PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The catalog number of an item normally appears in blue in a screen such as Appendix V. This blue lettering is used for catalog numbers, trademarks, footnotes and other entries for which database 36 contains additional information or cross-references (called hyperlinks).
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.co.uk