[Event "USA-ch/Zonal"]
[Site "South Bend"]
[Date "1981.??.??"]
[Round "13"]
[White "Christiansen, Larry Mark"]
[Black "Kudrin, Sergey"]
[Result "1-0"]
[WhiteElo "2515"]
[BlackElo "2425"]

1. c4 e6 2. Nc3 Nf6 3. e4 c5 4. e5 Ng8 5. d4 cxd4 6. Qxd4 Nc6 7. Qe4 Qa5 8. Nf3 f5 9. exf6 Nxf6 10. Qc2 Ne5 11. Be2 Nxf3+ 12. Bxf3 Qe5+ 13. Qe2 Bd6 14. Be3 Bc5 15. Bxc5 Qxc5 16. O-O O-O 17. Rad1 Rb8 18. a3 a6 19. b4 Qc7 20. Ne4 b6 21. Nd6 Ne8 22. Qd3 Nxd6 23. Qxd6 Qxd6 24. Rxd6 Rf4 25. Rc1 Kf7 26. c5 bxc5 27. bxc5 Rb3 28. c6 Ke7 29. cxd7 Bxd7 30. Rxa6 Rd4 31. h3 Kf6 32. Re1 Rd2 33. Bg4 Ra2 34. Rd6 Bc8 35. Bxe6 Bxe6 36. Rdxe6+ Kf7 37. Re7+ Kf8 38. Rd7 h5 39. Rc1 Kg8 40. Rcc7 Rb1+ 41. Kh2 Rxf2 42. Rxg7+ Kf8 43. Rgd7 1-0