[Event "USA op"]
[Site "Aspen"]
[Date "1968.??.??"]
[Round "?"]
[White "Kaufman, Larry C"]
[Black "Benko, Pal C"]
[Result "0-1"]
[WhiteElo ""]
[BlackElo ""]
[ECO "A57"]

1.d4 Nf6 2.c4 c5 3.d5 b5 4.cxb5 a6 5.e3 g6 6.Nc3 Bg7 7.bxa6 O-O 8.Nf3 d6
9.e4 Qa5 10.Nd2 Bxa6 11.Bxa6 Qxa6 12.Qe2 Nfd7 13.Nc4 f5 14.f3 fxe4 15.fxe4 Nb6
16.Nxb6 Qxb6 17.Rf1 Nd7 18.Rxf8+ Rxf8 19.Be3 Rb8 20.Nd1 Ne5 21.Kf1 Qb4 22.Bd2 Rf8+
23.Kg1 Qd4+ 24.Be3 Qxe4 25.Nc3 Qc4 26.Rf1 Rb8 27.Bc1 Qxe2 28.Nxe2 Nd3 29.b3 Nb4
30.Bg5 Nxd5 31.Rd1 e6 32.Nf4 Bd4+ 33.Kh1 Nc3 34.Rf1 Rf8 35.Re1 e5 36.Ne6 Rf2
37.Bh4 Rxa2 38.Rf1 Ra8 39.Bd8 Bf2 40.g3 Ra2 41.Kg2 Ne4 42.Kf3 d5 43.Rd1 Bd4
44.Nxd4 cxd4 45.Re1 Rf2+ 46.Kg4 Rxh2  0-1

