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Subject: Re: A very hard tactical move !

Author: Côme

Date: 22:25:07 03/08/00

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On March 08, 2000 at 20:19:48, Bruce Moreland wrote:

>On March 08, 2000 at 16:10:18, Côme wrote:
>
>>On March 08, 2000 at 15:41:45, Bruce Moreland wrote:
>
>>>Are you sure that 1. ... c5 is the best continuation?  What about 1. ... Bf6 2.
>>>Be5 Kg7?
>
>>After 1. ... Bf6 ; Be5 and Kg7, white IMHO can play Bxf6+ and White position is
>>probably winning because he has a pawn up and the black king is misplaced.
>>Have you try this position on ferret ?
>
>No, that's its plan after thinking for 24 hours on this on a crusty old machine.
> The move might be bad, but just by looking at it with my eyeball it's an
>interesting alternative to 1. ... c5.
>
>You are right that white is a pawn up and is better, but the implication behind
>my program choosing this continuation is that it has figured out how to do the
>same or better against 1. ... c5.  Its score is +1.35.
>
>I think this is an interesting problem, but very prone to misinterpretation.
>There are two aspects:
>
>1) Finding the move in the first place, which involves discovering that the rook
>can't be taken, and preferring the resulting position.
>
>2) Deciding that in the ensuing tactics, white has significant material
>advantage or a forced mate.
>
>You've gotten a lot of replies from people who have found programs that can get
>as far as the first aspect of this, and want to stop there, satisfied, but so
>far nobody has found a convincing crush.  Are you sure that one exists?
>
>bruce

Hello Bruce,
I don't understand really what you say because of my bad english but Rxh5! is
a winning move for humans.
Best Regards
Alexandre Côme








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