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Puzzle 553066: Zwart naar Verdedigen en winnen

Antoni Kozak (2458) - FM Kazybek Nogerbek (2408)
Titled Tue 5th Apr Early chess.com INT (4), 2022.04.05
  2. 1.Nf3
  3. c5
  4. 2.e3
  5. Nf6
  6. 3.c4
  7. g6
  8. 4.Nc3
  9. Bg7
  10. 5.Be2
  11. O-O
  12. 6.O-O
  13. d5
  14. 7.cxd5
  15. Nxd5
  16. 8.Qb3
  17. Nb6
  18. 9.d3
  19. Nc6
  20. 10.Bd2
  21. h6
  22. 11.Rfd1
  23. Be6
  24. 12.Qc2
  25. Nb4
  26. 13.Qb1
  27. Rc8
  28. 14.Be1
  29. N6d5
  30. 15.a3
  31. Nc6
  32. 16.Nxd5
  33. Bxd5
  34. 17.Bc3
  35. e5
  36. 18.b4
  37. cxb4
  38. 19.axb4
  39. b5
  40. 20.Qb2
  41. Qe7
  42. 21.Ra6
  43. f5
  44. 22.d4
  45. e4
  46. 23.Ne5
  47. Nxe5
  48. 24.dxe5
  49. Bf7
  50. 25.Bd4
  51. Rc7
  52. 26.e6
  53. Be8
  54. 27.g3
  55. Rc6
  56. 28.Rda1
  57. Bxd4
  58. 29.Qxd4
  59. Qxe6
  60. 30.Rxa7
  61. Qf6
  62. 31.Qd5+
  63. Bf7
  64. 32.Qxb5
  65. Rc2
  66. 33.Bf1
  67. Qb2
  68. 34.Rxf7
  69. Kxf7
  70. 35.Ra7+
  71. Kf6
  72. 36.Qd7
  73. Kg5
  74. 37.Qd6
  75. Rc1
  76. 38.Qf4+
  77. Kf6
  78. 39.Ra6+
  79. Kg7
  80. 40.Ra7+
  81. Rf7
  82. 41.Rxf7+
  83. Kxf7
  84. 42.Qd6
  85. Qf6
  86. 43.Qd5+
  87. Qe6
  88. 44.Qb5
  89. h5
  90. 45.h4
    1. Oplossing:45.h4
      1. Dreigend:
      2. 46.Kg2
      3. Kg7
      4. 47.Qb8
      5. Qe7
      6. 48.b5
      7. Rc7
      8. 49.Qb6
      9. Kh7
      10. 50.Qa6
      11. Rc2
      12. 51.Qb6
      13. Qd7
      14. 52.Qf6
      15. f4
      16. 53.Qxf4
    3. Qc6
    4. 46.Qxc6
      1. Nu als46.Kg2
      2. Qxb5
    6. 46...Rxc6 Black is winning. White's passed pawn(s) is not enough compensation for Black's material advantage, piece activity and better pawn structure.
  92. 45...Kg7
  93. 46.Kg2
  94. Kh6
  95. 47.Qb8
  96. Qf6
  97. 48.Qe8
  98. Rb1
  99. 49.b5
  100. Qa1
  101. 50.Qf8+
  102. Qg7
  103. 51.Qe8
  104. Qf6
  105. 52.Qd7
  106. Rb2
  107. 53.Qc7
  108. Qg7
  109. 54.Qf4+
  110. Kh7
  111. 55.Qd6
  112. Rc2
  113. 56.b6
  114. Rb2
  115. 57.Qc6
  116. Qf7
  117. 58.Ba6
  118. Qe7
  119. 59.b7
  120. f4
  121. 60.exf4
  122. e3
  123. 61.b8=Q
  124. Rxb8
  125. 62.fxe3
  126. Re8
  127. 63.Qe4
  128. Qxe4+
0-1
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