PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • NIH researchers continue to explore the causes and consequences of sleep problems such as insomnia, chronic sleep deprivation and obstructive sleep apnea (which you can read about in the following story).
http://www.w3.org/ns/prov#wasQuotedFrom
  • nih.gov