CLICK!

GET MY 1.b4 COLLECTION
1.b4 collection contains much more games and lines than can be presented here.
Click here for more info!

Flag Counter

TESTJ800 Release 2016-10-24
Send your 1.b4 games to me, please. Thank you! /Marek
Marek Trokenheim's homepage
(c) Marek Trokenheim

1.b4 Nf6 2.Bb2 g6 3.Nf3 Bg7 4.g3 0–0

Table of contents:

(...)

5.a4 c6 6.b5 d5 7.Bg2 cb5 8.ab5 Qb6 9.Bd4 =.

5.Qc1 d6 6.Bg2 e5 7.d3 Nc6 8.a3 Be6 9.Nbd2 Bd5 10.c4 Bf3 11.ef3 d5 12.c5 e4 13.de4 de4 14.Ne4 Re8 15.0–0 Ne4 16.fe4 Bb2 17.Qb2 Qd4 18.Qb3 Ne5 19.Rad1 Qc4 20.Qb2 Ng4 21.Rc1 Qe6 22.h3 Ne5 23.Rfe1 c6 24.Qc3 Rad8 25.Re3 Rd7 26.Rce1 Red8 27.Qb2 Nd3 28.Qc2 Ne1 29.Re1 Rd4 30.Qe2 Rd3 31.a4 Rd2 32.Qe3 R8d3 33.Qf4 Rb3?? 34.b5 cb5?? 35.ab5 Rbb2 36.Rf1 Qd7 37.Qb8 Kg7 38.Qa7?? Qb5 39.Qb8 Qc5 40.Qf4 b5 41.e5 b4 42.Qf6 Kg8 43.e6 Qf5 44.Qe7 Rf2 45.ef7+– Qf7 46.Qd8 Kg7 47.Qd4 Kh6 48.Qe3 Kg7 49.Qd4 Kg8 50.Qd8 Qf8 51.Bd5 Kg7 52.Qd7?? Kh6 53.Rf2 Qf2 54.Kh1 Qh2# (54...Qe1#) 0–1. linakip – torreadosss, kurnik, 2011.

5.c3 a5 6.Qa4 b6 7.Bg2 Bb7 8.0–0 ab4 9.Qb4 Nc6 10.Qb3 Na5 11.Qd1 Nc4 12.Bc1 Re8 13.d3 Na5 14.a4 e5 15.Nbd2 d5 16.Nh4 d4 17.Bb2 Bg2 18.Ng2 c5 19.cd4 ed4 20.Re1 Ng4 21.Nc4 Nc4 22.dc4 Ne5 23.Qb3 Rb8 24.Nf4 h5 25.Bc1 d3 26.Nd5 Nf3 27.ef3 Re1 28.Kg2 Ba1 29.Bd2 Re6 30.Qd3 Bg7 31.Bf4 Rb7 32.Qb3 Re2 33.Be3 Rb2 34.Qa3 Rd7 35.Bh6 Bd4 36.Nc3 Rf2 37.Kh3 Rf3 0–1. JAY2PLAY – whitecat25, ChessWorld.net, 2014. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0–0)

5.Nc3 a5 6.b5 =.

5.Nc3 Nc6 6.b5 Na5 7.d3 a6 8.Bg2 ab5 9.Nb5 c6 10.Nbd4 d6 (10...d5 11.0–0+=) 11.0–0 Qb6 (11...e5 12.Nb3+=) 12.Nb3= c5 (12...e5 13.c4=) 13.c4 Bd7 14.Bc3 Nc6 (14...Ba4 15.Rb1=) 15.a4 Ng4 (15...Qc7 16.a5=) 16.a5+= Qc7 17.Bg7 Kg7 18.Qd2 e5 (18...Ra6 19.h3 Nf6 20.Ra3=) 19.Nh4 (19.Rfb1 Ra6=) 19...f5 20.e3 Nb4 21.d4 e4 22.f3 ef3 23.Bf3+= Be6 24.Bg4 fg4= 25.d5 Bd7 26.Qc3 Kg8 27.Nd2 1–0. gtate (2825) – borisfalcov (2770), net–chess.com, 2008.

5.c4 (--> 1.b4 Nf6 2.Bb2 g6 3.Nf3 Bg7 4.c4 0–0 5.g3).

5.c4 d6 (--> 1.b4 Nf6 2.Bb2 g6 3.Nf3 Bg7 4.c4 0–0 5.g3 d6).

5.d3 d5 6.Nbd2 Na6 7.b5 Nc5 8.c4 Bg4 9.Bg2 Re8 10.0–0 dc4 11.Nc4 Qc8 12.Rc1 Bh6 13.e3 Qd7 14.Bf6 ef6 15.d4 Ne4 16.Qb3 Be6 17.Qb2 Bd5 18.Nfd2 Nd2 19.Nd2 Bg2 20.Kg2 Qd5 21.Kg1 Re7 22.Rc5 Qd8 23.Rfc1 a6 24.ba6 b6 25.Rc6 Ra6 26.a3 Bf8 27.Nb1 Rd7 28.h4 Ra5 29.R1c4 Bd6 30.a4 Qe7 31.Nc3 g5 32.h5 Rf5 33.g4 Ra5 34.Nb5 Rb5 35.Qb5 Kg7 36.Qf5 Rd8 37.e4 Bf4 38.h6 Kg8 39.Rf6 Re8 40.e5 Qf8 41.Rc7 1–0. Ramirez – Ezequiel, Spain 1990.

5.d4 b5 6.Bg2 Bb7 7.0–0 a5 8.ba5 Ra5 9.Qd2 c5 10.dc5 Na6 11.Qe3 Ng4 12.Qb3? (better is 12.Qc1=) 12...Nc5–/+ 13.Qb4 Na6 14.Qb3 Bd5! 15.Qd3?? (15.Qd5 Nb4 Double attack (15...Bb2 Deflection; 15...Nb4 Decoy)) 15...Bb2–+ 16.Qd5 Ba1 17.c3 b4 (17...Nf6 18.Qd2–+) 18.Qe4 (18.Qc4 Nf6 19.cb4–+) 18...Nf6 19.Qc4 Bc3 20.Nc3 bc3 21.Qc3 Ra2 22.Qc4 Qa5 23.e3 Ra1 24.Ra1 Qa1 25.Bf1 Nb8 26.Kg2 Nc6 27.Bd3 Ne5 28.Ne5 Qe5 29.Qb3 Qd5 30.Qd5 Nd5 0–1. stampyshortlegs – steveberkley, ChessWorld.net, 2014. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0–0)

5.d4 d5 6.Bg2 c6 7.0–0 Nbd7 8.Nbd2 Qb6 9.a3 Re8 10.c4 dc4 11.Nc4 Qb5 12.Rc1 Qh5 13.h4 Ne4 14.Nfe5 Ndf6 15.Bf3 Qh6 16.Rc2 Bh3 17.Bc1 g5 18.Ne3 e6 (18...a5 19.Qd3 ab4 20.ab4+=) 19.Ng2 (19.Qd3!?+–) 19...Bf8 20.hg5 Ng5 21.Bg5 Qg5 22.Qd2 Qd2 23.Rd2 a5 24.ba5 Ba3 25.Rb1 Re7 26.Rb3 Bd6 27.Nc4 Bb8 28.Rdb2+– Ra7 29.Bc6! bc6 30.Rb8 Kg7 31.f3 Bg2 32.Kg2 Nd5 33.Rc8 Rec7 34.Rc7 Rc7 35.Kf2 c5 36.Nb6 Nb4 37.dc5 Na6 38.Na4 Nc5 39.Nc5 Rc5 40.Ra2 Rc7 41.a6 Ra7 42.Ke3 e5 43.Ke4 Kf6 44.Ra5 Ke6 45.Re5 Kd6 46.Rf5 Ke6 47.Ra5 f6 48.g4 Kd6 49.Kf5 Ke7 50.e4 Kf7 51.f4 Ke7 52.e5 fe5 53.Ke5 h6 54.Kd5 Kd7 55.Kc5 Kc7 56.f5 Kb8 57.Kb5 Rd7 58.Ra4 h5 59.Kc6 Rf7 60.Kd6 hg4 61.Ke6 Rc7 62.Rg4 Rc6 63.Kf7 Ra6 64.f6 Kc7 65.Rd4 Ra1 66.Kf8 Rf1 67.Kf7 Rf2?? 68.Ke6+– Re2 69.Kf5 Rf2 70.Rf4 Rb2 71.f7 Rb8 72.Ke6 (72.Ke6 Kc6 73.f8Q Rf8 74.Rf8+–) 1–0. Hartlaub,Marianne – Leib,Britta, GER–ch op (Women), 1992. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0–0)

5.Bg2 b5 6.Nc3 a6 7.Nd4 c6 8.0–0 Bb7 9.Nb3 Nd5 10.a3 a5 (10...d6 11.Na5 Nc3 12.Bc3 Bc3 13.dc3=) 11.ba5 Ra5? (11...Na6 12.Ra2+=) 12.Qc1?? (12.Na5 Qa5 13.Nd5 Bb2+/–) 12...Ra8 (12...Nc3 13.Bc3 Bc3 14.dc3=) 13.Nc5?? Qc7?? 14.Nd5+– cd5 15.Nb7 Qb7 16.Bg7 Kg7 17.d3 e6 18.Rb1 Qa6+= 19.Qb2 Kg8 20.c4 bc4=+ 21.dc4 Qa3 22.Qa3 Ra3 23.cd5 Rc8 24.de6 de6 25.e3 Rac3 26.h4 Nc6 27.Rfc1 Ne5 28.Rc3 Rc3 29.Be4 Kg7 30.Kg2 h5 31.Rb7 Kf6 32.Rb5 Ra3 33.Bb1 Ra1 34.f4 Ng4 35.e4 Ra3 36.e5 Kg7 37.Rb7 Ne3 38.Kf2 Ng4 39.Kg2 Ne3 40.Kf2 Nd1 41.Kg2 Ne3 ˝–˝. rryy44 – edenpark, kurnik, 2012.

5.Bg2 e5 6.Be5 d6 7.Bb2 Re8 8.0–0 Na6 9.a3 b6 (9...Qe7 10.Nc3+/–) 10.d4 (10.c4 c5+/–) 10...c5 11.Ne5 de5 (11...d5!?+/–) 12.de5+– (12.Ba8?! ed4 13.Bc6 Bd7+/–) 12...Ng4 (12...Ne4 13.Qd8 Rd8 14.Be4+–) 13.Ba8 Qd1 14.Rd1 Re5?? 15.Rd8 Bf8 16.Be5 Bf5 17.Bd6 Kg7 18.Bf8 Kf6 19.Nc3 Be6 20.h3 Ne5 21.Ne4 Kf5 22.f4 Nc4 23.g4 Kf4 24.Rf1 Ke5 25.Bg7 f6 26.Bf6# 1–0. pierre – Vladimirat, internet, 2008.

5.Bg2 h6 6.0–0 e6 7.d3 d5 8.Nbd2 c6 9.a3 Nbd7 10.c4 Nb6 11.Qb3 dc4 12.Nc4 Nc4 13.Qc4 Qc7 14.Be5 Qd7 15.Qc3 Qe7 16.Rfc1 b6 17.Nd2 Bb7 18.Ne4 Ne4 19.Be4 Be5 20.Qe5 c5 21.Bb7 Qb7 22.bc5 bc5 23.Rc5 Rac8 24.Rac1 Rc5 25.Qc5 a6 26.a4 Qb2 27.Rc2 Qa1 28.Kg2 Qa4 29.f3 Rb8 30.Kf2 Rb5 31.Qc8 Kg7 32.h4 a5 33.g4 Qb4 34.Rc4 Qb2 35.Rc2 Qd4 36.Kg3 Qg1 37.Kf4?? Rb4 38.d4?? Qd4 39.Kg3–+ Qg1 40.Kh3 Qf1 41.Kg3 Qg1 42.Kh3 Qh1 43.Kg3 Qe1 44.Kh3 Qf1 45.Kg3 Qg1 ˝–˝. linakip – octav28, kurnik, 2012.

5.h4 d6 6.c4 c5 7.e3 (better is 7.bc5!? dc5 8.Bg2+=) 7...cb4–/+ 8.a3 Nc6 9.ab4 Bg4 10.Be2 (10.Bc3 Qb6–/+) 10...Nb4 11.Ra4?? (better is 11.Bc3 Nc6 12.d4–/+) 11...Bf3–+ 12.Bf3 (12.Bf6 Nd3!! 13.Kf1 Bh1 14.Bg7 Kg7 15.Bd3–+) 12...Nd3 13.Kf1 Nb2 14.Qb3 Na4 15.Qa4 Qb6 16.Kg2 a6 17.Nc3 Rab8 18.d4 Qb2 (18...Qc7 19.Ne4–+) 19.Nd5 Nd5 20.Bd5 Bh6 21.Re1 Qd2 (21...Rfc8 22.h5–+) 22.Rd1 Qb2 23.Qd7?? The backward pawn on b7 becomes a target (23.Re1 Rfc8 24.h5–+) 23...Be3 (23...e6 24.Be4 Be3 25.Rf1–+) 24.Qe7 (24.Rf1 Rfe8 25.Bb7 Bf2 26.Rf2 Qb7 27.Qb7 Rb7–+) 24...Qf2 25.Kh3 Bd4 26.Qg5 (26.Qd6 Bc5 27.Qf4 Qf4 28.gf4 Rfe8–+) 26...Bf6 27.Qh6 Qf5 28.Kg2 Rbe8 29.g4 (29.Bf3–+) 29...Re2 (29...Qg4 30.Kf2 Qe2 31.Kg1 Qd1 32.Kh2 Re2 33.Kh3 Qf1 34.Kg4 Qg1 35.Kf3 Qg2 36.Kf4 Be5) 30.Kg3 (30.Kh1 Qf2 31.Qf8 Kf8 32.Bf7 Qg2) 30...Qf2 31.Kh3 Qh2 0–1. Tradesmen – Ollemsolrac, ChessWorld.net, 2014. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0–0)

5.d3 c6

6.Nbd2 a5 7.ba5 Qa5 8.Bg2 Qb6 9.Nc4 Qc7 10.0–0 d5 11.Ncd2 Nbd7 12.c4 e6 13.Qc2 Re8 14.Rfc1 Qd8 15.a4 Nh5 16.Bg7 Ng7 17.Nb3 dc4 18.Qc4 Nb6 19.Qb4 Nd5 20.Qd2 e5 21.Qb2 f6 22.Nfd2 Ne6 23.Ne4 Qe7 24.a5 Ndc7 25.Nec5 Na6 26.Na4 Rb8 27.e3 Rd8 28.Rd1 Nec7 29.Rac1 Qb4 30.Nbc5 Qb2 31.Nb2 Nc5 32.Rc5 Be6 33.Ra1 Ra8 34.Kf1 Bd5 35.Bd5 Rd5 36.Rd5 cd5 37.e4 de4 ˝–˝. Davies – Fishbein, Tel Aviv 1992.

5.d3 d6

6.Nbd2 e5 7.Bg2 Nh5 8.Rb1 f5 9.0–0 g5 10.h3 g4 11.hg4 fg4 12.Nh4 Bf6 13.d4 Bh4 14.gh4 Nf4 15.de5 Qh4 16.Ne4 Bf5 17.Ng3 Be6 18.ed6 Nc6 19.b5 Rad8 20.bc6 Rd6 21.Qe1 Rc6 22.Qd2 Rc4 23.Qe3 Rc2 24.Rfc1 Rc1 25.Rc1 c6 26.Rd1 Qh6 27.Rd6 Ng2? 28.Qh6 1–0. Jadoul – Reeh, Eupen 1987.

6.Bg2 (--> 1.b4 Nf6 2.Bb2 g6 3.Nf3 Bg7 4.g3 0–0 5.Bg2 d6 6.d3).

5.d4 a5

6.a3 ab4 7.ab4 Ra1 8.Ba1 Nc6 9.c3 d5 10.Bg2 Ne4 11.0–0 e5 12.de5 Ne5 13.Ne5 Be5 14.Be4 de4 15.Qd8 Rd8 16.Na3 c6 17.Nc4 Bg7 18.e3 Be6 19.Na5 Rd7 20.Re1 f5 21.Kf1 Kf7 22.Ke2 Ke7 23.Rd1 Rd1 24.Kd1 Bc8 25.Kd2 Kd6 26.Nc4 Kc7 27.Bb2 Be6 28.Na3 b5 29.Nb1 Bc4 30.Kc1 Bf1 31.Nd2 Be2 32.Kc2 Bd3 33.Kb3 g5 34.f3 Kd6 35.Bc1 Kd5 36.f4 gf4 37.gf4 Bf6 38.Kb2 Bh4 39.Nb3 Be1 40.Nc5 Kc4 41.Ka3 Bc3 42.Na6 Be1 43.h3 h5 44.Nc7 Bb4 45.Ka2 Bc5 46.Ne6 Be7 47.Ng7 Kc3 48.Nf5 Bc4 49.Kb1 Bf6 50.Ng3 Kd3 51.Nh5 Bc3 52.Ng3 b4 53.h4 b3 54.h5 b2 55.Bb2 Bd2 56.Nf1 Be3 57.Ne3 Ke3 58.f5 Kf4 59.f6 Bf7 60.h6 e3 61.Kc1 1–0. racvac001 – teobald1 (1755), kurnik, 2012.

6.a3 d6 7.Bg2 Nbd7 (7...ab4 8.ab4 Ra1 9.Ba1+=) 8.b5 (8.0–0 Nb6=) 8...c6 (8...Nb6 9.Nbd2+=) 9.c4 a4 (9...Nb6 10.Nbd2=) 10.bc6 bc6 11.Nc3 Qa5 (11...Nb6 12.Nd2=) 12.0–0 Rb8 (12...Nb6 13.Nd2=) 13.Qc2 (13.Qa4!? Qh5 14.Qc2+=) 13...Nb6= 14.Rfe1 (14.Nd2 c5 15.d5 Ba6=) 14...Nc4 15.Bc1 (better is 15.Na4!? Qb5 16.Bc1+=) 15...Rb3–/+ 16.Nb1 d5 (16...Rf3 17.Rf1 Rb3 18.Qc4–+) 17.Ne5?? (better is 17.Nbd2 Rc3 18.Qd1–/+) 17…Qe1–+ (17...Qe1 18.Bf1 Bh3–+) 0–1. gbsrao (2370) – fhupp (2360), net–chess.com, 2008.

6.ba5 d5 +=.

5.Bg2 b6

6.0–0 Bb7 7.c4 d6 8.d3 e5 9.Ne1 Bg2 10.Ng2 a5 11.a3 Nc6 12.b5 Ne7 13.Ne3 Qd7 14.Nc3 Qh3 15.Ncd5?? (better is 15.f4=) 15...Ned5–+ 16.cd5 Bh6 17.f4 ef4 18.Bf6?? (better is 18.Rf3 fg3 19.Nf1 Nd5 20.hg3–/+) 18...fg3 (18...fe3?! 19.Qc2 Rac8 20.Qc4=) 19.hg3 Be3 (19...Be3 20.Rf2 Qg3 21.Kh1 Bf2–+) 0–1. Leite,Fernando – Mecking,Henrique, BRA–ch Sao Paulo, 1967.

6.0–0 Bb7 7.d3 Nc6 8.a3 Rb8 9.Nbd2 e6 10.Nb3 Ne7 11.c4 Nh5 12.Bg7 Ng7 13.Qc2 Ngf5 14.c5 Nd5 15.e4 Ng3 16.hg3 (16.fg3?! Ne3 17.Qd2 Nf1 18.Rf1 d6 19.cd6 cd6+/–; 16.ed5?! Nf1 17.Rf1 Bd5+=) 16...Nf6 17.Qc3 Ng4 18.Nh4 g5 19.Nf3 d5 20.cd6! Qd6 21.Ng5 e5 22.Nf3 Qh6 23.Rfd1 f5 24.ef5 Rf5 25.Nbd2 Rbf8 26.d4 Bf3–+ 27.Nf3 Rf3! 28.Bf3 Qh2 29.Kf1 Qf2# 0–1. linakip – dobregodnia, kurnik, 2011.

6.d3 Bb7 7.0–0 e6 8.Nbd2 d5 9.Qc1 Nbd7 10.c4 dc4 11.Nc4 c5 12.Nd6 Qc7 13.Nb7 Qb7 14.bc5 Nc5 15.Ba3 Rac8 16.Qb2 Nd5 17.d4 Ne4 18.e3 Nef6 19.Bf8 Bf8 20.Rab1 Nc3 21.Rbc1 Nfd5 22.Ne5 Bg7 23.Bd5 Qd5 24.Rc3 Rc3 25.Qc3 Be5 26.de5 Kg7 27.Rc1 h5 28.f4 Qf3 29.Rf1 Qe2 30.Qe1 Qa2 31.Rf2 Qd5 32.Re2 a5 33.e4 Qd4 34.Qf2 Qd1 35.Re1 Qb3 36.Re3 Qb1 37.Qe1 Qb2 38.Re2 Qd4 39.Qf2 Qd1 40.Kg2 Qb3 41.Rb2 Qc4 42.Qe2 Qc5 43.Qf2 a4?? 44.Qc5+– bc5 45.Rb5 a3 46.Ra5 a2 47.Ra2 c4 48.Rc2 c3 49.Rc3 g5 50.Kf3 1–0. linakip – ira102, kurnik, 2011.

6.Nd4 c6 7.b5 Bb7 8.bc6 Nc6 9.Nc6 dc6 10.0–0 Rb8 11.c3 c5 12.Na3 Bg2 13.Kg2 Ne4 14.Kg1? (better is 14.d4!?=+) 14...Nd2 15.Re1 Qd6 16.Qc2 Rbd8 (16...Bh6 17.Rad1 Qe6 18.Bc1+/– (18.Rd2?! Bd2 19.Qd2 Rfd8=)) 17.Red1 (better is 17.Rad1+/–) 17...Rd7 18.Nc4 Qd5?? (better is 18...Nc4 19.Rd6 Rd6–/+ (< 19...ed6 20.Qa4+/–)) 19.Nd2 Rfd8 20.Nf3 Qe6 21.Rd7 Rd7 22.Kg2 c4 23.e3 b5 24.Rd1 Rb7 25.Ba3 Bf6 26.Bb4 Qb6 27.Qe4 e6 28.Ne5 Bg7? 29.Rd7 Rb8 30.Nf7 a5 31.Bd6 Re8 32.Rb7 Qa6 33.Ng5 Qd6+/– 34.Rb5 Bc3 35.Qc4 Bf6 36.Ne4 Qe7 37.Ra5 Kg7 38.Nf6 Kf6 39.Qd4 Kf7?? 40.Ra7 Rd8 41.Re7 Ke7 42.Qg7 Kd6 43.Qh7 Ra8 44.Qg6 Ra2 45.Qd3 Ke7 46.Qb3 Ra6 47.Qb4 Rd6 48.e4 Kd7 49.e5 Rd5 50.Qb7 Ke8 51.Qd5! ed5 52.f4 Ke7 53.Kf3 Ke6 54.Ke3 Kf5 55.Kd4 Ke6 56.h4 Kf5 57.Kd5 Kg4 58.e6 Kg3 59.Ke5 Kg4 60.e7 Kh5 61.e8Q Kh6 62.Qh8 Kg6 63.Qf6 Kh7 64.h5 Kg8 65.Ke6 Kh7 66.Qg6 Kh8 67.Qf6 Kh7 68.Qf7 Kh8 69.Qe8 Kh7 70.f5 Kh6 71.f6 Kh7 72.f7 Kh6 73.f8Q Kg5 74.Qg6 Kh4 75.Qf4 Kh3 76.Qgg3# 1–0. rryy44 – andi426, kurnik, 2011.

5.Bg2 c5

6.bc5 Qa5 7.0–0 Nc6 8.d4 b6 9.cb6 ab6 10.Nbd2 Qh5 11.c4 d6 12.d5 Na5 13.Qc2 Ba6 14.Qd3 Rfc8 15.Rfc1 Qg4 16.h3 Qd7 17.e4 Ne4 18.Bg7 Nd2 19.Nd2 Kg7 20.Qd4 Kg8 21.Bf1 Qc7 22.h4 Qc5 23.Qf4 Rc7 24.h5 Qa3 25.Rcb1 b5 26.Ne4 Nc4 27.Qh6 Qf3 28.Ng5 Qh5 29.Qh5 gh5 30.Rb4 Raa7 31.a4 Nb6 32.Rd1 Na4 33.Rf4 Nc3 34.Rdd4 Bb7 35.Nf7 Bd5 36.Nh6 Kh8 37.Rf5 e6 38.Rh5 Ra1 39.Rg5 Rg7 40.Rdg4 Ne2 41.Kh2 Rf1 42.Nf7 Kg8 0–1. Sunye Neto – Garcia, 1974.

6.bc5 Qa5 7.c4 Na6 8.Bc3 Qc5 9.d3 d6 10.0–0 Bd7 11.Nbd2 Qc8 (11...Qh5 12.Rb1=) 12.Re1 (12.Nd4 Nc5=) 12...Nc5= 13.Rb1 Rb8 14.Qc1 Na4 15.Ba1 b5 16.Qa3 bc4 17.Nc4 Qc5 18.Qc5 Nc5 (worse is 18...dc5 19.Nfe5+/–) 19.Ne3 Be6 20.a3 Nb3 21.Bb2 Rb6 (21...Nd5 22.Nd5 Bd5 23.Ng5 Bg2 24.Kg2+=) 22.Red1 (22.Bd4!? Ra6 23.Nc4 Nd4 24.Nd4 Bc4 25.dc4=) 22...Rfb8+= 23.Bc3 Nd5 24.Nd5 Bd5 25.Bg7 Kg7 26.Nd2 (26.Rb2 f6+=) 26...Bg2 (26...Nd2!? 27.Rb6 A) 27...ab6? 28.Bd5 e6 29.Ba2+– (29.Rd2?! ed5 30.Rb2 Kf6=); B) 27...Rb6 28.Bd5 Rb1 29.Rb1 Nb1–/+) 27.Kg2+= Nd2 28.Rb6 Rb6 29.Rd2 Rb3 30.Ra2 Kf6 31.Kf3 Ke5 32.Ke3 Kd5 33.Kd2 a5 34.a4 Rb4 35.Kc3 h5 36.h4 e5 37.Ra1 Ke6 38.Kc2 d5 39.Ra3 f6 40.f3 Kd6 ˝–˝. Laiz Ibanez,Hector (2105) – Huber,Martin Christian (2285), Batumi GEO, 2014. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0–0 5.Bg2 c5)

6.bc5 Nc6 7.Nc3 (7.0–0 b6+=) 7...d5 (7...Qa5+=) 8.d3 (8.cd6!? Qd6 9.Rb1+=) 8...d4 (better is 8...Qa5 9.0–0 Qc5+=) 9.0–0? (better is 9.Nb1=) 9...dc3–+ 10.Bc3 Qd5 11.e4 (11.d4 Ne4 12.Bb2 Qc4–+) 11...Qc5 12.Bf6 (12.Qe1 g5–+) 12...Bf6 13.Rb1 Nd4 14.e5 Nf3 15.Bf3 Qe5 16.Re1 Qa5 17.Bb7 Bb7 18.Rb7 Rab8 19.Rb8 Rb8 20.Re4 Qa2 21.c4 Rb1 (21...Rb1 22.Qb1 Qb1 23.Kg2 Qd3–+) 0–1. gbsrao (2155) – lore, net–chess.com, 2006.

5.Bg2 Nd5

6.Qc1 Nb4 7.Bg7 Kg7 8.Qb2 Kg8 9.Qb4 Nc6 10.Qb2 f6 11.0–0 e5 12.d3 d6 13.Nbd2 b6 14.a3 Rb8 15.c4 a5 16.Qb5 Nd4 17.Nd4 ed4 18.Qd5 Kg7 19.Qd4 Qe7 20.Ne4 Bb7 21.Rfe1 Be4 22.Be4 h5 23.Bg2 c5 24.Qc3 Qe6 25.d4 cd4 26.Qd4 Rfe8 27.e3 Rbc8 28.Bd5 Qf5 29.Qb6 h4 30.Qb7 Kh6 31.Qb6 Rb8?? 32.Qd4 h3 33.Qh4 Kg7 34.g4 g5 35.Qh3 Qe5 36.Qg2 Rb2 37.h3 Rh8 38.Rac1 Rbb8 39.c5 dc5 40.Rc5 Qb2 41.Rec1 Qa3 42.Bf3 Rhc8 43.Rc8 Rc8 44.Rc8 Qa1 45.Kh2 Qe5 46.Qg3 Qe6 47.Ra8 Qa2 48.Kg2 a4 49.Qc7 Kg6 50.Be4 f5 51.Bf5 Kf6 52.Qc6 Ke5 53.Ra4 Qa4?? 54.Qa4 (54.Qa4 Kd5 55.Qb5 Kd6 56.Qb6 Ke7 57.Qe6 Kf8 58.Bg6 Kg7 59.Qf7 Kh6 60.Qh7#; 54.Qe6#) 1–0. linakip – gregorioo1, kurnik, 2011.

6.Bg7 Kg7 7.a3 Nc6 8.c4 Nf6 9.Nc3 Kg8 10.0–0 Re8 11.d4 e5 12.d5 e4 13.Nd2 Nd4 (13...Ne5 14.d6 e3 15.fe3+/–) 14.d6! e3 (14...cd6 15.Nde4) 15.Nde4 Ne4 16.Ne4 ef2 17.Rf2 Nf5 18.dc7 Qc7 (18...Qe7 19.Qd5+–) 19.Nf6 Kf8 20.Ne8 Ke8 21.e4 Nd6 (21...Nh6 22.c5+–) 22.Qd4 Nc4 (22...Kf8 23.c5 Ne8 24.Qh8 Ke7+–) 23.Qh8 Ke7 24.Qf6 (24.Qf6 Ke8 25.Qf7 Kd8 26.Qf8#) 1–0. Fritz 10 – nn, internet, 2007.

6.Bg7 Kg7 7.a3 d6 8.c4 Nf6 9.d3 e5 10.0–0 Bg4 11.Nbd2 Qd7 12.Ne4 Ne4 13.de4 Nc6 14.e3 a6 15.Qc2 f5 16.ef5 Bf5 17.e4 Bh3 18.Rad1 Rf7?? (18...Bg4 19.Qc3+=) 19.c5?? (19.Bh3 Qh3 20.Ng5 Qh5 21.Nf7 Kf7+–) 19...Raf8?? (better is 19...Rf3 20.Bf3 Bf1 21.Kf1 Nd4+=) 20.Bh3+– Qh3 21.Ng5 Qg4 22.Qd2?? Rf6 23.h3? Qd7–+ 24.f4 h6 25.Nf3 Qh3 26.Qg2 Qg2 27.Kg2 ef4 28.cd6 cd6 29.gf4 Rf4 30.Rd6 Ne5 31.Ne5–/+ Rf1 32.Rg6 Kh7 33.Rb6 R1f2 34.Kg3 Ra2 35.Rb7 Kg8 36.Ng6 Ra3 (36...Ra3 37.Kg4 Rf7 38.Rb8 Kh7 39.Nf8 Kg7 40.Ne6 Kf6–/+) 0–1. mapaj – zsoltika29, kurnik, 2012.

6.Bg7 Kg7 7.c3 d6 8.Qc2 Re8 9.Qb2 Kg8 10.a4 c6 11.Nd4 e5 12.Nf3 Bg4 13.0–0 Nf6 14.e3 e4 15.Nd4 d5 16.b5 c5 17.Nb3 c4 18.Nd4 b6 19.Qb4 Qe7 20.Qb2 Nh5 21.a5 Nd7 22.Nc6 Qe6 23.a6 Nc5 24.Nd4 Qd7 25.Nc6?? Be2 26.d4 Bf1 27.dc5 Bg2 28.Kg2 bc5 29.Qa3 Qd6 30.Nd2 Rec8 31.Nd4 Qb6 32.Nc6 Rc6 33.bc6 Qc6 34.Rb1 Nf6 35.Rb7 d4! 36.cd4 cd4 37.Qe7 Rf8 38.Rc7 Qa6 39.Nc4? de3 40.Ne3–/+ Qb6 41.Ra7 Qc6 42.Rc7 Qe8?? 43.Qf6+– (43.Qf6 Qd8 44.Re7+–) 1–0. rryy44 – mvm, kurnik, 2011.

5.Bg2 Ne4

6.c3 c5 7.d3 Nd6 8.bc5 Nb5 9.d4 Qa5 10.a4 Nd4 11.Nd4 Bd4 12.Qd4 Nc6 13.Bc6 bc6 14.0–0 Ba6 15.c4 f6 16.Nd2 Qb4 17.Bc3 Qb7 18.Qe4 d5 19.Qe6 Kg7 20.cd5 cd5 21.c6 Qc7 22.Bb4 Rf7 23.Qd5 Rd8 24.Qc5 Be2 25.Rfe1 Bg4 26.Ne4 Bf3 27.Ra3 f5 28.Rf3 fe4 29.Rf7 Kf7 30.Re4 Qd6 31.Re7 Kf8 32.Qd6 Rd6 33.Bd6 1–0. mapaj – peersm, kurnik, 2012.

6.Bg7+= Kg7 7.c4 e6 8.Nc3 Nc3= 9.dc3 Qf6 10.Qd2 Nc6 11.0–0 Ne5 12.Ne5 Qe5 13.f4 Qf6 14.Rad1 a5 15.b5 c6 16.e4+/– d5 17.ed5 cd5 18.cd5 ed5 19.Bd5 Rd8 20.Qe3 Bh3 21.Rfe1 Rac8 22.Bb7 Rc3 23.Qf2 Rd1 24.Rd1 Qd6 25.Rd6+– Rc1 26.Qe1! Re1 27.Kf2 Ra1 28.Rd2 Rb1 29.Bc6 Rf1 30.Ke3 Re1 31.Kd4 Re6 32.Kc5 Re3 33.b6 Rc3 34.Kd6 Bc8 35.b7 Bb7 36.Bb7 a4 37.Bd5 a3 38.Re2 Rc8 39.Re7 Rb8 40.Rf7 Kh6 41.Ke5 Rb5 42.g4 g5 43.Kf6 gf4 44.g5 (44.g5 Kh5 45.Bf3 Kh4 46.Rh7#) 1–0. pierre – opponent, internet, 2009.

5.Bg2 h5

6.0–0 c6 7.h4 d5 8.c3 Ng4 9.d3 a5 10.a3 ab4 11.ab4 Ra1 12.Ba1 Na6 13.Nbd2 Qb6 14.Qb3 Be6 15.Rb1?? (15.Qc2=) 15...d4 (better is 15...Qf2 16.Kh1 Ne3–+ (16...Qg3?! 17.Nf1 Qf2 18.Rb2–+)) 16.c4+= c5? 17.b5?? Nb4?? 18.Bb2 Bd7 19.Ba3 e5 20.Bb4 cb4 21.Qb4 Bf5 22.c5 Qc7 23.Rc1 Re8 24.c6 b6 25.Nc4 e4? 26.Ne1?? e3+/– 27.f3 Nf2 28.f4 Bf8 29.Qa4 Bg4 30.Ne5 Be2? 31.Qc4 Bc5 32.Nd7 Re6 33.Bd5 Rd6 34.Bf7 Kg7 35.Bd5?? Rd7+= 36.cd7 Qd7 37.Be6 Qb7 38.Qd5 Qd5–/+ 39.Bd5 Nd3 40.Nd3 Bd3 41.Bc4? Be4–+ 42.Kf1 d3 43.Ra1 e2 44.Ke1 Bb4 45.Kf2 e1Q 46.Re1+= Be1 47.Ke1 1–0. giorgo – riza25, kurnik, 2012.

6.0–0 Ng4 7.Bg7 Kg7 8.e3 e6 9.c4 Qf6 10.Nc3 c6 11.d4 b5 (better is 11...d5!?+/–) 12.cb5+– cb5 13.Nb5 (13.Ne5!? d5 14.Nd5 ed5 15.Bd5 Nc6 16.Nc6 Bb7+–) 13...Na6 14.Nh4 Rb8 15.Na7 Nb4 16.Rb1?? (better is 16.a3 Nd5 17.h3+–) 16...Na6?? (better is 16...Ba6=) 17.Nc8+– Rb1 18.Qb1 Rc8 19.Qb7 g5 20.Nf3 Rc6 21.Qd7 Rc7 22.Qb5 Ra7 23.Ng5 Nc7 24.Qc5 Ra2 25.Ne4 Qg6 26.Qc7 Ne3 27.fe3 Rg2 28.Kg2 Qe4 29.Rf3 Qb1 30.Qf7 Kh6 31.Qe6 Kg5 32.h4# 1–0. rryy44 – riza25, kurnik, 2011.

5.Bg2 Nh5

6.Qc1 Bb2 7.Qb2 d6 8.0–0 e5 9.d3 Ng7 10.Nbd2 Nf5 11.c3 Nh6 12.a4 Be6 13.c4 Qd7 14.Ng5 Bf5?? (better is 14...c6+=) 15.Bb7+– f6 (15...Nc6 16.Ba8 Ra8 17.f4+–) 16.Ngf3 (16.Nge4 Be4 17.Ne4 Qh3 18.Nf6 Rf6+–) 16...Bh3 (16...Nc6 17.b5 Ne7 18.Ba8 Ra8 19.d4+–) 17.Rfe1 (better is 17.Ba8 Bf1 18.Rf1 Nc6 19.Bc6 Qc6+–) 17...Nc6 18.Ba8 Ra8 19.e4 Nd4 20.Nd4 ed4 21.Qd4 Rf8 22.f3 f5 23.e5 f4 24.g4 Ng4 25.ed6 cd6 26.Qd5 Kg7 27.Ne4 Ne3 28.Qd4 Kh6 29.Qd6 Qd6 30.Nd6 Nc2 31.Ne4 Ne1 32.Re1 Bd7 33.a5 Bf5 34.Kf2 Rd8 35.Rd1 Be4 36.fe4 g5 37.Ke2 g4 38.Rg1 Kg5 39.b5 h5 40.h3 f3 41.Ke3 Rf8 42.hg4 hg4 43.b6 ab6 44.ab6 1–0. giorgo – harnas57, kurnik, 2012.

6.Qc1 Nc6 7.a3 b6 8.0–0 Bb7 9.d3 d6 10.Nbd2 e5 11.Nb3 a5 12.b5 Ne7 13.a4 e4 14.Ne1 ed3 15.cd3 Bg2 16.Ng2 Nd5 17.Bg7 Ng7 18.Qc4 Qg5 19.h4 Qf5 20.e4 Qg4 21.ed5 Qc4 22.dc4 Rad8 23.Nd4 Rfe8 24.Rfe1 Nh5 25.Nc6 Rc8 26.Ne7 Kg7 27.Nc8 Rc8 28.Re7 Nf6 29.Rae1 h6 30.Nf4 Ng8 31.Re8 Re8 32.Re8 Nf6 33.Rc8 Ne4 34.Rc7 Nd2 35.Rc6 g5 36.hg5 hg5 37.Ng2 f6 38.Ne3 Kg6 39.Kg2 f5 40.Rd6 Kh5 41.Rc6 f4 42.gf4 gf4 43.Nf5 Kg4 44.Nd4 f3 45.Kg1 Kf4 46.d6 Ke4 47.Nf3! Kf3 48.d7 Nb3 49.d8Q (49.d8Q Kg4 50.Rg6 Kf4 51.Qh4 Ke5 52.Rf6 Nd4 53.Qf4#) 1–0. linakip – aparatas, kurnik, 2012.

5.Bg2 a5

6.a3 c6 7.c4 ab4 8.ab4 Ra1 9.Ba1 Qb6 10.Bc3 Ne4 11.c5 Nc3 12.cb6 Nd1–/+ 13.Kd1 d5 14.e3 f6 15.Ke2 e5 16.Nc3 Bg4 17.h4? e4–+ 18.Ke1 Bf3 19.Bf3 ef3 20.h5 g5 (21.b5 Nd7–+; 20...Nd7 21.b5–+) 0–1. Gasein – Sonara, Cabaiguan, 1993.

6.ba5 Ra5 7.0–0 b6 8.d3 Bb7 9.Nbd2 d6 10.c4 Ra8 11.Nb3 c5 12.a3 Nbd7 13.d4 cd4 14.Nbd4 Ne5 15.Qc2 Nf3 16.ef3 e5 17.Nb5 Bc6 18.Rfd1 Bb5 19.cb5 Rc8 20.Qb3 d5 21.a4 e4 22.fe4 Re8 23.ed5 Rc5 24.Bd4 Rd5 25.Bd5 Qd5 26.Qd5 Nd5 27.Bg7 Kg7 28.Rd5 h5 29.Rd6 Rb8 30.Rb1 f5 31.h4 Kh6 32.a5! ba5 33.b6 a4 34.Rb4 a3 35.Ra4 f4 36.Kg2 fg3 37.Kg3 Rb7 38.Ra3 Rf7 39.Ra7 Rb7?? 40.Rb7 (40.Rd7 g5 41.Rd6 Kg7 42.Rb7 Kf8 43.Rd8#) ˝–˝. linakip – farukaligera, kurnik, 2011.

6.b5 (--> 1.b4 Nf6 2.Nf3 g6 3.g3 a5 4.b5 Bg7 5.Bb2 0–0 6.Bg2).

6.a3 ab4

7.0–0 Nc6 8.ab4 Ra1 9.Ba1 d5 (9...Nb4!? 10.c3 Nc6–/+) 10.b5= Nb8 (10...Na5 11.Bd4=) 11.Na3 (11.Bd4 Qd6=) 11...Bf5 12.d3 (12.c4 Qd6 13.Qc1 Nbd7=) 12...Nbd7 (12...Qd6 13.Bb2=) 13.c4 Nb6 (13...Bg4 14.cd5 Nd5 15.Bg7 Kg7 16.Qa1 f6 17.Qd4 Bf3 18.Bf3+=) 14.c5 (14.Bd4 dc4 15.Bb6 cb6 16.Nc4 Nd5=) 14...Nc8 (14...Nbd7 15.Qc2=) 15.Nd4 (15.Qc2 Qd7+=) 15...Bg4 16.f3 Bd7 17.c6 (17.f4 h6+=) 17...bc6 18.bc6 (worse is 18.Nc6 Bc6 19.bc6 Qd6+=) 18...Be8 19.Qc2 (19.f4 Nd6+=) 19...e5 20.Ndb5 Nb6? (better is 20...d4=) 21.Be5+– Na8 22.Qc3 Nh5 23.Bg7 Ng7 24.e4 de4 25.de4 Nb6 26.Nc2 Ne6 27.Ne3 f5 28.Rd1 Qe7 29.Bh3?? fe4?? 30.fe4 Ng5= 31.Bg2 Ne4 1–0. gbsrao (2100) – sisrichard (2215), net–chess.com, 2008.

7.ab4 Ra1

8.Ba1 Na6 9.b5 Nc5 10.0–0 c6 11.bc6 bc6 12.d3 Qa5 13.Nbd2 d5 14.Bd4 Nfd7 (14...Ne6!?=) 15.Bg7+= Kg7 16.c4 e5 17.cd5 cd5 18.Qa1 (18.d4!? ed4 19.Nd4+=) 18...Qa1= 19.Ra1 Bb7 20.d4 ed4 21.Nd4 Ra8 22.Ra8 Ba8 23.N2b3 Nb3 24.Nb3 Kf6 25.f4 Ke7 26.Kf2 Kd6 27.g4 Nc5 28.Nd4 Ne6 29.e3 Nd4 30.ed4 Bc6 31.h4 Bd7 32.g5 Bf5 33.Bf3 Ke6 34.Ke3 Kd6 35.Bd1 Bb1 36.Bg4 Be4 37.Kd2 Ke7 38.Kc3 f6 39.Kb4 fg5 40.hg5 Kd6 41.Kb5 Bc2 42.Kb6 Ba4? (better is 42...Be4!?=) 43.f5+– Be8? (better is 43...gf5 44.Bf5 Bd1+–) 44.f6 Bf7 45.Kb7 Bg8 46.Kc8 Be6 (46...Bf7 47.Kd8+–) 47.Kd8 Bf7 48.Bd7 Bg8 49.Ke8 (49.Ke8 Kc7 50.Ke7+–) 1–0. Lajthajm,B (2475) – Olszewski,Mi (2550), Paracin SER, 6th Open, 2013. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0–0 5.Bg2 a5 6.a3 ab4)

8.Ba1 Na6 9.c3 c5 10.b5 Nc7 11.c4 b6 12.0–0 Bb7 13.d3 d5 14.Nbd2 Qd6 15.Be5 Qd7 16.Qc2 Ra8 17.Qb2 Ra4 18.Ra1 Rb4 19.Qc2 dc4 20.dc4 Ne6 21.Bc3 Nd4?? (better is 21...Ne8+/–) 22.Nd4+– Bg2 23.Kg2 Ng4 (23...Rc4 24.Ra8 Ne8 25.Nc4 Qd5 26.Nf3 Qa8 27.Bg7 Kg7 28.Nb6 Qa3+–) 24.Nc6 e5 (24...Qe8 25.Ra7 Bc3 26.Ne7 Kf8 27.Qc3+–) 25.Ne4 (better is 25.Nb4 cb4 26.Ra8 Bf8 27.Bb4+–) 25...Qf5 (25...Rc4 26.Ra8 Bf8+–) 26.Ne7 Kf8 27.Nf5 gf5 28.Nd6 Ke7 29.Nf5 Kf6+– 30.Bb4 cb4 31.Ra6 Bf8 32.Rb6 Kg5 33.h4 Kh5 34.Ng7! Bg7 35.Qf5 1–0. Halmeenmaki,Tuomo (2175) – Reeves,Neil (1650), Internet Section, 2004. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0–0 5.Bg2 a5 6.a3 ab4)

8.Ba1 c5 9.bc5 Qa5 10.Bd4 Nc6 11.Bf6 Bf6 12.0–0 Qc5 13.e3 d6 14.d4 Qh5 15.Nbd2 Bh3 16.Bh3 Qh3 17.Ne4 Qf5 18.Nf6 Qf6 19.c4 h5 20.Nd2 Ra8 21.Ne4 Qg7 22.c5 d5 23.Nc3 e6 24.Qb3 Na5 25.Qb6 Ra6 26.Qd8 Kh7 27.Nb5 Nc4 28.Nd6 Nd6 29.cd6 Qg8 30.Qe7 Ra8 31.Rb1 Kg7 32.Rb7 Qf8? 33.Qe6 Rd8 34.Rd7 Kg8 35.Qe7 Qe7 36.de7 Re8 37.Rd8 (37.Rd8 Kg7 38.Re8+–) 1–0. gbsrao (2340) – abhailey (2420), net–chess.com, 2011.

8.Ba1 d5 9.d3 (9.0–0 Bf5=) 9...Qd6 (9...c6 10.Bd4=) 10.Qd2= Bd7 (10...Nbd7 11.0–0=) 11.Na3 (11.Be5 Qb6=) 11...Na6+= 12.b5?? (better is 12.Bc3+=) 12...Qa3–+ 13.Bf6 (13.Bd4 Bb5 14.0–0 Ra8–+) 13...Bf6 (13...ef6?! 14.ba6 ba6 15.0–0–/+) 14.0–0 Bb5 15.Rb1 (15.d4 c5–+) 15...c6 16.e4 (16.d4 Qa2 17.Rd1 e6–+) 16...de4 17.de4 Nc5 (17...Qc3 18.Qc3 Bc3 19.Bf1 Bf1 20.Rb3–+) 18.e5 Bg7 19.h4 (19.Qd4 Ne6 20.Qb6 Rb8–+) 19...Ra8 20.Nd4 Ba4 (20...Qa2 21.Qe1–+) 21.Qe1 Rd8 22.Ra1 Qb2 23.Rb1 Qa3 24.Ra1 Qb2 25.c3?? Nd3 26.Qe2 Qa1 27.Kh2 Qc3 (27...Qc3 28.Nf3 Qc2–+) 0–1. gbsrao (2390) – huimre (2795), net–chess.com, 2008.

8.Ba1 h6 9.0–0 Kh7 10.d4 c6 11.c4 d5 12.c5 Nbd7 13.Nbd2 e6 14.Qc2 Ne4 15.Ne4 de4 16.Qe4 Nf6 17.Qc2 Nd5 18.Rb1 Qc7 19.Ne5 Bd7 20.h4 Nf6 21.Be4 Be8 22.Bd3 h5 23.b5 Nd5 24.b6 f5 25.bc7 Be5 26.de5 Ne7 27.Rb7 Bd7 28.e4 Rc8 29.ef5 ef5 30.e6 1–0. mapaj – farukaligera, kurnik, 2012.

6.a3 d6

7.c4 e5 8.d3 Na6 9.Nbd2 (9.0–0 ab4 10.ab4 Be6=) 9...Rb8 (9...c6 10.0–0=) 10.Qb3 (10.ba5 Ra8=) 10...Nd7 (10...b5 11.d4 bc4 12.Nc4–/+) 11.d4 (11.0–0 ab4 12.ab4 b5=) 11...ed4 (11...b5 12.cb5 Rb5 13.Qa4=) 12.Bd4 Bd4 (12...Ne5 13.0–0=) 13.Nd4 Qf6 (13...Re8 14.e3+=) 14.Nc2 (14.e3 c5 15.Ne4 Qg7 16.bc5 Nac5+=) 14...Re8= 15.Ne4 (15.ba5 Ndc5 16.Qf3 Qb2–+) 15...Qe5 (15...Qe6 16.Nd4 (16.ba5?? Ndc5 17.Qe3 Ne4–+) 16...Qe5 17.Rd1+=) 16.0–0+= Nf6 17.f4 Qe7 18.Nf6 Qf6 19.e4 b5 (19...Be6 20.Qd3=) 20.e5 (20.cb5 Rb5 21.Qc4 Rb6 22.ba5 Be6+/–) 20...de5+= 21.fe5 bc4 22.Qc4 Qb6 23.Kh1 Be6 24.Qh4 c5 25.bc5 Qc5+= 26.Nd4 Bd5 27.Nf3 Rb2 28.Rad1 Nc7 29.Rd5 Qd5–+ 30.Ne1 Rg2 31.Ng2 Re5 32.Qg4 Ne6 33.Qf3 Rf5 34.Qd1 Rf2 35.Rg1 Nd4 36.Qd3 h5 37.Qe3 Re2 38.Qd3 Kh8 39.Qc3 Qe4 40.Qc8 Kg7 41.Qc3 Kh7 42.Qa5? Nf3–+ 43.Qc7 Qd5 44.Rf1 Ne5 45.Rg1 Ng4 (45...Ng4 46.Qf4 Ne3 47.Qe3 Re3–+) 0–1. Kivipelto,Kaj – Mertanen,Janne, JSM Finland, 1994. (=1.g3 Nf6 2.Bg2 g6 3.b4 Bg7 4.Bb2 0–0 5.Nf3 a5)

7.d3 c6 8.Nbd2 Na6 9.c4 Bd7 10.Rb1 e5 11.c5 dc5 12.bc5 Nc5 13.Ne5 Be6 14.0–0 a4 15.Nef3 (15.Qc2 Nb3=) 15...Bd5 16.Qc1 Qe7 17.Bd4 Ne6 18.Bc3 Bf3 (18...Rfd8 19.e4 Ba2 20.Rb2=) 19.Nf3+= (worse is 19.ef3 Rfd8–/+) 19...Nd5 (19...Rfe8 20.Qb2+=) 20.Bg7 Ng7 21.Re1 Rab8 22.d4 Ne6 23.e4 Ndc7 24.Rb4+/– c5 25.Ra4 Nd4 26.Nd4+/– cd4 27.Rd4 Ne6 28.Rb4 Rfc8 29.Qb2 Nc5 30.Bf1 Rd8 31.Qc2 Ra8 32.Re3 Ra7 33.Bc4 Ne6 34.Bd5 Ra3 35.Rb7+– Ra1 36.Kg2 Rd7 37.Qc8 Nf8 38.Reb3 Ra7 39.Ra7 Ra7 40.Rf3 Qe5 41.Qc5 Qb8? 42.Rf7! Rf7 43.Qe7 (43.Qe7 Ne6 44.Qe6+–) 1–0. Stein,Leonid – Barczay,Laszlo, Sousse, 1967. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0–0 5.Bg2 a5)

6.ba5 c5

7.0–0 Qa5 8.d3 Nc6 9.Nbd2 d5 10.Nb3 Qa7 11.c4 d4 12.Bc1 Bd7 13.Bd2 Rfb8 14.Qc1 e5 15.Bh6 Bh8 16.Qg5 e4 17.Ne1 b6 18.Qf4 Re8 19.de4 Ne5 20.Nd3 Nc4 21.e5 Nh5 22.Qg5 Ne5 23.Ne5 Re5 24.Ba8?? Rg5–+ 25.Bg5 Qa8 26.Nd2 Bh3 27.f3 Bf1 28.Kf1 Bg7 0–1. linakip (1615) – leonsyo (1765), kurnik, 2011.

7.d4 Qa5 8.Bc3 Qc7 9.dc5 Na6 10.0–0 Nc5 11.Nbd2 d6 12.Nb3 Nb3 13.ab3 Bf5 14.Ra8 Ra8 15.Qd2 Ra2 16.Nd4 Be4 17.f3 e5 18.Nb5 Qb6 19.Kh1 Rc2 20.Qd6 Qb5 21.Qd8 Bf8 22.fe4 Rc3 23.Qf6 Rb3 24.Qf7 1–0. mapaj – myszka27l (1750), kurnik, 2012.

6.d3 ab4–/+

7.a3 ba3 8.Na3 Nc6 –/+.

7.a3 Nc6 8.ab4 Ra1 9.Ba1 Nb4 10.0–0 c5 (10...d5 11.c4–/+) 11.Bf6 (11.c3 Nc6+=) 11...Bf6 12.e4 (12.c3 Nc6–/+) 12...d5 13.e5 (13.Qe2 d4–/+) 13...Bg7 14.c3 Nc6 15.d4 Bg4 16.h3 (16.Qb3 Bf3 17.Bf3 cd4 18.Qb7 Qc8 19.Qc8 Rc8 20.cd4 Nd4 21.Bd5 e6–/+) 16...Bf3–+ 17.Qf3 cd4 18.cd4 Nd4 (better is 18...e6 19.Qe3 f6–+) 19.Qd3? (better is 19.Qd5 Qd5 20.Bd5 Be5 21.f4–+) 19...Be5–+ 20.f4 Bg7 21.Nc3 e6 22.Rd1 Qd7 23.Ne2 Ne2 24.Qe2 Qa4 25.Rb1 Rb8 26.Qg4 b5 27.h4 b4 28.h5 b3 29.hg6 hg6 30.f5 Qg4 0–1. gbsrao (2310) – croach (2220), net–chess.com, 2008.

7.Nbd2 Nc6 8.a3 d6 (8...ba3 9.Ra3 Ra3 10.Ba3–/+) 9.ab4 Ra1 10.Qa1 Nb4 11.c3?? (better is 11.0–0–/+) 11…Nc2–+ (11...Nc2 12.Kf1 Na1 13.Ba1 Qd7–+) 0–1. gbsrao (2310) – croach (2220), net–chess.com, 2008.

7.Nbd2 d5 8.0–0 –/+.

5.Bg2 a6

6.a3 a5 7.Nc3 c6 8.0–0 d5 9.d3 Nbd7 10.Qd2 e5 11.e4 d4 12.Ne2 b5 13.a4 ab4 14.ab5 Ra1 15.Ra1 c5 (worse is 15...cb5 16.Qb4 Qb6 17.c3 dc3 18.Nc3+=) 16.Qg5 Qb6 (better is 16...h6!? 17.Qc1 Qb6–/+) 17.Ne5= Ne5 18.Qe5 Qb5 (18...Re8!? 19.Qg5 h6=) 19.Bd4+= Nh5 20.Qg5 f6?? (better is 20...h6 21.Qd5 Be6 22.Bg7 Bd5 23.Bf8 Be4 24.Bh6 Bg2 25.Kg2 c4–/+) 21.Qd5+– Kh8 22.Bc5 Bb7 23.Nd4 Bd5 24.Nb5 Bc6 25.Bf8 Bf8 26.Nd4 Bd7 27.Ra8 Kg7 (27...Kg8 28.Rd8 Ba4 29.Ne6+–) 28.Ra7 1–0. usingprogram (2055) – grom46, kurnik, 2013.

6.a3 Nc6 7.h3 =.

6.a3 d6 7.d3 c6 8.0–0 e5 9.c4 Nh5 (9...Be6 10.Ng5=) 10.Qc2 Qe7 11.Nc3 f5 (11...Nd7 12.Rac1+=) 12.e3 (12.Rad1 b6+=) 12...Be6 13.Nd2 Nd7 14.f4 (14.Rfe1 Rad8=) 14...Rac8 15.Rac1 Nhf6 16.Rfe1 (16.Rce1 a5=) 16...Ng4 (16...b5 17.Rcd1=) 17.h3 Nh6 18.Nf3 Nf7 (18...Bf6 19.Nb1=) 19.Qe2 (19.e4 Rce8=) 19...d5 (19...Rce8 20.Qf2=) 20.Ne5 Nfe5 21.cd5 cd5 22.fe5 Ne5 23.Nd5 Bd5 (23...Qd6!? 24.Rc5 Nf3 25.Qf3 Bb2+/–) 24.Bd5+/– Kh8 25.Rc8 Rc8 26.Bd4 (26.Kg2 Qd7 27.e4 Qb5+/–) 26...Qc7 (26...Rd8 27.Bg2+=) 27.Rd1 (27.Kg2!?+/–) 27...Nc6 28.Bg7 Qg7 29.d4 Qe7 30.Kf2 (30.e4 a5 31.b5 Nd8+/–) 30...Kg7 (30...Na7 31.Bc4+=) 31.Bf3 (better is 31.Bc6 Rc6 32.d5+/–) 31...Nb4?? (better is 31...Nd8+=) 32.ab4+– Qb4 (32...b5 33.Ra1 h5 34.Ra6+–) 33.d5 Qb3 (33...Rd8 34.Qc2 Qd6 35.Qb2 Kf7 36.Qb7 Rd7 37.Qc8+–) 34.d6 a5 (34...b5 35.Bb7 Rd8 36.Ba6+–) 35.d7 Rd8 36.Qd2 (36.Qd2 Qb4 37.Qd5+–) 1–0. Tao,Trevor (2375) – Wright,Bruce (1610), The Kaf University op, 2001. (=1.Nf3 Nf6 2.g3 g6 3.b4 a6 4.Bb2 Bg7 5.Bg2 0–0)

6.Qc1 d6 7.0–0 e5 8.d3 Bg4 9.Nbd2 c6 10.a3 Nbd7 11.c4 d5 12.Re1 (worse is 12.Ne5 Be2 13.Re1 Ne5 14.Be5 Bd3+=) 12...Bf3 13.Nf3 e4 14.Ne5 Ne5 15.Be5 Qe7 16.Qb2 Nh5 17.Bg7 Ng7 18.cd5 cd5 19.de4 de4 20.Qd4 f5 21.Rec1 Rad8 22.Qb6 Rd7 23.Re1 Rfd8 24.f3 ef3 25.ef3 Rd6 26.Re7 Rb6 27.f4 Rb8 28.Rc7 Ne6 29.Rd7 Rd8 30.Rad1 Rd7 31.Rd7 a5 32.Rb7 Rb7 33.Bb7 ab4 34.ab4 Nd4 35.Kg2 Kf7 36.Ba6 Kf6 37.Kf2 h6 38.Ke3 Nc2 39.Kf3 Nb4 40.h4 Nc6 41.Bb7 Nd4 42.Kg2 g5 43.h5 gf4 44.gf4 Ne2 45.Kf3 Nd4 46.Ke3 Ne6 47.Kf3 Ng7 48.Bd5 Nh5 49.Bg8 Ng7 50.Bh7 Ne6 51.Kg3 h5 52.Bg8 Nd4 53.Bd5 Ne2 54.Kf3 Nc3 55.Ba8 h4 56.Kg2 Ne2 57.Kf3 Ng3 58.Kg2 Ne4 59.Kf3 Kg6 60.Bd5 Kh5 61.Be6 Nd6 62.Bd7 h3 63.Kg3 h2 64.Kh2 Kg4 65.Kg2 Kf4 66.Kf2 Ne4 67.Ke2 Nf6 68.Bc8 Ke4 69.Bb7 Kf4 70.Ba8 Kg3 71.Kf1 f4 72.Kg1 Ng4 73.Kf1 f3 74.Bb7?? f2 75.Ba8 (75.Ba8 Nh2 76.Ke2 f1Q 77.Kd2 Qf4 78.Kd3 Qd6 79.Ke4 Qe7 80.Kd4 Qa7 81.Kd3 Qa8 82.Kc4 Qe4 83.Kc5 Nf3 84.Kd6 Qd4 85.Kc6 Ne5 86.Kb5 Qd5 87.Kb6 Qc6 88.Ka5 Qc5 89.Ka6 Nc4 90.Kb7 Nd6 91.Ka6 Qc6 92.Ka5 Qb5#). linakip – amator17, kurnik, 2011.

6.c4 d6 7.0–0 c6 8.d3 Bg4 9.Nbd2 Nbd7 (9...a5 10.b5=) 10.d4 (10.h3 Be6+=) 10...c5 (10...a5 11.a3=) 11.bc5 dc5 12.d5 (12.h3 Bf3 13.Nf3 Qc7=) 12...b5 13.Rc1 (13.e4 bc4 14.Qc2 Rb8 15.Nc4 e6=) 13...b4 (13...Qa5 14.a3=) 14.e4 (14.h3 Bf3 15.Nf3 Re8=) 14...Qc7 (14...Ne4 15.Bg7 Bf3 16.Bf3 (< 16.Qf3 Nd2 17.Qd1 Nf1 18.Bf8 Ng3–/+) 16...Nd2 17.Bf8 Nf3 18.Qf3 Qf8 19.Rfe1+/–) 15.e5+= Ne8 (15...Nh5 16.Qe1+=) 16.Re1 a5 (16...Qa5 17.Qb3+=) 17.h3 Bf3 18.Nf3 Rb8 (better is 18...Nb6+=) 19.d6 (better is 19.Qd3+=) 19...Qa7?? (better is 19...ed6 20.Qd5 de5 21.Ne5 Nb6–/+) 20.de7+– 1–0. gbsrao (1900) – dagenefter (1850), net–chess.com, 2006.

6.d3 Nc6 7.a3 b5 8.Nbd2 Bb7 9.0–0 d6 10.Qc1 e5 11.c4 Ne7 12.cb5 ab5 13.Nb3 c6 14.Na5 Ra5 15.ba5 Qa5 16.Bc3 Qa4 17.Qb2 Ra8 18.Nd2 Ned5 19.e4 Nc3 20.Qc3 d5 21.Qb3 Qd4 22.Rfd1 Ng4 23.Rf1 de4 24.Ne4 Kh8 25.h3 Nh6 26.Rac1 f5 27.Nc5 e4 28.Ne6 Qd3 29.Qd3 ed3 30.Ng7 Kg7 31.Rfd1 Rd8 32.Rc3 Rd7 33.Rcd3 Rd3 34.Rd3 Kf6 35.Rc3 Nf7 36.Bc6 Bc6 37.Rc6 Ke5 38.Rb6 Nd6 39.Kg2 Kd5 40.Rb8 Kc4 41.Rd8 Ne4 42.f3 Ng5 43.h4 Nf7 44.Rc8 Kb3 45.Rb8 Nd6 46.Rb6 Nc4 47.Rb5 Ka3 48.Rb7 h5 49.Rf7 Kb3 50.Rg7 Ne5 51.Re7 Nd3 52.Re6 1–0. linakip – miziii, kurnik, 2011.

6.0–0 c6

7.a4 d5 8.d3 Ng4 9.c3 Nf6 10.Nbd2 Qc7 11.c4 e6 12.Rb1 dc4 13.dc4 Nfd7 14.Bg7 Kg7 15.Qc2 Nb6 16.c5 Nd5 17.Nc4 Nd7 18.Nd6 N7f6 (better is 18...a5!?+/–) 19.e4+– Ne7 20.a5 Ne8 21.Qc3 Kg8 22.e5 Nd5 23.Qc4 Ng7 24.Nd4 Nf5 25.N4f5 ef5 26.Rfe1 Be6+/– 27.Qd3 Qe7 28.f4 Rab8 29.h4 h5 30.Red1 Kg7 31.Qd4 Rfd8 32.Kh1 Nc7 33.Qc3 Nd5 34.Qd4 Nc7 35.Qc3 Nb5 36.Nb5 cb5 37.Rd6 Rd6 38.ed6 Qf6 39.Qf6 Kf6 40.Rd1 Rd8?? 41.Bb7 Rd7 42.Ba6 Bc4 43.Kh2 Ke6 44.Bc8 Be2 45.Re1 Kd5 46.Bd7 Bf3 47.Bb5 (47.Bb5 Bg4 48.d7 Kd4 49.d8Q Kc3 50.Qd3 Kb4 51.Qc4 Ka3 52.Qc3 Ka2 53.Ra1#) 1–0. rryy44 – adamus1968, kurnik, 2012.

7.a4 Ne4 8.Bg7 Kg7 9.Nd4 Nf6 10.c4 d5 11.c5 e5 12.Nf3 e4 13.Nd4 Ng4 14.e3 Qf6 15.Nc3 Ne5 16.f4 (16.f3 ef3 17.Bf3 Nf3 18.Qf3 Qf3 19.Rf3 Nd7+=) 16...ef3 (better is 16...Nd3!?=+) 17.Nf3 Nf3 18.Bf3 Bf5 19.Bg2 Qe5 20.Ne2 Bd3 21.Rf2 Be2 22.Re2 Nd7 23.d4 Qe7 24.b5 ab5 25.ab5 Ra1 26.Qa1 Nf6 27.bc6 bc6 28.Bf3 Kg8 29.Qa6 Qc7 30.Kf2 Rb8 31.h3 h5 32.Kg2 Qb7 33.Qa2 Qb1 34.Qb1 Rb1 35.g4 hg4 36.hg4 Rb4 37.Kg3 Kf8 38.g5 Ne4? 39.Be4+– de4 40.Kf4 Ke7 41.Ke4 Ke6? 42.Rf2 Rb8 43.Rf6 Ke7 44.Rc6 Re8 45.Kf4 Kf8 46.e4 Rd8 47.d5 Re8 48.Rc7 Kg7 49.c6 Rd8 50.Rd7 Rc8 51.e5 Kf8 52.Ke4 Ke8 53.Kd4 Rd8 54.Rd8 Kd8 55.Kc5 Kc7 56.d6 Kd8 57.Kb6 Kc8+– 58.d7 Kd8 59.Kb7 Ke7 60.Kc8 Ke6 1–0. rryy44 – adamus1968, kurnik, 2012.

7.c4 Re8 8.Nc3 (8.d3 d5=) 8...e5 (8...d5 9.d3=) 9.a4 (9.a3 d5 10.d3 d4=) 9...e4 (9...d5 10.d3=) 10.Ng5 (10.Nd4 d5 11.d3 Qb6=) 10...d6 (better is 10...d5 11.d3 h6=+) 11.Nge4?? (better is 11.d3=) 11...Ne4–+ 12.Be4 Re6?? (better is 12...Bc3 13.Bc3 Re4–+) 13.d3 Qe8 14.Rc1 Nd7 15.b5 ab5 16.ab5 cb5 17.Bd5 Re7 18.cb5 Nc5 19.e4 Be6 20.Be6 Re6+/– 21.Ra1 Ra1=+ 22.Qa1 Nd3–/+ 23.Ba3? Re4?? 24.Bb2? Re6 25.Nd5? Bb2 26.Qd1 Re1 27.Re1?? Qe1–+ 28.Qe1 Ne1 29.Ne7 Kf8 30.Nc8 d5 31.Nd6 b6 0–1. gbsrao (2120) – grahamtrue (2185), net–chess.com, 2006.

6.0–0 Nc6

7.a3 Rb8 8.d3 d5 9.Nbd2 Na7 10.c4 dc4 11.Nc4 Nc6 12.Nce5 Nd5 13.Qc2 Ne5 14.Ne5 c6 15.d4 e6 16.e4 Ne7 17.Rad1 Qc7 18.h4 f6 19.Ng4 e5 20.d5 Bg4 21.f3 Qb6 22.Qc5 Qc5 23.bc5 Bd7 24.d6 Nc8 25.Bc3 b6 26.Rb1 Rf7 27.Rfd1 Be6 28.Bf1 b5 29.a4 f5 30.ab5 ab5 31.ef5 Bf5 32.Ra1 e4 33.fe4 Bc3 34.ef5 Ba1 35.Ra1 Rf5 36.Rc1 Rf3 37.Kh2 Rf2 38.Kh3 b4 39.Bc4 Kg7 40.Re1 b3 41.d7 Rd2 42.dc8Q Rc8 43.Bb3 Rd3 44.Be6 Rb8 45.Bg4 Rbb3 46.Rg1 Rbc3 47.Be2 Rd2 48.Bg4 Rc5 49.Re1 Rd6 50.Re7 Kf6 51.Rh7 Rc1 52.Bf3 Rf1 53.Bg2 Rf2 54.g4 Rd3 55.Kh2 Rdd2 56.g5 Ke5 57.Re7 Kd6 58.Rg7 Rg2 59.Kh3 Kd5 60.Rg6 Rg1 61.h5 Rh1 62.Kg4 1–0. sacaniev (1605) – sanyi49, kurnik, 2012.

7.a3 d5 8.e3 e5 (better is 8...Qd6!?=) 9.Ne5+/– Ne5 10.Be5 Qe7 11.Bb2 Bf5 12.d3 c5 13.bc5 Qc5 14.Bd4 Qd6 15.Nd2 Rac8 16.Nb3 Qc6 (16...Rfe8!?+/–) 17.c4!+– Qe6 18.cd5 Nd5 19.e4 Bg4 20.f3 Bh3?? 21.Bg7 Kg7 22.ed5 (22.ed5 Qe3 23.Rf2 Bg2 24.Kg2+–) 1–0. Razo,Ryan Jose – Chang,Henk, SF–2011–0–00105, 2011.

7.a3 d6 8.d3 e5 9.c4 Bg4 10.Nbd2 Qe7 11.Nb3 Bf3 12.Bf3 Rad8 13.c5 d5 14.Bg2 Rfe8 15.e3 Nb8 16.Qc2 c6 17.a4 Nbd7 18.Na5 Nf8 19.Qb3 e4 20.de4 Ne4 21.Bg7 Kg7 22.Be4 de4 23.b5 ab5 24.ab5 Rd3 25.Qb4 cb5 26.Qb5 Rd7 27.Nc4 Rc7 28.Nd6 Ne6 29.Ne8 Kg8 30.Ra8 1–0. kubak – shopa, kurnik, 2012.

5.Bg2 Na6

6.a3 d5 7.0–0 c5 8.bc5 Nc5 9.d3 Bd7 10.Nc3 Ne8 (10...Qc7 11.Nb1+=) 11.Rb1= d4 12.Nd5 Ba4 13.Nd2 Rc8 14.Nb3 Ne6 15.Qd2 N8c7 16.e4 de3 17.Ne3 Bb2 18.Rb2 b6 19.Re1 Qd7 20.Nc4 Rfd8 21.Ne5 Qe8 22.Re4 f6 23.Ng4 Bc6 24.Re2 Bg2 25.Kg2 Qc6 26.Kg1?? Ng5–+ 27.Nh6 Kf8 28.Re3 Nh3 29.Kf1 Qh1 30.Ke2 Nd5 31.Qe1 Qe1 32.Ke1 Ne3 33.fe3 f5 34.Nd4 Rd4! 35.ed4 Kg7 36.Nf5 gf5 37.c4 Kf6 38.d5 e5 39.de6 Re8 40.Kf1 Re6 41.Kg2 Ng5 0–1. Christiansen,Larry Mark – Hay,Trevor, Lone Pine op, 1972.

6.a3 c5

7.b5 Nc7 8.a4 a6 9.Na3 d5 10.d3 ab5 11.ab5 b6 12.0–0 Bb7 13.Nd2 Qb8 14.c4 dc4 15.Bb7 Qb7 16.Ndc4 Ne6 17.f4 Nd5 18.Bg7 Ng7 19.Qb3 Ra7 20.Nc2 Rfa8 21.Ra7 Ra7 (worse is 21...Qa7 22.Ra1 Qb7 23.Ra8 Qa8 24.e4+/–) 22.e4 Nf6 23.Ne5 e6 24.Ne3 Nge8 25.f5 ef5 26.ef5 Qa8 27.fg6 hg6 28.g4 Re7 29.N3c4 Qd5 30.Qb2 Nd7 31.Nc6 Re6 32.Qf2 Nef6 33.Qg3 Qg5 34.h3 Ne8 35.h4 Qd5 36.Rf5 gf5 37.gf5 Kh7 38.fe6 Qe6 39.Qf4 Qe1 40.Kg2 ˝–˝. Poleschi,Ricardo D (2400) – Zattera,Juan (2300), CAPA vs SEMI, 2001. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0–0 5.Bg2 Na6 6.a3 c5)

7.b5 Nc7 8.a4 d5 9.0–0 d4 10.e3 Ng4 11.ed4 cd4 12.d3 e5 13.c3 a6 14.cd4 ed4 15.Na3 Nd5 16.h3 Nh6 17.ba6 Ra6 18.Nb5 Nc3 19.Qd2 Nb5 20.ab5 Ra1 21.Ra1 Nf5 22.Ra8 Qb6 23.Qa5 Qe6 24.Ba3 Re8 25.Ng5 Qe5 26.b6 Qa5 27.Ra5 Bf8 28.Ne4 Kg7 29.Bb2 Re6 30.g4 Rb6 31.Ra2 f6 32.gf5 Bf5 33.Bd4 Rb1 34.Kh2 Be4 35.Be4 Bd6 36.Kg2 Rb4 37.Be3 f5 38.Bf3 Rb3 39.Ra7 f4 40.Bd4 Kf8 41.Rb7 Rd3 42.Bg7 Ke8 43.Bc6 Kd8 44.Bf6 Kc8 45.Rh7 Rd2 46.Bf3 1–0. Soppe,Guillermo – Ricardi,Pablo, San Martin City ARG, 1995. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0–0 5.Bg2 Na6 6.a3 c5)

7.b5 Nc7 8.a4 d6 9.0–0 a5 10.d3 b6 11.Nbd2 e5 12.Nc4 Rb8 13.e4 Nfe8 14.Nh4 Ne6 15.Ne3 N8c7 16.Qd2 Bb7 17.Rae1 Nf4 18.gf4 Qh4 19.fe5 Ne6 20.f4 Nf4 21.Nf5 gf5 22.Rf4 Qg5 23.Qf2 fe4 24.Re3 Kh8 25.Rg3+= Qh6 26.Rf7 Be5 27.Be5 de5 28.Qf5?? Rf7–+ 29.Qe5 Qf6 30.Qb8 Rf8 31.Qf8 Qf8 32.de4 Qf4 33.Rf3 Qc1 (33...Qc1 34.Kf2 Be4 35.Rf8 Kg7 36.Be4 Kf8–+) 0–1. Cantillo,A – Espinosa,Julio (2275), Havana op, 1992.

7.b5 Nc7 8.a4 d6 9.0–0 e5 10.d3 Nh5 11.Nfd2 f5 12.c4 Ne6 13.Nc3 Ng5 14.a5 Rb8 15.Nd5 f4 16.Ne4 Ne4 17.de4 Be6 18.Qd3 fg3 19.hg3 Nf6 20.Nf6 Bf6 21.Rfd1 Be7 22.e3 Qe8 23.f4 Qf7 24.Bf1 Rbd8 25.Rd2 Bf6 26.f5 Bc8 27.g4 Bg5 28.Rf2 h6 29.Be2 Kg7 30.Bf3 Qc7 31.Bc3 Bd7 32.Bd1 ˝–˝. Poleschi,Ricardo – Blanes,Josep, WCF00R2A2 (Eclipse) (8), 2000.

7.c3 d5 8.0–0 Bf5 9.d3 Qc7 10.Nbd2 Rfd8 11.Qb1 Rac8 12.Re1 h6 13.h3 (13.b5 Nb8=) 13...b6 (13...Qd7 14.g4 Be6 15.c4=) 14.e4 de4 15.de4 Be6 16.e5 Nh7 17.b5 Nb8 18.c4 Nd7 (18...Bf5 19.Ne4=) 19.Bc3 Ndf8 20.a4 Rd7 21.a5 Rcd8 22.Qb2 Ng5 23.Ng5 hg5 24.g4 Rd3 25.Bf1 R3d7 26.Nf3 Nh7 27.Qc1 Qb8 28.Qe3 Bh6 29.Be2 Qb7 30.Ra4 Kf8 31.Rea1 Kg8 32.Ne1 Bg7 33.ab6 ab6 34.Nf3 Bh6+/– 35.Ra6 Kf8 36.Ne1 Kg8 37.R1a4 Bg7 38.Bf3 Qc7 39.Bc6 Rd4 40.Nf3?? Rd3–/+ 41.Qe4 Rc3 42.Ra7 Qa7 43.Ra7+= Rdd3 44.Qe1 Rf3 45.Bf3 Rf3 46.Rb7 Bc4 47.Rb6 Rb3 48.Qe4 Rb5 49.Rb5 Bb5 50.Qd5 Bf8 51.e6 Be8 52.ef7 Bf7 53.Qc5 e6 54.Qc7 Kg7 55.Qe5 Kh6 56.Qc7 Kg7 57.Qe5 Kg8 58.Qc7 Nf6 59.Qe5 Nd5 60.Qg5 Be7 61.Qc1 g5 62.Kf1 Bg6 63.Qd2 Bf6 64.Kg1 Kf7 65.Qa5 Bd3 66.Qa7 Be7 67.Kh2 Bf1 68.Qb8 Bd3 69.Qa7 Be4 70.Qd4 Bd6 71.Kg1 Bg6 72.Qa7 Kf6 73.Qd7 Be7 74.Qa4 Bb4 75.Qd7 Be4 76.Qd8 Be7 77.Qh8 Kf7 78.Qe5 Bf6?? 79.Qb8 Bd3 80.Kh2 ˝–˝. Hoffmann,M (2405) – Maiwald,JU (2465), FSGM June Budapest HUN, 1999.

7.c3 d5 8.d3 b6 9.0–0 Bb7 10.Nbd2 Re8 11.Re1 Nd7 12.Qb3 Nc7 13.e4 a5 14.ba5 Ra5 15.ed5 Bd5 16.c4? (better is 16.Qc2=) 16...Rb5!–+ 17.Qa4 (17.cb5 Bb3 Pinning (17...Bb3 Deflection)) 17...Rb2 18.cd5 Nd5 19.Qc6 Nc3 20.Nc4 Re2 21.Rac1 (21.a4 e5–+) 21...Re1 (21...Ra2!? 22.Bh3 Nb8 23.Qb6 Qd3 24.Nce5 Ne2 25.Re2 Qe2 26.Qc5–+) 22.Re1–/+ b5 (22...Rf8 23.a4–/+) 23.Ncd2? (better is 23.Nce5 Ne5 24.Ne5+=) 23...e6–+ 24.Ne4 Qc8 25.Qd6 Rd8 26.Nfg5 Ne4 27.de4 (27.Ne4!? h6 28.Rc1–/+) 27...Ne5 28.Qb6 h6 29.Ne6? (better is 29.Nf3 Qb8 30.Qb8 Rb8 31.Ne5 Be5 32.Rb1–+) 29...fe6 30.Bh3 Nf3 31.Kh1 Nd4 32.Rc1 Qa8 33.Be6 Ne6 34.Qe6 Kh7 35.Rc5 Qa3 36.Rd5 Qf3 37.Kg1 Ra8 (37...Ra8 38.Qh3 Ra1 39.Qf1 Rf1 40.Kf1 Qh1 41.Ke2 Qe4 42.Kf1 Qd5 43.h4 Qf3 44.Ke1 Bc3 45.Kf1 Bd4 46.Ke1 Qf2 47.Kd1 Be3 48.g4 Qd2) 0–1. Poley,Vladimir (2325) – Bouget,A (2255), Saint–Lo FRA, 2013. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0–0 5.Bg2 Na6 6.a3 c5)

7.bc5 Nc5 8.c4 d6 9.0–0 Bd7 (9...Qb6 10.Ra2+=) 10.Nc3 Nfe4 (10...Rc8 11.Rb1=) 11.Ne4= Bb2 12.Nc5 dc5 13.Rb1 Ba3 14.Ne5 Bb4 15.Bb7 Rb8 16.Bd5 Be8 17.Bc6 (17.Qc2 e6 18.Bf3 a5= (worse is 18...Bd2 19.Rb8 Qb8 20.Ng6 hg6 21.Qd2+=)) 17...Qd6+= 18.Be8 Rfe8 19.Nd3 e5 20.Ra1 a5 21.Ra2 Qd4 22.Qc2 Red8 23.Rd1 Rb6 24.Ne1 Rf6 25.Nf3 Qg4 26.d3 e4 27.de4 Rd1 28.Qd1 Qe4 29.Qb3 Rd6 30.h4 h6 31.Kf1 g5 32.Kg1 g4 33.Nh2 Rd4–+ 34.f3 gf3 35.ef3 Qe1 36.Kg2 Rd2 37.Kh3 Qe6 38.g4 Ra2 39.Qa2–/+ Qc6 40.Qe2? a4–+ 41.Nf1 a3 42.Ng3?? Qa8 43.Nf5 a2 44.Ne7 Kf8 45.Nf5 a1Q 46.Qe7 Kg8 47.Nh6 Kg7 48.Qf7 Kh8 49.g5 Qh1 (49...Qh1 50.Kg4 Bc3 51.Qg8 Qg8 52.Ng8 Kg8–+) 0–1. Kovalev,De (2480) – Bernadskij,Vitalij (2470), Mukachevo UKR, Summer Open, 2012.

6.b5 Nc5

7.0–0 d5 8.d4 Na4 (better is 8...Nce4+=) 9.c4?? (better is 9.Bc1+=) 9...Nb2–+ 10.Qc2 (10.Qb3 Nc4 11.Na3 Na3 12.Qa3 a6–+) 10…Nc4 0–1. gbsrao (2185) – huimre (2665), net–chess.com, 2006.

7.a4 d5 8.c4? (8.0–0 Bf5+=) 8...c6 (better is 8...dc4!? 9.0–0 Be6–/+) 9.d4+= Nce4 (9...Nfe4 10.cd5 cd5 11.0–0+=) 10.0–0 (10.Nbd2 Bf5+=) 10...Bd7 (10...dc4 11.Ne5 cb5 12.ab5+=) 11.Ne5 Be8 (11...cb5!? 12.cd5 ba4=) 12.Nd2 Qa5 (12...Bd7 13.Rc1+=) 13.Nb3 Qd8 14.cd5 cb5 (14...cd5!? 15.Qd3 a6+=) 15.ab5+/– Qd5 (better is 15...Bb5!? 16.Nc5 Nc5 (16...Qd5? 17.Qb1+–) 17.dc5 Qc7+/–) 16.b6+– a6 (16...Bb5 17.ba7 Rfc8 18.Nd2+–) 17.Nc5! Bc6? 18.Nc6 Qc6 19.Ne4 Ne4 20.d5 Qb6 21.Bg7 Nf2 22.Bd4 (22.Bd4 Nd1 23.Bb6+–; 22.Rf2?! Kg7 23.Rb1 Qc7+–) 1–0. Folkunger,Sven – Andersson,N, corr SSKK 2–756, 1991.

7.c4 a6 8.a4 ab5 9.ab5 Ra1 10.Ba1 c6 11.Nc3 d5 12.d4 Nce4 13.Qb3 dc4 14.Qc4 Qa5 15.0–0 Nd6 16.Qd3 Bf5 17.Qd2 Nb5 18.e4 Be6 19.d5 cd5 20.ed5 Bc8 21.Nb5 Qb5 22.Nd4 Qd7 23.Nb3 Rd8 24.Rc1 Qa4 25.Nc5 Qb5 26.Qf4? Nd5–+ 27.Bd5 Rd5 28.Qc7? Qc6 29.Na6 Qc7 30.Nc7 Rd8 31.Bg7 Kg7 32.Rb1 Bf5 33.Rc1 Be4 34.h3 h5 35.Kf1 Bf3 0–1. Schettler,Juergen (2170) – Van de Mortel,Jan (2400), BL2–West, 2000.

5.Bg2 c6

6.0–0 a6 7.c4 d5 8.cd5 cd5 9.Nc3 Nc6 10.d4 (10.a3!?=) 10...Nb4–/+ 11.a3 (11.a3 Nc6 12.Rc1–/+). gbsrao (2165) – rgpflickr (2025), net–chess.com, 2006.

6.0–0 b5 7.d3 Bb7 8.c4 bc4 9.dc4 d5 10.cd5 cd5 11.e3 e6 12.a4 Nc6 13.b5 Na5 14.Nd4 Nc4 15.Bc3 Rc8 16.Bb4 Re8 17.Nd2 Nd2 18.Qd2 Ne4 19.Be4 de4 20.Rfd1 Qg5 21.Rac1 Rcd8 22.Qe2 Bd4 23.Rd4?? Bd5 24.Rc5 h5 25.h4 Qf5 26.Rd2 Kg7 27.Bc3 Kh6 28.Ba5 Rc8 29.Rdc2 Rc5 30.Rc5 g5 31.hg5 Qg5 32.Kh2 h4 33.g4 f5 34.gf5 Qf5 35.Bc7 Rg8 36.Bf4 Kh7 37.Rc7 Kh8?? 38.Qb2+– e5 39.Be5 (39.Be5 Rg7 40.Rg7 Qf8 41.Qd4 a6 42.Re7 Qg7 43.Bg7 Kh7 44.Bf8 Kg6 45.Qg7 Kf5 46.Re5#) 1–0. rryy44 – martiliani69, kurnik, 2011.

6.0–0 b6 7.d3 Bb7 8.Nbd2 d6 9.a3 Nbd7 10.c4 Rb8 11.Re1 d5 12.Qc1 dc4 13.Nc4 b5 14.Na5 c5 (better is 14...Qb6!?+/–) 15.Nb7+– Qc7?? (better is 15...Rb7 16.Nd4 cd4 17.Bb7 Qb6+–) 16.bc5 (better is 16.Nc5!? Rfc8+–) 16...Qb7 17.Bd4 (17.c6 Qc7+–) 17...Qc7? (17...Rfc8 18.Ne5 Qa6 19.c6+–) 18.Qb2 (18.c6!? Nb6 19.Be5 Qc8 20.Bb8 Qb8+–) 18...Nc5 19.Bc5?? (better is 19.Rac1 Ne8 20.Ne5+–) 19...Qc5= 20.Rac1?? (20.d4 Qf5+=) 20...Qd6?? 21.Qb3 Nd5 22.e4 Nc7 23.Red1 Ne6 24.Rc2 b4 25.a4? a5 26.Rdc1 Nd4 27.Nd4 Qd4 28.Rc4 Qe5 29.Rc5 Qb2 30.Qb2 Bb2 31.R1c2?? Bd4 32.Ra5?? b3 33.Rc1 b2 34.Rb1 Rfc8 35.Rb5 Rb5 36.ab5 Rc1 37.Rc1 bc1Q 38.Bf1 Qd2 (38...Qd2 39.Be2 Qe2 40.Kg2 Qf2 41.Kh3 Qf1 42.Kg4 Bf6 43.d4 h5#; 38...Qe1 39.Kg2 Qf2 40.Kh3 Qf1 41.Kg4 Bf6 42.d4 h5#) 0–1. giorgo – 1kit1, kurnik, 2012.

6.0–0 d5 (--> 5.Bg2 d5 6.0–0 c6).

6.0–0 d6 (--> 1.b4 Nf6 2.Bb2 g6 3.Nf3 Bg7 4.g3 0–0 5.Bg2 d6 6.0–0 c6).

6.0–0 Re8 7.d3 d5 (--> 5.Bg2 d5 6.0–0 c6 7.d3 Re8).

6.0–0 Nh5 7.Qc1 d6 8.d3 e5 9.Nbd2 Nf6 10.a3 Bg4 11.Re1 Bf3 12.ef3 Nh5 13.Ne4 d5 14.Nc5 b6 15.Nb3 Nd7 16.c4 d4 17.c5 b5 18.Na5 Rc8 19.Nb7 (better is 19.f4!? Qf6 20.Nc6 Rc6 21.fe5+–) 19...Qc7+= 20.Nd6 a5 (20...Ra8 21.Qd1+=) 21.Qd2 Nhf6? 22.Bc1?? Ne8?? 23.Ne4?? Nef6 24.Nd6 Nd5?? 25.Bb2 Bf6?? 26.Ne4?? Bg7 27.Qc2 N7f6 28.Qb3 Ne4 29.de4 Nf6 30.Bc1 Rcd8 31.Rd1 a4 32.Qa2 Qd7 33.Rd3 Qe6 34.Qe6 fe6 35.Bh3 Rfe8 36.Bg5 h6 37.Bf6 Bf6 38.Rad1 1–0. giorgo – filos06, kurnik, 2012.

6.Na3 Qb6 7.c3 d5 8.0–0 a5 9.Nc2 Ne4 10.a3 Nd7 11.Qc1 Nd6 12.d3 e5 13.Nd2 ab4 14.ab4 Ra1 15.Qa1 Qc7 16.c4 d4 17.e3 de3 18.Ne3 Re8 19.Re1 f5 20.Nb3 Nf8 21.b5 f4 22.Nd1 fg3 23.hg3 cb5 24.c5 Nf5 25.d4 Ne6 26.de5 Nc5 27.Bd5 Be6 28.Be6 Ne6 29.Ne3 Ne3 30.Re3 ˝–˝. Ruf – Seger, BL 1992.

6.a4 Nd5 7.Bg7 Kg7 8.c3 d6 9.a5 Be6 10.Nd4 b5 11.Ne6 fe6 12.Qb3 a6 13.Qb2 Nd7? (better is 13...e5=) 14.c4+– N5f6 15.cb5 ab5 16.0–0?? (better is 16.Bc6 Rb8 17.Na3+–) 16...d5 17.d3 Rf7 18.e4 Qf8? (18...Qb8 19.f4+=) 19.ed5?? (better is 19.Bh3!? e5 20.Be6+–) 19...cd5 20.Nc3 Kg8 21.Nb5 Ng4 22.Nc7 Ra6 23.b5 Rd6 24.b6 Nb8 25.Bh3 h5 26.Bg4 hg4 27.Rae1 Rf6 28.Qd4 Nc6 29.Qg4 Ne5?? 30.Qd4 Nf3–+ 31.Kg2 Nd4 32.b7 Nc6 33.a6 Qb8 34.Ra1 Na7 35.Rfc1 e5 36.Nb5 Ra6 37.Ra6 Ra6 38.Na7 Ra7 39.Rc8+– Qc8 40.bc8Q Kf7 41.Qc5 Rd7 42.d4 e4 43.h4 e6 44.Qc6 Re7 45.Qc8 Re8 46.Qc7 Re7 47.Qf4 Kg7 48.h5! gh5 49.Qg5 Kf7 50.Qh5 Kf8 51.f3 e3 52.Qh6 Kf7 53.Qe3 Kf6 54.f4 Rb7 55.Qe5 Ke7 56.Qg7 Kd6 1–0. rryy44 – zard, kurnik, 2012.

6.d3 b5 7.a4 ba4 8.0–0 Na6 9.Ra4 Rb8 10.Qd2 Rb5 11.Na3 Rh5 12.g4+– Ng4 13.Bg7 Kg7 14.b5! Nc5 15.Rg4 Ne6 16.bc6 dc6 17.Ra4 a6 18.Rb1 Qd5 19.Nc4 Ng5 20.Ra5 Nf3 21.Bf3 Qe6 22.Bh5 gh5 23.Qc3 f6 24.Ne3 Kh8 25.Rb6 Rg8 26.Kh1 Qh3 27.Qc6 Bg4 28.Rba6 Be2 29.Rf5 Bf1 30.Rf6! Bg2 31.Ng2 ef6 32.Qf6 Rg7 1–0. Trkn – guest4843, ICC, 2004.

6.d4 a5 7.c3 ab4 8.cb4 d5 9.0–0 Na6 10.a3 Bf5 11.Nc3 Nc7 12.a4 Qd6 13.Qb3 Ne6 14.Rac1 Rfd8 15.Rfd1 b6 16.Nh4 Bg4 17.h3 Bh5 18.g4 Qf4 19.e3 Qh6 20.gh5 Qh5 21.Nf3 c5 22.Ne2 c4 23.Qc2 Rdc8 24.Ng3 Qh6 25.Nf1 Rcb8 26.Kh2 Rb7 27.Ng3 Rba7 28.Ra1 Ra6 29.Nf1 Rc8 30.N1d2 Ng4 31.Kg1 Nf6 32.Nf1 Ne4 33.N3d2 Nf6 34.Ng3 Ng5 35.Kf1 Nh3 36.Re1 e6 37.Ra3 Ng4 38.f3 Qh4 39.Nh1 Nf6 40.Rc1 Rca8 41.Raa1 Rc8 42.Bc3 Rca8 43.Ra2 b5 44.a5 Rc6 45.Qd1 Rd6 46.Qe2 Ng5 47.e4 Nd7 48.e5 Rda6 49.Nf2 Qh2 50.Rac2 f6 51.Qe3 Qg3 52.Nh1 Qh2 53.f4 Nf7 54.Nc4 bc4 55.Bd5 Qc2 56.Rc2 ed5 57.e6 Re8 58.ef7 Kf7 59.Qf3 Rd6 60.f5 Re4 61.Nf2 Re8 62.b5 Bh6 63.Ng4 Bf8 64.Bb4 Re4 65.Bd6 Bd6 66.fg6 hg6 67.Nh6 Kg7 68.Qg2 Rf4 69.Rf2 Kh6 70.Qh3 Kg5 71.Qd7 Bb4 72.Rf4 Kf4 73.b6 Ke4 74.b7 f5 75.b8Q Ba5 76.Qe5 Kd3 77.Qdd5 Kc3 78.Qa5 Kb3 79.Qh2 c3 80.Qha2 1–0. COMPUTER – COMPUTER, 1994.

6.0–0 a5

7.a3 a4 8.c3 d6 9.e3 h6 10.c4 Bg4 11.Nc3 Nbd7 12.Na4 Ne5 13.Be5 de5 14.Qc2 Bf3 15.Bf3 e4 16.Bg2 Ng4 17.Nc3 f5 18.a4 Ne5 19.c5 Nd3 20.Qb3 Kh7 21.Rad1 Ne5 22.f4 ef3 23.Bf3 Qd3 24.Be2 Qd7 25.d4 Nf7 26.d5 Ng5 27.d6 e5 28.h4 Nh3 29.Kg2 f4 30.ef4 ef4 31.g4 Rae8 32.Kh3 Bc3 33.Bf3 Re3 34.Qc4 h5 35.Kg2 hg4 36.Rd3 gf3 37.Rf3 Qg4 38.Kf1 Qf3 39.Kg1 Re1 40.Kh2 Rh1 0–1. rryy44 – sondos1512, kurnik, 2012.

7.a3 Na6 8.c4 d5 9.d3 ab4 10.ab4 dc4 11.dc4 Be6 12.b5 Qd1 13.Rd1 cb5 14.cb5 Nc7 15.b6 Nb5 16.Nbd2 Rfd8 17.Ra8 Ra8 18.Ng5 Bd5 19.Bd5 (better is 19.Bf6 Bf6 20.Bd5+/–) 19...Nd5–/+ 20.Bg7 Kg7 21.Nde4 e6 22.Nc5 Nbc3 (worse is 22...Nb6 23.Rb1 Ra5 24.Nf7+=) 23.Rd2 h6 24.Nf3 Nb6 ˝–˝. Sanchez Rodenas – Garcia Sanchez, ESP–Cup3 corr, 1984. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0–0 5.Bg2 c6 6.0–0 a5)

7.a3 Qb6 8.Bd4 Qc7 9.d3 d6 10.e4 e5=+ 11.Bc3 ab4 12.ab4 Ra1 13.Ba1 Na6 14.Qd2 h6 15.Na3 Re8 16.Nc4 (16.Re1 g5=) 16...b5 17.Na5 Be6 18.Qc3 (18.Re1 c5 19.bc5 Nc5=+) 18...Rc8 (18...c5 19.bc5 b4 20.cd6 Qa5 21.Qe5=+) 19.Qd2 (19.Nb3!?=+) 19...Ra8 20.c4 (20.Bc3!?–/+) 20...Nb4!–+ 21.Qb4 Qa5 22.Qd6–/+ Qa1 23.Ra1= Ra1 24.Bf1 Bh3 25.Nd2 bc4 26.Qb8 Kh7 27.Qb2 Re1 28.f3 Bf1 29.Nf1 cd3 30.Qd2 Ra1 31.Qd3 Ra7 32.Nd2 Bf8 33.Kg2 Bc5 34.Nc4 Bd4= 35.f4 Ra2 36.Kh3 Bg1 37.Nd2= ef4 38.gf4 Nh5=+ 39.Kg4 Ra5?? 40.Nf3+= Bb6 41.Ne5 Nf6 42.Kf3 Bc5?? 43.Nc4 Ra7 44.f5 Nd7 45.e5?? Ra3!–+ 46.Qa3 Ne5! 47.Ne5 Ba3 48.fg6 fg6 ˝–˝. gbsrao (2425) – sisterofmercy (2555), net–chess.com, 2010.

7.a3 ab4

8.ab4 Ra1

9.Ba1 Na6 10.c3 d5 11.d3 Bg4 12.Nbd2 Qd7 13.Ne5 Qc7 14.Ng4 Ng4 15.Qb3 Ra8 16.Bb2 Qe5 17.e3 Ne3?? (17...Qf5 18.e4 de4 19.de4=) 18.fe3?? (better is 18.Re1+–) 18...Qe3= 19.Rf2 Qd3 20.Nf1?? (20.Bf1 Qe3=) 20...Nc7?? (better is 20...Bd4! 21.Bc1 e5–+) 21.Rd2= Qb1 22.Rd1 Qf5 23.Ne3 Qg5 24.Bc1 Qe5 25.c4 d4 26.Nf1 Qe2 27.Bf3 Qe6 28.Bf4 Nb5= 29.Bd5 cd5–/+ 30.cb5 Qe2 31.Qd3 Qd3–+ 32.Rd3 e5 33.Bc1 e4 34.Rd1 Ra4 35.g4 h6 36.Ng3? Rb4 37.Ne2 d3 38.Nf4 Rb5 39.Kf2 Bd4 40.Kf1 Kg7 41.Nd3 ed3 42.Rd3 Rb1 43.Rd4 Rc1 44.Kf2 Rc5 45.Rb4 b5 46.Ke3 Kf6 47.h4 Ke5 48.Rb3 d4 49.Ke2 Ke4 0–1. Halmeenmaeki,Tuomo (2175) – Dirks,Hans, Internet Section, 2004. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0–0 5.Bg2 a5 6.a3 c6 7.0–0 ab4 8.ab4 Ra1)

9.Ba1 Na6 10.c3 d6 11.d4 Nd7 12.Nbd2 e5 13.Qb3 Kh8 14.b5 cb5 15.Qb5 f5 16.Nc4 Nc7 17.Qb4 e4 18.Nfd2 d5 19.Nd6 Na6 20.Qa3 (20.Nb7? Qc7 (20...Nb4?! 21.Nd8 Rd8 22.cb4=) 21.Qe7 Bb7–+) 20...Nb6 21.c4 dc4 22.N2c4 Nc4 23.Nc4 Be6 24.Rc1 Bd5 25.e3 Rf6 26.Ne5 b5 27.Bf1 b4 28.Qa4 Bb7? 29.Ba6+– (29.Ba6 Ba6 30.Qa6 Ra6 31.Nf7 Kg8 32.Nd8+–) 1–0. Auger,Bertrand – Perreault,Jacquelin, Quebec Montcalm op1, 2000.

9.Ba1 Na6 10.Bc3 Qb6 11.Na3 Nb4 12.Qb1 Nbd5 13.Qb6 Nb6 14.Bd4 Na4 15.Rb1 b5 16.c4 Ba6 17.cb5 cb5 18.Ne1 Rc8 19.Nec2 Bf8 20.Nb4 e5 21.Na6 ed4 22.Nb5 Rc2 23.Nd4 Rd2 24.e3 Nc3 25.Rf1 Bd6 26.Nb3 Rb2 27.Nbc5 Ng4 28.Nd7 Ra2 29.Nac5 Bc5 30.Nc5 Ne2 31.Kh1 Nc3 32.Kg1 ˝–˝. Feinberg – Bonin, New York 1991.

9.Ba1 d5 10.Bf6 (10.Bd4 Nbd7=) 10...Bf6=+ 11.Na3 e5 12.c4 e4 13.Ne1 Qd6 (13...Bf5 14.d3=+) 14.c5 Qe5 15.d3 e3 (15...Qc3 16.Nec2 ed3 17.Qd3=+) 16.Nf3 ef2 17.Rf2 Qc3 18.Nc2 Na6 19.Qd2 Bg4 20.d4 Qb3 (20...Qd2 21.Nd2 Nb4 22.Nb4 Bd4 23.Nb3 Bf2 24.Kf2=+) 21.Ne5 Be5 22.de5 Bf5 23.Rf5 gf5 24.Qg5 Kh8 25.Ne3 Rg8?? (25...f6 26.ef6 Rf7 27.Nf5 Qb4+–) 26.Qf6+– Rg7 27.Nf5 (27.Nf5 Qb1 28.Kf2 Qf5 29.Qf5 Nb4 30.Qc8 Rg8 31.Qb7+–) 1–0. gbsrao (2250) – ressurector (2400), net–chess.com, 2010.

9.Ba1 d6 10.c4 Qc7 11.d3 Na6 12.Qb3 b6 13.Nc3 Bb7 14.Bb2 e6 15.Ra1 Ra8 16.b5 Nc5 17.Ra8 Ba8 18.Qa3 Bb7 19.Nd4 cb5 20.Ndb5 Qd8 21.Bb7 Nb7 22.Qa7 Nc5 23.d4 Nce4 24.Na4 d5 25.Nb6 dc4 26.Nc4 Qd5 1–0. Poleschi – Likhachev, SIMUL, 1999. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0–0 5.Bg2 c6 6.0–0 a5 7.a3 ab4 8.ab4 Ra1)

9.Ba1 Qb6

10.c3 Qa6 11.Bb2 d5 12.Na3 Ne4 13.Re1 Qb6 14.Rf1 c5 15.Qa1 Bg4 16.bc5 Qc5 17.Nb1 Nc6 18.d3 Nd6 19.Nbd2 b5 20.Rc1 Rb8 21.Nd4 Nd4=+ 22.cd4 Qb4 23.Nf3 Qa4 24.Ne5 Be6 25.Nc6 Rb7 26.Qa3 Bf8 27.Nb4 Qa3= 28.Ba3 Ra7. Campora,D (2535) – Teran Alvarez,I (2425), II Open, Calvia ESP, 2005.

10.c3 Qa6 11.Bb2 d5 12.d3 Nbd7 13.Qc2 Ne8 14.Nbd2 Nd6 15.e4 de4 16.de4 Qb6 17.Re1 Ne5 18.Ne5 Be5 19.c4 Bb2 20.Qb2 c5 21.b5 Be6 ˝–˝. Smyslov – Denker, Groningen 1996.

10.Bc3 d5 11.Qc1 Bg4 12.Qb2 Nbd7 13.Re1 Ne4 14.Bd4 Bf3 15.Bb6 Bb2 16.ef3 Nb6 17.fe4 e6 18.ed5 cd5 19.c3 Ra8 20.Kf1 Ra1 21.Ke2 Nc4 22.Rf1 Ra2 23.Kd3 Ba1 24.f4 Kf8 25.Bf3 Rb2 26.Re1 Ke7?? 27.Kd4?? Rb4?? 28.Kc5–/+ Ra4 29.Be2 Nd6–+ 30.Bd3 Bb2 31.Bc2 Ba3 32.Na3–/+ Ra3 33.Kd4 Ra2 34.Bd3? f6 35.h4 Ra4 36.Ke3 e5–+ 37.h5 e4 38.Be2 g5 39.fg5 fg5 40.g4 h6 41.Rb1 Ke6 42.Rf1 Ra8 43.Kd4 Ra2 44.Ke3 Rb2 45.Rf8–/+ Ke5 46.Rh8 Rb6 47.Rg8 Nf7 48.Rg6 Re6 49.Bb5 Nd6 50.Be2 Rg6 51.hg6 Ne8 52.Bb5 Nf6 53.Be2 Ne8 54.Bb5 Ng7 55.Bd7 h5 56.gh5 Nh5 57.Bc8 b6 58.Bb7 Ng7 59.Bc6 Nf5–+ 60.Kf2 d4 61.cd4 Kd4 62.Bd7 Ng7 63.Kg3 Ke5 64.Bc6 Kf5 65.Bd5 Nh5 66.Kf2 Kf4 67.Be6 g4 68.Bd7 Ng7 69.Kg2 g3 70.Bc6 Nf5 71.Bd7?? Nh4 72.Kg1 Ng6 73.Bb5 Kf3 74.d4 Nf4 (74...Nf4 75.Kf1 g2 76.Ke1 g1Q 77.Kd2 Qb1 78.Bd3 Nd3 79.Kc3 b5 80.d5 Qb2#) 0–1. Bakhtiari,K (2280) – Noori,Alireza (2135), IRI–ch Iran, 2000.

10.Bf6 Bf6 11.c3 d5 12.d4 Nd7 13.e3 e5 14.Re1 e4 15.Nfd2 Bg7 16.f4 Nf6 17.Nf1 Qa7 18.Nbd2 Bg4 19.Qa1 Ra8 20.Nb3 Qa1 21.Ra1 Ra1 22.Na1 Be2 23.h3 Kf8 24.Nb3 b6 25.Kf2 Ba6 26.Nfd2 Ne8 27.g4 Nd6 28.Ke1 Ke8 29.Bf1 Bf1 30.Kf1 Bf8 31.Nc1 Kd7 32.Ne2 Kc7 33.Ng3 f5 34.gf5 gf5 35.Kg2 Be7 36.Kf1 Kb7 37.Nh1 Ka6 38.Nf2 Kb5 39.Ke2 Bh4 40.Nd1 Nc4 41.Nf1 Ka4 42.Nd2 Nd2 43.Kd2 Kb3 44.Ke2 Kc2 (44...Kc2 45.b5 cb5–+) 0–1. Martin,Paul L – Mansson,James (2085), Southend op London, 2004. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0–0 5.Bg2 c6 6.0–0 a5 7.a3 ab4 8.ab4 Ra1 9.Ba1 Qb6)

10.c3 d5

11.Na3 Nbd7 12.Qb1 e5 13.c4 Re8 14.b5 Qa5 15.bc6 bc6 16.Qc1 Ba6 17.Re1 Ne4 (17...Bf8 18.Bb2–/+) 18.d3= Nec5 19.Bc3 Qa4 20.Nd2 d4 21.Bb2 Bh6 22.Qd1 Qb4 (22...Qd1 23.Rd1 Rb8 24.Bc1=+) 23.Bc1= Bb7 24.Ne4 Ne4 25.Be4 Bc1 26.Qc1 Ra8 27.Nb5? Rb8?? 28.Qa3 0–1. De Vogelaere,R (1780) – Verlinden,R (1950), Open Geraardsbergen BEL, 2010.

11.Qa4 Bg4 12.d3 Nbd7 13.Nbd2 e5 14.c4 e4 15.c5 Qc7 16.Nd4 Re8 17.h3 Be2? (better is 17...e3!? 18.hg4 ed2+=) 18.Ne2+/– ed3 19.Nf4 Ne4? (better is 19...Bh6!?+=) 20.Bg7 Kg7 21.Be4 de4+/– 22.Qa1 Qe5 23.Qe5 Ne5? 24.Ne4+– Nc4 25.Nd6 Nb2?? 26.Ne8 Kf8 27.Nd6 1–0. gbsrao (2385) – hinchbox (2355), net–chess.com, 2011.

11.d3 Na6 12.Nbd2 Nc7 13.Qb3 Bg4 14.c4 Bf3 15.Nf3 dc4 16.dc4 Ne6 (16...Na6 17.Ng5=) 17.Qa4 Rd8 18.Be5 Rd7 (18...c5!? 19.Rb1 Nd7 20.Bg7 Kg7=) 19.Bh3+= h6 (19...Qd8 20.Kg2+/–) 20.c5 (20.Be6 fe6 21.Bc3 Qd8+/–) 20...Qd8 21.Qa1 Rd5 22.Be6 fe6 23.e3 (23.Kg2 Kh7+=) 23...Ne8 (23...Kh7!?+=) 24.Bg7+/– Ng7 25.e4 Rd3 26.Ne5 Rd4 27.Ng6 Rb4 28.Qe5 (28.Rd1 Qe8 29.Nf4 Re4+=) 28...Kf7 (28...Kh7 29.Nf4 Qd4 30.Qd4 Rd4 31.e5+=) 29.Nf4 (29.Qc3!? Qd4 30.Ne5 Kf6 31.Qf3 Nf5 32.Nc6 bc6 33.ef5+/–) 29...Qd4= 30.Qd4 Rd4 31.f3 (31.e5 Rc4 32.Nd3 Rc3=) 31...e5+= 32.Ne2 Rd2 33.Nc1 Ne6 34.Nb3 Rb2 35.Na5 Rb5 36.Ra1 Nc5 37.Kf2 Nb3 38.Nb3+= Rb3 39.f4 ef4–/+ 40.gf4 c5 41.Ra5 b6 42.Ra8 Rb2 43.Kg3 c4 44.Rc8 b5 45.Rc6 Rb3 46.Kf2 c3 47.Ke2 b4 48.Kd1? Rb1–+ 49.Kc2 Rb2 (49...Rb2 50.Kc1 Rh2–+) 0–1. Auger,Bertrand (1985) – Masse,Hugues (2190), Mauricie op Trois Rivieres, 2001. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0–0 5.Bg2 c6 6.0–0 a5 7.a3 ab4 8.ab4 Ra1 9.Ba1 Qb6 10.c3 d5)

11.d3 Na6 12.Nbd2 Bg4 13.h3 Bf3 14.Nf3 Nd7 15.Qa4 Nc7 16.Rb1 Ra8 17.Qc2 Nb5 18.Bb2 Na3 19.Ba3 Ra3 20.c4 e6 21.c5 Qa6 22.d4 Ra2 23.Rb2 Ra1 24.Bf1 e5 25.Rb1 ed4 26.e3 Rb1 27.Qb1 Qa3 28.Nd4 Bd4 29.ed4 Qc3 30.b5 Qd4–+ 31.bc6 bc6 32.Qb7 Nc5 33.Qc6 Ne4 34.Qc2 Ng3 35.Ba6 Ne4 36.Bb7 h5 37.Qa2 Nf6 38.Kg2 h4 39.Bc6 Nh5 40.Qc2 Nf4 41.Kh2 Nd3 42.Kg1 Qa1 43.Kh2 Qe5 44.Kg1 Qe1 45.Kg2 Nf4 46.Kf3 Ne6 47.Kg2 Nd4 48.Qc5 Qe4 49.Kg1 Ne2 50.Kh2 Nf4 51.f3 Qe2 (51...Qe2 52.Qf2 Qf2 53.Kh1 Qg2) 0–1. Bindrich,Oswald – Rohde,Wolfgang, DDR–chJ U18 Schmalkalden, 1969.

11.d3 c5 12.bc5 Qc5 13.Nbd2 Nc6 14.Qb1 e5 15.c4 e4 16.Ng5 ed3 17.ed3 dc4 18.Nge4 Ne4 19.Ne4 Qb4 20.Qb4 Nb4 21.dc4 Be6 22.c5 Na6 ˝–˝. Soppe – Pereyra Arcija, Chaco 1996.

11.d3 Ne8 12.Nbd2 e5 13.Qb3 Na6 14.Rb1 Nac7 15.c4 d4 16.Bb2 h6 17.Ra1 Na6 18.Ba3 Nac7 19.Qa4 f5 20.Rb1 Nd6 21.Qc2 Nf7 22.Nb3 Re8 23.Nc5 Na6 24.Na4 Qc7 25.Nd2 Bd7 26.Nb3 Ra8 27.Na5 c5 28.b5 Qa5 29.Bb7 Nb4 30.Bb4 Qa4 31.Qa4 Ra4 32.Bc5 Nd8 33.Bd5 Be6 34.Bf3 e4 35.de4 fe4 36.Be4 Bc4 37.b6 Ra5 38.Be7 Re5 39.Bd8 Re4 40.b7 Be5 41.b8Q ˝–˝. Woods,Richard – Neumann,Ulrich, IECG, 2003.

11.d3 Ne8 12.Nbd2 Nd6 13.Qb3 Na6 14.Re1 Be6 15.Rb1 h6 16.Ne1 f5 17.d4 Kh7 18.Bb2 Bg8 19.Nd3 Nb8 20.Ra1 Nc4 21.Nf3 Nd7 22.Qc2 e5 23.de5 Nde5 24.Nfe5 Ne5 25.Nc5 f4 26.gf4 Rf4 27.Ra8 Ng4 28.Bc1 Rf2 29.Rg8 Kg8 30.Qg6 Ne5 31.Bd5 Kh8 32.Qe6 Rf8 33.Bh6 Qc7 34.Bb3 Ng4 35.Qg4 Bh6 36.Qd4 Qg7 37.Qg7 Bg7 38.Ne4 Rf4 39.Bc2 Bc3 40.Nc3 0–1. Benoit – Lautier, SWZ–FRA 1986.

11.d3 Ne8 12.Nbd2 e5 13.c4 f6 14.Qb3 Be6 15.b5 dc4 16.dc4 Nd6 17.Qb4 cb5 18.cb5 Na6! 19.Qb2 Qb5 20.Rb1 Qb2 21.Bb2 Rc8 22.Ba3 Nc4 23.Nc4 Bc4 24.Nd2 Be2 25.Bd5 Kh8 26.Ne4 h5 27.Bb7 Rc7 28.Ba6 Ba6 29.Nf6 Bf6 30.Rb6 ˝–˝. Phillips,Patrick (1880) – Fransson,Percy (2185), IECG, 1999.

11.d3 Ng4 12.Nbd2 Na6 13.Qb3 Re8 14.e4 de4 15.Ng5 Ne5 16.d4 h6 17.Nge4 Ng4 18.h3 Nf6 19.Re1 Be6 20.Qc2 Ne4 21.Ne4 Bd5 22.Bf1 Be6 23.Bb2 Bf5 24.Bc4 Nc7 25.Qb3 Be6 26.Be6 Ne6 27.Qa2 Qb5 28.c4 Qh5 29.d5 cd5 30.cd5 Ng5 31.Ng5 Qg5 32.Bg7 Kg7 33.d6 ed6 34.Re8 Qc1 35.Kh2 1–0. Schettler,J – Klaschus,R, It open Dortmund, 1992. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0–0 5.Bg2 a5 6.a3 ab4 7.ab4 Ra1 8.Ba1 c6 9.0–0 Qb6 10.c3 d5)

11.d4 Ne4 12.Nbd2 Nd2 13.Qd2 Nd7 14.Qd3 e5 15.de5 Ne5 16.Ne5 Be5 17.c4 Bf5 18.Qb3 Ba1 19.Ra1 Qd4 20.Rc1 dc4 21.Qc4 Rd8 22.h4 Qb2–/+ 23.Qf4 Qe2 24.Bf3 Qb2 25.Re1 Qc3 26.Re5 Qd4 27.Re8 Kg7 28.Rd8 Qd8 29.h5 h6 30.hg6 Bg6 31.Kg2 Kh7 32.Qe3 Qd3 33.Qe7= Qb5 34.Qd6 Qc4 35.Kg1 Qc3 36.Kg2 Kg7 37.g4 Qc4 38.Qe5 Kh7 39.Qc5 Qf4 40.Qe7 b6 41.Bc6 Qg4 42.Kh2 Qf4 43.Kg2 Kg7 44.Qe1 Qg4 45.Kh2 Qd4 46.Bf3 h5 47.Bg2 Kf6 48.Kg1 Qb2 49.Bf3 h4 50.Kg2 Qe5 51.Qd1 Qg5 52.Kh1 Qf4 53.Qa1 Kg5 54.Qc3 f6 55.Qe3 Qe3 56.fe3 Bf5 57.Kh2 Bg4 (57...Bg4 58.Be4 Be2–+) 0–1. Voskanyan,Vahagn – Petersons,Andrejs, URS–chT Soviet Union, 1967.

11.d3 Nbd7

12.Qa4 e5 13.Nfd2 Re8 14.e4 Bf8 15.Na3 Qc7 16.c4 d4 17.c5 b6 18.cb6 Nb6=+ 19.Qa5 Be6 20.Nac4 Nfd7 21.Nb6 Nb6 22.f4 f6 23.f5 Bf7 24.fg6 hg6 25.Qa3 Ra8 26.Qc1 Bb4 27.Nf3 Nd7 28.Bh3 Nc5 29.Qb1 Qa5 30.Nd4 ed4 31.Bd4 Bc3 32.Bf6 Bf6 33.Rf6 Qc3 34.Rf1 Nb3 35.Qe1 Nd2 36.Bg2 Qa5 0–1. Spiridonov,N – Mecking,Henrique, Vrsac, 1972. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0–0 5.Bg2 c6 6.0–0 a5 7.a3 ab4 8.ab4 Ra1 9.Ba1 Qb6 10.c3 d5)

12.Qb3 e5 13.c4 Re8 14.Nbd2 h6 15.Rc1 Qd8 16.e3 b5 17.cd5 cd5 18.Qa3 Bf8 19.Bh3 Bd6 20.Qa5 Qe7 (20...Qa5!? 21.ba5 b4+=) 21.Qb5+/– Bb4 22.Rc6 Bd6 23.e4 g5 24.ed5 g4 25.Nh4 (25.Nh4 Nf8 26.Nc4+/–) 1–0. Bendig,Frank (2240) – Bauk,Slavko (2175), WC.2005.P.00004, 2002. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0–0 5.Bg2 c6 6.0–0 a5 7.a3 ab4 8.ab4 Ra1 9.Ba1 Qb6 10.c3 d5)

12.Nbd2 Qc7 13.c4 e5 (13...Qd6 14.c5 Qc7 15.Qc2=) 14.Qc2 Re8 15.cd5 Nd5 16.Rb1 b5 (16...Rd8 17.Ne4=) 17.e4 N5b6 (17...Ne7 18.d4+=) 18.Nb3 (18.d4 Qd6 19.de5 Ne5 20.Be5 Be5 21.Ne5 Re5+=) 18...Qd6= 19.Na5 (19.Nc5 Rd8=) 19...Nb8 20.h3 Na4 (20...h6 21.Rc1 Bd7 22.Qd2=) 21.Bf1 (21.Nc4 bc4 22.dc4 Qf6 23.Qa4 Bh3 24.Bh3 Qf3+=) 21...Bd7 22.Qd1 Qe7 23.d4 ed4 24.Nd4 Qe4 25.Bg2 Qe7 26.Nac6 Nc6 27.Nc6 Bc6 28.Bc6 Rd8 29.Qe1 Qe1 30.Re1 Ba1 31.Ra1 Rd4 32.Bb5+/– Nc3 33.Ra8 Kg7 34.Be8 Rb4 35.Ra7 Kf8 36.Bf7 Re4 37.Bb3 Re7 38.Ra8 Re8 39.Ra6 Re7 40.Kg2 Ne4 41.Bc2 Kg7 42.Rc6 Nf6 43.Rc5 Ne8 44.Bd1 Nf6 45.h4 h6 46.Bc2 Nh7 47.g4 Nf8 48.Kg3 Ra7 49.Be4 Re7 50.f3 Rf7 51.Bd5 Ra7 52.Kf4 Re7 53.Rc6 Rd7 54.Ke4 Re7 55.Kd4 Ra7 56.Kc5 Rd7 57.Rb6 Rc7 58.Kd4 Re7 59.f4+– Nh7 60.Be6 Nf8 61.Bb3 Nh7 62.Bd5 Rc7 63.Ke5 Re7 64.Kd6 Ra7 65.Be6 Nf8 66.Bc8 Rf7 67.f5 gf5 68.gf5 Nh7 69.Rb1 Kf6 70.Kd5 Nf8 71.Rb6 Kg7 72.Ke5 Re7 73.Kf4 Rc7 74.Bb7 Rc5 75.Bf3 Ra5 76.h5 Ra4 77.Be4 Nh7? 78.Ke5 Nf8 79.Rb7 Kh8 80.Rb8 Ra5 81.Bd5 Kg7 82.f6 Kh7 83.Rb7 Kh8 84.Rc7 Rb5 85.Rc8 Kh7 86.Kd6 (86.Rf8?! Rd5 87.Ke6 Re5 88.Kd7 Rd5 89.Kc7 Rc5 90.Kd6 Rd5 91.Kc6 Rc5 92.Kb7 Rb5 93.Kc8 Rb8 94.Kb8=) 1–0. Petrosian,Tigran – Najdorf,Miguel, It, Santa Monica (USA), 1965.

12.Nbd2 e5 13.Qc2 Re8 14.e4 Bf8 15.Rb1 de4 16.de4 Ng4 17.Nf1 c5 18.h3 Ngf6 19.Ne3 Qc7 20.Qe2 Nb6 (20...Ne4? 21.Nd5 Ng3 22.fg3+–) 21.Nd2 cb4 22.cb4 Bd7 23.b5 Bh6 24.Nec4 Nc4 25.Qc4 Qd6 26.Nf3 Be6 27.Qc2 Nd7 28.Rd1 Qb8 29.Bf1 Rc8 30.Qb1 f6 31.Bb2 Nc5 32.Ba3 Qa7 33.Bb4 Bf8 34.g4 b6 35.g5 Qf7 36.Bg2 Re8 37.Qb2 Bb3 38.Rd2 Bc4 39.Bc5 Bc5 40.Qc3 Bb5 41.gf6 Rf8 42.Nh2 h5 43.Nf3 Be8 44.Qe5 Qf6 45.Qg3 Qc3 46.Rd8 Qa1 47.Kh2 Qf6 48.Rd2 h4 49.Qh4 (worse is 49.Nh4 Bf2 50.Rf2 Qf2–+) 49...Qh4 50.Nh4 Bf2 51.Nf5 Be1 52.Ne7 Kf7 53.Rd1 Bc3 54.Nd5 Be5 55.Kg1 b5 56.Bf1 Kg7 57.Rb1 g5 58.Bb5 Bd4 59.Kh1 Bg6 60.Re1 Bf2 61.Re2 Bh5 62.Ra2 Bf3 63.Kh2 Be4 64.Nc3 Bg6 65.Bc6 Bd4 66.Ne4 ˝–˝. Salter,David A – Boesenberg,Egbert, Wolfgang Heidenfeld mem corr, 2000. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0–0 5.Bg2 c6 6.0–0 a5 7.a3 ab4 8.ab4 Ra1 9.Ba1 Qb6 10.c3 d5 11.d3 Nbd7)

12.Nbd2 e5 13.Qc2 Nh5 14.Qb3 Re8 15.c4 Nhf6 16.d4 e4 17.Ng5 Nf8 18.e3 h6 19.Nh3 g5 20.cd5 cd5 21.Rc1 Bd7 22.Qa3 N8h7 23.Qa5 Qd6 24.Nb3 b6 25.Qa3 Bf8 26.Bc3 Nh5 27.Qb2 f5 28.Ra1 f4 29.Ra7 N7f6 30.Qd2 (better is 30.Kh1!?+=) 30...Qb8–+ (worse is 30...fg3 31.fg3 Ng3 32.hg3 Bh3 33.Bh3 Qg3 34.Qg2 Qe3 35.Qf2 Qf2 36.Kf2+=) 31.Rd7 Nd7 32.b5 f3 33.Bf1 Qd6 34.Nc1 Rc8 35.Na2 Qa3 36.Bb4 Bb4 37.Nb4 Rc1 (37...Rc1 38.Na2 Ra1–+) 0–1. Raimondi,Marthe – Sonnet,Jean Pierre, AJEC69 corr, 1987. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0–0 5.Bg2 c6 6.0–0 a5 7.a3 ab4 8.ab4 Ra1 9.Ba1 Qb6 10.c3 d5)

12.Nbd2 Re8 13.Qb1 e5 14.e4 Bf8 15.Re1 de4 16.de4 Ng4 17.Re2 c5 18.b5 Qc7 19.h3 Ngf6 20.c4 b6 21.Qc2 Bb7 22.Nb1 Ra8 23.Bb2 Ne8 24.Nc3 Nd6 25.Nd5 Bd5 26.ed5 f6 (26...Ra2 27.Nd2=) 27.Nd2 Ra2 28.Ne4 Ne4 (28...Nf5 29.Rd2=) 29.Be4 Qa7 (29...Qb8 30.Qc1+/–) 30.h4 (30.Qc3 Qb8+/–) 30...Qa4 (30...f5 31.Bf5 gf5 32.Qf5+/–) 31.Qc1 (better is 31.Qd3!? Bd6 32.g4+/–) 31...Bh6= 32.f4 ef4 33.gf4 Qb3 34.d6 Bf4?? 35.Bd5+– Kf8 36.Qf4 Rb2 37.Qh6 1–0. Tiggelman,Rene (2155) – Schipper,Rijk, Utrecht OKU op–A, 2001. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0–0 5.Bg2 c6 6.0–0 a5 7.a3 ab4 8.ab4 Ra1 9.Ba1 Qb6 10.c3 d5 11.d3 Nbd7)

12.Nbd2 Re8 13.Qb1 Ng4 14.h3 Nge5 15.Ne1 Nf8 16.Kh2 (16.c4 dc4 17.Be5 Be5 18.Nc4 Qb5 19.Ne5 Qe5+=) 16...h5 (16...Bf5 17.Nc2=) 17.f4 (17.c4 Rd8+=) 17...Ned7 18.e4 de4 19.de4 e5 20.f5 Nf6 21.Nc4 Qc7 22.Ne3 h4 23.gh4 Nh5 24.Bf3 Nf4 25.N1g2 gf5 26.Nf4+/– ef4 27.Nf5 Bf5 28.ef5 Nd7 29.Rg1 Ne5 30.Qf1 Kh8 31.c4+/– Rd8 32.Kh1 f6 33.Be4 Rd2? 34.Bc3 Ra2 35.Qf4 Qf7 36.Be5 fe5+/– 37.Qf3 Qf6? 38.Qh5 Qh6 39.Qe8 Bf8 40.Qe5 Bg7 41.Qe8 Bf8 42.Qf7 Bg7 43.Rg5 Ra1 44.Kg2 Ra2 1–0. Poley,V – Kristensen,J, Aars, 1999.

11.d3 Re8

12.Nbd2 e5 13.e4 Na6 14.Qb3 de4 15.de4 h6 16.Re1 Be6 17.Qb1 Nd7 18.Bf1 f5 19.ef5 gf5 20.Bc4 e4 21.Nh4 Ne5 22.Be6 Re6 23.Qa2 Nc7 24.Nf5 Nd5 25.Ng7 Kg7 26.c4 Nb4 27.Qb3 Kf7 28.Ne4 Qa5 29.Be5 Re5 30.c5 Nd5 31.Qb7 Re7 32.Nd6 Kf6 33.Re7 Ne7 34.Qd7 Qa4 35.h4 Qd1 36.Kg2 Qd5 37.f3 Qd2 38.Kh3 Qe2 39.Ne4 Kf7 40.Kg4 h5 41.Kf4 Qc4 42.Kg5 Qc1 43.f4 Qe3 44.Nd6 Kf8 45.Qe8 Kg7 46.Qf7 Kh8 47.Qh5 Kg8 48.Qf7 Kh8 49.Qf6 Kh7 50.Nf5 Nf5 51.Qf5 Kg8 52.Qg6 Kf8 53.Qf6 Kg8 54.Kh6 Qf4 55.Qf4 1–0. Schettler,Juergen – Grilc,Simon, Ceske Budejovice It open, 1995. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0–0 5.Bg2 c6 6.0–0 a5 7.a3 ab4 8.ab4 Ra1 9.Ba1 Qb6 10.c3 d5)

12.Nbd2 e5 13.e4 Nbd7 14.Bb2 Qc7 15.Qe2 b6 16.Ra1 Bb7 17.Ra7 Qb8 18.Ra1 c5 19.b5 Qc7 20.ed5 Bd5 21.Ra4 c4 22.dc4 Nc5 23.Ra1 Bb7 24.Ba3 Nfd7 25.Bb4 f5 26.Ne1 e4 27.Nf1 Ne5 28.Ra7 Qf7 29.Bc5 bc5 30.Ne3 Re7 31.Qa2 Rd7 32.Bf1 h6 33.Qa3 Bf8 34.Qb3 f4 35.gf4 Qf4 36.Qa2 Qg5 37.Kh1 Nd3 38.Bh3 Re7 39.Qd2 Qh4 40.Nd3 ed3 41.Bg2 Bg2 42.Ng2 Qc4 43.Re7 Be7 44.Qh6 Qg4 45.Ne1 c4 46.Qe3 Bg5 47.Qe5 Qf5 48.Qb8 Kg7 49.Qa7 Qf7 50.Qc5 d2 0–1. Raimondi – Leconte, corr 1990.

12.Nbd2 e5 13.e4 Nbd7 14.Qb3 Qc7 15.ed5 cd5 16.c4 d4 17.c5 b5 (17...Nb8 18.Nc4 Be6 19.Ng5=) 18.Ng5 Re7 (18...Nf8 19.f4 ef4 20.Bd4=) 19.f4 Bb7 (better is 19...ef4!? 20.Rf4 h6+=) 20.Bb7+/– Qb7 21.fe5 Ne5 22.Bd4 Neg4 23.Ndf3 h6 24.Bf6 Bf6 25.Ne4 Bg7 26.Qa2 Ne3 27.Rc1 Qc6 28.Qd2 Nf5 29.Qf4 h5 30.Re1 Qa8 31.Rd1 Re6 32.Qc7 Ra6 33.Qd7 h4 34.gh4 Ra7 35.Qb5 Qc8 36.Kh1 Ra2 37.Re1 Qd8 38.Neg5 Ra8 39.Nf7! Qd5 40.N7g5 Nh4 41.Qc4 Qc4 42.dc4 Nf3 43.Nf3 Ra3 44.c6 (44.c6 Ra8 45.b5+–) 1–0. Viaggi,Stefano (1955) – Lanin,Boris (2220), IECC, 2002.

12.Nbd2 e5 13.e4 Nbd7 14.Re1 Qc7 15.c4 d4 16.Bb2 b6 17.Qb3 c5 18.b5 Rf8 19.Ra1 Ne8 20.Qd1 Nd6 21.Nh4 Bb7 22.Bh3 f5 23.f3 Bc8 24.Bc1 Nf6 25.Nf1 Kh8 26.Ra2 Ng8 27.Qe1 Qf7 28.g4 fe4 29.fe4 Nb5 30.Rb2 Nc3 31.Rb6 Bf6 32.Nf3 Bd8 33.Ng5 Bg5 34.Bg5 Qf3 35.Rb8 Ne2 36.Qe2 Qe2 37.Ng3 Qf2 38.Kh1 Qe1 0–1. Rubinetti,J – Mecking,H, Palma, 1970. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0–0 5.Bg2 c6 6.0–0 a5 7.a3 ab4 8.ab4 Ra1 9.Ba1 Qb6 10.c3 d5)

12.Nbd2 e5 13.e4 Bg4 14.Qc2 Nbd7 15.h3 Bf3 16.Bf3 Ra8 17.Qb3 (17.Bb2 Bh6=) 17...de4 18.de4 Ne8 (18...Bf8 19.Nc4 Qb5 20.Rb1=) 19.Bb2 Nf8 20.Nc4 Qc7 21.Rd1 Ne6 22.Bc1 b5 23.Nb2 (23.Na5 Nd6+=) 23...Rd8 (23...Nd6 24.Be3=) 24.Be3 Rd6 (24...Rd1 25.Qd1 Nd6 26.Qa1=) 25.Ra1 Qd8 26.Ra7 Rd7 27.Ra6 Rd6 28.Qa2 N8c7 29.Ra7 Qb8 (29...h5 30.Qa3+=) 30.Bg4+/– Bf6 (30...Rd7 31.Be6 fe6 32.Qa5+–) 31.Qa5 (31.Be6 Re6 (31...Ne6?? 32.Ra8 Qd8 33.Rd8 Rd8 34.h4+–) 32.Qa5 Ne8+/–) 31...Bd8 32.Bb6 (better is 32.h4!?+/–) 32...Kg7= 33.Nc4? (better is 33.Be3 Nd5 34.Ra8 Ne3 35.Rb8 Ba5 36.ba5 Ng4 37.a6 Nf2 38.a7=) 33...bc4–+ 34.Qe5 Bf6 35.Qd6 Qb6 36.Ra4? (better is 36.Be6 Qa7 37.Bc4–+) 36...Bc3 37.Kg2 (37.Kf1–+) 37...Qb5 (better is 37...Be1!? 38.Ra2 Bb4 39.Qd7–+) 38.Ra7 (38.Be6 Ne6 39.Ra7–+) 38...Bb4?? (better is 38...Qb8 39.Ra2 Qb4 40.Qc6 Bd4–+) 39.Qd7+= Qb6 (39...Qe5 40.Be6 Qe4 41.Kf1 Qh1 42.Ke2 Qe1 43.Kf3 Ne6 44.Qf7 Kh6 45.Qh7 Kg5 46.Rd7 Qh1 47.Ke2 Qe4 48.Kf1 Qh1 49.Ke2=) 40.Be6= Qa7 (40...Ne6?? 41.Qf7 Kh6 42.Qh7 Kg5 43.Qh4) 41.Qf7 Kh6 42.Qf4 Kg7 43.Qf7 Kh6 44.Qf4 Kg7 45.Qe5 Kh6 46.Qf4 ˝–˝. Murphy,Conor (1970) – Wei,Naomi (1755), Hampstead U2200 Open, 2013. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0–0 5.Bg2 c6 6.0–0 a5 7.a3 ab4 8.ab4 Ra1 9.Ba1 Qb6 10.c3 d5)

11.d3 Bg4

12.Nbd2 Na6 13.Qb3 Nd7 14.Rb1 Nc7 15.c4 Ra8 16.Bg7 Kg7 17.cd5 cd5 18.Qb2 Qf6 19.d4 Bf3 20.Bf3 Nb6 21.e3 Nb5 22.Be2 Na4 23.Qb3 Nbc3 24.Re1 ˝–˝. Sigurjonsson,Gudmundur – Holaszek,Hans, WchT U26 fin–B, 1969.

12.Nbd2 Nbd7

13.Qa4 Qc7 14.Bb2 b5 15.Qb3 Ra8 16.Ra1 Ra1 17.Ba1 Qa7 18.Bb2 e5 19.c4 Bf3 20.Nf3 e4 21.Nd4 ed3 22.cd5 de2 23.Ne2 Ng4 24.Qf3 Bb2 25.Qg4 Ne5 26.Qe4 cd5 27.Qd5 Qa4 28.Nf4 Qb4 29.Bf1 Qe1 30.Qb5 Bd4 31.Qe2 Qb4 32.Nd3 Nd3 1–0. Poleschi,Ricardo D – Jabot,Daniel, SIMUL, 1999. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 c6 5.Bg2 0–0 6.0–0 a5 7.a3 ab4 8.ab4 Ra1 9.Ba1 Qb6 10.c3 d5 11.d3 Bg4 12.Nbd2 Nbd7)

13.Qa4 Qc7 14.c4 dc4 15.dc4 c5 16.b5 Nb6 17.Qb3 Ra8 18.h3 Bf5 19.Be5 Qc8 20.g4 +=. Smyslov,Vassiliy – Bronstein,David, Amsterdam, 1956.

13.Qa4 Qc7 14.c4 dc4 15.dc4 c5 16.b5 Nb6 17.Qc2 Rd8 18.Be5 Qc8 19.Rd1 Nbd7 20.Bb2 Qc7 21.h3 Bf3 22.Bf3 Ra8 23.Ra1 Ra1 24.Ba1 b6 25.Nf1 Ne8 26.Bg7 Kg7 27.Bc6 Nef6 28.f4 e5 29.e3 Qd6 30.Qd2 Qe6 31.Bd7 Nd7 (31...Qd7?? 32.fe5 Qe6 33.ef6 Kf6 34.Qd8 Kg7 35.g4+–) 32.Kg2 Nf6 33.Qd3 ef4 34.ef4 (worse is 34.gf4 Ne4–/+) 34...Qe4 35.Qe4 Ne4 ˝–˝. Maynar Fernandez,Antonio – Perez Moya,Francisco, Spain–Cup2 corr, 1980. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0–0 5.Bg2 c6 6.0–0 a5 7.a3 ab4 8.ab4 Ra1 9.Ba1 Qb6 10.c3 d5 11.d3 Bg4 12.Nbd2 Nbd7)

13.Qa4 Qc7 14.h3 Nb6 15.Qb3 Bf3 16.Nf3 Ra8 17.Bb2 Qb8 18.Rd1 Ne8 19.Nd2 Nd6 20.Nb1 Na4 21.Bc1 Nb5 22.d4 Qa7 23.e4 e6 24.e5 Nb6 25.Bf1 Nc7 26.Na3 Qa4 27.Qa4 Ra4 28.Bd3 Bf8 29.Kf1 Nd7 30.Bb2 b6 31.Ra1 Be7 32.Nc2 Ra1 33.Na1 c5 34.bc5 bc5 35.Ba3 Kf8 36.Bc2 Nb5 37.Bb2 Nb6 38.Bd3 c4 39.Bc2 Ba3 40.Ba3 Na3 41.Ke1 Nb5 42.Kd2 Ke7 43.f4 f5 44.h4 h5 45.Bd1 Kd8 46.Bc2 Kc7 47.Bd1 Kb7 0–1. Swerin – Rosell, corr SSKK 1–96 1985.

13.Qa4 Rd8 14.c4 e5 15.h3 Bf3 16.Nf3 e4 17.de4 de4 18.Nd4 e3 19.fe3 Qc7 20.g4 Re8 21.Qb3 h5 22.gh5 Nh5 23.c5 Ndf6 24.b5 Bh6 25.Nc2 Ne4 26.Be4 Re4 27.Rf3 Rh4 28.bc6 bc6 29.Nd4 Bg7 30.Bc3 Qd7 31.Qb8 Bf8 32.Kg2 Qd5 33.Qc8 Re4 34.Kf2 Qc5 35.Bb2 Qd5 36.Nf5 Qe6 37.Nh6 Kh7 38.Qf8 f6 39.Nf7 g5 40.Ng5 fg5 41.Rf7 Kg6 42.Qg8 1–0. Ostl,A – Landenbergue, Schweiz–Baden/SW,38, 1987. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0–0 5.Bg2 c6 6.0–0 a5 7.a3 ab4 8.ab4 Ra1 9.Ba1 Qb6 10.c3 d5 11.d3 Bg4 12.Nbd2 Nbd7)

13.Qa4 e5 14.c4 Re8 15.e4 d4 16.h3 Bf3 17.Bf3 Bh6 18.Nb3 Qc7 19.Bg2 Bf8 (19...b5 20.cb5 cb5 21.Qb5=) 20.Rb1 (20.f4 Nh5 21.fe5 Ne5–/+) 20...b5 21.Qa6 bc4 22.Qc4 Rb8 23.Nd2 Ne8 24.Bf1 Rb5–/+ 25.f4 Ng7 26.Nf3 Ne6 27.Kg2 Qd6 28.Be2 Be7 29.Bd1 Bf6=+ 30.fe5 Be5 31.Qa2 Bg3 32.Bb3 Ndf8 33.Rf1? Bf4 34.Bc4 Rb4–+ 35.Nd4 Nd4 36.Bf7 Kg7 37.Bc3 c5 38.Bb4 cb4 39.Bd5 Nfe6 40.h4 Qe7 41.Be6 Ne6 42.Qa1 Kh6 43.Qd1 Be5 44.Qg4 b3 0–1. Poleschi,Ricardo – Sirota,Anatoli (2550), IECC, 2000. 13.Qa4 e5 14.h3 Bf3 15.Bf3 Bh6 16.Qa2 Ne8 17.e4 Nc7 18.Rb1 Ra8 19.Qc2 Nb5 20.ed5 (20.Re1!? Na3 21.Qd1=) 20...Na3+= 21.Qa2 Bd2 22.dc6 bc6 23.Rd1 Bh6 24.Bb2 Qa6 25.Ra1 Qd3 26.Bc6 Ra7 27.Bd7 (27.Ba3 e4= (worse is 27...Qc3 28.Bb2 Ra2 29.Bc3+=)) 27...Qd7= 28.Ba3 e4 29.Qe2 e3 30.fe3 Qh3 31.Qf2 Qe6 32.e4 Qe4 33.Re1 Qa8 34.Bb2 Rd7 35.Bc1 Bc1 36.Rc1 Rd3 37.Kh2 Rd5 38.g4 Qb8 39.Qg3 Rd2 40.Kh3 Qb7 41.Re1 h6 42.c4 (42.Rf1!?+=) 42...Qb4–/+ 43.Re8 Kh7 44.Qf4 Rd3 45.Kg2 Qb7 46.Kf2 Qa7 47.Kf1 Rd1 48.Re1 Rd4 49.Re4 Qa1 50.Kg2 Qa2 51.Kf3 Qb3 52.Kf2 Qc2 53.Kf3 Qd1 54.Kg3 Qg1 55.Kf3 Rd3 56.Re3 Qf1 57.Kg3 Re3 58.Qe3 Qc4 59.Qe5 Qd3 60.Kg2 Qd7 61.Qe4 f5 62.gf5 Qf5 (62...Qf5 63.Qe7 Kg8 64.Qe8 Kg7 65.Qe7 Qf7 66.Qe5 Qf6 67.Qc7 Kg8 68.Qb8 Kf7 69.Qa7 Qe7 70.Qf2 Ke8–+) 0–1. Vidal,Lionel (1950) – Elburg,John (2320), WC.2004.S.00004, 2002. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0–0 5.Bg2 c6 6.0–0 a5 7.a3 ab4 8.ab4 Ra1 9.Ba1 Qb6 10.c3 d5 11.d3 Bg4 12.Nbd2 Nbd7)

13.Qa4 e5!? 14.h3!? Bf3 15.Bf3 Bh6! 16.Nb3 e4=+ 17.Bg2 Qc7 18.Qa7 Nh5 19.de4 de4 20.c4 (20.e3!=+) 20...e3!–+ 21.g4 ef2 22.Qf2 Ng3 23.Rd1 Re8 24.e4 Ne4 25.Qd4 Ndf6 26.Nc5 Ng3 27.Qd6 (27.Qf6? Be3 28.Kh2 Nf1 29.Kh1 Qh2#) 27...Re1 28.Kf2 Rf1!!–+ 29.Bf1 Nfe4 30.Kf3 Nd6 31.Be5 Nf1 32.Ne4 Nd2 33.Rd2 Ne4 0–1. Chechelian – Baikov, SU 1974.

