[Event "USA-ch"]
[Site "New York"]
[Date "1969.??.??"]
[Round "6"]
[White "Byrne, Donald"]
[Black "Zuckerman, Bernard"]
[Result "1-0"]

1. c4 Nf6 2. g3 g6 3. Bg2 Bg7 4. Nc3 O-O 5. e4 c5 6. Nge2 Nc6 7. O-O Rb8 8. d3 d6 9. a4 a6 10. h3 Ne8 11. Be3 Nd4 12. Rb1 Nc7 13. b4 Nxe2+ 14. Nxe2 cxb4 15. Bb6 Bd7 16. Rxb4 e5 17. Nc3 Qc8 18. a5 Ne6 19. Nd5 Re8 20. Rb1 Ra8 21. Be3 Rb8 22. Ba7 Bc6 23. Bxb8 Qxb8 24. f4 exf4 25. gxf4 Qd8 26. f5 Nd4 27. f6 Bf8 28. Qd2 h5 29. Qf2 Ne6 30. Qb6 Qd7 31. Qe3 Kh7 32. d4 Bh6 33. Qc3 Bxd5 34. cxd5 Nf4 35. Rbe1 Qd8 36. e5 dxe5 37. dxe5 Nxg2 38. Kxg2 Qxd5+ 39. Qf3 Qxa5 40. Qxb7 Qa2+ 41. Rf2 Qe6 42. Rf3 Bf8 43. Qb3 Bd6 44. Qxe6 Rxe6 45. exd6 Rxe1 46. Rd3 Re8 47. d7 Rd8 48. Kf3 g5 49. Ke4 Kg6 50. Ke5 g4 51. hxg4 hxg4 52. Rd4 Kg5 53. Kd6 g3 54. Rd3 Kf4 55. Ke7 g2 56. Rd1 1-0