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Subject: Re: More Shredder 4.2x games

Author: Enrique Irazoqui

Date: 06:58:43 08/26/00

Go up one level in this thread


On August 26, 2000 at 09:45:41, Uri Blass wrote:

>On August 26, 2000 at 09:30:33, Enrique Irazoqui wrote:
>
>>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.
>
>After knowing that Shredder won the WMCCC people could expect Shredder to win
>Junior6a and Fritz6b because My guess was that Fritz6 beta is better than
>Fritz6b(I understood that Fritz6b is available with the young talents)

It is.

>I also remember the prediction by Marcus Kästner that chessbase is not going to
>win because other programs(probably Shredder) are at least 50 elo better than
>Fritz6a.

The X program of Marcus wasn't Shredder.

>after reading it everything that is less than a win for Shredder is
>disappointing.

That's irrational. Shredder is great, but not invincible. These top programs are
very close to each other.

Enrique

>Uri



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