Author: Roman Hartmann
Date: 06:30:25 12/18/05
Go up one level in this thread
On December 17, 2005 at 16:39:02, David Dahlem wrote: >On December 17, 2005 at 16:37:35, David Dahlem wrote: > >>On December 17, 2005 at 15:51:16, K. Burcham wrote: >> >>> >>> >>>What is the shortest mate that you know programs cannot find? >>>and >>>What is the shortest mate you know that most programs take a deep search to >>>find? >>> >>>kburcham >> >>Here is a mate in 1 (probably not legal). ChestUCI finds the solution, but other >>engines can't seem to find it. :-) >> >>Regards >>Dave > >[D]8/8/pppppppK/NBBR1NRp/nbbrqnrP/PPPPPPPk/8/Q7 w - - Analysis by Roce 0.0344: 55.Qa1-h1# +- (#1) Depth: 1/2 00:00:00 55.Qa1-h1# +- (#1) Depth: 2/4 00:00:00 55.Qa1-h1# +- (#1) Depth: 3/6 00:00:00 55.Qa1-h1# +- (#1) Depth: 4/8 00:00:00 55.Qa1-h1# +- (#1) Depth: 5/10 00:00:00 55.Qa1-h1# +- (#1) Depth: 6/12 00:00:01 81kN Having no QS can help in certain positions (although usually not in actual play). Roman
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