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Subject: Re: Huge Bug in Fritz 9 (Engine) - Ooops

Author: Helmut Conrady

Date: 11:38:18 10/18/05

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On October 18, 2005 at 14:36:22, Helmut Conrady wrote:

>On October 18, 2005 at 12:38:29, Kurt Utzinger wrote:
>
>>Hi Michael
>>Indeed a huge bug. Even after 1...Ne5??
>>the engine does never consider 2.Bxe5
>>as you can see below from the analysis
>>in the MV mode.
>>Regards
>>Kurt
>
>
>>
>>New game - Junior 9, Blitz:1'+1"
>>[D]1n1r3k/1p6/2p5/4n3/3B4/8/4K3/R7 w - - 0 1
>>
>>Analysis by Fritz 9:
>>
>>1. ³ (-0.41): 2.Rh1+ Kg8 3.Bc3 b5 4.Rb1 Rd3 5.Be1 Na6 6.Bf2 Kf7 7.Rf1 Ke6
>>2. ³ (-0.41): 2.Bc3 b5 3.Rb1 Kg7 4.Ba5 Rd3 5.Be1 Nbd7 6.Bf2 Kf6
>>3. ³ (-0.41): 2.Bc5 b5 3.Bb4 Na6 4.Bc3 c5
>>4. ³ (-0.41): 2.Bb2 c5 3.Ra7 b6 4.Rb7 Nbc6 5.Kf1 Nd4 6.Bc3 b5
>>
>>(Utzinger,  18.10.2005)
>
>After Lxe5 Te8 white ist lost anyway, because the bishop is gone and so white
>has even fewer material to hold the (lost) position. So why should the behaviour
>in the position you mentioned be a serious bug?
>
>Helmut

I wrote nonsense, because I forgot the check. Sorry.

Helmut



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