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Subject: Re: Thomas Lagershausen's semi-sacrifice position...

Author: Uri Blass

Date: 09:52:11 01/13/01

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On January 13, 2001 at 12:44:00, Thomas Lagershausen wrote:

>On January 13, 2001 at 06:08:39, Uri Blass wrote:
>
>>On January 13, 2001 at 05:20:07, Thomas Lagershausen wrote:
>>
>>>On January 13, 2001 at 04:50:16, David Rasmussen wrote:
>>>
>>>>On January 12, 2001 at 16:11:58, Dann Corbit wrote:
>>>>
>>>>>From:
>>>>>http://www.icdchess.com/forums/1/message.shtml?149281
>>>>>
>>>>>It's awfully quite around here as far as remarks to this:
>>>>>[D]r1r1q3/1b2bpkn/p2p1np1/1p1Pp2p/PPp1P3/R1P1BN1P/R1B2PP1/QN4K1 b - - bm Nxe4;
>>>>>
>>>>>Can anyone's program solve it?
>>>>
>>>>What is the main line?
>>>
>>>Please follow the link above.Mainline with annotations by GM Seirawan.
>>
>>The question is if the solution is correct.
>>
>>Can the programs that solve the position get more than 50% against programs that
>>do not solve it if you start a fair match of 2 games from the position that was
>>posted.
>>
>>
>>I ask the question because I know that humans do a lot of mistake and one of
>>their mistake is that they tend to like sacrifices that are not correct.
>>
>>Some programs also learned from these humans and tend to play sometimes unsound
>>sacrifices.
>>
>>Uri
>
>Uri,please every !! GM would say this is the only move in this position.The
>position is totally hopeless without the sacrifice.Computers which not sacrifice
>here are having one fail low after another after a overnight analyse.
>It is the only move according to GM Seirawan.If you find one GM you will say the
>opposite i stop playing chess in the next moment.My ELO is about 2100,not US
>ELO.
>
>Thomas

You are better player than me(my elo is only about 2000).


I admit that I did not analyze the position for a long time(thanks for the
information that the programs that do not play Nxe4 fail low after a overnight
analysis)

I still suspect that Ne4 is also losing but I did not analyze it.

Uri



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