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Subject: Re: Shredder 6.02 finds +2.04 after 10 mins 33 now at +2.28 after 43 mins

Author: Anson T J

Date: 19:26:40 07/23/02

Go up one level in this thread


On July 23, 2002 at 22:21:38, Dann Corbit wrote:

>On July 23, 2002 at 22:13:35, Anson T J wrote:
>
>>New position
>>[d]r1b1r1k1/1q3ppp/ppn5/2bNp3/P4B2/5Q1P/BP3PP1/R2R2K1 w - - 0 1
>>
>>Analysis by Shredder 6.02:
>>1.Nf6+ gxf6 2.Bh6 Bf8 3.Bd5 e4 4.Qg3+ Bg4 5.Qxg4+ Kh8 6.Bxf8 Rxf8 7.Qxe4 Rfe8
>>8.Bxc6 Qxc6
>>  ³  (-0.48)   Depth: 11/22   00:00:34  12383kN
>>1.Nf6+ gxf6 2.Bh6 Bf8 3.Bd5 e4 4.Qg3+ Bg7 5.Bxg7 Nd4 6.Bxb7 Ne2+ 7.Kh2 Re6
>>  =  (-0.13)   Depth: 11/22   00:00:36  13345kN
>>1.Nf6+ gxf6 2.Bh6 Bf8 3.Bd5 Bd7 4.Qxf6 Re6 5.Bxe6 Bxe6 6.Ra3 Ne7 7.Bxf8 Rxf8
>>8.Rg3+ Ng6 9.Qxe5
>>  =  (0.14)   Depth: 11/22   00:00:49  18628kN
>>1.Nf6+ gxf6 2.Bh6 Bf8 3.Bd5 Bd7 4.Qxf6 Re6 5.Bxe6 Bxe6 6.Qg5+ Kh8 7.Rd8 Rxd8
>>8.Bxf8 f6 9.Qxf6+ Kg8 10.Ba3 Bf7
>>  =  (0.09)   Depth: 12/24   00:01:18  29771kN
>>1.Nf6+ gxf6 2.Bh6 Bf8 3.Bd5 Bd7 4.Ra3 Re6 5.Bxf8 Rxf8 6.Qg4+ Kh8 7.Rg3 e4 8.Bxe4
>>Re7 9.Qg7#
>>  ²  (0.34)   Depth: 13/26   00:02:37  60529kN
>>1.Nf6+ gxf6 2.Bh6 Bf8 3.Bd5 Bd7 4.Ra3 Bxh6 5.Qxf6 Bf5 6.Bxc6 Bg7 7.Rg3 Bg6
>>8.Qxg7+ Kxg7 9.Bxb7 b5 10.Bxa8
>>  ²  (0.67)   Depth: 13/26   00:03:09  73323kN
>>1.Nf6+ gxf6 2.Bh6 Bf8 3.Bd5 Bd7 4.Ra3 Bxh6 5.Qxf6 Bf5 6.Bxc6 Bg7 7.Bxb7 Bxf6
>>8.Bxa8 Rxa8 9.Rf3 Bc2 10.Rd2
>>  ±  (0.92)   Depth: 14/28   00:05:56  139257kN
>>1.Nf6+ gxf6 2.Bh6 Bf8 3.Bd5 Bd7 4.Ra3 Bxh6 5.Qxf6 Bf5 6.Bxc6 Bg7 7.Bxb7 Bxf6
>>8.Bxa8 Rxa8 9.Rf3 Bxh3 10.Rxf6 Be6
>>  +-  (1.42)   Depth: 14/28   00:07:46  181222kN
>>1.Nf6+ gxf6 2.Bh6 Bf8 3.Bd5 Bd7 4.Ra3 Bxh6 5.Qxf6 Re6 6.Bxe6 Bxe6 7.Rg3+ Kf8
>>8.Qxh6+ Ke7 9.Qh4+ Kf8 10.Qxh7 Ke7 11.Qh4+ Kf8 12.Qf6
>>  +-  (2.04)   Depth: 14/28   00:10:33  246316kN
>>1.Nf6+ gxf6 2.Bh6 Bf8 3.Bd5 Bd7 4.Ra3 Bxh6 5.Qxf6 Bf5 6.Bxc6 Bg7 7.Bxb7 Bxf6
>>8.Bxa8 Rxa8 9.Rf3 Bxh3 10.Rxf6
>>  +-  (2.05)   Depth: 15/30   00:17:30  408062kN
>>1.Nf6+ gxf6 2.Bh6 Bf8 3.Bd5 Bxh6 4.Bxc6 Qe7 5.Bxe8 Rb8 6.Bc6 f5 7.Re1 Bg7 8.Rac1
>>  +-  (2.28)   Depth: 16/32   00:42:31  993322kN
>>
>>At depth 16, shredder prefers Nf6+ gxf6 Bh6 Bf8 Bd5 *Bxh6*
>
>Perhaps an indication of why Shredder wins so many championships.  On the tough
>positions, it's smarter than the average bear.
>
>What sort of hardware do you have, and how much hash did you allocate?

Dual PIII 700MHz (Clocked at 933MHz) 256 MB Hash

I think the 256 hash is only good for 1-2 mins of searching though wish i had
more ram.

I agree with you, Shredder is very impressive.



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