 Rc8 15.Qb3 Kh8 (15...Nb6 16.Rfc1+/-) 16.Rfd1 (16.a5 Qe7+/-) 16...Qe7 (better 16...Nb6+/-) 17.Ba3?? (17.a5 Ndc5 18.Qa3 Nd7+/-) 17...Qf7?? (17...Rc3!? 18.Be7 Rb3 19.Bf8 Nf8=+) 18.Bf8 (better 18.Rac1!? Rfe8 19.a5+/-) 18...Rc3+= 19.Bg7 Kg7 (19...Qg7 20.Qb2+=) 20.Qb4 Be7 (20...f4 21.ef4 Bd8 22.Bd3 Qf4 23.Be4+/-) 21.Qb2 (21.Qa5 Rc2 22.Bd3 Rf2 23.Be4 fe4 24.Kf2 ef3=) 21...Rc8 22.Ne5 (better 22.Bd3+=) 22...Ne5-/+ 23.de5 Nc3 (23...f4 24.Bf3-/+) 24.Bf3 (better 24.Rd3 Ne4 25.f3=) 24...Nd1-/+ 25.Rd1 Bc5 (25...Rc4 26.b6 Rb4 27.ba7 Rb2 28.a8Q-+) 26.Bd5 (26.Qd2 Qe7-/+) 26...Bd5-+ 27.e6 Qf6 28.Qf6 Kf6 29.Rd5 Be7 30.g3 Rc4 (better 30...Ke6 31.Rd4 Bf6-+) 31.a5? (31.Rd7 a5-/+) 31...Rc5 (31...Ke6 32.Rd1-+) 32.Rd7? (better 32.Rc5 Bc5 33.a6-+) 32...Rb5-+ (32...Ke6 33.Rb7 a6 34.ba6 Ra5 35.Ra7+=) 33.a6 ba6 34.Ra7 a5 (34...Ke6?! 35.Ra6 Bd6 36.h3-/+) 35.Kg2 Ke6 36.h4 Kf7 37.Ra6 Bb4 (37...Rd5 38.Kf3-+) 38.Kf3 (38.Ra7 Kg8-+) 38…Rc5 0-1. ClayPigeons (2100) - KonstantinLo (2150), Rated Bullet game, lichess.org, 2020.

7.Be2 Nbd7

8.0-0 Qe8 9.d4 e4 10.Nfd2 Qg6 11.Nc3 b6 (11...c5 12.bc6 bc6 13.Qa4=) 12.a4 a5 (12...a6 13.Qb3+=) 13.ba6 (13.Qb3 Kh8+=) 13...Ba6= 14.Nd5 (14.d5!?=) 14...Nd5=+ 15.cd5 Be2 (15...Nf6 16.Bb5-/+) 16.Qe2=+ Nf6 17.Qc4 Kh8 (17...Qf7 18.Qc7 Rac8 19.Qb7=+) 18.g3 (18.f3 Qg5 19.Rae1 Rfc8=) 18...f4 (better 18...Qf7!?-/+) 19.ef4= Ng4 20.Qe2 (20.Ne4 Qh5 21.h4 Bh4=) 20...Nf6 (20...Qh5!? 21.f3 ef3 22.Nf3 Bf6=+) 21.Rfe1= Rae8 22.Ne4 (22.a5 ba5 23.Ra5 Bd8=) 22...Nd5= 23.f3 (23.Kh1!?=) 23...Nf4=+ 24.Qd2 (24.Qb5 d5 25.Nf2 Bd8=+) 24...Nh3 (24...d5 25.Nf2-/+) 25.Kg2=+ Qh5 (better 25...d5 26.Nc3 Ng5=+) 26.Rec1?? (better 26.d5=) 26...Bg5 (better 26...Qf3 27.Kh3 Rf5-+) 27.Qe2? (27.Qd3 Bc1 28.Rc1-+) 27...Nf4 (better 27...Bc1 28.Bc1 d5-+) 28.gf4=+ Bf4 29.Kh1?? (better 29.Rc2!?=+) 29...Bc1 (better 29...Re4 30.Qg2 Bh2-+) 30.Rc1 Rf3 (30...d5!? 31.Qg2 de4 32.Rc7-+) 31.Rg1 (31.d5 Qh3 32.Rg1 Rf7-+) 31...Qf5 (31...d5!? 32.Qg2 Re7-/+) 32.d5=+ Re4?? (32...Re7 33.Qg2 Qf8 34.Ba1=+) 33.Bg7?? (33.Qg2 Rg4 34.Qg4 Qg4 35.Rg4 Rf7+-) 33...Kg8+/- 34.Bh6 Qg6?? (better 34...Kf7 35.Qg2 Ke7+/- (35...Ra4 36.Qg8 Ke7 37.Re1 Re4 38.Bg5 Qf6 39.Re4 Kd7 40.Qe8)) 35.Rg6 (35.Qe4! Kh8 36.Qf3 Qg1 37.Kg1 c6 38.Qf8) 35...hg6+- 36.Qf3 Re1 37.Kg2 Re2 (37...Rb1 38.Qf8 Kh7 39.Qg7) 38.Qe2 Kh7 39.Qd3 (39.Bf8 g5 40.Qe4 Kg8 41.Qe7 c6 42.Qg7) 39...Kh6+- 40.Qe3 Kh5 41.Qe4 (41.h4 Kh4 42.Qd4 Kg5 43.Kg3 Kh6 44.Qh8 Kg5 45.Qh4 Kf5 46.Qf4) 41...g5 42.Qf3 (42.Qh7 Kg4 43.Qf7 Kh4 44.h3 g4 45.Qf6 Kh5 46.h4 c6 47.Qg5) 42...g4 43.Qg3 (43.Qf6 c5 44.dc6 b5 45.c7 ba4 46.c8Q g3 47.Qcf5) 43...Kg5+- 44.h3 b5 45.Qh4 (better 45.h4 Kf5 46.a5 b4 47.a6 Ke4 48.Qg4 Ke3 49.a7 Kd2 50.Qb4 Kc2 51.a8Q Kd1 52.Qb2 c5 53.Qaa1) 45...Kh4= 46.hg4?? (better 46.a5!? gh3 47.Kh2=) 46...Kg4 (better 46...ba4 47.Kf3-+) 47.Kf2?? (better 47.a5 b4 48.a6-/+) 47...Kf5 (better 47...ba4 48.Ke2 a3 49.Kd3-+) 48.Ke2 (48.a5 Ke5 49.a6+-) 48...Ke5 49.Kd2 (49.ab5 Kd5 50.Kd2 Kc4-+) 49...Kd5 (better 49...ba4!? 50.Kc3-+) 50.Kc3 (50.Kc3 ba4 51.Kb4-+). ClayPigeons (2095) - AlekhineCapa (2050), Rated Bullet game, lichess.org, 2020.

8.0-0 Ng4 9.a4 Ndf6 10.d4 e4 11.Nfd2 c6 12.h3 Nh6 13.Nc3 d5 14.cd5 Nd5 15.Bc4 Be6 16.Qb3 Nf7 17.f3 ef3 18.Nf3 Nd6 19.Bd5 cd5 20.Ne5 Ne4 21.Ne4 fe4 22.Rf8 Bf8 23.Rf1 Bd6 24.Ba3 Be5 25.Rf8 Qf8 26.Bf8 Bg3 (26...Bd4 27.ed4 Rf8 28.Qb4+/–) 27.Bb4 Rc8 28.Qb2 a6 29.Be1?? (better is 29.Bc5 ab5 30.Qb5+/–) 29...Bd6?? (better is 29...Be1 30.ba6 ba6–+) 30.ba6+– ba6 (30...b5 31.Qb5 Bb8+–) 31.g4 (31.Qb6 Rc1 32.Qd6 Kf7+–) 31...Rc4?? (better is 31...Rb8 32.Qe2 Rb6+=) 32.Qb6+– Rc1 33.Kf2 Re1 (33...Rc2 34.Kf1 h5 35.Qd6+–) 34.Ke1 (better is 34.Qd6 Kf7 35.Ke1 a5+–) 34...Bg3 35.Ke2 Kf7 36.Qa6 h5 (36...Kf6+–) 37.Qb7 Kf6 38.Qc6 (better is 38.g5 Kg6 39.a5 Kg5+–) 38...hg4 39.hg4 1–0. popovicigelu (1610) – konik205, internet, 2013.

8.d4 e4 9.Nfd2 b6 10.Nc3 Bb7 11.a4 Qe8 12.Qb3 Kh8 13.Rc1 (13.a5 Qg6 14.0-0 ba5 15.Ra5 a6+=) 13...Qg6 14.g3 (14.0-0 a6=) 14...Bc8 (14...a6 15.0-0=) 15.Nd5 Nd5 16.cd5 Bd8 17.Nc4 (17.0-0 a6=) 17...Nf6 18.Bf1 (18.Ba3 Rg8=+ (18...Nd5? 19.Ne5 Qe6 20.Bc4+-)) 18...Ng4 (18...Bb7 19.a5-/+) 19.Bg2 (19.Ba3 Rf7=) 19...Bd7 (19...Bb7 20.0-0-/+) 20.h3 (20.Ba3 a6=) 20...Nf6=+ 21.Nd2 Nh5 (21...a6 22.Bf1=+) 22.Nf1 (22.Bf1=) 22...Bg5?? (22...a6!?-/+) 23.h4 (better 23.Rc7!? Rf7 24.Qc4+=) 23...Bd8=+ 24.Bh3 (24.Nd2 a6=+) 24...Nf6-/+ 25.Bg2 (25.Nd2-/+) 25...Ng4 (25...a6!?-/+) 26.Nd2 Qh5 27.Qc2 (27.Bf1 Bc8=) 27...Qg6 (27...Nf6 28.Qc4=+) 28.Qd1 (28.Bf1 Nf6=) 28...a6 (better 28...Ne3 29.fe3 Qg3 30.Kf1 Qe3-/+) 29.Qc2? (better 29.Qb3=+) 29...ab5 30.ab5 (better 30.h5 Qg5 31.h6-+) 30...Ra5?? (30...Ne3 31.fe3 Qg3 32.Kf1 Bb5 33.Nc4-+) 31.Qb3? (31.Nb3 Rb5 32.Bf1 Ne3 (32...Rd5?! 33.Bc4 Be6 34.Ra1-/+) 33.fe3 Qg3 34.Kd2 f4-+ (34...Rd5?! 35.Be2-/+)) 31...Be7?? (31...Rb5 32.Qa3-+) 32.Qc2? (32.Bf1 Ra7=+) 32...Rc8 (32...Ne3 33.fe3 Qg3 34.Kf1 Bb5 35.Nc4 f4-+ (35...Bh4?! 36.Kg1 Bc4 37.Rh3-+)) 33.Bf1 Bd8 (33...Bb5!? 34.Nc4 Raa8-/+) 34.Bc3=+ Ra7 35.Qb3 Rca8 36.Bb2 Ra2 37.Rb1 (37.Be2 Nf6=+) 37...Qf6 38.Rc1 g5 (better 38...Kg8!?=+) 39.hg5+= Qg5 40.Be2 Nf6 41.Nf1 R2a5 42.Bc3 (42.Bc4!?+=) 42...Ra3=+ 43.Qb2 Ng4 (43...Nd5!? 44.Bc4 Be6=+) 44.Bb4 Re3?? (better 44...R3a7=) 45.fe3+- (45.Ne3?! Ne3 46.fe3 Qe3+-) 45...Nf6 46.Bd2 (46.Bc4 Be8+-) 46...Qg7 (46...Nd5 47.Bc4 Nf6 48.Qb3+-) 47.Rg1 (47.Bc4 Bc8+-) 47...Ng4 (47...Nd5 48.Qc2 Ra3+-) 48.Nh2 (better 48.Rh1+-) 48...Be7?? (better 48...Nh2 49.Kd1 Nf3+=) 49.Ng4+- Rc8 (49...fg4 50.Rc7 Rd8 51.Qc2+-) 50.Nf6! Bf6 (50...Bf6 51.Qc2 Combination; 50...Qf6 51.Kf2 Combination) 0-1. ClayPigeons (2135) - Histofi (2210), Rated Bullet game, lichess.org, 2020.

7.Be2 Be6

8.0-0 a6 9.Ng5 Bc8 10.c5 ab5 11.Qb3 d5 12.Be5 =.

8.0-0 Nbd7 9.Nc3 Nc5 (9...Nb6 10.d3=) 10.d4+= ed4 11.ed4 Nce4 12.Ne4 (12.d5 Nc3 13.Bc3 Bd7+=) 12...Ne4 (12...fe4 13.Ng5 Bf5 14.f3=) 13.Nd2 (13.d5 Bd7=) 13...Bf6 14.Ne4 fe4 15.Rb1 Rb8 16.d5 Bd7 17.f3 ef3 18.Bf3 Bb2 19.Rb2 Qf6 20.Be2?? (better is 20.Re2=) 20...Qb2–+ 21.Rf8 Rf8 22.h3 c6 (22...Qa2!? 23.Kh2–+) 23.bc6 (23.dc6 bc6 24.Bf3 Qe5 25.bc6 Qc5 26.Kh2 Bc6 27.Bc6 Qc6–+) 23...bc6 24.Bf3 cd5 25.Bd5 Kh8 26.a4 Qf2 27.Kh1 Qf1 28.Qf1 Rf1 29.Kh2 Ra1 30.a5 Ra5 (31.Bf7 Rc5–+) 0–1. stoker – Schnick, Live Game Caissa's Web, 2004.

8.0-0 Nbd7 9.d4 e4 10.Ng5 Bf7 11.Nf7 Rf7 12.g3 Nf8 13.Bh5 Nh5 14.Qh5 Rf6 15.d5 Rf7 16.Nd2 Bf6 17.Bf6 Qf6 18.Nb3 Ng6 19.Nd4 Ne5 20.Rac1 g6 21.Qe2 Rc8 22.Ne6 Nf3 23.Kg2 h5 24.h4 Rh7 25.Rh1 Ne5 26.a4 Nd3 27.Rc2 c6 28.f3 ef3 29.Kf3 Ne5 30.Kg2 cd5 31.cd5 Rc2 32.Qc2 Ng4 33.Qc8 Kf7 34.Ng5 Ke7 35.Qc7 Ke8 36.Nh7 Qb2 37.Kh3 Nf2 38.Kg2 Ng4 39.Kh3 Nf2 40.Kh2 Ng4 41.Kh3 ½–½. popovicigelu – zakqpmk, internet, 2013.

8.0-0 Nbd7 9.Ng5 Bf7 +=.

8.0-0 h6 9.d4 e4 10.Nfd2 d5 11.c5 c6 12.a4 Nbd7 13.Nc3 a6 14.b6 Nh7 15.Nb3 f4 16.Bg4 Bg4 17.Qg4 f3 18.Qe6 Kh8 19.g3 Ng5 20.Qg4 Nf6 21.Qh4 Qd7 22.Nd2 Nh3 23.Kh1 Nh7 24.Qh5 Qf5 25.Qf5 Rf5 26.Nb3 g5 27.Na5 Rb8 28.Bc1 g4 29.Bd2 h5 30.Nc6 bc6 31.Rab1 Rb7 32.Na2 h4 33.Nb4 hg3 34.hg3 Rh5 35.Nc6 Nf2 36.Kg1 Nh3 37.Kh2 Bf6 38.Na5 Rb8 39.b7 N7g5 40.Nc6 Nf2 41.Kg1 Ngh3 42.Kh2 Nf4 43.Kg1 N2h3 44.Kh2 Ne2 45.Rf3 gf3 46.Nb8 Nf2 0–1. olawoj – vladimir1949, internet, 2014.

8.h3 Nbd7 9.0-0 d5 10.cd5 Bd5 11.d4 (11.Ne5!? Ne5 12.Be5+/–) 11...e4= 12.Nfd2 Bd6 13.Nc3 f4 (13...Qe7 14.Qc2=) 14.ef4 (14.Nd5 Nd5 15.Qb3 N7b6 16.Ne4 fe3 17.fe3 Qh4 18.Nd6 cd6+–) 14...Bf4 (14...Nb6!?=) 15.Nd5+/– Nd5 16.Ne4 Qe7 17.Nc5! b6 (17...Nc5 18.Ba3 Decoy) 18.Nd7 (18.Bc4!? N7f6 19.Qb3 bc5 20.dc5 c6 21.bc6 Kh8 22.Bd5 Nd5 23.Qd5 Rad8+–) 18...Qd7+/– 19.Bc4 Kh8 20.Bd5 (20.g3!? Bh6 21.Qg4+/–) 20...Qd5 21.a4 Rae8 22.Qg4 (22.Re1!?+/–) 22...Re4= 23.Qd1 Rfe8 (23...Ree8 24.Re1+/–) 24.g3 (24.Qf3 Rf8 25.Qc3 Re2+/–) 24...Bd6 (24...Re2 25.gf4 R8e6 26.f5 Qf5 27.Ra3 Rg6 28.Rg3 Rb2 29.Rg6 Qg6 30.Qg4=) 25.Ba3 (better is 25.Qf3!?+=) 25...Rd4+= (worse is 25...Qd4 26.Qd4 Rd4 27.Bd6 cd6 28.Rfd1 Rd1 29.Rd1+/–) 26.Qb1 (26.Qc2 Rde4+=) 26...Qe6 (better is 26...Bg3!? 27.Qa2 Qa2 28.Ra2 Be5–/+) 27.Bd6= cd6 28.Kg2 Qd5 29.Kh2 Rd2 30.Qe1?? (better is 30.Qb4+=) 30...Re1–+ 31.Rae1 h6 32.Re7 (32.Ra1 Qe4–+) 32...Qd4 33.Rf7 Qa4 34.Rf8 (34.Kg1 Qb5 35.Ra7 Qf5–+) 34...Kh7 35.Kg2 Qb5 36.Re1 Qd5 37.Kg1 Qd4 (37...a5 38.g4–+) 38.Ree8 (38.Rf4 Qd3–+) 38...Rd1 39.Kg2 Qd5 40.Kh2 Qh1# 0–1. olawoj – vasi74, internet, 2013.

7.Be2 Qe8

8.0-0 Ng4 9.h3 Nh6 (9...Nf6 10.Qb3=) 10.d3 Nd7 11.Nc3 c6 12.a4 Qg6 13.Qc2 Nf6 14.Kh1 Nh5 15.Ng1 f4 (15...Be6 16.Bf3 Rac8 17.Qb3=) 16.Bh5 (16.Qd1!? Nf6 17.ef4+=) 16...Qh5+= 17.ef4 Rf4 18.Nce2 Rf7 19.Ng3 Qh4 20.Qe2 (20.bc6!? bc6 21.c5=) 20...Bg4+= 21.Qe1 Raf8 22.bc6 bc6 23.d4 (23.c5 d5+=) 23...Be6 (23...ed4 24.Bd4 Bh3 25.Nh3 Qd4 26.Qe6–/+) 24.de5 de5 25.Qe5 Bc4 26.Nf3 Qf4 (26...Ng4 27.Qd4 Nf2 28.Qf2 Bf1 29.Rf1+=) 27.Qf4 Rf4 28.Rfe1 Bf6 (28...Bb4 29.Reb1 Bd5 30.Bd4 Rd4 31.Nd4–/+) 29.Bf6= R4f6 30.Re7 Bd5 (30...R6f7!? 31.Rf7 Nf7=) 31.Ra7+= Bf3 32.gf3 Rf3 33.Ra2 Rf2 34.Rf2 Rf2 35.a5 Nf5 36.Nf5 Rf5 37.a6 Ra5 38.Ra8 Kf7 39.a7 h6 40.Kg2 Ra3 41.Kf2 Kg6 42.Rc8 Ra7 43.Rc6 Kg5 44.Rc3 Kh4–+ 45.Kg2 Ra2 46.Kg1 g5 47.Rd3 h5 48.Rc3 g4 49.hg4 hg4 50.Rc8 Kh3 51.Rh8 Kg3 52.Rf8 Ra1 53.Rf1 Rf1 54.Kf1 0–1. Wiedermann,Jan (1740) – Salewski,Bernd (2035), Karlovy Vary op, 2009.

8.0-0 Qg6 9.Kh1 Qh6 10.Ng1 Ng4 11.Nh3 Nd7 12.f3 Ndf6 13.Kg1 Nh2 14.Kh2+/– g5 15.Nc3 g4 16.fg4 fg4 17.Rf6 g3 18.Kg3 Rf6 19.Bf3 Bh3 20.gh3 Kh8 21.Nd5 Rg8+/– 22.Kh2?? Qh4–/+ 23.Qe1?? Rf3 24.Qh4–+ Bh4 25.Bc3 Rgg3 26.Nc7 Rh3 27.Kg2 Rfg3 28.Kf1 Rh2 29.c5 Rh1 30.Ke2–+ Rg2 31.Kf3 Rf2 32.Ke4 Ra1 33.Ba1 dc5 34.Be5 Bf6 35.d4 cd4 36.Bf6 Rf6 37.ed4 Kg7?? 38.Ne8= Kf7 39.Nf6 Kf6 40.Kd5 h5 41.Kd6?? h4–+ 42.Kc7 h3 43.Kb7 h2 44.Ka7 h1Q 45.b6 Qd5 46.b7 Qa5 47.Kb8 Ke7 (47...Ke7 48.a4 Kd6 49.d5 Qa4 50.Kc8 Qe8#) 0–1. Sundin (1825) – Hedman (1930), Sundsvall, 1987.

8.d4 e4 9.Nfd2 c6 10.a4 Bd7 11.0-0 a6 12.Nc3 d5 13.Qb3 Be6 14.ba6 Na6 15.Qb7 Rb8 16.Qa6 Bc8 17.Qa5 Rb2 18.Na2 Qd7 19.Qc3 Rb7 20.c5 Bd8 21.Nb3 Qc7 22.Rfb1 Ra7 23.Nb4 Bb7 24.a5 Nd7 25.a6 Bc8 26.Na5 Nb8 27.Qb3 Kh8? 28.Nd5 cd5 29.Qb8 Qb8 30.Rb8 Bc7 31.Rbb1 Rf6 32.Bb5 h5 33.Nc6 Ra8 34.Ne7 Be6 35.a7 Rf7 36.Bc6 (36.Bc6 Ra7 37.Ra7 Re7 38.g3+–) 1–0. Kjaerstad,Eivind J – Walther,Joachim, corr Norway–DDR, 1989.

6.Nc3 0-0

7.Qb3 Nc6 8.d4 e4 9.Nd2 Bd7 10.d5 Ne5 11.c5 Qe8 12.c6 Bc8 13.b5 Kh8 14.Be2 Nfg4 15.h3 Ne3? (better is 15...Nf6+=) 16.fe3+– Bh4 17.Kd1 Nd3 Black prepares f4 (17...Bg5 18.Rf1+–) 18.Kc2 (better is 18.Bd3!? ed3 19.Qc4 Qh5 20.Nf3 Bf6+–) 18...Nf2 19.Rhf1 bc6 20.bc6 f4 0–1. emeryt85 – livcom, internet, 2013.

7.Qb3 h6 8.Nd5 Nd5 9.cd5 Nd7 10.Be2. wiking – m, internet, 2009.

7.Qc2 a5 8.b5 Nbd7 9.Qf5 Nc5 10.Qc2 Bg4 11.Be2 e4 12.Nd4 Be2 13.Ke2 Re8 14.Nf5 Bf8 15.Ba3 Nd3 (better is 15...Qd7!? 16.Bc5 dc5=) 16.Ne4+/– Ne4 17.Qd3 (worse is 17.Kd3 Nf2 18.Ke2 Nh1 19.Rh1 Qg5–/+) 17...Qf6 18.f3 Qf5 19.fe4 Re4 20.Qd5 Qd5 21.cd5 Rae8 22.Rac1 R8e7 23.b6! cb6 24.Bd6 Re8 25.Bf8 Rf8 26.Rc7 Rf7 27.Rhc1 Ra4?? (27...Re5 28.d6 Rd5 29.Rf7 Kf7 30.Rc7 Kf6+–) 28.d6 g6 (28...h5 29.d7 Rd7 30.Rd7 Ra2+–) 29.Rc8 (29.d7 Rf8 30.Rc8 Kg7 31.Rf8 Rg4 32.d8Q Rg2 33.Kd3 Rd2 34.Kd2 Kh6 35.Qh4 Kg7 36.Rc7 Kf8 37.Qd8) 29...Kg7 30.R1c7 (30.R1c7 Rc7 31.Rc7 Kf6 32.Rh7+–) 1–0. combijack (1770) – bf109g2 (1845), gameknot.com, 2010.

7.Qc2 Be6 8.d4 e4 9.Nd2 Nbd7 10.d5 Bf7 11.Ne2 Ne5 12.Nf4 g5 13.Nh3 h6 14.Nb3 a5 (14...c6 15.dc6 bc6 16.Be2=) 15.b5 (15.Na5!? Qc8 16.Bd4+/–) 15...a4 16.Nd4 Qd7 17.a3 Bg6 18.Be2 Nfg4 19.0-0 Bf6 20.Qd2 Bg7 21.f3 (better is 21.Ne6 Rfe8 22.Ng7 Kg7 23.Rab1+/–) 21...ef3+= 22.gf3 Nf6 (better is 22...Ne3!? 23.Qe3 f4 24.Nf4 Rf4=) 23.Ne6+= Rfe8 24.f4 Nf7 25.fg5 hg5 (25...Ne4!? 26.Qc2 Bb2 27.Qb2 Nfg5 28.Nhg5 hg5+=) 26.Nhg5 Ng5 27.Ng5 Ne4 28.Ne4 Re4 29.Bg7 Qg7 30.Bd3 Rg4 31.Kh1 Rf8 32.Rg1 Kf7 33.h3?? (33.Qa5 Rc8 34.Qa4 Rh8+/–) 33...Rg1?? (better is 33...Rh8 34.Rg4 fg4 (34...Rh3?! 35.Kg2 fg4 36.Rf1 Ke8 37.Qc2 Bd3 38.Qd3+=) 35.Rf1 Ke8 36.Bg6 Qg6–/+) 34.Rg1+/– Rh8?? (better is 34...Qh8 35.Kh2 Qe5 36.Rg3 Bh5+/–) 35.Bf5!+– Rh6 (35...Bf5 36.Rg7 Double attack (36.Rg7 Pinning; 36.Rg7 Deflection)) 36.Qg2 1–0. lendzior (1720) – mago123 (1770), internet, 2013.

7.Qc2 h6 8.0-0-0 Nbd7 9.d4 e4 10.Nh4 Qe8 11.Nf5 Ng4? (11...Nb8!? 12.Ne7 Qe7+=) 12.Ne7 (better is 12.Qe4 Nf2 13.Qe7+–) 12...Qe7+/– 13.Rd2 (worse is 13.Ne4 a5+=) 13...Ngf6 14.a3 Nb6 15.c5 dc5 16.dc5 Nbd7 17.Bc4 Kh8 18.Nd5 Nd5 19.Rd5 Nf6 20.Re5 Qd7 21.h3 c6 22.Rd1 Qc7 23.Qd2 Bd7? 24.Re7 Rad8 25.Bf6 Rf6 26.Rd7 Rd7 27.Qd7 Qe5 28.Qd4 Qf5 29.Rd2 Qg6 30.g4 b5 31.Bb3 Rf3 32.Bc2 (32.Bc2 Rf8 33.Qe4 Qe4 34.Be4+–; 32.Qd8 Qe8 33.Qe8 Rf8 34.Qf8 Kh7 35.Rd7 a5 36.Qg7) 1–0. Lindebaum,Andre (1840) – Reichert,Lutz, Berlin Unicorn op, 2007. (=1.Nf3 d6 2.c4 e5 3.b4 f5 4.e3 Nf6 5.Bb2 Be7 6.Nc3 0-0)

7.d3 c5 8.b5 (8.bc5 Nc6 9.Nb5 dc5 10.Ne5 Ne5 11.Be5 Ng4+=) 8...Nbd7 9.Be2 Re8 10.0-0 Nf8 11.Qb3 b6 (11...Ne6 12.Nh4 Nc7 13.Rad1=) 12.e4 (12.Nd2 Bb7+=) 12...Kh8 (12...Ne6 13.Rae1=) 13.Nd2 (13.Ng5 Kg8+=) 13...f4 14.f3 (14.Nd5 Nd5 15.ed5 Bf5=) 14...Ne6 15.Nd5 Nd4 16.Bd4 ed4 (16...cd4!? 17.Rfc1 Bd7=) 17.Nf4+= g5 (17...a6!?+=) 18.Nd5+/- Nd5 19.ed5 Bf6 20.Ne4 Bf5 21.Qc2 Be5 22.Rae1 Bf4 23.Qd1 Be3 24.Kh1 h6 (24...a6 25.ba6 Ra6 26.Qb3+=) 25.a4 Bg6 26.g3 Rf8 27.Kg2 Qd7 28.Rh1 Rae8 29.Ref1 Bh5 (29...Qe7!?+=) 30.h4+/- g4? (better 30...gh4 31.Rh4 Bg6+-) 31.fg4+- Bg6 32.Rf8 (better 32.Nf6 Qe7 33.Ne8 Qe8 34.Rf8 Qf8 35.Qf1+-) 32...Rf8+/- 33.Rf1 Rf1 34.Qf1 Qe7 (34...Be4 35.de4 Kg7 36.Qf5 Qf5 37.gf5+/-) 35.Qf3 (35.Qf6 Qf6 36.Nf6 Kg7+-) 35...Kg7+/- 36.g5! hg5 37.Ng5 Bg5 38.hg5 Qg5 39.g4 Qf6 (39...Qd2 40.Kf2+=) 40.Qf6 Kf6 41.Kg3 Kg5 42.Bf1 Be8 43.Bg2 Bd7 44.Bf3 Bc8 45.Be2 Bd7 46.Bf3 Bc8 ½-½. dannysmet (2025) - Danilmag (2100), Rated Blitz game, lichess.org, 2020.

7.d3 c6 8.Be2 Qe8 9.0-0 Qg6 10.a4 Be6 11.a5 a6 12.Nd2 Nbd7 13.d4 f4 14.de5 Ne5 15.ef4 Bh3 16.Bf3 Nd3 17.Qc2 Bf5 18.Ne2 Ng4 19.Qb3 Nb2 20.Qb2 Bf6 21.Nd4 Nh2 22.Kh2+= Qh6 23.Kg1 Qf4 24.Ne2 Qf3! 25.Qf6 Qe2 26.Qd4 Qd3 27.Qd3 Bd3 28.Rfe1 Rae8 29.c5 Re1 30.Re1 dc5 31.bc5 Rf5 32.Rc1 Rf4 33.Rc3 Bb5 34.Re3 Ra4 35.Ne4 h6 36.Nd6 Ra5 37.Nb7 Ra1 38.Kh2 a5 39.Nd6 Rc1 40.Ne4 a4 41.Ra3 Rd1 42.Ra2 Rd3 43.Nd6 Rc3 44.Ne4 Rb3 45.Nd6 a3 46.f3 Kf8 47.Kg3 Bd3 (47...Bd3 48.Ra1 Ke7–+) 0–1. Johansson,Mats – Pleschke,Helmut, CF–01 www.b2–b4.com, 2005.

7.d3 f4 8.ef4 ef4 9.Be2 Nc6 (9...d5 10.Qb3 Na6 11.a3+=) 10.b5 Ne5 11.0-0 a6 12.Re1 ab5 (12...Be6 13.Ng5 Bd7 14.d4+/–) 13.cb5 Ng6 14.Qc2 (14.Qb3 d5+=) 14...c6 (14...c5 15.d4 d5 16.dc5 Bc5 17.Rad1+/–) 15.d4+/– d5 (15...Bg4 16.Ng5 Qd7 17.Bd3+/–) 16.Bd3 cb5 17.Nb5 Bd7 (17...Bg4 18.Ng5+/– (worse is 18.Bg6 hg6 19.Qg6 Bf3 20.gf3 Ra6+=)) 18.Nc3 Bb4 (18...Rc8 19.Qb3 Rc6 20.Nd5 (20.Qb7? Rb6 21.Qa7 Rb2–+) 20...Nd5 21.Qd5 Be6 22.Qh5+–) 19.Qb3 Qa5 20.a3 Bc3 (20...Bd6 21.Ne5 (21.Qb7?? Rfb8 22.Qa8 Qa8–+) 21...Bc6 22.Bf5+/– (worse is 22.Nc6 bc6 23.Re6 Qc7=)) 21.Bc3 Qa4 22.Qa4 (22.Qb7? Rfb8 23.Qc7 Rc8–+) 22...Ra4 (22...Ba4 23.Rac1+/–) 23.Ne5+– Ne5 24.de5 (24.Re5?! Rfa8 25.Bb2 Rc8+=) 24...Ne4 25.Bb4 Re8 26.Rad1 Bc6 27.Bc2 Ra6 (27...Ra7 28.Bb3 Ng5 29.h4+–) 28.Rd4 b6 (worse is 28...Re5 29.f3 g5 30.fe4 (30.Be4?! de4 31.fe4 Ra8=) 30...de4 31.Be4 Be4 32.Ree4 Re4 33.Re4+–) 29.f3 (29.Be4?! de4 30.Rd6 b5+/–) 29...Nc5 30.Rf4 Bb5 31.Rd4 Bc4 32.Kf2 Raa8 33.Rd2 g6 34.h4 Ra7 35.f4 Rg7 36.Rc1 Rf7 37.Ke3 Ne6 38.g3 b5 39.Bd1 h5 40.Bf3 d4 41.Kf2 Ra7 42.Bc6 Rb8 43.Bd6 Rb6 44.Rc4! bc4 45.Bd5 Kf7 46.Bc4 Rab7 47.Rd4 Rb1 48.Rd5 Rc1 49.Rc5 Rc2 50.Kf3 Rc3 51.Ke4 Ra3 52.Rc8 Ra4 53.Kd3 Rc4 54.Kc4 Rb1 55.Ra8 Rd1 56.Ra7 Kg8 57.Ra3 Kf7 58.Ra6 Rd4 59.Kc3 Rd1 60.Ra7 Kg8 61.Rb7 Nd4? 62.Bc5 Ne6 63.Ba7 Nd8 64.Rb6 Kg7 65.Rd6 Rc1 66.Kb3 Rc8 67.Bd4 Nc6 68.Bc3 Rb8 69.Ka4 Rc8 70.e6 Kg8 71.Bf6 Kf8 72.f5! gf5 73.Kb5 Ne7 74.Rd7 Ng8 75.Be5 (75.Be5 Ne7 76.Bd6+–) 1–0. Rooijen Van,Peter (1705) – Jozefini,Lubor (1780), SC–2011–0-00104, 2011.

7.d3 h6 8.Be2 Be6 9.0-0 Nbd7 10.d4 e4 11.Nh4+= d5 12.Ng6 Rf7 13.Nf4 Nf8 14.cd5 Nd5 15.Nfd5 Bd5 16.Nd5 Qd5 17.Qc2 Qd7 18.Bc4+– Ne6 19.Qb3 Rf6? 20.d5 (20.d5 Ng5 21.d6 Kh7 22.de7+–) 1–0. pcmvr (2860) – jvanmechelen (2485), net–chess.com, 2008.

7.Be2 a6 8.0-0= Nc6 9.a3 Qe8 (9...e4 10.Ne1=) 10.d3 (10.Nd5 Nd5 11.cd5 Nd8+=) 10...Qg6 (10...Qf7 11.d4=) 11.b5 (11.Nd5 Nd5 12.cd5 Nd8=) 11...ab5= 12.cb5 Nd8 (12...Na5 13.Qc2=) 13.a4 (13.Qc2 Ne6=) 13...b6 (13...Be6 14.a5=) 14.Ne1 (14.Qc2 Be6=) 14...Bb7 (14...d5 15.Nf3 Nf7 16.d4=) 15.Bf3 (15.Nf3 Nf7=) 15...e4 (15...d5 16.Qb3 e4 17.Be2=+) 16.de4 (16.Be2 d5=) 16...fe4=+ 17.Be2 Kh8 (17...Qg5 18.Qd4 Ne6 19.Qd2=+) 18.Bc4 (18.f3 d5=) 18...Qg5=+ 19.Bb3 Nf7 20.Ne2 Ne5 (20...d5 21.Rc1 Bd6 22.Bf6 Qf6 23.Bd5 Bd5 24.Qd5 Ra4 25.Nd4=) 21.Nf4 Nf3 22.Kh1 Nh2? 23.Nh3 Qh6 24.Kh2+– Bc8 25.Rh1 Ng4 26.Kg1 Bh4 27.Bd5?? Nf2=+ 28.Qd4? Nh3 29.Rh3 Bh3 30.Ba8?? Bf2–+ 31.Kf1 Be3 32.Ke2 Bg4 33.Nf3–+ Bd4 34.Bd4 Ra8 (35.Be3 Qh2–+) 0–1. Margraf,Alfred – Habel,Kurt, 7sen.BayEM Schney, 1995.

7.Be2 Bd7 8.0-0 Qe8 9.d4 e4 10.Ng5 h6 (10...Nc6 11.a3=) 11.Nh3+= Nc6 12.b5 Nd8 13.f4 (13.d5 Nf7+=) 13...ef3 (13...a6 14.ba6 ba6 15.Rb1=) 14.Bf3+= Ne6 (14...a6 15.Nf4+=) 15.Qc2 (15.Bb7 Rb8 16.Bf3 a6+-) 15...Ng5? (15...c6 16.d5 Nd8 17.dc6 bc6 18.Nf4+=) 16.Bb7 (16.Ng5!? hg5 17.Bb7+-) 16...Rb8 (16...Nh3 17.gh3 Rb8 18.Bg2+=) 17.Ng5+/- hg5 (17...Rb7!? 18.Nf3 c6+/-) 18.Bf3+- g4 19.Bd5 (19.Be2 Bd8 20.Bc1 g6+-) 19...Kh8 (19...Nd5 20.Nd5 (20.cd5?! Bg5=) 20...c6 21.bc6 Bc6 22.Ba3 Bd5 23.cd5+/-) 20.Qf2 (20.e4 g3 21.h3 fe4 22.Be4 Ne4 23.Qe4 c6+-) 20...Qh5 (20...c6 21.bc6 Bc6 22.Qh4 Nh7 23.Bc6 Qc6 24.Qe7 Rb2 25.Nd5+/-) 21.a4 Nh7 22.a5 Rbe8 (22...a6 23.Qc2+- (23.ba6?! c6=)) 23.Rae1 (23.Bb7 Bh4 24.Qd2 Bg5+-) 23...Bh4 24.g3 Bf6 25.Ne2 Ng5 26.Nf4 Qh6 27.Bg2 Re7 (27...Ne4 28.Qc2+-) 28.e4 (better 28.Nd5!? Ree8 29.Nc7+-) 28...fe4+/- 29.Qc2 (29.Bc1 Ref7+/-) 29...Rfe8? (better 29...Bf5=) 30.Nd5+- Rf7 31.Nc7 (31.Be4 Nf3 32.Bf3 Re1 33.Re1 gf3+-) 31...Rc8+/- 32.Nd5 (32.b6 Nf3 33.Bf3 ef3+/-) 32...Nf3 Attacks the backward pawn on h2 (32...Bb5!? 33.Ne3 Qg6 34.Ng4 Rc4+=) 33.Bf3+/- ef3 34.Nf6 (better 34.b6!?+/-) 34...Qf6= 35.d5 (35.Rf2 Bb5 36.c5 Re7=) 35...Qf5 (35...Rc4! 36.Qd2 Qg6-/+) 36.Qf5= Bf5 (36...Rf5?? 37.Re7 Rc4 38.Rd7+-) 37.Rc1 (37.Ba3 Rc4 38.Bd6=+) 37...Rfc7 (better 37...Bd3!?=+) 38.b6 ab6 39.ab6 Rc4? (better 39...Rb7 40.Bd4 Bd3+=) 40.b7+- Rc1 41.Rc1 (worse 41.Bc1 Rb8-/+) 41...Rb8 42.Rc7 Be4 (42...Kh7 43.Bg7 Kg6+-) 43.Rg7 (43.Rc8 Kh7 44.Rb8 f2 45.Kf2 Bd3 46.Rh8 Kh8 47.b8Q Kh7 48.Qc7 Kh6 49.Qg7 Kh5 50.Bc1 Be4 51.Qg5) 43...Bd5 (43...Rb7 44.Rb7 Kg8 45.Rg7 Kf8 46.Rg4 Bd5+-) 44.Rg5 (better 44.Rc7 Kg8 45.Rc8 Kf7 46.Rb8 Bb7 47.Rb7 Kg6 48.Rb4+-) 44...Kh7 45.Rd5 (45.Rh5!? Kg6 46.Rd5 Rb7 47.Rd6 Kg5+-) 45...Rb7 46.Ba3 Rb3 47.Bd6 Rb2 (better 47...Rb1 48.Kf2 Rb2 49.Ke3 Re2 50.Kd3 Rh2+-) 48.Rd1 1-0. zembelek (2010) - ruter (2175), Rated Blitz game, lichess.org, 2014.

7.Be2 e4 8.Nd4 =+.

7.Be2 Be6 8.Qc2 h6 9.Nh4 Nh7 10.Nf3 c6 11.0-0 Nd7 12.d4 e4 13.Ne1 d5 14.c5 Qe8 15.g3 g5 16.Kg2 f4 17.ef4 gf4 18.gf4 Rf4 19.Kh1 Kh8 20.Ng2 Rf6 21.Rg1? Rf2 22.Ne3 Ng5 23.Ncd1 Rf8 24.Ng4 Bg4 25.Bg4–/+ Nf6 26.Bf5 Qh5 27.Rg3 Rg8 28.Qg2 Nf3–+ 29.Bg6? Rg6! 30.Rg6 Nh4 31.Qh3 Ng6 32.Qh5 Nh5 33.Ne3 Bg5 34.Nf5 Rf8 35.Rf1 Ne7 (35...Ne7 36.Ne3 Rf1 37.Nf1 Nf5–+) 0–1. Baer,Horst Hugo – Grandt, corr DDR, 1985.

7.Be2 Qe8 8.0-0 c6 9.d4 e4 10.Nd2 ½–½. Schiefelbusch,D (2125) – Tran,Duc Cuong (1970), Sparkassen Open A, 2011.

7.g3 b6 8.Bg2 Bb7 9.0-0 c5 10.b5 a6 11.a4 ab5 12.ab5 Nbd7 13.Qc2 h6 14.d4 cd4 15.ed4 e4 16.Nd2 Ra1 17.Ra1 d5 18.cd5 Nd5 19.Nd5 Bd5 20.Qa4 Bf6 21.Qa7 Qe7 22.Rc1 Rd8 23.Rc7 Qd6 24.Nb1 Nf8 25.Ba3 Qe6 26.Qa4 Ng6 27.Qb4 Rd7 28.Rd7 Qd7 29.Nc3 Ne7 30.Nd5 Qd5 31.Bf1 Kh7 32.Bb2 Nc8 33.Bg2 Nd6 34.Bf1 g5 35.Qc3 g4 36.Qc6 Qc6 37.bc6 Bd8 38.Ba3 Bc7 39.Bd6 Bd6 40.Bb5 1–0. kannisogoet – www4788, internet, 2014.

7.Qb3 e4

8.Nd4 =+.

8.Ng5 a5 9.ba5 Nc6 10.d3 =+.

8.Ng5 c6 9.d4 h6 10.Nh3 Be6 11.Nf4 Bf7 12.d5 Nbd7 13.Nce2 g5 14.Ne6+= Be6 15.de6 Ne5 16.Ng3 Ne8 17.Rd1 Qb6?? 18.c5! dc5 19.Be5 cb4 20.Rd7 (20.Rd7 Qc5 21.Bd4 (21.Rb7?! Qe5 22.Re7 f4 23.ef4 gf4+–) 21...Qc1 22.Ke2+–) 1–0. Friberger,Torbjoern – Winfridsson,Hakan, corr SSKK Cup, 1989.

8.Ng5 Nc6 9.Be2= h6 10.Nh3 Ne5 11.Nf4 c6 (11...a5 12.b5 Qd7 13.0-0 Rf7 14.Qc2 Ra7 15.Ncd5 a4+=) 12.Rd1 (12.0-0 g5 13.d4 gf4 14.de5 de5 15.c5 Kg7=) 12...Qe8 (12...a5 13.b5 Qe8 14.0-0 Ng6 15.Ng6 Qg6+=) 13.d4 (13.0-0 Ng6 14.d4 Nf4 15.ef4 Nh5=) 13...ed3 (13...Ng6 14.0-0 Nf4 15.ef4 Qg6=) 14.Nd3 Be6 15.Ne5 (15.Nf4 Bf7=) 15...de5 16.a4 Qf7 17.0-0 Rad8 18.b5 e4 (18...Bc5 19.a5+=) 19.Rd8 Rd8 20.bc6 bc6 21.Qb7 Bf8 22.Qc6 Rc8 (22...Rd2 23.Rb1=) 23.Qa6 Rc4 24.Ba1 Rb4 25.Qa5 Qb7 26.Bb5 Qb6 27.Qb6 ab6 28.Rc1 Kf7 29.Nb1 Rb3 30.Rc7 (30.Bd4 Bc5 31.Nd2 Ra3 32.Bc5 bc5 33.Rc5 Ra1 34.Nf1 Nd5+=) 30...Kg6= 31.Nd2 Ra3 32.Be5 Bb4 (32...Bc5 33.h3=) 33.Nc4+= Rd3 34.g3 Bc5 35.h4 h5 36.Bf6 Rd1 37.Kg2 gf6? (37...Kf6 38.Rc6 Bb4+/–) 38.Kh2?? (better is 38.a5 Rb1 39.Be8 Kh6 40.Nb6+/–) 38...Rd8= 39.Nb6 Bb6 40.Rc6 Be3 41.fe3 Rd2 42.Kg1 Bd7 43.Rc5 Bb5 44.ab5 Re2 45.b6 Rb2 46.Rc6 f4 47.gf4 Kf5 48.Kf1 Kg4 49.Rf6 Kf3 50.Kg1 Ke3 51.f5 Kf4 52.Rh6 Kf5 53.Rh5 Kf4 54.Rh6 e3 55.Re6 Rb1 56.Kg2 Rb2 57.Kh3 e2 58.h5 e1Q 59.Re1 Rb6 ½–½. Buczinski,Henryk (2185) – Jordan,Juergen (2195), WC–2010–F–00006, 2010.

8.Ng5 h6 9.Nh3 g5 (9...a5 10.b5+=) 10.f4 g4 11.Nf2 c6 12.d3 a5 13.b5 cb5 14.cb5 d5 15.de4 a4 16.Na4 fe4 17.Nc3 Kh7 18.Rd1 The pressure on the backward pawn d5 grows 18...Bf5 19.Be2 Qa5 20.0-0 Qb4 21.Nd5 Nd5 22.Rd5 Qb3 23.ab3 Ra2 24.Rb1 h5 25.Rf5! Rf5 26.Ne4 Kh6 27.Bc4 Bb4 28.Bd4 Rf8 29.Rd1 Nd7 30.Be6 Rd8 31.Bc3 Nc5 32.Rd8 Ne4 33.Be5 Re2 34.Rh8 Kg6 35.f5 Kg5 36.Rg8 Kh4 37.Bc4 Re3 38.g3 (38.g3 Ng3 39.Bg3 Rg3 40.hg3 Kg3 41.f6+–) 1–0. Szabo,Almos (2300) – Craciun,Gheorghe (1990), 3rd Romanian Internet Championship, 2005.

7.Qb3 Be6

8.Ng5= Qc8 9.Ne6 Qe6 10.Nd5 Nd5 11.cd5 =.

8.Ng5= Qd7 9.Nb5 Na6 10.Ne6 Qe6 11.d4 d5 12.a3 c6 13.de5 cb5 14.cb5 Ne4 15.ba6+/– ba6 16.f3 Ng5 17.h4 Nf7+/– 18.f4 Rfb8 19.Be2 a5 20.Bf3 Rb5 21.Be2 Rbb8 22.Rd1 Rb5?? 23.Bb5+– (23...ab4 24.Qd5 Qd5 25.Rd5 ba3 26.Bd4+–) 1–0. Owen,Herbert – Bohlmann,Karl, CalChess State–ch, 1994.

8.Ng5 Qd7 9.Be2 h6 10.Ne6 Qe6 11.0-0 Nbd7 12.d4 Kh8 13.d5 Qf7 14.f4 e4 15.Nb5 Bd8 16.Nd4 Re8 17.Nf5+– Nd5? 18.Nh6 Qg6 19.Ng4 N5f6 20.Nf6 Nf6 21.Rf2 Ng4 22.Bg4 Qg4 23.Qd1 Qg6 24.g4 Kh7 25.h4 Rh8 26.h5+/– Qe6 27.Qd5 Qg4?? 28.Rg2 (28.Rg2 Qg2 29.Kg2+–) 1–0. goco (1770) – onurtasan, internet, 2007.

8.Ng5= Qd7 9.Ne6 Qe6 10.Nd5 Nd5 11.cd5 Qd7 =.

8.Ng5 Qd7 9.Ne6 Qe6 10.g3 c6 11.a4 Nbd7 12.a5 a6 13.0-0-0? Ne4 14.Ne4–/+ fe4 15.Bg2 d5 16.cd5=+ cd5 17.Be4 Qc6 18.Kb1+= Nf6 19.Bg2 Qd6 20.Bc3 Kh8 21.f4 e4 22.h3 b5 23.Ka2 Rac8+= 24.Rb1 Rc4= 25.Bf1 Rc6 26.Be2 Rfc8 27.Rh2 R8c7 28.Rb2 Qd7 29.Be5 Rc8 30.g4 Rd8 31.g5+= g6?? 32.gf6 Bf6 33.Bf6 Rf6 34.Bg4 Qd6 35.Rc2 h5 36.Qb2 d4 37.Bd1 Kg7? 38.Qb3?? de3+/– 39.Bh5 gh5 40.Rg2 Kh6 41.Qe3 Qe6 42.Ka1 Rd3+= 43.f5 Re3 44.fe6 Re1 45.Kb2 Re6 46.Rc8 Kh7 47.Rc5 Kh6 48.Rgg5 Rf1 49.Rh5+/– Kg6 50.Rhe5 Re5 51.Re5+– Rf4 52.Re6 (52.Re6 Kf5 53.Ra6+–) 1–0. De Visser,Arno – van der Berg, 1982.

7.Qb3 Kh8

8.d4 ed4 9.Nd4 Qe8 (9...c5 10.bc5 dc5 11.Nf3+=) 10.Be2 (10.Bd3 f4 11.ef4 a5+=) 10...Nc6 (10...c5 11.Ndb5 cb4 12.Nc7 bc3 13.Bc3=+) 11.Nd5 (11.Ncb5 Bd8+=) 11...Bd8 (11...Nd5 12.cd5 Nd4 13.Bd4+=) 12.Nb5 (12.0-0 a5 13.a3 Nd4 14.Bd4 Nd5 15.cd5 Bf6 16.Bf6 Rf6+=) 12...Nd5 13.cd5 Ne5 (13...a6 14.Nc7 Bc7 15.Qc3+=) 14.Qc3 (14.Rc1 Qe7+=) 14...Rf7 (better 14...Qf7 15.0-0 a6=) 15.f4 (15.0-0 Ng6+=) 15...Ng6 (15...Ng4!? 16.Bc1 Bh4 17.Kf1 Nf2–/+) 16.0-0= a6 (16...Bf6 17.Nd4=) 17.Nd4 Bf6 18.Qc2?? (better 18.Rac1=) 18...Qe3–+ 19.Kh1 Bd4 20.Rf3 Bb2 (better 20...Qe4 21.Bd3 Bb2 22.Be4 fe4–+) 21.Rb1?? (21.Re3 Ba1 22.Bh5=) 21...Qd4 (21...Qe4 22.Rb2 Nf4 23.Bc4–+) 22.Rb2 (22.Qb2 Qe4–+) 22...Qd5 (22...Nf4 23.Qd2 Ne2 24.Re3–+) 23.Bc4 (23.Re3 Rf8–+) 23...Re7 24.Rf1 (24.Qc1 Qd4–+) 24...Qe4 25.Bd3 Qd4 26.Rbb1 Nf4 27.Bf5 Bf5 (27...Re2!? 28.Rf4 Rc2 29.Rd4 Bf5 30.Rf4–+) 28.Qf5 Ng6 29.Qf3 Qe4 30.Qf2 Qe2 0–1. jaddwarrior (1605) – bobby fissure (2095), ChessWorld.net, 2014.

8.Be2 c6 9.d4 e4 10.Ng5 d5 11.h4 Na6 (11...h6 12.Nh3=) 12.b5 Nc7 13.0-0 (13.bc6!? bc6 14.Ba3=) 13...f4–/+ 14.cd5 (14.bc6 bc6 15.Kh2 fe3 16.fe3 Qd6 17.g3 h6–/+) 14...cd5 (14...Ncd5?! 15.Nce4 Ne4 16.Ne4=) 15.Na4 (15.f3 h6 16.ef4 e3–/+) 15...h6–+ 16.b6 ab6 (16...hg5?! 17.bc7 Qd6 18.hg5=) 17.Nb6 hg5 (17...Rb8 18.ef4 hg5 19.fg5–/+) 18.Na8 f3 (18...Na8 19.hg5 Ne8 20.ef4 Rf4 21.Qg3+=) 19.gf3+= ef3 20.Bf3 g4 (20...Na8 21.hg5 Ne4 22.Bg2+=) 21.Bg2 (21.Nc7 gf3 22.Qb6–/+) 21...Na8+= 22.Bc3 Ne4 23.Bb4 Bb4 24.Qb4 b6 25.f3 (25.Qb5 Qh4 26.Qd5 Nf2–/+) 25...Ng3 (25...gf3 26.Rf3 Rf3 27.Bf3–/+) 26.Rf2 Ba6 27.Re1 Nc7 28.fg4 Rf2–/+ 29.Kf2 Ne4 30.Be4 Qh4–+ 31.Kg1 de4 32.Qf8 Kh7 33.Qf2 Qg4 34.Qg2 Qh4 35.Qh2 Qh2 36.Kh2 Nd5 37.Kg1 g5 38.Kf2 Kg6 39.a4 Nc3 40.a5 b5 41.Rh1 b4 42.d5?! b3 0–1. Boehnke,Hartmut (2135) – Larsen,Jan Robert (2055), EU/WS/M/003 ICCF, 2008.

8.Be2 h6 9.h4 (9.d4 e4 10.Nd2 c5+=) 9...Nc6 10.a4 e4 11.Nh2 Ne5 12.Nb5 Be6 (12...a5 13.f4 Nc6 14.ba5–/+) 13.Be5 (better is 13.Nd4!? Bd7 14.0-0+=) 13...de5–/+ 14.Qb2 c6 15.Nc3 f4 16.c5 f3?? (better is 16...b6–/+) 17.gf3+= ef3 18.Nf3 e4 19.Ne5 Nd7?? (better is 19...Bf5+=) 20.Ng6+– Kg8 21.Ne4 (21.Nf8 Qf8 22.Ne4 b6+–) 21...Bf6 (21...Rf7 22.Ne7 Re7 23.Rg1+–) 22.Nf6 (22.d4!? Bd5 23.Nf8 Be4+–) 22...Rf6 23.Nf4 Bf5 24.Rg1 Ne5?? (24...Qe7 25.d4+–) 25.Qb3 (better is 25.Qe5 Qf8 26.Bc4 Kh8 27.Rg7 Qg7 28.Nh5 Qg1 29.Bf1+–) 25...Kh7 26.d4 Nf7 27.f3 Qe7 28.e4 Be4 29.fe4 Rf4 30.e5?? Qh4 31.Kd1 Rd4–+ 32.Bd3 Kh8 33.Qf7 Rd3 34.Kc2 Rg3 35.Rg3 Qg3 36.Rf1 Rd8 37.e6? Qd3 38.Kb2 Qd2 39.Kb3 Rd3 40.Kc4 Qc3 0–1. lendzior (1685) – levdau (1835), internet, 2013.

8.d4 e4

9.Ng5 c6 10.c5 d5 11.Be2 Qc7 12.b5 f4=+ 13.ef4 h6 14.h4 Qf4 15.Bc1 Qf5 16.f4 Ng4 17.Rh3 h5 18.Bd2 Bf6–/+ 19.Qa4 e3 (19...e3 20.Re3 Ne3 21.Be3 Bd7=+) 0–1. Tasis Montes,C – Villalonga Florit,L, III–132, 1990.

9.Ng5 c6 10.Be2 Qe8 11.0-0 h6 12.Nh3 g5 13.Kh1 Kh7 14.b5 Nbd7 15.a4 Qf7 16.a5 a6 17.b6 d5 18.Ba3 Ba3 19.Ra3 Nb8 20.cd5 cd5 21.Ng1 Nc6 22.f4 gf4 23.Rf4+/– Be6 24.Nh3 Qg6 25.Rf1 Ng4? 26.Nf4+– Qg8 27.Ne6 Qe6 28.Nd5 Qd6 29.Nf4 Rf6 30.h3 Ne3 31.Qe3 Qd4 32.Rd1 Qe3 33.Rd7 Kh8 34.Re3 Na5 35.Nd5 Re6 36.Nc7 (36.Nc7 Rae8 37.Ra3+–) 1–0. Fritz 5.00 (2545) – Deak,Sandor (1740), 1998.

9.Ng5 c6 10.h4 Ng4? 11.Ne2! Na6 12.Nf4 Nc7 13.a4 d5 14.b5 Bg5 15.hg5 Qg5 16.Ba3 Re8 17.Bd6 Ne6 18.cd5 Nf4 19.Bf4 Qd8 20.Bc4 Bd7 21.dc6 bc6 22.Bf7 Qa5 23.Ke2 Rf8 24.f3 Nf6 25.Be5 Be8 26.Be8 Rae8 27.bc6 Nd5 28.Rac1 f4 29.Rc5 ef3 30.gf3 Qa6 31.Qb5 Qb5 32.ab5 Ne3 33.Ra1 Ra8 34.c7 Nf5 35.b6 1–0. Sokolski,Alexey – Persits,R, corr URS–7ch, 1965.

9.Ng5 Ng4 10.h4 Bg5 11.hg5 Qg5 12.Nd5 Qd8 13.Nf4 Rf6 14.Be2 Rh6 15.0-0-0 Nf2?? 16.Rh6+/– Nd1 17.Bd1 gh6?? 18.d5 Kg8 19.Qc3 (19.Qc3 Qg5 20.Qh8 Kf7 21.Qc8 Nc6 22.Bh5 Qh5 23.Qd7 Ne7 24.Qe6 Kf8 25.Nh5 Ke8 26.Bf6 Kd8 27.Qe7 Kc8 28.Qd8#) 1–0. Brinkmann,Wilhelm – Kunstler, corr, 1980.

9.Ng5 h6? 10.h4.

7.d4 e4

8.Nd2 c6 9.d5 cd5 10.Nd5 Nd5 11.cd5 Bf6 12.Qb3 a5 13.Be2 ab4 14.0-0 Nd7=+ 15.Bf6 Rf6 16.Qb4= Rh6 17.g3 Nf6 18.Rfc1 Qd7 19.Qb6 f4 20.ef4+= e3 21.fe3+– Qe8 22.Qd4 Bf5 23.Rc7 Ra4 24.Rc4 Ra3 25.e4 Bd7 26.Bf3 Ng4 27.Bg4 Bg4 28.Rc3 Qh5 29.Nf1 Ra8 30.Rc7 Rg6 31.f5 Rg5 32.Rac1 Re8? 33.Rc8 (33.Rc8 Bf3 34.Nd2+–; 33.h4 Re4 34.Qe4 Bf5+–) 1–0. Lapshun,Yury (2475) – Vila Gazquez,Xavier (2425), Barcelona IX Sants Open, 2007.

8.Nd2 c6 9.d5 Nbd7 10.Be2 Ne5 11.0-0 cd5 12.Nd5 Be6 13.Ne7 Qe7 14.Rc1 Rac8 The pressure on c4 grows 15.Qa4 a6 16.Rfd1 Nfd7 17.Ba3 (17.Qa3!?=) 17...Nb6–/+ c4 draws heavy fire 18.Qa5 White prepares the advance c5 (18.Qb3 Nbc4 19.Bc4 (19.Nc4? b5–+) 19...Nc4 20.Rc4 Rc4 21.Nc4–/+) 18...Nbd7 (18...Nbc4 19.Bc4 Bc4–+ (19...Rc4?! 20.Nc4 Nc4 21.Qa4+=; 19...Nc4?! 20.Nc4 Bc4 21.b5 Bb5 22.Qd2–/+)) 19.c5 dc5 (worse is 19...Ba2 20.cd6 Qe6 21.b5+/–) 20.bc5 Nc6 (20...Ba2?? 21.c6 Nc6 22.Rc6+–) 21.Qc3 Ba2 (21...Nde5 22.Nc4 Bc4 23.Bc4 Nc4 24.Qc4 Qf7 25.Qf7 Rf7 26.Rd5=) 22.Nc4 (22.Qb2!? Bd5 23.Nc4+/– (23.Qb7?! Qe6=)) 22...Bc4= (22...Nc5?? 23.Nb6 Rcd8 24.Bc5 (24.Qc5?! Rd1 25.Bd1 Qc5 26.Bc5 Rd8+–) 24...Rd1 25.Bd1+–) 23.Bc4 Kh8 24.Bb2 Nde5 25.Be2 Qg5 26.Rd5 Nf3 (26...Rce8!?=) 27.Kh1+= Nh4 28.g3 Nf3 29.Rd7 Rg8 30.Rcd1 (30.Qb3 Rb8 31.Rcd1+/– (31.Rb7?! Na5 32.Rb8 Nb3 33.Rb3 Qh6 34.Bf3 ef3=)) 30...Nce5= 31.Rb7 Qh6?? (better is 31...Qh5 32.h4 Qg4=) 32.Bf3+– Nf3 33.h4 Qg6 34.Rg7 Rg7 35.Rd7 Rcg8 36.Rg7 Rg7 37.c6 Qg4 38.Qg7 (38.Qg7 Qg7 39.Bg7 Kg7 40.c7+–) 1–0. cristero (2310) – blackfox (2455), net–chess.com, 2015.

8.Nd2 c6 9.Be2 d5 10.b5 Be6 11.0-0 Qc7 12.Qb3 Bd6 13.g3 Nbd7 14.Rfc1 Qd8 15.a4 Bc7 16.cd5 Nd5 17.Bc4 N7f6 18.bc6 bc6 19.Rab1 Rb8 20.Qa2 Qe8 21.Nd5 cd5 22.Bf1 Bd6 23.Ba3 (23.Nb3 Qe7+=) 23...Ba3 (better is 23...Qa4 24.Rc3 Qa5–/+) 24.Qa3= Qh5? (better is 24...Rf7=) 25.Qd6+– Rbe8 26.Rb7 (better is 26.Bb5!?+–) 26...Rf7+/– 27.Rf7 Bf7 28.Nb3 (better is 28.Qc7!?+=) 28...Ng4+= 29.h3 (29.h4!? Nf2 30.Bb5+=) 29...Nf2!–/+ 30.Kf2 (better is 30.h4!?–/+) 30...Qf3–+ 31.Kg1 Qe3 32.Kh2 Qb3 33.Rc7 (33.Qc5 Qe3–+ (33...Qa4?! 34.Bb5 Qb3 35.Rc3=)) 33...Qb2 34.Bg2 Qd4 35.Qd7 Qf6 36.Ra7 f4 37.gf4 Qf4 38.Kh1 (38.Kg1 e3 39.Qf7 Qf7 40.Rf7 Kf7 41.Bd5 Kf6–+) 38...h6 39.a5 e3 40.Bd5 Qf1 41.Kh2 Qf2 42.Kh1 Bd5 (better is 42...Qe1 43.Kh2 Qd2 44.Kg1 Qd1 45.Kh2 Qd5 46.Qd5 Bd5–+) 43.Qd5 Kh8 44.Qd7?? (44.Ra8 Qf8 45.Re8 Qe8 46.Qd1 Qa8 47.Kg1 Qa5 48.h4–+) 44...Qf3 (44...Qf8 45.Qf7 Qf7 46.Rf7–+) 45.Kh2 Qf8 46.Qd1 (46.Rb7 e2 47.Qe8 Qe8 48.Rb1–+) 46...Qf2 47.Kh1 e2 0–1. cristero (2490) – blackfox (2415), net–chess.com, 2013.

8.Nd2 d5 9.cd5 Bb4 (9...Nd5? 10.Nd5 Be6 11.Ne7 Qe7 12.Qc1+–) 10.Qb3 Bc3 11.Bc3 Nd5 (11...Qd5?? 12.Bc4 Be6 13.Bd5 Bd5 14.Qc2+–) 12.Bc4 c6 13.Bd5 Qd5 14.Qd5 cd5 15.Bb4 Rf6 16.0-0 a5 17.Rfc1 Nc6 18.Ba3 b5 19.Rc5 b4 20.Bb2 Ne7 21.a3 Raa6 22.ab4 ab4 23.Nb3 Ra1 24.Ba1 Ba6 25.Bb2 Rc6 26.f3 Bc4 27.Na5 Rc5 28.dc5 Bb5 29.Kf2 Nc6 30.Nc6 Bc6 31.fe4 de4 32.Ke2 g6 33.g3 Kf7 34.Kd2 Ke6 35.Bg7 Kd5 36.Bf8 Kc4 37.Kc2 Ba4 38.Kb2 g5 39.Bh6 g4 40.Bf8 h5 41.Be7 Kd3 42.Bg5 Ke2 43.c6 Bc6 44.Kb3 Kf2 45.Bf4 Kg2 46.Kb4 Kh2 47.Kc5?! Be8 48.Kd5 Kh3 49.Ke5 Bd7 50.Kd6 Bc8 51.Ke5 h4 52.gh4 Kh4 53.Bh2 0–1. Martynov,Gleb – Khazieva,Elza, Kazan City–ch, 2007.

8.Nd2 Be6 9.d5 Bf7 10.Be2 c6 11.Nb3 Qc7 12.0-0 Nbd7 13.a3 (13.Nd4 g6+=) 13...Ne5 14.Rc1 Rfd8 15.Nd4 g6 16.Qb3 g5? (better is 16...Bf8+=) 17.Nf5+– Bg6 18.Ne7 Qe7 19.c5 (19.Rfd1 Qf7+–) 19...cd5? (better is 19...Bf7+/–) 20.Nd5+– Qe6?? (20...Nd5 21.Qd5 Nf7+–) 21.Nf6 (21.Nf6 Kf7 22.Nd5+–) 1–0. polynesia46 (1690) – yochkata59, internet, 2013.

8.Nd2 Qe8 9.Be2 Qg6 10.g3 Nbd7 (10...Nc6 11.a3=) 11.h4 c5 12.h5 Qh6 13.b5 (better is 13.bc5!? dc5 14.Qb3=) 13...cd4–/+ 14.ed4 Bd8 (14...Nb6!?–/+) 15.Nf1 Bb6 (15...Ng4 16.Bg4 fg4 17.Ne3+=) 16.Rh4 (better is 16.Bc1!? g5 17.Ne3+=) 16...Ng4+= 17.Bg4 fg4 18.Rg4?? (better is 18.Ne4 d5 19.cd5–/+) 18...Ne5–+ 19.Bc1 (19.Re4 Nf3 20.Ke2 Qh5 21.Ne3 Ng5 22.Kd2 Rf2 23.Kc1 Qd1 24.Ned1 Ne4 25.Ne4–+) 19...Bg4 20.Bh6 Bd1 (20...Bd1 21.de5 Bf2 (21...gh6?! 22.Rd1 Ba5 23.Rc1–+) 22.Kd1 Bd4–+) 0–1. Petukhov,Nikolay (1800) – Pestrov,Yury (2205), Moscow Open E, 2011.

8.Ng5 Nc6 =.

8.Ng5 Qe8 9.Qb3 Qg6 10.Nh3 Be6 (10...a5 11.ba5 Qe8 12.c5 Kh8 13.cd6 cd6 14.Rc1+=) 11.Nf4+= Qf7 12.Ne6 Qe6 13.c5 (13.d5 Qd7+=) 13...Qb3 14.ab3 d5 (14...c6 15.cd6 Bd6 16.Bc4 Kh8 17.b5+=) 15.h3 (15.Nb5 Na6 16.Ra6 ba6 17.Nc7 Rac8 18.Na6 Kf7+/-) 15...c6 (15...Nc6 16.Ra4=) 16.b5 Nh5 (16...cb5 17.Nb5 Nc6 18.Nc7+=) 17.bc6 Nc6? (better 17...bc6 18.Be2 Nf6+/-) 18.Nd5+- Bd8 19.Ba3 (19.0-0-0 f4 20.Be2 fe3 21.Ne3 Rf2 22.Bh5 Bg5+-) 19...Nf6 20.Nf6 Rf6 21.b4 f4 (21...a5 22.b5 Na7 23.Bc4 Kf8 24.d5+-) 22.Bc4 Kh8 23.0-0 (23.Bd5 fe3 24.fe3 a6+-) 23...f3 (23...fe3 24.fe3 Rf1 25.Kf1+- (25.Bf1?! Bg5 26.Re1 a5+-)) 24.g3 (24.Bd5 fg2 25.Rfd1 a6+-) 24...Rh6? (24...Rf5 25.b5 Ne7 26.Be6+-) 25.Kh2 (better 25.Bd5!? a6+-) 25...Ne7 (25...Rh5 26.Rfd1+-) 26.d5 Ng6 (26...Ng8 27.d6 Nf6 28.Be6+-) 27.Bb2 Bf6 (27...Rh5+-) 28.Bf6 gf6 29.d6 Ne5 (29...Rh5 30.Rfd1+-) 30.Be6 (30.Bd5 f5 31.Bb7 Ng4 32.Kg1 Rh3+-) 30...Re8 (30...Rh5 31.g4 Rg5 32.Bf5 Rf5 33.gf5+-) 31.Bf5 (31.Ra7?! Re6 32.Rb7 f5+-) 31...Rh5 32.g4 (32.Be4 a5 33.Bb7 ab4+-) 32...Rh6 (32...Rf5 33.gf5 a6 34.Rfd1+-) 33.Kg3 (better 33.Ra7 Rg8 34.d7 b5+-) 33...Rd8 (33...Nc6 34.b5 Nd8 35.Ra7+-) 34.Ra7 Nd3 (34...Rb8 35.b5+-) 35.Rb7 1-0. zembelek (2075) - Manitou (2005), Rated Blitz game, lichess.org, 2013.

8.Ng5 h6 9.Nh3 c5 10.b5 cd4 (10...a6 11.Nf4=) 11.Qd4+= a6 12.Nd5 ab5 13.cb5 Be6 (13...Nbd7 14.Ne7 Qe7 15.Rd1+=) 14.Nhf4+/- Bd5 15.Nd5 Nbd7 16.Bc4 Ne5? (better 16...Kh7+/-) 17.Nf6+- Kh8 18.Nd5 Rc8 (18...Ra4 19.Rc1 (19.Ne7 Qe7 20.0-0 Rc4=+) 19...Nd3 20.Ke2+-) 19.Bb3 (better 19.Be2!? Bf6 20.Qd2 Rc5+-) 19...Nd3 20.Ke2 (20.Ke2 Bf6 21.Nf6 Rf6 22.Rhd1+-) 1-0. zembelek (2100) - nebojsa289 (2000), Rated Blitz game, lichess.org, 2014.

8.Ng5 h6 9.Nh3 Qe8 10.Be2 Nc6 11.b5 Nd8 12.Nf4 Bd7 13.Nfd5 Rc8 14.Qb3 c6 15.Ne7 Qe7 16.a4 Nf7 17.0-0 d5? (better 17...Ng4!?+=) 18.Ba3 Qe6 (18...Nd6 19.cd5 cb5 20.ab5 Rc7+-) 19.Bf8 Rf8 20.cd5 cd5 21.Rae1 f4 22.ef4 Qf5 23.g3 Qh3? (23...Be6 24.f3+-) 24.f3 (24.Nd5 Qe6 25.Bc4 Kh8 26.Nf6 Qf6 27.Bf7 Rf7 28.Re4 a6+-) 24...ef3 (24...Nh5 25.Rf2 Ng3 26.Nd5 Ne2 27.Ree2 ef3 28.Ne7 Kh7 29.Rf3 Qh5 30.Qd3 g6+-) 25.Bf3 (25.Rf3?! Ng4 26.Rf2 Nf2+=) 25...Bg4 (25...Be6 26.f5! Qf5 27.Bg2+-) 26.Nd5 Nh5 (26...Bf3 27.Qf3 Nd5 28.Qd5+-) 27.Bg4 (better 27.Bg2 Kh7 28.Bh3 Bh3 29.Qc2 Kh8 30.Rf2+-) 27...Qg4 28.Ne3 (28.Ne7!? Kh8 29.Kg2 Nf6+-) 28...Qh3 29.Ng2 (29.Qd5 Rb8+-) 29...Kh8 (29...Nf6 30.Re2+-) 30.Qb4 (30.Nh4 Qg4+-) 30...Rg8 31.Re7 Nf6 32.Rf7 (better 32.Ne3 Nd8 33.Qc5+-) 32...Ng4= Do you see the mate threat? 33.Rf2 Qh2 34.Kf1 Qg3 (better 34...Qh1!? 35.Ke2 Qg1=) 35.Qd2+/- Re8 36.f5?? (better 36.Rf5 Nf2 37.Re5 Re5 38.fe5=) 36...Nf2 (better 36...Qh3 37.Rf8 Rf8-+) 37.Qf2+- The mate threat is Qxg3 37...Qb3 38.Rb7?? (better 38.Rc7 Qd1 39.Ne1 Qa4 40.Rb7 Qc4 41.Kg1+-) 38...Qa4?? (better 38...Qb1 39.Ne1 Qe4 40.Rg7 Kg7=+) 39.Nf4 (39.f6!? Qd1 40.Ne1 g6+-) 39...Qc4 40.Kg2 Re4 (40...Rg8+-) 41.Ng6 Kh7 42.Rb8 (42.Ra7 Re2 43.Rd7 Qb5-+) 42...Rg4 43.Kh3 Rg6 (43...Rh4 44.Kh4 Qg8 45.Rg8 Kg8 46.Qc2 Kh7 47.Qc8 a5 48.Qh8) 44.fg6+- Kg6 45.Qf3 (45.Qg2 Kf6 46.Rf8 Ke6 47.Qg6 Kd7 48.Qg7 Kd6 49.Rd8 Ke6 50.Re8 Kd6 51.Qe5 Kd7 52.Qe7) 45...Qd4+- 46.Qg4 Qg4 47.Kg4 h5 (47...h5 48.Kg3 Kf6+-). zembelek (2150) - ruter (2105), Rated Blitz game, lichess.org, 2014.

8.Ng5 h6 9.Nh3 g5 10.Qb3 Nc6 11.b5 Na5 12.Qa4 b6 13.Ba3 d5 14.c5 Be6 15.Bb4 Nb7 16.Qa3 bc5 17.dc5 d4 18.0-0-0 d3 19.f3 a5 20.ba6 Nd5 21.fe4 Nb4 22.ef5 Bc5 23.fe6 Ra6 24.Qa6 Na6 25.Bd3 Qf6 26.Kd2 Nb4 27.Bc4 Be3 28.Ke3 Qc3 29.Bd3 Nc5 30.e7 Re8 31.Nf2 Re7 32.Kf3 Ncd3 33.Nd3 Nd3 34.Kg4 Nf2 35.Kh5 Nh1 36.Rh1 Qc4 37.g4 Re3 38.h4 Qf7 39.Kh6 Qg7 40.Kh5 gh4 41.Kh4 Re5 42.Rc1 Qh6 (42...Qh6) 0-1. zembelek (2095) - jiktak (2175), Rated Blitz game, lichess.org, 2014.

7.Be2 a5

8.b5= Nbd7 9.d4 e4 10.Nd2 Qe8 11.Qb3 Kh8 12.a4 Qg6 13.g3 c5 14.0-0-0 Nb6 15.Rdg1 Be6 16.d5+= Bc8 17.h3 Nbd7 18.g4+= Ne5 19.gf5 Qf5= 20.Nd1 b6 21.Rh2 Ng6 22.h4 Ne5+= 23.Rg5 Qd7 24.Rhg2 Ne8= 25.Ne4 Bg5 26.Ng5 Qe7 27.Qc2 Bf5=+ 28.e4 Bd7 29.Qd2 h6–/+ 30.f4 Ng6 31.f5 Nh4 32.Ne6 Ng2 33.Nf8 Qf8 34.Qh6 Kg8 35.Qg6?? Ne1?? 36.Kd2= Nf6 37.Nf2 Re8 38.Bf6 Qf6 39.Qf6 gf6 40.Ke1 Kg7 41.Kd2 Kh6 42.Nh3?? Re4–+ 43.Bd3 Rd4 44.Nf2 Bf5 45.Ke3 Bd3 46.Nd3 Rd3! 47.Kd3 Kg5 48.Ke3 Kg4 49.Ke4 f5 50.Ke3 Kg3 51.Ke2 f4 52.Kf1 Kf3 53.Kg1 Ke2 (53...Ke2 54.Kg2 f3 55.Kg3 f2–+) 0–1. Friedrich – Zavodny,Z, NED Prerovske strojirny–UNI Brno, 1972.

8.b5 Kh8 9.d4 e4 10.Ng5 c6 11.Nh3 Qe8 (11...d5!?=) 12.Nf4+= White prepares the advance d5 12...Qf7 13.d5 c5 14.Na4 Bd8 15.h3 Kg8 16.Qd2 (16.0-0 g5 17.Nh5 Nbd7+=) 16...g5 17.Ne6 Be6 18.de6 Qe6 19.0-0-0 Ne8 (19...Be7 20.Bf6 Rf6 21.Nb6+=) 20.Nc5!+/- Qc8?? (20...dc5 21.Qd5 Double attack (21.Qd8 Pinning; 21.Qd8 Deflection; 21.Qd5 Decoy)) 21.Qd5+- (21.Qd5 Rf7 22.Bh5+-) 1-0. marekt (2245) - notvinnik (2095), gameknot.com, 2021.

7.Be2 b6

8.0-0= Nbd7 9.Ng5+= Nb8 10.f4 Ne8 11.Nf3 e4= 12.Nd4 c5 13.Nc2 Be6 14.Kh1 Nd7 15.g4 Bf6 16.gf5= Bf5 17.Bg4 Bg4 18.Qg4 Bc3 19.Bc3 Ndf6 20.Qg2 Rc8 21.b5 Qd7 22.a4 Qe6 23.Qe2 d5 24.Rg1 Nd6 25.cd5=+ Qd5 26.Rg5 Qc4 27.Qg2 Rc7=+ 28.Rg1 Nde8 29.Ne1 Rd7 30.Qh3 Rff7–+ 31.Ng2 Qa4 32.Nh4 Qb5 33.Nf5 Kh8 34.Nd4?? Qa6–+ 35.Nc6 Rd6 36.Ne5 Rc7 37.Ng6 Kg8 38.Be5 b5 39.Nh4 Rcd7 40.Bd6 Qd6 41.Nf5 Qf8 42.Nh6 Kh8–/+ 43.Ng4 Ng4 44.Qg4 unclear. Ranby,Hans – Zylla,Johannes, corr SOK–92–85, 1992.

