PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • However, since population aging is determined by the percentage of people above 60 in a given population, Sweden, Norway and other nations in northern and eastern Europe are the most aged nations in the world.
http://www.w3.org/ns/prov#wasQuotedFrom
  • medicc.org