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Puzzle 1000129: Les noirs gagnent la finale

Dorian Asllani (2159) - Barnabas Panda (2067)
57th Biel Master Open Biel SUI, 2024.07.19
  2. 1.Cf3
  3. Cf6
  4. 2.c4
  5. e6
  6. 3.e3
  7. d5
  8. 4.b3
  9. c5
  10. 5.Fb2
  11. Cc6
  12. 6.cxd5
  13. exd5
  14. 7.Fb5
  15. Fd6
  16. 8.O-O
  17. O-O
  18. 9.h3
  19. De7
  20. 10.Te1
  21. Ff5
  22. 11.Fxc6
  23. bxc6
  24. 12.d4
  25. Ce4
  26. 13.Cbd2
  27. Tfe8
  28. 14.Tc1
  29. Tac8
  30. 15.De2
  31. Cxd2
  32. 16.Dxd2
  33. Fe4
  34. 17.dxc5
  35. Fxf3
  36. 18.gxf3
  37. Fxc5
  38. 19.Dc3
  39. Dg5+
  40. 20.Rh2
  41. Ff8
  42. 21.Tg1
  43. Dh6
  44. 22.Tg4
  45. Te6
  46. 23.Tcg1
  47. Tg6
  48. 24.Txg6
  49. hxg6
  50. 25.Dd4
  51. Dh5
  52. 26.Tg4
  53. Df5
  54. 27.Rg2
  55. c5
  56. 28.Dc3
  57. Te8
  58. 29.Fa3
  59. Tc8
  60. 30.Fb2
  61. Db1
  62. 31.Ta4
  63. Tc7
  64. 32.Dd2
  65. Df5
  66. 33.e4
  67. dxe4
  68. 34.fxe4
  69. De6
  70. 35.Df4
  71. Td7
  72. 36.De5
  73. Dc6
  74. 37.Tc4
  75. Td3
  76. 38.Tc3
  77. Td2
  78. 39.Tf3
  79. Te2
  80. 40.Te3
  81. Txe3
  82. 41.fxe3
  83. Da6
  84. 42.Dc3
  85. Dxa2
  86. 43.e5
  87. Db1
  88. 44.Fa3
  89. De4+
  90. 45.Rh2
  91. Dd5
  92. 46.Fb2
  93. Fe7
  94. 47.Fa3
  95. f6
  96. 48.Dc4
  97. Dxc4
  98. 49.bxc4
  99. Rf7
  100. 50.exf6
  101. gxf6
  102. 51.Rg3
  103. Re6
  104. 52.Rf4
  105. g5+
  106. 53.Rf3
  107. f5
  108. 54.Fc1
  109. a5
  110. 55.Fa3
  111. a4
  112. 56.Re2
  113. g4
  114. 57.hxg4
  115. fxg4
  116. 58.e4
  117. g3
  118. 59.Fb2
  119. Ff6
  120. 60.Fc1
  121. Fe5
  122. 61.Rf3
  123. Rf6
  124. 62.Rg2
  125. Fc3
  126. 63.Fa3
  127. Re5
  128. 64.Fxc5
  129. Rxe4
  130. 65.Rxg3
  131. Rd3
  132. 66.Rf3
    1. Solution:66.Rf3
    2. Rxc4
    3. 67.Fa3
    4. Rb3
      1. 67...Fb4
      2. 68.Fc1 with a winning endgame, for example:
        1. 68.Fb2 with a winning endgame, for example:
        2. Rb3
        3. 69.Fc1
        4. Rc2
        5. 70.Fh6
        6. a3
        7. 71.Re4
        8. a2
        9. 72.Fg7
        10. Fc3
        11. 73.Ff8
        12. a1=Q
      4. 68...Rb3
      5. 69.Re2
      6. Rc2
      7. 70.Ff4
      8. a3
      9. 71.Fe5
      10. a2
      11. 72.Rf3
      12. Fc3
      13. 73.Re4
      14. a1=Q
    6. 68.Fe7
      1. 68.Ff8
      2. Fb4
      3. 69.Fh6 with a winning endgame, for example:
      4. a3
      5. 70.Re2
      6. a2
      7. 71.Fg7
      8. Fc3
      9. 72.Fh6
      10. a1=Q
      1. 68.Fd6
      2. Fb4
      3. 69.Fb8 with a winning endgame, for example:
      4. a3
      5. 70.Re2
      6. a2
      7. 71.Fe5
      8. Fc3
      9. 72.Fb8
      10. a1=Q
    8. 68...Fb4
      1. 68...Fb2
      2. 69.Re2
        1. 69.Rf2
        2. Fa3
        3. 70.Fg5 with a winning endgame, for example:
        4. Fb4
        5. 71.Fc1
        6. Rc2
        7. 72.Fe3
        8. a3
        9. 73.Fd4
        10. a2
        11. 74.Re3
        12. Fc3
        13. 75.Fb6
        14. a1=Q
        1. 69.Re4
        2. Fa3
        3. 70.Fd8 with a winning endgame, for example:
        4. Fb4
        5. 71.Rd3
        6. a3
        7. 72.Ff6
        8. a2
        9. 73.Fh8
        10. Fa3
        11. 74.Fd4
        12. Fb2
        13. 75.Fc5
        14. a1=Q
      4. 69...Fa3
      5. 70.Ff6 with a winning endgame, for example:
        1. 70.Fg5 with a winning endgame, for example:
        2. Fb4
        3. 71.Ff6
        4. a3
        5. 72.Rd3
        6. a2
        7. 73.Fh8
        8. Fa3
        9. 74.Fd4
        10. Fb2
        11. 75.Fc5
        12. a1=Q
        1. 70.Fd8 with a winning endgame, for example:
        2. Fb4
        3. 71.Ff6
        4. a3
        5. 72.Rd3
        6. a2
        7. 73.Fh8
        8. Fa3
        9. 74.Fd4
        10. Fb2
        11. 75.Fc5
        12. a1=Q
        1. 70.Fxa3
        2. Rxa3
        3. 71.Rd3
        4. Rb2
        5. 72.Rc4
        6. a3
        7. 73.Rb5 with a winning endgame, for example:
        8. a2
        9. 74.Rc4
        10. a1=Q
      7. 70...Fb4
      8. 71.Fd4
      9. a3
      10. 72.Rd3
      11. a2
      12. 73.Fh8
      13. Fa3
      14. 74.Fd4
      15. Fb2
      16. 75.Fc5
      17. a1=Q
    10. 69.Fg5 with a winning endgame, for example:
      1. 69.Fd8 with a winning endgame, for example:
      2. a3
      3. 70.Re2
      4. a2
      5. 71.Ff6
      6. Fc3
      7. 72.Fg5
      8. a1=Q
    12. 69...a3
    13. 70.Re2
    14. a2
    15. 71.Ff6
    16. Fc3
    17. 72.Fg5
    18. a1=Q
  134. 66...Rxc4
  135. 67.Fa3
  136. Rb3
  137. 68.Fd6
  138. Fb4
  139. 69.Fe5
  140. a3
  141. 70.Re2
  142. Fc3
  143. 71.Fxc3
  144. Rxc3
  145. 72.Rd1
  146. a2
  147. 73.Rc1
  148. a1=Q#
0-1
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