8.d3 Bb7 9.Qb3 Kh8 10.Nd5 Nd5 11.cd5 Bf6 12.e4 fe4 13.de4+= Qe8 14.Rc1= Qf7 15.0-0 Na6 16.Rc3+/– Qd7 17.a4 Rac8 18.Ba6 Ba6+= 19.b5 Bb7 20.Qc4 Bd8 21.Bc1 Qg4 22.Ne1 Bh4 23.Rh3 Rf7?? 24.Nf3?? Bf6+/– 25.Rg3 Qh5 26.Rh3 Qg4 27.Rg3 Qd7 28.Bg5+/– h6 29.Bf6 Rf6 30.Nh4 Rcf8? 31.Ng6+– Rg6 32.Rg6 Rf4 33.f3 Qf7 34.Rg4 Rf6 35.Rc1 Bc8 36.Rg3 c5 37.dc6 Qc7 38.Rd1 Be6 39.Qb4 Bg8 40.Rh3 a5 41.Qa3 Kh7 42.g4 g5 43.Rg3 Rg6 44.Rg2 d5 45.ed5 Rd6 46.Rgd2 Bf7 47.Qd3 (47.Qd3 Bg6 48.Qe3+–) 1–0. Krebbers,Wilfried – Jaspers,Stefan, Kleve op, 2001.

8.d4 e4 9.Ng5 h6 (9...a5 10.b5+=) 10.Nh3 Nh7 (10...a5 11.b5+=) 11.d5 Bd7 12.Nf4 g5 (12...a5 13.b5+=) 13.Ng6 Rf7 14.Ne7 Qe7 15.Qd4 (15.0-0 Nf6+/-) 15...Qe5 (15...Nf6 16.Rd1+/-) 16.Nd1 (16.Qe5!? de5 17.0-0 Nf6+/-) 16...Qd4 17.Bd4 Be8 18.a4 Nd7 (18...c5!? 19.dc6 Nc6+/-) 19.a5+- Rf8 20.ab6 cb6 21.Nb2 (21.Nc3 Nc5+-) 21...Bf7 (21...a5 22.h4+/-) 22.b5 Nhf6 Black prepares g4 23.h4 g4 24.g3 (24.0-0 Rfc8+-) 24...Nh7 25.Kd2 Nc5 (25...Rfc8 26.Ra6+/-) 26.Kc3 (26.Bc5 dc5 27.Ra6 Rfb8+/-) 26...Be8 (26...Rfc8 27.Ra3+/-) 27.Ra3 Rf7 28.Rha1 Rb7 29.Na4 (29.Bc5 dc5 30.Kb3 Nf6+/-) 29...Na4 (29...a5!?+/-) 30.Ra4 Nf8 31.Ra6 Nd7 32.Kb4 Nc5 33.f3?? (better 33.Bc5!? dc5 34.Kc3+/-) 33...Na6?? (33...gf3 34.Bf3 ef3 35.Bc5 dc5 36.Kc3-+) 34.Ra6?? (better 34.ba6 Rf7 35.fe4 fe4 36.Bg4=) 34...gf3-+ 35.Bf1 Bh5 36.Bh3 Bg4 37.Bf1 Kf7 38.Ra2 Ke7 39.Bg7 h5 40.Bh6 Kd7 41.Bf4 Rbb8 42.Kc3 Re8 43.Kd4 Kc7 44.Ra6 Red8 (44...Rg8 45.c5 bc5 46.Kc3-+) 45.Ra4? (better 45.c5-+) 45...Kb7 46.Ra6 Rd7 47.Ra4 a6 (better 47...Rc8!? 48.Ra3-+) 48.ba6 Ra6 49.Ra6 Ka6 50.Kc3? (better 50.c5 Ka7 51.c6-/+) 50...Kb7 51.Kb4 Rd8 52.Kb5 (52.Ka3-+) 52...Kc7 53.Ka6 (53.Bg5 Ra8 54.Bf6 Ra3-+) 53...Ra8 54.Kb5 Ra5 (better 54...Ra1 55.Bd6 Kd6 56.c5 bc5 57.Kb6 Rf1 58.Kb5 Rb1 59.Ka4 Rb4 60.Ka3 f2 61.Ka2 f1Q 62.Ka3 Qa6) 55.Kb4 Ra1 56.c5 bc5 57.Kc4 Rf1 58.Bg5 Rc1 (58...Rc1 59.Kb3 f2 60.Bf6 f1Q 61.Bd8 Kd8 62.Kb2 Rb1 63.Ka2 Qb5 64.Ka3 Qb3; 58...f2 59.Kb3 Rb1 60.Ka3 f1Q 61.Bd8 Kd8 62.Ka2 Qb5 63.Ka3 Qb3) 0-1. zembelek (2125) - marjan (2030), Rated Blitz game, lichess.org, 2014.

7.Be2 c6

8.d3 Be6 9.0-0 h6 10.d4 e4 11.Nd2 d5 12.Qb3 White prepares b5 12...Na6 13.Ba3 Nc7 14.b5 cb5 15.cb5 Rc8 16.Rac1 a6 17.ba6 Na6 18.Rc2 Ba3 19.Qa3 Rc6 20.Nb3 Qd6 21.Qd6 Rd6 22.Rb1 Nb4 23.Nb5 Nc2 24.Nd6 Ra8? (better is 24...b6!?+/–) 25.Nc5+– Bc8 26.Nc8 (worse is 26.Ncb7 Bb7 27.Rb7 Ra2 28.Nf5 Ne3 29.fe3 Re2+/–) 26...Rc8 27.Rb7 Ng4? (27...Na3+–) 28.a4 Ra8 29.Bd1 Na3 30.Ne6 g5 31.h3 Nf6 32.Rg7 Kh8 33.Rf7 Ng8 (33...Rb8 34.Rf6 Rb1 35.Rh6 Kg8+–) 34.Bh5 Re8 35.Nf8 (35.Nf8 Ne7 36.Rh7 Kg8 37.Be8 Kf8 38.Bh5+–) 1–0. marekt (2130) – nizef (1850), gameknot.com, 2015.

8.d4 e4 9.Nd2 Be6 10.a4 d5 11.b5 Qe8 0–1. brother – elokiller (1730), internet, 2013.

8.d4 e4 9.Ng5 ½–½. Goebgens – Gnirk,Hajo, corr SOK–88–19, 1988.

7.Be2 Nbd7

8.0-0 b6 9.Ng5 Nb8 10.f4 ef4 11.Bf3 Ne4?? (better is 11...c6 12.b5 Qd7 13.ef4 h6+/–) 12.Nge4+– (12.ef4?! Bg5 13.Ne4 Bh4 14.Nd6 Qd6 15.Ba8 Be6+–) 12...fe4 (12...c6 13.Nf2 fe3 14.de3 Bb7+–) 13.Be4 c6 14.Qh5 g6 (14...h6 15.Nd5! cd5 16.Bd5 Kh7 17.Be4 Kg8+–) 15.Bg6! hg6 (15...hg6 16.Qg6 Double attack) 16.Qg6 Kh8 17.Nd5 Bf6 18.Nf6 Rf6 19.Rf4 (19.Rf4 Bg4 20.Rg4 Qf8 21.Rh4 Qh6 22.Rh6#) 1–0. Janek – Hovo, internet, 2016.

8.d3 c6 9.0-0 Qe8 10.Nd2 Qg6 11.Bf3 Ng4 12.h3 Nh6 13.b5 c5 14.a4 Nf6 15.a5 Rb8 16.Nd5 Nd5 17.Bd5 Kh8 18.f4 Bf6 19.Ra2 ef4 20.Rf4 Be5 21.Be5 de5 22.Rf2 f4 23.Be4 Qd6 24.ef4 Rf4 25.Nf3?? (25.Rf4 ef4 26.Bd5+=) 25...Nf5?? (better is 25...Re4 26.Qf1 Rf4–+) 26.Bf5 (26.Ng5!? Qc7 27.Nh7+/–) 26...Bf5+= Attacking the backward pawn on d3 (worse is 26...Rf5 27.Rae2+/–) 27.Rad2 Qc7 28.Qa1 Ra8 (better is 28...Re8 29.g3 Rf3 30.Rf3 Bh3+/–) 29.d4?? (29.Qe5 Qe5 30.Ne5 Rf2 31.Rf2 Be6+–) 29...Be4?? (better is 29...ed4!? 30.Qf1 Qa5 31.Nd4 Qd2 32.Rf4 Qe3 33.Kh1 cd4 34.Rf5 Kg8+=) 30.d5?? Bf3= 31.Rf3 Re4 32.Qc3 Re8 33.Rd1 Qd6 34.Rdf1 h6 ½–½. Heinzel,Peter (2080) – Huebben,Dominik (1835), Dortmund GER, Sparkassen Open, 2012.

7.Be2 h6

8.0-0 c6 9.b5 Be6 10.d4 e4 11.Nd2 d5 12.h3 (12.Qb3 cb5 13.cd5 Nd5 14.Bb5 Na6+=) 12...a6 (12...cb5 13.Nb5 Nc6 14.Qa4=+) 13.a4 ab5 14.ab5 Ra1 15.Qa1 Nbd7 (15...cb5 16.Nb5 dc4 17.Nc4=) 16.bc6 (16.c5 f4+=) 16...bc6= 17.cd5 cd5 18.Ba3 Rf7 (18...f4 19.ef4 Ba3 20.Qa3=) 19.Be7 Qe7 20.Qa5 (20.Rb1 Nf8+=) 20...Kh7 (20...f4 21.ef4 Qd6 22.Qa8 Rf8 23.Qa6 Qa6 24.Ba6+=) 21.Nb3 (21.Rb1 Nf8+=) 21...Qd6 22.Nb5 Qb6 23.Qb6 Nb6 24.Nc5 Bc8 25.Nd6 Rc7 26.Rb1 Ne8?? (26...Nbd7 27.Rb5 Nc5 28.Rc5 Rc5 29.dc5 Bd7+-) 27.Rb6+- Nd6 (27...Nf6 28.Bb5 Bd7 29.Bd7 Nd7 30.Nd7 Rd7 31.Nf5+-) 28.Rd6 Ra7 29.Ba6 (29.Rd5 Ra2+-) 29...g5 (29...Ba6 30.Ra6 Ra6 31.Na6 Kg6+-) 30.Bc8 1-0. dannysmet (2065) - persian1356_dargaz (2025), Rated Blitz game, lichess.org, 2020.

8.0-0 Be6 9.b5 (9.h3+=) 9...b6 (9...Qe8 10.d4 e4 11.Nd2+=) 10.a4 (10.d4 e4 11.Nd2 a6+/–) 10...a5+= 11.Qc2 g5 (11...Qe8 12.d4 Nbd7 13.Rae1+=) 12.Rfd1 (12.d4 e4 13.Nd2 g4+/–) 12...Nbd7 13.d4 e4 14.Nd2 g4 15.Nb3 Qe8 (15...Qc8!?+=) 16.d5+– Bf7 17.Nd4 Ne5 18.Nf5 1–0. Dudko,Gennady – Litvinov,Evgeny, Final Omsk, 2010. (=1.Nf3 f5 2.b4 Nf6 3.Bb2 d6 4.e3 e5 5.c4 Be7 6.Nc3 0-0)

8.Rc1 Qe8 (8...a5 9.b5=) 9.Nb5 Na6 10.c5 Bd7 (10...Nb4?? 11.Nc7 Qg6 12.cd6 Bd6 13.Na8+–; 10...dc5 A) worse 11.Ne5 c6=+ (11...Nb4 12.Nc7 Qd8 13.Na8+–); B) 11.Be5 Ne4 12.Nc7 Nc7 13.Bc7 cb4 14.Qb3 Kh7 15.0-0+=) 11.Qb3 Kh7 12.cd6 cd6 13.a4 Qg6 14.0-0 f4 (14...e4 15.Nfd4=) 15.ef4 Nh5 (15...e4!? 16.Nfd4 d5+=) 16.Be5+– (16.fe5? Nf4 17.Ng5 Qg5–+ (17...hg5?! 18.Bf3–/+)) 16...Be6 (16...Nb4 17.Nd6 (worse 17.Qb4 de5 18.Ng5 Qg5 19.Qb1 Qg6 20.Bh5 Qb1 21.Rb1 Rf4=+) 17...Nf4 18.Bf4 Rf4 19.Nb7+–) 17.Qd1 (better 17.Qe3!? de5 18.Ne5+–) 17...Nf4+= 18.Bf4 Rf4 19.d4 Kh8 (19...Nb4 20.Rc7 Re8 21.Ne1+–) 20.Rc3 (20.Re1 Nb4 21.Rc7 Bh3+–) 20...Nb4 21.Nc7 (21.Rc7 Bh3 22.Ne1 Nd5 23.Rb7 a6+–) 21...Nd5 (21...Bh3 22.g3 Rb8 23.Qb1 Qb1 24.Rb1+=) 22.Ne6+– Qe6 23.Qb3 Qf5 (23...Qe2!? 24.Qd5 Qe4+–) 24.Bd3+– (24.Qb7?! Nc3 25.Qa8 Qf8 26.Qf8 Bf8+–) 24...Qh5 25.Qb7 Raf8 26.Rc8 Rf3? (better 26...Qf7+–) 27.Be2 (27.gf3 Nf4 28.Rf8 Bf8=+) 27...Qf5 (27...Rc8 28.Qc8 Rf8 29.Qf8 (29.Bh5? Rc8 30.Bf7 Nc3–+) 29...Bf8 30.Bh5+–) 28.Rf8 (28.Bf3?! Qc8 29.Qd5 Qd7+–) 28...Bf8 29.Bf3 (29.gf3 Nf4 30.Kh1 Qh3=) 29...Nf6 (29...Nf4 30.a5+–) 30.Qf7 Qc8 31.Re1 (31.Bb7 Qe8 32.Qe8 Ne8+–) 31...d5 32.Bd5 Bb4 33.Rb1 (33.Be6 Qc6 34.Ra1 a5+–) 33...Qc2 34.Ba2 a5 35.Qe6 (35.Qb3 Qc6+–) 35...h5 (35...Qa4 36.Rc1 Bf8 37.h3+–) 36.Ra1 (36.Qb3 Qc6+–) 36...Qb2 (36...Qa4 37.Rc1 Bf8 38.h3+–) 37.Rd1 Qc2 38.Bb3 Qg6 (38...Qc7+–) 39.Qc8 (better 39.Rc1 Bf8+–) 39…Kh7 1–0. Rooze,Jan – Jacobsen,Bo, Basel, 1968. (=1.Nf3 f5 2.b4 d6 3.Bb2 e5 4.e3 Nf6 5.c4 Be7 6.Nc3 0-0)

7.Be2 Kh8

8.0-0 e4 9.Ne1 d5 10.Qb3 Nc6 11.a3 d4 12.Nd5 d3 13.Bd1 Nd5 14.cd5= Nb8 15.g3 Bf6=+ 16.Bc3 Bc3 17.dc3 c6 18.dc6 Nc6 19.Qa2 Qf6 20.c4 Be6 21.Bb3 a5 22.Rc1 ab4 (22...ab4 23.a4 f4 24.ef4 Nd4–+) 0–1. Grehl,Siegfried – Dieng,M, corr SOK–92–82, 1992.

8.Qc2 Qe8 9.d4= e4 10.Nd2 Qg6 11.g3 c6 12.Nb3 Be6 13.a4 Nbd7 14.Na5 Rab8 15.Nb3 Rfc8 16.Qd1 Qf7 17.Nd2 Nb6 18.Qb3 Nbd7 19.Qd1 b6 20.Ba3 d5–/+ 21.c5 bc5 22.bc5 g5 23.h4 gh4 24.Rh4+= Rg8 25.Rh1 Ng4 26.Rb1 Qg7 27.Nf1 Nc5! 28.Bb2 Nb3 29.Bg4 fg4–/+ 30.Nd2 Nd2 31.Kd2 Rgf8–+ 32.Rh2 Bb4 33.Qc2 Rf7 34.Rbh1 Qf8 35.Kd1 Ba3 36.Ba1 Kg8 37.f4 gf3 38.Rh4 Rbb7 39.Rf4 Rf4 40.ef4 Qg7 41.Rh5 Qd4 42.Qd2 Qd2 43.Kd2 Bb2 (43...Bb2 44.Bb2 Rb2 45.Ke3 Rb3–+) 0–1. Blumenberg,Walter – Wellner,Emil, Porz op, 1989.

8.d4 e4 9.Nd2 c5 10.bc5 dc5 11.d5 a6 12.a4 Nbd7 13.Qc2 Bd6 14.g3 Ne5 15.a5 Bd7 16.0-0 Nfg4 17.h3 Ne3? 18.fe3+– Qg5 19.Nde4 fe4= 20.Ne4 Qe3 21.Kg2? Qh6?? 22.h4+/– Ng4 23.Bg4 ½–½. Melich,Jindrich (2055) – Simeonidis,Ioannis (2245), Aegean Open Kirykos, 2005.

8.d4 e4 9.Nd2 Be6 10.0-0 Qe8 11.f3 Qg6 12.fe4 fe4= 13.Rf4 Nbd7 14.Nde4+/– Ne4 15.Re4+= Bh3 16.Bf3+/– Bf6 17.Rf4 Rae8 18.Qe2 Qg5 19.Ne4 Re4 20.Be4 c6 21.Raf1 d5 22.Bf5 Bf5 23.Rf5 Qh6 24.cd5 g6 25.Rf6 Rf6 26.Rf6 Nf6 27.dc6 (27.dc6 bc6 28.d5+–) 1–0. Zylla,Johannes – Hengelange, corr, 1993.

6.Nc3 e4

7.Ng5 h6 8.Nh3 c6 (8...0-0!?=) 9.Nf4+= g5 10.Ng6 Rg8 11.Ne7 Qe7 12.h4 Be6 Black intends g4 13.Qc2 Nbd7 14.Rc1 g4 15.Ne2 Nh5 16.g3 Ne5 17.Be5 de5 18.Qb2 Bf7 19.Nc3 f4 20.Rg1 (20.Ne4? Bg6 21.Bd3 0-0-0–+) 20...fg3 21.fg3 Bg6 22.Kd1 Qf6 23.Kc2 0-0-0 24.Be2 Bh7 25.Kb1 Qd6 26.Rc2 Rdf8 27.Ka1 (27.c5 Qc7 28.b5 Rf3=) 27...Rf2 (better is 27...Rf3!? 28.c5 Qe7 29.Bf3 gf3=) 28.c5+= Qf6 29.b5 Re2? (better is 29...Kb8+=) 30.bc6+– bc6? (better is 30...Qc6 31.Ne2 Re8+–) 31.Ne2 Qf2 (31...Rg7+–) 32.Rb1 Qe2 33.Qb8 Kd7 34.Rb7 Ke6 35.Qd6 1–0. Aflalo,S (2115) – Fidalgo,Daniel Neves (1800), Portugal Open, 2015.

7.Nd4 c5

8.Nc2 =.

8.bc5 dc5 9.Nde2 0-0 10.d4 (10.Nf4 Bd6+=) 10...ed3 (10...cd4 11.Nd4 Nc6 12.Be2+=) 11.Nf4= Bd6 12.Nd3 (12.Bd3 Bf4 13.ef4 Re8 14.Be2 Nc6=) 12...Nc6 13.Be2 (13.Nb5 Be6 14.Qc2 Be7=) 13...Be6 14.Qa4 Na5 15.Nc1 (15.Nf4 Qb6 16.0-0-0 Bf4 17.ef4 Rad8+=) 15...a6 16.0-0 (16.Nb3!? Nb3 17.Qb3+=) 16...Ng4 17.g3 Ne5 18.Nd5 (18.Nd3 Nac4 19.Nf4 b5–/+) 18…Nac4!–+ (18...Nac4 19.Nf4 Nb2–+) 0–1. Frydendal,Odd (1910) – Torgersen,Terje (2065), NM/A/9 ICCF, 2009.

7.Nd4 Nc6

8.Nc6 bc6 9.Be2 a5 10.ba5 Ra5 =.

8.Nd5 0-0 9.Nc6 bc6 10.Ne7 Qe7 11.Be2 Be6 12.0-0 Ng4 13.f4 ef3 14.Rf3+= Ne5 15.Rg3 Bd7 16.c5 f4 17.ef4 Rf4 18.Qb3 Kh8 19.Qe3 Raf8 20.Bc3 Qf7 21.cd6+/– cd6 22.Qa7 Re8 23.h3 h6 24.d4 Bc8 25.Qf7 Nf7 26.Bh5 d5 27.Bd2 Rf6 28.Re1 Re1 29.Be1 Ng5 30.Ra3 Kh7 31.Bg3 Bf5 32.Be5 Rf8 33.Ra7 (33.Ra7 Rg8 34.Rc7+–) 1–0. Katalymov,Boris – Liberzon,Vladimir, Rostov, 1960.

8.Nd5 Nd4 9.Bd4 0-0 10.Be2 =+.

8.Nd5! Nd4 9.Bd4 c6 10.Ne7 Qe7 +=.

8.Nd5! Ne5 9.Nf4 idea 10.Nde6.

6.d3 0-0

7.Nc3 a5 8.b5 =.

7.Nc3 d5 8.Ne5= Bb4 9.Qb3 Qd6 10.d4 c5 11.dc5 Qe5 12.Qb4+/– Nc6 13.Qa3 d4 14.Ne2 Re8 15.Rd1+– f4 16.ed4 Qh5 17.d5 Ne5 18.Be5 Re5 19.Rd4 Ne4 20.Qf3 Bg4 21.Qf4 Nf2 22.Qf2 Rae8? 23.Rd2+– Qg6 24.h3 Qb1= 25.Rd1 Qb4 26.Rd2 Qc4 27.hg4 Qc1 28.Rd1 Qc3 29.Rd2 Rd5 30.Qf4 Qc1 31.Kf2 Rd2 32.Kg3 Qe1 33.Kh2 Rde2 34.Be2 Qe2 35.Rb1 Qe7 36.g5=+ Rd8 ½–½. Wall,Bill – Bonetti,Shane, Carel CF–01 Correspondence, 2005.

7.Nbd2 a5 8.b5 Be6 9.Be2 Ng4 10.0-0 Nd7 11.d4 e4 =.

7.Nbd2 a6 8.Be2 Qe8 9.0-0 Qg6 10.Rc1 Nc6 11.a3 e4 =.

7.Nbd2 Bd7 8.Be2 Qe8 9.0-0 Qg6 10.a4 a5 11.b5 Be6 =.

7.Nbd2 e4 8.de4+= fe4 9.Nd4 (better is 9.Ne4!? Nc6 10.Nf6 Bf6 11.Qd2+=) 9...c5 10.bc5 dc5 11.Ne2 Bg4 (11...Nc6 12.Ng3=) 12.Qc2 Attacking the isolated pawn on e4 12...Qb6 13.Rb1 Qc6 14.Ng3 The pressure on the isolated pawn grows 14...Na6 15.a3 (15.Nge4 Nb4 16.Qc3 Na2=) 15...Rad8 16.Nde4 Ne4 17.Qe4 Qe4 18.Ne4 Bf5 19.f3 Be4 20.fe4 Bg5 21.Ke2 Rd7 22.Rd1 (better is 22.e5!?+/–) 22...Rd1= 23.Kd1 Be3 24.Bd3 (24.Be2!?=) 24...Rf2–/+ 25.Bc3 Rg2 26.Re1 Bd4 27.Bd2 Rh2 28.e5 Kf7 29.e6 Ke8 (better is 29...Ke7–+) 30.Be4= b6 31.Bc6 (31.Bb7!? Rh3 32.e7=) 31...Ke7+= 32.Bg5? (better is 32.Bb7 Rd2 33.Kd2–/+) 32...Kd6?? (better is 32...Bf6 33.Bf4 Rh3–+) 33.Bf4 Ke7 34.Bh2 1–0. Fournier,Frederic – Guest67025, Partie amicale, 5m + 5s, 2008.

7.Nbd2 Qe8 8.Be2 Qg6 9.g3 Kh8 10.d4 e4 11.Nh4 Qf7 12.Ng2 c6 13.a4 Be6 14.c5 d5 15.b5 Nbd7 16.a5 cb5 17.Bb5 a6 18.Be2 Nb8 19.Nb1 Nc6 20.Bc3 g5 21.h4 Rg8 22.hg5+/– Rg5 23.Nf4 Bd8 24.Ra2 Bc7 25.Nh5 Nh5 26.Rh5 Rag8 27.Rg5 Rg5 28.Nd2 Kg8 29.Nf1 Qe7 30.Qb3 Bb8 31.Qb6 Qd7 32.Rb2 Nd8 33.Ba6! Bc7 34.c6?? Qc6?? 35.Qc6+/– Nc6 36.Rb7 Ba5 37.Ba5 Na5 38.Rb5 Nc4 39.Bb7 Kf7 40.Bd5 Bd5 41.Rd5 Nb2 42.Ke2 Nd3 43.f3 Ke6?? 44.Ra5 h5? 45.fe4+– fe4 46.Rg5 1–0. Levin,Anatoly (2025) – Slupik,Chris (2310), Internet section Dos Hermanas, 2003.

7.Be2 c6 8.0-0 Nbd7 9.Nbd2 h6 10.Rc1 Nh7 11.a4 f4 12.e4 Ng5 13.d4 Nf6 14.de5 de5 15.Qc2 Bb4 16.Rfd1 Bd2 17.Rd2 Qe8 18.Be5 Nf3 19.Bf3 Qe5 20.Rcd1 Qg5 21.Rd6 Bg4 22.Bg4 Ng4 23.h3 Nf6 24.Qb3 Kh8 25.Qb7 f3 26.g3 Ne4 27.Rd7 Ng3 28.Rg7 Ne2 29.Kf1 Qg7 30.Qc6 Qg2 31.Ke1 Qg1 32.Kd2 Rad8 0–1. oldi62 – vous57, internet, 2014.

7.Be2 Nc6 8.a3 a6 9.Nbd2 h6 10.Qc2 Be6 11.Rc1 Ng4 12.h3 Nf6 13.b5 Na5 14.ba6 Ra6 15.d4 e4 16.Ng1 f4 17.c5 (worse is 17.Ne4 Ne4 18.Qe4 d5 19.cd5 Bd5+=; worse is 17.ef4 Rc6+=) 17...fe3 18.Ba6?? (18.fe3 Ra7 19.Ne4 Ne4 20.Qe4 Bh4 21.Kd2 Qe7 22.cd6 cd6+=) 18...ef2?? (better is 18...ed2 19.Qd2 Nb3–+) 19.Kf2+= Nd5 20.Ke2 ba6 21.Ne4 Bf5 (21...Nf4 22.Ke1 Bb3–+) 22.Qd2?? (22.g4 Bg6 23.Nf3–+) 22...Bg5 (better is 22...Nb3 23.Qc2 Nc1 24.Qc1 Be4–+) 23.Qa5 (23.Ng5 Nb3 24.Ne6 Be6 25.Qe1–+) 23...Be4 24.Nf3 Bc1 25.Rc1 Bf3 26.gf3 Qe7 27.Kd2 Qe3 28.Kc2 Rf3 29.Kb1 Qd3 30.Ka1 Ne3 31.cd6 cd6 32.Qd8 Kh7 33.Qd6 Nc4 34.Qb4 Nd2 35.Qc3? Nb3–+ 36.Ka2 Nc1 37.Qc1 Qb3 38.Ka1 Rh3 39.d5 Rd3 40.Qb1 Qd5 41.Qf1 Rd1 (41...Rd1 42.Qd1 Qd1 43.Ka2 h5–+) 0–1. ourang – sylwiapolska, internet, 2013.

7.Be2 h6 8.0-0 Be6 9.Nbd2 Nbd7 10.a4 Qe8 11.Nb3 g5 Black prepares the advance f4 12.d4 e4 13.Nfd2 Qg6 (better is 13...d5!?=) 14.d5+/– Bf7 15.Rc1 f4 16.Qc2 Nh5? (better is 16...c6+=) 17.Qe4 Ndf6?? (17...Bf6 18.Bd4+–) 18.Qg6 (better is 18.Qe7 Rac8 19.g4 fg3 20.fg3+–) 18...Bg6 19.Nf3 Ne4 20.Bd3 Bf6 21.Bf6 Nhf6 22.Nfd2?? (22.ef4!? gf4 23.Nfd4 Bf7+–) 22...Rae8?? (better is 22...Nd2 23.Bg6 Nb3–/+) 23.Ne4+/– Be4 24.Be4 Re4 25.ef4 Rf4 26.f3 Nd7 27.Rfe1 Ne5 28.Nd2 Nd3+= 29.Ne4 Nc1 30.Rc1 g4 31.c5 gf3 32.gf3 Rf3 33.cd6 cd6 34.Nd6 Rd3 35.Nb7 Rd5 36.Nc5 Rf4 37.b5–/+ Rg5 38.Kh1 Rf2?? 39.Ne4+– Rgg2 40.Nf2 Rf2 41.Ra1?? Rb2? 42.Kg1 Kf7 43.Ra3 Ke6? 44.Rh3+– Rb1 45.Kf2 Rb2 46.Ke1 Rb1 47.Kd2 Ra1 48.Rh6 Kd5 49.Rh4 1–0. oldi62 (1610) – leila54, internet, 2013.

7.Be2 a5

8.a3 ab4 9.ab4 Ra1 10.Ba1 c5 11.b5 e4 12.Nfd2 d5 13.0-0 dc4 14.dc4 Qc7 15.Nb3 Nbd7 16.Qc2 Ne5 17.Nc3 Be6 18.f4 Nc4 19.Nd1 Nb6 20.Be5 Qc8 21.Na5 Nbd7 22.Bc3 Nd5 23.Be5 Ne5 24.fe5 Qc7 25.Nc4 Nb4 26.Qc3 Kh8 27.Ndb2 Rd8 28.Rd1 Rd1 29.Bd1 Qd7 30.Be2 Bd8 31.Qd2 Qd2 32.Nd2 Bc7 33.Nbc4 b6 34.Nd6 Nd5 35.Bc4 Bd6 36.ed6 Kg8 37.Kf2 Kf8 38.Nb1 Ke8 39.Bd5 Bd5 40.Nc3 Be6 41.Na4 1–0. oldi62 – domato (1685), internet, 2014.

8.b5 =+.

7.Be2 e4

8.Nd4 c5 9.Nc2 Be6 10.0-0 Nc6 11.de4 fe4 =.

8.Nd4 d5 9.Qb3 Na6 10.a3 c5 11.b5 cd4 12.ba6 de3 13.ab7 ef2 14.Kf1 Bb7 15.Be5 Qb6 16.Qb6 ab6 17.Bd4 Bc5 18.Bf2 Ng4 19.Bc5 bc5 20.cd5 Bd5 21.Nc3 Bc6 22.Nd1 Ne5 23.Nf2 e3 24.Nh3 f4 25.Ng5 Bd5 26.Nf3 Nf3 27.Bf3 Bf3 28.gf3 Rfb8 29.a4 Ra5 30.Rg1 Rb4 31.Rg5 Rba4 32.Ra4 Ra4 33.Rc5 Ra1 34.Kg2 e2 (35.Re5 e1Q 36.Re1 Re1–+) 0–1. Klement,Ottomar (1960) – Nickl,Klaus (2200), Jacques Lemans op, 1999.

8.de4 fe4 9.Nd4 a5 10.a3 ab4 11.ab4 Ra1 12.Ba1 Na6 =.

8.de4 fe4 9.Nd4 c5 10.bc5 dc5 11.Nb3 Qc7 12.0-0 Nc6 13.Nc3 a6 (better is 13...Qe5!?+=) 14.Nd5+= Nd5 15.Qd5 Kh8 16.Qe4 Bf5 17.Qd5 Rad8 18.Qf3 Bd3 19.Qg4 Bf6 20.Bf6 Rf6 21.Bd3 Ne5 22.Qh4 (22.Qg3 Rd3 23.Rad1 Qd8 24.Rd3 Nd3+/–) 22...Rh6 (better is 22...Nd3!? 23.Rad1 b5+=) 23.Qf4+/– Nf3?? (better is 23...Rf6 24.Bf5 g6+/–) 24.gf3+– Qf4 25.ef4 Rd3 26.Nc5 Rf3 27.Kg2 (better is 27.Rab1!? Rg6 28.Kh1 b6+–) 27...Rf4 28.Rad1 Rg6 29.Kh1 h6 (29...h5 30.Rd8 Kh7 31.Nd3+–) 30.Rc1 (better is 30.Rd8 Kh7 31.Nd7 Rc6 32.Nf8 Rf8 33.Rf8 Rc4+–) 30...Rg5 (30...Rc6 31.Nb7 Rfc4 32.Rc4 Rc4 33.Kg2+–) 31.Nd3 (better is 31.Ne6 Rgf5 32.Nf4 Rf4+–) 31...Rh4 (31...Rd4 32.Rc3+–) 32.f4 Rgh5 33.Rf2 Rh3 (33...Kh7 34.Rb1 b5 35.c5+–) 34.Ne5 Kg8 35.Rd1 (35.Rb1 b5 36.cb5 ab5 37.Rb5 Rf5+–) 35...b5 (35...Rf5 36.Kg2 Rh4 37.Kg3+–) 36.cb5 ab5 37.Rd8 Kh7 38.Rb8 (38.f5 Rc3 39.Nf7 Rc1 40.Kg2 Rg5 41.Ng5 hg5+–) 38...Rc3 39.Rb5 Rc1 40.Kg2 Rf5 41.Rb4 Ra1 42.a4 h5 43.Nd3 Ra3 (43...Ra3 44.Rd4 Ra5+–). ourang – andil, internet, 2013.

8.de4 fe4 9.Ng5 d5 (9...h6 10.Ne4 Nc6 11.Nf6 Bf6 12.Qd5 Kh8 13.Qd2+=) 10.Qb3 (10.0-0 h6 (10...Bb4?! 11.cd5 Re8 12.Bc4=) 11.Nh3 Bh3 12.gh3 Bb4–/+) 10...Ne8 (10...h6 11.Nh3 Bh3 12.gh3–/+) 11.Nh7 (11.h4 h6 12.cd5+=) 11...Kh7 12.cd5 Qd6 (12...Nd6 13.0-0–/+) 13.a3 Qg6 14.Bf1 (14.Rg1 Bh4 15.g3 Bf6–/+) 14...Bh4 (14...Qf7 15.f4–+) 15.g3 Bf6 16.Bg2 (16.Nd2 Nd6 17.Rc1 c6 18.dc6 Nc6–+) 16...Nd6 17.Nc3 (17.Qc2 Bb2 18.Qb2 Nd7–+) 17...Nd7 18.Qc2 Nb6 19.0-0 (19.Rd1 Bg4 20.Rd2 Rae8–+) 19...Nbc4 (19...Bc3 20.Bc3 Nd5 21.Rad1 Nc3 22.Qc3–+) 20.Ra2 (20.Be4 Ne4 21.Ne4 Bb2 (21...Nb2?! 22.Nf6 Rf6 23.Qb2=+) 22.Qc4 Ba1 23.Ra1 a5–+) 20...Nb2 21.Rb2 Bf5 22.Rc1 Rad8 23.Rbb1 Rd7 24.Ne2 Be5 25.Qc6?? (better is 25.Nf4 Qf6 26.Ne6–+) 25…bc6 (26.Rc6 Qf7–+) 0–1. Waibel,Ulrich – Bullerkotte,Frank, compuserve, 1996.

6.d4 0-0

7.b5 e4=+ 8.Nfd2 a6 9.a4 ab5 10.ab5 Ra1 11.Ba1 Nbd7 (11...c6 12.d5=) 12.Nc3 Qe8 13.Be2 Qg6 14.0-0 Qh6 15.g3 (15.Bb2 Qh4=) 15...Qg6 16.Kg2 h5 (16...c5 17.dc5 Nc5 18.Nb3=) 17.h4 (17.f3 h4=) 17...Ng4 (17...c6 18.d5 c5 19.Ncb1=) 18.Qb3 (18.Nd5 Bd8+=) 18...Kh7 (18...Bh4 19.c5 Kh7 20.Rh1=) 19.c5 (better 19.Nd5!? Bd8 20.Nf4+=) 19...dc5=+ 20.Nd5 Bd6 21.dc5 (21.Nc4!?=+) 21...Nc5-/+ 22.Qc3 b6 (22...Rd8 23.Nf4 Bf4 24.ef4-/+) 23.Nc4 Be6 24.Nf4 Bf4 25.ef4 Rf7 (25...Rd8 26.Bg4 hg4 27.Ne5-/+) 26.Bg4 Qg4?? (better 26...Bc4 27.Qc4 fg4-/+) 27.Ne5+- Qg6 (27...Qe2 28.Re1 Qe1 29.Qe1+-) 28.Ng6 Kg6 29.Rd1 1-0. ClayPigeons (2050) - GunsNRoses (2145), Rated Bullet game, lichess.org, 2020.

7.Nc3 e4 8.Nd2 c6 9.d5 Nbd7 10.Be2 Ne5 11.0-0 Qb6 12.Qb3 a5 13.a3 ab4 14.ab4 Ra1 15.Ba1 Bd7 16.Rc1 h6 17.Na4 Qc7 18.dc6 b6 19.cd7 Nfd7 20.c5 Kh8 21.Bb2 dc5 22.bc5 bc5 23.Nc4 Nc4 24.Bc4 f4 25.Be6 Nf6 26.Nc3 fe3 27.fe3 Qd6 28.Rd1 Qc7 29.h3 Ra8 30.Nd5 Nd5 31.Qd5 Rd8 32.Qh5 Rd1 33.Qd1 Qc6 34.Qd7 Qd7 35.Bd7 Kg8 36.Bc6 Kf7 37.Be4 Ke6 38.Kf2 g5 39.Ke2 h5 40.g3 h4 41.gh4 gh4 42.Kf3 Kd6 43.Kg4 c4 44.Bd4 Bd8 45.Kf3 Be7 46.Ke2 Bd8 47.Kd2 Ba5 48.Bc3 Bb6 49.Bd4 Ba5 50.Kc2 Bb4 51.Bc3 Bc5 52.Bd2 Ke5 53.Bc6 Kf5 54.Kc3 Ke5 55.Kc4 Bd6 56.e4 Ke6 0–1. polynesia46 (1605) – czarny1075 (1635), internet, 2013.

7.Be2 e4 8.Nfd2 c6 9.0-0 d5 10.b5 Be6 11.a4 Qe8 12.Nc3 Qg6 13.Ba3 Ba3 14.Ra3 f4 15.ef4 (better 15.Kh1!?=) 15...Bh3-/+ 16.g3 Bf1 17.Nf1 Nbd7 18.Ne3 Rae8 (18...Nb6!?=+) 19.cd5= cd5 20.Ncd5 Nd5 21.Nd5 Rf5? (21...Qd6 22.Rc3 Kh8= (22...Qd5?? 23.Bc4 Nb6 24.Bd5 Nd5 25.Qb3+-)) 22.Ne3+- Rf4?? (better 22...Qd6 23.Qb3 Rf7+-) 23.Bh5 Qg5 (23...Qe6 24.Be8 Rf8 25.Bd7 Qd7 26.Rc3+-) 24.Be8 Nf6 25.Qb3 (25.Qb3 Kh8 26.Qe6+-) 1-0. jhonores (2255) - Tatiana_Kostak (2145), Rated Blitz game, lichess.org, 2020.

7.Qb3 e4

8.Nfd2 Be6 9.Nc3 Qd7 10.d5 Bf7 11.a4 c6 12.b5 cd5 13.cd5 b6 14.Be2 Qb7 15.f3 Nd5–/+ 16.Nd5 Bd5 17.Bc4 Bc4 18.Nc4 d5 19.Ne5 ef3 20.gf3= Bf6 21.Rd1 Rd8 22.e4. Kilpatrick,Robert – Lane,L, corr SCCA m31, 1980.

8.Nfd2 Kh8 9.Be2 c6 10.Nc3 a5 11.b5 c5 12.a4 b6 13.0-0 Bb7 (13...cd4 14.ed4 Nbd7 15.Rfe1=) 14.Rfd1 (14.d5 Nbd7+=) 14...Qe8 15.Nf1 (15.dc5 dc5 16.Nd5 Nd5 17.cd5 Qf7+/-) 15...Nbd7= 16.Rac1 Rd8 17.Ng3 g6 (17...Qg6 18.d5=) 18.Nd5 Bd5 19.cd5 h6 20.Rc2 Kh7 21.h4 (21.Bc4 cd4 22.Bd4 Nc5+/-) 21...Rc8+= 22.h5 (better 22.Rdc1+=) 22...g5 (better 22...Nh5 23.Nh5 gh5 24.dc5 Nc5=) 23.Nf5+- Nh5?? (better 23...Qf7+-) 24.Ne7 Qe7 25.Bh5 Nf6 26.Be2 g4 (26...Qf7 27.dc5 Nd7 28.Bg4 Nc5 29.Qc4+-) 27.dc5 dc5 (27...Rc5 28.Rc5 bc5 29.Qc2+-) 28.d6 Qd7 29.Bc4 (better 29.Bf6!? Rf6 30.Qd5 Kg7+-) 29...Rce8 30.Bd5 Nd5 31.Rd5 Re6 (31...g3 32.fg3 Qg4 33.Be5+-) 32.Rcd2 g3 33.f3! ef3 34.Qd3 Kg8 35.gf3 Rf3 36.Qc3 (better 36.Re5 Rff6 37.Qd5+-) 36...Qh7 (36...Ref6 37.Qf6 Rf6 38.Bf6 Kf7+-) 37.d7 Qb1 38.Kg2 (38.Rd1 Rff6 39.d8Q Kh7 40.Qc7 Kg6 41.Qg3 Kf7 42.Rd7 Kf8 43.Qg7 Ke8 44.Rd8) 38…Qf1. jhonores (2195) - salamonp (2170), Rated Blitz game, lichess.org, 2020.

7.de5 de5

8.Qb3 e4 9.c5 Nd5 10.Bc4 c6 11.Nd4 Kh8 (11...f4 12.ef4 Rf4 13.Nc3+/–) 12.Nc3 Nc7 (12...Nc3!? 13.Bc3 b5=) 13.Rd1+/– Qe8 14.0-0 Nd7 (14...b6 15.Qc2+/–) 15.f3 ef3 16.Nf3 (16.Rf3 Ne5 17.Rf4 Bg5=+) 16...a5 (16...Bg5 17.Ne4 Be3 18.Qe3 Qe4 19.Qg5+=) 17.a3 ab4 18.ab4 Bf6 19.Rde1 (19.Rd3 b6 20.Nd4 A) 20...bc5?! 21.Nc6 cb4 22.Qb4+= (22.Nb4? Nc5 23.Qc2 Rb8–+); B) 20...Ne5–/+) 19...b5= 20.Bd3 (20.cb6 Nb6 21.e4 Nc4 22.Qc4 Ba6–+) 20...Ne5 21.Ne5 Be5 22.e4 Qd8 23.Qc2 Na6 24.Rd1?? Nb4–+ 25.Qe2 Nd3 26.Rd3 Qe7 27.Qf2 b4 28.Nd5 cd5 29.Be5 Qe5 30.ed5 Ba6 31.Re1 Qe1! 32.Qe1 Bd3 33.Qb4 Ra1 34.Kf2–/+ f4 (35.Kf3 h5–+) 0–1. Gnuechtel,S (2030) – Gmuer,A (2365), corr CiF Cup (3.Runde), 1997.

8.c5 e4 9.Bc4 Kh8 10.Qd8 Rd8 11.Ne5 Re8 12.Nf7 Kg8 13.Nd6 Kf8 14.Ne8 Ke8 15.Nc3 Nc6 16.a3 Bd7 17.0-0-0 a5 18.Nb5 Bd8 19.Rd2 ab4 20.Rhd1 Ne5 21.Be5 ba3 22.Bf6 gf6 23.Rd7 a2 24.Ba2 Ra2 25.Rd8 Ke7 26.R1d7 Ke6 27.Nc7 Ke5 28.Rd5 1–0. ventil – conselheiro5, internet, 2014.

8.Qd8 Rd8 9.a3 Nc6 10.Ne5 Nb4 11.ab4 Bb4 12.Bc3 Bd6 13.Nd2 Be6 14.Be2 f4 15.ef4 Bc5 16.0-0 a5 17.Nb3 Bb4 18.Bb4 ab4 19.Ra8 Ra8 20.Nd4 Bc8 21.c5 Ne4 22.Bc4 Kf8 23.Re1 Nd2 24.Bd5 b3 25.Nb3 Nb3 26.Bb3 Bf5 27.g4 Bc8 28.Kg2 b6 29.c6 Ra3 30.Bc4 h5 31.Ng6 1–0. lendzior (1670) – levdau (1845), internet, 2013.

8.Qd8 Rd8 9.c5 e4 10.Bc4 Kf8 +=.

8.Qd8 Rd8 9.Be5 Bb4 10.Nbd2 Ne4 11.Rd1 Nc6 12.Bc7 Rd7 13.Bg3 Na5 14.Nd4 Nc6 15.N4b3 a5 16.a4 b6 17.f3 Nd2 18.Nd2 Ba6 19.Ke2 Rad8 20.Be1 Bc4 21.Nc4 Rd1 22.Bb4 Nb4 23.f4 Rc1 24.Ne5 Rdd1 25.Kf2 Nd3 26.Nd3 Rd3 27.Bd3 Rh1 28.Bf5 Ra1 29.Bd7 Kf8 30.e4 Ke7 31.Bc6 Kd6 32.Bb5 Kc5 33.Ke3 Ra3 34.Kf2 Kd4 35.e5 Ke4 36.g3 Ra2 37.Kg1 Kf3 38.e6 Ra1 39.Bf1 Re1 40.f5 Kg4 41.Kf2 Re5 42.Bd3 Rd5 43.Bc2 Re5 44.Bd1 Kg5 45.g4 Kf6 46.Bf3 Rc5 47.h4 Rc4 48.Bd1 Ke7 49.Kg3 Rb4 0–1. lendzior (1690) – levdau (1825), internet, 2013.

8.Qd8 Bd8 9.Ne5 Na6 10.a3 +/–.

6.d4 ed4

7.Nfd2 d5 8.b5 (8.Bd4 Nc6 9.Nc3 (9.c5 Nb4 10.a3 Nc6 11.Bb5 Bd7 12.Nf3 Nd4 13.Bd7–/+; 9.a3 a5=+ 10.Qa4 Be6 11.Qb5 Bd7 12.Qb7 ab4 13.Nb3–+) 9...Nd4 10.ed4 dc4 11.Nc4 0-0 12.a3 Ne4 13.Ne4=+) 8...c6 (8...de3 9.fe3 Be6 10.Nc3–/+ Qd7 11.Qf3 0-0 12.cd5 Nd5 13.Nd5–/+) 9.a4? (9.Bd4 0-0= 10.Bd3 Be6 11.Qc2 dc4 12.Bc4 Nd5 13.a4=+) 9...0-0 10.Qb3? Be6 11.Nc3?? Nbd7 12.Be2?? Qe8 13.Ba3?? Ba3 14.Qa3 Qg6 15.g3?? Qf7 16.c5?? g5 17.0-0-0?? f4 18.h4?? f3 19.Bf1 Ng4 20.Nce4 de4 21.Ne4 Qg6 22.Bd3?! Bf5 23.h5 Qg7 24.Nd6 Bd3 25.Rd3 Ndf6 26.e4 cb5 27.Qa2 Kh8 28.Rf3 ba4 29.e5 Qg8 30.e6 h6 31.Re1 Ne8?? 32.Nf7+= Kg7 33.Qb1 Qh7 34.Qb7 (34.Qb7 Nc7 35.Qc7+–) 1–0. Zile,Robert – Braczko,Marian, corr ICCF W–ch M42, 1972.

7.Nfd2 de3 8.fe3 0-0 9.Bd3 (9.Be2–+ Ng4 10.Qb3 Bh4 11.g3 Bf6 12.c5 Kh8 13.cd6–+; 9.a3 Ng4 10.Qf3 Bh4 11.g3 Bg5 12.Bd3 Ne3 13.Nf1–+) 9...Nc6 10.b5 Ne5 11.Qe2 Be6 12.Bc2 Qe8 13.0-0 –/+.

7.Nd4 0-0 8.Bd3 Ne4 (8...Nc6+=) 9.Qf3 (9.Nd2 c5 10.Ne4 fe4 11.Be4 cd4=) 9...Nc6 (9...d5 10.0-0 Nc6 11.cd5 Nb4 12.Be4 fe4 13.Qe4+=) 10.Nc6 (10.Be4 Nd4 11.Bd5 Ne6 12.Bb7 Bb7 13.Qb7 Qd7=) 10...bc6 11.Be4 (11.Nc3 d5 12.cd5 cd5–/+) 11...fe4–/+ 12.Qe4 d5 13.cd5 Bf5 14.Qd4 Bf6 15.Qd2 Bb2 (15...a5 16.ba5 Ra5 17.Bf6 (17.Qa5? Bb2 18.0-0 Ba1 19.dc6 Qf6–+) 17...Qf6 18.Qa5 Qa1 19.0-0+=) 16.Qb2 Qd5 17.0-0 Be4? (better is 17...Rfb8!?+=) 18.Nc3+/– Qe6 (18...Qe5 19.f4 Qe6 20.Ne4 Qe4 21.Qb3 Kh8 22.Rfd1+–) 19.Ne4+– Qe4 20.Rad1 Rab8 (20...Qe6 21.Qa3+–) 21.Rd7 Rf7 22.Qb3 Qf5 23.Rc7 Rbf8? (23...Qd5 24.Rf7 Qb3 25.Rg7 Kg7 26.ab3 Rb4+–) 24.Ra7 Kh8 25.e4! Qb5 (25...Qe4 26.Rf7 Deflection) 26.Qf7 Rf7 27.Ra8 1–0. pierred – anony, internet, 2014.

7.ed4 0-0

8.Nc3 c6 9.Bd3+= Qe8 10.0-0+/– Be6 11.Re1+– Qd7? 12.Qe2 Ne4 13.Be4 (13.Be4 fe4 14.Qe4 Rf3 15.gf3+– (15.Qf3?! Bc4 16.d5 Bf6+–; 15.Qe6?! Rf7+–); 13.Ne4?! fe4 14.Be4 Bf6+–) 1–0. wiking – Nivaldolobatojunior, internet, 2009.

8.Bd3 b6 9.Qc2 Nh5 10.g4 fg4 11.Bh7 Kh8 12.Nfd2 Bh4 13.Ne4 Nf4 14.d5? Ng2 15.Kd1–/+ Rf2! 16.Bg7? Kg7 17.Qc3 Kh7 18.Nf2 Bf5 19.h3 g3 20.Ng4 Nf4 21.Qf3 Qg5 22.Ne3 Nh3 23.Qf5 Qf5 24.Nf5 g2 25.Rg1=+ Bf6 26.Rg2= Nf4 27.Rg4 Nd5 28.cd5 Ba1= 29.Rc4 Na6 30.Nd2 Re8 31.Nb3 Re5–/+ 32.b5 Rd5–+ 33.Kc2 Rb5 34.Na1 Rf5 (34...Rf5 35.Ra4 Ra5 36.Ra5 ba5–+) 0–1. Maly – Bock, 8.DDR–corr–mm/Pokal (Vorrunde), 1988.

8.Bd3 d5 9.c5 Ne4 10.0-0 f4 (10...b6 11.Ne5=) 11.Nbd2 Bf5 12.Qc2 (better 12.Be4 de4 13.Qb3 Kh8 14.Ne5+/-) 12...c6? (better 12...Nd2!? 13.Qd2 Bd3 14.Qd3 a6+=) 13.Ne4+- (13.Be4?! de4 14.Ne4 Qd5+=) 13...de4 14.Be4 Be4 15.Qe4 Bf6 16.Rad1 (16.Qf4 Na6 17.a3 Nc7+-) 16...Na6 17.a3 Nc7 18.Qf4 Nd5 19.Qg4 Qe8 20.Ne5 Be5 (20...a5 21.Rfe1+-) 21.de5 Rf4 22.Qg3 Qe6?? (22...Re4+-) 23.Rd5! Rg4 (23...cd5 24.Qf4 Remove defender; 23...Qd5 24.Qf4 Remove defender) 24.Qd3 (better 24.Rd6 Rg3 25.Re6+- (25.hg3?! Qb3 26.Rd2 Re8+/-; 25.fg3?! Qb3 26.Bc1 Re8+/-)) 24...cd5 25.g3 Re8 26.f4 h5?? (better 26...Qc6+/-) 27.h3+- Qg6 (27...Rg3 28.Qg3 Rf8+-) 28.Rf3 (better 28.Qd5 Kh8 29.hg4 Qg4 30.Qb7 Qg3 31.Qg2 Qe3 32.Kh1+-) 28...Qd3 29.Rd3 Rg6 30.Kf2 (30.Rd5?! Rg3 31.Kh2 Rf3+=) 30...Rd8 31.Kf3 Kf7 (31...Ra6 32.f5+-) 32.b5 (32.f5 Rc6 33.e6 Kf8+-) 32...Rh6 (better 32...Ke6+-) 33.f5 g6 (33...Rh7 34.e6 Ke7+-) 34.e6 Ke7 (34...Kf8 35.f6 Re8 36.e7 Kf7 37.Rd5+-) 35.Bc1 Rhh8 (35...gf5 36.Bh6 Ke6+-) 36.Bg5 Ke8 1-0. jhonores (2210) - Augustine7 (2200), Blitz Warm-up Arena August ‘20, lichess.org, 2020.

8.Bd3 Ne4 9.Qc2 Re8 10.0-0 (worse 10.Be4 fe4 11.Nfd2 d5-/+) 10...Bf6 (10...d5 11.Nc3 Nc6 A) 12.Be4 de4 (12...fe4?! 13.cd5 ef3 14.dc6=+; 12...dc4?? 13.Bd5 Kf8 14.a3+-) 13.b5 ef3 14.bc6 Qd4-/+; B) 12.Ne4? de4 13.a3 Bf6-+ (worse 13...ed3 14.Qd3 Bf6 15.Rfe1-+); C) 12.Nd5 Nb4 13.Nb4 Bb4 14.Ne5+/-) 11.Nbd2 (11.Nc3 Nc3 12.Bc3 Qd7+/-) 11...Nd2+= 12.Nd2 g6 (12...Nc6 13.Bf5 Bf5 14.Qf5 Nb4 15.Rae1+=) 13.Nf3 Nc6 14.a3 Bd7 15.Rfe1 Re1 16.Re1 Qf8 17.d5 Bb2? (17...Ne7 18.c5 Bb2 19.Qb2+/-) 18.Qb2 (better 18.dc6!? Bc6 19.Qb2 Bf3 20.gf3+-) 18...Nd8 19.Qd4 Nf7 20.h4 Re8 (20...a5!?+/-) 21.Re8+- Qe8 22.Qa7 Bc8 23.Qe3 (23.Qb8 Qd7+-) 23...Qa4 (23...Qe3 24.fe3 Kg7 25.Kf2+/-) 24.Bf1 Kf8 25.h5! Bd7 (25...gh5 26.Nd4 Combination) 26.hg6 (26.Ng5 Ng5 27.Qg5 Kg7+-) 26...hg6 27.Nh4 (better 27.Nd4+-) 27...Kg7? (better 27...g5 28.Nf3 f4+/-) 28.Qc3+- Kh6 (28...Kg8 29.Ng6 Qa8+-) 29.Qf6 Ne5 30.f4 Qd1 (30...Kh7 31.fe5 Be8+-) 31.fe5 (31.Qh8) 31...Qd4+- 32.Kh1 Be8 33.Nf5 (33.Nf5 Kh5 34.Be2 Qg4 35.Qh4) 1-0. jhonores (2185) - Magic19926 (2145), Rated Blitz game, lichess.org, 2020.

8.Be2 Nc6 9.b5 Na5 10.Bc3 c6 11.Qa4+/– b6 12.bc6 Be6 13.d5 Bf7 14.Nd4 Ne4+/– 15.Nf5 Nc3 16.Ne7+– Qe7 17.Nc3 Rae8 18.0-0 Qh4 19.Bd3 Bg6 20.Bg6 hg6 21.Nb5 Nc4? 22.Nd6! Re5 23.Nc4 Re4 24.Rac1 Re2 25.Nb6! Qa4 26.Na4 Ra2 27.c7 Rc8 28.d6 Ra4 29.d7 Rf8 1–0. Bonetti,Shane – wacky, ICC, 2002.

7.Nd4 c5

8.Nc2 0-0 9.b5 Be6 10.Qf3 Qc7 11.Bd3 Ng4 12.Qg3 Ne5 13.0-0 Bf6–/+ 14.Ne1? Nd3–+ 15.Nd3 Bc4 16.Bf6 Bd3 17.b6 ab6 18.Nc3 Rf6 19.Nd5 Qd8 20.Nf6 Qf6 21.Rfd1 Nc6 22.f3 Re8 23.a4 Re3 24.Ra3 Nd4 25.Qf2 Re2 26.Qg3 Bc2 27.Rda1 Qe6 28.h3 Re3 29.Qg5 Re1 30.Re1 Qe1 31.Kh2 h6 32.Qf4 Ne2 33.Qe3 Kf7 34.a5 f4 35.Ra1 Qg3 (35...Qg3 36.Kh1 fe3 37.Rg1 Nf4 38.ab6 d5 39.Re1 Qg2#) 0–1. Sawamura,Tetsushi – Hurd,Dave, Afroasian–ch7 prel email, 2004.

8.Nc2 cb4 9.Nb4 Nc6 10.Nc6 (10.Nd5 0-0=) 10...bc6 11.Be2 (11.Bd3 Rb8 12.Bd4 Qa5 13.Qd2 Qd2 14.Nd2 c5=) 11...Rb8 12.Qc1 (12.Bd4 Qa5 13.Qd2 Qd2 14.Nd2 c5=) 12...Qb6 (12...0-0 13.0-0=+) 13.Bc3 (13.Bd4 c5 14.Bc3 0-0=) 13...0-0=+ 14.0-0 Ne4 15.Bf3 (15.Bd4 c5 16.Bc3 Bb7=+) 15...Nc3–/+ 16.Nc3 Be6 17.Ne2 (17.Rb1 Qa6–/+) 17...Bf6–/+ 18.Nd4 Bd4 19.ed4 Qd4 20.Qa3 (20.Bc6 Qc4 21.Qe3 f4–/+) 20...Qc4 21.Rfc1 Qd4 22.Rd1 Qc5–+ 23.Qc5 dc5 24.Rd6 Kf7 25.Rc6 Rbc8 26.Ra6–/+ Rc7 27.Rc1 Rb8 28.h4 Rb2 29.a3 c4 30.Re1 Rb6 31.Re6?? Ke6 (32.Rb6 ab6–+; < 31...Re6 32.Bd5 Rce7 33.Bc4+/–) 0–1. Berlacki,Piotr – Oud,Nicolas, Wch Seniors Bad Liebenzell, 1996.

6.d4 Nbd7

7.a3 0-0 8.de5 de5 9.Ne5 Ne5 10.Qd8 Nf3 11.gf3 Rd8 12.Nd2 b6 13.0-0-0 Bb7 14.Be2 Rd7 15.Nb3 Rad8 16.Nd4 g6 17.Rhg1 Kf7 18.Nb5 Rd1 19.Rd1 Rd1 20.Bd1 a5 21.ba5 ba5 22.Nc7 Bc6 23.Nb5 Nd7 24.Nd4 Bb7 25.Bb3 Nc5 26.Bc2 Bf6 27.f4 Ne4 28.Be4 Be4 29.Nb5 Bb2 30.Kb2 Ke6 31.Kc3 Kd7 32.Kd4 Kc6 33.Nc3 Bf3 34.h4 Bg2 35.Na4 Bf3 36.Nc5 Bg2 37.Ne6 Bf3 38.Nf8 Bd1 39.Nh7 Be2 40.Nf8 Bh5 41.f3 Kd6 42.e4 Ke7 43.Nh7 Ke6 44.Ng5 Kf6 45.e5 Ke7 46.Kd5 a4 47.Kc6 Kd8 48.Kb7 Kd7 49.c5 Ke7 50.c6 Bf3 51.Nf3 Ke6 52.c7 g5 53.hg5 Ke7 54.Nh4 Kf7 55.Nf5 Ke6 56.Ne3 Ke7 57.g6 Kf8 58.f5 Ke7 59.Nc4 Kd7 60.g7 Ke7 61.e6 Kf6 62.g8B Ke7 63.Bh7 Kf6 64.Nd6 Ke7 65.c8N Kf6 66.Ne4 Kg7 67.Bg6 Kf8 68.f6 Kg8 69.Ng5 Kf8 70.e7 Kg8 71.e8R 1–0. barborski – luminada, internet, 2013.

7.a3 a5 8.b5 ed4 9.ed4 0-0 10.Bd3 Ne4 11.0-0 Ndf6 12.Nbd2 Be6 13.Re1 Nd2 (13...d5!?+=) 14.Nd2 Qd7?? (better 14...Bc8+/-) 15.Qe2+- Ne4 16.Ne4 fe4 17.Be4 (17.Qe4 Bf5 18.Qd5 Kh8 19.Bf5 Rf5 20.Re7 Qe7 21.Qf5 Qe2+-) 17...c6 (17...Bh4 18.g3 Bg5 19.f4+-) 18.bc6 (18.Bc6!? bc6 19.Qe6 Qe6 20.Re6 cb5 21.Re7 bc4+-) 18...bc6 19.Bc6! Qc6 20.Qe6 Rf7 21.Re3 Bg5 22.Rg3 (better 22.Re4+-) 22...Re8+/- 23.Qg4 Qb7 (23...Qc4 24.Qg5 Qc2 25.f4 Qb2 26.Rd1+=) 24.Bc3+- (24.Qg5?? Qb2 25.Qc1 Qf2 26.Kh1 Rfe7-+ (26...Qd4?! 27.Qc3 Qc5 28.Qd3=+)) 24...Bf6 25.Qd1 (25.Re3!? Re3 26.fe3 d5+-) 25...Qc7 26.Qd3 (26.Rd3+/-) 26...a4? (26...Bh4 27.Rh3 Bf2 28.Kh1+/-) 27.d5 (27.Rh3 h6 28.Rb1 Rfe7+-) 27...Rc8 (27...Bc3!? 28.Qc3 Re2+/-) 28.Bf6+- Rf6 29.Rc1 (29.Rg4 Qf7 30.Rh4 h6+-) 29...Qf7 (29...Rf4 30.Rh3 g6 31.Qe3 Rc4 32.Qe6 Kh8 33.Re1+/-) 30.f3 Rf4 31.Rg4 Rg4 32.fg4 Qd7 (32...Qf4!? 33.Rf1 Qc4+/-) 33.h3 Rb8 34.Rb1 Rf8 35.Qe3 Re8 36.Qd4 Rf8 37.Rb4 Ra8 38.c5 dc5 39.Qc5 Qa7 (39...Rd8 40.Rd4+-) 40.Qa7 Ra7 41.Kf2 Kf7 42.Ke3 Kf6 43.Kd4 Ra5 44.h4 h6 45.Rb6 Kf7 46.Ke5 Rc5 (46...Ra7 47.Kd6+-) 47.Rb7 Kg6 48.Ke6 (48.h5!? Kh7 49.Ra7 Rc3 50.Ra4 Re3 51.Kf5 Rd3+-) 48...Rc3 49.d6 Re3 50.Kd7 Ra3 51.Ke8 (51.Kc8 Rc3 52.Rc7 Rd3+-) 51...Re3 (51...Rb3 52.d7 Re3 53.Kf8+-) 52.Kf8 (better 52.Re7 Rd3 53.Re6 Kh7 54.d7+-) 52...a3 53.Rg7 Kf6 54.Rf7 Kg6 55.Ra7 Rd3 56.d7 a2 (56...Rd5+-) 57.Ra6 Kh7 58.g5 (58.g5 hg5 59.hg5 Rd6 60.Rd6 a1Q 61.Rh6) 1-0. Diadoco (2265) - bobby fissure (2175), ChessWorld.net, 2017.

7.a4 0-0 8.Nc3 (8.de5 Ne5 9.Ne5 de5 10.Qd8 Rd8=) 8...b6 (8...a5 9.b5= e4 10.Ng5 Nb6=) 9.Be2 (9.Ng5 Nb8 10.de5 de5+/–) 9...Bb7 (9...a5 10.b5+= Qe8+=) 10.0-0 (10.Ng5 Qc8=) 10...a5 11.b5 Ne4 (11...Qe8!?=) 12.de5+/– de5 13.Ne5! Ne5 14.Ne4 Nc4?? (better is 14...Ng6 15.Nc3 f4+/–) 15.Bc4+– Kh8 16.Nc3 Qe8 17.Nd5 Qg6 18.Nf4 Qg5 19.g3 Qh6 20.Ne6 Qh3 21.Bg7 Kg8 22.Ng5 Kg7 23.Nh3 (23.Nh3 Rad8 24.Qh5+–) 1–0. pierre – Kulgan, internet, 2008.

7.a4 b6 8.Ng5 Bb7? 9.Ne6+– Qc8 10.Ng7 Kf7 11.Nf5 e4 12.Nd2 d5 13.Ne7 Ke7 14.cd5 Bd5 15.Rc1 c5 16.dc5 bc5 17.bc5 Rd8 18.c6! Nb6 19.a5 Bc6 20.Bb5! Rd6 21.Ba3 Bb5 22.Bd6 Kd6 23.Ne4 Ke5 24.Qd4 Ke6 25.Qf6 Kd5 26.Qd6 Ke4 27.f3 Ke3 28.Qd2 1–0. Fritz 10 – nn, internet, 2007.

7.a4 Ng4 8.h3 Nh6 9.de5 de5 10.c5 Bf6 =.

7.de5 de5 8.a3 e4 9.Nd4 Nb6 10.c5 Nbd5 11.Bc4 c6 12.Qb3 0-0 13.Nc3 Kh8 14.Rd1 Nc3 15.Bc3 Qc7 16.Be6 a5 17.0-0 ab4 18.ab4 Nd5 19.Bd5 cd5 20.Qd5 Ra3 21.Bb2 Ra4 22.Qb3 Ra8 23.Ne6 Be6 24.Qe6 f4 25.Rd7 1–0. barborski – kiba69 (1650), internet, 2013.

7.Ng5 0-0?? 8.Ne6+– Qe8 9.Nc7 (9.Nf8?! Nf8 10.Be2 ed4 11.Bd4 a5+–) 9...Qg6 (9...Qd8 10.Na8 b5 11.de5 de5 12.Qf3 Bb4 13.Bc3 Bc3 14.Nc3+–) 10.Na8 Ne4 11.a3 Nf2 (11...f4 12.de5 Ne5 13.Be5 fe3 14.fe3 de5 15.Rg1+–) 12.Kf2 Bh4 (12...f4 13.ef4 Rf4 14.Ke1 Bh4 15.Kd2+–) 13.g3 f4 14.gh4 fe3 15.Ke3 e4 (15...Nf6 16.de5 de5 17.Qd3+–) 16.Kd2 Rf2 17.Kc3 e3 18.h5 Qe4 19.Bd3 Qg2 20.Bc1 e2 21.Qg1 Qf3 22.Nd2 Qf6 23.Ne4 Rf1 24.Nf6 (24…Nf6 25.Qf1 ef1Q 26.Rf1 Nh5 27.Bg5+–) 1–0. Bonetti,Shane – ChessKnave, ICC, 2002.

7.Ng5 Nb6 +=.

7.a3 e4

8.Nfd2 0-0 9.Nc3 a5 10.b5 c6 11.Qb3 Kh8 12.Be2 d5 13.0-0 dc4 14.Bc4 Nb6 15.Be2 a4 16.Qc2 Be6 17.f3 ef3 18.Bf3 Qc7 19.Rac1 Rfc8 20.bc6 bc6 21.Nb5 Qd7 22.Nc3 Nfd5 23.Rfe1 Nc3 24.Qc3 Nd5 25.e4 Nc3 0–1. barborski – malbork12345 (1740), internet, 2013.

8.Nfd2 0-0 9.Nc3 b6 10.Be2 c6 11.0-0 Bb7 12.f3 d5 13.Qb3 ef3 14.Bf3 Ne4 15.Be4 fe4 16.cd5 cd5 17.Nce4 Rf1 18.Rf1 Nf6 19.Nf6 Bf6 20.e4 Kh8 21.e5 Bg5 22.Nf3 Bh6 23.Bc1 Bc1 24.Rc1 h6 25.Qc3 Qd7 26.Qc7 Qc7 27.Rc7 Ba6 28.Nh4 Bc4 29.h3 a5 30.Nf5 ab4 31.ab4 Rg8 32.Rb7 b5 33.Rd7 g6 34.Nh6 Rf8 35.Nf7 Kg8 36.e6 g5 37.Ng5 Rf4 38.e7 Rf1 39.Kh2 Re1 40.Rd8 1–0. barborski – budvarkakyjov, internet, 2013.

6.d4 e4

7.Nfd2 a5 8.b5 0-0 9.a4 Be6 10.d5 Bf7 11.Qc2 Nbd7 12.Nb3 Ng4 13.h3 Nge5 14.Nd4 (better 14.Be2!?=) 14...Nc5-/+ 15.Nf5 Bf6 (15...Ned3 16.Bd3 Nd3 17.Kd2-/+) 16.Nd4 (16.Be5!? Be5 17.Nd4=+) 16...Ncd3 17.Bd3 (17.Kd2 Nf2 18.Rg1 Bg5-/+) 17...Nd3-+ (worse 17...ed3 18.Qc3+=) 18.Ke2 (better 18.Kf1 Bd4 19.Bd4-/+) 18...Qd7 (better 18...Bh5 19.f3 Bd4 20.Bd4 Qg5-+) 19.f4 ef3 20.Kd3 Bg6 21.e4 Rae8?? (better 21...Be4 22.Ke4 Qe8 23.Kd3 Qg6 24.Kd2 Qg2 25.Kd3 Qh1-/+) 22.gf3 (22.Ne6 Re6 23.de6 (23.gf3 Bb2 24.Qb2 Rf3 25.Ke2 Re4 26.Kf3 Qf5 27.Kg2 Qg5 28.Kh2 Qf4 29.Kg2 Re6 30.Ra3 Be4 31.Rf3 Qf3 32.Kh2 Qf4 33.Kg1 Rg6 34.Qg2 Rg2) 23...Be4 24.Ke3 Bg5 25.Kd4 Qe6 26.Qe4-+) 22...Bd4=+ 23.Bd4?? (23.Kd4 Rf3 24.Re1 c5 25.bc6 bc6 26.c5 Be4 27.Qe4 Re4 28.Re4 dc5 29.Kc5 Qd5 30.Kb6 Qe4 31.Nd2 Qb4 32.Kc6 Qd2 33.Ra3-+) 23...Rf3-+ 24.Ke2 Rh3 (24...Be4 25.Qa2 Qf5-+) 25.Rh3-/+ Qh3 (better 25...Qg4 26.Kf2 Be4-+) 26.Nd2?? (26.Nc3 Qg4 27.Kd2 Qg2 28.Kc1 Qf1 29.Kb2 Qc4+/-) 26...Qg2?? (better 26...Bh5 27.Ke1 Qh4 28.Kf1 Qh2 29.Bg7 Kg7 30.Qc3 Kg6-+) 27.Kd1= Qh1 28.Ke2 Bh5?? (better 28...Qg2 29.Kd1 Qh1 30.Ke2 Qg2=) 29.Kd3+- Qh3 30.Be3 Qg4 31.Kc3 (31.Rf1 Qe2 32.Kd4 Qh2+-) 31...Bg6 32.Re1 (32.Bd4 Be4 33.Ne4 Re4+-) 32...Be4 33.Ne4 Re4 34.Kb3 Qf3 35.Qe2 Qh3 36.Qd3 Re5 37.Kc3 h5 38.Bd2 Qd3 (better 38...Qg4+-) 39.Kd3 Re1 (39...Rf5 40.Ba5 b6 41.Bd2+-) 40.Be1 b6 (40...Kf7 41.Ba5 b6 42.Bb6 cb6 43.a5+-) 41.Ke4 Kf7 42.Kf5 1-0. zembelek (2070) - Zorbak (2290), Rated Blitz game, lichess.org, 2014.

7.Nfd2 a6 8.Be2 0-0 9.0-0 c6 10.Nc3 d5 11.c5 Kh8 12.Nb3 Be6 13.a4 Nbd7 14.Qe1 g5 15.a5 Qe8 16.Bd1 Qg6 17.Bc2 f4 18.ef4 gf4 19.Qd2?? Rg8?? 20.g3 Nh5 21.Rab1?? Bh3 22.Kh1 Qg4 23.Bd1 f3 24.Re1? Bg5 25.Qc2 Bg2 26.Kg1 Qh3 27.Nd5 Raf8 28.Ne3–/+ Be3 29.Re3?? Ng3 30.d5+– Nf6 31.fg3 Rg3 32.dc6 Bf1?? 33.hg3+– Qg3 34.Kf1 Qh3 35.Ke1 Qg3 36.Qf2 Qg6 37.cb7 Kg8 38.Bf6 (38.Bf6 Qf6 39.Qg3 Kh8 40.b8Q Rb8 41.Qb8 Kg7 42.Qg3 Qg6 43.Qg6 Kg6 44.c6+–) 1–0. Machete99 (1920) – DrDubious (1845), ICC, 2002.

7.Nfd2 Nc6 =.

7.Nfd2 Bd7 8.Nc3 0-0 9.b5 c6 10.a4 cb5 11.ab5 Be8 12.Be2 d5 13.c5 Bf7 14.0-0 Qe8 15.Qb3 Bc5 16.Na4 Bd6 17.Nb6! Nbd7 18.Na8+– Qa8 19.Ra2 Nb6 20.Rfa1 Bb8 21.Ba3 Re8 22.Bc5 Nfd7 23.Bb6 Nb6 24.Nb1 Re6 25.Nc3 Rh6 26.g3 Be6 27.Na4 Bf7 28.Qb4 Re6 29.Nb6+– Rb6 30.Qc5 Bd6?? 31.Qb6!! (31.Qb6 ab6 32.Ra8 Bf8 33.Rb8+–) 1–0. Buss,Michael – Kinnaman Jr.,John, USCF84CC319, 1984.

7.Nfd2 Nbd7 8.b5 0-0 9.Nc3 b6 10.Be2 Bb7 11.0-0 Qe8 12.a4 Qg6 13.a5 h5 14.a6+/– Bc8 15.Qb3 Kh8 16.Kh1 Ng4 17.Nd5+– Bd8 18.f3 Ngf6 19.Nf6 Nf6 20.fe4 fe4 21.Ne4–/+ Bf5?? 22.Ng3+– Ng4?? 23.e4! Bg5 24.ef5 Qf7 25.Nh5! (25.Nh5 Qh5 26.Qg3+–) 1–0. Schirmer,Michael – Hof,H, corr, 1991.

7.Nfd2 Rf8 8.Nc3 c6 9.Be2 Kf7 10.0-0 Kg8 11.f3 d5 12.fe4 fe4 13.Qb3 White prepares the advance b5 13...Kh8 14.b5 a6 15.bc6 bc6 16.Ba3 Ba3 17.Qa3 Nbd7 18.Rab1 Qc7? (better is 18...Ra7+=) 19.cd5+– cd5 20.Nd5 (20.Nd5 Qd8 21.Nf6 Nf6 22.Ne4+–) 1–0. pierred (2780) – mrichardson (2510), net–chess.com, 2016.

7.Nfd2 0-0

8.Qb3 c5 9.b5 Be6 (9...cd4 10.Bd4 Nbd7 11.Be2=) 10.Be2 (10.d5 Bc8=) 10...Nbd7 (10...cd4 11.Bd4 Nbd7 12.0-0=) 11.d5 Bf7 12.0-0 Qe8 13.Nc3 (13.a4 Bh5 14.Nc3 Ne5+=) 13...Bh5+= 14.Rae1 (14.a4 Ne5+=) 14...Be2 15.Re2 (15.Ne2 a6+=) 15...Qh5 16.f3 Ne5 17.Nd1 ef3 18.gf3 (18.Nf3 Nf3 19.gf3 a6=) 18...Rae8 19.Rg2 Kh8 20.a4 g5 (better 20...Ng6!?=) 21.f4+/- gf4 22.ef4 (worse 22.Rf4 Rg8 23.Rff2 Nfg4-/+) 22...Neg4 23.h3 Nh6 24.Rg5 Rg8 25.Qg3 Nf7 (25...Qe2 26.Qc3 Rg6+-) 26.h4?? (better 26.Rh5 Rg3 27.Kf2+-) 26...Ng5-/+ 27.fg5 h6 28.Nf3 hg5 (28...Kh7 29.Ne3 Ne4 30.Qf4-+) 29.hg5 (29.Ng5 Bd8 30.Nc3 Re5-+) 29...Kh7 30.Rf2 (better 30.Qf4!? Qg4 31.Qg4 Ng4 32.Re1-+) 30...Ng4 31.Rg2 (31.Re2 Bg5 32.Re8 Qe8-+ (worse 32...Re8 33.Qd6 Ne5 34.Be5 Qf3 35.Nf2-+)) 31...Bg5 32.Ng5?? (32.b6 ab6 33.Qd6-+) 32...Rg5 33.Bc1 (33.Nc3 Ne5 34.Ne2 Nf3 35.Kf2 Nd2-+) 33...Rg6 (better 33...Nf2! 34.Ne3 Rg3 35.Rg3-+) 34.Bf4 (34.Ne3 Ne3 35.Qg6 Qg6 36.Rg6 Kg6 37.Be3 Re3 38.a5-+) 34...Nf6 (better 34...Ne5 35.Ne3 Rg3 36.Rg3 Nd3 37.Bd6 f4 38.Bf4 Nf4-+) 35.Qg6 Qg6 36.Rg6 Kg6 37.Kf1 (37.Nf2 Re1 38.Kg2 Ne8-+) 37...Ne4 (better 37...Re4!? 38.Bd6 Rc4 39.Ne3 Ra4 40.Bc5-+) 38.Nf2 Nf2 39.Kf2 Rd8 (39...Re4!? 40.Bd6 Rc4 41.a5-+) 40.Kf3 Rd7 41.a5 a6 42.b6 Kf6 (42...Re7 43.Bd6 Re4 44.Bc5 Rc4 45.Be3-+) 43.Ke3 (43.Ke2 Re7 44.Kd3 Re5-+) 43...Re7 44.Kd3 Rd7 45.Bg3?? (45.Ke3 Rd8 46.Kd3-+) 45...Kg5-+ 46.Ke3 (46.Bf2 Re7 47.Bg3 f4 48.Bf4 Kf4-+) 46...Kg4 47.Bh2 f4! 48.Ke4 (48.Bf4 Re7 Deflection (48...Re7 Decoy)) 48...Re7 49.Kd3 f3 50.Bd6 f2 51.Be7 f1Q 52.Kc3 Qf2 (52...Qe1 53.Kd3 Qe7 54.Kd2 Qg5 55.Kc2-+) 53.Kb3 (53.d6 Qd4 54.Kb3 Qd3 55.Kb2 Qd2 56.Kb1 Qb4 57.Kc2 Qc4 58.Kd2 Qd4 59.Kc2-+) 53...Qe3 54.Ka4 Qe7 55.Kb3 Kf4 56.Kc3 Ke3 57.Kc2 (57.Kb2 Kd3 58.Kb3 Qe1 59.Kb2 Qb4 60.Kc1 Qb3 61.d6 Qc2) 57...Qd6 (57...Qe4 58.Kc3 Qe5 59.Kc2 Qf5 60.Kb2 Kd2 61.Ka1 Qc2 62.d6 Kc1 63.d7 Qa4) 58.Kb3 (58.Kb2 Qh2 59.Kc3 Qd2 60.Kb3 Kd3 61.d6 Qc3 62.Ka2 Kc2 63.d7 Qa5) 58...Ke2 (58...Kd4 59.Kb2 Qg3 60.Kc2 Qc3 61.Kb1 Qb3 62.Ka1 Kc3 63.d6 Qb2) 59.Kc3 Ke3 60.Kc2?? (60.Kb3 Kd4 61.Kc2 Qg3 62.Kb2 Qc3 63.Kb1 Qb3 64.Ka1 Kc3 65.d6 Qb2) 60...Kd4 (60...Qh2 61.Kc3 Qd2 62.Kb3 Kd3 63.d6 Qc3 64.Ka2 Kc2 65.d7 Qa5) 61.Kb3 (61.Kd2 Qh2 62.Kd1 Kd3 63.d6 Qd2) 61...Kd3 62.Ka4 (62.Kb2 Qe5 63.Kb1 Qh2 64.Ka1 Kc3 65.d6 Qb2) 62...Kc4 (62...Kc2 63.Ka3 Qe5 64.d6 Qa1) 63.Ka3 Kd5 (63...Qh2 64.d6 Qc2 65.d7 Qb3) 64.Kb3 Kd4 (64...Qh2 65.Ka3 c4 66.Ka4 Qc2 67.Kb4 Qb3) 65.Ka4 (65.Kb2 Qh2 66.Ka3 c4 67.Ka4 Qc2 68.Kb4 Qb3) 65...Qc6 (65...Qe6 66.Ka3 Kc3 67.Ka4 Qb3) 66.Kb3 c4 67.Kb4 (67.Kc2 Qg2 68.Kb1 Kc3 69.Kc1 Qc2) 67...Qb5 68.Ka3 Qb3 0-1. upep (2015) - Maria_K (2130), Rated Blitz game, lichess.org, 2013.

