Complex sentence: The southern end of the valley, also called the Gurglertal (valley of the Gurgler) terminates at the border with Italy, formed by the main chain of the Alps, with many glaciers and high peaks, including the Weißkugel and the Similaun.
Split into simpler sentences: The southern end of the valley, also called the Gurglertal, terminates at the border with Italy. The valley is formed by the main chain of the Alps, with many glaciers and high peaks, including the Weißkugel and the Similaun.