[Event "USA-ch/Zonal"]
[Site "South Bend"]
[Date "1981.??.??"]
[Round "9"]
[White "Kudrin, Sergey"]
[Black "Kavalek, Lubomir"]
[Result "1/2-1/2"]
[WhiteElo "2425"]
[BlackElo "2550"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Nc3 Qc7 6. g3 Bb4 7. Ne2 Be7 8. Bg2 Nf6 9. O-O Nc6 10. h3 d6 11. f4 b5 12. a3 Rb8 13. g4 a5 14. g5 Nd7 15. Ng3 b4 16. axb4 axb4 17. Nce2 g6 18. b3 h6 19. Bb2 e5 20. gxh6 Rxh6 21. f5 g5 22. Bc1 Qb6+ 23. Kh2 Rh7 24. Bf3 Nd4 25. Nxd4 exd4 26. Nh5 Nf6 27. Bb2 Nxh5 28. Bxd4 Qc6 29. Bxh5 Qxe4 30. Bg4 Kf8 31. Kg1 Rh4 32. Ba7 Rb5 33. Qf3 Qxf3 34. Rxf3 Bf6 35. Rd1 Bb7 36. Rf2 d5 37. Bd4 Kg7 38. Re2 Rh8 39. Re7 Bxd4+ 40. Rxd4 Kf6 41. Rd7 Bc6 42. Rc7 Rb6 43. Rd2 Re8 44. Re2 Rxe2 45. Bxe2 d4 46. Bc4 Be8 47. Kf2 Kxf5 48. Re7 Rb8 49. Bxf7 Bc6 50. Bc4 Rb7 51. Kg3 Kf6 52. Rxb7 Bxb7 53. Bd3 Ke5 54. Kg4 Bc8+ 55. Kxg5 Bxh3 56. Kh4 Be6 57. Kg3 Bf7 58. Kf3 Bh5+ 59. Kg3 Bd1 60. Kf2 1/2-1/2