8.Qb3 Kh8 9.Nc3 c6 10.Be2 a5 11.b5 Be6 12.a4 Nbd7 13.Ba3 d5 14.c5 Qe8 15.0-0-0 Ng4 16.Rdf1 f4 17.h3 fe3 18.fe3 Ne3 19.Rf8 Qf8 20.Nce4 Ng2 21.Rg1 Nf4 22.Bf3 de4 23.Qe6 Ne6 0–1. 1polskifan – trus (1780), internet, 2013.

8.Qb3 Kh8 9.Be2 Be6 10.a4 a6 11.b5 ab5 12.ab5 Ra1 13.Ba1 d5 14.0-0 Nbd7 15.g3 dc4 16.Bc4 Bc4 17.Nc4 Nd5 18.Nbd2 N7b6 19.Ne5 Bd6 20.Ndc4 Be5 21.Ne5 Qf6 22.Kg2 h5 23.h4 Ra8 24.Bb2 g5 25.hg5 Qg5 26.Nf7 1–0. carocan (1800) – anand09 (1890), internet, 2013.

8.Qb3 Kh8 9.g3 Be6 10.Nc3 Bf7 11.h4 Bh5 12.Be2 Be2 13.Ne2 Nbd7 14.h5 Ng4 15.Nf4 Qc8 16.c5 Ndf6 17.f3 ef3 18.Nf3 Ne4 19.Ne6 Re8 20.h6 g6 21.d5 Bf6 22.Nfg5 Ng5 23.0-0-0 Ne6 24.de6 Qe6 25.cd6 Qb3 26.ab3 Bb2 27.Kb2 cd6 28.Rd6 Rad8 29.Rhd1 Rd6 0–1. uhasz (1765) – mila77 (1865), internet, 2014.

8.Qb3 Kh8 9.h3 a5 10.b5 c6 11.a4 cb5 12.cb5 d5 13.Nc3 Be6 14.Be2 Nbd7 15.0-0 Rc8 16.f3 Bd6 17.fe4 fe4 18.Nde4 Ne4 19.Ne4 de4 20.Qe6 Bb8 1–0. uhasz (1785) – mila77 (1845), internet, 2014.

8.b5 a6 9.a4 ab5 10.ab5 Ra1 11.Ba1 d5 12.cd5 Nd5 (12...Qd5?? 13.Bc4+–) 0–1. Grosse,Michael (1685) – Recasens Sanchez,Juan Antonio, WS/O/074 ICCF, 2006.

8.Nc3 a6 9.a4 c6 10.Be2 Be6 11.0-0 Nbd7 12.Qb3 b5 (12...d5 13.f3=) 13.d5 cd5 (13...bc4!? 14.Bc4 cd5 15.Nd5 Nd5 16.Bd5 Bd5 17.Qd5 Kh8+=) 14.ab5 (14.Nd5?! Nb6 15.Nb6 Qb6=) 14...ab5 15.Nd5 (15.cd5!? Bf7 16.Bb5+/–) 15...bc4 (15...Ra1 16.Ra1 (16.Ne7 Qe7 17.Ra1 Rb8=) 16...Nb6 17.Nb6 (worse is 17.Ne7 Qe7 18.Bd4 Nc4+=) 17...Qb6 18.Bd4+=) 16.Bc4+/– Nd5 17.Bd5 Bd5 18.Qd5 Kh8 19.Bd4 Ra1 20.Ra1 Qc7 (better is 20...Ne5!?+/–) 21.Ra7+– Qc1 22.Nf1 Nf6 23.Qf5 Bd8 24.g4 h6 (24...Qd1+–) 25.Qg6 Rg8 (25...Bc7 26.b5 Qc4 27.Bf6 Qf7 28.Qh6 Kg8 29.Qg7 Qg7 30.Bg7 Kg7+–) 26.g5 Qd1 27.gf6 (27.gf6 Qg4 28.Qg4 gf6 29.Qg3 Rg3 30.Ng3+–; 27.Bf6?! Qg4 28.Ng3 Bf6 29.Qe4 Qd1 30.Kg2 Bg5+–) 1–0. Janek – Nicolas, internet, 2016.

8.Nc3 b6 9.Be2 Bb7 10.0-0 Nbd7 11.b5 a6 12.a4 Re8 (12...Qe8 13.Qb3 Qf7 14.a5+=) 13.Qb3 Kh8 (13...c5 14.Rfb1+=) 14.a5 (14.f3 ef3 15.Bf3 Bf3 16.Rf3 Ng4+=) 14...ab5 15.Qb5 Ba6 (better is 15...d5!?+=) 16.Qf5+– Nf8? (better is 16...Bc8!?+–) 17.ab6 (17.Nce4?! Bc8 18.Qf4 ba5 19.Nf6 Bf6+–; 17.Nde4?! Bc8 18.Qf4 Ng6+/–) 17...cb6 (17...c6 18.c5 g6 19.Qg5 Be2 20.Ra8 Qa8 21.Ne2+–) 18.Nde4 Ne4 19.Qe4 (19.Ne4?! d5 20.Nd2 Bb4+–) 19...Ng6 (19...Qc8 20.Nd5 Bb7 21.Ra8 Ba8 22.Ne7 Be4 23.Nc8 Rc8 24.f3+–) 20.Nd5 (20.Bf3 Ra7+–) 20...Bg5 (20...Bb7 21.Ra8 Ba8 22.Qf5+–) 21.Qd3 (21.Qg4 Bb7+–) 21...Rc8 (21...Bb7+–) 22.Ra6 1–0. Janek – Esson, internet, 2017.

8.Nc3 Nc6 9.b5 Nb8 10.a4 c6 11.Be2 d5 12.0-0 Bd6 13.Qb3 Kh8 14.Rfc1 (14.bc6 bc6 15.Ba3 Na6+=) 14...Ng4 (14...f4 15.Ba3=) 15.g3+= Qg5 (15...dc4 16.Nc4 Bc7 17.Rab1+=) 16.Ba3 (16.cd5 cd5 17.Ba3 Ba3 18.Qa3 Nd7 19.Nd5 Qh5+-) 16...Ba3 17.Qa3 Ne3?? (better 17...Nd7 18.bc6 bc6 19.cd5 cd5 20.Nd5 Qh5+-) 18.Qf8 (18.fe3?! Qe3 19.Kg2 Re8+/-) 1-0. jhonores (2240) - carlosmercado (2005), Hourly SuperBlitz Arena, lichess.org, 2020.

8.Nc3 Nc6 9.b5 Nb8 10.Be2 Be6 (10...a6 11.a4 A) 11...Qe8 12.Qb3 (12.0-0 Qg6 13.Qc2 Nbd7 14.Nd5 Nd5 15.cd5=) 12...Qg6 13.0-0 f4 14.Kh1 Qf5 15.Qc2+=; B) 11...Nbd7 12.0-0 Qe8 13.Qb3 c5 14.a5 Qg6 15.d5+=; C) 11...c5 12.0-0 (12.d5 Nfd7 13.0-0 Bf6 14.Qc2 b6 15.Qb3=) 12...cd4 13.ed4 Nbd7 14.Qb3 Rf7 15.Rfe1+=; D) 11...b6 12.0-0 (12.f3 c6 13.0-0 ab5 14.ab5 Ra1 15.Qa1+=) 12...c5 13.bc6 Nc6 14.f3 ef3 15.Bf3+=; E) 11...ab5 12.ab5 Ra1 13.Qa1 Qe8 14.0-0 Qg6 15.Qa7=) 11.0-0 (11.d5 A) 11...Bc8 12.0-0 (12.a4 Nbd7 13.0-0 a6 14.a5 Nc5 15.Qc2=; 12.Qc2 a6 13.0-0 ab5 14.cb5 Nbd7 15.a4+=; 12.a3 Nbd7 13.0-0 a6 14.Qc2 ab5 15.cb5=) 12...Nbd7 13.a4 a6 14.a5 ab5 15.cb5+=; B) 11...Bf7 12.0-0 (12.a4 Nbd7 13.0-0 Ne5 14.f3 Bg6 15.a5+=; 12.f3 ef3 13.Nf3 Ng4 14.Qd3 Bg6 15.0-0=) 12...a6 13.a4 Nbd7 14.f3 ab5 15.ab5+=) 11...Nbd7 (11...d5 12.Qb3 (12.c5= b6 13.Nb3 a6 14.a4 Nfd7 15.Ba3+=; 12.f3 ef3 13.Bf3 c6 14.c5 cb5 15.Qb3=; 12.Rc1 a6 13.Qa4 Nbd7 14.Qb3 Bf7 15.cd5=; 12.Qa4 Nbd7 13.Qb3 c6 14.c5 cb5 15.Rfc1=) 12...Qd7 13.cd5 Nd5 14.Bc4 c6 15.bc6+=) 12.f3+= ef3 13.Bf3 (< 13.gf3 c6= (13...f4 14.e4 a6 15.ba6=) 14.Bd3 Qe8 15.Rf2=) 13...Rb8 (13...Qc8 14.Qc2 c6 15.Rac1+=) 14.Qe2 (14.a4 a5 15.Qc2+=) 14...g6 (14...a6 15.a4+=) 15.e4+/– fe4 16.Nce4 Ne4 17.Ne4 Bf5 18.Ng3 Bg5 19.Nf5+– gf5 20.Bd5 Kg7 21.Be6 Bf6 22.Bf5 Re8?? 23.Qg4 Kh8 24.Bd7 (24.Bd7 Rg8 25.Qe6+–) 1–0. b4_player – opponent, gamecolony.com, 2007.

8.Nc3 Bd7 9.a3 (9.Be2 a5 10.b5 Qe8=) 9...Nc6 (9...a5 10.Be2=) 10.Be2 Ng4 (better is 10...Qe8!?=) 11.Bg4+/– fg4 12.Nde4 Bf5 13.0-0 White prepares c5 (13.Ng3 Bd7+/–) 13...Be4 (13...Bh4 14.d5 Ne5 15.Qd4+/–) 14.Ne4+– (14.Qg4 Bd3 15.Qe6 Kh8–/+) 14...h5 (14...Qd7!?+–) 15.d5 Ne5 16.Be5 de5 17.c5 Bf6 (17...b6 18.d6 cd6 19.cd6+–) 18.d6 cd6 (18...Kh8 19.Qd5 Rb8 20.Rad1+–) 19.Qd5 (19.Nf6?! Qf6 20.Qd5 Qf7 21.Qd6 Rae8+–) 19...Kh8 (19...Kh7 20.Nd6 b6 21.Rac1+–) 20.cd6 (20.Nd6 Qc7 21.Qb7 Qb7 22.Nb7 Rab8+–) 20...h4 (20...b6 21.Qe6+–) 21.Qb7 g3 (21...a5 22.Qd5+–) 22.fg3 hg3 23.Rf3 gh2 24.Kh2 Qe8 (24...Rb8 25.Qa7 Kg8+–) 25.Rh3 Kg8 26.Nf6 Rf6 27.d7 Qd8 28.Qd5 Rf7 (28...Kf8 29.Rh8 Ke7 30.Qe5 Kf7 31.Rd8 Rd8+–) 29.Rf1 Qd7 (29...Qf6 30.Qa8 Rf8 31.Qd5 Qf7 32.Qf7 Rf7 33.d8Q Rf8 34.Rf8) 30.Qa8 1–0. Janek – Vassileos, internet free game, 2017.

8.Nc3 Nbd7 9.Qb3 (9.Be2 A) 9...Nb6 10.Qb3 (10.a3 c6 11.0-0 Be6 12.Qb3 a5 13.f3=; 10.0-0 a5 11.b5 Qe8 12.Na4 Na4 13.Qa4=; 10.a4 a5 11.b5 c6 12.0-0 Be6 13.f3=) 10...Rf7 11.0-0 a5 12.a3 a4 13.Qc2+=; B) 9...c5 10.Qb3 (10.a3 cd4 11.ed4 d5 12.0-0 Bd6 13.Re1=) 10...cd4 11.ed4 a5 12.b5 Re8 13.Rc1+=; C) 9...a5 10.b5 Qe8 11.0-0 Qg6 12.Qb3 Rf7 13.c5=) 9...a6 (9...a5 10.b5 c5 11.Be2 Qe8 12.0-0 Qg6 13.d5=; 9...Qe8 10.Be2 a5 11.ba5 Ra5 12.c5 Kh8 13.Nc4+=) 10.f3 (10.Be2 Qe8= 11.0-0 Qg6 12.Rac1 c6 13.a4=) 10...ef3 11.gf3 c5 (11...a5 12.b5 c5 13.Ne2=) 12.Bd3 cb4 (12...f4 13.ef4=) 13.a3?? (better is 13.Ne2=) 13...bc3–+ 14.Bc3 Ne8 15.Ke2 Ndf6 16.d5 Nd7 17.Rag1 Nc5 18.Qb2 Bf6 19.Bc2 Bc3 20.Qc3 Qf6 21.Qf6 Nf6 22.Rg5 g6 23.h4 Kh8 24.Nf1 Nh5 25.Ng3 Ng3 26.Rg3 f4 27.ef4 Bf5 28.Bf5 Rf5 29.Rg4 b5 30.cb5 ab5 31.Rb1 Rd5 32.Rb5 Ra3 33.Rg5 Ra2 34.Ke1 Rdd2 (34...Rdd2 35.Rb8 Kg7–+) 0–1. Roczniak,Jan – Daniszkowicz,Bohdan, corr, 1973.

8.Nc3 Ng4 9.h3 Nh6 10.Be2 c6 11.d5 Qe8 12.Qc2 Qg6 13.g3 Nd7 14.a4 Ne5 15.a5 Bd7 16.Nd1 Rac8 17.Be5 de5 18.dc6 bc6 19.c5 Be6 20.Nc4 Bc4 21.Bc4 Kh8 22.Nc3 Bf6 23.Rd1 Rcd8 24.0-0 Qh5 25.Rd8 Bd8 26.Kh2 f4 27.Qe4 fg3 28.fg3 Rf1 29.Bf1 Qg5 30.h4 Qf6 31.Kg2 Nf5 32.Bd3 g6 33.Ne2 Qe6 34.Bc4 Ne3 35.Kf3 Nc4 36.Nf4 Nd2 37.Ke3 ef4 0–1. ognos – emiliux, internet, 2014.

8.Nc3 Kh8 9.Be2 d5 10.b5 (10.a3 Be6=) 10...Bd6 (10...Be6 11.0-0=) 11.0-0 (11.Nd5 Nd5 12.cd5 Nd7+=) 11...b6 (11...Be6 12.c5 Be7 13.a4+=) 12.Qb3 (12.cd5 Bb4+/–) 12...Bb7 13.Rfc1 Ng4 14.g3 Qg5 (14...dc4 15.Nc4 a6 16.ba6 Ba6 17.Bg4 fg4 18.Ne4 Bc4 19.Qc4+/–) 15.Nd5+/– (15.cd5?! Ne3 16.h4 Qg6+=) 15...Bd5 16.cd5 Nd7 (16...a6 17.Ba3 ab5 18.Bd6 cd6 19.Bb5+/–) 17.Nc4 Ndf6 (17...Qh5 18.h4+/–) 18.Nd6 cd6 19.h3 Nh6 20.Rc6 Nf7 21.h4 (21.Kg2 Kg8+–) 21...Qg6+/– 22.Ba3 Rfd8 (22...Ne8 23.Rac1+–) 23.Rac1+– Ng4 24.Rc7 h5 (24...Kg8 25.R1c6+–) 25.Re7 Rac8 (25...Re8 26.Re6 Nf6 27.Qc2+–) 26.Rc6 (better is 26.Rc8 Rc8 27.Ra7+–) 26...Nge5?? (26...Ra8+–) 27.de5 Ne5 (27...Rc6 28.dc6 Ne5 29.Re6+–) 28.Re5! Rc6 (28...de5 29.Re6 Double attack (29.Rg6 Pinning; 29.Rg6 Deflection; 29.Re6 Decoy; 29.Rg6 Remove defender)) 29.Re6 (29.Re6 Rc1 30.Bc1+–) 1–0. Janek – Mar333, internet, 2017.

8.Nc3 Kh8 9.g3 c6 10.Qb3 Na6 11.d5 c5 12.b5 Nb8 13.Be2 Nbd7 14.0-0-0 a6 15.a4 ab5 16.ab5 Ne5 17.h3 b6 18.f3 ef3 19.Nf3 Nfd7 20.Ne5 Ne5 21.g4 Bg5 22.Nb1 Re8 23.h4 Bh4 24.Rdf1 Rf8 (24...Ng4 25.Bg4 Qg5 26.Bg7 Kg7 27.Qb2 Kg8 28.Bf3 Qe3 29.Kc2–+) 25.Qc2 Bg5 26.Rf4? (26.Kd2!?–/+) 26...Ra2 27.Nc3 Rb2 (better is 27...Ra7!?–+) 28.Kb2+= Bf4 29.ef4 Ng6 30.Bd3 Nf4 31.Bf5 Bf5 32.gf5 Qf6 33.Kb3 h6 34.Qe4 Qf5 35.Qf5 Rf5 36.Na4 Nd3 37.Nb6 Rf8 38.Ra1 Kg8 39.Ra8 Ra8 40.Na8 Ne5 41.b6 g5 42.b7 Nd7 43.Kc3 Nb8 44.Nb6 h5 45.Kd3 h4 46.Ke3 h3 47.Kf3 g4 48.Kg3 (48.Kg4?? h2 49.Nc8 h1Q 50.Ne7 Kg7–+) 48...Kf7 49.Nc8 (49.Kg4?? h2–+) 49...Kf6 50.Nd6 Ke5 ½–½. Massana,Jorge (2210) – Machin,Mark (2180), PUR–ch Caguas, 2008.

8.c5 d5 9.Be2= a6 10.a4 (10.0-0 Nc6=) 10...Bd7 (10...Be6 11.0-0=+) 11.Nc3= Nc6 12.b5 ab5 13.ab5 Na5 (13...Ra1 14.Ba1 Nb4 15.0-0=) 14.0-0+= Be6 15.Qc2 c6 (15...b6 16.Na4+=) 16.bc6 (16.Ra4 f4 17.ef4 b6 18.cb6 Qb6+–) 16...bc6+= 17.Na4 Nd7 18.Nb3 (better 18.Bc3!? Nb7 19.Qb3+=) 18...Nb3= 19.Qb3 Rb8 (19...Qc7 20.Bc1=) 20.Qa3 Ra8 21.Qc3 Bg5 Black plans f4 22.h3 (22.g3 Qc7=) 22...f4=+ 23.ef4 Bf4 24.Bc1 Bc7 25.Bd2 Ba5 (25...Qh4 26.Qe3=+) 26.Qc2 Bc7 27.Nb2?? (better 27.Qc3=) 27...Ra1–+ 28.Ra1 Qf6?? (better 28...Bh3 29.g3 Nf6–+) 29.Be3= Qg6 30.Kh1 Bd8 (30...Nf6 31.Ra7 Bb8 32.Rb7+=) 31.Ra8 (31.Ra6 Bg5 32.Qd2 Be3 33.Qe3 Qf7 34.Rc6 Qf2+=) 31...Nf6 (31...Bg5!? 32.Qa4 Be3 33.fe3 Nb8=+) 32.Qd1 h6 33.Na4 Nh7 34.Bg4 (better 34.Bh5 Qf6 35.Nb6+=) 34...Bg4=+ 35.Qg4 Qg4 36.hg4 Bg5 37.Rf8 Kf8 38.Nb6? (better 38.Kh2=+) 38...Be3–+ 39.fe3 Nf6 40.Kg1 Ng4 41.Kf1?? (better 41.Nd7 Kf7 42.g3–+) 41...Ne3 42.Kf2 Nf5 43.Nd7 (43.g4 Nd4 44.Ke3 Nf3–+) 43...Ke7 44.Ne5 (44.Nb8 Nd4 45.Na6 Nc2–+) 44...Nd4 45.Ke3 Nc2 46.Kd2 Nd4 (46...Nb4 47.Ng4–+) 47.Kc3?? (47.Ke3 Nf5 48.Ke2–+) 47...Ne6 (better 47...Nb5 48.Kd2 Na7 49.g3–+) 48.g3 (48.Nc6 Kf6 49.Nb4–+) 48...Nc5 49.Nc6 Kd6 50.Nd4 (50.Nb4 Ne6–+) 50...Ne6 51.Nf5 (51.Nc2–+) 51...Ke5 52.g4 (52.Nh4 d4 53.Kc2 e3–+) 52…Kf4 0–1. retiponziani (1760) – chadok (1950), ChessWorld.net, 2013.

8.d5 c6 9.Nc3 cd5 10.Nd5 Nc6 11.a3 Be6 12.Nb3 Bd5 13.cd5 Ne5 14.Nd4 Qb6 15.Nf5 Rfe8 16.Be2 g6 17.Ne7 Re7 18.0-0 Rc8 19.Rc1 Rec7 20.Bd4 Rc1 21.Bb6 Rd1 22.Rd1 ab6 0–1. polynesia46 – luminada, internet, 2014.

8.d5 c6 9.Nc3 Nbd7 10.Be2 Ne5 11.0-0 a6 12.Qb3 Kh8 13.Rad1 Qc7 14.Qc2 Bd7 15.Nb3 b5 16.dc6 Bc6 17.cb5 ab5 18.Nb5 Qb8 19.Be5 Bb5 20.Bb5 de5 21.Bc6 Ra7 22.b5 f4 23.a4 f3 24.Be4 fg2 25.Bg2 e4 26.Nd4 Ng4 27.f4 ef3 28.Bf3 Ne3 29.Qc6 Nf1 30.Rf1 Qf4 31.Ne6 Qe3 32.Kh1 Rg8 33.b6 Ra6 34.a5 Ra5 35.b7 Rc5 36.Qd7 Rf5 0–1. polynesia46 (1700) – identik, internet, 2014.

8.Be2 a5 9.b5 Nbd7 10.0-0 Qe8 11.a4 Qg6 12.Qb3 Kh8 13.Nc3 Rg8 (13...Nb6 14.Qc2=) 14.Rac1+= Nf8 15.Qc2 Be6 16.d5 Bf7 (16...Bd7 17.f3 ef3 18.Rf3+=) 17.f3+/– ef3 (17...Qg5 18.fe4 Qe3 19.Kh1 fe4 20.Nde4+/–) 18.Rf3+– (< 18.Nf3 Qh6+/–; 18.Bf3?! Qg5+/–) 18...Ng4 19.Qf5 Qf5 20.Rf5+– Bg6? 21.Bg4 h5 22.Rh5 Bh5 23.Bh5 Bg5 24.Re1 Nh7 25.Nde4 Be7 26.Bf3 Rgf8 27.Rf1 Rae8 28.Rf2 Bh4 29.g3 Bg5 30.Bc1 Bd8 31.b6! Re5 32.bc7 Bc7 33.Nb5 Bb8 34.Nbd6 Bd6 35.Nd6 Ng5 36.Bg2 (36.Bg2 Rf2 37.Kf2+–) 1–0. Bonetti,Shane – guest190, ICC, 2002.

8.Be2 a5 9.b5 Be6 10.0-0 Qe8 11.Nc3 Qg6 12.g3 (12.Qc2 Nbd7=) 12...h5 (12...Nbd7 13.Qc2=) 13.Rc1 Nbd7 14.Nd5 (14.d5 Bf7=) 14...Bd5=+ 15.cd5 Nd5 (15...Rfc8 16.Nc4=+) 16.Bc4 (16.Bh5 Qg5=) 16...N7f6 (16...N7b6 17.Be2 h4 18.a4-/+) 17.Qb3=+ c6 18.bc6 (18.Bd5 Nd5 19.bc6 bc6 20.Rc6 Qe6=+) 18...bc6 19.Qb7 Kh7 20.Qc6 Nb4 (20...Rfc8 21.Qa4=+) 21.Qa4= d5 22.Be2 (22.Bb5 Rfb8 23.a3 f4 24.ef4 Nd3=) 22...h4 (22...Rfb8 23.Rc7 Bd6 24.Rc3=+) 23.Ba3 (23.a3!? Nd3 24.Bd3 ed3 25.Rfd1=) 23...hg3 24.hg3 (worse 24.fg3 Qg5 25.Rf4 Na2-/+) 24...Bd6 25.Kg2 Ng4 (25...f4 26.ef4 Bf4 27.Bb4 ab4 28.Qb4-/+) 26.Rh1 Kg8 27.Rh3 Rac8?? (27...f4 28.ef4 A) 28...Na2? 29.Rc6 Qe8 30.Bg4+- (30.Bd6 Nc3 31.Qb3 Qc6 32.Bg4 Qd6 33.Qc3 Rfe8+-); B) 28...Bf4=) 28.Rch1 (better 28.Rc8 Rc8 29.Qa5+-) 28...Nd3?? (better 28...Nh6+=) 29.Rh8 Kf7 30.Qd7 Kf6 31.Qd6 Kg5 1-0. jhonores (2200) - Besbe19 (2205), Rated Blitz game, lichess.org, 2020.

8.Be2 Nc6 9.b5 Nb8 10.g3 Nbd7 11.Qb3 Kh8 12.Nc3 Qe8 13.Kf1 Qg6 14.h4 Ng4 15.Bg4 fg4 16.Ne2 c5 17.Nf4 Rf4 18.ef4 cd4 19.Bd4 Bf6 20.Qb2 Nc5 21.Bf6 gf6 22.Kg2 Be6 23.Qd4 Rd8 24.Rhe1 Bf5 25.Nf1 Kg8 26.Ne3 Nd3 27.Red1 Bc8 28.Rd2 a6 29.a4 ab5 30.ab5 Nc5 31.Ra8 Qf7 32.Rc8 Rc8 33.Qd6 Nd3 34.c5 Nc5 35.Ng4 e3 36.fe3 Ne4 37.Qd7 Rc1 38.Qf7 Kf7 39.Rd7 Ke6 40.Rb7 f5 41.Nh2 Rc2 42.Kg1 Rc1 43.Kg2 Rc2 44.Kf1 Rh2 45.Rb6 Kd5 46.Rh6 Kc4 47.b6 Kd3 48.Ke1 Ke3 49.Kd1 1–0. beciab70 (1640) – inznorek (1730), internet, 2013.

8.Be2 d5 9.a3 c6 10.0-0 Be6 11.Qc2 Ng4 12.Bg4 fg4=+ 13.Nc3 Nd7 14.cd5= cd5 15.Nce4 de4–/+ 16.Qe4 Qb6?? 17.d5+– Nf6 18.Qe6 Qe6 19.de6 Rac8 20.Rac1 Nd5 21.Nb3 Rfe8 22.Rc8 Rc8 23.Rd1 Nc7 24.Rd7 Bf6 25.Bf6 gf6 26.e7 Ne6 27.Rb7 Kf7 28.Ra7 Rc7 29.Rc7 (29.Rc7 Nc7 30.a4+–) 1–0. Bonetti,Shane – guest471, ICC, 2002.

8.Be2 d5 9.a3 Qe8 10.0-0 Qg6 11.cd5 f4 12.ef4 (12.Kh1 Nd5 13.Qb3+=) 12...Bd6?? (better is 12...Bh3! 13.g3 Bf1 14.Bf1 a5–/+) 13.Qb3+= Qf5 14.g3 Nbd7 15.f3 ef3 16.Nf3 Nb6 17.Ne5 a5 18.ba5 Ra5 19.Nc3 Qh3 (19...Nbd5? 20.Nd5 Rd5 21.Bc4+–) 20.a4 Bf5 21.Ba3 Ba3 22.Ra3 Nfd5 23.Nd5 Rd5? (23...Nd5 24.Bf3 Be6 25.Qb7 Nb6+–) 24.a5 Be6 25.f5 Re5? (25...Rf5 26.ab6 Rde5 27.bc7 Rf1 28.Bf1 Bb3 29.Bh3 Re1 30.Kf2 Rc1 31.c8Q Rc8 32.Bc8 Bd5+–) 26.fe6 Rf1 (26...Re6 27.ab6 Rf1 28.Bf1+–) 27.Bf1 Qe6 28.de5 Nd5 29.Bc4 c6 30.Qb7 h6 31.Rf3 Qe8 32.a6 (32.a6 Qg6 33.a7 Kh7 34.a8Q h5 35.Qbb8 Kh6 36.Qh8 Kg5 37.Qad8 Kg4 38.Rf4 Nf4 39.Qh4 Kf5 40.Qf4) 1–0. Bendig,Frank – Walker,John T, E–7–057 corr CIF, 2002. (=1.Nf3 f5 2.b4 Nf6 3.Bb2 d6 4.e3 e5 5.c4 Be7 6.d4 e4 7.Nfd2 0-0)

8.Be2 d5 9.Qb3 Be6 10.0-0 c6 11.Nc3 Nbd7 12.a4 White prepares the advance b5 12...Nb6 13.b5 dc4=+ 14.Nc4 Nc4 (better 14...Rc8!? 15.Rfc1 cb5 16.Nb5 Qd5 17.Na7 Nc4 18.Nc8 Rc8 19.Bc4 Rc4 20.Rc4 Qc4 21.Qb7 Bb4+=) 15.Bc4+= Bc4 16.Qc4 Kh8 17.bc6 bc6 18.Qc6 Rb8 19.Nb5 (19.Rfb1+=) 19...Rc8 (better 19...Rb6!? 20.Qc1 a6=) 20.Qe6+/- a6 (20...Ng4 21.Rac1 (21.Na7 Qc7 22.g3 Qa7-/+) 21...Rb8 22.d5+/-) 21.Qa6+- Rc2 22.Ba3 Ba3 23.Ra3 Ng4 24.Qd6 Qc8 25.h3 Nf6 26.Raa1 Rd8 27.Qe5 Re8 28.Qf4 Nh5? (28...Nd5 29.Qg3 Rf8 30.Qe5+-) 29.Qh2 (29.Qg5 Nf6 30.Nd6 Qd7 31.Ne8 Ne8+-) 29...f4? (29...Rd8+-) 30.Nd6 (30.ef4?! Rf8 31.f5 Qf5+-) 30...Qd7 31.Ne8 Qe8 32.Rfc1 (32.a5 Qd8+-) 32...Re2 (32...Qa4 33.g4 (33.Ra4?? Rc1) 33...fg3 A) 34.Ra4?! Rc1 (34...gh2?? 35.Kg2 h1Q 36.Rh1+-) 35.Kg2 Kg8+- (35...gh2 36.Ra8 Rc8 37.Rc8); B) 34.fg3 Rc1 35.Rc1+-) 33.Re1 (33.a5 fe3 34.fe3 Qf8+-) 33...Rd2 (33...Re1 34.Re1 Qa4 35.h4+-) 34.Rad1 (34.a5 Qf7+-) 34...Ra2 (34...Rd1 35.Rd1 Qa4 36.Rf1+-) 35.ef4 Qa4 36.d5 Qa7 37.d6 (better 37.g4 Nf6 38.g5+-) 37...Qf2-+ 38.Kh1 Nf6?? (better 38...Ng3 39.Qg3 Qg3-+) 39.d7 (39.Qg1!? Qg1 40.Kg1 Ra7+-) 39...Nd7 40.f5 (better 40.Qg1!? Nf8 41.Qf2 Rf2 42.Re4 Kg8+-) 40...h6 (40...Qf5?? 41.Rd7! h6 42.Qb8 Kh7 43.Rd8+-) 41.Re4 (41.Rd7 Qe1 42.Qg1 Qg3-/+) 41...Nf6 42.Ree1 (better 42.Rf4!? Qe3 43.Rf3 Qg5+-) 42...Nh5 43.Qb8 Kh7 44.f6?? (better 44.Rg1+-) 44…Qg2 0-1. jhonores (2155) - Kusokosla (2155), Rated Blitz game, lichess.org, 2020.

8.Be2 d5 9.b5 c6 10.a4 a6 11.Nc3 Be6 12.0-0 Nbd7 13.Qb3 Kh8 14.Ba3 g5 (14...dc4 15.Bc4 Bc4 16.Nc4 Ba3 17.bc6 bc6 18.Qa3+=) 15.Rfc1 f4 16.cd5 cd5 (better 16...Ba3!? 17.Ra3 Bd5 18.Nd5 cd5+=) 17.Nce4!+/- Ne4 (17...de4 18.Qe6 Pinning (18.Qe6 Deflection); 17...Ne4 18.Ne4 Combination) 18.Ne4 Ba3 19.Ra3 Qe7 20.Nc3 (20.Nd2 ab5 21.Bb5 Rac8 22.Rc8 Rc8+-) 20...fe3+/- 21.fe3 Nf6 22.Raa1 (22.a5 g4+/-) 22...Rad8 23.Rf1 a5 24.Rac1 Bg4 (24...Bf5!? 25.Nd1 Ne4+/-) 25.Nd5!+- Nd5 (25...Rd5 26.Bg4 Decoy; 25...Nd5 26.Bf3 Double attack (26.Bg4 Deflection; 26.Bf3 Decoy; 26.Bg4 Overloading)) 26.Rf8 (26.Bg4 Rf1 27.Rf1 Qe3 28.Qe3 Ne3-+) 26...Rf8 27.Rf1?? (better 27.Bg4 Qe3 28.Qe3 Ne3 29.Bf3+-) 27...Be2-+ (27...Qe3?! 28.Qe3 Rf1 29.Bf1 Ne3 30.Bd3-+) 28.Rf8 Qf8 29.h3 Qf1 30.Kh2 Qf5 31.Qb2 Bd3 32.Qc1 Be4 33.Qc7 (33.Qe1-+) 33...Nc7 34.Kg3 (34.Kg1 g4 35.hg4 Qg4 36.Kf2 Qg2 37.Ke1 Bf3 38.e4 Qe2) 34...Nd5 (34...Qf1 35.Kg4 Qg2 36.Kh5 Kg7 37.d5 Bf3) 35.b6 (35.b6 Ne3 36.Kh2 Qf2 37.d5 Qg2; 35.h4 Qf1 36.Kg4 Qe2 37.Kg5 Qe3 38.Kg4 Nf6). jhonores (2230) - Jaqueline142 (2145), Rated Blitz game, lichess.org, 2020.

8.Be2 Be6 9.0-0 c6 10.Nc3 d5 11.b5 Nbd7 12.Qc2 Bd6 (12...Qc7 13.Rac1=) 13.f4 (13.c5 Be7+=) 13...Kh8 (13...ef3 14.Rf3 Ng4 15.h3=) 14.h3 Qe8 15.Kf2 (15.c5 Be7+=) 15...Rg8 (15...Nh5=) 16.Rh1 (better is 16.c5!? Be7 17.Qa4+=) 16...g5+= 17.g3 (17.c5 Bc7 18.g3 h5 19.bc6 bc6–/+) 17...Bf7 (17...gf4 18.gf4 Nh5 19.bc6 bc6 20.Ke1–/+) 18.Rag1 gf4 (18...Bh5 19.c5 Bc7 20.Qa4+=) 19.gf4= Rg1 (19...Qe6!?=) 20.Rg1+= Bf4 21.ef4 (21.cd5 cd5 22.ef4 e3 23.Kg2 ed2 24.Qd2 Rc8=) 21...e3 22.Ke1 (22.Kf1 ed2 23.Qd2 Ne4 (worse is 23...dc4 24.bc6 bc6 25.d5+–) 24.Ne4 Qe4=) 22...ed2= 23.Qd2 Ne4 24.Ne4 Qe4 25.Kd1 (25.Kf2 cb5 (25...dc4 26.d5 Ne5 27.Be5 Qe5 28.fe5 cd5 29.Qg5 Rg8 30.Qf6 Rg7 31.Qg7) 26.cb5 Nf6=) 25...Rg8 (25...dc4 26.d5 Ne5 27.Be5 Qe5 28.fe5+–) 26.Rg8 Kg8 27.bc6 bc6 28.Qa5 (28.cd5 Qd5 29.Qd3 Qa2 30.Qg3 Kf8=) 28...Qb1+= 29.Bc1 Qb6 (29...dc4 30.Qa7 Nf6+=) 30.Qe1 (better is 30.Qb6!? ab6 31.cd5 Bd5 32.Bd3+=) 30...Qd4–/+ 31.Bd2 (31.Kc2 dc4 32.Qg3 Kf8–/+) 31...dc4–+ 32.Qg3 Kf8 33.Ke1 (33.Qa3 c5 34.Kc2 Bd5–+) 33...Qa1 (33...Nc5!? 34.Qe3 Qa1 35.Bc1–+) 34.Kf2 Qd4 35.Ke1 Bg6 (better is 35...Nc5!? 36.Bb4 Ke8 37.Bc5 Qc5–+) 36.Bb4 (36.Qa3 Ke8 37.Be3 Qe4+=) 36...Kf7 (better is 36...c5 37.Bc3 Qe4–/+) 37.Qg5?? (better is 37.Qf3 Qd5 38.Qc3+=) 37...Nf6–+ 38.Qg2 (38.Kf1 c3 39.Ba3 c2–+) 38...Ne4 (38...c3 39.Ba3 Qd2 40.Kf2 Qa2 41.Qc6 Ne4 42.Kf1 Qa3 43.Qc7 Kf8 44.Qe5–+) 39.Bf3 (39.Qf3 Kf6–+) 39...Qa1 (better is 39...c3 40.Ba3 c2 41.Bc1 Qb4 42.Ke2 Qb5 43.Ke3–+) 40.Bd1 Bh5 (40...Bh5 41.Qc2 c5–+) 0–1. Mello,Ugo Francisco S – De Paula,Guilherme B (1930), Goiania BRA, City Ch, 2014. (=1.Nf3 f5 2.b4 d6 3.Bb2 e5 4.c4 Nf6 5.d4 e4 6.Nfd2 Be7 7.e3 0-0)

8.Be2 Be6 9.0-0 Nbd7 10.a4 Rc8 (10...d5 11.Qb3=) 11.b5 (11.d5 Bf7 12.Bd4+=) 11...b6 (11...c6 12.Nc3=) 12.a5 (12.d5 Bf7+/-) 12...Qe8 (12...d5 13.Qa4=) 13.Nc3 (better 13.d5 Bf7 14.Bd4+/-) 13...Qf7?? (13...d5 14.Qb3+=) 14.Qb3?? (better 14.d5+-) 14...Qe8 (14...d5 15.cd5 Nd5 16.Bc4+/-) 15.Rfc1 Bf7 16.Qd1 Qd8 17.Nb3 Qe8 (17...d5 18.cd5 Nd5 19.Nd5 Bd5 20.Bc4 Bc4 21.Rc4+=) 18.Ra4 (18.d5 Ne5+/-) 18...f4 (18...d5 19.c5+=) 19.Rca1 (19.ef4 d5+/-) 19...Bg6? (better 19...fe3!? 20.fe3 d5=) 20.ef4+- Nh5 (20...c6 21.Ba3+-) 21.g3 (better 21.f5!? Bf7+-) 21...Nhf6 22.Bc1 (22.g4 d5+-) 22...Bf7 (22...c6 23.Ba3+/-) 23.Be3 (23.g4 d5 24.g5 Nh5 25.Nd5 Bd6+-) 23...d5+/- 24.c5 bc5 25.Nc5 (25.dc5 a6+/-) 25...Nc5 (25...c6 26.Rb1+=) 26.dc5+/- d4? (better 26...c6+/-) 27.Bd4 Rd8 28.Qc2 Bg6 29.Be3 Kh8 30.Rd1 (30.g4 Kg8+-) 30...Rd1 31.Qd1 Qc8 32.c6 Rd8 33.Rd4 (33.Qb3 Qb8+-) 33...Rd4 (33...Rf8 34.Nd5 Nd5 35.Rd5+-) 34.Qd4 h5 (34...a6 35.b6 cb6 36.Qb6 Bd8+-) 35.Qa7 Qd8 36.Qd4 (better 36.b6 cb6 37.ab6 Ne8+-) 36...Qa8 37.b6 (37.Qa4 Bf8+-) 37...Qc6 38.Bb5 Qe6 (38...Qb7+-) 39.b7 Ng4 (39...Qg8 40.a6 c5+-) 40.b8Q Kh7 41.Bc4 Qc6 42.Qg8 Kh6 43.f5 (43.Qdg7) 43...Bg5 (43...Ne3 44.Qdg7 Kg5 45.Qg6 Qg6 46.Qg6) 44.fg6 (44.Qdg7) 44...Qg6 (44...Be3 45.Qh7 Kg5 46.h4 Kf5 47.Qh5 Bg5 48.Qg5) 45.Qh8 Qh7 46.Qh7 (46.Qdg7) 46...Kh7 47.Bg5 Kg6 (47...c6 48.Qe4 Kh8 49.Qe8 Kh7 50.Bf7 Nf2 51.Bg6) 48.Bd8 (48.Qe4 Kg5 49.Qf4 Kg6 50.Bd3) 48...Nf2 (48...Kh6 49.Bf7 Kh7 50.Qe4 Kh8 51.Qe8 Kh7 52.Qg8 Kh6 53.Qh8) 49.Kf2 c5 (49...h4 50.Qe4 Kh6 51.Qh4 Kg6 52.Qg5 Kh7 53.Qh5) 50.Qc5 (50.Qe4 Kh6 51.Bd3 g5 52.Qg6) 50...h4 (50...e3 51.Ke3 h4 52.Qg5 Kh7 53.Qh5) 51.Qg5 Kh7 52.Bf6! e3 (52...gf6 53.Qg8 Mate attack) 53.Ke3 gf6 54.Qf6 (54.Bg8 Kh8 55.Qg6 hg3 56.Qh7) 54...hg3 (54...h3 55.Qg5 Kh8 56.Qg8) 55.Bd3 (55.Bd3 Kg8 56.Nd5 gh2 57.Ne7; 55.Ne4 gh2 56.Ng5) 1-0. jhonores (2245) - Diegoj7 (2305), Rated Blitz game, lichess.org, 2020.

8.Be2 Qe8 9.0-0 Kh8 10.Nc3 g5 (10...Qg6 11.Qc2=) 11.a4 c6 12.b5 d5 13.a5 (13.bc6 bc6 14.Ba3 f4+/-) 13...f4 14.a6 h5 (better 14...cb5!? 15.ab7 Bb7 16.Nb5 Qd7+=) 15.ab7+- Bb7 16.bc6 Bc6 17.cd5 Nd5 (17...Bd5 18.ef4 g4 19.Nd5 Nd5 20.Ne4+-) 18.Bh5 (worse 18.Nce4 g4+-) 18...Qd7 19.Nd5 Qd5 (19...Bd5 20.Bg6 f3 21.Be4+-) 20.Ba3 (better 20.Bg6 Kg7 21.Be4+-) 20...Ba3+/- 21.Ra3 Nd7 22.Qg4 (better 22.Bg6!? Nf6 23.Qa1+-) 22...Nf6+= 23.Qh3 Kg7 24.g4 (24.Bg4!? Rh8 25.Be6+/-) 24...fg3= 25.hg3 (better 25.Be2 Qd6 26.Nc4 gh2 27.Qh2 Qh2 28.Kh2=) 25...Bd7-/+ 26.Qh1? (better 26.Qg2 g4 27.Rc1-/+) 26...Rh8-+ 27.Rfa1 Rh5 (27...Nh5?! 28.Qe4 Qe4 29.Ne4=) 28.Qg2 a5 29.Nb3 (29.f3 ef3 30.Qf3 Qf3 31.Nf3-+) 29...Bh3 30.Qh1 Bf1! 31.Qh5 (31.Rf1 Rh1 Discovered attack; 31.Kf1 Qc4 Double attack (31...Rh1 Discovered attack; 31...Rh1 Deflection)) 31...Nh5 32.Kf1 Qc4 33.Kg1 a4 (better 33...Ng3!? 34.Nc5 Ne2 35.Kg2-+) 34.Nc5 Qe2 35.Ne4 (35.Ra4 Ra4 36.Ra4 Qd1 37.Kh2 Nf6 38.Ra7 Kg6-+) 35...Qf3 (35...Nf6 36.R3a2 Qg4 37.Nf6 Kf6 38.Kf1-+) 36.Ng5 (36.Nd2 Qc6 37.e4-+) 36...Ng3?? (better 36...Qg4 37.Kg2 Qg5 38.Ra4 Qd5 39.f3 Ra4 40.Ra4 Qd6 41.Ra7 Kg6-+) 37.Nf3+- Ne2 (37...Ne4 38.Ne5+-) 38.Kf1 Nd4 39.Nd4 Rf8 40.Ra4 (40.Ne6 Kf7 41.Nf8 Ke7 42.Ra4 Kf7 43.Re4 Kf6 44.Re6 Kg7 45.Ra7 Kf8 46.Rc6 Ke8 47.Rc8) 40...Kg6 41.Ra6 Kh5 42.R1a5 Kh4 (42...Kg4 43.Rg6 Kh4 44.f4 Rf5 45.Nf5 Kh3 46.e4 Kh2 47.Rh6) 43.Rg6 (43.Rh6 Kg4 44.Raa6 Rg8 45.f3 Kg5 46.Raf6 Re8 47.Rfg6) 43...Rb8 (43...Rf6 44.Rf6 Kh3 45.Rf4 Kh2 46.Rh4) 44.Ra7 (44.Nf3 Kh3 45.Rh5) 44...Rb1 (44...Kh5 45.Rg3 Rb1 46.Kg2 Rb6 47.Ra1 Rb1 48.Rb1 Kh6 49.Rh1) 45.Kg2 Kh5 46.Rg8 (46.Rg3 Rb6 47.Ra1 Rb1 48.Rb1 Kh6 49.Rh1) 46...Kh6 (46...Rb6 47.Rh7 Rh6 48.f4 Rh7 49.Rg5 Kh6 50.Nf5) 47.Nf5 Kh5 48.Rh7 1-0. jhonores (2210) - mushipirov (2060), Rated Blitz game, lichess.org, 2020.

8.Nc3 a5

9.a3.

9.b5 c5 10.d5 (10.Ne2 a4=) 10...Nbd7 11.h3 Ne5 12.Na4 Nfd7 13.Be2 Bf6 14.Qc2 b6 15.0-0-0 Nf7 16.Rdg1 Bb2 17.Kb2 Qf6 18.Kb1 Rb8 19.Nc3 Qe7 20.g4 Nf6 21.g5 Nd7 22.g6 hg6 23.Rg6 Nde5 24.Rg2 (24.Rg3 Kh8=) 24...Kh8 (24...Qh4 25.Rhg1 Kh8 26.Rg7+/–) 25.Rhg1= Rg8 26.Bh5 Nh6 (26...Bd7 27.Ne2=) 27.Rg5 Qf6 28.Bg6 Bd7 29.Ne2 a4 30.a3 Be8 (30...Nd3!?=) 31.Bf5 (31.Be8!? Rbe8 32.Nf4+=) 31...Nf5= 32.Ne4 Qf8 33.Nf4 Nf3 34.Ne6+– Qe7 35.Rf5 Ng1 36.Qd1 Qh4 37.Rf4 Qh5 38.Qg1 Bg6 39.Kc1 Be4 40.Re4 g5 41.Rg4 Qh6 42.Qg3 Qf6 43.Qd6 Rbe8 44.Kd1 Rg6 45.Qg3 (45.Qb6 Qa1 46.Kd2 Qb2 47.Ke1 Qa1 48.Ke2 Qa2 49.Kd3 Qb3 50.Ke4 Qc4 51.Ke5 Qc3 52.Kd6 Qd3=) 1–0. Muri,Heinrich (2405) – Cvetnic,Vladimir (2380), III. Danube Cup–Paul Darmogray Memorial, 2008.

9.b5 c6 10.f3 d5 11.bc6 bc6 12.cd5 cd5 13.fe4 Ne4 14.Nde4 fe4 15.Rc1 Bh4 16.g3= Qf6 17.Qd2+/– Qf3 18.Rg1 Bg5 19.Nd5 Na6 20.Bg2 Qf5 21.Nb6+– Rb8 22.Rf1 Qb5?? 23.Rf8 Kf8 24.Rc8 Rc8 25.Nc8 Nb4 26.Be4 Na2 27.Ba3 Nb4 28.Bh7 Qc6 29.Bb4 ab4 30.Qb4 Kf7 31.Nd6 Ke6 32.d5! Qd5 33.Bg8 (33.Bg8 Ke5 34.Nc4 Qc4 35.Qc4+–) 1–0. Bonetti,Shane – reptile, ICC, 2002.

9.b5 Be6 10.Be2 Nbd7 11.Qc2 c5 12.dc5 dc5= 13.Na4 Nb6 14.Nb6 Qb6 15.Rd1 Rfd8 16.0-0 Qc7 17.h3 Nd7 18.g4 Ne5 19.Ne4+/– fg4 20.Qc3 Bf6= 21.Nf6 gf6 22.hg4 Bg4–/+ 23.Rd8 Rd8 24.f3 Bh3 25.Rf2 Qg7 26.Kh2 Qh6 27.Kh1?? Kf7 28.Rh2 Rg8 29.Qa5 Bg2 30.Kg1 Bf3 31.Kf1–+ Be2 (31...Be2 32.Ke1 Rg1 33.Kd2 Nc4 34.Kc2 Qg6 35.e4 Qe4 36.Kb3 Na5 37.Kc3 Qd3#) 0–1. Seifert,Henryk (2280) – Augustyn,Sebastian (2050), Golden Rook op, 2003.

9.b5 Nbd7

10.Be2 Nb6 11.Qc2 Qe8 12.a4 Be6 13.Ba3 Nfd7 14.0-0 Qg6 15.Rac1 Qh6 16.Nd5 (16.h3 Rf6=) 16...Bd5+= 17.cd5 Rac8 (better is 17...Nd5!? 18.h3 Qg6+=) 18.Qb3 Bg5 19.Nc4 Nc4 (19...Nd5? 20.Nd6 N7b6 21.Nb7+–) 20.Rc4 (worse is 20.Qc4 Be3 21.Rc2 Nb6–/+; worse is 20.Bc4 f4 21.Rfe1 fe3 22.fe3 Nb6–/+) 20...Nb6 21.Rc2 (21.Rc3 Qg6+=) 21...Kh8 (21...Qg6!?=) 22.Bc1+= f4 23.Bg4 f3 24.gf3 (24.g3 Bd8+/–) 24...ef3 (24...Rf3 A) worse is 25.Bc8 Bf4 26.ef4 Rb3 27.Rc7 Qg6 (worse is 27...Nd5 28.Rb7 Qg6 29.Kh1+=) 28.Kh1 e3 (28...Na4 29.Be6 Qe8 30.Rg1+–) 29.fe3 Nd5–/+; B) 25.Bf3 ef3 26.Kh1+/–) 25.Kh1 (25.Bc8?? Bf4 26.Bh3 Qh3 27.ef4 Qg2) 25...Rce8 26.Rg1 Qh4 27.Be6 Rf6 28.Rg3 Rh6 29.h3 Qe4? 30.Rb2?? Ree6 31.de6 Qf5 32.Qc2 Rh3= 33.Kg1 Qe6 34.Qc7 Rg3 35.fg3 ½–½. Muri,Heinrich (2410) – Copar,Dr. Anton (2460), WCCC32SF05 ICCF, 2008.

10.Be2 c5 11.0-0 cd4 12.ed4 Qe8 13.Qb3 Kh8 14.a4 b6 15.Nd5 Nd5=+ 16.cd5 Bb7 17.f3 Bg5 18.f4 Bh6 19.Rae1 Nf6 20.Ba3 Bd5 21.Bc4 Qe6 22.Bd5 Qd5 23.Qd5 Nd5 24.Bd6 Rfc8 25.g3 Rc2–/+ 26.Ne4 fe4 27.Re4 Kg8 28.Re6 Rd8 29.Be5 Kf7 30.Rc6–/+ Rc6 31.bc6=+ Rc8 32.Rc1 Ke6 33.Kf2 Nb4–/+ 34.Ke3 Rc6 35.Rc6 Nc6 36.Ke4 Ne5 37.d5 Kd7 38.Ke5? g6 39.Kd4 Bg7 40.Kc4 Kd6 41.h4 h5 (41...h5 42.Kb5 Bd4–+) 0–1. Eisert,G – Klugert,Eberhard, corr, 1973.

10.Be2 c5 11.0-0 cd4 12.ed4 Qe8 13.Qb3 Kh8 14.a4 b6 15.f4. Eisert – Unger, corr, 1972.

10.Be2 c5 11.bc6 bc6 12.0-0 Rf7 13.Rb1 Nb6 14.Ba3 Bf8 15.c5 Nbd5 16.Na4 f4 17.cd6 f3 18.gf3+/– ef3 19.Bf3 Ng4? 20.Bg4+– Qg5 21.f4 Qg6+/– 22.Qe1 Bg4= 23.Qg3 Qd3 24.Bc1 Qe3=+ 25.Qe3 Ne3 26.Rf2 Bf5 27.Rb3 Nd1 28.Rff3 Bd6 29.Nc4= Bb4 30.Rbd3 Rd8= 31.a3 Bd3 32.Rd3 Bd6 33.Nd6+/– Rd6 34.Rd1 Rb7 35.Bb2 Rb5 36.Rd2 g5 37.Rf2 gf4 38.Rf4 Rg5 39.Kf2 Rdg6 40.Bc3 Rg2 41.Ke3 Rh2+= 42.Rf3 h5? 43.Ba5+– h4 44.Bc7 Ra2 ½–½. Wolf,M – Unger,Gerolt, corr DDR–Cup6, 1981.

10.Be2 c5 11.d5!? idea Qc2, 0-0-0.

8.Nc3 c5

9.bc5 dc5 10.dc5 =.

9.bc5 dc5 10.d5 Bd6 11.Qb3 Qe7 12.Nb5 Nbd7 13.Nd6 Qd6 14.Qc3 Re8 15.0-0-0. Sokolski – Kuznetsov, Minsk, 1953.

9.bc5 dc5 10.d5 Bd7 11.Be2 Na6 12.Qb3 Bd6 13.Rd1 Qc7 14.g3 b6 15.Nb5+= Bb5 16.cb5 Nb8 17.Nc4 Qe7 18.h3 Nbd7 19.g4 Ne8 20.gf5 Qh4 21.Rg1 Bh2 22.Rh1 Bd6 23.Rg1 Bh2 24.Rh1 Bd6= 25.Rg1 ½–½. Blankenberg,Bruno (1960) – Walther,Manfred (1890), DESC, 2000.

8.Nc3 c6

9.a3 Be6 10.Qb3 d5 11.h3 Na6 12.cd5 Nd5 13.Nd5 (13.Ba6 ba6 14.Qa4 a5=) 13...Bd5=+ (13...Qd5?? 14.Bc4 Qc4 15.Nc4+- (15.Qc4?! Bc4 16.Nc4 Nc7=)) 14.Bc4 Nc7 15.0-0 Bd6 16.f4 (16.b5 Qd7=) 16...ef3 17.Rf3 Qg5 18.e4 (18.b5 Rae8=) 18...fe4=+ (worse 18...Qd2 19.ed5 b5 20.Bd3 cd5 21.Bb5+=) 19.Ne4 Qg6 20.Nd6 Rf3 21.Bd5 Nd5 22.Qf3 Qd6 23.Rf1 Qe7 24.Bc1 Rf8 25.Qf8 Qf8 26.Rf8 Kf8 27.Bd2 Kf7 28.Kf1 Ke6 29.Ke2 Kf5 (29...Nb6=+) 30.Kd3 (better 30.Kf3!?=) 30...Nf4-/+ 31.Bf4 Kf4 32.b5 Kg3 33.bc6 bc6 34.Kc4 Kg2 35.Kc5 Kh3 36.Kc6 g5 37.d5 g4 38.d6 g3 39.d7 g2 40.d8Q g1Q 41.Qd7 Kg2 42.Qg7 Kf1 43.Qh7 Qb6 44.Kd5 Qb3 45.Kc6 Qa3 46.Qh1 Ke2 47.Qh2 Kd3?? (better 47...Ke1 48.Qh1 Kd2 49.Qd5 Ke2 50.Qh5 Qf3 51.Qf3 Kf3=) 48.Qh3 Kc4 49.Qa3 (49.Qa3 Kd4 50.Qa7 Kc4 51.Qe3 Kb4 52.Kd5 Kb5 53.Qb3 Ka5 54.Kc5 Ka6 55.Qb6) 1-0. zembelek (2030) - ruter (2120), Rated Blitz game, lichess.org, 2013.

9.a3 Be6 10.Nb3 Bf7 11.Be2 Nbd7 12.0-0 h6 13.d5 Qe8 (13...Nb6!?=) 14.Nd4+/– Bg6? (better is 14...cd5 15.cd5 g6+/–) 15.Ne6+– Rf7 16.Nc7 Qc8 17.Na8 Qa8 18.Qd2 Bh7 19.dc6 bc6 20.Rfd1 g5 21.Qd4 a6 22.Ra2 Qf8 23.Qa7 f4 24.ef4 gf4 25.Qa6 f3 26.Bf1 (26.gf3!? Rg7 27.Kf1 ef3 28.Bf3 Nb8+–) 26...fg2 27.Bg2 Rg7 28.Qc6 Ne5 29.Qb7 Qf7 30.Ba1 Qh5 31.Qa8 Bf8 32.Kh1 Nf3 33.h3 Qe5?? 34.Bf3+– ef3 35.Nd5 Qg5 36.Nf6 Kf7 37.Qe8 1–0. Fournier,Frederic (2590) – Youssef18 (2065), Active, 2004.

9.a4 Nbd7 10.Qb3 Kh8 11.Be2 Rg8 12.h4 Nf8 13.b5 Ng4 (better is 13...Ne6!?=) 14.Bg4+/– fg4 15.Nce4 Bh4 16.g3 (16.Qb4 Be7 17.Ba3 c5 18.dc5 dc5 19.Nc5 Bf5+/–) 16...Bf6 17.Nf6 Qf6 18.Qd3 d5 19.cd5 cd5 20.Ba3 Bf5 21.Qb3 Rd8 22.Rc1 Ne6 23.Ke2 Rge8 24.Kf1 Ng5 25.Rc7 Be4 26.Rh5 (26.Ne4 A) worse is 26...de4 27.Qd1+= (worse is 27.Rb7 Qf3 28.Rh2 Rd4–/+); B) 26...Ne4 27.Qb2 Ng3 28.Kg1 Re3–+) 26...Nh3 Attacking the backward pawn on f2 (better is 26...Qg6 27.Rh4 Bd3 28.Kg2 Qf5=) 27.Rh3?? (better is 27.Ne4 Re4 28.f4+=) 27...gh3–+ 28.Kg1?? (28.Ne4 Re4 29.f4–+) 28...h2 29.Kh2 Qh6 30.Kg1 Qh1 0–1. ognos – gabriel1969, internet, 2013.

9.Qb3 a5 10.b5 d5 11.c5 cb5 12.Bb5 Nc6 13.a4 Qc7 (13...Rf7 14.0-0=) 14.g3 (better is 14.Nd5!? Nd5 15.Qd5 Kh8 16.Bc3+–) 14...Be6= 15.h4 Kh8 16.Ba3 Rad8 17.Be2 Ng4 18.Rb1 g5? (better is 18...Rd7=) 19.Qb7 Qb7 20.Rb7 gh4 (20...Rb8 21.Ba6 f4 22.Rc7 fe3 23.fe3 (23.Rc6?! ed2 24.Kd2 Bg8+=) 23...Ne3 24.Rc6+–) 21.gh4 (better is 21.Bb5 hg3 22.fg3+–) 21...Kg7?? (21...Rb8 22.Ba6 Rfe8 23.Rc7+–) 22.Nb5 (better is 22.Bb5 Nb4 23.Re7 Kf6 24.Rh7 Nc2 25.Ke2 Na3 26.Nb3 Nb5 27.ab5+– (27.Nb5?! Bf7+–)) 22...Kf6 23.Nb3 h5 24.Bb2 Kg6? 25.Bc3 f4 26.Bg4 Bg4 27.Na5 Na5 28.Ba5 Ra8 29.Ra7 Ra7+/– 30.Na7 Ra8 31.Bb6+– fe3 32.fe3 Bf3 33.Rg1 Kf5 34.a5 Bh4 35.Kd2 Bf2 36.Rf1 Bg3 37.Nc6 h4 38.Ne7?? Kg4?? 39.Nd5 h3+= 40.Nc7 Rg8 41.a6 h2 42.a7 h1Q?? 43.Rh1+– Bh1 44.a8Q Ra8 45.Na8 Kf3 46.Bc7 Bf2 47.Bf4 Bg2 48.c6 Bf1 49.c7 Ba6 50.Nb6 (50.Nb6 Bh4 51.d5+–) 1–0. ognos – edgar100, internet, 2013.

9.d5 cd5 10.cd5 Bd7 11.Qb3 a6 12.a4 a5 13.b5 b6 14.Be2 Bc8 15.0-0 Nbd7 16.Rac1 Nc5 17.Qa2 Bb7 18.Ba3 Rc8 19.Bc5 Rc5 20.Nb3 Rc7 21.Nd4 Rc3 22.Rc3 Bd5 23.Bc4 Bc4 24.Qc4 d5 25.Qc7 Bc5 26.Ne6 Qc7 27.Nc7 Kf7 28.Rd1 Rd8 29.Na6 Rc8 30.Rdc1 Nd7 31.g3 Ke6 32.Kf1 g5 33.Ke2 h5 34.h3 f4 35.gf4 gf4 36.ef4 d4 37.Rc4 Kd5 38.f3 ef3 39.Kf3 Re8 40.Nc7 1–0. ognos (1625) – mali1960 (1670), internet, 2014.

9.d5 cd5 10.cd5 Nbd7 11.Be2 Ne5 12.0-0 Bd7 13.Rc1 Rc8 14.Qb3 a6 15.a4 Kh8 16.b5 Nd3 17.Bd3 ed3 18.Rfd1 ab5 19.ab5 Ng4 20.h3 Ne5 21.f4 Ng6 22.Nf3 Bf6 23.Rd3 Qb6 24.Nd4 Rfe8 25.Kf2 h6 26.Na4 Qa5 27.Bc3 Qa7 28.Ra1 Qb8 29.Nb6 Rcd8 30.Ra8 Qc7 31.Rd8 Qd8 32.Nd7 Qd7 33.Ne6 Rc8 34.Bf6 gf6 35.Rc3 Kh7 36.b6 Ne7 37.Rc7 Qe8 38.Rb7 Kg6 39.g4 fg4 40.hg4 f5 41.Qd3 Qf7 42.Re7 Qe7 43.Qf5 1–0. ognos (1660) – tih, internet, 2014.

9.Be2 a6 10.d5 cd5 11.cd5+= b5 12.a4 Bb7 13.ab5+/– ab5 14.Ra8 Ba8 15.Bb5 Bd5?? 16.Nd5+– Ng4 17.Ne4! Ne5 18.Ne7 Qe7 19.Qd6 Qd6 20.Nd6 Nbd7 21.f4 Ng4 22.Bd7 Ne3 23.Be6 Kh8 24.Kf2 Ng4 25.Kf3 h5 26.Bf5 Nf6 27.Ra1 Nd5 28.Nf7! Kg8 29.Nh6! Kh8 30.Ra7 Nf6 31.Bf6 (31.Bf6 Rf6 32.Ra8 Rf8 33.Rf8#) 1–0. orane – d1b2, caissa.com, 2006.

9.Be2 a6 10.d5 cd5 11.cd5+= b5 12.a4 Bb7 13.ab5+/– ab5 14.Ra8 Ba8 15.Bb5 (15.Bb5 Nbd7 16.Nc4+/–; < 15.Nb5 Bd5 16.Nb3 Bf7=) 1–0. Fritz 10 – NN, 2006.

9.Be2 Nbd7 10.0-0 c5 11.Qb3 Ng4? 12.Bg4 fg4 13.Nde4 Nf6 14.bc5 Ne4 15.Ne4 Bf5? 16.cd6 Be4 17.de7 Qe7 18.Ba3 Qh4 19.Bf8 Bg2 20.Kg2 Qh3 21.Kg1 Rf8 22.Qb7 h5 23.Rab1 h4 24.c5 Rf3 25.Qd5 Kh7 26.Qh5 Kg8 27.Rb8 Rf8 28.Qd5 Kh7 29.Rf8 (29.Rf8 Qg2 30.Kg2 h3 31.Kg1 Kh6 32.Qf5 g6 33.Rh8 Kg7 34.Qf8#) 1–0. kamret (2180) – petrovsky50 (1685), GameColony.com, 2005.

9.Be2 Qe8 10.0-0 Be6 11.d5 Bf7 12.Nb3 Bh5 13.Nd4 Bf7 14.Nf5+– Nbd7 15.dc6 bc6 16.b5 cb5 17.Nb5 Ne5 18.Be5 de5 19.Nc7 Qc8 20.Ne7 (20.Ne7 Kh8 21.Nc8 Rac8 22.Qd6+–) 1–0. orane – kssmck, caissa.com, 2007.

9.Be2 Kh8 10.0-0 Qe8 11.Qb3 Qg6 12.c5 d5 13.b5 f4 14.ef4 (14.Kh1!?=) 14...Bh3–/+ 15.g3 Bf1 16.Nf1 h5 (16...Nbd7!?+=) 17.Ne3= h4 (17...Nbd7!?=) 18.bc6+= bc6 19.Qb7 Nbd7 20.Qc6 Rab8 (20...Bc5 21.f5 Qh7 22.dc5+=) 21.f5 (21.Ncd5 Rb2 22.Bg4 hg3 23.hg3 Qe8+=) 21...Qg5 22.Bc1 hg3 23.hg3 (23.Ncd5?! gh2 24.Kh2 Bd8=) 23...Rbd8?? (23...Bc5 24.dc5 d4 25.Ne4 Ne4 26.Qe4 de3 27.Qh1 Qh6 28.Qh6 gh6 29.Be3 Rf5 30.Bd4 Kg8 31.Bc4 Kf8+–) 24.Ned5 (24.Ncd5?! Nd5 25.Nd5 Qf5+/–) 24...Qc1 (24...Qf5 25.Ne7 Qh7+–) 25.Rc1 Nd5 26.Kg2 Bg5 27.Rh1 Bh6 28.Nd5 Nf6 29.Rh6! gh6 30.Nf6 Kg7 31.Nh5 Kh7 32.Qg6 1–0. usingprogram (2045) – blitz2012, kurnik, 2013.

9.Be2 d5

10.Qb3 Na6 11.cd5 Nd5 12.Nd5 cd5 (12...Qd5?? 13.Bc4 Be6 14.Bd5 Bd5 15.Qc3 Nb4 16.Ba3 Nd3 17.Ke2+–) 13.b5 Nc7 14.0-0 Be6 15.Rfc1 (15.Ba3 Ba3 16.Qa3 f4 17.ef4 Rf4+=) 15...b6 (15...f4 16.ef4 Rf4 17.Qg3=) 16.Rc3 (16.Rc2 Ne8+/–) 16...Qd6 (16...f4!?+=) 17.Rac1+/– Bd7?? (better is 17...Rfc8+/–) 18.Rc7+– (18.Rc7 Kh8 19.Nb1+–) 1–0. Pamieci Krzysztofa P – napohybel, internet, 2016.

10.Qb3 Be6 11.0-0 Na6 12.a3 Nc7 13.f3 a6 (13...f4 14.Na4=) 14.fe4 fe4 (14...de4 15.Rf2=) 15.cd5+= cd5 16.Na4 b5 (16...Bf7 17.Rac1+=) 17.Nc5+= Bc5 (17...Qe8 18.h3=) 18.bc5 (worse is 18.dc5 d4 19.Qd1 d3–+) 18...h5 (18...Bg4 19.Bg4 Ng4 20.h3 Rf1 21.Nf1+=) 19.Bc3 h4 (19...Bg4 20.Bg4 hg4 21.Ba5+/–) 20.h3 (20.Ba5 h3+/–) 20...Qe8 21.Ba5 Rc8 22.Rf4 g5 (22...Qg6 23.Kh1+/– (23.Rh4 Qg3 24.Bc7 Rc7 25.Re4 Ne4 26.Ne4 de4 27.Qe6 Kh8=)) 23.Rf2 Qg6 24.Raf1 Nce8? (better is 24...Kg7+/–) 25.Ne4!+– Qe4 (25...de4 26.Qe6 Double attack (26.Qe6 Pinning; 26.Qe6 Deflection); 25...Ne4 26.Rf8 Pinning (26.Rf8 Deflection); 25...Qe4 26.Bd3 Decoy) 26.Bd3 Qe3 (26...Rc6 27.Bd8 Rf7 28.Be4 (28.Rf6?! Qe3 29.R6f2 Kg7+–) 28...de4 29.Qd1+–) 27.Bh7!! Nh7 (27...Nh7 28.Qe3 Discovered attack; 27...Kh7 28.Qe3 Discovered attack) 28.Qe3 Rf2 (28...Ng7 29.Rf8 Rf8+–) 29.Qe6 1–0. Janek – Ionci, internet free game, 2017.

10.Qb3 Be6 11.0-0 Na6 12.a3 Nc7 13.f3 Rb8 14.fe4= fe4 15.Rf2 Qd7 16.Raf1 Ng4 (16...Bg4!?=) 17.Bg4+= Bg4 18.cd5 cd5 19.Nce4 Rf2 20.Rf2 Bh4 (20...Rf8 21.h3 Rf2 22.Nf2+=) 21.g3+– Be7 22.Nc5 Bc5 (22...Qd6 23.e4+–) 23.dc5 Rf8 (better 23...Ne6+–) 24.Rf7?? (better 24.Rf8 Kf8 25.Be5+–) 24...Qf7 25.Bf6 (25.Qd1 Qf2 26.Kh1 Bd1 27.Bf6 Qd2 28.Kg1 Bf3 29.Kf1 Qe2 30.Kg1 Qg2) 25...Qf6 26.Qb1 (26.Kh1 Qf2 27.Qb1 Qd2 28.Qh7 Kh7 29.Kg1 Rf2 30.c6 Qe1) 0–1. Pierre – Joseph, internet, 2020.

10.Qb3 Be6 11.0-0 Nbd7 12.f3 Bf7 13.fe4 fe4 14.cd5 cd5 15.a3 a6 16.Rac1 Rc8 17.Na4 b6 18.Ba6+– Rc1 19.Rc1 Ng4? (better 19...Qb8 20.Be2 Rc8+–) 20.Rc8+– Qc8 21.Bc8 Rc8 22.h3 Nh6 23.Nc3 Nf6? (better 23...Bg5 24.Nd5 Nf5 25.Ne4 Be3 26.Kh2 b5 27.Ne7 Kf8 28.Qe3 Ne3 29.Nc8 Bd5+–) 24.g4 g5 (24...Nfg4 25.hg4 Bg5 26.Nb5+–) 25.Qa4 Kg7 (25...Be8 26.Qa6 Rb8+–) 26.Qa6 Rb8 (26...Rd8 27.Qb6 Be8 28.Nb3+–) 27.Qa7 Bd6 (27...Re8 28.Qb6 Bd8 29.Qa6+–) 28.Nb5 Bg3 (28...Rd8+–) 29.Nf1 Rc8 (29...Bf2 30.Kf2 Rc8 31.Bc3+–) 30.Ng3 Rc2 (30...Ne8+–) 31.Nd6 Rb2 32.Ngf5 Nf5 33.Qf7 Kh8 34.Qf8 Ng8 35.Nf7 1–0. Pierre – Shayben, internet, 2020.

10.b5 Be6 11.a4 Nbd7 12.Qc2 Rc8=+ 13.Ba3 Ba3 14.Ra3 c5 15.cd5 Nd5 16.Qb2 Nc3 17.Rc3= cd4 18.Rc8 Qc8 19.Qd4 Rd8 20.0-0 Nb6 21.Qb4 Nd5 22.Qb2 Nc3 23.Bd1 Nd1 24.Rd1=+ Qd7 25.h3 Qd3–+ 26.Qc1 Qe2 27.Qc2–/+ h6 28.g3?? f4!–+ 29.Rf1 Rd2 30.Qe4 Bd5 31.Qe8 Kh7 32.Qe5 f3 33.Qf5 Kh8 34.Qc8 Bg8 35.Qc1 Bc4 36.b6 0–1. Suwara,Kazimierz – Kuchler,Ruud (1605), internet, 2003.

10.c5 Kh8 11.a4 Qe8 12.b5 Qg6 13.g3 Be6 14.Nb3 Ng4 15.Qd2 Qh6 16.h4 Bg8 17.Bg4 fg4–/+ 18.0-0-0 Rf5 19.Rdf1 Nd7 20.Ne2 b6 21.Qc3 Rc8 22.Kb1 Rff8 23.Nf4 Bf7 24.Ba3 ½–½. Kretschmar,Heinz – Roth,Peter, corr DDR–OST, 1984.

10.Qb3 Kh8

11.0-0 b6 12.a4 White intends b5 12...Be6 13.b5 c5 (13...a6 14.Rfc1=) 14.dc5 Bc5 (14...dc4 15.Bc4 Bc4 16.Nc4 Bc5 17.Rfd1+=) 15.cd5+– Nd5 (15...Bd5!? 16.Nd5 Qd5 17.Qd5 Nd5+–) 16.Bc4+– Nc3?? (better 16...Nc7 17.Be6 Ne6 18.Nde4 Qe8 19.Nc5 Nc5+–) 17.Qc3 (17.Qc3 Qe7 18.Be6+–; 17.Bc3?! Bc4 18.Nc4 Qe7+=) 1–0. Guest – Guest301, internet, 2020.

11.0-0 Be6 12.f3 Qd7 13.fe4 fe4 14.b5 a6 15.bc6 Nc6 16.cd5 Bd5 (16...Nd5!? 17.Bg4 Bg4 18.Qd5 Nb4 19.Qd7 Bd7 20.Nce4 Nc2 21.Rf8 Bf8=) 17.Nd5+/- Nd5 18.Ne4 Qe6 19.Bc4 Rad8 (19...Rfd8 A) 20.Qb7 Rdb8 21.Bd5 Qd5-+ (21...Rb7? 22.Be6 Rb2 23.Rac1+-); B) 20.Bd5 Rd5 B1) 21.Qb7 Rb8 22.Qa6 Rb2-/+ (22...Qe4? 23.Qc6 Bd6 24.Rac1+-); B2) 21.Nc5 Bc5 22.dc5+-) 20.Rf8+- Bf8 21.Ng5 (21.Bd5 Qd5 22.Qd5 Rd5+-) 21...Qf5 (21...Qe3!? 22.Qe3 Ne3 23.Nf7 Kg8 24.Nd8 Nc4 25.Nc6 bc6+-) 22.h4+- h6?? (better 22...Na5 23.Qd3 Qd3 24.Bd3 Re8 25.Bh7 Re3+-) 23.Rf1 (23.Qb7?! hg5 24.Rf1 Qe6+/-) 23...Qd7 (23...Qf1 24.Kf1 hg5 25.Bd5 Na5+-) 24.Nf7 Kh7 25.Nd8 Nd8 (25...Qd8 26.Bd5 Kh8 27.Qb7+-) 26.Rf8 Nf6 (26...Ne6 27.Rb8 Nec7+-) 27.Bd3 g6 28.Rf6 (28.Rf6 Qg7 29.d5 Qf6 30.Bf6 Kg8 31.Qb6 Nf7 32.Qe6 Kf8 33.Qe7 Kg8 34.Qe8 Kh7 35.Qf7) 1-0. PEREIRA – Trainee, internet, 2020.

11.0-0 Be6 12.f3 Nbd7 13.cd5+= cd5 (13...Bd5 14.Nd5 ef3 15.Nf3 (< 15.gf3 Nd5 16.b5 Bb4 17.bc6 bc6=+; 15.Bf3?! cd5 16.a3 Ne4 17.Be4 de4+=) 15...Nd5 16.b5+=) 14.fe4+/– fe4 15.Nde4 Ne4 (15...de4 16.Qe6 Bb4 17.Rac1+=) 16.Ne4 de4 (16...Bb4!? 17.Qb4 de4 18.Rf8 Nf8+=) 17.Qe6+/– Bb4 18.Rf8 Bf8 19.Qe4 Nf6 20.Qe6 (< 20.Qb7 Rb8 21.Qa7 Rb2=+) 20...Qb6? (better is 20...Qe8!? 21.Qb3 Ne4+/–) 21.Qb6+– ab6 22.Bf3 Re8 23.Bc1 Ne4 (23...Bd6 24.Rb1 (< 24.Bb7 Ng4+–) 24...Bc7 25.a4+–) 24.Rb1 Nc3 (24...Nd6 25.Rb6 Rc8 26.Bb2+–) 25.Rb6 Na2 26.Bd2 (26…Rc8 27.Rb2+–) 1–0. orane (2000) – giovanny (1695), Live Game Caissa's Web, 2004.

11.0-0 Be6 12.f3 f4 13.cd5 cd5 14.fe4 fe3 15.Nf3=.

