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問題 761173: 白 が 勝ちとするために

IM V. S Raahul (2311) - FM Shuaau Muhammed (2035)
Asian Continental Blitz Delhi IND, 2022.11.03
  2. 1.c4
  3. Nf6
  4. 2.Nc3
  5. g6
  6. 3.e4
  7. Bg7
  8. 4.g3
  9. O-O
  10. 5.Bg2
  11. e5
  12. 6.Nge2
  13. c5
  14. 7.O-O
  15. Nc6
  16. 8.d3
  17. d6
  18. 9.f4
  19. Bg4
  20. 10.h3
  21. Bxe2
  22. 11.Nxe2
  23. Nd4
  24. 12.Nxd4
  25. cxd4
  26. 13.f5
  27. Nd7
  28. 14.h4
  29. Rb8
  30. 15.b3
  31. b5
  32. 16.Qe2
  33. bxc4
  34. 17.bxc4
  35. a5
  36. 18.Bd2
  37. a4
  38. 19.Rab1
  39. Rxb1
  40. 20.Rxb1
  41. Qc7
  42. 21.Qd1
  43. Nc5
  44. 22.Bb4
  45. Rb8
  46. 23.g4
  47. Qb6
  48. 24.Rb2
  49. Qa6
  50. 25.a3
  51. Bh6
  52. 26.g5
  53. Bf8
  54. 27.h5
  55. Qc8
  56. 28.Bh3
  57. Qd8
  58. 29.Rg2
  59. Be7
  60. 30.hxg6
  61. fxg6
  62. 31.f6
  63. Bf8
  64. 32.Rh2
  65. h6
  66. 33.Qf1
  67. Kf7
  68. 34.gxh6
  69. Bxh6
  70. 35.Be6+
  71. Nxe6
  72. 36.Rxh6
  73. Qxf6
  74. 37.Rh7+
  75. Ng7
  76. 38.Qxf6+
  77. Kxf6
  78. 39.Bxd6
  79. Rb3
  80. 40.Bxe5+
  81. Kxe5
  82. 41.Rxg7
  83. Rxd3
  84. 42.Rxg6
  85. Kxe4
  86. 43.Rg4+
  87. Kf3
  88. 44.Rh4
  89. Ke3
  90. 45.Rh3+
  91. Ke2
  92. 46.Rxd3
  93. Kxd3
  94. 47.c5
  95. Ke3
    1. 解決策:47...Ke3
    2. 48.Kf1
    3. Kd3
      1. 48...Kf3
      2. 49.Ke1
      3. Ke3
      4. 50.c6
      5. d3
      6. 51.c7
      7. d2+
      8. 52.Kd1
      9. Ke4
      10. 53.c8=Q
      1. 48...d3
      2. 49.Ke1
      3. d2+
      4. 50.Kd1
      5. Kd3
      6. 51.c6
      7. Kc4
    5. 49.c6
    6. Kc2
      1. 49...Kc4
      2. 50.c7
      3. Kd5
      4. 51.Ke2
      5. Ke4 with a winning endgame, for example:
      6. 52.c8=Q
    8. 50.c7
    9. Kd3
      1. 50...Kd2
      2. 51.c8=Q
      1. 50...Kb3
      2. 51.c8=Q
    11. 51.c8=Q
      1. 51.c8=R
  97. 48.c6
  98. d3
  99. 49.c7
  100. d2
  101. 50.c8=Q
  102. d1=Q+
  103. 51.Kg2
  104. Qd5+
  105. 52.Kg1
  106. Qg5+
  107. 53.Kf1
  108. Qb5+
  109. 54.Kg1
  110. Qb1+
  111. 55.Kg2
  112. Qb2+
  113. 56.Kf1
  114. Qa1+
  115. 57.Kg2
  116. Qa2+
  117. 58.Kg1
  118. Qa1+
  119. 59.Kh2
  120. Qa2+
  121. 60.Kh1
  122. Qa1+
  123. 61.Kg2
1/2-1/2
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