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Subject: Re: Rebel8 and Rebel9 on SSDF.

Author: Ed Schröder

Date: 00:32:53 12/09/97

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>But also with the games of Rebel8 something is wrong.

>>Also 3 examples...

>Games snipped

>>So the question arise with which book SSDF tested Rebel8 and Rebel9?
>>Certainly not the provided commercial books.

>With only Tournament Book activated I get the same moves as
>the SSDF games for the 3 Rebel8 examples. With only Tournament
>book activated Rebel 8 leaves book very early and plays the
>moves cited out of book. Of course with the Opening Book activated
>(hopefully set to the large book, Rebel.mvs) Rebel 8 stays in book
>as you have explained in these 3 examples.

Thanks a lot, this for 99.9% explains the error!

The error is that SSDF most probably has set Rebel's MAIN book off!!
and only the tournament book is on!!
Lots of missing elo points if *ALL* SSDF people tested Rebel7, Rebel8
and Rebel9 in that way!!


>What exactly is the Tournament Book? Are the optimal settings for Rebel
>having both Opening Book and Tournament Book activated or just
>Opening Book alone?

The tournament book is a small 4-5 Kb opening book with only good lines
for Rebel. The tournament book is a "guide" to pick the good lines from
the MAIN book. Rebel searches first in the tournament book and if this
fails (no book move found) the normal MAIN book (rebel.mvs) is searched.

Therefore the tournament book contains only very short opening lines to
guide the main book. You can watch that process in Rebel8 and Rebel9
when the display on the screen switches from "tournament" to
"rebel.mvs".

So in reality Rebel maybe from Rebel7 till Rebel9 on played on SSDF
with a book of just 4-5 Kb. Horrible if true!

I just hope that this error is limited to only one SSDF tester?

Copy to Tony and Thoralf.

- Ed Schroder -



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