🌐EnglishEnglishEspañolItalianoNederlandsPortuguêsРусский中文日本語EntityQ2663311· pop 5· linked from 21 articlesaccessibility relationmodal logic relationshipAvailable in 5 languages中文PortuguêsItalianoNederlandsvia Wikidata sitelinks · CC0Connectionspossible worldEntityKripke semanticsEntityCategoriesBinary relationsPossible world