PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • You can easily embellish them by using stickers, pins, tags or other items to make their backpack unique.
http://www.w3.org/ns/prov#wasQuotedFrom
  • investopedia.com