PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • An ebook is an even more powerful tool than a great article or a ???hold the front page??? press release when it comes to attracting backlinks.
http://www.w3.org/ns/prov#wasQuotedFrom
  • searchmarketingstandard.com