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: Caleb loves to run. Sentence 2: When he started High School he joined the cross country team. Sentence 3: His first year was mainly just a matter of getting used to the team. Sentence 4: In his second year, he began to pick up his pace. Sentence 5: In his Third year, he began to win some races.

Cross Country