[Event "USA-ch"]
[Site "New York"]
[Date "1961.??.??"]
[Round "4"]
[White "Seidman, Herbert"]
[Black "Byrne, Donald"]
[Result "1-0"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. f3 Nc6 7. Be3 Bg7 8. Qd2 O-O 9. Bc4 a5 10. h4 Ne5 11. Be2 d5 12. exd5 Nxd5 13. Nxd5 Qxd5 14. h5 Nc4 15. Bxc4 Qxc4 16. hxg6 fxg6 17. b3 Qf7 18. Rd1 Rd8 19. Qc1 Bd7 20. a4 e5 21. Ne2 e4 22. O-O exf3 23. Rxf3 Qe6 24. Nf4 Qe4 25. Bb6 Bg4 26. Bxd8 Bd4+ 27. Kh2 Bxf3 28. gxf3 Qxf3 29. Rf1 Qg4 30. Be7 g5 31. Qd1 Qxd1 32. Rxd1 Be5 33. Bxg5 h6 34. Bxh6 Kf7 35. Rd7+ Kf6 36. Bg7+ Kf5 37. Bxe5 Kxe5 38. Nd3+ Ke4 39. Nc5+ Kf3 40. Nxb7 1-0