Which opera has more acts, The Bassarids or Don Quichotte?
The Bassarids The Bassarids (in German: "Die Bassariden ") is an opera in one act and an intermezzo, with music by Hans Werner Henze to an English libretto by W. H. Auden and Chester Kallman, after Euripides's "The Bacchae".
La canterina La canterina ("The Songstress" or "The Diva"), Hob. XXVIII/2, is a short, two-act opera buffa by Joseph Haydn, the first one he wrote for Prince Esterhazy. Based on the intermezzo from the third act of Niccolò Piccinni's opera L'Origille (1760), it lasts about 50 minutes. It was written in 1766, and was premiered in the fall of that year.