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Puzzle 845779: Les noirs font nulle la finale

A. Raimundo (2023) - Michael David Da Costa (1396)
9th Floripa Open 2023 Florianopolis BRA, 2023.01.23
  2. 1.e4
  3. c6
  4. 2.d4
  5. d5
  6. 3.Cd2
  7. dxe4
  8. 4.Cxe4
  9. Cf6
  10. 5.Cg5
  11. Ff5
  12. 6.Fc4
  13. e6
  14. 7.Ce2
  15. h6
  16. 8.Cf3
  17. Fd6
  18. 9.O-O
  19. O-O
  20. 10.Ce5
  21. Cbd7
  22. 11.Ff4
  23. Dc7
  24. 12.Cxd7
  25. Dxd7
  26. 13.Fxd6
  27. Dxd6
  28. 14.Cg3
  29. Fh7
  30. 15.Te1
  31. Tfd8
  32. 16.c3
  33. c5
  34. 17.dxc5
  35. Dxc5
  36. 18.De2
  37. Td6
  38. 19.Tad1
  39. Tad8
  40. 20.Txd6
  41. Dxd6
  42. 21.Fb3
  43. Dc7
  44. 22.Td1
  45. Td6
  46. 23.Cf1
  47. Dd8
  48. 24.Ce3
  49. Txd1+
  50. 25.Dxd1
  51. Dxd1+
  52. 26.Fxd1
  53. Fd3
  54. 27.f3
  55. Rf8
  56. 28.Rf2
  57. Re7
  58. 29.Fb3
  59. Fb5
  60. 30.Cc4
  61. Fe8
  62. 31.Ca5
  63. b6
  64. 32.Cc4
  65. Cd7
  66. 33.Fa4
  67. f6
  68. 34.b4
  69. Cb8
  70. 35.Fxe8
  71. Rxe8
  72. 36.a4
  73. Re7
  74. 37.Re3
  75. e5
  76. 38.Re4
  77. Re6
  78. 39.Ce3
  79. g6
  80. 40.g4
  81. Cc6
  82. 41.h4
  83. Ce7
  84. 42.c4
  85. f5+
  86. 43.Rd3
  87. Cc6
  88. 44.Cc2
  89. Rd6
  90. 45.h5
  91. gxh5
  92. 46.gxf5
  93. h4
  94. 47.Re3
  95. h3
  96. 48.Rf2
  97. Cd4
  98. 49.Ce3
  99. h5
  100. 50.Rg3
  101. h2
  102. 51.Rxh2
  103. Cxf3+
  104. 52.Rg3
  105. Cd4
  106. 53.Rh4
  107. Cc6
  108. 54.Rxh5
  109. Cxb4
  110. 55.Rg6
  111. Cd3
  112. 56.f6
  113. Cf4+
  114. 57.Rf5
  115. Ch5
  116. 58.Cd5
  117. Cxf6
  118. 59.Rxf6
  119. e4
  120. 60.Ce3
  121. Rc5
  122. 61.Re5
  123. Rb4
  124. 62.Rxe4
  125. Rxa4
  126. 63.Rd5
  127. Rb3
  128. 64.Rc6
  129. Rb4
  130. 65.Rb7
  131. Rc5
  132. 66.Ra6
    1. Solution:66.Ra6
    2. Rb4
    3. 67.Rxa7
      1. 67.Rb7
      2. b5
      3. 68.cxb5
      4. Rxb5
      5. 69.Cc4 with a drawn endgame, for example:
      6. a5
      7. 70.Cb2
      8. Rb4
      9. 71.Rc6
      10. Ra3
      11. 72.Rb5
      12. Rxb2
      13. 73.Rxa5
    5. 67...b5
    6. 68.Rb6
      1. 68.cxb5
      2. Rxb5
      1. 68.Ra8
      2. bxc4
      3. 69.Ra7 with a drawn endgame, for example:
      4. c3
      5. 70.Rb6
      6. c2
      7. 71.Cxc2+
    8. 68...bxc4
    9. 69.Cd5+ with a drawn endgame, for example:
      1. 69.Cd1 with a drawn endgame, for example:
      2. c3
      3. 70.Ce3
      4. c2
      5. 71.Cxc2+
      1. 69.Rc6 with a drawn endgame, for example:
      2. Rb3
      3. 70.Rd5
      4. Rc3
      5. 71.Cxc4
    11. 69...Rb3
    12. 70.Rc5
    13. c3
    14. 71.Cxc3
  134. 66...Rc6
  135. 67.Cc2
  136. Rc5
  137. 68.Ca3
  138. Rb4
  139. 69.Rxa7
  140. b5
  141. 70.cxb5
1-0
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