https://www.wikidata.org/wiki/Special:EntitiesWithoutLabel?uselang=en
Per T147638: Introduce a setting for entity types supported by Special:EntitiesWithoutLabel/ Special:EntitiesWithoutDescription and T160887: Wikibase\Repo\Store\Sql\SqlEntitiesWithoutTermFinder::getEntitiesWithoutTerm can take 19 hours to execute and it is run by the web requests user, this is not intended.