PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The average first time mom goes into labor naturally sometime after 41 weeks but, regardless, the due date is an estimate and not an expiration date.
http://www.w3.org/ns/prov#wasQuotedFrom
  • people.com