[Event "HUN-ch"]
[Site "?"]
[Date "1968.??.??"]
[Round "?"]
[White "Lengyel, Levente"]
[Black "Portisch, Lajos"]
[Result "1/2-1/2"]
[WhiteElo ""]
[BlackElo ""]
[ECO "E92"]

1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Be2 O-O 6.Nf3 e5 7.Be3 Qe7 8.d5 Ng4
9.Bg5 f6 10.Bh4 Qe8 11.Nd2 f5 12.Bxg4 fxg4 13.Bg5 Na6 14.O-O Bd7 15.a3 c5  1/2-1/2

