[Event "Piatigorsky-Cup 2nd"]
[Site "Santa Monica"]
[Date "1966.07.31"]
[Round "9"]
[White "Larsen, Bent"]
[Black "Portisch, Lajos"]
[Result "1-0"]

1. e4 e5 2. Bc4 Bc5 3. Nc3 Nc6 4. Qg4 g6 5. Qf3 Nf6 6. Nge2 d6 7. d3 Bg4 8. Qg3 h6 9. f4 Qe7 10. Nd5 Nxd5 11. Qxg4 Nf6 12. Qh3 Na5 13. Bb5+ c6 14. Ba4 b5 15. Bb3 d5 16. fxe5 Qxe5 17. c3 Nxb3 18. axb3 Bb6 19. Rf1 Bd8 20. Bf4 Qe6 21. Qxe6+ fxe6 22. Nd4 dxe4 23. Nxc6 Rh7 24. Nxd8 Rxd8 25. Ra6 exd3 26. Bxh6 Rxh6 27. Rxe6+ Kd7 28. Rfxf6 Rxh2 29. Rd6+ Ke7 30. Rxd8 Kxf6 31. Kf2 Rh1 32. Rxd3 Rb1 33. Rd2 Ke5 34. Kf3 a6 35. b4 Kf5 36. Ke3 Kg4 37. Kd4 Kg3 38. Kc5 g5 39. Kb6 Ra1 40. b3 Rc1 41. Kxa6 Rxc3 42. Rb2 g4 43. Kxb5 Kh2 44. Ka5 Rc8 45. b5 Ra8+ 46. Kb4 Rb8 47. Kc5 Rc8+ 48. Kd6 Rb8 49. Kc6 Rc8+ 50. Kb7 Rf8 51. b6 g3 52. Ka6 Rf2 53. Rb1 1-0