Area is related to Mall. Mall is related to Teenager. Teenager is derived from Age. Age is related to Detail. 
Carrier is a type of Traveler. Carrier is related to Box. 
Area <--RelatedTo--> Mall <--RelatedTo--> Teenager --DerivedFrom--> Age <--RelatedTo--> Detail 
Traveler <--IsA-- Carrier <--RelatedTo--> Box 