Strain is a type of Disease. Rape is a type of Disease. Rape is a type of Destroy. 
Dish is related to Food. you are likely to find Food in/at/on Shelf. Shelf is related to Book. Book is related to Menu. 
Strain --IsA--> Disease <--IsA-- Rape --IsA--> Destroy 
Dish <--RelatedTo--> Food --AtLocation--> Shelf <--RelatedTo--> Book <--RelatedTo--> Menu 