[Event "IBM"]
[Site "Amsterdam"]
[Date "1962.08.28"]
[Round "10"]
[White "Langeweg, Kick"]
[Black "Henneberke, Frans"]
[Result "1-0"]

1. Nf3 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. g3 Bg7 6. Bg2 O-O 7. O-O c5 8. Nxd5 Qxd5 9. d3 Nc6 10. Be3 Qd6 11. Nd2 b6 12. Ne4 Qc7 13. Qa4 Bd7 14. Bf4 Be5 15. Bxe5 Nxe5 16. Qc2 Rac8 17. Rac1 Qb8 18. Qd2 Bc6 19. Qh6 Bxe4 20. Bxe4 Qd6 21. Rc3 Rfd8 22. Rfc1 Qe6 23. b3 a5 24. a3 Rb8 25. Bg2 Ng4 26. Qd2 Qf6 27. Qe1 Rd6 28. b4 axb4 29. axb4 cxb4 30. Rc8+ Rxc8 31. Rxc8+ Kg7 32. h3 Nh6 33. Qxb4 Nf5 34. Qa4 Nd4 35. Bf1 Rc6 36. Rd8 Rc1 37. Qe8 Qc6 38. Qh8+ Kh6 39. Qf8+ Kh5 40. g4+ Kg5 41. Qxe7+ Kh6 42. Qf8+ Kg5 43. h4+ Kxg4 44. Rxd4+ Kh5 1-0