"operator"=>"Stichting Christelijk Onderwijs Twenterand eo","religion"=>"christian","source:date"=>"2014-03-24"
"isced:level"=>"1","operator:type"=>"religious","religion"=>"christian","source:date"=>"2018-02-19"
"isced:level"=>"1","operator:type"=>"religious","religion"=>"christian","source:date"=>"2018-02-19"