Original sentence: Pelléas et Mélisande, is an opera by Claude Debussy The opera was first performed in Paris in 1902.The opera is often called an Impressionist opera, though others believe this flies in the face of the explicit conducting instructions left by Debussy
Edited sentence: Pelléas et Mélisande, one of the most notoriously difficult operas of the repetoire, is often mislabeled as Impressionist opera, but such determinations fly in the face of the explicit conducting instructions left by its composer, Claude Debussy.The opera was first performed in Paris in 1902