About: http://webisa.webdatacommons.org/377690039

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	To test this feature out, make sure that you have an application installed on your physical device that accepts PDF documents, such as Dropbox or Amazon's Kindle application.
http://www.w3.org/ns/prov#wasQuotedFrom	tutsplus.com