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: Our family used to sometimes drive two cars to church. Sentence 2: Some children rode in one car and some in the other. Sentence 3: One Sunday we realized our brother had been left at church. Sentence 4: When we went back to get him, he was walking home. Sentence 5: He was so angry about being left, he didn't want to get into the car!

The Lost Boy