[Event "Alekhine Memorial-02"]
[Site "Moscow"]
[Date "1971.11.24"]
[Round "1"]
[White "Kortschnoj, Viktor Lvovich"]
[Black "Petrosian, Tigran V"]
[Result "0-1"]

1. c4 c6 2. d4 d5 3. Nf3 Nf6 4. Nc3 e6 5. Qb3 Be7 6. Bg5 Nbd7 7. e3 O-O 8. Bd3 b6 9. O-O
Bb7 10. Rfd1 Kh8 11. Rac1 Ne8 12. Bxe7 Qxe7 13. cxd5 exd5 14. Qa4 Nd6 15. Qa3 Rae8 16. Re1
f5 17. Ne5 Nxe5 18. dxe5 Qxe5 19. Qxa7 d4 20. f4 Qf6 21. Nd1 Qd8 22. Re2 c5 23. exd4 c4
24. Rxe8 Rxe8 25. Bf1 Re1 26. Qa3 Ne4 27. d5 Nd2 28. Kf2 Rxf1+ 29. Ke2 Bxd5 30. Qe3 c3 0-1