PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Some are randomly chosen, and in that case, especially with short running scripts, you have a greater chance of having two identical IDs.
http://www.w3.org/ns/prov#wasQuotedFrom
  • perlmonks.org