[Event "HUN-ch"]
[Site "Budapest HUN"]
[Date "1971.10.30"]
[EventDate "?"]
[Round "12"]
[Result "1-0"]
[White "Lajos Portisch"]
[Black "Gyula Sax"]
[ECO "E60"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "53"]

1.d4 Nf6 2.c4 g6 3.Nf3 Bg7 4.g3 c5 5.Bg2 O-O 6.Nc3 cxd4 7.Nxd4
Nc6 8.O-O d6 9.Nc2 Nd7 10.Bd2 Nb6 11.b3 e6 12.a4 d5 13.a5 Nd7
14.cxd5 Nxa5 15.Ne3 exd5 16.Nexd5 Nc6 17.Be3 Nf6 18.Bc5 Re8
19.Ra2 Be6 20.Rd2 Nd7 21.Be3 Qa5 22.Ne4 Red8 23.Nd6 Rab8
24.Nc4 Qb5 25.Nc7 Qf5 26.Nd6 Qf6 27.Nxe6 1-0