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Problem 429995: Hitam jalan Bertahan dan Menang

Robert Shean - Siegfried Langer
USA op Aspen, 1968
  2. 1.e4
  3. c5
  4. 2.Kc3
  5. Kc6
  6. 3.g3
  7. Kf6
  8. 4.Gg2
  9. g6
  10. 5.d3
  11. Gg7
  12. 6.f4
  13. d6
  14. 7.Kf3
  15. Bb8
  16. 8.O-O
  17. O-O
  18. 9.h3
  19. Mc7
  20. 10.Ge3
  21. b5
  22. 11.a3
  23. a5
  24. 12.Md2
  25. Be8
  26. 13.Ke2
  27. Gd7
  28. 14.g4
  29. Mc8
  30. 15.Bae1
  31. h5
  32. 16.g5
  33. Kh7
  34. 17.b3
  35. Gxh3
  36. 18.Kg3
  37. b4
  38. 19.axb4
  39. axb4
  40. 20.Mf2
  41. Gc3
  42. 21.Be2
  43. Ba8
  44. 22.f5
    1. Jawaban:22.f5
      1. Mengancam:
      2. 23.Gxh3
    3. Gg4 Black is winning because of Black's piece activity and material advantage.
    4. Sekarang jika23.Gh3
    5. Gxh3
  46. 22...Gxg2
  47. 23.Rxg2
  48. Bf8
  49. 24.Bh1
  50. Ke5
  51. 25.Kxe5
  52. Gxe5
  53. 26.Kxh5
  54. gxh5
  55. 27.Mh4
  56. Rg7
  57. 28.Mxh5
  58. Bh8
  59. 29.g6
  60. Kf6
  61. 30.Gh6+
  62. Rg8
  63. 31.gxf7+
1-0
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