[Event "URS-ch23 Semifinal"]
[Site "Leningrad"]
[Date "1955.12.05"]
[Round "16"]
[White "Krogius, Nikolai V"]
[Black "Kholmov, Ratmir D"]
[Result "0-1"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nd7 5. Nf3 Ngf6 6. Ng3 Qc7 7. Bd3 e6 8. O-O Be7 9. c4 O-O 10. b3 b6 11. Bb2 Bb7 12. Qe2 Rfe8 13. Rad1 Rad8 14. Rfe1 c5 15. Bb1 cxd4 16. Rxd4 Nf8 17. Ne5 Rxd4 18. Bxd4 Rd8 19. Bb2 Ng6 20. Nxg6 hxg6 21. Rd1 Bc5 22. Rxd8+ Qxd8 23. Kf1 Qa8 24. f3 Qb8 25. Qe5 Bd6 26. Qe1 Qc7 27. Bd4 Bf4 28. Bf2 g5 29. h3 g6 30. Ne2 Be5 31. Qd2 Nh7 32. Be3 Qe7 33. Nc3 f5 34. Kg1 Bb8 35. b4 Qxb4 36. Qd8+ Qf8 37. Qxf8+ Kxf8 38. c5 bxc5 39. Bxc5+ Kg7 40. Bd3 a6 41. Be3 Bf4 42. Bd4+ e5 43. Bf2 Nf6 44. Kf1 Bd2 45. Na4 a5 46. Bc4 Nd5 47. Nb6 Nf4 48. h4 gxh4 49. Bxh4 e4 50. Bg5 exf3 51. g3 Be3 52. Nd7 Nd5 53. Nf6 Bxg5 54. Nxd5 Bd8 55. Kf2 Kf7 56. Ne3+ Kf6 57. Bd5 Bxd5 58. Nxd5+ Ke5 59. Nc3 Kd4 60. Nd1 a4 61. Kxf3 a3 62. g4 fxg4+ 63. Kxg4 Kd3 64. Kf3 Bb6 0-1