Medicine is related to Health. Health is the opposite of Illness. Pile is a type of Illness. 
Dispute is a synonym of Argument. Argument is a synonym of Statement. Statement is related to Testimony. Testimony is related to Evidence. 
Medicine <--RelatedTo--> Health <--Antonym--> Illness <--IsA-- Pile 
Dispute <--Synonym--> Argument <--Synonym--> Statement <--RelatedTo--> Testimony <--RelatedTo--> Evidence 