Author: Ulrich Tuerke
Date: 05:35:13 10/19/00
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On October 19, 2000 at 03:12:43, Rafael Andrist wrote: >I'm actually writing a little chess program and want to detect pinned pieces in >the evaluation function because i do calculations, how often a piece is attacked >and "defended". If it's now attacked by 3 and defended by 3, but one of them is >pinned, the search needs 5 or 6 ply to detect the pinned piece. Has someone an >idea how to solve this problem in eval or is it only possible in search? It's possible using a so-called static exchange evaluation. I guess, this is a rather sophisticated algo. I myself have never tried it but as far as I know it's used in crafty. So you could check what Bob is doing there. Uli
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