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: Arnold decided to get into shape. Sentence 2: He worked out every day. Sentence 3: Soon, he was lifting heavy weights. Sentence 4: He felt really healthy and strong. Sentence 5: He decided to become a trainer to help others.

The Gym