[Event "Hoogovens-B"]
[Site "Wijk aan Zee"]
[Date "1971.01.28"]
[Round "14"]
[White "Hartoch, Robert G"]
[Black "Timman, Jan H"]
[Result "0-1"]

1. c4 g6 2. Nc3 c5 3. g3 Bg7 4. Bg2 Nc6 5. Nf3 e5 6. O-O Nge7 7. Ne1 O-O 8. Nc2 d6 9. d3 Be6 10. Ne3 Qd7 11. Ned5 Bh3 12. a3 Bxg2 13. Kxg2 Nxd5 14. Nxd5 f5 15. Rb1 Rae8 16. f3 Ne7 17. Nxe7+ Rxe7 18. e4 f4 19. g4 Bf6 20. Bd2 h5 21. h3 Rh7 22. Rh1 hxg4 23. hxg4 Rxh1 24. Kxh1 Rf7 25. Kg2 Rh7 26. Qe2 Rh6 27. Rh1 Rxh1 28. Kxh1 Qa4 29. Bc3 a6 30. Kg2 b5 31. cxb5 axb5 32. Qd2 Bd8 33. Kf1 Bh4 34. Ke2 Bg3 35. Qd1 Qa7 36. Qg1 Kg7 37. Kd2 Qb7 38. b3 Qa7 39. Bb2 Qa5+ 40. Kc2 Be1 41. Qh2 c4 42. dxc4 bxc4 43. Qe2 cxb3+ 44. Kxb3 Qb6+ 45. Ka2 Bf2 46. Qc4 Kf6 47. Qg8 Qc7 48. Kb1 Kg5 49. Qh8 Bb6 50. Qh1 Qc4 51. Qd1 Bd4 52. Bxd4 exd4 53. a4 Kh4 54. g5 Kg3 55. Qe1+ Kxf3 56. a5 d3 57. Qd1+ Kxe4 58. a6 Qb5+ 59. Kc1 Qxa6 60. Qh1+ f3 61. Qh4+ Kd5 62. Kd2 Qa2+ 63. Kxd3 Qe2+ 64. Kc3 Qe3+ 0-1