Definition: In this task, you're given five sentences, numbered 1 through 5. Your job is to generate a title for the story that makes complete sense. The title must be short, with less than three words, use simple language, and include the main topic of the story.
Input: Sentence 1: I had a friend who was born in Mexico. Sentence 2: Her parents moved to the US when she was very young. Sentence 3: It took them a long time to become citizens. Sentence 4: But now they are US citizens. Sentence 5: They are all very happy to be living in the US.

Mexico