11.0-0 Be6 12.f3 Bg8 13.fe4 fe4 14.Rac1 (14.a3 Nbd7=) 14...Nbd7 15.b5 (15.a3 Qe8=) 15...Rc8 (15...dc4 16.Bc4 Nc5 17.dc5 Qd2 18.Nb1=) 16.Ba3 Ba3 (16...dc4 17.Be7 Qe7 18.Bc4=) 17.Qa3+= dc4 18.Bc4 Nb6 (18...Bc4!? 19.Nc4 cb5 20.Nb5 Rc6+/-) 19.Bg8+/- Kg8 20.bc6 Rc6 21.Nce4 Ne4 22.Ne4 Nd5 (22...Rc1 23.Rc1 Nd5 24.Qb3+- (24.Qa7 Qe7 25.Kh1 Qe4 26.Qb7 Qf5-+)) 23.Rf8+- Qf8 24.Qf8 Kf8 25.Rc6 bc6 26.Kf2 Nb4 27.a3 Nc2 28.a4 Ke7 29.Nc5 Nb4 30.e4 Kd6 31.Ke2 Nc2 32.Nb3 g5 (32...Nb4 33.Kd2 Na6 34.Kd3+-) 33.Kd2 Na3 (33...Nb4 34.Nc5+-) 34.Kc3 Nb1 (34...c5 35.dc5 Kc6+-) 35.Kb2 (35.Kb2 h5 36.Kb1+-) 1-0. PEREIRA – Valoise, internet, 2020.

9.Be2 Be6

10.0-0 d5 11.a3 Nbd7 12.Nb3 dc4 13.Na5 Qb8 14.Bc4= Bc4 15.Nc4 Nd5 16.Rc1 N7b6 17.Nb6 Nb6 18.Qb3 Kh8 19.b5 Bd6 20.g3 a5 21.bc6 bc6 22.Rb1 a4 23.Qc2 Qc8 24.Rfc1 Qe6 25.Ne2 Rfc8 26.Rd1 Nc4 27.Qc3 Rab8 28.d5= Qe5 29.Qc4 (29.Qc4 Rb2 30.Rb2 Qb2 31.dc6+/–) 1–0. Bonetti,Shane – Dolphin2 (1915), ICC, 2002.

10.0-0 d5 11.a3 Nbd7 12.Nb3 Bd6 13.c5 Bb8 14.a4 f4 15.ef4 Bf4 16.g3 Bc7 17.Re1 Qe8 18.b5 Qg6 19.bc6 bc6 20.Rb1 Ng4–+ 21.Bg4 Bg4 22.Qd2 Qh5 23.Nd1 Bf3 24.Ne3?? Rf6 25.h4–+ Qh4?? 26.gh4+= Rg6 27.Kf1 Bh2 28.Ng4 Rg4 29.Qg5 Rg5 30.hg5 Rf8 31.Na5?? Rf4–+ 32.Red1 Rg4 33.Ke1 Bf4 34.Kf1 Rh4 (34...Rh4 35.Nc6 Rh1#; 34...Bd1?! 35.Rd1 Nb8 36.Bc1–/+) 0–1. Machete99 (2300) – jdc (2265), ICC, 2002.

10.0-0 d5 11.Qb3 Qc7 12.a3 f4 13.cd5+– Nd5 14.Nd5 cd5 (14...Bd5 15.Bc4 Qd7 16.Ne4+=) 15.Ne4! de4?? (better 15...fe3 16.fe3 Nc6+–) 16.Qe6+– Kh8 17.Qe4 Nc6 (17...fe3 18.Rac1 Qd6+–) 18.Bd3 g6 19.d5 Bf6 20.Bf6 (20.dc6?! Bb2 21.Rab1 Rae8+–) 20...Rf6 21.dc6 bc6 22.Rac1 Raf8 23.ef4 Rf4 (23...Qd6 24.Rc5+–) 24.Rc6 Qf7 25.Qe5 Rf6 (25...Qg7 26.Qe3+–) 26.Rc7 (26.Rc7 Qe8 27.Qe8 Re8 28.Ra7+–) 1–0. Guest – GuestSurma, internet, 2020.

10.0-0 d5 11.Qb3 Nbd7 12.a4 Qe8 13.b5 Qg6 14.f4 Rfc8 15.Ba3 Bd8 16.Rac1 Ng4 17.Bg4 Qg4 18.bc6 bc6 19.cd5+= Rcb8 20.Qc4 cd5 21.Qc6 Qg6 22.Nd5 Qf7 23.Nc7 Bc7 24.Qc7 Qe8 25.a5 Nf6 26.Rfe1 a6 27.Qd6 Rb5 28.Rc5 Rd8 29.Qc6 Rc5 30.Qe8 Re8 31.Bc5 Rb8 32.Nb1 Rb3 33.Na3 Kf7 34.h3 Nd7 35.Bd6 Bd5 36.Nc2 Ke6 37.Be5 g6 38.g4 Rb5 39.Ra1 fg4 40.hg4 h5 41.gh5 gh5 42.Ne1 Kf5 43.Ng2 Bf7 44.Bc7 Nf6 45.Bd8 Nd5 46.Bh4 Kg4 47.Bf2 Be6 48.Kf1 Kh3 49.Kg1 Nc3 50.Re1 Ra5–+ 51.f5 Bf5 52.Nf4 Kg4 53.Kg2 Kg5 54.Rc1 Nd5 55.Nd5 Rd5 56.Rc5 Rc5 57.dc5 a5 58.Be1 a4 59.Bb4 h4 60.c6 Kf6 61.c7 Ke5 62.Be7 h3 63.Kg1 Kd5 64.Kf2 Kc6 65.Bf6 Kc7 66.Ke2 Kc6 67.Be5 Kd5 0–1. Labbe,Regis (2130) – Stibal,George (1875), 1st Webchess Open Tournament group, 2005.

10.0-0 Nbd7 11.a4 d5 12.c5 (12.Qb3 Bd6=) 12...h6 (12...Qc7 13.h3=) 13.b5 Nh7 (13...Qc7 14.Qb3=) 14.g3 (14.a5 a6 15.bc6 bc6+=) 14...Ng5 (14...Nhf6 15.Re1+=) 15.h4+= Nh7 (15...Nf7 16.a5 a6 17.bc6 bc6 18.Qa4+–) 16.Qc2 (16.a5 a6 17.bc6 bc6+–) 16...Nhf6 17.a5 cb5 (better 17...a6!? 18.bc6 bc6=) 18.a6+– b6 (18...Qc8 19.ab7 Qb7 20.Nb5+–) 19.c6+– Nb8 20.Nb5 Ne8? (better 20...Qc8 21.Rfc1 Na6+–) 21.c7 Nc7 (21...Qd7 22.Rfc1 Nd6+–) 22.Nc7 (22.Nc7 Bd7 23.Na8+–) 1–0. Pierre – Gargannyi, internet, 2020.

10.0-0 Qe8 11.b5 Qg6 12.Rc1 Nbd7 13.a4 Ng4 14.h3 Nh6 15.Ba3 f4 16.Nce4 Bh3 17.Bf3 fe3 18.fe3 Rae8 19.bc6 bc6 20.Kh1 Bg4 21.Rb1 Bf3 22.Rf3 Rf3 23.Qf3 Rf8 24.Qg3 Ng4 25.Rb7 Qe6 26.Bd6 Bd6 27.Qd6 Qd6 28.Nd6 Ne3 29.Rd7 h6 30.Nf3 Ng4 31.Rc7 Rb8 32.g3 Rb1 33.Kg2 Rb2 34.Kh3 Nf2 35.Kg2 Ne4 36.Kf1 Nd6 37.Rc6 Ne4 38.d5 Ng3 39.Ke1 Re2 40.Kd1 Ra2 41.d6 Ra1 42.Kc2 Ra2 43.Kd3 Ra3 44.Kd4 Rf3 45.d7 Rf4 46.Ke5 Re4 47.Kd5 Rf4 48.d8Q Kh7 49.Qd6 Rf5 50.Kd4 Rg5 51.Qf4 Ne2 52.Ke3 Nf4 53.Kf4 Ra5 54.Rc7 Ra4 55.Ke5 Ra5 56.Kf4 Kg6 57.c5 Kf6 58.c6 Rc5 59.Rc8 Ke7 60.Rc7 Kd6 61.Rg7 Kc6 62.Ra7 Rd5 63.Kg4 Rd7 64.Rd7 Kd7 65.Kh5 Ke6 66.Kh6 ½–½. ognos – emiliux, internet, 2014.

10.0-0 Bf7 11.a4 Nbd7 12.b5 Kh8 13.a5 d5 14.a6 Qc7 15.Ba3 Ba3 16.Ra3 f4 (16...dc4 17.ab7 Qb7 18.Nc4 Bc4 19.Bc4=) 17.ab7+/- Qb7 18.bc6 Qc6 19.cd5 (19.c5 fe3 20.fe3 a6+/-) 19...Nd5 (19...Bd5!? 20.Nd5 Qd5+=) 20.Nce4+/- fe3 21.fe3 Rae8 (21...a5 22.Bf3+/-) 22.Ng5 (22.Qa4 Qa4 23.Ra4 Ne3+-) 22...Bg6 23.Rf8 (23.Ra7 Ne3 24.Rf8 Nf8-+) 23...Rf8 24.Bf3 Qd6 (24...N7b6!?+/-) 25.Qa4 N7b6 26.Qa7 Qb4 (better 26...Rc8+-) 27.Bd5?? (27.Ne6 Rg8 28.Nf1 Nf6+-) 27...Nd5?? (better 27...Qd2 28.h3 Nd5-+) 28.Qc5+- h6 (28...Re8 29.Qb4 (29.Qd5 Qa3 30.Nf1 Re3=+) 29...Nb4 30.Nc4+-) 29.Qb4 (29.Qd5?? Qa3 30.Ngf3 Qc1 31.Nf1 Bd3-+) 29...Nb4 30.Ne6 (30.Ngf3 Re8 31.Ne5 Kh7+-) 30...Rc8 (30...Re8 31.Nf4 Bc2 32.Nf3+-) 31.h3 (31.Kf2 Re8 32.Nc5 Nc2+-) 31...Rc1? (better 31...Nc2 32.Rb3 Bf7+-) 32.Kh2 Rc2 (32...Rc8 33.Nc5 Kh7+-) 33.Ra8 Kh7 34.Nf8 Kg8 35.Ng6 Kf7 36.Nf3 (36.Ne5 Ke6 37.Re8 Kd5+-) 36...Ke6 (36...Kg6 37.e4 Nd3+-) 37.Nf4 Kf5 (37...Kd6 38.Nh4 g5 39.Nf5 Kd7 40.Ra7 Kc6 41.Ne6+-) 38.Ra5 (38.Rf8 Ke4 39.Re8 Kf5 40.Re5 Kf6 41.Re6 Kf7 42.Ne5 Kf8 43.Nfg6 Kg8 44.Re8 Kh7 45.Rh8) 38...Ke4 (38...Kf6+-) 39.Re5 1-0. jhonores (2110) - Avlis (2165), Rated Blitz game, lichess.org, 2020.

8.Nc3 d5

9.Qa4 Bd7 10.Qb3 Be6 =.

9.Qb3 c6 (--> 6.d4 e4 7.Nfd2 d5 8.Qb3 c6 9.Nc3 0-0).

9.Qb3 Be6 10.b5 Qd7 11.cd5 Nd5 12.Bc4 c6 13.bc6 +=.

9.Qb3 Be6 10.cd5 Nd5 11.Nd5 Bd5 12.Bc4 c6 13.b5 =.

9.Qb3 Be6 10.Be2 c6 11.b5 Kh8 12.0-0 Nbd7 13.bc6 bc6 14.Ba3 Rb8 15.Qa4 Nb6 16.Qa7+= Ba3 17.Qa3 dc4 18.Rab1 Qc7 19.Qc5 Nfd5 20.Nd5+/– Bd5 21.Nc4 Nc4 22.Bc4 Rb1?? 23.Qf8 (23.Qf8 Bg8 24.Qg8#; 23.Rb1?! Qf7 24.Rb7 Qg8+/–) 1–0. b4_player – opponent, gamecolony.com, 2007.

9.b5 Be6 10.Qb3 Qd7 11.a4 c6 12.Be2 a6 13.c5 ab5 14.ab5 Ra1 15.Ba1 Qc7 16.f4 Nbd7 17.0-0 Ra8 18.b6 Qc8 19.Na2 Qe8 20.Nb4 Qg6 21.Qc3 Ng4 22.h3 Ngf6 23.Rb1 Nh5 24.Rb3 Ng3 25.Bd1= Bd8 26.Ra3 Ra3? 27.Qa3+/– Qh6 28.Qa8+– Qh4 29.Qb7 Nh5? 30.Qc6 Qe1 31.Nf1 Ng3 32.Qe6 Kf8 33.Qd7 Bh4 34.Qd6 Be7 35.Qb8 Kf7 36.Ba4 g6 37.Qe8 Kg7 38.Qe7 Kg8 39.Nd5 (39.Nd5 Qf1 40.Kh2 Qh1 41.Kg3 Qe1 42.Kh2 Qh4 43.Nf6 Qf6 44.Bb3 Qf7 45.Qf7 Kh8 46.d5#) 1–0. Dluhosch,Thomas – Grossmann,Peter, BdF, 1984.

9.c5 c6 10.Be2= Qc7 11.Qb3 b5 12.Bb5+= Ba6 13.Ba6+/– Na6 14.b5 Rab8 15.0-0 Ng4+= 16.g3 Bc5 17.Qa4 Bd6? 18.Qa6+– Rb6 19.Qa5 Qf7 20.h3 Ne3? 21.fe3 Qg6 22.Ne2 Bg3 23.Ba3 Rfb8 24.bc6 Rc6 25.Qd5 Kh8 26.Rab1 (26.Rab1 Rcc8 27.Rb8 (27.Ng3?! Qg3 28.Kh1 Qh3 29.Kg1 Qg3 30.Kh1 Qh3 31.Kg1 Qg3 32.Kh1 Qh3=) 27...Bb8 28.Kf2+–) 1–0. Registration (2450) – tarov (2110), ICC, 2003.

9.c5 f4 10.Be2 =+.

8.Nc3 Be6

9.Be2 c6 10.0-0 Nbd7 11.b5 (11.d5 cd5 (11...Bf7 12.dc6 bc6 13.Rb1 Ne5 14.Qa4 Qc7 15.Rfd1 Rfb8=) 12.cd5 Bf7 13.Nc4 Ne5 14.Qd4 Nfd7 15.Na5 Bf6=; 11.Qb3 A) 11...a5 12.b5 Qe8 (12...Nb6 13.a4 Qc7 14.f3 f4 15.ef4 e3+=; 12...Qc7 13.f3 ef3 14.Rf3 d5 15.c5 Ng4+=) 13.f3 Qg6 14.bc6 bc6 15.Qa4 Rfc8=; B) 11...d5 B1) 12.Rac1 Qe8 (12...dc4 13.Bc4 Bc4 14.Nc4 Kh8 15.Rfd1 Rc8+=; 12...Qb8 13.b5 a6 14.cd5 Nd5 15.Nd5 cd5=; 12...a6 13.f3 ef3 14.Nf3 Ne4 15.a3 Ndf6=) 13.b5 Qg6 14.bc6 bc6 15.cd5 Nd5=; B2) 12.f3 ef3 (12...f4 13.cd5 cd5 14.Nde4 fe3 15.Bc1 Ne4+=; 12...Qe8 13.cd5 Nd5 14.fe4 fe4 15.Rf8 Bf8=) 13.Nf3 Ne4 14.b5 Ndf6 15.c5 Rb8=) 11...d5 (11...a6 12.a4 Qe8 (12...Qc7 13.f3 ab5 14.ab5 Ra1 15.Qa1 d5=) 13.d5 cd5 14.cd5 Nd5 15.Nde4 Ne3=; 11...Qe8 12.d5 cd5 13.cd5 Nd5 14.Nde4 Ne3 15.fe3 fe4=; 11...Rc8 A) 12.Rc1 Qb6 (12...a6 13.a4 Qe8 14.Qc2 Qg6 15.d5 Bf7=; 12...Qe8 13.Qa4 Ra8 14.f3 Nb6 15.Qc2 ef3=) 13.Nb3 d5 14.bc6 bc6 15.c5 Qc7=; B) 12.bc6 bc6 13.Rb1 Rb8 14.f3 Nb6 15.Qc2 ef3=; C) 12.f3 d5 13.c5 Nc5 14.bc6 bc6 15.dc5 Bc5=+; D) 12.Qb3 Qe8 (12...cb5 13.Qb5 a6 14.Qa4 Re8 15.Rab1 d5=; 12...Qa5 13.f3 ef3 14.Bf3 Ng4 15.d5 Nc5=; 12...Qc7 13.f3 ef3 14.Bf3 Ng4 15.d5 Nc5+=) 13.Rab1 Qg6 14.f3 Nb6 15.bc6 bc6=; E) 12.Qa4 cb5 13.Qb5 a6 14.Qa4 Re8 15.Rab1 Qc7+=) 12.Qb3 (12.c5 cb5 (12...Qc7 13.Qb3 Bf7 14.Rab1 Nc5 15.dc5 d4=; 12...f4 13.ef4 Qc7 14.bc6 bc6 15.Bc1 Rab8+=) 13.Nb5 a6 14.Nc3 b6 15.cb6 Qb6=+) 12...Rc8 (12...Qb8 13.Ba3 Ba3 14.bc6 bc6 15.Qa3 f4+=; 12...Qc7 13.c5 Bf7 14.Rab1 Nc5 15.dc5 d4=; 12...a6 13.bc6 bc6 14.Ba3 Kh8 15.Be7 Qe7+=) 13.Ba3 (13.bc6 bc6 14.Ba3 Rb8 15.Qa4 c5=) 13...Kh8 (13...Ba3 14.Qa3 cb5 15.Nb5 dc4=) 14.bc6 (14.Be7 Qe7 15.bc6 bc6+=) 14...bc6 15.Be7 Qe7 16.c5 g5 17.Qb7+/– f4 18.Qa7 Bg4 19.Bg4 Ng4 20.Rae1 f3 21.gf3 ef3 22.h3 Qe6 23.Rb1 Nge5 24.Kh2 Ng4 25.Kg1 Ne3 26.fe3+/– Qh3 27.Rf2 +/–. Buss,Michael – Windfridsson,Hakan, corr 4AMM–02, 1997.

9.Be2 c6 10.Qb3 b5 11.a3 a5 (11...bc4 12.Nc4 Nbd7 13.Qa4=) 12.d5 bc4 13.Bc4 cd5 (13...Bf7 14.0-0+=) 14.Nd5 1–0. Janek – zandar, internet, 2017.

9.Be2 Nbd7 10.d5 Bf7 11.0-0 Ne5 12.Nb3 Kh8 13.Nd4 g6 14.Qd2 Rg8 15.f3 ef3 16.gf3 Bf8 17.f4 Neg4 18.h3 Nh6 19.Bf3 Bg7 20.Ne6 Be6 21.de6 Re8 22.Nd5 Re6 23.Nf6 Bf6 24.Bb7 Rb8 25.Bd5 Re8 26.b5 Qe7 27.Bd4 Nf7 28.Rae1 Nd8 29.e4+– fe4?? 30.Re4 Ne6 31.Re6 Bd4 32.Qd4 Qg7 33.Qg7 Kg7 34.Rfe1 Rf8 35.Re7 Kh6 36.Rc7 Rf4 37.Ra7 Rbf8 38.b6 Rf2 39.b7 Rb2 40.Ra8 Rb7 41.Bb7 Rf4 42.Bd5 Rd4 43.Re2 Rd1 44.Kg2 Kg5 45.a4 Ra1 46.a5 Ra3 47.a6 h5 48.a7 h4 49.Kh2 Ra5 50.Rg2 Kf4 51.Re8 Ra7 52.Rg4 Kf5 53.Rf8 Ke5 54.Re4# 1–0. Fritz 10 – NN, 2007.

9.h3 Nbd7 10.Be2 Bf7 11.Qc2 c6 12.g4 g6 13.gf5 gf5 14.0-0-0 a5 15.a3 ab4 16.ab4 c5 17.dc5 dc5 18.b5 Be6 19.f3 ef3 20.Bf3 Qc7 21.Rhg1 Kf7 22.Nd5 Bd5 23.Bd5 Ke8 24.e4 f4 25.Nf3 Nb6 26.Be6 Na4 27.Be5 Qa5 28.Rg7 Qb4 29.Ng5 Nb6 30.Bf7 Rf7 31.Rf7 Nc4 32.Bf6 Bf6 33.Rd8 Bd8 34.Kd1 Bg5 35.Rh7 Rd8 36.Ke2 Qd2 37.Qd2 Rd2 38.Kf3 Rd3 39.Kg4 Rg3 40.Kf5 Nd6 41.Ke6 Kf8 42.Kd6 Kg8 43.Rb7 f3 44.Rb8 Kg7 45.Rb7 Kg6 46.Re7 f2 47.Re6 Bf6 48.e5 Rd3 49.Kc5 f1Q 50.Rf6 Qf6 51.ef6 Kf6 52.b6 1–0. uhasz (1745) – mila77 (1890), internet, 2014.

9.d5 Bf7

10.Be2 Nbd7 11.0-0 a6 12.a4 (12.f3 a5 (12...Bg6+= 13.fe4 Ne4 14.Nce4 fe4 15.Rf8 Nf8+=; 12...ef3 13.Nf3 Ng4 14.Qd2 Nge5 15.Ne5 de5+=) 13.ba5 Bg6 14.fe4 Ne4 15.Nde4 fe4+=) 12...c5 (12...c6 13.dc6 bc6 14.b5 Nc5 15.Qc2 cb5=) 13.b5 ab5 (13...Ne5 14.Qb3 Qa5 15.Rfb1 Nfd7+=) 14.ab5 Ne5 (14...Qc7 15.g4 Ra1+=) 15.Qc2 (15.Ra8 Qa8+=) 15...Nfd7 (15...Qc7+=) 16.Ra8 Qa8 17.Ra1 Qb8 18.Qa4 b6 (18...Bf6 19.Qa5+=) 19.Qa6 Qc7 20.Qa7 Qa7 (20...Qc8!?+/–) 21.Ra7+– Bf6 22.Na4 Rb8 23.Be5 Ne5 24.Nb6! 1–0. Hoeysniemi,Yrjoe – Wiencek,Ted, corr ICCF WT/T/348/19–G, 1973.

10.Be2 Nbd7 11.0-0 c6 12.dc6 bc6 13.Rb1= Ne5 14.b5 cb5 15.Nb5 Qd7 =.

10.Be2 Nbd7 11.0-0 Ne5 12.Qb3 Kh8 13.Rac1 Qe8 14.a4 Bh5 15.f3 ef3 16.Nf3 Nf3 17.Bf3 Ng4 18.Ne2 Bg5 19.Nf4 Bf4 20.ef4 Qf7 21.Rfe1 Rae8 22.Bd4 Re1 23.Re1 Re8 24.Qc3 Bg6 25.Re8 Qe8 26.Bg7 Kg8 27.Bd4 b6 28.a5 ba5 29.ba5 Qa4 30.Bg4 fg4 31.Ba7 Qd1 32.Kf2 Be4 33.Bd4 h5 34.Bh8 g3 35.hg3 Qg4 36.a6 h4 37.a7 hg3 38.Qg3 Qg3 39.Kg3 1–0. ognos (1640) – tih, internet, 2014.

10.Be2 Nbd7 11.a3 A) 11...Ne5 12.f3 Bh5 13.0-0 ef3 14.Nf3 Bf3 15.gf3 c6+=; B) 11...a5 12.b5 Nc5 (12...Rc8 13.0-0 c6 14.dc6 bc6 15.Rb1 Ne5=; 12...c6 13.dc6 bc6 14.Rb1 Rb8 15.bc6 Ne5+=) 13.0-0 Nfd7 14.Nb3 Bf6 15.Nd4 Bg6=; C) 11...c6 12.dc6 bc6 13.0-0 Rb8 14.Rb1 Ne5 15.b5 Qc7=.

10.Be2 Nbd7 11.Rb1 Ne5 (11...c6 12.dc6 bc6 13.b5 Rc8 14.0-0 d5 15.bc6 Nb8=) A) 12.a3 c6 (12...Qd7 13.0-0 c6 14.dc6 Qc6 15.Rc1 a6=) 13.dc6 bc6 14.0-0 Rb8 15.b5 Qc7=; B) 12.0-0 c6 13.dc6 bc6 14.Qa4 Nfd7 15.Rfd1 Nb6=; C) 12.Nb3 c6 13.0-0 Qc7 14.Qd2 Rac8 15.Rfc1 Bh5=.

8.Nc3 Qe8

9.Qb3 c6 10.b5 Qg6 (10...Nbd7 11.c5 d5 12.Qa4=) 11.Ne2 Qh6 12.Nf4 g5 13.c5 d5 14.Ne2 f4 (14...Qh4 15.Rb1=) 15.ef4 gf4 16.f3 e3 17.Ne4 Ne4 18.fe4 Be6 19.bc6 bc6 20.Qb7 Nd7 21.Qc6 Rac8=+ 22.Qa6 de4–/+ 23.Nf4 Nc5 24.dc5 Rf4 25.Bc4 Bh4 26.g3 Bg3! 27.Kd1 e2 28.Kc2 Rc5 29.hg3 Rf2 30.Rae1 Qg6 31.Kb1 Bc4 32.Qa7 Rd5 33.Qc7 Ba6 34.Ka1 Rf8 35.Qc3 Rf1 36.Qh8 Kf7 37.Bd4 0–1. pierre – Caravaggio, ChessWorld.net, 2005.

9.Qb3 c6 10.h4 Be6 11.Ne2 b5 12.Nf4 bc4 13.Bc4 Bc4 14.Nc4 d5 15.Ne5 Bd6 16.b5 Be5 17.de5 Ng4 18.e6 Qc8 19.Rc1 Qc7 20.Nd5 Qd6 21.Nc7 Qc7 22.e7 1–0. usingprogram (2045) – blitz2012, internet, 2013.

9.Qb3 Qg6 10.g3 Qh5 11.Be2 Qh3 12.0-0-0 c6 13.f3 ef3 14.Nf3 a5 15.b5 cb5 16.cb5 Kh8 17.a4 Nbd7 18.Ng5 Qh6 19.Nf7 Rf7 20.Qf7 Qe3 21.Kb1 Nf8 22.Rd3 Be6 23.Re3 Bf7 24.Re7 1–0. lendzior – mila77 (1750), internet, 2013.

9.Qb3 Kh8 10.Be2 g5 11.0-0+– Qg6 12.c5 c6 13.cd6 Bd6 14.Nc4 Bc7 15.d5 b5 16.Na5 cd5? (16...f4 17.Nc6 f3 18.Nb5 fe2+=) 17.Nd5 (17.Nb5 Ba5 18.Qd5 Bb4 19.Qa8 Bd7+–) 17...Bd8 18.Rac1 Nbd7 (18...Be6 19.Bb5 Ba5 20.ba5+– (20.Bf6?! Qf6 21.ba5 Qe5+–)) 19.Rfd1 (better 19.Bb5 Nb6 20.Bc6 Rb8+–) 19...h5 (19...f4+–) 20.Nc6 Kh7 (20...Bb7 21.Nd8 Rad8+–) 21.Nd8 Rd8 (21...Qe8+–) 22.Nf6 Nf6 23.Rd8 Be6 (23...Ba6 24.Rc7 Kh6 25.Bf6 Rd8 26.Bd8 Qd6 27.Qg8 Qh2 28.Kh2 Bb7 29.Bg5) 24.Rc7 Nd7 (24...Bd7 25.Ra8 g4 26.Rd7 Kh6 27.Bf6 Qf6 28.Qg8 Qg6 29.Qf8 Kg5 30.Qe7 Kh6 31.Rh8 Qh7 32.Qg7) 25.Ra8 Bb3 (25...Qf6 26.Qe6 Kg6 27.Bf6 Nf6 28.Rg8 Kh6 29.Qf6) 26.Rh8 1–0. Pierre – GuestKunte, internet, 2020.

9.Qb3 Kh8 10.Be2 Qg6!? 11.0-0 f4=.

9.Qb3 Kh8 10.Be2 Qg6 11.0-0 Nh5 12.Nd5 Bd8 13.Qd1 Nf6 14.Nf4 Qg5 15.d5 Ng4 16.c5 Qh4 17.Bg4 fg4 18.Ne4 Bf5 19.Ne6 Be4 20.Bg7 Kg8 21.Bf8 Bf6 22.Be7 Be5 23.Bh4 1–0. ventil (1655) – smaxmm, internet, 2014.

9.Qb3 Kh8 10.g3 c6 11.a4 d5 12.b5 Be6 13.bc6 bc6 14.Qb7 Nbd7 15.Qc6 Bb4 16.c5 Bc3 17.Bc3 Rb8 18.Bb5 Qe7 19.Rb1 Rfc8 20.Qa6 Nb6 21.0-0 Nc4 22.Nc4 dc4 23.Bc4 Bc4 24.Qc4 Rb7 25.Rfc1 Rcb8 26.Rb7 Qb7 27.c6 Qc7 28.d5 Ne8 29.Qc5 h6 30.Qf8 Kh7 31.Qf5 Kh8 32.Be5 Nd6 33.Bd6 Qd6 34.c7 1–0. usingprogram (2045) – blitz2012, internet, 2013.

9.Be2 Qg6 10.0-0 f4 11.Kh1 (< 11.ef4 Bh3 12.g3 Bf1 13.Qf1 Nc6–/+) 11...Bf5 12.ef4 Nc6 13.f3 ef3 (13...e3!? 14.Nde4 Nb4=+ (< 14...Be4 15.fe4 Nb4 16.a3+/–)) 14.Nf3+/– Ne4 (14...Nb4?? 15.Nh4 Qf7 16.Nf5+–) 15.Nd5 Bd8 16.Ne3 Bd7 17.b5 Ne7 18.Bd3 Nf5 19.Be4 Ne3 20.Bg6 Nd1 21.Bh7 Kh7 22.Rad1 Rf4 23.Bc1 Rf5 ½–½. pierre (2015) – luciano59 (2105), internet, 2006.

9.h3 Qg6 10.g4 fg4 11.hg4 Ng4 12.Nde4 Bf5 13.Qe2 Be4 14.Ne4 Qe4 15.f3 Rf3 16.Rg1 Re3 0–1. lendzior – mila77 (1745), internet, 2013.

8.Be2 c6

9.0-0 Na6 10.Qb3 d5 11.b5 Nc7 12.a4 a5 (12...cb5 13.ab5 dc4 14.Bc4 Ncd5 15.Nc3+=) 13.Ba3+= Kh8 14.Nc3 Be6 15.Rfc1 Qd7 (15...dc4 16.Bc4 Ba3 17.Ra3+=) 16.Rab1 Rab8? (16...dc4 17.Bc4 Rad8 18.bc6 bc6 19.Be7 Qe7 20.Be6 Ne6 21.Nc4+/-) 17.bc6 (better 17.Be7!? Qe7 18.bc6 bc6 19.Qb8 Rb8 20.Rb8 Nce8 21.cd5 cd5 22.Nb3+-) 17...bc6+= 18.Qb8 Rb8 (better 18...Ba3!? 19.Qb6 Bc1 20.Rc1 Ra8+/-) 19.Rb8+- Bg8 20.Be7 Qe7 21.cd5 Ncd5 22.Nd5 cd5 23.Rcc8 (23.Rc5!? f4+-) 23...Qa3+/- 24.Bb5 Qa1 25.Nf1 h6 26.Bd7 (better 26.h3+-) 26...Nd7+= 27.Rg8 Kh7 28.Rh8 Kg6 29.g3?? (better 29.Ra8 Qa4 30.Ra6 Nf6 31.Rha8+=) 29...Nb8-+ 30.Rb8 Qa4 31.h4 (31.Rb6 Kh5-+) 31...Qa1 32.Kg2 (32.Rb5 a4 33.Rd5 a3-+) 32...a4 33.Rb6 (33.Rb5 a3 34.g4 a2 35.Rd5 f4 36.h5 Kf7-+) 33...Kh7 34.h5 a3 35.g4 fg4 36.Ng3 a2 37.Ra6 Qb2 38.Nf5 a1Q 39.Ra1 Qa1 40.Ne7 (40.Ng3 Qd1-+) 40...Qd1 41.Nd5 Qf3 42.Kg1 g3 43.fg3 Qg3 44.Kf1 Qf3 45.Ke1 Qh5 46.Nf4 Qf3 47.Kd2 Kg8 (better 47...Qf2 48.Ne2 h5 49.d5-+) 48.d5 Kf7 49.d6 Ke8 50.Ne6 Kd7 51.Nd4 Qf2 52.Ne2 Qe3 (better 52...h5 53.Kd1 Qe3-+) 53.Ke3= Kd6 54.Ke4 Ke6 55.Kf4 Kf6 56.Ng3 Kg6 57.Kg4 Kf6 58.Nh5 Kf7 59.Kf4 g6 60.Ng3 Kf6 61.Kg4 h5 62.Kh4 Ke5 63.Kg5 Kd4 64.Nh5 Ke3 65.Kg6 ½-½. jhonores (2170) - totoroo (2265), Rated Blitz game, lichess.org, 2020.

9.0-0 Na6 10.b5 Nc7 11.Nc3 Kh8 12.a4 d5 13.a5 Qe8 14.a6 f4 15.ef4 Bd6 16.g3 cb5 17.ab7 Bb7 18.c5 (better is 18.Nb5!? Nb5 19.cb5+=) 18...Be7+= 19.Qb3 Now all is on b5 19...Bc6 20.Ra5 a6 21.Na2 Nd7 22.Nb4 Nb8 23.f3 (worse is 23.Nc6 Nc6 24.Ra3 Bf6–/+) 23...e3 24.Qe3 Bc5 25.Qc3?? (better is 25.Qe8 Re8 26.dc5 Re2 27.Rf2 Re1 28.Kg2=) 25...Bb6–+ (25...Qe2?! 26.dc5 Qe7 27.Nb3=) 26.Raa1 Ne6?? (better is 26...a5–+) 27.Nb3 Bb7 28.Nd3 (better is 28.Rfe1!?–/+) 28...Nc6–+ 29.Ndc5 Bc5?? (better is 29...Ncd4 30.Kh1 Nc5 31.Qd4 Rf7 32.Nc5 Qe2–+) 30.dc5+= d4 31.Qd2 Rd8 32.Rfe1 Qd7 33.Rad1 Qd5 34.Na5 Na5 35.Qa5 Rfe8 36.Qb6 d3 37.Bd3?? Qf3–+ (37...Qf3 38.c6 Bc6–+ (38...Rd3?? 39.Rd3 Qc6 40.Qc6 Bc6 41.Rd6+–); 37...Qc5 38.Qc5 Nc5 39.Bf1 Bf3 40.Rd8 Rd8 41.Re7=) 0–1. Miklas,Marian – Malar,Pavol (2075), SVK–chT2A, 1998. (=1.c4 f5 2.b4 e5 3.Bb2 d6 4.e3 Nf6 5.Nf3 Be7 6.d4 e4 7.Nfd2 0-0)

9.0-0 d5 10.b5 cb5 11.cd5 (11.cb5 a6=) 11...a6 (11...b4 12.a3-/+) 12.a4 (12.f3 Nd5 (worse 12...Qd5 13.Nc3 Qd8 14.fe4=) 13.fe4 fe4 14.Rf8 Kf8 15.Ne4 Ne3=+) 12...ba4 13.Qa4 Nd5 14.Bc4 Kh8 15.Ba3 b5 16.Be7 Qe7 (16...ba4?! 17.Bd8 Rd8 18.Bd5 Rd5 19.Nc3=) 17.Bd5 ba4 18.Ba8 Bd7 19.Nc4 (19.Rc1 Bb5 20.Bd5 Nd7-+) 19...Nc6 (19...Be6 20.d5 Bf7 21.Rc1-+) 20.Bc6-/+ Bc6 21.Ne5 Bb5 22.Rc1 Qb7 23.Na3 f4 24.Nac4 f3 (24...Bc4!? 25.Nc4 fe3 26.fe3-+) 25.Nd6 Qe7 (better 25...Qd5!? 26.Ndf7 Kg8-+) 26.Ne4= fg2 27.Kg2 Qh4 (27...Kg8 28.h3=) 28.Ng3 Qe7 29.Rc5 Qb7 30.Kg1 Rc8?? (better 30...Be8 31.Rc2 Kg8=) 31.Nf7!!+- Kg8 (31...Qf7 32.Rc8 Deflection) 32.Nd6 Rc5 33.Nb7 (33.dc5 Qf3-/+) 33...Rc3 34.Nc5 a3 (34...Rc4 35.Nge4+-) 35.Nge4 (35.Nge4 Rc2 36.Ra3+-) 1-0. jhonores (2225) - dragosdum (2185), Rated Blitz game, lichess.org, 2020.

9.0-0 d5 10.b5 Bd6 11.a4 Ng4 (11...Qc7 12.Kh1=) 12.h3 Nf6 13.Ba3 Be6 14.a5 (14.Bd6 Qd6 15.Nc3 dc4 16.Nc4 Qe7=) 14...Re8 (14...cb5!? 15.Bd6 Qd6 16.cb5 f4=) 15.Bd6+= Qd6 16.a6 (16.c5 Qc7+=) 16...b6= 17.bc6 Nc6 18.Nc3 Rad8 19.Qa4 Na5? (19...dc4 20.Bc4 Bc4 21.Qc4 Qe6 22.Rfc1=) 20.cd5 (better 20.c5!? Qb8 21.Bb5+/-) 20...Nd5= 21.Nb5 Qe7 22.Rfc1 f4 23.Qa3 Qg5 (23...Qd7 24.Rab1=) 24.Ne4+= Qg6 25.Nbd6 (25.Ned6 Bh3 26.Bf1 Bg2 27.e4-+) 25...Bh3=+ 26.Bf1 (26.Bf3 Bg2 27.Bg2 f3=+) 26...fe3 (26...Bg2 27.Bg2 f3 28.Ng3 Re3 29.fe3 Qg3 30.Qa2 Qd6 31.Bf3 Qg3 32.Qg2 Qg2 33.Bg2 Ne3 34.Rc7 Ng2 35.Kg2+/-) 27.fe3 (27.Ne8 Re8 28.Qa2 Qe4 (28...Re4? 29.Qd5 Kh8 30.fe3+-) 29.gh3 Qd4=) 27...Re4 (better 27...Re6!?-/+) 28.Ne4= Qe4 29.gh3 Ne3 30.Qd3 (30.Re1 Qg6 31.Kh2 Nf5=) 30...Qf4 (30...Qd3 31.Bd3 Nb3=+ (31...Rd4? 32.Rc8 Kf7 33.Bh7+-)) 31.d5?? (31.Rab1 Nc6 (31...Qd4? 32.Qd4 Rd4 33.Rc7+-; worse 31...Nf1 32.Rf1 Qg5 33.Kh2+=) 32.Rc3 Re8=+) 31...Re8?? (better 31...Qg3 32.Kh1 Qf3 33.Kh2 Nb3-+) 32.Ra2 Rf8 33.Rd2?? (better 33.d6 Qg5 34.Kh1 Nf1 35.Rf1 Rf1 36.Qf1 Qd5 37.Rg2 Qd6 38.Qf3+=) 33...Nac4! 34.Rc4? (34.Re2 Qg5 35.Kh1 Nf1 36.Rc4 Ng3 37.Kh2 Ne2 38.Qe2 Qd5 39.Re4-+) 34...Qg3 (better 34...Qf1 35.Qf1 Rf1 (35...Nf1?? 36.Rd3+-) 36.Kh2 Nc4-+) 35.Kh1?? (35.Rg2 Qe1 36.Rg7 Kg7 37.Rc7 Rf7 38.Qd4 Kg8 39.Rc8 Rf8 40.Rf8 Kf8 41.Qf6 Kg8 42.Qe6 Kg7 43.Qe5 Kg6 44.Qe4 Kf6 45.Qf4 Nf5 46.Qf2-/+) 35...Rf1-+ 36.Qf1 Nf1 37.Rc8 Kf7 38.d6 (38.d6 Nd2 39.d7 Qh3 40.Kg1 Qg3 41.Kh1-+). jhonores (2260) - semen44 (2235), Rated Blitz game, lichess.org, 2020.

9.0-0 d5 10.c5 b6 11.Nc3 a5 12.a3 ab4 13.ab4 Ra1 14.Qb1?? Rb1–+ (15.Rb1 Ba6–+) 0–1. kamera – pade (1850), GameColony.com, 2002.

9.0-0 d5 10.b5 Be6 11.a4 Nbd7 12.Nc3 Qe8 13.a5 a6 14.bc6 bc6 15.Ba3 Ba3 16.Ra3 Qe7 (16...c5 17.cd5 Nd5 18.Nc4=) 17.Qa4 c5 18.Nd5 Nd5 19.cd5 Bd5 20.Bc4 (20.Rc3 cd4 21.Qd4 Nf6=) 20...Bc4 21.Qc4 Kh8 22.Rb3 cd4 23.Qd4 (23.ed4 Qd6=) 23...Nc5 24.Rb6 Rfd8 25.Qb4 Qd7 (25...Qe5 26.Nc4 Qd5 27.Nb2=) 26.Nc4 (better 26.Qc5 Qd2 27.Qf5+/-) 26...Nd3=+ 27.Qa3 f4 28.Nd6 Qe7 29.Qb3?? (better 29.ef4 Nf4 30.Re1+=) 29...Rd6-+ 30.Rb8 (30.Qa3 Rad8-+) 30...Rb8 31.Qb8 Rd8 32.Qb6 Qd6 (32...f3!? 33.g3-+) 33.Qd6 Rd6 34.ef4 Nf4 35.Re1 h5 (35...Re6 36.h4-+) 36.g3 Nd3 37.Re4 Rd5 38.Ra4 Nc5 39.Rb4 Nd7 40.Ra4 Nf6 41.Kg2 Kh7 42.Kf3 Rb5 43.h3 Nd5 44.Ke4 (44.Ra3-+) 44…Nc3 (44...Nc3 45.Kd4 Na4-+) 0-1. jhonores (2260) - Megakosmico (2235), Rated Blitz game, lichess.org, 2020.

9.a4 Be6 10.Nc3 Qe8 11.Qb3 Nbd7 12.a5 Qg6 13.g3 b5 14.d5= bc4 15.Bc4 cd5 16.Nd5 Nd5 17.Bd5 Bd5 18.Qd5 Qf7 19.Qf7 Kf7 20.Rc1 Rfc8 21.Ke2 Bf6 22.Bf6= Kf6 23.Nb3 Ne5=+ 24.Rc8 Rc8–/+ 25.Rc1 Rb8 26.Nd4 Rb4 27.Nc6? Rb2–+ 28.Kd1 Nd3 29.Rc2 Rb1 30.Kd2 Ra1 31.Kc3 a6 32.h4 Rf1 33.Nb8 Ra1 34.Nc6 Ne1 35.Re2 Rc1 36.Kb3 Rc6 37.Re1 Rc5 38.Ra1 g5 39.hg5–/+ Kg5 40.Ra2 Kg4 41.Rd2 Ra5–+ 42.Rd6 Kf3 43.Rd2 Ra1 44.Rd5 Kf2 45.Rf5 Ke3 46.Rh5 Kf2 47.Rh7 e3 (47...e3 48.Rf7 Kg3 49.Rg7 Kf2 50.Rf7 Ke1–+) 0–1. Buesdorf,Konrad (1795) – Jaeger,Erich (1905), Alpenpokal, 2002.

7.Nfd2 c5

8.a3 0-0 9.Be2 a5 10.Qb3 ab4 11.ab4 Ra1 12.Ba1 cb4 13.Qb4 d5 14.Qb3 Kh8 15.0-0 Nc6 16.Nc3 (16.c5 b6+=) 16...Na5= 17.Qb5 dc4 18.Nc4 Nc4 19.Bc4 Qd7 20.Rb1 Qb5 21.Nb5 Bd7 22.Bc3?? (better 22.Na7 Rb8 23.d5+=) 22...Rc8-+ 23.Bf1 Bb5 24.Rb5 Rc3 25.Rb7 Bd6 26.Rb6 Bc7 27.Rb5 g6 28.Rb7 Ng4 29.h3 Bh2 (better 29...Nf6!?-+) 30.Kh1-/+ Rc1 (better 30...Nf2 31.Kh2 Nd1-/+ (worse 31...Re3 32.Kg1 Nd3 33.d5=+)) 31.hg4+= Bd6 (31...Bc7 32.Kg1+/-) 32.Kg1+/- fg4 33.Rd7 (33.Rb6 Ba3+/-) 33...Bb4+= 34.g3 Be1 (34...h5 35.Rb7 Bc3 36.Re7+=) 35.Rf7 Kg8 36.Rf4 Rc2 (36...h5!?+/-) 37.Bg2+- (37.Re4 Bf2 38.Kh2 h5=+) 37...Rd2 (37...g5 38.Rf5 (38.Re4?! Bf2 39.Kh2 Kf7=) 38...h6 39.Be4+-) 38.Be4 (38.Re4?! Bf2 39.Kh2 h5=+) 38...Rd1 39.Kg2 Rd2 40.Bd5 Kg7 41.Be6 (41.Kf1!? Rd1+-) 41...h5 42.d5 (42.Kf1 Rd1+-) 42...g5 (42...Rd1 43.e4+-) 43.Rf7 Kg6 44.e4 (44.Kf1 Rd1+-) 44...Rd4 (44...Re2 45.d6 Re4 46.d7+/-) 45.Rf8 (better 45.e5+-) 45...h4?? (better 45...Re4 46.Rg8 Kf6+=) 46.gh4+- gh4 47.Bg4 (47.Rg8 Kh5 48.Bf7 Kh6 49.Rg4 Rd2 50.Rh4 Kg5 51.Rh5 Kf4+-) 47...Kg5? (better 47...Re4 48.Kh3 Rd4+/-) 48.Bf5 (48.f3 Bb4 49.Rf5 Kg6 50.Bh5 Kh6+-) 48...Rd2 (48...Kf4 49.Kh3+-) 49.Be6 h3 (49...Kg6 50.Kf1 Rd1 51.Ke2+-) 50.Bh3 Kh4 (50...Kh6 51.Be6+-) 51.Rh8 (better 51.Be6 Rd3 52.f4 Kh5+-) 51...Kg5 52.Rf8 Kh4 53.Rf4 (53.Be6 Rd1 54.f4 Kh5+-) 53...Kg5 54.Rf5 Kh4 55.Rf4 (55.Kf1 Kh3 56.Ke1 Rd4+-) 55...Kg5 56.Rf3 Kh4 (56...Rd4 57.Re3 Ba5 58.e5+-) 57.Bf5 (57.Be6 Kh5+-) 57...Kg5 58.Rg3 (better 58.Kf1 Rd1 59.Ke2 Ra1+-) 58...Kf6 (58...Kf4 59.Rg4 Ke5 60.Kf3 Rf2 61.Ke3+-) 59.Rg6 Ke5 (59...Kf7 60.Kf3 Rf2 61.Ke3+-) 60.Re6 (better 60.Kf3!? Bf2 61.d6 Bb6+-) 60...Kf4 61.d6?? (better 61.Kh3!?+-) 61...Rf2 (61...Bf2!? 62.Rg6 Bc5 63.Kh3 Bd6+=) 62.Kg1+/- Rd2 63.d7 (better 63.Rg6 Kf3 64.Bg4 Ke4 65.d7+/-) 63...Bh4? (63...Rd7 64.Rg6 Rd2 65.Rg2+=) 64.Rh6?? (64.Rc6 Bf2 65.Kh1 Bh4+-) 64...Kg3?? (better 64...Rd1 65.Kg2 Rd2 66.Kf1 Kf3 67.Bg4 Kg4=) 65.Rg6+- Kf3 66.Rg7 (better 66.Rg8!?+-) 66...Bg3 67.Rg3 (better 67.Bg4 Ke4 68.Kf1+/-) 67...Kg3= 68.e5?? (better 68.Kf1 Kf4 69.Ke1 Rd7 70.Ke2=) 68…Rd1 0-1. jhonores (2275) - Stabbilojunior (2325), Rated Blitz game, lichess.org, 2020.

8.bc5 dc5 9.d5 0-0 10.Nc3 Nbd7 11.Be2 Ne8 12.Qc2 Nd6 13.0-0 Nf6 14.f3 ef3 15.gf3 (15.Bf3!? Nd7 16.Nb5+=) 15...Qe8 16.Kh1 Qh5 17.Rg1 Bd7 18.e4 f4? (better is 18...fe4 19.Nce4 Bf5+=) 19.Bd3+– Nf7 20.Ne2 Qh4?? (better is 20...Ng5 21.Rg5 Qg5+–) 21.e5 Ng4 (21...Ng5 22.ef6 Bf6 23.Bf6 Rf6 24.Rg5 Qg5 25.Ne4+–) 22.fg4 Bg4 (22...Ng5 23.e6 Be6 24.de6+–) 23.Bh7! Kh8 (23...Qh7 24.Rg4 Deflection (24.Rg4 Overloading)) 24.Nf4 (24.Nf4 Ne5 25.Be5 Rf4 26.Bf4+–) 1–0. Abreu Suarez,Isauro (2025) – Perez De La Torre,Jorge (1640), 25th Torneo de Navidad Fundacion CajaCa, 2014.

8.bc5 dc5 9.d5 Na6!?+=.

8.bc5 dc5 9.d5 b5 10.cb5+/– Qd5 (10...Nbd7 11.Nc3+/–) 11.Nc3 Qd8 (11...Qf7!? 12.Nc4 Qe6+/–) 12.Qb3+– Qc7? (better is 12...Nbd7 13.Rd1 Bb7+–) 13.Nd5 Nd5 (13...Qd8 14.Bc4+–) 14.Qd5 Bb7 15.Qf5 g6 (15...Qd7 16.Qe5 Qd5 17.Qg7+–) 16.Qh3 0-0 (16...Rf8 17.Qh7 Bd8 18.Qg6 Qf7 19.Qf7 Kf7+–) 17.Bc4 (17.Bc4 Rf7 18.Qe6+–) 1–0. Janek – Vigilante, internet free game, 2017.

7.Nfd2 c6

8.a3 d5 9.Be2 0-0 10.0-0 Be6 11.Nc3 a6 12.Qb3 Nbd7 13.cd5 cd5 14.f3 Bf7 15.fe4 fe4 16.Rac1 Rc8 17.Na4 Bd6 18.Nc5 Rc7 19.a4 Qe7 20.Ba3 h5 21.Rc2 Ng4 22.Rf5 Bh2 23.Kh1 Qh4 24.Rc1 Bg3 25.Kg1 Qh2 26.Kf1 Qh1 0–1. ognos – parols, internet, 2014.

8.Nc3 0-0 9.Be2 d5 10.Qb3 Kh8 11.b5 a6 12.bc6 bc6 13.0-0 Bd6 14.Ba3 f4 15.ef4 Bg4 16.Rae1 Ba3 17.Qa3 Be6 18.Rb1 Nbd7 19.Qd6+– Bg8 20.Qc6 Qa5 21.Rfc1 dc4 22.Nc4 Bc4 23.Bc4 Rac8 24.Qa6 Qf5 25.Ne2 Rce8 26.Qb5 Qg4 27.Qg5 Qg5 28.fg5 Ng4 29.Rb7 Nb8 30.Bf7 Rd8 31.Be6 Nf2 32.Rcc7 Nd1 33.Rg7 Nd7 34.Rgd7 Rd7 35.Rd7 Ne3 36.Nf4! (36.Nf4 Rg8 37.Bg8 Kg8 38.Nh5+–) 1–0. pcmvr (2225) – stobinev (2295), net–chess.com, 2006.

8.Nc3 0-0 9.Be2 Be6 10.0-0 d5 11.a3 Qc7 12.Qb3 Nbd7 13.f4 Rad8 14.c5 Bf7 15.Qd1 a6 16.a4 g6 17.Qe1 Ng4 18.Qg3 Rb8 19.Bg4 fg4 20.Qg4 Nf6 21.Qe2 Be6 22.a5 Qd7 23.Qf2 Ng4 24.Qg3 Qd8 25.Qe1+= Bh4 26.g3 Be7 27.Qe2 Qd7 28.Na4 Bd8 29.h3 Nh6 30.g4+= Bc7 31.Nb6 Bb6 32.ab6+/– Kh8 33.Qh2 Kg8 34.Qg2 Rf7 35.f5 gf5+= 36.Qg3 Rg7?? 37.Qb8+– (37.Qb8 Qc8 38.Qf4+–) 1–0. Registration (2350) – tarikatsky (1860), ICC, 2003.

8.Nc3 d5 9.Qb3 Be6 10.a4 Nbd7 11.b5 Nb6 (11...0-0 12.Ba3=) 12.c5+= Nbd7 13.g3 (13.a5 0-0+=) 13...0-0 14.h4 (14.Be2 Rb8=) 14...Qe8 15.Be2 Qf7 16.Ba3 Qe8 (better 16...Nc5!? 17.Bc5 Bc5 18.dc5 d4=+) 17.bc6+= bc6 18.Qb7 Qc8 (18...Rc8 19.h5=) 19.Ba6+/- Rb8 (19...Qb7 20.Bb7 Rab8 21.Bc6+/-) 20.Qc8 Rfc8 21.Bc8 Rc8 22.Rb1 Rc7 23.Ke2 (23.Ne2 Kf7+/-) 23...Bf7+/- 24.Bb4 Bh5 25.f3 (25.Kf1 Rb7+/-) 25...ef3 26.Nf3 (better 26.Kf2!?+/-) 26...Ne4= 27.Ba5 (27.Rhg1 Rb7=) 27...Rc8 (27...Ng3 28.Kd2 Nh1 (28...Bf3 29.Rhg1 Ne4 30.Ne4 Be4 31.Bc7 Bb1 32.Rb1+/-) 29.Bc7 Bf3=) 28.Rhf1?? (better 28.Rhc1 Ng3 29.Kf2 Ne4 30.Ne4 fe4 31.Ng5+=) 28...Ng3-+ 29.Kf2 Nf1 30.Rf1 Nf6 (30...Bf3 31.Kf3 Bh4 32.Ke2-+) 31.Ne5 (31.Kg3-+) 31...Ne4?? (better 31...Ng4 32.Kg3 Ne5 33.de5 g6-+) 32.Ne4 fe4 33.Rh1 Rf8 (33...Be8 34.Kg3-/+) 34.Ke1 (34.Kg3=+) 34...Bf6 (better 34...Rf6-/+) 35.Nc6+= Rc8? (better 35...Bg4+=) 36.Na7+- Rb8 37.Bb6 Bd8? (37...Kf8 38.a5+-) 38.a5 (38.Nc6 Bb6 39.Nb8 Bc7+-) 38...Bf3 (better 38...Ra8+-) 39.Rh2 White threatens Bg4 39...Bc7 (39...Bf6+-) 40.Bc7 Rb1 41.Kd2 Rb2 (41...Kf7 42.c6 Ra1 43.Kc3+-) 42.Kc3 Ra2 (42...Rb1 43.Nc6 Ra1+-) 43.Ra2 1-0. zembelek (2015) - ruter (2105), Rated Blitz game, lichess.org, 2014.

8.Nc3 d5 9.b5 0-0 10.Be2 Be6 11.a4 g5 12.Qb3 Bf7 13.h4 gh4 14.Rh4 Qc7 15.Rc1 Nbd7 16.cd5 Nb6 17.Rh3 Nfd5 18.Rg3 Kh8 19.a5 Nc3?? (better is 19...Bd6 20.Rh3 Nc8 21.bc6 bc6 22.Nd5 Bd5+=) 20.d5+– (20.Qc3?! Nd5 21.Qc2 Qa5 22.bc6 Rac8+=) 20...Nbd5 (20...Bf6 21.Qc3! Bg6 22.ab6 Qd8+–) 21.Qc3! (21.Qc3 Nc3 22.Bc3 Qe5 23.Be5 Bf6 24.Bf6#; 21.Bc3?! Nf6 22.Qb2 Bd5=; 21.Rc3 Bf6 22.Rc2 Qa5 23.bc6 bc6 24.Rc6 Qd8+=) 1–0. Teichmann,E (2385) – Gorka,C (2175), Australian Masters, 2010.

8.Nc3 d5 9.b5 Be6 10.Be2 0-0 11.0-0 Qe8 (11...cb5 12.cb5 Nbd7 13.f3=) 12.Qb3= Qg6 (12...Qd7!?=) 13.bc6+/– bc6 (13...Nc6!? 14.Nd5 Nd5 15.cd5 Bf7+=) 14.Qb7+– Nbd7 15.Qc6 Ng4?? (better is 15...Bf7 16.Nd5 Nd5 17.Qd7 Rfd8+–) 16.cd5 Qh5 (16...Rab8 17.de6 Nde5 18.de5 Ne5+–) 17.Qe6 Kh8 18.Bg4 fg4 (18...Qg4 19.Qd7 Qg5 20.d6+–) 19.Qd7 Bh4 (19...Bb4 20.Nde4 Rfd8 21.Qc7+–) 20.Nde4 1–0. Janek – Tundja, internet, 2017.

8.Nc3 Be6 (--> 1.b4 e5 2.Bb2 d6 3.c4 f5 4.e3 Nf6 5.Nf3 Be6 6.d4 e4 7.Nfd2 c6 8.Nc3 Be7).

8.Be2 0-0 9.Nc3 Na6 10.b5 Nc7 11.bc6 bc6 12.0-0 d5 13.f3 Rb8 14.Rb1 Ba6 15.Qc2 Qe8 16.fe4 fe4 17.Rf2 Qg6 18.Qa4 Qh6 19.Nf1 Nd7 20.Rf8 Nf8 21.Ba3 Rb1 22.Nb1 Bg5 23.Bf8 Kf8 24.Kh1 Qf6 25.Nc3 Kg8 26.Qb3 Qf7 27.Qb8 Ne8 28.Kg1 (28.Kg1 Bh4 29.g3+/–) 1–0. MrkT – alumbrado, internet, 2005.

8.Be2 d5 9.0-0 0-0 10.a4 Bb4=+ 11.cd5 cd5 12.Bc3 Bd6 13.f3 Nc6 14.fe4 fe4 15.Nb3 Qe7 16.Bb2 Qc7 17.Nc3 Bh2 18.Kh1 Be6 19.Ba3 Qg3 20.Nb5?? Qh4 21.Bf8 Bg3 (21...Bg3 22.Kg1 Qh2#) 0–1. MT – Ernst, itsyourturn.com, 2000.

8.Be2 d5 9.0-0 Bb4 10.Nc3 0-0 11.Qb3 Be7 12.Rac1 b6 13.cd5+= cd5 14.Nd5! Nd5? 15.Rc8!+– Qc8 16.Qd5 Kh8 17.Qa8 Qc2 18.Bc1 Nc6 19.Qb7 Bb4 20.Rd1 h6 21.Qd7 a5 22.a3 Bd2 23.Bd2 a4 24.d5 Ne5 25.Qd6 Rc8 26.Qe5 Qb3 27.Qf5 Rc2 28.d6 Qb2 29.d7 Rd2 30.d8Q (30.d8Q Rd8 31.Rd8#) 1–0. pierre – oppotzyrz, internet, 2010.

8.Be2 d5 9.Qb3 0-0 10.0-0 Kh8 11.a4 Be6 12.b5 Nbd7 13.Ba3 Rb8 14.Nc3 h6 15.a5 Qe8 16.Be7 Qe7 17.Qa3 White plans a6 (17.c5 cb5 18.Nb5 a6+=) 17...Qf7 18.a6 cb5 19.cd5 (19.Nb5 ba6 20.Nd6 Qe7+/-) 19...Nd5+= 20.Nb5 ba6 21.Qa6 N7b6 (21...f4 22.Bc4 A) worse 22...fe3 23.fe3 (23.Ne4 Rb6 24.Nbd6 Qg6-/+) 23...Qe7 24.Rf8 (24.Ne4?! Rf1 25.Rf1 N7b6+/-) 24...Nf8 25.Bd5 Bd5 26.Qd6 (26.Na7?! Ne6+=) 26...Qd6 27.Nd6+-; B) 22...f3=) 22.Qa7 Qg6 23.Nc7 Bc8?? (better 23...Nc7 24.Qc7 Nd5+=) 24.Qb8+- 1-0. jhonores (2225) - amitleos (2175), Rated Blitz game, lichess.org, 2020.

8.g3 Be6 9.Be2 0-0! 10.a3 d5 11.cd5 Bd5 12.Nc3 Nbd7 13.Rc1 Nb6 14.0-0! Qe8 15.Nd5 Nbd5 16.Nc4 a5 17.Qb3 Kh8 18.Ne5 a4 19.Qa2 g5 20.Bc4 f4 21.Bd5 Nd5 22.ef4 gf4 23.Qb1 e3 24.fe3 fe3 25.Qe4 Bf6 26.Rf5 Bg7 27.Rcf1 Rf5 28.Rf5 Kg8 29.Qg4 Kh8 30.Nf7 Kg8 31.Nd6 Qe7 32.Rf7 1–0. vihavald – tafnes, internet, 2014.

7.Nfd2 d5

8.a3 0-0 9.Nc3 Be6 10.Be2 c6 11.0-0 a5 12.b5 Qc7 13.bc6 bc6 14.cd5 Nd5 15.Rc1 Qb7 16.Nc4 Kh8 17.Qc2 Nd7 18.Rb1 Qa7 19.Rfe1 Rab8 20.Rec1 Rfc8 21.Rd1 Qa8 22.Na4 N5b6 23.Ncb6+= Nb6 24.Nc5 Bd5 25.Bc3 Bc5 26.dc5 Nd7 27.Rb8 Rb8 28.Bc4 Nc5 29.Bd5 cd5 30.Bg7 Kg7 31.Qc5 Rd8 32.Qe7 Kg6 33.Rc1 Rb8 34.Qe6 (34.Qe6 Kg5 35.h4 Kg4 36.Qh6+–) 1–0. orane – Motion88, caissa.com, 2007.

8.a3 0-0 9.Be2 c6 10.0-0 Be6 11.Nc3 Bd6 12.Rc1 (12.c5 Bc7 13.f3 (13.Qb3 Qe7 14.b5 b6 15.Na4 cb5 16.Bb5=) 13...ef3 14.Nf3 Ne4 15.b5 Qe7 16.Qb3=) 12...Qc7 (12...Nbd7 13.Qb3 (13.cd5 Nd5 14.Nc4 Nc3 15.Rc3 Bc7 16.f4=; 13.c5 Bc7 14.b5 Ng4 15.h3 Nh2 16.Re1=) 13...Qc7 14.f4 ef3 15.Nf3 Ng4 16.Ng5=; 12...f4 13.Qb3 (13.cd5 Nd5 14.Bg4 Bf7 15.Nde4 fe3 16.Nd6=; 13.c5 Bc7 14.b5 Qd7 15.Qb3 Rf7 16.Rb1=) 13...fe3 14.fe3 Nbd7 15.cd5 cd5 16.Nce4+=) 13.cd5 (13.Nb5 Bh2 14.Kh1 Qe7 15.Kh2 cb5 16.cb5=+; 13.Kh1 Qe7 14.c5 Bc7 15.b5 Ng4 16.h3=) 13...Nd5 14.Bc4 Bh2 (14...Qf7 15.Bd5 Bd5 16.Nd5=) 15.Kh1 Bd6 16.Nd5 cd5 17.Bd5 Qf7 18.Be6 Qe6 19.Qb3 Qb3 20.Nb3 Nd7 21.Nc5 Nc5 22.bc5 Bc7 23.d5 f4 24.d6 Ba5 25.ef4 Rf4 26.Bd4 Raf8 27.Rb1+– R8f7 28.Rb5 h6?? 29.Ra5 a6 30.Be3 Rh4 31.Kg1 Rf5 32.c6! Ra5 33.d7 Rah5 34.d8Q Kh7 35.Qh4! Rh4 36.cb7 1–0. marekt – carlosfandangos, ChessWorld.net, 2007.

8.a3 c6 9.Be2 0-0 10.0-0 Be6 11.Nc3 Bf7 12.Qc2 Nbd7 13.Rac1 Rc8 14.cd5 cd5 15.Qb1 a6 16.b5 a5 17.Na4 Nb6 18.Nc5 Bc5 19.dc5+/– Nbd7 20.Bd4 Qe7 21.Nb3 a4 22.Na5 Nc5 23.Qb4 b6 24.Nc6 Qb7 25.Bc5 bc5 26.Rc5 Nd7? 27.Ne7+– Kh8 28.Rc8 Rc8 29.Nc8 Qc8 30.b6 1–0. b4_player – uljang, gamecolony.com, 2006.

8.Qa4 Bd7 9.b5=.

8.Qb3 Be6 9.Nc3 c6 10.a4 0-0 11.Be2 Nbd7 12.0-0 Kh8 13.cd5 (13.c5 Rb8=) 13...cd5 (13...Nd5 14.b5+=) 14.Rac1 Bd6 (14...a6 15.Ba3=) 15.Nb5 Bb8 16.Qc2 Ne8 17.f3 a6 18.Nc3 f4 (better is 18...Qh4!? 19.f4 Bd6=) 19.fe4+/– fe3 20.Rf8 Nf8 21.Nf3 Nf6 (21...Qd6!?+/–) 22.e5 Ng4 23.Nd1 Ba7 24.Qd3 (better is 24.Qc7!? Ng6 25.Qd8 Rd8 26.Ng5+–) 24...Ng6+/– 25.Ne3 Qe8 26.Ng5 Ne3 27.Qe3 Bg8 28.Bh5 (28.Nf3 Qa4 29.Bc3 Rf8+/–) 28...Qe5+= 29.Re1 (29.de5? Be3 30.Kh1 Bc1 31.Bc1 Ne5–+; 29.Qe5?! Ne5 30.Rc7 Nc6+=) 29...Qf6 30.Rf1 Qd6 31.Bc3 Rc8 32.Kh1 Bb8 33.Nf3 Qc6 (33...Nf4 34.Bg4 Qg6 35.h3=) 34.Bg6 (34.Bd2 Rf8+= (34...Qa4? 35.Bg6 Bd6 36.Ng5+–)) 34...Qg6 35.a5 Be6 36.Ne5 Qh5 37.Rf3 Bf5 (better is 37...Kg8=) 38.Rg3?? (better is 38.Qf2 Be5 39.de5+=) 38...Rc3–+ 39.Nf7 Qf7 40.Qc3 Bg3 41.Qg3 h6 42.h3 Be4 43.Kg1 Qf6 (43...Qf6 44.Qc3 b5–+) 0–1. Kaminski – Przybylski, ch Grudziadz Poland, 1971.

8.Qb3 Be6 9.Nc3 c6 10.Be2 0-0 11.0-0 Kh8 12.f3 Na6 13.a3 Nc7 14.fe4 fe4 15.cd5 Ncd5 16.Nce4 Ne4 17.Ne4 Nf4 18.Qd1 Ne2 19.Qe2 Bf5 20.Nc5 b6 21.Nd3 Qd7 22.e4 Bg4 23.Qe3 h6 24.Ne5 Bg5 25.Qg5 hg5 26.Nd7 Bd7 27.b5 c5 28.d5 Bb5 29.Rf8 Rf8 30.e5 Bc4 31.Rd1 Rd8 32.e6 Re8 33.h3 Kg8 34.g4 Kf8 35.Bc1 Rd8 36.e7 Ke7 37.Bg5 Kd7 38.Bd8 Kd8 39.h4 Kd7 40.h5 Kd6 41.g5 Bd5 42.h6 1–0. barborski – marcellist, internet, 2013.

8.b5 a6 9.a4 ab5 10.ab5 Ra1 11.Ba1 0-0 12.Be2 Be6 13.0-0 dc4 14.Bc4 Bc4 15.Nc4 Qd5 16.Qa4 Nbd7 17.Nc3 Qe6 18.Bb2 Nd5 19.Nd5 Qd5 20.Rc1 Bg5 21.Ba3 Re8 22.b6+/– c6 23.Qa7 c5 24.dc5 Nc5 25.Bc5 Qc5 26.Qb7 f4 27.Qc7 Qc7 28.bc7 Rc8 29.Nd6 Rc7 30.Rc7 (30...h6 31.Ne4 fe3 32.Rc8 Kf7 33.Ng5 hg5 34.fe3+–) 1–0. Dluhosch – Wernicke, corr, 1989.

8.c5 c6 9.a4 0-0 10.Be2 Qc7 11.0-0 Be6 12.Nc3 Nbd7 13.b5 Rf7 14.Qb3 a5 15.Rac1 f4 (15...Re8 16.b6 Qb8 17.f3=) 16.Nde4 Ne4 17.Ne4 Bf5 18.Nd2 Bg5 19.Nf3 Bh6 20.Nh4 Raf8 (20...Be6!?+/–) 21.b6 Qd8 22.Nf5 Rf5 23.e4 f3 24.Bf3 Rf3 25.gf3 Qh4 (25...Qg5!? 26.Kh1 Qh5=) 26.Rfe1 Qh3 27.ed5 Bf4 28.dc6 Kh8 29.Qe6 (29.cd7?? Bh2 30.Kh1 Bg3 31.Kg1 Qh2 32.Kf1 Qf2) 29...Rf5?? (better is 29...Bh2 30.Kh1 Qf3 31.Kh2 Qf2 32.Kh1 Qh4 33.Kg1 Qg3 34.Kh1 Qh4 35.Kg1 Qg3 36.Kh1 Qh4=) 30.Qf5!+– Qf5 31.cd7 Qd7 32.c6! bc6 33.Rc5 h6 34.Kg2 Qb7 35.Bc3 Bd6 36.Ra5 Qb6 37.Ra8 Kh7 38.Re6 Qb7 39.Rd8 Bb8 40.Rde8 Qf7 41.d5 Qf4 42.dc6 Qg5 43.Kf1 Qc1 44.Kg2?? Qg5+/– 45.Kf1 Qc1 46.Be1 Bc7 47.h4 Ba5 48.Kg2 Be1 49.Re1 Qc6 50.R1e4 Qg6 51.Kh2 Qd6 52.R8e5 Qf6 53.Kg3 Qg6 54.Kh2 Qf6 55.Kg2 Qg6 56.Kh3 Qg1 ½–½. Ziemer,Wolfgang – Tobies,Rainer, Germany Cht 2BK Gr13 bd4, 1995. (=1.Nf3 f5 2.c4 Nf6 3.b4 d6 4.Bb2 e5 5.e3 Be7 6.d4 e4 7.Nfd2 d5)

8.c5 c6 9.a4 Be6 10.Nc3 0-0! 11.Be2 Qc7 12.g3 Nbd7 13.Rc1 f4 14.gf4 Bh3 15.Rg1 Kh8 16.b5 Rf7 17.Bh5 g6 18.Be2 Raf8 19.Nf1 Ng8 20.Ng3 Rf4 21.ef4 Qf4 22.bc6 Bg5 23.Nce4 de4 24.d5 Ne5 25.Be5 Qe5 26.Bg4 Bc1 27.Bh3 Ba3 28.Be6 bc6 29.Qb1 Bc5 30.Ne4 Bf2 0–1. vihavald (1665) – mihaly0614 (1910), internet, 2014.

8.Qb3 c6

9.Nc3 0-0

10.a4 a6 11.Be2 b6 12.0-0 Be6 13.Rac1 Qe8 14.b5 ab5 15.ab5 Qd7 16.Ra1 Ra1= 17.Ra1 Kh8 18.Ra8 dc4 19.Bc4 Bc4 20.Nc4 Nd5?? 21.Ne5+– Qb7 22.Rb8! Rb8 23.bc6 Qa6 24.Nd5 Qe2 25.g3 Bf6 26.c7 Rc8 27.Nf7 Kg8 28.Ne7 Be7 29.Nh6 Kh8 30.Qg8!! Rg8 31.Nf7# 1–0. Kuehn,Peter – Linert,Heinrich, corr DDR–ch M623, 1978.

10.a4 Na6 11.b5 (11.Ba3 Nc7 12.b5 Ba3 13.a3 Be6 14.bc6 bc6=) 11...Nc7 12.Be2 c5 13.0-0 Be6 14.a5 cd4 =.

10.a4 Be6 11.Be2 dc4 12.Bc4 Bc4 13.Qc4 Kh8 14.b5 a6 =.

10.a4 Kh8 11.g3 (11.b5 Be6=) 11...Qe8 (11...Be6 12.b5=+) 12.Be2 (12.b5 Qd8=) 12...Be6 13.b5 dc4 14.Bc4 Bc4 15.Nc4 c5 (15...Nbd7 16.Rd1=+) 16.Ne5 (16.d5 Nbd7=) 16...cd4 17.ed4 Nbd7 18.Nd5 (18.0-0!?=+) 18...Ne5-/+ 19.Nc7?? (better 19.de5 Nd5 20.Qd5 Bb4 21.Kf1-/+) 19...Nd3-+ 20.Kf1 (20.Kd2 Bb4 21.Bc3 Qd7 22.Bb4 Qd4 23.Bf8 Nc5 24.Ke2 Nb3 25.Bg7 Kg8-+) 20...Qh5 21.Na8 (21.h3 Qf3 22.Rh2 Nh5-+) 21...Qh3 (better 21...Qf3 22.Qd3 Qh1 23.Ke2 ed3 24.Kd2 Bb4 25.Bc3 Bc3 26.Kc3 Rc8 27.Nc7 Rc7 28.Kb2 Rc2 29.Kb3 Qa1 30.a5 Qc3 31.Ka4 Ra2) 22.Ke2 Qg2 23.Raf1 Qf3 (23...Ng4 24.Ba3 Rc8 25.Nc7 Rc7 26.Bc5 Bc5 27.dc5 Nc1 28.Kd2 Nb3 29.Kc3 Qf3 30.Kb2 Nc5 31.Rc1 Nd3 32.Ka1 Qf2 33.Rc2 Qc2 34.Re1 Qb2) 24.Kd2 Bb4 (24...Ra8 25.Ba3 Ne5 26.Kc2 Ba3 27.Qe3-+) 25.Bc3 Bc3 (25...Ra8?! 26.Bb4 Rd8 27.Ba3-+) 26.Qc3 Ra8 27.d5 (27.Qb3 Ng4 28.Qc3-+) 27...Nd5 28.Qd4 Rc8 (better 28...Nf2 29.Kc2 Rc8 30.Kb2 Nd3 31.Ka1-+) 29.Rc1 Rd8 30.Rc3 (30.Rc7 Qg4 31.f4 N3f4-+) 30...e3! 31.fe3 Qe3 (better 31...Qg2 32.Kd3 Qh1-+) 32.Qe3+/- Ne3 33.Ke3 Nb4 (better 33...Nb2+-) 34.Rhc1?? (34.Rd1 Rb8+-) 34...Re8?? (better 34...Nd5 35.Kf3 Nc3 36.Rc3 h6=+) 35.Kf3+- Nd5 (35...b6 36.Rc7 h6 37.Ra7+-) 36.Rc8 Nf6 (36...Rg8 37.R1c5 Nb4 38.Rg8 Kg8 39.Rc8 Kf7 40.Rc7 Kf6 41.Rb7 Nd3+-) 37.Re8 Ne8 38.Rc8 Kg8 39.Re8 Kf7 40.Rc8 (40.Ra8 a5+-) 40...Ke6 41.Rc7 Kd5 (41...b6 42.Ra7 Kd6 43.Rg7+-) 42.Rb7 Kc4 (42...Kc5 43.Rg7 h5 44.Ra7+-) 43.Ra7 Kb4 44.b6 Kc5 45.b7 Kb6 (45...Kb4 46.b8Q Ka3 47.Qb6 g5 48.Rb7 g4 49.Kf4 Ka4 50.Ra7) 46.b8Q Kc6 (46...Kc5 47.Rc7 Kd5 48.Qb6 g6 49.Rc5 Kd4 50.Qd6) 47.Rc7 Kd5 48.Qd8 (48.Qb6 g6 49.Rc5 Kd4 50.Qd6) 48...Ke6 (48...Ke5 49.Rc6 f4 50.gf4 Kf5 51.Qd5) 49.Re7 (49.Rc6 Kf7 50.Qd7 Kf8 51.Rc8) 49...Kf6 50.Qf8 Kg6 (50...Kg5 51.Rg7 Kh5 52.Rh7 Kg5 53.Qg7) 51.Re6 (51.Re6 Kg5 52.Qg7 Kh5 53.Qh6; 51.Rg7 Kh5 52.Rh7 Kg5 53.Qg7) 1-0. ClayPigeons (2110) - Slava_Ykraini (2050), Rated Bullet game, lichess.org, 2021.

10.Be2 dc4 11.Bc4 Kh8 12.a4 Nbd7 13.a5 b5 14.Be6 Nb8 =.

10.Be2 Qd6 11.c5 Qc7 (11...Qe6 12.0-0 Nbd7 13.b5 f4 14.ef4 Qf5+=) 12.0-0 Nbd7 13.f3 Kh8 14.b5 f4 =.

10.Be2 Kh8 11.0-0+= Be6 12.f3 (12.h3 Nbd7+=) 12...Bg8 (12...ef3!? 13.Nf3 dc4 14.Bc4 Bc4 15.Qc4 Nbd7=) 13.fe4+= fe4 14.Rac1 Nbd7 15.a3 (15.cd5 cd5 16.a4 Rc8+=) 15...a6 16.cd5 (16.a4 Bf7+=) 16...cd5 17.Na4 b5 18.Nc5 Nb6 19.Rf5 (19.Rf2 Nc4 20.Nc4 dc4=) 19...Nc4= 20.Nc4 (worse 20.Bc4 bc4 (worse 20...dc4 21.Qc2=+) 21.Qd1 Qc8–/+) 20...bc4 21.Qc3 (21.Qa4 Qc7 22.Rcf1 Bd6=) 21...Qc8 (21...Bd6 22.Qd2=) 22.Rcf1 g6 23.R5f4 Qc6 (23...Kg7 24.g4 h6 25.h4=) 24.Qc2 (24.Qe1 Kg7=) 24...Rad8 (24...Kg7 25.g4=) 25.Bd1 Be6 26.Bc3 Nh5? (better 26...Rb8+=) 27.Rf8+– (27.Ne6?! Qe6 28.Rf8 Rf8 29.Rf8 Bf8=) 27...Rf8 28.Rf8 (28.Qe4! de4 29.d5 Kg8 30.dc6 Bc5 31.bc5 Rc8+–) 28...Bf8 29.Qe4! Bf7 (29...de4 30.d5 Double attack (30.d5 Passed pawn)) 30.Qe5 Bg7? (better 30...Kg8+–) 31.Qb8+– Qe8 32.Qe8 Be8 33.Na6 Nf6 34.Nc5 Kg8 (34...Bh6 35.Kf2+–) 35.a4 Bf8 36.b5 Bd6 (36...Kf7 37.b6 Nd7 38.b7+–) 37.b6 Nd7 38.Nb7 Nb6 (38...Be7 39.a5 Kf7 40.Bf3+–) 39.Nd6 Ba4 (39...Na4 40.Ne8 Nc3 41.Bf3+–) 40.Bf3 Bc6 41.Ba5 Na4 (41...Nd7 42.Nc4! Nf6 43.Bd8+–) 42.Nc4! Kf7 (42...dc4 43.Bc6 Pinning (43.Bc6 Deflection)) 43.Ne5 (43.Ne5 Kf6 44.Nc6+–) 1–0. Pierre – Bel Mondo, internet, 2020.

