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Subject: Re: Tiger - Diep, game 2:

Author: Christophe Theron

Date: 18:10:25 01/13/00

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On January 13, 2000 at 19:04:33, Chessfun wrote:

>On January 13, 2000 at 18:59:26, Christophe Theron wrote:
>
>>On January 13, 2000 at 17:04:01, Chessfun wrote:
>>
>>>On January 13, 2000 at 15:37:28, Christophe Theron wrote:
>>>
>>>>On January 13, 2000 at 14:10:01, Jeremiah Penery wrote:
>>>>
>>>>>On January 13, 2000 at 14:02:44, James T. Walker wrote:
>>>>>
>>>>>>On January 13, 2000 at 09:14:09, Thorsten Czub wrote:
>>>>>>
>>>>>>>
>>>>>>>[Event "Tiger-Diep match"]
>>>>>>>[Site "k6-400"]
>>>>>>>[Date "2000.01.12"]
>>>>>>>[Round "2"]
>>>>>>>[White "Chess Tiger 12.0e"]
>>>>>>>[Black "Diep2"]
>>>>>>>[Result "1/2-1/2"]
>>>>>>>[Opening ""]
>>>>>>>
>>>>>>>{}
>>>>>>>1.e4 e5 2.Bc4 Nf6 3.Nc3 Nc6 4.a3 Nxe4 5.Nxe4 d5 6.Bd3 dxe4 7.Bxe4 Nd4 8.c3 Qh4
>>>>>>>9.d3
>>>>>>>Bg4 10.Qa4+
>>>>>>>Bd7 11.Qd1 Bg4 12.Qa4+ Bd7 13.Qd1 Bg4 1/2-1/2
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>>And now ???
>>>>>>>
>>>>>>>it seems diep always replays the book moves, and
>>>>>>>tiger without book is not learning.
>>>>>>>so - how often shall i reproduce the 2 games ???
>>>>>>
>>>>>>
>>>>>>Hello Thorsten,
>>>>>>Can you please remind me why Tiger is playing without book?  I'm sure Vincent
>>>>>>wants this to give his program some advantage but why is it being done?
>>>>>>Jim Walker
>>>>>
>>>>>I think Vincent was whining about how Tiger gets winning positions from book.
>>>>>In response, Christophe said Tiger would play the match without book, so Vincent
>>>>>would quit complaining about it.
>>>>
>>>>
>>>>That's right.
>>>>
>>>>
>>>>    Christop33he
>>>
>>>Would it have made for sense to play say game 1 then at the point
>>>where Tiger left book reverse colors and play game 2 from this
>>>exact same position.
>>>
>>>This way both would have got a chance to win from this position,
>>>claimed to be winning positions out of book, then we could have
>>>seen how strong that statement was or wasn't.
>>>Thanks.
>>
>>
>>Yes, there are several ways to avoid getting the same games several times. If
>>Vincent agrees we can find a way, without modifying the programs.
>>
>>
>>    Christophe
>
>I should maybe have been more specific. What I meant to say is that
>instead of playing with no book play both programs with book.
>Then after game 1, reverse colors where Tiger left book. This way
>were it a killer book that made it strong and not the engine itself
>the result would appear more apparent.
>Thanks.


Why not...


    Christophe



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