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1.b4 e5 2.Bb2 d6 3.c4 Nf6 4.e3 Bf5

(...)

5.a3 Be7 (--> 1.b4 e5 2.Bb2 Nf6 3.a3 d6 4.e3 Be7 5.c4 Bf5).

5.Qb3 Be6 6.Nf3 a6 (6...e4 7.Nd4+=) 7.d4= ed4 (7...e4 8.Ng5=) 8.Bd4 (8.Nd4 Be7=) 8...d5 (8...Nc6 9.Bd3=) 9.a4 (9.Nc3 Nc6 10.a3 Nd4 11.Nd4 dc4 12.Bc4 Bc4 13.Qc4 Bd6+=) 9...Qe7 10.Bc5 Qd8 11.Bf8 Rf8 12.Be2 h6 (12...dc4 13.Bc4 Bd5 14.Nbd2+=) 13.0–0+= g5 (13...dc4 14.Bc4 Bc4 15.Qc4+=) 14.Rd1+/– c6 15.Nc3 Ke7 (15...Qe7!?+/–) 16.cd5+– Bd5 17.Nd5 cd5 18.Qc3 (18.Nd4 Nc6+–) 18...Nc6 19.Ne5 Qd6 20.Nc6 bc6 21.Rac1 Rfc8 22.Qc5 (better is 22.Bd3!?+–) 22...Qc5+= 23.Rc5 Ne4 24.Rc2 Kd6 (24...a5 25.f3 Nf6 26.b5 cb5 27.Rc8 Rc8 28.Bb5+=) 25.f3+= Nf6 26.e4 (26.Rc5 a5 27.Ra5 Ra5 28.ba5 c5=) 26...Ke5 (26...Rd8 27.Rdc1 Rdc8 28.ed5 Nd5 29.Rc4=) 27.ed5+= Nd5 28.Rc5 Kf6 (28...Rcb8 29.Bc4 Rb4 30.Rc6=) 29.b5 (29.Rd4 a5 30.b5 Ke5+/–) 29...ab5 (29...Nf4 30.Rd6 Ke7 31.Rd2 cb5 32.Rc8 Rc8 33.ab5+=) 30.ab5= Nf4 31.Kf1 (31.Kf2 cb5 (31...Ne2?! 32.Ke2 cb5 33.Rb5+=) 32.Rc8 Rc8 33.Bb5 Rc2 34.Ke3 Rg2–/+) 31...cb5 32.Rc8 Rc8 33.Bb5 Rc2 34.g3 Ne6 ½–½. Geyer,U – Kaufmann,R, Mainz, 1989.

5.b5 c6 6.a4 Be7 7.Be2 0–0 8.d3 a6 9.Nf3 Nbd7 10.0–0 Qc7 11.Nc3 d5 Black intends e4 12.cd5 cd5 13.d4 e4 14.Nd2 Rfc8 15.Qb3 Be6 16.Rfc1 Qb6 17.a5 Qd8 18.b6 Qf8 19.Na2 Bd6 20.Ba3?? (20.Bc3=) 20...Qe7 (better is 20...Ba3 21.Rc7 Rab8–+) 21.Bd6+= Qd6 22.Rc3 h6 23.Rac1 Rc3 24.Rc3 Ne8 25.Qb4 Qf8 26.Nb3 Rb8 27.Qf8 Kf8 28.Nb4 Ke7 (28...Nef6 29.Nc5+/–) 29.f4 (29.Nc5 Rc8 30.Ne6 Rc3 31.Nd5 Ke6 32.Nc3 f5+–) 29...Kd6 30.g4 f6 31.f5 Bf7 32.Kf2 Ke7 33.h3 Kd6 (33...Ra8 34.Ba6! Ra6 35.Na6 ba6 36.Rc7+–) 34.Kg3 (34.Nc5 h5+–) 34...Bg8 (better is 34...h5+–) 35.Kf2 Bf7 36.Rc1 (36.Nc5 h5+–) 36...Ke7 (36...Bg8 37.Nc5+–) 37.Rc2 (37.Ba6 ba6 38.Nc6 Kd6 39.Nb8 Nb8+–) 37...Kd8 (better is 37...Nd6!?+/–) 38.Ba6! ba6 39.Nc6 Kc8 40.Nb8 Kb8 41.Nc5 Nc5 42.dc5 (42.Rc5?! Kb7+/–) 42...Kc8 43.Ke2 Kd7 44.c6 Kc8 45.Kd2 Kb8?? (better is 45...Nd6 46.Rc5 h5+–) 46.c7 Nc7 47.bc7 (better is 47.Rc7 Be8 48.Rg7 Bb5+–) 47...Kc8 48.Rc5 (48.Rc6 Be8 49.Ra6 Ba4+–) 48...Bg8 (48...Be8+–) 49.Kc3 Bf7 50.Kd4 Bg8 51.Rc6 Bf7 52.Kc5 Bg8 (52...Be8 53.Kd6 h5 54.Rb6 hg4 55.Rb8) 53.Kb6 d4 (53...Kd7 54.c8Q Ke7 55.Qb7 Ke8 56.Rc8) 54.Rd6 1–0. Bartsch,Rainer (1705) – Inderwisch,Joerg, Steinfurt Bezirksliga, 2003.

5.b5 Be7 6.d4 e4 7.Ne2 =.

5.Nc3 d5 6.b5 (6.cd5 Nd5 7.a3 Nc3 8.Bc3 e4=) 6...d4+= 7.Nce2 de3 8.de3 Bb4 (8...Nbd7 9.Nf3+=) 9.Bc3 Bc3 (9...Qe7 10.Qd2 Bc3 11.Nc3+=) 10.Nc3= 0–0 11.Nf3 (11.Qd8 Rd8 12.Nf3 e4=) 11...Nbd7 (11...Qe7 12.Nd5 Nd5 13.cd5+= (13.Qd5?? Rd8–+)) 12.Be2 a6 13.a4 Re8 14.0–0 Nc5 15.Ra2 (15.Qd8 Rad8 (worse is 15...Red8 16.Ne5 Bc2 17.a5+/–) 16.Rfd1 Rd1 17.Rd1 Bc2=) 15...Nfe4 (15...ab5 16.Rd2 Qe7 17.ab5+=) 16.Ne4 Ne4 17.Qa1 Qf6 (17...Qe7 18.Rd1=) 18.Rd1 Qe6 (18...ab5 19.cb5 (19.ab5? Ra2 20.Qa2 Nc3–+) 19...Qe6 20.Ra3=) 19.Rd5 (19.ba6 ba6 20.Ra3 Rab8+=) 19...f6 20.Nh4 c6 21.Rd1 Rad8 22.Rd8 (22.Ra3 Rd1 23.Qd1 Qe7=) 22...Rd8 23.f3 Nc5 24.e4 Bg6 25.Ng6 hg6 26.Qb1 Qd6 27.Qb2 (27.a5 Qd4 28.Kf1 Qe3 29.ba6 ba6=) 27...Nd3 (27...Qd4 28.Qd4 ed4 29.Kf2+=) 28.Qc3?? (better is 28.Bd3 Qd3 29.Qe2+=) Qc5 (28...Qc5 29.Qd4 Qd4 30.Kh1 Nf2 31.Kg1 Nh3 32.Kf1 Qg1) 0–1. Mroz,Antoni – Zelazkowski,Ryszard, VIII ch Bielsko Poland, 1993.

5.Nc3 Nbd7 6.Be2 (6.Qf3 Be6=) 6...g6 (6...Be7!?+=) 7.Nf3= Bg7 8.0–0 0–0 (8...a5 9.a3=) 9.d4 ed4 (9...a5 10.a3=) 10.Nd4+= (10.Qd4? Ne4 11.Qg7 Kg7 12.Ne4 Kg8–+) 10...Be6 11.Ne6 (11.a3 a5+=) 11...fe6 12.Bf3 (12.Qc2 a5 13.a3 Qe7=) 12...Rb8 (12...Ne5 13.Be2=) 13.Ne2+= e5 (13...Nb6 14.Rc1+=) 14.Ng3 Qe7 15.Ne4 (15.Qd3 Qf7+=) 15...Ne4 (15...Qe6 16.Rc1=) 16.Be4 (16.Qd5 Rf7 17.Qe4 Nf6=) 16...Nf6 17.Bc2 (17.Bd5 Kh8=) 17...Kh8 (17...a5 18.a3=) 18.Qe2 (18.e4 a5=) 18...Rf7 (18...Qe6 19.Rad1=) 19.Rad1 (19.e4 a5+=) 19...Nd7 (19...Qe6 20.e4+=) 20.Bb3+= Rff8 21.Rd2 (21.Qd3 Qh4+=) 21...Rbd8 (21...e4 22.Bg7 Kg7 23.Rfd1=) 22.Rfd1 (22.e4 a5 23.a3 ab4 24.ab4 Qh4+=) 22...b6 (22...e4 23.Bg7 Kg7 24.c5 dc5 25.Qb5=) 23.Ba3 (23.e4 Qh4+=) 23...Nf6 (23...e4 24.c5 bc5 25.bc5 Nc5 26.Bc5 dc5 27.Rd8 Rd8 28.Rd8 Qd8 29.Qc4+=) 24.Bc2 (24.e4 Bh6 25.Rd3 Nh5=) 24...Rfe8 (24...Qe6 25.Bb2=) 25.Ba4 Rf8 26.Bc2 (26.Bc6 e4+=) 26...Rfe8 27.Ba4 (27.e4 Rf8+=) 27...Rf8 28.Bc6 Nd7 (28...e4 29.Bb2+=) 29.Bd7 (29.Qd3 Qg5+/–) 29...Rd7+= 30.c5 Rf6 (30...e4 31.b5 bc5 32.Bc5+=) 31.c6 (31.b5 e4+=) 31...Rd8 32.b5 (32.Qa6 Rdf8+=) 32...Rdf8 33.Qc4 Qf7 (33...e4 34.Bb2 Rf5 35.a3+=) 34.Qf7 R6f7 35.Bb2 (35.e4 a6 36.ba6 Ra8 37.Bd6 cd6 38.Rd6 Ra6 39.Rd8 Bf8+=) 35...Rf5 (35...a6 36.ba6 Ra8 37.e4=) 36.Rc1 (36.e4 R5f7+=) 36...Bh6 (36...e4 37.Rb1+=) 37.h3 Kg8 38.Rc4 Ra8 (38...d5 39.Rd5 Rf2 40.Be5 Be3 41.Kh2+/–) 39.Ra4 a5 (39...Bg5 40.a3+/–) 40.ba6 Ra7 41.Rd5 (41.a3 Kf8+/–) 41...Rf8 42.Rd3 Rfa8 43.Rda3 Kf7 44.Rh4 (44.Kf1 Bf8+=) 44...Kg7 45.Rha4 (45.f4 Ra6 46.Ra6 Ra6 47.fe5 Be3 48.Kh2 de5 49.Be5 Kg8+=) 45...g5 (better is 45...Kf7!?=) 46.Kf1 (46.f4 Kf8 47.fe5 Bg7+/–) 46...Kf7 47.e4 Ke6 48.Ke2 (48.Ke1 d5 49.ed5 Kd5 50.Rd3 Kc6 51.Be5 Bf8=) 48...Rg8 (48...d5 49.ed5 Kd5 50.h4+=) 49.f3 (49.Bc1 d5+/–) 49...Bf8 (49...Rga8 50.g3+/–) 50.Rd3 (50.g3 Be7+=) 50...Be7+= 51.Kd2 (51.Bc1 Rga8 52.Be3 Ra6 53.Ra6 Ra6=) ½–½. Bischof,R – Stojicevic,Alexander, GER–chT U13 Germany, 1993.

5.Nc3 Qe7 6.Nf3 b6 (6...Nbd7 7.d4=) 7.d3 (7.d4 e4 8.Nd2 a5+=) 7...c5 8.b5 a6 9.Nd2 (9.Be2 Qe6+=) 9...Qd7 10.Na4 (better is 10.Be2=) 10...Qc7 (better is 10...Qb7=) 11.Qf3+– ab5 12.Qa8 (12.Nc3 b4 13.Nb5 Qc6 14.Qc6 Nc6 15.Nc7 Kd8 16.Na8 Nd7+–) 12...ba4 13.Qa4 Nc6 (13...Qc6 14.Qb3+–) 14.Be2 Be7 15.0–0 (15.Bf3 Bd7+–) 15...0–0 16.Nb1 (16.f4 e4+–) 16...Bd7 (16...d5 17.Nc3 d4 18.Nb5+/–) 17.Nc3 (17.Qb3 Ra8+–) 17...Nd4 18.Qd1 Nc6 (18...Ne2 19.Qe2 Bg4 20.f3+–) 19.Rb1 (19.Nb5 Qd8+–) 19...Ra8 20.Qb3 Nb4 (20...Na5 21.Qc2+–) 21.a3 Na6 (21...Nc6 22.Nb5 Qd8 23.Bf3+–) 22.Na4 (22.f4!? ef4 23.Rf4 Bc6+–) 22...Ba4 (better is 22...Rb8+–) 23.Qa4 Ra7 24.Qb3 Nd7 (24...Nb8 25.f4+–) 25.f4 (25.Bf3 Qd8+–) 25...Bf6 26.Bg4 Nab8 27.fe5 de5 28.Qc2 Nf8 (28...e4 29.d4 Bg5 30.Qe4+–) 29.Qd2 (29.Bf5 Nc6+–) 29...Nc6 30.Bf3 Ne6 31.Bc6 (31.Qf2 Ng5+–) 31...Qc6 32.Qe2 Qc7 (32...Rd7 33.Qg4 Bg5 34.e4+/–) 33.Qg4 Qd8 34.Qf5 (34.Rbd1 Ra8+–) 34...Qb8 (34...Qd6 35.Qe4+–) 35.Rf3 Rd7 (35...Qd6 36.Rh3 Ng5 37.Rh5+–) 36.Rh3 (36.Rg3 Kh8+–) 36...h6 37.Qg4 (better is 37.Rh6! Qd8 38.Be5 Be5 39.Re6 fe6 40.Qe5 Rd3 41.Qe6 Kh8 42.Ra1+– (42.Qb6 Rd1 43.Kf2 Qh4 44.Kf3 Qh5 45.Kf4 Qh4 46.Kf3 Qh5 47.Kg3 Qg5 48.Kh3 Qh5 49.Kg3 Qe5 50.Kg4 Qe4 51.Kh3 Rb1 52.Qc5 Rb3–+; 42.Rb6?! Rd1 43.Kf2 Rd2 44.Kf3 Qf8 45.Ke4 Qd8+–)) 37...Rd3+/– 38.Rh6 Kf8?? (better is 38...Bg5 39.Re6 Be3 40.Kh1 fe6 41.Qe6 Kh8 42.Be5 Qf8+–) 39.Rh8+– 1–0. Popkirova,Kalina – Hyttrek,Jennifer, JBL NW, 1995.

5.Nc3 g6 6.Nf3= Bg7 7.d4 e4 8.Nd2 0–0 (8...a5 9.b5+=) 9.Be2+= h5 (9...Qd7 10.0–0+=) 10.h3 h4 11.g3 (11.0–0 c5 12.dc5 dc5 13.bc5 Na6+=) 11...hg3 (11...Re8 12.gh4 Na6 13.a3+=) 12.fg3+= d5 13.cd5 (13.g4 Be6 14.g5 Qd6+=) 13...Nd5 (13...Qd6 14.Rg1 Nd5 15.Nd5 (worse is 15.Nce4 Qb4 16.Qb3 Qb3 17.ab3 Ne3–+) 15...Qd5 16.g4+=) 14.Nd5+= Qd5 15.Qb3 ½–½. Dzieniszewski,Andrzej – Babrikowski, Potsdam, 1985.

5.d3 c6 6.Be2 Be7 7.Nf3 0–0 8.0–0 h6 9.Nbd2 Re8 10.e4 Bg6 11.Qb3 Nbd7 12.Nh4 Bh7 13.g3 (13.a3 Ne4 14.Ne4 Be4 15.de4 Bh4+=) 13...a5 14.a3 Nf8 15.Ng2 Ne6 16.f4 Qb6 17.Kh1 a4 (17...Nd4 18.Bd4 ed4 19.Bf3=) 18.Qd1 Nd4 19.fe5 de5 20.c5 Qd8 21.Bd4 ed4 22.Nf3 (22.Nc4 Ra7+=) 22...Nd7 (22...b6 23.cb6 Qb6 24.Nd2=) 23.Qd2 Bf6 24.Rac1 g5 (24...Ne5 25.Ne5 Re5 26.Bg4=) 25.Rc4 (25.Qc2 g4 26.Nd2 Ne5+=) 25...Nf8 (25...g4 26.Ng1 Ne5 27.Rcc1+=) 26.Qb2 Now all is on d4 26...Be4 27.de4 d3 28.e5 de2 29.Re1 Qd5 30.Qe2 Bg7 (30...Be5 31.Re4 f6 32.Nd4=) 31.Ne3+= Qe6 32.Ng4 (32.Re4 Rad8+=) 32...Rad8 (32...h5 33.Nf2 g4 34.Nh4+=) 33.Qc2 (33.Re4 Nd7+=) 33...Qd5 34.Qe4 (34.Re3 Qd1 35.Qd1 Rd1 36.Kg2 Red8=) 34...Qe4 (better is 34...f5!? 35.ef6 Re4 36.Ree4 Qd3–+) 35.Rce4= (worse is 35.Ree4 Nd7–/+) 35...Rd3 (better is 35...h5 36.Nf6 Bf6 37.ef6 Re4 38.Re4 g4+=) 36.Kg2 (36.R4e3 Rb3 37.h3 Nd7=) 36...Ne6 (36...Ra3 37.h4 Ra2 38.Kf1 gh4 39.gh4–/+) 37.Nf6 (better is 37.R1e3!? Re3 38.Ne3+=) 37...Bf6–/+ 38.ef6 Ra3 39.R4e3?? (better is 39.Nd4–/+) 39...Nf4!–+ 40.Kf2 (40.gf4 Ree3) 40...Nh3 41.Kg2 Ree3 42.Re3 Re3 43.Nd4 g4 44.Nf5 Re2 0–1. Reimer,Karl – Schneider,Johannes, Eisenberg RLP–ch MTB, 1998.

5.d4 Nc6 6.d5 Ne7 7.Nf3 a5 8.a3 ab4 9.ab4 c5 10.bc5 Ra1 11.Ba1 Bb1 12.Qb1 Qa5 13.Nd2 Ne4 14.Qb5 Qb5 15.cb5 Nd2 16.Kd2+/– Nd5 17.c6 bc6 18.bc6 Kd8 19.Bb5 Kc7 20.Rc1 Be7+= 21.Bc3 Ra8 22.e4 Bg5–/+ (22...Bg5 23.Kd3 Bc1 24.ed5 f5–/+) 0–1. phildo – cirovicz, net–chess.com, 2003.

5.Be2 Bb1 6.Rb1+= Be7 7.Qc2 Nbd7 8.Nf3 h6 9.d4 0–0 10.0–0 ed4 (10...e4 11.Nd2 d5 12.cd5 Bb4 13.Ne4 Nd5 14.a3+/–) 11.Nd4 b6? (better is 11...a5!? 12.b5 Re8+/–) 12.Rfd1 (12.Bf3 Re8+–) 12...Qc8 (12...Ne5 13.Nf5 Ned7 14.Bf3+–) 13.Bf3 d5 14.Nf5 Qd8? (14...Re8+–) 15.Bd5 (15.cd5?! Bd6+–; 15.Ne7?! Qe7 16.cd5 Qd6+–) 15...Rb8 (15...Nd5 16.Rd5 c6+–) 16.Nh6! (16.Ne7?! Qe7 17.Qa4 Ne5+–) 16...gh6 (16...Kh8 17.Nf7 Rf7 18.Bf7+–) 17.Qg6 Kh8 18.Qh6 Kg8 19.Rd4 c5 (19...Ne4 20.Qg6 Kh8 21.Re4 Ne5 22.Be5 Bf6 23.Rh4#) 20.Qg6 black resigned. 1–0. aspasio (2550) – zekota (2255), net–chess.com, 2012.

5.Be2 Be7 6.Nf3 h6 (6...Nc6 7.b5 Nb4 8.d3 Bd3 9.Bd3 Nd3 10.Qd3+=) 7.0–0= c6 (7...0–0 8.d4=) 8.d4 e4 9.Nfd2 0–0 10.a4 (10.Nc3 d5=) 10...Nbd7 11.Nc3 d5 12.c5 (12.cd5 cd5 13.Qb3=) 12...g5 (12...Qc7!?=) 13.h3 (13.f3 ef3 14.Rf3 Bg4+=) 13...Kg7 (13...b6 14.a5+=) 14.Re1 (14.b5 Qc7+=) 14...Rh8 (14...Qc7 15.a5+=) 15.f3 (15.b5 Qc7+=) 15...Qc7 (15...ef3!? 16.Bf3 Re8+=) 16.fe4+/– Ne4 (16...de4 17.Rf1 Bh3 18.Nde4+/– (18.gh3?! Qg3 19.Kh1 Qh3 20.Kg1 Qg3 21.Kh1 Qh3 22.Kg1 Qg3 23.Kh1 Qh3=; 18.Nce4?! Be6+/–)) 17.Nde4 (17.Nce4 Be4 18.Ne4 de4+/–) 17...de4 18.d5 (18.Bc4 Qg3 19.Qc2 Bh3 20.Ne4 Bf5+/–) 18...Bf6 19.Rf1 (19.d6 Qd8+/–) 19...Bg6 (19...Qg3 20.Rf5 Qe3 21.Kh1+–) 20.Bg4 (20.d6 Qd8+/–) 20...Ne5 21.Rf6! Kf6 22.d6 Qd8 23.Nd5!! cd5 (23...Kg7 24.Be5 Kg8 25.Nf6 Kf8 26.Ne4 Be4 27.Bh8 f5+–) 24.Be5 Ke5 25.Qd4 1–0. Piron,Jean Marie – Rooijakkers,JWC, BEL–NLD, 1993.

5.Nf3 d5 6.c5 (6.Ne5!? Nbd7 7.Nd7 Bd7 8.Qf3+/–) 6...e4= 7.Nd4 Bg6 8.Be2 b6 (8...a5 9.a3=) 9.0–0 (9.Qa4!? Nfd7 10.cb6 cb6 11.Nc3+/–) 9...bc5= 10.bc5 Bc5 11.Qa4 Nfd7 12.Bb5 (better is 12.Nc3!?=) 12...0–0–/+ 13.Nc6 Nc6 14.Bc6 Rb8 15.Bd7 (15.Bg7!? Rb4 16.Qa5 Kg7 17.Bd7+=) 15...Rb2–/+ 16.Qc6 (16.Nc3 Qg5 17.Qa5 Bd6–+) 16...Rb6 (better is 16...Bd6!?–+) 17.Qc5–/+ Qd7 18.Nc3 d4 (18...Rd8!?–/+) 19.ed4+= Rc6 (better is 19...Rd8!?+=) 20.Qa7+= Bh5 (20...Rd6!? 21.d5 f5+=) 21.Ne4+/– Rg6 22.Ng3 Rg5 23.Rac1 Qd4?? (better is 23...Rc8+–) 24.Qd4 1–0. Fournier,Frederic (1930) – maksim77, Active (5/0), 2005.

5.Nf3 Ne4 6.d3 Ng5 7.Be2 Be7 8.h3 Nc6 (8...Na6 9.Ng5 Bg5 10.a3=) 9.e4 (9.b5 Nb8=) 9...Bd7 (9...Nf3 10.Bf3 Be6 11.b5=) 10.a3 (10.b5 Nf3 11.Bf3 Nd4=) 10...Ne6 (10...0–0 11.Nbd2=) 11.0–0 Ncd4 (better is 11...0–0=) 12.Nbd2 (12.Nd4 Nd4 13.Bd4 ed4=) 12...Bg5 (better is 12...Ne2!? 13.Qe2 Nf4–/+) 13.Nb3 (13.Nd4 Nd4 14.Bd4 ed4+=) 13...Ne2= 14.Qe2 Nf4 15.Qc2 (15.Qd1=) 15...Ng2 (15...Qf6 16.d4+= (worse is 16.Ng5 Qg5 17.f3 Ba4–+)) 16.Kg2= Bf4 (16...Bh3 17.Kh3 Qd7 18.Kg2 Qg4 19.Kh1 Qf3 20.Kg1 Qg4 21.Kh1 Qh3 22.Kg1–+) 17.Bc1 (17.Rg1 Qf6+/–) 17...Qf6? (better is 17...Bh3 18.Kg1 Qd7 (18...Bf1?! 19.Kf1 Bc1 20.Qc1–/+) 19.Ne5 Be5–+ (worse is 19...de5 20.Qd1–+)) 18.Bf4+– Qf4 19.Qd2 (better is 19.Rh1!?+/–) 19...Bh3+= 20.Kh3 Qf3 21.Kh2 Qh5 22.Kg2 (22.Kg3+=) 22...f6 (better is 22...Qg4!? 23.Kh1 Qf3 24.Kg1 Qg4 25.Kh2 Qh5 26.Kg3 f5 27.ef5 Rf8+=) 23.Rh1+/– Qg6 24.Kf1 h5 25.Rg1 (25.Qe3 Qf7+/–) 25...Qh7 26.Qe3 g5 27.c5 (27.Ke1 h4+/–) 27...Rg8 (27...dc5!? 28.Nc5 b6+/–) 28.cd6+/– c6 (28...cd6 29.Ke1+/–) 29.Nc5 (29.d4!? Qg6+–) 29...b6 30.d7 Kd8 31.Nb7 (better is 31.Nb3+/–) 31...Kd7= 32.d4 (better is 32.Rc1=) 32...Qe7?? (better is 32...Kc7!? 33.Na5 ba5 34.de5 Qe7 35.ef6 Qf6+=) 33.de5 (33.d5 cd5 34.Qb3 Kc7 (34...de4?? 35.Qd5 Ke8 36.Qg8 Qf8 37.Qd5+–) 35.Rc1 Kb7 36.Qd5 Ka6+–) 33...Qe5 34.Rd1 Ke6?? (better is 34...Kc7 35.Nd6 Rgd8+/–) 35.Qb3+– Ke7 36.Qd3 (better is 36.Nd6 Qd6 37.Rd6 Kd6 38.Qf7+–) 36...Qe6 37.Qd6 (better is 37.e5!? fe5 38.Qh7 Kf8 39.Rg3+– (39.Qh5?! Qc4 40.Kg2 Qe4 41.Qf3 Qf3 42.Kf3 Ke7+–)) 37...Qd6+/– 38.Nd6 (38.Rd6?! Rab8 39.e5 Rb7 40.Rf6 c5+=) 38...Rad8 (38...Ke6 39.Nf5+/–) 39.Nf5+– Ke8 (39...Ke6 40.Rd8 Rd8 41.Ng7 Ke5 42.Nh5+–) 40.Rd8 (40.Rc1 Kd7+–) 40...Kd8 41.Ke2 Re8 42.Rd1 (42.Ke3 a5+–) 42...Kc8?? (better is 42...Kc7 43.Ke3 Rd8+–) 43.Nd6+– (43.Nd6 Kd7 44.Ne8 Ke8 45.Rd6+–) 1–0. GuestJXBM – GuestXXWF, freechess.org, 2017.

5.Nf3 Bg4 6.Be2 Be7 7.d3 0–0 8.Nbd2 Nc6 9.a3 a5 10.b5 Na7 11.0–0 b6 12.a4 c6 13.h3 Bh5 14.e4 cb5 15.cb5 d5 (better is 15...Rc8!?+=) 16.Ne5+/– de4? (better is 16...Be2 17.Qe2 Bb4+/–) 17.Bh5+– Qd5 (17...Nh5 18.Qh5 f6+–) 18.de4 Qc5 (18...Qe6 19.Bg4 Ng4 20.Qg4 (worse is 20.hg4 Rad8+–) 20...Qg4 21.hg4+–) 19.Rc1 Qb4 20.Nd3 (better is 20.Bc3 Qd6 21.Bf7 Rf7 22.Nf7 Kf7+–) 20...Qd6 21.Be2 Qc7 (21...Qd7+–) 22.Rc7 Rac8 23.Rc8 (better is 23.Re7 Ra8+–) 23...Rc8 24.e5 Nd5 25.Nf3 Nb4 26.Nb4 Bb4 27.Qb3 (better is 27.Qd7 Bc5+–) 27...Rf8 28.Rc1 Nc8 29.Ba3 Ba3 30.Qa3 Re8 31.Bd3 (31.Qd3 Rf8 32.Qd7 Nd6 33.ed6 g6 34.Rc8 Rc8 35.Qc8 Kg7 36.d7 f6 37.d8Q g5 38.Qg8 Kh6 39.Qcf8 Kh5 40.Qgf7) 31...h6 32.Bf5 Ne7 33.Qd6 (33.Qe7! Ra8 34.e6 Rf8 35.ef7 Rf7 36.Rc8 Rf8 37.Qf8) 33...Nf5+– 34.Qd7 Re6 35.Rc8 Kh7 36.Rc7 (36.Qd3 Rf6 37.ef6 Kg6 38.Nh4 Kh7 39.Qf5 g6 40.Ng6 fg6 41.Qd7) 36...Re7 37.Qe7 (37.Qf5 g6 38.Qc8 Rc7 39.Qc7 g5 40.Qf7 Kh8 41.e6 g4 42.e7 gf3 43.e8Q) 37...Ne7+– 38.Re7 (38.Re7 Kg8 39.Ra7+–) 1–0. Fournier,Frederic – esbirro, Partie evaluee, 1m + 2s, 2009.

5.Nf3 Bg6 6.Be2 Nbd7 7.d3 c6 8.0–0 Qb6 9.a3 a5 10.b5 (10.Nc3 ab4 11.Na4 Qc7 12.ab4 Be7=) 10...cb5 11.cb5 Be7 (11...Qb5 12.Qd2+=) 12.Qd2 (12.Nc3 Rc8=) 12...0–0 (12...Nc5 13.Ra2 Qb5 14.Nc3+=) 13.Nh4 (13.Nc3 Rac8=) 13...a4 (13...Qb5!? 14.Nc3 Qb3=) 14.Ng6+= fg6 15.d4 ed4 (15...e4!?+=) 16.Bd4+/– Qd8 17.Bf3 Nc5 18.Qb4 (18.Bc5 dc5 19.Bb7 Rb8+–) 18...Nb3+= 19.Qc4 (19.Bf6 Bf6 20.Ra2 Nc5+/–) 19...Kh8 (better is 19...d5!? 20.Qd3 Na1 21.Ba1 Kh8+=) 20.Ra2 (worse is 20.Bb7 Na5 21.Qa4 Nb7+=) 20...d5 21.Qd3 Ne4 (21...Nd4 22.Qd4 Bd6 23.Rd1+=) 22.Be4+/– de4 23.Qe4 b6 (23...Nd4 24.Qd4 Qc7 25.Rd2+/–) 24.Bb6! Qb6 25.Qe7 Rae8? (25...Qb5 26.Nc3 Qc4 27.Qb4+/–) 26.Qg5 (better is 26.Qb4!? Nc5 27.Nc3 Ra8+–) 26...Rf5 (26...Rc8 27.Rd1+/–) 27.Nc3?? (better is 27.Qg4 Qa5 28.Rc2+–) 27...Rg5–+ 0–1. GuestVCLQ – GuestZNPQ, freechess.org, 2017.

5.Nc3 a6

6.Nf3 Nc6 7.a3 g6 8.Be2 Bg7 9.0–0 Ne4 10.Ne4 Be4 11.d3 Bf3 12.Bf3 (worse is 12.gf3 0–0+=) 12...Rb8 13.Qa4 Qd7 14.Qb3 0–0 15.a4 White intends b5 15...Ne7 16.b5 ab5 17.ab5 c6 18.Ra7 d5 19.Ba3 Ra8 20.bc6 Nc6 21.Ra8 (21.Bf8?! Ra7 22.Bc5 Ra5+/–) 21...Ra8 22.Bd5 Bf8 23.Bb2 Rd8 24.Ra1 Nb4 25.Ra5 Qc7 26.Rb5 b6? (better is 26...Nd5 27.cd5 Rd7+/–) 27.Rb4+– Bb4 28.Qb4 Kg7 29.g3 f6 30.d4 White plans c5 30...ed4 31.Bd4 (31.ed4?! b5+–) 31...Qd6 32.Qb6 Qb6 33.Bb6 Rb8 34.c5 Kf8 35.c6 (better is 35.Kg2+–) 35...Rb6+/– 36.c7?? (better is 36.Kg2 Ke7 37.g4+/–) 36...Rb1+= 37.Kg2 Rc1 38.h4 Rc7 39.Bf3 Ke7 40.Bd5 ½–½. combijack (1770) – luker67 (1710), gameknot.com, 2010.

6.Nf3 Be7 7.d4 Nbd7 8.Be2 0–0 9.Nh4 ed4 10.Nf5 dc3 11.Bc3 Ne5 12.Qd4 Qd7 13.g4 Rfe8 14.Ng7 Kg7 15.g5 Nfg4?? (better is 15...Kh8+=) 16.Bg4+– Qc6 17.Rg1 Qb6 (17...Kf8 18.f4 Bg5 19.fg5 (19.fe5?! Re5 20.Bd2 Rae8+–) 19...Qc4 20.Kd2+–) 18.Qb6 cb6 19.f4 Bd8 (19...Kf8 20.fe5 Bg5 21.Ke2 (worse is 21.ed6 Be3 22.Rg2 Bc5 23.Kd2 Bd6+–) 21...de5 22.Bf3+–) 20.fe5 de5 21.Bf3 Re7 22.0–0–0 Rb8 23.Rd5 Kf8 (23...Bc7 24.Be4+–) 24.Re5 Rc7 (24...Rc8 25.Bd5+–) 25.Bd5 Rd7 (25...b5 26.Rf5 Rbc8 27.Rgf1+–) 26.Rf1 Rc8 27.Be6 (27.Be6 Rcc7 28.Ref5+–) 1–0. Jaramillo,Carlos Orlando (1930) – Trujillo,Luis Angel (1680), Ibague COL, Men Ch, 2013.

5.Nc3 Nc6

6.a3 a6 7.Nf3 e4 (7...Be7 8.d4=) 8.Qc2+= ef3? (better is 8...Be7!?+=) 9.Qf5+/– fg2 10.Bg2 Ne7 11.Qc2 c6 12.h4 Ng6 13.h5 Ne5 14.Ne4 Be7 15.Ng3 0–0 (15...Qc7!?+–) 16.f4 Neg4 17.Nf5 Re8?? (better is 17...g6 18.Bh3 gf5 19.Qf5 h6+–) 18.Bf3 g6 (18...Nh6 19.Nh6 gh6 20.Rg1 Kf8 21.d3+–) 19.hg6 fg6 20.Bg4 Ng4 21.Nh6 (21.Ne7?! Qe7 22.Qc3 Ne5+–) 21...Nh6 22.Rh6 Bh4 (22...Rf8 23.Rg6 Kf7 24.Rg7 Ke8 25.Qh7+–) 23.Ke2 Bf6 (23...Qe7 24.Rh1 Qe4 25.Qe4 Re4 26.R1h4 Re7 27.Rg6 hg6 28.Rh8 Kf7 29.Ra8 Re4+–) 24.Rg6! hg6 25.Qg6 Kf8 26.Qh6 (26.Qf6?! Qf6 27.Bf6 b5+=) 26...Kf7 (26...Ke7 27.Qh7 Kf8 28.Rg1 Re3 29.de3 Bg5 30.fg5 b5 31.Rf1 Qf6 32.Rf6 Ke8 33.Rf7 bc4 34.Qg8) 27.Qh7 Kf8 28.Rg1 Re3 29.de3 Bg5 30.Rg5 Qg5 31.fg5 1–0. gioco1b4 – Bewitchess, ChessWorld.net, 2012.

6.a3 Qd7 7.b5 Nd8 8.Nf3=.

6.a3 Be7 7.Nf3 0–0 8.d4 e4 9.Nd2 Re8 10.Be2 Bf8 11.h3 Qd7? (11...Bg6 12.d5 Ne5 13.0–0+=) 12.0–0 (12.g4 Bg6 13.g5 Be7+–) 12...Ne7? (12...Qe7 13.d5 Ne5 14.g4+=) 13.f3?? (better is 13.g4+–) 13...ef3+= 14.Nf3 Ng6 15.Qd2 (15.g4 Re3 16.gf5 Qf5 17.Qd2 Qh3 18.Bd1=) 15...Qe7= 16.Kf2 c6 17.Rae1 d5 18.c5 Rad8 19.Bd3 Ne4 20.Be4 de4 21.Nh2 Qg5 22.g4 Be6 23.Kg2 Ne5! 24.Ne4? (24.de5 Rd2 Pinning (24...Rd2 Deflection)) 24...Bd5–+ 25.Rf4 (25.Kg3 Be4 26.Qf2–+) 25...Nc4 26.Qc1 Re4 27.Kg3 Nb2 (better is 27...Qe7!? 28.Nf3–+) 28.Qb2 Be7 29.Nf3 Qh6 30.Qg2 (30.Qf2 Rf4 31.ef4 Re8–+) 30...Rf4 (30...Rf4 31.ef4 Bh4 32.Nh4 Bg2–+) 0–1. Rush,Bradley – Salazar_Moran,Alejandro, OP–2011–0–01547, 2011.

6.a3 h6 7.Nf3= a6 (7...e4 8.b5 Ne5 9.Nd4=) 8.d4 e4 (8...ed4 9.ed4 Be7 10.Bd3 Bd3 11.Qd3+=) 9.Nd2 Be7 (9...Qe7 10.Be2+=) 10.Be2 (10.Qc2 Qd7+/–) 10...0–0 11.Qb3 (11.Qc2 Re8+/–) 11...Re8+= 12.0–0–0 (12.Qc2!?+=) 12...Bf8= 13.h3 (13.Rhg1 Qd7=) 13...h5 (13...a5 14.b5 Ne7 15.g4+/–) 14.Bh5 (14.Qc2 h4=) 14...Nh5 15.g4 Bg6 (15...Nf4 16.ef4 Nd4 17.Qa2=) 16.gh5+= Bh5 17.Rdg1 f5 18.Nd5 Bf7 19.Nf4 (19.f3 ef3 20.Nf3 a5+=) 19...Qh4 (19...b5 20.Qc3 bc4 21.Nc4=) 20.Rg3+= b5 21.Rhg1 (21.Qc3 bc4 22.Nc4 d5=) 21...bc4 (21...a5 22.d5 Ne5 23.cb5 ab4 24.a4+=) 22.Nc4+/– d5 (22...Kh8 23.Ne5 Ne5 24.Qf7 Nf7 25.Ng6 Kh7 26.Nh4+/–) 23.Nd2 (23.Ne5 Ne5 24.de5 Qe7+/–) 23...Red8 (23...Ne7 24.Qc3+=) 24.Qd1 (24.Qc2 Rd6+=) 24...Rab8 (24...Rdb8 25.Qc2 Rb6 26.Kd1=) 25.Qf1 (25.Qc2 Ne7+=) 25...Rb6 (25...a5 26.Qg2 Qf6 27.ba5 Na5 28.Bc3=) 26.Ng6 (26.Kd1 Ne7+=) 26...Bg6= 27.Rg6 Rd7 (27...Rd6 28.R6g5 Ne7 29.Kd1=) 28.Bc3 (28.f3 Ne7 29.Rb6 cb6 30.Qa6 Qh6=) 28...Bd6 (28...Ne7 29.Rb6 cb6 30.Kd1=) 29.Qg2+= Qe7 30.Qg5 (30.Kd1 Na7+=) 30...Qg5= 31.R1g5 (31.R6g5 Rf7=) 31...Rf7+= 32.Nb3? (better is 32.Rg1+=) 32...Ne7–+ 33.Rh6 (33.Rd6 Rd6 34.Bd2 Rff6–+) 33...Bb4 34.Rb6 (34.Bb4 Rh6 35.Be7 Re7–+) 34...Ba3 35.Kc2 (35.Bb2 Bb2 36.Kb2 cb6–+) 35...cb6 36.Be1 (36.Rg1 Bd6–+) 36...Nc6 (36...a5 37.Nd2–+) 37.h4 (37.Bc3 Be7 38.Rg1 f4–+) 37...Bd6 (37...a5 38.h5–+) 38.Rg6 (38.h5 Rf6–+) 38...Rf6 (38...Rd7 39.h5–+) 39.Rg5 (39.Rf6 gf6 40.f4 a5–+) 39...a5 40.Nc1 Bb4 (40...b5!? 41.Nb3–+) 41.Bb4 Nb4 (41...ab4?! 42.Ne2–/+) 42.Kb3 f4 (42...Kf7 43.Ne2–+) 43.Na2 Nd3 44.Rd5 (44.Nc3 f3–+ (44...Nf2?! 45.Nd5 Rh6 46.ef4–+)) 44...Nf2 (44...f3 45.Rd8 Kf7 46.Rd7 Kf8 47.Nc3 Nf2 48.Rd8 Kf7 49.Rd7 Kg8 50.Ka4–+) 45.ef4 Rf4 46.Kc3 (46.h5–+) 46...e3 (46...Rh4 47.Kd2–+) 47.Re5 (47.Rb5 Nd1 48.Kd3 Rf2–+) 47...Rh4 48.Nc1 (48.Kc4 Ng4 49.Re4 a4–+) 48...Rh1 (48...Nd1 49.Kd3–+) 49.Ne2 Rh2 50.Re6 (50.Re8 Kh7–+) 50...b5 51.d5 (51.Re7 Kh7–+) 51...Rh3 (better is 51...Kf7–+) 52.d6 Rh5 (52...Kf7 53.Re7 Kf6 54.Re8 b4 55.Kc2=) 53.Kd4 (53.d7!? Rd5 54.Re8 Kf7 55.d8Q Rd8 56.Rd8 b4 57.Kc4+/–) 53...Kf7–+ 54.Re3 Rh8 0–1. jaddwarrior (2065) – Knightlife1 (2175), ChessWorld.net, 2016.

5.Nc3 e4

6.a3 A) 6...Nbd7 A1) 7.Nge2 Ne5 (7...Nb6 8.Ng3 Bg6 9.d3 ed3 10.Bd3 Be7; 7...a5 8.Ng3 Bg6 9.Be2 ab4 10.ab4 Ra1; 7...Bg6 8.Ng3 a5 9.Qc2 c6 10.h4 ab4) 8.Ng3 Bg6 9.Qc2 Nd3 10.Bd3 ed3; A2) 7.d3 ed3 (7...Ne5 8.de4 Ne4 9.Nf3 f6 10.Ne4 Be4) 8.Bd3 Bd3 9.Qd3 Ne5 10.Qe2 a5; B) 6...a5 B1) 7.Qa4 Qd7 (7...Nbd7 8.Qb5 ab4 9.ab4 Ra1 10.Ba1 Qa8; 7...c6 8.b5 Nfd7 9.Qc2 Nc5 10.Nf3 Be7; 7...Nc6 8.Nd5 Be7 9.b5 Ne5 10.b6 Bd7) 8.Qd7 Nbd7 9.Nge2 ab4 10.ab4 Ra1; B2) 7.d3 ab4 (7...ed3 8.Bd3 Bd3 9.Qd3 Nc6 10.Nd5 Ne5; 7...Nc6 8.de4 Ne4 9.Nd5 ab4 10.ab4 Ra1) 8.ab4 Ra1 9.Ba1 Nc6 10.de4 Ne4; C) 6...Nc6 7.d3 ed3 (7...Ne5 8.de4 Ne4 9.Nf3 f6 10.Ne4 Be4) 8.Bd3 Bd3 9.Qd3 a5 10.Nd5 Ne5.

6.Qa4 A) 6...Bd7 A1) 7.Qb3 Nc6 (7...a5 8.Nd5 Nd5 9.cd5 c6 10.Bc4 b5) 8.f3 ef3 9.Nf3 Be6 10.Nd5 Be7; A2) 7.Qc2 Qe7 8.a3 a5 9.b5 Ra7 10.d3 ed3; B) 6...Nc6 B1) 7.Qb5 Bc8 8.Nd5 Be7 9.d3 a6 10.Qa4 ed3; B2) 7.Nge2 Be7 (7...a5 8.b5 Ne5 9.Nd4 Bg6 10.Be2 Nfd7) 8.Ng3 Bg6 9.Be2 0–0 10.0–0 Ne5; B3) 7.Nd5 Be7 8.b5 Ne5 9.Be5 de5 10.Ne7 Qe7; C) 6...Qd7 7.Qd7 Nbd7 8.f3 Ne5 9.fe4 Ne4 10.Nd5 0–0–0.

6.d3= a6 (6...Nc6!? A) 7.a3 ed3 (7...Ne5 8.de4 Ne4 9.Nf3 f6 10.Ne4 Be4; 7...a5 8.de4 Ne4 9.Nd5 ab4 10.ab4 Ra1) 8.Bd3 Bd3 9.Qd3 a5 10.Nd5 Ne5; B) 7.de4 Ne4= 8.Nd5 Ne5 9.f3 Nf6 10.e4 Be6) 7.de4+/– Ne4 (7...Be6+/– 8.Nf3 a5 9.b5 Nbd7 10.Bd3 Nc5; 7...Bd7 8.Nf3 Be7 9.Be2 Nc6 10.a3 0–0; 7...Bg6 8.f3 Nc6 9.a3 Be7 10.Nge2 a5) 8.Ne4?? (better is 8.Qd5 Nc3 9.Qf5+– (9.Bc3?! Qc8+= 10.Nf3 Be6) 9...Na4 10.Qe4 Kd7) 8...Be4= 9.Nf3 Nc6 10.a3 d5 11.Bd3 Be7 (11...Qd6 12.0–0+=) 12.cd5 (12.b5 ab5 13.cb5+= (worse is 13.Bg7 Rg8 14.cb5 Rg7 15.bc6 bc6+=)) 12...Qd5= 13.Be2 (13.Be4 Qe4 14.Qb1 Qg4=) 13...Qd1 (13...Qe6!?=) 14.Rd1+= 0–0 15.0–0 (15.Nd2 Bc2 (15...Bg2? 16.Rg1+–) 16.Rc1 Ba4+=) 15...Rad8 16.Nd4 Bf6 (16...a5 17.Nc6 Bc6 18.ba5=) 17.f3 (17.Nc6 Rd1 18.Rd1 Bb2 19.Ne7 Kh8+/–) 17...Bc2 (17...Bd4 18.Bd4 Nd4 19.Rd4 Rd4 20.ed4=) 18.Nc2 Rd1 (18...Bb2 19.f4=) 19.Rd1+= Bb2 20.Rd7 Rc8 (20...Be5 21.Nd4 Nb8 22.Re7=) 21.Kf2 (21.f4 Nb8 22.Rd1 Re8+=) 21...Ne5 (21...Kf8 22.Rd3=) 22.Rd5+= b5 (22...c6 23.Rd6+=) 23.a4 (better is 23.f4!? Nc4 24.Bc4 bc4 25.e4+/–) 23...c6= 24.Rd6 ba4 25.f4 (25.Ba6 Rb8 26.f4 Ng4 27.Kf3 f5+/–) 25...Ng6= 26.Ba6 Rc7 27.Rd8 (27.Be2 Nf8 28.Bf3=) 27...Nf8+= 28.Ra8 Rd7 29.Ke2 a3 (29...g6 30.Bd3+/–) 30.Bd3 g6 31.Na3 Ba3 32.Ra3 Ne6 33.Be4 Rc7 (33...Rb7 34.Ra4 Rb6 35.g4+–) 34.Rc3 Rb7 35.Rc4 (35.Rc6 Rb4 36.Bd5 Nf8+–) 35...Nd8 36.Kd3 (36.g4 h5+–) 36...Kf8 (36...f5 37.Bf3+–) 37.g4 White prepares f5 37...Ke7 38.h4 (38.g5 Rd7 39.Ke2 Rd6+–) 38...Rb5 (38...Rd7 39.Ke2 Rd6 40.Rc5+–) 39.Kc3 (39.g5 Kd6+–) 39...Kd7 40.f5 Kc7 41.Rc5 Kd6 (41...gf5 42.Rf5 Rf5 43.Bf5+–) 42.Rb5 cb5 43.Kd4 f6 (43...gf5 44.gf5 f6 45.Bd5+–) 44.fg6 hg6 45.Bg6 Ne6 (45...Nc6 46.Kc3+–) 46.Kd3 (46.Ke4 Nc7+–) 46...Ke7 47.Bf5 Ng7 (47...Nc7+–) 48.Kd4 Kd6 (48...Ne8+–) 49.h5 Nf5 (49...Nh5 50.gh5 Ke7+–) 50.gf5 Ke7 51.Kc5 (51.Kc5 Kf8 52.Kd6+–) 1–0. Kukel,Imre (2010) – Huluk,P, SVK–chT3B, 2000.

6.Nge2 Nc6 7.a3 (7.Ng3 Bg6 8.Nd5 Be7 9.d3 ed3 10.Bd3 a5; 7.Nd5 Be7 8.Ng3 Bg6 9.d3 ed3 10.Bd3 a5; 7.b5 Ne5 8.Ng3 Bg6 9.Qb1 Qe7 10.Qc2 h6) 7...a5 8.b5 Ne5 9.Ng3 Bg6 10.Qb1 Qe7.

5.d3 d5

6.c5 Nbd7 7.Nc3 (7.Nf3 a5 8.a3 ab4 9.ab4 Ra1 10.Ba1 b6=) 7...a5+= 8.a3 Be7 9.Nf3 0–0 10.Qb3 (10.Na2 ab4 11.ab4 Bg4+=) 10...ab4 11.ab4 Ra1 12.Ba1 c6 13.Be2 b6 14.d4 bc5 15.bc5 Qc7 16.0–0 e4 17.Nd2 Rb8 (17...Ng4 18.Bg4 Bg4 19.Qc2+=) 18.Qa4 (18.Qd1 Rb7=) 18...Nf8 (18...Ng4 19.Bg4 Bg4 20.h3+=) 19.Rb1 Rb1 20.Ncb1 h5 (20...Bg4 21.Ba6=) 21.Bc3 Ng4 The mate threat is Qxh2 22.g3 (22.Nf1 h4=) 22...h4 23.Qa5 Qd7 24.Nf1 Ne6 25.f4 (better is 25.Qa8!? Kh7 26.gh4 Bh4 27.Ng3+=) 25...ef3–/+ 26.Bf3 Ng5 Do you see the mate threat? (26...Bb1?! 27.Bg4 Bd3 28.gh4 Bh4 29.Be1 Be1 30.Qe1=) 27.Nbd2 Bd3 28.Qa1 (28.gh4!? Nf3 29.Nf3–/+) 28...Nf3–+ 29.Nf3 Qf5 Threatening mate: Qxf3 30.N1d2 Be2 31.Qa7 Bf3 32.Qe7 (32.Qb8 Kh7 33.Qf4–+) 32...Be2 (32...Be2 33.Qd8 Kh7 34.Qh4 Kg6 35.Qg4 Bg4–+) 0–1. Van Rooijen,Peter – Wolczek,Stanislaus, corr ICCF EM/C/A054, 1998.

6.cd5 Bb4 7.Nc3 (better is 7.Nd2!? Nbd7 8.a3+=) 7...Nd5–+ 8.Qb3 Nc6 9.e4 (9.a3 Ba5–+) 9...Nc3 10.Bc3 Be6 11.Qb2 Bc3 12.Qc3 Qd4 13.Qc1. Schaar,Joerg (1940) – DA (1880), RSX16D – Goldener Oktober–1, 2007.

5.d3 Be7

6.Be2 0–0 7.Nf3 Nbd7 8.Nc3 c6 9.a3 d5 10.cd5 cd5 11.0–0 Rc8 12.Rc1 a6 13.Qb3 Be6 14.Qd1 Nb6 (14...a5 15.b5=) 15.Re1 (better is 15.Ne5!? Bd6 16.f4+/–) 15...Bd6= 16.h3 e4 17.de4 Ne4 (17...de4 18.Ng5 Bf5 19.Qd4=) 18.Ne4 de4 (18...Rc1 19.Qc1 de4 20.Nd4=) 19.Nd4 (19.Qd4!? Qf6 20.Nd2+/–) 19...Bd5 20.Nf5 Bb8? (20...Rc1 21.Qc1 (worse is 21.Bc1 Be5+=) 21...f6 22.Bd4+/– (22.Nd6?! Qd6 23.Qc5 Rd8+=)) 21.Ng7 (21.Bg7!? Rc1 22.Qc1 Re8+–) 21...Qg5 (better is 21...Qd6 22.g3 Rc1 23.Qc1 Rc8+/–) 22.Bf1?? (better is 22.Qd4!? f6 23.Rc8 Rc8 24.Nh5+–) 22...f6?? (better is 22...Rc1 23.Qc1 f6–+) 23.Nh5 Be6 (23...Rc1 24.Bc1 Be5+=) 24.Ng3?? (better is 24.Rc8 Nc8 25.Bc4 Bc4 26.Nf6 Kf7 27.Qd7 Ne7 28.Nh7+/– (28.Ne4?! Qg6 29.Nf6 b5=)) 24...Bg3 25.fg3 Qg3 (25...Rc1 26.Qc1 Qg3 27.Bd4=) 26.Kh1 (26.Qd4!? Na4 27.Qe4 Bh3 28.Rc8 Rc8 29.Bf6+–) 26...Nc4 The isolani on e3 becomes a target 27.Bd4 (27.Bc4 Rc4 28.Qd2 Rf7=) 27...Ne5 (27...Na3!? 28.Bc5 Rfd8+=) 28.Be5 fe5 29.Rc8 Rc8 30.Qd6 Kf7 (worse is 30...Qe1 31.Qe6 Kg7 32.Qe5 Kf8 33.Qf5 Ke7 34.Qc8 Qf1 35.Kh2+–) 31.Rd1 Bh3?? (better is 31...Rc6 32.Qd2 Rc8+=) 32.gh3+– Qf3 (32...Rc6 33.Qd8 Qf3 34.Bg2 Qf5+–) 33.Bg2 Qf5 34.Qd7 (better is 34.Rf1 Qf1 35.Bf1+–) 34...Qd7 35.Rd7 Ke6 36.Rb7 Rc1 (36...Rc3 37.Rb6 Kf5 38.Ra6 Re3 39.Kh2+–) 37.Kh2 Rc3 38.Rh7 Re3 (38...Ra3 39.Be4 Re3 40.Rh6 Ke7 41.Bb7+–) 39.Rh6 Kf5 40.Ra6 1–0. Fournier,Frederic – teukrion, Active, 2008.

6.e4 Be6 7.Nf3 0–0 8.Nc3 Bg4 9.Be2 h6 10.h3 Bh5 11.0–0 Nbd7 12.d4 Nb6 13.a4 Bf3= 14.Bf3 Nc4=+ 15.Qe2 Nb2–/+ 16.Qb2 ed4 17.Ne2 d3 18.Nf4 d2 19.Qd2=+ Nd7 20.Rfe1 Bg5 21.e5 Ne5–+ 22.Qe3 Re8 23.Qd4?? Nf3 24.gf3 Re1 25.Re1 Qd7 26.Nh5 f6 27.f4 Bh4 28.Qd5 Kh7 29.f5 c6 30.Qe6 Qe6–/+ 31.fe6 Re8 32.Kg2 Kg6 33.Nf4 Kf5 34.Kf3 Bf2! 35.Re2 Bb6 36.e7 d5 37.Nh5?? Kg6 38.Nf4 Kf7 0–1. gtate (1920) – wmalone (2000), net–chess.com, 2004.

6.Nf3 0–0 7.a3 Nbd7 8.Be2 c6 9.e4 Be6 10.0–0 h6 11.Qc2 Nh7 12.d4 Bg4 (12...Qc7 13.Rd1+=) 13.h3 (better is 13.Ne5!? Be2 14.Nd7 Bf1 15.Nf8 Bg2 16.Nh7=) 13...Bf3+= 14.Bf3 (worse is 14.gf3 ed4 15.Bd4 Bf6+=) 14...Ng5 15.Be2 ed4 16.Bd4 Bf6 17.Bf6 Nf6 18.Nd2 Re8 Can e4 get defended? 19.Bd3 Ne6 20.Nf3 Nf4 21.Rfe1 Nd7 22.Bf1 Qf6 23.Re3?? (better is 23.Rad1=) 23...Qa1–+ 0–1. Satka,Martin – Ollek,Karl Heinz (1690), Brandenburg Seniors op, 2003.

5.d4 Nbd7

6.d5 g5 7.Ne2 Bg7 (7...Bg6 8.Nec3=) 8.Ng3 Bg6 9.Be2 h5 10.h4 (10.Bd3 Bd3 11.Qd3 Rg8+=) 10...g4 (10...gh4 11.Nf1+=) 11.f3 (11.Bd3 a5 12.Bg6 fg6+=) 11...Qe7 (11...a5 12.a3+=) 12.e4 Bh6 13.Nc3 a6 (13...Bf4 14.Nf5 Bf5 15.ef5 Bg3 16.Kd2+=) 14.Qa4 (14.fg4 hg4 15.Bg4 Nb6=) 14...0–0 (14...Bf4 15.Nf5 Bf5 16.ef5+=) 15.Bc1 (15.fg4!? hg4 16.h5+=) 15...Bf4= 16.Bf4 (16.Nf1 a5=) 16...ef4+= 17.Nf1 Ne5 (17...g3 18.Qc2+=) 18.Nd2 (18.Qc2!?=) 18...g3+= 19.Qc2 Bh7 (19...Nfd7!?+=) 20.Nb3= b6 (20...Ne8 21.Qd2 Ng6 22.Nd4=) 21.a4 Rfb8 (21...Nfd7 22.Qd2 Qf6 23.Kf1=) 22.b5 (22.Qd2 Ng6+=) 22...a5 (22...Nfd7 23.a5=) 23.Kd2 (23.Qd2 Ng6+=) 23...Nfd7 24.Nd4 Qf6 25.Rad1 (25.Nc6 Re8=) 25...Re8 (better is 25...Nc4!? 26.Bc4 Qd4 27.Qd3 Qc5–/+) 26.Kc1 Nc5 27.Kb2 Re7 28.Nb3? (28.Kb1 Rae8=) 28...Ned7?? (better is 28...Nc4!? 29.Bc4 Na4 30.Ka3 Qc3 31.Qc3 Nc3–/+) 29.Ka3 (29.Nd4!?=) 29...Nb3+= 30.Kb3 Nc5 31.Ka3 Rae8 32.Bd3 Qg7 33.Rde1 (33.Rhe1 f5–/+) 33...Qd4 (worse is 33...Nd3 34.Qd3 f5 35.Rhf1+=) 34.Rd1 Nd3 (34...f5!?–/+) 35.Qd3+= Qc5 36.Kb2 Qf2 (36...f5 37.Rde1+= (37.ef5?? Re3–+)) ½–½. Suess,Stefan – Gottsmann,H, Odenwald, 1984.

6.Ne2 Be7=.

6.Nf3 d5 7.de5= Bb4 8.Bc3 Bc3 9.Nc3 Ne4 10.Ne4 (10.Rc1 Nc3 11.Rc3 dc4 12.Bc4 Qe7=) 10...de4 11.Nd2? (better is 11.Nd4!? Bg6 12.e6=) 11...Ne5–/+ 12.Qc2 Nd3 13.Bd3 ed3 (13...Qd3 14.0–0–0–/+) 14.Qc3 (14.Qb3 b6+=) 14...0–0–/+ 15.0–0 Qe7 (15...Qg5 16.Qe5–/+) 16.Kh1 (16.e4 Be4 17.Rfe1 f5 18.Qd3 Rad8–/+) 16...Rad8 (16...Rfd8 17.e4 Bg4 18.Rfe1–/+) 17.Rab1 (17.Qa5 Be4–/+) 17...c5 18.Rg1 Rd6 19.a4 b6 20.a5 f6 (20...Rh6 21.Rgf1–+) 21.ab6–/+ ab6 22.Rge1 Bc8 23.e4 Qe5 (23...Qe5 24.Qb3 Qf4–/+) 0–1. Tain,Julio Antonio – Maurer, corr ICCF, 1981.

6.Nf3 e4 7.Nfd2 c6 8.b5 cb5 9.cb5 d5 10.f3 (10.Be2 Rc8=) 10...Bb4 11.a3 Ba5 12.Be2 0–0 13.0–0 Rc8 14.fe4 Be4 15.Ne4 Ne4 16.Bf3 (16.Bg4 Rc7+=) 16...Ndf6–/+ 17.a4 Bc7 (17...Re8 18.Qe2–/+) 18.Qe1 (18.Nd2 Ng5+=) 18...Qd6 19.g3 h6?? (better is 19...Qe6–/+) 20.Ba3+/– Qd7 21.Bf8 Kf8 22.Be4 Ne4 23.Ra2 Re8 24.Rc2 Re6 (24...Kg8 25.Qd1+/–) 25.Qb4+– Bd6 26.Qb3 g5? (better is 26...Nf6+–) 27.Qd5 b6 (27...Re7 28.Nc3 Nc3 29.Rc3+–) 28.Rc7! Qc7 (28...Bc7 29.Qd7 Double attack (29.Qd7 Pinning; 29.Qd7 Deflection; 29.Qd7 Decoy); 28...Qc7 29.Qe6 Deflection) 29.Qe6 Kg8 (29...Qe7 30.Qh6 Kg8+–) 30.Qe8 Kg7 31.Qe4 f6 (31...Bg3 32.hg3 Qg3 33.Qg2 Qe3 34.Qf2+–) 32.Qf3 Qc2 (32...Be7+–) 33.Qf6 Kh7 34.Qf7 Kh8 35.Qe8 Kg7 36.Rf7 Kg6 37.Rf8 Kg7 38.Qf7 1–0. Bonetti,Shane – simonmansell, ICC, 2002.

5.d4 Be7

6.Qb3 0–0 7.de5= de5 8.Be5 Nc6 9.Bc3 Qd7 10.b5 Nd8 11.Nd2 Ne4 12.Ne4+/– Be4 13.Ne2 Ne6 14.Rd1 Qc8 15.Qb2 c6 16.Ng3 Bg6 17.Be2 cb5 18.cb5 f6 19.0–0 Qc7 20.Rc1 Qb6 21.a4 1–0. einaar (2515) – vainessa (1630), net–chess.com, 2008.

6.Qb3 ed4 7.ed4 0–0 8.d5 =+.

6.Bd3 Bd3=+ 7.Qd3 e4 8.Qc2 Nbd7 9.Ne2 c6 10.Nd2 d5 11.c5 0–0 12.0–0 Rc8 13.a4 b6 14.Nb3 Nb8 15.Nc3 h6 16.b5 bc5 17.Nc5 cb5 18.ab5 Nbd7 19.N3a4 Nc5 20.dc5+= Nd7 21.Qc3 Bf6= 22.Qb4 Bb2 23.Qb2 Nc5=+ 24.Nc5 Rc5 25.Rfd1 Qb6 26.Qe5 Qb5 27.Rab1 Qc6–+ 0–1. gtate (1910) – wmalone (2045), net–chess.com, 2004.

6.de5 de5 7.Qd8 Kd8 =.

5.Nf3 b6

6.d3 Be7 7.Nbd2 0–0 8.Be2 d5 (better is 8...Nbd7!?=) 9.cd5+/– (9.Be5?! dc4 10.dc4 Bb4=) 9...Qd5 (9...Bb4 10.e4 Bg6+/–) 10.a3?? (10.e4 Be4 11.de4 Ne4+–) 10...Bd6? (better is 10...Bd3 11.Bd3 Qd3 12.Ne5 Qb5+=) 11.e4+– Ne4 12.de4 Be4 13.Ne4 Qe4 14.0–0 Nd7 15.Bd3 Qf4 16.Qc2 g6 17.Bc1 Qf6 18.Bh6 Rfe8 19.Be4 Rac8 20.Rac1 (20.Bc6 Qd8+–) 20...c5 21.bc5 (21.Rfd1 Rc7+–) 21...Bc5 22.Qd2 Nf8 23.a4 Ne6 24.Be3 Red8 25.Qe2 Bd6 (25...Be3 26.fe3 Rc1 27.Rc1+–) 26.Rfd1 Rc1 27.Rc1 Qg7 28.Qa6 f5?? (better is 28...Bb8+–) 29.Bd5 Re8 (29...h6 30.Be6 Kh7 31.Rc8+–) 30.Be6 Re6 (30...Kh8 31.Ng5 Rf8 32.Rc8+–) 31.Qc4 (better is 31.Qc8 Bf8 32.Qe6 Qf7 33.Qe5 Qe7+–) 31...Qe7 32.Ng5 Kf8 (32...f4 33.Bd2 Kg7 34.Ne6 Kf6 35.Nf4 ef4 36.Re1+–) 33.Qe6 (33.Qd5 f4 34.Ne6 Kf7 35.Nf4 Kg7 36.Ne6 Kf7 37.Ng5 Kf6 38.Ne4 Kg7 39.Rc8 Qe6 40.Qe6 Bf8 41.Qf6 Kg8 42.Qf8) 33...Qe6 34.Ne6 Ke7 35.Nc7 1–0. Fournier,Frederic – psicology (1610), Active, 2007.

6.Be2 Be7 7.0–0 Nbd7 8.d3 0–0 9.Nbd2 (9.Nc3 a5 10.a3 h6+=) 9...c6 (9...a5 10.Nh4 Be6 11.f4 ab4 12.f5+=) 10.a3 (10.Nh4 Be6+=) 10...Qc7 (10...h6 11.e4 Bh7 12.g3=) 11.Rc1 (11.Nh4 Be6+=) 11...a5 12.b5 Nc5 13.e4 Bg4 14.h3 Bf3 (14...Bh5 15.bc6 Qc6 16.d4 Bf3 17.Nf3 ed4 18.Nd4+/– (worse is 18.Qd4 Nb3 19.Qc3 Nc1 20.Rc1 Rfe8+=)) 15.Nf3+= Rac8 16.d4 Nce4 17.de5 (17.bc6 Qc6 18.Bd3 Rfe8+=) 17...de5 18.Ne5 (18.Be5 Qb7 19.Qb3 Rfe8=) 18...cb5 (18...Rfd8!? 19.Nd3 Qd7+=) 19.cb5= Qd6 (better is 19...Bc5!?=) 20.Nc6 Rce8 21.Qc2 (21.Bd3 Nc5 22.Bd4 Nfd7+/–) 21...Bd8 (better is 21...Qf4!? 22.Be5 Qd2 23.Qd2 Nd2+=) 22.Rcd1+/– Qc7 (22...Qc5!? 23.Bd3 Qc2 24.Bc2 Bc7+/–) 23.Bd3 Ng5 (23...Nc5+–) 24.a4 h6 (24...Be7 25.Be5 Qb7 26.Bc4+–) 25.Ba3 Kh8 (25...Be7 26.Be7 Re7 27.Ne7 Qe7 28.Qc6+–) 26.Bf8 Rf8 27.Bf5 Be7 28.Ne7 Qe7 29.Rfe1 Ne6 (29...Qb4 30.Qc6 Qa4 31.Qb6+–) 30.Qc6 (better is 30.Be6 fe6 31.Qc6 Qb4 32.Qb6 Qa4+–) 30...Re8 (30...Qb4 31.Be6 fe6 32.Qb6 Qa4+–) 31.Be6 fe6 32.Qb6 Nd7 1–0. Galoic,Boris (1955) – Pospis,Mihael, Open Hum na Sutli, 2010.

5.Nf3 c6

6.Be2 Qb6 7.a3 a5 8.b5 cb5 9.cb5 Nbd7 10.Nc3 d5 11.Na4 Qd6 12.Rc1 =.

6.Be2 Nbd7 7.0–0= Qb6 8.a3 =.

6.Be2 Nbd7 7.0–0= Qc7 8.Nc3 (8.d4 e4 9.Nfd2 d5=) 8...Be7 9.Rc1 (9.d4 e4 10.Nd2 0–0=) 9...0–0 10.d4 Rad8 11.Nh4 Bg6 (11...Be6!?=) 12.Ng6+/– fg6 13.Qb3 (13.e4 Qb6=) 13...Kh8 (13...ed4 14.Nb5 Qb8 15.Nd4+/–) 14.b5 (14.Bd3 ed4 15.ed4 Rde8+=) 14...c5 15.de5 de5 16.Bf3 (16.Nd5 Nd5 17.cd5 Qd6+=) 16...Bd6 (16...a6 17.Nd5 Nd5 18.cd5+=) 17.g3 (17.Rcd1 Nb6+=) 17...Rfe8 (17...a6 18.Rcd1=) 18.Qc2 Nf8 (18...Rf8 19.Rcd1=) 19.Rcd1+= Ne6 20.Ne4 Ne4 21.Qe4 Ng5 22.Qg4 (22.Qd5 Nf3 23.Qf3 e4=) 22...Nf3 23.Qf3 e4 24.Qg4 Qf7 25.Rd5 h5 (25...Qf3 26.Qf3 ef3 27.Rfd1+=) 26.Qe2 (26.Qd1 Qe6+=) 26...Be7 (26...Qf3 27.Qf3 ef3+=) 27.Rfd1 b6 (27...Rd5 28.cd5 Bd6 29.a4=) 28.Rd7 Qe6 29.Ra7 Rd1 30.Qd1 Rd8 31.Bg7 Kg7?? (better is 31...Kh7 32.Qa1 Rd2+–) 32.Qd8+– Kf6 33.Qe7 (33.Qe7 Qe7 34.Re7 Ke7 35.Kf1+–; better is 33.Qe8+–) 1–0. Sundin,Thommy (2015) – Teigen,Frode, Gausdal, 1989.

6.Be2 Nbd7 7.0–0 Be7 8.Nc3 (8.a3 0–0 9.Nc3 d5 10.d4 e4 11.Ne5 a5 12.Qb3=) 8...Qb6 (8...0–0 9.d4 e4 10.Nh4 Be6 11.f4 Nb6 12.d5+=) 9.b5 (9.a3 0–0 10.d4 a5 11.c5 Qc7 12.Qd2=) 9...Nc5 (9...cb5!? 10.cb5 d5= 11.d4 e4 12.Ne5=) 10.d4+= Ncd7 11.a4 (11.c5 dc5 12.de5+=) 11...a5 (11...Qa5 12.Qd2+=; 11...Qd8 12.a5+=) 12.Ba3 (12.c5 Qc7+/–) 12...c5 13.de5 (13.Nh4 Bg6 14.Ng6 hg6 15.dc5 dc5=) 13...Ne5 (13...de5 14.Nh4 Bg6 15.Ng6 hg6 16.Qc2=) 14.Nd2 Rd8 15.e4 Bg4 (15...Bc8 16.f4 Ng6 17.Bb2+/–) 16.f3 (16.Bg4 Neg4 17.Nd5 Nd5 18.Qg4 h5+/–) 16...Be6 (16...Bd7 17.f4 Neg4 18.Rf3+/–) 17.Nd5 Bd5 18.cd5 Qc7 19.b6 (19.Rb1 b6+/–) 19...Qb6+= 20.f4 Ned7 21.Nc4 Qc7 22.e5 Ng8 (22...Ne5 23.fe5 de5 24.Ne3+/–) 23.Bb2 f6 (23...Kf8 24.Bc3 b6 25.Rb1+/–) 24.Bh5 (24.Bc3 Ra8+–) 24...Kf8 (24...g6!? 25.Re1 Kf8+–) 25.Bc3+– b6 (25...Ra8 26.Bg4 Nb6 27.Ba5 Ra5 28.Na5+–) 26.Rb1 (better is 26.e6 Nb8 27.Rb1 Na6 28.Rb6 Nb4+–) 26...Rb8? (26...f5+–) 27.e6 g6 28.Bf3 (28.ed7?! gh5 29.Qh5 Qa7+–) 28...Ke8 (28...Kg7 29.ed7 Nh6 30.Re1+–) 29.ed7 Kd7 (29...Qd7 30.Ba5! Bd8 31.Re1 Kf7 32.Re6+– (32.Nb6?! Qa7+–)) 30.Bg4 Kd8 (30...Ke8 31.Rb6! Rb6 32.Ba5+– (32.Nb6?! Qb6 33.Re1 Kf8+/–)) 31.Nb6! Qa7 (31...Rb6 32.Ba5) 32.Nc4 h5 (32...Rb4 33.Be2 Rb1 34.Qb1 Ke8+–) 33.Na5 Rb1 (33...Rb6 34.Be6 Ke8+–) 34.Qb1 Ke8 35.Qg6 (better is 35.Nc6 Qa8 36.Qg6 Kf8 37.Ne7 Qe8 38.Bh5 Rh5 39.Qg8 Ke7 40.Qg7 Qf7 41.Bf6 Ke8 42.Re1 Re5 43.Be5 Qg7 44.Bg7 Kf7+–) 35...Kf8 36.Nc6 (36.Nc6 Rh6 37.Qg8 Kg8 38.Be6 Kf8 39.Na7+–) 1–0. Buczinski,Henryk – Skudrzyk, Siemianowice Slaskie Poland, 1966.

5.Nf3 e4

6.Nd4 Nc6?? 7.Nf5+– Nb4 8.Be2 (8.Qb3 d5+–) 8...g6 (8...Qd7 9.g4 h5 10.Bf6 gf6 11.Qb3+–) 9.Ng3 h5 (9...Nd3 10.Bd3 ed3 11.Qf3+–) 10.Qb3 h4 (10...d5 11.cd5 Rh7 12.Bf6 Qf6 13.Nc3+–) 11.Ne4 Ne4 12.Bh8 Qf6 (12...a5+–) 13.Bf6 (13.Bf6 Nf6 14.Qb4+–) 1–0. Fournier,Frederic – cuidado, Active, 2007.

6.Nd4 Bg6 7.d3 c5 8.Ne2 cb4 9.Nf4 ed3 10.Nd2 Nbd7 11.Ng6 fg6 12.Bd3 Be7 13.0–0 0–0 14.Be2 a5 15.Qc2 Rc8 16.Rac1 b5 17.e4 Kh8 18.Qb1 bc4 19.Nc4 Nc5 20.Bf3 Ne6 21.Rfd1 Attacking the isolated pawn on d6 21...Ng5 22.Qd3 a4 23.Qe2 (23.Nd2 Qd7+=) 23...Qe8+= 24.Bf6 Nf3 (24...Bf6? 25.Nd6 Nf3 26.Qf3+–) 25.gf3 (25.Qf3 A) 25...Bf6? 26.Nd6 (26.Rd6?? Bg5 27.Qe2 Bc1–+) 26...Qe6 27.Rc8 Rc8 28.Nc8 Qc8 29.e5 Be5 30.Qb7+–; B) 25...Rf6 26.Qd3 Qg8+=) 25...Rf6–/+ (25...Bf6? 26.Nd6 Qe6 27.Rc8 Rc8 28.Nc8 Qc8 29.Qb5+–) 26.Nb6 Rb8 27.Nd5 Rf8 28.Rb1 Bf6 29.Nb4 Qe5 30.Nd5 Rbe8 31.Qe3 Bg5 32.Qd3 Bf4 33.Nf4 Qf4 34.Rb7 (worse is 34.Qd6 Qf3 35.Qg3 Qe4–/+ (35...Re4?? 36.Qf3 Ree8 37.Qc6+–)) ½–½. Daatselaar,Jan Bart van (2200) – Weert,Steven de (2200), KE04 NBC Email, 2001.

6.Nd4 Bg6 7.Be2 c5 8.Qa4 Qd7 9.Qd7 Nbd7 10.bc5 dc5 11.Nb5 Rd8 (11...Kd8!?=) 12.Na7 h5 (12...Bd6 13.Nb5 Bb8 14.f4+=) 13.Nb5 Ng4 (13...h4 14.Nc7 Ke7 15.0–0+/–) 14.h3 Nge5 15.Nc7 Ke7 16.0–0 Kd6 17.Nd5 Nf3?? (17...Nd3 18.Bd3 ed3 19.Nbc3+/–) 18.Bf3 (better is 18.gf3 ef3 19.Bf3+–) 18...ef3+= 19.gf3 Ne5 (19...Bd3!? 20.Rc1 Bc4+=) 20.Be5+/– Ke5 21.Nbc3 (21.e4!?+–) 21...Bd3+/– 22.Rfe1 (22.f4 Ke6 23.Rfb1 Bb1 24.Rb1 Rb8+/–) 22...Bc4+= 23.Nb6 (23.f4 Kd6 24.e4 b5=) 23...Ba6 (23...Be6 24.Red1+=) 24.Red1 (24.d4 Kf5 25.Rad1 cd4 26.ed4 Bd6+=) 24...Bd6 (better is 24...Bd3!?+=) 25.f4 Kf5 26.a4 (26.d4 cd4 27.Rd4 Bc5 28.Rd5 Rd5 29.Nbd5 Re8+/–) 26...Rhg8 (26...Bd3 27.a5 Rhg8 28.Kg2=) 27.a5 (27.d4!?+=) 27...g5 28.fg5 Rg5 29.Kh1 Rdg8 30.Rg1 c4 31.Rg5+/– Rg5 32.Rg1?? Bb4 33.Rg5 Kg5 34.f4 Kf5 35.Nbd5 Ba5 36.Kg2 Bc3 37.Nc3 b5 38.Kf3 b4 39.e4 Ke6 40.Nd5 b3 41.Nc3 b2 42.Ke3 f5 43.e5 h4 44.Kd4 Bb7 45.Kc4 Be4 46.Kb3 b1Q 47.Nb1 Bb1 48.Kc4 Be4 49.d3 Bg2 50.d4 Bh3 51.d5 Kd7 52.Kc5 Bg2 53.e6 Ke7 54.Kc6 h3 55.Kc7 –+. PondScum – billfellows, Caissa.com, 2004.

6.Nd4 Bg6 7.Be2 c5 8.bc5 dc5 9.Nc2 Bd6 10.g3 0–0 11.0–0 Qe7 12.Nc3 Nc6 13.Nb5 a6 (13...Be5!? 14.Be5 Ne5–/+) 14.Nd6+= Qd6 15.d3? (better is 15.Rb1+=) 15...ed3–+ 16.Bf3 Rad8 17.Na3 Nb4 (17...d2 18.Qb3–+) 18.Qd2 (18.Bb7 Rfe8 19.Bf6 Qf6 20.Qd2–/+) 18...b5 (better is 18...b6–+) 19.cb5+= ab5 20.Nb5 Qb6 21.Nc3 c4 (21...Qe6 22.Rfc1+=) 22.Rab1 (better is 22.Na4 Qb5 23.Bf6 gf6 24.Rab1+=) 22...Qd6?? (22...Qa6 23.a4 Nbd5 24.Nd5 Nd5 25.a5+=) 23.Rfc1?? (better is 23.Nb5 Qb6 24.Qb4+–) 23...Nc2+= 24.Rd1 Rfe8 25.Rbc1 Nb4?? (25...Qe6 26.a4–/+) 26.a3?? (26.Nb5 Qe7 27.Ba3 c3 28.Nc3 Rb8+/–) 26...Nbd5?? (better is 26...Nc2+=) 27.Nd5+/– Nd5 28.Rc4 Nb6?? (28...Qe6 29.Rdc1+/–) 29.Rc3 (29.Rc6 Qb8 30.Qc3 f6 31.Qb3 Nc4 32.Qc4 Bf7+–) 29...h6?? (29...Na4!? 30.Rc6 Qd7+/–) 30.Rdc1 (better is 30.Rc6 Qb8 31.Qc3+–) 30...Na4 31.Rc6 Qd7 32.Qb4?? (better is 32.Bd4 Bf5 33.Qd1+–) 32...Nb2= 33.Qb2 d2 34.Rd1 Re6 35.Rc2?? (35.Rc4 Rd6+=) 35...Rd6?? (35...Bc2 36.Qc2 Ra6 37.a4–/+) 36.Qa2?? (better is 36.Rc4+=) 36...Bc2–+ 37.Qc2 Rc8 38.Qa2 Rc1 39.Kg2 (39.Qb2!? Qc6! 40.Qb8 Kh7 41.Be2–+) 39...Rd1 40.Bd1 Rc6 (better is 40...Qc6 41.f3 Rd3–+) 41.a4?? (better is 41.Qb3–+) 41...Rc1 42.Bf3 d1Q 43.Bd1 Rd1 (worse is 43...Qd1 44.e4 Qf1 45.Kf3 Qd3 46.Kg4 Qe4 47.f4–+) 44.a5 (44.Qb3 Qc6 45.Kh3 Qf3 46.Qb8 Kh7–+) 44...Rd6 0–1. Fournier,Frederic – guest523, Active, 2005.

5.Nf3 g6

6.Nc3 Nc6 7.a3 Bg7 8.b5 Nb8 9.Be2 Nbd7 (9...0–0 10.0–0=) 10.d3 (10.0–0 0–0=) 10...Rg8 (10...0–0 11.0–0=) 11.h3 (11.0–0 h6+=) 11...Nc5 (11...e4 12.Nd4=) 12.e4 Be6 13.Ng5 (13.0–0 a6=) 13...Bd7 (better is 13...h6 14.Ne6 Ne6+=) 14.Nd5?? (better is 14.0–0+=) 14...Nd5–+ 15.Nf7 Kf7 16.cd5 (16.ed5 a6 17.d4 ed4 18.Bd4 Bd4 19.Qd4 Re8–+) 16...Bb5 17.0–0 Ba4 18.Qe1 Rf8 19.f4 ef4 20.d4 (20.Rf4 Kg8 21.Rf8 Qf8–+) 20...Nb3 (20...Ne4 21.Rf4 Nf6 22.Bb5–+) 21.Rb1 (21.Rf4 Kg8 22.Rf8 Qf8–+) 21...Nd4 (21...Bd4?! 22.Bd4 Nd4 23.Rf4 Kg8 24.Rf8 Qf8 25.Rb7–+) 22.Bd4 (22.Qf2 Ne2 23.Qe2 Bh6–+) 22...Bd4 23.Kh1 Kg8 (23...Rb8 24.Rb4 Qf6 25.Ra4–+) 24.Qb4? (24.Rb4–+) 24...Bc2 25.Rbc1 (25.Qd4 Bb1 26.Rb1 b6–+) 25...Be4 (25...Bc5 26.Qc4 f3 27.Bf3 Be4 28.Be4 Qe7–+) 26.Qd4 Re8 27.Bf3 (27.Bg4 Qg5 28.Rc7–+) 27...Bf3 28.Rf3 Re2 (28...g5 29.Rb1 c5 30.dc6 bc6 31.Qc4 d5 32.Qc6–+) 29.Qf4 Qe7 30.Qc4 h5 (30...Rc8 31.Qb5 c6 32.dc6 Rc6 33.Rc6 bc6 34.Qc6 Re1 35.Kh2 Qe5 36.Rg3–/+) 31.Qc7–/+ Re1 32.Kh2 Qe5 33.Rg3 h4 (33...h4 34.Qc3 Qg3 35.Qg3 hg3 36.Kg3 Rc1–+) 0–1. Rush,Bradley – Graham,Victor, IECG, 1995.

6.Nc3 Bg7 7.d4 Nc6 8.d5 Ne7 9.Bd3 a5 10.b5 0–0 11.e4 Bd7 12.0–0 Nh5 13.g3 (13.c5 Nf4+=) 13...Bg4 14.Be2 Nf6 15.a4 Bh6 16.c5 Bf3 17.Bf3 dc5 18.Qc2 Qd6 19.Rfe1 Nd7 20.Nb1 Nc8 21.Na3 Ncb6 22.Rad1 f5 23.Qb3 fe4 24.Be4 Kh8 25.Bc3 Bg5 26.Re2 Rf7 27.h4 Bh6 28.Bc2 Re7 29.Nc4 Increasing the pressure on the isolated pawn on e5 29...Nc4 30.Qc4 Bg7 31.h5 gh5 32.Qh4 Nf6 33.Rde1 Rae8 34.Ba5 Qd5 35.Bc3 b6 36.Re3 Kg8 37.Bd3 Ng4 38.Qh5 Ne3 39.Bh7 Kf8 40.Re3 Re6 41.Bg6 Rg6 (41...R8e7!?=) 42.Qg6+= Re7 43.Rd3 Qf7 44.Qg4 Qe6 45.Rd8 Kf7 46.Qh5 Qg6 47.Qf3 Qf6 48.Qd1 Qf5 49.a5 ba5 50.Ba5 Kg6 51.Rd5 Bf8 52.Rc5 Rf7 53.Rc6 White intends b6 53...Bd6 54.Qe2 Kh7 55.b6 cb6 56.Bb6 (worse is 56.Rb6 Bc5 57.Rb2 Bd4+=) 56...Be7 57.Be3 Bf6 58.Rc5 Rb7 59.Qc4 Qf3 60.Rc8 Rg7 61.Rc7 ½–½. Fournier,Frederic (2320) – Mephisto (2190), echecsemail.com, 2007.

6.d4 d5 7.a3 e4=.

6.d4 Nbd7 7.Be2 Bg7 8.Nh4 Bb1 9.Rb1 0–0 10.Nf3 c6 (10...Qe7!?+=) 11.de5+/– de5 12.Ne5 Ne5 13.Be5 Qe7? (better is 13...Re8 14.Qd8 Rad8+/–) 14.Bd6+– Qe4 15.Bf8 Rf8 16.0–0 Qe7 17.Bf3 Rd8 18.Qa4 White plans b5 18...a6 19.b5 ab5 20.cb5 c5 21.Rbd1 Ra8 (21...b6+–) 22.Qa8 Bf8 23.Qb7 Qe6 24.Qc6 (24.Qc6 Ne8 25.Rd8 Qc6 26.bc6+–) 1–0. pcmvr (2110) – losertoo (1860), net–chess.com, 2006.

6.Be2 Bg7 7.0–0 0–0 8.d4 ed4 9.Bd4 (9.Nd4 Be6+=) 9...b6 (9...Nc6 10.Bc3=) 10.Nbd2 c5 11.bc5 dc5 12.Bb2 Nc6 13.Nb3 Qd1 14.Rad1 (worse is 14.Bd1 Bd3–/+) 14...Rfd8 15.a3? (15.Ne5 Ne5 16.Be5 Bc2 17.Rd8 Rd8+=) 15...Bc2 (better is 15...Rd1!? 16.Bd1 Bd3–/+) 16.Rd8+= Rd8 17.Nc1 (17.Nbd2!?+=) 17...Ne4–/+ 18.Bg7 Kg7 19.Ne1 Bd1 20.Bd1 Rd1 21.Ned3 Rf1 22.Kf1 Na5 23.Nb2 Nd2 24.Ke2 Ndc4 25.Nc4 Nc4 26.Nd3 (better is 26.a4–+) 26...Na3 27.Ne5 c4 28.Kd2 b5 (28...Kf6 29.Nc6 Nb5 30.e4–+) 29.Kc3 a5 30.Nc6 b4 31.Nb4 ab4 32.Kb4 Nc2 33.Kc4 Kf6 (33...Ne1 34.g3–+) 34.g3 Ke5 35.Kd3 Nb4 36.Ke2 Nd5 37.Kd3 f5 38.f4 Ke6 39.h3 (39.e4 fe4 40.Ke4 Nf6 41.Kf3 Kd5–+) 39...Nf6 40.Ke2 Kd5 41.Kf3 h5 42.Kf2 Ke4 43.Ke2 Nd5 0–1. hal1958 – SWGeneral, playchess.de, 2003.

6.Be2 Bg7 7.0–0 Nbd7 8.d4 Qe7 9.de5 de5 10.Nbd2 (10.a3 0–0=) 10...0–0–0 (10...Qb4 11.Qb3 Qb3 12.ab3+=) 11.Rc1 (better is 11.Qa4!? e4 12.Nd4+=) 11...Qb4 12.Qb3 Qb3 13.ab3 e4 (13...h6 14.Ra1 Kb8 15.Ra5+=) 14.Nd4 (14.Ng5!? Nc5 15.Bd4+=) 14...Rhe8 15.Nf5 gf5 16.Rfd1 Nc5 17.Kf1 (17.Bd4 Ne6 18.Be5 c5+=) 17...Nd3 (17...Rd2!? 18.Rd2 Nb3–/+) 18.Bd3+= ed3 (18...Rd3 19.Ke2+=) 19.Nf3 Nh5 (better is 19...f4 20.ef4 Bh8=) 20.Bg7+/– Ng7 21.b4 (21.Rc3 f4 22.ef4 Ne6+=) 21...Ne6 (21...f4!? 22.ef4 c5+=) 22.Rc3 f4 23.Rcd3 Rd3 24.Rd3 c5 25.b5 (25.bc5 Nc5 26.Rd5 b6 27.ef4 f6=) 25...Ng7 (25...fe3!? 26.fe3 Nc7+=) 26.ef4 (better is 26.Rd5 fe3 27.Rc5 Kd8 28.Ne5 e2 29.Ke1+=) 26...Nf5? (26...Re4 27.Ne5 f6 28.b6 ab6 29.Nd7+/–) 27.g3 (better is 27.Rd5!? Ng7+–) 27...h6 (better is 27...Rd8 28.Ne5 Rd3 29.Nd3 Nd6+/–) 28.Rd5 b6?? (28...Ng7+–) 29.Rf5 Re7 (29...Rf8 30.Rf6+–) 30.Ne5 (30.Ne5 Kb7 31.Nc6+–) 1–0. Grits – Whodareswins, Live Game Caissa's Web, 2004.

5.Nc3 c6

6.b5 Qb6 7.Qb3 (7.d4 ed4 8.Qd4 Qd4 9.ed4 d5=) 7...Be7 (7...Nbd7 8.Na4 Qc7 9.d4+=) 8.Nf3 Nbd7 9.d4 e4 10.Nd2 0–0 11.Na4 (11.Be2 a6=) 11...Qc7 (11...Qa5 12.Bc3 Qc7 13.Be2+=) 12.Be2= Bg4 (12...Be6 13.bc6 bc6 14.Qc2=) 13.h3 (better is 13.Bg4!? Ng4 14.Ne4+/–) 13...Be6 (13...Be2 14.Ke2 d5 15.cd5 cd5 16.Rac1+=) 14.Rc1 (14.Nc3 d5=) 14...cb5 (14...a6 15.b6 Qd8 16.0–0=) 15.Qb5 a6 16.Qb3 (better is 16.Qb4!?=) 16...b5–/+ 17.Nc3 bc4 18.Bc4 (18.Qa3 Rfb8–/+) 18...Rfb8 19.Be6 Rb3 20.Bb3 Rc8 (20...Qa5!?+=) 21.0–0 (21.Nce4!? Qc1 22.Bc1 Rc1 23.Bd1 Ne4 24.Ne4=) 21...Qb7= 22.Nce4 Ne4 (22...Rc1 23.Nf6 Nf6 24.Rc1=) 23.Rc8+= Qc8 24.Ne4 Qb7 25.Nd2 (25.Nc3 Nf6+=) 25...d5= 26.Rc1 (26.Rb1 Nf6=) 26...a5 (26...Nf6 27.Nf3=) 27.Rc2 Nb6 (27...Bb4 28.Nf3=) 28.a3 (28.a4 Qa6 29.Bc3 Qe2+=) 28...a4 29.Ba2 Qa6 30.Nf3 (30.Nb1 Bd6=) 30...g6 31.Ne1 Nc4 Attacks the isolani on a3 (31...Qb5 32.Bc1+=) 32.Bc4= dc4 33.f3 (33.Bc1 Qb5 34.e4 f5 35.ef5 Qf5+=) 33...Qb7 34.Kf2 Qb3 35.Ke2?? (better is 35.e4–/+) 35...Bh4–+ (35...Bh4 36.Rd2 c3 37.Bc3 Qc3–+; 35...Ba3?! 36.Ba3 Qa3 37.Rc4+=) 0–1. jaddwarrior (1660) – LSGUK (2240), ChessWorld.net, 2014.

