Author: Otello Gnaramori
Date: 02:14:34 11/18/03
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On November 17, 2003 at 16:13:48, Louis Fagliano wrote: >I’m not a programmer, but it seems to me the way to combat anti-computer chess >is to formulate an algorithm that judges whether or not a position is blocked. > >The game 3 of Kasparov-Fritz, after the 12th move, 12. b6, there were white >pawns on e3, d4, c5, and b6, and black pawns on b7, c6, d5, and e4, creating a >trench across the board where piece movement is severely restricted and a “new” >type of chess has to be played –- one where king safety isn’t all that important >because of the sharply limited scope of the pieces and instead gaining space by >advancing your own pawns to smash the “trench” is. > >Let’s call a pawn structure with pawns on, say, d4 and c5 of one side and c4 and >d3 of the other where a c4 and c5 combo has to be a white pawn on c4 and a black >pawn on c5 so that the pawns block each other a “blot” for want of a better >word, and a d4, c5, c4, d3 combo would be 4 blots, the minimum number of pawn >groupings that can be called blots. Blots then increase by two’s, i.e., 6, 8, >10, etc. After the 12th move of game 3 there would have been 8 blots on the >board. > >It should be possible for a programmer to add a “blot counting” algorithm to a >chess program. If the total amount of blots on the board is, let us say, 6 or >greater, (or a sliding scale can be used) then the program should be instructed >to ignore the parts the program that look for king safety and discourage pawn >moves in front of king, etc. In a position with a high “blot count” the >computer should be instructed to go to a different subroutine that is optimized >for trench warfare. If the “blot count” is low or zero, then ignore the “trench >warfare” section of the program. > >Is this possible? Has anyone tried it? This was the subject of my previous question to programmers , but unfortunately nobody seems to have a satisfactory answer to this, except perhaps Dr. Hyatt that tried to counterplay the draw masters in ICC tuning Crafty to "break" closed position if I got it right. w.b.r. Otello
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