Author: Vasik Rajlich
Date: 07:51:34 12/05/05
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On December 05, 2005 at 10:45:30, Uri Blass wrote: >On December 05, 2005 at 10:33:19, Vasik Rajlich wrote: > >>On December 05, 2005 at 08:34:26, Gabor Szots wrote: >> >>>Just two examples. Positions taken from from PET. >>> >>> >>>8/5k2/4p3/4Pp1p/5P1P/3Rn2K/6p1/8 b - - bm g1=B; id "PET026: rook >>>vs knight"; >>> >>>Here Rybka plays g1Q, although it does see it is only draw. >>> >>> >>>8/8/1P1k2p1/8/5P1p/4Qb2/1q4PK/8 w - - bm Qe5+; id "PET046: Q+B >>>vs Q"; >>> >>>Rybka captures at f3. >>> >>> >>>Both positions are easily solved by most of the engines. Position No26 usually >>>in 0 seconds. >> >>Thanks for the positions, however my even worse answer is that I am aware of >>this :( You will probably have to wait for Rybka 2.0 sometime next year. >> >>The only bug in this thread that will definitely be fixed for Rybka 1.0 is the >>one given by GCP - a chess engine should be able to mate with KQQ v K :) >> >>Vas > >What is the reason for the problem to fix it? > >I thought that at least underpromotion is easy to fix. >If the problem is some speed reduction you can have default version that does >not consider underpromotions and slightly slower version that considers >underpromotions. > >Uri Uri, the problem is programmer time. At some point I had some interesting things in Rybka and decided that I was releasing in December no matter what. Don't worry, the engine will soon be perfect :) Vas
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