"bus"=>"yes","zone"=>"4789","shelter"=>"no","ref:IFOPT"=>"xxx","tactile_paving"=>"no"
"bus"=>"yes","zone"=>"4789","shelter"=>"yes","ref:IFOPT"=>"NL:Q:47892001","tactile_paving"=>"yes"
"bus"=>"yes","zone"=>"4789","shelter"=>"no","ref:IFOPT"=>"NL:Q:47892002","tactile_paving"=>"yes"