Author: Steffen Jakob
Date: 08:22:03 12/09/03
Go up one level in this thread
On December 09, 2003 at 11:19:39, Sune Fischer wrote: >On December 09, 2003 at 10:18:44, K. Burcham wrote: > >> >>the program Jonny did not know that a 3 fold repetition is a draw. >> >>GCP >> >>Oh I see. this changes my opinion. >>so we can say that shredder nor jonny could see the draw. >>for what ever reason, code, bug, neither program could see draw, maybe in eval >>but neither program said "draw by repetition". maybe ok to play on. not sure. >> >>kburcham > >This is getting technical, more so than it has to be, I will try and explain. > >Chessabase, UCI and WB engines are different concerning a some minor details. > >In WB the engine has to do everything by itself, read the book, claim the draw >etc. > >In UCI there is no way the engine can claim a draw, there is no protocol command >available for the engine to do this. > >This is all documented and normal behavior, there is nothing here indicating >Jonny didn't behave according to protocol or was lacking in some way. Jonny is not a UCI engine. It is a winboard engine and used the winboard adapter from Chessbase. >But all that tech stuff aside on who knew what and why, the crucial point >remains that Jonny managed to bring about a draw on the board and the operator >was allowed to overrule it only to face certain defeat. Greetings, Steffen.
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