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: Four friends like to ride horses. Sentence2: They went and caught mustangs. Sentence3: The four friends domesticated the mustangs. Sentence4: The friends rode the horses from mexico to canada.

The four friends never forgot that trip.