"bicycle"=>"no","construction:leisure"=>"track","foot"=>"no","horse"=>"no","lanes"=>"1","lit"=>"yes","motor_vehicle"=>"no","motorcar"=>"no","piste:difficulty"=>"novice","piste:type"=>"nordic","roller_ski"=>"yes","roller_skiing"=>"yes","ski"=>"yes","smoothness"=>"good","surface"=>"asphalt","width"=>"4"