[Event "USA-ch"]
[Site "Estes Park"]
[Date "1987.??.??"]
[Round "13"]
[White "Christiansen, Larry Mark"]
[Black "Benjamin, Joel"]
[Result "1/2-1/2"]
[WhiteElo "2575"]
[BlackElo "2575"]

1. Nf3 Nf6 2. c4 e6 3. b3 b6 4. g3 Bb7 5. Bg2 c5 6. O-O Nc6 7. Bb2 Be7 8. e3 O-O 9. Qe2 d5 10. Rd1 Rc8 11. Na3 Qc7 12. cxd5 Nxd5 13. Nc4 Rfd8 14. a3 b5 15. Nce5 Nxe5 16. Nxe5 Bf6 17. f4 a6 18. Rac1 Ne7 19. e4 Qb6 20. Qf2 Ng6 21. b4 Nxe5 22. fxe5 Be7 23. Rf1 Rf8 24. Kh1 a5 25. h4 Qa7 26. d3 axb4 27. axb4 Qa2 28. bxc5 Bxc5 29. Rxc5 Rxc5 30. Qxc5 Qxb2 31. Qc7 Bc8 32. Rc1 h6 33. Kh2 b4 34. Rc6 b3 35. Rb6 Qc2 36. Qc4 Rd8 37. Rxb3 Qxc4 38. dxc4 Ba6 39. Rb4 Rc8 40. Bf1 Kf8 41. Kg2 1/2-1/2