PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • It will also be vital to understand better the size and types of sources that need to be addressed, as well as the existing pollution control equipment currently in place.
http://www.w3.org/ns/prov#wasQuotedFrom
  • unep.org