About: http://webisa.webdatacommons.org/66617231

Property	Value
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	media elements such as text, graphics, animations, video clips, and sound
http://www.w3.org/ns/prov#wasQuotedFrom	coverpages.org