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Puzzle 121128: Zwart naar winst in het eindspel

Aristide Gromer - Vladimirs Petrovs
4th olm final Prague CSR (16), 1931.07.23
  2. 1.e4
  3. c5
  4. 2.Nf3
  5. Nc6
  6. 3.d4
  7. cxd4
  8. 4.Nxd4
  9. Nf6
  10. 5.Nc3
  11. d6
  12. 6.Nb3
  13. g6
  14. 7.Be2
  15. Bg7
  16. 8.Be3
  17. O-O
  18. 9.O-O
  19. Be6
  20. 10.f4
  21. Na5
  22. 11.Nd4
  23. Bc4
  24. 12.b4
  25. Bxe2
  26. 13.Qxe2
  27. Nc6
  28. 14.b5
  29. Nxe4
  30. 15.bxc6
  31. Nxc3
  32. 16.Qc4
  33. bxc6
  34. 17.Qxc3
  35. c5
  36. 18.Kh1
  37. Rc8
  38. 19.Qd2
  39. cxd4
  40. 20.Bxd4
  41. Bxd4
  42. 21.Qxd4
  43. Rxc2
  44. 22.Qxa7
  45. Qa8
  46. 23.Qg1
  47. Rxa2
  48. 24.Rxa2
  49. Qxa2
  50. 25.Re1
  51. e6
  52. 26.Qd4
  53. d5
  54. 27.h4
  55. Qc4
  56. 28.Qf6
  57. Qc7
  58. 29.g3
  59. Rc8
  60. 30.Kg2
  61. Qc2+
  62. 31.Kh3
  63. Qc3
  64. 32.Re5
  65. Qc7
  66. 33.f5
  67. Qd8
  68. 34.Qxd8+
  69. Rxd8
  70. 35.fxe6
  71. fxe6
  72. 36.Rxe6
  73. Kf7
  74. 37.Re1
  75. Re8
  76. 38.Rd1
  77. Ke6
  78. 39.Kg4
  79. Rf8
  80. 40.h5
  81. gxh5+
  82. 41.Kxh5
  83. Rf2
  84. 42.Kg4
  85. Kd6
  86. 43.Rh1
  87. d4
  88. 44.Rxh7
  89. d3
  90. 45.Rh1
  91. d2
  92. 46.Kg5
  93. Ke5
  94. 47.g4
  95. Ke4
  96. 48.Kg6
  97. Ke3
  98. 49.g5
  99. Re2
  100. 50.Rd1
  101. Re1
  102. 51.Rxd2
  103. Kxd2
  104. 52.Kf7
  105. Rf1+
  106. 53.Kg7
  107. Ke3
  108. 54.g6
    1. Oplossing:54.g6
    2. Ke4
    3. 55.Kh7
      1. 55.Kh6 with a winning endgame, for example:
      2. Kf5
      3. 56.Kh7
      4. Kf6
      5. 57.g7
      6. Rh1+
      7. 58.Kg8
      8. Rg1
      9. 59.Kh8
      10. Kf7
      11. 60.g8=Q+
      12. Rxg8+
    5. 55...Kf5
    6. 56.g7
      1. 56.Kg7 with a winning endgame, for example:
      2. Ra1
      3. 57.Kh7
      4. Kf6
      5. 58.g7
      6. Rh1+
      7. 59.Kg8
      8. Rg1
      9. 60.Kh8
      10. Kf7
      11. 61.g8=Q+
      12. Rxg8+
      1. 56.Kh6 with a winning endgame, for example:
      2. Rg1
      3. 57.g7
      4. Rh1#
    8. 56...Rh1+
    9. 57.Kg8
    10. Kg6
    11. 58.Kf8
    12. Rf1+
    13. 59.Kg8 with a winning endgame, for example:
    14. Rf4
    15. 60.Kh8
    16. Rh4+
    17. 61.Kg8
    18. Rh7
    19. 62.Kf8
    20. Rxg7
  110. 54...Ke4
0-1
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