About: http://webisa.webdatacommons.org/401110821

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	The reader will understand that this process can equally be applied to other types of documents, other than emails.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com