[Event "USA-ch"]
[Site "Greenville"]
[Date "1983.??.??"]
[Round "9"]
[White "Lein, Anatoly"]
[Black "De Firmian, Nick E"]
[Result "1/2-1/2"]
[WhiteElo "2490"]
[BlackElo "2475"]

1. g3 c5 2. Bg2 Nc6 3. Nf3 g6 4. c4 Bg7 5. O-O e5 6. Nc3 Nge7 7. Ne1 d6 8. Nc2 Be6 9. Ne3 Rb8 10. d3 a6 11. Ned5 O-O 12. Rb1 b5 13. b3 b4 14. Nxe7+ Nxe7 15. Nd5 Nxd5 16. cxd5 Bd7 17. e4 f5 18. exf5 Bxf5 19. h3 Qa5 20. g4 Bd7 21. Qe2 Qd8 22. Be4 Qh4 23. Qe3 h5 24. Qg3 Qxg3+ 25. fxg3 Rxf1+ 26. Kxf1 hxg4 27. hxg4 Bxg4 28. Be3 Bf5 29. Ke2 Rf8 30. a3 Rb8 31. Ra1 Bf8 32. Kf3 Kg7 33. a4 Be7 34. g4 Bxe4+ 35. dxe4 Rh8 36. Kg3 Bh4+ 37. Kg2 Be7 38. Kg3 Rh7 39. Rc1 Rh8 40. Kg2 Rh7 41. Kg3 Kf7 42. Kg2 Ke8 43. Bd2 Kd7 44. Kg3 Rh8 45. Kg2 Rh4 46. Kg3 Rh7 47. Kg2 Rh4 48. Kg3 Rh8 49. Kg2 Rc8 50. Kg3 Rb8 51. Kf3 Kc7 52. Rh1 Rf8+ 53. Ke2 Rf7 54. Rh8 Kb6 55. Rb8+ Kc7 56. Rh8 Kb6 57. Rb8+ Kc7 1/2-1/2