PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • ??? Categories such as building materials, construction and office products contained more ???sin-free??? products than categories where ???green??? experience was less developed, such as babyproducts, toys, and consumer electronics.
http://www.w3.org/ns/prov#wasQuotedFrom
  • ecoaffect.org