オルフェオとエウリディーチェ
Examples of the genre include Traetta's "Armida" (1761), Mozart's "Il sogno di Scipione" (1772) and Haydn's "L'isola disabitata" (1779). Gluck's "Orfeo ed Euridice" (1762) also belongs to this genre, though in many ways it is atypical.