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: Michelle and Jane were playing tennis. Sentence 2: Michelle hit the ball and a dog ran up and caught the ball. Sentence 3: The dog then ran off. Sentence 4: Michelle and Jane chased the dog but couldn't catch him. Sentence 5: Michelle and Jane are now at the store getting a new ball.

Tennis Ball