Discover is the opposite of Hide. Hide is related to Flee. Flee is a synonym of Fly. Fly is related to Sky. 
Version is a type of Turn. Turn is related to Wheel. Bowl is a type of Wheel. Bowl is related to Ball. 
Discover <--Antonym--> Hide <--RelatedTo--> Flee <--Synonym--> Fly <--RelatedTo--> Sky 
Version --IsA--> Turn <--RelatedTo--> Wheel <--IsA-- Bowl <--RelatedTo--> Ball 