PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Almost universal access to higher education in a (substantially) market system has been a great advantage to the USA, IMO - with all kinds of benefits.
http://www.w3.org/ns/prov#wasQuotedFrom
  • econlib.org