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問題 940372: 白 が 終盤を勝つとするために

Salomon Landau - Roberto Grau
7th olm final Stockholm SWE (12), 1937.08.07
  2. 1.d4
  3. d5
  4. 2.c4
  5. e6
  6. 3.Nc3
  7. Nf6
  8. 4.Nf3
  9. Nbd7
  10. 5.e3
  11. a6
  12. 6.a3
  13. dxc4
  14. 7.Bxc4
  15. b5
  16. 8.Ba2
  17. c5
  18. 9.dxc5
  19. Bxc5
  20. 10.b4
  21. Be7
  22. 11.Bb2
  23. Bb7
  24. 12.O-O
  25. O-O
  26. 13.Qe2
  27. Qb6
  28. 14.Rfd1
  29. Rfd8
  30. 15.Rd4
  31. Bxf3
  32. 16.Qxf3
  33. Ne5
  34. 17.Qe2
  35. Rxd4
  36. 18.exd4
  37. Ng6
  38. 19.g3
  39. Rd8
  40. 20.Rd1
  41. Qb7
  42. 21.Rd3
  43. Bf8
  44. 22.Nb1
  45. Ne7
  46. 23.Nd2
  47. Ned5
  48. 24.Nb3
  49. Qc6
  50. 25.Rd1
  51. Qd7
  52. 26.Rc1
  53. Rc8
  54. 27.Rxc8
  55. Qxc8
  56. 28.Nc5
  57. Qc6
  58. 29.Bb1
  59. g6
  60. 30.Qc2
  61. Bg7
  62. 31.Nd3
  63. Qxc2
  64. 32.Bxc2
  65. Ne4
  66. 33.Nc5
  67. Nd2
  68. 34.Nxa6
  69. Nc4
  70. 35.Bc1
  71. Bxd4
  72. 36.Kf1
  73. Kf8
  74. 37.Bd3
  75. Nd6
  76. 38.Nb8
  77. e5
  78. 39.Nc6
  79. Bc3
  80. 40.f3
  81. Ke8
  82. 41.Ke2
  83. Kd7
  84. 42.Na5
  85. f5
  86. 43.Nb3
  87. Kc6
  88. 44.Nc5
  89. Nc7
  90. 45.Bc2
  91. Nc4
  92. 46.Bb3
  93. Nd5
  94. 47.Ne6
  95. Bb2
  96. 48.Bxb2
  97. Nxb2
  98. 49.Nd8+
  99. Kd6
  100. 50.Nf7+
  101. Ke6
  102. 51.Ng5+
  103. Kd6
  104. 52.Nxh7
  105. Nc4
  106. 53.a4
  107. Nc3+
  108. 54.Ke1
  109. Nxa4
  110. 55.Bxc4
  111. bxc4
  112. 56.Nf8
  113. Kd5
  114. 57.Nxg6
  115. Kd4
  116. 58.Kd2
  117. c3+
  118. 59.Kc2
  119. e4
  120. 60.fxe4
  121. fxe4
  122. 61.Nf4
  123. Kc4
  124. 62.Ne2
  125. Kxb4
  126. 63.h4
  127. Nc5
  128. 64.Nxc3
  129. Kc4
  130. 65.h5
  131. Ne6
  132. 66.Nxe4
  133. Kd4
  134. 67.h6
  135. Nf8
  136. 68.Nf6
  137. Ke3
  138. 69.Kc3
  139. Kf3
  140. 70.Kd4
  141. Kxg3
  142. 71.Ke5
  143. Kh4
  144. 72.Kf5
  145. Nh7
    1. 解決策:72...Nh7
    2. 73.Kg6 中級の手順
      1. この手は...73.Nxh7 のために
      2. Kh5
      3. 74.Ng5
      4. Kxh6
    4. 73...Nf8+
      1. 73...Ng5 with a winning endgame, for example:
      2. 74.Ne4
      3. Nxe4
      4. 75.h7
      5. Kg4
      6. 76.h8=Q
    6. 74.Kf7 白のキングが黒のナイトを攻撃し、どのは今逃げ場がないです。
      1. 74.Kf5
      2. Nh7
      1. 74.Kg7
      2. Ne6+
      3. 75.Kg6
        1. 75.Kf7
        2. Ng5+
        3. 76.Kg6
          1. 76.Kf8
          2. Ne6+
            1. 76...Kh3 with a winning endgame, for example:
            2. 77.Ne4
            3. Nxe4
            4. 78.h7
            5. Kg3
            6. 79.h8=Q
            1. 76...Kg3 with a winning endgame, for example:
            2. 77.Ne4+
            3. Nxe4
            4. 78.h7
            5. Kf4
            6. 79.h8=Q
          4. 77.Kf7
            1. 77.Ke7
            2. Ng5
              1. 77...Nf4 with a winning endgame, for example:
              2. 78.h7
              3. Ng6+
              4. 79.Kf7
              5. Kg5
              6. 80.Kg7
              7. Kf5
              8. 81.Ne4
              9. Nf4
              10. 82.Nd6+
              11. Ke5
              12. 83.h8=Q
            4. 78.Kf8
              1. 78.Ng8
              2. Kg4
                1. 78...Kg3
                2. 79.Kf6
                3. Nh7+ with a winning endgame, for example:
                4. 80.Kg7
                5. Ng5
                6. 81.Nf6
                7. Kf3
                8. 82.Kg6
                9. Kf4
                10. 83.Nd7
