Ribbon is related to Material. Aluminum is a type of Material. Aluminum is related to Steel. 
Collar is a synonym of Cop. Cop is a synonym of Police. Police is related to Department. 
Ribbon <--RelatedTo--> Material <--IsA-- Aluminum <--RelatedTo--> Steel 
Collar <--Synonym--> Cop <--Synonym--> Police <--RelatedTo--> Department 