PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • A study by the Rensselaer Polytechnic Institute's Lighting Research Centre in the USA concluded that teenagers were missing out on exposure to light, especially in the morning, and that this was upsetting their body-clocks.
http://www.w3.org/ns/prov#wasQuotedFrom
  • bbc.co.uk