PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Our results also suggest that the terrestrial biosphere was a source of CO2 until the 1940s, subsequently turning into a sink.
http://www.w3.org/ns/prov#wasQuotedFrom
  • rocketscientistsjournal.com