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Puzzle 380480: Zwart naar Verdedig

GM Kirill Alekseenko (2703) - GM Etienne Bacrot (2672)
Titled Tuesday 17th Aug chess.com INT (7), 2021.08.17
  2. 1.d4
  3. Nf6
  4. 2.Nc3
  5. d5
  6. 3.Bf4
  7. a6
  8. 4.e3
  9. b5
  10. 5.h4
  11. e6
  12. 6.h5
  13. h6
  14. 7.Nf3
  15. Bd6
  16. 8.Ne5
  17. Bb7
  18. 9.g4
  19. Nfd7
  20. 10.Bg2
  21. Bxe5
  22. 11.Bxe5
  23. Nxe5
  24. 12.dxe5
  25. c5
  26. 13.f4
  27. Nc6
  28. 14.O-O
  29. Qh4
  30. 15.Qf3
  31. Rd8
  32. 16.Ne2
  33. Rd7
  34. 17.Qg3
  35. Qxg3
  36. 18.Nxg3
  37. Nb4
  38. 19.Rfc1
  39. Ke7
  40. 20.a3
    1. Oplossing:20.a3
      1. Dreigend:
      2. 21.axb4
    3. Nc6
  42. 20...Nc6
  43. 21.Kf2
  44. Na5
  45. 22.Ne2
  46. Nc4
  47. 23.b3
  48. Nb6
  49. 24.b4
  50. Rc8
  51. 25.c3
  52. Rdc7
  53. 26.Ke1
  54. Nc4
  55. 27.Kf2
  56. Nb2
  57. 28.Rcb1
  58. Na4
  59. 29.Rc1
  60. Nb2
  61. 30.Rc2
  62. Nd3+
  63. 31.Kg3
  64. cxb4
  65. 32.axb4
  66. Nxb4
  67. 33.Rd2
  68. Nc6
  69. 34.Rb2
  70. Nb8
  71. 35.Kh4
  72. Nd7
  73. 36.g5
  74. Nb6
  75. 37.Nd4
  76. hxg5+
  77. 38.Kxg5
  78. Rxc3
  79. 39.f5
  80. Rxe3
  81. 40.f6+
  82. gxf6+
  83. 41.exf6+
  84. Kd6
  85. 42.h6
  86. Rg8+
  87. 43.Kh5
  88. Re5+
  89. 44.Kh4
  90. Rh8
  91. 45.Nxb5+
  92. axb5
  93. 46.Rxb5
  94. Rxh6+
  95. 47.Kg4
  96. Rg6+
  97. 48.Kf3
  98. Rf5+
  99. 49.Ke3
  100. Nc4+
  101. 50.Kd4
  102. Rf4+
  103. 51.Kc3
  104. Bc6
0-1

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