PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Photos and clip art have similar support: a free image gallery is included, but users can easily import their own logos, pictures and other graphics.
http://www.w3.org/ns/prov#wasQuotedFrom
  • sys-con.com