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פאזל 489873: שחור לנצח במסע הסיום

WGM Maria Fominykh (2206) - IM Richard G Pert (2416)
Titled Tuesday 18th May chess.com INT (4), 2021.05.18
  2. 1.d4
  3. d5
  4. 2.c4
  5. e5
  6. 3.dxe5
  7. d4
  8. 4.פf3
  9. פc6
  10. 5.g3
  11. פge7
  12. 6.רg2
  13. רe6
  14. 7.פbd2
  15. מהd7
  16. 8.O-O
  17. רh3
  18. 9.פb3
  19. רxg2
  20. 10.מxg2
  21. O-O-O
  22. 11.מהc2
  23. פg6
  24. 12.צd1
  25. פgxe5
  26. 13.פxe5
  27. פxe5
  28. 14.צxd4
  29. מהc6+
  30. 15.f3
  31. צxd4
  32. 16.פxd4
  33. מהxc4
  34. 17.מהxc4
  35. פxc4
  36. 18.b3
  37. רc5
  38. 19.פf5
  39. פd6
  40. 20.פxd6+
  41. רxd6
  42. 21.רb2
  43. f6
  44. 22.e4
  45. צd8
  46. 23.צd1
  47. b5
  48. 24.צd5
  49. a6
  50. 25.מf1
  51. c6
  52. 26.צd2
  53. מc7
  54. 27.מe2
  55. c5
  56. 28.f4
  57. צe8
  58. 29.מf3
  59. מc6
  60. 30.רc3
  61. h5
  62. 31.צd5
  63. h4
  64. 32.gxh4
  65. צh8
  66. 33.h5
  67. רc7
  68. 34.מg4
  69. רb6
  70. 35.צf5
  71. c4
  72. 36.bxc4
  73. bxc4
  74. 37.e5
  75. fxe5
  76. 38.רxe5
  77. צd8
  78. 39.צf7
  79. צd2
  80. 40.צxg7
  81. צxh2
  82. 41.מf5
  83. רa5
  84. 42.צg6+
  85. מb5
  86. 43.h6
  87. c3
  88. 44.צg1
  89. c2
  90. 45.רb2
  91. צxh6
  92. 46.צc1
  93. צc6
  94. 47.מe4
  95. רd2
  96. 48.צf1
  97. c1=Q
  98. 49.רxc1
  99. צxc1
  100. 50.צxc1
  101. רxc1
  102. 51.f5
  103. רb2
  104. 52.מd5
  105. a5
  106. 53.מe6
  107. מb4
  108. 54.f6
  109. רxf6
  110. 55.מxf6
  111. מa3
  112. 56.מe5
    1. פתרון:56.מe5
    2. מxa2
    3. 57.מd4
      1. 57.מe4 with a winning endgame, for example:
      2. a4
      3. 58.מd3
      4. מb2
      5. 59.מc4
      6. a3
      7. 60.מb4
      8. a2
      9. 61.מa4
      10. a1=Q+
      1. 57.מd5
      2. a4
      3. 58.מc4
      4. מb2
      5. 59.מb4
      1. 57.מd6 with a winning endgame, for example:
      2. a4
      3. 58.מc5
      4. a3
      5. 59.מb4
      6. מb2
      7. 60.מc4
      8. a2
      9. 61.מb4
      10. a1=Q
    5. 57...מb3
      1. 57...מb2
      2. 58.מc4
        1. 58.מc5
        2. a4
        3. 59.מc4
        4. a3
        5. 60.מb4
        6. a2
        7. 61.מa4
        8. a1=Q+
        1. 58.מd3
        2. a4
        3. 59.מc4
        4. a3
        5. 60.מb4
        6. a2
        7. 61.מa4
        8. a1=Q+
        1. 58.מd5
        2. a4
        3. 59.מe4 with a winning endgame, for example:
        4. a3
        5. 60.מd3
        6. a2
        7. 61.מc4
        8. a1=Q
      4. 58...a4
      5. 59.מb4
        1. 59.מb5
        2. a3
        3. 60.מc4 with a winning endgame, for example:
        4. a2
        5. 61.מb4
        6. a1=Q
      7. 59...a3
      8. 60.מa4
      9. a2
        1. 60...מa2
        2. 61.מb4
        3. מb2
        4. 62.מc4 with a winning endgame, for example:
          1. 62.מb5 with a winning endgame, for example:
          2. a2
          3. 63.מc4
          4. a1=Q
          1. 62.מa5 with a winning endgame, for example:
          2. a2
          3. 63.מa4
          4. a1=Q+
        6. 62...a2
        7. 63.מb4
        8. a1=Q
      11. 61.מb4
      12. a1=Q
        1. 61...a1=R
    7. 58.מc5
      1. 58.מd3
      2. a4
      3. 59.מd2
      4. a3
      5. 60.מc1
      6. a2
      7. 61.מd2
      8. a1=Q
    9. 58...a4
    10. 59.מb5
      1. 59.מb6 with a winning endgame, for example:
      2. a3
      3. 60.מc5
      4. a2
      5. 61.מb5
      6. a1=Q
    12. 59...a3
      1. 59...מa3
      2. 60.מa5
      3. מb3
      4. 61.מb5
    14. 60.מa5 with a winning endgame, for example:
    15. a2
    16. 61.מb5
    17. a1=Q
  114. 56...מxa2
  115. 57.מd4
  116. מb3
  117. 58.מd3
  118. a4
  119. 59.מd2
  120. מb2
  121. 60.מd3
  122. a3
  123. 61.מc4
  124. a2
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