Domain is a synonym of Region. Outside is a type of Region. Outside is related to Public. Public is related to Transportation. 
Real is related to Realistic. Realistic is similar to Virtual. Virtual is the opposite of Legal. Legal is related to Just. 
Domain <--Synonym--> Region <--IsA-- Outside <--RelatedTo--> Public <--RelatedTo--> Transportation 
Real <--RelatedTo--> Realistic <--SimilarTo--> Virtual <--Antonym--> Legal <--RelatedTo--> Just 