Author: Uri Blass
Date: 14:05:53 03/07/04
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On March 07, 2004 at 16:46:28, Andrew Williams wrote: >On March 07, 2004 at 10:24:47, Jon Dart wrote: > >>I ran a 40 move/40 minute match between Postmodernist 1.010a and Arasan 7.4. >>Hardware was an XP2500+, 64 MB Hash for Arasan, 44MB for PM. Arasan lost this >>match, +3, -10, =7. Games are available at >> >>http://www.arasanchess.org/pm.pgn >> >>I haven't analyzed the games in detail. My general impression was that PM gained >>greater mobility in several games and was able to win "positionally". For >>example, in game 4, PM got doubled rooks and had the better position for most of >>the game, but really won in the endgame where it was able to out-manouver Arasan >>and win material. >> >>Game 18 looks like an opening book problem (18 .. Ne8 is the standard move, but >>isn't in Arasan's small book). >> >>--Jon > >Hi Jon, > >Thanks for this report. Speaking of book issues, I have been experimenting with >an improved "preferred" book for PostModernist. I have essentially got rid of >the lines which I had been adding because I think PM has done Ok with them at >ICC. Instead I have been inserting "bog-standard" lines. All this was done on >Peter Berger's advice. The results have been *ASTONISHING*. For example, the >current match score is: > >improvedpreferred 108.5 - 61.5 standardpreferred > >The previous match score was 158 - 119 standardpreferred before I stopped it. > >I would NEVER have imagined a result like it, and it has been VERY easy to do >this. > >Andrew I do not understand what was so easy in changing the book. What exactly did you change? What is bog-standard lines? Uri
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