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Subject: Re: More Shredder 4.2x games

Author: Enrique Irazoqui

Date: 06:30:33 08/26/00

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On August 26, 2000 at 09:07:23, Uri Blass wrote:

>On August 26, 2000 at 08:53:45, Enrique Irazoqui wrote:
>
>>Shredder won the WMCCC, and even if there is an important luck factor in any 9
>>rounds event, the fact that it won for the second consecutive time, together
>>with the quality of its games, makes quite clear that sheer luck was not the
>>reason for Shredder's success. In my opinion, Shredder is the strongest in the
>>endgame and, together with Junior, has probably the best evaluation functions of
>>all programs. On the other hand, it lacks the search speed of Fritz, Tiger,
>>Nimzo and The King.
>
>Are you sure about it?
>Stefan told me that one of the things that he worked about was tactics.

The new Shredder has improved a lot in tactics, among other things, and Shredder
5 will be improved further, but it is still far in this regard from the very
fast searchers.

>My chessmaster6000(ss=10) needed some hours to avoid Qxb4
>r3rb1k/6p1/p2p3p/1ppb4/PB6/5NRP/1q3PP1/1B1QR1K1 b - - 0 1
>
>I think that Fritz will also have problems with this position and my
>only program that can avoid Qxb4 is Junior5.9 (and I guess that also Junior6a).
>
><snipped>
>>Shortly before London, I played these games with Shredder 4.22 on 2 P600E
>>machines with 256MB RAM and the same WMCCC time controls. S4.22 beat neatly the
>>other 2 betas I made it play against, by 6-0 in one of the matches. The overall
>>results were great, and the final Shredder 5 will be even better, I'm sure of
>>it. Enjoy.
>
>I do not see 6-0 in the games that you posted but only draws against Fritz6b and
>Junior6a.

I don't post beta games, unless the programmer gives his permission.

>It is a disappointing result after the impressive result in WMCCC.

It is not disappointing at all to tie against Fritz and Junior. If you add up
the great results against the 2 betas I mentioned, then you have that Shredder
did very well in my games. I have been not surpised at all at Shredder's
performance in London. I expected it to do very well in there and I'm glad it
did.

Enrique

>Uri



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