[Event "GRENKE Chess Open 2017"] [Site "Karlsruhe GER"] [Date "2017.04.16"] [Round "6.39"] [White "Ondersteijn,N"] [Black "Ruck,R1"] [Result "0-1"] [WhiteElo "2367"] [BlackElo "2557"] [ECO "A01"] [Opening "Nimzowitsch-Larsen: 1...d5 2.Bb2"] 1.b3 d5 2.Bb2 Bg4 3.f3 Bf5 4.e4 dxe4 5.Nc3 Nf6 6.Qe2 exf3 7.Nxf3 c6 8.O-O-O Bg4 9.h3 Bxf3 10.Qxf3 e6 11.g4 Qa5 12.Kb1 Ba3 13.Ba1 Nbd7 14.Rg1 Bc5 15.Rg2 Bd4 16.Re2 O-O-O 17.Bg2 Ne5 18.Qg3 h6 19.Rf1 Rd7 20.Rf4 Ng6 21.Rxd4 Rxd4 22.Nb5 Qxb5 {#R} 0-1