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Subject: Re: Van Wely - Century contd. VW is winning

Author: Uri Blass

Date: 12:42:54 02/20/02

Go up one level in this thread


On February 20, 2002 at 15:41:17, Robert Hyatt wrote:

>On February 20, 2002 at 14:47:59, Uri Blass wrote:
>
>>On February 20, 2002 at 13:45:08, Robert Hyatt wrote:
>>
>>>On February 20, 2002 at 12:18:56, Uri Blass wrote:
>>>
>>>>On February 20, 2002 at 12:10:04, Robert Hyatt wrote:
>>>>
>>>>>On February 20, 2002 at 12:00:12, Gian-Carlo Pascutto wrote:
>>>>>
>>>>>>On February 20, 2002 at 11:29:44, Robert Hyatt wrote:
>>>>>>
>>>>>>>Don't understand the king safety evaluation here myself.  All Crafty will
>>>>>>>consider for black is Nxe5.  Handling this kind of position is critical when
>>>>>>>playing on ICC for example...  "Thou shalt not attack thyself..."
>>>>>>
>>>>>>All Crafty will ever think is 'thou shalt not attack..." :)
>>>>>>
>>>>>>  int king_safety_asymmetry =                  -40;
>>>>>>
>>>>>>Horrors!
>>>>>>
>>>>>>--
>>>>>>GCP
>>>>>
>>>>>
>>>>>Whatever it takes to survive.  Better to defend and win than to attack
>>>>>and lose...  which is _very_ common against a few particular players on
>>>>>ICC.
>>>>>
>>>>>Why open up both yourself _and_ your opponent and hope _you_ get the attack
>>>>>going first?  Humans are _better_ at analyzing such positions than any computer
>>>>>program around.  Playing right into their strength is incredibly dangerous...
>>>>
>>>>Playing tournament time control game is not the same as playing in ICC and I
>>>>guess that van wely could try a different strategy against Crafty.
>>>
>>>Why would you think that?  Crafty plays _plenty_ of long games on ICC, and
>>>those are the games I generally use to adjust things, _not_ the more numerous
>>>blitz games that happen.  I generally ignore those unless I see some sort of
>>>long-term trend taking shape...
>>
>>I guess that most of the long games are at faster time control than 120/40.
>
>Most FIDE games are faster than 120/40 in fact...
>
>
>
>
>>>
>>>
>>>
>>>
>>>>
>>>>Van wely plays against the opponent so it is natural that he is going to play
>>>>for positions that Rebel does not know to play and not for positions that other
>>>>programs do not know to play.
>>>
>>>I don't agree.  I don't think he knows a lot about Rebel 4.  He is just playing
>>>positions that computers in general don't understand.  I have played him many
>>>games on ICC as have others.  He has a good idea of what computers can and can't
>>>do, in general.  And, in general, _all_ have the same basic weaknesses...  Some
>>>moreso than others of course.
>>
>>The games you played against him are not the important tournament games that he
>>plays against Rebel.
>>
>>He boought Rebel Century few weeks before the match in order to learn about it's
>>weaknesses.
>>
>>He could simply download Crafty or use anohter program that he has
>>if his target was only to play anti-computer chess.
>>
>>Uri
>
>He has _done_ that.  He plays _lots_ of computer games on the server.  He has
>played matches against computers in fact, for amusement.  Other GMs have done
>the same (Shirov comes to mind but there are lots of others).
>
>You can play any of several computers and begin to get an idea of what computers
>can and can't do well...

My point was that for this match he bought Rebel and did not only try to play
against computers.

Uri



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