PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Thus, Second Life residents continue to learn by interacting outside of Second Life by writing blogs, collaborating on wikis, joining Facebook groups, exchanging short comments on microblogging applications such as Twitter, participating in conversations on listservs, sharing images on Flickr, and sharing resources on del.icio.us or other social networking sites.
http://www.w3.org/ns/prov#wasQuotedFrom
  • wikibooks.org