[Event "Hoogovens Open (1993)"] [Site "Wijk aan Zee NED"] [Date "1993.01.28"] [Round "9"] [White "Herman Grooten"] [Black "Mark van der Werf"] [Result "1-0"] [WhiteElo "2410"] [BlackElo "2395"] [ECO "D02"] [Opening "Queen's Pawn: London"] 1.d4 d5 2.Nf3 Nf6 3.Bf4 c5 4.dxc5 e6 5.e3 Bxc5 6.c4 O-O 7.Nc3 Nc6 8.a3 Re8 9.Ne5 Bd6 10.Nxc6 bxc6 11.Bxd6 Qxd6 12.Be2 Rb8 13.b4 a5 14.bxa5 Qe5 15.Qd4 Qxd4 16.exd4 e5 17.O-O-O exd4 18.Rxd4 c5 19.Rd2 d4 20.Na4 Ne4 21.Bf3 Nxd2 22.Kxd2 Rb3 23.Bc6 Rd8 24.Kc2 Rb8 25.Re1 Bf5+ 26.Kd2 Bd7 27.Bxd7 Rxd7 28.Re5 Ra7 29.Rxc5 Rba8 30.Nb6 Rxa5 31.Rc7 Rb8 32.a4 Rf5 33.f3 Rg5 34.g3 Rf5 35.f4 g5 36.Nd5 Kg7 37.g4 Rxf4 38.Nxf4 gxf4 39.Rc5 Rb3 40.Rd5 Rb4 41.Rxd4 Rxa4 42.Rxf4 Ra2+ 43.Kd3 Rxh2 44.c5 h5 45.c6 hxg4 46.Rxg4+ Kf6 47.Rg8 Rh3+ 48.Kd4 Rh4+ 49.Kc3 Rh1 50.Kb2 Rh2+ 51.Kb3 Rh3+ 52.Kb4 Rh4+ 53.Kb5 Rh5+ 54.Kb6 Rh1 55.c7 Rb1+ 56.Ka5 Rc1 57.c8=Q Rxc8 58.Rxc8 Ke5 59.Kb4 {#r} 1-0