On Jun 5, 8:35 am, s...@xxxxxxxxxxxxxxxx (Gregory Stark) wrote: > "Erwin Brandstetter" <brsaw...@xxxxxxxxx> writes: > > I postulate further that a king only be king of his own people (rules out > > multiple kingships, too). > > That's not how it's worked in the past :) Yeah i know. :) That's why I had to postulate this one explicitly. > If you have a nation table wouldn't you just have a king_id column in that > table which is a foreign key reference to man_id? Have a look at my model 3.) above .. Regards Erwin