Original sentence: Platformism is a anarchist communist tendency  in the tradition of Nestor Makhno who argued for the "vital need of an organization which, having attracted most of the participants in the anarchist movement, would establish a common tactical and political line for anarchism and thereby serve as a guide for the whole movement
Edited sentence: Platformism is a vanguardist anarchist communist tendency which, in the tradition of Nestor Makhno who argued for the "vital need of an organization which, having attracted most of the participants in the anarchist movement, would establish a common tactical and political line for anarchism and thereby serve as a guide for the whole movement