[Event "Memorial M.Botvinnik (open)"] [Site "masterchessopen.com St. Petersburg (Russia)"] [Date "2011.08.12"] [Round "1"] [White "Demianjuk Alexander (RUS)"] [Black "Fedoseeva Valentina (RUS)"] [Result "1-0"] [WhiteElo "2319"] [BlackElo "1920"] [ECO "C70"] [Opening "Spanish: 4.Ba4"] 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 b5 7.Bb3 d6 8.c3 O-O 9.h3 Nb8 10.d4 Nbd7 11.Nbd2 Bb7 12.Bc2 Re8 13.Nf1 Bf8 14.Ng3 d5 15.exd5 exd4 16.Rxe8 Qxe8 17.Nxd4 Bxd5 18.Bg5 h6 19.Bf4 c5 20.Ndf5 Nb6 21.Qc1 Qc6 22.Bxh6 gxh6 23.Nxh6+ Bxh6 24.Qxh6 Ne8 25.Bh7+ Kh8 26.Bg6+ Kg8 27.Nf5 fxg6 28.Ne7+ Kf7 29.Nxc6 Bxc6 30.Qf4+ {#r} 1-0