Author: Robert Hyatt
Date: 19:44:27 10/09/98
Go up one level in this thread
On October 09, 1998 at 22:29:18, Roberto Waldteufel wrote: > >On October 09, 1998 at 20:21:50, Robert Hyatt wrote: > >>On October 09, 1998 at 18:05:18, Bruce Moreland wrote: >> >>> >>>On October 09, 1998 at 17:33:07, James T. Walker wrote: >>> >>>>Is there a practical use for tablebases like the KBKN or KBKB etc. ? Am I >>>>making a mistake by not using all the available tablebases ? >>>>Jim Walker >>> >>>Those are probably not important. >>> >>>If you use something like KP vs K, make sure you have KQ vs K, or you might >>>experience strange behavior as the program might forget that it should promote. >>> >>>bruce >> >> >>Crafty won't even probe things like KB vs KN, it has what Ernst would call >>an "interior node recognizer" that classifies such positions as draw, >>without needing to do a probe of any kind. So if using Crafty, you can >>delete those..., although you would need them to construct other >>databases... > >Hi Bob, > >These are certainly drawn for practcal purposes, but mate positions do exist, so >classifying these as draws without any testing for this could on rare occasions >overlook a silly mate in one. Do you test for this in Crafty? > >Roberto nope... KB vs KB == 0.00 in crafty, period... ditto for KN vs KN, KNN vs K, KNN vs KN, etc..
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