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問題 768805: 黒 が 守って勝つとするために

WFM Milena Mihajlovic (2093) - WFM A. Cosman (2186)
TCh-SRB 1st League w 2022 Custica SRB, 2022.10.22
  2. 1.Nf3
  3. c5
  4. 2.g3
  5. g6
  6. 3.Bg2
  7. Bg7
  8. 4.O-O
  9. Nc6
  10. 5.d3
  11. d6
  12. 6.e4
  13. e5
  14. 7.Nc3
  15. Nge7
  16. 8.Bg5
  17. h6
  18. 9.Be3
  19. O-O
  20. 10.Qd2
  21. Kh7
  22. 11.Nh4
  23. Rb8
  24. 12.a4
  25. Be6
  26. 13.f4
  27. exf4
  28. 14.gxf4
  29. f5
  30. 15.Rad1
  31. Nd4
  32. 16.Kh1
  33. Nec6
  34. 17.Qf2
  35. Bf6
  36. 18.Nf3
  37. Nxf3
  38. 19.Bxf3
  39. Nd4
  40. 20.Bg2
  41. Qd7
  42. 21.b3
  43. a6
  44. 22.Nd5
  45. Bxd5
  46. 23.exd5
  47. b5
  48. 24.axb5
  49. axb5
  50. 25.b4
  51. Qe7
  52. 26.Rfe1
  53. Qd8
  54. 27.Rg1
  55. Re8
  56. 28.c3
  57. Bh4
  58. 29.Qa2
  59. Rxe3
  60. 30.cxd4
  61. cxb4
  62. 31.Qb3
  63. Bf2
  64. 32.Rgf1
  65. Qh4
  66. 33.Qc2
    1. 解決策:33.Qc2
      1. 脅威を与える:
      2. 34.Qc7+
        1. 34.Qxf2
      4. 34...Re7
      5. 35.Qxb8
      6. Bg3
      7. 36.h3
    3. Bg3 Black is winning because of Black's better king safety, material advantage, passed pawn(s) and better pawn structure.
    4. さて、もし34.Qc7+
    5. Re7
    6. 35.Qxb8
    7. Qxh2#
  68. 33...Bg3
  69. 34.Bh3
  70. Rbe8
  71. 35.hxg3
  72. Rxg3
  73. 36.Rf2
  74. Rxh3+
  75. 37.Rh2
  76. Re1+
  77. 38.Rxe1
  78. Qxe1+
  79. 39.Kg2
  80. Rg3#
0-1
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