[Event "URS-ch18 Semifinal"]
[Site "Gorky"]
[Date "1950.10.??"]
[Round "14"]
[White "Aronin, Lev Solomonovich"]
[Black "Ratner, Boris"]
[Result "1-0"]

1. c4 c6 2. Nc3 d5 3. d4 Nf6 4. e3 e6 5. Nf3 Be7 6. Bd3 Nbd7 7. O-O dxc4 8. Bxc4 O-O 9. e4 b5 10. Bd3 a6 11. Qe2 Bb7 12. e5 Nd5 13. Qe4 g6 14. Nxd5 cxd5 15. Qg4 Re8 16. Bg5 Bxg5 17. Nxg5 f5 18. exf6 Qxf6 19. Rae1 Nf8 20. Re3 Re7 21. Rfe1 Rae8 22. Nf3 Rf7 23. Qg3 Qf4 24. Qxf4 Rxf4 25. Rc1 Rc8 26. Rxc8 Bxc8 27. Be2 Re4 28. Rxe4 dxe4 29. Ne5 Nd7 30. Nxd7 Bxd7 31. Kf1 Kf7 32. Ke1 Bc6 33. a4 bxa4 34. Bxa6 e5 35. Bc4+ Kf6 36. d5 Bd7 37. d6 e3 38. fxe3 e4 39. Kd2 Ke5 40. Kc3 Kxd6 41. Kd4 h6 42. g3 Bc6 43. Bf7 g5 44. Bg6 Bd5 45. Bxe4 Be6 46. Bd3 Bd7 47. Bc4 Be8 48. Bd5 Bd7 49. e4 Be8 50. e5+ Ke7 51. Kc5 Bh5 52. Kb4 Bd1 53. Bc6 Ke6 54. Bxa4 Be2 55. Kc5 Kxe5 56. b4 Ke4 57. Bb5 Bg4 58. Bc6+ Ke3 59. b5 Kf2 60. b6 Bc8 61. Bb5 Bb7 62. Kd6 Kg1 63. Kc7 Ba8 64. h4 gxh4 65. gxh4 h5 66. Bc6 1-0