PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The electric grid is a particularly acute vulnerability because if someone takes that down, communications are hit along a huge array of vital services, for example water pumps.
http://www.w3.org/ns/prov#wasQuotedFrom
  • cnn.com