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http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	Although he has several fascinating inventions to his name, the ceiling fan remains his ...2013-03-19 Why are Blueprints Blue?Before the days of copiers and electronic documents, duplicating documents was a time-consuming, arduous task.
http://www.w3.org/ns/prov#wasQuotedFrom	tutorgig.com