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Subject: Re: Rules of check?

Author: Martin Grabriel

Date: 17:59:15 11/16/00

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Gee, you are right.
A pawn move which is a capture can satisfy the condition.
Thanks.




On November 16, 2000 at 02:25:32, Bill Gletsos wrote:

>On November 15, 2000 at 23:51:15, Martin Grabriel wrote:
>
>>a pawn move that reveals a discovered check ? - that check cannot be a double
>>check
>>
>>
>>On November 15, 2000 at 20:40:16, Lenard Spencer wrote:
>>
>>>This question may probably be best answered by the problemists, but if what I'm
>>>thinking is correct, it may be possible to make looking for double checks go a
>>>lot faster than the brute force approach of looking all over the board for more
>>>than one checker.
>>>
>>>Has anybody seen anything written on the subject of what makes a double check a
>>>"legal" double check?  I mean, one that can only happen in the course of a game?
>>> One example, for a pawn to be involved in a double check (not counting
>>>promotions), it can only be on a capture, discovering a rook or queen behind it.
>>>
>>>I have been looking long and hard at this, and it seems to me (of course I'm
>>>only a 1250 OTB player) that there are only certain circumstances that will
>>>allow a legal double check.  I would like to locate any material like this to
>>>see whether I am right or wrong.
>>>
>>>Thanks in advance for any help.
>
>
>Martin,
>
>Of course it can be a double check.
>A simple example is as follows:
>Black king e8
>Black pawn d7
>White king h1
>White rook e1
>White pawn e6
>
>White plays e6 x d7
>and that is a double check by both the pawn and the rook



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