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Subject: Re: Basic Rybka Questions ?

Author: Vasik Rajlich

Date: 04:08:48 01/27/06

Go up one level in this thread


On January 25, 2006 at 05:33:58, Eduard Nemeth wrote:

This one has scrolled already off the first forum page. Anyway, please see the
answers below.

>Rybka basic questions:
>
>1. Which version of Rybka (Beta?) will have to Testing for us underpromission
>(Unterwandlung)?
>

This will be in one of the last versions (or even last version), ie. Rybka 1.2.

>Example:
>
>[D]r1bqnbnr/pppkppPp/7R/3p4/8/8/PPPPPPP1/RNBQKBN1 w Q - 0 1
>
>Analysis by Rybka 1.01 Beta 12 32-bit:
>
>6.gxh8D
>  +-  (14.72)   Tiefe: 3   00:00:00
>6.gxh8D
>  +-  (14.67)   Tiefe: 4   00:00:01
>6.gxh8D Lxh6
>  +-  (13.30)   Tiefe: 5   00:00:01
>6.gxh8D Lxh6 7.Dxg8
>  +-  (13.28)   Tiefe: 6   00:00:02  138kN
>6.gxh8D Lxh6 7.Dxg8 Sf6
>  +-  (13.30)   Tiefe: 7   00:00:04  287kN
>6.gxh8D Lxh6 7.Dxg8 Sf6 8.Dg3
>  +-  (13.28)   Tiefe: 8   00:00:04  287kN
>6.gxh8D Lxh6 7.Dxg8 Sf6 8.Dg3 Ke8
>  +-  (13.28)   Tiefe: 9   00:00:05  287kN
>
>(Nemeth, Privat 25.01.2006)
>
>2. Which version of Rybka (Beta?) will have to Testing for us (no only about
>+320)
>

Rybka Beta 13b, probably late on Friday.

>Example:
>
>[D]7r/4p1k1/p3Pppp/1p6/3N1R2/3PQ2P/qr4b1/5RK1 w - - 0 1
>
>Analysis by Rybka 1.01 Beta 12 32-bit:
>
>1.T1f2
>  -+  (-3.05)   Tiefe: 3   00:00:01
>1.T1f2
>  -+  (-3.31)   Tiefe: 4   00:00:01
>1.T1f2 Ld5
>  -+  (-3.17)   Tiefe: 5   00:00:01
>1.T1f2 Ld5 2.Txb2
>  -+  (-3.34)   Tiefe: 6   00:00:02  65kN
>1.Txf6 exf6 2.Sf5 gxf5
>  =  (0.00)   Tiefe: 6   00:00:02  65kN
>1.Txf6 Tf2 2.T1xf2 Dxf2+ 3.Txf2 Lf3 4.Dxf3
>  +-  (12.66)   Tiefe: 7   00:00:07  74kN
>1.Txf6 exf6 2.Sf5 gxf5 3.Da7 Kg6 4.Df7+
>  +-  (319.75)   Tiefe: 8   00:00:12  131kN
>
>(Nemeth, Privat 25.01.2006)
>
>3. Which version of Rybka (Beta?) will have to Testing for us EGTB Positions?
>

Rybka Beta 13 (was released on Thursday).

>[D]8/8/1ppk4/p4P2/4K3/8/PP6/8 w - - 0 1
>
>White wins!
>
>Analysis by Rybka 1.01 Beta 12 32-bit:
>
>1.b3
>  ²  (0.33)   Tiefe: 3   00:00:02
>1.b3
>  ²  (0.35)   Tiefe: 4   00:00:02
>1.b3 b5
>  ²  (0.35)   Tiefe: 5   00:00:02
>1.b3 b5 2.Kd4
>  ²  (0.27)   Tiefe: 6   00:00:02  7kN
>1.b3 b5 2.Kd4 c5+ 3.Ke4
>  ²  (0.28)   Tiefe: 7   00:00:02  18kN
>1.Kf4 Ke7 2.Ke5 a4
>  ²  (0.29)   Tiefe: 7   00:00:02  31kN
>1.Kf4 Ke7 2.Kg5 Kf7 3.f6
>  ²  (0.29)   Tiefe: 8   00:00:02  37kN
>1.Kf4 Ke7 2.b3 Kf6 3.a3 Kf7
>  ²  (0.35)   Tiefe: 9   00:00:02  69kN
>1.Kf4 Ke7 2.b3 Kf6 3.a3 Kf7 4.Ke5
>  =  (0.25)   Tiefe: 10   00:00:03  109kN
>1.Kf4 Ke7 2.b3 Kf6 3.a3 b5 4.b4 a4
>  ²  (0.29)   Tiefe: 11   00:00:03  175kN
>1.Kf4 b5 2.Kg5 Ke7 3.Kg6 Kf8 4.Kf6 c5 5.Ke5
>  ²  (0.62)   Tiefe: 12   00:00:04  329kN
>1.Kf4 b5 2.Kg5 Ke7 3.Kg6 Kf8 4.Kf6 c5 5.Ke6 c4
>  ²  (0.55)   Tiefe: 13   00:00:05  444kN
>1.Kf4 Ke7 2.Ke5 a4 3.f6+ Kf7 4.Kd6 c5 5.Kc6 Kxf6 6.Kxb6 c4
>  ±  (0.75)   Tiefe: 14   00:00:06  732kN
>1.Kf4 b5 2.Kg5 Ke7 3.Kg6 Kf8 4.Kf6 c5 5.Ke6 c4 6.Kd5 Ke7
>  ±  (0.75)   Tiefe: 15   00:00:07  1050kN
>1.Kf4 b5 2.Kg5 Ke7 3.Kg6 Kf8 4.Kf6 c5 5.Ke6 c4 6.Kd5 Ke7 7.Kc5
>  ±  (0.75)   Tiefe: 16   00:00:09  1388kN
>1.Kf4 b5 2.Kg5 Ke7 3.Kg6 Kf8 4.Kf6 c5 5.Ke6 c4 6.Kd5 Ke7 7.Kc5 b4
>  ±  (0.75)   Tiefe: 17   00:00:12  1782kN
>1.b3 b5 2.f6 Ke6 3.Kd4 Kd6 4.f7 c5+ 5.Ke4 Ke7 6.Kd5 c4 7.bxc4 bxc4
>  ±  (0.87)   Tiefe: 17   00:00:15  2309kN
>1.b3 b5 2.f6 Ke6 3.Kd4 Kd6 4.f7 c5+ 5.Ke4 Ke7 6.Kd5 c4 7.bxc4 bxc4
>  ±  (0.93)   Tiefe: 18   00:00:19  3047kN
>1.b3 a4 2.bxa4 Kd7 3.Kd4 Ke7 4.Ke5 c5 5.Kd5 Kf6 6.a5 bxa5 7.Kxc5 Kxf5
>  ±  (0.99)   Tiefe: 19   00:00:34  5049kN
>1.b3 a4 2.bxa4 Kd7 3.Ke5 Ke7 4.f6+ Kd7 5.a5 bxa5 6.a4 Ke8 7.Kd6 Kf7
>  ±  (1.18)   Tiefe: 20   00:00:52  6909kN
>
>(Nemeth, Privat 25.01.2006)
>
>Example:
>
>4. Which version of Rybka (Beta?) will have to Testing for us Endgame Knowledge?

