[Event "World-ch25 Petrosian-Spassky +4-3=17"]
[Site "Moscow"]
[Date "1966.06.03"]
[Round "22"]
[White "Petrosian, Tigran V"]
[Black "Spassky, Boris Vasilievich"]
[Result "1-0"]

1. d4 b5 2. e4 Bb7 3. f3 a6 4. Be3 e6 5. Nd2 Nf6 6. c3 Be7 7. Bd3 d6 8. a4 c6 9. Ne2 Nbd7
10. O-O O-O 11. Ng3 Re8 12. axb5 axb5 13. Rxa8 Qxa8 14. Qc2 Bf8 15. b4 Qb8 16. Nb3 g6 17.
Ra1 e5 18. Qf2 d5 19. dxe5 Nxe5 20. Bc2 Bg7 21. Ba7 Qc7 22. Bb6 Qb8 23. Ba7 Qc7 24. Bb6
Qb8 25. Ba7 Qc8 26. Bd4 h5 27. h3 h4 28. Nf1 dxe4 29. fxe4 Ned7 30. Nfd2 c5 31. Nxc5 Nxc5
32. bxc5 Bxe4 33. Bb3 Bf5 34. Ra7 Nd7 35. Nf3 Qb8 1-0