Computer Chess Club Archives


Search

Terms

Messages

Subject: Re: Does this position blow up your program? 2

Author: Uri Blass

Date: 03:32:31 12/26/02

Go up one level in this thread


On December 26, 2002 at 06:24:53, Drexel,Michael wrote:

>On December 26, 2002 at 05:17:03, Sune Fischer wrote:
>
>>On December 25, 2002 at 23:23:48, Drexel,Michael wrote:
>>
>>>[D] Q2Q2Q1/1R6/3BR3/3k3N/2RB2Q1/5R2/Q2Q2Bp/3N3K w - - 0 1
>>>
>>>Problem:
>>>White to move
>>>If white gives check it has to be mate in one.
>>>Find a legal position with the highest number of possible checks.
>>>
>>>I discovered this 5 years ago. Took me about 16 hours to find it.
>>>I think it is possible to find a proof that it is not possible to find more:
>>>
>>>85 mates in one! :-)
>>
>>Are you sure, I "only" count 78 mates??
>>
>>Mates ply 0........: 0
>>Mates ply 1........: 78
>>Mates ply 2........: 0
>>Mates ply 3........: 468
>>Mates ply 4........: 0
>>Mates ply 5........: 9538
>>
>>how did you count them?
>>
>>>I must have been crazy.
>>
>>Yes, you will fit right in here :)
>>
>>-S.
>
>I think I havent used calculator or computer to count them.
>I presume simpy like that:
>
>Rb7 14

No

Rb7-b3 is not mate.
There are  more mistakes
Uri



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.