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: Robbie was proud of the guns he owned. Sentence 2: He kept the guns locked up, away from his young children. Sentence 3: His oldest son was curious. Sentence 4: He figured out how to unlock the guns. Sentence 5: Robbie kept his guns, even after his son shot himself.

Gun Nut