PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The automobile companies did do things like buying up streetcar companies and converting them to motor buses, but in fairness, the streetcar companies were part of the electrical industry, ultimately backed up by firms such as General Electric and Westinghouse, and the electrical industry played by the same hardball rules, eg. the Selden Patent.
http://www.w3.org/ns/prov#wasQuotedFrom
  • historynewsnetwork.org