Author: John Merlino
Date: 14:57:55 03/02/06
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On March 02, 2006 at 17:12:56, George Tsavdaris wrote: >On March 02, 2006 at 00:26:08, Charles Roberson wrote: > >> >> Came across this position by accident browsing chess club web sites. >> It comes from the Duke University Chess Club. The position is >> 1r5k/4NP1b/7K/8/6R1/8/8/8 w - - 0 1 >> >> Telepath found the mate in 4 but could not find the mate in 3. >> After some debugging I found out why!!! >> >> Just before the final ply in the mate in 3, Telepath announced insufficent >> material which is true. But in this position you can mate with insufficient >> material. > > Actually you can't mate with insufficient material. That's why it is called >insufficient material. A KNKB situation is not insufficient material..... Indeed. I can't remember if anybody reported that there are some GUIs that are incorrect here, but I just verified that there is no such draw announcement in the Chessmaster GUI. jm
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