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Problem 872609: Putih jalan get a winning advantage

M. Castillo Coca (2023) - Yan Vigoa Apecheche (2251)
43rd Capablanca Memorial Open Havana CUB (10), 2008.05.17
  2. 1.e4
  3. c5
  4. 2.Kf3
  5. Kc6
  6. 3.d4
  7. cxd4
  8. 4.Kxd4
  9. e5
  10. 5.Kb5
  11. d6
  12. 6.K1c3
  13. a6
  14. 7.Ka3
  15. b5
  16. 8.Kd5
  17. Kge7
  18. 9.c3
  19. Ge6
  20. 10.Kc2
  21. f5
  22. 11.Ge3
  23. Bb8
  24. 12.f3
  25. fxe4
  26. 13.fxe4
  27. Gf7
  28. 14.Ge2
  29. Kxd5
  30. 15.exd5
  31. Ke7
  32. 16.Kb4
  33. Mc8
  34. 17.O-O
  35. a5
  36. 18.Gg4
  37. Mb7
  38. 19.Bxf7
  39. Rxf7
  40. 20.Mf3+
  41. Re8
    1. Jawaban:20...Re8
    2. 21.Kc6
    3. Kxc6
    4. 22.dxc6 White is winning. White's better king safety, piece activity and passed pawn(s) are not compensated by Black's material advantage.
  43. 21.Kc6
  44. Kg8
  45. 22.Kxb8
  46. Mxb8
  47. 23.Bf1
  48. Kf6
  49. 24.Gh5+
  50. Rd8
  51. 25.Gf7
  52. Mb7
  53. 26.Ge6
  54. h6
  55. 27.Md1
  56. Ge7
  57. 28.a4
  58. Rc7
  59. 29.axb5
  60. Mxb5
  61. 30.c4
  62. Mb4
  63. 31.Md3
  64. e4
  65. 32.Md4
  66. Mc5
  67. 33.Mc3
  68. Mb4
  69. 34.Mxb4
  70. axb4
  71. 35.Ba1
  72. Bb8
  73. 36.Ba6
  74. Rd8
  75. 37.Gb6+
  76. Bxb6
  77. 38.Bxb6
  78. e3
  79. 39.Bxb4
  80. Ke4
  81. 40.Rf1
  82. Gf6
  83. 41.Re2
  84. Gd4
  85. 42.c5
  86. dxc5
  87. 43.Bb7
  88. Re8
  89. 44.Gf7+
  90. Rd8
  91. 45.Ge6
  92. Re8
  93. 46.Gf7+
  94. Rd8
1/2-1/2
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