6.b5 Be7 7.d4+=.

6.d4= Nbd7 7.Nf3 e4 8.Nd2 d5 (8...Be7 9.Be2=) 9.c5 (9.b5 Be7=) 9...Be7+= 10.h3 h5 (10...Qc7!?+=) 11.Be2= Qc7 (11...g5 12.b5+=) 12.Qc2 (12.0–0 b6+=) 12...b6 13.Nb3 (13.0–0 Rb8=) 13...bc5 (13...0–0 14.0–0=) 14.dc5 Ne5 15.Nd4 (15.0–0 Rb8 16.Nd4 Bg6=) 15...Bd7 (15...Nd3 16.Bd3 ed3 17.Qd2=) 16.Na4 (16.0–0 a5 17.a3 Rb8+=) 16...Rb8= 17.a3 0–0 (17...a5 18.Nb6=) 18.Nc3 (18.0–0!?+=) 18...a5= 19.Na2 ab4 20.ab4 Ra8 (20...Rb7 21.0–0=) 21.0–0 Qc8 (21...Rfb8 22.Rfd1=) 22.Kh2 (22.Rfb1 Qc7+=) 22...Qc7= 23.Kh1 h4 24.f4 (24.Rfd1 Rfb8=) 24...ef3+= 25.Nf3 Ng6 (25...Nf3!? 26.Bf3 Be6+=) 26.Bd3+= Nh5 (26...Qg3 27.Bg6 fg6 28.Be5+–) 27.Bg6 Ng3 28.Kg1 fg6 29.Be5 (29.Qg6 Bf6 30.Ng5 Bf5 31.Rf5 Ne2 32.Kf2 Bg5 33.Ke2 Rf5 34.Qf5 Be7+–) 29...Bf5 30.Qf5 Rf5 31.Bc7 Nf1 32.Kf1 (32.e4 de4 33.Nd4 Ne3 34.Nf5 gf5–+ (34...Nf5?! 35.Be5–+)) 32...Bf6 33.Rb1 Ra2 34.b5 cb5 35.Rb5 d4 (35...Kf7 36.Rb7–+) 36.ed4? (better is 36.e4!? Rh5 37.e5+=) 36...Bd4–+ 37.Bd8 (37.Rb8 Kf7 38.c6 Rc2–/+) 37...Bf6 (37...Rc5!? 38.Rc5 Rf2 39.Ke1 Bc5 40.Nh4–+) 38.Rb8 Be5?? (better is 38...Kf7 39.c6 Rd5–+) 39.Bc7+– Kf7 40.Be5 Rc2 (40...Ke6 41.Bd4+– (41.Bg7?! Rc5 42.Rb6 Kf7+/–)) 41.Rb7 (41.Bd6 Ra2+–) 41...Ke6 42.Rb6 (42.Bd4 Kd5 43.Rd7 Ke4+–) 42...Kd5 43.Bd6 g5 44.Be7 Rf7 45.Bg5 Kc5 46.Re6 (46.Rb8 Rc7+–) 46...Kd5 (46...Rc7 47.Bh4 Kd5 48.Re5 Kc4 49.Re2+–) 47.Re5 Kd6 48.Re4 (48.Re2 Rc5 49.Bh4 Rc1 50.Kf2 Kc5+–) 48...Rb7 49.Bh4 Rbb2 (49...Rb1 50.Ne1+–) 50.Rg4 Rc1 (50...Rb7 51.Bg3 Kc5 52.Bf2 Kd5 53.Rg5 Ke6 54.Nd4 Kf6 55.Nc2 Kg5 56.Ke2+–) 51.Be1 Rb7 52.Kg1 (52.Ke2 Re7 53.Kd2 Ra1+–) 52...Ke6 (52...Kc5 53.Kf2+–) 53.Kh2 Kf6 (53...Rd7 54.Re4 Kf5 55.Re5 Kg6 56.Kg3+–) 54.Bd2 Rc2 (54...Rcc7 55.Rf4 Ke6 56.Re4 Kd5 57.Re5 Kc4 58.Bf4+–) 55.Be3 g6 (55...Rcc7+–) 56.Bd4 Kf5 (56...Kf7 57.Kg3+–) 57.Nh4 (57.Bh8 Rd7+–) 57...Ke6 58.Rg6 Kd5 59.Rg4 (59.Nf5 Ra2+–) 59...Rb3 (59...Rf7 60.Kg3+–) 60.Bg7 (60.Nf5 Rd2+–) 60...Rf2 (60...Rd3 61.Nf5+–) 61.Rg3 (61.Rg5 Kc4+–) 61...Rb7 (61...Rb1 62.Rd3 Ke6 63.Bd4+–) 62.Bc3 (62.Rg5 Ke6+–) 62...Rh7 (62...Kc4 63.Re3+–) 63.Nf3 Rf7 64.h4 Rc2 (64...Rf5 65.Rh3 Rh5 66.Kg3+–) 65.Ng5 (better is 65.Rg5 Ke4 66.Re5 Kd3 67.Ne1 Kc3 68.Rc5 Kb4 69.Rc2+– (69.Nc2?! Kc5 70.Kg3 Rg7 71.Kh3 Rd7+–)) 65...Rf4 66.Nh3 (66.Kh3 Rc1 67.Rd3 Kc4+–) 66...Rh4 67.Bf6 Rh6 68.Bg7 Rb6 (68...Rh7 69.Rd3 Kc5 70.Be5+–) 69.Rg5 (69.Rd3 Ke4 70.Rd4 Kf5 71.Rd5 Ke6 72.Nf4 Ke7+–) 69...Ke4 (69...Kc4 70.Rg4 Kb5 71.Bd4+–) 70.Re5 Kd3 71.Nf4 Kc4 72.Re4 Kb3 (72...Kb5 73.Kh3+–) 73.Kh3 Rb7 (73...Rc4 74.Re3 Ka4 75.Ne6+–) 74.Ne6 Rc1 (74...Rb4 75.Nd4 Ka4 76.g4+–) 75.g4 Rh1 (75...Rf7 76.g5+–) 76.Kg2 Rc1 77.g5 Rb6 (77...Rb4 78.Nd4 Ka4 79.g6+–) 78.Kf3 (better is 78.g6 Rc4 79.Re3 Kc2+–) 78...Rg1 (78...Rf1 79.Ke2 Rg1 80.Nc5 Kc2 81.Rc4 Kb1 82.Bf6+–) 79.Kf4 (79.Bd4 Re6 80.Bg1 Re4 81.Ke4 Kb4+–) 79...Rc6 (79...Rh1+–) 80.Nd4 (80.Nd4 Kc4 81.Nc6 Kb5 82.Ne7+–) 1–0. Horsak,Antonin – Seidl,P, CZE–ch opA U18, 2002.

6.d4 Be7 7.f3 Nbd7 8.Bd3 e4 9.Ne4 0–0?? 10.Ng3 Bg6 11.N1e2 Qc7 12.Nf4 c5 13.Ng6 fg6 14.a3 cb4 15.ab4+– Rac8? 16.0–0 Qb6 17.Qb3 Kh8 18.Qa4 a6 19.Ne2 Qc7 20.Nf4 Nb6 21.Qa2 Qd7 22.c5 dc5+/– 23.bc5 Nbd5 24.Nd5 Nd5 25.Rae1?? Nb4+= 26.Qb3 Nd3 27.Qd3 Bc5 28.Ba3 b5 29.Bc5+/– Rc5 30.Ra1 Ra8 31.e4 Rc4 32.d5 Qd6 33.Rfe1 Qc5 34.Qe3+/– Qe3 35.Re3 Rd4? 36.Rea3+– Kg8 37.Ra6 Ra6 38.Ra6 b4 39.Rb6 g5 40.d6 Kf7 41.e5 Ke6+= 42.Kf2 Ke5= 43.Ke3 Rd6 44.Rb4 Kf5 45.h4 Re6 46.Kf2 gh4 47.Rh4 h6 48.Ra4 Re5 49.g3 h5 50.Ra8 g6 51.Rf8 Ke6 52.f4 Rf5 53.Rg8 Kf6 54.Ke3 Rb5 55.Rf8 Ke6 56.Kf3 Rb3 57.Kg2 Rb5 58.Kh3 Rf5 59.Re8 Kf7 60.Ra8 g5 61.fg5 Rg5 62.Ra7 Kf6 63.Ra6 Kf5 64.Ra4 Rg4 65.Rg4 hg4 66.Kh4 Kg6?? 67.Kg4+– Kh6 68.Kf5 Kg7 69.Kg5 Kh7 70.Kh5 Kg7= 71.g4 Kh7 72.g5 Kg7 73.Kh4 Kh7 74.Kh5 Kg7 75.Kg4 Kg6 76.Kf4 Kg7 77.Kf5 Kf7 78.g6 Kg7 79.Kg5 Kg8 80.Kf6 Kf8 81.Kf5 Kg8 82.Kg5 Kg7 83.Kh5 Kg8 84.Kh6 Kh8 85.g7 Kg8 86.Kg6 ½–½. euforia (1795) – elmago378, internet, 2007.

6.Be2 d5 7.cd5 Bb4 8.Qb3=.

6.Be2 Nbd7 7.Nf3= Be7 (7...a5 8.b5=) 8.d4 ed4 (8...0–0 9.0–0=) 9.ed4 (9.Nd4 Bg6+=) 9...0–0 (9...d5 10.c5=) 10.0–0 (10.d5 Qb6 11.a3 c5=) 10...Re8 (10...d5 11.c5=) 11.Nh4 (11.d5 Qb6 12.a3 a5+=) 11...Bg6 (11...Be6 12.d5 cd5 13.Nd5=) 12.Qb3 (12.Ng6 fg6 13.d5 Qb6+/–) 12...Bh5 13.Rfe1 Be2 14.Re2 Nh5 (14...Nb6 15.Nf5+=) 15.Nf3 (15.Rae1 Nf4 16.Re3 Nd3 17.Rd3 Bh4 18.Re8 Qe8+=) 15...Bf8 (15...Ndf6 16.Bc1+=) 16.Rae1 (16.Re8 Qe8 17.Re1 Qd8+/–) 16...Re2+= 17.Re2 (17.Ne2 Nhf6+=) 17...Nf4 18.Re4 Ng6 (18...Nd3 19.Re3 Nb2 20.Qb2+=) 19.d5 (19.a3 Nf6 20.Re1 d5+=) 19...c5 (19...a5 20.a3+=) 20.a3 a6 (20...Nge5 21.Re3+/–) 21.Ne2 (21.Re3 Nge5 22.Nd2 cb4 23.ab4 Qc7+=) 21...b5+= 22.Ng3 (22.Nd2 Rc8+=) 22...Nf6 (22...Nb6 23.cb5 ab5 24.bc5 dc5 25.Qb5=) 23.Bf6 (23.Re1 cb4 24.ab4 a5+=) 23...gf6 (better is 23...Qf6!? 24.Nd2 Rc8=) ½–½. Gross,Wilhelm – Merten,Rainer, xii/17, 1985.

6.Nf3 g6 7.d4 Nbd7 8.a4 Bg7 9.Be2 0–0 10.0–0 Re8 11.de5 Ne5 12.Ne5 de5 13.Qb3 Qc7 14.h3 Ne4 15.Ne4 Be4 16.a5 a6 17.Rad1 Rad8 18.Bf3 (better is 18.f3!? Bf5 19.e4+=) 18...Bf3+= 19.gf3 Rd1 20.Rd1 Rd8 21.Kg2 Rd7 22.Qc2 Qd8 23.Rd7 Qd7 24.Bc3 Kf8 25.Qb2 f6 26.e4 Kf7 27.Qb3 h5 28.b5 c5 (28...ab5 29.cb5 Ke8 30.bc6 Qc6 31.Qg8 Kd7 32.Qg7 Ke6 33.Bb4+–) 29.ba6 ba6 30.Qb6 Qc8 31.Bd2 Bf8 32.f4 ef4 33.Bf4 g5 34.Bd6 Exerts pressure on the isolated pawn 34...Bd6 35.Qd6 Qe6 (35...h4 36.Qd5 Ke7 37.e5=) 36.Qd5+= Ke7? 37.f3?? Qd6 38.h4 gh4 39.Qf5?? Qe5 40.f4 Qf5?? 41.ef5= Kf7 42.Kh3 Kg7 43.Kh4 Kh6 44.Kg3 Kg7 45.Kh3 Kh7 46.Kh4 Kh6 47.Kh3 Kh7 48.Kg3 Kh6 49.Kh4 Kg7?? 50.Kh5+– Kh7 51.Kh4 Kh6?? 52.Kg4+– Kg7 53.Kf3 Kh6 54.Ke4 Kh5 55.Kd5 Kg4 56.Ke6 Kf4 57.Kf6 Ke4 58.Ke6 Kd4 59.f6 Kc4 60.f7 Kb5 61.f8Q Ka5 (61...Kb4 62.Kd5 Kc3 63.Qf6 Kb3 64.Qa6 Kc2 65.Qe2 Kc3 66.a6 Kb3 67.a7 c4 68.Qc4 Kb2 69.a8Q Kb1 70.Qaa2#) 1–0. orangutandu (1680) – panel69, kurnik, 2011.

6.Nf3 h6 7.h3 Nbd7 8.d4 Qc7 9.Be2 Be7 10.0–0 0–0 11.a4 Rad8 12.a5 e4 13.Nd2 d5 14.Qb3 Be6 15.b5 dc4 16.Bc4 Bc4 (better is 16...Bf5!?+=) 17.Qc4+/– Bd6 18.Nde4 Bh2 19.Kh1 Ne4 20.Ne4 Nf6?? (better is 20...Rfe8 21.Qd3 cb5+/–) 21.Nf6+– gf6 22.g3 Bg3 23.fg3 (23.Rg1 Rd5 24.Rg3 Rg5+–) 23...Qd7 24.Kh2 Qe6 25.Qe6 fe6 26.bc6 bc6 27.Ba3 Rf7 28.Rfb1 e5 29.Bc5 ed4 30.Bd4 (30.ed4 Kg7+–) 30...Rd5 (30...Kg7 31.a6 Rdd7 32.Rb8+–) 31.Rb8 Kh7 32.Rc8 1–0. forsetinn (1780) – leoskye (1695), gameknot.com, 2013.

6.Nf3 Nbd7

7.d4 e4 8.Nd2 d5 9.Be2 Be7 (9...Bb4!? 10.Qb3 Ba5+=) 10.Qb3 Be6 (10...dc4 11.Bc4 (worse is 11.Qc4 Be6 12.d5 Nd5–/+) 11...0–0 12.b5+=) 11.c5 0–0 (11...Qc7 12.b5=) 12.a4 (12.0–0 b6=) 12...a6 (12...Qc7 13.Qd1=) 13.f3 (13.0–0 b6=) 13...ef3+= 14.Bf3 Bf5 (14...a5 15.ba5 Nc5 16.dc5+=) 15.0–0= Bd3 (15...Be6 16.Be2=) 16.Rfe1 (16.Rf2 Bg6+=) 16...Re8 (16...Bf5!?+=) 17.Nd5+/– Nd5 18.Bd5 Bg6 (18...cd5 19.Qd3 Bg5 20.Ra3+/–) 19.Bf3 Bg5 (19...a5 20.Nc4 ab4 21.Qb4+–) 20.Nc4+– Nf6 21.Nd6 (21.Ne5 a5+–) 21...Qd7 (21...Re7 22.e4+–) 22.e4 (better is 22.Ne8 Re8 23.b5 Be4 24.bc6 bc6 25.Be4 Ne4+–) 22...Qd8? (better is 22...Reb8+–) 23.Nb7 (better is 23.e5 Nh5 24.e6 Re6 25.Re6 fe6 26.Qe6 Kh8 27.Nb7+–) 23...Ne4 (23...Qd7 24.Nd6 Re6+–) 24.Nd8 Red8 (24...Rad8 25.Qc4 a5+–) 25.Be4 1–0. Fredek (2090) – Tura, Freundschaftspartie, 5m + 0s, 2005.

7.Be2 g6 8.a3 Bg7 9.d4 0–0 10.0–0 a5 11.b5 Ne4 12.Ne4 Be4 13.de5 de5 14.Nd2 Bf5 15.bc6 bc6 16.e4 Be6 17.Qc2 Qb6 18.Rab1 Qa7 19.Nf3 f5 20.Ng5 Nc5 21.Rfd1 fe4 22.Rd6?? (better is 22.Bc1 Bf5 23.g4=) 22...Bf5–+ 23.g4 Qe7 24.Rc6 Qg5 25.Rc5? (25.Qc1 e3 26.Qe3 Qe3 27.fe3 Bb1 28.Rc5–+) 25...e3 (25...Bg4?! 26.Kh1 Be2 27.Qe2–/+) 26.Qd1 (26.Qc1 Bb1 27.Qe3 Qe3 28.fe3–+) 26...ef2 27.Kf1 Bb1 28.Re5 Qh6 29.Kg2 Rad8 30.Qb1 Be5 31.Be5 f1Q! 32.Bf1 Rd2 33.Kh1 Qe3 34.Bg3 Qf3 35.Kg1 Rd1 0–1. combijack (1765) – mattspike, gameknot.com, 2010.

5.Nc3 Be7

6.d3 0–0 7.Be2 (7.Qf3 Bd7+=) 7...Nbd7 (7...d5 8.cd5 Bb4 9.e4=) 8.Nf3= c6 (8...a5 9.b5+=) 9.0–0 Qb6 (9...d5 10.a3=) 10.a3 a5 (better is 10...c5=) 11.Qb3 (11.b5 Rac8=) 11...ab4 (11...Nc5 12.Qc2 ab4 13.ab4 Qb4 14.Rfb1–/+) 12.ab4 (12.Qb4 Qc7 13.e4=) 12...e4 (better is 12...Nc5 13.Qc2 Qb4–/+) 13.de4 (13.Nd4 Bg6 14.de4 Ne4 15.Ne4 Be4+=) 13...Ne4 14.Bd3?? (14.Ne4 Be4 15.Nd2 Bg6+=) 14...Ndf6 (better is 14...Nec5 15.Qc2 Nd3 16.Na2–+) 15.Rad1?? (15.Ne4 Ne4 16.Bd4 c5+=) 15...Nc3?? (better is 15...Nc5 16.Qc2 Bd3 17.Rd3 Nd3 18.Qd3 Qb4–+) 16.Qc3 (16.Bc3 Bd3 17.Rd3 d5+=) 16...Bd3 (16...Bg4 17.Qc2+=) 17.Rd3 (17.Qd3 d5=) 17...Ra4= 18.Ba3 (18.Qc2!? Qb4 19.Rc1=) ½–½. Diederich,Hauke – Koenig,Daniela, GER–ch U13 Oberhof, 1998.

6.d3 c6 7.Nf3+=.

6.Be2 0–0 7.d3 c6 8.Nf3 a5 9.b5 cb5 10.Nb5 Nbd7 11.0–0 b6 12.d4 ed4 13.Nfd4 Be6?? 14.Nc6+– Qe8 15.Nc7 Qc8 16.Ne7 Kh8 17.Nc8 Rac8 18.Qd6 Bg4 19.Bg4 Ng4 20.Qd7 Rcd8 1–0. preparation – dadeetdeetbleep, Live Game Caissa's Web, 2004.

6.Nf3 Nbd7 7.Be2 0–0 8.0–0 c6 9.a3 a6 10.d4 ed4 11.Nd4 Bg6 12.Bd3 b5?? (12...Bd3!? 13.Qd3 Re8+=) 13.cb5?? (13.Nc6 Qe8 14.Bg6 hg6 15.cb5 Ne5 16.Ne7 Qe7 17.ba6 Ra6+–) 13...ab5?? (better is 13...cb5 14.Bg6 hg6+/–) 14.Nc6+– Qe8 15.Ne7 Qe7 16.Nb5 Bd3 17.Qd3 Ra6 18.Rfd1 1–0. Van Esbroeck,Dirk – Cser,Andras, SN–2008–0–00130, 2009.

6.Qf3 Qc8

7.Nd5 Nd5 8.cd5 c6=.

7.h3 Nc6 8.a3 e4 9.Qd1 0–0 10.d4 ed3 11.Bd3 Ne5 12.Be2 Qe6 13.Nd5 Nd5 14.cd5 Qg6 15.Be5 de5 (15...Qg2? 16.Bf3 Qg6 17.Bd4+–) 16.g4 Be4 17.Bf3 Rad8 18.Qb3 Bh4 19.Ke2 Bf6 (better is 19...Bc2 20.Qc3 e4 21.Qc2 ef3 22.Kd1 Rd5 23.Kc1 Qf6–+) 20.Rc1–/+ Rd7 21.Rc4 Bf3 22.Nf3 e4 23.Nd2 Re8 24.Qa4 Rde7 (better is 24...Red8 25.Ne4 Rd5–/+) 25.Rc7+– h6 26.Re7 Re7 27.d6 Re5 (27...Re6 28.Qa7 Rd6 29.Qb7 Kh7+–) 28.d7 (better is 28.Qa7 Bh4 29.Qb7 Qd6 30.Ne4+–) 28...Rd5+/– 29.Rc1 Be7 30.Rc8 Kh7 31.Qa7 Qd6 32.Rc2 Qd7 33.Qb6 Bd8 34.Qa7 Qb5 35.Nc4 Qc6 36.a4 Qf6 37.Nd2 Qd6?? (better is 37...Rd2 38.Kd2 Qf2 39.Kc3 Qe1 40.Kb3 Qb1 41.Rb2 Qd1 42.Rc2 Qd3 43.Rc3 Qb1 44.Kc4 Qf1 45.Kb3 b5 46.ab5 Qb1 47.Kc4 Bf6=) 38.Qb7+– Bh4? (38...Be7 39.Ne4 Qe6 40.f3+–) 39.Qf7 Re5 40.Qc4 White intends b5 40...Qe7 41.a5 Qe8 42.a6 Re7 43.b5 Qf8 44.Ne4 Re4 (44...Qb8+–) 45.Qe4 (45.Qe4 Kg8 46.Qf5+–) 1–0. Wesener,Lorenz – Hoenel,Frank, Lauenburg op, 2009.

6.Nf3 0–0

7.d3 a5 8.b5 Re8 (8...Nbd7 9.Be2 Nb6 10.d4 Qd7 11.de5 de5 12.Ne5; 8...Ra7 9.Be2 Nbd7 10.0–0 Re8 11.e4 Bg4 12.Bc1; 8...Qe8 9.Be2 Nbd7 10.0–0 Nb6 11.e4 Be6 12.Ng5) 9.Be2 Nbd7 10.0–0 Nc5 11.d4 ed4 12.Nd4.

7.d3 Na6 8.a3 (8.b5 Nc5 9.Be2 a6 10.d4 ed4 11.Nd4 Bd7 12.0–0) 8...c5 9.bc5 Nc5 10.Be2 Qb6 11.Rb1 Rfc8 12.0–0.

7.d3 Nbd7 8.e4 (8.Be2 A) 8...c5 9.b5 (9.bc5 dc5 10.Qb3 b6 11.0–0 Re8 12.Qa4; 9.a3 cb4 10.ab4 d5 11.cd5 Bb4 12.0–0) 9...a6 10.0–0 ab5 11.Nb5 Nb6 12.a4; B) 8...a5 9.b5 Nb6 10.d4 a4 11.a3 Qe8 12.0–0; C) 8...d5 9.cd5 (9.b5 dc4 10.dc4 Re8 11.0–0 a6 12.Bd3) 9...Bb4 10.Qb3 Bd6 11.0–0 Re8 12.Rfc1) 8...Bg6 (8...Bg4 9.h3 (9.a3 a5 10.h3 Bh5 11.d4 ed4 12.Qd4; 9.Be2 c5 10.b5 Qb6 11.0–0 Rfe8 12.Ng5) 9...Bh5 10.a3+= (10.Be2 d5 11.cd5 Bb4 12.0–0) 10...a5 11.d4 ab4 12.ab4; 8...Be6 9.d4 (9.Ng5 Bg4 10.Be2 Be2 11.Qe2 d5 12.ed5; 9.a3 a5 10.Be2 c6 11.Ng5 ab4 12.ab4; 9.Be2 c5 10.a3 Qb6 11.Na4 Qc6 12.Ng5) 9...a5 10.a3 ab4 11.ab4 Ra1 12.Ba1) 9.a4 (9.Be2 d5 10.cd5 Bb4= 11.Qb3 Bd6 12.0–0) 9...a5 (9...d5 10.cd5 Bb4 11.Be2+= Ng4 12.Nd2) 10.b5= c6 (10...Ng4 11.h3 Ngf6 12.Be2) 11.Be2 Nh5 (11...d5 12.cd5) 12.d4 (12.0–0=) 12...f5 13.de5 (13.ef5 Bf5 (worse is 13...Rf5 14.g4 Rf3 15.gh5 Rc3 16.hg6+/–) 14.Ne5 Nf4 (worse is 14...de5 15.Bh5 ed4 16.Qd4+=) 15.Nd7 Ng2 16.Kf1 Bh3–/+) 13...de5 14.Nd2 (14.ef5 Bf5 (worse is 14...Rf5 15.g4 Rf3 16.Bf3+/–) 15.0–0 Nf4+=) 14...Nf4+= 15.0–0 Nc5 16.Ba3 Qd4 17.Bc5 Bc5 (17...Ne2?! 18.Qe2 Bc5 19.Nb3 Qc3 20.Nc5+=) 18.Nb3 Qc3 (18...Ne2?! 19.Qe2 Qc3 20.Nc5+=) 19.Nc5 Rad8 (19...Ne2?! 20.Qe2 Rf7 21.ef5 Bf5 22.bc6 bc6 23.Rad1=) 20.Qe1 b6 (20...Ne2 21.Qe2 cb5 22.ab5+=) 21.Qc3? (21.ef5 Bf5 22.Nb7–/+ (22.Qc3?? Ne2 23.Kh1 Nc3–+)) 21...Ne2–+ 22.Kh1 Nc3 23.Ne6 cb5 24.ef5 (24.Nf8 Kf8 25.ef5 Bf5 26.cb5 Rd4–+) 24...Bf5 25.Nd8 Rd8 26.cb5 Rd4 27.f3 Na4 28.Rfe1 e4 29.fe4 Be4 30.Rac1 (30.Rad1 Bd3–+) 30...Nc5 31.Re2 Rb4 32.h3 Rb5 (32...a4 33.Kg1–+) 33.Kh2 (33.Rc5 Bg2! (33...bc5?! 34.Re4 Kf7 35.Kg1–+) 34.Kg2 Rc5–+) 33...Rb3 (better is 33...Rb4 34.Rf1–+) 34.Rc5 bc5 35.Re4 Kf7 36.Rc4 Rb5 37.Kg3 h6 (37...Ke6 38.Re4 Kd6 39.Rf4–+) 38.Kf3 Ke6 39.Re4 (39.h4 g6–+) 39...Kd6 40.Rg4 g5 41.Ra4 Kd5 42.h4 c4 43.hg5 hg5 44.Ke3 Kc5 (44...Rc5 45.Ra2–+) 45.g4 (45.Ke4 g4–+) 45...Rb3 (45...Kd5 46.Ra1–+) 46.Ke4 Kb5 47.Ra1 c3 48.Kf5 (48.Kd3 Kb4 49.Rh1 Rb2–+) 48...c2 49.Rc1 Rb2 50.Kg5 Kc4 0–1. de Visser,Arno – Koegeler, 1999.

7.d3 Re8 A) 8.e4 A1) 8...Bd7 9.Be2 Rf8 10.0–0 Na6 11.b5 Nc5 12.d4; A2) 8...Be6 9.Be2 (9.d4 Bd7 10.Be2 ed4 11.Nd4 c5 12.Nc2) 9...Na6 10.a3 c5 11.b5 Nc7 12.0–0; A3) 8...Bc8 9.Be2 (9.b5 a6 10.Be2 ab5 11.Nb5 Na6 12.0–0; 9.a3 a5 10.b5 Bg4 11.Be2 Bf3 12.Bf3) 9...d5 10.cd5 Bb4 11.a3 Ba5 12.0–0; A4) 8...Bg4 9.Be2 a5 10.b5 Nbd7 11.0–0 Nc5 12.Ng5; B) 8.Be2 d5 9.a3 (9.Ne5 d4 10.ed4 Qd4 11.Nf3 Qd7 12.b5) 9...a5 10.Nd5 Nd5 11.cd5 ab4 12.Qb3.

7.d4 Nc6 8.b5 Nb4 9.e4 (better is 9.Rc1!? e4 10.a3+=) 9...Ne4–+ (worse is 9...Be4 10.Ne4 Ne4 11.a3+/– (worse is 11.de5 de5 12.Qb1 Nc5 13.Ne5 Bf6–/+)) 10.Qb3 Nc3 11.Qb4 ed4?? (better is 11...Ne4–+) 12.Nd4+/– Ne4 (12...Na2!? 13.Ra2 Be4+/–) 13.Nf5+– f6 (13...Bf6 14.Nd4+–) 14.Bd3 (14.Be2 Re8+–) 14...Nc5 15.Qa3 (15.Qd2 g6 16.Ne3 Re8+–) 15...a6 (15...g6 16.Ne3+–) 16.b6 cb6 17.0–0 b5 18.Rae1 (18.Be2 Qd7 19.Qf3 Rfe8+–) 18...Re8 (18...b4 19.Ne7 Kh8 20.Qb4 Nd3 21.Qc3 (worse is 21.Qb7 Ne1 22.Nf5 Rg8+=) 21...Ne1 22.Re1+/– (22.Qe1? Re8–+)) 19.Ne7 (19.Be2 Qc8 20.Qh3 Qc6+–) 19...Re7 20.Re7 Qe7 21.cb5 Qe8 (21...Nd3 22.Qd3 ab5 23.a3+–) 22.b6 (22.Bc4 Kh8 23.Qf3 Qe7+–) 22...Qc6 23.Bc4 (23.Bd4 Nd3 24.Qd3 Re8+–) 23...Kh8 (23...d5 24.Bb3+–) 24.Qb4 Na4 (24...d5 25.Be2 a5 26.Qd4+–) 25.Bd5 (25.Bd4 a5 26.Qb5 Qb5 27.Bb5 Nc5+–) 25...Qb6 26.Qb6 Nb6 27.Bb7 Ra7 (27...Rb8 28.Ba6 d5 29.Bd4+–) 28.Re1 h6 (28...Kg8 29.Re7 Kf8+–) 29.Re8 Kh7 30.Re7 (30.Be4 g6 31.Bd4 Rc7+–) 30...Nd5 31.Rd7 (31.Bd5?! Re7 32.Kf1 Kg6+/–) 31...f5 (31...Kg6+–) 32.Bd4 (32.Rg7 Kh8 33.Re7 Nc3 34.Bc3 Kg8 35.Bd5 Kf8 36.Ra7 Ke8+–) 32...Rb7 33.Rb7 (33.Rb7 Kg6 34.Rg7 Kh5 35.Rd7+–) 1–0. Zylla,Johannes – Unbekannt, WF–Offene Stadtm., 1990.

7.d4 ed4 8.Nd4 Be6 9.Qf3 c6 10.Bd3 Nbd7 11.Ne6 fe6 12.Qh3 e5 13.0–0 Nb6 14.Rad1 Qc7 15.f4 ef4 16.Rf4 h6 17.Qe6 Kh8 18.Qh3 Nbd7 (18...Kg8!?=) 19.Ne4 Rae8 (better is 19...Ne5!?+=) 20.Ng5+– Qc8? (better is 20...Qb6 21.Bc3 Rb8+–) 21.Rh4 Ng8 (21...Ne5 22.Bf5 Nh7 23.Bc8 Ng5 24.Rh6 gh6 25.Qh6 Nh7 26.Rd6 Bg5+–) 22.Rh6 1–0. Jaramillo,Carlos O (1930) – Cuevas Sanchez,Bramdon D (1765), Ibague CO, Men Ch, 2013.

7.d4 ed4 8.Nd4 Bg6 9.a3 c5 10.Nf3 cb4 11.ab4 Nbd7 12.Bd3 Bd3= 13.Qd3 Ne5 14.Qe2 Nf3 15.Qf3 b6 16.0–0+/– Nd7 17.Rfd1 Ne5 18.Qd5 Rc8 19.c5 bc5+= 20.bc5 (20.bc5 Rc5 21.Qc5 dc5 22.Rd8 Rd8 23.Ra7=+). katchum (2280) – deaftwo (2000), net–chess.com, 2004.

7.Be2 a5 8.b5= A) 8...Nbd7 9.d4 (9.0–0 Re8 10.d4 c6 11.Rc1 Rc8 12.a3) 9...c6 10.0–0 Rc8 11.a3 e4 12.Nd2; B) 8...Re8 9.0–0 (9.d4 e4 10.Nd2 d5 11.cd5 Bb4 12.0–0) 9...Nbd7 10.d4 c6 11.Rc1 Rc8 12.a3; C) 8...c6 9.0–0 (9.d3 cb5 10.Nb5 Nbd7 11.0–0 Rc8 12.e4; 9.d4 e4 10.Nd2 d5 11.cd5 cd5 12.Rc1) 9...cb5 10.Nb5 Nc6 11.d4 e4 12.Nd2; D) 8...c5 9.0–0 (9.d3 Re8 10.0–0 Bc8 11.d4 Nbd7 12.de5; 9.d4 e4 10.Nd2 cd4 11.ed4 d5 12.c5) 9...Nbd7 10.d4 cd4 11.ed4 Be6 12.Ng5.

7.Be2 c6 8.0–0 h6 (8...a5 9.b5= cb5 10.Nb5 Nc6 11.d4 e4 12.Nd2; 8...Nbd7 9.d4 (9.a3 d5 10.d4 e4 11.Ne5 a5 12.Qb3; 9.d3 Qb6 10.a3 c5 11.Rb1 cb4 12.ab4) 9...Qc7 10.Nh4 Be6 11.d5 cd5 12.cd5; 8...Na6 9.a3 (9.b5 Nc7 10.a4 a6 11.d4 ab5 12.ab5; 9.Nh4 Be6 10.a3 e4 11.g3 d5 12.cd5; 9.d4 Nb4 10.a3 Na6 11.de5 de5 12.Ne5) 9...Nc7 10.d3 a5 11.e4 Bg6 12.Nh4; 8...Re8 9.d4 (9.a3 Nbd7 10.d4 e4 11.Nd2 Bg6 12.h4; 9.Qa4 Nbd7 10.d4 e4 11.Nd2 d5 12.Qb3; 9.Qb3 Nbd7 10.d4 Qc7 11.Rfd1 e4 12.Nd2) 9...Nbd7 10.Rc1 e4 11.Nd2 h6 12.Qc2) 9.d4 (9.a3 a5 10.b5 Qb6 11.d4 Nbd7 12.c5; 9.Qb3 Bg4 10.d3 Qb6 11.a3 Nbd7 12.Rfd1; 9.d3 Nbd7 10.e4 Bg6 11.a3 a5 12.b5) 9...e4 10.Nd2 d5 11.cd5 (11.a3 a5= 12.b5) 11...cd5 (11...Bb4 12.dc6 Nc6 13.Rc1=) 12.a3 Nbd7 (12...a5 13.b5=) 13.Na4 (13.Qb3 Be6=) 13...Rc8 14.Rc1 (14.Qb3 Bd6=) 14...Nb6 (14...Rc1 15.Qc1 Bd6 16.h3=) 15.Rc8 Bc8 (15...Nc8 16.f3=) 16.Nb6 (16.f3 ef3 17.Bf3 Na4 18.Qa4 Ng4 19.Bg4 Bg4 20.Qa7 Bg5=) 16...Qb6 17.Qb3 Qd6 (17...Bd6 18.f3=) 18.Rc1 Be6 19.Qa4 Qb6 (19...a6 20.b5=) 20.Qb5 (20.Nb3 Rc8=) 20...Qb5 21.Bb5 a6 22.Be2 Bd6 (22...Rc8 23.Rc8 Bc8 24.f3=) 23.Nb3 Rc8 24.Nc5 Rc7 25.Ne6 Rc1 26.Bc1 fe6 27.h3 Nd7 (27...Kf7 28.Kf1=) 28.b5 (28.f3 Nf6=) 28...ab5 29.Bb5 Nb6 30.a4 Bb4 31.Kf1 Kf7 32.Ke2 Ke7 (32...Nc4 33.f3 Nd6 34.Bd2 Bd2 35.Kd2 ef3 36.gf3 Nb5 37.ab5=) 33.Bd2+= Ba3 34.a5 Nc4 35.a6 (35.Bc4 dc4 36.Kd1 e5 37.de5 Bb2+=) 35...ba6= (35...Nd2?? 36.a7 (36.Kd2?! ba6 37.Ba6 g5=) 36...Nb1 37.a8Q Nc3 38.Kd2 Nb5 39.Qb7 Kf6 40.Qb5+–) 36.Ba6 Kd6 37.Bc3 Bb2 (better is 37...g5!?=) 38.Bb4+/– Kc6 39.Bf8 Kb6 (39...g6 40.Bh6 e5 41.de5 Be5 42.f3+=) 40.Bc4 dc4 41.Bg7 Kb5 (41...c3 42.Kd1 (42.Bh6?? c2 43.f3 ef3 44.Kf3 c1Q–+) 42...h5 43.Kc2+–) 42.Bh6 (better is 42.Kd1 h5 43.g4 hg4 44.hg4+–) 42...Kb4 43.Bg7 (43.d5 ed5 44.Bf4 c3–/+) 43...c3 (better is 43...Kb3!? 44.d5 ed5 45.Bb2 Kb2–+) 44.d5+= ed5 45.g4 Kb3 (45...Ba3 46.Bc3 Kc3 47.h4=) 46.Bc3= Bc3 (46...Kc3 47.h4=) 47.g5 Kc2 (47...Kc4 48.h4=) 48.h4+= Bg7 (48...Bd2 49.f4 ef3 50.Kf3+=) 49.h5+/– Bf8 50.h6 Kc3 51.f4 ef3 52.Kf3 Kd3 53.Kf4 (53.Kf4 Kc4 54.Ke5+–) 1–0. Globuschuetz – Motog, Hannover, 1998.

7.Be2 c6 8.a3 A) 8...Nbd7 9.0–0 (9.d3 a5 10.b5 d5 11.0–0 dc4 12.dc4) 9...d5 10.d4 e4 11.Ne5 a5 12.Qb3; B) 8...b6 9.0–0 (9.d4 e4 10.Nd2 d5 11.cd5 cd5 12.0–0; 9.d3 Qc7 10.e4 Bg4 11.0–0 Nbd7 12.h3; 9.Qa4 Qc7 10.0–0 Nbd7 11.d4 a6 12.Rfd1) 9...Qc7 10.d3 Nbd7 11.e4 Bg4 12.h3; C) 8...a6 9.0–0 (9.d3 Nbd7 10.0–0 b5 11.d4 bc4 12.de5; 9.d4 e4 10.Nd2 d5 11.0–0 a5 12.ba5) 9...a5 10.b5 cb5 11.Nb5 Nc6 12.d4; D) 8...a5 9.0–0 (9.b5 cb5 10.Nb5 Nc6 11.0–0 Bg4 12.d4) 9...ab4 10.ab4 Ra1 11.Qa1 Na6 12.b5.

7.Be2 Nbd7 8.0–0 c5 9.a3 (9.b5 a6 10.d3 ab5 11.Nb5 Re8 12.Qb3; 9.bc5 dc5 10.d4 ed4 11.ed4 Qb6 12.Qb3) 9...Qb6 10.Qa4 Rfe8 11.e4 a5 12.Qc2.

7.Be2 Nbd7 8.0–0 c6 9.d4 Bg6 10.de5 (10.Nh4 ed4 11.Ng6 dc3 12.Ne7 Qe7 13.Bc3 d5+=) 10...Ne5 11.Ne5 de5 12.a3 Qc7 0–1. poesimannen (2065) – Divljak (1950), FICS rated standard game, 2013.

7.Be2 Nbd7 8.a3 A) 8...c5 9.0–0 Qb6 10.d4 cb4 11.Na4 Qc7 12.ab4; B) 8...Nb6 9.0–0 (9.d3 a5 10.b5 Re8 11.0–0 a4 12.e4; 9.Qb3 a5 10.0–0 a4 11.Qd1 Re8 12.d4) 9...Be6 10.d3 Nfd7 11.Qc2 f5 12.Nd2; C) 8...c6 9.0–0 (9.d3 a5 10.b5 d5 11.0–0 dc4 12.dc4) 9...d5 10.d4 e4 11.Ne5 a5 12.Qb3; D) 8...a5 9.0–0 (9.b5 Nb6 10.d4 e4 11.Nd2 d5 12.g4) 9...ab4 10.ab4 Ra1 11.Qa1 Bg4 12.h3.

7.Nh4 Qd7 8.Nf5= Qf5 9.Qf3 Qc2 (better is 9...Qf3!? 10.gf3 a5=) 10.Qb7+/– Qb2 (10...Nbd7!? 11.Ba3 a5+/–) 11.Rb1+– Qc2 12.Qa8 Nbd7? (better is 12...d5 13.Rd1 Na6 14.Qa7 d4 15.ed4 ed4 16.Qd4 Rd8+–) 13.Qc6 Nb6 14.Rd1 e4 15.Qc7 Re8 16.Qa7 (16.Qa7 Nbd7 17.Be2+–) 1–0. pierre – qubs, internet, 2010.

7.Nh4 Bd7!? 8.Nf3 Qc8 =.

7.d4 Nbd7

8.Be2 c6 9.0–0 A) 9...e4 10.Nd2 (10.Nh4 Be6 11.f4 Nb6 12.d5 cd5 13.f5 Bd7) 10...d5 11.cd5 cd5 12.Qb3 Be6 13.Rac1 Nb6; B) 9...Qb6 B1) 10.Qb3 a5 (10...e4 11.Nh4 Be6 12.d5 cd5 13.cd5 Nd5; 10...Rfd8 11.de5 de5 12.c5 Qc7 13.Bc4 Bg6; 10...Qc7 11.Rad1 Rfe8 12.Nh4 Bg4 13.Bg4 Ng4) 11.b5 Qc7 12.Rfd1 a4 13.Na4 cb5; B2) 10.Qa4 Rae8 (10...e4 11.Nd2 d5 12.a3 Rfe8 13.Rac1 Be6; 10...Bg4 11.c5 Qc7 12.de5 de5 13.Qc2 b6; 10...Rfe8 11.Rfd1 Qc7 12.Rac1 e4 13.Nd2 Qb6) 11.a3 Rd8 12.Ra2 Rfe8 13.Rd1 e4; B3) 10.a3 Rfe8 (10...Rfd8 11.d5 Bg4 12.h3 Bh5 13.Rb1 Bg6; 10...Rad8 11.Nh4 Bg6 12.Ng6 fg6 13.Qb3 Kh8; 10...Rae8 11.Rc1 e4 12.Nh4 Be6 13.d5 cd5) 11.Rc1 Rad8 12.Nh4 Be4 13.Ne4 Ne4; C) 9...Qc7 C1) 10.Rc1 a5 (10...Qb6 11.Nh4 Be6 12.a3 ed4 13.Na4 Qc7) 11.b5 Qd8 12.a4 Re8 13.Qd2 e4; C2) 10.Qd2 Rfe8 (10...Rae8 11.Rad1 e4 12.Nh4 Be6 13.d5 cd5; 10...a5 11.a3 Rfe8 12.Rfc1 e4 13.Nh4 Bg4; 10...Rfd8 11.a3 a5 12.b5 Nb6 13.Rac1 c5) 11.Rfd1 a5 12.b5 e4 13.Nh4 Bg4; C3) 10.d5 Nb6 (10...Bg4 11.h3 Bh5 12.a3 Nb6 13.Qd3 Rfc8) 11.Rc1 Rfe8 12.a4 a5 13.b5 Rac8; C4) 10.a3 Rfe8 (10...Rfd8 11.Nh4 Be6 12.d5 cd5 13.cd5 Bd5; 10...a5 11.b5 Rac8 12.Ng5 h6 13.Nf3 Rfe8; 10...Rad8 11.Nh4 Be6 12.d5 cd5 13.cd5 Bd5) 11.Rc1 Nb6 12.Qd2 Be6 13.d5 Bg4; D) 9...Re8= D1) 10.Qb3 e4 (10...Qc7 11.Rfd1 a5 12.a3 e4 13.Nd2 Nb6; 10...a5 11.b5 Qc7 12.Rad1 Rac8 13.a3 ed4; 10...Qb6 11.de5 Ne5 12.Nd4 Bg6 13.Rfd1 a5) 11.Nd2 Nb6 12.f3 ef3 13.Bf3 Bg6; D2) 10.Rc1 e4 (10...Qb6 11.a3 Rad8 12.Nh4 Be4 13.Ne4 Ne4; 10...a6 11.a3 Rb8 12.Nh4 Be6 13.d5 cd5; 10...Rb8 11.a3 e4 12.Nh4 Be6 13.d5 cd5) 11.Nd2 h6 12.f3 ef3 13.Rf3 Be6; D3) 10.a4 e4 (10...Qc7 11.Nh4 Be6 12.d5 cd5 13.cd5 Nd5; 10...a5 11.b5 Rc8 12.Rc1 Rc7 13.Ng5 ed4; 10...Qb6 11.b5 Qc7 12.a5 Rab8 13.Nh4 ed4) 11.Nd2 a5 12.b5 h6 13.Rb1 Rc8; D4) 10.a3 e4 (10...Qc7 11.Rc1 Nb6 12.Qd2 Be6 13.d5 Bg4; 10...Qb6 11.Rc1 Rad8 12.Nh4 Be4 13.Ne4 Ne4; 10...a5 11.b5 Rc8 12.Rc1 Qb6 13.c5 Qd8) 11.Nd2 h6 12.d5 a5 13.dc6 bc6.

8.Be2 c6 9.Qb3 a5 A) 10.ba5 Qa5 (10...Re8 11.Nh4 Be6 12.Nf3 Qa5 13.0–0 b5) 11.0–0 b6 12.Rfc1 Rfc8 13.Rf1 Rc7; B) 10.b5 Bg4 (10...e4 11.Nd2 Nb6 12.Qc2 cb5 13.Nb5 Rc8; 10...c5 11.de5 de5 12.Rd1 e4 13.Nd2 Re8; 10...Re8 11.0–0 Qc7 12.Rad1 Rac8 13.a3 ed4) 11.h3 Bh5 12.de5 de5 13.Rd1 Qc7; C) 10.0–0= ab4 11.Qb4 ed4 12.ed4 d5 13.Qb3 dc4.

8.Be2 c6 9.Qb3 Rc8 10.0–0 h6 (10...e4 11.Nd2= Re8 12.f3 ef3 13.Nf3 d5; 10...Qc7 11.a3 b6 12.Rad1 a6 13.de5 de5; 10...Qb6 11.Rad1 e4 12.Nd2 d5 13.cd5 Qb4; 10...Re8 11.de5 de5 12.c5 a5 13.a3 b5) 11.Rad1 (11.Qa3 Ra8 12.Rac1 e4 13.Nd2 d5) 11...Qc7 (11...e4 12.Nd2 Re8 13.f3 ef3) 12.h3 (12.a4 Rce8= 13.a5 e4; 12.a3 Rfe8 13.de5 Ne5) 12...Rfd8 (12...Rfe8 13.a4 a5) 13.Rfe1 (13.a4 b6) 13...Bg6 (13...e4 14.Nd2=) 14.a4 Nh7 (14...e4 15.Nd2=) 15.Rd2 (15.Bd3 Bd3 16.Rd3 Nhf6+=) 15...Ng5 (15...e4 16.Nh2=) 16.Nh2 (16.Ng5 Bg5 17.Red1 Nf6+=) 16...Nf6= 17.f3 (17.Ng4 Nfe4 18.Rdd1 f5 19.Ne4 Ne4=) 17...Rb8 (17...ed4 18.Rd4 d5 19.Nf1+=) 18.Nd1 (18.Red1 ed4 19.Rd4 Ne6=) 18...Nh5 (18...c5 19.Nc3 cb4 20.Nd5 (20.Qb4? d5 21.Qb5 ed4 22.Rd4 a6–+) 20...Nd5 21.cd5=) 19.Nf1 Kh8 (19...ed4 20.ed4 d5 21.cd5 cd5 22.Bd3 Bd3 23.Rd3+=) 20.Nf2 Re8 (20...ed4 21.Bd4 c5 22.Bb2+=) 21.Red1 (21.de5 de5 22.f4 ef4 23.Bh5 fe3 24.Qe3 Bh5+/–) 21...Rbd8 22.Bc3 (22.de5 de5 23.Rd8 Bd8+=) 22...f5 (22...ed4 23.Bd4 Ne6 24.Bc3= (worse is 24.Ba7 b6+=)) 23.Qb1 (23.de5 de5 24.Nd3 Nf7+=) 23...Kh7 (23...ed4 24.Bd4 c5 25.Bc3=) 24.Bd3+= e4 (24...Rf8 25.de5 de5 26.h4+/–) 25.fe4+/– f4 (25...fe4 26.Ne4 Ne4 27.Be4 Be4 28.Qe4 g6 29.Rf2+/–) 26.e5 Bd3 27.Nd3 fe3 28.Ne3 Kh8 29.c5 (29.Qc2 Ng3 30.Re1 N5e4+/–) 29...dc5 (29...Ne4 30.cd6 Bd6 31.Qc2+/–) 30.Nc5 (worse is 30.bc5 Ne4 31.Rc2 Nc3 32.Rc3 Rd4=) 30...b6 31.Ne4 Qd7 (31...Nf4 32.Rf1 Rf8 33.Ng5 Bg5 34.Rf3+/–) 32.Rf2 (better is 32.d5+–) 32...Nh3? (better is 32...Rf8+/–) 33.gh3+– Qh3 34.Ng2 (34.Re1 Rf8 35.Rh2 Qf3+–) 34...Bh4 35.Nh4 Qh4 36.Rh2 Qf4 (36...Qg4 37.Rg2 Qh3 38.Rf1+–) 37.Bd2 (37.Rf1 Qg4 38.Rg2 Qh3+–) 37...Qf3 (37...Qg4 38.Rg2 Qh4 39.Be3+–) 38.Rf1 Qg4 39.Rg2 Qh3 (39...Qh4 40.Be1 Qh3 41.Nd6 Rd6 42.ed6 Qe3 43.Bf2+–) 40.Nf2 (40.Nd6 Rd6 41.ed6 Ng3+/–) 40...Qf3 (40...Qe6 41.Be3 c5 42.dc5 bc5 43.bc5 Qe5+–) 41.Qg6 Rf8 42.Bh6! (42.Bh6 Kg8 43.e6+– (worse is 43.Bg7 Nf4 44.Qg4 Qg2 45.Qg2 Ng2 46.Bf8 Kf8 47.Kg2 Rd4+–)) 1–0. Dzieniszewski,Andrzej – Litwora, Krosno Odrzanskie Poland, 1983.

8.Be2 c6 9.Qb3 e4 10.Nd2 a5 (10...Qc7 11.0–0 a5 12.b5 Nb6 13.Qc2 cb5; 10...Nb6 11.0–0 Re8 12.f3 ef3 13.Bf3 Bg6; 10...Re8 11.0–0 Nb6 12.f3 ef3 13.Bf3 Bg4) 11.a3 ab4 12.ab4 Ra1 13.Ba1 Qa8.

8.Be2 c6 9.Qb3 Bg4 A) 10.de5 de5 (10...Ne5 11.Ne5 de5 12.Bg4 Ng4 13.0–0 Qd6) 11.Rd1 Qc7 12.0–0 a5 13.b5 Rfd8; B) 10.h3 Bh5 (10...Bf5 11.0–0 Qc7 12.Rfd1 a5 13.b5 a4) 11.de5 de5 12.Rd1 Qc7 13.g4 Bg6.

8.Be2 h6 9.0–0 c6 10.b5 Qc7 11.Qb3 Rfe8 12.a4 Bf8 (12...c5 13.a5=) 13.d5 (13.a5 Rac8+=) 13...c5 (13...Nc5!? 14.Qd1 Be7=) 14.a5+= g5 (14...Be7 15.Nd2+=) 15.Bd1 (15.Nd2 Bg7+/–) 15...Qd8 16.h3 (16.Nd2 a6+/–) 16...e4 (16...Bg7 17.Bc2 Bc2 18.Qc2+/–) 17.Nd2+/– Bg7 18.g4 (18.Bc2!?+/–) 18...Bg6+= 19.Bc2 Qc8 (19...Qe7 20.a6 Rab8 21.ab7 Rb7 22.Ra3+=) 20.f3 (20.a6 Ne5+=) 20...ef3 21.Rf3 Ne5 22.Rg3 (22.Rf2 Qd8+=) 22...h5 (22...Qd7 23.Rf1=) 23.gh5 (23.Bg6!? Ng6 24.a6+=) 23...Nh5= 24.Rg5 Qh3 25.Nce4 Ng4 26.Nf1? (26.Rh5 Qh5 27.Kf1 Bb2 28.Qb2 Qh1 29.Ke2 Qg2 30.Kd1 Ne3 31.Kc1 Qh1 32.Nf1 Qf1 33.Kd2 Qg2 34.Kc3 Be4 35.Be4 Qe4 36.Rg1 Kf8 37.Qd2–+) 26...Be4 (26...Re4 27.Rh5 Qh5 28.Re1 Bb2 29.Qb2 Rc4 30.Bg6 Qg6 31.Qg2–+) 27.Be4 Re4 28.Qc3 (28.Bg7 Ng7 29.a6 ba6 30.Qb2–+) 28...f6 (28...f6 29.Rh5 Qh5–+) 0–1. Holz auf der Heide,Gerhard – Enricci,Juan Andres, corr ICCF World Cup prel, 1971.

6.Nf3 h6

7.d4 ed4 8.Nd4+= Bg6 9.Bd3 Bd3 10.Qd3 Nbd7 11.0–0 Ne5 12.Qe2 0–0 13.Rfd1 c6 14.e4 a5 15.a3 ab4 16.ab4 Qc7 17.f4 Ng6 18.g3 Ra1 19.Ra1 Qb6 20.Na4+= Qc7 21.Nf5 Ra8 22.Qd3 Qb8 23.Nc3?? Ra1–+ 24.Ba1 Qa7 25.Kg2 Qa1 26.b5 Ng4 27.Ne2 Qh1 28.Kh1 Nf2 (28...Nf2 29.Kg2 Nd3–+) 0–1. katchum (2290) – redrook (2385), net–chess.com, 2008.

7.Be2= 0–0 8.d4 (8.0–0 a5 9.b5 Nbd7=) 8...ed4 (8...e4 9.Nd2=) 9.Nd4+= Bh7 (9...Be6 10.0–0+=) 10.Bf3 c6 (10...Qc8 11.Nd5 Re8 12.0–0+=) 11.b5 (11.0–0 Re8+=) 11...d5 (11...Qc7 12.0–0+=) 12.cd5+/– Nd5 (12...cd5 13.0–0+/–) 13.Nd5 (13.bc6 Nc3 14.Bc3 bc6 15.Bc6 Nc6 16.Nc6 Qd1 17.Rd1 Bh4+/–) 13...cd5+= 14.0–0 Bf6 15.Rc1 Be4 (15...a6 16.Qb3 Be4 17.Rfd1+=) 16.Qe2 (16.Be4 de4 17.Qg4 Re8+/–) 16...Nd7 (16...a6 17.Rfd1 Nd7 18.Be4 de4 19.Ba3+/–) 17.Rfd1 (17.Be4 de4 18.Qg4 Re8+=) 17...Rc8 (17...Qb6 18.Be4 de4 19.Qg4+/–) 18.Be4 (18.Rc8 Qc8 19.Be4 de4+/–) 18...Rc1 19.Bh7 Kh7 20.Rc1 Ne5 21.Qc2 (21.Nb3 Re8+=) 21...g6 (21...Kg8 22.Ne2+=) 22.Nb3 (22.Qc7 Nc4 23.Qb7 Nb2+–) 22...Qb6 (22...Nc4 23.Bf6 Qf6 24.Qd1+=) 23.a4 (23.Qc5 Re8+/–) 23...Qe6 (23...Nc4 24.Bf6 Qf6 25.Qd1+=) 24.Nc5 (24.Bd4 Qg4 25.Qc5 Nf3 26.Kh1 Nd4 27.Nd4 Kg7+/–) 24...Qg4 (24...Qe7!? 25.Nd3 Nd3 26.Bf6 Qf6 27.Qd3 Rd8+=) 25.Be5 Be5 26.Nb7 Qh5 (26...Rb8 27.Na5 Bd6 28.Nc6+–) 27.h3 (27.g3 Bg7 28.Qc5+–) 27...Qh4 (27...Bb8!?+/–) 28.Qc5+– Re8 (28...Rb8 29.Qd5 Qe7 30.Na5+–) 29.Qd5 Re7 (29...Kg7 30.Rd1+–) 30.Rc4 (better is 30.Na5!? Qf6 31.Nc6+–) 30...Qh5+/– 31.f4 (31.Rc5 Qe2 32.Rc1 Bg3+–) 31...Bf4 Do you see the mate threat? 32.Qh5 White gets in control (32.ef4 Qd5 A double attack) 32...Be3 (32...gh5? 33.ef4 Rb7 34.Rb4+–) 33.Kf1 gh5 34.Na5 (34.Nd6 Kg6+/–) 34...f5 35.Nc6 Re6? (35...Re4 36.Re4 fe4 37.a5+–) 36.Ke2?? (better is 36.Na7 Kg7 37.Nc6+–) 36...f4 (36...Bg1 37.Kf3 Kg6 38.g3+/–) 37.Kf3 Kg6 (better is 37...Rg6!?+/–) 38.Re4 Rd6 (38...Re4 39.Ke4 Kg5 40.a5+–) 39.g3 Rd3?? (39...Bc5 40.Rc4 Bg1 41.Rf4+–) 40.gf4 (better is 40.Ne5 Kf6 41.Nd3+–) 40...Bc5 (40...Bb6 41.Ke2 Rh3 42.a5+–) 41.Kg2 h4?? (41...Rd2 42.Kf1+–) 42.Re6 (42.Ne5 Kf5 43.Nd3 Ke4 44.Nc5 Kd5 45.a5 Kc5 46.f5+–) 42...Kg7 (42...Kh7 43.Re5 Bd6 44.Re8+–) 43.Rg6 (43.Na7 Rg3 44.Kf1 Rh3+–) 43...Kh7 44.Rg4 (44.Ne5 Re3 45.Rc6 Rg3 46.Kf1 Bb6+–) 44...Rd2 45.Kf3 Rd3 46.Kg2 (46.Ke4 Rh3 47.Kd5 h5+–) 46...Rd2+/– 47.Kf1 Rf2 (47...Ra2 48.a5+/–) 48.Ke1+– Ra2 (48...Be3!? 49.Rh4 Ra2 50.Rg4+–) 49.f5 h5 (49...Ra1 50.Ke2 Ra2 51.Kd3 Ra3 52.Kc2 Ra2 53.Kc3 Ra3 54.Kb2 Rh3 55.Rc4+–) 50.Re4 (50.Rc4 Bf2 51.Kd1 Kh6+–) 50...Kh6 51.Nd8 (51.f6 Kg6 52.Rf4 Kg5+–) 51...Rh2 (51...Bf2 52.Kf1 Bg3 53.Re6 Kg5 54.f6 Rf2 55.Ke1 Rf6 56.Ke2 Re6 57.Ne6 Kf6 58.Nd4+–) 52.Nf7 (52.Re6!? Kg5 53.f6 Bb4 54.Kf1 Rh3 55.b6 ab6 56.Rb6+–) 52...Kg7+/– 53.Ng5 (53.Ne5!? Bf2 54.Kf1+/–) 53...Kf6+= 54.Nf3 Rh3 55.Nh4 (55.Ke2 Bb6= (worse is 55...Kf5 56.Re5 Kf4 57.Rc5 Rf3 58.Rh5+/–)) 55...Kg5+= 56.Ng6 Kf5 (56...Re3 57.Re3 Be3 58.Ke2=) 57.Re5= Kg6 58.Rc5 Ra3 59.Rc4 ½–½. Kulbacki,James – Triplett,Thomas, East Lansing ch–MI op, 1982.

5.d3 Nbd7

6.a3 Be7 7.Nc3 0–0 8.Nf3 c6 9.Qb3 Qc7 10.d4 ed4 (10...a5 11.b5+=) 11.ed4 (11.Nd4 Bg4=) 11...b6 (11...a5 12.Be2+=) 12.Be2= Ne4 13.Ne4 Be4 14.Nd2 Bg2? (better is 14...Bg6=) 15.Rg1+– Bh3 (15...Bh1 16.Rh1 Rfe8 17.Kd1+–) 16.Qh3 1–0. Goudriaan,Etienne – Zimmermann,Dries, Hengelo U16 op, 2004.

6.a4 d5 7.cd5 Bb4 8.Nd2 0–0 9.e4 Bg6 10.Ngf3 a6 11.Be2 b5 12.ab5+/– ab5 13.0–0 Qe7 14.Qc2 Ra1 15.Ra1 Nh5 16.Qc7 Nf4 17.Bf1 Bd6 18.Qc6 f6 19.Ra8 Ra8 20.Qa8 Kf7 21.g3 Nh5 22.Nh4 f5?? 23.ef5 (23…Nhf6 24.fg6 hg6 25.Bh3+–; 23.Nf5?! Bf5 24.ef5 Nhf6+–; 23.Ng6?! hg6 24.Qc6 Nhf6+–) 1–0. hal1958 – abzgpf, playchess.de, 2003.

6.Be2 d5+= 7.a3 c5 8.b5 dc4 9.dc4 Qa5 10.Bc3 Qc7 11.Nf3 Rd8 12.Qa4 Nb6 13.Be5?? (13.Qa5 Bd6 14.Bb2–/+ (14.Qa7?? Ra8 15.Qa8 Na8–+)) 13...Qe5–+ (13...Na4 14.Bc7 Rd7 15.Be5+/–) 14.Ne5 Na4 15.g4 Be6 16.f4 (16.g5 Ne4 17.Bf3 Bd6–+ (17...Ng5?! 18.Bb7 Be7 19.h4–+)) 16...Bd6 17.h3 Be5 18.fe5 Nd7 19.Bf3 (19.Nd2 Ne5 20.Ra2 h5–+) 19...Ne5 20.Bb7 Bc4 0–1. De Jager,Jaap (2305) – Alders,R, PKS op–A Netherlands, 2003.

6.e4 Bg6 7.Be2 Be7 8.Nf3 0–0 9.0–0 Ne8 10.Nc3 c6 11.a4 f5 12.Qb3 Kh8 13.Rfe1 Nc7 14.Bf1 Bh5 15.Nd2 Bg5 16.Qc2 Qf6 (16...a5 17.ba5 Nc5 18.Nb3 Nb3 19.Qb3+=) 17.ef5= Qf5 18.Nde4 Qg6 (18...Bh4!?+=) 19.Ng5+= Qg5 20.Ne4 Qg6 21.Re3 Rf3 22.Rf3 White gets in control 22...Bf3 23.Ng3 Bg4 24.f3 Be6 25.Qd2 Rf8 (25...c5!?=) 26.d4+= h5 (26...Ne8 27.de5 Ne5 28.Be5 de5 29.Re1+/–) 27.Bd3 Qf7 28.Ne4 Qe7 29.Re1 Bc4 (29...b6 30.de5 de5 31.b5 cb5 32.ab5+/–) 30.Bc4+– d5 31.Bd5 (31.Bb3 de4 32.Re4 Rd8+–) 31...Nd5+/– 32.de5 Qb4? (better is 32...N7b6 33.Bd4 Na4+/–) 33.Qb4+– Nb4 34.Rd1 (better is 34.e6 Nb6 35.e7+–) 34...Nb6 35.e6 (35.a5!? N6d5 36.Ba3+/–) 35...Re8+= (35...Na4 36.e7 Rc8 37.Rd8 Kh7 38.e8Q Rd8 39.Nf6 gf6 40.Qf7 Kh6 41.Qf6 Kh7 42.Qg7) 36.Ng5 (36.a5 N6d5+=) 36...N4d5 (36...Na4 37.Nf7 Kg8 38.Rd8 Rd8 39.Nd8+=) 37.Rd4+= c5 (37...a5 38.Re4 Kg8 39.f4+=) 38.Rh4+/– Nf6 (38...Nc7 39.Ba3 c4 40.Rh5 Kg8 41.Rh4+/–) 39.a5 (39.Ba3!?+/–) 39...Nbd5+= 40.g4 g6? (better is 40...Nf4!? 41.Bf6 gf6=) 41.gh5 (41.Ne4 Re6 42.g5 Kg8 43.Nf6 Nf6 44.Bf6 Kf7+–) 41...gh5+/– 42.Rh5 Kg7? (better is 42...Kg8 43.Rh4 b5+/–) 43.Ne4+– Kg6 44.Rg5 Kh6 45.Nf6 Kg5 (45...Nf6 46.Bf6 Re6+–) 46.Ne8 (46.Ne8 Kf5 47.Ng7 Kf4 48.Bc1 Ke5 49.Bg5+–; 46.Nd5?! Re6 47.Be5 Kf5+/–) 1–0. Schaefer,J – Schlander,Sabine, Wuerzburg op, 1998.

6.Qf3 Be6 7.Qb7 d5 8.a3 a5 9.Bc3 (9.Qc6!? ab4 10.Be5 dc4 11.Bf6 (11.Bc7? Qc8 12.dc4 Ra7–+) 11...gf6 12.a4+=) 9...ab4+= 10.Bb4 Rb8 11.Qc6 Bb4 (worse is 11...Rb4 12.ab4 Bb4 13.Nd2+=) 12.ab4 Rb4 13.Nc3 Rb6 14.Qa4 0–0 15.cd5 Nd5 16.Nd5 Bd5 17.Rc1 Qe7 18.Ne2 (18.Rc7 Rb1 19.Ke2 Rb2 20.Rc2 Nc5 21.Rb2 Na4–+) 18...Ra8 19.Qc2 Qb4 20.Qc3 Nc5 21.Qb4 Nd3 (21...Rb4? 22.Rc5 Ra1 23.Nc1+–) 22.Kd2 Nb4 23.Nc3 Bb3 24.f3 (24.f4 Rc6 25.Bb5 Rc5 26.fe5 c6–+ (26...Re5?! 27.Rb1 Rd8 28.Ke2–+)) 24...Rd8 (better is 24...Rc6!? 25.e4–+) 25.Ke1 Nc2 26.Kf2 Rd2 27.Be2 Nb4 28.Ra1 g6 29.Ne4 Rb2 30.Rhb1 Nd3 31.Kf1 Bc2 32.Rb2 Rb2 33.Nf6 Kf8 34.Nh7 Kg7 35.Ng5 c5 36.Ne4 c4 37.h4 Bb1 38.Nc3 Bc2 39.Ra2 (39.Ne4 Kf8–/+) 39...f5 40.g4 Kh6 41.Ra6 Nb4 42.Ra7 Bd3?? (better is 42...fg4 43.fg4 g5=) 43.g5 1–0. Lothal,Guenter (1870) – Gahn,Juliane, Leipzig VfB op, 2003.

6.Qf3 Bg4 7.Qb7 Rb8 8.Qa7 Rb4 =.

6.Nf3 Be7 7.Be2 e4 (7...0–0!?=) 8.de4+= Be4 9.Nbd2 Bg6 10.0–0 0–0 11.a3 Ne4 12.Ne4 Be4 13.Bd3 Bd3 14.Qd3 Bf6 15.Bf6 Nf6 16.Rfd1 Qe7 17.Rac1 Rad8 18.Qf5 Qe6 (18...Rfe8 19.Rd4+=) 19.Nd4 Qf5 20.Nf5 g6 21.Ne7 Kg7 22.Nd5 Nd5 23.Rd5 Rfe8 24.Rcd1 Re4 25.c5 Re6 26.cd6 Red6 27.Rd6 Rd6 28.Rd6 cd6 29.e4 Kf6 30.f3 Ke5 31.Kf2 d5 32.Ke3 de4 33.fe4 b5 34.g3 g5 35.h3 h5 36.Kd3 f6 37.Ke3 a6 38.Kd3 g4? (38...Kd6 39.Kd4=) 39.h4?? (better is 39.hg4 hg4 40.Ke3+–) 39...f5 40.ef5 Kf5 41.Kd4 Ke6 42.Ke4 Kf6?? (better is 42...Kd6=) 43.Kf4+– Kg6 44.Ke5 Kg7 45.Kf5 Kh6 46.Kf6 Kh7 47.Kg5 (47.Kg5 Kg8 48.Kh5+–) 1–0. Fournier,Frederic (1855) – xynoff (1850), Active, 2006.

6.Nf3 Bg4 7.Be2= Be7 8.0–0 0–0 9.Nbd2 Re8 10.Re1 Bf8 11.a3 Nb6 12.Rc1 a5 13.h3 Bf5 14.e4 Be6 15.b5 Nbd7 16.a4 (16.d4 ed4 17.Nd4 Qe7+=) 16...Nc5= 17.Ba3 Qd7 (17...Bd7 18.Rb1=) 18.Bc5+= dc5 19.Ne5 Qc8 (19...Qd6 20.Nef3 Qf4 21.g3=) 20.Ng4 Bg4 21.Bg4 Qd8 22.Nf1 (22.Nb3 Ng4 23.hg4 Bd6+=) 22...Bd6 23.g3 (23.Ne3 Be5+=) 23...Be5 24.f4 (24.Ne3!?+=) 24...Bb2 25.Rc2 Qd4 (25...Bc3 26.Nd2 Ng4 27.Qg4 Qd3 28.Rc3 Qc3–+ (28...Qd2?! 29.Rce3+=)) 26.Kg2 Rad8 27.e5 Bc3 (27...Ng4 28.Qg4 Bc3 29.Re3=) 28.Re3+= Ng4 29.Qg4 Re7 (29...Ba1 30.Rce2 Bc3 31.e6 fe6 32.Re6+/–) 30.Qe2 (better is 30.Qf3 Ba1 31.Qb7+–) 30...Rde8?? (30...b6 31.Qg4=) 31.Nh2 (better is 31.Re4 Qd7 32.Rc3+–) 31...Bb4+= 32.Nf3 Qd7 33.g4 c6 34.Qd1 cb5 35.cb5 b6 (35...Qd5 36.d4=) 36.Rc4 Qe6 37.Ng5 Qd5 (37...Qg6 38.Ne4 Rd8 39.Qf3+/–) 38.Qf3+/– Qd8 39.Qe4 g6 40.Qf3 Rd7 (40...f5 41.gf5 gf5 42.Qg3–/+) 41.Ne4 Kh8 42.Nf6 Bd2 43.Nd7 Be3 44.Nf6 (44.Qe3?! Qd7 45.Qe4 Kg7+/–) 44...Qd3 (44...Bd4 45.Ne8 Qe8 46.Rd4 cd4 47.Qd5+–) 45.Ne8 Qd2 (45...Qc4 46.Qe3 Qc2 47.Kf3 Qd1 48.Kf2 Qc2 49.Kg3 Qa4+–) 46.Kf1 Qd3 47.Qe2 Qb1 (47...Qd5 48.Ke1+–) 48.Kg2 Qg1 49.Kf3 Bd4 50.Rc2 (50.Nd6 Kg7+–) 50...Qh1 51.Kg3 Qg1 52.Kh4 h6 53.Nf6 Kg7 (53...Qa1 54.Qe4 Kg7 55.Ne8 Kg8 56.Nd6+–) 54.Ne4 (54.Nd5 c4+–) 54...h5 (54...Be3 55.f5+–) 55.gh5 gh5 (55...Qa1 56.hg6 fg6 57.Rc4+–) 56.Qg2 (56.Qg2 Qg2 57.Rg2 Kf8 58.Kh5+–) 1–0. Sternik,Ryszard – Cashman,Paul, Peninsula op Brisbane, 1992.

5.d4 ed4

6.ed4 g6 7.Nf3 Bg7 8.Bd3 (8...Qe7 9.Kf1 Bd3 10.Qd3=). KHW – jarie, ChessWorld.net, 2002.

6.ed4 d5

7.a3!?+=.

7.c5=+.

7.Nf3 Bb4–/+ 8.Nbd2 (8.Bc3 Bc3 9.Nc3 0–0–/+) 8...0–0–+ 9.Be2 dc4 10.Bc4 Qe7 (10...Re8 11.Ne5 Ne4 12.Bf7 Kf8 13.Ba3 Ba3 14.Ne4 Be4 15.Be8 Bb4 16.Kf1 Qe8 17.Qe2–+) 11.Kf1 (11.Qe2 Qe2 12.Be2 Re8–+) 11...Nc6 12.a3 Bd6 13.Nh4 (13.Qa4 Bd7–+) 13...Be6 14.Bd3 Bg4 (14...Bf4 15.Kg1–+) 15.f3 (15.Nf5 Qd7 (15...Bd1?! 16.Ne7 Be7 17.Rd1–/+) 16.Qc2 Bf4–+) 15...Bd7 (15...Nd5 16.Qb3 Qh4 17.Qd5–+) 16.Nf5 Bf5 17.Bf5 Nd5 18.Qb1 Ne3 19.Kf2 Nf5 20.Qf5 Rfe8 21.Ne4 Qh4 (21...Rad8!? 22.d5 Bc5 23.Kg3–+) 22.g3–/+ Qh6 23.Rae1 (23.Bc1 Nd4 24.Qd5 Qe6 25.Qe6 Ne6 26.Nd6 cd6–+) 23...Ne7 24.Qb5 c6 25.Qb7 Rab8 26.Nd6? (better is 26.Bc1!? Rb7 27.Bh6 Ba3 28.Bf4–/+) 26...Rb7 (better is 26...Qd6 27.Qa7 Rb2 28.Kg1 Qd8–+) 27.Nb7 f5 28.Nc5 Kf7 29.Re6 Ng6 (29...Qh3 30.Bc1–/+) 30.Re8 (30.Bc1 Qh3 31.Re8 Ke8 32.Re1 Kf7+=) 30...Ke8–/+ 31.Re1 (31.Bc1 f4 32.Re1 Kf7+=) 31...Kf7 32.h4 f4 33.Re4 fg3 34.Kg3 0–1. Romanski,Andreas – Mueller, Oberhau Post op 1st, 1991.

6.Bd4 Be7

7.Bd3 Bd3 8.Qd3 c5 =+.

7.Bd3 Qd7 8.Nf3 Nc6 9.Bc3 0–0 10.a3 Rfe8 11.0–0 Bf8 (11...Rad8 12.Qc2 Bd3 13.Qd3=) 12.Qc2 (12.Bf6 Bd3 13.Qd3 gf6 14.Nbd2+/–) 12...Bg4? (12...Bd3 13.Qd3 Be7 14.Rd1=) 13.Be2?? (better is 13.Bf6!? gf6 14.Bh7 Kh8 15.Be4+–) 13...Bf3 (13...Ne4!?=) 14.Bf3+= (worse is 14.gf3 Qe6=) 14...Ne5 (14...Be7 15.Rd1+=) 15.Be5 de5 16.Nc3 White prepares b5 (better is 16.Bb7 Rad8 17.c5+/–) 16...e4? (16...c6 17.Ne4 Qf5 18.Rad1+=) 17.Be2?? (better is 17.Ne4 Be7 18.Nf6 Bf6 19.Bb7 Ba1 20.Ba8 (20.Ra1?! Rad8+=) 20...Ra8 21.Rd1+–) 17...a5 18.b5 Qf5 19.Rad1 (19.Na4 Rad8=) 19...Bd6 (19...Ba3 20.Nd5 Nd5 21.Rd5–/+) 20.g3 (20.a4 Qe5 21.g3 c6+=) 20...Qh3 (20...Ba3 21.Nd5 Nd5 22.Rd5–/+) 21.f3 (21.a4 Qf5=) 21...Re5 (21...Ba3!? 22.fe4 Bc5–/+) 22.Ne4 Ne4 23.fe4 Rh5?? (23...Ba3!? 24.Rf5 Rf5 25.ef5 Qh6=) 24.Bf3?? (better is 24.Bh5 Qh5 25.Rd5+–) 24...Rh6 (24...Re5 25.Rd5 b6 26.Qd1+=) 25.Rf2 Bc5 26.Qd3 (26.Rd3!?+/–) 26...Rd6= 27.Qe2 (better is 27.Qc3 Rd1 28.Bd1=) 27...Rd1–+ (27...Ba3 28.e5 Rd1 29.Qd1+/–) 28.Qd1 Be3 (28...Ba3 29.e5+/–) 29.Qe2 Bf2 30.Qf2 Rd8 31.Bg2 (31.e5!?–+) 31...Qg4 32.h3 Rd1 (32...Qg5!? 33.a4–+) 33.Kh2 Qg5 34.Qa7 b6 35.Qc7 Qf6 (35...Rd3 36.a4–/+) 36.Qb8 Rd8 37.Qc7 g6?? (better is 37...Qd6 38.Qb7 h5–/+) 38.e5+= Qg5 39.h4 (39.h4 Qd2 40.Qb6+=) 1–0. Fournier,Frederic – Guest268333, Partie amicale, 3m + 1s, 2008.

7.Nf3 Nc6=+ 8.Bc3 h6 9.Bd3 Bd3= 10.Qd3 0–0 11.0–0 a6 12.a4 d5= 13.Rd1 dc4 14.Qd8?? Rad8 15.Nbd2 Bb4?? 16.Bb4 Nb4–+ 17.Nc4 Ne4 18.Rd4 Rd4 19.ed4–/+ Nc2 20.Rb1? b5 21.ab5 ab5 22.Rb5 Ra8 23.g3 Ra1 24.Kg2 Ne1 25.Ne1+= Re1 26.Re5 Rc1 27.Ne3 Nd6 28.Rc5 Rc5= 29.dc5 Ne4 30.c6+= Nc3 31.f4 Nb5= 32.Nd5 Nd4 33.Nb4 Kf8 34.Kf2 Ke7 35.Ke3 Nb5 36.Nd5 Kd6–/+ 37.Ke4 Kc6 38.Ne7 Kb6 39.Nf5 Nd6–+ 40.Nd6 cd6 41.Kd5 Kc7 42.h4 Kd7 43.f5 f6 44.g4 Ke7 45.h5? Kd7–+ 46.Kd4 Kc6 (46...Kc6 47.Kd3 Kc5–+) 0–1. gtate (2005) – jasniepanicz (2130), net–chess.com, 2005.

5.Be2 Nbd7

6.a3 a5 7.Nf3 =.

6.a3 Be7 7.d3 c6 8.Nf3 a5 (8...0–0 9.0–0=) 9.Nc3 (9.0–0 ab4 10.ab4 Ra1 11.Ba1 0–0=) 9...0–0 10.0–0 ab4 11.ab4 Ra1 12.Qa1 Qa8 ½–½. De Kruif,Kees (2080) – Heath,Jeffrey (1925), Guernsey op, 2006.

6.d4 Be7 7.Nf3 c6 8.0–0 e4 9.Nh4 Be6 10.d5 cd5 11.cd5 =.

6.Nf3 A) 6...a5 7.b5 Nb6 8.0–0 Be7 9.d3 a4 10.e4 Be6 11.Ng5=; B) 6...Qe7 7.0–0 (7.d4 Bg4 8.d5 a5 9.b5 Nc5 10.0–0 a4 11.Nfd2=; 7.Nc3 c6 8.d4 d5 9.de5 Ne5 10.Ne5 Qe5 11.Qb3=; 7.a3 0–0–0 8.Nc3 Nb6 9.0–0 Bg4 10.d3 Re8 11.Qb3+=) 7...d5 8.a3 0–0–0 9.cd5 Nd5 10.d3 N5f6 11.Nc3+=; C) 6...Be7 7.d4 0–0 8.0–0 c6 9.Nc3 e4 10.Nh4 Be6 11.d5+=.

6.d4 ed4

7.ed4 d5 8.c5 Be7 9.Nf3 0–0 10.0–0 c6 11.Re1 =.

7.ed4 g6 8.g4 (better is 8.Nf3= d5 9.c5 Bg7 10.0–0 0–0 11.Re1=; 8.Nc3 d5 9.c5 Bg7 10.Nf3 0–0 11.0–0=) 8...Ne4?? (better is 8...Be4 9.Bf3 d5+= 10.g5 Bf3 11.Nf3+=) 9.d5+– (9.gf5 Qh4 10.Qd3 Qf2 11.Kd1 Qg2+=) 9...Qh4 10.Bd4 c5? (10...Bg4 11.Bg4 Ne5+–) 11.dc6 (11.gf5 cd4 12.Qd4 Qf2 13.Qf2 Nf2 14.Kf2 Bg7=) 11...Bg7 (11...bc6 12.Nf3 Qg4 13.Bh8+–) 12.cb7 (better is 12.Nf3 Bd4 13.Nh4 Bf2 14.Kf1 Bh4 15.gf5 bc6+–) 12...Rb8 13.Nf3 Qg4 14.h3 (better is 14.Bg7!? Qg2 15.Rf1 Rg8+–) 14...Qg2 15.Rh2 Nf2 16.Bf2 Bc3 1–0. Bonetti,Shane – guest1877, ICC, 2002.

7.Qd4 c5 8.Qf4 Be6 9.bc5 dc5 10.Nd2 Be7 11.Ngf3 =.

7.Bd4 c5 8.Bc3 Nb6 (8...cb4 9.Bb4 Ne4 10.Nf3 Qf6=) 9.bc5 (9.Nd2 d5 10.bc5 Bc5=) 9...dc5 10.Nd2 (10.Qd8 Rd8=) 10...Be7 11.Ngf3 0–0 12.0–0 Ne4 13.Rc1 (13.Ne4 Be4 14.Nd2 Bg6=) 13...Nc3=+ 14.Rc3 Bf6 15.Rb3 Qe7 (15...Re8 16.Ne1=+) 16.Bd3= Bd7 17.Rb1 (17.Qb1 g6=) 17...Rad8 18.Qc2 h6 19.Nb3 Bc6 20.Qe2 (20.Nfd2!?=+) 20...Bf3–/+ 21.Qf3? (better is 21.gf3 Na4 22.Qc2–/+) 21...Rd3–+ 22.Rbc1 Rfd8 23.h3 Na4 24.Rfd1 Nc3 25.Rd3 Rd3 26.Kh1 g6 27.g3 b6 28.Rc2 Qd6 29.Qa8 Kg7 30.Qa7 Qc6 (30...Qc6 31.f3 Qf3 32.Rg2 Qf1 33.Kh2 Rd1 34.Qf7 Kf7 35.g4 Be5 36.Rg3 Qe2#) 0–1. valpa – Mik, playchess.de, 2002.

5.Nf3 a5

6.ba5 Be7=+.

6.b5 c6 7.Nc3 b6 (7...cb5 8.Nb5 (8.cb5 Be7 9.Be2 0–0 10.0–0 Nbd7 11.Rc1 d5=) 8...Be7 9.Be2= 0–0 10.0–0 Nc6 11.d4 e4=; 7...Be7 8.Be2 (8.Rc1 0–0 9.Be2 Re8 10.0–0 Nbd7 11.d4 Rc8=; 8.d4 e4 9.Nd2 cb5 10.Nb5 0–0 11.Be2 d5=; 8.d3 0–0 9.Be2 cb5 10.Nb5 Nc6 11.0–0 Rc8=) 8...0–0 9.0–0 Nbd7 10.d4 Rc8 11.Rc1 Bg4=; 7...Nbd7 8.Be2 (8.d4 Rc8 9.Be2 Be7 10.0–0 0–0 11.Rc1 Bg4=; 8.a3 Be7 9.Be2 0–0 10.0–0 Qc7 11.d4 Rac8=; 8.d3 d5 9.d4 e4 10.Nd2 Be7 11.c5 0–0=) 8...Be7 9.0–0 0–0 10.d4 Rc8 11.Rc1 Bg4=; 7...Qc7 8.Rc1 (8.d4 Be7 9.Be2 0–0 10.0–0 Nbd7 11.Nh4 Be6+=; 8.d3 Be7 9.Be2 0–0 10.0–0 Rd8 11.e4 Bg4=; 8.Be2 Be7 9.0–0 0–0 10.d3 Qb6 11.d4 Qc7=) 8...Be7 9.Be2 0–0 10.0–0 Rd8 11.d4 Re8+=) 8.d4+= (8.Qa4 c5 9.Be2 Nbd7 10.0–0 Rc8 11.Nh4 Be6+/–) 8...cb5 (8...e4!? 9.bc6 Nc6+= 10.Qb1 Rc8 11.Nd2 d5+=) 9.de5+/– (9.Nb5?! e4 10.Qa4 Bd7+= 11.Nd2 Be7+=; 9.cb5?! e4= 10.Rc1 Be7 11.Qc2 d5=) 9...de5 10.Qd8 Kd8 11.Ne5 bc4?? (better is 11...Ke8 12.cb5 Nbd7+/–) 12.Nf7 Ke8 13.Nh8 g6 (13...Be6 14.0–0–0+–) 14.Bc4 Ra7 (14...Nbd7 15.e4! Ne4 16.Bd5 Nc3 17.Ba8+–) 15.Nb5 Rd7 (15...Bg7 16.Na7 Bh8 17.f3+–) 16.Bf6 Bg7 (16...Bb4 17.Ke2+–) 17.Bg7 Rg7 18.Nf7! Rf7 (18...Ke7 19.Nfd6+–) 19.Nd6 (19.Nd6 Ke7 20.Nf7+–) 1–0. Janek – Vesely, internet, 2016.

6.b5 Nbd7 7.Be2 c6 (7...Nb6 8.0–0=) 8.a4 (8.Nc3 Be7=) 8...Be7 9.0–0 0–0 10.Nc3 d5 (10...Rc8 11.d4=) 11.d4 e4 12.Ne5 Qc7 (12...Rc8 13.Nd7 Bd7 14.c5=) 13.bc6 (13.Rb1 Bd6 14.Nd7 Bd7+=) 13...bc6 (13...Ne5? 14.de5 Qe5 15.Nd5+– (15.cd5?! Rac8+=; 15.cb7?! Bd6 16.g3 Rab8+/–)) 14.cd5 cd5 (14...Nd5 15.Nd5 cd5 16.Rc1=) 15.Nb5 Qb6 16.Bc3 Rfc8 17.Rb1 h6 (17...Qe6 18.Qd2+=) 18.Qd2 Nf8 19.Rbc1 (19.Rb2 Qd8=) 19...N8h7 (19...N6d7 20.Rfd1+=) 20.Rfe1 (20.Rc2 Ng5+=) 20...Ng5 21.h4 Ngh7 22.Rf1 (22.Rb1 Nd7=) 22...Be6 (22...Qd8 23.Ba5 Qa5 24.Qa5 Ra5 25.Rc8 Bc8 26.Nc6 Rb5 27.Ne7 Kf8 28.Nc8+/–) 23.h5+= Ng5 (23...Nf8 24.Rc2+=) 24.Rfe1 (24.Rc2 Qd8+=) 24...Bf5 (24...Ne8 25.Rc2=) 25.Red1 (25.Rb1 Nd7+=) 25...Bf8 (25...Ne8 26.Rb1=) 26.Kf1 (26.Rc2 Be7+=) 26...Be7= 27.Re1 (27.Rb1 Qd8=) 27...Be6 (27...Ne8 28.Red1=) 28.Rc2 (28.Rb1 Bf5=) 28...Bf5 (28...Nd7 29.Rec1=) 29.Rec1+= Be6 (29...Ne6 30.Ke1=) 30.Qe1 (30.Kg1 Nd7+=) 30...Bd8 (30...Kh7 31.Bd2 Rc2 32.Rc2+=) 31.Kg1 Bf5 32.Bd2 Rc2 33.Rc2 Nd7 34.Rc6 Qb8 35.Bc3 Nf6 (35...Ne5 36.de5 Be6 37.Bd4+=) 36.Qd1 (36.Qd2 Nd7+=) 36...Ne8 37.Bd2 (37.Qb3 Nc7+=) 37...Qb7 38.Qc1 Bb6 (38...Bd7!? 39.Nd7 Qd7+=) 39.Qc2 Bd8 40.Qb3 Be6 41.Rc3 Rc8 42.Rc8 Bc8 43.Qc2 Bd7 44.Qc3 (44.Qc1 Nf6+=) 44...Bb6 45.Bc1 f5 (45...Ne6 46.Ba3+=) 46.Qa3 Bd8 47.Ng6 Nh7 48.Bd2 (48.Qc5 Nef6+/–) 48...Qb6 (48...Be6 49.Qc5+/–) 49.Ne7+/– Be7 50.Qe7 Nf8 51.Bc3 Nf6 52.Nd6 Qb1 53.Bf1 Be6 54.Ba5 Qb3 55.Nb5 (55.Nb7 Qa4 56.Bb4 Qe8+=) 55...Qa4 56.Bb4 (56.Bb4 N6d7 57.Nc3+/–) 1–0. Janek – Chessie, internet free game, 2017.

6.d4 Nbd7 7.b5= Be7 8.Be2 0–0 9.de5 de5 10.Ne5 (worse is 10.Be5 Ne5 11.Ne5 Bb4 12.Kf1 Qe7+=) 10...Bb1 (better is 10...Bb4!? 11.Kf1 Ne4 12.Nd7 Qh4+=) 11.Nd7+/– Bb4 12.Kf1 Nd7 13.Rb1 Qe7 (13...Bd6 14.g3+/–) 14.a3 (14.Qd4!? Nf6+–) 14...Bc5 15.Qd5 Nf6 (better is 15...Rab8+/–) 16.Qb7?? (16.Bf6 gf6 17.a4 Qe5+–) 16...Rad8?? (16...Ne4 17.g3 Nf2–/+) 17.Rd1 (17.Bf6!? Qf6 18.Qc7 Be3 19.Qg3+/–) 17...Rd1+= 18.Bd1 Rd8 19.Bf3 Ba3 20.Bd4 White prepares the advance b6 (20.Ba3 Qa3 21.g3 Qc1 22.Kg2 Qc4+–) 20...Bb4 (20...Bc5 21.Bf6 Qf6 22.g3+= (22.Qc7?? Qa1 23.Ke2 Qb2 24.Ke1 Qc1 25.Ke2 Rd2)) 21.Qa7 (21.g3 Ne8+/–) 21...Ne4 (21...Qe6 22.g3 (22.Qc7? Rd4 23.g3 Rc4 24.Qd8 Ne8–+) 22...Qc4 23.Kg2+=) 22.Ke2 (22.Kg1 Nd2+=) 22...Nc3 (22...Qe6 23.Be4 (23.Qc7? Rd4 24.Qb8 Bf8 25.ed4 Ng3 26.Kd2 Nh1–+) 23...Qe4 24.Rc1=) 23.Kf1 (23.Bc3 Bc3 24.Bd5+/–) 23...a4 (better is 23...Ne4=) 24.b6+– cb6 (better is 24...h6!?+–) 25.Qe7 Be7 26.Bc3 Rd3 27.Bd4 Rd2 28.Bb6?? The passed pawn on c4 will quickly become a dangerous weapon (better is 28.g3 Bc5 29.Kg2 Bd4 30.ed4 Rd4 31.Bd5+–) 28...Rb2+= 29.Ba5?? (better is 29.g3 Rb6 30.Kg2=) 29...a3 30.g3 Rb1 31.Ke2 Rh1 32.Bh1 (32.Bc3 a2 33.Bh1 Bf6 34.Bf6 gf6–+) 32...Bf6 33.c5 (33.h4 a2 34.Bc7 a1Q–+) 33...a2 34.c6 (34.Bc7 a1Q 35.Be4 g5–+) 34...a1Q 35.c7 Do you see the mate threat? 35...Qa2 36.Kd3 Qb3 37.Kd2 Qb2 38.Kd1 Qb3 (38...Qb1 39.Kd2 Qf5 40.Kc1 Qc5 41.Kd1–+) 39.Kd2 Qb2 (39...Qc4 40.Be4 Be5 41.Bd3 Qa2 42.Kd1 Qa1 43.Ke2 Bc7 44.Bc7 Qb2 45.Kf3 Qb7 46.Ke2 Qc7 47.h4–+) 40.Kd1 Qb3 (better is 40...Qb1 41.Kd2 Qf5–+) 41.Kd2= Qb2 (better is 41...Qc4–+) ½–½. marekt – GMBG, GameColony.com, 2002.

