PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Confined spaces, such as tanks, wells, or tunnels, have limited ability to exit, may contain potentially harmful material, and are not intended for human habitation.
http://www.w3.org/ns/prov#wasQuotedFrom
  • state.or.us