PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • I suggest using a hash, as holli proposed ??? they???re designed for exactly the sort of problem your friend has to solve.
http://www.w3.org/ns/prov#wasQuotedFrom
  • perlmonks.org