Vehicle is related to Street. you are likely to find Dust in/at/on Street. you are likely to find Dust in/at/on Home. 
Boyfriend is derived from Boy. Boyfriend is a type of Single. Single is the opposite of Married. 
Vehicle <--RelatedTo--> Street <--AtLocation-- Dust --AtLocation--> Home 
Boy <--DerivedFrom-- Boyfriend --IsA--> Single <--Antonym--> Married 