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Subject: Re: Start your engines - EP Notation

Author: John Merlino

Date: 15:09:50 04/28/04

Go up one level in this thread


On April 28, 2004 at 17:53:17, Pat King wrote:

>On April 28, 2004 at 11:14:03, Jonas Bylund wrote:
>
>>I had the black pieces in this game and played Bxh3!, it seems most engines
>>wants to play Rb6 and that is probably winning too, but when you feed them Bxh3
>>then they jump in score:
>>
>>[D] 1r3rk1/3b1ppp/Q7/3Pp3/1P2P3/P1NB3P/5qP1/3R3K b - b3 0 24
>>
>>So can your engine find the move?
>
>Zotron likes Ra8(it's often wrong, so am I). Zotron also chokes on 'b3' in the
>en passant field of the EPD, preferring 'b4'. Which is correct, b3 or b4?
>
>Pat King

b3 is correct. The protocol says to use the capture square. So, for example,
here is the correct FEN after 1.e4:

rnbqkbnr/pppppppp/8/8/4P3/8/PPPP1PPP/RNBQKBNR b KQkq e3 0 1

jm



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