PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • In the case where the object being converted is an array: If all of its items are arrays, then it is passed directly to Hash.[].
http://www.w3.org/ns/prov#wasQuotedFrom
  • ruby-lang.org