Dante Alighieri is known for his  long narrative poem originally called  "Comedìa " which was divided into how many parts?
Dante Alighieri Durante degli Alighieri (] ), simply called Dante (] , , ; c. 1265 – 1321), was a major Italian poet of the Late Middle Ages. His "Divine Comedy", originally called "Comedìa " (modern Italian: "Commedia") and later christened "Divina " by Boccaccio, is widely considered the greatest literary work composed in the Italian language and a masterpiece of world literature. It has been referred to as the greatest poem of the Middle Ages.
L'Olimpiade (Pergolesi) L'Olimpiade is an opera in the form of a dramma per musica in three acts by the Italian composer Giovanni Battista Pergolesi. Pergolesi took the text, with a few modifications, from the libretto of the same name by Pietro Metastasio. The opera first appeared during the Carnival season of 1735 at the in Rome and "came to be probably the most admired" of the more than 50 musical settings of Metastasio’s drama.