PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The amount of sleep you need can also drastically change depending on your circumstances, such as illness or going through an emotionally stressful time.
http://www.w3.org/ns/prov#wasQuotedFrom
  • mercola.com