PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The book is a quick read, and covers the work that went into developing the language at MIT as part of an experiment in finding better ways to teach children, starting in the late 1960's through the early 1980's when the book was written.
http://www.w3.org/ns/prov#wasQuotedFrom
  • slashdot.org