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Puzzle 857413: Les noirs get a winning advantage

GM Rasmus Svane (2620) - CM Michal Kopczynski (2225)
Titled Tue 17th Jan Early chess.com INT (8), 2023.01.17
  2. 1.Cf3
  3. d6
  4. 2.d4
  5. Cf6
  6. 3.g3
  7. g6
  8. 4.Fg2
  9. Fg7
  10. 5.O-O
  11. Cc6
  12. 6.d5
  13. Cb8
  14. 7.c4
  15. O-O
  16. 8.Cc3
  17. e5
  18. 9.dxe6
  19. fxe6
  20. 10.Fe3
  21. e5
  22. 11.c5
  23. Cc6
  24. 12.cxd6
  25. cxd6
  26. 13.Cd5
  27. Rh8
  28. 14.Tc1
  29. Fe6
  30. 15.Cg5
  31. Fxd5
  32. 16.Fxd5
  33. Cxd5
  34. 17.Dxd5
  35. Dd7
  36. 18.Ce4
  37. Tad8
  38. 19.Fg5
  39. Ce7
  40. 20.Fxe7
  41. Dxe7
  42. 21.Tc4
  43. Td7
  44. 22.Tfc1
  45. h6
  46. 23.Tc8
  47. Txc8
  48. 24.Txc8+
  49. Ff8
  50. 25.Rg2
  51. Rg7
  52. 26.h4
  53. Tc7
  54. 27.Txc7
  55. Dxc7
  56. 28.Cc3
  57. Dc6
  58. 29.Rf3
  59. Rf6
  60. 30.e4
  61. Dxd5
  62. 31.Cxd5+
  63. Re6
  64. 32.Rg4
  65. h5+
  66. 33.Rg5
  67. Rf7
  68. 34.f4
  69. exf4
  70. 35.gxf4
  71. Fg7
  72. 36.b3
  73. Fb2
  74. 37.Rh6
  75. Fc1
  76. 38.Rg5
  77. Fd2
  78. 39.a4
  79. Fc1
  80. 40.b4
  81. Fb2
  82. 41.b5
  83. a6
  84. 42.bxa6
  85. bxa6
  86. 43.Rh6
  87. Fc1
  88. 44.Rh7
  89. Fd2
  90. 45.f5
    1. Solution:45.f5
    2. g5
    3. 46.hxg5
    4. Fxg5
    5. 47.Cc3
    6. h4
    7. 48.Cd1
    8. h3
    9. 49.Cf2
    10. h2 Black is winning because of Black's passed pawn(s) and piece activity.
  92. 45...gxf5
  93. 46.exf5
  94. Fc1
  95. 47.Rh8
  96. Fd2
  97. 48.Rh7
  98. Fc1
  99. 49.Cc7
  100. a5
  101. 50.Cd5
  102. Fd2
  103. 51.Rh8
  104. Fc1
  105. 52.Rh7
  106. Fd2
  107. 53.Rh8
  108. Fc1
  109. 54.Rh7
1/2-1/2
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