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: Harry was especially talented at computer repair. Sentence2: His mother called him over to fix her computer. Sentence3: He could not figure out what was wrong with it. Sentence4: Finally, he realized the problem.

Harry quickly fixed the problem for his mother.