[Event "USA-ch"]
[Site "Pasadena"]
[Date "1978.??.??"]
[Round "9"]
[White "Byrne, Robert Eugene"]
[Black "Christiansen, Larry Mark"]
[Result "1/2-1/2"]
[WhiteElo "2550"]
[BlackElo "2490"]

1. e4 g6 2. d4 Bg7 3. Nc3 d6 4. f4 Nf6 5. Nf3 c5 6. dxc5 Qa5 7. Bd3 Qxc5 8. Qe2 O-O 9. Be3 Qc7 10. O-O Nbd7 11. Nb5 Qb8 12. c4 b6 13. Nc3 Bb7 14. Rae1 e6 15. Bd2 a6 16. Ng5 h6 17. Nh3 Qc7 18. Nf2 Qc6 19. Qf3 Nc5 20. Bb1 b5 21. b4 Ncd7 22. cxb5 axb5 23. Bd3 Ra3 24. Bxb5 Qb6 25. Qe3 Qd8 26. Qd3 Qb8 27. Bc1 Ra7 28. a4 Rc8 29. Be3 Ra8 30. Rc1 g5 31. fxg5 Ne5 32. Qe2 hxg5 33. Bxg5 Bc6 34. Bxc6 Rxc6 35. b5 Rc4 36. Bxf6 Bxf6 37. Ng4 Nxg4 38. Rxf6 Qa7+ 39. Kh1 Nxf6 40. Qxc4 Ng4 41. h3 Qe3 42. Rf1 Ne5 43. Qc7 Kg7 44. b6 Rh8 1/2-1/2