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Subject: Re: One stupid(?) null-move question

Author: blass uri

Date: 20:57:46 08/09/98

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On August 09, 1998 at 23:28:43, Jouni Uski wrote:

>Can any programming expert explain this: There are some simple positions, which
>Fritz5 is not able to solve because of null-move(as I have been told). But
>are they totally unsolvable even if I give Fritz enough time let's say one
>year?!

I did not give fritz one year to run but I believe Fritz cannot solve them
and it is not a problem of time.
If there is no threat then fritz simply do not analyze so it cannot see.
There are positions other programs can solve in 1 second and fritz cannot solve
because it sees the result of 1 move is a draw and cannot see the result of a
second move is better because there is no threat in the second move.

These positions are not common because fritz does not use null move in king and
pawn endgames and when there are queens in the board
position with no threat are not common.

Uri
>
>Jouni



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