This is the 953rd most frequent Turkish word.
valiliği
The Turkish word "valiliği" means "governor's office" or "the office of the governor."
In this sentence, 'valiliği' refers to the institution of the governorate, specifically the one in Ankara, and represents it as a subject carrying out an action.
Ankara Valiliği, bu sabah yeni bir duyuru yaptı.
The Ankara Governorate made a new announcement this morning.
Here, 'valiliği' acts as the direct object of the verb 'to visit,' indicating that the governorate is the entity being visited.
Valiliği ziyaret edip şikayetimizi bildirdik.
We visited the governorate and submitted our complaint.
In this usage, 'valiliği' indicates the institution to be contacted, serving as the recipient of the action.