Tale is a synonym of Legend. you are likely to find Legend in/at/on Map. Map is related to Continent. 
Guard is related to Guy. Guy is a synonym of Bull. Bull is a synonym of Pig. 
Tale <--Synonym--> Legend --AtLocation--> Map <--RelatedTo--> Continent 
Guard <--RelatedTo--> Guy <--Synonym--> Bull <--Synonym--> Pig 