Term is related to Thread. Pile is a type of Thread. Pile is related to File. you are likely to find File in/at/on Drawer. 
Essay is related to Book. Book is related to Article. Article is related to News. you are likely to find News in/at/on Television. 
Term <--RelatedTo--> Thread <--IsA-- Pile <--RelatedTo--> File --AtLocation--> Drawer 
Essay <--RelatedTo--> Book <--RelatedTo--> Article <--RelatedTo--> News --AtLocation--> Television 