Large is related to Corn. Corn is related to Wheat. Wheat is related to Powder. 
Art is related to Skill. Skill is related to Organization. Partnership is a type of Organization. 
Large <--RelatedTo--> Corn <--RelatedTo--> Wheat <--RelatedTo--> Powder 
Art <--RelatedTo--> Skill <--RelatedTo--> Organization <--IsA-- Partnership 