6.d4 e4!? 7.Qc2 ab4–/+ (worse is 7...ef3 8.Qf5 ab4 9.Qb5 Nbd7 10.gf3+=).

5.Nf3 a6

6.a3 Nbd7 7.d3 Be7 8.Be2 0–0 9.Nbd2 Bg6 10.0–0 c6 11.Nh4 Re8 12.Ng6 hg6 13.Bf3 Nh7 14.Ne4 f5 15.Ng3 Ng5 16.Be2 Nf6 17.f4 ef4 18.ef4 Ne6 19.Qd2 d5 20.cd5 (20.c5!?+=) 20...Nd5= 21.Be5 g5 (21...Bd6 22.d4=) 22.fg5 Bg5 23.Qb2 1–0. tightfist (2225) – salaschess (2110), net–chess.com, 2013.

6.a3 e4 7.Nd4 Bg4=.

6.a4 d5 7.cd5+= e4 8.Nd4 Nd5?? (better is 8...Qd5 9.Nc3 Qd7+=) 9.Nf5+– Nb4 10.Ng7 (better is 10.Qg4!? Nc2 11.Kd1 Na1 12.Qe4 Kd7+–) 10...Bg7 11.Bg7 Rg8 12.Bd4 (12.Qg4 Qe7 13.Qc8 Qd8 14.Qd8 Kd8 15.Bf6 Kd7+–) 12...Nd3 (12...N8c6 13.Bc3+–) 13.Bd3 ed3 14.0–0 Nc6 15.Qh5 Nd4 16.ed4 Qd4 17.Nc3 0–0–0 18.Qf5 (18.Qf7 Rg7 19.Qf5 Qd7 20.Qd7 Kd7+–) 18...Kb8 (18...Qd7 19.Qd7 (19.Qh7?! Rg2 20.Kh1 Rg6+–) 19...Rd7 20.Rfe1+–) 19.Rab1 Qg7 (19...Qg4 20.Qg4 Rg4 21.Rfe1+–) 20.Qf3 b6 21.a5 Ka7 (21...Qg4 22.Qg4 Rg4 23.ab6 Rg6 24.bc7 Kc7+–) 22.ab6 cb6 23.Nb5! ab5 (23...Kb8 24.Qf4 Ka8+–) 24.Ra1 Kb8 25.Ra8 (25.Qf4 Kb7 26.Qe4 Kb8 27.Ra8 Kc7 28.Rc1 Qc3 29.Rc3 Kd6 30.Rc6 Kd7 31.Ra7) 25...Kc7+– 26.Rc1 Kd7 27.Qd3 (27.Qc6 Ke7 28.Re1 Qe5 29.Re5 Kf8 30.Qh6 Rg7 31.Rd8) 27...Ke6 28.Re1 (28.Rc6 Ke5 29.Qb5 Rd5 30.d4 Kf4 31.g3 Qg3 32.fg3 Rg3 33.hg3 Kg3 34.Qd5 f5 35.Qf5 h5 36.Rc3 Kh4 37.Qf4) 28...Kf6 29.Qf3 (29.Qd8?! Rd8 30.Rd8 Qg4+/–) 29...Kg5 (29...Kg6 30.Qg4 Kh6 31.Qh4 Kg6 32.Rd8 Rd8 33.Qd8+–) 30.Qg3 (30.h4 Kg6 31.Qg4 Kh6 32.Qf4 Kh5 33.Re5 Qe5 34.Qe5 Kh4 35.Ra3 Rd3 36.Rd3 Rg2 37.Kg2 f5 38.Qf5 b4 39.Rd4) 30...Kh5 (30...Kf5 31.Qg7 Rg7 32.Rd8+–) 31.Qg7 (better is 31.Re5 Qe5 32.Qe5 Kg6+–) 31...Rg7 32.Rd8 1–0. GuestQVBQ – GuestCDDM, freechess.org, 2017.

6.Qa4 Bd7 7.Qb3=.

6.Qa4 Nbd7 7.Nc3 (7.Be2 a5=) 7...Be7 (7...a5 8.ba5 c6 9.d4=) 8.Be2 0–0 (8...a5 9.ba5 c6 10.0–0=) 9.0–0+= Ne4 (9...a5 10.ba5 Nc5 11.Qd1=) 10.Qb3 (10.Ne4 Be4 11.d4 a5=) 10...Ndf6 (10...Nc3 11.Bc3 Nf6 12.a3=) 11.d4 (11.Ne4 Ne4 12.d4 Bf6=) 11...ed4 (11...Nc3 12.Qc3 e4 13.Nd2=) 12.ed4 (12.Nd4 Bg6 13.Ne4 Ne4+=) 12...Bg4 (12...d5 13.Ne4 de4 14.Ne5+=) 13.Rad1 (13.Ne4 Ne4 14.Rfe1 d5=) 13...Nc3 (13...d5 14.Nd5 Nd5 15.cd5=) 14.Qc3 Ne4 (14...d5 15.h3 Ne4 16.Qe3=) 15.Qe3 Nf6 (15...d5 16.a3=) 16.h3+= Bh5 17.Nd2 (17.Rfe1 Re8+=) 17...Re8 (17...Be2!? 18.Qe2 d5=) 18.Bh5+= Nh5 19.Qf3 Nf6 20.Rfe1 (20.Qb7 d5 21.a3+=) 20...Bf8 (20...d5 21.c5=) 21.a4 (21.Re8 Qe8 22.Qb7 d5+/–) 21...c6? (21...d5 22.c5 Qd7=) 22.Ne4?? (better is 22.d5+/–) 22...Ne4= 23.Re4 Re4 24.Qe4 Qd7 (24...d5 25.cd5 Qd5 26.Qd5 cd5 27.Rc1+=) 25.d5 (25.Qd3 d5=) 25...Re8 (25...cd5!? 26.Rd5 Qa4=) 26.dc6+= bc6 (26...Re4? 27.cd7 Be7 28.Kf1+–) 27.Qd4 (27.Qd3 Qb7 28.Bc3 d5+=) 27...Qb7 28.Bc3 Re6 (28...c5 29.Qd2 d5 30.bc5 dc4 31.Qa2+=) 29.g3 (29.a5 c5 30.Qd5 Qd5 31.cd5 Re7+=) 29...c5 (29...Re8=) 30.bc5 (better is 30.Qd5!? Qd5 31.cd5+= (worse is 31.Rd5 Re4–/+)) 30...dc5+= 31.Qd5 (31.Qd3 Rd6 32.Qb1 Rd1 33.Qd1 Qe4=) 31...Qb3–/+ 32.Be5?? (better is 32.Re1 Re1 33.Be1 Qa4 34.Bc3–/+) 32...Re5!–+ 33.Qe5 (33.Rd3 Re1 34.Kg2 Qa4–+) 33...Qd1 34.Kg2 Qa4 35.Qd5 (35.Qc3 a5–+) 35...a5 0–1. jaddwarrior (2080) – Hoang Phuc (1960), ChessWorld.net, 2017.

6.Nc3 Nbd7 7.d4 e4 8.Nd2 Be7 9.Qc2 Pawn e4, live or die! (9.Be2 d5 10.g4 Bg6+=) 9...0–0 (9...c6 10.f3=) 10.Nde4 (better is 10.a3+=) 10...b5?? (better is 10...Ne4 11.Bd3 d5 12.Nd5 c6=) 11.Nf6+– Nf6 12.Qf5 Qd7 (12...d5 13.cb5 Bb4 14.ba6 Re8+–) 13.Qd7 Nd7 14.cb5 a5 15.Nd5 Bd8 16.Bc3 (16.ba5 Ra5 17.Bc3 Ra4+–) 16...a4 17.Bc4 a3 (17...Nb6 18.Nb6 cb6 19.Rc1+–) 18.0–0 Nb6 (18...Re8 19.Rac1+–) 19.Nb6 cb6 20.Rfc1 Be7 (20...Re8 21.Bd5 Rb8 22.Bd2+–) 21.Bd5 Rac8 22.Bd2 Rb8 (22...h6 23.Rc6+–) 23.Rc7 Rfe8 (23...Bd8 24.Rc3+–) 24.Bc6 (24.Rac1 Kf8+–) 24...Rbc8 (24...Bd8 25.Ra7 Rf8 26.Ra3+–) 25.Ra7 Red8 (25...Kf8 26.Ra3 d5 27.Ra6+–) 26.Re7 Kf8 (26...f5 27.Bd5 Kh8 28.Rc1 Rc1 29.Bc1+–) 27.Ra7 1–0. Rush,Bradley – Ventura,Bob, RN–2012–0–00490, 2012.

6.d3 Nc6 7.a3 e4 (7...Be7 8.Be2=) 8.Nd4 (8.de4 Ne4 9.Bd3 Ne5 10.Be4 Be4 11.Ne5 de5=) 8...Nd4= 9.Bd4 c5 10.Bb2 b5 (10...d5 11.bc5 Bc5 12.cd5 ed3 13.Bd3 Qd5 14.Bf5 Qf5 15.Nd2=) 11.d4 (11.de4 Be4 12.cb5 Be7+–) 11...Ng4?? (better is 11...bc4!? 12.bc5 d5=) 12.Be2 (better is 12.cb5 cb4 13.ab4+–) 12...cd4?? (12...Qh4 13.g3 Qh3 14.Bf1+/–) 13.Bd4 (13.Bg4 Bc8 14.Bc8 Rc8 15.Bd4 bc4 16.Qa4 Qd7 17.Qa6 Be7+–) 13...bc4? (13...Qh4 14.g3 Qh3 15.Bf1+/– (worse is 15.cb5 Qg2 16.Rf1 Nh2+=)) 14.Bc4 (better is 14.Bg4 Qd7 15.Bf5 Qf5 16.Nc3+–) 14...Qc8? (better is 14...Qh4 15.g3 Qh3+/–) 15.Bd5+– Rb8 16.0–0 Nf6 (better is 16...Qd8+–) 17.Nc3?? (better is 17.Bf6 gf6 18.Qd4+–) 17...Nd5+= 18.Nd5 Rb5? (better is 18...Qc6 19.Nc3 Rc8+=) 19.Rc1+– Qc1 (19...Qd7 20.Nc7 Ke7 21.Nb5 ab5+–) 20.Qc1 Rd5 (20...Bd7 21.Nc7 Ke7 22.Nb5 ab5 23.Qc7+–) 21.Qc6 (21.Qc6 Bd7 22.Qd5+–) 1–0. Trkn – Rupert_Pupkin, itsyourturn.com, 2000.

6.d4 e4 7.Nfd2 c6 8.Be2 Be7 9.Nc3 0–0 10.g4 Bg6 11.h4 h6 12.g5 hg5 13.hg5 Nh7 14.Nde4 Ng5 15.Ng5 Bg5 16.Bd3 Qf6 17.Ne4 Qe7 18.Ng5 Qg5 19.Bf1 Nd7 20.d5 cd5 21.Qd5 Qd5 22.cd5 Ne5 23.Be5 de5 24.d6 Rad8 25.Rd1 f5 (25...Rd7 26.Bh3 f5 27.e4=) 26.Bc4 (better is 26.d7!?+/–) 26...Bf7= 27.Rh4 e4 28.Bd5 Bd5 29.Rd5 Rf6 30.d7 Rf7 (better is 30...Kf7!?–/+) 31.Rf4 g6 32.f3 ef3 33.Rfd4 Re7 34.Kf2 Kg7 35.Kf3 Kf6 36.Rd1 Ke6 37.Rd6 Kf7 38.a4 Re6 39.R6d4 g5 40.a5 Kf6 41.R1d2 g4 42.Kf4 Kg6 43.Rc4 Re7 44.Rd6 Kh5?? (better is 44...Kf7 45.Kf5 Rdd7 46.Rd7 Rd7 47.Kg4 Ke6+–) 45.Rc5+– Red7 (45...Rf8 46.Rf5 Rf5 47.Kf5 Rf7 48.Ke4 Re7 49.Kd5 Rd7 50.Rd7 Kg6+–) 46.Rf5 Kh4 47.Rh6 1–0. Bonetti,Shane – diprog, ICC, 2002.

6.Be2 Bb1 7.Rb1+= b5 (7...e4 8.Nd4+=) 8.Qc2 (8.cb5 ab5 9.Bb5 c6+/–) 8...Be7 (8...bc4 9.Bc4 Be7 10.e4+=) 9.cb5 ab5 (9...0–0 10.Qa4+/–) 10.Bb5+– Nbd7 11.a4 0–0 12.0–0 c5 (12...Ra7 13.d3+–) 13.bc5 Nc5 14.d4 ed4 15.Nd4 Qc7 16.Nf5 (16.Rfc1 Rfc8+–) 16...Rfc8 17.Rfd1 Qd8 (17...Rd8+–) 18.Bf6 Bf6 (18...gf6 19.Qc4 Qf8 20.Qf4+–) 19.Nd6 (19.Rd6?! Qf8 20.Nh6 gh6 21.Rf6 Na4+–) 19...Rc7 20.Ne8 Nd7 (20...Qe8 21.Be8 Re8+–) 21.Nc7 1–0. pcmvr (2560) – zekota (2105), net–chess.com, 2006.

6.Be2 Nc6 7.a3 Be7 8.0–0 0–0 (8...e4 9.Nd4 Nd4 10.Bd4 c5 11.Bb2 0–0 12.f3 ef3 13.Rf3=) 9.d4 (9.d3 A) 9...Qd7 10.Nbd2 (10.Nc3 Rfe8 11.Nd5 Be6 12.Ne7 Qe7 13.Re1=; 10.e4 Bg4 11.Nbd2 Rad8 12.h3 Bh5 13.b5=; 10.Qd2 Rfe8 11.Nc3 Rad8 12.Nd5 Rc8 13.Rfc1=) 10...Rfe8 11.e4 Bg4 12.h3 Bh5 13.g4+=; B) 9...Bg4 10.Nc3 (10.Nbd2 Re8 11.h3 Be6 12.Ng5 Qd7 13.Ne6=; 10.Ng5 Be2 11.Qe2 Re8 12.Nc3 d5 13.cd5=) 10...Qd7 11.d4 ed4 12.ed4 Rfe8 13.Re1+=; C) 9...Re8 10.e4 (10.Nbd2 Bg4 11.h3 Bf5 12.e4 Bd7 13.d4=; 10.Nc3 Qd7 11.Nd5 Be6 12.Ne7 Qe7 13.d4=; 10.Qd2 Bg4 11.Nc3 d5 12.cd5 Nd5 13.Rfd1=) 10...Bg4 11.Nbd2 Qd7 12.Re1 Rad8 13.Qc2=) 9...ed4 (9...e4 10.Nfd2= (10.Nh4 Bd7 11.d5 Nb8 12.g3 Bh3 13.Ng2=; 10.Ne1 d5 11.Nc3 dc4 12.Bc4 Qd7 13.f3=) 10...d5 11.cd5 Nd5 12.Nc3 Nc3 13.Bc3=) 10.Nd4+= Nd4 11.Bd4 (11.Qd4 a5 12.Nc3 Re8 13.Nd5+=) 11...Rc8 (11...c5 12.Bc3 d5 13.Bf3=) 12.Nd2 (12.Ra2 c5 13.Bf6=) 12...c5 13.Bb2 Qc7 (13...d5 14.bc5 dc4 15.Bc4 Bc5 16.Qf3 Qd2 17.Bf6=) 14.Bf3 Rfd8 15.Re1 (15.e4 Be6=) 15...h6 (15...Be6 16.Rb1=) 16.e4 Be6 17.bc5 (17.Be2 Qc6+=) 17...Qc5 (17...dc5 18.Qe2=) 18.e5 (18.Rb1!?=) 18...de5+= 19.Bb7? (better is 19.Be5 Qa5 20.Nb3+=) 19...Rb8–+ 20.Re5 Qc7 21.Qe2 Qb7 (21...Rb7 22.Re6 fe6 23.Qe6 Kh8 24.Bc3–+) 22.Bc3 Qc7 (22...Qc6!? 23.Re3–+) 23.Ba5 Qc6 (23...Rd2 24.Bc7 Re2 25.Re2–+) 24.Bd8 Rd8 25.Ra2 Bd6 26.Re6 (26.Re3 Bc5 27.Rc3 Ng4–+) 26...fe6 27.Qe6 Kh8 28.Qe1 Re8 29.Qc1 Bf4 30.g3 (30.Qf1 Ne4 31.Nf3 Qa4–+) 30...Nh5 (better is 30...Nd5–+) 31.gf4?? (better is 31.Qd1–+) 31...Nf4 32.Qf1 (32.Ne4 Qe4 33.Qf4 Qf4 34.Ra1 Re6 35.Kg2 Qg4 36.Kf1 Qh3 37.Kg1 Rg6 38.Kh1 Qf3) 32...Ne2 (32...Re1! 33.f3 Qc5 34.Kh1 Qf2 35.Qe1 Qg2) 33.Qe2–+ Re2 0–1. Richard,Andy – Cooper,Dale, IECC, 1999.

6.Be2 Nbd7 7.0–0 Be7 8.Nc3 0–0 9.d4 e4 (9...c6 10.a3=) 10.Nd2 (10.Nh4!? Bg6 11.Ng6 fg6 12.Qc2+/–) 10...c6 11.d5 cd5 12.cd5 b5 (12...a5 13.ba5 Qa5 14.Nb3+=) 13.Qc2 e4 becomes the focus of attention 13...Rc8 14.Qb1 Ne5 15.Nde4 (15.Rd1+=) 15...Nc4 (15...Ne4 16.Ne4 Nc4 17.Bc3=) 16.Bc4 (16.Nf6 Bf6 17.Qf5 Nb2+/–) 16...Rc4 (better is 16...Ne4 17.Ne4 Rc4=) 17.Nf6+/– Bf6 18.Qf5 Bc3 19.Rab1 (19.Bc3 Rc3 20.Rac1 Qc8+/–) 19...Bb2 (19...Bb4 20.Rbc1+=) 20.Rb2+/– Qc7 21.g3 Re8 22.Kg2 Re5 23.Qf3 g6 24.Rd1 Rf5 (24...Rc2!? 25.Rc2 Qc2=) 25.Qe2+/– Qe7 26.f3 (26.Qd3 h6+/–) 26...h5 (26...Rc3 27.Rb3 Rb3 28.ab3+=) 27.e4+/– Re5 28.Rdd2 (28.Qd3 f5 29.ef5 Rf5+/–) 28...h4? (better is 28...f5=) 29.Rdc2+/– hg3 (better is 29...Rd4+/–) 30.h3?? (30.Rc4!? bc4 31.hg3 c3+–) 30...f5 (better is 30...Qh4 31.Qe1 Rh5=) 31.Rc4+/– bc4 32.Qc4 fe4 33.Qc8 (33.fe4!? Re4 34.Qa6+/–) 33...Kg7 34.f4 (34.fe4 Re4 35.Qa6 Qe5+=) 34...Rd5= 35.Rc2 Kf6?? (35...Kh6 36.Qa6 Rf5 37.Qa8=) 36.Kg3 (better is 36.Rc7 Rd2 37.Kg3 Rd3 38.Kf2 Rd2 39.Ke1 Qc7 40.Qc7+–) 36...Rd3= 37.Kg2 e3 38.Qh8 (38.Kf1 Rd4 39.Qh8 Qg7 40.Qd8 Ke6 41.Qe8 Kf5 42.Qc8 Kf4 43.Qg4 Ke5 44.Qg5 Ke6 45.Qe3 Qe5+=) 38...Qg7 (38...Kf5!? 39.Qc8 Kf4 40.Rc4 Ke5+=) 39.Qd8 Qe7 40.Qh8 (40.Qe7!? Ke7 41.Kf3=) 40...Kf5+= 41.Qc8 Kf4 42.Qg4 Ke5 43.Qg3? (better is 43.Qg6!? Rd2 44.Rd2 ed2 45.Qd3 Qb7 46.Kf2 Qb4 47.Ke2–/+) 43...Kd4–+ 44.Qf4 (44.Rc1 e2 45.Qf2 Re3–+) 44...Qe4 45.Qe4 Ke4 46.Re2?? (46.Kf1–+) 46...Rd2 47.Kf1 Kd3 (47...Kd3 48.Re1 Rf2 49.Kg1 Rf5 (49...Ra2 50.Kf1 Rf2 51.Kg1–+) 50.Rd1 Kc3 51.Rd6 e2 52.Rc6 Kb4 53.Rb6 Kc3 54.Rc6 Kd4–+) 0–1. Vaast,Jean Philippe – Fontaine,Willy, Reunion op 7th, 2004.

6.Be2 Be7 7.0–0 Nc6 8.a3 Qd7 9.Nc3 h6 10.d4 ed4 11.Nd4 Nd4 12.ed4 0–0 13.Bf3 c6 14.a4 White plans b5 14...Bg4 15.b5 ab5 16.ab5 Ra1 17.Ba1 cb5 (17...Bf3 18.Qf3 cb5 19.cb5+=) 18.Nb5 (18.Bg4!? Ng4 19.cb5=) 18...Bf3+= 19.Qf3 d5 20.Qe2 dc4 21.Qc4 Rc8 22.Qb3 Ne4 23.Qb2 Bf6 24.f3 (24.Qe2 Qd5=) 24...Ng5 (24...Nc3! 25.Nc3 Bd4 26.Kh1 Bc3–/+ (worse is 26...Rc3 27.Qd2 Qb5 28.Rd1+/–)) 25.Rb1 Ne6 The pressure on the isolated pawn grows 26.Qe2 Bd4 27.Nd4 Nd4 28.Qe5 Ne6 29.Re1 Qc6 30.h3 Qc5 31.Kh1 Qe5 32.Be5 Rc5 33.Bd6 Rd5 34.Bg3 b5 35.Rb1 Nd8 36.Kg1 Nc6 37.Rb3 Nd4 38.Rb2 Nc6 39.Be1?? (39.Rb3 Na5 40.Rb4–+) 39...g5 40.Kf2 Re5 ½–½. mr5reasons1 – hankrearden3, gameknot.com, 2012.

6.h3 Nc6 7.Qa4+=.

6.h3 Be7

7.d4 ed4 8.Nd4 Be4 (8...Bd7 9.Nc3=) 9.Nc3+= Bg6 10.Qf3 c6 11.Nf5 0–0 12.Qf4 (12.Be2 Nbd7=) 12...Bf5 13.Qf5 Qd7 (13...Nbd7 14.a3=) 14.Qd7 Nbd7 15.a3 (15.g4 d5 16.cd5 Nd5 17.Nd5 cd5+=) 15...b5 16.Rc1 (16.Ne2 Ne4 17.Nd4 Bf6=) 16...Ne5 (16...Nb6 17.Nd1=) 17.cb5 (17.Nb1 Nc4 18.Bc4 bc4 19.Rc4 Rfc8=) 17...cb5 (better is 17...ab5!? 18.f4 Ned7+=) 18.f4+/– Nc4 19.Bc4 bc4 20.g4 h6 21.e4 Nd7 (21...Rad8!?+/–) 22.Nd5+– Bh4 23.Ke2 a5 (better is 23...Rac8+–) 24.Rc4 ab4 25.ab4 (25.Nb4?! Nb6 26.Rc7 Rfe8+–) 25...Ra2 26.Rb1 Nf6 (26...Bf6 27.Rc2+–) 27.Ne7 Kh7 28.Nf5 g5 (28...Ne4 29.Nh4 (29.Re4?! Bf6+–) 29...d5 30.Rc7+–) 29.Kf1 gf4 (29...d5 30.Rc6 (30.Bf6?! dc4 31.Rc1 Rf2 32.Kg1 Rf4=) 30...Rb2 31.Rb2 Ne4 32.Rh6 Kg8 33.b5+–) 30.Nh4 Nd7 (30...d5 31.ed5 (31.Bf6?! dc4 32.Rc1 Rc8+–) 31...Nd5 32.Nf5+–) 31.Nf5 (31.Nf5 Ne5 32.Rd4+–) 1–0. pierre (2370) – boko46 (1875), ChessWorld.net, 2006.

7.d4 e4 8.Nfd2 (8.g4 Bd7 (worse is 8...ef3 9.gf5 d5 10.a3+=) 9.g5 ef3 10.gf6 Bf6=) 8...c6 (8...d5 9.Qa4 Nc6 10.a3+=) 9.Nc3 (9.Be2 d5+=) 9...d5 (9...0–0 10.Be2+=) 10.c5= 0–0 11.Be2 Qc7 (11...b6 12.0–0=) 12.Qc2 (12.0–0 Nbd7=) 12...h6 (12...b6 13.0–0=) 13.a4 (13.0–0 Nbd7=) 13...Nbd7 (13...b6 14.0–0=) 14.a5 (14.0–0 b6=) 14...Nh7 (14...Rae8 15.0–0=) 15.g4 (15.0–0 Nhf6=) 15...Be6+= 16.h4 Qd8 (16...Ndf6 17.Rg1+=) 17.g5= hg5 18.hg5 (18.h5 Nhf6=) 18...Ng5 19.0–0–0 Bf5 (19...Qc7 20.Rdg1=) 20.Rdg1 Bg6 (20...Re8 21.Rh2=) 21.Bh5 (21.Rh2 Bf5+=) 21...Bh7 (21...Bh5 22.Rh5 g6 23.Rh6=) 22.Qd1 (22.Bg4 Nf6=) 22...g6 (22...Bf5!?=) 23.Be2 Kg7 24.f4 White fights for the Initiative 24...Ne6 (24...ef3 25.Nf3 Nf3 26.Bf3=) 25.Qf1 (25.Nce4 b6+/–) 25...Rh8+= 26.Nce4 f5? (26...de4 27.d5 Bf6 28.Bf6 Qf6 29.de6 Qc3 30.Kd1 Nf6=) 27.Ng3+– Nf6 (27...Kf8+–) 28.Nf5 Kf7 29.Ne7 Ke7 30.Bd3 (30.Qg2 Ke8+–) 30...Qe8 (30...Qc7 31.Qg2+–) 31.Qg2 (31.Rh6 Kd8+–) 31...Qf7 (31...Kd8 32.Bg6 Bg6 33.Qg6 Qg6 34.Rh8 (34.Rg6? Rh1 35.Kc2 Ke7–+) 34...Ke7 35.Rg6 Rh8 36.f5+–) 32.Nf3 Rag8 33.Ne5 Qe8 (33...Qg7 34.Bg6 Nf8 35.Be4 Qg2 A) 36.Rg2? Be4 (worse is 36...de4 37.Rhg1–/+) 37.Rh8 Rg2–+ (37...Rh8?! 38.Rg7 Ke6 39.Rb7–/+); B) 36.Bg2+–) 34.Bg6 Bg6 (34...Qf8 35.f5 Nc7 36.Qd2+–) 35.Rh8 Rh8 36.Ng6 (36.Qg6?! Rh2+–) 36...Kd7 (36...Kd8 37.f5 Rg8 38.fe6 Qe6 39.Qg3+–) 37.Nh8 Qh8 38.f5 Nf8 (38...Nd8 39.Qg7 Qg7 40.Rg7 Ke8 41.Rc7+–) 39.Qg7 Qg7 40.Rg7 Kc8 41.Rf7 (41.Kd2 Ne4 42.Kd3 Nd7+–) 41...N8d7 42.Kb1 (42.Kc2 Ne4+–) 42...Ne4 (42...Ng4 43.Re7+–) 43.Rh7 (43.Kc2 Ndf6+–) 43...Nd2 (43...Ng3 44.Rf7+–) 44.Kc2 Ne4 (44...Nc4 45.Bc1 Nf6 46.Rg7+–) 45.Rh8 Kc7 46.Bc1 (46.Rg8 Ndf6 47.Rg7 Kc8+–) 46...Ng3 (46...Ndf6 47.Rf8+–) 47.e4! (47.e4 Ne2 48.Be3 Nd4 49.Bd4 de4 50.f6 Nf6 51.Bf6+–) 1–0. Rohrbacher,Walter – Wetscher,Anatoly, Baden–chS nestor, 2001.

6.h3 h6

7.Nc3 Nbd7 8.Be2 (8.d4 Be7=) 8...c6 (8...Be7 9.a3=) 9.0–0 (9.d4 e4 10.Nd2 d5=) 9...Be7 (9...d5 10.cd5 cd5 11.a3=) 10.d4 Qc7 (10...0–0 11.a3=) 11.a4 (11.Qd2 0–0=) 11...0–0 (11...e4 12.Nd2=) 12.Qb3 (12.a5 e4 13.Nh4 Bh7=) 12...e4 13.Nd2 Rfe8 (13...a5 14.b5=) 14.a5 b5 (14...Rab8 15.Rfc1=) 15.Rfc1 Qb7 (15...bc4 16.Bc4 (worse is 16.Qc4 Qb7=; worse is 16.Nc4 d5 17.Ne5 Qb7=) 16...Bg6 17.d5+=) 16.d5+/– bc4 17.dc6 Qc6 18.Bc4 Ne5 (18...Bg6 19.Nd5 Qb7 20.Nf4+/–) 19.Nce4!+– Nc4 (19...Qe4 20.Ne4) 20.Rc4 (worse is 20.Qc4 Qc4 21.Nf6 Bf6 22.Nc4 d5 23.Bf6 dc4+=) 20...Qb7 21.Nf6 Bf6 (21...gf6 22.Rh4 Kg7+–) 22.Bf6 gf6 23.Rf4 Be6 (23...Re5 24.Nf3 Be6 25.Qb2+–) 24.Qc3 f5 25.Qf6 (25.Qf6 Bd5 26.Qf5+– (26.Qd6?! Re6 27.Qc5 Rc8+/–)) 1–0. pierre – Allen de Ohio, ChessWorld.net, 2006.

7.Nc3 Be7 8.a3=.

7.Be2 Be7 8.a3 0–0 9.0–0 c6 10.d4 Ne4 (10...e4!? 11.Nfd2 a5=) 11.Bd3 h5 (better is 11...ed4!? 12.Qc2 d5 13.Nd4 Bg6+/–) 12.Qc2+– d5 13.de5 g5 (better is 13...Bg6+–) 14.Nc3 g4 15.cd5 (worse is 15.Be4 Be4 16.Ne4 de4+–; 15.Ne4?! de4 16.Be4 Be4 17.Qe4 gf3 18.Qf3 Qd3+/–) 15...cd5 (15...Nc3 16.Bf5 (16.Bc3?! Bd3 17.Qd3 gf3+=) 16...gf3 17.Qc3 fg2 18.Rfd1 cd5 19.e4+– (19.Kg2?! Nc6+–)) 16.Nd4 (16.Be4?! de4 17.Nd4 Bg6+–; worse is 16.Ne4 gf3 17.Nc3 Be6+–) 16...Qc7 (16...Bg6 17.hg4 hg4 18.Ne4 de4 19.Be4 Qb6+–) 17.Nd5 (17.Be4?! Be4 18.Nd5 Qe5+– (18...Bc2?? 19.Nc7 Nc6 20.Nc2+–)) 17...Qc2 18.Ne7 Kh8 19.Bc2 Nd2 (19...Bh7 20.e6 f6+–) 20.Ndf5 Nf1 21.Rd1 gh3 22.Rd6 h2 23.Kh1 f6 24.ef6 Rf7 25.Rd8 Kh7 26.Nd6 Kh6 27.Nf7 1–0. pierre (2115) – Mokolato, internet, 2006.

5.Nf3 Na6

6.a3 Rb8 7.Be2 c5 (7...Be7 8.Nc3 c6 9.d4 e4 10.Nd2+=; 7...c6 8.Nc3 Be7 9.d4 e4 10.Nd2+=; 7...e4 8.Nd4 Bg6 9.0–0 c5 10.Nb5+=; 7...Qd7 8.d4 e4 9.Nh4 Bg4 10.Bg4+/–; 7...Nd7 8.Nc3 Nf6 9.d4 c6 10.de5+/– 1.00; 7...Ra8 8.0–0 Be7 9.d4 e4 10.Nfd2+=) 8.b5 Nc7 9.Qa4 Nd7 10.d4=.

6.a3 Nb8 A) 7.Nc3 Be7 (7...Nc6 8.d4 ed4 9.ed4 Be7 10.b5+=; 7...a5 8.d4 e4 9.Nd2 ab4 10.ab4=; 7...Nbd7 8.Be2 a5 9.d4 ab4 10.ab4+=) 8.Be2 0–0 9.0–0 a5 10.Qb3=; B) 7.Be2 Be7 8.0–0 0–0 9.Nc3 a5 10.b5=.

6.a3 c5 7.b5 (7.bc5 Nc5 8.d4 Qb6 9.Ra2 Ncd7 10.Be2=; 7.Qb3 e4 (7...Qb6 8.Qa4 Kd8 9.Qb5 Qc7 10.Qa4=; 7...cb4 8.ab4 Qb6 9.Qa4 Bd7 10.b5=; 7...Be7 8.d4 ed4 9.ed4 0–0 10.b5=) 8.Nh4 Be6 9.Nc3 Be7 10.Qa4+=) 7...Nc7 8.Nc3 (8.d3 a6 9.ba6 ba6 10.Nc3=) 8...Be7 9.Be2 (9.d4 cd4 10.ed4+=) 9...0–0 (9...e4 10.Nh4=) 10.d3 b6 11.0–0 d5? (better is 11...a6!?=) 12.cd5 Nfd5? (better is 12...Bd6!?+/–) 13.Nd5+– Nd5 14.e4 (14.Ne5?! Bf6+/–; 14.Be5?! Re8+/–) 14...Nf4 (14...Bg6 15.ed5 f6 16.Nh4+–) 15.ef5 f6 16.Nh4 g5?! (16...Ne2 17.Qe2 Qd7 18.a4+–) 17.fg6 hg6 18.Bf3 Rc8 19.g3 Nh3 (19...Nd3 20.Ng6 Nb2 21.Qb3 Rf7 22.Ne7 (worse is 22.Qb2 Qd3 23.Nh4 c4+–) 22...Qe7 23.Bd5+– (worse is 23.Qb2 e4 24.Rfe1 f5+–)) 20.Kg2 Ng5 21.Ng6 Rf7 (21...Re8 22.Bb7 Rc7 23.Bc6 Rc6 24.bc6 Qd5 25.f3 Qc6 26.Qe2+–) 22.Bg4 Rc7 (22...Qd5 23.Kg1 f5 24.f4 ef4 25.Nf4+–) 23.Qb3 (23.f4 ef4 24.Nf4 f5+–) 23...Kg7 24.Bf5 e4 (24...Qa8 25.f3 Bd6 26.h4+–) 25.de4 c4 26.Qe3 Bc5 (26...Kg8 27.h4 Nh7+–) 27.Qg5 (27.Qg5 Bd4 28.Bd4 Qd4 29.Qg4+–) 1–0. pierre – desperado57, internet, 2008.

6.a3 Bd7 A) 7.d3 Be7 (7...Be6 8.Be2 Be7 9.0–0 0–0 10.Ng5+=; 7...Bg4 8.Be2 Be7 9.0–0 0–0 10.Ng5+=; 7...c6 8.Be2 Be7 9.0–0 0–0 10.Nc3+=; 7...Bf5 8.Be2 Be7 9.0–0 0–0 10.e4+=; 7...Rc8 8.Be2 Be7 9.d4 e4 10.Nfd2+=; 7...Rb8 8.Be2 Be7 9.Nbd2 c5 10.d4+=) 8.Be2 0–0 9.0–0 c5 10.b5=; B) 7.Nc3 Bf5 8.d4 e4 9.Qc2 Qe7 10.c5+=.

6.a3 e4 7.Nd4 Bg6 (7...Bd7 8.d3 c5 9.Nc2 cb4 10.ab4=; 7...Bg4 8.Be2 Be2 9.Ne2 c6 10.Bf6+=) 8.d3 c5 9.Nc2 cb4 10.ab4 =.

6.a3 Be7

7.Be2 0–0 8.0–0 e4 9.Nd4 Bg6 10.f4 =.

7.Be2 c5 8.bc5 Nc5 9.d4 Qb6 10.Ra2 =.

7.Be2 Qc8 8.0–0 0–0 9.d4 e4 10.Ne1 =.

7.Be2 Rc8 8.0–0 0–0 9.d4 e4 10.Nfd2 =.

7.Be2 Qd7 8.0–0 0–0 9.Nc3 c6 10.d3 =.

7.Be2 Nd7 8.d4 Bf6 (8...e4 9.Nfd2+=) 9.b5 (9.0–0 0–0+=) 9...Nab8 10.0–0 c6 (10...0–0 11.Nc3+=) 11.a4 (11.Nc3 0–0+=) 11...a6 (11...0–0 12.Nc3+=) 12.Nc3 0–0 13.Bd3 Bg4 (13...ed4 14.ed4 Bg4 15.Re1+=) 14.h3 (14.Ne4 ab5 15.ab5 Ra1 16.Ba1 ed4 17.Nf6 Qf6+=) 14...Bh5 (14...ed4 15.ed4 Bh5 16.Re1+=) 15.g4 (15.Ne4 ab5 16.ab5 Ra1 17.Ba1 ed4 18.Nf6 Qf6=) 15...Bg6= 16.Qc2 (16.Ne4 ab5 17.ab5 Ra1 18.Ba1 ed4 19.Bd4 Bd4 20.ed4 cb5 21.cb5 d5=) 16...Nb6 (16...ed4 17.ed4 Nb6 18.Bg6 fg6 19.ba6 Ra6 20.Qb3=) 17.Bg6 (17.Ne4 ed4 18.Bd4 Bd4 19.Nd4 Nc4 20.Bc4 d5=) 17...fg6= 18.Ne4 Bh4 (18...ed4 19.Bd4 Be7 20.Bb6 Qb6 21.Nd4+=) 19.Kg2 (19.Nh4 Qh4 20.Nd6 Qh3+/–) 19...d5 20.cd5 cd5 21.Nc5 e4 22.Ne5 Qf6 (22...Qc8 23.Qb3 Bf6 24.a5+–) 23.Qe2 (23.Qb3 Kh8+/– (23...Bf2? 24.Ne4 Qe6 25.Ba3+–)) 23...Qe7 (23...ab5 24.Qb5 Na6 A) 25.Nb7 Nc7 (worse is 25...Bf2 26.Qe2+–) 26.Qc5 Na4 27.Qc7 Nb2 28.Ra8 Ra8+/–; B) 25.a5+–) 24.f4 (better is 24.Ba3!? Qe8 25.a5+–) 24...ef3+= 25.Rf3 Rf3 26.Qf3 (worse is 26.Kf3 N8d7 27.Ncd7 Nd7+=) 26...Qf6? (26...Bf6 27.a5 Be5 28.ab6+–) 27.Nb7 (27.a5 Qf3 28.Kf3 N6d7 29.Ncd7 Nd7 30.Nd7 Rd8 31.ba6 ba6+–) 27...Qf3 (27...ab5!? 28.a5 Qf3 29.Kf3 Nc4 30.Nc4 bc4+/–) 28.Kf3+– N8d7 29.Nd7 Nd7 30.Ke2 ab5 (30...Nb6 31.Bc3+–) 31.ab5 Rc8 32.Kd3 Be7 (32...Rb8 33.Ra7 Nf6 34.Ba3+–) 33.Rc1 Rb8?? (33...Rc1 34.Bc1 Kf7+–) 34.Rc7 Nc5 (34...Nf6 35.Re7 Ne4+–) 35.dc5 (35.dc5 Kf8 36.Bg7 Kg7 37.Re7 Kf6 38.Rh7+–) 1–0. Garcia Piedra,Juan – Garcia Canseco,Pilar, Asturias–ch Primera B, 1993.

7.Be2 e4 8.Nd4 Bg6 9.0–0 c5 10.Qa4 =.

7.Be2 Be6 8.d4 ed4 9.Nd4 0–0 10.Bf3 +=.

5.Nf3 Bb1

6.Qb1 c6 7.Be2 Be7 (7...Nbd7 8.0–0 e4 9.Nd4 d5 10.c5 Qc7 11.d3 b6+=) 8.0–0 0–0 9.e4 a5 10.b5 cb5 11.cb5 Re8 +=.

6.Qb1 Be7 A) 7.Be2 Qd7 (7...0–0 8.0–0 a5 9.b5 a4 10.e4 Nbd7 11.d4 ed4+=) 8.0–0 0–0 9.d4 e4 10.Nd2 d5 11.a3 a5+=; B) 7.Bd3 Nc6 (7...Nbd7 8.0–0 a5 9.ba5 Nc5 10.Bf5 Ra5 11.d4 ed4+/–) 8.b5 Nb8 9.0–0 Nbd7 10.Bf5 g6 11.Bc2 Nb6+/–.

6.Rb1 Be7 7.Be2 Nbd7 8.d3 Nf8 9.a3 Ng6 10.0–0 Nd7 11.h3 a6 12.e4 Nh4 13.Nh4 Bh4 14.Bg4 g6 15.f4 h5 16.Be2 (16.Bd7!? Qd7 17.fe5 de5 18.Be5+–) 16...Bf6+= 17.fe5 Be5 (17...de5 18.Qe1+=) 18.Be5 (18.d4 Bg7+/–) 18...Ne5 (18...de5!? 19.d4 Qg5=) 19.d4+/– White plans b5 19...Nd7 20.Bd3 Qe7 21.Qf3 0–0–0 22.b5 a5 23.a4 (23.Qf7 Qg5 24.Qf4 Qe7+–) 23...b6 (better is 23...f6+=) 24.c5?? (better is 24.Qf7 Qg5 25.Rf3+–) 24...dc5–/+ 25.dc5?? (25.e5 cd4 26.Rbe1 Kb8 (worse is 26...Ne5 27.Qa8 Kd7 28.Qd5 Kc8 29.Qe5 Qe5 30.Re5+/–) 27.Qf7 Qa3 28.Qg6 Nc5=) 25...Nc5 (better is 25...Ne5 26.Qf6 Qc5 27.Kh1 Nd3 28.Qf7 Kb7–+) 26.Be2 (better is 26.Bc2!? Rhf8 27.e5+=) 26...Qe4 27.Qf7? (27.Qe4 Ne4 28.Rf7 Nc3 29.Rc7 Kc7–+) 27...Qe3 (27...Qe2 28.Qg6 Rhf8 29.Qc6–+) 28.Kh1? (better is 28.Qf2 Qf2 29.Rf2 Na4 30.Bc4–+) 28...Qe2 29.Rbe1 (29.Qg6 Qe4 30.Qe4 Ne4–+) 29...Qc2 30.Qg6 (30.Rc1 Qa4 31.Qg6 Qb5 32.Rf7–+) 30...Qg6 0–1. Fournier,Frederic – bensilver2, ICC, 2005.

6.Qb1 Nc6

7.a3 Qd7 8.Be2 Qg4 9.0–0 Be7 10.b5 Nd8 11.Nd4 Qd7 12.Nf5 b6? (better is 12...Ne6+/–) 13.Bf3+– Rb8 14.Ng7 Kf8 15.Nf5 Nb7 16.Bb7 Rb7 17.f4 e4 18.Ng3 Rg8 19.Ne4 Ne4 20.Qe4 Qg4 (20...d5 21.Qd5 Qd5 22.cd5 a6 23.ba6 Ra7+–) 21.Qb7 Bd8 22.f5 Qe2 23.Qa8 Qd2 (23...Ke7 24.f6 Kd7+–) 24.Qd8 1–0. mluka (2390) – islanderfan (1945), net–chess.com, 2011.

7.b5 Ne7 8.Be2 a6 9.ba6 ba6 10.0–0 Qd7 11.Qc2 Nc6 +/–.

6.Qb1 Nbd7

7.Be2 a5 8.b5 Qe7 9.0–0 a4 10.Qc2 d5 11.d4 a3+=.

7.Be2 c6 8.0–0 e4 9.Nd4 d5 10.cd5 cd5 11.a3 a5+=.

7.Be2 e4 8.Ng5 Qe7 9.f3 d5 10.cd5 ef3 11.Bf3 Rd8 +=.

7.Be2 Be7 8.0–0 0–0 9.d4 e4 10.Ng5 d5 11.cd5 Bb4+=.

7.Be2 Be7 8.0–0 c6 9.a4 e4 10.Nd4 d5 11.c5 b6? (11...a5 12.Nf5 Bf8 13.f3 ab4 14.fe4 de4 15.Bf6 Nf6 16.Qb4+=) 12.Nf5?? (better is 12.Nc6 Qc7 13.Ne7 Ke7 14.cb6 Qb6 15.Bd4+–) 12...0–0 13.Ne7 Qe7 14.cb6 ab6 15.Qc2 (15.a5 Rfb8=) 15...c5 (15...Qb4 16.Ba3 Qa4 17.Qb2+=) 16.b5 Rfc8 17.d3 ed3 18.Qd3 c4 19.Qc3 Nc5 20.Ba3 Nfe4 21.Qd4 Qe6 22.Bb2 f6 23.Rad1? (better is 23.Bd1!?+=) 23...Rd8 24.f3? (better is 24.a5 ba5 25.Ba3–+) 24...Nb3 25.Qe4 (25.fe4 Nd4 26.Rd4 Ra4 27.Bc1–+) 25...de4 0–1. GuestMGRF – GuestTWNX, freechess.org, 2017.

6.Rb1 Nbd7

7.d3 Be7 (7...a5 8.b5 Be7 9.Be2 0–0 10.0–0 Re8 11.Qc2 a4+=; 7...Qe7 8.Be2 d5 9.0–0 c6 10.cd5 Nd5 11.b5 cb5+/–) 8.Be2 0–0 9.0–0 c6 10.a3 a5 11.b5 cb5 +=.

7.Be2 Be7 (7...e4 8.Nd4 a5 9.ba5 Ra5 10.Bc3 Ra7 11.Qc2 c6+=; 7...a5 8.b5 e4 9.Nd4 Nb6 10.Qc2 d5 11.c5 Nc8+/–) 8.0–0 (8.d3 0–0 9.0–0 c6 10.Qd2 Qc7 11.Rfc1 d5+=) 8...h6 (8...0–0 9.d3 c6 10.Qd2 Qc7 11.Rfc1 Rfe8+=) 9.d4 (9.Qc2 c6 10.e4 a5 11.a3 0–0+/–) 9...e4 10.Nd2 d5 11.cd5 (11.Qb3 c6+=) 11...Bb4= 12.Bc4 (12.Bc1 Bd2 13.Bd2 Nb6=) 12...Bd2 13.Qd2 Nb6 14.Bb5 Kf8 15.Qc2 Nbd5 16.Qb3 c6 17.Be2 (better is 17.Bc4 b6 18.Rfc1=) 17...Qd7 (better is 17...Qb6 18.Ba3 Kg8+=) 18.Ba3+/– Kg8 19.Qb7 Kh7 20.Qd7 Nd7 21.Rfc1 Rhc8 (better is 21...Rab8!? 22.Ba6 Rb1 23.Rb1 Rb8+/–) 22.Ba6 Re8 (22...Rg8 23.Bb7 (worse is 23.Rc6 Nb8 24.Rd6 Na6 25.Rd5 Rab8+/–) 23...Rab8 24.Bd6+– (24.Bc6?! N7f6+–; 24.Rc6?! N7b6 25.Ba6 Na4+–)) 23.Rc6 (better is 23.Bb7 Rad8 24.Bc6+–) 23...Nf8? (better is 23...Nb8!? 24.Rc5 Na6 25.Rd5 Rab8+/–) 24.Rb3 (24.Bc4 Nf6+–) 24...f5 (24...Nb6 25.Bd6+–) 25.g3 (25.Rc5 Ne7+–) 25...Red8 (25...Nb6 26.Rb5+–) 26.Be2 (better is 26.Bb7!? Rab8 27.Bd6 Rd6 28.Rd6 Nb6+–) 26...Rac8 (26...Nd7 27.h4+/–) 27.Bb5 (27.Rc8 Rc8 28.Ba6 Rd8+–) 27...Nc7 (better is 27...Nb6+–) 28.Be2 Nd5 29.Rc8 Rc8 30.Bc5 (30.Ba6!? Rd8+–) 30...Nd7 31.Ba7 Nc3 (31...Rc1!? 32.Bf1 Nc3+–) 32.Bb5 Nf6 (32...Nb5 33.Rb5 Rc4 34.a3+–) 33.a4 Nb5 34.ab5 Rc1 35.Kg2 Rc2 (35...Rc7 36.b6 Rb7 37.Rb5+–) 36.h3 (36.b6 Nd7 37.b7 Ra2+–) 36...g5 (36...Rc7 37.b6 Rb7+–) 37.b6 f4 (37...Nd7 38.b7+–) 38.gf4 gf4 39.ef4 Nh5 (39...Kg8+–) 40.b7 Nf4 41.Kg3 Ne2 42.Kh4 Nf4 43.b8Q Rf2 44.Rb7 Kg6 45.Qg8 Kf5 46.Qf7 1–0. Koerner – Golczyk, VM, 1973.

5.Nf3 Nc6

6.a3 e4 7.Nd4 Nd4 8.Bd4 c5 (8...a5 9.d3=) 9.Bb2 (9.Bf6 Qf6 10.Nc3 0–0–0=) 9...Be7 10.Be2 (10.d3 cb4 11.ab4 d5 12.de4 Ne4=) 10...0–0+= 11.0–0 Qb6 12.b5 a6 13.a4 ab5 (13...d5 14.d4+=) 14.ab5= Ra1 15.Ba1 Rd8 (15...d5 16.d4+=) 16.Nc3 Ra8 (16...d5 17.cd5 Nd5 18.Nd5 Rd5 19.Bc4=) 17.Bb2 Qd8 18.Qc2 Qc8 19.Na4 (19.d3!?+=) 19...Qc7 20.Nc3 Bg6 (20...Qc8 21.d3 ed3 22.Bd3 Bd3 23.Qd3+=) 21.Qb3 (21.d3 ed3 22.Bd3 Bd3 23.Qd3 Qd7+=) 21...Bd8 (21...Qb6 22.f3 Bh5 23.Qd1+=) 22.f3 Qe7 23.fe4 Ne4 (23...Be4 24.Ne4 Ne4 25.Qd3+=) 24.Nd5+/– Qd7 (24...Qe6 25.d3 Nf6 26.Bf6 Bf6 27.Nf6 gf6 28.Rf3+=) 25.Qd1 (better is 25.d3!? Nf6 26.Bf6 gf6 27.Rf6 Ra1 28.Rf1 Rf1 29.Bf1+–) 25...Ra2+/– 26.Qc1 Ba5? (26...f6 27.d3 Ng5 28.Qb1+/–) 27.Rd1 (27.d3 Nd2 28.Rd1 Qe6+–) 27...Bb4 (27...Ng5+/–) 28.Bf3 (better is 28.d3 Ng5 29.Qb1+–) 28...Ng5= 29.Nb4 (29.Rf1 Bd3 30.Rf2 Qe6=) 29...Nf3+= 30.gf3 cb4 31.Qa1?? (better is 31.e4 Qh3 32.Rf1+=) 31...Ra1–+ (31...Ra1 32.Ra1 f6–+) 0–1. GuestMCFW – GuestSSJK, freechess.org, 2017.

6.a3 Bg4 7.h3 Be6 (7...Bh5 8.b5 Nb8 9.g4=) 8.d3 (8.d4 ed4 9.Nd4 Nd4 10.Bd4 a5=) 8...h6 (8...a6 9.Nbd2=) 9.d4 ed4 10.ed4 d5 11.Ne5 (11.c5 Qe7 12.Be2 Ne4+=) 11...Bd6 (11...dc4!? 12.Nc6 bc6=) 12.Nc6+= bc6 13.c5 Be7 14.Bd3 Qc8 15.Nd2 (15.0–0 0–0+/–) 15...Bf5+= 16.Nf3 Bd3 17.Qd3 Ne4 18.Ne5 Qe6 (18...Qb7 19.0–0+=) 19.0–0 (19.Qa6 Bf6+/–) 19...0–0 (19...Bf6 20.Ng4 Bh4 21.Qa6+=) 20.Rfe1 (20.Qa6 Rfe8+/–) 20...f5 (20...Bh4 21.Re2+=) 21.f3 (21.Qa6 Bg5+–) 21...Ng5 (21...Bh4 22.fe4 fe4 23.Qa6 Be1 24.Re1+/–) 22.Nc6! Qc6 23.Re7 Rae8 24.Rae1 Re7 25.Re7 Rf7 (better is 25...a6!?+–) 26.Rf7 Nf7 27.Qf5 Qe8 1–0. GuestNGZX – GuestCPGV, freechess.org, 2017.

6.Qb3 Be7 7.d4 (7.b5 Na5 8.Qa3 Nc4 9.Bc4 d5=) 7...ed4 (7...a5 8.b5 (worse is 8.de5 de5 9.ba5 Nb4–/+) 8...Nb4 9.Na3+=) 8.Nd4 Nd4 9.Bd4 0–0 10.Nd2 Nd7 11.Be2 Bf6 12.0–0 Re8 13.Bf3 White threatens to win material: Bf3xb7 13...Ne5 (better is 13...c6= and Black has air to breath) 14.Bb7+/– Rb8 15.Be4 Be4 16.Ne4 c5 17.Nf6 gf6 18.Be5 fe5 (better is 18...Rb4!? is a viable option 19.Qc2 fe5=) 19.b5 Re6 20.Rad1 Qh4 (20...Rg6 21.Rd2+–) 21.g3 Qh5 (21...Qh3 22.Qc2+–) 22.f3 (22.Rd2 Rh6 23.f3 Rb7+–) 22...Kh8 (22...Qg5 23.Rd2+–) 23.Rd2 (23.Qa4 Rh6 24.Rd2 Rb7+–) 23...f5 (23...Qg5 24.a4+–) 24.Rg2 (24.Qa3 Qf7+–) 24...Rg8 25.a4 (25.Qb2 Qg5 26.Re2 f4 27.ef4 Qf4+–) 25...Qg5 (25...Qf7 26.Re1+–) 26.a5 White prepares b6 26...f4 (better is 26...Rb8+–) 27.ef4 ef4 28.Qb2 Re5 29.b6 ab6 30.ab6 fg3 (30...Rb8 31.Ra1 Qf6 32.Rf2+–) 31.Rg3 (better is 31.f4 and White has it in the bag 31...gh2 32.Kh1 Qg2 33.Qg2+–) 31...Qe3 32.Rf2 Qe1? (32...Qf4 33.Rg8 Kg8+–) 33.Kg2 Qb4 (33...h5+– no good, but what else?) 34.Qb4 cb4 35.Rg8 Kg8 36.Rb2 (better is 36.b7 ends the debate 36...Re8 37.Ra2+–) 36...Re8 37.Rb4 Rb8 38.b7 Kf7 39.Kg3 Ke6 40.Kf4 (40.f4 keeps an even firmer grip 40...d5 41.cd5 Kd6+–) 40...Kd7 (40...d5 is no salvation 41.Rb6 Kd7 42.cd5+–) 41.Kg5 Kc6 42.Rb5 (better is 42.f4 secures the win 42...Kc5 43.Rb2+–) 42...d5 43.Rd5 Rb7 44.h4 Rb4 45.Rd4 Kc5 (45...Rb6 46.Re4 Kd7 47.h5+–) 46.Re4 (46.Rd7 and White can already relax 46...Rb3+–) 46...Rb3 (46...Rb6+–) 47.f4 Kd6 (47...Rb8 doesn't improve anything 48.Kh6+–) 48.f5 Rg3 49.Kf4 Rg1 (49...Rh3 does not save the day 50.Kg4 Ra3 51.f6+–) 50.f6 Rf1 51.Kg5 Rg1 (51...Kd7+– is still a small chance) 52.Kf5 Rf1 53.Rf4 Re1 54.f7 1–0. Doncea,Vladimir (2095) – Nuta,Dan, ROM–ch U20 Sovata (5), 2002.

6.d4 a5 7.ba5 ed4 8.Nd4 Nd4 9.Bd4 c5 10.Bc3 +=.

6.a3 a6

7.Be2 Be7 8.h3 (8.d4 e4 9.Nfd2 d5+=) 8...0–0 (8...e4 9.Nd4 Nd4 10.Bd4=) 9.d3 e4 10.Nh4 (10.de4 Ne4 11.Nbd2 Bf6 12.Bf6 Qf6 13.Ne4 Be4+=) 10...Be6+= 11.de4 Ne4 12.Nf3 Bf6 13.Nd4 (13.Bf6 Qf6 14.Ra2 a5+=) 13...Nd4 14.ed4 Bh4 (14...d5 15.Bd3+=) 15.0–0 Nf2 (15...Qf6!? 16.Bf3 Bf2 17.Rf2 Nf2 18.Kf2 Bc4=) 16.Rf2+= Bf2 17.Kf2 Qh4 (17...d5 18.cd5 Qd5 19.Nc3 Qf5 20.Kg1+=) 18.Kg1 Bh3 (18...Rae8 19.Nc3 Qg5+=) 19.Nd2?? (better is 19.gh3 Qg3 20.Kf1 Qh3 21.Kf2+/–) 19...Rfe8 (19...Bf5 20.Nf3 Qh6 21.Qd2 Qd2 22.Nd2=) 20.Nf3 (20.Bf3 Bc8=) 20...Qg3+= 21.Qf1 (21.Bf1 Re7 22.Qc2 Rae8+=) 21...Re7 (21...Bg2 22.Qf2 Qh3 23.Nh2–+) 22.Qf2 (22.Bd3 Re3 23.Qf2 Qg2 24.Qg2 Bg2 25.Kg2 Rd3–/+) 22...Qf2 (22...Qg2 23.Qg2 Bg2 24.Bd1–/+) 23.Kf2 Bg2! 24.Rg1 (24.Kg2 Re2 Double attack (24...Re2 Deflection; 24...Re2 Overloading)) 24...Bf3 (24...Rae8!? 25.Bd1 Bf3 26.Bf3 Kf8–/+) 25.Bf3+= c6 (better is 25...Rae8!?+=) 26.d5+= g6 27.dc6 bc6 28.Bc6 Rc8 29.Bd5 Rce8 30.Bf3 (30.Bc1 Re2 31.Kf3 Rc2+=) 30...Rc8 31.Rc1 Rce8 (31...h5 32.b5 ab5 33.cb5+=) 32.Rc2 (32.b5 ab5 33.cb5 Re3+/–) 32...Re1 (32...Rc7 33.Bf6+=) 33.c5 (33.Bb7!?+/–) 33...dc5+= 34.Rc5 (34.bc5 R1e7+/–) 34...Rb1 (34...h5!?=) 35.Rc2 (35.Be5 Rb3 36.Ra5 Re5 37.Re5 Ra3=) 35...Ree1 1–0. GuestHYVZ – GuestQZMJ, freechess.org, 2016.

7.Be2 g6 8.d4 ed4 9.ed4 Bg7 (9...d5 10.Nc3=) 10.d5 Na7 (10...Ne7 11.0–0=) 11.Nbd2 (11.Nd4!? 0–0 12.Nf5 gf5 13.0–0+/–) 11...0–0= 12.0–0 Re8 13.Nd4 Qd7 (13...Bd7 14.Re1=) 14.N2b3 (14.h3 Ne4+/–) 14...Nc8+= 15.Bd3 (15.Nf5 Qf5 16.Bd3 Qh5+=) 15...Bd3= 16.Qd3 Nb6 17.Rae1 Re1 18.Re1 Re8 19.Re8 Qe8 20.Nf3 Na4 21.Bd4 White prepares the advance c5 21...Ng4 (21...Qe4 22.Qd1=) 22.Bg7 (22.h3 Bd4 23.Qd4 Ne5=) 22...Kg7= 23.Qd4 Ne5 (23...Nf6 24.Nbd2=) 24.Na5+= Nb6 (better is 24...b6!? 25.Nc6 f6 26.Nfe5 fe5+=) 25.c5+/– Nbd7 (25...dc5!? 26.Qe5 Qe5 27.Ne5 cb4 28.ab4 Nd5 29.Nb7 Nb4+–) 26.Nb7+– dc5 27.bc5 (27.Nc5 Nc5 28.bc5 f6+–) 27...f6 28.Ne5 Qe5? (better is 28...Ne5 29.h3 g5+–) 29.Qe5+– Ne5 30.Kf1 (better is 30.c6+–) 30...Kf7 31.Ke2 Ke7 (31...g5 32.Nd8 Ke7 33.Ne6+–) 32.f4+– Nc4 33.a4 Kd7 34.c6 Kc8? (better is 34...Ke7 35.a5 Nd6+–) 35.a5 g5 (35...Kb8 36.Kd3 Nb2 37.Kc3 Nd1 38.Kd4+–) 36.Kf3 (36.fg5 fg5 37.Kd3 Ne5 38.Kd4 Nf7+–) 36...h5 (36...Nd2 37.Ke3 Nf1 38.Ke4 Nd2 39.Kd3+–) 37.Ke4 (better is 37.fg5 fg5 38.Ke4 Nd2 39.Kd3 Nb3+–) 37...g4? (37...gf4 38.Kf4 h4+–) 38.Kd3 Nb2 (38...Na3 39.Nc5+–) 39.Kd4 Na4 (39...Nd1 40.Nc5 f5 41.Na6+–) 40.Nc5 Nc5 (40...Nb2+–) 41.Kc5 Kd8 42.d6 h4 43.f5 g3 44.h3 Kc8 45.Kd5 Kd8 46.Ke6 cd6 47.Kd6 Kc8 48.c7 Kb7 49.Kd7 Ka7 50.Kd8 Kb7 51.c8Q Ka7 52.Qc5 Ka8 53.Qc6 Ka7 54.Qf6 Kb7 55.Qe7 Kc6 56.Qc7 Kb5 57.f6 Ka4 58.f7 Kb5 59.f8Q Ka4 60.Qff4 Kb5 61.Qfc4 1–0. Owen,Michael (1680) – Krianga,Georgii, Chateauroux FRA, 2014.

6.a3 Be7

7.b5 Nb8 8.Be2 a6 (8...0–0 9.0–0 a6 10.Nc3 ab5 11.cb5 Nbd7 12.d4 e4=) 9.0–0 ab5 10.cb5 0–0 11.d3 c5 12.Nc3 Qb6 =.

7.d3 A) 7...Qd7 8.Be2 (8.Nc3 0–0 9.Be2 a6 10.0–0 Rfe8 11.Nd5 Be6 12.Ne7 Re7=) 8...a6 (8...0–0 9.0–0 a6 10.Nc3 Rfe8 11.Nd5 Rad8 12.d4 e4=) 9.0–0 0–0 10.Nc3 Rfe8 11.Nd5 Be6 12.Ne7 Re7=; B) 7...0–0 8.Be2 e4 (8...a6 9.0–0 Qd7 10.Nc3 Rfe8 11.Nd5 Be6 12.Ne7 Qe7=; 8...Re8 9.0–0 Qd7 10.Nc3 a6 11.Nd5 Rad8 12.d4 e4=) 9.de4 Ne4 10.0–0 Bf6 11.Nd4 Nd4 12.Bd4 Re8=.

7.d4 e4 8.d5 ef3 9.dc6 bc6 10.Qf3 =.

7.d4 e4 8.d5 ef3 9.dc6 fg2 10.Bg2 b6 11.Nc3 a5 12.0–0 ab4 +=.

7.Be2 0–0

8.0–0 a6 9.d3 h6 10.Nc3 e4 11.de4 Be4 12.Ne4 Ne4 13.Bd3 f5 14.Be4 fe4 15.Qd5 Kh8 16.Nd4 Bf6 (better is 16...Nd4!? 17.Bd4 c6 18.Qe4 Bf6+/–) 17.Ne6+– Qe7 18.Nf8 Rf8 19.Bf6 Qf6 (better is 19...Rf6 20.Rad1 Kh7+–) 20.Qe4 Ne5 (20...Qe5 21.Qd3+–) 21.Qb7 Nc4 22.Rad1 (22.Qc7?! Nd2+–) 22...Na3 (22...Qb2 23.Qc7 Qe2 24.Rde1+–) 23.Qa6 Nc2 (23...Qb2+–) 24.Qa4 Qc3 (24...Qg6 25.b5+–) 25.Rc1 Qb4 26.Qc2 c5 27.Rb1 Qa5 28.Rb7 Qa6 (28...Qa8 29.Qb2 Rg8 30.Rd1+–) 29.Rfb1 Rf6 (29...Rg8+–) 30.Rb8 1–0. b4_player – juanorte, casual, 2013.

8.0–0 h6 9.Nc3 Re8 10.d3 Qd7 11.e4 Bg4 12.Nh4 Nd4 13.Nd5?? (better is 13.Bg4 Qg4 14.Qg4 Ng4 15.Nf3 Nf3 16.gf3=) 13...Ne2–+ 14.Kh1 Ng3! (14...Ng3 15.fg3 Bd1 16.Ne7 Qe7 17.Rad1 Qe6–+) 0–1. Fournier,Frederic – microcommega (1730), Active, 2007.

8.b5 Nb8 =.

8.d3 e4 9.Nh4 (9.de4 Ne4 10.Qd5 Bg6=) 9...ed3 (9...Be6!? 10.de4 Ne4+=) 10.Nf5= de2 11.Ne7 (11.Qe2 a5=) 11...Qe7 12.Ke2 0–1. GuestBFQC – SeanDuine, freechess.org, 2017.

8.d4 ed4 9.Nd4 (9.b5 Ne5 10.Bd4 Nfd7 11.0–0 Be6 12.Nbd2 Bf6=) 9...Nd4 10.Bd4 (10.Qd4 c5 11.Qf4 Qd7 12.0–0 a5=) 10...c5 11.Bb2 (11.Bc3 d5 12.0–0 dc4=) 11...d5 12.cd5 (12.bc5 Bc5 13.cd5 Nd5=) 12...cb4=+ 13.0–0 ba3 14.Bf6 Bf6 15.Ra3 Be4 (15...Qd6 16.Qb3=+) 16.Bf3= Bf3 17.Qf3 a5 18.Rd1 b5 19.e4 b4 20.Ra2 Qd7 (20...a4 21.Nd2=+) 21.Nd2 Rfc8 (21...a4 22.Nc4 Qc7 23.Rc2=+) 22.Qf4 a4 (22...a4 23.e5 Be7=). Chouinard – Nelson, Major op A, 1986.

8.d4 e4 9.Nfd2 d5 10.Nc3 Nb8 (10...dc4 11.0–0=) 11.0–0 (11.cd5!? a5 12.b5+/–) 11...c6= 12.Rc1 Nbd7 (12...a5 13.b5=) 13.cd5+= cd5 14.f3 Rc8 (14...ef3 15.Bf3 Nb6 16.e4 de4 17.Nce4+=) 15.fe4 Be4 16.Nde4 (16.Qa4 a6 17.Nce4 Ne4 18.Rc8 Qc8 19.Ne4+=) 16...Ne4 (16...de4!? 17.Bg4 Re8+=) 17.Nd5+/– Rc1 18.Ne7 (18.Qc1 Bd6+/–) 18...Qe7 19.Qc1 Nb6 20.Rf5 Rc8 21.Qe1 Rc2 (better is 21...f6!?+/–) 22.Re5+– Qd7?? (better is 22...Qf8 23.Re4 f5+–) 23.Bb5 (23.Re4?! Rb2 24.Qf1 Qd8+/–) 23...Rg2 (23...Qc8 24.Re4 Nd7 25.Qb1+–) 24.Kg2 Qg4 25.Qg3 Qe2 (25...Qg3 26.hg3 Nd6+–) 26.Be2 (26.Be2 Nf6 27.Re7+–) 1–0. market – deadly_1, gamecolony.com, 2007.

8.d4 e4 9.Nfd2 d5 10.g4 Be6 11.cd5 Nd5 12.Ne4 f5 +=.

7.Be2 e4

8.Nh4 Be6 9.d4 ed3 10.Qd3 0–0 11.Nf3 d5 12.Nbd2 dc4 13.Qd8 Rad8 14.Bc4 Bd5.

8.Nh4 Be6 9.d4 d5 10.b5 Nb8 11.g3 dc4 12.Qc2 c6 –/+.

8.Nh4 Be6 9.d4 d5 10.Nd2 g5 11.b5 Na5 12.cd5 Nd5 13.Qa4 b6 14.0–0 gh4.

8.Nh4 Be6 9.f4 Ng8 (9...Nd7 10.0–0 Bf6 11.Bf6 Qf6 12.Nc3 Qh4 13.f5 0–0 14.fe6 fe6) 10.0–0–/+ Bf6 11.Bf6 Qf6 12.Nc3 Qh4 13.f5 Bd7 14.Rf4 Qh6.

8.Nd4 Nd4

9.ed4 0–0 10.Nc3 d5 11.c5 b6 12.0–0 bc5 13.bc5 Rb8 14.Rb1 Qd7.

9.ed4 c5 10.Qb3 cd4 11.Bd4 d5 12.cd5 Qd5 13.Qd5 Nd5 14.Nc3 Bf6.

9.ed4 c6 10.Nc3 0–0 11.0–0 Qb6 12.Qc2 h6 13.Nd1 a5 14.Ne3 Be6.

9.ed4 d5 10.g4 Bg6 11.g5 Nd7 12.cd5 Bg5 13.Nc3 0–0 14.Rg1 Bf4.

9.ed4 Qd7 10.Nc3 0–0 11.0–0 d5 12.c5 b6 13.Na4 Bg4 14.Bg4 Ng4.

9.ed4 h6 10.Nc3 0–0 11.Qb3 c6 12.0–0 d5 13.cd5 Nd5 14.Nd5 Qd5.

9.Bd4 0–0 10.Nc3 h6 11.0–0 c5 12.Bf6 Bf6 13.Bg4 Bg6 14.Bh5 Qd7.

9.Bd4 0–0 10.d3 c5 11.Bc3 d5 12.de4 de4 =.

9.Bd4 c5 10.Bf6 Bf6 11.Nc3 Qd7 12.Qc2 0–0 13.Rb1 Rfe8 14.Nd5 Be5.

9.Bd4 Qd7+= 10.b5 0–0 11.Nc3 a6 12.0–0 ab5 13.cb5 c5 14.bc6 bc6.

8.Nh4 Bd7

9.0–0 g5 10.b5 Nb8 11.Qc2 gh4 12.Bf6 Bf6 13.Qe4 Be6 14.d4 Nd7.

9.b5 Na5!?–/+ 10.Bc3 b6 11.g3 a6 12.Ba5 ba5 13.Nc3 0–0 14.0–0 ab5.

9.b5 Nb8 10.g3 Be6 11.g4 0–0 12.Nc3 h6 13.Nf5 Nbd7 14.h4 Bf5.

9.b5 Nb8 10.g4 d5 11.Nc3+= c6 (better is 11...0–0!?+= 12.cd5 Ng4 13.Ng2 Nf6 14.d3 ed3) 12.g5+– Ng8? (better is 12...dc4 13.gf6 (13.Bc4 cb5 14.Bb5 0–0) 13...Bf6+– 14.Ng2 cb5) 13.cd5 Bg5 14.Ne4 cd5 (14...Bh4 15.Bg7 Qe7 16.dc6 Nc6 17.d3+–) 15.Ng5 Qg5 16.Nf3 Qg6 (16...Qh6 17.Qc2 Ne7+–) 17.Rg1 Qg1 (17...Bg4 18.h3! Bf3 19.Rg6 Be2 20.Qc2+–) 18.Ng1 (18.Ng1 Nf6 19.Qb3+–) 1–0. mrkt – picerraku, internet, 2011.

9.b5 Nb8 10.g4 Ng4!? 11.Bg4 Bh4+= 12.Rg1 Bf6 13.Bf6 Qf6 14.Nc3 Qh4.

9.b5 Ne5 10.f4 Nd3 11.Bd3 ed3 12.0–0 a6 13.Nc3 ab5 14.cb5 c5.

9.f4 0–0 10.0–0 Ne8 11.b5 Na5 12.Qa4 b6 13.g3 Bh4 14.gh4 Qh4.

6.Qb3 a5

7.a3 a4 8.Qd1 Qd7 (8...h5 9.Nc3 Be7 10.b5 Na5 11.Na4 0–0 12.Be2 c6 13.Nc3 Qb6; 8...Be7 9.Nc3 e4 10.b5 Ne5 11.Ne5 de5 12.Qc2 0–0 13.f3 Bc5; 8...h6 9.Nc3 Be7 10.b5 Na5 11.Na4 0–0 12.Be2 Be6 13.Qc2 c6; 8...e4 9.b5 Ne5 10.Ne5 de5 11.Be5 Bd6 12.Bd6 Qd6 13.Nc3 0–0; 8...Qc8 9.Nc3 Be7 10.b5 Na5 11.Na4 0–0 12.Be2 b6 13.0–0 Qb7) 9.Nc3 Be7 10.Be2 e4 11.Nh4 Bg4 12.f3 ef3 13.Nf3 0–0.

7.a3 ab4 8.ab4 (8.Be2 ba3 (8...e4 9.Nd4 Nd4 10.ed4 g6 11.ab4 Ra1 12.Ba1 Bh6 13.Bc3 0–0; 8...Na5 9.Qb4 Nd7 10.0–0 Nc5 11.d4 Nd3 12.Bd3 Bd3 13.Rd1 Bc4) 9.Na3 Be7 10.Qb7 0–0 11.Nb5 Ra1 12.Ba1 Qa8 13.Qa8 Ra8) 8...Ra1 9.Ba1 Qa8 (9...Be7 10.Be2= (10.b5 Na5 11.Qa2 b6 12.Bc3 0–0 13.Ba5 Qa8) 10...0–0 11.Nc3 Qd7 12.0–0 Ra8 13.Bb2 e4) 10.Bc3 (10.Na3 Be7 11.Be2 0–0 12.0–0 b6 13.Nb5 Qb7) 10...Ne4 (better is 10...Be7= 11.Na3 0–0 12.Nb5 Qd8 13.Be2 Qd7) 11.Qa3 (better is 11.Be2!?+= and White can hope to live 11...Qa7 12.0–0 Qb6 13.b5 Be7; 11.Bd3 Bg6 12.Na3 Qd8 13.Bb2 Be7) 11...Qa3–/+ 12.Na3 Nc3 13.dc3 Black has the pair of bishops 13...Be7 14.Be2 Kd7 15.Kd2 Ra8 16.Ra1 g5 17.Nc2 Ra1 18.Na1 g4 19.Ne1 e4 20.Nac2 Ne5 21.Nd4 Bg6 22.f4 gf3! Black has managed to stay ahead 23.gf3 c5 (23...f5 Combination) 24.Ndc2 (24.fe4!? cd4 25.cd4–/+) 24...f5–+ 25.f4 (25.h3!? Bf7 26.bc5 dc5–+) 25...Ng4 26.h3 Nf2 27.Bf1 Bh5 (27...Nh1!? 28.Be2–+) 28.Na3 Bf6 (better is 28...Nh1–+) 29.Nac2? (better is 29.Bg2–/+) 29...Nd1–+ 30.Be2 (30.Nd4 cd4 31.cd4 Nf2–+) 30...Be2 31.Ke2 Nc3 32.Kd2 Na4 (32...Kc6!? makes it even easier for Black 33.b5 Kd7 34.Na3–+) 33.bc5 dc5 34.Ng2?? (34.Na3–+) 34...Nb6 35.Na3 Bb2 36.Nb5 Nc4 37.Kc2 0–1. Berlacki,Pierre – Jackson,Sheila, Guernsey op, 1986.

7.a3 e4 A) 8.Nh4 Bd7 (8...Be6 9.Nc3 ab4 10.Nd5 Nd7 11.Qc2 ba3 12.Ba3 Nce5 13.g3 g5) 9.Nc3 ab4 10.ab4 Ra1 11.Ba1 Be7 12.Qb2 Be6 13.Nd5 0–0; B) 8.Nd4 Nd4 (8...a4 9.Qc3 Nd4 10.Qd4 Qe7 11.Be2 c5 12.Qc3 Qd7 13.0–0 d5) 9.Bd4 Be7 10.ba5 c5 11.Bb2 Ra5 12.Nc3 0–0 13.Qb7 Bc8.

7.a3 Be7 A) 8.Be2 e4 (8...a4 9.Qa2 0–0 10.0–0 e4 11.Nd4 Nd4 12.ed4 d5 13.c5 c6; 8...0–0 9.Nc3 ab4 10.ab4 Ra1 11.Ba1 e4 12.Nd4 Nd4 13.ed4 d5) 9.Nh4 Be6 10.0–0 a4 11.Qc2 g5 12.b5 Na5 13.Nc3 gh4; B) 8.b5 a4 (8...Nb8 9.Nh4 Be6 10.Nc3 Nbd7 11.Be2 e4 12.g3 Bh3 13.Bf1 Bf1) 9.Qd1= Na5 10.Nc3 Be6 11.d3 0–0 12.Na4 h6 13.Be2 e4.

7.ba5 Na5 A) 8.Qd1 Be7 (8...Qd7 9.Nc3 Be7 10.Be2 0–0 11.0–0 Be6 12.d3 h6 13.Qc2 Ra6; 8...h6 9.Nc3 Be7 10.Be2 0–0 11.0–0 Qd7 12.d3 Nc6 13.e4 Bg6; 8...c6 9.Nc3 Be7 10.Be2 0–0 11.0–0 Qb6 12.Na4 Qa7 13.Rc1 h6; 8...g6 9.Nc3 Bg7 10.Be2 0–0 11.0–0 Qd7 12.d3 Qe7 13.Ng5 Nc6; 8...h5 9.Nc3 Be7 10.Be2 0–0 11.0–0 c6 12.d3 Nd7 13.h3 Re8) 9.Nc3 0–0 10.Be2 Qd7 11.0–0 h6 12.d3 Ra6 13.Qd2 Nc6; B) 8.Qa4 Nc6 (8...c6 9.Nc3 Be7 10.Nd5 Nd5 11.cd5 0–0 12.dc6 bc6 13.Be2 Qd7; 8...Nd7 9.Nc3 Be7 10.e4 Be6 11.Nd5 0–0 12.Qc2 Nc5 13.d4 ed4) 9.Qb3 Ne4 10.Qb7 Bd7 11.Qb3 Rb8 12.Qc2 Nb4 13.Qe4 f5.

7.ba5 Nd7 8.Qb7 Na5 (8...Nc5 9.Qc6 Bd7 10.Qc5 dc5 11.Ne5 Ra5 12.Nd7 Qd7 13.Be2 Ra6) 9.Qb4 Be7 10.Be2 0–0 11.0–0 c5 12.Qc3 Bf6 13.d4 ed4.

7.ba5 Ne4 A) 8.Qd1 Nc5 (8...Be7 9.Nc3 0–0 10.Qc2 Ng3 11.e4 Be4 12.Ne4 Nh1 13.Nc3 f5; 8...Qd7 9.Nc3 Nc3 10.Bc3 Be7 11.Be2 0–0 12.Qa4 Bf6 13.Rc1 Rfc8; 8...Ra5 9.Nc3 Nc5 10.d4 ed4 11.Nd4 Nd4 12.Qd4 c6 13.f3 Ne6; 8...g5 9.h3 Ra5 10.Nc3 Nc3 11.Bc3 Ra3 12.g4 Be6 13.Qb1 Ra7; 8...Na5 9.Nc3 Nc3 10.Bc3 Be7 11.Be2 0–0 12.0–0 Bf6 13.d3 e4) 9.d4 ed4 10.Nd4 Nd4 11.Bd4 Ra5 12.Nc3 Ne6 13.e4 Bg6; B) 8.Be2 Na5 (8...Nc5 9.Qd1 Be7 10.d4 Ne4 11.Nc3 0–0 12.0–0 Bf6 13.Ne4 Be4; 8...Be7 9.0–0 Nc5 10.Qd1 Ra5 11.Nc3 0–0 12.d4 e4 13.dc5 ef3; 8...g5 9.h3 Nc5 10.Qd1 Bg7 11.d3 0–0 12.e4 Be6 13.0–0 f5) 9.Qd1 Be7 10.Nc3 0–0 11.0–0 Nc3 12.Bc3 Bf6 13.d3 e4; C) 8.Bc3 Na5 (8...Nc5 9.Qb5 Bd7 10.Qb2 e4 11.Ng1 Be7 12.Nh3 0–0 13.Nf4 Ne5) 9.Ba5 Ra5 10.Qb7 Be7 11.Nc3 Nc3 12.dc3 0–0 13.e4 Bc8; D) 8.Qb7 Nc5 (8...Na5 9.Qb4 Nc6 10.Qb5 Qd7 11.d3 Nc5 12.d4 ed4 13.Nd4 Be4; 8...Bd7 9.Ba3 Rb8 10.Qa6 Nc5 11.Bc5 dc5 12.Na3 Nb4 13.Qa7 Ra8) 9.Qc6 Bd7 10.Qc5 dc5 11.Ne5 Ra5 12.Nd7 Qd7 13.Be2 Ra6.

7.ba5 Be7 A) 8.a6 ba6 9.Qa4 Qd7 10.Nc3 Rb8 11.Nh4 Be6 12.Ba3 e4 13.f4 g6; B) 8.Be2 Na5 (8...0–0 9.Nc3 Na5 10.Qd1 Ra6 11.0–0 Nc6 12.c5 Ra5 13.cd6 Bd6; 8...Ne4 9.0–0 Na5 10.Qd1 0–0 11.Nc3 Nc3 12.Bc3 Bf6 13.d3 e4) 9.Qd1 Qd7 10.Nc3 h6 11.0–0 0–0 12.d3 Ra6 13.Qd2 Nc6; C) 8.Nc3 Na5 (8...0–0 9.Be2 Na5 10.Qd1 Nc6 11.0–0 Ra6 12.d4 e4 13.Nh4 Bd7) 9.Qd1 0–0 10.Be2 Be6 11.d3 h6 12.0–0 Qd7 13.Qc2 Ra6.

7.b5 Nb4 8.d3 e4 (8...Nd7 9.e4 Nc5 10.Qd1 Ne4 11.de4 Be4 12.Na3 Qf6 13.Be2 Be7) 9.Nd4 Bg6 10.de4 Ne4 11.Nd2 Nc5 12.Qc3 Qf6 13.f4 Na4.

6.b5 Nb4

7.d3 e4

8.Nd4 ed3!? A) 9.Qa4 Nc2 10.Nc2 dc2 11.Na3 Nd7 12.Bd4 a6 13.Qb3 ab5=+; B) 9.Qd2 d5=+ (9...a5 10.Nc3 Qc8 11.0–0–0 Ne4 12.Ne4 Be4 13.Kb1 c5=) 10.Nf5 Ne4 11.Ng7 Kd7 12.Bd3 Nd2 13.Bf5 Kd6–/+; C) 9.Qb3 Nc2 10.Nc2 dc2 11.Nd2 Ne4 12.Ne4 Be4 13.f3 Bg6=+.

8.Nd4 Bg6 9.de4+= Be4 10.Nd2 (10.a3 c5 11.ab4 cd4 12.Bd4+– d5 13.c5 Be7+–) 10...Bd3? (10...Nd3!? 11.Bd3 Bd3= 12.Qb3 Bg6 13.0–0 Be7=) 11.Be2 (11.a3!? c5 12.bc6 Bf1 13.cb7 Bg2 14.ba8Q Ba8 15.Qa4 Nc6 16.Nc6 Qd7 17.Bf6 Bc6+–) 11...c5 (11...Bg6 12.N2f3 d5 13.0–0+/–) 12.bc6 (12.a3 cd4 13.ab4 Be2 14.Qe2 d5+/–) 12...Be2 13.Ne2 (better is 13.Qe2 Nc6 14.Rb1+/–) 13...Nd3+= 14.Kf1 Nb2 15.Qb3 Qb6 16.cb7 Rb8 17.Qb6 ab6 18.Rb1 Na4 19.Rb4 Nc5 20.Rb6 Rb7 21.Rb7 Nb7 22.Nd4 Be7 23.Ke2 0–0 (23...Kd7 24.a4–/+) 24.Rb1 (24.Nc6!? Re8 25.a4=) 24...Nc5+= 25.Nf5 Re8 26.Rb6 Nfd7 (better is 26...Kf8!?–/+) 27.Ne7+= (27.Nd6? Nb6 28.Ne8 Na8–+) 27...Re7 28.Rd6 Kf8 29.Nb3 Ne4 30.Rd3 (30.Ra6 Re6 31.Re6 fe6=) 30...Ke8 (better is 30...Ne5!? 31.Rd8 Re8 32.Re8 Ke8+=) 31.f3+= Nec5 32.Nc5 (32.Rd2 Re6+=) 32...Nc5= 33.Rd5 Ne6 34.Kd3 (better is 34.Rd2!?=) 34...Ra7–/+ 35.h4 Ra2 36.g4 h6 37.f4 g6 38.f5 Nc7 39.Rd6 Ra6 40.Ra6 Na6 41.Kd4 gf5 42.gf5 Ke7 43.Ke5 (43.c5!?+=) 43...f6–/+ 44.Kd5 h5 (44...Nb4 45.Kc5 Nc2 46.e4–+) 45.e4 (45.c5!? Nb4 46.Kc4–/+) 45...Nb4–+ 46.Kd4 Nc6 47.Kd5 Kd7 (47...Ne5 48.c5–/+) 48.c5 (48.Kc5–+) 48...Ne5 (48...Ne5 49.c6 Nc6–+) 0–1. Trkn – yakky, itsyourturn.com, 2000.

8.Nd4 Bg6 9.de4+= Ne4 10.a3!? Qf6 11.f3 Nc2 12.Nc2 Qh4 13.g3 Ng3 14.hg3 Qh1 15.Nc3 +=.

8.Nd4 Bg6 9.de4+= Ne4 10.a3 Qf6 11.f3 Qh4 12.g3 Ng3 13.hg3 Nd3 14.Bd3 Qh1 15.Bf1 =+.

8.Nd4 Bg6 9.de4+= Ne4 10.Be2 (10.a3!? Qf6 11.f3 Nc2 12.Nc2 Qh4 13.g3 Ng3 14.hg3 Qh1 15.Nc3+=) 10...Nc5= 11.0–0 Nbd3 12.Bc3 Be7 (12...Qh4!?=) 13.f4+/– Be4 14.Nd2 f5 15.Ne4 fe4 16.Nf5 (16.Bd3!? ed3 17.Nf5+=) 16...0–0= 17.Ng7 The passed pawn on f4 will quickly become a dangerous weapon (17.Bd3 Rf5 18.Qg4 g6=) 17...Bf6+= 18.Bf6 Qf6 (worse is 18...Rf6 19.Nh5 Rf7 20.Bd3 Nd3 21.Qg4 Kh8 22.Qe6+/–) 19.Nh5 Qc3 (19...Qf5 20.Ng3 Qe6 21.Qc2+=) 20.Bd3+/– Nd3 21.Qg4 White gets in control 21...Kh8 22.f5 Rae8 23.f6 The mate threat is Qg7 23...Rf7 24.Ng7 Ref8 (better is 24...Rg8!? 25.Qe4 Rf6+/–) 25.Ne6+– Rg8 26.Qe4 Rf6 White gets strong play along the open f–file 27.Rf6 Qf6 Threatening mate... how? 28.Rf1 Ne1?? (better is 28...Qb2+–) 29.g3 (better is 29.Rf6 d5 30.Qe5+–) 29...Qc3 (29...Qa1 30.Nc7 Qd1 31.c5+–) 30.Qd4 (30.Rf7 Rg6 31.Rf8 Rg8 32.Qf4 Nf3 33.Qf3+–) 30...Qd4 31.ed4 (31.Nd4?! Nd3+/–) 31...Nc2 32.Rf7 Re8 (32...Rc8 33.c5+–) 33.d5 c6 (33...Rc8 34.Nc7 Ne3 35.Ne6+–) 34.bc6 (34.Rb7 cd5 35.cd5 Nb4 36.Ra7 Nd5+–) 34...bc6 35.dc6 Nb4 (35...Re6 36.Rf8 Kg7+–) 36.c7 a5 (36...Na6+–) 37.Rf8 Rf8 38.Nf8 Na2 39.c8Q a4 1–0. Massana,Jorge (2255) – Sidi,T, Manila ol (Men), 1992.

8.de4 Be4 9.Na3 (9.Nd4 c5 10.bc6 Nc6+=) 9...a6 (9...d5 10.Be2=) 10.Be2 (10.Qa4!? d5 11.Rd1=) 10...ab5–/+ 11.cb5 (better is 11.0–0!? bc4 12.Nc4–/+) 11...Ra3!–+ 12.Ba3 Nc2 Theme: Double Attack 13.Kf1 Na3 14.Nd4 d5 15.f3 Bg6 16.Qb3 Bd6 17.Kf2 0–0 18.h4 (18.Bd3 Bd3 19.Qd3 Nc4–+) 18...Re8 19.Bd3 (19.h5 Bh5 20.g4 Bg6–+) 19...Bd3 20.Qd3 Nc4 21.Rae1 Nh5 22.Rh3 Bc5 23.g4 (23.g3 Qf6 24.Kf1 Ra8–+) 23...Re3! 24.Qd1 (24.Qe3 Ne3) 24...Qe7 25.Rhh1 (25.f4 Bd4 26.Ree3 Be3 27.Kf1 Nf4 28.Rh2–+) 25...Re1 26.Re1 Qh4 27.Kg1 Bd4 0–1. arturo – Nekthen, ChessWorld.net, 2008.

8.de4 Be4 9.Nd4 c5 10.bc6 Nc6 11.Nc3 Bg6 12.Bd3 Nd4 13.ed4 Qe7 14.Be2 Rc8 15.0–0 Qd7 16.c5 dc5?? (better is 16...Kd8+=) 17.Bb5+– Rc6 18.d5 1–0. Rooijen Van,Peter (1675) – Torfs,Gert, 58. LSS No Engine Cup Preliminary, 2012.

8.de4 Be4 9.Nd4 c5 10.bc6 Nc6 11.Nd2 Nd4 12.Bd4 Bc6 13.f3 d5 +=.

8.de4 Ne4 A) 9.Nd4 Qf6 A1) 10.Nf5?? Qb2 11.Be2 Nc2 12.Kf1 Na1–+; A2) 10.f3=; B) 9.a3 Nc2 10.Qc2+/–.

6.b5 Ne7

7.d4 e4 8.Nfd2 d5 9.Nc3 c6 (9...Qd7 10.Be2=) 10.Ba3 Bg4 11.Qb3 Be6 12.bc6 bc6 13.cd5 cd5 14.Bb5 Bd7 (14...Nd7!? 15.Be7 Be7 16.Nd5 Rb8+/–) 15.Be7+– Be7 16.Nd5 Bb5 (16...Nd5 17.Qd5 Rb8 18.Bd7 Qd7 19.Qe4 f5+–) 17.Qb5 (17.Nf6 Bf6 18.Qb5 Qd7+–) 17...Nd7 18.Ne4 0–0 19.0–0 Rb8 20.Qa6 Nb6 21.Nb6 Qb6 (21...ab6 22.Qb5+–) 22.Qb6 Rb6 23.Rab1 Rfb8 (23...Rc8 24.Rb6 ab6 25.Rb1+–) 24.Rb6 Rb6 25.g4 (25.Rc1 Bf8+–) 25...h6 (25...Rb2 26.Ra1+–) 26.Rc1 Rb2 (26...a5+–) 27.Rc7 Bh4 (27...Ba3 28.Ra7 Ra2 29.Nd6+–) 28.Ra7 Kh7 (28...g6 29.Kg2+–) 29.a4 Kg6 (29...Ra2 30.a5+–) 30.Kg2 f5 (30...Ra2 31.a5+–) 31.Ra6 (31.gf5 Kf5 32.Rg7 Ke4 33.Rg4 Kf5 34.Rh4 Ra2+–) 31...Bf6 32.gf5 Kf5 33.Nd6 Kg6 34.a5 Bh4 (34...Ra2+–) 35.Nc4 (35.Nc4 Kf5 36.Nb2+–) 1–0. guest7606 – guest7485, ICC, 2005.

