Author: Gian-Carlo Pascutto
Date: 10:28:31 12/27/00
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On December 27, 2000 at 12:32:45, Vincent Diepeveen wrote: >First of all SJENG is a mate prover so let's forget sjeng. Either you are confusing me with CHEST, or you have bad memory. >Diep isn't a mate prover but a normal chessprogram. So is Sjeng. It has, however, a special matefinding search. It is always enabled for suicide chess, but I also use it for normal chess or crazyhouse sometimes. >It took indeed some 6 years of search experiments to get that far. It took me 2 evenings to implement it. Most of the theoretical work had been done by Dutch (ironic isn't it?) researchers but no-one had bothered to implement it for normal chess yet. >Note that this position was at the homepage from WEINERS company >to promote if i'm right shredder2. > >Nowadays to my amazement shredder4 no longer finds it! > >dunno about shredder5. > >So if i were as ignorant as the majority of >posters here: shredder got worse! They no longer overextend forced checking sequences. You still do. Oh and by-the-way...Sjeng without the matefinder finds the correct move in +-170 nodes. -- GCP
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