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問題 780638: 黒 が 守って勝つとするために

UlrichM Wolf (2182) - GM O. Korneev (2470)
Heusenstamm Schloss Open Heusenstamm GER, 2022.11.19
  2. 1.d4
  3. d5
  4. 2.Nf3
  5. Nf6
  6. 3.c4
  7. c6
  8. 4.Nc3
  9. e6
  10. 5.e3
  11. Nbd7
  12. 6.Qc2
  13. Bd6
  14. 7.Bd2
  15. O-O
  16. 8.Bd3
  17. dxc4
  18. 9.Bxc4
  19. e5
  20. 10.dxe5
  21. Nxe5
  22. 11.Nxe5
  23. Bxe5
  24. 12.h3
  25. Qe7
  26. 13.O-O-O
  27. Be6
  28. 14.Bxe6
  29. Qxe6
  30. 15.Kb1
  31. Rad8
  32. 16.Bc1
  33. Bxc3
  34. 17.bxc3
  35. h6
  36. 18.f3
  37. Nd5
  38. 19.e4
  39. Nb6
  40. 20.Qb3
  41. Nc4
  42. 21.Rd4
  43. b5
  44. 22.Rhd1
  45. Qe7
  46. 23.R1d3
  47. Rxd4
  48. 24.Rxd4
  49. f5
  50. 25.exf5
  51. Rxf5
  52. 26.Qd1
  53. Rf8
  54. 27.Rd7
  55. Qf6
  56. 28.Rd4
  57. a5
  58. 29.Qd3
  59. a4
  60. 30.Rf4
  61. Qe6
  62. 31.Re4
  63. Qg6
  64. 32.Qc2
  65. Re8
  66. 33.Rxe8+
  67. Qxe8
  68. 34.Qf5
  69. Nd6
  70. 35.Qc5
  71. Qg6+
  72. 36.Ka1
  73. Qc2
  74. 37.Qe3
  75. Nc4
  76. 38.Qe8+
  77. Kh7
  78. 39.Qe4+
  79. Qxe4
  80. 40.fxe4
  81. Kg6
  82. 41.Bf4
  83. Kf6
  84. 42.Kb1
  85. g5
  86. 43.Bc7
  87. Ke6
  88. 44.Kc1
  89. Nd6
  90. 45.Kc2
  91. Nxe4
  92. 46.Kd3
  93. Kd5
  94. 47.Bd8
  95. Nc5+
  96. 48.Ke3
  97. Ne6
  98. 49.Bf6
  99. c5
  100. 50.g3
  101. b4
  102. 51.cxb4
  103. cxb4
  104. 52.h4
  105. gxh4
  106. 53.gxh4
  107. h5
  108. 54.Kd3
  109. Nc5+
  110. 55.Kc2
  111. Kc4
  112. 56.Bg7
  113. Ne4
  114. 57.Kb2
  115. Nd6
  116. 58.Bf6
  117. Kd3
  118. 59.Be7
    1. 解決策:59.Be7
      1. 脅威を与える:
      2. 60.Bxd6
    3. Nf5 Black is winning. White's better king safety is not enough compensation for Black's material advantage, piece activity, better pawn structure and passed pawn(s).
    4. さて、もし60.Bd6
    5. Nxd6
  120. 59...Nf5
  121. 60.Bxb4
  122. Nxh4
0-1
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