13.Qa4 e5!? 14.h3!? Bf3 15.Bf3 Bh6! 16.Rd1 e4 17.de4 Bd2!–+ .

13.Qa4 Re8 14.c4 e5 15.e3 Qc7 16.Rc1 Qd6 17.h3 Bf3 18.Nf3 h6 19.c5 Qe6 20.Nd2 h5 21.Qd1 Nb8 22.Nb3 Na6 23.Bc3 Nc7 24.Na5 Qc8 25.Bd2 Nb5 26.Rc2 Re7 27.Kh2 Qf5 28.Be1 e4 29.d4 Nh7 30.h4 Nf6 31.Bh3 Ng4 32.Bg4 hg4 33.Kg1 Qh5 34.Qe2 g5 35.hg5 Bd4 36.Nb3 Be5 37.Qf1 Qg5 38.Bd2 f5 39.Ra2 Re8 40.Qg2 Kf7 41.Qf1 Rh8 42.Qg2 Qg7 43.Qf1 Kg6 44.Be1 Qh6 45.Qg2 Bg3 46.Na5 Bh2 47.Kf1 Qg7 48.Rc2 Be5 49.Kg1 Qc7 0–1. Mambrini – Avanzi, 1985.

13.h3 Bf3 14.Bf3 e5 15.Qa4 Bh6 16.Nb3 e4 17.de4 de4 18.Bg2 e3 19.f4 Nh5 20.Kh2 Qc7 21.b5 Ndf6 22.Qd4 Re8 23.bc6 bc6 24.Bf3 Bf4 25.gf4 Nf4 26.Kh1 Ne4 27.c4 Ng3 ˝–˝. Poleschi – Gomez Celdran, Liape ETC Vs email, 2004. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0–0 5.Bg2 c6 6.0–0 a5 7.a3 ab4 8.ab4 Ra1 9.Ba1 Qb6 10.c3 d5 11.d3 Bg4 12.Nbd2 Nbd7)

13.h3 Bf3 14.Bf3 e5 15.Qa4 Bh6 16.Nb3 e4 17.Bg2 Qc7 18.de4 b5 (18...Ne4 19.Be4 de4 20.Qa7=) 19.Qa2 Ne4 20.Be4 de4 21.c4 e3 22.f4 bc4 23.Na5 Nb6 24.Qb2 f6 25.Qd4 Rf7 26.Nc4 Nc4 27.Qc4 Qd7 28.Kh2 Bf8 29.Rc1 f5 30.Bd4+/– Qb7 31.Be3 Bb4 32.Bd4 Bf8 33.Qc6 Qc6 34.Rc6 Rd7 35.Rc4 h5 36.Kg2 Bg7 37.Bb6 Kf7 38.Kf3 Re7 39.Rc6 Re6 40.Rc7 Re7 41.Rc2 Rd7 42.g4 hg4 43.hg4 Bf6 44.Rc5 Bd4? 45.gf5+– Bc5 46.fg6 Kg6 47.Bc5 Kf5 48.e4 Ke6 49.Ke3 Rd1 50.Bd4 Re1 51.Kf3 Rd1 52.f5 Kd6 53.Bf2 Ke5 54.Bg3 Kf6 55.Kf4 Rd4 56.Bh4 Kf7 57.Bg5 ˝–˝. Poleschi,Ricardo (2405) – Santosh,Mathew, IECC, 2001.

10.c3 d6

11.Na3 Qa6 12.Bb2 Nbd7 13.b5 (13.d4 d5=) 13...cb5 14.Nd4 Ne5 (14...b4 15.cb4 e5 16.Ndb5=) 15.d3 (15.Nab5 Nc4 16.Bc1 Bd7=) 15...Bd7 16.Qb3 Qa4 17.Bb7 (17.Ra1 Qb3 18.Nb3 Ra8=) 17...Rb8=+ 18.Bg2 Nd3 (18...Qb3 19.Nb3 b4 20.cb4 Rb4 21.Be5 Rb3 22.Bf6 Bf6 23.Nc4–/+) 19.ed3= e5 20.Qb4 ed4 (20...Qb4 21.cb4 ed4 22.Bd4=) 21.Qd6 Rc8 22.Qd4 Qd4 23.cd4 Ne8 24.Bb7 Rc7 25.Bd5 Nd6 26.Re1 Nf5 27.Re4 h5 28.h4 Bh6 29.Re1 Bg7 30.Re4 Bf6 31.Kf1 Kf8 32.Ke1 b4 33.Nc4 Ne7 34.Nb6 Bf5 35.Re3? Rc2–+ 36.Re2 Rb2! 37.Rb2 Bd4 38.Ra2 Bb6 39.Ra8 Kg7 40.Bc4 Bd4 41.Ke2 Nc6 42.Ra6 Ne5 43.Rd6 Bg4 44.Kf1 Bc3 45.Ba2 Nf3 46.Rb6 Nd2 47.Kg1 Be6! (47...Be6 48.Be6 fe6–+) 0–1. Spiridonov,N – Krogius, Varna, 1969.

11.Na3 e5 12.d3 Re8 13.Qb3 Bg4 14.Nc4 Qc7 15.Ne3 Bf3 16.Bf3 e4 17.Bg2 ed3 18.ed3 Nbd7 19.c4 h5 20.d4 Ng4 21.Nc2 Nb6 22.h3 Nf6 23.Ne3 Ne4 24.Rd1 Nd7 25.Qd3 Ndf6 26.Re1 d5 ˝–˝. Polugaevsky – Krogius, Tbilisi 1966.

11.Na3 e5 12.d3 Nh5 13.b5 Qc7 14.c4 h6 15.Nd2 f5 16.Qa4 Kh7 17.Qa7 Be6 18.Rb1 Qc8 19.bc6 bc6 20.c5 Bd5 21.cd6 Bg2 22.Kg2 f4 23.Be5 fg3 24.hg3 Qg4 25.Rb7 Rg8 26.Ne4 c5 27.Rg7 1–0. Emma – Poch, Buenos Aires 1973.

11.d3 e5 12.Nbd2 h6 13.Qb1 Be6 14.c4 Nbd7 15.Bc3 Ra8 16.Qb2 Qa7 17.Nb3 Nb6 18.Ra1 Na4 19.Qc2 Qb8 20.Be1 Nb6 21.Na5 d5 22.c5 Nbd7 23.e4 Ne8 24.Nd2 Nc7 25.Ndb3 f5 26.Qe2 fe4 27.de4 d4 28.Bf1 Kh7 29.Qd1 Nf6 30.Bd3 Qg8 31.Nd2 Rb8 32.Qe2 Qf7 33.Ndc4 Nfe8 34.Bd2 g5 35.f3 Qh5 36.Rf1 Kh8 37.Rf2 Bf6 38.Bc2 Nb5 39.Qd3 Nec7 40.Bb3 Qg6 41.Bc2 Qh5 42.Kf1 Qh3 43.Ke1 Bg8 44.Kd1 Ne6 45.Kc1 Qh5 46.Ba4 Nec7 47.Nb6 Qe8 48.f4 ef4 49.gf4 Bh7 50.f5 Nc3? 51.Bc2?? Na6? 52.Bc3+– dc3 53.Nd7 Be5 54.Ne5 Qe5 55.Nc4 (55.Nc4 Qf6 56.e5+–) 1–0. Poley,Vladimir (2405) – Tripoteau,Nicolas (2300), St Lorrain IM, 2004. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0–0 5.Bg2 c6 6.0–0 a5 7.a3 ab4 8.ab4 Ra1 9.Ba1 Qb6)

11.d3 Bg4 12.Nbd2 Nbd7 13.Qa4 Nd5 14.Qa3 Nc7 15.Nc4 Qb5 16.Qa5 Rc8 17.e4 Be6 18.Nd4 Bd4 19.cd4 Bc4 20.dc4 Qc4 21.Bh3 e6 22.Qg5 Re8 23.Rb1 d5 24.e5 Nb5 25.Qe3 Nb6 0–1. Thomas,Michael Burgin (1900) – Scheuermann,Bernhard (2010), IECG, 1999.

7.a3 d5

8.Nc3 b5 9.Re1 =+.

8.Nc3 Ne4 9.d4 (9.Na4 Bb2 10.Nb2 Qd6=) 9...Bf5 10.Nh4 e6 (10...Nc3 11.Bc3 ab4 12.Nf5 bc3 13.Ng7 Kg7 14.Qd3=) 11.Nf5 ef5 12.b5 Nc3 13.Bc3 cb5 14.Rb1 Qc7 (14...Qd7 15.Qd3 Rc8 16.Bd2=) 15.Qd2 (15.Qd3 Rc8 16.Bd5 Qc3 17.Bb7 Qd3 18.cd3 Na6 19.Ba8 Ra8 20.Rb5 Nc7+/–) 15...Qd7 (15...Rc8 16.Ba1 Qd7= (< 16...Qc2 17.Qc2 Rc2 18.Rb5+=)) 16.Ba5+/– Nc6 (16...Rc8 17.e3+/–) 17.Bb6 Ra4 (17...Ra3 18.Rb5 Ne7 19.Qb4+/–) 18.Rb5+– Ne7 (18...Ne7 19.Rfb1 Rc8+–) 1–0. gbsr (2240) – thefrench (2445), net–chess.com, 2003.

8.d3 ab4 9.ab4 Ra1 10.Ba1 Qb6 11.c3 Nbd7 12.Nbd2 e5 13.e4 Re8 14.Qb3 Qc7 15.Bb2 b5 16.ed5 cd5 17.c4 Bb7 18.c5 Bh6 19.Bc1 d4 20.Ne4 Bd5 21.Qc2 Bc1 22.Rc1 Ne4 23.de4 Bc6 24.Ra1 ˝–˝. Soppe – Morovic Fernandez, Santiago 1995.

8.d3 ab4 9.ab4 Ra1 10.Ba1 Qb6 11.c3 Bg4 12.Nbd2 Nbd7 13.Qa4 e5 14.e4 Bh6 15.ed5 cd5 16.Re1 Bf5 17.Qc2 Ng4 18.Nf1 Bd3 19.Qb2 Bg7 20.h3 Ngf6 21.Ne3 e4 22.Nd4 Ne5 23.c4 Nc4 24.Qc3 Ne3 25.fe3 Nd7 26.Qd2 Ne5 27.b5 Nc4 28.Qf2 Ra8 29.Bc3 Qf6 0–1. Toran – Marovic, Malaga 1968.

8.d3 Bg4 9.Nbd2 Nbd7 10.e4 (10.h3!? Bf3 11.Nf3=) 10...de4=+ 11.Ne4 Ne4 12.Bg7 Nf2 13.Rf2 Kg7 14.Qd2 f6 15.Nd4 (15.Rb1 Bf3 16.Bf3 ab4 17.Qb4 e5=+) 15...ab4 (15...e5 16.Nb3 a4=+) 16.h3? (16.Rf4 c5 17.Rg4 cd4 18.Qb4 e5=+) 16...Ne5 (better is 16...Qb6 17.Rb1 Qd4 18.Rb4 Qd6 19.hg4 Rfb8–+ (19...Qg3?! 20.Rb7 Qd6 21.Qf4=+)) 17.hg4?? (better is 17.Qb4 Bc8 18.a4=+) 17...Qd4–+ 18.Raf1 Ng4 19.Qf4 Qf4 20.Rf4 Ne3 21.R1f2 ba3 22.Re4 Ng2 23.Kg2 a2 (23...a2 24.Re7 Rf7–+) 0–1. gbsrao (2270) – algernon (2265), net–chess.com, 2010.

8.d3 Bg4 9.Nbd2 Re8 10.Re1 Nbd7 11.h3 Bf3 12.Nf3 e5 13.e4 de4 14.de4 Qc7 15.Qe2 Nb6 16.c4 Na4 17.Rac1 (17.Qc2 Nb2 18.Qb2 b6=) 17...Ne4 18.Qe4 Nb2 19.Rc2? (better is 19.Qc2 ab4 20.Qb2 ba3 21.Qa2+=) 19...f5–+ 20.Qe2 e4 21.Nh2 Nd3 22.Rb1 (22.Rd1 ab4 23.ab4 Nb4–+) 22...ab4 23.ab4 Bd4 24.Qd1 (24.Nf1 Bf2 25.Kh2 f4–+) 24...Qg3 25.Nf1 Bf2 26.Kh1 Qf4 27.Re2 (27.Rd2 Bd4 28.Rd3 ed3 29.Qd3 Qf2–+) 27...Bd4 28.c5 Nf2 29.Rf2 Qf2 30.Qb3 (30.Nd2–+) 30...Kg7 31.Nh2 Ra2 (31...Ra2 32.Qa2 Qa2–+) 0–1. Pilipan,Alexandr – Berezjuk,Evgeniya (2010), Sakharov Memorial op 4th, 2005. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0–0 5.Bg2 c6 6.0–0 a5 7.a3 d5)

7.ba5 Qa5

8.a3 d6 9.e3 Bg4 10.Qc1 Ne4 11.Bg7 Kg7 12.Nh4 Nf6 13.Nf3 Nbd7 14.Nd4 e5 15.Nb3 Qc7 16.d3 b5 17.N1d2 Be6 18.c4 b4 19.a4 Ra7 20.a5 Rc8 21.a6 Rca8 22.Ra4 Qb6 23.Qb2 Ra6 24.Ra6 Ra6 25.Ra1 c5 26.Bf3 d5 27.Kg2 Kg8 28.h4 e4 29.de4 de4 30.Be2 Qa7 31.Ra6 Qa6 32.Nc5 Qa3 33.Qd4 Qc3 34.Nd7 Bd7 35.Qd6 b3 36.c5 b2 37.Kh2 Qd2 38.Qd2 b1Q 39.Bc4 Qb7 40.Qd6 Kg7 41.Ba6 Qc6 42.Qc6 Bc6 43.Bc4 Nd7 44.Be2 Nc5 45.Kg1 f5 46.Kh2 Kf6 47.Kh3 Ke5 48.g4 f4 49.ef4 Kf4 50.g5 Nd3 51.Kh2 Nf2 0–1. rryy44 – endi101, kurnik, 2012.

8.c4 Qa4 9.Qc1 d6 10.d3 Bg4 11.Nc3 Qa7 12.Nd2 Na6 13.h3 Be6 14.a4 Bh6 15.Kh2 Qb6 16.f4 Bg7 17.a5 Qc7 18.Nce4 Ne4 19.Ne4 f6 20.d4 Kh8 21.Nd2 d5 (21...Bd7 22.Nf3+=) 22.cd5+/– cd5 23.Qc7 Nc7 24.Nb3 Na6 25.Ba3+/– Rfe8 26.Nc5 Nc5 27.Bc5 f5 28.Rfb1 Reb8 29.e3 Bf8 30.Rb5 Bf7 31.Rab1 Kg8 32.Rb7 Rb7+/– 33.Rb7 Ra5 34.Be7 Be7 35.Re7 Kg7 36.g4 Kf6 37.Rc7 Ra3 38.g5 Ke6 39.Bd5 Kd5 40.Rf7 Ke4 41.Kg2 Ke3 42.Rh7 Kf4 43.h4 Ra2 44.Kf1 Kf3 45.Ke1= f4 46.h5 Kg2 47.hg6 f3 48.Rf7 Ra6 49.g7 Re6?? 50.Kd2+– Rg6 51.Ke3 Re6 52.Kd3 Rg6 53.d5 Rg5 54.d6 f2 55.d7 (55.d7 f1Q 56.Rf1 Kf1 57.d8Q Rg3 58.Ke4+–) 1–0. Bacrot,E – Greenfeld,A, Bastia, 2004.

8.c4 d5 9.Na3 Nbd7 10.cd5 cd5 11.Nc2 Re8 12.Bc3 Qa6 13.Nb4 Qd6 14.Qc2 e5 15.d4 e4 16.Ne5 Nb6 17.a4 Bf5 18.e3 Rec8 19.Rfc1 Nfd7 20.a5 Nc4 (20...Be5?! 21.de5 (worse is 21.ab6 Ra1 22.Ra1 Bg7–/+) 21...Ne5 22.Qd1= (worse is 22.ab6 Ra1 23.Ra1 Qb4 24.Bb4 Rc2–/+)) 21.Nc4 Rc4 22.Qb3 Nf6 23.Bf1 Rc7 24.Bd2 Rc1 25.Rc1 Qd7 26.Na2 Bh3 27.Qb5 Qf5 28.Qb7 Ng4?? 29.Qa8+– Bf8 30.Be1 Bf1 31.Kf1 Nh2 32.Ke2 Qf3 33.Kd2 Nf1 34.Kc3 Qe2 35.Qc8 Qa2+= 36.a6 Kg7 37.Qb7 Qa3 38.Kc2 Qd3 39.Kb2 Ba3 40.Ka2 Bc1 41.a7 Qe2 42.Kb1 Qe1 43.a8Q Be3 44.Ka2 Bd4 45.Qb1 Qf2 46.Kb3 Nd2 (46...Nd2 47.Kb4 Nb1 48.Qd5 Qd2 49.Kc4 Qd3 50.Kb4 Qa3 51.Kb5 Nc3 52.Kc6 Qa6 53.Kd7 Nd5 54.g4 Qe6 55.Kd8 Bf6#) 0–1. Aguirre Lorenzo,L (2090) – Perez Barreto,A (1940), XXII Cajacanarias Christmas, 2011.

8.c4 d5 9.cd5 cd5 10.d3 Nc6 11.Nbd2 Qb4 12.Nb3 Re8 13.Ne5 Qd6 14.Nc6 bc6 15.Qc2 e5 16.Rfc1 Bd7 17.Nc5 Rec8 (17...Reb8 18.a4=) 18.a4 Be8 (18...Rcb8 19.Qc3 d4 20.Qd2=) 19.a5 Bh6 20.Rcb1 Ng4 (20...Bg7 21.Ba3 Rcb8 22.a6+=) 21.Bc1 (better is 21.d4+/–) 21...Qf6? (better is 21...Bg7+/–) 22.Bf3+– Bc1 23.Bg4 Bh6 24.Bc8 Rc8 25.a6 Ra8 26.a7 Qd6 27.Rb7 Bf8 28.Na6 Bd7 29.Nc7 (29.Nc7 Ra7 30.Raa7+–) 1–0. Valenta,Vit (2170) – Kradolfer,Georg (2130), Znojmo CZE, 2006.

8.c4 d6 9.d3 Re8 10.Bc3 Qc7 11.Nbd2 e5 12.e4 Be6 13.Qc2 c5 14.Qb2 Ra7 15.Ng5 Bd7 16.f4 Nc6 17.Nb3 Rea8 18.fe5 Ne5 19.Be5 (19.Qe2 b5=+) 19...de5=+ 20.Qf2 b6 21.Qb2 Qd6 22.Qe2 Ra3 23.Kh1 Bh6 24.Nf3 Ng4 25.Nc1 (25.Rfb1 Ba4 26.Qb2 Bb3 27.ab3 Ra1 28.Ra1 Ra1 29.Qa1 Nf2 30.Kg1 Be3–/+) 25...Ne3–+ 26.Re1 Rc3 27.h3? (27.Qb2 Rc2 28.Qe5 Qe5 29.Ne5 Ng2 30.Re2 Re2 31.Ne2–+). Letsplay! – Subedei, ChessWorld.net, 2006.

8.d3 b5 9.Nbd2 d6 10.c4 Bb7 11.Nd4 Qb4 12.Qc2 bc4 13.Nc4 d5 14.Nd2 Nfd7 15.Bc3 Qa4 16.Qb2 Bd4 (16...e5 17.Nf5 (worse is 17.Qb7 ed4 18.Bb2 Re8–/+) 17...gf5 18.Qb7=) 17.Bd4+/– Ba6 18.Nb3 Bb5 19.f4 Qa3 20.Qd2 Qd6 21.Qe3 Ra4 (21...f6!?+=) 22.Nc5+/– Ra8 23.a4 Ba6 24.f5 (worse is 24.Na6 Na6 25.Bc3 Rfb8+=) 24...Re8 25.Qh6 Nf6 26.Rf4 Bc8 27.Raf1 Bf5? (27...Nbd7 28.Nd7 Bd7 29.fg6 fg6 30.Rf6 ef6 31.Rf6 Qe5 32.Be5 Re5 33.Rg6 hg6 34.Qg6 Kf8 35.Qf6 Kg8 36.Qe5 Ra4 37.Bd5 cd5 38.Qd5 Kf8 39.Qd7 Ra1 40.Kf2 Rb1+–) 28.Rf5 gf5 (28...Rc8 29.e4 (29.Bf6 ef6 30.Nb7 Qb4 31.Rf6 Qb6 32.d4 Qb7 33.Rf7 Qf7 34.Rf7 Kf7 35.Qh7 Kf6+–) 29...de4 30.Bf6 ef6 31.Ne4 Qd4 32.Kh1 gf5 33.Nf6 Qf6 34.Qf6+–) 29.Rf5 (29.Rf5 Nh5 30.Rg5 Qg6 31.Qh5+–) 1–0. Lang,Stefan (2270) – Stiller,Juergen (2185), Mittelfranken–ch M1, 1997. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0–0 5.Bg2 c6 6.0–0 a5 7.ba5 Qa5)

8.d3 d5 9.Nbd2 Nbd7 10.c4 Re8 11.a4 e5 12.cd5 Nd5 13.Nc4 Qb4 14.Qc2 e4 15.de4 Nc3 16.Nfd2 Ne2 17.Kh1 Nd4 18.Qd1 Rd8 19.a5 Ne5 20.Ra4 Qb5 21.Nb6? (better is 21.Ne5!? Qb2 22.f4–/+) 21...Qb2–+ 22.Na8 Bg4 23.f3 Ndf3 24.Nc4 Rd1 25.Nb2 Rf1 (better is 25...Rd2!? 26.Nd1 Nh2 27.Kh2 Bd1–+ (27...Rd1?! 28.Rd1 Bd1 29.Rb4+=)) 26.Bf1= c5 27.Nb6 Ne1 28.Nd5 (better is 28.N2c4!?=) 28...Bf3 29.Kg1 Nc6 (better is 29...f5!? 30.Kf2 Be4 31.Ke1 Bd5–/+) 30.Kf2= Bb2 31.Ke1 Bd4 32.a6 ba6 33.Ra6 Ne5 34.Be2 Bh1 35.Kd2 Kg7 36.Bd3 (36.Nf6 c4=) 36...c4 (36...f5 37.Nc3 c4 38.Bb1 Nf3 39.Kc2 fe4 40.Ne4 Nh2 41.Ng5–/+) 37.Bb1 (37.Bc4 Bg1 38.Be2 Be4=) 37...f5 (37...Nf3 38.Kc1+=) 38.Nc3 (better is 38.Nf4 c3 39.Ke2+/–) 38...Nf3–/+ 39.Kc2 Nh2 40.ef5 gf5 41.Ba2 Nf1 42.Bc4 Ng3 43.Nb5 Be4 44.Kd2 Bc5 45.Nc7 Bb4 46.Ke3 Bc5 47.Kf4 Nh5 48.Ke5 Bf2 (48...Be7!? 49.Ne8 Kh8=) 49.Ne6+/– Kh8 50.Ng5 Bg3 51.Ke6 Nf4?? (better is 51...Kg7 52.Ne4 fe4+/–) 52.Kf7+– (52.Kf7 Ng6 53.Ne4 Ne5 54.Kf6 Bh4 55.Ke5 fe4 56.Ke4+–) 1–0. Lang,Stefan (2210) – Kampmann,Lutz (2105), Regionalliga NO, 1998. (=1.Nf3 Nf6 2.g3 g6 3.b4 c6 4.Bb2 Bg7 5.Bg2 0–0 6.0–0 a5 7.ba5 Qa5)

8.d3 d6

9.c4 Na6 10.a4 Qh5 11.Nbd2 Bh3 12.Qc2 Nc5 13.Rfb1 e5 14.a5 Ng4 15.Nf1 f5 16.Nh4 Bg2 17.Ng2 Ne6 18.h4 (better is 18.f3 Nh6 19.Bc3=) 18...Nf2 (better is 18...Rf7=+) 19.Kf2+/– f4 20.g4 (20.Nh2!? Bf6 21.Ke1+/–) 20...Qg4= 21.Kg1 g5 22.d4 ed4=+ 23.Ra3 Rae8 24.Nh2= Qh5 25.c5 Nc5 26.Nf4?? gf4 (26...gf4 27.Nf3 d3 28.Rd3 Nd3 29.Qd3 Re3 30.Qc4 d5–+) 0–1. Campora,D – Moreno Carnero,J, Malaga, 1999.

9.Nbd2 Bg4 10.Nc4 Qh5 11.Ncd2 +=.

9.Nbd2 Qh5 10.a4 Bd7 =.

9.Nbd2 Qh5 10.c4 Na6 11.a4 Bh3 12.Qc2 Bg2 13.Kg2 Ra7 14.Rfb1 Rfa8 15.Bc3 Nd7 16.Bg7 Kg7 17.Rb2 Kg8 (17...Nac5 18.Rba2=+) 18.Rab1 b6 19.Ra1 c5 20.h3 Qh6 21.Ne4 Nb4 22.Qb3 Nb8 23.Nd4 f5 24.Nd2 Qg7 (< 24...cd4 25.c5 (25.Qb4?! Nd7+=) 25...d5 26.cb6+–) 25.N2f3 e5 26.Nb5 Rd7 27.Ne1 N8c6 28.Nc2 Qf6 29.Nb4 Nb4 30.Nc3 Rf7 31.Rbb1 Re8 32.Rf1 e4 33.de4 fe4 34.Rad1 Qe7 35.Nd5 Nd5 36.Rd5 Qc7 37.h4 Re6 38.h5 gh5 39.Rh5 Rg7 40.Qe3 Qd7 41.Rb1 Qa4 42.Rb6 Qe8 43.Rd5 Qf8? 44.Rc5!+– Rf6 45.Rcb5 (45.Rcb5 Rc7 46.Qd4+–) 1–0. Vadasz,Laszlo – Kolarov,Atanas S, Sofia–Budapest m, 1970.

9.Nbd2 Qh5 10.e4 Bh3 (10...Bg4 11.Qb1=) 11.a4 Nbd7 12.Nc4 (12.Bh3 Qh3 13.a5 Rfb8=) 12...Nc5 (12...Be6 13.Nfd2=) 13.a5 (13.Bh3 Qh3 14.Nb6 Ra6+=) 13...Ne6 (13...Bg4 14.e5 Nd5 15.Re1= (worse is 15.ed6 Bb2 16.Nb2 ed6–/+)) 14.Nh4 Qd1 15.Rfd1 Bg2 16.Ng2 Ra6 17.Nge3 Nc7 (17...Nd7 18.Rab1 f6 19.Re1=) 18.Nd2 (18.Rdb1 Rb8=) 18...Rfa8 19.Nb3 (19.Rdb1 Ra5 20.Ra5 Ra5 21.Bf6 Bf6 22.Rb7 Ne6=) 19...Ne6 20.Nc4 Nd7 21.Bg7 Kg7 22.d4 d5 23.ed5 cd5 24.Ne3 Nf6 25.c4 dc4 26.Nc4 Nd5 27.Nc5 Nc5 28.dc5 e6 29.Nd6 Ra5 30.Ra5 Ra5 31.Nb7 Rb5 32.c6 Ne7 (32...Kf8 33.Rc1 Nc7 34.h4=) 33.Nd8 (better is 33.Nd6!? Rc5 34.c7+/–) 33...Rc5= 34.Rd7 Kf8 35.Rd6 Ke8 36.Kg2 Rd5 37.Nb7 Nc8 38.Rd5 ed5 39.Kf3 Ke7 (39...Na7 40.Ke3+=) 40.Ke3= f6 41.Kd4+/– Ke6 42.Kc5 Ke5 43.f4 Ke6 44.Na5 g5? 45.fg5+/– fg5 46.c7 Ke5?? 47.Kc6+– d4 48.Nc4 Ke6+= 49.Kc5 d3 50.Kd4 Kd7 51.Kd3 Kc7 52.Ke4 Ne7 53.Ke5 Kd7 54.Kf6 h6? 55.Ne3 Nc6 56.Nf5 Nd8 57.Nh6 Ne6 58.Nf7 1–0. Lang,Stefan (2170) – Saathoff,Richard (2120), Landesliga Nord, 2002. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0–0 5.Bg2 c6 6.0–0 a5 7.ba5 Qa5)

6.0–0 Na6

7.a3 Nc7 8.c4 d5 9.d3 a5 10.Nc3 ab4 11.ab4 Ra1 12.Qa1 dc4 13.dc4 Be6 14.Rd1 Qb8 15.Nd2 Rd8 16.e4 Na6 17.b5 Nc5 18.Nf1 Nd3 19.Ba3 Ng4 20.Bc5 Ndf2 21.Bf2 Rd1 22.Qd1 Bc3 23.bc6 bc6 24.Ne3 Nf2 25.Kf2 Qb6 26.Qd3 Bd4 27.h4 Be3 28.Qe3 Qe3 29.Ke3 Bc4 30.Kd4 Bb5 31.Kc5 Kg7 32.e5 f6 33.ef6 Kf6 34.g4 h6 35.Bf3 Ke5 36.g5 hg5 37.hg5 Kf4 38.Bd1 Kg5 39.Kd4 Kf4 40.Bc2 g5 41.Kc3 g4 42.Kd4 g3 43.Be4 c5 44.Kd5 Bc6 45.Kc6 Ke4 46.Kc5 g2 47.Kc6 g1R 48.Kd7 Rg7 49.Ke6 Rh7 50.Kd7 Kd5 51.Ke8 Kd6 52.Kf8 Ke6 53.Kg8 Rf7 54.Kh8 Kf6 55.Kg8 Kg6 0–1. sacaniev (1640) – uwagarekyny (1775), kurnik, 2012.

7.a3 Nc7 8.c4 d6 9.d3 a5 10.Nbd2 Bg4 11.h3 Bd7 12.Qb3 Qc8 13.Kh2 Ne6 14.Bc3 ab4 15.ab4 Qc7 16.e4 b5 17.e5 bc4 18.dc4 Nh5 19.ed6 ed6 20.Ne4 Ra1 21.Ra1 f5 22.Neg5 h6 23.Ne6+/– Be6 24.Nd4 Bf7 25.Nc6+– f4 26.Bg7 Ng7 27.Qc3 fg3 28.fg3 Nf5 29.Ra7 Qb6 30.c5 dc5 31.Qf6 Qa7 32.Na7 cb4 33.Nc6 b3 34.g4 Ng7 35.Be4 Re8 36.Ne7 Kf8 1–0. Khouseinov,R (2360) – Singh,Rav (2085), 39th Olympiad Men, 2010.

7.a3 Nc7 8.d3 d6 9.c4 Bd7 10.Qc2 Qc8 11.Re1 Re8 12.Nbd2 Rb8 13.e4 a6 14.Rac1 Bh3 15.Bh1 Bh6 16.e5 Nh5 17.ed6 ed6 18.Re8 Ne8 19.Re1 Qd8 20.a4 Rc8 21.Nb3 Qd7 22.c5 d5 23.Qe2 Neg7 24.Ne5 Qd8 25.Nd4 Bg5 26.Qf3 f6+= 27.Ng4 Qd7 28.Ne3+= Re8 29.Qd1 Be3 30.Re3+/– Re3 31.fe3 Nf5 32.Nf5 Bf5 33.Bf3 Qe7 34.Bd4 Ng7 35.g4 Bd7 36.Qa1 Kf7 37.b5 ab5 38.ab5 Ne6 39.Qc3 Nd4 40.Qd4 Qe5 41.Qe5 fe5 42.g5 Bf5 43.d4 Ke6 44.b6 ed4 45.ed4 Bh3 46.Be2 Kf7 47.Kf2 Ke7 48.Kg3 Bf5 49.Bg4 Bd3 50.Kf4 Bf1 51.Bc8 Ba6 52.Ke5 Kd8 53.Bg4 Ke7 54.Be6 Be2 55.Bh3 Bd3 56.Bg4 Bf1 57.Bd1 Bh3 58.Be2 Bd7 59.Kf4 Bf5 60.Bd1 Bh3 61.Ba4 Kd7 62.Ke5+– Ke7?? 63.Bc6! Bc8 64.Bd5 (64.Bd5 Kd8 65.Be6+–) 1–0. Tiggelman,R – Westerweele,M, HZ Open Vlissingen NED, 1999.

7.a3 d5 8.d3 Bd7 9.Nbd2 Qc8 10.c4 Bh3 11.b5 Bg2 12.Kg2 cb5 13.cb5 Nc7 14.a4 b6 15.Qb3 a6 16.Rfc1 ab5 17.Be5 Nfe8 18.Bg7 Kg7 19.ab5 Ra1 20.Ra1 Nd6 21.Qb2 Kg8 22.Nd4 Qd7 23.Ra7 Ra8 24.Ra8 Na8 25.N2f3 Nc7 26.Ne5 Qe8 27.Nec6 Ncb5 28.Ne7 Qe7 29.Nb5 Nb5 30.Qb5 Qe2 31.Qd5 Qe6 ˝–˝. Ellis – Paxman, Perth 1994.

6.0–0 Qb6

7.a3 d6 8.c4 a5 9.d3 ab4 10.Qb3 Nbd7 11.ab4 Ra1 12.Ba1 Nc5 13.Qb2 Ne6 14.Nc3 Bd7 15.Qa3 Nc7 16.c5 Qa6 17.Qb3 Be6 18.Qc2 Nb5 19.Nb5 cb5 (19...Qb5!? 20.Rb1 Ra8=) 20.Bd4 Qa4 21.Qb2 dc5 22.Bc5 Nd7 23.Bd4 Bd4 24.Nd4 Qa6 25.Ra1 Qb6 26.Ra5 Rc8 27.h3 (27.Rb5? Qd4 28.Qa3 Rc2–+) 27...Qc7 28.Ra7 Qc1 (better is 28...Qe5+–) 29.Qc1 Rc1 30.Kh2 Nf6 31.Ne6 fe6 32.Rb7 (32.Bb7?! Rb1 33.Bc6 Rb4 34.Re7 Rb2 35.Re6 Kf7+–) 32...Kf7 33.Rb5 Rb1 34.Rb8 Nd7 35.Rb7 Nc5 (35...Nf6+–) 36.bc5 (36.bc5 Rc1 37.c6+–) 1–0. Klink,Torben (1965) – Langer,Wolfgang (2060), Leipzig VfB op, 2004. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0–0 5.Bg2 c6 6.0–0 Qb6)

7.a3 d6 8.d3 a5 9.Nbd2 ab4 10.Nc4 Qb5 11.ab4 Ra1 12.Qa1 Qb4 13.Bc3 (13.Rb1 Qc5=) 13...Qc5+= 14.Bd4 Qh5 (better is 14...Qf5!?+=) 15.Nd6= ed6 16.Bf6 Bf6 17.Qf6 d5 18.Rb1 Na6 19.h3 Qh6 20.e4 de4 21.de4 Nc5 (21...Bh3? 22.Bh3 Qh3 23.Rb7+/–) 22.Qe7 Ne6 23.Rd1 Qg7 24.e5 f6 25.ef6 Qf6 26.Qf6 Rf6 27.Ne5 Nc5 28.f4 Rf8 29.Rd4 Ne6 30.Rd2 Nc5 31.Rd4 Ne6 ˝–˝. Schettler,Juergen (2155) – Valeinis,Janis (2235), Oberliga Sued W, 2002. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0–0 5.Bg2 c6 6.0–0 Qb6)

7.a3 a5

8.c3 ab4 9.ab4 Ra1 10.Ba1 Qa6 11.Bb2 d5 12.d4 Qa2 13.Qc1 Ne4 14.Nfd2 Nd6 15.Na3 Bf5 16.Qa1 Qa1 17.Ra1 e5 18.de5 Be5 19.Nf3 Bg7 20.e3 Ne4 21.Nd4 Bd7 22.f3 Nd6 23.b5 cb5 24.f4 Nc4 25.Nc4+= dc4 26.Bb7 Re8 27.Re1 Bd4=+ 28.cd4 b4 29.Bd5 c3 30.Bc1 Ba4 31.e4 b3 32.Ba3 b2 33.Bb2–/+ cb2 34.Rb1 Bc2?? 35.Rb2+= Be4 36.Be4+/– Re4 37.Rb8 Kg7 38.d5 Rd4 39.Rb5 Kf6 40.Kf2 Ke7 41.Ke3+– Rd1 42.h4 h5 43.Ke4 Re1 44.Kf3 Rd1 45.Ke2 Rd4 46.Ke3 Rd1 47.Ke4 Re1 48.Kf3 Rd1 49.Ke2 Rd4 50.Rb7 Kf6 51.Rb6 Ke7= 52.d6 Rd6 53.Rd6 Kd6 54.Kf3 Kd5 55.Ke3 f5 56.Kd3 Ke6 57.Kd4 Kd6 58.Kc4 Ke6 59.Kd4 Kd6 60.Kc4 Kc6 61.Kd4 Kd6 ˝–˝. rryy44 – basic1, kurnik, 2011.

8.Nc3 d6 9.Na4 Qc7 10.c4 Nbd7 11.b5 c5 12.Rc1 b6 13.d4 Bb7 14.d5 e5 15.Nh4 Qd8 16.e4 Bc8 17.Qe1 Nh5 18.f4 Bf6 19.fe5 Ne5 20.Rc2 Rb8 (20...Bh4 21.gh4 f5 22.ef5 Bf5 23.Be4=) 21.Qa1 Re8 22.Nf3 Rb7 23.Ne5 Be5 24.Be5 Re5 25.Rcf2 Ng7 26.Nb2 f5 27.Nd3 Re8 28.e5 de5 29.Ne5 Qf6 30.Nc6 Qa1 31.Ra1 Rd7 32.Rff1 Kf8 33.Kf2 Nh5 34.Rfe1 Nf6 35.Re8 Ne8 36.Bf1 Nd6 37.Bd3 Rf7 38.Kf3 Bd7 39.Kf4 Bc6 40.bc6 (40.dc6?! Re7+=) 40...Re7 41.Rb1 Nc8 42.g4 fg4 43.Kg4 Re3 44.Rf1 Ke7 45.Rf3 Rf3 46.Kf3 b5 (better is 46...Nd6!?+/–) 47.cb5+– Nb6 48.Be4 Kd6 49.Kf4 c4 50.Ke3 Kc5 51.d6! Kd6 52.Kd4 Kc7 53.Kc5 c3 54.Kd4 Kd6 55.Kc3 Kc5 56.Bd3 g5 57.Kd2 h5 58.Ke3 Kd5 59.Be2 h4 (59...Kd6+–) 60.Kf3 Kd4 61.Kg4 Kc3 62.Bd1 (62.Kg5?! Kb3+–) 62...Kc4 (62...Kd2 63.Bf3 Kc3 64.c7+– (64.Kg5?! Kb3+–)) 63.a4 1–0. Petrosian,Suren (2410) – Hertel,Peter (2285), Bargteheide Haspa op, 2004. (=1.g3 Nf6 2.Bg2 g6 3.b4 Bg7 4.Bb2 c6 5.Nf3 0–0 6.0–0 Qb6)

8.d3 ab4=+ 9.ab4 Ra1 10.Ba1 Qb4 11.Bc3 Qb6 12.e4 d6 13.Na3 (13.Re1 Nbd7–/+) 13...Qc5 14.Qa1 Bg4 (14...Qh5 15.e5 Nd5 16.Bd4–/+) 15.d4 (15.h3 Bf3 16.Bf3 Nbd7=+) 15...Qh5–/+ 16.Nd2 Nbd7 17.Nac4 b5 18.Ne3 Nb6 19.Ng4 Qg4 20.e5 (20.Qa7 Nfd7–/+) 20...Nfd5 21.Bf3 Qd7 22.ed6 ed6 23.Ne4? f5 24.Ng5 Kh8 25.Bd5 Nd5 26.Re1 Re8 27.Nf3 Bf6 28.Re8 Qe8 29.Bd2 Kg7 30.Qa7 Qe7 31.Qa8 Qd7 32.h4 Nb6 33.Qb8 Nc4 34.Bg5 Bg5 35.Ng5 Nd2 36.Kg2 h6 37.Nf3 Nf3 38.Kf3 Qe7 39.Kg2 Qe4 40.Kg1 Qd4 41.Qc7 Kf6 42.Qc6 Qc5 43.Qd7 b4 44.Qd8 Ke5 45.Qe7 Kd4 46.Qe3 Kd5 47.Qh6 Qc2 48.Qg6 b3 49.Qf7 Kc6 50.Qe8 Kc5 51.Qc8 Kd4 52.Qh8 Ke4 53.Qe8=+ Kd4 54.Qe3 Kc4 55.Qf4 Kc3 56.Qe3 Kb2 57.Qd4 Ka2 58.Qd5 Qc5 59.Qa8 Kb1 60.h5 b2 61.h6 Qc1 62.Kg2 Qh6 (62...Qh6 63.Qd5 Qc1 64.Qf5 Qc2–+) 0–1. gbsrao (2340) – opourret (2505), net–chess.com, 2009.

8.Bd4 Qc7 9.d3 ab4 10.ab4 Ra1 11.Ba1 Na6 12.Qd2 Qb6 13.Bc3 d5 14.Na3 Rd8 15.e3 Re8 16.Rb1 Nb8 17.Bd4 Qd8 18.b5 Nfd7 19.Bg7 Kg7 20.c4 Qc7 21.Qc3 Kg8 22.cd5 c5 23.Nc4 Nb6 24.Nb6 Qb6 25.Nd2 Bg4 26.Nc4 Qc7 27.h3 Bc8 28.Qe5 Qe5 29.Ne5 Bf5 30.e4 Bd7 31.Nc4 Rd8 32.Rb3 f6 33.f4 h5 34.e5 Bf5 35.e6 g5 36.Ne3 Bg6 37.Be4 Be4 38.de4 gf4 39.gf4 c4 40.Rc3 Kh7 41.Rc4 Rg8 42.Kf2 h4 43.Nf5 1–0. Krojanski – Trisic, juniors 1992.

8.Bd4 Qc7 9.d3 ab4 10.ab4 Ra1 11.Ba1 d6 12.c4 Bd7 13.Nc3 b5 14.cb5 cb5 15.Qd2 Na6 16.Qb2 Nh5 17.d4 Qc4 18.e3 Qb4 19.Nd5 Qb2 20.Ne7 Kh8 21.Bb2 Nb4 22.Ba3 0–1. Bartnik – Karczynski, corr 1995.

8.Bd4 Qc7 9.d3 d6 10.Nbd2 e5 11.Bb2 Be6 12.c4 h6 13.c5 Nfd7 14.cd6 Qd6 15.Nc4 Bc4 16.dc4 Qe6 17.Qc2 ab4 18.ab4 Na6 19.Qc3 Rfe8 20.Nd2 Nf6 21.e4 Bf8 22.c5 b6 23.cb6 Bb4 24.Qc2 Bd2 25.Qd2 Qb3 26.Rab1 Qe6 27.Rfc1 Kg7 28.Ba1 Nd7 29.Qe3 c5 30.f4 f6 31.f5 Qc6 32.Bf1 Nb4 33.Rb4 Ra1 34.Ra1 cb4 35.Ra7 g5 36.Rc7 Qd6 37.Kg2 Kf8 38.Qc1 Qd4 39.Qc4 Rd8 40.b7 Qb6 41.Rc8 Ke7 42.Qd5 b3 43.Bc4 1–0. Arnaudov – Bozkov, Sofia 1992.

6.0–0 e6

7.Qc1 d5 8.d3 Nbd7 9.Nbd2 Qe7 10.a3 e5 11.c4 e4 12.Nd4 e3 13.fe3 Qe3 14.Kh1 Ng4 15.N2f3 Nf2 16.Kg1 Nd3?? (better is 16...Nh3 17.Kh1 Nf2 18.Kg1 Nd1 19.Kh1 Nf2=) 17.Kh1 (better is 17.Qe3 Nb2 18.cd5+–) 17...Nc1–+ (17...Qc1?! 18.Bc1 N3e5 19.Ne5 Be5 20.Rd1 dc4 21.Bf4–+) 18.Rac1 Ne5 19.Rfe1 Nf3 20.ef3 Qd2 21.Red1 Qf2 22.Rc2 Qe3 23.Re2 Qh6 24.cd5 cd5 25.Bc1 Qh5 26.f4 Bg4 27.Bf3 Bf3 28.Nf3 Qf3 29.Kg1 Qe2 (29...Qe2 30.Rd2 Qf3–+) 0–1. linakip – sonmi23, kurnik, 2012.

7.c4 d5 8.c5 b6 9.d4 bc5 10.dc5 a5 11.a3 ab4 12.ab4 Ra1 13.Ba1 Ba6 14.Nc3 Nbd7 15.Qa4 Qc8 16.Nd4 Bb7 17.Qa7 e5 18.Nf3 d4 19.Na4 Nd5 20.Nb6 Nb4 21.Nd7 Qd7 22.Rd1 Nd5 23.e4 Ra8 24.Bh3 Qc7 25.Qa8 Ba8 26.ed5 cd5 27.Ng5 h6 28.Nf3 Qc5 29.Bg2 f5 30.Nh4 Kh7 31.h3 e4 32.g4 e3 33.fe3 de3 34.Bg7 e2 35.Kh2 ed1Q 36.Be5 d4 37.Bg3 Bg2 0–1. mapaj – reidaniel, kurnik, 2012.

6.a4 d5

7.0–0 Bd7 8.d3 a6 9.c4 Be6 10.Ng5 dc4 11.Ne6 fe6 12.dc4 Nbd7 13.b5 ab5 14.cb5 Qc7 15.bc6 bc6 16.Nd2 Nd5 17.Bg7 Kg7 18.Nc4 Kg8 19.e3 Nc3 20.Qd3 Na4 21.Qe4 Nac5 22.Qc6 Qc6 23.Bc6 Ra1 24.Ra1 Rc8 25.Bg2 Nb3 26.Ra7 Rc4 27.Rd7 Rc1 28.Bf1 Kf7 29.Kg2 Nc5 30.Rc7 Nb3 31.Rb7 Nd2 32.Be2 Rc2 33.Bd3 Rc3 34.Ba6 Ne4 35.Kf3 Ng5 36.Kg2 h6 37.Rb6 Ne4 38.Bb7 Nd6 39.Bf3 Rc2 40.Bd1 Rd2 41.Bb3 Kf6 42.h4 Rb2 43.Kf1 e5 44.Rb8 e6 45.Rb6 Ke7 46.f3 h5 47.e4 Kf6 48.Ke1 Ke7 49.Kf1 Kf6 50.Kg1 Rb1 51.Kg2 Rb2 52.Kh3 Rb1 53.g4 hg4 54.fg4 Rh1 55.Kg2 Rb1 56.Rd6 Rb3 57.g5 Ke7 58.Ra6 Rb2 59.Kf3 Rb3 60.Kg4 Re3 61.Ra4 Re1 62.Kf3 Rf1 63.Kg3 Rf4 64.Ra7 Kf8 65.Ra6 Kf7 66.Ra7 Kf8 67.Ra6 Kf7 68.Ra7 Kf8 ˝–˝. rryy44 – varcolac, kurnik, 2012.

7.0–0 Re8 8.d3 e5 9.e3 (< 9.Ne5 Qd6=+) 9...Bg4 10.Qd2 Qc7 11.Qc1 Nbd7 12.c4 Bf3 13.Bf3 e4 14.de4 de4 15.Bg2 Rac8 16.Nd2 a6 17.Qb1 b5 18.cb5 (18.Ne4?! Ne4 19.Bg7 Nd2=) 18...cb5 19.ab5 ab5 20.Ne4 Ne4 21.Be4? (21.Rc1 Nc3 22.Bc3 Bc3 23.Qd3–+) 21...Bb2–+ 22.Qb2 Re4 23.Rac1 Qb7 24.Rc8 Qc8 25.Rc1 Rc4 26.Rd1 Nb6 27.Qf6 Nd7 28.Qe7?? Rc1–+ 29.Rc1 Qc1 30.Kg2 Qc6 31.Kh3 Kg7 32.f4 h5 33.e4 Qe6 34.Qe6 fe6 35.e5 Kh6 36.Kg2 g5 37.h4 gf4 38.gf4 Kg6 39.Kf3 Kf5 40.Ke3 Nb6 41.Kd4 Kf4 42.Kc5 Nd5 43.Kb5 Ke5 44.Kc5 Nb4! 45.Kb4 Kf4 46.Kc5 e5 47.Kd5 e4 48.Ke6 e3 49.Kf6 e2 50.Kg6 Kg4 (50...Kg4 51.Kf6 Kh4 52.Ke5 Kg3 53.Kd4 h4 54.Kd3 Kf2 55.Kd4 h3 56.Kc3 e1Q 57.Kc2 Qb4 58.Kd3 h2 59.Kc2 h1Q 60.Kd3 Qhe4#) 0–1. rryy44 – iscaro, kurnik, 2012.

7.0–0 Bg4 8.Na3 Nbd7 (8...Qd6 9.b5=+) 9.c4= Re8 10.cd5 cd5 (10...Nd5 11.Bg7 Kg7 12.b5=) 11.Rc1 a6 12.d3 e5 13.Qb3 Bf8 (13...Qb6 14.h3 Bf3 15.Bf3=) 14.h3 Bf3 15.Bf3 e4 (15...Qb6 16.Nc2 Qe6 17.Ne3+=) 16.de4+= de4 17.Bg2 Qb6 18.Nc2 Rac8 19.Rfd1 Bc5 (19...a5 20.g4 h6 21.b5=) 20.e3= a5 21.b5 h5 (21...Be7 22.Qa2+=) 22.Bf1 Qc7 23.Na3 Ne5 24.Be5 Qe5 25.Nc4+/– Qf5 26.Na5 b6 27.Nc6 Qg5 28.Rd2 h4 29.g4+– Kg7 30.Rcd1 Rh8 31.Qc3 Rce8?? 32.Rd5 (32.Rd5 Bd4 33.R5d4+– (33.Rg5?! Bc3 34.Rc1 Bb2+=; < 33.R1d4 Nd5 34.Rd5 Qf6+–; < 33.Qd4 Qd5 34.Qf6 Kf6 35.Rd5 Kg7+–; < 33.Nd4 Qd5 34.Nf5 Qf5 35.gf5 Rc8+–)) 1–0. Jakobsen – Godoy, Tel Aviv, 1964.

7.0–0 Bg4 8.d3 Qc8 9.Nbd2 Bh3 10.c4 dc4 11.Nc4 Na6 12.b5 cb5 13.ab5 Nc5 14.Ba3 Nb3 15.Rb1 Bg2 16.Kg2 Nc5 17.Rc1 Re8 18.Na5 b6 19.Nc6 Qg4 20.d4 Nce4 21.Ne7 Kh8 22.Nc6 Qh5 23.Nce5 g5 24.Qb3 g4 25.Nh4 Kg8 26.Rc3 Nd2 27.Qc2 Nf1 28.Kf1 Nd5 29.Rc6 Be5 30.de5 Qe5 31.e3 Qa1 32.Qc1 Qc1 33.Bc1 Rac8 34.Bb2 Rc6 35.bc6 Rc8 36.Nf5 Rc6 37.e4 Rc2 38.Bd4 Rc1 39.Kg2 Nc3 40.Be3 Rb1 41.e5 Ne4 42.Ne7 Kg7 43.Nc8 a5 44.Nb6 Nc3 45.Nc4 Nd5 46.Bd4 Kg6 47.Na5 Rb5 48.Nc6 Rb3 49.h3 gh3 50.Kh3 Nf4 51.Kg4 Ne6 52.Be3 Re3 53.fe3 Ng5 54.Ne7 Kh6 55.Nf5 Kg6 56.Nh4 Kh6 57.Kf4 Ne6 58.Kf5 Kg7 59.Nf3 1–0. rryy44 – milan1954, kurnik, 2012.

6.c4

6.c4 (--> 1.b4 Nf6 2.Bb2 g6 3.Nf3 Bg7 4.c4 0–0 5.g3 c6 6.Bg2).

6.c4 d6 7.0–0 e5 8.d3 (--> 1.b4 Nf6 2.Bb2 g6 3.Nf3 Bg7 4.g3 0–0 5.Bg2 d6 6.0–0 e5 7.d3 c6 8.c4).

6.d3 a5

7.a3 Na6 8.0–0 d5 9.Nbd2 Bd7 10.c4 (10.c3 Qc7=) 10...ab4=+ 11.ab4 Nb4 12.Qb3 Ra1 13.Ra1 c5 14.Ne5 (14.cd5 Nfd5 (< 14...Nbd5 15.Qb7 Qb8 16.Qb8 Rb8 17.Be5+/–) 15.Bg7 Kg7=) 14...dc4 (14...Be6!? 15.d4 b6=+) 15.Qc4= b6 (better is 15...Qb6=) 16.Bc3?? (better is 16.Ra8 Qa8 17.Ba8+/–) 16...Be6–/+ 17.Qb5 Nc2 (17...Nfd5 18.Bb2–/+) 18.Ra6 Nd4 19.Bd4= Qd4 20.Nc6 Qc3 21.Ne7 Kh8 22.Nf1 Nd7 23.Bc6 Ne5=+ 24.Rb6 Nc6 25.Rc6 Bd4 26.e3+= Bh3 27.Qb1+/– Be5 28.d4! Ra8 29.Nd5?? Qa1=+ 30.Nd2 cd4 31.ed4?? Bd4 32.Rc1 Bf2!–+ 33.Kf2 Qd4 34.Ke1 Re8 35.Kd1 Bg4 36.Kc2 Bf5 (36...Bf5 37.Kb3 Rb8 38.Nb6 Qb6 39.Kc4 Rc8 40.Kd5 Rd8 41.Kc4 Be6 42.Kc3 Qd4 43.Kc2 Qd2) 0–1. gbsrao (2310) – powerpragt (2345), net–chess.com, 2010.

7.ba5 Qa5 8.Nc3?? d5 9.0–0=+ Nbd7 (9...b5 10.a4 b4 11.Nb1=+) 10.e4 (10.Nb1 Rd8=+) 10...de4 11.Ne4=+ Qb4 12.Bf6 Nf6=+ 13.Rb1 Qa3 14.Nf6 Bf6 15.d4 Qa2 16.Ne5 Qa6 17.Re1=+ Bf5 18.Rb3 Rad8 19.c3=+ Rd6 20.Be4 Be4 21.Re4=+ h5 22.Qb1 b5 23.Qb2 Ra8–/+ 24.Kg2 Qa2 25.Re2 Qb2 26.Rbb2 Ra3 27.Rbc2 Be5 28.Re5 e6 29.Kf3? b4 30.Ke4 –+. gbsrao (2300) – diggitus (2225), net–chess.com, 2008.

7.ba5 Qa5 8.Nc3?? Nd5 –+.

7.ba5 Qa5 8.Nbd2 d5 =.

7.a3 ab4 8.ab4 Ra1

9.Ba1 Na6 10.Bc3 Qb6 11.Qd2 c5 12.0–0 cb4 (12...Nb4 13.Na3=+) 13.Bd4 Qc7 14.Ne5 (14.c3!?=) 14...d6–/+ 15.Nc4 Be6 16.Bf6 Bf6 17.Qh6 (17.Ne3 Bc3 18.Nc3 bc3–/+) 17...b5 (better is 17...Bc4!? 18.dc4 Qc4–+) 18.Ne3–/+ Nc5 19.h4 (19.Nd2 Rc8–/+) 19...Ba2 (19...b3!? 20.cb3 Bg7 21.Qg5 Bb3 22.Nd2–/+) 20.Qf4–/+ Ne6 (20...Na6 21.Bd5 Be5 22.Qf3 Bd5 23.Nd5–/+) 21.Qb4=+ Nd4 22.Qd2 Rc8?? (better is 22...Bb1 23.Rb1 Qc3=+) 23.c3+– (23.c3 Be6 24.cd4 Bd4 25.Nd5 Bd5 26.Bd5+–) 1–0. gbsrao (2300) – diggitus (2225), net–chess.com, 2009.

9.Ba1 Qb6 10.c3 d5 11.0–0 Nbd7 12.d4 e5 13.de5 Ng4 14.Qd4 Nge5 15.Qb6 Nb6 16.Ne5 Be5 17.Nd2 Bd7 18.Rc1 Ra8 19.e4 Ra2 20.Nf3 Bg7 21.ed5 Nd5 22.c4 Ra1 23.Ra1 Ba1 24.cd5 cd5 25.Ng5 h6 26.Nf7 Kf7 27.Bd5 Kf6 28.Bb7 Bc3 29.Kg2 Bb4 30.f4 Ke7 31.Kf3 Kd6 32.g4 Bd2 33.h3 Bc6 34.Bc6 Kc6 35.Ke4 Kd6 36.f5 g5 37.Kd4 Bf4 38.Ke4 Be5 39.Kd3 Kd5 40.Ke3 Bf6 41.Kd3 Bg7 42.Ke3 Ke5 43.Kf3 Kd4 0–1. Bjornson,Jonathan – Berkley,Stephen, IECG, 1998.

9.Ba1 Qb6 10.c3 d5 11.0–0 Bg4 12.Nbd2 Nbd7 13.Qa4 Qc7 14.c4 e5 15.h3 Bf5 16.Qa3 Re8 17.cd5 cd5 (17...Nd5? 18.e4+–) 18.Rc1 Qd6 19.Nf1 d4 20.N3d2 Bf8 21.Nc4 Qe7 22.Qa5 h5 23.Kh2 Qe6 24.Qb5 e4 (24...Qa6!? 25.Qa5 Re6=) 25.Bd4+= ed3 26.Nce3 de2 27.Qe2 h4 28.Qc4 Qc4 ˝–˝. De Sa,Jose Antonio – Hoffman,David, UECC email, 1999. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0–0 5.Bg2 c6 6.d3 a5)

9.Ba1 Qb6 10.c3 Nd5 11.d4 Qa6 12.Bb2 d6 13.0–0 Qa2 14.Qd2 Nd7 15.Na3 N7b6 16.Ra1 Qb3 17.e4 Nf6 18.Ne1 Na4 19.Nd3 d5 20.f3 de4 21.fe4 Ng4 22.Qc2 Qc2 23.Nc2 Nb2 24.Nb2 Bh6 25.h3+/– Ne3 26.Ne3 Be3 27.Kf1 Bd2 28.Nd1 Be6 29.Ke2 Bg5 30.Nb2 Bb3 31.Kd3 f5 32.c4+– fe4 33.Kc3?? Bc2= 34.h4 Bh6 35.Bh3 Bd3 36.Be6 Kg7 37.g4+= Be3 38.Nd3 ed3 39.Kd3 Bf2 40.d5 cd5 41.Bd5 Bh4 42.Bb7 Rb8 43.Ra7 Bf2 44.c5 h5 45.gh5 gh5 46.Kc4 Kf6 47.b5 h4 48.Ra6 Kf5? 49.Bd5?? Kf4 50.Be6 Rd8 51.c6 Rd4? 52.Kc3 Rd1 53.Kc2 Rd4 54.c7 1–0. Garcia,Henry Moreno – Silva Nazzari,Roberto (2275), Las Piedras op, 1977.

9.Ba1 Qb6 10.Bc3 Na6 11.Bf6 Bf6 12.c3 d5 13.0–0 Bg4 14.Qb3 Nc5 15.Qb2 Ra8 16.Na3? Na4–+ 17.Qd2 Bc3 18.Qg5 Be6 19.Nc2 c5 20.bc5 Nc5 21.Qe7 =+. gbsrao (2230) – diggitus (2230), net–chess.com, 2009.

6.d3 d5

7.0–0 Re8 8.Nbd2 Nbd7 9.a3 e5 10.e4 b6 11.Re1 Bb7 12.ed5 Nd5 13.c4 Nc7 14.Ne4 Nf8 15.c5 Nb5? (15...Nd5) 16.a4 f5 17.Qb3 Qd5 18.Qd5 cd5 19.Nf6! Bf6 20.ab5! 1–0. Thor – Jarhelle, corr 1984.

7.Nbd2 a5 8.c3 e5 9.Ne5 Qd6 10.Ndf3 ab4 11.c4 Be6 12.Qb3 Nbd7 13.Bd4 c5 14.Bb2 d4 15.Nd7 Bd7 16.a4 Rfe8 17.Qd1 Qe7 18.Ng5 Ra4 19.Bb7?? Ra1 20.Ba1 Ba4 21.Qd2 Qb7 22.0–0 Bh6 23.Re1?! Ng4 24.Qf4 Nf2!! 25.Kf2 f6 26.Qf3 Bc6 0–1. Zambini – Loschi, 1981.

7.Nbd2 Na6 8.a3= Nc7 9.0–0 a6 10.e4 e6 (10...Bg4!?=) 11.Qe2 a5 12.Nb3 (12.c4 Qe7+=) 12...a4= 13.Nbd2 Ng4 14.Bg7 Kg7 15.Nd4 (15.h3 Nh6+/–) 15...e5+= 16.N4f3 f5 (16...f6!?+=) 17.ef5 Bf5 18.h3 e4 19.de4 de4 20.Ne4 (20.hg4?! ef3 21.Nf3 Bg4=) 20...Be4 (20...Nf6 21.Nc5 Re8 22.Ne5+/–) 21.Qe4 (21.hg4?! Bf3 22.Bf3 Qf6=) 21...Nf6 22.Qe5 Re8 23.Qc3 Ncd5 24.Qb2 Kf7 (24...b5 25.Rac1 Rc8 26.c4+–) 25.Ng5 Kg8 26.c4 Nb6 27.Rfe1 Nc4 28.Qa2 Re1 29.Re1 Qd4 30.Rc1 h6? (30...b5 31.Bc6 Rb8 32.Bb5 Rb5+–) 31.Ne6 (31.Qc4?! Qc4 32.Rc4 hg5+=) 31...Qd3 32.Qc4 Qc4 33.Rc4 Kf7 34.Nc5 (34.Nc5 Ra7 35.f4+–) 1–0. gbsrao (2420) – croach (2385), net–chess.com, 2010.

7.Nbd2 e6 8.0–0 a6 9.a3 b5 10.c4 Bb7 11.Qc2 Qd7 12.Nb3 Rc8 13.Nc5 Qe7 14.cb5 cb5 15.Qb3 Nc6 16.Ne5 Ne5 17.Be5 Nd7 18.Bg7 Kg7 19.Nb7 Nb6 20.Na5 Na4 21.Rac1 Qd7 22.Rc2 Rc2 23.Qc2 Rc8 24.Qb1 Qc7 25.Nb3 Qc2 26.Qc2 Rc2 27.Rb1 Re2 28.Rc1 Ra2 29.Nc5 Ra3 30.Na6 Rb3 31.Rc7 Rb4?? 32.Nb4 1–0. linakip – chessskills, kurnik, 2011.

7.e4? e6?? 8.0–0 (8.e5 Ng4 9.h3 Nh6=) 8...Re8 (8...de4 9.de4 Ne4 10.Bg7 Qd1 11.Rd1 Kg7 12.Rd3=+) 9.Nbd2 (9.e5 Nfd7+=) 9...Nbd7 10.c4 de4 11.Ne4 Nb6 12.Re1 Qc7?? 13.Nf6+– Bf6 14.Bf6 Nd7 15.Bb2 Nf6 16.Bf6 b6 17.Ne5 Qd6 18.Bc6 Bd7 19.Ba8 Ra8 20.Qf3 Be8 21.Qa8 Kf8 22.Rac1 (22.Rac1 Qe7 23.Be7 Ke7 24.c5 b5 25.Qa7 Kf8 26.c6 Kg7 27.c7 Bd7 28.c8Q g5 29.Qad7 g4 30.Qf7 Kh6 31.Qce6 Kg5 32.Qff5#) 1–0. gbsrao (2135) – guerino (2100), net–chess.com, 2007.

6.d3 d6

7.0–0 Nbd7 8.Nbd2 Qc7 9.a3 e5 10.c4 Re8 11.e4 Nf8 12.Qc2 Ne6 13.Nb3 c5 14.b5 b6 15.a4 Nd4 16.Nfd4 cd4 (16...ed4? 17.e5 Bb7 18.Bb7 Qb7 19.ef6 Bf6 20.Rfe1+–) 17.a5 Bg4 18.a6 Qd7 19.Nd2 Rac8 20.f3 Bh3 21.Rf2 Bg2 22.Rg2 Qb5! 23.cb5 Rc2 24.Bd4?? ed4–+ 25.Nc4 Rg2 26.Kg2 Bf8 27.Ra4 Nd7 28.Nd2 Bg7 29.Nc4 Nc5 30.Nd6 Na4 31.Ne8 Nb2 32.Nd6 Nd3 33.Nc8 Bf8 34.Na7 Bc5?? 35.Nc6+– Ne1 36.Kf1 Nc2 37.Ke2 Nb4 38.a7 d3 39.Kd2 Nc6 40.bc6 (40.bc6 Bb4 41.Kd3+–) 1–0. giorgo – selos57, kurnik, 2012.

7.0–0 Nbd7 8.Nbd2 e5 9.Qc1 Qc7 10.a3 Re8 11.c4 Nf8 12.e4 Ne6 13.Nb3 c5 14.b5 b6 15.a4 Nd4 16.Nbd4 ed4 17.a5 Bg4 18.Qd2 Qd7 19.ab6 ab6 20.Ra6 Ra6 21.ba6 Ra8 22.Ra1 Ra7 23.Qc2 Qc8 24.Qa4 Bd7 25.Qa3 Bc6 26.Nh4 Nd7 27.Bc1 Nb8 28.Bf4 Bf8 29.Nf3 Ra6 30.Qb2 Ra1 31.Qa1 Qa6 32.Qd1 Qa3 33.e5 Ba4 34.Qd2 Qa1 35.Bf1 Qd1 36.Qe2 Qe2 37.Be2 de5 38.Be5 Nd7 39.Bc7 f6 40.Nh4 Kf7 41.Ng2 Ke8 42.Nf4 Bc6 43.Ne6 Ke7 44.Nf8 Kf8 45.Bg4 f5 46.Be2 Ke7 47.Kf1 Ba4 48.Ke1 Bc2 49.Kd2 Ba4 50.Bf3 b5 51.cb5 Bb5 52.h3 c4 53.dc4 Bc4 54.Bc6 Ne5?? 55.Be5+– 1–0. linakip – regue96, kurnik, 2011.

5.Bg2 Nc6

6.a3 b5 7.Qc1 Bb7 8.0–0 Qc8 9.d3 d5 10.Nbd2 h5 11.c4 bc4 12.dc4 d4 13.b5 Na5 14.Qc2 Ng4 15.h3 Ne5 16.Bd4 Nf3 17.Nf3 Bf3 18.Bg7 Bg2 19.Kg2 Kg7 20.Qc3 Kg8 21.Qa5 Qe6 22.Qc3 Qe4 23.Kg1 Rfd8 24.Rae1 Qe6 25.a4 Qh3 26.Qf3 Rab8 27.c5 Rd4 28.Ra1 Rbd8 29.a5 Rd2 30.b6 cb6 31.cb6 a6 32.b7 Rb2 33.Rab1 Rb1 34.Rb1 Rb8 35.Rc1 Kg7?? 36.Rc7 Qe6 37.Qc3 Kh7?? 38.e3 Qe4?? 39.Qc5 1–0. linakip – johlind, kurnik, 2012.

6.a3 d5 7.Nc3 Ne4 (7...Bg4 8.Na4=+) 8.0–0= e5 (8...Bg4 9.h3 Bf3 10.Bf3=) 9.b5 Na5 10.d3 Nc3 11.Bc3 b6? (11...e4!? 12.Nd4 ed3 13.cd3 a6=) 12.Ne5 (12.Be5 f6 13.Bf4 a6+/–) 12...f6 (12...a6!? 13.a4 Re8+/–) 13.Nc4+– dc4 14.Ba8 Bh3 15.Bg2 Bg2 16.Kg2 cd3 17.Qd3 Qa8 18.Qf3 Qf3 19.ef3 Nc4 20.Rfe1 f5 21.Bg7 Kg7 22.Re7 Rf7 23.Rf7 Kf7 24.f4 Nd6 25.a4 Ne4 26.Rd1 Nc3 27.Rd7 Ke6 28.Rc7 Na4 29.Rh7 Nc5 30.Ra7 Kf6 31.Rc7 Na4 32.Rc4 Nc5 33.Rc5! bc5 34.b6 (34.b6 Kf7 35.b7+–) 1–0. pierre – platelet1, internet, 2008.

6.0–0 Nb4–/+

7.d3 Nc6 8.Nc3 d6 9.Qd2 e5 10.Ng5 a6 11.Nd5 Nd5 12.Bd5 Bh6 13.Nf7 Bd2 14.Nd8 Kg7 15.Nc6 bc6 16.Bc6 Rb8 17.Rab1 Bh3 18.Rfd1 Bg5 19.Bd5 Rf6 20.Be5 Rb1 21.Bf6 Bf6 22.Rb1 c5 23.Rb6 Bd4 24.Rd6 Bf5 25.Ra6 1–0. pierre – troj4o222, internet, 2008.

7.d3 d5 8.a3 Na6 9.Nc3 (9.Nbd2 c5–/+) 9...c6 10.Re1 Bg4 11.h3 Bf5 (11...Bf3 12.Bf3 Qd7 13.Bg2–/+) 12.Nd4 (12.g4 Be6–/+) 12...Bd7 13.e4 Qc8 (better is 13...e5!? 14.Nf3 d4–/+) 14.ed5= Bh3 (14...c5 15.Ndb5 Bh3 16.Bh3 Qh3 17.Re7=) 15.dc6 Bg2 16.Kg2 bc6 17.Re7? (17.Qf3 Nb8=) 17...Nd5 (better is 17...Qd8!? 18.Nc6 Qb6 19.Na7 Ra7 20.Ra7 Qa7–/+ (20...Qb2?! 21.Rb1 Qc3 22.Ra6=)) 18.Nd5=+ cd5 19.Qf3? Qd8?? 20.Rae1 Nc5?? 21.Nc6 Qc8?? 22.Bg7+– Kg7 23.Qd5 Ne6 24.R1e6 (24.R1e6 Kg8 25.Rf6+–) 1–0. gbsrao (2125) – timesup (2275), net–chess.com, 2007.

6.a3 a6

7.0–0 b6 8.d3 Bb7 9.Nbd2 d6 10.Qc1 Ne5 11.c4 Bf3 12.ef3?? (better is 12.Nf3 Nf3 13.Bf3+=) 12...Nd3–+ 13.Qc2 Nb2 14.Rab1 Nc4! 15.Nc4 b5 16.Na5 d5 17.Rfd1 e6 18.f4 Qd7 19.Nb3 Rfc8 20.Nc5 Qe7 21.Qb3 c6 22.a4 h6 23.a5 Nd7 24.Nb7? e5 25.fe5 Ne5 26.Nc5 Nd7 27.Nd3 Rc7 28.Qc2 f5?? 29.Nc5?? Nc5–+ 30.Qc5 Qc5 31.bc5 Re8 32.Re1 Rce7 33.Rec1 Re2 34.Bf3 R2e7 35.Kg2?? Re6 36.Rc2 Bf6 37.Rd1 Be7 38.Rdd2 g5 39.h3 Bf6 40.Re2 Re2 41.Be2 Bd4 42.Kf3 Kf7 43.Bd3 Kf6 44.g4 f4 45.Kg2 Re1 46.Be2 Ra1 47.Bf3 Ra5 48.Re2 Ra3 49.Re8 Ra2 50.Re2 Re2 51.Be2 a5 52.Kf3 a4 53.Bd3 b4 54.Ke2 b3 55.Kd2 a3 56.f3 Ke5 57.Kc1 Bc3 58.Kb1 Kd4 59.Bg6 Ke3 60.Be8 Kf3 61.Bc6 Kg3 62.Bd5 f3 63.Bb3–+ f2 64.Bc4 Kh3 65.c6 Be5 66.Bf1 Kg4 67.Ka2 h5 68.Ka3 h4 69.Kb4 h3 70.Kc4 h2 71.Bg2 Kg3 72.Be4 Kf4 73.Kd5 g4 74.Bg2 g3 75.c7 Ke3 76.Ke5 Ke2?? 77.c8Q+– (77.c8Q h1Q 78.Qa6 (78.Bh1?! f1Q+–) 78...Kd2 79.Bh1+–) 1–0. giorgo – wojart, kurnik, 2012.

7.0–0 d5 8.d3 Re8 9.Nbd2 (9.Ne5 Ne5 10.Be5 c6=) 9...e5 10.c4 d4 (10...e4 11.Ne1=) 11.h4 (11.Nb3 Bg4=) 11...Bf5 (11...Bg4 12.Ng5=+) 12.Nb3 (12.Ng5 Rb8=+) 12...Rb8 0–1. geebs (2200) – mic (2100), net–chess.com, 2005.

6.a3 b6

7.0–0 Bb7 8.d3 e6 9.Nbd2 d5 10.Qc1 Ne7 11.c4 Nf5 12.Bc3 dc4 13.Nc4 Nd5 14.Bg7 Kg7? (better is 14...Ng7!? 15.d4 Rc8+=) 15.Qb2 Qf6 16.Qb3?? (better is 16.e4+–) 16...Nc3= 17.Rfe1?? Bf3?? 18.Bf3+= Rad8 19.Rac1 Nb5 20.a4 Nbd4 21.Qc3 Nf3 22.ef3 Nd4 23.f4? Nf3–+ 24.Kg2?? Qc3 25.Rc3 Ne1 26.Kf1 Nd3 27.Ke2 Nb4 28.Ne5 c5 29.a5 Rd6 30.Nc4 Rd4 31.ab6 ab6 32.Nb6 Rb8 33.Na4 Nd5 34.Nc5 Rb2 35.Kf3 Rdd2 36.Nd3 Nb4 37.Nb4 Rb4 38.h4 Rbb2 39.Kg4 Rf2 40.Re3 Rg2 41.Kh3 Rh2 42.Kg4 Rbg2 43.Kf3–+ Rf2 44.Kg4 h5 45.Kg5 f6# 0–1. giorgo – varsatorul, kurnik, 2012.

7.d3 Bb7 8.0–0 Rb8 9.Nbd2 d6 10.c4 e5 11.Nb3 a5 12.b5 Ne7 13.a4 c6 14.d4 cb5 15.cb5 ed4 16.Nbd4 Ne4 17.Rb1 Nc5 18.Qd2 (better is 18.Rc1!?+=) 18...Na4+= 19.Ba1 Nc5 20.Qa2 Bd5 21.Qa3 Bb7 22.Nb3 Qc7 23.Rfc1 Nc8 24.Bg7 Kg7 25.Nc5 dc5 26.Qc3 Kg8 27.Rd1 Qe7 28.Re1 Nd6 29.Rbd1 Ne4 30.Qe5 Qe5 31.Ne5 Nc3 32.Rd3 Nb5 33.Nd7 Bg2 34.Nb8 Rb8 35.Kg2 Nc7 36.Rd7 Ne6 37.Rb1 Nd4 38.e3 Ne2 39.Rd6?? Nc3 40.Rbb6 Rb6 41.Rb6 Kg7 42.Ra6 Nd5?? 43.Ra5+– Kf6 44.Rc5 Ke6 45.Rc6 Ke5 46.h4 Nf6 47.Kf3 Kd5 48.Ra6 Ne8 49.Ra7 Ke6 50.e4 Nf6 51.g4 Nd7 52.Ke3 h6 53.f3 h5 54.g5 Nc5 55.Ra5 Nd7 56.f4 Nf8 57.f5 gf5 58.ef5 Ke7 59.Ke4 Nd7 60.Kd5 Nb8 61.Ra7 Nd7 62.f6 Ke8 63.Kd6 Nb6+– 64.Rb7 Nc8 65.Kc7 (65.Kc7 Kf8 66.Kc8 Kg8 67.Kd8 Kh7 68.Ke7 Kg6 69.Rb5 Kh7 70.Kf7 Kh8 71.Kg6 Kg8 72.Rb8#) 1–0. giorgo – tomek88, kurnik, 2012.

6.a3 e6

7.0–0 a6 8.c4 b5 9.cb5 ab5 10.Nd4 Bb7 11.Nb5 d5 12.N5c3 Nd7 13.e3 Nce5 14.d3 c5 15.b5 c4 16.dc4 Nc4 17.Bc1 Nc5 18.Ra2 Bc3 19.Nc3 Qa5 20.Qd4 Nb3 21.Qd3 Nc1 22.Rc1 Qb6 23.a4 Qc5 24.Qd4 Qd4 25.ed4 Rfc8 26.Ne2 Na5 27.Rc8 Rc8 28.Nf4 Rc1 29.Bf1 Nc4 30.a5 e5 31.Nd3 Rd1 32.Ne5 Ne5 33.a6 Ba8 34.b6 Nd7 35.b7 Bb7 36.ab7 Kf8 37.Rb2 Ke7 38.Kg2 Rd4 39.b8Q Nb8 40.Rb8 h6 41.h4 g5 42.hg5 hg5 43.Be2 f6 44.Bf3 Rd2 45.Rb6 d4 46.Be4 Rd1 47.Rb3 Ke6 48.Bd3 Ke5 49.Be2 Rd2 50.Kf1 f5 51.Ke1 Ra2 52.Rb5 Kf6 53.Rd5 Ra1 54.Kd2 f4 55.gf4 gf4 56.Rd4 Ke5 57.Rd8 Ra2 58.Ke1 Ra1 59.Kd2 Ra2 60.Ke1 Ra1 61.Rd1 Ra3 62.f3 Ra5 63.Kf2 Ra2 64.Rc1 Kd4 65.Rc4 Ke5 66.Re4 Kf5 67.Re8 Kg5 68.Re5 Kf6 69.Rc5 Rb2 70.Rc4 Kf5 71.Ke1 Rb1 72.Kd2 Rb2 73.Rc2 Rb4 74.Bd3 Kg5 75.Be4 Rd4 76.Ke2 Kh4 77.Rc1 Rb4 78.Rc8 Rb2 79.Kd3 Rb4 80.Rg8 Rb6 81.Rg4 Kh3 82.Rf4 Kg3 83.Rf8 Rb3 84.Kc4 Re3 85.Kd4 Re1 86.f4 Rd1 87.Ke5 Ra1 88.f5 Ra5 89.Kf6 Kf4 90.Bc2 Ra6 91.Kg7 Rc6 92.Bb3 Rc7 93.Kg6 Rb7 94.Bd5 Rb5 95.Be6 Rb6 96.Rd8 Ke5 97.Kf7 Rb7 98.Rd7 Rb6 99.Rd5 1–0. rryy44 – leslaw1, kurnik, 2012.

7.0–0! a6 8.c4 Rb8 9.d4 Qe7 10.d5 ed5 11.cd5 Nd8 12.Nc3 Ne4 13.Rc1 d6 14.h4 Bg4 15.Qb3 Bf3 16.ef3 Nd2 17.Qc2 Nf1 18.Rf1 c6 19.f4 Qc7 20.dc6 Nc6 21.Nd5 Qd8 22.Bg7 Kg7 23.h5 gh5 24.Qc3 f6 25.Bf3 Rc8 26.Qd3 Qe8 27.Qf5 Qg6 28.Qh3 h4 29.Qh4 Rg8 30.Kg2 Rcf8 31.Rd1 Kh8 32.a4 f5 33.b5 ab5 34.ab5 Nd8 35.Ne7 Qf6 36.Qf6 Rf6 37.Ng8 Kg8 38.Bd5 Kg7 39.Rc1 Rf8 40.Rc7 Kh8 41.Rd7 h5 42.Kh3 b6 43.Rd6 Nf7 44.Rb6 Kg7 45.Kh4 Rd8 46.Bf7 Kf7 47.Kh5 Rh8 48.Kg5 Rh2 49.Kf5 Rf2 50.g4 Rc2 51.Rb7 Ke8 52.g5 Rc5 53.Kg4 Kd8 54.g6 Kc8 55.Rb6 Kc7 56.Rc6 Rc6 57.bc6 Kc6 58.f5 Kd6 59.f6 Ke6 60.Kg5 Kd7 61.g7 1–0. sacaniev – profetaisa, kurnik, 2012.

7.Nc3 Ne4 8.0–0 Nc3 9.Bc3 d5 10.d4 b6 11.b5 Na5 12.Qd3 Nc4 13.Ne5 Ne5 14.de5 Bd7 15.Rab1 c5 16.a4 d4 17.Ba8+/– Qa8 18.e3 Be5 19.ed4+– cd4 20.Bd4 Bd4 21.Qd4 Rd8 22.Rbd1 Qf3 23.Qe5 f6 24.Qc7 (24.Qc7 Qa8 25.Rd7 Rd7 26.Qd7+–) 1–0. pierre – mbz_iran, internet, 2008.

6.b5 Na5

7.d3 b6 8.0–0 Nb7 9.a4 Nd6 10.c4 Rb8 11.e4 Nb7 12.Nbd2 Nc5 13.Qc2 Ng4 14.d4 Nb7 15.h3 Nf6 16.e5 Nh5 17.Ne4 f6 18.Rab1 fe5 19.de5 Nc5 20.Nc5 bc5 21.Ng5 d6 22.Rfd1 Bf5+= 23.Qe2 Bb1 24.Rb1 de5 25.Ne6+– Qc8 26.Nf8 Qf8 27.Be5 Be5 28.Qe5 Nf6 29.Qc7 Rd8 30.Qc5 Rd2 31.Rf1 Ra2 32.Qa7 h5 33.a5 Kf7 34.a6 Qc8 35.Qd4 Ra4 36.Rc1 g5 37.a7 Kg6 38.a8Q Ra8 39.Ba8 Qa8 40.b6 Qb7 41.c5 Qc6 42.Rb1 Qb7 43.Qd8 Kf7 44.Qc7 Qe4 45.Rf1 Nd5 46.Qc8 h4 47.b7 Nf4 48.gf4 gf4 49.b8Q Qf3 50.Qf8 Kg6 51.Qg8 Kf6 52.Qbf8 Ke5 53.Qg5 Kd4 54.Qff4 Qf4 55.Qf4 Kc5 56.Qh4 e5 57.Re1 e4 58.Qe4 Kd6 59.Rd1 Kc5 60.Rd5 Kc6 61.Qe6 Kc7 62.Rd7 Kc8 63.Qe8# 1–0. rryy44 – pantongtiam, kurnik, 2011.

7.d3 b6 8.0–0 d5 9.a4 c5 10.c4 dc4 11.dc4 Qd1 12.Rd1 Nc4 13.Bc3 Nd6 14.Ne5 Be6 (better is 14...Nfe4!? 15.Nc6 Re8 (< 15...Bc3 16.Nc3 Nc3 17.Ne7 Kg7 18.Rd6 Ne2 19.Kf1+=) 16.Bg7 Kg7=+) 15.Ba8+= Ra8 16.Nc6 Bf8? (16...Kf8!?+=) 17.Bf6 ef6 18.Nc3 a6 19.f3 ab5 20.ab5 Ra1 21.Ra1 Bc4 22.Rb1 Kg7 23.e4 f5 24.e5 Ne8 25.f4 Nc7 26.Nb8 Be7 27.Nd7 Nd5? 28.Nd5+– Bd5 29.Nb6 Be4 30.Rb2 c4 31.Nc4 h5 32.h4 f6 33.b6 Bd3 34.Nd6 fe5 35.fe5 Be4 36.b7 Bb7 37.Rb7 Kf8 38.Nc8 Bc5 39.Kg2 Bd4 40.e6 Ke8 41.Nd6 (41.Nd6 Kf8 42.e7 Kg7 43.e8Q Kh6 44.Qf8 Bg7 45.Qg7#) 1–0. rryy44 – pantongtiam, kurnik, 2011.

7.d3 c6 8.bc6 Nc6 9.0–0 d6 10.Nbd2 e5 11.c4 Bg4 12.a4 a6 13.Ba3 Qd7 14.Ng5 Bh6 (better is 14...Rad8!?=) 15.Nge4+/– Ne4 16.Ne4 (< 16.de4 Nd4 17.Nf3 Bf3 18.Bf3 Rfc8=+) 16...Nd4?? (better is 16...Bg7+/–) 17.Nf6+– Kg7 18.Nd7 Bd7 19.e3 Nf5 20.e4 Nd4 21.Bd6 Rfe8 22.f4 f6 23.fe5 fe5 24.Bc5 Ne6 25.Bb6 Rf8 26.Rf8 Rf8 27.Qe2 Rf6 28.Rf1 Nf4 29.gf4 Rb6 30.fe5 Ba4 31.c5 Rb3 32.Qa2 b5 33.cb6! Be3 34.Kh1 Bb6 35.Qa4 Rd3 36.Qa6 Bd4 37.Qd3 (37.Qd3 Kh8 38.Qa3 Bc5 39.Qc5 h6 40.Rf8 Kg7 41.Qe7#; 37.Qf6 Kh6 38.Qf4 g5 39.Qf6 Kh5 40.Qf7 Kg4 41.Bf3 Rf3 42.Rf3 h6 43.Qf5 Kh5 44.Rh3#) 1–0. rryy44 – szacluje, kurnik, 2011.

6.b5 Nb4??

7.a4 c6 8.c3 Nbd5 9.c4 Nb6 10.d3 d5 11.a5 Nbd7 12.bc6 bc6 13.cd5 cd5 14.0–0 Bb7 15.Nbd2 e5 16.Ne5 Ne5 17.Be5 Qe7 18.Bb2 Rfe8 19.e3 Rab8 20.Bd4 Ba6 21.Nf3 Rb5 22.Ne5 Qd6 23.f4 Nd7 24.Ba7 Ne5 25.fe5 Be5 26.d4 Bg7 27.Bb6 Re3 28.Rf2 Reb3 29.Bf1 Qb4 30.Bb5 Bb5 31.Bc5 Qc4 32.Rc1 Qa4 33.Rb1 Bc4 34.Bb6 Rd3 35.Qa4 1–0. rryy44 – ions, kurnik, 2012.

7.c4+– d5!? 8.Qa4 Qd6 +–.

7.c4+– Ne4 8.Bg7 Kg7 9.a3 Nd3 10.ed3 Nc5 11.Qc2 d6 12.0–0 Bf5 13.Qc3 f6 14.Ne1 Rb8?! 15.d4 Ne6 16.Qe3 Qd7 17.Nf3 c6 18.a4 c5 19.d5 Nc7 20.Re1 Rfe8 21.a5 e5 22.Nh4 Bb1 23.Rab1 f5 24.Qg5 Rf8 25.Bh3 Rf6 26.Re2 Rbf8 27.Rbe1 h6 28.Qe3 g5 29.Nf5 Rf5 30.Bf5 Qf5 31.d3 Ne8 32.b6 a6 33.f4! gf4 34.gf4 Qf4 35.Rg2 Kh8 36.Qh3 Qd4? 37.Kh1 Rf6 38.Reg1 Kh7 39.Qd7 (39.Qd7 Rf7 40.Qf7 Kh8 41.Rg8#) 1–0. rryy44 – hristovladovt, kurnik, 2012.

6.b5 Nb8

7.0–0 d5 8.d4 Bg4 9.Nbd2 Nbd7 10.Re1 Nb6 11.e4 (11.c4 dc4 12.Ne5 Nfd5 13.Ndc4 Nc4 14.Nc4 a6=) 11...de4 12.Ne4 Ne4 13.Re4 Bf5 14.Re1 Qd7 15.Ba3 Rfe8 16.Rb1 (16.Ne5 Be5 (worse is 16...Qb5 17.Bb7 Rad8 18.Bc6+–) 17.Re5 Nc4=) 16...Nc4 (16...a6!? 17.ba6 Ra6–/+) 17.Bc1+= Rad8 (17...a6 18.ba6 Ra6 19.Rb7 Ra2 20.c3=) 18.Bf4 (better is 18.Rb4!? Nb6 19.Ne5=) 18...Na3–/+ 19.Rb2 Nb5 20.Qb1 Nc3 (20...Nd4?! 21.Nd4 Bd4 22.Rb7–/+) 21.Qc1 b6 22.Be5 (22.Rb3 Nd5–/+ (worse is 22...Bd4 23.Nd4 Qd4 24.Be5 Qe5 25.Re5 Rd1 26.Qd1 Nd1 27.Rd5+–)) 22...a5 (22...Be5!? 23.de5 Qa4–+) 23.Bg7–/+ Kg7 24.Ne5? (better is 24.Re3 Nd5 25.Re1–/+) 24...Qc8?? (better is 24...Qd4 25.Nc6 Qd2–+) 25.Re3 (25.Bc6 f6 (25...Rd4? 26.Qe3 Red8 27.Qc3+–) 26.Be8 Re8=) 25...Nd5 26.Rf3 (26.Re1!? Nc3 27.Bc6+=) 26...f6–/+ 27.Nc6 Rd6 28.Na7 Qd8 29.Nb5 Rd7 30.c4 Nb4 31.Rd2? (better is 31.a3!? Nd3 32.Rd3 Bd3 33.Rd2–/+) 31...c6–+ 32.a3 cb5 33.ab4 bc4 34.Qc4 (34.ba5 ba5 35.Rc3–+) 34...ab4 (better is 34...Rc7 35.Qf1 ab4–+) 35.Qb4–/+ Rd6 36.Rb3 Qc7 37.d5 Qc1 38.Bf1 Qc5 39.Qc5 bc5 40.Rb7 Kh6 41.Bb5 Red8 42.Re7 Rd5 43.Rd5 Rd5 44.Bc4 Rd4 45.Bg8 g5 46.Kf1 Re4 47.Re4 Be4 48.Ke2 Kg7 49.Bc4 f5 50.Ke3 Kf6 51.f4 h6 52.h3 Bg2 53.h4 gf4 (53...gh4!? 54.gh4 Bc6–/+) 54.Kf4+= Bc6 55.Bb3 Bd7 56.Bc4 Be6 57.Bd3 Exerts pressure on the isolated pawn 57...c4 58.Bc2 Bd7 59.Bb1 Be6 ˝–˝. gbsrao (2335) – malvesp (2760), net–chess.com, 2015. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0–0 5.Bg2 Nc6 6.b5 Nb8)

7.a4 b6 8.Ne5 d5 9.c4 Bb7 10.cd5 Bd5 11.Nc6 Bc6 12.bc6 Qd6 13.Qc2 Rd8 14.0–0 Na6 15.Ba3 Qe6 16.e3 Nc5 17.d4 Nce4 18.Nc3 Nc3 19.Qc3 Ne4 20.Qd3 Nf6 21.Rad1 Nd5 22.e4 Nf6 23.d5 Qe5 24.f4 Qh5 25.Be7 Re8 26.d6 cd6 27.Bd6 Rad8 28.c7 Rc8 29.Qf3 Qf3 30.Bf3 Ne4 31.Be4 Re4 32.Rfe1 Ra4 33.Re7 Rc4 34.Rd7 Bf8 35.Rd8 R4c7 36.Bc7 Rc7 37.Ra8 Kg7 38.Rdd8 Bc5 39.Kg2 a5 40.g4 Kf6 41.Rd5 Ke6 42.Rad8 f6 43.h4 Be7 44.f5 gf5 45.gf5 Kf7 0–1. mapaj – 0471, kurnik, 2012.

7.a4 c6 8.c4 d5 9.cd5 cb5 10.ab5 Qd5 11.Nc3 Qd8 12.0–0 Nbd7 13.e3 Nc5 14.d4 Nce4 15.Ne4 Ne4 16.Nd2 Nd2 17.Qd2 e5 18.d5 Bd7 19.Qb4 f5 20.Rfd1 e4 21.Bg7 Kg7 22.Qd4 Qf6 23.Qb4 Qb6 24.Bf1 Rfc8?? 25.Qe7+– Kh6 26.Qd7 Rc7 27.Qe6 Qc5 28.Qe5 Re7 29.Qf4 Kg7 30.d6 Rd7 31.Rac1 Qb6 32.Rc7 Rad8 33.Qe5 Kh6 34.Rd7 Rd7 35.Qe6 Qd8 36.h4 b6 37.Kg2 Qc8 38.Be2 Qd8 39.h5 Kg5 40.hg6 hg6 41.g4 fg4 42.Qg4 Kf6 43.Qf4 Kg7 44.Qe5 Qf6 45.Qe4 Qg5 46.Kf1 Qh6 47.Bf3 Qh3 48.Bg2 Qh5 49.Qd4 Kh7 50.Ke1 Qb5 51.f4 Qa5 52.Kf2 Qa2 53.Kf3 Kg8 54.Rh1 Rg7 55.d7 (55.d7 Qe2 56.Ke2 Rd7 57.Rh8 Kf7 58.Qd7 Kf6 59.Rf8#) 1–0. rryy44 – purvabridis, kurnik, 2011.

5.Bg2 d5

6.0–0 c5 7.b5 a6 8.a4 ab5 9.ab5 Ra1 10.Ba1 Qa5 11.Nc3 d4 12.b6 dc3 13.Bc3 Qb6 14.e3 Nc6 15.Qa1 Nh5 16.d4 cd4 17.Rb1 Qc7 18.ed4 Rd8 19.g4 Nf4 20.Bd2 Ng2 21.Kg2 Bg4 22.c3 Bf3 23.Kf3 Qd7 24.Kg2 Qg4 25.Kh1 Qe4 26.Kg1 h5 27.Be3 e5 28.Rb7 Nd4 29.Qa7 Nf3 30.Kg2 Nh4 31.Kf1 Rd1 32.Ke2 Qd3 0–1. rryy44 – snofonius1, kurnik, 2012.

6.0–0 d4 7.Nd4+= Ng4 (7...Na6 8.b5 Nc5 9.Nb3+=) 8.c3+/– Nc6 (8...a5 9.b5+/–) 9.Nc6 bc6 10.Bc6 Rb8 11.d4 Qd6 (11...a5 12.a3+–) 12.Bf3+– Nf6 (12...e5 13.a3+–) 13.Nd2 Bh3 (13...Bg4 14.Bg4 Ng4 15.e4+–) 14.Re1 Bg4 15.e4 Bf3 16.Nf3 Nd7 17.a4 a5 18.Ba3 ab4 19.cb4 Nb6 20.b5 Qd8 21.Qb3 Bd4 22.Rad1 Re8 23.Rd4 Qc8 24.Ng5 e6 25.Qf3 f5 26.ef5 ef5 27.Qb3 Kg7 28.Qf7 Kh6 29.Rh4 Kg5 30.f4# 1–0. mtr – kujta, internet, 2009.

6.0–0 Bd7 7.d3 Qc8 8.Re1 Bh3 9.Bh1 c5 10.bc5 Qc5 11.Bd4 Qa5 12.Nbd2 Nc6 13.Nb3 Qc7 14.Bb2 e5 15.Rc1 Bh6 16.c4? (better is 16.e3!?=) 16...Bc1–/+ 17.Qc1 d4 18.Qh6 Bd7 19.Ba3 Rfe8 20.Ng5 Ne7 21.Be7 Re7 22.Nd2 Qa5 23.Rd1 Qa4 24.Rf1 Bf5 25.g4 Bg4 26.Nde4 Qa6 27.Nf6 Qf6 28.Qh7 Kf8 29.Qh4 Kg7 30.Qh7 Kf8 31.Qh4 Kg7 32.Qg4 Rh8 33.Bd5 Rh5 34.Ne4 Qa6?? 35.Ng3 Rh7 36.Nf5 (36.Nf5 Kf8 37.Ne7 Ke7 38.Qc8+–) 1–0. Cohn,M (2130) – Vasconcelos,Paulo Cesar da S (1950), TCh–Paulista, 2011.

6.0–0 Be6 7.d3 a6 (7...c6 8.Nbd2=) 8.Nbd2 Nc6 9.Rc1 (better is 9.a3!?=) 9...Nb4–/+ 10.a3 Nc6 11.c4 dc4 12.Nc4 Rb8 13.Nce5 Bd5 (13...Na5 14.Qa4 Nb3 15.Rc3=+) 14.Nc6 (14.e4!? Be6 15.Nc6 bc6 16.Bf6 Bf6 17.d4=) 14...Bc6=+ 15.e4 Bb5 16.Ne1 (16.Re1 Qd7=+) 16...Qd7–/+ 17.e5 Ng4 (17...Nd5 18.Qe2–/+) 18.Bh3 (18.Qe2 Nh6=+) 18...Ne3 (18...Nf2 19.Rf2 Qh3 20.Rc7–/+) 19.Bd7 (19.fe3!? Qh3 20.Rc7=+) 19...Nd1–/+ 20.Rd1 Bd7 21.d4 Rfd8 22.Nd3 Bb5 23.Rfe1 Rd5 0–1. gbsr (2320) – pe (2120), net–chess.com, 2003.

6.0–0 Nh5 7.Bg7 Kg7 8.c4 (8.Nc3 Nf6+=) 8...d4 (8...dc4 9.Qc2=) 9.Na3 (9.e3 Nc6+=) 9...c6 (9...a5 10.Nb5+=) 10.Nc2+/– d3 11.ed3 (11.Ne3 Nf6+=) 11...Qd3 (11...Bf5 12.Re1 Bd3 13.Ne5 Bc2 14.Qc2+=) 12.Re1 (12.Ne5 Qf5 13.d4 Nd7+–) 12...e6 (12...Bf5 13.Nfd4 Re8 14.Bf1 Qf1 15.Rf1+–) 13.c5 (13.Ne5 Qd6+/–) 13...Nd7+= 14.Nfd4 e5?? (better is 14...Qa6+/–) 15.Bf1+– Qc2 16.Nc2 a5 17.d4 ab4 18.Nb4 ed4 19.g4 Nf4 20.Qd4 (20.Qd4 Kg8 21.Qf4 Nc5 22.Rac1+–) 1–0. pierre – LurZa_boY, internet, 2008.

6.0–0 h6 7.Na3 Bd7 8.c4 c6 9.d3 Qc8 10.Qb3 Be6 11.Nd4 dc4 12.dc4 (< 12.Nc4 b5 13.Nb5 cb5 14.Ba8 bc4 15.dc4 Bc4–/+) 12...Bh3 13.Nf3 Bg2 14.Kg2 Nbd7 15.Rac1 c5 16.Nc2 Re8 17.Rfe1 e5 18.e4 cb4 19.Nb4 (< 19.Qb4 Nc5–/+) 19...Nc5 20.Qc2 Nfd7 21.Nd5 Qc6 22.Nh4 Rac8 23.Kg1 Qe6 24.f3 h5 25.Red1 Nb6 26.Qe2 Kh7 27.Kh1 Rc6 28.Ba3 Rec8 29.Nb4 R6c7 30.Nd5 Rc6 31.Ng2 Bf8 32.Rc2 Na6 33.Bf8+= Rf8 34.Nge3 Rfc8 35.Rdc1 Na4 36.Qd2 N4c5 37.g4 hg4 38.Ng4 Nd7 39.Qh6 Kg8 40.Qg5 Re8 41.Rg1 Nac5?? 42.Nh6 Kh7 43.Nf5! (43.Nf5 Qf5 44.ef5+–) 1–0. Saliba,Michael – Galeb,Antoine, Skopje ol (Men) fin–D, 1972.

6.a3 a5 7.0–0 ab4 (7...c6 8.Bd4=+) 8.ab4= Ra1 9.Ba1 Qd6 10.Be5 Qb4 11.Bc7 Nc6 12.c3 Qb5 13.Na3 Qa6 14.Nc2 Ne4 (14...Ne8 15.Bf4=) 15.Nfe1 (15.Ne3 e6=) 15...Bh6 16.Ne3 Be6 17.Nd3 Be3 (17...Qa2 18.Be4 de4 19.Nc5=+) 18.fe3 (< 18.de3 Nc3 19.Qd2 Rc8=+) 18...Rc8 19.Nf4?? (better is 19.Bf4=) 19…Rc7–+ 0–1. Thompson,Edward (1750) – Simeonov,Lyuben (2190), cor ICCF Veterans World Cup I, section, 2008.

6.Na3 a5 7.b5 c5 8.bc6 bc6 9.0–0 Na6 10.c4 Nb4 11.Nc2 Ba6 12.Ne5 Qd6 13.a3 Nc2 14.Qc2 Rab8 15.Nf3 Qc5 (< 15...dc4 16.Be5 Qd5 17.Bb8 Rb8 18.Rfb1+/–) 16.Be5 Rb7 (< 16...Bc4 17.d3 Nd7 18.Bg7 Kg7 19.Rfc1+–; < 16...Qc4 17.Qc4 Bc4 18.Bb8 Rb8 19.Rab1+=) 17.Nd4 Nd7 (17...Bc4!? 18.d3 Ne4 19.Bg7 Kg7 20.Nc6 Qc6 21.de4 Rc8=) 18.Bg7+= Kg7 19.Nb3 Qc4 20.Qc4 dc4 21.Na5 Rb2 22.Rfd1 Nc5 23.Bc6 (23.Nc6!? e6 24.Rab1+=) 23...Rd8= 24.Rac1 Nb3 25.Nc4 Nc1 26.Nb2 Ne2 27.Kg2 Nd4 28.Bf3 (28.Be4 f5 29.Bd3 Bd3 30.Nd3 Ra8=) 28...Rb8=+ 29.Na4 Nf3 30.Kf3 Rb3 31.Nc3 Ra3 ˝–˝. Mecking,Henrique – Pinto Paiva,Jose, BRA–ch Sao Paulo, 1967.

6.Nc3 a6 7.a4 c6 8.e3 Bg4 9.Ne2 Nbd7 10.d3 Re8 11.c4 dc4 12.dc4 Bf3 13.Bf3 e5 14.0–0 Nb6 15.c5 Nbd5 16.Qe1 Qe7 17.Rb1 Rab8 18.Qd2 Rbd8 19.Qe1 e4 20.Bg2 h5 21.h4 Ng4 22.Bg7 Kg7 23.Nf4 Nf4 24.ef4 f5 25.Qc3 Qf6 26.Qf6 Nf6 27.Rfd1 Rd5 28.f3 e3 29.Rd5 Nd5 30.Kf1 Kf6 31.Bh3 e2 32.Ke1 Nc3 33.Ra1 Rd8 34.g4 Rd1 35.Rd1 ed1Q 36.Kf2 Qe2 37.Kg3 Qe1 38.Kg2 Ne2 39.g5 Ke6 40.Bf5 Kf5 41.b5 Qg1 42.Kh3 Qg3 0–1. rryy44 – polunia1, kurnik, 2012.

6.Nc3 Nbd7 7.d3 (7.0–0 e5=+) 7...a5 (7...c6 8.0–0=+) 8.a3 (8.b5 a4=+) 8...ab4 (8...c6 9.0–0=+) 9.ab4= Ra1 10.Qa1 c6 11.0–0 Qb6 (11...Re8 12.e4 e5 13.ed5 cd5 14.Nb5=) 12.Qa3 (12.e4 Qb4 13.ed5 Re8 (13...Nd5? 14.Nd5 Qb2 15.Ne7 Kh8 16.Qb2 Bb2 17.Rb1+–) 14.dc6 bc6+=) 12...Re8 (12...e5 13.Na4 Qc7 14.Nc5=) 13.Ra1 (13.Na4 Qc7=) 13...e5 14.Na4 Qc7 15.Nc5 b6 (15...Nc5 16.bc5 Nd7 17.Qc3=) 16.Nb3 (16.Nd7 Nd7 17.c4 Qd6=) 16...Bf8 17.c3 Bb7 18.c4 Ra8–/+ 19.Qa8 Ba8 20.Ra8 Kg7 21.cd5? cd5–+ 22.Nfd2 Bb4 0–1. gbsrao (2310) – vpozzoli (2230), net–chess.com, 2008.

6.d3 e6 7.Nbd2 Qe7 8.a3 Rd8 9.0–0 b6 10.c4 Bb7 11.Qb3 c5 12.bc5 bc5 13.Rab1 Bc6 14.Ne5 Be8 15.cd5 ed5 16.Rfc1 Na6 17.Qc2 Rac8 18.Ndf3 h6 19.Bc3 d4 20.Ba5 Rd6 21.Qc4 Nd5 22.Ng4 h5 23.Nd2 Nc3 24.Bc3 dc3 25.Ne4 Rd4? 26.Qa6+– hg4?? 27.Qc8 Rd8 28.Qc5 Qe6 29.Nc3 Rc8 30.Qe3 Qe3 31.fe3 Rc3 32.Rc3 Bc3 33.Rb8 Kf8 34.Bc6 Bd2 35.Kf2 Bc1 36.Re8 Kg7 37.a4 Ba3 38.Ra8 Bc5 39.d4 Bb6 40.a5! Ba5 41.Ra7 Bb4 42.Bd5 Kf6 43.Rf7 Kg5 44.e4 Bd2 45.e3 Be3 46.Ke3 Kh6 47.Kf4 g5 48.Kg4 Kg6 49.Rf5 Kg7 50.Rg5 Kf8 51.e5 Ke7 (51...Ke8 52.e6 Ke7 53.Rg7 Ke8 54.Rb7 Kf8 55.e7 Ke8 56.Bc6 Kf7 57.e8Q Kf6 58.Qf7) ˝–˝. piiotr99 (1820) – jacekmpl (1810), kurnik, 2011.

6.d3 Bg4 7.Nbd2 Qd6 8.a3 Nbd7 9.c4 c6 10.0–0 e5 11.Qc2 Rfe8 12.e4 d4 13.Nh4 Bh6 14.c5 Qe7 15.Nc4 b6 16.Nd6 Red8 17.Bc1 Bc1 18.Rac1 (< 18.Qc1 Be2 19.Re1 Bd3–/+; 18.Rfc1?! Rab8=+) 18...bc5 19.Nb7 Rdb8 20.Na5 Rb6 (< 20...cb4 21.Nc6 Qd6 22.Nb8 Rb8 23.ab4+=) 21.f4 Rc8 (21...ef4!? 22.e5 Qe5 23.Bc6 Rc6 24.Nc6 Qe6=+) 22.Nc4= Rb5 23.fe5 Ne5 24.Ne5 Qe5 25.Qf2 cb4 26.h3 g5 27.hg4 gh4 28.Qf6 Qf6 29.Rf6 ba3 30.Ra1 Rb3+= 31.Bf1 hg3= 32.Kg2 Kg7 33.Rf3 Rcb8 34.Kg3 Rc3 35.Rf2 Rb2 36.Kf3 c5=+ 37.Rg2 c4 38.Ra2? Ra2?? 39.Ra2–/+ cd3 40.Kf4 Rc2 41.Ra1 d2–+ 42.Be2 d3! 43.Bf3 Rc1 44.Ra3 d1Q 45.Bd1 Rd1 46.Ra7 d2 47.Ke3 Re1 48.Kd2 Re4 49.Ra8 h6 50.Kd3 Rg4 51.Ke3 f5 52.Kf3 Rh4 53.Ra6 h5 54.Kg3 Rg4 55.Kh3 Rg6 56.Ra8 Kf6 57.Kh4 Rg1 58.Ra6 Ke5 59.Ra5 Kf4 60.Ra4 Kf3 61.Ra3 Kf4 ˝–˝. Davies,N (2495) – Burgess,G (2300), 4NCL Birmingham ENG, 2000.

6.d4 c6 7.Nbd2 Bg4 8.0–0 Qc8 9.c4 White claimed a win on time 1–0. JAY2PLAY – Snoopy85, ChessWorld.net, 2014. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0–0 5.Bg2 d5)

6.d4 Nc6 7.Nbd2 (7.c3!?=+) 7...Nb4–/+ 8.0–0 Nc6 9.Re1 b6 (9...Bf5 10.c4 Nb4 11.Rf1–/+) 10.e4 (10.c4 a6=+) 10...de4 11.Ne4 Ne4 12.Re4 Bb7 13.Qe2 e6 14.Re1 (14.c4 a6–/+) 14...Nb4 15.d5 (better is 15.Re3!?–/+) 15...Bb2–+ 16.Rb4 Bc3 17.Re4? (17.Rf4 e5 18.Ne5–+) 17...Be1 18.Qe1 Bd5 19.Rd4 Qf6 20.Rf4 Qg7 21.c4 Bb7 22.Ne5 Bg2 23.Kg2 Rad8 24.Nc6 Rd6 25.Na7 c6 26.Qb4 c5 27.Qb3 Rb8 28.Nb5 Rd2 29.Rf3 Rbd8 30.Nc3 R8d3 31.Qa4 Rf3 32.Qa8 Qf8 33.Qf3 Rd4 0–1. gbsrao (2310) – vpozzoli (2230), net–chess.com, 2009.

6.d4 Bd7 7.0–0= c6 8.Nbd2 Qc8 9.Rc1 (9.Re1 Bf5=) 9...Bh3 10.Bh3 Qh3 11.Ng5 (11.c4 Qe6=+) 11...Qd7 (11...Qg4 12.Ngf3–/+) 12.e4 (12.Nb3=+) 12...e6 (12...h6 13.e5 hg5 14.ef6 Bf6 15.Nb3–/+) 13.c4 (13.e5 Ne8 14.Qg4 Nc7=) 13...Qe7 (13...h6 14.e5 hg5 15.ef6 Bf6 16.Qf3–/+) 14.cd5 (14.ed5 cd5 (< 14...Qb4 15.Bc3 Qd6 16.de6+/–) 15.c5 h6=) 14...cd5 15.a3 Nc6 16.b5= Na5 17.Qa4+= b6 18.Bc3 Nb7? 19.Bb4+– Nd6 20.e5 (20.e5 Nfe8 21.Ngf3+– (21.ed6?! Qg5 22.d7 Nf6 23.Bf8 Rf8+–; 21.Bd6?! Nd6 22.Ngf3 Ne4+=)) 1–0. gbsrao (2300) – fersbery (2170), net–chess.com, 2009.

6.d4 Nbd7 7.e3 Nb6 8.a4 Nc4 9.Bc1 Bg4 10.Nbd2 Ne4 11.Nc4= dc4 12.c3 Nc3=+ 13.Qc2 Nd5 14.Qc4 c6 15.0–0= Rc8 16.Bb2 Be6=+ 17.Qc1 Nb4–/+ 18.Qd2 a5 19.Bc3 c5 20.dc5? Qd2–+ 21.Bd2 Ba1 22.Ra1 Rc5 23.Nd4 Bd5 24.e4 Bc6 25.Nc6 bc6 26.Rb1 Rb8 27.f4 Rc2 (27...Rc2 28.Be3 Ra2–+) 0–1. Chiellini – Ravagnati, Milano, 1985.

6.Bd4 Nbd7 7.Nc3 c6 8.b5 c5 9.Nd5? (better is 9.Bf6 Nf6 10.Rb1–/+) 9...cd4–+ (9...Nd5?! 10.Bg7 Kg7 11.c4–+) 10.Nd4 (10.Nf6 Bf6 11.0–0–+) 10...Nd5 11.Bd5 Bd4 12.c3 Bg7 13.Qb3 Nf6 14.c4 (14.Bg2–+) 14...Nd5 15.cd5 (15.Rd1 Nf6–+) 15...Ba1 16.h4 e6 17.de6 Be6 18.Qb1 Qd4 (18...Bg7 19.h5–+) 19.h5 Qb2 (19...Rad8 20.d3–+) 20.Qb2 Bb2 21.hg6 fg6 22.f4 Rac8 23.e4 Rc1 24.Ke2 Rh1 25.f5 gf5 26.ef5 (26.e5 Bc4 27.Ke3 Rd8 28.Kf4 Rf1 29.Kg5 Ba3 30.Kh4 Be7 31.Kh3 Rd2 32.b6 Rh1#) 26...Bc4 27.Kf3 Rf5 28.Kg4 Rhh5 (28...Be6 29.d4 h5) 29.d3 Bd5 30.d4 Bf3 0–1. Tradesmen – NikMed, ChessWorld.net, 2014. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 d5 5.Bg2 0–0)

6.e3 c6 7.0–0 (7.a3 a5=+) 7...a5 (7...Qd6 8.a3=+) 8.a3 ab4 9.ab4 Ra1 10.Ba1 Na6 11.Bf6 Bf6 12.c3 Nc7 (12...Bg4 13.d4=) 13.Na3 (13.d4 Bf5=) 13...Bg4 14.h3 (14.d4 Qd7=+) 14...Bf5 15.g4 (15.d4!?=+) 15...Bd3–/+ 16.Re1 Qa8 (16...e5 17.Bf1 Bf1 18.Rf1–/+) 17.Nc2 (17.Qb3 e5=+) 17...Nb5 (17...Qa2 18.Ncd4=+) 18.Bf1 Bf1 19.Kf1 Qa4 20.g5 Bg7 21.Ncd4 Qd1 22.Rd1 Nd4 23.Nd4 Bd4 24.ed4= Ra8 25.Ke2 e6 26.f4 Kg7 27.Ke3 Ra2 28.Rb1 1–0. gbsrao (2100) – blackbeauty (2315), net–chess.com, 2008.

6.e3 Nbd7 7.0–0 Nb6 8.c3 Nc4 9.Bc1 c6 10.d3 Nd6 11.Nbd2 Re8 12.c4 dc4 13.Nc4 Nd5 14.Bb2 Bb2 15.Nb2 Nb4 16.Qb3 Nd5 17.Ne5 e6 18.Nbc4 Nc4 19.Qc4 Qg5 20.d4 Nb6 21.Qc2 Nd7 (21...Qe7 22.Rfd1=) 22.f4 (22.Bc6!? bc6 23.Qc6+=) 22...Qe7= 23.Rab1 Nb6 24.Nc6 bc6 25.Bc6 Bb7 26.Be8 Qe8 27.Qd2 (better is 27.Rfc1!?+=) 27...Qc6–+ 28.Kf2 Rd8 (28...Nc4!? 29.Qe2 Na3 30.Rbc1 Qg2 31.Ke1 Qe2 32.Ke2 Ba6 33.Kf2 Bf1 34.Rf1–+) 29.Rbc1–/+ Qe4 30.Qc2?? (better is 30.Rc3–/+) 30...Qf3–+ 31.Ke1 Qe3 (31...Qe3 32.Qe2 Qc1 33.Kf2 Qc6–+) 0–1. Suarez Hernandez – Sanchez Ruiz, Calpe op, 2004. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0–0 5.Bg2 d5)

6.0–0 a5

7.a3 c6 8.d3 ab4 9.ab4 Ra1 10.Ba1 Na6 11.c3 Re8 12.Nbd2 e5 13.e4 de4 14.de4 Qd3 15.Qb1 Qb1 16.Rb1 ˝–˝. Halmeenmaeki – Molander, Finland 1998.

7.a3 Nbd7 8.Nc3 =.

7.ba5 Ra5 8.d3 c5 9.Nbd2 d4 10.c3 b5 11.cd4 cd4 12.Bd4 Nc6 13.Bc3 Ra3 14.Qc1 b4 15.Bb4! Ra6 16.Bc3 Bg4 17.Qb2 Bf3 18.Nf3 Rb6 19.Qd2 Nd5 20.Bg7 Kg7 21.e4 Nf6 22.Rfe1 e5 23.Red1 Nd4 24.Nd4 Qd4 25.Qa5 Rb2 26.Qe1 Rc8 27.Rac1 Ra8 28.Rc4 Qb6 29.Qc3?? Raa2 30.Rf1?? Rf2 31.Rf2 Qf2 32.Kh1 Qg2# 0–1. linakip – wierak, kurnik, 2011.

7.ba5 Ra5 8.d3 Nc6 9.Nbd2 d4 10.Nb3 Rd5 11.c3 dc3 12.Bc3 Rh5 13.Qc2 Bh3 14.Bh3 Rh3 15.Nbd4 Nd4 16.Bd4 Rh5 17.Rab1 Qc8 18.Be5? Ng4 19.Bc7 Nh2! 20.Nh2 Be5! 21.f4 Bc7 –+. Bukal – Marangunic, Zagreb 1972.

7.ba5 Ra5 8.d3 Nc6 9.Nbd2 d4 10.Nb3 Rd5 11.Nfd4? Nd4 12.Bd5 Nd5 13.Nd4 (13.Bd4 Bd4 14.Nd4 Nc3 –+) 13...c5.

7.ba5 Ra5 8.d3 Nc6 9.Nbd2 d4 10.Nb3 Rd5 11.e3.

7.b5 a4 8.c4 c6 9.Na3 Nbd7 10.Rb1 cb5 11.cd5 b4 12.Nc2 Qa5 (12...Nb6 13.Nb4 Nbd5 14.Be5+=) 13.Nb4 Nd5 14.Nd5 Qd5 15.Bg7 Kg7 16.Qc2 Nf6 17.a3 Qh5 18.Rb4 Qa5 19.Qb2 Rd8 20.d3 Ra6 21.Ne5 Re6 22.Rb5 Qa6 23.Rc1 (23.Bb7? Bb7 24.Rb7 Re5–+) 23...Kg8 24.Bf3 Ne8 25.Bd5 Nd6 26.Be6 Be6 27.Rbc5 Bb3 28.Rc7 f6 29.Nd7 Qa5 30.R1c5 b5 31.Qa1 Ne8+= 32.Rc8 Nd6?? 33.Qc3+– (33.Qc3 Qc3 34.Rd8 (34.Rc3?? Rc8 35.Nc5 e5–+) 34...Kf7 35.Rc3+–) 1–0. Dableo,R (2460) – Padmini,R (2315), 9th Asian Continental, Olongapo City PH, 2010.

7.b5 a4 8.d3 c5 9.Na3 Nbd7 10.Re1 Qc7 11.e4 d4 12.e5 (12.c3 dc3 13.Bc3 Re8=) 12...Nd5 13.e6 (13.Nd4 cd4 14.Bd5 Qc5=) 13...fe6=+ 14.Ng5 (< 14.Re6 Ne5 15.Re5 Be5 16.Ne5 Qe5–/+) 14...Ne5 15.f4 Nf7 16.Ne6 Be6 17.Re6 Ne3 18.Qe2 Ng2 19.Kg2 Bf6 20.Nc4 (20.b6 Qd7=+) 20...Nd6 21.Re1 (21.b6!? Qc6 22.Kg1=) 21...Nb5–/+ 22.Rb6 Kh8 23.Qf3 (23.Qe6 Na7–/+) 23...Nd6 24.Re6 a3 25.Bc1 Nc4 26.dc4 Ra4 27.Rb7 Qc8 28.Re2 Rc4 29.Rb3 Rb4 30.Ra3 Rb1–/+ 31.Re1 Qf5 32.Qd3 Qd5 33.Qf3 Qc4 ˝–˝. Poleschi,Ricardo (2415) – Flitsch,Guenther, IECC, 2001. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0–0 5.Bg2 d5 6.0–0 a5)

7.b5 a4 8.d3 c6 9.Na3 Nbd7 10.c4 dc4 11.bc6 bc6 12.Nc4 Bb7 13.Rb1 Qc7 14.Nfe5 Ra6 15.Qc2 Nd5?? (better is 15...Rb8+/–) 16.Nd7+– (16.Nd7 Qd7 17.Bg7 Kg7 18.Qb2 Kg8 19.Qb7 Qb7 20.Rb7+–) 1–0. Poleschi,Ricardo D – Snyder,Marcos, SIMUL, 1999. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0–0 5.Bg2 d5 6.0–0 a5)

7.b5 a4 8.d3 c6 9.bc6 Nc6 10.Ne5 Qb6 11.Nc6 bc6 12.Be5 Rd8 13.Nd2 Bf5 14.Rb1 Qc5 15.c4 Bh6 16.cd5 cd5 17.Rb7 Ng4 18.d4 Qa3 19.e4 Bc8 20.Nb1 Qa2 21.Re7 Ne5 22.de5 Bf8 23.Rc7 Ba6 24.Qf3 d4 25.Rfc1 Rac8 26.Nd2 Bh6 27.Bh3 Rc7 28.Rc7 Bd2 29.Qd1 Rb8 30.Rc2 Rb1 31.Rd2 Rd1 0–1. Ramirez – Haines, Spain 1990.

7.b5 Qd6 8.c4 dc4 9.Qc1 Qb4 10.Na3 Nbd7 11.Rb1 c3 12.Bc3 Qe4 13.Ba1 Qd5 14.Nd4 Qd6 (worse is 14...Qa2 15.Bb2 e5 16.Ra1 Qa1 17.Ba1 ed4 18.Bd4+–) 15.b6 cb6 (15...Nb6? 16.Ndb5 Qd8 17.Nc7+– (17.Qc7?! Nbd5 18.Qd8 Rd8=)) 16.Nc4 Qb8 17.f4 Ra6 18.Nb5 Rd8 19.e4 a4 20.f5 gf5 21.ef5 Ne8 22.Qa3 Bf8 23.Qd3 Nef6 24.Rfe1 Re8 25.Ne5 Rd8 26.Rb4 Bg7 27.Ng4 (27.Ng4 h5 28.Nf6 ef6 29.Rbe4+–) 1–0. Poleschi,Ricardo – Yanes,Aulestia, Teams–ch email, 2000. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0–0 5.Bg2 d5 6.0–0 a5)

7.b5 Bd7 8.Na3 Qe8 9.Rb1 c6 10.bc6 Bc6 11.Nd4 Nbd7 12.c4 e5 13.Nc6 bc6 14.Nc2 Qe6 (< 14...dc4 15.Ba3+/–) 15.cd5 cd5 16.f4 Rfc8 17.fe5 Ne5 18.Nd4 Qd7 19.Nf3 Nc4 20.Bd4 Rab8 21.e3 Rb4 22.Rc1 Ne4 23.d3 Bd4 24.ed4 Ne3 25.Qe2 Nf1 26.Rc8 Qc8 27.de4 Ng3 28.hg3 Qc1 ˝–˝. Ottolini,Graziano (2115) – Groth,Detlef (1950), IECG, 1998.

7.b5 Nbd7 8.a4 Nb6 9.d3 c5 10.Nbd2 Bg4 11.Ba3 Rc8 12.Bb2 Bf3 13.Nf3 c4 14.Bd4 cd3 15.cd3 Nbd7 16.Rc1 Rc1 17.Qc1 b6 18.Qa1 Nc5 19.Rb1 Re8 20.h4 Qd6 21.Ne5 Nfd7 22.Nc6 Bd4 23.Qd4 Nf6 24.Bf3 Na4 25.Qa4 e5 26.Rd1 Nh5 27.Bh5 gh5 28.Kg2 f5 29.e3 Re6 30.f3 Rg6 31.f4 ef4 32.Qf4 Qc5 33.Rd2 Qc1 34.e4 de4 35.de4 Qa3 36.Ne5 1–0. sacaniev – whiteant, kurnik, 2012.

7.b5 Nbd7 8.d3 Nb6 9.Nbd2 Na4 10.Bd4 Ne8 11.c4 Nc3 12.Bc3 Bc3 13.Rc1 Bb2 14.Rc2 Bg7 15.cd5 Qd5 16.Qb1 Qh5 17.Rfc1 Bh3 18.Rc5 Qg4 19.R1c4 Qd7 20.Ne5 Be5 21.Bh3 Qh3 22.Re5 Qd7 23.Qc1 f6 24.Rec5 e5 25.a4 Rf7 26.Ne4 Rd8 27.Qb2 Qe6 28.Rc2 Rd4 29.R5c4 Rc4 30.Rc4 Nd6 31.Nd6 Qd6 32.Qc3 Qb6 33.d4 e4 34.Qe3 Qe6 35.Qc3 Qb6 36.Qd2 f5 37.Qf4 Re7 38.e3 Kg7 39.Rc5 Kg8 40.g4 fg4 41.Qg4 Qd6 42.Qc8 Kg7 43.h3 Rf7 44.Qb7 Qf6 45.Rc2 Qg5 46.Kh1 Qf5 47.Kh2 c5 48.Qb6 cd4 49.Qd4 Kh6 50.Qd6 Rf6 51.Qg3 Qh5 52.b6! Rf3 53.Qg4 Qe5 54.Kg2 Rf7 55.Qg3 Qh5 56.Rc7 Rf3 57.Qg4 Qg4 58.hg4 Rf8 59.Ra7 Rb8 60.g5! Kh5 61.Kg3 (61.Rh7?! Kg5 62.b7 Kg4+–) 1–0. Poleschi,Ricardo D – Granara Barreto,Sebastian, UECC email, 1999. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 d5 5.Bg2 0–0 6.0–0 a5)

7.b5 Ne8 8.Bg7 Kg7 9.Qc1 f6 10.Na3 Nd6 11.d3 Nd7 12.Nd4 Nc5 13.Nb3 Nb3 14.ab3 c6 15.bc6 bc6 16.c4 Be6 17.Qc3 Qb6 18.Nc2 Bf7 19.Ra3 e5 20.Rfa1 Nb7 21.Qd2 Rad8 22.Qe3 Qe3 23.Ne3 Rd6 24.Rc1 Rfd8 25.Ra2 f5 26.cd5 cd5 27.Rc7 R8d7 28.Rac2 e4 29.Nf1 Rc7 30.Rc7 Rb6 31.Nd2 Kf6 32.d4 h5 33.h4 Be8 34.e3 a4 35.ba4 Ba4 ˝–˝. Filip – Vesely, Praha 1963.

7.a3 ab4 8.ab4 Ra1

9.Ba1 Na6 10.b5 Nc5 11.Na3 c6 12.bc6 bc6 13.c4 Ba6 14.cd5 cd5 15.d3 e6 16.Be5 Nfd7 17.Bg7 Kg7 18.Qa1 Qf6 19.Nc2 Qa1 20.Ra1 Bb7 21.Kf1 Ra8 22.Ra8 Ba8 23.Ke1 Kf6 24.Kd2 Nb7 25.Nfd4 Nd6 26.Nb4 h6 27.Ndc6 Bc6 28.Nc6 Ne5 29.Nd4 g5 30.h3 Nf5 31.Nb5 h5 32.Nc7 h4 33.e4 de4 34.de4 Nd6 35.gh4 gh4 36.Ke3 Nec4 37.Kf4 Ne5 38.Ke3 Ndc4 39.Kd4 Nd2 40.Ne8+/– Ke7 41.Ke5 Ke8 42.Kf6 Nc4 43.Kg5 Ke7 44.Kh4 Kf6 45.Kg4 e5 46.h4 ˝–˝. Schlusnik,Nandor (2105) – Sploshnov,S, Szivarvany rapid, 1994.

9.Ba1 Na6 10.Bf6 Bf6 11.c3 c5 12.bc5 Nc5 13.d4 Nd7 14.Qb3 e6 15.Nbd2 Qb6 16.Rb1 Qb3 17.Rb3 Rd8 (17...b6 18.Bf1+=) 18.e4 de4 19.Ne4 Be7 20.h4 b6 21.Ne5 f5? (better is 21...Ne5 22.de5 Bb7=) 22.Nc6+/– Re8 (22...fe4!? 23.Ne7 Kg7 24.Be4 Re8+/–) 23.Ne7+– Re7 24.Nd6 Ba6 25.Bc6 Be2 26.Nc8 (26.c4 Nb8 27.Rb6 Nc6 28.Rc6 Ra7+/–) 26...Rg7+/– 27.Nb6 (27.Rb2!? Bd3 28.f3+/–) 27...Nb6 28.Rb6 Rc7 29.Rb8 Kf7 30.Rb7 Rb7 31.Bb7 Ke7 32.f4 Kd6 33.Kf2 Bc4 34.Ke3 Kc7 35.Bf3 Kd6 36.Bd1 Ke7 37.Be2 Bd5 38.Bb5 Kf6 39.c4 Bb7 40.Kd3 h6 41.Kc3+– g5? 42.hg5 hg5 43.Kb4 gf4 44.gf4 Ke7 45.Kc5 Be4 46.Kb6 1–0. Stielfried,Martin (2160) – Fischer,Gerd (2045), Regionalliga NO, 2003. (=1.Nf3 d5 2.g3 Nf6 3.Bg2 g6 4.b4 Bg7 5.Bb2 0–0 6.0–0 a5 7.a3 ab4 8.ab4 Ra1)

9.Ba1 c5 10.bc5 Qa5 11.Bf6 Bf6 12.d4 Nc6 13.c3 Re8 14.Qb3 e5 15.e3 e4 16.Nfd2 Ne7 17.Na3 Qa8 18.Ra1 Qb8 19.Rb1 h5 20.Bf1 h4 21.Nb5 Nf5 22.g4 Nh6 23.h3 Bg4 24.hg4 Ng4 25.Nd6 Re7 26.Qd5 h3 27.Bh3 Be5 28.Bg4 Bd6 29.cd6 1–0. grajaro (1900) – banszegi, kurnik, 2012.

9.Ba1 Qd6 10.c3 (10.Be5 Qb6= 11.c3 Nbd7 12.d4 c6 13.Bf4) 10...e5 (10...Bg4 11.Na3=+ (11.d3 Bf3 12.Bf3 Nbd7 13.Qa4) 11...c6 12.Qb3 Ne4 13.Rd1) 11.d3 Nc6 (11...Nbd7 12.Nbd2= Re8 13.e4) 12.b5= Nd8 (12...Ne7 13.c4 d4 14.e3=) 13.c4 d4 14.Bb2 Re8 (14...c5 15.Nbd2=) 15.Ba3 Qb6 16.Nbd2 Nd7 (16...Bf5 17.Qb3=) 17.Nb3 (17.Qc2 Ne6=) 17...Ne6 18.Nfd2 (18.Qc2 h6=) 18...Ndc5 19.Ne4 (19.Nc5 Nc5 20.Qc2 Bf8=) 19...Ne4 20.Be4 Ng5 21.Bd5 c6 22.bc6 bc6 23.Bg2 Bh3 24.Bh3 Nh3 25.Kg2 Ng5 26.Bc5 Qc7 27.Qd2 h6 28.h4 Ne6 29.Ra1? (better is 29.Rb1!?=+) ˝–˝. Poley,V – Vaulin,A, Budapest Spring op, 1992. (=1.Nf3 d5 2.g3 Nf6 3.Bg2 g6 4.b4 Bg7 5.Bb2 0–0 6.0–0 a5 7.a3 ab4 8.ab4 Ra1)

9.Ba1 Bf5 10.d3 c6 11.c4 dc4 12.dc4 Na6 13.Bc3 Ne4 14.Bg7 Kg7 15.b5 cb5 16.cb5 Nac5 17.Nd4 Qb6 (17...Ng3!? 18.hg3 Bb1 19.Ne6 Ne6 20.Qb1 Qb6=+) 18.Nf5+= gf5 19.Qd4 f6 20.Be4 fe4 21.Nc3 Rd8 22.Nd5?? (better is 22.Qe3+/–) 22...Qb5–+ 23.Qb4 Qb4 24.Nb4 Rd2 25.e3 Nd3 26.Nd3 ed3 0–1. gbsrao (2355) – lovecraft (2330), net–chess.com, 2011.

9.Ba1 Bf5 10.d3= Qd6 11.Qd2 Nbd7 12.Nd4 Bg4 13.h3.

7.b5 c5

8.a4 b6 9.d3 Bb7 10.Nbd2 Nbd7 11.c4 d4 12.Ng5 Bg2 13.Kg2 Qc7 14.Nde4 h6 15.Nf6 Nf6 16.Nf3 e5 17.Bc1 Rae8 18.Kg1 Kh7 19.Nh4 e4 20.Bf4 Qd7 21.Ng2 Ng4 22.de4 Ne5 23.Be5 Re5 24.Qd3 Qe7 25.f3 f5 26.Nf4 fe4 27.fe4 Re4 28.Nd5 Rf1 29.Rf1 Qe6 30.Rf2 Re5 31.Nf4 Qd6 32.Nd5 Rd5 33.cd5 Qd5 34.e4 Qe6 35.Rc2 Be5 36.Kg2 Kg7 37.h3 h5 38.Qf3 c4 39.Rf2 Qe7 40.g4 hg4 41.Qg4 d3 42.h4 c3 43.h5 g5 44.Rf5 (44.Rf5 Bf4! 45.Rf4–+). rryy44 – klif72, kurnik, 2012.

8.c4 b6 9.d4 cd4 10.Nd4 Bb7 11.a4 Qc7 12.Na3 dc4 13.Bb7 Qb7 14.Nc4 Ne4 15.Qc2 Nc5 16.Rac1 e5 17.Nf3 Bh6 18.Rcd1 (18.Be5?! Bc1 19.Rc1 Nbd7=) 18...f6 19.Nd6 Qe7 20.Qc4 Kh8 21.Rd5 Nbd7 22.Rfd1 Ra7 23.Ba3 Rc7 24.Qh4 Bg7 25.Ne4 (25.Nc4 Kg8+/–) 25...Rf7 (25...Qf7 26.Nc5 Nc5 27.e4+=) 26.Kg2 Qe8? (better is 26...Bf8+/–) 27.Nd6 (27.Nd6 Qe6 28.Nf7 Qf7 29.Bc5 bc5 30.Qc4+–) 1–0. Coenen,M (2170) – Skutta,B (2075), Sparkassen Open, Dortmund GER, 2008.

8.bc6 Nc6 9.a4 Qb6 10.Qc1 Re8 11.Na3 e5 12.Nb5 Bf8 13.e3 Bg4 14.h3 Bf3 15.Bf3 Rac8 16.Qb1 Red8 17.Ba3 Ba3 18.Na3 Qc5 19.Qb5 Qe7 20.c3 e4 21.Be2 h5 22.Nc2 h4 23.g4 Nh7 24.f4 ef3 25.Bf3 Ng5 26.Bg2 Ne4 27.Qe2 Rd6 28.Nd4 Rcd8 29.Rab1 Ne5?? 30.Be4 de4= 31.Rb5 b6 32.Kh1 Rf6 33.Rbb1 Nf3 34.Rbd1= Qe5 35.Qg2 Nd4 36.ed4 Rf1 37.Rf1 Qe7 38.Re1 Re8 39.Qf2 Kg7 40.Kg1 Qg5 41.Qe3 Qe3 42.Re3 Kh6 43.d3 f5 44.gf5 gf5 45.de4 fe4 46.c4 Kg5 47.Rb3 Rc8 48.Rc3 Kf4 49.c5 bc5–/+ 50.dc5 Rc6 51.Kf2 Ke5 52.Rc1 Kd4 53.Rd1 Kc5 54.Ke3 Kb4 55.Ke4 Rc3 56.Rh1 Ka4 57.Kf4 Rg3 58.Ke4 Kb5 59.Rb1 Ka6 60.Rb8 Rh3 61.Ra8 Kb5 62.Rb8 Ka4 63.Kf4 Rb3 (63...Rb3 64.Rd8 h3–+) 0–1. Husari,Sa (2330) – Toth,E (2360), FSGM June, Budapest HUN, 2010.

8.c4 Nbd7 9.cd5+= Nd5 10.Bg7 Kg7 11.Na3 e5 12.Qb3 Nc7 13.d3 Qe7 14.Nc4 f6 15.Rfe1 Qe6 16.Nfd2 a4 17.Qb2 Nd5 18.Ne4 Rd8 19.a3 Qe7 20.Rac1 Nf8 21.Nc5!+– Qc5 22.Ne3 Qd6 23.Nd5 Ne6 24.Rc4 Bd7 25.Rec1 Rdc8 26.Ne3 Qb6 27.Qb4 Re8 28.Nd5 Nd4?? 29.Nb6 (29.Nb6 Ne2 30.Kh1 Nc1 31.Rc1+–) 1–0. Cech,Pavel (2180) – Sysala,Stanislav, Frydek Mistek op–B, 1995.

8.d3 Nbd7 9.Nbd2 a4 10.a3 Qc7 11.c4 d4 12.Rb1 Ra7 13.e4 b6 14.Nh4 Ne5 15.Qe2 Nh5 16.h3 Nd7 17.Ndf3 e5 18.Rbe1 Bh6 19.Bc1 Bc1 20.Rc1 Qd6 21.Nh2 Ndf6 22.Ng4 Ng4 23.hg4 Ng7 24.f4 f6 25.f5 g5 26.Nf3 h5 (26...Bb7 27.Kh2=) 27.Nh2 hg4 28.Ng4 Ne8 29.Kf2 Kg7 30.Rh1 Rh8 31.Rh8 Kh8 32.Rh1 Rh7 33.Nh6 (33.Rh7 Kh7 34.Qc2 Kg7+/–) 33...Kg7 34.Nf7! Qf8 35.Rh7+/– Kh7 36.Qh5 Kg8 37.Nh6 Kh8 38.Ng4 Kg8? 39.Qg6 Kh8+/– 40.Bf3 Bd7 41.Bd1 Qg7 42.Qg7 Kg7 43.Ba4 Nd6 44.Nh2 Bc8 45.Bc2 Nb7 46.Nf1 Kf8 47.Nd2 Na5 48.Nb3 Nb3 49.Bb3 Ke7 50.Bd1 Kd6 51.Ke1 Kc7 52.Kd2 Bd7 53.Kc1 Be8 54.Kb2 Bf7 55.Kc1 Be8 56.Kd2 Bf7 57.Ke1 Be8 ˝–˝. Llacsahuanga,Diego (2060) – Zata Gonzales,Daniel (1830), Piura PER, Open, 2013. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0–0 5.Bg2 d5 6.0–0 a5 7.b5 c5)

8.d4 c4 9.Nc3 a4 10.Ba3 Re8 11.Rb1 Nbd7 12.Ne5 Nb6 13.e3 Bf5 14.g4 Be6 15.f4 Rf8 (15...Qc8 16.f5 gf5 17.gf5 Bf5 18.Bc5+=) 16.f5 Bc8 (16...gf5 17.gf5 Bc8 18.Ng4+/–) 17.g5+/– Nfd7 (17...Ne8!? 18.Bc5 Be5 19.de5 Bf5+/–) 18.f6 ef6 19.Nd7 Bd7 20.Bf8 Kf8 21.gf6 Bh6 22.Qf3 Be6 23.Bh3 Qd7 24.Be6 Qe6 25.Rbe1 Bg5 26.e4 de4 27.Ne4 Qd5 28.c3 Ra5 29.Qg3 (29.Qg3 Ra8 30.Ng5+–) 1–0. Gutman,Lev (2470) – Muenich,Klaus, Wiesbaden op, 1999.

