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Subject: Re: My new Hobby with Fritz = Zugzwang!

Author: Uri Blass

Date: 08:15:25 08/29/02

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On August 29, 2002 at 10:46:45, Volker Pittlik wrote:

>On August 29, 2002 at 10:01:58, Eduard Nemeth wrote:
>
>...
>>
>>[D]1kB5/p1p5/P1P5/PKp5/P1P5/8/7p/6bR w
>>
>>
>>Analysis by Fritz 7.008:
>>
>>1.Le6 Ka8 2.Lh3 Kb8 3.Lf5 Ka8
>>  +-  (4.06)  Tiefe: 35/47  00:01:39  33456kN, tb=138
>>1.Le6 Ka8 2.Lh3 Kb8 3.Lf5 Ka8
>>  +-  (4.06)  Tiefe: 36/48  00:02:33  51206kN, tb=301
>>1.Le6 Ka8 2.Lh3 Kb8 3.Lf5 Ka8
>>  +-  (4.06)  Tiefe: 37/51  00:03:37  74332kN, tb=604
>
>
>All engines I tested (Amy, Aristarch, Crafty, Comet, Dragon, LambChop, Nejmet,
>Pepito, SOS, Tao and Yace) found a mate within a second. I tried Fritz and
>confirm Eduard's post. What's wrong with Fritz here?

Fritz is using null move in a more aggresive way.

I even know about cases when it has the right move but no pv because the move
threats nothing.

I know about no other program with that behaviour.

Uri



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