PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Use phosphate-free detergent - Phosphorus is harmful to the environment, as it can deplete oxygen which is vital to fish and other aquatic organisms.
http://www.w3.org/ns/prov#wasQuotedFrom
  • a1environmental.net