TASK 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.
PROBLEM: Sentence1: Tom liked to herd cattle. Sentence2: He did it every day. Sentence3: One day a cow went free. Sentence4: He searched everywhere.

SOLUTION: He found the cow and brought it back.

PROBLEM: Sentence1: Gina's family was having a water fight. Sentence2: They were in the yard dousing each other with water. Sentence3: Her dad thought he had gotten away from the kids. Sentence4: Till they threw a bucket of water on his back.

SOLUTION: He winced and grabbed his back as the kids stood laughing.

PROBLEM: Sentence1: It had been raining for 2 days straight. Sentence2: The sky finally turned blue. Sentence3: When I looked up there was a rainbow. Sentence4: It stretched for miles across the town.

SOLUTION:
It was a beautiful sight after a rainy day.