In pictures: PKK fighters prepare for battle with IS

http://www.bbc.co.uk/news/world-middle-east-33991464

Version 0 of 1.

For the three decades, the Kurdistan Workers' Party (PKK) has been fighting the Turkish government. The PKK is considered a terrorist organisation by the Turkish authorities and several Western states, but it is now a key player in the battle against the jihadist group Islamic State (IS). BBC Persian's Jiyar Gol was granted rare access to a PKK training camp in northern Iraq.