Computer Chess Club Archives


Search

Terms

Messages

Subject: Re: a test position from IPCCC(Gandalf -Fritz)

Author: Mogens Larsen

Date: 00:49:43 02/21/01

Go up one level in this thread


On February 21, 2001 at 03:35:12, Uri Blass wrote:

>Gandlaf4.32g on PIII450 wants to play Qf5+ with a positive score of more than +2
>and never considers Qe3 in the first time.
>
>If I give it the moves Qf5+ Kh6 Qf4+ Kh5 then it suddenly wants to play Qe3 and
>has an horrible branching factor at depth 9.
>
>The score of Qe3 at depth 8 is positive and the score at depth 9 is mate against
>itself.
>
>It needs only 3 seconds to get depth 8 but needs more than 8 minutes to get a
>score for Qe3 at depth 9.
>The score at depth 9 is mate against itself and it can finds Qf5+ some seconds
>after finding that Qe3 is bad.

Strange enough, Gandalf 4.32f has no problems returning Qf5+ with a draw score
after the moves you mention. A bug?

Mogens.



This page took 0 seconds to execute

Last modified: Thu, 15 Apr 21 08:11:13 -0700

Current Computer Chess Club Forums at Talkchess. This site by Sean Mintz.