[Event "Sao Paulo zt"]
[Site "Sao Paulo"]
[Date "1972.??.??"]
[Round "21"]
[White "Panno, Oscar"]
[Black "Vasquez, Julio E"]
[Result "1/2-1/2"]
[WhiteElo "2270"]
[BlackElo "2570"]
[ECO "E56"]

1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 O-O 5.Bd3 d5 6.Nf3 c5 7.O-O Nc6 8.a3 dxc4
9.Bxc4 Ba5 10.Na4 cxd4 11.exd4 Nd5 12.Bg5 Qd6 13.Nc5 Bd8 14.Ne4 Qc7 15.Rc1 Bxg5
16.Nexg5 Nf6 17.Re1 Bd7 18.Bd3 Rac8 19.Qe2 Nxd4 20.Qe3 Nxf3+ 21.Nxf3 Qb8
22.Rcd1  1/2-1/2

