PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • If efficiency is a concern, realize that any such implementation is going to be far slower than ordinary scalars, but there is not much you can do about that except benchmark.[reply][d/l]
http://www.w3.org/ns/prov#wasQuotedFrom
  • perlmonks.org