PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • It involves spraying into the upper atmosphere a ???...very fine, white-talcum-like aerosol of aluminum oxide, barium oxide and other oxides...??? to reduce global warming.
http://www.w3.org/ns/prov#wasQuotedFrom
  • activistpost.com