[Event "URS-ch45 Semifinal"]
[Site "Beltsy"]
[Date "1977.??.??"]
[Round "11"]
[White "Lerner, Konstantin Z"]
[Black "Zhidkov, Valery S"]
[Result "1/2-1/2"]
[WhiteElo "2445"]
[BlackElo "2495"]

1. e4 c5 2. Nc3 d6 3. Nge2 Nf6 4. g3 Nc6 5. Bg2 e6 6. O-O Be7 7. d4 cxd4 8. Nxd4 Bd7 9. Nb3 O-O 10. Kh1 a6 11. a4 Rc8 12. f4 Nb4 13. Be3 b5 14. axb5 axb5 15. Rf2 e5 16. Rd2 Qe8 17. f5 d5 18. Nxd5 Nbxd5 19. exd5 Bxf5 20. d6 Bxd6 21. Rxd6 Bxc2 22. Qf3 Bxb3 23. Bg5 Qe7 24. Rb6 Bc4 25. b3 Be6 26. Rxb5 h6 27. Bxf6 Qxf6 28. Qe2 Rb8 29. Rd1 Qd8 30. Qxe5 Bxb3 31. Rxb8 Qxb8 32. Qxb8 Rxb8 33. Rb1 Rd8 34. Rxb3 Rd1+ 35. Bf1 Rxf1+ 36. Kg2 Rd1 37. h3 g6 38. Ra3 Kg7 39. Rb3 Rd2+ 40. Kf3 Rh2 41. h4 h5 42. Rb6 Rc2 43. Rb3 Rc4 44. Ra3 Rg4 45. Rb3 f5 46. Rb7+ Kf6 47. Rb6+ Ke5 48. Rb5+ Kd4 49. Rb6 Ke5 50. Ra6 1/2-1/2