[Event "HUN-ch"]
[Site "Budapest"]
[Date "1981.??.??"]
[Round "?"]
[White "Portisch, Lajos"]
[Black "Sax, Gyula"]
[Result "1/2-1/2"]
[WhiteElo "2650"]
[BlackElo "2560"]
[ECO "E63"]

1.c4 Nf6 2.Nc3 g6 3.Nf3 Bg7 4.g3 O-O 5.Bg2 d6 6.O-O Nc6 7.d4 Rb8 8.b3 a6
9.Bb2 b5 10.cxb5 axb5 11.Rc1 b4 12.Nb1 Na7 13.Ne1 c6 14.Nd3 Ba6 15.Qc2 Nd7
16.Bxc6 Nxc6 17.Qxc6 Bxd3 18.exd3 Ra8 19.Nd2 Rxa2 20.Rc2 Nf6 21.Re1 Re8 22.Nc4  1/2-1/2

