PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The protests are the most serious challenge to date for Maduro, 51, who was narrowly elected in April to succeed Hugo Ch??vez, his mentor.
http://www.w3.org/ns/prov#wasQuotedFrom
  • washingtonpost.com