Question: Francesco Meli debuted in 2002 in the opera by Verdi that has how many acts?
Sentence (from "Francesco Meli"): In 2002 he debuted in Verdi's "Macbeth" and as the tenor soloist in Rossini's "Petite Messe Solennelle" and Puccini's "Messa di Gloria", broadcast by RAI (the Italian state broadcasting company) from the Festival dei Due Mondi in Spoleto.
Relevant evidence: Yes