<http://schema.org/keywords>
"train, locomotive, tram, Zug, Lokomotive, Stra\u00DFenbahn, train, locomotives, tramways, trem, locomotiva, carro el\u00E9ctrico, transportation"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.bibliocad.com/library/box-car-for-arids_9438>