PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Science factTalking about Google's fledgling Knowledge Graph, he explains that the search engine needs to know loads to answer even those simple queries - it needed to understand that Justin Bieber is a person, what tallness is, what metric to answer in and, of course, where to get that information from a reliable source.
http://www.w3.org/ns/prov#wasQuotedFrom
  • techradar.com