Task: Sentence Ordering
Input (English): Sentence1: When he woke up it was freezing. Sentence2: Shivering, he pulled a bunch of blankets around himself. Sentence3: He became very warm and content. Sentence4: Stewart tried to finish his favorite task before going to bed. Sentence5: He got so engrossed in it, he forgot to keep the fire going.
Output (English): 53412