Which opera has more acts, Riders to the Sea or Lucio Silla?
Riders to the Sea (opera): Riders to the Sea is a short one-act opera by Ralph Vaughan Williams, based on the play of the same name by John Millington Synge. Lucio Silla: Lucio Silla (pronounced , ] ), K. 135, is an Italian opera in three acts composed by Wolfgang Amadeus Mozart.
Lucio Silla