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Subject: Re: Testposition (endgame pawns vs. bishop)

Author: Richard Pijl

Date: 18:36:02 08/26/02

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On August 26, 2002 at 21:08:10, Eduard Nemeth wrote:

>On August 26, 2002 at 18:23:08, Richard Pijl wrote:
>
>>On August 26, 2002 at 15:19:18, Eduard Nemeth wrote:
>>
[D]8/4k3/1P3pP1/3b1P1p/7P/3K4/8/8 b - - 0 1
>>>
>>>Black to move. What play your program?
>>>
>>
>>Baron considers both Kd7 and Bb7. At first with a negative score (-1), but at
>>depth 16 (1 minute on Athlon MP 2000+) it gets positive (0.54 for black). At
>>depth 22 (3 minutes) the score gets a drawish look (0.18).
>>
>>Richard
>
>Thank You!
>
>Do you can post thinking line too?
>
Oops, pushing buttons too fast.
I don't have the version anymore that I used before. The current version behaves
similar:
Considering moves Kd6 and Kd7 on shallower depth with an advantage for black.
This changes on depth 16:
depth 16 (59 secs on same machine): score -54, move Kd7
From depth 17 on Baron is looking at Bb7 with a score of -54, changing to Kd7
again at depth 21 (111 secs). At depth 22 the score gets closer to a draw and at
depth 24 (586 secs) the score rose to -8:

1..Kd7 2.Kd4 Kd6 3.g7 Bg8 4.b7 Kc7 5.Kc5 Kxb7 6.Kd6 Bh7 7.Ke7 Kc6 8.Kxf6 Kd6
9.Kg5 Ke5 10.f6 Bg8 11.Kg6 Ke6

Hope it helps,
Richard



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