[Event "NRW-liga 2009/10"] [Site "masterchessopen.com Germany"] [Date "2010.04.25"] [Round "9"] [White "Zatonskih Anna (USA)"] [Black "Gruen Peter (GER)"] [Result "1-0"] [WhiteElo "2480"] [BlackElo "2372"] [ECO "E00"] [Opening "Catalan: 4.Nf3 Bb4+ 5.Bd2"] 1.d4 Nf6 2.c4 e6 3.g3 d5 4.Nf3 Bb4+ 5.Bd2 Be7 6.Bg2 O-O 7.O-O Nbd7 8.Qc2 c6 9.Bf4 Nh5 10.Bc1 Nhf6 11.Rd1 b6 12.b3 Bb7 13.Nc3 Rc8 14.e4 c5 15.exd5 exd5 16.dxc5 dxc4 17.b4 bxc5 18.b5 Re8 19.a4 Bf8 20.a5 Ne4 21.Ng5 Nxg5 22.Bxb7 Rc7 23.Bxg5 Qxg5 24.Bc6 Rd8 25.Rd5 Ne5 26.f4 Nf3+ 27.Kh1 Rxd5 28.Nxd5 Qd8 29.Nxc7 Nd4 30.Qxc4 Qxc7 31.Bg2 h5 32.b6 axb6 33.a6 b5 34.Qd5 Ne2 35.a7 {#r} 1-0