[Event "URS-ch25 Semifinal"]
[Site "Leningrad"]
[Date "1957.11.15"]
[Round "4"]
[White "Spassky, Boris Vasilievich"]
[Black "Zhukhovitsky, Samuel"]
[Result "1-0"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bg5 e6 7. Qd2 a6 8. O-O-O Bd7 9.
f4 Be7 10. Nf3 h6 11. Bxf6 gxf6 12. f5 Qc7 13. Kb1 O-O-O 14. Bc4 Kb8 15. Bb3 Rc8 16. Ne2
exf5 17. exf5 Bxf5 18. Nc3 Bf8 19. Nd4 Nxd4 20. Qxd4 Rg8 21. Qxf6 Bg6 22. Qf2 Bg7 23. Na4
Rge8 24. Rhf1 Re4 25. Nb6 Rce8 26. Nd5 Qc5 27. Nf4 Bd4 28. Qh4 Be5 29. g3 a5 30. a4 Rb4
31. Nxg6 Rxh4 32. Nxh4 f6 33. Nf5 h5 34. Rd5 Qc7 35. Rb5 b6 36. Ne3 Bd4 37. Nd5 Qd8 38.
Rf4 Bc5 39. Rxf6 Re2 40. Rf7 Rf2 41. Rh7 Rxh2 42. Nxb6 Bxb6 43. Bd5 Kc8 44. Rb7 Qe8 45.
R5xb6 Qe1+ 46. Ka2 Rxc2 47. Ra6 Rc7 48. Rb8+ Kd7 49. Rf8 Qb4 50. Rf7+ Kd8 51. Rf4 Qd2 52.
Rf8+ 1-0