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: Neil wanted to see a historical spot on his trip to London. Sentence2: He took a bus tour to an old prison. Sentence3: It was called the Tower of London. Sentence4: Neil learned the history of the impressive tower.

He was fascinated.