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: I stopped my car at the traffic light. Sentence2: In the next lane, a man was revving his engine. Sentence3: He was challenging me to a race. Sentence4: I agreed to the race.

Alas, he crashed his car and I realized street racing is bad.