7.b5 c6

8.Na3 Qb6 9.Rb1 Qc5 (9...c5 10.c4 Be6 11.Ng5=) 10.d4 (10.Qc1 Qb6=) 10...Qb6 (10...Qd6 11.bc6 Nc6 12.Ne5=) 11.c4 (11.bc6 bc6 12.c4 Qa6=) 11...dc4 (11...cb5 12.cb5 Bf5 13.Ra1+=) 12.bc6 Nc6 13.Nc4 Qa6 14.Nfe5 Bf5 15.Rc1 Ne5 16.Ne5 Be4 17.f3 Bd5 18.a4 (18.Ba3 Bh6 19.f4 Bg2 20.Kg2 Rfc8=) 18...Qb6 (18...Rfc8 19.Kh1=) 19.Ba3 Rfe8 (19...Rfc8 20.Qd3 Qd8 21.Bh3 Rc1 22.Rc1+=) 20.Bc5 Qb3 21.e4 (21.Qb3!? Bb3 22.f4+=) 21...Qe3= 22.Rf2 Bb3 23.Qf1 Ba4 24.Nc4 Qb3?? (better is 24...Qh6 25.Nb6 Bb5=) 25.Rb2+– (25.Rb2 Qb2 26.Nb2+–) 1–0. Fluvia Poyatos,Jordi (2335) – Alvarez Serra,Jordi (2060), Girona–ch Barcelona, 2001. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0–0 5.Bg2 d5 6.0–0 a5 7.b5 c6)

8.Na3 c5 9.Rb1 Nbd7 10.d3 Nb6 11.Be5 Ne8 12.Bg7 Kg7 13.Qc1 Kg8 14.Nd2 f6 15.c4 d4 16.Nb3 Qc7 17.Nd4 (17.e3!? e5 18.Qc2=) 17...cd4=+ 18.c5 Nd5?? (18...Nd7 19.c6 bc6 20.Bc6 Bb7 21.Qc4 Rf7 22.Bb7 Qb7 23.Qd4 e5–/+) 19.b6?? (better is 19.Bd5 e6 20.Bg2+–) 19...Qc5?? (better is 19...Qe5 20.Nb5 Nc3 21.Nc3 dc3=+) 20.Nc4 (better is 20.Qc5 Nc3 21.Rb2+–) 20...Nc3–+ 21.Rb2 0–1. Juarez Flores,RA (2230) – Perez,F, GUA–ch Maestros1, 1982.

8.Na3 Ne8 9.Rb1 =.

8.a4 cb5 9.ab5 Bf5 10.d3 e6 11.c4 d4 12.Nd4 Bg4 13.Nf3 Nbd7 14.Nd4 Nc5 15.Ba3 Qc7 16.Nc3 Nh5 17.Nc2 Bc3 18.Bc5 Qc5 19.Ra3 Bg7 20.Bb7 Rab8 21.Bc6 Nf6 22.Ra5 Rfd8 23.Qd2 Bf5 24.Rfa1 Ne4 25.d4 Nd2 26.dc5 Nc4 27.Ra8 Ra8 28.Ra8 Ra8 29.Ba8 Bc2 30.b6 Na5 31.b7 Nb7 32.Bb7 Ba4 33.c6 Be5 34.f4 Bc7 35.e4 Kf8 36.Kf2 Ke7 37.Ke3 Kd6 38.e5 Kc5 39.Ke4 Bc6 40.Bc6 Kc6 41.f5 gf5 42.Kf4 Kd5 43.Kg5 Be5 44.Kh6 Ke4 45.Kh7 Kf3 46.h4 Kg3 47.h5 f4 48.h6 f3 49.Kg8 f2 50.Kf7 f1Q 51.Ke6 Bc3 0–1. kannisogoet – junkers15, kurnik, 2012.

8.a4 c5 9.Nc3 (9.c4 dc4 10.Na3 Qd5=) 9...d4 (9...Nbd7 10.d4=) 10.Nb1 Nbd7 (10...Qd6 11.c3 e5 12.cd4 ed4 13.e3=) 11.d3 (11.c3 e5=) 11...Rb8 (11...Nd5 12.Qd2=) 12.c3+= b6 (12...e5!?+=) 13.cd4+/– Nd5 (13...Bb7 14.dc5 Nc5 15.Nbd2+/–) 14.e3 (14.Qc1 Bb7+/–) 14...cd4 (better is 14...Bb7+/–) 15.Na3 (15.Nd4 Bb7+/–) 15...Nc3 (better is 15...de3 16.Bg7 Kg7=+) 16.Bc3+/– dc3 17.Rc1 Qc7 (better is 17...Bb7 18.d4 Rc8+=) 18.Qb3 (better is 18.d4!?+/–) 18...Nc5= 19.Qc4 (better is 19.Qc2!? Bf5 20.e4=+) 19...Be6–/+ 20.Qh4 h6 (20...Bf6 21.Ng5 Bg5 22.Qg5 Nd3 23.Rcd1–+) 21.d4 Nb3–/+ 22.Rc2 Rbc8 23.Nb1= Qc4 24.Rc3 Qa4 25.Qe7 Qb5 26.Na3 Qa4 27.Nh4?? Rfe8 28.Rc8=+ Rc8 29.Ng6 Kh7?? 30.Ne5 Be5 31.de5+= Re8 32.Be4?? Kg7 33.Qf6= Kg8 34.Nc2?? Qe4–+ 35.Na3 Bh3 36.f3 Qe3 37.Kh1–+ Bf1 (37...Bf1 38.Qg6 fg6 39.f4 Qe4 40.Kg1 Qg2) 0–1. gbsrao (2155) – abhailey (2195), net–chess.com, 2006.

8.a4 Nbd7 9.c4 cb5 (9...dc4 10.bc6 bc6 11.Na3=) 10.cb5 Re8 11.d4 Nb6 12.Nbd2 Bf5 13.Nh4 Be6 14.Nhf3 Rc8 15.Ne5 (15.Rc1 Rc1 16.Bc1 Qc7=) 15...Nfd7 (15...Bf5 16.Rc1=+) 16.Ndf3= f6 17.Nd3 Nc4 18.Bc1 Bf7 19.Re1 (19.Nb2 Ndb6=+) 19...e5 20.de5 fe5 21.Nb2 e4 22.Nd4 e3 (22...Qf6!? 23.e3 Nde5–/+) 23.fe3=+ Ne3 24.Be3 Re3 25.Qd2 Qb6 26.Rad1 Rce8 27.Kh1 Nf6 28.Nc2 (28.Rf1!?=+) 28...R3e7 29.Nd3 Ne4 30.Be4 (30.Qf4!?–/+) 30...Re4–+ (< 30...de4 31.Nf4 Re5 32.Ne3–/+) 31.Nf4 d4 (31...Ra4 32.Qd3–+) 32.h4 Qc5 33.Rc1 Qf5 34.Kh2? Qg4?? 35.e3–/+ de3 36.Ne3 Qf3 37.Ned5? Re1–+ 38.Re1 Re1 39.Qe1 Bd5 40.Nd5 Qd5 41.Qa5 Be5 42.Qe1 Kg7 43.Qe2 Qd4 44.Kh3 Qc3 45.Qg2 b6 46.Qb7 Kh6 47.Qg2 Qc8 48.Kh2 Qg4 49.Qd2 Kg7 50.Qe3 Qh4 51.Kg2 Qd4 52.Qf3 Qd7 53.Kg1 h5 54.Kg2 Qd2 55.Kh3 0–1. Christen,Pi (2060) – Wagener,Cl (2305), Kaupthing Open, Differdange LUX, 2007.

8.a4 Nbd7 9.d3 cb5 10.ab5 Nc5 11.Nbd2 Bd7 12.c4 dc4 13.dc4 a4 (13...Bg4 14.Bd4 Qd6 15.h3 Bf3 16.Bc5 Qc5 17.Bf3=) 14.Ba3 (14.Bd4!? Qc7 15.Bc5 Qc5 16.Ra4+=) 14...Nfe4= 15.Ne4 Ne4 16.Rc1 Bc8 17.Qd8 (17.Qc2 Nd6=) 17...Rd8+= 18.Be7 Re8 19.Ba3 Nc3 20.Kh1 (20.Rfe1 Re2 (worse is 20...Ne2 21.Kf1+/–) 21.Bb4 Re1 22.Re1 Be6=) 20...Re2 21.Rfe1 Be6 22.Re2 Ne2 23.Rc2 Nc3 24.Ng5 (better is 24.Nd2!? Bf5 25.Rc1–/+) 24...Bc4–+ 25.Bb7 Rb8 (25...Nb5?! 26.Ba8 Na3 27.Rd2=) 26.Ba6 Bb3 27.Rc1 h6 (27...Nb5?! 28.Bb5 h6 29.Bd6 Bd5 30.f3+=) 28.Nf3 Bd5 29.Kg2 Nb5 30.Bb5 Rb5 0–1. Zeitgeist – marekt, ChessWorld.net, 2012. (=1.Nf3 d5 2.g3 Nf6 3.Bg2 g6 4.b4 Bg7 5.Bb2 0–0 6.0–0 a5 7.b5 c6)

8.a4 Ne4 9.Bg7 Kg7 10.d3 Nd6 11.Na3 Nd7 12.c4 e6 13.Qc2 Nb8 14.e4 de4 15.de4 c5 16.Rad1 Qe7 17.Qd3 Ne8 18.e5 Nd7 19.h4 h5 20.Nb1 Rh8 21.Nc3 Nb6 22.Ng5 Qc7 23.Rfe1 Nd7 24.Qf3 Rf8 25.Qf4 Nb6 26.Nge4 Nc4 27.Nf6 Nb6 28.Qg5 Rh8 29.Bf3 Nf6 30.Qf6 Kh7 31.Ne4 Rf8 32.g4 (32.Qf4 f5 33.Nd6 c4+/–) 32...hg4 33.h5 gf3?? 34.hg6 Kg8 35.g7 (35.g7 Bd7 36.gf8R Kf8 37.Ng5 Bb5 38.Ne6 Ke8 39.Nc7 Kf8 40.Ne6 Ke8 41.Rd8 Rd8 42.Qd8) 1–0. Moor,Roger (2315) – Eschbach,Dennis (2305), Baden Casino op 3rd, 1998. (=1.Nf3 d5 2.g3 Nf6 3.Bg2 g6 4.b4 Bg7 5.Bb2 0–0 6.0–0 a5 7.b5 c6)

8.a4 Bf5 9.d3 Nbd7 10.bc6 bc6 11.Nbd2 Qc7 12.c4 Rfb8 13.Qc2 Ra7 14.Rac1 c5 15.cd5 Nd5 16.Bg7 Nb4 17.Qc3 Na2 18.Qa1 Nc1 19.Rc1 f6 20.Bh6 Rb4 21.Qa2 c4 22.Nc4 Be6 23.Nd4 Bc4 24.Rc4 Rc4 25.Nb5 1–0. Nabbing – Holmberg, corr SSKK 2–770 1992–93.

6.0–0 a6

7.a4 b6 8.Nd4 Bb7 9.c3 e5 10.Nc2 Nbd7 11.c4 c6 12.cd5 cd5 13.d3 Rc8 14.Ne3 Ba8 15.Nd2 e4 16.de4 de4 17.Ndc4 Qe7 18.Rc1 Rfd8 19.Qe1 b5 20.ab5 ab5 21.Na5 Rc1 22.Bc1 Ne5 23.Qc3 Nfg4 24.Qc5 Qc5 25.bc5 Ne3 26.Be3 Nc4 27.Nc4 bc4 28.Rc1 Bd5 29.Rd1 f5 30.f3 Bf6 31.fe4 Be4 32.Rd8 Bd8 33.Bd4 Ba5 34.Be4 fe4 35.c6 Kf7 36.Kf2 Ke6 37.Ke3 Kd5 38.Bb2 Bb6 39.Kf4 Kc6 40.Ke4 Kb5 41.e3 Kb4 42.Bd4 Bc7 43.Kd5 c3 44.Bc3 Kc3 45.e4 Kd3 46.e5 Ke3 47.e6 Bd8 48.Kd6 Kf3 49.Kd7 Bf6 50.e7 Be7 51.Ke7 Kg2 52.Kf6 Kh2 53.g4 Kh3 54.g5 Kg4 55.Kg7 Kg5 56.Kh7 Kh5 57.Kg7 g5 58.Kf6 Kh4 59.Kf5 g4 60.Kf4 Kh3 61.Ke3 Kh2 62.Kf2 g3 63.Kf1 g2 64.Kf2 g1Q 65.Kf3 Qg2 66.Ke3 Qf1 67.Ke4 Kg3 68.Ke3 Qf4 69.Kd3 Qe5 70.Kc4 Kf4 71.Kd3 Kf5 72.Kc4 Ke6 73.Kd3 Kd5 74.Kd2 Qg3 75.Ke2 Ke4 76.Kd2 Qd3 77.Ke1 Qc2 78.Kf1 Kf3 79.Kg1 Qg2 0–1. rryy44 – srypek21, kurnik, 2012.

7.a4 Nc6 8.c3 Bd7 9.Na3 Na7 10.c4 b5 (10...Qe8 11.a5=) 11.ab5 dc4? (better is 11...ab5 12.cd5 Nd5 13.Bg7 Kg7+=) 12.ba6+– Bb5 (12...Nb5 13.Nc4 Qc8 14.Nfe5 Ra6 15.Qc2+–) 13.Nb5 Nb5 14.Ra5 c6 15.Qa1 (15.Ne5 Na7+–) 15...Qb6 (15...Qd6 16.Ne5 Na7 17.Nc4 Qb4 18.Rc1+–) 16.Rc1 Nc7 17.Ne5 Qb4 (17...Ra6 18.Nc6 (worse is 18.Bc6 Rd8+–; 18.Nc4?! Qb5+–) 18...Re8 19.Ra6 Na6 20.Bd4+–) 18.Nc6 Qd6 19.Be5 (19.Be5 Qd7 20.Rc4+–) 1–0. De Visser,Arno – Juch, NBC, 1968.

7.d3 b5 8.a4 Bb7 9.ab5 ab5 10.Ra8 Ba8 11.c4 c6 12.cb5 cb5 13.Nd4 Qb6 14.e3 e5 15.Nf3 Nbd7 16.Nc3 e4 17.Nd4 ed3 18.Qd3 Ne4 19.Ne4 de4 20.Be4 Be4 21.Qe4 Nf6 22.Qc6 Rb8 23.Rc1 Qc6 24.Nc6 Re8 25.Rc5 Ne4 26.Rc2 Bb2 27.Rb2 Rc8 1–0. mapaj – vihor13, kurnik, 2012.

7.d3 b5 8.a4 Bb7 9.Nbd2 Nc6 (9...Qd6=) 10.e4 (10.c3!?=) 10...de4 (10...Nb4 11.e5 Nd7 12.Bc3–/+) 11.de4 (11.Ne4 Ne4 12.Bg7 Kg7 13.de4 Qd1 14.Rfd1 Nb4=) 11...Nb4 12.Bf6 (12.e5 Nd7–/+) 12...Bf6–/+ 13.e5 Bg7 14.Nb3 (14.Re1!?–/+) 14...Qd1–+ 15.Rad1 Nc2 (15...Bf3 16.Bf3 Rad8 17.ab5 ab5 18.e6–+) 16.Rd7 Bf3 17.Bf3 Rac8 (17...Rad8 18.Re7 ba4 19.Na5–+) 18.Bb7 (18.ab5!? ab5 19.Bb7–/+) 18...Rb8–+ 19.Ba6 (better is 19.Be4!? ba4 20.Nc5–+) 19...ba4 20.Nc5 a3 21.Bc4 (21.Bd3 Nb4 22.f4–+) 21...Rb2 22.Nd3 Rb7 23.Re7 Ra8?? 24.Rf7 Kh8 25.Ba2?? Be5?? 26.Ne5+– Rb2 27.Bd5 a2 28.Ba8?? Rb1+= 29.Rf8 Kg7 30.Rf7 Kh8 31.Rf8 Kg7 32.Rf7 Kh8 ˝–˝. gbsrao (2185) – hsingletary (2230), net–chess.com, 2006. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0–0 5.Bg2 a6 6.0–0 d5)

7.d3 b5 8.a4 Qd6 9.Qd2 ba4 10.c4 =.

7.d3 b5 8.c4 c6 =.

7.d3 b6 8.e4 Bb7 9.Nbd2 (9.e5 Nfd7=) 9...c5 (9...de4 10.de4 Ne4 11.Bg7 Kg7 12.Ne4 Be4 13.Re1 Bf3 14.Qf3=) 10.Qe2 (better is 10.bc5!? bc5 11.Rb1+=) 10...de4 11.Ne4 cb4 12.Nf6 ef6 13.Rfe1 Nc6 14.a3 Re8 15.Qd2 ba3 16.Ba3 Qd7 17.Rab1 (17.d4 f5 18.c3 Na5–/+) 17...Ne5 (17...Re1!? 18.Ne1 b5–/+) 18.Ne5+= fe5 19.Rb6 Bg2 20.Kg2 Qd5 21.Kg1 a5 22.c4 Qd4 23.Rd6 Qa7 24.Qe3? (better is 24.Rd5=) 24...Qe3–+ 25.Re3 a4 26.Rd7+= Red8 27.Rd8 Rd8 28.Kf1 f5 29.Ke2 Bf6 30.h4 Kf7 31.Kd2 Rb8 32.Kc2 Re8 33.c5 Rc8 34.Kc3= Ke6 35.Kb4 Kd5 36.Ka4 Be7 37.f4 Ra8 38.Kb3? e4?? 39.de4= fe4 40.Bb4 Rc8 41.Ka4 Bc5–/+ 42.Bc5 Rc5 43.Kb4 Rc1 44.g4 Rf1 45.Kc3 Rf4 46.h5 Rg4 0–1. gbsrao (2275) – vampirex (2250), net–chess.com, 2010.

7.d3 Nc6 8.a3 Re8 9.Nbd2 (9.Ne5 Ne5 10.Be5 a5=) 9...e5 10.Rb1 (10.c4 e4 11.Ne1 dc4 12.Nc4 Bf5=) 10...Bd7 (10...Bf5 11.c4 dc4 12.Nc4=) 11.Nb3 (11.c4 d4=) 11...Qc8 (11...Bg4 12.h3 Bf3 13.Bf3=) 12.Nc5 b6 (12...Bf5 13.c4 dc4 14.e4=) 13.Nd7+= Qd7 14.e3 (14.c4 b5+=) 14...d4 (14...Rad8 15.Nd2=) 15.ed4 (15.Nd2 Rad8=) 15...ed4 16.Qd2 Rad8 (16...Nd5 17.Rbe1=) 17.Rfe1 Re1 (17...Nd5 18.Re8 Re8 19.Re1=) 18.Re1+= Ne8 (18...Re8 19.Re8 Ne8 20.Qf4+=) 19.Qf4 Qd6 (19...Nf6 20.Nd2+=) 20.Qe4 (20.Qh4+=) 20...Na7 (better is 20...Nf6!? 21.Qh4 h6=) 21.Qb7+/– Nc8 22.Qa6 c5 23.bc5 bc5 24.Qb5 Nc7+/– 25.Qb7 Ne6 26.a4 Nb6 27.a5 Na4 28.Ba3 Rb8 29.Qe4 Nc3 30.Qg4 Ra8? 31.Nd2+/– Ra5 32.Bb2?? Ra6 33.Nc4 Qd7 34.h4 Nd5= 35.f4 f5 36.Qe2 Nec7+= 37.Ne5 Be5 38.fe5 Re6 39.Bd5 Nd5 40.Qd2 Ne3 41.c3 Re5–+ 42.cd4 cd4 43.Ba3 f4 44.Qf2 Qg4 45.Qf4 Rf5 46.Qg4 Ng4 47.Re8 Kg7 48.Re4 Ne5 49.Bb2 Kh6 50.Bd4 Nd3+= 51.Be3 Kg7 52.Bd4 Kf7 53.Kg2 ˝–˝. mic (2180) – kiloracer (2210), net–chess.com, 2008.

7.d3 Nc6 8.a3 Bg4 9.h3 Bf3 10.Bf3 Qd6 11.Nd2 Rad8 12.c4 dc4 13.Nc4 Qe6 14.Bg2 b5 15.Nd2 Nd4 16.e3 Nf5 17.d4 Qd7 18.Qb3 e6 19.Rfc1 Qe7 20.Rc6 Rd6 21.Rac1 Ne8 22.Ne4 Rc6 23.Rc6 Ned6 24.Ra6 Nc4 25.Ba1 e5 26.d5 Rd8 27.Nc3 e4 28.Nb5 Nd2 29.Qc2 Ba1 30.Qd2 Qe5 31.Qc2 Rd5 32.Ra8 Kg7 33.Nc7 Rd3 34.Qc5 Rd1 35.Kh2 Qc5 36.bc5 Rc1 37.Ne8 Kh6 38.Be4 Rc5 39.a4 Bc3 40.Kg2 Ng7 (40...Ne7 41.Ra7 Re5 42.Nd6+–) 41.Nd6 (41.Nd6 Rc7 42.Bd5+–) 1–0. Poleschi,Ricardo D – Moline,Xavier, SIMUL, 1999. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0–0 5.Bg2 d5 6.0–0 a6)

7.d3 Qd6 8.a3 Nc6 9.Nc3 e5 10.e4 d4 11.Ne2 h6 12.Rc1 Nh7 (12...Rd8!?+=) 13.c3= dc3 14.Nc3 Bg4 15.h3 Be6 16.b5 ab5 17.Nb5 Qe7 18.Re1 (18.d4 ed4 A) 19.Bd4? Rfd8–+; B) worse is 19.Nbd4 Nd4 20.Bd4 Bd4 (20...Ra3?? 21.Bc5 Qd7 22.Qd7 Bd7 23.Ba3+–) 21.Qd4 Ra3+=; C) 19.Nfd4+=) 18...Rfd8+= 19.Qc2 Qd7 20.Kh2 (20.h4 Ra5 21.a4 Qd3 22.Nc7 Qc2 23.Rc2 Bb3=) 20...Rac8 21.Rcd1 Ng5 22.Ng5 hg5 23.Qd2 g4 24.h4 (24.hg4!? Bg4 25.f3–/+) 24...Bb3–+ 25.Rc1 Nd4 (better is 25...Kh7!? 26.Rc5 Qd3 27.Qd3 Rd3–+) 26.Bd4 ed4 27.e5?? (better is 27.Qb4 Be6 28.e5+=) 27...Qb5–+ 28.Rb1 Qa4 (28...Be5?! 29.a4 Bg3 30.fg3 Qa4 31.h5–/+) 29.Qf4 (29.Bb7 Rb8 30.Qb4 Qb4 31.ab4 Rb7 32.Rb3 Re8–+) 29...c6 (29...Be6!? 30.Bb7 Rb8 31.Be4–+) 30.Qg4 Be6 31.Qg5 Kh7 (better is 31...Rd7 32.h5 gh5–+) 32.Be4 Bh6 (32...Rh8 33.Rb7 Qa3+=) 33.Bg6+= Kg7?? (better is 33...fg6 34.Rb7 Rd7 35.Rd7 Bd7 36.Qe7 Bg7 37.Qd7 Rf8=) 34.Qf6+– Kg8 35.Bf7 Bf7 36.Qh6 c5 (36...Qc2 37.Re4 Qf2 (37...Qb1?? 38.Rg4 Bg6 39.Rg6 Kf7 40.Rg7 Ke8 41.Qh8) 38.Kh3 Qf5 39.Rg4 Bg6 40.Qg6 Qg6 41.Rg6 Kh7+–) 37.e6 Be8 38.Rb7 (38.Re5 Rd5 39.Rd5 Rc7 40.Rg5 Bg6 41.Rg6 Rg7 42.Qg7) 38...Bd7 (38...Rc7 39.Rc7 Rd7 40.Re5 Bg6 41.Rg5 Rc7 42.Rg6 Rg7 43.Qg7) 39.ed7 (39.Re5 Be6 40.Rg5) 39...Rd7 (39...Rc6 40.Qg5 Rg6 41.Qg6 Kf8 42.Re8 Re8 43.de8Q Qe8 44.Qg7) 40.Qe6 1–0. gbsrao (2395) – yetzaline (2250), net–chess.com, 2015. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0–0 5.Bg2 d5 6.0–0 a6)

7.d3 Nbd7 8.Nbd2 Nb6 9.c4 dc4 10.dc4 Rb8 (10...Bd7 11.Qb3+=) 11.Rc1 Be6 12.Bf6 (12.Qb3!?+=) 12...Bf6 13.Ne4 Bg7 14.c5 Nd5 (14...Qd1 15.Rfd1 Na4 16.Neg5+=) 15.a3 (15.Neg5 Nb4 16.Qa4 a5 17.Ne6 fe6+/–) 15...Bb2 16.Nfg5 Bc1 17.Qc1? (17.Ne6 fe6 18.Qc1 Qd7+=) 17...c6?? (better is 17...Bf5–/+) 18.Ne6+= fe6 19.Qh6 Rf7 (19...Nf6!? 20.Ng5 Qd2+=) 20.Ng5 Qf8 21.Nf7 Qf7 22.e4 Nc3 (22...Nc7 23.Qd2 e5 24.Qd7+/–) 23.Qd2 Na4? (23...Qf6 24.Re1 Nb5 25.e5+/–) 24.Qd7 (24.Qc2 b5 25.cb6 Nb6 26.Qc6 Kg7+–) 24...Nb2? (better is 24...Nc3!?+/–) 25.Bh3+– e5 (25...Kh8+–) 26.Be6 (26.Be6 Rf8 27.Qe7+–) 1–0. gbsrao (2320) – vgomdysey (2360), net–chess.com, 2015. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0–0 5.Bg2 d5 6.0–0 a6)

6.0–0 Na6

7.b5 Nc5 8.c4 a6 9.Na3 ab5 10.cb5 Bg4 11.Ne5 +=.

7.b5 Nc5 8.c4 a6 9.Na3 dc4 10.ba6 Ra6 11.Nc4 Na4 12.Be5 b5 13.Ne3 c5 14.Qc2 Bb7 15.d3 Re6 16.Bf6 Bf6 17.Rab1 Qa5 18.Ng4 (better is 18.Rb3!?=) 18...Nc3–/+ 19.Nf6 ef6 (worse is 19...Rf6 20.Ra1+=) 20.Rbe1 b4 21.Nh4 Bg2 22.Ng2 Qa2 23.Qa2 Na2 24.Nf4 Rd6 25.e4 Nc3 26.e5 fe5 27.Re5 Rc8 28.Rfe1 Kg7 29.Rc1? (29.Kf1 Kf6 30.g4 Rd4 31.g5 Kg7–+) 29...Kf6 30.Re3 g5 31.Nh5 Kg6 32.g4 Rd3 (better is 32...Rcd8–+) 33.Rd3+– Ne2? (better is 33...Rc6 34.Ng3 Re6+–) 34.Kg2 Nc1 (34...h6 35.Rd6 Kh7+–) 35.Rd6 f6 36.Rf6 1–0. Nielsen,Jorgen Grotum – Rewitz,Poul, DEN corr DDR, 1976. (=1.Nf3 Nf6 2.g3 g6 3.b4 d5 4.Bb2 Bg7 5.Bg2 0–0 6.0–0 Na6)

7.b5 Nc5 8.c4 a6 9.ba6 Na6 10.cd5 Qd5 =.

7.b5 Nc5 8.c4 dc4 9.Na3 Be6 10.Qc2 a6 11.ba6 Ra6 12.Nc4 Qa8 13.Bd4 Nce4 14.a4 Rd8 15.d3 Nd6 16.Nce5 Nd5 17.e4 Nb4 18.Qc3 Nc6 19.Nc6 Rc6 20.Qb2 Rb6 21.Qc3 Rb3 22.Qc7?? Ne8–/+ 23.Qc5 b6 24.Qe7 Bd4 25.Nd4 Rd4 26.e5 Qd8 27.Qa7 Rd7 28.Qa6 Qb8 29.d4 Rd4 30.Rfd1 Bc4 31.Qb7 Qb7 32.Bb7 Rd1 33.Rd1 Rd3 34.Rc1 Rd4 35.Rb1 Bd5 36.Bd5 Rd5 37.Rb6 Re5 38.Rb8 Kf8 39.Ra8 Ke7 40.Ra7 Ke6 41.a5 Nd6 42.Kg2 Rb5 43.g4 Rb4 44.f3 Ra4 45.Ra8 Ke5 46.Rh8?! Ra5 47.Rh7 Kf4 0–1. Bevan,Peter M – Crombleholme,Alan, BCF–ch Morecambe, 1981. (=1.Nf3 Nf6 2.g3 d5 3.Bg2 g6 4.b4 Bg7 5.Bb2 0–0 6.0–0 Na6)

7.a3 c5

8.b5 Nc7 9.a4 a5 10.d3 Be6 11.Nbd2 Qc8 12.Be5 Rd8 13.Qc1 Nce8 14.Qa3 Nd6 15.Rfe1 b6 16.Rad1 Bh3 17.Bh1 Qg4 18.Qa1 Rac8 19.Bb2 Qh5 (19...c4 20.Ne5 Qe6 21.Nc6+/–) 20.e4 Nde8 21.Ne5 Rc7 22.Nc6+/– Rdd7 23.ed5 Bf5 24.Nf1 e6 25.de6+– fe6 26.Ne5 Rd8 27.Bf3 Bg4? 28.Ng4 Ng4 29.Bg7 Rg7 30.Re6 (30.Re6 Nd6 31.Rde1+–) 1–0. Neubert – Gruner, corr, 1976.

8.b5 Nc7 9.a4 Nce8 10.d3 Nd6 11.Nbd2 a6 12.c4 d4 13.Nb3 Nd7 14.Qd2 e5 15.Ba3 e4 16.Nfd4 ab5 (16...Qc7 17.Nc2 Ba1 18.Ra1 ed3 19.ed3 ab5 20.ab5=) 17.Nb5 Nb5 18.ab5 Ba1 19.Ra1 ed3 20.ed3 Re8 21.Bb2 Ra1 22.Ba1 Qe7 23.Be4 f6 24.f4 b6 25.Qc3 Kg7 26.Nd2 Nf8 27.Nf3 Bf5 28.Kg2 Be4 29.de4 Ne6 30.Kf2 Rd8 31.Qe3 Qa7 32.Qc3 Nd4 33.e5 Qa8 34.ef6 Kf6 35.Ne5 Qe4 36.Qe3?? Qe3 37.Ke3 Nc2 38.Kf3 Na1 39.g4 Nc2 40.h4 h5 41.gh5 gh5 42.Nc6 Nd4 43.Ke4 Nc6 44.bc6 Ke6 45.f5 Kd6 46.f6 Kc6 47.Kf5 Kd6 48.f7 Ke7 (48...Ke7 49.Kg6 b5 50.cb5 c4–+) 0–1. Al Hadarani,H (2275) – Muhammad,Luthfi Ali (2025), Asian Nations Chess Cup, 2012. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 d5 5.Bg2 0–0 6.0–0 Na6)

8.b5 Nc7 9.a4 Bf5 10.d3 Qd7 11.c4 d4 (11...dc4 12.e4 c3 13.Bc3+=) 12.Nbd2 (12.Nh4 Rfb8=) 12...Rad8 (12...Bh3 13.Kh1=) 13.Nb3 b6? (better is 13...Ne6+=) 14.Ne5+– Qe6 15.Nc6 Ra8 16.Re1 (16.Nbd4 cd4 17.Nd4 Qe5 18.Ba8 Ra8+/–) 16...Bg4 (16...Ng4!? 17.Ncd4 cd4 18.Ba8 Ra8 19.Nd4 Qe5+/–) 17.Qd2 Rfe8 (better is 17...Qd6 18.Nbd4 Bd7+–) 18.Qf4 (better is 18.Ncd4 cd4 19.Nd4+–) 18...Qc8 19.Ne5 Rb8 20.Ng4 (20.a5 Ne6 21.Qd2 Nd8+/–) 20...Ng4+= 21.Qd2 (21.Bc6!? Rf8 22.Qe4+=) 21...Bh6= 22.Qc2 (better is 22.e3!?=) 22...Nf2!–/+ 23.Kf2?? (better is 23.Bc1 Ng4 24.Bh6 Nh6 25.Qc1–/+) 23...Be3 24.Kf1 Qf5 25.Bf3 Qh3 (25...Qh3 26.Bg2 Qh2 27.g4 Qg1) 0–1. Schuster,Petr – Tichy,Miroslav, MOR–chT2S, 2003. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 d5 5.Bg2 0–0 6.0–0 Na6)

8.bc5 Nc5 9.Nc3 Re8 10.d4 Ncd7 11.a4 Nb6 12.Nb5 Nc4 13.Bc3 Ne4–/+ 14.Bb4 Bd7 (14...a6 15.Na3 Nb2 16.Qb1 Na4 17.c4–/+) 15.Na3 (15.e3 Qc8–/+) 15...Nb2–/+ 16.Qb1 Na4 17.c4 e6 (17...a5 18.Be1 Bc6 19.e3–/+) 18.e3 (18.Rc1 a5 19.Be1 Qb6–/+) 18...a5–/+ 19.Be1 Rb8 (19...Qc7 20.Qb3–/+) 20.cd5 (better is 20.Nb5!? Bb5 21.Qb5+=) 20...ed5–/+ 21.Nb5 Qb6 22.Ra4 Qb5 23.Qa2?? Qa4–+ 24.Qd5 Bb5 0–1. Jensen,So2 (2025) – Zachariassen,J (1830), Politiken Cup, 2006.

8.bc5 Nc5 9.d3 Bd7 10.Bd4 Ne6 11.Be5 Rc8 12.Nbd2 Ba4 13.Ra2 d4 14.Qa1 Nd5 (worse is 14...Rc2 15.Rc2 Bc2 16.Rc1+/–) 15.Bg7 Ng7 16.Rb2 (worse is 16.Nd4 Nc3 17.N4b3 Na2 18.Qa2 Bc6+=) 16...Nc3 17.Re1 b5 18.Rb4 Ne6 19.Bh3 f5 20.e3 a5 21.Nd4 (better is 21.Rb2!?=) 21...Ng5–/+ (worse is 21...ab4 22.Ne6 Qd6 23.Nf8 Bc2 24.Ng6 hg6 25.ab4 Bd3 26.Bg2+=) 22.Ra4 Nh3 (22...Na4?! 23.Bg2 Qd7 24.f4+=; worse is 22...ba4 23.Bg2 Rf6 24.Nc4+=) 23.Kg2 ba4 (better is 23...Ng5!? 24.Rc4 bc4 25.Qc3 e5–/+) 24.Kh3= Qd7 25.f4 e5 26.N4f3 (26.fe5!? Qd5 27.Nc4+=) 26...e4 27.Ne5 Qe6 28.Ndc4 Nd5 29.Kg2 Nb6 30.Qc3 ed3 (30...Nc4!? 31.dc4 Qd6–/+) 31.cd3= Rfd8 32.Re2 Qd5 33.Kh3 Nc4 34.dc4 Qd1 35.Rf2 Qb3 36.Qa5 Qe3 37.Rf3 Qc5 38.Qa6 Qd6 39.Qa4 g5 40.Kg2 g4 41.Rf2 Qd4 42.Qc2 Qe4 43.Qe4+/– fe4 44.Re2 h5 45.Kf2 Ra8 46.Ra2 Rd1 47.a4 Rh1 48.Ke3 Re1 49.Kf2 Rh1+= 50.Ke3 Re1 51.Kd2 Rh1 52.Kc3 Rd8 53.a5 e3 54.a6 Rc1= 55.Kb4 Rd2–+ 56.Ra3 e2 57.a7?? e1Q 58.Kc5 Rd8 59.a8Q Qf2 60.Kb4 Ra8 61.Ra8–+ Kg7 62.Rc8 Rb1 63.Kc3–+ Qe3 64.Kc2 Rc1 (64...Rc1 65.Kb2 Qc3 66.Ka2 Ra1) 0–1. Shchekachev,Andrei (2515) – Naiditsch,Arkadij (2720), Ajaccio FRA, 2013. (=1.Nf3 d5 2.g3 Nf6 3.Bg2 g6 4.b4 Bg7 5.Bb2 0–0 6.0–0 Na6 7.a3 c5)

8.d3 cb4 9.ab4 (9.Bd4 Qc7–/+) 9...Nb4 10.c3 (10.Nbd2 a5–/+) 10...Nc6 11.Nbd2 Ng4 (11...e5 12.Qb3–/+) 12.h3 (12.Qb3 e5+=) 12...Nge5 (12...Nf6 13.c4+=) 13.Ne5 Be5 14.Nf3 (14.Qb3!?+=) 14...Bg3!–/+ 15.fg3 Qb6 16.d4 (16.e3 Qb2 17.Nd4 Qc3–+) 16...Qb2 17.Rc1 (17.Qd2 Qd2 18.Nd2 a5–/+) 17...a5–+ 18.Rc2 Qb6 19.Kh2 (19.c4 Bf5 20.Rc1 Be4–+) 19...Bf5 (19...a4 20.Nd2–+) 20.Rc1 (20.Ra2 Be4–+) 20...Be4 21.Nd2 Bg2 22.Kg2 a4 23.Rb1 Qa5 24.Rb7 Qc3 25.Nb1 Qd4 26.Qd4 Nd4 27.Re7 Nf5 28.Re5 f6 29.Re6 Kf7 30.Rf5 Ke6 31.Rf3 Rfb8 (31...Rfb8 32.Na3 Rb3–+) 0–1. gbsrao (2210) – huimre (2660), net–chess.com, 2006.

6.0–0 b5

7.a4 Ba6 8.ab5 Bb5 9.Na3 Bc6 10.Ne5 Bb7 11.c4 Nbd7 12.Qc2 c6 13.c5 (13.Rfb1 h6+=) 13...a6 14.f4 h5 15.h3 e6 16.Bc3 Ne5 17.Be5 Ne4 (17...a5!? 18.ba5 Ra5+=) 18.Bg7 Kg7 19.Be4 de4 20.Qe4 Qd7? (better is 20...Qd2 21.e3 Qd5+/–) 21.Nc4+– Qd5 22.Nd6 Qe4 23.Ne4 Bc8 24.Kg2 f5 25.Nd6 Kf6 26.d4 g5 27.h4 gh4 28.gh4 Bd7 29.Nc4 Ra7 30.Kf3 Rb8 31.Ra4 Rg8 32.Raa1 Rg4?? 33.Rh1+– Be8 34.Ne5 Rgg7 35.Kf2 Rgb7 36.Ra4 Ra8 37.Rg1 Rg7 38.Rg5 Rg5 39.fg5 Kg7 40.Ke3 1–0. Bauza,Alejandro (2250) – Estevez,R, URU–ch Uruguay, 1986.

7.Nd4 a6 8.d3 Bd7 9.Nd2 Ng4 (9...a5 10.ba5 Ra5 11.c4=) 10.c3 (10.Bd5 c6 11.Bg2 a5+/–) 10...Nc6 (better is 10...e5!? 11.N4b3 Bc6+=) 11.Bd5+/– Bd4 12.cd4 e6 13.Bc6 Bc6 14.e4 Qg5 (14...f5 15.Qc2 Bd7 16.Nb3+/–) 15.Qc2 Bb7 16.h4 Qf6 17.Qc7 Rab8 18.Rab1 Rfc8 19.Qf4 Qf4 20.gf4 Rc2 21.Nb3 f5 22.Nc5 fe4 23.de4 Bc6 24.Na6?? (24.f3!? Ne3 25.Rf2 Rb6+–) 24...Rf8 (better is 24...Ra8!? 25.Nc5 Ra2+/–) 25.f3+– Rf4 26.Nb8?? Bb7 27.Bc1+/– Rf7? 28.fg4+– Re7 29.Bg5 Rec7 30.Bf4 R7c4 31.Be5 Be4 32.Rf2 Rf2=+ 33.Kf2 Bb1 34.a3 Be4 35.Ke3 Bb7 36.Nd7 Rc3 37.Kf4 Ra3 38.Kg5 Ra4 39.Kh6 Rb4 40.Nf6 Kf7 41.Nh7 Bd5 42.Ng5 Ke7 43.Kg6 Rc4 44.Nh7?? b4–+ 45.Nf6?? b3 46.Ng8 Kf8 47.Nf6 b2 48.Bd6# 1–0. rryy44 – tiroli01, kurnik, 2011.

6.0–0 b6

7.a4 a5 8.ba5 Ra5 9.Ne5 Qe8 10.c4 e6 11.d4 c5 12.e3 Nbd7 13.cd5 Nd5 14.Nc4 Ba6 15.Nbd2 Qc8 16.Rc1 Bc4 17.Nc4 Ra7 18.Nd6 Qc6 19.Nb5 Ra5 20.Qb3 Rd8 21.e4 Ne7 22.e5 Nd5 23.Rc4 Qa8 24.Bc3 Rb5 25.ab5 cd4 26.Bd4 Be5 27.Be5 Ne5 28.Ra4 Qb8 29.Rfa1 Qd6 30.Ra8 Ra8 31.Ra8 Kg7 32.f4 Qc5 33.Kf1 Ne3 34.Ke2 Ng2 35.fe5 Qe5 36.Kd2 Qd4 37.Qd3 Qd3 38.Kd3 Ne1 39.Ke2 Nc2 40.Rb8 Nd4 41.Kf2 Nb5 42.Rb6 Nc3 43.Kf3 Kf6 44.Rb4 e5 45.Rb3 Nd5 46.Ke4 Ke6 47.Ra3 Nf6 48.Kf3 Nd7 49.Ra6 Kd5 50.Ra7 Ke6 51.Ra6 Ke7 52.Ra7 f5 53.Ke3 Ke6 54.Ra6 Kd5 55.Ra7 Nf6 56.h3 g5 57.Ra5 Ke6 58.Ra6 Ke7 59.Ra7 Nd7 60.Rb7 Kd6 61.Ra7 f4 62.gf4 ef4 63.Kf3 h5 64.Ra6 Ke5 65.Ra5 Kf6 66.Ke4 Nf8 67.Rf5 Ke7 68.Rg5 Kf6 69.Rf5 Kg7 70.Rf4 Ne6 71.Rf5 Kg6 72.Re5 Ng5 73.Kf4 Nh3 74.Kg3 Ng5 75.Ra5 Ne4 76.Kh3 Nf6 77.Rh5 Nh5 ˝–˝. Humbert – Mapelle, Val Maubuee 1990.

7.c4 Bb7 8.c5 a5+= 9.a3 ab4 10.ab4 Ra1 11.Ba1 Nc6 (11...bc5 12.bc5 Nc6 13.Bf6 Bf6 14.Nc3=) 12.Qb3 (12.b5 Na5 13.Qa4 Ne4 14.Bg7 Kg7=) 12...e6 13.e3 (13.Nc3 Nd7=) 13...Qa8 (13...bc5 14.bc5 Ba6 15.Rc1+=) 14.Nc3 Ne4 (14...bc5!? 15.bc5 Ba6+=) 15.d3 Nc3 16.Bc3 bc5 (16...d4 17.Bb2=) 17.Bg7 Kg7 18.b5 Ne7 19.Qc3 Kg8? (better is 19...d4 20.ed4 Bf3 21.d5 Kg8 22.Bf3 Nd5 23.Qc5 Rd8=) 20.Qc5+– Nf5 21.d4 Rc8 22.Ne5 Nd6 23.Rc1 Qa5 24.Nc6 Bc6= 25.bc6 Qc5 26.dc5 Nc4 27.e4 Rd8 28.ed5 ed5 29.Bd5 Nb2 30.Bf3 Rd3 31.Kg2 Na4 32.Rc4 Ra3 33.Rb4 Nc5 34.Rb8 Kg7 35.Rc8 Ra7 36.Bd5 Kf6 37.f4 Ne6 38.h4 h5 39.Rb8 Ke7 40.Rb7 Ra5 41.Be6 1–0. ferminkatcho (1790) – taksim (1815), kurnik, 2011.

7.c4 Bb7 8.cd5 Bd5 9.Nc3+= Bb7 10.a4 (10.Qb3 Nc6=) 10...Nbd7 (10...Nc6 11.Qb3=) 11.a5 e5 (11...Ne4 12.Qc2+=) 12.Qb3 (12.a6 Bd5 13.Nd5 Nd5+/–) 12...e4 13.Ng5 Qe7 14.a6 Bc6 15.b5 Nc5 16.Qc4 Bd7 17.Nce4 (17.d4 ed3 18.Ba8 Ra8 19.ed3 Bf5+/–) 17...Nce4 (better is 17...Nfe4 18.Bg7 Qg5 19.Bf8 Nd2=) 18.Ne4+/– Ne4 19.Bg7 Kg7 20.Be4 Rae8 21.Bf3 Bh3 22.Rfc1+– Qf6 23.Qc7 Rc8 24.Qf4 Qb2 25.Rcb1 Qd4?? 26.Qd4 (26.Qd4 f6 27.Rc1+–) 1–0. luckyiuliano (1735) – dors (1740), kurnik, 2011. (=1.Nf3 Nf6 2.g3 g6 3.Bg2 Bg7 4.0–0 0–0 5.b4 d5 6.Bb2 b6)

7.c4 Bb7 8.cd5 Nd5 9.Bg7 Kg7 10.Qb3 Qd6 11.a3 Nd7 12.d4 N5f6 13.Nc3 Rfd8 14.Rfd1 Nf8 15.Ne5 Bg2 16.Qf7 Kh8 17.Kg2 Ne6 18.Qf6 1–0. fuiste – gendival, ajedrez21.com, 2001.

7.c4 c6 8.Na3 Bb7 (8...Qd6 9.Rb1=) 9.Rc1 (9.Qb3 a5 10.ba5 Ra5 11.cd5 cd5=) 9...Nbd7= 10.d4 (10.Qc2 e6=) 10...Ne4 11.Qb3 (11.cd5 cd5 12.Qb3 Ndf6=) 11...e6+= 12.Rfd1 Qe7 (12...Qf6 13.Qe3=) 13.Ne1 (13.Ne5 Rac8=) 13...f5 (13...a5!? 14.b5 c5+=) 14.Nd3 Rab8 (14...a5 15.b5 c5 16.e3=) 15.b5 c5 16.e3 Rfc8 17.dc5 (17.f3 Ng5 18.Rf1 Qd6=) 17...Ndc5 18.Nc5 Nc5 (worse is 18...Qc5 19.Bg7 Kg7 20.Qb2 Kh6 21.cd5+=) 19.Qb4 Bb2 20.Qb2 Ne4 21.Be4 de4 22.Qe5 Rc7 23.Rd6 Rbc8 24.Rcd1 Kf7 25.g4 Rc5 26.Qg3 R8c7 27.h3 Bc8+= 28.Rd8 Rd7 29.R1d7= Bd7 30.Rh8 Kg7 31.Qb8 fg4 32.hg4 Rg5 33.Nb1 Rg4 34.Kf1 Qb4?? 35.Qg8 Kf6= 36.Qf8 Qf8 37.Rf8 Ke7 38.Rh8 h5+= 39.Nd2 e5 40.Rh7+= Kd6 41.a4 h4 42.c5+= bc5 43.Nc4 Ke6 44.Rd7 Kd7 45.Ne5 Kd6 46.Ng4 c4 47.f3 Kc5?? 48.fe4+– c3 49.Ke2 Kb4 50.e5 Kb3 51.Nf2 h3 52.e6 c2 53.e7 c1Q 54.e8Q h2 55.Qc6?? Qb2 56.Kf3 Kb4?? 57.b6 Qh8 58.Qb5 Ka3 59.Kg2 ab6 60.Qb6 Ka4 61.Qg6 Kb5 62.Qf5 Kc6 63.Qf4 Kd5 64.Qh2 Qb2 65.Qh6 Qe2 66.Kg3 Qe1 67.Kf3 Qf1 68.Qf6 Qb1 69.e4 Kc5 70.Qe5 (70.Qe5 Kc6 71.Qe6 Kc7 72.e5+–) 1–0. Granda Zuniga,J (2655) – Kiewra,K (2360), Benasque ESP, 2012.

7.c4 c6 8.Qc2 (8.Na3 Be6=) 8...Bb7 (8...dc4 9.a4=) 9.d3 (9.cd5 cd5 10.b5 a6=) 9...Nbd7 (9...a5 10.a3=) 10.e4 (10.Nbd2!?+=) 10...de4 11.de4 Qc7 (11...c5 12.Nc3=) 12.Nc3 e5 (12...Ng4 13.Rad1=) 13.h3 Rfe8 14.Rfe1 Nf8 (14...Bf8 15.b5=) 15.b5 Rac8 16.Qe2 (16.Bf1 Ne6=) 16...a6 17.a4 (17.Rad1 N8d7=) 17...N6d7 (17...N8d7 18.Red1=) 18.h4 (18.bc6 Qc6 19.Bf1 Nc5=) 18...Nc5 (18...Ne6 19.Bh3=) 19.bc6 Qc6 20.Nd5 Nfd7 21.Bh3 Na4? (better is 21...Ne6=) 22.Nb4+– Nc3? (22...Qc4 23.Bd7 Qe2 24.Re2 Nb2 25.Rb2 a5+/–) 23.Bc3 (23.Nc6?! is a useless try 23...Ne2 24.Re2 Bc6 25.Ra6 Rc7=) 23...Qc4 24.Bd7 Qe2 (24...Qc3 25.Nd5 Qc5 26.Be8 Bd5 27.ed5 Re8 28.Ra6+–) 25.Re2 Rc3 26.Be8 Rf3 27.Na6 f5 28.Re3 (28.ef5 Rf5 29.Bd7 Rf8+–) 28...fe4 (28...Re3 29.fe3 Be4 30.Bb5+–) 29.Rf3 ef3 30.Bb5 (30.Nb4 Kf8 31.Ra7 Be4+–) 30...e4 (30...Bc8 31.Bc4 Kf8 32.Nc7+–) 31.Rd1 Bf6 32.Rd6 Be7 33.Rb6 Bd5 34.Bc6 (34.Bc6 Bc6 35.Rc6+–) 1–0. Jeric,Simon (2330) – Huber,David, Finkenstein op, 2000. (=1.Nf3 Nf6 2.g3 d5 3.Bg2 g6 4.b4 Bg7 5.Bb2 0–0 6.0–0 b6)

7.c4 e6 8.Na3 Bb7 9.Rc1 Nbd7 10.Qc2 c5 11.bc5 bc5 0–1. Rogov,Igor Vasilyevich – Wagner,G, ICCF World Cup8–9 prel–211, 1990. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 d5 5.Bg2 0–0 6.0–0 b6)

7.c4 e6 8.Qc2 Na6 9.a3 c5 10.b5 Nc7 11.d3 Bb7 12.Ne5 Qc8 13.Nd2 d4 (13...dc4!? 14.Bb7 Qb7 15.Qc4 a6=) 14.Nc6 Re8 15.e3 e5 16.Rae1 Bf8 17.Ne4 (17.f4 Ng4 18.Bh3 Bc6 19.Bg4 Qg4 20.bc6 Bg7=) 17...Ne4= 18.Be4 (worse is 18.de4 Bc6 19.bc6 Ne6–/+) 18...a6 19.a4 Bg7 20.Bg2 ab5 (20...Ne6 21.Qe2=) 21.cb5 Ne6= 22.Qc4 Qd7 23.f4 ef4 24.ef4 Nc7 25.Ne5+= Re5 26.fe5 Bg2 27.Kg2 Bh6 28.Bc1 Bc1= 29.Rc1 Nd5 30.Rce1 Ne3 31.Re3 de3 32.Rf6 Re8 33.Qe4 c4 34.d4 e2 ˝–˝. Soppe,Guillermo – Bravo,Juan Carlos, Pico City, 1996.

7.c4 e6 8.Qc2 Bb7 9.Rc1 dc4 10.Qc4 c6 11.d4 Nbd7 12.Nbd2 Qe7 13.a4 Nd5 (13...Rfc8 14.Nb3=) 14.Ba3+= Rfc8 15.e4 N5f6 16.e5 Nd5 17.Ne4 Rc7 18.h4 (18.Nd6 Rb8+=) 18...f6= 19.ef6 N7f6 20.Neg5 (20.Re1!? Ne4 21.Re4=) 20...h6+= 21.Nh3 Ng4 22.Re1 Qf7 23.Re4 Ndf6 24.Rf4+= Qe8 25.Re1 (25.Re1 Re7 26.Nd2+=). Mueller,R – Kladiva, Balatonbereny, 1995.

7.c4 e6 8.Qc2 c6 9.Ne5 =.

7.d3 c5 8.c4 (8.bc5 bc5 9.c4 e6=) 8...cb4+= 9.Ne5 (9.cd5 Nd5 10.Bg7 Kg7 11.Qb3+=) 9...Ng4 (9...Bb7!?+=) 10.d4 (better is 10.Nf7 Rf7 11.Bg7 Kg7 12.Bd5+=) 10...f6?? (better is 10...Ne5 11.de5 Nd7 12.Bd5 Rb8=) 11.Ng4+– Bg4 (11...Bb7 12.Ne3+–) 12.Bd5 e6 13.Ba8 Bh3 14.Bg2 Bg4 15.Nd2 f5 16.h3 Bh5 17.Nf3 Nc6 18.Rc1 Bf3 19.Bf3 Nd4 20.Bd4 Bd4 21.e3 e5 22.ed4 ed4 23.Bd5 Kg7 24.Qd4 Rf6 25.Rfe1 h5 26.Re6 Qf8 27.Rce1 b3 28.Rf6 Qf6 29.Re7 Kh6 30.Qf6 ba2 31.Rg7 a1Q 32.Qa1 Kg5 33.h4 Kg4 34.Qd1 Kh3 35.Bg2 1–0. gbsrao (2200) – jwooding (2115), net–chess.com, 2006.

7.d3 Qd6 8.a3 h6 9.c4 dc4 10.Nfd2 c6 11.Nc4 Qe6 12.Nbd2 b5 (12...Rd8 13.Nb3 Bb7 14.Rc1+=) 13.Na5 Nbd7? (13...Nd5!? 14.Bg7 Kg7+/–) 14.Rc1 (better is 14.Nc6 Bb7 15.Ne7 Qe7 16.Bb7+–) 14...Ne5? (better is 14...Nb8+/–) 15.Be5+– (15.Nc6?! Nc6 16.Rc6 Qd7+–) 15...Qe5 16.Nc6 (16.Bc6?! Bh3 17.Ba8 Bf1+/–; 16.Rc6?! Rb8+/–) 16...Qb2 (16...Qe6 17.Ne7!! Qe7 18.Ba8 Bh3+–) 17.Ne7 Kh8 18.Ba8 (18.Nc8?! Rac8 19.Rc8 Rc8+/–) 18...Bg4 19.Bf3 Qa3 20.Qb3 Qb3 21.Nb3 (21.Nb3 Bf3 22.ef3+–) 1–0. Double Wood – toolman, ChessWorld.net, 2005. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bg2 0–0 5.0–0 b6 6.Bb2 d5)

7.e3 Bb7 8.d4 Nbd7 9.Nbd2 c5 10.b5 cd4 11.Nd4 Ne4 12.Qe2 Ndc5 13.Rfd1 e5 14.N4b3 Nd2 15.Nd2 Qe8 16.c4 e4 17.Bg7 Kg7 18.cd5 Bd5 19.Qf1 Bb7 20.Qc4 f5 21.Nb3 Nd3 22.Bf1 Rc8 23.Qd4 Kg8 24.Bd3 ed3 25.Qd3 Be4 26.Qe2 Rc2 27.Qe1 Qb5 28.Nd4 Qb2 29.Nc2 Qc2 30.Rd2 Qc6 31.Rad1 Bh1 32.f4 Bf3 33.Rc1 Qb7 34.Rd6 Re8 35.Qd2 Bg4 36.Rd8 Rd8 37.Qd8 Kg7 38.Rc7 Qc7 39.Qc7 1–0. kannisogoet (1605) – mmo009, kurnik, 2012.

7.d3 Bb7

8.Nbd2 c5 9.bc5 bc5 10.c4 Qb6 11.Bf6 Bf6 12.Rb1 Qc7 13.cd5 Bd5 14.a4 Na6 15.Nc4 Rab8 16.Qc2 Rb1 17.Rb1 Rb8 18.Rb8 Qb8 19.e4 Bc4 20.Qc4 Qb1 21.Bf1 Nb4 22.Qc5 Nd3 23.Qd5 Qd1 24.Qd3 Qd3 25.Bd3 Bc3 26.Kg2 a5 27.Bc4 Kg7 28.Ng5 e6 29.f3 h5 30.h4 Kf6 31.f4 Ke7 32.Kf3 Bf6 33.e5 Bg7 34.Ke4 Bf8 35.Kd4 Ke8 36.Bb5 Kd8 37.Nf7 Kc7 38.Ng5 Bb4 39.Ne6 Kb6 40.Be8 Be1 41.Bg6 Bg3 42.f5 Bh4 43.f6 Kc6 44.f7 Be7 45.f8Q Bf8 46.Nf8 h4 47.Be4 Kc7 48.Kd5 Kd8 49.Kd6 h3 50.Ng6 Ke8 51.e6 h2 52.e7 h1Q 53.Bh1 Kf7 54.Kd7 Kg6 55.e8Q Kg5 56.Kc6 Kf4 57.Kb5 Kf5 58.Ka5 Kf4 59.Qe4 Kg3 60.Qg6 1–0. kubak – szulek7, kurnik, 2012.

8.Nbd2 Nbd7 9.c4 e6 10.Qc2 c6 11.e4 Qe7 12.a4 Rfc8 (worse is 12...Qb4 13.Ba3 Qa5 14.e5+=) 13.a5 a6 (13...ba5!? 14.ba5 c5+=) 14.ab6+/– Nb6 15.c5 Nbd7 16.Nb3 Nb8 17.Na5 Ra7 18.e5 Ne8 19.d4 Nc7 20.h4 Nb5 21.Qd3 Nd7 22.Rfe1 Nf8 23.Bc1 Nd7 24.Bg5 Qe8 25.Qe3 Qf8 (25...Rca8 26.h5+/–) 26.Bh3 (26.Nb7 Rb7 27.Ra6 Ra8+/–) 26...Nb8 27.Nh2 Re8 (27...h6 28.Bf4+/–) 28.Ng4+– Bc8 29.Nf6 Bf6 30.ef6 Rd8 31.Bh6 Qe8 32.Bf4 Kh8?? (better is 32...Bb7+/–) 33.Bb8+– (33.Bb8 Ra8 34.Be5+–) 1–0. Smyslov,Vassily – Petrelli, Los Angeles, 1980. (=1.Nf3 Nf6 2.g3 g6 3.b4 d5 4.Bb2 Bg7 5.Bg2 0–0 6.0–0 b6)

8.Nbd2 Nbd7 9.c4 e6 10.Qc2 Rc8 11.c5 bc5 12.bc5 c6 13.Rab1 Ba6 14.Rfc1 (14.Ne5 Ne8 15.Nd7 Qd7+=) 14...Qc7 15.Qa4 Bb5 16.Qa3 Rfe8 17.Nd4 a6 18.Nc4 (better is 18.Bh3!?=) 18...dc4–/+ 19.dc4 e5 (19...Nd5 20.Ba1= (worse is 20.cb5 ab5 21.Bd5 ed5–/+)) 20.Nb3 (20.cb5!? cb5 21.Nf3=) 20...Bf8 (20...Ra8 21.h4–/+) 21.cb5 ab5 22.Qa5 Qb7 23.Qd2 Qa7 (23...Qa6 24.Ba1=) 24.Qc2 (24.Qa5 Qa5 25.Na5 e4= (worse is 25...Nc5 26.Bc6 Re6 27.Bb5+/–)) 24...Rc7 (24...Qa2?? 25.Ra1 Qa1 26.Ra1+– (26.Na1?! Nc5 27.Bh3 Ncd7+–)) 25.f4 (25.Ra1 Nd5+=) 25...Nc5 (25...ef4 26.gf4 Qa8–/+ (26...Qa2?? 27.Ra1 Bc5 28.Nc5+–)) 26.Nc5= Nd7 27.fe5 Bc5–/+ 28.Kh1 Bd4 29.Bd4+= Qd4 30.Rb5 Ne5 31.Qc3 cb5–/+ 32.Qc7 Ng4 33.Qc5 Qd2 34.Bf3 Ne5 35.Qc2?? Nf3–+ (35...Nf3 36.Qd2 Nd2–+) 0–1. Hepting,Heinrich (2220) – Hedke,Fred (2360), Pyramiden Franken Cup 5th, 2002. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 d5 5.Bg2 0–0 6.0–0 b6)

8.Nbd2 Nbd7 9.c4 Re8 10.cd5 Bd5 11.Rc1 Ba2 12.Qc2 Bd5 13.Qc7 a5 14.ba5 ba5 15.Qf4?? (15.e4 Be6=) 15...a4?? (better is 15...Nh5 16.Qg5 Bf3 (16...Bb2?! 17.Qd5 Bc1 18.Rc1–/+) 17.Bf3 Bb2 18.Ba8 Bc1–+ (18...Qa8?! 19.Rb1 Be5 20.Nc4–/+)) 16.Qh4 a3 17.Ba1 a2 18.e4 Be6 19.Ng5 h6 20.Ne6 fe6 21.e5 Nd5 22.Qg4 Nf8 23.Be4 Nb4? (23...Qd7 24.Bg6 Ng6 25.Qg6+/–) 24.d4 (better is 24.Ba8!? Nd3 25.Bc6 Nc1+–) 24...Rc8 25.Rc8 Qc8 26.Nb3 Qc4 27.Nc5 Nc2?? (better is 27...Rc8+/–) 28.Rc1 Qb4? 29.Bc2 Rd8 30.Ne6 Qd2 31.Rf1 Qc2 32.Nd8 Qc4 33.Nb7 Be5 34.Nc5 Bg7 35.Qd1 Kh7 36.Qb3 Qe2 37.Qd3 Qg4 38.Re1 e6 39.Qe4 Qg5 40.Ne6 Ne6 41.Qe6 Qd2 42.Qe7 h5 43.d5! Qb2 44.Bb2 (44.Bb2 Kh6 45.Bg7 Kh7 46.Bf6 Kh6 47.Bg5) 1–0. Michalek,Franz – Gaede,Derek (2165), EU–ch Internet qual blitz, 2003. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0–0 5.Bg2 d5 6.0–0 b6 7.d3 Bb7)

8.Nbd2 Nbd7 9.e4 de4 10.de4 Ne4 (worse is 10...Be4 11.Ne4 Ne4 12.Nd4+=) 11.Bg7 Kg7 12.Ne4 Be4 13.Qd4 (13.Qe2 Nf6=) 13...Nf6 14.Rad1 (14.Qb2 Qd5 15.Rfd1 Qh5–/+) 14...Qd4 15.Rd4 Bc2 (15...c5 16.bc5 bc5 17.Rc4–/+) 16.Ne1+= Ba4 (16...c5 17.bc5 bc5 18.Rc4–/+) 17.Ba8= Ra8 18.Nf3 Bb5 19.Re1 e6 20.Rc1 Nd5 21.a3 Be2 (21...Rc8 22.Ne5+=) 22.Ne5= f6 23.Nd3 a5 24.b5 Rd8?? 25.Nf4+– Bf3 26.Ne6 (26.Ne6 Kh6 27.Nd8+–) 1–0. gbsrao (2310) – powerpragt (2295), net–chess.com, 2010.

8.Nd4 Nbd7 9.c4 c5 10.bc5 bc5 11.Nb5 e6 12.Nd6? (12.Nd2 Qe7=) 12...Bc6 (better is 12...Qb6!? 13.Bf6 Bf6 (13...Nf6?! 14.Nb7 Qb7 15.Nc3=) 14.Nb7 Qb7–/+) 13.cd5 Bd5 (worse is 13...Nd5 14.Bg7 Kg7 15.Na3=) 14.e4 (14.Nd2 Rb8 15.N2c4 Nb6=) 14...Bc6 (better is 14...Qb6 15.Nc3 Qb2–/+) 15.Nd2= Nb6 16.N2c4 Nc4 17.Nc4 Rb8 18.Ba3 Qd4 19.Rb1 Bb5 (19...Be4!? 20.de4 Qc4+=) 20.e5 Bc4 21.Rb8 Rb8 22.ef6 Bf6?? (better is 22...Bd3 23.fg7 Bf1 24.Qf1 c4+=) 23.dc4+– Qc4 24.Qd6 Bd4?? 25.Qb8 Kg7 26.Rc1 Qa4 27.Bc5 Bc5 28.Rc5 Qa2 29.Qe5 Kh6 30.Qg5 Kg7 31.h4 h5 32.g4 hg4 33.Qg4 a5 34.h5 Qb1 35.Kh2 a4 36.hg6 Qb8 37.Kg1 f5 38.Qa4 Qb1 39.Bf1 Kg6 40.Re5 Qb6 41.Qe8 Kf6 42.Qh8 Ke7 43.Qg7 Kd6 44.Qf6 Kd7 45.Bb5 Kc7 46.Qe7 Kb8 47.Qe8 Ka7 48.Qd7 Kb8 49.Re6 Qc5 50.Re8 Qc8 51.Rc8 1–0. mapaj (1605) – mmo009, kurnik, 2012.

6.0–0 c6

7.a3 a5 8.Nc3 Qd6 9.ba5 Ra5 10.d4 Nbd7 11.a4 Re8 12.e3 Qc7 13.Nd2 e5 14.Ne2 ed4 15.Bd4 Ra6 (15...Ne5 16.Qb1 Ra8 17.Nf4+=) 16.c4 dc4 (16...c5 17.Bb2 Nb6 18.Nf4=) 17.Nc4= b5 (17...c5 18.Bc3=) 18.ab5+= cb5 19.Na3 (19.Nd2 Ne5+=) 19...b4 20.Nb5 (20.Rc1 Qb8 21.Nc4 Bf8=) 20...Qb8= 21.Na7 Bb7 22.Ra6 Ba6 23.Nc6 Qb5 24.Nc1? Nb8 25.Na7 Qd7 26.Re1= Bb7 27.Bb7 Qb7= 28.Qa4 Re6 29.Nb5 Nc6 30.Nb3 Nd4 31.N3d4= Rb6 32.Qb4 Ng4 33.Qc5 Ne5 34.Rc1+/– h5 35.Qc8 Kh7 36.Qb7 Rb7 37.Kf1 h4 38.gh4 Bf6 39.h5! gh5 40.Nd6 Rb2+= 41.Ne4 Bg7 42.h3 Kg6 43.f4 f5 44.Ng3+– (44.Ng3 Nd3 45.Rc6 Bf6 46.Ndf5+–; 44.fe5?! fe4 45.Rc6 Kf7 46.e6 Kf6+/–) 1–0. Fauland,A (2445) – Lechner,Daniel (2220), Wien AUT, Husek Open, 2012.

7.a3 Bd7 8.d3 Qc8 9.Nbd2 Bh3 10.Rc1 Bg2 11.Kg2 Nbd7 12.e4 de4 13.de4 Rd8 14.Qe2 Nb6 15.c4 Ng4 16.Bg7 Kg7 17.h3 Nf6 18.c5 Na4 19.Nc4 b6 20.Qc2 b5 21.Nce5 Nd7 22.Rcd1 Ne5 23.Ne5 f6 24.Rd8 Qd8 25.Nc6 Qc7 26.Na5 Qe5 27.Rd1 Re8 28.Rd7 Qb8 29.Nc6 Qc8 30.Re7 Re7 31.Ne7 Qe6 32.Nd5 Qc6 33.Qd3 Nb2 34.Qd4 Nc4 35.Ne7 Qe6 36.Nd5 Na3 37.f4 Nc4 0–1. kubak – plehi, kurnik, 2012.

7.a3 Re8 8.d3 Bg4 9.Nbd2 Qc8 10.c4 dc4 11.Nc4 Na6 12.Rc1 Nc7 13.Rc2 Bh3 14.Qa1 Bg2 15.Kg2 Ncd5 16.Nfe5 Ng4 (16...Qe6 17.e4 Nb6 18.Nb6 ab6 19.f4=) 17.e4 Nf4 (better is 17...Ndf6!?=) 18.gf4+/– Ne5 19.f5 (better is 19.Ne3!? Nd3 20.Bg7 Nf4 21.Kg1+/–) 19...Nc4+= 20.Bg7 Na3? (better is 20...Nd6+=) 21.Bh6+– f6 22.Qa3 gf5 23.Rg1 Kh8 24.Kh1 fe4? (better is 24...Rg8 25.Rcc1 Qd7+–) 25.Bg7 Kg8 26.de4 Kf7 27.Qf3 Ke6 (27...Rg8 28.Qh5 Ke6 29.Qh7 Qd8+–) 28.Rd2 Kf7 29.Qh5 Ke6 30.Qf5 (30.Bf6 Qd7 31.Qf5 Kf7 32.Rd7 Rh8 33.Bh8 Ke8 34.Rg8) 30...Kf7+– 31.Qh7 Ke6 32.f4 (32.Qf5 Kf7 33.Qh5 Ke6 34.Bf6 b5 35.Qf5 Kf7 36.Qg6 Ke6 37.Bg7) 32...Rd8 (32...Rh8 33.Qf5 Kf7 34.Qg6 Ke6 35.f5 Ke5 36.Qg3 Ke4 37.Qe1 Kf5 38.Rf2) 33.Qf5 (33.Bf8 Rf8 34.Rg7 f5 35.Re7 Kf6 36.e5) 33...Kf7 34.Qg6 Ke6 35.f5 Ke5 1–0. Uffelmann,Hans Georg – Kreusch,Frank, Bayern–chI Bank Hofmann 1st, 1997. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0–0 5.Bg2 d5 6.0–0 c6)

7.a3 Bf5 8.d3 Qc8 9.Nbd2 Bh3 10.Rb1 Bg2 11.Kg2 a6 12.c4 e6 13.a4 Qd7 14.Ne5 Qc8 15.b5 ab5 16.cb5 Nbd7 17.bc6 Ne5 18.cb7 Qb8 19.Be5 Qe5 20.ba8Q Ra8 21.Nf3 Qd6 22.Qb3 h6 23.d4 Ne4 24.Qc2 g5 25.e3 g4 26.Nd2 Ng5 27.f4 gf3 28.Nf3 Ne4 29.Rb7 Qa6 30.Rfb1 Bf6 31.Ne5 Be5 32.de5 Qa4 33.Qc7 Qa2 34.R1b2 Ng5 35.Ra2 Ra2 36.Kf1 Rh2 37.Qd8 Kg7 38.Qf6 1–0. rryy44 – milan13, kurnik, 2012.

7.Na3 Qb6 8.Rb1 Qb5?? (8...Qb4 9.Bf6 Qa3 10.Bg7 Kg7 11.Ra1–/+) 9.c4 (better is 9.Nb5!? cb5 10.d3 Nc6+–) 9...dc4?? (9...Qb4 10.Bf6 Qa3 11.Bg7 Kg7 12.Qc2+=) 10.Qc1 (better is 10.Nb5 cb5 11.Nd4+–) 10...Qa4 11.Nc4 (worse is 11.Qc4 Be6 12.Qc3 Ba2+=) 11...Na6 (11...Qa2?? 12.Ra1 Qa6 13.Ra6 Na6 14.Qc3+–) 12.d3 (better is 12.a3!?=) 12...Nb4+= (12...Qa2?? 13.Ra1 Qa1 14.Qa1+–) 13.Qd2 c5 (worse is 13...Na2 14.Ra1+/–) 14.Nfe5 Rd8 15.Rfc1 Rb8 (15...Qa2? 16.Ra1 Qb3 17.Ra3 Qa3 18.Ba3+–) 16.a3 Na6 17.Na5 Ne4 (17...Nd5!?+=) 18.Qf4= f6? (18...f5=) 19.Be4?? (better is 19.Nac6! bc6 20.Be4 Rb2 21.Rb2+/–) 19...Qa5+= 20.Nc4 Qa4 21.Nb6 Qe8 22.Nc8 Rdc8 23.Bd5 Kh8 24.g4 e5 25.Qf3 Qd7 26.Ba1 b5 27.e4 b4 28.ab4 Rb4 29.Bc3 Rb1 30.Rb1 Rb8 31.Ra1 Nb4 32.Bc4 Nc2 33.Ra6 Rb1 34.Kg2 Ne1?? 35.Be1+– Re1 36.Rf6 Qe7 37.Rf7 Qd6? 38.Ra7 Qc6?? 39.Qf7 (39.Qf7 Qe4 40.de4 Rg1 41.Kg1 h6 42.Qg7) 1–0. Diez Gonzalez,Pedro Maria (2330) – Romero Rodriguez,Juan, Malaga–ch Preferente, 1999. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0–0 5.Bg2 d5 6.0–0 c6)

7.Na3 Qb6 8.Bc3 Nbd7 9.Rb1 Re8 10.Ba1 Qa6 11.Rb3 e5 12.d3 e4 13.Nd2 ed3 14.cd3 Qb6 15.e4 (15.Nc2 h6=) 15...Qd8 16.Qc2 de4 17.de4 Nb6 18.Rbb1 Qe7 19.Nac4 Rd8 20.Ne3 (20.f4 Be6=) 20...Ng4 21.Ng4 Bg4 22.Bg7 Kg7 23.Qc3 f6 24.Rfc1 Rd7 25.Nb3 ˝–˝. Keene (2505) – Ogaard (2460), Dortmund, 1975.

7.Na3 Nbd7 8.d3 Qb6 9.c3 =+.

7.Na3 Nbd7 8.d3 Nb6 9.c4= dc4 10.dc4 Be6 11.Qc2 Qc8 12.Rfc1 Rd8 13.e4 a5 14.e5 Nfd7 (better is 14...ab4!? 15.ef6 ba3–/+) 15.b5= cb5 16.cb5 Qc2 17.Rc2 Nd5 (17...Bd5 18.Rd2=) 18.Re2 N7b6 19.Nd4 Rac8 (19...Bg4!? 20.Re4 Bc8=) 20.Ne6+/– fe6 21.f4 Nc4 (21...Na4!?+=) 22.Nc4+/– Rc4 23.a4 (23.Rd2 Rc5+/–) 23...Rdc8 24.Be4 Rb4 ˝–˝. Strugo,Victor – Knight,Timothy R, Wch U20 fin–D, 1973.

7.Na3 Nbd7 8.d3 Qc7 9.c4= e5 10.Nd2 (10.cd5 Nd5 11.b5 N7b6 12.bc6 bc6+=) 10...Nb6 (10...d4 11.Qc2+=) 11.Rb1 (11.c5 Nbd7 12.Rc1 Bh6=) 11...Be6 (11...d4 12.Nf3+=) 12.Qc2 (12.Nf3 d4=) 12...Rad8 13.Rbc1 (13.Nf3 d4=) 13...a6 14.Nf3 Nfd7 (14...Ng4 15.Ng5=) 15.Ng5+= Rde8 16.Ne6 fe6 17.Qd2 (17.Qb3 Nf6+=) 17...Re7 18.b5 (18.Bf3 Na4 19.Ba1 d4+=) 18...Ref7 (18...ab5!? 19.cd5 Nd5 20.Nb5 Qb6+=) 19.ba6 ba6 20.Qa5 Qb7 (20...Rb8 21.Bh3 (21.Qa6? Ra8 22.Qa8 Na8 23.cd5 ed5 24.Bd5 cd5 25.Rc7 Nc7–+) 21...Re7 22.Rb1+/–) 21.Rb1 Qa7 22.e3 Qc7 23.Nc2 (23.d4+/–) 23...Qa7 (23...c5!?+/–) 24.Ba3 (24.Nb4 Qc7+–) 24...Rb8 (24...Re8 25.c5 Nc8 26.Bh3+–) 25.Bh3 Rf6? (better is 25...Re8 26.c5 Na8+/–) 26.Be7 Kf7 (26...Re8 27.Bf6 Bf6 28.c5+–) 27.Bf6 Bf6 28.Nb4 Qb7 (28...Rc8 29.cd5 Nd5 30.Rfc1 Nb4 31.Qb4+–) 29.Rfc1 (better is 29.cd5 cd5 30.Rfc1+–) 29...c5 (29...dc4 30.dc4 Be7 31.Bg2 Bb4 32.Rb4+–) 30.Nc2 (better is 30.Na6 Ra8 31.Be6 Kg7 32.Nc5 Qc7 (32...Ra5?? 33.Nb7 Ra8 34.c5+–) 33.Bd7 Ra5 34.Ne6 Kf7 35.Nc7 Nd7 36.Nd5 Bd8+–) 30...Qc8? (30...dc4 31.Bg2 Qc8+–) 31.cd5 Qc7 1–0. Bielmeier,Ludwig (2120) – Vorobiov,Ivan (1730), 2nd Arberopen, 2013. (=1.g3 Nf6 2.Bg2 g6 3.b4 Bg7 4.Bb2 d5 5.Nf3 0–0 6.0–0 c6)

7.Na3 Bf5 8.d3 Nbd7 9.c4 b6 (9...a5 10.b5=) 10.Rc1 (10.Nd4 Rc8+=) 10...Rc8 11.cd5 Nd5? (better is 11...cd5!? 12.Nd4 Rc1 13.Qc1 e6+/–) 12.Bg7+– Kg7 13.e4 Be6 14.ed5 cd5 15.Rc8 Qc8 16.Qd2 a6 17.Rc1 Qb7 18.Ng5 Bf5 19.Nb1 h6 20.Nf3 g5 21.Ng5! hg5 22.Qg5 Bg6 23.Bd5 Qb8 24.Nc3 Nf6 25.Bb3 Rd8 26.Nd5?? Nd5= 27.Bd5 Qd6? 28.Be4 Qb4 29.Bg6 fg6 30.Qe5 Kf7+/– 31.Qe4 Qd2? 32.Qc4 Kf8+/– 33.Rc3 b5 34.Qf4 Qf4= 35.gf4 Rd6 36.Kg2 Kf7 37.Kf3 Kf6 38.Ke4 Rb6 39.d4 b4 40.Rc7 Ke6 41.d5 Kd6+= 42.Rc6 Rc6= 43.dc6 Kc6 44.f5 g5? 45.h3 a5=+ 46.f4 gf4 47.h4 a4 48.h5 b3 49.ab3 ab3 50.Kd3 b2 51.Kc2 f3 52.h6 f2 53.h7 b1Q! 54.Kb1 f1Q 55.Kb2 Qh3 56.h8N Qh8 57.f6 Qf6 58.Kc2 Qd4 59.Kb1 Qd2 60.Ka1 Kc5 61.Kb1 e5 62.Ka1 e4 63.Kb1 e3 64.Ka1 e2 (64...e2 65.Kb1 e1Q#) 0–1. rogeliovargas (2150) – grahamtrue (2175), net–chess.com, 2010.

7.Na3 Bg4 8.h3 (8.c4 a5 9.b5 cb5 10.cb5 Qd6=) 8...Bd7 (8...Bf3 9.Bf3 Qd6 10.b5=+) 9.c4= Qc8 (better is 9...a5 10.Qb3 ab4 11.Qb4 Qc8=) 10.Kh2 (10.g4 Rd8=) 10...Na6 (better is 10...Ng4!? 11.hg4 Bb2 12.cd5 Bg4–/+ (< 12...Ba3 13.Qb3=+)) 11.b5 (11.Bc3 Qc7=) 11...Nc7 (11...cb5 12.cb5 Nc7 13.Qb3=) 12.bc6 bc6 13.Be5+= Ne6 14.d4 Qa6 15.Qd3 dc4 16.Nc4 Nd5 17.Bg7+/– Kg7 18.Nce5 Qd3 19.Nd3 f6 20.Rfb1 Rab8 21.Rb3 Rb6 22.Rab1 Rfb8+= 23.Nc5 Nc5= 24.dc5 Rb3 25.Rb3 Rb5 26.Nd4 Rc5 27.Rb7+/– Rc4? 28.Rd7+– Rd4 29.Bd5?? cd5= 30.Re7 Kh6 31.Ra7+= Rd2 32.Rd7 Ra2 33.Rd5 ˝–˝. geebs (2225) – gideon (2245), net–chess.com, 2005.

7.a4 a5 8.ba5 Ra5 9.Bc3 Ra6 10.a5 Ne4 11.Bg7 Kg7 12.d3 Nf6 13.Nbd2 Be6 14.Nd4 Bd7 15.N2b3 b6 16.ab6 Qb6 17.Ra6 Na6 18.e3 e5 19.Ne2 e4 20.de4 Ne4 21.Be4 Nc7 22.Bg2 Ne6 23.Nbd4 Nd4 24.Nd4 Rb8 25.Nf3 Qb2 26.Qd4 Qd4 27.Nd4 Rb2 28.c3 c5 29.Nf3 Bf5 30.Rc1 c4 31.Nd4 Be4 32.Be4 de4 33.Nc6 Ra2 34.Ne5 Ra4 35.Rb1 f6 36.Rb7 Kh6 37.Nf7 Kh5 38.Nd6 f5 39.Rh7 Kg5 40.Kg2 Ra3 41.Nb5 Rb3 42.Rb7 Kf6 43.Rb6 Ke5 44.Rb7 g5 45.h3 f4 46.ef4 gf4 47.gf4 Kf4 48.h4 Kg4 49.h5 Kh5 50.Kg3 Kg5 51.f4 ef3 52.Kf3 Kf5 53.Ke3 Ke5 54.Rb6 Kd5 55.Nc7 Kc5 56.Rb3 cb3 57.Kd2 Kc4 58.Ne6 Kd5 59.Nd4 Kc4 60.Ne2 Kd5 61.Kc1 Kc4 62.Kb2 Kd3 63.Nf4 Kc4 64.Ng6 Kb5 65.Kb3 Kc5 66.c4 Kb6 67.Kb4 Ka6 68.c5 Kb7 69.Kb5 Kc7 70.c6 Kb8 71.Kb6 Kc8 72.c7 Kd7 73.Kb7 Ke6 74.c8Q Kf6 75.Qe8 Kg5 76.Qf7 Kh6 77.Kc6 1–0. rryy44 – kasiaitata, kurnik, 2012.

7.a4 a5 8.ba5 Ra5 9.Bc3 Ra8 10.a5 Ne4 11.Bg7 Kg7 12.d3 Nf6 13.Qd2 b6 14.a6 Ba6 15.Ne5 Qd6 16.Nf3 Nbd7 17.Nc3 e5 18.Ra2 Bb7 19.Rfa1 Ra2 20.Ra2 Ra8 21.Ra8 Ba8 22.e4 d4 23.Na4 Qa3 24.Nb6 Nb6 25.Ne5 Qa1 26.Bf1 Qc3 27.Qe2 c5 28.f4 Nfd7 29.Nf3 Bc6 30.h4 Ba4 31.Ne1 Nc8 32.e5 Na7 33.e6 fe6 34.Qe6 Nc8 35.Bh3 Bc2 36.Nc2 Qc2 37.Qd7 Kh6 38.Qc8 Qd1 39.Bf1 Qe1 40.Qc5 Qg3 41.Bg2 Qd3 42.Kh2 Qe3 43.Qg5 Kg7 44.h5 d3 45.hg6 hg6 46.Qe5 Kh6 47.Qe3 1–0. rryy44 – szachofan, kurnik, 2012.

7.a4 Na6 8.c3 Qd6 9.Qb3 c5 10.b5 Nc7 11.Ba3 b6 12.d4 Ne4 13.Nbd2 Nd2 14.Nd2 e5 15.dc5 bc5 16.Rad1 Be6 17.Qb2 Qb6 18.Nb3 Nb5?? (better is 18...Rfb8+/–) 19.Bc5+– (19.Bc5 Qb8 20.Bf8 Bf8 21.ab5 Qb5 22.Rb1+–; 19.ab5?! Qb5 20.Bd5 Rab8 21.Be6 fe6+–) 1–0. Haub,Thorsten Michael (2385) – Crell,Andreas, Kleve op, 1999. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0–0 5.Bg2 c6 6.0–0 d5)

7.a4 b6 8.Na3 Nbd7 9.c4 Bb7 10.d4 c5 11.dc5 bc5 12.b5 d4 13.Nc2 Qc7 14.e3 e5 15.ed4 ed4 16.Bc1 Nh5 17.a5 d3 18.Ra3 dc2 19.Qc2 Rad8 20.a6 Ba8 21.Rd1 Nb6 22.Rad3 f5 23.Bg5 Rd3 24.Rd3 Be4 0–1. Botur – Dvorak, Hradec Kralove 1997.

7.a4 Qc7 8.d3 Bg4 9.c4 Nbd7 10.b5 dc4 11.dc4 Rad8 12.Qb3 Nc5 13.Qb4 cb5 14.ab5 b6 15.e3?? (better is 15.Be5 Qd7 16.Nbd2+=) 15...Nd3–+ 16.Qb3 Nb2 17.Qb2 Nh5 (17...Bf3 18.Bf3 Ne4–+ (18...Qc4?! 19.Rc1 Qd3 20.Ra7=)) 18.Nd4= e5 (better is 18...Rd7!?=) 19.Nc6+/– e4 20.Nd4 Qc4=+ 21.Be4 Bd4 22.ed4 Rd4 23.Bc6 Bh3 24.Bg2 Bg2 25.Kg2 Qd5 26.Kg1 Ra8 27.Nc3 Qf3 28.Ne2 Re4 29.Nd4 Qf6 30.Rad1?? Rd8–+ 31.f3 Red4 32.Rd4 Qd4 33.Qd4 Rd4 34.Kg2 Rb4 35.Ra1 Rb5 36.Ra7 Nf6 37.Kh3 Kg7 38.g4 Rb3 39.Kg3 g5 40.h4 h6 41.hg5 hg5 42.Rb7 b5 43.Rb6 b4 44.Rb5 Kg6 45.Rf5 Rb1 46.f4 gf4 47.Kf4 Rf1 48.Ke5 Rf5 49.gf5 Kg5 50.Kd4 Kf5 51.Kc4 Ke4 52.Kb4 Ng4 (52...Ng4 53.Kc4 f5 54.Kc3 Ke3 55.Kc4 Ne5 56.Kd5 Nd3 57.Kc4 f4 58.Kb5 f3 59.Kc4 f2 60.Kd5 f1Q 61.Ke6 Nf4 62.Kd7 Qd3 63.Ke7 Nd5 64.Ke6 Ke4 65.Kf7 Qf3 66.Kg6 Qg4 67.Kf7 Qf5 68.Kg7 Qg5 69.Kf7 Qf6 70.Kg8 Ne7 71.Kh7 Qf7 72.Kh6 Qg6#) 0–1. rryy44 – ficherschi01, kurnik, 2011.

7.a4 Qd6 8.b5 Nbd7 9.d3 Re8 10.Nbd2 e5 11.Ba3 Qc7 12.e4 Nf8 (12...cb5 13.ab5 Nc5 14.ed5 Nd5 15.Bb2=) 13.Qe2 (13.Ng5!?+/–) 13...Bd7 14.c4 d4 15.Rfb1 (15.bc6 Bc6 16.Bc1 Rad8=) 15...c5 16.Nb3 Ne6 17.a5 b6 18.Bc1 h6 19.Ra3 Rab8 20.Rba1 Rb7 21.Qa2 Nh5 22.Bd2 Kh7 (22...Nf6 23.Qb2=) 23.Qc2 Rf8 24.Nc1 Qd8 (24...Nf6 25.Rb1+=) 25.Ne2 Bc8 (25...Ng5 26.ab6 ab6 27.Kh1+=) 26.Qc1 (26.ab6 ab6 27.Ra4+=) 26...Rc7 27.g4 Nf6 28.Ne5 Ne4 29.Nc6 Rc6 30.bc6 Nd2 31.Qd2 Qh4 32.ab6 ab6 33.f4 Qg4+/– 34.Rf1 h5 35.Kh1 Bh6 36.Ra7 Ng7 37.Ng3 Nf5 38.Ne4 Kg7+= 39.h3 Ng3 40.Ng3 Qg3 41.Rf3 Qh4 42.Qf2 Qf6 43.f5 Bf5 44.c7 Qe5 45.Qg3 Qg3 46.Rg3 Bf4 47.Rf3 Be5 48.Rb7 Rc8 49.Rb6 Rc7 50.Rf5 gf5 51.Bf3 h4 52.Rc6 Rc6 53.Bc6 Kg6 ˝–˝. Haub,Thorsten Michael (2370) – Fehr,Felix, Bad Zwesten op 5th, 2001. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 d5 5.Bg2 0–0 6.0–0 c6)

7.a4 Bd7 8.d3 Qc8 9.Nbd2 Bh3 10.Rb1 Bg2 11.Kg2 Re8 12.c4 e5 13.Be5 dc4 14.Nc4 Nbd7 15.Bb2 h5 16.Nd6 Qc7 17.Ne8 Re8 18.e3 Bh6 19.b5 g5 20.h4 g4 21.Ng5 Qd6 22.Qb3 Bg5 23.hg5 Nh7 24.Qc3 f6 25.g6 Nhf8 26.Qc4 Re6 27.bc6 bc6 28.Rh1 Ne5 29.Qd4 Qd4 30.Bd4 Nfg6 31.Rh5 Nd3 32.Ba7 f5 33.Rf5 Nge5 34.Bd4 Nf3 35.Rb8 Kh7 36.Rf7 Kg6 37.Rg7 Kf5 38.Rf8 Ke4 39.Rg4 Kd5 40.Rf5 Kd6 41.Rf3 Ne1 42.Kf1 Nf3 43.Rf4 Nd2 44.Ke2 Nb3 45.Bb6 Re5 46.Rf6 Ke7 47.Rc6 Rd5 48.Rh6 Rd2 49.Kf3 Nc1 50.a5 Nd3 51.Rh2 Ne5 52.Ke4 Ng4 53.Kf3 Ne5 54.Kg2 Ng4 55.Kf1 Nh2 56.Ke1 Ra2 57.f4 Nf3 58.Kd1 Nd2 59.g4 Nc4 60.e4 Nd6 61.e5 Nb5 62.f5 Ra4 63.g5 Rf4 64.a6 Rf5 65.a7 Na7 66.Ba7 Re5 67.Bd4 Rg5 68.Kc2 Rd5 69.Kd3 Kd6 70.Kc4 Rf5 71.Bg7 Rf4 72.Kd3 Rg4 73.Ke3 Rg7 74.Ke4 Re7 75.Kd4 Re5 76.Kc4 Kc6 77.Kd4 Kd6 78.Kc4 Re4 79.Kd3 Kd5 80.Kc3 Re3 81.Kb4 Re4 82.Kc3 Kc5 83.Kd3 Rd4 84.Kc3 Rc4 85.Kd3 ˝–˝. rryy44 – martini044, kurnik, 2012.

7.a4 Bd7 8.d3 Re8 9.c4 Ng4 10.Bg7 Kg7 11.b5 e6 12.e3 Qf6 13.Nbd2 Ne5 14.Ne5 Qe5 15.d4 Qd6 16.cd5 ed5 17.bc6 Bc6 18.Nb3 Na6 19.a5 Rad8 20.Qc2 Rc8 21.Rfc1 Bd7 22.Qb2 Rc6 23.Nc5+– Nc5 24.dc5 Qe5 25.Qb7 Rc5? 26.Qd7 Rc1 27.Rc1 Rb8 28.Qa7 Rb2 29.Qd4 Qd4 30.ed4 Rb5 31.a6 (31.a6 Ra5 32.Bf1+–) 1–0. rryy44 – waran01, kurnik, 2011.

7.a4 Re8 8.c4 dc4 9.Na3 Be6 10.Rc1 Na6 11.b5 cb5 12.ab5 Nc7 13.Ne5 Bd5 14.Bh3 e6 15.Nec4=+ b6 16.d3 Bb7 17.e4 Qe7 18.Qb3 Rac8 19.Bg2 Red8? 20.e5 Nfd5+= 21.Nd6 Rb8 22.Nb7 Rb7 23.Nc4 Qd7 24.Nd6 Rbb8 25.Ra1 Ra8 26.Rfb1 Ne8 27.Ne8 Qe8 28.Ra4 Qd7 29.Rba1 Qb7 30.Ra6 h6 31.Qa4 Rd7 32.Bd4 Qc7 33.f4 Bf8 34.Qc4 Qd8+= 35.Bf2 Rc8= 36.Qb3 Rcc7 37.d4 Qc8 38.Bd5 Rc1 39.Kg2 Ra1 40.Ra1 ed5 ˝–˝. Lopatin,Olga (2090) – Dotan,Valeria (2080), Rijeka CRO, 2011.

7.a4 Re8 8.d3 Qc7 9.Be5 Qb6 10.c3 Nbd7 11.Bd4 Qc7 12.Be3 e5 13.Nbd2 Ng4 14.d4 Ne3 15.fe3 e4 16.Ne1 b6 17.Nb3 f5 18.a5 Bb7 19.a6 Bc8 20.Qc2 c5 21.bc5 bc5 22.c4 dc4 23.Qc4 Kh8 24.Rc1 Rb8 25.Nc5 Nb6 26.Qc2 Qf7 27.Ne4 fe4 28.Rf7 1–0. rryy44 – ions, kurnik, 2012.

7.a4 Re8 8.d3 Bg4 9.Nbd2 Nbd7 10.c4 dc4 11.Nc4 Bf3 12.Bf3 e5 13.Nd6 Re7? (better is 13...Re6!? 14.Nb7 Qb6=) 14.Nb7+/– Qb6 15.Nd6 Qb4? (better is 15...Re6 16.a5 Qb4+=) 16.Ba3+– Qb6 17.Nc4 Qd8 18.Be7 Qe7 19.Bc6 Rc8 20.Bd7 Nd7 21.Rc1 Qb4 22.Ne3 Rc1 23.Qc1 Qa4 24.Qc8 Nf8 25.Nd5 a5 26.Nb6 Qb4 27.Nd7 e4 28.de4 Qe4? 29.Nf8 Bf8 30.e3 Kg7? 31.Qd8 Bb4 32.Qd4 Qd4 33.ed4 Kf6 34.Rd1 Ke6 35.Rd3 Kd5+= 36.Kf1 Ba3?? 37.Ra3+– Kd4 38.Ra5 1–0. rryy44 – stalek1, kurnik, 2011.

7.a4 Re8 8.d3 Ng4 9.Bg7 Kg7 10.Nbd2 e5 11.c4 d4 12.Ne4 b6 13.b5 c5 14.h3 f5 15.hg4 fe4 16.de4 Bg4 17.Nh2 Qd7 18.Ng4 Qg4 19.e3 Rd8 20.Qg4 1–0. rryy44 – ingaw, kurnik, 2012.

7.a4 Bf5 8.d3 Qd7 9.Nbd2 Na6 10.c3 Ne8 11.Rb1 e5 12.e4 de4 13.de4 Bg4 14.Nc4 Qd1 15.Rbd1 Nac7 16.Rd2 Bf3 17.Bf3 f5 18.ef5 Rf5 19.Bg2 Nf6 20.Nd6 Rg5 21.Nb7 e4 22.Rfd1 Ncd5 23.b5 e3 24.fe3 Ne3 25.Rd8 Rd8 26.Rd8 Kf7 27.Bc6 Rf5 28.Bg2 Nfd5 29.Nd6 1–0. rryy44 – azuma67, kurnik, 2012.

7.a4 Bg4 8.d3 Qc7 9.Ne5 Qb6 10.c3 Nbd7 11.a5 Qc7 12.Ng4 Ng4 13.Nd2 c5 14.b5 b6 15.a6 e5 16.Bd5 Rad8 17.c4 Ndf6 18.Bc6 Nh5 19.h3 Nf2 20.Rf2 Ng3 21.Ne4 Nf5 22.Qd2 Qe7 23.Raf1 Qh4 24.Rf3 Nd4 25.Bd4 ed4 26.Qf4 Qf4 27.Rf4 f5 28.Ng5 Rd6 29.Bd5 Kh8 30.Nf7 Rf7 31.Bf7 Be5 32.R4f3 Kg7 33.Bd5 Rf6 34.h4 h5 35.Kg2 Kh6 36.Kh3 g5 37.hg5 Kg5 38.Rg1 Kh6 1–0. rryy44 – ions, kurnik, 2012.

7.a4 Bg4 8.d3 Bf3 9.Bf3 a5 10.c3 ab4 11.cb4 b5 12.a5 Nbd7 13.Nd2 e5 14.Nb3 e4 15.de4 de4 16.Bg2 Rc8 17.e3 c5 18.bc5 Nc5 19.Qd8 Rfd8 (19...Rcd8?? 20.Nc5 Rfe8 21.Rfc1+–) 20.Nc5 Rc5 21.Bd4 Rcd5 22.Rfb1 h5 23.Rb4 g5 24.a6 h4 25.a7 Rd4?? 26.ed4 Nd5 27.Rb5 Nc3 28.Rb8 Ne2 29.Kh1 Rb8 30.ab8Q Kh7 31.Be4 Kh6 32.Ra6 f6 33.Qe8 (33.Qe8 Ng3 34.fg3 hg3 35.Qg6#) 1–0. rryy44 – pio987, kurnik, 2011.

7.a4 Bg4 8.Ne5 Nfd7 9.Nd7 (9.Ng4 Bb2 10.Ra2 Bg7+=) 9...Bb2 (worse is 9...Bd7 10.Bg7 Kg7 11.Qc1=) 10.Ra2 Qd7 (10...Nd7 11.Rb2 Nb6 12.a5+=) 11.Rb2 Bh3 12.d3 Bg2 13.Kg2 Na6 14.Nd2 Nc7 15.Nf3 f6 16.c4 dc4 17.dc4 Rfd8 18.Qc1 Qe6 19.Rb3 Rd7 (19...Qe2?? 20.Re1 Qe1 21.Qe1+–) 20.Re3 Qf7 21.Rd3 Rd3 22.ed3 e5 23.Qe3 b6 24.a5 ba5 25.ba5 Ne6 26.d4 ed4 27.Nd4 Nd4 28.Qd4 Qe7 29.Rd1 Re8 30.a6 (30.Rd3 Qe4 31.Qe4 Re4 32.Rd8 Kf7+=) 30...Qe4 (30...Kf7 31.g4=) 31.Qe4+= Re4 32.Rd8 Kf7 33.Ra8 Re7 34.Rc8 Ke6 35.Rc6 Ke5 36.f4 Kd4 37.Kf3 (37.Rf6 Kc4 38.Kf3 Kb5+=) 37...Rf7 (37...f5 38.Kf2+=) 38.Kg4 Kc3 39.h4 Kd4 40.Kf3 (40.f5!? Ke5 41.Rc5 Ke4 42.fg6 hg6 43.Rc8+/–) 40...f5+= 41.Kg2 Ke3 42.h5 gh5 43.Kh3 Rg7 44.Kh4 Rg4 45.Kh5 Rg3 46.Rc7 (46.Kh6 Kf4 47.Kh7 Ra3=) 46...Ke4 (better is 46...Kf4!? 47.Kh4 Rg6–/+) 47.Ra7= Kf4 48.Rh7 Ra3 (48...Ke5 49.Rc7=) 49.a7 (49.Ra7 Ke5+=) 49...Ke4= 50.Rd7 f4 51.Kg4 f3 52.Kg3 Ke3 53.Rf7 Kd4 54.Rc7 Ke3 55.Re7 ˝–˝. Shirazi,Kamran (2385) – Terrieux,K (2435), 6th LUCOPEN, 2015. (=1.Nf3 Nf6 2.g3 g6 3.Bg2 Bg7 4.0–0 0–0 5.b4 d5 6.Bb2 c6)

7.Qc1 a5 8.ba5 Qa5 9.d3 Nbd7 10.Nbd2 Nb6 11.Nb3 Qa6 12.Nc5 Qa5 13.Bd4 Na4 14.Nb3 Qd8 15.c4 dc4 16.Qc4 Ne8 (16...Be6 17.Qc2=) 17.Bg7+= Ng7 18.Nc5 Nc5 19.Qc5 Nf5 20.Rfb1 Qa5 21.Qa5 Ra5 22.Nd2 Nd4 23.Nb3 Nb3 24.ab3 Rb5 25.b4 Be6 26.Ra5 Rb6 27.d4 Rd8 28.e3 Bc4 29.Bf1 Bf1 30.Kf1 e6 31.Ke2 Rd5 32.Rd5 ed5 33.Kd2 Kf8 34.Kc3 Ra6 35.Kb3 Ke7 36.h4 h5 37.Rc1 Kd6 38.Rd1 Ra8 39.Rc1 ˝–˝. Ghizdavu,Dumitru – Stoica,Valentin, ROM–ch Bucharest, 1971.

7.c3 a5 8.a3 =+.

7.c3 Nbd7 8.d4 e5 (8...a5 9.Nbd2=+) 9.de5 Ng4 10.e6 (10.Nbd2 Nge5 11.Nd4 Nb6=+) 10...fe6 11.Nbd2 e5 (11...a5 12.a3=+) 12.e4 Ndf6 13.a4? (better is 13.Qb3 a5 14.Rae1=+) 13...de4–+ (13...Ne4?! 14.Ne4 de4 15.Nd2–/+) 14.Qb3 Kh8 15.Ne4 Ne4 16.Qc2 Nef2 17.h3 Qd3 18.Qd3 Nd3 19.Ba3 Ne3 20.Bc1 Nf1 21.Bg5 Ng3 (21...Ng3 22.Nd2 Ne2 23.Kh2 Bf5–+) 0–1. toolman – Atterl, ChessWorld.net, 2005.

7.c3 Bg4 8.d4 Qc7 9.Qd3 Nbd7 10.e3 Rad8 11.Nbd2 e5 12.c4? e4–+ 13.Qe2 ef3 14.Bf3 Bf3 15.Nf3 Ne4 16.c5 b6 17.Ba3 bc5 18.bc5 Ndf6 19.Qa6 Qd7 20.Ne5 Qf5 21.f3 Nd2–+ 22.Rf2 Nc4! 23.Nc6 Rde8 24.Qa7? Kh8 25.Ne7?? Re7! 26.Qe7 Na3 27.c6 Nc4 28.c7 Re8 29.Rc1?? Re7 30.Rfc2 Rc7 31.a4 Qf3 32.a5 Qe3 33.Kh1 Ne4 34.Kg2 Bd4 35.a6 Kg7 36.Ra2 Ra7 37.Rcc2 Ncd2 38.Rc6 Qf2 39.Kh3 g5 40.Kg4 f5 (41.Kh5 Qh2#) 0–1. Manure – IceKitten, caissa.com, 2007.

7.Nc3 b6 8.a4 Nbd7 9.d3 e5 10.e4 d4 11.Ne2 c5 12.bc5 bc5 13.c3 Rb8 14.Rb1 Ba6 15.cd4 (15.Ne1 Qb6=) 15...cd4=+ 16.Ba3 Re8 17.Rc1 (17.Qd2 Qc7=) 17...Ng4 (17...Qb6!?=+) 18.h3= Ngf6 19.Rc6 Rb6 20.Rc1 Ree6 21.Ng5= Rec6 22.f4 Rc1 23.Bc1 h6 24.fe5?? Ne5–/+ 25.Nf3 Nd3 26.Nfd4 Ne5 27.Bf4 Be2 28.Ne2= Qd1 29.Rd1 Nc4 30.Rc1 Rb4=+ 31.a5 g5 32.e5 Nh5=+ 33.e6 fe6 34.Bc7 Ne3 35.g4 Ng2 36.Kg2 Rb2 37.Kf3 Nf6 38.Be5 Rb3–/+ 39.Kg2 Nd5 40.Bg7 Kg7 41.Nd4 Nf4–+ 42.Kf1 Rb7 43.a6 Rd7 44.Nb5 Kf6 45.Rc7–/+ Rc7 46.Nc7 Nd5 47.Nb5 Nb4 48.Na7 Na6 49.Ke2 Ke5 50.Ke3 Kd5 51.Nc8 Ke5 52.Ne7 Kf6–/+ 53.Nc6 e5 54.Ke4 Nc5 55.Kd5 Nd3–+ 56.Ke4 Nf2 57.Kd5 e4 58.Nd4? e3–+ 59.Ne2 Nh3 60.Ke4 Nf2 61.Ke3 Ng4 62.Kf3 h5 63.Ng3 Kg6 64.Ne4 Ne5 65.Kg3 h4 66.Kh3 Kf5 67.Nf2 Nf3 68.Kg2 g4 69.Nd3 Ne5 70.Nf2 Kf4 71.Nh1 Nd3 72.Kh2 Kf3 73.Kg1 g3 74.Ng3 hg3 75.Kh1 g2 76.Kg1 Nf4 77.Kh2 Ne2 (77...Ne2 78.Kh3 g1Q 79.Kh4 Qg4) 0–1. gbsr (2115) – somporn (2075), net–chess.com, 2003.

7.Nc3 Qd6 8.a3 Bg4 9.d3 Nbd7 10.h3 Bf3 11.Bf3 e5 12.b5 Rfe8 13.a4 Rad8 14.Ba3 Qe6 15.bc6 bc6 16.Rb1 Rb8 17.e4 d4 18.Ne2 Qh3 19.Bg2 black timed out. gbsrao (2220) – jcampetella (2645), net–chess.com, 2014. (=1.Nf3 Nf6 2.g3 g6 3.b4 d5 4.Bb2 Bg7 5.Bg2 0–0 6.0–0 c6)

7.Nc3 Nbd7 8.a4 e5 9.d3 Qe7 10.b5 a6 11.Ba3 c5 12.Rb1 ab5 13.Nb5 Ra4 14.c4 Ra6 15.Qc1 e4 16.Nd2 e3 17.fe3 Qe3 18.Kh1 Ne5 19.Qc3 Nfg4 20.Bd5 Nf2 21.Rf2 Qf2 22.Rf1 Qe2 23.Bc5 Ng4 24.Qg7 Kg7 25.Bf8 Kf8 26.Rf7 Ke8 27.Nc7 Kd8 28.Bg2 Ra1 29.Nf1 Ne3 0–1. gbsrao (2380) – cristero (2465), net–chess.com, 2014. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0–0 5.Bg2 d5 6.0–0 c6)

7.Nc3 Bg4 8.a4 Nbd7 9.b5 Nc5 (9...Bf3 10.Bf3 Ne5 11.Bg2=+) 10.bc6 (10.Ne5 Bd7=) 10...bc6 11.Ne5 Nfd7?? (better is 11...Bd7=) 12.Ng4 (12.Nc6 Qe8 13.Nd5 Bb2+–) 12...Nb6? 13.a5 Nc4 14.Ba3 Na3 15.Ra3 e5? 16.Na4 Qa5 17.Qa1 Na4+/– 18.Ra4 Qd2 19.Ne5 Rfe8 20.Nc6?? Ba1–+ 21.Rfa1 Re2 22.Rd4 Qc2 23.Bd5 Rf2 24.Ne7 Kg7 25.Ba8 Rh2 26.Rf1 Qg2 27.Bg2+– (27.Bg2 Rh5 28.Rd7+–) 1–0. gbsr (2240) – guerino (2250), net–chess.com, 2003.

7.c4 dc4 8.Na3 b5 9.Rc1 Bb7 (9...a5 10.Nc2–/+) 10.d3 cd3 11.ed3 (11.Qd3 Qd3 12.ed3 Nd5 13.Bg7 Kg7–/+) 11...a6 (11...a5 12.ba5 Qa5 13.Re1–/+) 12.d4 (12.Bc3 a5 13.ba5 Nd5 14.Bg7 Kg7–/+) 12...e6 (12...Nd5 13.Qb3–/+) 13.Re1 Nbd7 (13...Nd5 14.Qb3–/+) 14.Ne5 Ne5 15.de5 Nd5 16.Nc2 Qe7 17.Nd4? Rac8 18.a4? Qb4–+ 19.ab5 Qb2 20.bc6 Ba8 21.Bd5 ed5 22.c7 Qb6 23.e6 Bd4 24.ef7 Rf7 25.Re8 Re8 26.c8Q Rc8 27.Rc8 Kg7 28.Ra8 Bf2 (28...Bf2 29.Kg2 Qb7–+) 0–1. gbsr (2160) – guerino (2155), net–chess.com, 2003.

7.c4 dc4 8.Na3 b5 9.d3 cd3 10.ed3 Bb7 (10...a5 11.ba5 Ra5 12.Re1–/+) 11.Re1 a6 (11...a5 12.ba5 Ra5 13.Qe2–/+) 12.d4 (12.Qe2 Re8=+) 12...Nbd7 13.Rc1 Rc8 (13...Nd5 14.Qb3–/+) 14.Nc2 (14.Bc3 Nd5 15.Bd2 Qc7=+) 14...Re8 15.Ne3 Nb6 16.Ne5 Qd6 17.f4 Nfd5 18.Nd5 cd5 19.Bh3 Rc1–+ 20.Qc1 Rc8?? 21.Bc8+= Bc8 22.Nc6 e6 23.Qc5 Qc5 24.bc5 Nc4 25.Bc3 Bb7 26.Ne5 Ne5 27.fe5 Kf8 28.Rb1 Bc6 29.a4 Ke8 30.ab5 Bb5 31.c6 Bc6? 32.Rb8+– Ke7 33.Rg8 Bf8?? 34.Rh8 h5?? 35.Bb4 Kd7 36.Rf8 (< 36.Bf8 Kd8+–) 1–0. gbsr (2160) – guerino (2155), net–chess.com, 2003.

7.c4 dc4 8.Na3 b5 9.d3 cd3 10.Ne5 a5 11.Nd3 Qb6 –/+.

7.c4 dc4 8.Ne5 Be6 9.Qc1 a5 10.Na3 (10.ba5!? Qa5 11.Nc4+=) 10...ab4–/+ 11.Nac4 Nbd7 12.Nd7 Bd7 (12...Qd7?! 13.Nb6 Qd6 14.Na8 Ra8 15.a3+=) 13.a4 ba3! 14.Ra3 (14.Ra3 Ra3 Combination; 14.Ba3 Ng4 Combination; 14.Na3 Be6 Combination) 14...Ra3 15.Ba3 Re8 16.Qb1 Bc8 17.d3 Nd5 18.Bb2 Nc3 19.Qc2 Nb5 20.Bg7 Kg7 21.Rb1 e5 22.Qb2 Qc7 23.f4 f6 24.fe5 fe5 25.Rc1 Qe7 26.Ra1 Qc5 27.Kh1 Qd4 28.Qd4 (28.Qc1!?–/+) 28...ed4–+ (28...Nd4?! 29.Ra8 Ne2 30.Rb8–/+) 29.Be4 Bh3 30.Nd2 Nc3 (30...Bg4!? 31.Nf3–+) 31.Ra7 Re7 32.Nf3 (32.Bc6 Re2 33.Rb7 Kh6–+) 32...Kh6 (32...Kf6 33.Kg1–+) 33.Ng1 (better is 33.Bc6 Re2 34.Rb7–+) 33...Ne4 34.de4 Bc8 35.Ra8 Be6 36.Kg2 Bc4 37.Kf3 Rf7 38.Kg2 d3 39.ed3 Bd3 40.Re8 Bf1 41.Kh1 Rf2 42.h4 Bg2 43.Kh2 Be4 44.Kh3 Bf5 45.g4 Bg4! 46.Kg3 Rf1 47.Kg2 Rf7 48.Re4 Bd1 49.Rd4 Bb3 50.Nh3 c5 51.Rd6 b5 52.Ng5 Rc7 53.Kg3 Bg8 54.Ne4 b4 55.Nf6 Bf7 56.h5 Kg7 57.hg6 hg6 58.Kh4 c4 (58...c4 59.Ne4 c3 60.Nc3 bc3–+) 0–1. Wiegel,Joerg (2070) – Rilling,Ulrich (2130), Hessenliga, 1998. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0–0 5.Bg2 d5 6.0–0 c6)

7.c4 Re8 8.d3 dc4 9.dc4 Bg4 10.Nbd2 Qc7 11.Rc1 Qb6 12.a3 Nbd7 13.c5 Qc7. gbsr (2300) – guerino (2295), net–chess.com, 2003.

7.d3 b5 8.c4 a6 9.cd5 cd5 10.Qc2 Bb7 11.Nbd2 Nc6 12.a3 Rc8 13.Qb3 Re8 14.e4 de4 15.de4 e5 16.Rad1 Nd4 17.Nd4 ed4 18.Nf3 Ne4 19.Nd4? (19.Bd4 Bd5 20.Qb2 Nc3 21.Bg7 Kg7=) 19...Qb6 (better is 19...Bd5 20.Qd3 Bc4–/+) 20.Rfe1= Nd2?? (better is 20...Rc4 21.Qd3 f5=) 21.Re8+– Re8 22.Rd2 Re1 23.Bf1 Bd4 24.Rd4 Qc6 25.Rd8 Re8 26.Re8 Qe8 27.Qc3 Kf8 28.Qc5 Kg8 29.Qd4 Kf8 30.Qg7 Ke7 31.Qh7 Qc6 32.Qh4 f6 33.Qf6! Qf6 34.Bf6 Kf6 35.Bd3 g5 36.h3 Ke5 37.Kf1 Kd4 38.Bc2 Kc3+/– 39.Bd1 Kb2 40.a4 Bc6 41.ab5 Bb5? 42.Be2 Kc3 43.h4 gh4 44.gh4 Kb4 45.Bb5 ab5 46.h5 Kc5 47.h6 b4 48.h7 b3 49.h8Q Kc4 50.Qb2 Kb4 51.f3 Kc4 52.Ke2 Kd5 53.Qb3 Ke5 54.Ke3 Kf5 55.Qd5 Kf6 56.f4 Ke7 57.f5 Kf6 58.Ke4 Kg5 59.f6! Kf6 60.Qf5 Ke7 61.Ke5 Kd8 62.Qf7 Kc8 63.Kd6 Kb8 64.Kc6 Kc8 ˝–˝. mapaj – aidi2007, kurnik, 2012.

7.d3 b6 8.Nbd2 Bb7 9.c4 Nbd7 10.Qb3 e5 (10...c5 11.Rac1=) 11.Rad1 (11.Ne5!? Re8 12.f4+/–) 11...d4 12.Ng5 a5 13.a3 a4 14.Qc2 b5?? (14...Qe7 15.Ngf3=) 15.c5?? (better is 15.cb5 Rc8 16.bc6+–) 15...h6 16.Nge4 Nh7 17.Nd6+/– Ba6? 18.Bc6+– Nb8?? 19.Ba8 Nd7 20.Bd5 Ndf6 21.Ba2 h5 22.N2e4 h4 23.Qc1 h3 24.f3 Ne4 25.Ne4 Kh8 26.g4 f5 27.gf5 gf5 28.Ng3 f4 29.Kh1 fg3 30.hg3 Qg5 31.Qg5 Ng5 32.Bc1 Nh7 33.Kh2 Bc8 34.g4 Bf6 35.Kh3 Kg7 36.Kg3 Rh8 37.Rh1 Bd8 38.Rh5 Bc7 39.Kg2 e4 40.de4 Rg8 41.Rd4 Nf6 42.Rg5 Kh7 43.Be3 Rg5 44.Bg5 Ng8 45.Bd8 Bf4 46.c6 Nh6 47.c7 Kg6 48.Rd5 Nf7 49.Rf5! Nd6 50.e5 Nf5 51.gf5 Kf5 52.e6! Kg6 53.e4 Kg7 54.Kh3 Kf8 55.Kg4 Bd6 56.Kf5 Be7 57.Bd5 Kg7 58.Ke5 Kh6 59.f4 Kh5 60.f5 Kg5 61.f6 Bf6 62.Kd6 (62.Kd6 Be7 63.Be7 Kg6 64.Bf8 Kg5 65.e7 Kf4 66.e8Q Ke3 67.Qc8 Kf2 68.Qf5 Ke2 69.c8Q Kd2 70.Qf2 Kd3 71.Qcc2#) 1–0. sacaniev (1630) – sylwesterol, kurnik, 2012.

7.d3 Qc7 8.Nbd2 Nbd7 9.c4 e5 10.cd5 cd5 11.Rc1 Qd6 12.Ba3 b5 13.Qb3 Bb7 14.e4 de4 15.Ne4 Ne4 16.de4 Be4 17.Rfd1 Qe7 18.Qc2?? (better is 18.Ne5 Bg2 19.Rd7 Qe5 20.Kg2=) 18…Bc2–+ (18...Bc2 19.Rc2 Rac8–+) 0–1. linakip – ostr007, kurnik, 2012.

7.d3 e5 8.Nbd2 Nfd7 9.e4 d4 10.c3 c5 11.b5 b6 12.cd4 cd4 13.Nc4 f6 14.a4 Nc5 15.Ba3 Nbd7 16.Qc2 Re8 17.Rad1 a5 18.Rfe1 Bf8 19.Bb2 Bb7 20.Ra1 Rc8 21.Red1 Be7 22.Qb1 Nf8 23.Qa2 Kg7 24.Bh3 Rc7 25.Nb6+= Nfe6 26.Nc4+/– Nd7?? 27.Na5 Bb4?? 28.Nc4 Qc8 29.Qb3 Be4?! 30.de4 Rc4 31.Rac1 Bc3?? 32.Be6 Re6 33.Bc3 dc3 34.Ne1 Re4?? 35.Rc3 Qe8 36.Nf3 Re2? 37.Rcd3 Nc5= 38.Qc3 Nd3 39.Rd3?? Qe7?? 40.Kg2? Rd6?? 41.Re3 Re3 42.Qe3 Qd7 43.Ne1 Rd2 44.h4 Ra2 45.b6 Ra4 46.Qb3 (46.Qb3 Qb7 47.Qf3 Qb6 48.Nc2–+). giorgo – manoos, kurnik, 2012.

7.d3 h6 8.Nbd2 Nbd7 9.c4 Nb6 10.c5 Nbd7 11.a4 a6 12.Bf6 Bf6 13.Rb1 b6 14.cb6 Nb6 15.Nb3 Na4 16.Na5 Nc3 17.Qc2 Nb1 18.Rb1 Bf5 19.Qc6 Rc8 20.Qa6 g5 21.Nc6 Qc7 22.Ncd4 Be6 23.Ne6 fe6 24.Qe6 Kg7 25.d4 Qc2 26.Rf1 Rc6 27.Qd5 Rd6 28.Qc5 Qe2 29.Ne5 Rfd8 30.Qc4 Be5 31.de5 Qe5 32.b5 Rb8 33.Bc6 Rd4 34.Qc3 Qd6 35.h3 Kf8 36.Kg2 Rd8 37.Qf3 Kg7 38.Qf5 Rd2 39.h4 gh4 40.Qg4 Kh7 41.Qh4 Rc8 42.Be4 Kg7 43.Qg4 Kf8 44.Qc8 Qd8 0–1. kubak – kristofgregory, kurnik, 2012.

7.d3 h6 8.Nbd2 Kh7 9.a3 Bg4 10.c4 dc4 11.Nc4 Qc8 12.Qc2 Bh3 13.Na5 b6 14.Nb3 Bg2 15.Kg2 Qg4 16.Nbd4 Qc8 17.e4 Nfd7 18.Nb3 e5 19.d4 Qe8 20.d5 cd5 21.ed5 e4 22.Rfe1 f5 23.Ng1 Qf7 24.Rad1 Ne5 25.Nd4 Nbd7 26.Ne6 Rfc8 27.Qb3 Bh8 28.Ne2 a6 29.N2d4 a5 30.Nc6 ab4 31.Ne5 Ne5 32.ab4 b5 33.Bd4 Ra4 34.Qb2 Qf6 35.Rc1 Rc1 36.Rc1 Ra7 37.Rc5 Re7 38.Rb5 e3 39.fe3 g5 40.Rb6 Nd3 41.Qc3 Ne5 42.Nf4 (42.Nf4 Qf7 43.Re6+–) 1–0. linakip – 60piter, kurnik, 2012.

7.d4 a5 8.a3 ab4 9.ab4 Ra1 10.Ba1 Qb6 (10...Qd6 11.c3=+) 11.c3= Bf5 12.Nbd2 Nbd7 13.Bb2 Ra8 14.Qb3 (14.Nh4 Be6=+) 14...Qb5 15.e3 (15.Re1 Ne4=+) 15...Ne4 16.Ne4 (16.Re1 Nb6=+) 16...Be4–/+ (< 16...de4 17.Ng5 Qd5 18.c4+/–) 17.Nd2 Bg2 18.Kg2 Nb6 (18...Qd3 19.Rd1–/+) 19.Ra1 (19.Qc2 Nc4=+) 19...Ra1 20.Ba1 Qe2 21.Nf3?? (better is 21.Qb2–/+) 21...Nc4–+ 22.Qa4 (22.Ng1 Ne3 23.Kh1 Qf2 24.Qb2–+) 22...Ne3 (22...Ne3 23.Kh3 Qf1 24.Kh4 Bf6 25.Ng5 Bg5 26.Kg5 f6 27.Kh4 g5 28.Kh5 Qh3) 0–1. Kapote – Subedei, ChessWorld.net, 2005.

7.d4 a5 8.ba5 Qa5 9.Nbd2 =+.

7.d4 Ne4 8.Nbd2 Bf5 9.a4 Nd7 10.h3 Nd2 11.Qd2 Be4 12.Rfe1 Qc7 13.a5 a6 14.Bf1 Bf3 15.ef3 e6 16.f4 Rfe8 17.Kg2 h5 18.Bd3 c5 19.c3 cd4 20.cd4 Qd6 21.b5 Nb8 22.Ba3 Qd7 23.Qb4 ab5 24.Bb5 Nc6 25.Qd2 Qc7 26.Bc5 Rec8 27.Bb6 Qe7 28.Reb1 Qf6 29.Ra4 h4 30.Rc1 Ne7 31.Rc8 Rc8 32.Bd7 Ra8 33.Bc5 hg3 34.fg3 Bf8 35.Ra3 Nf5= 36.Bf8 Kf8 37.Rd3 Qd8+= 38.Qb4 Kg7 39.Qb7 Ra5 40.Bc6?? Nd6 41.Qd7?? Ra2–+ 42.Kf3 Qb8 43.Bd5 Qb1 44.Ba2 Qd3 45.Kg2 Qe2 46.Kg1 Qe3 47.Kh1 Qd4 48.Bb1–/+ Qd1 49.Kh2 Qd2 50.Kh1 Qe1 51.Kh2? Qf2–+ 52.Kh1 Qf3?? 53.Kh2+= Qf2 54.Kh1 Qe1?? 55.Kh2= Qe2 ˝–˝. Serra Labrador,Carles (2005) – Barrera Clot,Carlos (2130), Figueres op, 2009. (=1.Nf3 Nf6 2.g3 d5 3.Bg2 g6 4.b4 Bg7 5.Bb2 c6 6.0–0 0–0)

7.d4 Bf5 8.c4 Qd7 (8...a5!?=+) 9.Nbd2 (9.c5 a5 10.ba5 Ra5=) 9...Na6 (9...Qd6 10.Qb3=) 10.Ne5 Qc7 (10...Qd6 11.c5 Qe6=) 11.Ndf3 (11.Qb3 Qb6 12.a3 Rfd8+=) 11...Be4 (11...dc4 12.Qe1=+) 12.Rc1 (12.b5 Nb8 13.Rc1+=) 12...Bf3 (better is 12...dc4 13.Rc4 Bd5=) 13.Bf3+/– (13.ef3?! Nb4 14.Qa4 a5=) 13...Nb4 (13...dc4 14.Rc4 Nd7+/–) 14.a3?? (better is 14.Qb3 a5 15.cd5+–) 14...Na6+= 15.cd5 Qb6? (15...Nd5 16.Bd5 Be5 17.de5+=) 16.Ba1?? Nd5? 17.Bd5 Be5= 18.Bc6 bc6 19.de5+= Rfd8 20.Qc2 c5 21.Rb1 Qc6 22.Rfd1 c4 23.Bd4+= Nc7 24.Rb4 Qa6 25.Rc4 Ne6 26.Be3?? Qa3 27.Rd8+– Rd8 28.Ra4 Rd1 29.Qd1 Qc3 30.Ra7 Qe5 31.Re7 Qf6 32.Re8 Kg7 33.Re6! Qe6 34.Qd4 Kf8 35.Bh6 Ke7 36.Qe3 1–0. gbsrao (2295) – chessleon (2055), net–chess.com, 2007.

7.d4 Bf5 8.Nbd2 a5 9.ba5 Qa5 10.c4 =+.

7.d4 Bf5 8.Nbd2 Qd7 9.Rc1 (9.c4 Qd6=) 9...Na6 (9...Qd6 10.a3=) 10.c4 (10.a3 b5=) 10...Nb4 11.Ne5 Qc7?? (better is 11...Qe6 12.Qb3 a5=) 12.a3+– Na6 13.cd5 Qb6 14.Ba1?? Nd5?? 15.e4+– Qd4 16.Bd4 Be5 17.Be5 Bd7 18.Qf3 (18.Qf3 Nb6 19.Rfd1+–) 1–0. gbsrao (2295) – chessleon (2055), net–chess.com, 2007.

7.d4 Bf5 8.Nbd2 Nbd7 9.c4= Ne4 (9...a5 10.b5=) 10.cd5 cd5 11.Qb3 (11.Nh4 Nd2 12.Qd2 Be6=) 11...Ndf6 (11...e6 12.Ne4 Be4 13.Rfc1=) 12.Rac1 (12.Ne4 Be4 13.Rfc1 Qd6=) 12...Rc8 (12...Qd6 13.Ne4 Ne4 14.a3=) 13.Rc8 Qc8 14.Rc1 Qd7 15.a4 (15.Ne4 Be4 16.Ne5 Qd6=) 15...Rc8 (15...Ng4 16.Ne4 de4 17.Ng5=+) 16.Rc8 (16.Ne4 Rc1 17.Bc1 Ne4=) 16...Qc8 17.e3 Bh3 18.b5 Bf8 19.Ne4+/– Ne4 20.Bh3 Qh3 21.Qd5 Nd6 22.Nd2 Qg4+/– 23.f3 Qc8 24.Qc5+– Qe6 25.d5 Qf5 26.Qd4 f6 27.e4 Qc8 28.Qc3 Bh6 29.Qc8 Nc8 30.Nc4 Kf7 31.Bd4 Bc1 32.Na5 b6 33.Nc6 Ke8 (33...Ke8 34.Kf2 Kd7+–). Letsplay! – ncc_1701, ChessWorld.net, 2005.

7.d4 Bg4 8.Nbd2 Nbd7 9.Re1 Re8 10.Ne5 Be6 11.Ndf3 Ne5 12.de5 Nd7 13.Ng5 (13.e4 Qb6 14.Bd4 Qb4 15.Ng5=) 13...Nf8?? (better is 13...Ne5 14.Rb1 Bg4–/+) 14.e4+= de4 15.Ne4 (worse is 15.Re4 Qd1 16.Rd1 Ba2+=) 15...Qd1 16.Rad1 Rad8 17.Nc5 Bd5 18.Nb7 Rb8 19.Bd5 (19.Nc5!? Rb4 20.Ba3+=) 19...cd5= 20.Rd5? (better is 20.Nc5 Rb4 21.Nb3=) 20...Rb7–+ 21.c4? (better is 21.Re4–+) 21...Rb4 22.Bc3 (22.Bd4 Rc4 23.Ba7 Ra8–+) 22...Rc4 23.Bd4 e6 24.Rd6 a5 25.Bb6 a4 26.Rd4 Rec8 27.Rc4 (27.f4 f6 28.Rc4 Rc4 29.ef6 Bf6–+) 27...Rc4 28.Rd1 (28.Ba5 g5–+) 28...Be5 29.Rd8 (29.Be3 Rc2 30.f4 Bc3–+) 29...Kg7 (29...Rc2 30.Kg2–+) 30.Be3 h5 31.Kg2 Rc2 32.a3 Rc3 (32...Nh7!? 33.Rd2 Rd2 34.Bd2–+) 33.Bd2 Rc4 (worse is 33...Ra3 34.Bb4 Rb3 35.Bf8 Kf6 36.f4–+) 34.Bb4 Nh7 35.Ra8 Rc2 36.Kf3 (36.Ra4 Nf6 37.Ba5 Nd5–+) 36...Bd4 37.Ra4 (37.Ke4 Bb2 38.f4 Nf6 39.Kd3 Rh2 40.Ra4 Nd5–+) 37...e5 (37...Ng5 38.Kg2 Rf2 39.Kh1 Rf1 40.Kg2 Rg1) 38.Be1 Nf6 (better is 38...Ng5 39.Kg2 Ne4–+) 39.Ra8 (39.h3–+) 39...e4 40.Kg2 e3 41.a4 (41.Ra4 ef2 42.Bf2 Rf2 43.Kh1–+) 41...ef2 42.Bb4 Rc1 0–1. gbsrao (2365) – scardoso (2670), net–chess.com, 2015. (=1.Nf3 Nf6 2.g3 g6 3.b4 d5 4.Bb2 Bg7 5.Bg2 0–0 6.0–0 c6)

7.Bd4 Nbd7 8.d3 =+.

7.Bd4 Bg4 8.h3 (8.Ne5 Bf5=) 8...Bf3=+ 9.ef3 (9.Bf3 Nbd7=+) 9...Nbd7 10.f4 e6 11.d3 (11.Qe2 a5 12.b5 c5=+) 11...Ne8 (11...a5 12.ba5 Qa5 13.c4=+) 12.Bg7 Ng7 13.Nd2 (13.c4 Qf6 14.Na3 Nf5=+) 13...a5 14.a3 ab4 (14...Nf5 15.c3=+) 15.ab4 Ra1 (15...Qf6 16.Nb3=+) 16.Qa1= Nf5 17.Nf3 Qb6 (17...Qc7 18.c4=) 18.g4 Nd6 ˝–˝. Maier,C – Brueckner,T, FRG–ch, 1987.

7.Re1 Qb6=+ 8.c3 c5 9.Qb3 (9.a3 a5=+) 9...c4 10.Qc2 a5 11.Ba3 (11.ba5 Ra5 12.d3 Qa6=+) 11...Ne4 (11...ab4 12.Bb4 Nc6 13.Ba3–/+) 12.e3 (12.d4!?=+) 12...Qf6–/+ 13.ba5 (better is 13.Rf1!?–/+) 13...Bg4–+ (13...Ra5?! 14.Rf1–/+) 14.Qd1 Ng5 15.Re2 Nf3 16.Kh1 Qf5 (< 16...Ra5 17.h3 Bh5 18.Bb4–+) 0–1. Blackshaw,Graham – Manis,Jose (1665), IECC, 2005.

7.e3 Qc7 8.d3 Re8 9.Nbd2 Nbd7 10.c4 Nb6 11.c5 Nbd7 12.d4 b6 13.a4 a5 14.ba5 Ra5 15.Nb3 Ra8 16.Qd2 Ne4 17.Qb4 bc5 18.Nc5 Rb8 19.Qa3 Ndc5 20.dc5 Nc5 21.Bg7 Kg7 22.Qc5 1–0. kannisogoet – mariolkas, kurnik, 2012.

7.e3 Bg4 8.Qc1 Bf3 9.Bf3 Nbd7 10.d3 Qc7 11.a4 e5 12.c4 e4 13.de4 de4 14.Bg2 Rad8 15.Nd2 Rfe8 16.b5 Nc5 17.Qc2 Rd2 18.Qd2 Nb3 19.Qc2 Na1 20.Ba1 cb5 21.ab5 Rc8 22.Bf6 Bf6 23.Qe4 b6 24.Rc1 Qe5 25.Qb7 Rc7 26.Qb8 Kg7 27.Bd5 Rc4 28.Rc4 Qb8 29.Bc6 Be7 30.Ra4 Bc5 31.Kg2 h5 32.h4 Kf6 33.Rf4 Kg7 34.Ra4 f6 35.e4 g5 36.hg5 fg5 37.f3 Qd6 38.Bd5 Qe7 39.f4 g4 40.f5 Kf6 41.Ra6 Qe5 42.Ra7 Qb2 43.Kh1 Qc1 44.Kg2 Qd2 45.Kh1 Qe1 46.Kg2 Qg1 0–1. rryy44 – szachofan, kurnik, 2012.

7.e3 Bg4 8.d4 Ne4 9.Nbd2 f5 10.c4 e6 11.c5 Nd7 12.Qb3 Bf3 13.Bf3 Nd2 14.Qc2 Nf3 15.Kh1 Ng5 16.f4 Ne4 17.a4 Rc8 0–1. kannisogoet – naraf (1820), kurnik, 2012.

7.Ne5 a5 8.a3 (8.ba5 Bf5=+) 8...Ng4 9.d4 Ne5 10.de5 Bf5 (10...Nd7 11.f4=+) 11.Nd2 (11.e3 ab4 12.ab4 Ra1 13.Ba1 Qb6=+) 11...Nd7–/+ 12.Nf3 (12.f4 Qb6 13.Kh1 ab4–/+) 12...Be4 13.Re1 Qc7 14.Qd4 (14.c4 ab4 15.ab4 Ra1 16.Ba1 Ra8–/+ (< 16...Be5 17.Ne5 Ne5 18.f3+=; 16...Ne5?! 17.Be5 Be5 18.Ne5 Bg2 19.Qd4=+)) 14...Bc2 15.Rac1 Be4 16.Qc3 (16.b5 Rfc8–/+) 16...ab4–+ 17.ab4 Nb6 18.Nd2 (18.Qe3 Ra4–+) 18...Bg2 (18...Na4 19.Qb3 Bg2 20.Kg2 Nb2 21.Qb2 Qe5 22.Qe5 Be5 23.e4–+) 19.Kg2 Na4 20.Qc2 Nb2 21.Qb2 Be5 (21...Qe5 22.Qe5 Be5 23.e4–+) 22.Qb3 Rfd8 23.Nf3 (23.e4 Bg7–+) 23...Bg7 24.b5 (24.e4 e6–+) 24…Qb6 (24...Qb6 25.Rb1 c5–+) 0–1. Letsplay! – Atterl, ChessWorld.net, 2006.

7.Ne5 Ng4 8.Nd3 =.

7.a3 Nbd7

8.d3 a5 9.Nbd2 b6 10.Nd4 Bb7 11.c4 e6 12.cd5 cd5 13.Rc1 Rc8 14.Qa4 ab4 15.ab4 Rc1 16.Rc1 Qb8 17.Nc6 Bc6 18.Qc6 Qa8 19.Qc2 Rd8 20.e4 Ne8 21.Bg7 Kg7 22.ed5 ed5 23.Qb2 Ndf6 24.Nc4 Qb8 25.Ne5 Rc8 26.Ra1 Qc7 27.Ra6 Kg8 28.Bh3 Rb8 29.Qd4 Qd6 30.Ra7 Nc7 31.Ra1 Nb5= 32.Qb2 Re8 33.d4 Re7 34.Bf1 Nd4 35.Qd4 Re5 36.Bg2 Re8 37.Ra7 Re1–+ 38.Bf1 Re8 39.Rb7 Rb8?? 40.Rb8+– Qb8 41.Qf6 (41...Qc7 42.h3+–) 1–0. Polakowski,Jan (1965) – Bischof,Rainer (1915), Bahn–chG Bad Wildungen, 2000.

8.d3 Nb6 9.a4 a5 10.ba5 Ra5 11.Nc3 Nfd7 12.Qd2 Nc5 13.d4 Nca4 14.Na4 Ra4 15.Ra4 Na4 16.Ba3 Re8 17.c3 b5 18.e3 Nb6 19.Bc5 Nc4 20.Qd1 e5 21.de5 Ne5 22.Ne5 Be5 23.Bd4 Bd4 24.cd4 Qb6 25.Qc2 Bd7 26.Rc1 b4 27.Qb3 Ra8 28.Rb1 Rb8 29.Rb2 Qa5 30.Ra2 Qb5 31.Bf1 Qb6 32.h4 h5 33.Kh2 Be6 34.Ra6 Qb7 35.Qc2 Bd7 36.Qb3 Bc8 37.Qc2 b3 38.Qb2 Qb4 39.Rc6 Qe1 40.Rc1?? Qb4?? 41.Be2 Bf5 42.Bd1 Be4 43.Rc3?? Ra8 44.Qb3 Qb3= 45.Rb3 Ra1 46.f3 Bf5 47.Rb8+= Kg7 48.Bb3 Rb1 49.Rb7 Rb2 50.Kg1 Be6?? 51.f4?? Bc8= 52.Rc7 Be6?? 53.Ba4 Re2 54.Rc3 Bh3 55.Bc6 Be6 56.Bb5 Rb2 57.Bd3 Bh3 58.Rc2 Rb3 59.Rd2 Rc3 60.Kf2 Bg4 61.Ba6 Bf5 62.Bb7 Be4 63.Ba6 Ra3 64.Be2 Bf5 65.Bf3 Be6 66.e4 de4 67.Be4 f5 68.Bf3 1–0. rryy44 – basic1, kurnik, 2012.

8.d3 Re8 9.c4 e5 10.cd5 cd5 11.Nbd2 e4 (11...a5 12.Qc2=) 12.de4 de4 13.Nd4 Nb6 14.Rc1 Nbd5 15.N2b3 e3 16.f4 Ng4 17.Rc5 Nf2? (better is 17...Nb6+=) 18.Rd5+– Nd1 ˝–˝. Van der Vurst,Adri (1810) – Babkin,Pavel (1820), IECC, 2003.

8.d3 Re8 9.Nbd2 Rb8 10.c4 Nb6 11.Qc2 Nh5 12.Bg7 Ng7 13.h4 h5 14.Ng5 Ne6 15.Ngf3 Ng7 16.e4 dc4 17.dc4 Be6 18.c5 Nd7 19.Rad1 Qc8 20.Rfe1 Qc7 21.Ng5 Rbd8 22.Nc4 Ne5 23.Ne3 Ng4 24.Rd8 Rd8 25.Ne6 Ne6 26.Ng4 hg4 27.Qe2 a5 28.Qg4 ab4 29.ab4 Ng7 30.e5 Rd2 31.e6 Ne6 32.h5 Rd4 33.Be4 Kg7 34.hg6 f6 35.Qe6 Rb4 36.Qf7 Kh6 37.Qh7 Kg5 38.Qh4# 1–0. sacaniev – popissldwon, kurnik, 2011.

8.d4 Nb6 9.Nbd2 Bf5 10.a4 Ne4 11.a5 Nd2 12.Nd2 Nd7 13.e4 de4 14.Ne4 Nf6 15.Nf6 Bf6 16.c4 Qd7 17.Re1 Rad8 18.Ra2 Bd4 19.Bd4 Qd4 20.Qd4 Rd4 21.Bf1 Be6 22.Rc2 Rfd8 23.Rcc1 Rd2 24.h4 Rb2 25.Re2 Rdd2 26.Rd2 Rd2 27.b5 c5 28.a6 b6 29.Bg2 Rd4 30.Bf1 Kg7 31.f3 Bf5 32.Kf2 Bd3 33.Bd3 Rd3 34.Ke2 Rd4 35.Ke3 e5 36.g4 f5 37.gf5 gf5 38.Rg1 Kf6 39.Rc1 e4 0–1. sacaniev – corneld, kurnik, 2012.

8.e3 Nb6 9.c3 Nc4 10.Bc1 e5 11.d3 e4 12.dc4 ef3 13.Bf3 dc4 14.Qe2 Qe7 15.Qc4 Be6 16.Qe2 Rfd8 17.Bb2 Rac8 18.Nd2 Bf5 19.e4 Be6 20.Rfe1 b5 21.a4 a6 22.ab5 ab5 23.Qe3 h5 24.Ra7 Qd6 25.Rd1 Bg4 26.e5 Nd5 27.ed6 Ne3 28.fe3 Rd6 29.Bg4 hg4 30.Kf2 Rcd8 31.Ke2 Rd3 32.Rc7 Bc3 33.Bc3 Rc3 34.Ne4 Rd1 35.Nc3 Rh1 36.Rc6 Rh2 37.Kd3 Rg2 38.Ne4 Rb2 39.Kc3 Re2 40.Kd3 Rb2 41.Nf6 Kg7 42.Ng4 Rb4 43.Ne5 g5 44.Rc7 Kf6 45.Nf7 Rg4 46.Nd6 b4 47.Rb7 Ke6 48.Ne4 Ke5 49.Rb4 Kd5 50.Nf6 Kc5 51.Rg4 1–0. rryy44 – west9, kurnik, 2012.

7.a3 Bg4

8.d3 Qd6 9.c4 Nbd7 10.Nbd2 e5 11.h3 Be6 12.c5 Qc7 13.Ng5 Rad8 14.Ne6 fe6 15.Nf3 e4 16.Nd4 Rfe8 17.de4 Ne4 18.Be4 de4 19.Qc1 Nf6 20.Rb1 e5 21.Qc4 Kh8 22.Nc2 Qd7 23.Kg2 Qd2 24.Bc1 Qd5 25.Ne3 Qe6 26.Qe6 Re6 27.Nc4 Re7 28.Bg5 h6 29.Bf6 Bf6 30.Rfd1 Rd4 31.Nd6 Kg7 32.e3 Rd5 33.Rd5 cd5 34.Rd1 d4 35.Ne4 Rd7 36.f4 g5 37.fe5 Be5 38.ed4 Rd4 39.Rd4 Bd4 40.Nd6 Kf6 41.Nb7 Ke5 42.c6 Bb6 43.b5 Kd5 44.a4 Bc7 45.Kf3 h5 46.g4 h4 47.Ke3 Bf4 48.Kd3 Bc7 49.Kc3 Be5 50.Kb3 Bc7 51.Kb4 Bb6 52.Na5 Bd8 53.Nc4 Be7 54.Ka5 Bd8 55.Ka6 Bc7 56.Ka7 (56...Kc4 57.b6+–) 1–0. Fritz 6 – Fritz 5.32, 2004.

