PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • To date, most carbon emission reduction strategies ??? such as carbon capture and storage ??? have focused on point sources such as power plants or other stationary sources.
http://www.w3.org/ns/prov#wasQuotedFrom
  • aapg.org