[Event "Las Palmas-03"]
[Site "Las Palmas"]
[Date "1974.??.??"]
[Round "1"]
[White "Medina Garcia, Antonio Angel"]
[Black "Hartston, William R"]
[Result "1-0"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 a6 6. g3 Nge7 7. Nde2 Ng6 8. Bg2 Bc5 9. O-O b5 10. Nf4 O-O 11. Nd3 Be7 12. f4 f6 13. Be3 Rb8 14. Qh5 Qe8 15. Rad1 Nb4 16. Qe2 Nxd3 17. Qxd3 d6 18. h4 Bd7 19. Ne2 Nh8 20. Nd4 Nf7 21. Qb3 Bd8 22. Rfe1 Bb6 23. Bh3 Bxd4 24. Rxd4 Kh8 25. Bf2 Rc8 26. Rd2 e5 27. f5 Rc4 28. Bf1 Ra4 29. a3 Qa8 30. Qf3 Bc6 31. Bg2 Bb7 32. g4 Rd8 33. b4 a5 34. Bb6 Rc8 35. Bxa5 Rxa5 36. bxa5 Qxa5 37. Red1 Rc3 38. Qf2 Rxa3 39. Rd3 b4 40. Kh2 Nh6 41. Qg3 Ba6 42. Rxa3 bxa3 43. g5 Ng8 44. Ra1 a2 45. Qb3 Qc5 46. Qxa2 Be2 47. g6 hxg6 48. fxg6 Bc4 49. Qa7 Qc8 50. Bh3 Qc6 51. Qe3 Nh6 52. Rb1 Bg8 53. c3 Qc4 54. Kg3 d5 55. Rb4 Qc6 56. Rb6 Qe8 57. Rxf6 dxe4 58. h5 Qd8 59. Rf1 Bc4 60. Ra1 Bd3 61. Ra7 Qf8 62. Rc7 Ng8 63. Rc8 Qf6 64. c4 Bf1 65. Bg4 Bd3 66. Qf2 1-0