PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • In the U.S., a railroad is a public utility deriving its franchise from a state.
http://www.w3.org/ns/prov#wasQuotedFrom
  • myprogressiverailroading.com