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Puzzle 961895: Blancas ganan el final

GM Yi Xu (2507) - GM A. Gabrielian (2461)
Chess.com RCC Wk19 Swiss chess.com INT (6), 2022.07.02
  2. 1.e4
  3. e5
  4. 2.Cf3
  5. Cc6
  6. 3.Ac4
  7. Ac5
  8. 4.O-O
  9. Cf6
  10. 5.d3
  11. d6
  12. 6.c3
  13. a5
  14. 7.Cbd2
  15. Ad7
  16. 8.a4
  17. h6
  18. 9.Te1
  19. O-O
  20. 10.Cf1
  21. Ab6
  22. 11.h3
  23. Ce7
  24. 12.d4
  25. Cg6
  26. 13.Cg3
  27. Te8
  28. 14.Ad3
  29. De7
  30. 15.Ae3
  31. Aa7
  32. 16.Dd2
  33. Df8
  34. 17.Ac2
  35. Tad8
  36. 18.Tad1
  37. Ac8
  38. 19.De2
  39. exd4
  40. 20.cxd4
  41. Ab6
  42. 21.Dd2
  43. Ad7
  44. 22.Dc1
  45. Ac6
  46. 23.Db1
  47. Ad7
  48. 24.b3
  49. Ce7
  50. 25.Ad3
  51. Cc6
  52. 26.d5
  53. Cb4
  54. 27.Axb6
  55. cxb6
  56. 28.Ac4
  57. Tc8
  58. 29.e5
  59. dxe5
  60. 30.Cxe5
  61. Tcd8
  62. 31.d6
  63. Ae6
  64. 32.Cf5
  65. Cbd5
  66. 33.Dc2
  67. Axf5
  68. 34.Dxf5
  69. Txd6
  70. 35.Axd5
  71. Txd5
  72. 36.Txd5
  73. Cxd5
  74. 37.Rh2
  75. Cf6
  76. 38.f4
  77. Db4
  78. 39.Tc1
  79. Dd6
  80. 40.Tc8
  81. Tf8
  82. 41.Txf8+
  83. Dxf8
  84. 42.Dd3
  85. De7
  86. 43.Dc4
  87. g5
  88. 44.Dd4
  89. De6
  90. 45.Cc4
  91. Cd5
  92. 46.fxg5
  93. hxg5
  94. 47.De5
  95. Dxe5+
  96. 48.Cxe5
  97. f6
  98. 49.Cc4
  99. Rf8
  100. 50.Rg3
  101. Re7
  102. 51.h4
  103. gxh4+
  104. 52.Rxh4
  105. Re6
  106. 53.Rg4
  107. f5+
  108. 54.Rf3
  109. Rf6
  110. 55.Cd6
  111. Re5
  112. 56.Cb5
  113. Cb4
  114. 57.Re3
  115. Cc6
  116. 58.Cc3
  117. Cd4
  118. 59.Rd3
  119. Cxb3
  120. 60.Rc4
  121. Cc5
  122. 61.Rb5
  123. Ce4
  124. 62.Ce2
  125. Cd6+
  126. 63.Rxb6
  127. Re4
  128. 64.Rxa5
  129. Re3
  130. 65.Cg3
  131. f4
  132. 66.Ch5
  133. Cc4+
  134. 67.Rb5
  135. Cd6+
  136. 68.Rb6
  137. Cc4+
  138. 69.Rxb7
  139. f3
  140. 70.gxf3
  141. Rxf3
  142. 71.Rc6
  143. Re4
  144. 72.Rc5
  145. Ce5
  146. 73.Cf6+
  147. Rf5
    1. Solución:73...Rf5
    2. 74.a5
    3. Rxf6
    4. 75.a6
      1. 75.Rb5
      2. Cf7
        1. 75...Cf3
        2. 76.a6
        3. Cd4+
        4. 77.Rb6
        5. Re6
        6. 78.a7
        7. Rd7
        8. 79.a8=Q
        1. 75...Re7
        2. 76.a6
        3. Cf7 with a winning endgame, for example:
        4. 77.a7
        5. Cd6+
        6. 78.Ra6
        7. Rd7
        8. 79.a8=Q
      4. 76.Rc5
        1. 76.Rc6
        2. Cd8+
          1. 76...Ce5+
          2. 77.Rc7
          3. Cf3
          4. 78.a6
          5. Cd4
          6. 79.Rb6
          7. Re6
          8. 80.a7
          9. Rd7
          10. 81.a8=Q
          1. 76...Re7
          2. 77.a6
          3. Cd8+
          4. 78.Rb6
          5. Ce6
          6. 79.a7
          7. Rd6
          8. 80.a8=Q
        4. 77.Rb6
        5. Cf7
          1. 77...Ce6
          2. 78.a6
          3. Re7
          4. 79.a7
          5. Rd6
          6. 80.a8=Q
          1. 77...Re7
          2. 78.a6
          3. Ce6
          4. 79.a7
          5. Rd6
          6. 80.a8=Q
        7. 78.Rc5
          1. 78.Rc6
          2. Cd8+
        9. 78...Ce5
      6. 76...Ce5
    6. 75...Cd7+
    7. 76.Rb5
      1. 76.Rd6 El rey blanco ataca al caballo negro, que está defendiendo la casilla b8.
