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Subject: Re: Junior's opening book question

Author: Enrique Irazoqui

Date: 06:41:23 02/05/00

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On February 05, 2000 at 09:06:37, blass uri wrote:

>On February 05, 2000 at 08:49:29, Sune Larsson wrote:
>
>>On February 05, 2000 at 05:59:55, blass uri wrote:
>>
>>>Junior6a blundered and ate the pawn b2 in the game against azrkov
>>>
>>>you can see some games including this game at
>>>http://www.oxford-softworks.com/cgi-bin/forums/mschess/300.html
>>>
>>>I am interested to know if the blunder Qxb2 was part of Junior's new book.
>>>It seems that GM alterman did not do a good job about Junior's book otherwise
>>>Junior could have a better line in book.
>>>
>>>Uri
>>
>> Yes, 9.-Qxb2 is to be found in Junior's new book. The move is followed by "?",
>> and, as I understand it, should not be played actively by Junior.
>>
>> Thanks
>> Sune
>
>If this is the case than it is strange that Junior played this move.

The book of Junior 6 shows the following:

9...Qc7, 100% probabilities
9...Qa5,   0% probabilities
9...Qxb2?  0% probabilities

Since Qxb2? has 0% probabilities, it couldn't have been played by Junior, at
least not if the option "optimize book" was enabled as it should have been.

Enrique

>I found that Junior5.9 can avoid Qxb2 by search at depth 16 and I thought that
>Junior6a should be better.
>
>I am interested to know if Junior6a can avoid Qxb2 at tournament time control
>(2 hours/40 moves on something close to p400).
>
>Uri



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