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問題 993953: 白 が 終盤を勝つとするために

GM S. Mareco (2591) - FM N. Mayorga (2293)
zt 2.5 Asuncion PAR (9), 2011.05.24
  2. 1.d4
  3. Nf6
  4. 2.c4
  5. e6
  6. 3.Nf3
  7. c5
  8. 4.d5
  9. exd5
  10. 5.cxd5
  11. g6
  12. 6.Nc3
  13. d6
  14. 7.Bf4
  15. a6
  16. 8.a4
  17. Bg7
  18. 9.h3
  19. O-O
  20. 10.e3
  21. Qe7
  22. 11.Be2
  23. Nbd7
  24. 12.O-O
  25. Rb8
  26. 13.Re1
  27. h6
  28. 14.Nd2
  29. Ne5
  30. 15.Bh2
  31. g5
  32. 16.a5
  33. Ne8
  34. 17.Qc2
  35. b5
  36. 18.axb6
  37. Rxb6
  38. 19.Bxe5
  39. Bxe5
  40. 20.Nc4
  41. Rb4
  42. 21.Nxe5
  43. Qxe5
  44. 22.Bxa6
  45. Bxa6
  46. 23.Rxa6
  47. Nc7
  48. 24.Rc6
  49. Nxd5
  50. 25.Rd1
  51. Nxc3
  52. 26.bxc3
  53. Rc4
  54. 27.Rcxd6
  55. Rxc3
  56. 28.Qe2
  57. Kg7
  58. 29.Qa2
  59. Rc1
  60. 30.Rxc1
  61. Qxd6
  62. 31.Qb2+
  63. Kg8
  64. 32.Qc2
  65. Rc8
  66. 33.Qf5
  67. Rc7
  68. 34.h4
  69. Qe6
  70. 35.Rxc5
  71. Qxf5
  72. 36.Rxf5
  73. gxh4
  74. 37.Kh2
  75. Kg7
  76. 38.Rf4
  77. Kg6
  78. 39.Rxh4
  79. Kg5
  80. 40.Rd4
  81. Re7
  82. 41.Kg3
  83. Rb7
  84. 42.Ra4
  85. f6
  86. 43.Ra8
  87. Rb2
  88. 44.Rg8+
  89. Kf5
  90. 45.f3
  91. Rb1
  92. 46.Kh2
  93. h5
  94. 47.Kg3
  95. Rh1
  96. 48.e4+
  97. Ke6
  98. 49.Rh8
  99. Kf7
  100. 50.Kf4
  101. Kg7
  102. 51.Rb8
  103. Ra1
  104. 52.Rd8
  105. Kg6
  106. 53.g3
  107. Ra3
  108. 54.Rd6
  109. Kg7
  110. 55.Rd1
  111. Kg6
  112. 56.Re1
  113. Ra4
  114. 57.Re3
  115. Rb4
  116. 58.Rd3
  117. Ra4
  118. 59.Ke3
  119. Ra1
  120. 60.f4
  121. Rg1
  122. 61.Kf2
  123. Ra1
  124. 62.Rd7
  125. Ra2+
  126. 63.Ke3
  127. Ra3+
  128. 64.Kd4
  129. Rxg3
  130. 65.f5+
  131. Kg5
  132. 66.Rg7+
  133. Kf4
  134. 67.Rxg3
  135. Kxg3
  136. 68.e5
  137. fxe5+
  138. 69.Ke3
  139. h4
    1. 解決策:69...h4
    2. 70.f6
    3. h3
    4. 71.f7
    5. e4
      1. 71...h2
      2. 72.f8=Q
      3. h1=Q
      4. 73.Qg7+
      5. Kh2
      6. 74.Kf2
      7. Qe4 with a winning endgame, for example:
      8. 75.Qh6+
      9. Qh4+
      10. 76.Qxh4#
      1. 71...Kg4
      2. 72.Kf2
      3. h2
      4. 73.Kg2
      5. Kf5
      6. 74.f8=Q+
      7. Ke6 with a winning endgame, for example:
      8. 75.Kxh2
    7. 72.f8=Q
    8. h2 with a winning endgame, for example:
      1. 72...Kg4 with a winning endgame, for example:
      2. 73.Kxe4
      3. h2
      4. 74.Qf4+
      5. Kh3
      6. 75.Qf3+
      7. Kh4
      8. 76.Kf4
      9. h1=Q
      10. 77.Qxh1#
    10. 73.Qg8+
    11. Kh3
    12. 74.Kf4
    13. e3
    14. 75.Kxe3
    15. h1=Q
    16. 76.Qh7+
    17. Kg2
    18. 77.Qg6+
    19. Kf1
    20. 78.Qf5+
    21. Kg2
    22. 79.Qg4+
    23. Kf1
    24. 80.Qe2+
    25. Kg1
    26. 81.Qf2#
  141. 70.f6
  142. h3
  143. 71.f7
  144. h2
  145. 72.f8=Q
  146. h1=Q
  147. 73.Qg7+
  148. Kh3
  149. 74.Qh6+
  150. Kg2
  151. 75.Qg5+
  152. Kf1
  153. 76.Qf5+
  154. Kg2
  155. 77.Qg4+
  156. Kh2
  157. 78.Kf2
1-0
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