PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • In an online survey of 1,058 people released this week, the Red Cross found that people are increasingly using social media in emergencies, and agencies such as police and fire departments are using it to issue warnings.
http://www.w3.org/ns/prov#wasQuotedFrom
  • cnn.com