[Event "It \"] [Site "masterchessopen.com - Bad Homburg (Germany)"] [Date "2011.06.25"] [Round "5"] [White "Koch Markus (GER)"] [Black "Partzsch Lukas (GER)"] [Result "1-0"] [WhiteElo "2104"] [BlackElo "2090"] [ECO "A55"] [Opening "Old Indian: 5.e4 Be7"] 1.d4 Nf6 2.c4 d6 3.Nc3 e5 4.Nf3 Nbd7 5.e4 Be7 6.Be2 c6 7.O-O O-O 8.Qc2 Qc7 9.h3 a6 10.Be3 b5 11.Rac1 b4 12.Na4 c5 13.dxe5 dxe5 14.Nd2 Bd6 15.Rfd1 Bb7 16.Bf3 Rfd8 17.Nf1 h6 18.Ng3 Nf8 19.Rxd6 Qxd6 20.Nf5 Qd3 21.Qxd3 Rxd3 22.Nxc5 {#r} 1-0