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: Tina and her sister got out of school early. Sentence 2: She thought they would be picked up promptly. Sentence 3: All the sudden though they waited three hours. Sentence 4: Still no dad in sight. Sentence 5: But when they called their dad he forgot and had to leave work.

Forgetting to pick up the kids