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Subject: Re: counting positions, consider both legal and legal but impossible

Author: James Robertson

Date: 18:11:26 05/28/99

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On May 28, 1999 at 16:24:26, Dann Corbit wrote:

>Transparent pawns:
>4k3/8/8/PPPPPPPP/pppppppp/8/8/4K3 w - -
>
>You can't get there from here:
>4k3/Pp6/Pp6/Pp6/Pp6/Pp6/Pp6/4K3 w - -
>rnbqkbnr/pppppppp/8/8/4B3/8/PPPPPPPP/RNBQK1NR w KQkq -
>
>Simultaneous check:
>rnbqk1nr/ppppp2p/5ppb/8/8/5PPB/PPPPP2P/RNBQK1NR w KQkq -
>
>Illegal approach:
>8/8/8/3Kk3/8/8/8/8 w - -
>
>Parity Error:
>rn1qk1nr/ppp2ppp/1b6/2bpp3/3PP3/3BB3/PPP2PPP/RN1QK1NR w KQkq -
>
>
>What other categories are there?

Combinations of the above categories. :)

James



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