Complex sentence: It was used in connexion with Molina's doctrine of grace, in which the opponents of this theologian believed they saw a close resemblance to the views advocated by monks of Southern Gaul at and around Marseille after 428.
Split into simpler sentences: It was used in connexion with Molina's doctrine of grace. Opponents of this theologian believed they saw a close resemblance to the views advocated by monks of Southern Gaul at and around Marseille after 428.