[Event "Boise Open"] [Site "Boise, ID"] [Date "1981.10.11"] [Round "4.1"] [White "Parsons, Larry R"] [Black "Letterman, John A"] [Result "1-0"] [WhiteElo "2092"] [BlackElo "1779"] [ECO "A30"] [Opening "English: Symmetrical, 2.Nf3 Nc6"] 1. c4 c5 2. Nf3 Nc6 3. Nc3 Nf6 4. d4 cxd4 5. Nxd4 e6 6. g3 Bb4 7. Bg2 O-O 8. O-O Bxc3 9. bxc3 d5 10. Rb1 Na5 11. cxd5 Nxd5 12. Qd3 Nb6 13. Bf4 f6 14. Nb5 Qxd3 15. exd3 e5 16. Be3 Bf5 17. Rfd1 Nc8 18. Nc7 Rb8 19. Rb5 b6 20. Bc5 Bd7 21. Bd5+ Rf7 22. Rb2 Rb7 23. Na6 bxc5 24. Bxb7 Nxb7 25. Rxb7 Bg4 26. Rxf7 Kxf7 27. Rb1 c4 28. Rb7+ Kg6 29. dxc4 Nd6 30. Rb4 Be2 31. c5 Nc4 32. c6 Nd2 33. Nc5 Nf3+ 34. Kh1 Ne1 35. c7 Bf3+ 36. Kg1 Bd5 37. c8=Q Nf3+ 38. Kf1 Nxh2+ 39. Ke2 Bxa2 40. Qh3 a5 41. Ra4 {#r} 1-0