[Event "IBM"]
[Site "Amsterdam"]
[Date "1976.??.??"]
[Round "6"]
[White "Ree, Hans"]
[Black "Olafsson, Fridrik"]
[Result "1/2-1/2"]
[WhiteElo "2420"]
[BlackElo "2550"]
[ECO "E31"]

1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Bg5 h6 5.Bh4 c5 6.d5 d6 7.e3 Bxc3+ 8.bxc3 e5
9.f3 Nbd7 10.Bd3 Nf8 11.Qc2 Kd7 12.Ne2 Kc7 13.O-O g5 14.Bf2 Qe8 15.Ng3 Ng6
16.Rab1 h5 17.Nf5 Ne7 18.Nxe7 Qxe7 19.Bf5 Bxf5 20.Qxf5 Nd7 21.Rb2 Nb6 22.Rfb1 Rab8
23.Qd3 Qd7 24.Rb5 f5 25.e4 f4 26.Bxc5 dxc5 27.Rxc5+ Kd8 28.Rcb5 Rh6 29.c5 Nc8
30.c4 a6 31.R5b3 b5 32.cxb5 axb5 33.Rxb5 Rxb5 34.Rxb5 Ra6 35.d6 Rxa2 36.Qc4 Ra1+
37.Kf2 Nxd6 38.cxd6 Qa7+ 39.Rc5 Ra2+ 40.Kf1 Ra1+ 41.Ke2  1/2-1/2

