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Subject: Re: Can Junior6a or Deep Junior find 9.Bh6 against piket?

Author: blass uri

Date: 10:04:42 07/18/00

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On July 18, 2000 at 12:52:39, Chessfun wrote:

>On July 18, 2000 at 09:44:58, blass uri wrote:
>
>>[D]rnbqk2r/1p1n1pbp/p1p1p1p1/3pP3/3P1B2/2N2N1P/PPPQ1PP1/R3KB1R w KQkq - 0 1
>>
>>In this position Deep Junior played 9.Bg5.
>>
>>I test my Junior5.9 on PIII450 at time control of 9 hours/moves 9-11
>>Junior5.9 liked Bg5 at depth 18 but changed its mind to Bh6 at depth 20.
>>
>>The score of 9.Bh6 at depth 20 is +0.62
>>Junior5.9 found this move after 51 minutes and 21 seconds after searchng 936542
>>knodes.
>>
>>Can Junior6a find the same move at iteration 20?
>>Did Junior miss this move because of the fact that the hardware was not fast
>>enough or because of bad time management?
>>
>>Uri
>
>Hi Uri !!
>
>I think you will find J6a will stick with 9. Bh6.
>I will leave it running as I have to go out for a bit.
>
>rnbqk2r/1p1n1pbp/p1p1p1p1/3pP3/3P1B2/2N2N1P/PPPQ1PP1/R3KB1R w KQkq - 0 1
>
>Analysis by Junior 6.1:
>
>1.h4 c5
>  =  (0.14)   Depth: 3   00:00:00
>1.Bh6 0-0 2.Qf4 Bxh6 3.Qxh6
>  ²  (0.50)   Depth: 6   00:00:00  4kN
>1.Bh6 0-0 2.Qf4 Bxh6 3.Qxh6
>  ²  (0.50)   Depth: 6   00:00:00  4kN
>1.Bh6 0-0 2.Qf4 Bxh6 3.Qxh6
>  ²  (0.50)   Depth: 6   00:00:00  4kN
>1.Bh6 0-0 2.Qf4 Bxh6 3.Qxh6
>  ²  (0.50)   Depth: 6   00:00:00  4kN
>1.Bh6 0-0 2.Qf4 Bxh6 3.Qxh6
>  ²  (0.50)   Depth: 6   00:00:00  4kN
>1.Bh6 0-0 2.Qf4 Bxh6 3.Qxh6
>  ²  (0.50)   Depth: 6   00:00:00  4kN
>1.Bh6 0-0 2.Qf4 Qb6 3.0-0-0 c5 4.dxc5
>  ²  (0.49)   Depth: 9   00:00:00  36kN
>1.Bh6 0-0 2.Qf4 f6 3.Bxg7 Kxg7 4.Qg4 fxe5 5.dxe5 Rf5
>  ²  (0.41)   Depth: 12   00:00:05  750kN
>1.Bh6 0-0 2.Qe3 c5 3.Bxg7 Kxg7 4.dxc5 Qa5
>  ²  (0.45)   Depth: 14   00:00:17  4206kN
>1.Bh6 0-0 2.h4 c5 3.Bxg7 Kxg7 4.h5 Rh8 5.dxc5 Nxc5 6.Ng5
>  ²  (0.50)   Depth: 16   00:01:18  20095kN
>
>(Bird, Scarb 18.07.2000)
>
>Thanks.

We will see.

My Junior5.9 also liked Bh6 only to change its mind later to Bg5 and later again
to Bh6.

I think it got only depthes 3,6,9,12,15,18,20 and I am not sure about the depth
that it changed its mind to Bg5.

Uri



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