Author: Larry Griffiths
Date: 18:59:21 09/03/00
Go up one level in this thread
On September 03, 2000 at 11:31:48, Uri Blass wrote: >On September 03, 2000 at 11:17:50, Larry Griffiths wrote: > >>[D]3r2k1/p2r2p1/1p1B2Pp/4PQ1P/2b1p3/P3P3/7K/8 w - - bm e6;id "BT2450-27"; >> >>Best move is "e6", but my program keeps picking "Qxe4". >> >>What makes e6 the correct move? I only ran this positions to 12 plys. >> >>Larry. > >The line 1.e6 Rxd6 2.Qf7+ Kh8 3.e7 Rd2+ 4.Kg3 b5 5.exd8Q+ Rxd8 6.Qxa7 gives >white a material advantage. > >Another possibility is 4...Bxf7? 5.gxf7 Rg2+? 6.Kxg2 Rd2+ 7.Kg3 so without >extensions you cannot and only 12 plies your program cannot see that white is >winning. > >This possibility is probably the reason that your program cannot see the right >move. > >Uri I do have QSearch code now that does captures. It sure is depressing to see folks get 15 plys here inside of a minute when I can only get 12 plys in 30 minutes. Larry.
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