[Event "URS-ch25 Semifinal"]
[Site "Leningrad"]
[Date "1957.11.17"]
[Round "5"]
[White "Zilber, Israel"]
[Black "Nikitin, Aleksander S"]
[Result "0-1"]

1. Nf3 Nf6 2. g3 Nc6 3. Bg2 e5 4. d3 d5 5. O-O Be7 6. Nbd2 O-O 7. e4 Bg4 8. h3 Bh5 9. g4 Bg6 10. Nh4 dxe4 11. Nxg6 hxg6 12. dxe4 Nd7 13. Nf3 Nc5 14. Qe2 Ne6 15. Qb5 a6 16. Qd5 Bd6 17. c3 Qb8 18. a4 Rd8 19. Qc4 Na5 20. Qa2 c5 21. Ng5 c4 22. Nxe6 fxe6 23. Bg5 Rd7 24. Rad1 Qc7 25. Qb1 Qc6 26. Qc2 Nb3 27. Qe2 Qxa4 28. h4 Nc5 29. h5 gxh5 30. gxh5 Nd3 31. Qg4 Re8 32. Be3 Rf7 33. b3 Qxb3 34. Qg6 Qb5 35. h6 Qd7 36. Bg5 Bc5 37. Bh3 Ree7 38. Kh2 Qe8 39. f3 Nf4 40. Bxf4 exf4 41. e5 Rf8 42. Bxe6+ Kh8 43. Qxe8 Rfxe8 44. Bxc4 Rxe5 45. hxg7+ Kxg7 46. Rd7+ Kh6 47. Bf7 Rh8 48. Rg1 Bxg1+ 49. Kxg1 Rh7 50. Rxb7 Rg7+ 51. Kf2 Kh7 52. c4 a5 53. Bd5 Rxd5 0-1