sentences:  The four galleries of the cloister were constructed during a period extending from the Carolingian epoch to the twelfth century.The Benedictine monastery of the Chaise Dieu united in 1640 to the Congregation of St-Maur, still stands, with the fortifications which Abbot de Chanac caused to be built between 1378 and 1420, and the church, rebuilt in the fourteenth century by Clement VI, who had made his studies here, and by Gregory XI, his nephew.This church contains the tomb of Clement VI.