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: Bertie moved to the midwest. Sentence 2: He found the summers pleasantly temperate and sunny. Sentence 3: He found the winters brutally cold and unpleasant. Sentence 4: He invested in a space heater for his room. Sentence 5: It was insufficient and he had to sleep in many layers.

Space Heater