PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The system includes electronic locks and keys that enable water utilities to control and monitor entry gates, chemical feedareas, watersheds, water wells, and other water sources.
http://www.w3.org/ns/prov#wasQuotedFrom
  • wef.org