Author: Joshua Haglund
Date: 19:26:54 09/28/05
Go up one level in this thread
On September 27, 2005 at 16:47:58, Dann Corbit wrote: >On September 27, 2005 at 02:21:08, Marc Lacrosse wrote: > >>On September 26, 2005 at 20:00:56, Dann Corbit wrote: >> >>>On September 26, 2005 at 19:10:39, Andres Valverde wrote: >>> >>>>Hi, >>>> >>>>I am building a book file for my little engine. It consist in a text files with >>>>lines like this : >>>> >>>>rr4k1/3nppbp/5np1/q1pPN3/8/2N3PP/PP3PK1/R1BQR3 b - - c0:d7e5 ce:50 >>>>rr4k1/3nppbp/3p1np1/q1pPP3/8/2N2NPP/PP3PK1/R1BQR3 b - - c0:d6e5 ce:50 >>>>rr4k1/3nppbp/3p1np1/q1pP4/4P3/2N2NPP/PP3PK1/R1BQR3 w - - c0:e4e5 ce:50 >>>>rr4k1/2qnbppp/p2pb3/1p2p1Pn/4P2P/1NN1BP2/PPP2Q2/1K1R1B1R w - - c0:f3f4 ce:50 >>>>rqb2rk1/pp2bppp/2nppn2/1N6/4PP2/2N1B3/PPP1B1PP/R2Q1RK1 w - - c0:a2a4 ce:50 >>>>rqb1kbnr/pp1ppppp/2n5/1N6/4P3/8/PPP2PPP/RNBQKB1R w KQkq - c0:f1d3 ce:50 >>>>rqb1kbnr/pp1ppppp/2n5/1N6/4P3/8/PPP2PPP/RNBQKB1R w KQkq - c0:c2c4 ce:33 >>>>..... >>>> >>>>The EPD lines are extracted from PGN files and the "ce:x" code is the % scored >>>>by side to play. The question is: what is the best opcode for the move? "bm:"? >>>>"cO" as a comment. I would like to make books that other people could read/write >>>>with any EPD tool. >>> >>>I would use pm (predicted move) unless there is a move that your engine cannot >>>calculate and you know to be superior -- in that case use bm. >> >>Hi Dann, >> >>I am not to familiar with EPDs. >>Is there a way to store a position with multiple evaluations through opcodes >>(not only one single pm or bm)? >> >>I think : >>1. the position plus >>2. Shredder - depth 15 (or time 300) - bm e2e4 - eval 0.55 - second bm d2d4 plus >>3. Fruit - depth 15 - bm d2d4 - ... >> >>all in one single line, and so on for each position. >> >>and in case it's possible, do you know a program which is able to read and/or >>produce such data ? > >You can do that, but it will require more than one EPD record. Simply record >the pm and ce for each new instance. You could also hash the whole file instead of reading it. Joshua Haglund toneewa@yahoo.com
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