sentences:  These fortifications also had full toilet and wash basin amenities, a luxury compared to its French counterpart casemates – however, these facilities were designed to be used only during the combat.While largely hollow with a few concrete walls as part of the structure, each chamber was further divided into smaller rooms by simple brick and mortar walls, with a last gap at the ceiling filled with tarred cork, since construction of a few of the casemates stopped before the internal walls were finished.Today almost all of the remaining light objects are freely accessible.