Author: Uri Blass
Date: 10:15:59 01/15/01
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On January 15, 2001 at 13:06:38, Dann Corbit wrote: >On January 15, 2001 at 13:01:39, Uri Blass wrote: > >>On January 15, 2001 at 12:56:14, Dann Corbit wrote: >> >>>On January 15, 2001 at 12:24:10, Uri Blass wrote: >>> >>>>It is possible to use some games and a lot of computer time to genrate a test >>>>suite. >>>> >>>>The idea is to give some top programs to analyze all the positions in the games >>>>and to give them 24 hours per position. >>>> >>>>The test suite can include all the positions that there was an agreement between >>>>all the top programs about the best move after 24 hours of search when part of >>>>them needed more than 3 minutes to converge to the best move(otherwise the >>>>position is too easy). >>>> >>>>People can claim that the fact that all of the program converge to the same move >>>>is not a proof that it is the best move and I agree but I think that in >>>>more than 90% of the cases the solution will be correct. >>> >>>On the SSDF is a positional test suite similar to the one that you propose. >> >>I remember that the test suite of the ssdf give some options for every move when >>there is not only one move. >> >>It is impossible to give more than one option in my test. >> >>I also have doubts about the question if the solutions are correct. >> >>If I know that all top programs converge after 24 hours to the solution then I >>believe more in the test. > >The reason that I mention that particular test is because it is very thoroughly >documented. > >I refer (of course) to this one: > >Given this search: >http://www.google.com/search?q=berkeley+sis > >This is the 3rd listing: >http://home.interact.se/~w100107/fentest.htm I have doubts if the solutions are correct. No program solve position number 4 so I have doubts if the solution is correct [D]r1b1r1k1/1p1n1pbp/2p1n1p1/q1P1p3/4P3/1PN1BNPP/2Q2PB1/1R1R2K1 w - - 0 1 Position number 3 is a pawn endgame and I suspect that programs with tablebases can find a forced mate. Uri
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