<prompt> Translate the following text to SwahiliSeeking the powerful support of the Franks, Pope Leo III crowned their king, Charlemagne, Emperor of the West on Christmas Day in 800.  <response>: Kwa sababu ya kutegemea msaada wa Wafaransa, Papa Leo wa Tatu alimtawala Mfalme Charlemagne wa Magharibi siku ya Krismasi ya mwaka wa 800. 