Box is related to Bread. Bread is related to Spanish. 
Booth is a type of Closet. Booth have Door. Door is related to Solid. Solid is related to Salt. 
Box <--RelatedTo--> Bread <--RelatedTo--> Spanish 
Closet <--IsA-- Booth --HasA--> Door <--RelatedTo--> Solid <--RelatedTo--> Salt 