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(76) Taner,Harun (1740) - Ercin,Fuat [E76]
2. IBRAHIM SENCAN SATRANC TURNUVASI (B) Antalya (5.1), 25.09.2011
[Deep Rybka 4.1 SSE42 x64 (3s)]
E76: King's Indian: Four Pawns Attack: Lines specific to 6 Nf3 move-order 1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.f4 0-0 6.h3 c5 7.d5 e6 8.Nf3 exd5 9.cxd5 Nxe4N [9...Re8 10.Bd3 b5 (10...Bd7 11.0-0 b5 12.e5 Nh5 13.Ng5 dxe5 14.fxe5 Bxe5 15.Nxf7 Bd4+ 16.Kh2 Qh4 17.Nh6+ Kg7 18.Rf7+ Kh8 19.Ne4 Be5+ 20.Kh1 Ng3+ 21.Nxg3 Qxg3 22.Qg1 Bxh3 23.Bxg6 hxg6 24.Rf3 Bxg2+ 25.Qxg2 rogeliovargas (2143)-leen (2122)/net-chess.com 2005/0-1 (41); 10...Nxe4 11.Nxe4 f5 12.Nfg5 h6 13.Ne6 Bxe6 14.dxe6 Rxe6 15.0-0 fxe4 16.Bc4 Qe7 17.Qd5 Kf7 18.f5 Bd4+ 19.Kh1 gxf5 20.Rxf5+ Kg6 21.Qxe6+ Qxe6 22.Bxe6 Nc6 23.Bd2 Re8 24.Bd7 Re7 25.Bc8 koenelton (1572)-bonch (1708)/Internet Chess Server: freech 2009/1/2-1/2) 11.0-0 (11.Bxb5 Nxe4 12.Bxe8 Nxc3 13.bxc3 Bxc3+ 14.Bd2 Qxe8+ 15.Kf2 Bxa1 16.Qxa1 Ba6 17.Re1 Qb5 18.Qf6 Nd7 19.Qxd6 Nb6 20.Qf6 Nxd5 21.Qe5 Nb4 22.Qc3 Nd3+ 23.Kg3 Nxe1 24.Bxe1 Re8 25.Qf6 Re6 cacao (1617)-WengLi (1593)/Internet Chess Server: freech 2009/1/2-1/2 (31)) 11...b4 12.e5 bxc3 13.exf6 Bxf6 14.Rb1 cxb2 15.Bxb2 Ba6 16.Ng5 c4 17.Bxf6 Qxf6 18.Ne4 Qd4+ 0-1 (18) maestru (1834)-mulac (1916)/Internet Chess Server: freech 2009] 10.Nxe4 White wins a piece 10...Re8 Black threatens to win material: Re8xe4 11.Be2 [11.Nfg5!? is noteworthy 11...Bd4 12.Bd3-/+] 11...Rxe4-/+ 12.0-0 c4 13.Qc2 [13.Ng5 Rd4 14.Qe1 Na6-/+] 13...Bf5 14.Bxc4 Qb6+ 15.Kh2 Re1 [15...Na6!? 16.Qb3 Nc5 17.Qxb6 axb6-+] 16.Qf2 Qxf2 [16...Rxf1!? 17.Qxb6 axb6 18.Bxf1 Na6-/+] 17.Rxf2=/+ Rd1 [17...Re7 18.g4 Be4 19.Bd2 Bxf3 20.Rxf3=/+] 18.Bb3= Rd3 19.Ne1 [19.Bc4 Rd1 20.Bb3 Rd3 21.Bc4 Rd1 22.Bb3=; 19.g4 Bd7 20.Bc4 Rd1~~] 19...Rd4 20.Nf3 Rb4 [20...Rd3 21.Ne1 Rd4 22.Nf3 Rd3=] 21.Bd2 White threatens to win material: Bd2xb4 21...Rb5 22.Bc3 Bxc3 23.bxc3 Rc5 [23...Na6 24.Nd4 Ra5 25.Re2=] 24.c4 [24.Nd2 Rxc3 25.g4 Bd7+/=] 24...Bd3 [24...Na6 25.Re1=] 25.Rc1 [>=25.Nd2!? should be investigated more closely 25...h5 26.Rg1+/=] 25...b5=/+ 26.Nd2 Nd7 27.Rf3 bxc4 28.Nxc4 Bxc4 [28...Be4 29.Rf2 Bxd5-/+ (29...Rxd5?! 30.Re2 Bd3 31.Nb2 Bxe2 32.Bxd5=) ] 29.Rxc4= Rxc4 30.Bxc4 Rc8 Black threatens to win material: Rc8xc4 31.Bb5 White threatens to win material: Bb5xd7 31...Nc5 32.f5 a6 33.Bc6 The white bishop on an outpost 33...Rb8 34.fxg6 [34.h4 Rb2 35.fxg6 hxg6 36.Be8 Rb7~~; 34.f6~~] 34...hxg6 35.h4 Rb4 [35...f5 36.h5 Kf7 37.g4=/+] 36.Kh3= Kg7 37.g4 Rb2 38.a3 Rd2 39.Be8 Attacks the backward pawn on f7 [39.g5 Nd3=/+] 39...f6=/+ 40.Bc6 = 40...Nd3 41.Kg3 [41.Re3!?=/+ must definitely be considered] 41...Ne5-/+ 42.Rb3 Rd4 Black threatens to win material: Rd4xg4 43.Rb7+ [43.g5!?-/+] 43...Kh6 44.Rb4 Rd3+ 45.Kf4?? an oversight. But White was lost anyway. [>=45.Kg2 Rxa3 46.Rf4-+] 45...Rf3+ 46.Ke4 f5+ 47.gxf5 gxf5+ 48.Kd4 Rd3#
Mat!
0-1
Harun Taner - Fuat Erçin
