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: Bill was cleaning out his garage. Sentence2: But he noticed a bunch of old things that he didn't want to throw away Sentence3: He bought CDs, headphones, and video games inside. Sentence4: But he quickly got bored with them.

He realized why they needed to be given away.