Task: Sentence Ordering
Input (English): Sentence1: Jack and Chad climbed down the Grand Canyon Wall. Sentence2: It took 20 minutes to remove the needles and continue climbing. Sentence3: Jack paused to take a picture, leaning to get a good shot angle. Sentence4: Needles were now stuck in Jack's pants. Sentence5: Jack accidentally sat on a cactus.
Output (English): 15243