                11. Kg4
                12. 84.Ne5+
                13. Kf4
                14. 85.Nf7
                15. Ne6
                16. 86.Kf6
                17. Nf8
                18. 87.Kg7
                19. Ne6+
                20. 88.Kg8
                21. Nd4
                22. 89.h7
                23. Ke4
                24. 90.h8=Q
                1. 78...Kh5
                2. 79.Kf6
                3. Kh4 with a winning endgame, for example:
                4. 80.Kg6
                5. Kg4
                6. 81.Nf6+
                7. Kf4
                8. 82.Nd7
                9. Kg4
                10. 83.Ne5+
                11. Kf4
                12. 84.Nf7
                13. Ne6
                14. 85.Kf6
                15. Nf8
                16. 86.Kg7
                17. Ne6+
                18. 87.Kg8
                19. Nd4
                20. 88.h7
                21. Ke4
                22. 89.h8=Q
              4. 79.Kf6
              5. Kh5
                1. 79...Kf4
                2. 80.Ne7
                3. Nh7+
                4. 81.Kg7
                5. Ng5 with a winning endgame, for example:
                6. 82.Nc6
                7. Ne6+
                8. 83.Kf6
                9. Ng5
                10. 84.Kg6
                11. Ne6
                12. 85.Nd8
                13. Nxd8
                14. 86.h7
                15. Kg4
                16. 87.h8=Q
              7. 80.Kg7
              8. Ne6+
              9. 81.Kf7
                1. 81.Kf6
                2. Ng5
              11. 81...Ng5+
              12. 82.Kf6
                1. 82.Kg7
                2. Ne6+
              14. 82...Kh4 with a winning endgame, for example:
                1. 82...Nh7+
                2. 83.Kf5
                3. Nf8
                4. 84.Kf6
                1. 82...Kg4
                2. 83.Kg6
                3. Kf4 with a winning endgame, for example:
                4. 84.Nf6
                5. Ne6
                6. 85.Nd7
                7. Ng5
                8. 86.Ne5
                9. Ne6
                10. 87.Kf6
                11. Ng5
                12. 88.Nf7
                13. Ne4+
                14. 89.Kg6
                15. Nc3
                16. 90.h7
                17. Ke3
                18. 91.h8=Q
              16. 83.Kg6
              17. Kg4
              18. 84.Nf6+
              19. Kf4
              20. 85.Nd7
              21. Kg4
              22. 86.Ne5+
              23. Kf4
              24. 87.Nf7
              25. Ne6
              26. 88.Kf6
              27. Nf8
              28. 89.Kg7
              29. Ne6+
              30. 90.Kg8
              31. Nd4
              32. 91.h7
              33. Ke4
              34. 92.h8=Q
            6. 78...Ne6+
            1. 77.Ke8
            2. Ng5
              1. 77...Nf4 with a winning endgame, for example:
              2. 78.h7
              3. Ng6
              4. 79.Kf7
              5. Kg5
              6. 80.Kg7
              7. Kf5
              8. 81.Ne4
              9. Nf4
              10. 82.Nd6+
              11. Ke5
              12. 83.h8=Q
              1. 77...Kg5
              2. 78.h7
              3. Kxf6
              4. 79.h8=Q+
            4. 78.Kf8
            5. Ne6+
            1. 77.Kg8
            2. Ng5
            3. 78.Kf8
              1. 78.Kg7
