PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The Soviet Union needed twenty years (from 1935 to 1955), a period including the war years, to achieve a similar increase.
http://www.w3.org/ns/prov#wasQuotedFrom
  • beersandpolitics.com