[Event "It \"] [Site "masterchessopen.com Szklarska Poreba (Poland)"] [Date "2011.06.03"] [Round "8"] [White "Musialkiewicz Pawel (POL)"] [Black "Lach Marek"] [Result "1-0"] [WhiteElo "2032"] [ECO "A53"] [Opening "Old Indian: 3.Nc3"] 1.d4 Nf6 2.c4 d6 3.Nc3 g6 4.e4 Bg7 5.Nf3 O-O 6.Be3 Nbd7 7.Qd2 e5 8.d5 a5 9.Bd3 Nc5 10.Bc2 Ne8 11.Ne2 f5 12.exf5 gxf5 13.O-O-O Nf6 14.h3 Qe8 15.Bxc5 dxc5 16.g4 e4 17.Ng3 fxg4 18.hxg4 Ra6 19.g5 {#r} 1-0