Task: Sentence Ordering
Input (English): Sentence1: Betsy felt really bad for the rest of the night. Sentence2: Betsy was about to celebrate her sixteenth birthday. Sentence3: Happily, her parents gave her a monogram necklace. Sentence4: Her parents surprised her with a nice dinner out and a small present. Sentence5: On the way home, Betsy misplaced the necklace in the car.
Output (English): 51324