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Subject: Re: Order of the Phoenix

Author: chandler yergin

Date: 06:43:39 04/23/05

Go up one level in this thread


On April 22, 2005 at 21:04:16, Mike Byrne wrote:

>On April 22, 2005 at 20:49:40, Dan Honeycutt wrote:
>
>>In the spat further down the page between Chandler and Terry, Chandler makes the
>>statement:
>>
>>"The PV evals are static positional values, and meaningless unless a Mate is
>>found."
>>
>>In support of Chandler, I have seen engines evaluate themselves as +3 and wind
>>up drawing or even losing the game.  Giving equal time to Terry, it seldom
>>happens and, off the top of my head, I can't recall seeing a top engine score
>>itself +4 or better and fail to win the game.
>>
>>Perhaps other members can supply some instances.  Membership in the Order of the
>>Phoenix goes to the most impressive comebacks.

>>
>>Best
>>Dan H.
>
>I have seen +6 or 7 and and the engine then lose.   Very , rare and I don't have
>examples to show.  I think it may harder with today's engines and fast
>processors -- my recollections are going back to the 90's and perhaps beyond.


Gentlemen!  Thank you for your support; I appreciate it.

For additional information, and a good Test Case for all Engines, I woiuld like
to present the following:

This, and many other endgame positions are mis-evaluated by Computers....

It is not a rare occurance.

I would appreciate and encourage all of you to "Start Your Engines"

Please Post the results...... & PV Evals.

Thank you!

I might mention also, that during "analysis mode' Shredder 8 comment was that
in this potion, Black is demolished!

Oh yes, one more bit.. How many engines will find a draw withiin the 50 move
Rule?

;)

Correspondence Match

White Fritz 6   Black Steve Ham  Result 1/2 1/2

[D]2k5/4R3/1p6/1K6/P2b4/8/8/8 w - - 0 74



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