revision preference src: Objects from the 1st and 2nd centuries demonstrate the time of construction of the dun. Objects from the 6th and 9th to 12th century or from later times show that the central square also remained an important focus. <SEP> tgt: Objects from the 1st and 2nd centuries demonstrate the time of construction of the dun, while objects from the 6th and 9th to 12th century or from later times show that the central square also remained an important focus.