[Event "It (open)"] [Site "masterchessopen.com Haarlem (Netherlands)"] [Round "1"] [White "Irwin Mark (NED)"] [Black "Oudejans Martin (NED)"] [Result "1-0"] [WhiteElo "2191"] [BlackElo "1855"] [ECO "C05"] [Opening "French: Tarrasch, Closed, 4.e5"] 1.e4 e6 2.d4 d5 3.Nd2 Nf6 4.e5 Nfd7 5.Bd3 c5 6.c3 Nc6 7.Ngf3 cxd4 8.cxd4 f6 9.exf6 Nxf6 10.O-O Qb6 11.Re1 Bd7 12.Nf1 Bb4 13.Re2 O-O 14.Bg5 Rae8 15.Rc1 Bd6 16.Bb1 Nh5 17.Ng3 Nf4 18.Re3 Be7 19.Rb3 Qa6 20.Bxf4 Rxf4 21.Bd3 {#r} 1-0