10.Be2 Kh8 11.a3 dc4 12.Bc4 Qd6 13.b5 a6 14.a4 ab5 =.

10.Be2 Kh8 11.Rc1 dc4 12.Nc4 Be6 13.b5 cb5 14.Qb5 Nbd7=.

10.g3 Be6 A) 11.a3 a6 (11...Nbd7 12.Be2 a6 13.0-0 b6 14.f3 ef3=; 11...Rf7 12.Be2 Qd7 13.0-0 dc4 14.Bc4 Bc4=; 11...Kh8 12.cd5 Nd5 13.Bc4 Qd6 14.g4 b5=) 12.Be2 b5 13.cb5 ab5 14.Rc1 Nbd7=+; B) 11.Rc1 a6 (11...Nbd7 12.b5 Qa5 13.Be2 Rab8 14.0-0 a6=; 11...Qd7 12.a3 Kh8 13.cd5 Nd5 14.Nd5 Bd5=+) 12.cd5 Nd5 13.Nd5 Bd5 14.Bc4 Rf7=+; C) 11.b5 cb5 12.cd5 Nd5 13.Bb5 Na6 14.Bc4 Nac7=+.

10.g3 Kh8 11.h4 (11.Rc1 dc4 12.Nc4 Be6 13.b5 cb5 14.Qb5 Nbd7=+; 11.Be2 dc4 12.Nc4 Be6 13.b5 a6 14.a4 ab5=+; 11.b5 dc4 12.Bc4 cb5 13.Bb5 a6 14.Be2 b5=+) 11...dc4 12.Bc4 b5 13.Be2 Na6 (13...Qd6 14.a4 Be6=+) 14.a3 Nc7 15.Qc2 Be6 16.Nb3 Bb3 17.Qb3 Ncd5 18.Rc1 Rc8 (18...a5!? 19.ba5 Qa5=+) 19.Nd5= Nd5 20.Rc5? (20.Bb5 Nb4 21.Bc4 Nd3 22.Bd3 Rb8=+) 20...a6 (20...Bc5 21.dc5 a5 22.h5–+) 21.Qc2? (better is 21.Rc1!?=+) 21...Bc5–+ 22.dc5 a5 23.0-0 ab4 24.ab4 Qe7 25.Qd2 Rfd8 26.Bd4 Ra8 27.Bd1 Ra3 28.Bc2 Ra2 29.Rb1 h6 30.Qc1 f4! 31.Bb3 Ra7 32.ef4 Nb4 33.Be5 Nd3 34.Qe3 Ne5 35.fe5 Qe5 36.Bc2 Ra1 37.Ra1 Qa1 38.Kg2 Qd4 39.Qf4? e3 40.Qf5 Qd5 (40...Qd5 41.Qd5 Rd5–+ (< 41...cd5 42.fe3 Rc8 43.Kf3–+)) 0–1. Sokolski,Alexey – Suetin,Alexey S, Minsk, 1953.

10.Be2 Be6

11.0-0 dc4 12.Bc4 Bc4 13.Nc4 Nd5 =.

11.0-0 Qc7 12.c5 Bf7 13.f3 Nbd7 14.fe4 Ne4 =.

11.0-0 Nbd7 12.a4 Qe8 13.Rfc1 Qf7 14.cd5 Nd5=+ 15.Nd5 cd5 16.g3 g5 17.b5 f4=+ 18.ef4 gf4 19.gf4 Qf4–/+ 20.Qg3 Kh8 21.Qf4=+ Rf4 22.f3 Bh3 23.Kh1 Bh4 24.Rg1 Nf8 25.Ra3 Bf2= 26.Rc1 e3–+ 27.Nf1 Bf1 28.Rf1–/+ Ng6 29.Bc1 Re8 30.Rd1 Rf7 31.Ra2–/+ Nf4 32.Rf1?? Rg8 (32...Rg8 33.Ba3 Rfg7–+ (33...Ne2?! 34.Re2 Rfg7 35.h3–+); 32...Ne2?! 33.Re2 Re6 34.Bd2–/+) 0–1. Grund,Karl – Weike,Jochen, corr, 1986.

11.0-0 Nbd7 12.b5 Qc7 13.c5 Bf7 14.Rab1 Nc5 =.

11.0-0 Nbd7 12.f3 ef3 13.Nf3 Ne4 =.

11.b5 a6 12.bc6 Nc6 13.c5 =+ (13.Qb7?? Na5 14.Qa8 Qa8–+).

11.b5 cb5 12.cb5.

11.b5 cb5 12.Qb5 Qd7 13.cd5 Nd5 14.Bc4 Qb5 15.Nb5 Nc6 16.Nc3 Rad8 17.Rb1 Na5 18.Bd5 Bd5 19.Nd5 Rd5 20.Bc3 b6 21.Ke2 Rc8 22.Rhc1 Nc4 23.Ba1 Nd6 24.Rc8 Nc8 25.Rc1 Rd8 26.f3 ef3 27.gf3 Bd6 28.h4 Ne7 29.Rg1 Kf7 30.d5 g6 31.e4 Bc5 32.Rc1 Rc8 33.Nb3 fe4 34.fe4 Bd6 35.Rf1 Kg8 36.Kd3 Bg3 37.Bf6 Bd6 38.Nd4+– Rf8 39.e5?? Be5!–/+ 40.Be5 Nd5?? 41.Rf8+– Kf8 42.Bd6 (42.Nc6!? Kf7+–). Diener,Rudolf – Hoffmann, corr SOK–89–36, 1989.

11.b5 cb5 12.Nb5.

8.b5 0-0

9.Ba3 =+.

9.c5 c6 10.a4 a6 11.Qb3 A) 11...Nbd7 12.Nc3 (12.b6 Qe8 13.Be2 Qg6 14.0-0 Nh5 15.Nc3 Ndf6 16.a5) 12...ab5 13.ab5 Ra1 14.Ba1 Qa5 15.Bb2 f4 16.Be2; B) 11...ab5 12.ab5 Ra1 13.Ba1 f4 14.ef4 Bf5 15.Nc3 Qc7 16.g3; C) 11...Be6 12.Be2 (12.Nc3 Nbd7 13.Be2 ab5 14.ab5 Ra1 15.Ba1 Bf7 16.0-0) 12...ab5 13.Nc3 b6 14.cb6 Qb6 15.ab5 Ra1 16.Ba1.

9.c5 c6 10.a4 a6 11.b6 A) 11...Qe8 12.Nc3 (12.g3 a5 13.Be2 f4 14.ef4 Bh3 15.Nc3 Na6 16.Bf1) 12...Qg6 13.Ne2 Qh6 14.Qb3 a5 15.Nf4 g5 16.Ne2; B) 11...Be6 12.Be2 (12.Nc3 Nbd7 13.Be2 f4 14.ef4 Qb8 15.Bc1 Qf4 16.Nde4) 12...Nbd7 13.0-0 Qb8 14.g3 Qe8 15.Nc3 Qg6 16.Nb3; C) 11...a5 12.Nc3 (12.Be2 Na6 13.Nc3 Nb4 14.0-0 Bd7 15.Qb3 Qe8 16.Ba3) 12...Na6 13.Be2 Nb4 14.0-0 Be6 15.Qb3 Nd3 16.Ba3; D) 11...f4 12.ef4 Ng4= (12...Qe8 13.Nc3 Qg6 14.g3 Bg4 15.Qb1 Bf5 16.Qa2) 13.h3 Nh6 14.Qb3 Rf4 15.Be2 Rf7 16.0-0.

9.c5 c6 10.a4 a6 11.Nc3 cb5 (11...b6 12.cb6 (12.Nb3 bc5 13.Nc5 Bc5 14.dc5 Nbd7 15.Qd4 ab5 16.ab5) 12...cb5 (12...ab5 13.a5 Nbd7 14.Qb3 Bd6 15.Ne2 b4 16.Nf4) 13.ab5 Qb6 (13...a5 14.Be2 Nbd7 15.0-0 Nb6 16.Qc2) 14.Qb3= Qb7 15.h3 ab5 16.Ra8; 11...Qe8 12.bc6 (12.Be2 Qg6 13.0-0 f4 14.ef4 Bh3 15.g3 Bf1 16.Nf1) 12...Nc6 13.Qb3 Qd8 14.Be2 Rb8 15.a5 Be6 16.Qa4; 11...Be6 12.Be2 (12.Qb3 Nbd7 13.b6 Bf7 14.Qc2 Bh5 15.Be2 Be2 16.Ne2) 12...Nbd7 13.0-0 Qb8 14.Qb3 Bf7 15.h3 f4 16.bc6; 11...f4 12.ef4 Qc7 13.g3 ab5 14.ab5 Bg4 15.Qb3 Ra1 16.Ba1) 12.ab5 Be6 (12...b6 13.Nb3= (13.c6 Ra7 14.Be2 Rc7 15.ba6 Nc6 16.Nb5) 13...Be6 14.Be2 Qc7 15.c6 a5 16.g3; 12...a5 13.Be2 Be6 14.0-0 Qc7 15.Qb3 Nbd7 16.b6) 13.Be2+= (13.Qb3 Qc7 14.Be2 Nbd7 15.0-0 ab5 16.Nb5) 13...Nbd7 (13...b6 14.Nb3+= (14.c6 Qc7 15.g3 Bb4 16.0-0) 14...Qc7 15.Qc2 f4 16.0-0; 13...Qc7 14.0-0 Nbd7 15.ba6 ba6 16.h3) 14.ba6+/– ba6 15.0-0 (15.Ra6 Ra6 16.Ba6 Qc7+/–; 15.Rb1 Qc7 16.Qa4) 15...a5 (15...Qb8 16.Rb1+/– 1.11 (16.Qb3 Qb3 17.Nb3+=); 15...Qc7 16.h3) 16.Nb5 (16.Qa4 f4+=) 16...Qb8 (16...f4 17.ef4 Qb8 18.Bc3+=) 17.c6 (17.Bc3 Bd8+=) 17...Nb6+= 18.c7 Qc8 (18...Qb7 19.Qc2+=) 19.Qc2 Bb4 (19...Bd7 20.Rfc1=) 20.Bc3 Bd7 (20...Ne8 21.Bb4 ab4 22.Qc5 Ra1 23.Ra1+=) 21.Bb4 ab4?? (better is 21...Bb5 22.Bb5 ab4+–) 22.Nd6+– Ra1 (22...Ba4 23.Nc8 Bc2 24.Nb6+–) 23.Ra1 Ba4 (23...Qa8 24.Ra8 Ra8+–) 24.Nc8 Bc2 25.Nb6 b3 26.Ra8 b2 27.Rf8 1–0. Janek – Belser, internet free game, 2017.

9.c5 c6 10.a4 Qc7 11.Nc3+=.

9.Be2 a6 10.Ba3 Be6 11.Be7 Qe7 12.Qa4 Nbd7 13.0-0 dc4 14.Nc4 Nd5 15.Rc1 f4 16.Nbd2 fe3 17.Ne3 Ne3 18.fe3=+ Qg5 19.Qa3 ab5 20.Ne4 Qg2 21.Kg2=+ Ra3 22.Rc7 Re3 23.Ng3 Nb8 24.Bb5 Na6 25.Ba6 ba6 26.Kg1 Rd3–/+ 27.Re7 Bd5 28.Ne2 a5 29.a4 Bf3 30.Kf2 Bg4 31.Kg2 Rd2 32.Re1 Rd8 33.Kf1 Be2 34.R1e2 Re2 35.Re2 0–1. miec – desaster, internet, 2009.

8.b5 c6

9.a4 a5 10.Qb3 0-0 11.Be2 c5 12.0-0 b6 13.cd5 Nd5 14.Bc4 Kh8? 15.Bd5 Ra7 16.Rd1 Nd7 17.Be6 Re8 18.Bf5 cd4 19.ed4 Nc5 20.dc5 Bf5 21.cb6 Qb6 22.Qd5 Qg6 23.Qc6 Qh5 24.Nc3 Rc8 25.Qd5 Rd7 26.Qb3 Bd6 27.Nf1 Bg4 28.Re1 e3 29.Re3 Bc5 30.Ng3 Qg6 31.Ree1 Rf8? 32.Nce4 Be6 33.Qc3 Bb4 34.Qe3 Be1 35.Re1 Re8 36.h3 Bd5 37.f3 Rde7 38.Bc3 Qg3 39.Ng3 Re3 40.Re3 Re3 41.Ba5 Ra3+/– 42.b6 Ra4 43.Bc3 Rc4 44.Be5 Rc1 45.Kf2 Rc2 46.Kg1 Kg8 47.Nf5+– Rc1 48.Kf2 Rb1?? 49.Ne7 Kf7 50.Nd5 Rb5 51.Bc7?? Ke6?? 52.Ne3 g6 53.g4 Kd7 54.f4 Rb2 55.Kf3 Rb3 56.Ke4 Rb5 57.Nd5 Rb3 58.Nf6 Kc6 59.Nh7 Rh3 60.Nf8 (60...g5 61.fg5+–) 1–0. Geyer,Ulf – Schlatter,D, RLPF–ch U15 Germany, 1989.

9.a4 d5 10.bc6 bc6 11.cd5 cd5 12.Qb3 0-0 13.Bb5 Ba6 14.Ba6 Na6–/+ 15.Bc3 Nb4 16.Bb4 Bb4 17.0-0 Rc8 18.Re1 Qd6 19.Rd1 Rc7 20.Na3 Ba3 21.Ra3 Rfc8 22.Raa1 Rc2 23.Qb7 Qc6 24.Qc6 R8c6 25.Nb3 Rb2 26.Na5? Rcc2?? 27.Rf1 Ng4 28.Rab1 Rf2 29.Rb2 Rb2 30.Re1 Ra2 31.h3 Nf6 32.Nc6 Ra4 33.Ne7 Kf7 34.Nf5 Ra2 35.Kf1 g6–/+ 36.Nd6 Ke6 37.Nb5 Rb2 38.Nc3 Nh5 39.Ne2 Rb3 40.g4 Nf6 41.Nf4 Kd6 42.Kf2 Nd7 43.g5= Nb6 44.Ra1 Rb2 45.Ne2 Nc8 46.Ra6 Nb6 47.Kf1 Rb1 48.Kg2 Rb2 49.Kf1 Rb3 50.Kf2 Kc6 51.Nc1 Rb2 52.Ne2 Kb7 53.Ra3 Nc4 54.Rc3 Ra2 55.Rb3 Kc7 56.Rb5 Kc6 57.Rb3 Nb2 58.Nc1 Nd3 59.Kg3 Rd2 60.Nd3 ed3 61.Kf3 Rd1 62.e4?? Rf1–+ 63.Ke3 de4 (63...de4 64.Kd2 Kd5–+) 0–1. FR (1660) – Lommel,Lasse (2140), remoteschach.de, 2003.

9.Nc3 0-0 10.a4 Bd7 11.Qb3 Be6 12.cd5 Nd5 13.Nd5 Bd5 14.Bc4 Qd6 15.0-0 Bc4 16.Nc4 Qd5 17.Rac1 Kh8 18.Na5 Qb3 19.Nb3 cb5 20.ab5 Nd7 21.Rc7 Rfd8 22.Rb7 Nb6 23.Nc5 Bc5 24.dc5 Nc4 25.Bg7 Kg8 26.Bd4 Nd2 27.Ra1 Nb3 28.Raa7 Ra7 29.Ra7 Rc8 30.b6 Nd4 31.ed4 Kf8 32.b7 Rb8 33.Ra8 1–0. mihai740609 – fabianek64, internet, 2014.

9.Nc3 0-0 10.a4 Be6 11.Qb3 cb5 12.ab5 Nbd7 13.cd5 Bf7 14.Bc4 Nb6 15.0-0 Nc4 16.Qc4 Rc8 17.Qb3 Nd5 18.Nd5 Bd5 19.Qa4 Ra8 20.Nb3 Qb6 21.Ba3 Ba3 22.Ra3 Rfc8 23.Nc5 a6 24.ba6 ba6 25.Rfa1 a5 26.h3 Qb4 27.Qb4 ab4 28.Ra8 Ra8 29.Rb1 Rb8 30.Na6 Rb6 31.Nb4 1–0. mihai740609 – krzychoimaria, internet, 2014.

9.c5 0-0 10.a4 Qc7 11.Nc3 f4 12.ef4 Qf4 13.g3 Qg5 14.h4 Qg6 15.Qb3 Ng4 16.Nce4 Kh8 17.f3 de4 18.fg4 Bg4 19.Be2 Be2 20.Ke2 Qg4 21.Ke1 Nd7 22.Rf1 Rf1 23.Nf1 Bf6 24.Qe3 Nc5 25.Kd2 Nd3 26.Ba3 cb5 27.ab5 Rd8 28.Bc5 b6 29.Ba3 Bd4 30.Qe2 Ba1 31.Qg4 Nf2 32.Ke3 Ng4 33.Ke4 Nf6 34.Kf5 Rd3 35.Be7 Rf3 36.Kg5 Rf1 0–1. mihai740609 – marian8806, internet, 2014.

9.a4 0-0

10.Nc3 a6 11.Qb3 Be6 12.Be2 Qc7 13.0-0 ab5 14.ab5 Ra1 15.Ra1 Nbd7 16.c5 f4 17.Ra7 fe3 18.fe3 Ng4 19.Bg4 Bg4 20.bc6 Nc5 21.Qb5 Bd6 22.dc5 Qf7 23.Rb7 Qf2 24.Kh1 Qe1 25.Nf1 Rf1 26.Qf1 Qf1 0–1. mihai740609 – lada22, internet, 2014.

10.Nc3 Be6 11.Qb3 Kh8 12.Be2 a6 13.0-0 cb5 (13...dc4 14.Bc4 Bc4 15.Nc4=) 14.ab5 Bg8 (14...dc4!? 15.Bc4 Bc4 16.Nc4 Nbd7=) 15.c5+/- Qc7 16.g3 (16.b6 Qd7+=) 16...h5 (16...Qc8 17.Rfc1+=) 17.Ra4 (17.f3 h4 18.b6 Qc6+/-) 17...h4 18.Rfa1 Nbd7 (18...hg3!? 19.hg3 Be6+/-) 19.ba6+/- ba6 20.Ra6 The passed pawn on c5 will quickly become a dangerous weapon 20...Ra6 21.Ra6 hg3 22.hg3 Rb8 23.Nb5 Qc8 24.Qa2 Ng4 (24...Rb7 25.Na7 Qb8 26.Ba1+-) 25.Na7 White intends c6 25...Qb7 (25...Qe8 26.c6 Nf8 27.c7+-) 26.Ba3 Qc7 27.Nc6 Re8 28.Ne7 Re7 29.c6 Nb8 30.Be7 Na6 31.Qa6 (31.Qa3 Be6+-) 31...Qe7 32.Qb7 Qa3 (32...Qe8+-) 33.Nb3 Qb2 (33...Be6 34.Bg4 fg4+-) 34.Bg4 fg4 35.c7 Be6 (35...Qc2 36.c8Q Qd1 37.Kh2+-) 36.Qc6 Bf5 37.Qe8 Kh7 38.Qh5 Kg8 39.Qf5 Qb3 (39...Qb1 40.Kg2 Qc2 41.Nc5 Qf2 42.Kf2 g6 43.Qd7 Kf8 44.c8Q) 40.c8Q 1-0. PEREIRA – Vintins, internet, 2020.

10.Qb3 Be6

11.Nc3 Nbd7

12.Ba3 Ba3 13.Ra3 Qe7 (13...Rc8 14.a5 Qe7 15.c5 Bf7 16.Qa4 Nb8+=; 13...Qc7 14.Be2 Rf7 15.a5 dc4 16.Bc4 Bc4=; 13...Bf7 14.Be2 c5 15.0-0 cd4 16.ed4 dc4=; 13...a6 14.bc6 bc6 15.Qb7 Qc8 16.Rb3 dc4=; 13...Rb8 14.Be2 Qe7 15.0-0 f4 16.a5 Rf7=; 13…cb5 14.cd5 ba4 15.Qb7 Bf7 16.Ra4 Qc8=) 14.c5 Rab8 15.a5 Ng4 16.h3 Ngf6 =.

12.Ba3 Ba3 13.bc6 Bb2 (13...bc6 14.Qa3 Qc7 15.Rc1 Rab8 16.cd5 Nd5=) 14.Qb2 bc6 15.Qa3 Qc7 16.Rc1 Rab8 =.

12.Ba3 a6 13.cd5 (13.bc6 bc6 14.Qb7 Qa5 15.Be7 Qc3 16.Rd1 Rfc8=; 13.ba6 ba6 14.Qb7 Ba3 15.Ra3 Qc8 16.Rb3 dc4=; 13.Be7 Qe7 14.cd5 Nd5 15.Nd5 cd5 16.Be2 ab5=) 13...cd5 14.Rc1 Ba3 15.Qa3 Nb6 16.ba6 ba6 =.

12.Ba3 Kh8 13.Be7 Qe7 14.Rd1 Rfc8 15.Be2 cb5 16.Nb5 a6 =.

12.Rc1 dc4 13.Bc4= Bf7 14.bc6 bc6 15.Qa2 (15.Bf7 Rf7 16.0-0 Rb8=) 15...c5 16.Bf7 Rf7 17.d5 (17.0-0!?=) 17...Nb6–/+ 18.Rd1 Nbd5 (18...Rb8 19.Nf1–/+) 19.Nde4 fe4 (19...Ne4 20.Nd5) 20.Nd5 Nd5 21.Rd5 (21.Qd5 Qa5 22.Rd2–+) 21...Qa5=+ 22.Ke2 Qa6 (22...Rd8 23.Rd8 Qd8 24.Rd1=+) 23.Ke1 c4 24.Bc3 Rd8 25.Rd8 Bd8 26.Ke2 (26.Qc2 Ba5–/+) 26...Bc7 27.h3 Qg6 28.Kf1 Bg3–+ 29.Qc4 Qf5 30.Be1 Bf2 31.Ke2 Be1 32.Re1 Qf2 33.Kd1 Qg2 34.Qe6 Qg6 35.Qg6 hg6 36.Ke2 Rb7 37.Kd2 Rb2–/+ 38.Kc3 Ra2 39.Rb1 Ra3 40.Rb3 Ra4 41.Rb7 a5 42.Ra7 g5 43.Kb2 Kf8 44.Kc3–/+ g6 45.Kb2 Kg8 46.Kc3 Kh8 47.Kb2 Rb4 48.Kc3 Rb1 49.Ra5=+ Rd1 50.Ra3 Rd3–/+ 51.Kb4 Ra3 52.Ka3 Kg7 53.Kb4 Kf6 54.Kc5 Kf5 55.Kd5? g4 56.hg4 Kg4 57.Ke4 g5 58.Kd5 Kf3 59.e4 g4 60.e5 g3 61.e6 g2 62.e7 g1Q 63.e8Q Qd1 64.Ke6 Qe1 65.Kf7 Qe8 66.Ke8 ½–½. SuperForte – REXChess, 1994.

12.Rc1 Bd6 13.bc6 bc6 14.cd5 cd5 15.Bb5 =+.

12.cd5 cd5 13.h3 (better 13.Ba3=) 13...Nh5 (13...Rc8 14.Ba3=+) 14.Be2 (better 14.Nd5!? Nb6 15.Ne7 Qe7 16.Ba3+–) 14...Nhf6= 15.f3 (15.0-0 Qe8=) 15...Bf7 16.fe4 (16.0-0 Rc8=) 16...Ne4=+ 17.Nde4 (17.Nce4 de4 18.Bc4 Bh4 19.Ke2 Bg3=+) 17...de4 18.Bc4 Bh4 19.Kd2 (19.Ke2 Bc4 20.Qc4 Kh8=+) 19...Rc8–/+ 20.Bf7 Rf7 21.Rhf1 (better 21.g4–/+) 21...g6?? (21...Nb6 22.Ne2 Nc4 23.Kd1 Qg5–+) 22.Ne4= Ne5 (22...Nb6 23.Rac1 Rc1 24.Bc1=) 23.Ke2 (23.Rac1 Rc1 24.Kc1 Qc7 25.Kd1 Nc4+=) 23...Nc4= 24.Nc5 (24.Nd2 Qd5 25.e4+–) 24...Qd5 (24...Rc5!? 25.g3 Bf6 26.dc5 A) 26...Bb2? 27.Rad1 (27.Qc4?! Ba1 28.Ra1 Qg5+–) 27...Qc7 28.Qc4+–; B) 26...Qd2 27.Kf3 Nb2–/+) 25.e4 (25.Rf3 Bg5 26.Kf2 Re8–/+) 25...fe4 26.Rf7 Qf7 27.Rf1 (27.Ne4? Re8 28.Qf3 Qd5–+ (28...Nb2?! 29.Qf7 Kf7 30.Kf3–+)) 27…Qd5 (27...Qd5 28.Rf4 Rc5 29.Rh4 Nb2 30.Qb2 Qc4 31.Kf2 Rf5 32.Kg1 e3–+ (32...Qa4?! 33.b6=)) 0–1. jaddwarrior (1685) – diabolicul (1800), ChessWorld.net, 2014.

12.cd5 Nd5 13.Nd5 Bd5 14.Bc4 Nf6 15.bc6 bc6 16.0-0 Rb8 17.Bd5 cd5 18.Qc3 Qd6 (better is 18...Qb6!? 19.Ba3 Rfc8–/+) 19.Ba3= Qe6 20.Be7 Qe7 21.Qa5 Rfc8 22.Rfb1 Qc7 23.Qc7 Rb1 (23...Rc7?? 24.Rb8 Kf7 25.Rab1+–) 24.Rb1 Rc7 25.h3 Nd7 26.Rb5 Nb6 (better is 26...Rc1!? 27.Kh2 Nf6=) 27.a5+/– Nc4 28.Nb3 Rd7 29.Nc5 Rd8 30.a6 (30.Rb7!? a6 31.Ne6+/–) 30...Nb6 31.Ne6 Rd7 32.Nc5 Rc7 33.Ne6 Rd7 34.g3 Kf7 35.Nc5 Rc7 36.Rb4 g6 37.Kg2 h6 38.Na4 (38.f3!?=) 38...Rc6?? (better is 38...Na4 39.Ra4 Ke6+=) 39.Nb6 (39.Nb6 ab6 40.a7+–) 1–0. mihai740609 – arcandan, internet, 2013.

12.Be2 a5 13.Ba3 Ba3 14.Qa3 Qc7 15.Rc1 Rac8 16.cd5 cd5 17.0-0 Qb8 (17...Qb6 18.f3=) 18.Rc2 b6 19.Rfc1 Rfd8 (19...f4 20.Qe7 Rce8 21.Qa3=) 20.f3 Kf7 21.Nd1 Rc2 22.Rc2 Rc8 23.Qb2 Rc2 24.Qc2 Nf8 25.Nf2 Qc8 26.Qc6+= Qc6 27.bc6 Ng6 28.fe4 fe4 29.g3 Ne7 30.Bb5 (30.Bb5 Nf5 31.Nd1+=). Friberger,Torbjoern – Sjoelund,M, corr SSKK 2–753, 1991.

12.Be2 Nb6 13.c5 Nbd7 14.g4 (14.0-0 Qa5=) 14...fg4 (14...Ng4 15.Bg4 fg4 16.Nce4=+) 15.Nce4= Ne4 (15...de4 16.Qe6) 16.Ne4 Bh4 (16...Qc7 17.bc6 bc6 18.Rb1=) 17.Ng3 (17.Rf1 Qa5 18.Bc3 Qc7=) 17...Rf7 (17...Qf6 18.Rf1=+) 18.0-0 (18.Bd3 Qe7=) 18...Qe7 19.Bc3 (19.Qc3 Raf8=+) 19...Raf8 (19...Bg3!? 20.fg3 Bf5=) 20.bc6+= bc6 21.Qb7 Nf6 22.Qe7 Re7= 23.a5 Ne4 24.Ne4 de4 25.Rab1 Ref7 26.Be1 g6 27.Ba6 h5 28.f4+= g5 29.Bh4+/– gh4 30.Rb7 h3 31.Rf7 Rf7 32.Rb1 Kg7 33.Rb7 Kg6 34.Rb8 Rc7 35.Bb7 g3? 36.a6 Kf5 37.Rf8 Kg4+/– 38.Rf6 gh2 39.Kh2 Bd5 40.Rg6+– Kf3 41.Rg3 Ke2 42.f5 h4 43.Rh3= Rf7 44.Bc8 Rf6 45.Rh4 Ke3= 46.Rh7 Rf8 47.Be6+= Kd4 48.Ra7 Kc5 49.Rb7 Kd6 50.a7+= Ra8 51.Bd5 cd5 52.f6 Kc6 53.Rg7 (53…Kd6 54.Re7+=). Diener,Rudolf – Strunz,R, corr ICCF TT–T375–1985.

12.Be2 Qc7 13.Ba3 Ba3 14.Ra3 a6 15.c5 ab5 16.ab5 b6 17.cb6 Nb6 =.

12.Be2 Qc7 13.Ba3 Ba3 14.Ra3 Rf7 15.c5 b6 16.bc6 Qc6 =.

12.Be2 Qc7 13.Rc1 Qd6 (13...Rac8 A) 14.cd5 Nd5 (14...cd5 15.Ba3 Bd6 16.0-0 Qb8 17.Bd6 Qd6=) 15.Nd5 Bd5 16.Bc4 Qd6 17.a5 Nf6=; B) 14.bc6 bc6 15.Ba3 Rb8 16.Qa2 Ba3 17.Qa3 a5=; C) 14.0-0 Bd6 15.h3 Rcd8 16.cd5 Bd5 17.Nd5 Nd5+=) 14.Qc2 (14.c5 Qc7 (14...Qb8 15.0-0 Qc7 16.f3 ef3 17.Rf3 Ng4=) 15.0-0 Bf7 16.Qb4 Ng4 17.g3 Be6=) 14...f4 15.c5 (15.bc6 fe3 16.fe3 bc6 17.cd5 cd5=) 15...Qc7 16.0-0 (16.Qb3 Bf5= 17.0-0 Rae8=) 16...fe3 (16...Ng4 17.h3 f3=+) 17.fe3 Ng4 18.Bg4 Bg4 19.Qb3 Kh8 20.Rf8 Rf8 21.Rf1 Bg5 22.Rf8 Nf8 23.Nf1 h6 ½–½. Hilton,Stephen H – Tremayne,David L, corr BCCA, 1999.

12.Be2 Bf7 13.0-0 Rb8 (13...Rc8 A) 14.Rfc1 Qc7 15.Ba3 Ba3 16.Ra3 f4 17.a5 fe3=; B) 14.Ba3 Ba3 (14...dc4 15.Bc4 Ba3 16.Ra3 Nb6 17.Bf7 Rf7=) 15.Ra3 dc4 16.Bc4 Nb6 17.Bf7 Rf7=; C) 14.Rac1 Kh8 (14...Qc7 15.bc6 bc6 16.cd5 Qb8 17.Qb8 Rb8=) 15.Rfd1 Qc7 16.Ba3 dc4 17.Nc4 Ng4=; 13...Qc7 14.h3 (14.c5 Nc5 15.dc5 d4 16.b6 Qd8 17.Nc4 dc3=+) 14...f4 15.Ba3 Ba3 16.Ra3 fe3 17.fe3 Qg3=; 13...Qb8 A) 14.c5 Ng4 (14...Qc7 15.Qd1 f4 16.a5 fe3 17.fe3 cb5=; 14...f4 15.Ra2 a6 16.bc6 bc6 17.Qb8 Rfb8=) 15.Bg4 fg4 16.a5 a6 17.b6 Qe8=; B) 14.bc6 bc6 15.Qc2 Bd6 16.h3 f4 17.Rab1 fe3=; C) 14.Ba3 dc4 15.Bc4 Ba3 16.Ra3 Ng4 17.g3 Qd6=) 14.a5 (14.Rfc1 dc4 15.Bc4 Nb6 16.Bf7 Rf7 17.Ba3 Ba3=) 14...a6 (14...dc4 15.Bc4 cb5 16.Qb5= Ne8 17.Rfd1 Nd6=; 14...Rc8 15.a6 b6 16.Rfc1 Nb8 17.Ba3 Ba3+=) 15.b6+= Rc8 16.cd5 (16.c5 Nc5 17.dc5 d4+=) 16...cd5 (16...Nd5 17.Bc4 N7f6=) 17.Rac1 Nb8 18.Ba3 Bd6 19.Bd6 Qd6 20.Ra1 f4 21.Qa3 Qa3 22.Ra3 fe3 23.fe3 Nc6 24.Nb3+= Nb4 25.Na1 Be6 26.h3 Ne8 27.Rb1 Nc6 28.Nb3+/– Rd8 29.Nc5 Bc8 30.Na6 ba6 31.b7 Bb7 32.Rb7 Nd6 33.Rb6+– Ne7 34.Ba6 Rf6 35.Be2 Ndf5 36.Rf6 gf6 37.Nb5 Nc8 38.Bg4 Nfd6 39.Nd6 Nd6 40.Be6 Kf8 41.a6 Nc8 42.a7 Nb6 43.Rb3 Na8 44.Rb8 (44.Rb8 Ke7 45.Bd5 Rd5 46.Ra8+–) 1–0. Dluhosch,Thomas – Preukschat,B, corr, 1985.

12.Be2 c5!?

13.Nd5 Nd5

14.cd5 Bf7

15.0-0 cd4 16.Bd4 Bf6 17.Bf6 Nf6 18.Bc4 +=.

15.Rc1 Rc8 16.0-0 Nb6 17.dc5 Bc5 18.Rfd1 A) < 18...Nd5 19.Bc4+–; B) 18...Qd5?? 19.Qc3 Bd4 20.Qd4 Qd4 21.Bd4+–; C) 18...Bd5+=.

15.Rc1 Rc8 16.0-0 Nb6 17.Rfd1 Qd5 =.

15.Rc1 cd4 16.Bd4 Nb6 17.Bb6 ab6 18.Bc4 Bd6 19.0-0 Qh4 20.f4 g5 (20...Ra7 21.Rc2+/–) 21.g3 Qh6 22.Rf2 gf4 23.gf4 (23.ef4?! Bc5 24.Nf1 Bf2 25.Kf2 Qd6=) 23...Bh5 24.Rg2 Kf7 25.Bf1 Rg8 (25...Ke7!?+/–) 26.Rc7!+– Kf8 (26...Bc7 27.d6 Double attack (27.d6 Decoy; 27.d6 Passed pawn)) 27.Rb7 Rg2 28.Bg2 Rc8 (better is 28...Bc5 29.Qc3 Kg8+–) 29.Qb2 Bf7 30.Rb6 Bd5 31.Qd4 Qh5 (31...Rc1 32.Nf1 Qe6 33.Qh8 Ke7 34.Qh7 Qf7 35.Qf7 Bf7 36.Rb7 Kf6+–) 32.Rd6 Qe2 (32...Bf7+–) 33.Rd5 (33.Rd5 Kg8 34.Rd7 Qe1 35.Nf1 Qe3 36.Ne3 Rc1 37.Bf1 Rf1 38.Kf1 Kf8 39.Qh8#) 1–0. Kuehn,Peter – Mietzelfeldt,Gerhard, DDR–ch I233 corr, 1967.

15.Rc1 cd4 16.Bd4 Bf6 17.Qb4 Bd5 +=.

15.dc5?! Nc5 16.Qc3 Bf6 17.Qc5 Bb2 18.Rb1 Rc8! 19.Qa7 Bc3.

15.Rd1 Rc8 16.0-0 Bf6 17.Nc4 Bd5 18.dc5 Nc5 (18...Rc5? 19.Ba3 Kh8 20.Rd2+–) 19.Qa3 Nd3 (19...Kh8=) 20.Bf6 (better is 20.Bd3!? should not be overlooked 20...ed3 21.Rd3 Rc4 22.Rfd1 Bb2 23.Qb2+=) 20...Qf6+= (20...gf6?? 21.Bd3 ed3 22.Nd6+–; 20...Rf6 Inferior is 21.Bd3 ed3 22.Qd3+/–) 21.Bd3 ed3 Black has a new passed pawn: d3 (21...Bc4 Worse is 22.Bc4 Rc4 23.Rd7+=) 22.Nb2? (better is 22.Nd2 would keep White alive 22...Rc3 23.Qb4+=) 22...Qg5–+ 23.g3 Bf3?? there were better ways to keep up the pressure (better is 23...Qh5 and Black is on the road to success 24.Rd3 Be4 25.Qb3 Kh8–+) 24.Rd2+= (24.Rd3?? the pawn of course cannot be captured 24...Qg4 25.e4 fe4 26.Rf3 Qf3 (26...Rf3?! 27.Qa2 Kh8 28.Nd1–+) 27.Qa2 Qf7–+) 24...Rcd8 (24...f4 25.Qb3 Qd5 26.Qd5 (worse is 26.Rd3 Qb3 27.Rb3 fg3 28.hg3 Rf6–/+; worse is 26.Qd3 Qd3 27.Rd3 fg3 28.hg3 Be2–/+) 26...Bd5 27.Rd3=) 25.Nd3 b6? (25...Qf6 26.Rc1+/–) 26.h4?? (better is 26.Ne5 and the result of the game is clear: White will win 26...Bh5 27.f4+–) 26...Qf6+= 27.Rc1 g5?? (27...Qd6 28.Qb2+=) 28.Qa2?? Bd5+= 29.Qb2 gh4?? 30.Qf6+– Rf6 31.Nf4 hg3 32.Rd5 (32.Rd5 gf2 33.Kf2 Rd5 34.Nd5+–; 32.Nd5 Weaker is 32...gf2 33.Kf2 Kg7+–) 1–0. Poley,Vladimir (2345) – Wichmann,Daniel (2255), Dotzheim op 1st, 2002. (=1.Nf3 f5 2.b4 d6 3.Bb2 e5 4.e3 Nf6 5.d4 e4 6.Nfd2 d5 7.b5 c6 8.a4 Be7 9.c4 0-0 10.Nc3 Be6 11.Qb3 Nbd7 12.Be2 c5 13.Nd5 Nd5 14.cd5 Bf7)

15.Rd1 Rc8 16.f3 c4 17.Qc2 ef3 =.

14.cd5 Bf7 15.Rc1 Rc8 16.0-0 Nb6 17.dc5 Nd5

18.Bc4 Nf4 19.Bf7 Rf7 20.ef4 Qd2 21.Rfd1 Qf4 22.Rd7 –+.

18.Rfd1 Nf4! 19.Bc4 Ne2 –+.

14.cd5 Bf7 15.Rc1 Rc8 16.0-0 Nb6 17.dc5 Nd5 18.Bc4 Rc5 19.Rfd1 Rc7 20.Ne4 Rc4 21.Qc4 fe4 22.Qe4 Qd6

23.Qg4 Bf6 24.Bf6 Qf6 25.Qd4! Qd4 26.Rd4 –+.

23.Qg4 Nf6 24.Rd6 Ng4 25.Rd7.

23.Qg4+/– Qh6 24.Qd7 Be6 25.Qb7 Bf6 26.Ba3+– Ne3 27.Bf8 Nd1 28.Rd1 Kf8 29.Qb8 Kf7 30.Qa7 Kg6 31.b6 Be5+/– 32.g3 Qh5 33.Rd2 Bf4?? 34.Qe7 Bh3 35.Qe8 (35.Qe8 Kh6 36.Qh5 Kh5 37.gf4+–; 35.gf4?? Qg4 36.Kh1 Qg2#) 1–0. Fischer,D – Rohr, BdF, 1986.

23.Qg4+/– Qh6 24.Qd7 Be6 25.Qb7 Qh4 26.Rd2+– Qb4 27.Rcd1 Nb6 28.Bc3! Qa3 29.Qe4 Bf7 30.Bb2 Qc5 31.Rc1 Qb4 32.Qd4 Qd4 33.Bd4 Bb4 34.Rdc2 1–0. Sokolski,Aleksey P – Samarian,Sergiu, corr ICCF W–ch4 sf01, 1957.

23.Qg4 Qh6 24.Qd7 Be6 25.Qb7 Qh4 26.Rf1 Qa4.

23.Qg4 Qh6 24.Qd7 Be6 25.Qb7 Qh4 26.g3? Qh5 27.Rd5 Qf3! –+.

12.Be2 Rc8

13.0-0 dc4 14.Bc4 Bc4 15.Nc4 Kh8 16.bc6 bc6 17.f3 Rb8 18.Qc2 Bb4 19.Na2 c5 20.Nb4 cb4=+ 21.Nd2 Qe7 22.Qb3 Nb6 23.Rac1 Nbd5 24.Nc4 ef3 25.Rf3 Qe6 26.Ne5 Rbc8 27.Rc8 Rc8 28.Rh3 a5–/+ 29.Rh4 Re8 30.Ba1 Kg8 31.Qd3 Rc8–+ 32.Bb2 Nb6 33.Rf4 Na4 34.Ba1 Rc1 35.Rf1 Rf1 36.Kf1 Qa2 37.Qc4 Qc4 38.Nc4 Nd5 39.Na5 Ne3 40.Kf2 Nc2 41.Nb3 Kf7 42.Ke2 Na1 43.Na1 Ke6 44.Ke3 Kd5 45.Kd3 g5 46.Nc2 Nb2 47.Kd2 b3 48.Ne3 Ke4 49.d5 f4 50.Ng4 Nc4 51.Kc1 Kd5 52.Nf6 Kd4 53.h3 h6 54.Ng4 Kc3 (54...Kc3 55.Ne5 b2 56.Kd1 b1Q 57.Ke2 Nd2 58.h4 Qf1#) 0–1. Scholz,Guenter – Reichert,Gert, BdF, 2000.

13.0-0 Rf7 14.Rac1 dc4 15.Bc4 Bc4 16.Nc4 Qc7 17.h3 c5 =.

13.0-0 Rf7 14.Rfc1 dc4 15.Bc4 Bc4 16.Nc4 Qc7 17.bc6 bc6 =.

13.0-0 Rf7 14.c5 b6 15.cb6 Qb6 16.a5 Qd8 =.

13.0-0 Rf7 14.f3 ef3 15.Rf3 Qc7 16.c5 b6 17.bc6 Qc6 =.

13.0-0 Bf7 14.Ba3 Ba3 15.Ra3 dc4 16.Bc4 Nb6 =.

13.bc6 bc6 14.0-0 =.

13.bc6 bc6 14.Ba3 =+.

12.Be2 Qe8

13.0-0 Rb8 14.Ba3 Ba3 15.Qa3 Qf7 16.cd5 Nd5 =.

13.0-0 Rc8 14.c5 Qf7 15.bc6 bc6 16.Rab1 Rb8 =.

13.0-0 Qf7 14.c5 Nc5 15.dc5 d4 16.Qc2 d3 =+.

13.0-0 Qg6 14.Rfb1 Rac8 15.bc6 bc6 16.Qb7 f4 +=.

13.0-0 Kh8 14.Ba3 Rg8 15.Be7+= Qe7 16.bc6 bc6 17.Rab1 g5 18.Qb4 Qb4+= 19.Rb4 Rab8 20.Rfb1 Rb4 21.Rb4 Rb8 22.Rb8 Nb8 23.g3 Kg7 24.Kf1 Kg6 25.cd5 cd5 26.Nb3 f4 27.Nc5 Bc8 28.Bd1 Nc6= 29.Nb5 Bh3 30.Ke1 f3 31.Bb3 a5 32.Ba2 h6 33.Nc7 Nb4 34.Bb1 Kf7 35.Nb7 Bd7 36.Nb5 Ng4 37.Nc5 Nf6 38.Nd6 Kg6 39.Ndb7= Kh5 40.Na5+/– Kg4 41.Kf1 Bc8 42.Nab7 Bb7 43.Nb7 Kh3 44.Nc5 Kh2 45.a5 Kh3 46.a6 Nc6 47.Bc2 h5 48.Ba4 Na7 49.Bd7 Kh2 50.Be6+– h4 51.gh4 g4 52.Nd7 g3 53.fg3 Nh5 54.Bd5 Ng3 55.Kf2 ½–½. Klein,J – De Veij,AJ, corr ICCF EU/M/Gr/798 (year?).

13.Ba3 Rb8 14.cd5 cd5 15.0-0 g5 16.Rab1 Ba3 17.Qa3 Qg6 18.f3 ef3 19.Bf3 Ne4 20.Be4 fe4 21.Qd6 Nb6 22.Rf8 Rf8+= 23.Rf1 Rf1 24.Nf1 Qe8 25.Nd2 Qd7 26.Qd7 (better is 26.Qe5!?+/–) ½–½. Hasler,Ulrich – Gnirk,Hajo, CiF, 1989.

13.Ba3 Rc8 14.0-0 dc4 15.Bc4+= Bc4 16.Nc4 Kh8 17.f3 (17.Na5 Rb8= 18.Rfc1 c5 19.Ne2 cd4 20.Nd4 Ba3=; 17.Nd6 Bd6 18.Bd6 Rg8 19.a5 c5 20.Ne2 c4+/–) 17...c5= 18.fe4 (18.d5 ef3 19.Rf3 Ng4 20.Bb2 Nde5=) 18...Ne4 (18...cd4 19.Be7 Qe7 20.ed4 Qe6=) 19.Ne4 fe4 20.Rf8 (20.Na5 cd4=) 20...Bf8 21.Rf1 Qe6 22.dc5 Bc5 23.Bc5 Rc5 (23...Nc5 24.Qb4=) 24.Nd2+= Qb3 25.Nb3 Rc4 (25...Rd5!?+=) 26.Rf7+/– Nf6 27.Nd4 (27.Rb7!? Ra4 28.Rb8 Ng8 29.Nd4+/–) 27...Ra4 (27...Kg8 28.Rb7 Ng4 29.g3 Ra4 30.Ne6=) 28.Rb7 (28.Rf8 Ng8=) 28...h6 (28...g6 29.h3=) 29.h3+= a5 30.Ra7 (30.Nf5 Ra1 31.Kf2 Ra2 32.Kg3 Nh5 33.Kh2 Rb2+=) 30...Ra1 (30...Nd5 31.Nf5=) 31.Kh2 a4 32.b6+/– Rb1 33.b7 Nd7 34.Nc6 a3 35.Kg3 a2= 36.Ra2 Rb7 37.Ra5 g5 38.Kg4+/– Rb2 39.Kh5 Kg7? 40.Ra7+– Rg2 41.Rd7 Kf6 42.Rd6 Kf5 43.Rh6 Rg3 44.Nd4 Ke5 45.Kg6?? Re3+= 46.Nc6 Kf4 47.Kf6 g4= ½–½. Lehnhoff,H_G – Newerla,A, II–917 BdF Aufstiegsturnier, 1971.

13.Ba3 g5 14.a5 Ba3 15.a6 ba6 16.bc6= Nb6 17.cd5 Nbd5 18.Nd5 Bd5 19.Qa3 Qc6 20.0-0 f4 21.Rfc1 Qd7 22.Rc5 f3 23.Ba6 fg2=+ 24.Be2 h6 25.Kg2= Be6 26.Qa4 Ng4?? 27.Qd7+– Rf2 28.Kg3 Bd7 29.Bg4 Bg4? 30.Kf2 Rf8 31.Kg3 (31.Kg3 Be6 32.Ra7+–) 1–0. Baumann – Gnirk,Hajo, corr SOK–88–17, 1988.

13.Ba3 Kh8 14.0-0 a6 15.bc6 bc6 16.a5 dc4= 17.Bc4 Bf7 18.Bf7 Qf7 19.Qf7 Rf7 20.Na4 Ba3 (20...Nd5 21.Rfc1 Bd8 22.Nc4+=) 1–0. Sakai,Kiyotaka – Jirousek,Jim, corr or01–011 E–mail, 2001.

13.a5 Qg6 14.Bf1 Qf7 15.a6 Rfb8 16.ab7 Rb7 =.

13.Rb1 Qg6 14.0-0 f4 15.Kh1 fe3 16.fe3 Qh6 =+.

13.c5 g5 14.0-0+= f4 15.f3 fe3 16.Ndb1 Nh5 17.Ne4 Nf4 18.Ng3 h5 19.Qe3 b6? 20.bc6+– Nb8 21.c7 Nc6 22.Bb5 Bd7 23.Bc6 Bc6 24.cb6 ab6 25.Qb3 Ra6 26.Nc3 Qd7 27.Bc1 Qc7 28.Bf4 Qf4 29.Nd5 Qd4+/– 30.Ne3 Kh8 31.Qe6 Qe3 32.Qe3+/– Bc5 33.Qc5 bc5 34.Nh5 Ra4 35.Rac1 c4+= 36.Rc3 Rd8 37.Rfc1 Rd2? 38.Rc4+– Raa2 39.Rc6?? Rg2= 40.Kf1 Raf2 ½–½. Suess,Stefan – Gnirk,Hajo, corr ICCF, 1986.

13.c5 Qg6!? 14.Bf1 Rab8= 15.Ne2 Nh5 16.Ng3 Ndf6 17.Nh5 =+.

13.g3 Qf7 14.c5 =+.

13.g3 Qg6 14.Ba3 Ba3 15.Qa3 Rac8= 16.0-0 c5=+ 17.cd5 Nd5 18.Bc4 Nc3–/+ 19.Qc3 cd4 20.Qd4 Nc5 21.Rfc1 Rfd8 22.Be6 Qe6–/+ 23.Qc4? Qc4–+ 24.Nc4 Nb3 (25.Rab1 Nc1 26.Rc1 Rd5–+) 0–1. Diener,Rudolf – Kuehn, corr, 1975.

13.Ba3 Ba3

14.Qa3 Rc8 15.c5 Qg6 16.g3 Ng4 17.a5 Qg5 18.Nd1 Rf6 19.h4 Qh6 20.a6 b6 21.cb6 Nb6 22.bc6 Rc6 23.Rc1 Bd7 24.Rc6 Rc6 25.Nb3 Nc4 26.Qe7 Qe6 27.Qe6 Be6 28.Nc5 Bc8 29.Nc3+/– Nf6 30.Nd5!+– Nd5 31.Bc4 Rd6 32.Kd2 Kf8 33.Bd5 Rd5 34.Rb1 (34.Rb1 Rd8 35.Rb8+–) 1–0. Koerner,S – Mann, corr DDR–ch H217, 1976.

14.Qa3 Rc8 15.c5 Qg6 16.g3 Nh5 17.a5 Qf7 18.a6 b6 19.bc6 Rc6 20.Qa4 Rfc8 21.Nb5+/– Ndf6 22.Nd6 Rd6 23.cd6 g5 24.Bb5 Bd7 25.0-0 Bb5 26.Qb5 Qe6 27.Rac1 Rf8 28.Rc7 f4 29.Rfc1 Qh3 30.Qf1 Qg4 31.h3 Qe6 32.R1c6 fe3 33.Re7 ef2 34.Kg2 Qf5 35.Qf2 Qf2 36.Kf2+– e3? 37.Ke3 Ng3 38.Ra7 g4 39.hg4 Ng4 40.Kd3 Nf2 41.Kc2 Nf5 42.Nb3 Ne4 43.d7 Nfd6 44.Rac7 1–0. Didzuhn,Werner – Kuehn,M, corr DDR–Cup4 sf01, 1975.

14.Qa3 Rc8 15.bc6 Rc6 16.Qb3 dc4 17.Qb7 = (17.Bc4? Bc4 18.Nc4 Qf7–+).

14.Qa3 Rc8 15.g3 Qg6 16.0-0 c5 17.cd Nd5 18.Bc4 Nc3 19.Qc3 cd 20.Qd4 Nc5 –+. Diener – Kuehn, corr 1975.

14.Qa3 Qf7 15.c5 f4 16.ef4 Ng4 17.g3 e3 18.fe3 Ne3 19.Rc1 Rae8 20.Nf3 Bg4 21.Kf2 Qf6 22.Qb4 g5 23.h3 Bf3 24.Bf3 gf4 25.Rhg1 Kh8 26.Ne2? fg3–+ 27.Rg3 Nf5 28.Rg4 Nh4 29.Nf4 Nf3 30.Kg2 Nd4 (30...Nd4 31.Qd4 Qd4 32.Ng6 hg6 33.Rd4 Re4 34.Re4 de4–+) 0–1. Gerold,Guenter – Weinitschke,Guenter, corr GER–ch Thur (year correct?), 1972.

14.Qa3 Qf7 15.bc6 bc6 16.cd5 cd5 =.

14.Qa3 Qf7 15.f3 Nh5 16.0-0 Nhf6 17.Rab1 Qg6 18.bc6+/– bc6 19.Qd6 Rfe8 20.Rb7 Nb6 21.a5 Rad8 22.Qc6+/– f4? 23.fe4 Bh3 24.Bf3 fe3 25.ab6 ed2 26.e5 Bd7 27.Bd5 Kh8 28.Qc5 Nd5 29.cd5 Bh3 30.Rf2 Bg2 31.Qc6 Qc6 32.dc6+= Bc6 33.Rbf7 Kg8 34.b7 Ba4 35.e6+/– Bb3 36.e7 Bf7+/– 37.ed8Q Rd8 38.Rd2 Rb8 39.Rb2 Be8 40.d5 Kf7 41.Ne4+– Ke7 42.Nc5 1–0. Kreideweiss,Frank – Alberti,Dieter, corr DDR–ch H101, 1972.

14.Qa3 Rf7 15.0-0 g5 16.bc6+/– bc6 17.cd5 Bd5 18.Nc4 Rg7 19.Rfb1 f4 20.Rb7 f3 21.Bf1 Qh5 22.Qd6 g4 23.Nd5 cd5 24.Ne5 Qf5 25.Rc1 Ne5 26.Rg7+/– Kg7 27.de5 Ne8 28.Qd5 Rb8 29.Bb5 h5 30.Qd4+– Qf7?? 31.e6 Qf6 32.Qa7 (32.Qa7 Kh8 33.Qb8+–) 1–0. Mueller,Klaus – Weinitschke,Werner, corr DDR–ch M527, 1969.

14.Ra3 cb5 15.cd5 Nd5 16.Nd5 =.

14.Ra3 Qg6 15.g3 Rac8 16.c5 b6 17.bc6 Rc6 18.Bb5 Rc7 19.Bd7 Rd7 20.cb6+= Rb7 21.a5 Rc8 22.Qb2 Qe8? 23.Na4 ab6+= 24.Nb6 Nd7 25.0-0 Rc6 26.Rb3 Nb6 27.Rb6 Rcb6 28.ab6 Qc6 29.Rb1+/– Kf7 30.Qb4 Ke8 31.Qc5+– Bd7 32.Rb4 Qc5 33.dc5 Bc6 34.Nb3 Kd7 35.Nd4 g6 36.Rb3 Rb8 37.Ra3 Rb7 38.Kf1 (38.Nc6?! Kc6 39.Ra5 g5+–) 1–0. Geisensetter,Kurt – Knebel,Wilhelm, corr DDR, 1981.

14.bc6 bc6 15.Qa3 Qf7 16.cd5 Nd5 17.0-0 Qg6 (17...Rab8 18.Rfc1=) 18.Rfb1 N7f6 19.Qd6 Nc3 20.Qe6 Kh8 21.Re1 Ne2 22.Re2 Qh5 23.Ree1 c5 (23...Qh4 24.Rf1+= (worse is 24.Qc6 Ng4 25.Nf1 Qf2 26.Kh1 Rac8–/+)) 24.dc5+/– Rae8 25.Qb3 (25.Qa6 Rd8 26.Nf1 Rd7+/–) 25...Ng4+= 26.h3 Ne5 27.Rec1 Nd3 28.Rc2 Qg6 29.Nf1 (29.Rd1 Rb8 30.Qc3 Qc6+=) 29...f4= 30.ef4 Nf4 (30...Rf4 31.Qc3=) 31.Qg3+= Qc6 32.Rd1 Qa4 33.Rdd2 Qc6 34.Rd6 Qb5 35.Qe3 Qb1 36.Rcd2 a5 37.c6 a4 38.c7 Qc1 39.Rd7 Ne6 (39...a3 40.Rd1 Qe3 41.Ne3+/–) 40.R2d6+/– Qe3 41.Ne3 a3 42.c8Q Rc8 43.Re6 Ra8 44.Rd1 a2 45.Ra1 Rfb8 46.Kh2 Rb2 47.Kg3 g5 48.Re4 Kg7 49.Rc4 Ra3 50.Rcc1 Kg6 51.Rf1 h5 52.h4 gh4 53.Kh4 Rab3 54.g4 hg4 55.Kg4 Kh7 56.Nd1 Rc2 57.f3 Kg6 58.Kg3 Re2 59.Nf2 Kf5 60.Rfc1 Ree3? 61.Ra2 ½–½. Kural,A. Serhat (2000) – Pohjosmaeki,Risto, Memorial ICCF, 2007.

12.Be2 Kh8

13.0-0 a6 14.Rfd1 ab5 15.ab5 Qc7 (15...dc4 16.Bc4 Bc4 17.Nc4 Ra1 18.Ra1+=) 16.Rdc1 (16.c5 cb5 17.Nb5 Qc6+=) 16...Ng4 (16...dc4 17.Nc4 Ra1 18.Ba1=) 17.g3 (17.Bg4 dc4 18.Qc2 fg4 19.Qe4+= (worse 19.Nce4 cb5 20.Ra8 Ra8-/+)) 17...h5?? (better 17...dc4 18.Bc4 Bc4 19.Nc4 Rfb8=) 18.cd5 (18.Nd5 Bd5 19.Ra8 Ra8 20.cd5 c5+-) 18...cd5 (18...Ra1 19.Ra1 Bg8 20.Ra7+=) 19.Ra8 Ra8 20.Nce4 de4? (better 20...Qa5 21.Nc3 Qb4+/-) 21.Rc7 (21.Qe6 Qd8 22.Qf5 Ndf6+-) 21...Bb3 22.Rd7 Bb4 (22...Ba3 23.Nb3 Bb2 24.Rb7+-) 23.Nb3 Ra2 24.Bg4 Rb2 (24...hg4 25.Ba1 Ra3+-) 25.Bf5 g6 26.Be4 (26.Bg6 Rb3 27.Rb7 Rb1 28.Kg2 Be1 29.Rh7 Kg8 30.Rh5 Rb2 31.Be4 Bf2+-) 26...Rb3 27.Bb7 (better 27.Rb7!? Rb2 28.Kf1 g5+-) 27...Rb1 28.Kg2 Be1 29.Bc6 (29.Be4 Rb5 30.Bg6 Rg5+-) 29...Rb2 30.Rf7 Kg8 31.Rf6 Kg7 32.Rf4 (32.Rf3 g5+-) 32...g5 (32...Bd2 33.Rf3+-) 33.Rf5 Kg6 34.Rf8 (better 34.Be4!? g4+-) 34...Kg7 35.Rf3 g4 36.Rf5 Kg6 37.Rf4 (better 37.e4 Rb4+-) 37...Bf2 (37...Bd2 38.Be8 Kh6+-) 38.Rf2 Rb4 (38...Rb3 39.d5 h4+-) 39.Rf6! Kg5?? (39...Kf6 40.h4 Combination) 40.Be4 (better 40.Rf4 Rb2 41.Rf2+-) 40...Kf6+/- 41.Kf2 1-0. ClayPigeons (2125) - XLordPrettyFlackoX (2060), Rated Bullet game, lichess.org, 2021.

13.0-0 g5 14.Rad1 Rf7 (14...Rc8 15.f3+=) 15.Ba3 Nf8 16.Be7 Qe7 17.g3 (17.bc6 bc6 18.f3 Rd8+=) 17...Ng6 Black intends f4 18.Rfe1 (18.f3 ef3 19.Nf3 dc4 20.Bc4 Bc4 21.Qc4 A) worse 21...Qe3 22.Kh1 Re7 23.Rd3 cb5 24.Qb5+/- (24.ab5?! Rc7 25.Re3 Rc4+=); B) 21...Ng4=) 18...f4= 19.bc6 bc6 20.cd5 cd5 21.Ba6 (21.Rb1 Raf8=) 21...Raf8 22.Ne2?? (22.Rb1 Qd6 23.Be2 fe3 24.fe3 Bh3=) 22...Ng4?? (better 22...Qd6!? 23.Qb5 Rb8-+) 23.Rb1 (23.Nc3 fg3 24.fg3 Nh2 25.Kh2 Rf2 26.Kg1 Qd6 27.Nde4 de4 28.Ne4 Bb3 (28...Qa6 29.d5 R2f5 30.Qb2 Ne5 31.Nc5=) 29.Nd6 Bd1-+) 23...Nf2! 24.Kf2 fe3 (24...Qd6!? 25.Kg2 f3 (worse 25...Qa6 26.ef4 gf4 27.Nf4-+) 26.Kh1 Qa6-+ (26...fe2?! 27.Be2 Rf2 28.Rb2=+)) 25.Ke3=+ Rf3 26.Nf3 Rf3 27.Kd2 Rb3 28.Rb3 Qf6 29.Re3? (29.Rb8 Bg8 30.Bb5 Qd6-/+) 29...g4 (better 29...Bg4!? 30.Bb5 a6-+) 30.Rb1 Bd7 (30...Ne7 31.Rb8 Kg7-/+) 31.Rb7?? (31.Rb8!? Nf8 32.Bb5+=) 31...Ba4 (31...Qa6 32.Rd7 Qa4 33.Rb7-+) 32.Ra7 (32.Rc3 Nf8 33.Ra7 Qh6 34.Ke1 Qb6=) 32...Nf8 (better 32...Qb6!? 33.Ra8 Kg7-+) 33.Bc8=+ Qb6 (33...Qb6 34.Ra4 Qc6+/-). ClayPigeons (2105) - MateoFox (2130), Rated Bullet game, lichess.org, 2020.

13.c5 Rb8 14.Qc2 f4 15.ef4 Qc7 16.g3 b6 =.

13.c5 Qc8 14.Ba3 Nc5 15.Qc2 Nd3 16.Bd3 ed3 =.

13.c5 Qc8 14.Ba3 Nc5 15.Qc2 Nd3 16.Bd3 ed3 17.Qd3 Ba3=.

13.c5 Qc8 14.bc6 bc6 15.Rb1 Rb8 16.Qd1 Qc7 17.Nb3 Ng4=+.

13.c5 Bg8 14.Ba3 (14.0-0 Qc7 (14...Rc8 15.bc6 bc6 16.Qc2 Rb8 17.Rab1 Qc7=) 15.Rfb1 f4 16.a5 fe3 17.fe3 Nc5=) 14...Nc5 (14...Bc5 15.Bc5 Nc5 16.dc5 d4 17.Qc2 dc3=) 15.Bc5 Bc5 16.dc5 d4 17.Bc4 (17.Qb4 dc3=) 17...dc3 18.Qc3 Qc7 19.Bg8 Kg8 20.0-0 Rad8 21.Nb3 (21.Rfd1 Rd5=) 21...Ng4=+ 22.g3 Qf7 23.Nd4 Qh5 24.h4 Ne5 (24...Qg6 25.a5 cb5 26.Qb3 Kh8 27.Ne6 Nf2 28.Kf2 Rd2 29.Ke1–/+) 25.Kg2 (25.Qa5 Qf7=) 25...Nf3 26.Rfd1 f4 27.ef4 Nd4 28.Qc4 Kh8 29.Rd4 Qf3 30.Kh3 Rde8 31.Qc2 e3 32.fe3 Re3 (< 32...Qe3 33.Rad1+/–) 33.Qg2 Qh5 34.Qd2 Rfe8 ½–½. Muri,Heinrich (2340) – Boschma,Bouwe (2340), corr ICCF EM/MN/063 Email, 2003.

13.h3 Qc7 (13...dc4 14.Bc4 Bc4 15.Nc4 cb5 16.Nb5 Nb6 17.Nb6 Qb6 18.a5=) 14.c5 (14.Rc1 dc4 15.Bc4 Bc4 16.Nc4 Rad8 17.0-0 c5 18.Rfd1=) 14...f4 (14...Bf7 15.bc6 (15.Rb1= Nc5 16.dc5 d4 17.Bc4 Bc4 18.Qc4=+) 15...bc6 16.Rb1 Rab8 17.Qc2 f4 18.ef4=+; 14...b6 15.cb6 (15.bc6 Qc6 16.cb6 Nb6 17.a5 Nc4 18.Nd5=+) 15...Qb6 16.a5 Qc7 17.bc6 Rfb8 18.Nb5=) 15.Nd1 (15.Nde4!? fe3 16.fe3= Rae8 17.0-0 Bh3 18.gh3=; 15.Nce4 Ne4 16.Ne4 Rae8 17.Bh5 g6 18.Nd6=) 15...Rab8 (15...Rac8 16.ef4 Qf4 17.Qe3 Qe3 18.Ne3=+) 16.ef4 Qf4 17.g3 (17.Qe3 Qe3 18.Ne3 Rfc8=) 17...Qh6 (17...Qc7 18.g4–/+) 18.Qe3 Qg6 19.g4 h6 (19...Ne8 20.Rb1–/+) 20.Qg3 Rf7 21.Ne3 Rbf8 22.Qc7 Nc5 23.dc5 Bc5 24.Qg3 d4 25.Nec4 e3 26.fe3 de3 27.Ne3= Ne4 28.Qe5 Be3 29.Ne4 Bf4 30.Qd4 Rd7 31.Qb4 Qe4 32.Qf8 Kh7 33.0-0 Rf7 34.Qf7 Bf7 35.Bf3 0–1. Roczniak,Jan – Walczak,K, Poland, 1981.

11.Nc3 Kh8

12.Be2 Nbd7 13.0-0 Qe8 14.a5 a6 A) 15.ba6 ba6 16.Rab1 Qb8 17.Qa4 Qd6 18.h3 Rfb8 19.c5 Qc7 20.Ba1 Kg8; B) 15.Qa4 cb5 (15...Qb8 16.bc6 bc6 17.Ba3 Ba3 18.Qa3 Qc7 19.cd5 Nd5 20.Rab1 c5; 15...ab5 16.cb5 Qb8 17.bc6 bc6 18.Rfb1 Qc7 19.a6 Ng4 20.g3 Rf7; 15...c5 16.ba6 ba6 17.Qc6 Rb8 18.Rfb1 cd4 19.ed4 Bf7 20.cd5 Rc8) 16.cb5 ab5 17.Nb5 Qb8 18.Rfc1 Bd8 19.Ba3 Ra5 20.Qc2 Re8; C) 15.cd5 Nd5 16.bc6 bc6 17.Nd5 Bd5 18.Qc2 Qg6 19.Nc4 Rab8 20.Rab1 c5; D) 15.bc6 bc6 16.Qc2 Qg6 17.Rab1 Bd6 18.g3 f4 19.ef4 Bf5 20.Qc1 Bf4.

12.Be2 Nbd7 13.0-0 Qe8 14.Rfc1 Rb8 A) 15.Rab1 Qf7 (15...Nb6 16.c5 Nbd7 17.a5 Bc5 18.dc5 d4 19.Qa3 dc3 20.Bc3 Qc8; 15...Kg8 16.Ba3 Qf7 17.Be7 Qe7 18.h3 Rfc8 19.Qa2 Bf7 20.a5 c5; 15...a6 16.Ba3 Kg8 17.h3 Qf7 18.Be7 Qe7 19.Rc2 Rfc8 20.c5 Bf7) 16.c5 Qg6 17.Re1 Qh6 18.Nf1 Bd8 19.h3 Bc7 20.a5 cb5; B) 15.a5 a6 (15...Qf7 16.h3 a6 17.b6 Kg8 18.Re1 Qg6 19.Ba3 Ba3 20.Ra3 f4; 15...dc4 16.Bc4 Bc4 17.Nc4 a6 18.b6 Rc8 19.Ba3 Qf7 20.Be7 Qe7; 15...Qc8 16.Ba3 Qe8 17.Qa4 dc4 18.bc6 bc6 19.Be7 Qe7 20.Qc6 Rfc8) 16.Qc2 dc4 17.bc6 bc6 18.Nc4 Qf7 19.Na4 Nd5 20.Nab6 f4; C) 15.Re1 Qc8 (15...Qd8 16.a5 a6 17.b6 Qe8 18.Ba3 Ba3 19.Qa3 c5 20.dc5 Rc8; 15...Qf7 16.a5 a6 17.b6 Kg8 18.h3 Rbc8 19.Rad1 Qg6 20.Rc1 f4; 15...Kg8 16.a5 Qf7 17.Qa4 dc4 18.Nc4 a6 19.b6 Nd5 20.g3 Nb4; 15...Bd6 16.Ba3 Qe7 17.Bd6 Qd6 18.c5 Qe7 19.a5 a6 20.bc6 bc6) 16.a5 a6 17.b6 Kg8 18.h3 Qd8 19.Ba3 Qe8 20.cd5 Nd5; D) 15.Ba3+= Ba3 (15...Kg8 16.h3 Qf7 17.Be7 Qe7 18.Rab1 Rfc8 19.Rb2 Bf7 20.cd5 Nd5; 15...Qf7 16.Be7 Qe7 17.h3 Kg8 18.a5 a6 19.cd5 Nd5 20.bc6 bc6; 15...Qd8 16.h3 Kg8 17.Rab1 Re8 18.Rc2 a6 19.cd5 Nd5 20.Bc4 Ba3; 15...Bf7 16.h3 Ba3 17.Ra3 Qe7 18.Ra2 Rfc8 19.Rac2 Kg8 20.a5 a6) 16.Ra3 Qe7 17.h3 Bf7 18.Ra2 Rfc8 19.Rac2 Kg8 20.a5 a6.

12.Be2 Nbd7 13.0-0 Qe8 14.Rfc1 Rc8 A) 15.a5 Qf7 (15...a6 16.bc6 bc6 17.Qa4 dc4 18.Nc4 Rb8 19.Rab1 Qf7 20.Ba3 c5; 15...dc4 16.Bc4 Bc4 17.Nc4 Qf7 18.bc6 bc6 19.Ba3 c5 20.Rd1 cd4) 16.a6 dc4 17.Bc4 Bc4 18.Qc4 ba6 19.Qf7 Rf7 20.Ra6 cb5; B) 15.h3 dc4 (15...Qf7 16.bc6 bc6 17.cd5 Nd5 18.Nd5 Rb8 19.Qc2 cd5 20.Ba3 Ba3; 15...Qg6 16.bc6 bc6 17.cd5 Nd5 18.Nd5 cd5 19.Ba3 Rb8 20.Bb5 Ba3) 16.Bc4 Bc4 17.Nc4 Qf7 18.bc6 bc6 19.Qa2 Kg8 20.Ba3 Ba3; C) 15.Ba3 Rb8 (15...Ba3 16.Ra3 Qe7 17.c5 Rb8 18.a5 a6 19.bc6 bc6 20.Qa4 Rb2; 15...Rf7 16.bc6 bc6 17.Be7 Qe7 18.cd5 Rb8 19.Qa3 Qa3 20.Ra3 Nd5; 15...dc4 16.Bc4 Ba3 17.Ra3 Nd5 18.bc6 bc6 19.Qb7 N7b6 20.Bd5 Rf7; 15...Bf7 16.bc6 bc6 17.Qb7 f4 18.Qa7 Ba3 19.Ra3 fe3 20.fe3 Bh5) 16.Be7 Qe7 17.h3 Kg8 18.a5 a6 19.cd5 Nd5 20.bc6 bc6.

12.Be2 Nbd7 13.0-0 Qe8 14.Rfc1 Qg6 15.g3 (15.Ba3!? dc4 (15...Ba3 16.Qa3 Qf7 17.bc6 bc6 18.cd5 Nd5 19.Nc4 Rab8 20.Rab1 Qf6) 16.Bc4 Bc4 (16...Ba3 17.Qa3 Qf7 18.bc6 bc6 19.Ne2 Bd5 20.Bd5 cd5) 17.Nc4+/– c5 18.Rd1 Rac8 19.Ra2 Nh5 20.Nd5 Bh4; 15.a5 a6 (15...dc4 16.Bc4 Bc4 17.Nc4 c5 18.Ba3 Rfc8 19.Rd1 cd4 20.Be7 dc3; 15...Rac8 16.a6 Rc7 17.ab7 Rb7 18.c5 f4 19.ef4 Ng4 20.Bg4 Qg4; 15...Rfc8 16.a6 dc4 17.Bc4 Bc4 18.Nc4 b6 19.bc6 Rc6 20.d5 Rcc8) 16.bc6 bc6 17.Qa4 Rfc8 18.Ba3 Ba3 19.Ra3 Qg5 20.g3 Rc7; 15.Rab1 Rfc8 (15...dc4 16.Bc4 Bc4 17.Nc4 Qf7 18.Ne2 Rac8 19.a5 c5 20.a6 b6; 15...Rab8 16.Ba3 Qf7 17.Be7 Qe7 18.h3 Bf7 19.a5 Rfc8 20.c5 Qe6; 15...Rfb8 16.Ba3 Qf7 17.Be7 Qe7 18.h3 Bf7 19.a5 Kg8 20.Qa2 c5) 16.bc6 bc6 17.cd5 cd5 18.Nb5 Rc1 19.Rc1 Rb8 20.Rc6 Nf8) 15...Ng4= (15...Rac8 16.a5 dc4 17.Bc4 Bc4 18.Nc4 Qh5 19.a6 ba6 20.Ra6 Qh3; 15...Rab8 16.Ba3 Qf7 17.Be7 Qe7 18.a5 dc4 19.Bc4 Bc4 20.Nc4 a6; 15...a6 16.Ba3 Ba3 17.Ra3 Rfb8 18.Qb4 Qe8 19.cd5 Bd5 20.Raa1 Qe6; 15...Rfc8 16.Ba3 dc4 17.Bc4 Bc4 18.Nc4 c5 19.Qd1 Qe8 20.a5 Ng4; 15...Rfe8 16.Ba3 dc4 17.Bc4 Ba3 18.Ra3 Ng4 19.bc6 Qh6 20.h4 bc6) 16.cd5 (16.Rab1 Qh6 17.Bg4 dc4= 18.Nc4 fg4 19.bc6 bc6 20.Ne4 Qg6) 16...cd5 17.Qd1 (17.Nd5 Nb6 18.Ne7 Qh6 19.Bg4 Bb3 20.Nf5 (20.Bf5 Ba4) 20...Qg6+=; 17.Kg2 f4 18.Bg4 Qg4 19.ef4 Rf4 20.Kg1 Rf7) 17...Qh6 (17...Rac8 18.Ba3 (18.Nb3 Qh6 19.Bg4 fg4 20.Ba3 Ba3) 18...Ba3 (18...Qh6 19.Bg4 Ba3 20.Ra3 fg4) 19.Ra3+= Ndf6 20.Bg4 Ng4) 18.Bg4+= fg4 19.Nf1 (19.Ne2 Rfc8+= (19...Rac8 20.Ba3 Ba3) 20.Ba3 Bg5) 19...Qf6 (19...Nb6 20.Ba3 Ba3 21.Ra3–/+) 20.Qe2 Nb6 (better is 20...Rac8!?–/+) 21.Ne4= de4 22.d5 Qf5 23.de6 Qe6 (23...Rac8 24.a5 Nc4 25.Rc4 Rc4 26.Bg7 Kg7 27.Qc4 Qf2 28.Kh1 Qf3 29.Kg1=) 24.a5 Nd7 (24...Nd5 25.Nd2 Bb4 26.a6=) 25.Bd4 Bd6 (25...Bf6 26.a6 b6 27.Rc6=) 26.Nd2+= Rf7 (26...Rac8 27.a6 b6 28.Rc4+=) 27.a6+/– b6 (27...Ne5 28.ab7 Rb7 29.b6+/–) 28.Rc4 (28.Rc6 Ne5 29.Be5 Qe5+/–) 28...Kg8 (28...Re8!?+=) 29.Rc6+/– Ne5 (29...Rd8 30.Nc4 Nb8 31.Rd6 (31.Nd6?! Nc6 32.Nf7 Nd4 33.ed4 Kf7=) 31...Rd6 32.Nd6 Qd6 33.Qg4+–) 30.Be5 Qe5 31.Ra4 Raf8 32.Ne4 Bc5 (32...Bb8 33.Rd4+/–) 33.Nc5 (better is 33.Qa2 Be7 34.Rd4+–) 33...bc5? (33...Rf2 34.Qf2 Rf2 35.Rc8 Kf7 36.Rf8 Kg6+=) 34.Rf4+– Rf4 35.gf4 Qa1 (35...Qd5 36.Rc7 g3 37.hg3+–) 36.Kg2 Qb1 (36...Qa4 37.Qd3 Qa5 38.Rc5+–) 37.Qc4 Kh8 38.Rc5 Qd1 39.Qd5 Qe2 (39...Qd5 40.Rd5 Kg8+–) 40.Rc7 h6 (40...Qf3 41.Qf3 gf3 42.Kf3+–) 41.Ra7 Rc8 (41...h5+–) 42.Qb7 (42.Qb7 Qf3 43.Qf3 gf3 44.Kf3+–) 1–0. Agrest,Roman (2105) – Tetenkina,Irina (2255), 34th Rilton Cup, Stockholm SWE, 2004.

12.Be2 Nbd7 13.0-0 Qe8 14.h3 Rb8 A) 15.Ba3 Kg8 (15...Ba3 16.Qa3 Nb6 17.c5 Nc4 18.Nc4 dc4 19.Qb4 Qf7 20.Rab1 Nd5; 15...Qf7 16.Be7 Qe7 17.c5 g5 18.a5 f4 19.Qc2 f3 20.gf3 Bh3; 15...Bf7 16.Rfe1 Qd8 17.a5 a6 18.b6 Ba3 19.Ra3 Qe7 20.Ra2 Kg8; 15...Qd8 16.Rab1 Kg8 17.Rfc1 Nb6 18.Be7 Qe7 19.c5 Nbd7 20.Qc2 Bf7) 16.a5 a6 17.bc6 bc6 18.Qa4 Ba3 19.Qa3 c5 20.dc5 Qc8; B) 15.Rab1 Qf7 (15...Qg6 16.Ba3 Ba3 17.Qa3 f4 18.Kh1 f3 19.gf3 Bh3 20.Rg1 Qh6; 15...Kg8 16.Ba3 Qf7 17.Be7 Qe7 18.Rfc1 Rfc8 19.a5 dc4 20.Bc4 Bc4) 16.a5 Rfc8 17.Rfc1 Kg8 18.cd5 Nd5 19.Nd5 Bd5 20.Nc4 c5; C) 15.a5 Qg6 (15...a6 16.Qc2 Qg6 17.Rfe1 cb5 18.cb5 ab5 19.Bb5 f4 20.ef4 Nh5) 16.cd5 Nd5 17.Nd5 Bd5 18.Bc4 Nf6 19.b6 a6 20.Qc2 Rbc8.

