About: http://webisa.webdatacommons.org/299753358

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	Let's say PDF, ODT and other documents, received from users uploaded to WebServer.
http://www.w3.org/ns/prov#wasQuotedFrom	stackoverflow.com