Author: Harald Faber
Date: 02:29:27 05/25/99
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On May 24, 1999 at 07:43:02, Ed Schröder wrote: >I had a close look at Rebel's moves 23 and 26. In Rebel7 I removed a "mate- >threat" extension which impact I considered none to zero. However this game >seems to be full of it. When I enable Rebel6's extension again (just one >instruction) Rebel sees all the danger much quicker. > >Rebel10.5 needs 15 plies (and 3 hours) to see that 23.exd4 is 0.00, the new >version 11 plies (and 1 minute). I think I will keep the change :-) snip >Also here the Rebel6 "mate-threat" extension does miracles and the correct >move is played. I will have a closer look if this old Rebel6 "mate-threat" >extension can be improved. > >Ed Schroder Are you sure that these extensions don't harm Rebel 10 in any unexpected way? Is the only disadvantage that search now gets nanoseconds slower? Or other side-effects?
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