PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Dropbox: Offering loads of free storage space, Dropbox lets users share folders and save documents, pictures and other files which are accessible from a computer and many mobile devices.
http://www.w3.org/ns/prov#wasQuotedFrom
  • volunteerspot.com