<prompt> Translate the following text to EnglishMakabila ya Waseltilabda kutoka Ulaya Masharikiyalikuja kutafuta malisho ya kijani kibichi katika maeneo ambayo sasa ni Franche-Comté, Alsace, na Burgundy.  <response>: Celtic tribes probably from eastern Europe came looking for greener pastures in the areas that are now Franche-Comt??, Alsace, and Bur?gundy. 