Author: Jon Dart
Date: 17:02:09 11/23/99
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In position #1, Crafty 16.16 switches from Qxh4 to Qh6 at 4 ply in under 1 second. So does my program Arasan. The eval is around -1.8, but Qxh4 is evaluated much worse. --Jon On November 23, 1999 at 16:04:49, Dan Andersson wrote: >These these positions appeared in my two latest 40moves/2hours games at the club >championship. They are highly tactical in their nature. I have tested them on >some programs and the evaluations of some of the programs are less than >accurate. In the first position black felt forced to play Qxh4 is white winning, >or is it merly a draw? Does your program play Qxh4? >2br3r/p5k1/3b4/2pPp1pq/Pp2Q1PP/4NP2/1PB5/R2R2K1 b - - 0 1 >In the second position the move is obvious, or not? >r2q2k1/pp4b1/3np2r/3p1p2/3P1P2/2N1PBK1/PP5Q/2R4R w - - 0 1 >Does your program find Qxh6 and in reasonable time and with a correct >evaluation, better for white? The really interesting thing about the second >position is that I spent half an hour four moves earlier and the sac. was made >instantly. Doing the checking out of the combination in question early, I dont >think any computers work that way. > >Regards Dan Andersson
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