Author: F. Huber
Date: 11:26:50 10/24/05
Go up one level in this thread
On October 24, 2005 at 13:43:56, David Dahlem wrote: >On October 24, 2005 at 12:54:40, F. Huber wrote: > >>On October 24, 2005 at 09:51:01, Jouni Uski wrote: >> >>>[D]N7/PPPPPPPP/K1k3qB/brpnn3/7N/6rb/8/8 w - - >>> >>>I don't know if it's legal (from old CSS magazine). >>> >>>Jouni >> >>And of course Chest (in brute force) finds the #8 immediately: :-) >> >>ChestUCI Ver.4.2: >>CPU: Celeron 400MHz >>FEN: N7/PPPPPPPP/K1k3qB/brpnn3/7N/6rb/8/8 w - - >>Position-Analysis: C0/R0/K3/P9/X60 >>Search for Mate in 10 ... (Hash=16MB) >> 8 00:01 12.673 16.458 +M8 1.b8S+ >>Search completed ... (Time=1.09s) >>Mate in 8 found ! (00:01) >>1.b8N+ Rxb8 2.axb8N+ Kd6 3.c8N+ Ke6 4.d8N+ Bxd8 5.exd8N+ Kf6 6.g8N+ Qxg8 >>7.hxg8N+ Rxg8 8.fxg8N# >>1 Solution (Mate in 8) >> >>Franz. > >Hi Franz > >Excellent! My little Sage engine is not a fantastic mate solver, so it takes 26 >seconds. :-) > >Sage 1.4: > 4 00:00 +8.29 1.b8N+ Kd6 2.c8N+ Ke6 3.e8Q+ Ne7 4.Nxg6 > 5 00:00 +9.68 1.b8N+ Kd6 2.c8N+ Ke6 3.d8N+ > 6 00:02 +16.38 1.b8N+ Kd6 2.c8N+ Ke6 3.e8Q+ Ne7 4.f8Q Rb6+ 5.Naxb6 Qd3+ > 7 00:26 +M8 1.b8N+ Rxb8 2.axb8N+ Kd6 3.c8N+ Ke6 4.d8N+ Bxd8 5.exd8N+ Kf6 >6.g8N+ Qxg8 7.hxg8N+ Rxg8 8.fxg8N+ > >Regards >Dave Hello Dave, that´s really an excellent result of your baby! :-) I´m not sure if every professional engine will find this #8 at all!? And of course it´s much faster than I would find it by myself ... ;-) Regards, Franz.
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