[Event "It (open) \"] [Site "masterchessopen.com ? Berlin (Germany)"] [Date "2007.08.21"] [Round "4"] [White "Petzold Lutz Lukas (GER)"] [Black "Poseck Steffen (GER)"] [Result "1-0"] [WhiteElo "2239"] [BlackElo "2082"] [ECO "B28"] [Opening "Sicilian: O'Kelly, 3.c3 d5"] 1.e4 c5 2.Nf3 a6 3.c3 d5 4.exd5 Qxd5 5.d4 Nc6 6.Be2 e6 7.O-O Nf6 8.Be3 cxd4 9.cxd4 Qd8 10.Nc3 Be7 11.Ne5 Nxe5 12.dxe5 Qxd1 13.Rfxd1 Nd7 14.f4 g5 15.Ne4 gxf4 16.Bxf4 O-O 17.Bf3 Rb8 18.Rac1 Nb6 19.Nf6+ Kg7 20.Bg5 Bxf6 21.Bxf6+ Kh6 22.Rd4 {#r} 1-0