PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • For decades, cosmologists have debated the question of whether the universe is open or closed, permanently expanding or destined to recollapse.
http://www.w3.org/ns/prov#wasQuotedFrom
  • stanford.edu