Gewirk (also Gawerk or Gewrek) (Persian گورک) is a Kurdish tribe and dynasty in Kurdistan. The Gawerk dynasties live in these cities : Urmia , Sardasht , Mahabad , Saqez , Bokan, Van province in Turkey, Erbil, and Salmas. ... Found on http://en.wikipedia.org/wiki/Gewirk
1) Kurdish tribe 
Gewirk (also Gawerk or Gewrek) (Persian گورک) is a Kurdish tribe and dynasty in Kurdistan. The Gawerk dynasties live in these cities : Urmia , Sardasht , Mahabad , Saqez , Bokan, Van province in Turkey, Erbil, and Salmas. ...