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Subject: Re: Mate in ...?

Author: Dann Corbit

Date: 22:33:06 02/14/00

Go up one level in this thread


On February 15, 2000 at 01:22:00, Dann Corbit wrote:

>On February 14, 2000 at 17:34:07, leonid wrote:
>>On February 14, 2000 at 05:08:22, Andreas Stabel wrote:
>[snip]
>>>[D]8/1p1p1p1p/3P1P2/pp5P/kp6/1p4P1/1P4P1/2K5 w - - 0 1
>>>
>>>Regards
>>>Andreas Stabel
>>
>>This last one probably very tough since I could not find any mate from white or
>>black side 13 moves (26 plies) deep.
>>
>>AMD 400Mhz. LLchess.
>>
>>White 13 moves - No mate found. Time - 0.1 sec.
>>Black 13 moves - No mate found. Time - somewhere below 0.05sec. On screen - 0.
>
>From Chest:
>8/1p1p1p1p/3P1P2/pp5P/kp6/1p4P1/1P4P1/2K5 w - - acn 18292; acs 1; bm g4; ce
>32736; dm 16; pv g4 h6 g5 hxg5 h6 g4 h7 g3 h8=N b6 Ng6 fxg6 f7 g5 f8=N g4 Ne6
>dxe6 d7 e5 d8=Q e4 Qb8 e3 Qxg3 e2 Kd2 e1=Q+ Qxe1 g3 Qa1#;

From Crafty:
8/1p1p1p1p/3P1P2/pp5P/kp6/1p4P1/1P4P1/2K5 w - - acd 31; acn 109173522; acs 323;
ce 32736; pv g4 h6 g5 hxg5 h6 b6 h7 g4 h8=N g3 Ng6 fxg6 f7 g5 f8=N g4 Ne6 dxe6
d7 e5 d8=Q e4 Qb8 e3 Qxg3 e2 Kd2 e1=Q+ Qxe1 g3 Qa1#;

A lot more nodes than chest!!!




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