query: #title: name in native language should be label or alias
  # Complex constraint from [[Property talk:P2358]]
  #
  SELECT DISTINCT ?item ?nl
  {
  	hint:Query hint:optimizer "None".
  	?item wdt:P2358 [] ; wdt:P1559 ?nl .
      FILTER( lang(?nl) = "la" ) 
      FILTER NOT EXISTS { ?item rdfs:label ?nl }
      FILTER NOT EXISTS { ?item skos:altLabel ?nl }
  }