old_contents: # import re
  # import urllib
  # from rdflib import Namespace, URIRef, Literal
  # from rdflib.namespace import OWL, RDF, DC
  # all unused
  __author__ = 'nlw'
  
new_contents: # import re
  # import urllib
  # from rdflib import Namespace, URIRef, Literal
  # from rdflib.namespace import OWL, RDF, DCTERMS
  # all unused
  __author__ = 'nlw'
  
subject: change import namespace from DC to DCTERMS