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Puzzle 1009954: Les blancs défendent et gagnent

GM Christopher Woojin Yoo (2607) - GM A. Pichot (2647)
Titled Tue 30th Jul Late chess.com INT (9), 2024.07.30
  2. 1.d4
  3. Cf6
  4. 2.Cf3
  5. g6
  6. 3.c4
  7. Fg7
  8. 4.Cc3
  9. O-O
  10. 5.e4
  11. d6
  12. 6.Fe2
  13. e5
  14. 7.Fe3
  15. Cg4
  16. 8.Fg5
  17. f6
  18. 9.Fd2
  19. Cc6
  20. 10.d5
  21. Ce7
  22. 11.h3
  23. Ch6
  24. 12.O-O
  25. Cf7
  26. 13.b4
  27. f5
  28. 14.a4
  29. f4
  30. 15.c5
  31. g5
  32. 16.Tc1
  33. Cg6
  34. 17.Ch2
  35. a6
  36. 18.Db3
  37. Ch4
  38. 19.a5
  39. Ch6
  40. 20.Ca4
  41. Fd7
  42. 21.c6
  43. Fe8
  44. 22.cxb7
  45. Ta7
  46. 23.Tc6
  47. Txb7
  48. 24.Txa6
  49. f3
  50. 25.Cxf3
  51. Cxf3+
  52. 26.Fxf3
  53. Fb5
    1. Solution:26...Fb5
      1. Menace:
      2. 27...Fxa6
    3. 27.Tc6
    4. Fxf1
      1. Maintenant si27...Fa6
      2. 28.Txa6
    6. 28.Rxf1 White is winning. White's passed pawn(s), better pawn structure and space advantage are not compensated by Black's material advantage and piece activity.
  55. 27.Tc6
  56. Fxf1
  57. 28.Rxf1
  58. g4
  59. 29.hxg4
  60. Dh4
  61. 30.a6
  62. Cxg4
  63. 31.Fe1
  64. Ch2+
  65. 32.Re2
  66. Cxf3
  67. 33.gxf3
  68. Ta7
  69. 34.b5
  70. h5
  71. 35.Fa5
  72. Tf7
  73. 36.Fxc7
  74. Taxc7
  75. 37.b6
  76. Tce7
  77. 38.b7
  78. Dh1
  79. 39.b8=Q+
  80. Rh7
  81. 40.Dxd6
1-0
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