Author: Luis Smith
Date: 14:47:03 01/02/04
Go up one level in this thread
On January 02, 2004 at 17:02:31, Robert Hyatt wrote: >On January 02, 2004 at 14:10:59, Luis Smith wrote: > >>Someone posted this position in the Winboard forum >> >>[D]3r4/1K6/5N2/8/8/4k3/8/8 w - - 7 98 >> >>This is what Crafty displays under analysis mode. >> >>depth=0 -327.39 1. Nh7 <EGTB> >>Nodes: 0 NPS: 0 >>Time: 00:00:00.01 >> >>If you disable EGTB's it displays one of the drawing moves. However if you >>force it to play as black it plays Ng4+ one of the drawing moves. > > >I don't know what could cause this. I set the position up and I get >the expected answer in analysis mode: I think I might have incomplete Tablebases. Is there a utility that checks for you or something? > >White(1): 3r4/1K6/5N2/8/8/4k3/8/8 w - - 7 98 >1. Nh5 Rd1 2. Nf6 Ra1 3. Ng8 Rb1+ 4. Kc8 Ra1 5. Ne7 Rb1 6. Ng8 Ra1 >White(1): an >Analyze Mode: type "exit" to terminate. >end-game phase > clearing hash tables > time surplus 0.00 time limit 22.50 (3:30) > depth time score variation (1) > 1 0.00 -0.58 1. Nh7 > 1-> 0.01 -0.58 1. Nh7 > 2 0.02 -- 1. Nh7 > 2 0.03 -Mat14 1. Nh7 <EGTB> > 2 0.04 ++ 1. Ng4+!! > 2 0.05 0.01 1. Ng4+ <EGTB> > 2-> 0.06 0.01 1. Ng4+ <EGTB> > 3 0.06 0.01 1. Ng4+ <EGTB> > 3-> 0.06 0.01 1. Ng4+ <EGTB> > 4 0.06 0.01 1. Ng4+ <EGTB> > 4-> 0.06 0.01 1. Ng4+ <EGTB> > time=0.06 cpu=0% mat=-2 n=92 fh=100% nps=10K > ext-> chk=9 cap=0 pp=0 1rep=0 mate=0 > predicted=0 nodes=92 evals=1 > endgame tablebase-> probes=13 hits=13
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