PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • But Lih says the trend of fewer voluntary contributions on the site is perhaps indicative of Facebook, Twitter and other social media successfully competing for users' attention.
http://www.w3.org/ns/prov#wasQuotedFrom
  • publicradiotulsa.org