PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Carbon dioxide lives in the atmosphere for decades, which means that global warming is a problem that could slowly escalate over the next century, ultimately producing temperatures that could be extremely costly to human society.
http://www.w3.org/ns/prov#wasQuotedFrom
  • washingtonpost.com