Definition: 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.
Input: Sentence1: Gabe found two dollars on the floor in his classroom. Sentence2: He happily picked it up. Sentence3: And no one saw. Sentence4: But later, he noticed that his friend bought nothing for lunch.

Gabe regret taking the money.