12.Be2 Nbd7 13.0-0 Qe8 14.h3 Qf7 A) 15.Rac1 Rab8 (15...Nb6 16.bc6 dc4 17.Qc2 bc6 18.a5 Nbd5 19.Nc4 Nb4 20.Ne5 Nc2; 15...Rac8 16.cd5 cd5 17.Ba3 Nb6 18.Rc2 Ba3 19.Qa3 f4 20.ef4 Qg6; 15...dc4 16.Bc4 Bc4 17.Qc4 c5 18.Qf7 Rf7 19.Ne2 Nd5 20.Rfd1 Nb4) 16.Rb1 Rfc8 17.Rfc1 c5 18.Nd5 Nd5 19.cd5 Bd5 20.Bc4 Bc4; B) 15.Rad1 Rfc8 (15...Rac8 16.bc6 bc6 17.Rb1 Rb8 18.Qa2 Kg8 19.Ba3 c5 20.Nb5 cd4; 15...Nb6 16.c5 Nc4 17.Nc4 dc4 18.Qc2 Qg6 19.Rfe1 Rab8 20.Rb1 Rfd8; 15...dc4 16.Bc4 Bc4 17.Qc4 Rac8 18.bc6 Rc6 19.Qf7 Rf7 20.d5 Rc8) 16.Rc1 Nb6 17.c5 Nc4 18.Rc2 Rcb8 19.Rb1 a6 20.bc6 bc6; C) 15.Rfd1 dc4 (15...Rac8 16.Rac1 dc4 17.Bc4 Bc4 18.Qc4 Nb6 19.Qf7 Rf7 20.bc6 Rc6; 15...c5 16.Nd5 Nd5 17.cd5 Bd5 18.Bc4 Nb6 19.Bd5 Nd5 20.Rac1 cd4; 15...Nb6 16.c5 Nc4 17.Rab1 Rfb8 18.Bc1 Nd7 19.Qc2 a6 20.Nc4 dc4; 15...Rab8 16.a5 a6 17.Qa4 ab5 18.cb5 Rfc8 19.Rdc1 c5 20.Ra2 f4) 16.Bc4 Bc4 17.Qc4 Rac8 18.Qf7 Rf7 19.bc6 bc6 20.Ba3 Nb6; D) 15.a5 Rac8 (15...Rfc8 16.Rac1 c5 17.cd5 Nd5 18.Nd5 Bd5 19.Bc4 Bc4 20.Nc4 cd4; 15...c5 16.Nd5 Nd5 17.cd5 Bd5 18.Bc4 Bc4 19.Qc4 a6 20.ba6 Ra6; 15...dc4 16.Bc4 Bc4 17.Qc4 Rac8 18.Qf7 Rf7 19.bc6 Rc6 20.Ra4 Rf8) 16.b6 a6 17.Rfc1 Kg8 18.Rc2 Qg6 19.cd5 Nd5 20.Nd5 Bd5.

10.Qb3 Kh8

11.Nc3 a6 12.Be2 ab5 13.ab5 Ra1 14.Ba1 Be6 15.0-0 Qc7 16.bc6 bc6= 17.Rc1 f4 18.g3 fe3 19.fe3 Bd6 20.Nf1 Bh3 21.Re1 Qf7–/+ 22.Nd2 Ng4 23.Nd1 Nf2 24.Bf3?? Nd1 25.Qd1 ef3 26.Kf2 Bb4 27.cd5 cd5 28.Qc2 Qh5 29.Bc3 Bf5 30.Qc1 Qh2 (31.Kf3 Be6#) 0–1. Hasler,Ulrich – Mayr,F, corr CiF, 1992.

11.Nc3 Be6 12.Be2 Nbd7 13.0-0 g5 14.c5+/– f4 15.ef4 gf4 16.Nde4 f3 17.gf3 Bh3= 18.Nf6 Bf6 19.Kh1 Bf1 20.Rf1 Qe7 21.Qd1 Rg8 22.f4 Qg7–+ (23.Rg1 Qg1 24.Qg1 Rg1 25.Kg1 Bd4–+) 0–1. Buss,Michael – Velker,Wim, corr ICCF TT/4/90–13, 1992.

10.Be2 Be6

11.0-0 dc4 12.Nc4 cb5 13.ab5 =.

11.0-0 Nbd7

12.Nc3 cb5 13.cb5 Rc8 14.Qb3 =.

12.Nc3 Qb8 13.Ba3 Ba3 14.Ra3 Qc7 15.bc6 bc6 16.cd5 cd5 17.Nb5 Qb8 18.Rc3+= Rc8 19.Qc2 Rc3 20.Qc3 Qb7 21.Rc1 Nf8 22.Nc7 Rb8 23.Rb1 Qc8 24.Qc5 Rb1 25.Nb1 Qb7 26.Bb5 Bd7 27.Nc3 Ne6 28.Ne6 Be6 29.g3 Qb6 30.Bc6 Nd7 31.Bd7 Bd7 32.Qd5 Be6 33.Qa8 Kf7 34.g4 fg4 35.Qe4 g6 36.Qe5+– Qb2 37.Ne4 Qc1 38.Kg2 Qc6 39.Kg3 Bf5 40.d5 Qa4 41.Nd6 Kg8 42.Nf5 gf5 43.Qe6 Kg7 44.Qf5 a5 45.d6 Qd1 46.d7 Qg1 47.Kh4 Qh2 48.Kg4 Qg2 49.Kh4 (49…h6 50.d8Q Qh2 51.Qh3 Qf2 52.Qg3 Qg3 53.Kg3+–) 1–0. Betzelt – Pohl, corr ICCF TT–4–90 SF, 1995.

12.Nc3 Qe8 13.a5 c5 14.dc5 Nc5 (worse is 14...Bc5 15.cd5 Nd5 16.Nd5 Bd5 17.Nb3 Bb3 18.Qb3 Kh8 19.Qd5+=) 15.cd5 Nd5 16.Nde4 Nc3 17.Nc3 Rd8 18.Qe1 Nb3 19.Rd1 Qg6 (19...Na5 20.Rd8 Bd8 21.Ba3=) 20.Bf3+= Qf7 (worse is 20...Na5 21.Nd5 Rd5 22.Bd5+–) 21.Ne2 Rd1 22.Qd1 Rd8 23.Nd4 Nd4 (23...Bc4 24.Be2=) 24.Bd4+/– Bc4 25.Be2 (worse is 25.Bb7 Bf6 26.Bf3 Bf1 27.Qf1 Bd4 28.ed4 Rd4=) 25...Bc5 26.Bc4 Qc4 27.Qa1 (27.Qc1 Qc1 28.Rc1 Bd4 29.ed4 Rd4=) 27...Bd4= 28.ed4 Qb5 29.g3 f4 30.Rd1 ½–½. Fournier,Frederic (2010) – Levy,Solomon (1995), chess.com, 2012.

12.Nc3 Kh8 13.c5 g5 (14.f3 Nc5 15.bc6 bc6 16.dc5 Bc5 17.fe4 Be3 18.Kh1 d4 (18...fe4? 19.Nce4 d4 20.Nc5+–) 19.ef5 dc3 20.Bc3 Bd5+=; 13...Qc7!?=). Grund,Karl – Brajovic, corr ICCF EU–M–279, 1972.

12.c5 Qc7 =.

8.b5 Be6

9.a4 g5 10.Nc3 h5 (10...0-0 11.cd5 Nd5 12.Bc4 c6 13.bc6+=) 11.Be2 (11.cd5 Nd5 12.Be2 h4 13.0-0+=) 11...c6 (11...h4 12.cd5 Nd5 13.0-0+=) 12.h4 (12.c5 h4 13.h3=) 12...gh4 (12...g4 13.Qb3+=) 13.Rh4 (13.cd5+=) 13...Ng4 14.Rh1 (better is 14.Rh3+=) 14...Kd7? (14...f4 15.Bg4 Bg4 16.Qg4 hg4 17.Rh8 Bf8 18.cd5 cd5+–) 15.Qb3+– Kc7 16.bc6 bc6 17.cd5 Bd5 18.Nd5 cd5 19.Rc1 Nc6 20.Bb5 +–. Grigutsch,Klaus Dieter – Mietzelfeldt,Gerhard, corr, 1974.

9.Qb3 0-0 10.Nc3= Qd6 11.cd5 Nd5 12.Ba3 Qa3 13.Nd5 Qb3 =.

9.Qb3 b6 10.Nc3 Qd6 (10...c6 11.Ba3+= Ba3 12.Qa3 Qe7 13.Qa4 c5+=) 11.a4 (11.cd5 Bf7+/– 12.Nc4 Qd8 13.Ne5 0-0+/–) 11...a5 12.Be2 Qb4 13.Qc2+/– Qd6 14.Ba3 c5 15.bc6!+– Qc6?? 16.cd5 Nd5 17.Bb5 1–0. Dluhosch,Thomas – Kuebler,Alfred, BdF, 1984.

9.Nc3 0-0 10.Qb3 c6 11.cd5 cd5 12.g3 Nbd7 13.Bg2 Nb6 14.0-0 Rc8 15.a4 Nc4 16.Nc4 dc4 17.Qa2 Kh8 18.Rac1 b6 19.Rfd1 Nd5 20.Bf1 Nb4 21.Qb1 Nd3 22.Bd3 cd3 23.Na2 (better is 23.Qa1!?–/+) 23...Bb3–+ 24.Rc8 Qc8 25.Rc1 Bc2 26.Qc2?? (26.Qa1 d2 27.Rd1 Bd1 28.Qd1–+) 26...dc2 (26...dc2 27.Bc3 Qc4 28.Rc2 Qa4–+) 0–1. mihai740609 – debeli1, internet, 2013.

9.Nc3 0-0 10.c5 =+.

9.Nc3 Bb4 10.Qb3 Bc3 11.Bc3 Nbd7 12.c5 0-0 13.Be2 b6 (13...Nb8 14.0-0+=) 14.c6 Nb8 15.0-0 Ng4 (15...Rf7 16.Bb4+/–) 16.h3 (16.Bg4 fg4 17.Ne4 a6+/–) 16...Nh6 17.Bb4 Rf6 18.Qa3 Rg6 19.Be7 Qe8 20.f4 (20.f3 f4 21.fe4 Bh3 22.Rf4 Rg2 23.Kf1 Rg4 24.Kf2 Rf4 25.ef4 Bg4+=) 20...a6 21.Nb1 Nc6? (better is 21...Nf7+=) 22.bc6+– Rg3 (better is 22...Bf7+–) 23.Bg5 Qg6 (23...Qc6 24.Rc1 (24.Ba6?! Bc8 25.Rc1 Qe8+/–) 24...Qd7 25.Bh4+–) 24.Kh2 (24.Ba6?! Bc8 25.Kf2 Rg5 26.fg5 Nf7 27.Bc8 Ra3 28.Na3 f4+–) 24...Rg5 25.fg5 Qg5 26.Rf4 (26.Ba6?! Qd8 27.Nc3 Bc8 28.Nd5 Ba6+–) 26...Re8 (26...Nf7 27.Nd2+– (27.Ba6?! Nd6+–)) 27.Qa6 (27.Ba6?! Ra8+–) 27...Qf6 28.Nc3 g5 29.Rf2 f4 30.Nb5 Re7 31.Raf1 (31.Qa3 Rf7+–) 31...Qg6 (31...Nf5 32.ef4 Ne3 33.fg5 Nf1 34.Rf1+–) 32.Qa8 Kg7 (32...Re8 33.Qa3 f3 34.gf3 Bh3 35.Kh3 ef3 36.Bf3 g4 37.Bg4 Qg4 38.Kh2+–) 33.Qd8 Rf7 (33...Qe8 34.Qe8 Re8 35.Nc7+–) 34.Nc7 f3 (34...g4 35.Rf4 Rf4 36.Rf4 g3 37.Kh1+–) 35.Ne6 (35.gf3 Bh3 36.Ne8 Kh8+–) 35...Qe6 36.c7 (36.Qg5 Kh8 37.gf3 Qd6 38.Qe5 Qe5 39.de5 Rc7 40.fe4 Rc6 41.ed5 Rc8+–) 36...Rd7 (36...fe2 37.Qg5 Kh8 38.Rf7 ef1N 39.Rf1 Qc8 40.Qh6 Qc7 41.Kg1 Qh2 42.Kh2 b5 43.Qf8) 37.Qg5 (37.Qg5 Qg6 38.Qe5 Qf6 39.c8Q Qe5 40.de5 Ng4 41.hg4+–) 1–0. Gwda – Terezja, internet, 2017.

9.Nc3 Nbd7 10.c5 0-0 11.Qc2 (11.Rc1 a6=) 11...c6 (11...a6 12.ba6 ba6 13.Rb1=) 12.Ne2 (12.a4 Rc8=) 12...g5 (12...Nh5!?=) 13.h4+= Ng4 14.hg5+/– Bg5 15.bc6 bc6 16.g3 Ndf6 17.Nf4 Qd7 18.Rb1 Rab8 19.Qa4 Ne8 20.Ne6+– Qe6 21.Qa7 Nef6 22.Qc7 Rfc8 23.Qa5 Ra8 24.Ba6 Rcb8 25.Bc1 Rb1= 26.Nb1 Nd7 27.Nc3 Nb8? 28.Qc7+– Na6? 29.Qh7 Kf8 30.Qb7 Rb8 31.Rh8 (31...Qg8 32.Rg8 Kg8 33.Qa6+–) 1–0. pierre – Haranski, ChessWorld.net, 2005.

9.Be2 a6 10.ba6 Na6 11.0-0 0-0 12.Qb3 b6 13.Ba3 c5 14.Nc3 Nc7 15.Bb2 cd4 16.ed4 Bd6 17.a4 Bf7 18.Rfb1 Bf4 19.Nf1 dc4 20.Bc4 Bc4 21.Qc4 Ncd5 22.Qb3 Rf7 23.Nb5 Rc8 24.Bc1= Rc6 25.Kh1 Ng4 26.Kg1 Qd7 27.f3 ef3 28.gf3 Ngf6=+ 29.Bf4 Nf4 30.Re1 Nh3 31.Kh1 Nd5 32.Re5 Rg6 33.Ng3 f4 34.Qd5 fg3= 35.hg3 Qd5 36.Rd5 Rf3 37.Rd8 Kf7 38.Rd7 Ke8 39.Ra7 Nf2 40.Kh2 Rgg3 41.Nd6 Kd8 42.Nf7 Kc8 43.Ne5 Ng4 44.Ng4 Rg4 45.Re1 Kd8 46.Ra8 Kc7 47.Ra7 Kd6 48.Rb1 Kc6 49.Ra6 Rd4 50.Rbb6 Kc7 51.a5 Rd2 52.Kg1 Rg3 53.Kf1 Rc2 54.Ra7 Kc8 55.a6 Rh3 56.Ra8= Kc7 57.Rb7 Kd6 58.Rd8 Ke6 59.Re8 Kf6 60.Rf8 Ke5 61.Rf2 (61.Rg7 Rh1 62.Rg1 Rc1 63.Ke2 Rcg1–+) ½–½. Pierred,Fritz 9 (2280) – GM_Panno,Deep Junior 9 (1990), ChessBase Rated game, 5m + 0s, 2006.

8.c5 0-0

9.b5 a6 10.a4 ab5 11.ab5 Ra1 12.Ba1 Nbd7 13.Nc3 Re8 14.Be2 Nf8 15.0-0 Ne6 16.c6 Qd6 17.cb7 Bb7 18.f4 ef3 19.Rf3 Ng4 20.Nf1 Bg5 21.Bd3 f4 22.Qc2 Kh8 23.Ne2 fe3 24.Bh7 Ra8 25.Bc3 Nf4 26.Bf5+= Bc8 27.Bc8 Rc8 28.h3 Nf6 29.Ne3 Re8 30.Nf4 Re3 31.Re3 Bf4 32.Rf3 Ne4 33.Ba5 Kg8 34.Qc6 Bg3 35.Bb4 Qc6 36.bc6 g6 37.Bd2 Kg7 38.Bf4 Bf4 39.Rf4 Ng5 40.Kf2 Ne6 41.Rg4 Kf6 42.h4 g5 43.Ke3 Kf5 44.Kf3 gh4 45.Rh4 Kg5 46.g3 Kg6 47.Rh8 Nd4+/– 48.Ke3 Nc6 49.Rc8 Kf5 50.Rc7 d4 51.Kd3 Nd8 52.Rd7 Ne6 53.Rd5 Kg6 54.Kc2 Kf7 55.g4 Kf6 56.Kd2 Kg6 57.Re5 Kf6 58.Rf5 Ke7 59.g5 Ng7 60.Rd5 Ne6 61.g6 Kf6 62.Rd6 Ke5 63.Rb6 Kf5 64.Rc6 Ke5 65.Kd3 Kd5 66.Rb6 Nc5 67.Kd2 Ne4 68.Kd1 d3?? 69.g7 Nf2 70.Kd2 Kc5 71.Re6 Kd4 72.g8Q Ne4 73.Re4 Ke4 74.Qg5 Kf3 75.Kd3 Kf2 76.Qg4 Kf1 77.Ke3 Ke1 78.Qg1# 1–0. SuperForte – REXChess, 1994.

9.Nc3 c6 10.a4 Qc7 11.g3 Be6 12.Ne2 Nh5 13.Bg2 Nd7 14.Nc3 Rab8?? 15.Qh5+– b6 16.Rb1 Rf6 17.Qd1 Rg6 18.Ne2 Bf6 19.Nf4 Kf7 20.Ng6 hg6 21.Qc2 Rh8 22.h4 Qc8 23.Nb3 Rh6 24.Kd2 Be7 25.Rbf1 Nf6 26.Bh3 Qc7 27.Rc1 Nd7 28.Ba3 Nb8 29.b5 Bd7 30.bc6 Nc6 31.Qb2 Qb7 32.Rc2 Rh8 33.cb6 ab6 34.Be7 Ke7 35.Nc5 Qa8 36.Nd7 Kd7 37.Rhc1 Rc8 38.Bf1 Qa4 39.Bb5 (39.Bb5 Qa5 40.Kd1+–) 1–0. Reuter,A – Von Oppen,O, Koblenz op, 1990.

7.Nfd2 Be6

8.Nc3 a5 9.b5 Nbd7 (9...0-0 10.d5 Bc8 11.Be2=) 10.Be2 (10.f3 0-0+=) 10...c6 (10...d5 11.0-0=) 11.0-0 (11.d5 cd5 12.cd5 Bf7=) 11...0-0 12.f3 ef3 (12...d5 13.c5=) 13.Rf3 d5 14.c5 Qc8 (14...Ne4 15.Qc2=) 15.Qc2 (15.Qa4 Ne4 16.Nde4 de4+=) 15...Rf7 (15...cb5 16.Bb5 b6 17.c6+=) 16.Raf1 (16.b6 Ne4+=) 16...Ne4 (16...b6 17.bc6 Qc6 18.Bb5=) 17.Nde4 (17.b6 Ndf6+=) 17...fe4 (17...de4 18.Rg3+=) 18.Rf7 Bf7 19.Bc1 (19.Bg4 Qe8+=) 19...Nf6 20.Na4 (20.Qb3 Be6+=) 20...Qe6 (20...Bd8 21.bc6 Qc6 22.Qb3=) 21.Nb6 Rf8 (21...Ra7 22.Qa4+=) 22.Bd2 Bd8 23.Ba5 (23.bc6 bc6 24.Qd1 Bg6+–) 23...Bc7 (23...Ng4 24.Bd2+=) 24.h3 (24.Qd2 Ng4 25.g3 Nf6+–) 24...Nh5+= 25.Be1 (25.Qb3 Ng3 26.Bg4 Qe7+=) 25...Qg6 (25...Qh6!? 26.Qc3 Qg5+=) 26.Nd7+– Ng3? (better 26...Rd8!? 27.Bg4 Be6 28.Nf6 Nf6 29.Be6 Kh8+–) 27.Nf8+– Kf8 28.Rf2 Nh1 (28...Ne2 29.Qe2 Kg8+–) 29.Kh1 (29.Kh1 Bg3 30.Rf1 Be1 31.Qa4+–) 1–0. Pierre – Playmaster, internet, 2020.

8.Nc3 d5 9.Qb3 0-0 10.b5 Qd7 11.cd5 Nd5 12.Bc4 +=.

8.Nc3 d5 9.Qb3 Nc6 10.a3 Qd7 11.Rc1 Qd6 12.cd5 Nd5 +=.

8.d5 Bd7= 9.Be2 0-0 (9...a5 10.b5 0-0 11.0-0 Qe8 12.Bd4 Qg6+=; 9...Na6 10.a3 0-0 11.0-0 Qe8 12.Bd4 Ba4+=) 10.0-0 Qe8 11.Nc3 Qg6 12.a3 a5 =.

8.Nc3 0-0

9.a4 d5 10.b5=+ a6 11.Be2 ab5 12.ab5 Ra1 =.

9.a4 Nbd7 10.Be2 Bf7 11.0-0 c6 12.b5 Qe8 13.a5 a6 14.b6 Bh5 15.Bh5 Nh5 16.f3 ef3 17.Qf3 Bg5 18.Rae1 Qg6 19.Qh3 Rae8 20.Nd1 Re7 21.Nf3 h6 22.Ng5 hg5 23.g4 fg4 24.Rf8 Kf8 25.Qg4 Ndf6 26.Qc8 Kf7 27.Rf1 Qe4 28.Ba3 Qe6 29.Qe6 Ke6 30.Nc3 ½–½. Kuehn – Goeldner,Rolf, corr DDR, 1985.

9.Qb3 a5 10.d5 ab4 11.Qb4 Bc8 12.Be2 Na6 =.

9.Qb3 c6 10.Be2 d5 11.0-0 Qc7 12.c5 Bf7 =.

9.Qb3 d5 10.b5 Qd7 11.cd5 Nd5 12.Bc4 +=.

9.Qb3 Bf7 10.Be2 d5 11.0-0 Nc6 12.c5 Qd7 =.

9.d5 Bf7= 10.Be2 c6 11.Qb3 cd5 12.cd5 Nbd7 =.

9.d5 Bf7 10.Be2 c6 11.dc6 Nc6 12.a3 =.

9.Be2 d5 10.a3= a5 11.b5 Ra7 12.0-0 =.

9.Be2 d5 10.Qb3 Qd7 11.0-0 Nc6 12.a3 =.

9.Be2 Nbd7 10.0-0 Qe8 11.Nb5+= Bd8 12.d5+/– Bf7 13.Nd4 g6 14.Qc2 Ne5 15.N2b3 Nfd7 16.Rfd1 Qe7 17.a4 Qg5 18.Ne6 Be6 19.de6 Nf6 20.Nd4 Be7 21.Ra3 Qh4 22.h3 Ne8 23.f4 ef3+= 24.Nf3 Nf3 25.Bf3 c6 26.b5 Rc8 27.bc6 b6? 28.a5+– g5 29.ab6 ab6 30.Ra7 g4 Bd5 Nc7? 32.Qc3 Rf6 33.Rc7! Rc7 34.Qf6!! (34.Qf6 Bf6 35.Bf6 Qf6 36.e7 Kg7 37.e8N Kg6 38.Nf6 (38.Nc7?! Qc3+–) 38...Kf6 39.Rf1+–) 1–0. Wolf – Zingler,Max, corr (year?).

7.Ng5 0-0

8.Qb3 c5 9.Nd2 Ng4 10.Nh3 Nc6 11.b5 Na5 12.Qc2 b6 (12...Bh4 13.Qc3=) 13.Be2 Nf6 14.Bc3 (14.0-0 a6+=) 14...Nb7 (14...a6 15.a4=) 15.d5 Qe8 16.0-0 Nh5 17.Qb2 Bf6 18.Bh5 Qh5 19.Nf4 Qg5 20.a4 Bc3 21.Qc3 Nd8 (21...a6!?=) 22.a5+/- ba5 23.Ra5 Qf6 (23...Rf7 24.Rfa1+/-) 24.Qf6+- Rf6 (24...gf6? 25.f3+-) 25.Rfa1 g5 (25...Rf7 26.g4+-) 26.Nh5 Rh6 (26...Rf7 27.g4! Re7 28.gf5 Bf5 29.Ng3+-) 27.Ng3 f4? (27...Rf6+-) 28.Nge4 fe3 29.fe3 Bf5 (29...Rg6 30.Ra7 Ra7 31.Ra7+-) 30.Ra7 Ra7 31.Ra7 Be4 (31...Kf8 32.Ng5 Ke8 33.b6+-) 32.Ne4 Nf7 (32...Kf8+-) 33.b6 Rh4 34.Nf6 (34.b7 Re4 35.b8Q Kg7 36.Qb7 Kh8 37.Qf7 Rc4 38.Qh7) 34...Kg7 35.Ne8 Kg6 36.b7 1-0. zembelek (2080) - 280770 (2110), Rated Blitz game, lichess.org, 2014.

8.Be2 h6 9.Nh3 c6 10.Qb3 d5 11.Nc3 Be6 12.a4 White prepares b5 12...Nbd7 13.b5 Rb8 (13...cb5 14.ab5 dc4 15.Bc4 Bc4 16.Qc4 Rf7 17.Qe6=) 14.Nf4+= Bf7 (14...dc4 15.Bc4 Bc4 16.Qc4 Rf7 17.Ng6+=) 15.cd5 cb5 (15...cd5!? 16.Nfd5 Nd5 17.Nd5 Kh7+=) 16.ab5 (16.Qb5?! a6 17.Qb3 Qa5=) 16...Nb6 (16...Qb6 17.0-0+/-) 17.Ra7 (better 17.Ne6 Be6 18.de6+/-) 17...Bd6? (better 17...Qd7!?+/-) 18.Ne6+- Qd7 (18...Be6 19.de6 Qe7 20.0-0+-) 19.Nf8 Rf8 20.Na4 (20.Ba3!? Rc8 21.Bd6 Qd6 22.Rb7 Nfd5+-) 20...Na4 21.Qa4 Bd5 (21...Nd5 22.0-0+-) 22.b6 (22.Ba3 Rc8+-) 22...Bc6 (22...Qa4 23.Ra4 Rc8 24.Kd2+-) 23.Qa1 (23.Qa5!? Nd5 24.Bc4 Kh7+-) 23...Nd5 24.0-0 (24.Bc4 Kh7 25.Bd5 Bd5+-) 24...Kh7 (24...Bb8 25.Ra5 Nb6 26.Qa3+-) 25.Rb1 (25.Ba3 f4+-) 25...Qe7 (25...f4 26.Ba3 fe3 27.fe3 Ne3+=) 26.Bc3 (26.Ba3 f4 27.Bd6 Qd6+-) 26...Qh4? (better 26...f4 27.Qb2 fe3=+) 27.g3+- Qh3 28.Bf1 Qg4 29.Bg2 Rf6 30.Be1 Rg6 31.h3 Qe2 (31...Qg5 32.Qa2+-) 32.Ra2 (better 32.Qa2 Qa2 33.Ra2+-) 32...Qc4?? (32...Qh5+-) 33.Bf1 Nb6 34.Bc4 Nc4 35.Rc2 (35.Ra4 b5 36.Ra6 Bb7+-) 35...b5 (35...Na3 36.Rc6! bc6 37.Rc1+-) 36.Qa6 Bb8 (36...Bf8 37.d5! Bd5 38.Qb5+-) 37.Rb5 (better 37.Rc4 bc4 38.Rb8+-) 37...Ne3 (37...Bb5 38.Qb5 Na3 39.Qb8 Nc2+-) 38.Rc6 Bg3 39.Rg6 (39.Rg6 Bc7 40.fe3 Kh8 41.Qc8 Kh7 42.Qd7 Be5 43.Re5 Kg6 44.Qf5) 1-0. zembelek (2110) - elpotros (2005), Rated Blitz game, lichess.org, 2013.

7.Ng5 h6

8.Nh3 0-0 9.Nf4 Qe8 10.Qb3 (10.Nc3 Nc6+=) 10...Kh7 (10...a5 11.c5 Kh7 12.a3=) 11.Nd2 (11.Nc3 c6+=) 11...Nc6 12.b5 Na5 (12...Nd8 13.Be2+=) 13.Qc3+= b6 14.d5 (14.Nb3 g5 15.Nd5 Nb3 16.Qb3 Nd5 17.cd5 Bb7+=) 14...Qf7 15.Be2 Nb7 16.Nb3 Ne8? (better 16...Nc5!?=) 17.Nd4 (17.Bh5 Qg8+-) 17...Nc5 (better 17...Nf6 18.Nde6 Be6 19.de6 Qg8+/-) 18.Nde6?? (better 18.Bh5 Qg8 19.0-0+/-) 18...Ne6=+ 19.de6 Qg8 20.g4 (20.c5!? Be6 21.cd6=) 20...Bf6-/+ 21.Qc2 Bb2 22.Qb2 Be6 23.gf5 Bc4 (23...Bf5 24.Rg1 Nf6-/+) 24.Bc4? (24.Bh5!?=+) 24...Qc4-/+ 25.Ne6? (better 25.Rc1 Qa4 26.Rg1 Rf5 27.Rc7-+) 25...Rf5-+ 26.Rg1 (26.Nd4 Rc5 27.Qb1-+) 26...Qe6 27.Rc1 Qf6 (27...Rc8 28.Kf1-+) 28.Qb1 (28.Qf6 gf6 29.Rg4 Re5-+) 28...Qe5 29.h4 (29.Rg3 a6 30.f4 Qe6 31.ba6 Ra6-+) 29...a6 30.a4 (30.ba6 Ra6 31.Rc2 Qh2-+) 30...ab5 31.ab5 (31.Qb5 Qb5 32.ab5 Ra2-+) 31...Ra5 32.Qb3 (32.Rg2-+) 32...Rb5 33.Qa4 Rb2 (better 33...Qb2!? 34.Qc2 Qc2 35.Rg7 (35.Rc2?? Rb1 36.Ke2 Rg1-+) 35...Kg7 36.Rc2-+) 34.Rg2 Qd5 (better 34...Nf6 35.Rc7 Rb1 36.Ke2-+) 35.Rd1 Qa5 36.Qa5 Ra5 37.Rg4 (37.Kf1 Raa2 38.Kg1 Nf6-+) 37...Nf6 38.Rf4 (38.Rg2 Raa2 39.h5 b5-+) 38...Raa2 39.Rc1 (39.Kf1 Nh5 40.Rg4 Rf2 41.Kg1 Rfe2-+) 39...Rc2 (39...Nh5 40.Rf5-+) 40.Rd1 (40.Rc2 Rc2 41.Kd1 Ra2-+) 40...b5 41.Rb1 c6 (41...Nd5 42.Rf8 Nc3 43.Kf1 Nb1 44.h5-+) 42.Rd1 d5 (42...Nd5 43.Rf8 Nc3 44.Rb1 Nb1 45.Kf1-+) 43.Rb1 Rab2 (better 43...d4 44.ed4 e3 45.Kf1-+) 44.Ra1 (44.Rb2 Rb2 45.Kd1-+) 44...b4 45.Kf1 b3 46.Ra7 Ra2 47.Rc7 b2 48.Rf6 b1Q 49.Kg2 Qe1 (49...Qe1 50.Rcf7 Qe3 51.Rf3 ef3 52.Kg3 Rf2 53.Re7 Qe7 54.h5 Qg5 55.Kh3 Rh2) 0-1. zembelek (2010) - ruter (2175), Rated Blitz game, lichess.org, 2014.

8.Nh3 0-0 9.Nf4 Qe8 10.h4 (10.Nc3 Nc6=) 10...Nc6 11.b5 Nd8 12.Qb3 Kh7 13.Nc3 Ne6 14.g3 (14.Nfd5 c6 15.Nf6 Rf6=) 14...Nf4=+ 15.gf4 Ng4 (15...Be6 16.d5 Bd7 17.Be2=) 16.Be2= h5 17.Nd5 Bd8 18.f3 (18.Rb1!?=) 18...ef3-/+ 19.Bf3 c6 20.Bg4 (better 20.bc6!? bc6 21.Nb4-/+) 20...fg4-+ (20...cd5?! 21.Be2 dc4 22.Bc4=) 21.bc6 bc6 (21...Qc6?! 22.Rg1=+) 22.Nb4 Rf4 23.0-0-0 Rf3 24.Qc2 (24.d5 Rb8 25.dc6-+) 24...Bf5 25.Qa4 (25.e4 Qe4 26.Qe4 Be4-+) 25...Qe3 (better 25...Qe4 26.Qc2-+) 26.Rd2 Rf2 27.Rhd1 Bh4 28.Qc6 (28.Qb3 Bg5 29.Qe3 Be3 30.Bc3-+) 28...Rc8 (28...Qd2 29.Rd2 Rf1 30.Rd1 Bg5) 29.Qd5 Bg5 (29...Qd2! 30.Rd2 Rf1 31.Rd1 Bg5) 30.Qf5-+ Rf5 31.Nc2 Rc4 (31...Qd3 32.Kb1 Bd2 33.c5 g3 34.Rc1 Bc1 35.a3 Rf2 36.Ka2 Qc2 37.d5 Qb2) 32.Kb1 Rf2 (better 32...Qd2 33.Rd2 Rf1 34.Bc1 Bd2-+) 33.Ne3 Be3 34.Rf2 (34.Rd3 Re2 35.Bc1 Bc1 36.Rc1 Rc1 37.Kc1 h4-+) 34...Bf2 35.d5 g3 36.Rh1 (36.a4-+) 36...g2 37.Rh5 Kg6 38.Rg5 Kg5 (38...Kg5 39.Bc1 Kf5 40.a3 g1Q 41.Ka2 Qc1 42.a4 Rc2 43.Kb3 Qb2) 0-1. zembelek (2105) - ruter (2145), Rated Blitz game, lichess.org, 2014.

6.Be2 0-0

7.a3 c6 8.d3 Nbd7 9.Nbd2 d5 (9...a5 10.0-0=) 10.Qc2 (10.Ne5!? a5 11.b5+/–) 10...e4 11.Nd4 Ne5 12.de4 fe4 13.cd5 cd5 14.0-0 Bg4 15.h3 Be2 16.Ne2 Rc8 17.Qb3 Nc4 18.Bc3 Bd6 19.Rfc1 Qe7 20.Nf1 h5 (20...Qf7 21.Ra2 Ng4–+) 21.Nd4 Kh8 22.Nf5 Qe6 23.Nd6 Qd6 24.Ng3 Qe6 25.Rd1 (25.Qd1 h4 26.Nh5 Qf5 27.Bf6 gf6+/–) 25...h4 26.Ne2 Rc7 (26...Qf7 27.Nd4–/+) 27.Rac1 (27.Nf4 Qf7 28.Bf6 Qf6+/–) 27...Rfc8? (27...Nh5 28.Rc2=) 28.Bd4 (28.Nf4 Qf7 29.Bf6 Qf6 30.Nd5 Qb2+–) 28...Kg8 (28...Nd2 29.Qa4 Rc1 30.Rc1 Rc1 31.Nc1+=) 29.Qa2 (29.Nf4 Qf7 30.Bf6 gf6 31.Rd5 Ne5 32.Rc7 Rc7+–) 29...b5 (better is 29...Nh5!?+=) 30.Nf4+/– Qf5? (better is 30...Qa6 31.Bf6 gf6 32.Nd5 Rf7+–) 31.Bf6+– gf6 32.Rd5 (32.Nd5?! Rg7 33.Nf4 Rd7+–) 32...Qf4 (32...Qh7+–) 33.ef4 Kf7 (33...a6 34.Qe2 Kf8 35.Rh5+–) 34.Rb5 e3 (34...Kg7 35.Rc5! Rc5 36.bc5+–) 35.fe3 Kg7 36.Rc4! Rb8 1–0. gutes – nikki44, internet, 2012.

7.a3 h6 8.d3 b6 9.Nc3 Nbd7 10.Qc2 a5 11.b5 Bb7 12.d4 e4 13.Nd2 Kh8 14.Na4 Qe8 15.g3 Rc8 16.Qb3 Qf7 17.Nc3 Rfd8 18.Na4 Nf8 19.Rc1 Ne6 20.h4 Kg8 21.Bc3 Kh8 22.Bb2 Kg8 23.Nc3 Nf8 24.Bd1 Ne6 25.Be2 Nf8 26.Bf1 Ne6 27.Be2 Nf8 28.Na4 N8d7 29.Qd1 Rf8 30.Qb3 Rfd8 31.Ba1 Rf8 32.Qb2 Rfd8 33.Qb3 Rf8 34.Bc3 Rfd8 35.Qb2 Rf8 36.Nb3 Rfd8 37.d5 Nf8 38.Nd4 N6d7 39.Qd2 Ra8 40.Bd1 Ne5 41.Be2 Re8 42.Kd1 Red8 43.Kc2 Re8 44.Rcg1 Bc8 0–1. Tagirov,Kajum K (1915) – Akhmetova,Karina (1860), Ufa Dautov Memorial, 2007.

7.Qb3 b6 8.Nc3 Be6 (8...e4 9.Ng5=) 9.Ng5 Bd7 (better 9...Bc8!?=) 10.c5+/- d5? (better 10...Kh8 11.cb6 ab6 12.Nf7 Rf7 13.Qf7 Be8+-) 11.Nd5+- Kh8 12.Nf6 Bf6 13.Nf7 Rf7 14.Qf7 Nc6 (14...Bc6 15.0-0+-) 15.b5 Nb4 16.Qc4 (better 16.Qb3 bc5 17.a3 a5 18.ab4 cb4+-) 16...Qe7 (16...bc5 17.Qc5 Be7 18.Qc1+- (18.Qe5?! Nc2 19.Kd1 Bf6+-)) 17.c6 (better 17.Qb4 bc5 18.Qa3+-) 17...Be6 18.Qc1 e4 (18...Rd8 19.a3 Nd3 20.Bd3 Rd3 21.0-0+-) 19.0-0 Rd8 20.Bf6 Qf6 21.Qc3 (21.a3 Nd3 22.Qc2 Nc5+-) 21...Qe7? (21...Qc3 22.dc3 Na2 23.Rfe1 Nc3 24.Bf1+- (24.Ra7 Ne2 25.Kh1 Bc4=)) 22.Bc4 (22.f3 Nd5 23.Qc1 Nb4+-) 22...Nd3 (22...Bc4 23.Qc4 Nd3+-) 23.Rfd1?? (better 23.Be6 Qe6 24.f3+-) 23...Bc4+/- 24.Qc4 Qh4? (better 24...Nb2 25.Qf1 Nd1 26.Rd1 Qd6+/-) 25.Rf1 (25.Qf7 f4 26.Qc7 Qf2 27.Kh1 Rf8+-) 25...Ne5 (25...Qf6 26.Qc3+-) 26.Qe6 Ng4 27.h3 Nf6 (27...Qf6 28.Qf6 Nf6 29.f3+-) 28.Qf5 Rf8 (28...Re8 29.f4+-) 29.Qf4 (29.Qe5 Rf7+-) 29...Qh5 (29...Qf4 30.ef4 Rd8 31.f3+-) 30.g4 (better 30.a4 Rf7+-) 30...Qh3 31.Qg3 (31.Qg3 Qg4 32.a4+-) 1-0. ClayPigeons (2050) - CosmoGolden (2060), Rated Bullet game, lichess.org, 2019.

7.b5 Nbd7 8.0-0 (8.d3 Qe8 (8...a6 9.0-0 ab5 10.cb5 Nd5 11.Qc2 N7f6 12.Rc1 Qe8 13.Nc3=; 8...e4 9.Ng5 Nb6 10.0-0 h6 11.Nh3 a6 12.Nf4 ab5 13.cb5=) 9.Nc3 (9.0-0 a6 10.ba6 ba6 11.Nbd2 Rb8 12.Rb1 Nb6 13.Bc3=; 9.Nbd2 a6 10.0-0 ab5 11.cb5 Nd5 12.a4 N7f6 13.Qb3=) 9...a6 10.0-0 ab5 11.Nb5 Qd8 12.d4 e4 13.Nd2=) 8...Qe8 (8...a6 9.d4 (9.Qc2 ab5 10.cb5 e4 11.Nd4 Nc5 12.f3 d5 13.a4=) 9...e4 10.Ng5 Nb6 11.ba6 ba6 12.Nc3 Rb8 13.Rb1=; 8...e4 9.Nd4 (9.Ng5) 9...Nc5 10.Nc3 a6 11.a4 Nfd7 12.f3 Ne5 13.Qc2+=) 9.d4 (9.Ng5 Nb6 10.Qb3 Kh8 11.d4 e4 12.a4 a5 13.ba6+=; 9.Nc3 e4 10.Nd4 Nc5 11.a4 Qg6 12.f3 a6 13.Qc2=; 9.Qc2 e4 10.Nd4 Nc5 11.Nc3 Qg6 12.f3 a6 13.a4=) 9...ed4 (9...e4 10.Ng5 Nb6 11.Nc3 a6 12.Qb3 Kh8 13.a4+=) 10.Nd4 (10.ed4 Ne4 11.Re1 Ndf6 12.Bd3 Qg6 13.Nc3+=) 10...Nc5 (10...Ne5 11.Nf3 Nfg4 12.Ne5 Ne5 13.Nc3=) 11.Nc3 c6 12.a4 Nce4 13.a5 Nc3 14.Bc3 c5 15.Nc2 Ne4 16.Bb2 Be6 17.f3 Nf6 18.Na3 b6 19.ab6 ab6 20.Nc2 Qf7 21.Qd3 d5 22.Qc3 Nd7 23.cd5= Bd5 24.Qd2 Bf6 25.Bf6 Nf6 26.Ra6 Nd7 27.e4 Bb7? 28.Ne3 Qe8? 29.Nf5 Ne5?? 30.Qg5 Ng6 31.Bc4 Kh8 32.Rd1 h6?? 33.Nh6+– Qe7 1–0. Frankel,Zygmund – Wigbout,M, NZL–chB, 1980.

7.b5 Be6 8.Nc3 Nbd7 9.a4 Nc5 10.d4 ed4 11.Nd4 Bd7 12.0-0 Kh8 13.Qc2 Nce4 14.Ne4 Ne4 15.Bd3 Bf6 16.f3 Nc5 17.Nf5 Nd3 18.Bf6 Qf6 19.Ng7 Qg7 20.Qd3 Rg8 21.Rf2 Qa1 22.Rf1 Qg7 23.g3 Rae8 24.e4 Re6 25.c5 dc5 26.Rd1 Qd4 27.Qd4 cd4 28.Rd4 Rd6 0–1. elektrooon – elokiller (1640), internet, 2013.

7.b5 h6 8.0-0 Be6 9.Nc3 Nbd7 10.d4 e4 11.Nd2 d5 12.cd5 Nd5 13.Nd5 Bd5 14.Bc4 Nb6 15.Qb3 Nc4 16.Nc4 Kh7 17.Rac1 a6 18.a4 ab5 19.ab5 Bd6 Black plans f4 20.Qc3 Bc4 21.Qc4 f4 (21...Qh4 22.g3 Qg4 23.Ra1+=) 22.d5 f3 (better is 22...Re8!?=) 23.Qe4+/– Kh8 24.gf3 Qg5 25.Qg4 Rf3 26.Qg5 hg5 27.e4 Rb3 28.Bd4 (better is 28.Rb1!? Rb4 29.e5+–) 28...Rb5+/– 29.Rfd1 Re8 30.f3 g4 31.Kg2 (worse is 31.fg4 Re4 32.h3 Rb3–/+) 31...gf3 32.Kf3 Rb3 33.Rc3 Rc3 34.Bc3 Bh2?? (better is 34...Ra8 35.Ke3 Ra2+/–) 35.Rh1+– Kg8 36.Rh2 Ra8 (36...Rd8 37.Be5 c6 38.dc6 bc6 39.Rg2+–) 37.Kf4 (37.Be5 Rf8 38.Ke3 Rf7+–) 37...Ra3 (37...Rd8 38.Rb2 c6 39.Rb7 cd5 40.Rg7 Kf8 41.Rh7+–) 38.Bd4 Ra4 (38...Ra8 39.Rb2 b6 40.Be5 Rf8 41.Ke3+–) 39.Be5 c6 40.Rg2 (better is 40.d6 Ra8 41.d7+–) 40...cd5+/– 41.Rg7 Kf8 42.Rb7 Re4 43.Kf5 Re1?? 44.Ke6 Kg8 45.Kd5 Rd1 46.Ke6 Rd8?? 47.Rg7 Kf8 48.Rh7 Re8 49.Kf6 Kg8 50.Rg7 Kf8 51.Rg3 Ra8 52.Bd6 Ke8 53.Rg8 Kd7+– 54.Ra8 Kd6 55.Ra7 Kd5 56.Ra6 Kd4 57.Rb6 Kc5 58.Rb7 Kc6 59.Rf7 Kd6 60.Kg6 Kd5 61.Rf8 Ke4 62.Kg7 Kd3 63.Kg8 Kc2 ½–½. druhynejhorsi (1780) – dergolem (1800), internet, 2012.

7.Qc2 a6 8.0-0 h5 (8...e4 9.Ng5=) 9.h3 (9.Nh4 Nc6 10.a3 Qd7+=) 9...g6 10.d3 Nh7 11.Nbd2 Be6 12.e4 f4 (better is 12...Nc6!?+=) 13.d4+/– g5 (13...ed4!? 14.Nd4 Bf7+/–) 14.de5+– g4 15.hg4 hg4 16.ed6 Bd6 (16...Qd6 17.c5 Qd7 18.Nd4+–) 17.Nd4 Bd7 18.c5 Be5 19.Nc4 (better is 19.Qb3 Kg7 20.Qd5+–) 19...Bd4 20.Bd4 f3 21.Bd3 Qh4 22.e5 (better is 22.Ne5!? Re8 23.Nd7 (23.gf3?! Ng5 24.Bc4 Kh7 25.fg4 Nc6=) 23...Nd7 24.c6 fg2 25.Kg2 Qh3 26.Kg1+–) 22...Nc6+/– 23.Bh7 Qh7 24.Qh7 Kh7 25.Bc3 Kg6 26.Rad1 Bf5 27.Ne3 Rae8 28.Nf5 Kf5 e5 becomes the focus of attention 29.Rd7 Re7 30.Rfd1 Rfe8 31.R1d3 Ne5 32.Be5 Ke5 33.Re7 Re7 34.gf3 gf3 35.Rf3 Kd4 36.Kf1 Kc4 37.a3 a5 38.ba5 (38.c6 b6 39.ba5 ba5 40.Rf5=) 38...Kc5+= 39.Rb3 b6 (39...Kc6!?+=) 40.ab6+/– cb6 41.f3 b5 42.Kf2 Rh7 43.f4 Rh2 44.Kg3 Rc2 45.f5 Rc1 (45...Kc4 46.Re3 Kd4 47.Kf4+–) 46.Kf4 Rf1 47.Ke5 Kc4 (47...Re1 48.Kf6 Kc4+–) 48.Rb4 Kc5 49.Rb3 Kc4 50.Re3 Kc5 51.f6 Rh1 (51...Rf2+–) 52.Ke6 Kd4 53.Rb3 (better is 53.f7 Rh6 54.Kd7 Rf6+–) 53...Rh5 (53...Re1 54.Kd6 Rf1 55.Rb4 Kc3+–) 54.f7 Re5 (54...Rh6 55.Ke7 Rh7 56.Rb5 Rg7+–) 55.Kf6 Ke4 56.Rb4 Kd5 57.f8Q 1–0. gutes (1645) – ing496, internet, 2012.

7.Nc3 b6 8.d4 e4 9.Ng5 h6 10.Nh3 g5 11.g3 (11.a3 c6+=) 11...Nbd7 (better is 11...f4!? 12.Ng1 f3+=) 12.0-0+= c5 13.bc5 dc5 14.d5 Bd6 15.Kg2 Rf7 16.f3?? (better is 16.Qc2=) 16...ef3–+ 17.Bf3 Ne5?? (better is 17...g4–+) 18.Be2+= Qd7 (18...Neg4 19.Qd2+=) 19.Ng1 Nfg4 20.Bg4 Ng4 21.Qf3 (21.Qe2!?–/+) 21...Ne5–+ 22.Qf2 Kh7 23.Nf3 Nd3 (better is 23...Nc4!? 24.Rad1 Re7–+) 24.Qc2= Nb2 25.Qb2 Ba6 26.Nb5 Re8 27.Rfe1 (27.Qb3 Bb5 28.cb5 Re4+=) 27...Rfe7 (27...g4 28.Nd2 Be5–/+) 28.Qf6? (28.Nd6 Qd6 29.Qb3 b5 30.cb5 Bb7+=) 28...Rf7?? (better is 28...Bb5 29.cb5 Rf7–+ (worse is 29...Re3 30.Re3 Re3 31.Re1–/+)) 29.Qc3?? (better is 29.Qf7! Qf7 30.Nd6+=) 29...g4–+ (29...g4 30.Nh4 Be5–+) 0–1. emeryt85 – cgogu, internet, 2013.

7.Nc3 e4 8.Nd4 =.

7.Nc3 Rf7 8.d4 e4 9.Nd2 (9.Ng5 Rf8+=) 9...Nbd7 10.0-0 Nf8 11.f4 1–0. Krivoshapko,Alexander – Arkhipov,Valentin, 2009.

7.Nc3 h6 8.d3 a5 9.b5 c6 10.a4 Be6 11.0-0 Nbd7 12.h3 Nc5 13.d4 ed4 14.ed4 Nce4 15.Ne4 fe4 16.Nd2 Qd7 17.d5 cd5 18.cd5 Bh3 19.gh3 Qh3 20.Bf6 Rf6 21.Bg4 Rg6 22.f3 ef3 23.Qf3 Rg4 24.Kf2 Rf8 25.Ra3 Qh2 26.Ke1 Rf3 27.Raf3 Ra4 28.R3f2 Bh4 29.Ke2 Bf2 30.Rf2 Qe5 31.Kf1 Qd5 32.Nf3 Ra1 33.Kg2 Ra3 34.b6 a4 35.Rd2 Qf3 0–1. elektrooon – psycopathe88, internet, 2013.

7.Nc3 Kh8 8.Qb3 c6 9.d4 e4 10.Ng5 d5 11.h4 Na6 12.b5 Nc7 13.a4 Ng4 14.Nh3 Bh4 15.g3 Bg5 16.Ba3 Rf7 17.cd5 cd5 18.Nd5 Be6 (worse is 18...Nd5 19.Ng5 Qg5 20.Qd5+/–) 19.Ng5 Qg5 20.Bc4 Nd5 21.Bd5 Bd5 22.Qd5 Rc7 23.Rc1 Ne3 24.Qb3 (24.fe3 Qg3 25.Kf1 Qf3 26.Kg1 Rc1 27.Bc1 Rc8–+) 24...Ng2 25.Kf1 Rc1 26.Bc1 Qc1 27.Kg2 Qd2 28.Rd1 Qe2 29.Rc1 h6 30.Qe6 Qf3 31.Kg1 Kh7 32.d5 Rf8 (32...a6!? 33.b6 Rd8+=) 33.Rc7= Qd1 34.Kg2 Qf3 35.Kg1 Qd1 36.Kg2 Qf3 ½–½. Poley,Vladimir (2290) – Alkaersig,Ole (2260), Norresundby op, 1992. (=1.Nf3 f5 2.b4 d6 3.Bb2 e5 4.e3 Nf6 5.c4 Be7 6.Be2 0-0)

7.d3 e4 8.Nfd2 (8.de4 fe4 9.Nfd2 Nc6=) 8...Be6 (8...ed3 9.Bd3 Be6 10.Nf3–/+) 9.0-0? (9.de4 Nc6=) 9...Nbd7 (9...ed3!? 10.Bd3 Nc6–/+) 10.Nc3 ed3 11.Bd3 Ne5 12.Be2 Qe8 13.Nb5 Qd7 14.Nd4 Rae8 15.Qc2 Bd8 (15...d5!?=) 16.Rad1 Ng6 17.Bd3 Ng4 Black prepares the advance f4 18.h3 N4e5 19.Be2 f4 20.Ne6 Qe6 21.Be5 de5 (better is 21...Ne5 22.e4 Bf6=) 22.c5+/– Kh8 23.e4 Rf6 (23...Bf6+/–) 24.f3 (better is 24.Bg4 Qg8 25.Bd7+–) 24...Nh4= 25.Bc4 Qc8 26.Nb3 Ref8 27.Rd5?? (better is 27.Rf2=) 27...Rg6–+ 28.Rf2 Qh3 29.Re5?? (better is 29.Rd3–+) 29...Nf3 (better is 29...Rg2 30.Rg2 Nf3 31.Kf1 Qh1 32.Ke2 Qg2 33.Kd3 Ne1 34.Kd4 Qc2 35.Kd5 Qd1 36.Nd4 Nf3 37.Ke6 Qd4 38.Rd5 Qf6 39.Kd7 Qc6 40.Kc8 Bf6 41.Rd8 Rd8) 30.Rf3 Qf3 31.Nd4 (31.Qf2 Qc3 32.Rf5 Rgf6–+) 31...Qe3 (better is 31...Rg2! 32.Qg2 Qd1 33.Kh2 Qd4 34.Rf5 Rf5 35.ef5 Qc4 36.a3–+) 32.Qf2 Qf2 (better is 32...Qc3 33.Rf5 Bf6 34.e5 Qc4 35.ef6 Rgf6 36.Re5 Qb4 37.Nf3–+) 33.Kf2 Bf6 34.Rd5 Rd8 35.Ne6 Rd5 36.ed5 Be5 (better is 36...Rg3 37.Nc7 Bh4–+) 37.Bd3?? (37.Nd8 Bd4 38.Kf3 Rg3 39.Ke4 b5 40.Bb5 Bf6+=) 37...Rf6 (better is 37...Rg3 38.Bc2 Rc3–+) 38.Kf3 Kg8 39.Ke4 Bc3 40.b5 Bb4 41.Kd4? (better is 41.Bc4 Kh8 42.a3+=) 41...h6?? (better is 41...b6 42.cb6 cb6–+) 42.Nc7= f3 43.gf3 Rf3 44.Ne6 Kf7 45.Nd8 Ke7 46.Nb7 g5?? (better is 46...Kd7+=) 47.d6+– Ke8 48.Bg6 Rf7 (48...Kd7 49.c6 Ke6+–) 49.Bf7 (49.Bf7 Kf7 50.d7+–) 1–0. Engelhardt,Erhard (1795) – Westphal,Julian (1695), 9th Berlin Germany, Lichtenberger Somme, 2010.

7.d3 Qe8 8.0-0 Na6 9.b5 Nc5 10.Nbd2 e4 11.Ne1 Qg6 12.Bf6 Bf6 13.d4 f4 14.Kh1 Ne6 15.Bh5 Qh6 16.Ne4+= fe3 17.fe3 Qe3 18.Nf6 Rf6 19.Rf6 gf6 20.Nc2 Qf2 21.Qe2 Qe2= 22.Be2 Nf4 23.Bf3 Rb8 24.a4 Bf5 25.Ne3 Bd3 26.g3 Nh3 27.Kg2 Ng5 28.Bd5 Kg7 29.h4 Be4 30.Be4 Ne4 31.Kf3 Re8+= 32.Ra3 Nd2 33.Kg4 Re4 34.Kh5 Kf7 35.Rd3 Nf3 36.Nf5 Ne1 37.Rd1 Ng2 38.a5 Ne3 39.Ne3 Re3 40.g4 Rc3 41.Rf1 Rc4 42.g5 Rd4 43.Rf6 Kg7= 44.Re6 Rf4 45.Re7 Rf7=+ 46.Re6 Rf4 47.Re7 Rf7 48.Re6 d5 49.Kg4 d4 50.h5? d3–+ 51.g6? d2 52.h6 Kg8 53.Re8 Rf8 54.gh7 Kh7 55.Re7 Kh6 56.Rd7 Kg6 57.Rd2–/+ Rf5 58.Rd7 Rb5–+ 59.Rc7 Kf6 60.Kf4 Ke6 61.Ke4 Kd6 62.Rc8 Ra5 63.Kd4 Ra4 64.Kc3 Kd7 65.Rh8 Kc6 66.Rh6 Kb5 67.Rh5 Ka6 68.Kb3 b5 69.Rh7 Rg4 70.Rf7 Kb6 71.Rf6 Ka5 72.Rf7 Rg3 73.Kb2 a6 74.Rf6 b4 75.Ka2 Ra3 76.Kb2 Kb5 77.Rf8 Ka4 78.Rb8 a5 79.Rb7 Rg3 (79...Rg3 80.Ra7 Rg2 81.Kc1 b3–+) 0–1. Owen – Hyatt, US Open, 1995.

7.d4 Nc6 8.a3 ed4 (8...e4 9.Nfd2=) 9.ed4+= Ne4 10.0-0 Qe8 (10...Bf6 11.Nc3+=) 11.d5+= Nd8 (11...Ne5 12.Ne5 de5 13.Be5+/-) 12.Nbd2+/- Bf6 13.Bf6 Nf6 14.Bd3 Ng4 (better 14...Nf7+/-) 15.h3?? (15.Re1 Ne5+/-) 15...Ne5 (better 15...Ne3!? 16.fe3 Qe3 17.Kh2 Qd3=+) 16.Be2 (16.Re1 Qe7+/-) 16...Ndf7 17.Re1 Bd7 18.Qc2 Qd8 19.Bd3 (19.c5 Re8+=) 19...Qf6= 20.Ra2 (20.Nd4 Ng6 21.N2f3 Nfe5=) 20...Nd3 21.Qd3 Ne5 (21...Rae8 22.Raa1=) 22.Qc3 (22.Ne5 de5 23.Qc3 Rae8=) 22...c6 (22...Nf3 23.Qf3 Rae8 24.Raa1=+) 23.Rc2 (23.Ne5 cd5 24.cd5 Rfc8+/-) 23...cd5 24.cd5 (24.Ne5 de5 25.Qe5 Qe5 26.Re5 Ba4=) 24...Rac8 25.Qb3 Rc2 26.Qc2 Rc8 27.Qb3 Bb5 (27...b6 28.Nd4=) 28.a4 (better 28.Ne5!? de5 29.d6 Kf8 30.Qd5+/-) 28...Be8= 29.Qe3 Ba4 (29...Bf7 30.Qd4 Nf3 31.Nf3 Qd4 32.Nd4=) 30.Ne5 (30.Qa7 b5+/-) 30...de5 (30...Qe5 31.Qe5 de5 32.Re5 Rc1 33.Kh2=) 31.Qe5 (better 31.Qa7!? Bb5 32.Nf3+/-) 31...Qe5 32.Re5 Rc1 33.Kh2 Bc2?? (33...g6!?=) 34.Nc4 (34.Re8 Kf7 35.Rc8 Ke7+-) 34...Kf7 (34...Rd1!?+/-) 35.Nd6 Kf6 36.Re8 (36.f4 g6 37.Re6 Kg7 38.Re7 Kg8+-) 36...b6 (36...Rd1 37.Re6 Kg5 38.Nf7 Kh5 39.d6+=) 37.Nc8 (37.Rc8 Ke5 38.Nb5 Kd5 39.Nc3 Ke6+-) 37...Ra1? (37...Be4 38.Rf8 Ke5 39.d6=) 38.d6 (better 38.Re6!? Kg5 39.d6+/-) 38...Ba4 (38...Rd1=) 39.Re3 (better 39.Re7!? Bb3 40.Rb7+= (worse 40.Ra7 Ra7 41.Na7 Be6=)) 39...Bd7=+ 40.Ne7 a5?? (better 40...Rd1 41.Ng8 Kg6 42.Ne7 Kf7=+) 41.Nd5+- Kg6 42.Nb6 Bc6 43.ba5 Ra5 44.d7 (44.Rg3 Kf6+-) 44...Bd7 45.Nd7 h6 (45...f4 46.Re6 Kf7 47.Rc6+-) 46.Ne5 (46.f4 Ra4 47.Kg3 Kf7+-) 46...Kh7 (46...Kf6 47.f4 Ra6 48.Kg3+-) 47.f4 Ra7. Bendega (2010) - vinceblaq (1990), lichess.org, 2021.

7.0-0 a5

8.b5 Kh8 9.Nc3 A) 9...e4 10.Nd4 (10.Ne1 d5 11.d3 Be6 12.cd5 Nd5 13.de4 Nc3 14.Bc3 Qd1 15.Rd1=; 10.Ng5 d5 11.d3 a4 12.a3 c6 13.Rb1 Ng4 14.Nh3 ed3 15.Bd3=) 10...c5 11.Nc2 d5 12.d4 dc4 13.dc5 Qc7 14.Na4 Nbd7 15.b6+=; B) 9...Nbd7 10.d4 (10.Qc2 e4 11.Nd4 Nc5 12.f3 a4 13.a3 Kg8 14.fe4 fe4 15.Rf2+=; 10.d3 e4 11.Nd4 Nc5 12.a3 Qe8 13.Qc2 Qg6 14.Rad1 Bd7 15.f3=; 10.Ng5 Nb6 11.d4 Qe8 12.Na4 Na4 13.Qa4 Nd7 14.Nf3 e4 15.Nd2=) 10...e4 11.Nd2 d5 12.Qc2 Nb6 13.c5 Nbd7 14.f3 Qe8 15.Rab1+=; C) 9...Qe8 10.Qc2 (10.Rc1 e4 11.Nd4 c5 12.bc6 bc6 13.Rb1 Bd7 14.d3 Na6 15.Qd2=; 10.Qa4 e4 11.Nd4 Nbd7 12.Qc2 Nc5 13.a3 Qg6 14.f3 a4 15.Rab1=; 10.d4 e4 11.Nd2 Qg6 12.Qc2 Nbd7 13.Rae1 Qg5 14.Rd1 Kg8 15.a4=) 10...e4 11.Nd4 c5 12.bc6 Nc6 13.Ncb5 Qg6 14.Nc7 Rb8 15.Nde6+=.

8.b5 Kh8 9.d4 ed4 10.Bd4 (10.Qd4 a4 11.Rd1 Nbd7 12.Na3 Nc5 13.Rab1 Kg8 14.b6 c6 15.Ba1=; 10.ed4 d5 11.Re1 Ne4 12.c5 Be6 13.Qd3 Bf6 14.Nc3 Re8 15.Rac1+=; 10.Nd4 Ne4 11.Nc3 Bf6 12.Nd5 Be5 13.f3 Nc5 14.f4 Bf6 15.Rb1+=) 10...Nbd7 11.Qc2 Ne4 12.Nbd2 Nec5 13.Nb3 Bf6 14.Nc5 Nc5 15.Rad1+=.

8.b5 Kh8 9.d4 e4 10.Nfd2 (10.Ng5 Ng4 11.Ne4 Ne3 12.fe3 fe4 13.Nc3 Bg5 14.Bc1 Bf5 15.Qc2+=; 10.Ne1 d5 11.Nc3 Be6 12.c5 Nbd7 13.Qa4 Qe8 14.f3 ef3 15.Nf3=) 10...d5 11.cd5 (11.Ba3 Ba3 12.Na3 f4 13.Qc1 fe3 14.fe3 Be6 15.cd5+=) 11...Nd5 12.Nc3 c6 Black prepares f4 (12...Be6 13.Qa4 Nb6 14.Qc2 Bd6 15.Rac1=) 13.a4 (13.Nd5 Qd5 14.Bc4 Qd6 15.a4+=) 13...Bd6 Black intends f4 (13...Be6 14.Rc1 cb5 15.Bb5=) 14.g3 (14.Nc4 Bb4 (14...Nc3 15.Bc3 f4 16.Nd6 Qd6 17.ef4 Qf4+=) 15.Nd5+=; 14.Nd5 cd5 15.Ba3+=) 14...Nd7 (14...Be6 15.Nd5 Bd5 16.Ba3=) 15.Nc4 (15.Nd5+=) 15...Bc7 16.Qb3 f4 (better is 16...N7f6!?=) 17.Ne4+/– f3 18.Bd3 Qe8 19.Rfc1 Qh5 20.Ba3 Rf6? (better is 20...Rd8+–) 21.Nf6 N7f6 22.Ne5! Be5 23.de5 Ng4 24.h4 Nde3? (24...Ne5 25.e4 Nf6 26.Bb2+–) 25.Be4 (better is 25.bc6!? bc6 26.Qc3 Bf5 27.Qc6 Rg8 28.Qf3 Bd3 29.fe3 Qg6+–) 25...Qe5 26.Bf3 (26.Qf7 Bf5 27.Bf5 Nf2=) 26...Qf5 27.Bc5?? (better is 27.Bg4 Ng4 28.Qc2+– (28.bc6?? Qf2 29.Kh1 Qh2)) 27...Qf3–+ 28.Be3 (28.fe3?? Qg3 29.Kh1 Nf2) 28...Nf2! 29.Rf1 (29.Bf2 Qb3 Pinning (29...Qb3 Deflection)) 29...Qg3 0–1. Kamaletdinov,Farit – Prokopenko,Roman, 2011.

7.0-0 a6

8.Qb3 Be6 9.Ng5 Qd7 10.d4 h6 11.Ne6 Qe6 12.de5 de5 13.Nd2 Nc6 14.a3 Rad8 15.Nf3 Ne4 16.Rad1 Bf6 17.Qc2 Nd6 18.c5 e4 19.cd6 cd6 20.Bc4 d5 21.Bf6 Rf6 22.Nd4 Nd4 23.Rd4 Rc8 24.Rd5 Rff8 25.Rc5 1–0. emeryt85 – zbigniew46, internet, 2014.

8.Qb3 Kh8 9.c5 (9.d4!? e4 10.Ng5=) 9...e4=+ (< 9...dc5 10.Ne5 cb4 11.Nf7 Rf7 12.Qf7+/–) 10.Ng5 d5 (10...Qe8 11.d4=+) 11.f3 c6 (11...Nc6=) 12.fe4 (12.d3 Ne8 13.Nh3 b6=) 12...Ne4 (12...fe4 13.Nc3 h6 14.Nce4 hg5 15.Ng5 Qc7=) 13.Ne4 fe4 14.Nc3 Nd7 15.d3 Nf6 (better is 15...ed3!? 16.Bd3 a5=) 16.de4+/– de4 17.Rad1 Qe8 18.Qc2 Qg6 19.Ne4 (19.Bc4 Bf5 20.Qf2 Ng4–/+) 19...Ne4 (19...Qe4?? 20.Qe4 Ne4 21.Rf8 Bf8 22.Rd8+–) 20.Rf8 Bf8 21.Rd8 Bh3 (22.Bh5! A) 22...Qh5?? 23.Ra8 Kg8 24.Qe4 (24.gh3?! Qg6 25.Qg2 Ng5+–) 24...Qd1 25.Kf2+–; B) 22...Qh6 23.Ra8 Qe3 24.Kf1 Qf4 25.Ke1 Qe3 26.Qe2 Qg1 27.Qf1 Qe3 28.Qe2 Qg1 29.Qf1 Qe3 30.Qe2=). overrising – snake20, Live Game Caissa's Web, 2004.

7.0-0 b6

8.b5 Bb7 9.a4 Ng4 10.Nc3 e4 11.Nd4 Ne5 12.Qb3 Kh8 13.a5 Bf6 14.a6 Bc8 15.Nd5 Be6 16.Nf6 Qf6 17.Ne6 Qe6 18.d4 ed3 19.Bd3 Nbd7 20.Be2 f4 21.e4 f3 22.gf3 Qh3 23.Kh1 Nf3 24.Bf3 Rf3 25.Qd1 Ne5 26.Qd4 Raf8 27.Rae1 Rg3 28.Rg1 Rg1 29.Rg1 Rf7 30.Qd5 Rf2 31.Qa8 1–0. brother – kather (1610), internet, 2013.

8.d3 Bb7 9.Qc2 a5 10.b5 Nbd7 11.Nc3 Qe8 12.e4 f4 13.Nd5 Nd5 14.cd5 Rc8 15.d4 Bf6 16.Rfd1 g5 17.h3 h5 18.Kf1 g4 19.hg4 hg4 20.Ng1 Qg6 21.f3 Bd5 22.Rac1 Be6 23.Bc4 Bh4 24.Be6 Qe6 25.Qc4 Qc4 26.Rc4 Nf6 27.Rdc1 Rf7 28.Ba3 Ne8 29.Ne2 gf3 30.gf3 Rg7 31.Rc6 Rg6 32.de5 Rd8 33.Nf4 Rg3 34.R6c3 de5 35.Ng2 Bg5 36.R1c2 Rd1 37.Kf2 Rh3 38.Bc1 Bc1 39.Rc1 Rd2 40.Kf1 Rh1 0–1. andrus9 – bigcykor, internet, 2013.

8.d3 Bb7 9.Nc3 Nbd7 10.Ng5 (10.Ng5 Re8 11.Ne6+=). Sternik,Ryszard – Garcia,C, corr SOK–91–75, 1991.

8.d4 e4 9.Nfd2 d5 10.a3=.

8.d4 e4 9.Nfd2 Nbd7 10.a4 c6 11.b5 cb5 (11...Qc7 12.Nc3=) 12.cb5 Bb7 13.Nc3 Kh8 14.g3 (14.Qb3 Rc8+=) 14...Qe8 15.Ba3 (15.a5 a6=) 15...Rc8 16.Rc1 g5 (16...Nd5 17.Qb3 N7f6 18.Bc4 Nc3 19.Rc3= (19.Qc3? d5–+)) 17.f4 (17.Nc4!? d5 18.Nd6 Bd6 19.Bd6+=) 17...gf4+= 18.Rf4 Rg8 (18...Rc3!? 19.Rc3 Nd5=) 19.Nc4 (19.Rf5 Qg6 20.Qf1 Rcf8+/–) 19...Qf8 (19...d5 20.Be7 Qe7 21.Nb2+=) 20.Rf5 Qh6 21.Qf1 (21.d5 Rg5 22.Rg5 Qg5+/–) 21...Rc4 (better is 21...Ng4!? 22.Bg4 Rg4+/–) 22.Bc4+– Ng4 23.Qe2 Qe3? (23...Bg5 24.Nd1 (24.Bg8?! Be3 25.Kf1 Bc1 26.Qg4 Ba3+–) 24...Be3 25.Ne3 Qe3 26.Qe3 Ne3 27.Bg8 Nf5 28.Be6 Nd4 29.Bb2+–) 24.Qe3 Ne3 25.Bg8 Nf5 26.Be6 Nd4 27.Bd7 Nf3 (27...Bf6 28.Kf1 Bg5 29.Rd1+–) 28.Kf1 Nh2 (28...Bg5 29.Bc6 Bc1 30.Bc1+– (30.Bb7?! Ba3 31.h3 Kg7+=)) 29.Ke2 (better is 29.Kg2 Nf3 30.Bc6 Bc8+–) 29...Bg5 (29...Nf3 30.Nd1 Bd5 31.Ne3 Nd4 32.Ke1+–) 30.Rd1 e3 (30...Bf6 31.Rd6 Be5 32.Re6+–) 31.Nd5 Kg7 32.Bd6 h5 33.Bf4 Bd8 (33...Bf4 34.gf4 Ng4 35.Nb6+–) 34.Be3 Kg6 (34...Kf7 35.Bg1 Ng4 36.Rf1 Kg6 37.Be8 Kh6 38.Bc6 Bc6 39.bc6+–) 35.Bg1 Ng4 36.Nf4 Kh6 37.Bc6 Bc6 38.bc6 (38.bc6 Bc7 39.Rd7+–) 1–0. pzn2pawn (1840) – Kratic (1750), redhotpawn.com, 2016.

8.d4 e4 9.Nfd2 Be6 10.d5+= Bf7 11.a4 c6= 12.dc6 Nc6 13.b5 Na5 14.Na3 Rc8 15.Bc3 Nb7 16.Bb4 d5=+ 17.Be7 Qe7 18.cd5 Bd5 19.Bc4 Kh8 20.Bd5 Nd5 21.Nc2 Nc3 22.Qe1 Nc5 23.Nd4?? Nd3–+ 24.Nc6 Qb7 25.Nc4 Ne1 26.Rfe1 Rc6 27.bc6 Qc6 28.Nd2 Na4 29.Rec1 Qd7 30.Nc4 Nc5 31.Rd1 Nd3 32.Ne5 Qc7 33.Nd3 ed3 34.Rd3 Rd8 35.Rdd1 Rd1 36.Rd1 h6 0–1. hal1958 – Caissaman, playchess.de, 2003.

8.d4 e4 9.Ne1 d5 10.a3 Be6 11.c5 a6 12.Nc3 b5 13.g3 c6 14.Ng2 Ra7 15.a4 Qc7 16.a5 Nbd7 17.Nf4 Bf7 18.Kg2 g5 19.Nh3 Ne8 20.Rh1 Ng7 21.Qd2 Bg6 22.Raf1 Raa8 23.Bd1 Ne6 24.Ne2 Bh5=+ 25.Nhg1 f4 26.f3 ef3–+ 27.Nf3 g4 28.Nf4 gf3 29.Bf3 Bf3 30.Rf3 Ng5 31.Rff1 Nf6 32.Qe2 Qd7 33.h3 Nge4 34.Nd3 Rae8 35.Rf4 Qe6 36.Rhf1 Nd7 37.Rg4 Kh8 38.Nf4 Qh6 39.Nd3 Rf1 40.Re4 Rff8 41.Rf4 Nf6 42.Ne5 Ne4 43.Nf7? Rf7! 44.Rf7 Qg6 45.Rf3 Bd8 46.g4 Kg7 47.Rf5 Rf8 48.Rf8 Kf8 49.Qf3 Qf6 50.Qf6 Bf6 51.Bc1 Bh4 52.Kf3 Kf7 0–1. Junghaenel,Dieter (1665) – Langner,Erich (1860), 17sen.EM Berlin, 2001.

7.0-0 c6

8.a4 a5 9.b5 Nbd7 10.Nc3 Qe8 11.Qc2 e4 12.bc6 bc6 13.Nd4 Ne5 14.f4 Neg4 15.h3 Nh6 16.Rab1 Bd7 17.Ba1 c5 18.Ndb5 Rc8 19.Qb2 Qg6 20.Qc1 Be6 21.Qe1 Qf7 22.Na3 Rb8 23.Ncb5 Rfc8 24.Qg3 Nd7 25.Rfc1 Rc6 26.Bc3 Ra8 27.Ba1 Nb6 28.Bd1 d5 29.Bb3?? dc4–+ 30.Nc4 Nc4 31.Bc4 Bc4 32.Rc4 Rg6! 33.Qe1 Qc4 34.Nc7 Rc8 35.Rb7 Bf6 0–1. Plock,Joerg (1700) – Kuhn,Peter (1885), Eintracht, 2002.

8.a4 Nbd7 9.Qb3 Kh8 10.d3 Rb8 11.Nc3 b6 12.Nd2 c5 13.b5 e4 14.Rae1 ed3 15.Bd3 Ne5 16.Bb1 Be6 17.f4 Neg4 18.e4 fe4 19.Nce4 Ne4 20.Ne4 Qd7 21.h3 Nf6 22.Qc3 d5 23.Ng5 d4 24.Qc2 Bg8 25.Bc1 Rbd8 26.Qd3 h6 27.Nf3 Bh7 28.f5 Bd6 29.Nh4 Rde8 30.Ng6 Bg6 31.fg6 Re1 32.Re1 Qc7 33.Qf3 Bh2 34.Kh1 Bg3 35.Re6 Nd7 36.Qe2 1–0. elsh1403 – debeli1 (1625), internet, 2013.

8.a4 Be6 9.d4 e4 10.Nfd2 d5 11.b5 g5 12.Nc3 Nbd7 13.a5 cb5 14.cd5 Nd5 15.Bb5 Nc3 16.Bc3 Nf6 17.Qa4 Rc8 18.Bb4 Bb4 19.Qb4 Nd5 20.Qb3 Rc3 21.Qb2 Qe7 22.Nc4 Rc8 23.Ne5 Rc2 24.Qa3 Qa3 25.Ra3 a6 26.Ba4 Rb2 27.Bb3 Kg7 28.h3 Kf6 29.Rfa1 Nc3 30.Be6 Ke6 31.g4 f4 32.ef4 gf4 33.Rc1 Ne2 34.Kg2 Rc1 35.Nd3 Rg1 36.Kh2 ed3 37.Rd3 Kd5 38.g5 Ke4 39.Ra3 Rg5 40.h4 1–0. brother – yamaoto, internet, 2013.

8.a4 h6 9.b5 Be6 10.Nc3 Nbd7 11.d4 e4 12.Nd2 d5 13.Qb3 Kh8 14.a5 Qe8 15.a6 Qc8 16.ab7 Qb7 17.bc6 Qc6 18.c5 Rfb8 19.Qc2 Rb7 20.Rfb1 Rab8 21.h3 Kh7 22.f4 g6 23.g4 Ra8 24.g5 hg5 25.fg5 Ne8 26.Nb3 Qc8 27.h4 Nb8 28.Na5 Rc7 29.Nb5 Rd7 30.Qa4 Nc6 31.Nb3 Rb7 32.Na5 Rd7 33.Nc6 Qc6 34.Qa5 Bd8 35.Qe1 Rb7 36.Bc1 Qc8 37.Qg3 Qb8 38.Qh3 a6 39.h5 Kg8 40.hg6 Rg7 41.Nd6 Nd6 42.Rb8 Rb8 43.cd6 a5 44.Ba3 Bg5 0–1. brother – elokiller (1700), internet, 2013.

8.Qb3 e4 9.Nd4 =.

8.Qb3 Kh8 9.c5 dc5 10.bc5 e4 11.Ne1 Bc5 12.Nc3 Re8 13.d4 ed3 14.Nd3 Bb6 15.Nf4 Na6 16.Na4 Nc5 17.Nc5 Bc5 18.Rfd1 Qe7 19.a4 Ne4 20.Bf3 Bd6 21.Be4 Bf4 22.ef4 fe4 23.Re1 Be6 24.Qc3 Bd5 25.f3 Qf6 26.Qf6 gf6 27.Bf6 Kg8 28.fe4 Re4 29.Re4 Be4 30.a5 Re8 31.Ra4 Bd5 32.Be5 Kf7 33.Rb4 Re7 34.g4 Ke6 35.g5 c5 36.Rb5 c4 37.Rc5 b6 38.ab6 ab6 39.Rb5 Rb7 40.Kf2 Bc6 41.Rb4 b5 42.Ke3 Bd5 43.h4 Bg2 44.h5 Kf5 45.h6 Be4 46.Bg7 Bc6 47.Bf8 Rf7 48.Bd6 Rd7 0–1. joaquimbage – 736089, internet, 2014.

8.Qb3 Kh8 9.d3 Be6 10.Qc2 a5 11.b5 cb5 12.cb5 Nbd7 13.Nbd2 Nb6 14.Ng5 Bg8 15.Nh3 Qd7 16.d4 Rfc8 17.Qd1 e4 18.Nf4 Nfd5 19.Nd5 Bd5 20.a4 Rc7 21.f3 Bg5 22.Ra3 ef3 23.Nf3 Bf6 24.Nd2 Re8 25.Bd3 Be4 26.Be4+= fe4 27.Bc3 Nd5 28.Ba5+= b6 29.Qb3+/– (29…Ne3 30.Qe3 ba5 31.Ne4+–) 1–0. Diener,Rudolf – Tikhanov, corr ICCF, 1996.

