a Relationship between a Legal-Entity and some Entity whereby the Legal-Entity has certain *legal* rights with respect to the Entity.
(<=> (Asset ?Asset) (And (Has-Monetary-Value ?Asset) (Exists (?L-O) (And (Legal-Ownership ?L-O) (Owned-Entity ?L-O ?Asset)))))
(Exhaustive-Subclass-Partition Ownership (Setof Legal-Ownership Non-Legal-Ownership))