8.d3 Nbd7 9.c4 dc4 10.dc4 Qc7 11.Nbd2 Rad8 12.Qa4 a6 13.Nb3 Ne4 14.Bg7 Kg7 15.c5 Nc3 16.Qa5 Qc8 17.e3 Nf6 18.Nbd4 Nfe4 19.Nh4 Rfe8 20.f3 e5 21.fe4 ed4 22.ed4 Ne2 23.Kh1 Bh3 24.Rf2 Bg2 25.Kg2 Nd4 26.Raf1 Rd7 27.a4 Re4 28.b5 cb5 29.ab5 ab5 30.Qb6 Qc6 31.Qa7 Rh4 32.Kg1 Re4 33.Rf6 Re6 34.R6f4 Ne2 35.Kf2 Nf4 36.gf4 Rd2 37.Kg3 Qg2 38.Kh4 Qh2 39.Kg4 h5 40.Kg5 Qg3 0–1. rryy44 – wade1, kurnik, 2012.

8.d3 Nbd7 9.Nbd2 Re8 10.h3 Bf3 11.Nf3 e5 12.e3 Qc7 13.Nd2 a5 14.c3 Qd6 15.Rc1 b5 16.Qe2 Qe7 17.ba5 Ra5 18.c4 bc4 19.dc4 Rb8 20.Rb1 Ra7 21.cd5 cd5 22.Rfc1 Rab7 23.Rc2 Nc5 24.Qd1 Nd3–/+ 25.Bc3 Rb1 26.Nb1 e4 27.a4 Qd7 28.a5 Qa7 29.Ra2 Nd7 30.Bg7 Kg7 31.Nc3 Qc5 32.Qa1 N7e5 33.a6 Qc6 34.Ra5 Qf6 35.Nd1 Kh6 36.Qa2 Nf3 37.Kf1 Ra8 38.a7 Nb4 39.Qa4 Nd3 40.Rd5 Kg7 41.Bf3 Qf3 42.Kg1 Ne1 43.Kf1 Qh1 44.Ke2 Nd3 45.Rd3 ed3 46.Kd3 Qb7 47.Qd4 f6 48.Nc3 Ra7 49.Ke2 Ra5 50.f3 Qc8 51.g4 Ra3 52.Ne4 Ra2 53.Nd2 Qc7 54.f4 Qb7 55.g5 Qg2 56.Ke1 Qg3 57.Ke2 Qh2 58.Ke1 Qh1 59.Kf2 Qc6 60.Kg3 Kf7 61.Nf3 Ra4 62.Qd2 Ra3 63.gf6= Qf6 64.Ne5 Kg8 65.Qd5 Kh8 66.Ng4 Qe7 67.Qd4 Qg7 68.Qd8 Qg8 69.Qf6 ˝–˝. Crafty 19.01 – Comet B50, 2004.

8.Ne5 Bf5 9.d3 Nfd7 10.Nd7 Bb2 11.Ra2 Qd7 12.Rb2 Bh3 13.Bh3 Qh3 14.c4 dc4 15.dc4 Nd7 16.f4 Nf6 17.Rf3 b5 18.cb5 cb5 19.Nc3 Rad8 20.Rd2 Ng4 21.e4 Nh2 22.Rd8 Nf3 23.Kf2 Nh2 24.Rf8 Kf8 25.Nb5 Ng4 26.Kf3 Qh5 27.Nc3 f5 28.ef5 gf5 29.b5 Kg7 30.Qe1 Ne5 31.Kg2 Qf3 32.Kg1 Ng6 33.a4 h5 34.Ne2 h4 35.gh4 Qg4 36.Kh1 Kf7 37.Qd2 Qf3 38.Kh2 Qf2 39.Kh1 Ke8 40.Qc2 Qh4 41.Kg1 Qg4 42.Kf2 Nf4 43.Ng3 Nh3 44.Kg2 f4 45.Qc6 Kf7 46.Qd5 Kf6 47.Qd4 Kg6 48.Qe4 Kh6 49.Qf3 Qf3 50.Kf3 fg3 51.Kg3 Ng5 52.Kf4 Ne6 53.Ke5 Nc7 54.Kf5 Kh5 55.Ke4 Kg4 56.Kd3 Nb5 57.ab5 Kf4 58.Kd4 e5 59.Kd3 Kf3 60.Kd2 e4 61.Ke1 Ke3 62.Kd1 Kf2 0–1. Doctor? 3.0 – Fritz 5.32, 2003.

8.Ne5 Bf5 9.d4 Nbd7 10.c4 Ne4 11.c5 Ne5 12.de5 Qc7 13.f3 Ng5 14.f4 Ne6 15.Nd2 Rfd8 16.Nf3 b6 17.Nd4 bc5 18.Ne6 Be6 19.bc5 Rab8 20.Bc3 Rb5 21.Bd4 Bf5 22.a4 Rb4 23.Qd2 Rdb8 24.Bc3 Rc4 25.Ba5 Qb7 26.Rfc1 Qb3 27.Rc4 Qc4 28.Qe3 Rb3 29.Qf2 Bb1 30.Be1 Qc1 31.a5 Rb5 32.a6 f6 33.Bh3 fe5 34.Be6 Kh8 35.fe5 Rb8 36.Ra4 Bh6 37.Qf1? Bc2 38.Rh4 Rf8 39.Bf2 Qf1 40.Kf1 Be3 41.Rf4 Bf4 42.gf4 Rf4 43.Ke1 Bf5 44.Bf5 gf5 45.Be3 Re4 46.Bg5 e6 47.h4 Ra4 48.Kf2 Ra6 49.h5 Ra1 50.Bd2 Kg7 51.h6 Kg6 (52.Be3 Rh1–+) 0–1. Doctor? 3.0 – Fritz 5.32, 2004.

7.Na3 Qd6

8.b5 c5 9.c4 d4 10.e3 e5 11.ed4 ed4 12.Re1 Nbd7 13.d3 Qc7 (13...Bh6!) 14.Nc2? (14.Bc1; 14.Nb1!) 14...Bh6! 15.a4 a5! 16.ba6 ba6!= (16...Ra6 17.Na3) 17.Ng5? (17.Bc1 Bc1 18.Qc1 Bb7=+; 17.Nfd4!? Rb8! (17...cd4 18.Ba8 Qb8 19.Bd4 Qa8 20.Be3 Be3 21.Ne3) 18.Ba3! cd4 19.Bf8 Bf8 20.Nd4 Bb4 21.Nc6 Be1 22.Nb8 Bf2 23.Kf2 Qb8 24.Rb1 Qe5 unclear) 17...Bg5 18.Ba8 Qb8 –+. Christiansen – Kuligowski, 1975.

8.b5 c5 9.c4 d4 10.e3 Bg4 11.ed4 cd4 12.h3 Bc8 13.Nd4 e5 14.Nb3 Nbd7 15.d4 ed4 16.Qd4 Qd4 17.Bd4 Re8 18.Rae1 Re1 19.Re1 Nb6 (19...a6+–) 20.c5 Nbd5 21.Bd5 Nd5 22.Re8 Bf8 23.Be5 f6 24.Bd6 Bh3 (24...Ne7 25.Be7 Kf7 26.Rf8 Ke7+–) 25.Ra8 Kf7 (25...Nc3 26.Rf8 Kg7 27.Ra8+–) 26.Rf8 Ke6 27.Nd4 Kd7 28.Nc4 a6 29.c6 bc6 30.bc6 1–0. Janek – marty123, internet, 2016.

8.b5 Nbd7 9.c4 e5 10.d3 a6 11.bc6 bc6 12.cd5 cd5 13.Nc2 Re8 14.Ba3 Qc7 15.Qd2 Ng4 16.e4 Bb7 17.ed5 Bd5 18.h3 Bh6 19.Qd1 Ngf6 20.Re1 Rac8 21.Ne3 Be6 22.Qa4 Qc3 23.Nc4?? (better is 23.d4 Be3 24.fe3 ed4 25.Rac1=) 23...Bc4 24.dc4 e4 25.Bb4 Qc4 26.Bf1 Qc7 27.Ba5 Qa7 28.Qd4 Qd4 (28...Qa8 29.Nd2–+) 29.Nd4–/+ e3 30.Kg2 (30.Ba6? Ra8 31.Bb5 Ra5–+) 30...ef2 31.Kf2 Ne4 32.Kf3 Nec5 33.Bb4 Bg7 (33...Ne5 34.Kg2 Ncd3 35.Bd3 Nd3 36.Re8 Re8 37.Rb1–/+) 34.Rad1 h6 35.h4 (35.Re8 Re8 36.Bc5 Nc5+=) 35...Be5 (35...Re1 36.Be1 Ne5 37.Ke2–+) 36.Bc5 Nc5 37.Nb3 Nb3 38.ab3 a5 39.Bc4 Re7 (better is 39...Kf8!?+=) 40.Rd5+= Rce8 41.Ra5 Bd4 ˝–˝. Vanderwaeren,Serge (2320) – Lane,Gary William (2400), Leuven ASLK, 1998. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 d5 5.Bg2 0–0 6.0–0 c6 7.Na3 Qd6)

8.b5 Ne4 9.Bg7 Kg7 10.Qc1 a6 11.bc6 Nc6 12.c4 d4 13.d3 Nc5 14.Nc2 Bg4 15.Qa3 Rad8 16.Rfe1 Bc8 17.Nd2 f5 18.Rab1 Nb8 19.Nb3 Nb3 20.Qd6 Rd6 21.Rb3 Nd7 22.Reb1 Nc5 23.Rb4 Rff6 24.f4 Kf8 25.Kf2 Ke8 26.Ne1 Kd8 27.Nf3 Kc7 28.Ne5 Rf8 29.h4 b6 30.Rh1 Nd7 31.Nd7 Kd7 32.Rhb1 Rff6 33.c5 bc5 34.Rc4 Rb6 35.Rbc1 Bb7 36.Bb7 Rb7 37.Rc5 Rb2 38.Rc7 Ke8 39.a4 Re6 40.Rc8 Kf7 41.R1c2 Rc2 42.Rc2 Rd6 43.Rc5 Ke6 44.Ke1 Rd5 45.Rc8 Ra5 46.Rc4 Kd5 47.Kd2 Rc5 48.Rb4 Rc6 49.Rb7 Re6 50.Ke1 Kc6 51.Rb8 Kc5 52.Rc8 Rc6 53.Rb8 Rb6 54.Rc8 Rc6 ˝–˝. Michalek – Partenheimer, 1996.

7.a4 a6

8.c3 Nbd7 9.a5 b6 10.ab6 Nb6 11.Nd4 Bb7 12.Na3 e5 13.Nb3 Nfd7 14.Na5 Rb8 15.Nc2 f5 16.Ba3 Rf7 17.d3 Na4 18.Qd2 e4 19.d4 Nab6 20.e3 Ba8 21.Rfd1 Nc8 22.c4 Nd6 23.cd5 cd5 24.Rab1 Nb5 25.Bc1 Rc8 26.Na3? Nc3–+ 27.Bb2 Nd1 28.Rd1 Bf8 29.Bf1 Qb6 30.Bc3? Rc3! 31.Qc3 Bb4 32.Qc8 Nf8 33.Qa8=+ Ba3?? 34.Nc6 Rc7 35.Ne5 Qa5 36.Qa6 Qa6 37.Ba6 Ne6 38.Bf1 Kf8 39.Ra1 Bd6 40.Ra8 Kg7 41.Ra6+= Be5 42.Re6 Bf6 43.Rd6 Re7 44.Rd5 Kh6 45.Kg2 Kg5 46.h3 h5 47.h4 Kh6 48.Rd6 Bg7 49.Kh2 Ra7 50.Bh3 Kh7 51.Kg2 Ra2 52.Rd7 Kg8 53.Rd8 Kf7 54.Rd7 Kf8 55.Rb7 Bf6 56.Rb6 Kf7 57.Rb7 Be7 58.Kf1 Rd2 59.Ke1 Rd3 60.Bf1+/– Rc3 61.Kd2 Rc6 62.d5 Rd6 63.Bc4 Kf6 64.Kc3 Bf8 65.Rc7 g5 66.hg5 Kg5 67.Rc6 Kg4 68.Rd6 Bd6 69.Be2 Kh3 70.Bf1 Kh2+/– 71.Kd2 Kg1 72.Ke2 Kh2 73.f4?? ef3?? 74.Kf3+/– Bg3 75.e4 fe4= 76.Ke4 Kg1 77.Be2 h4 78.Bf3 h3 79.Kf5 h2 80.Kg4 Bc7 81.Kh3 h1Q 82.Bh1= Kh1 83.Kg4 Bd6 84.Kf5 Bc5 85.Ke6 1–0. rryy44 – sicka, kurnik, 2011.

8.c3 Nbd7 9.d3 b6 10.b5 ab5 11.ab5 Ra1 12.Ba1 cb5 13.Qb3 Ba6 14.Nd4 Nc5 15.Qb4 Qd7 16.Nd2 e6 17.N2b3 Nb3 18.Qb3 Rc8 19.Rb1 Ne8 20.Nb5 Bb5 21.Qb5 Qb5 22.Rb5 Bc3 23.Bc3 Rc3 24.Rb6 Rc1 25.Bf1 Nf6 26.Kg2 e5?? (better is 26...Kg7=) 27.Rf6+– 1–0. rryy44 – basic1, kurnik, 2011.

8.c3 Nbd7 9.d4 Nb6 10.a5 Nc4 11.Bc1 Ne4 12.e3 Bf5 13.Nh4 e6 14.Nf5 ef5 15.Be4 fe4 16.Nd2 Nd2 17.Qd2 Qg5 18.f4 ef3 19.Rf3 h5 20.Qg2 Qg4 21.Bd2 Bh6 22.Raf1 Qe4 23.h4 Rae8 24.Re1 Qd3 25.Re2 Kg7 26.e4+= Qb1 27.Kh2?? Bd2–/+ 28.Rd2 Re4 29.Rdf2 Qe1 30.Kh3 f5 31.Rf4?? Rf4 32.gf4 Qc3 33.Rf3 Qd4 34.Qg5 Qb4 35.Rg3 Rf6 36.Qh5 Qf4 37.Qe2 Qe4 38.Qf1 f4 39.Rg4 Qe3 40.Kh2 f3 41.h5 Qe2 42.Kh3 Qf1 (42...Qf1 43.Kh2 Re6 44.h6 Kf6 45.Rf4 Kg5 46.Rf3 Re2 47.Rf2 Qf2 48.Kh3 Qe3#) 0–1. rryy44 – adamus1968, kurnik, 2012.

8.d3 Nbd7 9.c4 e6 10.cd5 ed5 11.Nbd2 Re8 12.e3 Nh5 13.Qb3 Bb2 14.Qb2 Qf6 15.d4 Qe7 16.Nb3 Ng7 17.b5 ab5 18.ab5 Ra1 19.Na1 Nf5 20.bc6 bc6 21.Nb3 Nb6 22.Nc5 Nc4 23.Qb1 Qd6 24.Re1 h5 25.h4 Nfe3 26.fe3 Qg3 27.e4 Bg4 28.ed5 Ne3 29.Re3 Re3 30.Ne4 Qf4 31.Neg5 cd5 32.Qc1 Bf3 33.Nf3 Rf3 34.Qc8 Kg7 35.Bf3 Qf3 36.Qc5 Qg3 37.Kf1 Qh3 38.Ke2 Qh2 39.Kd1 Qh4 40.Qd5 Qg4 41.Kc2 Qf5 42.Qf5 gf5 43.Kd2 Kf6 44.Ke3 h4 45.Kf4 h3 46.Kg3 f4 47.Kh3 Kf5 48.Kg2 Ke4 49.d5 Kd5 50.Kf3 Ke5 51.Kf2 Ke4 52.Kf1 Ke3 53.Kg2 f3 54.Kf1 f2 0–1. rryy44 – hittnaimi, kurnik, 2012.

8.d3 Nbd7 9.Nbd2 Nb6 10.a5 Nbd7 11.c4 e6 12.cd5 ed5 13.Nb3 Qc7 14.d4 Ne4 15.Nfd2 Nd2 16.Qd2 Nf6 17.Nc5 Re8 18.e3 Bf5 19.f3 Re7 20.g4 Be6 21.h3 Rae8 22.Rae1 Nd7 23.f4 Nc5 24.dc5 f5 25.Bg7 Rg7 26.g5 Bf7 27.Qd4 Re7 28.Rf2 Be8 29.Rfe2 Re6 30.Bf3 Rge7 31.h4 Bf7 32.Kg2 Qd8 33.Kf2 Qe8 34.Bg2 Qf8 35.Bf3 Qg7 36.Kg3 Qd4 37.ed4 Re2 38.Be2 Be8 39.Kf3 Bd7 40.Rd1 Kg7 41.Rd3 h6 42.Re3 Re3 43.Ke3 h5 44.Bd3 Kf7 45.Be2 Ke7 46.Bd3 Be6 47.Be2 Bd7 48.Bd3 Be6 49.Be2 Bd7 ˝–˝. rryy44 – vivapol, kurnik, 2012.

8.d3 Bg4 9.Qd2 Bf3 10.Bf3 Re8 11.e3 Nbd7 12.c4 dc4 13.dc4 e5 14.b5 Qe7 15.bc6 bc6 16.Bc6 Ra7 17.Nc3 Rd8 18.Nd5 Qc5 19.Nf6 Bf6 20.Bd5 Nb6 21.Be5? (better is 21.e4!? Nc4 22.Qc2=) 21...Be5–/+ 22.Bf7 Kf7 23.Qd8 Ba1 24.Ra1 Rd7 25.Qh8 Qf8?? 26.Qh7+= Qg7 27.Qg7 Kg7 28.c5 Nc4 29.Rc1 Ne5 30.f4 Nc6 31.e4 Rd4 32.e5 Ra4 33.e6 Re4–/+ 34.Rd1 Re6 35.Rd6?? Rd6–+ 36.cd6 Nd8 37.Kf2 Kf6 38.Ke3 Ke6 39.g4 Kd6 40.h4 Nf7 41.h5 gh5 42.gh5 Nh6 43.Ke4 Ke6 44.Kd4 Kf5 45.Kc4 Kf4 46.Kb4 Kg5 47.Ka5 Kh5 48.Ka6 ˝–˝. rryy44 – pitling20, kurnik, 2011.

8.d3 Bg4 9.Nbd2 Nbd7 10.c4 e6 11.cd5 ed5 12.e3 Re8 13.Qc2 Ne5 14.Ne5 1–0. rryy44 – vivapol, kurnik, 2012.

7.a4 Qb6

8.b5 a6 9.Na3 Bg4 10.c4 ab5 11.ab5 Nbd7 12.cd5 Bf3 13.Bf3 cd5 14.d4 Rfc8 ˝–˝. Darga,Klaus – Bukic,Enver, Palma de Mallorca, 1965.

8.b5 cb5 9.Bd4 Qa5 10.ab5 Qb5 11.Nc3 =.

8.b5 Nbd7 9.Na3 a6 10.Bd4 Qc7 11.d3 ab5 12.ab5 c5 13.Bb2 b6 14.Nd2 Bb7 15.e4 c4 16.Nab1 Ra1 17.Ba1 cd3 18.cd3 Ra8 19.Bc3 e6 20.Qe2 de4 21.de4= Ra2 22.Rc1 Qb8 23.Bb4 Qa8 24.Qc4 Ne5 25.Qb3 Ra7 26.Nc4 Nc4 27.Qc4 h5 28.Nc3 Ra1 29.Ra1 Qa1 30.Bf1 Ng4 31.Qc7 Qb2–/+ 32.Nd1 Qb4 33.Qb7 Bd4 34.Qc8 Kg7 35.Qc4 Qd2 36.Qe2 Qc1 37.Kg2 e5 38.Qd3 Nf6 39.h3 Nd7 40.Qe2 Nc5–/+ 41.h4 Qb1 42.f3=+ Qc1 43.Nf2 Na4 44.Qd1 Qa3 45.Qc2 Nc3 46.Nd1 Na4 47.Nf2 Nc5 48.Nd3 Ne6 49.f4 ef4–/+ 50.gf4 Qe7 51.Kg3 Bf6 52.Qh2 Nd4 53.Qh1 Qa3 54.Qg1 Bh4!–+ 55.Kh3 Qd6 56.f5 Nf3 57.Qg2 g5 58.Qb2 f6 59.e5 fe5 60.Be2 g4 (60...g4 61.Kg2 Qd4 62.Qd4 Nd4–+ (62...ed4?! 63.Bf3 gf3 64.Kf3–/+)) 0–1. Haub,TM (2370) – Konopka,M (2450), KB Czech Open Pardubice CZE, 2000.

8.b5 Nbd7 9.Nc3 e5 10.bc6 bc6 (worse is 10...Qb2 11.cd7 Nd7 12.Nd5+/–) 11.Rb1 Qc7 12.Ba3 Re8 Black intends e4 13.d3 e4 (13...Ba6 14.e4+=) 14.de4 (better is 14.Nd4!?=) 14...Ne4–/+ 15.Ne4 de4 (15...Re4 16.Bc1–/+) 16.Nd4 Nb6 17.c3 Bb7 18.Qb3 Rab8 19.Rfd1 Nd5 20.Qc4 Attacks the isolani on c6 20...Nb6 21.Qc5 Bf8 22.Nb5 Bc5 23.Nc7 Re5 24.Bc1 e3 (24...Na4? 25.Bf4 Re7 26.Na6+/–) 25.a5 ef2 26.Kf1 Re7 27.ab6 Bb6 28.Bg5 Rc7 29.Rd8 Rd8 30.Bd8 Rd7 31.Bb6 ab6 32.Rb6 Rc7 33.Kf2 Kg7 34.Ke3 f5 35.Bf3 g5 36.h3 Kf6 37.Kd4 Rd7 38.Kc5 Increasing the pressure on the isolated pawn on c6 38...Ke5 39.Rb4 Ba8 (39...Ba6 40.Rd4 Re7 41.c4+/–) 40.Rb8 +/–. marekt – nolnoc77, ChessWorld.net, 2012. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0–0 5.Bg2 d5 6.0–0 c6 7.a4 Qb6)

8.b5 Nbd7 9.c4 dc4 10.Na3 cb5 11.ab5 a6 (11...Nc5 12.Nd4=) 12.Qc2 Qc5 (< 12...ab5 13.Nc4 bc4 14.Ra8+/–) 13.Nc4 (13.Qc4 Qh5=) 13...Qb5 14.Rfb1 Qh5 15.h3 (15.Ra5 b5 16.Nd4 Rb8=) 15...b5 16.Na5 (16.Nd4 Rb8 17.Na5 Ne5=) 16...Qc5 (16...Nd5 17.Bg7 Kg7 18.Qb2 Kg8 19.Qd4=) 17.Ne1 (17.Nd4 Ra7 18.Nac6 Rc7=) 17...Ra7= 18.Nc6 Rc7 19.Ne7 Kh8 20.Rc1 Qc2 21.Rc2 Rc2 22.Nc2 Nc5 23.d4 Na4 24.Ba3 Bd7 25.e4 Ng8 26.e5 a5 (26...a5 27.Ng8 Rc8+=). amoruritme – Atterl, ChessWorld.net, 2005.

8.b5 Bf5 9.c4 cb5 10.Bd4 Qc7 11.cd5 b4 12.Qb3 Na6 13.d3 Rac8 14.e4 Bg4 15.Nbd2 b6 16.Qb2 Qc2 17.Rfc1 Qb2 18.Bb2 Nc5 19.Ne1 Bd7 20.a5 Na4 21.ab6 ab6 22.Bd4 Nc3 23.Bf1 b5 24.Nc2 Nfe4 25.de4 1–0. Davis – Knott, Brighton 1980.

8.c3 a5 9.Qb3 Na6 10.Na3 Nc5 11.Qc2 (11.bc5 Qb3) 11...ab4 12.cb4? (12.a5 Ra5 13.cb4 Qb4+=) 12...Qb4 (12...Na4 13.Be5–/+) 13.Bc3 (13.Rfb1 Bf5 14.d3 Qa5–/+) 13...Qb3–/+ 14.Qc1 Nce4 15.Bd4 Bg4 16.d3 Bf3 (16...Qa4 17.Nc2 Qb3 18.de4 Ra1 19.Na1+=) 17.Bf3 Nd6 (17...Ra4 18.Bb2 Nd6–/+) 18.Bc5?? (better is 18.Nc2 Nf5 19.Ra3 Nd4 20.Rb3 Nb3 21.Qa3+=) 18...Nd7–+ 19.Rb1 Qa4 20.Bd6 ed6 21.Nc2 b5 22.h4? Bc3–+ 23.h5 b4 24.hg6 hg6 25.Kg2 Kg7?? 26.Rh1 Rh8 27.Rh8 Kh8 28.Qf4?? Qc2–+ 29.Rg1 Ne5 (29...Ne5 30.Qf6 Kg8 31.Rh1 Nf3 32.Rh8) 0–1. Ferrero,Carlos Federico – Duarte,Leonardo, ARG–ch sf Ezeiza, 2000. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0–0 5.Bg2 d5 6.0–0 c6 7.a4 Qb6)

8.Bc3 Nbd7 =+.

7.a4 Nbd7

8.Na3 b6 9.c4 Bb7 10.b5 c5 11.cd5 Nd5 12.Bg7 Kg7 13.Nc4 Qc7 14.a5 Rad8 15.ab6 ab6 16.Qb3 Ra8 17.Qb2 Kg8 18.h4 h5 19.d3 N5f6 20.e4 Ra1 21.Ra1 Ra8 22.Ra8 Ba8 23.e5 Ng4 24.e6 fe6 25.Ng5 Qb8 26.Ne6 Ngf6 27.Bc6 Nf8 28.Qe2 Bc6 29.bc6 Ne8 (29...Qc8 30.Nf8 (30.Nb6? Qe6 31.Qf3 Qd6–+) 30...Kf8 31.Ne5+–) 30.Nf4 (30.Ng5 Qa7 31.Nb6 Qa1 32.Kg2+–) 30...b5+/– 31.Ne5 Qd6 32.d4! cd4 (32...cd4 33.Qb5 Discovered attack; 32...Qd4 33.Qb5 Discovered attack (33.Neg6 Deflection)) 33.Qb5 Nc7 34.Qb3 e6 35.Nfd3 Kg7 36.Qb8 Nh7 37.f4 (37.Nf3!? Nf6+–) 37...Nf6+/– 38.Qc8 Nfd5 39.Qd7 Qe7 40.Kg2 Kf6 41.Kf3 Kf5 42.Qe7 (42.g4 hg4 43.Ng4 g5 44.Nh6 Kg6+–) 42...Ne7+/– 43.Nc5 Ned5 44.Ncd7 Nc3 45.Nf7 e5 46.Nfe5 N3d5 47.Nc5 Nc3 48.Nb3 Ne6 49.Nc1 Nd5 50.Ne2 g5 51.hg5 Ng5 52.fg5 Ke5 53.Nf4 Nc7 1–0. Arnaudov,Petar (2190) – Chaushev,Gosho, Plovdiv Tringov Memorial, 2009. (=1.Nf3 Nf6 2.g3 g6 3.b4 d5 4.Bb2 Bg7 5.Bg2 0–0 6.0–0 c6 7.a4 Nbd7)

8.Na3 Re8 9.c4 e5 10.d3 Qc7 11.cd5= Nd5 12.Qb3 a5 13.ba5 Qa5 14.Nc4 Qc7 15.e4 N5b6 16.Nb6 Qb6 17.Qb6 Nb6 18.a5 Nd7 19.Rfc1 Bf8 20.a6 Nc5? 21.ab7+/– Bb7 22.Ra8 Ba8? 23.Ne5+/– f6 24.Ng4 Nd3 25.Nf6 Kf7 26.Ne8 Nc1 27.Bc1 Ke8 28.e5 Bc5 29.Bb2 Bb7 30.Be4 Kd7 31.Kg2 Ba6 32.f4 Bc4 33.g4 Bd5 34.Kf3 h6 35.f5 1–0. Kalinitschew,S (2515) – Gorecka,J (2080), Lasker Mem A, 2006.

8.a5 Qc7 9.c4 =.

8.a5 Ne4 9.Bg7+= Kg7 10.d3 Nef6 11.Nbd2 e5 12.c4 dc4 13.Nc4 Nd5 14.Qb3 Qe7 15.b5 cb5 16.Qb5 a6?? (better is 16...Nc7 17.Qb2 f6+/–) 17.Qd5+– (17.Qd5 f6 18.Rfb1+–) 1–0. Fritz 10 – NN, 2008.

8.c4 dc4 9.Na3 Nb6 10.Rc1 Qd6 11.b5 Qb4 12.Rb1 Qa4 (12...Na4? 13.Bc1 Qc5 14.Qa4+–) 13.Qa4 Na4 14.Bd4 c5 15.Be5 Nb6 16.Rfc1 Bf5 17.Rb2 Nfd5 (17...a5 18.Nc4 Nc4 19.Rc4–/+) 18.Bg7 Kg7 19.Nc4 Be4 20.d3 Bf3 21.Bf3 e6 22.Na5 Rab8 23.Rc5 Na4–/+ 24.Bd5 ed5–+ 25.Rcc2 Nb2 26.Rb2 Rfc8 27.Kg2 Rc3 28.Kf3 Ra3 29.Nb3 a5 30.Ke3 b6 31.Nd4 Ra4 32.Rc2?? Re8 (32...Re8 33.Kf3 Rd4–+) 0–1. Diaz Lombardo,I (2000) – Ten Kate,A (2000), Fide Mercenarios 3th, 1995.

8.d3 a6 9.c4 dc4 10.dc4 Nb6 11.Qc1 Be6 12.Nbd2 Nbd7 13.Nd4 Qc7 14.Ne6 fe6 15.b5 ab5 16.cb5 c5 17.Nc4 Rad8 18.a5 e5 19.b6 Qb8 20.e3 e4 21.Rd1 Rfe8 22.Qc3 e5 23.Nd6 Re7 24.Ne4 Ne4 25.Be4 Nf8 26.Qc5 Rd1 27.Rd1 Re8 28.Qc7 Kh8 29.Qb7 Ne6 30.Qb8 Rb8 31.b7 Nc5 32.Bd5 h5 33.h4 Bf6 34.Rb1 Na4 35.Ba1 Nc5 36.Rb5 Na6 37.Rb6 1–0. rryy44 – incognitojp, kurnik, 2012.

8.d3 Qc7 9.Nbd2 e5 ˝–˝. Kogan,A (2500) – Tyomkin,D (2520), It (Montreal CAN) (5), 2000.

8.d3 e6 9.c4 dc4 10.dc4 Nb6 11.c5 Nbd5 12.b5 Bd7 13.Ne5 Be8 14.bc6 Bc6 15.Nc6 bc6 16.a5 Rc8 17.e3 Nb4 18.Qb3 Nbd5 19.Be5 Nd7 20.Bg7 Kg7 21.Bd5 cd5 22.Qc3 Kg8 23.c6 Nb8 24.Qa3 Rc6 25.Nd2 a6 26.Nf3 Rc8 27.h4 h5 28.Ng5 Qf6 29.Rab1 Nc6 30.Rb6 Ne5 31.Kg2 Nc4 32.Qb4 Nb6 33.ab6 Rb8 34.b7 Qe7 35.Qe7 1–0. rryy44 – a1950, kurnik, 2012.

8.d3 Re8 9.c4 e5 10.b5 d4 11.Nbd2 c5 12.a5 Rb8 13.Ng5 Nf8 14.Nge4 Ne4 15.Ne4 f5 (better is 15...Ne6=) 16.Nc5+/– Ne6 17.Bd5 Kf8 18.Ba3 Kf7 19.e4 b6 20.ab6 (20.ab6 ab6 21.Na6 Ba6 22.ba6 fe4 23.de4+–) 1–0. rryy44 – nicolaconique, kurnik, 2011.

8.d3 Re8 9.c4= e5 10.cd5 cd5 11.e4 Qb6 12.Nc3 d4 13.Na2=+ a5 14.Nd2 ab4 15.Nc4 Qc5 16.Nc1 Nb6 17.Nb3 Qc7 18.Nbd2 Be6 19.Nb6 Qb6 20.f4 Ng4 21.f5=+ Ne3 22.fe6 Qe6 23.Qf3 Nf1 24.Qf1 Qc6 25.Qd1 b5 26.Rc1 Qb6=+ 27.ab5 Qb5 28.Nc4 Qa4 29.Bf3 Bh6 30.Rb1 Qd1–/+ 31.Bd1 Bf8 32.Bb3 Kg7 33.Rc1 Rac8 34.Ra1 f6 35.Ra7 Re7 36.Ra4 Rb7 37.g4 Rcc7 38.Ra1 Ra7 39.Rf1 Ra6 40.Kf2 Be7 41.Kg3 h6 42.h4 g5 43.h5 Rc5 44.Kf3 Bf8 45.Ke2 Rc7 46.Kd2 Rca7 47.Kc2 Ra8 48.Kb1 Rc8 49.Nd2 Rc7 50.Rd1 Rb6 51.Nf1 Rc8 52.Ng3 Ra6 53.Nf5 Kh7 54.Rf1 Kh8 55.Bc4 Rac6 56.Kc2 Rb6 57.Kb3 Rcb8 58.Ra1 Kh7 59.Bd5 Rc8 60.Ra7 Kh8 61.Rf7 Rd8 62.Nd4!+– Rd5 63.Rf8 Kg7 64.Nf5 Kf8 65.ed5 Rb5 66.Kc4 (66.Kc4 Rb6 67.Nh6+–) 1–0. Okhotnik,V (2445) – Ladanyi,Z (2085), 3rd Savaria Summer Open, Szombathely HUN, 2003.

8.d3 Re8 9.Nbd2 Nf8 10.c4 e6 11.Qb3 Bd7 12.Ne5 Bc8 13.e4 de4 14.Ne4 Ne4 15.Be4 Qc7 16.f4 (16.d4 Rd8+=) 16...Nd7 (better is 16...f6 17.d4 fe5 18.fe5 a5–/+) 17.d4 Ne5 18.fe5 b6 19.d5?? (19.Qf3 Bb7+–) 19...Bb7?? (better is 19...ed5 20.cd5 Be5=) 20.d6+– Qd7 21.c5 Rf8 22.Qf3 Rac8 23.b5! bc5 24.bc6?? Bc6+= 25.Bc6 Rc6 26.Rac1 c4 27.Bc3 Rc5 28.Rfe1 Qa4 29.Ra1 Qb5 30.Ra7 Be5 31.Be5?? Re5–+ 32.Re5 Qe5 33.d7 Qd4 34.Qf2 Qf2 35.Kf2 Rd8 36.Rc7 Kf8 37.Rc4 Rd7 38.Ke3 Ke7 39.Kf4 f6 40.g4 e5 41.Kg3 f5 42.g5 Rd3 43.Kf2 Rd7 44.Ke3?? Kf7 45.Rc5 Re7 46.h4 Kg7 47.Rc6 h6 48.Rd6 hg5 49.hg5 Kf7 50.Rf6 Kg7 51.Rd6 Ra7 52.Re6 Ra3 53.Kf2 Ra4 54.Ke3 Rg4 55.Re5 Rg5 56.Kf4 Rg4 57.Kf3 Kf6 58.Re8 Kg5 59.Rf8 Ra4 60.Rg8 Ra3 (60...Ra3 61.Kf2 f4–+) 0–1. mapaj (1690) – pajac500 (1720), kurnik, 2012.

8.d3 Re8 9.e3 e5 10.Nbd2 c5 11.c3 cb4 12.cb4 Qb6 13.b5 Nc5 14.d4 Nd3 15.Ba3 e4 16.Ne5 Ne5 17.de5 Ng4 18.Rc1 Ne5 19.Nb3 Be6 20.Nd4 Nc4 21.Ne6 fe6 22.Bb4 a5 23.Bc3 Ne5 24.Bd4 Qd8 25.Rc3 Nc4 26.Bg7 Kg7 27.Bh3 Qf6 28.Rc2 Rad8 29.Qe1 b6 30.f4 h6 31.Qf2 Qe7 32.g4 Qa3 33.f5 Rf8 34.f6 Kh7 35.g5 h5 36.Be6 Rd6 37.Bd5 Rd5 38.Rc4 Rg5 39.Kh1 Qd3 40.Rc7 Kh6 41.Qf4 Qd5 42.Rg1 Qf5 43.Rg5 Qg5 44.Rc6 Rf7 45.Rb6 Qf4 46.ef4 g5 47.fg5 Kg5 48.Kg2 Kf4 49.h4 Rd7 50.Re6 Kf5 51.Re7 Rd2 52.Kf1 Kf6 53.Re4 Kf5 54.Rc4 Rb2 55.b6 Rb6 56.Rc5 Kg4 57.Ra5 Kh4 58.Rb5 Ra6 59.a5 Kg3 60.Rh5 Rf6 61.Ke1 Re6 62.Kd1 Rd6 63.Kc1 Rd4 64.Kb2 Ra4 65.Kb3 Ra1 66.Kb4 1–0. rryy44 – ions, kurnik, 2012.

7.Nc3 Re8

8.a4 Nbd7 9.b5 Nc5 (9...e5 10.Rb1=+) 10.bc6 (10.d4 Ne6=) 10...bc6=+ 11.Ne5 Bb7 (11...Qb6 12.Ra2=+) 12.Ba3 Ncd7 13.Nd3 e5 14.Rb1 Ba6 15.f4 e4 16.Nc5 (16.Nb4 Qb6 17.Kh1 d4=+) 16...Nc5 17.Bc5 Qc7 (17...d4!? 18.Na2 Qd5–+) 18.d3 (18.Bd4 Rad8=) 18...ed3 19.cd3 Rab8 20.Qd2 Rb1 21.Rb1 Nd7 22.Bf2 Qa5–/+ 23.Be1 Bc3 24.Qc3 Qc3 25.Bc3 Nc5 26.Bd4 Na4= 27.Ra1 Bb5=+ 28.Ba7 Re2–/+ 29.d4 Nb2 30.Ra2 Re1–/+ 31.Kf2 Nd3 32.Kf3 Re7 33.Ra3?? Ne1–+ 34.Kf2 Nd3 35.Kf3–/+ Nb4?? 36.Bc5+– Nc2 37.Rc3 Re2–+ 38.Bf1 Rh2 39.Bb5 cb5 40.Bd6?? Nd4 41.Ke3 Nf5 42.Kd3 Nd6 43.Rc6 Nf5 44.Rc8 Kg7 45.Rb8 Ng3 0–1. gbsr (2240) – guerino (2250), net–chess.com, 2003.

8.a4 e5 9.Na2 Qd6 10.d3 =+.

8.a4 Bg4 9.b5 (9.h3 Bf3 10.Bf3 Nbd7=+) 9...e6 (9...e5 10.Ne1=+) 10.h3= Bf5 (10...Bf3 11.Bf3 Nbd7 12.e3=) 11.Nh4 Qd7 12.Nf5 ef5 13.bc6 bc6 14.e3 Na6 15.Re1 (15.Rb1 Rab8=) 15...Rab8=+ 16.Ba3 c5 17.Rb1= Ne4 18.Ne4 fe4–/+ 19.d3 ed3 20.cd3 d4 21.e4? Bf8 22.e5 Bg7 23.Qc2 Rb1 24.Rb1 Be5 25.Rb7 Qc8 26.Ra7 Bd6 27.Qc4 Nb8?? 28.Qf7 Kh8 29.Qh7 1–0. gbsr (2240) – guerino (2250), net–chess.com, 2003.

8.d3 Nbd7 9.e4 (better is 9.Qd2!?=) 9...de4–/+ 10.Ne4 Nb6 (10...Ne4 11.Bg7 Ng3 12.hg3 Kg7 13.Re1–/+) 11.Re1 (11.Qc1 a5 12.a3 Ne4 13.de4 e5=) 11...Nbd5 (11...Ne4 12.Bg7 Nf2 13.Qd2 Nh3 14.Bh3 Kg7 15.Bc8 Rc8 16.Re4–/+) 12.a3 (12.Nf6 Nf6 13.a3 a5+=) 12...Bg4 (12...Ne4 13.Bg7 Nf2 14.Kf2 Kg7 15.c4–/+) 13.h3 (13.Ned2=) 13...Bc8?? (better is 13...Ne4 14.de4 Bb2–/+) 14.Nf6 (14.Nc5 Nc7+/–) 14...Nf6 15.Bf6 Bf6=+ 16.Rb1 Qc7 17.b5 cb5 18.Rb5 Bd7 19.Rb4 Rab8 20.Qb1 a6 21.d4=+ Bc6 22.c4?? e6?? 23.Ne5= Bg2 24.Kg2 Red8 25.c5 Rd5 26.c6 Be5–/+ 27.de5 Qc6 28.Kh2 b5–+ 29.a4 Qc7 30.Qb2 a5 31.Rb5–/+ Rbb5 32.ab5=+ Qb6 33.f4?? Rb5–+ 34.Qa3 Rb2 35.Kh1 Qf2 (35...Qf2 36.Qb2 Qb2–+; 35...Qc6 36.Qf3 Qf3 37.Kg1 Qg2#) 0–1. gbsrao (2135) – kostaspetidis (2100), net–chess.com, 2007.

8.d3 Bf5 9.Re1 d4 10.Na4 e5 11.e4 Bg4 12.Nc5 Qc7 13.h3 Bf3 14.Bf3 Bf8 15.Bg2 (15.c3!? dc3 16.Bc3=) 15...b6–/+ 16.Nb3 Bb4 17.Rf1 Bd6 18.Qf3 Nh5 19.Bc1 Nd7 20.Bh6 Ng7 21.Rac1 Ba3 22.Rb1 b5 23.Qg4 Nf6 24.Qf3 Qd6 25.Na5 b4 (25...Nd7 26.Qg4–/+) 26.Nb7 Qe7 27.Na5 Rec8 28.Nc4 Nd7 29.Na3 ba3 30.Rb7 Qe6 31.Rd7 (better is 31.Rb3!?=) 31...Qd7–/+ 32.Qf6 Nh5 33.Qe5 c5 34.Bf3 f6 (34...Qh3 35.Bh5 Qg3 36.fg3 f6 37.Qe6 Kh8 38.Qf6 Kg8 39.Qg7) 35.Qd5 Qd5 36.ed5 Rab8 37.Bd2 (37.Re1 Ng7 38.Bg7 Kg7 39.Re7 Kh6 40.Ra7–/+) 37...Rb2–/+ 38.d6 (better is 38.Ba5!? Rb5 39.Bd2–/+) 38...Rd8–+ (38...Rc2 39.Ba5+/–) 39.Bd5 Kg7 40.Re1 Rd6 41.Re7? Kf8–+ 42.Rf7 Ke8 43.Bb3? Rb3! 44.Rh7 Rb2 45.Ra7 Rc2 46.Bh6 Ra2 47.g4 Ng3! 48.fg3 Rb6 49.Ra8 Kf7 50.Ra7 Ke6 51.Bc1 Rb1 52.Ra6 Ke5 53.Re6 Ke6 54.Kf1 Rc1 0–1. Osypa,Rostislav – Klimenko,Andrey, Kiev Independence Cup–B 9th, 2009.

8.Re1 e5 =+.

8.Re1 Bg4 9.e4 (9.Ne5!?=) 9...de4 (9...Ne4 10.h3 Bf3 11.Bf3–/+) 10.Ne4 Nbd7 (10...Ne4!? 11.Bg7 Nf2 (11...Kg7?! 12.Re4 Bf3 13.Bf3=) 12.Kf2 Kg7–/+) 11.Nf6= Nf6 =. gbsr (2240) – kostaspetidis (2310), net–chess.com, 2003.

7.d3 a5

8.a3 Nbd7 9.Nbd2 a4 10.c4 c5 (10...Re8 11.Rc1=) 11.Ng5 (11.bc5 Nc5 12.Rc1 Ne6+=) 11...d4 12.Nde4 Ne4 13.Ne4 f5 (13...Qb6!?+=) 14.Ng5+/– e5 (14...Nf6!?+/–) 15.Ne6+– Qf6 16.Bc1 Nb6 17.Nc7 Rb8 18.bc5 Qc6?? (better is 18...Na8 19.Nd5 Qa6+–) 19.Bc6 bc6 20.cb6 Rb6 21.Qa4 Bd7 22.Qa7 Rbb8 23.Na6 Ra8 24.Qd7 Ra6 25.Rb1 Rf7 26.Rb8 Bf8 (26...Rf8 27.Rb7 Rf7 28.Qf7 Kh8 29.Qg7) 27.Bh6 1–0. pierre – one884, internet, 2015.

8.a3 Nbd7 9.Nbd2 Qc7 10.c3 e5 11.Qc2 Re8 12.e4 Nf8 13.Rfe1 de4 14.de4 ab4 (14...c5+=) 15.ab4 Bg4 16.Nc4 N6d7 17.Ne3 Bf3 18.Bf3 Nb6 19.Be2 Ne6 20.h4 (20.Red1 Bh6+=) 20...h5 21.Nc4 Ra1 22.Ra1 Ra8 23.Ra8 Na8 24.Bc1 b5 25.Nb2 c5 26.bc5 Qc5 27.Nd3 Qc8 28.Qb3 Nac7 29.Be3 Qb7 30.Bf3 Kh7 31.Bg2 Qa6 32.Nb4 Qa4 33.Qb1 Bh6 34.Bh6 Kh6 35.Nc6 Qa3 36.Qd3 Qc5 37.Nb4 Kg7 38.Bf1 Kg8 39.Nd5 Kg7 40.Be2 Qd6 41.Nb4 Qd3 42.Nd3 f6 43.Kg2 Kf7 44.f4 ef4 45.gf4 Ke7 46.Kf2 Kd6 47.Ke3 Nc5 48.e5+/– fe5 49.fe5 Kd5 50.Bf3 Kc4 51.Nc5 Kc5 52.Be4 Ne6 53.Bg6+– Kd5 54.Bh5 Ke5 55.Be2 Nc7 56.Bf3 Na6 57.Be4 Nc5 58.Bc2 b4 59.cb4+– Na6 60.b5 Nc7 ˝–˝. Patuzzo,F (2295) – Temovjin,Khurelbaatar, 6th WUCC, Golden Sands BUL, 2000. (=1.Nf3 Nf6 2.g3 g6 3.b4 d5 4.Bb2 Bg7 5.d3 0–0 6.Bg2 c6 7.0–0 a5)

8.a3 Nbd7 9.Nbd2 Re8 10.c4 e5 11.cd5 cd5 12.e4 d4 13.Nc4 ab4 14.ab4 Ra1 15.Qa1 b5? (15...Qc7!?=) 16.Nd6+/– Re6 17.Nc8 (17.Nf7!? Qe8 18.Qc1 Qf7 19.Qc8 Qf8 20.Qb7+–) 17...Qc8= 18.Bh3 (18.Qa5 Qb8=) 18...Ra6 19.Qd1 Qf8 20.Qc2 Ra2 21.Qb3 Ra4 22.Ba3 h6 23.Nh4 (23.Rc1 g5 24.Nd2 g4=) 23...Kh7 (23...Qa8 24.Bc1 Nf8 25.f4 ef4 26.gf4=) 24.f4 (24.Rc1 Ra8=) 24...ef4 25.gf4 Qe7 (25...Nb6 26.Rc1 Qe7 27.Bf1–/+) 26.Ng2 (26.Nf3 Nb6=) 26...Nb6 27.Rb1? (27.Ne1 Qc7+=) 27...Bf8 (27...Ne4 28.de4 Nc4 29.Bc1 Qe4 30.f5–+) 28.Rf1 (28.Ne1!?+=) 28...Qa7 29.Bc1 Rb4 (29...Ne8 30.f5 g5 31.e5–/+) 30.Qc2 (30.Qa3 Qa4 31.f5 gf5 32.Bf5 Kg8 33.e5+=) 30...Bg7 (30...Kg8 31.Ne1–/+) 31.Qc5 (better is 31.f5!?+=) 31...Rb3–/+ 32.e5 Nfd5 (32...Rd3?! 33.ef6 Bf6 34.Bg4=) 33.f5 (33.Qd4 b4–/+) 33...Qc7 (33...Rd3!? 34.fg6 fg6–/+) 34.fg6–/+ fg6 35.Qd4 Be5 36.Qh4 Bg7 (36...Bh2 37.Kh1 h5=) 37.Be6–/+ Rb1 38.Bf7?? (38.Bd2 Qc5 39.Qf2 Bd4–+) 38...Ne7 (better is 38...Rc1 39.Bg6 Kh8–+) 39.Bd2 Rf1 (39...Qc5 40.Ne3 Rb2 41.Rc1–+) 40.Kf1–/+ 0–1. Poley,Vladimir (2330) – Nemeth,Sebastian (1910), Pelaro op, 2002. (=1.Nf3 d5 2.g3 Nf6 3.Bg2 g6 4.b4 Bg7 5.Bb2 0–0 6.d3 c6 7.0–0 a5)

8.a3 Nbd7 9.Nbd2 Re8 10.c4 e5 11.e4 d4 12.Ne1 Nf8 13.h3 Nh5 14.c5 Be6 (14...ab4 15.ab4 Ra1 16.Qa1=) 15.Nc4 Bc4 (15...ab4=) 16.dc4 f5 (16...ab4 17.ab4 Ra1 18.Qa1=) 17.Nd3 (17.ef5!? e4 18.fg6 hg6 19.b5+=) 17...fe4 18.Be4 Nd7 19.Kh2 Ndf6 20.f3 Ne4 21.fe4 Qe7 22.Qc2 Rf8 23.Rae1 Bh6 24.Bc1 Bc1 25.Nc1 Qg5 26.Qg2 ab4 27.ab4 Ra3–/+ 28.Rf8 Kf8 29.Rf1 Kg7 30.Ne2 Qe3 31.g4?? Ra2 32.Re1 d3 (32...d3 33.gh5 Re2–+ (33...de2?! 34.Qg3 Qe4 35.hg6–+)) 0–1. Pratik,R (2145) – Nikhilesh,K (2180), 41th WchJ Goa IND, 2002.

8.a3 Nfd7 9.Bg7 Kg7 10.Nbd2 e5 11.c4 Qe7 (11...Qf6 12.b5=) 12.Qb3 a4 13.Qb2 Re8 (13...b5 14.Rac1+=) 14.Nh4 (14.Rac1 Qe6+=) 14...Nb6 (14...Nf6 15.Rac1=) 15.f4+= Bg4 (15...dc4 16.Nc4 Nc4 17.dc4+=) 16.Rf2 (16.c5 N6d7 17.e4 Be2+=) 16...Kg8 (16...dc4 17.dc4 N8d7+=) 17.h3 (better is 17.fe5!? Qe5 18.Qe5 Re5 19.h3+/–) 17...ef4+= 18.Rf4 (18.hg4? fg3 19.Rf6 N6d7–+ (19...Qe2?! 20.Rf3=)) 18...Be2 (18...Qe3!? 19.Kh2 Be2+=) 19.Re1= Qe3 20.Rf2 Qd3 (worse is 20...Qg3 21.Ree2 N8d7 22.Nhf3 dc4 23.dc4+–) 21.Qf6 (better is 21.c5!? N8d7 22.cb6 Qg3 23.Ng6 fg6 24.Ree2 Nb6 25.Qd4+=) 21...N8d7–/+ 22.Qf7 Kh8 23.Be4?? (23.c5 Rf8 24.Qe7 Rf2 25.Kf2 Qd2 26.Re2 Qd4 27.Kf1 Rf8 28.Bf3=) 23...Qg3–+ (23...Re4?! 24.Ne4 de4 25.Rfe2 Qg3 26.Ng2–/+) 24.Rg2 Qe1 25.Kh2 Qh4 26.Re2 Rf8 27.Qe6 Rf6 28.Qe7 Rf2 29.Bg2 Qe7 30.Re7 Rd2 31.c5 Rf8 32.cb6 Nb6 (32...Nb6 33.Kg3 Rd3 34.Kh2 Rb8–+; 32...Rff2 33.Kg1 Rg2 34.Kh1–+) 0–1. Trabert,Bettina (2205) – Peterson,Emery, Trier, 1989.

8.a3 Bg4 9.Nbd2 Na6 10.c3 Nd7 11.Qb3 e5 12.e4 de4 13.Ne4 h6 14.Rfe1 Be6 15.Qc2 Qc7 16.Ned2 Rfe8 17.Nc4 Bc4 18.dc4 f5 19.Nh4 Nf8 20.c5 Rad8 21.Nf3 e4 22.Nd2 Kh7 23.Nc4+= Re7 24.h4 h5 25.Rad1 Red7 26.Rd6 Rd6 27.Nd6 Be5 28.Nc4 Bf6 29.Qb3 Rd3 30.Rb1 ab4= 31.ab4 Qe7 32.Bf1 Rd7 33.Re1 Nc7 34.Nd6 Nce6 35.Nc8 Qg7 36.Bc4 Nc7 37.Nd6 b5 38.cb6 Rd6 39.bc7 Qc7 40.Kg2 Qg7 41.Ra1 e3 42.Bc1 ef2 43.Ra8 Rd8 44.Rd8 Bd8 45.Be3 Bf6+= 46.Be2 Bc3 47.Bf2 Qf6 48.Bf3 f4 49.Qc4 fg3 50.Bg3 Kg7 51.Bd6 Be1 52.Qc6 Bh4 53.b5 Ne6 54.b6 Kh6 55.Qe4 Ng5 56.Qf4 Qb2 57.Kh1 Qb6 58.Qf8 Kh7 59.Qe7 Kh6 60.Qf8 ˝–˝. Rinaldi,Carlos Alberto (2445) – Spasov,Vesko (2450), ICCF XVII Olympiad Preliminaries – Sect, 2006.

8.a3 Bg4 9.Nbd2 Qd7 10.Re1 ab4 11.ab4 Bh3 12.Bh1 1–0. algernon (2580) – israelflavio (2305), net–chess.com, 2014. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0–0 5.Bg2 d5 6.0–0 c6 7.d3 a5)

8.a3 Bg4 9.Kh1 Qc8 10.Ng1 Na6 11.Qe1 Qc7 12.Nf3 ab4 13.ab4 Qd6 14.Ra4 Bf3 15.ef3 b5 16.Be5 Qe6 (16...ba4?! 17.Bd6 ed6 18.d4=) 17.Ra5 Nb4! 18.Ra8 (18.Qb4 Qe5) 18...Ra8 19.Qb4 (19.d4 Na6–+ (19...Nc2?! 20.Qc3+=)) 19...Qe5 20.Re1 Qa1 (20...Ra4 21.Qe7 (worse is 21.Re5 Rb4 22.Re1 Rb2–+) 21...Qe7 22.Re7–+) 21.Qe7 Qb2 22.Qe5 Qe5 23.Re5 Ne4 24.Re7 Ra1 25.Bh3 Nf2 26.Kg2 Nh3 27.Nd2 Ng5 28.Re8 Bf8 29.f4 Ne6 30.Nf3 Ra2 31.Ne5 Rc2 32.Kf3 Kg7 33.Kg4 h5 34.Kh3 b4 35.Rb8 Bd6 36.Rb6 Be5 37.fe5 0–1. Prevot,J (2075) – Zozulia,A (2320), 9th Open, Creon FRA, 2004.

8.ba5 Ra5 9.Nbd2 Qb6 10.Qc1 (10.Nb3 Ra8=) 10...Qa7 11.a3 Be6 12.c4 Ra4 13.Qc2 Nbd7 14.cd5 Bd5 15.e4 Be6 16.Ng5 Bg4 17.h3 h6 18.hg4 hg5 19.Rab1 Ng4 20.Bg7 Kg7 21.Rb7 Qb7 22.Qa4 Qb2 (22...Ra8 23.Qd1 Ngf6 24.Nc4+=) 23.Nc4 Qc3 24.Bh3 Nde5 25.Bg4 Ng4 26.Qd1 Nf6 27.Qe2 Rd8 28.Rd1 Qb3 29.Na5 Qa3 30.Nc6 Rh8 31.Ne5 Qc3 32.d4+= Qb3 33.Re1 Ra8 34.Qe3 Qb2 35.Nd3+= Qc3 36.Nc5 Qb4 37.Nd3 Qb6 38.Nc5 Ra2 39.Qc3+= Ng4 40.Rf1 Qb2 41.Qb2 Rb2 42.f3 Ne3 43.Re1 Nc4 44.g4 Rc2 ˝–˝. Pietrobono,Alfredo Manuel (2245) – Zarate,Juan Carlos (2360), Magistral, 2007.

8.ba5 Ra5 9.Nbd2 Bf5 10.c4 Qc8 11.Nb3 Ra8 12.cd5 cd5 (12...Nd5? 13.Bg7 Kg7 14.e4+–) 13.Qd2 (13.Nbd4 Nc6 14.Qb3 Qd7) 13...Nc6 14.Rfc1 Qb8 (14...Bh3=) 15.Nfd4 Nd4 16.Bd4 e5 17.Bc5 Re8 18.Qb4 Bd7 (18...b5 19.Bd6 Qd8 20.Rc6=) 19.a4 (19.Bd6 Qa7+=) 19...b6 20.Bd6 Bf8 (20...Qd8 21.d4 ed4 22.Bc7=) 21.Bf8+= Rf8 22.Qe7 Qd8 23.Qe5+/– Re8 24.Qb2 Ra4 25.Nd4 Ra5 26.e3 Rc5 27.Ra7 Rc1 28.Qc1 Qb8 29.Qa1 Qd6 30.h3 h5 31.Ne2 Rc8 32.Qd4 b5 33.Nf4 Rc1 34.Kh2 Bc6 35.e4 Qc5 36.Qc5 Rc5 37.e5 Nd7? 38.d4+– Rc2 39.Bd5 Bd5 40.Nd5 Nf8 41.Kg2 Kg7 42.Nf4 Kg8 43.d5 Rc4 44.Kf3 b4 45.Rb7 g5 46.Nh5 Ng6 47.e6 Ne5 48.Kg2 fe6 49.Nf6 Kf8 50.de6 (50.de6 Rc2 51.Rh7 Rc7 52.Rc7 g4 53.Rh7 gh3 54.Kh3 b3 55.e7#) 1–0. Seeman,T (2440) – Piarnpuu,L (2210), Keres Mem Open, Tallinn EST, 2001.

8.Nbd2 ab4 9.Nb3 Re8 10.c4 1–0. gbsrao (2335) – bonaparte (2350), net–chess.com, 2014. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0–0 5.Bg2 c6 6.0–0 d5 7.d3 a5)

8.a3 Na6

9.c4 ab4 10.ab4 dc4 (10...Bg4 11.Bc3=) 11.dc4 Be6 (11...Bf5 12.b5 cb5 13.cb5=) 12.b5 cb5 13.cb5 Nc5 (13...Qb6 14.Nc3= (worse is 14.ba6 Qb2 15.Qd4 Nd7 16.Qb2 Bb2–/+)) 14.Ra8 Qa8 15.Bd4 (15.Nd4 Qc8=) 15...Nb3 16.Nbd2 (16.Be5 Qa5=) 16...Qa4 (16...Nd4 17.Nd4 Bd5 18.e4 Ne4 19.Be4 Be4 20.Ne6+=) 17.Nb3 (17.Ng5 A) worse is 17...Qb5 18.Ne6 Nd2 19.Bf6 (19.Qd2?! fe6 20.Qe3 Kf7=) 19...ef6 20.Nf8 Nf1 21.Nd7+–; B) 17...Bc4 18.Bf6 Bf6=) 17...Bb3 18.Qa1 Qa1 (18...Rd8 19.e3=) 19.Ra1+= Bc4 20.Ra7 Be2 21.Rb7 Rd8–/+ 22.Bc3 Ne4 23.Ba5 Rd1–+ 24.Ne1 Bc3 25.Bc3 Nc3 26.f3 Re1 27.Kf2 Rb1 28.Rc7 Rb3 29.b6 Ba6 30.Bf1 Bf1 31.Kf1? Rb1 32.Kf2 Rb2 33.Ke1 Nd5 (33...Nd5 34.Rd7 Nb6 (34...Rb6?! 35.Rd5 Rb1 36.Kf2–/+) 35.Re7 Rh2–+) 0–1. Sewrajsingh – Hamad, Novi Sad, 1990.

9.c4 Bf5 10.b5 cb5 11.cd5 b4 12.e4 Bd7 13.Ne5 Ng4 14.Nd7 Qd7 15.Bg7 Kg7 16.Bh3 f5 17.ef5 gf5 18.Qe2 Qd5 19.Qe7 Kh8 20.ab4 Nb4 21.Bg2 Qf7 22.Qf7 Rf7 23.h3 Nf6 24.d4 Nc2 25.Ra4 b5 26.Ba8 ba4 27.Rd1 Rd7 28.d5 a3 29.Nc3 Rd8 30.Bc6 Ne4 31.Ne4= fe4 32.Ba4 Rd5 33.Rd5+/– a2 34.Rd8 Kg7 35.Rd7 Kg6 36.Rd6 Kf5 37.Bd7 Ke5 38.Rd1 a1Q 39.Ra1 Na1 40.Ba4 h6 41.Kf1 Kd6 42.Ke2 Kc5 43.Ke3 Kd5 44.Kf4+/– Kd4 45.Bc6 Nc2 46.Be4 Nb4 47.Kf5 a4 48.Bb1 a3 49.Be4?? a2 50.h4 a1Q 51.Kf4 Qc1 52.Kf5 0–1. Fritz 5.32 – Comet B50, 2004.

9.c4 Bg4 10.b5 cb5 11.cb5 =.

9.Nbd2 Bg4 10.c3 Nd7 11.Qb3 e5 12.e4 de4 13.Ne4 h6 14.Rfe1 Qc7 15.c4 Bf3 16.Bf3 ab4 17.ab4 Qb6 18.Bc3 Nac5 19.Nc5 Nc5 20.Qc2 Ra1 21.Ra1 Ne6 22.c5 Qc7 23.Ra7 Rb8 24.Qb2 Rd8 25.b5 Qb8 26.Qa1 Nc5 27.bc6 bc6 28.Bc6 Qd6 29.Qa2 Qe6 30.Qa5 Rc8 31.Bb5 Nb3 32.Qb4 Nd4 33.Bd7 Qd5 34.Bc8 Nf3 35.Kf1 Nh2 36.Kg1 Nf3 37.Kf1 Nh2 38.Kg1 Nf3 39.Kf1 ˝–˝. Schettler – Roehrich, Dortmund 1992.

8.a3 ab4

9.ab4 Ra1

10.Ba1 Qd6?? 11.Be5+– (11.Be5 Qb4 12.c3+–) 1–0. Velickovic,Z – Meyer,B, Nuernberg 5–7, 1989.

10.Ba1 Nbd7 11.c4 dc4 12.dc4 Nb6 13.Nbd2 Be6 14.Qc2 Ne8 15.e4 Qa8 16.Nd4 Nc7 17.c5 Nd7 18.Bb2 Ne5 19.Ra1 Qc8 20.Ne6 Ne6 21.f4 Ng4 22.Bg7 Ng7 23.Qc3 Nf6 24.Nc4 Rd8 25.Ne5 Nd7 26.Bh3 e6 27.Nc4 Ne8 28.e5 Nb8 29.Nd6 Nd6 30.ed6 b5 31.Bg2 Qb7 32.Ra5 Rd7 33.Qa1 h6 34.Ra8 Kh7? 35.Bc6! (35.Bc6 Qa8 36.Qa8+–) 1–0. Dobrovolsky,Ladislav – Zavodny,Zdenek, Brno KOLT 2nd, 1969.

10.Ba1 Nbd7 11.c4 dc4 12.dc4 c5 13.Qb3 Qb6 14.b5 Qc7 15.Nbd2 b6 16.Bc3 Bb7 17.Ra1 Ra8 18.Ra8 Ba8 19.Qa3 Qb8 20.Ne1 Bb7 21.Bc6 Qc8 22.Qa4 Ne8 23.Ne4 e6 24.Bg7 Kg7 25.Nd3 f6 26.f3 Kg8 27.Kf2 Qc7 (better is 27...Bc6!? 28.bc6 Nf8+=) 28.Qa7+– Bc6 29.Qc7 Nc7 30.bc6 Nb8 31.Nf6 Kf7 32.Nh7 Nc6 33.Ng5 Kf6 34.Ne4 Ke7 35.h4 e5 36.g4 Ke6 37.Nb2 Na5 38.Ke3 Na6 39.h5 gh5 40.gh5 Nb8 41.h6 Kf7 42.Nf2 Nd7 43.Ng4 Kg6 44.Ke4 1–0. Poleschi,Ricardo D (2280) – Stiefel,Roland (2460), IECC, 2000. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0–0 5.Bg2 d5 6.0–0 c6 7.d3 a5 8.a3 ab4 9.ab4 Ra1)

10.Ba1 Nbd7 11.Nbd2 e6 12.c4 b6 13.e4 Bb7 14.Qc2 Qe7 15.Rb1 Ra8 16.Bb2 Ne8 17.Bg7 Kg7 18.c5 bc5 19.bc5 Ra7 20.Nb3 Qf6 21.d4 Nc7 22.e5 Qf5 23.Qc1 Ra2 24.Rb2 Rb2 25.Qb2 Ba6 26.Nbd2 g5 27.h3 h5 28.Qb4 Be2 29.Qb7 g4 30.hg4 hg4 31.Nh4 Qd3 32.Qc7 Qd2 33.Qd7 Qd1 34.Kh2 Qd4 35.Qc6 Qe5 36.Qb7 d4 37.c6 Bb5 38.c7 Bd7 39.Qe4 Qe4 40.Be4 Bc8 41.f4 Kf6 42.Ng2 Ke7 43.Ne1 Kd6 44.Kg1 f5 45.Bd3 Kc7 46.Nc2 Kc6 47.Nd4 Kd5 48.Ne2 e5 49.fe5 Ke5 50.Kf2 Be6 51.Ke3 Bc8 52.Nf4 Bd7 53.Ng6 Kf6 54.Nf8 Bc8 55.Kf4 Kg7 56.Bf5 1–0. Poley – Konopka, Gistrup 1992.

10.Ba1 Nbd7 11.Nbd2 Re8 12.e4 e5 13.Qb1 ˝–˝. Bauza,Alejandro (2260) – Izquierdo,Daniel (2315), URU–ch Uruguay, 1994.

10.Ba1 Bf5 11.Nbd2 Qc8 (11...Na6!?=) 12.c4+= dc4 13.Nc4 Bh3 14.Qc2 Bg2 15.Kg2 Na6 16.Rb1 Nc7 17.Na5 Nb5 18.Rc1 Rd8 19.Qb3 Ne8 20.Bg7 Kg7 21.h4 Ned6 22.h5 Qf5 23.Qb2 Qf6 24.Qf6 ef6 25.hg6 fg6 26.e3 h5 27.d4 g5 28.Ne1 Re8 29.Nd3 Nc7 30.Nc5+= b6 31.Ncb7 Nb7 32.Rc6 Nd8?? 33.Rc7+– (33.Rc7 Kg6 34.Nc4+–) 1–0. Soppe,Guillermo (2430) – Corrales Jimenez,Z (2180), 46th Capablanca Memorial Open A, 2010. (=1.Nf3 Nf6 2.g3 g6 3.b4 d5 4.Bb2 Bg7 5.Bg2 0–0 6.0–0 c6 7.d3 a5 8.a3 ab4 9.ab4 Ra1 10.Ba1)

10.Ba1 Bg4 11.Nbd2 Nbd7 12.c4 e6 13.Qb3 Re8 14.Bb2 e5 15.e4 d4 16.Ra1 h6 17.Ra7 Qc7 18.Qa4 Be6 19.Ne1 Bf8 20.f4 ef4 21.Bd4 fg3 22.hg3 Qg3 23.Ndf3 Ng4 24.Rb7 c5 25.Rd7 cd4 26.Rd4 Rb8 27.b5 Bc5 28.Qa2 h5 29.Kf1 Bd4 30.Nd4 Ne3 31.Ke2 Ng2 32.Ne6 Qe1 33.Kf3 Qf1 34.Kg3 h4 35.Kh2 fe6 36.Qg2 Qg2 37.Kg2 g5 38.d4 Kf7 0–1. gentelmenjoe (1880) – marekwidzew (1980), kurnik, 2012.

10.Ba1 Na6

11.b5 cb5 12.Nc3 (12.Nbd2 Nc5+=) 12...Qa5 13.Nd4 b4 14.Ncb5? (better is 14.Nb3 Qd8 15.Nb5–/+) 14...e5–+ 15.Nf3 Qb5 16.Ne5 Re8 17.Qd2 Ng4 18.Ng4 Bg4 19.Bg7 Kg7 20.e4 de4 21.Be4 Nc5 22.Qf4 (22.f3 Be6 23.g4–+) 22...Ne4 23.de4 Qe2 24.e5 (24.Qe3–+) 24...Bh3 25.Qf6 Kg8 26.Rc1 (26.Rb1 Qe4 27.f3 Qe2 28.Qg7 Kg7 29.Rb4 Qg2) 26...Qe4 0–1. gbsrao (2470) – waldokitty (2465), net–chess.com, 2015. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 d5 5.Bg2 0–0 6.0–0 c6 7.d3 a5 8.a3 ab4 9.ab4 Ra1 10.Ba1 Na6)

11.c3 Qb6 12.Nbd2 Bd7 13.Qb3 Ra8 14.Bb2 Ne8 15.e4 e6 16.Ra1 Rc8 17.d4 Nd6 18.e5 Nb5 19.Ng5 h6 20.Nh3 Ra8 21.Nf4 Nac7 22.Ra8 Na8 23.h4 h5 24.Nf3 Qa7 25.Nd3 Nb6 26.Nc5 Bf8 27.Qc2 Be8 28.Bf1 Nd7 29.Bc1 Nc5 30.bc5 b6 31.cb6 Qb6 32.Bg5 c5 33.Qb1 c4 34.Qc2 Qa5 35.Bd2 Qa1 36.Ng5 Na3 37.Qc1 Qb1 38.Nh3 Ba4 39.Nf4 Qc1 40.Bc1 Nb5 41.Bb2 Ba3 42.Ba3 Na3 43.Bh3 Nb1 0–1. Menghi – Boensch, Arnhem 1989.

11.c3 Nd7 12.Nbd2 Nb6 13.Qb3 Nc7 (13...Qd6 14.Bb2=) 14.c4 dc4 15.dc4 Ba1 16.Ra1 Be6 17.Qc3 f6 18.Nd4 Bf7 19.e4 e5 20.N4b3 Ne6 21.c5 Na8 22.Nc4 Nac7 23.Nd6 Nb5 24.Nb5 cb5 25.h4 Qd7 26.Bf3 (26.Bh3 Rd8=) 26...Rc8 (26...Rd8 27.Kg2=) 27.Rd1 Qc7 28.Bg4 b6 (better is 28...Rd8!?=) 29.Qe3+/– bc5 30.Nc5 (30.Be6!? Be6 31.Nc5+/–) 30...Rd8= 31.Rd8 Nd8 32.Be2 Be8 33.Qd2 Nf7 34.Qa2 Qc6 35.Qa7 h5?? (better is 35...Qd6+= was possible) 36.Qe7+– (36.Qe7 Qc8 37.Qf6+–) 1–0. Schuster,Petr – Fuchs,Stanislav, Brno Duras BVK op–A, 2001. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0–0 5.Bg2 d5 6.0–0 c6 7.d3 a5 8.a3 ab4 9.ab4 Ra1 10.Ba1 Na6)

11.c3 Nd7 12.Nbd2 e5 13.Qb3 Qe7 14.e4 de4 15.Ne4 Nf6 16.Nf6 Bf6 17.Re1 Be6 18.Qb2 Qd6 19.Qe2 Bg4 20.h3 Bf3 21.Qf3 Nc7 22.Qe3 Nd5 23.Qe4 Nc7 24.c4 Qb4 25.f4 Rd8 26.fe5 Bg7 27.Kh2 Qb3 28.Bf1 Ne6 29.Qf3 h6 30.Be2 Rd7 31.Rd1 Qb6 32.Rf1 Nd4 33.Qe4 c5 34.Bf3 Qc7 35.Bd4 Rd4 36.Qb7 Be5 37.Qc7 Bc7 38.Be4 f5 39.Bd5 Kf8 40.Rf3 f4 ˝–˝. Duprat,Fabrice (2125) – Bianchi,Norberto (2100), IECG, 2003.

11.c3 Bg4 12.Nbd2 Bf3 (12...Qd6 13.h3 Bf3 14.Nf3=) 13.Nf3 (worse is 13.ef3 d4–/+) 13…e6 ˝–˝. Franic,M (2390) – Golubovic,B (2440), 15th TCh–CRO, 2006. (=1.Nf3 d5 2.g3 Nf6 3.Bg2 g6 4.b4 Bg7 5.Bb2 0–0 6.0–0 c6 7.a3 a5 8.d3 ab4 9.ab4 Ra1 10.Ba1)

11.c3 Nh5 12.Nbd2 e5 13.Qb1 Qb6 14.c4 Qb4 15.Qb4 Nb4 16.cd5 (worse is 16.Ne5 Re8 17.d4 f6+=) 16...Nd5 17.Ne5 Be5 18.Be5 Re8 19.d4 (19.e4!? Re5 20.d4=) 19...f6–/+ 20.e4 Nc3 (worse is 20...fe5 21.ed5 ed4 22.dc6 bc6 23.Bc6=) 21.Bc7 Ne2 22.Kh1 Nd4 23.Nc4 Nb5 24.Bb6 Ng7 25.f4 Be6 26.Ne3 f5 27.e5 Ra8 28.Rd1 Kf7 29.Bf1 Nc3 30.Rc1 Nd5 31.Nc4 Nb6 32.Nb6 Ra2 33.Rb1 Ne8 34.Kg1 Ke7 35.h3 Nc7 36.Bg2 Nb5 37.Rb4 Nc3–+ 38.Nc4 b5 39.Bc6? Bc4 0–1. Mulenko,Lydia N (2180) – Tungalag,Suuri, Sochi (Woman), 1981.

11.c3 Nh5 12.Nbd2 Bg4 13.Qb3 Qd7 14.Rb1 Nc7 15.c4 Ba1 16.Ra1 Ra8 17.Ra8 Na8 18.Ne5 Qf5 19.Ng4 Qg4 20.Bf3 Qg5 21.Qa2 Nc7 22.cd5 cd5 23.Qc2 ˝–˝. Schmitt,Karl (1720) – Baer,Marco (1870), Leverkusen–ch op, 1990.

11.c3 Nh5 12.d4 f5 13.e3 Nf6 14.Qb3 Nc7 15.c4 dc4 16.Qc4 Be6 17.Qc5 Na6 18.Qa5 Nd5 19.Ng5 Bc8 20.Bd5 cd5 21.Nc3 e6 22.Qd8 Rd8 23.b5 Nc7 24.b6 Na8 25.Na4 Rd6 26.Rc1= Rd8 27.Nc5 Nb6 28.Nge6 Be6 29.Ne6+= Rd6 30.Ng7 Kg7= 31.Rc7 Rd7 32.Rc5 Nc4 33.Bc3 ˝–˝. Kivipelto,Kaj Erik (2260) – Pyylampi,Sauli, Heart of Finland op, 1999.

11.Qd2 Qb6 12.c3 Bg4 13.Na3 Bf3 14.Bf3 e5 15.Nc2 e4 16.de4 de4 17.Bg2 Re8 18.c4 Rd8 19.Qg5 h6 20.Qf4 Nh5 (20...Qc7!? 21.Qe3 Qe7+=) 21.Qe4+/– Ba1 (21...Nb4? 22.c5! Qc5 23.Nb4+– (23.Qb4?! Qc2 24.Bg7 Kg7=)) 22.Ra1 Nb4? (22...Rd2 23.Ne3 Qb4 24.Rb1+/–) 23.Rb1 (better is 23.c5!? Qc5 24.Nb4 Nf6+–) 23...c5 24.Nb4 cb4 25.Qb7 Qe6? (better is 25...Rb8 26.Qb6 Rb6+–) 26.Bd5 (26.Bd5 Qe8 27.Qb4+–) 1–0. gbsrao (2380) – wvmaniac (2650), net–chess.com, 2015. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0–0 5.Bg2 d5 6.0–0 c6 7.d3 a5 8.a3 ab4 9.ab4 Ra1 10.Ba1 Na6)

11.Qe1 Qd6 12.c3 Re8 13.Na3 (13.e4 e5=) 13...e5 14.e4 de4 15.de4 Be6 (15...Qd3 16.Nd2+=) 16.Qe2 Rd8 17.Nc4 Bc4 18.Qc4 b5 19.Qa2 c5 (better is 19...Nc7!? 20.Qe2 Nfe8=) 20.Ne5!+/– c4 21.f4 Nc7 22.Qf2 Ne6 23.Bb2 Nd7 24.Nd7 Rd7 25.e5 Qd2 26.Bc6 Qf2 27.Rf2 Rd1 28.Kg2 Nc7 29.Bf3 Rd8 30.Bc1 f6 31.Re2 Rd3 32.Bd2?? fe5= 33.fe5 Be5 34.Be4 Rc3 35.Bc3 Bc3 36.Bc6 Bb4 37.Bb5 Nb5 38.Rb2 Bd6 39.Rb5 c3 40.Rb1 Be5 41.Kf3+= ˝–˝. McMahon,Erick – Hurley,John, Armstrong Cup, 1995. (=1.Nf3 d5 2.g3 Nf6 3.Bg2 g6 4.b4 Bg7 5.Bb2 a5 6.a3 ab4 7.ab4 Ra1 8.Ba1 c6 9.0–0 0–0 10.d3)

11.Bf6 Bf6 12.c3 Nc7 (better is 12...e5+=) 13.Na3 (better is 13.e4!?=) 13...Bc3–/+ 14.Qb3 Bg7 15.e4 (15.d4 Qd6–/+) 15...de4 (15...e5 16.Qb2–+) 16.de4–/+ Be6 17.Qd1 (17.Qe3 Qd7–/+) 17...Na6 (17...Bc3 18.Qe2–+) 18.Qd8 (18.Ng5 Qd1 19.Rd1 Nb4 20.Ne6 fe6–+) 18...Rd8–+ 19.e5 (better is 19.b5 Nc5 20.bc6 bc6 21.Ng5–+) 19...Nb4 20.Rb1 c5 21.Ng5 Bd5 22.Bd5 Rd5 23.f4 e6 24.Nc4 Bf8 25.Ne4 Rd4 26.Ncd6 Bd6 27.Nd6 b6 28.Nc8 Nd5 29.Nb6 1–0. gbsrao (2100) – blackbeauty (2315), net–chess.com, 2008.

11.c3 Qd6

12.Na3 Nd7 13.Qb3 b5 14.Nd2 Nb6 15.Rd1 Be6 16.Nc2 h5 17.Rb1 Ra8+= 18.Bb2 Na4 19.Ba1 Nb6 20.Bb2+= h4 21.Ba3 Na4 22.Nd4 hg3+= 23.hg3 Bg4 24.Bf3 Bf3 25.N2f3 e5 26.Nc2 e4 27.Nfd4 Nc7 28.Kg2 Re8 29.Bc1 Ne6 30.Be3= Nd4 31.cd4 Nb6 32.Re1 Nd7 33.Qc3 Nf6 34.Bf4 Qe6 35.Rc1 Nh5 36.Be3 f5 37.Qd2 Bf8 38.Bf4 Bd6 39.Bd6= Qd6 40.e3 Ra8= 41.Ra1 Rf8 42.Ra6 g5 43.Qc3+= Rc8 44.Na3 Qe6 45.de4 fe4 46.Qc2 Qd7 47.Qc5 Qf5 48.Rc6+= Rf8 49.Qc2 Qf3 50.Kh2 Nf6 51.Rc8 Ne8 52.Nb5 Kg7+= 53.Re8 Re8 54.Qc7 Kh8 55.Qc6? Qf2–+ 56.Kh3?? g4 57.Kh4 Qh2 58.Kg5 Rg8 59.Kf4 Qf2 60.Ke5 Rg5 61.Kd6 Rg6 62.Kd5 Qf5 (62...Qf5 63.Kc4 Rc6 64.Kb3 Qb5 65.Ka3 Qd3 66.Kb2 Rc2 67.Ka1 Qf1#) 0–1. Hammer,Jon Ludvig – Harestad,H (2235), Troll Masters, Gausdal NOR, 2003.

12.Nbd2 e5 13.Qb1 Re8 14.Rd1 Qe7 15.e4 Bg4 16.h3 Bf3 17.Bf3 (17.Nf3 Ra8=) 17...Nc7 18.ed5 Nfd5 19.Re1 (19.b5 cb5 20.Bd5 Nd5 21.Qb5 Nf6=) 19...f5 (19...b5 20.h4=) 20.Qb3 (20.b5 Qa3=) 20...Kh8 (20...f4 21.g4=) 21.b5 Qg5 (21...Qd6!?=) 22.Nf1+= f4 23.g4 Qh4 24.Kg2?? (better is 24.c4 Ne3 25.Ne3 fe3 26.Re3+/–) 24...Ne6–+ 25.Bd5 (25.Qd1 Ng5 26.Nd2–+) 25...Ng5 26.Nh2 (26.bc6 f3! 27.Kg1 Nh3 28.Kh1 Nf2 29.Kg1 Qg4 30.Kf2 Qg2 31.Ke3 Bh6 32.Ke4 f2) 26...f3! 27.Bf3 (27.Bf3 Nh3; 27.Nf3 cd5) 27...Qh3 28.Kg1 Nf3 29.Nf3 Qf3?? (better is 29...Qg4 30.Kf1 Qf3–+) 30.Qd1+= ˝–˝. Redpath,Joseph (2145) – Neave,George (1985), Edinburgh op, 2002. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0–0 5.Bg2 d5 6.0–0 c6 7.d3 a5 8.a3 ab4 9.ab4 Ra1 10.Ba1 Na6)

12.Nbd2 e5 13.Bb2 Be6 14.Qc2 h6 15.Ra1 Nd7 16.Nb3 f5 17.Ba3 b5 18.Bc1 Ra8 19.Ra5 Nc7 20.Qa2 Qf8 21.Ra8 Qa8 22.Qa8 Na8 23.Na5 c5 24.bc5 Nc5 25.Nc6 e4 26.Nfd4 Bd7 27.Ne7 Kf7 28.Nd5 ed3 29.ed3 Nd3 30.Be3 Nb2 31.Nc2 Nc4 32.Bd4 Bc6 33.Ncb4 Bb7 34.Bg7 Kg7 35.h4 Ncb6 36.Nb6 Bg2 37.Na8 Ba8 38.Nc2 Bd5 39.f4 Kf6 40.Kf2 Bc6 41.Ke3 Ke7 42.Nd4 Bd7 43.Nf3 Kd6 44.Ne5 Be8 45.Kd4 h5 46.c4 bc4 47.Nc4 Ke7 48.Kc5 Ke6 49.Ne5 Ke7 50.Kd5 Kf6 51.Kd6 Bb5 52.Nf3 Bd3 53.Nd4 Be4 54.Kd7 Bd5 55.Ke8 Bf7 56.Kf8 Bc4 (better is 56...Bd5!?+=) 57.Nf3+– 1–0. Poleschi,Ricardo D (2280) – Malmstroem,Jan (2330), IECC, 2000. (=1.Nf3 Nf6 2.g3 d5 3.Bg2 g6 4.b4 Bg7 5.Bb2 0–0 6.0–0 c6 7.d3 a5 8.a3 ab4 9.ab4 Ra1 10.Ba1 Na6 11.c3 Qd6)

12.Nbd2 e5 13.e4 Re8 14.Re1 Qd8 15.h3 de4 16.de4 b5 17.Qe2 Qc7 18.Rc1 c5 19.Qb5+= cb4 20.Bb2 bc3 21.Bc3 Qb7 22.Bf1 Nd7 23.Bb2 Nab8 24.h4 Qb5+= 25.Bb5 Ba6 26.Ba4 Rc8 27.Rc8 ˝–˝. Hansen,TR (2305) – Trygstad,K (2330), ch–NOR, Fredrikstad NOR, 2003. (=1.Nf3 Nf6 2.g3 g6 3.b4 d5 4.Bb2 Bg7 5.d3 0–0 6.Bg2 c6 7.0–0 a5 8.a3 ab4 9.ab4 Ra1 10.Ba1)

12.Nbd2 Re8 13.Bb2 e5 14.Qc2 b5 15.Ra1 Bb7 16.Nb3 e4 17.Nfd4 ed3 18.Qd3 Ra8 19.Na5 Qc7 20.Qe3 Re8 21.Qf4 Qf4 22.gf4 Bc8 23.Nac6 Ne4 24.Nb5 1–0. pierre –oppotao, internet 2010.

12.Nbd2 Bg4 13.Qc2 Rd8 14.Rb1 Ra8 15.h3 Bf3 16.Bf3 Nd7 17.Bb2 h5 18.h4 f5 19.Qb3 Nc7 20.e3 Kh7 21.Kg2 e5 22.c4 e4 23.Be2 Bb2 24.Rb2 Qf6 25.cd5 cd5 26.Rc2 Qd6 27.de4 fe4 28.f3 Rf8 29.fe4 de4 30.Ne4 Qe5 31.Ng5 Kh6 32.Bf3 (time) 1–0. Poley – Engsner, Stockholm 1992.

11.c3 Re8

12.Na3 b5 13.Ne5 Qd6 14.d4 Ng4 15.Ng4 Bg4 16.f3 Bd7 17.f4 (17.e4 Nc7=) 17…f5 ˝–˝. Csom,Istvan – Sax,Gyula, Asztalos Memorial, 1971. (=1.Nf3 g6 2.g3 Bg7 3.Bg2 Nf6 4.0–0 0–0 5.d3 d5 6.a3 c6 7.b4 a5 8.Bb2 ab4 9.ab4 Ra1 10.Ba1)

12.Na3 Bg4 13.Ne5 (13.Nc2 Qd6=) 13...Be6 14.Nc2 Nd7 (14...Qd6 15.Nf3+=) 15.Nf3= Bg4 (15...Nb6 16.Ne3=) 16.h3 (16.Qd2 Nb6+=) 16...Bf3= 17.Bf3 Nc7 18.Ne3 e6 19.Bg2 Qe7 20.Qb3 Ra8 21.Bb2 Nb5 22.Ra1 Ra1 23.Ba1 h5 24.h4 g5 25.hg5 Qg5 26.Bb2 h4 27.gh4 Qh4 28.c4 Nd4 29.Bd4 Bd4 30.Nd1 White prepares b5 30...Bg7 31.b5 Qd8 32.bc6 bc6 33.cd5 cd5 34.Ne3 Ne5 35.Nf1 Ng6 36.Qb4 Be5 37.Qg4 Qh4 38.Qh4 Nh4 ˝–˝. Vokac,M (2455) – Jirovsky,M (2455), TCh–CZE, 2014. (=1.g3 d5 2.Bg2 Nf6 3.d3 g6 4.b4 Bg7 5.Bb2 0–0 6.Nf3 c6 7.0–0 a5 8.a3 ab4 9.ab4 Ra1 10.Ba1 Na6 11.c3 Re8)

12.Nbd2 e5

13.Qc2 Bg4 14.e4 Qd7 15.Rb1 Nc7 16.ed5 cd5 (worse is 16...Ncd5 17.c4 Nc7 18.Ne5+/–) 17.Re1 e4 18.de4 Ne4 19.Ne4 Re4 20.Re4 de4 21.Ng5 f5 22.Qb3 Qd5 23.Qd5 Nd5 24.Bf1 Bc3 25.Bc4 Ba1 26.Bd5 Kg7 27.Bb7 h6 28.Ne6 Kf6 29.Nc5 Ke5 30.b5 Kd6 31.Nb3 Bc3 32.Kf1 Bd1 33.Nc1 Kc5 34.Ne2 Be2 ˝–˝. Serrano,Fermin (2000) – Grazinys,Vidmantas (2115), IECG, 1999.

13.e4 b5 14.Qe2 =.

13.e4 Nc7 14.Bb2 Bg4 15.Bh3 Ne6 (15...Nb5 16.Nc4+=) 0–1. Akopian,Vl (2645) – Vidit,S (2650), World Blitz, 2015. (=1.Nf3 Nf6 2.g3 d5 3.Bg2 g6 4.b4 Bg7 5.Bb2 0–0 6.0–0 c6 7.a3 a5 8.d3 ab4 9.ab4 Ra1 10.Ba1 Na6 11.c3 Re8 12.Nbd2 e5)

13.e4 Nc7 14.Qc2 b5 15.Re1 Nd7 16.Nb3 Nb6 17.Na5 Qd6 18.Bb2 h6 19.Bc1 Na4 20.Be3 Ne6 21.Bd2 Bd7 22.c4 dc4 23.dc4 Nd4 24.Nd4 ed4 25.Qb3 (25.c5 Qe5 26.f4+/–) 25...Nc3 26.Nb7 Qe7 27.Nc5 Be6 28.Bf1 Ra8 (28...g5!?=) 29.e5 Na4 30.Ne6 Qe6 31.Qc2 Nc3 (31...Be5?? 32.Bf4 Nc3 33.Be5+–) 32.Bc3 dc3 33.Qc3 Qe7 34.cb5 cb5 35.Bb5 Rb8 36.Qc4 Be5?? (36...Bf8 37.Qe2+–) 37.Bc6 (better is 37.Qd5 Rd8 38.Qe5 (38.Re5?! Rd5 39.Re7 Rb5+/–) 38...Qe5 39.Re5+–) 37...Qf6+/– (37...Rb4?? 38.Qd5+–) 38.b5 Bd4 39.Re2 Rd8 40.Kg2 Bb6 41.Bd5 Kg7 42.h4 h5 43.Qe4 Rc8 44.Ba2 Rc5 45.Qd3 Rf5 46.f4 Rc5 47.Bc4 Rc8 48.Re5 Rd8 49.Rd5?? (better is 49.Qc2+/–) 49...Qb2–+ 50.Kh3 Bg1 (50...Bg1 51.Qe2 Qe2 52.Be2 Rd5–+) 0–1. Topalov,V (2795) – Caruana,F (2805), 3rd Norway Blitz, 2015. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0–0 5.Bg2 d5 6.0–0 c6 7.d3 a5 8.a3 ab4 9.ab4 Ra1 10.Ba1 Na6 11.c3 Re8 12.Nbd2 e5)

13.e4 Nc7 14.h3 b6 15.Re1 Ba6 16.Bf1 de4 17.de4 Bf1 18.Kf1 b5 19.Qb1 Ne6 20.c4 Nd4 21.c5 Nd7 22.Bd4 ed4 23.Qd3 Qa8 24.Nd4 Rd8 25.N2f3 Ne5 26.Qe2 Nf3 27.Nf3 Qa3 28.Rb1 Qc3 29.Kg1 Re8 30.Qa2 h6 31.e5 Re6 32.h4 Qd3 33.Re1 Qc3 34.Re4 Kh7 35.Qa7 f5 36.Rf4 Re8 37.Qd7 Ra8 38.h5 gh5 39.Rf5 Qb4 40.Rh5 Qc5 41.Ng5 1–0. Spiridonov – Scheeren, Plovdiv, 1983. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 d5 5.Bg2 c6 6.0–0 a5 7.a3 0–0 8.d3 ab4 9.ab4 Ra1 10.Ba1 Na6 11.c3 Re8 12.Nbd2 e5)

13.e4 de4 14.de4 b5 15.Qe2 Nd7 (15...Qe7 16.Rd1=) 16.c4 Nb4 17.cb5 cb5 (17...Nc5 18.Bc3 Nbd3 19.bc6=) 18.Qb5 Nc2 (18...Qe7 19.Bc3 Na6 20.Rc1=) 19.Bb2 ˝–˝. Atterl – Subedei, ChessWorld.net, 2006.

13.e4 de4 14.de4 Qd3 15.Qb1 Qb1 16.Rb1 ˝–˝. Halmeenmaeki – Molander, Finland 1998.

11.c3 Ne8

12.Na3 e5 13.c4 dc4 (13...d4 14.Qd2=) 14.Nc4 (14.dc4 Qe7 15.b5 Qa3 16.ba6 Qa6 17.Ne5 Be5 18.Be5 Qc4=) 14...f6 15.Qb3 (15.Bc3 Be6=) 15...Nec7 16.Na5 (16.Rb1 Be6 17.Qc2 Nb5+=) 16...Be6 17.Qa4 Qa8 18.Ne1 (18.Rc1 Nd5+=) 18...Nd5+= 19.Nc2 Nac7 20.Qa3 (20.Bb2 b6 21.Bd5 Bd5–+ (worse is 21...Nd5 22.Qc6 Bh3 23.Nb7–/+)) 20...Nb5 (20...b6 21.Nc4 Qa3 22.N4a3+=) 21.Qb2+= Rd8 22.Re1 Qa7 23.e3 f5 24.e4 fe4 25.de4+= Nb4 26.Nc6 bc6+= 27.Qb4 Bf8 28.Qb1 Rd2 29.Ne3 Nd4 30.Rf1 Ba2 31.Qe1 Bb4 32.Kh1 Qc5 33.Qc1 Qc1 34.Rc1 Rf2 35.Ng4 Rd2 36.Ne5 Nb3 37.Rf1 Na1 38.Nf3 Nb3 39.Nd2 Nd2 40.Ra1 Bb3 41.e5 c5 42.Ra7 c4 43.Bd5–/+ Kf8 44.Rb7 c3–+ (44...c3 45.Bb3 Nb3 46.Rb4 c2–+) 0–1. Poleschi,Ricardo (2450) – Ardeshir, IECC, 2003.

12.Nbd2 Nd6 13.Qa4 Bd7 14.c4= Ba1 15.Ra1+= dc4 16.dc4 Be6 17.Nd4 Nc7 18.Ne6 Ne6= 19.Qa7 Nc8 20.Qa2+= Qd4 21.e3 Qc3 22.Ne4 Qd3 23.h4 Nb6= 24.Rc1 Ra8+= 25.Qd2 Qd2 26.Nd2= Ra2 27.Nb3 Rb2 28.Na5 Rb4 29.Nb7 c5 30.Bh3 Nc7 31.Nc5 Rc4 (31...Nc4?? 32.Nd3 Ra4 33.Bd7+–) ˝–˝. Campora,D (2530) – Zambrana,O (2425), 1st ch–Iberoamericano GpC, Ayamonte ESP, 2006. (=1.g3 d5 2.Bg2 Nf6 3.Nf3 g6 4.b4 Bg7 5.Bb2 0–0 6.0–0 c6 7.d3 a5 8.a3 ab4 9.ab4 Ra1 10.Ba1)

12.Nbd2 e5 13.Qb1 Nac7 14.c4 d4 15.e3 Ne6 16.ed4 ed4 17.Re1 f5 18.c5 ˝–˝. De Leon,Javier – Lopez,Carlos Manuel (2275), Fuerteventura op, 1992. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0–0 5.Bg2 d5 6.0–0 a5 7.a3 c6 8.d3 ab4 9.ab4 Ra1 10.Ba1)

12.Nbd2 e5 13.e4 Nd6 14.ed5 cd5 15.Qe2 f6 16.Bb2 Bg4 17.h3 Bf5 18.Ra1 Qd7 19.Nh2 d4 20.cd4 ed4 21.g4 Re8 22.Qf3 Be6 23.Ne4 Ne4 24.Qe4 Nb4 25.Qb7 Qb7 26.Bb7 f5 27.Ba6 Na6 28.Ra6 fg4 29.hg4 Bd5 30.Ra4 Bc6 31.Rc4 Bb5 32.Rb4 Bd3 33.Bd4 h5 34.Bg7 Kg7 35.Kg2 Kf6 36.Rd4 Be4 37.f3 Bc6 38.Kg3 Ke5 39.Rd2 Rb8 40.f4 Ke4 41.Re2 Kd3 42.Re6 Be4 43.Nf3 hg4 44.Ne5 Kd4 45.Re7 Bf3 46.Ng4 Rb7 47.Re6 Rb3 48.Kh4 Be4 49.Rd6 Kc5= 50.Rd1 Rd3 51.Rd3 Bd3 52.Ne5 Bf5 53.Kg5 Kd5 54.Ng6 Be4 55.Kf6 Bd3 56.Ne5 Be4 57.Nd7 Bd3 58.Kg5 Ba6 59.f5 Bb5 60.f6 Bd7?? 61.f7+– Ke4 62.Kf6 Kd5 63.f8Q Bc6 (63...Bb5+–) 1–0. Crafty 19.01 – Fritz 5.32, 2004.

12.Nbd2= Bg4 13.h3 Bf3 (13...Be6 14.Nb3=) 14.Nf3 Nd6 15.Re1 (15.Qc2 Qb6=) 15...Qb6 (15...Qd7 16.e4=) 16.e4 de4 17.de4 Rd8 18.Qe2 Nb5 (18...Nc7 19.e5 Nf5 20.g4+=) 19.e5 Nbc7 (19...c5 20.Bf1 Nbc7 21.b5+/–) 20.Rd1+= Ne6 21.Rd8 Qd8 22.Ne1 Qb8 23.Nd3 Qa7 24.Qa2 Qb6 25.Bb2 Qc7 26.c4 Qd8 27.Qa3 Nd4 28.Kh2 Nc7+= 29.Qa7 Nde6 30.Qe3 Qa8 31.Nc5 Qa2 32.Qb3 Qb1 33.Bc3 Qf5 34.Qb2 Nc5= 35.bc5 Qc8 36.Ba5 Na6 37.Qd4 e6 38.Bb6 Bf8 39.f4 Be7 40.g4 Nb8 41.Qa1 Na6 42.Qd4= g5 43.fg5 Bg5 44.Kg3 Be7 45.h4 h6 46.Be4 Qb8 47.Kh3 Bf8 48.g5 hg5 49.hg5 Bg7 50.g6 Qe8 51.gf7 Qf7 52.Qd8 Qf8 53.Qh4 Qf1 54.Kg4 Qd1 55.Kg5 Qg1 56.Kh5 Qd1 57.Kg6 Qd7 58.Qh2 Bh8 59.Kg5 Qg7 60.Bg6 Qe5 61.Qe5 Be5 62.Be8 Kf8 63.Bd7 Ke7 64.Bc8 Nb4 65.Kg4 Na2 66.Kf3 Nc3 67.Ke3 Na4 68.Kd3 Nb2+= 69.Ke4 Bh2 70.Kd4 Na4+= 71.Bb7 Kd7 72.Kd3 Bg1 73.Kc2 Bc5 74.Ba5 Bd6 75.Ba8 Bf4 76.Kb3+= Nc5 77.Kc3 Be5 78.Kc2+= Bf6 79.Bb6 Ne4 80.Kd3 Ng5 81.c5 Nf7 82.Bb7 Bd8 83.Ba6= Bc7 84.Kd4 Bb8 85.Ba5 Ng5 86.Be2 e5 87.Kc4 Ke7 88.Bd2 Ne6 89.Be3 e4 90.Bg4 Kf6 91.Bh3 Ke5 92.Bc1 Ba7?? 93.Bb2+– Kf4 94.Be6 e3 95.Bd7 e2 96.Bc3 Ke3? 97.Be1 Ke4 98.Bc6 Ke5 99.Bf3 Kf4 100.Be2 Ke3 101.Bf1 Kf4 102.c6 Bb6 103.Kb5 (103.Kb5 Bc7 104.Ba5+–) 1–0. Smyslov,Vassily (2510) – Cramling,Pia (2545), London, 1996.

10.Ba1 Qb6

11.c3= Re8 12.Nbd2 e5 13.e4 h6 (13...Be6 14.ed5 Nd5 15.Qe2=) 14.Qb1 (14.Re1 Nbd7=) 14...Be6 (14...Na6 15.Re1=) 15.c4 (15.ed5 Bd5 16.c4 Bf3 17.Nf3 Nfd7+=) 15...de4 (15...Nfd7 16.c5 Qb5 17.d4=) 16.de4 Nfd7 17.Bc3 f6 (17...Rd8 18.Rd1=) 18.Nh4 (18.h4 Rd8=) 18...Nf8 (18...Kh7 19.Rd1=) 19.c5 Qc7 (19...Qa6!?=) 20.f4+= Bf7 21.Rf2 (21.fe5 fe5 22.Qe1 Nfd7=) 21...Nbd7= 22.Bf1 b6 23.cb6 Nb6 24.f5 g5 25.Ng2 g4 26.Nb3 Nh7 27.Ne3 h5 28.h4 gh3= 29.Nc5 Ng5 30.Bd2 Rd8 31.Qc2 Bh6 32.Bc1 Rd4 33.Kh2 Nc8 34.Bb2= Rd8 35.Nc4 Nd6 36.Na5 Nb5 37.Ne6+= Be6 38.fe6 Nd4 39.Bd4+/– Rd4 40.Nc6 Ne4?? 41.Nd4 Qc2 42.Rc2 ed4 43.Rc8 (43.Rc8 Kg7 44.e7+–) 1–0. Lupu,S – Hayoun,L, Val, 1990. (=1.Nf3 Nf6 2.g3 d5 3.Bg2 g6 4.b4 Bg7 5.Bb2 c6 6.0–0 0–0 7.d3 a5 8.a3 ab4 9.ab4 Ra1 10.Ba1)

11.c3 Re8 12.Nbd2 Bg4 13.h3 Bf3 14.Bf3 (14.Nf3 Na6=) 14...Nbd7 (14...Bh6 15.Bg2=) 15.Qa4 h5 (15...Bh6!? 16.Nb3 Qc7=) 16.c4+= dc4 (16...Qc7 17.Qa7+=) 17.Nc4+/– Qc7 18.b5 c5? (better is 18...Nd5+/–) 19.Qa7+– Rb8 20.b6 Qc8 21.Na5 Qd8 (21...c4 22.Bb7 (22.Nb7?! c3+/–) 22...Rb7 23.Qb7 Qb7 24.Nb7 cd3 25.ed3 Nb6 26.Rb1+–) 22.Rb1 Ne8 (22...Ra8 23.Bb7 Ra7 24.ba7 Qa5 25.a8Q Qa8 26.Ba8 Nh7+–) 23.Bb7 (23.Bb7 Nd6 24.Nc6+–) 1–0. Mejic – Sofrevski, Skopje, 1962.

11.c3 Bf5 12.Nbd2 Nbd7 (12...Na6 13.Qa4+=) 13.Qc2 (13.Qa4 Qd8=) 13...Ra8 14.e4 (14.c4!?=) 14...de4 15.de4 Be6 16.Nd4 Ra2 (16...Ng4 17.Bb2 Bd4 18.cd4 Qb4 19.Ra1 Ra1 20.Ba1–/+) 17.Bb2+= Nf8 18.Ne6 Ne6 19.Nc4 Qa6 20.Na5 b5 (20...Qb5!?=) 21.Qb3 Ra4 22.e5 Nd7 23.Nc6 Ne5 (23...Be5? 24.Re1+–) 24.Ne7 Kf8 25.Nd5 Nc4 26.Bc1 Ra1 27.Qc2 Qa7 (27...Ra2 28.Qd1 Ra1 29.Nf4 Bc3 30.Ne6 Qe6 31.Bh6 Ke7 32.Qf3 Rf1 33.Bf1+=) 28.Nf4 Nf4 29.Bf4 Rf1 30.Bf1 Qa1 31.Qd3 Bc3 32.Bh6 Ke7 33.Qe4 Be5? 34.Qb7+– Kf6 35.Qb5 Nd6 36.Qe2 Qb1?? 37.Bd2 Ne4 38.b5 Nd2 39.Qd2 Kg7 40.Qe3 Qc2?? 41.Qe2 ˝–˝. Basting,Steffen (1900) – Fjodorow,Peter (2150), GER–chT U20 Hamburg, 2001. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 d5 5.Bg2 0–0 6.0–0 a5 7.a3 c6 8.d3 ab4 9.ab4 Ra1 10.Ba1 Qb6)

11.Bc3 Na6 12.Qd2 Bg4 13.Ne5 (13.Qf4 Bf3 14.Bf3 Nc7+=) 13...d4+= 14.Ba1 Qb4 15.Qb4 (15.e3 de3 16.fe3 Bf5+=) 15...Nb4–/+ 16.Bd4 Be2 17.Re1? (better is 17.Rc1–/+) 17...Nc2–+ 18.Re2 Nd4 19.Rb2 Nb5 20.Nd2 (20.Bc6 bc6 21.Nc6 Nd6 22.Ne7 Kh8–+) 20...Rd8 21.Ndc4 Nd7 22.Re2 Ne5 23.Ne5 Kf8 24.f4 Be5 25.fe5 Rd3 26.e6 Nd4 27.Re4 f5 28.Rh4 Kg7 29.g4 b5 30.gf5 gf5 31.Kf2 c5 32.Bf1 Rc3 33.Rf4 b4 34.Ke1 b3 (34...b3 35.Rf2 Rc1 36.Kd2 Rc2 37.Ke3 b2 38.Rc2 Nc2 39.Kd2 b1Q–+) 0–1. gbsrao (2295) – uvarnov (2000), net–chess.com, 2007.

11.Bc3 Nbd7 12.Nbd2 Ng4 13.Qb1 e5 14.d4 e4 15.Ne5 Nde5 16.de5 Ne5 17.Nb3 Bg4 18.e3 Nf3 19.Kh1 Bc3 20.h3 Be6 21.Nd4 Bd4 22.ed4 Nd2 0–1. kubak – cmr3, kurnik, 2012.

11.Qd2 Na6 12.c3 Bg4 13.Na3 Re8 14.Ne5 Bf5 15.Rb1 Nc7 16.c4 Qa7 17.Bb2 Ng4 (17...Qa4!?=) 18.Ng4+/– Bg4 19.Bg7 Kg7 20.Ra1 Qd4 21.Rb1 (21.Nc2!? Qf6 22.Ra7+/–) 21...Ra8= 22.Nc2 Ra2 23.h3 Bd7 24.e3 Qe5 25.f4 Qf6 26.e4 e5 27.Qc3 ef4 28.e5 Qe6 29.gf4 Kg8 30.Ne3 dc4 31.dc4+= Qe7 32.Rd1 Be6 33.Qd4 Ne8 34.Qd8 Qd8 35.Rd8+/– Kf8 36.Ng4 Ke7 37.Rb8 Ra7 38.c5 h5 39.Nf2 Nc7+= 40.Ne4 Na6 41.Rh8 Nb4 42.Nf6 Bd7 43.Be4 Nd5 44.Nd7 Kd7+= 45.f5 gf5 46.Bf5 Ke7 47.Rh5 Nf4 48.Rh8+= Ne6 49.h4 Nf8 50.h5= Ra5 51.Bc8 Rc5 52.Bb7 Rc4 53.Kf2 Nd7+= 54.h6 ˝–˝. Gerber,Richard – Sauvin,Jacques, 1993.

11.Qd2 Na6 12.Bc3 Rd8 13.e3 (13.Na3 c5 14.b5+=) 13...Ne4?? (better is 13...Bg4+=) 14.de4+– de4 (better is 14...Bc3 15.Qc3 de4+–) 15.Bd4?? (better is 15.Nd4 Rd7 16.Qe1+– (16.Be4?! e5=)) 15...Bd4= 16.Nd4 e5 17.c3 ed4 18.ed4 Re8 (18...f5!?=) 19.Re1+/– Bf5 20.Na3 Qd8 21.Qf4 Qd5 (21...Nc7 22.h3= (22.Be4? Nd5 23.Qd2 Be4–+)) 22.g4 Be6 (22...Bd7 23.Bf1 b5 24.Nb1+=) 23.Nb1 (23.Qe4 Qb3 24.b5 cb5+=; 23.Be4?! Qb3 24.Nb1 Bg4 25.Qg4 f5+=) 23...f5 24.gf5 gf5 25.f3 Re7? (better is 25...ef3 26.Qg3 Kh8 27.Bf3 Qd7=) 26.fe4+/– fe4 27.Qe4 (better is 27.Nd2!? Rf7 28.Qh6+/–) 27...Qe4+= 28.Re4 Nc7 29.Re3 Rf7 30.Nd2 Bd5 31.Ne4 Ne6 32.Nd6 Rg7 33.Rg3 Nf4 34.Bd5 Nd5 35.Nb7 (35.Ne4!?+=) 35...Nc3 36.Kf2?? (better is 36.Rg7 Kg7 37.Na5 Ne2 38.Kf2 Nd4 39.Kg3=) 36…Ne4–+ (36...Ne4 37.Kf3 Ng3–+) 0–1. Kivipelto,Kaj Erik (2235) – Peurala,Jussi, FIN–chT1, 2003. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 d5 5.Bg2 c6 6.0–0 0–0 7.d3 a5 8.a3 ab4 9.ab4 Ra1 10.Ba1 Qb6)

11.Be5 Nbd7 12.Bd4 (12.Bc3!?+=) 12...Qb4–/+ 13.c3 Qa5 14.Nbd2 Re8 (14...c5 15.Bf6 Bf6 16.c4–/+) 15.Nb3 Qc7 16.Qc2 e5 (16...c5 17.Be3–/+) 17.Be3 Ng4 18.Ba7 (better is 18.Bd2!?–/+) 18...b6–+ 19.Ra1 f5 (19...Bb7 20.Ra4 Ngf6 21.d4–+) 20.h3–/+ Ngf6 21.c4 d4 22.c5 b5 23.Nbd2 Nd5 24.Qb3 Bh6 25.Ne4 fe4–+ 26.de4 N7f6 27.ed5 Nd5 28.Bb6 Qb8 29.Qa2 Be6 30.Qa7 Qa7 31.Ra7 Bf7 32.h4 Nc3 33.Ng5 Bg5 34.hg5 e4 35.Rc7 Bd5 36.Bf1 d3! 37.ed3 ed3 38.Bd3 Re1 (38...Re1 39.Bf1 Ne2 40.Kh2 Rf1 41.Rc8 Kf7 42.Rc7 Ke6 43.Kh3 Bf3 44.Rc6 Kd5 45.Rd6 Kc4 46.Rd4 Kd4 47.c6 Kd5 48.c7 Rh1#) 0–1. Helstone,J – Stange,W, HZ Open, Vlissingen NED, 2000.

11.c3 Nbd7

12.Nbd2 Ne8 13.Qb3 Nd6 14.c4 dc4 15.Nc4 Qc7 16.Bg7 Kg7 17.Rc1 Nf6 18.Qb2 Be6 19.Na5 Qb6 20.Ng5 Kg8 21.Ne6 fe6 22.Bh3 Nf5 23.Nc4 Qd8 24.Ne5 Qd4 25.Qd4 Nd4 26.Rc4 Rd8 27.e3 Nf5 28.Rc5 Ra8 29.Ra5 Ra5 30.ba5 Kf8 31.g4 Ng7 32.g5 Nd5 33.Nd7 Kf7 34.Kf1 Ne8 (34...Nf5 35.Nc5 b6 36.ab6 Nb6 37.Bg2+–) 35.Ne5 (35.Nc5!? Nd6 36.Be6 Ke8 37.Bd5 cd5 38.Nb7 Nb5+–) 35...Kg7 36.Be6 Ndc7 37.Bb3 Nd6 38.Ke2 Na6 39.Nd7 h6 40.h4 hg5 41.hg5 Nb4 42.Nc5 e5 43.Kd2 (43.f3 Nd5+–) 43...Nd5 (43...Na6 44.Ne6 Kf7+–) 44.Bd5 cd5 45.Nb7! (45.Nb7 Nb5 46.Nd8+–) 1–0. Wilhelmi,Christian (2355) – Fuhrmann,Daniel (2265), DLM U20 Schoeneck, 1996. (=1.Nf3 Nf6 2.g3 g6 3.Bg2 Bg7 4.0–0 d5 5.b4 0–0 6.Bb2 c6 7.d3 a5 8.a3 ab4 9.ab4 Ra1 10.Ba1 Qb6 11.c3 Nbd7)

12.Nbd2 Re8 13.Qb3 Nf8 14.c4 dc4 15.Nc4 Qb5 16.Qa3 Nd5 (better is 16...Ne6!?=) 17.Bg7+/– Kg7 18.Rb1 Ne6 19.Kf1 Ndc7 20.Qa5 Qa5 21.ba5 f6 22.Nfd2 Nd4 23.Nb3 Nb3 24.Rb3 Rd8 25.Ke1 Na6 26.Nb6 Be6 27.Rb2 Nc5 28.Kd2 Kf7 29.Kc3+= Na6 30.Na4 Rd7 31.d4 f5 32.e3 Bd5? 33.Bf1+– Bf3 34.Ba6 ba6 35.Rb6 Be2 36.Nc5 Rd5 37.Rc6 e5? 38.Rc7 Kf6 39.Rh7 ed4 40.ed4 Rd8 41.f4 Bb5 42.Rb7 Rc8 43.Rb6 Kg7 44.Kb4 Rd8 45.Na6 Ba6 46.Ra6 Rd4 47.Kb5 Rd2 48.Rc6 Rh2 49.Rc4 1–0. Soppe,Guillermo (2455) – Escandell (2275), Villa Martelli, 1995.

12.Nbd2 e5

13.Qc2 Re8 14.e3 e4 15.de4 Ne4 16.Ne4 Re4 17.Nd2 Re8 18.c4 Ba1 19.Ra1 d4 20.ed4 Qd4 21.Nb3 Qe5 22.Qd2 Nf6 23.Qd4 Bg4 24.Qe5 Re5 25.Rc1 Re7 26.Na5 Rc7 27.c5 Be6 28.Rb1 Nd5 29.Bd5 Bd5 (worse is 29...cd5 30.b5 Bc8 31.Rc1+=) 30.Re1 Kf8 31.Re3 Rc8 32.Rd3 Re8 33.f3 Re1 34.Kf2 Rb1 35.Rd4 Rb2 36.Ke3 Rh2 37.Nb7 Rb2 38.Na5 h5 39.f4 f6 40.Kd3 Kf7 41.Kc3 Ra2 42.Rd3 Ke6 43.Nc4 Ra1 44.Ne3 Ra3 45.Kd4 Rd3 46.Kd3 g5 47.Kd4 gf4 (47...Bb3 48.Ng2+=) 48.gf4= (48.Nd5 cd5 49.gf4 h4–+) 48...Bf3 49.f5 Ke7 50.Nf1 Bg2 51.Nh2 Kd7 52.Ke3 Kc7 53.Nf3 Kb7 54.Nd4 h4 55.Kf2 Be4 56.Kg1 h3 57.Kh2 Bg2 58.Ne6 Be4 59.Nd4 Bg2 60.Kg3 Ka6 61.Kh2 ˝–˝. Sigurjonsson,G – Grunfeld,Yehuda, Lone Pine, 1981. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 d5 5.Bg2 c6 6.0–0 0–0 7.d3 a5 8.a3 ab4 9.ab4 Ra1 10.Ba1 Qb6 11.c3 Nbd7 12.Nbd2 e5)

13.Qc2 Re8 14.e4 de4 15.de4 Qc7 16.Nc4 Re7 17.Rd1 Ne8 18.Qd2 Nf8 19.Qd8 ˝–˝. Tiggelman,Rene (2165) – Marconi,Ralph (2130), IECG, 2000. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0–0 5.Bg2 c6 6.0–0 a5 7.a3 ab4 8.ab4 Ra1 9.Ba1 d5 10.d3)

13.e4 de4 14.de4 Qb5 (14...Rd8 15.Qe2=) 15.Re1 c5 16.Bf1 Qc6 17.b5 (17.Nc4 A) 17...Ne4? 18.b5 Nf2 19.bc6 Nd1 20.cd7 (20.Rd1?! bc6 21.Rd6 h6+/–) 20...Bd7 21.Nfe5+– (21.Rd1?! Bg4+/–); B) 17...Re8+=) 17...Qc7 18.Nc4 b6 (18...Rd8 19.Qa4=) 19.Qd6+= Ne8 (19...Qb7 20.Qc6 (20.Nfe5?! Ne4 21.Qd3 Ne5 22.Ne5 Be5 23.Qe4 Qe4 24.Re4 Bg7=) 20...Qb8 21.Nd6+=) 20.Qc7 (20.Qc6!? Bb7 21.Qc7 Nc7 22.Nd6+/–) 20...Nc7+= 21.Nd6 Nb8 22.Nc8 Rc8 23.Rd1 Kf8 24.Rd6 Na8 25.Nd2 Ke7 26.Nc4 Rd8 27.Rd5 f6 28.f4 (28.Bb2!?=) 28...ef4 29.gf4 Bh6 30.f5 gf5 (30...Nd7 31.Rd3 Bg5 32.Rh3=) 31.Rf5 Bg5 32.h4 Bh4 33.Rh5 Rg8 34.Kh1+/– Bf2 35.Rh7 Kd8 36.Rb7 Nd7 37.Bh3 Rg1 38.Kh2 Ra1?? 39.Rd7+– Ke8 40.Nd6 Kf8 41.Be6 Rd1 42.Bd5 Rd3 43.Rf7 (43.Rf7 Kg8 44.Ra7 (44.Ba8?! Bg3 45.Kg2 Rd6=) 44...Kf8 45.Nf5+– (45.Ba8?! Bg3 46.Kg2 Bd6=; 45.Ra8 Ke7 46.Nc8 Kd8 47.Nb6 Kc7+–); 43.Ba8?! Bg3 44.Kg2 Rd6=) 1–0. Fluvia Poyatos,J (2220) – Hernandez Lopez,D (2035), ESP–ch U18 Formigal, 2002. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0–0 5.Bg2 d5 6.0–0 c6 7.d3 a5 8.a3 ab4 9.ab4 Ra1 10.Ba1 Qb6 11.c3 Nbd7)

13.e4 Re8 14.Qa4 Qc7 15.Bb2 (15.c4 de4 16.de4 c5=) 15...b5+= 16.Qc2 de4 17.de4 (17.Ne4 Ne4 18.de4=) 17...Nb6 (17...c5!?+=) 18.c4+= bc4 (18...Na4 19.Ba1 Ba6 20.Rd1+=) 19.Nc4 Nc4 20.Qc4 Qd6 21.Ng5 Re7 22.f4 Ng4+= 23.Nf7 Rf7 24.Qf7 Kf7 25.fe5 Ke8 26.ed6 Bb2 27.Rd1 Be5 28.Bf3 Nf6 29.Kf2 Be6 30.Ke3 Kd7 31.Be2 Ne8 32.b5 c5 33.b6 Bd4 34.Rd4= cd4 35.Kd4 Nd6 36.Ke5 Ke7 37.Ba6 Nf7–/+ 38.Kd4 Kd6 39.b7 Kc7 40.Bc4 Bc4–+ 41.Kc4 Kb7 42.Kd5 Kc7 43.Ke6 Ng5 44.Kf6 Ne4 45.Kg7 g5 46.Kh7 g4 47.Kg6 Kd6 48.Kf5 Nf2 49.Kf4 Kd5 0–1. Kern,G – Forchert, NRW, 1988.

13.e4 Re8 14.Qb3 Qc7 15.Bb2 (15.ed5 cd5 16.c4 e4 17.de4 dc4 18.Qc4 Qc4 19.Nc4 Ne4+= (19...Re4? 20.Nd6+–)) 15...b5 16.ed5 cd5 (worse is 16...Nd5 17.c4 bc4 18.dc4+=) 17.c4 Bb7 (17...e4 18.Nd4 bc4 19.dc4=) 18.c5= Bh6 19.Bc1 (19.Qc2 d4=) 19...d4 20.Ne4 Bd5 21.Qc2 Bc1 22.Rc1 Ne4 23.de4 Bc6 24.Ra1 ˝–˝. Soppe,Guillermo (2445) – Morovic Fernandez,Ivan (2575), Santiago zt, 1995. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0–0 5.Bg2 c6 6.0–0 a5 7.a3 d5 8.d3 ab4 9.ab4 Ra1 10.Ba1 Qb6 11.c3 Nbd7 12.Nbd2 e5)

13.e4 Re8 14.Qc2 Bf8 15.Rb1 Ng4 16.d4 de4 17.Ne4 (worse is 17.Qe4 Ndf6 18.Qe2 ed4–/+) 17...ed4 18.Nd4 Ndf6 19.Nf6 Nf6 20.c4 Bb4 21.Qb2 Bc5 22.Qb6 Bb6 23.Nc6 Bf5 24.Rc1 (24.Rb6 Re1 25.Bf1 Bh3 26.Ne7 Kf8 27.Ng6 hg6 28.Rb1 Rb1 29.Bf6 Rf1) 24...Ne4 25.Nd4 Bc5 26.Re1 Bb4 27.Rd1 Nc3? (better is 27...Bd7+=) 28.Bc3+– Bc3 29.Nf5 gf5 30.Bb7 Re1 31.Re1 Be1 32.c5 Ba5 33.f4 Kg7 34.Kf2 Kf6 35.Ke3 Bc7 36.Kd4 Ke7 37.Bc8 h6 38.Bf5 Kd8 39.Kd5 Ba5 40.c6 Bc7 41.Bd7 Ke7 42.Kc4 Kf6 43.g4 (better is 43.Kb5!? Ke7+–) 43...Bb8 44.h4 Kg7 (44...Bf4 45.Kb5+–) 45.Kd5 (45.f5 Kf6+–) 45...f6? (45...Bf4 46.Kc5 Bc7+–) 46.Ke6 Bc7 47.Be8 1–0. Michalek,Christoph (2195) – Boehnke,Martin, Ruhrgebiet VL1, 1999. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 d5 5.Bg2 0–0 6.0–0 c6 7.d3 a5 8.a3 ab4 9.ab4 Ra1 10.Ba1 Qb6 11.c3 Nbd7 12.Nbd2 e5)

11.c3 Bg4

12.Na3 Nbd7 13.Bb2 Ra8 14.Qd2 e5 15.Ra1 c5 16.b5 e4 17.Ne1 Re8 18.c4 ed3 19.ed3 Re2 20.Qc1 Rb2 21.Qb2 Ne8 22.Qc1 Ba1 23.Qa1 d4 24.Nac2 Nd6 25.Nf3 Bf5 26.Nce1 Kg7 27.Kf1 Qd8 28.Qa3 Qe7 29.Qa8 h6 30.Qa5 b6 31.Qa8 g5 32.Qa7 Qd8 33.Qa3 Qf6 34.Qa7 ˝–˝. Poleschi,Ricardo D – Barr,Epstein, UECC–Zonal Cup Final, 2000. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0–0 5.Bg2 d5 6.0–0 c6 7.d3 a5 8.a3 ab4 9.ab4 Ra1 10.Ba1 Qb6 11.c3 Bg4)

12.Nbd2 Nfd7 13.Qb3 Na6 14.Bb2 Ra8 15.Ra1 Nc7 16.Ra8 Na8 17.h3 Bf3 18.Bf3 Nc7 19.e4 de4 20.de4 Nb5 21.Be2 Qc7 22.Kg2 Qd6 23.Qc2 Nb6 24.Nf3 Qe6 25.Nd4 Nd4 26.cd4 Qa2 27.Bd1 Qc4 28.Qd2 Qe6 29.Qd3 Qc4 30.Qc3 e6 31.Bb3 Qe2 32.Bc2 Nc4 33.Bc1 Nd6 34.e5 Nb5 35.Qa1 h5 36.Bb1 Qc4 37.Be3 Qb4 38.Qa8 Kh7 39.Bd3 Nd4 40.Qe8 Nf5 41.Bf5 ef5 42.Qf7 Qe4 43.Kh2 Qe5 44.Qb7 h4 45.Qc6 hg3 46.Kg2 f4 47.Ba7 Qa1 48.Qb7 Qe5 49.fg3 fg3 50.Bb8 ˝–˝. Popovic,Petar (2490) – Banas,Jan (2365), Tirnavia–A Trnava, 1980. (=1.g3 g6 2.Bg2 Bg7 3.Nf3 Nf6 4.0–0 0–0 5.a3 d5 6.b4 c6 7.Bb2 a5 8.d3 ab4 9.ab4 Ra1 10.Ba1)

12.Nbd2 Nfd7 13.h3 Bf3 14.Bf3 Na6 15.Qc2 (15.e4 Nc7=) 15...e6 (15...Ra8 16.Bb2=) 16.e3 (16.Bb2 Nc7+=) 16...Ra8= 17.Bb2 c5 18.d4 cb4 19.c4 Nc7 20.Qb3 Nf6 (20...Bf8 21.Rd1=) 21.Rb1 Bf8 22.Bc3 dc4 23.Nc4+= Qb5 24.Bb4 Bb4 25.Qb4 Qb4 26.Rb4 Ra1 27.Kg2 b5 28.Ne5 Ra2 29.Rb3 Rc2 30.g4 Nfd5 31.Be4 Ra2 32.Bb1 Ra7 33.h4 h6 34.Kg3 Rb7 35.e4+/– Ne7 36.g5 hg5+= 37.hg5 Kg7? 38.Rf3+– Ne8 39.Rf7 Kg8 40.Rf4 b4+/– 41.Ng4 Kg7 42.Nf6 Nd6+= 43.Rh4 b3 44.Rh7 Kf8 45.Rh8 Kf7 46.d5 ed5 47.ed5 Nef5 48.Kg2 b2 49.Rh7 Kf8 50.Rb7 Nb7 51.Nd7 Kg7 52.Ne5 Nbd6 53.Kf1 Ne7= 54.Ke2 Nd5 55.Kd2 Nf4 56.Kc3 Nf7 57.Nf7 Kf7 ˝–˝. Narciso Dublan,M (2540) – Pedersen,Jan (2335), Open, Andorra AND, 2001.

12.Ne5 Be6 13.e3 Nbd7 14.Nd7 Nd7 15.d4 Ra8 16.Nd2 Ra2 17.Nb3 Qb5 18.Re1 Bf5 19.Bf1 Qa4 20.Nc5 Nc5 21.bc5 Bc2 22.Qc1 Be4 23.Bg2 Bd3 24.Bf1 Bf1 25.Rf1 e5 26.c4 Rc2 27.Qb1= Qc4 28.de5 Bf8 29.Bd4 Bc5 ˝–˝. Kivipelto,KE (2215) – Glauser,H (2170), 11th European Senior Team, Velden AUT, 2009.

12.Ne5 Bf5 13.Qb3 =+.

12.Ne5 Bh5 13.h3 Ne8 14.Nf3 f5 15.Ng5 Nc7=+ 16.Na3 Nd7 17.Bf3 Bf3 18.Nf3 Ra8 19.Nc2 Ra2 20.Ne3 Nb5 21.d4 Nd6 22.Ng5 Bh6 23.h4 Bg5 24.hg5 Ne4 25.f4 Ng3–+ 26.Rf2 Qa7 27.Nc2 Rc2! (28.Qc2 Qa1 29.Kg2 Ne4–+) 0–1. Briceno,Jose A (1700) – Lane,Michael (1965), ETC, 2005.

12.Nbd2 Nbd7

13.Qa4 c5 14.Rb1 Qc7 15.bc5 Nc5 16.Qa2 e5 17.h3 Bf3 18.Nf3 e4 19.Nd4 ed3 20.ed3 Nd3 21.Bd5 Nd5 22.Qd5 Nc5 23.Rb5 Qb6?? 24.Rb6+– (24.Rb6 Rc8 25.Nb3 Nb3 26.Rb7+–; 24.Rc5?! Qb1 25.Kg2 b6+=; 24.Qc5 Qc5 25.Rc5 Ra8+–) 1–0. Bell,Brian – Medveski,Mike, IECG, 1999. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0–0 5.Bg2 c6 6.0–0 d5 7.d3 a5 8.a3 ab4 9.ab4 Ra1 10.Ba1)

13.Qa4 Qc7 14.c4 Nb6 15.Qc2 (15.Qb3 Ra8 16.h3 (16.Bd4 Nbd7 17.h3 Bf3 18.Nf3 e5 19.Ra1 Ra1 20.Ba1 b5 21.Qc2 bc4=) 16...Be6 17.c5 Nc8 18.g4 h6 19.Be5 Qd7 20.d4 b5 21.e3 Ne4=) 15...Ra8 (15...dc4 16.dc4 (16.Be5 cd3 17.Bc7 dc2 18.Bb6 Nd5 19.Bd4 Nb4 20.Bg7 Kg7 21.h3 Bf3–/+) 16...Rd8 17.h3 Bd7 18.Bd4 Be6 19.Rd1 Nbd7 20.Ng5 Nf8 21.Qc3 h6+=) 16.h3 (16.Be5 Qd7 17.c5 Nc8 18.Ra1 Ra1 19.Ba1 Bh3 20.Ne5 Qe6 21.Bh3 Qh3=) 16...Bf3 17.Nf3 Ne8 (17...e6 18.Be5 Qe7 19.c5 Nbd7 20.Bd6 Qd8 21.e3 Ne8=) 18.Bg7 Ng7 19.e4 (19.Rc1 Ne6 20.c5 Nd7 21.d4 Nf6+=) 19...dc4 (19...de4 20.de4 c5 21.bc5 Qc5=) 20.dc4 c5 21.Rb1 (21.bc5 Qc5=) 21...Ne6 22.h4 Ra3 23.Rb3 (23.e5!?=) 23...Rb3+= 24.Qb3 cb4 25.Qb4 Nc4 26.Bh3 Nd8 27.Nd4 Ne5 28.Nb5 Qc4 (better is 28...Qc1 29.Bf1 Nf3 30.Kg2 Nc6–/+) 29.Qa5?? (better is 29.Qe7 Ndc6 30.Qb7 Qe4 31.Qa8 Kg7 32.Qa1=) 29...Ndc6–+ 30.Qb6 Nf3 31.Kg2 Nce5 (31...Nce5 32.Qb7 Kg7–+; worse is 31...Qe4 32.Nc3 Nh4 33.Kh2–+) 0–1. Arnaudov,P (2000) – Popescu,Fl (2180), Vivacom Open, 2015. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 c6 5.Bg2 0–0 6.0–0 a5 7.a3 d5 8.d3 ab4 9.ab4 Ra1 10.Ba1 Qb6 11.c3 Bg4 12.Nbd2 Nbd7)

13.Qa4 Qc7 14.c4 dc4 15.dc4 (worse is 15.Nc4 b5 16.Qa5 Qb7–+) 15...c5 (15...Rd8 16.Rd1=) 16.h3 Bf3 17.Bf3 (17.Nf3 e6+=) 17...cb4 (17...Rd8 18.Nb3=) 18.Qb4+= Nc5 19.Bd4 (19.Nb3 Nfe4+=) 19...Nfd7 20.e3 (20.Bg7 Kg7 21.Rd1 Ra8=) 20...b6 (20...Rd8 21.Rb1=) 21.Rb1 Rc8 22.h4 h5 23.Qb5 Qd6 24.Rd1 Bd4+= 25.ed4 Qd4+= 26.Ne4? Nd3–+ 27.Qd5 N7e5 28.Ng5?? Qf2–+ 29.Kh1 e6 30.Qb7 Rf8 31.Qe4 Qg3 32.Rd3 Nd3 33.Qd3 Qh4 (33...Qh4 34.Kg1 Qg5 35.Kf1 Rd8–+) 0–1. Poley,Vladimir – Begun,Sergei M, Ch Belarus, 1994. (=1.Nf3 d5 2.g3 Nf6 3.Bg2 g6 4.b4 Bg7 5.Bb2 0–0 6.d3 c6 7.0–0 a5 8.a3 ab4 9.ab4 Ra1 10.Ba1)

13.Qa4 Qc7 14.c4 e5 15.h3 Bf3 16.Bf3 Bh6 17.Qc2 d4 18.Nb3 b6 19.Bb2 Ne8 20.Ra1 f5 21.c5 b5 22.Bc1 Bc1 23.Qc1 Nef6 24.Qc2 Re8 25.Qa2 Kh8 26.Qa7 Qc8 27.Qa6 e4 28.Qc8+/– Rc8 29.Bg2 Rd8 30.de4 fe4 31.Nd4 Nc5 32.Nc6 Rd6 33.Ne5 Re6 34.Nf7 Kg7 35.Ng5 Re5? 36.f4 ef3 37.Nf3 Nb3 38.Ra7 (38.Ra7 Re7 39.Re7 Kf8 40.Re5+–; 38.Ne5?! Na1 39.Nc6 Nc2+–) 1–0. Azem,Samir – Baeumer,Lars, NRW–ch U17 Telgte, 1989. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0–0 5.Bg2 d5 6.0–0 c6 7.d3 a5 8.a3 ab4 9.ab4 Ra1 10.Ba1)

13.Qa4 e5 14.c4 Re8 15.h3 Bf3 16.Bf3 Qc7 17.Bg2 Bh6 18.Nb3 Nb6 19.Qa5 Nfd7 20.Nc5 Ra8 21.Nd7 Ra5 22.Nf6 Kf8 23.ba5 Nd7 24.Nd7 Qd7 25.cd5 cd5 26.Be5 Bd2 27.Ra1 Qb5 28.Bf6 Ba5 29.e4 Qb6 30.e5 Qc5 31.d4 Qc3 32.Ra4 h6 33.Kh2 Kg8 34.h4 g5 ˝–˝. Bendig,Frank – Efendiyev,Enver, IECG, 2001.

13.Qa4 e5 14.e4 Bh6 (14...h6 15.Bb2=) 15.ed5 (15.Re1 Rc8=) 15...cd5+= 16.Re1 Bf5 17.Qc2 (17.Qd1 Re8 18.Nb3 Qc7=) 17...Ng4–/+ 18.Nf1 (18.Rf1!?–/+) 18...Bd3! 19.Qb2 Bg7 20.h3–/+ Ngf6 21.Ne3 e4 22.Nd4 Ne5 23.c4 Nc4 24.Qc3 Ne3 25.fe3 Nd7 26.Qd2 Ne5 27.b5 Nc4 28.Qf2 Ra8 29.Bc3 Qf6 (29...Qf6 30.Qf6 Bf6–+; 29...Ra3 30.Bb4 Ra4 31.Bc3–+) 0–1. Toran Albero,Roman – Marovic,Drazen, Malaga, 1968.

13.Qa4 e5 14.h3 Bf3 15.Bf3 Bh6 16.Qc2 Ra8 17.e3 Bf8 18.Bb2 Be7 19.Rb1 Qc7 20.c4 Bb4 21.cd5 Nd5 22.Bd5 Bd2 23.Bb3 Ba5 24.d4 Re8 25.h4 ed4 26.Bd4 Ne5 27.Qe4 Qe7 28.h5 Bc7 29.Ba2 Bd6 30.Kg2 gh5 31.Qf5 c5 32.Bc3 c4 33.Qe4 Ng4 34.Qc4 Be5 35.Be5 Ne5 36.Qe4 Ng4 37.Qf3 Rd8 38.Rb7 Rd7 39.Rd7 Qd7 40.Qf4 Qb7 41.Kg1 Qe7 42.Qf5 Qf6 43.Bb1 Qf5 44.Bf5 Kg7 45.Kg2 Ne5 46.Bc2 Ng4 47.Kf3 f6 48.Ke2 Ne5 49.f4 Ng6 50.Kf3 Kf8 51.Kg2 Kg7 52.Kh3 Nf8 53.Bf5 Ng6 54.Be6 ˝–˝. katagamsky – leormebanco, net–chess.com, 2015. (=1.g3 d5 2.Nf3 Nf6 3.Bg2 g6 4.b4 Bg7 5.Bb2 0–0 6.0–0 c6 7.d3 a5 8.a3 ab4 9.ab4 Ra1 10.Ba1 Qb6 11.c3 Bg4 12.Nbd2 Nbd7)

13.h3 Bf3 14.Bf3 Ra8+= 15.Qc2 Ne8 (15...Qb5 16.c4 dc4 17.dc4 Qb4 18.Rb1=) 16.Bb2 (16.Bg2 Nd6=) 16...Nd6 17.Nb3 (17.e4 Qb5=) ˝–˝. Kristiansen,Jens – Sorensen,Jan, Lyngby DK–ch, 1991. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0–0 5.Bg2 d5 6.0–0 c6 7.d3 a5 8.a3 ab4 9.ab4 Ra1 10.Ba1 Qb6 11.c3 Bg4 12.Nbd2 Nbd7)

13.h3 Bf3 14.Nf3 Ra8 15.Qc2 Ra6 16.Nd2... 1–0 (56.). Magee – Therell, North Carolina 1984.

8.ba5 Qa5

9.Nbd2 Qa4 10.Qc1 Na6 11.c4 Bg4 12.Bc3 Rab8 13.Qb2 b5 14.cd5 cd5 15.a3 Rfc8 16.Rfc1 Nc5 17.Rab1 Ncd7 18.h3 Bf3 19.Bf3 e5 20.Be5 Ne5 21.Qe5 Qa3 22.Rc8 Rc8 23.Nf1 (worse is 23.Bd5 Re8 24.Qd4 Re2=) 23...Qc5 24.e3 (better is 24.d4 Qc6 25.Ne3=) 24...Ne4–+ 25.Qf4 Nf2! 26.Kf2 Qc2 27.Nd2 Qd2 28.Be2 Rc2 29.Qf3 Qd3 30.Rc1 d4 31.Rc2 Qc2 32.Qa8 Bf8 33.ed4 b4 34.Qb7?? (better is 34.Qf3–+) 34...b3 35.Ke3 (35.Kg1 b2 36.Bd3 Qd3 37.Qb2 Qg3 38.Qg2 Qe1 39.Qf1–+) 35...b2 36.Bd3 (36.Bc4 Qc3 37.Kf2 Qd4 38.Kf3 Qc3 39.Kg2 Qc2 40.Kf3 Qf5 41.Kg2–+) 36...Bh6 37.Ke4 Qg2 (37...Qg2 38.Ke5 Qb7 39.Bg6 hg6 40.d5 b1Q 41.g4 Q1b4 42.g5 Bg7) 0–1. Krojanski,Hans Georg (2305) – Grewe,Ludger, Ruhrgebiet VL2, 2000. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 d5 5.Bg2 0–0 6.0–0 c6 7.d3 a5 8.ba5 Qa5)

9.Nbd2 Qb6 10.Rb1 Qd8 11.a3 ˝–˝. Bukal,Vladimir Sr – Hort,Vlastimil, Zagreb, 1972. (=1.Nf3 Nf6 2.g3 d5 3.Bg2 g6 4.b4 Bg7 5.Bb2 c6 6.0–0 0–0 7.d3 a5)

9.Nbd2 Re8 10.a4 Nbd7 11.Nb3 Qc7 12.Nfd2 c5 13.c4 d4 14.a5 Nb8 15.Nb1 Bd7 16.Na3 Bc6 17.Nb5 Qc8 18.Bc1 Bg2 19.Kg2 Qc6 20.Kg1 Nbd7 ˝–˝. Giorgadze,Giorgi (2590) – Rogozenco,Dorian (2440), Muenster op, 1995. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 d5 5.Bg2 0–0 6.0–0 c6 7.d3 a5 8.ba5 Qa5)

9.Nbd2 Nbd7

10.Nb3 Qc7 11.a4 Re8 12.Nfd2 e5 13.e4 de4 14.Ne4 Ne4 15.Be4 Nf6 16.Bg2 Bg4 17.Qd2 White plans a5 17...e4 18.a5 ed3 19.cd3 (19.Qd3? Be2 20.Qd2 Bf1 21.Rf1 Ne4 22.Be4 Bb2–+) 19...Rad8 20.Rfe1 Re1 21.Re1 Bf5 22.Nc5 Ra8 23.Bc3 Ne8 ˝–˝. Filippov,Vladimir (2000) – Zhileykin,Andrey (1980), Voronezh RUS, City Ch, 2013. (=1.Nf3 Nf6 2.g3 d5 3.Bg2 g6 4.b4 Bg7 5.Bb2 0–0 6.0–0 c6 7.d3 a5 8.ba5 Qa5 9.Nbd2 Nbd7)

10.Nb3 Qc7 11.Nfd2 Rd8 12.c4 Nb6 13.cd5 Na4 14.Qc2 (14.Bd4!? Nd5 15.Bg7 Kg7 16.Qc2=) 14...Nb2+= 15.Qb2 Nd5 16.d4 e5 17.e3 ed4 18.ed4 Ra4 19.Nf3 Qb6 20.Rad1 Bg4 21.Rfe1 (better is 21.Rd2!?–/+) 21...Rda8–+ 22.Qb1? (better is 22.Rd2 Bh6 23.Nc5–+) 22…Nc3 (22...Nc3 23.Qc2 Nd1 24.Qd1 Ra2–+) 0–1. Stelting,Thorsten – Marschner,Juergen, GER–chT N, 1978. (=1.g3 Nf6 2.Bg2 g6 3.b4 Bg7 4.Bb2 0–0 5.Nf3 d5 6.0–0 c6 7.d3 a5)

10.c4 Qa4 11.Qb1 Re8 12.Ne5? (12.e4 e5=) 12...dc4 (better is 12...Ne5 13.Be5 Ne4 14.de4 Be5 15.ed5 Ba1 16.Qa1 Qc2 17.dc6 Ra2–+) 13.Ndc4= Qb5 14.Qc2 Qa4 15.Qd2 Ra6 16.f4 Nb6 17.Rfc1 Be6 18.Nb6 Rb6 19.Nc4 Rb5 20.Be5 Rd8 21.h3 Rb4 22.Ne3 Nh5 23.Bg7 Kg7 24.Kh2 Nf6 25.Rab1 Rb1 26.Rb1 Rd7 27.f5 gf5 (27...Qa2? 28.Rb2 Qa7 29.fe6 fe6 30.Nc4+–; 27...Bf5?! 28.Nf5 gf5 29.Rf1=) 28.Rb4 Qa5 29.Qb2 Qc5 30.d4 Qd6 31.d5 cd5 32.Qd4 (32.Bd5!? Qc5 33.Be6 fe6 34.Ng2+=) 32...Kg8–/+ 33.Rb6 Qc7 34.Nd1 (better is 34.Rb5!?–/+) 34...Ne4–+ 35.Rb3 f4 36.Be4?? (36.gf4 Qf4 37.Kg1–+) 36...de4 37.Qe4 0–1. Lang,Stefan (2205) – Sinkovics,Peter (2310), Regionalliga NO, 1999. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0–0 5.Bg2 d5 6.0–0 c6 7.d3 a5 8.ba5 Qa5 9.Nbd2 Nbd7)

10.c4 Ra8 11.Qc2 Nb6 12.cd5 Nbd5 13.Nc4 Nb6 14.Nb6 Qb6 15.Rfb1 Qa5 16.a4 Nd7 17.Bg7 Kg7 18.Qb2 Kg8 19.Qd4 Qc5 20.Rc1 Qa5 21.Qe3 Re8 22.Qh6 Nf6 23.Rc4 Ng4?? (better is 23...Be6 24.Rh4 Bg4=) 24.Rg4!+– Qc3 (24...Bg4 25.Ng5 Combination) 25.Rc1 (25.Rc1 Qc1 26.Qc1 Bg4 27.Ne5+–) 1–0. Krojanski,Hans Georg (2305) – Frohne,Gerd, Ruhrgebiet VL2, 1997. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0–0 5.Bg2 d5 6.0–0 c6 7.d3 a5 8.ba5 Ra5 9.Nbd2 Nbd7)

10.c4 b5 11.Qc2 =.

