Author: Dana Turnmire
Date: 08:22:37 09/12/03
Go up one level in this thread
On September 12, 2003 at 11:18:53, John Merlino wrote: >On September 12, 2003 at 11:07:16, Dana Turnmire wrote: > >>On September 12, 2003 at 09:25:55, Markus Pillen wrote: >> >>>On September 12, 2003 at 08:05:16, Uri Blass wrote: >>> >>>>On September 12, 2003 at 06:50:45, Markus Pillen wrote: >>>> >>>>>On September 12, 2003 at 02:15:13, Dana Turnmire wrote: >>>>> >>>>>>On September 12, 2003 at 02:13:56, Dana Turnmire wrote: >>>>>> >>>>>>>In the following position Chessmaster 9000 finds mate in 3 in a matter of >>>>>>>seconds yet Genius 7 will only find mate in 14 in 45 seconds. It doesn't matter >>>>>>>if I change the selective search to brute strength or anything in between. For >>>>>>>some reason Genius cannot find it. Even in the "find mate" mode. Strange. [ >>>>>>[d] 3R4/3R3p/5p1k/6n1/8/1P2QPPq/r7/6K1 w - - >>>>> >>>>>Analysis by Chessmaster 9000, >>>>>he can´t find a Mate in 3 in a matter of seconds >>>>>Best regards >>>>>Markus >>>> >>>>I guess that the poster meant mate in 13 but did not press the 1 strong enough. >>>> >>>>Uri >>> >>>Yes, 10 min after my post i came to the same result :-) >>> >>>Markus >> >>The mentor lines gives -Mate03 in 5 seconds. 1. Qe2 Rxe2 2. Rxh7+ Nxh7 3. Rh8 >>Qg2# >> >>When I enter the move 1. Qe2 in Genius 7 it immediately states Mate in 3. >>[d] 3R4/3R3p/5p1k/6n1/8/1P2QPPq/r7/6K1 w - - > >You're confused by the scoring notation. When a Mate in announced with a >negative sign in front of it, it means Mate for BLACK. This is why it cannot >find the mate in 3 for White in your initial position, because there isn't one. >After moving 1.Qe2, it is a mate in 3 for Black. > >And also, on my P4-2.4 (and I imagine on almost any machine), CM9000 should >announce mate in 3 IMMEDIATELY after 1.Qe2 (not five seconds as you mention >above). > >jm OK I see the - mate03 confused me.
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