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Subject: Re: How to draw with Chessmaster

Author: Kurt Utzinger

Date: 10:57:03 07/23/03

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On July 23, 2003 at 12:47:20, Peter Berger wrote:

>On July 23, 2003 at 11:52:10, Kurt Utzinger wrote:
>
>>On July 23, 2003 at 11:24:54, Peter Berger wrote:
>>
>>>On July 23, 2003 at 11:19:20, Kurt Utzinger wrote:
>>>
>>>>On July 23, 2003 at 10:26:52, Mihaly Szalai wrote:
>>>>
>>>>>The CM 9000 default personality is rated 2789 on my Celeron 1.7 GHz
>>>>>machine. My Hungarian rating is 2127. Are we in the same class? No.
>>>>>It simply cannot handle this opening properly, unless it counts
>>>>>as success a draw with black (as I do against a comp with any colour).
>>>>>
>>>>>
>>>>>[Event "Chessmaster 9000 Rated Game"]
>>>>>[Site ""]
>>>>>[Date "2003.7.23"]
>>>>>[Round ""]
>>>>>[White "Szalai"]
>>>>>[Black "Chessmaster"]
>>>>>[TimeControl "3600+5"]
>>>>>[Result "1/2-1/2"]
>>>>>
>>>>>1.d4 d5 2.Nf3 Nf6 3.h3 e6 4.e3 Bd6 5.Bd3 c5 6.c3 O-O 7.O-O Nc6 8.Nbd2
>>>>>Qc7 9.Re1 Bd7 10.a3 c4 11.Bc2 Ne7 12.e4 dxe4 13.Nxe4 Nxe4 14.Bxe4 f6
>>>>>15.Bd2 Nd5 16.Qb1 f5 17.Bc2 Rac8 18.Ne5 Bxe5 19.Rxe5 Qd6 20.Qd1 Qb6
>>>>>21.Rb1 Qd6 22.Ra1 Qb6 23.Rb1 Qd6 24.Ra1 1/2-1/2
>>>>
>>>>     I have not yet studied the game, but am pleased that at least one person
>>>>     has understood what I meant with my comments regarding my personal matches
>>>>     "Man vs Machine". For players in the range of 2000 Elo and higher, it is
>>>>     still quite possible to get a lot of draws against the strongest computer
>>>>     programs, provided these players do no aim to win the game.
>>>>     Kurt
>>>
>>>Hi Kurt,
>>>
>>>it is obviously not a question of strength alone. Do you own a copy of Chess
>>>System Tal II ? To my experience it is quite tough to get draws from it as it
>>>likes to mix things up and it might score better than some top programs against
>>>you.
>>>
>>>Of course you might also have better chances to win a game ;).
>>>
>>>Peter
>>
>>     Hi Peter
>>     A fantastic example you have mentioned here. Of course do I own
>>     a copy of Chess System Tal II and I know from my experience that
>>     it is a much harder task to get a draw vs the unsteady playing CST II.
>>     On the other hand I agree with you, it is more likely to also win a
>>     game in situations where CST II has followed a completeley wrong path.
>>     Kurt
>
>When CST was new I had it playing on an ICC account for a longer time with quite
>slow hardware (P233). It was an interesting experience and it did definitely
>much better against humans than other programs of compairable strength in
>comp-comp games. Humans and especially the computer-killers have a tendency to
>trust the computer when it is about tactics and insane sacrifices are a very
>useful weapon for the chessengine.
>
>Of course the humans adapted after some time, but CST still did clearly better
>than over engines of compairable strength in comp-comp games. It always _did_
>something, so that the human had to work very hard.
>
>Of course this was mainly with blitzgames where this tactic might be more
>effective anyway, but then the anti-comp specialists at ICC used to do very well
>against other programs who allowed them to play at that time and time control.
>
>Peter

     Hi Peter
     Interesting comments and maybe a proof that there are not always the
     strongest program to get the best results vs human players. By the way,
     my most unpleasant opponent ever was Gandalf 3.0
     Kurt



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