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

Author: Eduard Nemeth

Date: 13:50:06 08/29/02

Go up one level in this thread


On August 29, 2002 at 14:09:01, Torstein Hall wrote:

>If you set selectivity to 0 in F7 it solves the probledm imidiately
>New game
>
>1kB5/p1p5/P1P5/PKp5/P1P5/8/7p/6bR w - - 0 1
>
>Analysis by Fritz 7:
>
>1.Bb7!
>  +-  (#7)   Depth: 10/19   00:00:00  20kN
>
>(H, Privat 29.08.2002)
>
>Torstein

I clear allways the hashtables!!

Here in ****This Moment*** after Hashclear:

Neue Partie
1kB5/p1p5/P1P5/PKp5/P1P5/8/7p/6bR w - - 0 1

Analysis by Fritz 7:

1.Le6 Ka8 2.Lh3 Kb8 3.Lf5 Ka8
  +-  (4.06)   Tiefe: 17/18   00:00:00  61kN
1.Le6 Ka8 2.Lh3 Kb8 3.Lf5 Ka8
  +-  (4.06)   Tiefe: 18/19   00:00:00  70kN
1.Le6 Ka8 2.Lh3 Kb8 3.Lf5 Ka8
  +-  (4.06)   Tiefe: 19/19   00:00:00  92kN
1.Le6 Ka8 2.Lh3 Kb8 3.Lf5 Ka8
  +-  (4.06)   Tiefe: 20/21   00:00:00  123kN
1.Le6 Ka8 2.Lh3 Kb8 3.Lf5 Ka8
  +-  (4.06)   Tiefe: 21/23   00:00:01  176kN
1.Le6 Ka8 2.Lh3 Kb8 3.Lf5 Ka8
  +-  (4.06)   Tiefe: 22/23   00:00:01  243kN
1.Le6 Ka8 2.Lh3 Kb8 3.Lf5 Ka8
  +-  (4.06)   Tiefe: 23/25   00:00:01  317kN
1.Le6 Ka8 2.Lh3 Kb8 3.Lf5 Ka8
  +-  (4.06)   Tiefe: 24/26   00:00:02  418kN
1.Le6 Ka8 2.Lh3 Kb8 3.Lf5 Ka8
  +-  (4.06)   Tiefe: 25/25   00:00:02  577kN
1.Le6 Ka8 2.Lh3 Kb8 3.Lf5 Ka8
  +-  (4.06)   Tiefe: 26/27   00:00:03  813kN
1.Le6 Ka8 2.Lh3 Kb8 3.Lf5 Ka8
  +-  (4.06)   Tiefe: 27/29   00:00:04  1189kN
1.Le6 Ka8 2.Lh3 Kb8 3.Lf5 Ka8
  +-  (4.06)   Tiefe: 28/30   00:00:06  1741kN
1.Le6 Ka8 2.Lh3 Kb8 3.Lf5 Ka8
  +-  (4.06)   Tiefe: 29/31   00:00:09  2590kN

(Nemeth, Stuttgart 29.08.2002)

>
>PS Remember to clear hashtable if you change setings
>
>
>On August 29, 2002 at 12:32:49, Eduard Nemeth wrote:
>
>>On August 29, 2002 at 11:15:25, Uri Blass wrote:
>>
>>>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.
>>
>>YES then...
>>
>>Analysis by Fritz 5.32:
>>
>>1.Le6 Ka8 2.Ld7 Kb8 3.Lg4 Ka8 4.Le6 Kb8 5.Ld7 Ka8
>>  +-  (4.78)  Tiefe: 17/21  00:00:03  86kN
>>1.Lb7!
>>  +-  (4.88)  Tiefe: 17/21  00:00:03  95kN
>>1.Lb7 Lf2 2.Txh2 Ld4 3.Th6 Lf6
>>  +-  (#8)  Tiefe: 17/36  00:00:16  9379kN
>>
>>!!!
>>
>>Eduard
>>
>>>
>>>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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