[Event "Hoogovens"]
[Site "Wijk aan Zee"]
[Date "1971.01.18"]
[Round "6"]
[White "Van den Berg, Carel"]
[Black "Najdorf, Miguel"]
[Result "1/2-1/2"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e6 6. Bd3 Nc6 7. Nb3 Be7 8. O-O O-O 9. f4 b6 10. Qf3 Bb7 11. Qh3 g6 12. Bd2 Nb4 13. Rae1 Nxd3 14. cxd3 Re8 15. Kh1 Bf8 16. e5 Nd7 17. Ne4 Bxe4 18. Rxe4 Bg7 19. d4 a5 20. a4 Rc8 21. Bc3 Rc4 22. Nd2 Rxa4 23. Ree1 b5 24. Ne4 Bf8 25. d5 Rxe4 26. Rxe4 exd5 27. Rd4 b4 28. Bd2 Nb6 29. f5 Rxe5 30. Bh6 Re4 31. Rxe4 dxe4 32. Bxf8 Qxf8 33. Qe3 Na4 34. Qxe4 Nxb2 35. Rc1 Na4 36. Rc7 Nc5 37. Qc6 Kg7 38. h3 Qd8 39. Rc8 Qf6 40. Qe8 Qxf5 41. Qf8+ Kf6 42. Qxd6+ Ne6 43. Qd1 Qe5 44. Ra8 Kg7 45. Qa4 Nc5 46. Qxa5 b3 47. Qd8 Qe1+ 48. Kh2 Qe5+ 49. Kh1 1/2-1/2