[Event "URS-ch31 Semifinal"]
[Site "Moscow"]
[Date "1963.??.??"]
[Round "?"]
[White "Vladimirov, Boris T"]
[Black "Nei, Iivo"]
[Result "1/2-1/2"]
1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. e3 Bf5 5. Nc3 e6 6. Be2 Nbd7 7. Nh4 Bg6 8. O-O Bd6 9. g3 Qe7 10. Qb3 Rb8 11. Bd2 Ne4 12. Nxe4 Bxe4 13. f3 Bg6 14. Rae1 dxc4 15. Qxc4 c5 16. dxc5 Bxc5 17. b4 Bb6 18. a4 O-O 19. a5 Rbc8 20. Qa2 Bc7 21. Rc1 Bd6 22. Qb3 a6 23. Nxg6 hxg6 24. Rfd1 Nb8 25. b5 axb5 26. Qxb5 Rxc1 27. Rxc1 Rd8 28. Be1 Na6 29. Rd1 Rc8 30. Kf1 Kh7 31. Rd4 Rc1 32. Rh4+ Kg8 33. Rc4 Rxc4 34. Qxc4 Bc5 35. e4 Qd6 36. Qd3 Qxd3 37. Bxd3 Nb4 38. Bb5 Nc2 39. Bf2 Nd4 40. e5 Kf8 41. Ba4 g5 42. Bc2 Ke7 43. Be4 Nb3 44. Bxc5+ Nxc5 45. Bxb7 Kd7 46. Ke2 Kc7 47. Be4 Nb3 48. Bh7 Nxa5 49. Bg8 Nc6 50. Bxf7 Nxe5 51. Bxe6 Kd6 52. Bb3 Ke7 53. Ke3 Kf6 54. Ke4 g4 55. Bd1 gxf3 56. Bxf3 g5 1/2-1/2