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Subject: Re: Difficult test position for your engines!

Author: Uri Blass

Date: 05:36:33 09/29/03

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On September 29, 2003 at 07:08:48, Drexel,Michael wrote:

>On September 29, 2003 at 06:36:42, José de Jesús García Ruvalcaba wrote:
>
>>On September 29, 2003 at 06:31:13, Drexel,Michael wrote:
>>
>>>On September 29, 2003 at 06:21:18, José de Jesús García Ruvalcaba wrote:
>>>
>>>>[D] 8/8/p4Bp1/1pPb2P1/1P2kp2/P7/5K2/8 w
>>>>From Bellon-Minic, only 41. c6!! draws, all other moves lose.
>>>>José.
>>>
>>>
>>>Are you sure
>>>Show me how to win with black after 41.Bd8 for example.
>>>
>>>Michael
>>
>>After Bd8, black plays Bc6!, then f3, then the black king goes to capture the
>>a3-pawn, then return to e4 and puts white in Zugzwang.
>>José.
>
>Hmm, maybe you can do some triangulation with the King before playing a5.
>I am not sure though.
>I also dont see why c6 should be a draw then.
>How did the game end?
>
>Michael

I did not analyze it but after c6 the white bishop can protect b4 from e7

The position is familiar to me and I read the claim that sacrificing a pawn is
the only way to draw but I did not analyze it to be sure.

Uri



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