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Subject: Re: How do you set up and post a diagram on CCC?

Author: Enrique Irazoqui

Date: 07:43:45 02/16/01

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On February 16, 2001 at 10:14:23, Gustavo Pereira wrote:

>On February 16, 2001 at 09:40:31, David Wilke wrote:
>
>>On February 16, 2001 at 08:59:33, Enrique Irazoqui wrote:
>>
>>>On February 16, 2001 at 08:52:43, Lin Harper wrote:
>>>
>>>>  It's been a while since someone said how to set up and post
>>>>  a diagram on CCC. Can someone remind me of how it's done?..thanks..
>>>
>>>Write [D] followed by the FEN string, without a space after ]. For instance,
>>>
>>>[D]8/1k4p1/3pP3/pP5P/8/8/1r5P/3K4 w
>>>
>>>It's a Troitzky study.
>>>
>>>Enrique
>>
>>Where can one learn about FEN. I am familiar with pgn, but not really with FEN.
>>Is there a place to read about it? I don't understand the notation.
>
>The rules are quite simple.
>Let's analyze the line posted by Enrique.
>The first 8/ means "eight blank squares on the top row, go to the next row"
>1k4p1/ means "one blank, black king, four blanks, black pawn, one blank, next
>row"
>3pP3 means "three blanks, black pawn, white Pawn, three blanks"
>pP5P means "black pawn, white Pawn, five blanks, white Pawn"
>8 means "eight blanks"
>and so on...
>
>So the basics are:
>small letters stand for black pieces
>capital letters stand for white pieces
>numbers stand for blank squares
>and slashes indicate going to the next row
>
>Then you indicate which player is to move...
>
>And that's it.
>
>Cheers, Gustavo.

Very clear description, Gustavo. Now for the chess part, since in my opinion
it's an interesting problem. That's the winning line:

Troitzky,A

1.h6! gxh6 2.e7 Rb1+ 3.Kd2 Rb2+ 4.Kd3 Rb3+ 5.Kd4 Rb4+ 6.Kd5 Rxb5+ 7.Kxd6 Rb6+
8.Kd5 [8.Kd7? Rb1] 8...Rb5+ 9.Kd4 Rb4+ 10.Kd3 Rb3+ 11.Ke2 Rb2+ 12.Kf3 Rb3+
13.Kf4 Rb4+ 14.Kf5 Rb5+ 15.Kf6 Rb6+ 16.Kf7 1-0

It takes a very deep search to find 1.h6.

Enrique



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