Author: chandler yergin
Date: 09:09:24 01/26/06
Go up one level in this thread
On January 26, 2006 at 12:04:43, John Merlino wrote:
>On January 26, 2006 at 10:21:17, Eduard Nemeth wrote:
>
>>Matt in 20 moves, composition by Eduard Nemeth 2002:
>>
>>[D]B2k4/KPpP4/n1Pb4/P5p1/5p2/5P2/8/8 b - - 0 1
>>
>>Analysis by Rybka 1.01 Beta 13 32-bit:
>>
>>1...Sb8 2.Kxb8 Lc5 3.a6 Ld4 4.a7 Lf6
>> = (0.00) Tiefe: 27 00:01:01 1464kN
>>1...Sb8 2.Kxb8 Lc5 3.a6 Ld4 4.a7 g4 5.fxg4 f3 6.g5 f2 7.g6 f1D 8.g7
>> -+ (-319.61) Tiefe: 28 00:02:49 2968kN
>>
>>(Nemeth, Privat 26.01.2006)
>>
>>Rybka 1.01 Beta 13 finds it on my slow PC after 2:49.
>>
>>Which says other programs?
>
>CM 10th (Default) on a P4-2.4 finds it in just under one minute:
>
>Time Depth Score Positions Moves
>0:00 8/11 -3.82 62104 1...Nb8 2.Kxb8 Bc5 3.a6 Bb6 4.a7
> g4 5.fxg4 f3 6.g5 f2 7.g6 f1=Q
> 8.g7 Bxa7+ 9.Kxa7 Qa1+ 10.Kb8 Qxg7
> 11.Ka7 Qa1+ 12.Kb8 Qb2 13.Ka7 Qb6+
> 14.Kb8 Qxc6
>0:00 9/12 -5.65 103996 1...Nb8 2.Kxb8 Bc5 3.a6 Bb6 4.a7
> g4 5.fxg4 f3 6.g5 f2 7.g6 f1=Q
> 8.g7 Bxa7+ 9.Kxa7 Qa1+ 10.Kb8 Qxg7
> 11.Ka7 Qa1+ 12.Kb8 Qb2 13.Ka7 Qb6+
> 14.Kb8 Qxc6 15.Ka7 Qb6+ 16.Kb8 Kxd7
>0:00 10/13 -5.65 200016 1...Nb8 2.Kxb8 Bc5 3.a6 Bb6 4.a7
> g4 5.fxg4 f3 6.g5 f2 7.g6 f1=Q
> 8.g7 Bxa7+ 9.Kxa7 Qa1+ 10.Kb8 Qxg7
> 11.Ka7 Qa1+ 12.Kb8 Qb2 13.Ka7 Qb6+
> 14.Kb8 Qxc6 15.Ka7 Qb6+ 16.Kb8 Kxd7
>0:01 11/14 -5.64 432967 1...Nb8 2.Kxb8 Bc5 3.a6 Bb6 4.a7
> g4 5.fxg4 f3 6.g5 f2 7.g6 f1=Q
> 8.g7 Bxa7+ 9.Kxa7 Qa1+ 10.Kb8 Qxg7
> 11.Ka7 Qa1+ 12.Kb8 Qb2 13.Ka7 Qb6+
> 14.Kb8 Qxc6 15.Ka7 Qb6+ 16.Kb8
> Qb3 17.Ka7 Qe3+ 18.Kb8 Kxd7
>0:04 12/15 -5.64 936254 1...Nb8 2.Kxb8 Bc5 3.a6 Bb6 4.a7
> g4 5.fxg4 f3 6.g5 f2 7.g6 f1=Q
> 8.g7 Bxa7+ 9.Kxa7 Qa1+ 10.Kb8 Qxg7
> 11.Ka7 Qa1+ 12.Kb8 Qb2 13.Ka7 Qb6+
> 14.Kb8 Qxc6 15.Ka7 Qb6+ 16.Kb8
> Qb3 17.Ka7 Qe3+ 18.Kb8 Kxd7
>0:09 13/16 -5.90 2182886 1...Nb8 2.Kxb8 Bc5 3.a6 Bb6 4.a7
> g4 5.fxg4 f3 6.g5 f2 7.g6 f1=Q
> 8.g7 Bxa7+ 9.Kxa7 Qa1+ 10.Kb8 Qxg7
> 11.Ka7 Qa1+ 12.Kb8 Qb2 13.Ka7 Qb6+
> 14.Kb8 Qxc6 15.Ka7 Qa4+ 16.Kb8
> Qxd7 17.Ka7 Qd4+ 18.Kb8 c5 19.Ka7
> c4+ 20.Ka6
>0:22 14/17 -6.13 5307161 1...Nb8 2.Kxb8 Bc5 3.a6 Bb6 4.a7
> g4 5.fxg4 f3 6.g5 f2 7.g6 f1=Q
> 8.g7 Bxa7+ 9.Kxa7 Qa1+ 10.Kb8 Qxg7
> 11.Ka7 Qa1+ 12.Kb8 Qb2 13.Ka7 Qb6+
> 14.Kb8 Qxc6 15.Ka7 Qa4+ 16.Kb8
> Qxd7 17.Ka7 Qd4+ 18.Kb8 c5 19.Ka7
> c4+ 20.Ka6 Kc7
>0:55 15/18 -Mate20 13125352 1...Nb8 2.Kxb8 Bc5 3.a6 Bb6 4.a7
> g4 5.fxg4 f3 6.g5 f2 7.g6 f1=Q
> 8.g7 Bxa7+ 9.Kxa7 Qa1+ 10.Kb8 Qxg7
> 11.Ka7 Qa1+ 12.Kb8 Qb2 13.Ka7 Qb6+
> 14.Kb8 Qxc6 15.Ka7 Qa4+ 16.Kb8
> Qxd7 17.Ka7 Qd4+ 18.Kb8 Ke7 19.Kxc7
> Qd6+ 20.Kc8 Qd8#
>
>jm
VERY IMPRESSIVE! GOOD PROGRAM!
This page took 0 seconds to execute
Last modified: Thu, 15 Apr 21 08:11:13 -0700
Current Computer Chess Club Forums at Talkchess. This site by Sean Mintz.