[Event "Bled 30th Anniversary"]
[Site "Bled"]
[Date "1961.10.03"]
[Round "19"]
[White "Olafsson, Fridrik"]
[Black "Portisch, Lajos"]
[Result "1-0"]

1. Nf3 Nf6 2. g3 d5 3. Bg2 Bf5 4. O-O e6 5. d3 h6 6. c4 c6 7. cxd5 exd5 8. Nc3 Be7 9. Nd4 Bh7 10. e4 O-O 11. Bf4 Na6 12. a3 Re8 13. b4 c5 14. Ndb5 cxb4 15. axb4 d4 16. Ne2 Bxb4 17. Nexd4 Qd7 18. Qb3 Bf8 19. Rfc1 Red8 20. Rc4 Nc5 21. Qc2 a6 22. Nc7 Rac8 23. Nf5 Nh5 24. Nd5 Nxf4 25. gxf4 Bxf5 26. exf5 Qxf5 27. Ne3 Qxd3 28. Qxd3 Nxd3 29. Bxb7 Rxc4 30. Nxc4 Bc5 31. Rxa6 Bxf2+ 32. Kg2 Bd4 33. Kf3 Nc5 34. Rb6 Ne6 35. Rd6 Rb8 36. Bd5 Rb3+ 37. Ke4 Bf6 38. Bxe6 fxe6 39. Rxe6 Rh3 40. Kf5 Rh5+ 41. Kg6 1-0