PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • A daily, written record of an individual???s sleep-wake pattern containing such information as time of retiring and arising, time in bed, estimated total sleep time, number and duration of sleep interruptions, quality of sleep, and daytime naps.
http://www.w3.org/ns/prov#wasQuotedFrom
  • dot.gov