[Event "San Antonio"]
[Site "San Antonio"]
[Date "1972.??.??"]
[Round "?"]
[White "Mecking, Henrique"]
[Black "Portisch, Lajos"]
[Result "1/2-1/2"]
[WhiteElo "2570"]
[BlackElo "2640"]
[ECO "C93"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 b5 7.Bb3 O-O 8.c3 d6
9.h3 h6 10.d4 Re8 11.Be3 Bf8 12.Nbd2 Bb7 13.Qb1 Nb8 14.Bc2 Nbd7 15.a4 c5
16.b3 b4 17.dxe5 bxc3 18.exf6 cxd2 19.Nxd2 Nxf6 20.Bf4 g6 21.Qd1 Re6 22.Bd3 Qd7
23.Qc2 Rae8 24.Bh2 Qd8 25.Kf1 Qe7 26.Rad1 Nxe4 27.Nxe4 Bxe4 28.Rxe4 Rxe4
29.Bxe4 Qxe4 30.Qxe4 Rxe4 31.Bxd6 Rb4  1/2-1/2

