Author: blass uri
Date: 01:27:15 06/04/99
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On June 03, 1999 at 17:03:08, blass uri wrote: >6k1/r6p/4PQp1/8/5PP1/4K2P/8/r7 b - - 0 1 > >This position(from Shep's games) is a simple draw by perpetual check. > >The last move of white (Hiarcs7) was e6 and it could not see the simple >perpetual check. > >I know that some other programs also fail to see this simple tactics. > >How much time do your program need to give the position evaluation of 0.00? > >Uri Programs need to see more than 60 plies to see the repetition and this example proves that seeing more than 60 plies forward may be practically important in chess. Humans have no problem to see more than 60 plies forward and only computers have this problem. Uri
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