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Subject: Re: mate in about 130+

Author: chandler yergin

Date: 06:55:51 11/10/04

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On November 10, 2004 at 00:52:23, chandler yergin wrote:

>On November 09, 2004 at 23:13:16, Mike Byrne wrote:
>
>>[d]q4b2/1pk1pPp1/p3P1P1/P1Q2p1p/1p3P2/1p6/3K3P/8 b - - 0 1
>>
>>
>>[Event "Blitz:120'"]
>>[Site "MyTown"]
>>[Date "????.??.??"]
>>[Round "?"]
>>[White "Byrne, Michael"]
>>[Black "Fritz 8"]
>>[Result "1-0"]
>>[SetUp "1"]
>>[FEN "q4b2/1pk1pPp1/p3P1P1/P4p1p/1p3P2/1p6/3K1Q1P/8 w - - 0 1"]
>>[PlyCount "273"]
>>[TimeControl "7200"]
>>
>>1. Qc5+ Kb8 2. Qe5+ Kc8 3. Qd5 Kc7 4. Qd7+ Kb8 5. Qd8+ Ka7 6. Qb6+ Kb8 7. Kc1
>>Kc8 8. Qc5+ Kb8 9. Qe5+ Kc8 10. Qd5 Kc7 11. Qd7+ Kb8 12. Qd8+ Ka7 13. Qb6+ Kb8
>>14. Kb2 Kc8 15. Qc5+ Kb8 16. Qe5+ Kc8 17. Qd5 Kc7 18. Qd7+ Kb8 19. Qd8+ Ka7 20.
>>Qb6+ Kb8 21. Kxb3 Kc8 22. Qc5+ Kb8 23. Qe5+ Kc8 24. Qd5 Kc7 25. Qd7+ Kb8 26.
>>Qd8+ Ka7 27. Qb6+ Kb8 28. Kxb4 Kc8 29. Qc5+ Kb8 30. Qe5+ {[%emt 0:00:00]} Kc8
>>31. Qd5 Kc7 32. Qd7+ Kb8 33. Qd8+ Ka7 34. Qb6+ Kb8 35. Kb3 Kc8 36. Qc5+ Kb8 37.
>>Qe5+ Kc8 38. Qd5 Kc7 39. Qd7+ Kb8 40. Qd8+ Ka7 41. Qb6+ Kb8 42. Kc3 Kc8 43.
>>Qc5+ Kb8 44. Qe5+ Kc8 45. Qd5 Kc7 46. Qd7+ Kb8 47. Qd8+ Ka7 48. Qb6+ Kb8 49.
>>Kd3 Kc8 50. Qc5+ Kb8 51. Qe5+ Kc8 52. Qd5 Kc7 53. Qd7+ Kb8 54. Qd8+ Ka7 55.
>>Qb6+ Kb8 56. Ke2 Kc8 57. Qc5+ Kb8 58. Qe5+ Kc8 59. Qd5 Kc7 60. Qd7+ Kb8 61.
>>Qd8+ Ka7 62. Qb6+ Kb8 63. Kf3 Kc8 64. Qc5+ Kb8 65. Qe5+ Kc8 66. Qd5 Kc7 67.
>>Qd7+ Kb8 68. Qd8+ Ka7 69. Qb6+ Kb8 70. Kg3 Kc8 71. Qc5+ Kb8 72. Qe5+ Kc8 73.
>>Qd5 Kc7 74. Qd7+ Kb8 75. Qd8+ Ka7 76. Qb6+ Kb8 77. Kh4 Kc8 78. Qc5+ Kb8 79.
>>Qe5+ Kc8 80. Qd5 Kc7 81. Qd7+ Kb8 82. Qd8+ Ka7 83. Qb6+ Kb8 84. Kxh5  Kc8 85.
>>Qc5+ Kb8 86. Qe5+ Kc8 87. Qd5 Kc7 88. Qd7+ Kb8 89. Qd8+
>>Ka7 90. Qb6+ Kb8 91. Kg5 Kc8 92. Qc5+ Kb8 93. Qe5+ Kc8 94. Qd5 Kc7 95. Qd7+ Kb8
>>96. Qd8+ Ka7 97. Qb6+ Kb8 98. Kxf5 Kc8 99. Qc5+ Kd8 100. Qd5+ Kc7 101. Qd7+ Kb8
>>102. Qd8+ Ka7 103. Qb6+ Kb8 104. h4 Kc8 105. Qc5+ Kb8 106. Qe5+ Kc8 107. Qd5
>>Kc7 108. Qd7+ Kb8 109. Qd8+ Ka7 110. Qb6+ Kb8 111. Kg4 Kc8 112. Qc5+ Kb8 113.
>>Qe5+ Kc8 114. Qd5 Kc7 115. Qd7+ Kb8 116. Qd8+ Ka7 117. Qb6+ Kb8 118. h5 Kc8
>>119. Qc5+ Kb8 120. Qe5+ Kc8 121. Qd5 Kc7 122. Qd7+ Kb8 123. Qd8+ Ka7 124. Qb6+
>>Kb8 125. f5 Kc8 126. Qc5+ Kb8 127. Qe5+ Kc8 128. Qd5 Kc7 129. Qd7+ Kb8 130.
>>Qd8+ Ka7 131. Qb6+ Kb8 132. h6 gxh6 133. f6 exf6 134. g7 Bxg7 135. e7 f5+ 136.
>>Kxf5 Kc8 137. e8=Q# 1-0
>>
>>
>>Ed collins said mate in 131 - but he might have made a mistake or maybe I did.
>
>No... the Programs say that, Shredder says 150 sometimes..
>It sees a Mate down the line, but not sure in how many so gives the Max.
>As more moves are made, and it finds the correct continuation, it gives
>the right amount.
>Obviously, there are NO forcing lines for 150 moves.
>CY
>BTW if you have a better explanation, please post it.
>;)
>
>>
>>
>>http://www.edcollins.com/chess/mate-in131.htm

Thanks, I wasn't speaking about Composed Problems though.



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