Rybka Beta 14. It's hard to give an exact date, sometime in early February.

Vas

>
>Example:
>
>[D]8/8/8/3B4/8/2K5/2N5/2k5 w - - 0 1
>
>Analysis by Rybka 1.01 Beta 12 32-bit:
>
>1.Se3
>  +-  (8.88)   Tiefe: 3   00:00:00
>1.Sb4
>  +-  (8.93)   Tiefe: 3   00:00:00
>1.Sb4
>  +-  (9.00)   Tiefe: 4   00:00:00
>1.Sb4 Kd1
>  +-  (6.05)   Tiefe: 5   00:00:00
>1.Sb4 Kd1 2.Lf3+ Ke1
>  +-  (6.05)   Tiefe: 6   00:00:00  28kN
>1.Sb4 Kd1 2.Lf3+ Ke1 3.Sd3+ Kf1 4.Ld5
>  +-  (6.05)   Tiefe: 7   00:00:00  61kN
>1.Sb4 Kd1 2.Lf3+ Ke1 3.Sd3+ Kf1 4.Ld5 Ke2
>  +-  (6.05)   Tiefe: 8   00:00:01  138kN
>1.Sb4 Kd1 2.Lf3+ Ke1 3.Sd3+ Kf1 4.Ld5 Ke2 5.Sc1+ Kd1
>  +-  (6.05)   Tiefe: 9   00:00:02  304kN
>1.Sb4 Kd1 2.Lf3+ Ke1 3.Sd3+ Kf1 4.Ld5 Ke2 5.Sc1+ Kd1 6.Kb2 Ke1
>  +-  (6.05)   Tiefe: 10   00:00:04  588kN
>1.Sb4 Kd1 2.Lf3+ Ke1 3.Sd3+ Kf1 4.Ld5 Ke2 5.Sc1+ Kd1
>  +-  (6.05)   Tiefe: 11   00:00:07  1108kN
>1.Sb4 Kd1 2.Lf3+ Ke1 3.Sd3+ Kf1 4.Ld5 Ke2 5.Sc1+ Kd1 6.Kb2 Ke1 7.Sd3+ Kf1
>  +-  (6.05)   Tiefe: 12   00:00:11  1950kN
>1.Sb4 Kd1 2.Lf3+ Ke1 3.Sd3+ Kf1 4.Ld5 Ke2 5.Sc1+ Kd1 6.Kb2 Ke1 7.Sd3+ Kf1
>  +-  (6.05)   Tiefe: 13   00:00:17  3168kN
>1.Sb4 Kd1 2.Lf3+ Ke1 3.Sd3+ Kf1 4.Ld5 Ke2 5.Sc1+ Kd1 6.Kb2 Ke1 7.Sd3+ Kf1
>  +-  (6.05)   Tiefe: 14   00:00:25  4906kN
>1.Sb4 Kd1 2.Lf3+ Ke1 3.Sd3+ Kf1 4.Ld5 Ke2 5.Sc1+ Kd1 6.Kb2 Ke1 7.Sd3+ Kf1
>  +-  (6.05)   Tiefe: 15   00:00:38  7465kN
>
>(Nemeth, Privat 25.01.2006)
>
>Thanks for answer,
>Eduard.



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