PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • These disorders include those leading to problems falling asleep and staying asleep, difficulties staying awake or adhering to a consistent sleep/wake cycle, sleep walking, nightmares, severe snoring and breathing problems, and other problems that interfere with sleep.
http://www.w3.org/ns/prov#wasQuotedFrom
  • mclaren.org