ChessPuzzle.net

Puzzle 819414: Bianco a vincere il finale

FM Alexander Suvorov (2353) - FM Nikolay Maevsky (2337)
Titled Tuesday 23rd Feb chess.com INT (11), 2021.02.23
  2. 1.d4
  3. d5
  4. 2.c4
  5. c6
  6. 3.Cc3
  7. Cf6
  8. 4.e3
  9. a6
  10. 5.Cf3
  11. Ag4
  12. 6.Db3
  13. Ta7
  14. 7.Ce5
  15. Ae6
  16. 8.cxd5
  17. Cxd5
  18. 9.Cxd5
  19. Axd5
  20. 10.Ac4
  21. e6
  22. 11.O-O
  23. Cd7
  24. 12.Cxd7
  25. Dxd7
  26. 13.Ad2
  27. Ad6
  28. 14.Axd5
  29. exd5
  30. 15.Ab4
  31. Ae7
  32. 16.Da3
  33. Axb4
  34. 17.Dxb4
  35. De7
  36. 18.Dxe7+
  37. Rxe7
  38. 19.Tfc1
  39. Te8
  40. 20.Tab1
  41. Rd6
  42. 21.b4
  43. f5
  44. 22.g3
  45. g5
  46. 23.a4
  47. Taa8
  48. 24.Rg2
  49. f4
  50. 25.exf4
  51. gxf4
  52. 26.b5
  53. axb5
  54. 27.axb5
  55. Te4
  56. 28.bxc6
  57. bxc6
  58. 29.Tb6
  59. Tc8
  60. 30.Td1
  61. h5
  62. 31.Tb7
  63. fxg3
  64. 32.hxg3
  65. h4
  66. 33.Tg7
  67. hxg3
  68. 34.Rxg3
  69. Tf8
  70. 35.Tg6+
  71. Rd7
  72. 36.Ta1
  73. Te6
  74. 37.Tg7+
  75. Rd6
  76. 38.Taa7
  77. Td8
  78. 39.f4
  79. Te4
  80. 40.Tg6+
  81. Te6
  82. 41.f5
  83. Txg6+
  84. 42.fxg6
  85. Tg8
  86. 43.g7
  87. Re6
  88. 44.Rf4
  89. Rf6
  90. 45.Tc7
  91. Txg7
  92. 46.Txc6+
  93. Rf7
  94. 47.Tc7+
  95. Rf8
  96. 48.Txg7
  97. Rxg7
  98. 49.Re5
  99. Rf7
    1. Soluzione:49...Rf7
    2. 50.Rxd5
    3. Re7
      1. 50...Rf6 with a winning endgame, for example:
      2. 51.Rd6
      3. Rf5
      4. 52.d5
      5. Rf6
      6. 53.Rc6
      7. Re5
      8. 54.d6
      9. Re6
      10. 55.d7
      11. Re7
      12. 56.Rc7
      13. Re6
      14. 57.d8=Q
    5. 51.Rc6
      1. 51.Rc5
      2. Rd7
      3. 52.Rd5
      4. Re7
      1. 51.Re5
      2. Rd7
      3. 52.Rd5
      4. Re7
    7. 51...Re6
    8. 52.d5+
      1. 52.Rc5
      2. Rd7
      3. 53.Rd5
      4. Re7
    10. 52...Re5
    11. 53.d6
      1. 53.Rc5
      2. Re4 with a winning endgame, for example:
      3. 54.d6
      4. Re5
      5. 55.d7
      6. Re6
      7. 56.d8=Q
    13. 53...Re6
    14. 54.d7
      1. 54.Rc7
      2. Rd5
        1. 54...Re5
        2. 55.d7
        3. Rd4
        4. 56.d8=Q+
      4. 55.d7
        1. 55.Rd7
        2. Rc5
          1. 55...Re5
          2. 56.Re7
          3. Rd5
          4. 57.d7
          5. Rc6
          6. 58.d8=Q
        4. 56.Re6
          1. 56.Rc7
          2. Rd5
          1. 56.Re7
          2. Rc6
            1. 56...Rd5
            2. 57.d7
            3. Rc6
            4. 58.d8=Q
          4. 57.d7
            1. 57.Re6
            2. Rc5
            3. 58.d7
              1. 58.Rd7
              2. Rd5
              3. 59.Re7
                1. 59.Rc7
                2. Re6
                  1. 59...Rc5
                  2. 60.d7
                  3. Rd5
                  4. 61.d8=Q+
                4. 60.d7
                  1. 60.Rc6
                  2. Re5 with a winning endgame, for example:
                  3. 61.d7
                  4. Re6
                  5. 62.d8=Q
                6. 60...Re7
                7. 61.d8=Q+
                  1. 61.d8=R
              5. 59...Rc6
              1. 58.Re5
              2. Rc6
              3. 59.Re6
              4. Rc5
                1. 59...Rb7 with a winning endgame, for example:
                2. 60.d7
                3. Rc7
                4. 61.Re7
                5. Rc6
                6. 62.d8=Q
                1. 59...Rb6 with a winning endgame, for example:
                2. 60.d7
                3. Rc7
                4. 61.Re7
                5. Rc6
                6. 62.d8=Q
              1. 58.Re7
              2. Rc6
            5. 58...Rc6
              1. 58...Rb6
              2. 59.d8=Q+
            7. 59.d8=Q
              1. 59.d8=R
          6. 57...Rc7
          7. 58.d8=Q+
            1. 58.d8=R
        6. 56...Rc6
        7. 57.d7
          1. 57.Re7
          2. Rd5
            1. 57...Rc5
            2. 58.d7
            3. Rd5
            4. 59.d8=Q+
          4. 58.d7
            1. 58.Rd7
            2. Rc5
          6. 58...Rc6
            1. 58...Re5
            2. 59.d8=Q
          8. 59.d8=Q
            1. 59.d8=R
        9. 57...Rc7
        10. 58.Re7
        11. Rc6
        12. 59.d8=Q
          1. 59.d8=R
      6. 55...Re6
        1. 55...Rc5
        2. 56.d8=Q
      8. 56.d8=Q
        1. 56.d8=R
    16. 54...Re7
    17. 55.Rc7
    18. Re6
    19. 56.d8=Q
      1. 56.d8=R
  101. 50.Rxd5
  102. Re7
  103. 51.Rc6
  104. Rd8
  105. 52.Rd6
  106. Rc8
  107. 53.d5
  108. Rd8
  109. 54.Re6
  110. Re8
  111. 55.d6
  112. Rd8
  113. 56.d7
  114. Rc7
  115. 57.Re7
  116. Rb7
  117. 58.d8=Q
  118. Ra6
  119. 59.Db8
  120. Ra5
  121. 60.Rd6
  122. Ra4
  123. 61.Rc5
  124. Ra5
  125. 62.Da8#
1-0
Avanti ? Aiuto