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Subject: Re: Ack...I got it...

Author: Robert Hyatt

Date: 14:00:30 06/04/04

Go up one level in this thread


On June 04, 2004 at 12:58:44, Peter Berger wrote:

>On June 04, 2004 at 09:13:38, Robert Hyatt wrote:
>
>>It's a tablebase position at the root.  You really need "noise 0" as the search
>>stops after 4 plies, and that is too quick for it to show any analysis in text
>>mode...
>
>Hmm - I don't really get the argument with the tablebase position here. Crafty
>wasn't setup to use them, and I don't have any six men anyway.

The problem is the "noise setting".  With or without tablebases it sees mate
instantly, within a few dozen nodes.  So it won't display anything, and that is
probably what is going on here.  "noise 0" will solve that completely...


>
>But it is true that setting noise to 0 solves the problem, and it should also
>solve the reported problem using WinBoard.
>
>pondering disabled.
>noise level set to 0.
>
>Crafty v19.13 SE [Standard] (1 cpus)
>SE code disabled
>
>White(1): setboard 8/6P1/8/8/2b5/8/p1k2p2/K7 b - - 0 90
>
>       +---+---+---+---+---+---+---+---+
>    8  |   | . |   | . |   | . |   | . |
>       +---+---+---+---+---+---+---+---+
>    7  | . |   | . |   | . |   |-P-|   |
>       +---+---+---+---+---+---+---+---+
>    6  |   | . |   | . |   | . |   | . |
>       +---+---+---+---+---+---+---+---+
>    5  | . |   | . |   | . |   | . |   |
>       +---+---+---+---+---+---+---+---+
>    4  |   | . |<B>| . |   | . |   | . |
>       +---+---+---+---+---+---+---+---+
>    3  | . |   | . |   | . |   | . |   |
>       +---+---+---+---+---+---+---+---+
>    2  |<P>| . |<K>| . |   |<P>|   | . |
>       +---+---+---+---+---+---+---+---+
>    1  |-K-|   | . |   | . |   | . |   |
>       +---+---+---+---+---+---+---+---+
>         a   b   c   d   e   f   g   h
>
>Black(1): ana
>end-game phase
>              clearing hash tables
>              time surplus   0.00  time limit 22.50 (3:30)
>              depth   time  score   variation (1)
>                1     0.00 -14.76   1. ... Kd3
>                1     0.00  -Mate   1. ... f1=Q#
>                1->   0.00  -Mate   1. ... f1=Q#
>                2     0.00  -Mate   1. ... f1=Q#
>                2->   0.00  -Mate   1. ... f1=Q#
>                3     0.00  -Mate   1. ... f1=Q#
>                3->   0.00  -Mate   1. ... f1=Q#
>                4     0.00  -Mate   1. ... f1=Q#
>                4->   0.00  -Mate   1. ... f1=Q#
>              time=0.00  cpu=100%  mat=-4  n=282  fh=100%  nps=10K
>              ext-> chk=8 cap=0 pp=0 1rep=0 mate=0
>              predicted=0  nodes=282  evals=117  50move=0
>              endgame tablebase-> probes=0  hits=0
>              SMP->  split=0  stop=0  data=0/128  cpu=0.00  elap=0.00
>exit
>Black(1): quit



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