Task: Sentence Ordering
Input (English): Sentence1: Then they noticed her looking down at them from the top branches. Sentence2: They were afraid she had gotten outside and gotten lost. Sentence3: Everyone was sad when they sat down in front of the Christmas tree. Sentence4: The Smith's could not find their cat. Sentence5: The Smiths all cheered, and rushed to hug their cat.
Output (English): 42315