Chart is a type of List. Inventory is a type of List. Inventory is related to Product. Product is related to Smoke. 
Opposition is a type of Direction. Direction is related to Force. Force is related to Magic. Magic is a different concept from Science. 
Chart --IsA--> List <--IsA-- Inventory <--RelatedTo--> Product <--RelatedTo--> Smoke 
Opposition --IsA--> Direction <--RelatedTo--> Force <--RelatedTo--> Magic <--DistinctFrom--> Science 