PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • A gradual rise in the world's temperatures caused by polluting gases such as carbon dioxide which are collecting in the air around the Earth and preventing heat escaping into space.
http://www.w3.org/ns/prov#wasQuotedFrom
  • ieltsbuddy.com