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 home alone. Sentence 2: His neighbor went over and tried to walk in. Sentence 3: Tim wasn't expecting anybody. Sentence 4: The door was locked and the neighbor knocked. Sentence 5: Tim never got up to answer.

Unwanted Visitor