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Subject: Re: Will next version of Junior have underpromotion code?

Author: Dave Gomboc

Date: 09:57:57 06/11/99

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On June 11, 1999 at 11:26:45, KarinsDad wrote:

>On June 10, 1999 at 00:23:55, Milton Zucker wrote:
>
>>On June 08, 1999 at 12:48:26, KarinsDad wrote:
>>
>>[large portion of message snipped]
>>>
>>>Playing without underpromotions (for one side in this case) is not playing
>>>chess. It is playing variant chess.
>>>
>>>
>>>KarinsDad :)
>>
>>Hi,
>>  I own Junior 5, and I also wish that it would consider underpromotions.  But I
>>am not sure that I follow your logic here.  Underpromotion is a rule which is
>>ALLOWED in chess, but not required.  If a program declines to take advantage of
>>this rule, I suppose that "decision" could cause it to lose or draw a game which
>>it might otherwise win; but it is still playing "chess" as long as the move it
>>does make is also legal according to the rules of chess.   It just didn't make
>>the best move in this hypothetical situation.  It was apparently the judgement
>>of the programmer that Junior 5 would not suffer much by ignoring this strategy
>>as an option.  Or am I missing something?  Are there situations where
>>underpromotion is the only legal move; and if so, does Junior do something
>>illegal?
>>
>>...Milton Zucker...
>
>Point well taken.
>
>I guess variant chess is too strong of a term since Junior does allow the
>opponent to underpromote.
>
>I guess (slightly) inferior chess is a better term.

But, because it might compute quicker than if it dealt with underpromotions, it
may actually play better.

>KarinsDad :)

Dave



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