land numbers gather sound
tongue is not land_topographical_feature. tongue is land_topographical_feature. range_of_hills is land_topographical_feature. mutter is sound. corrugation_in_earth is not land_topographical_feature. range is geological_formation. sound is hear. corrugation_in_earth is land_topographical_feature. range is not geological_formation. cost is where_land_meets_sea.