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: Ron got a magazine in the mail with pictures from Tahiti. Sentence2: Ron decided that he would save up his money to go on vacation there. Sentence3: Ron saved a lot of money, so he decided to rent a jet. Sentence4: Because of this, he was able to invite all his friends.

Ron's friends praised him for this generosity and threw him a party.