PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • In addition, sols such as alumina sol, zirconia sol, titania sol and ceria sol are a known material and may also be available as commercial products.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com