Complex sentence: The Calabrese Roman Catholic Abbot Giovan Antonio Anania informed Ghislieri that the Waldensians in Calabria had meanwhile also adopted preachers of their own, so Ghislieri ordered the abbot to eradicate the Waldensian heresy, in coordination with his local Archbishop of Cosenza, Taddeo Gaddi.
Split into simpler sentences: The Calabrese Roman Catholic Abbot Giovan Antonio Anania informed Ghislieri that the Waldensians in Calabria had meanwhile also adopted preachers of their own. So Ghislieri odered the abbot to eradicate the Waldensian heresy in coordination with his local archbishop of Cosenza, Taddeo Gaddi.