PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • When thinking about the civil rights era of the '50s and '60s, there were marches, sit-ins, demonstrations, boycotts and other means to achieve equal rights.
http://www.w3.org/ns/prov#wasQuotedFrom
  • huffingtonpost.com