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Subject: Re: Another Clever Problem; Samuel Loyd New York Albion 1857, Att. Dr. Hyatt

Author: Robert Hyatt

Date: 12:59:21 03/06/02

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On March 06, 2002 at 13:55:14, Terry McCracken wrote:

>On March 06, 2002 at 13:09:05, Robert Hyatt wrote:
>
>>On March 06, 2002 at 11:20:17, Terry McCracken wrote:
>>
>>>[D]8/8/8/8/8/6P1/6k1/4KR1R w
>>>
>>>
>>>Mate in 3
>>>
>>>Terry
>>
>>
>>This is a mate in 4, not a mate in 3, as confirmed by EGTBs...
>
>Dr. Hyatt with all due respect, EGTBs will _not_ help you with this type
>of problem. EGTBs look at it as an endgame where it's assumed the King and both
>Rooks have been moved. Maybe EGTBs can be adjusted for this situation?
>
>Castling is the correct solution, which forces mate in 3.
>
>BTW CM8000 in mate mode or in normal mode will find mate in 3 instantly!
>
>This problem created 145 years ago by Samuel Lloyd when he was not yet 16 years
>of age, is still considered one of the most famous problems in chess history.
>
>http://www.chessbase.com/puzzle/puzzle9/puzz9-6a.htm
>
>The solution can be found at this link.
>
>http://www.chessbase.com/puzzle/puzzle9/games/p9_6.htm
>
>Regards,
> Terry McCracken


Sorry, but if you check the +EPD+ posted for the position, there is _no_
castling possible.  Which means this is a simple mate in 4 and the EGTB
results are perfect.



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