Author: Robert Hyatt
Date: 09:34:07 05/01/02
Go up one level in this thread
On May 01, 2002 at 08:10:01, Michael Vox wrote: > > >Crafty 18.11 - Mike > >256MB, POWER.ctg, X > 1.d4 Nf6 2.c4 e6 3.g3 Nc6 4.Nf3 b6 5.Bg2 Bb7 6.Nc3 Bb4 7.0-0 Bxc3 8.bxc3 0-0 >9.Nd2 d5 10.cxd5 exd5 11.Re1 Re8 12.e4 dxe4 13.Nxe4 Nxe4 14.Bxe4 Rb8 15.Qg4 Na5 >16.Bg5 Qd6 17.Bf4 Qd8 18.Bxb7 Rxb7 19.Bg5 f6 20.Bxf6 Rxe1+ 21.Rxe1 Qxf6 22.Qc8+ >Kf7 23.Qe8# 1-0 > >Crafty and Nalimov under the Fritz 7b GUI found mate in #7 at move 21. However, >Crafty did not move instantaneously, it took up to 1 minute of more to move! This is not abnormal. For a mate in 8, crafty will use the normal time limit unless it reaches depth 15 and finishes it. That guarantees that it will find the shortest mate, rather than stopping early after finding a longer one. >The last move 23.Qe8 took an unbelievable 1:31 to mate, when the evaluation was >showing mate in 1. > >Why is this ? No idea. I can't reproduce here. Sounds like the fritz gui is doing something odd... > >One would think if Nalimov and the evaluation see mate in a certain amount of >moves they would just move them instaneouly.... nalimov has nothing to do with this position. This isn't a 3-4-5 piece ending at all. This is a mate found by the search. You will get the same mate scores without the tables at all... > >Comments welcome. > >Regards,
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