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Subject: Re: Unique nodes from the start position

Author: Dann Corbit

Date: 12:40:50 06/29/00

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On June 29, 2000 at 14:16:37, Bruce Moreland wrote:
[snip]
>I don't see what was wrong with what I said.  1. d4 Nf6 is a perfectly fine
>board position, which has occurred once in the second game, and which can be
>repeated in the game if both players cooperate to do this.  The position didn't
>occur in the first game.
>
>All I'm tring to say is that two "nodes" really aren't identical unless the
>50-move counter is the same, and the positions between where you are and the
>last non-reversible move are the same (although they can occur in different
>order).  Of course, the castling flags and en-passant legality need to be the
>same, too.


It seems to me (from an analysis standpoint) that you could perform calculations
without worrying about a counter, and then (in a game situation) you can alter
the plan at runtime if your counter tells you you must push a pawn or whatever.

This is from the standpoint of having a database with "best moves" in it.



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