[Event "Interzonal-12a"]
[Site "Las Palmas"]
[Date "1982.07.12"]
[Round "1"]
[White "Karlsson, Lars"]
[Black "Larsen, Bent"]
[Result "0-1"]
[WhiteElo "2500"]
[BlackElo "2605"]
1. Nf3 c5 2. e4 g6 3. d4 cxd4 4. Nxd4 Bg7 5. c4 Nc6 6. Be3 Nf6 7. Nc3 O-O 8. Be2 d6 9. O-O Bd7 10. Qd2 a5 11. f3 a4 12. Kh1 Qa5 13. Rac1 Rfc8 14. Rfd1 Nxd4 15. Bxd4 Be6 16. Nb1 Qxd2 17. Nxd2 h5 18. Nf1 Nd7 19. Bxg7 Kxg7 20. f4 Nc5 21. Nd2 Bg4 22. Bxg4 hxg4 23. Rc3 Rh8 24. Re1 Ra6 25. Re2 e5 26. g3 Ne6 27. Rf2 Rb6 28. b3 Nc5 29. Re2 Ra8 30. Kg2 axb3 31. Nxb3 Ne6 32. f5 Ng5 33. fxg6 Kxg6 34. c5 Rc6 35. Rcc2 Rac8 36. Na5 Rxc5 37. Rxc5 dxc5 38. Nxb7 c4 39. Nd6 Rc5 40. Rc2 c3 41. Kf2 Rc6 42. Nb5 Nxe4+ 43. Ke3 f5 44. Kd3 Ra6 45. Kc4 Kg5 46. Nxc3 Nxc3 47. Kxc3 f4 48. gxf4+ exf4 49. Kb4 f3 50. a4 Rb6+ 51. Kc5 Rf6 0-1