Post is a type of Product. Product is a synonym of Output. Output is related to Milk. Milk is related to Cookie. 
Van is a type of Automobile. Automobile is related to Transportation. Airplane can be used for Transportation. Wing is part of Airplane. 
Post --IsA--> Product <--Synonym--> Output <--RelatedTo--> Milk <--RelatedTo--> Cookie 
Van --IsA--> Automobile <--RelatedTo--> Transportation <--UsedFor-- Airplane <--PartOf-- Wing 