[Event "It (cat.11)"] [Site "masterchessopen.com Yerevan (Armenia)"] [Round "5"] [White "Knaak Rainer (GER)"] [Black "Ehlvest Jaan (USA)"] [Result "1-0"] [WhiteElo "2500"] [BlackElo "2580"] [ECO "D24"] [Opening "QGA: 4.Nc3"] 1.d4 d5 2.c4 dxc4 3.Nf3 Nf6 4.Nc3 c6 5.a4 Bf5 6.Ne5 e6 7.g3 Bb4 8.Bg2 Ne4 9.O-O Nxc3 10.bxc3 Bxc3 11.Ba3 Qxd4 12.Nxc4 Qxc4 13.Qd6 Bf6 14.Rfd1 e5 15.Qc7 Qa6 16.Rab1 b5 17.Rbc1 Qc8 18.Rxc6 Qxc7 19.Rxc7 e4 20.Bxe4 Bd8 21.Rc5 Be7 22.Rxf5 {#r} 1-0