Task: Sentence Ordering
Input (English): Sentence1: Jay immediately knew her fears were unfounded. Sentence2: While she was happy for her sister, she was scared to be an aunt. Sentence3: Jay knew that there would be a lot of responsibility involved. Sentence4: But then, she finally came home from school and saw her nephew. Sentence5: When Jay found out her older sister was pregnant, she was nervous.
Output (English): 52341