Complex sentence: The highest peak in Schweizerland is Mount Forel located at the northern limit, first climbed by an expedition of the Akademischer Alpen-Club of Zürich led by André Roch in 1938.
Split into simpler sentences: The highest peak in Schweizerland is Mount Forel located at the northern limit. It was first climbed by an expedition of the Akademischer Alpen-Club of Zürich led by André Roch in 1938.