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Subject: Re: EGTB to Bob : what is a broken position ?

Author: Marc Bourzutschky

Date: 17:39:55 05/16/04

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On May 16, 2004 at 18:48:19, GuyHaworth wrote:

>One kind of illegality is to place two pieces on the square, which Eugene's
>indexing scheme tries do, e.g. in KQRK.

Actually, for KQRK the Nalimov tablebase does not contain positions with more
than one piece on the same square.  The only illegal positions in the tablebase
are those where white is to move and black is already in check, and the checking
piece is more than 1 square away from the black king...

-Marc



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