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Puzzle 518495: Bianco a difendere e vincere

Jordi Parayre Soguero (1908) - Clemens Bieg Pagel (1892)
Barcelona Primavera La Lira op 7th Barcelona (3), 2014.04.24
  2. 1.d4
  3. Cf6
  4. 2.Ag5
  5. Ce4
  6. 3.Ah4
  7. c5
  8. 4.f3
  9. g5
  10. 5.fxe4
  11. gxh4
  12. 6.e3
  13. e6
  14. 7.Cf3
  15. Ag7
  16. 8.Cc3
  17. a6
  18. 9.Ae2
  19. Cc6
  20. 10.O-O
  21. O-O
  22. 11.e5
  23. cxd4
  24. 12.exd4
  25. d6
  26. 13.Ad3
  27. dxe5
  28. 14.dxe5
  29. Cxe5
  30. 15.Cxe5
  31. Dd4+
  32. 16.Rh1
  33. Dxe5
  34. 17.Df3
  35. Dg5
  36. 18.Ce4
  37. Dh6
  38. 19.Tad1
  39. Ad7
  40. 20.Cd6
  41. e5
  42. 21.Dxb7
  43. Ae6
  44. 22.Ac4
  45. h3
  46. 23.Axe6
  47. Dxe6
  48. 24.Cf5
  49. e4
  50. 25.Cxg7
  51. Dg4
    1. Soluzione:25...Dg4
      1. Minacciando:
      2. 26...Dxg2#
    3. 26.gxh3
    4. Dxg7
      1. Ora, se26...Dg2+
      2. 27.Rxg2
    6. 27.Tg1 White is winning. White's better king safety, piece activity and material advantage are not compensated by Black's passed pawn(s).
  53. 26.gxh3
  54. Dxg7
  55. 27.Tg1
  56. Tae8
  57. 28.Txg7+
  58. Rxg7
  59. 29.Tg1+
  60. Rh8
  61. 30.Dxa6
  62. e3
  63. 31.Df6#
1-0
Avanti ? Aiuto