PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Obviously, these three lines are almost parallel, rising steeply upwards to the days I was a student, i.e. the 90s.
http://www.w3.org/ns/prov#wasQuotedFrom
  • economist.com