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Puzzle 631807: Negrul se apară

FM Boris Ofitserian (2395) - FM Vitaly Gurvich (2270)
Aeroflot Open B 2019 Moscow RUS, 2019.02.22
  2. 1.Cf3
  3. Cf6
  4. 2.c4
  5. e6
  6. 3.Cc3
  7. Nb4
  8. 4.Dc2
  9. O-O
  10. 5.a3
  11. Nxc3
  12. 6.Dxc3
  13. a5
  14. 7.b3
  15. d6
  16. 8.Nb2
  17. Cbd7
  18. 9.e3
  19. b6
  20. 10.Ne2
  21. Nb7
  22. 11.O-O
  23. De7
  24. 12.Tfd1
  25. c5
  26. 13.d4
  27. Ce4
  28. 14.De1
  29. f5
  30. 15.b4
  31. Cdf6
  32. 16.Cd2
  33. axb4
  34. 17.axb4
  35. Txa1
  36. 18.Txa1
  37. Ta8
  38. 19.Txa8+
  39. Nxa8
  40. 20.Cxe4
  41. Nxe4
  42. 21.f3
  43. Nb7
  44. 22.Dc3
  45. Rf7
  46. 23.Da3
  47. Nc8
  48. 24.Nc3
  49. Dc7
  50. 25.Da1
  51. cxd4
  52. 26.exd4
  53. Nd7
  54. 27.Ne1
  55. Ne8
  56. 28.Nf2
  57. Cd7
  58. 29.Da8
  59. Re7
  60. 30.Ng3
  61. e5
  62. 31.Nh4+
  63. Cf6
  64. 32.dxe5
  65. dxe5
  66. 33.Nf2
  67. Cd7
  68. 34.Da3
  69. Dd6
  70. 35.c5
  71. bxc5
  72. 36.bxc5
  73. Dc6
  74. 37.Db3
  75. Cf6
  76. 38.h3
  77. h6
  78. 39.Nc4
  79. g5
  80. 40.Db8
  81. Cd7
  82. 41.Db4
  83. Cf8
  84. 42.Db3
  85. Dc7
  86. 43.h4
  87. Nc6
  88. 44.Ng8
  89. Rf6
  90. 45.hxg5+
  91. hxg5
  92. 46.Ne1
  93. Dd7
  94. 47.Nc3
  95. Cg6
  96. 48.Db8
  97. g4
  98. 49.fxg4
  99. fxg4
  100. 50.Db1
  101. Cf4
  102. 51.De1
  103. Df5
  104. 52.Dh4+
  105. Rg7
  106. 53.Nc4
  107. Cg6
  108. 54.Dd8
  109. De4
  110. 55.Dg8+
  111. Rh6
  112. 56.Nd2+
    1. Soluţie:56.Nd2+
    2. Cf4
      1. Nu56...Rh5 din cauza
      2. 57.Dh7#
    4. 57.Dh8+
      1. 57.Df8+
      2. Rg5
      3. 58.Nxf4+
      4. Dxf4
      5. 59.Dg7+
      6. Rh4
      7. 60.Dh8+
      8. Rg5
      9. 61.Dg7+
      10. Rh4
      11. 62.Dh7+
      12. Rg5
      13. 63.Dg7+ Remiză prin repetiție
    6. 57...Rg5
      1. 57...Rg6
      2. 58.Dg8+
      3. Rf6
        1. 58...Rh6
        2. 59.Dh8+
          1. 59.Df8+
          2. Rg5
          3. 60.Nxf4+
          4. Dxf4
          5. 61.Dg7+
          6. Rh4
          7. 62.Dh8+
          8. Rg5
          9. 63.Dg7+
          10. Rh4
          11. 64.Dh7+
          12. Rg5
          13. 65.Dg7+ Remiză prin repetiție
        4. 59...Rg5
          1. 59...Rg6
          2. 60.Dg8+
          3. Rf6
            1. 60...Rh6 Remiză prin repetiție
  114. 56...Cf4
  115. 57.Dh8+
  116. Rg6
  117. 58.Dg8+
  118. Rh6
  119. 59.Df8+
  120. Rg5
  121. 60.De7+
  122. Rg6
  123. 61.Nf7+
  124. Rf5
  125. 62.Ne6+
  126. Rg6
  127. 63.Df7+
  128. Rg5
  129. 64.De7+
  130. Rg6
  131. 65.Df7+
  132. Rg5
  133. 66.Dg7+
  134. Rh5
  135. 67.Nf7+
  136. Rh4
  137. 68.Dh6+
1-0
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