Author: Brian Katz
Date: 17:03:55 01/30/02
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On January 30, 2002 at 01:17:52, Jouni Uski wrote: >This has probably no effect on playing strength, but anyway. I tested Fritz >ability to solve mate positions with Selectivity=0 (for zugzwang positions). >Here's 2 examples: > >[D]5bk1/p3p1p1/p3P1P1/p7/p7/8/P7/5K2 w - - (mate in 17) > >Fritz 7.0.0.2 no solution ever 7.0.0.6 instantly Ke2 > >[D]k7/P7/P7/P7/P7/P7/P7/R3K3 w Q - (mate in 8) > >Fritz 7.0.0.2 no solution ever 7.0.0.6 instantly 0-0-0 > >Jouni Is it possible that the fact that 7,0,0,6 found the move 0-0-0 a result of the interface having the Castling feature repaired rather than the engine making the difference? Have you tried the 7,0,0,6 engine with the older Fritz 7 interface? Also, if you still have a copy of the 7,0,0,2 engine, try using it in the upgraded interface and see if it then finds the mate? Brian
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