PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The government warned that by-products from the mining of thousands of tons of lead, zinc, arsenic and other metals and minerals could escape into and pollute the Rimac River, this city's main source of water.
http://www.w3.org/ns/prov#wasQuotedFrom
  • terradaily.com