Puzzle 422688: Zwart naar Verdedigen en winnen

FM Ettore Stromboli (2308) - Jeffrey Quirke (2108)
Titled Tuesday 19th Oct chess.com INT (4), 2021.10.19
  1. 1.e4
  2. c6
  3. 2.d4
  4. d5
  5. 3.Nc3
  6. dxe4
  7. 4.Nxe4
  8. Bf5
  9. 5.Ng3
  10. Bg6
  11. 6.h4
  12. h6
  13. 7.N1e2
  14. e6
  15. 8.Nf4
  16. Bh7
  17. 9.Be2
  18. Nf6
  19. 10.Ngh5
  20. Nbd7
  21. 11.Bc4
  22. Nxh5
  23. 12.Qxh5
  24. Nf6
  25. 13.Qe2
  26. Bd6
  27. 14.c3
  28. O-O
  29. 15.Be3
  30. Re8
  31. 16.O-O-O
  32. b5
  33. 17.Bd3
  34. Bxd3
  35. 18.Nxd3
  36. Qc7
  37. 19.g4
  38. Nd5
  39. 20.g5
  40. hxg5
  41. 21.hxg5
  42. Kf8
  43. 22.Qf3
  44. Ke7
  45. 23.Rh7
  46. Rg8
  47. 24.Qe4
  48. Kd7
  49. 25.g6
  50. f6
  51. 26.Rdh1
  52. Rae8
  53. 27.Qf3
  54. Re7
  55. 28.R1h3
  56. Kc8
  57. 29.Bd2
  58. Kb7
  59. 30.Qe4
  60. Qd7
  61. 31.Rf3
  62. Qe8
  63. 32.Bf4
  64. f5
  65. 33.Qe2
  66. Bxf4+
  67. 34.Nxf4
  68. Nxf4
  69. 35.Rxf4
  70. Qxg6
  71. 36.Rh5
  72. Qf6
  73. 37.Kc2
  74. g5
  75. 38.Rf3
  76. f4
  77. 39.Rd3
  78. Qf5
  79. 40.Qe5
  80. Qxe5
  81. 41.dxe5
  82. g4
  83. 42.Rd4
  84. g3
  85. 43.fxg3
  86. fxg3
  87. 44.Rh1
  88. g2
  89. 45.Rg1
  90. Reg7
  91. 46.Rd2
  92. Kc7
  93. 47.Rd6
  94. Rf7
  95. 48.Rd2
    1. Oplossing:48.Rd2
      1. Dreigend:
      2. 49.Rgxg2
      3. Rxg2
      4. 50.Rxg2
    2. Rfg7 Black is winning because of Black's passed pawn(s) and material advantage.
    3. Nu als49.Rgxg2
    4. Rxg2
  96. 48...Rf5
  97. 49.Rdxg2
  98. Rxg2+
  99. 50.Rxg2
  100. Rxe5
  101. 51.Rg7+
  102. Kb6
  103. 52.Rg2
  104. Rh5
  105. 53.Re2
  106. e5
  107. 54.Kb3
  108. Kc5
  109. 55.a4
  110. a5
  111. 56.axb5
  112. cxb5
  113. 57.Re4
  114. a4+
  115. 58.Ka3
  116. Kd5
  117. 59.Rb4
  118. Kc5
  119. 60.Re4
  120. Rf5
  121. 61.Ka2
  122. Kd5
  123. 62.Rb4
  124. Kc5
  125. 63.Kb1
  126. Rf2
  127. 64.Kc1
  128. Rg2
  129. 65.Kd1
  130. Rh2
  131. 66.Ke1
  132. Rc2
  133. 67.Kd1
  134. Rh2
  135. 68.Kc1
  136. Rg2
  137. 69.Re4
  138. Rg5
  139. 70.Kd2
  140. Kd5
  141. 71.Rb4
  142. Kc5
  143. 72.Ke3
  144. Kc6
  145. 73.Kf3
  146. Kc5
  147. 74.Rh4
  148. Kd5
  149. 75.Rh8
  150. Kc5
  151. 76.Rb8
  152. Rg1
  153. 77.Rc8+
  154. Kd5
  155. 78.Rb8
  156. Kc4
  157. 79.Ke2
1-0
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