Author: Matthew White
Date: 13:43:52 07/15/03
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On July 15, 2003 at 16:37:18, Michael P. Nance Sr. wrote: >On July 15, 2003 at 16:07:44, George Tsavdaris wrote: > >>On July 15, 2003 at 15:21:17, Robert Hyatt wrote: >> >>>Here is a position reached in a game on ICC between Crafty and an >>>unnamed opponent: >>> >>>[D]8/2k2p2/7p/ppPK4/6P1/P6P/8/8 w 0 1 >>> >>>This seems like a simple "distant passed pawn" idea where black's king isss >>>closer to the remaining pawns after the queen-side pawns are all gone. I'd >>>hope not many would play c6 and lost instantly, but at least one commercial >>>engine does. Goes to show that _anything_ can happen in a comp vs comp >>>game of chess. :) >>> >>Deep Junior 8 makes ~4 minutes in a PIV 1500MHz to see c6 is losing and >>it's the first choice, until it sees Ke5 or Ke4. So in time control of >>120'/40+120'/40, in my computer, it would PROBABLY play the wrong move, >>but in a fast Dual/Quad it wouldn't. > So the same Program played on a singal Processor would come up with a totally >different move than the move It would choose if It was on a multi-processor? Definitely. I have seen some downright bizarre blunders played on multiprocessor versions of programs that wouldn't even consider the move under normal conditions. Matt
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