PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • We should also benefit from increasing activities in unconventional oil shale reservoirs not only in North America but also South America particularly Argentina and North Africa.
http://www.w3.org/ns/prov#wasQuotedFrom
  • seekingalpha.com