"isced:level"=>"0;1","religion"=>"christian","school"=>"primary","source:date"=>"2014-03-24","start_date"=>"20010801"
"isced"=>"2","max_age"=>"20","min_age"=>"12","operator"=>"Stichting Bestuur Openbaar Onderwijs Rotterdam (Boor)","pedagogy"=>"Voortgezet speciaal onderwijs (VSO)"
"operator:type"=>"public","source:date"=>"2014-03-24"
"capacity"=>"440","denomination"=>"roman_catholic","isced"=>"1","max_age"=>"12","min_age"=>"4","operator"=>"RVKO","operator:website"=>"https://www.rvko.nl/","operator:wikidata"=>"Q121863715","pedagogy"=>"dalton","religion"=>"christian","source:date"=>"2014-03-24"
"capacity"=>"100","isced"=>"1","max_age"=>"12","min_age"=>"4","operator"=>"Stichting Bestuur Openbaar Onderwijs Rotterdam (Boor)"
"capacity"=>"70","isced"=>"2","max_age"=>"16","min_age"=>"12","operator"=>"iHUB","pedagogy"=>"Voortgezet speciaal onderwijs (VSO)"
"capacity"=>"60","isced"=>"2","max_age"=>"16","min_age"=>"12","operator"=>"Yulius","pedagogy"=>"Voortgezet speciaal onderwijs (VSO)","source:date"=>"2014-03-24"
"operator"=>"CSG De Waard","source:date"=>"2014-03-24"
"operator"=>"De Hoeksche School","source:date"=>"2014-03-24"