sentences:  The following year he defended in vain Lodi against the Venetian troops under Malatesta Baglioni, and was protagonist of a famous duel against Baglioni's captain, Ludovico Vistarini.Later he sided with the Papal States, fighting in Parma and Fiorenzuola d'Arda against the Imperial Landsknechts.However, during the Sack of Rome when Pope Clement VII was taken prisoner by the Imperials, he took advantage to enter Rimini.