"isced"=>"1","max_age"=>"12","min_age"=>"4","operator"=>"stichting Sophia Scholen","pedagogy"=>"dalton"
"isced"=>"1","max_age"=>"12","min_age"=>"6","operator"=>"stichting Sophia Scholen","source:date"=>"2014-06-10"
"isced"=>"1","max_age"=>"13","min_age"=>"4","operator"=>"Resonans","source:date"=>"2014-06-11"
"capacity"=>"200","isced"=>"1","max_age"=>"12","min_age"=>"4","operator"=>"stichting Sophia Scholen","pedagogy"=>"montessori","source:date"=>"2014-06-13"
"capacity"=>"380","isced"=>"1","max_age"=>"12","min_age"=>"4","operator"=>"Stg. Openbaar Basisonderwijs Duin- en Bollenstreek","pedagogy"=>"dalton","source:date"=>"2014-06-13"
"capacity"=>"360","isced"=>"1","max_age"=>"12","min_age"=>"4","operator"=>"Stg. Openbaar Basisonderwijs Duin- en Bollenstreek","pedagogy"=>"dalton","source:date"=>"2014-03-24"
"capacity"=>"250","denomination"=>"catholic","isced"=>"1","max_age"=>"12","min_age"=>"4","operator"=>"stichting Sophia Scholen","religion"=>"christian","source:date"=>"2014-03-24"