Try is a type of Melt. Melt is a synonym of Disappear. Disappear is the opposite of Appear. 
Bowl is made of Steel. Bowl is related to Sphere. Ball is a type of Sphere. 
Try --IsA--> Melt <--Synonym--> Disappear <--Antonym--> Appear 
Steel <--MadeOf-- Bowl <--RelatedTo--> Sphere <--IsA-- Ball 