Task: Sentence Ordering
Input (English): Sentence1: He researched different cameras online and decided to buy one. Sentence2: Annoyed, he contacted the retailer to complain about the damage. Sentence3: When Harry opened the package, he found that the camera was damaged. Sentence4: Harry shopped a lot online and was looking to buy a new camera. Sentence5: He made the purchase and the camera arrived in the mail the next week.
Output (English): 25413