[Event "It (cat.9)"] [Site "masterchessopen.com Wijk aan Zee (Netherlands)"] [Round "4"] [White "Carlsen Magnus (NOR)"] [Black "Popov Valerij (RUS)"] [Result "1-0"] [WhiteElo "2581"] [BlackElo "2583"] [ECO "B90"] [Opening "Sicilian: Najdorf"] { Popov Valerij (RUS) +3 =2 -0 } 1.e4 { 1 } 1...c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Bg5 e6 7.f4 Qb6 8.Qd2 Qxb2 9.Rb1 Qa3 10.f5 Nc6 11.fxe6 fxe6 12.Nxc6 bxc6 13.e5 { ? } ( 13.Be2 Be7 14.O-O O-O 15.Rb3 Qc5+ 16.Be3 Qe5 17.Bd4 Qa5 18.Bb6 Qe5 { 1/2-1/2, Short Nigel D 2645 - Kasparov Garry 2795 , Novgorod 1995 It (cat.17) } ) 13...Nd5 14.Nxd5 cxd5 { ? } 15.Bd3 ( 15.Be2 dxe5 16.O-O Bc5+ 17.Kh1 Rf8 18.c4 Rxf1+ 19.Rxf1 Bb7 20.Bg4 dxc4 21.Bxe6 Qd3 22.Qe1 Be4 23.Bg4 Rb8 24.Bd1 Kd7 25.Rf7+ Ke6 { 0-1, Fischer Robert J 2780 - Geller Efim P 2455 , Monte Carlo 1967 It } ) ( 15.Rb3 Qxa2 { } ) 15...dxe5 { N } ( 15...Qc5 16.Be3 Qc7 17.O-O dxe5 18.Qf2 Bd6 19.Qh4 e4 20.Be2 Be5 21.Bb6 Qd6 22.c4 g6 23.Kh1 Bd7 24.Ba5 Rb8 25.Qf2 Qe7 26.Rxb8+ Bxb8 27.Bb4 Qg7 28.cxd5 e3 29.Qf3 exd5 30.Qxd5 Qe5 31.Qf7+ Kd8 32.Ba5+ Qxa5 33.Qf6+ Kc7 34.Rc1+ Kb7 35.Bf3+ { ...1-0, Bezgodov Alexei 2550 - Savon Vladimir A 2450 , Alushta 1993 It (open) } ) 16.O-O Be7 { ? } ( { ? } 16...Bd6 17.Kh1 e4 18.Qf2 Rf8 { } ) 17.Kh1 { } ( 17.Bxe7 { !? } 17...Qxe7 18.Qc3 Qa7+ 19.Kh1 { } ) 17...e4 18.Be2 Rf8 19.c4 dxc4 { ? } ( { ? } 19...Bc5 20.Rxf8+ Kxf8 21.Rb3 Qa4 { } ) 20.Rxf8+ Kxf8 21.Qf4+ Ke8 22.Rf1 Ra7 { } ( 22...Kd7 { !? } 23.Qf7 Ra7 24.Bxc4 Kc6 { } ) 23.Qf7+ Kd7 24.Rd1+ { } ( 24.Bxc4 { !? } 24...Kc6 25.Qe8+ Bd7 26.Bxe7 { } ) 24...Kc6 25.Qe8+ Kb6 { ?! } ( 25...Bd7 { !? } 26.Bxe7 Bxe8 27.Bxa3 c3 { } ) 26.Qxc8 { } {#r} 1-0