PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Cellulose, one of the most abundant organic polymers on earth, consists of wood fibers that make up tree trunks and cotton fibers, according to the American Chemical Society.
http://www.w3.org/ns/prov#wasQuotedFrom
  • yahoo.com