[Event "URS-ch51 Semifinal"]
[Site "Volgodonsk"]
[Date "1983.09.??"]
[Round "?"]
[White "Zakharov, Alexander V"]
[Black "Ionov, Sergey"]
[Result "1/2-1/2"]

1. d4 Nf6 2. Nf3 e6 3. c4 b6 4. Nc3 Bb4 5. e3 Bb7 6. Be2 O-O 7. O-O c5 8. Na4 cxd4 9. a3 Be7 10. exd4 d6 11. Bf4 Nbd7 12. Re1 Re8 13. Bf1 d5 14. Nc3 dxc4 15. Bxc4 Rc8 16. Bb3 Nf8 17. Ba4 Bc6 18. Bxc6 Rxc6 19. Nb5 a6 20. Ne5 Rc8 21. Na7 Ra8 22. Nac6 Qd5 23. Nxe7+ Rxe7 24. Rc1 Ng6 25. Bg5 Ree8 26. Bxf6 gxf6 27. Ng4 Kg7 28. Ne3 Qg5 29. Qb3 Nh4 30. Red1 Rac8 31. Rxc8 Rxc8 32. d5 exd5 33. Qxd5 Qxd5 34. Nxd5 Rd8 35. Kf1 Ng6 36. Ne3 Rxd1+ 37. Nxd1 Ne5 38. Ne3 Kf8 39. Nd5 Nc4 40. Ke2 b5 41. b4 Nxa3 42. Nc7 Ke7 43. Nxa6 Kd6 44. Kd3 Nc4 45. Ke4 Ne5 46. Nc5 Nc6 47. Nd3 Ne7 48. g4 f5+ 49. gxf5 Nd5 50. f6 Nxf6+ 51. Kf5 Ng8 52. f4 Kd5 53. Ne5 f6 54. Nd7 Kc4 55. Nxf6 Nxf6 56. Kxf6 Kxb4 57. f5 Kc3 58. Ke5 b4 59. f6 b3 60. f7 b2 61. f8=Q b1=Q 62. Qc5+ Kd3 63. Qd4+ Ke2 64. Qg4+ Kf2 65. Qg3+ Kf1 1/2-1/2