(petri-net ()
  (credentials -> #'login -> cookie-jars
               -> #'dl-account -> accounts)
  (accounts -> #'dl-images -> images)
  (accounts -> #'dl-furres
            -> furres-for-costumes furres-for-portraits furres-for-specitags)
  (furres-for-costumes -> #'dl-costumes -> costumes)
  (furres-for-portraits -> #'dl-portraits -> portraits)
  (furres-for-specitags -> #'dl-specitags -> specitags))