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 had an old bike. Sentence 2: He loved riding it. Sentence 3: Unfortunately it was somewhat dangerous. Sentence 4: For his birthday his parents bought him a new one. Sentence 5: Tim was extremely happy.

New Bike