PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Today???s iTunes U app, combined with the textbook enhancements made in iBooks 2, are a major step in turning the iPad and other iOS devices into effective???and potentially mandatory???educational tools.
http://www.w3.org/ns/prov#wasQuotedFrom
  • ilounge.com