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問題 125228: 白 が 終盤で引き分けとするために

GM V. Mikhalevski (2578) - GM Av Grigoryan (2568)
St Louis Fall B 2019 Saint Louis USA, 2019.09.16
  2. 1.Nf3
  3. Nf6
  4. 2.g3
  5. g6
  6. 3.d4
  7. c5
  8. 4.c3
  9. b6
  10. 5.Bg2
  11. Bb7
  12. 6.O-O
  13. Bg7
  14. 7.dxc5
  15. bxc5
  16. 8.Qb3
  17. Bd5
  18. 9.Qa3
  19. d6
  20. 10.Re1
  21. Nbd7
  22. 11.Nbd2
  23. O-O
  24. 12.e4
  25. Bc6
  26. 13.Qa6
  27. Qb6
  28. 14.Qe2
  29. Qb7
  30. 15.Nh4
  31. Nb6
  32. 16.f4
  33. Nfd7
  34. 17.Nhf3
  35. e6
  36. 18.h4
  37. e5
  38. 19.fxe5
  39. Nxe5
  40. 20.Nb3
  41. a5
  42. 21.Nxe5
  43. Bxe5
  44. 22.Bf4
  45. Qe7
  46. 23.Bxe5
  47. Qxe5
  48. 24.Kh2
  49. a4
  50. 25.Nc1
  51. c4
  52. 26.Qf2
  53. Nd7
  54. 27.Ne2
  55. Nf6
  56. 28.Qf4
  57. Bxe4
  58. 29.Nd4
  59. Qxf4
  60. 30.gxf4
  61. Bxg2
  62. 31.Kxg2
  63. Nd5
  64. 32.f5
  65. Rfb8
  66. 33.Rab1
  67. Rb6
  68. 34.Kf3
  69. Rab8
  70. 35.Rbd1
  71. Nf6
  72. 36.Re7
  73. d5
  74. 37.Nc2
  75. Rxb2
  76. 38.Nb4
  77. Ra8
  78. 39.fxg6
  79. hxg6
  80. 40.Nxd5
  81. Nxd5
  82. 41.Rxd5
  83. Ra6
  84. 42.h5
  85. Rxa2
  86. 43.hxg6
  87. Rxg6
  88. 44.Ra5
  89. Rf6+
  90. 45.Ke3
  91. Rd6
  92. 46.Rc7
  93. Rd3+
  94. 47.Ke4
  95. Re2+
  96. 48.Kf4
  97. Rxc3
  98. 49.Rxa4
  99. Rec2
  100. 50.Ra8+
  101. Kg7
  102. 51.Rac8
  103. Rc1
  104. 52.Rc5
  105. R3c2
  106. 53.R8c7
  107. c3
  108. 54.Kg3
  109. Rg1+
  110. 55.Kf3
  111. Rf1+
  112. 56.Kg3
  113. Rfc1
  114. 57.R5c6
  115. Rg1+
  116. 58.Kf3
  117. Rh1
  118. 59.Kg3
  119. Rhc1
  120. 60.Rc5
  121. Kg6
  122. 61.R7c6+
  123. f6
  124. 62.Rc7
  125. Kh6
  126. 63.R7c6
  127. Kg7
  128. 64.Rc7+
  129. Kg6
  130. 65.R7c6
  131. Rg1+
  132. 66.Kf3
  133. Rh1
  134. 67.Kg3
  135. Rch2
  136. 68.Rxc3
  137. Kg5
  138. 69.Rc8
  139. Rh3+
  140. 70.Kg2
  141. R1h2+
  142. 71.Kg1
  143. Rh1+
  144. 72.Kg2
  145. R1h2+
  146. 73.Kg1
  147. Rh7
  148. 74.R8c5+
  149. f5
  150. 75.Rf3
  151. Rh1+
  152. 76.Kg2
  153. R1h2+
  154. 77.Kg1
  155. Rh1+
  156. 78.Kg2
  157. R7h2+
  158. 79.Kg3
  159. Rh3+
  160. 80.Kg2
  161. R1h2+
  162. 81.Kg1
  163. Rxf3
  164. 82.Kxh2
  165. Kg4
  166. 83.Kg2
  167. Rg3+
  168. 84.Kf2
  169. Ra3
  170. 85.Rc8
  171. Ra2+
  172. 86.Kf1
  173. Ra3
  174. 87.Kf2
  175. Rf3+
  176. 88.Kg2
  177. Rg3+
  178. 89.Kf2
  179. Rb3
  180. 90.Ra8
  181. Rf3+
  182. 91.Kg2
  183. Rd3
  184. 92.Kf2
  185. Rf3+
  186. 93.Kg2
  187. Rc3
  188. 94.Kf2
  189. Rc2+
  190. 95.Kf1
  191. Rd2
  192. 96.Ra3
  193. Kf4
  194. 97.Rb3
  195. Ke4
  196. 98.Ra3
  197. Rd3
  198. 99.Rxd3
  199. Kxd3
    1. 解決策:99...Kxd3
    2. 100.Kf2
    3. Kd4
      1. 100...Ke4
      2. 101.Ke2
      3. Kf4
      4. 102.Kf2
      5. Kg4
      6. 103.Kg2
      7. Kg5 with a drawn endgame, for example:
      8. 104.Kf3
      9. f4
      10. 105.Ke2
      11. Kg4
      12. 106.Kf2
      13. f3
      14. 107.Kf1
      15. Kf4
      16. 108.Kf2
      17. Ke4
      18. 109.Kf1
      19. Ke3
      20. 110.Ke1
      21. f2+
      22. 111.Kf1
      23. Kf3 stalemate
      1. 100...f4
      2. 101.Kf3
      3. Kd4 with a drawn endgame, for example:
      4. 102.Kxf4
    5. 101.Kf3
    6. Ke5
      1. 101...Kd5 with a drawn endgame, for example:
      2. 102.Kf4
      3. Ke6
      4. 103.Ke3
      5. Ke5
      6. 104.Kf3
      7. f4
      8. 105.Kf2
      9. Ke4
      10. 106.Ke2
      11. f3+
      12. 107.Kf2
      13. Kf4
      14. 108.Kf1
      15. Ke4
      16. 109.Kf2
      17. Kf4
      18. 110.Kf1
      19. Kg4
      20. 111.Kf2
      21. Kf4
      1. 101...f4 with a drawn endgame, for example:
      2. 102.Kxf4
    8. 102.Ke3
    9. Ke6 with a drawn endgame, for example:
      1. 102...f4+ with a drawn endgame, for example:
      2. 103.Kf3
      3. Kf5
      4. 104.Kg2
      5. Ke4
      6. 105.Kf2
      7. f3
      8. 106.Kf1
      9. Ke3
      10. 107.Ke1
      11. f2+
      12. 108.Kf1
      13. Kf3 stalemate
    11. 103.Kf4
    12. Kf6
    13. 104.Kf3
    14. Kg5
    15. 105.Kg3
    16. f4+
    17. 106.Kf3
    18. Kf5
    19. 107.Kg2
    20. Ke4
    21. 108.Kf2
    22. f3
    23. 109.Kf1
    24. Ke3
    25. 110.Ke1
    26. f2+
    27. 111.Kf1
    28. Kf3 stalemate
  201. 100.Kf2
  202. Ke4
  203. 101.Ke2
1/2-1/2

This puzzle is part of the following Puzzle Academy skills:
  • Drawing against pawn on 4th rank
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