Part of Tutto Verdi series - Simon Boccanegra (2010) Parma. Revised version (1881). 'Simon Boccanegra' is an opera with a prologue and three acts by Giuseppe Verdi to an Italian libretto by Francesco Maria Piave, based on the play 'Simón Bocanegra' (1843) by Antonio García Gutiérrez, whose play 'El ...