問題 510674: 黒 が 終盤を勝つとするために

Nderim Saraci (2215) - GM SuB Hansen (2566)
20th European Teams Reykjavik ISL, 2015.11.22
  1. 1.d4
  2. Nf6
  3. 2.c4
  4. e6
  5. 3.Nc3
  6. d5
  7. 4.Bg5
  8. Nbd7
  9. 5.e3
  10. Be7
  11. 6.Nf3
  12. h6
  13. 7.Bh4
  14. O-O
  15. 8.Be2
  16. a6
  17. 9.cxd5
  18. exd5
  19. 10.O-O
  20. c6
  21. 11.Rb1
  22. Re8
  23. 12.b4
  24. Nb6
  25. 13.Ne5
  26. Bf5
  27. 14.Bd3
  28. Bxd3
  29. 15.Qxd3
  30. Nfd7
  31. 16.Bxe7
  32. Qxe7
  33. 17.Nxd7
  34. Qxd7
  35. 18.a4
  36. Qe7
  37. 19.a5
  38. Nc8
  39. 20.Na4
  40. Nd6
  41. 21.Rfe1
  42. Qg5
  43. 22.Nc5
  44. Re7
  45. 23.Rb2
  46. Rae8
  47. 24.Rbe2
  48. Kh8
  49. 25.f3
  50. f5
  51. 26.Qc3
  52. Nb5
  53. 27.Qd2
  54. Kg8
  55. 28.f4
  56. Qh5
  57. 29.Qb2
  58. g5
  59. 30.Nd3
  60. gxf4
  61. 31.Nxf4
  62. Qg5
  63. 32.Qc1
  64. Nd6
  65. 33.Qc5
  66. Ne4
  67. 34.Qc2
  68. Nd6
  69. 35.Qc5
  70. Rd7
  71. 36.g3
  72. Ne4
  73. 37.Qc2
  74. Kh8
  75. 38.Rg2
  76. Nd6
  77. 39.g4
  78. Rg7
  79. 40.h3
  80. fxg4
  81. 41.Rxg4
  82. Qh4
  83. 42.Ng6+
  84. Rxg6
  85. 43.Qxg6
  86. Qxe1+
  87. 44.Kh2
  88. Qf2+
  89. 45.Kh1
  90. Qf8
  91. 46.Rf4
  92. Qg7
  93. 47.Qxd6
  94. Rxe3
  95. 48.Qf8+
  96. Qxf8
  97. 49.Rxf8+
  98. Kg7
  99. 50.Rb8
  100. Rxh3+
  101. 51.Kg2
  102. Rc3
  103. 52.Rxb7+
  104. Kf6
  105. 53.Rb6
  106. Kf5
  107. 54.Rxa6
  108. Ke4
  109. 55.Rb6
  110. Kxd4
  111. 56.a6
  112. h5
  113. 57.Rb8
  114. Ra3
  115. 58.Rb6
  116. Kc4
  117. 59.Rxc6+
  118. Kxb4
  119. 60.Kf2
  120. h4
  121. 61.Rd6
  122. Kc5
  123. 62.Rh6
  124. h3
  125. 63.Ke1
  126. Ra1+
  127. 64.Kf2
  128. h2
  129. 65.Rxh2
  130. Ra2+
  131. 66.Kg3
  132. Rxh2
  133. 67.Kxh2
    1. 解決策:67.Kxh2
    2. Kb6
    3. 68.a7
      1. 68.Kg1
      2. Kxa6
      3. 69.Kf1
      1. 68.Kg2
      2. Kxa6
      3. 69.Kf2
      4. Kb5
      5. 70.Ke2
      6. Kc4
      7. 71.Kd2
      1. 68.Kg3
      2. Kxa6
      3. 69.Kf2
      4. Kb5
      5. 70.Ke2
      6. Kc4
      7. 71.Kd2
    4. 68...Kxa7
    5. 69.Kg1
      1. 69.Kg3
      2. Kb6
      3. 70.Kf2
      4. Kb5
      5. 71.Ke2
      6. Kc4
      7. 72.Kd2
      1. 69.Kg2
      2. Kb6
      3. 70.Kf2
      4. Kb5
      5. 71.Ke2
      6. Kc4
      7. 72.Kd2
    6. 69...Ka6
      1. 69...Kb6
      2. 70.Kf2
        1. 70.Kf1
        2. Kc5
        3. 71.Ke1
        4. Kc4
        5. 72.Kd2
      3. 70...Kb5
        1. 70...Kc5
        2. 71.Ke3
          1. 71.Ke2
          2. Kc4
          3. 72.Kd2
        3. 71...Kc4
        4. 72.Kd2
      4. 71.Ke1
    7. 70.Kf1
      1. 70.Kf2
      2. Kb5
      3. 71.Ke2
      4. Kc4
      5. 72.Kd2
    8. 70...Kb5
    9. 71.Ke1
      1. 71.Ke2
      2. Kc4
      3. 72.Kd2
    10. 71...Kc4
    11. 72.Kd2
      1. 72.Ke2
      2. Kc3
      3. 73.Ke3
      4. d4+
      5. 74.Ke4
      6. Kc4
