Task: Sentence Ordering
Input (English): Sentence1: This was the best birthday gift Emily had ever had. Sentence2: Emily was very excited to see her favorite artist on the stage. Sentence3: The concert ticket was a gift for Emily for her birthday. Sentence4: She was nervous because of all of the people at the concert. Sentence5: When Emily was young she got to go to her first concert.
Output (English): 53421