Ivkov, Borislav VS De Greif, Boris 1963.09.11

[Event "Capablanca Memorial-02"]
[Site "Havana"]
[Date "1963.09.11"]
[Round "12"]
[White "Ivkov, Borislav"]
[Black "De Greif, Boris"]
[Result "1-0"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 d6 5. O-O Nf6 6. c3 Be7 7. Re1 O-O 8. h3 Nd7 9. d4 b5 10. Bb3 Bf6 11. a4 Bb7 12. Na3 Nb6 13. d5 Ne7 14. axb5 axb5 15. Be3 Qd7 16. Qe2 Ba6 17. Nc2 Na4 18. Nb4 Bb7 19. Rec1 Nc5 20. Bc2 Ng6 21. Kh2 Be7 22. Qd1 Rfb8 23. g3 h6 24. Rxa8 Rxa8 25. Ra1 Qe8 26. Qf1 Rxa1 27. Qxa1 Qa8 28. Qf1 c6 29. dxc6 Bxc6 30. Nxc6 Qxc6 31. Nd2 Nf8 32. b4 Na6 33. Qa1 Nc7 34. Nb3 Qc4 35. Na5 Qe2 36. Qd1 Qxd1 37. Bxd1 Nfe6 38. h4 Kf8 39. Be2 d5 40. exd5 Nxd5 41. Bd2 Nec7 42. Nc6 Bf6 43. c4 bxc4 44. Bxc4 Ke8 45. b5 Nb6 46. Be2 Ncd5 47. Bf3 Kd7 48. Kh3 Kd6 49. Na5 Be7 50. Bc1 Kc7 51. Nc4 Nxc4 52. Bxd5 Na3 53. Bxf7 Nxb5 54. Kg4 Bc5 55. f3 Kd8 56. Kh5 Ke7 57. Kg6 Kf8 58. h5 Nd6 59. Be6 Ne8 60. Bb2 Bd6 61. g4 Nc7 62. Bf7 Nb5 63. f4 Bc5 64. Bc4 Bd4 65. Bc1 Nc3 66. Ba3+ Ke8 67. Kxg7 exf4+ 68. Kxh6 f3 69. Kg6 Ne4 70. Bb5+ Kd8 71. h6 f2 72. Kf7 Nd6+ 73. Bxd6 1-0