[Event "URS-ch31 Final"]
[Site "Leningrad"]
[Date "1963.11.??"]
[Round "18"]
[White "Nei, Iivo"]
[Black "Geller, Efim P"]
[Result "1/2-1/2"]

1. e4 c5 2. Nf3 g6 3. d4 Bg7 4. Nc3 Nc6 5. Be3 cxd4 6. Nxd4 Nf6 7. Bc4 O-O 8. Bb3 d6 9. f3 Bd7 10. Qd2 Nxd4 11. Bxd4 b5 12. h4 a5 13. a4 e5 14. Be3 bxa4 15. Bxa4 Rb8 16. Bb3 Be6 17. Bxe6 fxe6 18. O-O-O d5 19. exd5 exd5 20. Nxd5 e4 21. Nxf6+ Qxf6 22. Bd4 Qxd4 23. Qxd4 Bxd4 24. Rxd4 exf3 25. gxf3 Rxf3 26. Re1 Rbf8 1/2-1/2