[Event "Chigorin Memorial-12"]
[Site "Sochi"]
[Date "1977.??.??"]
[Round "2"]
[White "Durao, Joaquim Manuel"]
[Black "Petrosian, Tigran V"]
[Result "0-1"]
[WhiteElo "2305"]
[BlackElo "2645"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. f4 Qc7 7. Bd3 g6 8. O-O Bg7 9. Nf3
Bg4 10. Qe1 Bxf3 11. Rxf3 Nbd7 12. Kh1 e6 13. Bd2 Nb6 14. Rd1 Nfd7 15. Bf1 Rd8 16. Qh4 h6
17. e5 dxe5 18. Ne4 O-O 19. Rc3 Qb8 20. f5 exf5 21. Bxh6 fxe4 22. Rh3 Nf6 23. Bxg7 Nh5 24.
Rxd8 Rxd8 25. Bf6 Rd1 26. Qf2 Nd5 27. Bg5 Nhf4 28. Bxf4 exf4 29. Kg1 Ne3 30. Rxe3 fxe3 31.
Qxe3 Qe5 32. Kf2 Qf5+ 0-1