[Event "US Open-72"]
[Site "Ventura"]
[Date "1971.??.??"]
[Round "10"]
[White "Lombardy, William James"]
[Black "Biyiasas, Peter"]
[Result "1-0"]

1. c4 Nf6 2. g3 g6 3. Bg2 Bg7 4. d4 O-O 5. Nf3 c5 6. d5 d6 7. Nc3 Na6 8. O-O Nc7 9. h3 Rb8 10. a4 b6 11. Bf4 a6 12. e4 Nd7 13. Re1 f6 14. Bf1 Ne5 15. Nxe5 fxe5 16. Bg5 Bd7 17. Rb1 a5 18. Qd2 Rf7 19. Bg2 Qc8 20. Kh2 Qa6 21. b3 Rbf8 22. Rf1 Qc8 23. Nd1 Ne8 24. Nb2 Nf6 25. Nd3 h6 26. Be3 Kh7 27. f4 exf4 28. gxf4 Nh5 29. f5 gxf5 30. Qe2 Nf6 31. e5 dxe5 32. Nxe5 Ng4+ 33. Nxg4 fxg4 34. Qd3+ Kh8 35. hxg4 Bxg4 36. Rxf7 Rxf7 37. Rf1 Qf8 38. Rxf7 Qxf7 39. Qe4 h5 40. Bf4 Qf6 41. Bg3 Bf5 42. Qe2 Qg5 43. Bf3 h4 44. Bc7 Kh7 45. Be4 Bf6 46. Qf3 Bxe4 47. Qxe4+ Kg7 48. Kh3 Kf8 49. Qf3 Ke8 50. Bxb6 Qd2 51. Bxc5 Qe1 52. Bb6 Bc3 53. Bc7 Bb4 54. Bf4 Kd7 55. Bg5 Bd6 56. Bxh4 Qe5 57. Bf2 Qh8+ 58. Kg2 Qg7+ 59. Kh1 Qh8+ 60. Kg2 Qg7+ 61. Kh3 Qh8+ 62. Bh4 Qe5 63. Qg3 Qb2 64. Qe3 Qh2+ 65. Kg4 Qg2+ 66. Kh5 Qc2 67. Bg5 Ke8 68. Kh6 Kf7 69. Qe6+ Kf8 70. Qc8+ Kf7 71. Qe6+ Kf8 72. Kh5 Qc3 73. Bh6+ Ke8 74. Qc8+ 1-0