[Event "Las Palmas-05"]
[Site "Las Palmas"]
[Date "1976.??.??"]
[Round "10"]
[White "Portisch, Lajos"]
[Black "Huebner, Robert"]
[Result "1/2-1/2"]
[WhiteElo "2625"]
[BlackElo "2585"]

1. Nf3 Nf6 2. c4 e6 3. g3 d5 4. Bg2 Nbd7 5. b3 c5 6. cxd5 exd5 7. d4 b6 8. O-O Bb7 9. Nc3 Be7 10. dxc5 bxc5 11. Nh4 Nb6 12. Nf5 O-O 13. a4 Re8 14. a5 Nc8 15. Bg5 Rb8 16. Bf4 Ra8 17. Ne3 Nh5 18. Ncxd5 Nxf4 19. Nxf4 Bxg2 20. Kxg2 Rb8 21. Qc2 Bf6 22. Ra4 Bd4 23. Nf5 Ne7 24. Nxd4 cxd4 25. Qc5 Rxb3 26. Rxd4 Qa8+ 27. Kg1 Ng6 28. Rfd1 Nxf4 29. Rxf4 Qb7 30. Qf5 g6 31. Qd7 Rf8 32. Qxb7 Rxb7 33. Rd6 Re8 34. e3 Re5 35. a6 Rc7 36. Rfd4 Ra5 37. g4 h5 38. h3 hxg4 39. hxg4 Kf8 40. Re4 Rac5 41. Kg2 R5c6 42. Rd8+ Kg7 43. Ra4 Rc4 44. Rxc4 Rxc4 45. Rd4 Rc6 46. Ra4 g5 47. Kf3 Rf6+ 48. Ke2 Rd6 49. Ra5 f6 50. f4 gxf4 51. exf4 Kg6 52. Ke3 Rb6 53. Ra4 Rd6 54. Ra3 Rb6 55. Kf3 Rc6 56. Kg3 Rb6 57. Kh4 Rc6 58. Kg3 Rb6 59. Kf3 Rc6 60. Ra4 Rb6 61. Ke4 Rd6 62. Ra3 Rc6 63. Kd5 Rb6 64. Ra4 Kg7 65. Kc5 Kg6 66. Ra1 Kg7 67. f5 Kh6 1/2-1/2