Author: Vincent Diepeveen
Date: 03:27:06 01/18/00
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On January 17, 2000 at 16:08:04, Jeremiah Penery wrote: >On January 17, 2000 at 14:39:35, Vincent Diepeveen wrote: > >>On January 17, 2000 at 14:32:28, Dann Corbit wrote: >> >>>I see that there are programs that can solve NOLOT #8. >> >>Ferret. >> >>>I also understand that that position was shown to be in error. >> >>No that's a big lie. > >What are you talking about?? >The given analysis _was_ in error. 3. ...gxf6 is not the best move, as you even >pointed out. gxf6 is THE PROBLEM to see for programs. if a program doesn't need to consider gxf6 then it finds at say 7 ply or something the Bxh7 move. >>>My question is, do the solutions find the original solution or the corrected >>>one? >> >>All diep versions so far didn't find the critical line. >>there is nothing 'corrected'. > >I think you should check your facts before blurting out things like this. Please try to understand how a chessprogram works. >>You need to see a deep line starting with: >> Bxh7+ Kxh7 Qh5+ Kg8 Rd4 gxf6 Rg4+ Bg7 Qh6 Kf8 Rxg7 etcetera. >> >>However AFTER your program sees this is big trouble, then it will >>select Bxh7 as best move and play: >> Bxh7+ Kxh7 Qh5+ Kg8 Rd4 bf3 , so giving back the piece directly. >> >>Bf3 is simply best move there, but you need to see the consequences of gxf6 >>before you play Bf3. >> >>So we see a difference between the objective best line, and what you >>need to see to play it. That's very common in positions where a threat is >>there. >> >>Vincent
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