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Subject: Re: What does your engine see???

Author: Drexel,Michael

Date: 15:25:35 08/23/04

Go up one level in this thread


On August 23, 2004 at 17:55:20, Robert Hyatt wrote:

>On August 23, 2004 at 15:59:36, David Dahlem wrote:
>
>>On August 23, 2004 at 15:51:33, Ed Schröder wrote:
>>
>>>On August 22, 2004 at 13:16:34, David Dahlem wrote:
>>>
>>>>On August 22, 2004 at 03:51:11, Nolan Denson wrote:
>>>>
>>>>>In the below diagram my Pro Deo Engine plays at the winning move instantly.
>>>>>What does your eng see?
>>>>>
>>>>>[D]6k1/1q3ppp/r7/1rp1P1n1/3p1P2/1P1R2PP/2Q4K/B4R2 b - f3 0 1
>>>>
>>>>My Pro Deo sees Nxh3. I tried several strong engines and they all like Ne6. I'm
>>>>not sure Nxh3 is the winning move, or even the best move. :-)
>>>
>>>1..Nxh3 is a move any human chess player will play instantly. Mind you, the
>>>white king on g4 surrounded by black's heavy pieces, what more do you want, it's
>>>paradise.
>>>
>>>My best,
>>>
>>>Ed
>>
>>Hi Ed
>>
>>Maybe any human chess player will play Nxh3 instantly, but ProDeo is the only
>>engine i have found that will play this move. :-)
>>
>>See this post:
>>
>>http://www.talkchess.com/forums/1/message.html?383771
>>
>>Regards
>>Dave
>
>
>I asked a very strong human and he thought about 30 seconds and said Ne6.  I
>asked about Nxh3 and he said, "looks interesting but after .. .. .. (a few
>checks and replies) I don't see any progress and I am down a piece."
>
>Whether he is wrong or right is open to debate so far...  But that is two humans
>that didn't like it very much.  Me and "X".  Only difference is that X is over
>2500 FIDE. :)

There is no debate necessary.
Nxh3 wins by force and is a lot quicker than Ne6 which should also win.

[Event "?"]
[Site "?"]
[Date "2004.08.23"]
[Round "?"]
[White ""]
[Black "?"]
[Result "0-1"]
[SetUp "1"]
[FEN "6k1/1q3ppp/r7/1rp1P1n1/3p1P2/1P1R2PP/2Q4K/B4R2 b - f3 0 1"]
[PlyCount "15"]

1... Nxh3 2. Kxh3 Rh6+ 3. Kg4 Rbb6 4. f5 Rh1 $1 5. Rdf3 (5. Rdd1 Rxb3 $19) (5.
Rxh1 Qe4+ 6. Kg5 f6+ 7. exf6 h6+ $19) 5... h5+ 6. Kf4 Rxf1 7. Rxf1 Rxb3 8. g4 (
8. Qe4 Qa6 $19) (8. Qf2 Re3 $19) 8... Re3 $19 0-1

Michael




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