PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • ventilation equipment; (b) boiler, fired or unfired pressure vessels; (c) fire sprinkler and/or standpipe and hose or other automatic fire extinguishing systems, including fire alarm and/or smoke detection; (d) elevators;
http://www.w3.org/ns/prov#wasQuotedFrom
  • sec.gov