8.Nc3 Na6 9.a3 Nc7 10.Rc1 Kh8 11.d3 Be6 12.h3 Qd7 13.Ng5 Bg8 14.f4 Ne6 15.fe5 Ng5 16.ef6 Bf6 17.Qd2 Rae8 18.Rce1 Re7 19.Bh5 d5 20.cd5 cd5 21.Nd1 Bb2 22.Qb2 d4 23.Qd4+= Qd4 24.ed4 Rd7 25.Nb2 g6 26.Bd1 Ne6 27.Re5 Nd4 28.Rfe1 b5 29.a4 a6 30.Re7 Rfd8 31.Rd7 Rd7 32.Kf2 Kg7 33.Re8 Bd5 34.ab5 ab5 35.g3 Kf7 36.Rh8 Kf6 37.Ke3 Bg2 38.h4 Nc6 39.Bb3 Nb4 40.Rb8 Bc6 41.Rb6 Kg7 42.d4 Rb7 43.Rb7–/+ Bb7 44.Nd1 Bd5–+ 45.Bd5 Nd5 46.Kd3 Kf6 47.Nf2 g5 48.hg5 Kg5 49.Kd2 h5 50.Ke2 Nc3 51.Kd3 Nd5 52.Ke2 Nf6 53.Kf3 Nd5 ½–½. Turbomike – antillian, playchess.de, 2003.

8.Nc3 Be6 9.Qc2 Nbd7 10.a4 h6 11.b5 c5 12.e4 f4 13.Nd5 Nd5 14.cd5 Bf7 15.Ne1 Bg6 16.Bf3 Be8 17.g3 g5 18.Bg2 b6 19.f3 Kg7 20.gf4 Rf4 21.a5 Nf6 22.ab6 Qb6 23.Nd3 Rh4 24.Bc3 Bb5 25.Rfb1 a6 26.Nf2 Rf8 27.Bf1 Nh5 28.Bb5 ab5 29.Ra5 b4 30.Qa4 Rf3 31.Ra7 Rf7 32.Nd3 Nf4 33.Be5 de5 34.Ne5 Ne2 35.Kh1 Qf6 36.Ra6 Qe5 37.Ra1 Qh2 0–1. andrus9 – is04 (1640), internet, 2013.

8.d3 a5 9.ba5 Ra5 10.Nc3 Bd7 11.Qc2 h6 12.a4 Qe8 13.Nd2 Na6 14.Nb3 Nb4 15.Qd2 Ra8 16.a5 c5 17.Bf3 Nc6 18.Nd5 Nd5 19.Bd5 Kh8 20.d4 cd4 21.ed4 e4 22.Rfe1 Qg6 23.f3 Bg5 24.Qe2 e3 25.c5 f4 26.a6 ba6 27.Ra6 Ra6 28.Qa6 Qc2 29.Qe2 Qe2 30.Re2 Nb4 31.Be4 Bb5 32.Re1 Bh4 33.g3 fg3 34.Re3 gh2 35.Kh2 Bg5 36.Re1 Bf4 37.Kg2 d5 38.Bb1 Nd3 39.Bd3 Bd3 40.Bc3 Rf6 41.Na5 Rg6 42.Kh1 Rg3 43.c6 Rf3 44.Nb7 Be4 45.Kg1 Rc3 46.Nd8 Bc7 47.Ne6 Rc6 48.Nc5 Bb6 49.Rc1 Bc5 50.dc5 d4 51.Kf2 g5 52.Ke2 Kg7 53.Rc4 d3 54.Ke3 Bg6 55.Rc3 Kf6 0–1. andrus9 – edgar100, internet, 2013.

8.d3 Na6 9.b5 Nc7 10.a4 Qe8 11.Qb3 Kh8 12.Nbd2 Rg8 13.Rfb1 Bd7 14.b6 Ne6 15.ba7 Ra7 16.Qb6 Ra8 17.Qb7 Rb8 18.Qa6 Bd8 19.Ba3 Ra8 20.Qa8 g5 21.Bd6 e4 22.Nd4 Nd4 23.ed4 e3 24.fe3 f4 25.ef4 gf4 26.Rb8 Qg6 27.Bf1 f3 28.Rd8 fg2 29.Rg8 Ng8 30.Bg2 1–0. konto56 – aaaakuku, internet, 2013.

8.d3 Nbd7 9.Qb3 Qe8 10.Ng5 Bd8 11.Nd2 h6 12.Ngf3 Qg6 (12...a5 13.a3=) 13.Kh1 (13.c5!? Kh7 14.cd6+/–) 13...Ng4 14.h3 Ngf6 15.Rg1 (better is 15.c5!? Kh7 16.cd6+/–) 15...Bc7 16.Nh4 Qg5 17.Ndf3 Qh5 18.Nd4?? (better is 18.c5 d5 19.g3+=) 18...Qh4–+ 19.Ne6 White intends c5 19...Bb8 (better is 19...Nc5! 20.bc5 Be6 21.Qb7 Qf2 22.Qc7 Qe2 23.Qd6 Bc4 (23...Qb2?! 24.Qe6 Kh8 25.Qf5–+) 24.dc4 Qb2 25.Qc6 Ne4–+) 20.Nf8 Nf8 21.c5? (21.Rgf1 Ne6–+) 21...d5 (21...Be6 22.Qc2 Qf2 23.Rgf1 Qe3 24.a3–+) 22.e4? (better is 22.Rgf1–+) 22...fe4 (22...Qf2?! 23.Bf3 Qg3 24.ed5–+) 23.de4 Ne4 (23...Qf2?! 24.Bf3 Qg3 25.ed5–+; 23...Qe4?! 24.Rge1–+) 24.f3 (24.Kh2–+) 24...Bh3! 25.g3 (25.gh3 Qh3 Mate attack) 25...Ng3 (25...Bg2! 26.Kg2 Qg3 27.Kh1 Nf2) 26.Rg3–+ Qg3 27.Rg1 (27.Bf1 Ng6 28.f4 Qb3 29.ab3 Bf1–+) 27...Qh4 28.Qd1 Bf1 0–1. bratek55 (1700) – mila77 (1705), internet, 2011.

8.d3 Be6 9.Nc3 Nbd7 10.a4 a6 11.b5 ab5 12.ab5 Ra1 13.Ba1 d5 14.Ng5 Bf7 15.Nf7 Rf7 16.cd5 cd5 17.Bf3 e4 18.de4 fe4 19.Bg4 Nc5 20.h3 Nd3 21.Be6 h6 22.Bf7 Kf7 23.Ne2 Bc5 24.Bf6 gf6 25.Nf4 Nf4 26.ef4 Kg7 27.Qg4 Kh7 28.f5 Qg8 29.Qg8 Kg8 30.Rd1 d4 31.Rc1 b6 32.Re1 e3 33.fe3 de3 34.Kh2 Kf7 35.g4 Ke7 36.Kg3 Kd6 37.Kf4 Kd5 38.h4 Kd4 39.g5 Bd6 40.Kg4 hg5 41.hg5 fg5 42.Kg5 1–0. joaquimbage – vladimir1949, internet, 2013.

8.d4 e4

9.Nfd2 d5 10.Qb3 Kh8 11.a4 a5 12.b5 cb5 13.ab5 b6 14.Rc1 Bb7 15.c5 bc5 16.dc5 Bc8 17.c6 Qb6 18.Bd4 Qc7 19.Nc3 Nc6 20.bc6 Qc6 21.Na4 Qe6 22.Qb6 Qd7 23.Nc5 Bc5 24.Rc5 Qe7 25.Raa5 Ra5 26.Qa5 Be6 27.Qc7 Qc7 28.Rc7 h5 29.g3 Kh7 30.h4 Kg6 31.Nb3 Rb8 32.Nc5 Bf7 33.Nd7 Nd7 34.Rd7 Rb1 35.Kg2 Rb8 36.Bh5 Kh5 37.Rf7 g5 38.Rf5 Kg4 39.Rg5 1–0. carocan (1810) – ejupd (1635), internet, 2013.

9.Nfd2 Nbd7 10.Nc3 h6 11.f3 ef3 12.Bf3 Nh7 13.g3 Ndf6 14.e4 fe4 15.Nce4 Ne4 16.Ne4 d5 17.Nc5 Bc5 18.dc5 dc4 19.Qc2 Qd3 20.Qd3 cd3 21.Be4 Bh3 22.Rf8 Rf8 23.Bd3 Ng5 24.Bc4 Kh8 25.Rd1 Nf3 26.Kh1 Bf5 27.Rd6 Kh7 28.h4 Be4 29.Bd3 Bd3 30.Rd3 Rf7 31.Re3 g5 32.Kg2 g4 33.Re6 Rd7 34.Bc1 h5 35.Rh6 Kg7 36.Rh5 Rd1 37.Bf4 Ra1 38.Be5 Kg6 39.Ba1 Kh5 40.Bc3 b6 41.cb6 1–0. barborski (1635) – emilbudzogan, internet, 2014.

9.Nfd2 Be6 10.Nc3 d5 11.a4 Nbd7 12.b5 Kh8 13.a5 a6 14.b6 dc4 15.Nc4 Nd5 16.Nd5 Bd5 17.Qc2 Rc8 18.Ne5 Ne5 19.de5 Re8 20.Rfd1 Bf8 21.h3 Kg8 22.g3 g6 23.Kg2 Bg7 24.f4 ef3 25.Bf3 Bf3 26.Kf3 Qe7 27.Rd6 Be5 28.Be5 Qe5 29.Rad1 Qe4 30.Kf2 Qc2 31.R1d2 Qe4 32.Re2 Rcd8 33.Rd8 Rd8 34.h4 Rd1 35.Rb2 Qh1 36.Ke2 Qf1 0–1. brother – elokiller, internet, 2013.

9.Nfd2 Be6 10.Nc3 d5 11.b5 Nbd7 12.a4 Qe8 13.a5 g5 14.a6 Qc8 15.ab7 Qb7 16.Ra6 cb5 17.Re6 bc4 18.Re7 Qb2 19.Nd5 Nd5 20.Rd7 Nb6 21.Rb7 c3 22.Nc4 Qb4 23.Nb6 ab6 24.Qb1 Qb1 25.Rb1 c2 26.Rc1 Rfc8 27.Rb6 Ra1 28.Ra1 c1Q 29.Rc1 Rc1 30.Bf1 Kg7 31.g3 h5 32.Kg2 g4 33.d5 Kf7 34.d6 Rd1 35.Bc4 Ke8 36.Be6 1–0. brother – elokiller (1640), internet, 2013.

9.Ng5 d5 10.Qb3 Ng4 11.Nh3 Bh4 12.g3 Bg5 13.Nc3 h6 14.cd5 cd5 15.Nd5 Kh8 16.Ndf4 Bf4 17.Nf4 Qe8 18.Bb5 Bd7 (18...Qb5 19.Ng6 Deflection) 19.Bd7 Nd7 20.h3 Ngf6 21.a4 g5 22.Ne6 g4 23.Nf8 gh3 24.Qe6 Qh5 25.d5 Re8 26.Bf6 Nf6 27.Qf6 Kg8 28.Qg6 Qg6 29.Ng6 Kg7 30.Nf4 h5 31.Kh2 h4 32.Kh3 hg3 33.Kg3 Rg8 34.Rh1 Kf6 35.Kh2 Rh8 36.Kg2 Rg8 37.Kf1 Rc8 38.Rh7 (38.Rh7) 1-0. zembelek (2050) - KLGFKL (2000), Rated Blitz game, lichess.org, 2014.

7.0-0 Nc6

8.a3 e4 9.Nd4 Ne5 10.f3 c5 11.Nc3 cd4 12.ed4 Nd3 13.Bd3 ed3 14.d5 Nh5 15.g3 f4 16.g4 Bh4 17.Ne4 Ng3 18.hg3 Bg3 19.Kg2 Bh4 20.Rh1 g5 21.Qb3 Bd7 22.Qd3 h5 23.Qd4 Kf7 24.Nd6 Ke7 25.Qe5 Be6 26.Qe6 1–0. brozal – ipinta40, internet, 2013.

8.a3 Be6 9.d3 e4 10.de4 Ne4 11.Nbd2 Bf6 12.Bf6 Qf6 13.Ne4 fe4 14.Nd4 Ne5 15.Ne6 Qe6 16.Qd5 Qd5 17.cd5 Rf5 18.Rac1 Rc8 19.f4 ef3 20.Bf3 (better is 20.gf3 Ng6 21.f4+=) 20...Nf3–/+ 21.Rf3 Rd5 22.e4 Rd2 23.Re3 c6 24.e5 de5 25.Re5 Rf8 26.Rf1 Rd3 27.Ra5 a6 28.Ra1 Rd2 29.Re5 Rff2 30.Re7? (better is 30.Rg5–+) 30...Rg2 31.Kf1 Rh2 32.Kg1 Rhe2 33.Rb7 h5 (33...Rg2 34.Kh1 Rh2 35.Kg1 Rdg2 36.Kf1–+) 34.Rb6 (34.Rb8 Kh7 35.Rf8–+) 34...h4 35.Rc6 h3 (35...Rg2 36.Kf1 h3 37.Rc8 Kh7–+) 36.Ra6?? (better is 36.Rg6–+) 36...Rg2 37.Kh1 (37.Kf1 h2 38.Ra8 Kh7 39.Rh8 Kh8 40.a4 h1Q) 37...Rh2 38.Kg1 Rdg2 39.Kf1 Rh1 0–1. Fournier,Frederic (1665) – Matematiko (1635), Active, 2007.

8.b5 Nb8 9.d4 b6 10.de5 de5 11.Ne5 Qd1 12.Rd1 Bd6 13.Nd2 Bb7 14.Ndf3 Nbd7 15.Nd7 Nd7 16.Nd4 a6 17.Bf3 Bf3 18.Nf3 ab5 19.cb5 Ra4 20.Rd2 Nc5 21.Nd4 Ne4 22.Re2 Rfa8 23.f3 Nc5 24.a3 Nd3 25.Bc3 f4 26.ef4 Nf4 27.Rea2 Bc5 28.Rd1 Ne2 29.Kf2 Nc3 0–1. brother – slavkos, internet, 2013.

7.0-0 Nbd7

8.a4 c6 9.b5 Qe8 10.a5 Nc5 11.b6 ab6 12.ab6 Ra1 13.Ba1 Bd8 14.d4 ed4 15.ed4 Nce4 16.Qb3 Kh8 17.Re1 Be6 18.Bd3 Qh5 19.Nbd2 h6 20.Be4 fe4 21.Ne4 Ne4 22.Re4 Bg4 23.Qc3 Bf3 24.d5 Bf6 25.Qf3 Qf3 26.gf3 Ba1 27.Re7 cd5 28.Rb7 dc4 29.Rc7 Rb8 30.b7 Kh7 31.Rc4 Rb7 32.Rc6 Be5 33.Kg2 Kg6 34.h4 Kf5 35.Kh3 Rb3 36.Kg2 h5 37.Rc8 Rc3 38.Rf8 Bf6 39.Rh8 Kf4 40.Rh5 Rf3 41.Rd5 Be5 42.Ra5 Bd4 43.Rg5 Rf2 44.Kh3 Rf3 45.Kg2 Rb3 46.Rg6 Be5 47.Rg5 d5 48.Rg6 Rb2 49.Kh3 Kf5 50.Rg5 Kf6 0–1. joaquimbage – maroslav (1775), internet, 2014.

8.Nc3 b6 9.Qc2 Ng4 10.h3 Nh6 11.d3 Bb7 12.a4 a5 13.ba5 Ra5 14.Qb3 Kh8 15.Nd5 e4 16.Nd4 Nc5 17.Qc2 ed3 18.Bd3 Nd3 19.Qd3 Bd5 20.cd5 Rd5 21.Qb3 Rc5 22.Ne6 Qd7 23.Nf8 Bf8 24.Bd4 Ra5 25.Rfc1 c5 26.Bc3 Ra6 27.Rcb1 d5 28.Rd1 1–0. andrus9 – malvadao, internet, 2013.

8.Nc3 c5 9.b5 b6 10.a4 Bb7 11.d4 e4 12.Nd2 Qc7 13.d5 Ne5 14.f4 ef3 15.Nf3 g6 16.Ne5 de5 17.a5 Bd6 18.a6 Bc8 19.e4 Bd7 20.ef5 Bf5 21.Rf5 gf5 22.Bh5 Qg7 23.Ra3 Nh5 24.Qh5 Qg6 25.Qh3 Rae8 26.Ne2 e4 27.g4 f4 28.g5 Qg5 29.Kh1 f3 30.Ng3 f2 31.Nf1 Qg1 0–1. brother – protlak, internet, 2013.

8.d3 c6 9.Nbd2 b6 10.Qb3 Rb8 11.e4 fe4 12.de4 Kh8 13.Rfd1 c5 14.b5 a6 (14...Qe8 15.Qe3=) 15.ba6 Ba6 16.a4 (16.Ng5 Qe8+=) 16...Qc7 17.Qc3 White prepares a5 17...Bb7 18.Bd3 h6 19.a5 ba5 20.Ra5 Bd8 (20...Be4 21.Ne4 Ne4 22.Be4 Nf6+=) 21.Ra7 Qb6 22.Rda1 Bc7 23.Bc1 Ra8 24.Ra8 Ra8 25.Ra8 Ba8 26.Qa3 Bc6 27.Bb2 (27.Bc2 Nf8=) 27...Nb8 (27...Qb7 28.Qc3+=) 28.h3 Na6 29.Bc3 Qb7 30.Ba5 (30.Bb1 Nb4=) 30...Ba5 (30...Ne4 31.Be4 Be4 32.Ne4 Qe4 33.Qa4+=) 31.Qa5= Nb4 32.Qd8 Kh7 (better is 32...Ne8!? 33.Be2 Qd7 34.Qd7 Bd7=) 33.Qd6+/– Qa6? (33...Qd7 34.Qd7 Nd7+/– (34...Bd7? 35.Ne5 g5 36.Bf1+–)) 34.Ne5+– Qa1 35.Kh2 Nd3 36.Nd3 (36.Nc6?! Nf2 37.Qe6 Qh1 38.Kg3 Nd1 39.Qf5 Kh8=) 36...Be4 37.Ne4 (better is 37.Nc5!? Bc2 38.Qf4+–) 37...Ne4+/– 38.Qd5 Nf6? (better is 38...Nd2 39.h4 Qf6+/–) 39.Qc5+– Qc3 40.Qf5 Kg8 41.c5 Qd2 (41...Qc4 42.f3+–) 42.Ne5 Qd5 (42...Kf8 43.c6 Qd6 44.f4+–) 43.c6 Ne4 (43...Qd6+–) 44.Qf7 (better is 44.c7 Nd6 45.f4+–) 44...Kh7?? (better is 44...Qf7 45.Nf7 Kf7–+) 45.Qd5 Nf2 46.Qc4 Ng4 47.Qg4 1–0. aferypopsl (1675) – puyol1, internet, 2013.

8.d4 ed4 9.Nd4+= Ne5 10.Nd2 c6 (10...a5 11.a3+=) 11.Qc2 g6 (11...c5 12.Nf5 cb4 13.Rad1+=) 12.Rad1 Qc7 13.h3 Re8 14.N4f3 (14.c5+=) 14...Ne4 (better is 14...a5!? 15.Qa4 Be6+=) 15.Ne5 de5 16.Nf3?? (better is 16.Ne4!? fe4 17.c5+/–) 16...Bf6 17.c5 Be6= 18.Bc4 Qf7 19.Be6 Qe6 20.Nd2 Nd2 21.Rd2 Rad8 22.Rfd1 Rd2 23.Rd2 Rd8 24.Rd8= Bd8 25.Qc3 Bc7 26.a3 Qd5 27.f4 Kf7 28.fe5 Ke6 29.Kf2 Be5=+ 30.Qe5 Qe5 31.Be5 Ke5 32.Kf3 Kd5 33.Kf4 Kc4 34.g4 fg4+= 35.hg4 h5–/+ 36.e4? h4–+ 0–1. De Visser,Arno – Leeuwerik, 1981.

8.d4 e4 9.Ng5 Nb6 10.Qb3 =.

7.0-0 e4

8.Nd4 c5 9.Nb3 Be6 (9...cb4 10.d3–/+) 10.a3 a6 11.Qc2 Nc6 12.d4 ed3 13.Bd3 cb4 14.Bf5 Bf5 15.Qf5 Qd7 16.Qd3 Rad8 17.N1d2 d5 18.c5 Ng4 19.ab4 Nb4 20.Qd4 Bf6 21.Qb4 Bb2 22.Rab1 Be5 23.h3 (23.h3 Nh6 24.Na5+=) 1–0. Jacewicz,Grzegorz (2205) – Hermes,Geoff (1975), ICCF FM/1476, 2011.

8.Nd4 c5 9.Nc2 cb4 10.Nb4 Nc6 11.Nc6 bc6 12.d3 Rb8=+ 13.Qc2 d5 14.Be5 Bd6 15.Bd6 Qd6 16.d4 f4 17.c5 Qc7 18.Nd2 Bg4=+ 19.Bg4 Ng4–/+ 20.h3 fe3 21.hg4 ed2 22.Qd2 Rf6 23.Rab1 Rbf8 24.Rb3 Rh6–/+ 25.Rg3 Rg6 26.Rb1 h6 27.Rgb3 Rg4 28.Rb7 Qf4 29.Qf4 Rgf4 30.Ra7 Rf2–/+ 31.Rbb7 R2f7 32.a4 Rb7 33.Rb7 Ra8 34.Rb4 Kf7 35.Kf2 Kf6 36.Rb6 Ra4 37.Rc6 Kf5 38.Ke3 Ra3 39.Ke2 Ra4?? 40.Rd6?? Rd4–+ 41.c6 Ke5 42.c7 Rc4 43.Rd7 g5 44.g4 d4 (45.Ke1 Rc2–+) 0–1. Myslowski,Karol – Borodin,G, Paris op–B, 1996.

8.Nd4 c5 9.bc5 dc5 10.Nb3 b6 11.a4 Qe8 12.Nc3 Qg6 13.g3 Ng4 14.Bg4 fg4 15.Nd5 Bd6 16.Qe2 Nd7 17.Rad1 Ne5 18.Be5 Be5 19.d4 cd4 20.ed4 Bd6 21.c5 bc5 22.dc5 Be5 23.Ne7 1–0. bauska18 – fabianek64, internet, 2014.

8.Nd4 d5 9.a3 c6 10.cd5 cd5 11.Nc3 Kh8 12.Qb3 Nc6 13.Nc6 bc6 14.d3 Rb8 15.de4 fe4 16.Rfd1 Be6 17.Qc2 Bd6 18.f4 (18.Na4!?=) 18...ef3!–/+ 19.Bf3 (19.Bf3 Ng4 Decoy; 19.gf3 Qb6 Combination) 19...Bg4 (19...Qb6 20.Rd4–/+) 20.Qe2 Bf3 21.Qf3 (21.gf3 Qe7+=) 21...Ne4 (better is 21...a5!?–+) 22.Qg4? (better is 22.Qh5 Nc3 23.Bc3+=) 22…Nf2–+ (22...Nf2 23.Qh5 Nd1 24.Rd1 a5 25.Nd5 cd5 26.Rd5 Qc7 27.Ra5 Rbd8–+) 0–1. Fournier,Frederic (1960) – melancoli (1995), Active (7/0), 2004.

8.Nd4 Nbd7 9.Ne6 Qe8 10.Nf8 Qf8 11.d4 Nb6 12.c5 Nbd5 13.Qb3 Be6 14.Bc4 Qf7 15.Nc3 c6 16.Nd5 cd5 17.Be2 dc5 18.bc5 Rb8 19.Bc3 b6 20.cb6 Rb6 21.Qa4 Rb8 22.Qa7 Rc8 23.Rfc1 Rd8 24.Ba5 Re8 25.Rc7 Qf8 26.Rac1 Bb4 27.Bb6 Ra8 28.Qb7 Ra2 29.Bb5 Ng4 30.Rf1 h6 31.Bc5 Bc5 32.dc5 Kh7 33.c6 f4 34.Re7 f3 35.Re6 fg2 36.Rc1 Qf2 0–1. ognos – stan45, internet, 2014.

8.Ne1 a5 9.a3 Be6 10.Nc3 Nc6 11.Qb3 ab4 12.ab4 Ra1 13.Ba1 d5 14.c5 Qd7 15.Nb5 d4 16.Bc4 Bc4 17.Qc4 Qd5 18.Qd5 Nd5 19.Nc2 (better is 19.Nd4!? Ncb4 20.f3+=) 19...d3–+ 20.Ncd4 Nd4 (20...Ncb4!? 21.Ne6 Rf7–/+) 21.Bd4–/+ c6 22.Nd6 (22.Nc3!? Nb4 23.Rb1–/+) 22...Bd6 23.cd6 Rd8 24.Be5 Nb4 25.Rb1 c5 26.Bc3? (better is 26.f3–+) 26...Rd6 27.Bb4 Rb6 (27...cb4?! 28.Rb4 Ra6 29.f3–+) 0–1. Naef,Thomas – Schwartzman,Gabriel (2300), Bad Ragaz op, 1990. (=1.Nf3 f5 2.b4 d6 3.Bb2 e5 4.e3 Nf6 5.c4 Be7 6.Be2 0-0 7.0-0 e4)

8.Ng5 a5 9.ba5 Ng4 =.

7.0-0 Be6

8.Qb3 h6 9.a4 Nbd7 10.d4 e4 11.Nfd2 g5 (11...c6 12.Nc3=) 12.f4 g4 13.b5 b6 14.a5 d5 15.Nc3 Nb8 16.cd5 Nd5?? (16...Bf7 17.Bc4+–) 17.Nd5 (better is 17.Bc4 g3 18.Nd5 gh2 19.Kh1+–) 17...Bd5+/– 18.Bc4 Bc4 19.Nc4 (19.Qc4!? Kh7 20.d5 ba5 21.Ne4+–) 19...Qd5+/– 20.Rfc1 Nd7 21.Rc3 Nf6 22.Ne5 Qb3 23.Rb3 Nd5 24.a6 Bd6 25.Nc6 Rf7 26.Ba3 Ba3 27.Rba3 Ne7 28.Ne5 Rff8 29.Rc1 Nd5 30.Rc6 Kg7 31.Kf2 Rf6 32.Rc2 h5 33.Ra1 h4 34.Rac1 1–0. carocan (1830) – holpak (1640), internet, 2013.

8.b5 Qd7 9.a4 h6 10.Nc3 c6 11.d4 e4 12.Nd2 d5 13.f4 Kh8 14.h3 Rg8 15.Qe1 Qe8 16.Ba3 Qf7 17.Be7 Qe7 18.c5 Nbd7 19.a5 a6 20.b6 g6 21.Qh4 Kg7 22.Kf2 Rh8 23.Ke1 Rag8 24.Kd1 Kf8 25.Kc2 Ke8 26.g4 Kd8 27.g5 hg5 28.Qg5 Nh5 29.Rg1 Nf8 30.h4 Qg5 31.hg5 Rh7 32.Rg2 Rgh8 33.Kb3 Ng7 34.Rag1 Rh3 35.Rg3 Ke7 36.Nd1 Kf7 37.Nf2 Rh2 38.R1g2 R8h4 39.Nf1 Rg2 40.Rg2 Nd7 41.Ng3 Nf8 42.Nf1 Bc8 43.Ng3 Nfe6 44.Nfh1 Nf8 45.Bf1 Nge6 46.Be2 Nd7 47.Nf2 Nf4 48.ef4 Rf4 49.Rh2 Kg7 50.Nf1 Nf8 51.Ne3 Ne6 52.Nf5 gf5 53.Nh3 Rh4 54.Bf1 Ng5 0–1. brother – elokiller (1735), internet, 2013.

8.b5 h6 9.a4 Nbd7 10.d3 Qe8 11.Na3 g5 12.Nc2 e4 13.de4 fe4 14.Nd2 Nc5 15.Nd4 Bd7 16.Qc2 Bd8 17.N2b3 b6 18.Nc5 bc5 19.Nb3 Qg6 20.Nd2 Bf5 21.Qc3 Kh7 22.Rad1 Nd7 23.f3 Bf6 24.Qb3 Rae8 25.fe4 Be4 26.Ne4 Re4 27.Bd3 Bb2 28.Qb2 Rf1 29.Rf1 Ne5 30.Be4 Qe4 31.Qf2 Qg6 32.Qf8 Qg7 33.Qe8 g4 34.g3 Nf3 35.Kg2 Qb2 36.Rf2 Ne1 37.Kg1 Nf3 38.Kg2 Ne1 39.Kg1 Nf3 40.Kg2 ½–½. bauska18 – soksakksokk, internet, 2014.

8.Qc2 Nc6 9.b5 Nb8 10.a4 Nbd7 11.Ng5 Bf7 12.Nf7 Rf7 13.d3 Nc5 14.Nd2 a6 15.Nf3 ab5 16.ab5 Ra1 17.Ra1 b6 18.d4 ed4 19.Nd4 Nfe4 20.Bf3 Qd7 21.Ra8 Rf8 22.Rf8 Kf8 23.Nc6 Bf6 24.Bf6 gf6 25.g3 Kg7 26.Kg2 d5 27.cd5 Qd5 28.Ne7 Qe6 29.Nc6 Qd5 30.h3 Nd3 31.Ne7 Ne1 32.Kh2 Nf3 33.Kh1 Ng3 34.fg3 Ne1 35.Kg1 Nc2 36.Nd5 Kf7 37.Nc7 Ne3 38.Na8 Nd5 39.Kf2 Ke7 40.Ke2 Kd6 41.Kd3 Kc5 42.h4 Kb5 43.Kd4 Kc6 44.h5 h6 45.Kc4 b5 46.Kd4 b4 47.Kc4 Kb7 48.Kd5 b3 49.Kc5 b2 50.Nb6 b1Q 51.Nc4 Qc2 52.Kd5 Qe4 53.Kc5 Qg4 54.Nd6 Kc7 55.Nf7 Qh5 56.Nh8 Qe8 57.Kd5 Qh8 58.Ke6 Qg7 59.Kd5 Qg3 60.Ke6 Qe5 61.Kf7 f4 62.Kg6 f3 63.Kf7 f2 64.Kg6 h5 65.Kf7 h4 66.Kg6 h3 67.Kf7 Qg5 0–1. ejdrzej (1655) – slavkos, internet, 2013.

8.Nc3 c6 9.d4 e4 10.Nd2 d5 11.f3 Nbd7 12.fe4 fe4 13.a3 Qc7 14.Rc1 Qd8 15.cd5 cd5 16.Nb3 Rc8 17.Nc5 Nc5 18.bc5 b6 19.cb6 Qb6 20.Qd2 Rc7 21.Rb1 a6 22.Na4 Qc6 23.Rfc1 Qd7 24.Nc5 Bc5 25.dc5 Rfc8 26.Ba6 Rb8 27.Bd4 Ra8 28.Bb5 Qf7 29.a4 Qh5 30.Be5 Rf7 31.Bd6 Ng4 32.Rf1 Qg5 33.Bf4 Qh5 34.Bg3 Qg5 35.Rbe1 Raf8 36.Rf7 Rf7 37.c6 h5 38.Bf4 Qg6 39.a5 h4 40.a6 h3 41.g3 Qf5 42.Qd4 g5 43.a7 Rf8 44.c7 gf4 45.ef4 e3 46.Bc6 Qc2 47.Qe3 Qg2 0–1. brozal – mac7h25in9e, internet, 2013.

8.Nc3 Nbd7 9.d4 e4 10.Ng5 Bf7 11.Nf7 Rf7 12.Qb3 c6 13.b5 c5 14.Rad1 b6 15.d5 Ne5 16.Qc2 g6 17.f4 ef3 18.Bf3 h5 19.e4 Ne4 20.Ne4 fe4 21.Be4 Qd7 22.Bg6 Ng6 23.Qg6 Kf8 24.Qf7 1–0. emeryt85 – sooncomer, internet, 2013.

8.d3 Nbd7 9.b5 a6 10.a4 ab5 11.ab5 Ra1 12.Ba1 Nc5 Black intends e4 13.Nc3 Qe8 14.h3 b6 15.Qc2 e4 16.de4 Nfe4 17.Ne4 Ne4 18.Nd4 Bc8 19.Bf3 Bb7 20.Ne6 Rf7 21.Nc7 Qd7 22.Nd5 Bd5 23.cd5 Bf6 (23...Nc5 24.Bh5 Rf8 25.Be2+/–) 24.Bf6 Rf6 25.Be4 fe4 26.Qe4 Qb5 27.Rc1 Rf8?? (27...Qd7+–) 28.Qe6 Kh8 29.Qd6 (29.Rc8 Qb1 30.Kh2 h5 31.Rf8 Kh7 32.Qg8 Kh6 33.Qf7 h4 34.Rh8 Qh7 35.Qf4 Kg6 36.Qd6 Kh5 37.Rh7 Kg5 38.Rg7 Kf5 39.Qe6) 29...Qb2 (29...Ra8+–) 30.Qc6 (30.Qf8) 30...Qf2+= 31.Kh1 Qe3 32.d6 Qe6?? (better is 32...Kg8+/–) 33.d7+– (33.Qb6?! Qf6+/–) 33...Rd8 (33...Qe7 34.Qd5 Qd8+–) 34.Qe6 1–0. joaquimbage – xinaxess2010, internet, 2013.

8.d3 h6 9.Nbd2 c6 10.a3 Qe8 11.Rc1 Nbd7 12.h3 Rf7 13.Nh4 Kh7 14.f4 g6 15.Rf2 Rg7 16.Nhf3 ef4 17.ef4 Qg8 18.Nh2 (18.Nd4!?+/–) 18...g5 19.fg5 Rg5 (19...hg5!? 20.Qf1 Qf7+=) 20.Ndf3 Rg7 21.Nd4 Ne5 22.Qf1 Nfd7? (better is 22...f4!? 23.Kh1 Bd7 24.Rf4 Rf8+/–) 23.Nf5+– Bf5 24.Rf5 Bg5 25.Rc2 Rg6?? (better is 25...Rf8 26.Rf8 Nf8+–) 26.d4 Be3 27.Kh1 (27.Kh1 Bd4 28.Bd4+–) 1–0. algernon (2440) – hobgoblin (2385), net–chess.com, 2015.

8.d4 Nbd7 9.Ng5+= Bf7 10.Qc2 g6 11.Nc3 c6 12.Rfe1 h6 13.Nf7 Rf7 14.Rad1 Qf8 15.de5 de5 16.c5 Kh7 17.e4 f4 18.a3 Rd8 19.Na4 Ne8 20.Bc4 Rg7 21.Rd2 f3 22.g3 Bf6 23.Rd3 Nc7 24.Rf3 Qe7 25.Rd1 Ne6 26.Rd6 Ndf8 27.Qb3 (27.Qb3 Re8 28.Qd3+–) 1–0. pcmvr (2870) – anatolian (2505), net–chess.com, 2009.

8.d4 e4

9.Nfd2 c6 10.a4 a6 11.Nc3 Nbd7 12.b5 ab5 13.ab5 c5 14.d5 Bf7 15.Ra8 Qa8 16.Qa1 (16.Qb3 Ne5+=) 16...Ne5= 17.Qa8 Ra8 18.Ra1 Ra1 19.Ba1 Nfd7 20.h4 (20.Na4 Nd3=) 20...Nb6 (20...Bh4 21.g4 fg4 22.Nce4–/+) 21.Kf1 (21.g3 Kf8+=) 21...Kf8 (21...Bh4 22.g4 g6 23.gf5 gf5 24.Ncb1–/+) 22.Ke1? (22.g3 Bf6+=) 22...Ke8 (22...Bh4 23.Na2–+) 23.Kd1? (better is 23.g4 g6 24.g5=) 23...Bh4–+ 24.g3 Bf6 25.Kc2 Kd7 (25...Ke7 26.Nd1–+) 26.Kb3 Kc7 (better is 26...Nd3 27.Bd3 ed3–+) 27.Na4? (better is 27.Bb2–+) 27...Na4 28.Be5 Be5 (28...de5?! 29.Ka4 h5 30.Bf1–+) 29.Ka4 Bc3 30.Nf1 g5 31.Kb3 (31.g4 fg4 32.Bg4 Bg6–+) 31...Be5 (better is 31...Be1!? 32.g4 fg4 33.Bg4 Bf2 34.Bf5–+) 32.Nd2 Bg6 33.Bd1 h5 34.Bc2? (34.f4 gf4 35.ef4–+) 34...h4 35.gh4 gh4 36.f4 ef3! 37.Nf3 Bf6 ½–½. Kamiletdinov,Farit – Khakimov,Ildar (1995), Astrakhan RUS, Open, 2012.

9.Nfd2 c6 10.a4 d5 11.b5 Nbd7 12.Qb3 Rb8 13.Nc3 dc4 14.Bc4 Bc4 15.Nc4 Nd5 16.Rfd1 N7b6 17.Ne5 Kh8 18.a5 Nc3 19.ab6 Nd1 20.ba7 Ra8 21.Qd1 cb5 22.Qb3 Bd6 23.Nf7 Rf7 24.Qf7 Qf6 25.Qd5 Qe7 26.Qb5 Qh4 27.g3 Qe7 28.Qf5 Rf8 29.Qf8 Qf8 30.a8Q 1–0. carocan (1705) – vikina26, internet, 2013.

9.Nfd2 c6 10.a4 d5 11.b5 Nbd7 12.Nc3 Kh8 13.a5 a6 14.Qb3 (14.b6 Rc8=) 14...g5 (14...dc4!? 15.Bc4 Bc4 16.Nc4 ab5–/+) 15.f3 (15.bc6!? bc6 16.Rfb1+=) 15...ef3 16.Nf3 (worse is 16.Bf3 dc4 17.Qc2 ab5–+) 16...Rg8 (16...dc4 17.Bc4 Bc4 18.Qc4 ab5 19.Qe6+=) 17.Ne5 (17.bc6 bc6 18.Qa4 Qc7+/–) 17...Ne4 (17...Ne5 18.de5 dc4 19.Bc4 Bc4 20.Qc4+=) 18.bc6 (18.Ne4 Ne5 19.Nc5+– (19.de5?! de4 20.Rfd1 Qc8+=)) 18...Ne5 (18...Nd2 19.Qa2 Ne5 20.cb7 Nec4 21.ba8R Qa8+/–) 19.cb7 Rb8 20.de5 (20.Ne4 de4 21.d5 Bf6 22.de6 Rg7+–) 20...Nd2 (20...dc4 A) worse is 21.Bc4 Nd2 22.Be6 Nb3 23.Bb3 Rb7 24.Bg8 Rb2–+ (24...Qg8?! 25.Na4+=; worse is 24...Kg8 25.Nd1+=); B) 21.Qa2 Rb7 22.Ne4 fe4 23.Bc4+/–) 21.Qa2 (21.Qb6!? Qb6 22.ab6 dc4 23.Rfd1+/–) 21...Nf1 22.Rf1 Bc5?? (22...dc4 23.Bc4 Bc4 24.Qc4 A) 24...Qa5 25.Nd5 (25.Rf5 Rb7 26.Qe2 Rgb8–/+) 25...Bf8 26.e6 (26.Rf5 Rb7 27.Bc3 Rb1 28.Kf2 Rc1+/–) 26...Bg7 27.Bg7 Rg7 28.e7+– (28.Rf5?! Qa1 29.Rf1 Qe5+–); B) 24...Rb7=) 23.Nd5?? (23.cd5 Rb7 24.de6 Qd2+–) 23...Bd5?? (better is 23...Rg7 24.Bd4 Bd4 25.ed4 Rgb7=) 24.cd5 Be3 25.Kh1 Rb7 26.e6 Rgg7 27.Rf5 h6 28.Rf7 Rbf7 29.ef7 Qe7 30.d6 Qd6 31.Qa3 Qa3+= 32.Ba3 Rf7 33.Bc4? Rc7 (33...Rc7 34.Bb2 Kh7 35.Ba6 Bc1 36.Bd3 Kg8–+) 0–1. brother – przemysl72, internet, 2014.

9.Nfd2 d5 10.Qb3 dc4 11.Bc4 Bc4 12.Nc4 Kh8 13.Ne5 Bd6 14.Nf7 Rf7 15.Qf7 Nbd7 16.Qb3 Qe7 17.b5 Rf8 18.a4 f4 19.Ba3 f3 20.Bd6 cd6 21.g3 d5 22.Rc1 Qe6 23.Qd1 Ng4 24.Qf1 Qh6 25.h3 Ngf6 26.Nd2 Qg6 27.Rc7 Nb6 28.a5 Nc4 29.Nc4 dc4 30.Rc4 Nh5 31.Kh2 Nf6 32.Rac1 h5 33.Rc8 Rc8 34.Rc8 Kh7 35.Qc4 h4 36.Rc5 hg3 37.fg3 Nh5 38.g4 f2 39.Qf1 Nf6 40.Qf2 Ng4 41.hg4 Qg4 42.Qf5 1–0. carocan (1790) – dzyno, internet, 2013.

9.Nfd2 d5 10.b5 c6 11.a4 Nbd7 12.Nc3 Nb6 13.c5 Nc4 14.Bc4 dc4 15.Qe2 cb5 16.ab5 Nd5 17.Nc4 Nc3 18.Bc3 Bc4 (better is 18...Qd5!? 19.Nd2 b6+/–) 19.Qc4+– Kh8 20.c6 (20.Rfc1 Qc7+–) 20...bc6 21.bc6 Qc7 22.Ba5 Qc8 23.Rfb1 Bf6 (23...Rf6 24.d5 Bd6+–) 24.Rb7 Bd8 25.d5 Bf6 26.d6 Ba1 (26...Qe8 27.Rc1 Qh5+–) 27.d7 Qc6 (27...Qb8 28.Rb8 Rab8 29.f4 ef3 30.c7 Rb1 31.Kf2 fg2 32.Kg2+–) 28.Qc6 Rg8 (28...Bf6 29.Qc5+–) 29.Qd5 Bf6 30.Qf5 a6 31.Qe4 Rab8 (31...Rgf8+–) 32.Rb8 Rb8 (32...h6 33.Qe8 Kh7 34.Qg8 Kg6 35.Qe8 Kf5 36.g4 Kg4 37.Rb4 Bd4 38.Qg6 Kh4 39.d8Q Kh3 40.Qg3) 33.Qe8 1–0. Janek – Larry, internet, 2016.

9.Nfd2 d5 10.cd5 Nd5 11.a3 c6 12.Nc3 Nd7 13.Bc4 a6 14.Bb3 b5 15.Rc1 a5 16.Nd5 cd5 17.ba5 Ra5 18.f3 Ba3 19.Ba3 Ra3 20.fe4 fe4 21.Rf8 Kf8 22.Ne4 Rb3 23.Qb3 Qe7 24.Ng3 Nb6 25.Qb5 Nc4 26.Qb8 Kf7 27.Rf1 Kg6 28.Qf4 h6 29.h4 Kh7 30.h5 Nd2 31.Rf2 Nc4 32.Nf5 Qa3 33.Nh4 Ne3 34.Rf3 Qc1 35.Kh2 Ng4 36.Kg3 Qe1 37.Rf2 Nf6 38.Qf3 Qc1 39.Ng6 Qg5 40.Kh2 Ng4 41.Kg1 Nf2 42.Qf2 Qh5 43.Nf8 Kh8 44.Ne6 Qd1 45.Qf1 Qf1 46.Kf1 Kg8 47.Nf4 Kf7 48.Nd5 Ke6 49.Nf4 Kf5 50.Ne2 Ke4 51.Kf2 g5 52.g4 Kd5 53.Kf3 Ke6 54.Ke4 h5 55.gh5 g4 56.Ng3 Kf6 57.d5 Ke7 58.Ke5 Kd7 59.d6 Kd8 60.Ke6 Ke8 61.d7 Kd8 62.h6 Kc7 0–1. bauska18 – sdiskavari, internet, 2014.

9.Nfd2 Qd7 10.Nc3 d5 (10...Na6 11.d5 Bf7 12.a3+=) 11.b5 c6 12.Qb3 a6 (12...cb5 13.cb5 Qd6 14.a4+=) 13.a4 ab5 (13...Qc7 14.bc6 bc6 15.Rfc1+–) 14.ab5+– Ra1 15.Ra1 f4 (better 15...cb5!? 16.Nb5 Nc6+–) 16.ef4+– Bg4? (better 16...cb5 17.cb5 Qc7+–) 17.cd5 Be2 (17...Kh8 18.dc6 bc6+–) 18.dc6 (18.Ne2?! Qd5 19.Ra7 cb5 20.Rb7 Qb3 21.Nb3 Rc8+–) 18...Nd5 19.cd7 (19.cd7 Kh8 20.Qd5+–) 1–0. Pierre – Mirrimond, internet, 2020.

9.Ng5 Bc8 10.Nh3 a5 11.b5 b6 12.Nd2 c6 13.a4 cb5 14.ab5 d5 15.cd5 (15.Qa4!?+=) 15...Nd5= 16.Bc4 Kh8 17.Qb3 Bb7 18.f3 (18.Ba3 Ba3 19.Qa3 Qf6=) 18...Bb4 (better is 18...a4!? 19.Ra4 Ra4 20.Qa4 Ne3+=) 19.fe4+= Bd2 20.ed5 Nd7 (better is 20...Re8!?+/–) 21.Qd3 Bb4 22.Rf5 Rf5 23.Qf5 (23.Qf5 Nf6 24.e4+–) 1–0. kaasparov – keram4, internet, 2013.

9.Ng5 Bd7 10.Nc3 (10.Qb3 a5 11.c5 (11.ba5 Nc6 12.Bc3 Qc8 13.c5 d5 14.f3 Kh8 15.Nd2=) 11...d5 12.a3 ab4 13.ab4 Ra1 14.Ba1 b5 15.Nc3=; 10.d5 Qe8 11.Nh3 Qf7 12.Nf4 a5 13.b5 g5 14.Bh5 Nh5 15.Nh5+=) 10...c6 (10...Qe8 11.Nh3 (11.Qb3 Nc6 12.c5 Kh8 13.Rad1 a5 14.b5 a4 15.Qa3+=) 11...Nc6 12.a3 a5 13.b5 Nd8 14.Nf4 Ne6 15.Nfd5+=; 10...c5 11.a3 (11.bc5 dc5 12.Qb3 Nc6 13.Rfd1 Na5 14.Qc2 cd4 15.Rd4=; 11.b5) 11...cb4 12.ab4 h6 13.Nh3 a5 14.Nf4 Nc6 15.b5+/–) 11.b5 (11.Qb3 Qe8 12.Nh3 Be6 13.d5 Bf7 14.Ng5 Nbd7 15.f3+=; 11.a3 Qe8 12.d5 a5 13.b5 cb5 14.Nb5 Na6 15.Ne6+=; 11.d5 Qb6 12.a3 c5 13.Ne6 Be6 14.de6 cb4 15.ab4+=) 11...h6 (11...Qe8 12.Qb3 Kh8 13.Nh3 Qg6 14.d5 cb5 15.Nf4+=) 12.Nh3 d5 (12...g5 13.Qb3+= f4 14.f3 ef3 15.Bf3=+; 12...a6 13.Nf4 ab5 14.cb5 Kh7 15.d5+=) 13.bc6+/– bc6 14.Nf4 Kh7 15.cd5 cd5 16.Ncd5 Bd6 17.Nf6 Qf6 18.Rb1 Bf4 19.ef4 Qd6 20.d5 Na6 21.Be5 Qg6?? 22.Bh5 (22.Bh5 Qb6 23.Rb6 ab6 24.Qb3+–) 1–0. pcmvr (2740) – michelleke (2285), net–chess.com, 2007.

7.0-0 Qe8

8.d3 Nc6 9.a3 (9.b5 Nb8 (9...Nd8 10.Nc3 Qg6 11.a4 a6 12.Qc2 Be6 13.d4 e4=) 10.Nc3 Qg6 11.Qb3 Be6 12.Qb4 Nbd7 13.d4 e4=; 9.Qb3 e4 (9...Qg6 10.Nc3 Be6 11.d4 e4 12.Ne1 Bf7 13.Nc2 Qg5=) 10.Nfd2 Be6 11.Nc3 a5 12.Nd5 ed3 13.Bd3 Qd7=) 9...Nd8 (9...e4 10.Nd4 Nd4 11.Bd4 Be6 12.Qc2 c5 13.Bb2 Qg6=; 9...Qg6 10.Nbd2 a6 11.Rb1 Bd7 12.Qc2 f4 13.b5 Nd8=) 10.Nbd2 (10.Qc2 Qg6 11.Nc3 c6 12.Rad1 Be6 13.d4 e4=) 10...Ne6 (10...a5 11.Qc2 Qg6 12.Rfb1 Nf7 13.Bc3 a4=) 11.Qb3 (11.Qc2 Bd7 12.c5 a5 13.Rfc1 Qf7=) 11...Bd7 (11...a5 12.c5 a4 13.Qc2 Bd7=) 12.c5 Kh8 (12...Qf7 13.Rac1 Bc6=) 13.Rfc1 (13.Rfe1 a5= 0.12/8) 13...f4 14.e4 Qh5? (14...dc5 15.Ne5 a5 16.ba5 Ra5 17.Ndf3+= (17.Qb7? Rb5 18.Qa7 Rb2–+; 17.Nd7?! Qd7 18.Nf3 Ra6+=)) 15.Re1 Qe8 16.d4 ed4 17.cd6 cd6 18.Bc4 Nd8 19.e5 de5+= 20.Ne5 Ba4 21.Qh3 Qh5 22.Qh5 Nh5 23.Nd7 Bd7 24.Re7+/– Bf5 25.b5 a6 26.a4 ab5+= 27.ab5 Ra1 28.Ba1 Bg6 29.Bd4 Re8 30.Re8 Be8 31.Ne4 Nf7 32.Kf1 h6 33.Be2 Nf6 34.Nf6+– gf6 35.Bf6 Kg8 36.Bc4 Kf8 37.Be2 Nd6?? 38.b6+– Nc8 39.Bd4 Ke7 40.Bf3 Bb5 41.Ke1 Ba6 42.Bg4 Nd6 43.Bc5 Bb5 44.Kd2 Bd7 45.Bf3 Ke6 46.Kd3 Ke5 47.Bd4 Ke6 48.Bg7 Bb5 49.Kc3 Ba6? 50.Bh6 Nc4 51.Be2 Nb6 52.Ba6 ba6 53.Bg5 Kf5+/– 54.h4 a5? 55.Bd8+– Nd5 56.Kd4 Nb4 57.Kc4 Nc6 58.Bg5 a4 59.g3 fg3 60.fg3 Ne5 61.Kb4 Nf3 62.Bd8 Kg4+= 63.Bc7 Nh4 64.gh4 Kh4 ½–½. Illescas Lopez,Antonio – Barroso Campos,Manuel, Ch Malaga Malaga (Spain), 2005.

8.d4 e4 9.Nfd2 c6 10.c5 d5 11.f3 Qg6 12.f4 Ng4 13.Bg4 fg4 14.a4 Bh4 15.g3 Be7 16.Kg2 h5 17.Rh1 h4 18.Nc3 h3 19.Kf2 Nd7 20.b5 cb5 21.Nb5 a6 22.Nc7 Rb8 23.Nd5 Bd8 24.Ba3 Rf5 25.Nc3 Qe6 26.Nde4 Qc4 27.Qd2 b6 28.Nd6 Qe6 29.Nf5 Qf5 30.c6 Nf6 31.Rhe1 b5 32.e4 Qe6 33.ab5 ab5 34.d5 Qe8 35.Bb4 Bb6 36.Kf1 Ba6 37.Ra6 Nh5 38.Rb6 Rb6 39.Qe3 Qd8 40.e5 Ra6 41.Rd1 g5 42.fg5 Qf8 43.Bf8 1–0. bauska18 – fabianek64, internet, 2014.

8.d4 e4 9.Nfd2 Qg6 10.f4 h5 11.Nc3 Ng4 12.Bg4 hg4 13.g3 Kf7 14.Qb3 Rh8 15.c5 Be6 16.d5 Bd7 17.cd6 Bd6 18.Nc4 Na6 19.Nd6 cd6 20.Rf2 Rh3 21.Rc1 Rah8 22.Rcc2 Qh6 23.Na4 Rg3 24.Rg2 Qh2 0–1. beciab70 (1665) – inznorek (1700), internet, 2013.

7.0-0 Ng4

8.d4 Nd7 9.de5 Nde5 10.Ne5 Ne5 11.Nd2 Bf6 12.Rb1 Ng4 13.Ba3 Qe8 14.Bf3 Qh5 15.h3 Be5 16.c5 Qh4 17.Nc4 Bh2 18.Kh1 dc5 19.bc5 c6 20.Nd6 Bd6 21.cd6 Nf2 22.Rf2 Qf2 23.d7 Rd8 24.Qb3 Kh8 25.dc8Q Rac8 26.Qb7 Re8 27.Bc5 Qc2 28.Bd4 Rb8 29.Qb8 Rb8 30.Rb8 1–0. brother – anitarattan, internet, 2013.

8.h3 Nh6 9.d4 Nd7 10.de5 de5 11.a3 (worse 11.Be5 Ne5 (worse 11...Bb4 12.Qd5 Nf7 13.Bc3 Bc3 14.Nc3+=) 12.Ne5 Bf6=+) 11...Nf7 12.Nc3 c6 13.Qc2 c5 14.b5 b6 (14...e4 15.Nd2+=) 15.Rad1 (15.Qf5 Nf6 16.Qc2+/-) 15...Bb7? (better 15...e4 16.Nd2 Bb7+=) 16.Qf5+- Nd6? (better 16...Bd6+-) 17.Qe6 Kh8 18.Ne5 (better 18.Rd6!? Bd6 19.Qd6 e4+-) 18...Ne5 19.Qe5 Rf5 20.Qf5! (20.Qf5 Nf5 21.Rd8 Rd8 22.Rd1+-) 1-0. SteveF1953 (2315) - bobby fissure (2225), ChessWorld.net, 2012.

7.0-0 h6

8.a4 Be6 9.b5 Nbd7 10.d4 e4 11.Nfd2 d5 12.c5 c6 13.Nc3 Qc7 14.bc6 bc6 15.a5 f4 16.ef4 Qf4 17.g3 Qg5 18.h4 Qg6 19.h5 Qg5 20.Bc1 Qf5 21.g4 Ng4 22.Bg4 Qg4 23.Qg4 Bg4 24.f3 ef3 25.Nf3 Rf3 26.Rf3 Bf3 27.Bd2 0–1. bauska18 – soksakksokk, internet, 2014.

8.Qb3 Be6 9.d4 d5?? 10.de5+– (10.Ne5?! dc4 11.Bc4 Bc4 12.Qc4 Qd5+/–) 10...Ne4 11.cd5 (11.Nd4!? dc4 12.Bc4 Bc4 13.Qc4 Rf7 14.Nf5 Ng5+–) 11...Bd5 12.Bc4 c6 (12...Bc4 13.Qc4 Kh8 14.Nc3+–) 13.Bd5 (13.Rd1!? Kh7 14.Bd5 cd5+–) 13...Qd5 14.Qd5 cd5 15.a3 Nc6 16.Nc3 Nc3 17.Bc3 Rac8 18.Bd4 Nd4 19.ed4 Rc4 20.Rac1 b5 21.Rc4 bc4 22.Rc1 Rb8 23.e6 Bd6 24.g3 Re8 25.Nh4 f4 26.Re1 g5 27.Nf5+– fg3?? 28.Nd6 gf2 29.Kf2 Re7 1–0. emeryt85 – avax6, internet, 2013.

8.Qb3 Be6 9.d4 e4 10.Nfd2 d5 =.

8.Qb3 Be6 9.d4 e4 10.Nfd2 Nbd7 11.Nc3 c6 12.Rfd1 Bf7 13.d5 Ne5 14.f4 Ng6 15.dc6 bc6 16.a4 White prepares b5 (16.a3 Rb8=) 16...Rb8 (16...Qb6 17.Na2 Nf4 18.Bf1–/+) 17.b5 Qc7 (17...Qb6 18.Kf2 d5 19.Ba3+=) 18.Qa2 (18.Nf1 d5=) 18...cb5 (18...Qb6 19.Kf2 Nf4–+) 19.ab5+= Rb7 20.Qa5 Qc5 21.Qa6?? (better is 21.Kf2!?+=) 21...Rfb8 (better is 21...Qe3 22.Kh1 Rc7–/+) 22.Ba3?? (better is 22.g3 Qe3 23.Kg2+=) 22...Qe3–+ 23.Kh1 Qc3 24.Bd6 Bd6 25.Qd6 Rb6 26.Qa3 Qa3 27.Ra3 Ng4 28.c5 Rb5 29.Bb5 Nf2 30.Kg1 Nd1 (30...Nd1 31.Be2 Rb2 32.Bd1 Rd2–+; 30...Rb5?! 31.Kf2 Nf4 32.Ra7 Nd3 33.Ke3 Rc5 34.Rb1+=) 0–1. emeryt85 – nelk4, internet, 2013.

8.Nc3 a6 9.d4 e4 10.Nd2 Nc6 11.b5 ab5= 12.cb5 Nb4 13.Qb3 Nbd5?? 14.Nd5+– Be6 15.Ne7 Qe7 16.Bc4 d5 17.Be2 Nh7 18.Rfc1 f4 19.ef4 Rf4 20.Qg3 Raf8 21.Ba3 Qf6 22.Bf8 Nf8 23.Rc7 Rg4 24.Bg4 Bg4 25.Qg4 g5 26.Rac1 Qd4 27.Qf5 (27.Qf5 Qf2 28.Qf2 Nd7 29.Rd7 d4 30.Rc8#) 1–0. Kreuzer,U – Zoder, Act–chess op Ki chk, 1990.

8.Nc3 c6 9.d4 e4 10.Nd2 d5 11.b5 Be6 12.a4 Nbd7 13.Qb3 Kh7 14.a5 g5 15.a6 ba6 16.bc6 Rb8 17.Qa4 Nb6 18.Qc2 dc4 19.Ra6 Qc7 20.Rfa1 Qc6 21.Ra7 Rfe8 22.Ba3 Nc8 23.Be7 Re7 24.R7a6 Qd7 25.Nc4 Bc4 26.Bc4 Kg6 27.Nd5 Rf7 28.Nf6 Rf6 29.Rf6 Kf6 30.Ra6 Nd6 31.Bd5 Rc8 32.Qb2 Kg7 33.g3 g4 34.Kg2 h5 35.Ba2 Kh6 36.d5 Kg5 37.Qb6 Rd8 38.Bb3 Nf7 39.Qg6 1–0. brother – dan79richter, internet, 2013.

8.Nc3 Be6 9.d4 e4 10.Nd2 c6 11.Nb3 Nbd7 12.a4 Nh7 13.a5 d5 14.Nd2 f4 15.b5 Bg5 16.ef4 Bf4 17.a6 ba6 18.bc6 Nb6 19.cd5 Nd5 20.Nce4 Ng5 21.Ba6 Nh3 22.Kh1 Qh4 23.g3 Nf2 24.Rf2 Bg3 25.Rg2 Ne3 26.Qe2 Ng2 27.Qg2 Bc7 28.Rg1 Rf7 29.Bc4 Bc4 30.Nc4 g5 31.Ne5 Be5 32.de5 Raf8 33.Nf6 Rf6 34.ef6 Qb4 35.Qd5 Kh7 36.Qf5 Kg8 37.Qg6 Kh8 38.Qg7 1–0. brother – begemoth (1685), internet, 2013.

8.Nc3 Be6 9.d4 e4 10.Nd2 Nbd7 11.d5+= Bf7 0–1. pcmvr (2450) – madsmurf (2270), net–chess.com, 2006.

8.d3 a6 9.Nbd2 c6 (9...Nc6 10.a3=) 10.Qc2 Nbd7 (10...Be6 11.c5=) 11.a3 d5 (better 11...Ng4!?+=) 12.Ne5+- Ne5 13.Be5 dc4 14.Nc4 Be6 15.Rac1 Bc4 (15...Rc8 16.d4+-) 16.Qc4 (16.dc4 a5 17.c5 ab4 18.ab4 Nd5+-) 16...Qd5 17.Bf3 (17.d4 Qc4 18.Bc4 Kh7+-) 17...Qc4+/- 18.dc4 Nd7 19.Bb2 Bf6 20.Bf6 Nf6 21.Rfd1 Rad8 22.Kf1 Kf7 23.Ke2 Ke7 24.Rd2 (24.Rd8 Rd8 25.Rd1 Rd1 26.Kd1 g5+/-) 24...Rd2 25.Kd2 Rd8 26.Kc2 g5 27.h3 h5 Black prepares the advance g4 28.Rd1 g4 (28...Rd1 29.Kd1 g4 30.Be2+/-) 29.hg4 (29.Rd8 Kd8 30.Be2 Ke7+/-) 29...hg4 (29...fg4 30.Be2+/-) 30.Be2 (30.Rd8 Kd8 31.Be2 Ke7+/-) 30...Ne4 (30...Rh8 31.Bd3 Ke6 32.Rd2+/-) 31.Rd8 Kd8 32.f3 gf3 33.gf3 Nd6 (33...Ng5 34.Kc3+-) 34.Kd3 Ke7 35.e4 (35.Kd4 Nf7+-) 35...Kf6 36.Kd4 fe4 37.fe4 Nf7 38.Bg4 b6 (38...Ke7 39.c5+-) 39.Bc8 a5 40.Bb7 (better 40.ba5 ba5 41.Kc5+-) 40...ab4+/- 41.ab4 Nd8 (41...Ne5 42.c5 b5 43.Bc8+/-) 42.Ba8 (42.e5 Ke7 43.Bc8 Nf7+-) 42...Ke6 (better 42...Ne6!? 43.Ke3 c5+/-) 43.b5+- c5 (43...cb5 44.Bd5 Kf6 45.e5 Kg7 46.cb5+-) 44.Ke3 Ke5 45.Bd5 Kf6 46.Kf4 Ke7 47.e5 Kd7 48.Kf5 Ke7 49.Kg6 (better 49.Kg5 Ke8 50.Kf6+-) 49...Kf8?? (better 49...Ne6+-) 50.Kf6 Ke8 51.e6 Kf8 52.e7 Ke8 53.ed8Q (53.Bc6 Nc6 54.bc6 b5 55.Ke6 b4 56.c7 b3 57.c8Q) 53...Kd8+- 54.Ke6 Kc7 55.Bc6 (55.Bc6 Kd8 56.Kd6 Kc8 57.Ke7 Kb8 58.Kd7 Ka7 59.Be4 Kb8 60.Kc6 Ka7 61.Bf5 Ka8 62.Kb6 Kb8 63.Kc6 Ka7 64.Kc7 Ka8 65.Bc8 Ka7 66.b6 Ka8 67.Bb7) 1-0. dannysmet (2015) - Eradasulo (2055), Rated Blitz game, lichess.org, 2020.

8.d3 Be6 9.a4 Nbd7 10.Nbd2 c6 11.b5 c5 12.Nb3 b6 13.a5 Qc7 14.Nfd2 g5 15.Bf3 Rab8 16.h3 Kh7 17.a6 Rg8 18.Nc1 g4 19.hg4 Ng4 20.Ne2 Ndf6 21.Ng3 h5 22.Bg4 Rg4= 23.Nf3 Rbg8 24.Nh2=+ R4g5 25.Nf3= Rg4 26.Nh2 ½–½. hal1958 – ian371, playchess.de, 2003.

8.d3 Be6 9.Nbd2 Nbd7 10.a3 Qe8 11.Qc2 g5 12.g3 (12.d4!? e4 13.Ne1+=) 12...Qg6 13.Kg2 Rf7 14.Rh1 Raf8 15.Rag1 Ng4 (15...c6 16.h3=) 16.Qd1 (16.d4!? e4 17.d5+=) 16...f4+= 17.Ne4?? (17.ef4 gf4 18.h3 Nf2 19.Kf2 fg3 20.Kg2+= (20.Rg3 Bh4 21.Nf1 Bg3 22.Ng3 Rg7=)) 17...fe3–+ 18.Ne5 (18.Rf1 Ndf6 19.Nfd2 ed2 20.Nf6 Nf6 21.Qd2–+) 18...Rf2 19.Nf2 Rf2 20.Kh3 Qh5 0–1. Fournier,Frederic (2175) – piroska (2185), Active (5/0), 2005.

8.d3 Be6 9.Nbd2 Nbd7 10.Rc1 c6 11.Qc2 Rc8 12.e4 fe4 13.Ne4 Ne4 14.de4 Qe8 15.Rfd1 g5 (15...Qg6 16.c5 dc5 17.Rd7 Bd7 18.Ne5=) 16.h3 Qf7 17.Bf1 (17.Rd2 h5 18.c5 g4 19.cd6 Bf6 20.hg4 hg4+=) 17...Qg6 (17...c5 18.b5+=) 18.Nh2 (18.c5 dc5 19.bc5 Rf3 20.gf3 Qf6+=) 18...Nf6 Black intends g4 19.f3 h5 Black plans g4 20.c5 dc5 21.bc5 Rcd8 (better is 21...Nd7!? 22.Bc4 Rcd8=) 22.Be5+/– g4 23.hg4 hg4 24.Rd8 Rd8 25.Bf6 (25.Bc4!? Bc4 26.Qc4 Kf8 27.Bf6 Qf6 28.Ng4+/–) 25...Bf6+= 26.e5 (better is 26.Bc4!? Bd4 27.Kf1+=) 26...Qc2+= 27.Rc2 Be5 28.fg4 Bh2 (better is 28...Bd4!? 29.Kh1 Kg7–/+) 29.Kh2= Bg4 30.Bc4 Kg7 31.Rb2 Rd7 32.a4 Kg6 33.Kg3 Kg5 34.a5 a6 35.Rb3 Re7 36.Bg8 Bh5 37.Bh7?? (better is 37.Rc3=) 37...Rh7–+ 38.Re3 Kf5 39.Rd3 (39.Re1 Rg7 40.Kh3 Kf4–+) 39...Ke4 40.Rd6 Rg7 41.Kh4 Be2 42.Re6 Kd3 43.Rd6 Kc4 44.Re6 Rg2 45.Re7 Kc5 46.Rb7 Bb5 47.Kh3 Rg6 48.Re7 Kb4 49.Kh4 c5 50.Kh5 Rc6 51.Re4 c4 52.Kg5 Kb3 53.Kf5 c3 54.Re1 c2 55.Ke5 Kb2 Black prepares the advance c1 56.Kd5 c1Q 57.Rc1 Rc1 58.Kd4 Kb3 59.Kd5 Kb4 60.Kd4 Rd1 61.Ke3 Ka5 62.Ke4 Kb4 63.Ke3 a5 64.Ke4 a4 65.Ke5 a3 66.Ke6 a2 67.Ke7 a1Q 68.Ke6 Qd4 69.Kf5 Qf2 70.Ke4 Re1 71.Kd5 Qd2 0–1. annamar (1705) – denisgov (1720), internet, 2012.

8.d4 e4 9.Nfd2 c6 10.a4 d5 11.b5 Nbd7 12.Nc3 Qe8 13.Qb3 Qf7 14.a5 Rb8 15.f4 ef3 16.Nf3 Qe6 17.Na4 Ne4 18.cd5 cd5 19.Ne5 Ne5 20.de5 Nd2 21.Qc3 Nf1 22.Rf1 Bd7 23.Nc5 Bc5 24.Qc5 b6 25.ab6 ab6 26.Qd4 Rbc8 27.Bd1 Bb5 28.Rf4 Rc4 29.Qd2 Rf4 30.ef4 Bc4 31.Ba3 Rc8 32.Bd6 b5 33.Qb4 d4 34.Bf3 d3 35.h3 Bd5 36.Qb5 Bf3 37.gf3 d2 0–1. brother – kather (1635), internet, 2013.

8.d4 e4 9.Nfd2 c6 10.f3 d5 11.cd5 cd5 12.fe4 Ne4 13.Ne4 fe4 14.Rf8 Qf8 15.Nc3 Be6 16.b5 Nd7 17.Qb3 Nb6 18.Ne4 Qf5 19.Ng3 Qg6 20.a4 a6 21.ba6 Nc4 22.Bc4 dc4 23.Qb7 Re8 24.a7 Bh4 25.a8Q Ra8 26.Qa8 Kh7 27.Qe4 Bg3 28.Qg6 1–0. bauska18 – markoni72, internet, 2014.

8.d4 e4 9.Nfd2 d5 10.c5 c6 11.a4 Qc7 12.b5 f4 13.Ra3 Bf5 14.a5 Nbd7 15.a6= ba6 16.bc6 Qc6 17.Ra6 Qc7 18.Nc3 f3 19.gf3+= Bh3 20.f4?? Bf1–/+ 21.Bf1 Rf7 22.Qb3 Rb8 23.Qa2 Qb7 24.Nd5?? Qb2?? 25.Ne7+/– Kf8 26.Ng6 Kg8+– 27.Qa4?? Qd2–+ 28.c6? Rb2 29.Kg2 Qf2 30.Kh3 Qf1 31.Kh4 Rh2 32.Kg3 Rg2 33.Kh4 Qh1# 0–1. toll (1645) – achileus (1895), ICC, 2003.

8.d4 e4 9.Nfd2 g5 10.f4 g4 11.Nc3 c6 12.a4 d5 13.Qb3 White intends b5 13...Be6 14.Ba3 Nbd7 15.b5 Kh7 16.Rfc1 Ba3 17.Qa3 Rf7 (17...Rc8 18.a5+=) 18.bc6+/– bc6 19.Qd6 Qe7? (better is 19...Nf8!? 20.Qc6 dc4+/–) 20.Qc6+– Rg8?? (20...Nb6 21.c5 Rc8+–) 21.cd5 (21.Nd5?! Bd5 22.cd5 g3 23.hg3 Nb6+–) 21...Bd5 22.Nd5 Nd5 23.Qd5 Nb6 24.Qc5 Qh4 25.a5 Rc8 26.Qb4 Rc1 27.Rc1 Nd5 28.Qb3 Rd7 29.Nf1 h5 30.Bc4 Nf4 31.ef4 Rd4 32.g3 Qh3 33.Qe3 Rd7+– 34.Be6 1–0. carocan (1775) – dzyno, internet, 2013.

7.0-0 Kh8

8.a4 Be6 9.Na3 a6 10.b5 c6 11.d4 ed4 (11...e4 12.Ng5 Bd7 13.bc6 Nc6 14.d5+=) 12.Nd4+/- Bg8 (12...Qd7!?+/-) 13.Nf5 Ne4?? (13...Be6 14.Nd4 Bf7 15.bc6 Nc6 16.Rc1+/-) 14.Ne7 (14.Bg7) 14...Qe7+/- 15.Bf3 Ng5 16.Be2 (16.Bg4 Nd7+/-) 16...Nd7 (16...Ne4 17.b6 Nd7+/-) 17.Qc2 cb5 18.ab5 ab5 (18...Nc5 19.b6+/-) 19.Nb5+- Ra1 20.Ra1 Nc5 21.Rd1 Nge4 22.f3 Qg5? (better 22...Ng3 23.Bg7! Kg7 24.Qc3 Rf6 25.hg3 Kf8+-) 23.fe4 (better 23.Bd4 Nf6 24.Nd6+-) 23...Qe3= 24.Kh1 Ne4 25.Bf3?? (better 25.Bd4 Nf2 26.Kg1 Nh3 27.Kh1 Nf2 28.Kg1 Nh3 29.Kh1 Nf2=) 25...d5 (better 25...Nf2 26.Qf2 Qf2-+) 26.Be4 (better 26.Bd4!? Qg5 27.Nc7 Qf5+-) 26...de4 (26...Qe4 27.Qe4 de4 28.Nd6+-) 27.h3 (27.Bd4!? Qf4+-) 27...Rf2 28.Qc3 Threatening mate... how? 28...Qg5 29.Qg7?? (better 29.Rg1+-) 29...Qg7+= 30.Bg7 Kg7 31.Nd6 e3 (31...Re2 32.Kh2=) 32.Re1 e2 33.Kg1 Rf6 (better 33...Rf4!? 34.Re2 Bc4 35.Re7 Kg6 36.Nc4 Rc4 37.Rb7 h5+/-) 34.Ne8+- Kf7 35.Nf6 Kf6 36.Re2 Bc4 37.Rf2 Kg6 (37...Ke5 38.Rf8+-) 38.Rb2 b5 39.Kf2 Kf5 40.g3 (40.Ke3 Kg5+-) 40...h5 (40...Ke4!?+/-) 41.Ke3+- Ke5 (41...Kg5 42.Rb1+-) 42.Rc2 (42.g4 hg4 43.hg4 Kf6+-) 42...Kf5 43.Rf2 Ke5 (43...Kg6 44.Rf4+-) 44.Rf8 b4 (44...Be6 45.Rb8 Bc4 46.g4+-) 45.Rb8 (45.Rf4!? Kd5+-) 45...b3 46.Rb4 Bd5 47.Kd3 Kf5 48.Kc3 Be6 49.Rb5 (49.Rb3?! Bb3 50.Kb3 Ke4=) 49...Kg6 50.Rb6 (50.Rb3?! Bb3 51.Kb3 Kf5=) 50...Kf5 (better 50...Kf7+-) 51.Rb5?? (better 51.g4!? hg4 52.hg4 Kf6 53.g5 Ke7+-) 51...Kg6 52.Rb3?? (52.Re5 Bf7+-) 52...Bh3?? (better 52...Bb3 53.Kb3 Kf5=) 53.Rb6 Kg5 54.Rb4 Bg4 55.Kd2 Kf5 56.Ke3 Ke5? (better 56...Bd1+-) 57.Rb5 Kf6 58.Kf4 Kg6 59.Rb6 Kf7 60.Kg5 Ke7 61.Rh6 Kf7 62.Rh7 Ke6 63.Rh5 The passed pawn on g3 quickly leads to threats 63...Bh5 (63...Bf3+-) 64.Kh5 Kf7 65.Kh6 Kf6 66.g4 Kf7 67.g5 Kg8 68.Kg6 Kh8 69.Kf7 Kh7 70.Kf6 (better 70.g6 Kh6 71.Kf6+-) 70...Kg8= 71.g6 The mate threat is g7 71...Kf8 72.Ke6 Kg7 73.Kf5 Kg8 74.Kf6 Do you see the mate threat? 74...Kf8 75.Kg5 Threatening mate: Kf6 75...Kg7 76.Kh5 Kg8 ½-½. dodi65 (2045) - maulwurf (2015), Rated Blitz game, lichess.org, 2014.

8.Nc3 c6 9.d4 e4 10.Nd2 Be6 11.a4 Bg8 12.b5 Nbd7 13.a5 d5 14.a6 ba6 15.bc6 Nb6 16.cd5 Nfd5 17.Nd5 Bd5 18.Rc1 Rc8 19.Ba6 Rc6 20.Rc6 Bc6 21.Nc4 Nc4 22.Bc4 Qb6 23.Qc2 f4 24.d5 Bb5 25.Bb5 Qb5 26.Rd1 fe3 27.fe3 Qb6 28.Bd4 Qd6 29.Qa2 a6 30.Qc2 Qg6 31.Ra1 Bd6 32.Qc3 h5 33.Ra6 Bh2 34.Kh2 Qa6 35.Bg7 Kg8 36.Bf8 Kf8 37.Qe5 1–0. brother (1640) – ssppss, internet, 2013.

8.Nc3 e4 9.Ng5 =.

8.Nc3 Be6 9.d4+= e4 10.Ng5 Bg8 11.f3 h6 12.Nh3 c6 13.Nf4 Bf7 14.d5 Qb6= 15.Qd2 Nbd7 16.b5 Ne5 17.Rac1 c5 18.a4 Rae8 19.a5 Qd8 20.Rfd1 ef3= 21.gf3 Nh5 22.Ne6+= Be6 23.de6 f4 24.e4 Rf6 25.Nd5 Re6 26.b6 ab6 27.ab6 Rg6 28.Kh1 Qc8 29.Rg1 Ng3! 30.Rg3 fg3 31.Be5? de5–+ 32.Ne7 (32.Rg1 Bg5 33.Qc3 gh2–+) 0–1. Hartzell,O – Johansson,Toni, Stockholm op2, 1992.

8.Nc3 Be6 9.d4 e4 10.Ng5 Bg8 11.Nh3 Nc6 12.b5 Na5 13.d5 b6 14.a4 Nb7 15.Nf4 Nc5 16.Ba3 Nfd7 17.f3 g5 18.Ne6 Ne6 19.de6 Be6 20.fe4 fe4 21.Ne4 Rf1 22.Qf1 Qf8 23.Bb2 Kg8 24.Qf8 Rf8 25.Rf1 Rf1 26.Kf1 Kf7 27.Bd4 h6 28.h3 Nf6 29.Bf6 Bf6 30.Kf2 Bf5 31.Bd3 Ke6 32.g4 Be4 33.Be4 Bc3 34.Kf3 Ke5 35.Bd3 d5 36.cd5 Bd2 37.Bc4 Bc1 38.e4 Bf4 39.Be2 Kd4 40.h4 Ke5 41.hg5 hg5 42.Bd1 Kd4 43.Bc2 Kc3 44.Bd1 Kd2 45.Bb3 Kc3 46.Bd1 Kd2 47.Bb3 Kc3 48.Bd1 ½–½. emeryt85 – wiking49 (1625), internet, 2013.

8.d3 a5 9.b5 c6 10.Nc3 Nbd7 11.d4 e4 12.Ng5 Nb6 13.Rb1 =.

8.d3 e4 9.Ng5 Nc6 10.b5 ed3 11.Qd3 Ne5 12.Qc2 Nfg4 13.Nh3 =.

8.d3 Be6 9.Qc2 Nbd7 (9...a6 10.Nc3=) 10.Nbd2 Ng4 11.d4 (11.h3!? Nh6 12.c5+=) 11...e4= 12.Ne1 Nh6 (12...d5 13.h3 Ngf6 14.c5=) 13.d5 Bg8 14.f3 ef3 15.Nef3 Bf6 16.Nd4 Qe7 17.Rf3 Ne5 18.Rh3 Neg4 19.Nf1 g6 20.Re1 Rae8 (20...a5 21.b5=) 21.Bd3 (21.Qa4!?=) 21...Qg7+= 22.Rg3?? (better is 22.Be2!?+=) 22...Ne3! 23.Ne6?? (23.Ree3 f4 Double attack (23...f4 Decoy; 23...Bd4 Remove defender); 23.Ne3 f4 Double attack (23...f4 Decoy; 23...Bd4 Remove defender); 23.Rge3 Bd4 Double attack (23...Bd4 Decoy; 23...Bd4 Remove defender)) 23...Nc2 (23...Bb2?! 24.Ng7 Nc2 25.Re8 Re8 26.Ne8 Nb4 27.Be2 Na2 28.Nd2–/+) 24.Ng7 Re1 (24...Ne1?! 25.Bf6 Re5 26.Be5 de5 27.Ne6 Be6 28.de6–/+; 24...Bb2?! 25.Re8 Bd4 26.Kh1 Re8 27.Ne8 Nb4 28.Bb1–/+; 24...Bg7?! 25.Re8 Re8 26.Bg7 Kg7 27.Bc2–+) 25.Bc2 (25.Bf6 Rf6 26.Bc2 Kg7–+) 25...Kg7 (better is 25...Bb2 26.Kf2 Rc1 27.Bd3 Bd4 28.Ke2 Kg7 29.h3–+) 26.Kf2 (26.Bf6 Kf6 27.Rd3 Rc1–+) 26...Rfe8 27.Bb3 (27.Bf6 Kf6 28.Bd3–+) 27...Ng4 (27...Ng4 28.Rg4 R8e2 29.Kg1 fg4 30.Bf6 Kf6–+) 0–1. Pfueller,Volker (1795) – Rickers,Gerd (2150), Schleswig Holstein–ch Seniors, 2009.

