[Event "It (open) (active) (1/4 final)"] [Site "masterchessopen.com Warsaw (Poland)"] [Round "6"] [White "Tregubov Pavel V (RUS)"] [Black "Krasenkow Michal (POL)"] [Result "1/2-1/2"] [WhiteElo "2612"] [BlackElo "2633"] [ECO "E60"] [Opening "King's Indian: 3.g3"] { Tregubov Pavel V (RUS) +0 =2 -0 Krasenkow Michal (POL) +1 =2 -0 } 1.d4 Nf6 2.c4 g6 3.g3 Bg7 4.Bg2 d5 5.cxd5 Nxd5 6.e4 Nb4 7.d5 c6 8.a3 N4a6 ( 8...Qa5 9.Nc3 cxd5 10.Be3 { ? } ( 10.Bf4 N4c6 11.exd5 Nd4 12.Nf3 ( 12.Rc1 O-O 13.Nf3 Bg4 14.h3 Bxf3 15.Bxf3 Qa6 16.Be4 Nd7 17.Be3 Nf5 18.Bxf5 gxf5 19.Qe2 Ne5 20.Qxa6 bxa6 21.Ke2 Nc4 22.Na4 Nxb2 23.Nxb2 Bxb2 24.Rc6 Bxa3 { 1/2-1/2, Karpov Anatoly 2775 - Anand Viswanathan 2725 , Monte Carlo 1995 It "Melody Amber" (blindfold) } ) 12...Bg4 13.O-O O-O 14.Re1 Re8 15.Be5 Nxf3+ 16.Bxf3 Bxe5 17.Rxe5 Nd7 18.Re3 Bxf3 19.Qxf3 Rad8 { ...1-0, Korchnoi Viktor(2635) - Djuric Stefan(2490), Sarajevo 1984 It (cat.12) } ) 10...d4 11.axb4 Qd8 { = } 12.Bd2 ( 12.Bxd4 Bxd4 13.Nge2 Bxc3+ 14.Nxc3 Qxd1+ 15.Rxd1 Bg4 16.Rc1 Na6 17.Nd5 Bd7 18.O-O Be6 19.Rfd1 Rd8 20.Bf1 Bxd5 21.exd5 Nxb4 { ...1/2-1/2, Lehmann Heinz Dr(2420) - Nei Iivo(2495), Beverwijk 1966 It "Hoogovens" } ) ( 12.e5 dxc3 13.Qxd8+ Kxd8 14.bxc3 Bxe5 15.Ne2 Nd7 16.O-O a6 17.Rfd1 Kc7 18.Nf4 Bxf4 19.Bxf4+ e5 20.Be3 f5 21.Ra5 Re8 { ...1-0, Goldin Alexander(2595) - Banas Jan(2348), Trnava 1989 It (cat.8) "Tirnavia" (b) } ) 12...dxc3 13.Bxc3 { -0,42 CAP N } ( 13.bxc3 O-O 14.Ne2 Nc6 15.b5 ( 15.Nf4 Ne5 16.O-O Nc4 17.Ra2 e6 18.Qe2 Qc7 19.Rc1 Bd7 20.Be3 Nxe3 21.Qxe3 a5 22.Bf1 Rfc8 { ...0-1, Timofeev Vladimir F(2280) - Simonov Viktor(2315), Arkhangelsk 1996 Ch Russia (1/2 final) } ) 15...Ne5 16.O-O Bg4 17.f3 Qb6+ 18.Kh1 Bd7 19.Nd4 Nc4 20.Bg5 e5 21.Nf5 Bxb5 22.Nxg7 Ne3 { ...1/2-1/2, Bany Jerzy(2450) - Seger Ruediger(2392), Cologne 1990 It (open) "Porz" } ) 13...Bxc3+ 14.bxc3 Qc7 15.Ne2 O-O 16.O-O e5 17.Qd3 Be6 18.Qe3 Bc4 19.Rfe1 b6 20.f4 f6 21.f5 g5 22.g4 Nc6 23.Ng3 Rad8 24.Bf1 Qf7 25.Rad1 Bxf1 26.Rxf1 Qc4 27.h4 h6 28.hxg5 { ...0-1, Kasimdzhanov Rustam 2674 - Krasenkow Michal 2662 , Essen 2002 It (cat.16) } ) 9.Nc3 O-O { = } ( 9...e6 10.Nge2 exd5 11.exd5 cxd5 12.Nxd5 O-O 13.O-O Nc6 14.Nec3 Nc7 15.Nxc7 Qxc7 16.Bf4 Qb6 17.Nd5 Qxb2 18.Rb1 Qa2 19.Nc7 Bf5 20.Nxa8 Bxb1 21.Qxb1 Qxb1 22.Rxb1 Rxa8 23.Rxb7 Nd4 24.Bb8 { 1-0, Solozhenkin Evgeniy 2495 - Holmsten