Author: William Penn
Date: 08:14:38 01/02/06
Go up one level in this thread
On January 02, 2006 at 10:55:58, William Penn wrote:
>On January 02, 2006 at 07:37:45, K. Burcham wrote:
>
>>
>>The strongest chess program ever made, opened the a-file, blocked the e5 pawn,
>>and went on to intimidate the 2750 opponent to resign.
>>
>>will your program open the a-file and block the e5pawn.
>>
>>Here is rybka after 5 hours.
>>2200mhz Athlon64
>>512 hash
>>
>>Looking for this line
>>36. axb5 axb5 37. Be4
>>
>> [D] r1r1q1k1/6p1/p2b1p1p/1p1PpP2/PPp5/2P4P/R1B2QP1/R5K1 w - - 0 36
>>
>>Rybka 1.0 Beta 32-bit:
>>
>>36.Qb6 Qe7 37.axb5 Rab8 38.Qxa6 e4 39.Qa7 Qe5 40.Qe3 Bc7
>> +- (1.62) Depth: 22 00:38:29 271623kN
>>36.Qb6 Qe7 37.axb5 Rab8 38.Qxa6 e4 39.Qa7 Qe5 40.Qe3 Bc7
>> +- (1.59) Depth: 23 01:07:07 465416kN
>>36.Qb6 Qe7
>> ± (1.26) Depth: 24 05:14:05 1975804kN
>>
>>kburcham
>
>
>Rybka considers your idea as second best. Using multi-PV mode...
>
>[D]r1r1q1k1/6p1/p2b1p1p/1p1PpP2/PPp5/2P4P/R1B2QP1/R5K1 w - -
>
>Engine: Rybka 1.01 Beta 7 32-bit (704 MB)
>by Vasik Rajlich
>
>17 5:20 +2.02 1.Qb6 Rd8 2.Be4 Be7 3.axb5 Rd6 4.Qa5 Bd8
> 5.Qa4 a5 6.bxa5 Bxa5 7.Kh2 Qd7 (33.664.377) 107
>
>17 5:55 +1.23 1.axb5 axb5 2.Be4 Rcb8 3.Ra6 Qd8
> 4.Kh2 Rxa6 5.Rxa6 Qd7 6.Kg3 Kf7
> 7.Qe3 Rb7 (37.609.781) 108
>
>17 6:12 +0.60 1.Be4 a5 2.axb5 axb4 3.Rxa8 Rxa8
> 4.Ra6 Qd8 5.Qa2 Rxa6 6.bxa6 bxc3
> 7.Kh2 Qa8 (39.353.897) 108
>
>
>P.S.
>I have no prior experience trying to import FEN into Shredder Classic 9.1 GUI.
>The "0 36" was truncated from FEN when I imported this position from an .epd
>file. I don't know if that has any effect on the analysis, nor if there is a
>better way to import FEN into that GUI.
>WP
I let it run a little longer and the gap between the first two PVs is narrowing.
Perhaps your idea would come out on top eventually, with a superfast computer or
very long run times.
r1r1q1k1/6p1/p2b1p1p/1p1PpP2/PPp5/2P4P/R1B2QP1/R5K1 w - -
Engine: Rybka 1.01 Beta 7 32-bit (704 MB)
by Vasik Rajlich
20 25:13 +1.70 1.Qb6 Qe7 2.axb5 Rab8 3.Qxa6 e4
4.Qa7 Qe5 5.Qe3 Re8 6.b6 Qh2+ 7.Kf1 Bf4 (160.548.890) 108
20 28:22 +1.27 1.axb5 axb5 2.Be4 Rcb8 3.Ra6 Kf7
4.Ra7+ Kg8 5.Kh2 Qd8 6.Kg3 Rxa7
7.Qxa7 Bc7 (181.434.497) 109
20 30:42 +0.67 1.Be4 a5 2.axb5 axb4 3.Rxa8 Rxa8
4.Ra6 Qd8 5.Qa2 Rxa6 6.bxa6 Bc5+
7.Kh2 b3 (196.471.231) 109
WP
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