Possess is the opposite of Lack. Lack is related to Dignity. Dignity is a type of Status. Equality is a type of Status. 
Sandwich is related to Roll. Roll is related to Breakfast. Breakfast is related to Corn. Corn is related to Large. 
Possess <--Antonym--> Lack <--RelatedTo--> Dignity --IsA--> Status <--IsA-- Equality 
Sandwich <--RelatedTo--> Roll <--RelatedTo--> Breakfast <--RelatedTo--> Corn <--RelatedTo--> Large 