PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Sleep problems are common among patients with CFS, particularly excessive daytime sleepiness, non-refreshing sleep, and sleep disorders such as insomnia and obstructive sleep apnea.
http://www.w3.org/ns/prov#wasQuotedFrom
  • theinsomniablog.com