The Cid: Opera, In Four Acts And Ten Scenes (1895) is a theatrical work written by Adolphe D'Ennery. The book is a libretto for an opera based on the story of El Cid, a legendary hero of medieval Spain. The story follows the life of Rodrigo D������az de Vivar, a nobleman who is exiled from his homeland after being falsely accused of a crime. He then becomes a mercenary and leads an army to fight against the...