[Event "6th olw qual. group 2"]
[Site "Medellin COL"]
[Date "1974.09.21"]
[Round "5"]
[White "Herstein, Ruth USA"]
[Black "Van der Giessen, Ada NED"]
[Result "1-0"]
[ECO "A89"]
[EventDate "1974.09.15"]
[PlyCount "83"]

1.Nf3 d6 2.d4 f5 3.c4 Nf6 4.Nc3 g6 5.g3 Bg7 6.Bg2 O-O 7.O-O Nc6 8.a3 e5 9.
e3 e4 10.Nd2 Ne7 11.b4 c6 12.Rb1 g5 13.Nb3 Ng6 14.Bd2 h5 15.Qe2 h4 16.b5 
g4 17.Rfd1 Nh7 18.a4 Ng5 19.bxc6 bxc6 20.Na2 Bd7 21.Bb4 Qf6 22.Nc3 hxg3 
23.fxg3 Nf3+ 24.Kh1 Kf7 25.Rb2 Rh8 26.Bxf3 exf3 27.Qf2 Rae8 28.Rdb1 Qe6 
29.Nd1 Bh6 30.d5 cxd5 31.cxd5 Qe7 32.Bd2 Bg7 33.Nd4 Bxd4 34.exd4 Rh7 35.
Ne3 Reh8 36.Nf1 Qe4 37.Rb7 Kf6 38.Re1 Qxd5 39.Rxa7 Bc6 40.Ra5 Qb3 41.d5 
Bd7 42.Qd4+ 1-0

