Author: Uri Blass
Date: 15:22:26 07/25/03
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On July 25, 2003 at 18:14:25, Ed Schröder wrote: >On July 25, 2003 at 17:50:21, Ernst Walet wrote: > >>This afternoon my account on the chessbase server played a game against Rebel >>12. To my astonishment Rebel missed a mate in one, and got mated right away. >>Any thoughts on this, Ed? > >Yes, I have. > >Rebel claims a draw (50 moves rule) after 151.Bd3 which is ignored by the >interface. > >Since blacks last pawn move is at move 101 is black allowed to make its 151th >move? It's no capture, neither a pawn move. > >If so I have a bug in Rebel of over 20 years :) Yes You have a bug. you cannot claim a draw after Bd3 because there were only 99 plies with no capture and no pawn move. You cannot claim a draw after the mate because a mate is the end of the game and if you need to decide between mate and 50 move rules than mate decide the result of the game. Uri
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