PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • In the 2000s, we began to create customized curricula, websites, and other products built around our teen-written content.
http://www.w3.org/ns/prov#wasQuotedFrom
  • youthcomm.org