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: Jacob wanted a new robe for Christmas. Sentence2: He picked one out from the catalog. Sentence3: He did not think his mom was going to buy it. Sentence4: He told her what color and everything.

When Christmas came, he opened the box and there was the robe.