Assertion: fortress's wall | /r/HasProperty | extended
Facets:
value: after the norman conquest
type: TEMPORAL
Source sentences:
text: The north and east walls were extended, the west and south walls were built, and the towers and gates were incorporated.
text: According to the late Byzantine Patria of Constantinople, ancient Byzantium was enclosed by a small wall, which began on the northern edge of the acropolis, extended west to the Tower of Eugenios, then went south and west towards the Strategion and the Baths of Achilles, continued south to the area known in Byzantine times as Chalkoprateia, and then turned, in the area of the Hagia Sophia, in a loop towards the northeast, crossed the regions known as Topoi and Arcadianae and reached the sea at the later quarter of Mangana.
text: After the Norman conquest, the walls were extended to the west and the south to form a complete circuit of the medieval city.