Author: Tony Werten
Date: 23:43:47 09/14/04
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On September 14, 2004 at 19:50:10, GuyHaworth wrote: > >I had occasion to return to a DEEP JUNIOR -v- DEEP FRITZ position of the 'Deep' >C-C match, Game 4, 25/04/2001: > >r7/8/5R2/2k5/8/3R1K2/6P1/8 w: >Play continued >70. Rc6+ Kb5 71. Rc5+ Kb4 72. Rb5+ Kc4 73. Rd4+ Kc3 74. Rc5+ K*d4 > >I guess DJ is trying to drop into a won KRPKR endgame, DF is trying to avoid >doing that as long as possible, and DJ is assuming that that is what DF will do. > >However, if someone has the KRRPKR DTM EGT to hand, we can perhaps see how the >DTM-minimaxing line goes from this position. > >Incidentally, at the time, Tony Werten suggested that with a deeper search, DJ >should have gone: >70. g4 Kc4 71. Rc6 Kxd3 and mate in 121 plies My program did that 3.5 years ago ? Maybe it wasn't that bad after all. Anyway, too late now. New XiniX ( Kogge-Stone bitboards, C++, no egtbs (yet), no dual processor (yet)) still likes g4. Though most likely, it didn't do that with 2Mn/s back then :) Tony >Is this the best line that can be identified today with KRPKR EGTs? > >I wonder how this will compare with the KRRPKR DTM-minimaxing line. > >g
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