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Subject: Re: Crafty analysis question

Author: Robert Hyatt

Date: 14:34:50 03/16/01

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On March 16, 2001 at 16:36:45, Michael Fuhrmann wrote:

>[D] 8/8/1pk1prp1/p6p/2PP1P1P/4P3/3K4/6R1 b - - 0 42
>
>Crafty reached this position as black vs. little goliath in a game (pondering
>off). After about 8 seconds thinking on my 350 MHz box, crafty played b5. This
>had the effect of losing the a pawn a few moves later, and the game was quickly
>lost after that. Crafty may be lost anyway, but b5 doesn't help.
>
>Later, I let crafty analyze the position. It liked b5 for about 4 seconds, then
>switched to Kc7. So my question is, why did Crafty stick with b5 for 8 seconds
>in the game, but realized in half that time during analysis that the move was
>inferior?


Don't forget "position learning".  Delete position.bin and try it again
to see if it takes longer to see the problem...




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