Occurrence of Attributes in Original Text

The text related to the cultural heritage 'Citadel, Ancient City and Fortress Buildings of Derbent' has mentioned 'Sassanid' in the following places:
Occurrence Sentence Text Source
The Persian name for the city came into use at the end of the 5th or the beginning of the 6th centuryxc2xa0AD, when the city was re-established by Kavadhxc2xa0I of the Sassanid dynasty of Persia, but Derbent was probably already in the Sasanian sphere of influence as a result of the victory over the Parthians and the conquest of Caucasian Albania by Shapur I, the second shah of the Sassanid Persians.
[12] The modern name is a Persian word (xd8xafxd8xb1xd8xa8xd9x86xd8xaf Darband) meaning "gateway", which came into use in the end of the 5th or the beginning of the 6th centuryxc2xa0AD, when the city was re-established by Kavadhxc2xa0I of the Sassanid dynasty of Persia,[20] however, Derbent was probably already into the Sasanian sphere of influence as a result of the victory over the Parthians and the conquest of Caucasian Albania by Shapur I, the second shah of the Sassanid Persians.
[12] In the 5th century Derbent also functioned as a border fortress and the seat of a Sassanid marzban.
The Sassanid fortress does not exist any more, as the famous Derbent fortress as it stands today was built from the 12th century onward.
Sassanid Fortress Naryn-Kala (Derbent).
The fortress was built under direction of the Sassanid emperor Khosrow (Chosroes) I.
The walls, reaching to the sea, date from the 6th century, Sassanid dynasty period.