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Subject: Re: CCT4 Sjeng operator viewpoint.

Author: Chessfun

Date: 09:40:54 01/21/02

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On January 21, 2002 at 11:31:27, Amir Ban wrote:

>On January 21, 2002 at 11:12:16, Gian-Carlo Pascutto wrote:
>
>>On January 21, 2002 at 09:34:51, Chessfun wrote:
>>
>
>I didn't know that you were operating. Hi Sarah !

Hi Amir,

I think as I wrote that 29....Rxc5 losing.
There were other moves later I felt were weaker than other
choices such as Qe5 when I felt Qf5 was better, but never
enough to hold a draw. f5 earlier was also much better than
Rf8? after Nxf7.

Good luck for the rest of the tourney.

Sarah.



>
>>>>Round 2.
>>>Ban v Sjeng 1-0
>>>Sjeng has black against Ban (Deep Junior 7). I made a new book from a 2600.pgn
>>>file found at Mogens Larsen's website. (http://home1.stofanet.dk/moq) By move 15
>>>Sjeng is out of book and on my other PC with Junior 7 loaded I can see Junior is
>>>still in book. Sjeng manages to calculate and follows the book line till move
>>>20. Sjeng seems to have a good game until move 29. when it plays 29.....Rxc5
>>>instead of the probably better Bxd6. Sjeng is losing but not out until it plays
>>>37....Qb2, I can see from Sjeng pondering the move and Junior's eval on my
>>>other PC that the move is lost.
>>
>>[D]8/4kr2/p2bppQ1/4q3/Pp6/4P1P1/4BP1P/2R3K1 b - - 0 37
>>
>>This was a bitter pill. The tactical shot after Qb2? was not that hard
>>to see, and I think most other amateurs will also find it fairly quickly.
>>I will have to work on this...it should not have happened.
>>
>>It also blundered a move earlier:
>>
>>[D]8/4kr2/p2bppQ1/q7/Pp6/4P3/4BPPP/2R3K1 b - - 0 35
>>
>>Qe5 is not a good move here.
>>
>
>I think you are already lost here. What else ? Next move is Bh5 or Rc8. Qf5 Qxf5
>exf5 Bxa6 +-
>
>Junior thought you lost earlier, when after Nxf7 Rf8? (f5 is reasonable).
>
>Amir
>
>
>>>I let the game go on just to get to move 40 :-)
>>>resigning after losing queen for rook. Junior played solid building it's
>>>advantage slowly which wasn't what I had expected, which was for Junior to come
>>>charging as version 7 is apt to do.
>>
>>Junior 7 seems to be very good at complicating the position, and when it
>>does so, it often comes out on top. This is also what happened here. It
>>complicated the position, all the while keeping it's opening advantage.
>>When the tactics started, it came out on top.
>>



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