[Event "Ch Netherlands"] [Site "masterchessopen.com Amsterdam (Netherlands)"] [Round "4"] [White "Van Scheltinga Theo D (NED)"] [Black "Orbaan Constant"] [Result "1-0"] [WhiteElo "2325"] [ECO "D02"] [Opening "Queen's Pawn: 2.Nf3 Nf6"] 1.d4 d5 2.Nf3 Nf6 3.c4 e6 4.Bg5 Be7 5.Nc3 O-O 6.e3 Nbd7 7.Rc1 c6 8.Qc2 a6 9.cxd5 Nxd5 10.Bxe7 Qxe7 11.Nxd5 exd5 12.Bd3 g6 13.O-O Nf6 14.Qc5 Qxc5 15.Rxc5 Ne8 16.b4 Nd6 17.a4 Bd7 18.Ne5 Be8 19.f3 f6 20.Ng4 Bd7 21.Nf2 f5 22.Nh3 Kh8 23.Rc3 a5 24.b5 cxb5 25.Rc7 Rfd8 26.axb5 a4 27.Nf4 Bxb5 28.Nxd5 Ne8 29.Bxb5 Nxc7 30.Nxc7 Ra5 31.Bd3 Rd6 32.Ra1 a3 33.Kf2 f4 34.Nb5 fxe3+ 35.Kxe3 Rda6 36.Kd2 Rb6 37.Kc3 a2 38.Kb4 Ra8 39.Bc4 Rba6 40.Nc3 Rb6+ 41.Bb5 Rc8 42.Nd5 Rd6 43.Bc4 Rdc6 44.Bb3 Ra8 45.Nc3 Rb6+ 46.Nb5 Rba6 47.Bd5 Ra4+ 48.Kb3 R8a5 49.Bc4 Kg7 50.Nc3 Ra3+ 51.Kb4 Kf8 52.Bb3 b5 53.Rxa2 Rxa2 54.Bxa2 Ra7 55.Bd5 g5 56.Nxb5 Ra1 57.h3 Rg1 58.f4 gxf4 59.Nc3 Ke7 60.Ne2 Rd1 61.Kc4 {#r} 1-0