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Subject: Re: Simple Endgame for programs without TBs ??

Author: Bruce Moreland

Date: 09:32:47 11/22/00

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On November 22, 2000 at 03:55:13, Jeremiah Penery wrote:

>On November 22, 2000 at 00:02:34, Bruce Moreland wrote:
>
>>On November 21, 2000 at 20:24:31, Jeremiah Penery wrote:
>>
>>>On November 21, 2000 at 20:11:10, Bruce Moreland wrote:
>>>
>>>>What does Crafty think of the Reti study:
>>>>
>>>>[D]7K/8/k1P5/7p/8/8/8/8 w - - 0 1
>>>>
>>>>White to move draws.  I might have this slightly wrong, because I'm constructing
>>>>it from memory.
>>>>
>>>>bruce
>>>
>>>I get a drawscore at ply 9 from Crafty in this position.
>>>
>>>This is the last line I got:
>>>
>>>22->    1:01  -0.50   1. Kg7 Kb6 2. Kf6 Kxc6 3. Kg5 h4 4.
>>>                      Kxh4 Kc7 5. Kh5 Kb6 6. Kh6 Ka5 7. Kg6
>>>                      Kb6 8. Kh5 Ka5 9. Kh6 Kb6 10. Kg6 Ka5
>>>                      11. Kh5 Kb6
>>
>>What interests me would be the scores prior to that ply, where Crafty things
>>white is going to hit a home run.
>>
>>bruce

> 7      0.19  -0.50   1. c7 Kb7 2. c8=Q+ Kxc8 3. Kh7 Kb7
>                      4. Kh6 Kc6 5. Kxh5
> 7->    0.21  -0.50   1. c7 Kb7 2. c8=Q+ Kxc8 3. Kh7 Kb7
>                      4. Kh6 Kc6 5. Kxh5

>Crafty never thinks white is winning in this position.

It should think black is winning, because black's pawn can't be stopped, but
white's can.  I snipped out a lot of the other lines here, but does anyone else
think that the line I kept is completely ridiculous?

Bob, what the heck is crafty doing there?

bruce




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