[Event "URS-ch23 Semifinal"]
[Site "Leningrad"]
[Date "1955.11.24"]
[Round "9"]
[White "Lein, Anatoly"]
[Black "Estrin, Yakov Borisovich"]
[Result "0-1"]

1. Nf3 d5 2. d4 Nf6 3. e3 c5 4. c3 Nbd7 5. Bd3 Qc7 6. Qa4 g6 7. Nbd2 Bg7 8. O-O O-O 9. Re1 a6 10. e4 dxe4 11. Nxe4 Nxe4 12. Bxe4 cxd4 13. cxd4 Nf6 14. Bg5 Nxe4 15. Rxe4 Be6 16. Rc1 Qd6 17. Bf4 Qd5 18. Rce1 Qxa2 19. Qxa2 Bxa2 20. Rxe7 Bd5 21. Be5 Rac8 22. Bxg7 Kxg7 23. Ne5 Rfd8 24. h4 Rc2 25. h5 gxh5 26. Nd3 Kf8 27. R7e5 Bc4 28. Nf4 Rxb2 29. d5 Rd2 30. Re7 Rd1 31. Rxf7+ Kxf7 32. Rxd1 Rd6 33. f3 b5 34. Kf2 a5 35. Ke3 a4 36. Ra1 Ke7 37. Kd4 Rf6 38. Ke5 h4 39. Rd1 Rd6 40. Rh1 Rh6 41. Ra1 Ra6 42. Kd4 a3 43. Kc5 a2 44. Ne6 Kd7 45. Nd4 Rg6 46. Nxb5 Bxb5 47. Rxa2 Ba6 48. Ra4 Rh6 49. Rg4 Bd3 50. Rg7+ Kd8 51. Rg8+ Ke7 52. Rg7+ Kf8 53. Ra7 Ra6 54. Rb7 Bf5 55. Kd4 Ke8 56. Ke5 Bd7 57. Rb8+ Ke7 58. Rh8 Rh6 59. d6+ Kf7 60. Rd8 Rh5+ 61. Kf4 Ke6 62. Kg4 Rh6 63. Kh3 Kxd6+ 64. Kh2 Ke7 65. Rh8 Bf5 66. Ra8 Kf6 67. Ra7 Rg6 68. Kh1 Rg7 69. Ra4 Kg5 70. Kh2 Rc7 71. Kh1 Rc2 72. Rb4 h3 73. g3 Rf2 74. Rb3 Rxf3 0-1