PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • refinery clarifier conditions, the precipitate was principally octacalcium phosphate at low phosphoric acid dosage but at
http://www.w3.org/ns/prov#wasQuotedFrom
  • spriinc.org