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Subject: Re: ok. how about this one. eval 73+ at 13 minutes, no mate. beat it ?

Author: Uri Blass

Date: 05:18:45 04/28/05

Go up one level in this thread


On April 28, 2005 at 07:41:55, Tony Werten wrote:

>On April 28, 2005 at 02:49:31, Uri Blass wrote:
>
>>On April 27, 2005 at 23:50:41, K. Burcham wrote:
>>
>>>
>>>Athlon 64
>>>2200 mhz
>>>432 hash
>>>
>>>Shredder 8
>>>
>>>6.e5 g6 7.Bxf7 Rxf7 8.exd6 exd6 9.Qdxd6 Rgg7 10.Qd8+ Rg8 11.Qfd4 Rgf8 12.Qhb8
>>>Rxd8 13.Qdxd8+ Kg7 14.Qg8+ Kh6 15.Qgf8+ Rg7 16.Qxf6 Rd7
>>>  +-  (61.81)   Depth: 17/42   00:05:47  187909kN
>>>6.e5 g5 7.Bxf7 Rxf7 8.exd6 e5 9.d7 h5 10.Qxe5 Rgf8 11.d8Q fxe5 12.Qxg5 Rd8
>>>13.Qxe5+ Kg8 14.Qxd8+ Rf8 15.Qxf8+ Kxf8 16.Qd6+ Ke8 17.Qg6+ Kd8 18.Qd4+
>>>  +-  (72.37)   Depth: 17/46   00:12:13  395940kN
>>>6.e5 g5 7.Bxf7 Rxf7 8.exd6 e5 9.d7 h5 10.Qxe5 Rgf8 11.d8Q fxe5 12.Qxg5 hxg4
>>>  +-  (72.62)   Depth: 18/40   00:13:23  432967kN
>>>6.e5 g5 7.Bxf7 Rxf7 8.exd6 e5 9.d7 h5 10.Qxe5 Rgf8 11.d8Q fxe5 12.Qxg5 Rg8
>>>13.Qh6+ Rh7 14.Qdxh7#
>>>  +-  (73.12)   Depth: 18/40   00:13:32  437356kN
>>>
>>>kburcham
>>
>>No mate?
>>
>>What is the last move in the pv if not
>>14.Qdxh7#?
>
>"+-  (73.12)" is output from the engine and "14.Qdxh7#" (specially the #) is
>output from the GUI. They don't have to be the same ie they don't both have to
>realize it's a checkmate.
>
>Tony

73.12 is only evaluation

I responded to no mate.
There is a mate in the line that was posted so no mate in the thread is wrong.

I can add that by the chess rules even if the engine gives mate without
understanding that it is a mate because of some bug it wins the game.

Uri



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