Q: In this task, you're given a four sentences of story written in natural language. Your job is to complete end part of the story by predicting appropriate last sentence which is coherent with the given sentences.
Sentence1: Amy challenged her sister to a contest. Sentence2: Whoever could drink the most milk in an hour would win. Sentence3: The winner would have to do the loser's chores for a month! Sentence4: Amy chugged as much milk as she could, but her sister drank more.
A:
Amy was forced to do her sister's chores all month!