      2. Cb6
        1. 76...Ce5
        2. 77.a7
        3. Cc4+ with a winning endgame, for example:
        4. 78.Rc5
        5. Ce3
        6. 79.a8=Q
      4. 77.Rc7 El rey blanco ataca al caballo negro, que está defendiendo la casilla a8.
      5. Ca8+
        1. 77...Cd5+
        2. 78.Rb7
        3. Re5
        4. 79.a7
        5. Rd6
        6. 80.a8=Q
        1. 77...Cc4 with a winning endgame, for example:
        2. 78.a7
        3. Re5
        4. 79.a8=Q
      7. 78.Rb7 El rey blanco ataca al caballo negro, que ahora está atrapado.
        1. 78.Rb8
        2. Cb6
        3. 79.a7
          1. 79.Ra7
          2. Cc8+
            1. 79...Cd7
            2. 80.Ra8
            3. Re7
            4. 81.a7
            5. Rd6
            6. 82.Rb7
            7. Cc5+
            8. 83.Rb6
            9. Ca4+ with a winning endgame, for example:
            10. 84.Rb7
            11. Cb2
            12. 85.a8=Q
          4. 80.Rb8
          5. Cb6
          1. 79.Rb7 El rey blanco ataca al caballo negro, que está defendiendo la casilla a8.
          2. Cd5
            1. 79...Cc4 with a winning endgame, for example:
            2. 80.a7
            3. Re5
            4. 81.a8=Q
            1. 79...Cd7 with a winning endgame, for example:
            2. 80.a7
            3. Re6
            4. 81.a8=Q
          4. 80.a7
          5. Re5
          6. 81.a8=Q
            1. 81.Rb8
            2. Cb6
            1. 81.Rc6
            2. Cb4+ with a winning endgame, for example:
              1. 81...Ce7+ with a winning endgame, for example:
              2. 82.Rb7
              3. Rd6
              4. 83.a8=Q
              1. 81...Rd4 with a winning endgame, for example:
              2. 82.a8=Q
            4. 82.Rb7
            5. Cc2
            6. 83.a8=Q
          1. 79.Rc7
          2. Ca8+
            1. 79...Cd5+
            2. 80.Rb7
            3. Re5
            4. 81.a7
            5. Rd6
            6. 82.a8=Q
            1. 79...Cc4 with a winning endgame, for example:
            2. 80.a7
            3. Re5
            4. 81.a8=Q
        5. 79...Re5
          1. 79...Re6
          2. 80.Rb7
          3. Cc4 with a winning endgame, for example:
          4. 81.a8=Q
          1. 79...Re7
          2. 80.Rb7
          3. Cd7 with a winning endgame, for example:
          4. 81.a8=Q
        7. 80.Rb7 El rey blanco ataca al caballo negro, que está defendiendo la casilla a8.
        8. Rd6
          1. 80...Cc4 with a winning endgame, for example:
          2. 81.a8=Q
          1. 80...Cd5
          2. 81.a8=Q
        10. 81.Rxb6 El rey blanco captura al caballo negro, que estaba defendiendo la casilla a8.
        11. Rd7
        12. 82.a8=Q
          1. 82.a8=R
      9. 78...Re6
        1. 78...Re7
        2. 79.Rxa8
        3. Re8 with a winning endgame, for example:
        4. 80.a7
        5. Rd7
        6. 81.Rb7
        7. Rd8
        8. 82.a8=Q+
      11. 79.Rxa8
      12. Rd7
        1. 79...Rd5 with a winning endgame, for example:
        2. 80.a7
        3. Rc6
        4. 81.Rb8
        5. Rb6
        6. 82.a8=Q
        1. 79...Rd6
        2. 80.Rb7
        3. Rc5 with a winning endgame, for example:
        4. 81.a7
        5. Rb5
        6. 82.a8=Q
      14. 80.Rb7
        1. 80.Rb8
        2. Rc6
          1. 80...Rd6
          2. 81.a7
          3. Rc5
          4. 82.a8=Q
          1. 80...Rd8
          2. 81.a7
          3. Rd7
          4. 82.a8=Q
        4. 81.a7
        5. Rb6
        6. 82.a8=Q
          1. 82.a8=R
      16. 80...Rd6 with a winning endgame, for example:
        1. 80...Rd8 with a winning endgame, for example:
        2. 81.a7
        3. Rd7
        4. 82.a8=Q
      18. 81.a7
      19. Rd7
      20. 82.a8=Q
    9. 76...Cf8 with a winning endgame, for example:
      1. 76...Re5
      2. 77.a7
      3. Rd4 with a winning endgame, for example:
      4. 78.a8=Q
      1. 76...Re7
      2. 77.a7
      3. Rd6
      4. 78.a8=Q
    11. 77.a7
    12. Ce6
    13. 78.Rc6
    14. Cd8+
    15. 79.Rb6
    16. Re5
    17. 80.a8=Q
  149. 74.a5
  150. Rxf6
  151. 75.a6
  152. Cd7+
  153. 76.Rc6
  154. Cb8+
  155. 77.Rb7
  156. Cxa6
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