Author: Bruce Moreland
Date: 09:16:45 09/22/00
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On September 22, 2000 at 08:25:29, Dave Gomboc wrote: >On September 20, 2000 at 22:47:46, Bruce Moreland wrote: > >>On September 20, 2000 at 19:17:52, Uri Blass wrote: >> >>>You may be right and the numbers of Bruce in 12*12 board suggest that you are >>>right. >>> >>>I did not learn seriously the way to mate KBN vs K and I only know that there is >>>a stage when the king can escape from the last rank by Kd8-e8-f7 only to get >>>later to it again. >> >>That was what I was concerned about, too. If black tries to go into a large >>radius circle, and hits the edge of the board and is trapped, it might imply >>that if the board is bigger, eventually there is enough space for the circle to >>go all the way around the board, at which point the game is a draw. >> >>Unfortunately, it would take a large effort to do larger boards. 12 x 12 isn't >>that hard, but much larger and the files become enormous. >> >>bruce > >I'd be surprised if KBNK was a win at really large board sizes. Of the stronger >side's three pieces, only one of them is long-range. > >Dave In KNN vs KP, you can chase the king into the corner with one knight. I think it is a win with any even-numbered board size. I wrote another post showing that it is a win on 12 x 12, and that is pretty big. KQ vs KR is also a win, which I find a little more surprising. bruce
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