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Subject: Re: How much ply should FINE #60 be solved?

Author: Russell Reagan

Date: 09:47:00 07/02/03

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On July 02, 2003 at 08:33:36, Michel Langeveld wrote:

>Does a (bugfree) program need 26 ply, 18 ply, or different to see that this
>position is > 2. (normal plies, no pawn, singulair extensions).
>
>I think a normal ply searcher needs more as 18 ply to see in all variations that
>the f5 or b6 goes off the board.
>
>How much ply does your program need?
>
>[D]8/k7/3p4/p2P1p2/P2P1P2/8/8/K7 w - -

I believe you need 26 ply without a hash table, and 18 ply with a correctly
working hash table. This position is usually used to test whether or not your
hash table is working correctly.

Also, this position is Fine 70 (not 60), IIRC. :)

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