PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • ???Sleeping is a problem for most high-altitude climbers due to a phenomenon known as Cheyne-Stokes breathing.
http://www.w3.org/ns/prov#wasQuotedFrom
  • mtkilimanjarologue.com