[Event "Buenos Aires ol (Men)"]
[Site "Buenos Aires"]
[Date "1978.??.??"]
[Round "?"]
[White "Sigurjonsson, Gudmundur"]
[Black "Portisch, Lajos"]
[Result "0-1"]
[WhiteElo "2500"]
[BlackElo "2630"]
[ECO "B92"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Be2 e5 7.Nb3 Be7 8.O-O Be6
9.f4 Qc7 10.a4 Nbd7 11.Be3 O-O 12.f5 Bc4 13.a5 Rfc8 14.Kh1 Bxe2 15.Qxe2 d5
16.exd5 Bb4 17.Bd2 Bxc3 18.Bxc3 Nxd5 19.Rf3 Re8 20.Ra4 N7f6 21.Nd2 Qd7 22.Rh4 Nxc3
23.bxc3 e4 24.Rf1 Qc6 25.h3 e3 26.Nc4 Re7 27.Rf3 Rae8 28.Rd4 Nd5 29.f6 Re4
30.Rg3 g6 31.Rg4 Rxg4 32.hxg4 Nxc3  0-1

