PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • In addition I propose that there be a mandatory recycling of electronic devices. ???E-waste contains mercury and other toxics and is a growing environmental problem??? according to World Watch Institute.
http://www.w3.org/ns/prov#wasQuotedFrom
  • thomaslfriedman.com