PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • For instance, 92 percent of these nonprofits have at least one social media button on their homepages, and the most popular of those buttons is one for Facebook.
http://www.w3.org/ns/prov#wasQuotedFrom
  • prdaily.com