PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • A sledgehammer is a large, heavy hammer used for jobs such as breaking rocks and driving in fence posts, so to take a sledgehammer to crack a nut is to use a disproportionately forceful means to achieve a simple objective.
http://www.w3.org/ns/prov#wasQuotedFrom
  • oxforddictionaries.com