[Event "USA-ch"]
[Site "New York"]
[Date "1958.??.??"]
[Round "9"]
[White "Byrne, Robert Eugene"]
[Black "Byrne, Donald"]
[Result "0-1"]

1. d4 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 O-O 5. Nc3 d6 6. Nf3 c5 7. d5 a6 8. O-O Nbd7 9. Re1 Rb8 10. a4 Ne8 11. e4 Nc7 12. Bf1 e5 13. Nh4 f5 14. exf5 gxf5 15. Bh3 Nb6 16. Qe2 Bd7 17. f4 e4 18. a5 Nc8 19. Nd1 Ne7 20. Rb1 Ne8 21. Bd2 Ng6 22. Ng2 Bd4+ 23. Nge3 Ng7 24. b4 b5 25. axb6 Qxb6 26. Kh1 cxb4 27. Rxb4 Qa7 28. Nc2 Bc5 29. Rxb8 Rxb8 30. Bc3 Ne7 31. Qd2 Rb3 32. Nde3 h5 33. Bf1 Be8 34. Rd1 a5 35. Nd4 Rb7 36. Ba1 a4 37. Nec2 Ng6 38. Nb5 Bxb5 39. cxb5 a3 40. Nd4 Qa4 41. Rc1 h4 42. Rc4 Qa8 43. Qc2 hxg3 44. hxg3 Qf8 45. Ra4 Nh5 46. Bh3 Nxg3+ 47. Kh2 Nf1+ 48. Bxf1 Rh7+ 49. Kg1 Nxf4 50. Qd2 Qh6 51. Kf2 Nd3+ 52. Ke2 Qh5+ 53. Ke3 Qf3# 0-1