[Event "Candidates qf Kortschnoj-Petrosian +2-1"]
[Site "Ciocco"]
[Date "1977.??.??"]
[Round "9"]
[White "Kortschnoj, Viktor Lvovich"]
[Black "Petrosian, Tigran V"]
[Result "1/2-1/2"]
[WhiteElo "2645"]
[BlackElo "2645"]
1. c4 e6 2. g3 d5 3. Nf3 Nf6 4. Bg2 Be7 5. d4 O-O 6. Nc3 dxc4 7. Ne5 c5 8. dxc5 Qxd1+ 9. Nxd1 Bxc5 10. Nxc4 Nc6 11. Be3 Bb4+ 12. Bd2 Bxd2+ 13. Nxd2 Bd7 14. Nc4 Rfd8 15. Nc3 Kf8 16. Nd6 Rab8 17. O-O-O Ne8 18. Nde4 Ke7 19. Nc5 Nf6 20. Nxd7 Rxd7 21. Rxd7+ Nxd7 22. Rd1 Rc8 23. b3 Ndb8 24. Kb2 Rd8 25. Rxd8 Kxd8 26. Nb5 Kd7 27. Kc3 1/2-1/2