10.c4 b5 11.Nd4 Qa6 12.cb5 cb5 13.Qb3 =.

10.c4 b6 11.Nb3 (11.Nd4 Bb7=) 11...Qa4 (11...Qb4 12.Qc2=) 12.cd5 Nd5 (12...cd5 13.Qd2=) 13.Bg7 Kg7 14.h4 (14.Qc2 e5=) 14...Bb7 (14...e5 15.d4 Re8 16.Qc2+=) 15.e4 (15.d4 Rfc8=) 15...Nc7 (15...N5f6 16.Nbd2+=) 16.Qd2 (16.d4 c5=) 16...h5 (16...c5 17.Qb2 f6 18.Rfc1=) 17.Bh3 (better is 17.d4+=) 17...Rfd8? (17...Nf6!?=) 18.Qf4+/– Ne6? (better is 18...Nd5 19.ed5 Qf4 20.gf4 c5+/–) 19.Be6+– fe6 20.Ng5 (20.Ng5 Nf8 21.Qf7 Kh8 22.Qe7+–; 20.Nbd4 Nf8 21.Qe5 Kf7 22.Ng5 Ke8 23.Nge6 Ne6 24.Ne6 Rd3 25.Nc7 Kd7 26.Na8 Ba8+–) 1–0. Vokroj,Rene (2235) – Ranits,Franz (2140), Austria, 1996.

10.c4 Nb6 11.Nb3 Qa4 12.c5 Nbd7 13.Bh3 b6 14.cb6 Nb6 15.Bc8 Rfc8 16.Nc5 Qd1 17.Rfd1 (worse is 17.Rad1 Ra2 18.Rd2 Ne4 19.Ne4 Rb2 (worse is 19...Bb2 20.Nc3 Bc3 21.Ra2+/–; 19...de4?! 20.Bg7 Ra6 21.Ng5 Kg7 22.Ne4=) 20.Rb2 Bb2–/+) 17...Na4 18.Na4 Ra4 19.Rdc1 c5 20.Rc2 Nd7 21.Bg7 Kg7 22.Rb1 Rc7 23.Nd2 Ne5 24.Rbb2 Kf6 25.h3 g5 26.Kg2 e6 27.Nb3 c4 28.Nc1 Nc6 29.e3 Na5 30.g4 Ra7 31.dc4 Nc4 32.Rb8 Ra8 33.Ra8 Ra8 34.Rc3 Rc8 35.Kg3 e5 36.Nd3 Ke6 37.Nb2 Ra8 38.Nc4 Rc8 (worse is 38...dc4 39.Rc4 Ra2 40.Rc6 Ke7 41.Rh6+=) 39.Kf3 dc4 40.Ke4 h6 41.a4 Kd6 42.a5 Kc5 43.a6 Ra8 44.Ra3 Ra7 45.Ke5 Kb4 46.Ra1 c3 47.Rb1 Kc5 48.Ke4 Kc4 49.Rb7 Ra6 50.Rc7 (50.Rf7? Rc6 51.Ra7 c2–+) 50...Kb3 51.Rb7 (51.Rf7? c2 52.Rb7 Kc3 53.Rc7 Kd2 54.Rd7 Ke2–+) 51...Kc2 52.Rf7 Rc6 53.f4 Kd2 54.fg5 Ke2 55.Ra7 c2 (55...c2 56.Ra1 hg5–+) 0–1. Ingolfsson,Arnar – Bjarnason,Gunnlaugur, Iceland corr, 1994. (=1.Nf3 Nf6 2.g3 d5 3.Bg2 g6 4.b4 Bg7 5.Bb2 0–0 6.0–0 c6 7.d3 a5 8.ba5 Qa5 9.Nbd2 Nbd7)

10.c4 Nb6 11.cd5 Na4 12.Bd4 Nd5 (12...cd5 13.Rb1+=) 13.Bg7 Kg7 14.Nc4 (14.Nb3 Ra8=) 14...Ra6 15.Qd2 b5 16.Nb2 Bb7 (16...Bd7 17.Nd1=) 17.Ne5 (17.Rfc1!?+=) 17...f6 18.Ng4 Nb2 19.Qb2 h5 20.Ne3 Ne3 21.fe3 Qd6 22.Rf4 (22.a4 Rb8 23.ab5 cb5 24.Ra6 Ba6=) 22...Rfa8 23.g4 (better is 23.a4!?+=) 23...hg4–/+ 24.Rg4 Rh8 (24...Qe6!? 25.Re4 Qf7–/+) 25.h4 (better is 25.Rg3!?=) 25...Bc8–/+ 26.Rf4 Be6 (26...e5 27.Rb4–/+) 27.Qd4? (27.Kf2 Rha8 28.Qb4 c5–/+ (28...Ra2?! 29.Qd6 ed6 30.Ra2 Ba2 31.Bc6=; worse is 28...Ba2 29.Rc1–/+)) 27...Qd4 (27...Bd5 28.Qb2–+) 28.Rd4 (28.ed4 Ra2 (28...Ba2?! 29.Bc6 Rc6 30.Ra2+=) 29.Rc1 Re2–+) 28...Kf7 (28...c5!? 29.Re4–/+) 29.Rb4–/+ Rb8 (29...Bd7 30.Rd4 Ra7 31.a4–/+) 30.d4 (30.Rc1!?+=) 30...Rh8 31.d5 cd5 32.Rb5 Rh4 33.Bd5 Bd5 34.Rd5 Rha4 35.Rd2 Ke6 36.Kf2 Ke5 37.Kf3 g5 38.Rb2 R6a5 39.Rb7 e6 40.Rb2 f5 41.Kf2 Ra3 42.Rc2 (42.Rh1 Ra2 43.Rb6 Rd2–/+) 42...R5a4 43.Rb2 Ke4 (better is 43...Rh4!?–/+) 44.Rb6+= e5 45.Rab1 Ra2 46.R6b4 Rb4 47.Rb4 Kd5 48.Rb5 Ke6 49.Rb6 Kd5 50.Rb5 Twofold repetition 50...Kd6 51.Rb6 ˝–˝. Ferrero,Patrick (2035) – Chimento,Laurent (1990), Provence–ch, 2002. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 d5 5.Bg2 c6 6.0–0 0–0 7.d3 a5 8.ba5 Ra5 9.Nbd2 Nbd7)

10.c4 Qc7 11.Qc2 e5 12.cd5 Nd5 13.Rfc1 N7b6 14.a4 Nb4 15.Qb3 Na6 16.a5 Nd7 17.Nc4 Re8 18.Bc3 h6 19.Qb2 Kh7 20.Nfd2 f5 21.Nb6 Nb6 22.ab6 Qe7 23.Ra5 Bd7 24.Nc4 Nc5 25.Bb4 e4? (better is 25...Ra5!? 26.Na5 Na4+/–) 26.Qa3+– ed3? (26...Ra5 A) 27.Qa5?! Qg5 28.Rb1 Na6+/– (28...ed3? 29.Bc5 Re2 30.Bf1+–); B) worse is 27.Ba5 ed3 28.ed3 Bd4+=; C) 27.Na5 ed3 28.ed3+– (28.Rc5?! Qc5 29.Bc5 de2+=; 28.Bc5?! Qe2 29.Bf1 Bb2+/–)) 27.ed3 (better is 27.Ra8!? Ra8 28.Qa8 de2+–) 27...Ra5 28.Na5 (28.Qa5?! Bd4 29.Kh1 Nb3= (worse is 29...Bf2 30.Nd2+–)) 28...Qe2 29.Bf1 (29.Rc5 Bd4 30.Qc1 Qf2 31.Kh1 Bc5 32.Qc5 Re1 33.Be1 Qc5–+ (33...Qe1?! 34.Qg1 Qa5 35.h3–/+); worse is 29.Bc5 Bb2 30.Qa2 Be6+–) 29...Qb2 30.Bc5 (worse is 30.Rc5 Qa3 31.Ba3 Ra8+–) 30...Qb5?? (30...Qa3 31.Ba3 Ra8 32.Nb7 Ra3+–) 31.d4 (31.d4 Qa5 32.Qa5+–) 1–0. Lang,Stefan (2195) – Staub,Florian, Landesliga Nord, 1999. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0–0 5.Bg2 d5 6.0–0 c6 7.d3 a5 8.ba5 Qa5 9.Nbd2 Nbd7)

10.c4 e6 11.a4 Nc5 12.Nb3 Qb4 13.Nc5 Qb2 (worse is 13...Qc5 14.Ba3 Qa5 15.Bf8 Bf8 16.Qc2+/–) 14.Qb1 Qb1 (14...Qe2? 15.Ra2 Qa2 16.Qa2+–) 15.Rab1 Ra7 16.Ne5 Rd8 17.a5 Ne8 (worse is 17...Ra5 18.Nb7 Bb7 19.Rb7+/–) 18.f4 Bf8 19.Nb3 f6 20.Nf3 Nd6 21.cd5 ed5 22.Nfd4 Nf5 23.Nf5 Bf5 24.Rfc1 Bc8 25.Kf2 Bb4 26.Ra1 d4 27.a6 ba6 28.Rc6 Bc3 29.Ra2 Kg7 30.Nc5 a5 31.Ne4 Bd7 32.Rd6 Rf8 33.Nc5 Bc8 34.Nb3 a4 35.Nd4 Bd4 36.Rd4 a3 37.Bd5 Rd8 38.Rc4 Rd5 39.Rc8 Rda5 40.Ke3 f5 41.Rc4 R5a6 42.Kf3 Kf6 43.e4 Ke6 44.h3 Ra5 45.g4 h5 46.Rc6 Kf7 47.gf5 gf5 48.e5 R5a6 49.Rc8 Rh6 50.d4 h4 51.d5 Rg6 52.Kf2 (better is 52.Rh8!? Rg3 53.Kf2 Rh3 54.Kg2 Rg3 55.Kh2+/–) 52...Ra4= 53.Rc3 Rf4 54.Rf3 Rf3 55.Kf3 Ra6 56.Kf4 Kg6 ˝–˝. Lang,Stefan1 (2185) – Wild,Rudolf (2215), Oberliga Bayern, 2005. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 d5 5.Bg2 0–0 6.0–0 c6 7.d3 a5 8.ba5 Qa5 9.Nbd2 Nbd7)

10.c4 Re8

11.Nb3 Qa4 12.c5 e5 =.

11.cd5 cd5 12.a4 b6 =.

11.cd5 cd5 12.Nb3 Qa6 13.Qd2 e5 14.Rfc1 e4 15.Ne1 h5 16.Bd4 Qe6 17.e3 h4 18.Qe2 hg3 19.hg3 Qf5 20.Nd2 Qg5 21.de4 de4 22.Nc4 Bf8 23.Bh3 b5 24.Bd7 Nd7 25.Nd2 Bg7 26.Nb3 Bd4 27.Nd4 b4 28.Qb5 Qg4 29.Qb4 Ne5 30.Qd6 Qh3 31.Qf6 Ba6 32.Ng2 Bd3 33.Qh4 Qh4 34.Nh4 Reb8 35.Rc5 Nc4 36.Ng2 Rb2 37.Nf4 Raa2 38.Ra2 Ra2 39.Nc6 Ra1 40.Kh2 Nb2 41.Ne5 Ra2 42.Rc8 Kg7 43.Rc7 Nd1 44.Rf7 Kg8 45.Nfg6 Rf2 46.Rf2 Nf2 47.Nh4 Kg7 48.Kg1 Nd1 49.Ng2 Kf6 50.Ng4 Kf5 51.Nf2 Nf2 52.Kf2 Bc4 53.Ne1 Ba6 54.Nc2 Bc4 55.Nd4 Kg4 56.Nc6 Ba6 57.Nd8 Bc4 58.Nb7 Bb5 59.Nc5 Bc6 60.Kg2 Bd5 61.Na4 Bb7 62.Nc3 Bc6 63.Nd1 Kf5 64.Nf2 Kg5 65.Kh3 1–0. Eisele – Kunz, 1988.

11.cd5 cd5 12.Qc2 e5 (12...b5 13.Nb3 Qa4 14.Rfc1=) 13.a4 b6 (13...Re6 14.Nb3 Qb4 15.Rfb1=) 14.Nb3 Qb4 15.Rfc1 Bb7 16.Ba3 (16.a5 Qb5 17.ab6 Rac8=) 16...Qg4 (16...Qa4 17.Bd6 Qg4 18.Qc7+=) 17.h3 (17.Bd6 Rec8 (worse is 17...Ra4 18.h3 Qe6 19.Ra4 Qd6 20.Qc7 Qc7 21.Rc7+/–) 18.Qb2 Rc1 19.Rc1 e4 20.de4 Ne4+= (worse is 20...Ra4 21.e5 Ne4 22.Bc7=; worse is 20...Qe4 21.Nfd4 Qe8 22.Rc7+=)) 17...Qe6+= (worse is 17...Qa4 18.Bd6 Qb5 19.Nfd4 ed4 20.Nd4+–) 18.Qc7 Ba6 (18...Ra7 19.Bb4+=) 19.Rc6= Rac8 20.Re6 Rc7 (20...Rc7 21.Re8 Ne8=). Subedei – Atterl, ChessWorld.net, 2006.

11.cd5 Qd5 12.Qb3 =.

7.d3 a6

8.a4 Nbd7 9.c4 e6 10.cd5 ed5 11.Nc3 Nb8 12.b5 ab5 13.ab5 Ra1 14.Ba1 Be6 15.Ng5 Re8 16.Ne6 fe6 17.bc6 bc6 18.e3 Nbd7 19.Ne2 Qb8 20.Qa4 c5 21.Nf4 Qb4 22.Qa6 Qb6 23.Qa4 Qb4 24.Qa6 Qb6 25.Qa2 Kh8 26.Rb1 Qc7 27.Qa6 Nb8 28.Qa2 Nc6 29.Qa4 Qd7 30.Rb6 Nb4 31.Qb3 e5 32.Nh3 Qc7 33.Rb5 Qc6 34.Ra5 Qb6 35.Qa4 Nd3 36.Rb5 Qd6 37.Ng5 Qe7 38.Qa3 e4 0–1. rryy44 – a1950, kurnik, 2012.

8.Nc3 Nbd7 9.e4 de4 10.Ne4 Ne4 11.Bg7 Kg7 12.de4 Nf6 13.Qe2 Qb6 14.a3 Rd8 15.Rad1 Bg4 16.Rd3 a5 17.Rfd1 Rd3 18.Rd3 ab4 19.ab4 Ra1 20.Rd1 Rd1 21.Qd1 Ne4 22.Qd4 Qd4 23.Nd4 Nd2 24.c4? Nc4 25.h3 Bd7 26.f4 Nb6 27.Kf2 Nd5 28.Bd5 cd5 29.g4 f6 30.Ke3 e5 31.fe5 fe5 32.Nc2 Kf6 33.Ne1 h5 0–1. gbsrao (2415) – croach (2320), net–chess.com, 2011.

8.c4 Nbd7 9.Nc3 dc4 10.dc4 Nb6 11.Qb3 Be6 12.Ne5 Nfd7 13.Nd7 Qd7 14.Rad1 Qc7 15.Qc2 Nc4 16.Bc1 Rad8 17.Ne4 Bd5 18.Rd5? (better is 18.Nc5 Bg2 19.Kg2–/+) 18...cd5–+ 19.Nc5 Qb6 20.Bd5 Rd5 21.Qc4 Rd6 22.Bf4? Rc6 23.Be3 Rfc8 24.Qb3 Qb5 25.a4 Qb6?? 26.Rd1? Rc5 27.Bc5? Rc5–+ 28.a5?? Ra5! 29.Qc3 Bc3 (29...Bc3 30.ba5 Ba5–+) 0–1. mapaj – mmo009, kurnik, 2012.

8.c4 Nbd7 9.cd5 Nd5 10.a3?? (better is 10.Bg7 Kg7 11.e4=) 10...Bb2–+ 11.Ra2 Bg7 12.e4 Nc3 13.Nc3 Bc3 14.d4 c5! 15.Qd3? cd4 16.Nd4 Bd4 17.Qd4 Nf6 18.Qc3 Be6 19.Rd2 Qb6 20.e5 Ne8 21.a4 Qc7 22.Qf3? Qe5–+ 23.Qb7 Nd6 24.Qe7 Rad8 25.Rdd1? Nf5 26.Qd8 Rd8 27.Rd8 Kg7 28.Rdd1 Qc3 29.b5 ab5 30.ab5 h5?? 31.b6+= Qc8 32.b7 Qb8 33.Ra1 Bc4 34.Ra8 Qb7 35.Bb7 Bf1 36.Kf1 h4 37.Be4 hg3 38.Bf5 gf5 39.fg3 Kg6 40.Kf2 f6 41.Kf3 Kg5 42.h4 Kg6 43.Ra5 Kh6 44.Rf5 Kg6 45.Kf4 Kh6 46.h5 Kg7 47.g4 Kf7 48.h6 Kg6 49.h7! Kh7 50.Rf6 Kg7 51.g5 Kh7 52.Ke5 Kg7 53.Ke6 Kh7 54.Kf7 Kh8 55.Rh6 1–0. mapaj (1615) – mmo009, kurnik, 2012.

8.Nbd2 Nbd7 9.a3 Qc7 10.c4 e5 11.Rc1 d4 12.Qb3 Nb8 (12...Bh6 13.Rfe1=) 13.Ng5 h6 14.Nge4 Ne4 15.Ne4 Be6 16.h4 Nd7 17.f4 ef4 18.gf4 Nf6 19.Nc5 Bf5 (better is 19...Nh5–/+) 20.Bd4+/– Rad8 21.Qc3?? Nh5?? 22.Bg7+/– Ng7 23.e4 Bg4 24.Rf2 h5 25.Rcf1 Qe7 26.f5 gf5 27.ef5 f6 28.Ne4 b6 29.c5 bc5 30.bc5 Rd7 31.Nd6 Rc7 32.Be4 Rb8 33.Rg2 a5? 34.Rf4 Qe5 35.Qe5 fe5 36.Rfg4 Rb1 37.Kh2 hg4 38.Rg4 Kf8 39.f6 Rb2 40.Kh3 Ne6 41.Bf5 Nf4+= 42.Kg3 Rg2? 43.Kf3+– Rg4 44.Kg4 Nd3 45.Bd3 Kg8 46.Kf5 Kf8 47.Ke5 1–0. sacaniev – ws56, kurnik, 2012.

8.Nbd2 Re8 9.c4 Nbd7 10.Qc2 dc4 11.Nc4 Nb6 12.Nb6 Qb6 13.Bd4 Qc7 14.a3 Nd5 15.Bg7 Kg7 16.Qb2 Kg8 17.Rfc1 Qd6 18.e4 Nb6 19.Qb3 Be6 20.Qc2 Nd7 21.e5 Qc7 22.d4 Bd5 23.Qc3 Nb6 24.Qc2 Nc4 25.Nd2 Nd2 26.Bd5 Qd7 27.Bg2 Qd4 28.Rd1 Rad8 29.Ra2 Qe5 30.Rd2 h5 31.Re2 Qg5 32.Qe4 h4 33.Qh4 Rd1 34.Bf1 Qc1 35.Kg2 Red8?? 36.Qe7+– R8d5 37.Rac2 Qb1 38.Rb2 Qc1 39.Rec2 Qa1 40.Bc4 Rg1 41.Kh3 Rh5 42.Kg4 Qd1 43.Qe2 Qd7+= 44.Kf3 Qf5 45.Ke3 Qe5 46.Kd2 Qd4 47.Qd3 Rd1?? 48.Kd1 (48.Kd1 Qd3 49.Bd3 Rh2 50.Re2 Rh1 51.Re1 Re1 52.Ke1+–) 1–0. linakip – pioneter48, kurnik, 2012.

8.Nbd2 Bf5 9.e4 (better is 9.c4=) 9...Nbd7?? (9...de4!? 10.de4 Ne4 11.Bg7 Kg7 12.Ne4 Be4+=) 10.Qe2?? (better is 10.ef5 gf5 11.c4+–) 10...de4+= 11.de4 Be6 12.Rad1 (12.Nd4 a5+=) 12...Qb6 (12...Ba2!? 13.Ra1 Be6=) 13.a3 Rfc8 14.e5 Ng4 15.h3 Nh6 16.Ne4 Bd5 17.c4+/– Be4 18.Qe4 e6?? 19.Bd4 Qc7+/– 20.Be3 Nf5 21.Bf4 b5 22.c5 a5 23.g4 Ne7 24.Rd6 ab4+= 25.ab4 Nd5 26.Nd4 Bf8?? 27.Rc6+– Qb7 28.Re6! fe6 29.Ne6 Qc6? 30.Qd5 (30.Qd5 Qd5 31.Bd5+–) 1–0. gbsrao (2420) – croach (2385), net–chess.com, 2010.

8.Nbd2 Bg4 9.c4 Bf3 10.Nf3 Nbd7 11.Rc1 e6 12.a4 Qe7 13.Qb3 e5 14.Ba3 e4 15.b5 c5 16.Ng5 h6 17.Nh3 d4 18.Nf4 a5 19.de4 Ne4 20.Nd5 Qe5 21.f4 Qe6 22.Nc7 Qe7 23.Na8 Nd2 24.Qd3 Nf1 25.Bb7 Ne3 26.Bf3 f5 27.b6 g5 28.b7 gf4 29.gf4 Qh4 30.Nc7 Qf4 31.Ne6 Qh4 32.Nf8 Bf8 33.Rb1 Bd6 34.Bd5 Kh8 35.Qe3 de3 36.Bb2 Kh7 0–1. gentelmenjoe (1880) – nukemono (1870), kurnik, 2012.

7.d3 Na6

8.a3 c5 9.b5 Nc7 10.a4 a6 11.c4 ab5 12.ab5 Ra1 13.Ba1 b6 14.e3 Bg4 15.Qb3 Qd6 16.Be5 Qd7 17.Nc3 Rd8 18.Bc7 dc4 19.dc4 Qc7 20.h3 Be6 21.Ng5 Bc8 22.Rd1 h6 23.Nge4 Ne4 24.Ne4 f5 25.Nc3 Rd1 26.Nd1 Qd6 27.Qc2 e5 28.Bd5 Kf8 29.Qa4 Qb8 30.Kg2 e4 31.Qa3 Bd7 32.Nc3 Be8 33.Kf1 Bf6 34.Ke2 Qd6 35.Kd2 h5 36.Qa8 h4 37.gh4 Bh4 38.Ke2 Bf6 39.Nd1 g5 40.Bc6 Bd8 41.Bd5 Kg7 42.Nc3 Bh5 43.Ke1 Qe5 (43...Qe5 44.Kd2 Bf6+=) 0–1. Woods,Richard – James,Michael, IECG, 2006.

8.a3 Nc7 9.Nbd2 a5 10.Nb3 a4 11.Na5 c5 12.c4 cb4 13.ab4 (13.Qa4? ba3 14.Bf6 Bf6–+ (14...ef6?! 15.Qb4–/+)) 13...b6 14.Nc6 Qd6 (14...Qe8!? 15.b5 Bb7+=) 15.b5+/– a3 16.Bc3 Re8 17.Bb4 Qd7 18.Ra3 Ra3 19.Ba3 Bb7 20.Qa4 (20.Qa4 Bc6 21.bc6+/–) 1–0. Grabner,Helmut – Auth,Ludwig, corr, 1990. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0–0 5.Bg2 c6 6.0–0 d5 7.d3 Na6)

8.a3 Nc7 9.Nbd2 a5 10.c4 ab4 11.ab4 Ra1 12.Ba1 (12.Qa1 Bh6=) 12...h6 13.Qc2 Bf5 (13...dc4 14.Nc4 h5 15.Nh4=) 14.Be5 (14.cd5 cd5 (14...Nfd5? 15.Bg7 Kg7 16.e4+–; 14...Qd5? 15.e4 Be4 16.de4+–) 15.Be5 Nb5=) 14...dc4= 15.Nc4 Be6 16.Nd4 Bd5 17.Bh3 Nfe8 18.Bg7 Ng7 19.Ne3 (19.Nb3 Bc4 20.Qc4 Nce8=) 19...Nge6 (19...Bg2 20.Ne6 Nge6 21.Kg2=) 20.Ne6 Be6 (20...fe6 21.Ng4 e5 22.Ne5+/– (worse is 22.Nh6 Kg7 23.Ng4 Be6+=)) 21.Bg2 Qd4 22.Rb1 Ra8 23.Nc4 (23.Qc5 Qd7=) 23...Ra1+= 24.e3 Qf6 (24...Rb1!? 25.Qb1 Qc3–/+) 25.Bf1= Nb5 26.d4 Rb1 27.Qb1 Bc4 28.Bc4 Na3 29.Qa2 Nc4 30.Qc4 Qf5 31.Qc5 Qb1 32.Kg2 Qe4 33.Kg1 Qb1 34.Kg2 Qe4 Twofold repetition 35.Kf1 Kf8 36.h4 h5 37.Qb6 Qb1 38.Kg2 Qe4 39.Kf1 Qb1 40.Kg2 Twofold repetition 40...Qe4 41.Kf1 ˝–˝. Kvamme,John Agnar (2110) – Nestande,Per (1785), NOR–chT north, 2003. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 d5 5.Bg2 0–0 6.0–0 c6)

8.a3 Nc7 9.Nbd2 Bf5 10.c4 dc4 (10...a5 11.Nd4=) 11.Nc4+= Nce8 12.Na5 Bc8 (12...Nd6 13.e4 Bg4 14.e5+/–) 13.Rc1 (13.Qc2 Qc7+/–) 13...Nd7 (13...Nd6 14.Qd2+=) 14.Bg7+/– Ng7 15.d4 Nb6 16.Qc2 Nf5 17.Rfd1 Nd6 18.e4 Rb8 19.Ne5 Qe8 20.h4 (20.Qe2 Be6+/–) 20...Be6 21.Qd2 f6 22.Nd3 Bf7 (22...Nbc4!? 23.Nc4 Nc4+/–) 23.Nc5 Nbc4 24.Nc4 Nc4 25.Qe2 Na3 (25...b5!? 26.a4+–) 26.e5 (26.e5 Qd8 27.d5 cd5 28.e6+–) 1–0. Mastrovasilis,A (2370) – Papathanasiou,Ana, Open, Kavala GRE, 2000.

8.a3 Nc7 9.Nbd2 Bg4 10.c4 dc4 11.Nc4 Ncd5 12.Qd2 Qc7 13.Be5 Qd8 14.Nd4 Be6 (14...Qd7!?=) 15.Ne6+/– fe6 16.Bh3 Qc8 17.e4 Ne8?? (better is 17...Nb6+/–) 18.ed5+– Be5 (18...cd5 19.Bg7 Ng7+–) 19.Be6 Qe6 20.de6 Ba1 21.Ra1 Rf6 22.Kg2 Re6 23.Na5 b6 24.Qa2 Nc7 (24...Ng7 25.Re1 Kf8 26.Re6 Ne6 27.Nc6+–) 25.Nc6 Kf8 26.Rc1 Rd6 27.Qb2 Kg8 (27...Re8 28.Qh8 Kf7 29.Qh7 Kf6+–) 28.Ne7 Kf7 29.Rc7 Rd3 30.Nc6 Ke6 (30...Rd7 31.Rd7 Ke6 32.Re7 Kd5 33.Qd4 Kc6 34.Qd7) 31.Qe5 1–0. usingprogram (2015) – adam1616, kurnik, 2013.

8.a3 Be6 9.Nbd2 Nc7 10.Nb3 Nfe8 11.Bg7+= Ng7 12.Qc1 f6 13.Nc5 Bc8 14.d4 b6 15.Nd3 Be6 16.Re1 Nce8 17.Nd2 Nf5 18.e3 Ned6 19.Nb2 (19.Qb2 Qd7+=) 19...Rc8 20.c4 (20.c3 Bf7+=) 20...Bd7 (20...dc4 21.Nbc4 Qd7 22.Nd6 ed6 23.Qc3+=) 21.c5 Nf7 22.cb6 ab6 23.a4 e5 24.Qc3 ed4 25.ed4 N7d6 26.Bf1 Kg7 27.Nb3 Ne4 28.Qc2 h5 29.Bg2 Nfd6 30.a5 Bf5 31.Qc1 Rf7 32.Na4 Nc4 33.Be4 Be4 34.Nd2 Nd2 35.Qd2 ba5 36.ba5 Qd6 37.Nc5 Bf5 38.Qb4 Kh7 39.Re3 Rb8 40.Qd2 h4 41.a6 Ra7 42.gh4 Qf8 43.Rae1+– Rf7 44.f3 Qh6+/– 45.Qf2 Qf8 46.Qg3 Rb2 47.Qf4+– Qg7 48.R3e2 Rb4 49.Kf2 49...Bb1? 50.Re6 Rb2 51.R1e2 g5 52.Qg4 Re2 53.Re2 Qg6 54.h5 Qf5 55.Rb2 Kh6 56.Qf5 Bf5 57.Rb7 Rf8 58.a7 Ra8 59.Na4 Bc8 60.Rc7 1–0. Yerastov,A (2225) – Zakharov,Y (2020), White Nights, St Petersburg RUS, 2005.

8.c4 Nb4–/+ 9.Nc3 (9.Qb3 Na6–/+) 9...dc4 10.dc4 Be6 (10...Qb6 11.Qb3 Qa5 12.Rad1+=) 11.Qb3+= Na6 (11...c5 12.Rfd1 Qb6 13.Na4+=) 12.Rad1 (12.Qb7!? Qb8 13.Qa6 Qb2 14.Rfc1+=) 12...Qb6 13.e4 (better is 13.Nd4!?–/+) 13...Nc5 14.Qb6 ab6 15.e5 (15.Nd2 Rfd8–+) 15...Ng4 (15...Nfd7 16.Rfe1–+) 16.Rfe1 Bc4 (better is 16...Nd7–+) 17.Ne4? (better is 17.Rd4 Be6 18.h3–+) 17...Nd3 18.Re2 (18.Rd3 Bd3 19.a3 Ra5–+) 18...Nb2 (better is 18...Ra2 19.Rdd2–+) 19.Rb2 b5 20.Ned2 Ba2 21.Ra1 Bd5 22.Ra8 Ra8 23.h3 Ne5 24.Ne5 Be5 25.Rb1 Bg2 26.Kg2 Ra2 27.Nf3 Bd6 28.Nd4 Bc5 29.Rd1 e5 30.Nf3 Rf2 (30...Rf2 31.Kh1 Rf3–+) 0–1. gbsrao (2415) – kuksifae (2325), net–chess.com, 2008. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 d5 5.Bg2 c6 6.d3 0–0 7.0–0 Na6)

7.d3 Qb6

8.a3 c5 9.c3 Nc6 10.Nbd2 Rd8 11.Rb1 e5 12.Qc2 c4 13.Bc1 a6 14.Ne1 Bf5 15.Ndf3 Rac8 16.Nh4 cd3 17.Nd3 (17.ed3!? Bg4 18.h3+=) 17...Nd4! 18.Be3 (18.cd4 Rc4 (18...Rc2 Pinning; 18...Rc2 Deflection; 18...Rc4 Decoy; 18...Rc2 Clearance)) 18...Rc3 19.Qc3 Ne2 20.Kh1 Nc3 21.Bb6 Bd3 22.Bd8 Nb1 23.Rc1 e4 (worse is 23...Na3 24.Rc8 Nd7 25.Bd5+=) 24.Rc8 Nd7 25.Be7 Nf8 26.a4 f5 27.a5 d4 28.Rd8 Bb5 (28...Na3!?–/+) 29.Bf8 Bf8 30.Rd4 Nc3 31.Nf3 (better is 31.f3!?–/+) 31...ef3–+ 32.Bf3 Ne4! 33.Kg1 (33.Be4 fe4) 33...Bc6 34.Be4 fe4 35.Kf1 (35.h3 Kf7–+) 35...Bg7 36.Rd1 Kf7 37.Ke2 Ke6 38.Ke3 (38.g4 Bc3–+) 38...Bc3 39.Rb1 Kd5 0–1. Krizek,Alex – Kudr,Roman (1985), CZE–ch KT08 email, 2005. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0–0 5.Bg2 d5 6.0–0 c6 7.d3 Qb6)

8.a3 c5 9.c3 d4 10.Nbd2 (10.cd4 cb4 11.Qb3 Nc6+=) 10...dc3 (10...Nd5 11.cd4 cb4 12.Nc4+=) 11.Bc3 cb4 12.Nc4 (12.ab4 Be6+=) 12...Qc7 (12...Qb5 13.Nd4 Qh5 14.ab4+/–) 13.ab4 Nbd7 (13...Bd7 14.Qb3+=) 14.Qc2 (14.Bd4 b5 15.Na3 Qb8+/–) 14...Rd8 (14...Nb6 15.Be5 Qd8 16.Ne3+=) 15.Rfc1+/– b6 (better is 15...a6!?+/–) 16.Qa2 Bb7 (16...e6 17.Bd4 Qb8 18.Nfe5+–) 17.Bf6 Bf6 (17...Nf6 18.Nce5 Qd6 19.Nf7+– (worse is 19.Qf7 Kh8+/–)) 18.Na5! (18.Na5 Qc1 19.Rc1 ba5 20.Qa5+–) 1–0. Smith – Millar, IECG, 1997.

8.a3 Bg4 9.Nbd2 Nbd7 10.c4 Bf3 (10...a5 11.Bd4 Qc7 12.cd5 Nd5 13.Bg7 Kg7 14.ba5 Ra5 15.Qc2=) 11.Nf3+= dc4 12.dc4 Rad8 (12...c5 13.Qb3+=) 13.Qc2 Qc7 (13...c5 14.Rfd1+=) 14.Rac1 (14.Rfd1 e5+=) 14...e5 15.e3 (15.e4 c5+=) 15...Rfe8 16.Nd2 c5 17.Rfd1 h5 (17...Qb6 18.Bc3+=) 18.Ne4+/– Ne4 19.Qe4 b6 20.Qc6 Qc6 21.Bc6 Re7 22.Rd2 Kf8 23.Rcd1 Ke8 24.bc5 bc5 25.Bc3 a5 26.Ba5 (26.Ba5 Re6 27.Bd8 Rc6 28.Rd7+–) 1–0. Natter – Rossmann (2265), Dornbirn, 1990.

8.a3 a5

9.c3 ab4 10.ab4 Ra1 11.Ba1 Qa6 12.Bb2 Qa2 13.Qc1 Nfd7 14.Nd4 e5 15.Nc2 e4 16.de4 Ne5 17.ed5 Nc4 18.Ba3 Qb3 19.dc6 Nc6 20.Bd5 Be6 21.Be6 fe6 22.b5 Na3 23.Nca3 Na5 24.c4 Bb2 25.Qc2 Ba3 26.Qb3 Nb3 27.Na3 Ra8 28.Nc2 Ra2 29.Rb1 Rc2 30.Rb3 Rc4 31.e3 Kf7 32.Kg2 e5 33.b6 e4 34.h4 h5 35.Rb5 Kf6 36.f4 Rc2 37.Kf1 Rc4 38.Ke2 Ra4 39.Kd2 Ra2 40.Ke1 Rg2 41.Rg5 Rb2 42.Re5 Rb6 43.Re4 Re6 44.Re6 Ke6 45.Kd2 Kf5 46.Kd3 Kg4 47.e4 Kg3 48.e5 Kh4 49.e6 Kg4 50.e7 h4 51.Ke4 h3 52.e8Q h2 53.Qg6 Kh3 54.Kf3 h1Q 55.Ke3 Qe1 56.Kd4 Qd1 57.Qd3 Qd3 58.Kd3 Kg4 59.Ke4 b5 60.f5 Kg5 61.Ke5 b4 62.f6 b3 63.f7 b2 64.f8Q b1Q 65.Qg8 Qg6 66.Qd8 Kh6 67.Qh8 Kg5 68.Qd8 Kh5 69.Qh8 Kg4 70.Qc8 Kh4 71.Qc4 Kh3 72.Qe6 Qg4 73.Qh6 Kg3 74.Qe3 Qf3 75.Qg1 Qg2 76.Qe3 Kh2 77.Qh6 Kg1 78.Qc1 Qf1 79.Qe3 Qf2 80.Qg5 Kf1 81.Qc1 Qe1 82.Qe1 Ke1 ˝–˝. rryy44 – drfunky, kurnik, 2012.

9.Qd2 ab4 10.ab4 Ra1 11.Ba1 Na6 12.Bc3 Bg4 13.h3 (13.Qf4 Bf3 14.Bf3 Ra8=) 13...Bf3–/+ 14.Bf3 Nc7 (14...d4!? 15.Bb2 Nb4–/+) 15.e3 Ra8 16.Bd4 Qa6 17.e4 Ne6 (17...de4 18.de4 (18.Be4? Ne4 19.de4 Rd8–+) 18...Ne6 19.Bc3=) 18.Bc3 (18.Bf6!? Bf6 19.ed5+=) 18...d4+= 19.Bb2 Qa2 20.Qc1 (20.c3 Bh6 21.Qc2 dc3 22.Qc3 Bg7+=) 20...Nd7 (20...Bh6! 21.Qh6 Qb2–/+) 21.Na3 Nb6 22.Qa1 Qa1 23.Ra1 Na4 24.Nc4 b5 25.Nd2 Be5 26.Bg4+= Nb6? 27.Be6 fe6 28.Ra8 Na8 29.Nf3 Bg7 30.Bd4 Bd4 31.Nd4 Kf7 32.Nc6 Kf6 33.f4 Nc7 34.e5 Kf7 35.c4 Ke8 36.Kf2 Kd7 37.Nd4 Na6 38.Nb5 Nb4 39.Ke3 Kc6 40.d4 Nd5 41.cd5 Kb5 42.de6 Kb6 43.Ke4 Kc6 44.g4 Kb6 45.f5 Kc7 46.f6 (46.f6 Kd8 47.f7 Kc8 48.f8Q Kb7 49.Qe7 Kc6 50.Qc5 Kb7 51.e7 g5 52.e8Q h5 53.Qec8) 1–0. gbsrao (2310) – croach (2385), net–chess.com, 2010.

9.Qd2 ab4 10.ab4 Ne4?? 11.de4+– Bb2? (11...Ra1 12.Bg7 Kg7 13.Qc3 f6 14.Qa1 de4+–) 12.Ra8 Na6 13.c3 de4 14.Nd4 e3 15.fe3 e5 16.Nf3 Bc3 17.Nc3 1–0. gbsrao (2310) – croach (2315), net–chess.com, 2010.

9.Nbd2 ab4 10.ab4 Ra1 11.Qa1 Na6 12.Qa4 (12.Bc3!?=) 12...Qb4+= (12...Nb4 13.Qb3 Qa5 14.Ra1+=) 13.Qb4 Nb4 14.c3 Na6 15.c4 e6 (15...dc4 16.Nc4 Ne8 17.Bg7 Ng7 18.Rb1+=) 16.c5 (16.Rb1 Rd8+=) 16...Nd7 (16...Nc5?! 17.Ba3 b6 18.d4=) 17.Bg7 Kg7 18.d4 f6 19.e3 e5 20.Rb1 Nc7 (20...Ndb8 21.Nb3+=) 21.Bf1 (21.Bh3 Rf7=) 21...e4 22.Ne1 Na8 (22...Nb8 23.Rb6+=) 23.Ra1= Nc7 24.Ra7 Nb8 25.Ra2 Nba6 26.Rb2 Rf7 27.Nb3 Kf8 (better is 27...Nb8+=) 28.Na5+/– Nb5 29.Bb5 cb5 30.Rb5 Ke8 31.Nc2 Rd7 32.Rb6 (32.Na3 Nc7 33.Rb1 Re7+–) 32...f5 (32...Ke7!?+/–) 33.Na3+– Kd8 (33...Nc7 34.Nb7 Bb7 35.Rb7+–) 34.Nb5 Nb8 35.Nd6 Rc7 36.Ndb7 Bb7 37.Rb7?? (better is 37.Nb7 Ke7 38.Na5+–) 37...Rb7+/– 38.Nb7 Kc7 39.Nd6 Nd7 40.Kf1 Kc6 41.Ke2 Nb6 42.Nf7 Nd7 43.Nd8 Kc7 44.Ne6 Kc6 45.h4 Nf6 46.Nf4 Kd7 47.Nh3 Ke6 48.f3 Ke7 49.Nf2 Nh5 50.Nh1 Nf6 51.Kf2 Kd7 52.Kg2 Ke6 53.Nf2 Ne8 54.f4 Nf6 55.Kh3 h5 56.Kg2+/– Kd7 57.Kf1 Kc6 58.Ke2 Kb5 59.Kd2 Kc4 60.Ke2 Kb5 61.Nd1 Kb4 62.Kd2 Ne8 63.Nc3 Nc7 64.Kc2 Kc4? 65.Na4+– Kb5 66.Nb6 Ne6 67.Nd7 Ka6 68.c6 Kb5 69.Ne5 Kb6 70.Ng6 Kc6 71.Ne7 Kb5? 72.Nf5 Kc4 73.Kd2 Kb3 74.Ne7 Kc4 75.Ng8 Nd4 76.ed4 Kd4 77.Nf6 e3 78.Ke2 Kc3 79.Nd5 (79.Nd5 Kd4 80.Nf6+–) 1–0. Adorjan,Boton (1610) – Csunderlik,Peter (1840), HUN–chT2 Breyer, 2003. (=1.Nf3 Nf6 2.b4 g6 3.Bb2 Bg7 4.g3 0–0 5.Bg2 d5 6.0–0 c6 7.d3 Qb6 8.a3 a5)

9.Nbd2 ab4 10.ab4 Ra1 11.Qa1 Qb4 12.Ba3 Qa5 13.Be7 Qa1 14.Ra1 Re8 15.Bf6 Bf6 16.Ra8 Na6 17.e4 Nb4 18.ed5 cd5 (18...Nc2 19.Ne4 Be7 20.d6+=) 19.c4 Bd7 20.Re8 Be8 21.d4 dc4 22.Nc4 Bc6 23.Nfe5 Bg2 24.Kg2 Nc6 25.Nc6 bc6 26.Na5 Bd4 27.Nc6 Bc3 28.f4 f6 29.Ne7 Kf7 30.Nd5 Bd2 31.Kf3 f5 32.h3 h6 33.g4 Ke6 34.Nc7 Kf6 35.Nd5 ˝–˝. Vita,Fabrizio (2110) – Temi,Walter (2095), Bratto op, 1999. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0–0 5.Bg2 d5 6.0–0 c6 7.d3 Qb6 8.a3 a5)

9.Nbd2 ab4 10.ab4 Ra1 11.Qa1 Bd7 12.Qa5 Qa5 13.ba5 Na6 14.Rb1 Nb4?? (better is 14...Bc8+=) 15.Bf6+– Bf6 16.Rb4 (16.Rb4 Bc8 17.d4+–) 1–0. Cacheiro,Martin – Coppage,Michael, IECG, 2000.

9.Nbd2 Bg4 10.Rb1 =.

9.Bd4 Qc7 10.Be5 Qb6 11.Nbd2 Nbd7 12.Bc3 ab4 13.ab4 Ra1 14.Qa1 Nh5 15.Bg7 Ng7 16.Rb1 Qc7 17.c4 Nf6 18.b5 cb5 19.Rb5 Bd7 20.Rb1 dc4 21.Nc4 Bc6 22.Rc1 Rc8 23.Nce5 Nd7 24.Ng4 Nf5 25.Nh4 Nf6? (better is 25...Qd6+=) 26.Nf5 gf5 27.Nf6 ef6 28.Bc6 bc6 29.Qf6 Qd7 30.Rc5 Qe6 31.Qf5 Qf5 32.Rf5 1–0. Hickl,Joerg (2555) – Garcia Burguillo,Jose Maria (1955), Seville op, 2006. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 d5 5.Bg2 0–0 6.0–0 c6 7.d3 Qb6 8.a3 a5)

9.Bd4 Qc7 10.Be5 Qd8 11.c4 =.

9.Bd4 Qc7 10.Be5 Qd8 11.Nbd2 Nbd7 12.Bb2 Re8 13.c4 e5 14.cd5 Nd5 15.Qb3 b6 16.Nc4 Qc7 17.Rfc1 a4 18.Qc2 Bb7 19.Rd1 1–0. Poleschi,Ricardo D – Lacrimosa,Leopold, SIMUL, 1999. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0–0 5.Bg2 d5 6.0–0 c6 7.d3 Qb6 8.a3 a5)

9.Bd4 Qd8

10.Nc3 b5 11.e4 =.

10.Nc3 Nbd7 11.e4 de4 12.Ne4 (12.de4 Qc7=) 12...Re8 (12...e5 13.Be3=) 13.Nf6 Nf6 14.Bf6 (14.Re1 Be6=) 14...Bf6+= 15.Rb1 (15.d4 Bg4 16.c3 e5 17.de5 Qd1 18.Rad1 Be5+=) 15...Bg4 (15...ab4 16.ab4 Ra2 17.b5+=) 16.ba5 (16.Qe1 Qd5 17.Qe3 ab4 18.Rb4 Bf3 19.Bf3 Qd7=) 16...Ra5 (16...Bc8 17.Rb3+=) 17.Rb7 Ra3 18.Qe2 Rc3 (18...Qd6 19.h3 Bf3 20.Bf3=) 19.Rfb1 Qd6 20.h3 (20.R1b4 Bf3 21.Bf3 Ra8=) 20...Be6 (20...Bf3 21.Bf3 Ra8 22.Be4=) 21.R1b6 Qc5 22.Ne1= Bd4 23.Rc6+/– Qh5?? 24.Re6+– fe6 25.Qe6 Kf8 26.Bd5 Qd5 27.Qd5 Bf6 28.Rb3 Rcc8 29.c4 1–0. gbsrao (2220) – mic (2195), net–chess.com, 2008.

10.Nbd2 ab4 11.ab4 Ra1 12.Qa1 Na6 13.Rb1 Nc7 14.Bb6 Nd7 15.Bd4 Nf6 (15...e5 16.Bb2=) 16.Ne5 (16.c4 Ne6+=) 16...Nb5 17.Bb2 Qd6 18.c4 dc4 19.Nec4 Qd8 (19...Qb4?? 20.Ne4 Ne4 21.Bg7 (worse is 21.Be4 Bb2 22.Rb2 Qc3–/+) 21...Qb1 22.Qb1 Kg7 23.Be4+–) 20.Ne4 Nh5 (20...Re8 21.Rc1=) 21.Ne5 f6 22.Qa2 e6 23.Nf3 Qe7 24.Nc5 Bh8 25.e3 Qf7 26.d4 Ng7 27.Bf1 Nd6 28.Qb3 Ngf5 29.e4 Ne7 30.Qe3 e5 31.de5 fe5 32.Ne5 Be5 33.Be5+– Nc4 34.Bc4 Qc4 35.Bd6 Qf7 36.Rc1 Rd8 37.Be5 Kf8 38.Re1 Ng8 39.Nd3 Nf6 40.Qc5 Kg8 41.Qc3 Ng4 42.Bf4 Qa2 43.Rf1 Be6 44.Bg5 Rf8 45.h3 h6 46.Be7 Rf7 47.hg4 Re7 48.Qf6 Rg7? 49.Nf4 Bg4 50.Ng6 Qe6?? 51.Qd8 (51.Qd8 Kh7 52.Nf8 Kh8 53.Ne6 Rg8 54.Qf6 Kh7 55.Qe7 Kh8 56.Ra1 Be6 57.Qe6 Rd8 58.Qh6 Kg8 59.Qg5 Kf7 60.Qd8 Kg6 61.Qf8 Kg5 62.Qg7 Kh5 63.f4 c5 64.Qg5#) 1–0. Lebel Arias,Julia (2080) – Muller,Veronique, FRA–ch (Women), 1994. (=1.Nf3 d5 2.b4 Nf6 3.Bb2 g6 4.g3 Bg7 5.Bg2 0–0 6.d3 c6 7.0–0 Qb6)

10.Nbd2 ab4 11.ab4 Ra1 12.Qa1 Na6 13.Rb1 Nc7 14.c4 +=.

10.Nbd2 ab4 11.ab4 Ra1 12.Qa1 Na6 13.Rb1 Ne8 14.b5 Bd4 (14...cb5 15.Bg7 Ng7 16.Rb5+=) 15.Nd4+/– cb5 16.Nb5 Nf6 17.Na7 (17.c4 Qd7+/–) 17...Nc5 (17...Qc7 18.Nc8 Qc8 19.c4+/–) 18.Qa3 Ncd7 (18...Qc7 A) 19.Nc8?! Rc8 (worse is 19...Qc8 20.c4+/–) 20.c4 Qe5+=; B) 19.Nb5 Qc6 20.c4+/–) 19.Nc8 (19.c4 e6+/–) 19...Qc8 20.c4 (20.Qe7?! Qc2 21.Qb4 Ra8=) 20...e6 21.Qb3 dc4 22.Nc4+/– Qc5 23.Qb5 Rb8 24.Qc5 Nc5 25.Rb5 Rc8 26.Bb7 Nb7 27.Rb7+– Ne8 28.Rd7 Kf8 29.h4 Nf6 30.Rf7!+– Kf7 31.Nd6 Ke7 32.Nc8 Kf7 33.Nd6 Ke7 34.Nc4 Kf7 35.Kg2 Ke7 36.f4 Kf7 37.Kf3 Ke7 38.Nd2 (38.Nd2 Nd5 39.d4+–; 38.e4 Ne8+–) 1–0. Kivipelto,Kaj – Ailama,Kari, JSM Finland, 1995.

10.Nbd2 Bf5 11.c3 =.

7.d3 Qd6

8.a3= a5 9.c4 =.

8.Qd2 Nbd7 9.a4 (9.c4 dc4 10.dc4 Rd8=) 9...e5 10.Na3 a5 11.b5 (11.ba5 Re8+=) 11...e4 12.Nd4 Re8 (12...Nc5 13.Nb1+=) 13.c4 (13.bc6 bc6 14.c4 Rb8+=) 13...c5+= 14.Ndc2 (14.Nb3 d4+=) 14...d4–/+ 15.de4 Ne4 16.Qd1 (16.Qd3 Qe7 17.Rae1 Nd6+=) 16...Nb6 17.Ne1 Qc7 (17...Bf5 18.Nd3–/+) 18.Nd3 (18.Qc2 Nd6 19.Nd3 Be6–/+) 18...Nd6 (18...Bf5 19.Qc2–/+) 19.Qc2 Be6 20.e3 (20.Rae1!?–/+) 20...Nbc4–+ 21.Nc4 Nc4 22.ed4 Nb2 23.Nb2 Bd4 24.Rad1 Re7 25.Nd3 Rae8 26.Nf4 Bf5 27.Qc4 Qd8 28.Rd2 Rd7 29.Rfd1?? Bf2! 30.Rf2 Rd1 31.Bf1 Qd4 (31...Qd4 32.Qd4 cd4–+) 0–1. snowshinethedog – Atterl, ChessWorld.net, 2005.

8.Qd2 Bg4 9.Qf4 =.

8.Nbd2 Qb4–/+ 9.Bf6 Bf6 10.Rb1 Qa5–+ 11.e4 Qa2 12.Nb3 Bg4 13.ed5 cd5 14.Nc5 (14.h3 Bc8–+) 14...Nd7 (14...Rc8!? 15.Nb7 Qc2 16.Qc2 Rc2 17.Ne1–+) 15.Nd7 Bd7 16.Rb7 Bc6 17.Rc7 Rfc8 18.Rc8 Rc8 19.d4 (19.Qd2 Qb2–+) 19...Ba4 20.Qa1 (20.Ne5 Rc2 21.Qf3 Bb5–+) 20...Rc2 21.Qa2 Ra2 22.Ne5 Be5 23.de5 e6 24.Rc1 a5 25.h4 Bb3 26.Bf1 a4 27.Bd3 a3 28.Bb1 Ra1 29.Rc8 Kg7 (29...Kg7 30.Kg2 Rb1–+) 0–1. gbsrao (2120) – croach (2275), net–chess.com, 2007.

8.a3 Nbd7

9.c4 Rd8 10.c5 Qc7 11.Nbd2 b6 12.Qc2 bc5 13.bc5 e5 14.Rfb1 h6 15.Nb3 Re8 16.Nfd2 a6 17.e3 Rb8 18.Bc3 Bf8 19.f4 Ng4–/+ 20.Re1 ef4 21.ef4 Re1 22.Re1 Nc5 23.h3 Nb3 24.Nb3 Qb6 25.Nd4 Nf6 26.a4 Bc5 27.Qf2 Qa7 28.Kh1 Rb3! 29.Qc2 Rc3! 30.Qc3 Bd4 31.Qc6 Bd7 32.Qd6 Qb6 33.Qe7 Bf5 34.Qa3 Bf2 35.a5 Qb5 36.Rd1 Bg3 37.Qe7 Qb3 38.Rf1 Bd3 39.Rc1 Kg7 40.Qe3 Qb2 41.f5 Ne4 42.Rc8 Nf2 43.Kg1 Nh3! 44.Kh1 Nf2 45.Kg1 Bh2! 46.Kh2 Ng4 47.Kg1 Ne3 48.Bf3 Qa1 49.Kf2 Nf5 50.Be2 Qd4 51.Ke1 Qg1 52.Kd2 Qe3 53.Kc3 Bc4 54.Kb2 Qe2 55.Kc1 Nd4 56.Rc4 dc4 57.Kb1 Qc2 58.Ka1 Nb3 0–1. COMP – COMP, 2002.

9.c4 Rd8 10.Nbd2 c5 11.Qa4 e6 12.Rfc1 Qe7 13.bc5 Nc5 14.Qb4 a5 15.Qc3 Na4 16.Qb3 Nb2 17.Qb2 Bd7 18.d4 dc4 19.Nc4 Bc6 20.Nfe5 Bg2 21.Kg2 Ne4 22.f3 Nd6 23.Nb6 Ra6 24.e4 f6 25.Nd3+/– Bh6 26.Rc2 Ne8 27.d5 Be3 28.Nc8 Qd7 29.Re1 Rc8 30.Rc8 Qc8 31.Re3 ed5 32.ed5 Nc7 33.Nf4 Rd6 34.Re7 Nd5 35.Nd5 Rd5 36.Rb7 Qc6 37.Ra7 Re5 38.Qb8 Re8 39.Qb3 Kh8 40.Kh3 Re5 41.g4 h5 42.Qb8 Re8 43.Qg3 Re5 44.Qf2 hg4 45.fg4 Qe6 46.Ra8 Kg7 47.Ra7?? Kh6–+ 48.Qf4 g5 49.Qg3 Re3 50.Rc7 f5 51.Kg2 0–1. Comet B50 – Crafty 19.01, 2004.

9.c4 Rd8 10.cd5 Nd5 11.Bg7 Kg7 12.Nbd2 Ne5 13.Ne4 Nf3 14.Bf3 Qe5 15.d4 Qc7 16.Qd2 h6 17.Rac1 Bh3 18.Rfd1 a5 19.b5+/– Rab8 20.Rc5 e6 21.bc6 b6 22.Rcc1 Rbc8 23.Nc3 Nc3 24.Qc3 f6 25.a4 h5 26.Be4 Rd6 27.Qc2 f5 28.Bf3 h4 29.gh4 Rh8 30.Qb2 Rh4 31.d5 Kh7 32.de6 Rc4 33.Qf6 Qg7 34.Qg5 Rd1 35.Rd1 Ra4 36.Qc1 f4 37.Rd7 Be6 38.Rg7 Kg7 1–0. Fritz 6 – Comet B25, 2004.

9.c4 e5 10.Qc2 Re8 11.Nbd2 a5 (11...b6 12.Rac1=) 12.c5 Qc7 13.Rfc1 Rb8 14.e3 ab4 15.ab4 b6 16.Nb3 bc5 17.bc5 Nf8 18.Ra3 Bf5 19.Rca1 N8d7 20.Nfd2 Rb5 21.h3 Reb8 22.g4 Be6 23.g5 Nh5+= 24.R1a2 f6 25.gf6 Nhf6 26.Ra7 Qd8 27.R2a6 d4+= 28.Bc6 Bb3 29.Nb3 Rb3 (29...Rb3 30.Rd7 Nd7 31.Bd5 Kh8 32.Bb3 de3 33.fe3 Qg5 34.Kh2 Qe3–/+). Double Wood – Atterl, ChessWorld.net, 2006.

9.Nbd2 a5 10.c3 Ne5 (10...Re8 11.Qb3=) 11.Qc2 (11.h3 Nf3 12.Nf3 Re8=) 11...Nf3 12.Nf3 Rd8 (12...h6 13.Rfb1=) 13.c4 dc4 14.Qc4 Be6 (14...Qe6 15.Qe6 Be6 16.ba5 Ra5 17.Rab1=) 15.Qc5 Nd5 16.Bg7 Kg7 17.Ng5 ab4 18.Ne6 Qe6+= 19.ab4 Ra1 20.Ra1 Qe2–/+ 21.Bd5 Rd5–+ 22.Qc3 e5 23.Re1? Qd3 24.Qd3 Rd3 25.Re5 Rd4 26.b5 Rd5 27.Rd5 cd5 28.Kf1 Kf6 29.Ke2 Ke5 30.Kd3 g5 31.h3 b6 32.f3 h5 33.Ke3 d4 34.Kd3 h4 35.gh4 gh4 36.Kc4 0–1. Kapote – Atterl, ChessWorld.net, 2005.

9.Nbd2 a5 10.c4 ab4 11.cd5 cd5 =.

9.Nbd2 a5 10.e4 e5 11.ed5 cd5 12.c4 =.

9.Nbd2 e5 10.c4 Re8 11.e4 h6 12.Re1 de4 13.de4 c5 14.b5 a6 15.Qc2 Nh7 16.Red1 Nhf8 17.Nf1 Qf6 18.Ne3 Ne6 19.Nd5 Qd8 20.a4 Nd4 21.Nd4 ed4 22.f4 ab5 23.ab5 Ra1 24.Ra1 Nb6 25.Qb3 Be6 26.e5 f6 27.ef6 Bd5 28.Bd5 ˝–˝. Ravisekhar,Raja (2355) – Katdare,Jayant C (2270), IND–ch India, 1988.

9.Nbd2 e5 10.e4 h6 11.Re1 d4 12.Nc4 Qe6 13.a4 Ne8 14.Ba3 b5=+ 15.ab5 cb5 16.Na5 Nb6 17.Nb3 Na4 18.Nc5 Nc5 19.bc5 Nc7 20.Rb1 a5 21.Bc1 Qc6 22.Ra1 Qc5 23.Nd2 a4 24.Ba3 b4 25.Bc1 Nb5 26.Nb1 Bd7 27.h3 Rfc8 28.Re2 a3 (29.Qf1 Be6–+) 0–1. Briceno,Jose A – Vetter,Udo, ETC, 2005.

7.d3 Nbd7

8.a4 a6 9.c4 dc4 10.dc4 Nb6 11.Qc2 Bf5 12.Qb3 Be6 13.Nbd2 Nh5 14.Bg7 Ng7 15.a5 Nc4 16.Nc4 b5 17.Qc3 Bc4 18.Rfe1 e6 19.e3 Nf5 20.Nd4 Nd4 21.ed4 Bd5 22.Re5 f6 23.Re3 f5 24.Rae1 Re8 25.Qc5 Kf7 26.Re5 h5 27.Bd5 cd5 28.Qc6 Qc8 29.Qd6 Ra7 30.Kg2 Rd7 31.Qb6 Rde7 32.f4 Qb7 33.Re6 Qb6 34.Re7 Re7 35.Re7 Ke7 36.ab6 Kd7 37.h3 Kc6 38.g4 fg4 39.hg4 hg4 40.Kg3 Kb6 41.Kg4 a5 42.ba5 Ka5 43.Kg5 b4 44.Kg6 b3 45.f5 b2 46.f6 b1Q 47.Kg7 Qg1 48.Kf8 Kb4 49.f7 Qd4 50.Ke7 Qc5 51.Kf6 Qf8 52.Ke5 Kc4 53.Ke6 d4 0–1. rryy44 – markiz07, kurnik, 2012.

8.a4 a6 9.c4 e6 10.b5 ab5 11.cb5 cb5 12.ab5 Ra1 13.Ba1 Nb6 14.Bd4 Bd7 15.Nc3 Ng4 16.Bg7 Kg7 17.e3 Nf6 18.Ne5 Qe7 19.d4 Rc8 20.Nd7 Qd7 21.Qb3 Rc4 22.Ne2 Qc7 23.Nf4 Rc3 24.Qb4 Rc1 25.Nd3 Rf1 26.Bf1 Ne4 27.Ne5 h5 28.h4 Qd6 29.Qa5 f6 30.Nd3 Nc4 31.Qa7 Qc7 32.Nf4 Kf7 33.Bc4 dc4 34.f3 Ng3 35.Kf2 Nf5 36.d5 ed5 37.Nd5 Qd7 38.Qc5 Qd6 39.Qc4 Kg7 40.f4 Nh4 41.Ke2 Nf5 42.e4 Ne7 43.Kf3 Nd5 44.Qd5 Qd5 45.ed5 Kf7 46.Ke4 Ke7 47.Kd4 Kd6 48.Ke4 h4 49.Kf3 g5 50.fg5 fg5 51.Kg4 Kd5 52.Kg5 h3 53.Kf5 h2 54.b6 h1Q 55.Kf6 Qe1 56.Kf7 Kc6 57.Kf6 Kb6 58.Kf5 Kc5 59.Kf4 b5 0–1. rryy44 – anagnosk, kurnik, 2012.

8.a4 Qb6 9.Nbd2 a5 10.b5 cb5 11.Bd4 Qc6 12.ab5 Qb5 13.c4 dc4 14.Nc4 Qh5 15.Qb3 Ra6 16.Rfb1 Nc5 (16...Nb8!?=) 17.Qb5+= Nfd7 (17...Ne6!? 18.Qh5 Nh5 19.Bg7 Kg7 20.Ra5 Rd8+=) 18.Bg7+/– Kg7 19.Ra5 b6 20.Qb2 f6 21.Rb5 Bb7 22.d4 Na4 23.Qb4 Qg4 24.Qe7 Rf7 25.Qe3 Bc6? 26.Nd6 Bb5 27.h3 Qh5 28.Rb5 f5 29.Qe8 Rf8 30.Qd7 Kf6 31.Re5 (31.Re5 Qf3 32.Qe7) 1–0. Davis,Edward – Roberts,Paul, Edinburgh op, 1989. (=1.Nf3 Nf6 2.g3 d5 3.Bg2 g6 4.b4 Bg7 5.Bb2 0–0 6.0–0 Nbd7 7.d3 c6)

8.Nc3 e5+= 9.a3 Re8 10.Qd2 e4 11.Nd4= e3 12.fe3+= Bh6 13.Bh3?? Be3–+ 14.Qe3 Re3 15.Bd7 Bd7 16.Rae1 Ng4 17.Nd1 Re8 18.Nf3 a5 19.Bc3 ab4 20.Bb4 Qc7 21.Ng5 Be6 22.Rf4 h5 23.Ref1 Bf5 24.Bc5 Re2 (24...Re2 25.h3 Nh6–+) 0–1. toolman – snowshinethedog, ChessWorld.net, 2005.

8.c4 a5 9.a3 Re8 10.cd5 cd5 11.Qb3 a4 12.Qc2 e5 Black claimed a win on time 0–1. Snoopy85 – whitecat25, ChessWorld.net, 2014. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0–0 5.Bg2 c6 6.0–0 d5 7.d3 Nbd7)

8.c4 a6 9.Nbd2 h6 10.Qb3 b5 11.Nd4 Bb7 12.N2f3 e5 13.Nc2 e4 14.Nfd4 ed3 15.ed3 Qb6 16.a4 dc4 17.dc4 bc4 18.Qc4 Ne5 19.Qe2 Rfe8 20.Nb3 Nfd7 21.Bd4 Qc7 22.Rfe1 c5 23.Bb7 Qb7 24.Nc5 Nc5 25.Bc5 Nf3 0–1. gentelmenjoe (1870) – mocztenora (1875), kurnik, 2012. (=1.Nf3 c6 2.g3 d5 3.Bg2 Nf6 4.0–0 g6 5.b4 Bg7 6.Bb2 0–0 7.d3 Nbd7)

8.c4 b5 9.cb5 cb5 10.Nc3 a6 11.a4 ba4 12.Na4 Bb7 13.Nc5 Nc5 14.bc5 d4 15.Qa4 (15.Nd4?! Bg2 16.Kg2 Qd5 17.e4 Qc5=) 15...Rc8 16.Qd4 Qc7 17.Qb4 Nd5 18.Qb3 Bb2 19.Qb2 Rb8 20.Rfc1 Ne3 21.fe3 (better is 21.c6!? Bc8 22.Qe5 Qe5 23.Ne5 Ng2 24.Kg2+–) 21...Bf3+/– 22.Qd2 Bg2 23.Kg2 Qc6 24.Kg1 Rb5 25.Ra5 Rb3 26.Qa2 Qe6 27.e4 Rfb8 28.Ra6 Qe5 29.Ra8 Qd4 30.Kf1 h5?? (30...Qe3 31.Rc4 h6 32.c6 Ra8 33.Qa8 (33.Qb3 Ra1 34.Kg2 Qe2 35.Kh3 Rh1 36.Qb8 Kh7 37.g4 Qf1 38.Kg3 Rg1 39.Kh4 g5 40.Kh5 Qh3) 33...Kh7 34.Qa2+–) 31.Qb3 Ra8 32.Qc3 Qe3 33.c6 h4 34.Qc5 Qd2 35.c7 Rc8 36.Rb1 hg3 37.hg3 Qh6 38.Kg2 Qd2 39.Rb8 Qe2 40.Qf2 Qg4 41.Rc8 Qc8 42.Qb6 1–0. Guerrini,Donato – Guidi,Maurizio, Bernate op, 1999. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 d5 5.Bg2 0–0 6.0–0 Nbd7 7.d3 c6)

8.c4 Nb6 9.c5 Nbd7 10.Nbd2 e5 11.Ne5 Re8 12.d4 Ne5 13.de5 Ng4 14.Rb1 Ne5 15.Ba1 Bg4 16.f3 Be6 17.Re1 d4 18.a3 Qd7 19.Ne4 Nc4 20.Qa4 b5 21.cb6 ab6 22.Qd1 Ne3 23.Qd2 Ra3 24.Qc1 Ra1 25.Ra1 Bh3 26.Bh1 d3 27.ed3 Ba1 28.Qa1 Re4 29.de4 Nc2 30.Qa8 Kg7 31.Rc1 0–1. JAY2PLAY – fybliss, ChessWorld.net, 2014. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 d5 5.Bg2 0–0 6.0–0 c6 7.d3 Nbd7)

8.c4 Nb6 9.Nbd2 Re8 10.a4 h6 11.a5 Nbd7 12.a6 ba6 13.Ne5 Ne5 14.Be5 Bb7 15.Qc2 Nd7 16.Bg7 Kg7 17.Nb3 e6 18.Na5 Qb6 19.Rfb1 Bc8 20.Qa4 Nb8 21.c5 Qc7 22.d4 Bd7 23.e3 e5 24.Nb3 Bf5 25.Rc1 Nd7 26.Qa6 Reb8 27.Qa4 Rb5 28.Bf1 Rbb8 29.Na5 ed4 30.ed4 Rc8 31.Ba6 Nb8 32.Bc8 Qc8 33.b5 Be4 34.f3 Bf3 35.bc6 Qh3 36.Ra2 Be4 37.c7 Nd7 38.Qc6 Rc8 39.Qd6 h5 40.Nc6 h4 41.Ne7 Re8 42.c8Q Rc8 43.Nc8 Nf6 44.Qe5 hg3 45.Qg3 Qh5 46.Rf2 Ng4 47.Rf4 f5 48.Rg4 Qg4 49.Qg4 fg4 0–1. gentelmenjoe (1875) – adamk112 (1970), kurnik, 2012. (=1.Nf3 Nf6 2.g3 c6 3.Bg2 d5 4.0–0 g6 5.b4 Bg7 6.Bb2 0–0 7.d3 Nbd7)

8.c4 e5 9.Qb3 Re8 10.cd5 Nd5 11.Nc3 N7b6 12.Ne4 a5 13.a3 Be6 14.Nc5 Nf4 15.Ne6 Ne2 16.Kh1 Re6 (worse is 16...fe6 17.b5 Qd5 18.Qc2=) 17.Rfe1 a4 18.Qc2 Nd4 19.Bd4 ed4 20.Re6 fe6 21.Re1 Qd6 22.Ng5 e5 23.Qa2 Nd5 24.Ne4 Qf8 25.Nc5 Qf7 26.Bh3 Kh8 27.Kg1 Qc7 28.Qc4 b5 29.Qc2 Ra7 30.Qe2 Qd6 31.Qg4 Rf7 32.Bg2 h5 33.Qh3 Kg8 34.Be4 Bf8 35.Qe6 Qe6 36.Ne6 Bd6 37.Nd8 (37.Bg6? Rf6 38.Nd4 ed4 (38...Rg6?! 39.Nc6 Rg7 40.Ne5+=) 39.Bh5 Nc3–+) 37...Rf6 38.Nc6 Nc3 39.Bg2 g5 40.Ne5 Re6 41.f4 gf4 42.gf4 Rf6 43.Bf3 Rf4 44.Kg2 Rf5 45.Nc6+/– Rf4 46.Re6 Bf8 47.Re5 h4 48.h3 Kf7 49.Nd8 Kf6 50.Re8 Be7 51.Nc6 Bd6 52.Bg4 Kg7 53.Re6 Bf8 54.Re5 ˝–˝. Mittermeier,Peter (2035) – Mira,Helene (2185), AUT–chT, 1996. (=1.Nf3 Nf6 2.g3 g6 3.b4 d5 4.Bg2 Nbd7 5.Bb2 c6 6.0–0 Bg7 7.d3 0–0)

8.c4 e5 9.cd5 Nd5 10.Qb3 =.

8.c4 e5 9.Be5 Ne5 10.Ne5 Ng4 11.Ng4 Bg4 –+.

8.c4 e6 9.Nbd2 Re8 10.a4 Qb6 (10...Qe7 11.b5=) 11.Ba3 (11.Qb3 e5=) 11...e5 12.Qc2 e4 13.de4 de4 14.Ng5 (better is 14.c5!? Qd8 15.Nd4=) 14...e3–/+ 15.c5 ef2 (better is 15...Qd8!? 16.fe3 Qe7–/+ (16...Re3?! 17.Nc4 Qe7 18.Ra2=)) 16.Rf2= Qc7 (16...Qd8 17.Bb2 Ne5 18.Nc4=) 17.Raf1 (17.Bb2 Ne5=) 17...Re7 (17...Bh6 18.Nf7 Kf7 19.Ne4+=) 18.Bb2+= Nd5?? (18...Bh6 19.Nde4 Ne4 20.Nf7 Nf2 21.Nh6 Kf8 22.Rf2 Ke8+–) 19.Bd5 cd5 20.Bg7 Kg7 21.Rf7 Rf7 22.Rf7 Kh6 23.Ndf3 Qc6 1–0. Kapote – snowshinethedog, ChessWorld.net, 2005.

8.Nbd2 a5 9.a3 Qb6 10.Bd4 Qc7 11.Bb2 e5 12.e4 Re8 13.c3 b5 14.Qc2 Bb7 15.Rfe1 ab4 16.ab4 de4 17.de4 c5 18.Ra8 Ba8 19.Qd3 c4 20.Qc2 Bc6 21.Nf1 Nb6 22.N3d2 Bh6 23.Ne3 Qb7 24.f3 Rd8 25.Ndf1 Rd3 26.Bc1 Bf8 27.Nd1= Na4 28.Be3 h5 29.Nd2 Bg7 30.Bf1 Rd8 31.Nf2 Nd7 32.Be2 Nf8 33.Nf1 Ne6 34.Rd1 Rf8 35.Bc1 Nb6 36.Be3 Bf6 37.Ra1 Nd4 38.Qb2? Na4–/+ 39.Qd2? Nc3!–+ 40.Bd1 Nd1 41.Qd1 Rd8 42.Ra2 Ra8 43.Ra8 Qa8 44.Nd2 Qa3 45.Bd4 ed4 46.f4 Qb4 47.e5 Be7 48.f5 d3 49.fg6 fg6 50.Nde4 Be4 51.Ne4 Qb2 52.Qf3 Qe5 53.Kg2 Kg7 54.h4 b4 55.Nf2 b3 56.Qb7 d2 57.Nd1 Kh6 58.Qf3 Bf6 59.Ne3 b2 60.g4 b1Q 61.g5 Kh7 62.gf6 Qbe4 (62...Qbe4 63.Qe4 Qe4 64.Kf2 Qh4 65.Ke2 Qe1 66.Kf3 c3 67.Ke4 d1Q 68.f7 Qh4 69.Ng4 Qhg4 70.Ke3 Qgd4#) 0–1. Stopkin,V (2310) – Kruglyakov,P (2300), 4th V.Nabokov Mem Kyiv UKR, 2006.

8.Nbd2 a5 9.a3 Qc7 10.c4 dc4 11.Nc4 ab4 12.ab4 Ra1 13.Qa1 Nb6 14.Be5 Qd8 15.Na5 Ne8 16.d4 Nd5 17.Bg7+= Ng7 18.e4 Nc7 19.Rd1 Qd6 20.Ne5+= Nb5 21.Qb2 Rd8 22.d5 e6? 23.Ng4?? ed5+= 24.Nf6 Kh8 25.ed5 Qe7 26.Rc1 Rd6 27.dc6 b6 28.Nd5 Rd5 29.Bd5 ba5 30.ba5 Nd6 31.Qb6 Ne6? 32.a6 Qg5 33.Qb2 Kg8 34.Be6 Be6 35.a7 (35.a7 Qd8 36.Rd1+–) 1–0. Poley,V (2330) – Huisman,H (2000), 17th Open, Avoine FRA, 2002. (=1.Nf3 Nf6 2.g3 g6 3.b4 d5 4.Bb2 Bg7 5.Bg2 0–0 6.0–0 Nbd7 7.d3 c6)

8.Nbd2 a5 9.a3 Re8 10.c4 e5 11.c5 b6 12.Qc2 bc5 13.bc5 Bf8 14.d4 ed4 15.Nd4 Qc7 (worse is 15...Nc5 16.Nc6 Qd6 17.Nd4=) 16.Rac1 Ba6 17.Rfe1 Nc5 18.N2b3 Nfd7 19.Nc5 Nc5 (19...Bc5?! 20.Nb3 Bb6 21.Qc6 Qc6 22.Rc6=) 20.Qc3 f6 21.Nb3 Nb3 22.Bd5+/– Kh8 23.Qf6+– Bg7 24.Rc6 Bf6 25.Bf6 Qg7 26.Bg7 Kg7 27.Bb3 Be2? 28.Ba4 Re4? 29.Rc7 Kh8 30.Bc6 a4 1–0. Gey,Marc_Emile (2030) – Lozac'Hmeur Yann (2000), Festival Saint–Lo fide, 2000. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0–0 5.Bg2 d5 6.0–0 Nbd7 7.d3 c6)

8.Nbd2 a5 9.a3 Re8 10.e4 Ne4–/+ 11.Bg7 Nd2 12.Qd2 Kg7 13.d4 Nb6 14.Qc3 Nc4 15.Nd2 Nd2 16.Qd2 Bf5 17.Rfb1 ab4 18.ab4 Qb6 19.Qc3 Ra1 20.Ra1 e5 21.de5 d4 22.Qd2 Re5 23.Rd1 h5 24.h3 c5 25.bc5 Qc5 26.Qd4 Qd4 ˝–˝. Cox,JohnJ (2375) – Sen,S (2095), Uxbridge Congress Open, Uxbridge ENG, 2009.

8.Nbd2 a6 9.c4 Re8 10.cd5 Nd5 11.Bg7 Kg7 12.Qb3 Kg8 13.h4 e5 14.h5 Qf6 15.h6 N7b6 16.Ne4 Qe6 17.Nfg5 Qf5?? (better is 17...Qe7+=) 18.Bh3+– Qh3 19.Nh3 Bh3 20.Rfe1 f5 (20...Re7+–) 21.Ng5 Bg4 22.f3 Bh5 23.e4 fe4 (23...Re7 24.ed5 Nd5 25.Qb2+–) 24.de4 Rf8 25.ed5 Nd5 26.Re5 Bf3 27.Nf3 Rf3 28.Qf3 Rf8 29.Qe2 (29.Qe2 Nc7 30.Qc4 Nd5 31.Rd5 cd5 32.Qd5 Rf7 33.Re1 Kh8 34.Re8 Rf8 35.Rf8#; 29.Qf8 Kf8 30.Rf1 Nf4 31.Rf4 Kg8 32.Re8#) 1–0. vallejos – ws56, kurnik, 2012.

8.Nbd2 b5 9.a3 Nb6 10.c4 Na4 11.Be5 e6 12.cb5 cb5 13.Nb3 Nd7 14.Bg7 Kg7 15.Qc2 Qf6 16.Na5 Ndb6 17.Rac1 a6 18.Nc6 Bd7 19.Nce5 Rfc8 20.Qa2 Be8 21.Qa1 Rab8 22.Rfe1 Nd7 23.Nd7 Bd7 24.Qf6 Kf6 25.Nh4 Nc3 26.Nf3 e5 27.Nd2 d4 28.Ne4 Kg7 29.Kf1 Be6 30.Rc2?? Bb3 31.Rcc1 Ne4 32.Be4 f5 33.Bg2 Kf6 34.Rc8 Rc8 35.Bb7 Rc3 36.Ba6 Ba4 37.Ra1 h5 38.Bb7 g5 39.h3 1–0. linakip – odoj, kurnik, 2012.

8.Nbd2 b6 9.c4 dc4 10.Nc4 Bb7 11.Nfe5 Ne5 12.Ne5 Qc7 13.Rc1 c5 14.bc5 bc5 15.Bb7 Qb7 16.Qc2 Rfc8 17.Rb1 Qd5 18.Qc4 Qc4 19.Nc4 Nd5 20.Bg7 Kg7 21.Rfc1 Rcb8 22.Kf1 e6 23.Ke1 h5 24.h4 Kf6 25.Kd2 a5 26.a3 a4 27.Kc2 Ke7 28.e4 Nc7 29.Rb8 Rb8 30.Rb1 Nb5 31.Kd2 Rb7 32.f4 f6 33.e5 f5 34.Nd6 1–0. gentelmenjoe (1950) – redbullworld (1870), kurnik, 2012.

8.Nbd2 Qb6 9.a3 a5 10.Rb1 Re8 11.c4 e5 12.Qc2 ab4 13.ab4 Qb4 14.cd5 Nd5 15.Be5 Qf8 (15...Qc5!? 16.Qc5 Nc5 17.Bg7 Kg7=) 16.Bg7+= Qg7 17.Rfe1 Nc3 18.Rb3 Nb5 (worse is 18...Ne2 19.Kf1+/–) 19.Nc4 Ra1 (better is 19...Qf6!?=) 20.Rb5!+/– cb5 21.Nd6 Ne5 22.Ne8 Nf3+/– 23.Bf3 Re1 24.Kg2 Bh3 25.Kh3 Qe5 26.Nc7 Rg1 27.d4 Qd4 28.Nd5 h5 29.Qe4 Qe4 30.Be4 Kg7 31.Nb4 g5 32.f3 Kf6 33.Bb7 Kg6 34.Nd3 f5 35.f4 g4 36.Kh4 b4 37.Bd5 b3= 38.e4?? Rd1 39.ef5 Kf5?? 40.Nf2?? Rd5–+ 0–1. Vitouch,A (2230) – Wagner,Stef (2130), TCh–AUT 2nd Bundesliga Ost, 2008.

8.Nbd2 Qb6 9.a3 a5 10.Bd4 Qc7 11.Rb1 ab4 12.ab4 b5 13.c4 bc4 14.dc4 Ng4 (better is 14...e5!? 15.Bb2 Re8=) 15.Bg7+= Kg7 16.h3 Ngf6 17.cd5 cd5 18.Nd4 Bb7 19.Rc1 Qb6 20.N2f3 Rfc8 (20...Qb4? 21.Rb1 Qd6 22.Rb7+–) 21.Rc8 Rc8 22.Qa1 Rc4 23.Rb1 Rb4 24.Rb4 Qb4 25.Kh2 e5 26.Nc2 Qd6 27.Qa7 Qa6 28.Qa6 Ba6 29.e3 Ne4 30.Nb4 Bc4 31.Nc6 f6 32.Na5 Nf2 33.Nd2 Ba2 34.Nab3 Nb6 35.Kg1 Nd3 36.Bf1 Nb4 37.Bb5 Nc2 38.Bd3? Ne3 39.Kf2 Nec4 40.Bc4 Nc4 41.Nc4 dc4 42.Nc1 Bb1 0–1. gbsrao (2340) – leonine (2380), net–chess.com, 2011.

8.Nbd2 Nb6 9.a4 a6 10.a5 Nbd7 11.c4 dc4 12.Nc4 Qe8 13.Qc2 c5 (13...Qd8 14.Bd4+/–) 14.Nce5 (better is 14.bc5!? Qd8 15.e3+–) 14...Ne5 15.Be5 cb4 16.Qb3 Be6 17.Qb2 b3 18.Nd4 Rc8? (18...Qd7+=) 19.Nb3?? (better is 19.Ne6!? fe6 20.Bb7+–) 19...Bb3 (better is 19...Qb5!? 20.Ra3 Rfd8=) 20.Qb3+/– Nd7? (better is 20...Rc5 21.d4 Rb5+/–) 21.Bg7+– Kg7 22.Qb7 Nc5+/– 23.Qb4 Qb5? 24.Qd4 f6 25.Rfb1 Qd7? 26.Qd7+– Nd7 27.Bb7 Rb8 28.Ba6 Rb1 29.Rb1 Ra8 30.Bb5 Nc5 31.a6! Na6 32.Ra1 Nc7 33.Ra8 Na8 34.Bc6 Nc7 35.Kg2 e5 36.Kf3 h6 37.h4 Kf7 38.Ke4 Ke7 39.d4 Kd6 40.Bb7 ed4 41.Kd4 Ne6 42.Ke4?? Nc5–+ 43.Kf4 Nb7 44.e4 Nc5 45.f3 Nd3 46.Ke3 Ne5 47.Kf4 g5 48.hg5 hg5 49.Ke3 Ng6 50.Kf2 Ke5 51.Ke3 Kd6 52.Kf2 Kc5 53.Ke3 Ne7 54.f4 g4 55.f5 Nc6 56.Kf4 Ne5 57.Ke3 Kc4 58.Kf4 Kd3 ˝–˝. giorgo – unro78i, kurnik, 2012.

8.Nbd2 e5 9.Ne5+= Ne5 10.Be5 Re8 11.Bf6 Bf6= 12.e4 Ba1–/+ 13.Qa1 Qd6 (13...Be6 14.Re1–/+) 14.ed5+= cd5 15.Re1 (15.Qd4 Rd8+=) 15...Be6 (better is 15...Bf5 16.a3 Re1 17.Qe1 Qd7+=) 16.Qf6? (16.Qd4 Qb6 17.Nb3 Qa6+=) 16...Rad8 (16...Qb4 17.Re2–+) 17.Nf3 (17.a3!?–/+) 17...Qb4–+ 18.Re5 (18.c3 Qe7 19.Qf4 Qa3–+) 18...Qe7 (18...Rd7 19.Bh3 Qb6 20.Re6 Re6 21.Be6 Qe6 22.Qd4–+) 19.Qf4 (19.Qe7 Re7 20.Nd4 Kg7–/+) 19...Rc8 (19...Qd7 20.Ng5–+) 20.Ng5 (20.Nd4 Qc7 21.Bd5 Bd5 22.Rd5 Qf4 23.gf4–+) 20...Rc2 (better is 20...Qd7 21.Ne6 fe6–+) 21.Qh4? h5–+ 22.Bh3?? Qf6 23.Be6 Qf2 (23...Qf2 24.Kh1 Qg2#) 0–1. gbsrao (2135) – fersbery (2145), net–chess.com, 2007.

8.Nbd2 e6 9.Qc1 a6 10.c4 dc4 11.Nc4 Nb6 12.Nb6 Qb6 13.a3 a5 14.Bd4 Qc7 15.Qb2 Ne8 16.Bg7 Ng7 17.b5 cb5 18.Qb5 b6 19.Rfc1 Qd8 20.Ne5 Ba6 21.Qb3 Rc8 22.Rc8 Qc8 23.Qb6 a4? 24.Qb4 Nf5 25.Qa4 Bb7? 26.Nf3 Bf3 27.Bf3 Qe8? 28.Qc2?? Qc8? 29.Qd2 Qa6 30.a4 Rb8 31.a5 Nd4 32.Bg2 Nb3 33.Qb2 Rb5 34.Rb1 Qa5 35.Bc6 Rb4 36.Qc3 (36.Qc3 Qa2 37.Qb4 Qb1 38.Kg2+/–) 1–0. giorgo – parvan, kurnik, 2012.

8.Nbd2 e6 9.c4 b6 10.Qb3 Bb7 11.Rac1 dc4 12.Nc4 Nb8 13.Rfd1 Nd5 14.Bg7 Kg7 15.e4 Ne7 16.e5 Nd5 17.Nd6 Qd7 18.Nd4 Rd8 19.f4 Qe7 20.f5 Kg8 21.f6 Qc7 22.Bd5 ed5 23.Qd5 a5 24.b5 Ra7 25.bc6 Ba8 26.N4b5 1–0. gentelmenjoe (1965) – zane (1860), kurnik, 2012.

8.Nbd2 e6 9.c4 b6 10.Rc1 Bb7 11.cd5 (11.Rc2 a5 12.ba5 Ra5=) 11...cd5 (11...ed5 12.Nd4 c5 13.bc5 Nc5 14.N2b3=) 12.Qa4 a6 13.Nb3 Rc8 14.Ne5 (14.Rc8 Qc8 15.Nbd2 Bc6=) 14...Ne5 15.Rc8 Qc8 16.Be5 Qd7 17.Qa3 Rc8 18.b5 (18.Rc1 Ne8 19.Rc8 Qc8=) 18...a5 (18...Qb5 19.Qe7 Ba8 20.Bh3+=) 19.Bd4 (19.Qb2 Nh5 20.Bf3 Be5 21.Qe5 a4+=) 19...Qd8 (19...Qb5 20.Qe7 Ba6 21.Qa7+=) 20.Rc1 Rc1 21.Qc1 Nd7 22.Bg7 Kg7 23.Nd4 Nc5 24.Nc6 Qc7 25.Qc3 Kg8 26.e4 (26.Ne5 Qd6 27.d4 Nd7=) 26...Bc6= 27.bc6 d4 28.Qd4 Qc6 29.Qc3 Qb5 30.Bf1 Qa4 31.Qe5 (31.Qb2 Qb4 32.Qb4 ab4=) 31...Nd7 (31...Qa2 32.Qb8 Kg7 33.Qe5 Kf8 34.d4=) 32.Qd6 (32.Qb2 b5=) 32...e5 33.Bh3= Nc5 34.Qb8+/– Kg7 35.Qe5 Kh6? 36.Qf4 Kg7+= 37.Qe5 Twofold repetition 37...Kh6 38.d4 Nd3+/– 39.Qf6 Qa2? 40.Bf1 Qb1?? 41.Qf7+– a4 42.Qf8 Kg5 43.Kg2 Ne1 44.Kh3 Qe4 45.f4 (45.f4 Qf4 46.Qf4 Kh5 47.Qh4) 1–0. Fluvia Poyatos,J (2245) – Homedes Pedret,C, ESP–ch U20 Mondariz, 2002. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0–0 5.Bg2 d5 6.0–0 c6 7.d3 Nbd7)

8.Nbd2 Nh5 9.Qc1 Bb2 10.Qb2 Ng7 11.c4 dc4 12.Nc4 Nb6 13.Qb3 Nc4 14.dc4 e6 15.a3 Qe7 16.c5 f5 17.Ne5 Kh8 18.Nc4 e5 19.Nd6 e4 20.Rfe1 b6 21.f3 bc5 22.bc5 Be6 23.Qc3 Rad8 24.fe4 fe4 25.Be4 Rd6 26.cd6 Qd6 27.Qc6 Qc6 28.Bc6 Nf5 29.e4 Nd4 30.Bd5 Nc2?? 31.Be6 Ne1 32.Re1 Re8 33.Bd5 Kg7 34.Kf2 Kh6 35.Ke3 Kg5 36.h3 h5 37.Rg1 Kh6 38.Rf1 Rb8 39.a4 Rb2 40.Rf7 Rh2 41.h4 Rb2 42.Ra7 Rb4 43.a5 Rb5 44.a6 Rb6 45.Ra8 Kg7 46.Bb7 Rb3 47.Kf4 Kf6 48.Re8 Rb4 49.Bd5 Ra4 50.Re6 Kg7 51.Kg5 Ra3 52.g4 hg4 53.Kg4 1–0. giorgo – lucynka0310, kurnik, 2012.

8.Re1 b6 9.e4 de4 10.de4 Bb7 (10...Qc7 11.e5 Nd5 12.a3=) 11.e5 (11.c4 a5 12.e5 Ne8=) 11...Ng4 (11...Ne8 12.Nc3+=) 12.h3 (12.Qd4 Nh6+=) 12...Nh6= 13.Ng5 (13.Nc3 a5 14.b5 Qc7=) 13...e6 (13...Qc7 14.f4=) 14.c4 (14.f4 Qe7 15.Ne4 c5+= (worse is 15...Qb4 16.Ba3 Qa5 17.Bf8 Nf8 18.Qd2+/–)) 14...Qc7= 15.f4 (15.Nf3 Rad8 16.Qe2 c5=) 15...Nf5 (15...c5 16.Bb7 Qb7=) 16.Na3 (better is 16.Qf3!?=) 16...Ng3–/+ 17.Qg4 Nf5 18.Nc2 c5 19.Ne3 Bg2 20.Qg2 cb4 21.Nf5 gf5 22.Kh1 (22.Kh1 Rfd8 23.Rg1–+). geebs (2135) – chesskide (2000), net–chess.com, 2005.

8.e4 a5 9.a3 (9.ed5 cd5 10.b5 Nc5=) 9...ab4 10.ab4 de4?? (better is 10...Ra1 11.Ba1 de4 12.de4 Ne4 13.Bg7 Kg7+=) 11.Ra8+– ef3 12.Bf3 1–0. gbsrao (2285) – croach (2235), net–chess.com, 2010. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0–0 5.Bg2 c6 6.d3 d5 7.0–0 Nbd7)

8.e4 de4 9.de4 Ne4 10.Bg7 Kg7 11.Qd4 Ndf6 12.Re1 +=.

8.c4 dc4

9.dc4 Nb6 10.Nbd2 a5 11.a3 ab4 12.ab4 Ra1 13.Ba1 Bg4 14.c5 Nbd5 15.e4 Nb4 16.Bc3 Na6 17.Bf6 Bf6 18.e5 Bf3 19.Nf3 Qd1 20.Rd1 Bg7 21.Rc1 Rd8 22.Re1 e6 23.Rc1 Rd5 24.Ng5 Re5 25.Ne4 f5 26.Nd6 Rc5 27.Rb1 b5 28.Ra1 Nb4 29.Ra8 Bf8 30.Rc8 Rc1 31.Bf1 Kg7 32.Ne8 Kh6 33.Nf6 Bg7 34.Ng8 Kg5 35.Rc7 Be5 36.Rh7 Bd4 37.Kg2 Rc2 38.h4 Kg4 0–1. kubak – cmr3, kurnik, 2012.

9.dc4 Nb6 10.Nbd2 Be6 11.Rc1 a5 12.Nd4 ab4 13.Ne6 fe6 14.c5 Nbd7 15.Qb3 Qa5 16.Qe6 Kh8 17.Bd4 Qa2 18.Nc4 Rae8 19.Ra1 Qc2 20.Rfc1 Qf5 21.Bh3 Qd5 22.Qd5 cd5 23.Ne5 Nb8 24.e3 Nc6 25.Be6 Ne4 26.f4 Nd4 27.ed4 Be5 28.fe5 Nc3 29.Rf1 Ne2 30.Kg2 Nd4 31.Bd5 e6 32.Bb7 Rf1 33.Kf1 b3 34.c6 Nb5 35.Rb1 Nd4 36.c7 Rf8 37.Ke1 Nc2 38.Kd2 Nd4 39.c8Q Rc8 40.Bc8 Nf3 0–1. gentelmenjoe (1880) – gramdlajaj7 (1980), kurnik, 2012.

9.dc4 Nb6 10.Nbd2 Be6 11.Qc2 Qc8 12.a4 Bh3 13.a5 Bg2 14.Kg2 Nbd7 15.Rfd1 Rd8 16.Ne5 Ne5 17.Be5 Qe6 18.Nf3 a6 19.Rd3 Rd3 20.Qd3 Qd7 21.Qd7 Nd7 22.Bg7 Kg7 23.Rd1 Nf6 24.Ne5 Rc8 25.Kf3 Kf8 26.Nd7 Nd7 27.Rd7 Rb8 28.Ke4 Ke8 29.Rd3 b6 30.Kd4 c5 31.bc5 Rd8 32.Kc3 Rd3 33.ed3 bc5 34.d4 Kd7 35.Kd3 Kd6 36.f4 f6 37.d5 e6 38.de6 Ke6 39.Ke4 g5?? 40.f5 Kd6= 41.g4 h6 42.h3 Kc6 43.Ke3 ˝–˝. Grzelak,Rafal (2235) – Sarwinski,Miroslaw (2405), Poland–chT Mikolajki, 1991.

9.dc4 Qc7 10.Nbd2 Rd8 11.Qb3 b6 12.Rfd1 Bb7 13.c5 bc5 14.bc5 Nc5 15.Qa3 Nce4 16.Be5 Qd7 17.Ne4 Qd1 18.Rd1 Rd1 19.Bf1 Ne4 20.Bg7 Kg7 21.Qe7 Rad8 22.Qe4 R8d4 23.Qe5 Kg8 24.Nd4 1–0. gentelmenjoe (1895) – bogdankr (1935), kurnik, 2012. (=1.Nf3 d5 2.g3 c6 3.Bg2 Nf6 4.0–0 g6 5.b4 Bg7 6.Bb2 0–0 7.d3 Nbd7)

9.dc4 Qc7 10.Re1 e5 11.e4 Re8 12.Nbd2 c5 13.b5 Nb6 14.a4 a5 15.Bc3 Be6 (better is 15...Bg4!?+=) 16.Be5+/– (16.Ne5?! Ng4 17.Ng4 Bc3+=) 16...Qe7 17.Rc1 Red8 18.Qb3 Bh6 19.Bf6 Qf6 20.e5 Qe7 21.Rcd1 Rd7 22.Re4?? (better is 22.Ne4 Rd1 23.Rd1 Nc4 24.Qc3+/–) 22...Rad8–/+ 23.Re2? (23.Qc3!? Nc4! 24.Rc4 Bc4 25.Qc4 Bd2 26.Bh3–/+) 23...Rd3 (23...Bc4 24.Nc4 Rd1 25.Re1 Re1 26.Ne1 Nc4 27.Qc4 Qe5 28.Nc2–+) 24.Qa2 (better is 24.Qc2 Nc4! 25.Kf1–+) 24...Nc4! 25.Nc4 Rd1 26.Bf1 (26.Re1 Re1 27.Ne1 Rd2–+) 26...Rc1 (better is 26...Qd7 27.Re1 Re1 28.Ne1–+) 27.Re4 (27.Rc2 Rdd1 28.Rc1 Rc1 29.Nfd2 Bd2 30.Qd2 Rf1 31.Kf1 Bc4 32.Kg1 Qe5 33.Qd8 Kg7 34.Qd1–+) 27...Rdd1 28.Qe2 Bh3 29.Ncd2 (29.Ne1 Bf5 30.Nf3 Rf1 31.Kg2–+) 29...Bd2 30.Nd2 Qe6 (30...Rd2 31.Qe1 Re1 32.Re1 Qe5 33.Re3 Rd1 34.Re1 Re1 35.b6 Rf1) 31.Re3 Bf1 32.Nf1 (32.Qd1 Rd1 33.Nf1 Qh3 34.Re1 Re1 35.e6 Qf1) 32...Qh3 0–1. Ollemsolrac – NikMed, ChessWorld.net, 2014. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0–0 5.Bg2 d5 6.0–0 c6 7.d3 Nbd7)

8.c4 Re8

9.Qb3 dc4 10.dc4 e5 11.c5 Qc7 12.Nbd2 a5 13.a3 ab4 14.ab4 Ra1 15.Ba1 b6 16.cb6 Nb6 17.Rc1 Qd6 18.Nc4 Nc4 19.Qc4 Nd5 20.Qc6 Qc6 21.Rc6 Nb4 22.Rc4 e4 23.Bg7 ef3 24.Bf3 Kg7 25.Rb4 h5 26.h4 Be6 27.Kg2 Rd8 28.Rb6 Bd5 29.e4 Be6 30.e5 Bd5 31.Rd6 Bf3 32.Kf3 Ra8 33.Ke4 Ra4 34.Rd4 Ra2 35.f3 Rg2 36.Kf4 Re2 37.Rd8 Re1 38.Re8 Rg1 39.g4 hg4 40.fg4 Ra1 41.Re7 Ra4 42.Kg5 Ra5 43.h5 Re5 44.Re5 f6 45.Kf4 fe5 46.Ke5 gh5 47.gh5 Kh6 ˝–˝. Ruiz Gomez,Alejandro – Pascual,Javier, Ribade Deva Activo–11 (Colombres, Asturias), 2000.

9.Nbd2 e5 10.a3 Qe7 =.

9.Nbd2 e5 10.cd5 Nd5 (10...cd5 11.Rc1=) 11.Qb3 a5 12.ba5 (12.a3 Qe7=) 12...Ra5 (12...Qa5 13.Ne4=) 13.Nc4 Rb5 (13...Ra8 14.a4=) 14.Qc2 e4 (14...Qf6!?=) 15.de4+/– Bb2 16.Nb2 N5f6 (16...Rc5 17.Qd3 Nc3 18.e5+=) 17.e5 (better is 17.Nd2!?+/–) ˝–˝. Fasoli – Ravagnati, Milano, 1986. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0–0 5.Bg2 d5 6.d3 c6 7.0–0 Nbd7)

9.Nbd2 e5 10.e4 d4 11.Nb3 Nf8 (11...Qe7 12.Qd2=) 12.Qd2 Ng4 13.Rae1 Bh6 14.Qc2 Qb6 (better is 14...Qe7!? 15.a3 Nd7=) 15.h3+/– Nf6 16.Ne5 Re5 17.Bd4 Qc7 18.Be5 Qe5 19.f4 Qc7 20.e5 (20.d4 Nh5 21.Qd3 Bd7+/–) 20...Nh5 21.Kh2 Ne6 22.d4+– Bd7 23.f5 gf5 24.Rf5 Neg7 25.Rf2 f6 26.b5 fe5 27.Re5 Rd8 28.Be4 b6? 29.Bh7 Kh8 30.Qg6 (30.Qg6 Bf5 31.Qh6 (worse is 31.Ref5 Nf5 32.Rf5 Qg3 33.Qg3 Ng3 34.Kg3 cb5 35.cb5 Kh7+–) 31...Bh7 32.bc6 (worse is 32.Rh5 Nh5 33.Qh5 Rg8+–) 32...Ng3 33.Kg3+–) 1–0. Double Wood – snowshinethedog, ChessWorld.net, 2005.

9.cd5 cd5 10.Nc3 e5 =.

8.Nbd2 Qc7

9.a3 e5 10.c4 d4 11.Qc1 c5 12.Nb3 b6 13.Qb1 Qd6 14.Nbd2 Bb7 15.Ng5 Bg2 16.Kg2 Bh6 17.Nde4 Ne4 18.Ne4 Qc6 19.b5 Qb7 20.Bc1 Bc1 21.Qc1 f5 22.f3 fe4 23.fe4 Rf1 24.Qf1 Rf8 25.Qg1 Nf6 26.Rf1 Qe7 27.Rf3 Kg7 28.Qf1 Ng4 29.Rf8 Qf8 30.Qf8 Kf8 31.h3 Ne3 32.Kf3 Nc2 33.a4 Nb4 34.e3 Nd3 35.ed4 cd4 36.Ke2 Nb2 37.c5 bc5 38.a5 Nc4 39.Kd3 Na5 0–1. linakip – gadates, kurnik, 2012.

9.a3 e5 10.c4 e4 11.Ne1 e3 12.fe3 Ng4 13.Bg7 Ne3 14.Qc2?? (better is 14.Bf8 Nd1 A) 15.cd5? Ne3–+ (15...Kf8 16.Rd1 a5 17.e3+=); B) 15.Rd1 Nf8 16.cd5 cd5 17.Bd5=) 14...Nc2–+ (14...Kg7?! 15.Qc3 Qe5 16.d4=) 15.Bf8 0–1. giorgo – giovanni5, kurnik, 2012.

9.a4 Nh5 10.c3 Ne5 11.Ne5 Be5 12.Nf3 Bf6 13.e3 Bg4 14.Qd2 Bf3 15.Bf3 Ng7 16.d4 e5 17.Bg2 e4 18.a5 a6 19.Qc2 Rfe8 20.c4 Rac8 21.cd5 cd5 22.Qb3 Qc4 23.Qa4 Qb5 24.Qa3 Rc4 25.Bc3 Rec8 26.Rfc1 Be7 27.Bf1 Bb4 28.Bb4 Qb4 29.Bc4 Qa3 30.Ra3 dc4 31.Rac3 b5 32.ab6 Ne6 33.Rc4 Rb8 34.Rc6 Kg7 35.Ra1 Nd8 36.Rd6 Ne6 37.Ra6 Ng5 38.Kg2 h5 39.h4 Nf3 40.Ra7 Rc8 41.Rc7 Ra8 42.Rc1 Rb8 43.Rb1 Rb7 44.Rc6 Nd2 45.Rb2 Nf3 46.Rc7 Rb8 47.b7 g5 48.hg5 Ng5 49.Rc8 Rb7 50.Rb7 Kg6 51.Rg8 Kf6 52.Rb6 Ne6 53.Re6 Ke6 54.Rh8 Kf6 55.Rh5 Kg6 56.Rh4 f5 57.Rf4 Kg5 58.Kh3 Kg6 59.Kh4 Kf6 60.g4 Ke6 61.Rf5 Kd6 62.Re5 1–0. rryy44 – drfunky, kurnik, 2012.

9.Qc1 e5 10.c4 d4 11.a3 Nb6 12.a4 Be6 13.a5 Nbd7 14.Ba3 Rfe8 15.Qb2 Rac8 16.Rac1 a6 17.Nb3 Nf8 18.Nbd2 Qb8 19.Ng5 Bd7 20.Nge4 Ne4 21.Ne4 f5 22.Ng5 h6 23.Nf3 Rcd8 24.Qb3 Kh7 25.Rfe1 Qa7 26.b5 cb5 27.cb5 Bb5 28.Bc5 Qb8 29.Qb4 Ne6 30.Bb6 Rc8 31.Rc8 Qc8 32.Qb2 Qd7 33.Rc1 Rc8 34.Nd2 Rc1 35.Qc1 Ng5 36.Nc4 Bc4 37.Qc4 e4 38.de4 fe4 39.h4 Nh3 40.Kf1 g5 41.h5 Qf5 42.Bd4 1–0. linakip – jaro6519, kurnik, 2012.

9.c4 a5 10.a3 e5 11.e4 d4 12.c5 b6 13.cb6 Nb6 14.Qc2 Qd6 15.ba5 Ra5 16.a4 Re8 17.Ba3 c5 18.Nb3 Ra8 19.Nc5 Qc6 20.Bb4 Ba6 21.Qb3 Nbd7 22.Na6 Qa6 23.Ng5 Rab8 24.Qf7 (24.Nf7?! Qe6 25.Qe6 Re6+–) 24...Kh8 25.Be7 h6 26.Ne6 Rg8 27.Bh3 Kh7 28.Rac1 Ne8 29.Nc7 (29.Ng7?! Rg7 30.Qd5 Re7 31.Bd7 Nf6+/–) 29...Qa4 30.Rc4 Qb3 31.Ne8 (31.Bd7?! Nc7 32.Bd6 Nb5 33.Bb8 Rb8 34.Bb5 Rb5+–) 31...Nb6 (31...Rge8 32.Bd7 Rg8+–) 32.Nf6 Kh8 33.Qg6 Bf6 (33...Nc4 34.Qh7) 34.Qh6 1–0. Kivipelto,Kaj Erik (2170) – Rantanen,Veikko, Kurikka We KurVi op, 2008. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 d5 5.Bg2 0–0 6.0–0 c6 7.d3 Nbd7 8.Nbd2 Qc7)

9.c4 dc4 10.Nc4 Nd5 11.Qd2 e5 12.Rfc1 a6 13.Nfe5 Ne5 14.Ne5 Nb4 15.Ng6 Na2 16.Nf8 Nc1 17.Bg7 Kg7 18.Rc1 Kf8 19.Qh6 Ke7 20.Qh7 Be6 21.Qh4 Kd7 22.Qd4 Ke7 23.h4 Qd8 24.Qb4 1–0. Woelk – G M Anderson, corr 1995.

9.c4 Qd6 =.

9.c4 e5 10.a3 Re8 (10...e4 11.de4 de4 12.Nd4=) 11.cd5 Nd5 12.e4 N5b6 13.Rc1 (13.Qb3 Nf8+=) 13...Qd6 14.Nc4 Nc4 15.dc4 Qd1 16.Rfd1 a5 17.c5 ab4 18.ab4 Ra2 19.Ba1 Bh6 20.Rc3 (20.Rb1 f5=) 20...f6 21.Bh3 Nf8 22.Bc8 Rc8 23.Rcd3 Kf7 24.Bc3 Ra3 (24...Rca8 25.Be1=) 25.Bb2 (25.h4 Re8=) 25...Rd3 26.Rd3 Ra8 27.Kf1 Ke7 28.Ba3 Ne6 29.Ke2 Ra4 30.Kd1 Nc7 31.Kc2? (better is 31.Ne1+=) 31...Nb5–+ 32.Bb2 (32.Bc1 Bc1 33.Kc1 Rb4–+) 32...Rb4 33.Bc3? (33.Nd2 Bd2 34.Rd2 Re4–+) 33...Re4 34.Ba5? (34.Ng1–+) 34...Re2 35.Kb3 e4 (35...e4 36.Rd8 ef3–+) 0–1. Groenewold,Jan Joris – Cleven,Maria (2070), NED–ch U20 op, 2000. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0–0 5.Bg2 d5 6.0–0 c6 7.d3 Nbd7 8.Nbd2 Qc7)

9.c4 e5 10.Qb3 d4 =.

9.c4 e5 10.cd5 cd5 11.Rc1 Qd6 12.Qb3 Re8 13.e4 Nf8 14.Ne5 Re5 15.Nf3 N6d7 16.Ne5 Be5 17.d4 Bg7 18.e5 Qb6 19.Bd5 a5 20.Bf7 Kh8 21.a3 ab4 22.Qb4 Qb4 23.ab4 Nb6 24.d5 Bf5 25.Bd4 Nfd7 26.f4 Rf8 27.Bb6 Nb6 28.Rc7 Nd7 29.e6 Nf6 30.d6 Ng4 31.Rd1 Ne3 32.e7 Nd1 33.ef8Q Bf8 34.d7 Be7 35.Bb3 Ne3 36.Rc8 Kg7 37.d8Q Bd8 38.Rd8 b5 39.Rb8 Bd3 40.Rb7 Kh6 41.Bg8 Nc2 42.Rh7 1–0. gentelmenjoe (1845) – qilerongrong9 (1635), kurnik, 2012.

9.c4 Re8 10.cd5 Nd5 (10...cd5 11.Rc1 Qd6 12.Qb3=) 11.Bg7 Kg7 12.Qb3 N7f6 13.Rab1 Be6 14.Ng5 Nf4 15.Ne6 Ne6 16.d4 (better is 16.Nf3+=) 16...Nd4–/+ 17.Qc4 Red8 18.e3? (18.Nf3 e5 19.Nd4 Rd4–/+) 18...Nb5 (better is 18...b5 19.Qd4 Rd4 20.ed4 Qd6–+) 19.Qc1–/+ Rd3 20.Ne4 Ne4 ˝–˝. Ellis,David – Marsden,John, AUS–ch maj Mingara, 1999.

9.e4 e5 10.c4 (10.Re1 Rd8=) 10...d4 11.c5 b6 12.cb6 (12.Qc2 Rd8=) 12...ab6+= 13.Nc4 (13.Qc2 Re8+=) 13...Ba6 (13...b5 14.Na3+=) 14.Qb3 Kh8 (14...Bc4 15.Qc4 b5 16.Qc2+=) 15.a4 Bc4 16.Qc4 c5 17.Rfc1 Qa7 (17...Kg8 18.Rc2=) 18.a5 cb4 (18...Kg8+=) 19.a6 (better is 19.ab6 Qb6 20.Ra8 Ra8 21.Ng5=) 19...Nc5?? (better is 19...Ne8=) 20.Ne5+– Nfe4 21.Bd4 Nd2 22.Qb4 Rad8? 23.Nc6 Qd7 24.Bg7 Kg7 25.Nd8 Ndb3 26.Nb7 Nc1 27.Rc1 Na6 28.Qb6 Qd3 29.Nd6 Nb8 30.Ne4 Nd7 31.Qb2 Kg8 32.Rc7 f5 33.Rd7 Qd7 34.Nf6 Rf6 35.Qf6 Qd1 36.Bf1 Qd5 37.Qe7 h6 38.Qc7 Qd1 39.Qc4 Kg7 40.Kg2 Kf6 41.Qh4 Ke5 42.Qe7 (42.Qe7 Kd4 43.Qd6 Kc3 44.Qd1+–) 1–0. snowshinethedog – ncc_1701, ChessWorld.net, 2005.

8.Nbd2 Re8

9.a3 Qc7 10.c4 e5 11.cd5 Nd5 12.e4 N5b6 13.Qc2 Qd6 14.Rac1 Nf8 15.Nc4 Nc4 16.Qc4 Be6 17.Qc3 Nd7 18.Rcd1 Rac8 19.Qd2 Bb3 20.Rc1 Rcd8 21.Qc3 Ba4 22.Nd2 Nf6 23.Nc4 Qd3 24.Qd3 Rd3 25.Na5 Re7 26.Rfe1 Ne8 27.Bf1 Rdd7 28.Nc4 Bb5 29.Ne3 Bf1 30.Kf1 Rd2 31.Bc3 Rd3 32.Ke2 Red7 33.Nc4 f6 34.Nb2 Rd2?? 35.Bd2+– Rd2 36.Kd2 Bh6 37.Kc3 Bc1 38.Rc1 Nd6 39.f3 Nb5 40.Kb3 Nd4 41.Kc4 Kf7 42.Rc3 Ke6 43.Nd3 Ne2 44.Rc2 Nd4 45.Rf2 Kd6 46.Nc5 b6 47.Nb3 b5 48.Kc3 Ne6 49.Rd2 Kc7 50.Na5 Kb6 51.Rd7 Nd4 52.Rh7 Ne2 53.Kd3 Nc1 54.Ke3 c5 55.Rg7 cb4+– 56.ab4 Na2 57.Rg6 Nb4 58.Nb3 a5 59.Rf6 Kc7 60.Kd2 a4 61.Nc5 1–0. giorgo – lojalnosc1, kurnik, 2012.

9.a3 Qc7 10.c4 e5 11.cd5 Nd5 12.e4 N5b6 13.Qc2 Nf8 14.a4 f5 15.a5 Nbd7 16.Qc4 Kh8 17.Ng5 Re7? (better is 17...Bf6 18.f4 ef4 19.Bf6 Nf6 20.Rf4 h6+=) 18.Nf7+– Rf7 19.Qf7 Qd6 20.Qc4 f4 21.d4! Nf6?? (21...ed4 22.Rae1 Decoy) 22.de5 Qd2 23.Bc3 Qd8 24.ef6 Bf6 25.Bf6 Qf6 26.Rfe1 f3 27.Bh1 Bh3?! 28.e5 Qf5 29.Qe4 Qh5 30.Qf3 Bg4 31.Qf6 Kg8 32.e6 Re8 33.e7 Nd7 34.Qd6 Qf5 35.b5! Bf3 36.Bf3 Qf3 37.bc6 Ne5 38.Qe5 Qf2 39.Kf2 (39.Kf2 h6 40.Qf6 bc6 41.Qg6 Kh8 42.Qe8 Kg7 43.Qf8 Kg6 44.e8Q Kh7 45.Qg8#) 1–0. giorgo – rebeliant102, kurnik, 2012.

9.a3 e5 10.c4 e4 11.Ne1 ed3 12.Nd3 Nb6 13.c5 Nbd7 14.Nf3 Ne4 15.Bg7 Kg7 16.Qc2 Qf6 17.Rfe1 Ng5 18.Rab1 Nf3 19.Bf3 Ne5 20.Ne5 Qe5 21.Qb2 Bf5 22.Qe5 Re5 23.Ra1 Rae8 24.e3 Be4 25.Be2 f5 26.b5 g5 27.bc6 bc6 28.Rab1? Bb1–+ 29.Rb1 R5e7 30.a4 Kf6 31.a5 h6 32.Bh5 Rd8 33.a6 Ke5 34.Kg2 Rdd7 35.Rb8 d4 36.ed4 Kd4 37.Bf3? Kc5 38.Rc8 g4 39.Bc6 Rc7 40.Rc7 Rc7 41.Bb7 Kb6 42.h3 h5 43.hg4 hg4 44.Kf1 Rb7 45.ab7 Kb7 46.Ke2 a5 47.Ke3 a4 48.Kf4 a3 49.Kf5 a2 50.Kg4 a1Q 51.f4 Qg7 52.Kh4 Kc6 53.f5 Qf6 54.Kg4 Kd5 55.Kf4 Qe5 56.Kg4 Qf6 57.Kf4–+ Kd4 58.g4 Qh6 59.g5 Qh4–+ 60.Kf3 Qg5 61.f6 Qf6 (61...Qf6 62.Ke2 Qf4 63.Ke1 Qf3 64.Kd2 Qg2 65.Kc1 Kc3 66.Kd1 Qd2#) 0–1. giorgo – mokrakanalia, kurnik, 2012.

9.c4 b6 10.e4 de4 11.de4 e5 12.c5 bc5+= 13.bc5 Ba6 14.Re1 Nc5 15.Ne5 (15.Be5? Nd3 16.Bf6 Bf6–/+) 15...Qc7 16.Nb3? (16.f4 Rad8 17.Qc2 Nd3 18.Nd3 Bd3=) 16...Re5 (16...Na4!? 17.Nd3 Bd3 18.Bf6 Bf6 19.Qd3 Ba1 20.Ra1 Rad8–/+) 17.Be5–/+ Qe5 18.f4 Qe7 19.e5 Nfd7 20.Nd4 Nd3 21.Re3 Qc5 22.Rd3 Bd3 23.Qd3 Ne5! 24.fe5 Be5 25.Rd1 Rd8 26.Qe4? Rd4 27.Rd4 Bd4 28.Kf1 Qc4 29.Qe2 Qc1 30.Qe1 Qa3 31.Qe8 Kg7 32.Qe4 c5 33.Qc2 Qe3 (33...Qe3 34.Be4 f5–+) 0–1. Hofaecker,Dirk – Steidel,Christian, NRW–chT U18 Germany, 1994.

9.c4 dc4 10.dc4 (10.Nc4 Rf8=) 10...Nb6 (10...Qc7 11.Qa4=) 11.Qb3 (11.a4 Qc7=) 11...e5 (11...a5 12.ba5 Nbd7 13.Qc2 Qa5 14.Bh3=) 12.e4 (12.Rad1 Qe7 13.Be5 Nh5+/–) 12...h6 (12...a5 13.c5 (worse is 13.Be5 Re5 14.Ne5 Qd2+=) 13...Nbd7 14.a3=) 13.c5 (13.Rad1 Nh7+=) 13...Be6+= 14.Qc2 Nbd7 15.Nc4 (15.Be5 Ne5 16.Ne5 Nd7 17.Nf7 Bf7–/+) 15...Bc4 16.Qc4 Qc7 17.Rfd1 Nh7 (17...a5 18.a3+=) 18.Rd2 (18.Rd6 Ndf8+=) 18...Rad8 (18...a5!? 19.Rad1 Nhf8+=) 19.Rad1 Nhf8 20.Bh3 Ne6 (better is 20...Re7!?+/–) 21.Rd6+– Nd4 22.Nd4 ed4 23.Bd4 Nb6? (23...Re4 24.Bd7 Rd7 25.Bg7 Rc4 26.Rd7 Qd7 27.Rd7 Kg7 28.Rb7+/–) 24.Qc2 (better is 24.Rd8 Qd8 25.cb6 ab6 26.Rd3+–) 24...Na8?? 25.Bg7 Kg7 26.Qc3 Kg8 27.Qf6 Rd6 28.Rd6 Re7 29.Qd4 Re8 30.Rd7 Qb8 31.Qf6 Rf8 32.Be6! Qe8 33.Qg6 (33.Qg6 Kh8 34.Qh6 Kg8 35.Bf5 Nb6 36.Qh7) 1–0. Koch,Juan (2160) – Perez,Mario Abel, Villa Ballester op, 2002. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0–0 5.Bg2 d5 6.d3 c6 7.0–0 Nbd7 8.Nbd2 Re8)

9.Re1 e5 10.c4 e4 11.de4 de4 12.Ng5 Nb6 13.Nge4 Ne4 14.Bg7 Nf2 15.Kf2 Kg7 16.Qc2 Qf6 17.Bf3 Bf5 18.e4 Bg4 19.Re3 Bf3 20.Rf3 Qa1 21.c5 Qd4 22.Kg2 Nd7 23.Rd3 Qe5 24.Rd7 Rad8 25.Rb7 Qd4 26.Nf3 Qe4 27.Qc3 Kg8 28.Qf6 Qe6 29.Qf4 Qa2 30.Kh3 Qe6 31.g4 Rd3 32.Kh4 h6 33.g5 Qe4 34.Qe4 Re4 35.Kg3 hg5 36.Kg2 Re2 37.Kf1 Rb2 38.Ra7 Rf3 39.Kg1 Rb4 40.Ra8 Kg7 0–1. sacaniev – naraf (1715), kurnik, 2012.

9.Re1 e5 10.e4 d4 11.c4 c5 12.bc5 Nc5 13.Nb3 b6 14.Ba3 Qc7 15.Bc5 bc5 16.Nfd2 Bg4 17.f3 Bd7 18.Rf1 a5 19.a4 Rab8 20.h3 Rb4 21.Nc1 Reb8 22.f4 Nh5 23.fe5 Ng3–+ 24.Rf3 Nh5 25.Qf1 Be6 26.Ne2 Be5 27.Qf2 Rb2 28.Nf1 f5 29.ef5 Bf5 30.Rf5 gf5 31.Qf5 Ng7 32.Bd5 Kh8 33.Re1?? Nf5 0–1. cibis – artur19601103, kurnik, 2011.

9.Re1 e5 10.e4 d4 11.c4 Nh5 12.a4 Nf8 13.a5 Bg4 14.Qb3 Bf3 15.Nf3 a6 16.c5 Ne6 17.h4 Qe7 18.Bc1 Kh8 19.Bh3 Nf8 20.Ng5 Kg8 21.f4 Ng3 22.f5 h6 23.Nf3 gf5 24.ef5 Nd7 25.Kh2 Nh5 26.Rg1 Kh8 27.Bd2 Rg8 28.Rae1 Qf6 29.Bg5 hg5 30.hg5 Qd8 31.Qf7 Qe8 32.Qc4 Rf8 33.Nd4 Nf4 34.Rg4 Nh3 35.Kh3 Qf7 36.Qf7 Rf7 37.f6 ed4 38.fg7 Kg7 0–1. sacaniev – naraf (1700), kurnik, 2012.

9.e4 de4 10.de4 e5 11.Re1 Qc7 12.Nc4 b5 13.Nd6 Rf8 14.Ne5 Ne5 15.Nc8 Rac8 16.Qd4 Nc4 17.e5 Nb2 18.ef6 Bf6 19.Qf6 Nc4 20.Re7 Qd8 21.Rae1 black timed out 1–0. gbsrao (2330) – phandorum (2225), net–chess.com, 2014. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0–0 5.Bg2 d5 6.0–0 Nbd7 7.d3 c6 8.Nbd2 Re8)

9.e4 de4 10.Ne4 Ne4+= 11.Bg7 Ng3 12.hg3 Kg7 13.d4 Nf6 14.Ne5 Qd6 15.Qd2 Rd8 16.c3? (better is 16.Rad1–/+) 16...Qe5!–+ 17.de5 Rd2 18.ef6 Kf6 19.Rfd1 Rd1 20.Rd1 Be6 21.a4 a6 22.f4 Kg7 23.Kf2 Kf8 24.Ke3 Ke8 25.a5 Rd8 26.Rd8 Kd8 27.Kd4 h5 28.Kc5 Kc7 29.Be4 Bf5 30.Bf3 f6 31.Bd1 (31.c4 e5 32.fe5 fe5–+) 31...e5 32.fe5 fe5 33.Bb3 (33.Kc4–+) 33...g5 34.Bf7 (34.Bc4 h4 35.gh4 gh4–+) 34...h4 35.gh4 gh4 36.Bh5 (36.Bc4–+) 36...h3 37.Bf3 h2 (better is 37...e4 38.Bh1 e3–+) 38.Bh1 Be6 39.c4 White intends b5 39...Kd7 40.Be4 Ke7 41.Bg2 (41.Bh1 Kf6–+) 41...Kf6 42.b5 (42.Bh1–+) 42...ab5 43.cb5 Bd5! (43...Bd5 44.Bd5 cd5–+) 0–1. gbsrao (2380) – pops (2380), net–chess.com, 2015. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0–0 5.Bg2 c6 6.0–0 d5 7.d3 Nbd7 8.Nbd2 Re8)

9.c4 e5

10.Qb3 a5 11.a3 Bh6 12.e3 Qb6 13.Rfe1 Qc7 14.cd5 cd5 15.Rac1 Qd6 16.Qc3 ab4 17.ab4 b6 18.Bh3 Ra4 19.b5 Qb4 20.Bd7 Nd7 21.Ne5 Ne5 22.Qb4 Rb4 23.Be5 Rb5 24.d4 Bf5 25.Nb1 Ra8 (25...Ra5 26.Bd6=) 26.Nc3 Rba5 27.Bc7 Be6 28.Bb6 R5a6 29.Bc5 Rc8 30.Kg2 Rac6 31.Nb5 Ra8 (31...Rb8 32.Na7 Ra6 33.Rb1+=) 32.Be7 Rc1 33.Rc1 Ra2 (33...Rb8 34.Nc7 Bf5+/–) 34.Nc3 (better is 34.Kf3!?+–) 34...Rd2+= 35.Kf1 Rd4 36.Bf6 Rc4 37.Rb1 Rc8 38.Rd1 Bg7 39.Bg7 (39.Nd5? Bd5 40.Rd5 Bf6–+) 39...Kg7 40.Nd5 Bg4 41.Ra1 Bf3 42.Nf4 1–0. Abril,Mauricio (1985) – Saldana,David, Duitama COL, 9th Open, 2013. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 d5 5.Bg2 Nbd7 6.0–0 0–0 7.d3 c6 8.Nbd2 Re8 9.c4 e5)

10.Qb3 e4 11.de4 de4 12.Ng5 e3 13.fe3 Qe7 14.e4 h6 15.Nh3 a5 16.a3 ab4 17.ab4 Ra1 18.Ba1 Ne5 19.Nf4 g5 20.Nd3 Nfg4 21.Ne5 Be5 22.Nf3 (better is 22.Be5!? Ne5 23.c5+=) 22...Ba1+= 23.Ra1 Qe4 24.Qd3 Qe2 25.Qe2 Re2 26.Ra8 Re8 27.Bh3 f5 28.Bg4 fg4 29.Nd4 Kf7 30.Rb8 Rd8 31.Nb3 Ke7 32.Nc5 Rd1 33.Kg2 Kd8 34.Ne6 Kd7 35.b5 cb5 (35...Ke6?! 36.bc6 Rd2 37.Kg1 bc6 38.Rc8–/+) 36.cb5 Rb1 (36...Ke6?! 37.Rc8 Rd5 38.Rh8 Rb5 39.Rh6 Kf5 40.Kf2–/+) 0–1. Beveridge,Nigel (2020) – White,Ian Graham (2005), Cotswold op Cheltenham, 2003. (=1.g3 Nf6 2.Bg2 d5 3.Nf3 g6 4.b4 Bg7 5.Bb2 0–0 6.0–0 c6 7.d3 Nbd7 8.Nbd2 Re8 9.c4 e5)

10.c5 a5 11.a3 ab4 12.ab4 Ra1 13.Qa1 Qc7 14.e3 Ng4 15.e4 d4 16.Nc4 Bf8 17.Qa2 Kg7 18.Ng5 f6?? (better is 18...Nb8=) 19.Nd6!+– Re7 20.Ne6 (better is 20.Ne8! Kh8 21.Nc7 Nc5 22.bc5 fg5 23.Qa8 Rc7 24.Qb8+–) 20...Re6 21.Qe6 Nc5 22.bc5 (22.bc5 Be6 23.Ne8 Kf7 24.Nc7 Bc5 25.h3+–; 22.Qc8?! Qc8 23.Nc8 Nd3+/–) 1–0. Haynes,C – Cooksey,J, BCF–ch U16 Oxford, 1967.

10.cd5 Nd5 11.Qb3 a5 12.a3 a4 13.Qc2 Qe7 14.e4 N7f6? (better is 14...Nc7=) 15.ed5+– Ra6? (15...Nd5 16.Rfe1 f6+–) 16.Be5 cd5 17.Qb2 Nh5 18.Bg7 (18.Bg7 Ng7 19.b5+–) 1–0. Kapote – toolman, ChessWorld.net, 2005. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 d5 5.Bg2 0–0 6.0–0 Nbd7 7.d3 c6)

10.cd5 Nd5 11.Qb3 a5 12.ba5 Ra5 13.Nc4 Rb5 14.Qc2 Qc7 15.Nfd2 (15.a4 Rb4 16.e4 b5+/–) 15...N7b6 (15...Nb4 16.Qd1 Nd5+/–) 16.a4+/– Rb4 17.e4 Nc4 18.Nc4 b5 19.Na3 Nb6 20.ab5 c5 21.Rfc1 Na4 22.Bc3 Nc3 23.Qc3 Bf8? (better is 23...Ra4+/–) 24.Qb4!+– cb4 25.Rc7 ba3 26.f4 f6 27.fe5 fe5 28.h4 Be6 29.Kh2?? (better is 29.b6+–) 29...Rb8+/– 30.Bh3 Bb3? (better is 30...Bh3 31.Kh3 Rb5+/–) 31.Rc8 Rc8 32.Bc8 Bc5 33.Bb7 Bc2?? (33...Kf8+–) 34.Rc1 1–0. Nava Baro,Enrique (2215) – Rubio Doblas,Ricardo (2090), Malaga–ch, 2005. (=1.Nf3 d5 2.g3 Nf6 3.Bg2 g6 4.b4 Bg7 5.Bb2 0–0 6.0–0 c6 7.d3 Nbd7 8.Nbd2 Re8 9.c4 e5)

10.cd5 Nd5 11.Qb3 N7b6 12.a4 Be6 13.a5 Nd7 14.Nc4 Qe7 15.Ba3 e4 16.de4 Ba1 17.Ra1 N5f6 18.Nfd2 Rad8 19.b5 c5 20.Qc3 Ng4 21.Bb2 f6 22.f4 h5 23.h3 Nh6 24.Kh2 Nf7 25.Bf3 Kh7 26.Rf1 Nh6 27.e3 Qf7 28.Rg1 Bc4 29.Nc4 Ng8 30.g4 h4 31.Nd6 Qe6 32.Ne8 Re8 33.Qe1 g5 34.e5 Qb3 0–1. gentelmenjoe (1840) – bonik77 (1800), kurnik, 2012.

10.cd5 Nd5 11.Qb3 Qe7 12.b5 Nc5 13.Qc4 e4 14.Nd4 Nb6 15.Qc2 Nba4 16.Ne4 Nb2 17.Nc5 Bd4 18.Nb3 Bg7 19.bc6 Na4 20.d4 Bf5 21.cb7 ˝–˝. Petrosian,Suren (2390) – Schmid,Thomas (2160), Bargteheide Haspa op, 2005. (=1.g3 Nf6 2.Bg2 g6 3.b4 Bg7 4.Bb2 d5 5.Nf3 0–0 6.0–0 c6 7.d3 Nbd7 8.Nbd2 Re8 9.c4 e5)

10.e4 d4 11.Nb3 b6 12.Qd2 c5 13.b5 a5 14.ba6 Ba6 15.a4 Nh5 16.Rfb1= Bb7 17.a5 ba5 18.Ba3 Qc7 19.Nc5 Be4?? 20.Ne4+– (20.Ne4 Bf8 21.Bf8 Rf8 22.Ne1+–) 1–0. pierre – mahnkeda, internet, 2008.

10.e4 d4 11.Nb3 Qb6 12.Qd2 =.

10.e4 d4 11.Nb3 Re7 12.Ne1 Ne8 (12...Nb6 13.Qc2=) 13.f4+= ef4 (13...f6 14.Nc2+=) 14.gf4 (worse is 14.Bd4 fg3 15.hg3 Bd4 16.Nd4 Ne5=; worse is 14.Nd4 Qb6 15.Nec2 c5 16.gf4 Bd4 17.Nd4 cd4–/+; 14.Rf4?! Bh6=) 14...a5 (14...Nf8 15.Nc2+=) 15.Na5+/– Ra5 (15...Nc7!?+/–) 16.ba5+– Qa5 17.Nf3 c5 18.Qe1 Qc7 19.Qh4 f6 (19...Ndf6 20.Rae1+–) 20.Bc1 Rf7 (20...Nf8 21.a4+–) 21.a4 b6 22.Bd2 Nf8 23.a5 ba5 24.Ra5 f5 25.Ng5 fe4 26.Nf7 Kf7 27.de4 Bf6 28.Qg3 d3 29.e5 Bg7 30.Bd5 Be6 31.Qd3 Kg8 32.Qe3 Bd5 33.cd5 c4 34.Bb4 Nd7 35.Ra8 Nb8 36.Qc5 (36.Qc5 Qb7 37.Ra7+–) 1–0. b4_player – opponent, gamecolony.com, 2007.

10.e4 d4 11.Nb3 Nf8 12.h3 Nh5 13.a4 Ne6 14.a5 Bd7 15.Kh2 Kh8 16.Ng1 Qg5 17.Bc1 Qe7 18.Bd2 Rg8 19.Ne2 Raf8 20.Rb1 Be8 21.Nc5 f5 22.ef5 gf5 23.f4 Bh6 (better is 23...Nc5!? 24.bc5 e4=) 24.fe5+/– Bd2 25.Ne6 Qe6 26.Nd4?? (better is 26.Qd2 Qe5 27.Rf3+/–) 26...Qe5–+ 27.Qd2 Qd4 (better is 27...Rg3 28.Kh1 Qd4 29.Rbd1–+) 28.Rf3 Rg3 29.Rg3 Ng3 30.Kg3 f4 31.Kh2 f3 32.Bf1 Rf6 33.Re1 Bd7 34.Qe3 Qh4 35.Qe7 Qf4 36.Kh1 f2 37.Re4 Qf3 38.Kh2 Qf5 39.Qe5 Qe5 40.Re5 Rd6 41.Kg3 Kg7 42.Re3 Kf6 43.Kf2 Kf5 44.Kf3 Be6 45.h4 Rd4?? 46.Bh3+– (46.Bh3 Kf6 47.Re6 Kf7 48.Bf5 Rd3 49.Bd3 Ke6 50.Bh7+–) 1–0. Bury,Rastislav (2135) – Mosny,Jaroslav (2020), SVK–ch op–A Banska Stiavnica, 2007. (=1.g3 d5 2.Bg2 Nf6 3.Nf3 g6 4.b4 Bg7 5.Bb2 0–0 6.0–0 Nbd7 7.d3 c6 8.Nbd2 Re8 9.c4 e5)

10.e4 de4 11.de4 b6 12.Qc2 Qe7 13.Bc3 Bb7 14.Rfe1 Red8 15.Qb2 Ne8 16.a4 Nc7 17.a5 c5= 18.b5 Ne6 19.Nf1 Nd4 20.Ne3 Be4 21.Nd4+= ed4 22.Nd5 Qf8 23.Be4 dc3 24.Nc3 Rab8 25.Qc2 Bd4 26.Ra4 Nf6 27.Bf3 Re8 28.Rd1 Rbd8 29.Nd5 Nd5= 30.Bd5 Qd6 31.ab6 ab6 32.Qd2 Re7 33.Re1 Rde8 34.Re7+= Qe7 35.Ra2 Qe1 36.Qe1+/– Re1 37.Kg2 Ra1 38.Re2 Kf8+= 39.Bc6 Ra4 40.Bd5 Ra7 41.h4 h5 42.g4 hg4+= 43.Kg3 ˝–˝. Schettler,Juergen – Moeller,Ma, Neuwied, 1993.

10.e4 de4 11.de4 c5 12.b5 Qc7 13.a4 Nf8 14.a5 Bd7 15.Qb3 b6? (better is 15...Bc8!?+=) 16.ab6 ab6 17.Be5 Qb7 18.Ra8 Qa8 19.Ra1 Qb7 20.Qb2 Re5 21.Ne5 (worse is 21.Qe5 Ne8 22.Qd5 Qd5 23.ed5 Ba1–+) 21...Ng4 22.f4 Ne5 23.fe5 Qb8 24.Nf3 Be6 25.Qa2 Nd7 26.Qa8 Qa8 27.Ra8 Bf8 28.Rd8 h6 29.h4 Kh7 30.Kh2 Bg7 31.Bh3 Ne5 32.Ne5 Bh3 33.Kh3 Be5 34.Rd7 Kg7 35.Rb7 Kf6 36.Rb6 Ke7 37.Rb7 Ke6 38.b6 f5 (38...Bd6 39.Ra7+–) 39.ef5 (39.ef5 Kf5 40.Rc7+–) 1–0. Fegan,Chris (2075) – Marshall,Michael (1915), Paington op, 2008. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 d5 5.Bg2 0–0 6.0–0 Nbd7 7.d3 c6 8.Nbd2 Re8 9.c4 e5)

7.d3 Re8

8.c4 dc4 9.dc4 Qd1 10.Rd1 Na6 11.a3 Be6 12.Nbd2 Rad8 13.Ng5 Bc8 14.h3 h6 15.Nge4?? (better is 15.Ngf3+=) 15...Ne4–+ 16.Bg7 Kg7?? (better is 16...Nd2 17.Bh6 Nc4–+) 17.Ne4= f5 18.Nc3 e5 19.e3 Be6 20.Bf1 Nc7 21.f4 e4 22.Kf2 Bf7 23.Be2 Ne6 24.Ke1 Rd1 25.Rd1 Rd8 26.Rd8 Nd8 27.Kd2 Kf6 28.Na4 b6 29.c5 b5 30.Nc3 a6 31.Bd1 g5 32.Ne2 Bc4 33.Nd4 Bd5 34.h4 gh4 35.gh4 Ne6 36.Kc3 Nd4 37.Kd4 Ke6 38.a4 Ba2 39.ab5 ab5 40.Bh5 Kf6 41.Be8 Bd5 42.Bd7 Kg6 43.Bc8 Kf6= 44.h5 Bf7?? 45.Kc3?? Be6 46.Bb7 Bd7 47.Kd4 Ke6 48.Ba6 Be8 49.Bc8 Kf6 50.Kc3 Bf7 51.Bd7 Bd5 52.Kd4 (52.Kd4 Ke7 53.Bf5+–) 1–0. grajaro (1865) – jazzfan (1645), kurnik, 2012.

8.c4 dc4 9.dc4 Qd1 10.Rd1 Be6 11.Na3 Nbd7 (11...Na6 12.Bc3 Rad8=) 12.Rd2 (better is 12.Nd4+/–) 12...Ne4+= 13.Rc2 Bb2 14.Rb2 c5 (14...Red8 15.Rc1+=) 15.bc5 Ndc5 16.Nd4 Bc8 17.Rc1 e5 18.Nf3 Bd7 19.Nb5 Bb5 20.cb5 Rac8 21.Rbc2 b6 22.Ne1 Nd6 23.Bc6 Red8 24.Ng2 (24.Nf3 f6=) 24...a6 25.a4 (25.Ne3 ab5 26.Bg2 Kg7+=) 25...ab5 (25...Nb3 26.Rb1 (26.ba6?? Nc1 27.Rc1 Nf5–+) 26...Nd4 27.Ra2–/+) 26.ab5 (26.Bb5!? Nf5 27.Ne3 Ne3 28.fe3+=) 26...Nf5 (26...Nb3!? 27.Rd1 Nd4–/+) 27.e3+= ˝–˝. algernon (2510) – pops (2455), net–chess.com, 2015. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0–0 5.Bg2 d5 6.d3 c6 7.0–0 Re8)

8.c4 Qd6 9.c5 Qe6 10.Nc3 =.

8.c4 Bg4 9.Nbd2 Nbd7 (9...Qd6 10.c5 Qc7 11.Be5=) 10.Rc1 (10.h3 Bf3 11.Nf3 e5=) 10...dc4 (10...a5 11.b5=) 11.Nc4 Rc8 (11...Rc8 12.Qc2 Nb6+=; 11...Nb6 12.Qb3=). gbsr (2240) – kostaspetidis (2310), net–chess.com, 2003.

8.c4 Bg4 9.Ne5 Be6 10.Qc2 Nbd7 11.Nd2 Ne5 12.Be5 Qd7 13.Rab1 Bh3 14.b5 Bg2 15.Kg2 c5 16.cd5 Qd5 17.Nf3 Ng4 18.Bg7 Kg7 19.Qc3 f6 20.Rfd1 Ne5 21.e4 Qd6 22.Ne5 fe5 23.f4 Kg8 24.fe5+/– Qc7 25.d4 Rac8 26.Rbc1 b6 27.Qc4 Kg7 28.Qe6 Qb7 29.d5 Rf8 30.Rf1 Rf1?? 31.Rf1 Rf8 32.Rf8 Kf8 33.Kf2 c4? 34.Ke3 Qc7 35.d6 Qc5 36.Kf3 ed6 37.ed6 Qd4?? 38.Qe7+– Kg8 39.d7 Qd3 40.Kf4 Qd2 41.Ke5 Qc3 42.Kd6 Qd3 43.Kc7+– c3 44.d8Q Qd8 45.Qd8 Kg7 46.Qd4 Kh6 47.Qc3 Kg5 48.Qe5 Kg4 (48...Kg4+–). wictorio (1870) – fuszerpusher (1685), kurnik, 2012.

