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Puzzle 529119: Bianco a difendere

GM K. Sundararajan (2474) - GM T. Kotanjian (2533)
11th Aeroflot Open B Moscow RUS (5), 2012.02.11
  2. 1.c4
  3. Cf6
  4. 2.g3
  5. c6
  6. 3.Ag2
  7. d5
  8. 4.Cf3
  9. Cbd7
  10. 5.cxd5
  11. cxd5
  12. 6.O-O
  13. e5
  14. 7.d4
  15. e4
  16. 8.Ce5
  17. Ad6
  18. 9.Af4
  19. De7
  20. 10.Cc3
  21. O-O
  22. 11.Cxd7
  23. Dxd7
  24. 12.Ae5
  25. Cg4
  26. 13.Cxd5
  27. Cxe5
  28. 14.dxe5
  29. Axe5
  30. 15.Axe4
  31. Axb2
  32. 16.Tb1
  33. f5
  34. 17.Db3
  35. Rh8
  36. 18.Ag2
  37. Ae5
  38. 19.Tfd1
  39. Df7
  40. 20.Cf4
  41. Dxb3
  42. 21.Txb3
  43. Tb8
  44. 22.Te3
  45. Af6
  46. 23.Td6
  47. b5
  48. 24.Cd5
  49. Ad4
  50. 25.Td3
  51. Ae5
    1. Soluzione:25...Ae5
      1. Minacciando:
      2. 26...Axd6
    3. 26.Tc6
  53. 26.Tc6
  54. b4
  55. 27.f4
  56. Ab7
  57. 28.Te6
  58. Ab2
  59. 29.Ce3
  60. Ac8
  61. 30.Ted6
  62. Af6
  63. 31.Cc4
  64. Ae7
  65. 32.Tc6
  66. Ab7
  67. 33.Tc7
  68. Aa6
  69. 34.Txe7
  70. Axc4
  71. 35.Tdd7
  72. Axa2
  73. 36.Txa7
  74. Ag8
  75. 37.Txg7
  76. b3
  77. 38.Ad5
  78. b2
  79. 39.Aa2
  80. b1=Q+
  81. 40.Axb1
  82. Txb1+
  83. 41.Rf2
  84. Tf6
  85. 42.Tgd7
  86. Th6
  87. 43.h4
  88. Te6
  89. 44.Ta8
  90. Tg6
  91. 45.Tf7
  92. Tb3
  93. 46.Txf5
  94. Tbxg3
  95. 47.Tg5
  96. Th3
  97. 48.f5
  98. Txg5
  99. 49.hxg5
  100. Th5
  101. 50.f6
  102. Txg5
  103. 51.e4
  104. Tg6
  105. 52.e5
  106. Tg5
  107. 53.e6
  108. Tf5+
  109. 54.Rg3
  110. Txf6
  111. 55.e7
  112. Te6
1/2-1/2

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