PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Both Harvey and Walker note that, developmentally, teenagers need more sleep than adults, and yet their school schedules and social habits often conspire to leave them under-slept. ???At some point between childhood and the teenage years, parents stop worrying about sleep and start worrying about everything but sleep, including homework and sports,??? says Walker.
http://www.w3.org/ns/prov#wasQuotedFrom
  • phys.org