Task: Sentence Ordering
Input (English): Sentence1: They tell him to never wait so long to do laundry again. Sentence2: Sean's roommates notice that his clothes and bed start to smell. Sentence3: They tell him he needs to clean his laundry pretty soon. Sentence4: Sean protests at first, but finally he cleans his laundry. Sentence5: His roommates are grateful that Sean no longer smells as bad.
Output (English): 51234