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Subject: Re: Why won't Fritz play bxc6 instead of Rxc6 in Deep Blue Game 6

Author: Robert Hyatt

Date: 19:19:51 05/11/01

Go up one level in this thread


On May 11, 2001 at 18:09:42, Joshua Lee wrote:

>On May 11, 2001 at 10:54:04, Robert Hyatt wrote:
>
>>On May 11, 2001 at 09:47:17, Joshua Lee wrote:
>>
>>>Kasparov,G - Comp Deep Blue Game 6
>>>
>>>[D] rbr5/1p1q1p1k/pPP1pBp1/P2pP2p/3Q3P/6P1/4RP2/2R3K1 b - - 0 1
>>>
>>>I've looked at this position every so often and wonder how come no program wants
>>>to play pawn takes? I have looked at the analyzed game and either way Black is
>>>lost much earlier. This i believe can only show how far programs are away from
>>>being on this level as some people have made the arguement of "Well if this
>>>program could search that many nodes or more" I think i asked about this as well
>>>but this should clearly show that even if your computer searched twice as many
>>>nodes as Deep Blue or even Deeper Blue it may find deeper tactics but it is
>>>still looking at the position and evaluating it differently and not as well. The
>>>same goes for any of us Compared to a GM or IM they Think about each position
>>>Differently than we do.
>>
>>
>>One obvious reason is it gives white a protected passed pawn on the 6th rank.
>>
>>Another is there are obvious tactical problems after bxc6.   Qc5 is one
>>issue to deal with.  Rec2 is another...  Etc.   !!!!! DB played pawn takes, the alternative analysis given in the Fritz6 database is for Rxc6.
>
>This would just hint that Deep Blue is NOT better than commercial programs
>positionally and that is not true. In fact if i remember correctly the move made
>is thought to be worse than the alternative atleast by fritz and hiarcs so does
>this mean that the depth shows something the programs don't see or is it
>something else.
>
>
>The point i was trying to make is Deep Blue Made this move but most software
>available will not. I guess i didn't explain myself well enough, I did say
>however that Deep Blue was lost prior but i want to know why Commercial Programs
>will not play the same move as DB shouldn't they after some time? There has to
>be some reason that shows the move played slightly better than the other so is
>it that besides speed the program is better or what?


Was this from the first match or the second?



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