prefix afn:   <http://jena.apache.org/ARQ/function#>
prefix rdf:   <http://www.w3.org/1999/02/22-rdf-syntax-ns#>
prefix owl:   <http://www.w3.org/2002/07/owl#>

##
# banner We should avoid opaque IRIs

SELECT DISTINCT ?error ?resource
WHERE 
{
  ?resource ?property ?object.

  FILTER (REGEX(afn:localname(?resource), "(\\d\\d\\d\\d+$)|([^A-Za-z][A-Za-z][^A-Za-z])"))
  FILTER (REGEX(str(?resource), <HYGIENE_TESTS_FILTER_PARAMETER>))
  FILTER NOT EXISTS {?resource rdf:type owl:NamedIndividual.}

  BIND (concat ("PRODERROR: IRI ", STR(?resource), " may be opaque ") AS ?error)
}