Food is the opposite of Soup. Soup is related to Mushroom. 
Book is related to Edition. Edition is a type of Group. Group is related to Friend. Friendship is derived from Friend. 
Food <--Antonym--> Soup <--RelatedTo--> Mushroom 
Book <--RelatedTo--> Edition --IsA--> Group <--RelatedTo--> Friend <--DerivedFrom-- Friendship 