PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Cap and trade is a system enacted by the government that is designed to reduce the emissions of pollutants, especially greenhouse gases such as carbon dioxide, into the atmosphere.
http://www.w3.org/ns/prov#wasQuotedFrom
  • wisegeek.com