[Event "URS-ch23 Semifinal"]
[Site "Leningrad"]
[Date "1955.11.26"]
[Round "10"]
[White "Byvshev, Vasily Mikhailovich"]
[Black "Krogius, Nikolai V"]
[Result "1-0"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. Bxc6 dxc6 6. d3 Bd6 7. Nbd2 c5 8. b3 Be6 9. Bb2 Nd7 10. Nc4 f6 11. Nh4 g6 12. g3 Qe7 13. Qd2 O-O-O 14. O-O-O Nb8 15. f4 Bxc4 16. bxc4 Qd7 17. f5 g5 18. Ng2 Qa4 19. Kb1 h5 20. Ne3 c6 21. Qc3 Qb4 22. Qb3 Rh7 23. Bc3 Qxb3+ 24. axb3 Bc7 25. Kc1 a5 26. Kd2 b6 27. Ke2 Bd6 28. Bb2 Na6 29. Rd2 Rb7 30. h3 Rh7 31. Kf2 Bc7 32. Rhd1 Bd6 33. Re2 Re7 34. Kf3 Rh7 35. Rh2 Rg7 36. Rdh1 Rh7 37. Rd1 Rg7 38. Ke2 Re7 39. Rg1 Rh7 40. Rhg2 Re7 41. g4 h4 42. Ra1 Bc7 43. Rgg1 Bd6 44. Rgd1 Kc7 45. Bc3 Kc8 46. Be1 Bc7 47. Bf2 Bd6 48. Rd2 Kb7 49. Nd1 Ra8 50. Be3 Kc7 51. Nf2 Ree8 52. c3 Rab8 53. Kf3 Ra8 54. Rad1 Rad8 55. d4 Nb8 56. Ra2 Nd7 57. d5 Nb8 58. Rda1 Na6 59. Nd1 Ra8 60. Bf2 Kb7 61. Ne3 Nc7 62. Ke2 Rf8 63. Nd1 Na6 64. Nb2 Kc7 65. Kd3 Rfe8 66. Kc2 Rf8 67. Nd1 Kb7 68. Ne3 Nc7 69. Be1 Rfe8 70. Bd2 Rf8 71. Ra4 Be7 72. dxc6+ Kxc6 73. Nd5 Nxd5 74. cxd5+ Kb7 75. b4 axb4 76. cxb4 Rxa4 77. Rxa4 c4 78. Kc3 Rc8 79. Be3 Bd6 80. b5 Bc5 81. Bxc5 Rxc5 82. d6 Rxb5 83. Ra7+ Kc8 84. Rc7+ Kd8 85. Kxc4 Ra5 86. Rf7 Rc5+ 87. Kb4 Rc1 88. Kb5 Rc3 89. Kxb6 Rc4 90. Kb5 Rc3 91. Kb4 Rc1 92. Rc7 1-0