Task: Sentence Ordering
Input (English): Sentence1: He wanted to get her a very special gift for Valentine's Day. Sentence2: Bob was warm and tender towards his wife. Sentence3: He asked all the people he knew what he should get her. Sentence4: They all had different opinions, leaving Bob confused. Sentence5: Bob finally went with his instincts and picked the perfect gift.
Output (English): 21345