Question: Which opera has more acts, Faust or La vestale?
Sentence (from "Faust (opera)"): Faust is a grand opera in five acts by Charles Gounod to a French libretto by Jules Barbier and Michel Carré from Carré's play "Faust et Marguerite", in turn loosely based on Johann Wolfgang von Goethe's "Faust, Part One".
Relevant evidence: Yes