PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • How could a black individual gain access to the white house and the president in the 1860's, other than as a servant, during this period?
http://www.w3.org/ns/prov#wasQuotedFrom
  • civilwarinteractive.com