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Puzzle 894759: Wit naar Verdedigen en winnen

CM Andrei Skvortsov (2252) - CM Emanuel Vaglio Mattey (2155)
Titled Tue 21st Feb Late chess.com INT (4), 2023.02.21
  2. 1.e4
  3. c6
  4. 2.e5
  5. d5
  6. 3.exd6
  7. exd6
  8. 4.d4
  9. Nf6
  10. 5.Nf3
  11. d5
  12. 6.Bd3
  13. Bd6
  14. 7.Qe2+
  15. Be6
  16. 8.Ng5
  17. O-O
  18. 9.Nxe6
  19. fxe6
  20. 10.Qxe6+
  21. Kh8
  22. 11.O-O
  23. Qc7
  24. 12.Qh3
  25. Nbd7
  26. 13.Nc3
  27. Qb6
  28. 14.Qh4
  29. Rae8
  30. 15.Bg5
  31. Qxb2
  32. 16.Bd2
  33. Qb6
  34. 17.a4
  35. Qc7
  36. 18.a5
  37. a6
  38. 19.f3
  39. c5
  40. 20.dxc5
  41. Qxc5+
  42. 21.Kh1
  43. Be5
  44. 22.Na4
  45. Qc6
  46. 23.Rab1
  47. d4
  48. 24.Nb2
  49. Bc7
  50. 25.Nd1
  51. Ne5
  52. 26.Nf2
  53. Qd5
  54. 27.Ne4
  55. Nxd3
  56. 28.cxd3
  57. Bxa5
  58. 29.Bxa5
  59. Nxe4
  60. 30.Bb4
  61. Nc5
  62. 31.Bxc5
  63. Qxc5
  64. 32.Rxb7
  65. Qc2
  66. 33.Qxd4
  67. Rg8
  68. 34.h4
  69. Qe2
  70. 35.Rg1
  71. Qd2
  72. 36.Qc4
  73. Re1
  74. 37.Rxe1
  75. Qxe1+
  76. 38.Kh2
  77. Qe5+
  78. 39.Kh3
  79. Qe1
  80. 40.Qe4
  81. Qh1+
  82. 41.Kg3
  83. Qa1
  84. 42.Re7
  85. Qf6
  86. 43.Re6
  87. Qf8
  88. 44.Rxa6
  89. Qb8+
  90. 45.Qf4
  91. Qc8
  92. 46.Rd6
  93. Qe8
  94. 47.Qe4
  95. Qb8
    1. Oplossing:47...Qb8
      1. Dreigend:
      2. 48...Rd8
        1. 48...Qxd6+
      4. 49.f4
      5. Qxd6
    3. 48.Qe7
    4. Re8
      1. Nu als48...Qxd6+
      2. 49.Qxd6
      1. Nu als48...Rd8
      2. 49.Qxd8+
    6. 49.Qd7
  97. 48.Qf4
  98. Rf8
  99. 49.Qe5
  100. Re8
  101. 50.Qf4
  102. Rf8
  103. 51.Qe5
  104. Re8
  105. 52.Qf4
  106. Rf8
1/2-1/2
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