PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Celebrations of the Fourth of July became more common as the years went on and in 1870, almost a hundred years after the Declaration was written, Congress first declared July 4 to be a national holiday as part of a bill to officially recognize several holidays, including Christmas.
http://www.w3.org/ns/prov#wasQuotedFrom
  • constitutionfacts.com