PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • He advocates a more deliberate, comprehensive approach, including aggressively limiting your child's Internet use: For middle schoolers, he recommends banning instant messaging, blocking search engines such as Google and denying access to free e-mail services such as Yahoo Mail.
http://www.w3.org/ns/prov#wasQuotedFrom
  • amazon.com