Author: Tony Werten
Date: 06:40:58 05/29/02
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On May 29, 2002 at 09:37:20, Harald Faber wrote: >On May 29, 2002 at 02:34:34, Robin Smith wrote: > >>The position is easily winning for white. But tablebases cause programs to want >>to play 1.Rxf5?? after which there is a tablebase mate in 65 .... except the 50 >>move rule kicks in first and the game ends up a draw. Are there any programs >>that avoid this type of blunder? [D] 5k2/3K4/8/R4b2/1R6/8/3B4/5r2 w - - 0 1 > >Sorry, I don't get the point here. I don't see '??' after 1.Rxf5 when the >exchange leads to #65. And concerning the 50 move rule: There are several >exceptions which allow more than 50 moves to mate. Your example with KRB<->KR is >one of the exceptions IIRC. Not anymore. All the exceptions have been discarded. 50 move rule is as it was before tablebases questioned it. So this checkmate in 65 is a draw. BTW XiniX says Kd6 solves the problem. Tony
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