Task: Sentence Ordering
Input (English): Sentence1: She found him, but he was married with kids. Sentence2: Aliza was sad, but she never contacted him again. Sentence3: The problem was, he moved to a new state. Sentence4: She decided to use Facebook to find him. Sentence5: Aliza had a long lost ex-boyfriend she was bound to find.
Output (English): 45231