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: Jonathan yelled into the mountains. Sentence 2: He heard his echo yell back. Sentence 3: Then he heard a loud roar. Sentence 4: Jonathan knew there weren't any animals that road in Alaska. Sentence 5: He wondered if it was Big Foot and ran away.

Big Foot