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Subject: Re: Pawn Torture tests?

Author: Miguel A. Ballicora

Date: 10:59:25 09/26/01

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On September 26, 2001 at 13:26:18, Koundinya Veluri wrote:

>On September 26, 2001 at 07:01:43, Jouni Uski wrote:
>
>>On September 25, 2001 at 22:56:30, Koundinya Veluri wrote:
>>
>>>Here's a good one I just found today in Franks's little test tournamet:
>>>
>>>Leila - King of Kings
>>>
>>>[D]6B1/1pp3p1/3p4/n1k2P2/2P3P1/4K3/8/8 b - - 0 40
>>>
>>>I think black already lost here, but
>>>
>>
>>No, after Nc6 result is 0,5-0,5. White cannot make any progres.
>>
>>Jouni
>
>Yes sorry, I didn't think about this too much. One thing though, Crafty doesn't
>get this immediately like I said before. I just got confused with its different
>scoring style (negative=positive for black). It takes most programs a long time
>to avoid Nxc4.
>
>Koundinya

Which one avoids it? what is the PV?
I tested this with my program and I think that it does not avoids it for the
right reason. Is not black winning?

   2634164   9      16.4    +1.91  Na5xc4   Bg8xc4   Kc5xc4   g4-g5
                                   Kc4-d5   Ke3-f4   g7-g6    f5xg6
                                   Kd5-e6   Kf4-e4   c7-c6    Ke4-d4
                                   b7-b5    g6-g7

4... g6! is the winning move, otherwise black loses. (5. g6! and 6.f6 is the
threat).

How is white supposed to play?

Regards,
Miguel




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