[Event "Hoogovens"]
[Site "Wijk aan Zee"]
[Date "1974.01.30"]
[Round "13"]
[White "Donner, Jan Hein"]
[Black "Enklaar, Bert F"]
[Result "1/2-1/2"]

1. d4 d5 2. c4 e6 3. Nc3 Be7 4. cxd5 exd5 5. Bf4 c6 6. e3 Bf5 7. g4 Be6 8. h3 Nf6 9. Bd3 O-O 10. g5 Nfd7 11. h4 c5 12. Kf1 Nc6 13. Nge2 Re8 14. Rc1 a6 15. Bb1 Nf8 16. Kg2 Rc8 17. Qd2 c4 18. e4 b5 19. e5 Qd7 20. Ng3 Bb4 21. Qd1 Ne7 22. Nce2 Ba5 23. h5 Nf5 24. Bd2 Bd8 25. f4 g6 26. Qg1 a5 27. Qf2 b4 28. Bc2 Bb6 29. a3 bxa3 30. bxa3 Rb8 31. Bc3 Rb7 32. Qf3 Nxg3 33. Nxg3 Bg4 34. Qe3 Qe7 35. f5 Bd8 36. hxg6 fxg6 37. Bd2 Rb2 38. Qc3 Ra2 39. Ra1 Rxa1 40. Rxa1 Bxf5 41. Bxf5 gxf5 42. Nxf5 Qe6 43. Nd6 1/2-1/2