Original sentence: Its inhabitants are Tats which are Caucasian Persian, they speak a dialect of Persian called Tati of Caucasus.Siazan (Siyəzən) is a city and rayon in Azerbaijan
Edited sentence: Its inhabitants are of Persian descent and speak a dialect of Persian called Tati of Caucasus.Siazan (Siyəzən) is a city and rayon in Aran (Republic of Azerbaijan)