PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Still, considerable R&D is required, particularly in the area of absorbing or storing carbon dioxide created in power generation so that it does not pollute the atmosphere.
http://www.w3.org/ns/prov#wasQuotedFrom
  • hbr.org