@prefix ps: <http://www.wikidata.org/prop/statement/> .
@prefix wds: <http://www.wikidata.org/entity/statement/> .
@prefix wikibase: <http://wikiba.se/ontology#> .

wds:P8650-52ec77b8-4c34-e67f-5d9f-9cfe97ffa26d a wikibase:BestRank ;
    wikibase:rank wikibase:NormalRank ;
    ps:P1793 "[Lr]?\\d{4,5}" .