[Event "US Open-84"]
[Site "Pasadena"]
[Date "1983.08.11"]
[Round "5"]
[White "Christiansen, Larry Mark"]
[Black "Matzner, Stephen"]
[Result "1-0"]
[WhiteElo "2520"]
[BlackElo "2225"]

1. d4 Nf6 2. c4 c5 3. d5 b5 4. cxb5 a6 5. e3 g6 6. Nc3 d6 7. Nf3 Bg7 8. a4 O-O 9. Ra3 axb5 10. Bxb5 Ne8 11. O-O Nc7 12. Be2 Nd7 13. e4 Ba6 14. Bg5 Re8 15. Bxa6 Nxa6 16. Qe2 Qb6 17. Nb5 Nc7 18. Nxc7 Qxc7 19. b3 h6 20. Be3 Reb8 21. Nd2 Rb4 22. Ra2 Rb7 23. h3 Nb6 24. Rc2 Nd7 25. f4 Qa5 26. Bf2 Qb4 27. Rc4 Qa3 28. Rfc1 Rb4 29. Qd1 Nb6 30. Rxb4 Qxb4 31. Kh1 Bc3 32. Nf3 Bb2 33. Rb1 Bg7 34. Qc2 Qc3 35. Qe2 Qb4 36. Be1 Bc3 37. Bxc3 Qxc3 38. Qb5 Qa5 39. Qd3 Qb4 40. f5 g5 41. e5 Qf4 42. Qb5 Qb4 43. Qxb4 cxb4 44. Rd1 Ra5 45. exd6 exd6 46. Rd4 Nxd5 47. Nd2 Kf8 48. Nc4 Rc5 49. a5 Ke7 50. a6 Nc7 51. a7 d5 52. Nb6 Ra5 53. Rxb4 Ra6 54. a8=Q Nxa8 55. Nxd5+ Kd6 56. Ne3 Nc7 57. Re4 Ra1+ 58. Kh2 Rb1 59. Nc4+ Kd5 60. Re7 Ne6 61. Rd7+ Kc5 62. Nd2 Rb2 63. Ne4+ Kb5 64. Rxf7 Nc5 65. Nxc5 Kxc5 66. Rh7 Rf2 67. Rxh6 Rxf5 68. Rh5 Kb4 69. Kg3 1-0