PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • U.N. officials estimate the process to eliminate the chemicals -- known as Persistent Organic Pollutants, or POPS, and replace them with new technologies or other methods could cost billions of dollars.
http://www.w3.org/ns/prov#wasQuotedFrom
  • enn.com