PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Description of Related Art [0006] Gypsum board, which is sold as wall board and drywall, is a common building material used in various applications including interior walls, partitions and ceiling construction.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com