              2. Kg3 with a winning endgame, for example:
              3. 79.Ne4+
              4. Nxe4
              5. 80.h7
              6. Kg4
              7. 81.h8=Q
            5. 78...Ne6+
          6. 77...Ng5+
          1. 76.Kg7
          2. Kg3 with a winning endgame, for example:
          3. 77.Ne4+
          4. Nxe4
          5. 78.h7
          6. Kg4
          7. 79.h8=Q
          1. 76.Kg8
          2. Kg3 with a winning endgame, for example:
            1. 76...Kh3 with a winning endgame, for example:
            2. 77.Kg7
            3. Kg3
            4. 78.Ne4+
            5. Nxe4
            6. 79.h7
            7. Kg4
            8. 80.h8=Q
          4. 77.Kg7
          5. Kf3
          6. 78.Kg6
          7. Kf4
          8. 79.Nd7
          9. Kg4
          10. 80.Ne5+
          11. Kf4
          12. 81.Nf7
          13. Ne6
          14. 82.Kf6
          15. Nf8
          16. 83.Kg7
          17. Ne6+
          18. 84.Kg8
          19. Nd4
          20. 85.h7
          21. Ke4
          22. 86.h8=Q
        5. 76...Ne6 with a winning endgame, for example:
          1. 76...Nf3 with a winning endgame, for example:
          2. 77.h7
          3. Ne5+
          4. 78.Kg7
          5. Kg3
          6. 79.h8=Q
        7. 77.Ne4
        8. Nf8+
        9. 78.Kg7
        10. Ne6+
        11. 79.Kf7
        12. Nd8+
        13. 80.Kf6
        14. Kg4
        15. 81.h7
        16. Kf4
        17. 82.h8=Q
        1. 75.Kg8
        2. Ng5
      5. 75...Nf8+
    8. 74...Kg5
      1. 74...Nh7
      2. 75.Nxh7
      3. Kh5
      4. 76.Kg7
    10. 75.Ng4
      1. 75.Ng8
      2. Nh7
      3. 76.Kg7 白のキングが黒のナイトを攻撃し、どのは今逃げ場がないです。
      4. Nf8
      5. 77.Kxf8
      6. Kg6
      7. 78.Ke7
        1. 78.Ke8
        2. Kh7
        3. 79.Kf7
          1. 79.Kf8
          2. Kg6
        5. 79...Kh8
        6. 80.Ne7
          1. 80.Kf8
          2. Kh7
          3. 81.Kf7
          4. Kh8
        8. 80...Kh7
        9. 81.Nf5
          1. 81.Ng8
          2. Kh8
      9. 78...Kh7
      10. 79.Kf7
        1. 79.Kf8
        2. Kg6
      12. 79...Kh8
      13. 80.Ne7
        1. 80.Kf8
        2. Kh7
        3. 81.Kf7
        4. Kh8
      15. 80...Kh7
      16. 81.Nf5
        1. 81.Ng8
        2. Kh8
    12. 75...Nh7
      1. 75...Ng6
      2. 76.h7
      3. Nh8+
      4. 77.Kg7
      5. Ng6 with a winning endgame, for example:
      6. 78.Nh6
      7. Kh5
      8. 79.Nf7
      9. Nf4
      10. 80.h8=Q+
      1. 75...Ne6
      2. 76.h7
      3. Nf4 with a winning endgame, for example:
      4. 77.Ne5
      5. Kf5
      6. 78.h8=Q
      1. 75...Kxg4
      2. 76.Kxf8
      3. Kg5
      4. 77.h7
      5. Kg6
      6. 78.h8=Q
    14. 76.Kg7 白のキングが黒のナイトを攻撃し、どのは今逃げ場がないです。
    15. Kxg4
      1. 76...Kf4
      2. 77.Kxh7
      3. Kxg4 with a winning endgame, for example:
      4. 78.Kg7
      5. Kf5
      6. 79.h7
      7. Kg5
      8. 80.h8=Q
      1. 76...Nf8
      2. 77.Kxf8
    17. 77.Kxh7
    18. Kg5
      1. 77...Kh5
      2. 78.Kg7
      3. Kg5
      4. 79.h7
      5. Kh5
      6. 80.h8=Q+
      1. 77...Kf5
      2. 78.Kg7
      3. Kg5
      4. 79.h7
      5. Kh5
      6. 80.h8=Q+
    20. 78.Kg7
    21. Kh5
    22. 79.h7
      1. 79.Kh7
      2. Kg5
    24. 79...Kg5
    25. 80.h8=Q
      1. 80.h8=R
  147. 73.Kg6
  148. Ng5
  149. 74.Ne4
  150. Ne6
  151. 75.Kf7
1-0
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