[Event "URS-ch25 Semifinal"]
[Site "Leningrad"]
[Date "1957.12.08"]
[Round "18"]
[White "Krogius, Nikolai V"]
[Black "Cherepkov, Alexander V"]
[Result "1-0"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O b5 6. Bb3 Be7 7. Re1 O-O 8. d3 d6 9. c3 Be6 10. Bc2 d5 11. exd5 Qxd5 12. Nbd2 Rad8 13. Qe2 Bc5 14. h3 Rfe8 15. Ng5 h6 16. Nxe6 Qxe6 17. Qf3 Bb6 18. Bb3 Qd7 19. Ne4 Nxe4 20. Rxe4 Na5 21. Bc2 f5 22. Re1 c5 23. Be3 Rb8 24. Rad1 Nc6 25. Qh5 Rf8 26. Bxh6 gxh6 27. Qg6+ Qg7 28. Qxc6 Kh8 29. Rxe5 Rfc8 30. Qd5 Rd8 31. Qe6 Rg8 32. g3 Bc7 33. Rxf5 Bxg3 34. Kf1 Rbe8 35. Qf6 Bh2 36. f3 Re6 37. Qxg7+ Rxg7 38. Rf8+ Rg8 39. Rxg8+ Kxg8 40. Bb3 c4 41. dxc4 Kg7 42. cxb5 1-0