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Subject: Re: To win the wc of computerchess means nothing.

Author: Albert Silver

Date: 19:12:06 03/21/02

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On March 21, 2002 at 19:57:05, Amir Ban wrote:

>On March 21, 2002 at 18:19:12, James T. Walker wrote:
>
>>On March 21, 2002 at 17:52:36, Thomas Lagershausen wrote:
>>
>>>DJ7 is worldchampion of computerchess.Todays game  against Gulko shows that this
>>>means nothing. When the program had to play against a human player completly
>>>other things are important to play a highrated game.Junior is the weakest
>>>program in the competion against Gulko.Gulko had played real antichess today but
>>>DeepJunior7 canĀ“t improve the own position.The opposite was the case.It weakens
>>>the own kingside with pawn h4? and h5? and makes senseless moves with the rooks
>>>and the knights.So we have another example that ratinglists of computerchess are
>>>far away from the reality.
>>>
>>>TL
>>
>>I would be interested in Amir's explanation of todays game.  This was not Junior
>>7 like I have.  My Junior 7 would have played more agressive moves.  Was it
>>contempt factor settings?  Is it something new that Amir is trying?  I would not
>>be too quick to criticize untill I know exactly what happened today.  I hope
>>there is some reasonable explanation.  In any case you have to lay part of the
>>blame on the GM.  He did nothing either.  The game was a draw.  That is still
>>not a bad result vs a GM.  I would have liked to see Junior play more agressive
>>with white myself but if GM's have to resort to this tactic to draw with
>>computers then that also says something about computer strength.
>>Jim
>>Jim
>
>I brought GM Gulko's comments in another post.
>
>What happened in the game, obviously, is that Junior got an advantage but failed
>to find a plan to convert it. I'm not qualified to comment on the quality of
>play, but aggressiveness ? Junior gave up two pawns to try and make progress.
>
>As yesterday's game showed, GM's can quickly go wrong in open positions, while
>today's game showed that in closed positions, they find it easy to defend,
>because there is little tactics going on. This is not news. This is not so much
>about "anti-computer" strategy as about "anti-GM" strategy. Junior had
>"instructions" to open up the position but didn't find a reasonable way to do it
>in this game.
>
>Amir

I actually like the h4-h5 maneuver and was very impressed by it. It is a common
maneuver to paralyze and slow down the Black kingside expansion and can even
serve as a base to attack. On the other hand it had two basic approaches to
play, neither of which it chose. Instead it really was fishing in their.

As I see it, White can either simply pile on the a-file and then shove a5 down
Black's throat, or it can play the longer expansion on the kingside by bringing
the king to the center/queenside and then using the h5 or e5 pawns as levers to
push in f5 or g5. With the advantage in space, it would certainly be worth a
nice edge. Still I wouldn't recommend playing it unless I was sure Black would
do nothing, as otherwise I think Black would get the edge by opening the
kingside while the White king went on its journey. All the same, as the game was
played some 40 moves of not much changing, any plan would have served.

Just my 2 cents. I have Junior 7 BTW and think it's a great program.

                                       Albert



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