Author: Chessfun
Date: 15:35:04 05/22/01
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On May 22, 2001 at 02:37:46, Uri Blass wrote: >On May 21, 2001 at 22:45:50, Chessfun wrote: > >>On May 21, 2001 at 13:06:51, Andreas Schwartmann wrote: >> >>>I received an e-mail today asking me for help on GS 2930 test suite position >>>#13. My chess abilities are not good enough, I am afraid, but what do you think >>>about this? Here comes the mail: >>> >>>Andreas, >>> >>>I have been using the GS 2930 test suite to estimate the rating for the >>>Deep Blue system. This is for use in a paper we are preparing. I >>>downloaded the test suite from your web site. There are three problems >>>that the system does not solve in 20 minutes. One of them in particular, >>>#13, is not solved even for very deep searches. The given move is Bxg7, >>>but Deep Blue Jr. gives a different move that has a somewhat higher score >>>than Bxg7. The PV follows. Do you have any opinion on this? Thank you. >>> >>>Regards, >>> >>>Murray >>> >>>Rh5 Qc2 Qe7 Qb2 Ne5 Rc1 g4 Rf1 Kf1 Qb1 Kg2 Qe4 Kh3 Qb1 Rf5 Qf1 Kh4 Qg2 h3 >>>Qa8 Rf7 +1.49 >>> >>>-- >>> >>>Any comments? >>>Andreas >> >>Interesting. Just shows that Deep Blue Jr is still being worked on. >>As for the PV if after Bxg7 from the mainline; >>Kxg7, Ne5 Rfd8, Qh5 Bf6, Qg4+ Kf8, Nd7+ Rxd7, Rxd7 Qc6 >>Black although down isn't quite out and I don't see much better >>for white. >> >>Gambit 2.0 also likes Rh5 and after looking at the line posted by >>Murray it seems to me this line is clearly won. I would like to see >>Deep Blue Jr's analysis of the Qa8 move as the reply Rf7 wins AFAIK. >>and Qe4 maybe would offer better resistance. >> >>Amazing how Deep Blue Jr sees all that in 20 min especially move g4. >>Though I am curious about it's final PV? > >Are you sure that it can see it in 20 minutes? >I understood that #13 was not solved even after a very long search so it is >possible that the pv is based on more than 20 minutes. Naturally I have no way to be sure. But I would hope after long analysis that the move Qa8 wouldn't be there. Sarah.
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