[Event "URS-ch37 Semifinal"]
[Site "Voronezh"]
[Date "1969.05.??"]
[Round "?"]
[White "Kholmov, Ratmir D"]
[Black "Kupreichik, Viktor D"]
[Result "0-1"]

1. d4 d5 2. Nf3 Nf6 3. c4 c6 4. Nc3 dxc4 5. e3 Be6 6. Ne5 Nbd7 7. Nxc4 b5 8. Nd2 g6 9. Be2 Bg7 10. O-O O-O 11. b3 a6 12. Bf3 Rc8 13. Bb2 c5 14. Ne2 Bd5 15. Nf4 Bxf3 16. Nxf3 cxd4 17. Bxd4 Re8 18. Nd3 Ne4 19. Bxg7 Kxg7 20. a4 Nc3 21. Qd2 Nf6 22. axb5 axb5 23. Nb4 Qxd2 24. Nxd2 Red8 25. Nf3 Nfe4 26. g3 Nd2 27. Nxd2 Rxd2 28. Kg2 Rb2 29. Rfc1 Rxb3 30. Nd5 b4 31. Nxc3 bxc3 32. Kf3 e5 33. Ra5 f6 34. Ra7+ Kh6 35. h3 f5 36. g4 Rb2 37. gxf5 gxf5 38. Ra6+ Kh5 39. e4 c2 40. Ke2 Rb1 41. Kd2 Rxc1 42. Kxc1 f4 43. Ra5 Kh4 44. Rxe5 Kxh3 45. Rf5 Kg4 46. Rf7 Re8 47. Rxh7 Rxe4 48. Kxc2 Rd4 49. Kc3 Rd6 50. Rf7 Kf3 51. Rf8 Rd1 52. Rf7 Re1 53. Kd3 Re4 54. Kd2 Kxf2 55. Kd3 Re3+ 56. Kd2 f3 0-1