snow is a mean of wheels
over_snow_vehicle is land_vehicle. automobile_snow_tire is not snow_tire. over_snow_vehicle is not military_vehicle. automobile_snow_tire is snow_tire. automobile_snow_tire is car_tire. over_snow_vehicle is military_vehicle. automobile_snow_tire is not car_tire. over_snow_vehicle is not land_vehicle. snowplow is motor_vehicle. snow_tire is tire.