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Puzzle 162612: As pretas ganham

GM Lance Henderson de La Fuente (2491) - GM David Paravyan (2653)
Titled Tuesday 14th July chess.com INT (3), 2020.07.14
  2. 1.d4
  3. Cf6
  4. 2.Cf3
  5. d5
  6. 3.c4
  7. e6
  8. 4.g3
  9. Be7
  10. 5.Bg2
  11. O-O
  12. 6.O-O
  13. dxc4
  14. 7.Dc2
  15. a6
  16. 8.a4
  17. Bd7
  18. 9.Td1
  19. Bc6
  20. 10.Cc3
  21. Bb4
  22. 11.Bg5
  23. h6
  24. 12.Bxf6
  25. Dxf6
  26. 13.e4
  27. De7
  28. 14.Ce5
  29. Cd7
  30. 15.Cxc6
  31. bxc6
  32. 16.De2
  33. c5
  34. 17.Dxc4
  35. Cb6
  36. 18.De2
  37. cxd4
  38. 19.Txd4
  39. a5
  40. 20.e5
  41. Tad8
  42. 21.Tad1
  43. Txd4
  44. 22.Txd4
  45. Td8
  46. 23.Dd3
  47. Txd4
  48. 24.Dxd4
  49. Bxc3
  50. 25.bxc3
  51. Dd7
  52. 26.Dxd7
  53. Cxd7
  54. 27.f4
  55. Rf8
  56. 28.Rf2
  57. Re7
  58. 29.Re3
  59. f6
  60. 30.exf6+
  61. gxf6
  62. 31.g4
  63. Rd6
  64. 32.h4
  65. Cc5
  66. 33.g5
  67. fxg5
  68. 34.fxg5
  69. hxg5
  70. 35.hxg5
  71. Cxa4
  72. 36.g6
  73. Re7
  74. 37.Rd4
  75. Rf6
  76. 38.Be4
  77. Cb6
  78. 39.Rc5
  79. a4
  80. 40.Rc6
  81. a3
  82. 41.Bb1
  83. Cd5
  84. 42.Ba2
  85. Cxc3
  86. 43.g7
  87. Rxg7
  88. 44.Bxe6
  89. Rf6
  90. 45.Bb3
  91. Re5
  92. 46.Rxc7
  93. Rd4
  94. 47.Rb6
  95. Ce4
  96. 48.Ra5
  97. Rc3
  98. 49.Bd5
    1. Solução:49.Bd5
    2. Cc5
    3. 50.Ba2
      1. 50.Rb5
      2. Cb3
      3. 51.Bxb3
      4. Rxb3
      5. 52.Ra5 with a winning endgame, for example:
      6. a2
      7. 53.Rb5
      8. a1=Q
      1. 50.Bf3 with a winning endgame, for example:
      2. a2
      3. 51.Rb5
      4. Rd4
      5. 52.Rc6
      6. a1=Q
      1. 50.Rb6
      2. Cb3
      3. 51.Bxb3
      4. Rxb3
      5. 52.Rc5 with a winning endgame, for example:
      6. a2
      7. 53.Rd4
      8. a1=Q+
    5. 50...Rb2
    6. 51.Bc4
      1. 51.Bd5
      2. Cb3+
      3. 52.Rb4
      4. a2
      5. 53.Bxb3
      6. a1=Q
      1. 51.Bf7
      2. Cb3+
      3. 52.Rb4
      4. a2
      5. 53.Bxb3
      6. a1=Q
      1. 51.Rb6
      2. Rxa2
      3. 52.Rxc5 with a winning endgame, for example:
      4. Rb2
      5. 53.Rb4
      6. a2
      7. 54.Ra4
      8. a1=Q+
    8. 51...Cb3+
      1. 51...Rc3
      2. 52.Ba2
    10. 52.Ra4
      1. 52.Ra6 with a winning endgame, for example:
      2. a2
      3. 53.Bf7
      4. a1=Q+
      1. 52.Rb4
      2. a2
      3. 53.Bxb3
      4. a1=Q
      1. 52.Rb5
      2. a2
      3. 53.Bf7 with a winning endgame, for example:
      4. a1=Q
      1. 52.Rb6 with a winning endgame, for example:
      2. a2
      3. 53.Be6
      4. a1=Q
      1. 52.Bxb3
      2. Rxb3
      3. 53.Rb5 with a winning endgame, for example:
      4. a2
      5. 54.Ra5
      6. a1=Q+
    12. 52...a2
    13. 53.Bxb3
      1. 53.Bd5 with a winning endgame, for example:
      2. a1=Q+
      1. 53.Rb5 with a winning endgame, for example:
      2. a1=Q
      1. 53.Rb4
      2. a1=Q
    15. 53...a1=Q+
  100. 49...Rb2
0-1
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