PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • It is lighter than air and triggers convection currents that can lead to clouds.Water vapor is a potent greenhouse gas along with other gases such as carbon dioxide and methane.
http://www.w3.org/ns/prov#wasQuotedFrom
  • answerparty.com