[Event "Bled 30th Anniversary"]
[Site "Bled"]
[Date "1961.09.13"]
[Round "7"]
[White "Portisch, Lajos"]
[Black "Petrosian, Tigran V"]
[Result "1-0"]

1. d4 Nf6 2. c4 c5 3. d5 e5 4. Nc3 d6 5. e4 g6 6. Bd3 Bg7 7. h3 a6 8. Nge2 Nbd7 9. Bg5 Rb8 10. a4 h6 11. Be3 h5 12. Qd2 Ng8 13. O-O Bh6 14. Bxh6 Nxh6 15. a5 b6 16. axb6 Rxb6 17. Nd1 Kf8 18. Bc2 Kg7 19. Ra3 Qe7 20. Ba4 Nf6 21. Re3 h4 22. f4 Nh5 23. fxe5 Qxe5 24. b3 f6 25. Nf2 Qg5 26. Qc1 Nf7 27. Nd3 Ne5 28. Nef4 Nxf4 29. Nxf4 Rh7 30. Qd1 Kh6 31. Re2 Re7 32. Ref2 Rbb7 33. Kh1 Kh7 34. Qe1 f5 35. Re2 fxe4 36. Rxe4 Kg7 37. Qa5 Bf5 38. Ree1 Nd3 39. Nxd3 Bxd3 40. Qc3+ 1-0