Author: Uri Blass
Date: 11:04:06 11/17/04
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On November 17, 2004 at 13:35:16, Robert Hyatt wrote: >On November 17, 2004 at 08:39:40, milix wrote: > >>On November 17, 2004 at 08:27:47, Jan K. wrote: >> >>>Under winboard/arena which of the following positions should be claimed(/can be >>>claimed) as drawn by insufficient material-KBKN, KBKNN, KNNKNN? I thought that >>>KBKN can be claimed as a draw, but once this position happened under Fritz GUI, >>>my engine claimed draw and stopped playing but GUI still expected me to move and >>>my engine lost on time. Thx. >> >>[D] knB5/8/1K6/8/8/8/8/8 w - - 0 1 >> >>White to move and mate in one - so this position is not a draw. The king is in >>the wrong corner. > > >Fine, but what was black's last move? > >Had to be the knight. Which could only have come from a6 or c6 otherwise it >would have captured the white king. Therefore there was a forced draw one move >earlier, where black left the knight on a6/c6 and moved his king instead. > >It's a draw. It is not a draw by insufficient material. A program may evaluate it as 0.00 but not stop moving. Uri
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