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問題 978299: 白 が 終盤を勝つとするために

FM T. Baltabaev (2295) - CM Andre Bold (2215)
Titled Tue 7th May Late chess.com INT (9), 2024.05.07
  2. 1.d4
  3. d5
  4. 2.Nf3
  5. c6
  6. 3.g3
  7. Nf6
  8. 4.Bg2
  9. Bf5
  10. 5.O-O
  11. e6
  12. 6.c4
  13. h6
  14. 7.b3
  15. Be7
  16. 8.Bb2
  17. O-O
  18. 9.Nc3
  19. Ne4
  20. 10.Ne5
  21. Nxc3
  22. 11.Bxc3
  23. Nd7
  24. 12.Re1
  25. Nxe5
  26. 13.dxe5
  27. dxc4
  28. 14.bxc4
  29. Qxd1
  30. 15.Raxd1
  31. Rfd8
  32. 16.e4
  33. Bg4
  34. 17.f3
  35. Bc5+
  36. 18.Kf1
  37. Bh5
  38. 19.Ke2
  39. Kf8
  40. 20.g4
  41. Bg6
  42. 21.f4
  43. Ke7
  44. 22.f5
  45. Bh7
  46. 23.Kf3
  47. Rxd1
  48. 24.Rxd1
  49. Rd8
  50. 25.Rxd8
  51. Kxd8
  52. 26.h4
  53. Be7
  54. 27.Kg3
  55. Bg8
  56. 28.f6
  57. Bf8
  58. 29.g5
  59. hxg5
  60. 30.hxg5
  61. Bh7
  62. 31.Kf4
  63. Bg6
  64. 32.Bf3
  65. Kd7
  66. 33.Bd4
  67. gxf6
  68. 34.exf6
  69. Bd6+
  70. 35.e5
  71. Bb8
  72. 36.Bc5
  73. a5
  74. 37.Be7
  75. b5
  76. 38.cxb5
  77. cxb5
  78. 39.Bc5
  79. Bc7
  80. 40.Be4
  81. Bxe4
  82. 41.Kxe4
  83. Ke8
  84. 42.Kd4
  85. a4
  86. 43.Bd6
  87. Bb6+
  88. 44.Kc3
  89. Be3
  90. 45.Kb4
  91. Bxg5
  92. 46.Kxb5
  93. Kd7
  94. 47.Bb4
  95. Bc1
  96. 48.Kxa4
  97. Kc6
  98. 49.Bd6
  99. Bb2
  100. 50.Kb4
  101. Kd5
  102. 51.a4
  103. Bxe5
  104. 52.Bxe5
  105. Kxe5
  106. 53.Kb5
  107. Kd6
  108. 54.Kb6
  109. e5
  110. 55.a5
  111. e4
    1. 解決策:55...e4
    2. 56.a6
    3. e3
      1. 56...Ke6 with a winning endgame, for example:
      2. 57.a7
      3. Kxf6
      4. 58.a8=Q
      5. e3
      6. 59.Qf3+
      7. Kg5
      8. 60.Qxe3+
    5. 57.a7
    6. e2
      1. 57...Ke5 with a winning endgame, for example:
      2. 58.a8=Q
    8. 58.a8=Q
      1. 58.a8=R
      2. e1=Q
        1. 58...Kd7
        2. 59.Ra7+
      4. 59.Rd8+
      5. Ke5
        1. 59...Ke6
        2. 60.Re8+
        3. Kxf6
      7. 60.Re8+ 白のルークが黒のキングをスキュワーします。
      8. Kxf6
        1. 60...Kd4
        2. 61.Rxe1
        1. 60...Kd5
        2. 61.Rxe1
        1. 60...Kd6
        2. 61.Rxe1
        1. 60...Kf4
        2. 61.Rxe1
        1. 60...Kf5
        2. 61.Rxe1
        3. Kxf6 with a winning endgame, for example:
        4. 62.Kc5
        5. Kg6
        6. 63.Rf1
        7. f5
        8. 64.Kd5
        9. Kf6
        10. 65.Rf3
        11. Kg5
        12. 66.Ke5
        13. f4
        14. 67.Rxf4
      10. 61.Rxe1
      11. Kg6 with a winning endgame, for example:
        1. 61...Kg7 with a winning endgame, for example:
        2. 62.Kc5
        3. f5
        4. 63.Kd5
        5. f4
        6. 64.Ke4
        7. f3
        8. 65.Kxf3
      13. 62.Rf1
      14. f5
      15. 63.Kc5
      16. Kg5
      17. 64.Kd5
      18. Kg4
      19. 65.Kd4
      20. f4
      21. 66.Ke4
      22. Kg5
      23. 67.Rxf4
    10. 58...e1=Q with a winning endgame, for example:
    11. 59.Qd8+
    12. Ke6
    13. 60.Qe7+
    14. Kf5
    15. 61.Qxe1
  113. 56.a6
  114. e3
  115. 57.a7
  116. e2
  117. 58.a8=Q
  118. e1=Q
  119. 59.Qd8+
  120. Ke6
  121. 60.Qe7+
  122. Kf5
  123. 61.Qxe1
1-0
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