Complex sentence: Cartoon Network is a Canadian English-language Category B specialty channel based on the U.S. cable network of the same name, which broadcasts animated programming aimed at children and teens, and its late night counterpart, Adult Swim, which targets young adults.
Split into simpler sentences: Cartoon Network is a Canadian English-language Category B specialty channel based on the U.S. cable network Cartoon Network, which broadcasts animated programming aimed at children and teens. Its late night counterpart, Adult Swim, which targets young adults.