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Subject: Re: YATP

Author: Uri Blass

Date: 14:58:59 11/22/02

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On November 22, 2002 at 17:39:56, Uri Blass wrote:

>On November 22, 2002 at 12:23:15, Peter McKenzie wrote:
>
>>Interesting position.
>>I let mine run thru. 12 ply, and it switched between quite a few moves (never
>>Rxg3 though) but wanted to play e5 at the end of iteration 12 with score of
>>about +0.5.
>>
>>When I force Rxg3, it shows a negative score after 10 ply and a BIG fail low
>>after 12ply.  So I imagine Rxg3 could be found quite fast with a slightly better
>>eval, otherwise mine will need 13ply to find it (which will take quite a few
>>minutes).
>>
>>Peter
>
>Movei with verification search also needs 13 plies to find it.
>
>depth=13 +0.60 g8g3
>Nodes: 225774068 NPS: 154306
>Time: 00:24:23.15

Here verification seems to cost time

Without verification I get the fail high earlier.

depth=13 +0.60 g8g3
Nodes: 147696133 NPS: 153661
Time: 00:16:01.18

Uri



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