Complex sentence: It was founded by students in Freiburg im Breisgau in 1986 on the initiative of then nineteen-year-old Dieter Stein, as a reaction to as what they saw as the "dominance of the leftist 68's generation" among university teachers.
Split into simpler sentences: It was founded by students in Freiburg im Breisgau in 1986 on the initiative of then nineteen-year-old Dieter Stein. The founders described the newspaper as a reaction to the "dominance of the leftist 68's generation" among university teachers.