[Event "corr."] [Site "masterchessopen.com – BRD"] [Round "0"] [White "Keller Hanno (GER)"] [Black "Mueller Horst (AUT)"] [Result "1-0"] [WhiteElo "2031"] [BlackElo "2047"] [ECO "D90"] [Opening "Gruenfeld: Three Knights Variation"] 1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.Nf3 Bg7 5.Qb3 dxc4 6.Qxc4 O-O 7.e4 Bg4 8.Be3 Nfd7 9.Rd1 Nc6 10.Be2 Nb6 11.Qc5 Qd6 12.O-O Qxc5 13.dxc5 Bxc3 14.cxb6 Ba5 15.bxa7 Nxa7 16.a3 Nc8 17.h3 Be6 18.Nd4 Bd7 19.Bh6 Re8 20.e5 e6 21.Bg5 Ne7 22.Nf5 exf5 23.Rxd7 Nc6 24.f4 Nb8 25.Rd3 Na6 26.b4 Bb6+ 27.Kh1 Nb8 28.Bf3 c6 29.Rfd1 Kf8 30.R1d2 Ra7 31.g4 fxg4 32.hxg4 c5 33.Rh2 {#r} 1-0