8.d3 Be6 9.Nc3 a5 10.b5 Nbd7+=.

8.d3 Be6 9.Nbd2 Nbd7 10.Qc2 Qe8 11.Rfe1 (11.Ng5 Bg8=) 11...h6 (11...Qg6 12.Nb3=) 12.a4 Bg8 13.Nf1 (13.a5 a6+=) 13...Bh7 (13...a5 14.b5=) 14.d4 (14.a5 a6+=) 14...f4 15.Qb3 e4 16.N3d2 fe3 17.Qe3 (17.Ne3 c6+=) 17...d5= 18.b5 dc4 19.Nc4 (19.Qh3 c3 20.Bc3 Nd5=) 19...Bb4 20.Rec1 Nd5 21.Qb3 (21.Qg3 Nf4 22.Bg4 Nd3=) 21...Qf7=+ 22.Qg3 Nf4 23.Qe3 Be7 (23...Qg6 24.Ng3=+) 24.Ba3 Rae8 25.Be7 Re7 (worse 25...Ne2 26.Qe2 Re7 27.Na5+=) 26.Ng3? (better 26.a5=) 26...Nd5–+ 27.Qd2 (27.Qa3 Qf2 28.Kh1 c6–/+ (worse 28...Qd4 29.Rd1 Qc3 30.Rd5 Qa3 31.Ra3+–)) 27...Qf2 28.Kh1 Nf4 (28...e3 29.Qa2 Nf4 30.Bf3 Qa2 31.Ra2–+) 29.Bf1? (better 29.Ne3 Ne2 30.Ne2=+) 29...Qd2–+ 30.Nd2 e3 31.Re1 (better 31.Nf3 Nf6 32.a5–+) 31...Rfe8 32.Nc4 e2 33.Kg1 (33.Ne2 Ne2 34.Be2 Re2 35.Ne5 Re1 36.Re1 Ne5 37.de5–+) 33...Bd3 (worse 33...ef1B 34.Re7 Re7 35.Rf1–+; worse 33...ef1N 34.Re7 Re7 35.Rf1–+; worse 33...ef1Q 34.Rf1 g5 35.Na5–+) 34.Ne5 (34.Na5 ef1Q 35.Rf1 Bf1 36.Rf1 Rf8 37.Nb7 h5–+) 34...Ne5 35.de5 Re5 36.Be2 Ne2 (36...Re2?! 37.Ne2 Ne2 38.Kf2 Rf8 39.Ke3–+) 37.Ne2 Re2 38.Re2 Re2 39.Rd1 (39.g4 Be4 40.h3 c5–+) 39…Be4 0–1. Dias,Jose Oliveira Gaspa (1670) – Frois,Antonio (2275), 17th Profigaia Open, 2017.

8.d3 Qe8 9.Nbd2 Be6 10.Ng5 Bg8 11.f4 ef4 12.ef4 h6 13.Nh3 a5 14.b5 Nbd7 15.Bf3 Nc5 16.Nb3 d5 17.Nd4 Qd7 18.Qc2= Rad8 19.Kh1 Bd6 20.Rad1 Rde8 21.Rfe1 Ng4 22.Bc1 c6 23.Qc3 Ne6 24.Ne6+= Bb4?? 25.Nf8+– Bc3 26.Nd7 Be1 +–. Mastny,T – Zavodny,Z, Veletrzni turnaj rapid, 1978.

8.d3 Kg8 9.Nc3 a6 10.a3 a5 11.b5 Nbd7 12.Qc2 Qe8 13.d4 +=.

7.Qb3 Kh8

8.Nc3 c6 9.d4 e4 10.Nd2 Nbd7 11.d5 Ne5 12.h3 Bd7 13.a4 White intends b5 13...Rc8 14.dc6 Bc6 15.b5 Bd7 16.Nd5 Nd5 17.cd5 Bg5 18.0-0 b6 19.Rac1 Qe7 20.Rfd1 Qf6 (20...Bf6 21.Bd4=) 21.f4 (better is 21.Qb4!?+/–) 21...ef3= 22.Nf3 Nf3 23.Bf3 Qh6 24.Rc8 (24.Bd4 Bf6 25.Qb4 Be5=) 24...Rc8 (24...Be3 25.Kh2 Rc8 26.Rf1–/+) 25.e4 (better is 25.Bd4=) 25...Be3 26.Kh2 Qf4 27.Kh1 fe4 28.Be4? (28.Rf1 Bh3 29.gh3 ef3 30.Qd1–+) 28...Qe4 29.Re1 (29.Qd3 Qa4 30.Ra1–+) 29...Bh3 30.Re2 Bg2! 31.Rg2 (31.Rg2 Qh4 Mate attack) 31...Qh4 32.Rh2 Qe1 (32...Rc1 33.Bc1 Qe1 34.Kg2 Qf2 35.Kh3 Qf3 36.Kh4 g5) 33.Kg2–+ Qf2 34.Kh3 Qf5 35.Kg2 Qg4 36.Kf1 Rf8 37.Ke1 1–0. emeryt85 – livcom, internet, 2013.

8.c5 Qe8 9.Bc4 Qg6 10.Nh4 (10.cd6 A) < 10...Qg2 11.Rg1 Qf3 12.de7+/–; B) 10...Bd6?! 11.Ne5 (11.Be5?? Qg2 12.Rg1 Qf3–+) 11...Qg2 12.Rf1=; C) 10...cd6 11.0-0 e4=) 10...Qh5 11.g3 (11.Nf3 Nc6=+) 11...f4 12.ef4 ef4 13.Nc3 (13.d4 a5 14.Be2 Bg4–/+) 13...Nc6 (13...dc5 14.Ne2–/+) 14.Ne2 Ne4 (14...dc5 15.Nf4 Qe8 16.0-0 cb4 17.Qd3=+) 15.f3=+ Bh4 (15...Ng3 16.hg3 fg3 17.0-0-0 (< 17.Ng3 Bh4 18.0-0-0 Qh6=+) 17...Bh4 18.Qc3+=) 16.fe4–/+ f3 17.gh4 f2 18.Kd1 f1Q 19.Rf1 Rf1 20.Kc2 Ra1 21.Ba1 Bg4 22.Qg3 Ne5 23.Nf4=+ Bd1 24.Kc1= Qf3 25.Qg5?? Rf8?? 26.Ne6= Rg8 27.Nd4?? Qh1–+ 28.Bg8 Be2 29.Kb2–+ Nd3 30.Kc2 Qc1 31.Kb3 Bd1 32.Nc2 Qc2 33.Ka3 Qc1 (33...Qc1 34.Bb2 Qb2#; 33...Qa4#) 0–1. Althoff,Guntram (2140) – Rack,Matthias (2060), Hessen–ch VM, 2004.

9.d3 c5 10.b5 e4 11.de4 fe4 12.Nfd2 Bf5 13.Nc3 Qe8 14.Rad1 Qg6 15.g3 Bh3 16.Rfe1 Qf5 17.Bf1 Bf1 18.Rf1 Qh5 19.Qc2 Ng4 20.h4 Bh4 21.gh4 Qh4 0–1. bauska18 – fabianek64, internet, 2014.

7.Nc3 c6

8.0-0 Be6 9.d3 h6 10.Rc1 Nbd7 11.b5 c5 12.Qb3 e4 13.Ne1 Qc7 14.h3 d5? (better is 14...Nb6=) 15.cd5+/– Bf7 16.de4 Ne4 17.Ne4 fe4 18.Qc4 Bf6 19.Ba3 Qa5 20.Nc2 (worse is 20.Bc5 Rac8 21.Qe4 Nc5–/+) 20...Rac8 21.Bg4 Nb6 22.Qe4 Bd5 23.Be6 Be6 24.Qe6 Kh8 25.Qb3 c4 26.Qb4 Qb4 27.Bb4 Rfd8 28.Rfd1 Bb2 29.Rb1 c3 30.Nd4?? (better is 30.Rd4!?+=) 30...Na4 (30...c2 31.Nc2 Rd1 32.Rd1 Rc2 33.Kf1–/+) 31.Nc2 Rd1?? (better is 31...Rd2 32.Na1 Rd1 33.Rd1 Ba1 34.Ra1 c2–/+) 32.Rd1+/– Rc4? (32...Nb6 33.Kf1+/–) 33.a3 (33.Rd7 a6+–) 33...a6 (better is 33...Nb6!?+/–) 34.ba6+– ba6 35.Rd4 (better is 35.Rd6!? a5 36.Ba5 Ba3 37.Na3+–) 35...Rc6 36.Kf1 Nb6 37.Rd6 Rd6 38.Bd6 Nc4 39.Bb4 a5 40.Bc5 Nd2 41.Ke2 Ne4 42.Be7 Nd2 43.f3 Nc4 44.Kd3 Ne5 45.Kd4?? (better is 45.Ke4 Ng6 46.Bc5+–) 45...Nc6–/+ 46.Kc4 Ne7 47.Kb5 Kg8 48.Ka5 Nd5 49.e4 (49.e4 Nf4 50.a4–/+). andrus9 – losi61, internet, 2013.

8.0-0 h6 9.h3 Nbd7 10.Nh4 Nb6= 11.Ng6 Rf7 12.Ne7 Qe7= 13.d4 e4 14.d5 Nbd7 15.c5 dc5= 16.d6 Qe6 17.bc5 +=. Haaz,Guillermo – Baltazar Pineda,Rafael (2160), Fide Mercenarios–D, 1999.

7.d3 Nbd7

8.0-0 Ng4 9.Nc3 b6 10.h3 Ngf6 11.Ng5 Nb8 12.f4 h6 13.Nf3 Nbd7 (better 13...ef4!? 14.ef4 d5=) 14.Nh4+/- Nh7? (better 14...ef4!? 15.Bf3 Rb8 16.ef4 d5+/-) 15.Ng6 Rf6 16.Ne7 Qe7 17.Nd5 Qf7 18.Nf6 Ndf6 (18...Nhf6 19.fe5 Ne5 20.a4+-) 19.fe5 de5 20.Be5 Bb7 (20...Qe7 21.Bf3 Rb8 22.d4+-) 21.Bf3 (21.Rf5 Rf8+-) 21...Bf3 (21...c6 22.c5+-) 22.Qf3 (22.gf3?! Re8 23.f4 Nd7 24.Bc7 Re3+-) 22...g6 (22...Re8 23.Bd4 g6+-) 23.Qa8 (23.Qa8 Qe8 24.Qe8 Ne8 25.e4 fe4 26.de4+-) 1-0. steveberkley (2370) - bobby fissure (2200), ChessWorld.net, 2017.

8.Qb3 Kh8 9.Nbd2 e4 10.de4 fe4 11.Ng5 Ne5 12.Be5 de5 13.Rd1 Qe8 14.Nde4 (14.Nge4 Qg6 15.Ng3 a5+/–) 14...Ne4 (14...Qg6!? 15.Bf3 Bf5 16.Nf6 Bc2–/+) 15.Ne4+= Be6 16.a3 Qf7 17.Qc2 (better is 17.0-0!?+/–) 17...a5= 18.0-0 ab4 19.ab4 Bb4 20.Ng5 Qg8 (20...Qf5 21.Qf5 Bf5= (21...Rf5?? 22.Ne6 Rf7 23.Nd8+–)) 21.Qe4 (21.Bd3 g6 22.Qb2 Be7 23.Qe5 Bf6 24.Qe6 Bg5 25.Qe5 Bf6 26.Qc7 Qf7 27.Qf7 Rf7+–) 21...h6 (21...c6!?+=) 22.Ne6+/– Qe6 23.Bd3 Kg8?? (better is 23...g6+/–) 24.c5+– (24.Qb7?! Rab8 25.Qe4 Kf7+–) 24...b5 (24...Qc6 25.Qb4 Kh8 26.Qe4 Qe4 27.Be4+–) 25.Bb5 Qf6 26.f4 (26.Qb4 Kh8+–) 26...ef4 (26...Ba3 27.fe5 Qg5+–) 27.Rf4 Qf4 28.ef4 (28.Qf4?! Rf4 29.ef4 Bc5 30.Kf1 Rb8 31.Bc4 Kf8=) 28...Bc5 29.Kf1 Bd6 30.g3 g5 (30...Ra5+–) 31.Qg6 Kh8 32.Qh6 (32.Qh6 Kg8 33.Bc4 Rf7 34.Qg6 Kh8 35.Bf7 gf4 36.Qh6; 32.Bd3 Rf4 33.gf4 gf4 34.Qh7) 1–0. Fournier,Frederic – Devaux,Frederic, Coupe, 1997. (=1.e3 d6 2.b4 e5 3.Bb2 f5 4.c4 Nf6 5.Nf3 Be7 6.Be2 0-0)

7.d4 e4

8.Nfd2 a5 9.b5 c6 10.a4 cb5 11.ab5 b6 12.Qb3 d5= 13.Ba3 dc4 14.Nc4 Be6 15.Be7 Qe7 16.Nbd2 Nbd7 17.0-0 Nd5 18.Qb2 N7f6 19.Na3 f4=+ 20.Bc4 f3 21.gf3= ef3 22.Nf3 Ne4 23.Rfc1?? Rf3–+ 24.Bf1 Qg5 25.Bg2 Bh3 26.Kf1 Qg2 (26...Qg2 27.Ke2 Re3 28.Kd1 Qf1 29.Kc2 Qd3#) 0–1. toll (1650) – Axves (1800), ICC, 2003.

8.Nfd2 c6 9.Nc3 d5 10.a3 Be6 11.cd5 cd5 12.0-0 Nbd7 13.Qb3 Rc8 14.f3 a6 (14...Bf7!?=) 15.fe4+= fe4 16.Nce4 Ne4 (16...de4 17.Qe6 Double attack (17.Qe6 Pinning; 17.Qe6 Deflection; 17.Qe6 Decoy); 16...Ne4 17.Ne4 Combination) 17.Ne4 Rf1 18.Rf1 Nf6 19.Nc5 Bc5 20.dc5 Ne4 21.Qd3 Qg5 22.Rf4 Rf8 23.Rf8 Kf8 24.Bf3 Qf5 25.Qd4 Nf6 26.h3 Kf7 27.a4 h5 28.b5 ab5 29.ab5 h4 30.c6 bc6 31.bc6 Ke8 32.Bc3 Kd8? (32...Qb1 33.Kh2 Qb8 34.Qe5 Qe5 35.Be5+–) 33.Ba5 (better is 33.Qh4 Qb1 34.Kh2 Qb8 35.g3+–) 33...Kc8?? (33...Ke8 34.Qh4 Qd3+–) 34.Qa7 (34.Qb6 Qb1 35.Qb1 Bh3 36.Qb7) 34...Qb1 35.Kf2 Qc2 36.Be2 Ne4 37.Kf3 Ng5= 38.Kf2 Ne4 39.Kg1 Qc6 40.Ba6 1–0. ognos – devino27, internet, 2013.

8.Nfd2 c6 9.d5 cd5 (9...Na6 10.a3+=) 10.cd5= Nbd7 (10...Nd5? 11.Bc4 Be6 12.Qb3+–) 11.Nc3 Ne5 12.0-0 Bd7 13.a4 Kh8 (13...Rc8!?+=) 14.Qb3= Qe8 15.Rfc1 Qg6 (15...Qf7=) 16.Qd1 (better is 16.Nb5!?+=) 16...Nfg4 (16...Nd3 17.Bd3 ed3 18.f3=) 17.h3 (17.Bg4 Ng4 (worse is 17...Qg4 18.Qg4 Ng4 19.Nb5+=; worse is 17...fg4 18.Nce4 Rac8 19.Be5 de5 20.b5+/–) 18.Ne2 Bh4+=) 17...Nf6 (17...Nf2 18.Kf2 f4 19.Nce4 Bh4 20.Kg1 Bh3 21.Qf1 fe3 22.Nf3 Nf3 23.Bf3–+) 18.Kh1 (18.Nc4 f4 19.ef4 Nd3 20.Bd3 ed3–/+) 18...Qh6 (18...Rac8 19.Qf1+=) 19.Qg1 (19.Nc4 Nc4 20.Bc4 f4 21.ef4 Bh3–/+) 19...g5 (19...Rac8!?–/+) 20.Qh2 (20.Nc4=) 20...Rg8 (20...Nd3 21.Bd3 ed3 22.Nb5+=) 21.g3?? (21.Nb5!? f4 22.Nc4 Nc4 23.Rc4+/–) 21...Rg6 (21...Rgc8 22.Nb3+=) 22.f4 (22.Nb5!? a6 23.Nc7=) 22...ef3+= 23.Nf3 (23.Nf3 g4 Double attack (23...g4 Decoy); 23.Bf3 g4 Double attack (23...g4 Decoy)) 23...Nf3 24.Bf3 g4 25.Bg2 Re8 (25...Qe3?? 26.Re1 Qb6 27.Re7+–) 26.e4?? (26.Nb5!? gh3 27.Bh3–+) 26...f4–+ 27.h4? (better is 27.hg4 Qg7 28.gf4–+) 27...Nh5 28.Ne2 Kg8 29.Bf1 (29.gf4 g3 30.Qg1 Nf4 31.Ng3 Bh4–+; 29.Nf4? Nf4 30.Rc7 Ne2–+) 0–1. Kamaletdinov,Farit (1950) – Alekseeva,Alena (1950), Astrakhan RUS, Open, 2012.

8.Nfd2 d5

9.b5 a6 10.ba6 Na6 11.Qb3 b6 12.Ba3 c5 13.0-0 Be6 14.Rd1 Bd6 =.

9.b5 c6 10.0-0 a6 11.bc6 Nc6 12.Nc3 Be6 13.c5 b5 14.Qb3 Qc7 =.

9.b5 c6 10.Ba3 Be6 11.Qb3 Ba3 12.Na3 Nbd7 13.0-0 Qa5 14.Rfd1 a6 =.

9.b5 c6 10.a4 Be6 11.Qb3 a6 12.bc6 Nc6=+ 13.c5 Qc7 14.Nc3 Bd8 15.0-0= Rb8 16.Ba3 f4 17.Nce4 Qe7 18.Nc3 Ba5 19.Bf3 Qd7 20.Rfd1 Ng4? 21.Bd5+– (21.Bd5 Bf7 22.Nf1 fe3 23.fe3 Bc3 24.Bf7 Qf7 25.Qc3 Qf2 26.Kh1=) 1–0. Drozd,Hans – Sternik,Ryszard, corr Poland, 1965.

9.b5 c6 10.g3 a6 11.a4 ab5 12.ab5 Ra1 13.Ba1 Qa5 14.Bc3=+ Bb4 15.Bb4+= Qb4 16.Qb3 Qb3 17.Nb3 b6 18.Nc3+= Be6 19.c5 Nbd7?? 20.cb6?? Nb6 21.Nc5 Kf7 22.0-0 cb5= 23.Bb5 Rc8 24.N3a4 Na4 25.Ba4 Rc7 26.Rb1 Nd7 27.Bd7 Bd7 28.Rb7 Rb7 29.Nb7 Kf6 30.f4 ef3 31.Kf2 Bc6 32.Nc5 Bb5 33.Kf3 g6 34.h4 h6 35.Kf2 ½–½. Melich,Jindrich (2140) – Cistjakova,Elena, Decin op–A, 1998.

9.b5 Be6 A) 10.Ba3 a6 11.Be7 Qe7 12.Qb3 ab5 13.Qb5 Nc6 14.Nc3 Nb4=+; B) 10.Qb3 a6 11.0-0 ab5 12.Qb5 b6 13.Nc3 c6 14.Qb3 Nbd7=; C) 10.0-0 a6 11.Qb3 ab5 12.Qb5 b6 13.Nc3 c6 14.Qb3 Nbd7=.

9.c5 c6 10.a4 g5 11.Qb3 f4 12.Nc3 Ng4 13.Bg4 Bg4 14.Nce4 fe3 15.fe3+/– Qc7 16.b5 Nd7 17.a5 Kh8 18.Nd6 Bd6 19.cd6 Qd8 20.e4 de4? 21.d5+– Nf6 22.Ne4 Re8 23.0-0 (23.0-0 Re4 24.Rf6+–; 23.Bf6 Qf6 24.Ra4 Qf4 25.Qc3 Kg8–+) 1–0. Levin,Anatoly – Dimitriadis,Michael (2090), Internet Section, 2004.

6.Be2 c6

7.0-0 0-0 8.d4 e4 9.Nfd2 d5 10.Qb3 =.

7.a4 0-0 8.Nc3 h6 9.0-0 Qe8 10.d4 e4 11.Nd2 Be6 12.b5 Bf7 13.a5 d5 14.a6 ba6 15.bc6 Nc6 16.Ra6 Nb4 17.Ra1 a5 18.c5 Bh5 19.Ba3 Be2 20.Qe2 Nc2 21.Ra2 Nb4 22.Rb2 Nd3 23.Rb3 Qg6 24.Rfb1 f4 25.ef4 Nf4 26.Qf1 N6h5 27.g3 Nd3 28.Nd5 Bg5 29.Ne4 Qe4 30.Nc7 Rf2 31.Qf2 Nf2 32.Na8 Nd3 33.Nc7 Be3 34.Kf1 Qf3 0–1. brother – patelnia111, internet, 2013.

7.Qb3 e4 8.Nd4= a5 9.ba5 0-0 10.0-0 =.

7.Qb3 Be6 8.d4 e4 9.Ng5 Bg8 10.Qd1 (10.0-0=) 10...d5 11.c5 Bf7 12.Nf7 Kf7 13.0-0 h5 (13...Rf8 14.a3+=) 14.f3 ef3 15.Rf3 g6 16.Nd2 Kg7 17.Rf1 (17.Qc2!?+/–) 17...Ng4= 18.Bg4 hg4 19.e4 Bg5 20.ef5?? (20.Qe1 fe4 21.Ne4–/+) 20...Be3–+ 21.Kh1 (21.Rf2 Qh4 22.Ne4–+) 21…Rh2!! (21...Rh2 22.Kh2 Qh4#) 0–1. Adams,Jonathan – Wright,Ian, AUS–ch maj Mingara, 1999.

7.Qc2 e4= 8.Nd4 c5 9.bc5 dc5 10.Nb3 Nc6 11.a3 0-0 12.d4 ed3 13.Bd3 Ng4 14.Nc3 Be6 15.0-0-0 (15.Rd1 Qe8=) 15...Nge5 Attacks the isolani on c4 (better is 15...Rc8+=) 16.Bf5?? (better is 16.Be2 Qe8 17.Nd5=) 16...Bf5–+ (worse is 16...Rf5 17.Rd8 Rd8 18.Rd1 Rd1 19.Nd1 Nc4 20.Qe4+=) 17.Rd8 Bc2 (17...Rad8?! 18.e4 Be6 19.Rd1 Rd1 20.Kd1=) 18.Ra8 Bb3 (18...Ra8?! 19.Kc2 Nc4 20.Rd1=) 19.Rf8 Bf8 20.Ne4 Nc4 21.Nd2 Nd2 22.Kd2 c4 23.f4 b5 24.g4 (24.e4 a5–+) 24...Kf7 25.h4 Be7 26.Rh2 (26.g5 a5–+) 26...a5 Black plans b4 27.h5 b4 28.ab4 ab4 29.h6 c3 (29...g6!? 30.Bg7–+) 30.Bc3 bc3 31.Kc3 Bd5 32.hg7 Kg7 33.Kd3 Bf6 34.g5 Nb4 35.Ke2 Be7 36.Rh6 Bf7 37.Rb6 Nd5 38.Rc6 Bg6 39.Kf3 Be8 40.Ra6 Bh5 41.Ke4 Nc3 42.Kd4 Ne2 43.Ke5 Ng3 44.Kd4 Nf5 45.Kd3 Bg6 46.e4 Nd6 47.f5 Nf5! 48.ef5 Bf5 49.Ke3 Bg5 50.Kf3 h6 51.Ra5 Kg6?? 52.Rf5= ½–½. Giesinger,Elias – Stijve,Theo (1665), Mureck AUT, 2014. (=1.Nf3 d6 2.b4 e5 3.Bb2 f5 4.e3 Nf6 5.c4 c6 6.Be2 Be7)

7.Nc3 Na6 8.b5 Nc7 9.a4 Bd7 10.0-0 0-0 11.d4 e4 12.Nd2 Qe8 13.f3 d5 14.fe4 fe4 15.cd5 (15.Ba3 Ba3 16.Ra3 Qg6=) 15...cd5 16.Rc1 Bd6 17.Qb3 Kh8 (17...Qg6 18.Nd5 Nfd5 19.Rc7 Rf1 20.Bf1=) 18.Ba3 Qe7 19.Bd6 Qd6 20.Na2 Ne6 21.Qb4 Qb4 22.Nb4 Rac8 23.Nb3 Rc1 24.Rc1 Rc8 25.Rc8 Bc8 26.a5 Nd8 (26...Nc7 27.Nc5+=) 27.Nc5+= Kg8 (27...Ne6 28.a6 ba6 29.ba6+/–) 28.h3 (28.Nd5!? Nd5 29.Bc4+/–) 28...Kf7+= 29.Bd1 Ke7 (29...Ne6 30.Bb3 Nc5 31.dc5+=) 30.Bb3+= Kd6. Hoegborg,Per_Goesta – Johansson, corr, 1989.

7.Nc3 e4 8.Nd4 =.

7.d4 e4 8.Nfd2 Nbd7 (8...d5 9.a3= (9.c5 0-0 10.0-0 b6 11.Qa4 Nfd7 12.Na3; 9.Qb3 Be6 10.0-0 Nbd7 11.b5 Qc7 12.c5) 9...a5 10.ba5 Qa5 11.0-0 0-0 12.Nc3; 8...a5 9.b5 cb5 10.cb5 0-0 11.0-0 Be6 12.Nc3; 8...0-0 9.0-0 (9.Qb3 Be6 10.Nc3 d5 11.0-0 Qc7 12.f3) 9...d5 10.a3 f4 11.Nc3 fe3 12.fe3) 9.Nc3 (9.0-0 d5 10.a3 Qc7 11.Nc3 a5 12.Qb3) 9...Nf8 (9...a5 10.b5= 0-0 11.0-0 cb5 12.Nb5; 9...0-0 10.0-0 Nb6 11.a4 d5 12.c5) 10.f3 (10.0-0 Ng6 11.b5 cb5 12.Nb5) 10...ef3 (10...d5 11.cd5 Nd5 12.Nd5) 11.Bf3 Ng6 (11...Qb6 12.a3) 12.0-0 0-0 13.Qc2 (13.Qa4 d5=) 13...d5 14.b5 Be6 15.a4 (15.bc6 bc6 16.Qa4 Rb8=) 15...Qc7 (15...dc4 16.bc6 bc6 17.Be2= (worse is 17.Bc6 Ng4 18.Rfe1 Qd6–/+)) 16.bc6 bc6 17.c5 (17.Ba3 dc4 18.Be7 Qe7 19.Bc6 Rac8=) 17...Ng4 18.Bg4 fg4 19.Ne2 (19.e4 g3 20.h3 de4=) 19...Bg5+= 20.e4 (20.Qd3 Rae8+=) 20...Be3–/+ 21.Kh1 Qe7 (21...Bd2 22.Qd2 de4 23.Nc3+=) 22.Ng3 (22.Bc3 de4 23.Ne4 Bd5=) 22...Bf4 23.Qd3 Qh4 24.e5 (24.Rae1 Rab8 25.Bc3 Bg3 26.Qg3 Qg3 27.Rf8 Rf8 28.hg3 de4 29.Ne4 Bd5=) 24...Bc8 (24...Rab8 25.Ba3+=) 25.Ra3 a5 (25...Rb8 26.Bc1+=) 26.Rf2 Rf7 27.Qe2 Ba6–+ 28.Qe1 Raf8 29.Kg1? Qg5 30.e6–/+ Rf6 31.Bc1?? Bg3–+ 32.Rg3 Rf2 33.Nf3 R2f3 34.Rf3 gf3 (34...gf3 35.Bg5 f2 36.Qf2 Rf2 37.Kf2 Kf8–+) 0–1. Krooss,Dietmar (1795) – Roth,Heinz Georg (1885), Schleswig Holstein–ch, 2001.

6.Be2 Be6

7.0-0 a5 8.b5 (8.Ng5 Bd7 9.b5 Ng4 10.Nf3 Nf6 11.d4 e4 12.Nfd2 0-0+=; 8.ba5 Bc8 9.d4 e4 10.Nfd2 0-0 11.Nc3 Nc6 12.f3 ef3=) 8...0-0 9.Nc3 Ne4 10.Nd5 a4 11.a3 Bf6 12.Nf6 Nf6+=.

7.0-0 Nbd7 8.d3 0-0 9.Nbd2 c6 10.a3 e4? (10...h6 11.Qc2=) 11.de4 (11.Ng5 Bf7+/–) 11...Ne4 (11...fe4 12.Nd4 Bf7 13.Qc2+=) 12.Ne4 (12.Nd4!? Rf6 13.Bd3+/–) 12...fe4+= 13.Nd4 Bf5? (13...Bf7 14.Bg4+=) 14.Nf5 (14.g4!? Bg6 15.Ne6 Qc8 16.Nf8 Qf8+–) 14...Rf5+/– 15.Qc2 Bf6 (15...d5 16.cd5 cd5 17.Bg4+/–) 16.Bg4 (better is 16.Qe4!? g6 17.Bf6 Qf6 18.Bg4+–) 16...Bb2+= 17.Qb2 Rf8 18.Bd7 (better is 18.Qd4!?+/–) 18...Qd7= 19.Rad1 Rf6 20.Qc2 Qf5 21.Rd4 d5 (21...Re8!?=) 22.cd5+/– cd5 23.Qc5 Rd8 24.Qa7 g5? (better is 24...Rg6 25.g3 Rh6+=) 25.Qb7+– g4 26.g3 (26.a4 Rf7 27.Qc6 Rf6+–) 26...h5 (26...Rh6 27.Qc7 Rf8+–) 27.a4 Rf7 28.Qc6 Rdf8? (28...Rf6 29.Qc7 Rc8+–) 29.Rd5 Qf3 (29...Rc8 30.Rf5 Rc6 31.Rh5+–) 30.Rh5 Qe3 (30...Rg7 31.Re5+–) 31.Re5 (31.Qg6 Rg7 32.Qe6 Rff7 33.fe3 Rh7 34.Qe8 Kg7 35.Qf7 Kh8 36.Rh7) 31...Rf2 (31...Qb3+–) 32.Qg6 Kh8 33.Rh5 (33.Rh5 Qh6 34.Rh6) 1–0. Fournier,Frederic (1735) – reygeneroso (1610), Active (5/0), 2005.

7.0-0 Ng4 8.d4 e4 9.Nfd2 +=.

7.0-0 h6 8.d3 0-0 9.Nbd2 Nc6 10.a3 a5 11.b5 Nb8 12.Qc2 b6 (12...Nbd7 13.d4 e4 14.Nh4+=) 13.a4 Nbd7 14.Nh4 Ng4 15.Ng6 Rf6? (better is 15...Rf7+/–) 16.Ne7+– Qe7 17.h3 Rg6 18.hg4 fg4 19.d4 Qg5 (19...Bf7 20.Bd3 Rf6 21.Ne4+–) 20.Ne4 Qf5 (20...Bf5 21.Ng5 Bc2 22.Bg4+–) 21.Bd3 Qh5 (21...Qf8+–) 22.Ng3 Rg5 (22...Qg5 23.Bg6 Rf8 24.Rad1+–) 23.Nh5 Rh5 24.g3 (24.Bh7!? Kh8+–) 24...Rf8 25.Kg2 Rg5 26.Be4 Kh8 27.c5! dc5 (27...bc5 28.de5 Combination; 27...dc5 28.d5 Combination) 28.dc5 Nc5 29.Ba3 Ne4 (29...Bb3 30.Qc1 Ne4 31.Bf8+–) 30.Qe4 (30.Bf8!? Bd5 31.Kg1 Kg8+–) 30...Rd8 31.Rad1 Rf8 (31...Rg8 32.Rh1 Rf5 33.Be7+–) 32.Bb2 (better is 32.Bf8 Kg8 33.Rd8 Rf5 34.Ba3 Kh7+–) 32...Bb3 33.Rd7 Re8 34.Qc6 Ba4 35.Rc7 e4 36.Qe8 Kh7 37.Qe4 Kg8 38.Qa4 Rf5 39.Qc4 Kh7 40.Rg7 Kh8 41.Rf7 Kg8 42.Rf5 Kh7 43.Qc6 h5 44.Rf7 Kg8 45.Ra7 h4 46.Qc8# 1–0. ourang – hrbacek (1615), internet, 2013.

7.a3 0-0 (7...Nfd7 8.d4 e4 9.Nfd2 0-0 10.Nc3 c6 11.d5 cd5 12.cd5 Bf7+=; 7...Bd7 8.0-0 (8.d4 e4 9.Nfd2 a5 10.b5 d5 11.0-0 Be6 12.Nc3 dc4+=) 8...e4 9.Nd4 0-0 10.Nc3 a5 11.b5 Re8 12.d3 c5+/–; 7...h6 8.d4 e4 9.Nh4 d5 10.Ng6 Rg8 11.Ne7 Qe7 12.Nc3 Nbd7+=) 8.d4 (8.0-0 Nfd7 (8...Bd7 9.d4 e4 10.Nfd2 a5 11.b5 Qe8 12.Nc3 Qg6+=; 8...e4 9.Nd4 Bd7 10.Nc3 c5 11.Nc2 Be6 12.d4 Na6+=) 9.d4 e4 10.Nfd2 d5 11.cd5 Bf7 12.Nc4 Nf6+=; 8.Nc3 Ne4 (8...a5 9.0-0 Ne4 10.Nd5 ab4 11.ab4 Ra1 12.Qa1 Nf6+=) 9.0-0 Nc3 10.Bc3 Nd7 11.Qc2 c6 12.d4 e4=) 8...e4 9.Nfd2 (9.Ng5 Bd7 10.0-0 a5 11.d5 Na6 12.Qd2 Ng4=) 9...d5 10.Nc3 (10.c5 Qe8 11.0-0 Qg6 12.Qb3 a6=) 10...c6 (10...a5 11.b5 Rf7 12.0-0 c6+=) 11.b5 (11.0-0 Qc7= (11...Nbd7 12.Qb3 Qc7=) 12.Qb3 Nbd7=) 11...Kh8 (11...cb5 12.cb5 Nbd7+=) 12.Qb3 (12.c5 b6=) 12...Qd7 (12...a6=) 13.c5 Qc8 14.bc6 bc6 (14...Nc6 15.0-0=) 15.Qa4 Nbd7 16.Ba6 (16.Na2 a5=) 16...Qc7 17.Ne2 Rfb8 18.Rb1 (18.Nf4 Bf7 (worse is 18...Rb2 19.Ne6 Qb8 20.Rc1+/–) 19.Qc2 Nh5 20.Nh5 Bh5=) 18...Nh5 (18...Bc5 19.Nf4 Bf7 20.Nh3–/+) 19.Bc3 (better is 19.Nc3!?=) 19...Rb1–/+ 20.Nb1 Rb8 (20...Bc5 21.Bb4 Bb4 22.ab4–/+) 21.Kd2 (21.Qc2 f4+=) 21...Nf8 (better is 21...Bc5!? 22.Rc1 Bd6–/+) 22.Ba5+= Qd7 23.Nbc3 Ng6 24.g3 ½–½. Schuenemann,Moritz – Trella,Thomas, GER–ch U12 Oberhof, 1999.

7.Qb3 b5 A) 8.Qc2 bc4 (8...Bc4 9.Bc4 bc4 10.Qf5 Qd7 11.Qc2 Qg4 12.0-0; 8...a5 9.Ng5 Bd7 10.cb5 h6 11.Nf3 ab4 12.Nh4) 9.Bc4 (9.0-0 Qd7 10.Bc4 Bc4 11.Qc4 e4 12.Nd4) 9...Bc4 10.Qc4 Qd7 11.d3 a5 12.b5; B) 8.Nc3 c6 (8...bc4 9.Bc4 d5 10.Be2 Nbd7 11.Bb5 Bd6 12.Bc6) 9.0-0 (9.a3 0-0 10.d3 Ng4 11.Qc2 bc4 12.dc4; 9.a4 bc4 10.Bc4 Bc4 11.Qc4 d5 12.Qb3; 9.d3 a5 10.Ng5 Bg8 11.a3 ab4 12.ab4) 9...a5 10.a3 0-0 11.Ng5 bc4 12.Bc4; C) 8.Na3 C1) 8...c6 9.Ng5 (9.0-0 a5 10.Ng5 Bg8 11.d4 ed4 12.ed4; 9.d4 a5 10.Ng5 Bg8 11.0-0 ed4 12.ed4) 9...Bg8 10.0-0 a5 11.d4 ed4 12.ed4; C2) 8...bc4 9.Bc4 (9.Nc4 0-0 10.0-0 Nbd7 11.Qc2 Rb8 12.Ng5) 9...d5 10.Bb5 c6 11.Be5 a5 12.Nd4; D) 8.0-0= D1) 8...a5 9.ba5 (9.a4 bc4 10.Bc4 Bc4 11.Qc4 ab4 12.Qb4) 9...c6 10.Ng5 Bg8 11.Qc2 bc4 12.Qf5; D2) 8...Nbd7 9.Nc3 (9.Ng5 Bg8 10.f4 e4 11.d3 h6 12.Nh3; 9.a4 bc4 10.Bc4 Bc4 11.Qc4 Rb8 12.b5) 9...Rb8 10.a3 bc4 11.Bc4 Nc5 12.Qa2; D3) 8...0-0 9.Rc1 (9.Ng5 bc4 10.Bc4 Bc4 11.Qc4 d5 12.Qc2) 9...c6 10.Ng5 bc4 11.Bc4 Bc4 12.Qc4.

7.Qb3 Nfd7 A) 8.0-0 A1) 8...Na6 9.d4 (9.Nc3 c5 10.bc5 Nac5 11.Qc2 0-0 12.d4) 9...Bf6 10.Nc3 0-0 11.Nd5 c6 12.Nf6; A2) 8...a5 9.ba5 Nc6 10.Bc3 Nc5 11.Qb2 Qc8 12.d4; A3) 8...c6 9.Nc3 b5 10.a3 a5 11.d4 bc4 12.Bc4; A4) 8...0-0 9.d4 Bf6 10.Nc3 a5 11.ba5 e4 12.Nd2; B) 8.d4 B1) 8...Bf6 9.d5 (9.0-0 0-0 10.Nc3 a5 11.ba5 e4 12.Nd2) 9...Bf7 10.0-0 0-0 11.Nc3 a5 12.a3; B2) 8...a5 9.de5 (9.ba5 e4 10.Nfd2 Nc6 11.Qb5 Na5 12.d5; 9.d5 Bf7 10.a3 c6 11.Nc3 ab4 12.ab4) 9...de5 10.0-0 a4 11.Qa3 Nc6 12.c5; B3) 8...e4 9.Nfd2 Bf7 10.0-0 d5 11.Nc3 Nf6 12.f3.

7.Qb3 Ng4 8.h3 (8.d4 e4 9.d5 ef3 10.gf3 Nf2 (10...Bd5 11.cd5 Nf6 12.Rg1) 11.Kf2 Bf7+= 12.Bd3; 8.0-0 0-0 9.d4 (9.Nc3 c6 10.d4 Qc7 11.d5 Bf7 12.Rad1; 9.h3 Nh6 10.d4 e4 11.Nfd2 d5 12.Nc3) 9...e4 10.Nfd2 d5 11.c5 Nf6 12.Nc3) 8...Nh6 (game ended here) 9.d4 e4 10.d5 ef3 11.Bf3 Bf7 12.Bg7 ½–½. Franke,Roland – Popielas,Hans, Bahn–chM, 1996.

7.Qb3 h6 8.d4 e4 9.Nh4 0-0 (9...Kf7!? 10.d5 Bd7=) 10.d5+= Bd7 11.Ng6 Rf7 12.0-0 Nh7 (12...a5!?+/–) 13.Ne7 Re7 14.c5 Be8 15.Bc4 (15.Na3 Bf7 16.cd6 cd6+–) 15...Bf7 (15...a5 16.Nd2+/–) 16.Nd2+– Nd7 17.f3 dc5 18.fe4 cb4? (better is 18...b5 19.Bb5 fe4+–) 19.Rf5 Nc5 (19...Ng5 20.Qb4 b5 21.Bb5+–) 20.Qb4 Ne4 (20...b6+–) 21.Ne4 Re4 22.Rf7! Kf7 (22...Kf7) 23.d6 Rc4 24.Rf1 Nf6 25.Qc4 Kg6 26.Qd3 (26.Qd3 Kf7 27.Qh7 Qd6 28.Bf6 Qf6 29.Qc2 Qf1 30.Kf1+–) 1–0. Valverde,Mario (2055) – Fares,Rodolpho,jr, CiF, 2008.

7.Qc2 0-0 8.0-0 Nbd7 (better is 8...Nc6!? 9.b5 Na5=) 9.Ng5+/– Bf7 10.Nf7 (10.Qf5 a5 11.a3 ab4 12.ab4 Ra1 13.Ba1 Bg6 14.Qe6 Kh8+/–) 10...Rf7+/– 11.Qf5 Nd5 12.Qc2 (12.Qh3!? Nb4 13.a3+/–) 12...Nb4+= 13.Qc3 Nc6 14.Bf3 (14.Qc1 Nc5+=) 14...Rf8 (14...Rf3!? 15.gf3 Qf8=) 15.d3 Bf6 (15...Rf3 16.gf3 Qe8 17.Nd2+=) 16.Qd2 Rb8 (16...Nc5 17.Nc3+=) 17.Nc3+/– Ne7 (17...Nc5 18.Ne4+/–) 18.Rab1 Nb6 19.Ba1 (19.Bg4 Nc6+/–) 19...c6 (19...Qd7 20.Ne4+/–) 20.Ne4+– Ng6 21.Qa5 Ra8 22.c5 dc5 23.Nc5 Qe7 24.a4 Rfb8 25.Qc3 Kh8 26.Be4 Nd5 27.Qc4 Nb6 28.Qc2 Nf8 29.a5 Nd5 30.Qc4 (30.Bf5+–) 30...Ne6? (30...b5 31.Qc2+/–) 31.Ne6 (better is 31.Nb7!? Ng5 32.Bd5 cd5 33.Qd5+–) 31...Qe6+/– 32.Rfc1 Nc7 (32...g6 33.g3+–) 33.Qc2 (33.Qe6 Ne6 34.h4 Kg8+–) 33...a6+/– 34.Qe2 g6 35.Qf3 (35.g3 Nb5+/–) 35...Nb5 36.Qg3 Bg7 (36...Re8 37.h4+=) 37.h4+/– Rg8 38.Rc5 Rae8 39.Rbc1 Nd6 40.Bf3 Nf5 41.Qh3 White prepares the advance h5 41...Bf6 42.h5 Nh4 43.Bg4 Qd6 44.g3 gh5 45.Bh5+– Ng6 46.Qf5 Re7 47.Kf1 Qe6 48.Bg6 Rg6 49.Qe4 Rg4 50.Qf3 Rg6 51.Kg2 Rh6 52.Rh1 Rh1 53.Kh1 Kg7 54.Kg2+/– Qd6 55.d4 ed4 56.Bd4 Bd4?? 57.Rg5+– 1–0. Mamuzic,Mirko (2250) – Janjusevic,Branislav (1945), Backa Topola, 2010.

7.d4 0-0 8.0-0 (8.de5 de5 9.0-0 e4 10.Nd4 Qd7 11.c5 Bf7 12.Nc3 a5+=; 8.Qb3 e4 9.Ng5 Bc8 10.0-0 a5 11.ba5 Nc6 12.c5 d5=) 8...e4 9.Ng5 Bd7 10.Nc3 c5 11.a3 Bc8 12.f3 Ng4+=.

7.d4 Qc8 A) 8.Qb3 e4 (8...a5 9.de5 de5 10.ba5 e4 11.Nd4 Bd7 12.Nc3 Na6+=; 8...ed4 9.Nd4 Nc6 10.Ne6 Qe6 11.Nc3 0-0-0 12.Nd5 Kb8+=) 9.Ng5 Bg8 10.Nc3 c6 11.0-0 d5 12.b5 h6=; B) 8.Nc3 0-0 (8...e4 9.Ng5 0-0 10.Ne6 Qe6 11.d5 Qf7 12.Nb5 Ne8+=) 9.Qb3 a5 10.b5 Nbd7 11.0-0 Re8 12.Ng5 Nb6+=.

7.d4 Bd7 8.de5 de5 9.c5 e4 10.Ng5 Kf8 11.Bc4 Qc8 12.Qb3 Qe8+/–.

7.Ng5 Bc8 A) 8.0-0 Ng4 (8...a5 9.Qa4 Bd7 10.b5 h6 11.Nf3 0-0 12.d4 e4+=; 8...0-0 9.d4 a5 10.b5 Ng4 11.Nf3 e4 12.Nfd2 Nf6+=) 9.Nf3 0-0 10.d4 e4 11.Nfd2 Nf6 12.f3 d5=; B) 8.f4 ef4 9.ef4 0-0 10.0-0 Ne4 11.Ne4 fe4 12.Nc3 Bf6=; C) 8.d4 ed4 (8...0-0 9.0-0 a5 10.b5 Ng4 11.Nf3 e4 12.Nfd2 Nf6+=) 9.Qd4 Nc6 10.Qd2 h6 11.Nh3 Be6 12.Nf4 Bf7=.

7.Ng5 Bd7 8.0-0 Ng4 (8...a5 9.b5 Ng4 10.Nf3 Nf6 11.Nc3 0-0 12.d4 e4+=) 9.Nf3 0-0 10.d4 e4 11.Nfd2 Nf6 12.Nc3 c5+=.

7.Ng5 h6?? 8.Ne6+– Qd7 (8...Qc8 9.Bh5 Kd7 10.Bf7+–) 9.Ng7 (9.Bh5 Nh5 10.Qh5 g6 11.Qg6) 9...Kf7 10.Nh5 Nc6 11.Nf6 Bf6 12.b5 Ne7 13.d4 Rag8 (13...Ke8 14.0-0+–) 14.Bh5 Ng6 (14...Kf8 15.de5 Bg7 16.Bc3+–) 15.de5 Be7 16.ed6 Bf6 17.Bf6 Rh7 (17...Kf6 18.Qd4 Kf7 19.Qa7 Qd6 20.Qb7 Qe5 21.Qd5 Kf6 22.Qe5 Ne5+–) 18.Qd5 Qe6 19.Bb2 (better is 19.Bg6 Kf6 20.Qe6 Ke6 21.Bh7 Rg7 22.dc7 Rc7 23.Bg8 Ke5+–) 19...Qd5 20.cd5 (20.cd5 cd6 21.Nd2+–) 1–0. rcm06 (1910) – raqitt, gameknot.com, 2012.

7.h3 0-0 A) 8.d4= e4 (8...a5 9.de5 de5 10.Qd8 Rd8 11.Be5 Bb4 12.Kf1 Ne8=) 9.Ng5 Bc8 10.d5 h6 11.Ne6 Be6 12.de6 Qc8=+; B) 8.0-0 a5 (8...e4 9.Nd4 Bd7 10.Qb3 a5 11.ba5 Nc6 12.Bc3 Qc8=; 8...Bc8 9.d4 e4 10.Nfd2 a5 11.b5 Qe8 12.Nc3 Qg6=) 9.b5 Qe8 10.Ng5 Bc8 11.Nc3 Qg6 12.f4 e4=.

7.h3 Nbd7 8.b5 (8.d4 a5 (8...e4 9.Ng5 Bg8 10.d5 Ne5 11.f4 ef3 12.Nf3 b5=) 9.b5 e4= (9...Ne4 10.Qc2 0-0 11.Bd3 Nf2 12.Qf2 e4=) 10.d5 ef3 11.de6 fe2 12.ed7 Qd7=; 8.0-0 a5 (8...Nb6 9.Qb3 e4 10.Nd4 Bd7 11.d3 c5 12.Nb5 Bb5=) 9.ba5 Ra5 10.d4 e4 11.Ng5 Bg8 12.Bc3 Ra8=; 8.Ng5 Bg8 9.d4 Nb6 10.c5 Nbd7 11.de5 de5 12.Nf3 Nd5+=) 8...0-0 (8...a6 A) 9.Ng5 Bg8 10.ba6 A1) 10...ba6 11.d4 (11.0-0=+ Rb8 12.Bc3 e4=+) 11...c6 12.Nd2 e4=+; A2) 10...Ra6 11.Nc3 Rc6 12.d4 h6=+; B) 9.ba6 Ra6 10.0-0 Nc5 11.d4 Na4 12.Bc3 e4=+; 8...c6 9.0-0 cb5 10.cb5 Nd5 11.Nc3 0-0 12.d4 e4=+) 9.Ng5= Bf7 (9...Nc5 10.d4 ed4 11.ed4 Nfe4 12.Ne6 Ne6=) 10.0-0 (10.Nf7 Rf7 11.0-0 c6 12.Nc3 Ne4=) 10...h6 (10...a6 11.Nf7 Rf7 12.d4= (12.ba6 Ra6=) 12...e4=) 11.Nf7+= Rf7 12.d4 Ne4 (12...e4 13.Nc3+=; 12...c5+=) 13.de5 de5 14.Bh5 Rf8 15.Nc3 (15.Qd5 Kh8+–) 15...Nc3 16.Bc3 Bd6 (16...c6!?+=) 17.Qd5+– Kh8 18.Qb7 Qg5 19.Be2 f4 20.ef4 Qf4 21.g3 (21.Qf3 Qh4 22.Qg4 Qg4 23.Bg4 Nf6+–) 21...Qf7 22.Qc6 Rae8 23.Rad1 Re6? (better 23...Nc5+–) 24.Bg4+– Re7 (24...e4 25.Be6 Qe6 26.Bd4+–) 25.Bd7 Rd7 26.Be5! Be5?? (26...Rfd8 27.Bd6 Rd6 28.Rd6 Rd6 29.Qa8 Kh7 30.Qe4 Kg8+–) 27.Rd7 (worse 27.Qd7 Qc4 28.Qe7 Rf5 29.Rd8 Kh7+–) 27...Qf5 28.Rd5 Qe4 (28...Qf6 29.Qf6 Bf6 30.Rd7+–) 29.Qc5 (better 29.Rd8! Qf5 30.Rf8 Qf8 31.Re1+–) 29...Bd6 30.Rd6 (better 30.Qa7 Qc4 31.Rfd1+–) 30...cd6 31.Qd6 Rf6 (31...Rc8 32.Rc1 Rc4 33.Rc4 Qc4 34.Qb8 Kh7 35.Qa7 Qb5 36.a4+–) 32.Qd5 Qc2 33.c5 Rf5 34.Qa8 Kh7 35.Qa7 Rc5 36.b6 Rb5 37.a4 Rb3 38.a5 Qb2 (38...Qc5 39.Qc7 Qc7 40.bc7+–) 39.Qc7 (better 39.Qa8 Qc2 40.Qd5+–) 39...Rc3 (39...Rb5 40.Qc1 Qc1 41.Rc1 Ra5+–) 40.Qe5 Qb3 (40...Qb4 41.Qf5 Kg8+–) 41.Qe4 Kh8 42.b7 1–0. Pitropakis,Kyriakos – Denivet,Axel (1830), Charleroi Belgium, 2006.

7.0-0 0-0

8.b5 a6 9.d4 ab5 10.cb5 =.

8.b5 Nbd7 9.d4 (9.Ng5 Bf7+=) 9...e4 (9...Ng4 10.Nc3=) 10.Ng5+= Bf7 11.Nf7 Rf7 12.Nc3 a6 (12...c6 13.Rb1+=) 13.a4 ab5 14.ab5 Ra1 15.Qa1 c5 16.Qa7 cd4 (16...Qc7 17.Ra1+=) 17.Qd4+/– Qb6 18.Ra1 Qd4 19.ed4 Kf8 (better is 19...Nb6!?+/–) 20.Ra7+– b6 21.Bc1 (better is 21.Ra8!? Ne8 22.Nd5+–) 21...Ke8+/– 22.Bf4 Nf8 (22...Rf8 23.Na4 h6 24.h4+/–) 23.Be3 (23.d5 Bd8 24.Rf7 Kf7 25.Bd6 Ng6+–) 23...Bd8+/– 24.Ra6 g6 (24...Ne6 25.d5 Nc5 26.Ra8+/–) 25.d5 N8d7 26.Na4 Nb8 27.Ra8 Rb7 28.Bf4 Kd7 29.f3 ef3 30.Bf3 Bc7 31.Nc3+– Ke7 32.Na2 Nfd7 33.Nb4 Nc5 34.Nc6 Nc6? 35.Bg5 Kf7 36.dc6 Rb8 37.Rb8 Bb8 38.Bd8 Ne6 39.Bb6 1–0. Kern – Merten, Hessen, 1984.

8.b5 Kh8 9.Nc3 Nbd7 10.d4 e4 11.Nd2 d5 12.a4 c6 13.Qb3 (13.c5 Qc7 14.Qb3 (14.f3 Rae8 15.Qb3 f4 16.fe4 fe3 17.bc6 Nc5=; 14.bc6 bc6 15.Rb1 Ng4 16.Bg4 fg4 17.Ne2 Rab8+=) 14...Bg8 (14...Bf7 15.a5 Nc5 16.dc5 d4 17.b6 Qc8=) 15.Rfb1 f4 16.a5 fe3 17.fe3 Nc5=; 13.bc6 bc6 A) 14.Rb1 c5 15.cd5 Nd5 16.Nd5 Bd5 17.Bc4 Nb6=; B) 14.Qc2 c5 15.cd5 Nd5 16.Nd5 Bd5 17.Bc4 Nb6=; 13.a5 Qc7 14.bc6 bc6 15.Ba3 Ba3 16.Ra3 c5 17.Nb5 Qb7=) 13...Bd6 (13...dc4 14.Bc4 Bc4 15.Qc4= (15.Nc4 Qc7 16.bc6 Ng4 17.g3 Qc6=) 15...Rc8 16.a5 Bd6 17.Rfc1 Ne8=) 14.c5 (14.bc6 bc6 15.Ba3 dc4 (15...Rb8 16.Qa2 Ba3 17.Qa3 c5=) 16.Nc4 (16.Bc4 Rb8= 17.Qc2 Bc4=) 16...Rb8 17.Qc2 Ba3=; 14.Ba3 Ba3 15.Qa3 Rc8 16.Qd6 Ne8 17.Qg3 dc4=) 14...Bc7 15.bc6 (15.Rab1 Rb8= 16.f3 ef3 17.Nf3 Qe7=) 15...bc6 16.Qb7? (better is 16.Qc2= f4 17.Rab1 Rb8+=; 16.f4 Rb8 17.Qc2 Ng4+=) 16...Rb8–+ 17.Qc6 Rb2 18.Qe6 Rd2 19.Qf5? (better is 19.Rad1 Rb2 20.Rb1–/+) 19...Ba5 20.Bb5? (20.Nd5 g6 21.Qg5 Nd5 22.Qd5 Re2 23.Rab1–+) 20...Bc3 21.Rac1 Ba5 (better is 21...Bb2 22.Rcd1 Rc2 23.f3–+) 22.c6 (22.Bd7 Qd7 23.Qd7 Nd7 24.Rb1–+) 22...Nb8 23.c7 (23.Rfd1 Rd1 24.Rd1 a6–+) 23...Bc7 24.Rc5 (24.Qh3 a6 25.Bc6 Ra2–+) 24...Bb6 (better is 24...a6 25.Qe6 ab5 26.Rb5–+) 25.Rcc1 a6 26.Bc6 Qd6 27.a5 (27.Ba8 Bc7 28.Qh3 Ra2–+) 27...Bd4 28.Ba4 Be5 0–1. Latapie,Vincent – Tastet,Florian, Mont de Marsan FRA, Open Noel, 2006.

8.Nc3 a5 9.b5 =.

8.Nc3 b6 9.d4+= e4 10.Ng5 Bc8 11.f3 h6 12.Nh3 d5 13.b5 dc4 (13...a6!?+=) 14.Bc4+/– Kh7 15.Nf4 (15.fe4 Ne4 16.Ne4 fe4 17.Rf8 Bf8+–) 15...a6 16.a4 (16.Ne6 Be6 17.Be6 g6+/–) 16...ab5 17.ab5 Ra1 18.Ba1 Bd6 19.Ne6 Be6 20.Be6 g6 (20...Bh2!? 21.Kh1 g6 22.Bf5 gf5 23.Kh2 c6+=) 21.fe4 fe4 22.Qb1 (22.Bc4 c6+=) 22...Qe7 (22...Bh2 23.Kh2 Qd6 24.Kh1 Qe6 25.Ne4+=) 23.d5+/– Bc5 (23...Be5 24.Rf2+/–) 24.Re1 (24.Nd1!?+/–) 24...c6+= 25.bc6 Nc6 26.Ne4 (26.dc6 Theme: Deflection from e6 26...Qe6) 26...Ne4 27.Qe4 Nd8 28.Rf1 Rf1 29.Kf1 Ne6 30.de6 b5 31.h4?? (better is 31.Qa8 Qf8 32.Qf8 Bf8 33.Bf6+–) 31...h5+/– 32.Qe5 Qf8 33.Ke2 b4 34.Bb2 Be7 35.g3 Bd6 36.Qg5 Qf5 37.Qf5+/– gf5 38.Kf3 Kg6= 39.Kf2 Be7 40.Kf3 Bf6+= 41.Bc1 Be5 42.e4 fe4 43.Ke4= Bg3 44.Bg5 b3 45.Kd3 Be5 46.e7 Kf7 47.Kd2 Ke8 48.Kd3 Bd6 (48...Bg7 49.Kd2=) ½–½. Hartzell,O – Gramer,Kent, Stockholm op2, 1992.

8.d4 e4 9.Ng5 Bd7 10.Nc3 a5 11.b5 h6 12.Nh3 g5+=.

8.d4 e4 9.Ng5 Bd7 10.Nc3 Bc8 11.d5 Na6 12.a3 c5+=.

8.Ng5 Bc8 9.d4 ed4 10.Qd4 c5 11.Qd2 cb4 12.Qb4 Nc6=.

7.0-0 Bd7

8.Nc3 0-0 9.Qb3 a5 10.b5 c5 11.d4 e4 12.Nd2 cd4+=.

8.Nc3 0-0 9.Qb3 a5 10.b5 Qe8 11.d4 e4 12.Ng5 Kh8+=.

8.Nc3 a5 9.b5 e4 10.Nd4 0-0 11.d3 c5 12.bc6 bc6+=.

8.Nc3 a5 9.b5 e4 10.Ng5 0-0 11.d3 Ne8 12.Nh3 c6+–.

8.Nc3 e4 9.Ng5 a5 10.b5 0-0 11.d3 h6 12.Nh3 c6+=.

8.Nc3 e4 9.Ng5 Nc6 10.b5 Ne5 11.f4 Nf7 12.d3 ed3+=.

8.d3 0-0 9.Qb3 a5 10.c5 Kh8 11.cd6 cd6 12.ba5 Nc6=.

8.d3 0-0 9.Nc3 Qe8 10.Qb3 Qg6 11.Rfc1 a5 12.b5 Be6=.

8.d4 e4 9.Nfd2 d5 10.a3 0-0 11.Nc3 Be6 12.Qb3 c6+=.

8.d4 e4 9.Nfd2 d5 10.a3 a5 11.ba5 Ra5 12.Nc3 Be6=.

7.0-0 e4

8.Nd4 Bd7 9.d3 0-0 10.Nd2 Qe8 11.Qb3 Nc6 12.Nb5 Rc8=.

8.Nd4 Bd7 9.d3 0-0 10.Nd2 Qe8 11.f3 Nc6 12.Nc6 Bc6=.

8.Ng5 Qc8 9.Nc3 Nc6 10.d4 Bd7 11.a3 0-0 12.Qb3 a5+=.

8.Ng5 Bc8 9.d3 0-0 10.Nc3 h6 11.Nh3 a5 12.b5 c6+–.

8.Ng5 Bc8 9.d3 0-0 10.Nc3 h6 11.Nh3 Nc6 12.a3 ed3+=.

8.Ng5 Bd7 9.Nc3 Nc6 10.b5 Ne5 11.f4 Ng6 12.d3 ed3+=.

8.Ng5 Bd7 9.d3 0-0 10.Qb3 Qe8 11.Nd2 Kh8 12.de4 Qg6+=.

8.Ng5 Bg8 9.d3 Nc6 10.de4 h6 11.b5 Na5 12.Qa4 hg5+=.

7.d3 0-0

8.0-0 Nbd7 9.a4 c6 10.Nbd2 e4? (10...Ng4 11.h3 Nh6 12.a5=) 11.de4 (11.Ng5 Bf7 12.de4 fe4 13.Nde4 Ne4 14.Ne4 d5+/–) 11...Ne4 (11...fe4 12.Ng5 Bf5 13.g4 Ng4 14.Bg4 Bg5 15.Bf5 Rf5 16.Ne4+/–) 12.Qc2 Nd2 13.Nd2 Bf6 14.Bf3 Bb2 15.Qb2 Qf6 16.Rab1 White intends b5 16...Ne5 17.b5 (17.Rfc1 f4 18.e4 Qg6=) 17...Nc4 (better is 17...Nf3!? 18.gf3 Qh6+=) 18.Nc4+= Bc4 19.Rfc1 (better is 19.Qf6 Rf6 20.bc6 bc6 21.Bc6=) 19...Bd3?? (better is 19...Qb2 20.Rb2 d5–/+) 20.Qf6 (better is 20.Qb3 d5 21.Qd3+–) 20...Rf6+= 21.Rb2 (21.bc6 bc6 22.Rb7 Rf7 23.Rf7 Kf7 24.Rc6 Rb8+=) 21...c5 (21...d5 22.bc6 bc6 23.Rb7+=) 22.Rd2 (better is 22.Bb7 Rb8 23.Bd5 Kf8 24.Rd2=) 22...c4?? (better is 22...Be4!?+=) 23.Bd5 (better is 23.Bb7!? Re8 24.Bd5 Kf8 25.Bc4+–) 23...Kf8+/– 24.Bc4 Bc4 25.Rc4 Ke7? 26.Rc7+– Kf8 27.Rb7 Rc8 28.g3 g5? 29.Ra7 1–0. ourang – knypu, internet, 2013.

8.0-0 e4 9.de4 fe4 10.Nd4 Bc8 11.Qc2 c6 12.Nd2 d5 13.cd5 cd5 (13...Bb4? 14.dc6 (14.Ne4?! Nd5 15.a3 Be7+/–) 14...bc6 15.Ne4 Ne4 16.Qe4+–; 13...Qd5?? 14.Bc4+–) 14.a3 Bd7 15.Rac1 Nc6 16.Nc6 bc6 17.Nb3 Bd6 18.Nd4 The backward pawn on c6 becomes a target 18...Rc8 19.Qb3 Ng4 (better is 19...Qb6!?=) 20.Bg4+/– Bg4 21.Rc6 Rc6 (better is 21...Rf7!? 22.Rc8 Bc8+/–) 22.Qd5+– Kh8 23.Qc6 Qf6 (better is 23...Qe7+–) 24.Qe4 Qh6 25.g3 Bh3 26.Rc1 Qf6 27.f4 Qf7 28.Nf3 h6 29.Nh4 Re8 30.Qd4 Be7 (30...Bf8 31.e4+–) 31.Nf3 (better is 31.Rc7 Kg8 32.f5+– (worse is 32.Ra7 Bf6 33.Rf7 Bd4 34.Bd4 Kf7+–; 32.Qa7?! Rd8 33.Bd4 Qb3+–)) 31...Bf6 32.Qd2 Bb2 33.Qb2 Re3 34.Ne5 Qd5 35.Ng6 Kh7 36.Nh4 Qe4 37.Qc2?? (better is 37.Qe5 Qd3 38.Qa1+/–) 37...Re1!!–+ 38.Kf2 (38.Re1 Qc2 Deflection) 38...Qc2 39.Rc2+– Rh1 40.Kf3 Ra1 41.Rc7 Ra3+/– 42.Ke4 Ra4 43.Rb7 Bf1? 44.f5+– a6?? 45.Ng6 Bb5 46.Rb8 Rb4 47.Ke5 1–0. ejdrzej – dann6, internet, 2013.

8.Nbd2 c6 9.0-0 a5 10.b5 cb5 11.cb5 a4 12.a3 Nbd7 13.Nc4 d5? (better is 13...Nb6!?=) 14.Nce5 Ne5 15.Ne5 Nd7 16.Rc1 (16.Nf3 Qb6+/–) 16...Bf6 (better is 16...Ne5!? 17.Be5 Ba3+=) 17.d4+/– Ne5 18.de5 Be7 19.f4 b6 20.Ra1 Bc5 21.Bd4 Qe7 22.Bc5 bc5 23.Rc1 (23.Rb1!?+/–) 23...c4+= 24.Rc3 Qc5 25.Qd4 Qb5 26.Bf3 The backward pawn on d5 becomes a target 26...Rfd8 27.Rcc1 Rab8 28.Qc3 Qb3 29.Qb3? (better is 29.Bd1 Qc3 30.Rc3+=) 29...ab3 (29...cb3?! 30.Rc6 Kf7 31.Rc7 Kf8 32.Rc6–/+) 30.a4 (30.Rc3 Ra8–+) 30...Rdc8 31.Rfd1? (31.Rc3–+) 31...c3 32.Bd5 (32.Be2 c2 33.Rf1–+) 32...Bd5 33.Rd5 b2 34.Rb1 c2 0–1. ourang – garygery, internet, 2013.

8.Nbd2 c6 9.0-0 Nbd7 10.a4 Qc7 11.b5 d5 12.cd5 cd5 13.Rc1 Qd8? (13...Qd6!?=) 14.Ng5 (14.Ne5 a6+/–) 14...Bf7 15.Nf7 Rf7 16.Nf3 Bd6 17.Ng5 Re7 18.Qb3 h6 19.Nf3 Nc5 20.Qa2 Rc8 21.e4?? (better is 21.Ne5 Be5 22.Be5 Re5 23.d4+/–) 21...fe4–/+ 22.de4 Nce4 23.Bd3 Qb6?? (better is 23...Rc1 24.Rc1 Nc5–/+) 24.Be4 (better is 24.Rc8 Kf7 25.a5+–) 24...Rc1 25.Rc1 (25.Bc1?! Qc5 26.Be3 Qc4 27.Qc4 dc4+–; worse is 25.Bd5 Kh8 26.Rc1 Rc7+–) 25...Bc5 26.Bd5 Kh8 27.Rf1 Nd5 28.Qd5 a6 29.Ne5 ab5 30.ab5 Re8 31.Qd7 Rf8 32.Ng6! Qg6 33.Qb7 Qc2?? 34.Qg7 1–0. ourang – garygery, internet, 2013.

7.d4 e4

8.Nfd2 c6 9.Nc3 0-0 10.a4 d5 11.Qb3 Nbd7 12.a5 Rb8 13.b5 White intends a6 13...Bf7 14.a6 (14.0-0 dc4 15.Bc4 cb5 16.Qb5 Ne8=) 14...Qc7 15.g3 (15.Ba3 Ba3 16.Ra3 dc4 17.Bc4 Nb6 18.Bf7 Rf7 19.bc6 Qc6=) 15...dc4=+ 16.Bc4 Nb6 17.Bf7 Rf7 18.Nc4 Nc4 19.Qc4 Bd6 20.0-0 (20.bc6 bc6 21.Rb1 Rb4=+) 20...cb5 (20...ba6 21.Ra6 cb5 22.Qe6–/+) 21.Qc7 (21.Qb5 ba6 22.Qe2 a5=+) 21...Bc7–/+ 22.Nb5 ba6 23.Nc7 Rc7 (23...Rb2?! 24.Na6 g6 25.Nc5=) 24.Ba3 Rc6 25.Bc5 Rb7 26.Rfb1 Rd7 (26...Rb1 27.Rb1 Nd7 28.Ba7=+) 27.Rb8 (27.Ra5 Nd5=+) 27...Kf7–/+ 28.Ra8 Ng4 (28...Rdc7 29.Ba7 Rc1 30.Rc1 Rc1 31.Kg2=+) 29.Ra5 Rdc7 (29...h6 30.h3 Nf6 31.Ba7 Rc1 32.Kg2=+) 30.Kg2 g6 31.h3 Ne5 32.de5 Rc5 33.Rc5 Rc5 34.Ra7 Ke6 (34...Ke8 35.Ra6 Re5 36.g4=) 35.Ra6+= Ke5 36.h4 (36.Ra7!?+=) 36...Rc7=+ 37.g4 fg4 38.Kg3 Rc2 39.h5 (39.Ra5 Kf6=) 39...Kf5 (39...gh5 40.Ra5 Kf6 41.Rh5=+) 40.hg6= hg6 41.Ra5 Kf6 42.Ra4 Kf5 43.Ra5 Kf6 44.Ra6 Kg5 45.Ra8 Rc5 46.Rf8? (46.Re8 Rc4=) 46...Rd5 (better 46...Rf5 47.Rh8 Rf3 48.Kg2 g3 49.fg3 Re3–/+) 47.Rf4= Exerts pressure on the isolated pawn 47...Re5 48.Rg4 Kf5 49.Rf4 Kg5 50.Rf8 Re6 51.Rf7 Re8 52.f4 ef3 53.Kf3 Re6 54.Rf8 Rf6 55.Rf6 Kf6 56.Kf4 Ke6 57.Kg5 Ke5 ½–½. Pisarsky,Georgy (2055) – Shilenko,Vladimir (2120), nsen–07, 2007. (=1.Nf3 f5 2.b4 d6 3.Bb2 e5 4.e3 Be6 5.c4 Nf6 6.Be2 Be7)

8.Nfd2 c6 9.Nc3 0-0 10.Qc2 d5 11.f3 Nbd7 12.c5= a5 13.b5 ef3 14.gf3 f4 15.ef4 Nh5 16.Bd3 Bh4 17.Kd1 h6 18.f5+= Bf7 19.Nf1 Nf4 20.Bc1 Nd3 21.Qd3= Bh5 22.Ng3+= Be8 23.Kc2 Nf6 24.Bf4 b6 25.Bd6 Rf7 26.a4 bc5 27.dc5+/– cb5 28.ab5 Bd7 29.Kb2 Ne8 30.Qd5 Nd6 31.Qd6 Bg3 32.hg3+– Bf5 33.Qd8 Rd8 34.Rhd1 Rc8 35.c6 Bh3 36.f4 Bg4 37.Rd6 Rfc7 38.Ra5 Kf7 39.Nd5 1–0. Fredek (2090) – Ciupri (1605), Freundschaftspartie, 5m + 0s, 2005.

8.Nfd2 d5 9.c5 0-0 10.a4 (10.Nc3 Nc6 11.b5 Nb4=) 10...c6 (10...b6 11.Nb3=+) 11.0-0 Nbd7 12.Nc3 Qe8 (12...Qc7 13.h3=) 13.f3 (13.b5 Qg6=) 13...g5 (better 13...Qg6!?=+) 14.fe4 de4 15.Bc4 (better 15.Nc4+=) 15...Bf7?? (better 15...Nd5!?=) 16.Qb3 (better 16.Rf5 h6 17.Qb3 Bc4 18.Nc4+–) 16...Ng4+– 17.Bf7 (17.Rae1 Nh6+–) 17...Qf7 18.Qf7 Rf7 19.d5?? (better 19.Nc4+–) 19...Ne3–+ 20.dc6 Nf1 (better 20...bc6 21.Rfc1 Rb8–+) 21.Rf1?? (better 21.cb7 Rd8 22.Kf1 Nc5 23.bc5 Bc5 24.Nb5 Rb7 25.Nb3–/+) 21...bc6 22.Nc4 Rb8 Black prepares the advance f4 (22...a5!? 23.Na5 Bc5 24.bc5 Ra5 25.Ba3–+) 23.Na2 (23.Ba3 Bf6 24.Ne2 f4–+) 23...f4 (better 23...Rb4 24.Nb4 Bc5 25.Rf2 Bb4 26.Kf1–+) 24.Na5 (24.Rd1 Bf8–+) 24...Nc5! 25.Nc6 (25.bc5 Rb2 Pinning (25...Rb2 Deflection; 25...Bc5 Decoy)) 25...Rb7 26.b5 (26.Na5 Rb6 27.Bd4–+) 26...Na4 27.Bd4 (27.Ne7 Rbe7 28.Rb1 e3–+) 27...Rb5 28.Ba7 (28.Re1 Bf8 29.g3 Rc7 30.Na7 Rd5 31.Re4 Rc4 32.gf4 Rcd4 33.Rd4 Rd4–+) 28...Bc5 (better 28...Ba3 29.Re1 e3 30.Nc1–+) 29.Bc5 Rc5 30.Ncb4 (30.Nab4 Nc3–+) 30...e3 (30...Rd7 31.h4–+) 31.Re1 (31.Rd1 Rb7 32.Re1 Rd7–+) 31...Nc3 (31...Rd7 32.Kf1–+) 32.Nc3 (32.Nd3 Rc8 33.Nab4 Kg7–+) 32...Rc3 33.Nd5 (33.h4 gh4 34.Kh2 Rd7–+) 33...Rd3 34.Nb4 (34.Ne3 fe3 35.h3 Kg7–+) 34...Rd2 35.Nc6 (35.h3 Rb7 36.Rb1 Rd4–+) 35...Rc7 36.Ne5 Rcc2 37.g3 (37.Kh1 Rg2 38.Nf3 g4 39.Nh4 Rh2 40.Kg1 f3 41.Rc1 Rc1 42.Kh2 f2 43.Nf5 e2 44.Ne7 Kf7 45.Kg3 e1Q 46.Nd5 f1Q 47.Kg4 Qe4 48.Kg5 Qff3 49.Nf6 Qef4) 37...Rg2 Black prepares e2 38.Kh1 Rh2 39.Kg1 Rcg2 40.Kf1 e2 41.Re2 Re2 42.gf4 (42.Ng4 Rhg2 43.Ne5 Ref2 44.Ke1 fg3 45.Nf3 Rf3 46.Kd1 Rf1) 42...Ra2 43.Kg1 (43.Nf3 Rh1 44.Ng1 gf4 45.Ke1 Rg1) 43...Rhb2 44.fg5 (44.Nd3 Ra1 45.Nc1 Rc1) 44…Rb1 (44...Ra1) 0–1. retiponziani (1980) – TheDisciple (2180), ChessWorld.net, 2020.

8.Ng5 Bc8 9.d5 0-0 10.0-0 a5 11.a3 Na6 12.Nh3 Bd7+=.

8.Ng5 Bc8 9.d5 0-0 10.0-0 Na6 11.a3 c5 12.dc6 bc6+=.

8.Ng5 Bd7 9.0-0 a5 10.b5 0-0 11.Nc3 Qe8 12.Nh3 Qd8+=.

8.Ng5 Bd7 9.0-0 a5 10.b5 c6 11.d5 0-0 12.dc6 bc6+=.

8.Ng5 Bd7 9.Nc3 h6 10.Bh5+/– Kf8 11.Nf7 (11…Qe8 12.Bg6+/–) 1–0. dont – kasparovstyle, Live Game Caissa's Web, 2004.

7.Ng5 Bg8

8.0-0 Nbd7 9.d4 a5 10.b5 c6 11.Na3 Rc8 12.bc6 Rc6+=.

8.0-0 Nfd7 9.Nf3 Nb6 10.Na3 Bf7 11.d4 e4 12.Nd2 0-0+=.

8.0-0 Ng4 9.Nf3 Be6 10.d4 e4 11.Nfd2 Nf6 12.d5 Bd7+=.

8.0-0+= h6 9.Bh5 (9.Nf3 Bf7+=) 9...Nh5 (9...Kf8 10.Nh3 Bc4=+ (worse 10...Nh5 11.Qh5 Bc4 12.Qf5 Bf6 13.d3+=)) 10.Qh5+= Kd7 11.Nf7 Bf7 12.Qf7 Qf8 13.Qh5 (13.Qd5 c6 14.Qa5 Kc8+=) 13...Qf6 14.f4 (14.Nc3 g6 15.Qe2 Kc8=) 14...g6 15.fe5 (15.Qe2 Kc8=) 15...de5= (15...gh5?? 16.ef6 Bd8 17.Rf5+–) 16.Qh3 (better 16.Qf3 Kc8 17.Nc3=) 16...Qb6?? (better 16...Bb4!? 17.e4 Rf8=+) 17.b5 (17.Be5 Rg8 18.a3 Qe6+–) 17...c6 (better 17...Qe6!?+=) 18.Be5+– Rh7? (better 18...Rg8+–) 19.Rf5! Kd8 (19...gf5 20.Qf5 Double attack) 20.Rf4 Nd7 21.Rd4 Bc5 (21...Bf8 22.Bf6 Kc8+–) 22.Bf6 (better 22.Qe6 Bf8 23.Qg8+–) 22...Kc8 (22...Kc7 23.Qg3 Kc8+–) 23.Re4 (23.Qe6 Bd4 24.Bd4 c5 25.Qg8 Qd8 26.Qh7 cd4+–) 23...Kc7 24.Qg3 Bd6 25.Qg6 Nf6 26.Qf6 1–0. GuestVHKD – gustavoxy, freechess.org, 2018.

8.a3 Nfd7 (8...h6 9.Nf3 Bf7 10.0-0 0-0 11.Nc3 Nbd7 12.d4 e4+=; 8...Nd5 9.cd5 Bg5 10.Nc3 a5 11.b5 Qf6 12.0-0 Nd7+=) 9.Nf3 Be6 10.d4 e4 11.Nfd2 0-0 12.Nc3 c6+=.

Play 1.b4 at Chessworld.net!

The home of Email Chess on the web!

Chessworld.net on behalf of Marek have set up a continuous stream of 1.b4 tournaments.

These tournaments should always be available to join. As soon as four players are paired, another one will automatically be set up.

    Available lines:
  • 1.b4 (4 players, 1 day/move)
  • 1.b4 (4 players, 10 days/move)
  • 1.b4 e5 2.Bb2 Bb4 3.Be5 Nf6 (4 players, 3 days/move)
  • 1.b4 e5 2.Bb2 Bb4 3.f4 ef4 4.Bg7 Qh4 5.g3 fg3 6.Bg2 gh2 7.Kf1 hg1Q 8.Kg1 (Kucharkowski-Meybohm gambit, 6 players, 10 days move)
  • 1.b4 e5 2.Bb2 f6 3.e4 Bb4 4.Bc4 (Sokolski gambit, 4 players, 3 days/move)
  • 1.c4 Nf6 2.b4 (English orangutan, 4 players, 3 days/move)
  • 1.e4 c5 2.b4 (Sicilian: Wing gambit, 4 players, 10 days/move)
  • 1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4 (French: Wing gambit, 4 players, 3 days/move)

Click on the logo below, visit Chessworld.net, register and play 1.b4 against the whole world!

The home of Email Chess on the web!

The home of Email Chess on the web!