Complex sentence: The name of Călăraşi was inspired by a legend which tells that once, when Stephen III of Moldavia fought the Ottomans, he ordered a regiment of horsemen to stand guard.
Split into simpler sentences: The name of Călăraşi was inspired by a legend. In this legend, it is said that once when Stephen III of Moldavia fought the Ottomans, he ordered a regiment of horsemen to stand guard.