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: Ritz was born in a large litter of 12 other puppies. Sentence2: When he was eight weeks old he was given away to a lovely family. Sentence3: They raised him well and he led a very happy life. Sentence4: Things changed one day for Ritz when his owner got cancer.

Ritz was orphaned and had to be sent to a shelter.