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Puzzle 486820: Zwart naar Verdedigen en winnen

Casey Ryan Meszaros (1474) - Aizhan Sezdbekova (1554)
Online Friendship U12 Tornelo INT, 2020.11.21
  2. 1.e4
  3. e5
  4. 2.Nf3
  5. Nc6
  6. 3.Bb5
  7. a6
  8. 4.Ba4
  9. Nf6
  10. 5.O-O
  11. Be7
  12. 6.Nc3
  13. b5
  14. 7.Bb3
  15. O-O
  16. 8.Re1
  17. d6
  18. 9.Nd5
  19. Rb8
  20. 10.Nxf6+
  21. Bxf6
  22. 11.Bd5
  23. Ne7
  24. 12.d4
  25. exd4
  26. 13.Nxd4
  27. Bxd4
  28. 14.Qxd4
  29. c6
  30. 15.Bb3
  31. c5
  32. 16.Qd3
  33. c4
  34. 17.Bxc4
  35. bxc4
  36. 18.Qxc4
  37. Rb6
  38. 19.Be3
  39. Rxb2
  40. 20.Bd4
  41. Rb8
  42. 21.Bc3
  43. Be6
  44. 22.Qd4
    1. Oplossing:22.Qd4
      1. Dreigend:
      2. 23.Qxg7#
    3. f6
  46. 22...f6
  47. 23.Re3
  48. Qb6
  49. 24.Qd3
  50. Rfc8
  51. 25.Rg3
  52. Qb1+
  53. 26.Qd1
  54. Qxd1+
  55. 27.Rxd1
  56. Kf7
  57. 28.Rgd3
  58. Rc6
  59. 29.f4
  60. d5
  61. 30.exd5
  62. Bxd5
  63. 31.Kf2
  64. Bxa2
  65. 32.Ke3
  66. Rbc8
  67. 33.Ra1
  68. Be6
  69. 34.Bb4
  70. Nd5+
  71. 35.Rxd5
  72. Bxd5
  73. 36.Kd4
  74. Be6
  75. 37.c3
  76. Bf5
  77. 38.Kd5
  78. Re6
  79. 39.c4
  80. Rd8+
  81. 40.Kc5
  82. Be4
  83. 41.Ba5
  84. Rd3
  85. 42.Kb4
  86. Bxg2
  87. 43.Bc7
  88. Rc6
  89. 44.Bb8
  90. Rb6+
  91. 45.Kc5
  92. Rxb8
  93. 46.Rxa6
  94. Rc8+
  95. 47.Kb6
  96. Rb3+
  97. 48.Ka5
  98. Rxc4
  99. 49.Rxf6+
  100. gxf6
  101. 50.f5
  102. Bc6
  103. 51.h3
  104. Ra4#
0-1

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