Complex sentence: Born in Goddelau near Darmstadt, Germany, as the son of a doctor, Büchner frequented a Humanist secondary school that focused on languages, including modern languages (French, Italian and English).
Split into simpler sentences: Born in Goddelau near Darmstadt, Germany as the son of a doctor. He frequented a Humanist secondary school that focused on languages, including modern languages (French, Italian and English).