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: Gabby had a set of twin boys. Sentence2: They were one year old and were pretty smart. Sentence3: Gabby wanted her boys to learn their alphabet. Sentence4: She began practicing it with them everyday for hours.

In a month's time the boys could recite their alphabet on their own.