PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Naturally, conventional treatment will still be essential, but increasing focus will be placed on removing arsenic, perchlorate, pharmaceuticals, and other compounds we can only guess at.
http://www.w3.org/ns/prov#wasQuotedFrom
  • wef.org