"brand"=>"de Bibliotheek","brand:wikidata"=>"Q121173765","email"=>"[email protected]","operator"=>"Bibliotheek De Groene Venen","operator:wikidata"=>"Q59962362","source:date"=>"2014-03-24"
"brand"=>"de Bibliotheek","brand:wikidata"=>"Q121173765","email"=>"[email protected]","operator"=>"Bibliotheek Rotterdam","operator:wikidata"=>"Q59962242","source:date"=>"2017-03-08","wikidata"=>"Q60324094"
"brand"=>"de Bibliotheek","brand:wikidata"=>"Q121173765","email"=>"[email protected]","operator"=>"Bibliotheek Oostland","operator:wikidata"=>"Q59961937","source:date"=>"2013-11-26"