Author: Dave Gomboc
Date: 13:01:32 01/17/00
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On January 17, 2000 at 12:24:37, Shep wrote: > >I noticed that DB's move notation in its PV is rather unusual, e.g. > Rf1f7p >for "Rook f1 moves to f7, captures pawn". >(Hmmm, now where have I seen that before...? :-) >How many other program(mer)s are using this extra info (which piece was >captured) this way and what advantage does it offer? > >--- >Shep Sometimes you have a position and you want to go back to the position before the last move. With SAN, you need a history of the game score, but with this representation, you just need the move that was last made. Decoding Rf1f7p, you know to just move the rook on f7 back to f1, and stick a pawn on f7. Dave
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