Author: Uri Blass
Date: 11:07:03 03/11/02
Go up one level in this thread
On March 11, 2002 at 13:39:47, Vincent Diepeveen wrote: >On March 10, 2002 at 19:44:17, Matthias Gemuh wrote: > >>On March 10, 2002 at 18:03:30, Art Basham wrote: >> >>>Maybe this was aleady posted here recently, I do not remember... >>>but none of my chess programs will play 1. Bd3+...!! >>> >>>If some here with faster computors want to give it a try, >>>it will be interesting to see what program finds it - (if any). >>> >>>[D]r1bq1r2/p2np2k/3p4/3pP3/2pP3N/4Q3/PP4P1/2KR1B2 w - - >>> >>>White gains time (with a check) and prepares to play rook to h1..etc. >> >> >>My program (HyLogicChess) clears the way for the rook in different manner. >>[1] (-4.85) 1.e6 (00h:00m:00s) >>[2] (-4.86) 1.e6 Nf6 (00h:00m:00s) >>[3] (-4.11) 1.Bxc4 Qc7 2.Qd3 Kg8 (00h:00m:00s) >>[4] (-3.45) 1.Bxc4 dxe5 2.Bxd5 Qc7 3.Qc3 (00h:00m:00s) >>[5] (-2.15) 1.Bxc4 dxc4 2.Qe4 Kh8 3.Ng6 Kg8 4.Nxf8 Rb8 (00h:00m:09s) >>[6] (-1.59) 1.Bxc4 Nxe5 2.dxe5 dxc4 3.Qe4 Bf5 4.Nxf5 Kg6 (00h:01m:21s) >>[7] (-1.85) 1.Bxc4 Qc7 2.Qd3 Kh8 3.Rh1 Qxc4 4.Qxc4 dxc4 5.Nf5 Kg8 6.Nxe7 Kg7 >>7.exd6 (00h:19m:24s) > >7 ply in 19 minutes? > >What programming language are you using, Java? Branching factor of 9 or more than 10 in the last 2 plies is one of the reasons for the result. Uri
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