🌐EnglishEnglishEspañolFrançaisItalianoNederlandsРусский日本語EntityQ1752938· pop 12· linked from 641 articlesWorld Chess Solving ChampionshipAnnual chess puzzles competitionAvailable in 12 languagesEspañolFrançaisРусскийItalianoGeorgianGreekHebrewConnectionsSoviet UnionConceptchess problemEntityCategoriesChess problemsWorld championships in chess