About: http://webisa.webdatacommons.org/233258166

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	This is based in part upon explicitly tagging junk mail or non-junk mail by the user, e.g. by pressing a button, and via implicitly tagging the messages through user actions associated with the particular message.
http://www.w3.org/ns/prov#wasQuotedFrom	google.co.uk