Complex sentence: Ms Klugh writes on a pink slip, and hands it to a distraught Michael, containing the names of four people from his camp that he must bring to the Others in order for Michael and Walt to be set free.
Split into simpler sentences: Ms Klugh writes on a pink slip, and hands it to a distraught Michael. The slip contains the names of four people from his camp that he must bring to the Others in order for Michael and Walt to be set free.