Assertion: fortification | /r/HasProperty | lime
Facets:
Source sentences:
text: Both empires gradually absorbed these states, and replaced them by an organized defense system run by the central government and based on a line of fortifications (the limes) and the fortified frontier cities, such as Dara, Nisibis, Amida, Singara, Hatra, Edessa, Bezabde, Circesium, Rhesaina