PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • For oysters, scallops and other shellfish, lower pH means less carbonate, which they rely on to build their essential shells.
http://www.w3.org/ns/prov#wasQuotedFrom
  • pbs.org