[Event "Yerevan"]
[Site "Yerevan"]
[Date "1965.??.??"]
[Round "11"]
[White "Portisch, Lajos"]
[Black "Nei, Iivo"]
[Result "1/2-1/2"]
[WhiteElo ""]
[BlackElo ""]
[ECO "A87"]

1.d4 f5 2.Nf3 Nf6 3.g3 g6 4.Bg2 Bg7 5.O-O O-O 6.b3 d6 7.Bb2 c6 8.c4 Qe8 9.Nbd2 h6
10.Qc2 g5 11.Rfe1 Qg6 12.e4 fxe4 13.Nxe4 Bf5 14.Nxf6+ Bxf6 15.Qd2 Nd7 16.d5  1/2-1/2

