[Event "It (open)"] [Site "masterchessopen.com Lausanne (Switzerland)"] [Round "4"] [White "Firman Nazar (UKR)"] [Black "Kosteniuk Alexandra (RUS)"] [Result "1-0"] [WhiteElo "2361"] [BlackElo "2398"] [ECO "B33"] [Opening "Sicilian: Open, 2...Nc6"] 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 h6 9.Be3 Bd7 10.f3 b5 11.g4 b4 12.Nce2 Ne5 13.Ng3 Be7 14.h4 Qa5 15.Kb1 Rb8 16.g5 hxg5 17.hxg5 Rxh1 18.gxf6 Nc4 19.fxg7 Nxd2+ 20.Bxd2 Rh2 21.g8=Q+ Bf8 22.Ngf5 Rxd2 23.Nxd6+ Ke7 24.Qxf7+ Kd8 25.Rxd2 b3 26.Nxe6+ Bxe6 27.Nb7+ Kc8 28.Qxe6+ {#r} 1-0