Author: Uri Blass
Date: 14:23:43 03/08/06
Go up one level in this thread
On March 08, 2006 at 16:55:48, Geo Disher wrote: >You may be wrong about Qb6 being the best move. Rybka finds axb5 as best also >after 17 hours of eval. > >New game >r1r1q1k1/6p1/p2b1p1p/1p1PpP2/PPp5/2P4P/R1B2QP1/R5K1 w - - 0 1 > >Analysis by Rybka 1.0 Beta 32-bit: > >1.Qb6 Rd8 2.Be4 Be7 3.axb5 Rd6 4.Qa5 Bd8 5.Qa4 a5 > +- (1.57) Depth: 4 00:00:00 >1.Qb6 Rd8 2.Be4 Be7 3.axb5 Rd6 4.Qa5 Bd8 5.Qa4 a5 > +- (1.57) Depth: 4 00:00:00 >1.Qb6 Rd8 2.Be4 Be7 3.axb5 Rd6 4.Qa5 Bd8 5.Qa4 a5 > +- (1.82) Depth: 5 00:00:00 >1.Qb6 Rd8 2.Be4 Be7 3.axb5 Rd6 4.Qa5 Bd8 5.Qa4 a5 > +- (2.06) Depth: 6 00:00:00 5kN >1.Qb6 Rd8 2.Be4 Be7 3.axb5 Rd6 4.Qa5 Bd8 5.Qa4 a5 > +- (1.73) Depth: 7 00:00:00 10kN >1.Qb6 Rd8 2.Be4 Be7 3.axb5 Rd6 4.Qa5 Bd8 5.Qa4 a5 > +- (1.83) Depth: 8 00:00:00 13kN >1.Qb6 Rd8 2.Be4 Be7 3.axb5 Rd6 4.Qa5 Bd8 5.Qa4 a5 > +- (1.73) Depth: 9 00:00:00 17kN >1.Qb6 Rd8 2.Be4 Be7 3.axb5 Rd6 4.Qa5 Bd8 5.Qa4 a5 > +- (1.95) Depth: 10 00:00:00 37kN >1.Qb6 Rd8 2.Be4 Be7 3.axb5 Rd6 4.Qa5 Bd8 5.Qa4 a5 > +- (1.86) Depth: 11 00:00:01 44kN >1.Qb6 Rd8 2.Be4 Be7 3.axb5 Rd6 4.Qa5 Bd8 5.Qa4 a5 > +- (1.77) Depth: 12 00:00:02 116kN >1.Qb6 Rd8 2.Be4 Be7 3.axb5 Rd6 4.Qa5 Bd8 5.Qa4 a5 > +- (1.68) Depth: 13 00:00:03 199kN >1.Qb6 Rd8 2.Be4 Be7 3.axb5 Rd6 4.Qa5 Bd8 5.Qa4 a5 > +- (1.65) Depth: 14 00:00:04 298kN >1.Qb6 Rd8 2.Be4 Be7 3.axb5 Rd6 4.Qa5 Bd8 5.Qa4 a5 > +- (1.63) Depth: 15 00:00:05 450kN >1.Qb6 Qe7 2.axb5 Rab8 3.Qxa6 e4 4.Qa7 Qe5 5.Qe3 Re8 > +- (1.65) Depth: 16 00:00:10 1369kN >1.Qb6 Qe7 2.axb5 Rab8 3.Qxa6 e4 4.Qa7 Qe5 5.Qe3 Re8 > +- (1.65) Depth: 17 00:00:46 5181kN >1.Qb6 Qe7 2.axb5 Rab8 3.Qxa6 e4 4.Qa7 Qe5 5.Qe3 Re8 > +- (1.55) Depth: 18 00:01:54 12780kN >1.Qb6 Qe7 2.axb5 Rab8 3.Qxa6 e4 4.Qa7 Qe5 5.Qe3 Re8 > +- (1.75) Depth: 19 00:03:47 26970kN >1.Qb6 Qe7 2.axb5 Rab8 3.Qxa6 e4 4.Qa7 Qe5 5.Qe3 Re8 > +- (1.70) Depth: 20 00:06:27 46469kN >1.Qb6 Qe7 2.axb5 Rab8 3.Qxa6 e4 4.Qa7 Qe5 5.Qe3 Re8 > +- (1.59) Depth: 21 00:12:58 89868kN >1.Qb6 Qe7 2.axb5 Rab8 3.Qxa6 e4 4.Qa7 Qe5 5.Qe3 Re8 > +- (1.53) Depth: 22 00:32:35 215285kN >1.Qb6 Qe7 2.axb5 Rab8 3.Qxa6 > ± (1.39) Depth: 23 01:11:34 454452kN >1.Qb6 Qe7 2.axb5 > +- (1.52) Depth: 24 02:27:32 937211kN >1.Qb6 Qe7 > ± (1.26) Depth: 25 07:55:22 2876850kN >1.axb5 axb5 > ± (1.28) Depth: 25 17:10:17 2876850kN > >(, 08.03.2006) This version is an old rybka version and the difference is only 0.02 pawns so it may change it's mind later. I read in the following post that Rybka does not choose axb5 after 24 hours so I guess that better rybka was used http://www.talkchess.com/forums/1/message.html?491170 Uri
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