§ 201(2)(a) says: if the parties attach different meanings to a term, the court interprets the term in accord with the meaning attached by one of the parties if that party knew of that the other party attached a different meaning, and the other party did not know of the different meaning attached by the first party. § 201(2)(b) says: if the parties attach different meanings to a term, the court interprets the term in accord with the meaning attached by one of the parties if that party had reason to know of that the other party attached a different meaning, and the other party did not have reason to know of the different meaning attached by the first party.