Dream is related to State. Department is a type of State. 
Steep is a different concept from Slope. Slope is related to Physics. Physics is a type of Science. Science is the opposite of Art. 
Dream <--RelatedTo--> State <--IsA-- Department 
Steep <--DistinctFrom--> Slope <--RelatedTo--> Physics --IsA--> Science <--Antonym--> Art 