PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • There are also tons of the popular apps for smartphones that students like to use to stay connected to friends, for example Facebook and Twitter.
http://www.w3.org/ns/prov#wasQuotedFrom
  • palomar.edu