Author: Sam Lloyd
Date: 12:42:17 04/14/04
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On April 14, 2004 at 11:12:08, Stephen Ham wrote: >Hi Terry, > >I agree with you and am glad that 13 a3! interests you as well. > >As you know, I'm a correspondnece chess player with a technical style of play >(tactics aren't my strength - especially against machines!). So I've had fun >testing engines to see if any of them will select my purely human moves. So far, >there's been very little acceptance of my positional/technical move tests by the >engines. The closest correlation seems to be with Rebel 12. In one of my tests, >it was the only engine to select the move that I played. When I fed my move into >the other engines that didn't select my move, their evaluations eventually rose >to a favorable figure. So it's clear that engines in general won't find the >"positional" moves that I think are best. But when forced to play the move, they >eventually learn to like the resulting positions, although the evaluation may >not be as high as the original PV for that engine. > >So I think it would be fun for you and other engine experts to test 13 a3! to >see if any engine selects it. Since the justifications behind 13 a3! are deep >(they certainly are for humans), you may need to allow 24-hours or so for the >test. > >Thanks again for mentioning this game, Terry. It is indseed rich in test >positions, both tactically and of a positional/technical nature. I'll try to >Rebel 12 on this position and will report what it selects. > >Stephen > Yes, Rebel 12 is good choice, I would think, and I may run Hiarcs 9 and compare. Terry
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