Task: Sentence Ordering
Input (English): Sentence1: He looked all over but couldn't find them. Sentence2: When he woke up, he went to put his shoes on. Sentence3: But he couldn't lace them up because the strings were missing! Sentence4: Ronald kicked his shoes off and laid on the couch for a nap. Sentence5: Ronald went to look for more laces.
Output (English): 42315