[Event "Interzonal-10b"]
[Site "Manila"]
[Date "1976.06.23"]
[Round "8"]
[White "Spassky, Boris Vasilievich"]
[Black "Mariotti, Sergio"]
[Result "1/2-1/2"]
[WhiteElo "2630"]
[BlackElo "2470"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Bd3 Qc7 6. O-O Nf6 7. Nc3 Nc6 8. Nb3 h5 9. h3 b5 10. f4 b4 11. Na4 d5 12. e5 Nd7 13. c3 Nb6 14. Nxb6 Qxb6+ 15. Kh1 a5 16. Rf3 a4 17. Be3 Qc7 18. Nd4 Nxd4 19. cxd4 g6 20. Rc1 Qb7 21. Rf2 Be7 22. Rfc2 Bd7 23. Qd2 Qb6 24. f5 gxf5 25. Bg5 Rg8 26. Bxe7 Kxe7 27. Rc5 b3 28. a3 Rg6 29. Bb5 Qa5 30. Qe2 Bxb5 31. Rxb5 Qa6 32. Rc7+ Kf8 33. Rb8+ Kg7 34. Qxa6 Rxa6 35. Rbb7 Kh6 36. h4 Rg4 1/2-1/2