Complex sentence: Ronge, who had formerly been chaplain at Grottkau, was then a schoolmaster at Laurahütte near the Polish border, who had already been suspended from his charge on account of his independent views.
Split into simpler sentences: Ronge, who had formerly been chaplain at Grottkau, was then a schoolmaster at Laurahütte near the Polish border. He had already been suspended from his charge on account of his independent views.