[Event "URS-ch45 Semifinal"]
[Site "Beltsy"]
[Date "1977.??.??"]
[Round "5"]
[White "Karasev, Vladimir I"]
[Black "Chekhov, Valery A"]
[Result "1/2-1/2"]
[WhiteElo "2515"]
[BlackElo "2520"]

1. d4 Nf6 2. c4 c5 3. d5 b5 4. cxb5 a6 5. bxa6 g6 6. a7 Rxa7 7. Nc3 Ba6 8. Nf3 Bg7 9. Nd2 O-O 10. e4 Bxf1 11. Nxf1 Qa5 12. Nd2 d6 13. O-O Nbd7 14. Qc2 Rb8 15. Nc4 Qa6 16. Nd1 Rb4 17. Nde3 Nb6 18. Nxb6 Qxb6 19. f3 Nd7 20. Nd1 Bd4+ 21. Kh1 Qa6 22. Re1 Ne5 23. Bd2 Rb8 24. Bc3 Qc4 25. Ne3 Qd3 26. Bxd4 cxd4 27. Rad1 Qxc2 28. Nxc2 d3 29. Ne3 Rxb2 30. f4 d2 31. Re2 Nd3 32. Rdxd2 Rb1+ 33. Rd1 Rxd1+ 34. Nxd1 Nxf4 35. Rd2 Ra3 36. Nf2 Re3 37. h3 Nh5 38. Kh2 Nf6 39. a4 Ra3 40. Rd4 Ra2 41. Nd3 Rd2 42. a5 Nd7 43. a6 Kg7 44. Kg3 Ne5 45. Nc5 Rxd4 46. a7 dxc5 47. a8=Q Nd7 48. Qd8 Nf6 49. Qxe7 Nxe4+ 50. Kh2 Nf6 51. Qxc5 Rxd5 52. Qc3 h5 1/2-1/2