[Event "Teeside"]
[Site "Teeside"]
[Date "1972.??.??"]
[Round "1"]
[White "Ree, Hans"]
[Black "Portisch, Lajos"]
[Result "1/2-1/2"]
[WhiteElo "2430"]
[BlackElo "2630"]
[ECO "A75"]

1.d4 Nf6 2.c4 c5 3.d5 e6 4.Nc3 exd5 5.cxd5 d6 6.e4 g6 7.Bf4 a6 8.a4 Bg7 9.Nf3 O-O
10.Be2 Bg4 11.O-O Re8 12.Nd2 Bxe2 13.Qxe2 Nh5 14.Be3 Nd7 15.g4 Nhf6 16.a5 h5
17.h3 hxg4 18.hxg4 Ne5 19.f3 Rc8 20.Ra4 Qd7 21.Kg2 Nh7 22.Raa1 f5 23.g5 Qf7
24.f4 Ng4 25.Bg1 Bxc3 26.bxc3 Qxd5 27.Qc4 Qxc4 28.Nxc4 Rcd8 29.Rad1 Rxe4
30.Nxd6 Re2+ 31.Kf3 Rc2  1/2-1/2

