Author: Mike Hood
Date: 03:28:19 06/27/99
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On June 27, 1999 at 02:08:18, blass uri wrote: > >On June 27, 1999 at 01:57:51, kurt wrote: > >>Fritz 5.32 can not find the winning move Ra8 [Capablanca] in 20plys. >>White:Kd7,Rb8,b5 >>Black:Ka7,Nc7,b6 >>White to move > >of course Fritz5.32 cannot see it because it is a null mover. >black is losing after Nxa8 Kc8 because of the fact that black has to move and >not because white has a threat. >Fritz prunes line with no threats. > >If you want a program to solve problems then do not buy a program that is a null >mover and that there is no option to turn the null move off. > >Uri Fritz 5.32 finds Ra8 immediately if the selectivity is set to 0 in the engine parameters (default is 2). I'm not sure what this parameter really does. All I can say for sure is that it slows down Fritz, but it makes Fritz more valuable as a problem solver when time is not important. Dancer
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