"brand:website"=>"https://libris.nl","network"=>"Libris","source:date"=>"2014-02-11"
"post_office"=>"post_partner","post_office:brand"=>"PostNL","post_office:parcel_from"=>"yes","post_office:parcel_to"=>"yes","post_office:stamps"=>"yes","source:date"=>"2014-02-11"
"brand"=>"The Readshop","brand:website"=>"https://www.readshop.nl/","brand:wikidata"=>"Q114905224","source:date"=>"2014-03-24"
"brand"=>"The Readshop","brand:website"=>"https://www.readshop.nl/","brand:wikidata"=>"Q114905224","source:date"=>"2016-07-16"
"brand"=>"AKO","brand:website"=>"https://www.ako.nl","brand:wikidata"=>"Q2159963","brand:wikipedia"=>"nl:Amsterdamsche Kiosk Onderneming","post_office"=>"post_partner","post_office:brand"=>"PostNL","post_office:parcel_from"=>"yes","post_office:parcel_to"=>"yes","post_office:stamps"=>"yes","source:date"=>"2014-03-24"