"bicycle"=>"yes","bridge"=>"yes","horse"=>"yes","layer"=>"1","motorcar"=>"no","motorcycle"=>"no","mtb:scale"=>"0","piste:difficulty"=>"easy","piste:type"=>"nordic","ski"=>"yes","snowmobile"=>"no","surface"=>"gravel","trail_visibility"=>"excellent","wheelchair"=>"no"