the earth rotating on its axis causes stars to appear to move across the sky at night
night_vision is sight. if wind occurs then turn occurs. sky_at_night is not television_show. if wind does not occur then turn occurs. axis is vertebra. in_night_cars_must has not turned_on_lights sky_at_night is television_show. morning_star is not planet. night_vision is not sight. in_night_cars_must has turned_on_lights