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Subject: Re: Challenge --> Remi Coulom's positional test suite : step up to the p

Author: Will Singleton

Date: 10:47:08 07/27/99

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On July 27, 1999 at 02:48:36, Rémi Coulom wrote:

>On July 26, 1999 at 19:21:47, Albert Silver wrote:
>
>[...]
>>
>>As I don't trust my opinion positionally if we're talking about BEST moves (not
>>the house specialty :-) ), I am going to refrain from opining. What I will do
>>though, is take these positions next Saturday to my club and throw them to my
>>teammates, the lowest rated being 2295 FIDE, and see what they think. It'll be
>>easy because they love this sort of thing. The only problem of course is that
>>these things sometimes (an understatement) turn into battles if there isn't a
>>clear consensus. I'll keep you informed. :-)
>>
>>                                   Albert Silver
>[...]
>
>Thanks. Note that in positions that contain both am and bm fields, the bm field
>might not be the best move. The position is solved if the program gives a better
>evaluation to the bm than to the am.
>
>The original post with explanations is
>http://www.icdchess.com/ccc/message.html?61610
>
>You will find there comments about each position and also some other positions I
>am not sure about.
>
>Remi

The bm/am thing is a little tough, since most amateur programs do not support
n-best moves.  I organized the epd's a little differently, separating the am's
from the bm's, and it seems to work for me.  A couple of comments:

Pos0001, white should play b3 or b4, to get the outside passer.  Mine likes
passer's, especially outside ones, but didn't want to play the right move.  So I
tweaked up the bonuses and finally it plays b3.  I have to be careful with this,
however, since the problem *might* have been that other terms were being
evaluated too high relative to the passed pawn, so they should have been
reduced, rather than the passed pawn increased.

Pos0000: I don't consider this the proper time to centralize the king, still too
many pieces on the board.  Hiarcs 6 switches to Ncxe2 after a minute, and my
prog likes Ndxe2.

Will



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