PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Writers usually begin with a clear idea of audience, content and the importance of their communication; sometimes, one of these needs to be clarified for the best communication.[4][5][6] Student writers find motivation especially difficult because they are writing for a teacher or for a grade, instead of a real audience.[7] Often teachers try to find a real audience for students by asking them to
http://www.w3.org/ns/prov#wasQuotedFrom
  • wikipedia.org