PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Sites such as Facebook and Twitter have captured the attention of young people in a way that blogs and online discussion forums have not, said CMU's Ananda Gunawardena.
http://www.w3.org/ns/prov#wasQuotedFrom
  • cmu.edu