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Subject: Re: Misevaluation in endgame by Gambit Tiger 1.0

Author: Robert Hyatt

Date: 19:13:00 02/11/01

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On February 11, 2001 at 18:23:01, Uri Blass wrote:

>On February 11, 2001 at 18:10:33, Robert Hyatt wrote:
>
>>On February 11, 2001 at 12:24:21, Vincent Lejeune wrote:
>>
>>>in this position :
>>>
>>>[d]k7/p7/1p6/3p4/3K1B2/r7/8/4R3 w - - 0 1
>>>
>>>Gambit Tiger 1.0 gives +2.14 for white , I think it's a big overevaluation for
>>>white !
>>>
>>>
>>
>>
>>It's a common enough error.  In reality if anybody wins, black wins. White
>>has no winning chances at all.
>
>
>I disagree.
>
>In a game between humans white has chances because he has chances to capture all
>the black pawns and win the KRB vs KR endgame.
>
>In a game between computers white has also chances if the defender does not use
>the KRB vs KR tablebases.
>
>It is a draw but I prefer white because white captures one pawn and is not going
>to lose with Rook and bishop against Rook and 2 pawns beacause the pawns are at
>a7 and b6 and the king is in the middle of the board so it is easy for white to
>prevent the pawns to get forward.
>
>Black practically may lose by the following steps:
>1)losing the pawns
>2)not finding the right moves in KR vs KRB endgame.
>
>Uri


Black can also drop dead and his flag will fall.  :)

Otherwise I can't imagine black losing this.  Drawing KRB vs KR is _not_
a difficult task.



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