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

wds:P1144-c6d78ad8-4eef-e19f-ce4c-705af5df1cce a wikibase:BestRank ;
    wikibase:rank wikibase:NormalRank ;
    ps:P2559 "The serial segment of a bibliographic LCCN is six digits, with leading zeros added if necessary."@en .