 Other Mafia bosses started to realise Cavataio's double-crossing role in the Mafia war.In retaliation, during a meeting in Zürich several top Mafia bosses decided to eliminate Cavataio on the instigation of Salvatore "Ciaschiteddu" Greco who had come all the way from Venezuela.Greco had come to subscribe to Buscetta's theory about how the First Mafia War began.