7.Be2 Ng6 8.0–0 Be7 9.h3 0–0 10.a4 a6 11.Nc3 Qd7 12.Kh2 ab5 13.ab5 d5 Black plans e4 14.d3 Ra1 15.Qa1 dc4 16.dc4 e4 17.Nd4 Bd6 18.Kg1 Nh4 (18...Bh3!? 19.Rd1 Bg4–/+) 19.Nf5 Qf5 20.Rd1 Qg5 21.Bf1 Re8 22.Ne2?? (22.Kh1 Ng6 23.Nd5 Nd5 24.Rd5 Qh4+/–) 22...Nh5 (better is 22...Nf3 23.Kh1 Ng4–+) 23.Rd5 Nf3 24.Kh1 Qh4 25.gf3 (25.g3!? Bg3 26.Rh5 (26.fg3?! Ng3 27.Kg2 Ne2 28.Be2 Ne1 29.Kf1 Nd3 30.Bd3 ed3 31.Rd3 Qc4=; 26.Ng3? Ng3 27.Kg2 Nf1 28.Kf1 Qh3 29.Ke2 Qg4–+) 26...Qh5 27.Ng3+/– (27.fg3?! Qg5=)) 25...Qf2= 26.f4 Qf3 27.Bg2 (better is 27.Kh2!? Qe3 28.Rh5 Bf4 29.Kh1 Qf3 30.Bg2 Qe2 31.Rf5+=) 27...Qe2–/+ 28.Rg5 Be7 29.Rg7? (better is 29.Rh5 Qh5 30.Bg7–+) 29...Ng7 30.Bg7 Qe3 31.Be5 Bd6 32.Bh8 (32.Bd6 cd6 33.f5 Rc8–+) 32...Qg3 (32...Qg3 33.Be5 e3–+ (worse is 33...Re5 34.fe5 e3 35.Qd1 Qe5 36.Qg1–+)) 0–1. Hal1958 – Yannick, playchess.de, 2004.

5.Nf3 Nbd7

6.Nc3 c5 Black gets in control 7.b5 e4 (7...Be7 8.d3=) 8.Nh4 (8.Qc2!?=) 8...Bg4+= 9.Be2 (9.f3 Nh5 10.g3 ef3 11.Nf3 Ne5=) 9...Ne5–/+ 10.0–0 (10.f3 Be6–/+) 10...Nc4! 11.Bg4 (11.Bc4 A deflection 11...Bd1) 11...Nb2–+ 12.Qe2 d5 13.Bh3 (13.a4 g5 14.b6 Nd3–+ (14...gh4?! 15.Qb5 Ke7 16.Qb2 Ng4 17.ba7–+; 14...Ng4?! 15.Qg4 gh4 16.Qf5–+)) 13...Nd3 14.f3 (14.Nf3 Qa5–+ (14...ef3?! 15.Qd3 Bd6 16.gf3+=)) 14...c4 (14...Bd6 15.g3 Be5 16.fe4 de4 17.Rab1–/+) 15.fe4 (15.g3 Bb4–+) 15...de4 16.g3 Be7 (16...Qe7 17.Qd1–+) 17.Qg2 (17.Bg2 a6–/+) 17...0–0 (17...g5 18.Nf5 g4 19.Bg4 Ng4 20.Qe4=) 18.Ne4–/+ Ne4 19.Qe4 Bh4 (19...Bf6 20.Rab1 Bh4 21.gh4–/+) 20.gh4 Qc7 (20...Qa5 21.Bf5 Qb5 22.Bh7 Kh8 23.Bf5+=) 21.h5 (21.Bg2 b6–/+) 21...Rad8 22.Rf5 (22.Bg2 Rd6–/+) 22...Rfe8 23.Qg2 Ne5 (23...Rd6 24.Qg3–/+) 24.Raf1 (24.Kh1 Qe7–/+) 24...c3 (24...Qb6 25.a4–/+) 25.h6 (25.d4 c2 26.Rc1 Qc3–+) 25...g6–/+ 26.d4 (better is 26.dc3!? Rd3 27.Qg5+=) 26...c2–+ 27.Rc1 Qc3 28.Qg5 Nc4 29.Rf3? (better is 29.Rf7 Qe3 30.Qe3 Ne3 31.Rd7 (31.Rb7?? Rd4 32.Rg7 Kh8 33.Rc2 Rd1 34.Kf2 Nc2 35.Ra7 Nd4–+) 31...Rd7 32.Bd7–/+) 29...Rd4! (29...Ne3?! 30.Be6 fe6 31.Qe3–+) 30.ed4 Exploits the pin. (30.Rc2 Rd1 (30...Qc2 31.Qf6 Qd1 32.Bf1 Rg4 33.Kf2 Qd2 34.Be2 Rg2 35.Kg2 Qe2 36.Kg3 Qf3 37.Kf3+–) 31.Bf1 Ne5–+ (31...Qc2 32.Qf6 Qh2 33.Kh2 Rd2 34.Kg3 Rg2 35.Bg2 Ne3 36.Qg7)) 30...Qf3 31.Rf1 (31.Bf1 Ne3 32.Re1–+) 31...Qh3 32.Qf6 Do you see the mate threat? 32...Qf1! 33.Qf1 (33.Kf1 Decoy theme: f1 33...c1Q) 33...Nd2 34.Qc1 Re1!! 35.Qe1 Decoy to e1 35...Nf3 Theme: Double Attack (35...Nf3 36.Kf2 Ne1 37.Ke1 c1Q 38.Ke2 Qc4 39.Ke3 Qa2–+) 0–1. Toll,A – Hobbs,JEC, corr England, 1985.

6.Nc3 Bg4 7.Be2 (7.h3 Bh5=) 7...Be7 (7...e4 8.Ng5 Ne5 9.f3 ef3 10.Nf3+=) 8.d4 ed4 (8...a5 9.b5=) 9.ed4 (9.Nd4 Be2 10.Qe2 a5+=) 9...0–0 10.0–0 c6 (10...Nb6 11.Qb3=) 11.h3 (11.d5 Qb6 12.a3 a5+=) 11...Bh5 (11...Bf3 12.Bf3 (worse is 12.gf3 d5–/+) 12...Nb6 13.Be2=) 12.g4 (12.d5 Nb6 13.dc6 bc6+=) 12...Bg6= 13.Nd2 (13.Nh4 d5=) 13...d5+= 14.c5 h6 (14...b6 15.f4 bc5 16.bc5=) 15.a4 White prepares the advance b5 (15.b5 cb5 16.Bb5 a6 17.Bd7 Qd7=) 15...a6 (15...b6 16.a5+=) 16.Nb3 (16.f4 b6=) 16...Re8+= 17.b5 (17.Re1 Ne4+=) 17...ab5 18.ab5 Ra1 19.Qa1 Kh7 (19...Bc2 20.Qa2=) 20.b6 (20.Qa7 Qa8 21.Ra1 Qb8+=) 20...Nf8 (20...Ne4 21.Qa7 Nc3 22.Bc3=) 21.Qa7 (21.f4 Bc2 22.Na5=) 21...Qb8 (21...Qd7!?+=) 22.Ra1 (22.Qb8 Rb8 23.f4 Bc2+=) 22...Ne4 (better is 22...Ne6 23.Qb8 Rb8=) 23.Na5?? (better is 23.Qb8 Rb8 24.Ne4 Be4 25.Ra7+/–) 23...Qf4–+ 24.Ne4 Be4 (24...Qe4 25.Bf1 Bh4 26.Bg2–+) 25.Bc1= (25.Nb7 Qd2 26.Bf3 Bh4 27.Be4 Re4 28.Qa3 Qf2 29.Kh1 Bg3 30.Qg3 Qg3 31.g5 Re2 32.g6 Kg6 33.Nd6 Qg2) 25...Qf6 26.Nb7 (26.Ra4 Ne6 27.Be3 Nf4–+) 26...Qd4 (26...Ne6 27.Be3 Nd4 28.Bd4 Qd4 29.Nd6 Bd6 30.cd6=) 27.Be3= Qf6 28.Rd1 Ne6 Black intends d4 (28...Ng6 29.Qa3=) 29.Nd6 Bd6 30.cd6 d4 31.d7?? (better is 31.Bc1!? Qh4 32.Qa3= (32.Qf7? Qh3 33.f3 Bg6–+)) 31...Rd8 (31...de3 32.f3 Nf4–+) 32.b7 Now all is on d4 (better is 32.Bc1!? Qe7 33.f3–/+) 32...de3–+ 33.Qe3 Bd5 34.Rb1 (better is 34.Bd3 g6 35.Be4–+) 34...Ba2?? (better is 34...Rb8–+) 35.b8Q+– Bb1 (35...Rb8 36.Qe4 g6 37.Rb8+–) 36.Qb1 g6 (36...Kg8 37.Qb7 Qe7 38.Qc6 Rd7 39.Bc4 Rd1 40.Kg2+–) 37.Qb7 (37.Qbc1 Qg7 38.Qc6 Nf8+–) 37...c5 (37...Nf8 38.Bf3 Rd7 39.Qc6+–) 38.Bc4 (38.Qc6 Qa1 39.Kg2 Qa7+–) 38...Nd4 (38...Qe7 39.Bb5+–) 39.Qd5 1–0. jaddwarrior (1990) – Leosky (1870), ChessWorld.net, 2015.

6.d3 e4 7.de4 Be4 8.Nc3 Bf3 9.Qf3 Ne5 10.Qd1 Qe7 11.Be2 h5 (11...c6 12.Qb3+=) 12.h3 (12.Nd5 Qd8+/–) 12...g5 13.Nd5 Nd5 14.Qd5 0–0–0 15.0–0–0 g4? (better is 15...f6+=) 16.hg4+– Bg7 17.gh5 Qg5? (17...f5 18.Qd4+–) 18.g4! Rh6?? (18...Ng4 19.Qg5 Double attack (19.Qg5 Pinning; 19.Qg5 Deflection; 19.Qg5 Decoy)) 19.f4 Qe7 20.fe5 de5 (20...Re6 21.b5 Bh6 22.Bf3+–) 21.Qd8 Qd8 22.Rd8 Kd8 23.Rd1 Kc8 (23...Ke7 24.g5 Rd6 25.h6+–) 24.Rd5 (24.g5!? Rd6 25.Rf1 Kd8 26.Rf7 Rd7 27.Rd7 Kd7+–) 24...Ra6 (24...c6 25.Ra5 Bf6 26.a3+–) 25.a3 Rf6 (25...c6 26.Rd6 c5 27.Ra6 ba6 28.g5 cb4 29.h6+–) 26.Be5 Rf2 27.Kd2 (27.Bg7!? Re2 28.h6 Re3+–) 27...Bh6 (27...Be5 28.Re5 Rf6 29.Rf5+–) 28.Bg3 Rg2 29.Bh4 c6 30.Rd8 Kc7 31.Rh8 Bg7 32.Rh7 Bb2 33.Rf7 Kc8 34.a4 White prepares the advance b5 34...Ba3 35.b5 cb5 36.ab5 Rg1 (36...a5 37.b6 Bd6 38.c5+–) 37.Be7 Bb2 38.h6 Ra1 (38...a6 39.h7 ab5 40.Bf3+–) 39.h7 Ra2 40.Kd3 Ra1 41.Bf6 (better is 41.Bf3 Bh8 42.Rf8 Kd7 43.Rh8 Ke7+–) 41...Bf6 42.Rf6 Rh1 43.Rf8 Kd7 44.h8Q Rh8 45.Rh8 1–0. Fournier,Frederic – merlotonix, Active, 2008.

6.d4 ed4 7.Nd4= Bg6 8.Be2 Be7 9.0–0 0–0 10.Nc3 Re8 11.a3 Nf8 (11...a5=) 12.e4 (better is 12.Nd5!?+=) 12...Ne4=+ 13.Nd5 c6 14.Ne7 Re7 15.b5 Qb6 16.Bf3 (16.f3 Nc5=+) 16...Nc5 (16...Rae8 17.a4–/+) 17.a4 a5 18.Ba3 Be4 19.Nc6 bc6 (19...Qc6 20.bc6) 20.Qd6 Rd7 (20...Na4 21.Qe7 Bf3 22.gf3 cb5 23.Qe4+/–) 21.Qc5+/– Qc5 22.Bc5 Bf3 23.gf3 Ne6 24.Be3 c5 25.Rfd1 Rad8 26.Rd7 Rd7 27.Rb1 f5 28.b6 Rb7 29.Bd2 Nd4 30.Kg2. Schemm,Michael A – Harding,Mike, Vancouver, 1998.

6.d4 Be7 7.Be2 0–0 8.0–0 c6 9.Nc3 Qb6 (9...e4 10.Nd2 d5 11.cd5 (11.Qb3 dc4 12.Nc4 Be6 13.Qc2 Bb4 14.Ne4 Ne4 15.Qe4 Re8 16.Qc2 Qg5 17.Bd3=; 11.c5 Qc7 12.a3 b6 13.f3 ef3 14.Rf3 Bg6 15.Rf2 Rfb8 16.Ra2 bc5 17.bc5=; 11.a3 a5 12.Qb3 Be6 13.cd5 cd5 14.f3 ab4 15.ab4 Ra1 16.Ra1 Nb6 17.Ra7=) 11...cd5 12.a3 a5 13.Qb3 Be6 14.f3 ab4 15.ab4 Ra1 16.Ra1 ef3 17.Bf3=) 10.a3 a5 (10...Rfd8 11.Qd2 (11.d5 Bg4 12.h3 Bh5 13.e4 a5 14.Na4 Qc7 15.Qd3 Rdc8 16.Rfc1 ab4 17.ab4=; 11.Rc1 a5 12.b5 Re8 13.c5 Qd8 14.cd6 Bd6 15.de5 Ne5 16.Nd4 Bg4 17.f3+=) 11...a5 12.Nh4 Be6 13.d5 cd5 14.cd5 Bg4 15.f3 Ne8 16.Na4 Qa7 17.fg4+=; 10...Rad8 11.Rc1 (11.d5 Ne4 12.Bd3 Nc3 13.Bc3 Bg4 14.h3 Bh5 15.Bf5 Nf6 16.dc6 bc6 17.Qc2=) 11...Be6 12.Ng5 Bf5 13.Bd3 Bd3 14.Qd3 Rfe8 15.Rfe1 ed4 16.ed4 h6 17.Nf3+=; 10...Rfe8 11.Rc1 (11.Qb3 Qc7 12.Rfd1 a5 13.de5 de5 14.c5 ab4 15.ab4 Ra1 16.Ra1 b6 17.Bc4=) 11...a5 12.b5 Rac8 13.c5 Qd8 14.Bc4 Bg4 15.cd6 Bd6 16.Qb3 Re7 17.Ng5+=) 11.b5 e4 (11...Rac8!?= 12.Nh4 Bg6 13.Ng6 fg6 14.Rb1 Qc7 15.Re1 e4 16.bc6 Qc6 17.Qb3+/–; 11...Rad8 12.Nh4 Bg6 13.Ng6 fg6 14.Rb1 c5 15.Bf3 cd4 16.ed4 Rde8 17.Re1+/–) 12.Nh4+/– Bg6 13.Ng6 fg6 14.Qb1 (14.f3 ef3 15.Bf3 Rae8 16.Qd3 Qc7 17.Rab1+/–) 14...d5 (14...cb5 15.Nb5 Rac8 16.Qa2 Kh8 17.Qb3+/–) 15.Qa2 (15.c5 Qc7 16.b6 Qd8 17.f3+/–) 15...Bd6 (15...cb5 16.Nb5 dc4 17.Qc4 Kh8 18.Rac1+/–) 16.cd5 (16.c5 Nc5 17.dc5+/–) 16...Qc7?? (better is 16...cb5 17.Nb5 a4+/–) 17.dc6+– Rf7 18.Bc4 Bh2 19.Kh1 Ne5 (19...Raf8 20.cd7 Bd6 21.f3 ef3 22.Rf3 Qd7 23.e4+–) 20.de5 (20.de5 Be5 21.b6+–) 1–0. Bonetti,Shane – CaptinCrunch, ICC, 2002.

6.Be2 d5 7.Ne5+= Ne5 (7...Bb4 8.Nd7 Nd7 9.Qb3+=) 8.Be5 dc4 (8...Nd7 9.Bc3+/–) 9.Bc4 Bd3 (9...Bd6 10.Bd4 Be6 11.Qb3+=) 10.Qb3 Bc4 11.Qc4 c6 12.0–0 (12.Nc3 Nd7 13.Qe4 Qe7+=) 12...Be7 (12...Qe7 13.Bf6 Qf6 14.Nc3+/–) 13.Nc3 0–0 14.Rad1 (14.Bf6 Bf6 15.d4 Be7+/–) 14...Nd5 (14...Nd7 15.d4+/–) 15.a3 (15.b5 Nb4+/–) 15...Bf6 (15...a5 16.b5 Ba3 17.bc6 bc6 18.Qc6+/–) 16.Bf6 Nf6 17.Ne4 (17.d4 a5+/–) 17...Nd5 (17...Ne4 18.Qe4 a5 19.d4+/–) 18.f4 (18.d3 Re8+/–) 18...f5 (18...Re8 19.Nc5 Qc7 20.Rc1+/–) 19.Nc5 Qe7 (19...Rf7 20.Nd3+/–) 20.Rf3 (20.b5 Rfd8 21.bc6 bc6+/–) 20...Kh8 (20...Rad8 21.d3+/–) 21.Qa2 (21.Rc1 Rad8+/–) 21...b6 (21...a5!? 22.Qc4 b5=) 22.Nd3 Rad8 (22...Qe6 23.Qb2+/–) 23.Ne5 (23.Rc1 Qe6 24.Qc2 Rd6+/–) 23...Qf6 (better is 23...c5+/–) 24.Rh3 (better is 24.Qb3+/–) 24...Nc3= 25.Qb3 (25.dc3 Rd1 Pinning (25...Rd1 Deflection; 25...Rd1 Clearance)) 25...Nd1 26.Qd1 Qd6 (26...Rd5 27.d3=) 27.d4 c5 (better is 27...Kg8 28.Qa4 b5 29.Qa7 Ra8=) 28.Qb3?? (better is 28.Qh5 h6 29.Nf7 Rf7 30.Qf7 cd4 31.Rg3= (31.Qa7 de3 32.Qg7 Kg7 33.Rf3 Qd1 34.Rf1 e2 35.Rd1 ed1Q 36.Kf2 Rd2 37.Ke3 Qe2)) 28...Qd5?? (better is 28...cd4 29.Qd3 de3 30.Re3 Qd3 31.Nd3 Rd4–+) 29.Qc2 (better is 29.Ng6! Kg8 30.Ne7 Kh8 31.Nd5 cb4 32.Ne7+–) 29...cd4?? (better is 29...Qe6 30.bc5 bc5 31.Qc5 Rc8 32.Qa7 Rc1 33.Kf2 Kg8=) 30.Ng6+– Kg8 31.Nf8 (better is 31.Ne7 Kh8 32.Nd5 Rd5 33.e4+–) 31...Rf8 0–1. GuestZSWT – GuestYTLB, freechess.org, 2016.

6.Nc3 c6

7.d4 e4 8.Nh4 Be6=.

7.Be2 d5 8.cd5 cd5 9.Qb3=.

7.Be2 Be7

8.0–0 0–0 9.a4 a6 (9...c5 10.Qb3=) 10.Qb3 (10.a5 d5 11.c5 Qc7=) 10...Be6 (10...a5 11.d4+=) 11.Ng5 (11.d4 a5=) 11...d5 (11...a5 12.Ne6 fe6 13.b5=) 12.Ne6+= fe6 13.d3 (13.a5 b5 14.c5 Qc7+=) 13...d4 (13...Qb6 14.b5=) 14.Na2 (14.Ne4 Ne4 15.de4 c5+=) 14...c5 (14...a5 15.f4 ef4 16.ed4 (worse is 16.Bd4 ab4 17.ef4 Nc5 18.Bc5 Bc5 19.Kh1 Bd4–/+) 16...ab4 17.c5=) 15.Bf3+= cb4 (15...Qc7 16.Rfe1+=) 16.ed4 (worse is 16.Nb4 Qb6 17.a5 Qb4 18.Qb4 Bb4 19.Bb7 Ra7–+) 16...Qc7 (16...ed4 17.Bd4 Nc5 18.Bc5 Bc5 19.Nb4+=) 17.Nb4+/– Qa5 (17...ed4 18.Bd4 Bc5 19.Bc3+/–) 18.Nc2 (18.de5 Ne5 19.Bb7 Ra7+–) 18...Rab8 (18...ed4 19.Bd4 e5 20.Rae1+/– (20.Bb7?! Rab8 21.Ba7 Nc5 22.Bc5 Bc5=)) 19.de5 (19.Rae1 ed4 20.Bd4 e5+–) 19...Ne5 20.Be5 (worse is 20.Bb7 Neg4 21.f3 Qc7 22.fg4 Rb7+=) 20...Qe5 21.Rae1 (21.Bb7 Ng4 22.g3 Rf7=) 21...Qd6 22.d4 (22.Bb7 Rf7 23.c5 Qd7+/–) 22...b6 23.Re5 Nd7 (23...Bd8+–) 24.Re6 Qf4?? (24...Rf3 25.Rd6 Rb3 26.Rd7 Bf6+–) 25.Re7 Nf6 (25...Rfd8 26.Nb4 Nf6 27.Na6+–) 26.c5 Kh8 27.cb6 Qd6 28.Re6 Qd7 (28...Qf4 29.b7+–) 29.a5 Qf7 (29...Rbe8 30.Re8 Qe8 31.Qd3+–) 30.d5 (better is 30.Nb4!? Rfe8 31.Re8 Qe8 32.Na6 Rd8+–) 30...h6 (30...Nd7 31.Qe3+–) 31.Nd4 (31.Nd4 Qb7 32.Nc6+–; 31.Nb4 Rbc8+–) 1–0. Krebbers,Wilfried – Huennekes,Frauke, Kleve op, 2001.

8.0–0 0–0 9.Rc1 h6 (9...c5 10.bc5 dc5 11.d4 ed4 12.ed4=) 10.a4 (10.d4 Re8=) 10...d5 (10...Qb6 11.Ba3=) 11.cd5 cd5 12.b5 (12.Qb3 Be6 13.Nb5 d4=) 12...Bd6 (12...Rc8 13.d4 e4 14.Nd2=) 13.Re1 (13.d4 e4 14.Nd2 a6=) 13...Be6 (13...Rc8 14.d4 e4 15.Nd2+=) 14.d4= e4 15.Nd2 Nh7 (15...Rc8 16.f3=) 16.f4 (16.Qb3 Qh4 17.h3 Qg5=) 16...ef3 (16...Qh4 17.g3 Qf6 18.Qb3=) 17.Bf3+= Ndf6 (17...Nhf6 18.e4 de4 19.Nce4 Ne4 20.Ne4+=) 18.e4 de4 (18...Bf4 19.ed5 Bd5 20.Nd5 Nd5 21.Rc5+=) 19.Nde4 (19.Nce4 Bf4+=) 19...Ne4 (19...Bf4 20.Ra1+=) 20.Ne4 (worse is 20.Re4 Ng5–/+) 20...Bf4 21.Rb1 (21.Rc5 Re8+=) 21...Rc8 (21...Ba2 22.Ra1 Bd5 23.Nc5+=) 22.g3+/– Bb8 23.Nc5 Ng5 (23...Bd5 24.Nb7 Qg5 25.Rf1+=) 24.Bb7 (24.Ne6!? Nf3 25.Qf3 fe6 26.Qb7+/–) 24...Bd5= 25.Bd5 (25.Bc8 Qc8 26.Qc2 Nf3 27.Kf2–+) 25...Qd5–+ 26.Re3?? (better is 26.Qg4 h5! 27.Qd7–+) 26...Nh3 27.Kf1 Qh1 28.Ke2 Qh2 29.Kd3 Nf2 (29...Nf2 30.Kc3 Nd1 31.Rd1 Bg3–+) 0–1. Lais,Klaus Joerg – Lorenz,Oda, Wuerzburg op, 1998.

8.0–0 0–0 9.d4 a5 10.b5 Qc7=.

8.0–0 0–0 9.d4 Re8=.

8.0–0 Qb6 9.a3=.

8.d4 a5 A) 9.a3 A1) 9...0–0 10.0–0 (10.b5 Qc7 11.0–0 Ne4 12.Ne4 Be4 13.Qd2 Rfe8 14.Rad1) 10...Qb6 11.b5 h6 12.h3 Qc7 13.Nh4 Bh7 14.Bd3; A2) 9...Qb6 10.Nh4 (10.b5 0–0 11.0–0 h6 12.h3 Rfe8 13.Re1 Qc7 14.a4) 10...Be4 11.Ne4 Ne4 12.Qc2 d5 13.Nf5 ab4 14.cd5; A3) 9...h5 10.0–0 (10.b5 0–0 11.0–0 Qc7 12.h3 Rfe8 13.Re1 Rac8 14.a4; 10.h3 0–0 11.0–0 ab4 12.ab4 Qb6 13.Qb3 Rfe8 14.Rfd1; 10.Nh4 Be6 11.0–0 ab4 12.ab4 Ra1 13.Qa1 ed4 14.ed4; 10.c5 0–0 11.0–0 Qc7 12.h3 dc5 13.bc5 ed4 14.ed4; 10.Ng5 Ng4 11.Nge4 Ndf6 12.Ng3 Be6 13.d5 cd5 14.cd5) 10...0–0 11.Qb3 Qc7 12.h3 Rfe8 13.Rfe1 ab4 14.ab4; A4) 9...g6 10.0–0 (10.h3 0–0 11.0–0 Qb6 12.b5 Rfd8 13.g4 Be4 14.Nd2; 10.Nh4 ab4 11.ab4 Ra1 12.Qa1 Bg4 13.Bg4 Ng4 14.Nf3; 10.b5 0–0 11.0–0 Qc7 12.h3 Ne4 13.Ne4 Be4 14.Bd3; 10.h4 0–0 11.0–0 Qc7 12.Qb3 Kg7 13.b5 h6 14.Rfe1; 10.c5 0–0 11.0–0 Qc7 12.h3 dc5 13.bc5 ed4 14.ed4; 10.g3 ed4 11.ed4 0–0 12.0–0 Nb6 13.Qb3 Re8 14.Rfe1) 10...0–0 11.h3 Qc7 12.Qd2 Rfc8 13.Ng5 ed4 14.Qd4; A5) 9...ab4 10.ab4 0–0 11.Ra8 Qa8 12.0–0 Qa7 13.Qb3 Ra8 14.Ra1; A6) 9...Bg6 10.Nh4 (10.b5 0–0 11.0–0 h6 12.Qd2 Qc7 13.Nh4 Ne4 14.Ne4; 10.0–0 0–0 11.Nh4 ab4 12.ab4 Ra1 13.Qa1 ed4 14.ed4; 10.h3 0–0 11.0–0 h6 12.b5 Qc7 13.Rc1 Rfe8 14.Re1; 10.de5 de5 11.c5 0–0 12.0–0 b5 13.Nh4 ab4 14.ab4; 10.g3 0–0 11.0–0 h6 12.Qb3 Qc7 13.Rfd1 ed4 14.ed4; 10.c5 ab4 11.ab4 Ra1 12.Qa1 ed4 13.ed4 0–0 14.0–0) 10...Be4 11.0–0 ab4 12.ab4 Ra1 13.Qa1 0–0 14.de5; A7) 9...h6 10.h3 (10.b5 0–0 11.0–0 Qc7 12.h3 Rfe8 13.Re1 Rac8 14.a4; 10.0–0 0–0 11.h3 Qc7 12.b5 Rfe8 13.Re1 Nb6 14.Rc1; 10.Nh4 Bh7 11.0–0 0–0 12.Nf3 Qc7 13.Qb3 Bg6 14.Nh4; 10.c5 0–0 11.0–0 Qc7 12.h3 ab4 13.ab4 dc5 14.bc5; 10.g3 e4 11.Nd2 0–0 12.0–0 ab4 13.ab4 Qc7 14.Qb3; 10.h4 0–0 11.0–0 Qc7 12.Qb3 Rfe8 13.Rfe1 e4 14.Nd2) 10...0–0 11.0–0 Qc7 12.Qd2 Rfe8 13.Rfe1 Bh7 14.Qd1; B) 9.Nh4 B1) 9...ab4 10.Nf5 bc3 11.Bc3 Ne4 12.Bb4 g6 13.Ne7 Qe7 14.0–0; B2) 9...Be4 10.b5 (10.a3 0–0 11.0–0 ab4 12.ab4 Ra1 13.Ba1 h5 14.Ne4) 10...0–0 11.0–0 cb5 12.Nb5 g6 13.Nf3 Qb6 14.a4; B3) 9...Be6 10.b5 0–0 11.0–0 h6 12.Rb1 Nb6 13.bc6 bc6 14.c5; C) 9.b5 C1) 9...0–0 10.0–0 (10.Nh4 Be6 11.0–0 ed4 12.Qd4 Qc7 13.h3 Nc5 14.e4; 10.a4 Qc7 11.0–0 h6 12.Qd2 Rfe8 13.Rfe1 c5 14.de5; 10.a3 Ne4 11.0–0 Nc3 12.Bc3 Qc7 13.Qb3 Bf6 14.de5; 10.h3 a4 11.a3 Qc7 12.0–0 h6 13.Qd2 Bg6 14.Rad1; 10.Qd2 a4 11.a3 Ne4 12.Ne4 Be4 13.0–0 Qc7 14.bc6) 10...h6 11.h3 Qc7 12.Rc1 Rfe8 13.Re1 a4 14.Na4; C2) 9...h6 10.Rc1 (10.0–0 0–0 11.Rc1 Re8 12.Re1 Qc7 13.h3 a4 14.a3; 10.Qd2 0–0 11.0–0 Qc7 12.h3 a4 13.a3 Rfe8 14.Rfe1; 10.h3 0–0 11.0–0 Qc7 12.Rc1 Rfe8 13.Re1 a4 14.a3; 10.Ba3 0–0 11.0–0 Ne4 12.Ne4 Be4 13.Bb2 Qc7 14.Bd3; 10.Nh4 Be6 11.0–0 0–0 12.Nf3 Qc7 13.Qb3 e4 14.Nd2; 10.c5 0–0 11.0–0 e4 12.Nh4 Be6 13.bc6 bc6 14.cd6) 10...0–0 11.0–0 Re8 12.h3 Qc7 13.Re1 a4 14.a3; C3) 9...h5 10.Qd2 (10.Nh4 Bh7 11.0–0 0–0 12.g3 Qc7 13.Bd3 e4 14.Be2; 10.0–0 0–0 11.h3 Qc7 12.Ng5 ed4 13.ed4 d5 14.Re1; 10.h3 a4 11.0–0 a3 12.Bc1 0–0 13.Qb3 Qa5 14.Bd2; 10.c5 0–0 11.0–0 Qc7 12.bc6 bc6 13.cd6 Bd6 14.Rc1; 10.Qb3 0–0 11.0–0 Qc7 12.h3 Rfe8 13.Rad1 ed4 14.Nd4; 10.a4 0–0 11.0–0 Qc7 12.h3 Rac8 13.Ng5 ed4 14.ed4) 10...0–0 11.0–0 cb5 12.cb5 a4 13.a3 Qa5 14.de5; C4) 9...a4 10.Na4 (10.Nh4 a3 11.Bc1 Be6 12.bc6 bc6 13.Rb1 Nb6 14.de5; 10.bc6 bc6 11.Nh4 a3 12.Bc1 Be6 13.Rb1 Nb6 14.de5; 10.0–0 a3 11.Bc1 0–0 12.bc6 bc6 13.Nh4 Be6 14.Rb1; 10.a3 0–0 11.0–0 Qc7 12.h3 h6 13.Nh4 Bh7 14.Bd3) 10...cb5 11.cb5 Qa5 12.Nc3 Ne4 13.Rc1 Rc8 14.Qa4; C5) 9...Rb8 10.Rc1 (10.0–0 0–0 11.Nh4 Be6 12.Qb3 d5 13.Rfe1 ed4 14.ed4; 10.Nh4 Be6 11.0–0 0–0 12.f4 ef4 13.d5 cd5 14.cd5; 10.Qd2 0–0 11.0–0 Qc7 12.h3 Ne4 13.Ne4 Be4 14.Bc3; 10.h3 0–0 11.0–0 h6 12.Qd2 Re8 13.Rac1 cb5 14.Nb5; 10.Qb3 0–0 11.0–0 h6 12.Rfe1 Qc7 13.h3 Rfe8 14.Rac1; 10.Qa4 0–0 11.0–0 Qc7 12.h3 h6 13.Rad1 e4 14.Nh4) 10...0–0 11.0–0 h6 12.Nh4 Bh7 13.Qd2 Qc7 14.g3; C6) 9...Qc7 10.Nh4 Bg6 11.Ng6 hg6 12.0–0 ed4 13.Qd4 0–0 14.Rab1.

8.d4 a6 A) 9.c5 A1) 9...0–0 10.0–0 Qc7 11.Qb3 e4 12.Nd2 a5 13.a3 b6 14.cb6; A2) 9...h6 10.de5 (10.0–0 0–0 11.Re1 a5 12.a3 ab4 13.ab4 Qc7 14.Nh4; 10.h3 0–0 11.0–0 Qc7 12.Qd2 a5 13.a3 e4 14.Nh4; 10.Qd2 0–0 11.0–0 Qc7 12.h3 a5 13.a3 e4 14.Nh4; 10.Rc1 0–0 11.0–0 e4 12.Nh4 Be6 13.f4 ef3 14.Rf3; 10.Qb3 0–0 11.0–0 e4 12.Nd2 a5 13.cd6 Bd6 14.Nc4; 10.a4 0–0 11.0–0 Qc7 12.de5 de5 13.a5 Rfd8 14.Qb3) 10...de5 11.0–0 0–0 12.Nh4 Be6 13.Qc2 a5 14.a3; A3) 9...e4 10.Nd2 (10.Nh4 Be6 11.g4 0–0 12.Nf5 Bf5 13.gf5 a5 14.a3) 10...0–0 11.g4 Bg6 12.h4 a5 13.ba5 dc5 14.dc5; A4) 9...h5 10.0–0 (10.h3 0–0 11.0–0 Qc7 12.de5 de5 13.Qb3 b6 14.cb6; 10.Qb3 0–0 11.0–0 a5 12.b5 Qb8 13.cd6 Bd6 14.g3; 10.Qd2 a5 11.b5 0–0 12.cd6 Bd6 13.0–0 a4 14.a3; 10.de5 de5 11.0–0 a5 12.a3 0–0 13.h3 b5 14.Bd3; 10.g3 0–0 11.0–0 dc5 12.bc5 ed4 13.ed4 b5 14.a3; 10.a4 0–0 11.0–0 Qc7 12.a5 dc5 13.bc5 Rae8 14.Bc4) 10...0–0 11.Qb3 Qc7 12.h3 a5 13.de5 de5 14.a3; A5) 9...a5 10.b5 (10.a3 0–0 11.0–0 Qc7 12.Qb3 e4 13.Nd2 d5 14.h3; 10.de5 de5 11.a3 0–0 12.0–0 b5 13.h3 h6 14.Bd3) 10...0–0 11.0–0 e4 12.Nh4 Be6 13.bc6 bc6 14.cd6; A6) 9...g6 10.cd6 (10.0–0 0–0 11.Qb3 Qc7 12.h3 a5 13.a3 Be6 14.Qc2; 10.Qb3 0–0 11.0–0 Qc7 12.h3 Be6 13.Qc2 ed4 14.ed4; 10.h3 ed4 11.cd6 dc3 12.de7 Qe7 13.Bc3 Nb6 14.0–0; 10.Qa4 0–0 11.0–0 a5 12.b5 ed4 13.cd6 dc3 14.de7) 10...Bd6 11.de5 Ne5 12.Ne5 Be5 13.f4 Bc7 14.Qd8; A7) 9...Qc7 10.0–0 (10.de5 de5 11.0–0 a5 12.a3 0–0 13.Nh4 Be6 14.Qc2; 10.Qb3 Be6 11.Bc4 d5 12.Be2 0–0 13.0–0 e4 14.Nd2; 10.Qa4 0–0 11.Qa5 Qa5 12.ba5 dc5 13.de5 Ng4 14.Na4; 10.h3 0–0 11.0–0 a5 12.a3 h6 13.Re1 e4 14.Nd2; 10.cd6 Qd6 11.0–0 0–0 12.a3 Rfd8 13.h3 h6 14.Qc1; 10.Nh4 Be6 11.0–0 0–0 12.f4 ed4 13.ed4 a5 14.a3) 10...0–0 11.de5 de5 12.Nh4 Be6 13.Qc2 b6 14.cb6; B) 9.Nh4 Be6 10.d5 (10.0–0 0–0 11.f4 ef4 12.ef4 Nb6 13.Qb3 Ng4 14.d5; 10.e4 Qb6 11.Na4 Qb4 12.Bc3 Qa3 13.Bb2 Qb4 14.Bc3; 10.Nf3 Bf5 11.0–0 0–0 12.Qd2 h6 13.a4 Qc7 14.a5; 10.Qb3 a5 11.b5 ed4 12.ed4 a4 13.Na4 Ne4 14.Nf3; 10.a3 b5 11.d5 cd5 12.cd5 Nd5 13.Nd5 Bh4 14.Rc1) 10...cd5 11.Nd5 0–0 12.0–0 Nb6 13.Ne7 Qe7 14.Rc1; C) 9.h3 C1) 9...h6 10.Nh4 (10.0–0 0–0 11.Qd2 Qc7 12.a3 Bh7 13.Qd1 Bf5 14.Qd2; 10.Qd2 0–0 11.0–0 Qc7 12.Rfe1 Bh7 13.Qd1 e4 14.Nd2; 10.Qb3 0–0 11.0–0 a5 12.b5 Qc7 13.Rad1 Rfe8 14.Rfe1; 10.c5 0–0 11.0–0 Qc7 12.Rc1 e4 13.Nh4 Be6 14.f4; 10.Qa4 0–0 11.0–0 Qc7 12.Qb3 b5 13.Rac1 bc4 14.Bc4; 10.a3 0–0 11.0–0 Qc7 12.Qd2 Bh7 13.Qd1 Bf5 14.Nh4) 10...Be6 11.0–0 0–0 12.Qb3 b5 13.Nf3 a5 14.a3; C2) 9...a5 10.b5 (10.Nh4 Be6 11.b5 Nb6 12.Nf3 cb5 13.cb5 Qc7 14.Rc1; 10.a3 0–0 11.0–0 Qc7 12.b5 Ne4 13.Ne4 Be4 14.Rc1) 10...0–0 11.0–0 h6 12.Qd2 Qc7 13.Rac1 Bg6 14.Rcd1; C3) 9...Qb6 10.Qb3 (10.a3 0–0 11.0–0 h6 12.c5 Qc7 13.de5 de5 14.Qb3; 10.Qa4 0–0 11.0–0 Rfe8 12.Rfd1 a5 13.b5 ed4 14.Nd4) 10...0–0 11.0–0 a5 12.b5 Qc7 13.Rfe1 h6 14.Rad1; C4) 9...h5 10.Ng5 (10.0–0 0–0 11.Ng5 ed4 12.Qd4 Qb6 13.Qb6 Nb6 14.e4; 10.c5 0–0 11.0–0 Qc7 12.de5 de5 13.Qb3 b6 14.cb6; 10.Nh4 Bh7 11.0–0 e4 12.g3 g5 13.Ng2 h4 14.Qd2; 10.Qb3 0–0 11.0–0 a5 12.b5 Qc7 13.Rad1 ed4 14.Nd4; 10.a3 0–0 11.0–0 Re8 12.Ng5 d5 13.Qd2 h4 14.Rad1; 10.Qa4 0–0 11.0–0 Qc7 12.a3 b5 13.Qb3 bc4 14.Bc4) 10...0–0 11.0–0 Qb6 12.a3 a5 13.Bd3 Bd3 14.Na4; C5) 9...Rc8 10.0–0 (10.de5 de5 11.c5 0–0 12.0–0 h6 13.a3 b5 14.cb6; 10.Qd2 0–0 11.0–0 e4 12.Nh4 Be6 13.d5 cd5 14.cd5; 10.c5 0–0 11.0–0 e4 12.Nh4 Be6 13.f4 Nd5 14.Nd5; 10.Qa4 0–0 11.0–0 e4 12.Nd2 h6 13.Qc2 d5 14.Qb3; 10.Nh4 Be6 11.0–0 0–0 12.Nf3 h6 13.e4 ed4 14.Nd4; 10.Qb3 0–0 11.0–0 e4 12.Nh4 Be6 13.f4 b5 14.f5) 10...0–0 11.de5 de5 12.c5 h6 13.Qb3 a5 14.a3; C6) 9...Rb8 10.g4 (10.0–0 0–0 11.c5 e4 12.Nd2 dc5 13.bc5 b6 14.cb6; 10.c5 0–0 11.0–0 e4 12.Nh4 Be6 13.f4 ef3 14.Nf3; 10.Qb3 0–0 11.0–0 h6 12.Rad1 Qc7 13.Nh4 Bh7 14.a3; 10.Qd2 0–0.

8.d4 Qb6 A) 9.Qa4 A1) 9...h6 10.0–0 (10.h3 a5 11.b5 0–0 12.0–0 ed4 13.Nd4 Bg6 14.Qa3; 10.Qb3 0–0 11.0–0 Qc7 12.h3 Rfe8 13.Rfe1 a5 14.b5; 10.Rd1 0–0 11.0–0 Qc7 12.b5 ed4 13.Nd4 Nc5 14.Qa3; 10.a3 0–0 11.0–0 a5 12.Qb3 Rfe8 13.h3 ab4 14.ab4; 10.Rc1 0–0 11.0–0 Qc7 12.Qd1 Rfe8 13.h3 a6 14.Re1; 10.h4 0–0 11.0–0 a5 12.b5 ed4 13.Nd4 Bg6 14.Qa3) 10...0–0 11.h3 Qc7 12.Qb3 Rfe8 13.Rad1 a5 14.b5; A2) 9...Qc7 10.Nh4 (10.0–0 0–0 11.Qb3 a5 12.b5 h6 13.h3 c5 14.de5; 10.Qb3 0–0 11.0–0 h6 12.h3 a5 13.b5 c5 14.de5; 10.h3 0–0 11.0–0 a5 12.b5 Nb6 13.Qa3 e4 14.Nd2; 10.de5 Ne5 11.0–0 0–0 12.Qb3 Bg4 13.Ne5 Be2 14.Ne2; 10.a3 0–0 11.0–0 e4 12.Nd2 h6 13.Rfc1 Rfc8 14.Qc2; 10.Rd1 0–0 11.0–0 e4 12.Nh4 Be6 13.d5 Nb6 14.Qa5) 10...Be6 11.Nf3 Bf5 12.0–0 0–0 13.Qb3 a5 14.b5; A3) 9...Ne4 10.Rd1 (10.Ne4 Be4 11.Rd1 a5 12.Bc3 0–0 13.ba5 ed4 14.ed4; 10.0–0 0–0 11.Ne4 Be4 12.Bc3 Qc7 13.Rad1 Rfd8 14.h3; 10.Qb3 Nc3 11.Bc3 0–0 12.0–0 e4 13.Nd2 Nf6 14.c5; 10.de5 de5 11.Ne4 Be4 12.Bc3 0–0 13.0–0 Qc7 14.Rad1; 10.h3 0–0 11.0–0 a5 12.b5 ed4 13.Nd4 Bg6 14.Ne4; 10.b5 0–0 11.0–0 a6 12.c5 ab5 13.cb6 ba4 14.Ne4) 10...Nc3 11.Bc3 0–0 12.de5 Ne5 13.Ne5 de5 14.0–0; A4) 9...a5 10.b5 0–0 11.Qb3 Qc7 12.0–0 h6 13.h3 Ne4 14.Ne4; A5) 9...h5 10.Rd1 (10.0–0 0–0 11.Qb3 Qc7 12.h3 a5 13.b5 Rfe8 14.Rad1; 10.h3 0–0 11.0–0 ed4 12.Nd4 Bg6 13.Rad1 c5 14.Nc2; 10.Qb3 a5 11.b5 0–0 12.0–0 Qc7 13.h3 Rfe8 14.Rad1; 10.Rc1 0–0 11.0–0 a5 12.b5 Qc7 13.h3 Nb6 14.Qd1; 10.g3 a5 11.b5 ed4 12.ed4 0–0 13.0–0 Rfe8 14.Rfe1; 10.a3 0–0 11.0–0 a5 12.Qb3 Qa7 13.h3 Rfd8 14.c5) 10...0–0 11.0–0 Qc7 12.b5 Rfb8 13.Ba3 c5 14.Nh4; A6) 9...g6 10.0–0 (10.Qb3 0–0 11.0–0 a5 12.b5 Qc7 13.Rad1 Rfe8 14.h3; 10.a3 0–0 11.0–0 a5 12.Qb3 Qc7 13.Rfe1 Rfe8 14.h3; 10.h3 ed4 11.ed4 a5 12.b5 0–0 13.0–0 Ne4 14.Rae1; 10.Rd1 0–0 11.0–0 e4 12.Nd2 Rfe8 13.Nb3 Qc7 14.h3; 10.Qa3 0–0 11.0–0 Rfe8 12.c5 Qc7 13.Qb3 Be6 14.Qc2; 10.h4 a5 11.b5 0–0 12.0–0 Ng4 13.Rad1 Rfe8 14.Ba3) 10...0–0 11.h3 Rfe8 12.Qb3 a5 13.b5 Qc7 14.Rad1; A7) 9...0–0 10.0–0 (10.Qb3 a5 11.b5 Qc7 12.0–0 Rfe8 13.Rfe1 h6 14.h3; 10.Rd1 a5 11.b5 e4 12.Nh4 Be6 13.Qc2 d5 14.c5; 10.Rc1 a5 11.b5 ed4 12.Nd4 Bg6 13.0–0 Nc5 14.Qa3) 10...h6 11.h3 Ne4 12.Ne4 Be4 13.Bc3 Qc7 14.Rad1; B) 9.a3 B1) 9...0–0 10.Qd2 (10.0–0 Rfe8 11.Nh4 Be6 12.d5 cd5 13.cd5 Nd5 14.Nd5; 10.h3 a5 11.c5 Qc7 12.0–0 h6 13.Qb3 e4 14.Nd2; 10.Qb3 e4 11.Nh4 Be6 12.0–0 a5 13.f4 ef3 14.Nf3; 10.Qc1 e4 11.Nh4 Be6 12.0–0 d5 13.f3 ef3 14.c5) 10...h6 11.0–0 a5 12.c5 Qc7 13.Nh4 Bh7 14.f4; B2) 9...Rd8 10.Nh4 Be6 11.d5 cd5 12.cd5 Bd5 13.Nd5 Nd5 14.Nf5; B3) 9...h6 10.c5 (10.Qb3 0–0 11.0–0 Rfe8 12.h3 Qc7 13.Nh4 Bh7 14.Nf3; 10.0–0 0–0 11.Qb3 Rfe8 12.h3 Qc7 13.Nh4 Bh7 14.Nf3; 10.Nh4 Bh7 11.0–0 0–0 12.Nf3 Qc7 13.Qb3 Rfe8 14.h3; 10.Qd2 0–0 11.0–0 a5 12.c5 Qc7 13.h3 e4 14.Nh4; 10.h3 0–0 11.0–0 Rfe8 12.Qd2 a5 13.c5 Qc7 14.cd6; 10.Qc1 0–0 11.0–0 a5 12.c5 Qc7 13.h3 Rfe8 14.Rd1) 10...dc5 11.Ne5 cb4 12.Nc4 Qc7 13.ab4 Bb4 14.0–0; B4) 9...g6 10.Nh4 0–0–0 11.Nf5 gf5 12.0–0 Rhg8 13.Qc2 ed4 14.ed4; B5) 9...Qd8 10.Nh4 (10.Qd2 0–0 11.0–0 h6 12.de5 de5 13.Rfd1 Qc7 14.Bd3; 10.0–0 0–0 11.Qd2 h6 12.de5 de5 13.Rfd1 Qc7 14.Bd3 ; 10.h3 0–0 11.Nh4 Be6 12.Nf3 Bf5 13.0–0 h6 14.Qb3) 10...Be6 11.0–0 0–0 12.f4 ed4 13.ed4 Nb6 14.d5; B6) 9...Rc8 10.c5 (10.0–0 0–0 11.c5 Qc7 12.de5 de5 13.Qb3 h6 14.Nh4; 10.Qd2 0–0 11.0–0 h6 12.h3 Rfe8 13.Rfd1 Rcd8 14.Bd3) 10...dc5 11.de5 Ng4 12.Na4 Qc7 13.Nc5 Nc5 14.bc5; B7) 9...a5 10.Nh4 Be4 11.Ne4 Ne4 12.Qc2 d5 13.Nf5 ab4 14.cd5; C) 9.b5 cb5 10.Nh4 (10.cb5 0–0 11.Nh4 Be4 12.0–0 g6 13.Ne4 Ne4 14.Nf3; 10.c5 dc5 11.de5 Ne4 12.Nd5 Qa5 13.Kf1 Bd8 14.a4; 10.de5 de5 11.Nd5 Qa5 12.Qd2 Qd2 13.Nd2 Bd6 14.Nf6) 10...Be6 11.cb5 Rc8 12.Rc1 ed4 13.ed4 0–0 14.0–0; D) 9.Qb3 D1) 9...a5 10.b5 0–0 11.0–0 Qc7 12.h3 h6 13.Rad1 Rfd8 14.Rfe1; D2) 9...Rd8 10.Nh4 (10.Rd1 0–0 11.0–0 h6 12.h3 Qc7 13.Rfe1 Rfe8 14.de5; 10.0–0 0–0 11.Rad1 h6 12.h3 Qc7 13.Rfe1 Rfe8 14.de5; 10.h3 0–0 11.0–0 h6 12.Rad1 Qc7 13.Rfe1 Rfe8 14.de5; 10.c5 Qc7 11.0–0 0–0 12.Rfd1 e4 13.Nd2 h6 14.h3; 10.h4 0–0 11.0–0 h6 12.Rad1 e4 13.Nd2 Qc7 14.Rc1; 10.g3 0–0 11.0–0 e4 12.Nh4 Bh3 13.Rfe1 g5 14.Ng2) 10...Be6 11.0–0 ed4 12.ed4 Qd4 13.Nf3 Qb6 14.Ng5; D3) 9...Qc7 10.Nh4 Be6 11.d5 cd5 12.cd5 Nd5 13.Nd5 Bd5 14.Qd5; D4) 9...0–0 10.0–0 (10.c5 dc5 11.dc5 Qc7 12.0–0 a5 13.a3 b5 14.Rfd1; 10.de5 Ne5 11.0–0 Nf3 12.Bf3 h6 13.Rad1 a5 14.b5; 10.a3 e4 11.Nh4 Be6 12.0–0 g6 13.f3 Nh5 14.g3; 10.h4 e4 11.Nd2 Qc7 12.0–0 h6 13.Rac1 Nb6 14.Qc2; 10.b5 cb5 11.Qb5 Qb5 12.Nb5 a6 13.Nh4 Be6 14.Nc7) 10...h6 11.h3 Rfe8 12.de5 Ne5 13.Nd4 Bg6 14.f4.

8.d4 g6 A) 9.0–0 A1) 9...Qb6 10.a3 0–0–0 11.d5 Ne4 12.dc6 Qc6 13.Nd5 Rde8 14.Nd4 ; A2) 9...a5 10.b5 (10.de5 Ne5 11.b5 0–0 12.Nd4 Bd7 13.f4 Neg4 14.Qd3; 10.a3 0–0 11.h3 Qc7 12.Qd2 ab4 13.ab4 h6 14.Rfe1) 10...0–0 11.Rc1 Rc8 12.h3 Qb6 13.c5 Qc7 14.bc6; A3) 9...0–0 10.h3 (10.Qb3 a5 11.b5 Qc7 12.Rad1 ed4 13.Nd4 Nc5 14.Qa3; 10.Rc1 Qb6 11.Qb3 e4 12.Nh4 Be6 13.f4 Bg4 14.c5; 10.Qd2 Re8 11.h3 Qc7 12.Rad1 a5 13.b5 Rab8 14.Nh4; 10.Nh4 Be6 11.d5 cd5 12.cd5 Nd5 13.Ng6 fg6 14.Nd5; 10.b5 Qb6 11.c5 dc5 12.de5 Ng4 13.e4 Be6 14.Na4; 10.a3 Qc7 11.Nh4 Be6 12.d5 cd5 13.cd5 Nd5 14.Nd5) 10...a5 11.b5 Qb6 12.Qb3 Qc7 13.g4 a4 14.Na4 ; B) 9.Qb3 B1) 9...Qc7 10.h3 (10.0–0 0–0 11.Nh4 Be6 12.d5 cd5 13.cd5 Nd5 14.Nd5; 10.Nh4 Be6 11.d5 Bg4 12.f3 Bh5 13.g4 g5 14.gh5; 10.h4 a5 11.b5 0–0 12.0–0 Rfe8 13.Rfe1 ed4 14.ed4; 10.de5 de5 11.0–0 a5 12.a3 0–0 13.c5 b5 14.Rfd1; 10.Rd1 0–0 11.0–0 e4 12.Nh4 Be6 13.f3 d5 14.g3; 10.a3 0–0 11.0–0 a5 12.Rfe1 Kg7 13.h3 Rfc8 14.g4) 10...0–0 11.g4 ed4 12.Nd4 Be6 13.g5 Nh5 14.Ne4; B2) 9...0–0 10.0–0 (10.a3 e4 11.Nd2 Nb6 12.0–0 d5 13.c5 Nbd7 14.h3; 10.b5 a6 11.0–0 ab5 12.cb5 Qc7 13.Rfd1 Be6 14.Qc2) 10...a5 11.b5 Qc7 12.Rfe1 Ne4 13.Ne4 Be4 14.a4; B3) 9...Qc8 10.0–0 (10.Nh4 Be6 11.0–0 b5 12.a4 Bc4 13.Bc4 bc4 14.Qc4; 10.h3 0–0 11.0–0 a5 12.b5 ed4 13.ed4 Ne4 14.Rfe1; 10.Rd1 0–0 11.0–0 Qc7 12.h3 Ne4 13.Ne4 Be4 14.Nd2; 10.Rc1 a5 11.b5 0–0 12.0–0 Qc7 13.Rfe1 c5 14.h3; 10.de5 Ne5 11.0–0 Nf3 12.Bf3 0–0 13.h3 Nd7 14.Ne4; 10.b5 0–0 11.0–0 Qc7 12.h3 a6 13.a4 e4 14.Nd2) 10...0–0 11.Nh4 Nb6 12.Nf5 Qf5 13.Rad1 Rfd8 14.h3; B4) 9...Kf8 10.de5 (10.h3 a5 11.g4 ab4 12.Qb4 ed4 13.ed4 d5 14.Qb3; 10.Rd1 Qc7 11.0–0 a5 12.b5 Kg7 13.Nh4 Be6 14.h3; 10.0–0 Kg7 11.Rad1 Qb8 12.Nh4 Be6 13.f4 ed4 14.Rd4; 10.c5 Be6 11.Qc2 Kg7 12.0–0 a5 13.b5 Qc7 14.bc6; 10.a3 Kg7 11.0–0 Qc7 12.h3 Rae8 13.g4 e4 14.Nd2; 10.Nh4 Be6 11.0–0 Kg7 12.Nf3 a5 13.b5 h6 14.h3) 10...Ne5 11.Nd4 Bd7 12.h3 a5 13.ba5 Bc8 14.0–0; B5) 9...Qb6 10.c5 (10.de5 Ne5 11.Nd4 0–0 12.Nf5 gf5 13.0–0 a5 14.b5; 10.Rd1 0–0 11.0–0 e4 12.Nd2 a5 13.b5 Qc7 14.Na4; 10.0–0 0–0 11.h3 a5 12.b5 e4 13.Nd2 cb5 14.Nb5; 10.h3 0–0 11.0–0 h6 12.Nh4 ed4 13.Nf5 gf5 14.ed4; 10.Rc1 0–0 11.0–0 e4 12.Nd2 Rfe8 13.h3 h5 14.a4) 10...Qc7 11.cd6 Bd6 12.de5 Be5 13.0–0 0–0 14.Rad1; B6) 9...a5 10.b5 Qc7 11.0–0 0–0 12.Rfe1 Ne4 13.c5 ed4 14.Ne4; C) 9.h3 C1) 9...a5 10.a3 (10.b5 a4 11.a3 0–0 12.0–0 Qa5 13.g4 Ne4 14.Qe1) 10...0–0 11.0–0 Qc7 12.Qd2 ab4 13.ab4 Rfe8 14.Nh4; C2) 9...Qb6 10.Qb3 (10.a3 0–0 11.0–0 a5 12.Qb3 Ne4 13.Ne4 Be4 14.de5; 10.b5 0–0 11.0–0 Rfd8 12.g4 e4 13.gf5 ef3 14.Bf3) 10...0–0 11.0–0 a5 12.b5 Qa7 13.Na4 Ne4 14.Bd3; C3) 9...Ne4 10.Ne4 (10.0–0 Nc3 11.Bc3 0–0 12.g4 Be4 13.Nd2 f5 14.f3; 10.g4 Nc3 11.Bc3 Be4 12.0–0 Bf3 13.Bf3 0–0 14.d5; 10.Qb3 Nc3 11.Bc3 Qc7 12.0–0 0–0 13.de5 de5 14.Rad1; 10.a3 0–0 11.Ne4 Be4 12.0–0 Qc7 13.Bd3 f5 14.Be4; 10.Rc1 0–0 11.0–0 Nc3 12.Bc3 Qc7 13.Qb3 Bf6 14.de5) 10...Be4 11.0–0 0–0 12.Nd2 d5 13.Ne4 de4 14.de5; C4) 9...h6 10.g4 Be4 11.0–0 Bf3 12.Bf3 0–0 13.Qd3 Qb6 14.b5; C5) 9...0–0 10.g4 Be4 11.0–0 ed4 12.ed4 Qb6 13.Nd2 Qb4 14.Qc1; D) 9.Nh4 Be6 (9...Bg4 10.Bg4 Ng4 11.Qg4 Bh4 12.0–0 f5 13.Qe2 0–0 14.Rfd1) 10.0–0 (10.Nf3 Bf5 11.0–0 a5 12.b5 0–0 13.Rc1 Rc8 14.h3 ; 10.b5 0–0 11.0–0 ed4 12.Qd4 Nc5 13.Nf3 Qb6 14.Ng5; 10.Qb3 a5 11.b5 ed4 12.ed4 a4 13.Na4 cb5 14.Qb5; 10.d5 cd5 11.cd5 Nd5 12.Nd5 Bh4 13.Rc1 Rc8 14.Rc8) 10...Nb6 11.de5 de5 12.Qb3 0–0 13.Rad1 Qc7 14.Nf3.

8.d4 h6 A) 9.Qb3 A1) 9...Qc7 10.0–0 (10.a3 0–0 11.0–0 a6 12.h3 a5 13.Rfe1 Rfe8 14.Red1; 10.Rd1 0–0 11.0–0 a5 12.b5 e4 13.Nd2 c5 14.f3; 10.h3 a5 11.b5 0–0 12.0–0 c5 13.de5 Ne5 14.Rac1; 10.b5 0–0 11.0–0 a6 12.a4 ab5 13.ab5 Rfe8 14.Nh4; 10.Nh4 Bh7 11.0–0 0–0 12.Nf3 a5 13.b5 Bf5 14.h3; 10.de5 de5 11.0–0 0–0 12.Rfd1 a5 13.a3 ab4 14.ab4) 10...0–0 11.h3 Ne4 12.Ne4 Be4 13.Nd2 Bg6 14.Bf3; A2) 9...a5 10.b5 (10.Nh4 Be6 11.b5 ed4 12.ed4 a4 13.Na4 Ne4 14.Nf3) 10...0–0 11.0–0 ed4 12.ed4 Qb6 13.Rfe1 Rfe8 14.Rad1; A3) 9...0–0 10.0–0 (10.a3 Qc7 11.0–0 a5 12.h3 Rfe8 13.Rfd1 b6 14.d5; 10.Nh4 Bg4 11.0–0 Be2 12.Ne2 Ne4 13.Nf3 Qc7 14.Qc2) 10...a5 11.b5 Re8 12.Rfe1 Qc7 13.h3 ed4 14.ed4; B) 9.a3 B1) 9...0–0 10.0–0 (10.Qb3 e4 11.Nd2 Re8 12.0–0 Qc7 13.f3 ef3 14.Bf3; 10.h4 Re8 11.0–0 Qc7 12.Re1 e4 13.Nd2 Nb6 14.Qc2; 10.de5 de5 11.0–0 a5 12.c5 ab4 13.ab4 Qc7 14.Nh4) 10...Qc7 11.Qb3 Rfe8 12.h3 Ne4 13.Ne4 Be4 14.Nd2; B2) 9...Qc7 10.h3 (10.0–0 0–0 11.h3 a5 12.Qb3 Rfe8 13.Rfd1 Red8 14.d5; 10.Qb3 0–0 11.0–0 a6 12.h3 b5 13.Rfe1 e4 14.Nd2; 10.Rc1 0–0 11.0–0 Nb6 12.h3 Be6 13.d5 Bf5 14.Qd2; 10.Qd2 0–0 11.0–0 Rac8 12.h3 Bh7 13.b5 Ne4 14.Ne4; 10.Nh4 Bh7 11.0–0 0–0 12.Nf3 e4 13.Nd2 Rac8 14.Qb3; 10.Qa4 0–0 11.0–0 a5 12.Qb3 Rfe8 13.h3 Bg6 14.Nh4) 10...0–0 11.0–0 a5 12.Qb3 Rfe8 13.Rfd1 Red8 14.d5; B3) 9...a6 10.0–0 (10.c5 0–0 11.0–0 Qc7 12.de5 Ne5 13.Nd4 Bd7 14.cd6; 10.de5 de5 11.0–0 0–0 12.c5 a5 13.Qb3 b6 14.Rfd1; 10.h3 0–0 11.0–0 Qc7 12.Qb3 b5 13.Rac1 e4 14.Nd2; 10.Qb3 0–0 11.0–0 Qc7 12.Nh4 Bh7 13.Nf3 Bf5 14.Nh4; 10.Nh4 Be6 11.0–0 0–0 12.Nf3 Qc7 13.e4 Nb6 14.d5; 10.Qd2 0–0 11.0–0 Qc7 12.a4 Bh7 13.g3 a5 14.b5) 10...0–0 11.h3 Qc7 12.Qb3 b5 13.Rfd1 e4 14.Nd2; B4) 9...Rc8 10.Qd2 (10.Qa4 0–0 11.0–0 Ra8 12.h3 Qc7 13.Rfe1 a5 14.Qb3; 10.0–0 0–0 11.h3 Qc7 12.Re1 Ra8 13.Qb3 Rfe8 14.Rad1; 10.h3 0–0 11.0–0 Qc7 12.Re1 Ra8 13.Qb3 Rfe8 14.Rad1; 10.Qb3 0–0 11.0–0 Qc7 12.h3 e4 13.Nd2 Rfe8 14.f3; 10.de5 de5 11.0–0 0–0 12.h3 Qc7 13.Qb3 Qb6 14.Na4; 10.Nh4 Be6 11.0–0 0–0 12.Nf3 e4 13.Nd2 d5 14.h3) 10...0–0 11.0–0 e4 12.Nh4 Be6 13.d5 cd5 14.Nd5 ; B5) 9...b6 10.Nh4 (10.Qa4 Qc8 11.0–0 0–0 12.h3 Qc7 13.Nh4 Bh7 14.d5; 10.0–0 0–0 11.h3 Qc7 12.Qd2 Rfe8 13.Rfe1 Bh7 14.d5; 10.h3 0–0 11.0–0 Qc7 12.Qd2 Rfe8 13.Rfe1 Bh7 14.d5; 10.Qd2 0–0 11.0–0 Qc7 12.h3 Rfe8 13.Rfe1 Bh7 14.d5; 10.de5 de5 11.0–0 0–0 12.Bd3 e4 13.Bc2 Qc7 14.Nd2; 10.Rc1 0–0 11.0–0 Qc7 12.h3 a5 13.b5 c5 14.Re1) 10...Bh7 11.0–0 0–0 12.Nf3 Qc7 13.h3 Bf5 14.Qd2; B6) 9...Rb8 10.h3 (10.Qd2 0–0 11.0–0 Qc7 12.h3 Bh7 13.Qd1 Ra8 14.Re1; 10.Qa4 0–0 11.0–0 Ra8 12.h3 Qc7 13.Rfe1 Rfe8 14.Qb3; 10.0–0 0–0 11.h3 Qc7 12.Qb3 Rfe8 13.Rad1 Rbd8 14.de5; 10.de5 de5 11.Nh4 Bh7 12.0–0 0–0 13.Nf3 Qb6 14.Ra2; 10.Qb3 0–0 11.0–0 Qc7 12.h3 Bh7 13.a4 a5 14.b5; 10.Nh4 Be6 11.0–0 Nb6 12.de5 de5 13.Qb3 0–0 14.e4) 10...0–0 11.0–0 Qc7 12.Qb3 Ra8 13.Rfd1 Rfd8 14.de5; B7) 9...a5 10.Nh4 (10.0–0 0–0 11.h3 Qc7 12.Qb3 Rfe8 13.Rfd1 Red8 14.d5; 10.h3 0–0 11.0–0 Qc7 12.Qb3 Rfe8 13.Rfd1 Red8 14.d5 ; 10.b5 0–0 11.0–0 Qc7 12.Rc1 c5 13.Nh4 Bh7 14.f4; 10.c5 0–0 11.0–0 Qc7 12.h3 e4 13.Nd2 ab4 14.ab4; 10.g3 Bh3 11.Bf1 Bg4 12.h3 ab4 13.ab4 Ra1 14.Ba1; 10.h4 0–0 11.0–0 ab4 12.ab4 Qb6 13.Qb3 Rfc8 14.Na4) 10...Bh7 11.0–0 0–0 12.Nf3 ab4 13.ab4 Qc7 14.Qb3.

8.d4 0–0

9.0–0 A) 9...e4 10.Nh4 (10.Nd2 a5 11.b5 a4 12.Na4 cb5 13.cb5 d5 14.Qb3) 10...Be6 11.d5 cd5 12.cd5 Nd5 13.Nd5 Bh4 14.Rc1; B) 9...a5 10.b5 (10.Nh4 Be6 11.b5 ed4 12.Qd4 Nc5 13.Rab1 Rb8 14.Qf4; 10.a3 Qc7 11.Qd2 Ne4 12.Ne4 Be4 13.Rfd1 Rfe8 14.Bc3) 10...h6 11.Nh4 Be6 12.Nf3 Bf5 13.h3 Re8 14.Rc1; C) 9...Re8 10.Qd2 (10.h3 h6 11.Rc1 Qb6 12.Qb3 a5 13.b5 Qc7 14.Rfe1; 10.a3 h6 11.h3 Qc7 12.Qb3 a5 13.Rfd1 Red8 14.Re1; 10.Nh4 Be6 11.Nf3 Bf5 12.h3 h6 13.Rc1 Qc7 14.Re1; 10.c5 dc5 11.de5 Ng4 12.bc5 Nde5 13.Nd4 Bc8 14.h3; 10.Qb3 a5 11.a3 Qc7 12.h3 h6 13.Rfd1 Red8 14.Re1; 10.b5 h6 11.h3 Qc7 12.Nh4 Bh7 13.Bd3 ed4 14.ed4) 10...Qb6 11.a3 h6 12.h3 a5 13.c5 Qc7 14.cd6; D) 9...g6 10.h3 (10.Qb3 Qc7 11.h3 a5 12.b5 Rfe8 13.Rad1 ed4 14.Nd4; 10.Nh4 Be6 11.f4 a5 12.f5 ab4 13.fe6 bc3 14.Bc3; 10.Qd2 Qc7 11.Nh4 Bg4 12.f3 Be6 13.d5 cd5 14.cd5; 10.b5 Qc7 11.Rc1 Rfe8 12.Nh4 ed4 13.ed4 Ne4 14.Nf5; 10.a3 Qc7 11.Nh4 Be6 12.d5 cd5 13.cd5 Nd5 14.Nd5; 10.Qa4 Qc7 11.Nh4 Be6 12.Nf3 Bf5 13.Nh4 Be6 14.Nf3) 10...a5 11.b5 Qb6 12.Qb3 Qc7 13.g4 Be6 14.Ng5; E) 9...h5 10.Qd2 (10.h3 Re8 11.Ng5 Qb6 12.a3 a5 13.Na4 Qc7 14.de5; 10.Qb3 Qc7 11.h3 a5 12.b5 c5 13.Nh4 Bh7 14.de5; 10.a3 a5 11.Qb3 Qb6 12.h3 ab4 13.ab4 Rfd8 14.Ng5; 10.h4 a5 11.b5 a4 12.a3 Re8 13.c5 Qc7 14.bc6; 10.Nh4 Bh7 11.a3 Re8 12.h3 ed4 13.Qd4 Nf8 14.Qd1; 10.Ng5 Qb6 11.Na4 Qb4 12.Bc3 Qa3 13.Bb2 Qb4 14.Bc3) 10...Qb6 11.a3 a5 12.c5 Qc7 13.h3 Rfe8 14.Rfe1; F) 9...Ne4 10.Ne4 (10.de5 de5 11.Qb3 a5 12.Ne4 Be4 13.Rfd1 Qc7 14.a3; 10.c5 Nc3 11.Bc3 e4 12.Nd2 Nf6 13.Nc4 Nd5 14.Bd2; 10.Qb3 Nc3 11.Bc3 e4 12.Nd2 Qc7 13.f3 ef3 14.Bf3; 10.h3 a5 11.b5 Qc7 12.Ne4 Be4 13.Bd3 f5 14.c5; 10.Qd3 Nc3 11.Qc3 e4 12.Nd2 Nf6 13.h3 d5 14.c5; 10.Bd3 Nc3 11.Bc3 e4 12.Bc2 Nf6 13.h3 Qc7 14.Rc1) 10...Be4 11.Nd2 Bg6 12.f4 f5 13.fe5 de5 14.de5; G) 9...h6 10.h3 (10.b5 a6 11.bc6 bc6 12.c5 Rb8 13.cd6 Bd6 14.Qd2; 10.Qd2 Qb6 11.a3 a5 12.c5 Qc7 13.h3 dc5 14.bc5; 10.a3 Qc7 11.h3 Rfe8 12.Qb3 a5 13.Rfd1 Red8 14.Nh4; 10.Rc1 Qc7 11.h3 Rfe8 12.Re1 a5 13.b5 a4 14.Na4; 10.Nh4 Be6 11.Nf3 Qc7 12.Qb3 a5 13.b5 Bf5 14.Nh4; 10.Qb3 Qc7 11.h3 a5 12.b5 Rfe8 13.Rfe1 c5 14.de5) 10...Qc7 11.Qd2 a6 12.a4 Bh7 13.b5 Ne4 14.Ne4.

9.a3 A) 9...a5 10.0–0 (10.b5 Qc7 11.0–0 h6 12.Qd2 c5 13.de5 Ne5 14.Ne5; 10.Nh4 ab4 11.ab4 Ra1 12.Ba1 Be6 13.0–0 Nb6 14.c5) 10...Qc7 11.Qd2 Ne4 12.Ne4 Be4 13.Rfd1 Rfe8 14.Bc3; B) 9...Qc7 10.Nh4 (10.0–0 h6 11.h3 a6 12.Qb3 a5 13.Rfd1 Rfd8 14.Nh4; 10.h3 h6 11.0–0 Rfe8 12.Qb3 a5 13.Rfd1 Red8 14.Nh4; 10.Qb3 e4 11.Nd2 h6 12.0–0 a5 13.h3 Rfe8 14.b5) 10...Be6 11.d5 cd5 12.cd5 Nd5 13.Nd5 Bd5 14.Qd5; C) 9...h6 10.0–0 (10.Qb3 e4 11.Nd2 Qc7 12.0–0 a5 13.h3 Nb6 14.Qc2) 10...Re8 11.h3 a5 12.Qb3 Qc7 13.Rfd1 Red8 14.Nh4; D) 9...Re8 10.0–0 (10.Qb3 h6 11.0–0 Qc7 12.h3 a5 13.Rfd1 Red8 14.Nh4; 10.de5 de5 11.0–0 h6 12.h3 Qc7 13.Nh4 Be6 14.Nf3; 10.h3 e4 11.Nd2 c5 12.0–0 cd4 13.ed4 h6 14.c5; 10.Nh4 Be6 11.0–0 Nb6 12.de5 de5 13.Qb3 e4 14.f4) 10...h6 11.h3 a5 12.Qb3 Qc7 13.Rfd1 Red8 14.Nh4; E) 9...Qb6 10.0–0 (10.Qd2 h6 11.0–0 a5 12.c5 Qc7 13.h3 dc5 14.bc5; 10.Qb3 h6 11.0–0 Qc7 12.Nh4 Bh7 13.Nf3 Bf5 14.Nh4; 10.Qc1 e4 11.Nh4 Be6 12.0–0 d5 13.f3 ef3 14.c5) 10...h6 11.h3 a5 12.b5 Qc7 13.Qd2 Rfe8 14.Rfd1; F) 9...a6 10.0–0 (10.Qd2 e4 11.Nh4 Be6 12.0–0 d5 13.Qc2 dc4 14.g3; 10.Nh4 Be6 11.Nf3 Qc7 12.0–0 h6 13.e4 Nb6 14.Qb3; 10.Qb3 Qc7 11.0–0 h6 12.h3 a5 13.Rfe1 Rfe8 14.Red1; 10.h3 e4 11.Nd2 a5 12.0–0 Qc7 13.b5 h6 14.Qc2; 10.de5 Ne5 11.0–0 b5 12.Qd4 Nc4 13.Bc4 bc4 14.Qc4) 10...h6 11.c5 Qc7 12.de5 de5 13.Nh4 Bh7 14.Nf3; G) 9...e4 10.Nd2 c5 11.g4 Bg6 12.bc5 dc5 13.g5 cd4 14.ed4.

9.b5 A) 9...a6 10.a4 (10.bc6 bc6 11.0–0 Rb8 12.Qd2 h6 13.Rfd1 Qc7 14.h3; 10.Nh4 Be6 11.0–0 ab5 12.cb5 Nb6 13.bc6 bc6 14.de5; 10.0–0 ab5 11.cb5 c5 12.a4 cd4 13.ed4 b6 14.a5; 10.ba6 Ra6 11.0–0 Ra5 12.Qb3 Qc7 13.h3 ed4 14.ed4) 10...ab5 11.ab5 Ra1 12.Qa1 Qc7 13.0–0 Nb6 14.bc6; B) 9...Qc7 10.0–0 (10.a4 h6 11.0–0 a6 12.Qd2 ab5 13.ab5 Rfe8 14.h3; 10.Nh4 Be6 11.0–0 Nb6 12.Qb3 d5 13.bc6 bc6 14.de5; 10.Qd2 a6 11.bc6 bc6 12.0–0 Rab8 13.Nh4 Be6 14.Rac1) 10...Ne4 11.Ne4 Be4 12.Qd2 f5 13.c5 cb5 14.cd6; C) 9...h6 10.0–0 (10.a4 c5 11.0–0 cd4 12.ed4 e4 13.Nh4 Bh7 14.g3; 10.Nh4 Bh7 11.0–0 a6 12.a4 ab5 13.ab5 Ra1 14.Qa1) 10...a6 11.a4 Qc7 12.Qd2 ab5 13.ab5 c5 14.d5; D) 9...h5 10.0–0 (10.a4 c5 11.0–0 cd4 12.ed4 Qc7 13.Qd2 Rfd8 14.a5; 10.Nh4 Be6 11.0–0 ed4 12.Qd4 Nc5 13.e4 Qd7 14.f4; 10.Qd2 a6 11.bc6 bc6 12.0–0 Rb8 13.Rad1 Qc7 14.Nh4) 10...Re8 11.h3 a6 12.a4 ab5 13.ab5 Qc7 14.Qd2; E) 9...Qa5 10.0–0 (10.Qd2 Qb4 11.0–0 c5 12.a3 Qb3 13.h3 Rfe8 14.Bd1; 10.Qb3 a6 11.0–0 ab5 12.cb5 Be6 13.Qc2 cb5 14.Bb5) 10...a6 11.a4 ab5 12.ab5 Qb4 13.Qd2 c5 14.e4; F) 9...Ne4 10.Ne4 (10.0–0 Nc3 11.Bc3 Qc7 12.Qb3 h6 13.de5 de5 14.Qb2) 10...Be4 11.0–0 Qc7 12.Rc1 Bf5 13.bc6 bc6 14.c5; G) 9...cb5 10.cb5 (10.Nh4 Be6 11.d5 b4 12.Nb5 Ne4 13.de6 Bh4 14.0–0; 10.Nb5 Qa5 11.Qd2 Qd2 12.Nd2 a6 13.Nc3 Nb6 14.a4) 10...Rc8 11.0–0 e4 12.Nd2 Nb6 13.f3 ef3 14.Rf3.

9.Qd2 a5 (9...e4 10.Nh4 Be6 11.d5 cd5 12.cd5 Nd5 13.Nd5 Bh4 14.0–0) 10.b5 (10.ba5 Qa5 11.0–0 h6 12.Nh4 Be6 13.Qc2 ed4 14.ed4) 10...a4 11.a3 Ne4 12.Ne4 Be4 13.0–0 Qc7 14.bc6.

9.h4 A) 9...Qb6 10.Qb3 (10.Ba3 e4 11.Ng5 a5 12.b5 h6 13.g4 Bg6 14.h5; 10.a3 a5 11.b5 Rfd8 12.0–0 h6 13.Na4 Qc7 14.Qb3; 10.Qa4 e4 11.Nd2 d5 12.b5 a6 13.c5 cb5 14.cb6; 10.Na4 Qc7 11.0–0 h6 12.Nc3 Rfe8 13.a4 a5 14.b5; 10.b5 a6 11.0–0 ab5 12.cb5 e4 13.Nd2 d5 14.a4) 10...a5 11.b5 Qc7 12.0–0 h6 13.Rfe1 Rfe8 14.Rac1; B) 9...e4 10.Ng5 (10.Nd2 a5 11.b5 a4 12.0–0 a3 13.Bc1 Qa5 14.Qc2) 10...h6 11.g4 Bg6 12.h5 hg5 13.hg6 fg6 14.Qc2; C) 9...Ng4 10.e4 (10.0–0 a5 11.e4 Bg6 12.b5 h6 13.Ba3 c5 14.de5) 10...Be6 11.d5 Qb6 12.0–0 Qb4 13.de6 fe6 14.Rb1; D) 9...h6 10.0–0 (10.a3 a5 11.0–0 Qc7 12.Qb3 Rfe8 13.Rfe1 e4 14.Nd2) 10...Re8 11.Qb3 a5 12.b5 ed4 13.Nd4 Nc5 14.Qd1; E) 9...Qc7 10.0–0 (10.a3 h6 11.0–0 a5 12.Qb3 Ne4 13.Bd3 Nd2 14.Nd2) 10...h6 11.Qb3 a5 12.b5 Rfe8 13.Rad1 e4 14.Nd2; F) 9...a5 10.b5 a4 11.0–0 Qa5 12.a3 h6 13.de5 de5 14.e4.

9.Nh4 Be6 10.0–0 (10.Nf3 Qb6 11.a3 a5 12.b5 ed4 13.Qd4 Nc5 14.0–0) 10...ed4 11.ed4 Nb6 12.Qb3 d5 13.c5 Nc4 14.Nf3.

8.d4 e4

9.0–0 A) 9...a5 10.b5 (10.Nh4 Bh7 11.b5 0–0 12.Nf3 Qc7 13.Rc1 Rfe8 14.Re1; 10.a3 0–0 11.b5 Qc7 12.Qd2 a4 13.Nh4 Bh7 14.Bd3) 10...0–0 11.h3 Qc7 12.Rc1 Rfe8 13.Re1 a4 14.Na4; B) 9...Qc7 10.Qd2 (10.h3 0–0 11.Qd2 a5 12.b5 Rfe8 13.a4 Ne4 14.Ne4; 10.a3 0–0 11.h3 Rfe8 12.a4 a5 13.b5 Bh7 14.Re1; 10.a4 0–0 11.Qd2 a5 12.b5 Rfe8 13.h3 Ne4 14.Ne4; 10.Qb3 0–0 11.h3 a5 12.b5 Rfe8 13.Rfe1 Ne4 14.Qc2; 10.Rc1 0–0 11.h3 a5 12.b5 Rfe8 13.a4 Rab8 14.Qd2; 10.Nh4 Bh7 11.b5 0–0 12.Nf3 a6 13.a4 ed4 14.ed4) 10...0–0 11.h3 Rfc8 12.b5 Rab8 13.a4 Ne4 14.Ne4; C) 9...Qb6 10.Nh4 (10.Qb3 0–0 11.h3 a5 12.b5 Qc7 13.Rfe1 Rfe8 14.Rac1; 10.b5 0–0 11.h3 Rab8 12.a4 Rfe8 13.a5 Qc7 14.a6; 10.a3 0–0 11.h3 a5 12.b5 Qc7 13.Re1 Rfe8 14.Rc1; 10.e4 Ne4 11.de5 de5 12.Bd3 Nc3 13.Bc3 e4 14.c5; 10.Na4 Qc7 11.Nh4 Bh7 12.Nc3 0–0 13.Nf3 e4 14.Nd2; 10.Qd2 0–0 11.a3 a5 12.c5 Qc7 13.Nh4 Bh7 14.f4) 10...Bh7 11.Qb3 0–0 12.Nf3 Qc7 13.h3 Rfe8 14.Rfe1; D) 9...0–0 10.h3 (10.Qb3 Qc7 11.Rad1 a5 12.b5 e4 13.Nh4 Be6 14.g3; 10.Rc1 Re8 11.h3 Qb6 12.Qb3 a5 13.b5 Qc7 14.Rfe1; 10.Qd2 a5 11.b5 Qc7 12.a4 Rfe8 13.Rac1 Nb6 14.bc6; 10.a4 Qb6 11.b5 Qc7 12.h3 a6 13.Qd2 ab5 14.ab5; 10.a3 Qc7 11.h3 Rfe8 12.Qb3 a5 13.Rfd1 b6 14.d5; 10.Nh4 Bh7 11.Nf3 Bf5 12.h3 Qc7 13.Rc1 a5 14.b5) 10...Qc7 11.Qd2 a5 12.b5 Rfe8 13.Rae1 a4 14.a3.

9.c5 A) 9...Qc7 10.cd6 (10.0–0 0–0 11.cd6 Bd6 12.de5 Ne5 13.Nd4 Bd7 14.Qb3; 10.de5 de5 11.0–0 0–0 12.Qb3 a5 13.a3 b6 14.cb6; 10.Bd3 Bd3 11.Qd3 ed4 12.ed4 a5 13.cd6 Bd6 14.b5) 10...Qd6 11.b5 Rb8 12.de5 Ne5 13.Qd6 Nf3 14.Bf3; B) 9...0–0 10.0–0 (10.cd6 Bd6 11.0–0 e4 12.Nh4 Be6 13.f4 ef3 14.Nf3; 10.Nh4 Be6 11.0–0 ed4 12.ed4 dc5 13.dc5 a5 14.a3; 10.h3 e4 11.Nd2 a5 12.a3 b5 13.0–0 ab4 14.ab4) 10...dc5 11.de5 Ng4 12.bc5 Nde5 13.h3 Nf3 14.Bf3.

9.Qd2 A) 9...0–0 10.0–0 Qb6 11.a3 a5 12.Nh4 Bh7 13.c5 Qc7 14.f4; B) 9...Qb6 10.0–0 (10.a3 0–0 11.0–0 a5 12.b5 Qc7 13.h3 Rfe8 14.Rac1; 10.b5 0–0 11.0–0 c5 12.h3 a6 13.de5 Ne5 14.a4; 10.c5 Qb4 11.e4 Bg6 12.a3 Qb3 13.cd6 Bd6 14.de5; 10.Nh4 Be6 11.a3 0–0 12.0–0 ed4 13.ed4 d5 14.cd5) 10...0–0 11.b5 Qc7 12.Nh4 Bh7 13.Bd3 Nb6 14.bc6; C) 9...Bg6 10.h3 (10.a3 0–0 11.0–0 Qc7 12.Rfd1 Bf5 13.de5 de5 14.Bd3; 10.0–0 0–0 11.a4 Qb6 12.a5 Qc7 13.h3 Rfe8 14.Rfc1; 10.Rd1 0–0 11.0–0 Qc7 12.h3 ed4 13.Nd4 a5 14.b5; 10.b5 0–0 11.0–0 Qc7 12.a4 Rfe8 13.h3 Ne4 14.Ne4; 10.Nh4 Bh7 11.0–0 0–0 12.a3 a5 13.b5 cb5 14.cb5; 10.a4 0–0 11.0–0 ed4 12.Nd4 Qb6 13.b5 a5 14.f3) 10...e4 11.Nh4 Bh7 12.g3 g5 13.Ng2 Qb6 14.b5; D) 9...Qc7 10.0–0 (10.h3 0–0 11.0–0 Rfe8 12.Rfe1 a5 13.b5 a4 14.a3; 10.a4 0–0 11.0–0 a5 12.b5 Rfe8 13.Rfe1 e4 14.Nh4; 10.Nh4 Bh7 11.0–0 0–0 12.f4 Rfe8 13.f5 ed4 14.Qd4; 10.Rc1 0–0 11.0–0 a5 12.b5 a4 13.a3 Bg6 14.h3; 10.a3 0–0 11.0–0 Rfe8 12.a4 a5 13.b5 c5 14.de5; 10.b5 0–0 11.0–0 Rfe8 12.h3 Ne4 13.Ne4 Be4 14.Rad1) 10...0–0 11.h3 Rfe8 12.Rfe1 a5 13.a3 ed4 14.Nd4; F) 9...e4 10.Nh4 Bh7 11.g3 g5 12.Ng2 Qb6 13.b5 0–0 14.a4; G) 9...Rc8 10.0–0 (10.h3 e4 11.Nh4 Bh7 12.g3 0–0 13.0–0 Nb6 14.Rad1; 10.a3 0–0 11.0–0 e4 12.Nh4 Be6 13.d5 cd5 14.Nd5; 10.a4 Qc7 11.0–0 0–0 12.a5 Rfe8 13.h3 Ne4 14.Ne4; 10.c5 0–0 11.0–0 dc5 12.dc5 Qc7 13.Nh4 Bh7 14.f4; 10.Rc1 0–0 11.0–0 Qb6 12.a3 Rfe8 13.h3 Qc7 14.Rfd1; 10.g3 Bh3 11.Bf1 Bf1 12.Kf1 e4 13.Nh4 Nb6 14.c5) 10...0–0 11.h3 Qb6 12.a3 Qc7 13.Rfd1 Rfe8 14.de5; H) 9...a5 10.b5 cb5 11.Nb5 Ne4 12.Qd1 0–0 13.Nd2 Qb6 14.Ne4.

9.h3 A) 9...a5 10.b5 (10.a3 0–0 11.0–0 Qc7 12.Qd2 Rfe8 13.Rfe1 Bg6 14.b5; 10.Nh4 Be6 11.b5 ed4 12.ed4 Nb6 13.Qb3 a4 14.Qc2) 10...0–0 11.0–0 Qc7 12.Rc1 Rfe8 13.Re1 a4 14.a3; B) 9...0–0 10.0–0 (10.Nh4 Bh7 11.0–0 e4 12.g3 Nb6 13.Qb3 Qd7 14.Kh2) 10...Re8 11.Rc1 Qc7 12.Nh4 Bh7 13.Nf3 ed4 14.ed4; C) 9...Qb6 10.Qb3 (10.a3 0–0 11.0–0 Qc7 12.Qd2 Rfc8 13.a4 a5 14.b5; 10.b5 0–0 11.0–0 Rfe8 12.c5 Qc7 13.bc6 bc6 14.cd6; 10.Qa4 0–0 11.0–0 Ne4 12.Ne4 Be4 13.Bc3 ed4 14.Nd4; 10.Ba3 0–0 11.0–0 Rfe8 12.Qb3 a5 13.b5 Qc7 14.Rfd1) 10...0–0 11.0–0 Qc7 12.Rad1 a5 13.b5 Rfd8 14.Rfe1; D) 9...Qc7 10.0–0 (10.Qb3 0–0 11.0–0 a5 12.b5 c5 13.de5 Ne5 14.Rac1; 10.Qd2 0–0 11.0–0 a5 12.b5 a4 13.a3 Rfe8 14.Rfe1; 10.a3 0–0 11.0–0 a5 12.Qd2 Rfe8 13.Rfd1 Ne4 14.Ne4; 10.Rc1 0–0 11.0–0 Rfe8 12.Re1 a5 13.b5 a4 14.a3; 10.a4 0–0 11.0–0 Rfe8 12.a5 Rab8 13.b5 Qc8 14.Qd2; 10.Nh4 Bh7 11.0–0 0–0 12.Nf3 Rfe8 13.Re1 e4 14.Nd2) 10...0–0 11.Qd2 a5 12.b5 a4 13.a3 Rfe8 14.Rfe1; E) 9...a6 10.0–0 (10.Qb3 0–0 11.0–0 Qc7 12.Rfe1 b5 13.a4 bc4 14.Bc4; 10.c5 0–0 11.0–0 Qc7 12.Qd2 a5 13.a3 e4 14.Nh4; 10.de5 de5 11.0–0 0–0 12.a3 a5 13.c5 b5 14.Bd3; 10.Qd2 e4 11.Nh4 Bh7 12.g3 0–0 13.0–0 Qc7 14.a4; 10.Nh4 Bh7 11.0–0 Qc7 12.Nf3 0–0 13.a4 Qb6 14.b5; 10.a3 0–0 11.0–0 Qc7 12.Qb3 b5 13.Rac1 bc4 14.Bc4) 10...0–0 11.Qb3 Qc7 12.Rad1 b5 13.g4 Bh7 14.g5; F) 9...Qc8 10.Nh4 (10.0–0 0–0 11.Qb3 Qc7 12.Rad1 a5 13.b5 Rfd8 14.Rfe1; 10.Qb3 0–0 11.0–0 Qc7 12.Rad1 a5 13.b5 Rfd8 14.Rfe1; 10.Qd2 0–0 11.0–0 Qc7 12.Rac1 Ne4 13.Ne4 Be4 14.Bd3; 10.b5 0–0 11.0–0 a6 12.a4 ab5 13.ab5 Qc7 14.Qb3; 10.a3 0–0 11.0–0 Qc7 12.Qd2 Rfe8 13.Rfd1 a6 14.Rac1; 10.Rc1 a5 11.b5 0–0 12.0–0 Qc7 13.Qd2 Bg6 14.Rfd1) 10...Bh7 11.0–0 0–0 12.Nf3 Qc7 13.a4 a5 14.b5; G) 9...e4 10.Nd2 (10.Nh4 Bh7 11.g4 Ng4 12.hg4 Bh4 13.Qc2 Qe7 14.Rb1) 10...Qb6 11.Qb3 0–0 12.0–0 a5 13.b5 c5 14.d5.

