[Event "URS-ch25 Semifinal"]
[Site "Leningrad"]
[Date "1957.11.21"]
[Round "8"]
[White "Spassky, Boris Vasilievich"]
[Black "Ravinsky, Grigory Ionovich"]
[Result "1/2-1/2"]

1. d4 d5 2. c4 e6 3. Nc3 c5 4. cxd5 exd5 5. Nf3 Nc6 6. g3 Nf6 7. Bg2 Be7 8. O-O O-O 9. Bg5 Be6 10. Rc1 Ne4 11. Bxe7 Qxe7 12. dxc5 Rfd8 13. Nb5 Nxc5 14. Nbd4 Rac8 15. Nxc6 bxc6 16. Nd4 Bd7 17. Qc2 Nb7 18. Rfd1 g6 19. Qd2 c5 20. Nc2 Be6 21. b4 Nd6 22. bxc5 Rxc5 23. Nd4 Rdc8 24. Rxc5 Rxc5 25. Rb1 Qc7 26. h4 Nf5 27. Rb2 Nxd4 28. Qxd4 h5 29. Bf3 Kh7 30. Kg2 a5 31. Rb3 Rc4 32. Qf6 Rc6 33. Qg5 Rc5 34. Rd3 d4 1/2-1/2