8.Nbd2 a6 9.Qc1 Nbd7 10.c4 e5 11.e4 de4 12.Ne4 Ne4 13.de4 Nb6 14.a4 f5 15.Rd1 Qe7 16.ef5 Bf5 17.c5 Nd5 18.Qd2 Rad8 19.Qe1 e4 20.Nd4 e3 21.Nf5 gf5 22.Bg7 Qg7 23.Bd5 Rd5 24.fe3 Qe5 25.Ra3 Red8 26.Raa1 Qe4 27.Rd5 Rd5 28.b5 Rd3 29.ba6 ba6 30.Rb1 Re3 31.Qf1 Qd4 32.Kg2 Qe4 33.Kh3 Qg4 34.Kg2 Re2 35.Kg1 Qd4 36.Kh1 Qe4 37.Kg1 Qe3 38.Kh1 Qd2 39.Qg1?? Qd5 40.Qg2 Qg2# 0–1. linakip – pioneter48, kurnik, 2012.

8.Nbd2 a6 9.c4 Nbd7 =.

8.Nbd2 a6 9.Ne5 Nbd7 (9...Qd6 10.Rb1+=) 10.Ndf3 (10.c4 a5 11.b5 cb5 12.cb5 a4=) 10...Ne5 11.Ne5 (11.Be5 Bg4=) 11...Qd6 (11...Ng4 12.d4+=) 12.a3 (12.Rb1 a5 13.ba5 Ra5=) 12...Nd7 (12...Ng4 13.Ng4 Bb2 14.Ra2–/+) 13.f4 (13.Nd7 Bb2 14.Ra2 Bd4–/+ (worse is 14...Qd7 15.Rb2 e5 16.c4=)) 13...Ne5–/+ (worse is 13...Be5 14.fe5 Ne5 15.e3=) 14.Be5 Be5 15.fe5 Qe5 16.e4 Be6 17.d4 Qg7 18.e5 Bd7 19.Qd2 f6 20.Rae1 fe5 21.Re5 Bf5 22.Qe2 Bd7 23.Re1 Kf8 24.c4+= dc4 25.Qc4 e6 26.d5?? ed5–+ 27.Qc5 Kg8 28.Re7 Re7 29.Re7?? Qa1 30.Bf1 Bh3 31.Qf2 Rf8 (31...Rf8 32.Re1 Rf2 33.Ra1 Rf1 34.Rf1 Bf1 35.Kf1 b6–+) 0–1. gbsrao (2120) – guerino (2125), net–chess.com, 2006.

8.Nbd2 Na6 9.a3 b5 (9...Bf5 10.c4=) 10.Nb3 (10.c4 Qd7=) 10...Rb8 (10...Qd7 11.Be5=) 11.Na5 (better is 11.Be5 Ra8 12.c3+=) 11...Qc7? (better is 11...Bd7!?=) 12.Be5+/– Qd7 (12...Qb6 13.Bb8 Nb8 14.c3+/–) 13.Bb8 Nb8 14.Ne5 Qd6 15.f4 Bf5 16.Nb7 Qc7 17.Nc5 Nfd7 18.e4 Nc5 19.ef5+– Na4 20.fg6 fg6 21.Rc1 Be5 22.fe5 Qe5 23.Qg4 Nc3 24.Rce1 Qd6 25.Re6 Qd7 26.Rg6! hg6 27.Qg6 Kh8 28.Rf7 Ne2 29.Kh1 Ng3 30.hg3 Qh3 31.Bh3 Rg8 32.Qh7 (32.Rh7) 1–0. gbsrao (2115) – grahamtrue (2190), net–chess.com, 2006.

8.Nbd2 b6 9.e4 (9.c4 Qd6=) 9...e6 (better is 9...Ne4!? 10.Bg7 Nd2 11.Qd2 Kg7 12.Qc3 Kg8+=) 10.e5+= Nfd7 11.Re1 Bb7 12.Rc1 (12.a3 c5+=) 12...Qc7 (12...a5 13.ba5 Ra5 14.a3=) 13.c4+= a5 14.cd5 ed5 15.b5 c5 (15...Ne5 16.Ne5 Re5 17.Be5 Be5 18.Bd5+–) 16.d4 c4 17.a4 Nf8 18.Ba3 Ne6 19.Bd6 Qd8 20.Nc4 (better is 20.Nh4!? Qd7 21.Nf1+=) 20...dc4= 21.Rc4 Nd7 22.Qc2? Rc8 23.Rc1 Bf3?? 24.Rc8+– Qc8 25.Qc8 Rc8 26.Rc8 Bf8 27.Bf3 Kg7 28.Bd5 Nd4 29.Rd8 (29.Rd8 Bd6 30.Rd7 Be5 31.f4+– (worse is 31.Rf7 Kh8+–; worse is 31.Bf7 Kh8+–)) 1–0. gbsrao (2275) – vampirex (2250), net–chess.com, 2010.

8.Nbd2 Qd6 9.Rb1 e5 10.c4 e4 (10...Bf5 11.Qe1=) 11.c5 (11.de4 de4 12.Ng5 e3 13.fe3 A) 13...Re3?? 14.Bf6 Bf6 15.Nde4 Qd1 16.Nf6 (16.Rbd1?! Be7+=) 16...Kg7 17.Rbd1+– (17.Rfd1?! Kf6 18.Kf2 Ra3 19.Ne4 Ke7+=); B) 13...Nbd7+=) 11...Qc7 (11...Qe7!? 12.de4 de4=) 12.de4+= Ne4 13.Bg7 Kg7 14.Ne4 Re4 15.Nd2 Re7 16.e4 Be6 17.Re1 de4 18.Ne4 Ba2 19.Rb2 Bd5 20.Nd6 Na6 21.Bd5 cd5 22.Re7 Qe7 23.Qd5 Rb8 24.Qc4 Nc7 25.Re2 Ne6 26.Ne4 (26.Qg4!? Qc7 27.Nf7 Nc5 28.Nh6+– (28.bc5?! Qf7 29.Qa4 b5+=)) 26...Rd8+= 27.Qc3 Kh6 (27...Nd4!? 28.Re3 f6+=) 28.Nf6 Rd1 29.Kg2 Qd8 30.Ng4 Kh5 31.Re5 g5 (better is 31...f5 32.Ne3 Rd3+–) 32.Qf3 Rd3 (32...Kg6 33.Rf5 Nf4 34.gf4 Kf5 35.Ne3 Kg6 36.Nd1 gf4 37.Qg4 Qg5 38.Qg5 Kg5+–) 33.Qf7 Kg4 34.h3 1–0. Gerasimov,Aleksander – Semchishin,Miron, RUS–ch Silent, 1999. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0–0 5.Bg2 c6 6.0–0 d5 7.d3 Re8)

8.Nbd2 e5 9.Rc1 Bg4 (9...Nfd7 10.a3=) 10.c4 (10.Ne5!? Nfd7 11.Ng4 Bb2 12.Rb1+/–) 10...d4= 11.c5 Nbd7 12.Nc4 Nd5 (12...Bf8 13.h3 Bf3 14.Bf3=) 13.Nh4 (better is 13.Nd6!? Re7 14.Qd2+=) 13…Bf8. gbsr (2300) – guerino (2295), net–chess.com, 2003.

8.Nbd2 e5 9.c4 Nh5 (9...Qd6 10.a4=) 10.Rc1 (10.Qc2 Nd7=) 10...dc4 (better is 10...e4!? 11.Nd4 ed3+=) 11.Nc4+= Will e5 fall? (worse is 11.Rc4 e4 12.Nd4 b5 13.Rc6 Bb7–/+ (worse is 13...Nc6 14.Nc6 Qb6 15.Bg7+=)) 11...Be6 12.h3 (12.Be5 Bc4 13.Bg7 Bd3=) 12...Nd7 (12...e4 13.Nfe5 ed3 14.Qd3 Qd3 15.ed3 Bc4 16.Nc4 Bb2 17.Nb2 Re2=) 13.g4 (13.Nd6!? Re7 14.Nb7+=) 13…Nf4 =. gbsr (2300) – guerino (2395), net–chess.com, 2003.

8.Nbd2 e5 9.Be5 Qe7 +=.

8.Nbd2 Nbd7

9.a3 a6 10.Qc1 Nb6 11.a4 Bg4 12.a5 Nbd7 13.c4 Qc7 14.cd5 Nd5 15.Bg7 Kg7 16.Qb2 Kg8 17.e4 Bf3 18.Nf3 N5f6 19.Rfe1 e5 20.Rac1 Qd6 21.Nd2 Rad8 22.Qc2 Nf8 23.Re3 Ne6 24.Qc3 Nd4 25.Nc4 Qc7 26.Rf1 Ng4 27.Ree1 Nf3?? 28.Bf3+– (28.Bf3 Nh6 29.Be2+–) 1–0. linakip – vivapol, kurnik, 2012.

9.a3 e5 10.e4 b6 11.Re1 Bb7 12.ed5 Nd5 13.c4 Nc7 14.Ne4 Nf8 15.c5 Nb5? (15...Nd5) 16.a4 f5 17.Qb3 Qd5 18.Qd5 cd5 19.Nf6! Bf6 20.ab5! 1–0. Thor – Jarhelle, corr 1984.

9.c4 dc4 10.Nc4 Nb6 11.Qb3 Nc4 12.Qc4 Qd5 13.Qc2 Qd8 14.a3 Bf5 15.Rfe1 a6 16.Rac1 Nd5 17.Bg7 Kg7 18.Qb2 Kg8 19.e4 Be6 20.ed5 Bd5 21.Qc3 e6 22.d4 Qf6 23.Ne5 Bg2 24.Kg2 h5 25.h4 g5 26.hg5 Qg5 27.Qf3 f5 28.Rh1 Rad8 29.Rcd1 Rd5 30.Rh5 (30.Rh5 Qf6 31.Rdh1 Re5 32.de5 Qe5 33.Rh8 Qh8 34.Rh8 Kh8 35.Qh5 Kg7 36.Qe8+–) 1–0. linakip – pioneter48, kurnik, 2012.

9.c4 e5 10.cd5 cd5 11.a3 Qb6 =.

9.c4 e5 10.cd5 cd5 11.e4 d4 12.Nc4 b5 13.Nd6 Re6 14.Nb5 Ba6 15.Na3 Rb8 16.Nc2 Ne4 17.de4 Bf1 18.Bf1 Nb6 19.a4 Rc8 20.a5 Nc4 21.Bc4 Rc4 22.Nfe1 Qa8 23.f3 f5 24.Qe2 Rec6 25.b5 Rc8 26.b6 ab6 27.ab6 Qc6 28.Na3 Rc5 29.Nd3 Ra5 30.ef5 Qb6 31.fg6 hg6 32.Kg2 Qb3 33.f4 ef4 34.Nf4 d3 35.Nd3 Bb2 36.Nb2 Ra3 37.Ra3 Qa3 38.Qe6 Kg7 39.Qc8 Qb2 40.Kh3 Qf6 41.Qd7 Kh6 42.Qg4 Qf1 43.Kh4 Qf6 44.Kh3 Qf1 45.Kh4 Qf6 46.Kh3 ˝–˝. gentelmenjoe (1980) – zane (1910), kurnik, 2012.

9.c4 e5 10.cd5 cd5 11.e4 d4 12.Nc4 Bf8 13.b5 b6 14.Rc1 (14.Nd4 ed4 15.e5 Ne5 16.Ne5 Re5 17.Ba8 Bh3+=) 14...h5 (14...a6 15.a4=) 15.Rc2 (15.Nd4 ed4 16.e5 Rb8 17.ef6 Qf6+=) 15...Bb7 16.Bc1 a6 17.a4 Nc5 (17...ab5!? 18.ab5 Ra4+=) 18.Nce5+/– Na4 19.Rc4 ab5 20.Rd4 Qc8 21.Qb3 Qe6 22.Qe6 Re6 23.Bh3 Rd6 24.Rb4 Nc5 25.Ne1 Ra4 26.Rb5 Ba6 27.Rb1 Nd3 28.N5d3 Bd3 29.Nd3 Rd3 30.Rb6 Ne4 31.Rb8 Nd2 32.Bd2 Rd2 33.Rb7 Bc5–/+ 34.Rd7 Bd4 35.Kh1 Ra6 36.Bg2 Rf6 37.Bd5 Kf8 38.Bc4 Rf5 39.Bb3 g5 40.Rd1 Rd1 41.Bd1 ˝–˝. Datu,A (2135) – Csiba,D (2155), U16 Olympiad, Mersin TUR, 2008.

9.c4 e5 10.e4 d4 11.a4 a5 12.b5 c5 (12...Nc5 13.Qc2=) 13.Qe2 Nf8 14.Nh4 (14.Ba3 Qd6=) 14...Nh5 (14...Ne6=) 15.Bf3 (15.Nf5 Bh8=) 15...Nf6 (15...Nf4!? 16.gf4 Qh4–/+) 16.Qd1 (16.Bg2 Bg4 17.Nhf3 Qd7=) 16...h5 (16...Ne6 17.Bc1+=) 17.Be2 (17.Bg2 Ne6=) 17...Bh3 18.Ng2 Ng4 19.Nf3 Nh7 (19...Qf6 20.Kh1=) 20.Kh1 f5 21.Ng1 Bg2 22.Kg2 f4 23.Bg4+/– hg4 24.Qg4 Qf6 25.gf4 ef4 26.Nf3 g5 27.Rg1 Kf7 28.Kh1 Bh6 29.h4 gh4?? 30.Qh5 Ke7 31.Rg6 (31.Rg6 Bf8 32.Qh7 Qf7 33.Re6 Ke6 34.Ng5 Kd7 35.Qf7 Re7 36.Qf5 Ke8 37.Nh7 Rh7 38.Qh7+–) 1–0. Kapote – ncc_1701, ChessWorld.net, 2005.

9.c4 e6 10.Rb1 e5 11.e4 d4 12.c5 a5 13.a3 ab4 14.ab4 b5 15.Qb3 h6 (15...Nb8!?+=) 16.Ra1= Ra1 17.Ra1 Qc7 18.Qa3 Nf8 (18...Bb7 19.Qa5 Qa5 20.Ra5+=) 19.Qa5 Ne6 20.Nb3 Re7 21.Qc7 Nc7 22.Na5 Bd7 23.Nb7 Nfe8 24.Ra7 f5 (24...Bg4 25.Nd6 Kf8 26.h3 Bf3 27.Bf3+/–) 25.Nd2 Rf7? (better is 25...fe4 26.Be4 Nd5+/–) 26.Nd8+– Re7 27.ef5 (27.Nb3 Bf6 28.Na5 fe4 29.Be4 Rg7 30.Ndc6 Bf5+–) 27...Bf5 28.Bc6 (28.Nc6 Re6+–) 28...Kf8 (28...Bd3!? 29.Bg2 g5+/–) 29.Ra3 Bf6 (better is 29...Nf6+–) 30.Ne4 Be4 (30...g5 31.Kg2+– (31.Nf6?! Nf6 32.Bc1 e4 33.de4 Be4 34.Be4 Re4+–)) 31.Be4 (31.de4?! g5+–) 1–0. algernon (2510) – kuksifae (2595), net–chess.com, 2015. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 d5 5.Bg2 c6 6.0–0 0–0 7.d3 Re8 8.Nbd2 Nbd7)

9.d4 Nb6 10.c3 Nfd7 11.e3 e5 12.a4 a5 13.b5 e4 14.Ne1 Nf6 15.Qc2 Bg4 16.c4 Be2 17.c5 Nc8 (17...Bf1 18.Bf1 Nbd7 19.Rb1–/+) 18.b6 (better is 18.Ne4!? Bf1 19.Nf6 Qf6 20.Bf1=) 18...Bf1 19.Bf1 Bh6 20.Qc3 Bg7 21.Nb3 (21.Qc2 Nd7 22.Nb3–/+) 21...Qd7+= 22.Na5 h5 23.Nb3 Ne7 24.a5 Qc8 25.Nc2 Nd7 26.Qb4 Nb8 27.Ra4 Na6 28.Qa3 Nf5 29.Nb4 Nb4 30.Qb4 h4 31.a6 hg3 32.hg3 Qb8? 33.Na5+/– ba6 34.Nc6 Qb7 35.Na5 Qb8 36.Nb3?? Bf8 37.Ba6+/– Re6 38.Qb5 Ne7 39.Na5 Rf6 40.c6 Nc6?? 41.Nc6 Qe8 42.b7 Rb8 43.Nb8 Qb8 44.Qd5 Rb6 45.Ba3 Bh6 46.Bc5 Re6 47.Ba7! Qa7 48.Qd8 Kg7 49.b8Q (49.b8Q Qb8 50.Qb8+–) 1–0. Humbert,Delphine (1680) – Wavresky,Pierre, Val Maubuee op, 1989. (=1.Nf3 Nf6 2.g3 d5 3.Bg2 g6 4.b4 Bg7 5.Bb2 0–0 6.d3 c6 7.Nbd2 Re8 8.0–0)

9.e4 de4 10.de4 Ne4 11.Bg7 Nd2 12.Qd2 Kg7 13.Rfe1 +=.

9.e4 de4 10.Ne4 Nb6 11.Re1 Bf5 (11...Ne4 12.Bg7 Nf2+= (12...Kg7?! 13.Re4 Nd5 14.Qc1=)) 12.Nf6+= ef6 13.Nd4 (13.Re8 Qe8 14.Qd2 Be6+=) 13...Bc8 (13...Be6 14.c4+=) 14.Qd2 Nd5 (14...Be6 15.a4+=) 15.c4 (15.b5 Bd7+/–) 15...Nb6 (15...Ne7 16.Qf4+=) 16.Re8 Qe8 17.Re1 Qd8 18.Qf4 Bd7 19.Nb3 Be6 20.Nc5 Bf5 21.Ne4?? Qd3 22.Nf6+= Bf6 23.Bf6+– Nd7 24.Bf1 Qc2?? 25.Re7?? Rd8?? 26.Rd7! Rd7 27.Qh6 (27.Qh6 Qf2 28.Kf2 Rd2 29.Qd2 Bd7 30.Qh6 Bf5 31.Qg7; 27.Qb8 Rd8 28.Qd8) 1–0. gbsrao (2185) – kostaspetidis (2110), net–chess.com, 2006.

9.e4 de4 10.Ne4 Nb6 11.Nf6= Bf6 (11...ef6 12.Re1=) 12.Bf6 ef6 13.h3 (13.Re1 Be6=) 13...Nd5 (13...Be6 14.Re1=) 14.a3 (14.Qd2 Qd6=) 14...Qd6 (14...Be6 15.c4 Ne7 16.Re1=) 15.Qd2 Bd7 16.Rfe1 Re1 17.Re1 Re8 18.Re8+/– Be8 19.c4 Ne7 20.Qe3 Bd7 21.d4 Nf5 22.Qc3 Kg7 23.g4 Ne7 24.g5 fg5 25.Ng5 Kg8? 26.d5 cd5+= 27.c5 Qf4–/+ 28.Qe3 Qe3 29.fe3 b6 30.Nf3+= bc5 31.Ne5? Be6 32.bc5+= Kf8 33.Kf2 Ke8 34.Ke2 Kd8 35.Kd3 Kc7 36.e4 de4–+ 37.Be4 Nd5 38.Bd5–/+ Bd5 39.Kd4 Be6 40.h4 f6 41.Nd3 a5 42.Nf4 Bf7 43.Nd3 Kc6 44.Nf4 g5–+ 45.hg5 fg5 46.Nd3 Be6 47.Ne5 Kc7 48.Nf3 g4 49.Ne5 h5 50.Nd3 h4 51.Nf4 Bd7 52.Nd5 Kc6 53.Nf6 Bc8 54.a4 g3 (54...g3 55.Ke3 Kc5 56.Ne4 Kb4–+) 0–1. gbsrao (2120) – kostaspetidis (2115), net–chess.com, 2006.

9.e4 de4 10.Ne4 Ne4 11.Bg7 Ng3 12.fg3 Kg7 13.c3 +=.

9.e4 Ne4 10.Bg7 Nd2 11.Qd2 Kg7 12.d4 –/+.

9.e4 Ne4 10.Bg7 Nd2 11.Qd2 Kg7 12.Rfe1 –/+.

8.Nbd2 Bg4

9.a3 Nbd7 10.c4 e5 11.Qc2 Rc8 12.Rfe1 e4 13.de4 de4 14.Nd4 Nh5 (better is 14...c5!? 15.Nb5 e3 16.fe3 Qb6+=) 15.f3 ef3 16.ef3 (worse is 16.N2f3 c5 17.bc5 Nc5+=) 16...Bd4 17.Bd4 Be6 18.f4 Bf5 19.Qb2 Nb6 20.Qb3?? (better is 20.Re8 Qe8 21.c5+/–) 20...Qd4–+ 21.Kh1 Qd2 22.Red1 Qe2 23.Bf1 Qf2 24.Qa2 Be4 25.Bg2 Bg2# 0–1. giorgo – zizi60 (1875), kurnik, 2012.

9.a3 Nbd7 10.c4 Bf3 11.Nf3 e5 12.cd5 cd5 13.Qb3 e4 14.Ne1 Nb6 15.de4 de4 16.Bf6 Bf6 17.Rd1 Qe7 18.Nc2 Rad8 19.Ne3 Bg7 20.a4 Nd7 21.Nd5 Qe6 22.Qc4 Nb6 23.Qb5 Nd5 24.Qb7 Nf6 25.b5 Rd1 26.Rd1 Qb6 27.Qb6 ab6 28.e3 Ra8 29.Ra1 Bf8 30.Ra2 Bc5 31.Kf1 Rd8 32.Ke2 Kg7 33.a5 ba5 34.Ra5 Rb8 35.f3 ef3 36.Bf3 Bb4 37.Ra4 Rb5 38.Bc6 Rb6 39.Bf3 Bc5 40.e4 Re6 41.Rc4 Ba3 42.h4 Nd5 43.Kd3 Nb4 44.Kc3 Rc6 45.Rc6 Nc6 46.Kb3 Bc5 47.Kc4 Bf2 48.g4 Bh4 49.Kd5 Ne7 50.Kd6 Nc8 51.Kd7 Nb6 52.Kc6 Nc4 53.Kd5 Nd2 54.Be2 Bg3 55.Kd4 Kf6 56.Kd3 Nb3 57.Ke3 1–0. linakip – kubak, kurnik, 2012.

9.Qc1 Nbd7 10.Re1 e5 11.c4 Bf3 12.ef3 e4 (better is 12...a5 13.a3 Qb6+=) 13.fe4 de4 14.de4 Ne5 15.Nb3?? (better is 15.Be5 Re5 16.Rb1+/–) 15...Nd3–/+ 16.Qd2 Ne1 17.Qd8 Rad8 18.Re1 Nd7 19.Bg7 Kg7 20.c5 Ne5 21.a3 Rd3 22.Na5? b6 23.cb6 ab6 24.Nb7 Ra3 25.Rd1 Rd3 26.Rd3 Nd3 27.Nd6 Ra8 28.b5 c5 29.Bf1 Ne5 30.Kg2? c4?? 31.Nc4+= Nc4 32.Bc4 Kf6 33.h4 Rd8 34.Bd5? Ke5?? 35.Kf3? f5 36.Ke3 fe4 37.Be4+= Rc8 38.f4 Kd6 39.Bc6 Kc5 40.Kf3 Kd4 41.Kg4 Rd8 42.Kg5 Rd5?? 43.Bd5+– Kd5 44.Kh6 Kc5 45.Kh7 Kb5 46.Kg6 Ka4 47.h5 b5 48.h6 b4 49.h7 b3 50.h8Q (50.h8Q+–) 1–0. giorgo – nacicek, kurnik, 2012.

9.Rc1 a5 10.ba5 Ra5 11.a3 +=.

9.Rc1 Nbd7 10.c4= dc4 (10...a5 11.b5=) 11.Nc4 Nd5 (11...Nb6 12.Qb3=) 12.Bg7+= Kg7 13.e4 (13.Qb3 N7f6+=) 13...N5f6 (13...Nb4 14.Qb3 Bf3 15.Bf3=) 14.h3+= Be6 15.Ng5 (15.e5!? Nd5 16.Nd4+=) 15...Bc4+= 16.Rc4 (16.dc4 h6 17.Nf3 Ne4+=) 16...Ne5 17.Rc3 e6 (17...Qd4!? 18.Rb3 Rad8+=) 18.d4+= Ned7 19.h4 Nb6 20.Qc2 h6 21.Nh3 Rc8 22.e5 Nfd5 23.Rb3 Qe7 24.a3 Nd7 25.Qe4 N7b6 26.f4 Red8 27.h5 f5 28.ef6 Qf6 29.hg6 Qg6 30.Qe6?? Qe6–+ (30...Qe6 31.Rd3 Qe2–+) 0–1. gbsrao (2120) – guerino (2125), net–chess.com, 2006.

9.c4 Nbd7 10.Re1 e5 (10...a5 11.a3=) 11.cd5 (11.h3 Bf3 12.Nf3 e4 13.de4 de4=) 11...cd5 (11...Nd5 12.Qb3=) 12.Rc1 (12.h3 Bf3 13.Nf3 Rc8=) 12...Qb6+= 13.a3 (better is 13.Qb3+=) 13...Rac8 (13...a5 14.Bc3 ab4 15.ab4+=) 14.Rc2 (better is 14.Rc8!? Rc8 15.Ne5 Ne5 16.Be5+/–) 14...e4 (14...Qd6 15.h3 Be6 16.e4 de4 17.Rc8 Rc8 18.de4=) 15.Bd4 (15.Rc8 Rc8 16.de4 de4=) 15...Qe6 (15...Qd6 16.Rc8 Rc8 17.Ng5 ed3 18.Ngf3–/+) 16.Ng5 (better is 16.Rc8!? Rc8 17.de4 de4 18.Ng5+=) 16...Qf5+= 17.h4? (better is 17.Rc8 Rc8 18.h3 ed3 19.Ndf3 de2 20.Re2 Bf3 21.Nf3=) 17...h6?? (17...Rc2 18.Qc2 ed3 19.Qc1–+) 18.Nge4?? (18.Rc8 Rc8 19.de4 Ne4 20.Nde4 Bd4 21.Qd4 Rc4+–) 18...Ne4?? 19.de4 de4 20.Rc8 Rc8 21.Be4 Qe6 22.Bg7 Kg7 23.Bb7 Re8 24.Bf3 Ne5 25.Bg4 Ng4 26.Nf3 1–0. gbsrao (1870) – spud (2310), net–chess.com, 2006. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0–0 5.Bg2 d5 6.0–0 Re8 7.d3 c6 8.Nbd2)

9.e4 de4 10.de4 Qc7 11.c4 (11.Qb1 a5 12.ba5 Ra5=) 11...Nbd7 (11...Ne4 12.Bg7 Nd2 13.Qd2 Bf3 14.Bf3 Kg7 15.Rad1=) 12.h3 (12.e5 Nh5 13.Qe1 Bf5=) 12...Be6 (better is 12...Bf3!? 13.Nf3 Ne4 14.Bg7 Kg7+=) 13.e5 (13.Nd4 Nf8+=) 13...Nh5 14.Ng5 (14.Qe2 Red8=) 14...Ne5= 15.Ne6 fe6 16.Re1 (16.Qb3 Red8 17.Ne4 Nd3 18.Bg7 Ng7+=) 16...Nd7 (16...Nd3 17.Bg7 Ne1–/+ (17...Kg7?! 18.Re6 Rad8 19.Qb3=)) 17.Bg7 (17.Rb1 Bb2 18.Rb2 Ng7+=) 17...Kg7 (17...Ng7 18.Qe2+=) 18.Re6 Nhf6 (18...Nf8 19.Re2+=) 19.Qe2+/– Rad8 20.Nf3 Nf8 21.Ng5 Rd6 22.Re1 h6? 23.Re7+– Re7 24.Qe7 Qe7 25.Re7 Kg8 26.Nf7 Rd7 27.Nh6 Kh8 28.Nf7 Kg8 29.Rd7 N8d7 30.Nd8 b6 31.Nc6 a6 32.Kf1 Ne8 33.Be4 Kg7 34.Ne7 Nd6 35.Bd3 Kf7 36.Ng6 Nf6 37.Ne5 Ke6 38.Ng4 Ng4 39.hg4 Nf7 40.Bf5 Kd6 41.f4 a5 42.ba5 ba5 43.g5 Ke7 44.g4 Nd6 45.g6 Ne8 46.Kf2 Kf6 47.Ke3 Nd6 48.c5 Ne8 49.Ke4 Nc7 50.g5 Kg7 51.Ke5 (51.Ke5 Kf8 52.Bd3+–) 1–0. gbsrao (2115) – kostaspetidis (2115), net–chess.com, 2006.

9.e4 de4 10.Ne4 Nbd7 (10...Ne4 11.Bg7 Bf3 12.Bf3 Ng3 13.fg3 Kg7 14.c3+=) 11.Re1 (11.Nf6 Nf6 12.Qe1 Be6=) 11...Nb6 (better is 11...Ne4 12.Bg7 Nf2 (12...Kg7?! 13.de4 e5 14.h3=) 13.Kf2 Kg7–/+) 12.Nf6= Bf6 13.Bf6 ef6 14.Qd2 (14.Re8 Qe8 15.Qd2 Qe6=) 14...Qd7 (14...Qd6 15.a3=) 15.Rac1 (15.a3 Rad8=) 15...Re1 (15...Re6 16.c3=) 16.Re1+= Re8 17.Re8 Qe8 18.h3 Bc8 19.Qf4 Nd5 20.Qd6 Kg7 21.c4 Nb6 22.Kf1 Bf5 23.g4 Be6 24.g5 fg5= 25.Ng5 h6 26.Ne4 Qd7 27.Qe5+/– f6?? 28.Qf6+– Kh7 29.Nc5 Qg7 30.Qe6 h5 31.Kg1 Kh6 32.Qe3 Kh7 33.Ne6 Qf7 34.Ng5 (34.Ng5 Kg7 35.Nf7 Kf7 36.Qf4 Ke6 37.Qc7+–) 1–0. gbsrao (2120) – kostaspetidis (2115), net–chess.com, 2006.

9.e4 Ne4 10.Bg7 Nd2 11.Qd2 Bf3 12.Qh6 Bg2 13.Kg2 –/+.

9.h3 Bc8 10.Rc1 a6 (10...a5 11.ba5 Ra5 12.a3=) 11.c4 dc4 12.Nc4 Nbd7. gbsr (2300) – kostaspetidis (2300), net–chess.com, 2003.

9.h3 Bf5 10.Nd4 e5 11.Nf5+= Nbd7?? 12.Ng7+– Kg7 13.Nf3 Kg8 14.Re1 a6 15.Rc1 Qe7 16.c4 d4 17.e3 de3 18.Re3 Qd6 19.Qe2 Nh5 20.Ne5 Ne5 21.d4 Qb4 22.de5 Qc5 23.Bf3 Ng7 24.Ba3 Qb6 25.Bd6 Nf5 26.c5 Qd8 27.Re4 Qd7 28.Bg4 Qe6 29.Bf5 gf5 30.Rh4 Kg7 31.Qh5 Qg6 32.Qg6 fg6 33.Rb1 h6 34.Rb7 Kg8 35.Rh6 a5 36.Rg6 Kh8+– 37.h4 (37.h4 Rad8 38.e6 Rd6 39.cd6 Rb8 40.Rb8 Kh7 41.h5 f4 42.Rb7 Kh8 43.d7 fg3 44.d8Q; 37.Rh6 Kg8 38.Rhh7 Re7 39.Rbe7 Ra7 40.Ra7 f4 41.Rag7) 1–0. gbsrao (2115) – kostaspetidis (2125), net–chess.com, 2006.

7.d3 Bf5

8.Qd2 Qd7 9.Nc3 Bh3 10.Na4 Bg2 11.Kg2 Qd8 12.Nc5 Nbd7 13.Nb7 Qb6 14.Na5 c5 15.a3 Rfd8 16.Rab1 h5 17.c4 dc4 18.dc4 Ne5 19.Qc2 Nf3 20.ef3 Rac8 21.Qa4 Nh7 22.Bg7 Kg7 23.Rfe1 e6 24.bc5 Qc5 25.Nb7 Qf5 26.Nd8 Rd8 27.Qa7 Ng5 28.Re3 Qh3 29.Kg1 Rd2 30.Rf1 h4 31.f4 hg3 32.Rg3 Nf3 33.Rf3 Qf3 34.Qc7 Qa3 35.Qe5 Kg8 36.Rb1 Rd8 37.c5 Qf3 38.Qg5 Rd1 39.Rd1 Qd1 40.Kg2 Qd5 41.Qd5 ed5 42.Kf3 Kf8 43.Ke3 Ke7 44.Kd4 Ke6 45.c6 Kd6 46.c7 Kc7 47.Kd5 Kd7 48.Ke5 Ke7 49.f3 f6 50.Ke4 Ke6 51.h4 Kd6 52.f5 g5 53.hg5 fg5 54.f6 Ke6 55.f7 Kf7 56.Kf5 Kg7 57.Kg5 Kf7 58.Kf5 Ke8 59.Kf6 Kf8 60.f4 Ke8 61.f5 Kf8 62.Ke6 Ke8 63.Kf6 Kf8 64.Kg6 Kg8 65.f6 Kf8 66.f7 Ke7 67.Kg7 1–0. rryy44 – er5972joc, kurnik, 2012.

8.Nbd2 a5 9.a3 ab4 10.ab4 Ra1 11.Qa1 Qb6 12.c4 dc4 13.Nc4 Qd8 14.Na5 Qc8 15.Rc1 b6 16.Nc6 Nc6 17.b5 Bd7 18.bc6 Be6 19.Qa7 Nd5 20.Bg7 Kg7 21.Nd4 Nb4 22.Qe7 Nd5 23.Ne6 Qe6 24.Qe6 fe6 25.Bd5 ed5 26.Rb1 1–0. gentelmenjoe (1960) – janjanin (1855), kurnik, 2012. (=1.Nf3 Nf6 2.g3 d5 3.Bg2 c6 4.0–0 g6 5.b4 Bg7 6.Bb2 0–0 7.d3 Bf5)

8.Nbd2 Qc8 9.Re1 a5 10.a3 ab4 11.ab4 Na6 12.c3 Nd7 (12...Rd8 13.Qc2=) 13.Qb3 e5 14.e4 de4 15.de4 Be6 16.c4 f6 17.Qc3 b6 18.Red1 Rd8 19.Ne1 Bf8 20.Nc2 Qb7 21.Nf1 Nc7 22.Nfe3 Ra1 23.Ba1 Qc8 24.f4 Bh6 25.f5 Bf7 26.h4 Nf8 27.Rd8 Qd8 28.g4 Bf4 29.Bf1 Qa8 30.Ng2+= Bh6 31.g5 Bg7 32.Nce3 Qd8 33.gf6+/– Bf6 34.Ng4 Nd7 35.Qg3 Qe7+= 36.fg6 hg6 37.h5 g5 38.Nh6 Kf8 39.Nf7 Kf7 40.Bc3 Ne6 41.Ne3 Nf4 42.Nf5 Qd8 43.Qg4 Nf8 44.c5 b5 45.Nd6+/– Kg7 46.h6 Kh7 47.Qf5 N8g6 48.Kf2 Qe7? 49.Be2?? Qe6= 50.Qe6 Ne6 51.Bg4 Nd8 52.Bd7 Kh6 53.Nb5 cb5–/+ 54.c6 Nc6 55.Bc6+= Bd8 56.Bb5 1–0. Halmeenmaeki – Johansson, Finland, 1998. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 d5 5.Bg2 0–0 6.0–0 Bf5 7.d3 c6)

8.Nbd2 Qc8 9.Re1 Nbd7 10.a3 Nb6 11.Rc1 Na4 12.Ba1 Nh5? (better is 12...a5=) 13.Bg7+– Ng7 14.c4 dc4 15.Qa4 cd3 16.ed3 Bd3 17.Ne5 (17.Re7 Nf5 18.Ree1 Qc7+–) 17...Bb5 18.Qb3 Qe6? (18...Qe8+–) 19.Nc6 Qb3 (19...Qd7 20.Ne7 Kh8 21.Qd5+–) 20.Ne7 (20.Nb3?! bc6 21.Re7 Nf5+/–) 20...Kh8 21.Nb3 1–0. Gravett,Alan D (1960) – Plaat,H, Guernsey op, 1985. (=1.g3 Nf6 2.Bg2 d5 3.Nf3 g6 4.b4 Bg7 5.Bb2 0–0 6.0–0 Bf5 7.d3 c6)

8.Nbd2 Qc8 9.Re1 Bh3 10.Bh1 a6 11.c4+= Rd8 12.Qc2 (12.Qb3 Bg4+=) 12...b5 (12...a5!?=) 13.cd5+= cd5 14.Rac1 Nbd7 15.Qb1 (15.Ng5 Qc2 16.Rc2 Bf5+=) 15...Qb7 16.Ng5 Bg4 (16...Bh6 17.Ndf3 (worse is 17.Nh3 Bd2 18.Bg2 Be1 19.Re1 a5–+) 17...Bg4 18.e3+=) 17.h3+/– h6 (17...Be6!?+/–) 18.Nf7 (18.hg4?! hg5 19.Bf3 e5+=) 18...Kf7 19.hg4 Ng4 20.Bg7 (20.d4!? Rac8 21.Rc8 Rc8 22.e4+/–) 20...Kg7+= 21.Qb2 (21.Bf3 h5+=) 21...e5 22.Nb3 Rf8 (22...Rac8!?+=) 23.Bf3 (23.Nc5 Nc5 24.Rc5+/–) 23...h5? (better is 23...Ngf6!?+/–) 24.Bg4+– hg4 25.Nc5 Qb6 26.e3 (26.e4!? Nc5 27.bc5 Qf6 28.ed5 Rae8+–) 26...Nc5 27.Qe5 (27.bc5?! Qf6 28.Qe2 Rf7=; 27.Rc5?! Qe6+=) 27...Qf6 28.Qf6 Rf6 29.Rc5 Rf5 30.Rc7 (30.Kg2 Rd8+/–) 30...Kf6 (30...Rf7 31.Rc2+/–) 31.Rec1 (better is 31.Re2+/–) 31...Rh5?? (better is 31...a5 32.ba5 Ra5 33.R1c6 Kg5+/–) 32.R1c6+– Kg5 33.Rg7 Rh6 34.Rd7 Rf8 (34...Rhh8+–) 35.Rd5 Rf5 36.Rf5 Kf5 37.Ra6 1–0. Auger,Bertrand (1950) – Dagenais,Benoit, Quebec op Open, 2010. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 d5 5.Bg2 0–0 6.d3 c6 7.0–0 Bf5)

8.Nbd2 Qc8 9.Re1 Bh3 10.Bh1 (10.Bh3 Qh3 11.e4 de4 12.Ne4 a5=) 10...h6 (10...Bg4 11.Bc3=) 11.c4 dc4 12.Nc4 Rd8 13.Rc1 Be6 14.b5 Bc4 (14...c5 15.Nfd2+=) 15.Rc4+= Nd5 (15...Qf5 16.Ne5+–) 16.Bg7 Kg7 17.bc6 Nc6 18.Ne5 Qe6 19.Nc6 bc6 20.Qc2 Rac8 21.Rc1 Rd6 22.Rc5 (22.Bf3 Rc7+/–) 22...f6 (22...Rb8 23.Qd2+=) 23.Qc4 Nb6 24.Qe6 Re6 25.Kf1 Nd7 26.Rc6 Rec6 27.Rc6 (27.Bc6? Nb8–+) 27...Rc6 28.Bc6 Nb6 29.e4 Kf7 30.Bd5 (30.Ke2 f5+/–) 30...e6 (30...Nd5 31.ed5 Ke8 32.Ke2+=) 31.Bb3 Ke7 32.d4 Kd6 33.Ke2 Nd7 34.f4 e5 35.Kd3 g5 36.Ba4 Nb6 37.de5 fe5 38.fg5 hg5 39.Bb5 a5 40.Ke3 Ke6 41.Kf3 Kf6 42.Kg4 Nc8 43.Kh5 Nd6 44.Bc6 Nf7 45.Bd5 Nd6 46.a4 Nc8 47.Bc6 Nb6 48.g4 Nc8 49.h4 gh4 50.g5 Kg7 51.Kh4 Nd6? 52.Kh5+/– Nc4 53.g6 Nd6 54.Kg5 Nc8 55.Bd5 Nd6 56.Ba8 Nc8 57.Kf5 Nb6 58.Bc6+/– Nc4 59.Bb5+– Nd2 60.Be8 Nf3 61.Bf7 1–0. Fluvia Poyatos,Jordi (2335) – Martin Fernandez,Santiago (2030), Girona–ch Barcelona, 2001. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0–0 5.Bg2 d5 6.0–0 c6 7.d3 Bf5)

8.Nbd2 Nbd7 9.c4 dc4 10.Nc4 Nb6 11.Na5 Qc7 12.Rc1 Rad8 13.Nd4 Nbd5 14.Nf5 gf5 15.Qb3 Qb6 16.Nc4 Qb4 17.Bd4 Qb3 18.ab3 a6 19.Na5 Nb4 20.Be5 Rd7 21.d4 Nfd5 22.Bg7 Kg7 23.e3 e6 24.Rc4 Nd3 25.Rb1 Rfd8 26.Bf1 N3b4 27.Ra1 Rc8 28.Ra4 b6 29.Rcb4 Nb4 30.Rb4 ba5 31.Rb6 c5 32.Ra6 cd4 33.ed4 Rd4 34.Ra5 Rc1 35.Kg2 Rdd1 36.Bc4 Rd2 37.Ra7 Kf6 0–1. gentelmenjoe (1855) – gramdlajaj7 (1855), kurnik, 2012.

8.Nbd2 Nbd7 9.c4 dc4 10.Nc4 Nb6 11.Na5 Qc8 12.Re1 Nbd7 13.Rc1 Qc7 14.Nd4+/– Be6 (14...Bg4 15.h3 Be6 16.Ne6 fe6 17.Qb3+/–) 15.Ne6 fe6 16.Qb3 Rf7 (16...Qb6 17.Bh3+/–) 17.Nb7!+– Qb7 18.Bc6 (18.Rc6?! Rb8 19.a3 Nd5 20.Re6 Nc5 21.Qd5 Qd5 22.Bd5 Ne6 23.Bg7 Ng7 24.Bf7 Kf7=; worse is 18.Qe6 Qb4 19.Bc6 Rb8–/+) 18...Qb8 (18...Qc8 19.Ba8 Qa8 20.Qe6+–) 19.Qe6 (19.Bf6 ef6 20.Ba8 Qa8 21.Qe6 Qb7+–) 19...Nb6 20.a4 Qd8 21.a5 Rc8?? 22.ab6 ab6 23.Bd5 (23.Bd5 Qd5 24.Rc8 (worse is 24.Qc8 Rf8 25.Qc6 Qf7+–) 24...Bf8 25.Qb6+–) 1–0. Poley,V (2330) – Pages,Jeremy, 1st Open, Condom FRA, 2002. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 d5 5.Bg2 0–0 6.d3 Bf5 7.0–0 c6)

8.Nbd2 Nbd7 9.Nd4 Be6 10.Ne6+= fe6 11.Bh3 e5 12.e4 d4 13.c3+= c5 14.cd4 ed4 15.f4+/– Nh5 16.Qa4+– a6?? 17.Qd7 Qd7 18.Bd7 b6 19.bc5 bc5 20.Ba3 Kf7 21.Nf3 h6 22.Bc5 (22.Bc5 Rad8 23.Ne5 Be5 24.fe5 Kg7 25.e6+–) 1–0. Double Wood – ncc_1701, ChessWorld.net, 2005.

8.Nbd2 Nbd7 9.Nd4 Ne8 10.Rb1 (10.e4 Be6+=) 10...Nd6 (10...Bd4!? 11.Bd4 e5=) 11.e4+/– de4 12.de4 (worse is 12.Ne4 Be4 13.de4 Qb6=) 12...Bd4 13.Bd4 Be6 14.Nb3 (14.a4 a5 15.c3 f6+=) 14...Bc4 15.Re1 Nb5 (15...e5 16.Be3 Qe7 17.a4=) 16.Bb2+= Nf6 (16...Bb3 17.ab3 Qc7 18.c4+/–) 17.Qf3 Nd7 18.a4 Nd6 19.e5 Nf5 20.Na5 (20.Qc3 Bd5+/–) 20...Bd5+= 21.Qc3 e6 22.Nb7+– Qb8 23.Na5 Rc8 24.Bf1 Nb6? 25.Qa3+– Qc7 26.c4 1–0. Dreckmeier,Dirk – Stellmacher,Dieter, Oerlinghauser op 1st, 1994. (=1.Nf3 Nf6 2.g3 d5 3.Bg2 g6 4.b4 Bg7 5.Bb2 Bf5 6.0–0 0–0 7.d3 c6)

8.Nbd2 Re8 9.Rb1 Qc7 (9...a5 10.a3=) 10.c4 e5 11.cd5 cd5 12.Qc1 Qd6 13.Qc5 (13.e4!? Be6 14.Be5+/–) 13...Qc5= 14.bc5 Nc6 15.Rfe1 Rab8 16.e4 de4 17.de4 Bg4 18.h3 Bf3 19.Bf3 Bf8 20.Nb3 Nd7 21.Rbc1 Red8 22.Be2 Rbc8 23.Bf1 Nd4 24.Nd4 ed4 25.Bd4 Bc5 26.Bb2 Nb6 27.Red1 (27.Kg2!?+=) 27...Rd1+= 28.Rd1 Bf2 29.Kf2 Rc2 30.Kf3 Rb2 31.Rd8 Kg7 32.Rb8 (32.Re8!?–/+) 32...Nd7 33.Rd8 Ne5 34.Ke3 Ra2 35.Rb8 Rb2 36.Re8 Kf6 37.g4 g5 38.Kd4 Rd2 39.Kc5? b6 40.Kb4 Rd8! 41.Rd8 Nc6 42.Kb5 Nd8 43.Bc4? Ke5–+ 44.Ka6 Ke4 45.Ka7 Kf4 46.Kb6 Kg3 47.Kc7 Ne6 48.Kd6 Kh3 49.Be2 Nd4 50.Bd1 f5 51.gf5 Nf5 52.Ke5 Ne3 53.Bh5 Kh4 54.Be2 h5 55.Ke4 Ng2 56.Bf1 Kg3 0–1. Tchetchelnitski,Boris – Niebling,Ferdinand (2150), GER–ch Seniors, 2001. (=1.g3 Nf6 2.Bg2 d5 3.Nf3 g6 4.b4 Bg7 5.Bb2 0–0 6.0–0 Bf5 7.d3 c6)

8.Nbd2 Re8 9.c4 Na6 10.Qb1 Qc8 11.cd5 cd5 12.Rc1 Qd8 13.Be5 Nh5 (13...Rc8 14.b5 Nc5 15.Qb4+=) 14.Bg7 Ng7 15.Qb2 Qb6 16.a3 Rac8 17.Qe5 Qe6 18.Nb3 Rc1 19.Rc1 (worse is 19.Nc1 Qe5 20.Ne5 Rd8=) 19...Rc8 (19...f6!? 20.Qe6 Ne6+–) 20.Rc8+– Qc8 21.Nfd4 (21.Qd5 Be6 22.Qb5 Bb3–/+) 21...Be6 22.Bd5 Bd5 23.Qd5 Nb8 24.Nc5 b6 25.Ne4 Ne8 26.Qe5 Qc7 27.Nf6! Kf8?? 28.Ng4 Qe5 29.Ne5 Nd6 30.Ndc6 Nc6 31.Nc6 Nc8 32.e4 Kg7 33.Kf1 e6 34.b5 Kf8 35.Ke2 Ke8 36.Ke3 f6 37.d4 Kd7 38.Nb4 Nd6 39.a4 Nc4 40.Kd3 Na5 41.f4 Kc7 42.e5 fe5 43.h3?? Nb7? 44.Kc3?? Nd8? 45.Kc4 Nf7? 46.Nd3?? Kd7?? 47.d5?? ed5 48.Kd5+= Nd8?? 49.Nb4?? Ne6 1–0. Haik,Aldo – Krouk,E, Skopje ol (Men) fin–D, 1972. (=1.Nf3 Nf6 2.g3 g6 3.b4 d5 4.Bb2 Bg7 5.Bg2 0–0 6.0–0 Bf5 7.d3 c6)

8.Nbd2 Re8 9.Nd4 Qc8 =.

7.d3 Bg4

8.a3 Nbd7 9.Nbd2 e5 10.Ne5 Ne5 11.Be5 Re8 12.f4 Qd7 13.Qe1 Bh3 14.e3 Bg2 15.Kg2 Re7 16.d4 Rae8 17.c4 dc4 18.Nc4 Ne4 19.Bg7 Kg7 20.Ne5 Qe6 21.Qe2 f6 22.Nd3 Nc3 23.Qc2 Qe4 24.Rf3 Nd5 25.Re1 g5 26.fg5 fg5 27.h3 h5 28.Qd2 g4 29.hg4 hg4 30.Ne5 gf3 31.Kf2 Re5 32.de5 Re5 33.Kg1 Ne3 34.Qd7 Re7 35.Qd6 f2 36.Kf2 Qg2# 0–1. stampyshortlegs – pipesharp, ChessWorld.net, 2014. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0–0 5.Bg2 d5 6.0–0 c6 7.d3 Bg4)

8.c4 Qc8 9.Nbd2 Bh3 10.Rc1 Bg2 11.Kg2 Qg4 12.Ne5 Qf5 13.Qb3 Nh5 14.Ndf3 Nf6 15.cd5 Nd5 16.e4 Nf4 17.gf4 Qf4 18.Rfe1 Na6 19.d4 Kh8 20.Qe3 Qe3 21.fe3 Nb4 22.a3 Na6 23.d5 c5 24.Nc4 Bb2 25.Nb2 b6 26.e5 Rad8 27.e4 Nc7 28.Red1 Kg7 29.d6 ed6 30.ed6 Nb5 31.e5 Na3 32.Nc4 Nb5 33.Ng5 Nd4 34.Rd4 cd4 35.e6 fe6 36.Ne6 Kf6 37.Nf8 Rf8 38.Rf1 Kg7 39.Rf8 Kf8 40.Ne5 a5 41.Kf3 a4 42.Ke4 b5 43.Kd5 Ke8 44.Ke6 d3 45.d7 Kd8 46.Nf7 Kc7 47.d8Q Kc6 48.Qd3 Kc5 49.Ne5 b4 50.Nd7 Kc6 51.Qd6 Kb5 52.Qc5 1–0. gentelmenjoe (1805) – reykjavik (1975), kurnik, 2012.

8.c4 Qd6 9.a3 Nbd7 =.

8.c4 e6 9.Nbd2 Nbd7 10.h3 Bf3 11.Nf3 Qb6 12.Qb3 (12.Bd4 Qc7=) 12...a5= 13.ba5 Ra5 14.Bc3 Ra6 15.Rfb1 Qb3 16.ab3 (worse is 16.Rb3 dc4 17.Rb7 Nc5+=) 16...Rfa8 17.Ra6 Ra6 18.b4 (18.Ra1 Ra1 19.Ba1 Nc5=) 18...Ne8 19.Bg7 Kg7 20.Nd2 (20.b5!? Ra2 21.bc6 bc6 22.Rb7 dc4 23.dc4= (worse is 23.Rd7 c3 24.Nd4 e5 25.Ne6 Kg8–/+)) 20...Ra2–/+ 21.Nb3 Re2 22.Na5 (22.Nc5 Nc5 23.bc5 dc4 24.dc4 Re5 25.Rb7 Rc5–/+) 22...Ne5 (22...Nd6 23.c5 Nf5 24.Nb7–+) 23.Nb7 Nd3 24.cd5 ed5 25.Na5 (25.Bf1!? Re1 26.Re1 Ne1 27.b5 cb5 28.Bb5–/+) 25...Rc2–+ 26.Bf1 Nf2 (26...Ne5!? 27.b5 cb5 28.Rb5 Nf3 29.Kg2 Ne1 30.Kg1–+) 27.Nc6–/+ Rc6 (27...Ne4!? 28.b5 Nd2–/+) 28.Kf2+= Rb6 29.Ke3 Kf6 30.Kd4 Nc7 31.Kc5 Re6 32.b5+/– Nb5 33.Kb5 Re3+= 34.g4 h5 35.gh5 gh5 36.Rb4 Re4 37.Rb3 Ke5 38.Kc5 d4 39.Kc4+/– Rf4 40.Rb5 Kf6 41.Be2 h4 42.Bg4 Kg6 43.Bd7 f6 44.Be8 Kg7 45.Bd7 Kg6 46.Rb6 Kf7 47.Rb5?? Kg6 48.Kd3 Kh6 49.Bg4 Kg6 50.Rh5 f5+= 51.Rh4 ˝–˝. Schuster,Petr (1980) – Simcik,Jan, Brno op, 2005. (=1.Nf3 Nf6 2.g3 g6 3.b4 d5 4.Bg2 Bg7 5.Bb2 0–0 6.0–0 Bg4 7.d3 c6)

8.c4 e6 9.Ne5 Bf5 10.Nd2 Nbd7 11.e4 de4 12.de4 Ne5 13.ef5 Nd3 14.fg6? (14.Ba3 Qd4 15.Qc2 Nf2 16.Nb3 Nh3 17.Kh1=) 14...Nb2–+ 15.Qc2 Ng4 (better is 15...fg6 16.Qb2 Ng4–+) 16.gh7–/+ Kh8 17.Rab1 Qd4 18.Nf3 Qc4 19.Qd2?? Qd5?? 20.Qe2? Qh5 21.h4? Na4–+ 22.Ng5 Nb6 23.Bf3–/+ f5 24.Qe6 Rae8 25.Qb3 Nd5! 26.Bd5 cd5 27.Qd5 Nf6 28.Qf5 Qg4 29.Qg6+= Qd7 30.Rbd1 Qc7? 31.Rc1 Qe7+= 32.Rfe1 Qe1 33.Re1 Re1 34.Kg2 Re7 35.h5 Rc7?? 36.h6 Bh6 37.Qh6 Nh7 38.Nh7 Rf2 39.Kf2 Rh7 40.Qf8 1–0. mapaj – marekd4 (1650), kurnik, 2012.

8.Nbd2 a6 9.a4 Re8 (9...a5 10.b5=) 10.Re1 (10.c4 Nbd7=) 10...Nbd7 (10...a5 11.b5 cb5 12.ab5 Qb6=) 11.e4 (11.c4 e5=) 11...de4 (11...Ne4 12.Bg7 Nd2 13.Qd2 Kg7 14.Qf4 Bf3 15.Qf3–/+) 12.Ne4 (12.de4 Ne4 13.Bg7 Nd2 14.Qd2 Bf3 15.Bf3 Ne5+=) 12...Qc7 13.h3 Be6 14.c4 Nb6 15.Nfg5 Bf5 16.Nc5 Rad8 17.Be5 Qc8 18.g4 Bd7 19.a5+/– Na8 20.h4?? Nc7 21.Nd7 Rd7 22.Bf6 Bf6+= 23.Ne4? Ba1–+ 24.Qa1 Red8?? 25.Nc5+= Rd4 26.Re7 Rf8?? 27.Qd4+– Re8 28.Nd7 Re7+/– 29.Nf6 Kf8 30.Nh7 Kg8 31.Nf6 Kf8 32.Nd7 Kg8+= 33.Nf6 Kf8 34.Qf4 Qe6?? 35.Qh6 1–0. gbsrao (2210) – kostaspetidis (2100), net–chess.com, 2006.

8.Nbd2 Na6 9.a3 Nc7 10.c4 a5 11.cd5 (11.h3 Be6=) 11...Nfd5 12.Bg7 Kg7 13.Qb3 (13.ba5 Ra5 14.Qb3 Bf3 15.Nf3 Nb5=) 13...a4 (13...ab4 14.e4 Nc3 15.Qb4=) 14.Qc4 Nb5?? (better is 14...Bf3 15.Nf3 Nb5=) 15.Qg4+– Ndc3 16.Rfe1 f5 17.Qc4 Nd5 18.Ng5 Rf6 19.e4 Nb6 20.Ne6 Re6 21.Qe6 Nc7 22.Qe5 Kf7 23.ef5 Qd6 24.fg6 hg6 25.Qg5 Ne6 26.Qg4 Nd5 27.Nc4 Qd7 28.Ne5 (28.Ne5 Ke8 29.Qg6 Kd8 30.Nd7+–) 1–0. gbsrao (2310) – croach (2385), net–chess.com, 2010.

8.Nbd2 Na6 9.Rb1 Bf3 10.Nf3 Nc7 11.Qd2 Qd6 12.Be5 Qd7 13.Rfc1 Rfd8 14.a4 Nfe8 15.Bg7 Kg7 16.c4 a6 17.b5 ab5 18.ab5 cb5 19.cd5 Nd5 20.Qb2 Ndf6 21.Rc5 Ra7 22.Rb5 Nd6 23.Rb4 Kg8 24.e4 Nfe8 25.Rd4 Ra4 26.Ne5 1–0. Szabo – Wittman, Kapfenberg 1976.

8.Nbd2 Qb6 9.a3 a5 10.Ne5 Be6 11.Nb3 ab4=+ 12.Bd4 Qc7 13.ab4 Na6 14.Qd2 Nh5 15.Nf3 f6 16.Be3 Bd7 17.Nc5 Nc5 18.Bc5 b6 19.Be3 e5 20.Bh6 Ra7 21.Bg7 Ng7 22.c4 Rfa8 23.Qc3 Be6 24.Nd2 Qd6 25.Ra7 Ra7 26.c5 bc5 27.bc5 Qc7 28.Ra1 Nf5 29.Nb3 Kg7 30.Ra7+= Qa7 31.Qa5 Qa5=+ 32.Na5 Bd7 33.Bh3 Kf7 34.e4 de4 35.de4 Ng3 36.Bd7 Ne4 37.Nb7 Nc3 38.Bc6 Ne2 39.Kf1 Nd4 40.Bd5 Ke7 41.Nd6 f5 42.Ke1 e4 43.Kd2 Nf3 44.Kc1 Ne1 45.Bc4 h5 46.Nb5 Kd7 47.Nd4 h4 48.Bb5 Kc8 49.c6 g5?! 50.Ne6 Nd3 51.Bd3 ed3 52.Ng5 (52...f4 53.Kd2+–) 1–0. Windelboe,Werner – Clissold,Benjamin (2135), Aarhus op, 1994.

8.Ne5 Nbd7 9.Ng4= Ng4 10.Bg7 Kg7 11.e4 Ngf6 12.Nd2 e6 13.Qe2 Kg8 14.c4 d4 ˝–˝. Volman,H (2175) – Kahn,E (2290), FSIMB March, Budapest HUN, 2009.

8.Ne5 Nfd7!? 9.d4 Ne5 10.de5 Qc7 –/+.

8.h3 Bf3 9.ef3 Qb6 10.a3 +=.

8.h3 Bf3 9.ef3 Nbd7 10.Nd2 (10.f4 Qb6 11.Bc3 Nh5–/+) 10...e5 11.Re1 (11.Nb3 Qb6 12.a3 Rad8+=) 11...Re8 (11...a5 12.ba5 (12.Be5? doesn't work 12...Ne5 13.b5 Re8–+) 12...Ra5 13.d4 (13.Be5? Ne5 14.Nb3 Ra3–+) 13...ed4 14.Bd4+=) 12.Rb1 (12.Nb3 a6+=) 12...Nh5 (12...a5!? 13.ba5 Ra5–/+) 13.c4 (13.Bc1 Qc7+=) 13...d4 (13...a5 14.cd5 ab4 15.dc6 bc6 16.f4+=) 14.Ne4 (14.f4 Qb6=) 14...Qc7 (14...Bf8 15.Qb3–/+) 15.Qb3 Kh8 (15...a5!?+=) 16.c5 Ndf6 (better is 16...Rf8!?=) 17.Nd6+/– Re6? (better is 17...Rf8 18.Re5 Ne8 19.Re8 Rae8 20.Ne8 Re8+/–) 18.Re5!+– Decoy: e5. 18...Nd5 (18...Re5 19.Nf7 Decoy Double attack) 19.Re6 fe6 20.Re1 Qd7 21.Bc1 (21.f4 Bf6+–) 21...Rf8 (21...Nhf6 22.h4 Ne8 23.Bh3 Nd6 24.Be6+– (24.cd6?! Qd6 25.Ba3 e5=)) 22.a4 (22.f4 b6+–) 22...Nhf6 (22...e5 23.Qa3+/–) 23.f4 Ne8 (23...a6 24.Bb2 Ne8 25.Nc4+–) 24.Ne4 (24.b5 Nd6 25.bc6 bc6 26.cd6 Qd6+–) 24...h6 (24...Nec7 25.Bd2+/–) 25.Bd2 Qf7 26.Re2 g5?? 27.fg5+– Qh5 28.g4 Qh4 29.gh6 Bh6 30.Bh6 Qh6 31.Qb2 Nf4? 32.Qd4 Ng7 33.Re3 Ng2 34.Kg2 Qf4 35.Qd6 e5 36.Qe7 Rf7 37.Qh4 Kg8 38.Ng5 Rf6?? 39.Qh7+– Kf8 40.Qh8 (40.Qh8 Ke7 41.Qg7 Ke8 42.Rf3 Qg5 43.Qg5 Rf3 44.Qe5 Kf7 45.Kf3+–) 1–0. Nunes,Jose Botas – Akiki,Michel, Batalha dos Mestres op, 2002. (=1.g3 d5 2.Bg2 Nf6 3.b4 g6 4.Bb2 Bg7 5.Nf3 0–0 6.0–0 c6 7.d3 Bg4)

8.h3 Bf3 9.ef3 Nbd7 10.f4 Ne8 (10...Qb6 11.a3–/+) 11.Bg7 Ng7 12.Nd2 e6 13.c3 Nf5 14.Kh2 (14.Nb3 Qc7=) 14...Qc7 15.d4 Nf6 16.Qe2 h5 17.Qe5 Qe7 18.Rfe1 Rac8 19.Kg1 Nd7 20.Qe2 Nd6 21.h4 Qf6 22.Bh3 Nb6 23.a4 Nbc4 24.Nc4 Nc4 (worse is 24...dc4 25.Qa2+/–) 25.a5 a6 (25...b6 26.ab6 ab6 27.Qd3=) 26.Bf1+= Qf5 27.Kh2 Nd6 28.Bh3 Qf6 29.Qd3 Ne4 30.Re2 Nd6 31.Rae1 Rfe8 32.Rg1 Kf8 33.Rge1 Rc7 34.Qf3 Ne4 35.Re3 Rcc8 36.Qe2 Nd6 37.Qc2 Nc4 38.R3e2 Nd6 39.Qd3 Rc7 40.Kg1 Rce7 ˝–˝. Holzbauer,Johann (2120) – Bartl,Ulf (2025), Feffernitz Raika op, 2005. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0–0 5.Bg2 d5 6.0–0 c6 7.d3 Bg4)

8.Nbd2 a5

9.a3 ab4 10.ab4 Ra1 11.Qa1 =.

9.ba5 Qa5 10.c4 Nbd7 11.Qc2 Qa4 12.Qb1 Ra6 13.Rc1 Rb6 14.Nb3 dc4 15.Rc4 (15.dc4? Bf5 16.Rc2 Rd8–+) 15...Qb5 16.Nfd4 Qh5 17.Qf1 Nd5 18.e4 Nb4 19.Bc3 Nd3 20.Qd3 Ne5 21.Qf1 Nc4 22.Qc4 c5 23.h3 (worse is 23.Qc5 Qc5 24.Nc5 Rc8–+) 23...cd4 (23...Bd4? 24.hg4 (24.Nd4?! Bh3 25.Bh3 Qh3 26.Qc5 Rd6+–) 24...Qe5 25.Nd4 (worse is 25.Bd4 cd4 26.f4 Qb5 27.Qd4 Rd6+–) 25...cd4 26.Bd4+–; 23...Bh3?! A) worse is 24.Qc5 Qc5 25.Nc5 Bg2–/+; B) 24.Nc5? Rc8 25.Nf5 Bf5 26.Bg7 Be6–+ (26...Kg7?! 27.ef5 Qf5 28.Qd4 Kg8 29.Nb7 Rb1 30.Rb1 Qb1 31.Kh2=); C) 24.Ne2 Bg2 25.Kg2 Bc3 26.Nc3+=) 24.hg4 Qg4 25.Bd4 (worse is 25.Nd4 Rc8 26.Qd3 Rd6–+) 25...Rc8 26.Qa4 Ra6 27.Qb4 Bd4 28.Nd4 Qd7 29.Nf3 Qc7 30.Bf1 Rf6 31.Be2 Qc3 32.Rb1 Rf3= 33.Bf3 Qf3 34.Qe7 Rc2 35.Qd8 Kg7 36.Qd4 Qf6 37.e5 Qe6 38.Rb6 Rc1 39.Kg2 Rc6 40.Rb7 Ra6 41.Qd7 Qa2 ˝–˝. Sergeev,Vladimir (2485) – Klima,Lukas (2440), CZE–chT1E, 2006. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 d5 5.Bg2 0–0 6.0–0 c6 7.d3 Bg4 8.Nbd2 a5)

9.a3 Na6

10.Qb1 ab4 11.ab4 Qb6 12.Bc3 Nh5 (12...Rfd8 13.h3 Bf3 14.Nf3=) 13.Bg7 Ng7 14.c3 Bf3 15.Bf3 (15.Nf3 Ra7+=) 15...Ne6 (15...Rfd8 16.Re1=) 16.Qb2 (16.d4 Nac7=) 16...Nac7 17.e3 Ra1 (17...Ng5 18.Bg2=) 18.Ra1+= Ra8 19.Ra8 Na8 20.c4 Nac7 21.Qa3 d4 (21...h6 22.b5+=) 22.Qa5 Qa5 23.ba5 Na6 24.Nb3 de3 25.fe3 Nec7 26.d4 Kf8 27.h4 e6 28.g4 h6 29.g5 hg5 30.hg5 Ke7 31.Kf2 Ne8 32.Ke2 f6+= 33.gf6 Nf6 34.Nd2 e5 35.Bg2 ed4 36.ed4 Kd6 37.Ke3 Kc7 38.Kf4+/– Ng8 39.Kg5 Ne7 40.Be4 Nb4 41.Nb3 b6 42.ab6 Kb6 43.Kf6 Nf5 44.Bf5 gf5 45.Kf5 Nc2 46.Ke5 Ne3 47.Nd2 Kc7 48.Ke6 Nc2 49.Nf3 ˝–˝. Moor,Roger – Smyslov,Vassily, Memorial Alois Nagler Zurich, 1998.

10.Rb1 ab4+= 11.ab4 Re8 (11...b5 12.Ne5=) 12.Re1 (12.h3 Bd7=) 12…Nc7 ˝–˝. Thoma (2280) – Zumtobel (2125), Goetzis, 1996. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 d5 5.d3 0–0 6.Nbd2 Bg4 7.Bg2 c6 8.0–0)

10.c3 ab4 11.ab4 Qd6 =.

10.c3 Qc7 11.h3 Bd7 12.Re1.

10.c3 Nd7 11.Qb3 e5 12.e4 Nc7 13.Rfe1 (13.c4 d4+=) 13...de4 (13...b5 14.ed5 cd5 15.c4=) 14.Ne4 a4 15.Qc2 f5 16.Ned2 Re8 17.c4 Re7 (17...Qf6 18.Rab1=) 18.h3 Bh5 19.Nh2 (19.Re3 Bh6 20.Re2 Bg7+=) 19...g5 20.g4 Bg6 21.gf5 Bf5 22.Ne4 Nf8 23.Ng4 Bg4 24.hg4 Nfe6 25.Ng3 Nd4 26.Bd4 ed4 27.Nf5 Re1 28.Re1 Bf6 29.b5 Qd7 30.bc6 (30.bc6 bc6 31.Rb1+/–) 1–0. Poleschi,Ricardo – Guimaraes,Mario (2435), IECC, 2000.

10.c3 Nd7 11.Qc2 e5 12.e4 (12.Nb3 ab4 13.ab4 Qc7+=) 12...h6 (12...ab4 13.ab4 de4 14.Ne4=) 13.Rfe1 (13.ed5 cd5 14.ba5 Qa5=) 13...Qb6 14.Nb3 f5?? (better is 14...ab4 15.cb4 Bf3 16.Bf3 d4=) 15.ba5+– Qc7 16.ed5 (16.Nh4 Qd6 17.ed5 cd5+/–) 16...cd5+/– 17.Nh4 Qd6 (17...Qc6!?+/–) 18.c4 Rac8 19.Nd2 (better is 19.Qd2 Nc7 20.a4+/–) 19...g5+= 20.Nhf3 d4 (20...f4 21.Rac1+/–) 21.Nb3 (21.h4 gh4 22.Nh4 Nac5+/–) 21...Bh5 (21...Bf3 22.Bf3 e4 23.Bg2+/–) 22.Nfd2 Rc7 (22...Qc7 23.f4! ef4 24.Nd4 Bd4 25.Bd4 fg3 26.hg3 Qg3 27.Nf1=) 23.a4 (23.Rab1 f4+/–) 23...Qf6 (23...Rb8 24.Bf3 Nb4 25.Qb1 Bf3 26.Nf3+=) 24.Ba3 (24.Nb1 Ndc5 25.Nc5 Nc5+/–) 24...Re8 (24...Rb8+/–) 25.c5 (better is 25.g4!? Bg4 26.Nd4+/–) 25...Bf7+= 26.Rac1 (26.c6 Ndb8+= (worse is 26...bc6 27.Nd4 Ra8 28.N4b3+/–)) 26...Bf8 c5 27.Qb2 Ndc5 28.Nc5 Bc5 29.Bc5 Nc5 30.Qb6 Qe7 31.Bb7+– Rb8 32.a6 Na6 33.Qa6 Rcb7 34.Qh6 g4 35.Rc6 Rb2 36.Rec1 ˝–˝. Fluvia Poyatos,Jordi (2335) – Fluvia Poyatos,Joan (2520), Girona–ch Barcelona, 2001. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0–0 5.Bg2 d5 6.0–0 Bg4 7.d3 c6)

8.Nbd2 Qc8

9.a3 Bh3 10.Qc1 Bg2 11.Kg2 Nbd7 12.c4 dc4 13.Nc4 Qc7 14.Nce5 Ne5 15.Be5 Qd7 16.Qb2 Rad8 17.Bc3 a6 18.Kg1 Qg4 19.Ne5 Qh3 20.Nf3 Nh5 21.Bg7 Ng7 22.Ng5 Qf5 23.Ne4 Rd5 24.Nc5 Qh3 25.e4 Rh5 26.f4 Rd8 27.Rf2 b6 28.Na6 Rd3 29.Qc2 Rd6 30.e5 Rd8 31.Qc6 Ne6 32.Qb6 Kg7 33.Nc5 Nc5 34.Qd8 Ne4 35.Rg2 Qe6 36.Qd3 Qb6 37.Kf1 Qb7 38.Re1 Ng3 39.hg3 Rh1 40.Rg1 Rg1 41.Kg1 Qa7 42.Kg2 1–0. linakip – amator17, kurnik, 2012.

9.a3 Bh3 10.Re1 Bg2 11.Kg2 Nh5 12.Qc1 Qg4 13.Bg7 Kg7 14.Qb2 Kg8 15.Ne5 Qg5 16.Ndf3 Qf6 17.Rab1 Rd8 18.Ng4 Qb2 19.Rb2 f5 20.Nge5 Nd7 21.c4 Nhf6 22.Rc2 e6 23.Nd7 Nd7 24.Ng5 Re8 25.e4 h6 26.Nf3 Ne5?? 27.Ne5+– de4 28.de4 f4 29.Ng6 fg3 30.hg3 Kg7 31.Nf4 Kf6 32.Rh1 Rh8 33.Re2 Ke5 34.Ng6 Kd4 35.Nh8 Rh8 36.Rc1 (36.Rc1 a5 37.ba5+–) 1–0. linakip – ferittetova, kurnik, 2011.

9.Qc1 Bh3 10.c4 dc4 11.Nc4 Bg2 12.Kg2 Nbd7 13.a3 Re8 14.Bc3 Qc7 15.Nce5 Ne5 16.Be5 Qd7 17.Qb2 Qd5 18.Rac1 b6 19.Kg1 Rac8 20.Rfd1 Nh5 21.Bg7 Ng7 22.e4 Qh5 23.Ne5 Ne6 24.Nc6 Kf8?? 25.Rd2 Rc7?? 26.Rdc2 Qf3?? 27.Qe5 Rd7?? 28.d4 Qa3?? 29.Rc3 Qa2 30.R1c2 Qa1 31.Rc1 Qa2 32.b5 Qa4?? 33.Rc4 Qa3 34.Kg2 a6?? 35.ba6 Qa6 36.Nb4 Qa3 37.Nc6 Qa2?? 38.R4c2 Qa3?? 39.Rc3 Qa4 40.Rc4 Qa3?? 41.R1c3 Qa2 42.Nb4 Qa1 43.Nd3 Qa5?? 44.d5 (44.d5 Ng7 45.Qf4+/–; 44.Qh8#) 1–0. linakip – sumec33, kurnik, 2011.

9.c4 dc4 10.Nc4 Bh3 11.a3 Bg2 12.Kg2 Nbd7 13.Qb3 e6 14.Rac1 Nb6 15.Nb6 ab6 16.a4 Qd7 17.Ne5 Qd5 18.Qd5 ed5 (18...cd5?! 19.Rc7+=) 19.Ra1 Rfe8 20.d4 Ne4 21.e3 Be5 22.de5 Nd2 23.Rfd1 Nc4 24.Bd4 Ne5 25.Be5 Re5 26.Rd4 Re4 27.Kf3 Rd4 28.ed4 Re8 29.a5 b5 30.a6 ba6 31.Ra6 Re6 32.Rb6 Kg7 33.Kf4 h6 34.f3 h5 35.h4 Kf6 36.g4 hg4 37.fg4 Kg7 38.g5 Re4 39.Kg3 Rd4 40.Rc6 Rb4 41.Rc5 d4 42.Rd5 Rb3 43.Kf4 d3 44.Ke3 Rb4 45.Kd3 Rh4 46.Rb5 Rh3 47.Ke4 Rh4 48.Kf3 Rd4 49.Kg3 Rd3 50.Kg4 Rd4 51.Kf3 Rd3 52.Ke4 Rd1 53.Ke5 Re1 54.Kd6 Rf1 55.Ke7 Rf5 56.Rb8 Rg5 57.Rf8 Rf5 58.Kd6 g5 59.Re8 g4 60.Re2 g3 61.Rg2 Rf3 62.Ke5 Kg6 63.Ke4 Ra3 64.Kf4 f5 65.Rg3 Rg3 66.Kg3 Kg5 67.Kf3 f4 68.Kf2 ˝–˝. linakip – sumec33, kurnik, 2012. (=1.b4 Nf6 2.Bb2 g6 3.Nf3 Bg7 4.g3 0–0 5.d3 d5 6.Nbd2 c6 7.Bg2 Bg4 8.0–0)

9.Re1 Na6 10.Rb1 Nc7 11.c4 e6 (better is 11...a5!? 12.b5 cb5 13.cb5 a4+=) 12.Ne5+/– g5 13.Ng4 Ng4 14.Bg7 Kg7 15.e4 f5 16.h3 Nf6 17.e5 (17.b5 cb5 18.cd5 ed5+/–) 17...Nd7 18.f4 (better is 18.b5!?+/–) 18...gf4= 19.gf4 Kh8 20.Kh2 Rg8 21.Qf3 Qd8 22.Qf2 Qe7 23.Nf3 (23.Rg1 Nb6=) 23...Rg7 24.Qh4 Qf7 (24...Qh4 25.Nh4 Nb6 26.b5=) 25.Rg1 (25.b5 cb5 26.cd5 ed5+= (worse is 26...Nd5 27.Ng5 Qe7 28.Bd5 ed5 29.Rb5+/–)) 25...Rag8= 26.Bh1 Nf8 (26...Nb6 27.Rg7 Rg7 28.Rc1=) 27.Rg7 (27.Nd4 Qd7 28.Rg7 Qg7=) 27...Qg7= 28.Rg1 Ng6 29.Qf2 Qe7 30.Qd2 (30.Nd2 Rg7= (worse is 30...Qb4 31.Rb1 Qf8 32.Rb7–/+)) 30...Na6 (better is 30...dc4!? 31.dc4 Rd8–/+) 31.a3 dc4 32.dc4 Rd8 33.Qe3 Nc7 34.Bg2 (34.Nd4 Qh4 35.Rf1 Rg8+=) 34...a6 (34...Ne8 35.Nd4=) 35.Nd2 Qh4 36.Rf1 Ne8 37.Nf3?? (37.Nb3 Ng7 38.Nc5 Nh5 39.Ne6 Re8=) 37...Qe7 (better is 37...Qf4!? 38.Qf4 Nf4–/+) 38.Nd2 Ng7 39.Bf3 Qh4 40.Be2 Rd7 (40...Nh5 41.Bh5 Qh5 42.Nf3=) 41.c5 ˝–˝. Semenov,Viktor (2065) – Esipenko,Aleksandr (1645), Gelendzhik Open, 2015. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0–0 5.Bg2 d5 6.0–0 c6 7.d3 Bg4 8.Nbd2 Qc8)

9.Re1 Rd8 10.c4 dc4 11.Nc4 Bh3 12.Bh1 Nbd7 13.Ng5 Nb6 14.Nb6 (worse is 14.Nh3 Nc4 (14...Qh3?! 15.Bg2 Qh5 16.Nb6 ab6 17.Qb3=) 15.Bf6 Bf6–+ (15...ef6?! 16.Nf4=)) 14...ab6 15.Qb3 Rf8 16.Nh3 Qh3 17.Bg2 Qf5 18.b5 ˝–˝. Steffen,Andreas (2005) – Mueller,Frank (2215), Leipzig VfB op, 2004. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 d5 5.Bg2 0–0 6.0–0 c6 7.d3 Bg4)

8.Nbd2 Nbd7

9.a3 Qc8 10.c4 Nb6 11.c5 Nbd7 12.Qc2 Nh5 13.Rfe1 Bb2 14.Qb2 Ndf6 15.Ne5 Be6 16.Qd4 Ng7 17.e4 Bh3 18.Re3 Bg2 19.Kg2 de4 20.Ne4 Ne4 21.de4 Qc7 22.Nf3 Rad8 23.Qc3 Ne6 24.Rae1 h5 25.Rd3 Rd3 26.Qd3 Ng7 27.Qc3 Qd7 28.Qc2 Qe6 29.Nd4 Qg4 30.Qe2 Qg5 31.Nf3 Qh6 32.Qe3 Qe3 33.Re3 Ne6 34.Rd3 g5 35.Rd7 Re8 36.Rb7 h4 37.Ra7 hg3 38.hg3 g4 39.Ne5 Nd4 40.Ra6 f6 41.Nc6 (41.Nc6 Nf3 42.Ra7+–) 1–0. linakip – veljmies, kurnik, 2011.

9.a3 e5 10.c3 Re8 11.c4 d4 12.Qb3 Be6 13.Qc2 a6 14.Ng5 h6 15.Ne6 Re6 16.a4 Re8 17.b5 cb5 18.cb5 ab5 19.ab5 (worse is 19.Bb7 Ra4 20.Ra4 ba4=) 19...Ra1 20.Ra1 Ng4 21.Ne4 f5 22.Nd6 Re6 23.Nb7 Qf6 24.Nc5 f4 25.Ne6 Qe6 26.Ra8 Kh7 27.h3 Ngf6 28.g4 h5 29.f3 hg4 30.fg4 Bh6 31.Bf3 Qd6 32.Qc4 Kg7 33.Ra6 Qe7 34.Ba3 Qd8 35.Qc6 Nf8 36.Ra7 Kh8 37.Bf8 Bf8 38.Kg2 Qe8 39.Qf6 Kg8 40.Bd5 Qf7 41.Qf7 Kh8 42.Qh7# (42.Qf8#) 1–0. linakip – jakob51, kurnik, 2011.

9.a3 e5 10.c4 e4 11.Nd4 ed3 12.f3 Be6 13.ed3 Ne5 14.Ne6 fe6 15.Nb3 dc4 16.dc4 Qd1 17.Rfd1 Nc4 18.Bd4 e5 19.Bf2 Rad8 20.Rdc1 b5 21.Nc5 Rd2 22.a4 Rf7 23.Be1 Re2 24.Bf1 Rb2 25.Bc3 Nd5 26.Bb2 Nb2 27.ab5 cb5 28.Ne4 Na4 29.Bb5 Nab6 30.Bc6 Nb4 31.Rab1 Nc6 32.Rc6 Bf8 33.Kg2 Nd5 34.Rb3 a5 35.Ra6 Bb4 36.h4 Rc7 37.Kh3 h5 38.g4 hg4 39.Kg4 Kg7 40.h5 gh5 41.Kh5 Rc2 42.Kg4 Rg2 43.Kf5 Rc2 44.Ke5 Nc7 45.Ra7 Kg6 46.Kf4 Nb5 47.Ra6 Kf7 48.Ng5 Ke7 49.Rb6 Nd6 50.Ne4 Ne4 51.fe4 Rf2 52.Ke5 1–0. linakip – amator17, kurnik, 2012.

9.a3 e5 10.c4 e4 11.de4 de4 12.Ne5 Bf5 13.Qc1 Ne5 14.Be5 Qe7 15.Qc3? (15.Qb2 Rfe8 16.Bd4 Red8=) 15...Rfd8?? (15...Nd5 16.cd5 Be5 17.Qc5 Qc5 18.bc5 Ba1 19.dc6–+) 16.Rfd1? (16.f4 ef3 17.Nf3 Ne4–/+) 16...Rd7?? 17.f3?? Rad8 18.fe4?? Bg4 19.Bf3?? Bf3 20.ef3 Rd2 21.Rd2= Rd2 22.Qd2 Qe5 23.Rd1 Qe8 24.Qd8 Qd8 25.Rd8 Bf8 26.Rb8 b6 27.Rb7 c5 28.b5 Ne8 29.Ra7 Nd6 30.Rd7 Nc4+= 31.a4 Nb2?? 32.Ra7?? c4+= 33.Rc7 1–0. giorgo – milan1954, kurnik, 2012.

9.Nb3 Qc7 10.h3 Bf3 11.Bf3 e5 12.Bg2 Rfe8 13.e4 de4 14.de4 Rad8 15.Qe2 Nb6 16.a4 Nc8 17.a5 Bf8 18.f4 Nh5 19.Qf3 ef4 20.gf4 Bb4 21.a6 b6 22.e5 Ne7 23.Ra4 Bc5 24.Nc5 bc5 25.f5 Nf5 26.Qc6 Qc6 27.Bc6 Re6 28.Bb7 Rd2 29.Rf2 Rd1 30.Kh2 Nhg3 31.Ra1 Ra1 32.Ba1 Rb6 33.Bc3 Rb1 34.Kg2 Nf1 35.Kf3 Nh4 36.Ke2 Ng3 37.Kd3 Nhf5 38.e6 fe6 39.Be5 Rd1 40.Rd2 Rd2 41.Kd2 Nf1 42.Kd3 N1e3 43.c4 Nd1 44.Bb8 Nd4 45.Ba7 Nb2 46.Kc3 Na4 47.Kd2 Nb3 48.Ke2 Na5 49.Bc5 Nc4 50.a7 Ncb6 51.Bd4 e5 52.Be5 Nc5 53.Bd5 1–0. Engqvist – Fors, Stockholm 1991.

9.Qc1 Nb6 10.a4 a5 11.b5 Qd7 12.c4 dc4 13.Nc4 Nc4 14.dc4 Qc8 15.Qb1 Be6 16.Rc1 Bh3 17.Bd4 Bg2 18.Kg2 Re8 19.Qb2 Qg4 20.Ne5 Qh5 21.Qc3?? Ne4?? 22.Qf3= Qf3 23.ef3 Be5 24.Be5 Nd6 25.Bd6 ed6= 26.Rd1 Re6 27.Rd3 Kf8 28.Rad1 Ke7 29.Rd4 f6 30.f4 h6 31.h4 Rc8 32.b6 c5 33.Rd5 Rc6+= 34.Rb1 Re4 35.Rb5 Rc4–+ 36.Ra5 Ra4?? 37.Ra4+– Rb6 38.Ra7 Ke6 39.Rd3 d5 40.Re3 Kd6 41.Re8 c4 42.Kf3 Kc5 43.Ke3 d4+/– 44.Kd2 c3 45.Kc2 Rb2= 46.Kd3?? c2?? 47.Re1 Rb1 48.Rb7?? Rb7 49.Kc2 Rd7 50.Re6 Kc4?? 51.Kd2 Rb7 52.Rf6 Rb2 53.Ke1 d3 54.Rc6 (54.Rc6 Kd4 55.Rg6 Rb1 56.Kd2 Rb2 57.Kc1 Rf2 58.Rh6+/–) 1–0. linakip – vesennia, kurnik, 2011.

9.Qc1 e5 10.c4 e4 11.Nd4 c5 12.bc5 Nc5 13.Re1 ed3 14.e3 dc4 15.Qc4 Rc8 16.Qb4 b6 17.a3 Nd5 18.Qb5 Bd4 19.Bd4 Bd7 20.Qb2 Ne7 21.Nb3 Nb3 22.Qb3 Be6 23.Qd3 Nf5 24.Red1 Nd4 25.Qd4 Qd4 26.Rd4 Rc2 27.a4 Rfc8 28.a5 b5 29.Rb4?? a6 30.Bb7= R8c4 31.Rab1 Rc1 32.Kg2 Rb1 33.Rb1 Ra4 34.Ba6 Ra5 35.Bb5 Ra8 36.Bc6 Rc8 37.Bf3 Rc2 38.Rb8 Kg7 39.h4 h5 40.Rb5 Bf5 41.Re5 f6 42.Re7 Kh6 43.Rf7 Bh3 44.Kh3 Rf2 45.Rf6 Kg7 46.Rf4 Kh6 47.e4 g5 48.hg5 Kg5 49.Rf5 Kg6 50.Rf4 Kg5 51.Rf8 Rf1 52.Rg8 Kh6 53.Rh8 Kg5 54.Rg8 Kf6?? 55.Kh4 Rf3 56.Kh5 Rg3?? 57.Rg6 Ke5 58.Kh4 Re3 59.Rg4 Kd4 60.e5 Ke5 61.Rg5 Kf4 62.Rg4 Kf5 63.Rg5 Kf6 64.Rg8 Re1 65.Ra8 Kf5 66.Kg3 Re3 67.Kg2 Re4 68.Ra6 Re5 69.Kf3 Re6 70.Ra5 Re5 71.Ra4 Kf6 72.Rf4 Rf5 73.Ke4 Rf4 74.Kf4 ˝–˝. linakip – pennyb, kurnik, 2012.

9.Qc1 e5 10.c4 e4 11.de4 de4 12.Nd4 Ne5 13.e3 Nd3 14.Qc2 Nb2 15.Qb2 Re8 16.Rac1 Rc8 17.a3 Nh5 18.Qc2 f5 19.f3 ef3 20.N2f3 Re3 21.Rce1 Ra3 22.Qb2?? Rd3 23.Rd1 Rd4! 24.Rd4 Bd4 25.Qd4 Qd4 26.Nd4 Rd8 27.Ne6 Rd2 28.b5 cb5 29.cb5 a5 30.ba6 ba6 31.Ra1 Rd6 32.Nc5 Be2 33.Bf1 Bb5 34.Bb5 ab5 35.Rb1 Rb6 36.Nd7 Rb7 37.Ne5 Nf6 38.Rb4 Nd5 39.Rd4 Nc3 40.Rd3 b4 41.Nc4 Ne4 42.Nb2 b3 43.Kg2 Nc5 44.Rc3 Rb5 45.Kf3 g5 46.h3 h5 47.Ke3 h4 48.gh4 g4 49.hg4 fg4 50.Kf4 Rb4 51.Kg3?? Ne4–+ 52.Kg4 Nc3 53.Kf3 Na4 54.Nd3 b2 55.Nb4 b1Q 56.Nd5 Qd3 57.Ne3 Nc3 58.Kf4 Qe4 59.Kg5 Qe3 60.Kg4 Kg7 61.h5 Kh6 62.Kh4 Qg5 63.Kh3 Ne4 64.Kh2 Kh5 65.Kh1 Kh4 66.Kh2 Qg3 67.Kh1 Nf2# 0–1. linakip – shicharito555, kurnik, 2012.

9.Rc1 a5+= 10.a3 ab4 11.ab4 Qb6 12.Bc3 Ra3 13.Nb3 Re8 14.Ra1 Rea8 15.Ra3 Ra3 16.Bb2 Ra2 17.Qb1 Ra8 18.Bc3 Qc7 19.h3 Bf3 20.Bf3 e5 21.Qb2 d4 22.Bd2 b6 23.Ra1 Ra1 24.Qa1 c5 25.bc5 bc5 26.Qa8 Nf8 27.Ba5 Qd6 28.Qa7 Ne6= 29.Bb6 Bf8 30.g4 Nd7–/+ 31.Ba5 Bh6 32.Qa8= Kg7 33.h4 Bf4 34.Qb7 Nf6 35.g5 Ne8 36.Bd5 N8c7 37.Bc4 h6 38.Nc5 hg5 39.Ne4+/– Qd7? 40.Be6?? Qe6= 41.Ng5 Qg4 42.Qg2 Qc8 43.Ne4 Ne6 44.Nd6= Qc2 45.Qb7+/– Qd1 46.Kg2+– Kh6?? 47.Nf7 Kh5 48.Qf3 (48.Qf3 Kh4 49.Qh3#) 1–0. gbsrao (2425) – michelleke (2355), net–chess.com, 2010.

9.c4 dc4 10.Nc4 Nb6 11.Qb3 =.

9.c4 dc4 10.Nc4 Nb6 11.Qc2 Nc4 12.Qc4 Qb6 13.a3 e6 14.Qc2 Bf3 15.Bf3 Rac8 16.Bc3 c5 17.Qb2 Ne8 18.Bg7 Ng7 19.b5 Qc7 20.Rac1 b6 21.a4 Qd6 22.Rfd1 Nf5 23.Be4 Nd4 24.e3 Nf5 25.Bf5 ef5 26.d4 cd4 27.Rd4 Rc1 28.Qc1 Qe5 29.Qd1 Re8 30.Kg2 Re7 31.Qd2 h5 32.h4 Kg7 33.Rd6 Qe4 34.Kg1 Qa4?? 35.Rd7 Qa1 36.Kg2 Qe5 37.Re7 Qe7 38.Qd4 Kf8?? 39.Kf3 f6 40.Kg2 Qe4 41.Kf1 Qd4 42.ed4 Ke7 43.Ke2 Kd6 44.Kd3 Kd5 45.Kc3 g5 46.hg5?? fg5–+ 47.f3 h4 48.gh4 gh4 49.Kd3 h3 50.Ke2 Kd4 51.Kf2 f4 52.Kg1 Ke3 53.Kh2 Kf3 54.Kh3 Kf2 0–1. linakip – hamer1, kurnik, 2012.

9.c4 dc4 10.Nc4 Bf3 11.Bf3 Nb6 12.Na5 (12.Qb3 a6+=) 12...Nbd5 (12...Qd7 13.Nb3=) 13.a3 (13.Nb7 Qb6 14.Nc5 Nb4+/–) 13...Qd7 14.Rc1 e6 15.Qb3 Rfc8 16.Rc2 Ne8 17.Rfc1 Nd6 18.Bg7 Kg7 19.Qb2 Kg8 20.h4 h5 21.Nb3 Qe7 22.Bg2 Re8 23.Rc5 Rad8 24.R5c2 Nb6 25.Nc5+= Nf5 26.e3 Nd6+= 27.a4 a6 28.Qb3 Nd7 29.d4 Nf6 30.Nd3 Nd7 31.Nc5 Nf6+/– 32.Qb2 Ng4 33.Nb7 Qb7 34.Rc6 Qa7= 35.R1c5 Nf5 36.Rc7+= Qb8 37.b5 e5= 38.d5 ab5 39.ab5 Rd6 40.Qa3 Rb6–/+ 41.Bf1 Nd6 42.Qa5 Rb7 43.R7c6 e4 44.Qa2 Rd8 45.b6? Ne5 46.Qa1 Nf3 47.Kg2 Rb6 48.Rb6 Qb6 49.Rc6 Qb8 50.Be2 Nf5 51.Bf3 ef3 52.Kf3 Rd5 53.Kg2?? Rd2 (53...Rd2 54.Kg1 Ne3–+) 0–1. Soppe,Guillermo (2455) – Cristobal (2260), Mar del Plata, 1998.

9.c4 Re8 10.Qc2 e5 11.e4 de4 12.de4 c5 13.b5 Qc7 14.Nh4 Rad8 15.h3 Be6 16.Nf5 gf5 17.ef5 Nf8 18.fe6 Ne6 19.Ne4 Nd4 20.Nf6 Bf6 21.Qe4 b6 22.Qg4 Bg7 23.Be4 Rf8 24.Qh5 f5 25.Bd4 cd4 26.Bf5 h6 27.Qg6 Rf6 28.Qh7 Kf8 29.Bd3 Qb7 30.Be4 Qf7 31.Rac1 Ke7 32.Bd3 Kd6 33.Qe4 Qe6 34.c5 Ke7 35.cb6 ab6 36.Rc7 Kf8 37.Rfc1 Qa2 38.R1c2 Qd5 39.Qg4 Qg8 40.Rc8 Rfd6 41.Bc4 Qh7 42.Rd8 Rd8 43.Qf3 1–0. Bukal – Mestrovic, Sarajevo 1969.

9.c4 Bf3 10.Nf3 e6 11.Qb3 Re8 12.Ne5 Ne5 13.Be5 Nd7 14.Bg7 Kg7 15.Rac1 Qf6 16.e3 Rac8 17.a4 a6 18.a5 Red8 19.cd5 ed5 20.d4 Nf8 21.Rc2 Ne6 22.h4 Nc7 23.Rfc1 Nb5 24.Bf1 Nd6 25.Bd3 Rb8 26.Rc5 Re8 27.Qc2 h6 28.Kg2 Re6 29.b5 ab5 30.a6 ba6 31.Rc6 Nc4 32.Rc5 Rd8 33.Qe2 Rc6 34.Rc6 Qc6 35.Qf3 h5 36.Qf4 Qd6 37.Qf3 f5 38.Ra1 Ra8 39.Bc4 bc4 40.Ra5 Rd8 41.Qd1 Qc6 42.Qa1 Rd6 43.Qc3 Kh6 44.Rc5 Qb6 45.Qa3 Rd8 46.Ra5 Rd6 47.Rc5 Qb3 48.Qa5 Qb6 49.Rd5 Rd5 50.Qd5 c3 51.Qc4 Qb2 52.Qc8 Kg7 53.Qc7 1–0. gentelmenjoe (1915) – sallytessio (1735), kurnik, 2012.

9.c4 Bf3 10.Nf3 e6 11.Rc1 Rc8 (11...Qe7 12.Qa4=) 12.c5 (12.Qb3 a5+=) 12...b6 13.cb6 ab6 14.a4 c5 15.Qb3 Qe7 16.bc5 bc5 (worse is 16...Rc5 17.Ba3 e5 18.e3+/–; 16...Nc5?! 17.Qb4 Qa7 18.Ra1=) 17.a5 Rb8 18.Qa3 Rb5 19.Bc3 Rfb8 (better is 19...Ra8=) 20.Nd4!+– 1–0. gbsrao (2250) – rhand (2345), net–chess.com, 2009.

9.e4 Qb6 10.a3 Rad8 11.Re1 Ne5 12.h3 Bf3 13.Bf3 Nf3 14.Kf1 Nd2 15.Qd2 de4 16.f4 Rfe8 17.c4 Rd3 18.Qd3 ed3 19.Rad1 Qd8 0–1. davidscott – pipesharp, ChessWorld.net, 2014. (=1.Nf3 Nf6 2.g3 g6 3.b4 d5 4.Bb2 Bg7 5.Bg2 0–0 6.0–0 c6 7.d3 Bg4 8.Nbd2 Nbd7)

9.e4 Bf3+= 10.Bf3 e6 (10...Qb6 11.ed5 Nd5 12.Nc4=) 11.Re1 a5 12.a3 (12.e5 Ne8 13.ba5 Qa5=) 12...Qb6 (12...de4 A) worse is 13.Ne4 Ne4 14.Bg7 Nf2 (worse is 14...Kg7 15.Be4 Nf6 16.Qc1=) 15.Kf2 Kg7–/+; B) 13.de4 ab4 14.ab4=) 13.ed5 (13.e5 Ne8=) 13...ed5 (13...cd5 14.c4=) 14.Rb1 (14.Bc3 ab4 15.ab4 Rae8=) 14...ab4+= 15.ab4 Rfe8 16.h4 Re1+= 17.Qe1 Re8 18.Qf1 h5 19.c4= dc4 20.Nc4 Qc7 21.Re1 Re1 22.Qe1 Nf8 23.Bf6 Bf6+= 24.Qe8 Qe7 25.Qe7 Be7 26.Na5 Bb4 27.Nb7 c5 28.Bd5 Kg7 29.Nd8 f6 30.Nc6 Nd7 31.Nb4 cb4 32.Kg2 Nc5 33.d4 Nd3 34.Kf3+= g5? 35.Ke3+– Nb2 36.Kd2?? Na4+= 37.Bb3 Nb6 38.f3 Kg6 39.hg5 fg5 40.Ke3 h4 41.gh4 gh4 42.Kf4 Nc8 43.Kg4 Nd6 44.d5 Kf6 45.Kh4 Nb5 46.Kg4 Nd4 47.Bc4+= b3 48.Bb3 Nb3 ˝–˝. gbsrao (2130) – rhand (2315), net–chess.com, 2008. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0–0 5.Bg2 d5 6.d3 c6 7.Nbd2 Bg4 8.0–0)

9.h3 Bf3 10.Nf3 Nh5 (10...a5 11.a3=) 11.Bg7+= Kg7 12.e4 (12.c4 Nhf6+=) 12...e6 (12...Qb6 13.c4=) 13.b5 (13.c4 Qb6+=) 13...Qf6 (13...cb5 14.ed5 ed5 15.Nd4=) 14.Rb1 Ne5 15.Ne5 Qe5 16.d4 Qd6 17.e5+/– Qa3 18.Bf3 f5 19.Bh5 gh5 20.Qh5 Qe7 21.g4 f4 22.f3 h6 23.Kf2 Qf7 24.Qh4 Qg6 25.Rfc1 Rf7 26.bc6 bc6 27.Rb3 Qg5 28.Qg5 hg5 29.c4 Re7 30.c5 Rc8 31.Rcb1+– Rcc7 32.a4 a5 33.Rb6 Kf8 34.Rb8 Kg7 35.R1b6 Kf7 36.Ra8 Kg7 37.Ra5 Re8 38.Raa6 Rec8 39.a5 Kf7 40.Rb1 Kg6 41.Rab6 Ra7 42.a6 Rcc7 43.Rb7 Rcb7 44.ab7 (44.ab7 Kh7 45.b8Q Rf7 46.Ra1 Re7 47.Ra8 Re8 48.Qb7 Re7 49.Qe7 Kg6 50.Qf6 Kh7 51.Rh8#) 1–0. gbsrao (2190) – fersbery (2140), net–chess.com, 2008.

8.Nbd2 Bf3

9.ef3 Nbd7 10.a3 e6 11.c4 dc4 12.dc4 Nh5 13.Qc2 Bb2 14.Qb2 Ng7 15.Ne4 Qe7 16.c5 Rfd8 17.Nd6 Rab8 18.Rad1 Qf6 19.Qb3 Nf5 20.Ne4 Qe7 21.Bh3 Nf6 22.Nd6 Nd6 23.cd6 Rd6 24.Rde1 Rbd8 25.Qc3 Rd3 26.Qe5 Rf3 27.Bg2 Rf5 28.Qe3 Qd6 29.Qa7 Rd7 30.Qa8 Kg7 31.Qa7 Nd5 32.b5 cb5 33.Rd1 b6 34.Qa6 Qc5 35.Rc1 Qd4 36.Rcd1 Qb2 37.Rb1 Qe2 38.Rbe1 Qd2 39.Rd1 Qb2 40.Rb1 Qa2 41.Bd5 Rdd5 42.Qb6 Rd2 43.Ra1 Qc2 44.Qe3 Rd3 45.Qc1 Qe2 46.Qe1 Qf3 47.Ra2 Rh5 48.Qe2 Qd5 49.a4 Rd4 50.a5 Rdh4?? 51.f3 Rh2–+ 52.Qh2 (52.Qh2 Rh2 53.Rh2–+). linakip – piotrus72, kurnik, 2011.

9.ef3 Nbd7 10.Re1 e6 11.a3 a6 12.c4 dc4 13.Nc4 Nb6 14.Qb3 Nc4 15.dc4 b5 16.Rad1 Qc7 17.c5 Rad8 18.f4 Nd5 19.Bg7 Kg7 20.Qb2 Kg8 21.Qe5 Qe7 22.Rd4 Qa7 23.Red1 a5 24.Bd5 ed5 25.Qe1 ab4 26.Qb4 Rfe8 27.R4d3 Re4 28.Qc3 Rc4 29.Qe5 Qc5 30.Qc7 Rd6 31.Qc8 Kg7 32.Qc7 Re6 33.Qd7 b4 34.ab4 Rb4 35.Kg2 Rb2 36.R3d2 Rd2 37.Rd2 Re1 38.h4? Qb4 39.Rc2?? Qe4 40.Kh2 Rh1# (40...Qh1#) 0–1. giorgo – ostryelk, kurnik, 2012.

9.Bf3 Nbd7 10.c4 dc4 11.Nc4 Nb6 12.Na5 Qc7 13.Rc1 Nbd5 14.Qb3 e6 15.Rfd1 Qb6 16.a3 Rac8 17.e4 Ne7 18.d4 Nd7 19.Nc4 Qc7 20.e5 Nb6 21.Nd6 Rcd8 22.a4 Rd6 23.ed6 Qd6 24.b5 cb5 25.Ba3 Qd7 26.Qb5 Qb5 27.ab5 Bf6 28.Bb7 Rd8 29.Bc5 Ned5 30.Ra1 Nc3 31.Re1 Nb5 32.Ra7 Na7 33.Bb6 Rb8 34.Ba7 Rb7 35.Bc5 Rd7 36.Rd1 Rd5 37.f4 h5 38.Kg2 g5 39.fg5 Bg5 40.Kf3 f5 41.Ra1 Kf7 42.Ra7 Kg6 43.Ra6 Kf7 44.Ra7 Kg6 45.Ra6 Kf7 46.Ra7 ˝–˝. gentelmenjoe (1785) – bebi52 (1750), kurnik, 2012.

9.Bf3 Nfd7 10.Bg7 Kg7 11.c4 e6 12.Rb1 Nf6 13.Qc2 Nbd7 14.Qb2 Qc7 15.Rfc1 Qe5 16.d4 Qd6 17.Bg2 Rfd8 18.Rd1 (18.b5 e5+=) 18...Rac8 19.e4 de4 20.Ne4 Ne4 21.Be4 Nf6 22.Bf3 Qe7 23.Re1 Kg8 24.Rbd1 Nd7 25.d5 e5 26.d6 Qe6 27.c5 a5 28.a3 ab4 29.ab4 Ra8 30.Rd2 Qf6 31.Bg4+– b6 32.Bd7 Rd7 33.Re5 Rf8 34.Kg2 Rb7 35.Qd4 bc5 36.bc5 Rb3 37.Qe4 Rb4 38.Qe2 Rb5? 39.f4 Rbb8 40.Qe4 Rbc8 41.d7 Qd8 42.Rd3 Rb8 43.Qc6 Rb2 44.Kf3 Qa5 45.d8Q! Qa1 46.Qf8! Kf8 47.Qd6 Kg7 48.Rd1 Qa2 49.Qd4 Kh6 50.g4 f5 51.g5 Kh5 52.Qb2! Qb2 53.Rd7 h6+/– 54.gh6 Kh6 55.Ree7 Qc3+= 56.Kg2 Kh5?? 57.h3+– Qb2 58.Kf3 Qa3 59.Re3 Qa8 60.Kg3 g5 61.Rde7?? Qa4+/– 62.Rf3 Qd1 63.fg5?? Qg1–+ 64.Kf4 Qg5 65.Ke5 Qe7 66.Kf5 Qc5 67.Kf4 Kh4 68.Ke4 Qc6 69.Kf4 Qd5 70.Ke3 Kg5 71.Ke2 Qd4 72.Kf1 Qd2 73.Rf2 Qc1 74.Kg2 Kh4 75.Rf3 Qc2 76.Kh1 Qe2 77.Rf2 Qe4 78.Rg2 Qf3 79.Kg1–+ Qe3 80.Kh1 Qc1 81.Kh2 Qc7 82.Kh1 Kh3 (82...Kh3 83.Kg1 Qc1 84.Kf2 Qf4 85.Kg1 Qe3 86.Kf1 Qf3 87.Ke1 Kg2 88.Kd2 Kg3 89.Kc2 Kf4 90.Kb2 Ke4 91.Kb1 Qf2 92.Ka1 Kd4 93.Kb1 Kc3 94.Kc1 Qe1#) 0–1. Wieczorek,Z (2300) – Siembab,B (2210), Open A, Polanica Zdroj Poland, 2007. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0–0 5.Bg2 d5 6.d3 c6 7.Nbd2 Bg4 8.0–0)

9.Nf3 Nbd7 10.c4 dc4 11.dc4 Nb6 12.Qc2 e6 13.Rad1 Qc7 14.Rd2 Rad8 15.Rfd1 Rd2 16.Rd2 Rd8 17.a3 Rd2 18.Nd2 Qd6 19.e4 e5 20.c5 Qd8 21.cb6 Qb6 22.Be5 a5 23.Qc3 Nh5 24.Nf3 ab4 25.ab4 Be5 26.Ne5 Nf6 27.Nc4 Qc7 28.Qf6 b5 29.Ne5 Kf8 30.Nc6 Qd7 31.h3 h5 32.Qd8 Qd8 33.Nd8 1–0. sagonek – amator17, kurnik, 2012.

9.Nf3 Nbd7 10.e4 de4+= 11.de4 Ne4 12.Bg7 Kg7 13.Qd4 Nef6 14.Rad1 Qc7 15.Rfe1 e6 16.Ng5 Rfe8 17.Ne4 Rad8 (17...e5!? 18.Qd3 Red8+=) 18.Nd6= Rf8 19.a4 (19.Qa7 Nd5 20.Ne4 h6=) 19...Kg8 (19...Nb6 20.Qe5 Kg8 21.Nc4 Qe5 22.Ne5+= (22.Re5?? Rd1 23.Bf1 Nc4–+)) 20.a5 Nd5+= 21.Nc4 Nb4–+ 22.Ne3 Nd5 23.Bd5 cd5 24.Ng4 h5 25.Ne3 Qc5 26.Qh4 Ne5 27.Qf6 Ng4 28.Ng4 hg4 29.Rd4 Qc2 30.Rg4 Qf5 31.Qd4 f6 32.Rf4 e5 33.Rf5 ed4 34.Rf4 Kf7 35.Rd4 Rfe8 36.Red1 Ke6 37.f4 b6 38.ab6 ab6 39.Kf2 Re7 40.Ke3 Rb7 41.Kd3 b5 42.Kc3 b4 43.Kb3 Kf5 44.Rd5= Rd5 45.Rd5 Kg4 46.Rd6 Kh3 47.Rf6+/– Rg7 48.Kb4 Kh2+= 49.g4 Kg3 50.g5+/– Kg4 51.Kc5 Re7 52.Kd6 Re1 53.Rg6 Kf4= 54.Rg8 Rg1 55.g6+= Kf5?? 56.Rf8+– Kg5 57.g7 (57.g7 Kh6 58.g8Q Rg8 59.Rg8 Kh7 60.Rg4 Kh6 61.Ke5 Kh5 62.Kf5 Kh6 63.Kf6 Kh7 64.Rh4 Kg8 65.Rh3 Kf8 66.Rh8#) 1–0. (2425) – rhand (2340), net–chess.com, 2010.

6.0–0 Nc6

7.a3 b5 8.Nc3 Rb8 9.e3 e5 10.d3 Bg4 11.Qc1 Bf3 12.Bf3 a5 13.Ne2 ab4 14.ab4 Nb4 15.Ba3 (better is 15.Be5!? Nc6 16.Bf4=) 15...c5–/+ 16.d4 e4 17.Bg2 Na6 18.Bc5 Nc5 19.dc5 Nd7 20.Nd4 Nc5 21.Qa3 Bd4 22.ed4 Ne6 23.c3 Qb6 24.Rab1 Rfc8 25.Qb3 Rc4 26.Rfc1 b4 27.Bf1= Rc7 28.Qd5 Rd8 29.Qe4+/– b3 30.Rb2 Ng5?? 31.Qd3 Qb7 32.Bg2+– Qb8 33.c4 Ne6+/– 34.Rb3 Qa7 35.Bd5?? Rd5!–+ 36.cd5 Rc1 37.Kg2 Nd4 38.Ra3? Qc5 39.Ra8 Kg7 40.Qe4 Nf5 41.Qe5 f6 42.Qe8 Qd5 43.Kh3 Qf7 44.Qh8 Kh6 45.Rf8 Qg7 46.g4 Qh8 47.Rh8–+ Kg7 48.Ra8 Nh6 49.f3 Rc3 50.Kg3 Nf7 51.h4 h6 52.Ra7 g5 53.h5 Rc5 54.Rb7 f5 55.gf5 Rf5 56.Rc7 Rf4 57.Rc6 Rh4 58.Rg6 Kf8 59.Rb6 Rh5 60.Kg4 Rh4 61.Kf5 Kg7 62.Rg6 Kh7 63.Ra6 Rf4 64.Ke6 Nd8 65.Kd7 Nf7 66.Ke6 Rf3 67.Ra7 Kg7 68.Rb7 Rf6 69.Kd5 g4 70.Ke4 Kg6 71.Rb1 h5 72.Rg1 Ng5 73.Ke5 Nf3 (73...Nf3 74.Ke4 Ng1–+) 0–1. rryy44 – charon09, kurnik, 2012.

7.a3 e6 8.d3 a6 9.Nbd2 Rb8 10.c4 dc4 11.Nc4 Qe7 12.Qc2 Bd7 13.Nfe5 Ne5 14.Ne5 Be8 15.Rac1 c6 16.h4 h5 17.Bf3 Nd5 18.Nc4 Rd8 19.Bg7 Kg7 20.Kg2 f6 21.Qb2 Qd7 22.Ne5 fe5 23.Qe5 Kh7 24.Qe4 Nf6 25.Qc4 Bf7 26.Qc2 Ng4 27.Rfd1 e5 28.d4 ed4 29.Rd3 Be6 30.e4 Qf7 31.Qc5 Qf6 32.e5 Ne5 33.Rcd1 Nd3 34.Rd3 Bd5 35.Bd5 Rd5 36.Qc2 Qf5 37.Qd2 Qe4 38.f3 Qe5 0–1. sacaniev (1660) – eccu (1705), kurnik, 2012.

7.b5 Na5 8.d3 c6 9.a4 Bd7 10.Na3 a6 11.c4 Qb6 12.Ne5 Rfd8 13.d4 (13.Nd7 Rd7 14.bc6 Qc6+=) 13...dc4 (13...ab5!? 14.Nd7 Nd7 15.cb5 cb5 16.Nb5 Nc4=+) 14.Nac4= Qc7?? (better is 14...Nc4 15.Nc4 Qc7=) 15.b6+– Qc8 16.Na5 Nd5 (16...Rb8 17.Ba3 Re8 18.Rc1+–) 17.Bd5 cd5 18.Nd7 Qd7 19.Qd3 Qd6 20.Nb7 Qb6 21.Nd8 Qd8 22.Rfc1 Qd7 23.Rc5 e6 24.Rac1 Rd8 25.Qa6 Bf6 26.Rc8 Bg5 27.Rd8 Bd8 28.Rc8 Kg7 29.Qa8 h5 30.Rd8 Qe7 31.Qb8 f5 32.Qe5 Kf7 33.Rh8 Qf6 34.Rh7 (34.Rh7 Kg8 35.Qf6 Kh7 36.Ba3 h4 37.Bf8 hg3 38.Qg7#; 34.Qc7 Qe7 35.Rh7 Kg8 36.Re7 e5 37.Qc8#) 1–0. MT – alwaysautumn, itsyourturn.com, 2000.

7.b5 Na5 8.d3 c6 9.bc6 bc6 10.a4 Rb8 11.Be5 Ra8 12.Bc3 Ba6 13.Ne5 Bb7 14.Nd2 Nd7 15.d4 Ne5 16.de5 Bh6 17.f4 Nc4 18.Nc4 dc4 19.Qb1 Rb8 20.Qa2 Ba6 21.Bc6 Qc7 22.Bf3 Rfd8 23.a5 e6 24.Qa3 Bf8 25.Qa2 Bc5 26.Kg2 Be3 27.Rab1 Bb7 28.a6 Bf3 29.Rf3 Qc6 30.Rb4 Rb4 31.Bb4 Rb8 32.c3 Rb6 33.Kh3 Ra6 34.Qc2 Bb6 35.Bd6 Bc5 36.Bc5 Qc5 37.Qe4 Qd5 38.Qe3 Ra2 39.g4 Qd2 40.Qe4 Qd5 41.Qe3 Ra1 42.f5 ef5 43.gf5 gf5 44.Qg5 Kh8 45.Qf5 Qe6 46.Qe6 fe6 47.Rf6 Ra6 48.e3 Rc6 49.Kg4 Kg7 50.Kf4 a5 51.h4 h6 52.h5 a4 53.Rg6 Kh7 54.Rg2 Ra6 55.Ra2 a3 56.Ke4 Ra5 57.Kd4 Kg7 58.Kc4 Re5 59.Kd4 Ra5 60.c4 Kf6 61.c5 Kg5 62.c6 Kf5 63.e4 Kf6 64.c7 Ra8 65.e5 Ke7 66.c8Q Rc8 67.Ra3 Rd8 68.Ke4 Rd7 69.Rg3 Kf7 70.Rg6 Ra7 0–1. rryy44 – drfunky, kurnik, 2012.

7.d3 a6 8.Nbd2 Re8 9.e4 de4 10.Ne4 Ne4 11.Bg7 Nf2 12.Rf2 Kg7 13.Ng5 Rf8 14.Qd2 h6 15.Ne4 Qd4 16.Rb1 Bf5 17.c3 Qd8 18.Rbf1 Ne5 19.d4 Ng4 20.Rf5 black timed out 1–0. gbsrao (2370) – israelflavio (2275), net–chess.com, 2014. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0–0 5.Bg2 d5 6.0–0 Nc6)

7.b5 Nb8

8.a4 c6 9.Na3 Bf5 10.d3 Re8 (10...Qd7 11.Ne5 Qe6 12.c4=) 11.c4 Nbd7 (11...Qd6 12.bc6 bc6 13.Rb1+=) 12.bc6 bc6 13.Nd4 Bg4 (13...e5 14.Nf5 gf5 15.d4+=) 14.Qc2 (better is 14.h3 c5 15.hg4 cd4 16.Bd4+/–) 14...Rb8? (better is 14...Nb8=) 15.Nc6+– Qb6 16.Nb8 Rb8 17.Rab1 Qc5 18.Nb5 a6 19.Ba3 Qb6 20.Nc3 Qc7 21.Bd5 Rb1 22.Rb1 Nd5 23.Nd5 Qe5 24.Ne7 Kh8 25.Rb7 Qa1 26.Bc1 Be5 27.Rb1 Qd4 28.Be3 Qd6 29.Nd5 Nf6 30.Rb6 Qd8 31.Bg5 Kg7 32.Bf6 Bf6 33.Rf6 1–0. algernon (2155) – gbsr (2165), net–chess.com, 2003.

8.a4 c6 9.bc6 Nc6 10.c3 Be6 11.d4 Qd7 12.Ne5 Ne5 13.de5 Ne8 14.f4 f6 15.ef6 Bf6 16.Nd2 Rc8 17.Rc1 b5 18.ab5 Qb5 19.c4?? Qb2 20.cd5 Rc1 21.Qc1 Qc1 22.Rc1 Bf5 23.e4 Bd7 24.e5= Bg7 25.Ra1 g5 26.Ra7 gf4 27.Rd7 f3?? 28.Nf3+– Bh6 29.Re7 Ng7 30.d6 Nf5 31.Rb7 Be3 32.Kf1 Nd4 33.d7 Nf3 34.Bf3 Rf3 35.Ke2 Rf8 36.Ke3 Rd8 37.e6 Kf8 38.Rc7 Ke7 39.Rc8 1–0. rryy44 – asik0212, kurnik, 2011.

8.Nc3 a6 9.ba6 Na6 10.Re1 =+.

8.Nc3 d4 9.Na4 a6 10.b6+= cb6 11.Bd4 b5 12.Nc5 Nfd7 13.Bg7+= Kg7 14.Ne4 Nf6 15.Nf6 ef6 16.a4 Bd7 17.ab5 Bb5 18.d3 Re8 19.c4 Bc6 20.d4 Re7 21.d5+/– Be8 22.Rb1 Qc7?? 23.d6+– Re2 24.dc7 Re6 25.c8Q Bd7 26.Qb7 Bc6 27.Ng5! Bb7 28.Ne6 Kg8 29.Qd8# 1–0. pierre – dendritic, chesspark.com, 2008.

8.Nc3 Ne4 9.Rb1 Nc3 10.Bc3 Bc3 11.dc3 a6 12.a4 ab5 13.ab5 e6 (13...c6 14.Re1=) 14.Qd4 (14.Qd3 Qf6+=) 14...Bd7 (14...c6 15.e4=) 15.Rfe1 (15.Rfd1 c6 16.e4 f6+=) 15...Qe8 (15...c6 16.e4=) 16.e4+= Bb5 (16...c6 17.Nd2 Qd8 18.ed5 ed5 19.c4+=) 17.ed5+/– Ra4 (17...c6 18.de6 fe6 19.Bh3+–) 18.Qf6 (18.Qe3 c6 19.Qh6+–) 18...Bd7? (18...Nd7 19.Qg5 Bc4 20.Nd2+/–) 19.h4 (19.Rb7!? Na6+–) 19...Qd8 20.Qe5 b6 21.h5 Na6 22.Red1 Re8 23.hg6+= hg6 24.Kh2 f6 25.Qe3 Kg7 26.d6 c5 27.Nh4 g5= 28.Nf3 Bc6 29.Rd3 Bd5 30.d7 Rh8 31.Kg1 Nb8 32.Rd5? ed5–+ 33.Rd1 Qd7 34.Ng5 fg5?? 35.Qg5+/– Kf8?? 36.Qf6+– Qf7 37.Qh8 Qg8 38.Qh6 Ke7 39.Re1 Kd7 40.Bh3 Kc7 41.Re7 Kd8 42.Qd6 (42.Qd6 Nd7 43.Qd7#) 1–0. gbsrao (2180) – bonaparte (2270), net–chess.com, 2006.

6.0–0 Qd6

7.a3 a5 8.b5 Nbd7 9.d3 e5 10.a4 Re8 11.e3 e4 12.Nfd2 Nc5 13.de4 de4 14.Nb3 Nb3 15.cb3 (15.Qd6 cd6 16.cb3 Bf5+=) 15...Bf5 (15...Qd1 16.Rd1 Bg4 17.Rd2+=) 16.Nc3 Rad8 17.Ne2 c5 (17...Bg4!? 18.Qd6 Rd6+=) 18.bc6= Qc6 19.Nd4 Qd5 20.Qc2 Rc8 21.Qb1 Bd7 22.Rc1 h5 23.Rc8 Rc8 24.h3 h4 25.g4 Qg5 26.Ne2 Ng4 27.Bg7 (worse is 27.hg4 Bg4 28.Nf4 Bb2 29.Qb2 h3–/+) 27...Ne3 ˝–˝. katagamsky – fernandocleto (2425), net–chess.com, 2015. (=1.g3 d5 2.Nf3 Nf6 3.Bg2 g6 4.b4 Bg7 5.Bb2 0–0 6.0–0 Qd6)

7.a3 a5 8.Be5 Qb6 9.Nc3 c6 10.Na4 Qb5 11.Nc5 Nfd7 12.Bg7 Kg7 13.Nd3 Re8 14.Re1 e5 15.e4 Nf6 16.a4 Qb6 17.Nfe5 de4 18.Be4 ab4 19.Bg2 Nbd7 20.Nf3 Nc5 21.Re8 Ne8 22.Nde5 Ne4 23.Qe1 N8f6 24.g4 h6 25.h4 Nd6 26.g5 hg5 27.hg5 Nfe8 28.Nd3 Bf5 29.Qe5 Kg8 30.a5 Qd8 31.Nb4 Nc4 32.Qd4 Qd4 33.Nd4 Ra5 34.Ra5 Na5 35.Nf5 gf5 36.d3 Kg7 37.f4 f6 38.gf6 Nf6 39.Kf2 Kf7 40.Ke3 Ke6 ˝–˝. Davies – Lane, Wrexham 1997.

7.a3 a5 8.Be5 Qd8 9.b5 Nbd7 10.d4 Ne5 11.Ne5 Ng4 12.Ng4 Bg4 13.h3 Bd7 14.Nc3 (worse is 14.Bd5 Bh3 (14...Bb5?! 15.Bb7 Rb8 16.Bg2+=) 15.Bg2 Bg2 16.Kg2 Qd5 17.f3 Qb5–+ (17...Bd4 18.e3+/–)) 14...c5 15.bc6 (15.Bd5? cd4 (15...Bd4?! 16.Qd2–/+) 16.Ne4 Bh3 17.Bb7 Rb8–+; worse is 15.Nd5 cd4 (15...Bd4?! 16.Rb1+=; worse is 15...Bb5 16.Rb1 Ba6 17.Nb6+=) 16.a4 Bh3 17.Ne7 Qe7 18.Bh3 d3 19.ed3 Ba1 20.Qa1 Rad8+=) 15...bc6 16.Rb1 e5 17.e3 Qe7 18.a4 Rfb8 19.Qd2 Rb4 20.Rb4 ab4 (20...Qb4?! 21.Rb1 ed4 22.Rb4 dc3 23.Qe1 ab4 24.Qa1=) 21.Ne2 Ra4 22.Rb1 h5 23.f4 ed4 24.ed4 Bf5 25.Nc1 Qa7 26.Nb3? (better is 26.Ne2–+) 26...Ra2 27.Rc1 Qa3 (27...Qa3 28.g4 hg4 29.hg4 Qb3 30.cb3 Rd2 31.gf5 Bd4 32.Kh1 Bc3–+) 0–1. Champion,William – Odonel Rodrigues,Paulo, IECG, 2008.

7.a3 Bg4 8.d3 c5 9.bc5 Qc5 10.Nbd2 Nc6 11.c4 dc4 12.Nc4 Qh5 13.Ne3 Bh3 14.Rb1 Rab8 15.Re1 Bh6 16.Bf6 ef6 17.Bh3 Be3 18.Bg2 Bb6 19.e3 Qc5 20.Qa4 f5 21.d4 Qd6 22.Nd2 Na5 23.Rb5 Qc7 24.Nb3 Nc6 25.Rc1+– Qd7 26.Nc5 Qe7 27.Nb7! Rb7 28.Rc6 Rc7 29.Qb4 Qd7 30.Rc7 Qc7 31.a4 Qc1 32.Bf1 Rc8 33.a5 Qd1 34.Qe7?? Rc1–+ 35.Qe8 Kg7 36.Qe5 Kg8 37.Qe8 Kg7 38.Qe5 Kg8 ˝–˝. Petersen – Laursen, Copenhagen, 1994.

7.b5 Qb4 8.Ba3 Qb5 9.Be7 Re8 10.Nc3 Qa5 11.Bf6 Bf6 12.e3 c6 13.Nd4 Qc5 14.Nce2 Qe7 15.Rb1 Nd7 16.c3 Nb6 17.d3 c5 18.Nb5 Bg4 19.h3 Bf5 (20.a4 c4=). Fritz 8 – Fritz 8, 2004.

7.b5 Qb4 8.Ba3 Qb5 9.Be7 Re8 10.Nc3 Qa5 11.Bf6 Bf6 12.e3 c6 13.Nd4 Nd7 14.f4 Nb6 15.Rb1 Qc5 16.Nce2 Qe7 17.c3 c5 18.Nf3 Bf5 19.Rb3 Be4 20.a3 Qd7 21.Nc1 Nc4 22.Re1 a5 23.d3 a4 24.Rb1? Bc3–+ 25.de4 Na3 26.Ne5 Re5 27.fe5 Nb1 28.ed5 Be1 29.Qe1 Qf5 30.Ne2 a3 31.Nc1 a2 32.Na2 Ra2 33.e6 fe6 (34.de6 Ra1–+) 0–1. Doctor? 3.0 – Fritz 5.32, 2005.

7.d4 Bf5 8.a3 Nbd7 9.Nbd2 Nb6 10.Rc1 a5 11.c4 Nc4 12.Nc4 dc4 13.ba5 b5 14.ab6= Qb6 15.Ba1 Be4 16.Nd2 Bg2 17.Kg2 Ra3 18.Nc4 Qc6–/+ 19.Kg1 Ra1! 20.Ra1 Qc4 21.e3 Ne4 22.Ra5 Rb8 23.Qg4 Qc2 24.Qd1 Qc3 25.Qa1 Qc6 26.Rc1 Qf6 27.Qa2 Qf3 28.Re1 c5–+ 29.Ra8 Ra8 30.Qa8 Bf8 31.Rf1 c4 32.Qb7 c3 33.Qc6 e6 34.Qb7 c2 35.Qc6 Bc5 36.Qa8 Kg7 37.dc5 c1Q! 38.Rc1 Qf2 39.Kh1 Qf3 40.Kg1 Qe3 41.Kg2 Qd2 42.Kh1 Qc1 43.Kg2 Qd2 44.Kh3 Ng5 45.Kh4 Qh2 46.Kg4 h5 47.Kf4 Qd2 48.Ke5 f6# 0–1. EXchess 3.11 – Fritz 5.32, 2005.

7.a3 Nbd7

8.d3 e5 9.c4 c6 10.Qb3 Re8 11.Nc3 Nf8 12.cd5 cd5 13.Rac1 Bd7 14.Nd2 Bh6 15.Rfd1 Qa6? (better is 15...d4 16.Nce4 Ne4 17.Ne4 Qb6=) 16.Nd5+– Nd5 17.Bd5 Ne6 18.Ne4 Ba4 19.Qc4 Qc4 20.dc4 (worse is 20.Rc4 Bd1 21.Nf6 Kf8 22.Bb7 Be2 23.Be5 Bd3+=; 20.Bc4?! Nd4 21.Nf6 Kf8+/–) 20...Bd1 21.Rd1 Re7 22.Be5 Nc7 23.Nf6 Kh8 24.Ng4 Bg7 25.Bg7 Kg7 26.Bb7 Rb8 27.Bf3 Ne6 28.h4 Rc7 29.Ne3 Rbc8 30.c5 a5 31.Nc4 ab4 32.ab4 Rb8 33.Nb6 h5 34.Bd5 Rd8 35.e4 Nf8 36.Ra1 Rb8 37.Ra6 Ne6 38.Kg2 Nd4 39.Bc4 Nc2 40.Nd5 (40.Nd5 Rcc8 41.Ra4+–) 1–0. Lupu,Mircea S (2440) – Al Modiahki,Mohamad, Val Thorens op, 1990.

8.d3 e5 9.Nfd2 b6 10.c4 Bb7 11.Nc3 c6 12.cd5 cd5 13.Qb3 Rac8 14.Rac1 a6 15.Rc2 Rc7 16.Rfc1 Rfc8 17.Nd1 b5 18.Rc7 Rc7 19.Rc7 Qc7 20.Qc3 Qd6 21.Qc1 Nb6 22.Nb3 Nfd7 23.Nc5 Bc8 24.Ne3 d4 25.Nf1 f5 26.Nd2 Bh6 27.Ncb3 Nf6 28.Qc2 Bd2 29.Qd2 Na4 30.Qc2 Be6 (worse is 30...Nb2 31.Qc8 (31.Qb2?! Be6=) 31...Kf7 32.Qb7 Kf8 33.Bc6+/–) 31.Nc5 Nb2 32.Qb2 Bd5 33.Bd5 Nd5 (worse is 33...Qd5 34.Na6 Qd6 35.Nc5+=) 34.Qd2 Kg7 35.e3 de3 36.fe3 a5 37.Kf2 ab4 38.ab4 Nf6 39.Kg1 ˝–˝. Michalek,Christoph (2185) – Heimsoth,Holger (2100), Ruhrgebiet VK2, 2004. (=1.Nf3 Nf6 2.g3 d5 3.Bg2 g6 4.b4 Bg7 5.Bb2 0–0 6.0–0 Qd6 7.a3 Nbd7)

8.d3 e5 9.Nfd2 Re8 10.e3 (10.c4 c6=) 10...Nf8 (10...a5 11.b5+=) 11.c4= c6 12.Nc3 Bf5 13.e4 Bg4 14.f3 d4 (14...Be6 15.ed5 cd5 16.f4=) 15.Ne2 (15.c5!? Qe6 16.fg4 dc3 17.Bc3 Ng4 18.Nc4+/–) 15...Be6= 16.Nb3 h5 (16...b6 17.f4 c5 18.Nbd4 ed4 19.e5+/–) 17.Bc1 (17.f4 Ng4 18.fe5 Be5+/–) 17...N6d7 (17...h4 18.f4 hg3 19.hg3=) 18.c5 (18.f4 f6+=) 18...Qc7 19.f4 Bg4 20.h3 Be2 21.Qe2 Rad8 22.f5 Nh7 23.Bd2 Bf6 24.Rf2 Rf8 25.Bh6 Bg7 26.Qd2 Ndf6 27.Bg7 Kg7 28.fg6 fg6 29.Raf1 Qe7 30.Na5 Ng8 31.Nc4 Rf2 32.Rf2 Rf8 33.Rf8 Nf8 34.h4 Nh6= 35.Bh3 Nf7 36.Kg2 Nd7 37.Qf2 Nf6 38.Kf1 Qc7= 39.Be6 Nd8 40.Bh3 Nf7 41.Ke1 Qd8 42.Qd2 Ne8 43.a4 Nf6 44.Na5 Qc7= 45.Qc2 Nd8 46.Qc4 Kh7 47.Nb3 Kg7 48.Kd1 Nf7 49.Qe6 Qd8? 50.Na5+– Qc7 51.Qc8 Qe7 52.Qb7 Qb7 53.Nb7 Kf8 54.b5 cb5 55.ab5 Ke7 56.Kc2 Ne8 57.Kb3 Nc7 58.Kc4 g5 59.Bf5 1–0. Llacsahuanga,Diego (2060) – Sanchez Zambrano,Vanessa (1940), Piura PER, Open, 2013. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0–0 5.Bg2 d5 6.0–0 Qd6 7.a3 Nbd7)

8.d4 a5 9.b5 =.

8.d4 b5 9.Ne5 (better is 9.Nc3 c6 10.Bc1=) 9...Ng4?? (better is 9...c6=) 10.Ng4+– a6 (10...c6 11.Ne3+–) 11.f4 e6 12.Ne5 Ne5 13.fe5 Qd7 14.e4 Bb7 15.Nd2 Bh6 16.ed5 ed5 17.Nb3 Be3 18.Kh1 f5 19.Nc5 Qc6 20.Nb7 Qb7 21.Qf3 f4 22.Qd5 Qd5 23.Bd5 (23.Bd5 Kg7 24.Ba8 Ra8 25.gf4+–) 1–0. Letsplay! – toolman, ChessWorld.net, 2005.

8.d3 a5

9.b5 c5 10.Nbd2 e6 11.e4 Qc7 12.c4 d4 13.Qe2 Nh5 14.Nh4 e5 15.Bc1 Ndf6 16.h3 Bh6 17.Ndf3 Bc1 18.Rac1 Ne8 19.Qd2 Neg7 20.Qh6 f6 21.Kh2 Qf7 22.Qd2 Ne6 23.Rce1 Qc7 24.Kg1 b6 25.Nh2 Ra7 26.Ng4 Kh8 27.Qh6 Qg7 28.Qd2 g5 29.Nf5 Qg6 30.Bf3 Nhg7 31.Qe2 h5 32.Ngh6 Nf5 33.Nf5 Rh7 34.Kg2 Rg8 35.Rh1 Nf8 36.Reg1 Bd7 37.Kf1 Be8 38.Bg2 Ne6 39.f3 Qf7 40.h4+= g4 41.fg4 hg4 42.h5 a4 43.h6 Qa7 44.Rh4 Qa5 45.Rg4 Ng5 46.Rh4 Qc3= 47.Bf3 Qc1 48.Kg2 Qa3 49.Bh5 Qc3 50.Be8 Re8 51.Rhh1 a3 52.Rc1 Qa5 53.Qf2 a2 54.Ne7 Rf7 55.Nc6 Qa3 56.Qe2 f5 57.Rhf1?? fe4–+ 58.Rf7? Qc1 59.Ne5 Re5 60.Rf8 Kh7 61.Qa2 Re7 62.Qf2 Nf3 63.de4 Ne1 64.Kh2 Qc2 65.g4 d3 66.g5?? Qf2 67.Rf2 d2 68.e5 d1Q 69.Kg3 Qd3 70.Kh4 Qd4 71.Kh5 Qf2 72.g6 Kh8 73.e6 Qf5 74.Kh4 Qg6 (74...Qg6 75.Kh3 Rh7 76.e7 Rh6) 0–1. Scharff,Klaus – Zitzewitz,Roland, Oberliga NRW, 1986.

9.b5 c6 10.a4 cb5 11.ab5 Nb6 12.Nbd2 Bg4 13.Ne5 Bh5 14.h3 a4 (14...Ne8 15.d4 f6 16.Ba3+=) 15.f4 (15.g4 Bg4 16.hg4 a3+=) 15...a3 16.Bd4 g5 17.g4 (worse is 17.fg5 Nfd7 18.Nef3 Bd4 19.Nd4 Qg3+=) 17...Bg6 18.f5 (worse is 18.fg5 Ng4 19.Ng4 Bd4 20.e3 Ba1 21.Qa1 f6–+; worse is 18.Ng6 fg6 19.Nb3 gf4=) 18...Ng4 19.hg4 Be5 20.Be5 Qe5 21.e4 Qd4 22.Kh1 Qh8 23.Nb3 (23.ed5?! h5 24.Kg1 Qd4 25.Rf2 Bh7=) 23...d4 24.Qc1 a2 25.Kg1 Qe5 26.Qb2 Qb5 27.Qd4 Nd7 28.fg6 hg6 29.Qb2 Nf6 30.Bh3 Qb6 31.Kg2 Qe6 32.Ra2 Ra2 33.Qa2 Ng4 34.Rf3 Rc8 35.Kg3 Qe5 (35...f5 36.Bg4 fg4+–) 36.Kg4 f5 (36...Qh8 37.Kg5 Qh5 38.Kf4 Qh4 39.Ke5+–) 37.ef5 Qe1 (37...Kg7 38.Qa1 Rc3 39.Qc1+–) 38.Kg5 Kg7 39.Qa1 Qa1 40.Na1 gf5 41.Bf5 Rc5 42.Re3 Kf8 43.c4 Rc6 44.Nb3 Kf7 45.Nd4 Ra6 46.Be6 Ke8 47.Rh3 (47.Rh3 Kd8 48.Rh8 Kc7 49.c5 Re6 50.Ne6 Kc6 51.d4+–) 1–0. Poleschi,Ricardo D – Laurent,Claude, UECC, 1998. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 d5 5.Bg2 0–0 6.0–0 Qd6 7.a3 Nbd7)

9.b5 Rd8 =.

9.Nbd2 ab4+= 10.ab4 Ra1 11.Qa1 Qb4 12.Bc3 Qb6 13.Rb1 Qa6 14.Qa6 (14.e4 de4 15.Ne4 Qa1 16.Nf6 Bf6 17.Ba1 Kg7+=) 14...ba6 15.Nd4 (15.Ne5 Ne5 16.Be5 c6+=) 15...c5–/+ 16.Nc6 Re8 17.e3 e6 18.h3 h6 19.g4 g5 20.Ba5 h5 21.gh5 Nh5 22.c4 Nhf6 23.Bc7 Kh7 24.Bf3 Kg6 25.Kg2 Kh7 26.Bd6 Bf8+= 27.Bg3 Kg6 28.Na7 Bg7 29.Nc8 Rc8 30.Rb7 Rd8 31.Bd1 Nh5 32.Bc7 Rc8 33.Nf3 Bc3 34.Bd6= dc4 35.dc4 Nf8 36.h4 g4 37.Ng5 f5 38.Bf8 Rf8 39.Ne6 Rf6 40.Nc5 Rc6 41.Nd3 Rc4 42.Rb6 Kh7 43.Bb3 Rc7 44.Be6 Ng7 45.Ba2 a5+= 46.Nf4 Ra7 47.Rc6 Bb4 48.Nd5 Be7 49.Ne7 Re7 50.Ra6 Re5 51.Bf7 Re7 52.Bd5 Nh5 53.Ra5 Kg6 54.Bc4 Rb7 55.Bd3 Ng7 56.Ra6 Kh5+/– 57.Kg3 f4 58.Kf4 Kh4 59.Ke5 Rb2 60.Rf6 Nh5 61.Rf8 g3 62.fg3 Ng3 63.Bc4 Rc2 64.Bd5 Rc3 65.Bf3 Re3+/– 66.Kf4 Rf3 67.Kf3 Nh5 68.Rg8 Nf6 69.Rg6 Nh5 70.Rg4 Kh3 71.Rg8 Kh4 72.Rg2 Nf6 73.Kf4 Nh5 74.Ke4 Ng3 75.Kf3 Nh5 76.Rg1 Nf6 77.Ke3 Nh5 78.Rg6 Kh3 79.Rg8 Kh4 80.Rg1 Nf6 81.Kf3 Nh5 82.Rg6 ˝–˝. Coronel,Horacio G (2230) – Lujambio,Arturo A (1925), Torneo ICCF, 2008.

9.Qe1 Nh5 10.Bg7 Kg7 11.ba5 e5 12.Nbd2 Qc5 (12...Ra5? 13.Nc4 dc4 14.Qa5 cd3 15.cd3+–) 13.c4 Qa5 14.cd5 Qd5 15.Nc4 Qe6 16.Qc3 Re8 17.Nfe5! Ne5 18.f4 f6 19.fe5 fe5 20.d4 ed4 21.Qd4 Nf6 22.Rf4 g5 23.Bd5 (23.Rf2 Qe7+/–) 23...Qe7 (better is 23...Qd5!? 24.Qf6 Kg8=) 24.Re4+= Qd8 25.Re8 Qe8 26.Rf1 Qe7 27.Rf3 Ra6 28.Re3 Qd8 29.Re5 h6 30.Qc5 (better is 30.Qb2+=) 30...Rd6!–/+ (30...Nd5 31.Rd5 (worse is 31.Qd5 Qd5 32.Rd5 b6+=) 31...Qf6 32.Qc7 Qf7 33.Rc5+/–) 31.Ne3 (31.Nd6 cd6 Double attack) 31...c6?? (better is 31...Nd7 32.Qd4 Ne5 33.Qe5 Qf6–+) 32.Bb3+= b6 33.Qc4 Qc7 34.Rf5 Be6= 35.Qc3 Bb3 36.Qb3 Qe7? 37.Nc4?? Re6 38.Qf3?? b5–+ 39.Nd2 Re2 40.Rf6 Rd2 41.Rf7 Qf7 42.Qc3 Qf6 43.Qd2 Qe6 44.Qd4 Kf7 45.Qd3 Ke7 46.a4 ba4 47.Qa3 Qd6 48.Qa4 c5 49.Qe4 Kd7 50.Qb7 Ke6 51.Qe4 Kf6 52.Qf3 Ke5 53.Qe3 Kd5 54.Qd3 Ke6 55.Qe4 Qe5 56.Qc6 Kf5 57.Qf3 Kg6 58.Qc6 ˝–˝. Serralta,Michel (2070) – Le Goff,Damien (2120), Finistere–ch, 2004. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0–0 5.Bg2 d5 6.0–0 Qd6 7.a3 Nbd7)

6.0–0 Nbd7

7.a3 c6 8.e3 e5 9.Ne5 Ne5 10.Be5 Re8 11.Bb2 b5 12.d4 Bg4 13.f3 Bf5 14.c3 Re3 15.Bc1 Qe8 16.Be3 Qe3 17.Kh1 Bb1 18.Rb1 a6 19.Re1 Qc3 20.Rb3 Qb3 21.Qb3 h5 22.Qc3 Rc8 23.Re7 Re8 24.Re8 Ne8 25.Qc6 1–0. stampyshortlegs – davidscott, ChessWorld.net, 2014. (=1.Nf3 Nf6 2.g3 g6 3.b4 d5 4.Bb2 Bg7 5.Bg2 0–0 6.0–0 Nbd7)

7.a3 Re8 8.Nc3 (8.d3 e5=) 8...e5+= 9.d3 Nb6 10.e3 c6 11.a4 (11.Qd2 Qd6+=) 11...a5+= 12.b5 Bd7 13.Ra2 c5 14.Nd2 Be6 15.Ra3 (15.Ra1 Qc7+=) 15...Qc7 Black plans c4 16.Re1 c4 17.Nf3 Rac8 18.Ne2 Nfd7 19.d4 e4 20.Nd2 Nf6 21.Ra2 Qd7 22.c3 Bh3 23.Nf4 Bg4 24.Ne2 Qf5 25.Qc2 Bh3 26.Bh3 Qh3 27.Nf4 Qf5 28.Qd1 Nbd7 29.Ba3 g5 30.Nh5 Nh5 31.Qh5 Nf6 32.Qe2 g4 33.Bd6 b6 ˝–˝. Lemberger,Walter (2115) – Kollmann,Armin (2080), 11. BLMM Austria, 2009.