9.Nh4 A) 9...Be6 10.0–0 (10.e4 ed4 11.Qd4 a5 12.b5 c5 13.Qe3 Ne5 14.Nf5; 10.Qb3 a5 11.b5 ed4 12.ed4 a4 13.Na4 Ne4 14.Nf3; 10.b5 ed4 11.ed4 0–0 12.0–0 Nb6 13.d5 cd5 14.cd5) 10...Nb6 11.Qb3 ed4 12.ed4 d5 13.c5 Nc4 14.Nf3; B) 9...Bh7 10.0–0 (10.Nf3 Bf5 11.0–0 0–0 12.Qb3 Qc7 13.h3 Rfe8 14.Rad1; 10.Qb3 0–0 11.0–0 ed4 12.ed4 Re8 13.Rfe1 Qc7 14.Nf3; 10.a3 0–0 11.0–0 Qc7 12.Nf3 a5 13.Qb3 Bg6 14.Nh4; 10.h3 e4 11.g3 g5 12.Ng2 Qb6 13.Qb3 Bf5 14.g4; 10.g3 Qb6 11.Qb3 ed4 12.ed4 0–0 13.0–0 a5 14.b5; 10.b5 cb5 11.cb5 Rc8 12.Qa4 Rc3 13.Bc3 Ne4 14.Bb2) 10...0–0 11.Nf3 e4 12.Nd2 Qb6 13.Qc2 d5 14.b5.

6.Nc3 Be7

7.a3 0–0 8.Be2 c6 9.0–0 a6 10.d4 ed4 (10...Qc7 11.Rc1=) 11.Nd4+= Bg6 12.Bd3 Ne5 13.Bg6 Ng6 14.f4 c5 (14...d5!?=) 15.Nf5+/– Qc7 (better is 15...a5!?+/–) 16.Nd5+– Nd5 17.cd5 c4? (better is 17...f6+/–) 18.Bg7+– Rfe8 19.Qh5 (19.Qd4 h5+–) 19...Qd8 20.Rf3 Bh4 21.Qh6 (21.Nh4?! Qh4 22.Qh6 Qh6 23.Bh6 f5+=) 21...Bf6 (21...f6 22.Nh4 Nh4+–) 22.Rh3 Re4 (22...Bh4 23.Bh8 Qf6 24.Bf6 Bf6 25.Nd6 Re7+–) 23.Qh7 1–0. marekt – Mangowurzel, ChessWorld.net, 2016.

7.a3 h6 8.Be2 0–0 9.0–0 c6 10.d4 e4 11.Nd2 d5 12.c5 (12.Qb3 Be6=) 12...b6 13.a4 (13.Ba6 Qb8 14.Ne2 Ng4=) 13...Nh7 (13...bc5 14.bc5 Qc7 15.Rb1=+) 14.cb6 (14.b5 Qc8=) 14...ab6 15.b5 cb5 16.Nd5 Ndf6 17.Ne7 Qe7 18.Bb5 Rad8? (18...Rfc8 19.f3+/–) 19.Rc1 (19.Ba3 Qe6+–) 19...Ng5? (19...Bd7 20.Qb3 Bb5 21.Ba3+/–) 20.Qe2 (better is 20.Nc4+–) 20...Bg4 21.Qc4 Nf3?? 22.Nf3 ef3+/– 23.gf3 Bf3= 24.Qc7 Qe6 25.Qg3 Bh5?? 26.Rc6 Qd5?? 27.Rfc1 Ne4 28.Qg2 Qf5 29.Bd3?? (29…Bf3 30.Be4 Be4 31.Qg3 Bc6 32.d5=+; better is 29.f4+–) 1–0. slavisa3 – takeiteasy, Live Game Caissa's Web, 2004.

7.Be2 0–0

8.0–0 c5 9.b5 Nb6 10.d3 Qc7 11.a4 Rfe8 (11...a5 12.Nd2=) 12.a5+= Nbd7 13.e4 Be6 14.Nd5 Nd5 15.cd5 Bg4 16.Nd4 cd4 (16...Be2 17.Ne2 b6 18.a6+=) 17.Bg4 Nf6 18.Bh3 Qc5 19.Qb3 Red8?? (better is 19...Qc7+/–) 20.Rac1+– Nd7 21.Rc5 Nc5 22.Qc2 b6 23.a6 Bg5 24.Ra1 Re8 25.Qe2 Rad8 26.Ba3 Nb3 (26...Re7 27.Bf5+–) 27.Ra2 Nc5 28.Rc2 Bf6 29.Bc1 Re7 30.Rc4 Nb3 31.Rc6 Na5 32.Rc2 Nb3 33.Bd2 Nc5 34.Qf3 Nb3 35.Bh6! Nc5 (35...gh6 36.Qf6 Double attack (36.Qf6 Deflection; 36.Qf6 Decoy)) 36.Rc4 Rf8 37.Bd2 Rd8 38.Bc1 Rc7 39.Bh6! Re7 (39...gh6 40.Qf6 Double attack (40.Qf6 Deflection; 40.Qf6 Decoy)) 40.Bd2 Rb8 41.Bf5 Rbe8 42.Rc2 Rd8 43.Bc1 Rc7 44.Rc4 Re8 45.Qh3 g6 46.Bg4 h5 47.Qf3 Bg7 48.Bh3 Kh7 49.Bg5 f6 50.Bf5! fg5 (50...gf5 51.Qh5 Double attack (51.Qh3 Decoy)) 51.Qh5 Kg8 52.Qg6 Rce7 53.Qd6 Kf8 (53...Rf7 54.Rc5 bc5 55.Be6+–) 54.Rc5 bc5 55.Qc5 Rd8 (55...Kg8 56.d6 Rf7 57.Bg6+–) 56.d6 Rf7 57.d7 Kg8 58.Be6 (58.Be6 Kh7 59.Bf7+–) 1–0. woschkat (1995) – awacs (1905), net–chess.com, 2001.

8.d4 a5 9.b5 c5 (9...h6 10.0–0 c6 11.h3 Qc7 12.Qd2 a4 13.a3 Rfe8 14.Rfe1; 9...c6 10.0–0 h6 11.h3 Re8 12.Re1 Qc7 13.a4 Rac8 14.Qb3) 10.0–0 h6 11.Nh4 Bh7 12.de5 de5 13.Nf3 e4 14.Nd2.

8.d4 c6 A) 9.a3 A1) 9...a5 10.0–0 h6 11.h3 Qc7 12.Qb3 Rfe8 13.Rfd1 b6 14.Re1; A2) 9...h6 10.0–0 (10.Qb3 e4 11.Nd2 Qc7 12.0–0 a5 13.h3 Rfe8 14.b5) 10...Re8 11.h3 a5 12.Qb3 Qc7 13.Rfd1 b6 14.d5; A3) 9...Re8 10.0–0 (10.Qb3 h6 11.0–0 Qc7 12.h3 a5 13.Rfd1 b6 14.d5) 10...h6 11.h3 a5 12.Qb3 Qc7 13.Rfd1 b6 14.d5; A4) 9...a6 10.0–0 h6 11.Qd2 Re8 12.de5 de5 13.Rfd1 Qc7 14.Bd3; A5) 9...Qb6 10.0–0 (10.Qd2 h6 11.0–0 a5 12.c5 Qc7 13.h3 e4 14.Nh4) 10...h6 11.Qb3 Rfe8 12.h3 Qc7 13.de5 de5 14.Rfd1; A6) 9...Qc7 10.Nh4 Be6 11.d5 cd5 12.cd5 Nd5 13.Nd5 Bd5 14.Qd5; B) 9.0–0 B1) 9...a5 10.b5 h6 11.h3 Qc7 12.Qb3 Rfe8 13.Rfe1 ed4 14.ed4; B2) 9...Re8 10.Rc1 (10.Qb3 a5 11.a3 Qc7 12.h3 h6 13.Rfd1 Red8 14.b5; 10.Qd2 h6 11.h3 Qc7 12.Rfe1 a6 13.a3 Bg6 14.Red1; 10.Re1 h6 11.Qb3 a5 12.b5 Qc7 13.h3 ed4 14.ed4) 10...Qb6 11.Qb3 a5 12.b5 Qc7 13.Rfe1 h6 14.Rcd1; B3) 9...h6 10.Qd2 (10.h3 Qc7 11.a3 Rfe8 12.Nh4 Bh7 13.Nf3 a5 14.Qb3; 10.a3 Qc7 11.h3 Rfe8 12.Qb3 Ne4 13.c5 Nc3 14.Bc3; 10.Qb3 a5 11.b5 Qc7 12.h3 c5 13.de5 Ne5 14.Ne5) 10...Qc7 11.h3 Rfe8 12.a4 Ne4 13.Ne4 Be4 14.Rfd1.

8.d4 ed4 9.Nd4 Bg6 10.b5 Nc5 (10...a6 11.0–0=) 11.0–0 Nfe4 (11...a6 12.Nb3=) 12.Ne4 (12.Nd5 a6+=) 12...Ne4 (12...Be4 13.f3 Bg6 14.e4=) 13.Bd3 (13.f4 h6+=) 13...Bf6= 14.f4 (14.Qc2 Qe7=) 14...Bd4 (14...Qe7 15.Qe2 Nc5 16.Bg6 fg6 17.Qf3+=) 15.Bd4 (15.ed4 f5=) 15...f5 16.Be4 fe4 17.Qg4 (17.c5 d5=) 17...Qc8 (17...Rf5 18.a4=) 18.Qc8 Rac8 19.a4 (worse is 19.Ba7 b6–/+) 19...b6 (19...c5 20.bc6 Rc6 21.Ba7 Rc4 22.Rfb1+=) 20.g4 (20.a5 Bf7 21.Rfc1 h6+=) 20...c5 21.Bb2 Bf7 22.Rfd1 (22.Rfc1 d5=) 22...Rfd8 23.Rac1 d5 24.cd5 Bd5 25.Ra1 (25.Be5 Bb3 26.Rd8 Rd8+=) 25...Bc4 (25...Be6 26.f5 Bb3 27.Rd8 Rd8 28.Be5+=) 26.Bc3 (26.Kf2 Rd3+=) 26...Be2 27.Rd8 Rd8 28.g5 Bc4 (28...Rd1 29.Kf2 Ra1 30.Ba1+=) 29.Kf2 (29.Be5 Kf7+=) 29...Rd3 Black gets the initiative 30.Rc1 (30.Be1 Be6+=) 30...Bb3 31.a5 Ba4 32.ab6 ab6 33.Be1 (33.Be5 Rd2 34.Kg3 Re2+=) 33...Rb3 (33...Ra3 34.h4–/+) 34.Bc3 (34.Rc4 Rb2 35.Kg3 Bc2–/+) 34...Bb5 35.Ke1 (35.Be5 Bd7–/+) 35...Bd3 (35...Bc4 36.Kd2 b5 37.Rc2–/+) 36.Kd2 (36.Be5 Ra3–/+) 0–1. Kilpatrick,Robert – McBrayne,RA, corr SCCA, 1978.

8.d4 e4 9.Nh4+= Be6 10.d5 a5!? 11.de6 (11.0–0 ab4 12.Nb5 g5 13.de6 fe6 14.Bg4) 11...fe6+/– 12.a3 Ne8 (12...ab4 13.ab4 Ra1 14.Ba1 Ne8) 13.g3 Bh4 14.Qc2+/– (14.gh4 Qh4).

8.d4 e4 9.Nh4+= Be6 10.d5 Nd5? 11.cd5+– Bh4 12.de6 Nf6? (better is 12...fe6 13.Ne4 d5+–) 13.g3 Bg5 14.h4 Bh6 15.g4 g5 (15...fe6 16.g5 g6 17.gh6+– (worse is 17.gf6 Qf6 18.Rh2 Bg7+–)) 16.Bc4 d5 (16...c6 17.Qd4 d5 18.Ne4 Bg7 19.hg5 Ne8+–) 17.Nd5 Nd5 18.Bd5 fe6 (18...Bg7 19.ef7 Rf7 20.Bg7 Kg7 21.hg5 Qg5 22.Bf7 Kf7 23.Rh7 Kg8 24.Rc7+–) 19.Be6 Rf7 20.Qb3 Qe7 (20...Qe8 21.hg5 Bg5+–) 21.Qc3 1–0. mrkt – cugereanul71, internet, 2011.

8.d4 e4 9.Nh4+= Be6 10.d5 Bg4 11.Bg4 Ng4 12.Qg4 A) 12...Ne5 13.Qe4 Bh4 14.Na4 (14.Ne2 f5) 14...a5; B) 12...Bh4 13.Ne4 g6 14.Qd1+= (14.Qf3 f5).

8.d4 Ne4 9.Ne4 Be4 10.0–0 c6 11.Nd2 Bg6 12.f4 f5 13.fe5 de5 14.de5.

8.d4 h6 9.0–0 (9.Nh4 Bh7 10.0–0 c6 11.Nf3 Qc7 12.h3 Rfe8 13.Qb3 a5 14.b5) 9...c6 10.h3 (10.a3 Qc7 11.h3 a5 12.Qb3 Rfe8 13.Rfd1 Red8 14.b5; 10.b5 a6 11.bc6 bc6 12.c5 Rb8 13.cd6 Bd6 14.Qd2; 10.Qd2 a5 11.b5 Qc7 12.Nh4 Bh7 13.Bd3 Nb6 14.bc6) 10...Qc7 11.a3 Rfe8 12.Qd2 Ne4 13.Ne4 Be4 14.Rfd1.

6.Nc3 g6

7.d4 Bg7 8.Be2 0–0 9.0–0 ed4 10.Nd4+= Be6 11.Ne6 fe6 12.Qd2 Qe7 13.Bf3 (13.f4 Nb6 14.e4 Nfd7+=) 13...c6 (13...Ne5 14.Be2 (worse is 14.Bb7 Rab8 15.Ba6 Rb4–/+) 14...Ned7 15.Rfd1+/–) 14.b5 (14.e4 Nb6 15.Be2 d5 16.ed5 ed5=) 14...Ne5= 15.Be2 c5 (15...d5!? 16.bc6 Nc4 17.Nd5 ed5 (17...Nd2? 18.Ne7 Kf7 19.Rfd1+–; worse is 17...Nd5 18.Bc4 bc6 19.Bg7 Kg7 20.e4+=) 18.Bf6 Nd2 19.Be7 Rfe8 20.cb7 Rab8=) 16.a4 Rfd8 17.f4 Ned7 (17...Nf7 18.e4 Nd7+/–) 18.Bf3 (better is 18.Rfd1+–) 18...Nb6= 19.Qe2 d5 20.cd5 ed5? (20...Nfd5 21.Nd5 Nd5 22.Bg7 Kg7 23.Qc4=) 21.Rad1 (better is 21.a5 Nc4 22.Nd5 Nd5 23.Qc4 Qe3 24.Kh1 Bb2 25.Bd5 Kh8 26.Rad1+=) 21...Nc4?? (better is 21...Ne4 22.Ne4 de4=) 22.Nd5+– Nd5 23.Bd5 (23.Qc4?! Qe3 24.Kh1 Bb2 25.Bd5 Kh8+/–) 23...Rd5 24.Qc4 (24.Rd5 Nb2 25.Rd2 Rd8+=) 24...Qe3 (24...Bb2 25.Rd5 (worse is 25.Qd5 Kg7+–) 25...Qe3 26.Kh1+–) 25.Kh1 Bb2 26.Rd5 Kh8 27.Rc5 Rf8 28.Rc8 Qe7 29.Rc7 Qa3 30.Rb7 Bd4 31.Qc7 (31.Qc7 Rf7 32.Qf7 Qe7 33.Re7 Be5 34.Qh7#; 31.Qd4 Rf6 32.Qf6 Kg8 33.Qg7#) 1–0. Koerner,Helmut (1980) – Boeck,Ruediger (1605), Berlin Lichtenberger op 7th, 2008.

7.Be2 a5 8.b5=.

7.Be2 Bg7 8.0–0 0–0 (8...a5 9.a3=) 9.d4 e4 (9...a5!? 10.a3 Re8=) 10.Nd2 (10.Nh4 c5 11.Nf5 gf5 12.bc5 dc5+/–) 10...h5+= 11.f3 Re8 (11...ef3 12.Bf3 Ng4 13.Qe2+= (worse is 13.Bb7 Ne3 14.Qf3 Nf1 15.Kf1 Bg4–+)) 12.fe4+/– Ne4 13.Nde4 Be4 14.Ne4 Re4 15.Bf3 Re3 16.Bb7 Rb8 17.Qd2 (17.Bc6 A) 17...Rb4? 18.Qd2 Rb2 19.Qe3+– (19.Qb2?! Rd3 20.Kh1 Bd4=); B) 17...Qe7 18.b5 Nb6+=) 17...Qe7 18.Rae1 (18.Bd5!? Nf6 19.Bf3+/–) 18...Bh6= 19.Bc6 Re8 (19...Re1 20.Qe1 Qe1 21.Re1+=) 20.Bc3 Re1 21.Qe1 Qe1 22.Be1 Re7 23.Bf2 Nb6 24.c5 White fights for the Initiative 24...dc5 (24...Nc4 25.a4+=) 25.bc5 Nc4 26.Rb1 (26.d5 Re2 27.Bb5 Rc2 28.Bc4 Rc4+/–) 26...Be3 (26...Re2 27.Bb5 Rc2 28.Bc4 Rc4 29.d5+=) 27.Rb8 (27.Be3 Ne3 28.d5 Nc4+–) 27...Kg7+= 28.Ra8 Bf2 29.Kf2 Na5 30.Bf3 c6 31.Rc8 Re6 (better is 31...Rb7!? 32.Bc6 Rb2 33.Kf3 Nc6 34.Rc6 Ra2+/–) 32.Rc7+– a6 (32...h4 33.Ra7 Nc4 34.d5+–) 33.Ra7 Nc4 (33...g5 34.Bh5 Rf6 35.Ke3 Nc4 36.Kd3 Nb2 37.Kc3+–) 34.Ra6 Nd2 (34...Re8 35.Bc6 (35.Rc6?! Rd8+–) 35...Rd8 36.Bb7+–) 35.Rc6 Rc6 (35...Ne4 36.Be4 Re4 37.Rd6+–) 36.Bc6 Kf6 37.a4 Nb3 38.Ke3 Na5 39.Bd5 Ke7 40.Kd3 f6 (40...h4 41.Kc3+–) 41.Kc3 (41.Kc3 f5 42.Kb4+–) 1–0. Blankenberg,Bruno (1960) – Kleine,Joachim, DESC, 2000.

7.h3 a5 8.ba5 Bg7 9.g4=.

7.h3 h6 8.d4 Bg7 (8...a5 9.b5=) 9.g4 Be4 (9...ed4 10.Nd4 Be6 11.Bg2+=) 10.Ne4 Ne4 11.Qc2 (11.Bd3 Ng5+=) 11...Ng5 12.Ng5 Qg5 13.Bg2 Rb8 (13...c6 14.b5 Rc8 15.bc6 bc6 16.Qe4+=) 14.Qa4 a6 15.Rd1 (15.0–0 c6+=) 15...c6 16.d5 Nb6 17.Qb3 cd5 18.Bd5 (18.c5 dc5 19.bc5 Nd7 20.Bd5 Nc5 21.Bc6 Ke7+–) 18...0–0 (18...0–0 19.Be4 Rfc8+/–; 18...Nd5 19.Rd5 h5 20.Qa4 Ke7 21.Qa5=). Van Rooijen,Peter (1830) – Dufour,Michael, IECC, 2001.

6.d3 Be7

7.Be2 0–0 8.Nbd2 c6 (8...c5 9.a3=) 9.a4 (9.0–0 Qb6 10.Bc3 Rfe8=) 9...Re8 (9...a5 10.b5=) 10.0–0 Bf8 (10...d5 11.cd5 cd5 12.Ne5 Ne5 13.Be5 Bb4 14.Nf3=) 11.h3 (11.e4 Bg4=) 11...d5 12.c5 (12.Qb3 Qe7 13.b5 Qb4=) 12...b6 (12...a5 13.g4 Bg6 14.g5–/+) 13.Qc2 (13.d4!? e4 14.Nh4=) 13...bc5+= 14.e4 (14.Nh4 Be6 15.bc5 e4+=) 14...de4 (14...Bg6!? 15.b5 Qb6–/+) 15.de4= Bg6 16.Rfd1 (16.b5 Nd5+=) 16...Qc7 (better is 16...cb4!? 17.Nh4 c5–/+) 17.b5= Rab8 (17...h6 18.Nh4 Bh7 19.Nhf3=) 18.Rac1 (18.Nh4!?=) 18...cb5+= 19.Bb5 a6 1–0. GuestKHNB – GuestPCVN, freechess.org, 2017.

7.Be2 e4 8.de4+= Be4 9.Nbd2 Bg6 10.0–0 0–0 11.a3 Ne5 (11...Ne4!?+=) 12.Ne5+/– de5 13.Nf3 (13.Be5!? Re8 14.c5+/–) 13...e4+= 14.Ne5 Bd6 (14...Bf5!?+=) 15.Ng6+/– fg6 16.g3 (16.c5 Be7 17.Be5+/–) 16...Nd7? (better is 16...Be7+=) 17.c5 Be5 (better is 17...Be7 18.Qd5 Kh8+–) 18.Qb3?? (better is 18.Qd5 Kh8 19.Be5 Ne5 20.Qe5+–) 18...Kh8+= 19.Bc4 (19.f3 Bb2 20.Qb2 ef3 21.Bf3 c6+=) 19...Bb2 20.Qb2 Qe7 21.Rad1 Ne5 22.Be2 Nf3 23.Kg2 Qg5 (better is 23...a5=) 24.Qd4?? (24.Rd7!? Qh6 25.Bf3 ef3 26.Kh1+/–) 24...Rae8 (better is 24...Nd4 25.Rd4 Qe5–+) 25.Qd7 Qh5 26.Qh3 Qe5 27.Qd7 Re7 28.Qd5 Qf6 (28...Qb2 29.Bf3 c6+= (worse is 29...ef3 30.Qf3 Kg8 31.Qb7+–)) 29.Qb7+/– h5 (29...a5 30.ba5 Qf5 31.Rd5+/–) 30.Qd5 (30.Qa7!? h4 31.Qa6+–) 30...h4 31.Bf3 Qf3 32.Kg1?? (better is 32.Kh3 Ref7 33.Qg5+– (33.Kh4 Rf5 34.Kh3 c6 35.Rd3 cd5 36.Rd5 Rd5 37.Rc1 Rh5)) 32...h3 (32...h3 33.Qe4 Re4 34.b5 Qg2) 0–1. Fournier,Frederic (1855) – xynoff (1850), Active, 2006.

6.d4 e4

7.Nfd2 c6 8.Qb3 (8.Be2 d5 9.c5 Be7 10.0–0 0–0 11.Nc3 b6 12.f3 ef3 13.Nf3 Qc7 14.Nd2=) 8...d5 (8...Be7 9.Be2 Nb6 10.0–0 d5 11.c5 Nbd7 12.Nc3 Qc7 13.f3 ef3 14.Bf3=) 9.cd5 (9.Nc3 Be6 10.cd5 cd5 11.Rc1 Be7 12.Be2 Rc8 13.0–0 0–0 14.a3=) 9...cd5 (9...Nd5 10.Nc3 Bb4 11.Nd5 Bd2 12.Kd2 Be6 13.Qb7 Bd5 14.Ba3+=) 10.Nc3 Nb6 (10...Be6 11.Rc1 Be7 12.Be2 0–0 13.0–0 Qb6 14.a3=) 11.b5 (11.a4 Be6 12.a5 Nbd7 13.a6 Qb6 14.Na4=) 11...Be7 (11...Bd6 12.Ba3 Rc8 13.Bd6 Qd6 14.a4=) 12.a4 a5 (12...Nc8 13.Be2= Be6 14.0–0=; 12...Bg4 13.a5 Nc8 14.f3=) 13.Ba3 (better is 13.ba6!? ba6 14.Ba6+/–) 13...0–0= (13...Rc8 14.Be2=) 14.Be2 Qd7 (14...Ba3 15.Ra3 Rc8 16.0–0+=) 15.0–0 Rac8 16.Rfc1 Rc7 17.Rc2 Ba3 18.Qa3 Nc8 (18...Bg4!? 19.Rac1 Be2 20.Ne2 Rc2 21.Rc2 Qg4=) 19.Rac1+= b6 20.Bf1 (20.Bd1 Qd8+=) 20...Ne7 21.Ne2 Rc2 22.Rc2 Rc8 23.Qb3 ½–½. Franck,Mirko – Massny,Christian, Schleswig Holstein–ch U18, 1999.

7.Nfd2 d5

8.a3 c6 9.Nc3 Bd6 10.Be2 0–0 11.0–0 Qb8 12.h3 Rd8 13.Rc1 dc4 14.Nc4 =.

8.a3 c6 9.Nc3 Bg4 10.Qb3 Be7 (10...Be6!?=) 11.cd5+/– cd5 (11...Nd5 A) 12.Nd5 Be6 13.Bc4 cd5 14.Bd5 Nc5 15.dc5 Qd5 16.Qd5 Bd5 17.f3 f5 18.Rd1 Rd8+/–; B) 12.Nce4 Be6 (12...0–0 13.Bd3 Be6 14.Qc2 f5 15.Nc5 Nc5 16.bc5 Qd7 17.0–0 b5 18.Rfb1 a5+/–) 13.Nc5 Nc5 14.dc5 Bf6 15.Ne4 Ne3 16.Nf6 Qf6 17.Bf6 Bb3 18.fe3 gf6+/–; C) 12.Nde4 Be6 13.Qc2 a5 14.ba5 Ra5 15.Nd5 Bd5 16.Bd3 f5 17.Nc3 Be6 18.Ne2 Bd6+/–) 12.Nd5 Be6 (12...0–0 13.Bc4+/– Bd6 14.Rc1 a6 15.Qc2 Re8 16.Bb3 a5 17.b5 a4 18.Bc4 Nb6+/–) 13.Nf6 (13.Bc4 Nd5 14.Bd5 Nc5 15.dc5 Bd5 16.Qa4 Qd7 17.Qd7 Kd7 18.0–0–0 Ke6+/–) 13...Bf6 (better is 13...Nf6!? 14.Qa4 Kf8+/– 15.Bc4 Bc4 16.Nc4 a6 17.Ne5 b5 18.Qd1 Qd5+/–) 14.Qc2+– Bf5 (14...a5 15.Qe4 ab4 16.ab4 Ra1 17.Ba1 Qc7 18.Bb2 0–0+–) 15.Ne4 0–0 16.Nf6 (16.Rc1 Nb6 17.Bd3 Rc8 18.Nc5 Bd3+–) 16...Qf6 17.Qc7 b6 18.Rc1 (18.Ba6 Rad8+–) 18...Rfc8 (18...Rfd8+–; 18...a5+–) 19.Qc8 Rc8 20.Rc8 Nf8 21.Rc1 (21.Rc7 Qd6 22.Rc3 Ng6+–) 21...h6 22.Bc4 Ng6 23.0–0 Be6 (23...Nh4 24.Bd5+–) 24.Be2 (24.Bd3 Nh4 25.Rc2 Bf5+–) 24...Qg5 25.g3 Bh3 26.Rfd1 Qd5 27.Bf1 Bg4 (27...Bf1 28.Rf1 Qb3 29.Rb1+–) 28.Rd3 Qe4 (28...Bf3 29.Rdc3+–) 29.Rd2 Be6 (29...Qd5 30.Bg2 Qd6 31.Rdc2+–) 30.Bg2 Qf5 31.d5 Bd7 32.d6 Ne5 (32...Nf8 33.e4 Qb5 34.e5+–) 33.f4 (better is 33.Be5 Qe5 34.Bc6 Bh3+–) 33...Nc4 (33...Ng4 34.e4 Qe6+–) 34.Rc4 Qb1 (34...a5 35.Bd5 ab4 36.ab4+–) 35.Rc1 Qg6 36.Rcd1 (36.Bd5 a5+–) 36...f6 37.e4 Kf8 38.e5 fe5 39.fe5 Kf7 (39...Ke8+–) 40.e6! Be6 (40...Be6 41.d7; 40...Ke6 41.Bh3; 40...Qe6 41.Bd5) 41.d7 Bd7 42.Rd7 Kg8 (42...Kf8 43.Rc1 Ke8 44.Bh3 Qb1 45.Rb1 g5 46.Re1 Kf8 47.Rc1 g4 48.Rc8) 43.Bd5 Kh7 (43...Kh8 44.Rd8 Kh7 45.Bg8 Kh8 46.Bf7 Kh7 47.Rh8 Kh8 48.Bg6 b5 49.Rd8) 44.Be4! Qe4 (44...Qe4 45.Rg7) 45.Rg7 1–0. Bonetti,Shane – Nandos, ICC, 2002.

8.Qa4 c6 9.c5 Be7 10.Nc3 0–0 11.Be2 b5 12.Qa6 Qc8 13.Qc8 Rfc8 14.a4 =.

8.Qb3 Be6 9.Nc3 c6 10.cd5 cd5 11.Be2 Bd6 12.Nb5 Bb8 13.Rc1 a6 14.Nc3 =.

8.b5 Bb4 9.Qb3 A) 9...Be7 10.Nc3 (10.Be2 dc4 11.Nc4 Nb6 12.Nbd2 0–0 13.0–0 Nc4 14.Nc4 Qd5 15.Ne5) 10...dc4 11.Nc4 0–0 12.Be2 Nb6 13.Ne5 Nfd5 14.0–0 Nc3 15.Bc3; B) 9...a5 10.ba6 Bd2 11.Nd2 Ra6 12.cd5 Rb6 13.Qc2 Nd5 14.Ba3 Qa8 15.Nc4; C) 9...Bd2 10.Nd2 0–0 11.Be2 a5 12.0–0 a4 13.Qc3 h6 14.c5 Bg4 15.Bg4; D) 9...Bd6 10.cd5 (10.c5 Be7 11.Nc3 Nf8 12.Be2 Ne6 13.f3 0–0 14.fe4 Ne4 15.Nce4; 10.Nc3 dc4 11.Bc4 0–0 12.Bd5 Nd5 13.Qd5 Be6 14.Qb7 f5 15.0–0) 10...0–0 11.Nc3 Nb6 12.Be2 Qe7 13.a3 h6 14.0–0 Rfe8 15.h3; E) 9...Ba5 10.Qa3 (10.cd5 Nb6 11.Qa3 Bd2 12.Nd2 Nbd5 13.Be2 Qd6 14.Qd6 cd6 15.Rc1; 10.Nc3 0–0 11.Be2 c5 12.Nd5 Nd5 13.cd5 Rc8 14.g4 c4 15.Bc4; 10.Be2 dc4 11.Qa4 Bd2 12.Nd2 Nb6 13.Qc2 0–0 14.0–0 Qd6 15.a4; 10.Qa4 c5 11.bc6 bc6 12.Bc3 Bc3 13.Nc3 Rc8 14.Be2 0–0 15.0–0; 10.Bc3 c5 11.bc6 bc6 12.Qa4 Bc3 13.Nc3 Rc8 14.Be2 0–0 15.0–0; 10.h4 0–0 11.Nc3 Bg4 12.cd5 Re8 13.Bc4 Nb6 14.d6 Nc4 15.Nc4) 10...c5 11.dc5 Rc8 12.Nc3 Nc5 13.Nb3 Bb6 14.Rd1 Qe7 15.Nd5; F) 9...Qe7 10.Bc3 (10.c5 Ba5 11.Bc3 Bc3 12.Nc3 Qe6 13.Ne2 Qe7 14.Nf4 Be6 15.h4; 10.a3 Bd2 11.Nd2 0–0 12.a4 Qe6 13.Be2 Nb6 14.c5 Nbd7 15.h3) 10...Bc3 11.Nc3 dc4 12.Bc4 0–0 13.0–0 Nb6 14.a3 Rad8 15.Qb4.

8.b5 dc4 A) 9.Bc4 A1) 9...Bd6 10.0–0 (10.Nc3 0–0 11.0–0 Nb6 12.f3 ef3 13.Qf3 Nc4 14.Nc4 Be6 15.Nd6; 10.f3 0–0 11.Nc3 Nb6 12.0–0 ef3 13.Qf3 Nc4 14.Nc4 Be6 15.Nd6; 10.Be2 0–0 11.Nc3 h6 12.0–0 Nb6 13.f4 Qe7 14.Qb3 Rfd8 15.Rf2; 10.Qb3 0–0 11.Nc3 Nb6 12.Be2 h6 13.0–0 Qd7 14.a4 Rfe8 15.a5; 10.Qc2 0–0 11.Nc3 Nb6 12.Bb3 Re8 13.0–0 Qd7 14.a4 c6 15.bc6; 10.Qe2 0–0 11.Nc3 Nb6 12.0–0 a6 13.a4 Bg4 14.f3 Nc4 15.Qc4; 10.Ba3 Nb6 11.Bd6 Qd6 12.Nc3 0–0 13.Qc2 Rfe8 14.0–0 Ng4 15.g3; 10.Bb3 0–0 11.Nc3 a6 12.0–0 Nb6 13.f3 ef3 14.Qf3 Bd3 15.ba6) 10...0–0 11.Nc3 Nb6 12.f3 ef3 13.Qf3 Nc4 14.Nc4 Be6 15.Nd6; A2) 9...Nb6 10.Nc3 (10.0–0 Bd6 11.Nc3 0–0 12.f3 ef3 13.Qf3 Nc4 14.Nc4 Be6 15.Nd6; 10.Qb3 Qd7 11.Nc3 Bd6 12.0–0 0–0 13.Be2 Rfe8 14.a4 Bg4 15.Bg4; 10.Be2 Nbd5 11.0–0 Bb4 12.a3 Bd6 13.Nc3 0–0 14.Qb3 Nc3 15.Bc3; 10.Bb3 a6 11.Nc3 ab5 12.Qc2 Bb4 13.0–0 Qe7 14.Nb5 c6 15.Nc3) 10...Bd6 11.0–0 0–0 12.f3 ef3 13.Qf3 Nc4 14.Nc4 Be6 15.Nd6; A3) 9...Be7 10.Nc3 (10.0–0 0–0 11.Nc3 Nb6 12.Bb3 Bb4 13.Qc2 Qe7 14.Nc4 Nc4 15.Bc4; 10.Be2 0–0 11.Nc3 Nb6 12.Qc2 Re8 13.0–0 Bd6 14.Nb3 Qe7 15.Na5; 10.Qb3 0–0 11.Nc3 Nb6 12.Be2 Nbd5 13.0–0 Nc3 14.Bc3 Nd5 15.Ba5; 10.Qc2 Nb6 11.0–0 Nc4 12.Nc4 a6 13.ba6 Ra6 14.Nc3 Qc8 15.a4; 10.Ba3 Ba3 11.Na3 0–0 12.0–0 Nb6 13.Qb3 Nbd5 14.f3 c6 15.Rac1; 10.Qe2 0–0 11.Nc3 Nb6 12.0–0 Qd6 13.h3 Nc4 14.Nc4 Qe6 15.a4; 10.h3 Nb6 11.Nc3 Nc4 12.Nc4 0–0 13.0–0 a6 14.a4 Nd5 15.Qc2) 10...Nb6 11.Bb3 0–0 12.0–0 Bb4 13.Qc2 Qe7 14.Nc4 Nc4 15.Bc4; A4) 9...Bb4 10.Qb3 (10.Nc3 0–0 11.Qb3 Qe7 12.0–0 Nb6 13.Be2 Rad8 14.Nc4 Be6 15.Rad1; 10.0–0 0–0 11.Qb3 Qe7 12.Nc3 Nb6 13.Be2 Rad8 14.a3 Bd6 15.a4; 10.Qa4 Qe7 11.Ba3 Ba3 12.Qa3 Nb6 13.0–0 h6 14.Qe7 Ke7 15.Nc3; 10.a3 Bd6 11.Nc3 0–0 12.0–0 Nb6 13.Bb3 Qe7 14.Qc2 Rfe8 15.h3; 10.Be2 0–0 11.0–0 Nd5 12.Qb3 N7f6 13.a3 Be7 14.Nc3 Nc3 15.Bc3; 10.Qc2 Nb6 11.Be2 0–0 12.0–0 Qe7 13.Nc3 Bd6 14.h3 h6 15.Qb3; 10.h3 Nb6 11.Nc3 Nc4 12.Nc4 0–0 13.0–0 a6 14.b6 Rc8 15.Qb3; 10.Ba3 Ba3 11.Na3 0–0 12.0–0 Qe7 13.Qb3 Rad8 14.Be2 Nb6 15.Nac4; 10.Qe2 0–0 11.Nc3 Nb6 12.0–0 Nc4 13.Nc4 a6 14.a4 Nd5 15.Qc2) 10...Qe7 11.Nc3 0–0 12.0–0 Nb6 13.Be2 Rad8 14.h3 h6 15.a3; B) 9.Nc4 B1) 9...Nb6 10.Nbd2 (10.Nc3 Bb4 11.Be2 Nbd5 12.Qc2 a6 13.Ne5 ab5 14.0–0 0–0 15.Bb5; 10.Qb3 Nbd5 11.Nc3 Bb4 12.Ne5 0–0 13.Bc4 Nc3 14.Qb4 Ncd5 15.Qb3; 10.Be2 Bb4 11.Nc3 Nbd5 12.Qc2 a6 13.ba6 Ra6 14.0–0 0–0 15.Ne5; 10.Qc2 Bb4 11.Nc3 0–0 12.Be2 Nc4 13.Bc4 Qd6 14.0–0 Ng4 15.g3; 10.Nb6 ab6 11.Bc4 Bd6 12.Nc3 0–0 13.0–0 Bh2 14.Kh2 Ng4 15.Kg3) 10...Bb4 11.a3 Bd6 12.Be2 0–0 13.Qc2 Re8 14.0–0 Nfd5 15.Rac1; B2) 9...Nd5 10.a3 (10.Nbd2 Bb4 11.a3 Bd2 12.Nd2 0–0 13.Qb3 N7f6 14.Be2 h6 15.0–0; 10.Qc2 Bb4 11.Nc3 0–0 12.a3 Bc3 13.Bc3 Qf6 14.Be2 Qg6 15.g3; 10.Be2 Bb4 11.Nbd2 0–0 12.0–0 a6 13.a4 Qh4 14.Qb3 N7f6 15.f3; 10.g4 Bb4 11.Nbd2 Bg6 12.a3 Bd2 13.Qd2 0–0 14.Be2 f5 15.Ne5; 10.Nc3 Bb4 11.Qc2 0–0 12.a3 Bc3 13.Bc3 Qf6 14.Be2 Qg6 15.g3; 10.Qd2 Bb4 11.Nc3 0–0 12.a3 Bc3 13.Bc3 Qf6 14.Na5 b6 15.Nc6) 10...Be7 11.Nc3 N7f6 12.Be2 0–0 13.Qb3 Nc3 14.Bc3 Nd5 15.0–0; B3) 9...Bb4 10.Bc3 (10.Nbd2 0–0 11.Be2 Nd5 12.0–0 a6 13.a4 ab5 14.ab5 Ra1 15.Qa1; 10.Nc3 Nd5 11.Qc2 0–0 12.a3 Bc3 13.Bc3 Qf6 14.Be2 Qg5 15.Kf1) 10...Be7 11.Be2 Nb6 12.0–0 Nc4 13.Bc4 0–0 14.Nd2 Qd6 15.Qc2; C) 9.Nc3 C1) 9...Nb6 10.Be2 (10.Bc4 Nc4 11.Nc4 Bd6 12.0–0 0–0 13.f3 ef3 14.Qf3 Be6 15.Nd6; 10.Nc4 Bb4 11.Be2 Nbd5 12.Qc2 a6 13.Ne5 ab5 14.0–0 0–0 15.Bb5; 10.h3 Bb4 11.Bc4 0–0 12.0–0 a6 13.ba6 Nc4 14.Nc4 Ra6 15.Qb3; 10.Qc2 Bb4 11.Nc4 0–0 12.a3 Bc3 13.Bc3 Nfd5 14.Bd2 Qg5 15.h4) 10...Bd6 11.0–0 0–0 12.Nc4 Nc4 13.Bc4 Bh2 14.Kh2 Ng4 15.Kg3; C2) 9...Bd6 10.Nc4 Bb4 11.Be2 Nd5 12.Qc2 N7b6 13.0–0 Bc3 14.Bc3 0–0 15.Bb2; C3) 9...Bb4 10.Bc4 (10.Nc4 Nd5 11.Qc2 0–0 12.a3 Bc3 13.Bc3 Qf6 14.Be2 Qg6 15.g3; 10.Be2 0–0 11.Bc4 Nb6 12.0–0 a6 13.ba6 Nc4 14.Nc4 Ra6 15.Qb3; 10.Qc2 Nb6 11.Nc4 0–0 12.a3 Bc3 13.Bc3 Nfd5 14.Bd2 Qg5 15.h4) 10...0–0 11.Qb3 Qe7 12.0–0 Nb6 13.Be2 h6 14.Rae1 Rfd8 15.a3.

8.b5 c5 A) 9.bc6 bc6 10.Nc3 (10.cd5 Nd5 11.Na3 Rb8 12.Nac4 Be7 13.g4 Be6 14.Be2 0–0 15.Ne4; 10.Be2 Rb8 11.Bc3 h6 12.Qa4 Qc8 13.0–0 Be7 14.Na3 Qc7 15.c5) 10...Rb8 11.Rb1 Qa5 12.Nb3 Qc7 13.Be2 dc4 14.Bc4 Bd6 15.0–0; B) 9.Be2 B1) 9...cd4 10.Bd4 Bc5 11.Nb3 Bd4 12.Nd4 Be6 13.Nd2 0–0 14.0–0 Rc8 15.Qa4; B2) 9...h5 10.cd5 (10.Nc3 cd4 11.ed4 Be7 12.0–0 0–0 13.Rc1 Rc8 14.h3 dc4 15.Nc4; 10.0–0 Bd6 11.Nc3 cd4 12.ed4 0–0 13.c5 Bf4 14.g3 Bg5 15.Nb3; 10.Qc2 Qc7 11.cd5 0–0–0 12.Nc3 cd4 13.ed4 Nb6 14.Rc1 Kb8 15.f3) 10...Rc8 11.Nc4 Nd5 12.Nc3 N7b6 13.Nb6 ab6 14.Nd5 Qd5 15.dc5; B3) 9...dc4 10.Nc4 (10.0–0 a6 11.Nc3 cd4 12.ed4 Bb4 13.Nc4 0–0 14.Qb3 a5 15.a3; 10.g4 Be6 11.g5 cd4 12.gf6 c3 13.Bc3 dc3 14.Nc3 Nf6 15.Qa4) 10...Nb6 11.0–0 Nc4 12.Bc4 cd4 13.Bd4 Bd6 14.f4 0–0 15.Qa4; B4) 9...h6 10.0–0 (10.cd5 Rc8 11.Nc4 Nd5 12.Nc3 N7b6 13.Nd5 Qd5 14.Rc1 cd4 15.Nb6; 10.g4 Bg6 11.cd5 cd4 12.Bd4 Nd5 13.Nc3 Nc3 14.Bc3 Nc5 15.0–0) 10...Bd6 11.dc5 Nc5 12.Nc3 0–0 13.cd5 Rc8 14.f3 Qc7 15.fe4; B5) 9...Nb6 10.0–0 (10.dc5 Nc4 11.Nc4 dc4 12.Nd2 Bc5 13.Rc1 0–0 14.Rc4 Rc8 15.0–0; 10.cd5 cd4 11.Bd4 Nbd5 12.Nc3 Nc3 13.Bc3 Rc8 14.Rc1 Nd5 15.Bb2; 10.g4 Bg6 11.0–0 dc4 12.Nc4 Nc4 13.Bc4 h5 14.g5 Nd5 15.h4; 10.Qc2 Nc4 11.Nc4 dc4 12.Nd2 Rc8 13.0–0 c3 14.Qc3 cd4 15.Qd4) 10...Rc8 11.Qb3 Be7 12.dc5 Bc5 13.Nc3 0–0 14.Rad1 Qd7 15.Na4.

8.b5 Bd6 9.Qb3 A) 9...0–0 10.Nc3 (10.cd5 Nb6 11.Nc3 Qe7 12.Be2 Bb4 13.0–0 Rad8 14.g4 Bg4 15.d6) 10...dc4 11.Nc4 Nb6 12.Nd6 cd6 13.Be2 Be6 14.Qc2 Rc8 15.0–0; B) 9...a5 10.Nc3 (10.ba6 ba6 11.Nc3 Rb8 12.Qc2 c6 13.c5 Be7 14.Ba6 Qa5 15.Be2) 10...0–0 11.Be2 dc4 12.Nc4 Be6 13.Qc2 Nb6 14.Nd2 Re8 15.Nde4; C) 9...c5 10.cd5 0–0 11.Nc4 Bb8 12.Nc3 cd4 13.ed4 Nb6 14.Ne3 Qd7 15.Ba3; D) 9...a6 10.cd5 (10.Nc3 ab5 11.Nb5 Be7 12.cd5 Nb6 13.d6 Bd6 14.Nd6 Qd6 15.Qb5; 10.ba6 ba6 11.Nc3 Rb8 12.Qc2 0–0 13.cd5 Nb6 14.Bc4 Bb4 15.0–0; 10.c5 Be7 11.Nc3 Be6 12.Be2 ab5 13.Nb5 0–0 14.0–0 c6 15.Nc3) 10...ab5 11.Bb5 0–0 12.Nc3 Nb6 13.Be2 Qe7 14.0–0 h6 15.a4; E) 9...c6 10.Nc3 (10.Be2 0–0 11.Nc3 Be6 12.0–0 Qc7 13.g3 Rab8 14.Ba3 dc4 15.Bd6; 10.Ba3 Qc7 11.bc6 bc6 12.cd5 Ba3 13.Qa3 Nd5 14.g4 Bg6 15.Bg2) 10...0–0 11.cd5 cd5 12.Nd5 Nb6 13.Nb6 ab6 14.Rc1 Qe7 15.Be2; F) 9...h6 10.cd5 (10.c5 Be7 11.Nc3 Nf8 12.Be2 Ne6 13.f3 0–0 14.fe4 de4 15.0–0) 10...0–0 11.Nc3 Nb6 12.Be2 Be7 13.f3 ef3 14.Bf3 Bd3 15.Nd1; G) 9...h5 10.cd5 (10.Be2 dc4 11.Nc4 0–0 12.Nd6 cd6 13.Nc3 Rc8 14.Rc1 Nb6 15.0–0; 10.Nc3 dc4 11.Nc4 0–0 12.Nd6 cd6 13.Be2 Rc8 14.Qa4 Nb6 15.Qa7; 10.c5 Be7 11.Nc3 Nf8 12.Qa4 b6 13.Be2 Ne6 14.0–0 0–0 15.c6) 10...0–0 11.Nc3 Nb6 12.Be2 Re8 13.a4 Be7 14.0–0 Nbd5 15.Nd5; H) 9...Rb8 10.cd5 (10.Be2 c5 11.cd5 0–0 12.0–0 Qc7 13.g3 cd4 14.Bd4 Nc5 15.Qc4; 10.c5 Be7 11.Nc3 c6 12.Be2 0–0 13.0–0 Qa5 14.h3 h6 15.Rab1; 10.Nc3 dc4 11.Nc4 0–0 12.Nd6 cd6 13.Be2 Rc8 14.0–0 Be6 15.Qa4) 10...0–0 11.Nc3 Nb6 12.Be2 Qe7 13.a3 a6 14.0–0 ab5 15.Qb5; I) 9...dc4 10.Nc4 (10.Bc4 0–0 11.Nc3 Nb6 12.Be2 Re8 13.0–0 h5 14.h3 Qd7 15.Ba3) 10...0–0 11.Nc3 Be6 12.Qc2 Nb6 13.Nd6 cd6 14.Ne4 Rc8 15.Nc3.

8.b5 Bd6 9.Nc3 A) 9...c6 10.c5 (10.Qb3 0–0 11.cd5 cd5 12.Nd5 Rc8 13.Bc4 a5 14.ba6 ba6 15.0–0; 10.Be2 0–0 11.c5 Be7 12.0–0 Qa5 13.h3 h6 14.Rb1 Rab8 15.Qc2; 10.bc6 bc6 11.Qa4 Rb8 12.Rb1 Qc7 13.cd5 Nd5 14.Nce4 0–0 15.Bd3; 10.cd5 cd5 11.Qb3 Be6 12.Ba3 Nb6 13.Be2 0–0 14.Rc1 Rc8 15.0–0; 10.Rb1 0–0 11.c5 Be7 12.Be2 Qa5 13.0–0 h6 14.Qc2 Rac8 15.h3; 10.Qa4 Nb6 11.Qc2 dc4 12.bc6 bc6 13.Nc4 Nc4 14.Bc4 Rb8 15.0–0) 10...Be7 11.Be2 0–0 12.0–0 Qa5 13.Qb3 h6 14.h3 Rab8 15.Rab1; B) 9...h6 10.c5 (10.Be2 0–0 11.c5 Be7 12.0–0 Re8 13.Qa4 Nf8 14.f3 ef3 15.Bf3; 10.cd5 Nb6 11.Qb3 0–0 12.Be2 Qe7 13.a3 Qd8 14.Rc1 Be7 15.f3; 10.Qc2 0–0 11.cd5 Nb6 12.Bc4 Bb4 13.0–0 Qd6 14.f3 Bc3 15.Bc3; 10.Qb3 dc4 11.Nc4 0–0 12.Nd6 cd6 13.Be2 Be6 14.Qb4 Rc8 15.0–0) 10...Be7 11.Be2 0–0 12.0–0 Qc8 13.h3 c6 14.Rb1 Qc7 15.Qc2; C) 9...Bb4 10.Qb3 (10.Be2 dc4 11.Nc4 0–0 12.Qb3 Nd5 13.0–0 Nc3 14.Bc3 Bc3 15.Qc3; 10.a3 Bc3 11.Bc3 0–0 12.Bb4 Re8 13.Be2 dc4 14.Nc4 Nd5 15.0–0; 10.Qc2 0–0 11.Be2 c5 12.bc6 bc6 13.0–0 Rb8 14.h3 h6 15.c5) 10...Qe7 11.Be2 a5 12.0–0 a4 13.Qc2 a3 14.Bc1 0–0 15.Nd5; D) 9...0–0 10.c5 (10.Qb3 dc4 11.Nc4 Be6 12.Be2 Nb6 13.0–0 Qe7 14.h3 a6 15.a4; 10.Be2 dc4 11.Nc4 Nb6 12.Nd6 Qd6 13.Qc1 Rfe8 14.Ba3 Qe6 15.h3; 10.Nd5 Nd5 11.cd5 Nb6 12.Qb3 Qg5 13.h4 Qg4 14.a4 h6 15.a5; 10.cd5 Nb6 11.Qb3 Be7 12.Bc4 Nc4 13.Qc4 a6 14.0–0 Qd6 15.h3) 10...Be7 11.Be2 a6 12.ba6 ba6 13.0–0 Rb8 14.Rb1 c6 15.Qa4.

8.b5 Bd6 9.c5 A) 9...Bf8 10.Be2 (10.Nc3 Be7 11.Be2 0–0 12.0–0 g6 13.Rb1 Be6 14.h3 Kg7 15.Re1; 10.Qc2 h6 11.Nc3 Be7 12.Be2 0–0 13.0–0 c6 14.Qa4 Qc7 15.h3; 10.Qa4 Be7 11.Nc3 0–0 12.Be2 h6 13.0–0 Qe8 14.h3 Qc8 15.Rfe1; 10.Qb3 a6 11.Nc3 ab5 12.Bb5 c6 13.Be2 b6 14.cb6 Qb6 15.Qb6) 10...Be7 11.Nc3 0–0 12.0–0 Be6 13.h3 h6 14.Qa4 Re8 15.Rfe1; B) 9...Be7 10.Be2 (10.Nc3 Nf8 11.Qa4 b6 12.Be2 Ne6 13.0–0 0–0 14.c6 Qd6 15.h3) 10...0–0 11.0–0 c6 12.Nc3 Qa5 13.Rb1 h6 14.Qc2 Rfc8 15.h3.

8.b5 Bd6 9.Be2 A) 9...h6 10.c5 (10.Nc3 dc4 11.Nc4 0–0 12.Nd6 cd6 13.0–0 Nb6 14.h3 Rc8 15.Rc1; 10.0–0 c5 11.cd5 Nd5 12.Nc3 Nc3 13.Bc3 0–0 14.Nc4 Be7 15.d5; 10.Qb3 c5 11.cd5 Qc7 12.dc5 Nc5 13.Qc4 Qe7 14.0–0 Rc8 15.Rc1) 10...Be7 11.Nc3 0–0 12.0–0 Re8 13.Qb3 c6 14.Rab1 Qa5 15.h3; B) 9...c6 10.g4 (10.c5 Bc7 11.Nc3 0–0 12.bc6 bc6 13.Qa4 Rb8 14.Nb3 Re8 15.Qc6; 10.Nc3 0–0 11.c5 Be7 12.0–0 Qa5 13.Rb1 h6 14.h3 Rab8 15.Qc2; 10.Qb3 a6 11.c5 Be7 12.b6 Nf8 13.Nc3 Ne6 14.0–0 0–0 15.f3; 10.bc6 bc6 11.c5 Be7 12.Nc3 0–0 13.0–0 Rb8 14.Rb1 Qa5 15.Nb3) 10...Be6 11.g5 Ng8 12.bc6 bc6 13.Nc3 Qg5 14.cd5 cd5 15.Nb5; C) 9...h5 10.Nc3 (10.c5 Be7 11.Nc3 Nf8 12.0–0 Ne6 13.a4 0–0 14.Bh5 Nh5 15.Qh5; 10.0–0 c5 11.Nc3 cd4 12.ed4 0–0 13.c5 Bf4 14.g3 Bg5 15.Nb3; 10.Qb3 0–0 11.cd5 Re8 12.Nc3 Nb6 13.0–0 Nbd5 14.Nd5 Nd5 15.Bh5; 10.Qc2 0–0 11.Nc3 c6 12.c5 Be7 13.0–0 Qa5 14.h3 Rab8 15.Rab1; 10.h3 c5 11.0–0 0–0 12.cd5 Nd5 13.Qb3 N5f6 14.Nc4 cd4 15.Bd4; 10.h4 0–0 11.Nc3 dc4 12.Nc4 Nb6 13.Nd6 cd6 14.d5 Bg4 15.f3) 10...c6 11.c5 Be7 12.0–0 0–0 13.Bh5 Nh5 14.Qh5 Bg6 15.Qg4; D) 9...dc4 10.Nc4 0–0 11.Nd6 cd6 12.Nc3 Nb6 13.0–0 Rc8 14.Rc1 Qd7 15.h3; E) 9...g6 10.Nc3 (10.g4 Be6 11.Nc3 c6 12.g5 Nh5 13.Bh5 gh5 14.Qh5 Qa5 15.0–0; 10.cd5 Nd5 11.g4 Qh4 12.gf5 Ne3 13.Qb3 Nf5 14.Nc4 Bf4 15.Kf1; 10.0–0 0–0 11.c5 Be7 12.Nc3 Re8 13.Rb1 Be6 14.h3 Qc8 15.Qb3; 10.c5 Be7 11.Nc3 0–0 12.0–0 Kg7 13.Rb1 Be6 14.h3 Qc8 15.Qb3) 10...c6 11.c5 Be7 12.g4 Be6 13.g5 Nh5 14.Qa4 cb5 15.Qb5; F) 9...0–0 10.c5 (10.Nc3 dc4 11.Nc4 Nb6 12.Nd6 Qd6 13.Qb3 Be6 14.Ba3 Bb3 15.Bd6; 10.g4 Bg6 11.g5 Ne8 12.h4 dc4 13.Nc3 a6 14.ba6 Ra6 15.Bc4) 10...Be7 11.Nc3 c6 12.0–0 Qa5 13.Rb1 h6 14.h3 Rab8 15.Qc2.

8.b5 Bd6 9.h3 A) 9...dc4 10.Nc3 (10.Nc4 Bb4 11.Bc3 Be7 12.Be2 Nb6 13.0–0 Nc4 14.Bc4 0–0 15.Bb2; 10.Be2 0–0 11.Nc3 Bb4 12.Bc4 Nb6 13.0–0 a6 14.ba6 Nc4 15.Nc4) 10...Nb6 11.Nc4 0–0 12.Nd6 Qd6 13.Be2 Be6 14.Qc1 Rfe8 15.Ba3; B) 9...c5 10.g4 (10.cd5 Nd5 11.Nb3 N5f6 12.N1d2 Rc8 13.Nc4 Be7 14.g4 Be6 15.g5) 10...Bg6 11.g5 Nh5 12.cd5 Qg5 13.Nc4 Qe7 14.Nc3 0–0 15.Be2; C) 9...c6 10.Nc3 (10.c5 Bc7 11.Qa4 0–0 12.Nc3 Rb8 13.Be2 b6 14.bc6 bc5 15.Nb5; 10.Qb3 0–0 11.Nc3 a6 12.c5 Be7 13.b6 Re8 14.Be2 Nf8 15.Nf1; 10.Be2 cb5 11.c5 Bc7 12.Qb3 0–0 13.Qb5 Nb8 14.Nc3 Nc6 15.0–0; 10.cd5 cd5 11.Nc3 0–0 12.Be2 Qa5 13.Qb3 Nb6 14.0–0 h6 15.Rac1) 10...0–0 11.Be2 Qa5 12.Nb3 Qc7 13.c5 Be7 14.0–0 Rab8 15.Nd2; D) 9...h6 10.c5 (10.Nc3 c6 11.c5 Be7 12.Qa4 Qc7 13.Be2 0–0 14.0–0 Rfb8 15.Rab1; 10.Be2 c5 11.cd5 Nd5 12.Nc3 Nc3 13.Bc3 0–0 14.Nc4 Nf6 15.Rc1) 10...Be7 11.Nc3 Nf8 12.Qa4 b6 13.Be2 Ne6 14.0–0 0–0 15.c6; E) 9...0–0 10.c5 (10.Nc3 Bb4 11.Qb3 Qe7 12.Nd5 Nd5 13.cd5 Nf6 14.Bc4 Rfd8 15.Rd1; 10.Be2 c5 11.0–0 Qc7 12.dc5 Nc5 13.Bf6 gf6 14.Nc3 dc4 15.Nd5; 10.g4 Bg6 11.c5 Be7 12.g5 Ne8 13.h4 c6 14.Nc3 Qc7 15.Qb3) 10...Be7 11.Nc3 Rb8 12.Be2 a6 13.a4 h6 14.0–0 c6 15.Qc2.

8.b5 Be7 9.Qb3 A) 9...0–0 10.Nc3 (10.Be2 c5 11.cd5 Nb6 12.0–0 Nbd5 13.Nc3 Nc3 14.Bc3 Nd5 15.Bb2) 10...dc4 11.Bc4 Nb6 12.Be2 Bd6 13.a4 c5 14.bc6 bc6 15.g4; B) 9...dc4 10.Nc4 (10.Bc4 0–0 11.Nc3 Nb6 12.Be2 Nbd5 13.0–0 Nc3 14.Bc3 Nd5 15.Nc4) 10...0–0 11.Be2 c5 12.bc6 bc6 13.0–0 Rb8 14.Qc2 c5 15.Nbd2; C) 9...a5 10.ba6 (10.Nc3 0–0 11.Be2 Nb6 12.c5 a4 13.Qc2 a3 14.Bc1 Nbd7 15.0–0; 10.a4 c5 11.cd5 0–0 12.Be2 Nb6 13.0–0 Nbd5 14.Nc4 Rc8 15.Rd1; 10.cd5 a4 11.Qc2 Nb6 12.Nc3 a3 13.Bc1 Bb4 14.Be2 0–0 15.0–0) 10...Ra6 11.c5 Ra7 12.Nc3 c6 13.Be2 0–0 14.0–0 Qc7 15.h3; D) 9...c5 10.cd5 (10.bc6 bc6 11.Nc3 Rb8 12.Qc2 0–0 13.Be2 Qc7 14.h3 Bd6 15.Rb1; 10.Be2 cd4 11.Bd4 Nc5 12.Bc5 Bc5 13.cd5 Qd5 14.Nc4 Qe6 15.0–0; 10.Nc3 cd4 11.ed4 dc4 12.Bc4 0–0 13.Bd5 Qb8 14.Be4 Ne4 15.Nce4) 10...0–0 11.Be2 Nb6 12.0–0 Rc8 13.dc5 Rc5 14.Nc3 Nbd5 15.Rfd1.

8.b5 Be7 9.Qc2 A) 9...Nb6 10.c5 Nbd7 11.Nc3 0–0 12.Be2 c6 13.0–0 Qa5 14.h3 Rab8 15.Qd1; B) 9...c5 10.bc6 (10.Nb3 0–0 11.Nc3 dc4 12.Bc4 Qc7 13.Be2 Rac8 14.0–0 Bd6 15.g3; 10.Be2 0–0 11.0–0 Qc7 12.cd5 Nb6 13.dc5 Nbd5 14.Nc3 Qc5 15.Rac1; 10.cd5 0–0 11.Nc3 cd4 12.ed4 Rc8 13.Nc4 Nb6 14.Ne3 Nbd5 15.Nf5; 10.h3 h6 11.Be2 0–0 12.0–0 Rc8 13.Nc3 cd4 14.ed4 dc4 15.Nc4) 10...bc6 11.Be2 0–0 12.0–0 Rb8 13.Nc3 Qc7 14.h3 h6 15.c5; C) 9...c6 10.Nc3 (10.bc6 bc6 11.Nc3 0–0 12.Be2 Qc7 13.h3 h6 14.c5 Rfb8 15.0–0; 10.cd5 cd5 11.Nc3 0–0 12.Be2 Rc8 13.Qb3 Qa5 14.Rc1 Nb6 15.0–0; 10.Be2 cb5 11.cb5 Rc8 12.Nc3 Qa5 13.Rc1 0–0 14.Qb3 Bd6 15.h3) 10...0–0 11.Be2 Qc7 12.0–0 a6 13.cd5 cb5 14.Qb1 b4 15.Nce4; D) 9...dc4 10.Nc3 (10.Bc4 Nb6 11.Nc3 Nc4 12.Nc4 a6 13.ba6 Ra6 14.f3 Be6 15.Ne4) 10...Nb6 11.Be2 0–0 12.0–0 a6 13.Nc4 Nc4 14.Bc4 ab5 15.Nb5; E) 9...Bb4 10.a3 (10.Nc3 0–0 11.Be2 c5 12.bc6 bc6 13.0–0 Rb8 14.Rfc1 Qe7 15.Rab1; 10.Be2 dc4 11.Nc3 Nb6 12.Nc4 Nc4 13.Bc4 0–0 14.0–0 Qd7 15.h3; 10.Qb3 Be7 11.Nc3 0–0 12.Be2 c5 13.Nd5 Nd5 14.cd5 cd4 15.Bd4) 10...Ba5 11.Nc3 0–0 12.Be2 a6 13.ba6 Ra6 14.cd5 Ra8 15.d6; F) 9...Bd6 10.Nc3 (10.c5 Be7 11.Nc3 0–0 12.Be2 c6 13.0–0 Qa5 14.h3 Rab8 15.Rab1; 10.Be2 c6 11.c5 Be7 12.Nc3 0–0 13.0–0 Qa5 14.h3 Rab8 15.Rab1) 10...0–0 11.Nd5 Nd5 12.cd5 Re8 13.Bc4 Nb6 14.0–0 Qg5 15.g3; G) 9...h6 10.cd5 (10.Nc3 0–0 11.Be2 c6 12.0–0 Qc7 13.Rac1 Bd6 14.g3 Rac8 15.Rb1; 10.Be2 c5 11.bc6 bc6 12.Nc3 0–0 13.h3 Qc7 14.0–0 Rab8 15.c5) 10...Nb6 11.Nc3 0–0 12.Be2 Nbd5 13.Nce4 Ne4 14.Ne4 Bb4 15.Kf1; H) 9...0–0 10.Be2 (10.Nc3 h6 11.cd5 Nb6 12.Be2 Bb4 13.0–0 Nfd5 14.Nc4 Bc3 15.Bc3) 10...c6 11.Nc3 Qc7 12.0–0 Bd6 13.g3 h6 14.Rab1 Rab8 15.Rfc1.

8.b5 Be7 9.Nc3 0–0 10.Be2 c5 11.bc6 bc6 12.0–0 Qc7 13.g4 Rab8 14.Rb1 Be6 15.g5.

8.b5 Be7 9.Be2 A) 9...0–0 10.g4 (10.Nc3 c5 11.bc6 bc6 12.Rb1 Qa5 13.0–0 h6 14.cd5 cd5 15.Nb3; 10.0–0 a6 11.g4 Bg6 12.g5 Ne8 13.ba6 Ra6 14.cd5 Ra5 15.Nc3; 10.c5 h5 11.Nc3 h4 12.h3 Re8 13.0–0 Nf8 14.Rb1 Ne6 15.Qa4; 10.Qc2 dc4 11.Nc3 a6 12.ba6 Ra6 13.Nc4 h6 14.0–0 Qa8 15.a4) 10...Bg6 11.Nc3 dc4 12.Nc4 Nb6 13.Ne5 Nbd5 14.Qb3 Nc3 15.Bc3; B) 9...h6 10.Nc3 (10.0–0 0–0 11.Nc3 dc4 12.Nc4 Nb6 13.Ne5 Nbd5 14.Bc4 Nc3 15.Bc3; 10.g4 Bg6 11.Nc3 0–0 12.0–0 c6 13.Rc1 cb5 14.Nb5 a6 15.Nc3; 10.Qc2 0–0 11.Nc3 c6 12.0–0 Qc7 13.Rac1 Bd6 14.g3 Rac8 15.bc6; 10.Qb3 0–0 11.Nc3 a5 12.a4 dc4 13.Nc4 Nb6 14.Ne5 Nbd5 15.0–0; 10.c5 0–0 11.Nc3 a6 12.ba6 ba6 13.0–0 c6 14.Rb1 Qc7 15.h3) 10...0–0 11.0–0 Nb6 12.c5 Nbd7 13.f3 ef3 14.Bf3 Bd3 15.Re1; C) 9...c6 10.Nc3 (10.g4 Be6 11.g5 Ng8 12.Nc3 Bg5 13.Rg1 h6 14.bc6 bc6 15.cd5; 10.cd5 Nd5 11.Nc3 Qa5 12.Qb3 Bb4 13.Rc1 0–0 14.bc6 bc6 15.Nc4; 10.0–0 0–0 11.Nc3 Qa5 12.Qb3 Rac8 13.Rab1 h6 14.Rfc1 cb5 15.cd5; 10.bc6 bc6 11.Nc3 Rb8 12.Rb1 0–0 13.0–0 Qc7 14.c5 Rb4 15.h3; 10.a4 0–0 11.Nc3 h6 12.0–0 Qc7 13.cd5 cd5 14.Qb3 Be6 15.Rfc1) 10...0–0 11.0–0 Qa5 12.bc6 bc6 13.g4 Be6 14.Nb3 Qd8 15.cd5; D) 9...Bb4 10.Qb3 (10.0–0 0–0 11.Qb3 Qe7 12.a3 Bd2 13.Nd2 Qe6 14.h3 a5 15.a4; 10.a3 Bd6 11.g4 Bg6 12.c5 Bf8 13.Nc3 h6 14.Qb3 c6 15.0–0; 10.Qa4 Be7 11.Nc3 Nb6 12.Qc2 dc4 13.Nc4 Nc4 14.Bc4 Qd7 15.0–0; 10.g4 Be6 11.g5 Ng8 12.Bc3 Bf8 13.Qc2 Qg5 14.cd5 Bd5 15.Ne4; 10.Bc3 Bd6 11.g4 Be6 12.g5 Ng8 13.Qc2 Qg5 14.cd5 Bd5 15.Ne4; 10.Nc3 dc4 11.Nc4 0–0 12.Qb3 Nd5 13.0–0 N7f6 14.Ne5 Nc3 15.Bc3; 10.c5 0–0 11.Qb3 Ba5 12.Nc3 a6 13.ba6 ba6 14.0–0 Rb8 15.Qc2) 10...Qe7 11.Bc3 Bc3 12.Nc3 dc4 13.Nc4 0–0 14.0–0 Nb6 15.Ne5; E) 9...Nb6 10.c5 (10.Nc3 dc4 11.0–0 0–0 12.Nc4 Nfd5 13.Qb3 Nc4 14.Bc4 Nb6 15.Be2) 10...Nbd7 11.0–0 0–0 12.Nc3 Be6 13.Qc2 h6 14.h3 Bf5 15.a4; F) 9...h5 10.Nc3 (10.0–0 a6 11.ba6 Ra6 12.cd5 Rb6 13.Nc4 Rb2 14.Nb2 Nd5 15.Na4; 10.Qc2 0–0 11.Nc3 c6 12.Rc1 Qa5 13.0–0 Rfc8 14.h3 cb5 15.Nb3) 10...0–0 11.0–0 dc4 12.Nc4 a6 13.Bh5 ab5 14.Nb5 Nh5 15.Qh5; G) 9...dc4 10.Nc4 (10.Nc3 a6 11.ba6 Ra6 12.0–0 0–0 13.Nc4 c6 14.Qc2 Qc7 15.a4; 10.0–0 0–0 11.Nc3 Nb6 12.Nc4 Nc4 13.Bc4 Qd6 14.f3 ef3 15.Rf3) 10...Nb6 11.Ne5 0–0 12.Nd2 h6 13.0–0 Nbd5 14.Qc2 Qd6 15.h3.

8.cd5 Bb4 9.Qb3 Bd6 10.Nc4 Nb6 11.Nc3 Nc4 12.Bc4 a6 13.a4 Rb8 14.Ba3 =.

8.b5 c6

9.Qb3 A) 9...Bd6 10.Nc3 0–0 11.cd5 cd5 12.Nd5 Rc8 13.Bc4 Nb6 14.Nb6 Qb6 15.0–0; B) 9...c5 10.Nc3 (10.cd5 cd4 11.Bd4 Bc5 12.Bf6 Qf6 13.Nc3 0–0 14.g4 Bg4 15.Nde4; 10.Be2 cd4 11.ed4 dc4 12.Bc4 Bg6 13.0–0 Bd6 14.f3 Qc7 15.fe4) 10...cd4 11.ed4 Be7 12.Nd5 Nd5 13.cd5 Nb6 14.g4 Bg4 15.Rg1; C) 9...Be7 10.Nc3 (10.Be2 a6 11.Nc3 ab5 12.cb5 0–0 13.0–0 Qc7 14.h3 Be6 15.Qc2) 10...dc4 11.Bc4 0–0 12.bc6 bc6 13.Qc2 Nb6 14.Be2 Nbd5 15.0–0; D) 9...a6 10.Nc3 (10.cd5 cb5 11.f3 Nb6 12.g4 Bg6 13.g5 Nfd5 14.fe4 Nb4 15.a3; 10.bc6 bc6 11.Nc3 Rb8 12.Qc2 Qc7 13.Rb1 Bd6 14.c5 Bh2 15.Be2; 10.ba6 Ra6 11.c5 Ra7 12.Nc3 b6 13.cb6 Qb6 14.Qb6 Nb6 15.Be2) 10...ab5 11.cd5 b4 12.dc6 bc6 13.Ne2 Be7 14.Qc2 0–0 15.Ng3.

9.Nc3 Bb4 10.Qb3 (10.Be2 0–0 11.0–0 cb5 12.Nb5 a6 13.Nc3 dc4 14.Nc4 b5 15.Ne5; 10.Qa4 Qa5 11.Qa5 Ba5 12.Rc1 0–0 13.Be2 Rfc8 14.h3 h6 15.Kd1; 10.Rc1 0–0 11.Be2 cb5 12.cd5 Bc3 13.Bc3 Nd5 14.Bb5 Qg5 15.g4; 10.bc6 bc6 11.Qa4 Qb6 12.Be2 0–0 13.Rb1 Qa5 14.Qa5 Ba5 15.0–0) 10...Bc3 11.Bc3 0–0 12.Bb4 Re8 13.Be2 Qc7 14.cd5 Nd5 15.0–0.

9.Nc3 Bd6 10.c5 (10.bc6 bc6 11.c5 Be7 12.Rb1 0–0 13.Be2 Rb8 14.0–0 Qc7 15.h3; 10.Be2 0–0 11.c5 Bc7 12.0–0 Qe7 13.Qa4 Qe6 14.h3 h6 15.Rab1; 10.cd5 cd5 11.Qb3 0–0 12.Nd5 Rc8 13.Bc4 Ng4 14.h3 Ngf6 15.0–0; 10.Qb3 0–0 11.cd5 cd5 12.Nd5 Nb6 13.Nb6 ab6 14.Rc1 Qe7 15.h3; 10.Rb1 0–0 11.c5 Be7 12.Be2 Qa5 13.0–0 h6 14.h3 Rab8 15.a3; 10.Qa4 Nb6 11.Qc2 dc4 12.bc6 bc6 13.Nc4 Nc4 14.Bc4 0–0 15.0–0) 10...Be7 11.Be2 0–0 12.0–0 h6 13.Qa4 Qc7 14.h3 Rfe8 15.Rab1.

9.Nc3 Be7 10.Be2 (10.Qb3 dc4 11.Bc4 0–0 12.bc6 bc6 13.Qc2 Nb6 14.Bb3 Re8 15.0–0; 10.cd5 cd5 11.Be2 0–0 12.Rc1 Rc8 13.Qa4 Qb6 14.0–0 h6 15.Ba3; 10.Rc1 0–0 11.Be2 Rc8 12.0–0 cb5 13.g4 Bg6 14.g5 bc4 15.gf6) 10...0–0 11.a4 (11.0–0 cb5 12.g4 Be6 13.cd5 Nd5 14.Nde4 Nc3 15.Bc3) 11...a6 (11...Qc7 12.cd5 cd5 13.Qb3 Be6 14.0–0 Bd6 15.h3) 12.h3 (12.cd5 cd5 13.g4 Be6 14.g5 Ne8 15.Qb3) 12...ab5 13.ab5 Ra1 14.Ba1 (14.Qa1 dc4 15.bc6) 14...h6 (14...cb5 15.Nb5 dc4 16.0–0+=; 14...Qc7 15.0–0) 15.0–0 Be6 16.Qb3 Nb6 17.c5 Nc8 18.bc6 bc6 19.Qb7 Qd7 20.Qd7 Nd7 21.Rb1 f5 22.Ba6 Bg5 23.Ne2 Ne7 24.g3 Nb8 25.Bb7 Bf6 26.Bc3 g5 27.Ba5 Ng6 28.Bc7 Bd7 29.Ra1 Bc8 30.Bd6?? (30.Ba8 Bd7+/–) 30...Be7?? (better is 30...Bb7 31.Ra7 Ba6–/+) 31.Bc8 Rc8 32.Ra7 Kf8 33.Nb3 Ke8 34.Bb8 Rb8 35.Na5 Rb1 36.Kg2 Rb2 37.Nc3 f4?? (37...Rc2 38.Na4 f4 39.Ra8 Kf7 40.Kg1+= (worse is 40.Nc6 fe3 41.Nb6 Rf2 42.Kg1 Rf6–/+)) 38.gf4 (better is 38.Nc6!? fe3 39.Kf1 (39.Nd5?! Rf2 40.Kg1 Rf3+/–) 39...ef2 40.Nd5+–) 38...gf4 39.ef4 (39.Kf1 Bh4 40.Nc6 Rf2 41.Kg1 fe3 42.Ra8 Kd7 43.Nb8 Ke6 44.Ra6 Kf7–+) 39...Nf4 (39...Rc2!? 40.Ra8 Kf7 41.Ne4 de4 42.Nc6 Bh4–+) 40.Kg3= Ng6 41.Nc6? (better is 41.Na4!? Bh4 42.Kg4 Rf2 43.Kh5+=) 41...Rb3–/+ 42.Kg4 Rc3 43.Kh5 Kf7 44.Nd8?? (44.Kg4 Rf3 45.Re7 Ne7 46.Ne5 Ke6 47.Nf3 ef3 48.Kf3 Nf5–+) 44...Kg7 (better is 44...Kf6 45.h4 Rh3 46.Kg4 Rh4 47.Kg3 Bd8 48.c6–+) 45.Ne6? (45.Nc6 Kf6 46.Kg4–+) 45...Kf6 46.Nc7 (46.Ra6 Kf7 47.h4 Rh3–+ (worse is 47...Bh4 48.Kh6 Rf3 49.Kh5–+)) 46...Rh3 (46...Nf4 47.Kg4 h5 48.Kf4 Rf3) 47.Kg4–+ Rh4 48.Kg3 Rh5 49.Ne8 (49.f4 e3 50.Ne8 Kf7 51.Nd6 Kg7–+) 49...Kf7 50.Nd6 Kf8 (better is 50...Ke6!? 51.Nb5–+) 51.Ra8 Kg7 52.Ne8 (52.f4 e3–+) 52...Kf7 53.c6 Rg5 (better is 53...Bh4 54.Kg2 Nf4 55.Kf1–+) 54.Kh2 Rh5 (54...Bb4!? 55.c7 Ne7 56.Rb8–+) 55.Kg1?? (55.Kg3 Bh4 56.Kg2 Nf4 57.Kf1 Bf6–+) 55...Rg5 56.Kf1?? (56.Kh2 Bb4 57.c7 Ne7–+) 56...Nf4 (better is 56...Nh4 57.f3 Rg2 (57...ef3?? 58.c7 Nf5 59.c8Q+–) 58.fe4 de4–+) 57.c7= Rh5 58.Ke1 (better is 58.Kg1 Ne2 59.Kf1=) 58...Rh1–/+ 59.Kd2 Bb4 (59...Ne6 60.c8Q Bg5 61.Kc3 Rc1 62.Kb2 Rc8 63.Rc8–/+) 60.Kc2–/+ Ne6?? (better is 60...Nd3 61.c8Q Rc1 62.Kb3 Rc8 63.Rc8 Be1 64.Nd6 Ke6+=) 61.c8Q+– Nc5 (61...Nd4 62.Kb2 Rh5+–) 62.Kb2 1–0. Khrustalev,Alexander (1930) – Tsybikova,Darima, Open, Dubna RUS (14), 2007.

9.c5 A) 9...Qa5 10.Be2 (10.Nc3 Be7 11.Be2 0–0 12.0–0 h6 13.Qb3 Rab8 14.h3 Bd8 15.Qc2; 10.bc6 bc6 11.Be2 Be7 12.g4 Bg6 13.g5 Ng8 14.Nc3 h6 15.Bh5; 10.Bc3 Qc7 11.Be2 h5 12.Na3 Be7 13.h3 0–0 14.Qa4 Qc8 15.bc6) 10...Be7 11.g4 Bg6 12.g5 Ng8 13.Nc3 Bg5 14.Nb3 Qd8 15.Nd2; B) 9...Be7 10.Nc3 (10.bc6 bc6 11.Nc3 0–0 12.Be2 Rb8 13.Rb1 Qc7 14.0–0 Rb7 15.h3; 10.Be2 cb5 11.g4 Be6 12.g5 Ng8 13.Nc3 b4 14.Nb5 a6 15.Nd6) 10...a6 11.b6 Nf8 12.Be2 Ne6 13.0–0 0–0 14.Qa4 Qd7 15.h3; C) 9...g6 10.Nc3 (10.Be2 Bh6 11.0–0 0–0 12.Nc3 Qa5 13.h3 Bg5 14.Qb3 Rab8 15.Rab1; 10.h4 Bg7 11.Nc3 a6 12.bc6 bc6 13.Rb1 0–0 14.Be2 h5 15.Qa4; 10.bc6 bc6 11.Nc3 Be7 12.Be2 0–0 13.0–0 Rb8 14.Rb1 Qa5 15.Nb3; 10.a3 Bg7 11.Nc3 a6 12.bc6 bc6 13.Be2 0–0 14.0–0 Rb8 15.Rb1; 10.a4 Bg7 11.Nc3 0–0 12.Be2 Qe7 13.0–0 Rab8 14.h3 Rfc8 15.Qc2) 10...Bg7 11.Be2 0–0 12.0–0 a6 13.b6 Qe7 14.h3 Bh6 15.h4; D) 9...a6 10.b6 (10.bc6 bc6 11.Nc3 Be7 12.Be2 0–0 13.Rb1 Rb8 14.0–0 Qc7 15.h3; 10.ba6 ba6 11.Nc3 Be7 12.Be2 0–0 13.0–0 h6 14.Rb1 Qc7 15.h3) 10...Be7 11.Nc3 Nf8 12.Be2 Ne6 13.Nf1 0–0 14.Ng3 Bg6 15.h4; E) 9...Rb8 10.Be2 (10.Nc3 Be7 11.Be2 0–0 12.0–0 Qa5 13.h3 h6 14.Qb3 Kh7 15.Rab1) 10...Be7 11.Nc3 0–0 12.0–0 Qa5 13.h3 h6 14.Qb3 Kh7 15.Rab1; F) 9...Rc8 10.Qa4 (10.Nc3 Be7 11.Qa4 0–0 12.Qa7 Rb8 13.Be2 Qc7 14.b6 Qc8 15.Qa4; 10.Be2 Be7 11.Nc3 0–0 12.0–0 Qa5 13.h3 h6 14.Rb1 Ra8 15.Qb3) 10...Be7 11.Qa7 Rb8 12.Nc3 0–0 13.Be2 Qc8 14.Qa4 Ra8 15.Qd1; G) 9...h5 10.Nc3 (10.h3 a6 11.b6 Nc5 12.dc5 Bc5 13.Nc3 Bb6 14.Be2 d4 15.ed4; 10.Be2 Be7 11.Nc3 0–0 12.0–0 h4 13.h3 Qa5 14.Qb3 Rab8 15.Rab1) 10...Be7 11.Be2 0–0 12.0–0 h4 13.h3 Qa5 14.Qb3 Rab8 15.Rab1; H) 9...h6 10.Nc3 (10.Be2 cb5 11.Bb5 Be7 12.Nc3 0–0 13.0–0 Qc7 14.Qb3 Be6 15.Be2; 10.bc6 bc6 11.Nc3 Be7 12.Be2 Rb8 13.Rb1 0–0 14.0–0 Qa5 15.Qc2) 10...Be7 11.Be2 0–0 12.0–0 Qa5 13.h3 Rab8 14.Qb3 Kh7 15.Rab1; I) 9...Qc7 10.Nc3 (10.Be2 Be7 11.Nc3 0–0 12.0–0 h6 13.h3 Qa5 14.Rb1 Rab8 15.Qc2; 10.h3 Be7 11.Nc3 0–0 12.Be2 Rfb8 13.0–0 Nf8 14.f3 Bh3 15.gh3; 10.bc6 bc6 11.Nc3 Rb8 12.Rb1 Be7 13.Be2 0–0 14.0–0 h6 15.h3; 10.h4 Be7 11.Nc3 0–0 12.Be2 h6 13.0–0 Rab8 14.Rb1 Rfe8 15.h5) 10...Be7 11.Be2 0–0 12.0–0 h6 13.h3 Qa5 14.Rb1 Rab8 15.Qc2.

9.bc6 bc6 10.Nc3 (10.cd5 Rb8 11.dc6 Rb2 12.cd7 Qd7 13.Nc3 Ba3 14.Nc4 Bg4 15.f3; 10.Be2 Rb8 11.Bc3 h5 12.Qa4 Qc7 13.Ba5 Nb6 14.Qc2 c5 15.cd5) 10...Be7 11.Be2 Rb8 12.Rb1 0–0 13.0–0 Qa5 14.Nb3 Qb4 15.g4.

9.cd5 A) 9...cd5 10.Nc3 (10.Qb3 Nb6 11.a4 Bd6 12.Nc3 0–0 13.a5 Nc4 14.Nc4 dc4 15.Bc4; 10.Be2 Bd6 11.Nc3 0–0 12.Qb3 Nb6 13.0–0 Rc8 14.h3 h6 15.Rfc1) 10...Rc8 11.Qa4 Bd6 12.Qa7 Qc7 13.Rc1 0–0 14.Ba3 Ba3 15.Qa3; B) 9...Nd5 10.Nc3 (10.Be2 Bb4 11.bc6 bc6 12.g4 Bg6 13.Qc2 0–0 14.h4 h6 15.h5; 10.bc6 bc6 11.Nc3 Rb8 12.Qc1 Bb4 13.Nd5 cd5 14.Ba3 0–0 15.Bb4; 10.Qb3 Bd6 11.Nc4 Bb4 12.Bc3 Be7 13.bc6 bc6 14.Ba5 Qc8 15.Nc3; 10.Qa4 N7b6 11.Qb3 Bb4 12.bc6 bc6 13.a3 Ba5 14.Bc3 Nc3 15.Nc3; 10.a3 Rc8 11.Nc3 Nc3 12.Bc3 cb5 13.Qb3 a6 14.a4 Qc7 15.Rc1; 10.Na3 Be7 11.bc6 bc6 12.Nac4 0–0 13.Be2 c5 14.0–0 cd4 15.Bd4) 10...Bb4 11.bc6 bc6 12.Nd5 cd5 13.a3 Ba5 14.Be2 Qg5 15.g4.

9.Be2 A) 9...Bd6 10.c5 (10.Nc3 0–0 11.c5 Bc7 12.0–0 Qe7 13.Qa4 Qe6 14.h3 h6 15.Rab1; 10.g4 Be6 11.g5 Ng8 12.bc6 bc6 13.cd5 cd5 14.Nc3 a6 15.Qa4; 10.Qb3 a6 11.c5 Be7 12.b6 0–0 13.Nc3 Bg4 14.0–0 Be2 15.Ne2; 10.bc6 bc6 11.c5 Be7 12.Nc3 0–0 13.0–0 Rb8 14.Rb1 Qa5 15.Nb3) 10...Bc7 11.Nc3 0–0 12.0–0 Qe7 13.Qa4 Qe6 14.h3 h6 15.Rab1; B) 9...Bb4 10.bc6 (10.g4 Be6 11.g5 Ng8 12.Qa4 Qa5 13.Qa5 Ba5 14.Nc3 Ne7 15.0–0) 10...bc6 11.g4 Be6 12.g5 Ng8 13.Qa4 Rb8 14.Bc3 Bc3 15.Nc3; C) 9...Be7 10.g4 (10.Nc3 0–0 11.0–0 Qa5 12.g4 Be6 13.g5 Ne8 14.Nb3 Qd8 15.bc6) 10...Be6 11.g5 Ng8 12.Nc3 Bg5 13.Rg1 h6 14.bc6 bc6 15.cd5; D) 9...a6 10.bc6 (10.g4 Be6 11.cd5 cd5 12.Nc3 Bd6 13.g5 Ng8 14.Qa4 Rb8 15.f4; 10.Nc3 ab5 11.g4 Bg4 12.Bg4 bc4 13.Rg1 g6 14.Be2 Qc7 15.Rg2; 10.cd5 Nd5 11.g4 Bg6 12.bc6 bc6 13.Nc3 Rb8 14.Qc1 Bb4 15.0–0; 10.ba6 Ra6 11.Qc2 Bg4 12.Bg4 Ng4 13.h3 Ngf6 14.Nc3 Bd6 15.0–0) 10...bc6 11.Nc3 Rb8 12.Rb1 Bb4 13.Qa4 0–0 14.0–0 Qa5 15.Qa5; E) 9...cb5 10.g4 (10.cd5 b4 11.Qa4 Be7 12.Nc4 Qc7 13.Nbd2 0–0 14.d6 Bd6 15.Qb5; 10.cb5 Bd6 11.Nc3 0–0 12.Qb3 Be6 13.0–0 Qa5 14.Rac1 Rac8 15.h3) 10...Be6 11.g5 bc4 12.gf6 Nf6 13.Nc3 Be7 14.0–0 0–0 15.Qc2.

6.Be2 a5

7.b5 b6 8.0–0 Be7 9.d4 ed4 10.Nd4 Be4 11.Nd2 Bb7 12.Bf3 Bf3 13.Qf3 0–0 14.Nc6 Qe8 15.Rae1 Nc5 16.e4 Qd7 17.e5 de5 18.Re5 Bd6 19.Rg5 Ne6?? (better is 19...Ne8 20.Rd5 Qe6+/–) 20.Qf6+– 1–0. Pcmvr – MimiSiku, playchess.de, 2004.

7.b5 c6 8.a4 (8.0–0 cb5 9.cb5 Rc8=) 8...Nb6 (8...Be7 9.0–0=) 9.c5 Nbd7 10.cd6 (10.d4 e4 (10...dc5?! 11.de5 Ne4 12.bc6 bc6 13.Nbd2+=) 11.Nh4 Be6–/+) 10...Bd6+= 11.0–0 Bg4 (11...0–0 12.bc6 bc6 13.d4+=) 12.bc6 bc6 13.d4 (13.Qc2 Rc8=) 13...Bf3+= 14.Bf3 (worse is 14.gf3 Qb8 15.Qc2 ed4+=) 14...e4 15.Be2 Bh2 16.Kh1 (16.Kh2 Qb8) 16...Bd6 17.Qc2 c5 18.Nd2 Qe7 19.Bb5 0–0 20.Bd7 Nd7 (worse is 20...Qd7 21.dc5 (worse is 21.Ne4 Qf5 22.Nf6 Qf6+=) 21...Bc5 22.Bf6 gf6 23.Ne4+/–) 21.Qe4 Qg5 22.Nf3 Qh5 23.Qh4 Qh4 24.Nh4 cd4 (24...f5 25.Rac1=) 25.Bd4 Be5 ½–½. Gorzel,S – Umbreit,Silke, BL2 Mitte, 1991.

7.b5 Be7 8.0–0=.

6.Be2 a6

7.0–0 Be7 8.d4 a5 (8...0–0 9.de5 de5 10.Ne5 Bb4 11.Nd7 Bd7) 9.ba5 ed4 10.Nd4 Bg6 11.Bf3 c6.

7.Nc3 A) 7...Be7 8.d4 0–0 9.Nh4 Be4 10.Ne4 Ne4 11.Nf5 ed4; B) 7...a5 B1) 8.a3 ab4 (8...Be7 9.0–0 0–0 10.d4 ab4 11.ab4 Ra1) 9.ab4 Ra1 10.Ba1 c5 11.bc5 dc5; B2) 8.ba5 Be7 (8...Ra5 9.d4 Be7 10.Nh4 Be4 11.Ne4 Ne4) 9.d4 0–0 10.Nh4 Be6 11.d5 Bg4; B3) 8.b5 Be7 9.d4 0–0 10.Nh4 ed4 11.Nf5 dc3; C) 7...c5 C1) 8.a3 e4 (8...Be7 9.0–0 0–0 10.d4 ed4 11.ed4 cb4; 8...Qb6 9.Qa4 Be7 10.0–0 0–0 11.e4 Bg4; 8...cb4 9.ab4 Be7 10.d4 Qb6 11.Ra4 Be6) 9.Nh4 Be6 10.0–0 Ne5 11.bc5 Nfd7; C2) 8.bc5 dc5 9.d4 ed4 10.ed4 Bd6 11.0–0 0–0.

7.d3 d5 8.Qb3 (8.a3 dc4 9.dc4 Qe7 10.c5 c6 11.0–0 0–0–0; 8.Qa4 dc4 9.dc4 a5 10.ba5 c6 11.0–0 Qc7; 8.0–0 dc4 9.dc4 Bb4 10.Ne5 Qe7 11.Nd7 Bd7) 8...dc4 (8...Qe7 9.a3 dc4 10.Qc4 c6 11.0–0 Qd6) 9.dc4 a5 10.ba5 Bd6 11.0–0 Nc5.

