PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Another pump pulls water through a protein skimmer, removing amino acids, lipids, phosphates, and other nutrients needed by algae.
http://www.w3.org/ns/prov#wasQuotedFrom
  • homeenergy.org