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: Tim was a wrestler his entire life. Sentence 2: He decided to get into mixed martial arts. Sentence 3: He had to train more than just wrestling. Sentence 4: After a while he liked striking more and more. Sentence 5: He started knocking people out.

Mixed Martial Arts