Which opera has more acts, Le prophète or La scala di seta?
La scala di seta La scala di seta (The Silken Ladder or Die seidene Leiter) is an operatic "farsa comica" in one act by Gioachino Rossini to a libretto by Giuseppe Maria Foppa. It was first performed in Venice, Italy, at the Teatro San Moisè on 9 May 1812. The overture has been frequently recorded and continues to be featured in the modern concert repertoire.
Francesca da Rimini (Zandonai) Francesca da Rimini, Op. 4, is an opera in four acts, composed by Riccardo Zandonai, with libretto by Tito Ricordi, (1865–1933), after the play "Francesca da Rimini" by Gabriele d'Annunzio. It was premiered at the Teatro Regio in Turin on 19 February 1914, and is still staged occasionally.