[Event "Olympiad-17 Preliminaries A"]
[Site "Havana"]
[Date "1966.10.29"]
[Round "4"]
[White "Medina Garcia, Antonio Angel"]
[Black "Weiss, Leon"]
[Result "1-0"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. c3 O-O 9. h3 Na5 10. Bc2 c5 11. d4 Qc7 12. Nbd2 cxd4 13. cxd4 Bb7 14. d5 Bc8 15. Rb1 Bd7 16. Nf1 Rac8 17. Bd3 Nb7 18. b4 Rfe8 19. Ng3 g6 20. Bg5 Qd8 21. Qd2 Kh8 22. Be3 Ng8 23. a4 Rf8 24. axb5 axb5 25. Ra1 Ra8 26. Qb2 f5 27. Rxa8 Qxa8 28. Ra1 Qb8 29. Ba7 Qd8 30. Qe2 f4 31. Nf1 Qe8 32. N3h2 Bd8 33. f3 Ne7 34. Bf2 Nc8 35. Ra6 g5 36. Kh1 h5 37. Ra8 Bc7 38. Qc2 Qd8 39. Be2 Bb6 40. Bd3 Rg8 41. g4 h4 42. Kg2 Bxf2 43. Qxf2 Qc7 44. Qe2 Qb6 45. Nd2 Na7 46. Rxg8+ Kxg8 47. Nb3 Qc7 48. Qa2 Qb6 49. Nf1 Kf7 50. Nfd2 Ke7 51. Nb1 Kd8 52. Nc3 Kc7 53. Be2 Kb8 54. Kf1 Qe3 55. Qb2 Kc7 56. Nd1 Qb6 57. Qa1 Kb8 58. Nc3 Nc8 59. Nd1 Na7 60. Qb2 Qc7 61. Na1 Nd8 62. Nc2 Qb6 63. Na3 Kb7 64. Nc3 Qd4 65. Qb3 Kb6 66. Ncb1 Kb7 67. Nc3 Qe3 68. Qb2 Qd4 69. Qb3 Qe3 70. Nc2 Qb6 71. Qb1 Nf7 72. Qd1 Qa6 73. Qc1 Nh6 74. Na1 Qb6 75. Nb3 Kb8 76. Na2 Nf7 77. Qc3 Nd8 78. Nc5 Bc8 79. Nc1 Qc7 80. N1d3 Nf7 81. Bd1 Bb7 82. Qa1 Nc8 83. Ne6 Qc4 84. Be2 Qc2 85. Ne1 Qd2 86. Qa5 Qc3 87. Qxb5 Nh8 88. Qe8 Bxd5 89. exd5 e4 90. Ba6 1-0