PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • I think this extension is a nice idea but as others have commented it needs to have a configurable area to customise the X Header and to show just spam score if user prefers.Please fix :)
http://www.w3.org/ns/prov#wasQuotedFrom
  • mozilla.org