Gather is a synonym of Conclude. Conclude is a type of Agree. Settle is a type of Agree. Settle is a synonym of Locate. 
Justice is related to Liberty. Liberty is the opposite of Slavery. Slavery is related to Master. Master is related to School. 
Gather <--Synonym--> Conclude --IsA--> Agree <--IsA-- Settle <--Synonym--> Locate 
Justice <--RelatedTo--> Liberty <--Antonym--> Slavery <--RelatedTo--> Master <--RelatedTo--> School 