[Event "URS-ch45 Semifinal"]
[Site "Beltsy"]
[Date "1977.??.??"]
[Round "9"]
[White "Lerner, Konstantin Z"]
[Black "Chekhov, Valery A"]
[Result "1-0"]
[WhiteElo "2445"]
[BlackElo "2520"]

1. c4 c5 2. Nf3 Nf6 3. g3 g6 4. Bg2 Bg7 5. O-O O-O 6. d4 cxd4 7. Nxd4 Nc6 8. Nc3 a6 9. b3 d5 10. cxd5 Nxd4 11. Qxd4 Nxd5 12. Qxd5 Bxc3 13. Bh6 Qxd5 14. Bxd5 Rd8 15. Rad1 Bg4 16. Bxb7 Bxe2 17. Rxd8+ Rxd8 18. Rc1 Bb4 19. Kg2 a5 20. Bf3 Bb5 21. Rc7 Bd3 22. Ra7 Bf5 23. Bd5 e6 24. Bc6 Rb8 25. Bf4 Rc8 26. Bc7 Bc5 27. Ra8 Rxa8 28. Bxa8 Bb4 29. Kf3 Bb1 30. a3 Bxa3 31. Bxa5 Kf8 32. Be4 Bxe4+ 33. Kxe4 Bc5 34. f3 Ke7 35. Bc3 f5+ 36. Kd3 Kd6 37. Bd4 e5 38. Bxc5+ Kxc5 39. Kc3 g5 40. g4 e4 41. gxf5 exf3 42. Kd3 Kd5 43. b4 1-0