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Subject: Re: Odd blunder

Author: Chessfun

Date: 03:58:03 11/30/04

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On November 30, 2004 at 02:39:56, Lex Loep wrote:

>On November 29, 2004 at 22:13:21, Chessfun wrote:
>
>>On November 29, 2004 at 21:54:09, Albert Silver wrote:
>>>>Here is depth 18.
>>>>
>>>>00:23:23.5	0.30	18	1648199053	Rxd5 Qxd5 Qd2 Qxd2+ Nxd2 b5 Ne4 bxa4 bxa4 Rb2+ Kg1
>>>>Rb4 Nc5 Rc4 Na6
>>>>
>>>>Sarah.
>>>
>>>The only other test I'd make would be to leave it with the pondering on, and
>>>have it play the 62.Rd2 then after some time, with it pondering, play Fritz's
>>>62...Rd5 and see if the hash tables (the SSDF use 128 MB) still have it play
>>>63.Rxd5 as shown in your analysis.
>>
>>It don't ponder 62...Rd5 anyway but Rbc8 so shouldn't matter. Also with Tiger in
>>the CP interface the SSDF cannot use 128 mb as it's either 96 or 192.
>>
>>And running it this way again though with 96 mb yields the same result as my
>>other posts.
>>
>>Sarah.
>
>Its interesting to repeat the test with the Lokasoft standard engine (LCHESS).
>You will see that LCHESS will play 63. Rc2  ??
>Is this a coincidence or was it really LCHESS playing ??

I don't think it's LChess, I tried other moves like also:
18. Qd2, 65. Qe2, 71. Qe1. All of which Tiger 2004 will play but Lchess will
not, well correct that it will play 65. Qe2 IIRC but not the others.

Sarah.




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