PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The recoverable connector structure of claim 1, wherein the bolt is a screw with a fixed length, the first end of the bolt is a spiral structure, and the second end of the bolt is a protrusion end.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com