[Event "69th US Open"]
[Site "Aspen, CO USA"]
[Date "1968.08.22"]
[EventDate "1968.08.11"]
[Round "11"]
[Result "0-1"]
[White "Ronald Joseph Gross"]
[Black "Pal Benko"]
[ECO "A59"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "52"]

1.d4 Nf6 2.c4 c5 3.d5 b5 4.cxb5 a6 5.bxa6 Bxa6 6.Nc3 d6 7.e4
Bxf1 8.Kxf1 g6 9.g3 Bg7 10.Kg2 O-O 11.Nge2 Qb6 12.Rb1 Na6
13.b3 Nc7 14.f3 e6 15.dxe6 fxe6 16.Be3 Qc6 17.Qd2 d5 18.exd5
exd5 19.Bf4 d4 20.Na4 Nfd5 21.Rhf1 Ne6 22.Rf2 d3 23.Ng1 Nexf4+
24.gxf4 Nxf4+ 25.Kh1 Bd4 26.Rff1 Ne2! 0-1