Assertion: castle's side | /r/CapableOf | date to the 1170s
Facets:
Source sentences:
text: The west and north sides of the enceinte are defended by rectangular towers (including the Trim Gate) dating to the 1170s; the Dublin gate was erected in the 1190s or early part of the 13th century; and the remaining wall to the south with its round towers dates to the first two decades of the 13th century.