[Event "NED-ch sf"] [Site "Netherlands"] [Date "1981.??.??"] [EventDate "?"] [Round "?"] [Result "0-1"] [White "Herman Grooten"] [Black "Rini Kuijf"] [ECO "A50"] [WhiteElo "?"] [BlackElo "?"] [PlyCount "60"] 1.d4 Nf6 2.c4 c6 3.Nf3 d5 4.Qb3 e6 5.g3 Nbd7 6.Bg2 Be7 7.O-O O-O 8.Nc3 b6 9.Bf4 Ba6 10.cxd5 cxd5 11.Qa4 Bb7 12.Nb5 Ne4 13.Rfc1 a6 14.Nc7 Rc8 15.Nxa6 Ra8 16.Rc7 Bc8 17.Qc6 Rxa6 18.Rc1 Nb8 19.Qc2 Bd7 20.Ne5 Bd6 21.Bxe4 Bxc7 22.Bxh7+ Kh8 23.Nxf7+ Rxf7 24.Bxc7 Qf6 25.Bxb8 Ra8 26.Bc7 Qxf2+ 27.Kh1 e5 28.e3 Qf3+ 29.Kg1 Qxe3+ 30.Kg2 Raf8 0-1