[Event "It (open) \"] [Site "masterchessopen.com St. Petersburg (Russia)"] [Date "2008.03.30"] [Round "9"] [White "Potyavin Igor (RUS)"] [Black "Androsov Sergey (RUS)"] [Result "1-0"] [WhiteElo "2064"] [BlackElo "2078"] [ECO "E41"] [Opening "Nimzo-Indian: 4.e3 c5"] 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 c5 5.Ne2 Ne4 6.f3 Bxc3+ 7.bxc3 Nf6 8.Ng3 cxd4 9.cxd4 Nc6 10.Be2 h5 11.O-O h4 12.Nh1 d5 13.Ba3 Qc7 14.Nf2 h3 15.g4 e5 16.g5 exd4 17.gxf6 gxf6 18.cxd5 Rg8+ 19.Ng4 f5 20.dxc6 fxg4 21.fxg4 Qxc6 22.Bf3 Qa6 23.Bc5 dxe3 24.Qd4 Be6 25.Qf6 {#r} 1-0