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Subject: Re: What if this was the 50th move???

Author: Bruce Moreland

Date: 11:24:26 04/22/00

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On April 22, 2000 at 11:39:51, Laurence Chen wrote:

>On April 22, 2000 at 11:26:16, Laurence Chen wrote:
>
>>On April 22, 2000 at 10:51:27, Pierre Bourget wrote:
>>
>>>Is it true in this position that Hiarcs play Qf7+ ?? because of the tablebase ?
>>>Isn't it a little ridiculous.Look here for Tim Krabbe opinion:
>>>
>>>http://www.xs4all.nl/~timkr/chess2/diary.htm
>>>
>>>[D]5k2/2Q5/8/8/5p2/5P2/5P2/K7 w - - 0 1
>>What's your point then?  I do this type of move against a human player, there
>>reason why I do such thing is that the human player is too stubborn to resign,
>>hence, he is asking for humiliation, and wants to take a long beating. So why
>>not!!!!  I find playing against this type of position against a human player who
>>does not want to resign in a totally hopeless position, then he deserves to be
>>torture to a slow death.  I approve Hiarcs move, it still mates the opponent in
>>25 moves.  A mate is a mate no matter how many moves. A win is a win.
>>Laurence
>I think you are both wrong and too hash to judge that Hiarcs 7.32 cannot play
>chess. What if this was the 50th move for White?  How many of you would not play
>the move 50. Qf7+, any other move would lead to the 50th move draw.  Because
>this position is a setup position, one cannot assume this position starts from
>move one.  The same rule about setting up position with castling possibilities.
>Take this position as an example:

Qxf4+ would avoid the draw quite nicely, but if the queen was a little
differently placed, you are right, depending upon the exact situation of the
50-move counter.

Programs *should* handle that correctly.

>Black King on a1
>White King on e1
>White Rook on h2 and h1
>[D] 8/8/8/8/8/8/7R/k3K2R w
>And White mates in one !!!
>Now the contreversy is castling, is it allowed or not, can one prove that the
>either the Rook or King has not moved.
>So Hiarcs take the surest and longest way to mate, and by giving a check it
>forces the opponent to capture. I betcha you would say that capturing the pawn
>is another altenative. Yes, true, but so what? It still does not mate the king
>in the shortest number of move. This is my one penny opinion.

A program could probably spot the fastest mate with search in this case, since
you just have to walk the king over.

bruce

>Laurence



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