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Subject: Re: Endgame test position

Author: Jeremiah Penery

Date: 19:26:26 09/07/04

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On September 07, 2004 at 19:32:43, Robert Hyatt wrote:

>On September 07, 2004 at 16:46:03, Albert Silver wrote:
>
>>Using the new switch [Time Control = 125] and [Time Control Status = ALWAYS] to
>>help Pro Deo use its time better, Pro Deo scored 20.5 - 19.5 in the Nunn 2 set
>>against Ruffian 1.05. It had previously lost, though I must admit I don't
>>remember the score.
>>
>>I then tested my new settings and it too scored 20.5 - 19.5. It squandered a
>>number of winning positions, which was probably due to the time control, but
>>most annoying of all, was to see it lose a very basic opposite colored bishop
>>ending despite being a pawn up! This was in the last game. It played a terrible
>>blunder and managed to lose. I checked to see whether this was due to my own
>>settings, but Pro Deo default also plays this move and needs 3 minutes 34
>>seconds to find the right move. Still, to be fair, even Junior 8 takes over 2
>>minutes to see this, whereas Shredder 7.04 takes a mere 6 seconds. It's one of
>>those issues where 2 distant passed pawns overcome the bishop.
>>
>>How does your engine do? Make sure it thinks long enough to consider the
>>maneuver Kf5 bringing around the king.
>
>I let Crafty run for 10+ minutes.  It liked Bc2 with a score of 0.0 instantly,
>and never wavered from that move through 10+ minutes on my dual 2.8ghz xeon...

If you tell Crafty to search Kf5, does it also see a drawscore?



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