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問題 925340: 黒 が 防御とするために

FM Stepan Hrbek (2425) - Fernando Cortes Medina (1682)
60th World Juniors 2023 Mexico City MEX, 2023.09.21
  2. 1.e4
  3. e6
  4. 2.d4
  5. d5
  6. 3.e5
  7. c5
  8. 4.c3
  9. Qb6
  10. 5.Nf3
  11. Nc6
  12. 6.Bd3
  13. Bd7
  14. 7.dxc5
  15. Bxc5
  16. 8.O-O
  17. a5
  18. 9.a4
  19. Nge7
  20. 10.Na3
  21. Ng6
  22. 11.Qe2
  23. Rc8
  24. 12.h4
  25. Nge7
  26. 13.Nb5
  27. Na7
  28. 14.Bd2
  29. Nxb5
  30. 15.axb5
  31. Nf5
  32. 16.h5
  33. Ng3
  34. 17.Qd1
  35. Bxb5
  36. 18.Bxb5+
  37. Qxb5
  38. 19.Re1
  39. Ne4
  40. 20.Re2
  41. O-O
  42. 21.h6
  43. g6
  44. 22.Be1
  45. Rfd8
  46. 23.Nd4
  47. Qb6
  48. 24.f3
  49. Ng5
  50. 25.Bh4
  51. f6
  52. 26.exf6
    1. 解決策:26.exf6
      1. 脅威を与える:
      2. 27.Bxg5
    3. Nf7
  54. 26...Nf7
  55. 27.f4
  56. Bxd4+
  57. 28.Qxd4
  58. Qxd4+
  59. 29.cxd4
  60. Rd6
  61. 30.Bg5
  62. b6
  63. 31.b4
  64. axb4
  65. 32.Rb2
  66. Rc4
  67. 33.Ra7
  68. Rc1+
  69. 34.Kh2
  70. Rc4
  71. 35.Re7
  72. Kf8
  73. 36.Ra2
  74. b3
  75. 37.Raa7
1-0

This puzzle is part of the following Puzzle Academy skills: ChessPuzzle.net version 3
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