[Event "London Invitation"]
[Site "London ENG"]
[Date "1973.09.08"]
[EventDate "1973.09.07"]
[Round "3"]
[Result "1-0"]
[White "Peter H Clarke"]
[Black "Jeff Horner"]
[ECO "D02"]
[WhiteElo "2305"]
[BlackElo "2400"]
[Source "John Saunders"]
[PlyCount "138"]

1. d4 d5 2. Nf3 Nc6 3. e3 Bg4 4. Be2 Nf6 5. b3 e6 6. Bb2 Bd6 7. Nbd2 Ne7 8. O-O
c6 9. c4 Ng6 10. a3 Bc7 11. Re1 Ne4 12. Qc2 O-O 13. h3 Nxd2 14. Qxd2 Bxf3 15.
Bxf3 f5 16. Qe2 Qg5 17. Rac1 Rae8 18. Bh5 Qf6 19. f4 Rd8 20. g3 Nh8 21. Kf2 g6
22. Bf3 Nf7 23. a4 Kh8 24. Ba3 Rg8 25. h4 Rd7 26. Rh1 Nh6 27. b4 Nf7 28. b5
cxb5 29. axb5 dxc4 30. Rxc4 Nd6 31. Bxd6 Bxd6 32. Qc2 h6 33. Rc8 Qf7 34. Rxg8+
Qxg8 35. Rc1 Rc7 36. Qb2 Qc8 37. Rxc7 Qxc7 38. Qa2 Bb4 39. Qxe6 Qc2+ 40. Be2
Qd2 41. Qc8+ Kg7 42. Qxb7+ Kf6 43. Qa6+ Ke7 44. Qxa7+ Kd8 45. Qa8+ Kc7 46. Qc6+
Kb8 47. Qh1 Qb2 48. h5 gxh5 49. Qxh5 Qd2 50. Qe8+ Kc7 51. Qf7+ Kb8 52. Qg8+ Ka7
53. Qf7+ Kb8 54. Qc4 Ba5 55. Qg8+ Kc7 56. Qf7+ Kb8 57. Qxf5 Qe1+ 58. Kf3 Qh1+
59. Kg4 Qh2 60. Qe5+ Kc8 61. Bc4 Be1 62. Be6+ Kb7 63. Qd5+ Kb6 64. Qc5+ Ka5 65.
b6+ Ka4 66. Qc4+ Ka5 67. Qc5+ Ka4 68. Qc4+ Ka5 69. Qa2+ 1-0