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Subject: Re: The last bug in Fritz 5.32 ?

Author: Paulo Soares

Date: 17:46:24 05/30/99

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On May 30, 1999 at 20:37:36, Melvin S. Schwartz wrote:

>
>On May 30, 1999 at 20:21:49, Paulo Soares wrote:
>
>>On May 30, 1999 at 19:31:02, Anatoli wrote:
>>
>>>Hi !
>>>Yeasterday I got in an interesting situation when I wanted to show Fritz 5.32 in
>>>action. One of my friends proposed a very easy task to solve. I said that Fritz
>>>5.32 played at IG level and could solve most of the problems in seconds. But
>>>then we gave Fritz 5.32 a well known task by P.Morphy, which we knew
>>>since our childhood.
>>>Here it is :
>>>W. Kc8, Ra1, b6
>>>B.  Ka8, Bb8, a7,b7
>>>Checkmate in 2. 1.Ra6 ba 2.b7X  1.Ra6.B--- 2.Rxa7X
>>>Everybody knows this chess puzzle. I set up this position and smiled quite
>>>loudly. Then I press the Watch button on the main tool bar and proposed
>>>Fritz to Play. To my big confuse Fritz 5.32 gave 1.Kd7 !!!??? It didn't find
>>>1.Ra6. Why ? I repeated this task many times but Fritz proposed only 1.Kd7.
>>>Then I gave this position to all available engines and they solved it in 1
>>>sec.So, can anybody try this super difficult position on your computer ? Fritz
>>>5.32 can checkmate now with a knight and a bishop. But will it be able to find
>>>athis checkmate in 2 ?
>>>Thanks
>>>Anatoli
>>
>>It places in "Infinite Analyses", with two or more variants,
>>Fritz5.32 will find Ra6 immediately. Stranger, it's not the
>>first time that I see a bug to be decided using the mode
>>"Infinite Analyses" with more than one variant.
>>
>>Paulo Soares, from Brazil
>
>Hi Paulo
>
>If I understand you correctly, you are saying the problem was Anatoli had it set
>up at the infinite level? I tried it on my Fritz 5.32 and got the same result.
>The problem with using set up on Fritz is that the screen doesn't show what
>level you're in. I always have it set for 40/2, so does this mean Fritz
>automatically goes to the Infinite level when in set up, or was it in the 40/2
>mode?
>
>Mel

Not Infinite Level, but Infinite Analyses(This option is in the
key "game", below "Play against Fritz", or ALT+F2.

Paulo Soares



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