PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Students selected and commented on content related to presentations by speakers from Google, CNN, Hearst, Scripps, Mashable and other media and technology companies.
http://www.w3.org/ns/prov#wasQuotedFrom
  • pbs.org