Author: Albert Silver
Date: 03:35:07 01/24/06
Go up one level in this thread
On January 24, 2006 at 06:30:42, Mark R. Anderson wrote:
>Eduard,
>
>But of course, Rybka does not yet have its endgame knowledge built in, and also
>no EGTB access. The EGTB will go in this week, hopefully, and the endgame
>knowledge in a few weeks. Then, let's see if Rybka can solve this. I think
>perhaps it will.
>
>Mark
I'll add that this is nothing new either. I pointed out that Beta 1 couldn't see
that KP vs. K with opposition is a draw. Since Beta 12 doesn't have any new
endgame knowledge, there is no reason to expect it to do any better.
Albert
>
>On January 24, 2006 at 05:19:01, Eduard Nemeth wrote:
>
>>Composition by Eduard Nemeth, CCC Forum 2006.01.24:
>>
>>:)
>>
>>[D]7K/8/P7/k2p4/8/2P1P3/8/8 b - - 0 1
>>
>>White wins after 1...Kxa6 2. Kg8! (only move)
>>
>>Analysis by Rybka 1.01 Beta 12 32-bit:
>>
>>1...Kxa6
>> ± (0.76) Tiefe: 3 00:00:00
>>1...Kxa6
>> ± (0.95) Tiefe: 4 00:00:00
>>1...Kxa6 2.Kg7
>> ± (1.01) Tiefe: 5 00:00:00
>>1...Kxa6 2.Kg7 Kb5
>> ± (0.95) Tiefe: 6 00:00:00 2kN
>>1...Kxa6 2.Kg7 Kb5 3.Kf6
>> ± (1.01) Tiefe: 7 00:00:00 3kN
>>1...Kxa6 2.Kg7 Kb5 3.Kf6 Kc4
>> ± (1.05) Tiefe: 8 00:00:00 12kN
>>1...Kxa6 2.Kg7 Kb5 3.Kf6 Kc4 4.Ke6
>> ± (1.05) Tiefe: 9 00:00:00 12kN
>>1...Kxa6 2.Kg7 Kb5 3.Kf6 Kc4 4.Ke6 Kc5
>> ± (1.05) Tiefe: 10 00:00:00 12kN
>>1...Kxa6 2.Kg7 Kb5 3.Kf6 Kc4 4.Ke6 Kc5 5.Kd7
>> ± (1.05) Tiefe: 11 00:00:00 14kN
>>1...Kxa6 2.Kg7 Kb5 3.Kf6 Kc4 4.Ke6 Kc5 5.Kd7 Kb5
>> ± (1.05) Tiefe: 12 00:00:00 21kN
>>1...Kxa6 2.Kg7 Kb5 3.Kf6 Kc4 4.Ke6 Kc5 5.Kd7 Kb5 6.Kd6
>> ± (1.05) Tiefe: 13 00:00:00 30kN
>>1...Kxa6 2.Kg7 Kb5 3.Kf6 Kc5 4.Ke6 Kc6 5.Kf5 Kb5 6.Ke6 Kc6 7.Kf5 Kb5 8.Ke6
>> ± (1.05) Tiefe: 14 00:00:00 49kN
>>1...Kxa6 2.Kg7 Kb5 3.Kf6 Kc5 4.Ke5 Kc6 5.Ke6 Kc5 6.Kd7 Kb5 7.Kd6 Kc4 8.Kc6
>> ± (1.05) Tiefe: 15 00:00:01 78kN
>>1...Kxa6 2.Kg7 Ka7 3.Kf6 Kb6 4.Kf7 Kb7 5.Kf6 Kb6 6.Kf7 Kb7 7.Kf6 Kb6 8.Kf7
>> ± (1.05) Tiefe: 16 00:00:01 148kN
>>1...Kxa6 2.Kg7 Ka7 3.Kg6 Ka6 4.Kg5 Ka5 5.Kg4 Kb5 6.Kf5 Kb6 7.Kf6 Kc5 8.Ke5
>> ± (1.01) Tiefe: 17 00:00:03 829kN
>>1...Kxa6 2.Kg7 Ka7 3.Kg6 Ka6 4.Kg5 Ka5 5.Kg4 Kb5 6.Kf5 Kb6 7.Kf6 Kc5 8.Ke5
