Complex sentence: In September 2004, the De La Salle Cadet Corps (DLSCC) was reformed as an independent, student-run, teacher moderated program designed as a leadership laboratory for its participants and is is Canada's only Roman Catholic cadet corps.
Split into simpler sentences: In September 2004, the De La Salle Cadet Corps (DLSCC) was reformed as an independent, student-run, teacher moderated program designed as a leadership laboratory for its participants. The De La Salle Cadet Corps (DLSCC) is Canada's only Roman Catholic cadet corps.