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問題 879480: 白 が 終盤を勝つとするために

Hatice Asli Mustu (1903) - WFM Monika Rozman (2125)
ECTCC Women 2023 Tornelo INT, 2023.01.29
  2. 1.d4
  3. d5
  4. 2.c4
  5. c6
  6. 3.Nf3
  7. Nf6
  8. 4.e3
  9. a6
  10. 5.b3
  11. Bf5
  12. 6.Nbd2
  13. e6
  14. 7.Bb2
  15. Nbd7
  16. 8.Be2
  17. Be7
  18. 9.O-O
  19. O-O
  20. 10.Nh4
  21. Bg6
  22. 11.Nxg6
  23. hxg6
  24. 12.Bd3
  25. a5
  26. 13.e4
  27. dxe4
  28. 14.Nxe4
  29. Nxe4
  30. 15.Bxe4
  31. Nf6
  32. 16.Bf3
  33. a4
  34. 17.Re1
  35. Bb4
  36. 18.Re3
  37. a3
  38. 19.Bc3
  39. Qa5
  40. 20.Re5
  41. Qb6
  42. 21.Qd2
  43. Bxc3
  44. 22.Qxc3
  45. Rfd8
  46. 23.Rd1
  47. Rd7
  48. 24.h3
  49. Rad8
  50. 25.c5
  51. Qa6
  52. 26.Rd2
  53. Qa7
  54. 27.b4
  55. Ne8
  56. 28.Re3
  57. Ra8
  58. 29.Be2
  59. Nc7
  60. 30.Bc4
  61. Nd5
  62. 31.Bxd5
  63. Rxd5
  64. 32.Rdd3
  65. Qb8
  66. 33.Qd2
  67. Qf4
  68. 34.g3
  69. Qf6
  70. 35.Rf3
  71. Qd8
  72. 36.Qf4
  73. Qd7
  74. 37.Qh4
  75. Rd8
  76. 38.Qf4
  77. Rf5
  78. 39.Qc1
  79. Rxf3
  80. 40.Rxf3
  81. Qxd4
  82. 41.Qxa3
  83. Qe4
  84. 42.Qe3
  85. Qb1+
  86. 43.Kg2
  87. Rd1
  88. 44.Rf4
  89. Qxa2
  90. 45.Qf3
  91. Qb1
  92. 46.Rxf7
  93. Rg1+
  94. 47.Kh2
  95. Rh1+
  96. 48.Qxh1
  97. Qxh1+
  98. 49.Kxh1
  99. Kxf7
  100. 50.Kg2
  101. Kf6
  102. 51.Kf3
  103. Ke5
  104. 52.Ke3
  105. Kd5
  106. 53.Kd3
  107. g5
  108. 54.f3
  109. e5
  110. 55.h4
  111. gxh4
  112. 56.gxh4
  113. g6
  114. 57.Ke3
  115. Kc4
  116. 58.Ke4
  117. Kxb4
  118. 59.Kxe5
  119. Kxc5
  120. 60.f4
  121. b5
  122. 61.f5
  123. gxf5
  124. 62.h5
  125. f4
    1. 解決策:62...f4
    2. 63.Kxf4
    3. b4
      1. 63...Kb4 with a winning endgame, for example:
      2. 64.h6
      3. c5
      4. 65.h7
      5. Kc3
      6. 66.h8=Q+
      7. Kd3
      8. 67.Qh5
      9. Kd4
      10. 68.Qd1+
      11. Kc3
      12. 69.Ke4
      13. Kb2
      14. 70.Qh5
      15. c4
      16. 71.Qxb5+
    5. 64.Ke3
    6. b3
      1. 64...Kc4
      2. 65.h6
      3. b3
      4. 66.Kd2
      5. b2
      6. 67.Kc2
      7. b1=Q+
      8. 68.Kxb1
      9. Kb4 with a winning endgame, for example:
      10. 69.h7
      11. Kc5
      12. 70.h8=Q
    8. 65.Kd2
    9. Kb4
    10. 66.Kc1
    11. Kc3
      1. 66...Ka3
      2. 67.Kb1
      3. c5
      4. 68.h6
      5. c4
      6. 69.h7
      7. Kb4
      8. 70.h8=Q
      9. Kc5
      10. 71.Qe5+
      11. Kb6
      12. 72.Kb2
      13. Kb7
      14. 73.Qc5
      15. c3+
      1. 66...c5
      2. 67.h6
      3. Kc4 with a winning endgame, for example:
      4. 68.h7
      5. Kd5
      6. 69.h8=Q
      7. c4
      8. 70.Kd2
      9. Ke6
      10. 71.Kc3
      11. Kd5
      12. 72.Kb4
      13. b2
      14. 73.Qxb2
    13. 67.h6
      1. 67.Kb1
      2. c5
      3. 68.h6
