Call is a type of Declare. Testify is a type of Declare. Testify is a synonym of Depict. Depict is a synonym of Envision. 
Hat is related to Bill. Bill is related to Currency. Currency is related to Mark. 
Call --IsA--> Declare <--IsA-- Testify <--Synonym--> Depict <--Synonym--> Envision 
Hat <--RelatedTo--> Bill <--RelatedTo--> Currency <--RelatedTo--> Mark 