Complex sentence: Its religious programming formerly aired on sister station CJMR, which also aired multilingual programming; with the launch of CJYE, CJMR moved to a full-time multilingual format.
Split into simpler sentences: Its religious programming formerly aired on sister station CJMR, which also aired multilingual programming. With the launch of CJYE, CJMR moved to a full-time multilingual format.