[Event "It (cat.11)"] [Site "masterchessopen.com Wijk aan Zee (Netherlands)"] [Round "7"] [White "Karjakin Sergey (UKR)"] [Black "Nijboer Friso (NED)"] [Result "1-0"] [WhiteElo "2576"] [BlackElo "2567"] [ECO "B33"] [Opening "Sicilian: Open, 2...Nc6"] { Nijboer Friso (NED) +3 =3 -2 } 1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 d6 6.Bg5 e6 7.Qd2 a6 8.O-O-O Bd7 9.f4 h6 10.Bh4 g5 ( 10...b5 11.Bxf6 gxf6 12.Kb1 Qb6 13.f5 Rc8 { +0.00 CAP } ) 11.fxg5 Ng4 12.Be2 Nge5 13.Nf3 ( 13.Nxc6 Bxc6 14.g3 Ng6 15.Rhf1 Be7 16.gxh6 Nxh4 17.gxh4 Bf8 18.Qd4 Rh7 19.Nd5 Bxh6+ 20.Kb1 Bg7 21.Nf6+ Bxf6 22.Rxf6 Qc7 23.e5 d5 24.h5 O-O-O 25.h6 Rdh8 26.Qf4 Bb5 27.Bh5 Be8 28.Be2 Bb5 29.Bg4 Be8 30.Rxd5 Qc6 31.Rd3 Qh1+ 32.Rd1 Qc6 { ...1-0, Wahls Matthias 2550 - Anka Emil 2410 , Berlin 1995 It (open) "Berlin Summer" } ) 13...Be7 14.Rhg1 b5 ( 14...Rg8 15.Bg3 hxg5 16.Nxe5 Nxe5 17.Bxe5 dxe5 18.Bh5 Rh8 19.Bxf7+ Kxf7 20.Qxd7 Qxd7 21.Rxd7 b5 22.h3 Rh4 23.a3 Rf4 24.g3 Rf3 25.Rd3 Rxd3 26.cxd3 Kg6 27.Kd2 Bc5 28.Rg2 Rh8 29.Rh2 g4 30.h4 Kh5 31.Ne2 Rf8 32.Rg2 Rf3 33.Kc3 Bf2 34.Kd2 { ...1/2-1/2, Ziatdinov Raset 2410 - Vydeslaver Alik 2350 , Amsterdam 1994 Ch Netherlands (open) } ) 15.Rdf1 { ?/= +0.64 CAP } ( 15.Kb1 Rb8 16.b3 Rc8 17.Rdf1 Ng6 18.Bg3 Qa5 19.Nd1 Qxd2 20.Nxd2 hxg5 21.Ne3 Nd4 22.Bd1 Nf4 23.Re1 Bf6 24.Ng4 Bg7 25.e5 Nf5 26.Ne4 dxe5 27.Ngf6+ Ke7 28.Nxd7 Kxd7 29.Nxg5 Nxg3 30.hxg3 Nd5 31.Nxf7 Rhf8 32.Nxe5+ Kd6 33.Nd3 Nc3+ 34.Kc1 Nxa2+ { ...1-0, Tiviakov Sergei 2628 - Nijboer Friso 2567 , Leeuwarden 2002 Ch Netherlands } ) 15...Rb8 { N } ( 15...b4 16.Nd1 Rb8 ( 16...a5 17.Kb1 { +0,73 CAP } ( 17.Bb5 Rc8 18.Kb1 Qb6 19.Nxe5 Nxe5 20.Bxd7+ Kxd7 21.Bf2 Qc6 22.Bd4 Bxg5 23.Qe2 Ke7 24.Bxe5 dxe5 25.Nf2 Qc4 26.Nd3 f5 { ...0-1, Palac Mladen(2560) - Kozul Zdenko(2570), Pula 1998 Cup Croatia } ) 17...Rb8 { N } ( 17...a4 18.Nxe5 ( 18.Bb5 Ra5 19.Bxc6 Bxc6 20.Qxb4 hxg5 21.Bxg5 Bxg5 22.Nxg5 Rb5 23.Qd2 Nc4 24.Qc3 Qxg5 25.Qxc4 Qc5 26.Qc3 Qxc3 27.Nxc3 { ...1-0, Krakops Maris(2530) - Van Der Wiel John T H(2525), Pula 1997 Ch Europe (team) } ) 18...Nxe5 19.Qxb4 hxg5 20.Bg3 Rb8 21.Qd4 O-O 22.Rh1 