[Event "IBM"]
[Site "Amsterdam"]
[Date "1971.??.??"]
[Round "13"]
[White "Gligoric, Svetozar"]
[Black "Ree, Hans"]
[Result "1/2-1/2"]
[WhiteElo "2600"]
[BlackElo "2430"]
[ECO "A75"]

1.d4 Nf6 2.c4 c5 3.d5 e6 4.Nc3 exd5 5.cxd5 d6 6.e4 g6 7.Nf3 Bg7 8.Be2 O-O
9.O-O a6 10.a4 Bg4 11.Bg5 Nbd7 12.Nd2 Bxe2 13.Qxe2 Re8 14.Rae1 Qc7 15.f4 b5
16.axb5 axb5 17.Nxb5 Qb6 18.Kh1 Nxd5 19.Na3 Nb4 20.Nac4 Qc6 21.Nf3 d5 22.exd5 Rxe2
23.dxc6 Rxe1 24.Rxe1 Nxc6 25.Kg1 Nd4 26.Nxd4 Bxd4+ 27.Kf1  1/2-1/2

