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Subject: Re: Interesting difference between Fritz 7.0.0.2 and 7.0.0.6

Author: Roy Eassa

Date: 13:21:09 01/31/02

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On January 31, 2002 at 16:12:35, Uri Blass wrote:

>On January 31, 2002 at 16:03:03, Roy Eassa wrote:
>
>>On January 31, 2002 at 15:45:12, Uri Blass wrote:
>>
>>>On January 31, 2002 at 12:49:16, Roy Eassa wrote:
>>>
>>>>On January 30, 2002 at 01:17:52, Jouni Uski wrote:
>>>>
>>>>>[D]5bk1/p3p1p1/p3P1P1/p7/p7/8/P7/5K2 w - - (mate in 17)
>>>>>
>>>>>Fritz 7.0.0.2 no solution ever 7.0.0.6 instantly Ke2
>>>>
>>>>
>>>>First, could you please post the moves of the mate in 17?
>>>>
>>>>My copy of Fritz 7.0.0.6 does not "get" this position!  Perhaps it's because I
>>>>have the January 7 one rather than the January 11 one?
>>>
>>>Do you use selectivity=0 like Jouni
>>>this position is not hard even for humans.
>>>the idea is simply to capture all the black pawns at the a file
>>>
>>
>>I've tried only the default settings of Fritz.
>>
>>I agree that it's an easy position for humans (even me).  It's just that my
>>quick count led me to think it took a bit longer than 17 moves
>
>I guess that you tried to capture the pawns from the wrong side(you probably
>tried to capture a7 first and it is a mistake and it is better to try to capture
>a4 first and if thr opponent play a3 a4 a5 then you neeed to go with the king to
>b5 and start capturing a4 a3 a4 a5 a6 a7 when only one move is no capture.
>
>Uri


You are 100% correct.



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