How many acts are in both Le roi d'Ys and King Roger?
Le roi d'Ys Le roi d'Ys ("The King of Ys") is an opera in three acts and five tableaux by the French composer Édouard Lalo, to a libretto by Édouard Blau, based on the old Breton legend of the drowned city of Ys. That city was, according to the legend, the capital of the kingdom of Cornouaille.
Le financier et le savetier Le financier et le savetier (The financier and the cobbler) is a one-act opérette bouffe of 1856 with words by Hector Crémieux and Edmond About, and music by Jacques Offenbach, based on the poem by La Fontaine. In 1842 Offenbach had set "The Cobbler and the Financier" ("Le Savetier et le Financier") among a set of six fables of La Fontaine.