[Event "Dos Hermanas Qualifier (17-B)"] [Site "masterchessopen.com – Internet"] [Date "2003.03.17"] [Round "2"] [White "Demaria Lucas"] [Black "Sakaev Konstantin (RUS)"] [Result "0-1"] [BlackElo "2669"] [ECO "B90"] [Opening "Sicilian: Najdorf"] 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Bg5 Nc6 7.Qd2 e6 8.O-O-O Be7 9.f4 Bd7 10.Nf3 b5 11.e5 b4 12.exf6 bxc3 13.Qxc3 gxf6 14.Bh4 d5 15.Bd3 Rc8 16.Kb1 Nb4 17.Qd2 O-O 18.Rhe1 Ba4 19.Nd4 Qb6 20.Nb3 Nxd3 21.Qxd3 Rc4 22.Re3 Rfc8 23.Rg3+ Kh8 24.Rh3 Re4 25.f5 exf5 26.Qf3 Qc7 27.c3 Rg4 28.Qxf5 Rg6 29.Qxd5 Rd8 30.Qf3 Rxd1+ 31.Qxd1 Qf4 32.Bg3 Qe4+ 33.Qc2 f5 34.Rh5 Bd7 35.Nd4 Qg4 36.Qe2 f4 37.Qe5+ Bf6 38.Qb8+ Rg8 39.Qxf4 Qd1+ 40.Qc1 Qxh5 41.a4 Bxa4 42.Qf4 Qg6+ 43.Ka2 Bd7 44.Qc7 Be6+ 45.Ka3 Bg7 46.Nc6 Qb1 {#R} 0-1