PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Unfortunately, in many places in America and the rest of the world, including China and Russia, the soil is badly depleted of its selenium content because of acid rain, which can dramatically change the chemical composition of the soil.
http://www.w3.org/ns/prov#wasQuotedFrom
  • lef.org