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: Sam bought a new smoke alarm. Sentence 2: He went to set it up in his home. Sentence 3: Sam realized he didn't have any batteries. Sentence 4: Sam went back to the store. Sentence 5: Sam bought the batteries for the smoke alarm.

Sam's Smoke Alarm