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問題 655514: 白 が 防御とするために

IM Chatterjee Koustav (2485) - GM Alexander Motylev (2632)
Serbia Open 2022 Novi Sad SRB, 2022.07.06
  2. 1.d4
  3. d5
  4. 2.Nf3
  5. Nf6
  6. 3.c4
  7. e6
  8. 4.g3
  9. Be7
  10. 5.Bg2
  11. O-O
  12. 6.O-O
  13. c6
  14. 7.b3
  15. b6
  16. 8.Nc3
  17. Ba6
  18. 9.Qd3
  19. b5
  20. 10.cxb5
  21. cxb5
  22. 11.Nxb5
  23. Nc6
  24. 12.a4
  25. Nb4
  26. 13.Qb1
  27. Qb6
  28. 14.Ba3
  29. Rfc8
  30. 15.Rc1
  31. Bxb5
  32. 16.axb5
  33. Qxb5
  34. 17.Qb2
  35. a5
  36. 18.Bf1
  37. Qb7
  38. 19.e3
  39. g6
  40. 20.Ne5
  41. Ne4
  42. 21.Nd3
  43. Rxc1
  44. 22.Rxc1
  45. Rc8
  46. 23.Rxc8+
  47. Qxc8
  48. 24.Qc1
  49. Qxc1
  50. 25.Nxc1
  51. Kf8
  52. 26.Bb2
  53. f5
  54. 27.Bb5
  55. g5
  56. 28.h3
  57. h5
  58. 29.Nd3
  59. Nxd3
  60. 30.Bxd3
  61. Nd2
  62. 31.Bc2
  63. g4
  64. 32.hxg4
  65. hxg4
  66. 33.Bc3
  67. Nf3+
  68. 34.Kf1
  69. Bb4
  70. 35.Bxb4+
  71. axb4
  72. 36.Ke2
  73. Ke7
  74. 37.Bd3
  75. Ng5
  76. 38.Bb1
  77. Kf7
  78. 39.Bc2
  79. Kg6
  80. 40.Bb1
  81. Nf3
  82. 41.Bc2
  83. Kf6
  84. 42.Bd3
  85. e5
  86. 43.dxe5+
  87. Kxe5
  88. 44.Bc2
  89. Ng5
  90. 45.Bb1
  91. Ne6
  92. 46.Bd3
  93. Nc5
  94. 47.Bc2
  95. Ne4
  96. 48.Bd3
  97. Nd6
  98. 49.Kd2
  99. Nb7
  100. 50.Bb1
  101. Nc5
  102. 51.Bc2
  103. Ne6
  104. 52.Bb1
  105. Nc5
  106. 53.Bc2
  107. Kf6
  108. 54.Ke2
  109. Ke6
  110. 55.Kd2
  111. Ke5
  112. 56.Ke2
  113. Ne6
  114. 57.Bb1
  115. Ng5
  116. 58.Bd3
  117. Ne4
  118. 59.Bc2
  119. Nc5
  120. 60.Kd2
  121. Kf6
  122. 61.Ke2
  123. Ke6
  124. 62.Kd2
  125. Ke5
  126. 63.Ke2
  127. Ne4
  128. 64.Bd3
  129. Nf6
  130. 65.Kd2
  131. Ng8
  132. 66.Ke2
  133. Ne7
  134. 67.Bb5
  135. Nc8
  136. 68.Bd3
  137. Nd6
  138. 69.Kd2
  139. d4
  140. 70.Ke2
  141. Kd5
  142. 71.Kd2
  143. Ne4+
  144. 72.Ke2
  145. Nd6
  146. 73.Kd2
  147. Ke5
  148. 74.Ke2
  149. Ne4
  150. 75.Bxe4
  151. Kxe4
  152. 76.exd4
  153. Kxd4
    1. 解決策:76...Kxd4
      1. 脅威を与える:
      2. 77...Kc3
      3. 78.Ke3
      4. Kxb3
      5. 79.Kf4
      6. Kc4
      7. 80.Kxf5
      8. b3
      9. 81.Kxg4
      10. b2
      11. 82.f3
      12. b1=Q
    3. 77.Kd2
    4. Ke4
    5. 78.Ke2
  155. 77.Kd2
  156. Ke4
  157. 78.Ke2
  158. Kd4
  159. 79.Kd2
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