Task: Sentence Ordering
Input (English): Sentence1: Karen was accepted but Diane was not, which was hard for both of them. Sentence2: They both applied to Cornell and planned to room together. Sentence3: Karen and Diane had been best friends since childhood. Sentence4: Now high school seniors, they've started thinking about college. Sentence5: It was hard, but they agreed to go their separate ways.
Output (English): 43125