Author: Uri Blass
Date: 02:28:42 01/10/03
Go up one level in this thread
On January 10, 2003 at 05:17:53, Frank Phillips wrote: >On January 09, 2003 at 21:36:57, Dieter Buerssner wrote: > >>On January 09, 2003 at 13:30:37, Frank Phillips wrote: >> >> >>>[...] In which case has anyone got any good position for testing >>>repetition detection. >> >> >>From SOS-Yace IPCCC, 2001 >> >>[D] 8/p1rR4/4P3/5pp1/2kp4/P3PK2/8/8 b - - 1 44 >> >>I think it is a draw here. But difficult to find. After 44...Rc6 45. e7 Re6 46. >>exd4 Kd3 47. d5 it is much easier. >> >>[D] 8/p2RP3/4r3/3P1pp1/8/P2k1K2/8/8 b - - 0 47 >> >>The various positions in between might be interesting to test. >> >>Regards, >>Dieter > > >I get no indication of a draw even in the second (easy) position. I tried >messing with extensions and the fifty move counter (changing it to a much >smaller number), but still no joy..... > >Is this a draw by three fold repetition? (There are quite a few pawn moves.). > >Frank It is a simple perpetual check after Re3+ and Kf2. I have no problem to see it and the same for my engine. Uri
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