[Event "URS-ch31 Final"]
[Site "Leningrad"]
[Date "1963.11.??"]
[Round "5"]
[White "Spassky, Boris Vasilievich"]
[Black "Stein, Leonid"]
[Result "1/2-1/2"]

1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. Nc3 d5 5. Bg5 Ne4 6. cxd5 Nxg5 7. Nxg5 e6 8. Qd2 exd5 9. Qe3+ Kf8 10. Qf4 Bf6 11. h4 c6 12. O-O-O h6 13. Nf3 Kg7 14. e3 Be6 15. Bd3 Nd7 16. g4 Qb8 17. Rdg1 Be7 18. Qxb8 Raxb8 19. Kd2 Bd6 20. Rg2 Rbe8 21. Ng1 Nf6 22. f3 Bd7 23. Nge2 Re7 24. g5 hxg5 25. Rxg5 Ree8 26. Rg2 Nh5 27. f4 Kf8 28. Ng1 Ng7 29. Nf3 Nf5 30. Ne5 Bxe5 31. Bxf5 Bxf5 32. fxe5 Ke7 33. Ke2 1/2-1/2