      4. Kd2
        1. 68...c4
        2. 69.h7
        3. Kd4 with a winning endgame, for example:
        4. 70.h8=Q+
        5. Kd3
        6. 71.Kb2
        7. Ke4
        8. 72.Kc3
        9. Kd5
        10. 73.Kb4
        11. b2
        12. 74.Qxb2
        1. 68...Kb4 with a winning endgame, for example:
        2. 69.h7
        3. c4
        4. 70.h8=Q
        5. Kc5
        6. 71.Qe5+
        7. Kb6
        8. 72.Kb2
        9. Kb7
        10. 73.Qc5
        11. c3+
        12. 74.Kxb3
        13. c2
        14. 75.Kxc2
      6. 69.h7
      7. c4
      8. 70.h8=Q
        1. 70.h8=R
        2. c3 with a winning endgame, for example:
        3. 71.Rd8+
        4. Ke3
        5. 72.Kc1
        6. b2+
        7. 73.Kc2
        8. Ke4
        9. 74.Rb8
        10. Kd4
        11. 75.Rb4+
        12. Kd5
        13. 76.Kxc3
        14. b1=Q
        15. 77.Rxb1
      10. 70...Ke3 with a winning endgame, for example:
        1. 70...Kd3 with a winning endgame, for example:
        2. 71.Kb2
        3. Ke4
        4. 72.Kc3
        5. Kd5
        6. 73.Kb4
        7. b2
        8. 74.Qxb2
      12. 71.Qe5+
      13. Kf3
      14. 72.Kb2
      15. Kf2
      16. 73.Qe6
      17. c3+
      18. 74.Kxb3
      19. c2
      20. 75.Kxc2
    15. 67...c5
      1. 67...Kd4 with a winning endgame, for example:
      2. 68.h7
      3. Kc3
      4. 69.h8=Q+
      5. Kd3
      6. 70.Qe5
      7. Kc4
      8. 71.Qd6
      9. Kb5
      10. 72.Kb2
      11. Kc4
      12. 73.Qxc6+
      1. 67...b2+
      2. 68.Kb1
      3. Kb3
      4. 69.h7
      5. Kc3
      6. 70.h8=Q+
      7. Kd3 with a winning endgame, for example:
      8. 71.Kxb2
    17. 68.h7
    18. c4 with a winning endgame, for example:
      1. 68...Kd4 with a winning endgame, for example:
      2. 69.h8=Q+
      3. Ke4
      4. 70.Kb2
      5. c4
      6. 71.Kc3
      7. Kd5
      8. 72.Kb4
      9. b2
      10. 73.Qxb2
      1. 68...Kd3 with a winning endgame, for example:
      2. 69.h8=Q
      3. c4
      4. 70.Qg8
      5. Kd4
      6. 71.Kb2
      7. Kc5
      8. 72.Qd8
      9. Kc6
      10. 73.Kc3
      11. Kc5
      12. 74.Qd7
      13. Kb6
      14. 75.Kxc4
      1. 68...b2+
      2. 69.Kb1
      3. Kb3
      4. 70.h8=R
      5. Ka4
      6. 71.Kxb2
      7. Kb4
    20. 69.h8=Q+
    21. Kd3
    22. 70.Qg8
    23. Kd4
    24. 71.Kb2
    25. Kc5
    26. 72.Qd8
    27. Kc6
    28. 73.Kc3
    29. Kc5
    30. 74.Qd7
    31. Kb6
    32. 75.Kxc4
  127. 63.h6
  128. b4
  129. 64.h7
  130. b3
  131. 65.h8=Q
  132. b2
  133. 66.Qh1
  134. Kb4
  135. 67.Qb1
  136. Kb3
  137. 68.Kxf4
  138. c5
  139. 69.Ke4
  140. c4
  141. 70.Kd4
  142. c3
  143. 71.Kd3
  144. Kb4
  145. 72.Qc2
  146. Ka3
  147. 73.Kxc3
  148. Ka2
  149. 74.Qxb2#
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