About: http://webisa.webdatacommons.org/167415865

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	Letters, spreadsheets, emails, books, pictures, presentations, <add>PDFs</add> and movies are examples of documents.
http://www.w3.org/ns/prov#wasQuotedFrom	w3.org