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Subject: Re: A small glitch in RC conc. minorpromotion

Author: Ed Schröder

Date: 15:13:13 11/21/99

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On November 21, 1999 at 14:38:23, piet de hoop wrote:

>I have tried this position in Rebel Century (350Mhz, 128 Mb, analysis mode)
>White: Ba7,Ka6 and a pawn on c6
>Black: Ka3 and Rb1
>
>After 1. Bc5+ Ka4
>      2. pc7, Rb8
>
>RC wants to take the rook with a queenpromotion instead of knightpromotion!
>
>In the PV RC gives +7.5 for white, however its a stalemate!
>
>Are there more programs with the same glitch????

No it will promote to a knight. Just force the move and you will see.
The display of the queen promotion is a so-called "false fail-high", not
very enlightening I know.

Ed


>Piet



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