PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • material by removal of material, by laser or other light or photon beam, ultrasonic, electro-discha
http://www.w3.org/ns/prov#wasQuotedFrom
  • panjiva.com