Problem 361221: Hitam jalan Bertahan

GM Vladimir Fedoseev (2678) - GM P. Ponkratov (2631)
PNWCC Bullet (1+1) 2020 lichess.org INT, 2020.08.09
  1. 1.d4
  2. e6
  3. 2.e4
  4. d5
  5. 3.Kc3
  6. Gb4
  7. 4.e5
  8. b6
  9. 5.Mg4
  10. Gf8
  11. 6.Kf3
  12. Ga6
  13. 7.Gg5
  14. Md7
  15. 8.O-O-O
  16. Gb7
  17. 9.Rb1
  18. Kc6
  19. 10.h4
  20. h6
  21. 11.Gc1
  22. O-O-O
  23. 12.h5
  24. Rb8
  25. 13.Ke2
  26. Kge7
  27. 14.Kf4
  28. Bg8
  29. 15.c3
  30. Mc8
  31. 16.Gd3
  32. Ga6
  33. 17.Gh7
  34. Bh8
  35. 18.Gc2
  36. Ka5
  37. 19.Bhe1
  38. c5
  39. 20.dxc5
  40. bxc5
  41. 21.Kd2
  42. Kec6
  43. 22.Kb3
  44. Kxb3
  45. 23.axb3
  46. Ra8
  47. 24.Kd3
  48. Mc7
  49. 25.Ma4
  50. Gb7
  51. 26.f4
  52. Bb8
  53. 27.g4
  54. Ge7
  55. 28.f5
  56. Mb6
  57. 29.fxe6
  58. fxe6
  59. 30.Kf4
  60. Gc8
  61. 31.Kg6
  62. Be8
  63. 32.Bf1
  64. Gd7
  65. 33.Bf7
    1. Jawaban:33.Bf7
      1. Mengancam:
      2. 34.Kxe7
    2. Kxe5 Dengan buka selubung oleh menteri hitam pada Ratu putih.
    3. 34.Mf4
      1. Sekarang jika34.Kxe7
      2. Gxa4
    4. 34...Kxf7
  66. 33...Kxe5
  67. 34.Mf4
  68. Kxf7
  69. 35.Mxf7
  70. Md8
  71. 36.Mxg7
  72. Gf6
  73. 37.Mxh6
  74. c4
  75. 38.bxc4
  76. Gxc3
  77. 39.Me3
  78. Gf6
  79. 40.cxd5
  80. Ma5
  81. 41.Mf3
  82. Gxb2
  83. 42.dxe6+
  84. Bb7
  85. 43.Gxb2
  86. Gxe6
  87. 44.Rc1
  88. Bc8
  89. 45.Bd3
  90. Me1+
  91. 46.Bd1
  92. Mb4
  93. 47.Ma3
  94. Mc4
  95. 48.Bd2
  96. Mf1+
  97. 49.Bd1
  98. Mc4
  99. 50.Md3
  100. Mb4
  101. 51.Ge5
  102. Gb3
  103. 52.Bd2
  104. Ma3+
  105. 53.Rd1
  106. Gxc2+
  107. 54.Mxc2
  108. Bxc2
  109. 55.Bd8+
  110. Bb8
  111. 56.Bxb8#
1-0

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