7.d3 Be7 A) 8.Nc3 Nb6 (8...c5 9.a3 0–0 10.0–0 Qb6 11.Qa4 Rfc8; 8...a5 9.b5 0–0 10.0–0 Re8 11.e4 Bg4; 8...0–0 9.0–0 a5 10.b5 c6 11.e4 Bg4) 9.0–0 0–0 10.e4 Be6 11.Ng5 Bc8; B) 8.a3 a5 (8...0–0 9.0–0 a5 10.Nc3 ab4 11.ab4 Ra1; 8...Nb6 9.0–0 0–0 10.e4 Be6 11.Ng5 Bd7) 9.Nbd2 ab4 10.ab4 0–0 11.Ra8 Qa8; C) 8.Nbd2 a5 9.a3 ab4 10.ab4 0–0 11.Ra8 Qa8; D) 8.0–0= 0–0 (8...a5 9.b5 0–0 10.d4 ed4 11.Nd4 Be6) 9.Nc3 c6 10.a3 Qb6 11.e4 Be6.

7.d3 h6 8.Nbd2 (8.0–0 Be7= (8...a5 9.b5 Be7 10.e4 Bg6 11.Nbd2 0–0) 9.Nc3 0–0 10.e4 Bg4 11.a3 c5; 8.e4 Be6 (8...Bg6 9.0–0 Be7 10.a3 a5 11.Nbd2 ab4; 8...Bg4 9.Nbd2 a5 10.b5 Nc5 11.0–0 Qe7; 8...Bh7 9.0–0 Be7 10.Nc3 a5 11.b5 0–0) 9.0–0 Be7 10.Nbd2 c5 11.bc5 Nc5) 8...c6 (8...Be7 9.0–0= 0–0 10.e4 Bg6 11.Qc2 c5; 8...a5 9.b5 Be7 10.e4 Bh7 11.Rb1 0–0) 9.a3 (9.e4 Bg4 10.h3 Bf3 11.Nf3 d5) 9...Be7 10.Qb3 (10.0–0= 0–0 11.e4 Bg6) 10...e4 (10...0–0!?= 11.e4 Bg6; 10...b6 11.e4 Bg6) 11.Nd4 (11.de4 Ne4) 11...Qc7?? (better is 11...Bg6+/–) 12.Nf5+– g6 (12...ed3 13.Bd3 (13.Ng7?! Kf8+–) 13...Bf8 14.Ne4+–) 13.Ne7 ed3 14.Qd3 (14.Ng6!? Rg8 15.Bd3 fg6+–) 14...Ke7 15.Ne4 (15.0–0 Rhe8+–) 15...Ne5 16.Qc2 Rad8 (16...Ne4 17.Qe4 f5 18.Qh4 g5+–) 17.Nf6 Kf6 18.f4 Ke7 (18...Kg7 19.0–0+–) 19.Qe4 (19.c5 Nd7 20.Qe4 Ne5 21.cd6 Qd6 22.Be5 Qd5 23.Qd5 cd5 (23...Rd5?? 24.Bh8 f5 25.g4+–) 24.Bh8 Rh8+–) 19...f5 20.Qc2 Nc4 (20...Nf7 21.Bh8 Nh8 22.e4 fe4 23.Qe4 Kf8 24.0–0+–) 21.Bc4 (21.Bh8 Ne3 22.Qc3 Kd7 23.Qe3 Rh8+–) 21...Rhe8 (21...Rh7 22.e4 d5 23.ef5 gf5 24.Be5+–) 22.0–0 (22.Qc3 Kd7 23.Bf7 Qb6 24.Be8 Re8+–) 22...c5 (22...d5 23.Bd3+–) 23.bc5 (23.Qc3 Kd7 24.Bf7 Re7 25.Bg6 Rf8+–) 23...Qc5 24.Qc3 (better is 24.Bd4 Qc6 25.Bf6 Kf6 26.Qc3 Re5 27.Qd4+–) 24...b5 (24...Kd7 25.Rfe1 b5 26.Qg7 Re7 27.Bf7+–) 25.Bb3 (25.Qg7) 25...Qc3+– 26.Bc3 Rc8 27.Rac1 h5 (27...Rc5 28.Bb4 Rcc8 29.Bd5+–) 28.Bd4 a5 29.Bd5 b4 30.ab4 Rc1 (30...ab4 31.Ra1 Rc7+–) 31.Rc1 ab4 (31...Rb8 32.ba5 Rb5 33.Rc7 Kd8 34.Bb6 Rd5 35.Rc5 Kd7 36.Rd5+–) 32.Rc7 Kf8 33.Bg7 1–0. Vahl,Laurens – Levels,Koen, NED–ch U16 op, 2000.

7.d4 A) 7...Bg4 A1) 8.h3 Bf3 9.Bf3 e4 10.Be2 d5 11.c5 Be7; A2) 8.Nfd2 Be2 (8...Bf5 9.0–0 a5 10.b5 Qe7 11.Nc3 Nb6) 9.Qe2 e4 10.a3 a5 11.d5 Qe7; A3) 8.0–0 e4 9.Nfd2 Be2 10.Qe2 d5 11.a3 Nb6; B) 7...a5 B1) 8.b5 a4 (8...Qe7 9.0–0 Bg4 10.Nc3 e4 11.Nd2 Be2; 8...Ne4 9.0–0 Qf6 10.Bd3 ed4 11.ed4 Ndc5) 9.0–0 e4 10.Nh4 Bg6 11.a3 Nb6; B2) 8.ba5 Qe7 (8...ed4 9.Nd4 Bg6 10.0–0 Ra5 11.Nc3 c6; 8...Ne4 9.Qb3 ed4 10.ed4 Qc8 11.Nh4 Be6; 8...Ra5 9.Bc3 Ra8 10.de5 Ne4 11.ed6 Nc3) 9.Nc3 Ra5 10.Nh4 Be4 11.0–0 ed4; C) 7...Be7 C1) 8.Nbd2 c6 (8...0–0 9.Nh4 Be4 10.Ne4 Ne4 11.Nf5 ed4; 8...Bg4 9.a3 a5 10.h3 Be6 11.0–0 ab4) 9.0–0 e4 10.Nh4 Be6 11.f4 Nb6; C2) 8.a3 a5 9.b5 Ne4 10.0–0 Bf6 11.Nbd2 Nd2; C3) 8.Nc3 0–0 9.Nh4 Be4 10.Ne4 Ne4 11.Nf5 a5; C4) 8.Nh4 Be4 9.Nc3 0–0 10.0–0 ed4 11.Ne4 Ne4.

6.Be2 c5

7.b5 Qc7 8.d3 Be7 9.0–0 0–0 10.e4 Bg4 11.h3 Bh5 12.a4 b6 13.Nc3 Rfe8 14.Nh4 Be2 15.Qe2 g6 16.Nf3 Nf8 17.Nd5 Nd5 18.ed5 f5 19.Bc1 Qd8 20.Qd2 Bf6 21.Ra2 Qe7 22.Bb2 Qg7 23.Rfa1 e4 24.Bf6 Qf6 25.de4 Re4 26.Qd3 Rae8 27.a5 Nd7 28.ab6 ab6 29.Ra8 Kf7 30.R1a7 Ra8 31.Ra8 Re7 32.Ra7 Ne5 33.Ne5 Qe5 34.Re7 Qe7 35.f4 Qe1 36.Kh2 (better is 36.Qf1 Qe3 37.Kh2=) 36...Qe4?? (better is 36...Qf2+=) 37.Qe4+– fe4 38.g4 Kf6 39.Kg2 g5 40.f5 (better is 40.Kg3!? h6 41.fg5 hg5 42.Kf2+–) 40...Ke5+/– 41.Kf2 ½–½. Fournier,Frederic (2180) – Robeson,Christian (2010), Active Senlis FRA, 2008.

7.b5 Be7 8.d3 0–0 9.0–0 e4 (9...a6 10.Nc3=) 10.Nh4 (10.Ng5 ed3 11.Bd3 Bd3 12.Qd3 a6=) 10...ed3 (10...Be6!? 11.de4 Ne4=) 11.Nf5+= de2 12.Ne7 (12.Qe2!? Re8 13.Rd1+=) 12...Qe7= 13.Qe2 Ne5 (13...a6 14.a4=) 14.Nc3 (14.Nd2 a6=) 14...Nfg4 (better is 14...Qe6 15.Na4 Qc4 16.Qc4 Nc4 17.Bf6 gf6=) 15.Rad1?? (15.Nd5 Qh4 16.h3 Rae8+=) 15...Rfd8?? (better is 15...Nh2 16.Rfe1 Qh4–/+) 16.Nd5+/– Qd7 (better is 16...Qh4!? 17.h3 Nh6+/–) 17.h3 Nf6?? (better is 17...Nh6+–) 18.Nf6 (better is 18.Be5!? Nd5 19.Rd5 Qc7+–) 18...gf6 19.f4 Ng6 20.Bf6 Re8 (20...Ne7 21.Qh5 Qf5 22.Qf5 Nf5+–) 21.f5 (21.f5 Re7 22.Qf3+–) 1–0. GuestCWWF – fsukno, freechess.org, 2016.

7.bc5 Nc5 8.d4 Ncd7+=.

6.Be2 Be7

7.0–0 Bb1 8.Qb1 e4 (8...0–0 9.d4 e4 10.Ng5+=) 9.Nd4 (9.Ng5 a5+/–) 9...c5 10.bc5 Nc5 11.Nf5 g6 12.Ne7 Qe7 13.f3 Rg8 (13...0–0 14.Bd4+/–) 14.fe4 (14.Bf6!? Qf6 15.fe4 Qe7+–) 14...Nfe4+/– 15.Qc2 h5 16.Bf3 f5 17.Bd4 Rc8 18.Bc5 (18.Rab1!?+/–) 18...Rc5+= 19.d4 Rc7 20.Rac1 (20.Qa4 Kf7 21.Qa7+=) 20...b5 (better is 20...Kd8!?=) 21.Be4+/– fe4 (21...Qe4!? 22.Qb3 Ke7 23.cb5 Rgc8 24.Rc7 Rc7+/–) 22.Qb3+– bc4 (better is 22...b4+–) 23.Qb8?? (better is 23.Rc4 Rc4 24.Qc4+–) 23...Qd8+= 24.Qb5 Qd7 25.Qd5 Rf8?? (25...Rg7+/–) 26.Rf8 (better is 26.Qe4 Qe7 27.Qa8 Kd7 28.Qf8 Qf8 29.Rf8+–) 26...Kf8= 27.Qe4 Qf5?? (27...Kg7 28.d5 Qg4 29.Qc2=) 28.Qa8 (better is 28.Rf1 c3 29.Rf5 gf5 30.Qe6+–) 28...Kg7= 29.Rf1 Qc8 30.Qd5 Qd7 31.Qf3 Qe7 32.Qd5 (better is 32.e4=) 32...Qe3–/+ 33.Kh1 Qe7 34.Qa8 (better is 34.Rc1!?–/+) 34...c3–+ 35.Qd5?? (better is 35.Qf3–+) 35...c2 36.Rc1 Qe3 37.h3 (37.Qe5 de5 38.g3 Qc1 39.Kg2 Qd2 40.Kh3 c1Q 41.d5 Qg1 42.d6 Qgh2) 37...Qc1 0–1. GuestDNWV – GuestPZLR, freechess.org, 2017.

7.0–0 c5 8.a3 Rc8 9.d4 b6 (9...ed4!? 10.ed4 cb4 11.ab4 d5+=) 10.de5+/– de5 11.Ne5 Ne5 12.Be5 0–0 13.b5 Qd1 14.Rd1 (14.Bd1?! Bd3 15.Nd2 Bf1 16.Kf1 Rfd8=) 14...Ne4 15.Nc3 f6 16.Nd5 Bd8 17.Bb2 Be6 18.Nf4 Bf5 (18...Bf7 19.Bg4 Rb8 20.f3+–) 19.Rd5 g6 20.f3 (20.g4!? g5 21.Rf5 gf4 22.Rf4 Ng5+–) 20...Ng5 21.g4 Bc2 22.a4 Nf7? (22...Re8 23.Kf2 f5+–) 23.Rd2 Bb3 (23...g5 24.Ne6 Re8 25.Nd8 Rcd8 26.Rc2 Re3 27.Bf6 Rde8+–) 24.Ra3 Bc4 25.Bc4 Kg7 (25...Bc7 26.Rd7 Bf4 27.ef4 Rce8 28.Bf6 Re1 29.Kg2 Rc1+–) 26.Ne6 Kg8 27.Nf8 (27.Rd7!? Be7 28.Re7 Nd6 29.Rg7 Kh8+–) 27...Kf8 28.Rd7 Ng5 29.Kf2 Bc7 (29...Be7+–) 30.Bf6 Nh3 31.Kg2 Ke8 32.Rad3 g5 (32...Bd6 33.R3d6 Nf4 34.ef4 a6 35.Rd8 Rd8 36.Rd8) 33.Re7 Kf8 34.Rdd7 (34.Rh7 Nf4 35.ef4 Bf4 36.Rh8) 34...h5 (34...Nf4 35.ef4 Be5 36.fe5 a6 37.Bg7) 35.Bg7 1–0. Fournier,Frederic (1950) – jorovi (1840), Active, 2005.

7.0–0 h6 8.Nc3 Nf8 (8...0–0 9.a3=) 9.Nh4 (9.d4 Ng6+=) 9...Bh7 10.f4 (10.d3 Ne6=) 10...e4 11.Qc2 (better is 11.g3=) 11...Qd7 (better is 11...N6d7!? 12.g3 Bh4 13.gh4 f5=) 12.f5+/– g5? (better is 12...0–0–0+/–) 13.Ne4+– Ne4 (13...Qd8 14.Nf6 Bf6 15.Qe4 Kd7 16.Bf6 Qf6 17.Qb7+–) 14.Qe4 (14.Bh8 Nf6 15.Qc3 a5+–) 14...Rg8 (14...d5 15.cd5 Rg8 16.Bf6+–) 15.Qb7 Rc8 16.f6 (16.Ng6 c5 17.Qd7 Nd7 18.Ne7 Ke7 19.bc5 dc5+–) 16...gh4 (16...Bd8 17.c5 c6 18.Qd7 Nd7 19.Nf5 Bf5 20.Rf5+–) 17.fe7 Ng6 (17...Ke7 18.Qa7 Be4 19.Rf2+–) 18.Bd3 h3 (18...c6 19.Qd7 Kd7 20.Rf7 Ne5 21.Bh7 Nf7+–) 19.Bf5 Qe7 (19...Qf5 20.Rf5 Ne7+–) 20.Qc8 Qd8 21.Bd7 Ke7 22.Bf6 1–0. Janek – Clayon, internet free game, 2017.

7.Nc3 c5 8.bc5 dc5 9.d4 ed4 10.ed4=.

7.Nc3 c6 8.0–0 0–0 9.d4 e4 10.Nh4 Bg6 (better is 10...Be6!? 11.d5 (11.f4 Nb6+= 12.Qb3 d5 13.cd5 Nfd5 14.f5 Bd7 15.Nd5 Nd5 16.f6 Bf6–+) 11...cd5 12.Nd5 g5 13.f4 gh4 14.Ne7 Qe7 15.f5 h3 16.fe6 fe6=) 11.Ng6+= fg6 (11...hg6 12.f3 ef3 13.Rf3 d5 14.Qb3 dc4 15.Bc4 Nb6 16.Bd3 Qd6+/–) 12.f3 (12.Qb3 Qc7 13.f3 ef3 14.Rf3 a5 15.b5 g5 16.Raf1 a4+–) 12...ef3 13.Bf3 Nb6 (13...g5 14.Rc1 Nb6 15.Qb3 d5 16.cd5 cd5+/–) 14.Qb3 Kh8 (14...d5 15.cd5 cd5 16.e4 a5+–) 15.e4 (15.c5 Nbd7 16.e4 Qc7+–) 15...d5 (15...a5 16.a3 ab4+–) 16.cd5 cd5 (16...g5+–) 17.e5 Ng8 (17...Nh5 18.a4+/–) 18.Bd5+– Nh6 (18...Rf1!? 19.Rf1 Rc8 20.Bb7+–) 19.Rf8 (19.Bb7?! Qd4 20.Kh1 Rf1 21.Rf1 Rf8 22.Rf8 Bf8+/–) 19...Bf8 20.Rd1 (20.Bb7?! Qd4 21.Kh1 Rb8+/–) 20...Rc8 (20...Nd5 21.Nd5 Nf5 22.Nf4+–) 21.Be6 Rc7 (21...Rc6 22.a3+–) 22.d5 Rc4 23.d6 Rb4 (23...Rf4+–) 24.Qb4 1–0. pierre – tonny, internet, 2010.

7.Nc3 c6 8.0–0 0–0 9.Nh4 Be6 10.Nf3 e4 11.Nd4 d5 12.b5 Nb6 (12...Rc8 13.bc6 bc6 14.Rb1=) 13.Ne6 (better is 13.bc6!? bc6 14.Nc6+/–) 13...fe6= 14.Qb3 Rc8 15.a4 c5 16.a5 Nbd7 (16...Nc4 17.Bc4 dc4 18.Qc4 Qd2 19.Qe6 Kh8 20.Qe7 Qb2 21.Rfc1+=) 17.Na4 (better is 17.cd5!? Ne5 18.de6+/–) 17...b6 18.a6 Ne5?? (18...Bd6 19.f4=) 19.d4 (better is 19.Be5 Bd6 20.Bd6 Qd6 21.f3+–) 19...cd4+= 20.Bd4 Ned7?? (better is 20...Nc4 21.Rfd1 e5–/+) 21.Rfc1 e5 (21...Nc5!? 22.Qd1 Bd6+=) 22.Bb2 Kh8 23.cd5 Nc5 24.Nc5 Bc5 25.Rd1 Re8 26.Rac1 Qd6 27.h3 Rcd8 28.Qc3 Nd5 29.Qc4 Nb4?? (better is 29...Qe6+–) 30.Rd6 Rd6 31.Bc3 Nd3 32.Bd3 (32.Rf1!? Ba3+–) 32...ed3 33.Rd1 e4 34.Bb2 (34.Qf7 Rg8+–) 34...Red8 (34...Rd7 35.Bd4 Bd4 36.ed4+–) 35.Qc3 (35.Qf7 Rg8+–) 35...R8d7 (35...R6d7+–) 36.Qe5 Rf6 (36...h6+–) 37.Qe8 (37.Qe8 Bf8 38.Bf6+–) 1–0. nizinna – stdd, kurnik, 2011.

7.d3 0–0 8.0–0 Re8 9.Nc3 c6 (9...c5 10.a3=) 10.Qb3 (10.e4 Bg4=) 10...a6 11.a4 Qc7 (11...a5 12.b5=) 12.Rac1 (12.e4 Bg4=) 12...a5 13.b5 c5 (13...Rac8 14.d4=) 14.Qd1 (14.e4 Bg4+=) 14...b6 (14...Nb6 15.e4 Bg4 16.Nd2 Be2 17.Ne2+=) 15.Ne1 (better is 15.e4 Bg4 16.Nd2 Be2 17.Qe2+=) 15...Rad8? (15...Be6 16.Bf3 Ra7 17.Bc6+=) 16.Bf3 (better is 16.g4!? Be6 17.g5+–) 16...g5 (16...Be6 17.Nd5 Nd5 18.cd5+=) 17.Bd5 (17.Bc6 Bg4 18.f3 Bf5+/–) 17...Kg7 (17...Bg4 18.Qd2+=) 18.Nf3 (18.Qf3 Bg6+=) 18...h6 19.d4 (19.Bc6 Bg6+/–) 19...Be6 (19...cd4 20.ed4 Kg8 21.Qd2+=) 20.Be6+/– fe6 21.de5 (21.d5 ed5 22.Nd5 Nd5 23.cd5 Rc8+/–) 21...de5 22.Qc2 g4 23.Nd2 Qb7 (23...Rf8 24.Nce4+=) 24.Nde4 (24.Rcd1 Rf8+/–) 24...Ne4 (24...Rf8 25.Rcd1+/–) 25.Ne4 Bf6? (better is 25...Rg8+/–) 26.Nd6+– (26.Nf6?! Kf6 27.f4 Kg7+–) 26...Qc7 27.Ne8 Re8 28.Qe4 h5 29.Rcd1 (29.f3 g3+–) 29...Nf8 30.Rd3 (30.f3 g3+–) 30...Nh7 (30...Re7 31.Rd2+–) 31.Rfd1 Re7 32.Qc6 (better is 32.Rd6 Ng5 33.Qc6 Qc6 34.bc6+–) 32...Qb8 (32...Nf8 33.Qc7 Rc7 34.e4+–) 33.Rd7 (better is 33.Rd8 Qc7 34.R1d7 Qd8 35.Rd8 Rf7+–) 33...Rd7 (33...Nf8 34.R7d6+–) 34.Qd7 (better is 34.Rd7 Kh6 35.Qe6 Qh8 36.Be5 Ng5+–) 34...Kg6 35.Qe6 Ng5 36.Qd6 (36.Qd6 Qd6 37.Rd6+–; 36.Qc6 Nf7+–) 1–0. Steiner,Peter Markus – Damrau,Willi, Baden–ch JS Eppingen, 2004.

7.d3 0–0 8.0–0 h6 9.Nc3 a5 10.a3 c6 11.e4 Bh7 12.Qb3 Qb8 (12...Re8 13.h3=) 13.Rfe1 (13.g3 Ra6+=) 13...Re8 (13...Qa7 14.Red1=) 14.Nd1 (14.g3 Nf8=) 14...Nf8 (14...ab4 15.ab4 Ra1 16.Ba1=) 15.Ne3 Ne6 16.Nf5 ab4 (16...Qd8!?=) 17.Ne7+= Re7 18.ab4 b6 19.Ra8 (19.b5 c5+=) 19...Qa8 20.Ra1 Ra7 21.Ra7 Qa7 22.Bd1 (22.b5 c5+=) 22...Bg6= 23.Qa4 Qb7 24.Nh4 b5 25.cb5 cb5 26.Qa5 Bh5 (26...Kh7 27.g3=) 27.f3+= Nf4 28.Qd8 (28.d4 Qb8+=) 28...Kh7+= 29.Qd6 Qa7 30.Qc5 Qd7 31.d4 (worse is 31.Qe5 Nd3 32.Qd4 Nb2 33.Qd7 Nd7–/+; 31.Be5 Nd3 32.Qd6 Ne5 33.Qd7 Ned7–/+) 31...Nd3 32.Qc3 Nb2 33.Qb2 Ne4?? (better is 33...ed4 34.g4 Bg6=) 34.Bc2+– (34.fe4?! Bd1 35.d5 Qa7 36.Qf2 Qa1 37.Qf5 Kg8=) 34...g5 (34...ed4 35.Be4 g6+–) 35.Be4 (35.fe4?! gh4 36.Bd3 ed4+=) 35...Kg8 36.Nf5 Bg6 37.Nh6 Kg7 38.Bg6 Kg6 (38...fg6 39.Ng4 ed4+–) 39.Ng4 Qd4 (39...f6 40.de5 Qa7 41.Kf1+–) 40.Qd4 ed4 41.Kf2 Kf5 (41...f5 42.Ne5 Kf6 43.Nc6+–) 42.Ke2 Ke6 (42...Kg6 43.Kd3 Kg7 44.Kd4+–) 43.Kd3 f5 (43...Kd5 44.Nh6 f6 45.Nf7+–) 44.Nh6 Kf6 (44...Ke5 45.Nf5! Kf4 46.Nd4+–) 45.Kd4 Kg6 (45...f4+–) 46.Kc5 (46.Kc5 Kf6 47.Kb5+–) 1–0. Orban,Chester J – Cordy,Joe, WS/O/269 ICCF, 2009.

7.d3 0–0 8.Nbd2 a5 9.b5 a4 10.a3 Nb6 (10...Nc5 11.e4 Bg6 12.0–0=) 11.e4 Bd7 (11...Be6 12.0–0=) 12.d4+= ed4 13.Nd4 c5 14.bc6 bc6 15.Nf5 Bf5 16.ef5 Re8 17.0–0 c5 (17...Rb8 18.Re1=) 18.Bf3 Rb8 (18...d5 19.Rb1=) 19.Bc6+= Rf8 20.Rb1 Qc7 21.Ba4 Na4 22.Qa4 Ra8 23.Qc2 Qa5 (23...Rfb8 24.Ne4 Ne4 25.Qe4+/–) 24.Nb3 (24.Rfe1 Rfe8+–) 24...Qa4+/– 25.Qc3 Ne4?? (better is 25...Rfb8 26.Nd2 Ne8+/–) 26.Qg7 1–0. GuestNQCZ – benoitseize, freechess.org, 2017.

7.d3 0–0 8.Nbd2 c5 9.b5 Nb6 (9...a6 10.a4=) 10.e4 Bg4 11.h3 Bh5 12.0–0 Ne8 13.g4 (13.a4 a6+=) 13...Bg6 14.a4 a5 15.Nb3 Nd7 16.Qd2 Nc7 (16...b6 17.h4 f6 18.h5=) 17.Na5 Nb5?? (better is 17...Ne6 18.Nb3 Nf4=) 18.ab5+– (18.cb5?! Ra5 19.Bc3 Ra7=) 18...h5 (18...Qc7+–) 19.Nb7 Qc7 20.Na5 hg4 21.hg4 Nf6 22.Ng5 Ng4 23.Bg4 Bg5 24.Qg5 Ra5 25.Bc3 Ra1 26.Ra1 Bh7 (26...Re8 27.f4+–) 27.Bf5 (27.f4 f6 28.Be6 Kh8+–) 27...g6 (27...Bf5 28.Qf5 Re8 29.f4+–) 28.Ra6 f6 29.Be6 Kg7 30.Qg3 g5 (30...Rb8 31.f4+–) 31.f4! ef4 (31...Bg8 32.b6 Qb8 33.Ra7 Qa7 34.ba7 Be6 35.fg5+–) 32.Qg2 (32.Qg5 Bg6 33.b6 Qe7+–) 32...Qe7 (32...Kh8 33.Ra8! Ra8 34.Bf6 Qg7 35.Qb2 Be4 36.Bg7 Kh7 37.de4 f3 38.Qf6 f2 39.Kh2 f1N 40.Kg1 Ra2 41.Qh6) 33.Bd5 (better is 33.Qg5! Bg6 34.Bf5 Kg8 35.Qg6 Qg7 36.Qg7 Kg7 37.Ra7 Kh8+–) 33...Bg6 (33...Kg6 34.Qh3 Rh8 35.Rb6+–) 34.Rb6 (34.Qg5 Kh7 35.Qf4+–) 34...Bf7 (34...Kh6+–) 35.Rb7 Qe8 36.Qg5 1–0. GuestBTYG – GuestSMGM, freechess.org, 2017.

7.d3 0–0 8.Nbd2 c6 9.a4 b6 10.0–0 Re8 (10...c5 11.b5=) 11.e4 Bg6 (11...Bg4 12.b5=) 12.Nh4+= Rc8 (12...Nf8 13.b5+=) 13.Ng6 fg6 14.f4 ef4 15.Rf4 Rf8 16.Bg4 (16.Nb3+/–) 16...h5 (better is 16...Ng4!? 17.Qg4 Rf4 18.Qf4 Bf6 19.Bf6 Qf6 20.Qf6 gf6+=) 17.Be6+– Kh8 18.Qe2 (better is 18.Qf3+–) 18...Ne5? (better is 18...d5 19.e5 Nh7+/–) 19.Bc8+– Qc8 20.Raf1 Qd8 (20...a6 21.d4 Nf7 22.Qd3+–) 21.h3 (21.b5 Qc7+–) 21...c5 22.b5 g5 23.Rf6! Bf6 (23...Bf6 24.d4 Combination; 23...Rf6 24.Qh5 Double attack; 23...gf6 24.Qh5 Combination) 24.Qh5 Kg8 25.d4 (25.Qe2 g4+–) 25...cd4 (25...Nd3!? 26.Ba1 cd4+=) 26.Bd4 Qe8 27.Qe2 Qg6 (27...g4!?+/–) 28.Be5+– de5 (28...Be5 29.Rf8 Kf8 30.Nf3+–) 29.Qg4 Qe8 30.Nf3 (30.Kh2 Qd8 31.Qe6 Kh8+–) 30...Qc8 31.Qh5 (31.Qc8 Rc8 32.Rc1 Kf7+–) 31...Qe8? (31...Qc4 32.Qg6+=) 32.Qg4 (32.Qe8 Re8 33.Kf2 Rc8+–) 32...Qc8 33.Qg3 (better is 33.Qc8!? Rc8 34.Rc1+–) 33...Qc4+= 34.Ng5 (better is 34.Qg4+=) 34...Qd4? (34...Re8!?=) 35.Kh1 (better is 35.Kh2 Bg5 36.Qb3 Kh7 37.Rf8 Bf4 38.Rf4 ef4 39.Qf3 Qa4 40.Qh5 Kg8 41.Qd5 Kh7 42.e5+/–) 35...Bg5? (35...Qc4 36.Rf5 Bd8 37.Kh2+/– (worse is 37.Re5 Bc7–/+)) 36.Rf8?? (better is 36.Qb3 Kh7 37.Rf8 Qe4 38.Qd1+–) 36...Kf8+= 37.Qg5 Qe4 38.Qd8 Kf7 39.Qd7 Kg6 40.Qa7 Qd4 41.a5 (41.Qc7+=) 41...Qd1 (better is 41...Qa1!? 42.Kh2 ba5+=) 42.Kh2+/– ba5 43.Qa5 Qd4 44.Qa6 Kh7 45.b6 (45.Qc6 Qf4 46.Kg1 Qd4 47.Kf1 e4+/–) 45...Qf4 46.Kg1 Qe3 47.Kh1 (better is 47.Kf1 Qf4 48.Ke2 Qe4 49.Kd2 Qg2 50.Qe2+=) 47...Qe1?? (better is 47...Qc1 48.Kh2 Qf4 49.g3 Qf2 50.Kh1 Qf3 51.Kg1 Qg3 52.Kf1 Qh3 53.Ke2 Qg4 54.Ke3 Qf4 55.Ke2 Qe4 56.Kf2 Qc6=) 48.Kh2+– Qe3 49.b7 Qf4 50.Kh1?? (better is 50.Kg1 Qe3 51.Kf1 Qf4 52.Ke2 Qe4 53.Kd2 Qb4 54.Kd3 Qd4 55.Kc2 Qc5 56.Kb3 Qd5 57.Kb4 Qd2 58.Kc5 Qf2 59.Kd5 Qg2 60.Ke5 Qh3 61.Qc4 Qh2 62.Ke6+–) 50...Qc1= 51.Kh2 Qf4 52.Kg1 Qc1?? (52...Qe3 53.Kf1 Qc1 54.Ke2 Qb2 55.Kd3 Qd4 56.Kc2 Qc5 57.Kb3 Qd5 58.Kb4 Qd4 59.Kb5 Qd3 60.Kb6 Qd6 61.Ka7 Qc5 62.Ka8 Qd5+–) 53.Qf1 Qc7 (53...Qc5 54.Qf2 Qc1 55.Kh2+–) 54.Qf5 (54.Qb1 e4 55.b8Q Qb8 56.Qb8 e3+–) 54...Kg8 (54...Kh6 55.Qc8 Qb6 56.Kh2+–) 55.Qc8 (55.Qc8 Qc8 56.bc8Q Kh7 57.Qf5 Kg8 58.g4+–) 1–0. GuestVGRH – Unimat, freechess.org, 2017.

7.d3 0–0 8.Nbd2 c6 9.a4 Qc7 10.0–0 d5 11.cd5 cd5 (worse is 11...Nd5 12.e4+–) 12.Rc1 Qb6 (better is 12...Qd6=) 13.Qb3 (13.Ne5 Qb4 14.Rb1 Qd6 15.Nd7 Nd7=) 13...Be6 (better is 13...Qb4!? 14.Qb4 Bb4–/+) 14.b5 d4 (better is 14...Bd6=) 15.Qd1 (15.Nc4 Bc4 16.Qc4 (worse is 16.dc4 d3 17.Bd1 e4–/+) 16...de3 17.Ne5 (worse is 17.Be5 Ne5 18.Ne5 ef2 19.Rf2 Rad8+=) 17...ef2 18.Rf2+=) 15...de3–/+ 16.Nc4 ef2 17.Kh1 (17.Rf2!? Bc4 18.Rc4–/+) 17...Bc4–+ 18.Rc4 Rac8 (better is 18...Bd6–+) 19.Ne5+= Ne5 20.Be5 Rfd8 (20...Rc4!? 21.dc4 Rd8+=) 21.Rc8= Rc8 22.d4 Ne4 23.Bd3 f6 (23...Qg6!? 24.Qf3 f5+/–) 24.Be4 fe5 25.Rf2 (25.Qb3 Kf8 26.de5+– (26.Rf2?! Bf6 27.Rf1 Qd4 28.Bh7 Qc4+=)) 25...ed4= 26.Qb3 Kh8 27.g3 Bf6 (27...Rd8 28.Qd3+=) 28.Qf3 Rc3? (better is 28...Re8=) 29.Qh5+– g6 30.Bg6 Rc7 (30...Rc7 31.Re2 Be5 32.Qe5 Rg7+–). GuestVPPL – Jubileum, freechess.org, 2017.

7.d3 0–0 8.h3 h6 9.a3 a6 10.Nc3 c6 11.e4 Bh7 12.Qc2 Rc8 13.a4 (13.0–0 d5=) 13...Qb6 14.Rb1 Rc7 (14...Qb4!? 15.Bc1 Qa5 16.Rb7 Rb8 17.Rb8 Rb8+=) 15.Bc1= Qa7 16.Qa2 Rfc8 17.Bd2 Ra8 18.0–0 Qb8 19.a5 b5 20.cb5 cb5 21.Rfc1 Qb7 22.Nd1 (22.Bd1 d5 23.Bb3 de4 24.Bf7 Kf8 25.Ne4 Rac8 26.Nf6 Bf6 27.Rc7 Qc7+–) 22...Rac8 (22...Rc1 23.Rc1 d5 24.ed5 Nd5 25.Qb3+=) 23.Rc7= Rc7 24.Rc1 (better is 24.Ne3=) 24...Rc1–/+ 25.Bc1 d5 26.Qb2 (26.d4 Bb4 27.de5 de4 28.ef6 ef3 29.Bf3 Be4–/+) 26...de4–+ 27.de4 (27.Ne1 Qd5 28.Nc3 Qd6 29.de4 Qb4–+ (29...Ne4?! 30.Ne4 Be4 31.Bd2–/+)) 27...Be4 (better is 27...Qe4!? 28.Ne3 Bb4 29.Bd2–+) 28.Ne1 Nd5 29.Bd2 Qc6 30.Bd3 Qg6 31.Be4 Qe4 32.f3? (32.Nc2 Qd3 33.Nce3 Nf4–+) 32...Qc4 (better is 32...Qd4!? 33.Qd4 ed4 34.Nd3–+) 33.Nc2 Qd3 34.Nce3 (34.Qc1 N7f6–+) 34...Bg5 (34...Bb4 35.Bb4 Ne3 36.Ne3 Qe3 37.Kh1–+) 35.Qc1 Nf4 36.Nc3 (better is 36.Kh1–+) 36...Qc3! 37.Qc3 (37.Qc3 Ne2 Double attack (37...Ne2 Decoy); 37.Bc3 Ne2 Double attack) 37...Ne2 38.Kf2 Nc3 39.Bc3 Be3 40.Ke3 f5 41.f4 e4 42.g4 g6 43.h4 White intends g5 43...h5 44.g5 (44.gf5 gf5 45.Kd4 Kf7–/+) 44...Kf7 45.Kd4 Ke6 46.Bd2 Kd6 47.Be3 Nb8 48.Bd2 (48.Kc3–+) 48...Nc6 49.Kc3 Kd5 0–1. Pachurka,Roland – Schramm,Finn (1645), Schleswig Holstein–ch B, 2007.

7.d3 a5 8.a3 ab4 9.ab4 0–0 10.Nbd2 Ra1 11.Qa1 Qa8 12.0–0 e4 (better is 12...Re8!?=) 13.de4+/– Be4 (13...Qa1!? 14.Ra1 Ne4+/–) 14.Ne4+– Qa1? (14...Ne4 15.Bg7 Qa1 16.Ba1+– (worse is 16.Ra1 Kg7 17.Bd3 d5–+)) 15.Ra1 (better is 15.Nf6 Bf6 16.Ba1+– (16.Ra1?! Bb2 17.Ra7 Rb8+=)) 15...Ne4+/– 16.g3 Bf6 17.Bf6 Ndf6 18.Nd4 c5 19.bc5 dc5 20.Nb5 Rd8 21.Rd1 (21.Ra7!?+/–) 21...Rd1= 22.Bd1 Nd2 23.Be2 Nd7 24.Nd6 b6 25.Kg2 Kf8 26.Nb5 Ne5 The isolani on c4 becomes a target 27.Na3 Ke7 28.f3 Kd6 29.Kf2 Kc6 30.h4 h5 31.f4 (31.e4!?+=) 31...Ng4 32.Bg4 hg4 33.Ke2 Ne4 34.Kf1 (34.Kd3!? Ng3 35.e4–+) 34...Ng3–+ 35.Kg2 Ne4 36.Nc2 (36.Kg1 f5–+) 36...f5 (36...b5!? 37.cb5 Kb5 38.Kf1–+) 37.Na3 Nd6 38.Kf2 b5 39.cb5 Nb5 40.Nc4 Kd5 41.Nb6 Ke4 42.Ke2? (42.Nc4–+) 42...Nc3 43.Kd2 (43.Kf2 Nd1 44.Kg3 Ne3–+) 43...Nd5 (better is 43...g3 44.Ke1 Nd1 45.Na4–+) 44.Nd5 (44.Nc4 g3 45.Ke2 Nc3 46.Kf1–+) 44...Kd5 45.Kc3 Ke4 (45...g3!? 46.e4 fe4 47.Kc2–+) 46.h5 Ke3 (46...Ke3 47.Kc4 g3–+) 0–1. Fournier,Frederic – ALMAOSCURA03 (1960), Active, 2004.

7.d3 a5 8.b5=.

7.d3 c6 8.Nbd2 0–0 9.h3 (9.0–0 Qb6 10.Bc3 Rfe8=) 9...a5+= 10.b5 cb5 (10...a4 11.e4 Bg6 12.0–0=) 11.cb5 b6 (11...a4 12.Nc4=) 12.0–0 Nc5 (12...a4 13.e4 Be6 14.Ng5=) 13.e4 (13.d4 Nd3 14.Qb1 Nb2 15.Qf5 Rc8+/–) 13...Be6 (13...Bd7=) 14.Rc1 (14.Qb1 Rc8=) 14...Rc8 (14...Ba2 15.d4 Nce4 16.de5 de5 17.Ne4 Ne4 18.Qc2–/+) 15.Re1 (15.a3 Re8=) 15...Qd7 (15...Ba2 16.d4 Nce4 17.Rc8 Qc8 18.Ne4 Ne4 19.Bd3+=) 16.Bf1 (16.a4 Qb7=) 16...Rfd8 (16...Qb5 17.Ba3 Qd7 18.d4 ed4 19.Nd4 Ba2 20.Bb5–/+) 17.Nc4 (17.a4!?=) 17...Bc4 (17...Qb5 18.Ba3 Bc4 19.Rc4–/+) 18.dc4 Qe6 (18...Nfe4!? 19.Nd2 Nd2 20.Qd2 Qf5+=) 19.Qc2 h6 (19...Rc7 20.Rcd1=) 20.Bd3 (20.Rcd1 Rc7=) 20...Nd3 (20...Nh5 21.Kh2=) 21.Qd3 Rc7 (21...Nh5 22.Nd2=) 22.Nd2 (22.Red1 Rdc8 23.Nd2 Nd7+=) 22...Rdc8 (22...Nd7 23.Red1=) 23.Qg3 (23.Rcd1 Nh5=) 23...Nh5 24.Qe3 (better is 24.Qd3!?=) 24...Bg5–/+ 25.Qd3 Bd2 (25...Nf4 26.Qc3–/+) 26.Qd2 Rc4 27.Bc3? (better is 27.Rc4!? Rc4 28.Rd1 Re4 29.Qd6 Re1 30.Kh2 Rd1 31.Qd1–/+) 27...Nf4 (27...Qg6 28.f3 Nf4 29.Bb2 Nh3 30.Kf1–+) 28.Re3 (28.h4 d5 29.g3 Nh3 30.Kg2 de4–+) 28...Qg6 (28...d5 29.Bb2 Qg6 30.g3 Nh3 31.Kg2 Nf4 32.Kh2 Qh5 33.Kg1 Rc1 34.Bc1–+) 29.Rg3 (29.g3 Nh3 30.Kg2 Ng5–+) 29...Qe4 30.Qd6 (30.Re1 Qd5 31.Qd5 Nd5 32.Bd2–+) 30...Ne2 (30...Ne2 31.Kh2 Ng3–+) 0–1. GuestJYHN – GuestFQDJ, freechess.org, 2017.

7.d4 0–0 8.0–0 c6 9.Nc3 Qc7 (9...a5 10.b5=) 10.Qb3 (10.Rc1 a5 11.b5 Qd8=) 10...Rfe8 11.Rad1 Bf8 (11...Bg4 12.Qc2=) 12.Nh4+= ed4 (12...Bg4 13.f3 ed4 14.ed4+= (worse is 14.Rd4 Be6+=)) 13.Nf5 dc3 14.Qc3 Rad8 15.Qd4 Pawn d6, live or die! (15.a3 g6 16.Ng3 Bg7+=) 15...Ne5 (15...c5 16.Qc3+=) 16.Qf4 d5 17.a3 g6 18.Nh6 Kg7 (18...Bh6!? 19.Qh6 Qe7 20.cd5 cd5+/–) 19.g4+– Ng8? (better is 19...Qe7+–) 20.Nf7! Qf7 Deflection from e5 21.Be5 Re5 22.Qe5 Qf6 23.Qf6 Nf6 24.Rd4 (24.cd5 Rd5 25.f4 g5+–) 24...c5 (24...Bd6 25.cd5 c5 26.bc5 Bc5 27.Ra4 Rd5 28.Ra5+–) 25.bc5 Bc5 26.Rd3 Rd6 (26...d4 27.Rfd1 Re8 28.g5+– (28.Rd4?! Bd4 29.Rd4 h6+–)) 27.Rfd1 Ba3 (27...Kf7+–) 28.Ra3 (28.Ra3 a6 29.Bf3+–) 1–0. Pleschke,Helmut – Jones,Brendon, IECG, 2000.

8.d4 a5 9.b5=.

8.d4 ed4 9.Nd4 Bg6 10.0–0 (10.a3 Nb6=) 10...Ne4 (10...c5 11.bc5 dc5 12.Nf3=) 11.Nd5 (11.Bf3 Nc3 12.Bc3+=) 11...Nb6 (11...c5 12.Nc2+=) 12.Ne7 (better is 12.Nb6!? ab6 13.f4+/–) 12...Qe7= 13.Nf3 Rad8 (13...a5 14.a3=) 14.Qb3 (14.a4 d5 15.Qd4 Nf6+=) 14...Bh5= 15.Rfd1 Ng5 16.Rd4 (16.Nd4 Be2 17.Ne2 Rfe8=) 16...Ne6 (16...Nf3!? 17.gf3 Nd7=) 17.Rd2+= Nd7 18.Rad1 (18.Re1 Nf6+=) 18...Nf6 (18...Ne5 19.Ne5 Be2 20.Ng6 fg6 21.Re2+=) 19.Nd4 (19.Qc2 Bg6 20.Bd3 Bd3 21.Qd3 Rfe8+=) 19...Nd4 20.Bd4 Be2 21.Re2 Rfe8 22.Qb2 (22.e4 Ng4+= (22...Ne4? 23.f3+–)) 22...Nh5 (22...Ng4 23.Red2+=) 23.Red2 (23.Ree1 Qe6+=) 23...Nf4 24.h3 (24.a3 Ne6+=) 24...Ne6= 25.Bc3 f6 (25...Qh4 26.Qb3=) 26.Qa3+= a6 27.Qa5 Kh8 28.Qd5 b6 29.a3 Ng5 30.Rd4 (30.Bd4 Ne4 31.Rc2 Qd7+=) 30...Ne4 31.Be1 (31.R4d3 f5+=) 31...Rb8 (31...Ra8 32.R4d3=) 32.h4 (32.R4d3 Ng5+=) 32...Qe5 (32...c5!? 33.R4d3 Qc7+=) 33.Qe5+/– fe5?? (better is 33...de5 34.Rd7 Rbc8+=) 34.Re4+– (34.Re4 Rbd8 35.Bc3+–) 1–0. Melich,J – Ryvova,A, Praha, 1996.

7.0–0 0–0

8.a4 c6 9.b5 Rc8 10.Nc3 h6 11.h3 Qc7 12.d3 Rfe8 13.d4 ed4 14.ed4 Bf8 15.Bd3 Bd3 16.Qd3 Re6 17.Rae1 Rce8 18.Re6 Re6 19.Re1 Re1 20.Ne1 Qd8 21.Qe2 Qe7 22.Qe7 Be7 23.Nf3 g6 24.Kf1 Nb6 25.Nd2 Nbd7 26.bc6 bc6 27.a5 Kf8 28.Nde4 Ne4 29.Ne4 Nf6 30.f3 d5 31.Nf6 Bf6 32.cd5 cd5 33.Ke2 Ke7 34.Kd3 ½–½. mr5reasons1 (1630) – metalac (1650), gameknot.com, 2013.

8.Nc3 a5 9.ba5 Ra5 10.d4=.

8.Nc3 a6 9.d4 Ne4 (9...c6 10.a3=) 10.Ne4 Be4 11.Bd3 Bd3 12.Qd3 Bf6 13.Qe4 (13.de5 Ne5 14.Be5 de5+=) 13...Re8 (13...Qc8 14.d5+=) 14.d5 (14.Qb7 Rb8 15.Qa6 Rb4 16.de5 de5+=) 14...c5 (14...Qe7 15.a3+=) 15.dc6+/– bc6 16.Qc6 e4 (16...Nb6 17.Rac1 Rc8 18.Qb7 Nc4 19.Ba1=) 17.Bf6 gf6? (better is 17...Nf6!? 18.Nd4 Qb8+/–) 18.Nd4+– Ne5 (18...Rc8 19.Qd6 Rc4 20.Nc6+–) 19.Qe4 Nc4?? (19...Rc8+–) 20.Qg4 Kh8 21.Nf5 Rg8 22.Qc4 Qd7 (22...d5 23.Qd3+–) 23.Qd5 Rg5 (23...Qe6 24.Rfd1 Rab8+–) 24.Qa8 (24.Qa8 Rg8 25.Qd5+–) 1–0. pierre – mra2007, chess.com, 2007.

8.Nc3 c5 9.a3=.

8.Nc3 c6 9.a3 a6 10.Rc1 (10.d4 Re8=) 10...Qc7 (10...a5 11.b5=) 11.d4 b5? (better is 11...a5!?=) 12.cb5+/– ab5 (12...e4!? 13.Nh4 Be6+–) 13.Nb5!+– Qb7 (13...cb5 14.Bd3 Double attack (14.Rc7 Pinning; 14.Rc7 Deflection; 14.Bd3 Decoy; 14.Rc7 Clearance)) 14.Nd6! Bd6 15.de5 (15.Ne5?! Rfc8=) 15...Nd5? (15...Be5 16.Ne5 Ne5 17.Be5 Rfd8+–) 16.ed6 Rac8 (16...N5f6 17.Qd4+–) 17.Nd4 Bg6 (17...Be4 18.Qb3+–) 18.Nc6 (18.Nc6 Be4 19.Qd4+–) 1–0. pcmvr (2560) – grasi, net–chess.com, 2006.

8.Nc3 c6 9.d4 Qc7 10.b5 (10.a3 Rfe8+=) 10...Rfd8 11.a4 Be6 (11...Rac8 12.a5=) 12.Qc2 (12.Ng5 Rf8+=) 12...ed4 (12...Nb6 13.bc6 bc6 14.Na2=) 13.Nd4+= d5 14.cd5 Bd5 (14...cd5!? 15.Rac1 Bd6+=) 15.Nd5+/– Nd5 16.bc6 Ne5 (16...Rac8 17.Bd3 (17.cd7?! Qc2 18.Bg4 Rc4 19.Nc2 Rg4+=) 17...N7f6 18.Bf5+/–) 17.cb7 Qb7 18.Rab1 Rac8 19.Qe4 Ng6? (19...Nc4!? 20.Ba1 Qa6+–) 20.Nf5 (20.Ne6!? Rd7 (20...fe6?? 21.Qe6 Kh8 22.Bg7 Kg7 23.Rb7+–) 21.Bd4 Nb4 22.Qb7 Rb7 23.Ng7 Rc2+–) 20...Qb4 21.Qb4 Bb4 22.Ng7 (22.Bg7 Nh4 23.Bd3 Bc5+–) 22...Bc3 (22...Rc2!? 23.Bf3 Bc3+/–) 23.Nf5+– Rb8 (23...Bb2 24.Rb2 Nc3 25.Bb5+–) 24.Ba3 Nb4 (24...Be5 25.Rb8 Rb8 26.Bc4+–) 25.Bb4 (25.Rb3 Nd5 26.Bc4 Rb3 27.Bb3 Nb6+–) 25...Bb4 26.Bb5 (better is 26.Rfd1 a5 27.Bf3+–) 26...Rd5?! (26...a5 27.Rfc1+–) 27.Rb4 (better is 27.e4!? Rdb5 28.ab5 Rb5+–) 27...Rf5 28.Rd4 Ne5 (28...Rf6 29.Rfd1+–) 29.Rfd1 Kg7 30.Rd5 Kf6 31.h3 (31.f4 Ng6 32.Rf5 Kf5+–) 31...Rg8 (31...h5 32.f4 Ng6 33.Rf5 Kf5 34.Rd6 Nf4 35.ef4+–) 32.f4 Nf3 33.Kf2 Rd5 34.Rd5 Nh4 35.g3 Nf5 36.g4 Ne7 37.Rd6 (37.Rd7 Nc8+–) 37...Kg7 38.Rd7 Ng6 (38...Nc8 39.a5+–) 39.Ra7 Rc8 40.Bd3 Rb8 (40...h6 41.a5+–) 41.Bg6 (better is 41.a5!? Rc8+–) 41...Rb2 (41...hg6 42.e4+–) 42.Bc2 (42.Kg3 hg6 43.e4 Kf6+–) 42...Rc2 43.Kg3 Re2 44.Re7 Ra2 45.Re4 Kg6 (45...Ra3 46.Kf3+–) 46.h4 h5 (46...h6 47.Rd4+–) 47.g5 (47.gh5 Kh6+–) 47...Ra3 (47...Ra1 48.Rc4+–) 48.Kf3 Ra1 49.Rd4 Rh1 50.Kg2 Rh4 (50...Ra1 51.e4+–) 51.a5 (better is 51.f5 Kf5 52.Rh4+–) 51...Rg4 (51...Kf5+–) 52.Kf2 h4 (52...Kg7 53.a6 Rh4 54.Ra4 Rh2 55.Kg1+–) 53.f5! Kf5 54.Rg4 Kg4 (54...h3 55.a6 Kg4 56.a7+–) 55.Kg2 h3 56.Kh2 Kf5 57.a6 Ke4 (57...Kg5 58.a7+–) 58.a7 Ke3 (58...Kf5 59.a8Q Kg5 60.Qd5 Kf6 61.e4+–) 59.a8Q (better is 59.Kg3 Ke4 60.a8Q Kf5 61.Qd5 Kg6+–) 59...Kf4 60.Kh3 (better is 60.Qd8 Ke4 61.Qe7 Kf5 62.Kh3 Kf4+–) 60...Kg5 61.Qd5 (61.Qg2 Kf6+–) 61...Kg6 (61...Kf6 62.Kg4+–) 62.Kg4 f6 (62...Kg7+–) 63.Kf4 Kg7 64.Kf5 Kf8 65.Kf6 Ke8 66.Qb7 Kd8 67.Ke6 Ke8 68.Qe7 1–0. Dessing,Bastiaan – Van Opheusden,Bas, NED–ch U12 Rijswijk, 2001.

8.Nc3 c6 9.d4 e4 10.Nd2=.

8.Nc3 c6 9.d4 Ne4 10.Ne4 Be4 11.Bd3 (11.a3 Qc7=) 11...Bd3 (11...d5 12.cd5 Bd5 13.e4+=) 12.Qd3+= ed4 13.Bd4 Bf6 (13...Ne5 14.Qe2+= (14.Ne5? de5 15.Rab1 Bf6–+; 14.Be5?! de5 15.Qc3 a5=)) 14.Qf5 (14.Rad1 Ne5 15.Be5 de5+=) 14...Bd4 15.ed4 Qf6?? (15...Nb6 16.Ng5 g6–/+) 16.Qd7+– 1–0. pcmvr (2225) – llinna (2145), net–chess.com, 2006.

8.Nc3 c6 9.d4 h6 10.Nd2 (10.Bd3!? e4 11.Nh4=) 10...ed4+= 11.ed4 Qb6 12.a3 Rfe8 13.Nb3 (13.Nf3 d5=) 13...d5 14.c5 Qc7 15.Bd3 (15.Re1 Qf4=) 15...Bd3 (15...Ng4 16.f4 Ne3 17.Qe2 Bd3 18.Qd3 Nf1 19.Rf1–+) 16.Qd3= Nf8 (16...Ng4 17.f4+=) 17.Rae1 Ng6 (17...Ne6 18.b5=) 18.Bc1 Bf8 (18...Nf4 19.Qf5 Ne6 20.b5=) 19.g3 (19.b5 b6+=) 19...Qd7 (19...Be7 20.Qf5=) 20.Qf3 Qh3 (20...Be7 21.Be3=) 21.Nd2 (21.b5 Be7=) 21...Re6 (21...Ng4 22.Qg2 Qg2 23.Kg2=) 22.Re6 Qe6 23.Kg2 (23.Ne2 Ne4=) 23...Re8 24.Nd1 (24.b5 b6 25.bc6 Qc6 26.cb6 ab6+=) 24...Ne4 (24...Be7 25.Ne3+=) 25.Ne3 (25.Re1 b6=) 25...Be7 (25...Nd2 26.Bd2 Qe4 27.Re1=) 26.Qf5 (26.Re1 Bf6 27.Nf5 b5=) 26...Bf6+= 27.Qe6 Re6 28.Nc2 (28.Nf5 Nc3+=) 28...Ne7 (28...Nc3 29.h3+=) 29.Ne4 Re4 30.Be3 Nf5 31.Rd1 Kf8 (31...Ne3 32.fe3 Kf8 33.Kf3+=) 32.h3 h5 (32...Ne3 33.fe3 Ke7 34.Kf3+=) 33.Rd3 (33.Kf3 g5+=) 33...Ke7 34.a4 (34.f3 Re6+=) 34...Kd7 (34...g5 35.f3 Re6 36.b5+=) 35.a5 (35.b5 h4 36.g4 Ne3 37.Re3 Bg5 38.Re4 de4=) 35...g6 36.f3? (36.Kf3!?+=) 36...Ne3–/+ 37.Ne3 Rd4 38.Rd4 Bd4 39.Nc2 Bc3 (39...Bg7 40.Kf2–+) 40.Kf2 d4 41.Ke2 Ke6 42.Kd3 Kd5 43.g4 (43.f4 h4 44.gh4 f6–/+) 43...hg4–+ 44.fg4 g5 (44...g5 45.Nd4 Bd4–+) 0–1. Sheehan,Anthony – Trevelyan,C, WLS–ch Cardiff, 1994.

8.Nc3 Bg6 9.Nh4 c6 (9...d5 10.Ng6 fg6 11.d4 dc4 12.Bc4 Kh8 13.a3+=) 10.f4 Ne8 (10...ef4 11.Ng6 fg6 12.Rf4+=) 11.Ng6+/– hg6 (11...fg6 12.Qb3+=) 12.a4 (12.Qc2 Nef6+/–) 12...Nc7 13.Qc2 (13.a5 d5 14.cd5 cd5 15.fe5 Ne5+/–) 13...Bf6 (13...Ne6 14.a5+/–) 14.fe5 de5 15.Bf3 Na6 16.Ba3 Re8 (16...Rc8 17.d3+/–) 17.b5 cb5 (17...Nab8 18.Ne4 Be7 19.Nd6 Bd6 20.Bd6+/–) 18.ab5+– Nac5 19.Ne4 (19.Bd5 e4+–) 19...Ne4 20.Be4 (20.Qe4 Rc8+–) 20...Qc7+/– 21.c5 (21.d3 Nc5 22.Bc5 Qc5+/–) 21...Rac8 (21...Rec8 22.Qb3+/–) 22.Rac1 Qa5 (22...Rcd8 23.Qa4+–) 23.Qb3+– Kh8? (better is 23...Rc7+–) 24.Qf7 (24.Bb7 Rb8 25.c6 Red8+–) 24...Qd2 (24...Qa3 25.Qd7 Rcd8 26.Qh3 Kg8 27.Bg6+–) 25.Rf3 1–0. pcmvr (2760) – kuksifae (2385), net–chess.com, 2006.

8.Nc3 h6 9.a4 b6 10.d4 e4 11.Nh4 Bh7 12.g3 c6 13.b5 c5 14.d5 (better is 14.Ng2!?+=) 14...Re8+= 15.Re1 g5 16.Ng2 Bf8 17.h4 Bg7 18.Kh2 Qe7 19.Rb1 gh4 (better is 19...Ne5!?–/+) 20.Nh4+= Ne5 21.Ra1 (better is 21.Ng2+=) 21...Ng6 (better is 21...Nd3 22.Bd3 ed3–/+) 22.Ng2 Rac8 23.Rh1 Ne5 24.Kg1 Bf5 25.Nb1 (25.Nf4 Qc7=) 25...Bg4 (25...Nfg4!? 26.Nd2 Nd3 27.Bd3 Bb2 28.Ne4 Be4 (worse is 28...Ba1 29.Nd6 Nf2 30.Kf2 Qd6 31.Bf5+=) 29.Qg4 Qg5 30.Qg5 hg5=) 26.Nd2= Be2 27.Qe2 Ng6 28.Nf1 (28.a5 Nd7 29.Bg7 Kg7+=) 28...Kf8 29.Nh4 Nh7?? (better is 29...Qd7=) 30.Bg7+– Kg7 (30...Kg8 31.Nf5 Qg5 32.Rh5 Qf5 33.Rf5 Kg7 34.g4+–) 31.Nf5 (31.Nf5 Kf8 32.Ne7 Ke7 33.a5+–) 1–0. algernon (2515) – lga (2295), net–chess.com, 2015.

8.Nc3 h6 9.d3 a5 10.a3 c5 11.e4 Bh7 12.bc5 Nc5 13.Rb1 Qd7 14.Ba1 Rfb8 15.Rb5 Ne6 16.Qd2 Nf4 17.Rfb1 N6h5 (17...Bg6 18.Bd1+=) 18.Nd5+/– Nd5 19.Ne5 (worse is 19.Rd5 Qc7+=; 19.ed5?! Nf4=) 19...de5 20.Rd5 Qc6 21.Bh5 Ba3? (better is 21...f6+/–) 22.Be5+– Bb4? (22...Rd8 23.Bg7! Kg7 24.Rd8 Rd8 25.Qc3 Qf6 26.Qa3 b6+–) 23.Bf7! (23.Rb4?! ab4 24.Bb8 Rb8 25.Bf7 Kh8+–) 23...Kf7 24.Qf4 Kg8 25.Bb8 Qe8 26.Bd6 Bd6 27.Qd6 Rb8 (27...b6 28.Rb6 a4 29.Rb7+–) 28.Qc7 1–0. Fournier,Frederic (2080) – Ovasquezbust, Active, 2004.

8.Nc3 h6 9.d4 e4 10.Nd2 c5 11.bc5 dc5 12.d5 a6 13.a4 Bd6 14.Qc2 Re8 15.Rfb1 b6 16.Nf1 Bg6 17.Ng3 Ne5 18.Rd1 Nfg4 19.Nce4 Be4 20.Ne4 Qh4 21.h3 Ne3 22.fe3 f5 23.Nd6 Re7 24.Nf5 1–0. algernon (2440) – lga (2290), net–chess.com, 2014.

8.d3 b6 9.a4 c5 10.b5 Re8 11.Nbd2 a6 12.ba6 Ra6 13.e4 Bg4 14.h3 Bh5 15.Nb3 h6 16.Bc3 White intends a5 16...Qa8 17.a5 Nh7 18.Qc2 Bf3 19.Bf3 Ng5 20.Bg4 Nf6 21.Be2 Bd8 22.ab6 Bb6 23.Ra6 Qa6 24.Ra1 Qb7 25.Ba5 (better is 25.f4!? ef4 26.Bf6 gf6 27.Bg4+=) 25...Ba5= 26.Ra5 Qd7 27.Rb5 Nh3 (better is 27...Rd8!?=) 28.gh3+/– Qh3 29.Qd1 h5 30.Nd2 h4 31.Qf1 Qd7 32.Nf3 Qg4 33.Qg2 Qh5 34.Qg5 (34.Qh3!? Ra8 35.Qh4 Qh4 36.Nh4 Ra2 37.Rb8 Kh7+–) 34...Qg5+/– 35.Ng5 Nd7? (better is 35...Nh7!? 36.Nh3 Kf8+/–) 36.Nf3 (36.Rb7 Nf8 37.Nf7 Re6+–) 36...h3 37.Kh2 f6 38.Kh3 Kf7 (38...Nf8 39.Rb6+–) 39.Kg2 (39.Rb7!? Ke7+–) 39...Rh8 40.Rb7 Ke7 41.Bd1 Ke6 (41...Rb8 42.Ra7 Kd8 43.Nh4+–) 42.Ba4 Rd8 43.Bd7 (43.Nh4 g6 44.Ng6+–) 43...Rd7 44.Rd7 Kd7 45.Kg3 Ke6 46.Kg4 (46.Nh4!? g5 47.Nf5 Kd7+–) 46...g6 47.Nh4 f5 (47...Kf7+–) 48.ef5 gf5 49.Nf5 d5 50.Ne3 e4 (50...d4 51.Nf5 e4 52.Nd4 cd4 53.de4 Kd6+–) 51.cd5 Ke5 52.de4 Ke4 (52...Kf6 53.f4 Kf7+–) 53.d6 1–0. Fournier,Frederic (1890) – livrerare (1840), Active, 2005.

8.d3 b6 9.Nc3 a5 10.a3 h6+=.

8.d3 b6 9.Nbd2 c5 (9...a5 10.Nh4 Bg4 11.f3+=) 10.b5 (10.Nh4 Be6 11.f4 Ne8+=) 10...a6 11.a4 (11.Nh4 Be6 12.a4 Ne8=) 11...ab5 (11...h6 12.Nh4 Bh7 13.g3+=) 12.cb5 (12.ab5 Qc8+=) 12...h6 (12...Be6 13.e4=) 13.Nc4 e4 14.de4 Be4 (better is 14...Ne4 15.Nfd2 Nef6=) 15.Nd6+/– Bd6 (15...Ra7 16.Ne4 Ne4 17.a5+–) 16.Qd6 Bb7 (16...Nd5!?+/–) 17.Rfd1+– Bc8?? (better is 17...Re8+–) 18.Ne5 Ra7 (18...Re8 19.Nf7! Kf7 20.Bf6 Qf6 21.Qd5 Kf8 22.Qa8+–) 19.Nc6 Qc7 20.Na7 Qa7 21.Qg3 Ne4 (21...Ne8+–) 22.Qg7 1–0. Janek – Indy, internet free game, 2017.

8.d3 c5 9.b5 Re8 10.Nbd2 Nf8 11.a4 Ng6 12.e4 Bg4 13.Ne1 Be2 14.Qe2 Qd7 15.g3 Qh3 16.f3 Nd7 17.Qg2 Qg2 18.Kg2 Bg5 19.Bc1 Be3 20.Nc2 Bh6 21.Nb3 Rf8 (21...Bc1!? 22.Rfc1 Kf8+=) 22.Bh6+/– gh6 23.Ne3 Kh8 (23...Ne7!?+/–) 24.Nf5+– h5 25.Nd6 b6 26.Nf5 Rae8 27.Ne3 Ne7 28.Nd5 Nd5 29.cd5 f5 30.Nd2 f4 31.Nc4 Rg8 32.Kf2 fg3 33.hg3 Re7 34.Rg1 Reg7 35.Raf1 Rf8 36.Ke2 Rg5 37.Rg2 a6 38.Rfg1 ab5 39.ab5 Ra8 (39...Rfg8+–) 40.Ke3 1–0. Fournier,Frederic (1830) – espadaajedrez (1635), Active (5/0), 2005.

8.d3 e4 9.Nd4 ed3 (9...Bg6 10.de4 a5 11.a3 ab4 12.ab4 Ra1 13.Ba1 Ne4 14.Nd2+=) 10.Nf5 (10.Bf3 Be4 11.Be4 Ne4 12.Qd3 Nef6+=) 10...de2= 11.Qe2 Ne5 (11...a5 12.a3=) 12.Nd2 (12.Rd1 Qe8+=) 12...Qd7 (12...a5 13.f4 Nc6 14.b5+/–) 13.Ne7 (13.e4 a5 14.f4 Nc6+=) 13...Qe7= 14.Nf3 Nfg4 (14...a5 15.Be5 de5 16.a3=) 15.Ne5 (15.Rfd1 Rfe8=) 15...Ne5 16.Rac1 (16.Rfd1 Rfe8=) 16...c5 (16...a5 17.f4 Nc6 18.b5=) 17.a3 Qe6 (17...cb4 18.ab4 a5 19.f4=) 18.f4 (18.Rfd1 Rac8+=) 18...Nc6= 19.b5 (19.f5 Qe4=) 19...Ne7 (19...Nd4 20.Bd4 cd4 21.Rf3=) 20.Qf3 Qd7 (20...f5 21.Qb7 Qe3 22.Kh1+=) 21.e4 f6 (21...f5 22.ef5 Nf5 23.Qd5 Qf7 24.Qf7 Kf7 25.Rfd1+=) 22.Rcd1+/– Qc7 (22...Qe6 23.Qd3 f5 24.Rfe1+/–) 23.Rd2 (23.Qg4 Rad8+/–) 23...Rad8 24.Rfd1 Nc8 (24...f5 25.e5 de5 26.Be5+/–) 25.Qc3 (25.Rd5 Nb6=) 25...Nb6 26.Qd3 (26.Qc2 Qf7 27.Rc1 Qe6+=) 26...Rd7 (26...Qf7 27.Rc2+=) 27.Qc2 (27.Bc1 Re8+=) 27...Rfd8 (27...Re8 28.a4+=) 28.g3 (28.Rd3 Re8 29.Rf3 Rde7+=) 28...Nc8 (28...Re8 29.Qd3+=) 29.a4 (29.Qd3 Nb6+/–) 29...Re7+= 30.e5 (30.Qd3 Nb6+/–) 30...fe5 31.fe5 (31.Be5 Ree8 32.Bc3=) 31...Rde8 (better is 31...Re6+=) 32.ed6+– Nd6 33.Rd6 Re1 34.Re1 Re1 35.Kf2 Qd6 (35...Re7 36.Qd3 Re8 37.Rd7 Rf8 38.Kg2 Qd7 39.Qd7+–) 36.Ke1 b6 (36...h6 37.Qe4 Qb6 38.Be5+–) 37.Qc3 (37.Qe4 Qf8+–) 37...Qe6 38.Qe5 (38.Qe5 Qd7 39.a5+–) 1–0. Kuhmann,Heinz (1635) – Weidenhoefer,Robert, Nuremberg Zabo op 4th, 2002.

8.d3 e4 9.de4 Ne4 10.Nbd2 Bf6 11.Nd4 Nd2 12.Qd2 Bg6 13.f4 (13.Bf3 c6=) 13...Be4 14.Bf3 (14.Rad1 a5 15.ba5 Nc5=) 14...Bf3 (14...Qe7 15.Rac1=) 15.Rf3 Nb6 16.Qc2 g6 (16...Qd7 17.Rh3 h6 18.Rd1=) 17.Rg3 (17.Rd1 a5 18.b5 Nd7+=) 17...Re8 (17...Qd7 18.c5 Nd5 19.Nf5 Bb2 20.Rd1=) 18.e4 (18.Rd1 a5 19.b5 Nd7+=) 18...Bd4 (18...a5 19.b5+=) 19.Bd4+= Nd7 (19...Qe7 20.Re1+=) 20.Bc3 (20.Re1 a5 21.b5 Nc5+=) 20...Nf6 (20...a5 21.ba5 Nc5 22.Re1+/–) 21.Re1+/– Nh5 22.Rf3 Qd7 (22...Qh4 23.f5+/–) 23.f5 g5? (better is 23...Qc6 24.Qd3 a5+–) 24.Qd2+– f6 25.g4 Nf4 26.Bf6 h6 (26...Qf7 27.Bg5 Ng6 28.c5+–) 27.h4 Qf7 (27...Qh7 28.Qc3 a5 29.b5+–) 28.hg5 hg5 29.Bg5 Ng6 (29...Ne6 30.Bh6 Ng7 31.g5+–) 30.Bh6 Ne5 (30...a5 31.ba5 Ne5 32.Qg5 Qg6 33.Qg6 (33.fg6?! Nf3 34.Kg2 Ng5 35.Bg5 Kg7+=) 33...Ng6 34.fg6+–) 31.Qg5 Kh7 (31...Qg6 32.Qg6 Ng6 33.fg6 Re6+–) 32.Rh3 Nf3 33.Rf3 Rg8 34.Qh4 Rh8 35.Rh3 Kg8 (35...Qg7 36.Bg7 Kg8 37.Qh8 Kf7 38.Qa8 Ke7 39.Rh8 d5 40.Be5 dc4 41.Rh7) 36.Qg5 1–0. Janek – Vigilante, internet free game, 2017.

8.d4 c6=.

8.d4 ed4 9.Nd4 Bg6 10.a3 a6 (10...Re8 11.Nc3=) 11.Nd2 (11.Nc3 a5+=) 11...c5 12.N4f3 (12.Nc2 Rc8=) 12...Qc7 (12...d5 13.bc5 Nc5 14.Ne5=) 13.Nh4+= Rad8 (13...d5 14.Ng6 fg6 15.cd5 cb4 16.Bg4+=) 14.Ng6+/– fg6 15.Rc1 (15.Qb3 Rde8+/–) 15...Ne5 16.Nf3 Kh8 17.Qc2 Nfd7 18.Rfd1 Rf5 (18...Bf6 19.Nd2+=) 19.bc5 (19.Nd2 cb4 20.ab4 Bh4+/–) 19...dc5 (19...Nc5 20.Rd5+/–) 20.Ne5 White is in command 20...Ne5 21.Rd5 (21.Rd8!? Bd8 22.Qe4+/–) 21...Rd5 22.cd5 The passed pawn on d5 quickly leads to threats 22...Bd6 (22...Nd7!?+=) 23.f4+/– Nd7 24.g3 b5 (24...Rf8 25.e4 g5 26.e5 gf4 27.ed6 Qd6 28.Qc3+–) 25.e4+– Rf8 26.e5 Be7 (26...c4 27.ed6 Qc5 28.Kg2 Qd5 29.Bf3 Qd6 30.Qc3+–) 27.d6 Bd6 28.ed6 Qd6 29.Qc3 (29.Bg4 Nf6 30.Bf6 gf6 31.Qc5 Rd8 32.Qd6 Rd6+–) 29...Qe7 (29...Rf7 30.Rd1 Qe7 31.Bf3+–) 30.Bf3 g5 (30...b4 31.Qd2 g5 32.Re1+–) 31.Re1 +–. Schirmer,Michael – Van der Hof,H, corr Germany, 1991.

8.d4 ed4 9.Nd4 Bg6 10.Nd2 c5 11.bc5 dc5 12.N4f3 Qb6 13.Qb3 Rfd8 14.Nh4 Bh5 15.f3 (15.Bh5 Nh5 16.Nhf3 Bf6 17.Bf6 Nhf6=) 15...Qe6 16.Rf2 (16.g4 Ne8 17.Ng2 Bg6=) 16...Ne5 (16...Ne8 17.g3–/+) 17.Nf1 (17.Qc2 Nfd7 18.Nf5 Bf6+=) 17...Rd7 (17...Nfd7 18.g3 Bh4 19.gh4–/+) 18.g3 (18.g4 Bg6 19.Ng6 Ng6=) 18...Bg6 (18...Rad8 19.Ng2 Nd3 20.Bd3 Rd3 21.Qa4+=) 19.Ng6 (19.f4 Neg4 20.f5+/– (worse is 20.Ng6 hg6 21.Rf3 Rad8+=)) 19...Ng6 20.e4 Ne8 (20...Rad8 21.Ne3=) 21.Ne3 Bf6 22.Nd5 Bb2 23.Qb2 Nf6 (23...Rad8 24.Rd1+=) 24.Qc2 (24.Rd1 Ne8+=) 24...h5 (24...Rad8 25.Rd1+=) 25.Bf1 (25.Rd1!?+=) 25...h4 26.a4 (26.Rd1!? Rad8 27.Qa4 hg3 28.hg3=) 26...hg3+= 27.hg3 Qe5 (better is 27...Nd5 28.cd5 Qe5–/+) 28.Qc3?? (better is 28.Rd1 Rad8 29.f4+=) 28...Rd5!–+ (worse is 28...Nd5 29.Qe5 Ne5 30.cd5+=) 29.Qe5 (29.cd5 Qc3 Remove defender; 29.ed5 Qc3 Remove defender) 29...Re5 (29...Ne5? 30.ed5 Re8 31.a5+–) 30.Rd1 Ree8 31.Rfd2 Kf8 32.Bh3 (32.g4 Nf4–+) 32...Ne5 33.Kf2 Nc4 (33...g5!? 34.Bf5–+) 34.Rc2 Ne5 35.Rc5 Nc6 36.a5 Re5 37.Re5 Ne5 38.Rb1 Rb8 (38...b6 39.Rb5 Nc4 40.a6–+) 39.Bg2 (39.Rb5 Nd3 40.Ke3 a6–+) 39...Nc6 40.a6 ba6 41.Rb8 Nb8 42.Ke3 Ke7 (42...a5 43.g4–+) 43.Kd4 (43.e5 Nd5 44.Kd3 Nc6–+) 43...Nh5 44.g4 Nf4 45.Bf1 Ne6 46.Kd5 a5 47.Kc4 (47.e5 Nd7 48.Ke4 Ng5 49.Kf4 a4–+) 47...Kd6 48.Kb5 (48.Kd3 Nc6 49.Ke3 Ne5–+) 48...Ke5 0–1. Stolzenwald,Karl Heinz – King,Alexander, Bad Woerishofen op1, 2006.

8.d4 ed4 9.Nd4 Bg6 10.Nd2 Re8 11.N2f3 (11.f4 Be4=) 11...Ne4 12.Qb3 Ndf6 (12...h6 13.Nc2+=) 13.Rad1 (13.h3 c5 14.Nc2 Qc8=) 13...c6 Covers b5 (13...Ng4!?+= is worth consideration) 14.Nh4= Qc7 (14...Nd7 15.Ng6 hg6 16.Bf3+=) 15.Ng6 (15.f3 Ng5 16.Ndf5 Rad8+=) 15...hg6 White has the pair of bishops 16.Nf3 (16.f3 Ng5+=) 16...Rad8 (16...Ng4 17.Qd3 Nef2 18.Rf2 Nf2 19.Kf2=) 17.Bd3 c5 (17...a5 18.a3+=) 18.b5 This push gains space 18...Bf8 19.Nd2 (19.Be4 Re4 20.Bc3 Nd7+=) 19...Nd2 20.Rd2 Ne4 21.Be4 Re4 22.Rd5 Praise the rook! 22...Rde8 23.Rfd1 f5 (23...a6 24.ba6 ba6 25.Qc2+=) 24.g3 Qf7 25.Kg2 g5 Black prepares the advance f4 26.Qc3 (26.Qd3 a6=) 26...R8e6 27.Qd3 g6 (27...Be7!?=) 28.Qc3 White has a mate threat 28...Qh7 29.h3 f4 30.ef4 gf4 31.g4 (31.R1d3 a6=) 31...Be7 (31...Re2 32.Bc1=) 32.Qd3 (32.R5d2 Bf6 33.Qf3 Bb2= (33...Rc4 34.Rd6 Qf7 35.Bf6 Rf6 36.Rd8 Kg7 37.R1d7+–)) 32...Qh4 White king safety dropped 33.Rd2 Kf7 (better is 33...Bf8=) 34.Rc2?? not a good decision, because now the opponent is right back in the game (better is 34.Qf3 the rescuing straw 34...a6 35.R5d3 ab5 36.cb5+=) 34...Re3–+ 35.fe3 Qg3 36.Kh1 (36.Kf1 Re3 37.Qe3 Qe3 38.g5 Qh3 39.Kg1 Qg3 40.Kf1 Bg5 41.Rg2 Qf3 42.Kg1 Qe3 43.Kh2–+) 36...Re3 37.Rf5 (37.Qe3 a last effort to resist the inevitable 37...Qe3 38.Rdd2 Qh3 39.Kg1–+) 37...gf5 38.Qf5 Ke8 39.Qg6 (39.Qh5 is not the saving move 39...Kd7 40.Bc3 Rf3 41.Qf5 Kd8 42.Ba5 b6 43.Qd3 Rd3 44.Re2 ba5 45.Re1 Qe1 46.Kg2 Rd2 47.Kf3 Qe3) 39...Kd8 40.Qg8 Kc7 41.b6 (41.Qd8 cannot undo what has already been done 41...Kd8 42.Bc3 Qh3 43.Kg1 Rg3 44.Kf2 Qh2 45.Kf1 Rg1) 41...ab6 42.Bc3 (42.Qc8 hardly improves anything 42...Kc8 43.Bc3 Rf3 44.Rf2 Rf2 45.a3 Qg2) 42...Qh3 0–1. Nemeth,Laszlo (2005) – Szucs,Imre (1935), HUN–chT2 Erkel, 2003.

8.d4 e4 9.Nfd2 d5 10.a3 c6 11.Nc3 a6 12.f3 h6 13.fe4 Be4 14.Nde4 Ne4 15.Ne4 de4 16.d5 Nf6 17.dc6 bc6 18.Qd8 Rad8 19.Rad1 Rd1 20.Rd1 Rd8 21.Kf2 g5? (better is 21...h5+/–) 22.Rd8+– Bd8 23.c5 Nd5 (23...Kf8 24.Ba6 Ke7 25.h3+–) 24.Ba6 f5 25.Bc8 f4 26.ef4 Nf4 27.Ke3 Ng2 28.Ke4 Nf4 29.Bd7 1–0. b4_player – hernan, casual, 2013.

8.d4 e4 9.Nfd2 d5 10.b5 (10.a3 dc4 11.Qc2 b5–/+) 10...c5 (10...a6 11.ba6 ba6 12.Nc3=) 11.Qb3 (11.dc5 dc4 12.Bc4 Nc5=) 11...cd4 (11...dc4 12.Bc4 Nb6 13.dc5 Bc5 14.Rd1+=) 12.Bd4= Bg4 (12...dc4 13.Bc4 Nb6 14.Rd1=) 13.Nc3 (better is 13.Bg4!? Ng4 14.cd5+/–) 13...Be2= 14.Ne2 dc4 15.Nc4 Nc5 16.Qc2 (16.Bc5 Bc5 17.Rfd1 Qc7=) 16...Rc8 (16...Qd7 17.Nc3=) 17.Rad1 Nd3 18.Qa4 (18.f3 Qd7 19.Ng3 Qb5 20.Bf6 Rc4–+) 18...Qc7+= 19.Nd2 Ng4 20.Ng3 f5 21.h3?? (better is 21.f3!? Nge5 22.fe4 fe4 23.Nde4 Rf1 24.Rf1+/–) 21...Ngf2= 22.Qb3 Kh8 (22...Rf7 23.Rf2 Qg3 24.Rf5 Qg6+/–) 23.Nh5= Bf6 24.Bf6 Rf6 25.Rf2?? (better is 25.Nf6 Nd1 26.Nd5+–) 25...Nf2= 26.Kf2 Rg6 (26...Rd6 27.Kg1=) 27.Nf4+= Rd6 28.Ke2 (28.Ne6 Qe7 29.Nd4 f4+–) 28...Qa5?? (better is 28...Rcd8=) 29.Nc4+– (29.Nc4 Rc4 30.Qc4 Rd1 31.Kd1 Qd8 32.Ke2+–) 1–0. Kuhn,Heinz – Jenal,Ralph, Saarland–chB, 1993.

8.d4 e4 9.Nfd2 d5 10.b5 c6 11.a4 Qc7 12.Ba3 c5 13.cd5 Nd5 14.Nc4 N7f6 15.f4 (15.dc5 Bc5 16.Bc5 Qc5=) 15...Rfd8 16.g4 Bc8 17.g5 Ne8 18.Bb2 Bf5 19.Nbd2 Nd6 20.Qb3 1–0. Wagner,Jean Philippe (1680) – Birot,Jacques, Noisy op, 2003.

8.d4 e4 9.Nh4 Bg6 10.Nc3 Nb6 11.Ng6 fg6 12.c5 dc5 13.dc5 Qd1 (13...Nbd5!?+/–) 14.Rad1 (14.Nd1?! Nbd5 15.Bc4 Kh8+=) 14...Nc8 15.Nb5 c6 16.Nc7 Rb8 17.Be5 Rf7 18.Bc4 Nd5 (18...a5 19.Ne6 Ra8+–) 19.Nd5 cd5 20.Bd5 Ra8 21.Bb7 a6 (21...Bc5 22.Rd8 Rf8 23.Bd5 Kh8 24.Rd7+–) 22.Ba8 Na7 (22...Bf6 23.Be4 Ne7 24.Bd6+–) 23.Rd7 (23.Rd7 Kf8 24.Ra7+–) 1–0. Pcmvr – AidyT, playchess.de, 2004.

8.d4 h6 9.Nc3=.

7.Nc3 0–0

8.0–0 a5 9.d4 (better is 9.b5!?=) 9...ab4–/+ 10.Nb5 e4 (10...ed4 11.Nbd4 Be4 12.Qb3+=) 11.Nh4+= Bg6 12.d5 (12.Ng6 hg6 13.d5 c6+=) 12...c6 (12...Nc5 13.Ng6 fg6 14.Nd4+=) 13.dc6 bc6 14.Nd6 Bd6 (14...Qc7!? 15.Nhf5 Bf5 16.Nf5 Bc5+=) 15.Qd6+= Ne8 (15...c5 16.Ng6 hg6 17.a3+=) 16.Qc6 Rc8 17.Qd5 Rc5 (17...Nc7 18.Qd2 Qh4 19.Qd7+=) 18.Qd1 Ne5?? (better is 18...Qh4 19.Qd7 Bh5+/–) 19.Qd8+– (19.Qd8 Nd3 20.Bd3 ed3 21.Ng6 fg6 22.Qd3+–) 1–0. lucya – deadly_1, gamecolony.com, 2007.

8.0–0 c5 9.a3 Qb6=.

8.0–0 c6 9.d4 ed4 10.Nd4+= Bg6 11.f4 h6 12.a3 Nb6 13.Qb3 d5 14.c5 Nbd7 15.f5 Bh7 16.Rf4 Ne5 17.e4 Nfg4?? (better is 17...de4 18.Ne4 Qc7+=) 18.Rg4+– (18.Bg4?! Bg5 19.Raf1 Bf4 20.Rf4 Nd3+–) 18...Ng4 19.Bg4 Bf6 20.Nf3 Re8 21.ed5 Bc3 (21...Qc8 22.Qc2 h5+–) 22.Qc3 (22.Bc3?! Qd5 23.Qd5 cd5+–) 22...Qd5 (22...f6 23.d6 Re4+–) 23.Qg7 1–0. pierre – dobossy, internet, 2010.

8.a3 c6 9.0–0 d5 10.cd5 cd5 11.d4 ed4 12.Qd4 Nb6 13.Rfd1 (13.Rac1 a5+=) 13...Rc8 (13...Qd7 14.Rac1+/–) 14.Rac1+/– Be4 15.Ne5 Re8 16.Bb5 Nfd7?? (better is 16...Rf8+/–) 17.Nd7+– Nd7 18.Ne4 Bf6 (18...Nf6 19.Be8 Rc1 20.Rc1 Ne8 21.Nc3+–) 19.Qd5 Rc1 (19...Rb8 20.Bf6 Nf6 21.Nf6 gf6 22.Qf3+–) 20.Bc1 Re5 (20...Rf8 21.Qd7 Bh4 22.Bb2 Qd7 23.Rd7+–) 21.Nf6 gf6 22.Qc4 (22.Qc4 Qf8 23.Bd7+–) 1–0. MrkT – Sigmund77, internet, 2005.

8.a3 e4 9.Nd4 Bg6 10.0–0 c5 11.Nb3 cb4 12.ab4 a6 (12...Ne5 13.Nd4=) 13.d3 Rc8 (13...d5 14.c5+=) 14.de4+/– Ne4 15.Nd5 Ne5 16.f4 (16.Ne7?! Qe7 17.Qd4 f6+=) 16...Nc4 17.Bc4 Rc4 18.f5 Bg5 (18...Bf5 19.Qd3 (worse is 19.Rf5 g6 20.Rf4 f5+–) 19...Ng3 20.Rf5 Nf5 21.Qc4+– (21.Qf5?! Bh4+/–)) 19.Qd3 (worse is 19.fg6 fg6 20.Qd3 Rf1 21.Rf1 b5+–) 19...Bf5 (19...Qc8 20.fg6 hg6+–) 20.Rf5 b5 21.Na5 (worse is 21.Ra6 g6 22.Rf3 f5+–) 21...Qc8 (21...Qd7 22.Rf3 Qc8+–) 22.Rg5! (22.Nc4 Qf5 23.Qd4 Qf2 24.Kh1 f6 25.Qe4 bc4 26.Qe6 Kh8 27.Qd6 Ra8+–) 22...Ng5 23.Ne7 Kh8 24.Nc8 Rfc8 (24...Rcc8 25.Qd6 Ra8+–) 25.Nc4 bc4 26.Qf5 c3 27.Qc8 1–0. Trkn – guest1299, ICC, 2003.

8.d3 d5 9.cd5 Bb4 10.Qb3=.

8.d3 h6 9.0–0 Bh7 (9...Be6 10.Qc2=) 10.a4 c5 11.b5 a5 (11...a6 12.Qd2=) 12.d4 (12.Nd2 Qb6+=) 12...Qc7 13.Re1 Rfe8 14.Bf1 (14.Rc1 Rac8=) 14...Bf8 (14...Rad8 15.Rc1=) 15.de5 de5 16.e4 Rad8 17.Nd5 Qb8 (17...Qd6 18.Bd3+=) 18.Nd2 (18.Qc2 Qd6+=) 18...Re6 (18...Qd6 19.Qf3=) 19.g3 (19.Qf3 Be7+=) 19...Ne8 (19...Rd6 20.Qe2=) 20.Bh3+= White launches an attack 20...Rd6 21.Nf3 (21.f4 f6+=) 21...f6 22.Nh4 Nc7 (22...Nb6 23.Qe2+=) 23.Nf5+/– Bf5 24.Bf5 (worse is 24.ef5 Nb6+=) 24...Ne6 (24...Nb6!?+/–) 25.Qg4 Nd4 (25...Nc7!?+/–) 26.Bd4+– cd4 27.Qg6 The mate threat is Qh7 27...Rd5 (27...Nc5 28.Qh7 Kf7 29.Bg4+–) 28.cd5 Nc5 29.Rec1 Qc7 (29...b6 30.Rc4+–) 30.Rc4 b6 31.Rac1 Qa7 (31...Qd6 32.Qh7 Kf7 33.Rd1+–) 32.f4 (32.Rd1 Qb7+–) 32...Qc7 (32...Qb8 33.Qh7 Kf7 34.Bg6 Ke7 35.Qg8+–) 33.Qh7 Kf7 34.Bg6 (34.Be6 Ke7+–) 34...Ke7 35.Qg8 Kd6 (35...Qd7 36.Rf1 Kd6 37.fe5 Ke5 38.Rf5 Kd6 39.Rd4 Kc7+–) 1–0. Lehr,Thomas – Rudolph,Hans Joachim, Landes–Einzelmeister, 1993.

8.d4 a5 9.b5=.

8.d4 c6=.

8.d4 ed4 9.Nd4 Bg6 10.0–0 Ne4 11.Nd5 Nb6 12.Ne7 Qe7= 13.Nf3 Rad8 14.Qb3 Bh5= 15.Rfd1 Ng5 16.Rd4 Ne6 17.Rd2+= Nd7 18.Rad1 Nf6 19.Nd4 Nd4 20.Bd4 Be2 21.Re2 Rfe8 22.Qb2 Nh5 23.Red2 Nf4 24.h3 Ne6= 25.Bc3 f6 26.Qa3+= a6 27.Qa5 Kh8 28.Qd5 b6 29.a3 Ng5 30.Rd4 Ne4 31.Be1 Rb8 32.h4 Qe5 33.Qe5+/– fe5?? 34.Re4+– (34.Re4 Rbd8 35.Bc3+–) 1–0. Melich,J – Ryvova,A, Praha, 1996.

8.d4 ed4 9.Nd4 Bg6 10.Nf3 (10.0–0 c5 11.Nc2 Bc2 12.Qc2 cb4=) 10...d5 (10...a5 11.b5=) 11.c5 c6 (11...a5 12.a3=) 12.0–0 Ne4 (12...a5 13.a3=) 13.Ne4 Be4 14.Nd4 (14.Nd2 Bf6 15.Bf6 Nf6 16.Ne4 Ne4=) 14...Bf6 15.a4 (15.Qd2 Re8=) 15...Qc7 16.Bd3 (16.a5 Be5 17.f3 Bf5=) 16...Bd3 (16...a5 17.Ba3+=) 17.Qd3= Ne5 (17...a5 18.Qd2=) 18.Qe2 (18.Qf5 Rfe8=) 18...Nc4+= 19.Rab1 (19.Rfb1 Rae8+=) ½–½. Cubok,Zdenek – Zwardon,Vojtech, Karvina CZE, 2005.

