Author: Tony Hedlund
Date: 13:24:05 10/07/04
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On October 07, 2004 at 11:17:45, Robert Hyatt wrote: >On October 07, 2004 at 06:51:17, Tony Hedlund wrote: > >>>>>19.17 changes to pawn evaluation to limit positional scores that could get a bit out of sane boundaries in some positions. >> >>>I don't think the pawn scores really affect "normal games" much at all, they >>>affected games with a severe imbalance in pawn structure. IE one side had 6 >>>isolated pawns so that giving a 7th would produce way too big an additional >>>positional score, etc... Real games don't see that very often...; >> >>I've seen in some games against Deep Junior 8 that Crafty seem to underestimate >>the opponents passed pawns. Can it be so? >> >>Tony > > >That is possible. But passed pawn scoring has not changed. I have a bunch of >games to go over when I have time, perhaps I will notice some sort of trend. >One has to be _very_ careful here since a passed pawn is not a granite-solid >thing, it can be lost very quickly and if you give up something to establish the >pawn, only to see it evaporate, it can be a killer mistake... > >If you have specific games in mind, feel free to point them out, or if you have >posted them let me know and I'll look... IIRC two of this three games Crafty could have saved: http://www.talkchess.com/forums/1/message.html?390141 Tony
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