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Subject: Re: On the Harry Schnapp book - intended primarily to Dieter Eberle

Author: Uri Blass

Date: 09:10:27 02/21/06

Go up one level in this thread

On February 21, 2006 at 12:04:05, GŁnther Simon wrote:

>On February 21, 2006 at 11:19:27, Uri Blass wrote:
>>On February 21, 2006 at 01:30:34, Gabor Szots wrote:
>>>On February 20, 2006 at 16:19:48, Dieter Eberle wrote:
>>>>Hi Gabor,
>>>>none of the lines you posted is bad. They may not be played every day by
>>>>Kasparov but if you check them with a strong engine like Rybka beta13b you will
>>>>find out that the maximal deviation from zero is far below +/- 1, a good result
>>>>for a general book in my opinion.
>>>>Astonished, Dieter
>>>Hi Dieter,
>>>I submitted all games with the HS book. I did not claim all the lines were bad.
>>>I said the were bizarre. Most of them is too passive to be good. If an engine
>>>comes out of the opening with -0.65 (as was the case in Spike vs. Pro Deo) it
>>>will probably lose against an opponent of its own caliber.
>>I do not agree with it.
>>-0.65 is not a good predictor of result in the opening.
>>take the following position from the noomen match
>>r2q1rk1/3nppbp/b2p1np1/2pP4/8/2N2NP1/PP2PPBP/R1BQ1RK1 w - - 0 11
>>Glaurung say 0.65 pawns for white after a minute of search
>...snip... AFAIK we speak about -0.65 for _White_! after book end
>and that is quite different and IMHO already downhill.

I do not see the difference.

If +0.65 for white can happen when white is not better then +0.65 for black also
can happen when black is not better.


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