sentences:  The Corleonesi's primary rivals were Stefano Bontade, Salvatore Inzerillo and Tano Badalamenti, bosses of various powerful Palermo Mafia families.Between 1981 and 1983, Bontade and Inzerillo, together with many associates and members of both their Mafia and blood families, were killed.There were up to a thousand killings during this period as Riina and the Corleonesi, together with their allies, wiped out their rivals.