PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The patent specifically mentions blogs, groups, public mailing lists, Q & A services, product reviews, message boards, forums and podcasts, among other types of content.
http://www.w3.org/ns/prov#wasQuotedFrom
  • aboutonlinematters.com