Complex sentence: She was in charge of creating this program from the ground up, which included choosing where murals would go, designing the murals, and supervising the mural painting teams, which would consist of teenagers who were in trouble with the police.
Split into simpler sentences: She was in charge of creating the program from ground up, including choosing where murals go, designing the murals, and supervising the mural painting teams. They would consist of teenagers who were in trouble with the police.