[Event "Ch Spain (team) (Honor gr.2)"] [Site "masterchessopen.com San Sebastian (Spain)"] [Date "2006.09.15"] [Round "3"] [White "Gelfand Boris (ISR)"] [Black "Tiviakov Sergei (NED)"] [Result "1-0"] [WhiteElo "2733"] [BlackElo "2680"] [ECO "E41"] [Opening "Nimzo-Indian: 4.e3 c5"] { Gelfand Boris (ISR) +0 =1 -0 Tiviakov Sergei (NED) +1 =1 -1 } 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 c5 5.Ne2 cxd4 6.exd4 O-O 7.a3 Be7 8.d5 ( 8.Nf4 d5 9.cxd5 Nxd5 10.Ncxd5 exd5 11.Bd3 Nc6 12.O-O Bg5 13.Be3 Bxf4 14.Bxf4 Qf6 15.Be3 Bf5 16.Bb5 a6 17.Bxc6 Qxc6 { 1/2-1/2, Gelfand Boris 2681 - Anand Viswanathan 2762 , Shenyang 2000 Cup FIDE (KO system) } ) 8...exd5 9.cxd5 Re8 10.d6 Bf8 11.g3 Re6 12.Bf4 Nh5 13.Be3 { ?/= } 13...Rxd6 14.Qb3 ( 14.Qc2 Nc6 15.Bg2 Nf6 16.O-O Re6 17.Rad1 d6 18.Nd4 Nxd4 19.Bxd4 Re8 20.Rc1 Nd7 21.Nb5 Nc5 22.Nxd6 Bxd6 23.Bxc5 Be5 24.b4 g6 25.Rfd1 Qc7 26.Qe4 f5 27.Qd5+ Qf7 28.Re1 Qxd5 29.Bxd5+ { 1-0, Makarov Marat 2370 - Xu Jun 2505 , Belgrade 1988 It (open) } ) ( 14.Nd4 Nc6 15.Ncb5 Rd5 16.Bg2 Re5 17.O-O { +0.44 CAP } ) 14...Nc6 ( 14...Nf6 { -0.15 CAP } ) 15.Bg2 Nf6 ( 15...b6 16.Nb5 Re6 17.Ned4 Re7 18.Qd5 Ba6 19.Qxh5 Nxd4 20.Nxd4 Rc8 21.Qd1 Qe8 22.Kd2 g6 23.Rc1 Bg7 24.Qa4 { 1-0, Tatai Stefano 2490 - Hmadi Slaheddine 2261 , Lugano 1984 } ) 16.O-O Re6 17.Rad1 ( 17.Nd4 Nxd4 18.Bxd4 Qa5 19.Nd5 Ne4 20.Qa2 Qd8 21.Rac1 Bd6 22.f3 Nf6 23.Bxf6 gxf6 24.f4 Rb8 25.Qb1 b6 26.Qf5 Kh8 27.Qh5 Ba6 { 1/2-1/2, Atalik Suat 2525 - Golod Vitali 2540 , Heraklio 1995 It (open) } ) 17...d6 18.Nd4 Nxd4 { +0.68 CAP N } ( 18...Re5 19.Bxc6 Rxe3 20.fxe3 bxc6 21.Ne4 c5 22.Rxf6 gxf6 23.Nc6 Qb6 24.Nxf6+ Kg7 25.Qd5 h6 26.Rf1 Bh3 27.Ne8+ { 1-0, Cebalo Miso 2500 - Murshed Niaz 2460 , Subotica 1984 } ) 19.Bxd4 Ne8 20.Nd5 Nc7 21.Rc1 Nxd5 22.Bxd5 Re7 23.Rfe1 Rxe1+ { ?! } ( 23...Bh3 { !? } 24.Qf3 Rc8 25.Bxb7 Rc4 26.Bc3 Bg4 27.Qd5 Rc5 28.Qd4 Rxb7 29.Qxg4 f5 30.Qh5 { } ) 24.Rxe1 Qc7 25.Re8 Bh3 26.Bxf7+ Kh8 27.Re1 b6 28.Qf3 Rc8 29.g4 Qd7 30.Bh5 Qe7 31.Bc3 Qh4 32.Re3 { } {#r} 1-0