[Event "Ch Rheinhessen (open)"] [Site "masterchessopen.com Mainz (Germany)"] [Round "0"] [White "Osswald Marco"] [Black "Sebazungu Arthur"] [Result "0-1"] [WhiteElo "1417"] [BlackElo "1415"] [ECO "D05"] [Opening "Colle: 5.c3 Nc6"] 1.d4 d5 2.Nf3 Nf6 3.e3 e6 4.Bd3 c5 5.c3 Nc6 6.Nbd2 Bd6 7.O-O O-O 8.Re1 c4 9.Bc2 Qc7 10.e4 dxe4 11.Nxe4 Nxe4 12.Bxe4 b5 13.a3 Bb7 14.Qc2 g6 15.Bd2 Rfe8 16.g3 f5 17.Bxc6 Qxc6 18.Qd1 Qxf3 19.Qxf3 Bxf3 20.Re3 Bd5 {#R} 0-1