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.
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Question: Sentence1: I went to the zoo. Sentence2: I saw some monkeys. Sentence3: I wished I had a pet monkey. Sentence4: Then I saw a monkey attack another monkey.

Answer: I realized I didn't want a pet monkey anymore.

Question: Sentence1: A little boy played with a ball alone. Sentence2: Someone brought a little girl into the room with him. Sentence3: She wanted to play with the ball and he was afraid to let her. Sentence4: However he allowed her to play with the ball as well.

Answer: They continued to play until they went home, not alone anymore.

Question: Sentence1: I had never been on a rollercoaster before and last week was the first Sentence2: I was frightened but also nervous to go on it. Sentence3: When the ride started I was screaming. Sentence4: Being not in control was frightening.

Answer:
After the ride I never wanted to go on it again.