Which has more acts, Anna Bolena or Pelléas et Mélisande?
Anna Bolena: Anna Bolena is a tragic opera ("tragedia lirica") in two acts composed by Gaetano Donizetti. Pelléas et Mélisande (opera): Pelléas et Mélisande ("Pelléas and Mélisande") is an opera in five acts with music by Claude Debussy.
Pelléas et Mélisande