Turkish invasion of Rojava

Well, at the end of 2015 or early in 2016 years, President Erdogan concerned about the territorial expansion of Kurds in northern Syria, decides to carry out an intervention against them. The official aim is to create a "security zone" at the border of Syria, between Jarabulus and Qamishli. How tough resistance of the Turks and their Syrian allies would meet the forces YPG / SDF?
 
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