[Event "US Championship 1958/59"] [Site "New York USA"] [Round "6"] [White "Pal Benko"] [Black "Donald Byrne"] [Result "1/2-1/2"] [ECO "D82"] [Opening "Gruenfeld: 4.Bf4 Bg7 5.e3"] 1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.Bf4 Bg7 5.e3 c6 6.Nf3 O-O 7.Qb3 dxc4 8.Bxc4 Nbd7 9.O-O Nb6 10.Be2 Be6 11.Qc2 Nbd5 12.Be5 Bf5 13.Qb3 Qb6 14.Bc4 Qxb3 15.Bxb3 Nb6 16.Rfc1 Rac8 17.h3 Bd3 18.Ne1 Bc4 19.Bxf6 exf6 20.Bxc4 Nxc4 21.Ne4 f5 22.Nc5 Nd6 23.Ned3 Rfd8 24.b4 Ra8 25.Nb3 Re8 26.a4 Re7 27.Rc2 h5 28.h4 Bh6 29.Rd1 f6 30.Na5 a6 31.Nc4 Nxc4 32.Rxc4 Rd8 33.g3 Rd5 34.Rc5 g5 35.Rxd5 cxd5 36.Rc1 gxh4 37.Rc8+ Kf7 38.gxh4 f4 39.exf4 Kg6 40.Rc5 Kf5 41.Rxd5+ Ke4 42.Rxh5 Kxd3 43.Rxh6 Kc4 44.Rxf6 Kxb4 45.f5 Kxa4 46.h5 Kb4 47.Rf8 a5 48.f6 Rh7 49.f7 a4 50.d5 a3 51.d6 Kb3 52.d7 a2 53.Ra8 Rh8 54.Ra7 b5 55.Kg2 b4 56.Kf3 Kb2 57.Ke4 a1=Q 58.Rxa1 Kxa1 59.Ke5 b3 60.Kf6 b2 61.Kg7 b1=Q 62.Kxh8 Qb8+ 63.Kg7 Qe5+ 64.Kg6 Qd6+ 65.Kg7 Qd4+ 66.Kg6 Qd6+ 67.Kg7 Qxd7 68.f4 Qg4+ 69.Kf6 Qxf4+ 70.Kg7 Qd4+ 71.Kg8 Qg4+ 72.Kh7 Qd7 73.Kg8 {#d} 1/2-1/2