PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Electronic devices contain heavy metals, such as lead, cadmium and mercury that could remain dangerous for decades if dumped in landfills.
http://www.w3.org/ns/prov#wasQuotedFrom
  • observer-reporter.com