@prefix p: <http://www.wikidata.org/prop/> .
@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> .
@prefix schema1: <http://schema.org/> .
@prefix wd: <http://www.wikidata.org/entity/> .
@prefix wds: <http://www.wikidata.org/entity/statement/> .
@prefix wdt: <http://www.wikidata.org/prop/direct/> .
@prefix wdtn: <http://www.wikidata.org/prop/direct-normalized/> .
@prefix wikibase: <http://wikiba.se/ontology#> .
@prefix xsd: <http://www.w3.org/2001/XMLSchema#> .

wd:Q6445654 rdfs:label "مسألة كوراتويسكي للغلق-التكملة"@ar,
        "teorema de la clausura complementària de Kuratowski"@ca,
        "Kuratowski's closure-complement problem"@en,
        "Problemo de Kuratowski"@eo,
        "théorème de fermeture/complémentaire de Kuratowski"@fr,
        "쿠라토프스키 모노이드"@ko,
        "ကူရာတော့ဗ်စကီး၏ အပိတ်-ဖြည့်စွက်စု ပြဿနာ"@my,
        "Задача Куратовского"@ru,
        "庫拉托夫斯基十四集問題"@zh ;
    schema1:dateModified "2026-09-06T21:10:18+00:00"^^xsd:dateTime ;
    schema1:description "theorem that the monoid generated by taking closures and complements of a given set in a topological space has size at most 14, attained by e.g. the set (0, 1) ∪ (1, 2) ∪ {3} ∪ ([4, 5] ∩ ℚ) of reals"@en ;
    schema1:version 2541317551 ;
    wikibase:identifiers 2 ;
    wikibase:sitelinks 6 ;
    wikibase:statements 7 ;
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    wdt:P6104 wd:Q8487137 ;
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