Task: Sentence Ordering
Input (English): Sentence1: He did not drive under the influence. Sentence2: Neil knew what he had to do on his visit to Dublin. Sentence3: He couldn't leave the city without visiting its many pubs! Sentence4: He got very tipsy, but he remembered one thing for sure. Sentence5: Neil saw dozens of pubs and had dozens of pints.
Output (English): 51243