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Subject: Re: Wrong Colored Bishop Endings

Author: Chris Whittington

Date: 10:54:43 11/24/97

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On November 24, 1997 at 12:46:11, Ernst A. Heinz wrote:

>On November 24, 1997 at 11:55:51, Chris Whittington wrote:
>>
>>Negative evals mean they just choose Na5 by chance as the least bad
>>possibility. They don't have the knowledge, but they got lucky in this
>>position.
>
>Not true, Chris.
>
>DarkThought understands that everything except Na5 *looses*

But I thought you posted that DT said -3.5 for the eval ? So it would
think that Na5 loses as well, then, no ?


>and it also
>understands that the resulting position is a draw as soon as the white
>king gets into the corner.

Yup, this is the basic knowledge to be expected.

> *But* Black need not let him get there -- by
>aimlessly moving around with his king, bishop, and eventually his pawns.
>Consequently, the position will be drawn *very far* in the future due to
>the 50-moves rule.

Did DT do a 100+ ply search ?

Chris

>
>>Draw evals with a long and valid main line mean they really understand.
>
>Well, this main line should be well over 100 plies because Black still
>has
>some pawn moves ...
>
>Ah yes, I totally agree with you that it looks very complicated and
>maybe
>even foolish to try to assess the resulting position as drawn "at a
>glance".
>
>=Ernst=



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