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Oppgave 1007102: Sort å vinn

IM Saidakbar Saydaliev (2453) - IM Marco Materia (2453)
Titled Tue 30th Jul Early chess.com INT (9), 2024.07.30
  2. 1.e4
  3. d6
  4. 2.d4
  5. g6
  6. 3.Sc3
  7. Lg7
  8. 4.Le3
  9. a6
  10. 5.a4
  11. Sc6
  12. 6.Dd2
  13. e5
  14. 7.Sf3
  15. exd4
  16. 8.Sxd4
  17. Ld7
  18. 9.O-O-O
  19. Sf6
  20. 10.f3
  21. O-O
  22. 11.g4
  23. b5
  24. 12.Sxc6
  25. Lxc6
  26. 13.a5
  27. Sd7
  28. 14.Ld4
  29. Se5
  30. 15.Le2
  31. b4
  32. 16.Sd5
  33. Lxd5
  34. 17.exd5
  35. c5
  36. 18.dxc6
  37. Dxa5
  38. 19.Kb1
  39. Tac8
  40. 20.f4
  41. Sxc6
  42. 21.Lxg7
  43. Kxg7
  44. 22.Lc4
  45. Tfd8
  46. 23.The1
  47. d5
  48. 24.Lxd5
  49. b3
  50. 25.Dxa5
  51. bxc2+
  52. 26.Kxc2
  53. Sxa5+
  54. 27.Kb1
  55. Tc7
  56. 28.La2
  57. Tb8
  58. 29.Td6
  59. Sc4
  60. 30.Lxc4
  61. Txc4
  62. 31.Tf1
  63. a5
  64. 32.Tf2
  65. Tb7
  66. 33.Ka2
  67. a4
  68. 34.h4
  69. Tbb4
  70. 35.f5
  71. Txg4
  72. 36.f6+
  73. Kh6
  74. 37.Td7
  75. Tbf4
  76. 38.Txf4
  77. Txf4
  78. 39.Txf7
  79. Txh4
  80. 40.Ta7
  81. Tf4
  82. 41.f7
  83. g5
  84. 42.Ka3
  85. Kg6
  86. 43.Txa4
  87. Txa4+
  88. 44.Kxa4
  89. Kxf7
  90. 45.b4
  91. g4
  92. 46.b5
  93. g3
  94. 47.b6
    1. Løsning:47.b6
    2. g2
    3. 48.b7
      1. 48.Kb3 with a winning endgame, for example:
      2. g1=Q
      1. 48.Kb5 with a winning endgame, for example:
      2. g1=Q
    5. 48...g1=Q
      1. 48...g1=R
      2. 49.b8=Q
      3. Ta1+
      4. 50.Kb3
        1. 50.Kb4
        2. Tb1+
        3. 51.Kc3
        4. Txb8
        1. 50.Kb5
        2. Tb1+
        3. 51.Kc5
        4. Txb8
      6. 50...Tb1+ Den svarte tårnet spidder Hvit sin konge og dronning.
      7. 51.Kc2
        1. 51.Ka2
        2. Txb8
        1. 51.Ka3
        2. Txb8
        1. 51.Ka4
        2. Txb8
        1. 51.Kc3
        2. Txb8
        1. 51.Kc4
        2. Txb8
      9. 51...Txb8
    7. 49.b8=Q
    8. Da1+
      1. 49...Dd1+
      2. 50.Ka3
        1. 50.Ka5
        2. Da1+
        3. 51.Kb6
        4. Db1+
        1. 50.Kb4
        2. Db1+
        3. 51.Kc4
        4. Dxb8
        1. 50.Kb5
        2. Db1+
        3. 51.Kc4
        4. Dxb8
        1. 50.Db3+
        2. Dxb3+
        3. 51.Kxb3
        4. h5
      4. 50...Da1+
      5. 51.Kb3
        1. 51.Kb4
        2. Db1+
        3. 52.Kc4
        4. Dxb8
      7. 51...Db1+ Den svarte dronningen spidder Hvit sin konge og dronning.
      8. 52.Kc4
        1. 52.Ka3
        2. Dxb8
        1. 52.Ka4
        2. Dxb8
        1. 52.Kc3
        2. Dxb8
      10. 52...Dxb8
    10. 50.Kb3
      1. 50.Kb4
      2. Db1+
      3. 51.Kc4
      4. Dxb8
      1. 50.Kb5
      2. Db1+
      3. 51.Kc4
      4. Dxb8
    12. 50...Db1+ Den svarte dronningen spidder Hvit sin konge og dronning.
    13. 51.Kc4
      1. 51.Ka3
      2. Dxb8
      1. 51.Ka4
      2. Dxb8
      1. 51.Kc3
      2. Dxb8
    15. 51...Dxb8
  96. 47...g2
  97. 48.b7
  98. g1=Q
  99. 49.b8=Q
  100. Da1+
0-1

This puzzle is part of the following Puzzle Academy skills:
  • Skewer (5 moves)
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