sentences:  Le duc d'Albe
  
  Le duc d'Albe (its original French title) or Il duca d'Alba (its later Italian title) is an opera in three acts originally composed by Gaetano Donizetti in 1839 to a French language libretto by Eugène Scribe and Charles Duveyrier.Its title, which translates as "The Duke of Alba", refers to its protagonist Fernando Álvarez de Toledo, 3rd Duke of Alba.