Author: Yar
Date: 00:24:27 01/29/02
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The name of the newspaper is Komsomol'skaya Pravda www.kp.ru Yar On January 28, 2002 at 16:57:35, Joshua Lee wrote: >>>Congrats on taking the initiative. >>> >>>Can we assume that this is a DOS program and that it is related somehow to the >>>Russian mainframe chess program of the old days? >> >> >>Even less than you can assume Crafty is related to Cray Blitz. :) > >This is basically the version that was rewritten into "Turbo-C" and from the >documentation has refinements from the version that played in the 2nd Computer >Olympiad in London 1990. It is about as close as we can get to the actual >mainframe version from the 70's. So like Crafty is related to Cray Blitz , so is >this PC version of Kaissa. I would like to mention something fairly obvious but >yet interesting that is where Kaissa in 1972 played Komsomolskia Pravda Readers >it took 90 minutes in one instance to search 1,500,000 this PC version on a >1Ghz it searched 2,673,745 in 56 seconds. Huge increase from 200-300 Positions >per second i'd say. The readers played Spassky in 1971 in two games and drew one >and lost the other. Spassky at that time was 2690 which would put the readers >average at 2490. Kaissa managed the same result against the readers losing one >game and drawing the other which would put it's average at 2290. > >Since Kaissa was using upwards of 3 hours on some moves just to search 3million >positions if this PC version does the same but with so much less time you could >say that by estimation this version is atleast that elo strength at time control >on a 1Ghz, also if given the same amount of time if the gain in elo would remain >constant at 90 per tripple of clock speed it would play at 2650 where current >programs do this with alot less time even on this hardware. >For example Fritz 6 managed an average of 2551 on a P3 500. Fritz in 1972 would >have still been better if my estimates are correct but hey this is just my >opinion.
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