[Event "Olympiad-15 Final C"]
[Site "Varna"]
[Date "1962.10.07"]
[Round "10"]
[White "Boutteville, Cesar"]
[Black "Rivera, D"]
[Result "0-1"]

1. Nf3 d6 2. d4 Nf6 3. g3 g6 4. Bg2 Bg7 5. O-O O-O 6. b3 Nbd7 7. Bb2 c6 8. Nbd2 Re8 9. h3 Qc7 10. e4 e5 11. dxe5 dxe5 12. Qe2 Nc5 13. a4 b6 14. b4 Ba6 15. c4 Ncd7 16. Ne1 Rad8 17. Nc2 Bc8 18. Ne3 Nf8 19. b5 Ne6 20. bxc6 Nc5 21. Nd5 Qxc6 22. a5 Nxd5 23. cxd5 Qd7 24. axb6 axb6 25. Rfb1 Na4 26. Bf1 Bf8 27. Qc4 Nxb2 28. Rxb2 Bc5 29. Nb3 Bd6 30. Rba2 Re7 31. Qc1 f5 32. Qg5 Qe8 33. Ra7 Qf7 34. Ra8 Rf8 35. Rc1 Bd7 36. Rxf8+ Qxf8 37. Qe3 Qb8 38. h4 Rf7 39. Ra1 f4 40. Qc3 g5 41. hxg5 Rg7 42. Ra2 Rxg5 43. Qa1 Bf8 44. Ra8 Qd6 45. Bg2 fxg3 46. f3 h5 47. Qc1 Rg7 48. Kh1 h4 49. Rd8 Qe7 50. Rxd7 Qxd7 51. Qh6 Rh7 52. Qe6+ Qxe6 53. dxe6 Rh6 54. Bh3 g2+ 55. Bxg2 Rxe6 56. Bf1 Rg6 57. Bh3 Bc5 58. Bg4 Rd6 59. Kg2 Kg7 60. Kh3 Rd3 61. Nc1 Rd1 62. Ne2 Rh1+ 63. Kg2 Re1 64. Nc3 Kf6 65. Nd5+ Kg5 66. Nc7 Rd1 67. Kh3 Re1 68. Ne6+ Kf6 69. Kxh4 0-1