[Event "Christmas Congress 1977/78-53 Premier"]
[Site "Hastings"]
[Date "1978.01.11"]
[Round "13"]
[White "Petrosian, Tigran V"]
[Black "Nunn, John DM"]
[Result "1-0"]
[WhiteElo "2620"]

1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 d6 6. Nf3 g6 7. Nd2 Bg7 8. Nc4 O-O 9. Bg5
h6 10. Bf4 b6 11. Bxd6 Re8 12. Bg3 Ne4 13. Nxe4 Rxe4 14. e3 b5 15. Nd2 Rb4 16. b3 Bxa1 17.
Qxa1 Qxd5 18. a3 Rg4 19. Be2 Nc6 20. Bf3 Qe6 21. Bxg4 Qxg4 22. O-O Bb7 23. f3 Qe6 24. Ne4
Rd8 25. Nxc5 Qxe3+ 26. Bf2 Qe7 27. Re1 Qc7 28. h4 h5 29. Ne4 Ne7 30. Nf6+ Kf8 31. b4 Bc8
32. Nxh5 gxh5 33. Qh8+ Ng8 34. Bc5+ Rd6 35. Qe5 1-0