Author: James T. Walker
Date: 06:41:23 10/11/98
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On October 11, 1998 at 04:16:31, blass uri wrote: > >On October 10, 1998 at 21:25:25, James T. Walker wrote: > >>I tested Crafty15.20 tonight and it solves the problem instantly. I also tested >>the following computers/programs. ALL solved the mate instantly. >>Fritz5.0,Rebel Decade 2.0,Rex2.3,Fidelity Mach3,Fidelity Mach IV,M-Chess Pro 3.5 >>M-Chess Pro 5.0,Genius 4.0, Genius 2.0,Kasparov's Gambit,CM4000,CM5000,CM5500 >>and my handheld Mephisto Marco Polo(USCF about 1800). > >The rating is not important >The rating of Junior5 is near 2500 fide elo based on games against humans > >>I do not have a single >>program/computer that does not solve this instantly. Maybe the creator of JR. >>should take a look at this problem. > >crafty has no problem with positions when one side has a pawn but I read that it >has problems with positions like KBvKB when there is a mate in 1 it cannot see >something like >white Kh1 Bg1 >Black Kh3 Bf1 >I think in a similiar position crafty could not find a mate in 1. > >In practical games Junior did not suffer from this problem. > >Uri I found that you are right in the above position for Crafty ! That's the only one I can find like that. I also found if the same setup is done in the h8 corner that crafty will make the Bg7 # move but scores the game as a draw ?? Thank for the info. Jim
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