PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The reasons for this decline ??? manifested not only in absolute trade volumes but also in the decline of trade to national income (GNP) ??? involve factors other than protectionism, which has been held at bay in several ways.
http://www.w3.org/ns/prov#wasQuotedFrom
  • cfr.org