[Event "URS-ch23 Semifinal"]
[Site "Leningrad"]
[Date "1955.12.06"]
[Round "17"]
[White "Estrin, Yakov Borisovich"]
[Black "Mukhitdinov, Mamadzhan"]
[Result "0-1"]

1. e4 c5 2. Nf3 e6 3. Nc3 a6 4. d4 cxd4 5. Nxd4 Qc7 6. g3 b5 7. Bg2 Bb7 8. O-O Nf6 9. a3 d6 10. f4 h5 11. h3 Nbd7 12. f5 e5 13. Nb3 Nc5 14. Qe2 Be7 15. Bd2 Bc6 16. Nxc5 dxc5 17. Nd5 Qb7 18. c4 bxc4 19. Bc3 Bd6 20. Rad1 Bxd5 21. exd5 Nd7 22. Bf3 h4 23. g4 Qb5 24. g5 f6 25. Qe4 Ke7 26. Be2 Rab8 27. Rf2 Rh7 28. Rg2 Rf8 29. g6 Rhh8 30. Bxc4 Qb7 31. Qe2 Ra8 32. Qe4 Nb6 33. Be2 Qd7 34. Rg4 c4 35. Bd4 Qb5 36. Bc3 Rac8 37. Kg2 Na4 38. Bxc4 Nxc3 39. bxc3 Qb2+ 40. Qe2 Qxa3 41. Qc2 Rb8 42. Rd2 Rb7 43. Re4 Rhb8 44. Rde2 Rb1 45. Qd2 R8b2 46. Qe3 Rxe2+ 47. Bxe2 Bc5 48. d6+ Kd8 49. Qf3 Qc1 50. Bf1 Rb2+ 51. Re2 Qg5+ 52. Qg4 Qe3 53. Rxb2 Qg1+ 54. Kf3 Qxf1+ 55. Ke4 Qc4+ 56. Kf3 Qxc3+ 57. Ke4 Qxb2 58. Qh5 Qd4+ 59. Kf3 Qe3+ 0-1