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: Consider Input: Sentence1: Jason loves using a Macintosh at home but his office uses only PCs. Sentence2: He has trouble becoming familiar with the PC operating system at work. Sentence3: Jason buys a PC at home to become more familiar with it. Sentence4: Soon he has become an expert in using a PC

Output: Jason got a raise at work for being so good at working a PC.

Input: Consider Input: Sentence1: Heather and Marcus were ready for the next step in their relationship. Sentence2: They were happy newlyweds, but wanted an addition to their family. Sentence3: Although not quite ready for kids, they still felt lonely. Sentence4: On a whim, they went to an animal shelter and fell in love with a cat.

Output: They adopted the cat.

Input: Consider Input: Sentence1: The shepherd opened the gate of the pen. Sentence2: He sent his dog into the pasture to round up the sheep. Sentence3: The dog herded the sheep towards the gate. Sentence4: The sheep moved together into the pen.
Output: The shepherd then went back to his house.