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: A man bought his young son a bicycle. Sentence2: It was the same brand of bike he'd owned himself as a boy. Sentence3: His bike had lasted until he outgrew it. Sentence4: His son's bike, though, fell apart after only a few weeks.

The man was very annoyed.