Computer Chess Club Archives


Search

Terms

Messages

Subject: Re: Mate in 4...... End Game Study..

Author: Ross Boyd

Date: 01:25:12 06/02/03

Go up one level in this thread


On June 01, 2003 at 12:39:34, Art Basham wrote:

>Some engines (such as Sjeng 12.10) have trouble finding
>1. Kd6...!
>
>[D]7k/1p3p2/4pNpB/1b2K3/3p4/8/8/8 w - - 0 1
>
>I see it takes my WChess 10 ply and 30 sec. to find it,
>and Rebel 12 takes 11 ply and 46 sec. to find it....etc.
>
>This is also a good test for table top machines and portables...
>My old TurboStar432 takes about 9 minutes to find it!
>
>Novag Scorpio takes 7.8 sec. to find it...etc.

My TRACE 1.1.2 takes 0.28 secs on a P3-600 to announce M4...

1 -82 0 2 e5d4
2 -103 0 66 e5d4 b7b6
3 -88 0 316 e5d4 b7b6 h6f4
4 -114 0 1275 e5d4 b5c6 h6f4 b7b5
5 -105 0 4642 e5d4 b5c6 d4c5 e6e5 h6e3
6 -124 6 19288 e5d4 b5e2 d4e3 e2c4 h6f4 b7b5
7 -114 17 42263 e5d4 b5e2 d4e3 e2c4 h6f4 b7b5 e3e4
7 32760 28 90853 e5d6 b7b6 d6e7 e6e5 e7f8 b5d3 h6g7


Strangely, after 20 years of owning dedicated machines I feel a macabre sense of
satisfaction that my baby (albeit with a 'slight' CPU advantage) is able to
knock the socks off those old desktop machines I used to love.  :)

Ross







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.