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Puzzle 197754: Negrul câștigă finalul

Zachary Haskin (1945) - IM Emil Stefanov (2350)
US Collegiate Rapid 2020 lichess.org INT, 2020.09.26
  2. 1.e4
  3. c6
  4. 2.d4
  5. d5
  6. 3.Cc3
  7. dxe4
  8. 4.Cxe4
  9. Cf6
  10. 5.Cxf6+
  11. exf6
  12. 6.Cf3
  13. Nd6
  14. 7.Nd3
  15. O-O
  16. 8.O-O
  17. Te8
  18. 9.h3
  19. Cd7
  20. 10.Ne3
  21. Cf8
  22. 11.c3
  23. Ne6
  24. 12.Dd2
  25. Cg6
  26. 13.Tfe1
  27. Dd7
  28. 14.Nf1
  29. Tad8
  30. 15.b3
  31. Nd5
  32. 16.Ne2
  33. a5
  34. 17.Ch2
  35. f5
  36. 18.Dc2
  37. Nxh2+
  38. 19.Rxh2
  39. f4
  40. 20.Nd2
  41. f3
  42. 21.Nxf3
  43. Nxf3
  44. 22.gxf3
  45. Dd6+
  46. 23.f4
  47. Cxf4
  48. 24.Nxf4
  49. Dxf4+
  50. 25.Rg2
  51. h5
  52. 26.Dd3
  53. h4
  54. 27.Te3
  55. Dg5+
  56. 28.Rh2
  57. Txe3
  58. 29.Dxe3
  59. Dxe3
  60. 30.fxe3
  61. Te8
  62. 31.Te1
  63. f5
  64. 32.Rg2
  65. Rf7
  66. 33.Rf3
  67. g5
  68. 34.e4
  69. fxe4+
  70. 35.Txe4
  71. Tf8
  72. 36.Rg4
  73. Rg6
  74. 37.Te6+
  75. Tf6
  76. 38.Txf6+
  77. Rxf6
  78. 39.Rf3
  79. Rf5
  80. 40.a3
  81. b5
  82. 41.c4
  83. bxc4
  84. 42.bxc4
  85. a4
  86. 43.d5
  87. cxd5
  88. 44.cxd5
  89. Re5
  90. 45.Rg4
    1. Soluţie:45.Rg4
    2. Rxd5
    3. 46.Rxg5
      1. 46.Rf5
      2. Rc4
      3. 47.Re4
      4. Rb3
      5. 48.Rf5
      6. Rxa3
      7. 49.Rxg5 with a winning endgame, for example:
      8. Rb4
      9. 50.Rxh4
      10. a3
      11. 51.Rg4
      12. a2
      13. 52.h4
      14. a1=Q
      1. 46.Rf3
      2. Rc4
      3. 47.Rg4
      4. Rb3
      5. 48.Rxg5 with a winning endgame, for example:
      6. Rxa3
      7. 49.Rxh4
      8. Rb3
      9. 50.Rg3
      10. a3
      11. 51.h4
      12. a2
      13. 52.h5
      14. a1=Q
    5. 46...Rc4
    6. 47.Rxh4
      1. 47.Rg4
      2. Rb3
      3. 48.Rf3
      4. Rxa3
      5. 49.Rg4 with a winning endgame, for example:
      6. Rb3
      7. 50.Rxh4
      8. a3
      9. 51.Rg5
      10. a2
      11. 52.Rf4
      12. a1=Q
      1. 47.Rf4 with a winning endgame, for example:
      2. Rb3
      3. 48.Rg5
      4. Rxa3
      5. 49.Rxh4
      6. Rb3
      7. 50.Rg3
      8. a3
      9. 51.h4
      10. a2
      11. 52.h5
      12. a1=Q
    8. 47...Rb3
    9. 48.Rg5
      1. 48.Rh5
      2. Rxa3
      3. 49.h4 with a winning endgame, for example:
      4. Rb4
      5. 50.Rg6
      6. a3
      7. 51.h5
      8. a2
      9. 52.h6
      10. a1=Q
      11. 53.Rh7
      12. Df6
      13. 54.Rg8
      14. Dxh6
      1. 48.Rg4
      2. Rxa3
      3. 49.h4
      4. Rb3
      5. 50.h5
      6. a3
      7. 51.h6
      8. a2
      9. 52.Rf5 with a winning endgame, for example:
      10. a1=Q
      11. 53.Rg5
      12. Rc4
      13. 54.h7
      14. Dg7+
      15. 55.Rf5
      16. Dxh7+
    11. 48...Rxa3
    12. 49.h4
      1. 49.Rf6 with a winning endgame, for example:
      2. Rb3
      3. 50.h4
      4. a3
      5. 51.h5
      6. a2
      7. 52.h6
      8. a1=Q+
      9. 53.Rf7
      10. Dh8
    14. 49...Rb4
      1. 49...Rb3
      2. 50.h5
        1. 50.Rf6 with a winning endgame, for example:
        2. a3
        3. 51.h5
        4. a2
        5. 52.h6
        6. a1=Q+
        7. 53.Rf7
        8. Dh8
      4. 50...a3
      5. 51.h6
        1. 51.Rf6 with a winning endgame, for example:
        2. a2
        3. 52.h6
        4. a1=Q+
        5. 53.Rf7
        6. Dh8
      7. 51...a2
      8. 52.Rf5 with a winning endgame, for example:
        1. 52.h7
        2. a1=Q
        3. 53.Rf4 with a winning endgame, for example:
        4. Dh1
        5. 54.h8=Q
        6. Dxh8
        1. 52.Rf6 with a winning endgame, for example:
        2. a1=Q+
        3. 53.Rf7
        4. Dh8
        1. 52.Rg6 with a winning endgame, for example:
        2. a1=Q
        3. 53.Rh7
        4. Df6
        5. 54.Rg8
        6. Dxh6
      10. 52...a1=Q
      11. 53.Rg5
      12. Rc4
      13. 54.h7
      14. Dg7+
      15. 55.Rf5
      16. Dxh7+
    16. 50.h5
      1. 50.Rf6 with a winning endgame, for example:
      2. a3
      3. 51.h5
      4. a2
      5. 52.h6
      6. a1=Q+
      7. 53.Rg6
      8. Dh8
    18. 50...a3
    19. 51.h6
      1. 51.Rf6 with a winning endgame, for example:
      2. a2
      3. 52.h6
      4. a1=Q+
      5. 53.Rg6
      6. Dh8
      1. 51.Rg6 with a winning endgame, for example:
      2. a2
      3. 52.h6
      4. a1=Q
      5. 53.Rh7
      6. Df6
      7. 54.Rg8
      8. Dxh6
    21. 51...a2
    22. 52.Rg6 with a winning endgame, for example:
      1. 52.h7
      2. a1=Q
      3. 53.Rg6 with a winning endgame, for example:
      4. Dh8
      1. 52.Rf6 with a winning endgame, for example:
      2. a1=Q+
      3. 53.Rg6
      4. Dh8
    24. 52...a1=Q
    25. 53.Rh7
    26. Df6
    27. 54.Rg8
    28. Dxh6
  92. 45...Rxd5
  93. 46.Rxg5
  94. Rc4
  95. 47.Rxh4
  96. Rb3
  97. 48.Rg4
  98. Rxa3
  99. 49.h4
  100. Rb3
  101. 50.h5
  102. a3
  103. 51.h6
  104. a2
  105. 52.h7
  106. a1=Q
  107. 53.h8=Q
  108. Dxh8
0-1
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