8.d4 e4 9.Nh4+= Bg6 10.Ng6 (10.0–0 d5 (10...c6 11.Ng6 fg6 12.Qb3 g5 13.f3 ef3 14.Rf3 Qe8 15.Raf1 g4 16.Rf4 Bd8+/–) 11.Ng6 fg6 12.Qb3 dc4 13.Bc4 Kh8 14.f3 ef3 15.Rf3 Nb6 16.Be2 a5+=) 10...hg6 (10...fg6 11.f3+= ef3 12.Bf3 c6 13.0–0 Qc7 14.Qd3 Rae8 15.a3 g5 16.e4 Qb6+/–) 11.a3+/– c5 (11...c6 12.d5+/– a5 13.dc6 bc6 14.b5 Rb8 15.Rb1 Qb6 16.Qd4 Rfc8+/–) 12.dc5 (12.0–0!?+/– Re8 13.f3 ef3 14.Bf3 Qc8 15.Qb3 Nb6 16.bc5 dc5+/–) 12...dc5+= 13.Qc2 (13.b5!?+= Re8 14.g4 Ne5 15.g5 Nh7 16.h4 f5+/–; 13.Qa4 Qc7 14.Rd1 cb4 15.ab4 a5 16.Nb5 Qb6=) 13...cb4= 14.Ne4 ba3 (14...Ne4 15.Qe4 ba3 16.Bc3= Nc5=) 15.Bc3 (15.Nf6 Nf6 16.Ba3 Qa5 17.Qd2 Qd2 18.Kd2 Ne4 19.Ke1 Bf6=) 15...Rc8 (15...Qc7 16.0–0 Rad8+=) 16.0–0 Ne4 (16...Qc7 17.Rfb1=) 17.Qe4 Nc5 18.Qc2 Ne6 (18...Na6 19.Rfb1 Qc7 20.Qb3+=) 19.Qa4 (19.Rfb1 b6+=) 19...a6 (19...Rc6 20.Bf3 Ra6 21.Qb5+=) 20.Bb4+= Bb4 21.Qb4 a5 (21...Qc7 22.Ra3 Rfd8 23.Raa1+=) 22.Qb7+/– Qc7 (22...Rb8!? 23.Qa6 Rb6+=) 23.Qc7+– Rc7 24.Ra3 Ra8 25.Rfa1 Rc5 26.g3 f5 (26...Kf8 27.Bf3 Ra7 28.Ra4+–) 27.Rb3 (27.Bf3 Ra7+–) 27...g5 (27...Kf8 28.Bf3 Ra7 29.Rb6+–) 28.Rb6 (28.Bf3 Ra6 29.Bd5 Kf8+–) 28...Kf7 (better is 28...Nc7!?+/–) 29.Bf3+– Ra7 (29...Re8 30.Bd5+–) 30.Bd5 Re7 (30...Rd5 31.cd5 Nc7 32.d6+–) 31.Ra6 (31.f4 gf4 32.ef4 Re8+–) 31...Kf6 32.R1a5 (32.Rb1!? Rc8+–) 32...Ra5 33.Ra5 g6? (33...Nc7+–) 34.Ra6 Kf7 (34...g4 35.Kf1+–) 35.Kf1 (35.f3 Kf6+–) 35...Kf6 (35...g4 36.Ke2+–) 36.Ke2 Ke5 37.f4 (better is 37.Be6!? Re6 38.Re6 Ke6+–) 37...gf4 38.Re6 Re6 39.ef4 Kf6 40.Be6 Ke6 41.Kd3 Kd7 42.Kd4 Kd6 43.c5 Kc7 44.Kd5 Kd7 45.c6 Kc7 46.Kc5 Kd8 47.Kd6 Kc8 48.c7 Kb7 49.Kd7 Kb6 (49...Ka6 50.c8Q Kb5 51.Qc6 Kb4 52.Qd6 Kc3 53.Qg6 Kd4 54.h4 Ke4 55.h5 Ke3 56.h6 Kf2 57.h7 Ke2 58.Qh5 Kd3 59.Qd1 Kc3 60.h8Q Kc4 61.Qhd4 Kb5 62.Q1a4) 50.c8Q Kb5 (50...g5 51.Qc4 g4 52.Qb4 Ka6 53.Kc6 Ka7 54.Qb7) 51.Qc3 Kb6 52.Qc6 (52.Qb4 Ka7 53.Kc6 g5 54.Qb7) 52...Ka7 (52...Ka5 53.Qc4 Kb6 54.Qb4 Ka6 55.Kc6 g5 56.Qb6) 53.Kc7 g5 54.Qb7 1–0. Bennett,Hilton Petrie (2070) – Pan,Alex, Open, Auckland NZL, 2003.

8.h3 Ne4 9.Ne4 Be4 10.d3 Bg6 11.Qd2 c6 12.0–0 a5 13.a3 ab4 14.ab4 Ra1 15.Ra1 Nf6 16.Nh4 Ne4 17.de4 Bh4 18.Bf3 Qb6? (18...f5 19.ef5 Bf5 20.e4 Bh3 21.Qd3–/+) 19.Bc3 (better is 19.Qd6!? Bf6 20.Be5 Be5 21.Qe5 Qb4 22.c5+/–) 19...Be7= 20.Ra5 f5 21.ef5 Rf5 (21...Bf5!? 22.b5 Bh3 23.bc6 bc6+=) 22.Qa2 e4?? (22...Rf7 23.Ra8 Bf8 24.Bg4+–) 23.Bg4 (better is 23.Rf5 c5 24.bc5+–) 23...Ra5+= 24.Qb2?? (better is 24.Qa5 Qd8 25.Qa7+=) 24...Ra8 25.Bg7 Kf7 26.Bh6 Bf6 27.Qb3 (27.Qd2 Qa6 28.Bf4 h5–+ (worse is 28...Qc4 29.Qd6 Be7 30.Qd7–+)) 27...Ra1 28.Kh2 Be5 29.g3 c5 30.b5 (30.Bf4 Qb4 31.Bd1 Bf4 32.Qb4 cb4 33.Bb3–+) 30...Qa5 31.Bf4 Qe1 (31...Qe1 32.Qd1 Rd1 33.Bd1 Qf2 34.Kh1 Qe1 35.Kg2 Qd2 36.Be2 Qe2 37.Kg1 Bf4 38.ef4 e3 39.f5 Qf2 40.Kh1 Bf5 41.g4 Be4#) 0–1. Rush,Bradley – Torfs,Gert, ZL–2012–0–01070, 2012.

8.Nh4 Be6+= 9.0–0 (9.Nf3 d5+=) 9...Nb6–/+ 10.d3 h6 (10...e4 11.de4 Nc4 12.Bc4 Bc4 13.Re1+=) 11.Nf3= Bg4 (11...a5 12.b5=) 12.a4 a6 (12...a5 13.b5=) 13.a5+= Nbd7 14.h3 (14.d4 Re8+=) 14...Bh5 (14...Be6 15.Qc2+=) 15.Qb3 White plans b5 (15.d4 Re8+=) 15...c5 16.b5 (16.bc5 Nc5 17.Qd1 Rc8+=) 16...ab5 (16...b6 17.ab6 Qb6 18.Rfb1=) 17.Qb5+= Ne8 (17...Ra7 18.Rfb1+=) 18.Nd5 (18.Rfb1 Ra7+/–) 18...Nc7 (18...Nef6 19.Nf6 (19.Qb7? Rb8 20.Nf6 Nf6–+) 19...Nf6 20.Bc3+= (20.Qb7? Rb8 21.Qa7 Rb2–+)) 19.Nc7 (19.Ne7!? Qe7 20.Qb7+/–) 19...Qc7+= 20.e4 (20.Ra3 Bg6+=) 20...Nb8 (20...Bg6 21.Bc3=) 21.Bc3 Nc6 Increasing the pressure on the isolated pawn on a5 22.Rfb1 Attacks the backward pawn on b7 (22.Rfe1 Ra7=) 22...Bf3 (22...Ra7 23.Qb6 Bd8 24.Qb2=) 23.Bf3+= Nd4? (better is 23...Ra7+=) 24.Bd4+– (worse is 24.Qb7 Nf3 25.gf3 Qd8+/–) 24...cd4 25.Qb7 Qb7 (25...Qd8 26.Qb6+–) 26.Rb7 Bg5 27.a6 Rfb8 28.Rd7 (28.Rb5 Bd8+–) 28...Bf4 (28...Rd8 29.Rc7+–) 29.g3 (29.Rd6 Rb3+–) 29...Bd2 30.Rd6 Bc3 (30...Rb3 31.Be2+–) 31.Ra2 Bb4 (31...Rb2 32.Rb2 Bb2 33.Bg4+–) 32.Rd7 (32.Rd5 f6+–) 32...Bc5 (32...g6 33.a7 Rb6 34.Kg2+–) 33.Rd5 Ba7 34.Re5 Rb6 (34...Rb3 35.Be2+–) 35.Re7 Rb3 (35...Kf8 36.Rb7 Re6+–) 36.e5 Rd3 (36...Rbb8 37.Ba8 Ra8+–) 37.Ba8 Bc5 38.Re8 Kh7 If Black now would get Rd1 in, he might survive 39.Be4 (39.Be4 g6 40.Bd3+–) 1–0. Gross – Dreyer, tt Dt.Bank–FAG, 1986.

6.Be2 g6

7.0–0 Bg7 8.d3 0–0 9.Nbd2 c6 10.a3 Re8 11.e4 Be6 12.Ng5 Qe7 13.Ne6 Qe6 14.Nf3 d5 15.Ng5 Qe7 16.cd5 cd5 17.Rc1 d4 (17...Bh6 18.h4=) 18.Bg4 (18.f4 ef4 19.Qb3 Rac8+=) 18...Bh6 19.h4 (19.f4 Ng4 20.Qg4 Rac8=) 19...Rac8 (19...Ng4 20.Qg4 Qd6 21.Rce1=) 20.Rc8= Rc8 21.Qe2 (21.Bh3 b5+=) 21...Ne8 (21...Ng4 22.Qg4 Rc2 23.Rb1+=) 22.Rc1 (22.f4!?+=) 22...Rc1 23.Bc1 f6?? (better is 23...Ndf6 24.Bh3 Qc7=) 24.Qa2+– Kf8 (24...Kg7 25.Ne6 Kh8 26.Bh6+–) 25.Ne6 Kf7 (25...Kg8 26.Bh6 Kh8+–) 26.Nd8 (better is 26.Bh6 Kg8 27.Nd8 Kh8 28.Nf7 Kg8 29.Ne5 Kh8 30.Nf7 Kg8 31.Bd7+–) 26...Kg7+/– 27.Ne6 Kf7 28.Bh6 f5 (28...Kg8 29.Nd8 Kh8 30.Nf7 Kg8 31.Ne5 Kh8 32.Nf7 Kg8 33.Bd7+–) 29.ef5 (29.Nc5 Kf6 30.Qg8 Nc5 31.Bg5) 29...gf5 (29...Kg8 30.fg6 Kh8 31.g7 Ng7 32.Bg7 Kg8 33.Nd4 Qf7+–) 30.Nd8 Kg6 (30...Kf6 31.Qg8 Ng7 32.Bg7 Kg6 33.Bf8 Qg7 34.Qg7) 31.Bg5 (31.Qg8 Ng7 32.Bg7 Qd8 33.Bh5 Kh5 34.Qh7 Kg4 35.Qg6 Kh4 36.g3 Kh3 37.Qf5) 31...Nef6+– 32.Bf6 (better is 32.h5 Kg5 33.Nf7 Qf7 34.Qf7 fg4 35.Qg7 Kh5 36.Kf1+–) 32...Kf6?? (32...Nf6 33.h5! Kh6 34.Bf5 Qd8 35.Qd2 Kg7 36.Qg5 Kh8+–) 33.Bf5! (33.Nb7?! fg4 34.Qg8 Qg7 35.Qd8 Qe7+/–) 33...Kf5 34.Qf7 (better is 34.Nb7 Qe6 35.Qe2+–) 34...Qf7+/– 35.Nf7 Nb6 (better is 35...b6!?+/–) 36.Nd6+– Ke6 37.Ne4 (37.Nb7 Na4+–) 37...Nd7? (better is 37...Na4!?+/–) 38.Ng5+– Kf5 39.Nh7 e4 40.de4 Ke4 41.Ng5 Kd3 42.Nf3 Kc3 43.h5 d3 44.h6 Nf6 (44...Nf8 45.Kf1+–) 45.g4! d2 (45...Ng4 46.h7 Passed pawn) 46.Nd2! Kd2 (46...Nh7 47.g5! Nf8+–) 47.g5 Nh7 48.g6 (48.g6 Nf6 49.h7 Nh7 50.gh7+–) 1–0. Fournier,Frederic (1790) – mapa1 (1755), rated blitz game, 2002.

7.Nc3 e4 8.Nd4+= c5 (8...Rg8 9.0–0+=) 9.Nf5+/– cb4?? (better is 9...gf5 10.a3 Rg8+=) 10.Ne4+– gf5 11.Nf6 Nf6 12.Qa4 Ke7 13.Qb4 Bg7 14.Qb7 Ke6 (14...Qd7 15.Qf3+–) 15.g4 (15.Bf3 Qd7 16.Qd7 Kd7 17.Ba8 Ra8+–) 15...Rb8 (15...Qf8 16.gf5 Kf5 17.Rg1+–) 16.gf5 Kf5 17.Qf7 Rb2 18.Bd3 (18...Kg5 19.Qg7 Kh5 20.Be2 Ng4 21.h3 Rb1 22.Rb1 Rf8 23.hg4#) 1–0. mrkt – Johnny_Dangerous, ChessWorld.net, 2004.

7.Nc3 Bg7 8.0–0 =.

7.Nc3 Bg7 8.d4 0–0 9.Nh4 Re8 (9...ed4!? 10.ed4 Be6=) 10.Nf5+= gf5 11.0–0 Nf8 12.de5 de5 13.Qc2 e4 14.Rad1 Qe7 15.a3 Ng6 16.g3 Ne5 17.Nb5 Nfg4 (17...a5 18.ba5 Ra5 19.Nd4+=) 18.h3+/– Nh6 19.Rd2 a6 20.Nd4 Rad8 (20...c5 21.bc5 Qc5 22.Rfd1+/–) 21.Rfd1 Qg5 22.c5 Kh8 (22...Ng6 23.c6 b5 24.a4+–) 23.c6+– bc6 24.Nc6 Nc6 25.Bg7 Kg7 26.Qc6 Rd2 27.Rd2 Re6 28.Qc7 Qf6 29.Qc1 Ng8 30.Qb2 Ne7 (30...Rc6 31.Qf6 Nf6 32.Kg2+–) 31.Qf6 Kf6 32.Rd7 Nc6 (32...f4 33.ef4 e3 34.Ra7+–) 33.Bc4 (33.Ba6?! Nb8 34.Bb5 Nd7 35.Bd7 Rd6+=) 33...Ne5 34.Be6 Ke6 35.Ra7 Nf3 36.Kf1 Nd2 37.Ke2 Nb1 38.Ra6 Ke7 39.Kd1 Nc3 40.Kc2 Nd5 41.Ra5 Kd6 (41...Nf6 42.Rf5 Nd7 43.Rf4+–) 42.Rd5 Kd5 43.Kc3 f6 44.a4 h5 45.a5 (45.a5 Kd6 46.b5+–) 1–0. Bennett,Hilton Petrie – Charles,Gareth, Australian op, 1999.

7.d3 Bg7 8.h3 c5 9.b5 Nf8 (9...0–0 10.0–0=) 10.0–0 Qd7 11.e4 Be6 12.Ng5 h6 13.Ne6 Ne6 14.Nd2 Nf4 15.a4 g5 16.Nb1 h5 Black prepares g4 17.Nc3 g4 18.hg4 (18.h4!?=) 18...hg4+= 19.Nd5 (19.Bc1!?+=) 19...N6d5–/+ 20.Bg4 (20.cd5 Qe7 21.g3–+) 20...Qe7 21.cd5 (21.g3 Qg5 22.cd5–+) 21...Qh4 22.f3 (22.Bh5 Rh5 23.Qh5 Qh5–+) 22...Qh2 23.Kf2 Qg2 24.Ke1 Qb2 25.Qd2 Qa1 26.Kf2 Qd4 0–1. GuestZDVD – GuestVCTG, freechess.org, 2017.

6.Be2 h6

7.0–0 Be7 8.a4 0–0 9.Qb3 c5 10.bc5 Nc5 11.Qd1 Qb6 12.Bc3 Nfe4 13.d3 Ng5 14.Ng5 Bg5 15.Qc2 Rfe8 16.Nd2 Qc7 17.e4 Bd7 18.Nf3 Bf6 19.Ne1 Ne6 20.Qd1 Nf4 21.g3 Ne2 22.Qe2 Bh3 23.Ng2 Rac8 24.Bd2 Qd7 25.Be3 Rc6 26.a5 (26.Ba7? b6–+) 26...Ra6 27.Rfb1 Qc7 Exerts pressure on the isolated pawn 28.Bd2 Bg2 (28...Be6!?=) 29.Kg2+= Bd8 30.Qg4 Kh8 31.f4 Bf6 32.Bc3 Rc6 33.Ra2 Qe7 34.Rf2 Rc7 35.Rb5 g6 36.f5 g5 37.Rfb2 Qd7 38.Qh5 Kh7 39.Bd2 Rg8 40.Qd1 Qc6 41.Be3 a6 42.Rb6 Qd7 43.Qb3 Kg7 44.Rb7 Rb7 45.Qb7 Qa4 46.Qb4 Qa1 47.Rb1 Qa2 48.Qb2 Qa5 49.Ra1 Qc7 50.Ra6 Rb8 51.Rb6 Ra8 52.Qb5 Ra2 53.Kh3 (53.Bf2!?+/–) 53...h5 54.Bg5 (54.g4!? Re2 55.Bg1+=) 54...Bg5= 55.Rb7 Qd8 56.Qd5 (56.Rb8!? Qe7 57.Qc6=) 56...Be7 57.c5 Ra5 58.d4 h4 (58...Qf8 59.Rc7 Bf6 60.Qd6 Qd6 61.cd6–/+) 59.de5+= Rc5 60.f6 Kg6 61.Qb3? (better is 61.Qd1 Qc8 62.Qg4 Qg4 63.Kg4+=) 61...Qc8–+ 62.Kh4?? (62.e6 hg3 63.hg3 Bf6 64.e5 Re5 65.Rf7 Re6 66.Rc7 Qh8 67.Kg2 Qa8 68.Rb7–+) 62...Qh8 (62...Bf6 63.ef6 Rh5) 63.Kg4–+ Qh5 64.Kf4 Qe5 65.Kg4 (65.Kf3 Rc3 66.Qc3 Qc3 67.Kg4 Qc8 68.Kf3 Qb7 69.fe7 Qe7 70.h3–+) 65...Qe4 0–1. Nemeth,Laszlo – Gaspar,Imre (2065), HUN–chT2 Erkel, 2008.

7.0–0 g5 8.d3 Bg7 A) 9.d4 A1) 9...a5 10.b5 (10.de5 de5 11.a3 Qe7 12.Qa4 c6 13.Rd1; 10.ba5 e4 11.Nfd2 Ra5 12.Nc3 Qe7 13.Qe1) 10...Qe7 11.Nc3 Rg8 12.Nd2 g4 13.Re1; A2) 9...Qe7 10.Qa4 (10.de5 de5 11.Qa4 Bg4 12.h3 Bf3 13.Bf3; 10.Nc3 0–0–0 11.Qa4 Kb8 12.Qa5 b6 13.Qa4) 10...c6 11.Nc3 g4 12.de5 de5 13.Nh4; B) 9.Nbd2 B1) 9...g4 10.Nh4 (10.Ne1 Qe7 11.Qa4 Rg8 12.e4 Bg6 13.Nc2) 10...Be6 11.d4 ed4 12.ed4 d5 13.Bd3; B2) 9...Qe7 10.e4 Bg6 11.Qa4 Nh5 12.g3 Nhf6 13.Qa5; B3) 9...a5 10.e4 (10.b5 g4 11.Nh4 Bh7 12.d4 Rg8 13.Re1) 10...Be6 11.b5 g4 12.Ne1 Rg8 13.Nc2; C) 9.Nfd2 C1) 9...a5 10.a3 (10.b5 Nc5 11.d4 ed4 12.ed4 Ne6 13.Bf3; 10.e4 Bg6 11.b5 Nc5 12.Nb3 Ne6 13.a4) 10...Be6 11.Nc3 0–0 12.Bf3 c6 13.b5; C2) 9...Qe7 10.e4 (10.Qa4 Kd8 11.e4 Bg6 12.Nc3 Kc8 13.Qa5; 10.Nc3 c6 11.e4 Be6 12.Rb1 0–0 13.b5) 10...Bg6 11.Qa4 Kd8 12.Nc3 Kc8 13.Qa5; C3) 9...c6 10.e4 (10.a3 Be6 11.d4 a5 12.e4 ed4 13.Bd4) 10...Bg6 11.Nc3 Qe7 12.Rb1 0–0 13.b5; C4) 9...c5 10.b5 (10.e4 Be6 11.a3 cb4 12.ab4 Qb6 13.Qa4; 10.bc5 Nc5 11.e4 Be6 12.Nc3 Rc8 13.Na4; 10.f4 ef4 11.ef4 g4 12.Ne4 Qb6 13.Ng3) 10...Qa5 11.e4 Be6 12.Nb3 Qc7 13.Nc3; D) 9.Nc3 D1) 9...a5 10.b5 (10.a3 g4 11.Nd2 Rg8 12.d4 ab4 13.ab4) 10...0–0 11.Qc2 Nc5 12.a3 Qd7 13.e4; D2) 9...Rg8 10.d4 (10.Nd2 c6 11.b5 Qb6 12.bc6 bc6 13.Rb1; 10.e4 Bg6 11.a4 a5 12.b5 Qe7 13.Rc1; 10.Qa4 c6 11.d4 g4 12.Nd2 ed4 13.ed4) 10...g4 11.Nd2 a5 12.a3 Bg6 13.Nb3; D3) 9...Be6 10.d4 (10.Nd2 0–0 11.a3 d5 12.Rc1 c6 13.cd5; 10.Qa4 c6 11.d4 g4 12.Nd2 ed4 13.ed4) 10...g4 11.Nd2 a5 12.b5 Bf5 13.Re1; D4) 9...g4 10.Nd2 Rg8 11.d4 a5 12.a3 Bg6 13.Nb3.

7.0–0 g5 8.d3 Rg8 9.e4 (9.Nc3 A) 9...g4 10.Nd2 c6 11.d4 ed4 12.ed4 Qb6 13.b5; B) 9...a5 10.b5 (10.a3 g4 11.Nd2 Bg7 12.d4 Bg6 13.Nb3; 10.ba5 Ra5 11.Nd2 Bg7 12.e4 Be6 13.Nb3) 10...g4 11.Ne1 Qe7 12.e4 Be6 13.Bc1; C) 9...Bg7 10.d4 (10.Nd2 c6 11.b5 Qb6 12.bc6 bc6 13.Rb1; 10.a4 g4 11.Nd2 a5 12.b5 h5 13.e4; 10.Qa4 c6 11.d4 g4 12.Nd2 Qb6 13.e4) 10...g4 11.Nh4 Bh7 12.Bd3 e4 13.Be2; 9.d4 A) 9...Qe7 10.Qa4 (10.Nc3 0–0–0 11.Qa4 Kb8 12.Qa5 c6 13.c5) 10...c6 11.Qa5 g4 12.Nfd2 d5 13.a3; B) 9...g4 10.Nh4 (10.Nfd2 c6 11.de5 de5 12.c5 b6 13.cb6) 10...Bh7 11.Nc3 Ne4 12.g3 Nc3 13.Bc3; C) 9...e4 10.Nfd2 Qe7 11.Nc3 c6 12.Rb1 Bg7 13.c5; 9.Nbd2 A) 9...Qe7 10.e4 (10.Qa4 g4 11.Ne1 Bg7 12.e4 Bg6 13.Nc2) 10...Bh7 11.Qa4 g4 12.Ne1 h5 13.Nb3; B) 9...g4 10.Ne1 (10.Nh4 Bh7 11.d4 Qe7 12.Qa4 Ne4 13.Ne4) 10...d5 11.a3 a5 12.f4 gf3 13.Ndf3; 9.Nfd2 A) 9...d5 10.a3 (10.b5 Qe7 11.cd5 0–0–0 12.e4 Bh7 13.Qc2) 10...a5 11.cd5 ab4 12.e4 Bg6 13.ab4; B) 9...Be7 10.a3 (10.e4 Bg6 11.a3 a5 12.Nc3 c6 13.b5; 10.d4 ed4 11.ed4 d5 12.c5 c6 13.b5; 10.Qa4 a5 11.ba5 c6 12.e4 Be6 13.d4) 10...g4 11.e4 Be6 12.d4 ed4 13.Bd4; C) 9...Qe7 10.e4 (10.Nc3 Bg7 11.Nd5 Nd5 12.cd5 Nb6 13.e4) 10...Be6 11.Na3 Bg7 12.Nb5 Nf8 13.c5; D) 9...a5 10.e4 Be6 11.b5 Bg7 12.d4 ed4 13.Bd4) 9...Bh7 (9...Be6 10.Nfd2+= (10.Nc3 g4 11.Nd2 Bg7 12.a4 a5 13.b5; 10.a3 Nb6 11.Nfd2 Qd7 12.a4 a5 13.b5) 10...a5 11.b5 Nc5 12.Nb3 Nfd7 13.Nc3) 10.h3 (10.Nc3 g4 11.Nd2 c6+= (11...h5 12.Nb3 h4 13.f4) 12.b5 a6 13.bc6; 10.a3 g4 11.Nfd2 Qe7 12.Qa4 c6 13.Nc3; 10.Nfd2 c6 11.b5 a6 12.bc6 bc6 13.Nc3; 10.Re1 c6 11.b5 g4 12.Nfd2 a6 13.bc6) 10...g4= 11.hg4 Ng4 12.Nh2 (12.Nc3!?= Bg7 13.Nd2) 12...Nh2–/+ 13.Kh2 Qh4 14.Kg1 0–0–0 15.g3 (15.Bf3 Be7–/+) 15...f5 16.Kg2? (better is 16.ef5!? Bf5 17.Bf3–/+) 16...fe4–+ 17.Rh1 Qf6 (17...Qf4 18.Bc1 Qf6 19.Bb2–+) 18.de4 Be4 19.Bf3 Bf3 20.Qf3 Qf3 (20...Qg6!? 21.Nd2–+) 21.Kf3–/+ Bg7 22.Nd2? (better is 22.Nc3–/+) 22...e4!–+ (22...e4 23.Ke4 Bb2–+) 0–1. Trkn – TDG703, itsyourturn.com, 2000.

7.0–0 g5 8.d4 e4 9.Nfd2 g4 10.Nc3 a6 11.Qc2 Qe7 12.Rfb1 h5 13.b5 Nb6 14.ba6 Ra6? (better is 14...ba6 15.a4 h4+/–) 15.c5!+– dc5 16.Ba6 ba6 17.Ba3 Nfd7 (17...Qe6 18.dc5 Nbd7 19.Qa4+–) 18.dc5 (18.Nde4?! Bg7+–) 18...Nc5 19.Ne2 Nba4 (19...h4 20.Nb3 g3 21.Bc5 gh2 22.Kh1 Qg5 23.Bb6 cb6 24.Qc6 Bd7 25.Qa8 Qd8 26.Qe4 Qe7 27.Qa8 Qd8 28.Qa6 b5+–) 20.Rb8 Kd7 (20...Bc8 21.Rc8 Kd7 22.Rf8 Rf8 23.Nb3+–) 21.Rd1 Kc6 (21...Ke6 22.Nf4 Kf6 23.Nd5 Kg7 24.Ne7 Be7 25.Rh8 Kh8+–) 22.Nd4 Kd5 23.Nf5 (23.Nf5 Kc6 24.Ne7 Be7 25.Rh8+–) 1–0. Trkn – guest7760, ICC, 2004.

7.d4 a5 8.b5 Be7 (8...e4 9.Nfd2 Be7 10.Nc3 0–0 11.0–0 c5 12.Qb1 cd4 13.ed4 d5 14.f3; 8...ed4 9.Nd4 Bg6 10.Nc3 Be7 11.0–0 0–0 12.f4 Nc5 13.f5 Bh7 14.Qc2) 9.0–0 (9.Nc3 0–0 10.0–0 c6 11.Rc1 Re8 12.Re1 Qc7 13.h3 a4 14.Na4; 9.Nh4 Bh7 10.Nc3 Ne4 11.Nf3 0–0 12.Ne4 Be4 13.Bd3 Bd3 14.Qd3; 9.Nbd2 e4 10.Nh4 Bh7 11.g3 0–0 12.0–0 g5 13.Ng2 c5 14.bc6) 9...0–0 10.Nc3 c6 11.h3 Qc7 12.Nh4 Bh7 13.Bd3 e4 14.Bc2.

7.d4 c6 A) 8.Nc3 A1) 8...e4 9.Nd2 (9.Nh4 Bh7 10.g3 Be7 11.0–0 g5 12.Ng2 0–0 13.f4 ef3 14.Rf3) 9...Be7 10.0–0 0–0 11.f3 ef3 12.Rf3 Be6 13.Rg3 d5 14.c5; A2) 8...a5 9.Nh4 (9.b5 Be7 10.0–0 0–0 11.Nh4 Be6 12.Nf3 Qc7 13.Ba3 c5 14.Qd3; 9.ba5 Qa5 10.0–0 Be7 11.Nh4 Bh7 12.Qb3 0–0 13.Rfe1 e4 14.g3; 9.a3 Be7 10.0–0 0–0 11.h3 Qc7 12.Qd2 Bg6 13.b5 a4 14.Rad1) 9...Be6 10.d5 ab4 11.de6 bc3 12.Bc3 Nc5 13.ef7 Kf7 14.0–0; A3) 8...Be7 9.h3 (9.0–0 0–0 10.h3 Qc7 11.Qd2 a5 12.b5 Rfe8 13.Rad1 a4 14.Ba3; 9.Qd2 a5 10.b5 0–0 11.0–0 cb5 12.cb5 a4 13.Ba3 Re8 14.Rac1; 9.Qb3 0–0 10.0–0 Qc7 11.h3 Rfe8 12.de5 Ne5 13.Nd4 Bh7 14.Rfd1; 9.b5 0–0 10.0–0 Re8 11.Qd2 Qc7 12.h3 Ne4 13.Ne4 Be4 14.bc6; 9.c5 0–0 10.0–0 dc5 11.de5 Ng4 12.bc5 Nde5 13.Nd4 Qd7 14.h3; 9.Nh4 Bh7 10.0–0 0–0 11.Nf3 Qc7 12.h3 Rfe8 13.a4 Bf5 14.a5; 9.de5 de5 10.0–0 0–0 11.a3 a5 12.c5 Qc7 13.Qb3 b6 14.cb6; 9.Qa4 0–0 10.0–0 a5 11.b5 Nb6 12.Qd1 e4 13.Nd2 Qd7 14.Qc2; 9.a3 0–0 10.0–0 Qc7 11.h3 a5 12.Qd2 Rfe8 13.Rfe1 Bh7 14.b5) 9...e4 10.Nd2 0–0 11.0–0 Qb6 12.Qc2 d5 13.a3 Rac8 14.Qa4; B) 8.Nh4 B1) 8...Bh7 9.Nc3 (9.0–0 Be7 10.Nc3 0–0 11.Nf3 Qc7 12.h3 a5 13.a3 Rfe8 14.Qb3; 9.Nd2 g5 10.de5 de5 11.Nhf3 Bb4 12.a3 Bd6 13.c5 Bc7 14.Nc4) 9...Be7 10.0–0 0–0 11.Nf3 Qc7 12.h3 Rfe8 13.a4 e4 14.Nd2; B2) 8...Be6 9.Nc3 (9.0–0 a5 10.b5 Be7 11.f4 ef4 12.ef4 Nb6 13.bc6 bc6 14.Nd2) 9...Nb6 10.d5 cd5 11.cd5 Nfd5 12.Bb5 Ke7 13.Nd5 Nd5 14.0–0; C) 8.Nbd2 Be7 (8...e4 9.Nh4 Bh7 10.g3 g5 11.Ng2 Bg7 12.0–0 0–0 13.c5 d5 14.b5) 9.Nh4 (9.0–0 0–0 10.Nh4 Bh7 11.Qb3 Qc7 12.h3 Rfe8 13.Rfe1 a5 14.a3; 9.a3 Qc7 10.0–0 0–0 11.h3 a5 12.Qb3 a4 13.Qc3 e4 14.Nh4; 9.Bc3 0–0 10.0–0 Qc7 11.Qb3 a6 12.Rac1 b6 13.Nh4 Bh7 14.g3; 9.Qb3 0–0 10.0–0 a5 11.ba5 Qa5 12.c5 e4 13.Nh4 Be6 14.Qc2; 9.de5 de5 10.c5 a5 11.a3 0–0 12.0–0 Qc8 13.Nc4 Ne4 14.Nfe5; 9.h3 0–0 10.0–0 e4 11.Nh4 Bh7 12.g3 g5 13.Ng2 Qc7 14.Qc2; 9.Rc1 0–0 10.0–0 Qc7 11.h3 Rfe8 12.Bc3 e4 13.Nh4 Bh7 14.f4; 9.Qa4 0–0 10.0–0 a5 11.b5 ed4 12.Nd4 Nc5 13.Qa3 Qd7 14.Nf5; 9.a4 0–0 10.0–0 Qc7 11.a5 e4 12.Nh4 Be6 13.g3 Rab8 14.Qb3; 9.b5 0–0 10.0–0 Qc7 11.c5 e4 12.Nh4 Be6 13.bc6 bc6 14.cd6; 9.g3 e4 10.Nh4 Bh3 11.Bf1 Be6 12.Be2 a5 13.a3 g5 14.Ng2) 9...Be6 10.0–0 0–0 11.f4 ef4 12.ef4 Nb6 13.a4 a5 14.f5; D) 8.0–0= Be7 9.c5 (9.h3 a5 10.b5 0–0 11.Nc3 Qc7 12.Qd2 Rfe8 13.a4 Nb6 14.Rfc1) 9...e4 10.Nh4 Be6 11.f4 Nd5 12.f5 Ne3 13.fe6 Bh4 14.Qc1.

7.d4 ed4 8.Nd4+= Be6 9.Ne6 fe6 10.Nc3 Bg7= 11.Ne4 e5 12.Nf6 Nf6 13.0–0 0–0 14.Qc2 c6 15.Rad1 Qc7 16.Rd2 Rad8 17.Rfd1 Qe7 18.b5 c5 19.Bf3+/– b6 20.Bd5 Kh8 21.a4 Ng4 22.h3 Nh6 23.e4 Nf7 24.a5 Ng5 25.Rd3 Rf4 26.Bc1 Rff8 27.Bg5 Qg5 28.ab6 ab6 29.Ra1 Rb8 30.Ra7 Rfd8 31.Rf3 ½–½. Reg_UK (2115) – leighcastle (1870), ChessWorld.net, 2003.

7.d4 e4 8.Nh4 (8.Nfd2!?+= is worth consideration A) 8...c5 9.bc5 (9.Qb3 cd4 10.Bd4 Be7 11.Nc3 a5 12.0–0 ab4 13.Qb4 0–0 14.Nd5) 9...dc5 10.Nc3 Qb6 11.Qb3 Bd6 12.Nb5 0–0 13.0–0 Be7 14.d5; B) 8...Be7 9.Nc3 (9.0–0 c5 10.bc5 dc5 11.Nc3 0–0 12.d5 Bd6 13.f4 ef3 14.Rf3; 9.Qc2 d5 10.0–0 0–0 11.a3 c6 12.Nc3 Nb6 13.cd5 cd5 14.Nb3) 9...a5 10.b5 0–0 11.Qc2 Re8 12.Nf1 d5 13.Ng3 Bg6 14.h4; C) 8...a5 9.ba5 (9.b5 Be7 10.Nc3 0–0 11.0–0 c5 12.Qb1 cd4 13.ed4 d5 14.f3) 9...c5 10.0–0 Qa5 11.Nb3 Qb4 12.dc5 Nc5 13.Bc3 Qb6 14.Bf6; D) 8...d5 9.Qb3 (9.0–0 Bb4 10.Qb3 a5 11.a3 Be7 12.cd5 Nb6 13.Nc3 0–0 14.f3) 9...dc4 10.Bc4 Qe7 11.a3 Nb6 12.Nc3 Nc4 13.Nc4 0–0–0 14.0–0) 8...Bh7+= 9.g3 d5 10.c5 (10.Nc3 g5 11.Ng2 dc4 12.Bc4 Nb6 13.Qb3 Nc4 14.Qc4) 10...Be7 (10...g5 11.Ng2 Be7 12.Nc3 0–0 13.0–0 c6 14.b5) 11.Nc3 0–0 12.0–0 c6 (12...g5 13.Ng2 c6 14.b5) 13.Ng2 (13.b5 g5 14.Ng2) 13...Ne8 (13...b6 14.Nf4= (14.Nb1=); 13...g5 14.b5) 14.a4 (14.b5+=) 14...Nc7 15.Qb3 Bf5 16.Rfb1 Ne6 17.b5 Ng5 18.Kh1 Nf3 19.Qd1 (19.a5 Nf6 20.a6 b6 21.bc6 Nd2=) 19...h5 (19...Nf6 20.Bf3 ef3 21.Ne1+=) 20.Rc1 (20.Ba3 Re8=) 20...g5 (20...Nf6!? 21.Bf3 ef3=) 21.Ne1= g4 22.Nf3 (22.a5 a6 A) 23.Nf3? looks very interesting, but 23...gf3 (23...ef3?! 24.Bd3 Bd3 25.Qd3+=) 24.Bf3 ef3 25.bc6 bc6–/+; B) 23.ba6 ba6 B1) worse is 24.Nf3 gf3 (24...ef3?! 25.Bd3 Bg6 26.Bg6 fg6 27.Qd3+=) 25.Bf1 h4–/+; B2) 24.Nc2=) 22...gf3–/+ (22...ef3 Weaker is 23.Bd3 Bd3 24.Qd3=) 23.Bf1 h4 24.Na2? (better is 24.Qd2!?+= is a viable option) 24...hg3–+ 25.fg3 Nf6 26.Qd2? (26.Nb4 Ng4 27.Qe1 Bg5–+) 26...Kg7 27.h4?? (better is 27.Nb4 Qc7 28.bc6–+) 27...Qc7 28.Qe1 (28.Rc2 does not improve anything 28...Nh5 29.b6 Ng3 30.Kg1 ab6 31.cb6 Qb8–+) 28...Rh8 (28...Nh5 keeps an even firmer grip 29.Kg1 Ng3 30.Rc2–+) 29.Bc3 (29.Kg1 no good, but what else? 29...Nh5 30.b6 Qg3 31.Qg3 Ng3 32.Rc2 Bh4 33.Bg2 ab6 34.Nc3–+) 29...Ng4 30.bc6 Rh4!! 31.Kg1 (31.gh4 Qh2 Mate attack Deflection) 31...Rah8 32.gh4 (32.Bg2 doesn't do any good 32...fg2 33.Kg2 Rh2 34.Kf1 Rh1 35.Ke2 R8h2 36.Kd1 Ne3) 32...Qh2 0–1. Kerlein,M – Garcia Sanchez,Jose Manuel, Filseck op 1st, 1997.

5.Nf3 Be7

6.a3 0–0 7.Be2 a5 8.0–0 ab4 9.ab4 Ra1 10.Ba1 Nc6 11.b5 Na5 =.

6.a3 a5 A) 7.d4 ab4 (7...e4 8.Nfd2 ab4 9.ab4 Ra1 10.Ba1 d5 11.Qa4 c6+=) 8.ab4 Ra1 9.Ba1 e4 10.Nfd2 d5 11.Qa4 c6+=; B) 7.b5 0–0 (7...Nbd7 8.Be2 0–0 9.d4 ed4 10.Nd4 Be6 11.0–0 Nc5=) 8.Be2 c6 9.Nc3 cb5 10.Nb5 Nc6 11.0–0 Na7=.

6.a3 Qd7 +=.

6.a4 c5 7.b5 (7.bc5 Nc6=) 7...a5 8.d3 0–0 9.Be2 Nbd7 10.0–0 Nb6 11.Nfd2 Qc7 12.Nb3 d5 13.N1d2 (13.cd5!? e4 14.de4 Be4 15.Nc3 Bd5 16.Nd5 Nfd5 17.Qd2=) 13...dc4= 14.Nc4 Nc4 15.dc4 Rfd8 16.Qc1 b6 17.Nd2 e4 18.Rd1 Bg4 19.Bf6 Be2 20.Be7 Qe7 21.Re1 Bd3 22.Qc3 Rd6 23.Rad1 Rad8 24.Nb3 Qe6 25.Rc1 Qg4 26.Nd2? (better is 26.Qe5!?–/+) 26...Rg6–+ 27.g3 Qh3 (27...Qh3 28.Qe5 Rh6–+) 0–1. Hal1958 – ABE, playchess.de, 2005.

6.a4 Nc6 7.b5 Na5 8.Be2 =.

6.Qb3 0–0 7.Be2 Nbd7 (7...Nc6 8.b5 Nb8 9.0–0=) 8.0–0= c5 (8...a5 9.ba5 Nc5 10.Qa3+=) 9.b5 (9.d4 cb4 10.de5 de5 11.Ne5 Qc7 12.Nd7 Nd7+=) 9...Nb6 (9...e4 10.Ne1+=) 10.a4 a5 11.Nc3 Re8 (11...Qc7 12.d4=) 12.d3 Qd7 13.h3 h6 (13...Rab8 14.Nh4=) 14.Rad1 (14.e4 Be6=) 14...e4 (14...Qe6 15.e4 Bg6 16.Nh4=) 15.de4+= Ne4 16.Ne4 Be4 17.Nd2 Bg6 18.Bf3 Bh4 (18...Qc7 19.e4+=) 19.Bd5 (19.Bc3!?+=) 19...Nd5= 20.cd5 b6 (20...Qe7 21.Rc1=) 21.Nc4 Rab8 (21...Qd8 22.f3+=) 22.g4 (22.f3 Bg3=) 22...h5 (22...f5 23.Qc2=) 23.f3 hg4 24.hg4 Qe7 (24...Bg5 25.e4=) 25.e4+= Bg5 (25...Rb7 26.Rc1=) 26.Rde1 (26.e5 de5 27.Be5 Rbd8=) 26...Bf6 (26...Bh4 27.Rc1=) 27.Re2 (27.Bf6 Qf6 28.Qb2 Qb2 29.Nb2 Kf8+/–) 27...Bb2 (27...Bh7 28.Rh2+=) 28.Qb2 Qh4 (28...f5 29.gf5 Bf5 30.Rh2+=) 29.Rh2+/– Qg3 30.Qg2 (30.Rg2 Qf4+/–) 30...Qf4 31.Qd2 ½–½. Van Esbroeck,Dirk – Leuschner,A, corr, 1994.

6.Qb3 Nbd7 7.Be2 +=.

6.b5 0–0 7.Be2 A) 7...Qd7 8.0–0 a6 9.Qa4 Bg4 10.d3 c6 11.Nc3 b6 12.h3 Bh5 13.bc6=; B) 7...a6 8.a4 (8.0–0 ab5 9.cb5 Re8 10.Nc3 Nbd7 11.d3 d5 12.Qc2 Bd6 13.e4+=; 8.Nc3 ab5 9.cb5 Nbd7 10.0–0 d5 11.d3 Bd6 12.Qc2 Re8 13.e4+=; 8.a3 ab5 9.cb5 c5 10.0–0 e4 11.Ne1 d5 12.d3 Qd6 13.Nc3+=) 8...ab5 9.ab5 Ra1 10.Ba1 Re8 11.0–0 c6 12.Nc3 c5 13.d4=; C) 7...Qe8 8.a4 (8.Nc3 a6 9.0–0 ab5 10.cb5 Qd7 11.d3 c5 12.a4 Ra5 13.Rc1=; 8.0–0 a6 9.a4 ab5 10.ab5 Ra1 11.Ba1 c6 12.Nc3 Qd7 13.d4=) 8...c5 9.d3 a6 10.0–0 b6 11.Nfd2 Be6 12.Bf3 Ra7 13.Nc3=; D) 7...Re8 8.d3 (8.0–0 a6 9.a4 Nbd7 10.a5 ab5 11.cb5 c6 12.bc6 bc6 13.Bc3=; 8.Nc3 a6 9.0–0 ab5 10.cb5 Nbd7 11.d3 d5 12.Qc2 Ra5 13.e4+=) 8...a6 9.a4 ab5 10.ab5 Ra1 11.Ba1 Nbd7 12.0–0 c6 13.Nc3=.

6.b5 a6 A) 7.d4 e4 8.Nfd2 (8.Qc2 ab5 9.cb5 0–0 10.Nfd2 d5 11.Nc3 Re8 12.a4 Bb4 13.h3+=; 8.Ng1 ab5 9.Qb3 c6 10.Nc3 Qa5 11.cb5 Be6 12.Bc4 Bc4 13.Qc4–/+) 8...ab5 9.cb5 0–0 10.Be2 d5 11.0–0 Nbd7 12.Nc3 Nb6 13.a4+=; B) 7.Nc3 B1) 7...Nbd7 8.ba6 (8.Be2 0–0 9.0–0 ab5 10.cb5 d5 11.d3 Bd6 12.Qc2 Re8 13.e4+=; 8.Nd5 0–0 9.Ne7 Qe7 10.d4 e4 11.Qc2 ab5 12.cb5 Nd5 13.a3+=; 8.d4 ab5 9.de5 de5 10.cb5 0–0 11.Bc4 e4 12.Nd4 Bg4 13.f3+=) 8...ba6 9.d3 0–0 10.Rb1 Rb8 11.Be2 Nc5 12.0–0 c6 13.e4=; B2) 7...0–0 8.a4 (8.d3 ab5 9.cb5 c6 10.e4 Bg4 11.Be2 cb5 12.Nb5 Qa5 13.Nc3+=; 8.Be2 ab5 9.cb5 Nbd7 10.0–0 Re8 11.d3 d5 12.Qc2 Bd6 13.e4+=; 8.ba6 Ra6 9.Be2 Nc6 10.d4 e4 11.Nd2 Qd7 12.0–0 Rfa8 13.Nd5=) 8...Nbd7 9.d4 Re8 10.Be2 ab5 11.ab5 Ra1 12.Qa1 Bg4 13.Qd1=; B3) 7...Qd7 8.d4 (8.Qa4 0–0 9.Be2 Qd8 10.0–0 Nbd7 11.d4 Nb6 12.Qb3 ab5 13.Qb5=; 8.Be2 ab5 9.cb5 0–0 10.0–0 c5 11.d3 Be6 12.Ng5 d5 13.Ne6=; 8.d3 0–0 9.Be2 ab5 10.cb5 c6 11.e4 Bg6 12.Nh4 d5 13.Ng6=) 8...e4 9.Nh4 Bg4 10.Qc2 ab5 11.h3 Bf5 12.Nb5 0–0 13.g4+=; B4) 7...ab5 8.cb5 (8.Qb3 Nbd7 9.d4 ed4 10.Nd4 Nc5 11.Qd1 Bg4 12.f3 b4 13.Nd5–/+; 8.Nb5 0–0 9.Be2 c6 10.Nc3 Nbd7 11.0–0 Qa5 12.d4 Rfe8 13.a3+=) 8...0–0 9.Be2 Nbd7 10.0–0 Re8 11.a4 Ra5 12.d3 d5 13.Nd5=; C) 7.Be2 C1) 7...0–0 8.a4 (8.0–0 ab5 9.cb5 Re8 10.Nc3 Nbd7 11.a4 c5 12.bc6 bc6 13.d4+=; 8.Nc3 ab5 9.cb5 Nbd7 10.0–0 d5 11.d3 Re8 12.Qc2 Ra5 13.e4+=; 8.d3 ab5 9.cb5 Be6 10.Nc3 Nd5 11.Nd5 Bd5 12.a4 c5 13.0–0=) 8...ab5 9.ab5 Ra1 10.Ba1 Nbd7 11.0–0 Nb6 12.Nc3 Be6 13.d4=; C2) 7...Nbd7 8.a4 (8.ba6 ba6 9.0–0 Rb8 10.Bc3 0–0 11.d3 c6 12.Nbd2 Qc7 13.e4+=; 8.d3 ab5 9.cb5 0–0 10.0–0 c5 11.bc6 bc6 12.Nbd2 Qc7 13.Qc2=; 8.0–0 ab5 9.cb5 0–0 10.a4 c5 11.bc6 bc6 12.d4 Qc7 13.de5=) 8...0–0 9.0–0 ab5 10.ab5 Ra1 11.Ba1 Nb6 12.Nc3 Be6 13.d4=; C3) 7...c5 8.bc6 Nc6 9.0–0 Qb6 10.Qb3 Qc7 11.d3 0–0 12.Nc3 Rfc8 13.Rab1=; C4) 7...ab5 8.cb5 0–0 9.0–0 Re8 10.d3 Nbd7 11.a4 c6 12.Nbd2 c5 13.e4=.

6.b5 c6 7.Be2 A) 7...0–0 8.0–0 (8.Nc3 cb5 9.cb5 Qa5 10.d4 e4 11.Nd2 Rc8 12.Nb3 Qb6 13.d5=; 8.d4 e4 9.Nfd2 d5 10.Qb3 cb5 11.Qb5 b6 12.Ba3 Ba3 13.Na3=; 8.a4 a6 9.0–0 ab5 10.ab5 Ra1 11.Ba1 cb5 12.cb5 Qc7 13.Nc3=) 8...cb5 9.cb5 Nbd7 10.Nc3 Rc8 11.d3 d5 12.Nd5 Nd5 13.e4=; B) 7...cb5 8.cb5 0–0 9.0–0 Nbd7 10.Nc3 Rc8 11.d3 d5 12.Nd5 Nd5 13.e4=; C) 7...Nbd7 8.a4 (8.0–0 cb5 9.cb5 Rc8 10.Nc3 0–0 11.d3 d5 12.Nd5 Nd5 13.e4=) 8...0–0 9.0–0 Qc7 10.Nc3 a6 11.d4 Rfe8 12.Nh4 Be6 13.d5=; D) 7...a6 8.bc6 (8.d4 e4 9.Nfd2 ab5 10.cb5 0–0 11.0–0 d5 12.Qb3 Qd6 13.a4+=; 8.0–0 ab5 9.cb5 0–0 10.Nc3 Qb6 11.d4 e4 12.Nd2 d5 13.f3=; 8.Nc3 ab5 9.cb5 0–0 10.0–0 Qb6 11.Nh4 Be6 12.Qc2 d5 13.Nf5+=) 8...bc6 9.d4 e4 10.Nfd2 Qb6 11.Nb3 a5 12.g4 Bg6 13.c5=.

6.Nc3 Bg4 7.Be2 Nbd7 (7...0–0 8.0–0+=) 8.h3 (8.Qc2 a5 9.b5 0–0=) 8...Bh5 (8...Bf5 9.d4 h6 10.0–0+=) 9.0–0 h6 10.g4 (10.Qc2 0–0+=) 10...Bg6 11.Nh4 Bh7 12.Nf5 Bf5 13.gf5 Nh7 (13...0–0 14.Qc2+=) 14.Bf3 c6 15.b5 Ng5 (15...Rc8 16.Rb1+/–) 16.Bg2+/– Qc7 17.f4 Nh7 18.fe5 Ne5 (18...de5!? 19.bc6 bc6+=) 19.bc6+– bc6 20.d4 Nc4 (20...Rb8 A) 21.de5?! Rb2 22.Qa4 A1) 22...de5? 23.Bc6 (23.Qc6?! Qc6 24.Bc6 Kd8+–) 23...Kf8 24.Rfb1 Rb1 25.Rb1+– (25.Nb1? e4 26.Kf1 Bf6–+); A2) 22...0–0=; B) 21.Qe2 Nd7 22.d5+–) 21.Qa4+– Nb6 22.Qc6 (22.Bc6?! Kd8 23.Nd5 Na4 24.Nc7 Rb8+=) 22...Qc6 (22...Qd7 23.Qd7 Kd7 24.Ba8 Ra8+–) 23.Bc6 Kd8 24.Ba8 Na8 25.Rab1 Ng5? (25...Nb6+–) 26.h4 Nh7 27.Ba3 Nb6 28.Nb5 Bh4 (28...Kd7 29.Rfc1 Rd8 30.Rc7 Ke8 31.Ra7+– (worse is 31.Na7 Nd5 32.Rcb7 Bh4+–)) 29.Nd6 (worse is 29.Na7 Kc7 30.Rfc1 Kb7+–) 29...Kd7 30.Nf7 Rc8 31.Ne5 Ke8 (31...Kd8 32.Bc5+–) 32.Rfc1 Rc1 33.Rc1 Bg5 (33...Bd8 34.e4+–) 34.Rc7 1–0. miec – hakia, internet, 2009.

6.Nc3 h6 7.Be2 Nbd7 8.0–0 0–0 9.d4 ed4 (9...e4 10.Nd2=) 10.Nd4+= Bg6 11.f4 (11.a3 a5+=) 11...Ne4 (11...c5 12.bc5 dc5 13.Nb3=) 12.Ne4 (12.Bf3 Nc3 13.Bc3 c5 14.bc5 dc5+=) 12...Be4 13.Bf3 Bf3 14.Rf3 (14.Qf3 Bf6 15.Qb7 Qe8 16.Qc7 Qe3 17.Kh1 Bd4+=) 14...Bf6= 15.Qc2 Bd4 (15...a5 16.b5=) 16.Bd4 c5 17.bc5 dc5 (worse is 17...Nc5 18.Qb2 f6 19.Bc5 dc5 20.Qb7+/–) 18.Bc3 Qe7 (18...f6 19.Qe4=) 19.Rb1 (19.Qb2 Nf6+=) 19...b6 20.e4 Nf6 21.e5 Nd7 22.Re1 Rfe8 (better is 22...Qe6!?+=) 23.Rg3 Nf8 24.f5 Qh4 (better is 24...g6+/–) 25.e6+– f6 (25...g6+–) 26.Re4 Qh5 (26...Qg3 27.hg3 Re7 28.a4+–) 27.Bf6 Ne6 (27...Ng6 28.Rg6 (28.fg6?! gf6 29.e7 f5+–) 28...Qg6 29.fg6 gf6 30.Qd2 Rad8 31.Qh6 Rd7 32.ed7 Re4 33.d8Q Re8 34.Qe8) 28.fe6 (28.fe6 Rad8 29.Rg7 Kf8 30.g4+–) 1–0. pcmvr – salas (2170), net–chess.com, 2009.

6.d3 a5 7.b5 A) 7...0–0 8.Nc3 (8.Be2 Re8 9.Nc3 Bg4 10.h3 Be6 11.0–0 c6 12.d4=) 8...Be6 9.Be2 Re8 10.0–0 Bg4 11.h3 Bc8 12.d4+=; B) 7...Nbd7 8.Nc3 (8.Be2 0–0 9.d4 ed4 10.Nd4 Bg6 11.Nc3 Re8 12.0–0=; 8.a4 0–0 9.Be2 Re8 10.0–0 Nc5 11.d4 ed4 12.Nd4=) 8...0–0 9.Be2 Nb6 10.d4 a4 11.a3 Qe8 12.0–0+=; C) 7...a4 8.a3 c6 9.Nc3 0–0 10.Be2 cb5 11.Nb5 Nbd7 12.d4=.

6.d3 Bg6 7.Nbd2 Nbd7 8.a3 0–0 9.Be2 h6 10.0–0 Re8 11.e4 Nf8 12.Qb3 Ne6 13.h3 Nf4 14.Bd1 Qd7 15.c5 N6h5 (worse is 15...dc5 16.Ne5 Qc8 17.Ng6 Ng6 18.bc5 Bc5 19.Bf6 gf6 20.Bh5+/–) 16.cd6 cd6 17.Rc1 Nh3 (17...Nf6!?=) 18.gh3+= Qh3 19.Nh2 Nf4 20.Bf3 Bg5 21.d4 (21.Rc2 Bh5 22.d4 ed4+=) 21...Bh5 (21...Qh4!? 22.Qc2 Nh3 23.Kg2 Bd2 24.Qd2 Ng5=) 22.Bh1?? (better is 22.Rc2+=) 22...Ne2 0–1. Fournier,Frederic (1850) – Montyfull1 (1875), Active, 2005.

6.d4 Bb1 7.Rb1= Nbd7 (7...e4 8.Nd2=) 8.Be2 (8.de5 de5 9.Be5 Ne5 10.Ne5 Qd1 11.Kd1 Ne4+=) 8...a5 9.b5 0–0 10.0–0 c5? (better is 10...e4!? 11.Nd2 d5+=) 11.de5+– de5 12.Ne5 Qc7 13.f4 1–0. michaelbuss – golly1, ChessWorld.net, 2007.

6.Be2 0–0 (--> 1.b4 e5 2.Bb2 d6 3.c4 Nf6 4.e3 Be7 5.Nf3 0–0 6.Be2 Bf5).

6.Be2 a6 7.d3 Nbd7 8.Nbd2 Nf8 (8...a5 9.a3=) 9.e4 Be6 10.Ng5 Bd7 11.Ngf3 (11.0–0 Ne6 12.Ne6 fe6 13.Bh5 Nh5 14.Qh5 g6+=) 11...h6 (11...Ne6 12.0–0=) 12.0–0+= Ng6 13.d4 ed4 14.Nd4 Nf4 15.Re1 Qc8 (15...a5 16.a3+=) 16.g3 (16.Bf1 0–0+=) 16...Nh3 (16...Ne2 17.Qe2 0–0 18.Qf3=) 17.Kg2+= Ng5 18.f3 Bh3 19.Kg1 h5 (19...c5 20.f4 Nge4 21.Ne4 Ne4 22.Bf3 cd4 23.Be4 Qc4 24.Qd4 Qd4 25.Bd4+/–) 20.Qc2 g6 (20...h4 21.g4+=) 21.f4 Ngh7 (21...Ne6 22.N2f3+=) 22.f5 (22.e5 de5 23.fe5 Ng4+/–) 22...Ng4 (better is 22...h4!?=) 23.fg6 fg6 24.e5 (24.Bg4 Qg4 25.Ne6 Qe6 26.Bh8 0–0–0+/–) 24...Rg8 (better is 24...Ne5 25.N2f3 Rg8+=) 25.Bg4 Qg4? (better is 25...Bg4 26.ed6 cd6+/–) 26.ed6+– cd6 27.Re7?? (better is 27.Re4 Qd7 28.Rae1+–) 27...Ke7= 28.Re1 Kd7 (28...Kd8 29.c5 d5 30.c6+/–) 29.Qa4 b5?? (better is 29...Kd8+=) 30.cb5+– ab5 (30...Kd8 31.Nc6 Kc8 32.Ne7 Kb8 33.Ng8 Qd7+–) 31.Qb5 Kd8 (31...Kc8 32.Qc6 Kd8 33.Qb6 Kc8 34.Nb5 Qd7 35.Rc1 Qc6 36.Qc6 Kd8 37.Qc7 Ke8 38.Nd6 Kf8 39.Qf7) 32.Qb6 Kc8 33.Qc6 (33.Nb5 Qd7 34.Rc1 Qc6 35.Qc6 Kd8 36.Qc7 Ke8 37.Nd6 Kf8 38.Qf7) 33...Kb8 34.Qd6 Ka7 (34...Kb7 35.Re7 Qd7 36.Rd7 Bd7 37.Qd7 Ka6 38.Qb5 Ka7 39.Nc6) 35.Nb5 (35.Qc7 Ka6 36.b5) 35...Kb7 36.Re7 1–0. GuestMKCQ – alekbb, freechess.org, 2017.

6.Be2 Na6 7.a3= 0–0 (7...c5 8.bc5 Nc5 9.d4=) 8.0–0 c5 (8...c6 9.c5 e4 10.Nd4=) 9.b5 (9.bc5 Nc5 10.d4 ed4 11.Nd4 Bg6=) 9...Nc7 10.Nc3 e4 11.Nh4 (11.Ne1 d5 12.d3 Qd6=) 11...Bd7 (11...Be6 12.g3 d5 13.cd5 Ncd5 14.f3 Nc3 15.Bc3+=) 12.g3 Bh3 (12...d5 13.d3=) 13.Ng2= a6 (13...d5 14.d3=) 14.ba6 Ra6 (14...ba6 15.f3 Rb8 16.Rb1=) 15.Qc2 Bf5 16.Nh4 Bh3 17.Rfb1 Re8 18.a4 (18.Ne4 Ne4 19.Qe4 d5 20.cd5 Bh4 21.Qh4 Qh4 22.gh4 Rg6 23.Kh1 Bg2 24.Kg1 Be4 25.Kf1 Bb1 26.Rb1 Nd5+=) 18...Nd7 (18...Bd7!?=) 19.Ng2+/– Bg2 (19...f5 20.Nf4 Bg4 21.Bg4 fg4 22.Qe4+/–) 20.Kg2 f5 21.f3 Bf6 (21...d5 22.cd5 ef3 23.Bf3+/–) 22.fe4 fe4 23.Ne4 Bb2 (23...Qe7 24.Nf6 Nf6 25.a5+–) 24.Rb2 Qa8 25.Rab1 (25.Bf3 Rb8+–) 25...b6 26.Bf3 d5 27.cd5 (27.Nc3 Ne5 28.Nb5 Qd8 29.Nc7 Qc7 30.Bd5 Kh8+–) 27...Ne5 28.Ng5 g6 29.d6 (29.Be4 Ra4 30.Rb6 Ra2 31.Qc5 Rd2 32.Kg1 Qd8+–) 29...Nf3 30.Nf3 Nd5 31.e4 Nf6 32.Rb6 (32.d3 Ra4 33.Rb6 Nd7+–) 32...Ra4 (32...Rb6 33.Rb6 Ne4 34.Qb3 Kf8+–) 33.Qb3 c4 34.Qb5 Rf8 (34...Ra7 35.Qc4 Kg7 36.d3+–) 35.Rb8 Qb8 36.Qb8 Rb8 37.Rb8 Kf7 38.Ng5 Kg7 39.Rb7 Kh6 (39...Kg8 40.e5 Ra5 41.Rb8 Kg7 42.Ne6 Kf7 43.Nd8 Kg7 44.Rb7 Nd7 45.e6+–) 40.Nf7 Kg7 41.e5 Ra2 42.Ng5 Kh6 43.h4 Rd2 44.Kh3 Rb2 (44...Ra2 45.ef6 Rh2 46.Kh2 Kh5 47.Kh3 c3 48.Rh7) 45.Rb2 (45.ef6 Rb7 46.g4 Rb3 47.Kg2 Rb7+–) 45...Nd7 (45...Kg7 46.Rb7 Nd7 47.Rd7 Kh8 48.Rh7 Kg8 49.d7 c3 50.d8Q) 46.Rb7 Nf8 (46...Kg7 47.Rd7 Kh8 48.Rh7 Kg8 49.d7 c3 50.d8Q) 47.Rf7 Kh5 (47...c3 48.d7 c2 49.d8Q c1Q 50.Qf8 Kh5 51.Rh7) 48.d7 1–0. Janek – Gedio, internet, 2017.

6.Be2 c5 7.bc5 Nc6 8.cd6 Bd6 9.0–0 0–0 10.d4 Bb1? (10...e4!? 11.Nh4 Bd7+=) 11.Rb1 (11.de5 Be5 12.Be5 Be4 13.Qd8 Rfd8 14.Bf6 gf6+/–) 11...ed4 (11...e4 12.Nd2 Qc7 13.g3+/–) 12.ed4 Qc7 (12...Rc8 13.d5 Na5 14.Qa4+/–) 13.Qd2 (13.c5 Be7+–) 13...Rad8 (13...Rfe8 14.Bd3+/–) 14.Bd3 (14.d5 Rfe8 15.Bf6 gf6+–) 14...Bf4 (14...Ng4 15.g3 Nb4+/–) 15.Qc3+= Ne7? (better is 15...Nd4!? 16.Nd4 Bh2 17.Kh1 Be5+=) 16.Rfe1 (16.d5 Nh5+–) 16...Nc6 (better is 16...Rfe8!?+–) 17.d5 Nb8 18.Qc2 (18.g3 Bd6 19.Ng5 Nbd7 20.Bh7 Kh8+–) 18...Nbd7 19.Re7 Bd6 (19...Qd6 20.Bf6 Qf6 21.Re2+–) 20.Bf6 Be7 (20...gf6 21.Bh7 Kh8+–) 21.Be7 1–0. algernon (2550) – robertosalas (2540), net–chess.com, 2003.

6.Be2 Nbd7 (--> 5.Nf3 Nbd7 6.Be2 Be7 ).

6.Be2 h6 7.0–0 0–0 8.Nc3 Nc6 9.b5 Na5 10.d4 ed4 11.Nd4 Bd7 12.Qc2 c6 13.Rad1 c5 (13...a6!?+=) 14.Nf5+/– Bf5 15.Qf5 Qd7 (better is 15...Re8!?+/–) 16.Nd5+– Qf5?? (16...Rad8+–) 17.Ne7 Kh7 18.Nf5 b6 (18...Ne8 19.Nd6 Nd6 20.Rd6+–) 19.Ng7! Kg7 20.Rd6 Nb7 (20...Rfe8 21.Rf6 Rad8 22.Bc3+–) 21.Rf6 Kh7 (21...Rad8 22.Rb6 Kh7 23.Rb7+–) 22.Bd3 (22.Bd3 Kg8 23.Be4+–) 1–0. Janek – Charlie, internet, 2016.

6.b5 Nbd7

7.d4 e4 8.Nfd2 (8.Qc2 a6 9.ba6 Ra6 10.Nc3 Rb6 11.Nd2 Qa8 12.Rb1 Rc6 13.d5+=; 8.Nh4 Be6 9.d5 Bg4 10.Be2 Ne5 11.Be5 Be2 12.Qe2 de5 13.Qb2=) 8...c6 (8...a6 9.ba6 ba6 10.Nc3 Rb8 11.Rb1 c5 12.d5 Qa5 13.Nb3=) 9.Nc3 cb5 (9...0–0 10.Be2 cb5 11.cb5 d5 12.f3 Bd6 13.fe4=) 10.cb5 d5 (10...0–0 11.d5 Nb6 12.Rc1 Rc8 13.Nb3=) 11.Qb3 (11.Be2 Rc8 12.0–0 Qb6 13.Rc1=) 11...Be6 12.Be2 (12.Rc1 Rc8 13.Ba3=) 12...Rc8 13.0–0 (13.Ba3=) 13...0–0 14.Ba3 Nb6 15.Rfc1 Re8 16.Na4 Ba3 17.Qa3 Na4 18.Rc8 Bc8 19.Qa4 Qb6 20.Nb3 Bg4 21.Bg4 Ng4 22.h3 Nf6 23.Rc1 h6 24.Qa5 Re6 25.a4 a6 26.Rc7 ab5 27.Qb6 Rb6 28.a5 Ra6 29.Rb7 Kf8 30.Rb5 Ke7 31.Nc5 Ra8? (better is 31...Ra7+–) 32.Rb7 Ke8 (32...Kd6 33.a6 Ne8 34.Rf7 Kc6+–) 33.a6 Kf8 34.a7 Ne8 35.Nd7 Kg8 36.Nb6 Rd8 (36...Ra7 37.Ra7 Nf6+–) 37.Rb8 Rd6 38.a8Q Kh7 39.Re8 Rb6 40.Qd5 Rb1 41.Kh2 (41.Kh2 Rb7 42.Qf5 g6 43.Qf6 Rb1 44.Qf7) 1–0. Zahn,R (2070) – Schicktanz,Florian, Recklinghaeuser Open, 2011.

7.Be2 A) 7...0–0 8.d4 (8.0–0 a6 9.a4 ab5 10.ab5 Ra1 11.Ba1 Nb6 12.Nc3 Be6 13.d4=; 8.d3 a6 9.0–0 ab5 10.cb5 Ra5 11.a4 Qa8 12.Bc3 Ra7 13.a5=; 8.Nc3 a6 9.0–0 ab5 10.cb5 d5 11.d3 Re8 12.Qc2 Ra5 13.e4+=) 8...ed4 9.Nd4 Be6 10.0–0 a6 11.a4 Nc5 12.a5 d5 13.Nc3=; B) 7...Nb6 8.d4 (8.Nc3 0–0 9.0–0 Be6 10.d3 a6 11.Ng5 ab5 12.Ne6 fe6 13.cb5=; 8.0–0 0–0 9.Nc3 Re8 10.a4 a6 11.c5 Nbd7 12.d4 ab5 13.cd6=; 8.Na3 0–0 9.0–0 Re8 10.c5 Nbd5 11.d3 e4 12.cd6 Bd6 13.de4=) 8...e4 9.Nfd2 Qd7 10.a4 a5 11.Qc2 d5 12.c5 Nc8 13.0–0=; C) 7...c6 8.a4 (8.0–0 cb5 9.cb5 Rc8 10.Nc3 0–0 11.d3 d5 12.Nd5 Nd5 13.e4=) 8...0–0 9.0–0 a6 10.Nc3 ab5 11.ab5 Ra1 12.Qa1 Bg4 13.Qa7=; D) 7...a6 8.d3 (8.ba6 ba6 9.0–0 Rb8 10.Bc3 Ne4 11.Qa4 Rb6 12.d3 Nc3 13.Nc3=; 8.0–0 ab5 9.cb5 0–0 10.d3 c5 11.bc6 bc6 12.Nbd2 Qc7 13.Qc2=; 8.Nc3 ab5 9.cb5 0–0 10.0–0 Re8 11.d3 d5 12.Qc2 Bd6 13.e4+=) 8...ab5 9.cb5 0–0 10.0–0 Ra5 11.a4 Re8 12.Bc3 Ra7 13.a5=.

6.Nc3 0–0

7.Be2 Nc6 8.b5 Nb8 9.0–0=.

7.Be2 Nbd7 8.0–0 Ne4 (8...c5 9.a3 Qb6 10.Qa4 e4 (10...Rfd8 11.d3 Bg4 12.h3 Be6 13.Rfb1 Qc7 14.Ng5 Bf5=) 11.Ng5 a5 12.ba5 Ra5 13.Qc2 Qc6 14.f3= ef3=) 9.Ne4 Be4 10.d3 (10.d4 Re8 11.Bd3 Bd3 12.Qd3 ed4 13.Bd4 c5 14.Bc3=) 10...Bg6 (10...Bf5 11.a3 a5 12.Qc2 c6 13.Bc3 ab4 14.ab4=) 11.Qc2 (11.Qd2 c6 12.a3 a5 13.Bc3 ab4 14.ab4=) 11...b6 (11...a5 12.a3= Re8 13.Qd2 c6 14.Rfc1=; 11...Re8 12.a3 a5 13.Bc3 Nb6 14.e4=) 12.Nd2+= a5 (12...c6 13.f4 h6 14.Bf3+=) 13.a3 (13.b5 Bf6 14.Ne4+=) 13...ab4 (13...c6 14.f4+=) 14.ab4 Ra1 15.Ra1 f5 (15...c6 16.Ra7+=) 16.Bf3+/– Nf6 (16...Bf6 17.Bd5 Bf7 18.Ra8+/–) 17.Bc6 d5 (17...Qc8 18.Nf3+/–) 18.Be5 Bb4 19.Nf3 dc4?? (better is 19...Ba5+/–) 20.Qc4+– Bf7 21.Qb4 Qd3 22.Bc7 Ne4 (22...Rc8 23.Ne5 Qb3 24.Qb3 Bb3 25.Bb6+–) 23.Ne5 Bd5 (23...Qc3 24.Qc3 Nc3 25.Bb6 Bd5+–) 24.Qf8! Kf8 (24...Kf8 25.Ra8) 25.Ra8 Ke7 26.Re8 Kf6 27.Bd8 1–0. pierre – oleg_ua58, internet, 2008.

7.Be2 Re8 8.0–0= Bf8 (8...a6 9.d4=) 9.d4 e4 10.Nd2 d5 11.c5 (11.Qb3 Be6=) 11...c6 (11...a6 12.a4=) 12.Re1 (12.b5 Be7=) 12...h6 (12...Be7 13.a4=) 13.Nf1 (13.b5 cb5 14.Bb5 Nc6=) 13...Nh7 (13...Be7 14.Ng3 Be6 15.a4=) 14.Ng3 Be6 15.b5 f5 (15...Nf6 16.Qa4+=) 16.Nh5 (16.Qb3 Qd7+=) 16...Qh4 (16...cb5 17.Bb5 Nc6 18.Nf4+=) 17.Nf4+/– Bf7 18.Bh5 (18.Rb1 Rd8+/–) 18...Qf6 (18...Nf6 19.bc6 bc6 20.Bf7 Kf7 21.Qe2+=) 19.Bf7 (19.bc6 bc6 20.Be2 Nd7+=) 19...Kf7 (19...Qf7 20.Qh5+=) 20.a4 (20.Qb3 Rd8+=) 20...g6 (20...Nd7 21.a5+=) 21.Qb3+/– Kg7? (better is 21...Rd8!?+/–) 22.bc6+– Qc6 23.Qd5 (23.Ncd5 Qd7+–) 23...Nf6 24.Qc6 (24.Qb3 Nbd7+–) 24...Nc6 (24...bc6 25.Reb1+/–) 25.Ncd5 (25.d5!? Ne5+–) 25...Nd5 26.Nd5 Rad8 27.Nc7 Re7 28.d5 Ne5?? (28...Kf7 29.d6 Red7 30.a5+/–) 29.Ne6 (better is 29.d6 Red7 30.Be5 Kf7 31.Red1+–) 29...Re6 30.de6 Kf6 31.Be5 (31.Rad1 Rd1 32.Rd1 Ke6+/–) 31...Ke5 32.Red1 Rd1 33.Rd1 Bc5 34.Rd7 Ke6 35.Rb7 h5 (35...a5 36.Kf1+–) 36.Kf1 (36.a5 g5+–) 36...Ke5 (36...g5 37.Rc7 Kd5 38.Rg7+–) 37.Ke2 (37.Rc7 Kd5+–) 37...f4 (37...h4 38.f4 ef3 39.gf3+–) 38.ef4 (38.Rc7 Bb6 39.Re7 Kf5 40.Rf7 Ke5+–) 38...Kf4 39.Rf7 (39.Rb5!? Bb6+–) 39...Ke5 40.h3 (40.h4 Bd4+–) 40...Ke6 (better is 40...h4+–) 41.Rc7 Bd4 42.Rc8 (42.Rc6 Kf5+–) 42...Bb6 (42...h4+–) 43.g4 hg4 (43...Ke5 44.gh5 gh5 45.Rh8+–) 44.hg4 g5 (44...Ke5 45.Rg8+–) 45.f3 (45.Re8!? Kd5+–) 45...ef3 46.Kf3 Ke5 (46...Ba5 47.Rc5 Bd8 48.Ke4+–) 47.Re8 (47.Rc6 Kd5 48.Rg6 Bd8+–) 47...Kf6 48.Ke4 Bg1 49.Rf8 (49.Rc8 Bh2+–) 49...Kg6 50.Kd5 (50.Rc8 Bh2+–) 50...Kg7 (50...Bb6 51.Rc8 Kf7 52.Ke5+–) 51.Rf5 Kg6 52.Kc6 Bb6 53.Kb5 Be3 54.Ka6 Bb6 55.Rf8 (55.Rf8 Be3 56.Ra8+–) 1–0. Skaug,Thorbjorn – Jansson,Helge, Hostturnering NOR, 2002.

6.Nc3 Nc6

7.b5!? Nb8 8.d4 =.

7.Nd5!? =+.

7.Be2 Nb4–/+ 8.d3 0–0 9.0–0 b6 10.e4 Be6 11.d4 ed4 12.Nd4 Na6 (12...c5!? 13.Nf5 Re8+=) 13.Nc6= Qd7 14.Nd5 Nd5? (better is 14...Bd5 15.cd5 Nc5=) 15.cd5+– (15.ed5?! Bf5=) 15...Nc5 16.Bb5 Ne4 (16...a6!? 17.de6 fe6 18.Ne7 Qe7+/–) 17.Nd4+– Qc8 18.de6 fe6 19.Qg4 Nf6 20.Qe6 Qe6 21.Ne6 Rf7 (21...Rfc8 22.Rae1+–) 22.Nc7 Rc8 23.Rac1 d5 (23...Bf8 24.Ne6 Rc1 25.Rc1+–) 24.Nd5! Rc1 (24...Nd5 25.Rc8 Discovered attack) 25.Ne7 (25.Rc1?! Nd5 26.Bc4 Nf4 27.Bf7 Kf7+–; 25.Bc1?! Nd5 26.Bc4 Nf6+–) 25...Re7 26.Rc1 Nd5 (26...h6+–) 27.Bc4 Rd7 28.Rd1 Kf8 29.Bd5 g6 30.f4 Ke7 31.Kf2 Rc7 32.Re1 Kd6 (32...Kd7 33.Be4+–) 33.Be5 Kd5 34.Bc7 1–0. pierre – oppoquttab, internet, 2010.

7.Be2 Nb4–/+ 8.d3 e4 9.Nd4 ed3 10.Nf5 de2 11.Ne2 (11.Ng7? Kf8 12.Ne2 Kg7–+) 11...0–0 12.Rb1 Ne4?? (better is 12...Nc6+=) 13.Bg7+– Re8 (13...c5 14.f3 Nf6+–) 14.Rb4 f6 (14...Bf6 15.Bf6 Qf6+–) 15.Qd5 1–0. pierre – oppokh, internet, 2010.

6.Nc3 Nbd7

7.d4 Bg4 8.Be2 c6 9.de5 (9.0–0 e4 10.Nd2 (10.Ng5 Be2 11.Qe2 d5 12.a3 Qb8 13.cd5 cd5 14.f3 Bd6 15.g3 h6 16.Nh3 a5+=) 10...Be2 11.Qe2 d5 12.a3 Bd6 13.cd5 cd5 14.f3 a5 15.fe4 de4 16.Nb5 Qb8+=; 9.a3 e4 10.Nd2 (10.Nh4 Be2 11.Qe2 0–0 12.Nf5 d5 13.cd5 cd5 14.0–0 Re8 15.f3 a5 16.fe4 de4=) 10...Be2 11.Qe2 a5 12.Nde4 Ne4 13.Ne4 ab4 14.0–0 d5 15.Nc5 Nc5 16.dc5 ba3+=; 9.h3 Bf5 10.a3 (10.0–0 0–0 11.a3 Re8 12.Nh4 Be6 13.Nf3 e4 14.Ng5 Bf5 15.f3 ef3 16.Nf3 d5=; 10.g4 Bg6 11.Nh4 ed4 12.Ng6 fg6 13.Qd4 c5 14.bc5 Nc5 15.0–0 0–0 16.Bf3 Ne8+=) 10...0–0 11.0–0 a5 12.b5 Rc8 13.Rc1 e4 14.Nd2 c5 15.d5 Qc7 16.Qc2 Bg6+/–; 9.Qc2 a5 10.ba5 Qa5 (10...0–0 11.a6 Ra6 12.0–0 Qc7 13.h3 Bh5 14.Rfb1 Re8 15.c5 ed4 16.cd6 Bd6=) 11.0–0 0–0 12.Rfd1 Rfe8 13.e4 Nb6 14.de5 de5 15.Nd2 Be2 16.Ne2 Bc5+=) 9...de5 (worse is 9...Ne5 10.Ne5 Be2 11.Nc6 Bd1 12.Nd8+= Bg4 13.Nb7 Rb8 14.h3 Rb7 15.hg4 Rb4 16.Rb1 0–0+=) 10.a3 Qc7 (10...a5 11.b5 0–0 12.0–0 Qc7 13.Qc2 Rfd8 14.Rfd1 Rac8 15.Rac1 Bh5 16.bc6 bc6=) 11.Qc2 (11.0–0 0–0 12.Qc2 Rfd8 13.Rfd1 a5 14.c5 ab4 15.ab4 Ra1 16.Ra1 b6=) 11...Nb6 (11...a5 12.b5= 0–0 13.0–0 Rfd8 14.Rfd1 Rac8 15.Rac1 cb5 16.cb5 Bd6=) 12.Nd2 (12.Ne4 Nfd7 13.0–0 a5 14.c5 Nd5 15.Rfd1 ab4 16.ab4 Ra1+=) 12...Be2 13.Ne2 0–0 (13...c5 14.b5 a6 15.0–0 0–0 16.Rfd1 ab5=) 14.Ng3 (14.0–0 c5 15.b5 Rfd8 16.Rfd1 a6=) 14...a5 (14...c5 15.Qf5 cb4 16.Be5 Qc6=) 15.Qb3 (15.c5 Nbd5 16.e4 Nf4+=) 15...ab4+= 16.ab4 Ra1 (16...c5+=) 17.Ba1 Rd8 18.Bc3 Rd3 19.0–0 Qd7 20.Nge4 (better is 20.Qc2!?+=) 20...Ne4+= 21.Ne4 f5 22.Ng3 (22.Nc5 Bc5 23.bc5 Nc8=) 22...g6 (better is 22...Qe6!?–/+) 23.c5= Nd5 24.Rd1 Rd1 25.Qd1 Qe6 26.Ne2?? (26.Qb3 f4 27.Nf1 Qf5=) 26...Kf7?? (better is 26...Nc3 27.Nc3 Qc4–+) 27.Bb2?? (better is 27.Qe1=) 27...Bf6 ½–½. Trip,R – de Vries,H, Barneveld, 2000.

7.Be2 0–0 8.a3 (8.d4 a5 9.b5 c6=) 8...Re8 (8...c5 9.0–0=) 9.0–0 a5 (9...c5 10.d3=) 10.d3 ab4 (10...Nb6 11.e4 Be6 12.Nd5=) 11.ab4 Nf8 (11...Ra1 12.Qa1 c6 13.Qa7=) 12.e4 (12.Ra8 Qa8 13.Qd2 Qd8+=) 12...Bg6 (12...Ra1 13.Ba1 Bg4 14.h3 Bf3 15.Bf3=) 13.Nh4 (13.Ra8 Qa8 14.Qd2 Ne6+=) 13...c6 (13...Ra1 14.Qa1 d5 15.cd5 Bb4 16.Qa4=) 14.Nf5 (14.Ng6 Ng6 15.Ra8 Qa8=) 14...Ne6 (14...Bf5 15.Ra8 Qa8 16.ef5 Qc8+=) 15.g3 (better is 15.Ra8!? Qa8 16.Nh4+=) 15...Ra1 (15...Bf5 16.Ra8 Qa8 17.ef5–/+) 16.Ba1 (16.Ne7 Qe7 17.Qa1 Nd4+=) 16...d5 (16...Bf5!? 17.ef5 Nd4–/+) 17.Ne7+= Re7 18.Bf3 (18.f4 ef4 19.e5 Ne8 20.cd5 cd5 21.gf4 Bf5=) 18...dc4 (18...d4 19.Ne2+=) 19.dc4+= Rd7 (19...Nd4 20.Bg2+=) 20.Qa4 (20.Qb1 Nd4 21.Bg2 Bh5+=) 20...Ng5 Pawn e4, live or die! 21.Bg2 Nge4 22.Ne4 Be4 (22...Ne4 23.Be5 Nd2 24.Rd1–/+) 23.Be5= Bg2 (23...Bd3 24.Bf6 gf6 25.Rc1+=) 24.Kg2 h6 (24...Ng4 25.Qa1=) 25.c5 (25.Qa1 Ne8=) 25...Kh7 (25...Ng4 26.Bd6=) 26.Qc2 Kg8 27.Bd6 (27.Bf6 Qf6 28.Rd1 Rd4=) 27...Ne8 28.Bf4 Nc7 (28...Rd4 29.Re1=) 29.Bc1 (29.Bc7 Qc7 30.Re1 Qd8=) 29...Nd5 (29...Rd4 30.Qc3+=) 30.Qb2 (30.Bd2 Qf6=) 30...Qe7 (30...b5 31.Bd2+=) 31.Qb1 (31.Kg1 b6 32.cb6 Nb6= (worse is 32...Qb4 33.Qb4 Nb4 34.Be3+/–)) 31...Qe2–/+ 32.Kg1 Nc3 (32...Re7 33.Ba3+=) 33.Qf5 (33.Qb2 Qf3 34.Re1 Rd1 35.Rd1 Qd1 36.Kg2 Qd5 37.Kg1 Qd3+=) 33...Rd1 (33...Rd8 34.Qf4+=) 34.Qc8= Kh7 Threatening mate... how? 35.Qf5 Kh8 36.Qc8 ½–½. Riveline,Maurice – Le Coadou,Yves, Paris op–C, 1999.

7.Be2 c5 8.bc5 dc5 9.d4 ed4 10.ed4=.

6.d3 0–0

7.Nbd2 a6 8.e4 Bg6 9.Be2 Nc6 10.a3 Re8 11.0–0 Nd4? (better is 11...h6=) 12.Nd4+– ed4 13.Bd4 c6 14.Bb2 d5 15.ed5 cd5 16.Re1 dc4 17.dc4 Bd6 18.Nf3 Be4 19.c5 Bf3 (better is 19...Bf4+–) 20.Bf3 (20.cd6?! Re2 21.Re2 Be2 22.Qe2 Qd6+=; 20.gf3?! Be5 21.Qd8 Rad8 (21...Red8?? 22.Be5 Nd7 23.f4+–) 22.Be5 Re5+/–) 20...Re1 21.Qe1 Bf4 22.g3 Bh6 (22...Bd2 23.Qe2 Qd7 24.Bf6 gf6 25.Rd1+–) 23.Bb7 Rb8 24.Ba6 Ra8 25.Bb7 Ra7 26.Bg2 Re7 27.Qd1 Rd7 28.Qc2 Rd2 29.Qc1 (better is 29.Qb3+–) 29...Ng4 30.f4?? (30.Qc4 Nf2 31.Bc3=) 30...Qd3= 31.Bc3?? (31.Qe1 Re2 32.Qc3 Rg2 33.Kg2 Qe2 34.Kh3 Nf2 35.Kg2 Ne4 36.Kh3 Nc3 37.Bc3 Qe6 38.Kg2 Qe4 39.Kh3 Qf5 40.Kg2 Qc2 41.Kh3 Qc3 42.Rd1–+) 31...Rc2 (31...Qe3 32.Kh1 Nf2 33.Kg1 Nd1 34.Kh1 Qe1 35.Bf1 Qf1) 32.Qe1+= Re2 33.Qe2 Qe2 34.Re1 Qf2 35.Kh1 f5 36.c6? (36.Re8 Kf7 37.Re1 Bf4–/+) 36...Qb6?? (36...Ne3 37.Rg1 A) 37...Ng2?? 38.c7 (38.Rg2?? Qf1 39.Rg1 Qf3 40.Rg2 Qc3–+) 38...Ne3 39.c8Q Kf7 40.Qb7 Kg6 41.h3+–; B) 37...Qc2–+) 37.a4?? (better is 37.Re2 Qa7 38.h3 Qa3 39.Bd5 Kf8 40.Rc2=) 37...g6 (37...Nf2 38.Kg1 Nh3 39.Kh1 Qg1 40.Rg1 Nf2) 38.h3?? (better is 38.Re2 Qd8 39.Be1+/–) 38...Nf6?? (better is 38...Nf2 39.Kh2 Ne4 40.Re4 fe4–/+) 39.Bf6 Bg7 (39...Kf7 40.Bc3 Qd8+–) 40.Bg7 (40.Bd5 Kf8 41.Be7 Ke8 42.Bc5 Be5 43.Re5 Kd8 44.Bb6 Kc8 45.Re8) 40...Kg7+– 41.b5 (41.Re7 Kf6 42.c7 Qd6 43.Rh7 Qd1 44.Kh2 Qc1+–) 41...Kf7 42.Kh2 Qa5 (42...h5 43.Rc1 Qe3 44.Rc4+–) 43.Rd1 Ke7 (43...h5 44.Rb1 Qa4+–) 44.Rd7 Ke8 45.Rh7 Qa4 (45...Kd8 46.Rb7 g5+–) 46.c7 Qb5 (46...Qc2 47.b6 Qc5 48.b7 Qc7 49.Rc7 g5 50.b8Q) 47.c8Q 1–0. Fournier,Frederic (1710) – jorantru, Active, 2009.

7.Be2 c5 8.b5 Nbd7 9.a4 d5 (9...a6 10.Nbd2=) 10.Nbd2 (10.cd5!? Bg4 11.e4+=) 10...e4+= 11.de4 de4 12.Ng1 Ne5?? (better is 12...Qa5 13.g4 Be6=) 13.Nb3?? (better is 13.Be5 Nd7 14.Bc3+–) 13...Qc7–/+ 14.Qc2 Rad8 15.Nh3 Nd3 16.Bd3 ed3 (16...Rd3?! 17.Nf4 Rd7 18.Rb1+=) 17.Qd2? (better is 17.Qc3 Bd6 18.Nd2–+) 17...Ne4–+ 18.Qa5 (18.Qd1 Bh3 19.gh3 d2 20.Ke2–+) 18…b6 (18...b6 19.Qa6 Bc8 20.Qc8 Qc8–+) 0–1. Fournier,Frederic (1765) – vaquerito (1650), Active, 2007.

7.Be2 Qd7 8.0–0 (8.Nc3 a6 9.0–0 Nc6 10.a3 Rfe8 11.Nd5 Be6 12.Ne7=) 8...a6 9.e4 Be6 10.Nbd2 Nc6 11.a3 Rfe8 12.Re1 =.

7.Be2 Nbd7 8.0–0 Bg4 9.h3 Bh5 10.Nc3 c6 11.Nd2 Be2 12.Ne2 d5 13.Qb3 Qb6 14.c5 Qc7 15.Rac1 a5 16.a3 ab4 17.ab4 b5 18.Ra1 Rfe8 19.Qc3 Bf8 20.Ra3 Ra3 21.Qa3 Nb8 22.Ra1 Nfd7 23.Nb3 f6 (23...Qd8 24.e4 Nf6 25.Ng3=) 24.Qa8 Rc8 25.Ra7 Qd8 26.Qb7 h6 27.Na5 Kh8 28.d4 Kg8 29.Bc3 Kh8 30.Ng3 g6?? (better is 30...e4+/–) 31.de5+– 1–0. Damasceno,Marlos A (2175) – Matozo,Paulo Adriano (2040), Brasilia Taca BCX op, 2006.

7.Be2 Nbd7 8.Nbd2 c6 9.0–0 a5 10.a3 ab4 11.ab4 Qb6 12.Qb3 Be6 13.Ra8 Ra8 14.Ra1 Ra1 15.Ba1 d5 16.c5 Qa6 17.Qb2 (17.Be5? Ne5 18.Ne5 Qa1 19.Qd1 Qe5–+) 17...e4 18.Ne1 Bf5 (18...Ne8 19.Nb3 Bf6 20.Nd4=) 19.Qc3 (19.Ne4 b6 20.Nd6+=) 19...ed3 20.Bd3 Bd3 21.Nd3 (21.Qd3?? Qa1 22.Qb1 Qc3–+) 21...Qa2 22.Nc1 Qa4 23.g3 Bf8 24.Qb3?? (better is 24.Ncb3+=) 24...Qa1–+ 25.Qc2 Ne4! 26.Ne4 de4 27.Kg2 Nf6 28.Nb3 Qe5 (28...Qa4!? 29.Qc4–+) 29.Nd4 Nd5 30.Qa4 Nc3 (30...f5 31.Qa2–+) 31.Qa7 (31.Qa3 Nb5 32.Nb5 cb5–+) 31...Qc7 32.Qa3 Nd5 33.Qb3 h5 34.h4 Qd7 35.Qb1 Qg4 36.b5 (36.Qb3 g5 37.hg5 h4–+) 36...g5 (36...Bc5 37.Qb2 cb5 38.Qb5 Bd4 39.Qd5 Qf3 40.Kg1 Be3 41.fe3 Qg3 42.Kf1 Qf3 43.Ke1 Qe3 44.Kd1 Qd3 45.Qd3 ed3 46.Kd2–+) 37.hg5 h4 38.bc6 bc6 39.Nc6 (39.Qb8–+) 39...Ne3! 40.fe3 (40.Kg1 Qf3 41.Ne7 Be7 42.Qb8 Bf8 43.fe3 hg3 44.Qb2 Bc5 45.Qb8 Kh7 46.g6 Kh6 47.Qh8 Kg5 48.Qe5 f5 49.Qg3 Qg3 50.Kf1 Be3 51.Ke2 Qf2 52.Kd1 Qd2) 40...Qg3 41.Kf1 Qf3 42.Kg1 Bc5 (42...Qe3 43.Kf1 Qf3 44.Ke1 Qh1 45.Ke2 Qb1 46.Kd2–+) 43.Nd4 (43.Ne7 Be7 44.Qb8 Kh7 45.Qf4–+) 43...Qe3 44.Kf1 Bd4 45.Qb8 Kg7 0–1. Fournier,Frederic (1790) – kakazinho2006, Active, 2006.