7.Na3 a5 8.b5 c5 9.bc6 bc6 10.c4 Re8 11.Qc2 Ba6 12.Ne5 Ne5 13.Be5 e6 14.d3 Qe7 15.c5 Nd7 16.Bd6 Qf6 17.Rab1 Bf8 18.Bf8 Rf8 19.Rfc1 Qd4 20.Bf1 h5 21.h4 Qg4 22.Kh2 Rab8 23.f4 Qf5 24.e4 Qf6= 25.e5 Qd8 26.Qc3 Qc7 27.Bg2 Rb4 28.Nc2 Rb5 29.Rb5 Bb5 30.Nd4 Ba6 31.Bh3 Rb8 32.a3 Qb7 33.Bg2 Qc7 34.Nb3 Rb5 35.d4 a4 36.Na1 Rb7 37.Bf3 Bb5 38.Nc2 Nb8 39.Bd1 Kf8 40.Ne3 Qd8 41.Rb1 Ra7 42.Bc2 Kg7 43.Kh3 Nd7 44.Nd1 Ra8 45.Kh2 Ra7 46.Qb4 Nb8 47.Nc3 Na6 48.Qb2 Qa5 49.Bd1 Nc7 50.Qb4 Qa6 51.Rb2 Ra8 52.Rf2 Qa7 53.Qb2 Rb8 54.Qc1 Ra8 55.Bc2 Qa5 56.Qe3 Qa7 57.Qf3 Qb8 58.Rg2 Ra7 59.g4 hg4 60.Rg4 Qh8 61.f5+/– ef5 62.Qf5 Qh4 63.Rh4 gf5 64.Bf5 ˝–˝. Keene,Raymond – Schoeneberg,Manfred, Wch U20 q–1 Barcelona, 1965.

7.Na3 c5 8.bc5 Nc5 9.c4 Qb6 10.Bd4 Qa5 11.Qc1 Ne6 12.Bc3 Qa6 13.cd5 Nc7 14.d6 ed6 (14...Qd6? 15.Be5 Qa6 16.Bc7+– (16.Qc7?! Qa3 17.Rfc1 Nd5+=)) 15.Qb2 d5 16.Rab1 Re8 17.d3 Qb6 18.Rfc1 (worse is 18.Qb6 ab6 19.Nc2 Re2=) 18...Qb2 19.Bb2 Re7 20.Be5 Nce8 21.Nb5 b6 22.Rc2 Bg4 23.Bb2 Rc8 24.Rbc1 Rc2 25.Rc2 a6 26.Nbd4 Rc7 27.Nc6 Bf8 28.Nfe5 Be6 29.Bd4 b5 30.Bb6 Rc8 31.Bd4 Rc7 ˝–˝. Mueller,Dieter – Nyffeler,Ulrich, ICCF World Cup8–9 prel–195, 1990. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0–0 5.Bg2 d5 6.0–0 Nbd7)

7.Na3 c5 8.bc5 Nc5 9.c4 dc4 10.Nc4 Be6 11.Ne3 Rc8 12.d4 Nce4 13.Qd3 Nd6 14.d5 Bd7 15.a4 b5 16.Ne5 Nc4? (16...b4!?+/–) 17.N5c4 Bf5 18.Nf5 bc4 19.Qf3 gf5 20.Qf5 c3 21.Ba3 Re8 22.Rac1 Qa5?? (better is 22...Qd7 23.Qc2 Rc4+/– (23...Nd5? 24.Rfd1 e6 25.e4+–)) 23.Be7!+– (23.Be7 Qb6 24.Rb1+–) 1–0. Drabke,L (2470) – Michalski,D (2110), 26th NATO Chess, 2015. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 d5 5.Bg2 0–0 6.0–0 Nbd7)

7.Na3 c5 8.bc5 Nc5 9.c4 Bf5 10.d3 Rc8 11.cd5 Bg4 12.e4 e6 13.h3 Bf3 14.Qf3 ed5 15.e5 Ne8 16.Rad1 Nc7 17.Nc2 Nb5 18.d4 Ne4 19.Qb3 Nbc3 20.Bc3 Rc3 21.Qb2 Qc7? (better is 21...Rc6+=) 22.Nb4+– Qb6 23.Be4 Rc4 24.Bd5 Rb4 25.Qc3 Rd8 26.Qf3 Rd7 27.Rfe1 Re7 28.Qe3 h6 29.h4 Qc7 30.Bb3 Rb6 31.f4 Rc6 32.d5 Rc3 33.Rd3 Rd3 34.Qd3 Qc5 35.Kg2 g5? 36.hg5 hg5 37.d6 Re8 38.e6 (38.e6 fe6 39.d7 Qc6 40.Kh2+–) 1–0. Krojanski,Hans Georg – Buedenbender, NRW–chT, 1992.

7.Na3 Re8 8.c4 c6 9.b5 (9.cd5 cd5 10.Rc1 Qb6=) 9...e5 (9...cb5 10.cb5 e5 11.Rc1=) 10.bc6 bc6 11.Qa4 (11.Rb1 Rb8=) 11...Bb7 (11...Rb8 12.Rab1 Qc7 13.cd5 cd5 14.Rfc1=) 12.Rab1= d4 (12...e4 13.Ne5=) 13.Bd4 (13.e3!? c5 14.d3+=) 13...ed4+= 14.Rb7 Nc5 15.Qc6 Nb7 16.Qb7 Rb8 17.Qa6 Re2 18.Nb5 Ne4 19.Qa7 Ra8–+ 20.Qb7 Ra2 21.c5 Nc5 22.Qc6 Rc2 23.Na3 Re6 24.Qb5 Rb6 25.Qa5 Nb3 26.Qb6 Qb6 27.Nc2 Qc5 28.Na1 Na5 29.d3 Qc3 30.Rd1 Nc6 31.Ng5 Nb4 32.Ne4 Qa3 33.Nc5 Bf8 34.Ncb3 Qb2 35.h4 h5 36.Rd2 Qb1 37.Kh2 Bg7 38.Bf3 Bf6 39.Rd1 Qb2 40.Kg2 Qa2 41.Nc5 Be7 42.Ncb3 Qb2 43.Rd2 Qc3 44.Be2 Bf8 45.Rd1 Bh6 46.Na5 Qb2 47.Kf1 Nd5 48.Nc4 Qa2 49.Bf3 Nc3 50.Re1 Kg7 51.Kg2 Bd2 52.Re7 Kf6 (52...Kf6 53.Re8 Be3 (53...Qa1?! 54.Nd2 Kg7 55.Nc4–/+) 54.Ne3 de3 (54...Qa1?! 55.Nc4–/+) 55.Re3 Qa1–+; 52...Qa1 53.Nd2 Qb2 54.Nc4–/+) 0–1. Webster,Andrew (2435) – Hennigan,Michael (2455), 4NCL, Birmingham ENG, 2001.

7.Na3 Re8 8.c4 e5 9.cd5 Nd5 10.Qb3 N5b6 11.d3 e4 (11...a5!?=) 12.de4+= Re4 13.Bg7 Kg7 14.Ng5! Re7 (14...Qg5 15.Be4) 15.Qf7! Rf7 16.Ne6 Kf6 17.Nd8 Re7 18.Nb7 Bb7 19.Bb7 Rb8 20.Bf3 Na4 21.Rab1 (21.Rfc1 Ne5 22.b5 Nf3 23.ef3 Rb6+–) 21...Ne5 22.Kg2 Nc3+/– 23.Rb2 c5 24.b5 a6 25.Rc1+– Na4 26.Rbb1 Nf3 27.Kf3 ab5 28.Rb5 Rb5 29.Nb5 Rb7 30.Nd6 Rb2 31.Ne4 Ke5 32.Nc5 Ra2 33.Na4 Ra4 34.g4 Kf6 35.Kg3 h5 36.Rc6 Kf7 37.gh5 gh5 38.Rh6 1–0. Gourlay,I (2345) – Rocks,D (2035), ch–SCO, Edinburgh SCO, 2009. (=1.Nf3 Nf6 2.g3 g6 3.b4 d5 4.Bb2 Bg7 5.Bg2 0–0 6.0–0 Nbd7)

7.Na3 Re8 8.c4 e6 9.Rc1 c6 10.d3 e5 11.cd5 Nd5 12.Nc4 N7b6 13.Nce5 Be5 14.Be5 f6 15.Ba1 f5 16.Qd2 Be6 17.Qh6 Qe7 18.Ng5 Qg7 19.Qg7# 1–0. pipesharp – davidscott, ChessWorld.net, 2014. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 d5 5.Bg2 0–0 6.0–0 Nbd7)

7.a4 c5 8.c3 Ne4 9.bc5 Nec5 10.d4 Ne4 11.e3 Qc7 12.Qb3 e6 13.Ba3 Re8 14.Nfd2 Ndf6 15.Ne4 Ne4 16.Be4 de4 17.Nd2 f5 18.Nc4 b6 19.Nd6 Rd8 20.Nc8 Qc8 21.c4 Qd7 22.Rac1 Kh8 23.c5 bc5 24.Rc5 Rab8 25.Qc4 Bf8 26.Rc7 Qd5 27.Qd5 ed5 28.Bf8 Rf8 29.Ra7 Ra8 30.Ra8 Ra8 31.Ra1 Kg7 32.Kg2 Kf6 33.f4 h6 34.h4 Ke6 35.a5 Kd6 36.Kh3 Kc6 37.g4 fg4 38.Kg4 Kb5 39.f5 gf5 40.Kf5 Ra5 41.Ra5 Ka5 42.Ke5 Kb4 43.Kd5 Kc3 44.Ke4 1–0. rryy44 – ions, kurnik, 2012.

7.a4 c5 8.bc5 Nc5 9.Bd4 Qb6 10.Nc3 Rd8 11.Rb1 Qd6? 12.Nb5+– Qb6 13.a5! Qa5 14.Bc5 Re8 15.Bd4 a6 16.Be5 Bh3 17.Nc7 Bg2 18.Kg2 b5 19.Ne8 Re8 20.Nd4 Qb6 21.c3 e6 22.Ra1 Ra8 23.Qc2 Kh8 24.Rfb1 Qd8 25.Qa2 Ne4 26.Bg7 Kg7 27.f3 Nd6 1–0. Fritz 6 – Doctor? 3.0, 2004.

7.a4 Re8 8.b5 a6 9.ba6 Ra6 10.Nc3 c6 11.d3 e5 12.e3 Nf8 13.Ne2 N6d7 14.Nd2 f5 15.c4 Nf6 16.cd5 cd5 17.Qb3 Rb6 18.Qa3 Bd7 19.a5 Ra6 20.Nc3 Bc6 21.d4 e4 22.Nb3 Ne6 23.Rfc1 Bf8 24.Qa2 Bd6 25.Bf1 Ra8 26.Ne2 Bb5 27.Nc5 Nc5 28.dc5 Bc7 29.Nf4 Bc6 30.Bf6 Qf6 31.Nd5 Bd5 32.Qd5 Kg7 33.Bc4 Ra5 34.Qd7 Re7 35.Qc8 Ra1 36.Qg8 Kh6 37.Ra1 Qa1 38.Kg2 Rg7 39.Qf8 Be5 40.Qd8 Bf6 41.Qd6 g5 42.Be6 Kg6 43.g4 fg4 44.Bg4 Qe5 45.Qd1 Rc7 46.Qa4 h5 47.Be2 Rc5 48.Qd7 Rc7 49.Qh3 g4 50.Bg4 hg4 51.Qg4 Qg5 52.Qg5 Bg5 53.Kg3 Kf5 54.h4 Bf6 55.f4 Rg7 56.Kh3 Rg4 57.h5 Rh4 58.Kg3 Rh5 59.Kf2 Kg4 60.Ke1 Kf3 61.Kd2 Rh2 0–1. rryy44 – hari, kurnik, 2012.

7.a4 Re8 8.d3 e5 9.e3 c6 10.Nbd2 Bf8 11.b5 Rb8 12.c4 Bd6 13.Nb3 Qe7 14.c5 Nc5 15.Nc5 Bc5 16.Ne5 Bd6 17.f4 Be5 18.fe5 Ng4 19.Qf3 Be6 20.h3 Nh6 21.Ba3 Qg5 22.Bd6 Rbc8 23.g4 Qd8 24.e4 f6 25.Qf6 Qf6 26.Rf6 Nf7 27.a5 de4 28.Be4 Bd5 29.a6 ba6 30.Ra6 Be4 31.de4 Ne5 32.bc6 Nc6 33.Ba3 Ne5 34.Ra7 Ra8 35.Rfa6 Ra7 36.Ra7 Nc4 37.Be7 Kf7 38.Bg5 Kg8 39.Bh6 Nd6 40.Rg7 Kh8 41.e5 Re5 42.Rd7 Ne8 43.Rf7 1–0. Scharff – Drechsler, 1987.

7.b5 a6 8.a4 ab5 9.ab5 Ra1 10.Ba1 Nb6 11.d3 c5 12.bc6 bc6 13.Nbd2 Ba6 14.Qb1 Re8 15.Bd4 Nbd7 16.Qa1 Bc8 17.Rb1 c5 18.Bc3 Qc7 19.e4 d4 20.Ba5 Qc6 21.Nc4 e5 22.Qa2 Ba6 23.Ng5 Rf8 24.Bh3 Ne8 (24...h6 25.Nf3 Bc4 26.Qc4=) 25.f4 (25.Bd7 Qd7 26.Nf3 Qe6=) 25...ef4 (25...Bc4 26.Qc4 (26.dc4? ef4 27.gf4 h6–+) 26...h6 27.Nf3=) 26.gf4 Bc4 27.Qc4 (27.dc4? h6 28.Qb3 hg5–+) 27...Nd6 28.Qd5 Qd5 29.ed5 f5 30.Bc7 Ne8 31.Rb7 Nef6 32.Bg2 (32.Ra7 Nd5 33.Bd6 N5f6+=) 32...Ra8= 33.h3 Ra2 (33...Ra1!? 34.Kh2 Re1+=) 34.Be5+/– h6 35.Ne6 Bf8 36.d6 Ra6? (36...Ra1 37.Kf2 Ra6 38.Bf6 Nf6+–) 37.Bf6+– (37.Nf8?! Kf8 38.Rc7 Ke8+=) 37...Nf6 38.d7 Be7 39.d8Q Bd8 40.Nd8 Ra2? (40...Nh5 41.Bd5 Kf8 42.Ne6 Re6 43.Be6 Nf4 44.Rf7 Ke8 45.Bc4+–) 41.Rf7 (41.Nc6 g5+–) 41...Nh5 42.Bd5 (42.Bd5 Ra1 43.Kf2 Nf4 44.Rf5 Nd5 45.Rd5+–) 1–0. Halmeenmaeki,Tuomo – Lehtiranta,Jari, XVII A–NuSM/F corr/K, 1990. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 d5 5.Bg2 0–0 6.0–0 Nbd7)

7.Qc1 c5 8.bc5 Nc5 9.d3 b6 10.Nbd2 Bb7 11.c4 Rc8 12.Qd1 (12.Rb1 Qe8=) 12...dc4+= 13.Nc4 b5 14.Ne3 Na4 15.Be5 Rc5 16.d4 Rc8 17.Qd3 a6 18.Rfc1 Qd7 19.Nd2 Rfd8 20.Nb3 Bg2 21.Kg2 Nb2 22.Qb1 Nc4 23.Nc4 bc4 24.Nd2 Bh6 25.e3 Ng4 26.Nf3 f6 27.h3 Nf2 28.Kf2 fe5 29.Qe4 ed4 30.Nd4 Bg7 31.Rd1 Qh3 32.Rh1 Qd7 33.Rad1 Qd5 34.Qh4 Rf8 35.Kg1 h5 36.Qe7 Rce8 37.Qc7 0–1. Rubinetti,Jorge Alberto (2410) – Pilnik,Herman (2450), Buenos Aires CA, 1972. (=1.Nf3 d5 2.g3 Nf6 3.Bg2 g6 4.b4 Bg7 5.Bb2 0–0 6.0–0 Nbd7)

7.Nc3 c5 8.bc5= Nc5 9.Rb1 b6 10.a4 Bd7 11.Ba3 (11.Ne5 Rc8 (11...Ba4? 12.d4+–) 12.Nd5 Nd5 (worse is 12...Ba4 13.Ne3=) 13.Bd5 Bh3 14.Bf7 Rf7 15.Nf7 Qd5–+) 11...Rc8 (11...Na4 12.Na4 Ba4 13.Bb2–/+) 12.d4 (12.Rb4!?+=) 12...Nce4 13.Ne4 Ne4 14.Ne5? (better is 14.Rb2!?–/+) 14...Nc3–+ 15.Qd3 Nb1 16.Rb1 Ba4 17.c3 Bd7 18.Nd7 Qd7 19.e4 de4 20.Be4 Bf6 21.h4 Qa4 22.Bc1 Qc4 23.Qf3? Qc3 24.Qc3 Rc3 25.Bd2 Rc4 26.Be3 Bd4 27.Bd5 Rc5 28.Bf7 Rf7 29.Bd4 Rc4 30.Be3 Ra4 31.Rc1 b5 32.Rc8 Rf8 33.Rc7 a6 34.Re7 h5 35.Bh6 Rf7 36.Re8 Kh7 37.Bg5 b4 38.Rb8 a5 39.Bd8 Ra2 40.Ra8 b3 41.Ba5 b2 (41...b2 42.Rb8 Ra1 43.Kg2 b1Q 44.Rb1 Rb1–+) 0–1. gbsr (2240) – hrenette (2570), net–chess.com, 2003.

7.Nc3 e5 8.b5 +=.

7.c4 dc4 8.Na3 Nb6 9.Rc1 h6 (9...Be6 10.Ne5 Qd6 11.Bb7+=) 10.Ne5 (10.Nc4 Nc4 11.Rc4 c6=) 10...Nfd5+= 11.Nac4 Nc4 (11...Nb4 12.Qb3 N4d5 13.d3+=) 12.Nc4 Bb2 13.Nb2 Nb4 14.Qb3 a5 (worse is 14...Qd2 15.Rfd1 (15.Rc7?! Qd6+=) 15...Qe2 16.Qb4+–) 15.a3 Na6 16.Qe3 Kh7 17.Rc4 e6 18.Rh4 g5 19.Rd4 Qe7 20.f4 f5 21.fg5 hg5 22.h4 (22.Nc4 Qc5+=) 22...g4 23.Rd5 Qg7 24.Re5 c6 25.Nd3 Nc7 26.Rb1 Nb5 27.a4 Nd6 ˝–˝. Kozomara,Vladimir – Osmanagic,Dusan, Sarajevo, 1962. (=1.Nf3 Nf6 2.g3 d5 3.Bg2 g6 4.b4 Bg7 5.Bb2 0–0 6.0–0 Nbd7)

7.c4 dc4+= 8.Na3 c5 9.bc5= Nc5 10.Nc4 Bd7 11.Nfe5 Ba4 12.Qb1 Rc8 13.d4 b5 14.Ne3 Ne6 15.d5 Nc7 16.Nc6 Qd7 17.Na7 Ra8 (17...Rce8 18.Rc1+/–) 18.Nc6+/– Nfd5?? (better is 18...Rfc8+/–) 19.Nd5+– Bb2 1–0. Tiggelman,R – Gabler,B (2260), Belgian Interteams, 1999.

7.d3 Nb6 8.a4 a5 9.b5 c6 10.bc6 bc6 11.Nbd2 Ba6 (11...Ra7 12.Bd4=) 12.Re1 (12.Nb3 Bc8+=) 12...Rc8 (12...Bc8 13.c4=) 13.Qc1 Re8 14.e4 e6 (14...Rb8 15.e5 Ng4 16.Nb3+/–) 15.Bc3 de4 16.Ne4 Nbd5 17.Nf6 Bf6 18.Bf6 Qf6 19.Ne5 Red8 20.Ng4 Qg7 21.Qa3 (21.Rb1!?+=) 21...Nb4= 22.Qc1 Bd3 23.cd3 Nd3 24.Qg5 Ne1 25.Re1 c5 26.Rc1 Rd4 27.Rc5 Rc5= 28.Qc5?? Rg4–+ 29.Qa5? Qa1 30.Bf1 Ra4 31.Qd8 Kg7 32.Qc7 Ra2 33.Kg2 Qd4 (33...Qd4 34.Qf4 Qf4 35.gf4 Ra3–+) 0–1. Fasoli – Ravagnati, Milano, 1987.

7.d3 Nb6 8.Nbd2 Re8 9.e4 e6 10.e5 Nfd7 11.c4 c5 12.bc5 Nc5 13.Qc2 Nca4 14.Bd4 dc4 15.Nc4 Nc4 16.Qc4 Nb6 17.Qc3 Bd7 18.Rac1 Bc6 19.Bc5 Rc8 20.d4 Nd5 21.Qd3 Qd7 22.Bd6 Bf8 23.Qa3 Bd6 24.ed6 Red8 25.Qa7 Qd6 26.Ne5 Ra8 27.Rc6 Ra7 28.Rd6 Rd6 29.Nc4 Rc6 30.Ne5 Rc2 31.Bd5 ed5 32.Nd7 Raa2 33.Nf6 Kg7 34.Nd5 Rd2 35.Nc3 Rac2 36.Nb5 Rb2 0–1. gbsrao (2285) – kuksifae (2485), net–chess.com, 2014. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 d5 5.Bg2 0–0 6.0–0 Nbd7)

7.d3 Nb6 8.Nbd2 Bf5 9.a4 Re8 10.a5 Nbd7 11.c4 dc4 12.Nc4 b5 13.Ne3 e5 14.Nf5 gf5 15.Nh4 f4 16.Ba8 Qa8 17.Qd2 Nh5 18.Rac1 Rc8 19.Nf5 Qd5?? (19...Bf8+–) 20.Ne7 (20.Ne7 Kh8 21.Nd5+–) 1–0. Benevenga,Antonio (1805) – Parera,Jeronimo, Petropolis BRA, Open, 2012.

7.d3 c6 8.Nbd2 a5 9.a3 Re8 10.c4 e5 11.c5 b6 12.Qc2 bc5 13.bc5 Bf8 14.d4 ed4 15.Nd4 Qc7 16.Rac1 Ba6 17.Rfe1 Nc5 18.N2b3 Nfd7 19.Nc5 Nc5 20.Qc3 f6 21.Nb3 Nb3 22.Bd5 Kh8 23.Qf6 Bg7 24.Rc6 Bf6 25.Bf6 Qg7 26.Bg7 Kg7 27.Bb3 Be2 28.Ba4 Re4 29.Rc7 Kh8 30.Bc6 a4 1–0. Gey,Marc_Emile (2030) – Lozac'Hmeur Yann (2000), Festival Saint–Lo fide (4), 2000.

7.d4 a6 8.Nbd2 b6 9.c4 c5 (9...Bb7 10.Ne5=) 10.dc5 bc5 11.bc5 Nc5 12.Bd4 Ncd7 13.c5 (13.cd5 Nd5 14.Bg7 Kg7+=) 13...Ng4 (13...Qc7!?=) 14.Bg7+/– Kg7 15.Nb3 e6 (15...Ngf6 16.Rc1+=) 16.Rc1 Nge5 17.Ne5 Ne5 18.Qd4 f6 19.Rfd1 Qc7 20.e4 de4 21.Be4 Bb7 22.f4 Nf7 23.c6 Bc8 24.Nc5 e5 25.fe5 Ne5 26.Qd6 Qb6 27.c7+– Qa7? 28.Ba8 Qa8 29.Ne6 Be6 30.Qe6 Qc8 31.Qc8 Rc8 32.Rd8 (32.Rd8 Rc7 33.Rc7 Kh6 34.Rd6+–) 1–0. gbsrao (2270) – rpatru (2130), net–chess.com, 2010.

7.d4 Nb6 8.Ne5 c6 9.Nd2 Na4 10.Rb1 Nb2 11.Rb2 Qc7 (11...Ng4 12.Ndf3+=) 12.c4 dc4 (12...Bf5 13.e3+=) 13.Ndc4 Nd7 (13...Ng4 14.Nf3=) 14.Nf3 (14.f4!?=) 14...Nb6+= 15.Na5 Nd5 (15...Rd8!?+=) 16.Qd2= a6 17.Rc1 Re8 (17...Rd8 18.e4 Nb6 19.Rb3=) 18.e4 Nf6 19.e5 Nd5 20.Ng5 Qd8 (20...Rd8 21.Rbc2 Bh6 22.Rc5 Bg5 23.Qg5=) 21.f4+= h6 22.Ne4 Qb6 23.Nc4 (23.Nc5 Rd8+=) 23...Qd8 (23...Qa7 24.a4+=) 24.a4 Kh7 (24...Bg4 25.Ne3 Ne3 26.Qe3+/–) 25.b5+/– ab5 26.ab5 Bd7 27.Nc5 Bc8 28.Ne3 Ra3 29.Nc4 Ra7 (29...Ra8 30.Rb3 Ra7+/–) 30.Be4 (30.bc6 bc6 31.Be4+/–) 30...Bf8 (30...b6 31.Nd3 cb5 32.Rb5 Nc7 33.Rb6 Qd4 34.Qe3 Ne6=) 31.e6+– f5 32.Bf3 (32.Bd5 cd5 33.b6 Ra8+–) 32...Bg7 33.bc6 bc6 34.Ne5 (34.Kg2 Qc7+/–) 34...Be5 35.de5 Ra5 (better is 35...Ra3!? 36.Qd1 Nc3+=) 36.Nd7 Qc7 37.Kg2 Qa7 38.Rc6 Ne3 39.Kh1?? (better is 39.Kh3 Ng4 40.Rbc2+–) 39...Ra1–+ 40.Rc1 Ra3?? (better is 40...Nc4! 41.Qe1 Rc1 42.Qc1 Nb2 43.Qb2 Bd7 44.ed7 Qd7–+) 41.Bc6 Ra1 42.Rb3?? (42.Qe1 Rc1 43.Qc1 Rg8+–) 42...Ng4?? (better is 42...Qa6!? 43.Bg2 Qe2 44.Qe2 Rc1 45.Bf1 Rf1 46.Qf1 Nf1–+) 43.Ra1?? (better is 43.Rbb1 Ra6 44.Qc3+/–) 43...Qa1+= 44.Kg2 Ba6 45.Rf3 (45.Kh3 Rg8 46.Rf3 Qh1–+) 45...Rc8+= 46.h3? (better is 46.Nf6! Kg7 47.Ne8 Re8 48.Be8–/+) 46...Rc6–+ 47.hg4 fg4 (47...Rc1!? 48.Nf6 Kg7 49.gf5 Rg1 50.Kf2 Rd1–+ (50...ef6 51.Qd7 Kh8 52.Qe8 Kg7 53.Qf7 Kh8 54.Qf6 Kg8 55.Qf7 Kh8 56.Qf8 Kh7 57.fg6 Kg6 58.Qf7)) 48.Nf6+= Kg7 49.Ng4 Rc1 50.Qd8?? (better is 50.f5 Rh1 51.f6 Kh7 52.Qf2+=) 50...Rc2 51.Rf2 (51.Qd2 Rd2 52.Nf2 Qf1 53.Kh2 Bb7 54.g4 Bf3 55.Kg3 Qf2 56.Kh3 Qh2) 51...Qf1 52.Kf3 (52.Kh2 Rf2 53.Nf2 Qf2 54.Kh3 Bf1 55.Kh4 Qh2 56.Kg4 Be2) 52...Bb7 53.Ke3 (53.Qd5 Bd5 54.Ke3 Qe1 55.Re2 Qe2 56.Kd4 Qd2) 53...Qe1 54.Kd3 (54.Re2 Qe2 55.Kd4 Rc4) 54...Qc3# 0–1. Karbowiak,Adam (2085) – Farrell,John F (2050), Quebec CAN, 2014. (=1.Nf3 Nf6 2.g3 g6 3.b4 d5 4.Bb2 Bg7 5.Bg2 0–0 6.0–0 Nbd7)

7.e3 a6 8.a4 Rb8 9.d4 c6 10.Nbd2 b5 11.a5 Qc7 12.Rc1 Nh5 13.Re1 e6 14.e4 de4 15.Ne4 Nhf6 16.Nc5 Nc5 17.dc5 Rd8 18.Qe2 Bb7 19.Be5 Qc8 20.Bb8 Qb8 21.Rcd1 Nd5 22.Ne5 Nb4 23.c3 Nd5 24.c4 Nc3 25.Rd8 Qd8 26.Qe3 Na4 27.cb5 ab5 28.Nc6 Bc6 29.Bc6 Qb8 30.Rd1 Bf6 31.Qd3 Nc5 32.Qd6 Qd6 33.Rd6 b4 34.Bf3 b3 35.Rb6 b2 36.Bd1 Ne4 37.Bc2 Nd2 38.Rb8 Kg7 39.a6 Bd4 40.a7 Ba7 41.Rb2 f5 42.Rb7 Kf6 43.Ra7 Nc4 44.Bd3 Ne5 45.Bf1 h6 46.Bg2 g5 47.h3 Ng6 48.Ra6 h5 49.f3 Ne5 50.Kf2 g4 51.hg4 hg4 52.f4 Ng6 53.Ra8 Ne7 54.Rf8 Kg7 55.Re8 Kf7 56.Ra8 Nd5 57.Ra7 Kf6 58.Bd5 ed5 59.Ke3 Ke6 60.Ra6 Kd7 61.Kd4 1–0. kannisogoet – polyodon, kurnik, 2012.

7.d3 b6

8.c4 Bb7 9.Na3 e5 (9...c5 10.bc5 Nc5 11.Rc1=) 10.Ne5+= Ne5 11.Be5 c6 (11...Qe7 12.d4 Qb4 13.Qb3 Qb3 14.ab3+=) 12.cd5 Nd5 13.Bg7 Kg7 14.Qd2 Qe7 15.Rab1 Rfc8 16.Nc4 b5 (16...c5!?+/–) 17.Na5+– Rd8 18.Rfc1 Re8 19.Nc6 Bc6 20.Rc6 Nf6 21.Rbc1 Rad8 22.e3 Rd6 23.d4 Rd5 24.Rf6! Kf6 25.Bd5 Qd6 26.Rc6 (26.Rc6 Rd8 27.Qe2+–) 1–0. Subedei – toolman, ChessWorld.net, 2006.

8.c4 Bb7 9.Nbd2 e6 10.a4 c5 11.b5 Re8 12.a5 ba5 13.Nb3 a4 14.Ra4 Nb6 15.Ra1 dc4 16.Nc5 Bf3 17.Bf3 Rc8 18.Nb7 Qd7 19.Bc6 Rc6 20.bc6 Qc6 21.Na5 (21.Ra7?! Nc8 22.Na5 Qb5 23.Nc4 Na7+=) 21...Qb5 22.Nc4 Nc4 23.Bf6 Bf6 24.dc4 Qc5 25.Qa4 Re7 26.Rfb1 (26.Rab1 Kg7+–) 26...Rc7? (better is 26...Ba1 27.Qa1 e5=) 27.Rb8 Rc8 28.Qb4?? (28.Qb5 Rb8 29.Qc5 Ba1 30.Qa7 Rb1 31.Kg2 Kg7+–) 28...Qc7 (better is 28...Qb4 29.Rb4 Ba1–+) 29.Rc8+– Qc8 30.Rd1 Qf8 31.c5 a6 32.Qb6 Be7 33.c6 (33.c6 Bd6 34.c7 Bc7 35.Qc7+–) 1–0. Poley,Vladimir (2340) – Backes,Juergen (1780), Oberhausen op, 2009. (=1.Nf3 d5 2.g3 Nf6 3.Bg2 g6 4.b4 Bg7 5.Bb2 Nbd7 6.0–0 0–0 7.d3 b6)

8.c4 Bb7 9.cd5 Nd5 10.Bg7 Kg7 11.Qb3 e6 12.Nbd2 Qe7 13.a3 c5 14.b5 e5 15.Nc4 Rac8 16.a4 f5 17.Qb2 Rfe8 18.Nfe5 Ne5 19.f4 Qf6 20.fe5 (20.Ne5?! Ba8+/–) 20...Qe6 21.Nd6 Re7 22.e4 fe4 23.de4 Ne3 24.Rf6 (24.Nc8?! Bc8 25.Bh3 Qh3 26.e6 Kh6+–) 24...Qe5 25.Qe5 (25.Qe5 Re5 26.Rf7 Kg8 27.Rb7+–) 1–0. Poleschi,Ricardo D – Zamudio,Jose Alberto, SIMUL, 1999. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0–0 5.Bg2 d5 6.0–0 Nbd7)

8.c4 dc4 9.dc4 (better is 9.Nd4!? c5 10.Ba8 cd4 11.dc4+/–) 9...Bb7= 10.Nc3 e6 11.Qc2 Qe7 12.Rad1 (12.b5 Rfd8=) 12...Rad8 (12...Qb4 13.Rd4+=) 13.Nb5 (better is 13.b5!?=) 13...a6–/+ 14.Nc7 Rc8 15.Ne6 Qe6 16.Ng5+= Rc4 17.Ne6 Rc2 18.Bb7? fe6–+ 19.Bf6 Nf6 20.Ba6 Ra2 21.Bc4 Rb2 22.Be6 Kh8 23.e3 Ne4 24.f3? Ng5 25.Rd7?? Nf3 26.Rf3 Rf3 27.Rd8 Bf8 28.b5 Rb5 0–1. gbsr (2175) – rogeliovargas (2200), net–chess.com, 2003.

8.Nbd2 Bb7 9.a3 c5 10.c3 Rc8 11.Re1 e6 12.h4 Qc7 13.Rc1 a6 14.Ng5 b5 15.Ndf3 Rfd8 16.Qd2 c4 17.Nd4 Bh6 18.Bf3 Ne8 19.e3 Bg7 20.Kg2 h6 21.Nge6 fe6 22.Ne6 Qd6 23.Nd8 Rd8 24.dc4 dc4 25.Qd6 Nd6 26.Bb7 Nb7 27.Rcd1 Kf8 28.e4 Ke7 29.Re2 Ne5 30.Rd8 Nd8 31.Bc1 Nd3 32.Bd2 Nc6 33.f4 Ke6 34.Kf3 h5 35.Ke3 a5 36.Rg2 ab4 37.ab4 Na7 38.g4 hg4 39.Rg4 Kf6 40.Rg5 Bh6 41.Rg4 Nc8 42.Kf3 Nb6 43.Be3 Na4 44.Bd4 Kf7 45.f5 gf5 46.ef5 Bd2 47.Rg6 Bc3 48.Bc3 Nc3 49.h5 Nb4 50.h6 Nd3 51.Re6 Nd5 52.h7 Kg7 53.Rd6 Nf6 54.Rb6 b4 55.Rb7 Kh8 56.Ke3 Nd5 57.Kd4 Ne7 58.Kc4 Nf5 59.Kd3 Nd6 60.Rb8 Kh7 61.Rb4 1–0. sacaniev – fajront, kurnik, 2012.

8.Nbd2 Bb7 9.c4 c6 10.Qc2 Rc8 11.Qb3 e6 12.a3 c5 13.cd5 Bd5 14.Qd1 Qc7 15.e4 Bc6 16.Qb3 Qb7 17.b5 c4 18.dc4 Be4 19.Ne4 Qe4 20.Rfe1 Qc4 21.Qc4 Rc4 22.Bf1 Rcc8 23.Rac1 Nc5 24.Bd4 Nb3 25.Rc8 Rc8 26.Be5 Nd5 27.Bg7 Kg7 28.Rb1 Nc5 29.Ne5 f6 30.Nc6 Rc7 31.Bc4 Nc3 32.Rb3 N3e4 33.Bf1?? e5 34.Re3–/+ Nd2 35.Be2 e4 36.Kg2 f5 37.Rc3 h5 38.h4 1–0. linakip – odoj, kurnik, 2012.

7.d3 c5

8.a3 a5 9.b5 b6 10.e4 de4 11.Nfd2 Bb7 12.de4 Ne8 13.Bg7 Ng7 14.Nc4 Qc7 15.f4 Rad8 16.Qe2 Ne6 17.c3 Ng7 18.Nbd2 e5 19.f5 Nf6 20.Rad1 Nge8 21.g4 Nd6 22.Nd6 Rd6 23.Nc4 Rd1 24.Rd1 Rd8 25.Rd8 Qd8 26.Ne5 Qe8 27.Nc6 Bc6 28.bc6 Qc6 29.e5 Qe8 30.Bf3 Nd7 31.e6 fe6 32.fe6 (worse is 32.Qe6 Qe6 33.fe6 Ne5+=) 32...Nf6 33.g5 Nh5 34.e7 (34.e7 Nf4 35.Qe3+–) 1–0. Poleschi,Ricardo D – Zaremba,Artur, UECC, 1999. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0–0 5.Bg2 d5 6.0–0 Nbd7 7.d3 c5)

8.a3 b6 9.c4= Bb7 10.cd5 Nd5 11.Qb3 Bb2 12.Qb2 e6 13.Nbd2 cb4 14.ab4 Qe7 15.Rfc1 Qb4 (< 15...Nb4 16.Rc7 Bf3 17.Bf3+/– (17.Nf3?! a5+=)) 16.Qb4 Nb4 17.Rc7 (better is 17.Ne5! Bg2 18.Nd7=) 17...Nc5–/+ 18.Ne5 Bg2 19.Kg2 a5 20.Ndc4 (20.d4!? Nca6 21.Rb7=+) 20...Nd5–+ 21.Rc6 Nb3 22.Ra3 Nd4 23.Rb6 Nb6 24.Nb6 Ra6 25.Nbd7 Rc8 26.e3 Nb5 27.Rb3 Nd6 28.Nb8 a4 29.Rb1 Ra8 30.Nbc6 Rc7 31.Nd4 a3 32.Nec6 a2 33.Ra1 Rb7 34.Nc2 Rb2 35.N6b4 Ra4 36.Kf3 Nb5 37.d4 Nc3 38.e4 Rab4 39.Nb4 Rb4 0–1. Tiggelman,R – Gregoir,Christophe, Belgian Interteams, 2001.

8.a3 Qb6 9.Nbd2 a5 10.c4 cb4 11.ab4 Qb4 12.Ba3 Qb6 13.Rb1 Qd8 14.Qb3 dc4 15.Nc4 Re8 16.Ng5 Rf8 17.Nf3 Re8 18.Ng5 Rf8 19.Nf3 ˝–˝. Kraus – Steinle, Dortmund 1988.

8.a3 Qc7 9.Nbd2 Rd8 10.c4 d4 11.Qc2 Rb8 12.Nb3 b6 13.b5 e5 14.Rfe1 Ng4 15.Rad1 Nf8 16.e3 Bb7 17.ed4 ed4 18.Bc1 Ne6 19.Re2 Re8 20.Rde1 Qd7 21.h3 ˝–˝. Thynne – C Gilbert, Oxford 1967.

8.b5 a6 9.c4 ab5 10.cb5 b6 11.Nbd2 Bb7 12.a4 Qc7 13.Qc2 Ra7 14.Rfe1 d4 15.e3 de3 16.fe3 Nd5 17.Bg7 Kg7 18.Nc4 Nb4 19.Qc3 Kg8 20.e4 Rfa8 21.Qb3 Nf8? (21...Rc8!?+=) 22.Nce5 e6 23.d4 (23.Ng4 f5 24.ef5 gf5 25.Nf6 Kh8+/–) 23...Rd8 (23...Qe7!?+=) 24.Rac1+/– f6 25.Nc4 Raa8 26.Kh1 g5 27.dc5 bc5 (27...Qc5? 28.Na5! Qc1 29.Rc1 ba5 30.Qe3+–) 28.Rc3 g4 29.Ng1 Rd4 (29...h5 30.a5+/–) 30.a5 Rad8 31.a6 Nd3? (better is 31...Na6 32.ba6 Ba6+–) 32.Rd3 (better is 32.Rf1 Be4 33.Be4 Re4 34.Rd3 Rd3 35.Qd3+–) 32...Rd3+= 33.Qc2 Ba6? (better is 33...Ba8+=) 34.ba6+– Ng6 35.Rb1 Ne5 36.Rb7 Qc6 37.Ne5 fe5 38.Qf2 R3d7 39.Qf6 c4? (better is 39...Qa6 40.Qg5 Kf8 41.Rd7 Rd7 42.Qe5 c4+/–) 40.Qg5+– Kf8 41.Qe5 Qa6 42.Qh8 Ke7 43.Qh7 Ke8 44.Qg8 Ke7 45.Qg5 Ke8 46.Qh5 Ke7? (better is 46...Kf8 47.Rb2 Kg8 48.Qg5 Kh8+–) 47.Qc5 Qd6 48.Qg5 Kf8 49.Qf6 Ke8?! (49...Kg8 50.e5 Qd4 51.Qe6 Kh8 52.Qh6 Kg8 53.Qg5 Kf8 54.Rb1+–) 50.Qg6 (better is 50.e5 Qa6 51.Rb1+–) 50...Kf8 51.Qh6 Kg8 52.Qg5 Kf8 53.e5 Qa6 54.Qh6 Kg8 55.Qg5 Kf8 56.Qf6 Kg8 (56...Ke8 57.Rb1 Rf7 58.Qh8 Ke7 59.Rb7 Qb7 60.Qh4 Ke8 61.Bb7 Rb7 62.Qg4 Rb6+–) 57.Qg5 ˝–˝. Milchev,N (2395) – Carstensen,J (2355), Visma IMA, 2015. (=1.Nf3 d5 2.g3 Nf6 3.Bg2 g6 4.b4 Bg7 5.Bb2 0–0 6.0–0 Nbd7 7.d3 c5)

8.b5 b6 9.e4 Bb7 (9...de4 10.de4 Bb7 11.Nfd2+=) 10.e5 (10.ed5 Nd5 11.Bg7 Kg7=) 10...Ng4 11.Qe2 Qc7 e5 seems the pivot of the position 12.Re1 h5 13.h3 Nh6 14.c4 (14.Nh4 e6=) 14...e6 15.Nbd2 a6 16.a4 ab5 17.ab5 Ra1 (17...d4=) 18.Ba1 (18.Ra1!? Re8 19.Ra7=) 18...d4+= 19.Bb2 (19.Ne4 Ra8+=) 19...Ra8–/+ 20.Bc1 Ra2 21.Qf1 Nf5 (worse is 21...Be5 22.Ne5 Bg2 23.Qg2 Ne5 24.Qe4=) 22.Ne4 Ne5 23.Bf4 (23.Ne5 A) 23...Qe5? 24.Bf4 Ng3 25.fg3+– (25.Be5?! Nf1 26.Bg7 Kg7 27.Kf1 Be4 28.Be4 g5+/–; 25.Ng3 Qf4 26.Bb7 h4–/+; 25.Bg3?! Qf5+–); B) 23...Be5 24.Bg5 Be4 25.Re4 f6–/+) 23...Nf3 24.Bf3 e5 25.Bg5 Nd6 26.Qg2 Be4 (26...Ne4 27.Be4 Bc8 28.Kh2–+) 27.Be4 Ne4 28.Qe4 Ra7 (28...Qd7 29.g4–/+) 29.Qd5 Qd7 (29...Kh7!? 30.Bd8 Qb8–/+) 30.Bd8= Qd5 31.cd5 Rb7 (31...Rd7 32.Bb6 Rb7 33.Bc5 Rb5 34.Rc1=) 32.d6 Kf8 33.f4 f6?? (33...ef4!? 34.g4 hg4 35.hg4 c4 36.dc4 d3+=) 34.Ra1 (better is 34.Bc7 Ke8 35.Ra1+–) 34...f5+= 35.Ra8 Kf7 36.Bc7 (36.Rc8!? Rd7 37.Bb6+/–) 36...Bf6= 37.fe5 Be5 38.Kg2 Bf6 (38...g5 39.Ra2=) 39.Kf3 h4? (39...Bg5 40.h4 Bf6 41.Rc8+–) 40.g4 fg4 (better is 40...Bg5!?+=) 41.Kg4+/– Ke6?? (better is 41...Be5 42.Kh4 c4 43.dc4 d3+–) 42.Rg8 (better is 42.Rf8 c4 43.dc4+–) 42...Kf7+= 43.Rc8 Ke6?? (better is 43...c4 44.dc4 d3+=) 44.Rf8+– Bg7 (44...c4 45.Rf6! Kf6+–) 45.Re8 Kd5 (45...Kf7 46.Re7 Kf6+–) 46.d7 Bf6 (46...c4 47.d8Q Kc5 48.Qd6 Kb5 49.Qd5 Ka6 50.Re1 Bf8 51.Ra1 Ba3 52.Ra3) 47.d8Q Bd8 48.Rd8 (48.Re5) 48...Ke6+– 49.Bf4 1–0. Sanchez Jerez,EM (2230) – Lucena Moreno,R (1985), Linares ESP, Men Ch, 2014. (=1.Nf3 d5 2.g3 Nf6 3.Bg2 g6 4.b4 Bg7 5.Bb2 0–0 6.0–0 Nbd7 7.d3 c5)

8.c4 dc4=+ 9.bc5 cd3 10.Qd3 Nc5 11.Qd8 (11.Qa3 Qd6=+) 11...Rd8 12.Nc3 Nfe4 (12...b6 13.Ne5 Bb7 14.Bb7 Nb7 15.Rfd1–/+) 13.Rac1 Nc3 14.Bc3 Bc3 15.Rc3 Ne4 (15...Na6 16.a3=+) 16.Re3 (16.Rc7 Kf8=) 16...Nd2 17.Nd2 Rd2 18.Re7 Ra2?? (better is 18...Bd7=+) 19.Bd5 (19.Bd5 Rd2 20.Re8 Kg7 21.e4=). Thompson,Jonathon – Edgecombe,Michael, internet, 1995.

8.bc5 Nc5

9.Nbd2 Na4 10.Bd4 Ne8 11.Bg7 Ng7 12.c4 Nc3 13.Qe1 Rb8 14.Nb3 dc4 15.Qc3 cb3 16.Qb3 Nf5 17.Qa3 a5 18.Rab1 b5 19.Qc5 Qb6 20.Qe5 f6 21.Qb2 Rd8 22.Rfc1 Kf7 23.Rc6 Qa7 24.Rbc1 Bd7 25.Rc7 Qb6 26.e4 Nd6 27.e5 Nc4 28.dc4 Qc7 29.cb5 Rb5 30.Qa3 Qb6 31.Bf1 Rb1 32.Bc4 Be6 33.Be6 Ke6 34.ef6 ef6 35.Kg2 Rc1 36.Qc1 Kf7 37.h4 Qb7 38.Qe3 Re8 39.Qc3 Qb4 40.Qc6 Re7 41.Qd5 Kg7 42.h5 Qe4 43.h6 Kh6 44.Qa5 g5 45.Qc3 Re6 46.Kg1 Rd6 47.Qa3 Rd1 48.Kh2 Kg7 49.Qa7 Kg6 50.Qb8 Qf3 51.Qg8 Kf5 52.Qh7 Ke5 53.Qe7 Kd4 54.Qd6 Kc4 55.Qa6 Kb4 56.Qb6 Ka3 57.Qa6 Kb2 0–1. Michalek – Troyke, Dortmund 1993.

9.Nbd2 b5 10.c4 dc4 11.dc4 bc4 12.Nc4 Ba6 13.Nfe5 Rc8 14.Rc1 Nfe4 15.Qc2 Bc4 16.Nc4 (worse is 16.Qc4 Nd2 17.Qb4 Nf1 18.Rc5 Qd6–+) 16...Bb2 17.Nb2 Nd6 18.Rfd1 Nce4 19.Nc4 (worse is 19.Be4 Rc2 20.Bc2 Qa5–/+) 19...Qe8 20.Nd6 (worse is 20.Be4 Rc4 21.Qc4 Nc4 22.Rc4 Qb5–/+) ˝–˝. Gonzalez Ruano Perez,C – Ramos Ferrandiz,JC, Spain–Cup2 corr, 1987. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 d5 5.Bg2 0–0 6.0–0 Nbd7 7.d3 c5)

9.Nbd2 Bd7 10.c4 dc4 11.Nc4 Rc8 12.Qd2 b6 13.Rfc1 Be6 14.Qb4 Qe8 15.a4 Na6 16.Qa3 Bc4 17.Rc4 Rc4 18.dc4 Nc5 19.a5 Qd7 20.Qb4 Qd6 21.ab6 ab6 22.Be5 Qe6 23.Rb1 Rc8 24.Bf6 (worse is 24.Qb6 Qb6 25.Rb6 Nfd7 26.Bg7 Nb6–+) 24...Bf6 (worse is 24...ef6 25.Nd4 (worse is 25.Qb6 Qe2 26.Rc1 Ne4+=) 25...Qd7 26.Nc2+/–) 25.e3 (worse is 25.Qb6 Qe2 26.Qb4 Ne4–/+) 25...Ne4 26.Qb6 Qc4 27.Qb7 Qc2 28.Rf1 Nd6 29.Qb1 e6 30.Qd1 Qc5 31.Qd3 Nb5 32.Nd2 Qc3 33.Qc3 Nc3 (33...Rc3? 34.Ne4 Be7 35.Nc3 Nc3 36.Ra1+–) 34.Bf3 Bg7 35.Ne4 Ne4 36.Be4 f5 37.Bf3 Rc2 38.Rd1 Kf7 39.Rd7 Kf6 40.h4 h6 41.Kg2 Bf8 42.Bd1 ˝–˝. Pavoni,Flavio (2425) – Bellegotti,Mario, Italy ch–49 corr Asigc, 1999. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0–0 5.Bg2 d5 6.0–0 Nbd7 7.d3 c5 8.bc5 Nc5)

9.Nbd2 b6

10.c4 Bb7 11.a4 dc4 12.Nc4 Rc8 13.Ra3 Qd5 14.Qa1 Qh5 15.Nce5 Ne6 16.Rb3 Rc2 17.Qd1 Rb2 18.Rb2 Ng4 19.Ng4 Bb2 20.Ne3 Bf6 21.Nd2 Bg2 22.Kg2 Qc5 23.Ne4 Qc6 24.Kg1 Bd4 25.Qc2 Qc2 26.Nc2 Rc8 27.Na3 f5 28.Nd2 Bc5 29.Nac4 Nd4 30.e3 Ne2 31.Kg2 Nc3 32.Ra1 Bb4 33.Nf3 Kf7 34.Nd4 Nd5 35.Rb1 Bc5 36.Nb3 Nc3 37.Ra1 Kf6 38.h4 e5 39.Ne5 Ke5 40.d4 Ke4 41.dc5 bc5 42.Kf1 Kd3 43.Rc1 Ne4 44.Nd4 Rb8 45.Rd1 Nd2 46.Ke1 Rb1 47.Rb1 Nb1 48.Nc6 Nc3 49.Na7 Na4 50.Nc6 Ke4 51.Na5 Kf3 52.Nc4 Kg2 53.Ne5 Nc3 54.Nd7? Ne4–+ 55.Nf8 Nf6 56.Ne6–/+ c4 57.Ke2 Ne4 58.Nf4 Kg1 59.Nh3 Kh2 60.Nf4 c3 61.Kf3 Nd2?? 62.Ke2–/+ Ne4 63.Kf3 c2 64.Ne2 Nc3!! 65.Nc1 Kg1 66.g4 Kf1 67.gf5 gf5 68.Nb3 Ke1 69.Kf4 Kd1 70.Kf5 Na4 71.e4 Nc5!! 72.Nc5 c1Q 73.Ne6 Ke2 74.f4 Ke3 75.h5 Qc2 76.Ng5 h6 77.Kg6 Kf4 78.Ne6 Ke5 (78...Ke5 79.Nf8 Qe4 80.Kh6 Qg2 81.Kh7 Kf6 82.Nd7 Kg5 83.Ne5 Qe4 84.Kg7 Qe5 85.Kf8 Kf6 86.Kg8 Qg3 87.Kh7 Qg7) 0–1. Turner,Jan (2370) – Petr,Martin (2450), CZE–chT1W, 2009. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 d5 5.Bg2 0–0 6.0–0 Nbd7 7.d3 c5 8.bc5 Nc5)

10.c4 Bb7 11.a4 Re8 12.Ra3 Rc8 13.Qa1 Nh5 14.Bg7 Ng7 15.Rb1 f6 16.a5 e5 17.cd5 Bd5 18.ab6 ab6 19.Ne1 Bg2 20.Kg2 Nge6 21.Qa2 Kg7 22.Ra7 Kh6 23.Rb4 g5 24.Nc4 Rc6 25.Ne3 Nc7?? 26.Qf7+– Qd7 27.Ng4 (27.Ng4 Qg4 28.Rg4+–) 1–0. Valenti,Richard (2150) – Colin,Serge (1850), Syre Memorial op, 1989.

10.c4 Bb7 11.Rc1 Rc8 12.Ba3 Re8 13.cd5 Qd5 14.Nc4 Qf5 15.Nce5 Ng4 16.Ng4 Qg4 17.Bc5 bc5 18.Qb3 Ba8 19.Qa3 Qe6 20.Rc2 Rc7 21.Ng5 Qe5 22.Ne4 Be4 23.Be4 c4 24.Bf3 cd3 25.Qd3 Rc2 26.Qc2 Rb8 27.Qa4 Qd4 28.Qd4 Bd4 29.Rd1 Bb6 ˝–˝. Tetenkina – Hitzgerova, Zagan 1997.

10.c4 Bb7 11.cd5 Bd5 12.Nh4 Rc8 13.Nc4 (13.Rc1 Bg2 14.Ng2 Ne8+=) 13...b5 (13...Bc4 14.dc4 Qd1 15.Rfd1+=) 14.Bd5 (14.Ne3 Bg2 15.Neg2 Nd5 16.Bg7 Kg7=) 14...Qd5 (14...Nd5 15.Bg7 Kg7 16.Ne5+=) 15.Ne3+= Qe6 16.Nf3 Ng4 17.Ng4 (better is 17.Bg7!? Ne3 18.Nd4+=) 17...Bb2–/+ (17...Qg4?! 18.Bg7 Kg7 19.Qd2=) 18.Rb1 Na4 (18...Qg4?! 19.Rb2 Na4 A) 20.Rb5? Nc3 21.Qb3 Ne2 22.Kg2 Nf4 23.Kg1 Qh3 24.gf4 Qg4 (24...Qf3?! 25.Qd5 Qf4 26.Qe4–+) 25.Kh1 Qf3 26.Kg1 Qg4 27.Kh1 Qf4–+; B) 20.Rd2+=; 18...Qa2?! 19.Nh6 Kg7 20.Qc2–/+) 19.Nh6 Kg7 20.Qd2 Rc5 (20...Bc3!? 21.Qf4 Qe2+=) 21.Ng5 Qa2 22.Nhf7 Rf7 23.Rb2? (better is 23.Nf7 Kf7 24.d4+=) 23…Nb2–+ (23...Nb2 24.Nf7 Kf7–+ (24...Qf7?! 25.Qb2 Qf6 26.Qb4=); 23...Qb2?! 24.Ne6 Kg8 25.Qb2 Nb2 26.Nc5=) 0–1. Adam,Petr (2105) – Dvorak,Tomas (2300), Znojmo Rotunda op, 2002. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0–0 5.Bg2 d5 6.0–0 Nbd7 7.d3 c5 8.bc5 Nc5)

10.c4 e6 11.Qc2 Bb7 12.Rfc1 Rc8 13.a4 dc4 14.Nc4 Bd5 15.Ra3 Bc4 16.dc4 Nfe4 17.Rd1 Qd1 18.Qd1 Bb2 19.Re3 Nc3 20.Qc2 N5a4 21.Rc3 Nc3 22.Qb2 Rc4 23.Ne5 Rc7 24.h4 Rfc8 25.h5 b5 26.h6 a5 27.Qd2 f6 28.Nc6 b4 29.Qd6 Kf7 30.Nd8 Rd8 31.Qc7 Ke8 32.Bc6 1–0. Pirttimaeki – Ebeling, Jaervenpaeae 1980.

7.d3 Re8

8.Nc3 e5 9.e4 d4 10.Ne2 b6 11.c3 c5 12.bc5 bc5 13.cd4 cd4 14.Nd2 Ba6 15.Nb3 Nf8 16.Rc1 Rc8 17.f4 Rc1 18.Bc1 N8d7 19.f5 Nb6 20.Nc5 Bc8 21.Bg5 Qd6 22.fg6 hg6 23.Kh1?? Nh7–+ 24.Qc1 Ng5 25.Qg5 Qc5 26.h4 Be6 27.Kh2 Qc2 28.Rf2 Qd3 29.h5 gh5 30.Qh5 Nc4 31.Ng1 Ne3 32.Nh3 Ng4 33.Kg1 Nf2 34.Kf2 Qe3 (34...Qe3 35.Kf1 Bc4 36.Qe2 Be2 37.Ke1 Bb5 38.Kd1 Ba4) 0–1. gbsrao (2235) – yetzaline (2265), net–chess.com, 2011.

8.c4 dc4 9.dc4 c6 10.Nc3 Qc7 11.Qb3 a6 12.a4 Nb6 13.b5 cb5 14.ab5 Be6 15.ba6 Bc4 16.Qb4 ba6 17.Na4 Nbd5 18.Qc5 Qc5 19.Nc5 Be2 20.Rfe1 Bb5 21.Nd4 e6 22.Nb5 ab5 23.Ra8 Ra8 24.Bf6 Bf6 25.Nd7 Bc3 26.Rc1 b4 27.Nb6 Ra1 28.Ra1 Ba1 29.Nd5 ed5 30.Bd5 Kf8 31.Kg2 Ke7 32.Kf3 f6 33.Ke4 Kd6 34.f4 f5 35.Kd3 Kd5 36.Kc2 Bc3 37.Kb3 Ke4 38.Kc4 Kf3 39.Kd5 Kg2 40.Ke6 Kh2 41.Kf7 Kg3 42.Kg8 Kg2 43.Kh7 Kg3 44.Kg6 Kf4 45.Kh5 b3 46.Kh4 b2 47.Kh3 b1B 48.Kg2 Bd3 49.Kf2 Bd2 50.Kg2 Be3 51.Kh3 Bf2 52.Kg2 Bg3 53.Kg1 Kg4 54.Kg2 f4 55.Kg1 f3 56.Kh1 Be1 57.Kg1 Be2 58.Kh1 Bf1 59.Kh2 Bh3 60.Kh1 Kg3 61.Kg1 Bf2 62.Kh1 Bg2 0–1. mapaj – farukaligera, kurnik, 2012.

8.c4 c6 9.Qc2 e5 10.e4 de4 11.de4 Qc7 12.Nbd2 Nf8 (12...b6 13.a3=) 13.c5+= Bg4 14.Nc4 Bf3 15.Bf3 N6d7 16.Nd6 Re7 17.Bg2 Ne6 18.f4 b6 19.Bh3 bc5 20.Be6 Re6 21.bc5 ef4 22.Bg7 Kg7 23.Rf4 f6 24.Rc1 (24.Raf1!?=) 24...Nc5!–/+ 25.Nf5 (25.Qc5 Qd6) 25...gf5–+ 26.Qc5 fe4 27.Qf5 Qe7 (better is 27...Rae8!?–+) 28.Rh4+= h6 29.Rg4 Kh8 30.Rg6 Qa3?? (better is 30...Qh7=) 31.Rh6+– Kg7 32.Rh7 Kf8 33.Qe6 (33.Qe6 Qc1 34.Kg2 Qc2 35.Kh3 Qh2 36.Kh2 Re8 37.Qf7) 1–0. Dionysopoulos,Zacharias (2025) – Kalaitzoglou,P (2140), Rio GRE, 2013. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0–0 5.Bg2 d5 6.0–0 Nbd7 7.d3 Re8)

8.Re1 e5 9.e4 d4 10.c3 dc3 11.Nc3 Nf8 (11...c6 12.a3=) 12.Qc2 (12.d4 ed4 13.Qd4 c6+=) 12...Nh5 (12...Bg4 13.Ne2 Bf3 14.Bf3=) 13.Bc1 (13.Ne2 Qd6+=) 13...Ne6= 14.Ne2 c6 (14...Qd6 15.Bb2=) 15.Bb2 Nc7 (15...Qd6 16.a3=) 16.d4 ed4 17.Bd4 Bg4 (better is 17...Qe7=) 18.h3 (better is 18.Rad1 Qe7 19.h3 Bf3 20.Bf3 Bd4 21.Nd4+=) 18...Bf3–/+ 19.Bf3 Nf6?? (better is 19...Bd4 20.Rad1 Ne6 21.Bh5 gh5–/+) 20.a4 (20.Red1 Nb5 21.Be3 Qe7+=) 20...Ne6 21.Bb2 Qc7 22.Bg2= Rad8 23.f4 Rd7 24.Rad1 Red8 25.b5 Qb6 26.Kh2 cb5 27.f5 Ng5 28.e5 Nd5 29.Bd4+= Qc7 30.Qb2 30...ba4 31.e6 fe6+= 32.fe6 Rd6 33.Bg7 Qg7 34.Qg7 Kg7 35.Bd5? Rd5–+ 36.e7 (36.e7 Nf3 37.Kh1 Rd1 38.ed8Q Rd8 39.Ra1–+) 0–1. geebs (2135) – atkins (2000), net–chess.com, 2004.

8.Nbd2 e5

9.c4 c6 10.a4 Qe7 11.Ba3 e4 12.de4 de4 13.Ng5 e3 14.Ndf3 h6 15.b5 c5 16.Nh3 Ne4 17.Rc1 ef2 18.Nf2 Nc3 19.Rc3 Bc3 20.e4 Nf6 21.Nh4 Bd4 22.Kh1 Ne4 23.Ne4 g5 24.Qd4 cd4 25.Be7 Re7 26.Nf6 Kg7 27.Nd5 Re2 28.Nf3 d3 29.Nd4 Rc2 30.Nc2 dc2 31.Ne3 Be6 0–1. mapaj – cze66 (1680), kurnik, 2012.

9.c4 Qe7 10.cd5 Nd5 11.a3 N5b6 12.Qb3+= Nf8 13.Ne4 c6 14.Rac1 Be6= 15.Qc2 Nfd7 16.Nfd2 (16.Nc5 Nc5 17.bc5 Nd7=) 16...f5 (16...a5!?+=) 17.Nc5 Nc5 18.Qc5 (18.bc5 Nd7=) 18...Qc5 19.bc5 (worse is 19.Rc5 Na4 20.Be5 Nc5 21.Bg7 Kg7 22.bc5 Rad8–/+) 19...Na4 20.Rc2 Rad8 21.Ba1 Bd5 (21...Re7 22.Rb1 e4 23.Bg7 Kg7 24.de4 Nc5 25.e5=) 22.Rb1 Rd7 (22...Re7!?=) 23.Rb4 ˝–˝. Holzbauer,Johann (1990) – Staller,Peter (2345), Schwarzach op–A, 1997. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 d5 5.Bg2 0–0 6.0–0 Nbd7 7.d3 Re8 8.Nbd2 e5)

9.e4 c6 10.a3 Qc7 (10...Bh6 11.Re1 Bd2 12.Nd2+=) 11.Re1 (11.ed5 cd5 12.c4 a5=) 11...d4 12.c3 dc3 13.Bc3 Nf8 (13...Nh5 14.Nc4=) 14.Nc4 N6d7 15.Qc2 Nb6 16.Ne3 Bd7 17.a4 Rad8 18.a5 (18.Qb2 c5 19.b5 h5=) 18...Nc8 (18...Na8 19.Nc4+=) 19.Qb2 Re7 (19...h6 20.Nc4 Be6 21.Be5 Be5 22.Qe5+/–) 20.b5 Qb8 (20...Ree8 21.a6 b6 22.bc6 Bc6 23.Bf1+=) 21.b6 ab6 22.ab6 Be8? (22...f6!?+=) 23.Nc4 (better is 23.Ra5!?+–) 23...f6+/– (23...Rd3? 24.Be5 Re5 25.Nfe5+– (25.Nce5? Rf3 26.Bf3 Be5–/+)) 24.d4 (24.Bb4 Red7 25.d4 Rd4 (25...ed4? 26.Bh3+–) 26.Nd4 Rd4+–) 24...ed4 25.Bd4 (25.Bb4 Rf7 26.Nd4 Rfd7+=) 25...Nd7 (25...Bf7!? 26.e5 f5+=) 26.e5+/– fe5 27.Nfe5 (27.Nce5 Qd6+/–) 27...Ne5 28.Be5 Be5 29.Ne5 Qd6 30.Ng4 h5 31.Nf6+– Kf7 32.Ne4 Qd4? 33.Qb3 Kg7 34.Rad1 Re4 35.Be4 Qf6 36.Bg2 Bf7 37.Qb4 Bd5 38.Bd5 cd5 39.Rc1 Nd6 40.Rc7 Kg8 41.Qc3 d4 42.Qb3 Kf8 43.Qd5 h4 44.Re6 Qf5 45.Qd4! Nf7 46.Qc5 Qc5 47.Rc5 h3 48.Rc1 g5 49.Kf1 Rd5 50.Ke2 Ne5 51.Rd1 Rb5 52.f4 Nc6 53.fg5 Rb6 54.Ke3 Rb3 55.Kf4 Rb5 56.Re4 Rb2 57.Rd7 Rh2 58.g6 Rf2 59.Kg5 Kg8 60.g7 Rf7 61.Kg6! (61.Kg6 Ne5 62.Re5 Rf6 63.Kf6 b5 64.Re8 Kh7 65.Rh8) 1–0. Fluvia Poyatos,J (2220) – Lopez Rodriguez,W (2070), ESP–ch U18 Formigal, 2002. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0–0 5.Bg2 d5 6.0–0 Nbd7 7.d3 Re8 8.Nbd2 e5)

9.e4 c6 10.c4 d4 11.c5 b6 12.Nc4 Bf8 13.cb6 ab6 14.Qb3 b5 15.Na5 Qb6 16.Ng5 Re7 17.f4 ef4 (better is 17...Bh6=) 18.Nc6!+– Qc6 19.e5 Qa6 20.ef6 (worse is 20.Ba8 Ne5 21.Rae1 Qa8 22.Re5 Bh3 23.Nh3 Re5 24.Bd4 Rf5 25.Rf4 Rf4 26.Nf4 Bg7+/–) 20...Nf6 21.Bd4 Bb7 22.Bb7 Rb7 23.Rf4 Bg7 24.Qb2 Nh5 25.Bg7 Ng7 26.Raf1 Rf8 27.Ne4 Qa7 28.Kh1 Ne8 29.Qb3 Rd7 30.Nc5 Qa8 31.Kg1 Re7 32.Re4 Ra7 33.Rf2 Ra3 34.Qb2 Nd6? (better is 34...Rd3! 35.Re1 Rd8+=) 35.Re7+– Nf5 36.Re5 Ng7 37.Re4 (better is 37.Rfe2!?+–) 37...Rd3+= 38.Qe2 Rd5 39.Re5 Re5 40.Qe5 Re8 41.Qc3 Qd5 42.Qf3 Rd8 43.Kg2 Qf3 44.Rf3 Nf5 45.Nb3 Kf8 46.Kf2 Rd1 47.Kg2 Re1 48.Rf2 Ne3 49.Kf3 Nd5 50.Nd4 Re3 51.Kg2 Re4 52.Nb5 Rb4 53.Nd6 f5 54.Nf5! gf5 55.Rf5 Kg7 56.Rd5 Rb2 57.Kf3 Ra2 58.h3 Ra6 59.Kf4 Ra4 60.Kg5 Ra3 61.Rd7 Kg8 62.Kh4 Ra6 63.g4 Rf6 64.Kh5 Ra6 65.Re7 Rf6 66.Kg5 Rf7?? 67.Rf7 Kf7 68.Kh6 Kg8 69.h4 Kh8 70.g5 Kg8 71.h5 Kh8 72.g6 (72.g6 hg6 73.hg6 Kg8 74.g7 Kf7 75.Kh7 Kf6 76.g8Q Kf5 77.Qd5 Kf6 78.Qd6 Kf5 79.Kh6 Kg4 80.Kg6 Kf3 81.Qe7 Kg4 82.Qe3 Kh4 83.Kf5 Kh5 84.Qg5) 1–0. Moor,Roger (2315) – Gojani,Gjon, Baden Casino op 3rd, 1998. (=1.Nf3 Nf6 2.g3 d5 3.Bg2 g6 4.b4 Bg7 5.Bb2 0–0 6.0–0 Nbd7 7.d3 Re8 8.Nbd2 e5)

9.e4 c6 10.c4 d4 11.c5 Bf8 12.Qb3 Nh5 13.Rac1 Ng7 14.Ne1 Nb8 15.f4 Be6 16.Qa4 f6 17.fe5 fe5 18.Nef3 Nd7 19.Nc4 Bc4 20.dc4 Ne6 21.Qb3 Bh6 22.Rcd1 Ng5 23.Ng5 Bg5 24.Qf3 Rf8 25.Qg4 Be3 26.Kh1 Qe7 27.Bc1 Rf1 28.Bf1 Nf6 29.Qh4? (better is 29.Qf3!? Bc1 30.Rc1+=) 29...g5–+ 30.Qh6 Ng4 31.Qh5 Nf2 32.Kg2 Nd1 33.Qd1 Bc1 34.Qc1 b6 35.cb6 ab6 36.Qd2 h6 37.Be2 Qa7 0–1. Auger,Bertrand (1900) – Malek,Omid (2015), Mauricie op Trois Rivieres, 2005. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0–0 5.Bg2 d5 6.0–0 Nbd7 7.d3 Re8 8.Nbd2 e5)

9.e4 d4 10.Nc4 Nb6 (better is 10...b5!? 11.Ncd2 c5+=) 11.Nce5+= Ng4 12.Ng4 Bg4 13.h3 Be6 14.e5 Qd7 15.Kh2 Nc8? (better is 15...Bd5 16.Re1 Na4=) 16.Bd4+– Ne7 17.Bb2 Nd5 18.Qd2 c6 19.Ng5 Bf5 20.c4 (20.f4 Rad8+–) 20...Nc7 21.Rad1 Ne6 22.d4 Nc7 23.Rfe1 Ne6 24.d5 cd5 25.cd5 Ng5 26.Qg5 Rad8 27.e6! fe6 28.Bg7 Qg7 29.d6 Rd7 30.Re3 Red8 31.g4 Bc2 32.Rc1 Ba4 33.Rc7 h6? 34.Qd8!! Rd8 35.Rg7 Kg7 36.Re6 Rd7 37.Be4 Bc6 38.Rg6 Kh7 39.Bc6 bc6 40.Re6 Kg7 41.f4 Kf7 42.Rh6 Kg7 43.g5 1–0. gbsrao (2235) – yetzaline (2275), net–chess.com, 2011.

9.e4 de4 10.de4 b6 11.Re1 Bb7 12.c4 a5 13.a3 Qe7 14.Bc3 Ra7 ˝–˝. De Toledo,James Mann (2400) – Leitao,Rafael (2495), Braganca Paulista op, 1997. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0–0 5.Bg2 d5 6.0–0 Nbd7 7.d3 Re8 8.Nbd2 e5)

9.e4 de4 10.de4 b6 11.Qe2 Bb7 12.Qc4 Qe7 13.a3 Rac8 14.Bh3 c5 15.b5 Rcd8 16.Rfd1 Bh6 17.a4 Bg7 18.Bc3 Ra8 19.Ne1 Nf8 20.Nd3 N6d7 21.Nb2 Rad8 22.a5 Ra8 23.Qe2 Ne6 24.Be6 Qe6 25.Ndc4 Bf8 26.a6 Bc8 27.Rd5 Qh3 28.Qf3 Be7 29.Nd3 Nf6 30.Nde5 Be6 31.Ne3 Nd5 32.Nd5 Bd5 33.ed5 Qf5 34.Qf5 gf5 35.Nc6 Bd6 36.Re1 Re1 37.Be1 f6 38.Bd2 Kf7 39.Bf4 Bf4= 40.gf4 Ke8 41.c4 Kd7 42.f3 Kd6 43.Kf1 h5 44.h4 Kd7 45.Kf2 Kd6 46.Kf1 Kd7 47.Kf2 Kd6 48.Kf1 ˝–˝. Ramirez,Raul – Mazzetti,C, Pinamar tt, 1973.

9.e4 de4 10.Ne4 Ne4 11.de4 c6 12.Qe2 Qc7 13.Rad1 Nf8 14.Qc4 Be6 15.Qc3 Ba2 16.Rd3 Rad8 17.Rfd1 Rd3 18.Rd3 Ne6 19.Ne5 Nf8 20.f4 Be6 21.Qc5 Nd7 22.Qc3 Nb6 23.Qd2 Bc4 24.Rf3 Rd8 25.Qe1 Be5 26.Be5 Qd7 27.Re3 Qd2 28.Qd2 Rd2 29.h4 Rc2 30.Bf6 Nd7 31.e5 Nb6 32.Be4 Rc1 33.Kf2 Nd5 34.Bd5 cd5 35.e6 fe6 36.Re6 Kf7 37.Rd6 Rc2 38.Ke3 b6 39.Be5 Re2 40.Kf3 Ke7 41.Rc6 Kd8 42.Bf6 Kd7 43.Rc4 Re6 44.Rd4 Rf6 45.Rd5 Rd6 46.Ke4 Ke6 47.Re5 Kf7 48.f5 gf5 49.Rf5 Ke7 50.Rh5 h6 51.g4 Kf7 52.g5 Re6 53.Kf5 hg5 54.hg5 Rg6?? 55.Rh7 Rg7 56.Rh8 Ke7? 57.Ra8 Kd6 58.Kf6 Re7 59.Rd8 Rd7 60.Rd7 Kd7 61.Kf7 1–0. gbsrao (2245) – yetzaline (2275), net–chess.com, 2011.

6.0–0 Nfd7

7.c4?? Bb2–+ 8.Na3 Ba3 9.Qb3 –+.

7.c4?? Bb2–+ 8.Na3 a5 9.Qb3 Ba1 10.Ra1 ab4 11.Qb4 Nc6 –+.

7.c4?? Bb2–+ 8.Nc3 Ba1 9.Qa1 dc4 10.a4 (10.Rd1 c6–+) 10...c6 11.Ne4 b5 12.a5 a6 13.Rc1 Bb7 14.Nd4 Qc7 15.Bh3 c5 16.bc5 Nc5 17.Nc5 Qc5 18.Qc3 Nc6 19.Nc6 Qc6 20.f3 Rac8! 21.Bc8 Rc8 22.Qe5 Qd6 23.Qe3 Rd8 24.Rd1 e6 25.Qg5 Rd7 26.h4 Qe7 27.Qf4 Qd8 28.h5 c3 29.h6 Rd2 (29...Rd2 30.Re1 c2–+) 0–1. gbsrao (2190) – rpatru (2100), net–chess.com, 2006.

7.c4?? Bb2–+ 8.Nc3 Ba1 9.Qa1 dc4 10.a4 (10.Rd1 c6–+) 10...c6 11.Ne4 b5 12.ab5 cb5 13.Rc1 Bb7 14.Nfg5 Na6 15.Qc3 Qb6 16.d3 cd3 17.ed3 Rac8 18.Qe1 Rc1 19.Qc1 Nb4 20.Nf3 Nd3 21.Qh6 Be4 (21...Be4 22.Qd2 Rc8–+) 0–1. gbsrao (2190) – rpatru (2100), net–chess.com, 2006.

7.Bg7 Kg7 8.d4 +=.

6.0–0 Ne4

7.Bg7+= Kg7 8.Nc3 Nc3 9.dc3 c6 10.Re1 Qd6 (10...f6 11.Qd2=) 11.e4 Bg4? (better is 11...de4!? 12.Re4 a5=) 12.Qd4 Kg8 (12...Qf6 13.ed5 Bf3 14.Bf3+/–) 13.ed5+– cd5? (better is 13...Bf3 14.Bf3 Rd8+–) 14.Qg4 Nc6 (14...Nd7 15.c4 Nf6 16.Qh4+–) 15.b5 Na5 16.Qb4 Qb4 17.cb4 Nc4 18.Re7 Na3 19.Nd4 Rac8 20.Rb7 Nc2 21.Nc2 Rc2 22.Bd5 Rd8 23.Bf7 Kh8 24.Ra7 Rdd2 25.Bb3 Rb2 26.Rc1 (26.Rc1 Rd8 27.b6+–) 1–0. pierre – tgdyz, internet, 2009.

7.Bg7+= Kg7 8.d3 Nd6 +=.

7.Bg7 Kg7 8.d3 Nf6 9.Nbd2 Nc6 10.a3 Qd6 11.c4 dc4 12.Nc4 Qe6 13.Rc1 Nd5 14.b5 Nb8 15.Nd4 Qd7 16.a4 (16.Qb3 Nb6 17.e3 Nc4 18.Qc4 a6 19.Qc7 ab5+/–) 16...Qg4 (16...Nf4 17.gf4 Qd4 18.e3+/–) 17.Bf3 (better is 17.e3!? Qd7 18.Qf3+/–) 17...Qd4+= 18.e3 Nc3 (better is 18...Qc5 19.d4 Ne3 20.dc5 Nd1 21.Rcd1 a6=) 19.Rc3?? (better is 19.Qc2 Qf6 20.Qc3 Qc3 21.Rc3+/–) 19...Qc3–+ 20.Qe2 Qb4 (20...c5 21.Rd1–+) 21.Rc1 Nd7 22.d4 Nb6 23.Nb6 cb6 24.Rc7 Qd6 25.Rc1 Rb8 26.d5 Bf5 27.e4 Bd7 28.e5 Qa3 29.Qe4 Rfc8 30.Rc8 Rc8 31.e6 fe6 32.de6 Qc1 33.Kg2 Be8 34.Qb7 Qc7 35.Qe4 Qd6 36.Qe3 Rc7 37.Qb3 Rc5 38.h3 Re5 39.Bg4 h5 40.Bf3 Qe6 41.Qd3 Qd6 42.Qb3 Bf7 43.Qb2 Kf8 44.Bc6 (44.Bc6 Bd5 45.f3 Bc6 46.bc6–+) 0–1. decembernight – da12niel, kurnik, 2011.

6.0–0 e6

7.a3 Nbd7 =.

7.a4 b6 8.c3 Bb7 9.b5 Nbd7 10.d3 Nc5 11.Ba3 Re8 12.Bc5 bc5 13.Nbd2 a6 14.ba6 Ba6 15.c4 d4 16.Ne5 Qd6 (better is 16...Rc8!?+=) 17.Ba8+– Qe5 18.Bg2 Ng4 19.Nf3 Qd6 20.Rb1 e5 21.h3 Nf6 22.Ng5 h6 23.Ne4 Ne4 24.Be4 f5 25.Bd5 Kh8 26.e4 f4 27.g4 Qf6 28.f3 Qh4 29.Rf2 Qg3 30.Rg2 Qh3 31.Qe2 Qh4 32.Qf2 Qg5 33.Bc6 Rf8 34.Bb7?? Rb8–+ 35.Rb3 Rb7 36.Rb7 Bb7 37.Qb2 Bc6 38.Qb8 Kh7 39.a5 Qe7 40.a6 Qf8 41.Qc7 Qa8 42.Ra2 h5? 43.gh5+– gh5 44.a7 Kh6?? 45.Rb2 Qg8 46.Qc6 Bf6 47.Kf1 Qg5 48.Rg2 Qg2 49.Kg2 (49.Kg2 Kg5 50.a8Q h4 51.Qg8 Kh6 52.Qf6 Kh5 53.Qgg6#) 1–0. rryy44 – stan69, kurnik, 2011.

7.Qc1 b6 8.c3 Bb7 9.d3 Nbd7 10.Nbd2 c5 11.b5 a6 12.ba6 Ba6 13.c4 dc4 14.Nc4 Rb8 15.a4 Nd5 16.Bg7 Kg7 17.Qb2 f6 18.Nd6 e5 19.Nb5 Nc7 20.Nd2 Nb5 21.ab5 Bb7 22.Ne4 Re8 23.Nd6 Qc7 24.Nb7 Rb7 25.Bb7 Qb7 26.Qb3 Nf8 27.Ra6 Ne6 28.Rfa1 Nd4 29.Qc4 Ne2 30.Kf1 Nd4 31.Ra7 Re7 32.Rb7 Rb7 33.Qe6 Ne6–+ 34.Ke2 Nd4 35.Ke3 Nb5 36.Rb1 Nd4 37.f4 ef4 38.gf4 b5 39.h4 b4 40.Ke4 b3 41.Kd5 Ne2 42.Kc5 Nf4 43.Kc4 Ng2 44.d4 Nh4 45.d5 Nf5 46.Kc5 b2 47.Kc6 Rb3 48.d6 Rd3 49.Rb2 Rd6 50.Kc5 Re6 51.Rb7 Re7 52.Rb8 h5 53.Rb1 h4 54.Kd5 g5 55.Rg1 Kg6 56.Rh1 Kh5 57.Rc1 h3 58.Kc6 g4 59.Kd5 Re5 60.Kc4 Kh4 61.Kd3 g3 62.Kd2 h2 63.Kd3 Kh3 64.Kd2 Kg2 65.Rc2 h1Q 66.Kc3 Kh3 67.Rd2 Qc6 68.Kd3 Rd5 69.Ke2 Rd2 70.Kd2 Qc4 71.Kd1 Kg4 72.Kd2 Kf3 73.Kd1 Qa2 74.Kc1 Ke3 75.Kd1 Qd2# 0–1. linakip – wruzbita, kurnik, 2011.

7.c4 dc4 8.Qc2 (8.Qc1 b5=+) 8...b5 (8...a5 9.Qc4 ab4 10.Qb4=) 9.a4 Bb7 (better is 9...c6!?=) 10.ab5+/– Qd7 (10...Bd5!?+/–) 11.Ne5 Qb5 (11...Qc8 12.f3+/–) 12.Na3 (12.Qc4?! Qc4 13.Nc4 Bg2 14.Kg2 Rd8=) 12...Qb4 13.Bc3 Qb3 14.Qb3! cb3 15.Bb7 Nbd7 16.Nd7 Nd7 17.Ba8 Ra8 18.Bg7 (18.Rfb1 Rb8+–) 18...Kg7 19.Rfb1 (19.Rfb1 Rb8 20.Nc4+–) 1–0. Atterl – toolman, ChessWorld.net, 2005.

7.c4 c6 8.Na3 a6 9.Qb3 b5 10.cd5 (10.cb5 cb5 11.Rac1 Bb7=) 10...cd5 (10...ed5 11.Nc2=) 11.Rac1 Bb7 12.Nc2 (12.Rc2 Nbd7=) 12...Nc6 13.Ncd4 Nd4 (13...Na7 14.d3=) 14.Bd4+= Re8 15.Qb2 h6 (15...Qe7 16.Rc5=) 16.Be5+= Rc8 17.Rc8 Bc8 18.Rc1 Nh5 (18...Bb7 19.a4+=) 19.Bg7+/– Ng7 20.Ne5 Bb7 (20...h5 21.e3+/–) 21.Ng4 h5? (better is 21...Kf8!?+/–) 22.Nf6+– (22.Nf6 Kf8 23.Ne8 Ne8 24.Qh8 Ke7 25.Qd4+–) 1–0. pierre – steyno, internet, 2009.

7.c4 c6 8.Qb3 Na6 9.Nc3 d4 10.Na4 b5 11.cb5+/– cb5 12.Nc5 Nc5 13.bc5 Rb8 14.Nd4+– Nd5?? 15.Nc6 Qc7 16.Nb8 Qb8 17.Bg7 Kg7 18.Rfb1 a6 19.a4 b4 20.Qb2 f6 21.Bd5 ed5 22.Qb4 Qe5 23.Ra3 Rf7 24.Re3 Qf5 25.Rc1 Rb7 26.Qc3 Be6 27.c6 d4 28.cb7 dc3 29.b8Q cd2 30.Rc7 Kh6 31.Qf8 Kg5 32.h4 Kg4 33.Qb4 Kh5 34.Rh7 1–0. pierre – bortch, internet, 2008.

7.d3 b6 8.Nbd2 Bb7 9.c4 Nbd7 10.Qc2 Re8 11.Kh1 (11.Rfe1 c5=) 11...c5 12.b5 d4 13.e4 (13.a4 a6=) 13...de3+= 14.fe3 Ng4 (14...a6 15.Rfe1+=) 15.Bg7 Kg7 16.Qc3 Kg8 17.Rae1 f5 18.e4 White prepares e5 18...Qc7 19.e5 (19.Re2 a6=) 19...Rad8 (19...a6 20.a3+=) 20.a4 Nh6 21.a5 (21.Ng5 Ng4 22.Ngf3 Re7=) 21...Nf7 22.a6 Ba8 23.Re2 (23.h3 Re7+=) 23...g5+= 24.Rfe1 (24.h3 Re7+=) 24...g4–/+ 25.Nh4 Bg2 (25...Nde5 26.Re5 Ne5 27.Re5 Rd3 28.Qd3 Qe5 29.h3+=) 26.Ng2+= Nf8 27.Nf4 h6 (27...Ng6 28.Nb3+=) 28.h4 (28.Nb3 Ng5=) 28...gh3= 29.Rh2 (29.Nh3 Ng6=) 29...Nh7 (29...Ng5 30.Nh3 Nh3 31.Rh3=) 30.Nh3 Kh8 (30...Nhg5 31.Nf4+=) 31.Nf4 Nhg5 32.Qa1 Rg8 33.Qd1 Kg7 (33...Qb8 34.Qe2+/–) 34.Nf3 Qd7 35.Nh4 Kf8? (better is 35...Kh8+/–) 36.Nf5!+– Qc8 (36...ef5 37.e6 Passed pawn) 37.Rf2 (better is 37.Nh4+–) 37...Ke8?? (better is 37...ef5 38.e6 Re8 39.ef7 Re1 40.Qe1 Kf7+–) 38.Qh5 Kd7 39.Ne6! Ke6 (39...Ke6 40.Ne3 Combination; 39...Ne6 40.Qf7 mate Mate attack) 40.Nh6?? (better is 40.Nd6 Qa8 41.Kh2+–) 40...Rdf8?? (better is 40...Nh6!? 41.Qh6 Ke7 42.Qf6 Ke8+=) 41.Ref1 (better is 41.Kg1 Qa8 42.Qg4 Ke7 43.Ng8 Rg8 44.e6 Nf3 45.Qf3 Qf3 46.ef7 Kf7 47.Rf3 Kg6 48.Re7+–) 41...Rh8?? (better is 41...Ne5 42.Ng8 Qa8 43.Kh2 Rg8 44.Rf6 Kd7+/–) 42.Rf6+– Ke7 (42...Kd7 43.Rf7 Rf7 44.Rf7 Nf7 45.Qf7 Kd8 46.Qf6 Kd7 47.e6 Kd6+–) 43.Rf7 Nf7 44.Rf7 Rf7 45.Qf7 Kd8 46.Qf6 Kd7 47.e6 Kd6 48.Kg1 Rh6 49.Qf4 Ke7 50.Qh6 Qg8 51.Kf2 Qg4 52.Qh4 (52.Qh4 Qh4 53.gh4 Ke6 54.Ke3+–) 1–0. Hepting,Heinrich (2180) – Pranschke,Gerd (1985), Mittelfrankenliga–B1, 2008. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0–0 5.Bg2 d5 6.0–0 e6)

6.0–0 Re8

7.Qc1 Qd6 8.a3 e5 9.c4 dc4 10.Qc4 Nc6 11.Ng5 Nd8 12.d3 12...h6 13.Ne4 Ne4 14.Be4 (14.Qe4 Bd7=) 14...Be6 15.Qc2 Rc8 (15...f5 16.Bg2=) 16.Nd2 (16.Qa4 Re7 17.Qa7 f5+=) 16...c5 (16...f5 17.Bg2=) 17.Nc4 Qb8 18.b5 Bh3 19.Rfc1 Ne6 20.Na5 (20.b6 Nd4 21.Qd1 Kh7+=) 20...Rc7 21.Rab1 Ng5 22.Bd5 Qc8 23.Ba1 Qd7 24.Bh1 Be6 25.b6 ab6 26.Rb6 Nh3 27.Kf1+= Bd5 28.e4 Be6 29.Nc4 Bc4 30.Qc4= Rd8 31.Rg6 b5+= 32.Qa2 Qd3–/+ 33.Ke1 Re7 34.Bc3 Ng5 35.Bd2? Nf3–+ 36.Bf3 Qf3 37.Rb6?? Red7 38.Rc2 Qe4 39.Kf1 c4 40.Qb2 Qd3 41.Kg1 e4 42.Qc1 Qe2 43.Qe1 Qd3 44.Qc1= Qf3 (44...Qf3 45.Rb5 c3–+) 0–1. Suleimanova – Shadrina, Kolontaevo, 1998.

7.c4 c6 8.Na3 Nbd7 9.Qb3 e5 10.cd5 Nd5 11.Rac1 N7b6 12.e4 Nc7 13.Rfd1 Be6 14.Qc2 Bg4 15.d4 (15.h3!? Bf3 16.Bf3=) 15...Bf3 16.Bf3 ed4 17.Qd3 Qe7 18.Nc2 Rad8 19.Qb3 Ne6 20.Bg2 Rd7 21.Bh3 Red8 22.Rd3 Na8 23.Rcd1 Nac7 24.f4 c5 25.Ba3 b6 26.e5 Nd5 27.bc5= bc5 28.Nd4 Nb4?? 29.Bb4 Nd4= 30.Qc4 Nf3!–/+ 31.Kf2 Rd3 32.Rd3 Rd3 33.Qd3 Ne5 34.fe5 cb4 35.e6 fe6 36.Qc4 Kf7 37.Ke2 Qd6 38.Qh4? Qe5 39.Kf3 Qf6 40.Qf6 Kf6 41.Ke4 Ke7 42.Bf1 Kd6 43.Bb5 Be5 44.Ba6 g5 45.Be2 a5 46.Bd1 Bf6 47.Bb3 h5 48.Bd1 h4 49.gh4 gh4 50.h3 Bb2 51.Bb3 e5 52.Ba4 Kc5 53.Be8 Bd4 54.Kd3 Bf2 55.Ba4 Bd4 56.Be8 Bb2 57.Ba4?? Ba1–+ 58.Be8 e4 59.Ke4 Kc4 60.Bf7 Kc3 61.Kf4 ˝–˝. Forbes,Gerry – Fulker,Chris, British Columbia–ch, 1987.

7.d3 a5 8.b5 Nbd7 9.c4 e5 10.Qc2 c5 11.cd5 Nd5 12.Nbd2 Nb4 13.Qc1 Nd5 14.Nc4 Qc7 15.Nfe5 Ne5 16.Bd5 Nc4 17.Bc4 Re2 18.Bg7 Kg7 19.Qc3 f6 20.d4 Re4 21.d5 Bh3 22.Rfe1 Rae8 23.Re4 Re4 24.Rd1 Qe5 25.Qe5 fe5 (worse is 25...Re5 26.d6 Bd7 27.f3+/–) 26.d6 Rd4 27.Rd4 ed4 28.b6 Kf6 29.Bd5 Ke5 30.Bb7 Kd6 31.f3 Be6 32.a3 c4 33.Be4 Bf5 34.Kf2 Be4 (34...Be4 35.fe4 Kc6–+) 0–1. Cacheiro,Martin – Medveski,Mike, IECG, 1999. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0–0 5.Bg2 d5 6.0–0 Re8)

7.d3 a6 8.Nbd2 Nc6 9.a3 e5 10.e4 Bg4 11.c4 de4 12.de4 Qe7 13.Qc2 Rad8 14.c5 h5 15.Nc4 Nd4 16.Nd4 ed4 17.f3 Be6 18.Na5 c6 19.Rad1 Nh7 20.Rd3 Ng5 21.Rfd1 Qc7 22.Bd4 Nh7 23.Bg7 Kg7 24.Rd8 Rd8 25.Rd8 Qd8 26.Nb7 Qd4 27.Qf2 Qa1 28.Bf1 Qa3? 29.Ba6?? Qa6–/+ 30.Nd6 Qa1 31.Kg2 Nf6 32.h3? Nd7 33.f4 f5 34.ef5?? Bd5 35.Kh2 Qh1 0–1. sagonek – sauhabelt (1785), kurnik, 2011.

7.d3 a6 8.Nbd2 Nc6 9.Rb1 e5 10.c4 d4 11.Ba1 (11.a3 Bf5=) 11...Qe7 12.a3 Bf5 13.Nb3 (13.Qc2 Qd7=) 13...Nd7 (13...Qd6 14.c5 Qd7 15.Bb2+=) 14.e3 de3 15.fe3 Rab8 16.e4 (16.Nh4 Be6+=) 16...Bg4 17.b5 Bf3 (17...ab5 18.cb5 Nd8 19.Qc2=) 18.Qf3 ab5 19.cb5 Nd8 20.a4 (20.Bb2 Qd6=) 20...b6 (20...Qb4 21.Bh3 Nf8 22.a5=) 21.Rbc1+= Ne6 22.Rc4 Ndc5 23.Nc5 Nc5 24.Bc3 Qd8 25.Qf7+– Kh8 26.Bb4 Rf8 27.Qd5+– Nd3?? 28.Bf8 Bf8 29.Rf8! Qf8 30.Qd3 Rd8 31.Qc2 Qh6 32.Rc7 Qe3 33.Qf2 Rd1 34.Bf1 Qe4 35.Qf8 1–0. gbsrao (2230) – mic (2255), net–chess.com, 2009.

7.d3 b6 8.c4 Bb7 9.cd5 Nd5 (9...Qd5?? 10.Nh4 Ne4 11.Bg7+– (11.de4? Qd1 12.Rd1 Bb2–+)) 10.Bg7 Kg7 11.Qb3 e6 12.a4 Nd7 13.b5 N7f6 14.Ne5 Rb8 15.Nd2 Re7? (15...Nd7 16.Nd7 Qd7 17.Qb2 e5 18.d4 ed4 19.Qd4 Nf6 20.Qd7 Nd7 21.e3=) 16.Ndc4 (better is 16.e4+–) 16...Nd7+/– 17.Nd7 Qd7 18.Ne5 Qd6 19.Qb2 f6 20.Ng4 Rf7 21.e3 h5+= 22.e4 Nb4 23.Ne3 Nd3 24.Qe2 Nc5 25.Nc4 Qd3 26.Qd3 Nd3 27.e5 Ne5 28.Ne5 Bg2 29.Kg2 fe5 30.Rae1 Rf5 31.h3 Rd8 32.g4 hg4 33.hg4 Rg5 34.f3 Rd2 35.Kg3+= Ra2 36.Re4 Rc2 37.Rd1 Kf6 38.Rd7 Rc3 39.Rd8 Ra3 40.Rc8 Rc3 41.Ra8 c6 42.bc6 Rc6 43.Ra7 Rd6 44.a5 ba5= 45.Ra5 Rd5? 46.Raa4?? Rd6 47.Rab4 Rd5 48.Rb8 Rd6 49.Rf8 Ke7 50.Rh8 Rd4 51.Rh7 Kf6= 52.Rh8 Kg7 53.Rb8 Kf6 54.Rb5 Rd5? 55.Rb6?? Rd4 56.Rb8 Rd5 57.Rf8 Kg7 58.Rb8 Kf6 59.Rb3 Rd4 60.Rbe3 Rd5 61.f4 ef4–/+ 62.Rf4 Ke7 63.Rfe4 e5?? 64.Kh4+– Kf6 65.Rf3 Rf5 66.gf5 gf5 67.Rb4 e4? 68.Re4 Rd8 69.Ref4 Rh8 70.Kg3 Rh5 71.Kf2 Rh2 72.Ke3 Ra2 73.Rf5 Ke6 74.Rf6 Ke5 75.R3f5# 1–0. rryy44 – spasibatebia, kurnik, 2012.

7.d3 Nc6 8.a3 a6 9.Nbd2 e5 10.c4 dc4 11.Nc4 b5 12.Nce5 Ne5 13.Ne5 Nd5 14.d4 c6 15.Nc6 Qd6 16.Ne5 Bf5 17.e4 f6 18.ef5 fe5 19.de5 Be5 20.Bd5 Kg7 21.Be5 Qe5 22.Ba8 Qf5 23.Bg2 1–0. sacaniev (1610) – potkolienka (1605), kurnik, 2012.

7.d3 Nc6 8.b5 Na5 9.Nbd2 c6 10.a4 Bg4 11.h3 Bf3 12.Nf3 b6 13.Ne5 e6 14.Nc6 Nc6 15.bc6 Qc7 16.c4 Qc6 17.cd5 ed5 18.Qb3 (better is 18.e3!?+=) 18...Re2+= 19.Bf6 Bf6 (19...Qf6 20.Rae1 Rd2 21.Bd5+=) 20.Bd5= Qe8 21.Ba8 Ba1 22.Ra1 ˝–˝. steveberkley – Tony_Farrell, ChessWorld.net, 2014. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0–0 5.Bg2 d5 6.0–0 Re8)

7.d3 Qd6 8.a3 Bg4 9.c4 dc4 10.Ne5 Nc6 11.Bc6 bc6 12.Nc4 Qe6 13.Re1 c5 14.bc5 Qd5 15.Nbd2 Qc5 16.Ne5 Be6 17.Rc1 Qb6 18.Ndc4 Qa6 19.e4 Nh5 20.d4 f6 21.d5 fe5 22.de6 Qe6 23.Qd5 Qd5 24.ed5 e6 25.d6 cd6 26.Nd6 Red8 27.Rc6 Rab8 28.Be5 Rb6 29.Nc8 Rb3 30.Ne7 Kf8 31.Bd6 Rd6 32.Rd6 Ke7 33.Rde6 Kf8 34.Re8 Kf7 35.R8e7 Kf8 36.Ra7 Bd4 37.Rd7 Bc5 38.Rh7 Nf6 39.Rc7 Ba3 40.Re6 Bb2 41.Kg2 Nd5 42.Ra7 Nf6 43.Ree7 Nh5 44.Rec7 Rb8 45.Rab7 Rb7 46.Rb7 Bf6 47.f4 Ng7 48.g4 Ne6 49.Kf3 Nc5 50.Ra7 Be7 51.Ke3 Nb3 52.Rc7 Bd6 53.Rc6 Ke7 54.h4 Nc5 55.Rb6 Ne6 56.Ke4 Bc7 57.Rc6 Kd7 ˝–˝. Rosenboom,Manfred (1875) – Hameister,Raik (1750), IECG, 1998.

7.d3 Nbd7 8.Nbd2 c5 9.a3 e5 10.c4 e4 11.de4 de4 12.Ng5 cb4 13.Nde4 Ne4 14.Bg7 Kg7 15.Ne4 ba3 16.Ra3 Qe7 17.Re3 Qb4 18.h4 b6 19.Qa1 f6 20.Nf6 Re3 21.Nd7 Kh6 22.Ba8 Re2 23.Nf6 Qc4 24.Bf3 Ra2 25.Qc1 Qc1 26.Rc1 Bh3 27.Rc7 Ra1 28.Kh2 g5 29.Kh3 Kg6 30.Ne4 Ra4 31.hg5 b5 32.Kh4 b4 33.Rb7 a5 34.g4 Ra3 35.Bd1 a4 36.Bc2 b3 37.Bd3 b2 38.Nc3# 1–0. sacaniev – potkolienka (1660), kurnik, 2012.

7.d3 Nbd7 8.Nbd2 e5 9.e4 d4 10.c4 c5 11.a3 b6 12.b5 Nf8 13.a4 Bg4 14.h3 Bd7 15.Ne5 Re5 16.f4 Re8 (better is 16...Re7!? 17.e5 Ne8 18.Ba8 Qa8–/+) 17.e5= Nh5 18.Ba8 Qa8 19.Kh2 Bh8 20.a5 Qb7 (better is 20...Qc8!? 21.Rh1 Bh3–/+) 21.ab6 ab6 22.Ra7?? (better is 22.Ne4 Qc7 23.Bc1=) 22...Qa7–+ 23.f5 Be5 24.fg6 hg6 25.Qf3 Be6 26.Ne4 Qc7 27.Kg2 Qd7 28.g4 Nf4 29.Kh1 Nh7 30.Bc1 g5 31.Bf4 Bf4 32.Rg1 f6 33.h4 Kg7 34.h5 Ra8 35.Nc5 bc5 36.Qa8 Nf8 37.b6 Qc8 38.b7 Qc6 39.Rg2 Nd7 40.Kg1 Be3 41.Kf1 Qf3 42.Ke1 Qg2 (42...Qg2 43.Qg8 Kg8 44.b8Q Nb8 45.h6 Qf2 46.Kd1 Bg4) 0–1. gbsrao (2235) – yetzaline (2275), net–chess.com, 2011.

7.d3 Bg4 8.b5 c6 9.a4 Bf3 10.Bf3 a6 11.c4 e512.Nd2 d4 13.Ne4 b6 14.Ba3 c5?? 15.Nf6+– Bf6 16.Ba8 1–0. Trkn – laraf, itsyourturn.com, 2000.

7.d3 Bg4 8.Nbd2 Nbd7 9.h3 Bf3 10.Nf3 e5 11.c4 c6 12.a4 Qb6 13.Qb3 a5 14.b5 Re7 15.Ba3 Nc5 16.Qc2 d4? (16...cb5 17.ab5 dc4 18.Qc4=) 17.bc6 (17.Rab1!? Rc8 18.bc6 Qc6 19.Nd4+–) 17...bc6+= 18.Rfb1 Qa7 19.Nd2 Rc7 20.Rb2 Nfd7 21.Rab1 Bf8 22.h4 Rb8 23.Rb8 Nb8 24.Nf3 f6 25.Nh2 Rb7 26.Rb7 Qb7 27.Ng4 Kg7 28.Qd2 Nb3?? (better is 28...Qb6+=) 29.Qh6 Kf7 30.Qf8 Ke6 31.Nf6 e4 32.Bh3 Ke5 33.Qd6 (33.Bd6) 1–0. Mairal,Carlos Alberto – Crapper,F Trevor, CiF, 1992. (=1.Nf3 d5 2.b4 Nf6 3.Bb2 g6 4.g3 Bg7 5.Bg2 0–0 6.0–0 Re8)

7.d4 c6 8.Nbd2 Bf5 9.Re1 Nbd7 10.c4 Ne4 11.c5 a5 12.a3 e5 13.de5 Ne5 14.Ne5 Be5 15.Be5 Re5 16.Nf3 Re8 17.Nh4 (17.Qd4 Qe7=) 17...Qd7 (17...Nc3!? 18.Qd2 Qf6–/+) 18.Qd4= g5 19.Nf5 Qf5 20.Rad1 ab4 21.ab4 g4 22.f3 gf3 23.ef3 Ng5 24.Rf1 (24.Re8 Re8 25.f4 Ne6=) 24...Nh3 (24...Re2!? 25.Rd2 Ra2 26.Ra2 Ra2–/+) 25.Bh3= Qh3 26.Rde1 h5 27.Re5 (27.Qf6!?=) 27...Re5+= 28.Qe5 Ra2 29.Qe8? (better is 29.Rf2 Rf2 30.Kf2 Qh2 31.Kf1+=) 29...Kg7–+ 30.Qe5 Kg8 31.Qe8 Kg7 32.Qe5 Kg8 ˝–˝. gbsrao (2340) – pops (2455), net–chess.com, 2015. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0–0 5.Bg2 d5 6.0–0 Re8)

6.0–0 Bf5

7.Na3 Na6 8.b5 Nc5 9.c4 =.

7.Na3 Nbd7 8.c4 c5 9.bc5 Nc5 10.Nd4 Bd7 11.cd5 Ba4 12.Nb3 Rb8 (12...Nd5 13.Bg7 Kg7 14.d4+=) 13.d4 (13.Rc1!? Rc8 14.Bf6 Bf6 15.d4 Nb3 16.Rc8 (16.ab3?! Rc1 17.Qc1 Bb3=) 16...Qc8 17.ab3+/–) 13...Nd5= 14.Rb1 Nb3 15.ab3 Bc6 16.e4 Nf6 17.d5 Be8 18.f4 e6 19.de6 Qb6 (19...fe6 20.e5 Nd5 21.Bd4+=) 20.Bd4+/– Qe6 21.f5 Qc6? 22.e5+– Nd5 23.Rc1 Qd7 24.Qd2 gf5? 25.Ba7+– Rd8 26.Rfd1 b6 27.Qd5 Qa7 28.Qd8 Qa3 29.Qb6 Be5 30.Rc8 Qe7 31.Qc5 Qe6 32.Bd5 Bd6 33.Be6 Bc5 34.Rc5 fe6 35.Rd8 Bf7 36.Rf8 Kf8 37.Rc7 1–0. Ostermann – Dyga, corr, 1991.

7.a4 Qd7 8.d3 Bh3 9.c4 Bg2 10.Kg2 dc4 11.dc4 Rd8 12.Qc2 Nc6 13.b5 Nb4 14.Qb3 c5 15.Nc3 Qe6 16.e3 Ne4 17.Ne4 Qe4 18.Bg7 Kg7 19.Qc3 Kg8 20.Qe5 Qc4 21.Qe7 Re8 22.Qb7+/– Nc2 23.Rac1 Qa4 24.Kg1?? Rab8= 25.Qc6 Rec8 26.Qf6 Rb6 27.Qe7 Re6? 28.Qd7+– Nb4?? 29.Qc8 (29.Qc8 Kg7 30.Qc5+–) 1–0. rryy44 – kesivk, kurnik, 2012.

7.c4 c6 8.cd5 cd5 9.d3 e6 10.Nbd2 Nbd7 11.h3 Qe7 12.g4 Bg4 13.hg4 Qb4 14.Rb1 Qg4 15.Bf6 Bf6 16.Rb7 Nc5 17.Rb5 Nd7 18.Nh2 Qh4 19.Ndf3 Qh5 20.d4 g5 21.e3 Bg7 22.Ne5 Qd1 23.Rd1 Ne5 24.de5 a6 25.Rc5 Rfc8 26.Rdc1 Rc5 27.Rc5 Be5 28.e4 Bd4 29.Rc6 de4 30.Be4 Ra7 31.Nf3 Bf6 32.Rc8 Kg7 33.Bc6 a5 34.Nd2 h6 35.Nc4 h5 36.Nd6 Be5 37.Nb7 h4 38.Nd8 g4 39.Be8 Rc7 40.Rc7 ˝–˝. Gutbier – Escher, 1995.

7.d3 a5 8.a3 ab4 9.ab4 Ra1 10.Ba1 Qd7 11.Re1 (11.Qd2 Na6+=) 11...Qa4 (11...Nc6 12.b5 Nb4 13.c3=) 12.Bc3 (12.Bd4 Qb4 13.Nc3 Qa5+=) 12...Nc6–/+ 13.Qd2 Rd8 14.Nd4 Ne4 (14...Bd7!?+=) 15.Be4= Nd4 (worse is 15...Bd4 16.Bf5 gf5 17.Qg5 Kf8 A) 18.Qf5? Bc3 (18...Qc2?? 19.Bd4 Nd4 20.Qe5+–) 19.Nc3 Qb4–+; B) 18.Bd4 Nd4 19.c3+/–) 16.Bd4 de4 17.Bg7 Kg7 18.Qc3 Kg8 (18...f6 19.Nd2 ed3 20.ed3=) 19.Qc7+= Rc8 20.Qb7 Qc2 21.de4 Be4 22.Qe7 Bc6 (22...Qe2 23.Qe4 (23.Re2?? Rc1 24.Re1 Re1) 23...Qe4 24.Re4 Rc1 25.Kg2 Rb1 26.Kf3+=) 23.Qc5 (23.Qe5 Qc4+/–) 23...Qe4 24.f3 Qe6 25.Qc3 Bb5 Attacks the backward pawn on e2 26.Qd2 Qb3 27.Kg2 Rc2 28.Qd8 Kg7 29.Qd4 Kg8 30.Qd8 (30.Kf2!?+/–) 30...Kg7= 31.Qd4 Kg8 32.Nd2 (32.Kf2 Be2 33.Re2 Re2 34.Ke2 Qb1+/–) 32...Qa2 (32...Qb2 33.Qf4 Bd3 34.Rb1+= (34.ed3?? Rd2 35.Qd2 Qd2 36.Kf1 Qh2–+)) 33.Qd8 Kg7 34.Qd4 f6 (34...Kg8 35.Qd6 Qe6 36.Qb8 Qe8 37.Qe8 Be8+/–) 35.Ne4 Re2 36.Re2 Qe2 37.Qf2 Qd3 38.Qe1 (38.Qa7 Kh8 39.Qg1 Kg7+=) 38...Bc6 39.h4 (39.g4 g5=) 39...h6 40.Nd2 Kf7 (40...h5 41.Qe7 Kh6 42.Ne4 Qe2 43.Kh3 Qf1 44.Kh2 Qe2 45.Kg1 Qe3 46.Kg2 Qe2 47.Kh3 Qf1 48.Kh2 Qe2 49.Kh3=) 41.Qf2 (41.Kf2 Qd4 42.Qe3 Qb4 43.Qh6 Bd5+=) 41...Qc3 42.Qa7 Ke6 43.Qa2 Ke7 44.Qa7 Ke6 45.Qa2 Ke7 46.b5 Bb5 47.Ne4 Qe3 48.Qb1 Qe2 49.Nf2 Bc6 50.Qb4 (50.Qg6?? Bf3 51.Kg1 Qe1 52.Kh2 Qf2 53.Kh3 Qg2#) 50...Kf7 51.Qf4 Bb5 52.Qd4 h5 53.Qa7 Ke6 54.Qb6 Kf7 55.Qa7 Ke6 56.Qb6 Kf7 57.Qc7 Ke6 58.Qc5 Kf7 59.Qc7 Ke6 60.Qc1 g5 61.hg5 fg5 62.Qc8 Ke7 63.Qc7 Kf6 64.Qd6 Kf7 65.Qd5 Kf6 66.Qd4 Kf7 67.Qd5 Kf6 68.Qd8 Kf7 69.Qd1 Qd1 70.Nd1 h4 71.g4 h3 72.Kg3 h2 73.Nf2 Be2 74.Kg2 Ke6 75.Nh1 Ke5 76.Kg3 ˝–˝. Yurtseven,Melih (2370) – Halvax,Georg (2310), Zadar CRO, Open–A, 2014. (=1.Nf3 Nf6 2.g3 d5 3.Bg2 g6 4.b4 Bg7 5.Bb2 0–0 6.0–0 Bf5)

7.d3 c6 8.Nbd2 Qc8 9.Re1 a5 10.a3 ab4 11.ab4 Na6 12.c3 Nd7 13.Qb3 e5 14.e4 de4 15.de4 Be6 16.c4 f6 17.Qc3 b6 18.Red1 Rd8 19.Ne1 Bf8 20.Nc2 Qb7 21.Nf1 Nc7 22.Nfe3 Ra1 23.Ba1 Qc8 24.f4 Bh6 25.f5 Bf7 26.h4 Nf8 27.Rd8 Qd8 28.g4 Bf4 29.Bf1 Qa8 30.Ng2 Bh6 31.g5 Bg7 32.Nce3 Qd8 33.gf6 Bf6 34.Ng4 Nd7 35.Qg3 Qe7 36.fg6 hg6 37.h5 g5 38.Nh6 Kf8 39.Nf7 Kf7 40.Bc3 Ne6 41.Ne3 Nf4 42.Nf5 Qd8 43.Qg4 Nf8 44.c5 b5 45.Nd6 Kg7 46.h6 Kh7 47.Qf5 N8g6 48.Kf2 Qe7 49.Be2 Qe6 50.Qe6 Ne6 51.Bg4 Nd8 52.Bd7 Kh6 53.Nb5 cb5 54.c6 Nc6 55.Bc6 Bd8 56.Bb5 1–0. Halmeenmaeki – Johansson, 1998.

7.d3 Qc8 8.Re1 c5 9.bc5 Qc5 10.Bd4 Qc7 11.Nbd2 Nc6 12.Bb2 e5 13.c4 d4 14.Ng5 h6 15.Nge4 Kh7 16.Ba3 Rfd8 17.Rb1 Ne8 18.Nc5 b6 19.Qa4 bc5 20.Qc6 Qa5 21.Qc5 Qd2 22.Bb4 (22.Ba8 Ra8 23.Qb4 A) 23...Qa2? 24.Rb2 a5 25.Qe7 (25.Ra2?? ab4 26.Rea1 ba3 27.Ra3 Ra3 28.Ra3 e4–+) 25...Qb2 26.Bb2+–; B) 23...Qb4 24.Rb4 e4–/+) 22...Qa2–/+ 23.Ra1 Qb2 24.Ba8 Ra8 25.Qd5 Rb8 (worse is 25...Qb4 26.Qa8 Nf6 27.Qa7+=) 26.Ba3 (26.Rab1 Qc2 (worse is 26...Rb4 27.Rb2 Rb2 28.Qf7+/–) 27.Qa5 Bg4 28.Qa7 Rc8=) 26...Qb6 27.Qf7 Be6 28.Qe7 Qc6 (28...Bh3 29.f3 a6 30.g4+=) 29.Qc5 (29.Qa7 Bh3 30.f3 Rb7=) 29...Qb7 30.Reb1 Qb1 31.Rb1 Rb1 32.Kg2 Kg8 33.Qa7 Re1 34.Qa8 Bf7 35.Qe4 Bf6 36.Bb4 Rb1 37.Bd2 (37.Bc5 Rb2+=) 37...Kg7= 38.h4 Rb2 39.Bc1 Ra2 40.e3 Ra1 41.Bd2 Ra2 42.ed4 ed4 43.Bc1 Rc2 (43...g5 44.Qg4 h5 45.Qe4=) 44.Qe1 (better is 44.Bf4!?+/–) 44...Nd6 45.Bf4 Nf5 46.Qe4 ˝–˝. Burgos Figueroa (2235) – Cruz Sanchez (2450), Castellar op, 2007. (=1.Nf3 Nf6 2.g3 d5 3.Bg2 g6 4.b4 Bg7 5.Bb2 0–0 6.0–0 Bf5)

7.d3 Qd6 8.a3 a5 9.b5 (9.Qd2 ab4 10.ab4 Nbd7=) 9...Nbd7 (9...c6 10.c4=) 10.Nc3 (10.Nd4 Bg4=) 10...e5 11.e4 (11.Re1 Be6=) 11...de4–/+ 12.de4 Ne4 13.Ne4 (13.Nh4 Nd2 14.Nf5 gf5 15.Bb7 Ra7=) 13...Be4–/+ 14.Qe2 (14.Re1!? f5 15.Qe2–/+) 14...Bf3 15.Rfd1?? (better is 15.Qf3 e4! 16.Qb3–/+) 15...Be2–+ 16.Rd6 cd6 17.Re1 Bb5 0–1. gbsr (2020) – mightyking (2010), net–chess.com, 2002.

7.d3 Nbd7 8.Nbd2 c5 9.a3 Rc8 10.c4 dc4 11.Nc4 b5 12.Ne3 Be6 13.Ng5 Qb6 14.Ne6 Qe6 15.a4 (15.Qd2 a6+=) 15...a6 (better is 15...Ng4!? 16.Bd5 Qd6 (worse is 16...Ne3 17.Be6 Nd1 18.Bg7+=) 17.Bg7 Ne3 (worse is 17...Kg7 18.bc5 Rc5 19.Ng4 Qd5 20.ab5+=) 18.fe3 Kg7+=) 16.ab5+= ab5 17.bc5 Nc5 18.Rb1 Na4 19.Ba1 Ng4 20.Nd5 Ba1 21.Ra1 Nc3 22.Nc3 Rc3 23.Rb1 Rfc8 24.e3 Ne5 25.d4 Nc4 (25...Nd3!? 26.Bb7 R8c7=) 26.Rb5+/– Ne3? (better is 26...Kg7!?+/–) 27.fe3+– Qe3 28.Kh1 Rd3 29.Qg4 Rc1 30.Re5 Rf1 31.Bf1 Qc1 32.Kg2 Rd1 33.Qe2?? (33.Qf3 Kf8+–) 33...e6?? (better is 33...Rd2 34.Re7 Qb2–+) 34.Rc5+– Qa1?? 35.Rc8 Kg7 36.Qe5 Kh6 37.Qf4 Kg7 38.Rd8 Qa5 39.Rd7 Qf5 40.Qf5 gf5 41.Kf2 Kf6 42.Be2 Rh1 43.Kg2 Ra1 44.Bh5 h6 45.h4 e5 46.Rd6 Ke7 47.de5 Ra5 48.Rh6 Re5 49.Rh7 Kf6 50.Rf7 Ke6 51.Rf8 Ra5 52.Bg6 1–0. Nikitin,Aleksander I (2090) – Widla,Piotr (1960), Open B – XVII Miedzynarodowy Festiwal Poland, 2012. (=1.Nf3 Nf6 2.g3 g6 3.b4 d5 4.Bb2 Bg7 5.Bg2 0–0 6.0–0 Bf5)

7.d3 e6 8.Nbd2 Nbd7 9.c4 c5 10.a3 a6 11.Qc2 Qb6 12.Rab1 Qd6 13.e4 de4 14.de4 Bg4 15.e5 Bf5 16.Qb3 Ne5 17.Be5 Qd7 18.Rbd1 cb4 19.ab4 Qe7 20.c5 Rfd8 21.Bd6 Qe8 22.Nc4 Nd5 23.Nfe5 b5 24.Na5 Rd6 25.Nf7 Rd7 26.Nd6 Qe7 27.Bd5 ed5 28.Qd5 Kh8 29.Qa8 Bf8 30.Rfe1 Rd6 31.cd6 Qd7 32.Qf8 1–0. grajaro (1860) – kot35, kurnik, 2012. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 d5 5.Bg2 Bf5 6.0–0 0–0)

7.Nd4 Be4 8.f3 Bf5 9.Nf5 gf5 10.e3 =.

6.0–0 Bg4

7.a4 Nc6 8.b5 Na5 9.d3 b6 10.Nbd2 c5 11.Ne5 Be6 12.c4 dc4 13.Ba8 Qa8 14.f3 cd3 15.Nd3 c4 16.Nf4 Qc8 17.Ne6 Qe6 18.Rc1 Qe3 19.Kg2 Nh5 20.Bg7+– Kg7 21.Nc4 Nc4 22.Rc4 Qe6 23.Rc7 Ra8 24.Qd4 f6 25.e4 Kf7 26.Qd5 Qd5 27.ed5 Ke8 28.Re1 e5 29.de6 h6 30.Rh7 f5 31.Rh8 Ke7 32.Ra8 Nf6 33.Ra7 Kd6 34.e7 Kc5 35.e8Q Ne8 36.Re8 Kb4 37.Re6 (37.Re6+–) 1–0. rryy44 – pantongtiam, kurnik, 2012.

7.a4 Qc8 8.Ra2 Bh3 9.Bf6 Bf6 10.d4 Bg2 11.Kg2 Nd7 12.Nbd2 Re8 13.c4 dc4 14.Nc4 b5 15.ab5 Nb6 16.Nce5 Nd5 17.Qb3 Qe6 18.e4 Nf4 19.gf4 Qb3 0–1. rryy44 – hanry, kurnik, 2012.

7.Nc3 Bf3 8.Bf3 e5 9.e3 c6 10.a4 Re8 11.b5 c5 12.d3 Qd6 13.Ne2 Nbd7 14.Ba3 b6 15.c4 Rad8 16.cd5 Nd5 17.d4 e4 18.Bg2 Qc7 19.Rc1 Qd6 20.dc5 Nc5 21.Nf4 Nf4 22.Qd6 Rd6 23.ef4 Rd3 24.Bc5 bc5 25.Rc5 Bd4 26.Rc6 e3 27.fe3 Be3 28.Kh1 Rd2 29.Re1 Rd3 30.Rc7 Red8 31.Be4 Ra3 32.Bc6 Bb6 33.Rd7 Rd7 34.Bd7 Ra4 35.Bc6 Ra2 36.Re7 Rd2 37.Re8 Kg7 38.Re7 Kf6 39.Re5 h5 40.h4 Bf2 41.Rd5 Rd5 42.Bd5 Bg3 43.Kg2 Bf4 44.Kh3 Ke7 45.Kg2 f6 46.Kf3 Bc1 47.Be4 g5 48.Bg6 gh4 49.Bh5 Bg5 50.Kg4 Ke6 51.Be8 Ke5 52.Bd7 Ke4 53.Be6 Ke3 54.Bf5 Kf2 55.Kh3 Kg1 56.Bd7 Kf2 57.Bf5 Kf3 58.Bg4 Kf4 59.Bd7 f5 60.Bc6 Bf6 61.Kg2 Kg5 62.Bf3 f4 63.Kh3 Kf5 64.Bc6 Ke5 65.Kg4 Be7 66.Ba8 Bd8 67.Bc6 Bf6 68.Bf3 Kd4 69.Kf4 Kc5 70.Bc6 Be7 71.Be8 Kb6 72.Kg4 a6 73.ba6 Ka6 74.Kh3 Kb6 75.Bd7 Kc5 76.Be8 Kd6 77.Bf7 Ke5 78.Bg6 Kf4 79.Bh5 Kg5 80.Bf3 Kf4 81.Bc6 Bd6 82.Bd7 Kf3 83.Bf5 Kf4 84.Bh7 Kg5 85.Bg8 Kg6 86.Bd5 Bg3 87.Be4 Kf6 88.Bf3 Ke5 89.Bg2 Kf4 90.Bf1 Ke3 91.Bb5 Kf2 92.Bc6 Kg1 93.Bd7 Kf2 94.Be6 Ke3 95.Bf5 Kf4 96.Bg4 Kg5 97.Bf3 Kf4 98.Bd5 Ke5 99.Bf7 Kf6 100.Bh5 Kg5 101.Be8 Kf6 102.Kg4 Ke5 103.Bc6 Kd6 104.Bf3 Ke5 105.Kh3 Kf4 106.Bb7 Ke5 107.Ba6 Kd4 108.Bb5 Kd5 109.Ba4 Kc5 110.Bb3 Kb4 111.Bc2 Kc3 112.Bd1 Kd2 113.Bf3 Ke3 114.Bh5 Kf4 115.Bg6 Ke5 116.Bf7 Kf6 117.Be8 Ke7 118.Bc6 Kd6 119.Be4 Ke5 120.Bf3 Kf4 ˝–˝. rryy44 – lykovec, kurnik, 2012.

7.c4 dc4 8.Ne5 Be6?? 9.Bb7+– Nbd7 10.Nc6 Qe8 11.Qa4 Nb6 12.Qa3 Bd5 13.b5 Bc6 14.Bc6 Qd8 15.Nc3 Rb8 16.Rfd1 Qd6 17.Qa7 Nfd5 18.a4 Nb4 19.Bf3 Ra8 20.Ba8 Ra8 21.Qb7 N4d5 22.a5 Nc3 23.dc3 Qe5 24.ab6 (24.ab6 Ra1 25.Qb8 Bf8 26.Ra1+–) 1–0. pierre – alkesh, internet, 2008.

7.c4 c6 8.Na3 Nbd7 9.Rc1 a5 10.b5 a4 11.d3 e5 12.bc6 bc6 13.cd5 cd5 14.Nc2 e4 15.de4 de4 16.Nd2 Rb8 17.Ba3 Re8 18.Ne3 Ne5 19.Ng4 Neg4 20.Nc4 e3 21.f3 Nf2 22.Qa4 Nd5 23.f4 Nc3 24.Qc2 Qd4 25.Ne5 Be5 26.fe5 Rec8 27.Bf3 Qd2 28.Kg2 Qd7 29.Bd6 Nce4 30.e6 Qe6 31.Bb8 Rc2 32.Rc2 g5 33.Kg1 Nd2 34.Rfc1 Nf3 35.ef3 Nd3 36.Rc6 Qa2 37.R6c2 Qa4 38.Rc8 Kg7 0–1. Smyslov,Vassily – Spassky,Boris, URS–ch, 1961. (=1.Nf3 d5 2.g3 Nf6 3.Bg2 g6 4.b4 Bg7 5.Bb2 0–0 6.0–0 Bg4)

7.c4 c6 8.cd5 Nd5 9.Bg7 Kg7 10.Qb3 Qb6 11.Nc3 Qb4 (worse is 11...Nb4 12.Rfb1 c5 13.a3 Bf3 14.Bf3+/–) 12.Qb4 Nb4 13.Rab1 a5 14.a3 Nc2 15.Rb7 Na3 16.Ne5 Be6 17.Na4 (worse is 17.Re7 Kf6 18.Re6 fe6–/+) 17...Kf6 18.Nb6 Ra6 (18...Bc8 19.Ng4 Bg4 20.Na8 Be2+=) 19.Rb8!+/– (worse is 19.Nc6 Nc6 20.Bc6 Nc4 21.Nc4 Bc4–/+) 19...Ke5 (19...Rb8 20.Nbd7 Double attack (20.Nbd7 Decoy)) 20.Rf8 Rb6 21.Rd8 (better is 21.Ra8!? Kd6 22.Ra5+–) 21...c5+= 22.f4 Kf6 23.Ra1 Rb1 24.Rb1 Nb1 25.Be4 Na3 26.Ra8 Nc4 27.d3 Nd2 28.Bc6 Nb3 29.Ba4 c4 30.dc4 Bc4 31.Bb3 Bb3 32.Ra5 h6 33.Kf2 g5 34.fg5 hg5 35.h4 g4 36.Rg5 Be6 37.e4 Bd7 38.e5 Ke6 39.h5 (39.Rg4?! Ke5 40.Rb4 Bf5+–) 39...f6 (39...Ba4+–) 40.h6 fg5 41.h7 Ke5 42.h8Q Kf5 43.Qd8 Ke6 44.Ke3 Bc6 45.Qc8 (45.Qc8 Bd7 46.Qc4 Kd6 47.Qb4 Kc7 48.Qe7+–) 1–0. Merlicek,Jiri – Kmet,D, corr, 1983. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0–0 5.Bg2 d5 6.0–0 Bg4)

7.c4 d4 8.d3 c5 9.bc5 Nc6 10.Nbd2 e5 11.Nb3 Nd7 12.Qd2 Rc8 13.Ne1 Qe7 14.Nc2 f5 (worse is 14...Nc5 15.Nc5 Qc5 16.h3+/–) 15.h3 Bh5 16.Rae1 Rfe8 17.Ba3 e4 (better is 17...Nf6!?+=) 18.de4+– fe4 19.g4 (19.Nbd4 Nd4 20.Nd4 Nc5+/–; 19.Ncd4 Nd4 20.c6 Nc5 21.Bc5 Nb3 22.Qd5 Qf7 23.ab3 Rc6+–) 19...Bg4 20.hg4 Qh4 21.e3 (better is 21.Nbd4!? Nd4 22.Nd4+–) 21...d3+/– 22.Ncd4 Qg4 23.Nc6 Rc6 24.f4 Ra6 25.Bb4 h5 26.Qf2 Bf6 27.Rb1 Bh4 28.Qd2 Bg3 29.Bc3 (29.Nd4 h4 30.Kh1 h3 31.Be4 Re4=) 29...Ra4 (29...h4 30.c6 bc6 31.Rb2+=) 30.Rfc1 (30.Na5 Qh4 31.Bh1 Qg4+/–) 30...Qh4 31.Rb2 Qh2 32.Kf1 Qh4 33.Be4 (better is 33.Na5 b6 34.cb6 ab6 35.Nb7+–) 33...Re4= 34.Qd3 Qh3 (better is 34...Qh1!? 35.Ke2 Qg2 36.Kd1 Qf3 37.Kc2 Re3 38.Qg6 Kf8=) 35.Kg1+/– Qe6 36.Nd2 (36.c6 bc6 37.Rd2 Re3 38.Qd4+/– (38.Qd7?! Qd7 39.Rd7 Ra2=)) 36...Re3= 37.Qd4 Rc3 (better is 37...Bh2! 38.Kf2 Bg3 39.Kg2 Nf6 40.Qd8 Ne8=) 38.Rc3+/– (38.Qc3 Bf4 39.c6 bc6–+) 38...Qg4 39.Ne4 Bf4 40.Rg2 Qf5 41.Qd7! Qe4 (41...Qd7 42.Nf6 Double attack (42.Nf6 Decoy)) 42.Qd5 Qd5 43.cd5 Rd4 44.c6 (44.Rg6?! Kf7 45.Rg2 Rd1 46.Kf2 Rd5+=) 1–0. Teyssier,Alain – George,Jean Luc, FRA AJEC/03 IR corr, 1988. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0–0 5.Bg2 d5 6.0–0 Bg4)

7.d3 Na6 8.a3 Qc8 9.Nbd2 Bh3 10.c4 c6 11.Rc1 Rd8 12.b5 Nb8 13.Qb3 Bg2 14.Kg2 e6 15.a4 h6 16.Rc2 a6 17.bc6 Nc6 18.cd5 ed5 19.Rfc1 Re8 20.Bf6 Bf6 21.Qd5 Re2 22.Ne4 Bb2 23.Re2 Bc1 24.Qc5 Bg5 25.Nfg5 hg5 26.Nf6 (26.Ng5?! Qd8+/–) 26...Kg7 27.Qg5 Qf5 28.Nh5 Kh7 29.Qf5 gf5 30.Rb2 Na5 31.Kf3 Rd8 32.Ke3 Re8 33.Kd2 Rd8 34.Rb4 Kg6 35.Nf4 Kf6 36.h4 Rd7 37.Rb6 Nc6 38.Kc3 Ke5 39.h5 Rc7 40.Kd2 f6 41.Ke3 Rh7 42.Rb1 Nd4 43.a5 Nc2 44.Kd2 Nd4 45.Re1 Kd6 46.Kc3 Kc5 47.Re8 Nc6 48.Rf8 Rh6 49.Rg8 Kb5 50.Rg7 Na5 51.Rg6 Rh7 52.Rf6 Ka4 53.Rf5 b5 54.g4 Ka3 55.d4 b4 56.Kd3 Ka4 57.Ne6 Nb7 58.Rf6 a5 59.h6 Rh8 60.g5 b3 61.Nc7 1–0. Poleschi,Ricardo D – Bobone Carvalho,Diogo, SIMUL, 1999. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0–0 5.Bg2 d5 6.0–0 Bg4)

7.d3 Qc8 8.Nbd2 c5 (8...Bh3 9.c4=) 9.b5 (9.bc5 Qc5 10.c4 Nc6=) 9...Nbd7 (9...Bh3 10.c4=) 10.a4 Qc7 11.c4 e6 12.Qc2 d4 13.h3 Bf3 14.Nf3 e5 15.Rfe1 (15.a5 Rae8+=) 15...Rae8 16.e3 h6 17.ed4 ed4 18.a5 Re1 19.Ne1 Re8 20.Nf3 Ne5 21.Ne5 Qe5 22.Bb7+/– h5 23.b6 ab6 24.ab6 Qd6 25.Qb3 Re6 26.Ra8 Kh7 27.Bd5 Qb6+= 28.Qb6 Rb6 29.Ba3 Nd5 30.cd5 Rd6 31.Bc5 Rd5 32.Bf8 Bf6 33.Ra7 Kg8 34.Be7 Bg7 35.Ra8 Kh7 36.Rd8 Re5 ˝–˝. gbsr (2175) – hrenette (2380), net–chess.com, 2003.

7.d3 Qd6 8.a3 Qe6 9.Nbd2 Nbd7 10.c4 c6 11.Rc1 Bf3 12.Nf3 a6 13.cd5 cd5 14.Rc7 (14.Qc2+=) 14...Rac8 (14...Rfc8 15.Qc2 Rc7 16.Qc7 Ne8=) 15.Qc2?? (better is 15.Rb7 Rb8 16.Nd4+/–) 15...Rc7+= 16.Qc7 b5 (better is 16...Qe2!? 17.Bf6 Nf6+=) 17.Nd4+= Qb6 18.Rc1 Qc7 19.Rc7 (19.Rc7 e6 20.g4+=). ncc_1701 – toolman, ChessWorld.net, 2005.

7.d3 Bf3 8.Bf3= c6 9.Na3 (9.c4 dc4 10.dc4 Nbd7=) 9...Nbd7 (9...Qd6 10.c4=) 10.c4 e6 (10...Qc7 11.d4=) 11.Nc2 (11.Qc2 Qe7=) 11...dc4 12.dc4 Nb6 (12...Qc7 13.Nd4=) 13.Ne3 Qd1 (13...Ng4! 14.Bg7 Ne3 15.fe3 Qd1 16.Rfd1 Kg7=) 14.Rfd1+/– (14.Nd1? Nc4 15.Rc1 Nd2–+; 14.Rad1?! Nfd7 15.Bg7 Kg7=) 14...Rad8 15.b5 cb5 16.cb5 Nbd5 (16...Nfd5 17.Bg7 Kg7 18.Nd5 Nd5 19.Rac1=) 17.Nd5 (17.Nc4!?+/–) 17...Nd5+= 18.Bg7 Kg7 19.Rac1 Rc8 20.Kf1 Kf6 21.Bg2 Ke7 22.a4 b6= 23.e3 Rg8 24.Rc8+= Rc8 25.Bd5 ed5 26.Rd5 Rc2 27.Rd4 Ke6 28.h4 h6 29.Kg2 Rc3 30.Kf3 Rc2 31.g4 f6 32.Kg3 Rc3 33.Kg2 Rc2 34.Kg3 Rc3 35.Kf4 Rc2 36.f3 Rc3 37.e4 g5= 38.hg5 hg5 39.Kg3 Rc2 ˝–˝. Staller,Peter (2365) – Aepfler,Christian, St. Ingbert op, 1991. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 d5 5.Bg2 Bg4 6.0–0 0–0)

7.d3 Bf3 8.Bf3 Qd6 9.a3 Nc6 10.Nd2 e5 11.e3 Rfe8 12.c4 d4 13.b5 Ne7 14.ed4 ed4 Black claimed a win on time 0–1. Snoopy85 – fybliss, ChessWorld.net, 2014. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0–0 5.Bg2 d5 6.0–0 Bg4)

7.d3 Bf3 8.Bf3= Qd6 9.Nc3 =.

7.d4 c6 8.h3 Bf5 9.g4 Bg4?? (better is 9...Be6+=) 10.hg4+/– Ng4 11.Nbd2 Nd7 12.c4 e5 13.cd5 cd5 14.de5 Nde5 15.Ne5 Be5 16.Be5 Ne5 17.Nf3 Ng4 18.Qd4 Nf6 (18...h5 19.Rad1+–) 19.Rac1 Re8 20.e3 Re6 (20...Re4 21.Qc5+–) 21.Ng5 Rd6 22.Rc5 b6 23.Rc2 h6 24.Nf3 Ne4 (24...Rc8 25.Rc8 Qc8 26.Qf4+–) 25.Ne5 Qh4 (25...Ng5 26.Rd1+–) 26.Be4 (better is 26.f3 f6 27.Nc6+–) 26...Qe4 27.Rc7 Rf6 (27...Qd4 28.ed4 Rf6 29.Re1+–) 28.Qe4 (28.Rd1 Qd4 29.Rd4 Rf5 30.Rd5 g5+–) 28...de4 29.Rd1 a5 30.b5 (30.Rdd7 Rf8+–) 30...a4? (better is 30...Rf5 31.Nd7 Rg5 32.Kf1 Rb5 33.Nf6 Kg7 34.Ne4 Rf8+–) 31.Rdd7 Ra5 (31...Rf8 32.Nc6+–) 32.Rd8 (better is 32.Ng4 Rf3 33.Nh6 Kg7 34.Nf7 Rf7 35.Rf7 Kh6 36.Rc4 Rb5 37.Ra4 Rg5 38.Kf1+–) 32...Kg7 33.Rcc8 (33.Ng4 Re6 34.Rd5 Ra8+–) 33...Re6 (33...h5 34.Rg8 Kh6+–) 34.Rg8?? (better is 34.Rd5 Ra7 35.Nc4+–) 34...Kf6+/– 35.Nd7 Kg5 36.Rc6 Rb5 37.Re6 fe6 38.Nf8 (38.Ra8 Rb1 39.Kg2 b5+/–) 38...Rb1 (38...Kf6 39.Nd7 Kg5 40.Ra8+=) 39.Kg2+= Rb2 (39...Kf6!? 40.Nd7 Kf7+=) 40.Rg6+/– Kf5 41.Re6 Ra2 42.Rb6 a3 43.Rh6 Ke5 (better is 43...Rd2!?+/–) 44.Nd7 Kf5?? (44...Kd5 45.Ra6+–) 45.Nc5 (45.Ra6 Ra1+–) 45...Ra1?? (45...Rc2 46.Nb3 a2 47.Nd4 Kg5+–) 46.Ra6+– Rc1 47.Ne4! Ke4 48.Ra3 Rc2 49.Ra4 Kf5 50.Kf3 Ke5 51.Ra5 Kf6 52.e4 Rc6 53.Kg4 Kg6 (53...Rc4 54.f3 Rc1+–) 54.f4 Kf6 55.Rh5 (55.e5 Kg6+–) 55...Kg6 (55...Rc4 56.e5 Kg6 57.Rf5+–) 56.f5 Kg7 57.Kg5 Rc5 58.Rh6 Re5 (58...Ra5 59.Rc6 Kf7 60.Rb6+–) 59.Re6 Ra5 (59...Rb5 60.e5 Kf7 61.Rf6 Kg8 62.Rd6 Re5 63.Kg6+–) 60.Re7 Kf8 61.Kf6 (better is 61.Rb7 Ke8 62.Kg6+–) 61...Rc5 (61...Ra6 62.Re6 Ra7+–) 62.e5 Rc6 63.e6 Rc5 64.Rb7 (64.Ra7 Rc8 65.Rh7 Kg8 66.Rg7 Kh8 67.e7 Rc6 68.Kg5 Kg7 69.e8Q Rf6 70.Qe5 Kh7 71.Kf6 Kg8 72.Qc7 Kf8 73.Qf7) 64...Rc8 65.Rh7 Kg8 66.Kg6 (66.Rg7 Kf8 67.e7 Ke8 68.Rg8 Kd7 69.Rc8 Kc8 70.e8Q Kb7 71.Qb5 Ka7 72.Ke6 Ka8 73.Kd5 Ka7 74.Kc6 Ka8 75.Qb7) 66...Re8 67.e7 Rc8 (67...Re7 68.Re7 Kf8 69.f6 Kg8 70.Re8) 68.f6 Ra8 (68...Rf8 69.ef8Q Kf8 70.Rh8) 69.f7 1–0. gbsrao (2425) – pawnraider (2360), net–chess.com, 2015. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0–0 5.Bg2 d5 6.0–0 Bg4)

7.Ne5 Bf5 8.c4 c6 9.d4 Qd6 10.Qb3 dc4 11.Nc4 Qe6 12.Nbd2 Bh3 13.Rae1 Bg2 14.Kg2 Na6 15.e4 Rfd8 16.b5 cb5 17.Qb5 Qd7 ˝–˝. Rosenboom,Manfred (1875) – Dimitriadis,Michael (2105), IECG, 1998.

