PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Install, maintain, and repair audio and visual electronic reception equipment or accessories including radar equipment, cable television receiver, public address system, high fidelity equipment, recorders, radios, aerials, antennas and public address systems.
http://www.w3.org/ns/prov#wasQuotedFrom
  • bls.gov