On Tuesday, February 21, 2017 at 9:00 a.m. at the Khalil khayali hall on the Faculty of Humanities, University of Zakho the Doctoral Thesis Defense of Mehmed Darwesh Tayfun, a postgraduate student from the department of Kurdish language at the University of Zakho, on "Comparisons between the grammar of the Zazaki dialect and Kirmanji dialect" took place.