Complex sentence: The school runs a highly successful music and theater program; students may choose from playing in the regular orchestra, the sports pep band, the chorus, the Chamber Choir, and the wind ensemble, among other programs.
Split into simpler sentences: The school runs a highly successful music and theater program. Musically inclined students may choose from playing in the regular orchestra, the sports pep band, the chorus, the Chamber Choir, and the wind ensemble, among other programs.