[Event "Zagreb Peace"]
[Site "Zagreb"]
[Date "1965.04.30"]
[Round "13"]
[White "Petrosian, Tigran V"]
[Black "Portisch, Lajos"]
[Result "0-1"]

1. d4 d5 2. c4 dxc4 3. Nf3 Nf6 4. e3 e6 5. Bxc4 c5 6. O-O a6 7. a4 Nc6 8. Qe2 Be7 9. dxc5 Ne4 10. Rd1 Qc7 11. b3 Nxc5 12. Bb2 O-O 13. Nbd2 Bd7 14. e4 Rfd8 15. Qe3 Be8 16. Be2 a5 17. Nc4 Bf8 18. Nd4 Nb4 19. Rac1 b6 20. Rd2 Qb8 21. Rcd1 Ra7 22. Na3 e5 23. Ndb5 Rxd2 24. Rxd2 Rd7 25. Rxd7 Bxd7 26. Nc4 f6 27. Nd2 Be6 28. Kf1 Qd8 29. Qc3 Ncd3 30. Ba3 Nf4 31. g3 Nxe2 32. Kxe2 Bc5 33. f3 h5 34. Nc4 Qd7 35. Qd2 Bxc4+ 36. bxc4 Qh3 37. Ke1 h4 38. Kd1 Qf1+ 0-1