[Event "It (open)"] [Site "masterchessopen.com – Bad Woerishofen (Germany)"] [Round "6"] [White "Bischoff Dieter (GER)"] [Black "Vonach Bernhard Dr (GER)"] [Result "1-0"] [WhiteElo "2212"] [BlackElo "2050"] [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 Na6 8.Be2 c6 9.O-O Be6 10.Qa4 Qb6 11.Rd1 Rfd8 12.Rb1 Qb4 13.Qc2 Nxe4 14.Bxa6 Nxf2 15.Qxf2 bxa6 16.Be3 c5 17.dxc5 Bxc3 18.bxc3 Qxc3 19.Rxd8+ Rxd8 20.Rc1 Qd3 21.c6 Bxa2 22.Bg5 Qb3 23.c7 Rc8 24.Bxe7 Qb6 25.Bc5 Rxc7 26.Qe3 Qb5 27.Qe5 Bc4 28.Qxc7 {#r} 1-0