[Event "Amsterdam OHRA"]
[Site "Amsterdam NED"]
[Date "1982.07.07"]
[EventDate "1982.07.07"]
[Round "1"]
[Result "1-0"]
[White "Cornelis van Wijgerden"]
[Black "Herman Grooten"]
[ECO "A07"]
[WhiteElo "2425"]
[BlackElo "2305"]
[PlyCount "115"]

1. e4 c5 2. Nc3 d6 3. Nge2 Nf6 4. g3 Nc6 5. Bg2 e6 6. O-O Be7
7. d3 O-O 8. h3 Rb8 9. f4 Qc7 10. g4 b5 11. Ng3 b4 12. Nce2 d5
13. g5 Ne8 14. exd5 exd5 15. f5 Bd6 16. Nf4 Qd8 17. h4 Nd4
18. f6 gxf6 19. Ngh5 Qe7 20. c3 bxc3 21. bxc3 fxg5 22. hxg5
Qxg5 23. cxd4 Bg4 24. Qe1 Bxh5 25. Ne6 Qg4 26. Nxf8 Kxf8
27. dxc5 Bxc5+ 28. Be3 Bd6 29. Qf2 Be5 30. d4 Bg3 31. Qf5 Qh4
32. Qh3 Qxh3 33. Bxh3 Bg6 34. Bf4 Bxf4 35. Rxf4 Rb2 36. Bg2
Nc7 37. Rf2 Rb4 38. Rc1 Nb5 39. Rc8+ Kg7 40. Rb8 a6 41. Rf4
Ra4 42. Bxd5 Nc3 43. Bb3 Rxa2 44. Bxa2 Ne2+ 45. Kf2 Nxf4
46. Ke3 Ng2+ 47. Kf3 Ne1+ 48. Kf4 Nc2 49. d5 Ne1 50. Bc4 Kf6
51. Rb6+ Ke7 52. Bxa6 Bd3 53. Bc8 Ng2+ 54. Ke5 Ne3 55. Rb7+
Kd8 56. Bh3 Nc4+ 57. Kd4 Be2 58. d6 1-0