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Puzzle 201640: Zwart naar Verdedigen en winnen

FM Joshua Colas (2255) - GM Boris Savchenko (2551)
Titled Tuesday 6th Oct chess.com INT (8), 2020.10.06
  2. 1.c4
  3. e6
  4. 2.Nf3
  5. d5
  6. 3.g3
  7. d4
  8. 4.Bg2
  9. Nf6
  10. 5.O-O
  11. c5
  12. 6.e3
  13. Nc6
  14. 7.exd4
  15. cxd4
  16. 8.b3
  17. Be7
  18. 9.Re1
  19. O-O
  20. 10.Bb2
  21. Ng4
  22. 11.h3
  23. Nh6
  24. 12.Ne5
  25. Nxe5
  26. 13.Rxe5
  27. f6
  28. 14.Re1
  29. e5
  30. 15.d3
  31. Rb8
  32. 16.Nd2
  33. Bf5
  34. 17.Qf3
  35. Kh8
  36. 18.a3
  37. b5
  38. 19.b4
  39. bxc4
  40. 20.Nxc4
  41. Bd7
  42. 21.Na5
  43. Nf7
  44. 22.Nc6
  45. Ng5
  46. 23.Nxd8
  47. Nxf3+
  48. 24.Bxf3
  49. Bxd8
  50. 25.Kg2
  51. a5
  52. 26.Rab1
  53. axb4
  54. 27.axb4
  55. Rxb4
  56. 28.Ba3
  57. Rxb1
  58. 29.Rxb1
  59. Re8
  60. 30.Rb7
  61. Bc8
  62. 31.Rb8
  63. Bc7
  64. 32.Ra8
  65. Bd7
  66. 33.Ra7
  67. Rc8
  68. 34.Bb7
  69. Rb8
  70. 35.Bf3
  71. Rc8
  72. 36.Bb7
  73. Rd8
  74. 37.Bf3
  75. Bb8
  76. 38.Ra8
  77. Re8
  78. 39.g4
  79. Bb5
  80. 40.Be4
  81. g6
  82. 41.Ra5
  83. Bd7
  84. 42.Ra8
  85. Kg7
  86. 43.Bc5
  87. h5
  88. 44.f3
  89. h4
  90. 45.f4
  91. f5
  92. 46.gxf5
  93. gxf5
  94. 47.Bd5
  95. exf4
  96. 48.Bxd4+
  97. Kg6
  98. 49.Ra6+
  99. Kh7
  100. 50.Kf3
  101. Bb5
  102. 51.Rb6
  103. Bxd3
  104. 52.Rb7+
  105. Kh6
  106. 53.Bg7+
  107. Kg5
  108. 54.Rb6
    1. Oplossing:54.Rb6
      1. Dreigend:
      2. 55.Bh6+
      3. Kh5
      4. 56.Bf7#
    3. Be4+
    4. 55.Bxe4
    5. fxe4+
  110. 54...Be4+
  111. 55.Bxe4
  112. fxe4+
  113. 56.Kf2
  114. Ba7
0-1
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