7.Be2 Re8 8.0–0 (8.e4 Bg4 9.0–0 Nbd7 10.Nbd2 c5 11.a3 Qb6 12.Qa4=; 8.Nbd2 a5 9.b5 Nbd7 10.0–0 Nc5 11.e4 Bg4 12.Ne1=) 8...Nbd7 9.Nbd2 a5 10.a3 Bg4 11.e4 ab4 12.ab4 =.

6.d3 Nbd7

7.Nc3 h6 8.Be2 d5 9.cd5 Nd5?? (better is 9...Bb4 10.e4 Bg4+=) 10.Nd5+– c6 11.Ne7 Qe7 12.a3 Rd8 13.0–0 0–0 14.e4 Bg6 15.Qb3 Kh8 16.Rad1 1–0. Fournier,Frederic – Guest545270, Partie amicale, 2m + 8s, 2008.

7.Nbd2 c5 8.b5 a6 9.a4 ab5 10.ab5 Ra1 11.Qa1 0–0 12.Be2 d5 (12...Qc7 13.e4 Bg4 14.h3 Bf3 15.Nf3=) 13.0–0 (13.Ne5!? Re8 14.Nd7 Qd7 15.cd5 Nd5 16.Bg7+=) 13...d4 14.e4 Bg4 15.h3 Bh5 16.Re1 Nb6 (16...Qc7!?=) 17.Ne5 Be2 18.Re2 Qc7 19.Nef3 Nh5 20.Re1 Nf4 21.Qb1 Qd6 22.Nf1 Qg6 23.Ng3 Na4 24.Bc1 Nc3 25.Qc2 Bg5? (better is 25...Bd6+/–) 26.Ng5+– Qg5 27.Qd2 Nce2 28.Re2 Ne2 29.Ne2 Qd2 30.Bd2 Ra8 31.g3?? (better is 31.Nc1+–) 31...Ra2= 32.Kf1 (32.Bg5!? Re2 33.Kf1=) 32...Rd2–/+ 33.Nf4 Rd1 34.Ke2 Rh1 35.h4 h6 36.Nd5 g5 (better is 36...Ra1!?+=) 37.hg5 hg5 38.Nf6 Kg7 39.Nd7 Kg6 (better is 39...Ra1!?+/–) 40.Nc5+– b6 41.Nd7 f5 42.ef5 (42.Nb6!? Rb1 43.Nd5 Rb2 44.Kf3 Rd2 45.Ne7 Kf6 46.Nf5 Ke5+–) 42...Kf5+/– 43.Nb6 Rc1 (better is 43...Rb1!?+/–) 44.Nd5+– Rc2 45.Ke1 Rc1 46.Kd2 Rf1 47.Ke2 Rc1?! (47...Rb1 48.Ne7 Kg4+–) 48.Kd2 (better is 48.Ne7!? Kf6 49.Nc6 Rc2 50.Ke1 Rb2+–) 48...Rf1 49.Ke2 Rc1 50.Kf3 (better is 50.Ne7 Kf6 51.Nc6 Rc2 52.Ke1+–) 50...g4 51.Kg2 Rc2? (better is 51...Ke6 52.Nb4 Kd6+–) 52.b6 Rb2 53.c5 Ke6 54.Nf4 (54.c6 Kd6 55.c7+–) 54...Kd7 55.Ng6 Kc6 56.Ne5 Kc5 57.Ng4 Kb6 58.Nf6 Kc5 59.Ne4 1–0. Fournier,Frederic (1695) – goyo44 (1685), Active, 2007.

7.Be2 0–0 8.Nbd2 a5 9.a3 Nb6 10.b5 Nbd7 11.0–0 Nc5 12.Nb3 Nfd7 13.a4 Nb3 14.Qb3 Nc5 15.Qc3 b6 16.d4 ed4 17.Nd4 (worse is 17.Qd4 Bf6 18.Qd5 Bb2 19.Qf5 Ba1 20.Ra1 Qe7–/+; 17.ed4?! Bf6=) 17...Ne4 18.Qb3 Bg6 19.Rad1 Bf6 20.Nc6 Qd7 21.Bf6 Nf6 22.Bd3 Bd3 23.Qd3 Ne4?? (better is 23...Rae8=) 24.Qe4+– Rae8 25.Qf3 f5 26.Rd4 Re6 27.g3 Rg6 (27...Qf7 28.Rf4+–) 28.Rf4 (28.Ne5 Qe6 29.Ng6 Qg6 30.Qd5 Kh8+–) 28...Qf7 (28...Rgf6 29.Rd1+–) 29.Rd1 (better is 29.Rf5 Rf6 30.Rf6 Qf6 31.Qf6 Rf6 32.f3+–) 29...Qf6 (29...Re6 30.Rd5 g6 31.g4+–) 30.Rd5 (better is 30.Rf5! Qf5 31.Ne7 Kh8 32.Nf5 Rgf6+–) 30...Qa1 31.Kg2 Qa4 (31...Rgf6 32.Rdf5 Kh8+–) 32.Rdf5 Rf5 33.Rf5 (33.Qd5 Kf8 34.Qf5 Rf6 35.Qc8 Kf7 36.Qd7 Kg6 37.Ne7 Kf7 38.Nf5 Kg6 39.Qg7 Kh5 40.g4) 33...h6 (33...Rg3 34.hg3 h6 35.Rf8 Kh7 36.Qf5 g6 37.Qf7) 34.Rf8 (34.Ne7 Kh7 35.Qd5 Re6 36.Qe6 Qc4 37.Qg6 Kh8 38.Rf8 Qg8 39.Rg8) 34...Kh7+– 35.Qf5 (35.Ne7 Qc4 36.Qa8 Qc6 37.bc6 Rg3 38.hg3 b5 39.Rh8) 35...Qc4 36.Ne7 Qe6 37.Qg6 (better is 37.Rh8! Kh8 38.Ng6 Qg6 39.Qg6 d5+–) 37...Qg6 38.Ng6 Kg6 39.Rc8 a4 40.Rc7 a3 41.Ra7 a2 42.Ra2 Kf6 43.Rd2 (43.Ra6!? Ke5+–) 43...Ke6 44.Rc2 Kd5 45.Rc6 Ke6 46.Rb6 Ke5 47.Rc6 d5 48.b6 g5 49.b7 d4 (49...Ke4 50.b8Q d4 51.Qb1 d3 52.Qb5 g4 53.Rc4) 50.b8Q Kd5 (50...Ke4 51.Qb1 d3 52.Qb5 g4 53.Rc4) 51.Qd6 (51.Qb5 Ke4 52.Re6) 51...Ke4 52.f3 (52.Qd4 Kf5 53.g4) 52...Ke3 53.Qd4! Ke2 (53...Kd4 54.Rd6 Double attack) 54.Re6 1–0. Fournier,Frederic (1845) – Sparns (1855), Active, 2005.

6.d3 e4

6.d3 e4 7.Nd4 (7.de4 Be4 8.Nc3 Bf5 9.Be2 a5 10.b5 0–0 11.Nd4 Be6 12.0–0+=) 7...Qd7 (7...Bg4 8.Qb3 (8.Qa4 Bd7 9.Qb3 a5 10.de4 ab4 11.Qb4 Na6 12.Qb7=) 8...d5 9.Nc3 a5 10.ba5 c5 11.Nc2 d4 12.ed4=) 8.f3 (8.Nf5 Qf5 9.de4 Ne4 10.Qc2 Bh4 11.g3 Ng3 12.Qf5=) 8...ed3 (8...d5 9.cd5 Bb4 10.Nd2 Bd2 11.Kd2 ed3 12.Qb3+=) 9.e4 (9.Nf5 Qf5 10.Qd3 Qd3 11.Bd3 Nc6 12.a3=) 9...Bg6 (9...Be6 10.Ne6 Qe6 11.Bd3= Nc6 12.a3=) 10.Bd3+= 0–0 (10...Nc6 11.Nc6 Qc6 12.Bd4=) 11.a3 (11.0–0 c5 12.Nc2+=) 11...Nc6 12.0–0 Nd4 13.Bd4 b6 (13...a5 14.b5=) 14.b5 Rfe8 15.Re1 Rac8 16.Qc2 Nh5 17.Nd2 (17.Nc3 Bf6 18.Bf6 Nf6+=) 17...Bf6 18.Bf6 Nf6 19.Rad1 Nh5 (19...Qe6 20.Nb3=) 20.Nf1 Qe7 (20...a6 21.Ne3+=) 21.g3 (21.Ne3 Qe5+=) 21...Qg5 22.Qf2 (22.Qd2 Qc5 23.Qe3 Qa3+=) 22...f5 (22...Nf6 23.Ne3=) 23.h4 (23.ef5 Bf5 24.Bf5 Qf5+=) 23...Qf6= 24.ef5 Bf5 25.Ne3 Bd3 26.Rd3 Qg6 27.Rd2? (better is 27.Rd4!?=) 27...Ng3–/+ 28.Ng2? (better is 28.Qg2!? Qh6 29.Kf2–/+) 28...Re1–+ 29.Qe1 Re8 30.Qd1 Nf5 31.Kf1 Qf6 32.f4 Ne3 (32...Nh4!? 33.Re2 Rf8 34.Qd5 Kh8 35.Qe6–+) 33.Ne3 Qf4 (33...Qf4 34.Rf2 Qe3 35.Qd5 Kh8–+) 0–1. Bonnet,Jean – Mallard, corr FRA–chT, 1964.

7.Nd4 Bg4 8.Qb3 (8.Qa4 Bd7 9.Qb3 a5 10.de4 ab4 11.Qb4 Na6 12.Qb7=) 8...d5 9.Nc3 a5 10.ba5 c5 11.Nc2 d4 12.ed4 =.

7.Nd4 Bg6 8.Nc3 Qd7 9.de4 Ne4 10.Be2 Bf6 11.Bf3 Nc3 12.Bc3 c6 13.0–0 0–0 14.Rc1 Re8 15.Ne2 Qe6 16.Bf6 Qf6 17.Nf4 Nd7 18.Ng6 Qg6 19.Qb3 Ne5 20.Be2 Kh8 21.b5 cb5 22.cb5 f5 23.Rfd1 Rad8 24.a4 Qf7 25.Qf7 Nf7 26.Rc7 Ng5 27.Rb7 1–0. phildo (1835) – obtorto_collo, gameknot.com, 2013.

7.de4 Be4 8.Nc3 Bf5 9.Be2 a5 10.b5 0–0 11.Nd4 Be6 12.0–0 +=.

6.d3 h6

7.Be2 0–0 8.0–0 c6 9.Nbd2 a6 (9...Nbd7 10.e4 Bg6 11.a3=) 10.a4 (10.e4 Bh7+=) 10...Qc7 11.e4 Bh7 12.Qb3 (12.c5 Nbd7+=) 12...Nbd7 (12...a5 13.b5=) 13.Rac1 (13.a5 Rfb8+=) 13...Rac8 (13...a5 14.b5=) 14.Rfe1 Rfe8 15.h3 a5 16.ba5 Qa5 17.Bf1 (17.Bc3!? Qc7 18.a5=) 17...Nc5–/+ 18.Qa2 (18.Qc2 Qa4 19.Qc3 Qa6–/+) 18...Qa4 19.Ra1 Qa2 20.Ra2 Nh5 21.d4 ed4 22.Bd4 Bf6 (22...Ra8 23.Rb2–/+) 23.Bc5 dc5 24.e5 Be7 25.Ra7 Rb8 26.g3 g5 27.Kg2 Rec8 (27...Bf5 28.Ne4+=) 28.Nh2 Ng7 29.Ng4 Nf5 30.Nf3 (30.Ne4!? Rd8 31.Nef6 Kg7 32.Nh7 Kh7 33.e6=) 30...Kg7 31.h4 (31.e6 fe6 32.Re6+=) 31...b5 (better is 31...gh4 32.Ne3 hg3 33.Nf5 Bf5 34.Kg3 Rd8–+) 32.e6 f6 0–1. GuestTTVX – Guestbabykap, freechess.org, 2017.

7.Be2= a6 8.Nc3 Nbd7 9.a3 (9.0–0 0–0=) 9...c6 (9...0–0 10.0–0=) 10.h3 Nh7 (10...0–0 11.e4 Bg6 12.Qc2=) 11.e4 Be6 (11...Bg6 12.0–0+=) 12.0–0 0–0 (12...Nb6 13.Na4+=) 13.Qc2 (13.d4 Nb6 14.d5 cd5 15.cd5 Bd7+=) 13...f5 14.Rad1 f4 (14...a5 15.d4 fe4 16.Qe4 ab4 17.ab4=) 15.d4+= White plans c5 15...Ng5 16.de5 (better is 16.d5 Nf3 17.Bf3+=) 16...Nf3–/+ 17.Bf3 Ne5 18.c5 Nf3 19.gf3 Bh3 20.Qb3? (better is 20.Rfe1–/+) 20...Kh8–+ 21.Rfe1 (21.Qc2–+) 21...Bh4 22.Rd6 (22.Kh2 Bf2 23.Kh3 Qh4 24.Kg2 Qg3 25.Kf1 Qf3 26.Qg8 Kg8 27.Re2 Be3 28.Ke1 Qh1) 22...Qg5 0–1. GuestZDGH – GuestFPHT, freechess.org, 2017.

6.d4 ed4

7.Nd4= Bg4 8.Qb3 a5 9.h3 Bc8 10.Qa4 Nbd7 11.Nb3 0–0 12.Na5 +=.

7.Nd4= Bg4 8.Qc2 Nbd7 (8...0–0 9.Bd3 a5 10.b5 Nbd7 11.0–0 Nc5=) 9.h3 (9.f3 Be6 10.Ne6 fe6 11.Bd3 d5=) 9...Be6 (9...Bh5 10.Nc3 0–0 11.Nd5 Bg6=) 10.Bd3 0–0 (10...Ne5 11.Be2 Qd7=) 11.Nd2 (11.0–0 c5=) 11...c5 (11...Ne5=) 12.Ne6 fe6 13.b5 a6 14.a4 d5 15.0–0 Qc7 16.Nf3 Rfd8 (16...Qd6 17.Rfd1+=) 17.Ng5 Nf8 18.Bf6 (better is 18.ba6!? ba6 19.cd5 ed5 20.Bf5+=) 18...Bf6+= 19.Bh7 (better is 19.b6!? Qe7 20.Nh7 (worse is 20.Bh7 Kh8–+) 20...Ba1 21.Nf8 Rf8 22.Ra1+=) 19...Kh8–/+ 20.b6 Qe7 21.cd5 (21.Ne6 Qe6 (21...Nh7?! 22.Nd8 Ba1 23.Nb7=) 22.Bf5 Qb6–/+) 21...Bg5 (21...Ba1 22.Ne6 Ne6 23.de6–+) 22.Be4 ed5 23.Bf3 Rac8 24.Rad1 d4 25.ed4 cd4 26.Qf5 Rc5 27.Qg4 Bf6 28.Rfe1 Qd7 29.Qf4 (29.Qe4 d3–+) 29...Qd6 30.Qe4 (30.Qd6 Rd6 31.Re8–+) 30...Qb6 31.Rb1 Qa5 32.Qb7 Qa4 33.Ra1 Qb5 34.Qa7 d3 35.Reb1 (35.Ra6 Re5 36.Raa1 d2 37.Re5 Qe5–+) 35...Qc4 (better is 35...Ba1 36.Rb5 Rb5 37.Qa6 Rb1 38.Kh2–+) 36.Ra6 Rc7 37.Qb6 d2 38.Qa5 (38.Ra5–+) 38...Qc1 39.Kh2 Qb1 40.Qc7 Qb8 (40...d1Q 41.Bd1 Rd1 42.Qc4 Rh1 43.Kg3 Qg6 44.Kf3 Qf5 45.Kg3 Be5 46.f4 Qg5 47.Kf2 Bf4 48.Qc3–+) 41.Qb8 Rb8 42.Ra5 Nh7 43.Rd5 (43.Be2 Ng5 44.Rd5 Rb2–+) 43...Rd8 44.Rd8 Bd8 45.Bd1 Nf6 46.Kg3 Nd5 47.Kg4 Bb6 48.f3 (48.Kg3–+) 48...Ne3 49.Kh4 Nd1 50.g4 Ne3 51.f4 d1Q 52.Kg5 Bd8 53.Kh5 Qd5 0–1. Gengler,Pierre – Hartung,Jerry, Luxembourg op, 1997.

7.Nd4= Bg4 8.Be2 Be2 9.Qe2 0–0 10.0–0 Nbd7 11.a3 Re8 12.Nf5 +=.

7.Nd4= Bg4 8.f3 Bd7 9.Bd3 c5 10.bc5 dc5 11.Nf5 0–0 =.

7.Nd4 Bg6

8.Nc3 0–0 9.Bd3 Bd3 10.Qd3 Nbd7 (10...c5 11.Nf5 cb4 12.Nb5+=) 11.Nf5 (11.a3 Ne5 12.Qe2=) 11...Ne5 12.Qd4 (12.Qe2=) 12...g6?? (better is 12...Re8=) 13.Ne7+– Qe7 14.f4 Nc6?? (better is 14...c6 15.fe5 de5+–) 15.Nd5 Nd4 16.Ne7 Kg7 17.Bd4 (17.ed4?! Rfe8 18.d5 Re7 19.Kd2 Rae8+/–) 17...c6 (17...Rae8 18.Nd5 Re6 19.g4+–) 18.g4 Rfe8 19.g5 Kf8 20.gf6 1–0. Buczinski,Henryk – Cieslik,Mariusz, Chorzow Poland, 1966.

8.Nc3 0–0 9.Be2 Re8 10.Bf3 c6 11.b5 Qc7 12.a4 c5 13.Nde2 Nbd7 14.Nf4 Ne5 15.Be2 Bf8 (15...Bf5 16.0–0+=) 16.Nfd5 Nd5 17.Nd5 Qd8 18.a5 Be4 19.Rg1 Bd5 20.Qd5 Qe7 21.a6 b6 22.Rd1 Ng6 23.g3 Qd7 24.Bf1 Rac8 25.h4 Rc7 26.h5 Ne5 27.Rh1 Qg4 28.Be2 Qe6 (28...Qg5 29.Kf1+/–) 29.Rh4 (29.Qe6 Re6 30.f4 Nd7+–) 29...Qd5 (29...Qf6 30.Kf1+/–) 30.Rd5+– (worse is 30.cd5 g5 31.hg6 fg6 32.Be5 Re5+=) 30...Be7 31.Rh1 f6 (31...Bf6 32.h6+–) 32.Kd2 Kf7 33.f4 Nd7 34.Bf3 Bf8 35.Rd3 Be7 36.Bd5 Kf8 37.Kc2 Nb8 38.g4 Nd7 39.e4 Bd8 40.Bc6 Rc6 41.bc6 Nb8 42.e5 (42.Rd6?! Bc7 43.Rhd1 Re4 44.Rd8 Kf7+/–) 42...de5 (better is 42...Na6 43.Rd6 Be7+–) 43.fe5?? (43.Rd8 Rd8 44.c7+– (44.fe5 Nc6 45.ef6 Nd4 46.Kd3 gf6+=)) 43...Nc6+/– 44.Bc3 (44.Rd6!? Nb4 45.Kb3 fe5 46.Be5 Re5 47.Rd8 Ke7 48.Rb8 Re3 49.Kb2 Nd3 50.Ka1+–) 44...fe5+= (44...Ne5? 45.Be5 fe5 46.Rd7+–) 45.Rf1 (45.Rd7 Bf6 46.Rc7+/–) 45...Ke7= 46.Rdf3 Ke6 47.Rf7 Bf6 48.Rc7 Kd6 49.Rb7 Re7 (better is 49...Ke6=) 50.h6!+– Nd4 (50...gh6 51.Rf6 Deflection) 51.Bd4 ed4 52.g5! Be5 (52...Bg5 53.hg7 Deflection) 53.Rf7 Rf7 54.Rf7 gh6 55.gh6 (55.Ra7!? b5 56.Rh7 bc4+–) 55...b5 (55...Kc6 56.Rh7 b5 57.Ra7 d3 58.Kd3 bc4 59.Kc4+–) 56.cb5 (56.Rh7?! bc4 57.Ra7 d3 58.Kd1 c3+–) 56...c4 (56...Ke6 57.b6 ab6+–) 57.b6 d3 58.Kd2 ab6 59.a7 (59.Rh7?! Bf4 60.Kc3 Be5 61.Kd2 Bf4 62.Kc3 Be5 63.Kd2=) 1–0. Dumontelle,Joe – Beckwith, Feb, 1978.

8.Nc3 0–0 9.Qf3 c6 10.Nf5 Nbd7 11.Rd1 Ne5 12.Qf4 =.

8.Nc3 Nbd7 9.Nd5 Be4 10.Ne7 Qe7 11.Be2 a5 12.a3 =.

8.Bd3 d5 9.a3 a5 10.c5 c6 11.0–0 ab4 =.

8.Bd3 d5 9.a3 dc4 10.Bc4 0–0 11.Nd2 Nbd7 12.0–0 =.

6.d4 e4

7.Qc2 a5 8.ba5 0–0 9.Nfd2 c5 10.f3 Nc6 11.Ne4 Ne4 12.fe4 –/+.

7.Qc2 a5 8.b5 a4 9.Nfd2 c6 10.Nc3 cb5 11.Nb5 0–0 =.

7.Qc2 Nc6 8.a3 Qd7 9.Nfd2 Bg6 10.Be2 0–0 11.0–0 Qf5 +=.

7.Qc2 Nc6 8.Nfd2 0–0 9.a3 Re8 10.Nc3 Bf8 11.Be2 a5 12.b5 +=.

7.Qc2 d5 8.a3 a5 9.b5 c6 10.bc6 Nc6 11.Nc3 Rc8 =.

7.Qc2 d5 8.b5 a6 9.Ne5 ab5 10.cd5 Nd5 11.Bb5 c6 12.Be2 +=.

7.Nfd2 d5 8.Qb3 c6 9.Nc3 0–0 10.Be2 Re8 (10...dc4 A) 11.Qc4? Be6 12.d5 cd5–+ (12...Nd5?! 13.Qe4 Nb4 14.a3+=); B) 11.Nc4 b5 12.Ne5+=) 11.a4 a6 12.c5 Nbd7 13.a5 Nf8 14.0–0–0 (14.0–0 Ne6=) 14...h6 15.Nf1 Ng4 16.Ng3 Qd7 17.Rdf1 Bh4 18.Qd1 Bg3 (18...Be6 19.Na4 Bd8 20.Qd2=) 19.hg3= Ng6 20.Kb1 Reb8 (20...Nf6 21.Qd2=) 21.Bc1 b5 (better is 21...Nf6!?=) 22.cb6+/– Nf6 23.Qb3 (23.Na4 Bg4+/–) 23...Rb7 1–0. Cometa,Luis Fernando (1885) – Trujillo Urriago,Karen Jo, Championship Departamental Amateur, 2015.

7.Nfd2 h6 8.a4 a6 9.Nc3 c6 10.Qc2 Pawn e4, live or die! 10...0–0 11.Nce4 Bg6 (11...Ne4!? 12.Ne4 Be4 13.Qe4 d5+=) 12.Bd3 White prepares the advance c5 12...d5? (better is 12...Be4 13.Be4 d5+=) 13.Nf6+– Bf6 14.Bg6 fg6 15.Qg6 Nd7 16.c5 a5 17.b5 cb5 18.ab5 Be7?! (18...Re8 19.Ra2 b6+–) 19.Qe6 Rf7 20.Qd5 Rb8 (20...Qe8 21.Ra4+–) 21.Nc4 Nf6 (21...Qc8 22.Qe6+– (worse is 22.Ra5 Nf6 23.Qf3 Ng4+–)) 22.Qd8 Rd8 (22...Bd8 23.b6+–) 23.Ra5 Rb8 24.0–0 Ne4 25.f3 Ng5 26.Ra7 Kf8 (26...Ne6 27.Rd1 Rd8 28.Ne5 Bc5 29.Nf7 (29.dc5?! Rd1 30.Kf2 Rd2 31.Kg3 Rf5+/–) 29...Ba7 30.Nd8 Nd8 31.Kf2+–) 27.Nd6 (better is 27.Ne5 Ke8 28.Nf7 Kf7 29.Rc1+–) 27...Bd6 28.cd6 Rd7 (28...Rf5 29.Ba3 Rb5 30.Rc1+–) 29.d5 (29.e4 Ke8+–) 29...Ke8 (29...Nf7 30.e4 Nd6 31.Ba3+–) 30.f4 (30.e4 Rc8+–) 30...Nf7 (30...Ne4 31.Rc1+–) 31.Rfa1 Nd6 32.Ra8 Ra8 33.Ra8 Kf7 34.b6 Nc4 35.Bd4 Rd5 36.Ra7 Rd7 37.Kf2 g6 38.Kf3 Ke6 39.e4?? Rd4+= 40.Rb7 Rd6 41.Rh7 h5 42.Rh6 Rd3 43.Kf2 Rb3 44.Rg6 Kf7 45.Rc6 Nb6 46.Rc7 Ke8 47.Rb7 Kd8 48.e5 Kc8 49.Rh7 Nd5 50.f5 Rb2? 51.Kf3+– Rb3 52.Ke4 Ne3 53.f6 Ng2 54.f7 Re3 55.Kd4 Rf3 56.Rh8 Kd7 57.f8Q Rf4 58.Kd5 Ne3 59.Kc5 Rc4 60.Kb5 1–0. madik – chilisauce, gameknot.com, 2008.

7.Nfd2 0–0

8.a3 a5 9.b5 Nbd7 (9...c6 10.Nc3 cb5 11.Nb5 Na6 12.Be2 d5 13.0–0 dc4 14.Bc4 Nc7 15.Nc3 Nce8=) 10.Nc3 c6 11.Qb1 d5 12.cd5 cd5 13.Be2 Bd6 14.0–0 Rc8 15.Rc1 Qe7 +=.

8.Qb3 a6 9.Nc3 Re8 10.Be2 Qd7 11.0–0 Nc6 12.a3 =.

8.Qb3 d5 A) 9.Nc3 Na6 (9...Nc6 10.a3 dc4 11.Bc4 Bd6 12.0–0 Bh2 13.Kh2 Ng4 14.Kg3 Qd6 15.f4 Qg6+=; 9...Qd6 10.Nd5 Nd5 11.cd5 Qb4 12.Qb4 Bb4 13.Rc1 Bd6 14.Nc4 Bb4 15.Bc3 Be7+=; 9...c6 10.a3 Bg4 11.b5 Qd7 12.bc6 bc6 13.Rb1 Rd8 14.c5 Qe6 15.h3 Bh5=) 10.a3 c6 11.cd5 cd5 12.Ba6 ba6 13.Rb1 Qd6 14.h3 Rab8 15.0–0 a5+=; B) 9.cd5 Qd5 (9...Nd5 10.Nc3 Nb4 11.a3 Nd3 12.Bd3 ed3 13.Qb7 Nd7 14.Qf3 Bg6 15.0–0 Re8=) 10.Bc4 Qd7 11.Nc3 c6 12.0–0 Qd6 13.Rfb1 Ng4 14.Nf1 Bh4 15.Nd1 Be6=.

8.Qc2 c5 9.b5 Nbd7 10.Be2 d5 11.0–0 Rc8 12.Rd1 Qb6 13.Qa4 Qc7 14.cd5 Nb6 15.Qa5 cd4 =.

8.Qc2 c6 9.Be2 d5 (9...a5 10.ba5 Qa5 11.0–0 Na6 12.Nc3 d5 13.a3 Qc7 14.cd5 cd5 15.Qb3 Qd7=) 10.c5 Bg4 11.f3 Bf5 12.fe4 Ne4 13.0–0 Qc8 14.Ne4 Be4 15.Qb3 Qe6 =.

8.Qc2 d5 9.a3 c6 10.Nc3 Nbd7 11.f3 Bd6 12.c5 Bc7 13.fe4 de4 14.Be2 Ng4 15.Bg4 Qh4 +=.

8.Qc2 Nbd7 9.Be2 d5 10.a3 c6 11.0–0 a5 12.ba5 =.

8.Nc3 c5 9.bc5 dc5 10.d5 Re8 11.Be2 Bd6 12.g4 Bg6 13.h4 h6 14.Qc2 Be5 15.0–0–0 Qe7 +=.

8.Nc3 Nc6 9.a3 a6 A) 10.Qb1 d5 (10...Bg6 11.d5 Ne5 12.Nce4 a5 13.Bd3 Nd3 14.Qd3 Ne4 15.Ne4 Re8+=; 10...Qd7 11.Nde4 Ne4 12.Ne4 Bg6 13.Bd3 d5 14.cd5 Qd5 15.0–0 Rae8+/–; 10...Kh8 11.Nde4 Ne4 12.Ne4 d5 13.cd5 Qd5 14.Nc3 Qd7 15.e4 Bg4+/–) 11.cd5 Nd5 12.Nde4 Ncb4 13.ab4 Bb4 14.Bd3 Be4 15.Be4 Nc3+=; B) 10.Qc2 Bg6 (10...d5 11.cd5 Nd5 12.Nd5 Qd5 13.Bc4 Qd6 14.0–0 b5 15.Bb3 a5+/–; 10...a5 11.b5 Nb8 12.Nde4 Ne4 13.Ne4 Nd7 14.Bd3 c6 15.bc6 bc6+/–; 10...Kh8 11.Nde4 Ne4 12.Ne4 d5 13.cd5 Qd5 14.f3 Bh4 15.g3 Bg5+/–) 11.Nde4 Ne4 12.Ne4 d5 13.cd5 Qd5 14.f3 Qh5 15.Bd3 Bh4+=.

8.Nc3 Nc6 9.a3 Re8 A) 10.Qb1 Qd7 (10...Bf8 11.d5 Ne5 12.f3 a5 13.Nde4 Ne4 14.Ne4 Qh4 15.Kd2 Be4=; 10...Bg6 11.d5 Ne5 12.Nde4 Ne4 13.Ne4 Bh4 14.Be5 Re5 15.Bd3 Qe7=) 11.d5 Ne5 12.Nde4 Ne4 13.Ne4 Bh4 14.Be5 Re5 15.Bd3 Rae8+=; B) 10.b5 Nb8 (10...Na5 11.Qc2 c6 12.bc6 bc6 13.Rb1 d5 14.c5 Rb8 15.h3 Qd7=) 11.Qc2 Bf8 12.Be2 a6 13.d5 Nbd7 14.ba6 Ra6 15.0–0 Nc5=; C) 10.Qc2 Bf8 11.Be2 a5 12.b5 Nb8 13.0–0 Nbd7 14.Bd1 Bg6 15.Rc1 Qe7+=.

8.Nc3 Nc6 9.a3 Kh8 A) 10.Be2 Re8 (10...Nb8 11.0–0 c6 12.f3 ef3 13.Nf3 d5 14.Rc1 a5 15.b5 Qd7+=) 11.Qc2 Bf8 12.0–0 a5 13.b5 Nb8 14.Bd1 Bg6 15.d5 Nbd7+=; B) 10.Qc2 Re8 (10...Qe8 11.d5 Ne5 12.Nce4 Ne4 13.Ne4 Bh4 14.Be2 Nc4 15.Qc4 Be4+=; 10...a5 11.b5 Na7 12.Nde4 Ne4 13.Ne4 Re8 14.Bd3 d5 15.Nc3 Bd3+/–; 10...a6 11.Nde4 Ne4 12.Ne4 d5 13.cd5 Qd5 14.f3 Be6 15.Nc5 Bh4+/–) 11.Be2 Bf8 12.0–0 a5 13.b5 Nb8 14.Bd1 Bg6 15.Rc1 Nbd7+=; C) 10.Qb1 Re8 (10...Bg6 11.Nde4 Ne4 12.Ne4 d5 13.cd5 Qd5 14.Nc3 Qd7 15.Qd1 a6+/–; 10...d5 11.cd5 Nd5 12.Nd5 Qd5 13.Qc2 Qe6 14.h3 Bh4 15.b5 Ne7+=; 10...a6 11.Nde4 Ne4 12.Ne4 d5 13.cd5 Qd5 14.Nc3 Qd7 15.e4 Bg4+/–) 11.Be2 Bf8 12.0–0 a5 13.b5 Nb8 14.Qe1 d5 15.Rc1 c6+=.

8.Nc3 Nc6 9.b5+= Na5 10.Be2 (10.Qc2 Rc8 (10...c6 11.bc6 Nc6 12.Nce4 Ne4 13.Ne4 Qa5 14.Kd1 Nb4 15.Qb1 Qa4+=; 10...a6 11.ba6 ba6 12.Rb1 c6 13.Nde4 Ne4 14.Ne4 d5 15.Nf6 Bf6+=) 11.Nde4 Ne4 12.Ne4 Nc4 13.Bc4 d5 14.Bd3 Be4 15.Be4 de4=; 10.Qb1 c6 (10...a6 11.ba6 ba6 12.Qc2 Re8 13.d5 c6 14.Nde4 Rb8 15.Nf6 Bf6=; 10...d5 11.cd5 Nd5 12.Nd5 Qd5 13.Bc3 b6 14.Qc2 Rfc8 15.Ba5 ba5+=; 10...Qd7 11.h3 Rfe8 12.d5 Bd8 13.Be2 Re5 14.0–0 a6 15.Qd1 c6+=; 10...Re8 11.d5 Qd7 12.h3 Bd8 13.Be2 Re5 14.0–0 a6 15.ba6 Ra6=) 11.Nde4 Ne4 12.Ne4 d5 13.Nf6 Bf6 14.Qf5 Nc4 15.Bc4 Qa5+=) 10...c6 (10...a6 11.ba6 Ra6 12.Qc2 Re8 13.0–0 Bf8 14.Rfb1 Ra8 15.Nd5 b6+=) 11.a4 (11.g4!? Be6 12.g5+= Ne8 13.d5 Bh3 14.Nce4 cb5 15.cb5 Bg5+/–) 11...d5= 12.0–0 (12.bc6 Nc6 13.g4 Be6 14.g5 Ne8 15.cd5 Bd5=) 12...Bd6 (12...cb5 13.ab5 Nc4 14.Nc4 dc4 15.Bc4= (15.f3 ef3+=) 15...Qc7=; 12...dc4 13.bc6 Nc6 14.f3 ef3 15.Bc4 Bg4+=) 13.Ba3 (13.bc6 bc6 14.Ba3 (14.Rb1 Qc7= 15.c5 Bh2+=) 14...Ba3 15.Ra3 dc4=; 13.c5 Bc7 14.Rb1 Bb8 15.Rc1 Qc7=) 13...Qc7 (better is 13...Ba3!? 14.Ra3 dc4 15.bc6 Nc6 16.Nc4 Qe7=) 14.Bd6+= Qd6 15.c5 Qe6 16.Nb3 Nc4 (16...Nb3!? 17.Qb3 Bg4+=) 17.Bc4+/– dc4 18.Na5 Bg4 (18...cb5 19.ab5 (worse is 19.Nb7 b4+=) 19...b6 20.Nb7+=) 19.Qc2+/– b6 (19...Rfb8 20.Rab1+/–) 20.cb6 ab6 21.Nc6 Rae8 (21...Bf5 22.Rfc1+–) 22.Ne5 (22.Rfc1 Qd6+–) 22...Bf5 23.Rfc1 h6 (23...Ra8 24.Ne2+–) 24.Na2 Ng4 (24...Rc8 25.Nb4+–) 25.Nc4 Qf6? (25...Rb8+–) 26.h3 Nf2 (26...Qg5 27.hg4 Bg4 28.Nd2+– (28.Nb6?! Bf3 29.Kf1 Qg2 30.Ke1 Qg1 31.Kd2 Qf2 32.Kc3 Rc8 33.Nc8 Rc8 34.Kb2 Rc2 35.Rc2 Qe3+=)) 27.Qf2 Qg5 (27...Qg6 28.Nb6! Bh3 29.a5+–) 28.Kh2 (28.h4 Qg6 29.Nb6 Qb6 30.Qf5 Qa5+–) 28...Re6 (28...Rb8 29.Nb4 Be6 30.Nc6 Bc4 31.Nb8 Bb5 32.ab5 Rb8 33.Qg3+–) 29.Ne5 (29.Nb4 Rc8+–) 29...Rf6 (29...Rd8 30.Nb4 Rde8 31.h4+–) 30.Qf4 (better is 30.Qg3 Qg3 31.Kg3 Ra8+–) 30...Qh5 (30...Qf4 31.ef4 Rd8+–) 31.g4 Bg4 (31...Qh4 32.gf5 Qf4 33.ef4+–) 32.Qg4 (32.Ng4?! Rf4 33.ef4 Rd8+=) 32...Rf2 (32...Qg4 33.hg4 Re8 34.Nc3+–) 33.Kg3 Qg4 (33...Qf5 34.Rc6+–) 34.hg4 (34.Kf2?! Qh3 35.Nc3 f6+/–) 34...Re2 (34...Rf6 35.Rc6 Rd8 36.Rf6 gf6 37.Nc4+–) 35.Re1 (35.Nc4 f5 36.Nc3 Re3 37.Ne3 f4 38.Kf2 fe3 39.Ke3 Rd8+–) 35...Rc2 (35...Re1 36.Re1 Ra8 37.Nc3+–) 36.Nb4 (36.Nd7!? Rc7 37.Nf8 Kf8+–) 36...Rc7 37.Nbc6 (37.Nd5 Rb7+–) 37...f6 (37...Rb7 38.Kf4+–) 38.Nc4 f5 (38...Rb7 39.Kf4+–) 39.Rf1 fg4 1–0. Piriyev,Maksat – Akkurt,Cemal, chessmoon.com, 2011.

8.Nc3 Nc6 9.b5+= Nb4 10.a3 Nd3 11.Bd3 ed3 12.Qf3 Bc8 13.e4 a6 14.ba6 Ra6 15.0–0 Re8 +/–.

8.Nc3 d5 9.Qb3 (9.b5 Bb4 (9...dc4 10.f3 c5 11.fe4 Bg4 12.Qc2 cd4 13.ed4 Qd4 14.Nd5 Qc5 15.Bf6 Bf6+=; 9...a6 10.cd5 ab5 11.Bb5 Bb4 12.0–0 Bc3 13.Bc3 Nd5 14.Qc2 Nd7 15.Rfb1 N7f6=) 10.a3 Bc3 11.Bc3 a6 12.Bb4 Re8 13.Qc2 Be6 14.cd5 Bd5 15.Be2 c6=) 9...c6 (9...Nc6 10.a3 dc4 11.Bc4 Bd6 12.0–0 Bh2 13.Kh2 Ng4 14.Kg3 Qd6 15.f4 Qg6=; 9...Na6 10.b5 Nb4 11.Ba3 dc4 12.Bc4 Nd3 13.Kf1 Ba3 14.Qa3 a5 15.ba6 Be6=) 10.a4 (10.a3 Bg4 11.b5 Qd7 12.bc6 bc6 13.Rb1 Re8 14.Qa4 Qe6 15.h3 Bh5+=) 10...a6 11.h3 (11.Be2 dc4 12.Bc4 Qb6 13.b5 ab5 14.ab5 Ra1 15.Ba1 cb5=) 11...h6 (11...b6 12.Be2 dc4 13.Bc4 Qd6 14.0–0 Qb4 15.Qc2 Qd6=) 12.Be2 Nbd7 (12...dc4!? 13.Bc4 Bd6= 14.0–0 Qe7 15.b5 Nbd7=) 13.cd5+= cd5 (13...Nb8 14.dc6 Nc6 15.Ba3 a5+/–) 14.Nd5 Nd5 (14...Be6 15.Ne7 Qe7 16.Qa3+=) 15.Qd5+/– Be6 16.Qe4 (16.Qb7 Nf6 A) 17.Ne4? Bd5 18.Qa8 Bb4 (18...Ba8?! 19.Nf6 Bf6 20.0–0–+) 19.Bc3 Bc3 (19...Ba8?! 20.Nf6 Qf6 21.Bb4+=) 20.Nc3 Ba8–+; B) 17.Ba6 Rb8 18.Qa7 Bd5–/+; C) 17.a5+/–) 16...Bb4+= 17.Qd3 (17.Qb7? Rb8 18.Qa6 Nc5–+) 17...Qa5 18.Rd1 (18.Ba3 Bc3 19.Bf8 Ba1+=) 18...Rfd8= (worse is 18...Qa4 19.d5 Nc5 20.Qd4 Bd2 21.Qd2+/–) 19.0–0 Nc5 (worse is 19...Qa4 20.d5 Nc5 21.Qd4+/–) 20.Qc2 Na4 21.Ra1 b5 22.Nf3 Rac8 23.Qb1 Qb6 24.d5 Bd5 25.Bg7 Kg7 (25...Nc3 26.Bc3 Bc3 27.Ra4+=) 26.Qb4= Nc3 27.Qb2 (27.Nd4 Ne2 28.Ne2 Bc4=) 27...Qf6+= 28.Nd4 Ne2 29.Qe2 Kh8 (29...Qg6 30.Nf3+=) 30.Qb2 Rg8 31.f3 Rg6 32.Rf2 Bb7 33.Re1 Rd8 34.Rd2 Kg8 35.e4 (35.Kh1 Qg5=) 35...Qb6 (35...Bc8!?+=) 36.Kh1+= Rgd6 (better is 36...Qf6!?+=) 37.Nf5+/– Rf6 38.Ne7 Kg7 39.Rd8 Qd8 40.Qe5 Bc8 41.Nd5 (41.Nc8?! Qc8 42.Rd1 Qe6+=) 41...Be6 42.Nf6 Qf6 43.Qg3 Kh7 44.f4 (44.Rb1 Bc4+–) 44...Bc4 45.Rd1 a5 46.f5 a4 47.Rd6 Qg5 48.Qe5 a3 49.Ra6 (49.Rd1 a2+/–) 49...a2 50.Ra8 Qg7 51.f6 Qg5 52.Qb8 Kg6 53.Qd6 Kh7 54.Kh2 Be6 55.Qd4 (55.Qb8 Kg6+=) 55...Qf4= 56.Kg1 Qc1 57.Kf2 Qf4 58.Kg1 Qc1 59.Kh2 Qf4 60.Kg1 Qc1 61.Kh2 Qf4 ½–½. Dzieniszewski,Andrzej – Radwan, Jastrzebia Gora Poland, 1988.

8.Nc3 Qd7 9.Qc2 d5 (9...c6 10.Be2 d5 11.a3 Re8 12.0–0 Bg4 13.Qd1 Be2 14.Qe2 Qe6 15.Rac1 Nbd7=) 10.b5 c6 11.Qa4 Rd8 12.bc6 Nc6 13.cd5 Nb4 14.Bb5 Nd3 15.Bd3 Qa4 =.

8.d5 a5 9.b5 Nfd7 10.Be2 Bf6 11.Nc3 a4 12.a3 Nc5 13.0–0 Qe7 14.f3 ef3 15.Rf3 Re8 +=.

8.Be2 a5 9.b5 d5 10.Nc3 Bb4 11.a3 Bc3 12.Bc3 +=.

8.Be2 d5 9.a3 (9.c5 b6 10.Qc2 a5 11.b5 c6 12.0–0 cb5 13.Bb5 Qc7 14.Rc1 Rc8 15.c6 Bd6=) 9...a5 10.b5 dc4 11.0–0 Nbd7 12.Nc3 Nb6 13.Nc4 c6 14.Nb6 Qb6 15.Na4 Qc7 =.

6.Be2 Nc6

7.a3 0–0 8.0–0 a5 9.b5 Nb8 10.Nc3 Nbd7 11.d4 e4 (11...c6 12.Ng5=) 12.Nd2 (12.Nh4!? Be6 13.d5+–) 12...c6+= 13.bc6 bc6 14.Rb1 d5 15.cd5 cd5 16.a4 Bb4 17.Bb5 Nb6 18.Qb3 Rc8 19.Rfc1 Be6 20.Ba3 Bc3 (better is 20...Nc4!? 21.Bc4 dc4=) 21.Rc3+/– Rc3? (better is 21...Nc4 22.Nc4 dc4+–) 22.Qc3+– Re8 (22...Nbd7 23.Bf8 Nf8+–) 23.Be8 Ne8 24.Qc6 (better is 24.Qa5 Qa8 25.Qa8 Na8 26.Rb8+–) 24...Nc4 25.Nc4 dc4 26.Qe4 Nf6 27.Qb7 Bd5 (27...Nd7+–) 28.Qb8 (better is 28.Qa7 h5 29.Rb8 Qb8 30.Qb8 Kh7+–) 28...Qe8 29.Qe8 (better is 29.Be7! h6 30.Bf6 Qb8 31.Rb8 Kh7+–) 29...Ne8 30.Rb8 (better is 30.Rb5!? Bc6 31.Ra5 c3+–) 30...Bc6 31.Rc8 Ba4 32.Rc4 Bd7 33.Rc5 a4 34.Rd5 Nf6 35.Rd6 h5 36.Re6 (better is 36.e4 Bb5 37.f3+–) 36...Be6 37.f3 Nd5 38.Kf2 Nc3 39.e4 f6 40.Ke3 Kf7 41.Kd3 Nb5 42.Bc5 (42.Bb2 a3 43.Ba1 Bb3–+) 42...g5 (better is 42...a3 43.Kc2 Bc4–+) 43.d5 Bd7 44.Kc4 Na3?? (better is 44...h4–+) 45.Ba3+– f5 (45...g4!?+–) 46.e5 g4 (46...Bc8 47.e6 Kf6 48.Kc5+–) 47.fg4 (47.fg4 hg4 48.e6 Be6 49.de6 Ke6 50.g3+–) 1–0. Fournier,Frederic (1965) – esc03 (1800), Active, 2004.

7.a3 0–0 8.d3 a6 9.Nbd2 h6 10.h3 Qd7 11.e4 Bg6 12.0–0 Nh5 (12...Qe6 13.Qc2=) 13.Re1 (13.d4 ed4 14.Nd4 Bf6 15.Bh5 Nd4 16.Bg6 fg6 17.Bd4 Bd4+=) 13...Nf4= 14.Bf1 b5 (14...Bh5 15.Qc2=) 15.Kh2 (15.d4 ed4 16.cb5 Ne5+=) 15...Kh7 (15...Bf6 16.Qc2=) 16.g3 (16.d4!?+=) 16...Ne6= 17.Bg2 Ned4 (17...f5 18.Qc2=) 18.Nd4+= Nd4 19.Nf3 (19.f4 Kg8+=) 19...c5 (19...Nf3!? 20.Qf3 f5 21.ef5 Bf5=) 20.bc5+= dc5 21.Ne5 Qb7 (21...Qe6 22.f4 Kg8 23.Ng6 Qg6 24.f5+/–) 22.Ng6 fg6 23.f4 bc4 (better is 23...Qd7!?+/–) 24.Bd4+– cd4 25.dc4 (25.e5 Qb3 26.Ba8 Ra8 27.dc4 Qc4+–) 25...Rad8 26.e5 Qb2 27.Qd3 Ba3?? (better is 27...Rc8+–) 28.Qa3 (28.Ra3 Kh8+–) 28...Qf2 (28...Qc2 29.Qa2 d3 30.Qc2 dc2 31.Bd5+–) 29.Qf3 (better is 29.Qd3!? Rb8 30.Re2 Rb3 31.Qg6 Kg6 32.Rf2 Kf7+–) 29...Qc2 30.Rac1 Qb2 31.Qd3 a5 32.Rc2 Qb6 33.Be4 a4 (33...Rc8 34.Bd5+–) 34.c5 Qc6 (34...Qb4 35.Bg6 Kh8+–) 35.Bc6 (35.Bc6 Rf7 36.Ba4+–) 1–0. GuestDHVS – GuestNSCQ, freechess.org, 2017.

7.a3 a6 8.d3 0–0 9.Nbd2 h6 10.0–0 Nh7 11.e4 Bg4 12.h3 Bh5 13.Nh2 (13.b5!? Na5 14.d4 ab5 15.cb5 ed4 16.Nd4 Be2 17.Qe2+=) 13...Bg6= 14.f4 ef4 15.Rf4 Bg5 16.Rf2 (16.Rf1 Be3 17.Kh1 f5=) 16...Qe7 (16...Be3 17.Ng4 Bf2 18.Nf2–/+) 17.Ndf3 (17.Nhf1 Bf6 18.Bf6 Nf6=) 17...Bf6 (better is 17...Be3–/+) 18.Bf6 Nf6 19.Nh4 Bh7 20.Nf5 Qe5 21.Ng4 Qc3?? (21...Ng4 22.Bg4 Bf5 23.ef5=) 22.Nf6?? (better is 22.Nfh6 Kh8 23.Nf6 gf6 24.Qe1+–) 22...Qf6= 23.Rf4 (23.Ne3 Qd4 24.Nd5 f5=) 23...Qe5 (23...Nd4 24.Rf2+=) 24.Rg4 (24.Qf1!?=) 24...Bf5+= 25.ef5 Nd4 26.Bf3 (26.Re4 Qf6+=) 26...c6 27.Be4 (27.Ra2 a5 28.b5 Rae8+=) 27...f6 (27...d5 28.cd5 cd5–+) 28.Qd2? (better is 28.Rc1!?+=) 28...Nf3! 29.gf3 (29.Bf3 Qa1 Double attack (29...Qa1 Discovered attack; 29...Qa1 Deflection); 29.gf3 Qd4 Double attack (29...Qa1 Discovered attack)) 29...Qa1 30.Kg2 Kh7 31.Kg3? (31.Qf4 Rfd8 32.Qg3 Rd7–+) 31...Qa3 (31...d5 32.Kh2 de4 33.fe4 Qa3 34.d4–+) 32.b5 (32.Kh2–+) 32...ab5 (worse is 32...cb5 33.Bb7 Rab8 34.Bd5–+) 33.cb5 cb5 (better is 33...d5 34.bc6 bc6 35.Qc2–+) 34.Bb7 Ra7 35.Bc6 Qc5 36.Be4 (36.Qf2 Rb8–+ (36...Qc6?! 37.Qa7 Rg8 38.Qe7–+)) 36...Ra1 (36...d5!? 37.d4 Qc7 38.Qf4 de4 39.Qc7 Rc7 40.fe4 Rc3 41.Kh2–+) 37.Kh4 Rf1 (37...d5 38.d4 Qd6 39.Bd3–+) 38.Rg2 (38.d4 Qc1 39.Qg2 Qe1 40.Kh5 Rf7–+) 38...Rb8 Black prepares b4 39.Qe2 Ra1 40.f4 d5 41.Bf3 b4 42.Bh5 (42.Qe6 Rg1 43.Qd5 Qd5 44.Bd5 Rg2 45.Bg2 Rd8–+) 42...b3 43.Bg6 (43.Qe6 Kh8 44.Qd7–+) 43...Kh8 44.Qe6 (44.Qb2 Ra2 45.Qb3 Rb3 46.Ra2 Rb8–+) 44...Qf8 (better is 44...Qb4 45.d4 b2 46.Rc2–+) 45.Rb2 Ra2 46.Rb1 b2 47.Qd5 Ra1 48.Rb2 Rb2 49.Qe4 Rb4 50.d4 Raa4 51.Qe6 Rd4 52.Qg8 (52.Qe8 Qe8 53.Be8–+) 52...Qg8 (52...Kg8 53.Bh5 Rf4 54.Kg3 Qa3 55.Kg2 Qb2 56.Be2 Qe2 57.Kg3 Rf3) 53.Bh7 (53.Be8 Rf4 54.Kg3 Qb3 55.Kg2 Ra2 56.Kg1 Qd1) 53...Qh7 (53...Rf4 54.Kg3 Qb3 55.Kg2 Ra2 56.Kg1 Qd1) 54.Kh5 (54.Kg3 Ra3 55.Kf2 Rd2 56.Ke1 Rb2 57.h4 Ra1) 54...Qf5 55.Kh4 Qf4 (55...Qg5) 56.Kh5 Qh4 (56...Qf5) 57.Kg6 Qg5 (57...Kg8 58.Kf5 Qe4) 58.Kf7 Rd7 59.Ke6 (59.Ke8 Qb5 60.Kf8 Ra8) 59...Raa7 (59...Qd5) 60.h4 Qe5 0–1. Fournier,Frederic (1815) – rwh555 (1720), Active, 2005.

7.b5 Nb4 8.d3 0–0 (better is 8...e4!? 9.Nd4 Qd7 10.de4 Be4+/–) 9.e4 Bg4 (better is 9...Ne4!? 10.a3 Nd3 11.Bd3 Bg6+/–) 10.a3+– Bf3 (10...Nd3 11.Qd3 Nd7 12.0–0+–) 11.Bf3 Nd3 12.Qd3 c6 (12...Re8 13.Nc3+–) 13.Nd2 Nd7 14.Nb3 cb5 (14...a6 15.0–0+–) 15.cb5 Qb6 16.a4 Nc5 (16...a6 17.0–0+–) 17.Nc5 dc5 18.Be5 Rad8 (18...Rfd8 19.Qc3+–) 19.Qc3 f6 (19...Qg6+–) 20.Qc4 Kh8 21.a5 Rd4 22.Bd4 Qc7 23.Be3 1–0. pcmvr – salas (2170), net–chess.com, 2009.

6.Be2 e4

7.Nd4 Be6 8.Ne6 fe6 9.0–0 d5 white timed out 0–1. chessxliv (2130) – nando (2100), net–chess.com, 2014.

7.Nd4 Bg6 8.d3 c5 9.bc5 (9.Nc2!?=) 9...dc5–/+ 10.Nc2?? (10.Qa4 Nbd7 11.Nb3 ed3 12.Bf3–/+) 10...Nc6 (better is 10...ed3 11.Nba3 Qa5 12.Qd2 Qd2 13.Kd2 de2 14.Ke2 Nbd7–+) 11.de4 Ne4 12.0–0 0–0 13.Nc3? (13.Bf3 Re8+=) 13...Bf6 (better is 13...Qd1 14.Bd1 Nd2–+) 14.Ne4+= Bb2 15.Rb1 Be4 16.Rb2 Qg5 17.Bf3 Rad8 18.Qe2? (better is 18.Nd4! Bf3 19.Nf3+=) 18...Bd3–+ 19.Qe1 Bf1 20.Qf1 Ne5 21.Bd5 Kh8?? (better is 21...Rd5 22.cd5 Nf3 23.Kh1 Qe5 24.gf3 Qb2–+) 22.Rb7 (22.f4 Qh5 23.fe5 b6+=) 22...f6 (better is 22...Rd7!? 23.Qb1 Rb7 24.Qb7 Ng4–/+) 23.f4+= Qf5 24.e4 Qc8 25.fe5 fe5? (25...Rd5 26.ed5 Qb7=) 26.Qe2?? (better is 26.Qb1+–) 26...Rd5–/+ 27.ed5 (27.cd5 Qb7 Remove defender; 27.ed5 Qb7 Remove defender) 27...Qb7–+ 28.Qe5 (better is 28.Ne1 Qb1 29.h3–+) 28...Qb1 29.Ne1 Qa2 30.Nf3 Qc4 31.d6 Rb8 (31...Qc1 32.Kf2–+) 32.Kf2 (32.d7 Rg8–+) 32...Qc2 33.Qe2 Qe2 34.Ke2 Rd8 35.Nd2? (35.Ng5 Kg8 36.Ne4–+) 35...Rd6 36.Nc4 Ra6 37.Kd3 g5 38.g4 Kg7 39.h3 Kf6 40.Ke4 Ra4 (40...Ke6 41.Ne3–+) 41.Kd5 a6 (better is 41...Ra2!? 42.Kc5 Rh2 43.Nd6–+) 42.Kc5 a5 43.Kb5 (43.Nd2–+) 43...Rb4 44.Kc5 Rb3 (better is 44...Rc4 45.Kb5–+) 45.Na5 Rh3 46.Nc6 (46.Nb7 Rg3 47.Kd5 Rg4–+) 46...Rg3 (better is 46...Rc3 47.Kd4 Rc6 48.Kd3–+) 47.Nd4 Rg4 48.Kd5 (48.Nc2–+) 48...Rd4! 49.Kd4 Kf5 50.Ke3 Kg4 51.Kf2 Kf4 52.Kg2 g4 53.Kf2 h5 54.Kg2 White threatens to counter with g3 54...h4 Black prepares g3 55.Kh2 Kf3 56.Kg1 h3 57.Kh2 g3 58.Kg1 (58.Kh1 g2 59.Kh2 Kf2 60.Kh3 g1Q 61.Kh4 Qg6 62.Kh3 Qg3) 58...h2 (58...g2 59.Kh2 Kf2 60.Kh3 g1Q 61.Kh4 Qg6 62.Kh3 Qg3) 59.Kh1 g2 60.Kh2 Kf2 61.Kh3 g1Q 62.Kh4 Qg6 63.Kh3 Kf3 (63...Qg3) 64.Kh4 Qg4 0–1. Fournier,Frederic – latouriste, Active, 2005.

5.Nf3 h6

6.b5 a6 7.Be2=.

6.b5 Be7 7.Be2 Nbd7 (7...a6 8.0–0=) 8.0–0 Nc5 (8...a6 9.ba6 ba6 10.Bc3=) 9.d4+= ed4 10.Nd4 Bd7 (10...Bg6 11.Nb3+=) 11.Bf3 (11.Nb3 0–0+=) 11...Rb8 (11...a6 12.a4+=) 12.Nd2 (12.Nc3 0–0+=) 12...0–0 (12...Nd3 13.Qc2 Nb2 14.Qb2+=) 13.Qc2 Ne6 (13...Re8 14.Rad1+=) 14.a4 Nd4 (14...Re8 15.Ne6 fe6 16.Ne4+=) 15.ed4 (15.Bd4 a6+=) 15...Qc8 (15...d5 16.cd5 Bg4 17.Bg4 Ng4 18.Nc4+=) 16.a5 (16.Rfe1 Bf5 17.Ne4 d5 18.cd5 Nd5+=) 16...Bf5 (16...d5 17.Rfe1 Re8 18.Re3+=) 17.Qc3 (better is 17.Qa4+=) 17...Nh7 (17...d5 18.Rae1 Re8 19.Re2=) 18.Ne4 (18.a6 b6+/–) 18...Ng5 (18...c6 19.d5 Nf6 20.Rfe1 cb5 21.Ng3+= (21.Nf6 Bf6 22.Qd2 Bb2 23.Qb2 bc4–/+; 21.cb5?! Qc3 22.Nc3 Rfe8+/–)) 19.Ng5 Bg5 0–1. GuestDWGK – GuestNNDY, freechess.org, 2016.

6.Nc3 a5 7.b5 Be7 8.Be2 Nbd7 9.0–0 0–0 10.d4 Re8 11.a3 Rc8 12.Rc1c6 13.Qa4 ed4 =.

6.Nc3 a6 7.d4+= ed4 (7...e4 8.Qc2+=) 8.Nd4+/– Bh7 9.Nd5 (9.Be2 Be7+=) 9...c6 (9...Nbd7!?+=) 10.Nf6+/– Qf6 11.Bd3 c5? (better is 11...Bd3 12.Qd3 c5 13.bc5 dc5+/–) 12.Bh7+– cd4 13.Qa4 Kd8 (13...Nd7 14.Bd3 d5 15.Bd4+–) 14.Bd3 Nc6 (14...Qe7 15.Bd4 Nc6 16.Bb6 Kc8 17.0–0+–) 15.0–0 Be7 (15...Rc8 16.Rad1+–) 16.b5 Ne5 17.Be4 Kc7 (17...de3 18.fe3 Qg5+–) 18.b6! Kb8 (18...Kb6 19.Qb3 Double attack (19.Bd4 Zwischenzug)) 19.ed4 Ng6 (19...Nc6 20.Bc6 bc6 21.Qc6 Rc8+–) 20.Qd7 Ra7 (20...Qf2 21.Rf2 Ra7 22.ba7 Ka7 23.Qb7) 21.ba7 1–0. wiking – widad, internet, 2009.

6.Nc3 c6 7.Be2 Nbd7 8.0–0 Be7 9.d4 (9.a3 0–0=) 9...ed4 (9...0–0 10.a3=) 10.Nd4+= Bg6 11.f4 (11.a3 0–0+=) 11...Ne4 (better is 11...c5!? 12.Ndb5 cb4+=) 12.f5+/– Nc3 13.fg6 Ne2 14.Qe2 Nf6 15.gf7 Kf7 16.Qg4 Qc8 (16...Qe8 17.Qg3+/–) 17.Qg3+– c5 (better is 17...Rh7!?+–) 18.Nf5 Rg8 (18...Rh7 19.Rad1 Qc7 20.Nd6 Bd6 21.Rd6 Qe7 22.Bf6 gf6 23.Rdf6 Qf6 24.Rf6 Kf6 25.Qf3 Kg5 26.Qf4 Kg6 27.Qe4 Kf6 28.Qh7 cb4 29.Qh6 Kf7 30.Qh7 Kf6 31.Qb7 Re8+–) 19.Bf6 Bf6 (19...gf6 20.Nh6 Ke8 21.Ng8+–) 20.Nd6 (20.Nd6 Ke7 21.Nc8 Rgc8 22.Rad1+–) 1–0. Janek – Tyzkus, internet, 2017.

6.d4= ed4 7.Nd4 Bh7 (7...Bg6 8.Bd3 Bd3 9.Qd3+=) 8.Nd2 Be7 (8...c5 9.Qa4 Nbd7 10.N4f3+=) 9.Be2 0–0 10.0–0 Nc6 (10...c5 11.Nc2+=) 11.Nc6 bc6 12.Bf3 Rb8 13.Bc3 d5 (13...Bd3 14.Be2 Be2 15.Qe2+=) 14.c5 (14.Qa4 a5 15.a3 Qd7+=) 14...Qc8 15.Qa4 (15.Be2 Re8+=) 15...Qb7 (15...a5 A) 16.Qa5? Ra8–+; B) worse is 16.Qc6 Bd3 17.Be5 B1) worse is 17...Rb4 18.Rfd1+/– (18.Bc7?? Bf1 19.Rf1 Rb7–+; worse is 18.Qc7 Qc7 19.Bc7 Bf1 20.Kf1 Rb5+=); B2) 17...Bf1 18.Kf1 Rb4+=; C) 16.ba5?! Qe6+=; D) 16.a3+=) 16.Be2 Ne4 (16...a5 17.ba5 (17.Qa5? Ra8–+) 17...Ne4 18.Ne4 Be4 19.Bd4+/–) 17.Ne4+/– Be4 18.a3 (18.Ba6 Qa8+/–) 18...a5+= 19.Rfc1 (19.Bd4 Rfe8+=) 19...ab4 (19...Rfe8 20.Rd1+= (20.Qa5? Ra8–+)) 20.ab4+/– Rbe8 21.Qa6 Qa8 22.Qa7 Qa7 (22...Qd8 23.Qb7+/–) 23.Ra7 Bd8 24.Bd4 Re6 25.Rca1 Rg6 26.g3 (26.f3 Bf5+/–) 26...Bf6 27.Rc7 Bd4 28.ed4 Rb8 29.f3 (better is 29.b5 cb5 30.Raa7+–) 29...Rb4? (better is 29...Bf5+/–) 30.fe4+– Rd4 (30...de4 31.Rd7 Rf6+–) 31.ed5 cd5 32.Rf1 (better is 32.Bh5!? Rg5 33.Bf7 Kh7+–) 32...Re6 33.Bb5 f6 34.c6 Re3 (34...Rb4 35.Rb7 Rb5 36.Rb5 Rc6 37.Rd5 Rc7+–) 35.Rb7 Rc3 36.c7 Kh7 37.Bd7 (37.Bd7 h5 38.c8Q Rc8 39.Bc8+–) 1–0. Iosif,Daniela – Ruprich,Udo, Giessen op, 1993.

6.d4 e4 7.Nfd2 (7.Qc2 d5 8.a3 a5 9.b5 Nbd7 10.Nc3 c6 11.bc6 bc6 12.Ne5 Rc8 13.cd5 Ne5+=) 7...d5 (7...Be7 8.Nc3 0–0 9.Be2 d5 10.a3 c6 11.0–0 a5 12.Qb3 dc4 13.Nc4 ab4=) 8.a3 a5 (8...Nbd7 9.Nc3 c6 10.Be2 Bd6 11.cd5 cd5 12.Rc1 0–0 13.Nb5 Bb8=) 9.b5 (9.ba5 Ra5 10.Qb3 b6 11.cd5 Qd5 12.Nc4 Ra7 13.Nc3 Qe6+=) 9...c6 (9...Nbd7 10.Nc3 dc4 11.Bc4 Bd6 12.Qc2 Qe7 13.Nd5 Qd8+=) 10.bc6 (10.Nc3 Be7 11.bc6 bc6 12.Rb1 0–0 13.Qc2 Re8=) 10...bc6 11.cd5 (11.Nc3 Be7 12.Qc2 Be6 13.Be2 Nbd7=) 11...cd5 (worse is 11...Qd5 12.Nc3 Qd7 (12...Qe6 13.Bc4+/– Qe7+/–) 13.Qc2 Qe7+/–) 12.f3 (12.Nc3 Nbd7= 13.Rc1 Be7=) 12...Qb6+= 13.Qc1 (13.Qb3 Qb3+=) 13...Be7 (13...ef3 14.gf3 Nbd7 15.Nc3+=) 14.fe4= Ne4 15.Ne4 Be4 16.Nc3 Bh4 17.Kd2 0–0 18.Ne4 de4 19.Bc4 Bf6 (19...Nd7!?+=) 20.Bd5+= Ra7 21.Be4 (21.Rb1 Qd6 22.Qc4 Re8=) 21...Rc7 (21...Re7 22.Bf3+=) 22.Qb1= Rd8 (22...Re7!? 23.Bh7 Kh8+=) 23.Rd1 Nd7 24.Bh7 (24.Bc3 Qa7+=) 24...Kh8= 25.Bd3 Nc5 (25...Rb8 26.Ra2=) 26.Ra2 (26.dc5 Qb2 27.Qb2 Bb2+=) 26...Ne6 (26...Nd3!? 27.Qd3 Qd6+=) 27.g3+= Ng5 28.h4 Ne6 29.h5 (29.Ke1 Qd6 30.Kf2 a4+=) 29...Bg5 30.Ke2 Qd6 31.Rg1 Re7 32.Kf2 Nc7 (32...Be3 33.Ke3 Ng5 34.Kf2 Qd5–+) 33.e4= Ne6 34.d5 Qc5 (better is 34...Nc5!? 35.Rf1 Rb8=) 35.Kg2+/– Qe3? (better is 35...Nd4+/–) 36.Re1+– (36.de6? Rd3 37.Be5 Qf3 38.Kh2 Qh5 39.Kg2 Qf3 40.Kh2 Re6–+) 36...Nf4 37.gf4 Qf4 38.Qd1 (38.Bd4!? Qg4 39.Kf1 Qh5+–) 38...Bh4 39.Bg7! Kg7 40.Rf1 Qg3 (40...Qg5 41.Kh1 Bg3 42.Rg2+/–) 41.Kh1+– Kh8 (41...Bg5 42.Qf3 Qe5 43.Rg1+/–) 42.Rg2 Qe3 (better is 42...Qe5+–) 43.Qa1 (43.Qa1 f6 44.Rf6 Qe1 45.Qe1 Be1 46.e5+–) 1–0. Bonetti,Shane – nimzoman, ICC, 2002.

6.Be2 Nc6 7.b5 Ne7 8.0–0 a6 9.d4 e4 10.Nh4 ab5 11.Nf5 Nf5 12.Qb3 bc4 13.Qb5 Qd7 =.

6.Be2 Qd7 7.a4 Nc6 8.b5 Nb4 9.0–0 (9.d3 Be7=) 9...Nd3 10.Ba3 Be7 (10...Qe6 11.Qb3 Nc5 12.Qd1=) 11.Nc3 (better is 11.Qb3=) 11...Qe6?? (better is 11...Bg6=) 12.e4!+– Bh7? (12...Be4 13.Ne4 Combination; 12...Ne4 13.Bd3 Decoy (13.Bd3 Interception)) 13.Bd3 0–0 14.Qe2 Qg4 (14...Bg6 15.Rfc1+–) 15.h3 Qe6 16.Nh4 (16.a5 Bg6+–) 16...Kh8 (16...Rfe8 17.Nf5+–) 17.Nf5 Rae8 (17...Bf5 18.ef5 Qd7 19.Ne4+–) 18.a5 (18.Qe3 Ra8+–) 18...Bd8 (18...Bf5 19.ef5 Qd7 20.Qf3+–) 19.Qe3 b6 (19...a6 20.Qa7 ab5 21.cb5+–) 20.ab6 (20.Bb4 Qd7+–) 20...ab6 21.Bb2 g6 (21...Bf5 22.ef5 Qc8 23.Ra7+–) 22.Nh6 Nh5 (22...Nd7 23.Nd5+–) 23.Nd5 g5 24.Nf5 Nf4 (24...Nf6 25.Qg5 Rg8 26.Qe3+–) 25.Nf4 gf4 26.Qf4 Rg8 27.Bc3 (27.Ra7 Bg5 28.Qf3 Qd7+–) 27...Bg5 (27...Rg5 28.Qf3+–) 28.Qf3 Rg6 (28...Bf5 29.ef5 Qh6 30.Rfd1+–) 29.Ra7 Bd8 30.g3 (30.Rfa1 Reg8 31.g3 Rg5+–) 30...Reg8 (30...Rgg8 31.Rfa1+–) 31.Kh2 (31.Be2 Rg5 32.h4 R5g6+–) 31...Qf6 (31...Rg5 32.Qe3+–) 32.Qe2 Qg5 (32...Qe6 33.f4+–) 33.f4 Qf6 34.fe5 de5 35.Nh6! Qe6 (35...Rh6 36.Rf6 Double attack (36.Rf6 Discovered attack; 36.Rf6 Decoy)) 36.Nf7 Kg7 37.Ne5 Bf6 38.Ng6 Bg6 39.Rf6 Qf6 40.Rc7 Kh6 (40...Kf8 41.Bf6 Be8 42.Be7 Kg7 43.Qg4 Kh6 44.Qg8 Bd7 45.Bg5 Kh5 46.Be2 Bg4 47.Bg4) 41.Bf6 Be4 (41...Bf7 42.Qe3 Kh7 43.e5 Rg6 44.Bg6 Kg6 45.Qg5 Kh7 46.Rf7) 42.Qe4 Rg3 43.Qh4 1–0. Janek – Kolon, internet free game, 2017.

6.Nc3 Nc6

7.b5 Na5 8.Qa4 b6 (8...c6 9.Be2=) 9.d4+= Nd7 (9...e4!? 10.Nd2 Be7+=) 10.Be2+/– Be7 11.0–0 0–0 12.e4 Bg6 13.de5 Ne5 14.Ne5 de5 15.Rfd1 Qb8 16.Nd5 Bd6 17.c5 (17.h4 A) 17...Be4? 18.c5 Bd5 19.Rd5+– (19.cd6?! c6 20.bc6 Bc6+/–); B) 17...Nb7 18.Qc2 Nc5+=) 17...Bc5 18.Rac1 Bd6 19.Qc2 (19.f4 f6 20.fe5 fe5 21.Ba3+/–) 19...Qc8 (better is 19...Qb7!?+/–) 20.Be5!+– (20.Nc7?! Qc7 21.Qc7 Bc7 22.Rc7 Rfc8 23.Be5 Rc7 24.Bc7 Be4+=) 20...Be5?? (better is 20...Qb7 21.Bd6 cd6+–) 21.Ne7 Kh7 (21...Kh8 22.Nc8 Rfc8 23.Bg4+–) 22.Nc8 Rac8 23.Bg4 f5 (23...Rce8 24.Bf5 Bf5 25.ef5 Nb7+–) 24.Bf5 Bf5 25.ef5 Rf6 (25...Kh8 26.Re1 Bf4 27.Rcd1+–) 26.Rd7 Nb7 (26...Re8+–) 27.Qe4 Nc5 (27...Re8 28.Qb7 Rf5 29.Qc6+–) 28.Rc5 bc5 29.Qe5 Rcf8 30.Qc7 Rg8 31.Qc5 Rb6 32.Ra7 Rd8 33.Rg7! Kg7 (33...Kh8 34.Rh7! Kg8 35.Qc4 Kh7 36.Qc7 Rd7 37.Qd7 Kh8 38.Qd8 Kg7 39.Qb6 Kf7 40.Qe6 Kg7 41.Qe7 Kh8 42.f6 Kg8 43.Qg7) 34.Qe7 1–0. pierred – anony, internet, 2015.

7.d4=.

6.Nc3 Nbd7

7.Be2 c5 8.bc5 dc5 9.d4=.

7.Be2 Be7 8.0–0 0–0 9.a4 c6 (9...c5 10.b5=) 10.b5 (10.d4 e4 11.Nd2 d5 12.cd5 cd5=) 10...Nc5 (10...d5 11.d4 e4 12.Ne5 cb5 A) worse is 13.cd5 b4 14.d6 A1) worse is 14...bc3 15.de7 Qe7 16.Ba3+= (16.Bc3?! Nd5 17.Bb2 Rfd8=); A2) 14...Bd6–/+; B) 13.ab5 dc4 14.Nc4=) 11.d4+= ed4 (11...Ncd7 12.a5+=) 12.Nd4 (worse is 12.Qd4 Nb3 13.Qf4 Na1 14.Qf5 Nb3+=) 12...Bd7 13.Bf3 Rc8 14.Qe2 (14.a5 a6+=) 14...Nh7 (14...Qa5 15.Rab1+=) 15.Ne4 (15.a5 Ng5+=) 15...Ne4 16.Be4 Ng5 (16...Nf6 17.Bd3+=) 17.Bd3 Bf6 18.Rab1 (18.Rfd1 Re8+=) 18...c5 (18...Re8 19.bc6 bc6 20.Nf5 Bf5 21.Bf5+=) 19.Nf5+/– Bb2 (19...Be5 20.f4 Bb2 21.Qb2 (worse is 21.fg5 Be5+=) 21...Bf5 22.Bf5+/– (22.fg5 Bd3 23.gh6 gh6–+)) 20.Qb2 Bf5 21.Bf5 Rc7 (21...Rb8 22.Rfd1+/–) 22.Rfd1 Qe7 (22...Re7 23.Rd5+/–) 23.Rd5 (23.b6 ab6 24.Qb6 g6+/–) 23...b6 (23...g6 24.Bd3+/–) 24.Rbd1 Rd8 (24...Ne4 25.Qb3+/–) 25.Qd2 g6 26.Bc2 Rcd7 27.f3 (27.a5 ba5 28.Qa5 Re8+/–) 27...f5 28.Re1 Nf7 (28...Re8 29.e4+/–) 29.e4 Re8 30.Kf2 (better is 30.Re2!?+/–) 30...Qh4= 31.Kg1 f4 (31...Qe7 32.a5+/–) 32.Qf2 (32.Rd1 Re5+/–) 32...Qf6+= 33.Qd2 (33.Red1 Ne5+=) 33...Re5 (33...Qh4!?=) 34.Qc3 (34.a5 ba5 35.Qa5 Rd5 36.cd5 Qd4 37.Kh1 Qb4=) 34...Rde7 35.Red1 h5 (35...Kg7 36.Qe1+=) 36.a5+/– g5 (36...Kg7 37.R5d3+/–) 37.ab6 (37.a6 R5e6 38.Qd2 Ne5 39.Rd6 Nc4 40.Re6 Re6 41.Qd8 Qd8 42.Rd8 Kg7 43.Rd7 Kf6+–) 37...ab6 38.Ra1 Kg7 39.Ra6 (39.Rdd1 g4+/–) 39...Rb7 (39...Rd5 40.Qf6 Kf6 41.cd5=) 40.Qa1 (40.Rd1 g4+/–) 40...Qe6? (better is 40...Rd5 41.ed5 Qa1 42.Ra1 Re7=) 41.Ra7 Ra7 42.Qa7 Rd5 (42...g4 43.Qb6 gf3 44.gf3 Rd5 45.cd5 Qe5=) 43.cd5= Qe5 44.Qb6?? (better is 44.Kh1+/–) 44...Qc3 45.Ba4?? (better is 45.h4 gh4 46.Kh2 Qc2 47.Qb7–+) 45...Qe1 0–1. Thierling,Helmut – Krischer,Ulrich, NRW–ch op Seniors, 2003.

7.Be2 Be7 8.0–0 0–0 9.d3 a6 (9...Be6 10.a3=) 10.e4 Bh7 (10...Bg6 11.a3=) 11.Nd5 (11.Qc2 c5 12.a3 b6+=) 11...c6 (11...Nd5 12.ed5 Re8 13.Re1=) 12.Ne7 Qe7 13.Rc1 (13.Qd2 Rfd8=) 13...c5 (13...Qe6 14.a3=) 14.Qb3 (14.Qd2 b6+=) 14...Rfb8 (14...b5 15.a3=) 15.a3 b5 16.Nd2 (16.Bc3 Qe6 17.Nd2 cb4 18.ab4 bc4 19.Qc4 d5 20.ed5 Nd5= (worse is 20...Qd5 21.Bf3 Qd3 22.Ba8 Ra8 23.Rfd1+/–)) 16...cb4 17.cb5 (17.ab4 bc4 18.Rc4 a5=) 17...Nc5 (better is 17...ba3 18.Ba3 ab5–/+) 18.Qa2? (18.Qb4 Rb5 19.Qc3 Rab8+=) 18...Rb5?? (better is 18...ab5 19.f4 ba3–+) 19.d4 (19.ab4 Rb4 20.Bc3 Ra4+=) 19...Nce4 (19...Nfe4 20.dc5 (worse is 20.Bb5 Nd2 21.dc5 ab5+=) 20...Nd2 21.Bb5+/–) 20.Bb5 ab5 (20...Nd2 21.Bc6 Rb8 22.de5 Nf1 23.ef6+–) 21.Nf3 (21.Ne4 Be4 (worse is 21...Ne4 22.Qd5 Qe8 23.ab4+=) 22.de5 de5–/+) 21...Nd5?? (21...ba3 22.de5 de5 23.Ba3 Bf5+= (23...Qa3?? 24.Qa3 Re8 25.Qb2+–)) 22.Qd5+– (22.Qd5 Re8 23.ab4 (worse is 23.Qb5 ba3 24.Ba3 ed4+–) 23...ed4 24.Qb5+–) 1–0. Davis,Charles – Zollinger,Peter (1680), Albuquerque res op, 1997.

7.Be2 Be7 8.0–0 0–0 9.d4 e4 10.Nd2 d5=.

7.Be2 Be7 8.0–0 a5 9.b5=.

6.Nc3 Be7

7.d4 e4 8.Qc2=.

7.Be2 a5 8.b5 0–0 9.0–0 Nbd7 10.d4 Re8 11.a3 Rc8 12.Rc1 c6 13.Qa4 Qc7 =.

7.Be2 Nc6 8.b5 Na5 9.d4 e4 10.Nd2 c6 11.d5 a6 12.bc6 bc6 13.Qc2 Rc8 +=.

7.Be2 0–0

8.0–0 a5 9.b5 Re8 10.d4 Nbd7 11.a3 c5 12.d5 Nb6 13.Nd2 Bg6 +=.

8.0–0 Nc6 9.b5 Nb8 10.Nh4 Ne4?? (better is 10...Bh7=) 11.Nf5+– Nc3 12.Bc3 Qd7 (12...a6 13.a4+–) 13.Bg4 (worse is 13.Ne7 Qe7 14.d4 Nd7+–) 13...Qe8 14.Qf3 Nd7 (14...c6 15.d4 g6 16.Nh6 Kg7 17.de5 de5 18.Be5 f6 19.Bf4+–) 15.Qb7 Nf6 16.Qc7 Ng4 17.Ne7 Kh7 (17...Kh8 18.Qd6 Rd8 19.Qc5+–) 18.Qd6 Rd8 19.Qc5 f6 (19...Rd3 20.h3 Nf6 21.Qe5+–) 20.h3 Rd7 21.Nc6 h5 (21...Ne3 22.fe3 Rff7 23.d4+–) 22.hg4 hg4 23.d4 Qh5 (23...Rh8 24.Na7 Qh5 25.Rfb1+– (25.de5?? Kg6 26.f4 g3 27.f5 Kg5 28.ef6 Qh2)) 24.Qf8 f5 25.Ne5 g6 26.Nd7 Qh4 (26...g5 27.Nf6 Kg6 28.Nh5 Kh5 29.Qf7 Kh6 30.Bb4 g3 31.Bf8) 27.d5 g3 (27...Qh2 28.Kh2 g3 29.Kh3 gf2 30.Nf6) 28.Qg7 1–0. usingprogram (2005) – ciprianpantea, kurnik, 2013.

8.0–0 Nbd7 9.d3 a5 10.b5 b6 11.a4 Qb8 12.e4 Bg6 13.Nd5 Nd5 14.cd5 Nf6 15.Qc2 Qc8 16.Rfc1 Bd8 17.Ra3 Re8 18.Rc3 Re7 19.Ba3 Qb7 20.Nd2 Ne8 21.f3 Bh5 22.Nb3 f6 23.d4 Rf7 24.de5 fe5 25.Nd2 Rc8 26.Nc4 Rb8 27.Rf1 Qc8?? (better is 27...Bg5+/–) 28.Nd6!+– Nd6 29.Bd6 Bg6 30.Bd3 Rb7 31.Be5 Qd7 32.Rc6 Kh7 33.Bb2 Rf6 34.Bf6 gf6 35.Rc1 Be8 36.Rc4 Kg7 37.Qb3 Qd6 38.R4c2 Be7 39.g3 Bh5 40.Be2 Bg6 41.Qc4 Qd7 42.Kg2 Bd6 43.Qc6 Qc6 44.dc6 Rb8 45.Rd1 Rd8 46.Bc4 Kf8 47.Rcd2 Ke7 48.Rd4 Bh5 49.R1d2 Bg6 50.f4 f5 51.e5 1–0. Van Esbroeck,Dirk – Hughes,Chris, SN–2009–0–00141, 2009.

8.0–0 Nbd7 9.d4 c6 10.a4 Re8 11.a5 a6 12.Qb3 Be6 13.Qc2 b5 14.d5 cd5 15.cb5 Qc7 (15...Qb8!?+/–) 16.ba6+– Ne4 17.Rfc1 Rac8 18.b5 Ndc5 19.b6 Qb8 20.Bb5 Rf8 21.Qd1 1–0. pcmvr (2860) – canson (2370), net–chess.com, 2011.

8.0–0 Nbd7 9.d4 e4 10.Nd2 Bg6 (10...d5 11.a3= (worse is 11.cd5 Bb4 12.Qb3 Bc3 13.Bc3 Nb6+=)) 11.Qc2 Increases the pressure on e4 11...Re8 (11...c6 12.d5+= (worse is 12.Nde4 Ne4 13.Ne4 d5–+; 12.Nce4? Ne4 13.Ne4 d5–+)) 12.Nde4+/– Ne4 13.Ne4 Bh4 (13...d5 14.cd5 Bb4 15.f3+=) 14.Bd3+/– Qe7 15.Nc3 Bd3 16.Qd3 Qf6 17.f3 c6 (better is 17...a5!?+/–) 18.g3+– Qg5 19.Kf2 Nf6 20.Rfe1 Re7 21.gh4 Qh4 22.Kg1 Rae8 23.e4 White prepares d5 23...Nh5 24.Ne2 Re6 25.Kh1 Rg6 (25...d5 26.cd5 (26.ed5?? Re2 27.Re2 Re2 28.Qe2 Ng3 29.Kg2 Ne2–+) 26...cd5 27.e5+–) 26.Rg1 Rf6 (26...Rg1 27.Rg1 d5 28.cd5 (28.ed5?! Qf2 29.Qf5 Re2 30.Qh5 Rb2=) 28...cd5 29.Nc3+– (29.ed5?! Qf2 30.Qf5 Re2 31.Qc8 Kh7 32.Qf5 Kg8 33.Qc8 Kh7 34.Qf5 Kg8=)) 27.d5 Nf4 (27...Rg6 28.Rg6 fg6 29.dc6 bc6 30.Qd6+–) 28.Nf4 Rf4 (28...Qf4 29.Bf6 Qf6 30.dc6 bc6+–) 29.Bg7 Kh7 30.e5 f5 31.ef6 Kg8 32.Bh6 Kf7 33.Qg6 1–0. usingprogram (2000) – biluan2000, kurnik, 2012.

8.a3 Nbd7 9.0–0 a5 10.Qb3 b6 11.d3 Qb8 12.Nd2 Bg4 (12...ab4 13.ab4 Ra1 14.Ra1+=) 13.Bg4+= Ng4 14.Nd5 Bd8 15.h3 Ngf6 16.Nf6 Bf6 17.Ne4 Be7 18.Ng3 g6 19.Bc3 Kh7 20.Qc2 f5 21.f4 ef4 22.ef4 ab4 23.ab4 Ra1 24.Ra1 Bf6 25.Re1 Qd8 26.Qb2 Bc3 27.Qc3 Re8 28.Qd2 Re7 29.Re3 Qe8 30.Nf1 Nf6 31.Kf2 d5 32.Qe2 Re3 33.Qe3 Qe3 34.Ne3 dc4 35.dc4 (worse is 35.Nc4 Nd5–/+) 35...c6 36.b5 c5 37.Ke2 h5 38.Kf3 Kg7 39.Nd1 Ne4 40.Ke3 Kf6 41.h4 Nd6 42.Kd3 Ne4? (42...Nc8 43.Nb2+=) 43.Nb2 (better is 43.Ne3+–) 43...Nd6+= 44.Na4 Nc8 45.Nc3 Ke6 46.Nd5 Kf7 47.Kc3 Ke6 48.Kb3 Kf7 49.Kc2 Ke6 50.Nc3 Nd6 51.g3?? (51.Kb3 Nc8+=) 51...Nc8?? (better is 51...Nc4 52.Kd3 Nd6–/+) 52.Nb1 Nd6 53.Nd2 Ke7 54.Nf3?? (54.Kd3 Ke6=) 54...Nf7?? (better is 54...Nc4 55.Kb3 Nd6–+) 55.Kc3 Kd6 56.Kd3 Ke6 ½–½. Emberger,Rene (2115) – Zierott,Gert (1820), Feffernitz Raika op, 2004.

6.Be2 Nbd7

7.0–0 Be7 8.a3 0–0 9.d3 c6 10.Nh4 Bh7 11.f4 (11.Nc3 a5=) 11...e4 12.de4 Ne4 13.Nf3 Ndf6 14.Bd3 d5 15.Nbd2 Qc7 (15...a5 16.cd5 Qd5 17.Bc4=) 16.Ne5 (16.cd5 Nd2 17.Bh7 Kh7 18.Qd2 Nd5+=) 16...Rad8 17.Qc2 g6 (better is 17...Nd2 18.Bh7 Nh7 19.Qd2 dc4=) 18.Be4 Ne4 19.Ne4 de4 20.Ng4 Rd3?? (better is 20...f6 21.Nh6 Kg7+–) 21.Nh6 1–0. GuestXQYZ – GuestYXSN, freechess.org, 2017.

7.0–0 Be7 8.d3 e4 (8...0–0!?=) 9.Nd4 ed3 10.Bd3 (10.Bf3 Be4 11.Be4 Ne4 12.Qd3 Nef6+=) 10...Bd3 11.Qd3 0–0 12.Nf5 Ne5 13.Ne7 (13.Qc2 Qd7+=) 13...Qe7= 14.Qc2 Rfe8 15.Nd2 d5 16.Be5 Qe5 17.Nf3 Qe4 18.Qe4 de4 19.Nd4 a6 20.a3 Rac8 21.Rfe1 (21.Rfd1 Rcd8=) 21...c5+= 22.bc5 Rc5 23.Rec1 (23.Rab1!?+=) 23...Rec8–/+ 24.f3 ef3 25.gf3 Rc4 26.Rcb1 b5 27.a4 (27.Kf2 Nd5 28.Rd1 Nc3–/+) 27...ba4 28.Kg2 Nd5 29.Kf2 Nc3 30.Rb6 a5 31.Nf5 R8c6?? (better is 31...Rd8–+) 32.Ne7+– (32.Ne7 Kf8 33.Rc6 (worse is 33.Nc6 Kg8+–) 33...Rc6 34.Nc6+–) 1–0. GuestMMFQ – YellowElf, freechess.org, 2017.

6.Be2 Be7

7.0–0 0–0 8.d4 e4 9.Nfd2 d5 10.c5 c6 11.a4 a5 12.ba5 Ra5 13.Nb3 Ra8 14.Bc3 White prepares the advance a5 14...Nbd7 15.a5 Qb8 16.Na3 Bd8 17.Nc2 Bc7 18.g3 Nh7 19.Bg4 Bg4 20.Qg4 Ndf6 21.Qe2 Ng5 22.Ne1 Ra7 ½–½. Hal1958 – Fatou, playchess.de, 2002.

7.0–0 Qd7 8.d3 0–0 9.Nbd2 Nc6 10.e4 Be6 11.a3 Nh7 12.d4 ed4 13.Nd4 Nd4 14.Bd4 f5 1–0. GuestVYKR – Tetromba, freechess.org, 2017.

7.d3 Nc6 8.a3 0–0 9.0–0 Qd7 10.Nbd2 Rad8 11.e4 Bh7 12.b5 Nb8 13.a4 c6 14.Qb3 Rfe8 15.Rfb1 g6 (15...Nh5 16.d4+=) 16.Ba3 (16.d4!?+/–) 16...Nh5+= 17.bc6 bc6 18.Qb7 Nf4 19.Bf1 Qb7 (19...f5!?+=) 20.Rb7+/– Rd7 21.Rab1 Na6?? (better is 21...Rb7 22.Rb7 c5 23.Ra7 Kg7+–) 22.Rd7 Nc5 (22...c5 23.Ra7 Nb4 24.Bb4 cb4 25.Rb4+–) 23.Bc5 dc5 24.Rbb7 Kf8 25.Ne5 Bg8 26.Nc6 Bf6 27.Na7 Bd4 (27...Ne6 28.a5+–) 28.Nf3 Bc3 (28...Ba1 29.Nb5 Ne6 30.Nc7 Nc7 31.Rdc7+–) 29.Nb5 Bb4 30.Nd6 Ra8 31.Ra7 (31.Nf7 Bc3+–) 31...Rb8 (31...Ra7 32.Ra7 Ne6 33.Ra8 Ke7 34.e5+–) 32.Rdb7 (better is 32.Nf7 Bc3+–) 32...Rd8 (32...Rb7 33.Rb7 Ne6 34.d4+–) 33.e5 (better is 33.Nf7 Rc8 34.g3 Ne6+–) 33...f5 34.g3 Ne6 35.a5 (35.Nh4 Bf7 36.Rf7 Kg8 37.Ng6 Bc3 38.Nf5 Bd2 39.Rg7 Ng7 40.Rg7) 35...Bc3 36.Rd7 (better is 36.Nh4 Bf7 37.Rf7 Kg8 38.Ng6 Rd6 39.ed6 Ba1+–) 36...Rb8 37.Nb5 (37.Nh4 Bf7 38.Rf7 Kg8 39.Ng6 Rd8 40.Nf5 Bd2 41.Rg7 Ng7 42.Rg7) 37...Bb4 38.a6 (better is 38.Nh4 Bf7 39.Rf7 Kg8+–) 38...g5 39.Rab7 Ra8 40.a7 (40.a7 Nd8 41.Rb8+–) 1–0. Fournier,Frederic (1835) – LUISVELASQUEZ1 (1770), Active, 2005.

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

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