PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The most important of the greenhouse gases is carbon dioxide, and it???s measured in the atmosphere in parts per ten thousand, so it???s not as rare as ozone, which is parts per million, but parts per ten thousand.
http://www.w3.org/ns/prov#wasQuotedFrom
  • democracynow.org