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: Evan concluded that aliens must exist. Sentence 2: He was looking at the sky in his telescope one night. Sentence 3: As he looked through the scope, he noticed a large disc shaped object. Sentence 4: Evan gasped realizing it must be a flying saucer. Sentence 5: He heard laughing and saw his friend holding a paper plate.

The Flying Saucer