Nyorai kupfuurira kweiyi ndima - Francesco anopinda munhoroondo yezvinyorwa somunhu anodzinga kana kuti mupirate. Muna 1354, Francesco navamwe vake vakamhara paTenedos. Chitsuwa ichi chakashanda panguva iyoyo senzvimbo yekugara kuna John V Palaiologos, mumwe wevatatu vaitonga pamwe chete pachigaro cheumambo cheByzantine Empire, vamwe vacho vaive babamunini vake John VI Kantakouzenos uye mukwasha Matthew Kantakouzenos. John V nemadzitezvara vake vakanga vasingawirirani
panguva iyoyo.