[Event "URS-ch25 Semifinal"]
[Site "Leningrad"]
[Date "1957.12.10"]
[Round "19"]
[White "Ravinsky, Grigory Ionovich"]
[Black "Klaman, Konstantin"]
[Result "1-0"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Bc5 4. O-O Nd4 5. Nxd4 Bxd4 6. c3 Bb6 7. d4 c6 8. Ba4 d6 9. Na3 Nf6 10. Nc4 Nxe4 11. dxe5 Nxf2 12. Nxd6+ Qxd6 13. Qxd6 Ne4+ 14. Qd4 h6 15. Be3 Bxd4 16. Bxd4 O-O 17. Bc2 Nd2 18. Rf4 Nc4 19. Bc5 Be6 20. Bxf8 Rxf8 21. Bb3 Nxe5 22. Bxe6 fxe6 23. Rxf8+ Kxf8 24. Kf2 Ke7 25. Ke3 b6 26. Ke4 Nc4 27. b3 Nd6+ 28. Ke5 Nf7+ 29. Kf4 g6 30. Re1 Kf6 31. Rf1 Nd6 32. Rf3 e5+ 33. Ke3+ Nf5+ 34. Ke4 Ke6 35. g4 Nd6+ 36. Ke3 Nf7 37. h4 a5 38. c4 a4 39. Rf1 a3 40. Rf2 c5 41. Rf1 Ke7 42. Ke4 Ke6 43. Kd3 Ke7 44. Rf2 Ke6 45. Rf1 g5 46. hxg5 hxg5 47. Rh1 Kf6 48. b4 cxb4 49. Rb1 Nh6 50. Rxb4 Nxg4 51. Rxb6+ Kf5 52. c5 Nf2+ 53. Ke2 Ne4 54. c6 Ke6 55. Ke3 Nc3 56. c7+ 1-0