▁fa ction . ▁But ▁if ▁Giovanni ▁Ga et ano ▁Or s ini ▁was ▁really ▁one ▁of ▁their ▁leaders , ▁then ▁his ▁relatives ▁Mat te o ▁Or s ini ▁Ros so ▁and ▁Gia como ▁Sav elli ▁should ▁also ▁be ▁added ▁here , ▁and ▁since ▁Henry ▁of ▁Seg us io ▁is ▁also ▁likely ▁to ▁have ▁belonged ▁to ▁this ▁fa ction , ▁its ▁true ▁size ▁would ▁have ▁amount ed ▁to ▁nine ▁card inals . ▁The ▁imperial ▁party , ▁on ▁the ▁contrary , ▁could ▁not ▁have ▁had ▁more ▁than ▁ten ▁members , ▁including ▁two ▁who ▁had ▁died ▁during ▁sede ▁vac ante . ▁ ▁According ▁to ▁Stern feld ▁it ▁is ▁possible ▁to ▁identify ▁not ▁only ▁two , ▁but ▁as ▁many ▁as ▁four ▁parties ▁in ▁the ▁Sac red ▁College , ▁of ▁which ▁two ▁were ▁par s ▁Car oli ▁and ▁par s ▁Imper ii ▁in ▁the ▁strict ▁sense , ▁while ▁the ▁remaining ▁two ▁represented ▁the ▁fa ctions ▁inside ▁the ▁Roman ▁arist ocracy : ▁ ▁An ge vin ▁party ▁( par s ▁Car oli ), ▁that ▁included ▁Otto b ono ▁F ies chi , ▁Gu ill ame ▁de ▁B ray , ▁An ch ero ▁P ant ale one , ▁Simon ▁Mon pit ie ▁de ▁Br ie , ▁probably ▁O do ▁of ▁Ch âte aur oux ▁and ▁possibly ▁Henry ▁of ▁Seg us io , ▁though ▁the ▁last ▁two ▁certainly ▁represented ▁moder ate ▁attitude ▁G hib eline ▁party ▁( par s ▁Imper ii ), ▁that ▁included ▁John ▁of ▁To led o , ▁Sim one ▁P alt in ieri , ▁Ott av iano ▁U