About: http://webisa.webdatacommons.org/243686552

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	I used an older version of this add-on and the fidelity is vastly improved including the ability to upload local files and files from behind a firewall.
http://www.w3.org/ns/prov#wasQuotedFrom	mozilla.org