PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Explore Web 2.0 tools such as Wikis, blogs, social networking sites, discussion boards, videoconferencing and more while researching several collaborative classroom projects that use these tools.
http://www.w3.org/ns/prov#wasQuotedFrom
  • pbs.org