[Event "USA-ch 1966/67 Rosenwald Trophy"]
[Site "New York"]
[Date "1966.12.11"]
[Round "1"]
[White "Byrne, Donald"]
[Black "Addison, William G"]
[Result "1/2-1/2"]

1. c4 c6 2. Nf3 Nf6 3. b3 d5 4. Bb2 Bf5 5. e3 e6 6. Be2 h6 7. O-O Nbd7 8. d4 Be7 9. Nc3 Ne4 10. a3 O-O 11. Rc1 Nxc3 12. Rxc3 Bf6 13. cxd5 cxd5 14. Bd3 Bxd3 15. Qxd3 Rc8 16. Rfc1 Rxc3 17. Qxc3 Qb8 18. a4 Nb6 19. Qc7 Qxc7 20. Rxc7 Rb8 21. a5 Bd8 22. axb6 Bxc7 23. bxc7 Rc8 24. Kf1 Rxc7 25. Ne1 a5 26. Ke2 b5 27. f3 a4 28. bxa4 bxa4 29. Kd2 Rb7 30. Kc2 Rc7+ 31. Bc3 a3 32. Kb3 a2 33. Nc2 f5 34. Bb2 g5 35. h3 h5 36. Bc3 f4 37. exf4 gxf4 38. Bb2 h4 39. Ba1 Kh7 40. Bb2 Kg8 1/2-1/2