[Event "Oberliga East B 1999/00"] [Site "masterchessopen.com - Germany"] [Round "8"] [White "Koehler Ronald (GER)"] [Black "Gustavsson Cyrill (SWE)"] [Result "1-0"] [WhiteElo "2255"] [BlackElo "2206"] [ECO "E70"] [Opening "King's Indian: 4.e4 d6"] 1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.f4 c5 6.d5 e6 7.Nf3 exd5 8.cxd5 O-O 9.Be2 Bg4 10.O-O Nbd7 11.Re1 Re8 12.h3 Bxf3 13.Bxf3 Qa5 14.Be3 b5 15.Qc2 b4 16.Na4 Nxd5 17.exd5 Rxe3 18.Rxe3 Bd4 19.Kf2 Re8 20.Re1 Qd8 21.Qd2 Qf6 22.Kf1 Rxe3 23.Rxe3 Bxe3 24.Qxe3 c4 25.Qxa7 Qxf4 26.Qxd7 Qc1+ 27.Kf2 Qb1 28.Qc8+ {#r} 1-0