[Event "URS-ch51 Semifinal"]
[Site "Volgodonsk"]
[Date "1983.09.??"]
[Round "?"]
[White "Gulko, Boris F"]
[Black "Karpeshov, Oleg Mikhailovich"]
[Result "1-0"]
[WhiteElo "2490"]

1. c4 e5 2. g3 Nf6 3. Bg2 d5 4. cxd5 Nxd5 5. Nc3 Nb6 6. Nf3 Nc6 7. O-O Be7 8. a3 Be6 9. b4 O-O 10. Rb1 f6 11. Ne4 Ba2 12. Rb2 Bd5 13. Nc5 Nc4 14. Rb1 b6 15. Nb3 e4 16. Ne1 a5 17. b5 a4 18. Na1 N6e5 19. Nac2 Ra5 20. Nb4 Ba8 21. Qc2 Nd6 22. f4 exf3 23. Nxf3 Bxf3 24. Bxf3 Nxb5 25. Be4 Nd4 26. Qa2+ Kh8 27. d3 f5 28. Bg2 Nb3 29. Rxb3 axb3 30. Qxb3 Rb5 31. Bb2 Bc5+ 32. Kh1 Bd4 33. Bxd4 Qxd4 34. Qe6 Ng4 35. h3 Re5 36. Qa2 Nf2+ 37. Kh2 f4 38. g4 f3 39. Bxf3 Qf4+ 40. Kg2 Nxg4 41. hxg4 1-0