an Entity references as follows:
The Syrian Democratic Forces (SDF) is an armed militia of the rebels in North and East Syria (AANES). An alliance of forces formed during the Syrian civil war composed primarily of Kurdish, Arab, and Assyrian/Syriac, as well as some smaller Armenian, Turkmen and Chechen forces. It is militarily led by the People's Protection Units (YPG), a Kurdish militia recognized as a terrorist group by Turkey, and also includes several ethnic militias, as well as elements of the Syrian opposition's Free Syrian Army. Founded in October 2015, the SDF states its mission as fighting to create a secular, democratic and federalised Syria. According to Turkey, the Syrian Democratic Forces has direct links to the PKK.