Documentary is a type of Album. Documentary is related to Report. Report is a synonym of Story. Story is related to Worry. 
Art is related to Colorful. Colorful is related to Flower. 
Album <--IsA-- Documentary <--RelatedTo--> Report <--Synonym--> Story <--RelatedTo--> Worry 
Art <--RelatedTo--> Colorful <--RelatedTo--> Flower 