Author: Les Fernandez
Date: 23:56:00 01/27/00
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On January 28, 2000 at 01:08:44, KarinsDad wrote: >On January 26, 2000 at 00:42:33, Les Fernandez wrote: > >>Does anyone know what the maximum number of pieces for Knight, Bishop, Rook and >>Queens that can legally be arrived at in a game. For instance I think I >>remember a post which talked about it but that was some time ago. It mentioned >>something about if white had (ie 9 queens then black could only have ????) If >>someone has this information and can clearly list the variations for one side >>having the max # of a particular piece and what the opposite side can have as a >>max # I would really appreciate it! >> >>Thanks >> >>Les > >Hi Les, > >I think everyone has answered the question for you, but I will summarize: > >N = 20 >B = 20 >R = 20 >Q = 18 > >Obviously, this cannot be all of the same board and to achieves these numbers, >pieces must be captured (in order for the pawns to slip past each other). > >But, part of your paragraph indicates that you may also be asking the maximum >number of major pieces on a board. This is 26 (14 original ones plus 12 promoted >pawns where 4 pawns where captured by other pawns). This is different than the >maximum number of pieces of a given type and is what causes the 20 byte >compression problems (well, actually, not knowing how many pawns were promoted >and whether they slipped past the opposing pawn structure via capturing pawns or >pieces is the real problem). And the 12 promoted pawns could range anywhere from >8 white and 4 black through 4 white and 8 black. > >Hope this helps. If not, let us all know. > >KarinsDad :) Yes! Thank you all for helping me with my question. BTW special hello to Karins-Dad and I am interested to know how your minimum bit scheme is working out? Havent seen anything recent and was just curious <s> as always. Les
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