[Event "Candidates qf Petrosian-Portisch +3-2=8"]
[Site "Palma de Mallorca"]
[Date "1974.01.??"]
[Round "6"]
[White "Portisch, Lajos"]
[Black "Petrosian, Tigran V"]
[Result "1/2-1/2"]

1. d4 e6 2. e4 d5 3. Nd2 dxe4 4. Nxe4 Nd7 5. Nf3 Ngf6 6. Nxf6+ Nxf6 7. Bg5 Be7 8. Bd3 c5 9. O-O cxd4 10. Nxd4 O-O 11. c3 Nd5 12. Qh5 g6 13. Bxe7 Qxe7 14. Qf3 Nf6 15. Rfe1 Rb8 16. Re5 Bd7 17. Rae1 b6 18. Qf4 Rbc8 19. Qg5 Kh8 20. h4 Ng8 21. Qg3 Nf6 22. Qf3 Rc5 23. Rxc5 bxc5 24. Nb3 Kg7 25. Bf1 Ba4 26. Na5 Qc7 27. Nc4 Rb8 28. g3 Bb5 29. b3 Bxc4 30. Bxc4 Rd8 31. Qe2 h5 32. Qe5 Qxe5 33. Rxe5 Rd1+ 34. Kg2 Nd7 35. Re2 Nb6 1/2-1/2