PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Maintain a regular sleep schedule - maintaining a sleep schedule is problematic for those with insomnia, especially for people who have difficulty falling asleep.
http://www.w3.org/ns/prov#wasQuotedFrom
  • prohealth.com