Author: Vincent Diepeveen
Date: 08:38:54 05/25/02
Go up one level in this thread
On May 24, 2002 at 12:23:40, Terry McCracken wrote: >On May 24, 2002 at 09:05:08, Vincent Diepeveen wrote: > >>On May 24, 2002 at 01:17:47, Terry McCracken wrote: >> >>As we see in DB description in their article, >>it had only 4000 book moves, so Nxe6 was not inside >>this book for sure. Nxe6 came out of an automatic >>generated book. >> >No Vincent, Joel Benjimin indeed programmed DB 2's 8.Nxe6 and DB 2 wouldn't have >found Nxe6 within 3 min., 15 min. maybe, but not in 3. Book was 4000 handcrafted moves. So not given in by Benjamin. Note those 4000 moves were not only benjamin but another 3 GMs who contributed to it. The move came out of an automatic generated PGN file, just like crafty can automatically generate a book from PGN file. 4000 moves is not enough to even cover 1 opening. >>As we know nowadays you can beat an automatic generated >>book very easily by playing mainlines. >> >>>On May 24, 2002 at 00:01:02, Uri Blass wrote: >>> >>>>On May 23, 2002 at 20:43:18, martin fierz wrote: >>>> >>>>>On May 23, 2002 at 19:37:34, Joshua Lee wrote: >>>>> >>>>>>I Thought some of you might be interested that if you play through this movie >>>>>>slowly you can clearly see Deep Blue's PV and other stuff. It looks like in one >>>>>>scene that Deep Blue was using Xboard. I don't know what else you can decipher >>>>>>from any of this but it is the clearest thing i've seen. >>>>>> >>>>>> >>>>>>http://www.chessbase.de/vw_phaeton_kasparov.mov >>>>> >>>>>what i saw was that the footage of kasparov was probably from the infamous game >>>>>6 in the second match - you can see him go 5. ...Ng8-f6 - and two moves later he >>>>>will lose the match with ...h6?? ... >>>> >>>>Kasparov did not lose the 6th game by h6. >>>> >>>>The problem was that kasparov did not know how to play later and did many >>>>mistakes. >>>> >>>>The first one of them was Qe7 when I believe that a simple capture of the knight >>>>by fxe6 can win the game. >>>> >>>>I rememeber that I tried to play Genius3 against itself after fxe6 in unequal >>>>time control after the match and black won the game inspite of the fact that I >>>>gave white more time. >>>> >>>>30 minutes/move for white and 3 minutes/move for black on p100 at that time. >>>> >>>The problem was that kasparov did not know how to play later and did many >>>>Uri >>> >>>mistakes. >>> >>>He knew as much as anyone after the error, 7...h6?! >>> >>>I can't see how you can say this about the best player in modern history, if not >>>all-time? >>> >>>The first one of them was Qe7 when I believe that a simple capture of the knight >>>by fxe6 can win the game. >>> >>>Can you prove this? Of course not, as after Nxe6!!? it's too complex and _all_ >>>GM's in their right mind's would avoid the sacrifice. >>> >>>Joel Benjimen was correct including 8.Nxe6 in DB 2's book! >>> >>> >>> >>>Uri, after after 7...h6 Kasparov was in a terrible situation. Out of 10 GM games >>>with 7...h6, prior to Kasparov, (instead of Bd6 followed by 8.h6) 9 were lost! >>> >>>Against Deep Blue II, I would have to say Kasparov had little chance due to his >>>state of mind and the awesome calculating abilities of the machine. Virtually >>>Kasparov lost at move 7. >>> >>>He may have had better trys then Qe7?! but that's moot, as the tactics favoured >>>this tactical monster. >>> >>>Genius 3 on a P-100 will not give a great deal of insight on DB 2 after 8. >>>Nxe6!!? >>> >>>Regards, >>> Terry
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