What has more acts: Riders to the Sea or Madama Butterfly?
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. The composer completed the score in 1927, but it was not premiered until 1 December 1937, at the Royal College of Music, London. The opera remained largely the province of students and amateurs until it entered the repertoire of Sadler's Wells in 1953.
Margot (opera) Margot is an opera in three acts (later reduced to two) composed by Joaquín Turina to a Spanish-language libretto by Gregorio Martínez Sierra. It premiered at the Teatro de la Zarzuela in Madrid on 10 October 1914. Set in Paris and Seville, the opera's story involves a love triangle between José Manuel, a young Spaniard; Margot, a Parisian courtesan with whom he has an affair; and Amparo, José Manuel's sweetheart in Andalucía.