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問題 506323: 黒 が 終盤を勝つとするために

GM Jorden Van Foreest (2702) - Antoni Kozak (2457)
Titled Tue 1st Mar Early chess.com INT (3), 2022.03.01
  2. 1.Nf3
  3. d5
  4. 2.b3
  5. Bf5
  6. 3.Bb2
  7. e6
  8. 4.g3
  9. Nf6
  10. 5.Bg2
  11. h6
  12. 6.d3
  13. Be7
  14. 7.O-O
  15. O-O
  16. 8.Nbd2
  17. c5
  18. 9.Ne5
  19. Nbd7
  20. 10.e4
  21. Bh7
  22. 11.Qe2
  23. Nxe5
  24. 12.Bxe5
  25. d4
  26. 13.Bxf6
  27. Bxf6
  28. 14.f4
  29. e5
  30. 15.Nc4
  31. Qc7
  32. 16.a4
  33. Rae8
  34. 17.Qd2
  35. Kh8
  36. 18.Rf2
  37. b6
  38. 19.Raf1
  39. Bg8
  40. 20.fxe5
  41. Bxe5
  42. 21.Nxe5
  43. Rxe5
  44. 22.Rf6
  45. Qe7
  46. 23.R6f4
  47. f6
  48. 24.h4
  49. a6
  50. 25.Bh3
  51. b5
  52. 26.axb5
  53. axb5
  54. 27.Ra1
  55. Be6
  56. 28.Bxe6
  57. Qxe6
  58. 29.Qe2
  59. c4
  60. 30.bxc4
  61. bxc4
  62. 31.Kh2
  63. Rc8
  64. 32.Qf2
  65. cxd3
  66. 33.cxd3
  67. Rec5
  68. 34.Qxd4
  69. Rc2+
  70. 35.Rf2
  71. Qe5
  72. 36.Qxe5
  73. fxe5
  74. 37.Kg2
  75. R8c3
  76. 38.Rxc2
  77. Rxc2+
  78. 39.Kf3
  79. Rd2
  80. 40.Ra8+
  81. Kh7
  82. 41.Rd8
  83. h5
  84. 42.g4
  85. Kg6
  86. 43.Rd6+
  87. Kf7
  88. 44.gxh5
  89. Ke7
  90. 45.Rd5
  91. Ke6
  92. 46.h6
  93. gxh6
  94. 47.Kg4
  95. Rf2
  96. 48.Kh5
  97. Rf6
  98. 49.Ra5
  99. Rf3
  100. 50.Ra6+
  101. Ke7
  102. 51.Kxh6
  103. Rxd3
  104. 52.Kg5
  105. Rg3+
  106. 53.Kf5
  107. Rh3
  108. 54.Rh6
  109. Rf3+
  110. 55.Kxe5
  111. Kf7
  112. 56.h5
  113. Kg7
  114. 57.Rg6+
  115. Kf7
  116. 58.Rg5
  117. Ra3
  118. 59.h6
  119. Ra6
  120. 60.Rh5
    1. 解決策:60.Rh5
    2. Ra5+ 黒のルークが白のキングをスキュワーします。
    3. 61.Kd6
      1. 61.Kd4
      2. Rxh5
      3. 62.h7
      4. Kf6
      5. 63.e5+ with a winning endgame, for example:
      6. Ke6
      7. 64.h8=Q
      8. Rxh8
      9. 65.Ke4
      10. Rh5
      11. 66.Ke3
      12. Kxe5
      1. 61.Kf4
      2. Rxh5
      3. 62.Kg4
      4. Rxh6
      5. 63.Kf5 with a winning endgame, for example:
      6. Rh2
      7. 64.e5
      8. Re2
      9. 65.Kf4
      10. Ke6
      11. 66.Kf3
      12. Rxe5
    5. 61...Rxh5 黒のルークが、白のポーンを守っていた白のルークを取ります。
    6. 62.e5
      1. 62.h7
      2. Rxh7
      3. 63.e5 with a winning endgame, for example:
      4. Rh1
      5. 64.e6+
      6. Kf6
      7. 65.e7
      8. Rd1+
      9. 66.Kc7
      10. Kxe7
      1. 62.Kc7
      2. Rxh6
      3. 63.Kb8 with a winning endgame, for example:
      4. Ke6
      5. 64.Kc7
      6. Ke5
      7. 65.Kd7
      8. Kxe4
    8. 62...Rxh6+
    9. 63.Kd5 with a winning endgame, for example:
      1. 63.e6+
      2. Rxe6+
    11. 63...Ke7
    12. 64.Kd4
    13. Ke6
    14. 65.Ke4
    15. Rh5
    16. 66.Ke3
    17. Kxe5
  122. 60...Ra5+
  123. 61.Kd6
  124. Rxh5
  125. 62.e5
  126. Rxh6+
  127. 63.Kd7
  128. Re6
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