7.h3 Bf3 8.ef3 Nbd7 (8...Qd6 9.Re1+=) 9.Re1 e6 (9...Re8 10.f4+=) 10.d3 (10.Qe2 c6=) 10...c6 (10...Qe7 11.b5 Rfd8 12.a4+=) 11.Nc3 (11.c4 c5+=) 11...b5 (11...a5 12.b5+=) 12.Ne2 (12.Qd2 a5 13.a3 Qc7+=) 12...a6 (12...a5 13.a3+=) 13.Qd2 (13.a4 Qc7=) 13...Qc7+= 14.a4 ba4 15.Ra4 c5 16.bc5 Qc5 17.Bd4 Qc6 18.Ra5 e5 19.Be3 Rab8 20.f4+= e4 21.Rea1 Rbc8 22.Nd4+/– Qd6 23.Ra6+– Qc7 24.Ra7 Qd6 25.R1a6 Qe7 26.de4 Ne4? 27.Be4 de4 28.Nc6 Rc6 29.Rc6 Rd8 30.Rd6 Bf8 31.Rdd7 Rd7 32.Rd7 Qe6 33.Rd8 Qh3 34.Rf8 Kf8 35.Qd8 Kg7 36.Bd4 Kh6 37.Qg5# 1–0. dorulristea – carlopm (1855), net–chess.com, 2008.

7.h3 Bf3 8.Bf3 c6+= 9.d3 (9.Bf6 ef6 10.Nc3 d4+=) 9...Nbd7 (9...Qb6 10.Bc3+=) 10.Nd2 Qb6 (10...a5 11.ba5 Ra5 12.a4+=) 11.c3 (11.Rb1 a5+=) 11...Ne8 (11...a5 12.a3+=) 12.a4 (12.Qc2 a5 13.ba5 Ra5+=) 12...Nd6 (12...a5 13.b5=) 13.a5 Qc7 14.Qc2 a6 (14...Nb5 15.Rac1=) 15.Bg2 Nf5 (15...Rfe8 16.e4 e6 17.ed5 cd5 18.c4=) 16.Rad1 (16.e4 de4 17.Be4 Rfd8=) 16...e6 (16...b6 17.e4 de4 18.Be4 ba5 19.ba5=) 17.c4 (17.e4 Ne7=) 17...Nd4 (17...Bd4!? 18.Nf3 Ng3 19.Nd4 Nf1 20.cd5 Qh2 21.Kf1 cd5+= (21...ed5? 22.Qc3 f6 23.Nc6+–)) 18.Bd4+= Bd4 19.e3 Be5 20.Rc1 (20.d4 Bd6 21.c5 Bg3+=) 20...Qd6 21.d4 Bg7 22.cd5 ed5 23.Qa4 f5 24.Nb3 g5 25.Nc5 Nc5 26.bc5 (26.Rc5 Weaker is 26...f4 27.ef4 gf4–/+) 26...Qe7 27.Rfe1 Rae8 28.Qb4 Rf7 29.f4 Qc7 30.Qd2 Rfe7 31.Rb1 gf4 32.gf4 Bf6 33.Kh1 Bh4 34.Re2 Bg3?? 35.Rf1 Rg7 36.Rf3 Qe7 37.Rf1 Qh4 38.Rf3 Re6 39.Qc2 Qh5 40.Qd2 Rh6 41.Rf1?? Qg4–+ (41...Qg4 42.Rf3 Rgg6–+) 0–1. Basting,Steffen (1905) – Assmann,Norbert (2055), Landesliga Nord, 2001. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0–0 5.Bg2 d5 6.0–0 Bg4)

7.h3 Bf3 8.Bf3 Qd7 9.c4 Qh3 10.cd5 (10.Bd5?? Ng4 11.Bf7 Rf7 12.Re1 Qh2 13.Kf1 Rf2) 10...Rd8 11.e4 Qd7 12.Nc3 c6 13.Qe2 Ne8 14.Rfe1 Nc7 15.Rab1 e6 16.b5 ed5 (worse is 16...Nb5 17.Nb5 cb5 18.Bg7 Kg7 19.Qb5 ed5 20.ed5+/–) 17.ed5 cd5 (17...Nd5 18.Nd5 cd5 19.Bg7 Kg7 20.Qe5 Kg8 21.Qf6+/–) 18.Qe7 d4 19.Na4 Ne6 (worse is 19...Nb5 20.Bb7 Qe7 21.Re7+=) 20.Qa3 Bf8 21.Qd3 Qe7 22.Qb3 Nd7 23.Bb7+/– Rab8 24.Bd5 Nf6 25.Bc4 Ne8 26.Be6 fe6 27.Re6 Qf7 28.Rc1 Rb5 29.Rg6 hg6 30.Qb5 Nd6 31.Qd3 Nf5 32.Rc6 Rd6 33.Rd6 Bd6 34.Qb3 Qb3 35.ab3 Bb4 36.d3 g5 37.Kf1 g4 38.f3! Ng3 39.Kf2 Nh5 40.fg4 Nf4 41.Bd4 Nd3 42.Ke3 Nc1 43.Bc5 Be1 44.b4 a6 45.Nb6 Na2 46.Nd5 Kf7 47.Kf4 Kg6 48.Ne7 Kf7 49.Nd5 Kg6 50.Ne7 ˝–˝. Korinek,Jaroslav (1720) – Pott,Brian (1635), RC–2010–0–00059, 2011.

7.h3 Bf3 8.Bf3 Qd7 9.Kh2 a5 10.a3 ab4 11.ab4 Ra1 12.Ba1 Nc6 13.c3 Ne5 14.Bg2 Ra8 15.Bb2 Nc4 16.Bc1 e5 17.d3 Nd6 18.Nd2 c6 19.e4 de4 20.Ne4 Nfe4 21.de4 Qe6 22.Qd3 h6 23.Rd1 Nb5 24.Be3 Bf8 25.Bf1 Qb3 26.Rc1 Qe6 27.Be2 Ra3 28.Kg2 Kh7 29.Qd2 ˝–˝. Poleschi,Ricardo D (2320) – Horak,Jiri (2235), Master Chess Tourn 1st email, 2000. (=1.Nf3 d5 2.g3 Nf6 3.Bg2 g6 4.b4 Bg7 5.Bb2 0–0 6.0–0 Bg4)

6.a3 Qd6

7.0–0 Nbd7 8.Nc3 c6 9.h3 e5 10.Rb1 d4 11.Na2 Nb6 12.Nc1 Nc4 13.Nb3 Ne4 14.Qe1 f5 15.Kh2 b6 16.Bc1=+ a5 17.d3= Nc3 18.Ra1 a4 19.dc4 ab3 (20.cb3 e4=).

7.0–0 Nbd7 8.d3 e5 9.c4 dc4 10.dc4 Qe6 11.Qc2 h6 12.Rd1 Re8 13.Nbd2 c6 14.e4 b6= 15.Rac1 a5 16.Ra1 Bf8 17.b5 Bb7 18.Rac1 Rac8 19.Qd3 Nc5 (20.Qf1 Nfe4 (< 20...Nce4 21.Ne5 Ba3 22.Bh3 Bb2 23.Be6 Re6 24.Ne4 Ne4 25.bc6+=) 21.Ne4 Ne4 22.Ne5 cb5 23.cb5 Rc1 24.Rc1 Ba3 25.Ba3 Qe5=+).

7.0–0 Nbd7 8.d3 e5 9.c4 dc4 10.dc4 Qe6 11.Qc2 h6 12.Rd1 Re8 13.Nbd2 c6 14.e4 b6 15.Qd3 Rb8 16.a4 Bb7 17.a5 Bf8 18.Bc3 Rbd8 19.Qe3 Ng4 (20.Qe2 Ngf6+=).

7.0–0 Nbd7 8.d3 e5 9.c4 dc4 10.dc4 Qe6 11.Qc2 h6 12.Rd1 Re8 13.Nbd2 c6 14.h3 e4 15.Nd4 Qe7 16.e3 c5 17.Nb5 Nb8 18.Ne4 Ne4+/– 19.Bg7 Kg7 (20.Be4 Qe4 21.Qe4 Re4+/–).

6.Na3 c6

7.0–0 b5 8.d3 a5 9.ba5 Ra5 10.Qc1 b4 11.Nb1 Qb6 12.Nbd2 Qa7 13.a3 ba3 14.Ra3 Ra3 15.Ba3 Re8 16.Bb2 Nbd7 17.Qa1 Qa1 18.Ra1 e5 19.Nh4 e4 20.de4 Ne4 (worse is 20...de4 21.Ra7=) 21.Bg7 Kg7 22.Be4 de4 23.Nc4 Nf6 24.Nd6 Rd8 25.Nc8 Rc8 26.Ng2 Rd8 27.Ne3 Rd2 28.Kf1 Nd5 29.Ke1 Rd4 30.Nd5 Rd5 31.Ra4 Re5 32.Kd2 h5 33.Ke3 f5 34.h4 Kf6 35.c4 g5 36.Ra8 gh4 37.gh4 Re7 38.Rc8 Re6 39.Kf4 e3 40.f3 Ke7 41.c5 Kf7 42.Kf5 Rf6 43.Ke4 Re6 44.Kf4 Rf6 45.Ke3 Kg6 46.Rg8 Kh6 47.f4 Rf7 48.Rd8 Kg6 49.Rd6 Kf5 50.Kf3 Re7 51.Rc6 Re2 52.Ke2 Kg4 53.Rd6 Kf5 54.c6 Kg4 55.c7 Kf4 56.c8Q Kg3 57.Rg6 Kh4 58.Qg8 Kh3 59.Rg1 Kh4 60.Rh1 (60.Qg3) 1–0. Bielmeier,Ludwig (2180) – Haverkamp,Klaus (2045), Goch op, 2005. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 d5 5.Bg2 0–0 6.Na3 c6)

7.c4 dc4 8.Nc4 Be6 9.Qc2 Nbd7 10.0–0 Nb6 11.Na5 Qc8 12.Rfe1 Nbd5 13.a3 Ne8 14.Bg7 Ng7 15.Rac1 f6 16.Nd4 Bf7 17.e4 Nc7 18.e5 Bd5 19.Bd5 Nd5 20.e6 Ne8 21.b5 Qc7 22.bc6 Qa5 23.cb7 Rb8 24.Nc6 Qc7 25.Nb8 Qb8 26.Qb3 Nb6 27.a4 Nd6 28.a5 Nbc4 29.Rc4 Nc4 30.Qc4 Qb7 31.Rc1 a6 32.Qc7 Qb4 33.d3 Re8 34.Qd7 Rb8 35.Rc7 Kf8 36.Kg2 Qb5 37.d4 Qa5 38.h4 h5 39.d5 Qb6 40.Rc6 Qd8 41.d6 a5 42.Rc7 a4 43.Qd8 1–0. Eymann – Brun, Leukerbad 1992.

7.c4 Nbd7 8.0–0 Re8 9.cd5 cd5 10.Rc1 a6 11.Ne5 Ng4 12.Nd3 Bb2 13.Nb2 Ndf6 14.d4 Qb6 15.Qd2 Ne4 16.Be4 de4 17.Nbc4 Qd8 18.d5 Nf6 19.Rfd1 b5 20.Na5 Qd7 21.Nc2 Qh3 22.Ne3 Bg4 23.Nc6 e5 24.Qe1 Qh5 25.Rd2 Nd7 26.d6 f5 27.Ne7 Kf7 28.Rc7 f4 29.Ng4 Qg4 30.f3 Qh3 31.fe4 fg3 32.Qg3 Qg3 33.hg3 Ke6 34.Nd5 Red8 35.Rc1 Rab8 36.Nc7 Kf7 37.Rf1 Kg8 38.Na6 Rb6 39.Nc7 Rc6 40.Nd5 Rc4 41.e3 Rf8 42.Rf8 Kf8 43.Kf2 h5 44.a3 Ke8 45.Nc7 Kd8 46.Kf3 Nf6 47.Ne6 Ke8 48.Nc5 Nd7 49.Rd5 Rc3 50.Nd7 Kd7 51.Re5 Ra3 52.Rb5 1–0. Kozomara – Osmanagic, Sarajevo 1965.

6.Na3 Qd6

7.Rb1 Qb4 8.Bf6 Qa3 9.Bg7 Kg7 10.Ra1 Qc5 11.0–0 Bf5 12.d3 Nc6 13.Qd2 e5 14.Rfb1 b6 15.c3 Kg8 16.Rb2 Rad8 17.Rab1 d4 18.Rc2 Qd6 19.Rbc1 Rd7 20.Nh4 Ne7 21.cd4 ed4 22.Bc6 Rdd8 23.Nf5 Nf5 24.Be4 c5 25.Bf5 gf5 26.Qg5 Qg6 27.Qe7 Ra8 28.Qh4 Rfe8 29.Kg2 Re5 30.h3 Rae8 31.Re1 h6 32.Qf4 a6 33.Rb2 b5 34.e3 Qe6 35.Rbe2 c4 36.dc4 d3 37.Rd2 bc4 38.Kh2 Rd8 39.Rc1 Re4 40.Qc7 Rd7 41.Qc8 Kg7 42.Rc3 Rd6 43.Qc7 Rc6 44.Qb7 Rc5 45.a3? Qe5 46.Qb2 Rb5–+ 47.Qc1 Rb1 48.Qb1 Qc3 49.Qa2 Qc1 50.a4 Re6 51.a5 Rd6 52.Qb2 Qb2 53.Rb2 d2 54.Rd2 Rd2 55.e4 0–1. Fritz 6 – Crafty 19.01, 2004.

7.b5 a6 8.0–0 Qc5 9.ba6 Ra6 10.d4 Qb6 11.Rb1 c6 12.Ne5 Qa7 13.Qc1 Bf5 14.h3 b5 15.Ra1 Nfd7 16.Nd7 Nd7 17.g4 b4 (17...Be6!?–/+) 18.Nb5=+ cb5 19.gf5 gf5 20.Bd5 Rg6 21.Kh1 Bd4 22.a3 ba3 23.Ra3 Qc5 24.Bg2 Bb2 25.Qb2 Ne5 26.Rb3 Rb8 27.Qa1 Nc4 28.Rd3 Nd6 29.Rc3 Qb4 30.Re3 Qh4 31.Qe5 Re8 32.Bd5 Kf8 33.Kh2 Rc8 34.Bb3 Qg5 35.Rg3 Qf6 36.Qf6 Rf6 37.Rd3 Rg6 38.f3 Kg7 39.Rd5 Rc3 40.Rd3 Rd3 (40...Rd3 41.ed3 f4–/+) 0–1. Marques,Antonio (2165) – Martys,Mark (2100), IECG, 2004.

7.c3 a5 8.b5 c5 9.0–0 e5 10.d3 e4 11.de4 Ne4 12.Nd2 Nc3 13.Bc3 Bc3 14.Ne4 Qe5 15.Nc3 Qc3 16.Qc1 Qe5 17.Qc5 Be6 18.Nc4 Qe2 19.Bd5 Nd7 20.Qe3 Qe3 21.Ne3 (21.fe3?? Bd5 22.Rfd1 Bc4 23.Rd7 Bb5 24.Rb7 Bc6–+) 21...Nc5 22.Rfd1 Rfd8 23.Be6 Ne6 ˝–˝. Diaz Hollemaert,N – Villalba,M (2195), ITT Homenaje Maestros Predecesore, 2012. (=1.Nf3 d5 2.g3 Nf6 3.Bg2 g6 4.b4 Bg7 5.Bb2 0–0)

7.c3 a6 8.0–0=+ Nc6 9.Qb3 Bf5 (9...Bg4 10.d3=+) 10.d3 (10.Nc2 a5 11.Ncd4 Bg4=+) 10...e5 11.Rfd1 Qd7 (11...Bg4!?=+) 12.e4= Bg4 (< 12...de4 13.de4 Be6 14.Rd7 Bb3 15.Rc7+–) 13.ed5 Nd5 14.Nc2 Rfd8 (14...Rfe8 15.h3 Bf5 16.Ng5=+) 15.c4= Nde7 16.Rd2 Bh6 (16...Nf5 17.Re1 Bh6 18.Rdd1=) 17.Ne3= Bf3 18.Bf3 Nd4 19.Bd4 Qd4 20.Re1 c6 21.Rdd1 Bg7 22.a3 Qd7 23.Bg4 Qc7 24.c5 Rd4 25.Bh3 Rad8 26.Nc4 Nf5 27.Bf5+= gf5 28.Qc2 f4 29.Qe2 Qe7 30.Nd6 fg3 31.hg3+/– R8d6 32.cd6 Qd6 33.Qf3 Qd7 34.Re3 Rd5 35.Rde1 h6 36.Qe2 Kh8 37.Rc1 a5 38.ba5 Ra5 39.d4 ed4 40.Re7 Qf5 41.Rb7 Re5 42.Qc4 Re6 43.Rc7 d3 44.Rd1+– Rd6 45.Rf7 Qh5 46.Rd2 Rd5 47.Rc7 Qe8 48.Rc6 (48.Rc6 Rd8 49.Kg2+–) 1–0. Bachler,Kevin L (2220) – Bernal Caamano,Jose Luis (2090), corr WS/M/198 ICCF, 2009.

6.a4 a6

7.d3 b6 8.c4 Bb7 9.cd5 Bd5 10.e4 Bb7 11.Nc3 Nbd7 12.0–0 c6 13.b5 c5 14.Qb3 a5 15.Nd5 Bd5 16.ed5 Rc8 17.Rae1 Re8 18.Ne5 Ne5 19.Be5 Ng4 20.Bg7 Kg7 21.Bh3 h5 22.f3 Nf6 23.Bc8 Nd5 24.Bb7 Nb4 25.Bc6 Rf8 26.Be4 Qd4 27.Kg2 f5 28.Bb7 Nd3 29.Re7 Kh6 30.Rd1 c4 31.Qc2 f4 32.Be4 fg3 33.Bd3 cd3 34.Rd3 Qf6 35.Qd2 g5 36.Rd6 gh2 37.Rf6 Rf6 38.Kh2 Rf3 39.Re5 h4 40.Qg5 1–0. mapaj – vihor13, kurnik, 2012.

7.d3 b6 8.Nd4 Bb7 9.b5 e5 10.ba6 Ra6 11.Nb5 c6 12.N5c3 Nbd7 13.0–0 Nc5 14.Ba3 Re8 15.a5 Ra5 16.Nd2 Ra8 17.Bb2 Qc7 18.e3 Ra1 19.Ba1 Ra8 20.Ne2 Ne6 21.c4 Nc5 22.cd5 cd5 23.d4 ed4 24.Bd4 Nce4 25.Ne4 Ne4 26.Be4 de4 27.Qb3 Ba6 28.Ra1 b5 29.Nc3 Bd4 30.ed4 Qb6 31.Nb5 Rb8 32.Qd5 Qb5 33.Qe4 Bb7 34.Qe1 Bd5 35.h4 Qd3 36.Rd1 Qf3 37.Kf1 Qg2 38.Ke2 Re8 39.Kd2 Re1 40.Re1 Qf2 41.Re2 Qd4 42.Ke1 Bc4 43.Re8 Kg7 44.Rg8 Kg8 45.g4 Qg4 46.Kd2 Qe2 47.Kc3 Qd3 48.Kb4 Qb3 49.Kc5 Kf8 50.h5 Ke7 51.h6 Qb5 52.Kd4 Ke6 53.Kc3 Kd5 54.Kd2 Kd4 55.Ke1 Qb2 56.Kd1 Ke3 0–1. rryy44 – ignaciollevad, kurnik, 2012.

6.a4 c6

7.0–0 Bf5 8.d3 Nbd7 9.c4 e6 10.b5 Nc5 11.bc6 bc6 12.Ra2 Qa5 13.Bc3 Qc7 14.Bb4 Na6? (better is 14...Qb6!? 15.Rb2 Rfb8=) 15.Bf8+/– Rf8 16.Nd4 Nb4 17.Rb2 a5 18.Nf5 ef5 19.cd5 Nfd5 20.Rd2 Bh6 21.e3 Bg7 22.e4 fe4 23.de4 Nf6 24.Rd6 Qb6 25.e5 Nfd5? (better is 25...Ne8!? 26.Rd8 Be5+–) 26.Bd5+– Nd5? 27.Qd5!! Qb4 28.Qc6 Be5 29.Rd5 Bg7 30.Qb5 Qe4 31.Qa5 Re8 32.Qb5 Qc2 33.a5 Qa2 34.Qe8 Bf8 35.Rd8 Qf2 36.Rf2 h5 37.Qf8 Kh7 38.Rf7# 1–0. rryy44 – am61, kurnik, 2011.

7.0–0 Bg4 8.d3 Bf3 9.Bf3 Qd6 10.c3 Nfd7 11.Nd2 Na6 12.Qb3 Ne5 13.Bg2 Nc7 14.Ba3 Qd8 15.b5 cb5 16.ab5 Rb8 17.d4 Nd7 18.Bd5 Nd5 19.Qd5 Nb6 (better is 19...Re8!?+/–) 20.Qd8+– Rfd8 (20...Rbd8?? 21.Be7 Nd5 22.Bf8 Kf8 23.Rfc1+–) 21.Be7 Rdc8 22.Bd6 Ra8 23.Bc5 Nd5 24.c4 Nc3 25.e3 b6? (25...Ne2 26.Kg2 Rc5 27.dc5 Ba1 28.Ra1 f5+–) 26.Bb4 Ne2 27.Kg2 f5 28.Kf3 Nd4 29.ed4 Bd4 30.Rac1 Bg7 31.Kg2 a5 32.ba6! Ra6 33.c5 bc5 34.Rc5 Rc5 35.Bc5 Rc6 36.Be3 Rc5 37.Bc5 1–0. rryy44 – angelctoev, kurnik, 2011.

6.c4 dc4

7.Na3 a5 8.ba5 Be6 9.0–0 Ra5 10.Qc2 b5 11.Rfc1 Bd5 12.d3 cd3 13.Qd3 c6 14.Bh3 Be4 15.Qb3 Qd5 16.Qb4 Ra4 17.Qe7 Re8 18.Qb7 Bf3 19.ef3 Qf3 20.Bg2 Qf5 21.Rf1 Ne4 22.Bg7 Kg7 23.Nc2 Nc5 24.Qb6 Ncd7 25.Qc7 Qc2 26.Rac1 Qa2 27.Bc6 Rc4 0–1. Guedon – Platonov, Cappelle 1995.

7.Na3 a5 8.b5 c6 9.bc6 Nc6 10.Nc4 Be6 11.Ne3 Rc8 12.0–0 b5 13.Ng5 Bd7 14.d4 h6 15.Nh3 Ng4 16.Nc2 Na7 17.Nf4 b4 18.h3 Nf6 19.e4 Ba4 20.Rc1 Qc7 21.Nb4? (better is 21.e5 Bc2 22.ef6 Bf6 23.Qe2=) 21...Bd1–+ 22.Rc7 Rc7 23.Nbd5 Nd5 24.Nd5 Rc2 25.Ba3 (25.Rd1 Rb2 26.Ne7 Kh7–+) 25...Be2 (25...Ra2?! 26.Bc5 Be2 27.Ne7 Kh7 28.Ba7 Bf1 29.Kf1–+) 26.Ne7 Kh7 27.Re1 Nb5 28.Bc5 Nd4 (28...Nd4 29.Bd4 Bd4–+) 0–1. Hoffmann,Steffen (2070) – Richter,Jan (2060), Jena Fair op 8th, 2008. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0–0 5.Bg2 d5 6.c4 dc4)

7.Na3 Be6 8.0–0 c6 9.Qc2 Qb6 (9...Na6 10.Qc3 Qb6 11.Nc4 Qb4 12.Qb4 Nb4 13.Rfc1–/+) 10.Qa4 (10.Ng5!? Qb4 11.Ne6 fe6 12.Nc4=) 10...Na6 (10...Bd5 11.Rac1 Qd8 12.Qc2–/+) 11.Rab1 (11.Bc3 Nd5 12.Bg7 Kg7 13.Nc4 Qb4=+) 11...Rfd8 (better is 11...Bd5–/+) 12.Rfd1? (better is 12.Ng5 Bd5 13.e4=) 12...Ne4–+ 13.Bg7 Kg7 (13...Qf2 14.Kh1 Kg7 15.Rf1 Qe2 16.Rbe1–+) 14.b5? (better is 14.e3–/+) 14...Qf2–+ 15.Kh1 Qc5 16.e3? Nc7 17.Kg1 Rd3 18.bc6 Ra3 19.Qc2 bc6 20.Nd4 Bf5 21.Be4 Be4 22.Qe4 Nd5 23.Qe5–/+ Kh6 24.h4? f6 25.Nf5 gf5 26.Qf5 Rg8 27.Kh2 Qd6 28.Rg1 Ra2 29.e4 Rd2 30.Kh3 Rd3 (30...Rd3 31.Kh2 Rdg3–+) 0–1. gbsr (2025) – honza (2055), net–chess.com, 2003.

7.Qc1 c6 8.a4 Qb6 9.Qc4 Be6 10.Qh4? (better is 10.Qd4+=) 10...Ng4–+ 11.Bg7 Qf2 (11...Kg7?! 12.0–0 Nf6 13.Nc3=) 12.Kd1 Kg7 13.Bh3 h5 (13...Bc4 14.Bf1 Bb3 15.Kc1–+) 14.Nc3 (14.Qe7 Ne3 15.Kc1 Bh3 (15...Qe2?! 16.Be6 Qf3 17.Re1–/+) 16.Qe3 Qe3 17.de3 Re8–/+) 14...Qb6 (better is 14...f6!? 15.a5 Rd8–+) 15.Bg4–/+ Bg4 (15...hg4 Instead of 16.Ng5 Bb3 17.Kc1=) 16.Qe7 (16.Ne5 Na6 17.h3 Be6–/+) 16...Nd7 (16...Bf3!? 17.ef3 Na6–/+) 17.a5 Qc7 18.Ne4 Bf3 19.ef3 Qe5 20.Qe5 Ne5 21.Ra3 (21.f4 Nd3 22.Rf1 b5=) 21...Rfd8–/+ 22.Ke2 (22.Nf2 Rd5 23.f4 Nc4–/+) 22...Rd4 23.Rb1 Re8 (23...Rad8!? 24.Ra2 Re8–/+) 24.Re3+= Nc4 25.Rd3 Rd3 (25...Rd5!? 26.Rc1 Nd6+=) 26.Kd3= Ne5 27.Ke2 f5 28.Nd6 Re7 29.Nc8 Re8 30.Nd6 ˝–˝. Doehring,Joachim – Wolk,Christine, Dotzheim op 1st, 2002. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 d5 5.Bg2 0–0 6.c4 dc4)

7.Ne5 c6 8.Nc4= Bf5 9.d3 Nbd7 10.0–0 Qc7 11.Nbd2 Rad8 12.Qc2 Nb6 13.a4 a6? (better is 13...Nbd5 14.e4 Nb4–/+) 14.Be5+– (14.Be5 Rd6 15.Rac1+–) 1–0. algernon (2155) – thefrench (2585), net–chess.com, 2003.

7.Ne5 Ng4 8.d4? Be5 9.h3 Ne3! 10.fe3 Bg3 11.Kd2 Qd6 (11...Bd6 12.Qc2–+) 12.Nc3 (12.Qa4 c6–+) 12...f5 (better is 12...Qb4!? 13.Rb1 c6 14.a3–+) 13.Bd5 e6 14.Bc4 Qb4 15.Qb3 Qb3 16.ab3 c6 17.e4 b5 18.Bd3 Na6 19.ef5 ef5–+ 20.d5 Nc5 21.Bc2 b4 22.Na2 Bb7 23.Rhg1 Bh4 24.Raf1 Ne4 25.Be4 fe4 26.dc6 Bc6 27.Nb4 Rad8 28.Kc2 Bb5 29.Ra1?? Rd7 30.Rg4–/+ Rc8 31.Kb1 Rd1 ˝–˝. Petersen,M (1945) – Moller,A (1915), 70th Jubilee, Obro DEN, 2006.

7.Ne5 Ng4!? 8.f4 Ne5 9.Be5 Be5 10.fe5 Qd4 –+.

6.d3 a5

7.a3 ab4 8.ab4 Ra1 9.Ba1 b6 (9...c6 10.Bd4=) 10.Nc3 (10.0–0 Qd6=) 10...c5 11.bc5 bc5 12.0–0 Nc6 13.Re1 Bd7 14.e4 e6 (14...d4 15.Nd5=+) 15.ed5 Nd5 (15...ed5 16.d4 cd4 17.Nd4 Nd4 18.Qd4 Be6–/+) 16.Ne4+= Qe7 17.Bg7 Kg7 18.Qa1 Kg8 (18...f6 19.Rb1+=) 19.c4+/– f5 20.cd5 fe4 21.de4 Nd8 (21...Nb4!? 22.Qc3 ed5 23.ed5 Qd6+/–) 22.Qa7 e5 (22...Qd6 23.Rd1 Nc6 24.Qa6 ed5 25.Rd5+–) 23.Ne5! Qe5 24.Qd7 Qd4 25.Kh1 c4 26.f4 c3 (26...Qd2 27.Rf1+–) 27.e5 (27.Qg4!? Qd2 28.Qd1 Rf7+–) 27...Qd2 28.Rg1 c2 29.Qc7 (29.Qc7 Nf7 30.Be4 Ne5 31.Qc2 (31.fe5 Rf2 32.Qc8 Kg7=) 31...Qc2 32.Bc2+–) 1–0. gbsrao (2295) – carrafurca (2255), net–chess.com, 2009.

7.a3 Bg4 8.0–0 c6 9.Nbd2 Na6 10.ba5 Qa5 11.Nb3 Qb6 12.Bd4 (12.Ne5 Bf5=) 12...c5=+ 13.Be3 Qd6 14.Rb1 d4 (14...b5!?=+) 15.Bf4= Qd7 (15...Qe6!?=) 16.Ne5+/– Qe6 17.Bb7 (17.Ng4 Ng4 18.Bb7 Ra7+/–) 17...Ra7 (17...Bh3!? 18.Ba8 Ra8+=) 18.Ba6+/– Qa6 19.Nc5 Qa3 (better is 19...Qc8!? 20.Ng4 Ng4+=) 20.Nb3+/– (20.Ng4?! Qc5 21.Nf6 Bf6=) 20...Qb4 (20...Rfa8!?+/–) 21.Nc6+– (< 21.Ng4 Ng4 22.e3 de3 23.Qg4 ef2 24.Rf2 e5+/–) 21...Qb7? (21...Qa4 22.Na7 Qa7+–) 22.Nbd4 Qd7 23.Na7 Qd4 24.Nc6 Qd7 25.Ne5 Qd5 26.c4 Qa8 27.f3 Be6 28.Ra1 Qb7 29.Qd2 Nh5 30.Rfb1 Qc7 31.Ng6! Nf4 32.Nf4 Ba1 33.Ra1 Bd7 34.Nd5 Qd6 35.Qg5 Kh8 36.Qe7 Qe7 37.Ne7 1–0. gbsrao (2195) – rpatru (2120), net–chess.com, 2010.

7.ba5 Ra5 8.0–0 c5 9.c4 d4 10.e3 de3 11.fe3 Ng4 12.Qe2?? (better is 12.Bg7 Kg7 13.Qe2+=) 12...Bb2–+ 13.Qb2 Ne3 14.Re1 Ng2 15.Kg2 Qd3 16.Nbd2 Nc6 17.Rad1 Qa3 18.Qa3 Ra3 19.Ra1 e6 20.h3 Nd4 21.Nd4 cd4 22.Nb3 Rd8 23.Red1 d3 24.Rd2 b6 25.Rad1 Bb7 26.Kf2 Be4 27.Ke3 f5 28.g4 Kg7 29.gf5 ef5 30.Kf4 h6 31.h4 Kf6 32.Rg1 Rg8 33.Nc1 g5 34.hg5 hg5 35.Ke3 Rh8 36.Kd4 Rd8 37.Ke3 g4 38.Kf4 Rh8 39.Rg3 Rh3 40.Rg1 Rf3 0–1. sagonek – aydahoe, kurnik, 2011.

7.ba5 Ra5 8.a3 =.

7.ba5 Ra5 8.Nbd2 c6 9.c4 e6 10.0–0 Nbd7 11.a3 Nh5 12.Bg7 Ng7 13.cd5 ed5 14.d4 b5 15.Qb3 Bb7 16.e3 Qb6 17.Rfc1 Rfa8 18.e4 b4 19.ed5 (better is 19.Rab1!? Ra3 20.Qb4 Qb4 21.Rb4+=) 19...Ra3=+ 20.Qb2 cd5 21.Nb3 Ra1 22.Ra1 Ra1 23.Qa1 Ne6 24.Nfd2 Qb5 25.Qf1 Qf1 26.Kf1 Nb6 27.Nc5? (better is 27.Ke1!?–/+) 27...Nc5–+ 28.dc5 Nc4?? 29.Nb3?? Kf8–/+ 30.Ke2 Ke7 31.Kd3 Ke6 32.Kd4 f5 33.Bf1 Na3 34.Bd3 h6 35.f4 g5 36.Na5 Ba8 37.c6 Kd6 38.Bf5 Bc6 39.Nc6 (39.Nc6 Nb5 40.Kd3 Kc6 41.fg5 hg5 42.h4–/+). sagonek – chess69, kurnik, 2011.

7.ba5 c5 8.Nbd2 (8.Bc3 d4 9.Bb2 Ra5=) 8...Nc6 (8...Qa5 9.e3+=) 9.c4 d4 (9...Qa5 10.0–0=) 10.Nb3 Nd7 (10...Qc7 11.0–0 Na5 12.Qb1=) 11.0–0 Na5 12.Nfd2 Ra7 13.Nb1 (13.Qc2 Ra6=) 13...b6 14.Na3 (14.Na5 Ra5 15.Bh1 Nf6=) 14...Bb7 15.Bb7 Nb7 16.Nb5 Ra6 17.Bc1 Qb8 (17...Qc8 18.a3=) 18.a4 Rc8 (18...Qc8 19.f3=) 19.Ra2 Nd6 20.Nd2 (20.Bf4 Be5 21.Be5 Ne5=) 20...Ne5 21.Qb3 Nc6 22.Nf3 Na5 23.Qc2 Nc6 24.Bd2 Nb7 (24...Ne8 25.Bf4 Qa8 26.Qb2=) 25.e4 (25.Bf4 e5 26.Bd2 Re8=) 25...e5 (25...de3 26.fe3 Rd8 27.Qb1+=) 26.Qd1 (26.Rb1 Rd8=) 26...Ncd8 (26...Nd6 27.Nd6 Qd6 28.Qb3=) 27.Nh4 Nd6 28.f4 Nb5 29.cb5 Ra7 (29...Ra8 30.Qb3=) 30.f5 Qd6 31.Qb3 Bf6 32.fg6 Bh4 33.gh7+/– Kh7 34.gh4 Qg6?? 35.Bg5+/– Qe6?? 36.Qb1 Qg4 37.Rg2 Qh5 38.Rf6 Ne6 39.Rh6 Qh6+/– 40.Bh6 Kh6 41.Qd1 Nf4? 42.Rg3 Rca8 43.Qg4 f6 44.Kf2 Rf8 45.h5! Rb7? 46.Ke1 Rbf7? 47.Kd2 Ra7? 48.Kc2 Rc7 49.Kb3 Ra7 50.a5! ba5 51.Ka4 Rd7 52.Qd7 (52.Qd7 Nh5 53.Rg1 f5 54.Qe6 Nf6 55.Qf5 Rg8 56.Qf6 Kh5 57.Qf5 Kh4 58.Qh7) 1–0. Kohler,Paul – Schmid,Pablo, St Jean op, 2002. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0–0 5.Bg2 d5 6.d3 a5)

7.b5 a4 8.Na3 Bd7 9.0–0 Qe8 10.c4 c6 11.Rc1 cb5 12.cd5 Nd5 13.Bg7 Kg7 14.e4 Nf6 15.Nd4 (15.e5!? Nd5 16.Nd4+=) 15...e5–/+ 16.Ne2 Qe7 (16...Qe6 17.Qd2 b4 18.Nb1–/+) 17.Nb1=+ Nc6 18.Nbc3 (18.f4 ef4 19.Nf4 Nd4=+) 18...Nd4 (18...Be6 19.d4 ed4 20.Nd4–/+) 19.Nd4=+ ed4 20.Ne2 Qd6 21.f4 (21.Qd2 Be6=) 21...Qb6 (21...Ng4 22.Re1=+) 22.Kh1 (22.Qd2 Rfe8=) 22...Rac8 (22...Ng4 23.Qd2 Rac8 24.Rc8 Bc8 25.Rb1=+) 23.e5 (better is 23.Rc8!? Bc8 24.h3=+) 23...Ng4–/+ 24.Qd2 Ne3 25.Rfe1 Bc6 26.Rc6?? bc6–+ 27.Nd4 Ng2 28.Qg2 Qd4 29.Qe4 Qe4 (29...Qe4 30.de4 Rfd8–+) 0–1. gbsrao (2220) – eisdrache (2225), net–chess.com, 2010.

7.b5 c5 8.a4 Nbd7 9.0–0 Qc7 10.Nbd2 e5 11.c4 d4 12.Nb3 e4 13.Ng5 ed3 14.ed3 Qe5 (14...Re8 15.Ba3=) 15.Ne4 Ne4 16.Be4 Nf6 17.Qe2 (better is 17.Bg2!?=) 17...Ne4–/+ 18.Qe4 Qe4 19.de4 b6 20.Rad1 (20.f4 Re8 21.Rfe1 h6–/+) 20...Be6 (20...f5 21.f3–+) 21.Nd2 Rfe8 22.f4 Rad8 23.f5 Bc8 24.f6 (24.Bc1!?–/+) 24...Bh6–+ 25.Kg2 Re5 (25...Bg4 26.Nf3 Re4 27.Rde1–+) 26.Rfe1 Rde8 27.Kf3 R8e6 28.Nb3 Rf6 29.Kg2 Bg4 30.Rd3 Be6?? 31.Nd4=+ Bc4 32.Rdd1 cd4 33.Rd4 Bb5 34.Rd8= Re8 35.Bf6 Rd8 36.Bd8+= Ba4 37.Bb6 Bd2 38.Re2+/– Bb4 39.Ra2 Bc6 40.Ba5+= Be4 41.Kh3 Be7 42.Bc3+= h5 43.Re2?? f5–/+ 44.Rd2 g5 45.g4 hg4 46.Kg3 Kf7 47.Rd7 Ke6–+ 48.Rd2 Bf3 49.Kf2–/+ Bc5 50.Bd4 Bd6 51.h3 f4 52.hg4 Bg4–+ 53.Bg7 Bf5 54.Bh6–/+ g4 55.Rd6 Kd6 56.Bf4 Kd5 ˝–˝. gbsrao (2420) – powerpragt (2435), net–chess.com, 2010.

7.b5 c5 8.bc6 Nc6 9.0–0 Re8 10.Nbd2 e5 11.c4 e4 12.Ne1 dc4 13.Nc4 ed3 14.Nd3 Bg4 15.Re1 Nd4 16.Nce5 Bf5 17.Nc5 Re5 18.Qd4 Re7 19.Nb7 Qb8 20.Nd6 Nh5 21.Nf5 gf5 22.Qh4 Bb2 23.Qe7 Ra7 24.Qg5 Ng7 25.Rab1 a4 26.h4 a3 27.h5 Ra6 28.Bd5 h6 29.Qe7 Qf8 30.Qe3 Qd6 31.Red1 Qf6 32.Qe8 Ne8 0–1. gentelmenjoe (2015) – osmankoka (1800), kurnik, 2012. (=1.Nf3 Nf6 2.g3 d5 3.Bg2 g6 4.b4 Bg7 5.Bb2 0–0)

7.b5 c6 8.Na3 Bg4 9.0–0 Nbd7 10.Rb1 e5 11.h3 Bf3 12.Bf3 Qe7 13.c4 Rfc8 14.Bg2 Qe6 15.Qd2 Bf8 16.Rfc1 Bb4 17.Qd1 Rab8 18.e3 Bc5 19.Nc2 dc4 20.d4 Bd6 21.de5 Ne5 22.Nd4 Qe7 23.Qe2 c5 24.Nf3 Nd3 25.Rc4 Nb2 26.Qb2 b6 27.Rd1 Rd8 28.Qc2 Qe8 29.a4 Bf8 30.Re1 Bg7 31.Rh4 Rd6 32.Nd2 ˝–˝. Schmitzer,Klaus (2230) – Grott,Peter (2050), DESC, 2003. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 d5 5.Bg2 0–0 6.d3 a5)

7.b5 c6 8.a4 Bd7 9.c4 e6 10.Nbd2 c5 11.cd5 ed5 12.0–0 Be6 13.e4 b6 14.Ne5 Ra7 15.Re1 d4 16.Rc1 Re8 17.f4 Qc8 18.Bd4 Ng4 19.Bb2 Ne5 20.fe5 Nd7 21.d4 h5 22.Nc4 Qb8 23.Nd6 Rd8 24.d5 Bg4 0–1. gentelmenjoe (1880) – az93 (1940), kurnik, 2012.

7.b5 c6 8.a4 Nbd7 9.Nbd2 Re8 10.c4 e6 11.0–0 Nf8 12.Qb3 Qc7 13.Rac1 dc4 14.Nc4 cb5 15.ab5 a4 16.Qa2 Qd8 17.Be5 Nd5 18.Rfd1 Nd7 19.Bg7 Kg7 20.e4 N5f6 21.Nd6 Rf8 22.e5 Nd5 23.d4 N7b6 24.Nd2 Ra7 25.N2c4 Bd7 26.Nb6 Nb6 27.Rc5 Nc8 28.Nb7 Qe8 29.Bc6 Bc6 30.bc6 Ne7 31.Nd6 Qd8 32.Rdc1 Qc7 33.Nb5 1–0. gentelmenjoe (1935) – juveitlepsze (1805), kurnik, 2012. (=1.Nf3 d5 2.g3 Nf6 3.Bg2 g6 4.b4 Bg7 5.Bb2 0–0)

7.b5 Nbd7 8.Nbd2 c5 9.a4 b6 10.0–0 Bb7 11.e3 Re8 12.c4 Qc7 13.cd5 Bd5 14.Rc1 Rac8 15.Nc4 Qb7 16.e4 Be6 17.Ng5 Bc4 18.Rc4 e5 19.f4 Qc7 20.d4 ed4 21.Bd4 h6 22.Nf7 Kf7 23.e5 Ng8 24.Bd5 Kf8 25.Bb2 Ne7 26.Be4 Rcd8 27.Qg4 Kg8 28.Bg6 Ng6 29.Qg6 Nf8 30.Qg4 Rd2 31.Bc3 Rc2 32.e6 Ne6 33.Bg7 Rc4 34.Be5 Qg7 35.Bg7 Ng7 36.Rd1 Rc2 37.f5 Kh8 38.f6 Ne6 39.Qg6 Rf8 40.Qh6 Kg8 41.Qg6 Kh8 42.Rd7 Rc1 43.Kg2 Rc2 44.Qc2 Ng5 0–1. gentelmenjoe (1980) – waterfront (1860), kurnik, 2012.

7.c3 c6 8.0–0 Qd6 9.a3 b5 10.Nbd2 Bg4 11.Qc2 e5 12.c4 Nbd7 (< 12...ab4 13.Be5 Qe7 14.cb5+=) 13.e4 (13.Rfc1 bc4 14.dc4 Rfb8=+) 13...de4 (better is 13...ab4 14.ab4 bc4 15.dc4 d4=+) 14.c5? (better is 14.de4!? ab4 15.ab4 Qb4 16.Ne5 Ra1 17.Ra1 Ne4 18.Be4 Be5 19.Rb1=) 14...Qd3 (14...ed3 15.Qc3 Qc7 16.Qd3–+) 15.Qd3–/+ ed3 16.Be5 Bf3–+ 17.Nf3 ab4 18.ab4 Ne5 19.Ne5 Ra1 20.Ra1 Ng4! 21.f4 Be5 22.fe5 Ne5 23.Ra2 Rd8 24.Ra1 d2 25.Rd1 Nc4 26.Bc6 Ne3 27.Rd2 Rd2 28.Bb5 Rg2 29.Kh1 Rb2 (29...Rb2 30.h3 Nc2–+) 0–1. geebs (2135) – bobbyfour (2245), net–chess.com, 2004.

6.d3 a6

7.0–0 c6 8.Nbd2 (8.c4 Nbd7=) 8...Bg4 (8...Qd6 9.a3=) 9.Rc1 (9.c4 a5 10.b5 cb5 11.cb5 a4=) 9...Nbd7 (9...a5 10.ba5 Ra5 11.a3=) 10.c4= Bh6 (10...a5 11.b5=) 11.h3 (11.a4 dc4 12.Rc4 Be6=) 11...Bf3 12.Bf3 dc4 13.dc4 e5 14.e3 Re8 (14...Qe7 15.a3=) 15.Ne4 Ne4 16.Be4 Nf6 (16...a5 17.b5 Nc5 18.Bg2= (< 18.bc6 Qd1 19.Rfd1 Ne4 20.cb7 Rab8–/+)) 17.Bg2 Qe7 18.Qf3 (18.Qb3 Bg7+=) 18...Rad8 (18...Qb4 19.Rb1 Qe7 20.a4=+) 19.Rcd1 (19.a3 Bg7 20.e4 c5+=) 19...Nh5 (19...Bg7 20.Rd8 Rd8 21.Rd1=) 20.Rd8 (20.c5 e4 21.Qe2 Bg7+=) 20...Rd8 21.Qe4 f6 22.g4 Ng7 23.f4 Rd2 24.Bc3= Ra2 25.fe5 fe5 26.Be5 Re2 27.Qf3 Re3–/+ 28.Bf6 Qb4 29.Qd1 Re8 30.g5? Bg5! 31.Bg5 Qc5 32.Kh1 Qg5 33.Qd7 Qe7 34.Rd1 Kf8 35.Qd2 Qe5 36.Qb4 Re7 37.Rd8 Kf7 38.Rh8 h5 39.c5 Ne6 40.Rh7–/+ Ke8 41.Rh6?? Qg7 42.Qd2 Nc5 43.Qg5 Re1 44.Kh2 Qc7 45.Qg3 Qg3 46.Kg3 Kf7 47.Rh7 Kg8 48.Rc7 Re3 49.Bf3 h4! 50.Kf4 Ne6 51.Ke3 Nc7 52.Kf4 Ne6 (52...Ne6 53.Kg4 Kf7 54.Kh4 a5–+) 0–1. gbsrao (1900) – bishopbriggs (2155), net–chess.com, 2006.

7.0–0 Nc6 8.a3 Bg4 9.Nbd2 Qd7 10.c4 dc4 11.Nc4 Bh3 12.Qb3 Bg2 13.Kg2 b5 14.Nce5 Ne5 15.Ne5 Qd5 16.Qd5 Nd5 17.Rab1 Rfe8 18.Nd7 e5 19.e4 Nb6 20.Nc5 Red8 21.Rfd1 Rd6 22.Rbc1 c6 23.Rc2 Rad8 24.Rcd2 1–0. linakip – kaszeczek, kurnik, 2012.

7.0–0 Qd6 8.a3 =.

7.0–0 Bd7 8.Nbd2 Nc6 9.Rb1 Re8 10.Re1 (10.c4 dc4 11.Nc4 Be6=) 10...e5 11.e4 (11.c4 d4=) 11...d4=+ 12.Ba1 (12.c3 dc3 13.Bc3 Bg4=) 12...b5 (12...Be6 13.a4=+) 13.c3= Rb8 (better is 13...dc3!? 14.Bc3 Bg4=) 14.cd4+/– Nd4 15.Nd4 ed4 16.Bd4 Bg4?? (better is 16...Be6 17.Nf3 Bg4+/–) 17.Bf6+– Bd1 18.Bd8 Bc2 19.Rbc1 Bd3 20.Bc7 Rbc8 21.Rc6 Re7 22.Rec1 Bb2 23.Bd6 Rc6 24.Rc6 Ra7 25.Rc8 Kg7 26.Bf8 Kf6 27.Rc6 Ke5 28.Bg7 (28.Bg7 f6 29.Bf6#) 1–0. gbsrao (2320) – mic (2230), net–chess.com, 2009.

7.0–0 Nbd7 8.Nbd2 c5 9.bc5 Nc5 10.d4 (10.c4 dc4 11.Nc4 b5=) 10...Ne6 (10...Na4 11.Rb1=+) 11.e4 (better is 11.c4!?=) 11...de4 12.Nh4 (12.Ne5 Nd4 13.Ne4 Ne4 14.Bd4 Nd6–/+) 12...Nd4 13.Ne4 e5 14.Bd4 ed4 15.Rb1 Rb8 16.Nc5 (16.Re1 Ne4 17.Be4 Re8–/+) 16...b6 (16...Qd6 17.Nd3–+) 17.Qd3–/+ Bf5 (better is 17...b5!?–/+) 18.Nf5= bc5 (< 18...gf5 19.Na6 Rc8 20.Qf5+/–) 19.Ng7 Kg7 20.Qa6 Qc7 21.a4 Rb1 22.Rb1 Rb8 23.Rb8 Qb8 24.Qb5 Qe5 25.a5 Qe1 26.Bf1 Ne4 27.Qe2 Qe2 28.Be2 Nd6 29.Kg2 Kf6 30.a6 Nc8 31.Bc4 Ke7 32.Kf3 f6 33.h4 h6 34.Ke4 Kd6 35.Bf7 g5 36.h5 Ke7 37.Bd5 Na7? 38.Kf5 Nb5 39.Kg6 Kd6 40.Bb3 Ke7 41.Kh6 (41.Kh6 d3 42.cd3+–) 1–0. gbsrao (2300) – abhailey (2200), net–chess.com, 2009.

7.Nbd2 b5 8.a3 Bb7 9.c4 c6 10.Qc2 Nbd7 11.0–0 Rc8 12.Qb3 dc4 13.dc4 bc4 14.Nc4 Nb6 15.Na5 Nbd5 16.Nb7 Qc7 17.Nc5 a5 18.Be5 Qb6 19.Rab1 ab4 20.ab4 Ng4 21.Bg7 Kg7 22.Nd7 Qa7 23.Nf8 Rf8 24.Qb2 f6 25.Nd4 Rb8 26.Nc6 Rb4 27.Na7 Rb2 28.Rb2 1–0. linakip – rriikkii, kurnik, 2011.

7.Nbd2 Nc6 8.e4 (8.a3!?=) 8...de4 9.de4 Bg4 (9...Nb4 10.0–0–/+) 10.0–0 (10.a3 Qe8=) 10...Re8 (10...Nb4 11.h3 Bf3 12.Nf3 Ne4 13.Bg7 Kg7 14.Qe1 Nc2 15.Qe4 Na1 16.Ra1=+) 11.Qe2 (11.Bc3 Qd7=+) 11...Nb4 12.e5 Nfd5 13.Nb3 e6 (13...Qc8 14.Qd2 Qf5 15.Nfd4 Qe5 16.c4+=) 14.a3 (14.c4 Nb6 15.Rfd1 Qg5=) 14...Nc6 15.Rad1 (15.c4 Nb6=+) 15...Qe7 (15...Qg5 16.c4 (16.Ng5? Be2 17.Nf3 Red8–+) 16...Nb6 17.h3 (17.Ng5? Be2 18.Bc6 bc6–+) 17...Bf3 18.Bf3 Ne5 19.Bb7–/+) 16.Rfe1 (16.c4 Nb6=+) 16...Rad8 17.h3 (17.c4 Nb6 18.h3 Bf3 19.Bf3 Rb8=+) 17...Bf3 18.Qf3 Nb6 (18...Rd7 19.c4 Nb6 20.Qe2=+) 19.Nd4 (19.Qe2 Rd1 20.Rd1 Rd8=+) 19...Nd4 (19...Ne5 20.Qb7 Nbc4 21.Bc1–/+) 20.Rd4 Rd4 21.Bd4 Nc4 22.Qb3 b5–/+ 23.Qb4 Qb4 24.ab4=+ a5 25.ba5= Na5 26.Ra1 Nc4 27.f4 Bf8 28.Bc6 Rd8=+ 29.c3 Nb6 30.Ra7 b4 31.Rc7 bc3 32.Bb6 c2 33.Bd7 Rd7 34.Rc2 Rb7 35.Bc7 Kg7 36.Bd6 Bd6= 37.ed6 Rd7 38.Rc6 Kf6 39.Kf2 e5 40.Ke3 ef4 41.gf4 Ke6 42.Ke4 Rd6 43.Rc7 Rd7 44.Rc8 Rd1 45.Rh8 h5 46.Re8 Kf6 47.Rb8 Re1 48.Kf3 Ra1 49.Rb6 Kf5 50.Rb5 Kf6 51.Ke4?? Ra4 52.Kf3–/+ Ra3 53.Kg2 h4 54.Rb6 Kg7 55.Kh2 Rf3 56.Rb4 Kf6 57.Rc4 Kf5 0–1. gbsrao (2190) – hsingletary (2120), net–chess.com, 2008.

7.Nbd2 Nbd7 8.0–0 c5 9.a3 b5 10.c4 d4?? (better is 10...Bb7=) 11.cb5 (11.Nd4!? cd4 12.Ba8 Nb6+–) 11...ab5 12.Rc1 Bb7 13.bc5 Rc8 14.Bd4 Qa5 15.Nb3 Qa8 16.Ra1 e5 17.Ne5?? (better is 17.Bb2+–) 17...Bg2–/+ 18.Nd7 Nd7 19.Bg7 Kg7 20.Re1 Nc5 21.Nc5 Rc5 22.Qb3 Rd5?? 23.e4+/– Rd3?? 24.Qd3+– Rd8 25.Qc3 f6 26.Kg2 Rc8 27.Qb2 Rc4 28.f3 Qd8 29.Rac1 1–0. giorgo – srypek21, kurnik, 2012.

6.d3 b6

7.Nbd2 Bb7 8.0–0 Nbd7 9.c4 e6 10.Rc1 dc4 11.Nc4 Re8 12.Qc2 Rc8 13.a3 Nb8 14.Qb3 Bd5 15.Nfd2 (15.e4 Bb7+=) 15...c5 (15...b5!? 16.Bd5 ed5=) 16.b5 Nh5 17.Bg7 Ng7 18.Qb2 Bg2 19.Kg2 f6 20.Ne4 Rf8 21.h4 Qe7 22.f3 Rcd8 23.a4 f5 24.Ng5 h6 25.Nh3 Nd7 26.f4 Nf6 27.Ne5 Kh7 28.Nc6 Qb7 29.Kg1 Rc8 30.Rf3 a6 31.Nf2 ˝–˝. Bosau,Jens (1780) – Rebber,Christian (2090), Recklinghausen op, 2006. (=1.g3 d5 2.Bg2 Nf6 3.Nf3 g6 4.b4 Bg7 5.Bb2 0–0)

7.Nbd2 Bb7 8.0–0 Nbd7 9.c4 e6 10.c5 a5 11.Qc2 c6 (worse is 11...ab4 12.c6 Bc8 13.cd7 Bd7 14.a3 ba3 15.Ra3 Ra3 16.Ba3+–) 12.a3 Qc7 13.cb6 Qb6 14.Bd4 Qc7 15.Qc3 Rfe8 16.Ne5 (16.ba5!? e5 17.Bb6 Nb6 18.ab6 Qb6 19.Rfb1+=) 16...Ne5–/+ 17.Be5 Nh5?? (better is 17...Ne4! 18.Ne4 Qe5–/+) 18.Bg7+/– (worse is 18.Bc7 Bc3 19.Rad1 ab4–/+) 18...Ng7 19.Nb3 ab4 20.ab4 Ba6 21.Ra5 Bb7 22.Rfa1 Ra5 23.ba5 Ra8 24.Nc5 Ba6 25.e3 Ne8 26.h4 h5 27.e4 Nd6 28.Qe5 Qd8 29.Bf3 Ne8 30.ed5 (30.Na6?! Ra6 31.Qc3 Nd6=) 30...cd5 31.Ne6 (worse is 31.Na6 Ra6 32.Qc3 Nd6+=) 31...fe6 32.Qe6 Kh7 33.Bd5 Ng7 34.Qf7 Qf8 35.Qf8 Rf8 36.Be4 Rd8 37.Rb1 Rd6 38.Rb6 Ne8 39.Bc6 Nc7 40.Be4 Nb5 (40...Ne8 41.f3+–) 41.Bc6 Nd4 (41...Nc7 42.Bb7 Rb6 43.ab6 Bb7 44.bc7+=) 42.Be4 Nf5 (42...Nb5 43.f3+–) 43.Bc6 Bd3 (43...Nd4 44.Ra6 Rc6 45.Rc6 Nc6+/–) 44.a6+/– Ba6 45.Ra6 Kh6 46.Bb7 Ra6 47.Ba6 Kg7 48.Bd3 Ne7 49.Be4 Kf6 50.f4 Ng8 51.Kf2 Nh6 ˝–˝. Aguettaz,Maxime (2325) – Azizyan,Genrikh (2190), Moscow Aeroflot op–C, 2006. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0–0 5.Bg2 d5)

6.d3 c5

7.a3 Qb6 8.c3 a5 9.Nbd2 ab4 10.cb4 cb4 11.Qb3 Nc6 12.Rb1 Be6 13.0–0 d4 14.Qd1 ba3 15.Ba3 Qc7 16.Bc5 Nd7 17.Bb4 Rfc8 18.Ng5 Ba2 19.Rb2 Nb6 20.Bh3 e6 21.Nde4 Nb4 22.Rb4 Nd5 23.Ne6 fe6 24.Be6 Kh8 25.Rb2 Nc3 26.Nc3 Be6 27.Ne4 Bd5 28.Qb1 Ra6 29.Rb5 Bc6 30.Rc1 Qe7 31.Rb4 Rca8 32.Rbc4 Ra2 33.e3 de3 34.fe3 Rb2 0–1. Tetenkina,I – Toma,K, 2nd ch–EUR Women (Warsaw Poland) (5), 2001.

7.bc5 Qa5 8.Nbd2 Qc5 9.0–0 Nc6 10.a3 d4 (10...b5 11.a4=) 11.Rc1 Bg4 12.Nb3 Qd6 13.Nfd4 Nd4 14.Nd4 Nd5 15.Nb5 Qc5 16.Bg7 Kg7 17.c4 Nf6 18.Qd2 Rab8 19.d4 Qb6 20.f3 Bd7 21.Nc3 Rfd8 22.Rfd1 Qa6 23.Qd3 Qa3 24.Ra1 Qb4 25.Ra7 Bc6 26.Rb1 Qd6 27.d5?? Be8 28.Rab7+– Rb7 29.Rb7 Nd7 30.Ne4 Qe5 31.Qc3 Qc3 32.Nc3 Nc5? 33.Rb2 e6 34.e4 ed5 35.cd5 1–0. sagonek – jarda61, kurnik, 2011.

7.bc5 Qa5 8.Nbd2 Qc5 9.0–0 Nc6 10.a4 Bf5 11.Nb3 Qd6 12.Nfd4 Nd4 13.Nd4 Bd7 14.Qd2 Rfe8 15.Rfb1 Rac8 16.Ra2 e5 17.Ba3 Qb8 18.Nb5 Re6 19.a5 a6 20.Nc3 d4 21.Rb7 dc3 22.Qe1 Qb7 23.Bb7 Rc7 24.Be4 Ne4 25.de4 Bh6 26.e3 f5 27.ef5 gf5 28.Bb4 f4 29.Bc3 fe3 30.fe3 Bb5 31.Ra1 Rf7 32.Kg2 Bf1 33.Qf1 (better is 33.Kh1!? Bb5 34.e4 Rf3+–) 33...Rf1+/– 34.Rf1 Rc6 35.Be5 Be3 36.Kf3 Rc5 37.Bd6 Rf5 38.Ke2 (38.Ke3?! Rf1 39.c4 Kf7+=) 38...Rf1 39.Kf1 (39.Ke3?! Kf7=) 39...Kf7 40.Ke2 Bg1 41.g4 Ke6 42.Bf4 Kd5 43.Kd3 Bf2 44.Bg3 Bg3 (44...Bc5+–) 45.hg3 Kc5 46.c4 Kb4 47.Kd4 Ka5 48.Kc5 Ka4 49.Kb6 Kb4 50.c5 1–0. Poley,Vladimir (2395) – Menager,Erwan (2105), Avoine op, 2005. (=1.Nf3 Nf6 2.g3 d5 3.Bg2 g6 4.b4 Bg7 5.Bb2 0–0 6.d3 c5)

6.d3 c6

7.0–0 a5 8.a3 ab4 9.ab4 Ra1 10.Ba1 Qb6 11.c3 Re8 12.Nbd2 Bg4 13.h3 Bf3 14.Bf3 Nbd7 15.Qa4 h5 16.c4 dc4 17.Nc4 Qc7 18.b5 c5 19.Qa7 Rb8 20.b6 Qc8 21.Na5 Qd8 22.Rb1 Ne8 23.Bb7 1–0. Mejic – Sofrevski, Skopje 1962.

7.0–0 a5 8.a3 ab4 9.ab4 Ra1 10.Ba1 Qb6 11.c3 Bg4 12.Nbd2 Nbd7 13.Qa4 Qc7 14.c4 dc4 15.dc4 c5 16.h3 Bf3 17.Bf3 cb4 18.Qb4 Nc5 19.Bd4 Nfd7 20.e3 b6 21.Rb1 Rc8 22.h4 h5 23.Qb5 Qd6 24.Rd1 Bd4 25.ed4 Qd4 26.Ne4 Nd3 27.Qd5 N7e5 28.Ng5 Qf2 29.Kh1 e6 30.Qb7 Rf8 31.Qe4 Qg3 32.Rd3 Nd3 33.Qd3 Qh4 0–1. Poley – Begun, Belarus 1994.

7.0–0 Nbd7 8.c4 Re8 9.Nbd2 e5 10.cd5 Nd5 11.Qb3 a5 12.ba5 Ra5 13.Nc4 Rb5 14.Qc2 e4 15.de4 Bb2 16.Nb2 N5f6 17.e5 ˝–˝. Fasoli – Ravagnati, Milano 1986.

7.a3 Nbd7 8.Nbd2 a5 9.0–0 Re8 10.c4 e5 11.e4 de4 12.de4 c5 13.Bc3 ab4 14.ab4 Ra1 15.Qa1 cb4 16.Bb4 Qc7 17.Qc1 b6 18.Ne1 Nc5 19.Bc5 Qc5 20.Nb3 Qe7 21.Qc3 Bb7 22.f3 Nd7 23.Nd3 Bh6 24.Ra1 Be3 25.Kh1 Nc5 26.Ndc1 Qg5 27.Ne2 Nb3 28.Qb3 Bc5 29.Rd1 Bc6 30.Nc3 Ra8 31.Nb5 h5 32.Qd3 Kg7 33.Qe2 h4 34.g4 Qh6 35.Nc7 Ra3 36.Nd5 h3 37.Bf1 Qh4 38.Qe1 Qe1 39.Re1 Rf3 40.Be2 Ra3 41.g5 Bd5 (41...Bd5 42.ed5 Re3–+) 0–1. Gryncharov,Georgi – Donchev,Dimitar I (2440), BUL–ch Elenite, 1987.

7.Qc1 Bf5 8.Nbd2 Ng4 9.0–0 Qd7 10.Bg7 Kg7 11.Qb2 f6 12.c4 dc4 13.Nc4 Na6 14.a3 Nc7 15.a4 Nd5 16.b5 cb5 17.ab5 (17.Qb5?! Nc3 18.Qb2 Na4=) 17...b6 18.e4 Be4 19.de4 Nc7 20.Rad1 Qb5 21.Qb5 Nb5 22.Nd4 Nd4 23.Rd4 e5 24.Rd7 Rf7 25.Rfd1 b5 26.Na5 f5 27.Rf7 Kf7 28.ef5 gf5 29.Rd7 Kg6?? 30.Rd5 a6?? 31.h3 Nf6 32.Re5 Rc8 33.Re6 Rc1 34.Kh2 Kf7 35.Ra6 b4 36.Rb6 Rc2 37.Kg1 Rc1 38.Bf1 Rb1 39.Kg2 Ne4 40.Bd3 Re1 41.Be4 Re4 42.Nc6 Re6 43.Rb7 Kg6 44.Nb4 1–0. linakip – adamomariano, kurnik, 2011.

7.Nbd2 a6 8.0–0 Re8 9.a3 e5 10.Re1 Bg4 11.Rb1 Qc8 12.Ne5 Bh3 13.Nef3 Bg2 14.Kg2 Nbd7 15.c4 dc4 16.Nc4 Bf8 17.Qb3 b5 18.Na5 c5 19.Rbc1 Qd8 20.Nb7 Qb6 21.Nc5 Nc5 22.bc5 Bc5 23.d4 Bf8 24.a4 Rad8 25.e3 Qb7 26.ab5 ab5 27.Ba3 Ba3 28.Qa3 Ne4 29.Qd3 Ng5 30.Qe2 Re6 31.h4 Nf3 32.Qf3 Qf3 33.Kf3 b4 34.Rb1 Rb6 35.Rec1 b3 36.Rc3 Rdb8 37.Rb2 Kg7 38.Ke2 h5 39.Kd3 Kf6 40.f4 Kf5 41.Ke2 Kg4 42.Kf2 Kf5 43.Kf3 Kf6 44.e4 Kg7 45.d5 Rb4 46.Rd3 Kf6 47.Rc3 R8b7 48.Rc6 Ke7 49.e5 Rd4 50.d6 Kd7 51.Rc3 Rdb4 52.Ke3 Ke6 53.Kf3 Kd7 54.g4 hg4 55.Kg4 Ke6 56.Kg5 Kd7 57.Kf6 (57.Kf6 Rf4 58.Kg7 Rh4 59.Rcb3 Rb3 60.Rb3+/–) 1–0. linakip – arekb1, kurnik, 2012.

7.Nbd2 Qb6 8.c3 a5 9.a3 ab4 10.ab4 Ra1 11.Qa1 Ng4 12.0–0 Be6 13.Nb3 Qc7 14.Bc1 h6 15.Bf4 Qc8 16.h4 Na6 17.d4 Nc7 18.Nc5 b6 19.Nd3 Nb5 20.Nfe5 Ne5 21.Ne5 Be5 22.de5 Kh7 23.Rc1 Qb7 24.e4 Ra8 25.Qb2 Na3 26.Ra1 Nc4 27.Qc1 Ra1 28.Qa1 de4 29.Be4 Bd5 30.Bd3 Qd7 31.Qf1 b5 32.h5 Qg4 33.hg6 fg6 34.Kh2 (better is 34.f3!? Qe6 35.Bc4 Bc4 36.Qf2=) 34...Ne5–/+ 35.Be5 Qh5 36.Qh3 Qe5 37.Qg4 Qf6 38.Kg1 Bf3 39.Qd7 h5 40.Qe8 Bd5 41.Qd8 Qe6 42.Qf8? Qe1 43.Bf1 Bc4 44.Kh2 Bg8?? 45.Bd3?? Qc3 46.Bg6 Kg6 47.Qg8 Qg7 48.Qe8 Qf7 49.Qc6 Kg7 50.Qc5 Qe8 51.Qe5 Kh6 52.Qe6 Kg7 53.Kh3 Qf7 54.Qe5 Qf6 55.Qh5 Qf2 56.Qb5 Qe1 57.Qg5 Kh7 58.Qh4 Kg7 59.Qd4 Kh7 60.Qd3 Kg7 61.b5 Qe6 62.g4 Qh6 63.Kg3 Qb6 64.Qc3 Kg8 65.Qc4 Kg7 66.Kf3 Qf6 67.Ke3 Qe5 68.Kd3 Qg3 69.Kc2 Qf2 70.Kb3 Qb6 71.Ka4 Qa7 72.Kb4 Qb6 73.Qc5 Qb7 74.Qc6 Qb8 75.b6 Qf4 76.Qc4 Qd6 77.Kb5 Qd7 78.Ka6 Qd8 79.b7 Qd6 80.Kb5 Qe5 81.Qc5 Qb2 82.Kc6 Qf6 83.Kd7 Qf4 84.Qe7 Kh8 85.Qe8 Kh7 86.b8Q Qg4 87.Qe6 Qd4 88.Qbd6 Qa7 89.Qc7 Qd4 (89...Qc7 90.Kc7 Kg7 91.Kd6 Kf8 92.Qe7 Kg8 93.Ke5 Kh8 94.Kf6 Kg8 95.Qg7) 1–0. Ivanov,Ivelin (1900) – Toshev,Vladimir, Baharov Memorial op, 2007. (=1.Nf3 Nf6 2.g3 d5 3.Bg2 g6 4.b4 Bg7 5.Bb2 0–0 6.d3 c6)

7.Nbd2 Qb6 8.c3 a5 9.a3 c5 10.0–0 ab4 11.Qb3 Nc6 12.cb4 cb4 13.Rab1 Be6 14.ab4 Rfc8 15.b5 Na5 16.Qb4 Nc6 17.Qh4 Nb8 18.Bd4 Qd6 19.e4 de4 20.de4 Nfd7 21.e5 Ne5 22.Be5 Be5 23.Ne4 1–0. Poley – Von Bahr, Stockholm 1992.

7.Nbd2 Qb6 8.c3 c5 9.Qb3 Nc6 10.Rb1 Re8 11.e4 (11.bc5!? Qc5 12.c4=) 11...de4=+ 12.Nc4? (better is 12.de4 cb4 13.Ng5=+) 12...ef3–+ 13.Nb6 fg2 14.Rg1 ab6 15.Rg2 (better is 15.c4–+) 15...Ne5 16.bc5 (16.Kf1 Bf5 (16...Nd3?! 17.c4 Nb4 18.a3–+) 17.Ra1 Bd3 18.Kg1 c4–+) 16...Bh3 (16...Nd3?! 17.Kf1–+) 17.Kf1 (17.f4 Nf3 (17...Bg2?! 18.fe5 Ng4 19.e6–/+) 18.Kf2 Nd2–+) 17...bc5 (better is 17...Nf3 18.Ke2 Bg2 19.cb6 Nh2 20.c4–+) 18.Rd1 (18.Qd1–+) 18...Nf3 19.c4 (19.Qc4 Ng4 20.Ke2 Bg2–+) 19...e5 20.d4 Ng4 21.d5 Bh6 22.d6 Ngh2 23.Ke2 Nd4 24.Rd4 ed4 (24...ed4 25.Kd1 Bg4 26.Kc2 Re2 27.Kd3 Bf3 28.Bd4 Rd2 29.Kc3 cd4 30.Kb4 Bg2–+; < 24...cd4 25.Rh2 d3 26.Qd3+/–; 24...Bg2?! 25.Rh4 Nf3 26.Rh6–/+) 0–1. Kondopoulos,D (2080) – Boros,De (2485), 1st Artemis Cup, Leros GRE, 2009.

7.Nbd2 Qb6 8.Bd4 Qb4 9.0–0 Na6 10.c4 c5 11.Rb1 Qa5 12.Nb3 Qc7 13.Be5 Qd7 14.cd5 Nd5 15.Bg7 Kg7 16.Qc2 Ndb4 17.Qb2 Kg8 18.a3 Nc6 19.Rfc1 b6 20.Ne5 Ne5 21.Ba8 Ng4 22.Nd2 Nc7 23.Bg2 Ne6 24.Nf3 Bb7 25.Rd1 h5 26.e3 f6 27.d4 c4 28.Qc2 Kg7 29.Qc4 Be4 30.Rbc1 Bd5 31.Qb4 Qb7 32.Nh4 Bg2 33.Ng2 Rf7 34.d5 Ng5 35.Qf4 Nh3 36.Kf1 Nf4 37.Nf4 Qa6 38.Kg2 Qa3 39.Ne6 Kh7 40.Rc8 Qa2 41.Nf8 Rf8 42.Rf8 Qf2 0–1. gentelmenjoe (1845) – bonik77 (1795), kurnik, 2012.

7.Nbd2 Be6 8.0–0 Nbd7 9.c4 dc4 10.dc4 Nb6 11.Qc2 Bf5 12.e4 Bg4 (better is 12...Ne4!? 13.Ne4 Bb2=+) 13.Rad1 Qc8 14.Rfe1 Bh3 15.Bh1 e5 (15...Rd8!?+=) 16.c5 Nbd7 17.Ne5 Ne5 18.Be5 Qe6 19.Nc4 Ng4 20.Bg7 Kg7 21.Rd6 Qe5?? (better is 21...Qe7+–) 22.Ne5 Ne5 23.Red1 Bg4 24.R1d2 Bf3 25.Qc3 Bh1 26.Qe5 f6 27.Rd7 Kh6 28.Qe7 Bf3 29.h4 Kh5+– 30.Qh7 Kg4 31.Qg6 Kh3 32.h5 Rg8 33.Rg7 Rgd8 34.Qh6 Rd2 35.Qd2 Rh8 36.Qe3 Bh5 37.g4 Kh4 38.g5 Rd8 39.Qg3 1–0. sagonek – marwaw, kurnik, 2011.

7.Nbd2 Re8 8.0–0 Nbd7 9.d4 Nb6 10.c3 Nfd7 11.e3 e5 12.a4 a5 13.b5 e4 14.Ne1 Nf6 15.Qc2 Bg4 16.c4 Be2 17.c5 Nc8 18.b6 Bf1 19.Bf1 Bh6 20.Qc3 Bg7 21.Nb3 Qd7 22.Na5 h5 23.Nb3 Ne7 24.a5 Qc8 25.Nc2 Nd7 26.Qb4 Nb8 27.Ra4 Na6 28.Qa3 Nf5 29.Nb4 Nb4 30.Qb4 h4 31.a6 hg3 32.hg3 Qb8 33.Na5 ba6 34.Nc6 Qb7 35.Na5 Qb8 36.Nb3 Bf8 37.Ba6 Re6 38.Qb5 Ne7 39.Na5 Rf6 40.c6 Nc6 41.Nc6 Qe8 42.b7 Rb8 43.Nb8 Qb8 44.Qd5 Rb6 45.Ba3 Bh6 46.Bc5 Re6 47.Ba7 Qa7 48.Qd8 Kg7 49.b8Q 1–0. Humbert – Wavresky, 1989.

7.Nbd2 Re8 8.c4 Nbd7 9.0–0 e5 10.cd5 cd5 11.e4 d4 12.Nc4 Qe7 13.a4 Rd8 14.Ba3 Ne8 15.b5 Qe6 16.Rc1 f6 17.Nfd2 Nb6 18.f4 Nc4 19.Nc4 Bf8 20.Bf8 Kf8 21.fe5 Kg7 22.ef6 Nf6 23.e5 Ng4 24.Qf3 Ne5 25.Ne5 Qe5 26.Qf7 Kh8 27.Rce1 Qg7 28.Re7 Qf7 29.Rff7 Bf5 30.Rh7 Kg8 31.Bb7 Rab8 0–1. gentelmenjoe (1835) – mkowalczyk (1915), kurnik, 2012.

7.Nbd2 Bg4 8.0–0 (--> 6.0–0 c6 7.d3 Bg4 8.Nbd2).

7.Nbd2 Bg4 8.c4 Re8 9.Ne5 Bf5 10.0–0 Nbd7 11.Qb3 Ne5 12.Be5 Qd7 13.cd5 cd5 14.Rfc1 Rac8 15.Qb2 Bh3 16.Bh1 Nh5 17.Bg7 Ng7 18.Nf3 h6 19.Ne5 Qe6 20.e3 Rc1 21.Rc1 Rd8 22.d4 Nh5 23.Bf3 Nf6 24.Rc7 Ne4 25.Qc1 Kf8 26.a3 Qb6 27.Bg2 Bg2 28.Kg2 Qf6 29.f3 Nd6 30.Qc5 Kg7 31.Qd5 e6 32.Qc5 Qf5 33.e4 Ne4 34.fe4 Qe4 35.Kh3 Rf8 36.Qc3 Kg8 37.d5 Qe2 38.de6 Qf1 39.Kh4 g5 40.Kg4 f5 41.Kh5 Qh3 42.Kg6 f4 43.Rg7 Kh8 44.Nf7 Rf7 45.ef7 Qe6 46.Qf6 Qf6 47.Kf6 h5 48.f8Q 1–0. gentelmenjoe (1765) – digoxin (1870), kurnik, 2012.

7.Nbd2 a5

8.a3 Qd6 9.Be5 Qd8 10.0–0 Nbd7 11.Bb2 Qb6 12.Bd4 Qc7 13.c4 e5 14.Bb2 Re8 15.cd5 cd5 16.e4 d4 17.Rc1 Qd8 18.Nc4 ab4 19.ab4 Re6 20.Ng5 Rea6 21.b5 Ra2 22.Qb3 Nc5 23.Nf7 Nb3 24.Nd8 Nc1 25.Rc1 Bd7 26.Nb7 Bb5 27.Nbd6 Bc4 28.Nc4 Rc8 29.Bh3 Rc4 30.Rc4 Rb2 31.Be6 Kf8 32.Rc7 Nh5 33.Rf7 Ke8 34.Bc4 Bh6 35.Rh7 Bd2 36.Bf7 Kd8 37.Bg6 Nf6 38.Rf7 Nd7 39.h4 Nc5 40.h5 Nd3 41.f4 ef4 42.h6 Be3 43.Kf1 fg3 44.h7 g2 0–1. gentelmenjoe (1905) – dymjan (1950), kurnik, 2012.

8.ba5 Qa5 9.0–0 Na6 10.Nb3 Qb6 11.Rb1 Qc7 12.a3 Re8 13.Nbd2 e5 14.c4 e4 15.Nd4 e3 16.fe3 Re3 17.N2f3 Re8 18.Qb3 Nc5 19.Qc2 dc4 20.dc4 Ng4 21.Bc1 Ne3 22.Be3 Re3 23.Qd2 Rea3 (23...Raa3?! 24.Nc2 Ne4 25.Qe1=) 24.Rfd1 Bg4 25.Qb4 R3a5 26.Nb3 Nb3 27.Qb3 Rb8 28.Kf1 Bf5 29.Rbc1 Bh6 30.Rc3 Bg7 31.Re3 1–0. linakip – unuklukin, kurnik, 2012.

8.ba5 Qa5 9.0–0 Nbd7 10.c4 Nc5 11.Nb3 Qb4 12.Qd2 Qd2 13.Nbd2 Na4 14.Be5 Ng4 15.Bg7 Kg7 16.cd5 cd5 17.Rfc1 e6 18.h3 Nf6 19.Rab1 Ne8 20.Nd4 Nd6 21.Nb5 Rd8 22.Nf3 Kf6 23.Nfd4 Nb5 24.Rb5 Ke5 25.Rb4 Ra6 26.f4 Kf6 27.Nf3 Nb6 28.Rb2 Nd7 29.Rbc2 Ra8 30.Kf2 Ke7 31.Rc7 f6 32.R1c2 Kd6 33.Nd4 b6?? (better is 33...Ke7+/–) 34.R2c6+– Ke7 35.Re6 Kf8 36.Bd5 Ra4 (36...Ra5 37.Nc6 Rc5+–) 37.Nc6 1–0. Schwammberger,Eugen (1950) – Schirmer,Werner (2050), Seefeld op, 2005. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0–0 5.Bg2 d5 6.d3 c6 7.Nbd2 a5)

8.ba5 Qa5 9.a4 Qb6 10.Ra2 Ne4 11.de4 Bb2 12.Qb1 Bd4 13.Nd4 Qd4 14.ed5 cd5 15.c3 Qc3 16.0–0 Qe5 17.Nf3 Qd6 18.Rd1 Nc6 19.Qc1 Kg7 20.Nd4 Nd4 21.Rd4 Qf6 22.Rh4 (worse is 22.Rd5 Be6–/+) 22...h5 23.Rb4 Qe5 24.Rb5 Rd8 25.e4 e6 26.ed5 ed5 27.a5 Ra6 28.Rd2 Be6 29.h3 Rc6 30.Qd1 Rdc8 31.Kh2 (31.Rb7?? Rc1 32.Rb1 Rd1 33.Rbd1 Ra8–+) 31...Rc1 32.Qe2 Qe2 33.Re2 R1c2 34.Rc2 Rc2 35.Kg1 d4 36.Be4 Ra2 37.Kg2 Ra3 38.Rb7 Kf6 39.Rb4 d3 (39...Ra5?! 40.Rd4 Ke5 41.Rb4=) 40.Rb2? (better is 40.Rd4=) 40...Ke5–+ (40...Ra5?! 41.Bd3 Bd5 42.f3=) 41.f3 Kd4 42.Kf2 Ra5 43.Rb4 Kc3 44.Rb6 Ra2 45.Ke3 Re2 46.Kf4 d2 47.Rc6 Bc4 (47...Bc4 48.Rd6 f5–+) 0–1. Sulava,Nenad (2450) – Jukic,Branimir (2385), CRO–Cup Pula, 1998. (=1.Nf3 d5 2.g3 Nf6 3.Bg2 g6 4.b4 Bg7 5.Bb2 0–0 6.d3 c6 7.Nbd2 a5)

8.ba5 Ra5 9.c4 dc4 10.Nc4 Rh5 11.0–0 Be6 12.Qc2 Nbd7 13.e4 Qc7 14.Rfe1 Ra8 15.a4 Nb6 16.Be5 Qd8 17.Nb6 Qb6 18.d4 Qd8 19.Rab1 Qd7 20.Qb2 Ra4 21.Qb7 ˝–˝. Wallwork – RF Turner, corr SCCA 1997.

8.a3 ab4 9.ab4 Ra1

10.Qa1 Na6 11.Qa3 b5 12.0–0 Qd6 13.Rb1 Bb7 14.e4 de4 15.de4 Qd7 16.Re1 Ra8 ˝–˝. Woods,Richard (1745) – Boulade,Olivier (1610), IECG, 2001.

10.Qa1 Na6 11.Qa3 Qb6 12.c3 Ng4 13.0–0 e5 14.h3 Nh6 15.e4 Be6 16.Ng5 Nc7 17.Ne6 fe6 18.Qb3 Ra8 19.c4 d4 20.c5 Qb5 21.Ra1 Ra1 22.Ba1 b6 23.cb6 Qb6 24.Nc4 Qb5 25.Nd6 Qb6 26.Nc4 Qb5 27.Nd6 Qa6 28.Bb2 Nf7 29.Nc4 Qb5 30.Na3 Qb7 31.Bc1 Nd6 32.Nc2 Qa6 33.h4 Kf7 34.Bh3 Qb5 35.h5 c5 36.hg6 hg6 37.Bd2 c4 38.dc4 Qc4 (38...Ne4?? 39.Qf3 Kg8 40.cb5 Nd2 41.Qc6+–; worse is 38...Nc4 39.Na3 Na3 40.Qa3+=) 39.Qf3 Ke7 40.Ne1 Ncb5 41.Bf1 Qc6 42.Bg5 Kd7 43.Nd3 Nc3? 44.Bh6!!+– Bh8 45.Nc5 Kc7 46.Ne6 Kb6 47.Qf8 Nb7 48.Qa8 Qa4 49.Qh8 Qb4 50.Qe5 Nd6 51.Bf8 Nce4 52.Qe4! (52.Qe4 Ne4 53.Bb4+–) 1–0. Kivipelto,Kaj Erik (2255) – Lehti,Juhani (2070), FIN–chT, 2000. (=1.Nf3 Nf6 2.g3 g6 3.b4 d5 4.Bg2 Bg7 5.Bb2 0–0 6.d3 c6 7.Nbd2 a5 8.a3 ab4 9.ab4 Ra1)

10.Qa1 Na6 11.c3 b6 12.0–0 Bb7 13.Qa4 Qd7 14.c4 Ra8 15.Qb3 Qd6 16.Rb1 b5 17.c5 Qe6 18.Ra1 h6 19.e3 Nc7 20.Ra8 Na8 21.Qa3 Nc7 22.Qa7 Qc8 23.Nb3 Ne6 24.Bh3 Qa8 25.Qa8 Ba8 26.Be6 fe6 27.Na5 Bh8 28.Be5 Nd7 29.Bh8 Kh8 30.Nd4 Nb8 31.Ne6 Na6 32.Kf1 g5 33.g4 Kh7 34.Ke2 h5 35.h3 hg4 36.hg4 Kg8 37.Kd2 Kf7 38.Nd8 Ke8 39.Ndc6 Kd7 40.Ne5 Ke6 41.Nf3 Nb4 42.Ng5 Kf6 43.f4 e5 44.Nf3 Nd3 45.Kd3 e4 46.Ke2 ef3 47.Kf3 b4 48.g5 1–0. Poleschi – Pires, email 1999.

10.Qa1 Na6 11.c3 Bg4 12.h3 Bf3 13.Bf3 Qd6 14.0–0 Ra8 15.Qb1 Qe6 16.Kh2 b5 17.e4 de4 18.Re1 Nc7 19.Ne4 Ne4 20.Re4 Qf6 21.Kg2 Ne6 22.Re3 Ng5 23.Bd1 Qf5 24.h4 Qd5 25.Kh2 Ne6 ˝–˝. Serrano Pozo,Fermin – Miguel,Jesus, UECC email, 1999. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 0–0 5.Bg2 d5 6.d3 c6 7.Nbd2 a5 8.a3 ab4 9.ab4 Ra1)

10.Qa1 Qb6 11.0–0 Qb4 12.Ba3 Qb6 13.Be7 Re8 14.Bf6 1–0. gentelmenjoe (1930) – edgemen (1875), kurnik, 2012.

10.Qa1 Nbd7 11.c4 e6 12.0–0 Nh5 13.Bg7 Ng7 14.Qa7 Qc7 15.Rc1 Nf6 16.cd5 ed5 17.b5 Qd6 18.bc6 bc6 19.Qc5 Qc5 20.Rc5 Bd7 21.Ne5 Rc8 22.Bd5 cd5 23.Nd7 Rc5 24.Nc5 Ne6 25.Ndb3 Kf8 26.d4 h5 27.f3 Ke7 28.Kf2 Ng5 29.h4 Ne6 30.Ke3 Kd6 31.Ne6 fe6 32.Kf4 Ke7 33.Kg5 Kf7 34.Nc5 Nh7 35.Kf4 Nf8 36.Ke5 Ke7 37.e3 Kf7 38.Kd6 Kf6 39.Nd7 Nd7 40.Kd7 e5 41.Kd6 e4 42.fe4 de4 43.d5 g5 44.Kc7 gh4 45.gh4 Kf5 46.d6 Kg4 47.d7 Kh4 48.d8Q Kg3 49.Qg5 Kf3 50.Qf4 Kg2 51.Qe4 Kg3 52.Qf4 Kh3 53.Kd6 h4 54.Ke5 Kg2 55.Qh4 Kf3 56.Qf4 Ke2 57.Kd4 Kd2 58.Qf2 Kc1 59.Kc3 Kd1 60.Qd2 1–0. gentelmenjoe (1915) – kuzelnik (1910), kurnik, 2012.

10.Ba1 Na6 11.c3 Ne8 12.0–0= Nd6 13.Qb3 e5 14.e4 de4 15.de4 Be6 16.c4 f6 17.Rb1 Qe7 18.Bf1 Ra8 19.Bb2 Nc7 ˝–˝. Ivanisevic,I (2550) – Pavlovic,Mi (2545), Karadjordje–Serbia, 2004.

7.Nbd2 Nbd7

8.0–0 a5 9.a3 ab4 10.ab4 Ra1 11.Qa1 h6 =.

8.0–0 a5 9.ba5 Qa5 =.

8.0–0 Qc7 9.Qc1 Re8 10.c4 e5 11.cd5 Nd5 12.a3 N7f6 13.e4 Nb6 14.Nc4 Nc4 15.Qc4 Be6 16.Qc2 (worse is 16.Be5 Bc4 17.Bc7 Bd3–/+) 16...Nd7 17.Bc3 Rac8 18.Qb2 b6 19.Ng5 c5 20.Ne6 Re6 21.b5 c4 22.d4 ed4 23.Bd4 c3 24.Qc2 Bd4 25.Rac1 Nc5 26.Qe2 Qe7 27.Bh3 f5 28.Kg2 Re4 29.Qc4 Qe6 30.Qe6 Re6 31.g4 Nd3 32.Rc2 Ne1 33.Re1 Re1 34.gf5 Rce8 35.fg6 hg6 36.Bg4 Rb1 37.h3 Rb2 38.Rc1 Rf2 39.Kg3 Re3 40.Kh4?? Bf6# 0–1. linakip – popokatepetl, kurnik, 2011.

8.0–0 Re8 9.e4 (9.c4 e5=) 9...de4 (9...Ne4 10.Bg7 Nd2 11.Qd2 Kg7 12.Rfe1–/+) 10.de4=+ e5 (10...a5 11.a3 Ne4 12.Bg7 Nd2 13.Nd2 Kg7 14.Nc4=+) 11.Nc4 Qc7 (11...Ne4 12.Re1 f5 13.Nfe5 Ne5 14.Qd8 Rd8 15.Be5=) 12.Nce5 (better is 12.Qd6 Qd6 13.Nd6+/–) 12...Ne5=+ 13.Ne5 Re5 14.Be5 Qe5 15.f4 Qe7 16.e5 Ng4 17.Qd2 Be6 18.Rad1 Bf8 19.h3 Nh6 20.Qd6 Qd6–/+ 21.ed6 Rd8 22.a3 Rd6 23.Rd6 Bd6 24.Rd1 Bc7 25.b5 Nf5 26.Kf2? Bb6 27.Ke1 Ng3 28.bc6 bc6 29.Bc6 Nh5 30.Bd7 Nf4 31.Be6 Ne6 32.Rd7 Nf4 0–1. gbsrao (2220) – kuksifae (2390), net–chess.com, 2010.

8.c4 Re8 9.0–0 e5 10.cd5 cd5 11.e4 d4 12.Nc4 Qe7 13.b5 Nh5 14.a4 Nb6 15.Ba3 Qd8 16.Nd6 Re6 17.a5 Nd7 18.h3 Ndf6 19.Nf7 Kf7 20.Ng5 Kg8 21.Qb3 Qe8 22.f4 Kh8 23.fe5 Bh6 24.ef6 Rf6 25.Nf7 Kg7 26.Nh6 Kh6 27.Bc1 Kg7 28.Bb2 Qe5 29.g4 Nf4 30.Qc4 Be6 31.Qd4 Ne2 32.Kh1 Nd4 0–1. gentelmenjoe (1940) – avehaker (2005), kurnik, 2012.

8.e4 Qb6 9.c3 =+.

8.e4 Nb6 9.0–0 Bg4 10.Re1 de4 11.Ne4 (11.de4!? Qc7 12.h3 Bf3 13.Nf3= (< 13.Bf3 Rfd8=+)) 11...Ne4–/+ 12.Bg7 Nf2 (12...Kg7?! 13.Re4 f5 14.Re1=) 13.Bf8?? (better is 13.Qd2 Kg7 14.Qf2 Bf3 15.Bf3=+) 13...Nd1–+ 14.Be7 Qc7 15.Rad1 Nd5 16.c4?? Ne7 0–1. gbsrao (2290) – lsanchez (2330), net–chess.com, 2009.

8.e4 Re8 9.ed5 (9.e5 Ng4 10.Qe2 a5=) 9...Nd5 10.Bg7 Kg7 11.0–0 (11.Qb1 a5 12.b5 e5=) 11...N7f6 (11...Nb4 12.Re1=+) 12.Ne4 (12.Qb1 a5 13.ba5 Qa5=) 12...Ne4 (12...Nb4 13.Qd2 Nbd5 14.Rfe1=+) 13.de4 Nf6 (13...Nb4!? 14.Qe1 Qd6=+) 14.Qe2 (14.e5 Nd5 15.a3 Bg4+=) 14...Bg4 (14...e5 15.Rfd1 Qe7 16.c3=) 15.Rfd1+= Qc7 16.e5 (16.h3 Bf3 17.Qf3 Rad8+=) 16...Nd5 (16...Nd7 17.Re1=) 17.Qc4 (17.Qe1 a5 18.b5 Red8+=) 17...Rad8?? (better is 17...Bf3 18.Bf3 Qe5 19.Bd5 cd5 20.Qd5 Qd5 21.Rd5 Rad8=) 18.Qg4+– 1–0. gbsrao (2190) – fersbery (2140), net–chess.com, 2008.

6.d3 Nc6

7.a3 e5 8.0–0 d4 9.c3 Be6 10.cd4 ed4 11.b5 Na5 12.Bd4 a6 13.a4 c6 14.ba6 ba6 15.Bb2 c5 16.Nbd2 Nc6 17.Bc3 Rb8 18.Ne5 Qc7 19.Ndf3 (better is 19.Nc6 Rb7 20.Rc1+–) 19...Ne5?? (better is 19...Nd5 20.Nc6 Nc3–+) 20.Be5+– (20.Ne5 Ng4 21.Ng4 Bc3+=) 20...Qa7 21.Bb8 Rb8 22.Rb1 Nd5 23.Rb8 Qb8 24.Qb1 Qa7 25.Rc1 Nc3 26.Qc2 Qb6 27.Nd2 Ne2 28.Kf1 Nc1 29.Qc1 Qa5 30.Nc4 Qa4 31.Be4 Bc4 32.dc4 Qb4 33.Bd5 a5 34.Qf4 Qb1 35.Kg2 Qf5 36.Qb8 Bf8 37.Qd8 Kg7 38.Qa5 Qd3 39.Qc7 Qf3?? 40.Kf3 (40.Kf3 h5 41.Qf7 Kh6 42.Be4 Bg7 43.Qg6#) 1–0. linakip – msidnf, kurnik, 2012.

7.b5 Nb8 =.

7.Nc3 Nb4 8.0–0 –/+.

7.Nc3 Bg4 8.0–0 (8.b5 Bf3 9.Bf3 Ne5=+) 8...d4 (8...Nb4 9.Ne5–/+) 9.Ne4 (9.Na4 Rb8=) 9...e5 (better is 9...Ne4!? 10.b5 Nc5 11.bc6 bc6–/+) 10.b5= Ne7 (10...Ne4!? 11.bc6 Nc5=) 11.Ne5+/– Bf5 (11...Ne4 12.Ng4 Nd6 13.Qd2+=) 12.c4 (12.Nd2 Nd7 13.Nec4 c6+/–) 12...Nh5 (12...Rb8 13.Nf6 Bf6 14.Nf3+/–) 13.Nf3 Be4 (13...a6 14.a4+/–) 14.de4+– c5 15.bc6! Nc6 16.Qd2 Re8 17.g4 Nf6= 18.Nd4? Ne4–/+ 19.Be4 Re4 20.e3 Rg4 21.Kh1=+ Nd4 22.ed4 Bd4 23.Rad1+= Qf6 24.Qe2?? Qc6–+ 25.f3 Bb2 26.Qb2 Re8 27.Qc3 Rc4 28.Qd2 Qc7 29.Qg5? Rc2 30.Qh4 Kg7 31.a3 Ree2 32.Qd4 f6 33.Qd7 Qd7 34.Rd7 Kh6 35.Rfd1 Rh2 36.Kg1 Rcg2 37.Kf1 Ra2 38.Kg1 Rag2 39.Kf1 Ra2 40.Kg1 Rh3 41.Rb7 Ra3 42.Kg2 Rhf3 43.Rh1 Kg5 44.Rhh7 Rfc3 45.Ra7 Rc2 46.Kf1 Ra7 47.Ra7 f5 0–1. gbsrao (2200) – matof (2175), net–chess.com, 2008.

6.d3 Qd6

7.a3 a5 8.b5 Qc5 9.0–0 Qb5 10.Qc1 Qc5 11.Nbd2 Rd8 12.Bd4 Qc6 13.c4 Qe6 14.cd5 Nd5 15.Bg7 Kg7 16.e4 Nf6 17.Qc7 Nc6 18.d4 Rd7 19.Qb6 Nd4 20.Qd4 Rd4 21.Nd4 Qd6 22.N4f3 Ng4 23.Rfd1 b5 24.e5 Qc5 25.Rac1 Qf2 26.Kh1 Qe3 27.h3 Nf2 28.Kh2 Nd1 29.Rd1 Qa3 0–1. gentelmenjoe (1840) – tajemniczymen (1795), kurnik, 2012.

7.a3 a5 8.c3 e5 9.Nbd2 ab4 10.ab4 Ra1 11.Qa1 e4 12.Nd4 ed3 13.ed3 Nc6 14.N2f3 Re8 15.Kd2 Nd4 16.Nd4 Ng4 17.Re1 Rd8 18.Re2 Bd4 19.cd4 Nh2 0–1. jvanmechelen (2550) – deixron (2505), net–chess.com, 2011.

7.a3 a5 8.Be5 Qd7 9.Qd2 Nc6 10.Bb2 ab4 11.ab4 Ra1 12.Ba1 Qd6 13.b5 Nb8 14.0–0 Nbd7 15.Qf4 Qf4 16.gf4 c5 17.Nbd2 b6 18.Ne5 Bb7 19.Nc6 e6 20.c4 Ra8 21.Nf3 dc4 22.dc4 Bh6 23.e3 Ra2 24.Rd1 Kf8 25.Ng5 Ke8 26.Bf6 Rc2 27.Ne5 Nf6 28.Bb7 Ra2 29.Ngf7 Bf8 30.Ng5 Be7 31.Ne6 1–0. Poleschi – Fantoni, email 1998.

7.a3 a5 8.Be5 Qe6 9.b5 (worse is 9.Bc7 Ne8 10.Bb8 Ba1–/+ (worse is 10...Rb8 11.d4+=)) 9...Nbd7 10.Bb2 (10.Bc7? Ne8 11.Be5 Ne5 12.Ne5 Qe5–+) 10...Qb6 11.a4 c6 12.Bd4 Qc7 13.0–0 cb5 14.ab5 e5 15.Bb2 Re8 16.Na3 a4 17.c4 e4 18.Nd4 Qc5 19.cd5 Nd5 20.Rc1 Qb4 21.Nc4 ed3 22.Ba3 de2 23.Ne2 Qb3 24.Bd5 Qd1 25.Rfd1 (25.Rcd1?! Re2 26.Nd6 Bf8 27.Bf7 Kh8 28.Nc8 Ba3 29.Rd7 Rc8 30.Rb7 Bc5+=) 25...Re2 26.Nd6 (26.Nd6 Bf8 27.Rc8 Rc8 28.Bf7 (28.Nc8?! Ba3 29.Bf3 Rc2+=) 28...Kh8 29.Nc8 Ba3 30.Rd7+–) 1–0. Poleschi,Ricardo D (2425) – Valverde Lopez,Mario (2210), Magistral LIAPE I, 2002. (=1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 d5 5.Bg2 0–0 6.d3 Qd6)

7.a3 Re8 8.0–0 Nbd7 9.Nbd2 e5 10.e4 c6 11.Re1 b5 12.d4 de4?? (12...ed4 13.ed5 A) 13...Qd5? 14.Nd4 (14.Bd4?! Re1 15.Qe1 Bb7+=) 14...Re1 15.Qe1+–; B) 13...Re1 14.Qe1 B1) 14...Qd5? 15.Nd4 (15.Bd4?! Bb7=) 15...Qd6 16.Nb5+–; B2) 14...Nd5 15.Bd4 a5+=) 13.de5+– (13.Ne4?! Ne4 14.Re4 f5 15.Re5 Ne5 16.Ne5 Bb7=) 13...Ne5 14.Ne5 Re5 15.Be5 Qe5 16.Ne4 Bg4?? 17.Nf6 (17.Nf6 Qf6 18.Qg4+–) 1–0. gbsrao (2230) – ctrotter (2385), net–chess.com, 2009.

7.Nbd2 Qb4 8.Rb1 Qa5 9.a3 c5 10.0–0 Nc6 11.Nb3 Qb6 12.Re1 Re8 13.e4 de4 14.de4 e5 15.a4 (15.Qe2 Bf8–/+) 15...Be6 (15...c4 16.Nbd2 Qc5 17.Bc3–/+) 16.a5 (16.Ne5 Bb3 17.Nc6 Ba2 18.Bf6 Qc6+= (< 18...Bb1 19.Ne7 Re7 20.Be7+=)) 16...Qc7 (16...Na5 17.Na5 Rad8 18.Qe2 Qa5 19.Be5=+) 17.Bc3 (17.Nc5!? Na5 18.Ne6 Re6 19.Bf1–/+) 17...Rad8–+ 18.Qe2 Nd4 19.Nfd4 cd4 20.Bb4 Nd7 21.Rf1? Bc4–+ 22.Qd2 Bf1 23.Bf1 Bf8 24.Bd3 Bb4 25.Qb4 h6 26.Bb5 Qc2 27.Rc1 Qe4 28.Bd7 Rd7 29.Nc5 Qc6 0–1. gbsrao (2310) – morpheas (2250), net–chess.com, 2010.

7.Nbd2 Qb4 8.Rb1 Qa5 9.a3 c6 10.0–0 –/+.

7.Nbd2 Qb4 8.Rb1 Qa5 9.a3 Ng4 10.Bg7=+ Kg7 11.0–0 (11.Qc1!?=+) 11...Qa3–/+ 12.Rb3 (12.c4 c6–/+) 12...Qa5 (12...Qd6 13.Qa1 Qf6 14.d4–/+) 13.h3 Nf6 14.e4 (14.c4 Nc6–/+) 14...de4–+ 15.Ne4 Ne4 16.de4 Nc6 17.Qc1 (17.Nd4 Nd4 18.Qd4 e5–+) 17...f6 (17...Rd8 18.Qb2 f6 19.e5–/+) 18.Re1 (18.Qe3 Qh5–+) 18...Qh5 (18...e5 19.Rd1–+) 19.g4 (19.e5 Bh3 (19...Ne5?! 20.Ne5 fe5 21.Qa1=+) 20.Rb7 Bg2 21.Kg2 Ne5 22.Ne5 fe5–/+) 19...Qh6 20.Qh6 Kh6 21.e5 Rb8 22.ef6 ef6 23.Nd2 Bd7 24.Reb1–/+ b6 25.Rc3 Nd4 26.Rc7=+ Ba4 27.c3 Bc2 28.Rb2 Ne2= 29.Kh2 Bd3 30.Ra7 Nc3 31.Rc7 Na4 32.Ra2 b5–/+ 33.Ne4 Rbe8 34.Nc5? Nc5–/+ 35.Rc5 Re2 36.Re2 Be2 37.f4 Rb8 38.g5=+ fg5 39.fg5 Kg7 40.Kg3 b4–/+ 41.Rc7 Kh8 42.Bd5 b3–+ 43.Rb7? Rb7 44.Bb7 Bd3 45.Bc6 b2 0–1. gbsrao (2185) – hzsolt (2005), net–chess.com, 2006.

6.d3 Nbd7

7.Nbd2 b6 8.c4 Bb7 9.cd5 Nd5 10.Bg7 Kg7 11.Qb3 N7f6 12.e4 1–0. gentelmenjoe (1850) – motyczynski (1925), kurnik, 2012.

7.Nbd2 c6 8.c3 e5 9.0–0 Qe7 10.Ne1 e4 11.de4 Ne4 12.Ne4 de4 13.Qc2 e3 14.f4 Nb6 15.Be4 Nc4 16.Bc1 Qf6 17.Bd3 Qc3 18.Bc4 Qa1 19.Nd3 Qd4 20.Bb2 Qe4 21.Bg7 Kg7 22.Qc3 f6 23.Nc5 Qe7 24.Rf3 Re8 25.Bd3 Bg4 26.Rf1 Rad8 27.a3 Bh3 28.Rf3 b6 29.Nb3 Qe4 30.Nc1 Qd4 31.Qc2 Qa1 32.a4 Rd3 (32...Rd3 33.Rf1 Rc3 34.Qc3 Qc3–+) 0–1. Briceno Ochoa,Jose Antonio – Pott,Brian (1745), IECG, 2004.

7.Nbd2 Re8 8.0–0 e5 9.e4 d4 10.c4 b6 11.Nb3 c5 12.bc5 bc5 13.Nfd2 a5 14.f4 a4 15.Nc1? (better is 15.fe5 Ne5 16.Nc5=+) 15...a3–+ 16.fe5?? (16.Bd4 cd4 (16...ed4?! 17.e5 Ra7 18.ef6 Nf6 19.Ncb3–/+) 17.Rb1 Qc7–+) 16...Ne5 17.Bd4 Qd4 18.Kh1 Qa1 19.Ndb3 Qc3 20.Ne2 Qb4 21.d4 cd4 22.Ned4 Qc4 23.h3 Bb7 24.Rf2 Ne4 25.Be4 Be4 26.Kh2 Rad8 27.Qe2 Rd4 28.Nd4 Qd4 29.Rf4 Nf3! 30.Rf3 Bf3 31.Qe8 Bf8 32.Qe1 Qb2 33.Kg1 Qg2 0–1. cibis – artur19601103, kurnik, 2011.

7.Nbd2 Re8 8.c4 c6 9.0–0 Nb6 10.cd5 cd5 11.Nb3 Na4 12.Bd4 Qd6 (50.) 0–1. Wachtel – Matem, New York 1967.

7.Nbd2 Re8 8.c4 e5 9.cd5 Nd5 10.Qb3 N5b6 11.a4 c5 12.a5 cb4 13.ab6 Nb6 14.Qb4 Bf5 15.0–0 e4 1–0. gentelmenjoe (1920) – szachmaster14 (1795), kurnik, 2012.

6.d3 Re8

7.0–0 Nbd7 8.Nbd2 e5 9.e4 d4 10.a4 b6 11.Nc4 c5 12.b5 h6 13.Nd6 Nh7? (better is 13...Re6 14.Nc8 Rc8=) 14.Ne8+– Qe8 15.c3 Bb7 16.cd4 ed4 17.Qb3 Kh8 18.Rae1 f6 19.Nd2 Ne5 20.h3 Bc8 21.f4 Be6 22.Nc4 Nc4 23.dc4 Qf7 24.Rc1 Rd8 25.Rf3 Qd7 26.Bf1 Bh3+= 27.Bd3 Bg4 28.Rf2 h5 29.Rh2 Re8 30.Qc2 Qe7 31.Re1 Kg8 32.Bc1 f5 33.e5 Nf8 34.Qg2 Bh6 35.Qd5 Qe6 36.Qb7 Qe7 37.Qg2 Qe6 38.Qa2 Qe7 39.a5 Qb7 40.ab6 ab6 41.Qa6?? Qf3–+ 42.Bf1 Qg3 43.Rg2 Qe1 44.Qb6 Qc1 45.Qc5 Bf4 46.Qd5 Re6 47.b6 Qe3 48.Rf2 Be5 49.b7 Bg3 50.Qg2 Bf2 51.Qf2 Qf2 52.Kf2 Rb6 53.Bg2 Nd7 54.Bd5 Kg7 55.Ke1 Nc5 56.Kd2 Nb7 57.Kd3 Kf6 58.Kd4 h4 59.c5 Nc5! 60.Kc5 Rb2 (60...Rb2–+) 0–1. cibis – artur19601103, kurnik, 2011.

7.0–0 Bg4 8.Re1 c6 9.Nbd2 Nbd7 10.e4 de4 11.de4 Qc7 12.c4 Rad8 13.Qc2 Bf3 14.Nf3 Nb6 15.a3 e6 16.c5 Nc8 17.Rad1 Rd1 18.Rd1 Rd8 19.a4 (better is 19.Rd8!? Qd8 20.Bd4+/–) 19...Rd1= 20.Qd1 Ne4 21.Bg7 Kg7 22.Qd4 Nf6 23.Ne5 Ne7 24.Ng4 Ned5?? (better is 24...Neg8=+) 25.Bd5+– e5 26.Ne5 Nd5? 27.Nc6+– f6 28.Na5 Qe5 29.Qe5 fe5 30.Nb7 Nb4 31.Nd8 Kf6 32.c6 Ke7 33.c7 Kd7 34.Nf7 Kc7 35.Ne5 Kd6 36.Nc4 Kc5 37.Ne5 Nd5 38.Nd7 Kb4 39.Nf8 Nf6 40.f3 g5 41.Ne6 h6 42.Nd4 Ka4 43.Nf5 Ng8 44.f4 gf4 45.gf4 Kb3 46.Nd4 Kb4 47.Nc6 Kc4 48.Na7 Kd3 49.Nc6 Ke3 50.f5 Ke4 51.Ne7?? Nf6 52.Kg2+/– h5 53.Kg3 Ng4 54.h3 Nh6 55.Kh4 Nf5= 56.Nf5 Kf5 57.Kh5 Kf6 58.Kh6 Kf5 59.h4 Kf6 60.h5 Kf7 61.Kh7 Kf8 62.h6 Kf7 63.Kh8 Kf8 64.h7 Kf7 ˝–˝. cibis – standys102, kurnik, 2011.

7.Nbd2 a5 8.b5 a4 9.Rb1 Nbd7 10.c4 Nc5 11.cd5 Nd5 12.Bg7 Kg7 13.Nc4?? (13.Qc2 Ne6+=) 13...f6?? (13...Nc3 14.Qc2 Nb1 15.0–0–/+) 14.0–0 Be6?? 15.e4?? Nc3–+ 16.Qc2 Nb1 17.Rb1 Qd3 18.Qd3 Nd3 19.Ne3 Ba2 20.Rd1 Nc5 21.e5 Bb3 22.Rc1 a3 23.Rc5 a2 24.ef6 ef6 25.Rc7 Bf7 26.Nc2 Re2 27.Nfd4 Rd2 28.Bb7? Rd8?? 29.Be4?? R8d4–+ 30.Ra7 Re4 (30...Re4 31.Ne3 Re7–+) 0–1. gbsrao (2235) – eisdrache (2355), net–chess.com, 2011.

7.Nbd2 Nbd7 8.c4 e5 9.cd5 Nd5 10.Qb3 c6 11.0–0 Qe7 12.a3 N7b6 13.e4 Nc7 14.d4 Be6 15.Qc2 ed4 16.Nd4 Rad8 17.Ne6 Ne6 18.Bg7 Kg7 19.Nb3 Qf6 20.Rad1 Rd1 21.Rd1 Rd8 22.f4 Rd1 23.Qd1 Qc3 24.f5 Ng5 25.Qd4 Qd4 26.Nd4 h6 27.h4 Nh7 28.Kf2 Nc4 29.a4 Kf6 30.a5 Ne5 31.Ke3 Nf8 ˝–˝. Nowarra,Waltraud – Bade,Heidrun, Halle (Women) 5th, 1971.

6.d3 Bf5

7.0–0= Na6 8.a3 (8.Qd2 c5 9.b5 Qb6=) 8...c5 9.b5 Nc7 (9...Qb6 10.a4=) 10.a4 (10.c4 dc4 11.dc4 Qc8=) 10...d4 (10...Qd7 11.Be5=) 11.c3 dc3 12.Nc3 Nfd5 (12...Qd7 13.Rc1=) 13.Qd2 Nf6 (13...Nb4 14.Rfc1+=) 14.e4 (14.a5 h6+=) 14...Be6 (14...Bg4 15.Qe3=) 15.d4+= cd4 16.Nd4 Bc4 17.Rfd1 Nd7 (17...e5 18.Nf3 Qd2 19.Rd2+=) 18.Rac1 (18.Nf5 gf5 19.Qd7 Bb3+/–) 18...e5 (18...a6 19.Nf5 gf5 20.Qd7+/–) 19.Nf3 (19.Nf5 gf5 20.Qd7+/–) 19...Nc5 (better is 19...Be6+/–) 20.Qe3 Qe7 (20...Nd7 21.Ne2 Be2 22.Qe2+–) 21.Nd2 Be6?! (21...Nb3 22.Nc4 Nc1+–) 22.Nd5 b6 (22...Nd5 23.ed5 Bg4+–) 23.Ne7 (23.Ne7 Kh8 24.Ba3+–) 1–0. gbsrao (2100) – rpatrick (2130), net–chess.com, 2008.

7.0–0= Qd6 8.a3 =.

7.Nbd2 Nc6 8.a3 d4 9.0–0 e5 10.c3 b5 11.cd4 ed4 12.Nb3 Ng4 13.h3 Nge5 14.Nc5 Nf3 15.Bf3 Ne5 16.Bg2 c6 17.a4 ba4 18.Qa4 a5 19.b5 cb5 20.Qb5 Rb8 21.Qa5 Rb2 22.Qd8 Rd8 23.Ne4 Re2 24.Rfe1 Re1 25.Re1 Nd3 26.Re2 Rc8 27.Kh2 Re8 28.g4 Be4 29.Be4 Nf4 30.Re1 d3 31.Kg3 Be5 32.Kf3 Nh3 33.Bd3 Ng5 34.Kg2 Rd8 35.Be4 Ne4 36.Re4 Rd2 37.Kf3?? Rd3 38.Ke2 Rh3 39.Re5 f6 40.Re8 Kf7 41.Ra8 Ke6 42.Ra5 Kd6 43.f3. linakip – lulzim1235, kurnik, 2011.

5.Bg2 e6

6.0–0 d6 7.b5 Nbd7 8.a4 a6 9.c4 Nc5 10.Bd4 ab5 11.cb5 b6 12.Ng5 d5 13.Nc3 Bd7 14.Bc5 bc5 15.e3 h6 16.Nf3 Qe7 17.Ne5 Be8 18.Nf3 c6 19.Qc2 Qb7 20.Rfb1 Nd7 21.d4 c4 22.Qb2 Qb6 23.e4 Nf6 24.e5 Nd7 25.Qb4 c5 26.dc5 Qc5 27.a5 Qb4 28.Rb4 Nc5 29.b6 Nb3 30.Ra3 Bd7 31.a6 Bc6 32.b7 Rab8 33.a7 Rb7 34.a8Q Ra8 35.Ra8 Bf8 36.Rb7 Bb7 37.Rb8 Bc6 38.Ne1 Kg7 39.Rc8 Bb4 40.Rc6 Bc3 41.Nc2 Be5 42.f4 Bf6 43.Kf2 c3 44.Bf1 d4 45.Bd3 Nc1 46.Nb4 Be7 47.Nc2 Nd3 48.Kg1 Nb4 49.Nb4 Bb4 50.Kf2 d3 51.Rc4 Ba5 52.Ke3 d2 53.Ke2 Kf6 54.Kd1 g5 55.fg5 hg5 56.Kc2 e5 57.g4 Ke6 58.Ra4 Bc7 59.Ra1 e4 60.Kc3 e3 61.Kd3 Bf4 62.h3 f5 63.gf5 Kf5 64.Ke2 g4 65.Ra5 Ke4 66.hg4 d1Q 67.Kd1 Kf3 68.g5 e2 69.Kc2 e1Q 70.Ra3 Be3 71.Re3 Qe3 72.g6 Qe4 73.Kc3 Qg6 74.Kd4 Qe6 75.Kd3 Qe4 76.Kd2 Qe3 77.Kc2 Ke4 78.Kd1 Qf2 79.Kc1 Kd3 80.Kb1 Kc3 0–1. kubak – adamd666, kurnik, 2012.

6.a3 d5 7.Nc3 (7.0–0 a5=) 7...Nbd7 (7...Re8 8.0–0=) 8.0–0 (8.d3 e5=) 8...Ne4 (8...e5 9.Re1=+) 9.Qc1 (9.Na4 Bf6=) 9...c6 (9...Nc3!? 10.Bc3 e5=) 10.Ne4+= de4 11.Nd4 (11.Ne1 Nf6+=) 11...Nf6 (11...e5 12.Nb3=) 12.Nb3+= Qd7 (12...Qd6 13.Nc5+=) 13.Nc5+/– Qc7 14.Ne4 (14.Be4?! b6 15.Bf6 Bf6=) 14...Ne4 15.Be4 Rd8 (15...e5 16.f4+/–) 16.d3 (16.Bg7 Kg7 17.d3 e5+/–) 16...a5 (16...Bb2 17.Qb2 e5 18.e3+/–) 17.Bg7 Kg7 18.f4 ab4 19.ab4+– Bd7 20.Qb2 Kg8 21.e3 Ra1 22.Ra1 Rc8 23.Ra7 Qb6 24.Qd4 Qd4 25.ed4 Rb8 26.Kf2 Kf8 27.b5! f5 28.Bf3 cb5 29.Bb7 Ke7?? 30.Bc6 Rd8 31.Bb5 Kd6 32.Bd7 Rd7 33.Rd7 Kd7 34.Ke3 Kd6 35.Kd2 Kd5 36.Kc3 h6 37.h4 h5 38.Kb4 Kd4 39.c4 e5 40.fe5 Ke5 41.Kc5 Ke6 42.Kb6 Kd7 43.c5 Kc8 44.c6 g5 45.hg5 f4 46.g6 Kd8 47.g7 fg3 48.g8Q Ke7 49.c7 h4 50.c8Q Kf6 51.Qce6# 1–0. pierre – fachmann, internet, 2010.

6.c4 d5 7.cd5 ed5 8.0–0 Re8 9.Na3 Qe7 10.Qb3 Be6 11.b5 c5 12.bc6 Nc6 13.Nb5 Na5 14.Qa3 Qa3 15.Ba3 Nc4 16.Bb4 Rec8 17.a4 Ne4 18.d3 Ba1 19.Ra1 Nf6 20.dc4 Rc4 21.Be7 Kg7 22.a5 Rac8 23.Na7 Rc1 24.Rc1 Rc1 25.Bf1 Bh3 26.Bf6 Kf6 27.Nd2 Bf1 28.Nf1 Rc5 29.e3 Ra5 30.Nc8 Ke6 31.Nd2 Ra8 32.Nb6 Ra6 33.Nd5 Kd5 34.Kf1 b5 35.Ke2 b4 36.Kd3 Ra3 37.Kc2 Ra2 38.Kd3 Rd2 39.Kd2 Ke4 0–1. Dickson – Pekelder, corr 1986.

6.0–0 d5

7.d3 b6 8.a3 Bb7 9.Nbd2 Nbd7 10.c4 dc4 11.Nc4 c5 12.b5 Nd5 13.Bg7 Kg7 14.e4 Ne7 15.Qc2 Rb8 16.a4 h6 17.a5 Qc7 18.a6 Ba8 19.Qb2 Kg8 20.Nce5 Ne5 21.Qe5 Qe5 22.Ne5 Rfd8 23.Rfd1 Kg7 24.Nc4 f6 25.Rd2 e5 26.Rad1 Rd7 27.Ne3 Rbd8 28.Nd5?? Nd5–+ 29.ed5 Bd5 30.Bh3 f5 31.Kf1 Bf3 32.Re1 e4 33.Bg2 Bg2 34.Kg2 Rd3 35.Rd3 Rd3 36.Kf1 c4 37.Rc1 c3 38.Ke2 Kf6 39.f3 Ke5 40.f4 Kd4 41.h3 Rd2 42.Ke1 Rh2 43.Rd1 Kc4 44.Rd7–+ c2 45.Ra7 c1R# (45...c1Q#) 0–1. giorgo – ira102, kurnik, 2012.

7.d3 Nbd7 8.Nbd2 b6 9.c4 Bb7 10.Rc1 dc4 11.Nc4 c5 12.a3 cb4 13.ab4 Rb8 14.Re1 Nd5 15.Bg7 Kg7 16.Nd4 Kg8 17.Qc2 N5f6 18.Nd6 Bg2 19.Kg2 Ne5 20.Nc4 Nc4 21.Qc4 Rc8 22.Qa2 Qd4 23.Qa7 Qb4 24.Rcd1 Nd5 25.h3 Nc3 26.Rc1 Nd5 27.Rb1 Qd6 28.Ra1 Ra8 29.Qa8 Ra8 30.Ra8 Kg7 31.Rea1 Nc7 32.Rc8 Qd5 33.f3 Nb5 34.Raa8 Nc3 35.e4 Qd3 36.Rg8 Kf6 37.h4 Qe2 38.Kh3 Qf3 0–1. kubak – barbara321, kurnik, 2012.

6.0–0 Nd5

7.Bg7 Kg7 8.a3 Qf6 9.c3 a5 10.Qb3 ab4 11.Nd4 ba3 12.Ra3 Ra3 13.Na3 Nc6 14.Nac2 Nd4 15.Nd4 b6 16.Qc4 c6 17.Nc2 b5 18.Qd3 Nb6 19.Ne3 Nc4 20.Nc4 bc4 21.Qc4 Qe5 22.d4 Qb5 23.Qa2 Bb7 24.Rb1 Qa6 25.Qb3 Ba8 26.Bf1 Qa5 27.Qb2 c5 28.e3 cd4 29.cd4 Bc6?? 30.d5+– f6 31.dc6 dc6 32.Ra1 Qd5 33.Qb7 Rf7 34.Bg2 Rb7–/+ 35.Bd5 cd5 36.Kg2 Rb2 37.Ra7 Kh6 38.Kf3 f5 39.h3 e5 40.Re7 e4 41.Kg2 Rd2 42.Rd7 Rd1 43.Rd6 Rd2 44.Kf1 Rd1 45.Ke2 Rh1 46.h4 1–0. linakip – adio2001, kurnik, 2011.

7.Bg7 Kg7 8.Qc1 Nb4? (better is 8...Qf6 9.Qa3 Nc6=) 9.Qb2+– Qf6 10.d4?? (better is 10.Qb4 c5 11.Qa3+–) 10...Nd5 11.e4 Ne7 12.Nbd2 b6?? (better is 12...Nbc6=) 13.e5+– Qf5 14.Nh4 Qg5 15.Ne4 Qg4?? 16.Nf6+– Qg5 17.Ba8 c6 18.Qa3 Ba6 19.Qe7 Bf1 20.Rf1 Na6 21.Bb7 Nb4 22.Qb4 (22.Qb4 c5 23.dc5 Qe5 24.Nd7 bc5 25.Qa5+–) 1–0. rryy44 – pappes, kurnik, 2011.

6.d3 d5

7.Nbd2 b6 8.0–0 Bb7 9.a3 Nbd7 10.Qc1 c5 11.c3 Rc8 12.Qb1 Qc7 13.Rc1 Rfd8 14.Qa2 a6 15.Qb3 b5 16.bc5 Nc5 (16...Qc5?! 17.a4=) 17.Qa2 a5 18.Nb3 a4 19.Nc5 Qc5 20.d4 Qc4 21.Bf1 Qc6 22.Ne5 Qb6 23.Rab1 Ne4 24.Ba1 Be5 25.de5 Ba6 26.e3+= Qa5 27.Rb4 Qb6 28.Bd3 Nc5 29.Bc2 Qb8 30.Qb1 Qe5 31.c4 Qh5 32.cb5 Bb7 33.Bd4 e5 34.Bc5 Rc5 35.Ba4 Rdc8 36.Rc5 Rc5 37.Rb2 Qh3 38.Bd1 d4 39.e4 Rc3 40.Bc2 f5 41.a4 fe4 42.Be4?? Be4 43.Qe4 Rc1 (43...Rc1 44.Qe1 Re1#) 0–1. linakip – tomoo25, kurnik, 2011.

7.Nbd2 Nbd7 8.0–0 b6 9.Qc1 Bb7 10.a3 c5 11.b5 a6 12.a4 ab5 13.ab5 Qe8 14.c4 d4 15.Qc2 Ng4 16.Rfe1 Bf3 17.ef3 Nge5 18.Ne4 Ra1 19.Ra1 Nf6 20.Ra6 Qd8 21.Qa4 Ne4 22.de4 Qc7 23.Ra7 Nd3?? 24.Ba1 Nb4?? 25.Rc7+– d3 26.Bf1 d2 27.Be2 Ba1 28.Qa1 Rd8 29.Bd1 Rd3 30.Kg2 (30.Kg2 Rd8 31.Qa7+–; 30.Rc8 Rd8 31.Rd8#) 1–0. linakip – elczupakobra, kurnik, 2011.

5.Bg2 Re8

6.0–0 c6 7.d3 d5 (--> 5.Bg2 d5 6.0–0 c6 7.d3 Re8).

6.0–0 d5 (--> 5.Bg2 d5 6.0–0 Re8).

6.0–0 d6 7.c4 Bf5 8.Nd4 Be4 9.f3 e5 10.fe4 ed4 11.e5 c6 12.ef6 Bf6 13.Rf4 Qb6 14.Rf6 Qb4 15.Bd4 Qc4 16.Be3 d5 17.d3 Qg4 18.Rf4 Qe6 19.Rf3 Qe5 20.d4 Qg7 21.a4 c5 22.Nc3 Rd8 23.Rf4 Nc6 24.Nd5 c4 25.Nf6 Kh8 26.d5 Rd6 27.Ne4 Rd5 28.Qd5 Qa1 29.Rf1 Qa4 30.Qf7 Ne5 31.Bd4 Qe8 32.Qf6 Kg8 33.Be5 Qf7 34.Qh8 1–0. Humbert – Lebigre, Val Maubuee 1990.

6.0–0 Ne4 7.Bg7 Kg7 8.c3 d5 9.d3 Nf6 10.Nd4 e5 11.Nf3 b6 12.c4 Bb7 13.b5 c6 14.cd5 cd5 15.a4 e4 16.de4 de4 17.Ng5 Qd1 18.Rd1 Nbd7 19.Nc3 Nc5 20.e3 h6 21.Nh3 Nd3 22.Nf4 Nf4= 23.ef4 Rab8 24.a5 g5 25.fg5 hg5 26.a6 Ba8 27.Re1 Kg6 28.Ra4 e3 29.Re3 Bg2 30.Re8 Re8 31.Kg2 Nd7 32.Nd5 Nc5 33.Rd4 Rd8?? 34.Kf3 Rd7 35.Ke3 Nb3 36.Nf4?? gf4–/+ 37.Rf4 Re7 38.Kf3? Re5–+ 39.Rg4 Kf6 40.Rf4 Ke6 41.Rc4?? Rb5 42.Rc7 Ra5 43.Ra7 Nc5 44.h4 Ra6 45.Rc7 Nd3 46.Kg2 Ra2 47.Rc6 Ke7 48.Rb6 Rf2 49.Kh3 Ne5 50.h5 f5 51.h6 Ng4 52.Kh4–/+ Rh2 53.Kg5 Kf7 54.h7 Rh7 55.Rb7 Kg8 56.Rb8 Kg7 57.Rb7 Kg8 58.Rh7 Kh7 59.Kf5 Ne3 60.Kf4 Nd5 61.Ke5 Ne7 62.Kf6 Ng8 63.Kf5 Kh6 64.g4 Ne7 65.Kf6 Ng6 66.g5 Kh5 67.Kf5 Nh4 68.Kf6 Ng6 69.Kf5 Ne7 70.Kf6 Ng8 71.Kf5 Ne7 72.Kf4 Ng6 73.Kf5 ˝–˝. rryy44 – geogeneral, kurnik, 2011.

6.d3 d6 7.Nbd2 e5 8.Qc1 Bg4 9.0–0 Qd7 10.a3 h5 11.e4 Nc6 12.c3 Rac8 13.Nb3 Bf3 14.Bf3 Kh7 15.Bg2 Bh6 16.Qd1 Ng4 17.h3 Rf8 18.hg4 Qg4 19.Qg4 hg4 20.b5 Ne7 21.Bc1 Bc1 22.Rfc1 Kg7 23.a4 Rh8 24.Nd2 Rh6 25.Kf1 Rh2 26.f3 gf3 27.Nf3 Rh7 28.Kf2 c6 29.c4 cb5 30.ab5 Rd8 31.Rd1 d5 32.cd5 f6 33.Ra7 Rb8 34.Rc1 Kh6 35.Rh1 Kg7 36.Rh7 Kh7 37.d4 ed4 38.Nd4 f5 39.Ne6 fe4 40.Be4 Nf5 41.Bf5 gf5 42.Kf3 Kg6 43.Kf4 Kf6 44.b6 Kf7 45.Kf5 Ke7 46.Ke5 Kd7 47.g4 Ke7 48.g5 Kf7 49.Kf5 Ke7 50.g6 Kd6 51.Ke4 Ke7 52.Ke5 Ke8 53.d6 Kd7 54.g7 Ke8 55.Nc7 Kf7+– 56.Ne6 Kg8?? 57.Kf6 Kh7 58.Ke7 Kg8 59.Kd7 Kf7 60.Kc7 Rg8 61.Rb7 Ke6 62.d7 Ke7 63.Kc6 Kf6 64.Rc7 Ke7 65.Rc8 Rg7 66.d8Q Ke6 67.Qe8 Re7 68.Qg6 Ke5 69.b7 Re6 70.Qe6! Ke6 71.b8Q Kf5 72.Qb5 Ke4 73.Re8 Kf3 74.Qd3 Kf4 75.Re4 Kf5 76.Qd5 Kf6 77.Re6 Kf7 78.Qd7 Kg8 79.Re8# 1–0. linakip – rizma1, kurnik, 2011.

5.Bg2 Ne8

6.Qc1 Bb2 7.Qb2 e6 8.0–0 Qf6 9.c3 Nc6 10.a3 a6 11.d3 b6 12.Nbd2 Bb7 13.Ne4 Qe7 14.c4 d5 15.Ned2 Qf6 16.Qc2 Nd4 17.Qd1 Nf3 18.ef3 dc4 19.dc4 Nd6 20.Qc2 Rad8 21.Rad1 c5 22.bc5 bc5 23.Nb3 Bf3–/+ 24.Bf3 Qf3 25.Nc5 Qa3 26.Nd3 Qa5 27.c5 Nb5 28.c6? Qb6 29.Nb4? Rd1 30.Rd1 a5 31.Nd3 Rc8 32.Rc1? Nd4–+ 33.Qc4? Ne2 34.Kg2 Nc1 35.Nc1 Rc6 36.Qf4 Qb7 37.Kh3 Qc7 38.Qe3 Rc1 0–1. giorgo – litwa999, kurnik, 2012.

6.d4 d5 7.0–0 =.

6.Bg7 Ng7 7.0–0 d5 +=.

6.d4 c6

7.0–0 b6 8.c4 Bb7 9.Nbd2 c5 10.bc5 bc5 11.Rb1 Nd6?? (better is 11...cd4 12.Bd4 Qc7+=) 12.dc5+– Bb2 13.cd6 (worse is 13.Rb2 Ne4 14.Rb7 Nc5+–) 13...Bf3 14.Bf3 (14.Nf3?! Bg7+–; 14.Rb2?! Bg2 15.Kg2 Nc6+–; 14.ef3?! Bg7+–) 14...Bc3 (14...Nc6 15.Rb2 Re8 16.de7 Qe7 17.Ne4+–) 15.Ba8 Bd2 16.Qd2 Nc6 17.de7 Qe7 18.Bc6 dc6 19.e3 Rd8 20.Qb4 Qe4 21.c5 Qf3 22.Qc3 h5 23.h4 g5 24.Qf6 Qf6–+ 25.hg5 Qg5 26.Rfc1 h4 27.Kg2 hg3 28.fg3 Rd2 29.Kf1 Qf5 30.Kg1 Qf2 31.Kh1 Qh2 (31...Qg2) 0–1. mapaj – tartarruga, kurnik, 2012.

7.c4 d5 =.

7.Nbd2 b6 8.0–0 Bb7 (8...d5 9.c4=) 9.e4 (9.c4 d5+=) 9...d6 (9...Na6 10.a3+=) 10.Re1 (10.Qe2 c5 11.c3 Nd7+=) 10...Nc7 (10...c5 11.c3+=) 11.Nc4 (11.Qe2 Ne6+=) 11...c5 (11...d5 12.Ncd2=) 12.bc5+= bc5 13.Qd3 (13.dc5 Bb2 14.Nb2 dc5+=) 13...Ba6 (13...d5 14.ed5 Bd5 15.Rab1+=) 14.Nfd2 (14.Rab1 Nd7+=) 14...Nd7 (better is 14...Nc6 15.c3 e6=) 15.Qb3 (better is 15.Rab1!?=) 15...Rb8 (better is 15...cd4 16.Rab1 Rb8–/+) 16.Qa4? (16.Qe3 Rb4 17.Bc3–/+) 16...Rb4–+ 17.Qa3 Bc4 18.Nc4 Rc4 19.e5 Nb5 20.Qd3 Nb6 21.Bc6? Nd4 22.Bd4 cd4 23.Bb5 d5 24.Bc4 dc4 25.Qe2 Qd5 26.f3 Nd7 27.Qe4 Qe5 28.Qe5 Ne5 29.Kg2 d3 30.f4 Nc6 31.Rad1 dc2 32.Rc1 Nb4 33.a3 Nd3 (33...Nd3 34.Kf1 Nc1 35.Rc1 Rb8 36.Rc2 c3–+) 0–1. gbsrao (2305) – parquexpo (1985), net–chess.com, 2008.

7.Nbd2 d5 8.c4 =.

5.Bg2 Ng4

6.0–0?? Bb2–+ 7.Nc3 Ba1 8.Qa1 d6 9.e3 e5 10.Ne4 Nc6 11.b5 Nb4 12.c4 Nd3 13.Qc3 Ndf2! 14.Nf2 Nf2 15.Rf2 Bf5 16.Nh4–/+ Rb8 17.Nf5 gf5 18.Rf5 Kh8 19.Bd5 f6 20.d4 Qd7 21.e4?? c6–+ 22.bc6 bc6 23.Qf3 cd5 24.cd5 Rb1 25.Kg2 Rb2 26.Kh3 Rg8 27.de5 de5 28.Qh5 Rg5 29.Qh6 Qg7 30.Qg7 Kg7 31.Rg5 fg5 32.Kg4 Kg6 33.h4 gh4 34.gh4 Ra2 35.h5 Kf6 36.h6 Rd2 37.Kf3 a5 38.Ke3 Rd1 39.Ke2 Rh1 40.Kd3 Rh6 41.Kc4 Rh4 42.Kb5 Re4 43.Ka5 Rd4 44.Kb5 Rd5 45.Kc6 Rd4 46.Kc5 h6 (46...h6 47.Kb6 h5 48.Kc6 h4 49.Kc7 h3 50.Kb6 h2 51.Kc6 h1Q 52.Kb6 Qb1 53.Kc5 Qb4 54.Kc6 Rc4 55.Kd5 Qc5#) 0–1. rryy44 – riza25, kurnik, 2011.

6.Qc1 d6 7.0–0 Nc6 8.a3 Nce5 9.d3 Nf3 10.ef3 Nf6 11.Nd2 e5 12.Ne4 Be6 13.Re1 Re8 14.c3 Nd7 15.Qc2 f5 16.Nd2 Bd5 17.c4 Bc6 18.b5 Bb5 19.cb5 Nc5 20.a4 e4 21.fe4 Bb2 22.Qb2 Nd3 23.Qb3 d5 24.Qd3 de4 25.Qc4 Kg7 26.Nb3 Qe7 27.Rac1 Rac8 28.Nc5 b6 29.Na6 c5 30.Qc3 Qe5 31.Qc4 Qe6 32.Bf1 Qc4 33.Bc4 Red8 34.Be6 Ra8 35.Red1 Kf6 36.Bd5 Rac8 37.Bc6 Ke7 38.Rd8 Rd8 39.Nc7 1–0. linakip – ooooooooooooi, kurnik, 2011.

6.c3 f6 7.e3 Ne5 8.Ne5 fe5 9.0–0 Nc6 10.a4 a6 11.b5 ab5 12.ab5 Ra1 13.Ba1 Na5 14.Qa4 c6 15.bc6 dc6 16.Na3 Bd7 17.Qb4 c5 18.Qb2 b6 19.Rb1 Bf5 20.e4 Be6 21.Qb6 Nc4 22.Qe6 Kh8 23.Qc4 Qd2 24.Rf1 1–0. rryy44 – wlodek62, kurnik, 2012.

6.Bg7 Kg7

7.0–0 d6 8.d3 Nc6 9.a3 Nce5 10.Nbd2 Nf3 11.ef3 e5 12.fg4 f5 13.gf5 Bf5 14.Nf3 Qf6 15.Qd2 Rf7 16.Nh4 Raf8 17.Nf5 Qf5 18.Rae1 c6 19.Re3 d5 20.Rf3 Qg4 21.Rf7 Rf7 22.f3 Qd4 23.Qf2 Qc3 24.Qe3 Qc2 25.Qe5 Kg8 26.Qe8 Kg7 27.Qe3 Qc3 28.Re1 Qa3 29.Qd4 Kh6 30.Re5 Qc1 31.Bf1 Rf3 32.Qf4?? Rf4–+ 33.gf4 Qf4 34.Re2 Qb4 35.Rg2 Qd4 36.Kh1 a5 37.Be2 b5 38.Rg1 b4 39.Kg2 a4 40.Kf3 Qg1 0–1. linakip – eminbujupi, kurnik, 2011.

7.0–0 e6 8.Qc1 Qf6 9.c3 Ne5 10.Na3 Nf3 11.ef3 Nc6 12.Nc4 d5 13.Ne3 d4 14.Nc4 dc3 15.dc3 b6 16.a3 Ba6 17.f4 Bc4 18.Bc6 Bf1 19.Ba8 Ra8 20.Qf1 Qc3 21.Qd1 Qc6 22.a4 Re8 23.Qd4 Kg8 24.b5 Qd5 25.Rd1 Qd4 26.Rd4 Re7 27.Rd8 Kg7 28.Ra8 a5 29.ba6 c5 30.Rb8 Ra7 31.Rb6 Kf6 32.a5 Kf5 33.Rc6 Ke4 34.Kg2 Kd4 35.Kf3 Kd5 36.Rb6 f5 37.h3 h5 38.h4 Kc4 39.Re6 Kb5 40.Rg6 Ka5 41.Rc6 Kb5 42.Rf6 Ra6 43.Rf5 Ra3 44.Ke4 Kb4 45.Rh5 c4 46.Rh8 c3 47.Rc8 Ra2 48.f3 c2 49.Kd3 Kb3 50.Kd2 Rb2 51.Rc3 Kb4 52.Rc2 Rc2 53.Kc2 Kc4 54.Kd2 Kd4 55.Ke2 Kd5 56.Ke3 Ke6 57.g4 Kf6 58.Ke4 Kg6 59.h5 Kh6 60.Ke5 Kg7 61.g5 Kh7 62.f5 Kg7 63.f4 Kh7 64.h6 Kg8 65.f6 Kh7 66.f5 Kg8 67.Ke6 Kh7 68.Ke7 Kg8 69.Ke8 Kh7 70.Kf7 Kh8 71.Kf8 Kh7 72.f7 Kh8 73.Ke7 Kh7 74.f6 (74.f6 Kg6 75.f8Q Kf5 76.Qc8 Ke4 77.f7 Kf3 78.f8Q Kg3 79.h7 Kh4 80.h8Q Kg5 81.Qcf5#; 74.Ke8 Kh8 75.f8Q Kh7 76.g6#) 1–0. linakip – kazniku, kurnik, 2011.

7.0–0 e6 8.Qc1 Qf6 9.Nc3 Nc6 10.a3 Nce5 11.Ne4 Qe7 12.d3 Nf3 13.ef3 Ne5 14.Qb2 d6 15.Rac1 c6 16.f4 b5 17.fe5 d5 18.Nc5 Qg5 19.d4 Kg8 20.Qc3 f6 21.f4 Qh5 22.Bf3 Qh6 23.Qd2 fe5 24.de5 Rf5 25.Qd3 a6 26.Rce1 Ra7 27.Re2 Rg7 28.Ref2 g5 29.fg5 Qg5 30.Qe2 Rg6 31.Nd3 Rh6 32.Kh1 Qe7 33.Bg2 Rfh5 34.h4 .Bd7 35.Kg1 Be8 36.Bf3 Rf5 37.Rg2 Qg7 38.Nf4 Qe7 39.Bg4 Rf7 40.Qf3 Rg7 41.Bh3 Qf7 42.Ne6 Qf3 43.Rf3 Bh5 44.Re3 Re7 45.Nc5 Bg6 46.c3 Be4 47.Rf2 Re5 48.Nd7 Re7 49.Nf6 Rf6 50.Rf6 1–0. linakip – rbodo7, kurnik, 2011.

7.e3 Nf6 8.0–0 b6 9.Ne5 d5 10.c4 Bb7 11.b5 a6 12.a4 ab5 13.cb5 c6 14.Qb3 cb5 15.Qb5 Ba6 16.Nc6 Nc6 17.Qc6 Bf1 18.Bf1 Ra6 19.Ba6 Qa8 20.Qb5 Ng4 21.Qb6 Ne5 22.Bb5 Nf3 23.Kg2 d4 24.Bc6 Rb8 25.Qc5 Ne1 26.Kf1 Nd3 27.Qd4 e5 28.Qe4 Qa6 29.Bb5 Rb5 30.ab5 Qa1 31.Qd3 f5 32.Kg2 e4 33.Qc3 Qc3 34.Nc3 Kf6 35.b6 h5 36.b7 g5 37.b8Q h4 38.gh4 gh4 39.Qd8 Ke5 40.Qh4 f4 41.Qf4 Ke6 42.Qe4 Kd6 43.d4 Kc7 44.h4 Kd6 45.h5 Kd7 46.h6 1–0. rryy44 – 1997tomus, kurnik, 2012.

Play 1.b4 at Chessworld.net!

The home of Email Chess on the web!

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

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

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

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

The home of Email Chess on the web!

The home of Email Chess on the web!