PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Proper sleep in adults helps to maintain a healthy immune system, metabolism, mood, memory, learning and other vital functions.
http://www.w3.org/ns/prov#wasQuotedFrom
  • horseforum.com