Aleksei 2422 , Helsinki 2001 It (cat.8) } ) ( 9...cxd5 10.exd5 Nd7 11.Nge2 O-O 12.O-O Ne5 13.h3 Nc4 14.b3 Nd6 15.Bf4 Bd7 16.Rc1 Qa5 17.Nb1 Rfc8 18.Bg5 Rxc1 19.Nxc1 Bf5 20.Bxe7 Nc8 21.d6 Nxe7 22.dxe7 Re8 23.b4 Qc7 24.Nd3 Rxe7 25.Nf4 Rd7 26.Qf3 Nb8 27.Re1 Bxb1 { 1/2-1/2, Zaichik Gennadi 2530 - Kudrin Sergey 2550 , Philadelphia 1993 It (open) } ) 10.Nf3 ( 10.Nge2 cxd5 11.exd5 Nd7 12.O-O Ne5 13.h3 Nc4 14.b3 Nd6 15.Bf4 Bd7 16.Rc1 Qa5 17.a4 Rfc8 18.Bd2 Qd8 19.g4 Rc7 20.Ng3 Rac8 21.Nce4 Rxc1 22.Bxc1 b5 23.Nxd6 exd6 24.Ne4 bxa4 25.bxa4 Nc5 26.Nxc5 dxc5 27.d6 Bd4 28.Bf4 Qf6 29.Bg3 Rb8 { ...1-0, Ilincic Zlatko 2521 - Ftacnik Lubomir 2566 , Herceg Novi 2001 Ch Yugoslavia (team) (1 liga) } ) ( 10.Be3 cxd5 11.exd5 Nd7 { -0.06 CAP } ) 10...cxd5 11.exd5 Nd7 12.O-O Nb6 13.Re1 { +0.00 CAP } ( 13.Bf4 Nc7 14.d6 exd6 15.Qxd6 Ne6 16.Rad1 Bd7 17.Be5 Bc6 18.Qb4 Qc8 19.Bxg7 Kxg7 20.Ne4 Nd5 21.Qc4 Rd8 22.Nd4 Nxd4 23.Rxd4 Nf6 24.Nd6 Qc7 25.Rfd1 Rd7 26.Bxc6 Qxc6 27.Qxc6 bxc6 28.Rc1 Rad8 29.Rxc6 Kf8 30.Nb5 Rxd4 31.Nxd4 Rxd4 32.Rxf6 Rd2 { ...1-0, Goldin Alexander 2530 - Malisauskas Vidmantas 2390 , Vilnius 1988 Ch URS (young masters) } ) 13...Re8 { N } ( 13...Nc7 14.Ne5 e6 ( 14...Ne8 15.Bf4 Nd6 16.Qe2 Re8 17.Rad1 Bd7 18.h4 h5 19.Kh2 a6 20.Ne4 Ba4 21.Rd4 Bb5 22.Qf3 Nd7 23.Ng5 Nxe5 24.Bxe5 Bxe5 25.Rxe5 Bd7 26.Re1 Rc8 27.Rf4 Bf5 28.Bh3 Bxh3 29.Kxh3 Rf8 30.Qd3 Qd7+ 31.Kh2 Nf5 32.Re5 Qb5 33.Qb1 { ...0-1, Fedorowicz John P 2535 - Kudrin Sergey 2570 , Long Beach 1989 Ch USA } ) 15.d6 Ncd5 16.Nxd5 Nxd5 17.Bxd5 Qxd6 18.Nxg6 hxg6 19.Bf3 Qb6 20.Re3 Rd8 21.Rd3 Bd4 22.Be3 e5 23.Bxd4 Rxd4 24.Rxd4 exd4 25.Qd2 Be6 26.h4 Rd8 27.h5 Bd5 28.Bxd5 Rxd5 29.hxg6 Qxg6 30.Rd1 Qg4 31.Qd3 Re5 32.Kg2 Rh5 33.Rh1 { ...1/2-1/2, Ilincic Zlatko 2534 - Kovacevic Aleksandar 2547 , Banja Koviljaca 2002 Ch Yugoslavia } ) 14.Bg5 h6 15.Bf4 Bg4 16.h3 Bxf3 { ? } ( 16...e5 { !? } 17.hxg4 exf4 18.gxf4 Qf6 { } ) 17.Qxf3 Nc4 18.d6 Nxd6 19.Rad1 { } ( 19.Bxd6 { !? } 19...Bxc3 20.bxc3 Qxd6 21.Rad1 { } ) 19...Nc5 20.b4 Ne6 21.Bxd6 exd6 22.Nb5 Re7 23.Nxd6 { ? } ( 23.Qd3 { !? } 23...Rd7 24.Bd5 Qf6 25.Qc2 { } ) 23...Nd4 24.Qd5 Rd7 25.Nxb7 Rxd5 26.Nxd8 Raxd8 27.Bxd5 Rxd5 28.Re8+ Kh7 29.Kg2 Rd7 30.a4 Rc7 { } ( 30...Rb7 { !? } 31.b5 Bf6 32.Rc8 h5 { } ) 31.Rd8 Rc4 32.Rd7 Rxb4 33.Rxa7 g5 34.Rxf7 { ? } ( 34.a5 { !? } 34...Nc6 35.Ra6 Nd4 36.Ra8 { } ) {#d} 1/2-1/2