Task: Sentence Ordering
Input (English): Sentence1: Ritz was born in a large litter of 12 other puppies. Sentence2: They raised him well and he led a very happy life. Sentence3: Ritz was orphaned and had to be sent to a shelter. Sentence4: Things changed one day for Ritz when his owner got cancer. Sentence5: When he was eight weeks old he was given away to a lovely family.
Output (English): 13542