PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Water pollution has been raised as one of the main issues this year, as water supplied to consumers in many parts of the world is often contaminated with bacteria and other chemicals.
http://www.w3.org/ns/prov#wasQuotedFrom
  • pattayamail.com