Complex sentence: As a dancer he performed major roles in the classical repertoire, including Romeo in Romeo and Juliet, Franz in Coppelia, Albrecht in Giselle, and the Prince in Nutcracker.
Split into simpler sentences: As a dancer he performed major roles in the classical repertoire. These roles include Romeo in Romeo and Juliet, Franz in Coppelia, Albrecht in Giselle, and the Prince in Nutcracker.