PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The Tajik people were mainly engaged in animal husbandry and farming, but productivity was very low, unable to provide enough animal by-products in exchange for grain, tea, cloth and other necessities.
http://www.w3.org/ns/prov#wasQuotedFrom
  • china.org.cn