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Subject: Re: One mate to solve.

Author: leonid

Date: 10:26:16 08/31/02

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On August 31, 2002 at 08:15:19, Paul wrote:

>On August 31, 2002 at 06:41:28, leonid wrote:
>
>>Hi,
>>
>>This position is very easy to solve. At least for black side where mate have
>>accessible parameters and mate is 10 moves deep.
>>
>>[D]3Nqbbk/3NQqRq/3QrRp1/3Pqp2/3Qqn2/2p1Pn2/1r2Pp2/QNKBBQ2 w - -
>>
>>Please indicate Your result.
>>
>>Thanks,
>>Leonid.
>
>Hi Leonid,

Hi, Paul!

>My Pretz on a P3/1000 says a mate in 12 in 9 secs for White:

Excellent time! Probably You speeded even more Your program.

Mine for whites found also mate in 12. There I don't know shortest mate, since
for white side my branching was not very glorious.

>00:09 WM12 09 Nxf7+ Qxf7 Rxh7+ Kxh7 Rxf7+ Bxf7 Qxf7+ Kh6 Qh1+ Nh5 Qdxf8+ Kg5
>Qd8+ Rf6 Qdxf6+ Nxf6 Qxf6+ Qxf6 Qxf6+ Kg4 Qg2+ Kh5 Qgxg6#
>
>For Black it's a little shorter and faster:

It could be that our programs were indentical, or close for both colors. Mine,
on my Celeron 600Mhz and no hash, for white took 13 seconds. For black side it
took 0.38 sec.

Did You worked with Your program since I spoke with You last time, or You was
"out of town" like me?

Cheers,
Leonid.


>00:01 BM10 08 Rxb1+ Qxb1 Qxe3+ Bd2 cxd2+ Kc2 Ne1+ Qxe1 fxe1=N+ Kb2 Q5xd4+ Ka2
>Qa7+ Ba4 Qxa4+ Qa3 Qaxa3+ Qxa3 Qxa3#
>
>Groetjes,
>Paul



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