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Subject: Re: KQP vs KQ Endings

Author: James T. Walker

Date: 10:28:36 01/18/03

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On January 17, 2003 at 21:41:20, GuyHaworth wrote:

>
>"> 50 moves"  ==> draw
>
>That's a very confident call given that you only (?) have DTM EGTs.

How do you know that?  Since you don't know you should refrain from assuming it.

>May I ask what lines have been investigated to shorten the longest phase you
>see?

May I ask what is your line which wins without breaking the 50 move rule?

>
>The maximum phase-length is likely to be different with
>
>- DTC EGTs [ Shredder 4, KT EGTs ]
>- DTZ EGTs [ KT's originals, now deceased ]
>- DTR EGTs ['Depth by The (k-move) Rule, a GH special, not done yet :-( ]
>
>An <SR> strategy:
>- minimaxing on DTR which optimises maximum phase-length regardless of 'k'
>
>minimises phase-length for the winner and maximises it for the loser
>
>
>An <S'R> strategy:
>- filtering moves to value-preserving moves giving a short enough phase 1
>- minimaxing on DTR which optimises maximum phase-length regardless of 'k'
>
>does the same thing, within the constraint of keeping the current phase within
>bounds, or as near to bounds as possible.
>
>g

So give me the winning line without breaking the 50 move rule please.  I'm very
interested!
I'd venture a guess that most GM's could not stave off a win under 50 moves vs a
computer with tablebases playing the white side of this but that's only a guess.
Jim



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