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: Playing on his guitar, David was trying to sing along. Sentence2: His vocals weren't the best, but he kept practicing. Sentence3: Singing random lyrics, he eventually got a bit better. Sentence4: Recording it, he decided to mail it to the radio stations.

A few days later, David's song was playing on a local station.