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: Sally was walking along when she found a marble. Sentence2: A little way down the road she found another. Sentence3: She started following a path that was littered with marbles. Sentence4: Eventually Sally stopped under a big oak tree.

She started to dig and found a whole bag full of old marbles!