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: Katie once found an egg in an abandoned bird's nest. Sentence2: All of the other eggs had hatched so she figured it was a dud. Sentence3: She brought it home and kept it in her room on display. Sentence4: Two days later it suddenly hatched!

She kept the bird until it was good enough to be on its own.