Computer Chess Club Archives


Search

Terms

Messages

Subject: Re: Upper bound for number of moves?

Author: Flemming Rodler

Date: 16:35:51 04/20/00

Go up one level in this thread


On April 20, 2000 at 09:53:47, Stefan Meyer-Kahlen wrote:

>On April 20, 2000 at 04:35:09, Mark Ryan wrote:
>
>>On April 19, 2000 at 15:05:17, Stefan Meyer-Kahlen wrote:
>>
>>>
>>>In the latest issue of ChessBits is a position which seems to be hard to beat.
>>>
>>>N.Petrovic found it already in 1946. It has 218 legal moves for white,
>>>apparently b2 was black's last move.
>>>
>>>[D]R6R/3Q4/1Q4Q1/4Q3/2Q4Q/Q4Q2/pp1Q4/kBNN1KB1 w - -
>>>
>>>Stefan
>>
>>Hi:  This is very strange - - this position looks like all of my games with
>>Black.
>>Mark :)
>
>There is still hope as there are at least 10 ways to stalemate :-)
>
>Stefan


There are 7 ways to mate, 13 ways to move a3 and 14 ways to move e5 so there
must be 218-7-13-14 = 184 ways to stalemate. Tricky :-)

/Flemming



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.