Reason is a type of Fact. Fact is the opposite of Voice. Voice is related to Beautiful. Beautiful is the opposite of Poor. 
Director is related to Play. you are likely to find Play in/at/on Theater. 
Reason --IsA--> Fact <--Antonym--> Voice <--RelatedTo--> Beautiful <--Antonym--> Poor 
Director <--RelatedTo--> Play --AtLocation--> Theater 