      7. 75.Ke5 with a winning endgame, for example:
      8. d3
      9. 76.Ke4
      10. d2
      11. 77.Ke3
      12. d1=Q
    12. 72...Kd4
    13. 73.Kc2
      1. 73.Ke2
      2. Kc3
      3. 74.Ke3
      4. d4+
      5. 75.Ke4
      6. Kc4
      7. 76.Ke5 with a winning endgame, for example:
      8. d3
      9. 77.Ke4
      10. d2
      11. 78.Ke3
      12. d1=Q
    14. 73...Ke3
      1. 73...Kc4
      2. 74.Kd2
      1. 73...Ke4
      2. 74.Kd2
        1. 74.Kc3
        2. Ke3
        3. 75.Kb3 with a winning endgame, for example:
        4. d4
        5. 76.Kc4
        6. d3
        7. 77.Kc3
        8. d2
        9. 78.Kc2
        10. Ke2
        11. 79.Kc3
        12. d1=Q
        1. 74.Kb3 with a winning endgame, for example:
        2. Kd3
        3. 75.Kb4
        4. d4
        5. 76.Kc5
        6. Ke3
        7. 77.Kc4
        8. d3
        9. 78.Kc3
        10. d2
        11. 79.Kc2
        12. Ke2
        13. 80.Kc3
        14. d1=Q
      3. 74...Kd4
      4. 75.Kc2
        1. 75.Ke2
        2. Kc3
        3. 76.Ke3
        4. d4+
        5. 77.Ke4
        6. Kc4
        7. 78.Ke5 with a winning endgame, for example:
        8. d3
        9. 79.Ke4
        10. d2
        11. 80.Ke3
        12. d1=Q
    15. 74.Kc3
      1. 74.Kb3 with a winning endgame, for example:
      2. d4
      3. 75.Kc4
      4. d3
      5. 76.Kc3
      6. d2
      7. 77.Kc2
      8. Ke2
      9. 78.Kc3
      10. d1=Q
    16. 74...d4+
      1. 74...Ke4
      2. 75.Kd2
      3. Kd4
      4. 76.Kc2
        1. 76.Ke2
        2. Kc3
        3. 77.Ke3
        4. d4+
        5. 78.Ke4
        6. Kc4
        7. 79.Ke5 with a winning endgame, for example:
        8. d3
        9. 80.Ke4
        10. d2
        11. 81.Ke3
        12. d1=Q
    17. 75.Kc4
    18. d3
      1. 75...Ke4
      2. 76.Kc5 with a winning endgame, for example:
      3. d3
      4. 77.Kb4
      5. d2
      6. 78.Kc3
      7. d1=Q
    19. 76.Kc3
    20. d2
      1. 76...Ke2
      2. 77.Kd4
        1. 77.Kc4
        2. d2
        3. 78.Kd5
        4. d1=Q+
      3. 77...d2
        1. 77...Kd2
        2. 78.Kc4
          1. 78.Ke4
          2. Kc2
          3. 79.Ke3
          4. d2
          5. 80.Ke2
          6. d1=Q+
        3. 78...Ke3
          1. 78...Kc2
          2. 79.Kd4
          3. d2
            1. 79...Kd2
            2. 80.Kc4
          4. 80.Ke3
          5. d1=Q
            1. 80...d1=R
          1. 78...Ke2
          2. 79.Kd4
        4. 79.Kc3
      4. 78.Ke4
        1. 78.Kc4
        2. d1=Q
        1. 78.Kc3
        2. d1=Q
      5. 78...d1=Q
        1. 78...d1=R
    21. 77.Kc2
    22. Ke2
    23. 78.Kc3
    24. d1=Q
      1. 78...d1=R
  134. 67...Kb6
  135. 68.Kg2
  136. Kxa6
  137. 69.Kf2
  138. Kb5
  139. 70.Ke2
  140. Kc4
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