[Event "San Antonio"]
[Site "San Antonio"]
[Date "1972.??.??"]
[Round "?"]
[White "Evans, Larry Melvyn"]
[Black "Portisch, Lajos"]
[Result "1/2-1/2"]
[WhiteElo "2545"]
[BlackElo "2640"]
[ECO "B99"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Bg5 e6 7.f4 Be7 8.Qf3 Qc7
9.O-O-O Nbd7 10.Bd3 h6 11.Bh4 g5 12.fxg5 Ne5 13.Qe2 Nfg4 14.Nf3 Nxf3 15.gxf3 hxg5
16.Bg3 Ne5 17.f4 gxf4 18.Bxf4 Bd7 19.Kb1 O-O-O 20.Qf2 Rdf8 21.h4 Bc6 22.Bxe5 dxe5
23.Rh3 Kb8 24.h5 Rh6 25.Be2 Bg5 26.a3 Rc8 27.Rhd3 Rf6 28.Qg2 Bh6 29.Rg3 Rf4
30.Rg8 Ka7 31.Qg1+ b6 32.Bd3 Rh4 33.Rxc8 Qxc8 34.Qf2 Rf4 35.Qg3 Qb8 36.Rg1 Bb7
37.Ka2 Rf6 38.Qh4 Qh8 39.Rg8 Qxg8 40.Qxf6 Qg7 41.Qxg7  1/2-1/2

