"Erwin Brandstetter" <brsaweda@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 :) 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? -- Gregory Stark EnterpriseDB http://www.enterprisedb.com