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: My dog, Chaz, knows not to beg. Sentence2: He knows that worst case he gets told to lay down. Sentence3: Best case scenario begging will get him something. Sentence4: He is rewarded when he doesn't beg.

He feels better when begging.