[Event "Hoogovens"]
[Site "Wijk aan Zee"]
[Date "1971.01.30"]
[Round "15"]
[White "Langeweg, Kick"]
[Black "Najdorf, Miguel"]
[Result "1-0"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 O-O 6. Bg5 c5 7. d5 e6 8. Qd2 exd5 9. exd5 Re8 10. Nf3 Bg4 11. O-O Nbd7 12. h3 Bxf3 13. Bxf3 Qb6 14. Qc2 h6 15. Bd2 a6 16. b3 Re7 17. Rae1 Rae8 18. Rxe7 Rxe7 19. Bd1 Qd8 20. a4 Ne8 21. g4 Nef6 22. Qc1 Kh7 23. Bc2 Qe8 24. f4 Ng8 25. Re1 Rxe1+ 26. Qxe1 Qxe1+ 27. Bxe1 Ngf6 28. Kf2 Kg8 29. Bd2 Kf8 30. Kf3 Ke7 31. a5 b6 32. axb6 Nxb6 33. Ne2 Nbd7 34. Ng3 Ne8 35. h4 Nf8 36. h5 Nf6 37. hxg6 fxg6 38. Nf1 N6d7 39. Ne3 Bd4 40. Ng2 Kf7 41. Ba5 Bf6 42. Bc7 Be7 43. Ne1 Nf6 44. Kg3 Ne8 45. Ba5 Bf6 46. Nf3 Nd7 47. Nh4 Nf8 48. Bd2 Bg7 49. Nf3 Bf6 50. Ba5 Nd7 51. Nd2 Bb2 52. Ne4 Ndf6 53. Nf2 Nd7 54. Nd3 Bd4 55. Bd2 Bf6 56. Ne1 Bd8 57. Nf3 Nf8 58. g5 hxg5 59. fxg5 Ng7 60. Nh4 Ne8 61. Be4 Ng7 62. Kg4 Ne8 63. Nf3 Nd7 64. Bc3 Nf8 65. Ne1 Nh7 66. Bd2 Nf8 67. Nd3 a5 68. Nf4 Ng7 69. Bc3 Bc7 70. Bxg7 Kxg7 71. Bxg6 Nxg6 72. Ne6+ Kg8 73. Nxc7 Ne5+ 74. Kf5 Nf3 1-0