Author: Tom Likens
Date: 15:58:21 04/23/02
Go up one level in this thread
On April 23, 2002 at 13:11:40, Robert Hyatt wrote: >On April 23, 2002 at 13:00:30, Gian-Carlo Pascutto wrote: > >>On April 23, 2002 at 12:40:09, Robert Hyatt wrote: >> >>>Here is an endgame position posted a week or so: >>> >>>[D]1b6/8/8/7p/6k1/6P1/8/6K1 w - - 0 1 >> >>Truly an 'amazing discovery'. Breaks mine, breaks the Yace I have, >>breaks pretty much most programs with this knowledge I guess... >> >>-- >>GCP > > >The really strange thing is that this is drawn no matter where you put >the black pieces. But the search can force the stalemate way into the >future and break most any search that doesn't handle stalemates in the >q-search... and none of my programs have ever done that so they would >all fail. I even tried Cray Blitz and it had the identical problem... This is why I continue to pursue this most esoteric of hobbies. The fact that such a "simple" position could give a modern engine problems is why computer chess programming has held my attention for *years*!! regards, --tom
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