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Puzzle 147545: Zwart naar Verdedigen en winnen

IM Anatoliy Polivanov (2452) - GM Dennis Wagner (2581)
Titled Tuesday 9th June chess.com INT (2), 2020.06.09
  2. 1.e4
  3. e5
  4. 2.Nf3
  5. Nc6
  6. 3.Nc3
  7. Nf6
  8. 4.Bb5
  9. Bc5
  10. 5.O-O
  11. O-O
  12. 6.Nxe5
  13. Nxe5
  14. 7.d4
  15. Bd6
  16. 8.f4
  17. Neg4
  18. 9.e5
  19. Bb4
  20. 10.h3
  21. d6
  22. 11.exf6
  23. Nxf6
  24. 12.f5
  25. Bxc3
  26. 13.bxc3
  27. a6
  28. 14.Bd3
  29. Re8
  30. 15.Bg5
  31. Bd7
  32. 16.Qd2
  33. Qe7
  34. 17.Rae1
  35. Qf8
  36. 18.Bxf6
  37. gxf6
  38. 19.Be4
  39. Rab8
  40. 20.Rf4
  41. Kh8
  42. 21.Ref1
  43. Qh6
  44. 22.Qf2
  45. Bb5
  46. 23.Rd1
  47. Bc4
  48. 24.Rh4
  49. Qf8
  50. 25.Qf4
  51. Bxa2
  52. 26.Rd3
  53. d5
  54. 27.Bf3
  55. Bc4
  56. 28.Rd1
  57. Re7
  58. 29.Rh6
  59. Qg7
  60. 30.Qh4
  61. Be2
  62. 31.Bxe2
  63. Rxe2
  64. 32.g4
  65. Rbe8
  66. 33.Qxf6
  67. Qxf6
  68. 34.Rxf6
  69. Kg7
  70. 35.g5
  71. Rxc2
  72. 36.Rh6
  73. Re3
  74. 37.f6+
  75. Kg8
  76. 38.Rf1
  77. Rg3+
  78. 39.Kh1
  79. Rxg5
  80. 40.Re1
  81. Kh8
  82. 41.Rh5
    1. Oplossing:41.Rh5
      1. Dreigend:
      2. 42.Rxg5
    3. Rc1 Tussenzet
      1. Niet41...Rxh5 vanwege
      2. 42.Re8#
    5. 42.Rxc1
      1. Nu als42.Rxg5
      2. Rxe1+
    7. 42...Rxh5
  84. 41...Rg8
  85. 42.Rxd5
  86. Rxc3
  87. 43.Kh2
  88. Rc2+
  89. 44.Kh1
  90. Rc3
  91. 45.Kh2
  92. Rcg3
  93. 46.Rd7
  94. Rg2+
  95. 47.Kh1
  96. R2g3
  97. 48.Kh2
  98. Rg2+
  99. 49.Kh1
  100. Rf2
  101. 50.Rxf7
  102. Rf3
  103. 51.Kh2
  104. Rf2+
  105. 52.Kh1
  106. Rf3
  107. 53.Kh2
  108. Rf2+
  109. 54.Kh1
1/2-1/2
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