[Event "Hoogovens 28th"]
[Site "Beverwijk"]
[Date "1966.01.15"]
[Round "4"]
[White "Bachtiar, Arovah"]
[Black "Donner, Jan Hein"]
[Result "0-1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. Nf3 O-O 6. Bd3 d5 7. O-O Nc6 8. a3 Bxc3 9. bxc3 dxc4 10. Bxc4 Qc7 11. Bd3 e5 12. Qc2 Re8 13. Bb5 e4 14. Bxc6 Qxc6 15. Ne5 Qd6 16. Qe2 b6 17. f3 exf3 18. Qxf3 Be6 19. Bb2 Bd5 20. Qf4 c4 21. Rae1 Ne4 22. Qh4 f6 23. Ng4 Qe6 24. Re2 Rad8 25. Nf2 f5 26. Nxe4 Bxe4 27. Ree1 Rd5 28. Qf4 Rb5 29. Rf2 Rb3 30. h3 a5 31. g4 Rb5 32. Kh2 h6 33. Rg1 g5 34. Qg3 fxg4 35. hxg4 Bd3 36. Bc1 Rb3 37. Bd2 Rxa3 38. e4 Bxe4 39. Re1 Ra2 40. Qc7 Rf8 41. Ree2 Rxf2+ 42. Rxf2 Bd5 43. Qd8+ Kh7 44. Qf8 Ra1 0-1