Author: James T. Walker
Date: 11:41:35 06/11/99
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On June 11, 1999 at 11:26:45, KarinsDad wrote: >On June 10, 1999 at 00:23:55, Milton Zucker wrote: > >>On June 08, 1999 at 12:48:26, KarinsDad wrote: >> >>[large portion of message snipped] >>> >>>Playing without underpromotions (for one side in this case) is not playing >>>chess. It is playing variant chess. >>> >>> >>>KarinsDad :) >> >>Hi, >> I own Junior 5, and I also wish that it would consider underpromotions. But I >>am not sure that I follow your logic here. Underpromotion is a rule which is >>ALLOWED in chess, but not required. If a program declines to take advantage of >>this rule, I suppose that "decision" could cause it to lose or draw a game which >>it might otherwise win; but it is still playing "chess" as long as the move it >>does make is also legal according to the rules of chess. It just didn't make >>the best move in this hypothetical situation. It was apparently the judgement >>of the programmer that Junior 5 would not suffer much by ignoring this strategy >>as an option. Or am I missing something? Are there situations where >>underpromotion is the only legal move; and if so, does Junior do something >>illegal? >> >>...Milton Zucker... > >Point well taken. > >I guess variant chess is too strong of a term since Junior does allow the >opponent to underpromote. > >I guess (slightly) inferior chess is a better term. > >KarinsDad :) Well not having underpromotion may not hurt Junior's rating but it will hurt it's sales. I for one will not buy it again even if it wins the World Championship if it does not fix this problem or cannot mate with a knight& Bishop. There are many excellent programs on the market. I have other choices so I will chose one that plays chess the way I like. Jim Walker
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