Are Norma and Idomeneo both operas by Bellini?
Norma (opera) Norma (] ) is a "tragedia lirica" or opera in two acts by Vincenzo Bellini with libretto by Felice Romani after "Norma, ou L'infanticide" ("Norma, or The Infanticide") by Alexandre Soumet. It was first produced at La Scala in Milan on 26 December 1831.
Semiramide Semiramide (] ) is an opera in two acts by Gioachino Rossini.