[Event "Olympiad-15 Preliminaries A"]
[Site "Varna"]
[Date "1962.09.16"]
[Round "1"]
[White "Boysan, Mubin"]
[Black "Diez del Corral, Jesus"]
[Result "0-1"]
1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Be2 e5 7. Nb3 Be7 8. O-O O-O 9. Be3 Be6 10. f3 a5 11. Qd2 a4 12. Nc1 Qa5 13. Nd3 Rfc8 14. Rfd1 Nd4 15. Bf1 a3 16. b4 Qc7 17. Bxd4 exd4 18. Ne2 Qb6 19. Kh1 d5 20. e5 Nd7 21. Rab1 Bf5 22. f4 Be4 23. Ne1 Ra4 24. Qxd4 Rxb4 25. Qxb6 Nxb6 26. Rb3 Nc4 27. Rxb4 Bxb4 28. Nd3 Nb2 29. Rc1 Bd2 30. Rb1 Rxc2 31. Nf2 Rc4 32. Nxe4 Rxe4 33. g3 d4 34. Kg2 d3 35. Ng1 Re1 36. Bxd3 Nxd3 37. Rxb7 Bb4 38. Rb8+ Bf8 39. Nh3 Re2+ 40. Kf3 Rxa2 41. Ng5 Rb2 42. Ra8 h6 43. e6 fxe6 44. Nxe6 Kf7 45. Nxf8 a2 46. Nd7 Nb4 47. Ne5+ Ke6 48. Ke4 Re2+ 49. Kf3 Rxh2 50. Ke4 Re2+ 51. Kf3 Re1 52. Nd3 Nxd3 53. Rxa2 Kf6 54. Ra5 Nb4 55. g4 Nc6 56. Re5 g5 57. Rf5+ Kg6 58. Rd5 Rf1+ 0-1