Qc7 23.h4 g4 24.Qd2 Bc6 25.Bd3 { 1/2-1/2, Sax Gyula(2525) - Kozul Zdenko(2570), Sarajevo 1998 It } ) 18.Nf2 { } ( 18.Bg3 { !? } 18...hxg5 19.Ne3 Qb6 20.Rf2 { } ) 18...a4 { } ( 18...Nxf3 { !? } 19.gxf3 e5 20.Ng4 hxg5 { } ) 19.Nd3 Nc4 20.Qc1 Qa5 21.g6 { } ( 21.Bd1 { !? } 21...N6e5 22.Ndxe5 dxe5 23.Bg3 { } ) 21...fxg6 22.Bxe7 { } ( 22.Be1 { !? } 22...Qb5 23.Nf4 Rg8 24.Nd3 { } ) 22...Kxe7 23.Qe1 { } ( 23.g4 { !? } 23...N6e5 24.Ndxe5 Nxe5 25.g5 { } ) 23...g5 24.Nf4 N4e5 25.Qg3 { ? } ( 25.Nd3 { ! } 25...Nxd3 26.Bxd3 a3 27.b3 { } ) 25...Rhg8 { ? } ( 25...b3 { ! } 26.cxb3 axb3 27.a3 gxf4 { } ) 26.Qh3 { ? } ( 26.Nd3 { ! } 26...b3 27.Nfxe5 bxc2+ 28.Kxc2 { } ) 26...Nxf3 27.Qxh6 gxf4 28.gxf3 Rxg1 29.Rxg1 Kd8 30.Qxf4 Kc7 31.Rg5 { } ( 31.h4 { !? } 31...Qc5 32.Qg5 Nd4 33.Qxc5+ { } ) 31...e5 32.Qd2 Qc5 33.f4 Qd4 { 0-1, Frolyanov Dmitry 2448 - Andreev Eduard 2471 , Krasnodar 2002 It (cat.9) } ) ( 16...Rb8 17.Kb1 a5 18.Nf2 a4 19.Nd3 Nc4 20.Qc1 e5 21.g3 hxg5 22.Bxg5 f6 23.Bh6 Be6 24.Nf2 Na3+ 25.Ka1 Qc7 26.bxa3 { ...1/2-1/2, Solleveld Maarten(2413) - Nijboer Friso(2565), Amsterdam 2001 It (open) "Lost Boys" } ) 17.Kb1 a5 18.Nf2 a4 19.Nd3 Nc4 20.Qc1 e5 21.g3 hxg5 22.Bxg5 f6 23.Bh6 Be6 24.Nf2 Na3+ 25.Ka1 Qc7 26.bxa3 Rxh6 27.c3 b3 28.axb3 Rxb3 29.Nd1 d5 30.Qxh6 Qb6 31.Nb2 Rxb2 32.Rb1 Bxa3 33.Qxf6 Ne7 34.Ng5 Qb3 { 1/2-1/2, Solleveld Maarten 2413 - Nijboer Friso 2565 , Amsterdam 2001 It (open) "Lost Boys" } ) ( 15...Rc8 16.Kb1 Ng6 ( 16...b4 17.Nd1 a5 18.b3 a4 19.Nb2 axb3 20.cxb3 Ra8 21.Nc4 Nxc4 22.Bxc4 hxg5 23.Bxg5 Bxg5 24.Nxg5 Ne5 25.Qf4 Qa5 26.Rf2 Rf8 27.Bxe6 f6 28.Bxd7+ Nxd7 29.Ne6 { 1-0, Tella Jussi 2426 - Pulkkinen Kari 2319 , Finland 2001 Ch Finland (team) 2001/02 } ) 17.Bg3 hxg5 18.Bxd6 g4 19.Bxe7 Qxe7 20.Ne1 Nce5 21.h3 gxh3 22.gxh3 Rxh3 23.Nf3 Nxf3 24.Rxf3 Rxf3 25.Bxf3 Rc5 26.Ne2 Qf6 27.Qe3 { 1/2-1/2, Bokros Albert 2479 - Langheinrich Ferenc 2384 , Balatonlelle 2000 Ch Europe (team) (juniors) (under 18) } ) ( 15...Qc7 16.Kb1 O-O-O 17.g3 h5 18.Nxe5 Nxe5 19.g6 Bxh4 20.g7 Be7 21.gxh8=Q Rxh8 22.Nd1 Bc6 23.Nf2 Qb7 24.Nd3 f6 25.Nf4 Bxe4 26.Nxe6 d5 27.Nd4 Qb6 