PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • So, there is a couple of ways to reduce the price of solar electricity so that it is cost competitive with conventional sources.
http://www.w3.org/ns/prov#wasQuotedFrom
  • ncwit.org