PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Nitrous oxide is a potent greenhouse gas that, along with other more abundant greenhouse gases such as carbon dioxide and methane, is warming the climate.
http://www.w3.org/ns/prov#wasQuotedFrom
  • climatecentral.org