title: OwlReady Ontology Parsing Error while loading ontology
body: <p>I am trying to load the ontology <a href="http://semrob-ontology.mpi.aass.oru.se/OntoCity.owl" rel="nofollow noreferrer">http://semrob-ontology.mpi.aass.oru.se/OntoCity.owl</a> using the OwlReady python library</p>
  
  <pre><code>from owlready2 import *
  onto = get_ontology("http://semrob-ontology.mpi.aass.oru.se/OntoCity.owl").load()
  </code></pre>
  
  <p>The traceback thread is as below:</p>
  
  <pre><code>---------------------------------------------------------------------------
  HTTPError                                 Traceback (most recent call last)
  /usr/local/lib/python3.6/dist-packages/owlready2/namespace.py in load(self, only_local, fileobj, reload, reload_if_newer, **args)
      769         if _LOG_LEVEL: print("* Owlready2 *     ...loading ontology %s from %s..." % (self.name, f), file = sys.stderr)
  --&gt; 770         try:     fileobj = urllib.request.urlopen(f)
      771         except:  raise OwlReadyOntologyParsingError("Cannot download '%s'!" % f)
  
  HTTPError: HTTP Error 308: Permanent Redirect
  
  During handling of the above exception, another exception occurred:
  
  OwlReadyOntologyParsingError              Traceback (most recent call last)
  /usr/local/lib/python3.6/dist-packages/owlready2/namespace.py in load(self, only_local, fileobj, reload, reload_if_newer, **args)
      769         if _LOG_LEVEL: print("* Owlready2 *     ...loading ontology %s from %s..." % (self.name, f), file = sys.stderr)
      770         try:     fileobj = urllib.request.urlopen(f)
  --&gt; 771         except:  raise OwlReadyOntologyParsingError("Cannot download '%s'!" % f)
      772         try:     new_base_iri = self.graph.parse(fileobj, default_base = self.base_iri, **args)
      773         finally: fileobj.close()
  
  OwlReadyOntologyParsingError: Cannot download 'http://purl.org/dc/elements/1.1'!
  </code></pre>
  
  <p>How to resolve this error?</p>