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問題 192705: 黒 が 勝ちとするために

C. Resende (1981) - Ronie Paiva Dos Santos (1760)
ch-Mineiro Classico Abs Varginha BRA, 2020.09.07
  2. 1.e4
  3. e5
  4. 2.Nf3
  5. Nc6
  6. 3.Bc4
  7. Bc5
  8. 4.d3
  9. h6
  10. 5.c3
  11. Nf6
  12. 6.b4
  13. Bd6
  14. 7.O-O
  15. a6
  16. 8.a4
  17. O-O
  18. 9.Re1
  19. Re8
  20. 10.Nbd2
  21. Bf8
  22. 11.Qb3
  23. Qe7
  24. 12.Nf1
  25. d6
  26. 13.h3
  27. Be6
  28. 14.Ne3
  29. Bxc4
  30. 15.Qxc4
  31. g6
  32. 16.Nd5
  33. Nxd5
  34. 17.exd5
  35. Nd8
  36. 18.Ba3
  37. Bg7
  38. 19.b5
  39. Qd7
  40. 20.Bb2
  41. c6
  42. 21.Nd2
  43. cxd5
  44. 22.Qxd5
  45. Qe6
  46. 23.Qf3
  47. Qf5
  48. 24.Qxf5
  49. gxf5
  50. 25.f4
  51. Ne6
  52. 26.fxe5
  53. dxe5
  54. 27.Nc4
  55. Nc5
  56. 28.Red1
  57. Rad8
  58. 29.d4
  59. exd4
  60. 30.cxd4
  61. Nb3
  62. 31.Ra3
  63. Nxd4
  64. 32.Rad3
  65. Ne6
  66. 33.Bxg7
  67. Rxd3
  68. 34.Rxd3
  69. Kxg7
  70. 35.Rd7
  71. Nc5
  72. 36.Rc7
  73. Nxa4
  74. 37.Nd6
  75. Re6
  76. 38.Nxf5+
  77. Kf6
  78. 39.Nxh6
  79. axb5
  80. 40.Rxb7
  81. Rb6
  82. 41.Rxb6+
  83. Nxb6
  84. 42.Kf2
  85. b4
  86. 43.Ke2
  87. b3
  88. 44.Kd3
  89. b2
  90. 45.Kc2
  91. Nc4
  92. 46.Ng4+
  93. Kg5
  94. 47.Nf2
  95. f5
  96. 48.Nd1
  97. f4
  98. 49.Nxb2
  99. Nxb2
  100. 50.Kxb2
  101. Kh4
  102. 51.Kc3
    1. 解決策:51.Kc3
    2. Kg3
    3. 52.h4
      1. 52.Kb2
      2. Kxg2
      3. 53.h4
      4. f3
      5. 54.h5
      6. f2
      7. 55.h6
      8. f1=Q
      9. 56.h7 with a winning endgame, for example:
      10. Qh1
      11. 57.Kc3
      12. Qxh7
      1. 52.Kd4
      2. Kxg2
      3. 53.h4
      4. f3
      5. 54.h5
      6. f2
      7. 55.h6
      8. f1=Q
      9. 56.h7
      10. Qh1
      11. 57.h8=Q
      12. Qxh8+
      1. 52.Kb4
      2. Kxg2
      3. 53.h4
      4. f3
      5. 54.h5
      6. f2
      7. 55.h6
      8. f1=Q
      9. 56.h7 with a winning endgame, for example:
      10. Qb1+
      11. 57.Ka5
      12. Qxh7
    5. 52...Kxg2
    6. 53.h5
      1. 53.Kb2
      2. f3
      3. 54.h5
      4. f2
      5. 55.h6
      6. f1=Q
      7. 56.h7 with a winning endgame, for example:
      8. Qh1
      9. 57.Kc3
      10. Qxh7
    8. 53...f3
    9. 54.h6
      1. 54.Kb2
      2. f2
      3. 55.h6
    11. 54...f2
    12. 55.h7
      1. 55.Kb2
      2. f1=Q
      3. 56.h7 with a winning endgame, for example:
      4. Qh1
      5. 57.Kc3
      6. Qxh7
      1. 55.Kc2
      2. f1=Q
      3. 56.h7 with a winning endgame, for example:
      4. Qf5+
      5. 57.Kc3
      6. Qxh7
    14. 55...f1=Q
    15. 56.h8=Q
      1. 56.Kd2 with a winning endgame, for example:
      2. Qh1
      3. 57.Kc3
      4. Qxh7
    17. 56...Qa1+ 黒のクイーンが白のキングをスキュワーします。
    18. 57.Kb4
      1. 57.Kb3
      2. Qxh8
      1. 57.Kc2
      2. Qxh8
      1. 57.Kc4
      2. Qxh8
      1. 57.Kd2
      2. Qxh8
      1. 57.Kd3
      2. Qxh8
    20. 57...Qxh8
  104. 51...Kg3
  105. 52.h4
  106. Kxg2
  107. 53.h5
  108. f3
  109. 54.h6
  110. f2
  111. 55.h7
  112. f1=Q
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