sentences:  Farías returned to Chile in 1971 but fled back to Germany after the 1973 coup which deposed President Allende.Farías became an investigator and professor in the Free University of Berlin, where he worked until 2006.A one-time student of Heidegger, Farías is best known for his controversial book "Heidegger and Nazism" (1987), which concluded that Heidegger's philosophy is inherently fascist.