[Event "Oberliga Northwest 1991/92"] [Site "masterchessopen.com Germany"] [Round "-56"] [White "Mueller Achim (GER)"] [Black "Buchenau Frank (GER)"] [Result "1-0"] [WhiteElo "1992"] [BlackElo "2261"] [ECO "E32"] [Opening "Nimzo-Indian: Classical, 4...d6"] 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Qc2 d6 5.Nf3 Nbd7 6.Bg5 h6 7.Bh4 O-O 8.e3 Re8 9.Be2 c6 10.O-O e5 11.Ne4 exd4 12.a3 Ba5 13.Nxd6 Re6 14.Nxc8 dxe3 15.Nd4 exf2+ 16.Bxf2 Qxc8 17.Nxe6 fxe6 18.Kh1 Bc7 19.Bh4 Qb8 20.Bxf6 Nxf6 21.Rxf6 gxf6 22.Qg6+ Kh8 23.Qxh6+ Kg8 24.Qg6+ Kh8 25.Qxf6+ Kg8 26.Qxe6+ Kg7 27.Rd1 {#r} 1-0