PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The author believes that: most of global warming is very likely due to manmade emissions of greenhouse gases, such as carbon dioxide.
http://www.w3.org/ns/prov#wasQuotedFrom
  • washingtonpost.com