[Event "Wch U20 fin-B"]
[Site "Stockholm SWE"]
[Date "1969.08.24"]
[EventDate "1969.08.18"]
[Round "7"]
[Result "1/2-1/2"]
[White "Gert Ligterink"]
[Black "Eugenio Torre"]
[ECO "E80"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "114"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 c6 6. Be3 a6
7. Bd3 b5 8. Nge2 Nbd7 9. O-O O-O 10. b3 e5 11. d5 cxd5
12. cxd5 Nh5 13. b4 Nf4 14. Kh1 h5 15. Qd2 Nxd3 16. Qxd3 f5
17. a4 f4 18. Bg1 bxa4 19. Rxa4 g5 20. Rfa1 g4 21. Nc1 Nf6
22. b5 h4 23. Rxa6 Bxa6 24. bxa6 h3 25. gxh3 g3 26. hxg3 fxg3
27. N1e2 Nh5 28. Kg2 Bh6 29. a7 Qd7 30. Ra3 Rfc8 31. Qb5 Qf7
32. Rb3 Nf4+ 33. Nxf4 Qxf4 34. Ne2 Qd2 35. Qd3 Rc2 36. Rb8+
Rc8 37. Qxd2 Bxd2 38. Rxc8+ Rxc8 39. Nxg3 Bb4 40. Nf5 Kf7
41. Kf1 Rc1+ 42. Ke2 Ra1 43. Kd3 Bc5 44. Bxc5 dxc5 45. Kc4
Rxa7 46. Kxc5 Ra3 47. Kd6 Rxf3 48. Kxe5 Rxh3 49. Kd6 Ke8
50. e5 Rh1 51. e6 Re1 52. Nd4 Rb1 53. Nc6 Rd1 54. Nb4 Rb1
55. Nc6 Rd1 56. Kc5 Rc1+ 57. Kb6 Rd1 1/2-1/2