"board_type"=>"history","description"=>"De Pilatusdam","information"=>"board"
"information"=>"map","map_size"=>"city","map_type"=>"street"
"board_type"=>"history","information"=>"board"
"map_size"=>"site","map_type"=>"street","information"=>"map"
"board_type"=>"history","information"=>"board"
"board_type"=>"nature","information"=>"board"
"board_type"=>"map","information"=>"board","map_size"=>"park","map_type"=>"map","operator"=>"Westerpark"
"information"=>"map","map_size"=>"site","map_type"=>"map","operator"=>"Westerpark"
"board_type"=>"nature","information"=>"board"
"board_type"=>"history","information"=>"board"
"board_type"=>"nature","information"=>"board"
"board_type"=>"nature","information"=>"board"
"board_type"=>"nature","information"=>"board"
"board_type"=>"nature","information"=>"board"
"board_type"=>"nature","information"=>"board"
"board_type"=>"nature","information"=>"map"
"board_type"=>"trekking","information"=>"board"
"board_type"=>"nature","information"=>"board"
"map_size"=>"region","map_type"=>"street","description"=>"Fietsroutenetwerk Haaglanden","information"=>"map"
"map_size"=>"city","map_type"=>"street","information"=>"map"