[Event "It \"] [Site "masterchessopen.com - Las Vegas (USA)"] [Date "2010.06.13"] [Round "6"] [White "Kelley Dereque D (USA)"] [Black "Langer Michael (USA)"] [Result "0-1"] [WhiteElo "2196"] [BlackElo "2265"] [ECO "A65"] [Opening "Benoni: 6.e4"] 1.d4 Nf6 2.c4 c5 3.d5 e6 4.Nc3 exd5 5.cxd5 d6 6.e4 g6 7.Bd3 Bg7 8.h3 O-O 9.Nf3 b5 10.Bxb5 Nxe4 11.Nxe4 Qa5+ 12.Nfd2 Qxb5 13.Nxd6 Qa6 14.N2c4 Nd7 15.O-O Ne5 16.Nxe5 Qxd6 17.Nc4 Qa6 18.Ne3 Rb8 19.Qc2 Bd4 20.Rb1 f5 21.b3 f4 22.Ng4 h5 23.d6 Qxd6 24.Nh2 Bf5 25.Qc4+ Rf7 {#R} 0-1