[Event "Sao Paulo"]
[Site "Sao Paulo"]
[Date "1973.??.??"]
[Round "1"]
[White "Biyiasas, Peter"]
[Black "Panno, Oscar"]
[Result "1/2-1/2"]
[WhiteElo "2420"]
[BlackElo "2585"]
[ECO "B40"]

1.e4 c5 2.Nf3 e6 3.Nc3 a6 4.g3 b5 5.Bg2 Bb7 6.d3 d6 7.O-O Ne7 8.Re1 Nec6
9.e5 d5 10.Bf4 Be7 11.h4 Nd4 12.Nb1 Nxf3+ 13.Qxf3 Nc6 14.Qg4 g6 15.Nd2 h6
16.Nf3 Qd7 17.h5 g5 18.Bd2 a5 19.Nh2 Qc7 20.Qe2 c4 21.dxc4 Nd4 22.Qd1 Qxc4
23.Bf1 Qxc2 24.Bc3 Qxd1 25.Rexd1 Nc6 26.Bxb5 O-O 27.Ng4 Kg7 28.Kh2 Rfc8 29.Rac1  1/2-1/2

