Admit is the opposite of Deny. Deny is the opposite of Believe. Believe is a synonym of Think. Think is related to Mind. 
you are likely to find Merchant in/at/on City. you are likely to find Prison in/at/on City. 
Admit <--Antonym--> Deny <--Antonym--> Believe <--Synonym--> Think <--RelatedTo--> Mind 
Merchant --AtLocation--> City <--AtLocation-- Prison 