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Subject: Re: Nice end-game problem; here is another phenomenon, who can explain?

Author: Harald Faber

Date: 03:39:20 04/28/99

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On April 28, 1999 at 05:48:00, blass uri wrote:

>>>Hmm. So is there a difference between the Fritz-engine and the "normal" Crafty?!
>>>The engine has Be5.
>>
>>The engine has Be7 if you give it only the ginal position and not all the game
>
>The engine also has Be7 if you give it all the game and 3 options instead of 1.
>
>When you give the engine all the game it simply see that Be5 is a draw with
>repetition and Be7 has no threat.
>
>When you give the engine only the final position then Be5 is no repetition so
>crafty has not enough time to see that Be5 is drawing, check Be7 and discovers
>that it is winning.
>
>Uri

Not enough time??? Until maximum depth Crafty keeps Be5.



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