Computer Chess Club Archives


Search

Terms

Messages

Subject: Re: Fine 70 same 7 engines

Author: Robert Hyatt

Date: 11:18:55 09/08/01

Go up one level in this thread


On September 08, 2001 at 02:20:34, Peter McKenzie wrote:

>On September 08, 2001 at 00:37:18, Robert Hyatt wrote:
>
>>On September 07, 2001 at 23:10:53, Peter McKenzie wrote:
>>
>>>On September 07, 2001 at 22:08:27, Odd Gunnar Malin wrote:
>>>
>>>>
>>>>I don't have his position but I have another 'quadrat position' like the Fine 70
>>>>with a not so obvious first move, well it is Kb1 but that must be a coincidence
>>>>:)
>>>>
>>>>[D]>>White wins. 1.Kb1!
>>>
>>>Are you sure?
>>>I ran it through LambChop, and the prefered move was switching between Kb1 and
>>>Kc2 with a score of around 0.4 for each move.  Then at depth 25 I got a fail
>>>high on Kc2, returning a score of 1.6.
>>>
>>>As I write, the same score has popped up for Kc2 at depth 26 too...
>>>
>>>Peter
>>>
>>>>
>>>>Odd Gunnar
>>
>>
>>I ran this thru crafty, and got early draw scores, followed by several fail
>>highs on Kb1.
>>
>>By depth=25 my score was +1, by 27 it was +1.75.  and by depth 30 it was 3.69...
>>
>>Bob
>>
>>               30->  48.87   3.69   1. Kb1 Kb8 2. Kc1 Ka8 3. Kd1 Kb8 4.
>>                                    Ke1 Kb7 5. Ke2 Kc8 6. Kd3 Kd7 7. Kc4
>>                                    Kd8 8. Kxb4 Ke7 9. Ka5 Kf8 10. Ka6
>>                                    Ke7 11. Kb7 Kd7 12. b4 Kd8 13. Kxc6
>>                                    Kc8 14. d5 exd5 15. Kxd5 Kd7 16. b5
>>
>>Kb1 seems to be the right move...
>
>Maybe, or maybe they are both strong?
>How about playing Kc2 and letting crafty do a long search?
>
>cheers,
>Peter


I let it run past 35 plies after playing Kc2, and the score stuck at about +1
forever.  Kb1 had much larger scores at deeper depths.



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.