Are Robert le diable and Ormindo both operas?
Robert le diable: Robert le diable ("Robert the Devil") is an opera in five acts composed by Giacomo Meyerbeer from a libretto written by Eugène Scribe and Germain Delavigne. Ormindo: "Ormindo" was first performed in 1644 at the Teatro San Cassiano, Venice, the world's first public opera house.
yes