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: Rico's wife made two bagged lunches. Sentence2: One lunch had a ham sandwich, the other had roast beef. Sentence3: Rico wanted the ham sandwich, so he grabbed that bag. Sentence4: Rico realized later that he grabbed the wrong bag.

Rico begrudgingly ate the roast beef sandwich.