PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • This invention relates to folding boxes or crates such as are usually employed for packing and shipping eggs and various other articles" (line 10-12). texashistory.unt.edu/ark:/67531/metapth514909/ Sad - Iron Attachment For Pressing Seams.
http://www.w3.org/ns/prov#wasQuotedFrom
  • unt.edu