28.Nb3 f5 29.Bd3 Bf6 30.Bxe4 dxe4 31.Qc3+ Nc4 32.Qb4 Bxb2 33.Nd2 Nxd2+ 34.Qxd2 Bd4 35.Rg2 { ...1/2-1/2, Toth Andras 2165 - Molnar Bela 2340 , Hajduboszormeny 1995 It (open) } ) ( 15...Rg8 16.Bg3 b4 17.Nd1 Nxf3 18.gxf3 Bxg5 19.f4 Be7 20.Bh4 Rh8 21.Bxe7 Kxe7 22.Ne3 Qc7 23.Rd1 Rad8 24.Qe1 Be8 25.Nc4 Rh7 26.Qg3 f6 27.Qg8 Rf7 28.Bh5 d5 29.exd5 Qxf4+ 30.Kb1 Qxc4 31.dxe6 Rxd1+ 32.Rxd1 b3 33.Rd7+ Bxd7 34.Qxf7+ Kd6 35.Qxd7+ { ...1-0, Lutz Christopher 2565 - Zeller Frank 2410 , Dudweiler 1996 Ch Germany } ) ( 15...Ng6 16.g3 h5 17.Nd1 Qa5 18.Qxa5 Nxa5 19.Ne3 Rc8 20.Ng2 Bc6 21.Bd3 d5 22.exd5 Bxd5 23.Nf4 Nxf4 24.gxf4 Bxa2 25.g6 f5 26.Re1 Bxh4 27.Nxh4 Kd8 28.Nf3 Bd5 29.Ne5 Rg8 30.Rg5 h4 31.Rh5 Nb3+ 32.Kb1 Nd2+ 33.Kc1 Nf3 34.Nxf3 Bxf3 35.Rh6 { ...0-1, Ludwig Kristin 2040 - Langheinrich Ferenc 2245 , Germany 1998 Oberliga East 1998/99 (a) } ) ( 15...Rc8 16.Kb1 Ng6 17.Bg3 hxg5 18.Bxd6 g4 19.Bxe7 Qxe7 20.Ne1 Nce5 21.h3 gxh3 22.gxh3 Rxh3 23.Nf3 Nxf3 24.Rxf3 Rxf3 25.Bxf3 { ...1/2-1/2, Bokros Albert(2479) - Langheinrich Ferenc(2384), Balatonlelle 2000 Ch Europe (team) (juniors) (under 18) } ) ( 15...Rg8 16.Bg3 b4 17.Nd1 Nxf3 18.gxf3 Bxg5 19.f4 Be7 20.Bh4 Rh8 21.Bxe7 Kxe7 22.Ne3 Qc7 23.Rd1 Rad8 24.Qe1 Be8 25.Nc4 { ...1-0, Lutz Christopher(2565) - Zeller Frank(2410), Dudweiler 1996 Ch Germany } ) 16.Nd1 { } ( 16.Kb1 { !? } 16...Bc8 17.a3 Bb7 18.Nxe5 { } ) 16...a5 { } ( 16...Nxf3 { !? } 17.gxf3 Rc8 18.Bg3 hxg5 { } ) 17.Kb1 b4 18.b3 { N } ( 18.Nf2 a4 19.Nd3 Nc4 20.Qc1 e5 21.g3 hxg5 22.Bxg5 f6 23.Bh6 Be6 24.Nf2 Na3+ 25.Ka1 Qc7 26.bxa3 Rxh6 27.c3 b3 28.axb3 Rxb3 29.Nd1 d5 30.Qxh6 Qb6 31.Nb2 Rxb2 32.Rb1 Bxa3 33.Qxf6 Ne7 34.Ng5 Qb3 { 1/2-1/2, Solleveld Maarten 2413 - Nijboer Friso 2565 , Amsterdam 2001 It (open) "Lost Boys" } ) 18...a4 19.Nb2 axb3 20.cxb3 Qa5 { } ( 20...Ra8 { !? } 21.Nc4 Nxc4 22.Bxc4 Ne5 { } ) 21.g6 { } ( 21.gxh6 { !? } 21...Ra8 22.Nc4 Nxc4 23.Bxc4 { } ) 21...fxg6 22.Bxe7 Kxe7 23.Rd1 Qc7 24.Nc4 Nxc4 25.Bxc4 Na5 26.e5 d5 { } ( 26...Nxc4 { !? } 27.bxc4 dxe5 28.Nxe5 Be8 { } ) 27.Bd3 Qc3 { ?? } ( 27...g5 28.Rc1 Qa7 29.Rgf1 Rhg8 { } ) 28.Qf4 { } {#r} 1-0