Residential is related to Street. Street is related to Parade. Parade is a type of Walk. Walk is related to Shopping. 
Ass is a synonym of Crack. Crack is a type of Drug. 
Residential <--RelatedTo--> Street <--RelatedTo--> Parade --IsA--> Walk <--RelatedTo--> Shopping 
Ass <--Synonym--> Crack --IsA--> Drug 