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Subject: Re: Outside passer and candidate passer: definition wanted! :-)

Author: Alessandro Scotti

Date: 12:32:49 02/27/06

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Thanks Bob, that helps a lot! I did try to figure out this stuff from Crafty but
there were a lot of things I didn't understand before starting this thread!

On February 27, 2006 at 12:35:44, Robert Hyatt wrote:

>You have comments from others, here is what I use:
>
>"distant passer" (outside passer).
>
>Look at all pawns on the board.  If one side has a passed pawn on an "edge"
>(this passed pawn is either the right-most or left-most pawn on the board) then
>that is an outside or distant passer.  The useful characteristic is that you can
>push this pawn like crazy and your opponent _must_ use his king to stop it,
>leaving his king away from the rest of the pawns where your king should be able
>to wreck havoc.  Of course if your opponent has a protected passed pawn, your
>outside passed pawn is not worth anything in a pure king-pawn ending since you
>can never take the pawn protecting his passer while he is free to take your
>distant passer and come back into the game...
>
>A candidate is just that.  A pair (or more) of pawns that can be pushed to form
>a passer.  For example, white pawns at g2/h2, black pawn at g7.  White has a
>pawn majority that can be used to create a passed pawn, and in this case it
>would end up being a "distant passer" if your opponent doesn't have a passer on
>the other wing.  The only disadvantage of a majority is time.  An outside passer
>can move _now_.  It takes far longer to mobilize a majority and turn it into a
>real outside passer, which might be enough to give your opponent time to do
>something beneficial to him.
>
>Hope that helps...



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