Author: Dann Corbit
Date: 12:23:07 12/22/05
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On December 22, 2005 at 14:35:56, Drexel,Michael wrote: >On December 22, 2005 at 13:26:55, Dann Corbit wrote: > >>On December 21, 2005 at 21:20:10, Uri Blass wrote: >> >>>On December 21, 2005 at 20:30:18, Dann Corbit wrote: >>>> >>>>Generally speaking, chess engines have terrible judgement in early opening >>>>positions and absurd judgement in gambits. >>>> >>>>For a bit of gambit fun, try this position on your chess engine: >>>> >>>>[D]r1bqk1nr/pppp1ppp/2n5/b7/2BpP3/2P2N2/P4PPP/RNBQ1RK1 b kq - am dxc3; bm Nge7; >>>> >>>>and see how long it takes to find Nge7. Most engines I tried cannot find it in >>>>an 8 hour search. I have not tried it lately, but I guess that they still >>>>cannot find it at 40/2, no matter what the hardware or program (w/o book, that >>>>is). >>> >>>am dxc3 is easy for rybka >> >>Not for the others, though. >> >>>bm Nge7 is an harder problem and Rybka likes Nf6 >>>Are you sure that Nge7 is the only move? >> >>It is clearly the best move. > >I wonder how you came to that definite conclusion? >You are aware of the alternative 7...Bb6 8.cxd4 d6 ? It appears to have been popular in the 1800's. In my database, I have 512 games from that position: [D]r1bqk1nr/ppp2ppp/1bnp4/8/2BPP3/5N2/P4PPP/RNBQ1RK1 w kq - and white scores 58.8% of the points (well above average). I am analyzing the position now.
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