[Event "It \"] [Site "masterchessopen.com Differdange (Luxembourg)"] [Date "2007.07.09"] [Round "4"] [White "Bakalarz Leszek (POL)"] [Black "Birtz Claude (LUX)"] [Result "1-0"] [WhiteElo "2117"] [BlackElo "1929"] [ECO "B09"] [Opening "Pirc: Austrian, 5...c5"] 1.e4 d6 2.d4 Nf6 3.Nc3 g6 4.f4 Bg7 5.Nf3 c5 6.dxc5 Qa5 7.Bd3 Qxc5 8.Qe2 Bd7 9.Be3 Qc7 10.O-O a6 11.e5 dxe5 12.fxe5 Ng4 13.Nd5 Qc6 14.Nb6 Ra7 15.Nxd7 Nxd7 16.Bxa7 b6 17.Bxa6 O-O 18.Nd4 {#r} 1-0