Original sentence: He was a "leading man of the Franks" in 838–839, when he and several other noblemen, including Gebhard, Count of the Lahngau, Adalbert, Count of Metz, and Otgar, Archbishop of Mainz, who opposed Louis the German's revolt against Louis the Pious.He was a forefather of the later Babenbergs.Poppo I was a count in the Grapfeld (Grabfeld), floruit 819 – 839.Poppo was probably the father or grandfather of Henry of Franconia, Poppo (II) of Thuringia, and Egino
Edited sentence: Poppo I (died 839/41) was a Frankish count in the Grapfeld (Grabfeld) from 819–839.Poppo was a "leading man of the Franks" in 838–839, when he and several other noblemen, including Gebhard, Count of the Lahngau, Count Adalbert of Metz and Archbishop Odgar of Mainz opposed Louis the German's revolt against Emperor Louis the Pious.Poppo was probably the father (or grandfather) of Henry of Franconia, Duke Poppo (II) of Thuringia and Egino.Probably a descendant of the Robertian count Cancor, he became the ancestor of the Frankish House of Babenberg (Popponids)