[Event "It (open)"] [Site "masterchessopen.com Regensburg (Germany)"] [Round "6"] [White "Knechtel Roland (GER)"] [Black "Wittelsberger Helmut (GER)"] [Result "1-0"] [WhiteElo "2220"] [BlackElo "1954"] [ECO "A46"] [Opening "Indian: 2.Nf3"] 1.d4 Nf6 2.Nf3 d5 3.c4 e6 4.Nc3 c5 5.cxd5 cxd4 6.Qa4+ Bd7 7.Qxd4 exd5 8.Nxd5 Qa5+ 9.Nc3 Nc6 10.Qd1 Bb4 11.Bd2 Rd8 12.a3 Bxc3 13.Bxc3 Qf5 14.g3 O-O 15.Bg2 Ne5 16.O-O Be6 17.Qc1 Bd5 18.Qb1 Qh5 19.Qc2 Rfe8 20.Rfe1 Re6 21.Rad1 Rde8 22.b4 {#r} 1-0