[Event "Hoogovens"]
[Site "Wijk aan Zee"]
[Date "1971.01.17"]
[Round "5"]
[White "Lengyel, Levente"]
[Black "Van den Berg, Carel"]
[Result "1/2-1/2"]
1. Nf3 d5 2. g3 c6 3. Bg2 Bg4 4. d3 Nd7 5. O-O e6 6. Nbd2 Bd6 7. b3 Ngf6 8. Bb2 O-O 9. c4 Qe7 10. a3 a5 11. Qc2 Rfd8 12. e4 dxe4 13. dxe4 Bxf3 14. Nxf3 e5 15. Rfe1 Ne8 16. Re2 f6 17. Bh3 Nf8 18. Rd2 Bc5 19. Rxd8 Rxd8 20. Bc3 b6 21. Qb2 Ne6 22. b4 axb4 23. axb4 Bd6 24. c5 bxc5 25. Qb3 Nc7 26. bxc5 Bxc5 27. Ba5 Ra8 28. Ra4 Kf8 29. Bxc7 Nxc7 30. Rxa8+ Nxa8 31. Qb8+ Qe8 32. Qb7 Nb6 33. Nh4 Qa8 34. Qxa8+ Nxa8 35. Bd7 g6 36. Bxc6 Nc7 37. Kg2 Ne6 38. Bd5 Ke7 1/2-1/2