Go is a type of Be. Go is a synonym of Change. Suspend is a type of Change. 
Square is related to Level. Level is related to Certain. Certain is the opposite of Uncertain. 
Be <--IsA-- Go <--Synonym--> Change <--IsA-- Suspend 
Square <--RelatedTo--> Level <--RelatedTo--> Certain <--Antonym--> Uncertain 