"boundary"=>"marker","format"=>"squared_stone","material"=>"concrete"
"boundary"=>"marker","format"=>"squared_stone","marker"=>"stone","ref"=>"377A"
"access"=>"private","boundary"=>"marker","format"=>"squared_stone"
"boundary"=>"marker","format"=>"squared_stone","lat"=>"50.7684535","lon"=>"6.0228930","marker"=>"stone","ref"=>"195A"
"boundary"=>"marker","format"=>"squared_stone","lat"=>"50.7555352","lon"=>"6.0206780","marker"=>"stone","ref"=>"193A"