Complex sentence: After the papacy had been removed to Avignon in 1309, Pope Clement V, under extreme pressure from King Philip IV, consented to a post-mortem trial by an ecclesiastical consistory at Groseau, near Avignon, which held preliminary examinations in August and September 1310.
Split into simpler sentences: After the papacy had been removed to Avignon in 1309, Pope Clement V, under extreme pressure from King Philip IV, consented to a post-mortem trial. This process was held by an ecclesiastical consistory at Groseau, near Avignon, which held preliminary examinations in August and September 1310.