Administrative is related to Capital. Capital is similar to Superior. Supervisor is a type of Superior. Supervisor is a type of Person. 
Combine is the opposite of Divide. Divide is the opposite of Unite. 
Administrative <--RelatedTo--> Capital <--SimilarTo--> Superior <--IsA-- Supervisor --IsA--> Person 
Combine <--Antonym--> Divide <--Antonym--> Unite 