Author: Heiner Marxen
Date: 10:54:42 01/07/02
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On January 07, 2002 at 09:38:33, leonid wrote: >On January 07, 2002 at 05:15:38, Dann Corbit wrote: > >>On January 07, 2002 at 05:05:31, Jouni Uski wrote: >> >>>On January 07, 2002 at 04:59:54, Dann Corbit wrote: >>> >>>>On January 07, 2002 at 04:47:50, Will Bundy wrote: >>>>>Hi >>>>> >>>>> In this position Fritz7a announces mate in 8 in 1 sec!!! I expected chessmaster >>>>>to find it in the same amount of time, didn't happen. >>>>> >>>>> >>>>> 2R2R2/5p2/p3p2p/4P1pk/7N/P5PP/5P1K/1q6 w - g6 id Fritz 7 - ; bm g3g4; >>>> >>>>I don't think you can reasonably draw any sensible conclusions from a single >>>>position. Try it on a couple hundred. If it's faster with a large set of >>>>positions, then your conclusion is likely to follow. If not, then not. >>> >>>Yes it's very difficult to say anything sure! I have tactical test set with 200 >>>positions and still I cannot say sure, which program is the best in solving: >>>Fritz, Tiger or Goliath. And "toy" programs like Chessmaster I haven't even >>>tested. >> >>The output of Chest319 for this problem: >> >>[D]2R2R2/5p2/p3p2p/4P1pk/7N/P5PP/5P1K/1q6 w - g6 acn 18544563; acs 116; bm Rxf7 >>g4+; ce 32752; dm 8; pv g4+ Kxh4 Rh8 Qg6 Rcg8 Qh5 Rh7 f5 exf6ep e5 Rgh8 e4 Rxh6 >>e3 Rxh5#; > > >One second for this position is for sure nice time. Mine (LLchess mate solver) >was not able find mate by its selective. By brute force it find mate in 8 moves >in 3 min and 22 sec. Celeron 600Mhz. No hash. > >Leonid. Hi Leonid, I'm not sure where you read "one second". In the above EPD output "acs 116;" means 116 seconds, i.e. 1 min and 56 seconds. That's not that far from your time :-) Cheers, Heiner
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