PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • By the 2070s, even skyscrapers and other tall structures can be erected using this method.
http://www.w3.org/ns/prov#wasQuotedFrom
  • futuretimeline.net