PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Problems such as depression, nocturia (having to get up at night to urinate) and sleep apnea can get in the way of a good night's sleep.
http://www.w3.org/ns/prov#wasQuotedFrom
  • aarp.org