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: Allison decided she wanted to learn more about her area's history. Sentence2: She went down to the library to check out a book on it. Sentence3: She went inside and couldn't understand how the books were sorted. Sentence4: She found a librarian who explained the dewey decimal system.

That helped her find what she wanted.