Cardinal Lamberto left Rome with a large sum of money and several documents. Fearing that their corruption will be exposed, Keinszig, Lucchesi, and Gilday plot to murder the Pope. Gilday poisons the pontiff's tea, killing him in his sleep. The character of Lamberto and the film's depiction of the events which led to his murder are based upon one of the conspiracy theories surrounding the sudden death of the real-life Pope John Paul I, Albino Luciani. Like the Lamberto character, Luciani was discovered dead in his bed in 1978, 33 days after his election to the papacy. Various theories, such as the
Perugia Papacy Papa." Pope Clement V (1305–1314) was elected, who moved the papacy to Avignon, causing the Avignon Papacy. Pope Boniface IX (1389–1404) resided in Perugia from September 1392 until 1393 during the Western Schism. His legate, Pileo, the archbishop of Ravenna, had been guarding the citadel and the city in his absence. While in the city, Boniface IX recalled the Guelphic exiles and achieved a military victory against Giovanni Sciarra da Vico. One of these exiles was murdered in the streets in July 1393 and Pandolfo de' Baglioni, a noble, interfered with the Podesta's ability to hand down a sentence; in