House is the opposite of Rent. Rent is a type of Contract. Contract is a synonym of Reduce. Reduce is related to Minimize. 
Sure is related to Literature. Literature is related to Fiction. 
House <--Antonym--> Rent --IsA--> Contract <--Synonym--> Reduce <--RelatedTo--> Minimize 
Sure <--RelatedTo--> Literature <--RelatedTo--> Fiction 