Author: Robert Hyatt
Date: 14:20:01 12/02/05
Go up one level in this thread
On December 02, 2005 at 17:16:41, chandler yergin wrote: >On December 02, 2005 at 17:07:33, James T. Walker wrote: > >>On December 02, 2005 at 16:49:33, F. Huber wrote: >> >>>On December 02, 2005 at 16:12:40, chandler yergin wrote: >>> >>>>On December 02, 2005 at 16:06:30, Paul Jacobean Sacral wrote: >>>> >>>>>On December 02, 2005 at 15:58:17, chandler yergin wrote: >>>>> >>>>>>On December 02, 2005 at 15:49:11, Paul Jacobean Sacral wrote: >>>>> >>>>>>>Call it bug, mistake, error or whatever you like: If the shortest possible mate >>>>>>>in a position is #14 and an engine displays #11, there is something wrong. >>>>>>Nope! >>>>>>The engine sees a line it calls it! That is what it's supposed to do! >>>>>>"Engines evaluate all moves 1/2 move i.e. 1 Ply at a time." >>>>>>Nothing more.. nothing less. >>>>>>The deeper the search the better the evaluation. >>>>>>On deeper search it found there was only a Mate in 14. >>>>> >>>>>From YOUR OWN posting: >>>>> >>>>>1.Qd3+ f5 2.Qxg3+ >>>>> +- (#14) Depth: 16/16 00:00:01 247kN >>>>>1.Qd3+ f5 2.Qxg3+ Kf6 3.Qd6+ Kg5 4.Rh5+ Kxh5 5.Qxd2 >>>>> +- (#11) Depth: 17/18 00:00:02 596kN >>>>> >>>>>Depth 16: #14 -> correct >>>>>Depth 17: #11 -> wrong >>>>> >>>>>Would you please accept that we have a problem here :-)) >>>>NO! >>>> >>>>"Engines evaluate all moves 1/2 move i.e. 1 Ply at a time." >>>>Nothing more.. nothing less. >>>>The deeper the search the better the evaluation. >>>>On deeper search it found there was only a Mate in 14. >>>>You don't understand this? >>>>Agree or not? >>>>Thanks, >>>>Chan >>> >>>Are you a parrot? >> >>LOL. I think a parrot has more sense. At least when you teach it something it >>does eventually learn it if even only to repeat it over and over. >>I suspect Chandler corrupted the hash tables somehow when making/taking back >>moves in analysis mode or something like that. My Shredder 8 workd fine and >>NEVER announces mate in 11. Unfortunately there are some commercial engines >>with the type of problem that has caused this stir. Notably ProDeo 1.1 will >>announce Mate in 12 with this position and later announce Mate in 14. Again I >>suspect some problem with hash tables. >How many times do I have to paste this? >"Engines evaluate all moves 1/2 move i.e. 1 Ply at a time." >Nothing more.. nothing less. >The deeper the search the better the evaluation. >On deeper search it found there was only a Mate in 14. >You don't understand this? >Agree or not? -NOT-
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