Question: Francesco Meli debuted in 2002 in the opera by Verdi that has how many acts?
Sentence (from "Francesco Meli"): He has gone on to sing leading roles in La Scala, The Metropolitan Opera, Teatro Regio di Torino, London's Royal Opera House, Opéra National de Lyon, Zurich Opera, and the Rossini Opera Festival in Pesaro.
Relevant evidence: No