>> ± (1.05) Tiefe: 18 00:00:03 919kN
>>1...Kxa6 2.Kg7 Ka7 3.Kg6 Ka6 4.Kg5 Ka5 5.Kf4 Kb5 6.Kf5 Kb6 7.Kf6 Kc5 8.Ke5
>> ± (1.05) Tiefe: 19 00:00:04 1023kN
>>1...Kxa6 2.Kg7 Ka7 3.Kg6 Ka6 4.Kg5 Ka5 5.Kf4 Kb5 6.Kf5 Kc5 7.Ke5 Kc6 8.Ke6
>> ± (1.05) Tiefe: 20 00:00:04 1111kN
>>1...Kxa6 2.Kg7 Ka7 3.Kg6 Ka6 4.Kg5 Ka5 5.Kf4 Kb5
>> ± (1.17) Tiefe: 21 00:00:16 6466kN
>>1...Kxa6 2.Kg7 Ka7 3.Kg6 Ka6 4.Kg5 Ka5 5.Kf4 Kb5 6.Kf5 Kc5 7.Ke5 Kc6 8.Ke6
>> ± (1.17) Tiefe: 22 00:00:17 6625kN
>>1...Kxa6 2.Kg7 Ka7 3.Kg6 Ka6 4.Kg5 Ka5 5.Kf4 Kb5 6.Kf5 Kc5 7.Ke5 Kc6 8.Ke6
>> ± (1.21) Tiefe: 23 00:01:02 22715kN
>>1...Kxa6 2.Kg7 Ka7 3.Kg6 Ka6 4.Kg5 Ka5 5.Kf4 Kb5 6.Kf5 Kc5 7.Ke5 Kc6 8.Ke6
>> ± (1.23) Tiefe: 24 00:01:37 35339kN
>>1...Kxa6 2.Kg7 Ka7 3.Kg6 Ka6 4.Kg5 Ka5 5.Kf4 Kb5 6.Kf5 Kb6 7.e4 dxe4 8.Kxe4
>> ± (1.23) Tiefe: 25 00:01:40 36025kN
>>
>>(Nemeth, Privat 24.01.2006)
>>
>>Rybka see 2. Kg8 not (Kg7 is only a draw).
>>
>>A Example with Toga II 1.1a:
>>
>>Analysis by Toga II 1.1a:
>>
>>1...Kxa6
>> ² (0.44) Tiefe: 1/1 00:00:00
>>1...Kxa6 2.Kg7
>> ± (0.72) Tiefe: 2/2 00:00:00
>>1...Kxa6 2.Kg7 Kb5
>> ² (0.56) Tiefe: 3/3 00:00:00
>>1...Kxa6 2.Kg7 Kb5 3.Kf6
>> ² (0.60) Tiefe: 4/5 00:00:00
>>1...Kxa6 2.Kg7 Kb5 3.Kf6 Kc4
>> ² (0.68) Tiefe: 5/5 00:00:00
>>1...Kxa6 2.Kg7 Kb5 3.Kf6 Kc4 4.Ke5
>> ± (0.72) Tiefe: 6/8 00:00:00 1kN
>>1...Kxa6 2.Kg7 Kb5 3.Kf6 Kc4 4.Ke5 Kc5
>> ± (0.92) Tiefe: 7/9 00:00:00 1kN
>>1...Kxa6 2.Kg7 Kb5 3.Kf6 Kc4 4.Ke6 Kc5 5.Ke5
>> ± (0.72) Tiefe: 8/10 00:00:00 2kN
>>1...Kxa6 2.Kg7 Kb5 3.Kf6 Kc4 4.Ke6 Kc5 5.Ke5 Kc4
>> ± (0.92) Tiefe: 9/11 00:00:00 3kN
>>1...Kxa6 2.Kg7 Kb5 3.Kf6 Kc4 4.Ke5 Kc5 5.Ke6 Kc6 6.Ke5
>> ± (0.84) Tiefe: 10/12 00:00:00 6kN
>>1...Kxa6 2.Kg7 Kb5 3.Kf6 Kb6 4.Ke6 Kc6 5.Kf5 Kd6 6.e4 Kc5 7.exd5 Kxd5
>> ± (0.88) Tiefe: 11/13 00:00:00 10kN
>>1...Kxa6 2.Kg7 Kb5 3.Kf6 Kb6 4.Kf5 Kc6 5.Kf4 Kc5 6.Ke5 Kc6 7.e4
>> ± (0.84) Tiefe: 12/15 00:00:00 16kN
>>1...Kxa6 2.Kg7 Ka7 3.Kf6 Kb6 4.Kf7 Kb7 5.Ke7 Kc7 6.Ke6 Kc6 7.Ke5 Kc5
>> ± (0.92) Tiefe: 13/17 00:00:01 32kN
>>1...Kxa6 2.Kg7 Ka7 3.Kf6 Kb6 4.Ke5 Kc5 5.Kf5 Kd6 6.Kf6 Kc5 7.Ke5 Kc6 8.e4
>> ± (0.84) Tiefe: 14/17 00:00:01 49kN
>>1...Kxa6 2.Kg7 Ka7 3.Kg6 Ka6 4.Kg5 Kb5 5.Kf5 Kc5 6.Ke5 Kc6 7.Kd4 Kd6 8.e4 dxe4
