https://www.openstreetmap.org/relation/6325760 take the deleted track https://www.openstreetmap.org/way/442601617/history see : https://map.geoportail.lu/theme/tourisme?bgLayer=basemap_2015_global&version=3&zoom=19&X=654822&Y=6381291&lang=fr&rotation=0&layers=176&opacities=1&time=

I suggest to restore the way but to tag it as a footway ; surface= grass trail_visibility=no 