>>9.Kxe4
>> ± (0.92) Tiefe: 15/18 00:00:01 75kN
>>1...Kxa6 2.Kg7 Ka7 3.Kg6 Ka6 4.Kg5 Kb5 5.Kf5 Kc5 6.Ke5 Kc6 7.e4 dxe4 8.Kd4 e3
>>9.Kxe3
>> ± (0.92) Tiefe: 16/20 00:00:01 101kN
>>1...Kxa6 2.Kg7 Ka7 3.Kg6 Ka6 4.Kf6 Kb6 5.Ke6 Kc6 6.Ke5 Kc5 7.Kf5 Kc4 8.Ke6 Kc5
>>9.Ke5 Kc4
>> ± (0.92) Tiefe: 17/22 00:00:02 140kN
>>1...Kxa6 2.Kg7 Ka7 3.Kg6 Ka6 4.Kf6 Kb6 5.Ke6 Kc6 6.Ke5 Kc5 7.Kf5 Kc4 8.Ke6 Kc5
>>9.Ke7 Kc6 10.Ke6
>> ± (0.72) Tiefe: 18/26 00:00:02 220kN
>>1...Kxa6 2.Kg8 Kb6 3.Kf8 Kc6 4.Ke8 Kd6 5.Kf7 Kd7 6.Kf6 Kd6 7.Kf5 Kc5 8.Ke5 Kc6
>>9.Kd4 Kd6 10.e4 dxe4 11.Kxe4
>> ± (0.92) Tiefe: 19/27 00:00:02 333kN
>>1...Kxa6 2.Kg8 Kb6 3.Kf8 Kc6 4.Ke8 Kd6 5.Kf7 Kd7 6.Kf6 Kd6 7.Kf5 Kc5 8.Ke5 Kc6
>>9.e4 dxe4 10.Kd4 e3 11.Kxe3
>> ± (0.92) Tiefe: 20/30 00:00:03 420kN
>>1...Kxa6 2.Kg8 Kb6 3.Kf8 Kc6 4.Ke8 Kd6 5.Kf7 Kd7 6.Kf6 Kd6 7.Kf5 Kc5 8.Ke5 Kc6
>>9.Ke6 Kc5 10.Kf5 Kb5 11.e4 Kc4 12.exd5 Kxd5
>> ± (0.88) Tiefe: 21/30 00:00:03 543kN
>>1...Kxa6 2.Kg8 Kb6 3.Kg7 Kc7 4.Kg6 Kc6 5.Kg5 Kb7 6.Kf5 Kb6 7.Kf6 Kb7 8.Ke5 Kc6
>>9.Ke6 Kc5 10.Kf7 Kd6 11.Kf6 Kd7 12.Ke5
>> ± (0.84) Tiefe: 22/33 00:00:04 860kN
>>1...Kxa6 2.Kg8 Kb6 3.Kf8 Kc6 4.Ke8 Kd6 5.Kf7 Kd7 6.Kf6 Kd6 7.Kf5 Kc7 8.Ke5 Kc6
>>9.Ke6 Kc5 10.Kd7 Kb5 11.Kd6 Kc4 12.Kc6 Kxc3 13.Kxd5
>> ± (1.04) Tiefe: 23/34 00:00:05 1188kN
>>1...Kxa6 2.Kg8 Kb6 3.Kf8 Kc6 4.Ke8 Kd6 5.Kf7 Kd7 6.Kf6 Kd6 7.Kf5 Kc7 8.Ke5 Kc6
>>9.Ke6 Kc5 10.Kd7 Kb5 11.Kd6 Kc4 12.Kc6 Kxc3 13.Kxd5
>> ± (1.04) Tiefe: 24/36 00:00:07 1753kN
>>1...Kxa6 2.Kg8 Kb6 3.Kf8 Kc6 4.Ke8 Kd6 5.Kf7 Kd7 6.Kf6 Kd6 7.Kf5 Kc7 8.Ke5 Kc6
>>9.Ke6 Kc5 10.Kd7 Kb5 11.Kd6 Kc4 12.Kc6 Kxc3 13.Kxd5 Kd3
>> ± (1.12) Tiefe: 25/39 00:00:08 2286kN
>>1...Kxa6 2.Kg8 Kb6 3.Kf8 Kc6 4.Ke8 Kd6 5.Kf7 Kd7 6.Kf6 Kd6 7.Kf5 Kc7 8.Ke5 Kc6
>>9.Ke6 Kc5 10.Kd7 Kb5 11.Kd6 Kc4 12.Kc6 Kxc3 13.Kxd5 Kd3 14.e4
>> ± (1.14) Tiefe: 26/43 00:00:15 4425kN
>>1...Kxa6 2.Kg8 Kb6 3.Kf8 Kc6 4.Ke8 Kd6 5.Kf7 Kd7 6.Kf6 Kd6 7.Kf5 Kc7 8.Ke5 Kc6
>>9.Ke6 Kc5 10.Kd7 Kb5 11.Kd6 Kc4 12.Kc6 Kxc3 13.Kxd5 Kb4 14.e4 Kb5
>> +- (1.48) Tiefe: 27/44 00:00:21 6637kN
>>
>>(Nemeth, Privat 24.01.2006)
>>
>>Toga II 1.1a see the win with 2. Kg8 ---> all this without EGTB of course!
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